/// If the pointers aren't i8*, they will be converted. If a TBAA tag is
/// specified, it will be added to the instruction.
CallInst *CreateMemCpy(Value *Dst, Value *Src, uint64_t Size, unsigned Align,
- bool isVolatile = false, MDNode *TBAATag = 0) {
- return CreateMemCpy(Dst, Src, getInt64(Size), Align, isVolatile, TBAATag);
+ bool isVolatile = false, MDNode *TBAATag = 0,
+ MDNode *TBAAStructTag = 0) {
+ return CreateMemCpy(Dst, Src, getInt64(Size), Align, isVolatile, TBAATag,
+ TBAAStructTag);
}
CallInst *CreateMemCpy(Value *Dst, Value *Src, Value *Size, unsigned Align,
- bool isVolatile = false, MDNode *TBAATag = 0);
+ bool isVolatile = false, MDNode *TBAATag = 0,
+ MDNode *TBAAStructTag = 0);
/// CreateMemMove - Create and insert a memmove between the specified
/// pointers. If the pointers aren't i8*, they will be converted. If a TBAA
Value *CreateSExt(Value *V, Type *DestTy, const Twine &Name = "") {
return CreateCast(Instruction::SExt, V, DestTy, Name);
}
+ /// CreateZExtOrTrunc - Create a ZExt or Trunc from the integer value V to
+ /// DestTy. Return the value untouched if the type of V is already DestTy.
+ Value *CreateZExtOrTrunc(Value *V, IntegerType *DestTy,
+ const Twine &Name = "") {
+ assert(isa<IntegerType>(V->getType()) && "Can only zero extend integers!");
+ IntegerType *IntTy = cast<IntegerType>(V->getType());
+ if (IntTy->getBitWidth() < DestTy->getBitWidth())
+ return CreateZExt(V, DestTy, Name);
+ if (IntTy->getBitWidth() > DestTy->getBitWidth())
+ return CreateTrunc(V, DestTy, Name);
+ return V;
+ }
+ /// CreateSExtOrTrunc - Create a SExt or Trunc from the integer value V to
+ /// DestTy. Return the value untouched if the type of V is already DestTy.
+ Value *CreateSExtOrTrunc(Value *V, IntegerType *DestTy,
+ const Twine &Name = "") {
+ assert(isa<IntegerType>(V->getType()) && "Can only sign extend integers!");
+ IntegerType *IntTy = cast<IntegerType>(V->getType());
+ if (IntTy->getBitWidth() < DestTy->getBitWidth())
+ return CreateSExt(V, DestTy, Name);
+ if (IntTy->getBitWidth() > DestTy->getBitWidth())
+ return CreateTrunc(V, DestTy, Name);
+ return V;
+ }
Value *CreateFPToUI(Value *V, Type *DestTy, const Twine &Name = ""){
return CreateCast(Instruction::FPToUI, V, DestTy, Name);
}