[llvm] 9086db7 - [AArch64][SVE] Implement structured store intrinsics

Cullen Rhodes via llvm-commits llvm-commits at lists.llvm.org
Thu Mar 26 02:35:11 PDT 2020


Author: Cullen Rhodes
Date: 2020-03-26T09:34:51Z
New Revision: 9086db707d961f61d427a80ffecb704e5664af82

URL: https://github.com/llvm/llvm-project/commit/9086db707d961f61d427a80ffecb704e5664af82
DIFF: https://github.com/llvm/llvm-project/commit/9086db707d961f61d427a80ffecb704e5664af82.diff

LOG: [AArch64][SVE] Implement structured store intrinsics

Summary:
This patch adds initial support for the following intrinsics:

    * llvm.aarch64.sve.st2
    * llvm.aarch64.sve.st3
    * llvm.aarch64.sve.st4

For storing two, three and four vectors worth of data. Basic codegen for
reg+immediate forms are implemented. Reg+reg addressing modes will be
addressed in a later patch.

These intrinsics are intended for use in the Arm C Language Extension
(ACLE).

Reviewed By: efriedma

Differential Revision: https://reviews.llvm.org/D75947

Added: 
    

Modified: 
    llvm/include/llvm/IR/IntrinsicsAArch64.td
    llvm/lib/Target/AArch64/AArch64ISelDAGToDAG.cpp
    llvm/test/CodeGen/AArch64/sve-intrinsics-stores.ll

Removed: 
    


################################################################################
diff  --git a/llvm/include/llvm/IR/IntrinsicsAArch64.td b/llvm/include/llvm/IR/IntrinsicsAArch64.td
index cad4f7cb4cd1..e3277a210796 100644
--- a/llvm/include/llvm/IR/IntrinsicsAArch64.td
+++ b/llvm/include/llvm/IR/IntrinsicsAArch64.td
@@ -790,6 +790,25 @@ let TargetPrefix = "aarch64" in {  // All intrinsics start with "llvm.aarch64.".
                  LLVMPointerToElt<0>],
                 [IntrArgMemOnly, NoCapture<2>]>;
 
+  class AdvSIMD_2Vec_PredStore_Intrinsic
+      : Intrinsic<[],
+                  [llvm_anyvector_ty, LLVMMatchType<0>,
+                   LLVMScalarOrSameVectorWidth<0, llvm_i1_ty>, LLVMPointerTo<0>],
+                  [IntrArgMemOnly, NoCapture<3>]>;
+
+  class AdvSIMD_3Vec_PredStore_Intrinsic
+      : Intrinsic<[],
+                  [llvm_anyvector_ty, LLVMMatchType<0>, LLVMMatchType<0>,
+                   LLVMScalarOrSameVectorWidth<0, llvm_i1_ty>, LLVMPointerTo<0>],
+                  [IntrArgMemOnly, NoCapture<4>]>;
+
+  class AdvSIMD_4Vec_PredStore_Intrinsic
+      : Intrinsic<[],
+                  [llvm_anyvector_ty, LLVMMatchType<0>, LLVMMatchType<0>,
+                   LLVMMatchType<0>,
+                   LLVMScalarOrSameVectorWidth<0, llvm_i1_ty>, LLVMPointerTo<0>],
+                  [IntrArgMemOnly, NoCapture<5>]>;
+
   class AdvSIMD_SVE_Index_Intrinsic
     : Intrinsic<[llvm_anyvector_ty],
                 [LLVMVectorElementType<0>,
@@ -1292,7 +1311,10 @@ def int_aarch64_sve_ldff1 : AdvSIMD_1Vec_PredLoad_Intrinsic;
 // Stores
 //
 
-def int_aarch64_sve_st1   : AdvSIMD_1Vec_PredStore_Intrinsic;
+def int_aarch64_sve_st1  : AdvSIMD_1Vec_PredStore_Intrinsic;
+def int_aarch64_sve_st2  : AdvSIMD_2Vec_PredStore_Intrinsic;
+def int_aarch64_sve_st3  : AdvSIMD_3Vec_PredStore_Intrinsic;
+def int_aarch64_sve_st4  : AdvSIMD_4Vec_PredStore_Intrinsic;
 
 def int_aarch64_sve_stnt1 : AdvSIMD_1Vec_PredStore_Intrinsic;
 

