[llvm] 897fdec - [llvm][CodeGen] Addressing modes for SVE stN.

Francesco Petrogalli via llvm-commits llvm-commits at lists.llvm.org
Fri Apr 17 12:37:24 PDT 2020


Author: Francesco Petrogalli
Date: 2020-04-17T20:35:35+01:00
New Revision: 897fdec586d9ad4c101738caa723bacdda15a769

URL: https://github.com/llvm/llvm-project/commit/897fdec586d9ad4c101738caa723bacdda15a769
DIFF: https://github.com/llvm/llvm-project/commit/897fdec586d9ad4c101738caa723bacdda15a769.diff

LOG: [llvm][CodeGen] Addressing modes for SVE stN.

This reverts commit 17b1869b72f30f2702cb1abd7222027082e49eb6.

It is an attempt to fix the failure reported at

The patch differs from the original one reviwed at
https://reviews.llvm.org/D77435 only for the use of the std::make_tuple
in building the return value of `findAddrModeSVELoadStore`:

   -  return {IsRegReg ? Opc_rr : Opc_ri, NewBase, NewOffset};
   +  return std::make_tuple(IsRegReg ? Opc_rr : Opc_ri, NewBase,

the original patch submitted at
https://github.com/llvm/llvm-project/commit/fc4e954ed5c0825cdfe3a590ff1904ef38bc47db
was failing the following build:

http://lab.llvm.org:8011/builders/clang-armv7-linux-build-cache/builds/29420/

with error:

/home/buildslave/buildslave/clang-armv7-linux-build-cache/llvm/llvm/lib/Target/AArch64/AArch64ISelDAGToDAG.cpp
/home/buildslave/buildslave/clang-armv7-linux-build-cache/llvm/llvm/lib/Target/AArch64/AArch64ISelDAGToDAG.cpp:1439:10:
error: chosen constructor is explicit in copy-initialization
  return {IsRegReg ? Opc_rr : Opc_ri, NewBase, NewOffset};
           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   /usr/bin/../lib/gcc/arm-linux-gnueabihf/5.4.0/../../../../include/c++/5.4.0/tuple:479:19:
   note: explicit constructor declared here
           constexpr tuple(_UElements&&... __elements)
	                     ^
			     1 error generated.

Added: 
    llvm/test/CodeGen/AArch64/sve-intrinsics-stN-reg-imm-addr-mode.ll
    llvm/test/CodeGen/AArch64/sve-intrinsics-stN-reg-reg-addr-mode.ll

Modified: 
    llvm/lib/Target/AArch64/AArch64ISelDAGToDAG.cpp
    llvm/lib/Target/AArch64/AArch64ISelLowering.cpp

Removed: 
    


################################################################################
diff  --git a/llvm/lib/Target/AArch64/AArch64ISelDAGToDAG.cpp b/llvm/lib/Target/AArch64/AArch64ISelDAGToDAG.cpp
index 5bc22abde3fa..6e7896e9497e 100644
--- a/llvm/lib/Target/AArch64/AArch64ISelDAGToDAG.cpp
+++ b/llvm/lib/Target/AArch64/AArch64ISelDAGToDAG.cpp
@@ -261,7 +261,14 @@ class AArch64DAGToDAGISel : public SelectionDAGISel {
   void SelectPostStore(SDNode *N, unsigned NumVecs, unsigned Opc);
   void SelectStoreLane(SDNode *N, unsigned NumVecs, unsigned Opc);
   void SelectPostStoreLane(SDNode *N, unsigned NumVecs, unsigned Opc);
-  void SelectPredicatedStore(SDNode *N, unsigned NumVecs, const unsigned Opc);
+  template <unsigned Scale>
+  void SelectPredicatedStore(SDNode *N, unsigned NumVecs, const unsigned Opc_rr,
+                             const unsigned Opc_ri);
+  template <unsigned Scale>
+  std::tuple<unsigned, SDValue, SDValue>
+  findAddrModeSVELoadStore(SDNode *N, const unsigned Opc_rr,
+                           const unsigned Opc_ri, const SDValue &OldBase,
+                           const SDValue &OldOffset);
 
   bool tryBitfieldExtractOp(SDNode *N);
   bool tryBitfieldExtractOpFromSExt(SDNode *N);
@@ -1408,6 +1415,30 @@ void AArch64DAGToDAGISel::SelectPostLoad(SDNode *N, unsigned NumVecs,
   CurDAG->RemoveDeadNode(N);
 }
 
+/// Optimize \param OldBase and \param OldOffset selecting the best addressing
+/// mode. Returns a tuple consisting of an Opcode, an SDValue representing the
+/// new Base and an SDValue representing the new offset.
+template <unsigned Scale>
+std::tuple<unsigned, SDValue, SDValue>
+AArch64DAGToDAGISel::findAddrModeSVELoadStore(SDNode *N, const unsigned Opc_rr,
+                                              const unsigned Opc_ri,
+                                              const SDValue &OldBase,
+                                              const SDValue &OldOffset) {
+  SDValue NewBase = OldBase;
+  SDValue NewOffset = OldOffset;
+  // Detect a possible Reg+Imm addressing mode.
+  const bool IsRegImm = SelectAddrModeIndexedSVE</*Min=*/-8, /*Max=*/7>(
+      N, OldBase, NewBase, NewOffset);
+
+  // Detect a possible reg+reg addressing mode, but only if we haven't already
+  // detected a Reg+Imm one.
+  const bool IsRegReg =
+      !IsRegImm && SelectSVERegRegAddrMode<Scale>(OldBase, NewBase, NewOffset);
+
+  // Select the instruction.
+  return std::make_tuple(IsRegReg ? Opc_rr : Opc_ri, NewBase, NewOffset);
+}
+
 void AArch64DAGToDAGISel::SelectStore(SDNode *N, unsigned NumVecs,
                                       unsigned Opc) {
   SDLoc dl(N);
@@ -1428,18 +1459,27 @@ void AArch64DAGToDAGISel::SelectStore(SDNode *N, unsigned NumVecs,
   ReplaceNode(N, St);
 }
 
+template <unsigned Scale>
 void AArch64DAGToDAGISel::SelectPredicatedStore(SDNode *N, unsigned NumVecs,
-                                                const unsigned Opc) {
+                                                const unsigned Opc_rr,
+                                                const unsigned Opc_ri) {
   SDLoc dl(N);
 
   // Form a REG_SEQUENCE to force register allocation.
   SmallVector<SDValue, 4> Regs(N->op_begin() + 2, N->op_begin() + 2 + NumVecs);
   SDValue RegSeq = createZTuple(Regs);
 
-  SDValue Ops[] = {RegSeq, N->getOperand(NumVecs + 2),         // predicate
-                   N->getOperand(NumVecs + 3),                 // address
-                   CurDAG->getTargetConstant(0, dl, MVT::i64), // offset
-                   N->getOperand(0)};                          // chain
+  // Optimize addressing mode.
+  unsigned Opc;
+  SDValue Offset, Base;
+  std::tie(Opc, Base, Offset) = findAddrModeSVELoadStore<Scale>(
+      N, Opc_rr, Opc_ri, N->getOperand(NumVecs + 3),
+      CurDAG->getTargetConstant(0, dl, MVT::i64));
+
+  SDValue Ops[] = {RegSeq, N->getOperand(NumVecs + 2), // predicate
+                   Base,                               // address
+                   Offset,                             // offset
+                   N->getOperand(0)};                  // chain
   SDNode *St = CurDAG->getMachineNode(Opc, dl, N->getValueType(0), Ops);
 
   ReplaceNode(N, St);
@@ -3910,48 +3950,60 @@ void AArch64DAGToDAGISel::Select(SDNode *Node) {
     }
     case Intrinsic::aarch64_sve_st2: {
       if (VT == MVT::nxv16i8) {
-        SelectPredicatedStore(Node, 2, AArch64::ST2B_IMM);
+        SelectPredicatedStore</*Scale=*/0>(Node, 2, AArch64::ST2B,
+                                           AArch64::ST2B_IMM);
         return;
       } else if (VT == MVT::nxv8i16 || VT == MVT::nxv8f16) {
-        SelectPredicatedStore(Node, 2, AArch64::ST2H_IMM);
+        SelectPredicatedStore</*Scale=*/1>(Node, 2, AArch64::ST2H,
+                                           AArch64::ST2H_IMM);
         return;
       } else if (VT == MVT::nxv4i32 || VT == MVT::nxv4f32) {
-        SelectPredicatedStore(Node, 2, AArch64::ST2W_IMM);
+        SelectPredicatedStore</*Scale=*/2>(Node, 2, AArch64::ST2W,
+                                           AArch64::ST2W_IMM);
         return;
       } else if (VT == MVT::nxv2i64 || VT == MVT::nxv2f64) {
-        SelectPredicatedStore(Node, 2, AArch64::ST2D_IMM);
+        SelectPredicatedStore</*Scale=*/3>(Node, 2, AArch64::ST2D,
+                                           AArch64::ST2D_IMM);
         return;
       }
       break;
     }
     case Intrinsic::aarch64_sve_st3: {
       if (VT == MVT::nxv16i8) {
-        SelectPredicatedStore(Node, 3, AArch64::ST3B_IMM);
+        SelectPredicatedStore</*Scale=*/0>(Node, 3, AArch64::ST3B,
+                                           AArch64::ST3B_IMM);
         return;
       } else if (VT == MVT::nxv8i16 || VT == MVT::nxv8f16) {
-        SelectPredicatedStore(Node, 3, AArch64::ST3H_IMM);
+        SelectPredicatedStore</*Scale=*/1>(Node, 3, AArch64::ST3H,
+                                           AArch64::ST3H_IMM);
         return;
       } else if (VT == MVT::nxv4i32 || VT == MVT::nxv4f32) {
-        SelectPredicatedStore(Node, 3, AArch64::ST3W_IMM);
+        SelectPredicatedStore</*Scale=*/2>(Node, 3, AArch64::ST3W,
+                                           AArch64::ST3W_IMM);
         return;
       } else if (VT == MVT::nxv2i64 || VT == MVT::nxv2f64) {
-        SelectPredicatedStore(Node, 3, AArch64::ST3D_IMM);
+        SelectPredicatedStore</*Scale=*/3>(Node, 3, AArch64::ST3D,
+                                           AArch64::ST3D_IMM);
         return;
       }
       break;
     }
     case Intrinsic::aarch64_sve_st4: {
       if (VT == MVT::nxv16i8) {
-        SelectPredicatedStore(Node, 4, AArch64::ST4B_IMM);
+        SelectPredicatedStore</*Scale=*/0>(Node, 4, AArch64::ST4B,
+                                           AArch64::ST4B_IMM);
         return;
       } else if (VT == MVT::nxv8i16 || VT == MVT::nxv8f16) {
-        SelectPredicatedStore(Node, 4, AArch64::ST4H_IMM);
+        SelectPredicatedStore</*Scale=*/1>(Node, 4, AArch64::ST4H,
+                                           AArch64::ST4H_IMM);
         return;
       } else if (VT == MVT::nxv4i32 || VT == MVT::nxv4f32) {
-        SelectPredicatedStore(Node, 4, AArch64::ST4W_IMM);
+        SelectPredicatedStore</*Scale=*/2>(Node, 4, AArch64::ST4W,
+                                           AArch64::ST4W_IMM);
         return;
       } else if (VT == MVT::nxv2i64 || VT == MVT::nxv2f64) {
-        SelectPredicatedStore(Node, 4, AArch64::ST4D_IMM);
+        SelectPredicatedStore</*Scale=*/3>(Node, 4, AArch64::ST4D,
+                                           AArch64::ST4D_IMM);
         return;
       }
       break;
@@ -4587,6 +4639,9 @@ static EVT getMemVTFromNode(LLVMContext &Ctx, SDNode *Root) {
   if (isa<MemSDNode>(Root))
     return cast<MemSDNode>(Root)->getMemoryVT();
 
