diff options
Diffstat (limited to 'lib/IR/IRBuilder.cpp')
-rw-r--r-- | lib/IR/IRBuilder.cpp | 44 |
1 files changed, 38 insertions, 6 deletions
diff --git a/lib/IR/IRBuilder.cpp b/lib/IR/IRBuilder.cpp index 435e54f..a4c5d97 100644 --- a/lib/IR/IRBuilder.cpp +++ b/lib/IR/IRBuilder.cpp @@ -62,7 +62,8 @@ static CallInst *createCallHelper(Value *Callee, ArrayRef<Value *> Ops, CallInst *IRBuilderBase:: CreateMemSet(Value *Ptr, Value *Val, Value *Size, unsigned Align, - bool isVolatile, MDNode *TBAATag) { + bool isVolatile, MDNode *TBAATag, MDNode *ScopeTag, + MDNode *NoAliasTag) { Ptr = getCastedInt8PtrValue(Ptr); Value *Ops[] = { Ptr, Val, Size, getInt32(Align), getInt1(isVolatile) }; Type *Tys[] = { Ptr->getType(), Size->getType() }; @@ -74,13 +75,20 @@ CreateMemSet(Value *Ptr, Value *Val, Value *Size, unsigned Align, // Set the TBAA info if present. if (TBAATag) CI->setMetadata(LLVMContext::MD_tbaa, TBAATag); - + + if (ScopeTag) + CI->setMetadata(LLVMContext::MD_alias_scope, ScopeTag); + + if (NoAliasTag) + CI->setMetadata(LLVMContext::MD_noalias, NoAliasTag); + return CI; } CallInst *IRBuilderBase:: CreateMemCpy(Value *Dst, Value *Src, Value *Size, unsigned Align, - bool isVolatile, MDNode *TBAATag, MDNode *TBAAStructTag) { + bool isVolatile, MDNode *TBAATag, MDNode *TBAAStructTag, + MDNode *ScopeTag, MDNode *NoAliasTag) { Dst = getCastedInt8PtrValue(Dst); Src = getCastedInt8PtrValue(Src); @@ -98,13 +106,20 @@ CreateMemCpy(Value *Dst, Value *Src, Value *Size, unsigned Align, // Set the TBAA Struct info if present. if (TBAAStructTag) CI->setMetadata(LLVMContext::MD_tbaa_struct, TBAAStructTag); - + + if (ScopeTag) + CI->setMetadata(LLVMContext::MD_alias_scope, ScopeTag); + + if (NoAliasTag) + CI->setMetadata(LLVMContext::MD_noalias, NoAliasTag); + return CI; } CallInst *IRBuilderBase:: CreateMemMove(Value *Dst, Value *Src, Value *Size, unsigned Align, - bool isVolatile, MDNode *TBAATag) { + bool isVolatile, MDNode *TBAATag, MDNode *ScopeTag, + MDNode *NoAliasTag) { Dst = getCastedInt8PtrValue(Dst); Src = getCastedInt8PtrValue(Src); @@ -118,7 +133,13 @@ CreateMemMove(Value *Dst, Value *Src, Value *Size, unsigned Align, // Set the TBAA info if present. if (TBAATag) CI->setMetadata(LLVMContext::MD_tbaa, TBAATag); - + + if (ScopeTag) + CI->setMetadata(LLVMContext::MD_alias_scope, ScopeTag); + + if (NoAliasTag) + CI->setMetadata(LLVMContext::MD_noalias, NoAliasTag); + return CI; } @@ -151,3 +172,14 @@ CallInst *IRBuilderBase::CreateLifetimeEnd(Value *Ptr, ConstantInt *Size) { Value *TheFn = Intrinsic::getDeclaration(M, Intrinsic::lifetime_end); return createCallHelper(TheFn, Ops, this); } + +CallInst *IRBuilderBase::CreateAssumption(Value *Cond) { + assert(Cond->getType() == getInt1Ty() && + "an assumption condition must be of type i1"); + + Value *Ops[] = { Cond }; + Module *M = BB->getParent()->getParent(); + Value *FnAssume = Intrinsic::getDeclaration(M, Intrinsic::assume); + return createCallHelper(FnAssume, Ops, this); +} + |