[llvm] 850dde0 - [RISCV][VP] Introduce vp saturating addition/subtraction and RISC-V support. (#82370)
via llvm-commits
llvm-commits at lists.llvm.org
Thu Feb 22 22:17:21 PST 2024
Author: Yeting Kuo
Date: 2024-02-23T14:17:15+08:00
New Revision: 850dde063b7f70bb592723064385e9f9ad39c96e
URL: https://github.com/llvm/llvm-project/commit/850dde063b7f70bb592723064385e9f9ad39c96e
DIFF: https://github.com/llvm/llvm-project/commit/850dde063b7f70bb592723064385e9f9ad39c96e.diff
LOG: [RISCV][VP] Introduce vp saturating addition/subtraction and RISC-V support. (#82370)
This patch also pick the MatchContext framework from DAGCombiner to an
indiviual header file to make the framework be used from other files in
llvm/lib/CodeGen/SelectionDAG/.
Added:
llvm/lib/CodeGen/SelectionDAG/MatchContext.h
llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vsadd-vp.ll
llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vsaddu-vp.ll
llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vssub-vp.ll
llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vssubu-vp.ll
llvm/test/CodeGen/RISCV/rvv/vsadd-vp.ll
llvm/test/CodeGen/RISCV/rvv/vsaddu-vp.ll
llvm/test/CodeGen/RISCV/rvv/vssub-vp.ll
llvm/test/CodeGen/RISCV/rvv/vssubu-vp.ll
Modified:
llvm/docs/LangRef.rst
llvm/include/llvm/IR/Intrinsics.td
llvm/include/llvm/IR/VPIntrinsics.def
llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
llvm/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
llvm/lib/CodeGen/SelectionDAG/LegalizeTypes.h
llvm/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
llvm/lib/Target/RISCV/RISCVISelLowering.cpp
llvm/unittests/IR/VPIntrinsicTest.cpp
Removed:
################################################################################
diff --git a/llvm/docs/LangRef.rst b/llvm/docs/LangRef.rst
index 8f4495e25d0fa2..19ca9f6ae3fe3b 100644
--- a/llvm/docs/LangRef.rst
+++ b/llvm/docs/LangRef.rst
@@ -16749,6 +16749,7 @@ an operation is greater than the maximum value, the result is set (or
"clamped") to this maximum. If it is below the minimum, it is clamped to this
minimum.
+.. _int_sadd_sat:
'``llvm.sadd.sat.*``' Intrinsics
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -16798,6 +16799,8 @@ Examples
%res = call i4 @llvm.sadd.sat.i4(i4 -4, i4 -5) ; %res = -8
+.. _int_uadd_sat:
+
'``llvm.uadd.sat.*``' Intrinsics
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -16845,6 +16848,8 @@ Examples
%res = call i4 @llvm.uadd.sat.i4(i4 8, i4 8) ; %res = 15
+.. _int_ssub_sat:
+
'``llvm.ssub.sat.*``' Intrinsics
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -16893,6 +16898,8 @@ Examples
%res = call i4 @llvm.ssub.sat.i4(i4 4, i4 -5) ; %res = 7
+.. _int_usub_sat:
+
'``llvm.usub.sat.*``' Intrinsics
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -23610,6 +23617,202 @@ Examples:
%also.r = select <4 x i1> %mask, <4 x i32> %t, <4 x i32> poison
+.. _int_vp_sadd_sat:
+
+'``llvm.vp.sadd.sat.*``' Intrinsics
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+Syntax:
+"""""""
+This is an overloaded intrinsic.
+
+::
+
+ declare <16 x i32> @llvm.vp.sadd.sat.v16i32 (<16 x i32> <left_op> <16 x i32> <right_op>, <16 x i1> <mask>, i32 <vector_length>)
+ declare <vscale x 4 x i32> @llvm.vp.sadd.sat.nxv4i32 (<vscale x 4 x i32> <left_op>, <vscale x 4 x i32> <right_op>, <vscale x 4 x i1> <mask>, i32 <vector_length>)
+ declare <256 x i64> @llvm.vp.sadd.sat.v256i64 (<256 x i64> <left_op>, <256 x i64> <right_op>, <256 x i1> <mask>, i32 <vector_length>)
+
+Overview:
+"""""""""
+
+Predicated signed saturating addition of two vectors of integers.
+
+
+Arguments:
+""""""""""
+
+The first two operands and the result have the same vector of integer type. The
+third operand is the vector mask and has the same number of elements as the
+result vector type. The fourth operand is the explicit vector length of the
+operation.
+
+Semantics:
+""""""""""
+
+The '``llvm.vp.sadd.sat``' intrinsic performs sadd.sat (:ref:`sadd.sat <int_sadd_sat>`)
+of the first and second vector operands on each enabled lane. The result on
+disabled lanes is a :ref:`poison value <poisonvalues>`.
+
+
+Examples:
+"""""""""
+
+.. code-block:: llvm
+
+ %r = call <4 x i32> @llvm.vp.sadd.sat.v4i32(<4 x i32> %a, <4 x i32> %b, <4 x i1> %mask, i32 %evl)
+ ;; For all lanes below %evl, %r is lane-wise equivalent to %also.r
+
+ %t = call <4 x i32> @llvm.sadd.sat.v4i32(<4 x i32> %a, <4 x i32> %b)
+ %also.r = select <4 x i1> %mask, <4 x i32> %t, <4 x i32> poison
+
+
+.. _int_vp_uadd_sat:
+
+'``llvm.vp.uadd.sat.*``' Intrinsics
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+Syntax:
+"""""""
+This is an overloaded intrinsic.
+
+::
+
+ declare <16 x i32> @llvm.vp.uadd.sat.v16i32 (<16 x i32> <left_op> <16 x i32> <right_op>, <16 x i1> <mask>, i32 <vector_length>)
+ declare <vscale x 4 x i32> @llvm.vp.uadd.sat.nxv4i32 (<vscale x 4 x i32> <left_op>, <vscale x 4 x i32> <right_op>, <vscale x 4 x i1> <mask>, i32 <vector_length>)
+ declare <256 x i64> @llvm.vp.uadd.sat.v256i64 (<256 x i64> <left_op>, <256 x i64> <right_op>, <256 x i1> <mask>, i32 <vector_length>)
+
+Overview:
+"""""""""
+
+Predicated unsigned saturating addition of two vectors of integers.
+
+
+Arguments:
+""""""""""
+
+The first two operands and the result have the same vector of integer type. The
+third operand is the vector mask and has the same number of elements as the
+result vector type. The fourth operand is the explicit vector length of the
+operation.
+
+Semantics:
+""""""""""
+
+The '``llvm.vp.uadd.sat``' intrinsic performs uadd.sat (:ref:`uadd.sat <int_uadd_sat>`)
+of the first and second vector operands on each enabled lane. The result on
+disabled lanes is a :ref:`poison value <poisonvalues>`.
+
+
+Examples:
+"""""""""
+
+.. code-block:: llvm
+
+ %r = call <4 x i32> @llvm.vp.uadd.sat.v4i32(<4 x i32> %a, <4 x i32> %b, <4 x i1> %mask, i32 %evl)
+ ;; For all lanes below %evl, %r is lane-wise equivalent to %also.r
+
+ %t = call <4 x i32> @llvm.uadd.sat.v4i32(<4 x i32> %a, <4 x i32> %b)
+ %also.r = select <4 x i1> %mask, <4 x i32> %t, <4 x i32> poison
+
+
+.. _int_vp_ssub_sat:
+
+'``llvm.vp.ssub.sat.*``' Intrinsics
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+Syntax:
+"""""""
+This is an overloaded intrinsic.
+
+::
+
+ declare <16 x i32> @llvm.vp.ssub.sat.v16i32 (<16 x i32> <left_op> <16 x i32> <right_op>, <16 x i1> <mask>, i32 <vector_length>)
+ declare <vscale x 4 x i32> @llvm.vp.ssub.sat.nxv4i32 (<vscale x 4 x i32> <left_op>, <vscale x 4 x i32> <right_op>, <vscale x 4 x i1> <mask>, i32 <vector_length>)
+ declare <256 x i64> @llvm.vp.ssub.sat.v256i64 (<256 x i64> <left_op>, <256 x i64> <right_op>, <256 x i1> <mask>, i32 <vector_length>)
+
+Overview:
+"""""""""
+
+Predicated signed saturating subtraction of two vectors of integers.
+
+
+Arguments:
+""""""""""
+
+The first two operands and the result have the same vector of integer type. The
+third operand is the vector mask and has the same number of elements as the
+result vector type. The fourth operand is the explicit vector length of the
+operation.
+
+Semantics:
+""""""""""
+
+The '``llvm.vp.ssub.sat``' intrinsic performs ssub.sat (:ref:`ssub.sat <int_ssub_sat>`)
+of the first and second vector operands on each enabled lane. The result on
+disabled lanes is a :ref:`poison value <poisonvalues>`.
+
+
+Examples:
+"""""""""
+
+.. code-block:: llvm
+
+ %r = call <4 x i32> @llvm.vp.ssub.sat.v4i32(<4 x i32> %a, <4 x i32> %b, <4 x i1> %mask, i32 %evl)
+ ;; For all lanes below %evl, %r is lane-wise equivalent to %also.r
+
+ %t = call <4 x i32> @llvm.ssub.sat.v4i32(<4 x i32> %a, <4 x i32> %b)
+ %also.r = select <4 x i1> %mask, <4 x i32> %t, <4 x i32> poison
+
+
+.. _int_vp_usub_sat:
+
+'``llvm.vp.usub.sat.*``' Intrinsics
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+Syntax:
+"""""""
+This is an overloaded intrinsic.
+
+::
+
+ declare <16 x i32> @llvm.vp.usub.sat.v16i32 (<16 x i32> <left_op> <16 x i32> <right_op>, <16 x i1> <mask>, i32 <vector_length>)
+ declare <vscale x 4 x i32> @llvm.vp.usub.sat.nxv4i32 (<vscale x 4 x i32> <left_op>, <vscale x 4 x i32> <right_op>, <vscale x 4 x i1> <mask>, i32 <vector_length>)
+ declare <256 x i64> @llvm.vp.usub.sat.v256i64 (<256 x i64> <left_op>, <256 x i64> <right_op>, <256 x i1> <mask>, i32 <vector_length>)
+
+Overview:
+"""""""""
+
+Predicated unsigned saturating subtraction of two vectors of integers.
+
+
+Arguments:
+""""""""""
+
+The first two operands and the result have the same vector of integer type. The
+third operand is the vector mask and has the same number of elements as the
+result vector type. The fourth operand is the explicit vector length of the
+operation.
+
+Semantics:
+""""""""""
+
+The '``llvm.vp.usub.sat``' intrinsic performs usub.sat (:ref:`usub.sat <int_usub_sat>`)
+of the first and second vector operands on each enabled lane. The result on
+disabled lanes is a :ref:`poison value <poisonvalues>`.
+
+
+Examples:
+"""""""""
+
+.. code-block:: llvm
+
+ %r = call <4 x i32> @llvm.vp.usub.sat.v4i32(<4 x i32> %a, <4 x i32> %b, <4 x i1> %mask, i32 %evl)
+ ;; For all lanes below %evl, %r is lane-wise equivalent to %also.r
+
+ %t = call <4 x i32> @llvm.usub.sat.v4i32(<4 x i32> %a, <4 x i32> %b)
+ %also.r = select <4 x i1> %mask, <4 x i32> %t, <4 x i32> poison
+
+
.. _int_vp_fshl:
'``llvm.vp.fshl.*``' Intrinsics
diff --git a/llvm/include/llvm/IR/Intrinsics.td b/llvm/include/llvm/IR/Intrinsics.td
index 8c0d4d5db32d88..d7c1ce153a6c80 100644
--- a/llvm/include/llvm/IR/Intrinsics.td
+++ b/llvm/include/llvm/IR/Intrinsics.td
@@ -1933,6 +1933,26 @@ let IntrProperties = [IntrNoMem, IntrNoSync, IntrWillReturn] in {
LLVMMatchType<0>,
LLVMScalarOrSameVectorWidth<0, llvm_i1_ty>,
llvm_i32_ty]>;
+ def int_vp_sadd_sat : DefaultAttrsIntrinsic<[ llvm_anyvector_ty ],
+ [ LLVMMatchType<0>,
+ LLVMMatchType<0>,
+ LLVMScalarOrSameVectorWidth<0, llvm_i1_ty>,
+ llvm_i32_ty]>;
+ def int_vp_uadd_sat : DefaultAttrsIntrinsic<[ llvm_anyvector_ty ],
+ [ LLVMMatchType<0>,
+ LLVMMatchType<0>,
+ LLVMScalarOrSameVectorWidth<0, llvm_i1_ty>,
+ llvm_i32_ty]>;
+ def int_vp_ssub_sat : DefaultAttrsIntrinsic<[ llvm_anyvector_ty ],
+ [ LLVMMatchType<0>,
+ LLVMMatchType<0>,
+ LLVMScalarOrSameVectorWidth<0, llvm_i1_ty>,
+ llvm_i32_ty]>;
+ def int_vp_usub_sat : DefaultAttrsIntrinsic<[ llvm_anyvector_ty ],
+ [ LLVMMatchType<0>,
+ LLVMMatchType<0>,
+ LLVMScalarOrSameVectorWidth<0, llvm_i1_ty>,
+ llvm_i32_ty]>;
// Floating-point arithmetic
def int_vp_fadd : DefaultAttrsIntrinsic<[ llvm_anyvector_ty ],
diff --git a/llvm/include/llvm/IR/VPIntrinsics.def b/llvm/include/llvm/IR/VPIntrinsics.def
index 3b32b60609f536..4089acf9ec3f05 100644
--- a/llvm/include/llvm/IR/VPIntrinsics.def
+++ b/llvm/include/llvm/IR/VPIntrinsics.def
@@ -293,6 +293,30 @@ BEGIN_REGISTER_VP(vp_fshr, 3, 4, VP_FSHR, -1)
VP_PROPERTY_FUNCTIONAL_INTRINSIC(fshr)
VP_PROPERTY_FUNCTIONAL_SDOPC(FSHR)
END_REGISTER_VP(vp_fshr, VP_FSHR)
+
+// llvm.vp.sadd.sat(x,y,mask,vlen)
+BEGIN_REGISTER_VP(vp_sadd_sat, 2, 3, VP_SADDSAT, -1)
+VP_PROPERTY_FUNCTIONAL_INTRINSIC(sadd_sat)
+VP_PROPERTY_FUNCTIONAL_SDOPC(SADDSAT)
+END_REGISTER_VP(vp_sadd_sat, VP_SADDSAT)
+
+// llvm.vp.uadd.sat(x,y,mask,vlen)
+BEGIN_REGISTER_VP(vp_uadd_sat, 2, 3, VP_UADDSAT, -1)
+VP_PROPERTY_FUNCTIONAL_INTRINSIC(uadd_sat)
+VP_PROPERTY_FUNCTIONAL_SDOPC(UADDSAT)
+END_REGISTER_VP(vp_uadd_sat, VP_UADDSAT)
+
+// llvm.vp.ssub.sat(x,y,mask,vlen)
+BEGIN_REGISTER_VP(vp_ssub_sat, 2, 3, VP_SSUBSAT, -1)
+VP_PROPERTY_FUNCTIONAL_INTRINSIC(ssub_sat)
+VP_PROPERTY_FUNCTIONAL_SDOPC(SSUBSAT)
+END_REGISTER_VP(vp_ssub_sat, VP_SSUBSAT)
+
+// llvm.vp.usub.sat(x,y,mask,vlen)
+BEGIN_REGISTER_VP(vp_usub_sat, 2, 3, VP_USUBSAT, -1)
+VP_PROPERTY_FUNCTIONAL_INTRINSIC(usub_sat)
+VP_PROPERTY_FUNCTIONAL_SDOPC(USUBSAT)
+END_REGISTER_VP(vp_usub_sat, VP_USUBSAT)
///// } Integer Arithmetic
///// Floating-Point Arithmetic {
diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
index ed43dd7f528821..6a28bc8da223b5 100644
--- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -76,6 +76,8 @@
#include <utility>
#include <variant>
+#include "MatchContext.h"
+
using namespace llvm;
#define DEBUG_TYPE "dagcombine"
@@ -888,141 +890,6 @@ class WorklistInserter : public SelectionDAG::DAGUpdateListener {
void NodeInserted(SDNode *N) override { DC.ConsiderForPruning(N); }
};
-class EmptyMatchContext {
- SelectionDAG &DAG;
- const TargetLowering &TLI;
-
-public:
- EmptyMatchContext(SelectionDAG &DAG, const TargetLowering &TLI, SDNode *Root)
- : DAG(DAG), TLI(TLI) {}
-
- bool match(SDValue OpN, unsigned Opcode) const {
- return Opcode == OpN->getOpcode();
- }
-
- // Same as SelectionDAG::getNode().
- template <typename... ArgT> SDValue getNode(ArgT &&...Args) {
- return DAG.getNode(std::forward<ArgT>(Args)...);
- }
-
- bool isOperationLegalOrCustom(unsigned Op, EVT VT,
- bool LegalOnly = false) const {
- return TLI.isOperationLegalOrCustom(Op, VT, LegalOnly);
- }
-};
-
-class VPMatchContext {
- SelectionDAG &DAG;
- const TargetLowering &TLI;
- SDValue RootMaskOp;
- SDValue RootVectorLenOp;
-
-public:
- VPMatchContext(SelectionDAG &DAG, const TargetLowering &TLI, SDNode *Root)
- : DAG(DAG), TLI(TLI), RootMaskOp(), RootVectorLenOp() {
- assert(Root->isVPOpcode());
- if (auto RootMaskPos = ISD::getVPMaskIdx(Root->getOpcode()))
- RootMaskOp = Root->getOperand(*RootMaskPos);
- else if (Root->getOpcode() == ISD::VP_SELECT)
- RootMaskOp = DAG.getAllOnesConstant(SDLoc(Root),
- Root->getOperand(0).getValueType());
-
- if (auto RootVLenPos =
- ISD::getVPExplicitVectorLengthIdx(Root->getOpcode()))
- RootVectorLenOp = Root->getOperand(*RootVLenPos);
- }
-
- /// whether \p OpVal is a node that is functionally compatible with the
- /// NodeType \p Opc
- bool match(SDValue OpVal, unsigned Opc) const {
- if (!OpVal->isVPOpcode())
- return OpVal->getOpcode() == Opc;
-
- auto BaseOpc = ISD::getBaseOpcodeForVP(OpVal->getOpcode(),
- !OpVal->getFlags().hasNoFPExcept());
- if (BaseOpc != Opc)
- return false;
-
- // Make sure the mask of OpVal is true mask or is same as Root's.
- unsigned VPOpcode = OpVal->getOpcode();
- if (auto MaskPos = ISD::getVPMaskIdx(VPOpcode)) {
- SDValue MaskOp = OpVal.getOperand(*MaskPos);
- if (RootMaskOp != MaskOp &&
- !ISD::isConstantSplatVectorAllOnes(MaskOp.getNode()))
- return false;
- }
-
- // Make sure the EVL of OpVal is same as Root's.
- if (auto VLenPos = ISD::getVPExplicitVectorLengthIdx(VPOpcode))
- if (RootVectorLenOp != OpVal.getOperand(*VLenPos))
- return false;
- return true;
- }
-
- // Specialize based on number of operands.
- // TODO emit VP intrinsics where MaskOp/VectorLenOp != null
- // SDValue getNode(unsigned Opcode, const SDLoc &DL, EVT VT) { return
- // DAG.getNode(Opcode, DL, VT); }
- SDValue getNode(unsigned Opcode, const SDLoc &DL, EVT VT, SDValue Operand) {
- unsigned VPOpcode = ISD::getVPForBaseOpcode(Opcode);
- assert(ISD::getVPMaskIdx(VPOpcode) == 1 &&
- ISD::getVPExplicitVectorLengthIdx(VPOpcode) == 2);
- return DAG.getNode(VPOpcode, DL, VT,
- {Operand, RootMaskOp, RootVectorLenOp});
- }
-
- SDValue getNode(unsigned Opcode, const SDLoc &DL, EVT VT, SDValue N1,
- SDValue N2) {
- unsigned VPOpcode = ISD::getVPForBaseOpcode(Opcode);
- assert(ISD::getVPMaskIdx(VPOpcode) == 2 &&
- ISD::getVPExplicitVectorLengthIdx(VPOpcode) == 3);
- return DAG.getNode(VPOpcode, DL, VT,
- {N1, N2, RootMaskOp, RootVectorLenOp});
- }
-
- SDValue getNode(unsigned Opcode, const SDLoc &DL, EVT VT, SDValue N1,
- SDValue N2, SDValue N3) {
- unsigned VPOpcode = ISD::getVPForBaseOpcode(Opcode);
- assert(ISD::getVPMaskIdx(VPOpcode) == 3 &&
- ISD::getVPExplicitVectorLengthIdx(VPOpcode) == 4);
- return DAG.getNode(VPOpcode, DL, VT,
- {N1, N2, N3, RootMaskOp, RootVectorLenOp});
- }
-
- SDValue getNode(unsigned Opcode, const SDLoc &DL, EVT VT, SDValue Operand,
- SDNodeFlags Flags) {
- unsigned VPOpcode = ISD::getVPForBaseOpcode(Opcode);
- assert(ISD::getVPMaskIdx(VPOpcode) == 1 &&
- ISD::getVPExplicitVectorLengthIdx(VPOpcode) == 2);
- return DAG.getNode(VPOpcode, DL, VT, {Operand, RootMaskOp, RootVectorLenOp},
- Flags);
- }
-
- SDValue getNode(unsigned Opcode, const SDLoc &DL, EVT VT, SDValue N1,
- SDValue N2, SDNodeFlags Flags) {
- unsigned VPOpcode = ISD::getVPForBaseOpcode(Opcode);
- assert(ISD::getVPMaskIdx(VPOpcode) == 2 &&
- ISD::getVPExplicitVectorLengthIdx(VPOpcode) == 3);
- return DAG.getNode(VPOpcode, DL, VT, {N1, N2, RootMaskOp, RootVectorLenOp},
- Flags);
- }
-
- SDValue getNode(unsigned Opcode, const SDLoc &DL, EVT VT, SDValue N1,
- SDValue N2, SDValue N3, SDNodeFlags Flags) {
- unsigned VPOpcode = ISD::getVPForBaseOpcode(Opcode);
- assert(ISD::getVPMaskIdx(VPOpcode) == 3 &&
- ISD::getVPExplicitVectorLengthIdx(VPOpcode) == 4);
- return DAG.getNode(VPOpcode, DL, VT,
- {N1, N2, N3, RootMaskOp, RootVectorLenOp}, Flags);
- }
-
- bool isOperationLegalOrCustom(unsigned Op, EVT VT,
- bool LegalOnly = false) const {
- unsigned VPOp = ISD::getVPForBaseOpcode(Op);
- return TLI.isOperationLegalOrCustom(VPOp, VT, LegalOnly);
- }
-};
-
} // end anonymous namespace
//===----------------------------------------------------------------------===//
diff --git a/llvm/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp b/llvm/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
index a4ba261686c688..df17d6530b0de3 100644
--- a/llvm/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
@@ -217,7 +217,15 @@ void DAGTypeLegalizer::PromoteIntegerResult(SDNode *N, unsigned ResNo) {
case ISD::SSUBSAT:
case ISD::USUBSAT:
case ISD::SSHLSAT:
- case ISD::USHLSAT: Res = PromoteIntRes_ADDSUBSHLSAT(N); break;
+ case ISD::USHLSAT:
+ Res = PromoteIntRes_ADDSUBSHLSAT<EmptyMatchContext>(N);
+ break;
+ case ISD::VP_SADDSAT:
+ case ISD::VP_UADDSAT:
+ case ISD::VP_SSUBSAT:
+ case ISD::VP_USUBSAT:
+ Res = PromoteIntRes_ADDSUBSHLSAT<VPMatchContext>(N);
+ break;
case ISD::SMULFIX:
case ISD::SMULFIXSAT:
@@ -934,6 +942,7 @@ SDValue DAGTypeLegalizer::PromoteIntRes_Overflow(SDNode *N) {
return DAG.getBoolExtOrTrunc(Res.getValue(1), dl, NVT, VT);
}
+template <class MatchContextClass>
SDValue DAGTypeLegalizer::PromoteIntRes_ADDSUBSHLSAT(SDNode *N) {
// If the promoted type is legal, we can convert this to:
// 1. ANY_EXTEND iN to iM
@@ -945,11 +954,13 @@ SDValue DAGTypeLegalizer::PromoteIntRes_ADDSUBSHLSAT(SDNode *N) {
SDLoc dl(N);
SDValue Op1 = N->getOperand(0);
SDValue Op2 = N->getOperand(1);
+ MatchContextClass matcher(DAG, TLI, N);
unsigned OldBits = Op1.getScalarValueSizeInBits();
- unsigned Opcode = N->getOpcode();
+ unsigned Opcode = matcher.getRootBaseOpcode();
bool IsShift = Opcode == ISD::USHLSAT || Opcode == ISD::SSHLSAT;
+ // FIXME: We need vp-aware PromotedInteger functions.
SDValue Op1Promoted, Op2Promoted;
if (IsShift) {
Op1Promoted = GetPromotedInteger(Op1);
@@ -968,18 +979,18 @@ SDValue DAGTypeLegalizer::PromoteIntRes_ADDSUBSHLSAT(SDNode *N) {
APInt MaxVal = APInt::getAllOnes(OldBits).zext(NewBits);
SDValue SatMax = DAG.getConstant(MaxVal, dl, PromotedType);
SDValue Add =
- DAG.getNode(ISD::ADD, dl, PromotedType, Op1Promoted, Op2Promoted);
- return DAG.getNode(ISD::UMIN, dl, PromotedType, Add, SatMax);
+ matcher.getNode(ISD::ADD, dl, PromotedType, Op1Promoted, Op2Promoted);
+ return matcher.getNode(ISD::UMIN, dl, PromotedType, Add, SatMax);
}
// USUBSAT can always be promoted as long as we have zero-extended the args.
if (Opcode == ISD::USUBSAT)
- return DAG.getNode(ISD::USUBSAT, dl, PromotedType, Op1Promoted,
- Op2Promoted);
+ return matcher.getNode(ISD::USUBSAT, dl, PromotedType, Op1Promoted,
+ Op2Promoted);
// Shift cannot use a min/max expansion, we can't detect overflow if all of
// the bits have been shifted out.
- if (IsShift || TLI.isOperationLegal(Opcode, PromotedType)) {
+ if (IsShift || matcher.isOperationLegal(Opcode, PromotedType)) {
unsigned ShiftOp;
switch (Opcode) {
case ISD::SADDSAT:
@@ -1002,11 +1013,11 @@ SDValue DAGTypeLegalizer::PromoteIntRes_ADDSUBSHLSAT(SDNode *N) {
DAG.getNode(ISD::SHL, dl, PromotedType, Op1Promoted, ShiftAmount);
if (!IsShift)
Op2Promoted =
- DAG.getNode(ISD::SHL, dl, PromotedType, Op2Promoted, ShiftAmount);
+ matcher.getNode(ISD::SHL, dl, PromotedType, Op2Promoted, ShiftAmount);
SDValue Result =
- DAG.getNode(Opcode, dl, PromotedType, Op1Promoted, Op2Promoted);
- return DAG.getNode(ShiftOp, dl, PromotedType, Result, ShiftAmount);
+ matcher.getNode(Opcode, dl, PromotedType, Op1Promoted, Op2Promoted);
+ return matcher.getNode(ShiftOp, dl, PromotedType, Result, ShiftAmount);
}
unsigned AddOp = Opcode == ISD::SADDSAT ? ISD::ADD : ISD::SUB;
@@ -1015,9 +1026,9 @@ SDValue DAGTypeLegalizer::PromoteIntRes_ADDSUBSHLSAT(SDNode *N) {
SDValue SatMin = DAG.getConstant(MinVal, dl, PromotedType);
SDValue SatMax = DAG.getConstant(MaxVal, dl, PromotedType);
SDValue Result =
- DAG.getNode(AddOp, dl, PromotedType, Op1Promoted, Op2Promoted);
- Result = DAG.getNode(ISD::SMIN, dl, PromotedType, Result, SatMax);
- Result = DAG.getNode(ISD::SMAX, dl, PromotedType, Result, SatMin);
+ matcher.getNode(AddOp, dl, PromotedType, Op1Promoted, Op2Promoted);
+ Result = matcher.getNode(ISD::SMIN, dl, PromotedType, Result, SatMax);
+ Result = matcher.getNode(ISD::SMAX, dl, PromotedType, Result, SatMin);
return Result;
}
diff --git a/llvm/lib/CodeGen/SelectionDAG/LegalizeTypes.h b/llvm/lib/CodeGen/SelectionDAG/LegalizeTypes.h
index 91149871628574..3c84f67653eca8 100644
--- a/llvm/lib/CodeGen/SelectionDAG/LegalizeTypes.h
+++ b/llvm/lib/CodeGen/SelectionDAG/LegalizeTypes.h
@@ -15,6 +15,7 @@
#ifndef LLVM_LIB_CODEGEN_SELECTIONDAG_LEGALIZETYPES_H
#define LLVM_LIB_CODEGEN_SELECTIONDAG_LEGALIZETYPES_H
+#include "MatchContext.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/CodeGen/SelectionDAG.h"
#include "llvm/CodeGen/TargetLowering.h"
@@ -355,6 +356,7 @@ class LLVM_LIBRARY_VISIBILITY DAGTypeLegalizer {
SDValue PromoteIntRes_VAARG(SDNode *N);
SDValue PromoteIntRes_VSCALE(SDNode *N);
SDValue PromoteIntRes_XMULO(SDNode *N, unsigned ResNo);
+ template <class MatchContextClass>
SDValue PromoteIntRes_ADDSUBSHLSAT(SDNode *N);
SDValue PromoteIntRes_MULFIX(SDNode *N);
SDValue PromoteIntRes_DIVFIX(SDNode *N);
diff --git a/llvm/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp b/llvm/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
index 7fc252600534f0..90cda2a1155b61 100644
--- a/llvm/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
@@ -1163,10 +1163,10 @@ void DAGTypeLegalizer::SplitVectorResult(SDNode *N, unsigned ResNo) {
case ISD::SMAX: case ISD::VP_SMAX:
case ISD::UMIN: case ISD::VP_UMIN:
case ISD::UMAX: case ISD::VP_UMAX:
- case ISD::SADDSAT:
- case ISD::UADDSAT:
- case ISD::SSUBSAT:
- case ISD::USUBSAT:
+ case ISD::SADDSAT: case ISD::VP_SADDSAT:
+ case ISD::UADDSAT: case ISD::VP_UADDSAT:
+ case ISD::SSUBSAT: case ISD::VP_SSUBSAT:
+ case ISD::USUBSAT: case ISD::VP_USUBSAT:
case ISD::SSHLSAT:
case ISD::USHLSAT:
case ISD::ROTL:
@@ -4140,10 +4140,10 @@ void DAGTypeLegalizer::WidenVectorResult(SDNode *N, unsigned ResNo) {
case ISD::SMAX: case ISD::VP_SMAX:
case ISD::UMIN: case ISD::VP_UMIN:
case ISD::UMAX: case ISD::VP_UMAX:
- case ISD::UADDSAT:
- case ISD::SADDSAT:
- case ISD::USUBSAT:
- case ISD::SSUBSAT:
+ case ISD::UADDSAT: case ISD::VP_UADDSAT:
+ case ISD::SADDSAT: case ISD::VP_SADDSAT:
+ case ISD::USUBSAT: case ISD::VP_USUBSAT:
+ case ISD::SSUBSAT: case ISD::VP_SSUBSAT:
case ISD::SSHLSAT:
case ISD::USHLSAT:
case ISD::ROTL:
diff --git a/llvm/lib/CodeGen/SelectionDAG/MatchContext.h b/llvm/lib/CodeGen/SelectionDAG/MatchContext.h
new file mode 100644
index 00000000000000..f965cb952f97a2
--- /dev/null
+++ b/llvm/lib/CodeGen/SelectionDAG/MatchContext.h
@@ -0,0 +1,175 @@
+//===---------------- llvm/CodeGen/MatchContext.h --------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This file declares the EmptyMatchContext class and VPMatchContext class.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIB_CODEGEN_SELECTIONDAG_MATCHCONTEXT_H
+#define LLVM_LIB_CODEGEN_SELECTIONDAG_MATCHCONTEXT_H
+
+#include "llvm/CodeGen/SelectionDAG.h"
+#include "llvm/CodeGen/TargetLowering.h"
+
+using namespace llvm;
+
+namespace {
+class EmptyMatchContext {
+ SelectionDAG &DAG;
+ const TargetLowering &TLI;
+ SDNode *Root;
+
+public:
+ EmptyMatchContext(SelectionDAG &DAG, const TargetLowering &TLI, SDNode *Root)
+ : DAG(DAG), TLI(TLI), Root(Root) {}
+
+ unsigned getRootBaseOpcode() { return Root->getOpcode(); }
+ bool match(SDValue OpN, unsigned Opcode) const {
+ return Opcode == OpN->getOpcode();
+ }
+
+ // Same as SelectionDAG::getNode().
+ template <typename... ArgT> SDValue getNode(ArgT &&...Args) {
+ return DAG.getNode(std::forward<ArgT>(Args)...);
+ }
+
+ bool isOperationLegal(unsigned Op, EVT VT) const {
+ return TLI.isOperationLegal(Op, VT);
+ }
+
+ bool isOperationLegalOrCustom(unsigned Op, EVT VT,
+ bool LegalOnly = false) const {
+ return TLI.isOperationLegalOrCustom(Op, VT, LegalOnly);
+ }
+};
+
+class VPMatchContext {
+ SelectionDAG &DAG;
+ const TargetLowering &TLI;
+ SDValue RootMaskOp;
+ SDValue RootVectorLenOp;
+ SDNode *Root;
+
+public:
+ VPMatchContext(SelectionDAG &DAG, const TargetLowering &TLI, SDNode *_Root)
+ : DAG(DAG), TLI(TLI), RootMaskOp(), RootVectorLenOp() {
+ Root = _Root;
+ assert(Root->isVPOpcode());
+ if (auto RootMaskPos = ISD::getVPMaskIdx(Root->getOpcode()))
+ RootMaskOp = Root->getOperand(*RootMaskPos);
+ else if (Root->getOpcode() == ISD::VP_SELECT)
+ RootMaskOp = DAG.getAllOnesConstant(SDLoc(Root),
+ Root->getOperand(0).getValueType());
+
+ if (auto RootVLenPos = ISD::getVPExplicitVectorLengthIdx(Root->getOpcode()))
+ RootVectorLenOp = Root->getOperand(*RootVLenPos);
+ }
+
+ unsigned getRootBaseOpcode() {
+ std::optional<unsigned> Opcode = ISD::getBaseOpcodeForVP(
+ Root->getOpcode(), !Root->getFlags().hasNoFPExcept());
+ assert(Opcode.has_value());
+ return *Opcode;
+ }
+
+ /// whether \p OpVal is a node that is functionally compatible with the
+ /// NodeType \p Opc
+ bool match(SDValue OpVal, unsigned Opc) const {
+ if (!OpVal->isVPOpcode())
+ return OpVal->getOpcode() == Opc;
+
+ auto BaseOpc = ISD::getBaseOpcodeForVP(OpVal->getOpcode(),
+ !OpVal->getFlags().hasNoFPExcept());
+ if (BaseOpc != Opc)
+ return false;
+
+ // Make sure the mask of OpVal is true mask or is same as Root's.
+ unsigned VPOpcode = OpVal->getOpcode();
+ if (auto MaskPos = ISD::getVPMaskIdx(VPOpcode)) {
+ SDValue MaskOp = OpVal.getOperand(*MaskPos);
+ if (RootMaskOp != MaskOp &&
+ !ISD::isConstantSplatVectorAllOnes(MaskOp.getNode()))
+ return false;
+ }
+
+ // Make sure the EVL of OpVal is same as Root's.
+ if (auto VLenPos = ISD::getVPExplicitVectorLengthIdx(VPOpcode))
+ if (RootVectorLenOp != OpVal.getOperand(*VLenPos))
+ return false;
+ return true;
+ }
+
+ // Specialize based on number of operands.
+ // TODO emit VP intrinsics where MaskOp/VectorLenOp != null
+ // SDValue getNode(unsigned Opcode, const SDLoc &DL, EVT VT) { return
+ // DAG.getNode(Opcode, DL, VT); }
+ SDValue getNode(unsigned Opcode, const SDLoc &DL, EVT VT, SDValue Operand) {
+ unsigned VPOpcode = ISD::getVPForBaseOpcode(Opcode);
+ assert(ISD::getVPMaskIdx(VPOpcode) == 1 &&
+ ISD::getVPExplicitVectorLengthIdx(VPOpcode) == 2);
+ return DAG.getNode(VPOpcode, DL, VT,
+ {Operand, RootMaskOp, RootVectorLenOp});
+ }
+
+ SDValue getNode(unsigned Opcode, const SDLoc &DL, EVT VT, SDValue N1,
+ SDValue N2) {
+ unsigned VPOpcode = ISD::getVPForBaseOpcode(Opcode);
+ assert(ISD::getVPMaskIdx(VPOpcode) == 2 &&
+ ISD::getVPExplicitVectorLengthIdx(VPOpcode) == 3);
+ return DAG.getNode(VPOpcode, DL, VT, {N1, N2, RootMaskOp, RootVectorLenOp});
+ }
+
+ SDValue getNode(unsigned Opcode, const SDLoc &DL, EVT VT, SDValue N1,
+ SDValue N2, SDValue N3) {
+ unsigned VPOpcode = ISD::getVPForBaseOpcode(Opcode);
+ assert(ISD::getVPMaskIdx(VPOpcode) == 3 &&
+ ISD::getVPExplicitVectorLengthIdx(VPOpcode) == 4);
+ return DAG.getNode(VPOpcode, DL, VT,
+ {N1, N2, N3, RootMaskOp, RootVectorLenOp});
+ }
+
+ SDValue getNode(unsigned Opcode, const SDLoc &DL, EVT VT, SDValue Operand,
+ SDNodeFlags Flags) {
+ unsigned VPOpcode = ISD::getVPForBaseOpcode(Opcode);
+ assert(ISD::getVPMaskIdx(VPOpcode) == 1 &&
+ ISD::getVPExplicitVectorLengthIdx(VPOpcode) == 2);
+ return DAG.getNode(VPOpcode, DL, VT, {Operand, RootMaskOp, RootVectorLenOp},
+ Flags);
+ }
+
+ SDValue getNode(unsigned Opcode, const SDLoc &DL, EVT VT, SDValue N1,
+ SDValue N2, SDNodeFlags Flags) {
+ unsigned VPOpcode = ISD::getVPForBaseOpcode(Opcode);
+ assert(ISD::getVPMaskIdx(VPOpcode) == 2 &&
+ ISD::getVPExplicitVectorLengthIdx(VPOpcode) == 3);
+ return DAG.getNode(VPOpcode, DL, VT, {N1, N2, RootMaskOp, RootVectorLenOp},
+ Flags);
+ }
+
+ SDValue getNode(unsigned Opcode, const SDLoc &DL, EVT VT, SDValue N1,
+ SDValue N2, SDValue N3, SDNodeFlags Flags) {
+ unsigned VPOpcode = ISD::getVPForBaseOpcode(Opcode);
+ assert(ISD::getVPMaskIdx(VPOpcode) == 3 &&
+ ISD::getVPExplicitVectorLengthIdx(VPOpcode) == 4);
+ return DAG.getNode(VPOpcode, DL, VT,
+ {N1, N2, N3, RootMaskOp, RootVectorLenOp}, Flags);
+ }
+
+ bool isOperationLegal(unsigned Op, EVT VT) const {
+ unsigned VPOp = ISD::getVPForBaseOpcode(Op);
+ return TLI.isOperationLegal(VPOp, VT);
+ }
+
+ bool isOperationLegalOrCustom(unsigned Op, EVT VT,
+ bool LegalOnly = false) const {
+ unsigned VPOp = ISD::getVPForBaseOpcode(Op);
+ return TLI.isOperationLegalOrCustom(VPOp, VT, LegalOnly);
+ }
+};
+} // end anonymous namespace
+#endif
diff --git a/llvm/lib/Target/RISCV/RISCVISelLowering.cpp b/llvm/lib/Target/RISCV/RISCVISelLowering.cpp
index 7540b22d13b7fc..540c2e7476dc18 100644
--- a/llvm/lib/Target/RISCV/RISCVISelLowering.cpp
+++ b/llvm/lib/Target/RISCV/RISCVISelLowering.cpp
@@ -691,7 +691,9 @@ RISCVTargetLowering::RISCVTargetLowering(const TargetMachine &TM,
ISD::VP_FP_TO_UINT, ISD::VP_SETCC, ISD::VP_SIGN_EXTEND,
ISD::VP_ZERO_EXTEND, ISD::VP_TRUNCATE, ISD::VP_SMIN,
ISD::VP_SMAX, ISD::VP_UMIN, ISD::VP_UMAX,
- ISD::VP_ABS, ISD::EXPERIMENTAL_VP_REVERSE, ISD::EXPERIMENTAL_VP_SPLICE};
+ ISD::VP_ABS, ISD::EXPERIMENTAL_VP_REVERSE, ISD::EXPERIMENTAL_VP_SPLICE,
+ ISD::VP_SADDSAT, ISD::VP_UADDSAT, ISD::VP_SSUBSAT,
+ ISD::VP_USUBSAT};
static const unsigned FloatingPointVPOps[] = {
ISD::VP_FADD, ISD::VP_FSUB, ISD::VP_FMUL,
@@ -5752,6 +5754,10 @@ static unsigned getRISCVVLOp(SDValue Op) {
VP_CASE(SINT_TO_FP) // VP_SINT_TO_FP
VP_CASE(UINT_TO_FP) // VP_UINT_TO_FP
VP_CASE(BITREVERSE) // VP_BITREVERSE
+ VP_CASE(SADDSAT) // VP_SADDSAT
+ VP_CASE(UADDSAT) // VP_UADDSAT
+ VP_CASE(SSUBSAT) // VP_SSUBSAT
+ VP_CASE(USUBSAT) // VP_USUBSAT
VP_CASE(BSWAP) // VP_BSWAP
VP_CASE(CTLZ) // VP_CTLZ
VP_CASE(CTTZ) // VP_CTTZ
@@ -6791,6 +6797,10 @@ SDValue RISCVTargetLowering::LowerOperation(SDValue Op,
case ISD::VP_UDIV:
case ISD::VP_SREM:
case ISD::VP_UREM:
+ case ISD::VP_UADDSAT:
+ case ISD::VP_USUBSAT:
+ case ISD::VP_SADDSAT:
+ case ISD::VP_SSUBSAT:
return lowerVPOp(Op, DAG);
case ISD::VP_AND:
case ISD::VP_OR:
diff --git a/llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vsadd-vp.ll b/llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vsadd-vp.ll
new file mode 100644
index 00000000000000..6c5dd0403dff17
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vsadd-vp.ll
@@ -0,0 +1,1701 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -mtriple=riscv32 -mattr=+v -verify-machineinstrs < %s \
+; RUN: | FileCheck %s --check-prefixes=CHECK,RV32
+; RUN: llc -mtriple=riscv64 -mattr=+v -verify-machineinstrs < %s \
+; RUN: | FileCheck %s --check-prefixes=CHECK,RV64
+
+declare <8 x i7> @llvm.vp.sadd.sat.v8i7(<8 x i7>, <8 x i7>, <8 x i1>, i32)
+
+define <8 x i7> @vsadd_vv_v8i7(<8 x i7> %va, <8 x i7> %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v8i7:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 8, e8, mf2, ta, ma
+; CHECK-NEXT: vadd.vv v9, v9, v9
+; CHECK-NEXT: vsra.vi v9, v9, 1
+; CHECK-NEXT: vadd.vv v8, v8, v8
+; CHECK-NEXT: vsra.vi v8, v8, 1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vadd.vv v8, v8, v9, v0.t
+; CHECK-NEXT: li a0, 63
+; CHECK-NEXT: vmin.vx v8, v8, a0, v0.t
+; CHECK-NEXT: li a0, 192
+; CHECK-NEXT: vmax.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %v = call <8 x i7> @llvm.vp.sadd.sat.v8i7(<8 x i7> %va, <8 x i7> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i7> %v
+}
+
+declare <2 x i8> @llvm.vp.sadd.sat.v2i8(<2 x i8>, <2 x i8>, <2 x i1>, i32)
+
+define <2 x i8> @vsadd_vv_v2i8(<2 x i8> %va, <2 x i8> %b, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v2i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <2 x i8> @llvm.vp.sadd.sat.v2i8(<2 x i8> %va, <2 x i8> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i8> %v
+}
+
+define <2 x i8> @vsadd_vv_v2i8_unmasked(<2 x i8> %va, <2 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v2i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i8> @llvm.vp.sadd.sat.v2i8(<2 x i8> %va, <2 x i8> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i8> %v
+}
+
+define <2 x i8> @vsadd_vx_v2i8(<2 x i8> %va, i8 %b, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_v2i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf8, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <2 x i8> %elt.head, <2 x i8> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i8> @llvm.vp.sadd.sat.v2i8(<2 x i8> %va, <2 x i8> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i8> %v
+}
+
+define <2 x i8> @vsadd_vx_v2i8_unmasked(<2 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_v2i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf8, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <2 x i8> %elt.head, <2 x i8> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i8> @llvm.vp.sadd.sat.v2i8(<2 x i8> %va, <2 x i8> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i8> %v
+}
+
+define <2 x i8> @vsadd_vi_v2i8(<2 x i8> %va, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v2i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <2 x i8> %elt.head, <2 x i8> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i8> @llvm.vp.sadd.sat.v2i8(<2 x i8> %va, <2 x i8> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i8> %v
+}
+
+define <2 x i8> @vsadd_vi_v2i8_unmasked(<2 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v2i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <2 x i8> %elt.head, <2 x i8> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i8> @llvm.vp.sadd.sat.v2i8(<2 x i8> %va, <2 x i8> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i8> %v
+}
+
+declare <4 x i8> @llvm.vp.sadd.sat.v4i8(<4 x i8>, <4 x i8>, <4 x i1>, i32)
+
+define <4 x i8> @vsadd_vv_v4i8(<4 x i8> %va, <4 x i8> %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v4i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <4 x i8> @llvm.vp.sadd.sat.v4i8(<4 x i8> %va, <4 x i8> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i8> %v
+}
+
+define <4 x i8> @vsadd_vv_v4i8_unmasked(<4 x i8> %va, <4 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v4i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i8> @llvm.vp.sadd.sat.v4i8(<4 x i8> %va, <4 x i8> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i8> %v
+}
+
+define <4 x i8> @vsadd_vx_v4i8(<4 x i8> %va, i8 %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_v4i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf4, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <4 x i8> %elt.head, <4 x i8> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i8> @llvm.vp.sadd.sat.v4i8(<4 x i8> %va, <4 x i8> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i8> %v
+}
+
+define <4 x i8> @vsadd_vx_v4i8_commute(<4 x i8> %va, i8 %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_v4i8_commute:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf4, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <4 x i8> %elt.head, <4 x i8> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i8> @llvm.vp.sadd.sat.v4i8(<4 x i8> %vb, <4 x i8> %va, <4 x i1> %m, i32 %evl)
+ ret <4 x i8> %v
+}
+
+define <4 x i8> @vsadd_vx_v4i8_unmasked(<4 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_v4i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf4, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <4 x i8> %elt.head, <4 x i8> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i8> @llvm.vp.sadd.sat.v4i8(<4 x i8> %va, <4 x i8> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i8> %v
+}
+
+define <4 x i8> @vsadd_vi_v4i8(<4 x i8> %va, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v4i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <4 x i8> %elt.head, <4 x i8> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i8> @llvm.vp.sadd.sat.v4i8(<4 x i8> %va, <4 x i8> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i8> %v
+}
+
+define <4 x i8> @vsadd_vi_v4i8_unmasked(<4 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v4i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <4 x i8> %elt.head, <4 x i8> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i8> @llvm.vp.sadd.sat.v4i8(<4 x i8> %va, <4 x i8> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i8> %v
+}
+
+declare <5 x i8> @llvm.vp.sadd.sat.v5i8(<5 x i8>, <5 x i8>, <5 x i1>, i32)
+
+define <5 x i8> @vsadd_vv_v5i8(<5 x i8> %va, <5 x i8> %b, <5 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v5i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <5 x i8> @llvm.vp.sadd.sat.v5i8(<5 x i8> %va, <5 x i8> %b, <5 x i1> %m, i32 %evl)
+ ret <5 x i8> %v
+}
+
+define <5 x i8> @vsadd_vv_v5i8_unmasked(<5 x i8> %va, <5 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v5i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <5 x i1> poison, i1 true, i32 0
+ %m = shufflevector <5 x i1> %head, <5 x i1> poison, <5 x i32> zeroinitializer
+ %v = call <5 x i8> @llvm.vp.sadd.sat.v5i8(<5 x i8> %va, <5 x i8> %b, <5 x i1> %m, i32 %evl)
+ ret <5 x i8> %v
+}
+
+define <5 x i8> @vsadd_vx_v5i8(<5 x i8> %va, i8 %b, <5 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_v5i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <5 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <5 x i8> %elt.head, <5 x i8> poison, <5 x i32> zeroinitializer
+ %v = call <5 x i8> @llvm.vp.sadd.sat.v5i8(<5 x i8> %va, <5 x i8> %vb, <5 x i1> %m, i32 %evl)
+ ret <5 x i8> %v
+}
+
+define <5 x i8> @vsadd_vx_v5i8_unmasked(<5 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_v5i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <5 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <5 x i8> %elt.head, <5 x i8> poison, <5 x i32> zeroinitializer
+ %head = insertelement <5 x i1> poison, i1 true, i32 0
+ %m = shufflevector <5 x i1> %head, <5 x i1> poison, <5 x i32> zeroinitializer
+ %v = call <5 x i8> @llvm.vp.sadd.sat.v5i8(<5 x i8> %va, <5 x i8> %vb, <5 x i1> %m, i32 %evl)
+ ret <5 x i8> %v
+}
+
+define <5 x i8> @vsadd_vi_v5i8(<5 x i8> %va, <5 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v5i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <5 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <5 x i8> %elt.head, <5 x i8> poison, <5 x i32> zeroinitializer
+ %v = call <5 x i8> @llvm.vp.sadd.sat.v5i8(<5 x i8> %va, <5 x i8> %vb, <5 x i1> %m, i32 %evl)
+ ret <5 x i8> %v
+}
+
+define <5 x i8> @vsadd_vi_v5i8_unmasked(<5 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v5i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <5 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <5 x i8> %elt.head, <5 x i8> poison, <5 x i32> zeroinitializer
+ %head = insertelement <5 x i1> poison, i1 true, i32 0
+ %m = shufflevector <5 x i1> %head, <5 x i1> poison, <5 x i32> zeroinitializer
+ %v = call <5 x i8> @llvm.vp.sadd.sat.v5i8(<5 x i8> %va, <5 x i8> %vb, <5 x i1> %m, i32 %evl)
+ ret <5 x i8> %v
+}
+
+declare <8 x i8> @llvm.vp.sadd.sat.v8i8(<8 x i8>, <8 x i8>, <8 x i1>, i32)
+
+define <8 x i8> @vsadd_vv_v8i8(<8 x i8> %va, <8 x i8> %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v8i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <8 x i8> @llvm.vp.sadd.sat.v8i8(<8 x i8> %va, <8 x i8> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i8> %v
+}
+
+define <8 x i8> @vsadd_vv_v8i8_unmasked(<8 x i8> %va, <8 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v8i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i8> @llvm.vp.sadd.sat.v8i8(<8 x i8> %va, <8 x i8> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i8> %v
+}
+
+define <8 x i8> @vsadd_vx_v8i8(<8 x i8> %va, i8 %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_v8i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <8 x i8> %elt.head, <8 x i8> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i8> @llvm.vp.sadd.sat.v8i8(<8 x i8> %va, <8 x i8> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i8> %v
+}
+
+define <8 x i8> @vsadd_vx_v8i8_unmasked(<8 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_v8i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <8 x i8> %elt.head, <8 x i8> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i8> @llvm.vp.sadd.sat.v8i8(<8 x i8> %va, <8 x i8> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i8> %v
+}
+
+define <8 x i8> @vsadd_vi_v8i8(<8 x i8> %va, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v8i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <8 x i8> %elt.head, <8 x i8> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i8> @llvm.vp.sadd.sat.v8i8(<8 x i8> %va, <8 x i8> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i8> %v
+}
+
+define <8 x i8> @vsadd_vi_v8i8_unmasked(<8 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v8i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <8 x i8> %elt.head, <8 x i8> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i8> @llvm.vp.sadd.sat.v8i8(<8 x i8> %va, <8 x i8> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i8> %v
+}
+
+declare <16 x i8> @llvm.vp.sadd.sat.v16i8(<16 x i8>, <16 x i8>, <16 x i1>, i32)
+
+define <16 x i8> @vsadd_vv_v16i8(<16 x i8> %va, <16 x i8> %b, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v16i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <16 x i8> @llvm.vp.sadd.sat.v16i8(<16 x i8> %va, <16 x i8> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i8> %v
+}
+
+define <16 x i8> @vsadd_vv_v16i8_unmasked(<16 x i8> %va, <16 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v16i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i8> @llvm.vp.sadd.sat.v16i8(<16 x i8> %va, <16 x i8> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i8> %v
+}
+
+define <16 x i8> @vsadd_vx_v16i8(<16 x i8> %va, i8 %b, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_v16i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m1, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <16 x i8> %elt.head, <16 x i8> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i8> @llvm.vp.sadd.sat.v16i8(<16 x i8> %va, <16 x i8> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i8> %v
+}
+
+define <16 x i8> @vsadd_vx_v16i8_unmasked(<16 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_v16i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m1, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <16 x i8> %elt.head, <16 x i8> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i8> @llvm.vp.sadd.sat.v16i8(<16 x i8> %va, <16 x i8> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i8> %v
+}
+
+define <16 x i8> @vsadd_vi_v16i8(<16 x i8> %va, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v16i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <16 x i8> %elt.head, <16 x i8> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i8> @llvm.vp.sadd.sat.v16i8(<16 x i8> %va, <16 x i8> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i8> %v
+}
+
+define <16 x i8> @vsadd_vi_v16i8_unmasked(<16 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v16i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <16 x i8> %elt.head, <16 x i8> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i8> @llvm.vp.sadd.sat.v16i8(<16 x i8> %va, <16 x i8> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i8> %v
+}
+
+declare <256 x i8> @llvm.vp.sadd.sat.v258i8(<256 x i8>, <256 x i8>, <256 x i1>, i32)
+
+define <256 x i8> @vsadd_vi_v258i8(<256 x i8> %va, <256 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v258i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vmv1r.v v24, v0
+; CHECK-NEXT: li a2, 128
+; CHECK-NEXT: vsetvli zero, a2, e8, m8, ta, ma
+; CHECK-NEXT: vlm.v v0, (a0)
+; CHECK-NEXT: addi a0, a1, -128
+; CHECK-NEXT: sltu a3, a1, a0
+; CHECK-NEXT: addi a3, a3, -1
+; CHECK-NEXT: and a0, a3, a0
+; CHECK-NEXT: vsetvli zero, a0, e8, m8, ta, ma
+; CHECK-NEXT: vsadd.vi v16, v16, -1, v0.t
+; CHECK-NEXT: bltu a1, a2, .LBB32_2
+; CHECK-NEXT: # %bb.1:
+; CHECK-NEXT: li a1, 128
+; CHECK-NEXT: .LBB32_2:
+; CHECK-NEXT: vsetvli zero, a1, e8, m8, ta, ma
+; CHECK-NEXT: vmv1r.v v0, v24
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <256 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <256 x i8> %elt.head, <256 x i8> poison, <256 x i32> zeroinitializer
+ %v = call <256 x i8> @llvm.vp.sadd.sat.v258i8(<256 x i8> %va, <256 x i8> %vb, <256 x i1> %m, i32 %evl)
+ ret <256 x i8> %v
+}
+
+define <256 x i8> @vsadd_vi_v258i8_unmasked(<256 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v258i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a2, 128
+; CHECK-NEXT: mv a1, a0
+; CHECK-NEXT: bltu a0, a2, .LBB33_2
+; CHECK-NEXT: # %bb.1:
+; CHECK-NEXT: li a1, 128
+; CHECK-NEXT: .LBB33_2:
+; CHECK-NEXT: vsetvli zero, a1, e8, m8, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: addi a1, a0, -128
+; CHECK-NEXT: sltu a0, a0, a1
+; CHECK-NEXT: addi a0, a0, -1
+; CHECK-NEXT: and a0, a0, a1
+; CHECK-NEXT: vsetvli zero, a0, e8, m8, ta, ma
+; CHECK-NEXT: vsadd.vi v16, v16, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <256 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <256 x i8> %elt.head, <256 x i8> poison, <256 x i32> zeroinitializer
+ %head = insertelement <256 x i1> poison, i1 true, i32 0
+ %m = shufflevector <256 x i1> %head, <256 x i1> poison, <256 x i32> zeroinitializer
+ %v = call <256 x i8> @llvm.vp.sadd.sat.v258i8(<256 x i8> %va, <256 x i8> %vb, <256 x i1> %m, i32 %evl)
+ ret <256 x i8> %v
+}
+
+; Test splitting when the %evl is a known constant.