+  if (isa<MemIntrinsicSDNode>(Root))
+    return cast<MemIntrinsicSDNode>(Root)->getMemoryVT();
+
   const unsigned Opcode = Root->getOpcode();
   // For custom ISD nodes, we have to look at them individually to extract the
   // type of the data moved to/from memory.

diff  --git a/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp b/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
index 375e2681d100..8ceb970efcf4 100644
--- a/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
+++ b/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
@@ -8913,6 +8913,30 @@ SDValue AArch64TargetLowering::LowerVSCALE(SDValue Op,
                             DL, VT);
 }
 
+/// Set the IntrinsicInfo for the `aarch64_sve_st<N>` intrinsics.
+template <unsigned NumVecs>
+static bool setInfoSVEStN(AArch64TargetLowering::IntrinsicInfo &Info,
+                          const CallInst &CI) {
+  Info.opc = ISD::INTRINSIC_VOID;
+  // Retrieve EC from first vector argument.
+  const EVT VT = EVT::getEVT(CI.getArgOperand(0)->getType());
+  ElementCount EC = VT.getVectorElementCount();
+#ifndef NDEBUG
+  // Check the assumption that all input vectors are the same type.
+  for (unsigned I = 0; I < NumVecs; ++I)
+    assert(VT == EVT::getEVT(CI.getArgOperand(I)->getType()) &&
+           "Invalid type.");
+#endif
+  // memVT is `NumVecs * VT`.
+  Info.memVT = EVT::getVectorVT(CI.getType()->getContext(), VT.getScalarType(),
+                                EC * NumVecs);
+  Info.ptrVal = CI.getArgOperand(CI.getNumArgOperands() - 1);
+  Info.offset = 0;
+  Info.align.reset();
+  Info.flags = MachineMemOperand::MOStore;
+  return true;
+}
+
 /// getTgtMemIntrinsic - Represent NEON load and store intrinsics as
 /// MemIntrinsicNodes.  The associated MachineMemOperands record the alignment
 /// specified in the intrinsic calls.
@@ -8922,6 +8946,12 @@ bool AArch64TargetLowering::getTgtMemIntrinsic(IntrinsicInfo &Info,
                                                unsigned Intrinsic) const {
   auto &DL = I.getModule()->getDataLayout();
   switch (Intrinsic) {
+  case Intrinsic::aarch64_sve_st2:
+    return setInfoSVEStN<2>(Info, I);
+  case Intrinsic::aarch64_sve_st3:
+    return setInfoSVEStN<3>(Info, I);
+  case Intrinsic::aarch64_sve_st4:
+    return setInfoSVEStN<4>(Info, I);
   case Intrinsic::aarch64_neon_ld2:
   case Intrinsic::aarch64_neon_ld3:
   case Intrinsic::aarch64_neon_ld4:

