[llvm] d605af3 - AMDGPU: Don't need pointer bitcasts in AMDGPURewriteOutArguments

[Matt Arsenault via llvm-commits]

Author: Matt Arsenault
Date: 2023-04-29T10:35:06-04:00
New Revision: d605af371e2ab69be032f7f4ee854baded688b5a

URL: https://github.com/llvm/llvm-project/commit/d605af371e2ab69be032f7f4ee854baded688b5a
DIFF: https://github.com/llvm/llvm-project/commit/d605af371e2ab69be032f7f4ee854baded688b5a.diff

LOG: AMDGPU: Don't need pointer bitcasts in AMDGPURewriteOutArguments

Added: 
    

Modified: 
    llvm/lib/Target/AMDGPU/AMDGPURewriteOutArguments.cpp

Removed: 
    


################################################################################
diff  --git a/llvm/lib/Target/AMDGPU/AMDGPURewriteOutArguments.cpp b/llvm/lib/Target/AMDGPU/AMDGPURewriteOutArguments.cpp
index 3ff3546f4f92..9205770c8ead 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPURewriteOutArguments.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPURewriteOutArguments.cpp
@@ -377,19 +377,12 @@ bool AMDGPURewriteOutArguments::runOnFunction(Function &F) {
     if (!OutArgIndexes.count(Arg.getArgNo()))
       continue;
 
-    PointerType *ArgType = cast<PointerType>(Arg.getType());
-
     Type *EltTy = OutArgIndexes[Arg.getArgNo()];
     const auto Align =
         DL->getValueOrABITypeAlignment(Arg.getParamAlign(), EltTy);
 
     Value *Val = B.CreateExtractValue(StubCall, RetIdx++);
-    Type *PtrTy = Val->getType()->getPointerTo(ArgType->getAddressSpace());
-
-    // We can peek through bitcasts, so the type may not match.
-    Value *PtrVal = B.CreateBitCast(&Arg, PtrTy);
-
-    B.CreateAlignedStore(Val, PtrVal, Align);
+    B.CreateAlignedStore(Val, &Arg, Align);
   }
 
   if (!RetTy->isVoidTy()) {