+
+define <256 x i8> @vsadd_vi_v258i8_evl129(<256 x i8> %va, <256 x i1> %m) {
+; CHECK-LABEL: vsadd_vi_v258i8_evl129:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, 128
+; CHECK-NEXT: vsetvli zero, a1, e8, m8, ta, ma
+; CHECK-NEXT: vlm.v v24, (a0)
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: vsetivli zero, 1, e8, m8, ta, ma
+; CHECK-NEXT: vmv1r.v v0, v24
+; CHECK-NEXT: vsadd.vi v16, v16, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <256 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <256 x i8> %elt.head, <256 x i8> poison, <256 x i32> zeroinitializer
+ %v = call <256 x i8> @llvm.vp.sadd.sat.v258i8(<256 x i8> %va, <256 x i8> %vb, <256 x i1> %m, i32 129)
+ ret <256 x i8> %v
+}
+
+; FIXME: The upper half is doing nothing.
+
+define <256 x i8> @vsadd_vi_v258i8_evl128(<256 x i8> %va, <256 x i1> %m) {
+; CHECK-LABEL: vsadd_vi_v258i8_evl128:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, 128
+; CHECK-NEXT: vsetvli zero, a1, e8, m8, ta, ma
+; CHECK-NEXT: vlm.v v24, (a0)
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: vsetivli zero, 0, e8, m8, ta, ma
+; CHECK-NEXT: vmv1r.v v0, v24
+; CHECK-NEXT: vsadd.vi v16, v16, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <256 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <256 x i8> %elt.head, <256 x i8> poison, <256 x i32> zeroinitializer
+ %v = call <256 x i8> @llvm.vp.sadd.sat.v258i8(<256 x i8> %va, <256 x i8> %vb, <256 x i1> %m, i32 128)
+ ret <256 x i8> %v
+}
+
+declare <2 x i16> @llvm.vp.sadd.sat.v2i16(<2 x i16>, <2 x i16>, <2 x i1>, i32)
+
+define <2 x i16> @vsadd_vv_v2i16(<2 x i16> %va, <2 x i16> %b, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v2i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <2 x i16> @llvm.vp.sadd.sat.v2i16(<2 x i16> %va, <2 x i16> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i16> %v
+}
+
+define <2 x i16> @vsadd_vv_v2i16_unmasked(<2 x i16> %va, <2 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v2i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i16> @llvm.vp.sadd.sat.v2i16(<2 x i16> %va, <2 x i16> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i16> %v
+}
+
+define <2 x i16> @vsadd_vx_v2i16(<2 x i16> %va, i16 %b, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_v2i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf4, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <2 x i16> %elt.head, <2 x i16> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i16> @llvm.vp.sadd.sat.v2i16(<2 x i16> %va, <2 x i16> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i16> %v
+}
+
+define <2 x i16> @vsadd_vx_v2i16_unmasked(<2 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_v2i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf4, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <2 x i16> %elt.head, <2 x i16> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i16> @llvm.vp.sadd.sat.v2i16(<2 x i16> %va, <2 x i16> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i16> %v
+}
+
+define <2 x i16> @vsadd_vi_v2i16(<2 x i16> %va, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v2i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <2 x i16> %elt.head, <2 x i16> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i16> @llvm.vp.sadd.sat.v2i16(<2 x i16> %va, <2 x i16> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i16> %v
+}
+
+define <2 x i16> @vsadd_vi_v2i16_unmasked(<2 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v2i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <2 x i16> %elt.head, <2 x i16> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i16> @llvm.vp.sadd.sat.v2i16(<2 x i16> %va, <2 x i16> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i16> %v
+}
+
+declare <4 x i16> @llvm.vp.sadd.sat.v4i16(<4 x i16>, <4 x i16>, <4 x i1>, i32)
+
+define <4 x i16> @vsadd_vv_v4i16(<4 x i16> %va, <4 x i16> %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v4i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <4 x i16> @llvm.vp.sadd.sat.v4i16(<4 x i16> %va, <4 x i16> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i16> %v
+}
+
+define <4 x i16> @vsadd_vv_v4i16_unmasked(<4 x i16> %va, <4 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v4i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i16> @llvm.vp.sadd.sat.v4i16(<4 x i16> %va, <4 x i16> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i16> %v
+}
+
+define <4 x i16> @vsadd_vx_v4i16(<4 x i16> %va, i16 %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_v4i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf2, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <4 x i16> %elt.head, <4 x i16> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i16> @llvm.vp.sadd.sat.v4i16(<4 x i16> %va, <4 x i16> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i16> %v
+}
+
+define <4 x i16> @vsadd_vx_v4i16_unmasked(<4 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_v4i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf2, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <4 x i16> %elt.head, <4 x i16> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i16> @llvm.vp.sadd.sat.v4i16(<4 x i16> %va, <4 x i16> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i16> %v
+}
+
+define <4 x i16> @vsadd_vi_v4i16(<4 x i16> %va, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v4i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <4 x i16> %elt.head, <4 x i16> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i16> @llvm.vp.sadd.sat.v4i16(<4 x i16> %va, <4 x i16> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i16> %v
+}
+
+define <4 x i16> @vsadd_vi_v4i16_unmasked(<4 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v4i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <4 x i16> %elt.head, <4 x i16> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i16> @llvm.vp.sadd.sat.v4i16(<4 x i16> %va, <4 x i16> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i16> %v
+}
+
+declare <8 x i16> @llvm.vp.sadd.sat.v8i16(<8 x i16>, <8 x i16>, <8 x i1>, i32)
+
+define <8 x i16> @vsadd_vv_v8i16(<8 x i16> %va, <8 x i16> %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v8i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <8 x i16> @llvm.vp.sadd.sat.v8i16(<8 x i16> %va, <8 x i16> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i16> %v
+}
+
+define <8 x i16> @vsadd_vv_v8i16_unmasked(<8 x i16> %va, <8 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v8i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i16> @llvm.vp.sadd.sat.v8i16(<8 x i16> %va, <8 x i16> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i16> %v
+}
+
+define <8 x i16> @vsadd_vx_v8i16(<8 x i16> %va, i16 %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_v8i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m1, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <8 x i16> %elt.head, <8 x i16> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i16> @llvm.vp.sadd.sat.v8i16(<8 x i16> %va, <8 x i16> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i16> %v
+}
+
+define <8 x i16> @vsadd_vx_v8i16_unmasked(<8 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_v8i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m1, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <8 x i16> %elt.head, <8 x i16> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i16> @llvm.vp.sadd.sat.v8i16(<8 x i16> %va, <8 x i16> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i16> %v
+}
+
+define <8 x i16> @vsadd_vi_v8i16(<8 x i16> %va, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v8i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <8 x i16> %elt.head, <8 x i16> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i16> @llvm.vp.sadd.sat.v8i16(<8 x i16> %va, <8 x i16> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i16> %v
+}
+
+define <8 x i16> @vsadd_vi_v8i16_unmasked(<8 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v8i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <8 x i16> %elt.head, <8 x i16> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i16> @llvm.vp.sadd.sat.v8i16(<8 x i16> %va, <8 x i16> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i16> %v
+}
+
+declare <16 x i16> @llvm.vp.sadd.sat.v16i16(<16 x i16>, <16 x i16>, <16 x i1>, i32)
+
+define <16 x i16> @vsadd_vv_v16i16(<16 x i16> %va, <16 x i16> %b, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v16i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v10, v0.t
+; CHECK-NEXT: ret
+ %v = call <16 x i16> @llvm.vp.sadd.sat.v16i16(<16 x i16> %va, <16 x i16> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i16> %v
+}
+
+define <16 x i16> @vsadd_vv_v16i16_unmasked(<16 x i16> %va, <16 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v16i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i16> @llvm.vp.sadd.sat.v16i16(<16 x i16> %va, <16 x i16> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i16> %v
+}
+
+define <16 x i16> @vsadd_vx_v16i16(<16 x i16> %va, i16 %b, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_v16i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m2, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <16 x i16> %elt.head, <16 x i16> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i16> @llvm.vp.sadd.sat.v16i16(<16 x i16> %va, <16 x i16> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i16> %v
+}
+
+define <16 x i16> @vsadd_vx_v16i16_unmasked(<16 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_v16i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m2, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <16 x i16> %elt.head, <16 x i16> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i16> @llvm.vp.sadd.sat.v16i16(<16 x i16> %va, <16 x i16> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i16> %v
+}
+
+define <16 x i16> @vsadd_vi_v16i16(<16 x i16> %va, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v16i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <16 x i16> %elt.head, <16 x i16> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i16> @llvm.vp.sadd.sat.v16i16(<16 x i16> %va, <16 x i16> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i16> %v
+}
+
+define <16 x i16> @vsadd_vi_v16i16_unmasked(<16 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v16i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <16 x i16> %elt.head, <16 x i16> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i16> @llvm.vp.sadd.sat.v16i16(<16 x i16> %va, <16 x i16> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i16> %v
+}
+
+declare <2 x i32> @llvm.vp.sadd.sat.v2i32(<2 x i32>, <2 x i32>, <2 x i1>, i32)
+
+define <2 x i32> @vsadd_vv_v2i32(<2 x i32> %va, <2 x i32> %b, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v2i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <2 x i32> @llvm.vp.sadd.sat.v2i32(<2 x i32> %va, <2 x i32> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i32> %v
+}
+
+define <2 x i32> @vsadd_vv_v2i32_unmasked(<2 x i32> %va, <2 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v2i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i32> @llvm.vp.sadd.sat.v2i32(<2 x i32> %va, <2 x i32> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i32> %v
+}
+
+define <2 x i32> @vsadd_vx_v2i32(<2 x i32> %va, i32 %b, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_v2i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, mf2, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <2 x i32> %elt.head, <2 x i32> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i32> @llvm.vp.sadd.sat.v2i32(<2 x i32> %va, <2 x i32> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i32> %v
+}
+
+define <2 x i32> @vsadd_vx_v2i32_unmasked(<2 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_v2i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, mf2, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <2 x i32> %elt.head, <2 x i32> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i32> @llvm.vp.sadd.sat.v2i32(<2 x i32> %va, <2 x i32> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i32> %v
+}
+
+define <2 x i32> @vsadd_vi_v2i32(<2 x i32> %va, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v2i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <2 x i32> %elt.head, <2 x i32> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i32> @llvm.vp.sadd.sat.v2i32(<2 x i32> %va, <2 x i32> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i32> %v
+}
+
+define <2 x i32> @vsadd_vi_v2i32_unmasked(<2 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v2i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <2 x i32> %elt.head, <2 x i32> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i32> @llvm.vp.sadd.sat.v2i32(<2 x i32> %va, <2 x i32> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i32> %v
+}
+
+declare <4 x i32> @llvm.vp.sadd.sat.v4i32(<4 x i32>, <4 x i32>, <4 x i1>, i32)
+
+define <4 x i32> @vsadd_vv_v4i32(<4 x i32> %va, <4 x i32> %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v4i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <4 x i32> @llvm.vp.sadd.sat.v4i32(<4 x i32> %va, <4 x i32> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i32> %v
+}
+
+define <4 x i32> @vsadd_vv_v4i32_unmasked(<4 x i32> %va, <4 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v4i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i32> @llvm.vp.sadd.sat.v4i32(<4 x i32> %va, <4 x i32> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i32> %v
+}
+
+define <4 x i32> @vsadd_vx_v4i32(<4 x i32> %va, i32 %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_v4i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m1, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <4 x i32> %elt.head, <4 x i32> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i32> @llvm.vp.sadd.sat.v4i32(<4 x i32> %va, <4 x i32> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i32> %v
+}
+
+define <4 x i32> @vsadd_vx_v4i32_unmasked(<4 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_v4i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m1, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <4 x i32> %elt.head, <4 x i32> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i32> @llvm.vp.sadd.sat.v4i32(<4 x i32> %va, <4 x i32> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i32> %v
+}
+
+define <4 x i32> @vsadd_vi_v4i32(<4 x i32> %va, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v4i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <4 x i32> %elt.head, <4 x i32> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i32> @llvm.vp.sadd.sat.v4i32(<4 x i32> %va, <4 x i32> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i32> %v
+}
+
+define <4 x i32> @vsadd_vi_v4i32_unmasked(<4 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v4i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <4 x i32> %elt.head, <4 x i32> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i32> @llvm.vp.sadd.sat.v4i32(<4 x i32> %va, <4 x i32> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i32> %v
+}
+
+declare <8 x i32> @llvm.vp.sadd.sat.v8i32(<8 x i32>, <8 x i32>, <8 x i1>, i32)
+
+define <8 x i32> @vsadd_vv_v8i32(<8 x i32> %va, <8 x i32> %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v8i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v10, v0.t
+; CHECK-NEXT: ret
+ %v = call <8 x i32> @llvm.vp.sadd.sat.v8i32(<8 x i32> %va, <8 x i32> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i32> %v
+}
+
+define <8 x i32> @vsadd_vv_v8i32_unmasked(<8 x i32> %va, <8 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v8i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i32> @llvm.vp.sadd.sat.v8i32(<8 x i32> %va, <8 x i32> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i32> %v
+}
+
+define <8 x i32> @vsadd_vx_v8i32(<8 x i32> %va, i32 %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_v8i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m2, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <8 x i32> %elt.head, <8 x i32> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i32> @llvm.vp.sadd.sat.v8i32(<8 x i32> %va, <8 x i32> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i32> %v
+}
+
+define <8 x i32> @vsadd_vx_v8i32_unmasked(<8 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_v8i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m2, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <8 x i32> %elt.head, <8 x i32> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i32> @llvm.vp.sadd.sat.v8i32(<8 x i32> %va, <8 x i32> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i32> %v
+}
+
+define <8 x i32> @vsadd_vi_v8i32(<8 x i32> %va, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v8i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <8 x i32> %elt.head, <8 x i32> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i32> @llvm.vp.sadd.sat.v8i32(<8 x i32> %va, <8 x i32> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i32> %v
+}
+
+define <8 x i32> @vsadd_vi_v8i32_unmasked(<8 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v8i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <8 x i32> %elt.head, <8 x i32> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i32> @llvm.vp.sadd.sat.v8i32(<8 x i32> %va, <8 x i32> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i32> %v
+}
+
+declare <16 x i32> @llvm.vp.sadd.sat.v16i32(<16 x i32>, <16 x i32>, <16 x i1>, i32)
+
+define <16 x i32> @vsadd_vv_v16i32(<16 x i32> %va, <16 x i32> %b, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v16i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v12, v0.t
+; CHECK-NEXT: ret
+ %v = call <16 x i32> @llvm.vp.sadd.sat.v16i32(<16 x i32> %va, <16 x i32> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i32> %v
+}
+
+define <16 x i32> @vsadd_vv_v16i32_unmasked(<16 x i32> %va, <16 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v16i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v12
+; CHECK-NEXT: ret
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i32> @llvm.vp.sadd.sat.v16i32(<16 x i32> %va, <16 x i32> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i32> %v
+}
+
+define <16 x i32> @vsadd_vx_v16i32(<16 x i32> %va, i32 %b, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_v16i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m4, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <16 x i32> %elt.head, <16 x i32> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i32> @llvm.vp.sadd.sat.v16i32(<16 x i32> %va, <16 x i32> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i32> %v
+}
+
+define <16 x i32> @vsadd_vx_v16i32_unmasked(<16 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_v16i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m4, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <16 x i32> %elt.head, <16 x i32> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i32> @llvm.vp.sadd.sat.v16i32(<16 x i32> %va, <16 x i32> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i32> %v
+}
+
+define <16 x i32> @vsadd_vi_v16i32(<16 x i32> %va, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v16i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <16 x i32> %elt.head, <16 x i32> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i32> @llvm.vp.sadd.sat.v16i32(<16 x i32> %va, <16 x i32> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i32> %v
+}
+
+define <16 x i32> @vsadd_vi_v16i32_unmasked(<16 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v16i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <16 x i32> %elt.head, <16 x i32> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i32> @llvm.vp.sadd.sat.v16i32(<16 x i32> %va, <16 x i32> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i32> %v
+}
+
+declare <2 x i64> @llvm.vp.sadd.sat.v2i64(<2 x i64>, <2 x i64>, <2 x i1>, i32)
+
+define <2 x i64> @vsadd_vv_v2i64(<2 x i64> %va, <2 x i64> %b, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v2i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <2 x i64> @llvm.vp.sadd.sat.v2i64(<2 x i64> %va, <2 x i64> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i64> %v
+}
+
+define <2 x i64> @vsadd_vv_v2i64_unmasked(<2 x i64> %va, <2 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v2i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i64> @llvm.vp.sadd.sat.v2i64(<2 x i64> %va, <2 x i64> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i64> %v
+}
+
+define <2 x i64> @vsadd_vx_v2i64(<2 x i64> %va, i64 %b, <2 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vsadd_vx_v2i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 2, e64, m1, ta, ma
+; RV32-NEXT: vlse64.v v9, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m1, ta, ma
+; RV32-NEXT: vsadd.vv v8, v8, v9, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsadd_vx_v2i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m1, ta, ma
+; RV64-NEXT: vsadd.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <2 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <2 x i64> %elt.head, <2 x i64> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i64> @llvm.vp.sadd.sat.v2i64(<2 x i64> %va, <2 x i64> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i64> %v
+}
+
+define <2 x i64> @vsadd_vx_v2i64_unmasked(<2 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vsadd_vx_v2i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 2, e64, m1, ta, ma
+; RV32-NEXT: vlse64.v v9, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m1, ta, ma
+; RV32-NEXT: vsadd.vv v8, v8, v9
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsadd_vx_v2i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m1, ta, ma
+; RV64-NEXT: vsadd.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <2 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <2 x i64> %elt.head, <2 x i64> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i64> @llvm.vp.sadd.sat.v2i64(<2 x i64> %va, <2 x i64> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i64> %v
+}
+
+define <2 x i64> @vsadd_vi_v2i64(<2 x i64> %va, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v2i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <2 x i64> %elt.head, <2 x i64> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i64> @llvm.vp.sadd.sat.v2i64(<2 x i64> %va, <2 x i64> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i64> %v
+}
+
+define <2 x i64> @vsadd_vi_v2i64_unmasked(<2 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v2i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <2 x i64> %elt.head, <2 x i64> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i64> @llvm.vp.sadd.sat.v2i64(<2 x i64> %va, <2 x i64> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i64> %v
+}
+
+declare <4 x i64> @llvm.vp.sadd.sat.v4i64(<4 x i64>, <4 x i64>, <4 x i1>, i32)
+
+define <4 x i64> @vsadd_vv_v4i64(<4 x i64> %va, <4 x i64> %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v4i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v10, v0.t
+; CHECK-NEXT: ret
+ %v = call <4 x i64> @llvm.vp.sadd.sat.v4i64(<4 x i64> %va, <4 x i64> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i64> %v
+}
+
+define <4 x i64> @vsadd_vv_v4i64_unmasked(<4 x i64> %va, <4 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v4i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i64> @llvm.vp.sadd.sat.v4i64(<4 x i64> %va, <4 x i64> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i64> %v
+}
+
+define <4 x i64> @vsadd_vx_v4i64(<4 x i64> %va, i64 %b, <4 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vsadd_vx_v4i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 4, e64, m2, ta, ma
+; RV32-NEXT: vlse64.v v10, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m2, ta, ma
+; RV32-NEXT: vsadd.vv v8, v8, v10, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsadd_vx_v4i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m2, ta, ma
+; RV64-NEXT: vsadd.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <4 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <4 x i64> %elt.head, <4 x i64> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i64> @llvm.vp.sadd.sat.v4i64(<4 x i64> %va, <4 x i64> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i64> %v
+}
+
+define <4 x i64> @vsadd_vx_v4i64_unmasked(<4 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vsadd_vx_v4i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 4, e64, m2, ta, ma
+; RV32-NEXT: vlse64.v v10, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m2, ta, ma
+; RV32-NEXT: vsadd.vv v8, v8, v10
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsadd_vx_v4i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m2, ta, ma
+; RV64-NEXT: vsadd.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <4 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <4 x i64> %elt.head, <4 x i64> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i64> @llvm.vp.sadd.sat.v4i64(<4 x i64> %va, <4 x i64> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i64> %v
+}
+
+define <4 x i64> @vsadd_vi_v4i64(<4 x i64> %va, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v4i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <4 x i64> %elt.head, <4 x i64> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i64> @llvm.vp.sadd.sat.v4i64(<4 x i64> %va, <4 x i64> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i64> %v
+}
+
+define <4 x i64> @vsadd_vi_v4i64_unmasked(<4 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v4i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <4 x i64> %elt.head, <4 x i64> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i64> @llvm.vp.sadd.sat.v4i64(<4 x i64> %va, <4 x i64> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i64> %v
+}
+
+declare <8 x i64> @llvm.vp.sadd.sat.v8i64(<8 x i64>, <8 x i64>, <8 x i1>, i32)
+
+define <8 x i64> @vsadd_vv_v8i64(<8 x i64> %va, <8 x i64> %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v8i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v12, v0.t
+; CHECK-NEXT: ret
+ %v = call <8 x i64> @llvm.vp.sadd.sat.v8i64(<8 x i64> %va, <8 x i64> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i64> %v
+}
+
+define <8 x i64> @vsadd_vv_v8i64_unmasked(<8 x i64> %va, <8 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v8i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v12
+; CHECK-NEXT: ret
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i64> @llvm.vp.sadd.sat.v8i64(<8 x i64> %va, <8 x i64> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i64> %v
+}
+
+define <8 x i64> @vsadd_vx_v8i64(<8 x i64> %va, i64 %b, <8 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vsadd_vx_v8i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 8, e64, m4, ta, ma
+; RV32-NEXT: vlse64.v v12, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m4, ta, ma
+; RV32-NEXT: vsadd.vv v8, v8, v12, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsadd_vx_v8i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m4, ta, ma
+; RV64-NEXT: vsadd.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <8 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <8 x i64> %elt.head, <8 x i64> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i64> @llvm.vp.sadd.sat.v8i64(<8 x i64> %va, <8 x i64> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i64> %v
+}
+
+define <8 x i64> @vsadd_vx_v8i64_unmasked(<8 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vsadd_vx_v8i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 8, e64, m4, ta, ma
+; RV32-NEXT: vlse64.v v12, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m4, ta, ma
+; RV32-NEXT: vsadd.vv v8, v8, v12
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsadd_vx_v8i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m4, ta, ma
+; RV64-NEXT: vsadd.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <8 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <8 x i64> %elt.head, <8 x i64> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i64> @llvm.vp.sadd.sat.v8i64(<8 x i64> %va, <8 x i64> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i64> %v
+}
+
+define <8 x i64> @vsadd_vi_v8i64(<8 x i64> %va, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v8i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <8 x i64> %elt.head, <8 x i64> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i64> @llvm.vp.sadd.sat.v8i64(<8 x i64> %va, <8 x i64> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i64> %v
+}
+
+define <8 x i64> @vsadd_vi_v8i64_unmasked(<8 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v8i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <8 x i64> %elt.head, <8 x i64> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i64> @llvm.vp.sadd.sat.v8i64(<8 x i64> %va, <8 x i64> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i64> %v
+}
+
+declare <16 x i64> @llvm.vp.sadd.sat.v16i64(<16 x i64>, <16 x i64>, <16 x i1>, i32)
+
+define <16 x i64> @vsadd_vv_v16i64(<16 x i64> %va, <16 x i64> %b, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v16i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v16, v0.t
+; CHECK-NEXT: ret
+ %v = call <16 x i64> @llvm.vp.sadd.sat.v16i64(<16 x i64> %va, <16 x i64> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i64> %v
+}
+
+define <16 x i64> @vsadd_vv_v16i64_unmasked(<16 x i64> %va, <16 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_v16i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v16
+; CHECK-NEXT: ret
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i64> @llvm.vp.sadd.sat.v16i64(<16 x i64> %va, <16 x i64> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i64> %v
+}
+
+define <16 x i64> @vsadd_vx_v16i64(<16 x i64> %va, i64 %b, <16 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vsadd_vx_v16i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 16, e64, m8, ta, ma
+; RV32-NEXT: vlse64.v v16, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m8, ta, ma
+; RV32-NEXT: vsadd.vv v8, v8, v16, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsadd_vx_v16i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV64-NEXT: vsadd.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <16 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <16 x i64> %elt.head, <16 x i64> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i64> @llvm.vp.sadd.sat.v16i64(<16 x i64> %va, <16 x i64> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i64> %v
+}
+
+define <16 x i64> @vsadd_vx_v16i64_unmasked(<16 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vsadd_vx_v16i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 16, e64, m8, ta, ma
+; RV32-NEXT: vlse64.v v16, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m8, ta, ma
+; RV32-NEXT: vsadd.vv v8, v8, v16
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsadd_vx_v16i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV64-NEXT: vsadd.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <16 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <16 x i64> %elt.head, <16 x i64> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i64> @llvm.vp.sadd.sat.v16i64(<16 x i64> %va, <16 x i64> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i64> %v
+}
+
+define <16 x i64> @vsadd_vi_v16i64(<16 x i64> %va, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v16i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <16 x i64> %elt.head, <16 x i64> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i64> @llvm.vp.sadd.sat.v16i64(<16 x i64> %va, <16 x i64> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i64> %v
+}
+
+define <16 x i64> @vsadd_vi_v16i64_unmasked(<16 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_v16i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <16 x i64> %elt.head, <16 x i64> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i64> @llvm.vp.sadd.sat.v16i64(<16 x i64> %va, <16 x i64> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i64> %v
+}
+
+; Test that split-legalization works as expected.
+
+declare <32 x i64> @llvm.vp.sadd.sat.v32i64(<32 x i64>, <32 x i64>, <32 x i1>, i32)
+
+define <32 x i64> @vsadd_vx_v32i64(<32 x i64> %va, <32 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vsadd_vx_v32i64:
+; RV32: # %bb.0:
+; RV32-NEXT: vsetivli zero, 2, e8, mf4, ta, ma
+; RV32-NEXT: vslidedown.vi v1, v0, 2
+; RV32-NEXT: li a1, 32
+; RV32-NEXT: vsetvli zero, a1, e32, m8, ta, ma
+; RV32-NEXT: li a2, 16
+; RV32-NEXT: vmv.v.i v24, -1
+; RV32-NEXT: mv a1, a0
+; RV32-NEXT: bltu a0, a2, .LBB108_2
+; RV32-NEXT: # %bb.1:
+; RV32-NEXT: li a1, 16
+; RV32-NEXT: .LBB108_2:
+; RV32-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV32-NEXT: vsadd.vv v8, v8, v24, v0.t
+; RV32-NEXT: addi a1, a0, -16
+; RV32-NEXT: sltu a0, a0, a1
+; RV32-NEXT: addi a0, a0, -1
+; RV32-NEXT: and a0, a0, a1
+; RV32-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; RV32-NEXT: vmv1r.v v0, v1
+; RV32-NEXT: vsadd.vv v16, v16, v24, v0.t
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsadd_vx_v32i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetivli zero, 2, e8, mf4, ta, ma
+; RV64-NEXT: li a2, 16
+; RV64-NEXT: vslidedown.vi v24, v0, 2
+; RV64-NEXT: mv a1, a0
+; RV64-NEXT: bltu a0, a2, .LBB108_2
+; RV64-NEXT: # %bb.1:
+; RV64-NEXT: li a1, 16
+; RV64-NEXT: .LBB108_2:
+; RV64-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV64-NEXT: vsadd.vi v8, v8, -1, v0.t
+; RV64-NEXT: addi a1, a0, -16
+; RV64-NEXT: sltu a0, a0, a1
+; RV64-NEXT: addi a0, a0, -1
+; RV64-NEXT: and a0, a0, a1
+; RV64-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; RV64-NEXT: vmv1r.v v0, v24
+; RV64-NEXT: vsadd.vi v16, v16, -1, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <32 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <32 x i64> %elt.head, <32 x i64> poison, <32 x i32> zeroinitializer
+ %v = call <32 x i64> @llvm.vp.sadd.sat.v32i64(<32 x i64> %va, <32 x i64> %vb, <32 x i1> %m, i32 %evl)
+ ret <32 x i64> %v
+}
+
+define <32 x i64> @vsadd_vi_v32i64_unmasked(<32 x i64> %va, i32 zeroext %evl) {
+; RV32-LABEL: vsadd_vi_v32i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: li a1, 32
+; RV32-NEXT: vsetvli zero, a1, e32, m8, ta, ma
+; RV32-NEXT: li a2, 16
+; RV32-NEXT: vmv.v.i v24, -1
+; RV32-NEXT: mv a1, a0
+; RV32-NEXT: bltu a0, a2, .LBB109_2
+; RV32-NEXT: # %bb.1:
+; RV32-NEXT: li a1, 16
+; RV32-NEXT: .LBB109_2:
+; RV32-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV32-NEXT: vsadd.vv v8, v8, v24
+; RV32-NEXT: addi a1, a0, -16
+; RV32-NEXT: sltu a0, a0, a1
+; RV32-NEXT: addi a0, a0, -1
+; RV32-NEXT: and a0, a0, a1
+; RV32-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; RV32-NEXT: vsadd.vv v16, v16, v24
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsadd_vi_v32i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: li a2, 16
+; RV64-NEXT: mv a1, a0
+; RV64-NEXT: bltu a0, a2, .LBB109_2
+; RV64-NEXT: # %bb.1:
+; RV64-NEXT: li a1, 16
+; RV64-NEXT: .LBB109_2:
+; RV64-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV64-NEXT: vsadd.vi v8, v8, -1
+; RV64-NEXT: addi a1, a0, -16
+; RV64-NEXT: sltu a0, a0, a1
+; RV64-NEXT: addi a0, a0, -1
+; RV64-NEXT: and a0, a0, a1
+; RV64-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; RV64-NEXT: vsadd.vi v16, v16, -1
+; RV64-NEXT: ret
+ %elt.head = insertelement <32 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <32 x i64> %elt.head, <32 x i64> poison, <32 x i32> zeroinitializer
+ %head = insertelement <32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <32 x i1> %head, <32 x i1> poison, <32 x i32> zeroinitializer
+ %v = call <32 x i64> @llvm.vp.sadd.sat.v32i64(<32 x i64> %va, <32 x i64> %vb, <32 x i1> %m, i32 %evl)
+ ret <32 x i64> %v
+}
+
+; FIXME: We don't match vsadd.vi on RV32.
+
+define <32 x i64> @vsadd_vx_v32i64_evl12(<32 x i64> %va, <32 x i1> %m) {
+; RV32-LABEL: vsadd_vx_v32i64_evl12:
+; RV32: # %bb.0:
+; RV32-NEXT: vsetivli zero, 2, e8, mf4, ta, ma
+; RV32-NEXT: vslidedown.vi v1, v0, 2
+; RV32-NEXT: li a0, 32
+; RV32-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; RV32-NEXT: vmv.v.i v24, -1
+; RV32-NEXT: vsetivli zero, 12, e64, m8, ta, ma
+; RV32-NEXT: vsadd.vv v8, v8, v24, v0.t
+; RV32-NEXT: vsetivli zero, 0, e64, m8, ta, ma
+; RV32-NEXT: vmv1r.v v0, v1
+; RV32-NEXT: vsadd.vv v16, v16, v24, v0.t
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsadd_vx_v32i64_evl12:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetivli zero, 2, e8, mf4, ta, ma
+; RV64-NEXT: vslidedown.vi v24, v0, 2
+; RV64-NEXT: vsetivli zero, 12, e64, m8, ta, ma
+; RV64-NEXT: vsadd.vi v8, v8, -1, v0.t
+; RV64-NEXT: vsetivli zero, 0, e64, m8, ta, ma
+; RV64-NEXT: vmv1r.v v0, v24
+; RV64-NEXT: vsadd.vi v16, v16, -1, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <32 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <32 x i64> %elt.head, <32 x i64> poison, <32 x i32> zeroinitializer
+ %v = call <32 x i64> @llvm.vp.sadd.sat.v32i64(<32 x i64> %va, <32 x i64> %vb, <32 x i1> %m, i32 12)
+ ret <32 x i64> %v
+}
+
+define <32 x i64> @vsadd_vx_v32i64_evl27(<32 x i64> %va, <32 x i1> %m) {
+; RV32-LABEL: vsadd_vx_v32i64_evl27:
+; RV32: # %bb.0:
+; RV32-NEXT: vsetivli zero, 2, e8, mf4, ta, ma
+; RV32-NEXT: vslidedown.vi v1, v0, 2
+; RV32-NEXT: li a0, 32
+; RV32-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; RV32-NEXT: vmv.v.i v24, -1
+; RV32-NEXT: vsetivli zero, 16, e64, m8, ta, ma
+; RV32-NEXT: vsadd.vv v8, v8, v24, v0.t
+; RV32-NEXT: vsetivli zero, 11, e64, m8, ta, ma
+; RV32-NEXT: vmv1r.v v0, v1
+; RV32-NEXT: vsadd.vv v16, v16, v24, v0.t
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsadd_vx_v32i64_evl27:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetivli zero, 2, e8, mf4, ta, ma
+; RV64-NEXT: vslidedown.vi v24, v0, 2
+; RV64-NEXT: vsetivli zero, 16, e64, m8, ta, ma
+; RV64-NEXT: vsadd.vi v8, v8, -1, v0.t
+; RV64-NEXT: vsetivli zero, 11, e64, m8, ta, ma
+; RV64-NEXT: vmv1r.v v0, v24
+; RV64-NEXT: vsadd.vi v16, v16, -1, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <32 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <32 x i64> %elt.head, <32 x i64> poison, <32 x i32> zeroinitializer
+ %v = call <32 x i64> @llvm.vp.sadd.sat.v32i64(<32 x i64> %va, <32 x i64> %vb, <32 x i1> %m, i32 27)
+ ret <32 x i64> %v
+}
diff --git a/llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vsaddu-vp.ll b/llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vsaddu-vp.ll
new file mode 100644
index 00000000000000..6227f8abe599e4
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vsaddu-vp.ll
@@ -0,0 +1,1697 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -mtriple=riscv32 -mattr=+v -verify-machineinstrs < %s \
+; RUN: | FileCheck %s --check-prefixes=CHECK,RV32
+; RUN: llc -mtriple=riscv64 -mattr=+v -verify-machineinstrs < %s \
+; RUN: | FileCheck %s --check-prefixes=CHECK,RV64
+
+declare <8 x i7> @llvm.vp.uadd.sat.v8i7(<8 x i7>, <8 x i7>, <8 x i1>, i32)
+
+define <8 x i7> @vsaddu_vv_v8i7(<8 x i7> %va, <8 x i7> %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v8i7:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, 127
+; CHECK-NEXT: vsetivli zero, 8, e8, mf2, ta, ma
+; CHECK-NEXT: vand.vx v9, v9, a1
+; CHECK-NEXT: vand.vx v8, v8, a1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vadd.vv v8, v8, v9, v0.t
+; CHECK-NEXT: vminu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %v = call <8 x i7> @llvm.vp.uadd.sat.v8i7(<8 x i7> %va, <8 x i7> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i7> %v
+}
+
+declare <2 x i8> @llvm.vp.uadd.sat.v2i8(<2 x i8>, <2 x i8>, <2 x i1>, i32)
+
+define <2 x i8> @vsaddu_vv_v2i8(<2 x i8> %va, <2 x i8> %b, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v2i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <2 x i8> @llvm.vp.uadd.sat.v2i8(<2 x i8> %va, <2 x i8> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i8> %v
+}
+
+define <2 x i8> @vsaddu_vv_v2i8_unmasked(<2 x i8> %va, <2 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v2i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i8> @llvm.vp.uadd.sat.v2i8(<2 x i8> %va, <2 x i8> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i8> %v
+}
+
+define <2 x i8> @vsaddu_vx_v2i8(<2 x i8> %va, i8 %b, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_v2i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf8, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <2 x i8> %elt.head, <2 x i8> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i8> @llvm.vp.uadd.sat.v2i8(<2 x i8> %va, <2 x i8> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i8> %v
+}
+
+define <2 x i8> @vsaddu_vx_v2i8_unmasked(<2 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_v2i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf8, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <2 x i8> %elt.head, <2 x i8> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i8> @llvm.vp.uadd.sat.v2i8(<2 x i8> %va, <2 x i8> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i8> %v
+}
+
+define <2 x i8> @vsaddu_vi_v2i8(<2 x i8> %va, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v2i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <2 x i8> %elt.head, <2 x i8> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i8> @llvm.vp.uadd.sat.v2i8(<2 x i8> %va, <2 x i8> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i8> %v
+}
+
+define <2 x i8> @vsaddu_vi_v2i8_unmasked(<2 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v2i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <2 x i8> %elt.head, <2 x i8> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i8> @llvm.vp.uadd.sat.v2i8(<2 x i8> %va, <2 x i8> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i8> %v
+}
+
+declare <4 x i8> @llvm.vp.uadd.sat.v4i8(<4 x i8>, <4 x i8>, <4 x i1>, i32)
+
+define <4 x i8> @vsaddu_vv_v4i8(<4 x i8> %va, <4 x i8> %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v4i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <4 x i8> @llvm.vp.uadd.sat.v4i8(<4 x i8> %va, <4 x i8> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i8> %v
+}
+
+define <4 x i8> @vsaddu_vv_v4i8_unmasked(<4 x i8> %va, <4 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v4i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i8> @llvm.vp.uadd.sat.v4i8(<4 x i8> %va, <4 x i8> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i8> %v
+}
+
+define <4 x i8> @vsaddu_vx_v4i8(<4 x i8> %va, i8 %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_v4i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf4, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <4 x i8> %elt.head, <4 x i8> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i8> @llvm.vp.uadd.sat.v4i8(<4 x i8> %va, <4 x i8> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i8> %v
+}
+
+define <4 x i8> @vsaddu_vx_v4i8_commute(<4 x i8> %va, i8 %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_v4i8_commute:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf4, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <4 x i8> %elt.head, <4 x i8> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i8> @llvm.vp.uadd.sat.v4i8(<4 x i8> %vb, <4 x i8> %va, <4 x i1> %m, i32 %evl)
+ ret <4 x i8> %v
+}
+
+define <4 x i8> @vsaddu_vx_v4i8_unmasked(<4 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_v4i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf4, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <4 x i8> %elt.head, <4 x i8> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i8> @llvm.vp.uadd.sat.v4i8(<4 x i8> %va, <4 x i8> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i8> %v
+}
+
+define <4 x i8> @vsaddu_vi_v4i8(<4 x i8> %va, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v4i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <4 x i8> %elt.head, <4 x i8> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i8> @llvm.vp.uadd.sat.v4i8(<4 x i8> %va, <4 x i8> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i8> %v
+}
+
+define <4 x i8> @vsaddu_vi_v4i8_unmasked(<4 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v4i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <4 x i8> %elt.head, <4 x i8> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i8> @llvm.vp.uadd.sat.v4i8(<4 x i8> %va, <4 x i8> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i8> %v
+}
+
+declare <5 x i8> @llvm.vp.uadd.sat.v5i8(<5 x i8>, <5 x i8>, <5 x i1>, i32)
+
+define <5 x i8> @vsaddu_vv_v5i8(<5 x i8> %va, <5 x i8> %b, <5 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v5i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <5 x i8> @llvm.vp.uadd.sat.v5i8(<5 x i8> %va, <5 x i8> %b, <5 x i1> %m, i32 %evl)
+ ret <5 x i8> %v
+}
+
+define <5 x i8> @vsaddu_vv_v5i8_unmasked(<5 x i8> %va, <5 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v5i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <5 x i1> poison, i1 true, i32 0
+ %m = shufflevector <5 x i1> %head, <5 x i1> poison, <5 x i32> zeroinitializer
+ %v = call <5 x i8> @llvm.vp.uadd.sat.v5i8(<5 x i8> %va, <5 x i8> %b, <5 x i1> %m, i32 %evl)
+ ret <5 x i8> %v
+}
+
+define <5 x i8> @vsaddu_vx_v5i8(<5 x i8> %va, i8 %b, <5 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_v5i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <5 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <5 x i8> %elt.head, <5 x i8> poison, <5 x i32> zeroinitializer
+ %v = call <5 x i8> @llvm.vp.uadd.sat.v5i8(<5 x i8> %va, <5 x i8> %vb, <5 x i1> %m, i32 %evl)
+ ret <5 x i8> %v
+}
+
+define <5 x i8> @vsaddu_vx_v5i8_unmasked(<5 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_v5i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <5 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <5 x i8> %elt.head, <5 x i8> poison, <5 x i32> zeroinitializer
+ %head = insertelement <5 x i1> poison, i1 true, i32 0
+ %m = shufflevector <5 x i1> %head, <5 x i1> poison, <5 x i32> zeroinitializer
+ %v = call <5 x i8> @llvm.vp.uadd.sat.v5i8(<5 x i8> %va, <5 x i8> %vb, <5 x i1> %m, i32 %evl)
+ ret <5 x i8> %v
+}
+
+define <5 x i8> @vsaddu_vi_v5i8(<5 x i8> %va, <5 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v5i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <5 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <5 x i8> %elt.head, <5 x i8> poison, <5 x i32> zeroinitializer
+ %v = call <5 x i8> @llvm.vp.uadd.sat.v5i8(<5 x i8> %va, <5 x i8> %vb, <5 x i1> %m, i32 %evl)
+ ret <5 x i8> %v
+}
+
+define <5 x i8> @vsaddu_vi_v5i8_unmasked(<5 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v5i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <5 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <5 x i8> %elt.head, <5 x i8> poison, <5 x i32> zeroinitializer
+ %head = insertelement <5 x i1> poison, i1 true, i32 0
+ %m = shufflevector <5 x i1> %head, <5 x i1> poison, <5 x i32> zeroinitializer
+ %v = call <5 x i8> @llvm.vp.uadd.sat.v5i8(<5 x i8> %va, <5 x i8> %vb, <5 x i1> %m, i32 %evl)
+ ret <5 x i8> %v
+}
+
+declare <8 x i8> @llvm.vp.uadd.sat.v8i8(<8 x i8>, <8 x i8>, <8 x i1>, i32)
+
+define <8 x i8> @vsaddu_vv_v8i8(<8 x i8> %va, <8 x i8> %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v8i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <8 x i8> @llvm.vp.uadd.sat.v8i8(<8 x i8> %va, <8 x i8> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i8> %v
+}
+
+define <8 x i8> @vsaddu_vv_v8i8_unmasked(<8 x i8> %va, <8 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v8i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i8> @llvm.vp.uadd.sat.v8i8(<8 x i8> %va, <8 x i8> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i8> %v
+}
+
+define <8 x i8> @vsaddu_vx_v8i8(<8 x i8> %va, i8 %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_v8i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <8 x i8> %elt.head, <8 x i8> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i8> @llvm.vp.uadd.sat.v8i8(<8 x i8> %va, <8 x i8> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i8> %v
+}
+
+define <8 x i8> @vsaddu_vx_v8i8_unmasked(<8 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_v8i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <8 x i8> %elt.head, <8 x i8> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i8> @llvm.vp.uadd.sat.v8i8(<8 x i8> %va, <8 x i8> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i8> %v
+}
+
+define <8 x i8> @vsaddu_vi_v8i8(<8 x i8> %va, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v8i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <8 x i8> %elt.head, <8 x i8> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i8> @llvm.vp.uadd.sat.v8i8(<8 x i8> %va, <8 x i8> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i8> %v
+}
+
+define <8 x i8> @vsaddu_vi_v8i8_unmasked(<8 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v8i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <8 x i8> %elt.head, <8 x i8> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i8> @llvm.vp.uadd.sat.v8i8(<8 x i8> %va, <8 x i8> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i8> %v
+}
+
+declare <16 x i8> @llvm.vp.uadd.sat.v16i8(<16 x i8>, <16 x i8>, <16 x i1>, i32)
+
+define <16 x i8> @vsaddu_vv_v16i8(<16 x i8> %va, <16 x i8> %b, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v16i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <16 x i8> @llvm.vp.uadd.sat.v16i8(<16 x i8> %va, <16 x i8> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i8> %v
+}
+
+define <16 x i8> @vsaddu_vv_v16i8_unmasked(<16 x i8> %va, <16 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v16i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i8> @llvm.vp.uadd.sat.v16i8(<16 x i8> %va, <16 x i8> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i8> %v
+}
+
+define <16 x i8> @vsaddu_vx_v16i8(<16 x i8> %va, i8 %b, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_v16i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m1, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <16 x i8> %elt.head, <16 x i8> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i8> @llvm.vp.uadd.sat.v16i8(<16 x i8> %va, <16 x i8> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i8> %v
+}
+
+define <16 x i8> @vsaddu_vx_v16i8_unmasked(<16 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_v16i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m1, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <16 x i8> %elt.head, <16 x i8> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i8> @llvm.vp.uadd.sat.v16i8(<16 x i8> %va, <16 x i8> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i8> %v
+}
+
+define <16 x i8> @vsaddu_vi_v16i8(<16 x i8> %va, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v16i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <16 x i8> %elt.head, <16 x i8> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i8> @llvm.vp.uadd.sat.v16i8(<16 x i8> %va, <16 x i8> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i8> %v
+}
+
+define <16 x i8> @vsaddu_vi_v16i8_unmasked(<16 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v16i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <16 x i8> %elt.head, <16 x i8> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i8> @llvm.vp.uadd.sat.v16i8(<16 x i8> %va, <16 x i8> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i8> %v
+}
+
+declare <256 x i8> @llvm.vp.uadd.sat.v258i8(<256 x i8>, <256 x i8>, <256 x i1>, i32)
+
+define <256 x i8> @vsaddu_vi_v258i8(<256 x i8> %va, <256 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v258i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vmv1r.v v24, v0
+; CHECK-NEXT: li a2, 128
+; CHECK-NEXT: vsetvli zero, a2, e8, m8, ta, ma
+; CHECK-NEXT: vlm.v v0, (a0)
+; CHECK-NEXT: addi a0, a1, -128
+; CHECK-NEXT: sltu a3, a1, a0
+; CHECK-NEXT: addi a3, a3, -1
+; CHECK-NEXT: and a0, a3, a0
+; CHECK-NEXT: vsetvli zero, a0, e8, m8, ta, ma
+; CHECK-NEXT: vsaddu.vi v16, v16, -1, v0.t
+; CHECK-NEXT: bltu a1, a2, .LBB32_2
+; CHECK-NEXT: # %bb.1:
+; CHECK-NEXT: li a1, 128
+; CHECK-NEXT: .LBB32_2:
+; CHECK-NEXT: vsetvli zero, a1, e8, m8, ta, ma
+; CHECK-NEXT: vmv1r.v v0, v24
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <256 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <256 x i8> %elt.head, <256 x i8> poison, <256 x i32> zeroinitializer
+ %v = call <256 x i8> @llvm.vp.uadd.sat.v258i8(<256 x i8> %va, <256 x i8> %vb, <256 x i1> %m, i32 %evl)
+ ret <256 x i8> %v
+}
+
+define <256 x i8> @vsaddu_vi_v258i8_unmasked(<256 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v258i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a2, 128
+; CHECK-NEXT: mv a1, a0
+; CHECK-NEXT: bltu a0, a2, .LBB33_2
+; CHECK-NEXT: # %bb.1:
+; CHECK-NEXT: li a1, 128
+; CHECK-NEXT: .LBB33_2:
+; CHECK-NEXT: vsetvli zero, a1, e8, m8, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: addi a1, a0, -128
+; CHECK-NEXT: sltu a0, a0, a1
+; CHECK-NEXT: addi a0, a0, -1
+; CHECK-NEXT: and a0, a0, a1
+; CHECK-NEXT: vsetvli zero, a0, e8, m8, ta, ma
+; CHECK-NEXT: vsaddu.vi v16, v16, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <256 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <256 x i8> %elt.head, <256 x i8> poison, <256 x i32> zeroinitializer
+ %head = insertelement <256 x i1> poison, i1 true, i32 0
+ %m = shufflevector <256 x i1> %head, <256 x i1> poison, <256 x i32> zeroinitializer
+ %v = call <256 x i8> @llvm.vp.uadd.sat.v258i8(<256 x i8> %va, <256 x i8> %vb, <256 x i1> %m, i32 %evl)
+ ret <256 x i8> %v
+}
+
+; Test splitting when the %evl is a known constant.
+
+define <256 x i8> @vsaddu_vi_v258i8_evl129(<256 x i8> %va, <256 x i1> %m) {
+; CHECK-LABEL: vsaddu_vi_v258i8_evl129:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, 128
+; CHECK-NEXT: vsetvli zero, a1, e8, m8, ta, ma
+; CHECK-NEXT: vlm.v v24, (a0)
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: vsetivli zero, 1, e8, m8, ta, ma
+; CHECK-NEXT: vmv1r.v v0, v24
+; CHECK-NEXT: vsaddu.vi v16, v16, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <256 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <256 x i8> %elt.head, <256 x i8> poison, <256 x i32> zeroinitializer
+ %v = call <256 x i8> @llvm.vp.uadd.sat.v258i8(<256 x i8> %va, <256 x i8> %vb, <256 x i1> %m, i32 129)
+ ret <256 x i8> %v
+}
+
+; FIXME: The upper half is doing nothing.
+
+define <256 x i8> @vsaddu_vi_v258i8_evl128(<256 x i8> %va, <256 x i1> %m) {
+; CHECK-LABEL: vsaddu_vi_v258i8_evl128:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, 128
+; CHECK-NEXT: vsetvli zero, a1, e8, m8, ta, ma
+; CHECK-NEXT: vlm.v v24, (a0)
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: vsetivli zero, 0, e8, m8, ta, ma
+; CHECK-NEXT: vmv1r.v v0, v24
+; CHECK-NEXT: vsaddu.vi v16, v16, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <256 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <256 x i8> %elt.head, <256 x i8> poison, <256 x i32> zeroinitializer
+ %v = call <256 x i8> @llvm.vp.uadd.sat.v258i8(<256 x i8> %va, <256 x i8> %vb, <256 x i1> %m, i32 128)
+ ret <256 x i8> %v
+}
+
+declare <2 x i16> @llvm.vp.uadd.sat.v2i16(<2 x i16>, <2 x i16>, <2 x i1>, i32)
+
+define <2 x i16> @vsaddu_vv_v2i16(<2 x i16> %va, <2 x i16> %b, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v2i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <2 x i16> @llvm.vp.uadd.sat.v2i16(<2 x i16> %va, <2 x i16> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i16> %v
+}
+
+define <2 x i16> @vsaddu_vv_v2i16_unmasked(<2 x i16> %va, <2 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v2i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i16> @llvm.vp.uadd.sat.v2i16(<2 x i16> %va, <2 x i16> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i16> %v
+}
+
+define <2 x i16> @vsaddu_vx_v2i16(<2 x i16> %va, i16 %b, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_v2i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf4, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <2 x i16> %elt.head, <2 x i16> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i16> @llvm.vp.uadd.sat.v2i16(<2 x i16> %va, <2 x i16> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i16> %v
+}
+
+define <2 x i16> @vsaddu_vx_v2i16_unmasked(<2 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_v2i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf4, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <2 x i16> %elt.head, <2 x i16> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i16> @llvm.vp.uadd.sat.v2i16(<2 x i16> %va, <2 x i16> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i16> %v
+}
+
+define <2 x i16> @vsaddu_vi_v2i16(<2 x i16> %va, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v2i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <2 x i16> %elt.head, <2 x i16> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i16> @llvm.vp.uadd.sat.v2i16(<2 x i16> %va, <2 x i16> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i16> %v
+}
+
+define <2 x i16> @vsaddu_vi_v2i16_unmasked(<2 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v2i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <2 x i16> %elt.head, <2 x i16> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i16> @llvm.vp.uadd.sat.v2i16(<2 x i16> %va, <2 x i16> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i16> %v
+}
+
+declare <4 x i16> @llvm.vp.uadd.sat.v4i16(<4 x i16>, <4 x i16>, <4 x i1>, i32)
+
+define <4 x i16> @vsaddu_vv_v4i16(<4 x i16> %va, <4 x i16> %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v4i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <4 x i16> @llvm.vp.uadd.sat.v4i16(<4 x i16> %va, <4 x i16> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i16> %v
+}
+
+define <4 x i16> @vsaddu_vv_v4i16_unmasked(<4 x i16> %va, <4 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v4i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i16> @llvm.vp.uadd.sat.v4i16(<4 x i16> %va, <4 x i16> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i16> %v
+}
+
+define <4 x i16> @vsaddu_vx_v4i16(<4 x i16> %va, i16 %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_v4i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <4 x i16> %elt.head, <4 x i16> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i16> @llvm.vp.uadd.sat.v4i16(<4 x i16> %va, <4 x i16> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i16> %v
+}
+
+define <4 x i16> @vsaddu_vx_v4i16_unmasked(<4 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_v4i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <4 x i16> %elt.head, <4 x i16> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i16> @llvm.vp.uadd.sat.v4i16(<4 x i16> %va, <4 x i16> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i16> %v
+}
+
+define <4 x i16> @vsaddu_vi_v4i16(<4 x i16> %va, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v4i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <4 x i16> %elt.head, <4 x i16> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i16> @llvm.vp.uadd.sat.v4i16(<4 x i16> %va, <4 x i16> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i16> %v
+}
+
+define <4 x i16> @vsaddu_vi_v4i16_unmasked(<4 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v4i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <4 x i16> %elt.head, <4 x i16> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i16> @llvm.vp.uadd.sat.v4i16(<4 x i16> %va, <4 x i16> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i16> %v
+}
+
+declare <8 x i16> @llvm.vp.uadd.sat.v8i16(<8 x i16>, <8 x i16>, <8 x i1>, i32)
+
+define <8 x i16> @vsaddu_vv_v8i16(<8 x i16> %va, <8 x i16> %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v8i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <8 x i16> @llvm.vp.uadd.sat.v8i16(<8 x i16> %va, <8 x i16> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i16> %v
+}
+
+define <8 x i16> @vsaddu_vv_v8i16_unmasked(<8 x i16> %va, <8 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v8i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i16> @llvm.vp.uadd.sat.v8i16(<8 x i16> %va, <8 x i16> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i16> %v
+}
+
+define <8 x i16> @vsaddu_vx_v8i16(<8 x i16> %va, i16 %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_v8i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m1, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <8 x i16> %elt.head, <8 x i16> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i16> @llvm.vp.uadd.sat.v8i16(<8 x i16> %va, <8 x i16> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i16> %v
+}
+
+define <8 x i16> @vsaddu_vx_v8i16_unmasked(<8 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_v8i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m1, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <8 x i16> %elt.head, <8 x i16> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i16> @llvm.vp.uadd.sat.v8i16(<8 x i16> %va, <8 x i16> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i16> %v
+}
+
+define <8 x i16> @vsaddu_vi_v8i16(<8 x i16> %va, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v8i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <8 x i16> %elt.head, <8 x i16> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i16> @llvm.vp.uadd.sat.v8i16(<8 x i16> %va, <8 x i16> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i16> %v
+}
+
+define <8 x i16> @vsaddu_vi_v8i16_unmasked(<8 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v8i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <8 x i16> %elt.head, <8 x i16> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i16> @llvm.vp.uadd.sat.v8i16(<8 x i16> %va, <8 x i16> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i16> %v
+}
+
+declare <16 x i16> @llvm.vp.uadd.sat.v16i16(<16 x i16>, <16 x i16>, <16 x i1>, i32)
+
+define <16 x i16> @vsaddu_vv_v16i16(<16 x i16> %va, <16 x i16> %b, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v16i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v10, v0.t
+; CHECK-NEXT: ret
+ %v = call <16 x i16> @llvm.vp.uadd.sat.v16i16(<16 x i16> %va, <16 x i16> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i16> %v
+}
+
+define <16 x i16> @vsaddu_vv_v16i16_unmasked(<16 x i16> %va, <16 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v16i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i16> @llvm.vp.uadd.sat.v16i16(<16 x i16> %va, <16 x i16> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i16> %v
+}
+
+define <16 x i16> @vsaddu_vx_v16i16(<16 x i16> %va, i16 %b, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_v16i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m2, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <16 x i16> %elt.head, <16 x i16> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i16> @llvm.vp.uadd.sat.v16i16(<16 x i16> %va, <16 x i16> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i16> %v
+}
+
+define <16 x i16> @vsaddu_vx_v16i16_unmasked(<16 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_v16i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m2, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <16 x i16> %elt.head, <16 x i16> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i16> @llvm.vp.uadd.sat.v16i16(<16 x i16> %va, <16 x i16> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i16> %v
+}
+
+define <16 x i16> @vsaddu_vi_v16i16(<16 x i16> %va, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v16i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <16 x i16> %elt.head, <16 x i16> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i16> @llvm.vp.uadd.sat.v16i16(<16 x i16> %va, <16 x i16> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i16> %v
+}
+
+define <16 x i16> @vsaddu_vi_v16i16_unmasked(<16 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v16i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <16 x i16> %elt.head, <16 x i16> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i16> @llvm.vp.uadd.sat.v16i16(<16 x i16> %va, <16 x i16> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i16> %v
+}
+
+declare <2 x i32> @llvm.vp.uadd.sat.v2i32(<2 x i32>, <2 x i32>, <2 x i1>, i32)
+
+define <2 x i32> @vsaddu_vv_v2i32(<2 x i32> %va, <2 x i32> %b, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v2i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <2 x i32> @llvm.vp.uadd.sat.v2i32(<2 x i32> %va, <2 x i32> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i32> %v
+}
+
+define <2 x i32> @vsaddu_vv_v2i32_unmasked(<2 x i32> %va, <2 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v2i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i32> @llvm.vp.uadd.sat.v2i32(<2 x i32> %va, <2 x i32> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i32> %v
+}
+
+define <2 x i32> @vsaddu_vx_v2i32(<2 x i32> %va, i32 %b, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_v2i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <2 x i32> %elt.head, <2 x i32> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i32> @llvm.vp.uadd.sat.v2i32(<2 x i32> %va, <2 x i32> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i32> %v
+}
+
+define <2 x i32> @vsaddu_vx_v2i32_unmasked(<2 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_v2i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <2 x i32> %elt.head, <2 x i32> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i32> @llvm.vp.uadd.sat.v2i32(<2 x i32> %va, <2 x i32> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i32> %v
+}
+
+define <2 x i32> @vsaddu_vi_v2i32(<2 x i32> %va, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v2i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <2 x i32> %elt.head, <2 x i32> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i32> @llvm.vp.uadd.sat.v2i32(<2 x i32> %va, <2 x i32> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i32> %v
+}
+
+define <2 x i32> @vsaddu_vi_v2i32_unmasked(<2 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v2i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <2 x i32> %elt.head, <2 x i32> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i32> @llvm.vp.uadd.sat.v2i32(<2 x i32> %va, <2 x i32> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i32> %v
+}
+
+declare <4 x i32> @llvm.vp.uadd.sat.v4i32(<4 x i32>, <4 x i32>, <4 x i1>, i32)
+
+define <4 x i32> @vsaddu_vv_v4i32(<4 x i32> %va, <4 x i32> %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v4i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <4 x i32> @llvm.vp.uadd.sat.v4i32(<4 x i32> %va, <4 x i32> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i32> %v
+}
+
+define <4 x i32> @vsaddu_vv_v4i32_unmasked(<4 x i32> %va, <4 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v4i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i32> @llvm.vp.uadd.sat.v4i32(<4 x i32> %va, <4 x i32> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i32> %v
+}
+
+define <4 x i32> @vsaddu_vx_v4i32(<4 x i32> %va, i32 %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_v4i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m1, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <4 x i32> %elt.head, <4 x i32> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i32> @llvm.vp.uadd.sat.v4i32(<4 x i32> %va, <4 x i32> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i32> %v
+}
+
+define <4 x i32> @vsaddu_vx_v4i32_unmasked(<4 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_v4i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m1, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <4 x i32> %elt.head, <4 x i32> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i32> @llvm.vp.uadd.sat.v4i32(<4 x i32> %va, <4 x i32> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i32> %v
+}
+
+define <4 x i32> @vsaddu_vi_v4i32(<4 x i32> %va, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v4i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <4 x i32> %elt.head, <4 x i32> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i32> @llvm.vp.uadd.sat.v4i32(<4 x i32> %va, <4 x i32> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i32> %v
+}
+
+define <4 x i32> @vsaddu_vi_v4i32_unmasked(<4 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v4i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <4 x i32> %elt.head, <4 x i32> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i32> @llvm.vp.uadd.sat.v4i32(<4 x i32> %va, <4 x i32> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i32> %v
+}
+
+declare <8 x i32> @llvm.vp.uadd.sat.v8i32(<8 x i32>, <8 x i32>, <8 x i1>, i32)
+
+define <8 x i32> @vsaddu_vv_v8i32(<8 x i32> %va, <8 x i32> %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v8i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v10, v0.t
+; CHECK-NEXT: ret
+ %v = call <8 x i32> @llvm.vp.uadd.sat.v8i32(<8 x i32> %va, <8 x i32> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i32> %v
+}
+
+define <8 x i32> @vsaddu_vv_v8i32_unmasked(<8 x i32> %va, <8 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v8i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i32> @llvm.vp.uadd.sat.v8i32(<8 x i32> %va, <8 x i32> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i32> %v
+}
+
+define <8 x i32> @vsaddu_vx_v8i32(<8 x i32> %va, i32 %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_v8i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m2, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <8 x i32> %elt.head, <8 x i32> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i32> @llvm.vp.uadd.sat.v8i32(<8 x i32> %va, <8 x i32> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i32> %v
+}
+
+define <8 x i32> @vsaddu_vx_v8i32_unmasked(<8 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_v8i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m2, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <8 x i32> %elt.head, <8 x i32> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i32> @llvm.vp.uadd.sat.v8i32(<8 x i32> %va, <8 x i32> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i32> %v
+}
+
+define <8 x i32> @vsaddu_vi_v8i32(<8 x i32> %va, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v8i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <8 x i32> %elt.head, <8 x i32> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i32> @llvm.vp.uadd.sat.v8i32(<8 x i32> %va, <8 x i32> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i32> %v
+}
+
+define <8 x i32> @vsaddu_vi_v8i32_unmasked(<8 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v8i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <8 x i32> %elt.head, <8 x i32> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i32> @llvm.vp.uadd.sat.v8i32(<8 x i32> %va, <8 x i32> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i32> %v
+}
+
+declare <16 x i32> @llvm.vp.uadd.sat.v16i32(<16 x i32>, <16 x i32>, <16 x i1>, i32)
+
+define <16 x i32> @vsaddu_vv_v16i32(<16 x i32> %va, <16 x i32> %b, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v16i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v12, v0.t
+; CHECK-NEXT: ret
+ %v = call <16 x i32> @llvm.vp.uadd.sat.v16i32(<16 x i32> %va, <16 x i32> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i32> %v
+}
+
+define <16 x i32> @vsaddu_vv_v16i32_unmasked(<16 x i32> %va, <16 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v16i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v12
+; CHECK-NEXT: ret
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i32> @llvm.vp.uadd.sat.v16i32(<16 x i32> %va, <16 x i32> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i32> %v
+}
+
+define <16 x i32> @vsaddu_vx_v16i32(<16 x i32> %va, i32 %b, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_v16i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m4, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <16 x i32> %elt.head, <16 x i32> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i32> @llvm.vp.uadd.sat.v16i32(<16 x i32> %va, <16 x i32> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i32> %v
+}
+
+define <16 x i32> @vsaddu_vx_v16i32_unmasked(<16 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_v16i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m4, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <16 x i32> %elt.head, <16 x i32> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i32> @llvm.vp.uadd.sat.v16i32(<16 x i32> %va, <16 x i32> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i32> %v
+}
+
+define <16 x i32> @vsaddu_vi_v16i32(<16 x i32> %va, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v16i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <16 x i32> %elt.head, <16 x i32> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i32> @llvm.vp.uadd.sat.v16i32(<16 x i32> %va, <16 x i32> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i32> %v
+}
+
+define <16 x i32> @vsaddu_vi_v16i32_unmasked(<16 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v16i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <16 x i32> %elt.head, <16 x i32> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i32> @llvm.vp.uadd.sat.v16i32(<16 x i32> %va, <16 x i32> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i32> %v
+}
+
+declare <2 x i64> @llvm.vp.uadd.sat.v2i64(<2 x i64>, <2 x i64>, <2 x i1>, i32)
+
+define <2 x i64> @vsaddu_vv_v2i64(<2 x i64> %va, <2 x i64> %b, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v2i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <2 x i64> @llvm.vp.uadd.sat.v2i64(<2 x i64> %va, <2 x i64> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i64> %v
+}
+
+define <2 x i64> @vsaddu_vv_v2i64_unmasked(<2 x i64> %va, <2 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v2i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i64> @llvm.vp.uadd.sat.v2i64(<2 x i64> %va, <2 x i64> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i64> %v
+}
+
+define <2 x i64> @vsaddu_vx_v2i64(<2 x i64> %va, i64 %b, <2 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vsaddu_vx_v2i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 2, e64, m1, ta, ma
+; RV32-NEXT: vlse64.v v9, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m1, ta, ma
+; RV32-NEXT: vsaddu.vv v8, v8, v9, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsaddu_vx_v2i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m1, ta, ma
+; RV64-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <2 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <2 x i64> %elt.head, <2 x i64> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i64> @llvm.vp.uadd.sat.v2i64(<2 x i64> %va, <2 x i64> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i64> %v
+}
+
+define <2 x i64> @vsaddu_vx_v2i64_unmasked(<2 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vsaddu_vx_v2i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 2, e64, m1, ta, ma
+; RV32-NEXT: vlse64.v v9, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m1, ta, ma
+; RV32-NEXT: vsaddu.vv v8, v8, v9
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsaddu_vx_v2i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m1, ta, ma
+; RV64-NEXT: vsaddu.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <2 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <2 x i64> %elt.head, <2 x i64> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i64> @llvm.vp.uadd.sat.v2i64(<2 x i64> %va, <2 x i64> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i64> %v
+}
+
+define <2 x i64> @vsaddu_vi_v2i64(<2 x i64> %va, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v2i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <2 x i64> %elt.head, <2 x i64> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i64> @llvm.vp.uadd.sat.v2i64(<2 x i64> %va, <2 x i64> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i64> %v
+}
+
+define <2 x i64> @vsaddu_vi_v2i64_unmasked(<2 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v2i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <2 x i64> %elt.head, <2 x i64> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i64> @llvm.vp.uadd.sat.v2i64(<2 x i64> %va, <2 x i64> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i64> %v
+}
+
+declare <4 x i64> @llvm.vp.uadd.sat.v4i64(<4 x i64>, <4 x i64>, <4 x i1>, i32)
+
+define <4 x i64> @vsaddu_vv_v4i64(<4 x i64> %va, <4 x i64> %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v4i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v10, v0.t
+; CHECK-NEXT: ret
+ %v = call <4 x i64> @llvm.vp.uadd.sat.v4i64(<4 x i64> %va, <4 x i64> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i64> %v
+}
+
+define <4 x i64> @vsaddu_vv_v4i64_unmasked(<4 x i64> %va, <4 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v4i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i64> @llvm.vp.uadd.sat.v4i64(<4 x i64> %va, <4 x i64> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i64> %v
+}
+
+define <4 x i64> @vsaddu_vx_v4i64(<4 x i64> %va, i64 %b, <4 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vsaddu_vx_v4i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 4, e64, m2, ta, ma
+; RV32-NEXT: vlse64.v v10, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m2, ta, ma
+; RV32-NEXT: vsaddu.vv v8, v8, v10, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsaddu_vx_v4i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m2, ta, ma
+; RV64-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <4 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <4 x i64> %elt.head, <4 x i64> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i64> @llvm.vp.uadd.sat.v4i64(<4 x i64> %va, <4 x i64> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i64> %v
+}
+
+define <4 x i64> @vsaddu_vx_v4i64_unmasked(<4 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vsaddu_vx_v4i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 4, e64, m2, ta, ma
+; RV32-NEXT: vlse64.v v10, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m2, ta, ma
+; RV32-NEXT: vsaddu.vv v8, v8, v10
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsaddu_vx_v4i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m2, ta, ma
+; RV64-NEXT: vsaddu.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <4 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <4 x i64> %elt.head, <4 x i64> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i64> @llvm.vp.uadd.sat.v4i64(<4 x i64> %va, <4 x i64> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i64> %v
+}
+
+define <4 x i64> @vsaddu_vi_v4i64(<4 x i64> %va, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v4i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <4 x i64> %elt.head, <4 x i64> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i64> @llvm.vp.uadd.sat.v4i64(<4 x i64> %va, <4 x i64> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i64> %v
+}
+
+define <4 x i64> @vsaddu_vi_v4i64_unmasked(<4 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v4i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <4 x i64> %elt.head, <4 x i64> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i64> @llvm.vp.uadd.sat.v4i64(<4 x i64> %va, <4 x i64> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i64> %v
+}
+
+declare <8 x i64> @llvm.vp.uadd.sat.v8i64(<8 x i64>, <8 x i64>, <8 x i1>, i32)
+
+define <8 x i64> @vsaddu_vv_v8i64(<8 x i64> %va, <8 x i64> %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v8i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v12, v0.t
+; CHECK-NEXT: ret
+ %v = call <8 x i64> @llvm.vp.uadd.sat.v8i64(<8 x i64> %va, <8 x i64> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i64> %v
+}
+
+define <8 x i64> @vsaddu_vv_v8i64_unmasked(<8 x i64> %va, <8 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v8i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v12
+; CHECK-NEXT: ret
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i64> @llvm.vp.uadd.sat.v8i64(<8 x i64> %va, <8 x i64> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i64> %v
+}
+
+define <8 x i64> @vsaddu_vx_v8i64(<8 x i64> %va, i64 %b, <8 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vsaddu_vx_v8i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 8, e64, m4, ta, ma
+; RV32-NEXT: vlse64.v v12, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m4, ta, ma
+; RV32-NEXT: vsaddu.vv v8, v8, v12, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsaddu_vx_v8i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m4, ta, ma
+; RV64-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <8 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <8 x i64> %elt.head, <8 x i64> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i64> @llvm.vp.uadd.sat.v8i64(<8 x i64> %va, <8 x i64> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i64> %v
+}
+
+define <8 x i64> @vsaddu_vx_v8i64_unmasked(<8 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vsaddu_vx_v8i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 8, e64, m4, ta, ma
+; RV32-NEXT: vlse64.v v12, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m4, ta, ma
+; RV32-NEXT: vsaddu.vv v8, v8, v12
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsaddu_vx_v8i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m4, ta, ma
+; RV64-NEXT: vsaddu.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <8 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <8 x i64> %elt.head, <8 x i64> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i64> @llvm.vp.uadd.sat.v8i64(<8 x i64> %va, <8 x i64> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i64> %v
+}
+
+define <8 x i64> @vsaddu_vi_v8i64(<8 x i64> %va, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v8i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <8 x i64> %elt.head, <8 x i64> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i64> @llvm.vp.uadd.sat.v8i64(<8 x i64> %va, <8 x i64> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i64> %v
+}
+
+define <8 x i64> @vsaddu_vi_v8i64_unmasked(<8 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v8i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <8 x i64> %elt.head, <8 x i64> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i64> @llvm.vp.uadd.sat.v8i64(<8 x i64> %va, <8 x i64> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i64> %v
+}
+
+declare <16 x i64> @llvm.vp.uadd.sat.v16i64(<16 x i64>, <16 x i64>, <16 x i1>, i32)
+
+define <16 x i64> @vsaddu_vv_v16i64(<16 x i64> %va, <16 x i64> %b, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v16i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v16, v0.t
+; CHECK-NEXT: ret
+ %v = call <16 x i64> @llvm.vp.uadd.sat.v16i64(<16 x i64> %va, <16 x i64> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i64> %v
+}
+
+define <16 x i64> @vsaddu_vv_v16i64_unmasked(<16 x i64> %va, <16 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_v16i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v16
+; CHECK-NEXT: ret
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i64> @llvm.vp.uadd.sat.v16i64(<16 x i64> %va, <16 x i64> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i64> %v
+}
+
+define <16 x i64> @vsaddu_vx_v16i64(<16 x i64> %va, i64 %b, <16 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vsaddu_vx_v16i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 16, e64, m8, ta, ma
+; RV32-NEXT: vlse64.v v16, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m8, ta, ma
+; RV32-NEXT: vsaddu.vv v8, v8, v16, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsaddu_vx_v16i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV64-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <16 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <16 x i64> %elt.head, <16 x i64> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i64> @llvm.vp.uadd.sat.v16i64(<16 x i64> %va, <16 x i64> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i64> %v
+}
+
+define <16 x i64> @vsaddu_vx_v16i64_unmasked(<16 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vsaddu_vx_v16i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 16, e64, m8, ta, ma
+; RV32-NEXT: vlse64.v v16, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m8, ta, ma
+; RV32-NEXT: vsaddu.vv v8, v8, v16
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsaddu_vx_v16i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV64-NEXT: vsaddu.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <16 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <16 x i64> %elt.head, <16 x i64> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i64> @llvm.vp.uadd.sat.v16i64(<16 x i64> %va, <16 x i64> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i64> %v
+}
+
+define <16 x i64> @vsaddu_vi_v16i64(<16 x i64> %va, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v16i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <16 x i64> %elt.head, <16 x i64> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i64> @llvm.vp.uadd.sat.v16i64(<16 x i64> %va, <16 x i64> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i64> %v
+}
+
+define <16 x i64> @vsaddu_vi_v16i64_unmasked(<16 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_v16i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <16 x i64> %elt.head, <16 x i64> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i64> @llvm.vp.uadd.sat.v16i64(<16 x i64> %va, <16 x i64> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i64> %v
+}
+
+; Test that split-legalization works as expected.
+
+declare <32 x i64> @llvm.vp.uadd.sat.v32i64(<32 x i64>, <32 x i64>, <32 x i1>, i32)
+
+define <32 x i64> @vsaddu_vx_v32i64(<32 x i64> %va, <32 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vsaddu_vx_v32i64:
+; RV32: # %bb.0:
+; RV32-NEXT: vsetivli zero, 2, e8, mf4, ta, ma
+; RV32-NEXT: vslidedown.vi v1, v0, 2
+; RV32-NEXT: li a1, 32
+; RV32-NEXT: vsetvli zero, a1, e32, m8, ta, ma
+; RV32-NEXT: li a2, 16
+; RV32-NEXT: vmv.v.i v24, -1
+; RV32-NEXT: mv a1, a0
+; RV32-NEXT: bltu a0, a2, .LBB108_2
+; RV32-NEXT: # %bb.1:
+; RV32-NEXT: li a1, 16
+; RV32-NEXT: .LBB108_2:
+; RV32-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV32-NEXT: vsaddu.vv v8, v8, v24, v0.t
+; RV32-NEXT: addi a1, a0, -16
+; RV32-NEXT: sltu a0, a0, a1
+; RV32-NEXT: addi a0, a0, -1
+; RV32-NEXT: and a0, a0, a1
+; RV32-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; RV32-NEXT: vmv1r.v v0, v1
+; RV32-NEXT: vsaddu.vv v16, v16, v24, v0.t
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsaddu_vx_v32i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetivli zero, 2, e8, mf4, ta, ma
+; RV64-NEXT: li a2, 16
+; RV64-NEXT: vslidedown.vi v24, v0, 2
+; RV64-NEXT: mv a1, a0
+; RV64-NEXT: bltu a0, a2, .LBB108_2
+; RV64-NEXT: # %bb.1:
+; RV64-NEXT: li a1, 16
+; RV64-NEXT: .LBB108_2:
+; RV64-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV64-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; RV64-NEXT: addi a1, a0, -16
+; RV64-NEXT: sltu a0, a0, a1
+; RV64-NEXT: addi a0, a0, -1
+; RV64-NEXT: and a0, a0, a1
+; RV64-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; RV64-NEXT: vmv1r.v v0, v24
+; RV64-NEXT: vsaddu.vi v16, v16, -1, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <32 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <32 x i64> %elt.head, <32 x i64> poison, <32 x i32> zeroinitializer
+ %v = call <32 x i64> @llvm.vp.uadd.sat.v32i64(<32 x i64> %va, <32 x i64> %vb, <32 x i1> %m, i32 %evl)
+ ret <32 x i64> %v
+}
+
+define <32 x i64> @vsaddu_vi_v32i64_unmasked(<32 x i64> %va, i32 zeroext %evl) {
+; RV32-LABEL: vsaddu_vi_v32i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: li a1, 32
+; RV32-NEXT: vsetvli zero, a1, e32, m8, ta, ma
+; RV32-NEXT: li a2, 16
+; RV32-NEXT: vmv.v.i v24, -1
+; RV32-NEXT: mv a1, a0
+; RV32-NEXT: bltu a0, a2, .LBB109_2
+; RV32-NEXT: # %bb.1:
+; RV32-NEXT: li a1, 16
+; RV32-NEXT: .LBB109_2:
+; RV32-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV32-NEXT: vsaddu.vv v8, v8, v24
+; RV32-NEXT: addi a1, a0, -16
+; RV32-NEXT: sltu a0, a0, a1
+; RV32-NEXT: addi a0, a0, -1
+; RV32-NEXT: and a0, a0, a1
+; RV32-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; RV32-NEXT: vsaddu.vv v16, v16, v24
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsaddu_vi_v32i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: li a2, 16
+; RV64-NEXT: mv a1, a0
+; RV64-NEXT: bltu a0, a2, .LBB109_2
+; RV64-NEXT: # %bb.1:
+; RV64-NEXT: li a1, 16
+; RV64-NEXT: .LBB109_2:
+; RV64-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV64-NEXT: vsaddu.vi v8, v8, -1
+; RV64-NEXT: addi a1, a0, -16
+; RV64-NEXT: sltu a0, a0, a1
+; RV64-NEXT: addi a0, a0, -1
+; RV64-NEXT: and a0, a0, a1
+; RV64-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; RV64-NEXT: vsaddu.vi v16, v16, -1
+; RV64-NEXT: ret
+ %elt.head = insertelement <32 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <32 x i64> %elt.head, <32 x i64> poison, <32 x i32> zeroinitializer
+ %head = insertelement <32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <32 x i1> %head, <32 x i1> poison, <32 x i32> zeroinitializer
+ %v = call <32 x i64> @llvm.vp.uadd.sat.v32i64(<32 x i64> %va, <32 x i64> %vb, <32 x i1> %m, i32 %evl)
+ ret <32 x i64> %v
+}
+
+; FIXME: We don't match vsaddu.vi on RV32.
+
+define <32 x i64> @vsaddu_vx_v32i64_evl12(<32 x i64> %va, <32 x i1> %m) {
+; RV32-LABEL: vsaddu_vx_v32i64_evl12:
+; RV32: # %bb.0:
+; RV32-NEXT: vsetivli zero, 2, e8, mf4, ta, ma
+; RV32-NEXT: vslidedown.vi v1, v0, 2
+; RV32-NEXT: li a0, 32
+; RV32-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; RV32-NEXT: vmv.v.i v24, -1
+; RV32-NEXT: vsetivli zero, 12, e64, m8, ta, ma
+; RV32-NEXT: vsaddu.vv v8, v8, v24, v0.t
+; RV32-NEXT: vsetivli zero, 0, e64, m8, ta, ma
+; RV32-NEXT: vmv1r.v v0, v1
+; RV32-NEXT: vsaddu.vv v16, v16, v24, v0.t
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsaddu_vx_v32i64_evl12:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetivli zero, 2, e8, mf4, ta, ma
+; RV64-NEXT: vslidedown.vi v24, v0, 2
+; RV64-NEXT: vsetivli zero, 12, e64, m8, ta, ma
+; RV64-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; RV64-NEXT: vsetivli zero, 0, e64, m8, ta, ma
+; RV64-NEXT: vmv1r.v v0, v24
+; RV64-NEXT: vsaddu.vi v16, v16, -1, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <32 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <32 x i64> %elt.head, <32 x i64> poison, <32 x i32> zeroinitializer
+ %v = call <32 x i64> @llvm.vp.uadd.sat.v32i64(<32 x i64> %va, <32 x i64> %vb, <32 x i1> %m, i32 12)
+ ret <32 x i64> %v
+}
+
+define <32 x i64> @vsaddu_vx_v32i64_evl27(<32 x i64> %va, <32 x i1> %m) {
+; RV32-LABEL: vsaddu_vx_v32i64_evl27:
+; RV32: # %bb.0:
+; RV32-NEXT: vsetivli zero, 2, e8, mf4, ta, ma
+; RV32-NEXT: vslidedown.vi v1, v0, 2
+; RV32-NEXT: li a0, 32
+; RV32-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; RV32-NEXT: vmv.v.i v24, -1
+; RV32-NEXT: vsetivli zero, 16, e64, m8, ta, ma
+; RV32-NEXT: vsaddu.vv v8, v8, v24, v0.t
+; RV32-NEXT: vsetivli zero, 11, e64, m8, ta, ma
+; RV32-NEXT: vmv1r.v v0, v1
+; RV32-NEXT: vsaddu.vv v16, v16, v24, v0.t
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsaddu_vx_v32i64_evl27:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetivli zero, 2, e8, mf4, ta, ma
+; RV64-NEXT: vslidedown.vi v24, v0, 2
+; RV64-NEXT: vsetivli zero, 16, e64, m8, ta, ma
+; RV64-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; RV64-NEXT: vsetivli zero, 11, e64, m8, ta, ma
+; RV64-NEXT: vmv1r.v v0, v24
+; RV64-NEXT: vsaddu.vi v16, v16, -1, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <32 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <32 x i64> %elt.head, <32 x i64> poison, <32 x i32> zeroinitializer
+ %v = call <32 x i64> @llvm.vp.uadd.sat.v32i64(<32 x i64> %va, <32 x i64> %vb, <32 x i1> %m, i32 27)
+ ret <32 x i64> %v
+}
diff --git a/llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vssub-vp.ll b/llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vssub-vp.ll
new file mode 100644
index 00000000000000..6360cf49d8d478
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vssub-vp.ll
@@ -0,0 +1,1745 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -mtriple=riscv32 -mattr=+v -verify-machineinstrs < %s \
+; RUN: | FileCheck %s --check-prefixes=CHECK,RV32
+; RUN: llc -mtriple=riscv64 -mattr=+v -verify-machineinstrs < %s \
+; RUN: | FileCheck %s --check-prefixes=CHECK,RV64
+
+declare <8 x i7> @llvm.vp.ssub.sat.v8i7(<8 x i7>, <8 x i7>, <8 x i1>, i32)
+
+define <8 x i7> @vssub_vv_v8i7(<8 x i7> %va, <8 x i7> %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v8i7:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 8, e8, mf2, ta, ma
+; CHECK-NEXT: vadd.vv v9, v9, v9
+; CHECK-NEXT: vsra.vi v9, v9, 1
+; CHECK-NEXT: vadd.vv v8, v8, v8
+; CHECK-NEXT: vsra.vi v8, v8, 1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsub.vv v8, v8, v9, v0.t
+; CHECK-NEXT: li a0, 63
+; CHECK-NEXT: vmin.vx v8, v8, a0, v0.t
+; CHECK-NEXT: li a0, 192
+; CHECK-NEXT: vmax.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %v = call <8 x i7> @llvm.vp.ssub.sat.v8i7(<8 x i7> %va, <8 x i7> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i7> %v
+}
+
+declare <2 x i8> @llvm.vp.ssub.sat.v2i8(<2 x i8>, <2 x i8>, <2 x i1>, i32)
+
+define <2 x i8> @vssub_vv_v2i8(<2 x i8> %va, <2 x i8> %b, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v2i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <2 x i8> @llvm.vp.ssub.sat.v2i8(<2 x i8> %va, <2 x i8> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i8> %v
+}
+
+define <2 x i8> @vssub_vv_v2i8_unmasked(<2 x i8> %va, <2 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v2i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i8> @llvm.vp.ssub.sat.v2i8(<2 x i8> %va, <2 x i8> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i8> %v
+}
+
+define <2 x i8> @vssub_vx_v2i8(<2 x i8> %va, i8 %b, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_v2i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf8, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <2 x i8> %elt.head, <2 x i8> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i8> @llvm.vp.ssub.sat.v2i8(<2 x i8> %va, <2 x i8> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i8> %v
+}
+
+define <2 x i8> @vssub_vx_v2i8_unmasked(<2 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_v2i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf8, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <2 x i8> %elt.head, <2 x i8> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i8> @llvm.vp.ssub.sat.v2i8(<2 x i8> %va, <2 x i8> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i8> %v
+}
+
+define <2 x i8> @vssub_vi_v2i8(<2 x i8> %va, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v2i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <2 x i8> %elt.head, <2 x i8> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i8> @llvm.vp.ssub.sat.v2i8(<2 x i8> %va, <2 x i8> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i8> %v
+}
+
+define <2 x i8> @vssub_vi_v2i8_unmasked(<2 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v2i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <2 x i8> %elt.head, <2 x i8> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i8> @llvm.vp.ssub.sat.v2i8(<2 x i8> %va, <2 x i8> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i8> %v
+}
+
+declare <4 x i8> @llvm.vp.ssub.sat.v4i8(<4 x i8>, <4 x i8>, <4 x i1>, i32)
+
+define <4 x i8> @vssub_vv_v4i8(<4 x i8> %va, <4 x i8> %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v4i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <4 x i8> @llvm.vp.ssub.sat.v4i8(<4 x i8> %va, <4 x i8> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i8> %v
+}
+
+define <4 x i8> @vssub_vv_v4i8_unmasked(<4 x i8> %va, <4 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v4i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i8> @llvm.vp.ssub.sat.v4i8(<4 x i8> %va, <4 x i8> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i8> %v
+}
+
+define <4 x i8> @vssub_vx_v4i8(<4 x i8> %va, i8 %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_v4i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <4 x i8> %elt.head, <4 x i8> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i8> @llvm.vp.ssub.sat.v4i8(<4 x i8> %va, <4 x i8> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i8> %v
+}
+
+define <4 x i8> @vssub_vx_v4i8_commute(<4 x i8> %va, i8 %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_v4i8_commute:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 4, e8, mf4, ta, ma
+; CHECK-NEXT: vmv.v.x v9, a0
+; CHECK-NEXT: vsetvli zero, a1, e8, mf4, ta, ma
+; CHECK-NEXT: vssub.vv v8, v9, v8, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <4 x i8> %elt.head, <4 x i8> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i8> @llvm.vp.ssub.sat.v4i8(<4 x i8> %vb, <4 x i8> %va, <4 x i1> %m, i32 %evl)
+ ret <4 x i8> %v
+}
+
+define <4 x i8> @vssub_vx_v4i8_unmasked(<4 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_v4i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <4 x i8> %elt.head, <4 x i8> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i8> @llvm.vp.ssub.sat.v4i8(<4 x i8> %va, <4 x i8> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i8> %v
+}
+
+define <4 x i8> @vssub_vi_v4i8(<4 x i8> %va, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v4i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <4 x i8> %elt.head, <4 x i8> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i8> @llvm.vp.ssub.sat.v4i8(<4 x i8> %va, <4 x i8> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i8> %v
+}
+
+define <4 x i8> @vssub_vi_v4i8_unmasked(<4 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v4i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <4 x i8> %elt.head, <4 x i8> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i8> @llvm.vp.ssub.sat.v4i8(<4 x i8> %va, <4 x i8> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i8> %v
+}
+
+declare <5 x i8> @llvm.vp.ssub.sat.v5i8(<5 x i8>, <5 x i8>, <5 x i1>, i32)
+
+define <5 x i8> @vssub_vv_v5i8(<5 x i8> %va, <5 x i8> %b, <5 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v5i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <5 x i8> @llvm.vp.ssub.sat.v5i8(<5 x i8> %va, <5 x i8> %b, <5 x i1> %m, i32 %evl)
+ ret <5 x i8> %v
+}
+
+define <5 x i8> @vssub_vv_v5i8_unmasked(<5 x i8> %va, <5 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v5i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <5 x i1> poison, i1 true, i32 0
+ %m = shufflevector <5 x i1> %head, <5 x i1> poison, <5 x i32> zeroinitializer
+ %v = call <5 x i8> @llvm.vp.ssub.sat.v5i8(<5 x i8> %va, <5 x i8> %b, <5 x i1> %m, i32 %evl)
+ ret <5 x i8> %v
+}
+
+define <5 x i8> @vssub_vx_v5i8(<5 x i8> %va, i8 %b, <5 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_v5i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <5 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <5 x i8> %elt.head, <5 x i8> poison, <5 x i32> zeroinitializer
+ %v = call <5 x i8> @llvm.vp.ssub.sat.v5i8(<5 x i8> %va, <5 x i8> %vb, <5 x i1> %m, i32 %evl)
+ ret <5 x i8> %v
+}
+
+define <5 x i8> @vssub_vx_v5i8_unmasked(<5 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_v5i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <5 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <5 x i8> %elt.head, <5 x i8> poison, <5 x i32> zeroinitializer
+ %head = insertelement <5 x i1> poison, i1 true, i32 0
+ %m = shufflevector <5 x i1> %head, <5 x i1> poison, <5 x i32> zeroinitializer
+ %v = call <5 x i8> @llvm.vp.ssub.sat.v5i8(<5 x i8> %va, <5 x i8> %vb, <5 x i1> %m, i32 %evl)
+ ret <5 x i8> %v
+}
+
+define <5 x i8> @vssub_vi_v5i8(<5 x i8> %va, <5 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v5i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <5 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <5 x i8> %elt.head, <5 x i8> poison, <5 x i32> zeroinitializer
+ %v = call <5 x i8> @llvm.vp.ssub.sat.v5i8(<5 x i8> %va, <5 x i8> %vb, <5 x i1> %m, i32 %evl)
+ ret <5 x i8> %v
+}
+
+define <5 x i8> @vssub_vi_v5i8_unmasked(<5 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v5i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <5 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <5 x i8> %elt.head, <5 x i8> poison, <5 x i32> zeroinitializer
+ %head = insertelement <5 x i1> poison, i1 true, i32 0
+ %m = shufflevector <5 x i1> %head, <5 x i1> poison, <5 x i32> zeroinitializer
+ %v = call <5 x i8> @llvm.vp.ssub.sat.v5i8(<5 x i8> %va, <5 x i8> %vb, <5 x i1> %m, i32 %evl)
+ ret <5 x i8> %v
+}
+
+declare <8 x i8> @llvm.vp.ssub.sat.v8i8(<8 x i8>, <8 x i8>, <8 x i1>, i32)
+
+define <8 x i8> @vssub_vv_v8i8(<8 x i8> %va, <8 x i8> %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v8i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <8 x i8> @llvm.vp.ssub.sat.v8i8(<8 x i8> %va, <8 x i8> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i8> %v
+}
+
+define <8 x i8> @vssub_vv_v8i8_unmasked(<8 x i8> %va, <8 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v8i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i8> @llvm.vp.ssub.sat.v8i8(<8 x i8> %va, <8 x i8> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i8> %v
+}
+
+define <8 x i8> @vssub_vx_v8i8(<8 x i8> %va, i8 %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_v8i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <8 x i8> %elt.head, <8 x i8> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i8> @llvm.vp.ssub.sat.v8i8(<8 x i8> %va, <8 x i8> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i8> %v
+}
+
+define <8 x i8> @vssub_vx_v8i8_unmasked(<8 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_v8i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <8 x i8> %elt.head, <8 x i8> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i8> @llvm.vp.ssub.sat.v8i8(<8 x i8> %va, <8 x i8> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i8> %v
+}
+
+define <8 x i8> @vssub_vi_v8i8(<8 x i8> %va, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v8i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <8 x i8> %elt.head, <8 x i8> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i8> @llvm.vp.ssub.sat.v8i8(<8 x i8> %va, <8 x i8> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i8> %v
+}
+
+define <8 x i8> @vssub_vi_v8i8_unmasked(<8 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v8i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <8 x i8> %elt.head, <8 x i8> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i8> @llvm.vp.ssub.sat.v8i8(<8 x i8> %va, <8 x i8> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i8> %v
+}
+
+declare <16 x i8> @llvm.vp.ssub.sat.v16i8(<16 x i8>, <16 x i8>, <16 x i1>, i32)
+
+define <16 x i8> @vssub_vv_v16i8(<16 x i8> %va, <16 x i8> %b, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v16i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <16 x i8> @llvm.vp.ssub.sat.v16i8(<16 x i8> %va, <16 x i8> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i8> %v
+}
+
+define <16 x i8> @vssub_vv_v16i8_unmasked(<16 x i8> %va, <16 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v16i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i8> @llvm.vp.ssub.sat.v16i8(<16 x i8> %va, <16 x i8> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i8> %v
+}
+
+define <16 x i8> @vssub_vx_v16i8(<16 x i8> %va, i8 %b, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_v16i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m1, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <16 x i8> %elt.head, <16 x i8> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i8> @llvm.vp.ssub.sat.v16i8(<16 x i8> %va, <16 x i8> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i8> %v
+}
+
+define <16 x i8> @vssub_vx_v16i8_unmasked(<16 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_v16i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m1, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <16 x i8> %elt.head, <16 x i8> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i8> @llvm.vp.ssub.sat.v16i8(<16 x i8> %va, <16 x i8> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i8> %v
+}
+
+define <16 x i8> @vssub_vi_v16i8(<16 x i8> %va, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v16i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <16 x i8> %elt.head, <16 x i8> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i8> @llvm.vp.ssub.sat.v16i8(<16 x i8> %va, <16 x i8> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i8> %v
+}
+
+define <16 x i8> @vssub_vi_v16i8_unmasked(<16 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v16i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <16 x i8> %elt.head, <16 x i8> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i8> @llvm.vp.ssub.sat.v16i8(<16 x i8> %va, <16 x i8> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i8> %v
+}
+
+declare <256 x i8> @llvm.vp.ssub.sat.v258i8(<256 x i8>, <256 x i8>, <256 x i1>, i32)
+
+define <256 x i8> @vssub_vi_v258i8(<256 x i8> %va, <256 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v258i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vmv1r.v v24, v0
+; CHECK-NEXT: li a2, 128
+; CHECK-NEXT: vsetvli zero, a2, e8, m8, ta, ma
+; CHECK-NEXT: vlm.v v0, (a0)
+; CHECK-NEXT: addi a0, a1, -128
+; CHECK-NEXT: sltu a3, a1, a0
+; CHECK-NEXT: addi a3, a3, -1
+; CHECK-NEXT: and a3, a3, a0
+; CHECK-NEXT: li a0, -1
+; CHECK-NEXT: vsetvli zero, a3, e8, m8, ta, ma
+; CHECK-NEXT: vssub.vx v16, v16, a0, v0.t
+; CHECK-NEXT: bltu a1, a2, .LBB32_2
+; CHECK-NEXT: # %bb.1:
+; CHECK-NEXT: li a1, 128
+; CHECK-NEXT: .LBB32_2:
+; CHECK-NEXT: vsetvli zero, a1, e8, m8, ta, ma
+; CHECK-NEXT: vmv1r.v v0, v24
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <256 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <256 x i8> %elt.head, <256 x i8> poison, <256 x i32> zeroinitializer
+ %v = call <256 x i8> @llvm.vp.ssub.sat.v258i8(<256 x i8> %va, <256 x i8> %vb, <256 x i1> %m, i32 %evl)
+ ret <256 x i8> %v
+}
+
+define <256 x i8> @vssub_vi_v258i8_unmasked(<256 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v258i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a2, 128
+; CHECK-NEXT: mv a1, a0
+; CHECK-NEXT: bltu a0, a2, .LBB33_2
+; CHECK-NEXT: # %bb.1:
+; CHECK-NEXT: li a1, 128
+; CHECK-NEXT: .LBB33_2:
+; CHECK-NEXT: li a2, -1
+; CHECK-NEXT: vsetvli zero, a1, e8, m8, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a2
+; CHECK-NEXT: addi a1, a0, -128
+; CHECK-NEXT: sltu a0, a0, a1
+; CHECK-NEXT: addi a0, a0, -1
+; CHECK-NEXT: and a0, a0, a1
+; CHECK-NEXT: vsetvli zero, a0, e8, m8, ta, ma
+; CHECK-NEXT: vssub.vx v16, v16, a2
+; CHECK-NEXT: ret
+ %elt.head = insertelement <256 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <256 x i8> %elt.head, <256 x i8> poison, <256 x i32> zeroinitializer
+ %head = insertelement <256 x i1> poison, i1 true, i32 0
+ %m = shufflevector <256 x i1> %head, <256 x i1> poison, <256 x i32> zeroinitializer
+ %v = call <256 x i8> @llvm.vp.ssub.sat.v258i8(<256 x i8> %va, <256 x i8> %vb, <256 x i1> %m, i32 %evl)
+ ret <256 x i8> %v
+}
+
+; Test splitting when the %evl is a known constant.
+
+define <256 x i8> @vssub_vi_v258i8_evl129(<256 x i8> %va, <256 x i1> %m) {
+; CHECK-LABEL: vssub_vi_v258i8_evl129:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, 128
+; CHECK-NEXT: vsetvli zero, a1, e8, m8, ta, ma
+; CHECK-NEXT: vlm.v v24, (a0)
+; CHECK-NEXT: li a0, -1
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: vsetivli zero, 1, e8, m8, ta, ma
+; CHECK-NEXT: vmv1r.v v0, v24
+; CHECK-NEXT: vssub.vx v16, v16, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <256 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <256 x i8> %elt.head, <256 x i8> poison, <256 x i32> zeroinitializer
+ %v = call <256 x i8> @llvm.vp.ssub.sat.v258i8(<256 x i8> %va, <256 x i8> %vb, <256 x i1> %m, i32 129)
+ ret <256 x i8> %v
+}
+
+; FIXME: The upper half is doing nothing.
+
+define <256 x i8> @vssub_vi_v258i8_evl128(<256 x i8> %va, <256 x i1> %m) {
+; CHECK-LABEL: vssub_vi_v258i8_evl128:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, 128
+; CHECK-NEXT: vsetvli zero, a1, e8, m8, ta, ma
+; CHECK-NEXT: vlm.v v24, (a0)
+; CHECK-NEXT: li a0, -1
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: vsetivli zero, 0, e8, m8, ta, ma
+; CHECK-NEXT: vmv1r.v v0, v24
+; CHECK-NEXT: vssub.vx v16, v16, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <256 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <256 x i8> %elt.head, <256 x i8> poison, <256 x i32> zeroinitializer
+ %v = call <256 x i8> @llvm.vp.ssub.sat.v258i8(<256 x i8> %va, <256 x i8> %vb, <256 x i1> %m, i32 128)
+ ret <256 x i8> %v
+}
+
+declare <2 x i16> @llvm.vp.ssub.sat.v2i16(<2 x i16>, <2 x i16>, <2 x i1>, i32)
+
+define <2 x i16> @vssub_vv_v2i16(<2 x i16> %va, <2 x i16> %b, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v2i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <2 x i16> @llvm.vp.ssub.sat.v2i16(<2 x i16> %va, <2 x i16> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i16> %v
+}
+
+define <2 x i16> @vssub_vv_v2i16_unmasked(<2 x i16> %va, <2 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v2i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i16> @llvm.vp.ssub.sat.v2i16(<2 x i16> %va, <2 x i16> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i16> %v
+}
+
+define <2 x i16> @vssub_vx_v2i16(<2 x i16> %va, i16 %b, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_v2i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <2 x i16> %elt.head, <2 x i16> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i16> @llvm.vp.ssub.sat.v2i16(<2 x i16> %va, <2 x i16> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i16> %v
+}
+
+define <2 x i16> @vssub_vx_v2i16_unmasked(<2 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_v2i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <2 x i16> %elt.head, <2 x i16> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i16> @llvm.vp.ssub.sat.v2i16(<2 x i16> %va, <2 x i16> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i16> %v
+}
+
+define <2 x i16> @vssub_vi_v2i16(<2 x i16> %va, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v2i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <2 x i16> %elt.head, <2 x i16> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i16> @llvm.vp.ssub.sat.v2i16(<2 x i16> %va, <2 x i16> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i16> %v
+}
+
+define <2 x i16> @vssub_vi_v2i16_unmasked(<2 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v2i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <2 x i16> %elt.head, <2 x i16> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i16> @llvm.vp.ssub.sat.v2i16(<2 x i16> %va, <2 x i16> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i16> %v
+}
+
+declare <4 x i16> @llvm.vp.ssub.sat.v4i16(<4 x i16>, <4 x i16>, <4 x i1>, i32)
+
+define <4 x i16> @vssub_vv_v4i16(<4 x i16> %va, <4 x i16> %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v4i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <4 x i16> @llvm.vp.ssub.sat.v4i16(<4 x i16> %va, <4 x i16> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i16> %v
+}
+
+define <4 x i16> @vssub_vv_v4i16_unmasked(<4 x i16> %va, <4 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v4i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i16> @llvm.vp.ssub.sat.v4i16(<4 x i16> %va, <4 x i16> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i16> %v
+}
+
+define <4 x i16> @vssub_vx_v4i16(<4 x i16> %va, i16 %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_v4i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <4 x i16> %elt.head, <4 x i16> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i16> @llvm.vp.ssub.sat.v4i16(<4 x i16> %va, <4 x i16> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i16> %v
+}
+
+define <4 x i16> @vssub_vx_v4i16_unmasked(<4 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_v4i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <4 x i16> %elt.head, <4 x i16> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i16> @llvm.vp.ssub.sat.v4i16(<4 x i16> %va, <4 x i16> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i16> %v
+}
+
+define <4 x i16> @vssub_vi_v4i16(<4 x i16> %va, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v4i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <4 x i16> %elt.head, <4 x i16> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i16> @llvm.vp.ssub.sat.v4i16(<4 x i16> %va, <4 x i16> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i16> %v
+}
+
+define <4 x i16> @vssub_vi_v4i16_unmasked(<4 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v4i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <4 x i16> %elt.head, <4 x i16> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i16> @llvm.vp.ssub.sat.v4i16(<4 x i16> %va, <4 x i16> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i16> %v
+}
+
+declare <8 x i16> @llvm.vp.ssub.sat.v8i16(<8 x i16>, <8 x i16>, <8 x i1>, i32)
+
+define <8 x i16> @vssub_vv_v8i16(<8 x i16> %va, <8 x i16> %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v8i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <8 x i16> @llvm.vp.ssub.sat.v8i16(<8 x i16> %va, <8 x i16> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i16> %v
+}
+
+define <8 x i16> @vssub_vv_v8i16_unmasked(<8 x i16> %va, <8 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v8i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i16> @llvm.vp.ssub.sat.v8i16(<8 x i16> %va, <8 x i16> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i16> %v
+}
+
+define <8 x i16> @vssub_vx_v8i16(<8 x i16> %va, i16 %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_v8i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m1, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <8 x i16> %elt.head, <8 x i16> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i16> @llvm.vp.ssub.sat.v8i16(<8 x i16> %va, <8 x i16> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i16> %v
+}
+
+define <8 x i16> @vssub_vx_v8i16_unmasked(<8 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_v8i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m1, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <8 x i16> %elt.head, <8 x i16> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i16> @llvm.vp.ssub.sat.v8i16(<8 x i16> %va, <8 x i16> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i16> %v
+}
+
+define <8 x i16> @vssub_vi_v8i16(<8 x i16> %va, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v8i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <8 x i16> %elt.head, <8 x i16> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i16> @llvm.vp.ssub.sat.v8i16(<8 x i16> %va, <8 x i16> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i16> %v
+}
+
+define <8 x i16> @vssub_vi_v8i16_unmasked(<8 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v8i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <8 x i16> %elt.head, <8 x i16> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i16> @llvm.vp.ssub.sat.v8i16(<8 x i16> %va, <8 x i16> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i16> %v
+}
+
+declare <16 x i16> @llvm.vp.ssub.sat.v16i16(<16 x i16>, <16 x i16>, <16 x i1>, i32)
+
+define <16 x i16> @vssub_vv_v16i16(<16 x i16> %va, <16 x i16> %b, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v16i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v10, v0.t
+; CHECK-NEXT: ret
+ %v = call <16 x i16> @llvm.vp.ssub.sat.v16i16(<16 x i16> %va, <16 x i16> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i16> %v
+}
+
+define <16 x i16> @vssub_vv_v16i16_unmasked(<16 x i16> %va, <16 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v16i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i16> @llvm.vp.ssub.sat.v16i16(<16 x i16> %va, <16 x i16> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i16> %v
+}
+
+define <16 x i16> @vssub_vx_v16i16(<16 x i16> %va, i16 %b, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_v16i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <16 x i16> %elt.head, <16 x i16> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i16> @llvm.vp.ssub.sat.v16i16(<16 x i16> %va, <16 x i16> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i16> %v
+}
+
+define <16 x i16> @vssub_vx_v16i16_unmasked(<16 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_v16i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <16 x i16> %elt.head, <16 x i16> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i16> @llvm.vp.ssub.sat.v16i16(<16 x i16> %va, <16 x i16> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i16> %v
+}
+
+define <16 x i16> @vssub_vi_v16i16(<16 x i16> %va, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v16i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <16 x i16> %elt.head, <16 x i16> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i16> @llvm.vp.ssub.sat.v16i16(<16 x i16> %va, <16 x i16> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i16> %v
+}
+
+define <16 x i16> @vssub_vi_v16i16_unmasked(<16 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v16i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <16 x i16> %elt.head, <16 x i16> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i16> @llvm.vp.ssub.sat.v16i16(<16 x i16> %va, <16 x i16> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i16> %v
+}
+
+declare <2 x i32> @llvm.vp.ssub.sat.v2i32(<2 x i32>, <2 x i32>, <2 x i1>, i32)
+
+define <2 x i32> @vssub_vv_v2i32(<2 x i32> %va, <2 x i32> %b, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v2i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <2 x i32> @llvm.vp.ssub.sat.v2i32(<2 x i32> %va, <2 x i32> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i32> %v
+}
+
+define <2 x i32> @vssub_vv_v2i32_unmasked(<2 x i32> %va, <2 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v2i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i32> @llvm.vp.ssub.sat.v2i32(<2 x i32> %va, <2 x i32> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i32> %v
+}
+
+define <2 x i32> @vssub_vx_v2i32(<2 x i32> %va, i32 %b, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_v2i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <2 x i32> %elt.head, <2 x i32> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i32> @llvm.vp.ssub.sat.v2i32(<2 x i32> %va, <2 x i32> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i32> %v
+}
+
+define <2 x i32> @vssub_vx_v2i32_unmasked(<2 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_v2i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <2 x i32> %elt.head, <2 x i32> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i32> @llvm.vp.ssub.sat.v2i32(<2 x i32> %va, <2 x i32> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i32> %v
+}
+
+define <2 x i32> @vssub_vi_v2i32(<2 x i32> %va, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v2i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <2 x i32> %elt.head, <2 x i32> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i32> @llvm.vp.ssub.sat.v2i32(<2 x i32> %va, <2 x i32> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i32> %v
+}
+
+define <2 x i32> @vssub_vi_v2i32_unmasked(<2 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v2i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <2 x i32> %elt.head, <2 x i32> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i32> @llvm.vp.ssub.sat.v2i32(<2 x i32> %va, <2 x i32> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i32> %v
+}
+
+declare <4 x i32> @llvm.vp.ssub.sat.v4i32(<4 x i32>, <4 x i32>, <4 x i1>, i32)
+
+define <4 x i32> @vssub_vv_v4i32(<4 x i32> %va, <4 x i32> %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v4i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <4 x i32> @llvm.vp.ssub.sat.v4i32(<4 x i32> %va, <4 x i32> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i32> %v
+}
+
+define <4 x i32> @vssub_vv_v4i32_unmasked(<4 x i32> %va, <4 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v4i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i32> @llvm.vp.ssub.sat.v4i32(<4 x i32> %va, <4 x i32> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i32> %v
+}
+
+define <4 x i32> @vssub_vx_v4i32(<4 x i32> %va, i32 %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_v4i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m1, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <4 x i32> %elt.head, <4 x i32> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i32> @llvm.vp.ssub.sat.v4i32(<4 x i32> %va, <4 x i32> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i32> %v
+}
+
+define <4 x i32> @vssub_vx_v4i32_unmasked(<4 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_v4i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m1, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <4 x i32> %elt.head, <4 x i32> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i32> @llvm.vp.ssub.sat.v4i32(<4 x i32> %va, <4 x i32> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i32> %v
+}
+
+define <4 x i32> @vssub_vi_v4i32(<4 x i32> %va, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v4i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <4 x i32> %elt.head, <4 x i32> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i32> @llvm.vp.ssub.sat.v4i32(<4 x i32> %va, <4 x i32> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i32> %v
+}
+
+define <4 x i32> @vssub_vi_v4i32_unmasked(<4 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v4i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <4 x i32> %elt.head, <4 x i32> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i32> @llvm.vp.ssub.sat.v4i32(<4 x i32> %va, <4 x i32> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i32> %v
+}
+
+declare <8 x i32> @llvm.vp.ssub.sat.v8i32(<8 x i32>, <8 x i32>, <8 x i1>, i32)
+
+define <8 x i32> @vssub_vv_v8i32(<8 x i32> %va, <8 x i32> %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v8i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v10, v0.t
+; CHECK-NEXT: ret
+ %v = call <8 x i32> @llvm.vp.ssub.sat.v8i32(<8 x i32> %va, <8 x i32> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i32> %v
+}
+
+define <8 x i32> @vssub_vv_v8i32_unmasked(<8 x i32> %va, <8 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v8i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i32> @llvm.vp.ssub.sat.v8i32(<8 x i32> %va, <8 x i32> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i32> %v
+}
+
+define <8 x i32> @vssub_vx_v8i32(<8 x i32> %va, i32 %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_v8i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <8 x i32> %elt.head, <8 x i32> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i32> @llvm.vp.ssub.sat.v8i32(<8 x i32> %va, <8 x i32> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i32> %v
+}
+
+define <8 x i32> @vssub_vx_v8i32_unmasked(<8 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_v8i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <8 x i32> %elt.head, <8 x i32> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i32> @llvm.vp.ssub.sat.v8i32(<8 x i32> %va, <8 x i32> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i32> %v
+}
+
+define <8 x i32> @vssub_vi_v8i32(<8 x i32> %va, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v8i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <8 x i32> %elt.head, <8 x i32> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i32> @llvm.vp.ssub.sat.v8i32(<8 x i32> %va, <8 x i32> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i32> %v
+}
+
+define <8 x i32> @vssub_vi_v8i32_unmasked(<8 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v8i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <8 x i32> %elt.head, <8 x i32> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i32> @llvm.vp.ssub.sat.v8i32(<8 x i32> %va, <8 x i32> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i32> %v
+}
+
+declare <16 x i32> @llvm.vp.ssub.sat.v16i32(<16 x i32>, <16 x i32>, <16 x i1>, i32)
+
+define <16 x i32> @vssub_vv_v16i32(<16 x i32> %va, <16 x i32> %b, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v16i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v12, v0.t
+; CHECK-NEXT: ret
+ %v = call <16 x i32> @llvm.vp.ssub.sat.v16i32(<16 x i32> %va, <16 x i32> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i32> %v
+}
+
+define <16 x i32> @vssub_vv_v16i32_unmasked(<16 x i32> %va, <16 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v16i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v12
+; CHECK-NEXT: ret
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i32> @llvm.vp.ssub.sat.v16i32(<16 x i32> %va, <16 x i32> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i32> %v
+}
+
+define <16 x i32> @vssub_vx_v16i32(<16 x i32> %va, i32 %b, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_v16i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <16 x i32> %elt.head, <16 x i32> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i32> @llvm.vp.ssub.sat.v16i32(<16 x i32> %va, <16 x i32> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i32> %v
+}
+
+define <16 x i32> @vssub_vx_v16i32_unmasked(<16 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_v16i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <16 x i32> %elt.head, <16 x i32> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i32> @llvm.vp.ssub.sat.v16i32(<16 x i32> %va, <16 x i32> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i32> %v
+}
+
+define <16 x i32> @vssub_vi_v16i32(<16 x i32> %va, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v16i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <16 x i32> %elt.head, <16 x i32> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i32> @llvm.vp.ssub.sat.v16i32(<16 x i32> %va, <16 x i32> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i32> %v
+}
+
+define <16 x i32> @vssub_vi_v16i32_unmasked(<16 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v16i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <16 x i32> %elt.head, <16 x i32> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i32> @llvm.vp.ssub.sat.v16i32(<16 x i32> %va, <16 x i32> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i32> %v
+}
+
+declare <2 x i64> @llvm.vp.ssub.sat.v2i64(<2 x i64>, <2 x i64>, <2 x i1>, i32)
+
+define <2 x i64> @vssub_vv_v2i64(<2 x i64> %va, <2 x i64> %b, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v2i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <2 x i64> @llvm.vp.ssub.sat.v2i64(<2 x i64> %va, <2 x i64> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i64> %v
+}
+
+define <2 x i64> @vssub_vv_v2i64_unmasked(<2 x i64> %va, <2 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v2i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i64> @llvm.vp.ssub.sat.v2i64(<2 x i64> %va, <2 x i64> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i64> %v
+}
+
+define <2 x i64> @vssub_vx_v2i64(<2 x i64> %va, i64 %b, <2 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vssub_vx_v2i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 2, e64, m1, ta, ma
+; RV32-NEXT: vlse64.v v9, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m1, ta, ma
+; RV32-NEXT: vssub.vv v8, v8, v9, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssub_vx_v2i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m1, ta, ma
+; RV64-NEXT: vssub.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <2 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <2 x i64> %elt.head, <2 x i64> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i64> @llvm.vp.ssub.sat.v2i64(<2 x i64> %va, <2 x i64> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i64> %v
+}
+
+define <2 x i64> @vssub_vx_v2i64_unmasked(<2 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vssub_vx_v2i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 2, e64, m1, ta, ma
+; RV32-NEXT: vlse64.v v9, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m1, ta, ma
+; RV32-NEXT: vssub.vv v8, v8, v9
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssub_vx_v2i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m1, ta, ma
+; RV64-NEXT: vssub.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <2 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <2 x i64> %elt.head, <2 x i64> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i64> @llvm.vp.ssub.sat.v2i64(<2 x i64> %va, <2 x i64> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i64> %v
+}
+
+define <2 x i64> @vssub_vi_v2i64(<2 x i64> %va, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v2i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <2 x i64> %elt.head, <2 x i64> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i64> @llvm.vp.ssub.sat.v2i64(<2 x i64> %va, <2 x i64> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i64> %v
+}
+
+define <2 x i64> @vssub_vi_v2i64_unmasked(<2 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v2i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <2 x i64> %elt.head, <2 x i64> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i64> @llvm.vp.ssub.sat.v2i64(<2 x i64> %va, <2 x i64> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i64> %v
+}
+
+declare <4 x i64> @llvm.vp.ssub.sat.v4i64(<4 x i64>, <4 x i64>, <4 x i1>, i32)
+
+define <4 x i64> @vssub_vv_v4i64(<4 x i64> %va, <4 x i64> %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v4i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v10, v0.t
+; CHECK-NEXT: ret
+ %v = call <4 x i64> @llvm.vp.ssub.sat.v4i64(<4 x i64> %va, <4 x i64> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i64> %v
+}
+
+define <4 x i64> @vssub_vv_v4i64_unmasked(<4 x i64> %va, <4 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v4i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i64> @llvm.vp.ssub.sat.v4i64(<4 x i64> %va, <4 x i64> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i64> %v
+}
+
+define <4 x i64> @vssub_vx_v4i64(<4 x i64> %va, i64 %b, <4 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vssub_vx_v4i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 4, e64, m2, ta, ma
+; RV32-NEXT: vlse64.v v10, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m2, ta, ma
+; RV32-NEXT: vssub.vv v8, v8, v10, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssub_vx_v4i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m2, ta, ma
+; RV64-NEXT: vssub.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <4 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <4 x i64> %elt.head, <4 x i64> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i64> @llvm.vp.ssub.sat.v4i64(<4 x i64> %va, <4 x i64> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i64> %v
+}
+
+define <4 x i64> @vssub_vx_v4i64_unmasked(<4 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vssub_vx_v4i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 4, e64, m2, ta, ma
+; RV32-NEXT: vlse64.v v10, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m2, ta, ma
+; RV32-NEXT: vssub.vv v8, v8, v10
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssub_vx_v4i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m2, ta, ma
+; RV64-NEXT: vssub.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <4 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <4 x i64> %elt.head, <4 x i64> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i64> @llvm.vp.ssub.sat.v4i64(<4 x i64> %va, <4 x i64> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i64> %v
+}
+
+define <4 x i64> @vssub_vi_v4i64(<4 x i64> %va, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v4i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <4 x i64> %elt.head, <4 x i64> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i64> @llvm.vp.ssub.sat.v4i64(<4 x i64> %va, <4 x i64> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i64> %v
+}
+
+define <4 x i64> @vssub_vi_v4i64_unmasked(<4 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v4i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <4 x i64> %elt.head, <4 x i64> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i64> @llvm.vp.ssub.sat.v4i64(<4 x i64> %va, <4 x i64> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i64> %v
+}
+
+declare <8 x i64> @llvm.vp.ssub.sat.v8i64(<8 x i64>, <8 x i64>, <8 x i1>, i32)
+
+define <8 x i64> @vssub_vv_v8i64(<8 x i64> %va, <8 x i64> %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v8i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v12, v0.t
+; CHECK-NEXT: ret
+ %v = call <8 x i64> @llvm.vp.ssub.sat.v8i64(<8 x i64> %va, <8 x i64> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i64> %v
+}
+
+define <8 x i64> @vssub_vv_v8i64_unmasked(<8 x i64> %va, <8 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v8i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v12
+; CHECK-NEXT: ret
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i64> @llvm.vp.ssub.sat.v8i64(<8 x i64> %va, <8 x i64> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i64> %v
+}
+
+define <8 x i64> @vssub_vx_v8i64(<8 x i64> %va, i64 %b, <8 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vssub_vx_v8i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 8, e64, m4, ta, ma
+; RV32-NEXT: vlse64.v v12, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m4, ta, ma
+; RV32-NEXT: vssub.vv v8, v8, v12, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssub_vx_v8i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m4, ta, ma
+; RV64-NEXT: vssub.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <8 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <8 x i64> %elt.head, <8 x i64> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i64> @llvm.vp.ssub.sat.v8i64(<8 x i64> %va, <8 x i64> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i64> %v
+}
+
+define <8 x i64> @vssub_vx_v8i64_unmasked(<8 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vssub_vx_v8i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 8, e64, m4, ta, ma
+; RV32-NEXT: vlse64.v v12, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m4, ta, ma
+; RV32-NEXT: vssub.vv v8, v8, v12
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssub_vx_v8i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m4, ta, ma
+; RV64-NEXT: vssub.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <8 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <8 x i64> %elt.head, <8 x i64> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i64> @llvm.vp.ssub.sat.v8i64(<8 x i64> %va, <8 x i64> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i64> %v
+}
+
+define <8 x i64> @vssub_vi_v8i64(<8 x i64> %va, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v8i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <8 x i64> %elt.head, <8 x i64> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i64> @llvm.vp.ssub.sat.v8i64(<8 x i64> %va, <8 x i64> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i64> %v
+}
+
+define <8 x i64> @vssub_vi_v8i64_unmasked(<8 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v8i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <8 x i64> %elt.head, <8 x i64> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i64> @llvm.vp.ssub.sat.v8i64(<8 x i64> %va, <8 x i64> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i64> %v
+}
+
+declare <16 x i64> @llvm.vp.ssub.sat.v16i64(<16 x i64>, <16 x i64>, <16 x i1>, i32)
+
+define <16 x i64> @vssub_vv_v16i64(<16 x i64> %va, <16 x i64> %b, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v16i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v16, v0.t
+; CHECK-NEXT: ret
+ %v = call <16 x i64> @llvm.vp.ssub.sat.v16i64(<16 x i64> %va, <16 x i64> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i64> %v
+}
+
+define <16 x i64> @vssub_vv_v16i64_unmasked(<16 x i64> %va, <16 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_v16i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v16
+; CHECK-NEXT: ret
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i64> @llvm.vp.ssub.sat.v16i64(<16 x i64> %va, <16 x i64> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i64> %v
+}
+
+define <16 x i64> @vssub_vx_v16i64(<16 x i64> %va, i64 %b, <16 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vssub_vx_v16i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 16, e64, m8, ta, ma
+; RV32-NEXT: vlse64.v v16, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m8, ta, ma
+; RV32-NEXT: vssub.vv v8, v8, v16, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssub_vx_v16i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV64-NEXT: vssub.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <16 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <16 x i64> %elt.head, <16 x i64> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i64> @llvm.vp.ssub.sat.v16i64(<16 x i64> %va, <16 x i64> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i64> %v
+}
+
+define <16 x i64> @vssub_vx_v16i64_unmasked(<16 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vssub_vx_v16i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 16, e64, m8, ta, ma
+; RV32-NEXT: vlse64.v v16, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m8, ta, ma
+; RV32-NEXT: vssub.vv v8, v8, v16
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssub_vx_v16i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV64-NEXT: vssub.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <16 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <16 x i64> %elt.head, <16 x i64> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i64> @llvm.vp.ssub.sat.v16i64(<16 x i64> %va, <16 x i64> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i64> %v
+}
+
+define <16 x i64> @vssub_vi_v16i64(<16 x i64> %va, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v16i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <16 x i64> %elt.head, <16 x i64> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i64> @llvm.vp.ssub.sat.v16i64(<16 x i64> %va, <16 x i64> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i64> %v
+}
+
+define <16 x i64> @vssub_vi_v16i64_unmasked(<16 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_v16i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <16 x i64> %elt.head, <16 x i64> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i64> @llvm.vp.ssub.sat.v16i64(<16 x i64> %va, <16 x i64> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i64> %v
+}
+
+; Test that split-legalization works as expected.
