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Changed IRBuilder::CreateZExtOrTrunc and IRBuilder::CreateSExtOrTrunc so they also work with vectors.

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I also changed the name of a variable in IRBuilder::CreateFPExtOrFPTrunc to
match the names used in its two matching brethern as well.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@172967 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Michael Gottesman 2013-01-20 07:33:26 +00:00
parent df76b389e0
commit ec98d2ce5e
1 changed files with 15 additions and 13 deletions
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28
include/llvm/IR/IRBuilder.h
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@ -1031,27 +1031,29 @@ public:
}
/// \brief 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,
Value *CreateZExtOrTrunc(Value *V, Type *DestTy,
const Twine &Name = "") {
assert(isa<IntegerType>(V->getType()) &&
assert(V->getType()->isIntOrIntVectorTy() &&
DestTy->isIntOrIntVectorTy() &&
"Can only zero extend/truncate integers!");
IntegerType *IntTy = cast<IntegerType>(V->getType());
if (IntTy->getBitWidth() < DestTy->getBitWidth())
Type *VTy = V->getType();
if (VTy->getScalarSizeInBits() < DestTy->getScalarSizeInBits())
return CreateZExt(V, DestTy, Name);
if (IntTy->getBitWidth() > DestTy->getBitWidth())
if (VTy->getScalarSizeInBits() > DestTy->getScalarSizeInBits())
return CreateTrunc(V, DestTy, Name);
return V;
}
/// \brief 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,
Value *CreateSExtOrTrunc(Value *V, Type *DestTy,
const Twine &Name = "") {
assert(isa<IntegerType>(V->getType()) &&
assert(V->getType()->isIntOrIntVectorTy() &&
DestTy->isIntOrIntVectorTy() &&
"Can only sign extend/truncate integers!");
IntegerType *IntTy = cast<IntegerType>(V->getType());
if (IntTy->getBitWidth() < DestTy->getBitWidth())
Type *VTy = V->getType();
if (VTy->getScalarSizeInBits() < DestTy->getScalarSizeInBits())
return CreateSExt(V, DestTy, Name);
if (IntTy->getBitWidth() > DestTy->getBitWidth())
if (VTy->getScalarSizeInBits() > DestTy->getScalarSizeInBits())
return CreateTrunc(V, DestTy, Name);
return V;
}
@ -1062,10 +1064,10 @@ public:
assert(V->getType()->isFPOrFPVectorTy() &&
DestTy->isFPOrFPVectorTy() &&
"Can only FPExt/FPTrunc floating point types!");
Type *Ty = V->getType();
if (Ty->getScalarSizeInBits() < DestTy->getScalarSizeInBits())
Type *VTy = V->getType();
if (VTy->getScalarSizeInBits() < DestTy->getScalarSizeInBits())
return CreateFPExt(V, DestTy, Name);
if (Ty->getScalarSizeInBits() > DestTy->getScalarSizeInBits())
if (VTy->getScalarSizeInBits() > DestTy->getScalarSizeInBits())
return CreateFPTrunc(V, DestTy, Name);
return V;
}