diff  --git a/llvm/test/CodeGen/AArch64/sve-intrinsics-stN-reg-imm-addr-mode.ll b/llvm/test/CodeGen/AArch64/sve-intrinsics-stN-reg-imm-addr-mode.ll
new file mode 100644
index 000000000000..8ef27dc7ed70
--- /dev/null
+++ b/llvm/test/CodeGen/AArch64/sve-intrinsics-stN-reg-imm-addr-mode.ll
@@ -0,0 +1,614 @@
+; RUN: llc -mtriple=aarch64-linux-gnu -mattr=+sve -asm-verbose=0 < %s | FileCheck %s
+
+; NOTE: invalid, upper and lower bound immediate values of the reg+imm
+; addressing mode are checked only for the byte version of each
+; instruction (`st<N>b`), as the code for detecting the immediate is
+; common to all instructions, and varies only for the number of
+; elements of the structured store, which is <N> = 2, 3, 4.
+
+;
+; ST2B
+;
+
+define void @st2b_i8_valid_imm(<vscale x 16 x i8> %v0, <vscale x 16 x i8> %v1, <vscale x 16 x i1> %pred, <vscale x 16 x i8>* %addr) {
+; CHECK-LABEL: st2b_i8_valid_imm:
+; CHECK: st2b { z0.b, z1.b }, p0, [x0, #2, mul vl]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 16 x i8>, <vscale x 16 x i8>* %addr, i64 2
+  call void @llvm.aarch64.sve.st2.nxv16i8(<vscale x 16 x i8> %v0,
+                                          <vscale x 16 x i8> %v1,
+                                          <vscale x 16 x i1> %pred,
+                                          <vscale x 16 x i8>* %base)
+  ret void
+}
+
+define void @st2b_i8_invalid_imm_not_multiple_of_2(<vscale x 16 x i8> %v0, <vscale x 16 x i8> %v1, <vscale x 16 x i1> %pred, <vscale x 16 x i8>* %addr) {
+; CHECK-LABEL: st2b_i8_invalid_imm_not_multiple_of_2:
+; CHECK: rdvl x[[N:[0-9]+]], #3
+; CHECK-NEXT: st2b { z0.b, z1.b }, p0, [x0, x[[N]]]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 16 x i8>, <vscale x 16 x i8>* %addr, i64 3
+  call void @llvm.aarch64.sve.st2.nxv16i8(<vscale x 16 x i8> %v0,
+                                          <vscale x 16 x i8> %v1,
+                                          <vscale x 16 x i1> %pred,
+                                          <vscale x 16 x i8>* %base)
+  ret void
+}
+
+define void @st2b_i8_invalid_imm_out_of_lower_bound(<vscale x 16 x i8> %v0, <vscale x 16 x i8> %v1, <vscale x 16 x i1> %pred, <vscale x 16 x i8>* %addr) {
+; CHECK-LABEL: st2b_i8_invalid_imm_out_of_lower_bound:
+; CHECK: rdvl x[[N:[0-9]+]], #-18
+; CHECK-NEXT: st2b { z0.b, z1.b }, p0, [x0, x[[N]]]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 16 x i8>, <vscale x 16 x i8>* %addr, i64 -18
+  call void @llvm.aarch64.sve.st2.nxv16i8(<vscale x 16 x i8> %v0,
+                                          <vscale x 16 x i8> %v1,
+                                          <vscale x 16 x i1> %pred,
+                                          <vscale x 16 x i8>* %base)
+  ret void
+}
+
+define void @st2b_i8_invalid_imm_out_of_upper_bound(<vscale x 16 x i8> %v0, <vscale x 16 x i8> %v1, <vscale x 16 x i1> %pred, <vscale x 16 x i8>* %addr) {
+; CHECK-LABEL: st2b_i8_invalid_imm_out_of_upper_bound:
+; CHECK: rdvl x[[N:[0-9]+]], #16
+; CHECK-NEXT: st2b { z0.b, z1.b }, p0, [x0, x[[N]]]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 16 x i8>, <vscale x 16 x i8>* %addr, i64 16
+  call void @llvm.aarch64.sve.st2.nxv16i8(<vscale x 16 x i8> %v0,
+                                          <vscale x 16 x i8> %v1,
+                                          <vscale x 16 x i1> %pred,
+                                          <vscale x 16 x i8>* %base)
+  ret void
+}
+
+define void @st2b_i8_valid_imm_lower_bound(<vscale x 16 x i8> %v0, <vscale x 16 x i8> %v1, <vscale x 16 x i1> %pred, <vscale x 16 x i8>* %addr) {
+; CHECK-LABEL: st2b_i8_valid_imm_lower_bound:
+; CHECK: st2b { z0.b, z1.b }, p0, [x0, #-16, mul vl]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 16 x i8>, <vscale x 16 x i8>* %addr, i64 -16
+  call void @llvm.aarch64.sve.st2.nxv16i8(<vscale x 16 x i8> %v0,
+                                          <vscale x 16 x i8> %v1,
+                                          <vscale x 16 x i1> %pred,
+                                          <vscale x 16 x i8>* %base)
+  ret void
+}
+
+define void @st2b_i8_valid_imm_upper_bound(<vscale x 16 x i8> %v0, <vscale x 16 x i8> %v1, <vscale x 16 x i1> %pred, <vscale x 16 x i8>* %addr) {
+; CHECK-LABEL: st2b_i8_valid_imm_upper_bound:
+; CHECK: st2b { z0.b, z1.b }, p0, [x0, #14, mul vl]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 16 x i8>, <vscale x 16 x i8>* %addr, i64 14
+  call void @llvm.aarch64.sve.st2.nxv16i8(<vscale x 16 x i8> %v0,
+                                          <vscale x 16 x i8> %v1,
+                                          <vscale x 16 x i1> %pred,
+                                          <vscale x 16 x i8>* %base)
+  ret void
+}
+
+;
+; ST2H
+;
+
+define void @st2h_i16(<vscale x 8 x i16> %v0, <vscale x 8 x i16> %v1, <vscale x 8 x i1> %pred, <vscale x 8 x i16>* %addr) {
+; CHECK-LABEL: st2h_i16:
+; CHECK: st2h { z0.h, z1.h }, p0, [x0, #2, mul vl]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 8 x i16>, <vscale x 8 x i16>* %addr, i64 2
+  call void @llvm.aarch64.sve.st2.nxv8i16(<vscale x 8 x i16> %v0,
+                                          <vscale x 8 x i16> %v1,
+                                          <vscale x 8 x i1> %pred,
+                                          <vscale x 8 x i16>* %base)
+  ret void
+}
+
+define void @st2h_f16(<vscale x 8 x half> %v0, <vscale x 8 x half> %v1, <vscale x 8 x i1> %pred, <vscale x 8 x half>* %addr) {
+; CHECK-LABEL: st2h_f16:
+; CHECK: st2h { z0.h, z1.h }, p0, [x0, #2, mul vl]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 8 x half>, <vscale x 8 x half>* %addr, i64 2
+  call void @llvm.aarch64.sve.st2.nxv8f16(<vscale x 8 x half> %v0,
+                                          <vscale x 8 x half> %v1,
+                                          <vscale x 8 x i1> %pred,
+                                          <vscale x 8 x half>* %base)
+  ret void
+}
+
+;
+; ST2W
+;
+
+define void @st2w_i32(<vscale x 4 x i32> %v0, <vscale x 4 x i32> %v1, <vscale x 4 x i1> %pred, <vscale x 4 x i32>* %addr) {
+; CHECK-LABEL: st2w_i32:
+; CHECK: st2w { z0.s, z1.s }, p0, [x0, #4, mul vl]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 4 x i32>, <vscale x 4 x i32>* %addr, i64 4
+  call void @llvm.aarch64.sve.st2.nxv4i32(<vscale x 4 x i32> %v0,
+                                          <vscale x 4 x i32> %v1,
+                                          <vscale x 4 x i1> %pred,
+                                          <vscale x 4 x i32>* %base)
+  ret void
+}
+
+define void @st2w_f32(<vscale x 4 x float> %v0, <vscale x 4 x float> %v1, <vscale x 4 x i1> %pred, <vscale x 4 x float>* %addr) {
+; CHECK-LABEL: st2w_f32:
+; CHECK: st2w { z0.s, z1.s }, p0, [x0, #6, mul vl]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 4 x float>, <vscale x 4 x float>* %addr, i64 6
+  call void @llvm.aarch64.sve.st2.nxv4f32(<vscale x 4 x float> %v0,
+                                          <vscale x 4 x float> %v1,
+                                          <vscale x 4 x i1> %pred,
+                                          <vscale x 4 x float>* %base)
+  ret void
+}
+
+;
+; ST2D
+;
+
+define void @st2d_i64(<vscale x 2 x i64> %v0, <vscale x 2 x i64> %v1, <vscale x 2 x i1> %pred, <vscale x 2 x i64>* %addr) {
+; CHECK-LABEL: st2d_i64:
+; CHECK: st2d { z0.d, z1.d }, p0, [x0, #8, mul vl]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 2 x i64>, <vscale x 2 x i64>* %addr, i64 8
+  call void @llvm.aarch64.sve.st2.nxv2i64(<vscale x 2 x i64> %v0,
+                                          <vscale x 2 x i64> %v1,
+                                          <vscale x 2 x i1> %pred,
+                                          <vscale x 2 x i64>* %base)
+  ret void
+}
+
+define void @st2d_f64(<vscale x 2 x double> %v0, <vscale x 2 x double> %v1, <vscale x 2 x i1> %pred, <vscale x 2 x double>* %addr) {
+; CHECK-LABEL: st2d_f64:
+; CHECK: st2d { z0.d, z1.d }, p0, [x0, #10, mul vl]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 2 x double>, <vscale x 2 x double>* %addr, i64 10
+  call void @llvm.aarch64.sve.st2.nxv2f64(<vscale x 2 x double> %v0,
+                                          <vscale x 2 x double> %v1,
+                                          <vscale x 2 x i1> %pred,
+                                          <vscale x 2 x double>* %base)
+  ret void
+}
+
+;
+; ST3B
