[clang][CodeGen] Drop some typed pointer bitcasts

Differential Revision: https://reviews.llvm.org/D156911

1 files changed, 4 insertions, 9 deletions

diff --git a/clang/lib/CodeGen/CGBlocks.cpp b/clang/lib/CodeGen/CGBlocks.cpp
index 2023be8..a35bae9 100644
--- a/clang/lib/CodeGen/CGBlocks.cpp
+++ b/clang/lib/CodeGen/CGBlocks.cpp
@@ -942,7 +942,7 @@ llvm::Value *CodeGenFunction::EmitBlockLiteral(const CGBlockInfo &blockInfo) {
       if (CI.isNested())
         byrefPointer = Builder.CreateLoad(src, "byref.capture");
       else
-        byrefPointer = Builder.CreateBitCast(src.getPointer(), VoidPtrTy);
+        byrefPointer = src.getPointer();
 
       // Write that void* into the capture field.
       Builder.CreateStore(byrefPointer, blockField);
@@ -1667,7 +1667,6 @@ struct CallBlockRelease final : EHScopeStack::Cleanup {
     llvm::Value *BlockVarAddr;
     if (LoadBlockVarAddr) {
       BlockVarAddr = CGF.Builder.CreateLoad(Addr);
-      BlockVarAddr = CGF.Builder.CreateBitCast(BlockVarAddr, CGF.VoidPtrTy);
     } else {
       BlockVarAddr = Addr.getPointer();
     }
@@ -1975,9 +1974,7 @@ CodeGenFunction::GenerateCopyHelperFunction(const CGBlockInfo &blockInfo) {
     }
     case BlockCaptureEntityKind::BlockObject: {
       llvm::Value *srcValue = Builder.CreateLoad(srcField, "blockcopy.src");
-      srcValue = Builder.CreateBitCast(srcValue, VoidPtrTy);
-      llvm::Value *dstAddr =
-          Builder.CreateBitCast(dstField.getPointer(), VoidPtrTy);
+      llvm::Value *dstAddr = dstField.getPointer();
       llvm::Value *args[] = {
         dstAddr, srcValue, llvm::ConstantInt::get(Int32Ty, flags.getBitMask())
       };
@@ -2774,10 +2771,8 @@ void CodeGenFunction::emitByrefStructureInit(const AutoVarEmission &emission) {
 void CodeGenFunction::BuildBlockRelease(llvm::Value *V, BlockFieldFlags flags,
                                         bool CanThrow) {
   llvm::FunctionCallee F = CGM.getBlockObjectDispose();
-  llvm::Value *args[] = {
-    Builder.CreateBitCast(V, Int8PtrTy),
-    llvm::ConstantInt::get(Int32Ty, flags.getBitMask())
-  };
+  llvm::Value *args[] = {V,
+                         llvm::ConstantInt::get(Int32Ty, flags.getBitMask())};
 
   if (CanThrow)
     EmitRuntimeCallOrInvoke(F, args);