+
+declare <32 x i64> @llvm.vp.ssub.sat.v32i64(<32 x i64>, <32 x i64>, <32 x i1>, i32)
+
+define <32 x i64> @vssub_vx_v32i64(<32 x i64> %va, <32 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vssub_vx_v32i64:
+; RV32: # %bb.0:
+; RV32-NEXT: vsetivli zero, 2, e8, mf4, ta, ma
+; RV32-NEXT: vslidedown.vi v1, v0, 2
+; RV32-NEXT: li a1, 32
+; RV32-NEXT: vsetvli zero, a1, e32, m8, ta, ma
+; RV32-NEXT: li a2, 16
+; RV32-NEXT: vmv.v.i v24, -1
+; RV32-NEXT: mv a1, a0
+; RV32-NEXT: bltu a0, a2, .LBB108_2
+; RV32-NEXT: # %bb.1:
+; RV32-NEXT: li a1, 16
+; RV32-NEXT: .LBB108_2:
+; RV32-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV32-NEXT: vssub.vv v8, v8, v24, v0.t
+; RV32-NEXT: addi a1, a0, -16
+; RV32-NEXT: sltu a0, a0, a1
+; RV32-NEXT: addi a0, a0, -1
+; RV32-NEXT: and a0, a0, a1
+; RV32-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; RV32-NEXT: vmv1r.v v0, v1
+; RV32-NEXT: vssub.vv v16, v16, v24, v0.t
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssub_vx_v32i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetivli zero, 2, e8, mf4, ta, ma
+; RV64-NEXT: li a2, 16
+; RV64-NEXT: vslidedown.vi v24, v0, 2
+; RV64-NEXT: mv a1, a0
+; RV64-NEXT: bltu a0, a2, .LBB108_2
+; RV64-NEXT: # %bb.1:
+; RV64-NEXT: li a1, 16
+; RV64-NEXT: .LBB108_2:
+; RV64-NEXT: li a2, -1
+; RV64-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV64-NEXT: vssub.vx v8, v8, a2, v0.t
+; RV64-NEXT: addi a1, a0, -16
+; RV64-NEXT: sltu a0, a0, a1
+; RV64-NEXT: addi a0, a0, -1
+; RV64-NEXT: and a0, a0, a1
+; RV64-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; RV64-NEXT: vmv1r.v v0, v24
+; RV64-NEXT: vssub.vx v16, v16, a2, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <32 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <32 x i64> %elt.head, <32 x i64> poison, <32 x i32> zeroinitializer
+ %v = call <32 x i64> @llvm.vp.ssub.sat.v32i64(<32 x i64> %va, <32 x i64> %vb, <32 x i1> %m, i32 %evl)
+ ret <32 x i64> %v
+}
+
+define <32 x i64> @vssub_vi_v32i64_unmasked(<32 x i64> %va, i32 zeroext %evl) {
+; RV32-LABEL: vssub_vi_v32i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: li a1, 32
+; RV32-NEXT: vsetvli zero, a1, e32, m8, ta, ma
+; RV32-NEXT: li a2, 16
+; RV32-NEXT: vmv.v.i v24, -1
+; RV32-NEXT: mv a1, a0
+; RV32-NEXT: bltu a0, a2, .LBB109_2
+; RV32-NEXT: # %bb.1:
+; RV32-NEXT: li a1, 16
+; RV32-NEXT: .LBB109_2:
+; RV32-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV32-NEXT: vssub.vv v8, v8, v24
+; RV32-NEXT: addi a1, a0, -16
+; RV32-NEXT: sltu a0, a0, a1
+; RV32-NEXT: addi a0, a0, -1
+; RV32-NEXT: and a0, a0, a1
+; RV32-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; RV32-NEXT: vssub.vv v16, v16, v24
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssub_vi_v32i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: li a2, 16
+; RV64-NEXT: mv a1, a0
+; RV64-NEXT: bltu a0, a2, .LBB109_2
+; RV64-NEXT: # %bb.1:
+; RV64-NEXT: li a1, 16
+; RV64-NEXT: .LBB109_2:
+; RV64-NEXT: li a2, -1
+; RV64-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV64-NEXT: vssub.vx v8, v8, a2
+; RV64-NEXT: addi a1, a0, -16
+; RV64-NEXT: sltu a0, a0, a1
+; RV64-NEXT: addi a0, a0, -1
+; RV64-NEXT: and a0, a0, a1
+; RV64-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; RV64-NEXT: vssub.vx v16, v16, a2
+; RV64-NEXT: ret
+ %elt.head = insertelement <32 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <32 x i64> %elt.head, <32 x i64> poison, <32 x i32> zeroinitializer
+ %head = insertelement <32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <32 x i1> %head, <32 x i1> poison, <32 x i32> zeroinitializer
+ %v = call <32 x i64> @llvm.vp.ssub.sat.v32i64(<32 x i64> %va, <32 x i64> %vb, <32 x i1> %m, i32 %evl)
+ ret <32 x i64> %v
+}
+
+; FIXME: We don't match vssub.vi on RV32.
+
+define <32 x i64> @vssub_vx_v32i64_evl12(<32 x i64> %va, <32 x i1> %m) {
+; RV32-LABEL: vssub_vx_v32i64_evl12:
+; RV32: # %bb.0:
+; RV32-NEXT: vsetivli zero, 2, e8, mf4, ta, ma
+; RV32-NEXT: vslidedown.vi v1, v0, 2
+; RV32-NEXT: li a0, 32
+; RV32-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; RV32-NEXT: vmv.v.i v24, -1
+; RV32-NEXT: vsetivli zero, 12, e64, m8, ta, ma
+; RV32-NEXT: vssub.vv v8, v8, v24, v0.t
+; RV32-NEXT: vsetivli zero, 0, e64, m8, ta, ma
+; RV32-NEXT: vmv1r.v v0, v1
+; RV32-NEXT: vssub.vv v16, v16, v24, v0.t
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssub_vx_v32i64_evl12:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetivli zero, 2, e8, mf4, ta, ma
+; RV64-NEXT: vslidedown.vi v24, v0, 2
+; RV64-NEXT: li a0, -1
+; RV64-NEXT: vsetivli zero, 12, e64, m8, ta, ma
+; RV64-NEXT: vssub.vx v8, v8, a0, v0.t
+; RV64-NEXT: vsetivli zero, 0, e64, m8, ta, ma
+; RV64-NEXT: vmv1r.v v0, v24
+; RV64-NEXT: vssub.vx v16, v16, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <32 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <32 x i64> %elt.head, <32 x i64> poison, <32 x i32> zeroinitializer
+ %v = call <32 x i64> @llvm.vp.ssub.sat.v32i64(<32 x i64> %va, <32 x i64> %vb, <32 x i1> %m, i32 12)
+ ret <32 x i64> %v
+}
+
+define <32 x i64> @vssub_vx_v32i64_evl27(<32 x i64> %va, <32 x i1> %m) {
+; RV32-LABEL: vssub_vx_v32i64_evl27:
+; RV32: # %bb.0:
+; RV32-NEXT: vsetivli zero, 2, e8, mf4, ta, ma
+; RV32-NEXT: vslidedown.vi v1, v0, 2
+; RV32-NEXT: li a0, 32
+; RV32-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; RV32-NEXT: vmv.v.i v24, -1
+; RV32-NEXT: vsetivli zero, 16, e64, m8, ta, ma
+; RV32-NEXT: vssub.vv v8, v8, v24, v0.t
+; RV32-NEXT: vsetivli zero, 11, e64, m8, ta, ma
+; RV32-NEXT: vmv1r.v v0, v1
+; RV32-NEXT: vssub.vv v16, v16, v24, v0.t
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssub_vx_v32i64_evl27:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetivli zero, 2, e8, mf4, ta, ma
+; RV64-NEXT: vslidedown.vi v24, v0, 2
+; RV64-NEXT: li a0, -1
+; RV64-NEXT: vsetivli zero, 16, e64, m8, ta, ma
+; RV64-NEXT: vssub.vx v8, v8, a0, v0.t
+; RV64-NEXT: vsetivli zero, 11, e64, m8, ta, ma
+; RV64-NEXT: vmv1r.v v0, v24
+; RV64-NEXT: vssub.vx v16, v16, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <32 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <32 x i64> %elt.head, <32 x i64> poison, <32 x i32> zeroinitializer
+ %v = call <32 x i64> @llvm.vp.ssub.sat.v32i64(<32 x i64> %va, <32 x i64> %vb, <32 x i1> %m, i32 27)
+ ret <32 x i64> %v
+}
diff --git a/llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vssubu-vp.ll b/llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vssubu-vp.ll
new file mode 100644
index 00000000000000..6ea97588712307
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vssubu-vp.ll
@@ -0,0 +1,1740 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -mtriple=riscv32 -mattr=+v -verify-machineinstrs < %s \
+; RUN: | FileCheck %s --check-prefixes=CHECK,RV32
+; RUN: llc -mtriple=riscv64 -mattr=+v -verify-machineinstrs < %s \
+; RUN: | FileCheck %s --check-prefixes=CHECK,RV64
+
+declare <8 x i7> @llvm.vp.usub.sat.v8i7(<8 x i7>, <8 x i7>, <8 x i1>, i32)
+
+define <8 x i7> @vssubu_vv_v8i7(<8 x i7> %va, <8 x i7> %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v8i7:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, 127
+; CHECK-NEXT: vsetivli zero, 8, e8, mf2, ta, ma
+; CHECK-NEXT: vand.vx v9, v9, a1
+; CHECK-NEXT: vand.vx v8, v8, a1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <8 x i7> @llvm.vp.usub.sat.v8i7(<8 x i7> %va, <8 x i7> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i7> %v
+}
+
+declare <2 x i8> @llvm.vp.usub.sat.v2i8(<2 x i8>, <2 x i8>, <2 x i1>, i32)
+
+define <2 x i8> @vssubu_vv_v2i8(<2 x i8> %va, <2 x i8> %b, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v2i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <2 x i8> @llvm.vp.usub.sat.v2i8(<2 x i8> %va, <2 x i8> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i8> %v
+}
+
+define <2 x i8> @vssubu_vv_v2i8_unmasked(<2 x i8> %va, <2 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v2i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i8> @llvm.vp.usub.sat.v2i8(<2 x i8> %va, <2 x i8> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i8> %v
+}
+
+define <2 x i8> @vssubu_vx_v2i8(<2 x i8> %va, i8 %b, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_v2i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf8, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <2 x i8> %elt.head, <2 x i8> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i8> @llvm.vp.usub.sat.v2i8(<2 x i8> %va, <2 x i8> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i8> %v
+}
+
+define <2 x i8> @vssubu_vx_v2i8_unmasked(<2 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_v2i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf8, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <2 x i8> %elt.head, <2 x i8> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i8> @llvm.vp.usub.sat.v2i8(<2 x i8> %va, <2 x i8> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i8> %v
+}
+
+define <2 x i8> @vssubu_vi_v2i8(<2 x i8> %va, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v2i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <2 x i8> %elt.head, <2 x i8> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i8> @llvm.vp.usub.sat.v2i8(<2 x i8> %va, <2 x i8> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i8> %v
+}
+
+define <2 x i8> @vssubu_vi_v2i8_unmasked(<2 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v2i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <2 x i8> %elt.head, <2 x i8> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i8> @llvm.vp.usub.sat.v2i8(<2 x i8> %va, <2 x i8> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i8> %v
+}
+
+declare <4 x i8> @llvm.vp.usub.sat.v4i8(<4 x i8>, <4 x i8>, <4 x i1>, i32)
+
+define <4 x i8> @vssubu_vv_v4i8(<4 x i8> %va, <4 x i8> %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v4i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <4 x i8> @llvm.vp.usub.sat.v4i8(<4 x i8> %va, <4 x i8> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i8> %v
+}
+
+define <4 x i8> @vssubu_vv_v4i8_unmasked(<4 x i8> %va, <4 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v4i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i8> @llvm.vp.usub.sat.v4i8(<4 x i8> %va, <4 x i8> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i8> %v
+}
+
+define <4 x i8> @vssubu_vx_v4i8(<4 x i8> %va, i8 %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_v4i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <4 x i8> %elt.head, <4 x i8> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i8> @llvm.vp.usub.sat.v4i8(<4 x i8> %va, <4 x i8> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i8> %v
+}
+
+define <4 x i8> @vssubu_vx_v4i8_commute(<4 x i8> %va, i8 %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_v4i8_commute:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 4, e8, mf4, ta, ma
+; CHECK-NEXT: vmv.v.x v9, a0
+; CHECK-NEXT: vsetvli zero, a1, e8, mf4, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v9, v8, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <4 x i8> %elt.head, <4 x i8> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i8> @llvm.vp.usub.sat.v4i8(<4 x i8> %vb, <4 x i8> %va, <4 x i1> %m, i32 %evl)
+ ret <4 x i8> %v
+}
+
+define <4 x i8> @vssubu_vx_v4i8_unmasked(<4 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_v4i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <4 x i8> %elt.head, <4 x i8> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i8> @llvm.vp.usub.sat.v4i8(<4 x i8> %va, <4 x i8> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i8> %v
+}
+
+define <4 x i8> @vssubu_vi_v4i8(<4 x i8> %va, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v4i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <4 x i8> %elt.head, <4 x i8> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i8> @llvm.vp.usub.sat.v4i8(<4 x i8> %va, <4 x i8> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i8> %v
+}
+
+define <4 x i8> @vssubu_vi_v4i8_unmasked(<4 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v4i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <4 x i8> %elt.head, <4 x i8> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i8> @llvm.vp.usub.sat.v4i8(<4 x i8> %va, <4 x i8> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i8> %v
+}
+
+declare <5 x i8> @llvm.vp.usub.sat.v5i8(<5 x i8>, <5 x i8>, <5 x i1>, i32)
+
+define <5 x i8> @vssubu_vv_v5i8(<5 x i8> %va, <5 x i8> %b, <5 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v5i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <5 x i8> @llvm.vp.usub.sat.v5i8(<5 x i8> %va, <5 x i8> %b, <5 x i1> %m, i32 %evl)
+ ret <5 x i8> %v
+}
+
+define <5 x i8> @vssubu_vv_v5i8_unmasked(<5 x i8> %va, <5 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v5i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <5 x i1> poison, i1 true, i32 0
+ %m = shufflevector <5 x i1> %head, <5 x i1> poison, <5 x i32> zeroinitializer
+ %v = call <5 x i8> @llvm.vp.usub.sat.v5i8(<5 x i8> %va, <5 x i8> %b, <5 x i1> %m, i32 %evl)
+ ret <5 x i8> %v
+}
+
+define <5 x i8> @vssubu_vx_v5i8(<5 x i8> %va, i8 %b, <5 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_v5i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <5 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <5 x i8> %elt.head, <5 x i8> poison, <5 x i32> zeroinitializer
+ %v = call <5 x i8> @llvm.vp.usub.sat.v5i8(<5 x i8> %va, <5 x i8> %vb, <5 x i1> %m, i32 %evl)
+ ret <5 x i8> %v
+}
+
+define <5 x i8> @vssubu_vx_v5i8_unmasked(<5 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_v5i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <5 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <5 x i8> %elt.head, <5 x i8> poison, <5 x i32> zeroinitializer
+ %head = insertelement <5 x i1> poison, i1 true, i32 0
+ %m = shufflevector <5 x i1> %head, <5 x i1> poison, <5 x i32> zeroinitializer
+ %v = call <5 x i8> @llvm.vp.usub.sat.v5i8(<5 x i8> %va, <5 x i8> %vb, <5 x i1> %m, i32 %evl)
+ ret <5 x i8> %v
+}
+
+define <5 x i8> @vssubu_vi_v5i8(<5 x i8> %va, <5 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v5i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <5 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <5 x i8> %elt.head, <5 x i8> poison, <5 x i32> zeroinitializer
+ %v = call <5 x i8> @llvm.vp.usub.sat.v5i8(<5 x i8> %va, <5 x i8> %vb, <5 x i1> %m, i32 %evl)
+ ret <5 x i8> %v
+}
+
+define <5 x i8> @vssubu_vi_v5i8_unmasked(<5 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v5i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <5 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <5 x i8> %elt.head, <5 x i8> poison, <5 x i32> zeroinitializer
+ %head = insertelement <5 x i1> poison, i1 true, i32 0
+ %m = shufflevector <5 x i1> %head, <5 x i1> poison, <5 x i32> zeroinitializer
+ %v = call <5 x i8> @llvm.vp.usub.sat.v5i8(<5 x i8> %va, <5 x i8> %vb, <5 x i1> %m, i32 %evl)
+ ret <5 x i8> %v
+}
+
+declare <8 x i8> @llvm.vp.usub.sat.v8i8(<8 x i8>, <8 x i8>, <8 x i1>, i32)
+
+define <8 x i8> @vssubu_vv_v8i8(<8 x i8> %va, <8 x i8> %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v8i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <8 x i8> @llvm.vp.usub.sat.v8i8(<8 x i8> %va, <8 x i8> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i8> %v
+}
+
+define <8 x i8> @vssubu_vv_v8i8_unmasked(<8 x i8> %va, <8 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v8i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i8> @llvm.vp.usub.sat.v8i8(<8 x i8> %va, <8 x i8> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i8> %v
+}
+
+define <8 x i8> @vssubu_vx_v8i8(<8 x i8> %va, i8 %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_v8i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <8 x i8> %elt.head, <8 x i8> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i8> @llvm.vp.usub.sat.v8i8(<8 x i8> %va, <8 x i8> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i8> %v
+}
+
+define <8 x i8> @vssubu_vx_v8i8_unmasked(<8 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_v8i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <8 x i8> %elt.head, <8 x i8> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i8> @llvm.vp.usub.sat.v8i8(<8 x i8> %va, <8 x i8> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i8> %v
+}
+
+define <8 x i8> @vssubu_vi_v8i8(<8 x i8> %va, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v8i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <8 x i8> %elt.head, <8 x i8> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i8> @llvm.vp.usub.sat.v8i8(<8 x i8> %va, <8 x i8> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i8> %v
+}
+
+define <8 x i8> @vssubu_vi_v8i8_unmasked(<8 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v8i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <8 x i8> %elt.head, <8 x i8> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i8> @llvm.vp.usub.sat.v8i8(<8 x i8> %va, <8 x i8> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i8> %v
+}
+
+declare <16 x i8> @llvm.vp.usub.sat.v16i8(<16 x i8>, <16 x i8>, <16 x i1>, i32)
+
+define <16 x i8> @vssubu_vv_v16i8(<16 x i8> %va, <16 x i8> %b, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v16i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <16 x i8> @llvm.vp.usub.sat.v16i8(<16 x i8> %va, <16 x i8> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i8> %v
+}
+
+define <16 x i8> @vssubu_vv_v16i8_unmasked(<16 x i8> %va, <16 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v16i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i8> @llvm.vp.usub.sat.v16i8(<16 x i8> %va, <16 x i8> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i8> %v
+}
+
+define <16 x i8> @vssubu_vx_v16i8(<16 x i8> %va, i8 %b, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_v16i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m1, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <16 x i8> %elt.head, <16 x i8> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i8> @llvm.vp.usub.sat.v16i8(<16 x i8> %va, <16 x i8> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i8> %v
+}
+
+define <16 x i8> @vssubu_vx_v16i8_unmasked(<16 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_v16i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m1, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <16 x i8> %elt.head, <16 x i8> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i8> @llvm.vp.usub.sat.v16i8(<16 x i8> %va, <16 x i8> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i8> %v
+}
+
+define <16 x i8> @vssubu_vi_v16i8(<16 x i8> %va, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v16i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <16 x i8> %elt.head, <16 x i8> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i8> @llvm.vp.usub.sat.v16i8(<16 x i8> %va, <16 x i8> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i8> %v
+}
+
+define <16 x i8> @vssubu_vi_v16i8_unmasked(<16 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v16i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <16 x i8> %elt.head, <16 x i8> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i8> @llvm.vp.usub.sat.v16i8(<16 x i8> %va, <16 x i8> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i8> %v
+}
+
+declare <256 x i8> @llvm.vp.usub.sat.v258i8(<256 x i8>, <256 x i8>, <256 x i1>, i32)
+
+define <256 x i8> @vssubu_vi_v258i8(<256 x i8> %va, <256 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v258i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vmv1r.v v24, v0
+; CHECK-NEXT: li a2, 128
+; CHECK-NEXT: vsetvli zero, a2, e8, m8, ta, ma
+; CHECK-NEXT: vlm.v v0, (a0)
+; CHECK-NEXT: addi a0, a1, -128
+; CHECK-NEXT: sltu a3, a1, a0
+; CHECK-NEXT: addi a3, a3, -1
+; CHECK-NEXT: and a3, a3, a0
+; CHECK-NEXT: li a0, -1
+; CHECK-NEXT: vsetvli zero, a3, e8, m8, ta, ma
+; CHECK-NEXT: vssubu.vx v16, v16, a0, v0.t
+; CHECK-NEXT: bltu a1, a2, .LBB32_2
+; CHECK-NEXT: # %bb.1:
+; CHECK-NEXT: li a1, 128
+; CHECK-NEXT: .LBB32_2:
+; CHECK-NEXT: vsetvli zero, a1, e8, m8, ta, ma
+; CHECK-NEXT: vmv1r.v v0, v24
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <256 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <256 x i8> %elt.head, <256 x i8> poison, <256 x i32> zeroinitializer
+ %v = call <256 x i8> @llvm.vp.usub.sat.v258i8(<256 x i8> %va, <256 x i8> %vb, <256 x i1> %m, i32 %evl)
+ ret <256 x i8> %v
+}
+
+define <256 x i8> @vssubu_vi_v258i8_unmasked(<256 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v258i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a2, 128
+; CHECK-NEXT: mv a1, a0
+; CHECK-NEXT: bltu a0, a2, .LBB33_2
+; CHECK-NEXT: # %bb.1:
+; CHECK-NEXT: li a1, 128
+; CHECK-NEXT: .LBB33_2:
+; CHECK-NEXT: li a2, -1
+; CHECK-NEXT: vsetvli zero, a1, e8, m8, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a2
+; CHECK-NEXT: addi a1, a0, -128
+; CHECK-NEXT: sltu a0, a0, a1
+; CHECK-NEXT: addi a0, a0, -1
+; CHECK-NEXT: and a0, a0, a1
+; CHECK-NEXT: vsetvli zero, a0, e8, m8, ta, ma
+; CHECK-NEXT: vssubu.vx v16, v16, a2
+; CHECK-NEXT: ret
+ %elt.head = insertelement <256 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <256 x i8> %elt.head, <256 x i8> poison, <256 x i32> zeroinitializer
+ %head = insertelement <256 x i1> poison, i1 true, i32 0
+ %m = shufflevector <256 x i1> %head, <256 x i1> poison, <256 x i32> zeroinitializer
+ %v = call <256 x i8> @llvm.vp.usub.sat.v258i8(<256 x i8> %va, <256 x i8> %vb, <256 x i1> %m, i32 %evl)
+ ret <256 x i8> %v
+}
+
+; Test splitting when the %evl is a known constant.
+
+define <256 x i8> @vssubu_vi_v258i8_evl129(<256 x i8> %va, <256 x i1> %m) {
+; CHECK-LABEL: vssubu_vi_v258i8_evl129:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, 128
+; CHECK-NEXT: vsetvli zero, a1, e8, m8, ta, ma
+; CHECK-NEXT: vlm.v v24, (a0)
+; CHECK-NEXT: li a0, -1
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: vsetivli zero, 1, e8, m8, ta, ma
+; CHECK-NEXT: vmv1r.v v0, v24
+; CHECK-NEXT: vssubu.vx v16, v16, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <256 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <256 x i8> %elt.head, <256 x i8> poison, <256 x i32> zeroinitializer
+ %v = call <256 x i8> @llvm.vp.usub.sat.v258i8(<256 x i8> %va, <256 x i8> %vb, <256 x i1> %m, i32 129)
+ ret <256 x i8> %v
+}
+
+; FIXME: The upper half is doing nothing.
+
+define <256 x i8> @vssubu_vi_v258i8_evl128(<256 x i8> %va, <256 x i1> %m) {
+; CHECK-LABEL: vssubu_vi_v258i8_evl128:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, 128
+; CHECK-NEXT: vsetvli zero, a1, e8, m8, ta, ma
+; CHECK-NEXT: vlm.v v24, (a0)
+; CHECK-NEXT: li a0, -1
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: vsetivli zero, 0, e8, m8, ta, ma
+; CHECK-NEXT: vmv1r.v v0, v24
+; CHECK-NEXT: vssubu.vx v16, v16, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <256 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <256 x i8> %elt.head, <256 x i8> poison, <256 x i32> zeroinitializer
+ %v = call <256 x i8> @llvm.vp.usub.sat.v258i8(<256 x i8> %va, <256 x i8> %vb, <256 x i1> %m, i32 128)
+ ret <256 x i8> %v
+}
+
+declare <2 x i16> @llvm.vp.usub.sat.v2i16(<2 x i16>, <2 x i16>, <2 x i1>, i32)
+
+define <2 x i16> @vssubu_vv_v2i16(<2 x i16> %va, <2 x i16> %b, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v2i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <2 x i16> @llvm.vp.usub.sat.v2i16(<2 x i16> %va, <2 x i16> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i16> %v
+}
+
+define <2 x i16> @vssubu_vv_v2i16_unmasked(<2 x i16> %va, <2 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v2i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i16> @llvm.vp.usub.sat.v2i16(<2 x i16> %va, <2 x i16> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i16> %v
+}
+
+define <2 x i16> @vssubu_vx_v2i16(<2 x i16> %va, i16 %b, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_v2i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <2 x i16> %elt.head, <2 x i16> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i16> @llvm.vp.usub.sat.v2i16(<2 x i16> %va, <2 x i16> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i16> %v
+}
+
+define <2 x i16> @vssubu_vx_v2i16_unmasked(<2 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_v2i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <2 x i16> %elt.head, <2 x i16> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i16> @llvm.vp.usub.sat.v2i16(<2 x i16> %va, <2 x i16> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i16> %v
+}
+
+define <2 x i16> @vssubu_vi_v2i16(<2 x i16> %va, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v2i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <2 x i16> %elt.head, <2 x i16> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i16> @llvm.vp.usub.sat.v2i16(<2 x i16> %va, <2 x i16> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i16> %v
+}
+
+define <2 x i16> @vssubu_vi_v2i16_unmasked(<2 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v2i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <2 x i16> %elt.head, <2 x i16> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i16> @llvm.vp.usub.sat.v2i16(<2 x i16> %va, <2 x i16> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i16> %v
+}
+
+declare <4 x i16> @llvm.vp.usub.sat.v4i16(<4 x i16>, <4 x i16>, <4 x i1>, i32)
+
+define <4 x i16> @vssubu_vv_v4i16(<4 x i16> %va, <4 x i16> %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v4i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <4 x i16> @llvm.vp.usub.sat.v4i16(<4 x i16> %va, <4 x i16> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i16> %v
+}
+
+define <4 x i16> @vssubu_vv_v4i16_unmasked(<4 x i16> %va, <4 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v4i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i16> @llvm.vp.usub.sat.v4i16(<4 x i16> %va, <4 x i16> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i16> %v
+}
+
+define <4 x i16> @vssubu_vx_v4i16(<4 x i16> %va, i16 %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_v4i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <4 x i16> %elt.head, <4 x i16> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i16> @llvm.vp.usub.sat.v4i16(<4 x i16> %va, <4 x i16> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i16> %v
+}
+
+define <4 x i16> @vssubu_vx_v4i16_unmasked(<4 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_v4i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <4 x i16> %elt.head, <4 x i16> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i16> @llvm.vp.usub.sat.v4i16(<4 x i16> %va, <4 x i16> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i16> %v
+}
+
+define <4 x i16> @vssubu_vi_v4i16(<4 x i16> %va, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v4i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <4 x i16> %elt.head, <4 x i16> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i16> @llvm.vp.usub.sat.v4i16(<4 x i16> %va, <4 x i16> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i16> %v
+}
+
+define <4 x i16> @vssubu_vi_v4i16_unmasked(<4 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v4i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <4 x i16> %elt.head, <4 x i16> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i16> @llvm.vp.usub.sat.v4i16(<4 x i16> %va, <4 x i16> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i16> %v
+}
+
+declare <8 x i16> @llvm.vp.usub.sat.v8i16(<8 x i16>, <8 x i16>, <8 x i1>, i32)
+
+define <8 x i16> @vssubu_vv_v8i16(<8 x i16> %va, <8 x i16> %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v8i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <8 x i16> @llvm.vp.usub.sat.v8i16(<8 x i16> %va, <8 x i16> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i16> %v
+}
+
+define <8 x i16> @vssubu_vv_v8i16_unmasked(<8 x i16> %va, <8 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v8i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i16> @llvm.vp.usub.sat.v8i16(<8 x i16> %va, <8 x i16> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i16> %v
+}
+
+define <8 x i16> @vssubu_vx_v8i16(<8 x i16> %va, i16 %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_v8i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m1, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <8 x i16> %elt.head, <8 x i16> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i16> @llvm.vp.usub.sat.v8i16(<8 x i16> %va, <8 x i16> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i16> %v
+}
+
+define <8 x i16> @vssubu_vx_v8i16_unmasked(<8 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_v8i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m1, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <8 x i16> %elt.head, <8 x i16> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i16> @llvm.vp.usub.sat.v8i16(<8 x i16> %va, <8 x i16> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i16> %v
+}
+
+define <8 x i16> @vssubu_vi_v8i16(<8 x i16> %va, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v8i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <8 x i16> %elt.head, <8 x i16> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i16> @llvm.vp.usub.sat.v8i16(<8 x i16> %va, <8 x i16> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i16> %v
+}
+
+define <8 x i16> @vssubu_vi_v8i16_unmasked(<8 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v8i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <8 x i16> %elt.head, <8 x i16> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i16> @llvm.vp.usub.sat.v8i16(<8 x i16> %va, <8 x i16> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i16> %v
+}
+
+declare <16 x i16> @llvm.vp.usub.sat.v16i16(<16 x i16>, <16 x i16>, <16 x i1>, i32)
+
+define <16 x i16> @vssubu_vv_v16i16(<16 x i16> %va, <16 x i16> %b, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v16i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v10, v0.t
+; CHECK-NEXT: ret
+ %v = call <16 x i16> @llvm.vp.usub.sat.v16i16(<16 x i16> %va, <16 x i16> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i16> %v
+}
+
+define <16 x i16> @vssubu_vv_v16i16_unmasked(<16 x i16> %va, <16 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v16i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i16> @llvm.vp.usub.sat.v16i16(<16 x i16> %va, <16 x i16> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i16> %v
+}
+
+define <16 x i16> @vssubu_vx_v16i16(<16 x i16> %va, i16 %b, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_v16i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <16 x i16> %elt.head, <16 x i16> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i16> @llvm.vp.usub.sat.v16i16(<16 x i16> %va, <16 x i16> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i16> %v
+}
+
+define <16 x i16> @vssubu_vx_v16i16_unmasked(<16 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_v16i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <16 x i16> %elt.head, <16 x i16> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i16> @llvm.vp.usub.sat.v16i16(<16 x i16> %va, <16 x i16> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i16> %v
+}
+
+define <16 x i16> @vssubu_vi_v16i16(<16 x i16> %va, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v16i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <16 x i16> %elt.head, <16 x i16> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i16> @llvm.vp.usub.sat.v16i16(<16 x i16> %va, <16 x i16> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i16> %v
+}
+
+define <16 x i16> @vssubu_vi_v16i16_unmasked(<16 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v16i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <16 x i16> %elt.head, <16 x i16> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i16> @llvm.vp.usub.sat.v16i16(<16 x i16> %va, <16 x i16> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i16> %v
+}
+
+declare <2 x i32> @llvm.vp.usub.sat.v2i32(<2 x i32>, <2 x i32>, <2 x i1>, i32)
+
+define <2 x i32> @vssubu_vv_v2i32(<2 x i32> %va, <2 x i32> %b, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v2i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <2 x i32> @llvm.vp.usub.sat.v2i32(<2 x i32> %va, <2 x i32> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i32> %v
+}
+
+define <2 x i32> @vssubu_vv_v2i32_unmasked(<2 x i32> %va, <2 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v2i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i32> @llvm.vp.usub.sat.v2i32(<2 x i32> %va, <2 x i32> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i32> %v
+}
+
+define <2 x i32> @vssubu_vx_v2i32(<2 x i32> %va, i32 %b, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_v2i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <2 x i32> %elt.head, <2 x i32> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i32> @llvm.vp.usub.sat.v2i32(<2 x i32> %va, <2 x i32> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i32> %v
+}
+
+define <2 x i32> @vssubu_vx_v2i32_unmasked(<2 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_v2i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <2 x i32> %elt.head, <2 x i32> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i32> @llvm.vp.usub.sat.v2i32(<2 x i32> %va, <2 x i32> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i32> %v
+}
+
+define <2 x i32> @vssubu_vi_v2i32(<2 x i32> %va, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v2i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <2 x i32> %elt.head, <2 x i32> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i32> @llvm.vp.usub.sat.v2i32(<2 x i32> %va, <2 x i32> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i32> %v
+}
+
+define <2 x i32> @vssubu_vi_v2i32_unmasked(<2 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v2i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <2 x i32> %elt.head, <2 x i32> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i32> @llvm.vp.usub.sat.v2i32(<2 x i32> %va, <2 x i32> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i32> %v
+}
+
+declare <4 x i32> @llvm.vp.usub.sat.v4i32(<4 x i32>, <4 x i32>, <4 x i1>, i32)
+
+define <4 x i32> @vssubu_vv_v4i32(<4 x i32> %va, <4 x i32> %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v4i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <4 x i32> @llvm.vp.usub.sat.v4i32(<4 x i32> %va, <4 x i32> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i32> %v
+}
+
+define <4 x i32> @vssubu_vv_v4i32_unmasked(<4 x i32> %va, <4 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v4i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i32> @llvm.vp.usub.sat.v4i32(<4 x i32> %va, <4 x i32> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i32> %v
+}
+
+define <4 x i32> @vssubu_vx_v4i32(<4 x i32> %va, i32 %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_v4i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m1, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <4 x i32> %elt.head, <4 x i32> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i32> @llvm.vp.usub.sat.v4i32(<4 x i32> %va, <4 x i32> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i32> %v
+}
+
+define <4 x i32> @vssubu_vx_v4i32_unmasked(<4 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_v4i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m1, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <4 x i32> %elt.head, <4 x i32> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i32> @llvm.vp.usub.sat.v4i32(<4 x i32> %va, <4 x i32> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i32> %v
+}
+
+define <4 x i32> @vssubu_vi_v4i32(<4 x i32> %va, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v4i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <4 x i32> %elt.head, <4 x i32> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i32> @llvm.vp.usub.sat.v4i32(<4 x i32> %va, <4 x i32> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i32> %v
+}
+
+define <4 x i32> @vssubu_vi_v4i32_unmasked(<4 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v4i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <4 x i32> %elt.head, <4 x i32> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i32> @llvm.vp.usub.sat.v4i32(<4 x i32> %va, <4 x i32> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i32> %v
+}
+
+declare <8 x i32> @llvm.vp.usub.sat.v8i32(<8 x i32>, <8 x i32>, <8 x i1>, i32)
+
+define <8 x i32> @vssubu_vv_v8i32(<8 x i32> %va, <8 x i32> %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v8i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v10, v0.t
+; CHECK-NEXT: ret
+ %v = call <8 x i32> @llvm.vp.usub.sat.v8i32(<8 x i32> %va, <8 x i32> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i32> %v
+}
+
+define <8 x i32> @vssubu_vv_v8i32_unmasked(<8 x i32> %va, <8 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v8i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i32> @llvm.vp.usub.sat.v8i32(<8 x i32> %va, <8 x i32> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i32> %v
+}
+
+define <8 x i32> @vssubu_vx_v8i32(<8 x i32> %va, i32 %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_v8i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <8 x i32> %elt.head, <8 x i32> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i32> @llvm.vp.usub.sat.v8i32(<8 x i32> %va, <8 x i32> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i32> %v
+}
+
+define <8 x i32> @vssubu_vx_v8i32_unmasked(<8 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_v8i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <8 x i32> %elt.head, <8 x i32> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i32> @llvm.vp.usub.sat.v8i32(<8 x i32> %va, <8 x i32> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i32> %v
+}
+
+define <8 x i32> @vssubu_vi_v8i32(<8 x i32> %va, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v8i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <8 x i32> %elt.head, <8 x i32> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i32> @llvm.vp.usub.sat.v8i32(<8 x i32> %va, <8 x i32> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i32> %v
+}
+
+define <8 x i32> @vssubu_vi_v8i32_unmasked(<8 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v8i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <8 x i32> %elt.head, <8 x i32> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i32> @llvm.vp.usub.sat.v8i32(<8 x i32> %va, <8 x i32> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i32> %v
+}
+
+declare <16 x i32> @llvm.vp.usub.sat.v16i32(<16 x i32>, <16 x i32>, <16 x i1>, i32)
+
+define <16 x i32> @vssubu_vv_v16i32(<16 x i32> %va, <16 x i32> %b, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v16i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v12, v0.t
+; CHECK-NEXT: ret
+ %v = call <16 x i32> @llvm.vp.usub.sat.v16i32(<16 x i32> %va, <16 x i32> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i32> %v
+}
+
+define <16 x i32> @vssubu_vv_v16i32_unmasked(<16 x i32> %va, <16 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v16i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v12
+; CHECK-NEXT: ret
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i32> @llvm.vp.usub.sat.v16i32(<16 x i32> %va, <16 x i32> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i32> %v
+}
+
+define <16 x i32> @vssubu_vx_v16i32(<16 x i32> %va, i32 %b, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_v16i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <16 x i32> %elt.head, <16 x i32> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i32> @llvm.vp.usub.sat.v16i32(<16 x i32> %va, <16 x i32> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i32> %v
+}
+
+define <16 x i32> @vssubu_vx_v16i32_unmasked(<16 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_v16i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <16 x i32> %elt.head, <16 x i32> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i32> @llvm.vp.usub.sat.v16i32(<16 x i32> %va, <16 x i32> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i32> %v
+}
+
+define <16 x i32> @vssubu_vi_v16i32(<16 x i32> %va, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v16i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <16 x i32> %elt.head, <16 x i32> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i32> @llvm.vp.usub.sat.v16i32(<16 x i32> %va, <16 x i32> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i32> %v
+}
+
+define <16 x i32> @vssubu_vi_v16i32_unmasked(<16 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v16i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <16 x i32> %elt.head, <16 x i32> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i32> @llvm.vp.usub.sat.v16i32(<16 x i32> %va, <16 x i32> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i32> %v
+}
+
+declare <2 x i64> @llvm.vp.usub.sat.v2i64(<2 x i64>, <2 x i64>, <2 x i1>, i32)
+
+define <2 x i64> @vssubu_vv_v2i64(<2 x i64> %va, <2 x i64> %b, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v2i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <2 x i64> @llvm.vp.usub.sat.v2i64(<2 x i64> %va, <2 x i64> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i64> %v
+}
+
+define <2 x i64> @vssubu_vv_v2i64_unmasked(<2 x i64> %va, <2 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v2i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i64> @llvm.vp.usub.sat.v2i64(<2 x i64> %va, <2 x i64> %b, <2 x i1> %m, i32 %evl)
+ ret <2 x i64> %v
+}
+
+define <2 x i64> @vssubu_vx_v2i64(<2 x i64> %va, i64 %b, <2 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vssubu_vx_v2i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 2, e64, m1, ta, ma
+; RV32-NEXT: vlse64.v v9, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m1, ta, ma
+; RV32-NEXT: vssubu.vv v8, v8, v9, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssubu_vx_v2i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m1, ta, ma
+; RV64-NEXT: vssubu.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <2 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <2 x i64> %elt.head, <2 x i64> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i64> @llvm.vp.usub.sat.v2i64(<2 x i64> %va, <2 x i64> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i64> %v
+}
+
+define <2 x i64> @vssubu_vx_v2i64_unmasked(<2 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vssubu_vx_v2i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 2, e64, m1, ta, ma
+; RV32-NEXT: vlse64.v v9, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m1, ta, ma
+; RV32-NEXT: vssubu.vv v8, v8, v9
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssubu_vx_v2i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m1, ta, ma
+; RV64-NEXT: vssubu.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <2 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <2 x i64> %elt.head, <2 x i64> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i64> @llvm.vp.usub.sat.v2i64(<2 x i64> %va, <2 x i64> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i64> %v
+}
+
+define <2 x i64> @vssubu_vi_v2i64(<2 x i64> %va, <2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v2i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <2 x i64> %elt.head, <2 x i64> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i64> @llvm.vp.usub.sat.v2i64(<2 x i64> %va, <2 x i64> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i64> %v
+}
+
+define <2 x i64> @vssubu_vi_v2i64_unmasked(<2 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v2i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <2 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <2 x i64> %elt.head, <2 x i64> poison, <2 x i32> zeroinitializer
+ %head = insertelement <2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <2 x i1> %head, <2 x i1> poison, <2 x i32> zeroinitializer
+ %v = call <2 x i64> @llvm.vp.usub.sat.v2i64(<2 x i64> %va, <2 x i64> %vb, <2 x i1> %m, i32 %evl)
+ ret <2 x i64> %v
+}
+
+declare <4 x i64> @llvm.vp.usub.sat.v4i64(<4 x i64>, <4 x i64>, <4 x i1>, i32)
+
+define <4 x i64> @vssubu_vv_v4i64(<4 x i64> %va, <4 x i64> %b, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v4i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v10, v0.t
+; CHECK-NEXT: ret
+ %v = call <4 x i64> @llvm.vp.usub.sat.v4i64(<4 x i64> %va, <4 x i64> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i64> %v
+}
+
+define <4 x i64> @vssubu_vv_v4i64_unmasked(<4 x i64> %va, <4 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v4i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i64> @llvm.vp.usub.sat.v4i64(<4 x i64> %va, <4 x i64> %b, <4 x i1> %m, i32 %evl)
+ ret <4 x i64> %v
+}
+
+define <4 x i64> @vssubu_vx_v4i64(<4 x i64> %va, i64 %b, <4 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vssubu_vx_v4i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 4, e64, m2, ta, ma
+; RV32-NEXT: vlse64.v v10, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m2, ta, ma
+; RV32-NEXT: vssubu.vv v8, v8, v10, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssubu_vx_v4i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m2, ta, ma
+; RV64-NEXT: vssubu.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <4 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <4 x i64> %elt.head, <4 x i64> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i64> @llvm.vp.usub.sat.v4i64(<4 x i64> %va, <4 x i64> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i64> %v
+}
+
+define <4 x i64> @vssubu_vx_v4i64_unmasked(<4 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vssubu_vx_v4i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 4, e64, m2, ta, ma
+; RV32-NEXT: vlse64.v v10, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m2, ta, ma
+; RV32-NEXT: vssubu.vv v8, v8, v10
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssubu_vx_v4i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m2, ta, ma
+; RV64-NEXT: vssubu.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <4 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <4 x i64> %elt.head, <4 x i64> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i64> @llvm.vp.usub.sat.v4i64(<4 x i64> %va, <4 x i64> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i64> %v
+}
+
+define <4 x i64> @vssubu_vi_v4i64(<4 x i64> %va, <4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v4i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <4 x i64> %elt.head, <4 x i64> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i64> @llvm.vp.usub.sat.v4i64(<4 x i64> %va, <4 x i64> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i64> %v
+}
+
+define <4 x i64> @vssubu_vi_v4i64_unmasked(<4 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v4i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <4 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <4 x i64> %elt.head, <4 x i64> poison, <4 x i32> zeroinitializer
+ %head = insertelement <4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <4 x i1> %head, <4 x i1> poison, <4 x i32> zeroinitializer
+ %v = call <4 x i64> @llvm.vp.usub.sat.v4i64(<4 x i64> %va, <4 x i64> %vb, <4 x i1> %m, i32 %evl)
+ ret <4 x i64> %v
+}
+
+declare <8 x i64> @llvm.vp.usub.sat.v8i64(<8 x i64>, <8 x i64>, <8 x i1>, i32)
+
+define <8 x i64> @vssubu_vv_v8i64(<8 x i64> %va, <8 x i64> %b, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v8i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v12, v0.t
+; CHECK-NEXT: ret
+ %v = call <8 x i64> @llvm.vp.usub.sat.v8i64(<8 x i64> %va, <8 x i64> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i64> %v
+}
+
+define <8 x i64> @vssubu_vv_v8i64_unmasked(<8 x i64> %va, <8 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v8i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v12
+; CHECK-NEXT: ret
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i64> @llvm.vp.usub.sat.v8i64(<8 x i64> %va, <8 x i64> %b, <8 x i1> %m, i32 %evl)
+ ret <8 x i64> %v
+}
+
+define <8 x i64> @vssubu_vx_v8i64(<8 x i64> %va, i64 %b, <8 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vssubu_vx_v8i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 8, e64, m4, ta, ma
+; RV32-NEXT: vlse64.v v12, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m4, ta, ma
+; RV32-NEXT: vssubu.vv v8, v8, v12, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssubu_vx_v8i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m4, ta, ma
+; RV64-NEXT: vssubu.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <8 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <8 x i64> %elt.head, <8 x i64> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i64> @llvm.vp.usub.sat.v8i64(<8 x i64> %va, <8 x i64> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i64> %v
+}
+
+define <8 x i64> @vssubu_vx_v8i64_unmasked(<8 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vssubu_vx_v8i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 8, e64, m4, ta, ma
+; RV32-NEXT: vlse64.v v12, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m4, ta, ma
+; RV32-NEXT: vssubu.vv v8, v8, v12
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssubu_vx_v8i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m4, ta, ma
+; RV64-NEXT: vssubu.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <8 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <8 x i64> %elt.head, <8 x i64> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i64> @llvm.vp.usub.sat.v8i64(<8 x i64> %va, <8 x i64> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i64> %v
+}
+
+define <8 x i64> @vssubu_vi_v8i64(<8 x i64> %va, <8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v8i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <8 x i64> %elt.head, <8 x i64> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i64> @llvm.vp.usub.sat.v8i64(<8 x i64> %va, <8 x i64> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i64> %v
+}
+
+define <8 x i64> @vssubu_vi_v8i64_unmasked(<8 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v8i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <8 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <8 x i64> %elt.head, <8 x i64> poison, <8 x i32> zeroinitializer
+ %head = insertelement <8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <8 x i1> %head, <8 x i1> poison, <8 x i32> zeroinitializer
+ %v = call <8 x i64> @llvm.vp.usub.sat.v8i64(<8 x i64> %va, <8 x i64> %vb, <8 x i1> %m, i32 %evl)
+ ret <8 x i64> %v
+}
+
+declare <16 x i64> @llvm.vp.usub.sat.v16i64(<16 x i64>, <16 x i64>, <16 x i1>, i32)
+
+define <16 x i64> @vssubu_vv_v16i64(<16 x i64> %va, <16 x i64> %b, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v16i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v16, v0.t
+; CHECK-NEXT: ret
+ %v = call <16 x i64> @llvm.vp.usub.sat.v16i64(<16 x i64> %va, <16 x i64> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i64> %v
+}
+
+define <16 x i64> @vssubu_vv_v16i64_unmasked(<16 x i64> %va, <16 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_v16i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v16
+; CHECK-NEXT: ret
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i64> @llvm.vp.usub.sat.v16i64(<16 x i64> %va, <16 x i64> %b, <16 x i1> %m, i32 %evl)
+ ret <16 x i64> %v
+}
+
+define <16 x i64> @vssubu_vx_v16i64(<16 x i64> %va, i64 %b, <16 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vssubu_vx_v16i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 16, e64, m8, ta, ma
+; RV32-NEXT: vlse64.v v16, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m8, ta, ma
+; RV32-NEXT: vssubu.vv v8, v8, v16, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssubu_vx_v16i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV64-NEXT: vssubu.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <16 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <16 x i64> %elt.head, <16 x i64> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i64> @llvm.vp.usub.sat.v16i64(<16 x i64> %va, <16 x i64> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i64> %v
+}
+
+define <16 x i64> @vssubu_vx_v16i64_unmasked(<16 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vssubu_vx_v16i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetivli zero, 16, e64, m8, ta, ma
+; RV32-NEXT: vlse64.v v16, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m8, ta, ma
+; RV32-NEXT: vssubu.vv v8, v8, v16
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssubu_vx_v16i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV64-NEXT: vssubu.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <16 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <16 x i64> %elt.head, <16 x i64> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i64> @llvm.vp.usub.sat.v16i64(<16 x i64> %va, <16 x i64> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i64> %v
+}
+
+define <16 x i64> @vssubu_vi_v16i64(<16 x i64> %va, <16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v16i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <16 x i64> %elt.head, <16 x i64> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i64> @llvm.vp.usub.sat.v16i64(<16 x i64> %va, <16 x i64> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i64> %v
+}
+
+define <16 x i64> @vssubu_vi_v16i64_unmasked(<16 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_v16i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <16 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <16 x i64> %elt.head, <16 x i64> poison, <16 x i32> zeroinitializer
+ %head = insertelement <16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <16 x i1> %head, <16 x i1> poison, <16 x i32> zeroinitializer
+ %v = call <16 x i64> @llvm.vp.usub.sat.v16i64(<16 x i64> %va, <16 x i64> %vb, <16 x i1> %m, i32 %evl)
+ ret <16 x i64> %v
+}
+
+; Test that split-legalization works as expected.