+;
+
+define void @st3b_i8_valid_imm(<vscale x 16 x i8> %v0, <vscale x 16 x i8> %v1, <vscale x 16 x i8> %v2, <vscale x 16 x i1> %pred, <vscale x 16 x i8>* %addr) {
+; CHECK-LABEL: st3b_i8_valid_imm:
+; CHECK: st3b { z0.b, z1.b, z2.b }, p0, [x0, #3, mul vl]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 16 x i8>, <vscale x 16 x i8>* %addr, i64 3
+  call void @llvm.aarch64.sve.st3.nxv16i8(<vscale x 16 x i8> %v0,
+                                          <vscale x 16 x i8> %v1,
+                                          <vscale x 16 x i8> %v2,
+                                          <vscale x 16 x i1> %pred,
+                                          <vscale x 16 x i8>* %base)
+  ret void
+}
+
+define void @st3b_i8_invalid_imm_not_multiple_of_3_01(<vscale x 16 x i8> %v0, <vscale x 16 x i8> %v1, <vscale x 16 x i8> %v2, <vscale x 16 x i1> %pred, <vscale x 16 x i8>* %addr) {
+; CHECK-LABEL: st3b_i8_invalid_imm_not_multiple_of_3_01:
+; CHECK: rdvl x[[N:[0-9]+]], #4
+; CHECK-NEXT: st3b { z0.b, z1.b, z2.b }, p0, [x0, x[[N]]]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 16 x i8>, <vscale x 16 x i8>* %addr, i64 4
+  call void @llvm.aarch64.sve.st3.nxv16i8(<vscale x 16 x i8> %v0,
+                                          <vscale x 16 x i8> %v1,
+                                          <vscale x 16 x i8> %v2,
+                                          <vscale x 16 x i1> %pred,
+                                          <vscale x 16 x i8>* %base)
+  ret void
+}
+
+define void @st3b_i8_invalid_imm_not_multiple_of_3_02(<vscale x 16 x i8> %v0, <vscale x 16 x i8> %v1, <vscale x 16 x i8> %v2, <vscale x 16 x i1> %pred, <vscale x 16 x i8>* %addr) {
+; CHECK-LABEL: st3b_i8_invalid_imm_not_multiple_of_3_02:
+; CHECK: rdvl x[[N:[0-9]+]], #5
+; CHECK-NEXT: st3b { z0.b, z1.b, z2.b }, p0, [x0, x[[N]]]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 16 x i8>, <vscale x 16 x i8>* %addr, i64 5
+  call void @llvm.aarch64.sve.st3.nxv16i8(<vscale x 16 x i8> %v0,
+                                          <vscale x 16 x i8> %v1,
+                                          <vscale x 16 x i8> %v2,
+                                          <vscale x 16 x i1> %pred,
+                                          <vscale x 16 x i8>* %base)
+  ret void
+}
+
+define void @st3b_i8_invalid_imm_out_of_lower_bound(<vscale x 16 x i8> %v0, <vscale x 16 x i8> %v1, <vscale x 16 x i8> %v2, <vscale x 16 x i1> %pred, <vscale x 16 x i8>* %addr) {
+; CHECK-LABEL: st3b_i8_invalid_imm_out_of_lower_bound:
+; CHECK: rdvl x[[N:[0-9]+]], #-27
+; CHECK-NEXT: st3b { z0.b, z1.b, z2.b }, p0, [x0, x[[N]]]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 16 x i8>, <vscale x 16 x i8>* %addr, i64 -27
+  call void @llvm.aarch64.sve.st3.nxv16i8(<vscale x 16 x i8> %v0,
+                                          <vscale x 16 x i8> %v1,
+                                          <vscale x 16 x i8> %v2,
+                                          <vscale x 16 x i1> %pred,
+                                          <vscale x 16 x i8>* %base)
+  ret void
+}
+
+define void @st3b_i8_invalid_imm_out_of_upper_bound(<vscale x 16 x i8> %v0, <vscale x 16 x i8> %v1, <vscale x 16 x i8> %v2, <vscale x 16 x i1> %pred, <vscale x 16 x i8>* %addr) {
+; CHECK-LABEL: st3b_i8_invalid_imm_out_of_upper_bound:
+; CHECK: rdvl x[[N:[0-9]+]], #24
+; CHECK-NEXT: st3b { z0.b, z1.b, z2.b }, p0, [x0, x[[N]]]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 16 x i8>, <vscale x 16 x i8>* %addr, i64 24
+  call void @llvm.aarch64.sve.st3.nxv16i8(<vscale x 16 x i8> %v0,
+                                          <vscale x 16 x i8> %v1,
+                                          <vscale x 16 x i8> %v2,
+                                          <vscale x 16 x i1> %pred,
+                                          <vscale x 16 x i8>* %base)
+  ret void
+}
+
+define void @st3b_i8_valid_imm_lower_bound(<vscale x 16 x i8> %v0, <vscale x 16 x i8> %v1, <vscale x 16 x i8> %v2, <vscale x 16 x i1> %pred, <vscale x 16 x i8>* %addr) {
+; CHECK-LABEL: st3b_i8_valid_imm_lower_bound:
+; CHECK: st3b { z0.b, z1.b, z2.b }, p0, [x0, #-24, mul vl]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 16 x i8>, <vscale x 16 x i8>* %addr, i64 -24
+  call void @llvm.aarch64.sve.st3.nxv16i8(<vscale x 16 x i8> %v0,
+                                          <vscale x 16 x i8> %v1,
+                                          <vscale x 16 x i8> %v2,
+                                          <vscale x 16 x i1> %pred,
+                                          <vscale x 16 x i8>* %base)
+  ret void
+}
+
+define void @st3b_i8_valid_imm_upper_bound(<vscale x 16 x i8> %v0, <vscale x 16 x i8> %v1, <vscale x 16 x i8> %v2, <vscale x 16 x i1> %pred, <vscale x 16 x i8>* %addr) {
+; CHECK-LABEL: st3b_i8_valid_imm_upper_bound:
+; CHECK: st3b { z0.b, z1.b, z2.b }, p0, [x0, #21, mul vl]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 16 x i8>, <vscale x 16 x i8>* %addr, i64 21
+  call void @llvm.aarch64.sve.st3.nxv16i8(<vscale x 16 x i8> %v0,
+                                          <vscale x 16 x i8> %v1,
+                                          <vscale x 16 x i8> %v2,
+                                          <vscale x 16 x i1> %pred,
+                                          <vscale x 16 x i8>* %base)
+  ret void
+}
+
+;
+; ST3H
+;
+
+define void @st3h_i16(<vscale x 8 x i16> %v0, <vscale x 8 x i16> %v1, <vscale x 8 x i16> %v2, <vscale x 8 x i1> %pred, <vscale x 8 x i16>* %addr) {
+; CHECK-LABEL: st3h_i16:
+; CHECK: st3h { z0.h, z1.h, z2.h }, p0, [x0, #6, mul vl]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 8 x i16>, <vscale x 8 x i16>* %addr, i64 6
+  call void @llvm.aarch64.sve.st3.nxv8i16(<vscale x 8 x i16> %v0,
+                                          <vscale x 8 x i16> %v1,
+                                          <vscale x 8 x i16> %v2,
+                                          <vscale x 8 x i1> %pred,
+                                          <vscale x 8 x i16>* %base)
+  ret void
+}
+
+define void @st3h_f16(<vscale x 8 x half> %v0, <vscale x 8 x half> %v1, <vscale x 8 x half> %v2, <vscale x 8 x i1> %pred, <vscale x 8 x half>* %addr) {
+; CHECK-LABEL: st3h_f16:
+; CHECK: st3h { z0.h, z1.h, z2.h }, p0, [x0, #9, mul vl]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 8 x half>, <vscale x 8 x half>* %addr, i64 9
+  call void @llvm.aarch64.sve.st3.nxv8f16(<vscale x 8 x half> %v0,
+                                          <vscale x 8 x half> %v1,
+                                          <vscale x 8 x half> %v2,
+                                          <vscale x 8 x i1> %pred,
+                                          <vscale x 8 x half>* %base)
+  ret void
+}
+
+;
+; ST3W
+;
+
+define void @st3w_i32(<vscale x 4 x i32> %v0, <vscale x 4 x i32> %v1, <vscale x 4 x i32> %v2, <vscale x 4 x i1> %pred, <vscale x 4 x i32>* %addr) {
+; CHECK-LABEL: st3w_i32:
+; CHECK: st3w { z0.s, z1.s, z2.s }, p0, [x0, #12, mul vl]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 4 x i32>, <vscale x 4 x i32>* %addr, i64 12
+  call void @llvm.aarch64.sve.st3.nxv4i32(<vscale x 4 x i32> %v0,
+                                          <vscale x 4 x i32> %v1,
+                                          <vscale x 4 x i32> %v2,
+                                          <vscale x 4 x i1> %pred,
+                                          <vscale x 4 x i32>* %base)
+  ret void
+}
+
+define void @st3w_f32(<vscale x 4 x float> %v0, <vscale x 4 x float> %v1, <vscale x 4 x float> %v2, <vscale x 4 x i1> %pred, <vscale x 4 x float>* %addr) {
+; CHECK-LABEL: st3w_f32:
+; CHECK: st3w { z0.s, z1.s, z2.s }, p0, [x0, #15, mul vl]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 4 x float>, <vscale x 4 x float>* %addr, i64 15
+  call void @llvm.aarch64.sve.st3.nxv4f32(<vscale x 4 x float> %v0,
+                                          <vscale x 4 x float> %v1,
+                                          <vscale x 4 x float> %v2,
+                                          <vscale x 4 x i1> %pred,
+                                          <vscale x 4 x float>* %base)
+  ret void
+}
+
+;
+; ST3D
+;
+
+define void @st3d_i64(<vscale x 2 x i64> %v0, <vscale x 2 x i64> %v1, <vscale x 2 x i64> %v2, <vscale x 2 x i1> %pred, <vscale x 2 x i64>* %addr) {
+; CHECK-LABEL: st3d_i64:
