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Simplify and rename function overrideFunctionAttributes. NFC.

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This is in preparation to making changes needed to stop resetting
NoFramePointerElim in resetTargetOptions.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@238079 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Akira Hatanaka
2015-05-23 01:12:26 +00:00
parent 4ea4cb3197
commit c17da7166d
7 changed files with 29 additions and 31 deletions
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20
lib/CodeGen/TargetOptionsImpl.cpp
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@ -51,3 +51,23 @@ bool TargetOptions::HonorSignDependentRoundingFPMath() const {
StringRef TargetOptions::getTrapFunctionName() const {
return TrapFuncName;
}
void llvm::setFunctionAttributes(StringRef CPU, StringRef Features, Module &M) {
for (auto &F : M) {
auto &Ctx = F.getContext();
AttributeSet Attrs = F.getAttributes(), NewAttrs;
if (!CPU.empty())
NewAttrs = NewAttrs.addAttribute(Ctx, AttributeSet::FunctionIndex,
"target-cpu", CPU);
if (!Features.empty())
NewAttrs = NewAttrs.addAttribute(Ctx, AttributeSet::FunctionIndex,
"target-features", Features);
// Let NewAttrs override Attrs.
NewAttrs = Attrs.addAttributes(Ctx, AttributeSet::FunctionIndex, NewAttrs);
F.setAttributes(NewAttrs);
}
}