+
+declare <32 x i64> @llvm.vp.usub.sat.v32i64(<32 x i64>, <32 x i64>, <32 x i1>, i32)
+
+define <32 x i64> @vssubu_vx_v32i64(<32 x i64> %va, <32 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vssubu_vx_v32i64:
+; RV32: # %bb.0:
+; RV32-NEXT: vsetivli zero, 2, e8, mf4, ta, ma
+; RV32-NEXT: vslidedown.vi v1, v0, 2
+; RV32-NEXT: li a1, 32
+; RV32-NEXT: vsetvli zero, a1, e32, m8, ta, ma
+; RV32-NEXT: li a2, 16
+; RV32-NEXT: vmv.v.i v24, -1
+; RV32-NEXT: mv a1, a0
+; RV32-NEXT: bltu a0, a2, .LBB108_2
+; RV32-NEXT: # %bb.1:
+; RV32-NEXT: li a1, 16
+; RV32-NEXT: .LBB108_2:
+; RV32-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV32-NEXT: vssubu.vv v8, v8, v24, v0.t
+; RV32-NEXT: addi a1, a0, -16
+; RV32-NEXT: sltu a0, a0, a1
+; RV32-NEXT: addi a0, a0, -1
+; RV32-NEXT: and a0, a0, a1
+; RV32-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; RV32-NEXT: vmv1r.v v0, v1
+; RV32-NEXT: vssubu.vv v16, v16, v24, v0.t
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssubu_vx_v32i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetivli zero, 2, e8, mf4, ta, ma
+; RV64-NEXT: li a2, 16
+; RV64-NEXT: vslidedown.vi v24, v0, 2
+; RV64-NEXT: mv a1, a0
+; RV64-NEXT: bltu a0, a2, .LBB108_2
+; RV64-NEXT: # %bb.1:
+; RV64-NEXT: li a1, 16
+; RV64-NEXT: .LBB108_2:
+; RV64-NEXT: li a2, -1
+; RV64-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV64-NEXT: vssubu.vx v8, v8, a2, v0.t
+; RV64-NEXT: addi a1, a0, -16
+; RV64-NEXT: sltu a0, a0, a1
+; RV64-NEXT: addi a0, a0, -1
+; RV64-NEXT: and a0, a0, a1
+; RV64-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; RV64-NEXT: vmv1r.v v0, v24
+; RV64-NEXT: vssubu.vx v16, v16, a2, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <32 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <32 x i64> %elt.head, <32 x i64> poison, <32 x i32> zeroinitializer
+ %v = call <32 x i64> @llvm.vp.usub.sat.v32i64(<32 x i64> %va, <32 x i64> %vb, <32 x i1> %m, i32 %evl)
+ ret <32 x i64> %v
+}
+
+define <32 x i64> @vssubu_vi_v32i64_unmasked(<32 x i64> %va, i32 zeroext %evl) {
+; RV32-LABEL: vssubu_vi_v32i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: li a1, 32
+; RV32-NEXT: vsetvli zero, a1, e32, m8, ta, ma
+; RV32-NEXT: li a2, 16
+; RV32-NEXT: vmv.v.i v24, -1
+; RV32-NEXT: mv a1, a0
+; RV32-NEXT: bltu a0, a2, .LBB109_2
+; RV32-NEXT: # %bb.1:
+; RV32-NEXT: li a1, 16
+; RV32-NEXT: .LBB109_2:
+; RV32-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV32-NEXT: vssubu.vv v8, v8, v24
+; RV32-NEXT: addi a1, a0, -16
+; RV32-NEXT: sltu a0, a0, a1
+; RV32-NEXT: addi a0, a0, -1
+; RV32-NEXT: and a0, a0, a1
+; RV32-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; RV32-NEXT: vssubu.vv v16, v16, v24
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssubu_vi_v32i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: li a2, 16
+; RV64-NEXT: mv a1, a0
+; RV64-NEXT: bltu a0, a2, .LBB109_2
+; RV64-NEXT: # %bb.1:
+; RV64-NEXT: li a1, 16
+; RV64-NEXT: .LBB109_2:
+; RV64-NEXT: li a2, -1
+; RV64-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV64-NEXT: vssubu.vx v8, v8, a2
+; RV64-NEXT: addi a1, a0, -16
+; RV64-NEXT: sltu a0, a0, a1
+; RV64-NEXT: addi a0, a0, -1
+; RV64-NEXT: and a0, a0, a1
+; RV64-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; RV64-NEXT: vssubu.vx v16, v16, a2
+; RV64-NEXT: ret
+ %elt.head = insertelement <32 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <32 x i64> %elt.head, <32 x i64> poison, <32 x i32> zeroinitializer
+ %head = insertelement <32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <32 x i1> %head, <32 x i1> poison, <32 x i32> zeroinitializer
+ %v = call <32 x i64> @llvm.vp.usub.sat.v32i64(<32 x i64> %va, <32 x i64> %vb, <32 x i1> %m, i32 %evl)
+ ret <32 x i64> %v
+}
+
+; FIXME: We don't match vssubu.vi on RV32.
+
+define <32 x i64> @vssubu_vx_v32i64_evl12(<32 x i64> %va, <32 x i1> %m) {
+; RV32-LABEL: vssubu_vx_v32i64_evl12:
+; RV32: # %bb.0:
+; RV32-NEXT: vsetivli zero, 2, e8, mf4, ta, ma
+; RV32-NEXT: vslidedown.vi v1, v0, 2
+; RV32-NEXT: li a0, 32
+; RV32-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; RV32-NEXT: vmv.v.i v24, -1
+; RV32-NEXT: vsetivli zero, 12, e64, m8, ta, ma
+; RV32-NEXT: vssubu.vv v8, v8, v24, v0.t
+; RV32-NEXT: vsetivli zero, 0, e64, m8, ta, ma
+; RV32-NEXT: vmv1r.v v0, v1
+; RV32-NEXT: vssubu.vv v16, v16, v24, v0.t
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssubu_vx_v32i64_evl12:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetivli zero, 2, e8, mf4, ta, ma
+; RV64-NEXT: vslidedown.vi v24, v0, 2
+; RV64-NEXT: li a0, -1
+; RV64-NEXT: vsetivli zero, 12, e64, m8, ta, ma
+; RV64-NEXT: vssubu.vx v8, v8, a0, v0.t
+; RV64-NEXT: vsetivli zero, 0, e64, m8, ta, ma
+; RV64-NEXT: vmv1r.v v0, v24
+; RV64-NEXT: vssubu.vx v16, v16, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <32 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <32 x i64> %elt.head, <32 x i64> poison, <32 x i32> zeroinitializer
+ %v = call <32 x i64> @llvm.vp.usub.sat.v32i64(<32 x i64> %va, <32 x i64> %vb, <32 x i1> %m, i32 12)
+ ret <32 x i64> %v
+}
+
+define <32 x i64> @vssubu_vx_v32i64_evl27(<32 x i64> %va, <32 x i1> %m) {
+; RV32-LABEL: vssubu_vx_v32i64_evl27:
+; RV32: # %bb.0:
+; RV32-NEXT: vsetivli zero, 2, e8, mf4, ta, ma
+; RV32-NEXT: vslidedown.vi v1, v0, 2
+; RV32-NEXT: li a0, 32
+; RV32-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; RV32-NEXT: vmv.v.i v24, -1
+; RV32-NEXT: vsetivli zero, 16, e64, m8, ta, ma
+; RV32-NEXT: vssubu.vv v8, v8, v24, v0.t
+; RV32-NEXT: vsetivli zero, 11, e64, m8, ta, ma
+; RV32-NEXT: vmv1r.v v0, v1
+; RV32-NEXT: vssubu.vv v16, v16, v24, v0.t
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssubu_vx_v32i64_evl27:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetivli zero, 2, e8, mf4, ta, ma
+; RV64-NEXT: vslidedown.vi v24, v0, 2
+; RV64-NEXT: li a0, -1
+; RV64-NEXT: vsetivli zero, 16, e64, m8, ta, ma
+; RV64-NEXT: vssubu.vx v8, v8, a0, v0.t
+; RV64-NEXT: vsetivli zero, 11, e64, m8, ta, ma
+; RV64-NEXT: vmv1r.v v0, v24
+; RV64-NEXT: vssubu.vx v16, v16, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <32 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <32 x i64> %elt.head, <32 x i64> poison, <32 x i32> zeroinitializer
+ %v = call <32 x i64> @llvm.vp.usub.sat.v32i64(<32 x i64> %va, <32 x i64> %vb, <32 x i1> %m, i32 27)
+ ret <32 x i64> %v
+}
diff --git a/llvm/test/CodeGen/RISCV/rvv/vsadd-vp.ll b/llvm/test/CodeGen/RISCV/rvv/vsadd-vp.ll
new file mode 100644
index 00000000000000..caaeae55ed78ed
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/rvv/vsadd-vp.ll
@@ -0,0 +1,2015 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -mtriple=riscv32 -mattr=+v -verify-machineinstrs < %s \
+; RUN: | FileCheck %s --check-prefixes=CHECK,RV32
+; RUN: llc -mtriple=riscv64 -mattr=+v -verify-machineinstrs < %s \
+; RUN: | FileCheck %s --check-prefixes=CHECK,RV64
+
+declare <vscale x 8 x i7> @llvm.vp.sadd.sat.nxv8i7(<vscale x 8 x i7>, <vscale x 8 x i7>, <vscale x 8 x i1>, i32)
+
+define <vscale x 8 x i7> @vsadd_vx_nxv8i7(<vscale x 8 x i7> %a, i7 signext %b, <vscale x 8 x i1> %mask, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv8i7:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli a2, zero, e8, m1, ta, ma
+; CHECK-NEXT: vadd.vv v8, v8, v8
+; CHECK-NEXT: vsra.vi v8, v8, 1
+; CHECK-NEXT: vsetvli zero, a1, e8, m1, ta, ma
+; CHECK-NEXT: vadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: li a0, 63
+; CHECK-NEXT: vmin.vx v8, v8, a0, v0.t
+; CHECK-NEXT: li a0, 192
+; CHECK-NEXT: vmax.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i7> poison, i7 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i7> %elt.head, <vscale x 8 x i7> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i7> @llvm.vp.sadd.sat.nxv8i7(<vscale x 8 x i7> %a, <vscale x 8 x i7> %vb, <vscale x 8 x i1> %mask, i32 %evl)
+ ret <vscale x 8 x i7> %v
+}
+
+declare <vscale x 1 x i8> @llvm.vp.sadd.sat.nxv1i8(<vscale x 1 x i8>, <vscale x 1 x i8>, <vscale x 1 x i1>, i32)
+
+define <vscale x 1 x i8> @vsadd_vv_nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i8> %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv1i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 1 x i8> @llvm.vp.sadd.sat.nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i8> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i8> %v
+}
+
+define <vscale x 1 x i8> @vsadd_vv_nxv1i8_unmasked(<vscale x 1 x i8> %va, <vscale x 1 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv1i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i8> @llvm.vp.sadd.sat.nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i8> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i8> %v
+}
+
+define <vscale x 1 x i8> @vsadd_vx_nxv1i8(<vscale x 1 x i8> %va, i8 %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv1i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf8, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i8> %elt.head, <vscale x 1 x i8> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i8> @llvm.vp.sadd.sat.nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i8> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i8> %v
+}
+
+define <vscale x 1 x i8> @vsadd_vx_nxv1i8_commute(<vscale x 1 x i8> %va, i8 %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv1i8_commute:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf8, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i8> %elt.head, <vscale x 1 x i8> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i8> @llvm.vp.sadd.sat.nxv1i8(<vscale x 1 x i8> %vb, <vscale x 1 x i8> %va, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i8> %v
+}
+
+define <vscale x 1 x i8> @vsadd_vx_nxv1i8_unmasked(<vscale x 1 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv1i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf8, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i8> %elt.head, <vscale x 1 x i8> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i8> @llvm.vp.sadd.sat.nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i8> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i8> %v
+}
+
+define <vscale x 1 x i8> @vsadd_vi_nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv1i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i8> %elt.head, <vscale x 1 x i8> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i8> @llvm.vp.sadd.sat.nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i8> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i8> %v
+}
+
+define <vscale x 1 x i8> @vsadd_vi_nxv1i8_unmasked(<vscale x 1 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv1i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i8> %elt.head, <vscale x 1 x i8> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i8> @llvm.vp.sadd.sat.nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i8> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i8> %v
+}
+
+declare <vscale x 2 x i8> @llvm.vp.sadd.sat.nxv2i8(<vscale x 2 x i8>, <vscale x 2 x i8>, <vscale x 2 x i1>, i32)
+
+define <vscale x 2 x i8> @vsadd_vv_nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i8> %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv2i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 2 x i8> @llvm.vp.sadd.sat.nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i8> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i8> %v
+}
+
+define <vscale x 2 x i8> @vsadd_vv_nxv2i8_unmasked(<vscale x 2 x i8> %va, <vscale x 2 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv2i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i8> @llvm.vp.sadd.sat.nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i8> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i8> %v
+}
+
+define <vscale x 2 x i8> @vsadd_vx_nxv2i8(<vscale x 2 x i8> %va, i8 %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv2i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf4, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i8> %elt.head, <vscale x 2 x i8> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i8> @llvm.vp.sadd.sat.nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i8> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i8> %v
+}
+
+define <vscale x 2 x i8> @vsadd_vx_nxv2i8_unmasked(<vscale x 2 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv2i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf4, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i8> %elt.head, <vscale x 2 x i8> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i8> @llvm.vp.sadd.sat.nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i8> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i8> %v
+}
+
+define <vscale x 2 x i8> @vsadd_vi_nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv2i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i8> %elt.head, <vscale x 2 x i8> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i8> @llvm.vp.sadd.sat.nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i8> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i8> %v
+}
+
+define <vscale x 2 x i8> @vsadd_vi_nxv2i8_unmasked(<vscale x 2 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv2i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i8> %elt.head, <vscale x 2 x i8> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i8> @llvm.vp.sadd.sat.nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i8> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i8> %v
+}
+
+declare <vscale x 3 x i8> @llvm.vp.sadd.sat.nxv3i8(<vscale x 3 x i8>, <vscale x 3 x i8>, <vscale x 3 x i1>, i32)
+
+define <vscale x 3 x i8> @vsadd_vv_nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i8> %b, <vscale x 3 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv3i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 3 x i8> @llvm.vp.sadd.sat.nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i8> %b, <vscale x 3 x i1> %m, i32 %evl)
+ ret <vscale x 3 x i8> %v
+}
+
+define <vscale x 3 x i8> @vsadd_vv_nxv3i8_unmasked(<vscale x 3 x i8> %va, <vscale x 3 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv3i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 3 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 3 x i1> %head, <vscale x 3 x i1> poison, <vscale x 3 x i32> zeroinitializer
+ %v = call <vscale x 3 x i8> @llvm.vp.sadd.sat.nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i8> %b, <vscale x 3 x i1> %m, i32 %evl)
+ ret <vscale x 3 x i8> %v
+}
+
+define <vscale x 3 x i8> @vsadd_vx_nxv3i8(<vscale x 3 x i8> %va, i8 %b, <vscale x 3 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv3i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 3 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 3 x i8> %elt.head, <vscale x 3 x i8> poison, <vscale x 3 x i32> zeroinitializer
+ %v = call <vscale x 3 x i8> @llvm.vp.sadd.sat.nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i8> %vb, <vscale x 3 x i1> %m, i32 %evl)
+ ret <vscale x 3 x i8> %v
+}
+
+define <vscale x 3 x i8> @vsadd_vx_nxv3i8_unmasked(<vscale x 3 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv3i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 3 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 3 x i8> %elt.head, <vscale x 3 x i8> poison, <vscale x 3 x i32> zeroinitializer
+ %head = insertelement <vscale x 3 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 3 x i1> %head, <vscale x 3 x i1> poison, <vscale x 3 x i32> zeroinitializer
+ %v = call <vscale x 3 x i8> @llvm.vp.sadd.sat.nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i8> %vb, <vscale x 3 x i1> %m, i32 %evl)
+ ret <vscale x 3 x i8> %v
+}
+
+define <vscale x 3 x i8> @vsadd_vi_nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv3i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 3 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 3 x i8> %elt.head, <vscale x 3 x i8> poison, <vscale x 3 x i32> zeroinitializer
+ %v = call <vscale x 3 x i8> @llvm.vp.sadd.sat.nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i8> %vb, <vscale x 3 x i1> %m, i32 %evl)
+ ret <vscale x 3 x i8> %v
+}
+
+define <vscale x 3 x i8> @vsadd_vi_nxv3i8_unmasked(<vscale x 3 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv3i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 3 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 3 x i8> %elt.head, <vscale x 3 x i8> poison, <vscale x 3 x i32> zeroinitializer
+ %head = insertelement <vscale x 3 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 3 x i1> %head, <vscale x 3 x i1> poison, <vscale x 3 x i32> zeroinitializer
+ %v = call <vscale x 3 x i8> @llvm.vp.sadd.sat.nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i8> %vb, <vscale x 3 x i1> %m, i32 %evl)
+ ret <vscale x 3 x i8> %v
+}
+
+declare <vscale x 4 x i8> @llvm.vp.sadd.sat.nxv4i8(<vscale x 4 x i8>, <vscale x 4 x i8>, <vscale x 4 x i1>, i32)
+
+define <vscale x 4 x i8> @vsadd_vv_nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i8> %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv4i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 4 x i8> @llvm.vp.sadd.sat.nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i8> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i8> %v
+}
+
+define <vscale x 4 x i8> @vsadd_vv_nxv4i8_unmasked(<vscale x 4 x i8> %va, <vscale x 4 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv4i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i8> @llvm.vp.sadd.sat.nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i8> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i8> %v
+}
+
+define <vscale x 4 x i8> @vsadd_vx_nxv4i8(<vscale x 4 x i8> %va, i8 %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv4i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i8> %elt.head, <vscale x 4 x i8> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i8> @llvm.vp.sadd.sat.nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i8> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i8> %v
+}
+
+define <vscale x 4 x i8> @vsadd_vx_nxv4i8_unmasked(<vscale x 4 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv4i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i8> %elt.head, <vscale x 4 x i8> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i8> @llvm.vp.sadd.sat.nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i8> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i8> %v
+}
+
+define <vscale x 4 x i8> @vsadd_vi_nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv4i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i8> %elt.head, <vscale x 4 x i8> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i8> @llvm.vp.sadd.sat.nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i8> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i8> %v
+}
+
+define <vscale x 4 x i8> @vsadd_vi_nxv4i8_unmasked(<vscale x 4 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv4i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i8> %elt.head, <vscale x 4 x i8> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i8> @llvm.vp.sadd.sat.nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i8> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i8> %v
+}
+
+declare <vscale x 8 x i8> @llvm.vp.sadd.sat.nxv8i8(<vscale x 8 x i8>, <vscale x 8 x i8>, <vscale x 8 x i1>, i32)
+
+define <vscale x 8 x i8> @vsadd_vv_nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i8> %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv8i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 8 x i8> @llvm.vp.sadd.sat.nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i8> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i8> %v
+}
+
+define <vscale x 8 x i8> @vsadd_vv_nxv8i8_unmasked(<vscale x 8 x i8> %va, <vscale x 8 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv8i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i8> @llvm.vp.sadd.sat.nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i8> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i8> %v
+}
+
+define <vscale x 8 x i8> @vsadd_vx_nxv8i8(<vscale x 8 x i8> %va, i8 %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv8i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m1, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i8> %elt.head, <vscale x 8 x i8> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i8> @llvm.vp.sadd.sat.nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i8> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i8> %v
+}
+
+define <vscale x 8 x i8> @vsadd_vx_nxv8i8_unmasked(<vscale x 8 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv8i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m1, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i8> %elt.head, <vscale x 8 x i8> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i8> @llvm.vp.sadd.sat.nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i8> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i8> %v
+}
+
+define <vscale x 8 x i8> @vsadd_vi_nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv8i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i8> %elt.head, <vscale x 8 x i8> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i8> @llvm.vp.sadd.sat.nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i8> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i8> %v
+}
+
+define <vscale x 8 x i8> @vsadd_vi_nxv8i8_unmasked(<vscale x 8 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv8i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i8> %elt.head, <vscale x 8 x i8> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i8> @llvm.vp.sadd.sat.nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i8> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i8> %v
+}
+
+declare <vscale x 16 x i8> @llvm.vp.sadd.sat.nxv16i8(<vscale x 16 x i8>, <vscale x 16 x i8>, <vscale x 16 x i1>, i32)
+
+define <vscale x 16 x i8> @vsadd_vv_nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i8> %b, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv16i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v10, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 16 x i8> @llvm.vp.sadd.sat.nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i8> %b, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i8> %v
+}
+
+define <vscale x 16 x i8> @vsadd_vv_nxv16i8_unmasked(<vscale x 16 x i8> %va, <vscale x 16 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv16i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i8> @llvm.vp.sadd.sat.nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i8> %b, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i8> %v
+}
+
+define <vscale x 16 x i8> @vsadd_vx_nxv16i8(<vscale x 16 x i8> %va, i8 %b, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv16i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m2, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 16 x i8> %elt.head, <vscale x 16 x i8> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i8> @llvm.vp.sadd.sat.nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i8> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i8> %v
+}
+
+define <vscale x 16 x i8> @vsadd_vx_nxv16i8_unmasked(<vscale x 16 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv16i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m2, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 16 x i8> %elt.head, <vscale x 16 x i8> poison, <vscale x 16 x i32> zeroinitializer
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i8> @llvm.vp.sadd.sat.nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i8> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i8> %v
+}
+
+define <vscale x 16 x i8> @vsadd_vi_nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv16i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 16 x i8> %elt.head, <vscale x 16 x i8> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i8> @llvm.vp.sadd.sat.nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i8> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i8> %v
+}
+
+define <vscale x 16 x i8> @vsadd_vi_nxv16i8_unmasked(<vscale x 16 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv16i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 16 x i8> %elt.head, <vscale x 16 x i8> poison, <vscale x 16 x i32> zeroinitializer
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i8> @llvm.vp.sadd.sat.nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i8> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i8> %v
+}
+
+declare <vscale x 32 x i8> @llvm.vp.sadd.sat.nxv32i8(<vscale x 32 x i8>, <vscale x 32 x i8>, <vscale x 32 x i1>, i32)
+
+define <vscale x 32 x i8> @vsadd_vv_nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i8> %b, <vscale x 32 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv32i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m4, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v12, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 32 x i8> @llvm.vp.sadd.sat.nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i8> %b, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i8> %v
+}
+
+define <vscale x 32 x i8> @vsadd_vv_nxv32i8_unmasked(<vscale x 32 x i8> %va, <vscale x 32 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv32i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m4, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v12
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 32 x i1> %head, <vscale x 32 x i1> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i8> @llvm.vp.sadd.sat.nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i8> %b, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i8> %v
+}
+
+define <vscale x 32 x i8> @vsadd_vx_nxv32i8(<vscale x 32 x i8> %va, i8 %b, <vscale x 32 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv32i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m4, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 32 x i8> %elt.head, <vscale x 32 x i8> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i8> @llvm.vp.sadd.sat.nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i8> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i8> %v
+}
+
+define <vscale x 32 x i8> @vsadd_vx_nxv32i8_unmasked(<vscale x 32 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv32i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m4, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 32 x i8> %elt.head, <vscale x 32 x i8> poison, <vscale x 32 x i32> zeroinitializer
+ %head = insertelement <vscale x 32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 32 x i1> %head, <vscale x 32 x i1> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i8> @llvm.vp.sadd.sat.nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i8> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i8> %v
+}
+
+define <vscale x 32 x i8> @vsadd_vi_nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv32i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m4, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 32 x i8> %elt.head, <vscale x 32 x i8> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i8> @llvm.vp.sadd.sat.nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i8> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i8> %v
+}
+
+define <vscale x 32 x i8> @vsadd_vi_nxv32i8_unmasked(<vscale x 32 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv32i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m4, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 32 x i8> %elt.head, <vscale x 32 x i8> poison, <vscale x 32 x i32> zeroinitializer
+ %head = insertelement <vscale x 32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 32 x i1> %head, <vscale x 32 x i1> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i8> @llvm.vp.sadd.sat.nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i8> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i8> %v
+}
+
+declare <vscale x 64 x i8> @llvm.vp.sadd.sat.nxv64i8(<vscale x 64 x i8>, <vscale x 64 x i8>, <vscale x 64 x i1>, i32)
+
+define <vscale x 64 x i8> @vsadd_vv_nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i8> %b, <vscale x 64 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv64i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m8, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v16, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 64 x i8> @llvm.vp.sadd.sat.nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i8> %b, <vscale x 64 x i1> %m, i32 %evl)
+ ret <vscale x 64 x i8> %v
+}
+
+define <vscale x 64 x i8> @vsadd_vv_nxv64i8_unmasked(<vscale x 64 x i8> %va, <vscale x 64 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv64i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m8, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v16
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 64 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 64 x i1> %head, <vscale x 64 x i1> poison, <vscale x 64 x i32> zeroinitializer
+ %v = call <vscale x 64 x i8> @llvm.vp.sadd.sat.nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i8> %b, <vscale x 64 x i1> %m, i32 %evl)
+ ret <vscale x 64 x i8> %v
+}
+
+define <vscale x 64 x i8> @vsadd_vx_nxv64i8(<vscale x 64 x i8> %va, i8 %b, <vscale x 64 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv64i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m8, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 64 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 64 x i8> %elt.head, <vscale x 64 x i8> poison, <vscale x 64 x i32> zeroinitializer
+ %v = call <vscale x 64 x i8> @llvm.vp.sadd.sat.nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i8> %vb, <vscale x 64 x i1> %m, i32 %evl)
+ ret <vscale x 64 x i8> %v
+}
+
+define <vscale x 64 x i8> @vsadd_vx_nxv64i8_unmasked(<vscale x 64 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv64i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m8, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 64 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 64 x i8> %elt.head, <vscale x 64 x i8> poison, <vscale x 64 x i32> zeroinitializer
+ %head = insertelement <vscale x 64 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 64 x i1> %head, <vscale x 64 x i1> poison, <vscale x 64 x i32> zeroinitializer
+ %v = call <vscale x 64 x i8> @llvm.vp.sadd.sat.nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i8> %vb, <vscale x 64 x i1> %m, i32 %evl)
+ ret <vscale x 64 x i8> %v
+}
+
+define <vscale x 64 x i8> @vsadd_vi_nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv64i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m8, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 64 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 64 x i8> %elt.head, <vscale x 64 x i8> poison, <vscale x 64 x i32> zeroinitializer
+ %v = call <vscale x 64 x i8> @llvm.vp.sadd.sat.nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i8> %vb, <vscale x 64 x i1> %m, i32 %evl)
+ ret <vscale x 64 x i8> %v
+}
+
+define <vscale x 64 x i8> @vsadd_vi_nxv64i8_unmasked(<vscale x 64 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv64i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m8, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 64 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 64 x i8> %elt.head, <vscale x 64 x i8> poison, <vscale x 64 x i32> zeroinitializer
+ %head = insertelement <vscale x 64 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 64 x i1> %head, <vscale x 64 x i1> poison, <vscale x 64 x i32> zeroinitializer
+ %v = call <vscale x 64 x i8> @llvm.vp.sadd.sat.nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i8> %vb, <vscale x 64 x i1> %m, i32 %evl)
+ ret <vscale x 64 x i8> %v
+}
+
+; Test that split-legalization works when the mask itself needs splitting.
+
+declare <vscale x 128 x i8> @llvm.vp.sadd.sat.nxv128i8(<vscale x 128 x i8>, <vscale x 128 x i8>, <vscale x 128 x i1>, i32)
+
+define <vscale x 128 x i8> @vsadd_vi_nxv128i8(<vscale x 128 x i8> %va, <vscale x 128 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv128i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vmv1r.v v24, v0
+; CHECK-NEXT: vsetvli a2, zero, e8, m8, ta, ma
+; CHECK-NEXT: vlm.v v0, (a0)
+; CHECK-NEXT: csrr a0, vlenb
+; CHECK-NEXT: slli a0, a0, 3
+; CHECK-NEXT: sub a2, a1, a0
+; CHECK-NEXT: sltu a3, a1, a2
+; CHECK-NEXT: addi a3, a3, -1
+; CHECK-NEXT: and a2, a3, a2
+; CHECK-NEXT: vsetvli zero, a2, e8, m8, ta, ma
+; CHECK-NEXT: vsadd.vi v16, v16, -1, v0.t
+; CHECK-NEXT: bltu a1, a0, .LBB50_2
+; CHECK-NEXT: # %bb.1:
+; CHECK-NEXT: mv a1, a0
+; CHECK-NEXT: .LBB50_2:
+; CHECK-NEXT: vsetvli zero, a1, e8, m8, ta, ma
+; CHECK-NEXT: vmv1r.v v0, v24
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 128 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 128 x i8> %elt.head, <vscale x 128 x i8> poison, <vscale x 128 x i32> zeroinitializer
+ %v = call <vscale x 128 x i8> @llvm.vp.sadd.sat.nxv128i8(<vscale x 128 x i8> %va, <vscale x 128 x i8> %vb, <vscale x 128 x i1> %m, i32 %evl)
+ ret <vscale x 128 x i8> %v
+}
+
+define <vscale x 128 x i8> @vsadd_vi_nxv128i8_unmasked(<vscale x 128 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv128i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: csrr a1, vlenb
+; CHECK-NEXT: slli a1, a1, 3
+; CHECK-NEXT: sub a2, a0, a1
+; CHECK-NEXT: sltu a3, a0, a2
+; CHECK-NEXT: addi a3, a3, -1
+; CHECK-NEXT: and a2, a3, a2
+; CHECK-NEXT: vsetvli zero, a2, e8, m8, ta, ma
+; CHECK-NEXT: vsadd.vi v16, v16, -1
+; CHECK-NEXT: bltu a0, a1, .LBB51_2
+; CHECK-NEXT: # %bb.1:
+; CHECK-NEXT: mv a0, a1
+; CHECK-NEXT: .LBB51_2:
+; CHECK-NEXT: vsetvli zero, a0, e8, m8, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 128 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 128 x i8> %elt.head, <vscale x 128 x i8> poison, <vscale x 128 x i32> zeroinitializer
+ %head = insertelement <vscale x 128 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 128 x i1> %head, <vscale x 128 x i1> poison, <vscale x 128 x i32> zeroinitializer
+ %v = call <vscale x 128 x i8> @llvm.vp.sadd.sat.nxv128i8(<vscale x 128 x i8> %va, <vscale x 128 x i8> %vb, <vscale x 128 x i1> %m, i32 %evl)
+ ret <vscale x 128 x i8> %v
+}
+
+declare <vscale x 1 x i16> @llvm.vp.sadd.sat.nxv1i16(<vscale x 1 x i16>, <vscale x 1 x i16>, <vscale x 1 x i1>, i32)
+
+define <vscale x 1 x i16> @vsadd_vv_nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i16> %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv1i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 1 x i16> @llvm.vp.sadd.sat.nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i16> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i16> %v
+}
+
+define <vscale x 1 x i16> @vsadd_vv_nxv1i16_unmasked(<vscale x 1 x i16> %va, <vscale x 1 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv1i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i16> @llvm.vp.sadd.sat.nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i16> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i16> %v
+}
+
+define <vscale x 1 x i16> @vsadd_vx_nxv1i16(<vscale x 1 x i16> %va, i16 %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv1i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf4, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i16> %elt.head, <vscale x 1 x i16> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i16> @llvm.vp.sadd.sat.nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i16> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i16> %v
+}
+
+define <vscale x 1 x i16> @vsadd_vx_nxv1i16_unmasked(<vscale x 1 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv1i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf4, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i16> %elt.head, <vscale x 1 x i16> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i16> @llvm.vp.sadd.sat.nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i16> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i16> %v
+}
+
+define <vscale x 1 x i16> @vsadd_vi_nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv1i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i16> %elt.head, <vscale x 1 x i16> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i16> @llvm.vp.sadd.sat.nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i16> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i16> %v
+}
+
+define <vscale x 1 x i16> @vsadd_vi_nxv1i16_unmasked(<vscale x 1 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv1i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i16> %elt.head, <vscale x 1 x i16> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i16> @llvm.vp.sadd.sat.nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i16> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i16> %v
+}
+
+declare <vscale x 2 x i16> @llvm.vp.sadd.sat.nxv2i16(<vscale x 2 x i16>, <vscale x 2 x i16>, <vscale x 2 x i1>, i32)
+
+define <vscale x 2 x i16> @vsadd_vv_nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i16> %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv2i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 2 x i16> @llvm.vp.sadd.sat.nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i16> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i16> %v
+}
+
+define <vscale x 2 x i16> @vsadd_vv_nxv2i16_unmasked(<vscale x 2 x i16> %va, <vscale x 2 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv2i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i16> @llvm.vp.sadd.sat.nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i16> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i16> %v
+}
+
+define <vscale x 2 x i16> @vsadd_vx_nxv2i16(<vscale x 2 x i16> %va, i16 %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv2i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf2, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i16> %elt.head, <vscale x 2 x i16> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i16> @llvm.vp.sadd.sat.nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i16> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i16> %v
+}
+
+define <vscale x 2 x i16> @vsadd_vx_nxv2i16_unmasked(<vscale x 2 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv2i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf2, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i16> %elt.head, <vscale x 2 x i16> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i16> @llvm.vp.sadd.sat.nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i16> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i16> %v
+}
+
+define <vscale x 2 x i16> @vsadd_vi_nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv2i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i16> %elt.head, <vscale x 2 x i16> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i16> @llvm.vp.sadd.sat.nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i16> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i16> %v
+}
+
+define <vscale x 2 x i16> @vsadd_vi_nxv2i16_unmasked(<vscale x 2 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv2i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i16> %elt.head, <vscale x 2 x i16> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i16> @llvm.vp.sadd.sat.nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i16> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i16> %v
+}
+
+declare <vscale x 4 x i16> @llvm.vp.sadd.sat.nxv4i16(<vscale x 4 x i16>, <vscale x 4 x i16>, <vscale x 4 x i1>, i32)
+
+define <vscale x 4 x i16> @vsadd_vv_nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i16> %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv4i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 4 x i16> @llvm.vp.sadd.sat.nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i16> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i16> %v
+}
+
+define <vscale x 4 x i16> @vsadd_vv_nxv4i16_unmasked(<vscale x 4 x i16> %va, <vscale x 4 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv4i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i16> @llvm.vp.sadd.sat.nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i16> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i16> %v
+}
+
+define <vscale x 4 x i16> @vsadd_vx_nxv4i16(<vscale x 4 x i16> %va, i16 %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv4i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m1, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i16> %elt.head, <vscale x 4 x i16> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i16> @llvm.vp.sadd.sat.nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i16> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i16> %v
+}
+
+define <vscale x 4 x i16> @vsadd_vx_nxv4i16_unmasked(<vscale x 4 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv4i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m1, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i16> %elt.head, <vscale x 4 x i16> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i16> @llvm.vp.sadd.sat.nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i16> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i16> %v
+}
+
+define <vscale x 4 x i16> @vsadd_vi_nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv4i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i16> %elt.head, <vscale x 4 x i16> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i16> @llvm.vp.sadd.sat.nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i16> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i16> %v
+}
+
+define <vscale x 4 x i16> @vsadd_vi_nxv4i16_unmasked(<vscale x 4 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv4i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i16> %elt.head, <vscale x 4 x i16> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i16> @llvm.vp.sadd.sat.nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i16> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i16> %v
+}
+
+declare <vscale x 8 x i16> @llvm.vp.sadd.sat.nxv8i16(<vscale x 8 x i16>, <vscale x 8 x i16>, <vscale x 8 x i1>, i32)
+
+define <vscale x 8 x i16> @vsadd_vv_nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i16> %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv8i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v10, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 8 x i16> @llvm.vp.sadd.sat.nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i16> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i16> %v
+}
+
+define <vscale x 8 x i16> @vsadd_vv_nxv8i16_unmasked(<vscale x 8 x i16> %va, <vscale x 8 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv8i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i16> @llvm.vp.sadd.sat.nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i16> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i16> %v
+}
+
+define <vscale x 8 x i16> @vsadd_vx_nxv8i16(<vscale x 8 x i16> %va, i16 %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv8i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m2, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i16> %elt.head, <vscale x 8 x i16> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i16> @llvm.vp.sadd.sat.nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i16> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i16> %v
+}
+
+define <vscale x 8 x i16> @vsadd_vx_nxv8i16_unmasked(<vscale x 8 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv8i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m2, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i16> %elt.head, <vscale x 8 x i16> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i16> @llvm.vp.sadd.sat.nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i16> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i16> %v
+}
+
+define <vscale x 8 x i16> @vsadd_vi_nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv8i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i16> %elt.head, <vscale x 8 x i16> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i16> @llvm.vp.sadd.sat.nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i16> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i16> %v
+}
+
+define <vscale x 8 x i16> @vsadd_vi_nxv8i16_unmasked(<vscale x 8 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv8i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i16> %elt.head, <vscale x 8 x i16> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i16> @llvm.vp.sadd.sat.nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i16> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i16> %v
+}
+
+declare <vscale x 16 x i16> @llvm.vp.sadd.sat.nxv16i16(<vscale x 16 x i16>, <vscale x 16 x i16>, <vscale x 16 x i1>, i32)
+
+define <vscale x 16 x i16> @vsadd_vv_nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i16> %b, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv16i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m4, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v12, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 16 x i16> @llvm.vp.sadd.sat.nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i16> %b, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i16> %v
+}
+
+define <vscale x 16 x i16> @vsadd_vv_nxv16i16_unmasked(<vscale x 16 x i16> %va, <vscale x 16 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv16i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m4, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v12
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i16> @llvm.vp.sadd.sat.nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i16> %b, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i16> %v
+}
+
+define <vscale x 16 x i16> @vsadd_vx_nxv16i16(<vscale x 16 x i16> %va, i16 %b, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv16i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m4, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 16 x i16> %elt.head, <vscale x 16 x i16> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i16> @llvm.vp.sadd.sat.nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i16> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i16> %v
+}
+
+define <vscale x 16 x i16> @vsadd_vx_nxv16i16_unmasked(<vscale x 16 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv16i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m4, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 16 x i16> %elt.head, <vscale x 16 x i16> poison, <vscale x 16 x i32> zeroinitializer
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i16> @llvm.vp.sadd.sat.nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i16> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i16> %v
+}
+
+define <vscale x 16 x i16> @vsadd_vi_nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv16i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m4, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 16 x i16> %elt.head, <vscale x 16 x i16> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i16> @llvm.vp.sadd.sat.nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i16> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i16> %v
+}
+
+define <vscale x 16 x i16> @vsadd_vi_nxv16i16_unmasked(<vscale x 16 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv16i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m4, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 16 x i16> %elt.head, <vscale x 16 x i16> poison, <vscale x 16 x i32> zeroinitializer
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i16> @llvm.vp.sadd.sat.nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i16> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i16> %v
+}
+
+declare <vscale x 32 x i16> @llvm.vp.sadd.sat.nxv32i16(<vscale x 32 x i16>, <vscale x 32 x i16>, <vscale x 32 x i1>, i32)
+
+define <vscale x 32 x i16> @vsadd_vv_nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i16> %b, <vscale x 32 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv32i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m8, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v16, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 32 x i16> @llvm.vp.sadd.sat.nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i16> %b, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i16> %v
+}
+
+define <vscale x 32 x i16> @vsadd_vv_nxv32i16_unmasked(<vscale x 32 x i16> %va, <vscale x 32 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv32i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m8, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v16
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 32 x i1> %head, <vscale x 32 x i1> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i16> @llvm.vp.sadd.sat.nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i16> %b, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i16> %v
+}
+
+define <vscale x 32 x i16> @vsadd_vx_nxv32i16(<vscale x 32 x i16> %va, i16 %b, <vscale x 32 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv32i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m8, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 32 x i16> %elt.head, <vscale x 32 x i16> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i16> @llvm.vp.sadd.sat.nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i16> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i16> %v
+}
+
+define <vscale x 32 x i16> @vsadd_vx_nxv32i16_unmasked(<vscale x 32 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv32i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m8, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 32 x i16> %elt.head, <vscale x 32 x i16> poison, <vscale x 32 x i32> zeroinitializer
+ %head = insertelement <vscale x 32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 32 x i1> %head, <vscale x 32 x i1> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i16> @llvm.vp.sadd.sat.nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i16> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i16> %v
+}
+
+define <vscale x 32 x i16> @vsadd_vi_nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv32i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m8, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 32 x i16> %elt.head, <vscale x 32 x i16> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i16> @llvm.vp.sadd.sat.nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i16> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i16> %v
+}
+
+define <vscale x 32 x i16> @vsadd_vi_nxv32i16_unmasked(<vscale x 32 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv32i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m8, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 32 x i16> %elt.head, <vscale x 32 x i16> poison, <vscale x 32 x i32> zeroinitializer
+ %head = insertelement <vscale x 32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 32 x i1> %head, <vscale x 32 x i1> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i16> @llvm.vp.sadd.sat.nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i16> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i16> %v
+}
+
+declare <vscale x 1 x i32> @llvm.vp.sadd.sat.nxv1i32(<vscale x 1 x i32>, <vscale x 1 x i32>, <vscale x 1 x i1>, i32)
+
+define <vscale x 1 x i32> @vsadd_vv_nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i32> %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv1i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 1 x i32> @llvm.vp.sadd.sat.nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i32> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i32> %v
+}
+
+define <vscale x 1 x i32> @vsadd_vv_nxv1i32_unmasked(<vscale x 1 x i32> %va, <vscale x 1 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv1i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i32> @llvm.vp.sadd.sat.nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i32> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i32> %v
+}
+
+define <vscale x 1 x i32> @vsadd_vx_nxv1i32(<vscale x 1 x i32> %va, i32 %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv1i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, mf2, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i32> %elt.head, <vscale x 1 x i32> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i32> @llvm.vp.sadd.sat.nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i32> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i32> %v
+}
+
+define <vscale x 1 x i32> @vsadd_vx_nxv1i32_unmasked(<vscale x 1 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv1i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, mf2, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i32> %elt.head, <vscale x 1 x i32> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i32> @llvm.vp.sadd.sat.nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i32> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i32> %v
+}
+
+define <vscale x 1 x i32> @vsadd_vi_nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv1i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i32> %elt.head, <vscale x 1 x i32> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i32> @llvm.vp.sadd.sat.nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i32> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i32> %v
+}
+
+define <vscale x 1 x i32> @vsadd_vi_nxv1i32_unmasked(<vscale x 1 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv1i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i32> %elt.head, <vscale x 1 x i32> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i32> @llvm.vp.sadd.sat.nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i32> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i32> %v
+}
+
+declare <vscale x 2 x i32> @llvm.vp.sadd.sat.nxv2i32(<vscale x 2 x i32>, <vscale x 2 x i32>, <vscale x 2 x i1>, i32)
+
+define <vscale x 2 x i32> @vsadd_vv_nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i32> %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv2i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 2 x i32> @llvm.vp.sadd.sat.nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i32> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i32> %v
+}
+
+define <vscale x 2 x i32> @vsadd_vv_nxv2i32_unmasked(<vscale x 2 x i32> %va, <vscale x 2 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv2i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i32> @llvm.vp.sadd.sat.nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i32> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i32> %v
+}
+
+define <vscale x 2 x i32> @vsadd_vx_nxv2i32(<vscale x 2 x i32> %va, i32 %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv2i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m1, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i32> %elt.head, <vscale x 2 x i32> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i32> @llvm.vp.sadd.sat.nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i32> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i32> %v
+}
+
+define <vscale x 2 x i32> @vsadd_vx_nxv2i32_unmasked(<vscale x 2 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv2i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m1, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i32> %elt.head, <vscale x 2 x i32> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i32> @llvm.vp.sadd.sat.nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i32> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i32> %v
+}
+
+define <vscale x 2 x i32> @vsadd_vi_nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv2i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i32> %elt.head, <vscale x 2 x i32> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i32> @llvm.vp.sadd.sat.nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i32> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i32> %v
+}
+
+define <vscale x 2 x i32> @vsadd_vi_nxv2i32_unmasked(<vscale x 2 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv2i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i32> %elt.head, <vscale x 2 x i32> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i32> @llvm.vp.sadd.sat.nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i32> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i32> %v
+}
+
+declare <vscale x 4 x i32> @llvm.vp.sadd.sat.nxv4i32(<vscale x 4 x i32>, <vscale x 4 x i32>, <vscale x 4 x i1>, i32)
+
+define <vscale x 4 x i32> @vsadd_vv_nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i32> %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv4i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v10, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 4 x i32> @llvm.vp.sadd.sat.nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i32> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i32> %v
+}
+
+define <vscale x 4 x i32> @vsadd_vv_nxv4i32_unmasked(<vscale x 4 x i32> %va, <vscale x 4 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv4i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i32> @llvm.vp.sadd.sat.nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i32> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i32> %v
+}
+
+define <vscale x 4 x i32> @vsadd_vx_nxv4i32(<vscale x 4 x i32> %va, i32 %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv4i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m2, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i32> %elt.head, <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i32> @llvm.vp.sadd.sat.nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i32> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i32> %v
+}
+
+define <vscale x 4 x i32> @vsadd_vx_nxv4i32_unmasked(<vscale x 4 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv4i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m2, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i32> %elt.head, <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i32> @llvm.vp.sadd.sat.nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i32> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i32> %v
+}
+
+define <vscale x 4 x i32> @vsadd_vi_nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv4i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i32> %elt.head, <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i32> @llvm.vp.sadd.sat.nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i32> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i32> %v
+}
+
+define <vscale x 4 x i32> @vsadd_vi_nxv4i32_unmasked(<vscale x 4 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv4i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i32> %elt.head, <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i32> @llvm.vp.sadd.sat.nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i32> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i32> %v
+}
+
+declare <vscale x 8 x i32> @llvm.vp.sadd.sat.nxv8i32(<vscale x 8 x i32>, <vscale x 8 x i32>, <vscale x 8 x i1>, i32)
+
+define <vscale x 8 x i32> @vsadd_vv_nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i32> %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv8i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v12, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 8 x i32> @llvm.vp.sadd.sat.nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i32> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i32> %v
+}
+
+define <vscale x 8 x i32> @vsadd_vv_nxv8i32_unmasked(<vscale x 8 x i32> %va, <vscale x 8 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv8i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v12
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i32> @llvm.vp.sadd.sat.nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i32> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i32> %v
+}
+
+define <vscale x 8 x i32> @vsadd_vx_nxv8i32(<vscale x 8 x i32> %va, i32 %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv8i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m4, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i32> %elt.head, <vscale x 8 x i32> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i32> @llvm.vp.sadd.sat.nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i32> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i32> %v
+}
+
+define <vscale x 8 x i32> @vsadd_vx_nxv8i32_unmasked(<vscale x 8 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv8i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m4, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i32> %elt.head, <vscale x 8 x i32> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i32> @llvm.vp.sadd.sat.nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i32> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i32> %v
+}
+
+define <vscale x 8 x i32> @vsadd_vi_nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv8i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i32> %elt.head, <vscale x 8 x i32> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i32> @llvm.vp.sadd.sat.nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i32> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i32> %v
+}
+
+define <vscale x 8 x i32> @vsadd_vi_nxv8i32_unmasked(<vscale x 8 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv8i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i32> %elt.head, <vscale x 8 x i32> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i32> @llvm.vp.sadd.sat.nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i32> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i32> %v
+}
+
+declare <vscale x 16 x i32> @llvm.vp.sadd.sat.nxv16i32(<vscale x 16 x i32>, <vscale x 16 x i32>, <vscale x 16 x i1>, i32)
+
+define <vscale x 16 x i32> @vsadd_vv_nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i32> %b, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv16i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v16, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 16 x i32> @llvm.vp.sadd.sat.nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i32> %b, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i32> %v
+}
+
+define <vscale x 16 x i32> @vsadd_vv_nxv16i32_unmasked(<vscale x 16 x i32> %va, <vscale x 16 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv16i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v16
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i32> @llvm.vp.sadd.sat.nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i32> %b, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i32> %v
+}
+
+define <vscale x 16 x i32> @vsadd_vx_nxv16i32(<vscale x 16 x i32> %va, i32 %b, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv16i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m8, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 16 x i32> %elt.head, <vscale x 16 x i32> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i32> @llvm.vp.sadd.sat.nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i32> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i32> %v
+}
+
+define <vscale x 16 x i32> @vsadd_vx_nxv16i32_unmasked(<vscale x 16 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vx_nxv16i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m8, ta, ma
+; CHECK-NEXT: vsadd.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 16 x i32> %elt.head, <vscale x 16 x i32> poison, <vscale x 16 x i32> zeroinitializer
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i32> @llvm.vp.sadd.sat.nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i32> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i32> %v
+}
+
+define <vscale x 16 x i32> @vsadd_vi_nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv16i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 16 x i32> %elt.head, <vscale x 16 x i32> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i32> @llvm.vp.sadd.sat.nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i32> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i32> %v
+}
+
+define <vscale x 16 x i32> @vsadd_vi_nxv16i32_unmasked(<vscale x 16 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv16i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 16 x i32> %elt.head, <vscale x 16 x i32> poison, <vscale x 16 x i32> zeroinitializer
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i32> @llvm.vp.sadd.sat.nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i32> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i32> %v
+}
+
+; Test that split-legalization works then the mask needs manual splitting.