+; CHECK: st3d { z0.d, z1.d, z2.d }, p0, [x0, #18, mul vl]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 2 x i64>, <vscale x 2 x i64>* %addr, i64 18
+  call void @llvm.aarch64.sve.st3.nxv2i64(<vscale x 2 x i64> %v0,
+                                          <vscale x 2 x i64> %v1,
+                                          <vscale x 2 x i64> %v2,
+                                          <vscale x 2 x i1> %pred,
+                                          <vscale x 2 x i64>* %base)
+  ret void
+}
+
+define void @st3d_f64(<vscale x 2 x double> %v0, <vscale x 2 x double> %v1, <vscale x 2 x double> %v2, <vscale x 2 x i1> %pred, <vscale x 2 x double>* %addr) {
+; CHECK-LABEL: st3d_f64:
+; CHECK: st3d { z0.d, z1.d, z2.d }, p0, [x0, #-3, mul vl]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 2 x double>, <vscale x 2 x double>* %addr, i64 -3
+  call void @llvm.aarch64.sve.st3.nxv2f64(<vscale x 2 x double> %v0,
+                                          <vscale x 2 x double> %v1,
+                                          <vscale x 2 x double> %v2,
+                                          <vscale x 2 x i1> %pred,
+                                          <vscale x 2 x double>* %base)
+  ret void
+}
+
+;
+; ST4B
+;
+
+define void @st4b_i8_valid_imm(<vscale x 16 x i8> %v0, <vscale x 16 x i8> %v1, <vscale x 16 x i8> %v2, <vscale x 16 x i8> %v3, <vscale x 16 x i1> %pred, <vscale x 16 x i8>* %addr) {
+; CHECK-LABEL: st4b_i8_valid_imm:
+; CHECK: st4b { z0.b, z1.b, z2.b, z3.b }, p0, [x0, #4, mul vl]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 16 x i8>, <vscale x 16 x i8>* %addr, i64 4
+  call void @llvm.aarch64.sve.st4.nxv16i8(<vscale x 16 x i8> %v0,
+                                          <vscale x 16 x i8> %v1,
+                                          <vscale x 16 x i8> %v2,
+                                          <vscale x 16 x i8> %v3,
+                                          <vscale x 16 x i1> %pred,
+                                          <vscale x 16 x i8>* %base)
+  ret void
+}
+
+define void @st4b_i8_invalid_imm_not_multiple_of_4_01(<vscale x 16 x i8> %v0, <vscale x 16 x i8> %v1, <vscale x 16 x i8> %v2, <vscale x 16 x i8> %v3, <vscale x 16 x i1> %pred, <vscale x 16 x i8>* %addr) {
+; CHECK-LABEL: st4b_i8_invalid_imm_not_multiple_of_4_01:
+; CHECK: rdvl x[[N:[0-9]+]], #5
+; CHECK-NEXT: st4b { z0.b, z1.b, z2.b, z3.b }, p0, [x0, x[[N]]]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 16 x i8>, <vscale x 16 x i8>* %addr, i64 5
+  call void @llvm.aarch64.sve.st4.nxv16i8(<vscale x 16 x i8> %v0,
+                                          <vscale x 16 x i8> %v1,
+                                          <vscale x 16 x i8> %v2,
+                                          <vscale x 16 x i8> %v3,
+                                          <vscale x 16 x i1> %pred,
+                                          <vscale x 16 x i8>* %base)
+  ret void
+}
+
+define void @st4b_i8_invalid_imm_not_multiple_of_4_02(<vscale x 16 x i8> %v0, <vscale x 16 x i8> %v1, <vscale x 16 x i8> %v2, <vscale x 16 x i8> %v3, <vscale x 16 x i1> %pred, <vscale x 16 x i8>* %addr) {
+; CHECK-LABEL: st4b_i8_invalid_imm_not_multiple_of_4_02:
+; CHECK: rdvl x[[N:[0-9]+]], #6
+; CHECK-NEXT: st4b { z0.b, z1.b, z2.b, z3.b }, p0, [x0, x[[N]]]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 16 x i8>, <vscale x 16 x i8>* %addr, i64 6
+  call void @llvm.aarch64.sve.st4.nxv16i8(<vscale x 16 x i8> %v0,
+                                          <vscale x 16 x i8> %v1,
+                                          <vscale x 16 x i8> %v2,
+                                          <vscale x 16 x i8> %v3,
+                                          <vscale x 16 x i1> %pred,
+                                          <vscale x 16 x i8>* %base)
+  ret void
+}
+
+define void @st4b_i8_invalid_imm_not_multiple_of_4_03(<vscale x 16 x i8> %v0, <vscale x 16 x i8> %v1, <vscale x 16 x i8> %v2, <vscale x 16 x i8> %v3, <vscale x 16 x i1> %pred, <vscale x 16 x i8>* %addr) {
+; CHECK-LABEL: st4b_i8_invalid_imm_not_multiple_of_4_03:
+; CHECK: rdvl x[[N:[0-9]+]], #7
+; CHECK-NEXT: st4b { z0.b, z1.b, z2.b, z3.b }, p0, [x0, x[[N]]]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 16 x i8>, <vscale x 16 x i8>* %addr, i64 7
+  call void @llvm.aarch64.sve.st4.nxv16i8(<vscale x 16 x i8> %v0,
+                                          <vscale x 16 x i8> %v1,
+                                          <vscale x 16 x i8> %v2,
+                                          <vscale x 16 x i8> %v3,
+                                          <vscale x 16 x i1> %pred,
+                                          <vscale x 16 x i8>* %base)
+  ret void
+}
+
+define void @st4b_i8_invalid_imm_out_of_lower_bound(<vscale x 16 x i8> %v0, <vscale x 16 x i8> %v1, <vscale x 16 x i8> %v2, <vscale x 16 x i8> %v3, <vscale x 16 x i1> %pred, <vscale x 16 x i8>* %addr) {
+; CHECK-LABEL: st4b_i8_invalid_imm_out_of_lower_bound:
+; FIXME: optimize OFFSET computation so that xOFFSET = (mul (RDVL #4) #9)
+; xM = -9 * 2^6
+; xP = RDVL * 2^-4
+; xBASE = RDVL * 2^-4 * -9 * 2^6 = RDVL * -36
+; CHECK: rdvl x[[N:[0-9]+]], #1
+; CHECK-DAG:  mov  x[[M:[0-9]+]], #-576
+; CHECK-DAG:  lsr  x[[P:[0-9]+]], x[[N]], #4
+; CHECK-DAG:  mul  x[[OFFSET:[0-9]+]], x[[P]], x[[M]]
+; CHECK-NEXT: st4b { z0.b, z1.b, z2.b, z3.b }, p0, [x0, x[[OFFSET]]]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 16 x i8>, <vscale x 16 x i8>* %addr, i64 -36
+  call void @llvm.aarch64.sve.st4.nxv16i8(<vscale x 16 x i8> %v0,
+                                          <vscale x 16 x i8> %v1,
+                                          <vscale x 16 x i8> %v2,
+                                          <vscale x 16 x i8> %v3,
+                                          <vscale x 16 x i1> %pred,
+                                          <vscale x 16 x i8>* %base)
+  ret void
+}
+
+define void @st4b_i8_invalid_imm_out_of_upper_bound(<vscale x 16 x i8> %v0, <vscale x 16 x i8> %v1, <vscale x 16 x i8> %v2, <vscale x 16 x i8> %v3, <vscale x 16 x i1> %pred, <vscale x 16 x i8>* %addr) {
+; CHECK-LABEL: st4b_i8_invalid_imm_out_of_upper_bound:
+; FIXME: optimize OFFSET computation so that xOFFSET = (shl (RDVL #16) #1)
+; xM = 2^9
+; xP = RDVL * 2^-4
+; xOFFSET = RDVL * 2^-4 * 2^9 = RDVL * 32
+; CHECK: rdvl x[[N:[0-9]+]], #1
+; CHECK-DAG:  mov  w[[M:[0-9]+]], #512
+; CHECK-DAG:  lsr  x[[P:[0-9]+]], x[[N]], #4
+; CHECK-DAG:  mul  x[[OFFSET:[0-9]+]], x[[P]], x[[M]]
+; CHECK-NEXT: st4b { z0.b, z1.b, z2.b, z3.b }, p0, [x0, x[[OFFSET]]]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 16 x i8>, <vscale x 16 x i8>* %addr, i64 32
+  call void @llvm.aarch64.sve.st4.nxv16i8(<vscale x 16 x i8> %v0,
+                                          <vscale x 16 x i8> %v1,
+                                          <vscale x 16 x i8> %v2,
+                                          <vscale x 16 x i8> %v3,
+                                          <vscale x 16 x i1> %pred,
+                                          <vscale x 16 x i8>* %base)
+  ret void
+}
+
+define void @st4b_i8_valid_imm_lower_bound(<vscale x 16 x i8> %v0, <vscale x 16 x i8> %v1, <vscale x 16 x i8> %v2, <vscale x 16 x i8> %v3, <vscale x 16 x i1> %pred, <vscale x 16 x i8>* %addr) {
+; CHECK-LABEL: st4b_i8_valid_imm_lower_bound:
+; CHECK: st4b { z0.b, z1.b, z2.b, z3.b }, p0, [x0, #-32, mul vl]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 16 x i8>, <vscale x 16 x i8>* %addr, i64 -32
+  call void @llvm.aarch64.sve.st4.nxv16i8(<vscale x 16 x i8> %v0,
+                                          <vscale x 16 x i8> %v1,
+                                          <vscale x 16 x i8> %v2,
+                                          <vscale x 16 x i8> %v3,
+                                          <vscale x 16 x i1> %pred,
+                                          <vscale x 16 x i8>* %base)
+  ret void
+}
+
+define void @st4b_i8_valid_imm_upper_bound(<vscale x 16 x i8> %v0, <vscale x 16 x i8> %v1, <vscale x 16 x i8> %v2, <vscale x 16 x i8> %v3, <vscale x 16 x i1> %pred, <vscale x 16 x i8>* %addr) {
+; CHECK-LABEL: st4b_i8_valid_imm_upper_bound:
+; CHECK: st4b { z0.b, z1.b, z2.b, z3.b }, p0, [x0, #28, mul vl]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 16 x i8>, <vscale x 16 x i8>* %addr, i64 28
+  call void @llvm.aarch64.sve.st4.nxv16i8(<vscale x 16 x i8> %v0,
