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[Constants] simplify get true/false code; NFCI

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llvm-svn: 300424
This commit is contained in:
Sanjay Patel 2017-04-16 17:00:21 +00:00
parent 747cb72755
commit c12fc4ce2d
1 changed files with 10 additions and 18 deletions
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28
lib/IR/Constants.cpp
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@ -518,27 +518,19 @@ ConstantInt *ConstantInt::getFalse(LLVMContext &Context) {
}
Constant *ConstantInt::getTrue(Type *Ty) {
VectorType *VTy = dyn_cast<VectorType>(Ty);
if (!VTy) {
assert(Ty->isIntegerTy(1) && "True must be i1 or vector of i1.");
return ConstantInt::getTrue(Ty->getContext());
}
assert(VTy->getElementType()->isIntegerTy(1) &&
"True must be vector of i1 or i1.");
return ConstantVector::getSplat(VTy->getNumElements(),
ConstantInt::getTrue(Ty->getContext()));
assert(Ty->getScalarType()->isIntegerTy(1) && "Type not i1 or vector of i1.");
ConstantInt *TrueC = ConstantInt::getTrue(Ty->getContext());
if (auto *VTy = dyn_cast<VectorType>(Ty))
return ConstantVector::getSplat(VTy->getNumElements(), TrueC);
return TrueC;
}
Constant *ConstantInt::getFalse(Type *Ty) {
VectorType *VTy = dyn_cast<VectorType>(Ty);
if (!VTy) {
assert(Ty->isIntegerTy(1) && "False must be i1 or vector of i1.");
return ConstantInt::getFalse(Ty->getContext());
}
assert(VTy->getElementType()->isIntegerTy(1) &&
"False must be vector of i1 or i1.");
return ConstantVector::getSplat(VTy->getNumElements(),
ConstantInt::getFalse(Ty->getContext()));
assert(Ty->getScalarType()->isIntegerTy(1) && "Type not i1 or vector of i1.");
ConstantInt *FalseC = ConstantInt::getFalse(Ty->getContext());
if (auto *VTy = dyn_cast<VectorType>(Ty))
return ConstantVector::getSplat(VTy->getNumElements(), FalseC);
return FalseC;
}
// Get a ConstantInt from an APInt.