+
+declare <vscale x 32 x i32> @llvm.vp.sadd.sat.nxv32i32(<vscale x 32 x i32>, <vscale x 32 x i32>, <vscale x 32 x i1>, i32)
+
+define <vscale x 32 x i32> @vsadd_vi_nxv32i32(<vscale x 32 x i32> %va, <vscale x 32 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv32i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vmv1r.v v24, v0
+; CHECK-NEXT: csrr a1, vlenb
+; CHECK-NEXT: srli a2, a1, 2
+; CHECK-NEXT: vsetvli a3, zero, e8, mf2, ta, ma
+; CHECK-NEXT: vslidedown.vx v0, v0, a2
+; CHECK-NEXT: slli a1, a1, 1
+; CHECK-NEXT: sub a2, a0, a1
+; CHECK-NEXT: sltu a3, a0, a2
+; CHECK-NEXT: addi a3, a3, -1
+; CHECK-NEXT: and a2, a3, a2
+; CHECK-NEXT: vsetvli zero, a2, e32, m8, ta, ma
+; CHECK-NEXT: vsadd.vi v16, v16, -1, v0.t
+; CHECK-NEXT: bltu a0, a1, .LBB118_2
+; CHECK-NEXT: # %bb.1:
+; CHECK-NEXT: mv a0, a1
+; CHECK-NEXT: .LBB118_2:
+; CHECK-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; CHECK-NEXT: vmv1r.v v0, v24
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 32 x i32> %elt.head, <vscale x 32 x i32> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i32> @llvm.vp.sadd.sat.nxv32i32(<vscale x 32 x i32> %va, <vscale x 32 x i32> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i32> %v
+}
+
+define <vscale x 32 x i32> @vsadd_vi_nxv32i32_unmasked(<vscale x 32 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv32i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: csrr a1, vlenb
+; CHECK-NEXT: slli a1, a1, 1
+; CHECK-NEXT: sub a2, a0, a1
+; CHECK-NEXT: sltu a3, a0, a2
+; CHECK-NEXT: addi a3, a3, -1
+; CHECK-NEXT: and a2, a3, a2
+; CHECK-NEXT: vsetvli zero, a2, e32, m8, ta, ma
+; CHECK-NEXT: vsadd.vi v16, v16, -1
+; CHECK-NEXT: bltu a0, a1, .LBB119_2
+; CHECK-NEXT: # %bb.1:
+; CHECK-NEXT: mv a0, a1
+; CHECK-NEXT: .LBB119_2:
+; CHECK-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 32 x i32> %elt.head, <vscale x 32 x i32> poison, <vscale x 32 x i32> zeroinitializer
+ %head = insertelement <vscale x 32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 32 x i1> %head, <vscale x 32 x i1> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i32> @llvm.vp.sadd.sat.nxv32i32(<vscale x 32 x i32> %va, <vscale x 32 x i32> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i32> %v
+}
+
+declare <vscale x 1 x i64> @llvm.vp.sadd.sat.nxv1i64(<vscale x 1 x i64>, <vscale x 1 x i64>, <vscale x 1 x i1>, i32)
+
+define <vscale x 1 x i64> @vsadd_vv_nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i64> %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv1i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 1 x i64> @llvm.vp.sadd.sat.nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i64> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i64> %v
+}
+
+define <vscale x 1 x i64> @vsadd_vv_nxv1i64_unmasked(<vscale x 1 x i64> %va, <vscale x 1 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv1i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i64> @llvm.vp.sadd.sat.nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i64> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i64> %v
+}
+
+define <vscale x 1 x i64> @vsadd_vx_nxv1i64(<vscale x 1 x i64> %va, i64 %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vsadd_vx_nxv1i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m1, ta, ma
+; RV32-NEXT: vlse64.v v9, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m1, ta, ma
+; RV32-NEXT: vsadd.vv v8, v8, v9, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsadd_vx_nxv1i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m1, ta, ma
+; RV64-NEXT: vsadd.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i64> %elt.head, <vscale x 1 x i64> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i64> @llvm.vp.sadd.sat.nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i64> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i64> %v
+}
+
+define <vscale x 1 x i64> @vsadd_vx_nxv1i64_unmasked(<vscale x 1 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vsadd_vx_nxv1i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m1, ta, ma
+; RV32-NEXT: vlse64.v v9, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m1, ta, ma
+; RV32-NEXT: vsadd.vv v8, v8, v9
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsadd_vx_nxv1i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m1, ta, ma
+; RV64-NEXT: vsadd.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i64> %elt.head, <vscale x 1 x i64> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i64> @llvm.vp.sadd.sat.nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i64> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i64> %v
+}
+
+define <vscale x 1 x i64> @vsadd_vi_nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv1i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i64> %elt.head, <vscale x 1 x i64> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i64> @llvm.vp.sadd.sat.nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i64> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i64> %v
+}
+
+define <vscale x 1 x i64> @vsadd_vi_nxv1i64_unmasked(<vscale x 1 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv1i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i64> %elt.head, <vscale x 1 x i64> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i64> @llvm.vp.sadd.sat.nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i64> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i64> %v
+}
+
+declare <vscale x 2 x i64> @llvm.vp.sadd.sat.nxv2i64(<vscale x 2 x i64>, <vscale x 2 x i64>, <vscale x 2 x i1>, i32)
+
+define <vscale x 2 x i64> @vsadd_vv_nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i64> %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv2i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v10, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 2 x i64> @llvm.vp.sadd.sat.nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i64> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i64> %v
+}
+
+define <vscale x 2 x i64> @vsadd_vv_nxv2i64_unmasked(<vscale x 2 x i64> %va, <vscale x 2 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv2i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i64> @llvm.vp.sadd.sat.nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i64> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i64> %v
+}
+
+define <vscale x 2 x i64> @vsadd_vx_nxv2i64(<vscale x 2 x i64> %va, i64 %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vsadd_vx_nxv2i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m2, ta, ma
+; RV32-NEXT: vlse64.v v10, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m2, ta, ma
+; RV32-NEXT: vsadd.vv v8, v8, v10, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsadd_vx_nxv2i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m2, ta, ma
+; RV64-NEXT: vsadd.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i64> %elt.head, <vscale x 2 x i64> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i64> @llvm.vp.sadd.sat.nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i64> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i64> %v
+}
+
+define <vscale x 2 x i64> @vsadd_vx_nxv2i64_unmasked(<vscale x 2 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vsadd_vx_nxv2i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m2, ta, ma
+; RV32-NEXT: vlse64.v v10, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m2, ta, ma
+; RV32-NEXT: vsadd.vv v8, v8, v10
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsadd_vx_nxv2i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m2, ta, ma
+; RV64-NEXT: vsadd.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i64> %elt.head, <vscale x 2 x i64> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i64> @llvm.vp.sadd.sat.nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i64> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i64> %v
+}
+
+define <vscale x 2 x i64> @vsadd_vi_nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv2i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i64> %elt.head, <vscale x 2 x i64> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i64> @llvm.vp.sadd.sat.nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i64> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i64> %v
+}
+
+define <vscale x 2 x i64> @vsadd_vi_nxv2i64_unmasked(<vscale x 2 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv2i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i64> %elt.head, <vscale x 2 x i64> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i64> @llvm.vp.sadd.sat.nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i64> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i64> %v
+}
+
+declare <vscale x 4 x i64> @llvm.vp.sadd.sat.nxv4i64(<vscale x 4 x i64>, <vscale x 4 x i64>, <vscale x 4 x i1>, i32)
+
+define <vscale x 4 x i64> @vsadd_vv_nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i64> %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv4i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v12, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 4 x i64> @llvm.vp.sadd.sat.nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i64> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i64> %v
+}
+
+define <vscale x 4 x i64> @vsadd_vv_nxv4i64_unmasked(<vscale x 4 x i64> %va, <vscale x 4 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv4i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v12
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i64> @llvm.vp.sadd.sat.nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i64> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i64> %v
+}
+
+define <vscale x 4 x i64> @vsadd_vx_nxv4i64(<vscale x 4 x i64> %va, i64 %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vsadd_vx_nxv4i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m4, ta, ma
+; RV32-NEXT: vlse64.v v12, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m4, ta, ma
+; RV32-NEXT: vsadd.vv v8, v8, v12, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsadd_vx_nxv4i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m4, ta, ma
+; RV64-NEXT: vsadd.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i64> %elt.head, <vscale x 4 x i64> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i64> @llvm.vp.sadd.sat.nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i64> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i64> %v
+}
+
+define <vscale x 4 x i64> @vsadd_vx_nxv4i64_unmasked(<vscale x 4 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vsadd_vx_nxv4i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m4, ta, ma
+; RV32-NEXT: vlse64.v v12, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m4, ta, ma
+; RV32-NEXT: vsadd.vv v8, v8, v12
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsadd_vx_nxv4i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m4, ta, ma
+; RV64-NEXT: vsadd.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i64> %elt.head, <vscale x 4 x i64> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i64> @llvm.vp.sadd.sat.nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i64> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i64> %v
+}
+
+define <vscale x 4 x i64> @vsadd_vi_nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv4i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i64> %elt.head, <vscale x 4 x i64> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i64> @llvm.vp.sadd.sat.nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i64> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i64> %v
+}
+
+define <vscale x 4 x i64> @vsadd_vi_nxv4i64_unmasked(<vscale x 4 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv4i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i64> %elt.head, <vscale x 4 x i64> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i64> @llvm.vp.sadd.sat.nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i64> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i64> %v
+}
+
+declare <vscale x 8 x i64> @llvm.vp.sadd.sat.nxv8i64(<vscale x 8 x i64>, <vscale x 8 x i64>, <vscale x 8 x i1>, i32)
+
+define <vscale x 8 x i64> @vsadd_vv_nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i64> %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv8i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v16, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 8 x i64> @llvm.vp.sadd.sat.nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i64> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i64> %v
+}
+
+define <vscale x 8 x i64> @vsadd_vv_nxv8i64_unmasked(<vscale x 8 x i64> %va, <vscale x 8 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vv_nxv8i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vsadd.vv v8, v8, v16
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i64> @llvm.vp.sadd.sat.nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i64> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i64> %v
+}
+
+define <vscale x 8 x i64> @vsadd_vx_nxv8i64(<vscale x 8 x i64> %va, i64 %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vsadd_vx_nxv8i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m8, ta, ma
+; RV32-NEXT: vlse64.v v16, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m8, ta, ma
+; RV32-NEXT: vsadd.vv v8, v8, v16, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsadd_vx_nxv8i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV64-NEXT: vsadd.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i64> %elt.head, <vscale x 8 x i64> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i64> @llvm.vp.sadd.sat.nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i64> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i64> %v
+}
+
+define <vscale x 8 x i64> @vsadd_vx_nxv8i64_unmasked(<vscale x 8 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vsadd_vx_nxv8i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m8, ta, ma
+; RV32-NEXT: vlse64.v v16, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m8, ta, ma
+; RV32-NEXT: vsadd.vv v8, v8, v16
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsadd_vx_nxv8i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV64-NEXT: vsadd.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i64> %elt.head, <vscale x 8 x i64> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i64> @llvm.vp.sadd.sat.nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i64> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i64> %v
+}
+
+define <vscale x 8 x i64> @vsadd_vi_nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv8i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i64> %elt.head, <vscale x 8 x i64> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i64> @llvm.vp.sadd.sat.nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i64> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i64> %v
+}
+
+define <vscale x 8 x i64> @vsadd_vi_nxv8i64_unmasked(<vscale x 8 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsadd_vi_nxv8i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vsadd.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i64> %elt.head, <vscale x 8 x i64> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i64> @llvm.vp.sadd.sat.nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i64> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i64> %v
+}
diff --git a/llvm/test/CodeGen/RISCV/rvv/vsaddu-vp.ll b/llvm/test/CodeGen/RISCV/rvv/vsaddu-vp.ll
new file mode 100644
index 00000000000000..c0779e508c0a91
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/rvv/vsaddu-vp.ll
@@ -0,0 +1,2014 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -mtriple=riscv32 -mattr=+v -verify-machineinstrs < %s \
+; RUN: | FileCheck %s --check-prefixes=CHECK,RV32
+; RUN: llc -mtriple=riscv64 -mattr=+v -verify-machineinstrs < %s \
+; RUN: | FileCheck %s --check-prefixes=CHECK,RV64
+
+declare <vscale x 8 x i7> @llvm.vp.uadd.sat.nxv8i7(<vscale x 8 x i7>, <vscale x 8 x i7>, <vscale x 8 x i1>, i32)
+
+define <vscale x 8 x i7> @vsaddu_vx_nxv8i7(<vscale x 8 x i7> %a, i7 signext %b, <vscale x 8 x i1> %mask, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv8i7:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a2, 127
+; CHECK-NEXT: vsetvli a3, zero, e8, m1, ta, ma
+; CHECK-NEXT: vand.vx v8, v8, a2
+; CHECK-NEXT: vmv.v.x v9, a0
+; CHECK-NEXT: vand.vx v9, v9, a2
+; CHECK-NEXT: vsetvli zero, a1, e8, m1, ta, ma
+; CHECK-NEXT: vadd.vv v8, v8, v9, v0.t
+; CHECK-NEXT: vminu.vx v8, v8, a2, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i7> poison, i7 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i7> %elt.head, <vscale x 8 x i7> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i7> @llvm.vp.uadd.sat.nxv8i7(<vscale x 8 x i7> %a, <vscale x 8 x i7> %vb, <vscale x 8 x i1> %mask, i32 %evl)
+ ret <vscale x 8 x i7> %v
+}
+
+declare <vscale x 1 x i8> @llvm.vp.uadd.sat.nxv1i8(<vscale x 1 x i8>, <vscale x 1 x i8>, <vscale x 1 x i1>, i32)
+
+define <vscale x 1 x i8> @vsaddu_vv_nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i8> %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv1i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 1 x i8> @llvm.vp.uadd.sat.nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i8> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i8> %v
+}
+
+define <vscale x 1 x i8> @vsaddu_vv_nxv1i8_unmasked(<vscale x 1 x i8> %va, <vscale x 1 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv1i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i8> @llvm.vp.uadd.sat.nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i8> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i8> %v
+}
+
+define <vscale x 1 x i8> @vsaddu_vx_nxv1i8(<vscale x 1 x i8> %va, i8 %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv1i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf8, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i8> %elt.head, <vscale x 1 x i8> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i8> @llvm.vp.uadd.sat.nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i8> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i8> %v
+}
+
+define <vscale x 1 x i8> @vsaddu_vx_nxv1i8_commute(<vscale x 1 x i8> %va, i8 %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv1i8_commute:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf8, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i8> %elt.head, <vscale x 1 x i8> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i8> @llvm.vp.uadd.sat.nxv1i8(<vscale x 1 x i8> %vb, <vscale x 1 x i8> %va, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i8> %v
+}
+
+define <vscale x 1 x i8> @vsaddu_vx_nxv1i8_unmasked(<vscale x 1 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv1i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf8, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i8> %elt.head, <vscale x 1 x i8> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i8> @llvm.vp.uadd.sat.nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i8> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i8> %v
+}
+
+define <vscale x 1 x i8> @vsaddu_vi_nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv1i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i8> %elt.head, <vscale x 1 x i8> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i8> @llvm.vp.uadd.sat.nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i8> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i8> %v
+}
+
+define <vscale x 1 x i8> @vsaddu_vi_nxv1i8_unmasked(<vscale x 1 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv1i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i8> %elt.head, <vscale x 1 x i8> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i8> @llvm.vp.uadd.sat.nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i8> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i8> %v
+}
+
+declare <vscale x 2 x i8> @llvm.vp.uadd.sat.nxv2i8(<vscale x 2 x i8>, <vscale x 2 x i8>, <vscale x 2 x i1>, i32)
+
+define <vscale x 2 x i8> @vsaddu_vv_nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i8> %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv2i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 2 x i8> @llvm.vp.uadd.sat.nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i8> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i8> %v
+}
+
+define <vscale x 2 x i8> @vsaddu_vv_nxv2i8_unmasked(<vscale x 2 x i8> %va, <vscale x 2 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv2i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i8> @llvm.vp.uadd.sat.nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i8> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i8> %v
+}
+
+define <vscale x 2 x i8> @vsaddu_vx_nxv2i8(<vscale x 2 x i8> %va, i8 %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv2i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf4, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i8> %elt.head, <vscale x 2 x i8> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i8> @llvm.vp.uadd.sat.nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i8> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i8> %v
+}
+
+define <vscale x 2 x i8> @vsaddu_vx_nxv2i8_unmasked(<vscale x 2 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv2i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf4, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i8> %elt.head, <vscale x 2 x i8> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i8> @llvm.vp.uadd.sat.nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i8> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i8> %v
+}
+
+define <vscale x 2 x i8> @vsaddu_vi_nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv2i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i8> %elt.head, <vscale x 2 x i8> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i8> @llvm.vp.uadd.sat.nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i8> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i8> %v
+}
+
+define <vscale x 2 x i8> @vsaddu_vi_nxv2i8_unmasked(<vscale x 2 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv2i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i8> %elt.head, <vscale x 2 x i8> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i8> @llvm.vp.uadd.sat.nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i8> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i8> %v
+}
+
+declare <vscale x 3 x i8> @llvm.vp.uadd.sat.nxv3i8(<vscale x 3 x i8>, <vscale x 3 x i8>, <vscale x 3 x i1>, i32)
+
+define <vscale x 3 x i8> @vsaddu_vv_nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i8> %b, <vscale x 3 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv3i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 3 x i8> @llvm.vp.uadd.sat.nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i8> %b, <vscale x 3 x i1> %m, i32 %evl)
+ ret <vscale x 3 x i8> %v
+}
+
+define <vscale x 3 x i8> @vsaddu_vv_nxv3i8_unmasked(<vscale x 3 x i8> %va, <vscale x 3 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv3i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 3 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 3 x i1> %head, <vscale x 3 x i1> poison, <vscale x 3 x i32> zeroinitializer
+ %v = call <vscale x 3 x i8> @llvm.vp.uadd.sat.nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i8> %b, <vscale x 3 x i1> %m, i32 %evl)
+ ret <vscale x 3 x i8> %v
+}
+
+define <vscale x 3 x i8> @vsaddu_vx_nxv3i8(<vscale x 3 x i8> %va, i8 %b, <vscale x 3 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv3i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 3 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 3 x i8> %elt.head, <vscale x 3 x i8> poison, <vscale x 3 x i32> zeroinitializer
+ %v = call <vscale x 3 x i8> @llvm.vp.uadd.sat.nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i8> %vb, <vscale x 3 x i1> %m, i32 %evl)
+ ret <vscale x 3 x i8> %v
+}
+
+define <vscale x 3 x i8> @vsaddu_vx_nxv3i8_unmasked(<vscale x 3 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv3i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 3 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 3 x i8> %elt.head, <vscale x 3 x i8> poison, <vscale x 3 x i32> zeroinitializer
+ %head = insertelement <vscale x 3 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 3 x i1> %head, <vscale x 3 x i1> poison, <vscale x 3 x i32> zeroinitializer
+ %v = call <vscale x 3 x i8> @llvm.vp.uadd.sat.nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i8> %vb, <vscale x 3 x i1> %m, i32 %evl)
+ ret <vscale x 3 x i8> %v
+}
+
+define <vscale x 3 x i8> @vsaddu_vi_nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv3i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 3 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 3 x i8> %elt.head, <vscale x 3 x i8> poison, <vscale x 3 x i32> zeroinitializer
+ %v = call <vscale x 3 x i8> @llvm.vp.uadd.sat.nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i8> %vb, <vscale x 3 x i1> %m, i32 %evl)
+ ret <vscale x 3 x i8> %v
+}
+
+define <vscale x 3 x i8> @vsaddu_vi_nxv3i8_unmasked(<vscale x 3 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv3i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 3 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 3 x i8> %elt.head, <vscale x 3 x i8> poison, <vscale x 3 x i32> zeroinitializer
+ %head = insertelement <vscale x 3 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 3 x i1> %head, <vscale x 3 x i1> poison, <vscale x 3 x i32> zeroinitializer
+ %v = call <vscale x 3 x i8> @llvm.vp.uadd.sat.nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i8> %vb, <vscale x 3 x i1> %m, i32 %evl)
+ ret <vscale x 3 x i8> %v
+}
+
+declare <vscale x 4 x i8> @llvm.vp.uadd.sat.nxv4i8(<vscale x 4 x i8>, <vscale x 4 x i8>, <vscale x 4 x i1>, i32)
+
+define <vscale x 4 x i8> @vsaddu_vv_nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i8> %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv4i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 4 x i8> @llvm.vp.uadd.sat.nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i8> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i8> %v
+}
+
+define <vscale x 4 x i8> @vsaddu_vv_nxv4i8_unmasked(<vscale x 4 x i8> %va, <vscale x 4 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv4i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i8> @llvm.vp.uadd.sat.nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i8> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i8> %v
+}
+
+define <vscale x 4 x i8> @vsaddu_vx_nxv4i8(<vscale x 4 x i8> %va, i8 %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv4i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i8> %elt.head, <vscale x 4 x i8> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i8> @llvm.vp.uadd.sat.nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i8> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i8> %v
+}
+
+define <vscale x 4 x i8> @vsaddu_vx_nxv4i8_unmasked(<vscale x 4 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv4i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i8> %elt.head, <vscale x 4 x i8> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i8> @llvm.vp.uadd.sat.nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i8> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i8> %v
+}
+
+define <vscale x 4 x i8> @vsaddu_vi_nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv4i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i8> %elt.head, <vscale x 4 x i8> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i8> @llvm.vp.uadd.sat.nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i8> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i8> %v
+}
+
+define <vscale x 4 x i8> @vsaddu_vi_nxv4i8_unmasked(<vscale x 4 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv4i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i8> %elt.head, <vscale x 4 x i8> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i8> @llvm.vp.uadd.sat.nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i8> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i8> %v
+}
+
+declare <vscale x 8 x i8> @llvm.vp.uadd.sat.nxv8i8(<vscale x 8 x i8>, <vscale x 8 x i8>, <vscale x 8 x i1>, i32)
+
+define <vscale x 8 x i8> @vsaddu_vv_nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i8> %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv8i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 8 x i8> @llvm.vp.uadd.sat.nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i8> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i8> %v
+}
+
+define <vscale x 8 x i8> @vsaddu_vv_nxv8i8_unmasked(<vscale x 8 x i8> %va, <vscale x 8 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv8i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i8> @llvm.vp.uadd.sat.nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i8> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i8> %v
+}
+
+define <vscale x 8 x i8> @vsaddu_vx_nxv8i8(<vscale x 8 x i8> %va, i8 %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv8i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m1, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i8> %elt.head, <vscale x 8 x i8> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i8> @llvm.vp.uadd.sat.nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i8> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i8> %v
+}
+
+define <vscale x 8 x i8> @vsaddu_vx_nxv8i8_unmasked(<vscale x 8 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv8i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m1, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i8> %elt.head, <vscale x 8 x i8> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i8> @llvm.vp.uadd.sat.nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i8> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i8> %v
+}
+
+define <vscale x 8 x i8> @vsaddu_vi_nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv8i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i8> %elt.head, <vscale x 8 x i8> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i8> @llvm.vp.uadd.sat.nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i8> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i8> %v
+}
+
+define <vscale x 8 x i8> @vsaddu_vi_nxv8i8_unmasked(<vscale x 8 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv8i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i8> %elt.head, <vscale x 8 x i8> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i8> @llvm.vp.uadd.sat.nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i8> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i8> %v
+}
+
+declare <vscale x 16 x i8> @llvm.vp.uadd.sat.nxv16i8(<vscale x 16 x i8>, <vscale x 16 x i8>, <vscale x 16 x i1>, i32)
+
+define <vscale x 16 x i8> @vsaddu_vv_nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i8> %b, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv16i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v10, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 16 x i8> @llvm.vp.uadd.sat.nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i8> %b, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i8> %v
+}
+
+define <vscale x 16 x i8> @vsaddu_vv_nxv16i8_unmasked(<vscale x 16 x i8> %va, <vscale x 16 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv16i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i8> @llvm.vp.uadd.sat.nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i8> %b, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i8> %v
+}
+
+define <vscale x 16 x i8> @vsaddu_vx_nxv16i8(<vscale x 16 x i8> %va, i8 %b, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv16i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m2, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 16 x i8> %elt.head, <vscale x 16 x i8> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i8> @llvm.vp.uadd.sat.nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i8> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i8> %v
+}
+
+define <vscale x 16 x i8> @vsaddu_vx_nxv16i8_unmasked(<vscale x 16 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv16i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m2, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 16 x i8> %elt.head, <vscale x 16 x i8> poison, <vscale x 16 x i32> zeroinitializer
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i8> @llvm.vp.uadd.sat.nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i8> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i8> %v
+}
+
+define <vscale x 16 x i8> @vsaddu_vi_nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv16i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 16 x i8> %elt.head, <vscale x 16 x i8> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i8> @llvm.vp.uadd.sat.nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i8> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i8> %v
+}
+
+define <vscale x 16 x i8> @vsaddu_vi_nxv16i8_unmasked(<vscale x 16 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv16i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 16 x i8> %elt.head, <vscale x 16 x i8> poison, <vscale x 16 x i32> zeroinitializer
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i8> @llvm.vp.uadd.sat.nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i8> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i8> %v
+}
+
+declare <vscale x 32 x i8> @llvm.vp.uadd.sat.nxv32i8(<vscale x 32 x i8>, <vscale x 32 x i8>, <vscale x 32 x i1>, i32)
+
+define <vscale x 32 x i8> @vsaddu_vv_nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i8> %b, <vscale x 32 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv32i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m4, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v12, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 32 x i8> @llvm.vp.uadd.sat.nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i8> %b, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i8> %v
+}
+
+define <vscale x 32 x i8> @vsaddu_vv_nxv32i8_unmasked(<vscale x 32 x i8> %va, <vscale x 32 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv32i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m4, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v12
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 32 x i1> %head, <vscale x 32 x i1> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i8> @llvm.vp.uadd.sat.nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i8> %b, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i8> %v
+}
+
+define <vscale x 32 x i8> @vsaddu_vx_nxv32i8(<vscale x 32 x i8> %va, i8 %b, <vscale x 32 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv32i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m4, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 32 x i8> %elt.head, <vscale x 32 x i8> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i8> @llvm.vp.uadd.sat.nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i8> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i8> %v
+}
+
+define <vscale x 32 x i8> @vsaddu_vx_nxv32i8_unmasked(<vscale x 32 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv32i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m4, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 32 x i8> %elt.head, <vscale x 32 x i8> poison, <vscale x 32 x i32> zeroinitializer
+ %head = insertelement <vscale x 32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 32 x i1> %head, <vscale x 32 x i1> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i8> @llvm.vp.uadd.sat.nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i8> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i8> %v
+}
+
+define <vscale x 32 x i8> @vsaddu_vi_nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv32i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m4, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 32 x i8> %elt.head, <vscale x 32 x i8> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i8> @llvm.vp.uadd.sat.nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i8> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i8> %v
+}
+
+define <vscale x 32 x i8> @vsaddu_vi_nxv32i8_unmasked(<vscale x 32 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv32i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m4, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 32 x i8> %elt.head, <vscale x 32 x i8> poison, <vscale x 32 x i32> zeroinitializer
+ %head = insertelement <vscale x 32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 32 x i1> %head, <vscale x 32 x i1> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i8> @llvm.vp.uadd.sat.nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i8> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i8> %v
+}
+
+declare <vscale x 64 x i8> @llvm.vp.uadd.sat.nxv64i8(<vscale x 64 x i8>, <vscale x 64 x i8>, <vscale x 64 x i1>, i32)
+
+define <vscale x 64 x i8> @vsaddu_vv_nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i8> %b, <vscale x 64 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv64i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m8, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v16, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 64 x i8> @llvm.vp.uadd.sat.nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i8> %b, <vscale x 64 x i1> %m, i32 %evl)
+ ret <vscale x 64 x i8> %v
+}
+
+define <vscale x 64 x i8> @vsaddu_vv_nxv64i8_unmasked(<vscale x 64 x i8> %va, <vscale x 64 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv64i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m8, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v16
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 64 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 64 x i1> %head, <vscale x 64 x i1> poison, <vscale x 64 x i32> zeroinitializer
+ %v = call <vscale x 64 x i8> @llvm.vp.uadd.sat.nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i8> %b, <vscale x 64 x i1> %m, i32 %evl)
+ ret <vscale x 64 x i8> %v
+}
+
+define <vscale x 64 x i8> @vsaddu_vx_nxv64i8(<vscale x 64 x i8> %va, i8 %b, <vscale x 64 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv64i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m8, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 64 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 64 x i8> %elt.head, <vscale x 64 x i8> poison, <vscale x 64 x i32> zeroinitializer
+ %v = call <vscale x 64 x i8> @llvm.vp.uadd.sat.nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i8> %vb, <vscale x 64 x i1> %m, i32 %evl)
+ ret <vscale x 64 x i8> %v
+}
+
+define <vscale x 64 x i8> @vsaddu_vx_nxv64i8_unmasked(<vscale x 64 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv64i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m8, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 64 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 64 x i8> %elt.head, <vscale x 64 x i8> poison, <vscale x 64 x i32> zeroinitializer
+ %head = insertelement <vscale x 64 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 64 x i1> %head, <vscale x 64 x i1> poison, <vscale x 64 x i32> zeroinitializer
+ %v = call <vscale x 64 x i8> @llvm.vp.uadd.sat.nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i8> %vb, <vscale x 64 x i1> %m, i32 %evl)
+ ret <vscale x 64 x i8> %v
+}
+
+define <vscale x 64 x i8> @vsaddu_vi_nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv64i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m8, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 64 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 64 x i8> %elt.head, <vscale x 64 x i8> poison, <vscale x 64 x i32> zeroinitializer
+ %v = call <vscale x 64 x i8> @llvm.vp.uadd.sat.nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i8> %vb, <vscale x 64 x i1> %m, i32 %evl)
+ ret <vscale x 64 x i8> %v
+}
+
+define <vscale x 64 x i8> @vsaddu_vi_nxv64i8_unmasked(<vscale x 64 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv64i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m8, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 64 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 64 x i8> %elt.head, <vscale x 64 x i8> poison, <vscale x 64 x i32> zeroinitializer
+ %head = insertelement <vscale x 64 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 64 x i1> %head, <vscale x 64 x i1> poison, <vscale x 64 x i32> zeroinitializer
+ %v = call <vscale x 64 x i8> @llvm.vp.uadd.sat.nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i8> %vb, <vscale x 64 x i1> %m, i32 %evl)
+ ret <vscale x 64 x i8> %v
+}
+
+; Test that split-legalization works when the mask itself needs splitting.
+
+declare <vscale x 128 x i8> @llvm.vp.uadd.sat.nxv128i8(<vscale x 128 x i8>, <vscale x 128 x i8>, <vscale x 128 x i1>, i32)
+
+define <vscale x 128 x i8> @vsaddu_vi_nxv128i8(<vscale x 128 x i8> %va, <vscale x 128 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv128i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vmv1r.v v24, v0
+; CHECK-NEXT: vsetvli a2, zero, e8, m8, ta, ma
+; CHECK-NEXT: vlm.v v0, (a0)
+; CHECK-NEXT: csrr a0, vlenb
+; CHECK-NEXT: slli a0, a0, 3
+; CHECK-NEXT: sub a2, a1, a0
+; CHECK-NEXT: sltu a3, a1, a2
+; CHECK-NEXT: addi a3, a3, -1
+; CHECK-NEXT: and a2, a3, a2
+; CHECK-NEXT: vsetvli zero, a2, e8, m8, ta, ma
+; CHECK-NEXT: vsaddu.vi v16, v16, -1, v0.t
+; CHECK-NEXT: bltu a1, a0, .LBB50_2
+; CHECK-NEXT: # %bb.1:
+; CHECK-NEXT: mv a1, a0
+; CHECK-NEXT: .LBB50_2:
+; CHECK-NEXT: vsetvli zero, a1, e8, m8, ta, ma
+; CHECK-NEXT: vmv1r.v v0, v24
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 128 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 128 x i8> %elt.head, <vscale x 128 x i8> poison, <vscale x 128 x i32> zeroinitializer
+ %v = call <vscale x 128 x i8> @llvm.vp.uadd.sat.nxv128i8(<vscale x 128 x i8> %va, <vscale x 128 x i8> %vb, <vscale x 128 x i1> %m, i32 %evl)
+ ret <vscale x 128 x i8> %v
+}
+
+define <vscale x 128 x i8> @vsaddu_vi_nxv128i8_unmasked(<vscale x 128 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv128i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: csrr a1, vlenb
+; CHECK-NEXT: slli a1, a1, 3
+; CHECK-NEXT: sub a2, a0, a1
+; CHECK-NEXT: sltu a3, a0, a2
+; CHECK-NEXT: addi a3, a3, -1
+; CHECK-NEXT: and a2, a3, a2
+; CHECK-NEXT: vsetvli zero, a2, e8, m8, ta, ma
+; CHECK-NEXT: vsaddu.vi v16, v16, -1
+; CHECK-NEXT: bltu a0, a1, .LBB51_2
+; CHECK-NEXT: # %bb.1:
+; CHECK-NEXT: mv a0, a1
+; CHECK-NEXT: .LBB51_2:
+; CHECK-NEXT: vsetvli zero, a0, e8, m8, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 128 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 128 x i8> %elt.head, <vscale x 128 x i8> poison, <vscale x 128 x i32> zeroinitializer
+ %head = insertelement <vscale x 128 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 128 x i1> %head, <vscale x 128 x i1> poison, <vscale x 128 x i32> zeroinitializer
+ %v = call <vscale x 128 x i8> @llvm.vp.uadd.sat.nxv128i8(<vscale x 128 x i8> %va, <vscale x 128 x i8> %vb, <vscale x 128 x i1> %m, i32 %evl)
+ ret <vscale x 128 x i8> %v
+}
+
+declare <vscale x 1 x i16> @llvm.vp.uadd.sat.nxv1i16(<vscale x 1 x i16>, <vscale x 1 x i16>, <vscale x 1 x i1>, i32)
+
+define <vscale x 1 x i16> @vsaddu_vv_nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i16> %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv1i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 1 x i16> @llvm.vp.uadd.sat.nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i16> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i16> %v
+}
+
+define <vscale x 1 x i16> @vsaddu_vv_nxv1i16_unmasked(<vscale x 1 x i16> %va, <vscale x 1 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv1i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i16> @llvm.vp.uadd.sat.nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i16> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i16> %v
+}
+
+define <vscale x 1 x i16> @vsaddu_vx_nxv1i16(<vscale x 1 x i16> %va, i16 %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv1i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf4, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i16> %elt.head, <vscale x 1 x i16> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i16> @llvm.vp.uadd.sat.nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i16> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i16> %v
+}
+
+define <vscale x 1 x i16> @vsaddu_vx_nxv1i16_unmasked(<vscale x 1 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv1i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf4, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i16> %elt.head, <vscale x 1 x i16> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i16> @llvm.vp.uadd.sat.nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i16> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i16> %v
+}
+
+define <vscale x 1 x i16> @vsaddu_vi_nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv1i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i16> %elt.head, <vscale x 1 x i16> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i16> @llvm.vp.uadd.sat.nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i16> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i16> %v
+}
+
+define <vscale x 1 x i16> @vsaddu_vi_nxv1i16_unmasked(<vscale x 1 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv1i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i16> %elt.head, <vscale x 1 x i16> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i16> @llvm.vp.uadd.sat.nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i16> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i16> %v
+}
+
+declare <vscale x 2 x i16> @llvm.vp.uadd.sat.nxv2i16(<vscale x 2 x i16>, <vscale x 2 x i16>, <vscale x 2 x i1>, i32)
+
+define <vscale x 2 x i16> @vsaddu_vv_nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i16> %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv2i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 2 x i16> @llvm.vp.uadd.sat.nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i16> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i16> %v
+}
+
+define <vscale x 2 x i16> @vsaddu_vv_nxv2i16_unmasked(<vscale x 2 x i16> %va, <vscale x 2 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv2i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i16> @llvm.vp.uadd.sat.nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i16> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i16> %v
+}
+
+define <vscale x 2 x i16> @vsaddu_vx_nxv2i16(<vscale x 2 x i16> %va, i16 %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv2i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i16> %elt.head, <vscale x 2 x i16> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i16> @llvm.vp.uadd.sat.nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i16> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i16> %v
+}
+
+define <vscale x 2 x i16> @vsaddu_vx_nxv2i16_unmasked(<vscale x 2 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv2i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i16> %elt.head, <vscale x 2 x i16> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i16> @llvm.vp.uadd.sat.nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i16> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i16> %v
+}
+
+define <vscale x 2 x i16> @vsaddu_vi_nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv2i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i16> %elt.head, <vscale x 2 x i16> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i16> @llvm.vp.uadd.sat.nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i16> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i16> %v
+}
+
+define <vscale x 2 x i16> @vsaddu_vi_nxv2i16_unmasked(<vscale x 2 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv2i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i16> %elt.head, <vscale x 2 x i16> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i16> @llvm.vp.uadd.sat.nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i16> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i16> %v
+}
+
+declare <vscale x 4 x i16> @llvm.vp.uadd.sat.nxv4i16(<vscale x 4 x i16>, <vscale x 4 x i16>, <vscale x 4 x i1>, i32)
+
+define <vscale x 4 x i16> @vsaddu_vv_nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i16> %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv4i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 4 x i16> @llvm.vp.uadd.sat.nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i16> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i16> %v
+}
+
+define <vscale x 4 x i16> @vsaddu_vv_nxv4i16_unmasked(<vscale x 4 x i16> %va, <vscale x 4 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv4i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i16> @llvm.vp.uadd.sat.nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i16> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i16> %v
+}
+
+define <vscale x 4 x i16> @vsaddu_vx_nxv4i16(<vscale x 4 x i16> %va, i16 %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv4i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m1, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i16> %elt.head, <vscale x 4 x i16> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i16> @llvm.vp.uadd.sat.nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i16> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i16> %v
+}
+
+define <vscale x 4 x i16> @vsaddu_vx_nxv4i16_unmasked(<vscale x 4 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv4i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m1, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i16> %elt.head, <vscale x 4 x i16> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i16> @llvm.vp.uadd.sat.nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i16> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i16> %v
+}
+
+define <vscale x 4 x i16> @vsaddu_vi_nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv4i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i16> %elt.head, <vscale x 4 x i16> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i16> @llvm.vp.uadd.sat.nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i16> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i16> %v
+}
+
+define <vscale x 4 x i16> @vsaddu_vi_nxv4i16_unmasked(<vscale x 4 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv4i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i16> %elt.head, <vscale x 4 x i16> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i16> @llvm.vp.uadd.sat.nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i16> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i16> %v
+}
+
+declare <vscale x 8 x i16> @llvm.vp.uadd.sat.nxv8i16(<vscale x 8 x i16>, <vscale x 8 x i16>, <vscale x 8 x i1>, i32)
+
+define <vscale x 8 x i16> @vsaddu_vv_nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i16> %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv8i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v10, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 8 x i16> @llvm.vp.uadd.sat.nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i16> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i16> %v
+}
+
+define <vscale x 8 x i16> @vsaddu_vv_nxv8i16_unmasked(<vscale x 8 x i16> %va, <vscale x 8 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv8i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i16> @llvm.vp.uadd.sat.nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i16> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i16> %v
+}
+
+define <vscale x 8 x i16> @vsaddu_vx_nxv8i16(<vscale x 8 x i16> %va, i16 %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv8i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m2, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i16> %elt.head, <vscale x 8 x i16> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i16> @llvm.vp.uadd.sat.nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i16> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i16> %v
+}
+
+define <vscale x 8 x i16> @vsaddu_vx_nxv8i16_unmasked(<vscale x 8 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv8i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m2, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i16> %elt.head, <vscale x 8 x i16> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i16> @llvm.vp.uadd.sat.nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i16> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i16> %v
+}
+
+define <vscale x 8 x i16> @vsaddu_vi_nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv8i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i16> %elt.head, <vscale x 8 x i16> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i16> @llvm.vp.uadd.sat.nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i16> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i16> %v
+}
+
+define <vscale x 8 x i16> @vsaddu_vi_nxv8i16_unmasked(<vscale x 8 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv8i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i16> %elt.head, <vscale x 8 x i16> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i16> @llvm.vp.uadd.sat.nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i16> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i16> %v
+}
+
+declare <vscale x 16 x i16> @llvm.vp.uadd.sat.nxv16i16(<vscale x 16 x i16>, <vscale x 16 x i16>, <vscale x 16 x i1>, i32)
+
+define <vscale x 16 x i16> @vsaddu_vv_nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i16> %b, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv16i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m4, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v12, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 16 x i16> @llvm.vp.uadd.sat.nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i16> %b, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i16> %v
+}
+
+define <vscale x 16 x i16> @vsaddu_vv_nxv16i16_unmasked(<vscale x 16 x i16> %va, <vscale x 16 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv16i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m4, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v12
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i16> @llvm.vp.uadd.sat.nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i16> %b, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i16> %v
+}
+
+define <vscale x 16 x i16> @vsaddu_vx_nxv16i16(<vscale x 16 x i16> %va, i16 %b, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv16i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m4, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 16 x i16> %elt.head, <vscale x 16 x i16> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i16> @llvm.vp.uadd.sat.nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i16> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i16> %v
+}
+
+define <vscale x 16 x i16> @vsaddu_vx_nxv16i16_unmasked(<vscale x 16 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv16i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m4, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 16 x i16> %elt.head, <vscale x 16 x i16> poison, <vscale x 16 x i32> zeroinitializer
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i16> @llvm.vp.uadd.sat.nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i16> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i16> %v
+}
+
+define <vscale x 16 x i16> @vsaddu_vi_nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv16i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m4, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 16 x i16> %elt.head, <vscale x 16 x i16> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i16> @llvm.vp.uadd.sat.nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i16> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i16> %v
+}
+
+define <vscale x 16 x i16> @vsaddu_vi_nxv16i16_unmasked(<vscale x 16 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv16i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m4, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 16 x i16> %elt.head, <vscale x 16 x i16> poison, <vscale x 16 x i32> zeroinitializer
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i16> @llvm.vp.uadd.sat.nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i16> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i16> %v
+}
+
+declare <vscale x 32 x i16> @llvm.vp.uadd.sat.nxv32i16(<vscale x 32 x i16>, <vscale x 32 x i16>, <vscale x 32 x i1>, i32)
+
+define <vscale x 32 x i16> @vsaddu_vv_nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i16> %b, <vscale x 32 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv32i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m8, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v16, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 32 x i16> @llvm.vp.uadd.sat.nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i16> %b, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i16> %v
+}
+
+define <vscale x 32 x i16> @vsaddu_vv_nxv32i16_unmasked(<vscale x 32 x i16> %va, <vscale x 32 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv32i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m8, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v16
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 32 x i1> %head, <vscale x 32 x i1> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i16> @llvm.vp.uadd.sat.nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i16> %b, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i16> %v
+}
+
+define <vscale x 32 x i16> @vsaddu_vx_nxv32i16(<vscale x 32 x i16> %va, i16 %b, <vscale x 32 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv32i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m8, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 32 x i16> %elt.head, <vscale x 32 x i16> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i16> @llvm.vp.uadd.sat.nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i16> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i16> %v
+}
+
+define <vscale x 32 x i16> @vsaddu_vx_nxv32i16_unmasked(<vscale x 32 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv32i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m8, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 32 x i16> %elt.head, <vscale x 32 x i16> poison, <vscale x 32 x i32> zeroinitializer
+ %head = insertelement <vscale x 32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 32 x i1> %head, <vscale x 32 x i1> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i16> @llvm.vp.uadd.sat.nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i16> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i16> %v
+}
+
+define <vscale x 32 x i16> @vsaddu_vi_nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv32i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m8, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 32 x i16> %elt.head, <vscale x 32 x i16> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i16> @llvm.vp.uadd.sat.nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i16> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i16> %v
+}
+
+define <vscale x 32 x i16> @vsaddu_vi_nxv32i16_unmasked(<vscale x 32 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv32i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m8, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 32 x i16> %elt.head, <vscale x 32 x i16> poison, <vscale x 32 x i32> zeroinitializer
+ %head = insertelement <vscale x 32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 32 x i1> %head, <vscale x 32 x i1> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i16> @llvm.vp.uadd.sat.nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i16> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i16> %v
+}
+
+declare <vscale x 1 x i32> @llvm.vp.uadd.sat.nxv1i32(<vscale x 1 x i32>, <vscale x 1 x i32>, <vscale x 1 x i1>, i32)
+
+define <vscale x 1 x i32> @vsaddu_vv_nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i32> %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv1i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 1 x i32> @llvm.vp.uadd.sat.nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i32> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i32> %v
+}
+
+define <vscale x 1 x i32> @vsaddu_vv_nxv1i32_unmasked(<vscale x 1 x i32> %va, <vscale x 1 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv1i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i32> @llvm.vp.uadd.sat.nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i32> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i32> %v
+}
+
+define <vscale x 1 x i32> @vsaddu_vx_nxv1i32(<vscale x 1 x i32> %va, i32 %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv1i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i32> %elt.head, <vscale x 1 x i32> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i32> @llvm.vp.uadd.sat.nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i32> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i32> %v
+}
+
+define <vscale x 1 x i32> @vsaddu_vx_nxv1i32_unmasked(<vscale x 1 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv1i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i32> %elt.head, <vscale x 1 x i32> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i32> @llvm.vp.uadd.sat.nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i32> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i32> %v
+}
+
+define <vscale x 1 x i32> @vsaddu_vi_nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv1i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i32> %elt.head, <vscale x 1 x i32> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i32> @llvm.vp.uadd.sat.nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i32> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i32> %v
+}
+
+define <vscale x 1 x i32> @vsaddu_vi_nxv1i32_unmasked(<vscale x 1 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv1i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i32> %elt.head, <vscale x 1 x i32> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i32> @llvm.vp.uadd.sat.nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i32> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i32> %v
+}
+
+declare <vscale x 2 x i32> @llvm.vp.uadd.sat.nxv2i32(<vscale x 2 x i32>, <vscale x 2 x i32>, <vscale x 2 x i1>, i32)
+
+define <vscale x 2 x i32> @vsaddu_vv_nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i32> %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv2i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 2 x i32> @llvm.vp.uadd.sat.nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i32> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i32> %v
+}
+
+define <vscale x 2 x i32> @vsaddu_vv_nxv2i32_unmasked(<vscale x 2 x i32> %va, <vscale x 2 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv2i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i32> @llvm.vp.uadd.sat.nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i32> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i32> %v
+}
+
+define <vscale x 2 x i32> @vsaddu_vx_nxv2i32(<vscale x 2 x i32> %va, i32 %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv2i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m1, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i32> %elt.head, <vscale x 2 x i32> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i32> @llvm.vp.uadd.sat.nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i32> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i32> %v
+}
+
+define <vscale x 2 x i32> @vsaddu_vx_nxv2i32_unmasked(<vscale x 2 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv2i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m1, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i32> %elt.head, <vscale x 2 x i32> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i32> @llvm.vp.uadd.sat.nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i32> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i32> %v
+}
+
+define <vscale x 2 x i32> @vsaddu_vi_nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv2i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i32> %elt.head, <vscale x 2 x i32> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i32> @llvm.vp.uadd.sat.nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i32> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i32> %v
+}
+
+define <vscale x 2 x i32> @vsaddu_vi_nxv2i32_unmasked(<vscale x 2 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv2i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i32> %elt.head, <vscale x 2 x i32> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i32> @llvm.vp.uadd.sat.nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i32> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i32> %v
+}
+
+declare <vscale x 4 x i32> @llvm.vp.uadd.sat.nxv4i32(<vscale x 4 x i32>, <vscale x 4 x i32>, <vscale x 4 x i1>, i32)
+
+define <vscale x 4 x i32> @vsaddu_vv_nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i32> %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv4i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v10, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 4 x i32> @llvm.vp.uadd.sat.nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i32> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i32> %v
+}
+
+define <vscale x 4 x i32> @vsaddu_vv_nxv4i32_unmasked(<vscale x 4 x i32> %va, <vscale x 4 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv4i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i32> @llvm.vp.uadd.sat.nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i32> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i32> %v
+}
+
+define <vscale x 4 x i32> @vsaddu_vx_nxv4i32(<vscale x 4 x i32> %va, i32 %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv4i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m2, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i32> %elt.head, <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i32> @llvm.vp.uadd.sat.nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i32> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i32> %v
+}
+
+define <vscale x 4 x i32> @vsaddu_vx_nxv4i32_unmasked(<vscale x 4 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv4i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m2, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i32> %elt.head, <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i32> @llvm.vp.uadd.sat.nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i32> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i32> %v
+}
+
+define <vscale x 4 x i32> @vsaddu_vi_nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv4i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i32> %elt.head, <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i32> @llvm.vp.uadd.sat.nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i32> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i32> %v
+}
+
+define <vscale x 4 x i32> @vsaddu_vi_nxv4i32_unmasked(<vscale x 4 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv4i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i32> %elt.head, <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i32> @llvm.vp.uadd.sat.nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i32> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i32> %v
+}
+
+declare <vscale x 8 x i32> @llvm.vp.uadd.sat.nxv8i32(<vscale x 8 x i32>, <vscale x 8 x i32>, <vscale x 8 x i1>, i32)
+
+define <vscale x 8 x i32> @vsaddu_vv_nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i32> %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv8i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v12, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 8 x i32> @llvm.vp.uadd.sat.nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i32> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i32> %v
+}
+
+define <vscale x 8 x i32> @vsaddu_vv_nxv8i32_unmasked(<vscale x 8 x i32> %va, <vscale x 8 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv8i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v12
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i32> @llvm.vp.uadd.sat.nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i32> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i32> %v
+}
+
+define <vscale x 8 x i32> @vsaddu_vx_nxv8i32(<vscale x 8 x i32> %va, i32 %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv8i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m4, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i32> %elt.head, <vscale x 8 x i32> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i32> @llvm.vp.uadd.sat.nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i32> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i32> %v
+}
+
+define <vscale x 8 x i32> @vsaddu_vx_nxv8i32_unmasked(<vscale x 8 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv8i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m4, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i32> %elt.head, <vscale x 8 x i32> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i32> @llvm.vp.uadd.sat.nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i32> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i32> %v
+}
+
+define <vscale x 8 x i32> @vsaddu_vi_nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv8i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i32> %elt.head, <vscale x 8 x i32> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i32> @llvm.vp.uadd.sat.nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i32> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i32> %v
+}
+
+define <vscale x 8 x i32> @vsaddu_vi_nxv8i32_unmasked(<vscale x 8 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv8i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i32> %elt.head, <vscale x 8 x i32> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i32> @llvm.vp.uadd.sat.nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i32> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i32> %v
+}
+
+declare <vscale x 16 x i32> @llvm.vp.uadd.sat.nxv16i32(<vscale x 16 x i32>, <vscale x 16 x i32>, <vscale x 16 x i1>, i32)
+
+define <vscale x 16 x i32> @vsaddu_vv_nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i32> %b, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv16i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v16, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 16 x i32> @llvm.vp.uadd.sat.nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i32> %b, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i32> %v
+}
+
+define <vscale x 16 x i32> @vsaddu_vv_nxv16i32_unmasked(<vscale x 16 x i32> %va, <vscale x 16 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv16i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v16
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i32> @llvm.vp.uadd.sat.nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i32> %b, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i32> %v
+}
+
+define <vscale x 16 x i32> @vsaddu_vx_nxv16i32(<vscale x 16 x i32> %va, i32 %b, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv16i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m8, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 16 x i32> %elt.head, <vscale x 16 x i32> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i32> @llvm.vp.uadd.sat.nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i32> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i32> %v
+}
+
+define <vscale x 16 x i32> @vsaddu_vx_nxv16i32_unmasked(<vscale x 16 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vx_nxv16i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m8, ta, ma
+; CHECK-NEXT: vsaddu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 16 x i32> %elt.head, <vscale x 16 x i32> poison, <vscale x 16 x i32> zeroinitializer
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i32> @llvm.vp.uadd.sat.nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i32> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i32> %v
+}
+
+define <vscale x 16 x i32> @vsaddu_vi_nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv16i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 16 x i32> %elt.head, <vscale x 16 x i32> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i32> @llvm.vp.uadd.sat.nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i32> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i32> %v
+}
+
+define <vscale x 16 x i32> @vsaddu_vi_nxv16i32_unmasked(<vscale x 16 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv16i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 16 x i32> %elt.head, <vscale x 16 x i32> poison, <vscale x 16 x i32> zeroinitializer
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i32> @llvm.vp.uadd.sat.nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i32> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i32> %v
+}
+
+; Test that split-legalization works then the mask needs manual splitting.