+                                          <vscale x 16 x i8> %v1,
+                                          <vscale x 16 x i8> %v2,
+                                          <vscale x 16 x i8> %v3,
+                                          <vscale x 16 x i1> %pred,
+                                          <vscale x 16 x i8>* %base)
+  ret void
+}
+
+;
+; ST4H
+;
+
+define void @st4h_i16(<vscale x 8 x i16> %v0, <vscale x 8 x i16> %v1, <vscale x 8 x i16> %v2, <vscale x 8 x i16> %v3, <vscale x 8 x i1> %pred, <vscale x 8 x i16>* %addr) {
+; CHECK-LABEL: st4h_i16:
+; CHECK: st4h { z0.h, z1.h, z2.h, z3.h }, p0, [x0, #8, mul vl]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 8 x i16>, <vscale x 8 x i16>* %addr, i64 8
+  call void @llvm.aarch64.sve.st4.nxv8i16(<vscale x 8 x i16> %v0,
+                                          <vscale x 8 x i16> %v1,
+                                          <vscale x 8 x i16> %v2,
+                                          <vscale x 8 x i16> %v3,
+                                          <vscale x 8 x i1> %pred,
+                                          <vscale x 8 x i16>* %base)
+  ret void
+}
+
+define void @st4h_f16(<vscale x 8 x half> %v0, <vscale x 8 x half> %v1, <vscale x 8 x half> %v2, <vscale x 8 x half> %v3, <vscale x 8 x i1> %pred, <vscale x 8 x half>* %addr) {
+; CHECK-LABEL: st4h_f16:
+; CHECK: st4h { z0.h, z1.h, z2.h, z3.h }, p0, [x0, #12, mul vl]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 8 x half>, <vscale x 8 x half>* %addr, i64 12
+  call void @llvm.aarch64.sve.st4.nxv8f16(<vscale x 8 x half> %v0,
+                                          <vscale x 8 x half> %v1,
+                                          <vscale x 8 x half> %v2,
+                                          <vscale x 8 x half> %v3,
+                                          <vscale x 8 x i1> %pred,
+                                          <vscale x 8 x half>* %base)
+  ret void
+}
+
+;
+; ST4W
+;
+
+define void @st4w_i32(<vscale x 4 x i32> %v0, <vscale x 4 x i32> %v1, <vscale x 4 x i32> %v2, <vscale x 4 x i32> %v3, <vscale x 4 x i1> %pred, <vscale x 4 x i32>* %addr) {
+; CHECK-LABEL: st4w_i32:
+; CHECK: st4w { z0.s, z1.s, z2.s, z3.s }, p0, [x0, #16, mul vl]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 4 x i32>, <vscale x 4 x i32>* %addr, i64 16
+  call void @llvm.aarch64.sve.st4.nxv4i32(<vscale x 4 x i32> %v0,
+                                          <vscale x 4 x i32> %v1,
+                                          <vscale x 4 x i32> %v2,
+                                          <vscale x 4 x i32> %v3,
+                                          <vscale x 4 x i1> %pred,
+                                          <vscale x 4 x i32>* %base)
+  ret void
+}
+
+define void @st4w_f32(<vscale x 4 x float> %v0, <vscale x 4 x float> %v1, <vscale x 4 x float> %v2, <vscale x 4 x float> %v3, <vscale x 4 x i1> %pred, <vscale x 4 x float>* %addr) {
+; CHECK-LABEL: st4w_f32:
+; CHECK: st4w { z0.s, z1.s, z2.s, z3.s }, p0, [x0, #20, mul vl]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 4 x float>, <vscale x 4 x float>* %addr, i64 20
+  call void @llvm.aarch64.sve.st4.nxv4f32(<vscale x 4 x float> %v0,
+                                          <vscale x 4 x float> %v1,
+                                          <vscale x 4 x float> %v2,
+                                          <vscale x 4 x float> %v3,
+                                          <vscale x 4 x i1> %pred,
+                                          <vscale x 4 x float>* %base)
+  ret void
+}
+
+;
+; ST4D
+;
+
+define void @st4d_i64(<vscale x 2 x i64> %v0, <vscale x 2 x i64> %v1, <vscale x 2 x i64> %v2, <vscale x 2 x i64> %v3, <vscale x 2 x i1> %pred, <vscale x 2 x i64>* %addr) {
+; CHECK-LABEL: st4d_i64:
+; CHECK: st4d { z0.d, z1.d, z2.d, z3.d }, p0, [x0, #24, mul vl]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 2 x i64>, <vscale x 2 x i64>* %addr, i64 24
+  call void @llvm.aarch64.sve.st4.nxv2i64(<vscale x 2 x i64> %v0,
+                                          <vscale x 2 x i64> %v1,
+                                          <vscale x 2 x i64> %v2,
+                                          <vscale x 2 x i64> %v3,
+                                          <vscale x 2 x i1> %pred,
+                                          <vscale x 2 x i64>* %base)
+  ret void
+}
+
+define void @st4d_f64(<vscale x 2 x double> %v0, <vscale x 2 x double> %v1, <vscale x 2 x double> %v2, <vscale x 2 x double> %v3, <vscale x 2 x i1> %pred, <vscale x 2 x double>* %addr) {
+; CHECK-LABEL: st4d_f64:
+; CHECK: st4d { z0.d, z1.d, z2.d, z3.d }, p0, [x0, #28, mul vl]
+; CHECK-NEXT: ret
+  %base = getelementptr <vscale x 2 x double>, <vscale x 2 x double>* %addr, i64 28
+  call void @llvm.aarch64.sve.st4.nxv2f64(<vscale x 2 x double> %v0,
+                                          <vscale x 2 x double> %v1,
+                                          <vscale x 2 x double> %v2,
+                                          <vscale x 2 x double> %v3,
+                                          <vscale x 2 x i1> %pred,
+                                          <vscale x 2 x double>* %base)
+  ret void
+}
+
+declare void @llvm.aarch64.sve.st2.nxv16i8(<vscale x 16 x i8>, <vscale x 16 x i8>, <vscale x 16 x i1>, <vscale x 16 x i8>*)
+declare void @llvm.aarch64.sve.st2.nxv8i16(<vscale x 8 x i16>, <vscale x 8 x i16>, <vscale x 8 x i1>, <vscale x 8 x i16>*)
+declare void @llvm.aarch64.sve.st2.nxv4i32(<vscale x 4 x i32>, <vscale x 4 x i32>, <vscale x 4 x i1>, <vscale x 4 x i32>*)
+declare void @llvm.aarch64.sve.st2.nxv2i64(<vscale x 2 x i64>, <vscale x 2 x i64>, <vscale x 2 x i1>, <vscale x 2 x i64>*)
+declare void @llvm.aarch64.sve.st2.nxv8f16(<vscale x 8 x half>, <vscale x 8 x half>, <vscale x 8 x i1>, <vscale x 8 x half>*)
+declare void @llvm.aarch64.sve.st2.nxv4f32(<vscale x 4 x float>, <vscale x 4 x float>, <vscale x 4 x i1>, <vscale x 4 x float>*)
+declare void @llvm.aarch64.sve.st2.nxv2f64(<vscale x 2 x double>, <vscale x 2 x double>, <vscale x 2 x i1>, <vscale x 2 x double>*)
+
+declare void @llvm.aarch64.sve.st3.nxv16i8(<vscale x 16 x i8>, <vscale x 16 x i8>, <vscale x 16 x i8>, <vscale x 16 x i1>, <vscale x 16 x i8>*)
+declare void @llvm.aarch64.sve.st3.nxv8i16(<vscale x 8 x i16>, <vscale x 8 x i16>, <vscale x 8 x i16>, <vscale x 8 x i1>, <vscale x 8 x i16>*)
+declare void @llvm.aarch64.sve.st3.nxv4i32(<vscale x 4 x i32>, <vscale x 4 x i32>, <vscale x 4 x i32>, <vscale x 4 x i1>, <vscale x 4 x i32>*)
+declare void @llvm.aarch64.sve.st3.nxv2i64(<vscale x 2 x i64>, <vscale x 2 x i64>, <vscale x 2 x i64>, <vscale x 2 x i1>, <vscale x 2 x i64>*)
+declare void @llvm.aarch64.sve.st3.nxv8f16(<vscale x 8 x half>, <vscale x 8 x half>, <vscale x 8 x half>, <vscale x 8 x i1>, <vscale x 8 x half>*)
+declare void @llvm.aarch64.sve.st3.nxv4f32(<vscale x 4 x float>, <vscale x 4 x float>, <vscale x 4 x float>, <vscale x 4 x i1>, <vscale x 4 x float>*)
+declare void @llvm.aarch64.sve.st3.nxv2f64(<vscale x 2 x double>, <vscale x 2 x double>, <vscale x 2 x double>, <vscale x 2 x i1>, <vscale x 2 x double>*)
+
+declare void @llvm.aarch64.sve.st4.nxv16i8(<vscale x 16 x i8>, <vscale x 16 x i8>, <vscale x 16 x i8>, <vscale x 16 x i8>, <vscale x 16 x i1>, <vscale x 16 x i8>*)
+declare void @llvm.aarch64.sve.st4.nxv8i16(<vscale x 8 x i16>, <vscale x 8 x i16>, <vscale x 8 x i16>, <vscale x 8 x i16>, <vscale x 8 x i1>, <vscale x 8 x i16>*)
+declare void @llvm.aarch64.sve.st4.nxv4i32(<vscale x 4 x i32>, <vscale x 4 x i32>, <vscale x 4 x i32>, <vscale x 4 x i32>, <vscale x 4 x i1>, <vscale x 4 x i32>*)
+declare void @llvm.aarch64.sve.st4.nxv2i64(<vscale x 2 x i64>, <vscale x 2 x i64>, <vscale x 2 x i64>, <vscale x 2 x i64>, <vscale x 2 x i1>, <vscale x 2 x i64>*)
+declare void @llvm.aarch64.sve.st4.nxv8f16(<vscale x 8 x half>, <vscale x 8 x half>, <vscale x 8 x half>, <vscale x 8 x half>, <vscale x 8 x i1>, <vscale x 8 x half>*)
+declare void @llvm.aarch64.sve.st4.nxv4f32(<vscale x 4 x float>, <vscale x 4 x float>, <vscale x 4 x float>, <vscale x 4 x float>, <vscale x 4 x i1>, <vscale x 4 x float>*)
+declare void @llvm.aarch64.sve.st4.nxv2f64(<vscale x 2 x double>, <vscale x 2 x double>, <vscale x 2 x double>, <vscale x 2 x double>, <vscale x 2 x i1>, <vscale x 2 x double>*)