diff  --git a/llvm/lib/Target/AArch64/AArch64ISelDAGToDAG.cpp b/llvm/lib/Target/AArch64/AArch64ISelDAGToDAG.cpp
index bae5c7f4eef8..5bc22abde3fa 100644
--- a/llvm/lib/Target/AArch64/AArch64ISelDAGToDAG.cpp
+++ b/llvm/lib/Target/AArch64/AArch64ISelDAGToDAG.cpp
@@ -223,6 +223,9 @@ class AArch64DAGToDAGISel : public SelectionDAGISel {
   /// unchanged; otherwise a REG_SEQUENCE value is returned.
   SDValue createDTuple(ArrayRef<SDValue> Vecs);
   SDValue createQTuple(ArrayRef<SDValue> Vecs);
+  // Form a sequence of SVE registers for instructions using list of vectors,
+  // e.g. structured loads and stores (ldN, stN).
+  SDValue createZTuple(ArrayRef<SDValue> Vecs);
 
   /// Generic helper for the createDTuple/createQTuple
   /// functions. Those should almost always be called instead.
@@ -258,6 +261,7 @@ 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);
 
   bool tryBitfieldExtractOp(SDNode *N);
   bool tryBitfieldExtractOpFromSExt(SDNode *N);
@@ -1192,6 +1196,16 @@ SDValue AArch64DAGToDAGISel::createQTuple(ArrayRef<SDValue> Regs) {
   return createTuple(Regs, RegClassIDs, SubRegs);
 }
 
+SDValue AArch64DAGToDAGISel::createZTuple(ArrayRef<SDValue> Regs) {
+  static const unsigned RegClassIDs[] = {AArch64::ZPR2RegClassID,
+                                         AArch64::ZPR3RegClassID,
+                                         AArch64::ZPR4RegClassID};
+  static const unsigned SubRegs[] = {AArch64::zsub0, AArch64::zsub1,
+                                     AArch64::zsub2, AArch64::zsub3};
+
+  return createTuple(Regs, RegClassIDs, SubRegs);
+}
+
 SDValue AArch64DAGToDAGISel::createTuple(ArrayRef<SDValue> Regs,
                                          const unsigned RegClassIDs[],
                                          const unsigned SubRegs[]) {
@@ -1414,6 +1428,23 @@ void AArch64DAGToDAGISel::SelectStore(SDNode *N, unsigned NumVecs,
   ReplaceNode(N, St);
 }
 
+void AArch64DAGToDAGISel::SelectPredicatedStore(SDNode *N, unsigned NumVecs,
+                                                const unsigned Opc) {
+  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
+  SDNode *St = CurDAG->getMachineNode(Opc, dl, N->getValueType(0), Ops);
+
+  ReplaceNode(N, St);
+}
+
 bool AArch64DAGToDAGISel::SelectAddrModeFrameIndexSVE(SDValue N, SDValue &Base,
                                                       SDValue &OffImm) {
   SDLoc dl(N);
@@ -3877,6 +3908,54 @@ void AArch64DAGToDAGISel::Select(SDNode *Node) {
       }
       break;
     }
+    case Intrinsic::aarch64_sve_st2: {
+      if (VT == MVT::nxv16i8) {
+        SelectPredicatedStore(Node, 2, AArch64::ST2B_IMM);
+        return;
+      } else if (VT == MVT::nxv8i16 || VT == MVT::nxv8f16) {
+        SelectPredicatedStore(Node, 2, AArch64::ST2H_IMM);
+        return;
+      } else if (VT == MVT::nxv4i32 || VT == MVT::nxv4f32) {
+        SelectPredicatedStore(Node, 2, AArch64::ST2W_IMM);
+        return;
+      } else if (VT == MVT::nxv2i64 || VT == MVT::nxv2f64) {
+        SelectPredicatedStore(Node, 2, AArch64::ST2D_IMM);
+        return;
+      }
+      break;
+    }
+    case Intrinsic::aarch64_sve_st3: {
+      if (VT == MVT::nxv16i8) {
+        SelectPredicatedStore(Node, 3, AArch64::ST3B_IMM);
+        return;
+      } else if (VT == MVT::nxv8i16 || VT == MVT::nxv8f16) {
+        SelectPredicatedStore(Node, 3, AArch64::ST3H_IMM);
+        return;
+      } else if (VT == MVT::nxv4i32 || VT == MVT::nxv4f32) {
+        SelectPredicatedStore(Node, 3, AArch64::ST3W_IMM);
+        return;
+      } else if (VT == MVT::nxv2i64 || VT == MVT::nxv2f64) {
+        SelectPredicatedStore(Node, 3, AArch64::ST3D_IMM);
+        return;
+      }
+      break;
+    }
+    case Intrinsic::aarch64_sve_st4: {
+      if (VT == MVT::nxv16i8) {
+        SelectPredicatedStore(Node, 4, AArch64::ST4B_IMM);
+        return;
+      } else if (VT == MVT::nxv8i16 || VT == MVT::nxv8f16) {
+        SelectPredicatedStore(Node, 4, AArch64::ST4H_IMM);
+        return;
+      } else if (VT == MVT::nxv4i32 || VT == MVT::nxv4f32) {
+        SelectPredicatedStore(Node, 4, AArch64::ST4W_IMM);
+        return;
+      } else if (VT == MVT::nxv2i64 || VT == MVT::nxv2f64) {
+        SelectPredicatedStore(Node, 4, AArch64::ST4D_IMM);
+        return;
+      }
+      break;
+    }
     }
     break;
   }

