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Add IRBuilder code for adding !tbaa.struct metadata tags to llvm.memcpy calls.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164728 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2012-09-26 22:17:14 +00:00
parent 896f37f0f9
commit 8a63f99f03
2 changed files with 11 additions and 4 deletions
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6
lib/VMCore/IRBuilder.cpp
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@@ -80,7 +80,7 @@ CreateMemSet(Value *Ptr, Value *Val, Value *Size, unsigned Align,
CallInst *IRBuilderBase::
CreateMemCpy(Value *Dst, Value *Src, Value *Size, unsigned Align,
bool isVolatile, MDNode *TBAATag) {
bool isVolatile, MDNode *TBAATag, MDNode *TBAAStructTag) {
Dst = getCastedInt8PtrValue(Dst);
Src = getCastedInt8PtrValue(Src);
@@ -94,6 +94,10 @@ CreateMemCpy(Value *Dst, Value *Src, Value *Size, unsigned Align,
// Set the TBAA info if present.
if (TBAATag)
CI->setMetadata(LLVMContext::MD_tbaa, TBAATag);
// Set the TBAA Struct info if present.
if (TBAAStructTag)
CI->setMetadata(LLVMContext::MD_tbaa_struct, TBAAStructTag);
return CI;
}