[llvm] [RISCV] Add IntrArgMemOnly for vector load/store intrinsic (PR #78415)

Jianjian Guan via llvm-commits llvm-commits at lists.llvm.org
Wed Jan 17 22:47:39 PST 2024


https://github.com/jacquesguan updated https://github.com/llvm/llvm-project/pull/78415

>From 6b6fd484c0c9aeafb46f4248c5fbe810184ff206 Mon Sep 17 00:00:00 2001
From: Jianjian GUAN <jacquesguan at me.com>
Date: Thu, 18 Jan 2024 14:45:55 +0800
Subject: [PATCH] [RISCV] Add IntrArgMemOnly for vector unit stride load/store
 intrinsic

---
 llvm/include/llvm/IR/IntrinsicsRISCV.td | 29 ++++++++++++++++---------
 1 file changed, 19 insertions(+), 10 deletions(-)

diff --git a/llvm/include/llvm/IR/IntrinsicsRISCV.td b/llvm/include/llvm/IR/IntrinsicsRISCV.td
index a391bc53cdb0e9..9a63d14b0ef0a1 100644
--- a/llvm/include/llvm/IR/IntrinsicsRISCV.td
+++ b/llvm/include/llvm/IR/IntrinsicsRISCV.td
@@ -147,7 +147,8 @@ let TargetPrefix = "riscv" in {
   class RISCVUSMLoad
         : DefaultAttrsIntrinsic<[llvm_anyvector_ty],
                     [llvm_ptr_ty, llvm_anyint_ty],
-                    [NoCapture<ArgIndex<0>>, IntrReadMem]>, RISCVVIntrinsic {
+                    [NoCapture<ArgIndex<0>>, IntrReadMem, IntrArgMemOnly]>,
+          RISCVVIntrinsic {
     let VLOperand = 1;
   }
   // For unit stride load
@@ -155,7 +156,8 @@ let TargetPrefix = "riscv" in {
   class RISCVUSLoad
         : DefaultAttrsIntrinsic<[llvm_anyvector_ty],
                     [LLVMMatchType<0>, llvm_ptr_ty, llvm_anyint_ty],
-                    [NoCapture<ArgIndex<1>>, IntrReadMem]>, RISCVVIntrinsic {
+                    [NoCapture<ArgIndex<1>>, IntrReadMem, IntrArgMemOnly]>,
+          RISCVVIntrinsic {
     let VLOperand = 2;
   }
   // For unit stride fault-only-first load
@@ -177,7 +179,8 @@ let TargetPrefix = "riscv" in {
                     [LLVMMatchType<0>, llvm_ptr_ty,
                      LLVMScalarOrSameVectorWidth<0, llvm_i1_ty>,
                      llvm_anyint_ty, LLVMMatchType<1>],
-                    [NoCapture<ArgIndex<1>>, ImmArg<ArgIndex<4>>, IntrReadMem]>,
+                    [NoCapture<ArgIndex<1>>, ImmArg<ArgIndex<4>>, IntrReadMem,
+                     IntrArgMemOnly]>,
                     RISCVVIntrinsic {
     let VLOperand = 3;
   }
@@ -239,7 +242,8 @@ let TargetPrefix = "riscv" in {
   class RISCVUSStore
         : DefaultAttrsIntrinsic<[],
                     [llvm_anyvector_ty, llvm_ptr_ty, llvm_anyint_ty],
-                    [NoCapture<ArgIndex<1>>, IntrWriteMem]>, RISCVVIntrinsic {
+                    [NoCapture<ArgIndex<1>>, IntrWriteMem, IntrArgMemOnly]>,
+          RISCVVIntrinsic {
     let VLOperand = 2;
   }
   // For unit stride store with mask
@@ -249,7 +253,8 @@ let TargetPrefix = "riscv" in {
                     [llvm_anyvector_ty, llvm_ptr_ty,
                      LLVMScalarOrSameVectorWidth<0, llvm_i1_ty>,
                      llvm_anyint_ty],
-                    [NoCapture<ArgIndex<1>>, IntrWriteMem]>, RISCVVIntrinsic {
+                    [NoCapture<ArgIndex<1>>, IntrWriteMem, IntrArgMemOnly]>,
+          RISCVVIntrinsic {
     let VLOperand = 3;
   }
   // For strided store
@@ -992,7 +997,8 @@ let TargetPrefix = "riscv" in {
                                 !add(nf, -1))),
                     !listconcat(!listsplat(LLVMMatchType<0>, nf),
                                 [llvm_ptr_ty, llvm_anyint_ty]),
-                    [NoCapture<ArgIndex<nf>>, IntrReadMem]>, RISCVVIntrinsic {
+                    [NoCapture<ArgIndex<nf>>, IntrReadMem, IntrArgMemOnly]>,
+          RISCVVIntrinsic {
     let VLOperand = !add(nf, 1);
   }
   // For unit stride segment load with mask
@@ -1004,8 +1010,9 @@ let TargetPrefix = "riscv" in {
                                 [llvm_ptr_ty,
                                  LLVMScalarOrSameVectorWidth<0, llvm_i1_ty>,
                                  llvm_anyint_ty, LLVMMatchType<1>]),
-                    [ImmArg<ArgIndex<!add(nf, 3)>>, NoCapture<ArgIndex<nf>>, IntrReadMem]>,
-                    RISCVVIntrinsic {
+                    [ImmArg<ArgIndex<!add(nf, 3)>>, NoCapture<ArgIndex<nf>>,
+                     IntrReadMem, IntrArgMemOnly]>,
+          RISCVVIntrinsic {
     let VLOperand = !add(nf, 2);
   }
 
@@ -1096,7 +1103,8 @@ let TargetPrefix = "riscv" in {
                     !listconcat([llvm_anyvector_ty],
                                 !listsplat(LLVMMatchType<0>, !add(nf, -1)),
                                 [llvm_ptr_ty, llvm_anyint_ty]),
-                    [NoCapture<ArgIndex<nf>>, IntrWriteMem]>, RISCVVIntrinsic {
+                    [NoCapture<ArgIndex<nf>>, IntrWriteMem, IntrArgMemOnly]>,
+          RISCVVIntrinsic {
     let VLOperand = !add(nf, 1);
   }
   // For unit stride segment store with mask
@@ -1108,7 +1116,8 @@ let TargetPrefix = "riscv" in {
                                 [llvm_ptr_ty,
                                  LLVMScalarOrSameVectorWidth<0, llvm_i1_ty>,
                                  llvm_anyint_ty]),
-                    [NoCapture<ArgIndex<nf>>, IntrWriteMem]>, RISCVVIntrinsic {
+                    [NoCapture<ArgIndex<nf>>, IntrWriteMem, IntrArgMemOnly]>,
+          RISCVVIntrinsic {
     let VLOperand = !add(nf, 2);
   }
 



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