+
+declare <vscale x 32 x i32> @llvm.vp.uadd.sat.nxv32i32(<vscale x 32 x i32>, <vscale x 32 x i32>, <vscale x 32 x i1>, i32)
+
+define <vscale x 32 x i32> @vsaddu_vi_nxv32i32(<vscale x 32 x i32> %va, <vscale x 32 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv32i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vmv1r.v v24, v0
+; CHECK-NEXT: csrr a1, vlenb
+; CHECK-NEXT: srli a2, a1, 2
+; CHECK-NEXT: vsetvli a3, zero, e8, mf2, ta, ma
+; CHECK-NEXT: vslidedown.vx v0, v0, a2
+; CHECK-NEXT: slli a1, a1, 1
+; CHECK-NEXT: sub a2, a0, a1
+; CHECK-NEXT: sltu a3, a0, a2
+; CHECK-NEXT: addi a3, a3, -1
+; CHECK-NEXT: and a2, a3, a2
+; CHECK-NEXT: vsetvli zero, a2, e32, m8, ta, ma
+; CHECK-NEXT: vsaddu.vi v16, v16, -1, v0.t
+; CHECK-NEXT: bltu a0, a1, .LBB118_2
+; CHECK-NEXT: # %bb.1:
+; CHECK-NEXT: mv a0, a1
+; CHECK-NEXT: .LBB118_2:
+; CHECK-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; CHECK-NEXT: vmv1r.v v0, v24
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 32 x i32> %elt.head, <vscale x 32 x i32> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i32> @llvm.vp.uadd.sat.nxv32i32(<vscale x 32 x i32> %va, <vscale x 32 x i32> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i32> %v
+}
+
+define <vscale x 32 x i32> @vsaddu_vi_nxv32i32_unmasked(<vscale x 32 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv32i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: csrr a1, vlenb
+; CHECK-NEXT: slli a1, a1, 1
+; CHECK-NEXT: sub a2, a0, a1
+; CHECK-NEXT: sltu a3, a0, a2
+; CHECK-NEXT: addi a3, a3, -1
+; CHECK-NEXT: and a2, a3, a2
+; CHECK-NEXT: vsetvli zero, a2, e32, m8, ta, ma
+; CHECK-NEXT: vsaddu.vi v16, v16, -1
+; CHECK-NEXT: bltu a0, a1, .LBB119_2
+; CHECK-NEXT: # %bb.1:
+; CHECK-NEXT: mv a0, a1
+; CHECK-NEXT: .LBB119_2:
+; CHECK-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 32 x i32> %elt.head, <vscale x 32 x i32> poison, <vscale x 32 x i32> zeroinitializer
+ %head = insertelement <vscale x 32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 32 x i1> %head, <vscale x 32 x i1> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i32> @llvm.vp.uadd.sat.nxv32i32(<vscale x 32 x i32> %va, <vscale x 32 x i32> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i32> %v
+}
+
+declare <vscale x 1 x i64> @llvm.vp.uadd.sat.nxv1i64(<vscale x 1 x i64>, <vscale x 1 x i64>, <vscale x 1 x i1>, i32)
+
+define <vscale x 1 x i64> @vsaddu_vv_nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i64> %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv1i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 1 x i64> @llvm.vp.uadd.sat.nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i64> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i64> %v
+}
+
+define <vscale x 1 x i64> @vsaddu_vv_nxv1i64_unmasked(<vscale x 1 x i64> %va, <vscale x 1 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv1i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i64> @llvm.vp.uadd.sat.nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i64> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i64> %v
+}
+
+define <vscale x 1 x i64> @vsaddu_vx_nxv1i64(<vscale x 1 x i64> %va, i64 %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vsaddu_vx_nxv1i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m1, ta, ma
+; RV32-NEXT: vlse64.v v9, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m1, ta, ma
+; RV32-NEXT: vsaddu.vv v8, v8, v9, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsaddu_vx_nxv1i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m1, ta, ma
+; RV64-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i64> %elt.head, <vscale x 1 x i64> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i64> @llvm.vp.uadd.sat.nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i64> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i64> %v
+}
+
+define <vscale x 1 x i64> @vsaddu_vx_nxv1i64_unmasked(<vscale x 1 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vsaddu_vx_nxv1i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m1, ta, ma
+; RV32-NEXT: vlse64.v v9, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m1, ta, ma
+; RV32-NEXT: vsaddu.vv v8, v8, v9
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsaddu_vx_nxv1i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m1, ta, ma
+; RV64-NEXT: vsaddu.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i64> %elt.head, <vscale x 1 x i64> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i64> @llvm.vp.uadd.sat.nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i64> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i64> %v
+}
+
+define <vscale x 1 x i64> @vsaddu_vi_nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv1i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i64> %elt.head, <vscale x 1 x i64> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i64> @llvm.vp.uadd.sat.nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i64> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i64> %v
+}
+
+define <vscale x 1 x i64> @vsaddu_vi_nxv1i64_unmasked(<vscale x 1 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv1i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i64> %elt.head, <vscale x 1 x i64> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i64> @llvm.vp.uadd.sat.nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i64> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i64> %v
+}
+
+declare <vscale x 2 x i64> @llvm.vp.uadd.sat.nxv2i64(<vscale x 2 x i64>, <vscale x 2 x i64>, <vscale x 2 x i1>, i32)
+
+define <vscale x 2 x i64> @vsaddu_vv_nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i64> %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv2i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v10, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 2 x i64> @llvm.vp.uadd.sat.nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i64> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i64> %v
+}
+
+define <vscale x 2 x i64> @vsaddu_vv_nxv2i64_unmasked(<vscale x 2 x i64> %va, <vscale x 2 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv2i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i64> @llvm.vp.uadd.sat.nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i64> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i64> %v
+}
+
+define <vscale x 2 x i64> @vsaddu_vx_nxv2i64(<vscale x 2 x i64> %va, i64 %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vsaddu_vx_nxv2i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m2, ta, ma
+; RV32-NEXT: vlse64.v v10, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m2, ta, ma
+; RV32-NEXT: vsaddu.vv v8, v8, v10, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsaddu_vx_nxv2i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m2, ta, ma
+; RV64-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i64> %elt.head, <vscale x 2 x i64> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i64> @llvm.vp.uadd.sat.nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i64> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i64> %v
+}
+
+define <vscale x 2 x i64> @vsaddu_vx_nxv2i64_unmasked(<vscale x 2 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vsaddu_vx_nxv2i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m2, ta, ma
+; RV32-NEXT: vlse64.v v10, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m2, ta, ma
+; RV32-NEXT: vsaddu.vv v8, v8, v10
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsaddu_vx_nxv2i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m2, ta, ma
+; RV64-NEXT: vsaddu.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i64> %elt.head, <vscale x 2 x i64> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i64> @llvm.vp.uadd.sat.nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i64> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i64> %v
+}
+
+define <vscale x 2 x i64> @vsaddu_vi_nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv2i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i64> %elt.head, <vscale x 2 x i64> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i64> @llvm.vp.uadd.sat.nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i64> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i64> %v
+}
+
+define <vscale x 2 x i64> @vsaddu_vi_nxv2i64_unmasked(<vscale x 2 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv2i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i64> %elt.head, <vscale x 2 x i64> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i64> @llvm.vp.uadd.sat.nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i64> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i64> %v
+}
+
+declare <vscale x 4 x i64> @llvm.vp.uadd.sat.nxv4i64(<vscale x 4 x i64>, <vscale x 4 x i64>, <vscale x 4 x i1>, i32)
+
+define <vscale x 4 x i64> @vsaddu_vv_nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i64> %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv4i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v12, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 4 x i64> @llvm.vp.uadd.sat.nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i64> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i64> %v
+}
+
+define <vscale x 4 x i64> @vsaddu_vv_nxv4i64_unmasked(<vscale x 4 x i64> %va, <vscale x 4 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv4i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v12
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i64> @llvm.vp.uadd.sat.nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i64> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i64> %v
+}
+
+define <vscale x 4 x i64> @vsaddu_vx_nxv4i64(<vscale x 4 x i64> %va, i64 %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vsaddu_vx_nxv4i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m4, ta, ma
+; RV32-NEXT: vlse64.v v12, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m4, ta, ma
+; RV32-NEXT: vsaddu.vv v8, v8, v12, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsaddu_vx_nxv4i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m4, ta, ma
+; RV64-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i64> %elt.head, <vscale x 4 x i64> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i64> @llvm.vp.uadd.sat.nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i64> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i64> %v
+}
+
+define <vscale x 4 x i64> @vsaddu_vx_nxv4i64_unmasked(<vscale x 4 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vsaddu_vx_nxv4i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m4, ta, ma
+; RV32-NEXT: vlse64.v v12, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m4, ta, ma
+; RV32-NEXT: vsaddu.vv v8, v8, v12
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsaddu_vx_nxv4i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m4, ta, ma
+; RV64-NEXT: vsaddu.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i64> %elt.head, <vscale x 4 x i64> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i64> @llvm.vp.uadd.sat.nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i64> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i64> %v
+}
+
+define <vscale x 4 x i64> @vsaddu_vi_nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv4i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i64> %elt.head, <vscale x 4 x i64> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i64> @llvm.vp.uadd.sat.nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i64> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i64> %v
+}
+
+define <vscale x 4 x i64> @vsaddu_vi_nxv4i64_unmasked(<vscale x 4 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv4i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i64> %elt.head, <vscale x 4 x i64> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i64> @llvm.vp.uadd.sat.nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i64> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i64> %v
+}
+
+declare <vscale x 8 x i64> @llvm.vp.uadd.sat.nxv8i64(<vscale x 8 x i64>, <vscale x 8 x i64>, <vscale x 8 x i1>, i32)
+
+define <vscale x 8 x i64> @vsaddu_vv_nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i64> %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv8i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v16, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 8 x i64> @llvm.vp.uadd.sat.nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i64> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i64> %v
+}
+
+define <vscale x 8 x i64> @vsaddu_vv_nxv8i64_unmasked(<vscale x 8 x i64> %va, <vscale x 8 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vv_nxv8i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vsaddu.vv v8, v8, v16
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i64> @llvm.vp.uadd.sat.nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i64> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i64> %v
+}
+
+define <vscale x 8 x i64> @vsaddu_vx_nxv8i64(<vscale x 8 x i64> %va, i64 %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vsaddu_vx_nxv8i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m8, ta, ma
+; RV32-NEXT: vlse64.v v16, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m8, ta, ma
+; RV32-NEXT: vsaddu.vv v8, v8, v16, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsaddu_vx_nxv8i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV64-NEXT: vsaddu.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i64> %elt.head, <vscale x 8 x i64> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i64> @llvm.vp.uadd.sat.nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i64> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i64> %v
+}
+
+define <vscale x 8 x i64> @vsaddu_vx_nxv8i64_unmasked(<vscale x 8 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vsaddu_vx_nxv8i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m8, ta, ma
+; RV32-NEXT: vlse64.v v16, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m8, ta, ma
+; RV32-NEXT: vsaddu.vv v8, v8, v16
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vsaddu_vx_nxv8i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV64-NEXT: vsaddu.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i64> %elt.head, <vscale x 8 x i64> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i64> @llvm.vp.uadd.sat.nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i64> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i64> %v
+}
+
+define <vscale x 8 x i64> @vsaddu_vi_nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv8i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i64> %elt.head, <vscale x 8 x i64> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i64> @llvm.vp.uadd.sat.nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i64> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i64> %v
+}
+
+define <vscale x 8 x i64> @vsaddu_vi_nxv8i64_unmasked(<vscale x 8 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vsaddu_vi_nxv8i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vsaddu.vi v8, v8, -1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i64> %elt.head, <vscale x 8 x i64> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i64> @llvm.vp.uadd.sat.nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i64> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i64> %v
+}
diff --git a/llvm/test/CodeGen/RISCV/rvv/vssub-vp.ll b/llvm/test/CodeGen/RISCV/rvv/vssub-vp.ll
new file mode 100644
index 00000000000000..2d51a2ee44f658
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/rvv/vssub-vp.ll
@@ -0,0 +1,2067 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -mtriple=riscv32 -mattr=+v -verify-machineinstrs < %s \
+; RUN: | FileCheck %s --check-prefixes=CHECK,RV32
+; RUN: llc -mtriple=riscv64 -mattr=+v -verify-machineinstrs < %s \
+; RUN: | FileCheck %s --check-prefixes=CHECK,RV64
+
+declare <vscale x 8 x i7> @llvm.vp.ssub.sat.nxv8i7(<vscale x 8 x i7>, <vscale x 8 x i7>, <vscale x 8 x i1>, i32)
+
+define <vscale x 8 x i7> @vssub_vx_nxv8i7(<vscale x 8 x i7> %a, i7 signext %b, <vscale x 8 x i1> %mask, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv8i7:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli a2, zero, e8, m1, ta, ma
+; CHECK-NEXT: vadd.vv v8, v8, v8
+; CHECK-NEXT: vsra.vi v8, v8, 1
+; CHECK-NEXT: vsetvli zero, a1, e8, m1, ta, ma
+; CHECK-NEXT: vsub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: li a0, 63
+; CHECK-NEXT: vmin.vx v8, v8, a0, v0.t
+; CHECK-NEXT: li a0, 192
+; CHECK-NEXT: vmax.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i7> poison, i7 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i7> %elt.head, <vscale x 8 x i7> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i7> @llvm.vp.ssub.sat.nxv8i7(<vscale x 8 x i7> %a, <vscale x 8 x i7> %vb, <vscale x 8 x i1> %mask, i32 %evl)
+ ret <vscale x 8 x i7> %v
+}
+
+declare <vscale x 1 x i8> @llvm.vp.ssub.sat.nxv1i8(<vscale x 1 x i8>, <vscale x 1 x i8>, <vscale x 1 x i1>, i32)
+
+define <vscale x 1 x i8> @vssub_vv_nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i8> %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv1i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 1 x i8> @llvm.vp.ssub.sat.nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i8> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i8> %v
+}
+
+define <vscale x 1 x i8> @vssub_vv_nxv1i8_unmasked(<vscale x 1 x i8> %va, <vscale x 1 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv1i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i8> @llvm.vp.ssub.sat.nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i8> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i8> %v
+}
+
+define <vscale x 1 x i8> @vssub_vx_nxv1i8(<vscale x 1 x i8> %va, i8 %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv1i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf8, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i8> %elt.head, <vscale x 1 x i8> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i8> @llvm.vp.ssub.sat.nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i8> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i8> %v
+}
+
+define <vscale x 1 x i8> @vssub_vx_nxv1i8_commute(<vscale x 1 x i8> %va, i8 %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv1i8_commute:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli a2, zero, e8, mf8, ta, ma
+; CHECK-NEXT: vmv.v.x v9, a0
+; CHECK-NEXT: vsetvli zero, a1, e8, mf8, ta, ma
+; CHECK-NEXT: vssub.vv v8, v9, v8, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i8> %elt.head, <vscale x 1 x i8> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i8> @llvm.vp.ssub.sat.nxv1i8(<vscale x 1 x i8> %vb, <vscale x 1 x i8> %va, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i8> %v
+}
+
+define <vscale x 1 x i8> @vssub_vx_nxv1i8_unmasked(<vscale x 1 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv1i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf8, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i8> %elt.head, <vscale x 1 x i8> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i8> @llvm.vp.ssub.sat.nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i8> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i8> %v
+}
+
+define <vscale x 1 x i8> @vssub_vi_nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv1i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i8> %elt.head, <vscale x 1 x i8> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i8> @llvm.vp.ssub.sat.nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i8> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i8> %v
+}
+
+define <vscale x 1 x i8> @vssub_vi_nxv1i8_unmasked(<vscale x 1 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv1i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i8> %elt.head, <vscale x 1 x i8> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i8> @llvm.vp.ssub.sat.nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i8> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i8> %v
+}
+
+declare <vscale x 2 x i8> @llvm.vp.ssub.sat.nxv2i8(<vscale x 2 x i8>, <vscale x 2 x i8>, <vscale x 2 x i1>, i32)
+
+define <vscale x 2 x i8> @vssub_vv_nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i8> %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv2i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 2 x i8> @llvm.vp.ssub.sat.nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i8> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i8> %v
+}
+
+define <vscale x 2 x i8> @vssub_vv_nxv2i8_unmasked(<vscale x 2 x i8> %va, <vscale x 2 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv2i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i8> @llvm.vp.ssub.sat.nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i8> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i8> %v
+}
+
+define <vscale x 2 x i8> @vssub_vx_nxv2i8(<vscale x 2 x i8> %va, i8 %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv2i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i8> %elt.head, <vscale x 2 x i8> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i8> @llvm.vp.ssub.sat.nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i8> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i8> %v
+}
+
+define <vscale x 2 x i8> @vssub_vx_nxv2i8_unmasked(<vscale x 2 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv2i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i8> %elt.head, <vscale x 2 x i8> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i8> @llvm.vp.ssub.sat.nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i8> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i8> %v
+}
+
+define <vscale x 2 x i8> @vssub_vi_nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv2i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i8> %elt.head, <vscale x 2 x i8> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i8> @llvm.vp.ssub.sat.nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i8> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i8> %v
+}
+
+define <vscale x 2 x i8> @vssub_vi_nxv2i8_unmasked(<vscale x 2 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv2i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i8> %elt.head, <vscale x 2 x i8> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i8> @llvm.vp.ssub.sat.nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i8> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i8> %v
+}
+
+declare <vscale x 3 x i8> @llvm.vp.ssub.sat.nxv3i8(<vscale x 3 x i8>, <vscale x 3 x i8>, <vscale x 3 x i1>, i32)
+
+define <vscale x 3 x i8> @vssub_vv_nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i8> %b, <vscale x 3 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv3i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 3 x i8> @llvm.vp.ssub.sat.nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i8> %b, <vscale x 3 x i1> %m, i32 %evl)
+ ret <vscale x 3 x i8> %v
+}
+
+define <vscale x 3 x i8> @vssub_vv_nxv3i8_unmasked(<vscale x 3 x i8> %va, <vscale x 3 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv3i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 3 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 3 x i1> %head, <vscale x 3 x i1> poison, <vscale x 3 x i32> zeroinitializer
+ %v = call <vscale x 3 x i8> @llvm.vp.ssub.sat.nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i8> %b, <vscale x 3 x i1> %m, i32 %evl)
+ ret <vscale x 3 x i8> %v
+}
+
+define <vscale x 3 x i8> @vssub_vx_nxv3i8(<vscale x 3 x i8> %va, i8 %b, <vscale x 3 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv3i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 3 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 3 x i8> %elt.head, <vscale x 3 x i8> poison, <vscale x 3 x i32> zeroinitializer
+ %v = call <vscale x 3 x i8> @llvm.vp.ssub.sat.nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i8> %vb, <vscale x 3 x i1> %m, i32 %evl)
+ ret <vscale x 3 x i8> %v
+}
+
+define <vscale x 3 x i8> @vssub_vx_nxv3i8_unmasked(<vscale x 3 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv3i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 3 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 3 x i8> %elt.head, <vscale x 3 x i8> poison, <vscale x 3 x i32> zeroinitializer
+ %head = insertelement <vscale x 3 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 3 x i1> %head, <vscale x 3 x i1> poison, <vscale x 3 x i32> zeroinitializer
+ %v = call <vscale x 3 x i8> @llvm.vp.ssub.sat.nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i8> %vb, <vscale x 3 x i1> %m, i32 %evl)
+ ret <vscale x 3 x i8> %v
+}
+
+define <vscale x 3 x i8> @vssub_vi_nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv3i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 3 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 3 x i8> %elt.head, <vscale x 3 x i8> poison, <vscale x 3 x i32> zeroinitializer
+ %v = call <vscale x 3 x i8> @llvm.vp.ssub.sat.nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i8> %vb, <vscale x 3 x i1> %m, i32 %evl)
+ ret <vscale x 3 x i8> %v
+}
+
+define <vscale x 3 x i8> @vssub_vi_nxv3i8_unmasked(<vscale x 3 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv3i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 3 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 3 x i8> %elt.head, <vscale x 3 x i8> poison, <vscale x 3 x i32> zeroinitializer
+ %head = insertelement <vscale x 3 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 3 x i1> %head, <vscale x 3 x i1> poison, <vscale x 3 x i32> zeroinitializer
+ %v = call <vscale x 3 x i8> @llvm.vp.ssub.sat.nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i8> %vb, <vscale x 3 x i1> %m, i32 %evl)
+ ret <vscale x 3 x i8> %v
+}
+
+declare <vscale x 4 x i8> @llvm.vp.ssub.sat.nxv4i8(<vscale x 4 x i8>, <vscale x 4 x i8>, <vscale x 4 x i1>, i32)
+
+define <vscale x 4 x i8> @vssub_vv_nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i8> %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv4i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 4 x i8> @llvm.vp.ssub.sat.nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i8> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i8> %v
+}
+
+define <vscale x 4 x i8> @vssub_vv_nxv4i8_unmasked(<vscale x 4 x i8> %va, <vscale x 4 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv4i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i8> @llvm.vp.ssub.sat.nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i8> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i8> %v
+}
+
+define <vscale x 4 x i8> @vssub_vx_nxv4i8(<vscale x 4 x i8> %va, i8 %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv4i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i8> %elt.head, <vscale x 4 x i8> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i8> @llvm.vp.ssub.sat.nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i8> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i8> %v
+}
+
+define <vscale x 4 x i8> @vssub_vx_nxv4i8_unmasked(<vscale x 4 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv4i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i8> %elt.head, <vscale x 4 x i8> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i8> @llvm.vp.ssub.sat.nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i8> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i8> %v
+}
+
+define <vscale x 4 x i8> @vssub_vi_nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv4i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i8> %elt.head, <vscale x 4 x i8> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i8> @llvm.vp.ssub.sat.nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i8> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i8> %v
+}
+
+define <vscale x 4 x i8> @vssub_vi_nxv4i8_unmasked(<vscale x 4 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv4i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i8> %elt.head, <vscale x 4 x i8> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i8> @llvm.vp.ssub.sat.nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i8> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i8> %v
+}
+
+declare <vscale x 8 x i8> @llvm.vp.ssub.sat.nxv8i8(<vscale x 8 x i8>, <vscale x 8 x i8>, <vscale x 8 x i1>, i32)
+
+define <vscale x 8 x i8> @vssub_vv_nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i8> %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv8i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 8 x i8> @llvm.vp.ssub.sat.nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i8> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i8> %v
+}
+
+define <vscale x 8 x i8> @vssub_vv_nxv8i8_unmasked(<vscale x 8 x i8> %va, <vscale x 8 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv8i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i8> @llvm.vp.ssub.sat.nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i8> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i8> %v
+}
+
+define <vscale x 8 x i8> @vssub_vx_nxv8i8(<vscale x 8 x i8> %va, i8 %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv8i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m1, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i8> %elt.head, <vscale x 8 x i8> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i8> @llvm.vp.ssub.sat.nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i8> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i8> %v
+}
+
+define <vscale x 8 x i8> @vssub_vx_nxv8i8_unmasked(<vscale x 8 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv8i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m1, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i8> %elt.head, <vscale x 8 x i8> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i8> @llvm.vp.ssub.sat.nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i8> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i8> %v
+}
+
+define <vscale x 8 x i8> @vssub_vi_nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv8i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i8> %elt.head, <vscale x 8 x i8> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i8> @llvm.vp.ssub.sat.nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i8> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i8> %v
+}
+
+define <vscale x 8 x i8> @vssub_vi_nxv8i8_unmasked(<vscale x 8 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv8i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i8> %elt.head, <vscale x 8 x i8> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i8> @llvm.vp.ssub.sat.nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i8> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i8> %v
+}
+
+declare <vscale x 16 x i8> @llvm.vp.ssub.sat.nxv16i8(<vscale x 16 x i8>, <vscale x 16 x i8>, <vscale x 16 x i1>, i32)
+
+define <vscale x 16 x i8> @vssub_vv_nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i8> %b, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv16i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v10, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 16 x i8> @llvm.vp.ssub.sat.nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i8> %b, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i8> %v
+}
+
+define <vscale x 16 x i8> @vssub_vv_nxv16i8_unmasked(<vscale x 16 x i8> %va, <vscale x 16 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv16i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i8> @llvm.vp.ssub.sat.nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i8> %b, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i8> %v
+}
+
+define <vscale x 16 x i8> @vssub_vx_nxv16i8(<vscale x 16 x i8> %va, i8 %b, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv16i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 16 x i8> %elt.head, <vscale x 16 x i8> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i8> @llvm.vp.ssub.sat.nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i8> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i8> %v
+}
+
+define <vscale x 16 x i8> @vssub_vx_nxv16i8_unmasked(<vscale x 16 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv16i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 16 x i8> %elt.head, <vscale x 16 x i8> poison, <vscale x 16 x i32> zeroinitializer
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i8> @llvm.vp.ssub.sat.nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i8> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i8> %v
+}
+
+define <vscale x 16 x i8> @vssub_vi_nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv16i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, m2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 16 x i8> %elt.head, <vscale x 16 x i8> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i8> @llvm.vp.ssub.sat.nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i8> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i8> %v
+}
+
+define <vscale x 16 x i8> @vssub_vi_nxv16i8_unmasked(<vscale x 16 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv16i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, m2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 16 x i8> %elt.head, <vscale x 16 x i8> poison, <vscale x 16 x i32> zeroinitializer
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i8> @llvm.vp.ssub.sat.nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i8> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i8> %v
+}
+
+declare <vscale x 32 x i8> @llvm.vp.ssub.sat.nxv32i8(<vscale x 32 x i8>, <vscale x 32 x i8>, <vscale x 32 x i1>, i32)
+
+define <vscale x 32 x i8> @vssub_vv_nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i8> %b, <vscale x 32 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv32i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m4, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v12, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 32 x i8> @llvm.vp.ssub.sat.nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i8> %b, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i8> %v
+}
+
+define <vscale x 32 x i8> @vssub_vv_nxv32i8_unmasked(<vscale x 32 x i8> %va, <vscale x 32 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv32i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m4, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v12
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 32 x i1> %head, <vscale x 32 x i1> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i8> @llvm.vp.ssub.sat.nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i8> %b, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i8> %v
+}
+
+define <vscale x 32 x i8> @vssub_vx_nxv32i8(<vscale x 32 x i8> %va, i8 %b, <vscale x 32 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv32i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 32 x i8> %elt.head, <vscale x 32 x i8> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i8> @llvm.vp.ssub.sat.nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i8> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i8> %v
+}
+
+define <vscale x 32 x i8> @vssub_vx_nxv32i8_unmasked(<vscale x 32 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv32i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 32 x i8> %elt.head, <vscale x 32 x i8> poison, <vscale x 32 x i32> zeroinitializer
+ %head = insertelement <vscale x 32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 32 x i1> %head, <vscale x 32 x i1> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i8> @llvm.vp.ssub.sat.nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i8> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i8> %v
+}
+
+define <vscale x 32 x i8> @vssub_vi_nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv32i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, m4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 32 x i8> %elt.head, <vscale x 32 x i8> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i8> @llvm.vp.ssub.sat.nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i8> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i8> %v
+}
+
+define <vscale x 32 x i8> @vssub_vi_nxv32i8_unmasked(<vscale x 32 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv32i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, m4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 32 x i8> %elt.head, <vscale x 32 x i8> poison, <vscale x 32 x i32> zeroinitializer
+ %head = insertelement <vscale x 32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 32 x i1> %head, <vscale x 32 x i1> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i8> @llvm.vp.ssub.sat.nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i8> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i8> %v
+}
+
+declare <vscale x 64 x i8> @llvm.vp.ssub.sat.nxv64i8(<vscale x 64 x i8>, <vscale x 64 x i8>, <vscale x 64 x i1>, i32)
+
+define <vscale x 64 x i8> @vssub_vv_nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i8> %b, <vscale x 64 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv64i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m8, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v16, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 64 x i8> @llvm.vp.ssub.sat.nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i8> %b, <vscale x 64 x i1> %m, i32 %evl)
+ ret <vscale x 64 x i8> %v
+}
+
+define <vscale x 64 x i8> @vssub_vv_nxv64i8_unmasked(<vscale x 64 x i8> %va, <vscale x 64 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv64i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m8, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v16
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 64 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 64 x i1> %head, <vscale x 64 x i1> poison, <vscale x 64 x i32> zeroinitializer
+ %v = call <vscale x 64 x i8> @llvm.vp.ssub.sat.nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i8> %b, <vscale x 64 x i1> %m, i32 %evl)
+ ret <vscale x 64 x i8> %v
+}
+
+define <vscale x 64 x i8> @vssub_vx_nxv64i8(<vscale x 64 x i8> %va, i8 %b, <vscale x 64 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv64i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m8, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 64 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 64 x i8> %elt.head, <vscale x 64 x i8> poison, <vscale x 64 x i32> zeroinitializer
+ %v = call <vscale x 64 x i8> @llvm.vp.ssub.sat.nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i8> %vb, <vscale x 64 x i1> %m, i32 %evl)
+ ret <vscale x 64 x i8> %v
+}
+
+define <vscale x 64 x i8> @vssub_vx_nxv64i8_unmasked(<vscale x 64 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv64i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m8, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 64 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 64 x i8> %elt.head, <vscale x 64 x i8> poison, <vscale x 64 x i32> zeroinitializer
+ %head = insertelement <vscale x 64 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 64 x i1> %head, <vscale x 64 x i1> poison, <vscale x 64 x i32> zeroinitializer
+ %v = call <vscale x 64 x i8> @llvm.vp.ssub.sat.nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i8> %vb, <vscale x 64 x i1> %m, i32 %evl)
+ ret <vscale x 64 x i8> %v
+}
+
+define <vscale x 64 x i8> @vssub_vi_nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv64i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, m8, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 64 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 64 x i8> %elt.head, <vscale x 64 x i8> poison, <vscale x 64 x i32> zeroinitializer
+ %v = call <vscale x 64 x i8> @llvm.vp.ssub.sat.nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i8> %vb, <vscale x 64 x i1> %m, i32 %evl)
+ ret <vscale x 64 x i8> %v
+}
+
+define <vscale x 64 x i8> @vssub_vi_nxv64i8_unmasked(<vscale x 64 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv64i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, m8, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 64 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 64 x i8> %elt.head, <vscale x 64 x i8> poison, <vscale x 64 x i32> zeroinitializer
+ %head = insertelement <vscale x 64 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 64 x i1> %head, <vscale x 64 x i1> poison, <vscale x 64 x i32> zeroinitializer
+ %v = call <vscale x 64 x i8> @llvm.vp.ssub.sat.nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i8> %vb, <vscale x 64 x i1> %m, i32 %evl)
+ ret <vscale x 64 x i8> %v
+}
+
+; Test that split-legalization works when the mask itself needs splitting.
+
+declare <vscale x 128 x i8> @llvm.vp.ssub.sat.nxv128i8(<vscale x 128 x i8>, <vscale x 128 x i8>, <vscale x 128 x i1>, i32)
+
+define <vscale x 128 x i8> @vssub_vi_nxv128i8(<vscale x 128 x i8> %va, <vscale x 128 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv128i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vmv1r.v v24, v0
+; CHECK-NEXT: vsetvli a2, zero, e8, m8, ta, ma
+; CHECK-NEXT: vlm.v v0, (a0)
+; CHECK-NEXT: csrr a2, vlenb
+; CHECK-NEXT: slli a2, a2, 3
+; CHECK-NEXT: sub a0, a1, a2
+; CHECK-NEXT: sltu a3, a1, a0
+; CHECK-NEXT: addi a3, a3, -1
+; CHECK-NEXT: and a3, a3, a0
+; CHECK-NEXT: li a0, -1
+; CHECK-NEXT: vsetvli zero, a3, e8, m8, ta, ma
+; CHECK-NEXT: vssub.vx v16, v16, a0, v0.t
+; CHECK-NEXT: bltu a1, a2, .LBB50_2
+; CHECK-NEXT: # %bb.1:
+; CHECK-NEXT: mv a1, a2
+; CHECK-NEXT: .LBB50_2:
+; CHECK-NEXT: vsetvli zero, a1, e8, m8, ta, ma
+; CHECK-NEXT: vmv1r.v v0, v24
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 128 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 128 x i8> %elt.head, <vscale x 128 x i8> poison, <vscale x 128 x i32> zeroinitializer
+ %v = call <vscale x 128 x i8> @llvm.vp.ssub.sat.nxv128i8(<vscale x 128 x i8> %va, <vscale x 128 x i8> %vb, <vscale x 128 x i1> %m, i32 %evl)
+ ret <vscale x 128 x i8> %v
+}
+
+define <vscale x 128 x i8> @vssub_vi_nxv128i8_unmasked(<vscale x 128 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv128i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: csrr a1, vlenb
+; CHECK-NEXT: slli a1, a1, 3
+; CHECK-NEXT: sub a2, a0, a1
+; CHECK-NEXT: sltu a3, a0, a2
+; CHECK-NEXT: addi a3, a3, -1
+; CHECK-NEXT: and a3, a3, a2
+; CHECK-NEXT: li a2, -1
+; CHECK-NEXT: vsetvli zero, a3, e8, m8, ta, ma
+; CHECK-NEXT: vssub.vx v16, v16, a2
+; CHECK-NEXT: bltu a0, a1, .LBB51_2
+; CHECK-NEXT: # %bb.1:
+; CHECK-NEXT: mv a0, a1
+; CHECK-NEXT: .LBB51_2:
+; CHECK-NEXT: vsetvli zero, a0, e8, m8, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a2
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 128 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 128 x i8> %elt.head, <vscale x 128 x i8> poison, <vscale x 128 x i32> zeroinitializer
+ %head = insertelement <vscale x 128 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 128 x i1> %head, <vscale x 128 x i1> poison, <vscale x 128 x i32> zeroinitializer
+ %v = call <vscale x 128 x i8> @llvm.vp.ssub.sat.nxv128i8(<vscale x 128 x i8> %va, <vscale x 128 x i8> %vb, <vscale x 128 x i1> %m, i32 %evl)
+ ret <vscale x 128 x i8> %v
+}
+
+declare <vscale x 1 x i16> @llvm.vp.ssub.sat.nxv1i16(<vscale x 1 x i16>, <vscale x 1 x i16>, <vscale x 1 x i1>, i32)
+
+define <vscale x 1 x i16> @vssub_vv_nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i16> %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv1i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 1 x i16> @llvm.vp.ssub.sat.nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i16> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i16> %v
+}
+
+define <vscale x 1 x i16> @vssub_vv_nxv1i16_unmasked(<vscale x 1 x i16> %va, <vscale x 1 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv1i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i16> @llvm.vp.ssub.sat.nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i16> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i16> %v
+}
+
+define <vscale x 1 x i16> @vssub_vx_nxv1i16(<vscale x 1 x i16> %va, i16 %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv1i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i16> %elt.head, <vscale x 1 x i16> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i16> @llvm.vp.ssub.sat.nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i16> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i16> %v
+}
+
+define <vscale x 1 x i16> @vssub_vx_nxv1i16_unmasked(<vscale x 1 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv1i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i16> %elt.head, <vscale x 1 x i16> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i16> @llvm.vp.ssub.sat.nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i16> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i16> %v
+}
+
+define <vscale x 1 x i16> @vssub_vi_nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv1i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i16> %elt.head, <vscale x 1 x i16> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i16> @llvm.vp.ssub.sat.nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i16> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i16> %v
+}
+
+define <vscale x 1 x i16> @vssub_vi_nxv1i16_unmasked(<vscale x 1 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv1i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i16> %elt.head, <vscale x 1 x i16> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i16> @llvm.vp.ssub.sat.nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i16> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i16> %v
+}
+
+declare <vscale x 2 x i16> @llvm.vp.ssub.sat.nxv2i16(<vscale x 2 x i16>, <vscale x 2 x i16>, <vscale x 2 x i1>, i32)
+
+define <vscale x 2 x i16> @vssub_vv_nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i16> %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv2i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 2 x i16> @llvm.vp.ssub.sat.nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i16> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i16> %v
+}
+
+define <vscale x 2 x i16> @vssub_vv_nxv2i16_unmasked(<vscale x 2 x i16> %va, <vscale x 2 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv2i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i16> @llvm.vp.ssub.sat.nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i16> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i16> %v
+}
+
+define <vscale x 2 x i16> @vssub_vx_nxv2i16(<vscale x 2 x i16> %va, i16 %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv2i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i16> %elt.head, <vscale x 2 x i16> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i16> @llvm.vp.ssub.sat.nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i16> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i16> %v
+}
+
+define <vscale x 2 x i16> @vssub_vx_nxv2i16_unmasked(<vscale x 2 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv2i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i16> %elt.head, <vscale x 2 x i16> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i16> @llvm.vp.ssub.sat.nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i16> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i16> %v
+}
+
+define <vscale x 2 x i16> @vssub_vi_nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv2i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i16> %elt.head, <vscale x 2 x i16> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i16> @llvm.vp.ssub.sat.nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i16> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i16> %v
+}
+
+define <vscale x 2 x i16> @vssub_vi_nxv2i16_unmasked(<vscale x 2 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv2i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i16> %elt.head, <vscale x 2 x i16> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i16> @llvm.vp.ssub.sat.nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i16> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i16> %v
+}
+
+declare <vscale x 4 x i16> @llvm.vp.ssub.sat.nxv4i16(<vscale x 4 x i16>, <vscale x 4 x i16>, <vscale x 4 x i1>, i32)
+
+define <vscale x 4 x i16> @vssub_vv_nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i16> %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv4i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 4 x i16> @llvm.vp.ssub.sat.nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i16> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i16> %v
+}
+
+define <vscale x 4 x i16> @vssub_vv_nxv4i16_unmasked(<vscale x 4 x i16> %va, <vscale x 4 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv4i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i16> @llvm.vp.ssub.sat.nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i16> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i16> %v
+}
+
+define <vscale x 4 x i16> @vssub_vx_nxv4i16(<vscale x 4 x i16> %va, i16 %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv4i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m1, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i16> %elt.head, <vscale x 4 x i16> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i16> @llvm.vp.ssub.sat.nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i16> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i16> %v
+}
+
+define <vscale x 4 x i16> @vssub_vx_nxv4i16_unmasked(<vscale x 4 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv4i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m1, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i16> %elt.head, <vscale x 4 x i16> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i16> @llvm.vp.ssub.sat.nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i16> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i16> %v
+}
+
+define <vscale x 4 x i16> @vssub_vi_nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv4i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i16> %elt.head, <vscale x 4 x i16> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i16> @llvm.vp.ssub.sat.nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i16> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i16> %v
+}
+
+define <vscale x 4 x i16> @vssub_vi_nxv4i16_unmasked(<vscale x 4 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv4i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i16> %elt.head, <vscale x 4 x i16> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i16> @llvm.vp.ssub.sat.nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i16> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i16> %v
+}
+
+declare <vscale x 8 x i16> @llvm.vp.ssub.sat.nxv8i16(<vscale x 8 x i16>, <vscale x 8 x i16>, <vscale x 8 x i1>, i32)
+
+define <vscale x 8 x i16> @vssub_vv_nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i16> %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv8i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v10, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 8 x i16> @llvm.vp.ssub.sat.nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i16> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i16> %v
+}
+
+define <vscale x 8 x i16> @vssub_vv_nxv8i16_unmasked(<vscale x 8 x i16> %va, <vscale x 8 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv8i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i16> @llvm.vp.ssub.sat.nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i16> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i16> %v
+}
+
+define <vscale x 8 x i16> @vssub_vx_nxv8i16(<vscale x 8 x i16> %va, i16 %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv8i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i16> %elt.head, <vscale x 8 x i16> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i16> @llvm.vp.ssub.sat.nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i16> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i16> %v
+}
+
+define <vscale x 8 x i16> @vssub_vx_nxv8i16_unmasked(<vscale x 8 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv8i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i16> %elt.head, <vscale x 8 x i16> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i16> @llvm.vp.ssub.sat.nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i16> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i16> %v
+}
+
+define <vscale x 8 x i16> @vssub_vi_nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv8i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i16> %elt.head, <vscale x 8 x i16> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i16> @llvm.vp.ssub.sat.nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i16> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i16> %v
+}
+
+define <vscale x 8 x i16> @vssub_vi_nxv8i16_unmasked(<vscale x 8 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv8i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i16> %elt.head, <vscale x 8 x i16> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i16> @llvm.vp.ssub.sat.nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i16> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i16> %v
+}
+
+declare <vscale x 16 x i16> @llvm.vp.ssub.sat.nxv16i16(<vscale x 16 x i16>, <vscale x 16 x i16>, <vscale x 16 x i1>, i32)
+
+define <vscale x 16 x i16> @vssub_vv_nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i16> %b, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv16i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m4, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v12, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 16 x i16> @llvm.vp.ssub.sat.nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i16> %b, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i16> %v
+}
+
+define <vscale x 16 x i16> @vssub_vv_nxv16i16_unmasked(<vscale x 16 x i16> %va, <vscale x 16 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv16i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m4, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v12
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i16> @llvm.vp.ssub.sat.nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i16> %b, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i16> %v
+}
+
+define <vscale x 16 x i16> @vssub_vx_nxv16i16(<vscale x 16 x i16> %va, i16 %b, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv16i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 16 x i16> %elt.head, <vscale x 16 x i16> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i16> @llvm.vp.ssub.sat.nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i16> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i16> %v
+}
+
+define <vscale x 16 x i16> @vssub_vx_nxv16i16_unmasked(<vscale x 16 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv16i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 16 x i16> %elt.head, <vscale x 16 x i16> poison, <vscale x 16 x i32> zeroinitializer
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i16> @llvm.vp.ssub.sat.nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i16> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i16> %v
+}
+
+define <vscale x 16 x i16> @vssub_vi_nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv16i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, m4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 16 x i16> %elt.head, <vscale x 16 x i16> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i16> @llvm.vp.ssub.sat.nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i16> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i16> %v
+}
+
+define <vscale x 16 x i16> @vssub_vi_nxv16i16_unmasked(<vscale x 16 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv16i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, m4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 16 x i16> %elt.head, <vscale x 16 x i16> poison, <vscale x 16 x i32> zeroinitializer
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i16> @llvm.vp.ssub.sat.nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i16> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i16> %v
+}
+
+declare <vscale x 32 x i16> @llvm.vp.ssub.sat.nxv32i16(<vscale x 32 x i16>, <vscale x 32 x i16>, <vscale x 32 x i1>, i32)
+
+define <vscale x 32 x i16> @vssub_vv_nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i16> %b, <vscale x 32 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv32i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m8, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v16, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 32 x i16> @llvm.vp.ssub.sat.nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i16> %b, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i16> %v
+}
+
+define <vscale x 32 x i16> @vssub_vv_nxv32i16_unmasked(<vscale x 32 x i16> %va, <vscale x 32 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv32i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m8, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v16
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 32 x i1> %head, <vscale x 32 x i1> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i16> @llvm.vp.ssub.sat.nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i16> %b, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i16> %v
+}
+
+define <vscale x 32 x i16> @vssub_vx_nxv32i16(<vscale x 32 x i16> %va, i16 %b, <vscale x 32 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv32i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m8, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 32 x i16> %elt.head, <vscale x 32 x i16> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i16> @llvm.vp.ssub.sat.nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i16> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i16> %v
+}
+
+define <vscale x 32 x i16> @vssub_vx_nxv32i16_unmasked(<vscale x 32 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv32i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m8, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 32 x i16> %elt.head, <vscale x 32 x i16> poison, <vscale x 32 x i32> zeroinitializer
+ %head = insertelement <vscale x 32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 32 x i1> %head, <vscale x 32 x i1> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i16> @llvm.vp.ssub.sat.nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i16> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i16> %v
+}
+
+define <vscale x 32 x i16> @vssub_vi_nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv32i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, m8, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 32 x i16> %elt.head, <vscale x 32 x i16> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i16> @llvm.vp.ssub.sat.nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i16> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i16> %v
+}
+
+define <vscale x 32 x i16> @vssub_vi_nxv32i16_unmasked(<vscale x 32 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv32i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, m8, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 32 x i16> %elt.head, <vscale x 32 x i16> poison, <vscale x 32 x i32> zeroinitializer
+ %head = insertelement <vscale x 32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 32 x i1> %head, <vscale x 32 x i1> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i16> @llvm.vp.ssub.sat.nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i16> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i16> %v
+}
+
+declare <vscale x 1 x i32> @llvm.vp.ssub.sat.nxv1i32(<vscale x 1 x i32>, <vscale x 1 x i32>, <vscale x 1 x i1>, i32)
+
+define <vscale x 1 x i32> @vssub_vv_nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i32> %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv1i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 1 x i32> @llvm.vp.ssub.sat.nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i32> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i32> %v
+}
+
+define <vscale x 1 x i32> @vssub_vv_nxv1i32_unmasked(<vscale x 1 x i32> %va, <vscale x 1 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv1i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i32> @llvm.vp.ssub.sat.nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i32> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i32> %v
+}
+
+define <vscale x 1 x i32> @vssub_vx_nxv1i32(<vscale x 1 x i32> %va, i32 %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv1i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i32> %elt.head, <vscale x 1 x i32> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i32> @llvm.vp.ssub.sat.nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i32> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i32> %v
+}
+
+define <vscale x 1 x i32> @vssub_vx_nxv1i32_unmasked(<vscale x 1 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv1i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i32> %elt.head, <vscale x 1 x i32> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i32> @llvm.vp.ssub.sat.nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i32> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i32> %v
+}
+
+define <vscale x 1 x i32> @vssub_vi_nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv1i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i32> %elt.head, <vscale x 1 x i32> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i32> @llvm.vp.ssub.sat.nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i32> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i32> %v
+}
+
+define <vscale x 1 x i32> @vssub_vi_nxv1i32_unmasked(<vscale x 1 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv1i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i32> %elt.head, <vscale x 1 x i32> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i32> @llvm.vp.ssub.sat.nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i32> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i32> %v
+}
+
+declare <vscale x 2 x i32> @llvm.vp.ssub.sat.nxv2i32(<vscale x 2 x i32>, <vscale x 2 x i32>, <vscale x 2 x i1>, i32)
+
+define <vscale x 2 x i32> @vssub_vv_nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i32> %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv2i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 2 x i32> @llvm.vp.ssub.sat.nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i32> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i32> %v
+}
+
+define <vscale x 2 x i32> @vssub_vv_nxv2i32_unmasked(<vscale x 2 x i32> %va, <vscale x 2 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv2i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i32> @llvm.vp.ssub.sat.nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i32> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i32> %v
+}
+
+define <vscale x 2 x i32> @vssub_vx_nxv2i32(<vscale x 2 x i32> %va, i32 %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv2i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m1, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i32> %elt.head, <vscale x 2 x i32> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i32> @llvm.vp.ssub.sat.nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i32> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i32> %v
+}
+
+define <vscale x 2 x i32> @vssub_vx_nxv2i32_unmasked(<vscale x 2 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv2i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m1, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i32> %elt.head, <vscale x 2 x i32> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i32> @llvm.vp.ssub.sat.nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i32> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i32> %v
+}
+
+define <vscale x 2 x i32> @vssub_vi_nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv2i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i32> %elt.head, <vscale x 2 x i32> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i32> @llvm.vp.ssub.sat.nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i32> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i32> %v
+}
+
+define <vscale x 2 x i32> @vssub_vi_nxv2i32_unmasked(<vscale x 2 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv2i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i32> %elt.head, <vscale x 2 x i32> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i32> @llvm.vp.ssub.sat.nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i32> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i32> %v
+}
+
+declare <vscale x 4 x i32> @llvm.vp.ssub.sat.nxv4i32(<vscale x 4 x i32>, <vscale x 4 x i32>, <vscale x 4 x i1>, i32)
+
+define <vscale x 4 x i32> @vssub_vv_nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i32> %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv4i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v10, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 4 x i32> @llvm.vp.ssub.sat.nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i32> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i32> %v
+}
+
+define <vscale x 4 x i32> @vssub_vv_nxv4i32_unmasked(<vscale x 4 x i32> %va, <vscale x 4 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv4i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i32> @llvm.vp.ssub.sat.nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i32> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i32> %v
+}
+
+define <vscale x 4 x i32> @vssub_vx_nxv4i32(<vscale x 4 x i32> %va, i32 %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv4i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i32> %elt.head, <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i32> @llvm.vp.ssub.sat.nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i32> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i32> %v
+}
+
+define <vscale x 4 x i32> @vssub_vx_nxv4i32_unmasked(<vscale x 4 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv4i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i32> %elt.head, <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i32> @llvm.vp.ssub.sat.nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i32> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i32> %v
+}
+
+define <vscale x 4 x i32> @vssub_vi_nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv4i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i32> %elt.head, <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i32> @llvm.vp.ssub.sat.nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i32> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i32> %v
+}
+
+define <vscale x 4 x i32> @vssub_vi_nxv4i32_unmasked(<vscale x 4 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv4i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i32> %elt.head, <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i32> @llvm.vp.ssub.sat.nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i32> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i32> %v
+}
+
+declare <vscale x 8 x i32> @llvm.vp.ssub.sat.nxv8i32(<vscale x 8 x i32>, <vscale x 8 x i32>, <vscale x 8 x i1>, i32)
+
+define <vscale x 8 x i32> @vssub_vv_nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i32> %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv8i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v12, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 8 x i32> @llvm.vp.ssub.sat.nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i32> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i32> %v
+}
+
+define <vscale x 8 x i32> @vssub_vv_nxv8i32_unmasked(<vscale x 8 x i32> %va, <vscale x 8 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv8i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v12
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i32> @llvm.vp.ssub.sat.nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i32> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i32> %v
+}
+
+define <vscale x 8 x i32> @vssub_vx_nxv8i32(<vscale x 8 x i32> %va, i32 %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv8i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i32> %elt.head, <vscale x 8 x i32> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i32> @llvm.vp.ssub.sat.nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i32> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i32> %v
+}
+
+define <vscale x 8 x i32> @vssub_vx_nxv8i32_unmasked(<vscale x 8 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv8i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i32> %elt.head, <vscale x 8 x i32> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i32> @llvm.vp.ssub.sat.nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i32> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i32> %v
+}
+
+define <vscale x 8 x i32> @vssub_vi_nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv8i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i32> %elt.head, <vscale x 8 x i32> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i32> @llvm.vp.ssub.sat.nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i32> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i32> %v
+}
+
+define <vscale x 8 x i32> @vssub_vi_nxv8i32_unmasked(<vscale x 8 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv8i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i32> %elt.head, <vscale x 8 x i32> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i32> @llvm.vp.ssub.sat.nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i32> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i32> %v
+}
+
+declare <vscale x 16 x i32> @llvm.vp.ssub.sat.nxv16i32(<vscale x 16 x i32>, <vscale x 16 x i32>, <vscale x 16 x i1>, i32)
+
+define <vscale x 16 x i32> @vssub_vv_nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i32> %b, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv16i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v16, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 16 x i32> @llvm.vp.ssub.sat.nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i32> %b, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i32> %v
+}
+
+define <vscale x 16 x i32> @vssub_vv_nxv16i32_unmasked(<vscale x 16 x i32> %va, <vscale x 16 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv16i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v16
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i32> @llvm.vp.ssub.sat.nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i32> %b, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i32> %v
+}
+
+define <vscale x 16 x i32> @vssub_vx_nxv16i32(<vscale x 16 x i32> %va, i32 %b, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv16i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m8, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 16 x i32> %elt.head, <vscale x 16 x i32> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i32> @llvm.vp.ssub.sat.nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i32> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i32> %v
+}
+
+define <vscale x 16 x i32> @vssub_vx_nxv16i32_unmasked(<vscale x 16 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vx_nxv16i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m8, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 16 x i32> %elt.head, <vscale x 16 x i32> poison, <vscale x 16 x i32> zeroinitializer
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i32> @llvm.vp.ssub.sat.nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i32> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i32> %v
+}
+
+define <vscale x 16 x i32> @vssub_vi_nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv16i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 16 x i32> %elt.head, <vscale x 16 x i32> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i32> @llvm.vp.ssub.sat.nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i32> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i32> %v
+}
+
+define <vscale x 16 x i32> @vssub_vi_nxv16i32_unmasked(<vscale x 16 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv16i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 16 x i32> %elt.head, <vscale x 16 x i32> poison, <vscale x 16 x i32> zeroinitializer
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i32> @llvm.vp.ssub.sat.nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i32> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i32> %v
+}
+
+; Test that split-legalization works then the mask needs manual splitting.