diff  --git a/llvm/test/CodeGen/AArch64/sve-intrinsics-stN-reg-reg-addr-mode.ll b/llvm/test/CodeGen/AArch64/sve-intrinsics-stN-reg-reg-addr-mode.ll
new file mode 100644
index 000000000000..4945fdca9498
--- /dev/null
+++ b/llvm/test/CodeGen/AArch64/sve-intrinsics-stN-reg-reg-addr-mode.ll
@@ -0,0 +1,367 @@
+; RUN: llc -mtriple=aarch64-linux-gnu -mattr=+sve -asm-verbose=0 < %s | FileCheck %s
+
+;
+; ST2B
+;
+
+define void @st2b_i8(<vscale x 16 x i8> %v0, <vscale x 16 x i8> %v1, <vscale x 16 x i1> %pred, i8* %addr, i64 %offset) {
+; CHECK-LABEL: st2b_i8:
+; CHECK: st2b { z0.b, z1.b }, p0, [x0, x1]
+; CHECK-NEXT: ret
+  %1 = getelementptr i8, i8* %addr, i64 %offset
+  %base = bitcast i8* %1 to <vscale x 16 x i8>*
+  call void @llvm.aarch64.sve.st2.nxv16i8(<vscale x 16 x i8> %v0,
+                                          <vscale x 16 x i8> %v1,
+                                          <vscale x 16 x i1> %pred,
+                                          <vscale x 16 x i8>* %base)
+  ret void
+}
+
+;
+; ST2H
+;
+
+define void @st2h_i16(<vscale x 8 x i16> %v0, <vscale x 8 x i16> %v1, <vscale x 8 x i1> %pred, i16* %addr, i64 %offset) {
+; CHECK-LABEL: st2h_i16:
+; CHECK: st2h { z0.h, z1.h }, p0, [x0, x1, lsl #1]
+; CHECK-NEXT: ret
+  %1 = getelementptr i16, i16* %addr, i64 %offset
+  %base = bitcast i16* %1 to <vscale x 8 x i16>*
+  call void @llvm.aarch64.sve.st2.nxv8i16(<vscale x 8 x i16> %v0,
+                                          <vscale x 8 x i16> %v1,
+                                          <vscale x 8 x i1> %pred,
+                                          <vscale x 8 x i16>* %base)
+  ret void
+}
+
+define void @st2h_f16(<vscale x 8 x half> %v0, <vscale x 8 x half> %v1, <vscale x 8 x i1> %pred, half* %addr, i64 %offset) {
+; CHECK-LABEL: st2h_f16:
+; CHECK: st2h { z0.h, z1.h }, p0, [x0, x1, lsl #1]
+; CHECK-NEXT: ret
+  %1 = getelementptr half, half* %addr, i64 %offset
+  %base = bitcast half* %1 to <vscale x 8 x half>*
+  call void @llvm.aarch64.sve.st2.nxv8f16(<vscale x 8 x half> %v0,
+                                          <vscale x 8 x half> %v1,
+                                          <vscale x 8 x i1> %pred,
+                                          <vscale x 8 x half>* %base)
+  ret void
+}
+
+;
+; ST2W
+;
+
+define void @st2w_i32(<vscale x 4 x i32> %v0, <vscale x 4 x i32> %v1, <vscale x 4 x i1> %pred, i32* %addr, i64 %offset) {
+; CHECK-LABEL: st2w_i32:
+; CHECK: st2w { z0.s, z1.s }, p0, [x0, x1, lsl #2]
+; CHECK-NEXT: ret
+  %1 = getelementptr i32, i32* %addr, i64 %offset
+  %base = bitcast i32* %1 to <vscale x 4 x i32>*
+  call void @llvm.aarch64.sve.st2.nxv4i32(<vscale x 4 x i32> %v0,
+                                          <vscale x 4 x i32> %v1,
+                                          <vscale x 4 x i1> %pred,
+                                          <vscale x 4 x i32>* %base)
+  ret void
+}
+
+define void @st2w_f32(<vscale x 4 x float> %v0, <vscale x 4 x float> %v1, <vscale x 4 x i1> %pred, float* %addr, i64 %offset) {
+; CHECK-LABEL: st2w_f32:
+; CHECK: st2w { z0.s, z1.s }, p0, [x0, x1, lsl #2]
+; CHECK-NEXT: ret
+  %1 = getelementptr float, float* %addr, i64 %offset
+  %base = bitcast float* %1 to <vscale x 4 x float>*
+  call void @llvm.aarch64.sve.st2.nxv4f32(<vscale x 4 x float> %v0,
+                                          <vscale x 4 x float> %v1,
+                                          <vscale x 4 x i1> %pred,
+                                          <vscale x 4 x float>* %base)
+  ret void
+}
+
+;
+; ST2D
+;
+
+define void @st2d_i64(<vscale x 2 x i64> %v0, <vscale x 2 x i64> %v1, <vscale x 2 x i1> %pred, i64* %addr, i64 %offset) {
+; CHECK-LABEL: st2d_i64:
+; CHECK: st2d { z0.d, z1.d }, p0, [x0, x1, lsl #3]
+; CHECK-NEXT: ret
+  %1 = getelementptr i64, i64* %addr, i64 %offset
+  %base = bitcast i64* %1 to <vscale x 2 x i64>*
+  call void @llvm.aarch64.sve.st2.nxv2i64(<vscale x 2 x i64> %v0,
+                                          <vscale x 2 x i64> %v1,
+                                          <vscale x 2 x i1> %pred,
+                                          <vscale x 2 x i64>* %base)
+  ret void
+}
+
+define void @st2d_f64(<vscale x 2 x double> %v0, <vscale x 2 x double> %v1, <vscale x 2 x i1> %pred, double* %addr, i64 %offset) {
+; CHECK-LABEL: st2d_f64:
+; CHECK: st2d { z0.d, z1.d }, p0, [x0, x1, lsl #3]
+; CHECK-NEXT: ret
+  %1 = getelementptr double, double* %addr, i64 %offset
+  %base = bitcast double* %1 to <vscale x 2 x double>*
+  call void @llvm.aarch64.sve.st2.nxv2f64(<vscale x 2 x double> %v0,
+                                          <vscale x 2 x double> %v1,
+                                          <vscale x 2 x i1> %pred,
+                                          <vscale x 2 x double>* %base)
+  ret void
+}
+
+;
+; ST3B
+;
+
+define void @st3b_i8(<vscale x 16 x i8> %v0, <vscale x 16 x i8> %v1, <vscale x 16 x i8> %v2, <vscale x 16 x i1> %pred, i8* %addr, i64 %offset) {
+; CHECK-LABEL: st3b_i8:
+; CHECK: st3b { z0.b, z1.b, z2.b }, p0, [x0, x1]
+; CHECK-NEXT: ret
+  %1 = getelementptr i8, i8* %addr, i64 %offset
+  %base = bitcast i8* %1 to <vscale x 16 x i8>*
+  call void @llvm.aarch64.sve.st3.nxv16i8(<vscale x 16 x i8> %v0,
+                                          <vscale x 16 x i8> %v1,
+                                          <vscale x 16 x i8> %v2,
+                                          <vscale x 16 x i1> %pred,
+                                          <vscale x 16 x i8>* %base)
+  ret void
+}
+
+;
+; ST3H
+;
+
+define void @st3h_i16(<vscale x 8 x i16> %v0, <vscale x 8 x i16> %v1, <vscale x 8 x i16> %v2, <vscale x 8 x i1> %pred, i16* %addr, i64 %offset) {
+; CHECK-LABEL: st3h_i16:
+; CHECK: st3h { z0.h, z1.h, z2.h }, p0, [x0, x1, lsl #1]
+; CHECK-NEXT: ret
+  %1 = getelementptr i16, i16* %addr, i64 %offset
+  %base = bitcast i16* %1 to <vscale x 8 x i16>*
+  call void @llvm.aarch64.sve.st3.nxv8i16(<vscale x 8 x i16> %v0,
+                                          <vscale x 8 x i16> %v1,
+                                          <vscale x 8 x i16> %v2,
+                                          <vscale x 8 x i1> %pred,
+                                          <vscale x 8 x i16>* %base)
+  ret void
+}
+
+define void @st3h_f16(<vscale x 8 x half> %v0, <vscale x 8 x half> %v1, <vscale x 8 x half> %v2, <vscale x 8 x i1> %pred, half* %addr, i64 %offset) {
+; CHECK-LABEL: st3h_f16:
+; CHECK: st3h { z0.h, z1.h, z2.h }, p0, [x0, x1, lsl #1]
+; CHECK-NEXT: ret
+  %1 = getelementptr half, half* %addr, i64 %offset
+  %base = bitcast half* %1 to <vscale x 8 x half>*
+  call void @llvm.aarch64.sve.st3.nxv8f16(<vscale x 8 x half> %v0,
+                                          <vscale x 8 x half> %v1,
+                                          <vscale x 8 x half> %v2,
+                                          <vscale x 8 x i1> %pred,
+                                          <vscale x 8 x half>* %base)
+  ret void
+}
+
+;
+; ST3W
+;
+
+define void @st3w_i32(<vscale x 4 x i32> %v0, <vscale x 4 x i32> %v1, <vscale x 4 x i32> %v2, <vscale x 4 x i1> %pred, i32* %addr, i64 %offset) {
+; CHECK-LABEL: st3w_i32:
+; CHECK: st3w { z0.s, z1.s, z2.s }, p0, [x0, x1, lsl #2]
+; CHECK-NEXT: ret
+  %1 = getelementptr i32, i32* %addr, i64 %offset
+  %base = bitcast i32* %1 to <vscale x 4 x i32>*
+  call void @llvm.aarch64.sve.st3.nxv4i32(<vscale x 4 x i32> %v0,
+                                          <vscale x 4 x i32> %v1,
+                                          <vscale x 4 x i32> %v2,
+                                          <vscale x 4 x i1> %pred,
+                                          <vscale x 4 x i32>* %base)
+  ret void
+}
+
+define void @st3w_f32(<vscale x 4 x float> %v0, <vscale x 4 x float> %v1, <vscale x 4 x float> %v2, <vscale x 4 x i1> %pred, float* %addr, i64 %offset) {
+; CHECK-LABEL: st3w_f32:
+; CHECK: st3w { z0.s, z1.s, z2.s }, p0, [x0, x1, lsl #2]
+; CHECK-NEXT: ret
+  %1 = getelementptr float, float* %addr, i64 %offset
+  %base = bitcast float* %1 to <vscale x 4 x float>*
+  call void @llvm.aarch64.sve.st3.nxv4f32(<vscale x 4 x float> %v0,
+                                          <vscale x 4 x float> %v1,
+                                          <vscale x 4 x float> %v2,
+                                          <vscale x 4 x i1> %pred,
+                                          <vscale x 4 x float>* %base)
+  ret void
+}
+
+;
+; ST3D
+;
+
+define void @st3d_i64(<vscale x 2 x i64> %v0, <vscale x 2 x i64> %v1, <vscale x 2 x i64> %v2, <vscale x 2 x i1> %pred, i64* %addr, i64 %offset) {
+; CHECK-LABEL: st3d_i64:
+; CHECK: st3d { z0.d, z1.d, z2.d }, p0, [x0, x1, lsl #3]
+; CHECK-NEXT: ret
+  %1 = getelementptr i64, i64* %addr, i64 %offset
+  %base = bitcast i64* %1 to <vscale x 2 x i64>*
+  call void @llvm.aarch64.sve.st3.nxv2i64(<vscale x 2 x i64> %v0,
+                                          <vscale x 2 x i64> %v1,
+                                          <vscale x 2 x i64> %v2,
+                                          <vscale x 2 x i1> %pred,
+                                          <vscale x 2 x i64>* %base)
+  ret void
+}
+
+define void @st3d_f64(<vscale x 2 x double> %v0, <vscale x 2 x double> %v1, <vscale x 2 x double> %v2, <vscale x 2 x i1> %pred, double* %addr, i64 %offset) {
+; CHECK-LABEL: st3d_f64:
+; CHECK: st3d { z0.d, z1.d, z2.d }, p0, [x0, x1, lsl #3]
+; CHECK-NEXT: ret
