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author | Bill Wendling <isanbard@gmail.com> | 2013-04-05 21:52:40 +0000 |
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committer | Bill Wendling <isanbard@gmail.com> | 2013-04-05 21:52:40 +0000 |
commit | 13bbe1f52e8d57151e2730db49094e1c62a4c793 (patch) | |
tree | c644c0db1f3b93e2cd324aba10133cfe7cbaee05 /lib/CodeGen/TargetOptionsImpl.cpp | |
parent | b6cfeb63f8192724362565567a4cb4aa642baa1d (diff) | |
download | llvm-13bbe1f52e8d57151e2730db49094e1c62a4c793.tar.gz llvm-13bbe1f52e8d57151e2730db49094e1c62a4c793.tar.bz2 llvm-13bbe1f52e8d57151e2730db49094e1c62a4c793.tar.xz |
Use the target options specified on a function to reset the back-end.
During LTO, the target options on functions within the same Module may
change. This would necessitate resetting some of the back-end. Do this for X86,
because it's a Friday afternoon.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178917 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/TargetOptionsImpl.cpp')
-rw-r--r-- | lib/CodeGen/TargetOptionsImpl.cpp | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/lib/CodeGen/TargetOptionsImpl.cpp b/lib/CodeGen/TargetOptionsImpl.cpp index 0f59d0169e..435a5e7e0b 100644 --- a/lib/CodeGen/TargetOptionsImpl.cpp +++ b/lib/CodeGen/TargetOptionsImpl.cpp @@ -50,3 +50,29 @@ StringRef TargetOptions::getTrapFunctionName() const { return TrapFuncName; } +bool TargetOptions::operator==(const TargetOptions &TO) { +#define ARE_EQUAL(X) X == TO.X + return + ARE_EQUAL(UnsafeFPMath) && + ARE_EQUAL(NoInfsFPMath) && + ARE_EQUAL(NoNaNsFPMath) && + ARE_EQUAL(HonorSignDependentRoundingFPMathOption) && + ARE_EQUAL(UseSoftFloat) && + ARE_EQUAL(NoZerosInBSS) && + ARE_EQUAL(JITExceptionHandling) && + ARE_EQUAL(JITEmitDebugInfo) && + ARE_EQUAL(JITEmitDebugInfoToDisk) && + ARE_EQUAL(GuaranteedTailCallOpt) && + ARE_EQUAL(DisableTailCalls) && + ARE_EQUAL(StackAlignmentOverride) && + ARE_EQUAL(RealignStack) && + ARE_EQUAL(SSPBufferSize) && + ARE_EQUAL(EnableFastISel) && + ARE_EQUAL(PositionIndependentExecutable) && + ARE_EQUAL(EnableSegmentedStacks) && + ARE_EQUAL(UseInitArray) && + ARE_EQUAL(TrapFuncName) && + ARE_EQUAL(FloatABIType) && + ARE_EQUAL(AllowFPOpFusion); +#undef ARE_EQUAL +} |