+
+declare <vscale x 32 x i32> @llvm.vp.ssub.sat.nxv32i32(<vscale x 32 x i32>, <vscale x 32 x i32>, <vscale x 32 x i1>, i32)
+
+define <vscale x 32 x i32> @vssub_vi_nxv32i32(<vscale x 32 x i32> %va, <vscale x 32 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv32i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vmv1r.v v24, v0
+; CHECK-NEXT: csrr a2, vlenb
+; CHECK-NEXT: srli a1, a2, 2
+; CHECK-NEXT: vsetvli a3, zero, e8, mf2, ta, ma
+; CHECK-NEXT: vslidedown.vx v0, v0, a1
+; CHECK-NEXT: slli a2, a2, 1
+; CHECK-NEXT: sub a1, a0, a2
+; CHECK-NEXT: sltu a3, a0, a1
+; CHECK-NEXT: addi a3, a3, -1
+; CHECK-NEXT: and a3, a3, a1
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a3, e32, m8, ta, ma
+; CHECK-NEXT: vssub.vx v16, v16, a1, v0.t
+; CHECK-NEXT: bltu a0, a2, .LBB118_2
+; CHECK-NEXT: # %bb.1:
+; CHECK-NEXT: mv a0, a2
+; CHECK-NEXT: .LBB118_2:
+; CHECK-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; CHECK-NEXT: vmv1r.v v0, v24
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 32 x i32> %elt.head, <vscale x 32 x i32> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i32> @llvm.vp.ssub.sat.nxv32i32(<vscale x 32 x i32> %va, <vscale x 32 x i32> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i32> %v
+}
+
+define <vscale x 32 x i32> @vssub_vi_nxv32i32_unmasked(<vscale x 32 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv32i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: csrr a1, vlenb
+; CHECK-NEXT: slli a1, a1, 1
+; CHECK-NEXT: sub a2, a0, a1
+; CHECK-NEXT: sltu a3, a0, a2
+; CHECK-NEXT: addi a3, a3, -1
+; CHECK-NEXT: and a3, a3, a2
+; CHECK-NEXT: li a2, -1
+; CHECK-NEXT: vsetvli zero, a3, e32, m8, ta, ma
+; CHECK-NEXT: vssub.vx v16, v16, a2
+; CHECK-NEXT: bltu a0, a1, .LBB119_2
+; CHECK-NEXT: # %bb.1:
+; CHECK-NEXT: mv a0, a1
+; CHECK-NEXT: .LBB119_2:
+; CHECK-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a2
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 32 x i32> %elt.head, <vscale x 32 x i32> poison, <vscale x 32 x i32> zeroinitializer
+ %head = insertelement <vscale x 32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 32 x i1> %head, <vscale x 32 x i1> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i32> @llvm.vp.ssub.sat.nxv32i32(<vscale x 32 x i32> %va, <vscale x 32 x i32> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i32> %v
+}
+
+declare <vscale x 1 x i64> @llvm.vp.ssub.sat.nxv1i64(<vscale x 1 x i64>, <vscale x 1 x i64>, <vscale x 1 x i1>, i32)
+
+define <vscale x 1 x i64> @vssub_vv_nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i64> %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv1i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 1 x i64> @llvm.vp.ssub.sat.nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i64> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i64> %v
+}
+
+define <vscale x 1 x i64> @vssub_vv_nxv1i64_unmasked(<vscale x 1 x i64> %va, <vscale x 1 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv1i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i64> @llvm.vp.ssub.sat.nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i64> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i64> %v
+}
+
+define <vscale x 1 x i64> @vssub_vx_nxv1i64(<vscale x 1 x i64> %va, i64 %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vssub_vx_nxv1i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m1, ta, ma
+; RV32-NEXT: vlse64.v v9, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m1, ta, ma
+; RV32-NEXT: vssub.vv v8, v8, v9, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssub_vx_nxv1i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m1, ta, ma
+; RV64-NEXT: vssub.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i64> %elt.head, <vscale x 1 x i64> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i64> @llvm.vp.ssub.sat.nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i64> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i64> %v
+}
+
+define <vscale x 1 x i64> @vssub_vx_nxv1i64_unmasked(<vscale x 1 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vssub_vx_nxv1i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m1, ta, ma
+; RV32-NEXT: vlse64.v v9, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m1, ta, ma
+; RV32-NEXT: vssub.vv v8, v8, v9
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssub_vx_nxv1i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m1, ta, ma
+; RV64-NEXT: vssub.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i64> %elt.head, <vscale x 1 x i64> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i64> @llvm.vp.ssub.sat.nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i64> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i64> %v
+}
+
+define <vscale x 1 x i64> @vssub_vi_nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv1i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i64> %elt.head, <vscale x 1 x i64> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i64> @llvm.vp.ssub.sat.nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i64> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i64> %v
+}
+
+define <vscale x 1 x i64> @vssub_vi_nxv1i64_unmasked(<vscale x 1 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv1i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i64> %elt.head, <vscale x 1 x i64> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i64> @llvm.vp.ssub.sat.nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i64> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i64> %v
+}
+
+declare <vscale x 2 x i64> @llvm.vp.ssub.sat.nxv2i64(<vscale x 2 x i64>, <vscale x 2 x i64>, <vscale x 2 x i1>, i32)
+
+define <vscale x 2 x i64> @vssub_vv_nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i64> %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv2i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v10, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 2 x i64> @llvm.vp.ssub.sat.nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i64> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i64> %v
+}
+
+define <vscale x 2 x i64> @vssub_vv_nxv2i64_unmasked(<vscale x 2 x i64> %va, <vscale x 2 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv2i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i64> @llvm.vp.ssub.sat.nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i64> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i64> %v
+}
+
+define <vscale x 2 x i64> @vssub_vx_nxv2i64(<vscale x 2 x i64> %va, i64 %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vssub_vx_nxv2i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m2, ta, ma
+; RV32-NEXT: vlse64.v v10, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m2, ta, ma
+; RV32-NEXT: vssub.vv v8, v8, v10, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssub_vx_nxv2i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m2, ta, ma
+; RV64-NEXT: vssub.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i64> %elt.head, <vscale x 2 x i64> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i64> @llvm.vp.ssub.sat.nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i64> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i64> %v
+}
+
+define <vscale x 2 x i64> @vssub_vx_nxv2i64_unmasked(<vscale x 2 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vssub_vx_nxv2i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m2, ta, ma
+; RV32-NEXT: vlse64.v v10, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m2, ta, ma
+; RV32-NEXT: vssub.vv v8, v8, v10
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssub_vx_nxv2i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m2, ta, ma
+; RV64-NEXT: vssub.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i64> %elt.head, <vscale x 2 x i64> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i64> @llvm.vp.ssub.sat.nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i64> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i64> %v
+}
+
+define <vscale x 2 x i64> @vssub_vi_nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv2i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i64> %elt.head, <vscale x 2 x i64> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i64> @llvm.vp.ssub.sat.nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i64> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i64> %v
+}
+
+define <vscale x 2 x i64> @vssub_vi_nxv2i64_unmasked(<vscale x 2 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv2i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i64> %elt.head, <vscale x 2 x i64> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i64> @llvm.vp.ssub.sat.nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i64> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i64> %v
+}
+
+declare <vscale x 4 x i64> @llvm.vp.ssub.sat.nxv4i64(<vscale x 4 x i64>, <vscale x 4 x i64>, <vscale x 4 x i1>, i32)
+
+define <vscale x 4 x i64> @vssub_vv_nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i64> %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv4i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v12, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 4 x i64> @llvm.vp.ssub.sat.nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i64> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i64> %v
+}
+
+define <vscale x 4 x i64> @vssub_vv_nxv4i64_unmasked(<vscale x 4 x i64> %va, <vscale x 4 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv4i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v12
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i64> @llvm.vp.ssub.sat.nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i64> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i64> %v
+}
+
+define <vscale x 4 x i64> @vssub_vx_nxv4i64(<vscale x 4 x i64> %va, i64 %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vssub_vx_nxv4i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m4, ta, ma
+; RV32-NEXT: vlse64.v v12, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m4, ta, ma
+; RV32-NEXT: vssub.vv v8, v8, v12, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssub_vx_nxv4i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m4, ta, ma
+; RV64-NEXT: vssub.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i64> %elt.head, <vscale x 4 x i64> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i64> @llvm.vp.ssub.sat.nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i64> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i64> %v
+}
+
+define <vscale x 4 x i64> @vssub_vx_nxv4i64_unmasked(<vscale x 4 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vssub_vx_nxv4i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m4, ta, ma
+; RV32-NEXT: vlse64.v v12, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m4, ta, ma
+; RV32-NEXT: vssub.vv v8, v8, v12
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssub_vx_nxv4i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m4, ta, ma
+; RV64-NEXT: vssub.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i64> %elt.head, <vscale x 4 x i64> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i64> @llvm.vp.ssub.sat.nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i64> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i64> %v
+}
+
+define <vscale x 4 x i64> @vssub_vi_nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv4i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i64> %elt.head, <vscale x 4 x i64> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i64> @llvm.vp.ssub.sat.nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i64> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i64> %v
+}
+
+define <vscale x 4 x i64> @vssub_vi_nxv4i64_unmasked(<vscale x 4 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv4i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i64> %elt.head, <vscale x 4 x i64> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i64> @llvm.vp.ssub.sat.nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i64> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i64> %v
+}
+
+declare <vscale x 8 x i64> @llvm.vp.ssub.sat.nxv8i64(<vscale x 8 x i64>, <vscale x 8 x i64>, <vscale x 8 x i1>, i32)
+
+define <vscale x 8 x i64> @vssub_vv_nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i64> %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv8i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v16, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 8 x i64> @llvm.vp.ssub.sat.nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i64> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i64> %v
+}
+
+define <vscale x 8 x i64> @vssub_vv_nxv8i64_unmasked(<vscale x 8 x i64> %va, <vscale x 8 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vv_nxv8i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vssub.vv v8, v8, v16
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i64> @llvm.vp.ssub.sat.nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i64> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i64> %v
+}
+
+define <vscale x 8 x i64> @vssub_vx_nxv8i64(<vscale x 8 x i64> %va, i64 %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vssub_vx_nxv8i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m8, ta, ma
+; RV32-NEXT: vlse64.v v16, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m8, ta, ma
+; RV32-NEXT: vssub.vv v8, v8, v16, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssub_vx_nxv8i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV64-NEXT: vssub.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i64> %elt.head, <vscale x 8 x i64> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i64> @llvm.vp.ssub.sat.nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i64> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i64> %v
+}
+
+define <vscale x 8 x i64> @vssub_vx_nxv8i64_unmasked(<vscale x 8 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vssub_vx_nxv8i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m8, ta, ma
+; RV32-NEXT: vlse64.v v16, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m8, ta, ma
+; RV32-NEXT: vssub.vv v8, v8, v16
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssub_vx_nxv8i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV64-NEXT: vssub.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i64> %elt.head, <vscale x 8 x i64> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i64> @llvm.vp.ssub.sat.nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i64> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i64> %v
+}
+
+define <vscale x 8 x i64> @vssub_vi_nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv8i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i64> %elt.head, <vscale x 8 x i64> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i64> @llvm.vp.ssub.sat.nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i64> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i64> %v
+}
+
+define <vscale x 8 x i64> @vssub_vi_nxv8i64_unmasked(<vscale x 8 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssub_vi_nxv8i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vssub.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i64> %elt.head, <vscale x 8 x i64> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i64> @llvm.vp.ssub.sat.nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i64> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i64> %v
+}
diff --git a/llvm/test/CodeGen/RISCV/rvv/vssubu-vp.ll b/llvm/test/CodeGen/RISCV/rvv/vssubu-vp.ll
new file mode 100644
index 00000000000000..e5589ce1a9bc6e
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/rvv/vssubu-vp.ll
@@ -0,0 +1,2065 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -mtriple=riscv32 -mattr=+v -verify-machineinstrs < %s \
+; RUN: | FileCheck %s --check-prefixes=CHECK,RV32
+; RUN: llc -mtriple=riscv64 -mattr=+v -verify-machineinstrs < %s \
+; RUN: | FileCheck %s --check-prefixes=CHECK,RV64
+
+declare <vscale x 8 x i7> @llvm.vp.usub.sat.nxv8i7(<vscale x 8 x i7>, <vscale x 8 x i7>, <vscale x 8 x i1>, i32)
+
+define <vscale x 8 x i7> @vssubu_vx_nxv8i7(<vscale x 8 x i7> %a, i7 signext %b, <vscale x 8 x i1> %mask, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv8i7:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a2, 127
+; CHECK-NEXT: vsetvli a3, zero, e8, m1, ta, ma
+; CHECK-NEXT: vand.vx v8, v8, a2
+; CHECK-NEXT: vmv.v.x v9, a0
+; CHECK-NEXT: vand.vx v9, v9, a2
+; CHECK-NEXT: vsetvli zero, a1, e8, m1, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i7> poison, i7 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i7> %elt.head, <vscale x 8 x i7> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i7> @llvm.vp.usub.sat.nxv8i7(<vscale x 8 x i7> %a, <vscale x 8 x i7> %vb, <vscale x 8 x i1> %mask, i32 %evl)
+ ret <vscale x 8 x i7> %v
+}
+
+declare <vscale x 1 x i8> @llvm.vp.usub.sat.nxv1i8(<vscale x 1 x i8>, <vscale x 1 x i8>, <vscale x 1 x i1>, i32)
+
+define <vscale x 1 x i8> @vssubu_vv_nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i8> %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv1i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 1 x i8> @llvm.vp.usub.sat.nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i8> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i8> %v
+}
+
+define <vscale x 1 x i8> @vssubu_vv_nxv1i8_unmasked(<vscale x 1 x i8> %va, <vscale x 1 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv1i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i8> @llvm.vp.usub.sat.nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i8> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i8> %v
+}
+
+define <vscale x 1 x i8> @vssubu_vx_nxv1i8(<vscale x 1 x i8> %va, i8 %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv1i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf8, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i8> %elt.head, <vscale x 1 x i8> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i8> @llvm.vp.usub.sat.nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i8> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i8> %v
+}
+
+define <vscale x 1 x i8> @vssubu_vx_nxv1i8_commute(<vscale x 1 x i8> %va, i8 %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv1i8_commute:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli a2, zero, e8, mf8, ta, ma
+; CHECK-NEXT: vmv.v.x v9, a0
+; CHECK-NEXT: vsetvli zero, a1, e8, mf8, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v9, v8, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i8> %elt.head, <vscale x 1 x i8> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i8> @llvm.vp.usub.sat.nxv1i8(<vscale x 1 x i8> %vb, <vscale x 1 x i8> %va, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i8> %v
+}
+
+define <vscale x 1 x i8> @vssubu_vx_nxv1i8_unmasked(<vscale x 1 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv1i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf8, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i8> %elt.head, <vscale x 1 x i8> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i8> @llvm.vp.usub.sat.nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i8> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i8> %v
+}
+
+define <vscale x 1 x i8> @vssubu_vi_nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv1i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i8> %elt.head, <vscale x 1 x i8> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i8> @llvm.vp.usub.sat.nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i8> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i8> %v
+}
+
+define <vscale x 1 x i8> @vssubu_vi_nxv1i8_unmasked(<vscale x 1 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv1i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i8> %elt.head, <vscale x 1 x i8> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i8> @llvm.vp.usub.sat.nxv1i8(<vscale x 1 x i8> %va, <vscale x 1 x i8> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i8> %v
+}
+
+declare <vscale x 2 x i8> @llvm.vp.usub.sat.nxv2i8(<vscale x 2 x i8>, <vscale x 2 x i8>, <vscale x 2 x i1>, i32)
+
+define <vscale x 2 x i8> @vssubu_vv_nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i8> %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv2i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 2 x i8> @llvm.vp.usub.sat.nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i8> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i8> %v
+}
+
+define <vscale x 2 x i8> @vssubu_vv_nxv2i8_unmasked(<vscale x 2 x i8> %va, <vscale x 2 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv2i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i8> @llvm.vp.usub.sat.nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i8> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i8> %v
+}
+
+define <vscale x 2 x i8> @vssubu_vx_nxv2i8(<vscale x 2 x i8> %va, i8 %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv2i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i8> %elt.head, <vscale x 2 x i8> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i8> @llvm.vp.usub.sat.nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i8> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i8> %v
+}
+
+define <vscale x 2 x i8> @vssubu_vx_nxv2i8_unmasked(<vscale x 2 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv2i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i8> %elt.head, <vscale x 2 x i8> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i8> @llvm.vp.usub.sat.nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i8> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i8> %v
+}
+
+define <vscale x 2 x i8> @vssubu_vi_nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv2i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i8> %elt.head, <vscale x 2 x i8> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i8> @llvm.vp.usub.sat.nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i8> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i8> %v
+}
+
+define <vscale x 2 x i8> @vssubu_vi_nxv2i8_unmasked(<vscale x 2 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv2i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i8> %elt.head, <vscale x 2 x i8> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i8> @llvm.vp.usub.sat.nxv2i8(<vscale x 2 x i8> %va, <vscale x 2 x i8> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i8> %v
+}
+
+declare <vscale x 3 x i8> @llvm.vp.usub.sat.nxv3i8(<vscale x 3 x i8>, <vscale x 3 x i8>, <vscale x 3 x i1>, i32)
+
+define <vscale x 3 x i8> @vssubu_vv_nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i8> %b, <vscale x 3 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv3i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 3 x i8> @llvm.vp.usub.sat.nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i8> %b, <vscale x 3 x i1> %m, i32 %evl)
+ ret <vscale x 3 x i8> %v
+}
+
+define <vscale x 3 x i8> @vssubu_vv_nxv3i8_unmasked(<vscale x 3 x i8> %va, <vscale x 3 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv3i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 3 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 3 x i1> %head, <vscale x 3 x i1> poison, <vscale x 3 x i32> zeroinitializer
+ %v = call <vscale x 3 x i8> @llvm.vp.usub.sat.nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i8> %b, <vscale x 3 x i1> %m, i32 %evl)
+ ret <vscale x 3 x i8> %v
+}
+
+define <vscale x 3 x i8> @vssubu_vx_nxv3i8(<vscale x 3 x i8> %va, i8 %b, <vscale x 3 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv3i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 3 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 3 x i8> %elt.head, <vscale x 3 x i8> poison, <vscale x 3 x i32> zeroinitializer
+ %v = call <vscale x 3 x i8> @llvm.vp.usub.sat.nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i8> %vb, <vscale x 3 x i1> %m, i32 %evl)
+ ret <vscale x 3 x i8> %v
+}
+
+define <vscale x 3 x i8> @vssubu_vx_nxv3i8_unmasked(<vscale x 3 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv3i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 3 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 3 x i8> %elt.head, <vscale x 3 x i8> poison, <vscale x 3 x i32> zeroinitializer
+ %head = insertelement <vscale x 3 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 3 x i1> %head, <vscale x 3 x i1> poison, <vscale x 3 x i32> zeroinitializer
+ %v = call <vscale x 3 x i8> @llvm.vp.usub.sat.nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i8> %vb, <vscale x 3 x i1> %m, i32 %evl)
+ ret <vscale x 3 x i8> %v
+}
+
+define <vscale x 3 x i8> @vssubu_vi_nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv3i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 3 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 3 x i8> %elt.head, <vscale x 3 x i8> poison, <vscale x 3 x i32> zeroinitializer
+ %v = call <vscale x 3 x i8> @llvm.vp.usub.sat.nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i8> %vb, <vscale x 3 x i1> %m, i32 %evl)
+ ret <vscale x 3 x i8> %v
+}
+
+define <vscale x 3 x i8> @vssubu_vi_nxv3i8_unmasked(<vscale x 3 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv3i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 3 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 3 x i8> %elt.head, <vscale x 3 x i8> poison, <vscale x 3 x i32> zeroinitializer
+ %head = insertelement <vscale x 3 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 3 x i1> %head, <vscale x 3 x i1> poison, <vscale x 3 x i32> zeroinitializer
+ %v = call <vscale x 3 x i8> @llvm.vp.usub.sat.nxv3i8(<vscale x 3 x i8> %va, <vscale x 3 x i8> %vb, <vscale x 3 x i1> %m, i32 %evl)
+ ret <vscale x 3 x i8> %v
+}
+
+declare <vscale x 4 x i8> @llvm.vp.usub.sat.nxv4i8(<vscale x 4 x i8>, <vscale x 4 x i8>, <vscale x 4 x i1>, i32)
+
+define <vscale x 4 x i8> @vssubu_vv_nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i8> %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv4i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 4 x i8> @llvm.vp.usub.sat.nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i8> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i8> %v
+}
+
+define <vscale x 4 x i8> @vssubu_vv_nxv4i8_unmasked(<vscale x 4 x i8> %va, <vscale x 4 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv4i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i8> @llvm.vp.usub.sat.nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i8> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i8> %v
+}
+
+define <vscale x 4 x i8> @vssubu_vx_nxv4i8(<vscale x 4 x i8> %va, i8 %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv4i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i8> %elt.head, <vscale x 4 x i8> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i8> @llvm.vp.usub.sat.nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i8> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i8> %v
+}
+
+define <vscale x 4 x i8> @vssubu_vx_nxv4i8_unmasked(<vscale x 4 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv4i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i8> %elt.head, <vscale x 4 x i8> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i8> @llvm.vp.usub.sat.nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i8> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i8> %v
+}
+
+define <vscale x 4 x i8> @vssubu_vi_nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv4i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i8> %elt.head, <vscale x 4 x i8> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i8> @llvm.vp.usub.sat.nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i8> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i8> %v
+}
+
+define <vscale x 4 x i8> @vssubu_vi_nxv4i8_unmasked(<vscale x 4 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv4i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i8> %elt.head, <vscale x 4 x i8> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i8> @llvm.vp.usub.sat.nxv4i8(<vscale x 4 x i8> %va, <vscale x 4 x i8> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i8> %v
+}
+
+declare <vscale x 8 x i8> @llvm.vp.usub.sat.nxv8i8(<vscale x 8 x i8>, <vscale x 8 x i8>, <vscale x 8 x i1>, i32)
+
+define <vscale x 8 x i8> @vssubu_vv_nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i8> %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv8i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 8 x i8> @llvm.vp.usub.sat.nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i8> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i8> %v
+}
+
+define <vscale x 8 x i8> @vssubu_vv_nxv8i8_unmasked(<vscale x 8 x i8> %va, <vscale x 8 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv8i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i8> @llvm.vp.usub.sat.nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i8> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i8> %v
+}
+
+define <vscale x 8 x i8> @vssubu_vx_nxv8i8(<vscale x 8 x i8> %va, i8 %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv8i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m1, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i8> %elt.head, <vscale x 8 x i8> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i8> @llvm.vp.usub.sat.nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i8> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i8> %v
+}
+
+define <vscale x 8 x i8> @vssubu_vx_nxv8i8_unmasked(<vscale x 8 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv8i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m1, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i8> %elt.head, <vscale x 8 x i8> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i8> @llvm.vp.usub.sat.nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i8> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i8> %v
+}
+
+define <vscale x 8 x i8> @vssubu_vi_nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv8i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i8> %elt.head, <vscale x 8 x i8> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i8> @llvm.vp.usub.sat.nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i8> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i8> %v
+}
+
+define <vscale x 8 x i8> @vssubu_vi_nxv8i8_unmasked(<vscale x 8 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv8i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, m1, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i8> %elt.head, <vscale x 8 x i8> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i8> @llvm.vp.usub.sat.nxv8i8(<vscale x 8 x i8> %va, <vscale x 8 x i8> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i8> %v
+}
+
+declare <vscale x 16 x i8> @llvm.vp.usub.sat.nxv16i8(<vscale x 16 x i8>, <vscale x 16 x i8>, <vscale x 16 x i1>, i32)
+
+define <vscale x 16 x i8> @vssubu_vv_nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i8> %b, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv16i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v10, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 16 x i8> @llvm.vp.usub.sat.nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i8> %b, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i8> %v
+}
+
+define <vscale x 16 x i8> @vssubu_vv_nxv16i8_unmasked(<vscale x 16 x i8> %va, <vscale x 16 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv16i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i8> @llvm.vp.usub.sat.nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i8> %b, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i8> %v
+}
+
+define <vscale x 16 x i8> @vssubu_vx_nxv16i8(<vscale x 16 x i8> %va, i8 %b, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv16i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 16 x i8> %elt.head, <vscale x 16 x i8> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i8> @llvm.vp.usub.sat.nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i8> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i8> %v
+}
+
+define <vscale x 16 x i8> @vssubu_vx_nxv16i8_unmasked(<vscale x 16 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv16i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 16 x i8> %elt.head, <vscale x 16 x i8> poison, <vscale x 16 x i32> zeroinitializer
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i8> @llvm.vp.usub.sat.nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i8> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i8> %v
+}
+
+define <vscale x 16 x i8> @vssubu_vi_nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv16i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, m2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 16 x i8> %elt.head, <vscale x 16 x i8> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i8> @llvm.vp.usub.sat.nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i8> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i8> %v
+}
+
+define <vscale x 16 x i8> @vssubu_vi_nxv16i8_unmasked(<vscale x 16 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv16i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, m2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 16 x i8> %elt.head, <vscale x 16 x i8> poison, <vscale x 16 x i32> zeroinitializer
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i8> @llvm.vp.usub.sat.nxv16i8(<vscale x 16 x i8> %va, <vscale x 16 x i8> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i8> %v
+}
+
+declare <vscale x 32 x i8> @llvm.vp.usub.sat.nxv32i8(<vscale x 32 x i8>, <vscale x 32 x i8>, <vscale x 32 x i1>, i32)
+
+define <vscale x 32 x i8> @vssubu_vv_nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i8> %b, <vscale x 32 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv32i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m4, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v12, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 32 x i8> @llvm.vp.usub.sat.nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i8> %b, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i8> %v
+}
+
+define <vscale x 32 x i8> @vssubu_vv_nxv32i8_unmasked(<vscale x 32 x i8> %va, <vscale x 32 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv32i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m4, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v12
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 32 x i1> %head, <vscale x 32 x i1> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i8> @llvm.vp.usub.sat.nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i8> %b, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i8> %v
+}
+
+define <vscale x 32 x i8> @vssubu_vx_nxv32i8(<vscale x 32 x i8> %va, i8 %b, <vscale x 32 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv32i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 32 x i8> %elt.head, <vscale x 32 x i8> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i8> @llvm.vp.usub.sat.nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i8> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i8> %v
+}
+
+define <vscale x 32 x i8> @vssubu_vx_nxv32i8_unmasked(<vscale x 32 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv32i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 32 x i8> %elt.head, <vscale x 32 x i8> poison, <vscale x 32 x i32> zeroinitializer
+ %head = insertelement <vscale x 32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 32 x i1> %head, <vscale x 32 x i1> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i8> @llvm.vp.usub.sat.nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i8> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i8> %v
+}
+
+define <vscale x 32 x i8> @vssubu_vi_nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv32i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, m4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 32 x i8> %elt.head, <vscale x 32 x i8> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i8> @llvm.vp.usub.sat.nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i8> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i8> %v
+}
+
+define <vscale x 32 x i8> @vssubu_vi_nxv32i8_unmasked(<vscale x 32 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv32i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, m4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 32 x i8> %elt.head, <vscale x 32 x i8> poison, <vscale x 32 x i32> zeroinitializer
+ %head = insertelement <vscale x 32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 32 x i1> %head, <vscale x 32 x i1> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i8> @llvm.vp.usub.sat.nxv32i8(<vscale x 32 x i8> %va, <vscale x 32 x i8> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i8> %v
+}
+
+declare <vscale x 64 x i8> @llvm.vp.usub.sat.nxv64i8(<vscale x 64 x i8>, <vscale x 64 x i8>, <vscale x 64 x i1>, i32)
+
+define <vscale x 64 x i8> @vssubu_vv_nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i8> %b, <vscale x 64 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv64i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m8, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v16, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 64 x i8> @llvm.vp.usub.sat.nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i8> %b, <vscale x 64 x i1> %m, i32 %evl)
+ ret <vscale x 64 x i8> %v
+}
+
+define <vscale x 64 x i8> @vssubu_vv_nxv64i8_unmasked(<vscale x 64 x i8> %va, <vscale x 64 x i8> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv64i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e8, m8, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v16
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 64 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 64 x i1> %head, <vscale x 64 x i1> poison, <vscale x 64 x i32> zeroinitializer
+ %v = call <vscale x 64 x i8> @llvm.vp.usub.sat.nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i8> %b, <vscale x 64 x i1> %m, i32 %evl)
+ ret <vscale x 64 x i8> %v
+}
+
+define <vscale x 64 x i8> @vssubu_vx_nxv64i8(<vscale x 64 x i8> %va, i8 %b, <vscale x 64 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv64i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m8, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 64 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 64 x i8> %elt.head, <vscale x 64 x i8> poison, <vscale x 64 x i32> zeroinitializer
+ %v = call <vscale x 64 x i8> @llvm.vp.usub.sat.nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i8> %vb, <vscale x 64 x i1> %m, i32 %evl)
+ ret <vscale x 64 x i8> %v
+}
+
+define <vscale x 64 x i8> @vssubu_vx_nxv64i8_unmasked(<vscale x 64 x i8> %va, i8 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv64i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e8, m8, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 64 x i8> poison, i8 %b, i32 0
+ %vb = shufflevector <vscale x 64 x i8> %elt.head, <vscale x 64 x i8> poison, <vscale x 64 x i32> zeroinitializer
+ %head = insertelement <vscale x 64 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 64 x i1> %head, <vscale x 64 x i1> poison, <vscale x 64 x i32> zeroinitializer
+ %v = call <vscale x 64 x i8> @llvm.vp.usub.sat.nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i8> %vb, <vscale x 64 x i1> %m, i32 %evl)
+ ret <vscale x 64 x i8> %v
+}
+
+define <vscale x 64 x i8> @vssubu_vi_nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv64i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, m8, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 64 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 64 x i8> %elt.head, <vscale x 64 x i8> poison, <vscale x 64 x i32> zeroinitializer
+ %v = call <vscale x 64 x i8> @llvm.vp.usub.sat.nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i8> %vb, <vscale x 64 x i1> %m, i32 %evl)
+ ret <vscale x 64 x i8> %v
+}
+
+define <vscale x 64 x i8> @vssubu_vi_nxv64i8_unmasked(<vscale x 64 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv64i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e8, m8, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 64 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 64 x i8> %elt.head, <vscale x 64 x i8> poison, <vscale x 64 x i32> zeroinitializer
+ %head = insertelement <vscale x 64 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 64 x i1> %head, <vscale x 64 x i1> poison, <vscale x 64 x i32> zeroinitializer
+ %v = call <vscale x 64 x i8> @llvm.vp.usub.sat.nxv64i8(<vscale x 64 x i8> %va, <vscale x 64 x i8> %vb, <vscale x 64 x i1> %m, i32 %evl)
+ ret <vscale x 64 x i8> %v
+}
+
+; Test that split-legalization works when the mask itself needs splitting.
+
+declare <vscale x 128 x i8> @llvm.vp.usub.sat.nxv128i8(<vscale x 128 x i8>, <vscale x 128 x i8>, <vscale x 128 x i1>, i32)
+
+define <vscale x 128 x i8> @vssubu_vi_nxv128i8(<vscale x 128 x i8> %va, <vscale x 128 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv128i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vmv1r.v v24, v0
+; CHECK-NEXT: vsetvli a2, zero, e8, m8, ta, ma
+; CHECK-NEXT: vlm.v v0, (a0)
+; CHECK-NEXT: csrr a2, vlenb
+; CHECK-NEXT: slli a2, a2, 3
+; CHECK-NEXT: sub a0, a1, a2
+; CHECK-NEXT: sltu a3, a1, a0
+; CHECK-NEXT: addi a3, a3, -1
+; CHECK-NEXT: and a3, a3, a0
+; CHECK-NEXT: li a0, -1
+; CHECK-NEXT: vsetvli zero, a3, e8, m8, ta, ma
+; CHECK-NEXT: vssubu.vx v16, v16, a0, v0.t
+; CHECK-NEXT: bltu a1, a2, .LBB50_2
+; CHECK-NEXT: # %bb.1:
+; CHECK-NEXT: mv a1, a2
+; CHECK-NEXT: .LBB50_2:
+; CHECK-NEXT: vsetvli zero, a1, e8, m8, ta, ma
+; CHECK-NEXT: vmv1r.v v0, v24
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 128 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 128 x i8> %elt.head, <vscale x 128 x i8> poison, <vscale x 128 x i32> zeroinitializer
+ %v = call <vscale x 128 x i8> @llvm.vp.usub.sat.nxv128i8(<vscale x 128 x i8> %va, <vscale x 128 x i8> %vb, <vscale x 128 x i1> %m, i32 %evl)
+ ret <vscale x 128 x i8> %v
+}
+
+define <vscale x 128 x i8> @vssubu_vi_nxv128i8_unmasked(<vscale x 128 x i8> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv128i8_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: csrr a1, vlenb
+; CHECK-NEXT: slli a1, a1, 3
+; CHECK-NEXT: sub a2, a0, a1
+; CHECK-NEXT: sltu a3, a0, a2
+; CHECK-NEXT: addi a3, a3, -1
+; CHECK-NEXT: and a3, a3, a2
+; CHECK-NEXT: li a2, -1
+; CHECK-NEXT: vsetvli zero, a3, e8, m8, ta, ma
+; CHECK-NEXT: vssubu.vx v16, v16, a2
+; CHECK-NEXT: bltu a0, a1, .LBB51_2
+; CHECK-NEXT: # %bb.1:
+; CHECK-NEXT: mv a0, a1
+; CHECK-NEXT: .LBB51_2:
+; CHECK-NEXT: vsetvli zero, a0, e8, m8, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a2
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 128 x i8> poison, i8 -1, i32 0
+ %vb = shufflevector <vscale x 128 x i8> %elt.head, <vscale x 128 x i8> poison, <vscale x 128 x i32> zeroinitializer
+ %head = insertelement <vscale x 128 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 128 x i1> %head, <vscale x 128 x i1> poison, <vscale x 128 x i32> zeroinitializer
+ %v = call <vscale x 128 x i8> @llvm.vp.usub.sat.nxv128i8(<vscale x 128 x i8> %va, <vscale x 128 x i8> %vb, <vscale x 128 x i1> %m, i32 %evl)
+ ret <vscale x 128 x i8> %v
+}
+
+declare <vscale x 1 x i16> @llvm.vp.usub.sat.nxv1i16(<vscale x 1 x i16>, <vscale x 1 x i16>, <vscale x 1 x i1>, i32)
+
+define <vscale x 1 x i16> @vssubu_vv_nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i16> %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv1i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 1 x i16> @llvm.vp.usub.sat.nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i16> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i16> %v
+}
+
+define <vscale x 1 x i16> @vssubu_vv_nxv1i16_unmasked(<vscale x 1 x i16> %va, <vscale x 1 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv1i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i16> @llvm.vp.usub.sat.nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i16> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i16> %v
+}
+
+define <vscale x 1 x i16> @vssubu_vx_nxv1i16(<vscale x 1 x i16> %va, i16 %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv1i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i16> %elt.head, <vscale x 1 x i16> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i16> @llvm.vp.usub.sat.nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i16> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i16> %v
+}
+
+define <vscale x 1 x i16> @vssubu_vx_nxv1i16_unmasked(<vscale x 1 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv1i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i16> %elt.head, <vscale x 1 x i16> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i16> @llvm.vp.usub.sat.nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i16> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i16> %v
+}
+
+define <vscale x 1 x i16> @vssubu_vi_nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv1i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i16> %elt.head, <vscale x 1 x i16> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i16> @llvm.vp.usub.sat.nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i16> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i16> %v
+}
+
+define <vscale x 1 x i16> @vssubu_vi_nxv1i16_unmasked(<vscale x 1 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv1i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, mf4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i16> %elt.head, <vscale x 1 x i16> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i16> @llvm.vp.usub.sat.nxv1i16(<vscale x 1 x i16> %va, <vscale x 1 x i16> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i16> %v
+}
+
+declare <vscale x 2 x i16> @llvm.vp.usub.sat.nxv2i16(<vscale x 2 x i16>, <vscale x 2 x i16>, <vscale x 2 x i1>, i32)
+
+define <vscale x 2 x i16> @vssubu_vv_nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i16> %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv2i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 2 x i16> @llvm.vp.usub.sat.nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i16> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i16> %v
+}
+
+define <vscale x 2 x i16> @vssubu_vv_nxv2i16_unmasked(<vscale x 2 x i16> %va, <vscale x 2 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv2i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i16> @llvm.vp.usub.sat.nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i16> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i16> %v
+}
+
+define <vscale x 2 x i16> @vssubu_vx_nxv2i16(<vscale x 2 x i16> %va, i16 %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv2i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i16> %elt.head, <vscale x 2 x i16> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i16> @llvm.vp.usub.sat.nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i16> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i16> %v
+}
+
+define <vscale x 2 x i16> @vssubu_vx_nxv2i16_unmasked(<vscale x 2 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv2i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i16> %elt.head, <vscale x 2 x i16> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i16> @llvm.vp.usub.sat.nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i16> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i16> %v
+}
+
+define <vscale x 2 x i16> @vssubu_vi_nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv2i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i16> %elt.head, <vscale x 2 x i16> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i16> @llvm.vp.usub.sat.nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i16> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i16> %v
+}
+
+define <vscale x 2 x i16> @vssubu_vi_nxv2i16_unmasked(<vscale x 2 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv2i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i16> %elt.head, <vscale x 2 x i16> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i16> @llvm.vp.usub.sat.nxv2i16(<vscale x 2 x i16> %va, <vscale x 2 x i16> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i16> %v
+}
+
+declare <vscale x 4 x i16> @llvm.vp.usub.sat.nxv4i16(<vscale x 4 x i16>, <vscale x 4 x i16>, <vscale x 4 x i1>, i32)
+
+define <vscale x 4 x i16> @vssubu_vv_nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i16> %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv4i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 4 x i16> @llvm.vp.usub.sat.nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i16> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i16> %v
+}
+
+define <vscale x 4 x i16> @vssubu_vv_nxv4i16_unmasked(<vscale x 4 x i16> %va, <vscale x 4 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv4i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i16> @llvm.vp.usub.sat.nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i16> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i16> %v
+}
+
+define <vscale x 4 x i16> @vssubu_vx_nxv4i16(<vscale x 4 x i16> %va, i16 %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv4i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m1, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i16> %elt.head, <vscale x 4 x i16> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i16> @llvm.vp.usub.sat.nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i16> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i16> %v
+}
+
+define <vscale x 4 x i16> @vssubu_vx_nxv4i16_unmasked(<vscale x 4 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv4i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m1, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i16> %elt.head, <vscale x 4 x i16> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i16> @llvm.vp.usub.sat.nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i16> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i16> %v
+}
+
+define <vscale x 4 x i16> @vssubu_vi_nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv4i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i16> %elt.head, <vscale x 4 x i16> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i16> @llvm.vp.usub.sat.nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i16> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i16> %v
+}
+
+define <vscale x 4 x i16> @vssubu_vi_nxv4i16_unmasked(<vscale x 4 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv4i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, m1, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i16> %elt.head, <vscale x 4 x i16> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i16> @llvm.vp.usub.sat.nxv4i16(<vscale x 4 x i16> %va, <vscale x 4 x i16> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i16> %v
+}
+
+declare <vscale x 8 x i16> @llvm.vp.usub.sat.nxv8i16(<vscale x 8 x i16>, <vscale x 8 x i16>, <vscale x 8 x i1>, i32)
+
+define <vscale x 8 x i16> @vssubu_vv_nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i16> %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv8i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v10, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 8 x i16> @llvm.vp.usub.sat.nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i16> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i16> %v
+}
+
+define <vscale x 8 x i16> @vssubu_vv_nxv8i16_unmasked(<vscale x 8 x i16> %va, <vscale x 8 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv8i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i16> @llvm.vp.usub.sat.nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i16> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i16> %v
+}
+
+define <vscale x 8 x i16> @vssubu_vx_nxv8i16(<vscale x 8 x i16> %va, i16 %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv8i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i16> %elt.head, <vscale x 8 x i16> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i16> @llvm.vp.usub.sat.nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i16> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i16> %v
+}
+
+define <vscale x 8 x i16> @vssubu_vx_nxv8i16_unmasked(<vscale x 8 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv8i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i16> %elt.head, <vscale x 8 x i16> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i16> @llvm.vp.usub.sat.nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i16> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i16> %v
+}
+
+define <vscale x 8 x i16> @vssubu_vi_nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv8i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i16> %elt.head, <vscale x 8 x i16> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i16> @llvm.vp.usub.sat.nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i16> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i16> %v
+}
+
+define <vscale x 8 x i16> @vssubu_vi_nxv8i16_unmasked(<vscale x 8 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv8i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, m2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i16> %elt.head, <vscale x 8 x i16> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i16> @llvm.vp.usub.sat.nxv8i16(<vscale x 8 x i16> %va, <vscale x 8 x i16> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i16> %v
+}
+
+declare <vscale x 16 x i16> @llvm.vp.usub.sat.nxv16i16(<vscale x 16 x i16>, <vscale x 16 x i16>, <vscale x 16 x i1>, i32)
+
+define <vscale x 16 x i16> @vssubu_vv_nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i16> %b, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv16i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m4, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v12, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 16 x i16> @llvm.vp.usub.sat.nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i16> %b, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i16> %v
+}
+
+define <vscale x 16 x i16> @vssubu_vv_nxv16i16_unmasked(<vscale x 16 x i16> %va, <vscale x 16 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv16i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m4, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v12
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i16> @llvm.vp.usub.sat.nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i16> %b, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i16> %v
+}
+
+define <vscale x 16 x i16> @vssubu_vx_nxv16i16(<vscale x 16 x i16> %va, i16 %b, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv16i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 16 x i16> %elt.head, <vscale x 16 x i16> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i16> @llvm.vp.usub.sat.nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i16> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i16> %v
+}
+
+define <vscale x 16 x i16> @vssubu_vx_nxv16i16_unmasked(<vscale x 16 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv16i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 16 x i16> %elt.head, <vscale x 16 x i16> poison, <vscale x 16 x i32> zeroinitializer
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i16> @llvm.vp.usub.sat.nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i16> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i16> %v
+}
+
+define <vscale x 16 x i16> @vssubu_vi_nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv16i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, m4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 16 x i16> %elt.head, <vscale x 16 x i16> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i16> @llvm.vp.usub.sat.nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i16> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i16> %v
+}
+
+define <vscale x 16 x i16> @vssubu_vi_nxv16i16_unmasked(<vscale x 16 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv16i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, m4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 16 x i16> %elt.head, <vscale x 16 x i16> poison, <vscale x 16 x i32> zeroinitializer
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i16> @llvm.vp.usub.sat.nxv16i16(<vscale x 16 x i16> %va, <vscale x 16 x i16> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i16> %v
+}
+
+declare <vscale x 32 x i16> @llvm.vp.usub.sat.nxv32i16(<vscale x 32 x i16>, <vscale x 32 x i16>, <vscale x 32 x i1>, i32)
+
+define <vscale x 32 x i16> @vssubu_vv_nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i16> %b, <vscale x 32 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv32i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m8, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v16, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 32 x i16> @llvm.vp.usub.sat.nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i16> %b, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i16> %v
+}
+
+define <vscale x 32 x i16> @vssubu_vv_nxv32i16_unmasked(<vscale x 32 x i16> %va, <vscale x 32 x i16> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv32i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e16, m8, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v16
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 32 x i1> %head, <vscale x 32 x i1> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i16> @llvm.vp.usub.sat.nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i16> %b, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i16> %v
+}
+
+define <vscale x 32 x i16> @vssubu_vx_nxv32i16(<vscale x 32 x i16> %va, i16 %b, <vscale x 32 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv32i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m8, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 32 x i16> %elt.head, <vscale x 32 x i16> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i16> @llvm.vp.usub.sat.nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i16> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i16> %v
+}
+
+define <vscale x 32 x i16> @vssubu_vx_nxv32i16_unmasked(<vscale x 32 x i16> %va, i16 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv32i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e16, m8, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i16> poison, i16 %b, i32 0
+ %vb = shufflevector <vscale x 32 x i16> %elt.head, <vscale x 32 x i16> poison, <vscale x 32 x i32> zeroinitializer
+ %head = insertelement <vscale x 32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 32 x i1> %head, <vscale x 32 x i1> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i16> @llvm.vp.usub.sat.nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i16> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i16> %v
+}
+
+define <vscale x 32 x i16> @vssubu_vi_nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv32i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, m8, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 32 x i16> %elt.head, <vscale x 32 x i16> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i16> @llvm.vp.usub.sat.nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i16> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i16> %v
+}
+
+define <vscale x 32 x i16> @vssubu_vi_nxv32i16_unmasked(<vscale x 32 x i16> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv32i16_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e16, m8, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i16> poison, i16 -1, i32 0
+ %vb = shufflevector <vscale x 32 x i16> %elt.head, <vscale x 32 x i16> poison, <vscale x 32 x i32> zeroinitializer
+ %head = insertelement <vscale x 32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 32 x i1> %head, <vscale x 32 x i1> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i16> @llvm.vp.usub.sat.nxv32i16(<vscale x 32 x i16> %va, <vscale x 32 x i16> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i16> %v
+}
+
+declare <vscale x 1 x i32> @llvm.vp.usub.sat.nxv1i32(<vscale x 1 x i32>, <vscale x 1 x i32>, <vscale x 1 x i1>, i32)
+
+define <vscale x 1 x i32> @vssubu_vv_nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i32> %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv1i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 1 x i32> @llvm.vp.usub.sat.nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i32> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i32> %v
+}
+
+define <vscale x 1 x i32> @vssubu_vv_nxv1i32_unmasked(<vscale x 1 x i32> %va, <vscale x 1 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv1i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i32> @llvm.vp.usub.sat.nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i32> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i32> %v
+}
+
+define <vscale x 1 x i32> @vssubu_vx_nxv1i32(<vscale x 1 x i32> %va, i32 %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv1i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i32> %elt.head, <vscale x 1 x i32> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i32> @llvm.vp.usub.sat.nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i32> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i32> %v
+}
+
+define <vscale x 1 x i32> @vssubu_vx_nxv1i32_unmasked(<vscale x 1 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv1i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i32> %elt.head, <vscale x 1 x i32> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i32> @llvm.vp.usub.sat.nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i32> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i32> %v
+}
+
+define <vscale x 1 x i32> @vssubu_vi_nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv1i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i32> %elt.head, <vscale x 1 x i32> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i32> @llvm.vp.usub.sat.nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i32> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i32> %v
+}
+
+define <vscale x 1 x i32> @vssubu_vi_nxv1i32_unmasked(<vscale x 1 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv1i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, mf2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i32> %elt.head, <vscale x 1 x i32> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i32> @llvm.vp.usub.sat.nxv1i32(<vscale x 1 x i32> %va, <vscale x 1 x i32> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i32> %v
+}
+
+declare <vscale x 2 x i32> @llvm.vp.usub.sat.nxv2i32(<vscale x 2 x i32>, <vscale x 2 x i32>, <vscale x 2 x i1>, i32)
+
+define <vscale x 2 x i32> @vssubu_vv_nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i32> %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv2i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 2 x i32> @llvm.vp.usub.sat.nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i32> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i32> %v
+}
+
+define <vscale x 2 x i32> @vssubu_vv_nxv2i32_unmasked(<vscale x 2 x i32> %va, <vscale x 2 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv2i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i32> @llvm.vp.usub.sat.nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i32> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i32> %v
+}
+
+define <vscale x 2 x i32> @vssubu_vx_nxv2i32(<vscale x 2 x i32> %va, i32 %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv2i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m1, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i32> %elt.head, <vscale x 2 x i32> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i32> @llvm.vp.usub.sat.nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i32> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i32> %v
+}
+
+define <vscale x 2 x i32> @vssubu_vx_nxv2i32_unmasked(<vscale x 2 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv2i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m1, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i32> %elt.head, <vscale x 2 x i32> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i32> @llvm.vp.usub.sat.nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i32> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i32> %v
+}
+
+define <vscale x 2 x i32> @vssubu_vi_nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv2i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i32> %elt.head, <vscale x 2 x i32> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i32> @llvm.vp.usub.sat.nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i32> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i32> %v
+}
+
+define <vscale x 2 x i32> @vssubu_vi_nxv2i32_unmasked(<vscale x 2 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv2i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, m1, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i32> %elt.head, <vscale x 2 x i32> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i32> @llvm.vp.usub.sat.nxv2i32(<vscale x 2 x i32> %va, <vscale x 2 x i32> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i32> %v
+}
+
+declare <vscale x 4 x i32> @llvm.vp.usub.sat.nxv4i32(<vscale x 4 x i32>, <vscale x 4 x i32>, <vscale x 4 x i1>, i32)
+
+define <vscale x 4 x i32> @vssubu_vv_nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i32> %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv4i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v10, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 4 x i32> @llvm.vp.usub.sat.nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i32> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i32> %v
+}
+
+define <vscale x 4 x i32> @vssubu_vv_nxv4i32_unmasked(<vscale x 4 x i32> %va, <vscale x 4 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv4i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i32> @llvm.vp.usub.sat.nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i32> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i32> %v
+}
+
+define <vscale x 4 x i32> @vssubu_vx_nxv4i32(<vscale x 4 x i32> %va, i32 %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv4i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i32> %elt.head, <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i32> @llvm.vp.usub.sat.nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i32> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i32> %v
+}
+
+define <vscale x 4 x i32> @vssubu_vx_nxv4i32_unmasked(<vscale x 4 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv4i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i32> %elt.head, <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i32> @llvm.vp.usub.sat.nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i32> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i32> %v
+}
+
+define <vscale x 4 x i32> @vssubu_vi_nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv4i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i32> %elt.head, <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i32> @llvm.vp.usub.sat.nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i32> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i32> %v
+}
+
+define <vscale x 4 x i32> @vssubu_vi_nxv4i32_unmasked(<vscale x 4 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv4i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, m2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i32> %elt.head, <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i32> @llvm.vp.usub.sat.nxv4i32(<vscale x 4 x i32> %va, <vscale x 4 x i32> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i32> %v
+}
+
+declare <vscale x 8 x i32> @llvm.vp.usub.sat.nxv8i32(<vscale x 8 x i32>, <vscale x 8 x i32>, <vscale x 8 x i1>, i32)
+
+define <vscale x 8 x i32> @vssubu_vv_nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i32> %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv8i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v12, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 8 x i32> @llvm.vp.usub.sat.nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i32> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i32> %v
+}
+
+define <vscale x 8 x i32> @vssubu_vv_nxv8i32_unmasked(<vscale x 8 x i32> %va, <vscale x 8 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv8i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v12
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i32> @llvm.vp.usub.sat.nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i32> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i32> %v
+}
+
+define <vscale x 8 x i32> @vssubu_vx_nxv8i32(<vscale x 8 x i32> %va, i32 %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv8i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i32> %elt.head, <vscale x 8 x i32> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i32> @llvm.vp.usub.sat.nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i32> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i32> %v
+}
+
+define <vscale x 8 x i32> @vssubu_vx_nxv8i32_unmasked(<vscale x 8 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv8i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i32> %elt.head, <vscale x 8 x i32> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i32> @llvm.vp.usub.sat.nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i32> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i32> %v
+}
+
+define <vscale x 8 x i32> @vssubu_vi_nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv8i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i32> %elt.head, <vscale x 8 x i32> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i32> @llvm.vp.usub.sat.nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i32> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i32> %v
+}
+
+define <vscale x 8 x i32> @vssubu_vi_nxv8i32_unmasked(<vscale x 8 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv8i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, m4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i32> %elt.head, <vscale x 8 x i32> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i32> @llvm.vp.usub.sat.nxv8i32(<vscale x 8 x i32> %va, <vscale x 8 x i32> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i32> %v
+}
+
+declare <vscale x 16 x i32> @llvm.vp.usub.sat.nxv16i32(<vscale x 16 x i32>, <vscale x 16 x i32>, <vscale x 16 x i1>, i32)
+
+define <vscale x 16 x i32> @vssubu_vv_nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i32> %b, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv16i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v16, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 16 x i32> @llvm.vp.usub.sat.nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i32> %b, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i32> %v
+}
+
+define <vscale x 16 x i32> @vssubu_vv_nxv16i32_unmasked(<vscale x 16 x i32> %va, <vscale x 16 x i32> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv16i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v16
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i32> @llvm.vp.usub.sat.nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i32> %b, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i32> %v
+}
+
+define <vscale x 16 x i32> @vssubu_vx_nxv16i32(<vscale x 16 x i32> %va, i32 %b, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv16i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m8, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 16 x i32> %elt.head, <vscale x 16 x i32> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i32> @llvm.vp.usub.sat.nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i32> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i32> %v
+}
+
+define <vscale x 16 x i32> @vssubu_vx_nxv16i32_unmasked(<vscale x 16 x i32> %va, i32 %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vx_nxv16i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a1, e32, m8, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a0
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i32> poison, i32 %b, i32 0
+ %vb = shufflevector <vscale x 16 x i32> %elt.head, <vscale x 16 x i32> poison, <vscale x 16 x i32> zeroinitializer
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i32> @llvm.vp.usub.sat.nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i32> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i32> %v
+}
+
+define <vscale x 16 x i32> @vssubu_vi_nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv16i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 16 x i32> %elt.head, <vscale x 16 x i32> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i32> @llvm.vp.usub.sat.nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i32> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i32> %v
+}
+
+define <vscale x 16 x i32> @vssubu_vi_nxv16i32_unmasked(<vscale x 16 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv16i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 16 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 16 x i32> %elt.head, <vscale x 16 x i32> poison, <vscale x 16 x i32> zeroinitializer
+ %head = insertelement <vscale x 16 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
+ %v = call <vscale x 16 x i32> @llvm.vp.usub.sat.nxv16i32(<vscale x 16 x i32> %va, <vscale x 16 x i32> %vb, <vscale x 16 x i1> %m, i32 %evl)
+ ret <vscale x 16 x i32> %v
+}
+
+; Test that split-legalization works then the mask needs manual splitting.
+
+declare <vscale x 32 x i32> @llvm.vp.usub.sat.nxv32i32(<vscale x 32 x i32>, <vscale x 32 x i32>, <vscale x 32 x i1>, i32)
+
+define <vscale x 32 x i32> @vssubu_vi_nxv32i32(<vscale x 32 x i32> %va, <vscale x 32 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv32i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vmv1r.v v24, v0
+; CHECK-NEXT: csrr a2, vlenb
+; CHECK-NEXT: srli a1, a2, 2
+; CHECK-NEXT: vsetvli a3, zero, e8, mf2, ta, ma
+; CHECK-NEXT: vslidedown.vx v0, v0, a1
+; CHECK-NEXT: slli a2, a2, 1
+; CHECK-NEXT: sub a1, a0, a2
+; CHECK-NEXT: sltu a3, a0, a1
+; CHECK-NEXT: addi a3, a3, -1
+; CHECK-NEXT: and a3, a3, a1
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a3, e32, m8, ta, ma
+; CHECK-NEXT: vssubu.vx v16, v16, a1, v0.t
+; CHECK-NEXT: bltu a0, a2, .LBB118_2
+; CHECK-NEXT: # %bb.1:
+; CHECK-NEXT: mv a0, a2
+; CHECK-NEXT: .LBB118_2:
+; CHECK-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; CHECK-NEXT: vmv1r.v v0, v24
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 32 x i32> %elt.head, <vscale x 32 x i32> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i32> @llvm.vp.usub.sat.nxv32i32(<vscale x 32 x i32> %va, <vscale x 32 x i32> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i32> %v
+}
+
+define <vscale x 32 x i32> @vssubu_vi_nxv32i32_unmasked(<vscale x 32 x i32> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv32i32_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: csrr a1, vlenb
+; CHECK-NEXT: slli a1, a1, 1
+; CHECK-NEXT: sub a2, a0, a1
+; CHECK-NEXT: sltu a3, a0, a2
+; CHECK-NEXT: addi a3, a3, -1
+; CHECK-NEXT: and a3, a3, a2
+; CHECK-NEXT: li a2, -1
+; CHECK-NEXT: vsetvli zero, a3, e32, m8, ta, ma
+; CHECK-NEXT: vssubu.vx v16, v16, a2
+; CHECK-NEXT: bltu a0, a1, .LBB119_2
+; CHECK-NEXT: # %bb.1:
+; CHECK-NEXT: mv a0, a1
+; CHECK-NEXT: .LBB119_2:
+; CHECK-NEXT: vsetvli zero, a0, e32, m8, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a2
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 32 x i32> poison, i32 -1, i32 0
+ %vb = shufflevector <vscale x 32 x i32> %elt.head, <vscale x 32 x i32> poison, <vscale x 32 x i32> zeroinitializer
+ %head = insertelement <vscale x 32 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 32 x i1> %head, <vscale x 32 x i1> poison, <vscale x 32 x i32> zeroinitializer
+ %v = call <vscale x 32 x i32> @llvm.vp.usub.sat.nxv32i32(<vscale x 32 x i32> %va, <vscale x 32 x i32> %vb, <vscale x 32 x i1> %m, i32 %evl)
+ ret <vscale x 32 x i32> %v
+}
+
+declare <vscale x 1 x i64> @llvm.vp.usub.sat.nxv1i64(<vscale x 1 x i64>, <vscale x 1 x i64>, <vscale x 1 x i1>, i32)
+
+define <vscale x 1 x i64> @vssubu_vv_nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i64> %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv1i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 1 x i64> @llvm.vp.usub.sat.nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i64> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i64> %v
+}
+
+define <vscale x 1 x i64> @vssubu_vv_nxv1i64_unmasked(<vscale x 1 x i64> %va, <vscale x 1 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv1i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i64> @llvm.vp.usub.sat.nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i64> %b, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i64> %v
+}
+
+define <vscale x 1 x i64> @vssubu_vx_nxv1i64(<vscale x 1 x i64> %va, i64 %b, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vssubu_vx_nxv1i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m1, ta, ma
+; RV32-NEXT: vlse64.v v9, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m1, ta, ma
+; RV32-NEXT: vssubu.vv v8, v8, v9, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssubu_vx_nxv1i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m1, ta, ma
+; RV64-NEXT: vssubu.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i64> %elt.head, <vscale x 1 x i64> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i64> @llvm.vp.usub.sat.nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i64> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i64> %v
+}
+
+define <vscale x 1 x i64> @vssubu_vx_nxv1i64_unmasked(<vscale x 1 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vssubu_vx_nxv1i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m1, ta, ma
+; RV32-NEXT: vlse64.v v9, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m1, ta, ma
+; RV32-NEXT: vssubu.vv v8, v8, v9
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssubu_vx_nxv1i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m1, ta, ma
+; RV64-NEXT: vssubu.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 1 x i64> %elt.head, <vscale x 1 x i64> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i64> @llvm.vp.usub.sat.nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i64> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i64> %v
+}
+
+define <vscale x 1 x i64> @vssubu_vi_nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv1i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i64> %elt.head, <vscale x 1 x i64> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i64> @llvm.vp.usub.sat.nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i64> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i64> %v
+}
+
+define <vscale x 1 x i64> @vssubu_vi_nxv1i64_unmasked(<vscale x 1 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv1i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m1, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 1 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 1 x i64> %elt.head, <vscale x 1 x i64> poison, <vscale x 1 x i32> zeroinitializer
+ %head = insertelement <vscale x 1 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
+ %v = call <vscale x 1 x i64> @llvm.vp.usub.sat.nxv1i64(<vscale x 1 x i64> %va, <vscale x 1 x i64> %vb, <vscale x 1 x i1> %m, i32 %evl)
+ ret <vscale x 1 x i64> %v
+}
+
+declare <vscale x 2 x i64> @llvm.vp.usub.sat.nxv2i64(<vscale x 2 x i64>, <vscale x 2 x i64>, <vscale x 2 x i1>, i32)
+
+define <vscale x 2 x i64> @vssubu_vv_nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i64> %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv2i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v10, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 2 x i64> @llvm.vp.usub.sat.nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i64> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i64> %v
+}
+
+define <vscale x 2 x i64> @vssubu_vv_nxv2i64_unmasked(<vscale x 2 x i64> %va, <vscale x 2 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv2i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i64> @llvm.vp.usub.sat.nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i64> %b, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i64> %v
+}
+
+define <vscale x 2 x i64> @vssubu_vx_nxv2i64(<vscale x 2 x i64> %va, i64 %b, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vssubu_vx_nxv2i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m2, ta, ma
+; RV32-NEXT: vlse64.v v10, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m2, ta, ma
+; RV32-NEXT: vssubu.vv v8, v8, v10, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssubu_vx_nxv2i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m2, ta, ma
+; RV64-NEXT: vssubu.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i64> %elt.head, <vscale x 2 x i64> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i64> @llvm.vp.usub.sat.nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i64> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i64> %v
+}
+
+define <vscale x 2 x i64> @vssubu_vx_nxv2i64_unmasked(<vscale x 2 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vssubu_vx_nxv2i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m2, ta, ma
+; RV32-NEXT: vlse64.v v10, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m2, ta, ma
+; RV32-NEXT: vssubu.vv v8, v8, v10
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssubu_vx_nxv2i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m2, ta, ma
+; RV64-NEXT: vssubu.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 2 x i64> %elt.head, <vscale x 2 x i64> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i64> @llvm.vp.usub.sat.nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i64> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i64> %v
+}
+
+define <vscale x 2 x i64> @vssubu_vi_nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv2i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i64> %elt.head, <vscale x 2 x i64> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i64> @llvm.vp.usub.sat.nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i64> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i64> %v
+}
+
+define <vscale x 2 x i64> @vssubu_vi_nxv2i64_unmasked(<vscale x 2 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv2i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m2, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 2 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 2 x i64> %elt.head, <vscale x 2 x i64> poison, <vscale x 2 x i32> zeroinitializer
+ %head = insertelement <vscale x 2 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
+ %v = call <vscale x 2 x i64> @llvm.vp.usub.sat.nxv2i64(<vscale x 2 x i64> %va, <vscale x 2 x i64> %vb, <vscale x 2 x i1> %m, i32 %evl)
+ ret <vscale x 2 x i64> %v
+}
+
+declare <vscale x 4 x i64> @llvm.vp.usub.sat.nxv4i64(<vscale x 4 x i64>, <vscale x 4 x i64>, <vscale x 4 x i1>, i32)
+
+define <vscale x 4 x i64> @vssubu_vv_nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i64> %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv4i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v12, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 4 x i64> @llvm.vp.usub.sat.nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i64> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i64> %v
+}
+
+define <vscale x 4 x i64> @vssubu_vv_nxv4i64_unmasked(<vscale x 4 x i64> %va, <vscale x 4 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv4i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v12
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i64> @llvm.vp.usub.sat.nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i64> %b, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i64> %v
+}
+
+define <vscale x 4 x i64> @vssubu_vx_nxv4i64(<vscale x 4 x i64> %va, i64 %b, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vssubu_vx_nxv4i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m4, ta, ma
+; RV32-NEXT: vlse64.v v12, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m4, ta, ma
+; RV32-NEXT: vssubu.vv v8, v8, v12, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssubu_vx_nxv4i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m4, ta, ma
+; RV64-NEXT: vssubu.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i64> %elt.head, <vscale x 4 x i64> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i64> @llvm.vp.usub.sat.nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i64> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i64> %v
+}
+
+define <vscale x 4 x i64> @vssubu_vx_nxv4i64_unmasked(<vscale x 4 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vssubu_vx_nxv4i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m4, ta, ma
+; RV32-NEXT: vlse64.v v12, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m4, ta, ma
+; RV32-NEXT: vssubu.vv v8, v8, v12
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssubu_vx_nxv4i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m4, ta, ma
+; RV64-NEXT: vssubu.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 4 x i64> %elt.head, <vscale x 4 x i64> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i64> @llvm.vp.usub.sat.nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i64> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i64> %v
+}
+
+define <vscale x 4 x i64> @vssubu_vi_nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv4i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i64> %elt.head, <vscale x 4 x i64> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i64> @llvm.vp.usub.sat.nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i64> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i64> %v
+}
+
+define <vscale x 4 x i64> @vssubu_vi_nxv4i64_unmasked(<vscale x 4 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv4i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m4, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 4 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 4 x i64> %elt.head, <vscale x 4 x i64> poison, <vscale x 4 x i32> zeroinitializer
+ %head = insertelement <vscale x 4 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
+ %v = call <vscale x 4 x i64> @llvm.vp.usub.sat.nxv4i64(<vscale x 4 x i64> %va, <vscale x 4 x i64> %vb, <vscale x 4 x i1> %m, i32 %evl)
+ ret <vscale x 4 x i64> %v
+}
+
+declare <vscale x 8 x i64> @llvm.vp.usub.sat.nxv8i64(<vscale x 8 x i64>, <vscale x 8 x i64>, <vscale x 8 x i1>, i32)
+
+define <vscale x 8 x i64> @vssubu_vv_nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i64> %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv8i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v16, v0.t
+; CHECK-NEXT: ret
+ %v = call <vscale x 8 x i64> @llvm.vp.usub.sat.nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i64> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i64> %v
+}
+
+define <vscale x 8 x i64> @vssubu_vv_nxv8i64_unmasked(<vscale x 8 x i64> %va, <vscale x 8 x i64> %b, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vv_nxv8i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vssubu.vv v8, v8, v16
+; CHECK-NEXT: ret
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i64> @llvm.vp.usub.sat.nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i64> %b, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i64> %v
+}
+
+define <vscale x 8 x i64> @vssubu_vx_nxv8i64(<vscale x 8 x i64> %va, i64 %b, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; RV32-LABEL: vssubu_vx_nxv8i64:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m8, ta, ma
+; RV32-NEXT: vlse64.v v16, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m8, ta, ma
+; RV32-NEXT: vssubu.vv v8, v8, v16, v0.t
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssubu_vx_nxv8i64:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV64-NEXT: vssubu.vx v8, v8, a0, v0.t
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i64> %elt.head, <vscale x 8 x i64> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i64> @llvm.vp.usub.sat.nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i64> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i64> %v
+}
+
+define <vscale x 8 x i64> @vssubu_vx_nxv8i64_unmasked(<vscale x 8 x i64> %va, i64 %b, i32 zeroext %evl) {
+; RV32-LABEL: vssubu_vx_nxv8i64_unmasked:
+; RV32: # %bb.0:
+; RV32-NEXT: addi sp, sp, -16
+; RV32-NEXT: .cfi_def_cfa_offset 16
+; RV32-NEXT: sw a1, 12(sp)
+; RV32-NEXT: sw a0, 8(sp)
+; RV32-NEXT: addi a0, sp, 8
+; RV32-NEXT: vsetvli a1, zero, e64, m8, ta, ma
+; RV32-NEXT: vlse64.v v16, (a0), zero
+; RV32-NEXT: vsetvli zero, a2, e64, m8, ta, ma
+; RV32-NEXT: vssubu.vv v8, v8, v16
+; RV32-NEXT: addi sp, sp, 16
+; RV32-NEXT: ret
+;
+; RV64-LABEL: vssubu_vx_nxv8i64_unmasked:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetvli zero, a1, e64, m8, ta, ma
+; RV64-NEXT: vssubu.vx v8, v8, a0
+; RV64-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i64> poison, i64 %b, i32 0
+ %vb = shufflevector <vscale x 8 x i64> %elt.head, <vscale x 8 x i64> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i64> @llvm.vp.usub.sat.nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i64> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i64> %v
+}
+
+define <vscale x 8 x i64> @vssubu_vi_nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i1> %m, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv8i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1, v0.t
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i64> %elt.head, <vscale x 8 x i64> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i64> @llvm.vp.usub.sat.nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i64> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i64> %v
+}
+
+define <vscale x 8 x i64> @vssubu_vi_nxv8i64_unmasked(<vscale x 8 x i64> %va, i32 zeroext %evl) {
+; CHECK-LABEL: vssubu_vi_nxv8i64_unmasked:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a1, -1
+; CHECK-NEXT: vsetvli zero, a0, e64, m8, ta, ma
+; CHECK-NEXT: vssubu.vx v8, v8, a1
+; CHECK-NEXT: ret
+ %elt.head = insertelement <vscale x 8 x i64> poison, i64 -1, i32 0
+ %vb = shufflevector <vscale x 8 x i64> %elt.head, <vscale x 8 x i64> poison, <vscale x 8 x i32> zeroinitializer
+ %head = insertelement <vscale x 8 x i1> poison, i1 true, i32 0
+ %m = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
+ %v = call <vscale x 8 x i64> @llvm.vp.usub.sat.nxv8i64(<vscale x 8 x i64> %va, <vscale x 8 x i64> %vb, <vscale x 8 x i1> %m, i32 %evl)
+ ret <vscale x 8 x i64> %v
+}
diff --git a/llvm/unittests/IR/VPIntrinsicTest.cpp b/llvm/unittests/IR/VPIntrinsicTest.cpp
index 7a9d91cc76b34a..e3462f0f33f118 100644
--- a/llvm/unittests/IR/VPIntrinsicTest.cpp
+++ b/llvm/unittests/IR/VPIntrinsicTest.cpp
@@ -163,6 +163,14 @@ class VPIntrinsicTest : public testing::Test {
<< "(<8 x i16>, i1 immarg, <8 x i1>, i32) ";
Str << " declare <8 x i16> @llvm.vp.cttz.v8i16"
<< "(<8 x i16>, i1 immarg, <8 x i1>, i32) ";
+ Str << " declare <8 x i16> @llvm.vp.sadd.sat.v8i16"
+ << "(<8 x i16>, <8 x i16>, <8 x i1>, i32) ";
+ Str << " declare <8 x i16> @llvm.vp.uadd.sat.v8i16"
+ << "(<8 x i16>, <8 x i16>, <8 x i1>, i32) ";
+ Str << " declare <8 x i16> @llvm.vp.ssub.sat.v8i16"
+ << "(<8 x i16>, <8 x i16>, <8 x i1>, i32) ";
+ Str << " declare <8 x i16> @llvm.vp.usub.sat.v8i16"
+ << "(<8 x i16>, <8 x i16>, <8 x i1>, i32) ";
Str << " declare <8 x i16> @llvm.vp.fshl.v8i16"
<< "(<8 x i16>, <8 x i16>, <8 x i16>, <8 x i1>, i32) ";
Str << " declare <8 x i16> @llvm.vp.fshr.v8i16"
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