[llvm] e69e066 - [llvm][PowerPC] Remove no-op ptr-to-ptr bitcasts (NFC)

[Youngsuk Kim via llvm-commits]

Author: Youngsuk Kim
Date: 2023-11-01T16:40:32-05:00
New Revision: e69e066bfe53a96f73114ae450fecb77fbef3796

URL: https://github.com/llvm/llvm-project/commit/e69e066bfe53a96f73114ae450fecb77fbef3796
DIFF: https://github.com/llvm/llvm-project/commit/e69e066bfe53a96f73114ae450fecb77fbef3796.diff

LOG: [llvm][PowerPC] Remove no-op ptr-to-ptr bitcasts (NFC)

Opaque ptr cleanup effort.

Added: 
    

Modified: 
    llvm/lib/Target/PowerPC/PPCTargetTransformInfo.cpp

Removed: 
    


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diff  --git a/llvm/lib/Target/PowerPC/PPCTargetTransformInfo.cpp b/llvm/lib/Target/PowerPC/PPCTargetTransformInfo.cpp
index f2d7fb3e245dbb2..4a1247991e34298 100644
--- a/llvm/lib/Target/PowerPC/PPCTargetTransformInfo.cpp
+++ b/llvm/lib/Target/PowerPC/PPCTargetTransformInfo.cpp
@@ -76,16 +76,14 @@ PPCTTIImpl::instCombineIntrinsic(InstCombiner &IC, IntrinsicInst &II) const {
     if (getOrEnforceKnownAlignment(
             II.getArgOperand(0), Align(16), IC.getDataLayout(), &II,
             &IC.getAssumptionCache(), &IC.getDominatorTree()) >= 16) {
-      Value *Ptr = IC.Builder.CreateBitCast(
-          II.getArgOperand(0), PointerType::getUnqual(II.getType()));
+      Value *Ptr = II.getArgOperand(0);
       return new LoadInst(II.getType(), Ptr, "", false, Align(16));
     }
     break;
   case Intrinsic::ppc_vsx_lxvw4x:
   case Intrinsic::ppc_vsx_lxvd2x: {
     // Turn PPC VSX loads into normal loads.
-    Value *Ptr = IC.Builder.CreateBitCast(II.getArgOperand(0),
-                                          PointerType::getUnqual(II.getType()));
+    Value *Ptr = II.getArgOperand(0);
     return new LoadInst(II.getType(), Ptr, Twine(""), false, Align(1));
   }
   case Intrinsic::ppc_altivec_stvx:
@@ -94,16 +92,14 @@ PPCTTIImpl::instCombineIntrinsic(InstCombiner &IC, IntrinsicInst &II) const {
     if (getOrEnforceKnownAlignment(
             II.getArgOperand(1), Align(16), IC.getDataLayout(), &II,
             &IC.getAssumptionCache(), &IC.getDominatorTree()) >= 16) {
-      Type *OpPtrTy = PointerType::getUnqual(II.getArgOperand(0)->getType());
-      Value *Ptr = IC.Builder.CreateBitCast(II.getArgOperand(1), OpPtrTy);
+      Value *Ptr = II.getArgOperand(1);
       return new StoreInst(II.getArgOperand(0), Ptr, false, Align(16));
     }
     break;
   case Intrinsic::ppc_vsx_stxvw4x:
   case Intrinsic::ppc_vsx_stxvd2x: {
     // Turn PPC VSX stores into normal stores.
-    Type *OpPtrTy = PointerType::getUnqual(II.getArgOperand(0)->getType());
-    Value *Ptr = IC.Builder.CreateBitCast(II.getArgOperand(1), OpPtrTy);
+    Value *Ptr = II.getArgOperand(1);
     return new StoreInst(II.getArgOperand(0), Ptr, false, Align(1));
   }
   case Intrinsic::ppc_altivec_vperm: