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Enable optimization of sin / cos pair into call to __sincos_stret for iOS7+.

Browse Source 
rdar://12856873
Patch by Evan Cheng, with a fix for rdar://13209539 by Tilmann Scheller

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@193942 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bob Wilson
2013-11-03 06:14:38 +00:00
parent 11cecbe1a0
commit cb01efb798
5 changed files with 125 additions and 0 deletions
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5
lib/Target/ARM/ARMSubtarget.cpp
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@ -281,6 +281,11 @@ unsigned ARMSubtarget::getMispredictionPenalty() const {
return SchedModel->MispredictPenalty;
}
bool ARMSubtarget::hasSinCos() const {
return getTargetTriple().getOS() == Triple::IOS &&
!getTargetTriple().isOSVersionLT(7, 0);
}
bool ARMSubtarget::enablePostRAScheduler(
CodeGenOpt::Level OptLevel,
TargetSubtargetInfo::AntiDepBreakMode& Mode,