diff  --git a/llvm/test/CodeGen/AArch64/sve-intrinsics-stores.ll b/llvm/test/CodeGen/AArch64/sve-intrinsics-stores.ll
index 772e36888fbe..ac2b9a32b14e 100644
--- a/llvm/test/CodeGen/AArch64/sve-intrinsics-stores.ll
+++ b/llvm/test/CodeGen/AArch64/sve-intrinsics-stores.ll
@@ -1,5 +1,305 @@
 ; RUN: llc -mtriple=aarch64-linux-gnu -mattr=+sve < %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, <vscale x 16 x i8>* %addr) {
+; CHECK-LABEL: st2b_i8:
+; CHECK: st2b { z0.b, z1.b }, p0, [x0]
+; CHECK-NEXT: ret
+  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>* %addr)
+  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]
+; CHECK-NEXT: ret
+  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>* %addr)
+  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]
+; CHECK-NEXT: ret
+  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>* %addr)
+  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]
+; CHECK-NEXT: ret
+  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>* %addr)
+  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]
+; CHECK-NEXT: ret
+  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>* %addr)
+  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]
+; CHECK-NEXT: ret
+  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>* %addr)
+  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]
+; CHECK-NEXT: ret
+  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>* %addr)
+  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, <vscale x 16 x i8>* %addr) {
+; CHECK-LABEL: st3b_i8:
+; CHECK: st3b { z0.b, z1.b, z2.b }, p0, [x0]
+; CHECK-NEXT: ret
+  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>* %addr)
+  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]
+; CHECK-NEXT: ret
+  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>* %addr)
+  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]
+; CHECK-NEXT: ret
+  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>* %addr)
+  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]
+; CHECK-NEXT: ret
+  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>* %addr)
+  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]
+; CHECK-NEXT: ret
+  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>* %addr)
+  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]
+; CHECK-NEXT: ret
+  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>* %addr)
+  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]
+; CHECK-NEXT: ret
+  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>* %addr)
+  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, <vscale x 16 x i8>* %addr) {
+; CHECK-LABEL: st4b_i8:
+; CHECK: st4b { z0.b, z1.b, z2.b, z3.b }, p0, [x0]
+; CHECK-NEXT: ret
+  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>* %addr)
+  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]
+; CHECK-NEXT: ret
+  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>* %addr)
+  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]
+; CHECK-NEXT: ret
+  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>* %addr)
+  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]
+; CHECK-NEXT: ret
+  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>* %addr)
+  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]
+; CHECK-NEXT: ret
+  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>* %addr)
+  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]
+; CHECK-NEXT: ret
+  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>* %addr)
+  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]
+; CHECK-NEXT: ret
+  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>* %addr)
+  ret void
+}
+
 ;
 ; STNT1B
 ;
@@ -86,6 +386,31 @@ define void @stnt1d_f64(<vscale x 2 x double> %data, <vscale x 2 x i1> %pred, do
   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>*)
+
 declare void @llvm.aarch64.sve.stnt1.nxv16i8(<vscale x 16 x i8>, <vscale x 16 x i1>, i8*)
 declare void @llvm.aarch64.sve.stnt1.nxv8i16(<vscale x 8 x i16>, <vscale x 8 x i1>, i16*)
 declare void @llvm.aarch64.sve.stnt1.nxv4i32(<vscale x 4 x i32>, <vscale x 4 x i1>, i32*)


        


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