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[ARM] Simplify constructing the ARMArchFeature string. NFC.

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Differential Revision: https://reviews.llvm.org/D44819

llvm-svn: 328478
This commit is contained in:
Martin Storsjo 2018-03-26 08:41:10 +00:00
parent ca6bcb9fbf
commit 52b3c8b82c
1 changed files with 9 additions and 12 deletions
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21
lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp
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@ -140,24 +140,21 @@ std::string ARM_MC::ParseARMTriple(const Triple &TT, StringRef CPU) {
ARMArchFeature = (ARMArchFeature + "+" + ARM::getArchName(ArchID)).str();
if (TT.isThumb()) {
if (ARMArchFeature.empty())
ARMArchFeature = "+thumb-mode,+v4t";
else
ARMArchFeature += ",+thumb-mode,+v4t";
if (!ARMArchFeature.empty())
ARMArchFeature += ",";
ARMArchFeature += "+thumb-mode,+v4t";
}
if (TT.isOSNaCl()) {
if (ARMArchFeature.empty())
ARMArchFeature = "+nacl-trap";
else
ARMArchFeature += ",+nacl-trap";
if (!ARMArchFeature.empty())
ARMArchFeature += ",";
ARMArchFeature += "+nacl-trap";
}
if (TT.isOSWindows()) {
if (ARMArchFeature.empty())
ARMArchFeature = "+noarm";
else
ARMArchFeature += ",+noarm";
if (!ARMArchFeature.empty())
ARMArchFeature += ",";
ARMArchFeature += "+noarm";
}
return ARMArchFeature;