+  %1 = getelementptr double, double* %addr, i64 %offset
+  %base = bitcast double* %1 to <vscale x 2 x double>*
+  call void @llvm.aarch64.sve.st3.nxv2f64(<vscale x 2 x double> %v0,
+                                          <vscale x 2 x double> %v1,
+                                          <vscale x 2 x double> %v2,
+                                          <vscale x 2 x i1> %pred,
+                                          <vscale x 2 x double>* %base)
+  ret void
+}
+
+;
+; ST4B
+;
+
+define void @st4b_i8(<vscale x 16 x i8> %v0, <vscale x 16 x i8> %v1, <vscale x 16 x i8> %v2, <vscale x 16 x i8> %v3, <vscale x 16 x i1> %pred, i8* %addr, i64 %offset) {
+; CHECK-LABEL: st4b_i8:
+; CHECK: st4b { z0.b, z1.b, z2.b, z3.b }, p0, [x0, x1]
+; CHECK-NEXT: ret
+  %1 = getelementptr i8, i8* %addr, i64 %offset
+  %base = bitcast i8* %1 to <vscale x 16 x i8>*
+  call void @llvm.aarch64.sve.st4.nxv16i8(<vscale x 16 x i8> %v0,
+                                          <vscale x 16 x i8> %v1,
+                                          <vscale x 16 x i8> %v2,
+                                          <vscale x 16 x i8> %v3,
+                                          <vscale x 16 x i1> %pred,
+                                          <vscale x 16 x i8>* %base)
+  ret void
+}
+
+;
+; ST4H
+;
+
+define void @st4h_i16(<vscale x 8 x i16> %v0, <vscale x 8 x i16> %v1, <vscale x 8 x i16> %v2, <vscale x 8 x i16> %v3, <vscale x 8 x i1> %pred, i16* %addr, i64 %offset) {
+; CHECK-LABEL: st4h_i16:
+; CHECK: st4h { z0.h, z1.h, z2.h, z3.h }, p0, [x0, x1, lsl #1]
+; CHECK-NEXT: ret
+  %1 = getelementptr i16, i16* %addr, i64 %offset
+  %base = bitcast i16* %1 to <vscale x 8 x i16>*
+  call void @llvm.aarch64.sve.st4.nxv8i16(<vscale x 8 x i16> %v0,
+                                          <vscale x 8 x i16> %v1,
+                                          <vscale x 8 x i16> %v2,
+                                          <vscale x 8 x i16> %v3,
+                                          <vscale x 8 x i1> %pred,
+                                          <vscale x 8 x i16>* %base)
+  ret void
+}
+
+define void @st4h_f16(<vscale x 8 x half> %v0, <vscale x 8 x half> %v1, <vscale x 8 x half> %v2, <vscale x 8 x half> %v3, <vscale x 8 x i1> %pred, half* %addr, i64 %offset) {
+; CHECK-LABEL: st4h_f16:
+; CHECK: st4h { z0.h, z1.h, z2.h, z3.h }, p0, [x0, x1, lsl #1]
+; CHECK-NEXT: ret
+  %1 = getelementptr half, half* %addr, i64 %offset
+  %base = bitcast half* %1 to <vscale x 8 x half>*
+  call void @llvm.aarch64.sve.st4.nxv8f16(<vscale x 8 x half> %v0,
+                                          <vscale x 8 x half> %v1,
+                                          <vscale x 8 x half> %v2,
+                                          <vscale x 8 x half> %v3,
+                                          <vscale x 8 x i1> %pred,
+                                          <vscale x 8 x half>* %base)
+  ret void
+}
+
+;
+; ST4W
+;
+
+define void @st4w_i32(<vscale x 4 x i32> %v0, <vscale x 4 x i32> %v1, <vscale x 4 x i32> %v2, <vscale x 4 x i32> %v3, <vscale x 4 x i1> %pred, i32* %addr, i64 %offset) {
+; CHECK-LABEL: st4w_i32:
+; CHECK: st4w { z0.s, z1.s, z2.s, z3.s }, p0, [x0, x1, lsl #2]
+; CHECK-NEXT: ret
+  %1 = getelementptr i32, i32* %addr, i64 %offset
+  %base = bitcast i32* %1 to <vscale x 4 x i32>*
+  call void @llvm.aarch64.sve.st4.nxv4i32(<vscale x 4 x i32> %v0,
+                                          <vscale x 4 x i32> %v1,
+                                          <vscale x 4 x i32> %v2,
+                                          <vscale x 4 x i32> %v3,
+                                          <vscale x 4 x i1> %pred,
+                                          <vscale x 4 x i32>* %base)
+  ret void
+}
+
+define void @st4w_f32(<vscale x 4 x float> %v0, <vscale x 4 x float> %v1, <vscale x 4 x float> %v2, <vscale x 4 x float> %v3, <vscale x 4 x i1> %pred, float* %addr, i64 %offset) {
+; CHECK-LABEL: st4w_f32:
+; CHECK: st4w { z0.s, z1.s, z2.s, z3.s }, p0, [x0, x1, lsl #2]
+; CHECK-NEXT: ret
+  %1 = getelementptr float, float* %addr, i64 %offset
+  %base = bitcast float* %1 to <vscale x 4 x float>*
+  call void @llvm.aarch64.sve.st4.nxv4f32(<vscale x 4 x float> %v0,
+                                          <vscale x 4 x float> %v1,
+                                          <vscale x 4 x float> %v2,
+                                          <vscale x 4 x float> %v3,
+                                          <vscale x 4 x i1> %pred,
+                                          <vscale x 4 x float>* %base)
+  ret void
+}
+
+;
+; ST4D
+;
+
+define void @st4d_i64(<vscale x 2 x i64> %v0, <vscale x 2 x i64> %v1, <vscale x 2 x i64> %v2, <vscale x 2 x i64> %v3, <vscale x 2 x i1> %pred, i64* %addr, i64 %offset) {
+; CHECK-LABEL: st4d_i64:
+; CHECK: st4d { z0.d, z1.d, z2.d, z3.d }, p0, [x0, x1, lsl #3]
+; CHECK-NEXT: ret
+  %1 = getelementptr i64, i64* %addr, i64 %offset
+  %base = bitcast i64* %1 to <vscale x 2 x i64>*
+  call void @llvm.aarch64.sve.st4.nxv2i64(<vscale x 2 x i64> %v0,
+                                          <vscale x 2 x i64> %v1,
+                                          <vscale x 2 x i64> %v2,
+                                          <vscale x 2 x i64> %v3,
+                                          <vscale x 2 x i1> %pred,
+                                          <vscale x 2 x i64>* %base)
+  ret void
+}
+
+define void @st4d_f64(<vscale x 2 x double> %v0, <vscale x 2 x double> %v1, <vscale x 2 x double> %v2, <vscale x 2 x double> %v3, <vscale x 2 x i1> %pred, double* %addr, i64 %offset) {
+; CHECK-LABEL: st4d_f64:
+; CHECK: st4d { z0.d, z1.d, z2.d, z3.d }, p0, [x0, x1, lsl #3]
+; CHECK-NEXT: ret
+  %1 = getelementptr double, double* %addr, i64 %offset
+  %base = bitcast double* %1 to <vscale x 2 x double>*
+  call void @llvm.aarch64.sve.st4.nxv2f64(<vscale x 2 x double> %v0,
+                                          <vscale x 2 x double> %v1,
+                                          <vscale x 2 x double> %v2,
+                                          <vscale x 2 x double> %v3,
+                                          <vscale x 2 x i1> %pred,
+                                          <vscale x 2 x double>* %base)
+  ret void
+}
+
+declare void @llvm.aarch64.sve.st2.nxv16i8(<vscale x 16 x i8>, <vscale x 16 x i8>, <vscale x 16 x i1>, <vscale x 16 x i8>*)
+declare void @llvm.aarch64.sve.st2.nxv8i16(<vscale x 8 x i16>, <vscale x 8 x i16>, <vscale x 8 x i1>, <vscale x 8 x i16>*)
+declare void @llvm.aarch64.sve.st2.nxv4i32(<vscale x 4 x i32>, <vscale x 4 x i32>, <vscale x 4 x i1>, <vscale x 4 x i32>*)
+declare void @llvm.aarch64.sve.st2.nxv2i64(<vscale x 2 x i64>, <vscale x 2 x i64>, <vscale x 2 x i1>, <vscale x 2 x i64>*)
+declare void @llvm.aarch64.sve.st2.nxv8f16(<vscale x 8 x half>, <vscale x 8 x half>, <vscale x 8 x i1>, <vscale x 8 x half>*)
+declare void @llvm.aarch64.sve.st2.nxv4f32(<vscale x 4 x float>, <vscale x 4 x float>, <vscale x 4 x i1>, <vscale x 4 x float>*)
+declare void @llvm.aarch64.sve.st2.nxv2f64(<vscale x 2 x double>, <vscale x 2 x double>, <vscale x 2 x i1>, <vscale x 2 x double>*)
+
+declare void @llvm.aarch64.sve.st3.nxv16i8(<vscale x 16 x i8>, <vscale x 16 x i8>, <vscale x 16 x i8>, <vscale x 16 x i1>, <vscale x 16 x i8>*)
+declare void @llvm.aarch64.sve.st3.nxv8i16(<vscale x 8 x i16>, <vscale x 8 x i16>, <vscale x 8 x i16>, <vscale x 8 x i1>, <vscale x 8 x i16>*)
+declare void @llvm.aarch64.sve.st3.nxv4i32(<vscale x 4 x i32>, <vscale x 4 x i32>, <vscale x 4 x i32>, <vscale x 4 x i1>, <vscale x 4 x i32>*)
+declare void @llvm.aarch64.sve.st3.nxv2i64(<vscale x 2 x i64>, <vscale x 2 x i64>, <vscale x 2 x i64>, <vscale x 2 x i1>, <vscale x 2 x i64>*)
+declare void @llvm.aarch64.sve.st3.nxv8f16(<vscale x 8 x half>, <vscale x 8 x half>, <vscale x 8 x half>, <vscale x 8 x i1>, <vscale x 8 x half>*)
+declare void @llvm.aarch64.sve.st3.nxv4f32(<vscale x 4 x float>, <vscale x 4 x float>, <vscale x 4 x float>, <vscale x 4 x i1>, <vscale x 4 x float>*)
+declare void @llvm.aarch64.sve.st3.nxv2f64(<vscale x 2 x double>, <vscale x 2 x double>, <vscale x 2 x double>, <vscale x 2 x i1>, <vscale x 2 x double>*)
+
+declare void @llvm.aarch64.sve.st4.nxv16i8(<vscale x 16 x i8>, <vscale x 16 x i8>, <vscale x 16 x i8>, <vscale x 16 x i8>, <vscale x 16 x i1>, <vscale x 16 x i8>*)
+declare void @llvm.aarch64.sve.st4.nxv8i16(<vscale x 8 x i16>, <vscale x 8 x i16>, <vscale x 8 x i16>, <vscale x 8 x i16>, <vscale x 8 x i1>, <vscale x 8 x i16>*)
+declare void @llvm.aarch64.sve.st4.nxv4i32(<vscale x 4 x i32>, <vscale x 4 x i32>, <vscale x 4 x i32>, <vscale x 4 x i32>, <vscale x 4 x i1>, <vscale x 4 x i32>*)
+declare void @llvm.aarch64.sve.st4.nxv2i64(<vscale x 2 x i64>, <vscale x 2 x i64>, <vscale x 2 x i64>, <vscale x 2 x i64>, <vscale x 2 x i1>, <vscale x 2 x i64>*)
+declare void @llvm.aarch64.sve.st4.nxv8f16(<vscale x 8 x half>, <vscale x 8 x half>, <vscale x 8 x half>, <vscale x 8 x half>, <vscale x 8 x i1>, <vscale x 8 x half>*)
+declare void @llvm.aarch64.sve.st4.nxv4f32(<vscale x 4 x float>, <vscale x 4 x float>, <vscale x 4 x float>, <vscale x 4 x float>, <vscale x 4 x i1>, <vscale x 4 x float>*)
+declare void @llvm.aarch64.sve.st4.nxv2f64(<vscale x 2 x double>, <vscale x 2 x double>, <vscale x 2 x double>, <vscale x 2 x double>, <vscale x 2 x i1>, <vscale x 2 x double>*)


        


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