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Have the bitcode reader/writer just use FPMathOperator's fast math enum directly

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@169710 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Michael Ilseman
2012-12-09 20:23:16 +00:00
parent b48fdbc811
commit 855d0255d0
3 changed files with 10 additions and 20 deletions
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10
include/llvm/Bitcode/LLVMBitCodes.h
View File

@ -242,16 +242,6 @@ namespace bitc {
PEO_EXACT = 0 PEO_EXACT = 0
}; };
/// Flags for serializing FPMathOperator's
/// SubclassOptionalData contents.
enum FastMathFlags {
FMF_UNSAFE_ALGEBRA = 0,
FMF_NO_NANS = 1,
FMF_NO_INFS = 2,
FMF_NO_SIGNED_ZEROS = 3,
FMF_ALLOW_RECIPROCAL = 4
};
/// Encoded AtomicOrdering values. /// Encoded AtomicOrdering values.
enum AtomicOrderingCodes { enum AtomicOrderingCodes {
ORDERING_NOTATOMIC = 0, ORDERING_NOTATOMIC = 0,

10
lib/Bitcode/Reader/BitcodeReader.cpp
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@ -2048,15 +2048,15 @@ bool BitcodeReader::ParseFunctionBody(Function *F) {
} else if (isa<FPMathOperator>(I)) { } else if (isa<FPMathOperator>(I)) {
FastMathFlags FMF; FastMathFlags FMF;
FMF.UnsafeAlgebra = FMF.UnsafeAlgebra =
0 != (Record[OpNum] & (1 << bitc::FMF_UNSAFE_ALGEBRA)); 0 != (Record[OpNum] & FPMathOperator::UnsafeAlgebra);
FMF.NoNaNs = FMF.NoNaNs =
0 != (Record[OpNum] & (1 << bitc::FMF_NO_NANS)); 0 != (Record[OpNum] & FPMathOperator::NoNaNs);
FMF.NoInfs = FMF.NoInfs =
0 != (Record[OpNum] & (1 << bitc::FMF_NO_INFS)); 0 != (Record[OpNum] & FPMathOperator::NoInfs);
FMF.NoSignedZeros = FMF.NoSignedZeros =
0 != (Record[OpNum] & (1 << bitc::FMF_NO_SIGNED_ZEROS)); 0 != (Record[OpNum] & FPMathOperator::NoSignedZeros);
FMF.AllowReciprocal = FMF.AllowReciprocal =
0 != (Record[OpNum] & (1 << bitc::FMF_ALLOW_RECIPROCAL)); 0 != (Record[OpNum] & FPMathOperator::AllowReciprocal);
if (FMF.any()) if (FMF.any())
I->setFastMathFlags(FMF); I->setFastMathFlags(FMF);
} }

10
lib/Bitcode/Writer/BitcodeWriter.cpp
View File

@ -552,15 +552,15 @@ static uint64_t GetOptimizationFlags(const Value *V) {
} else if (const FPMathOperator *FPMO = } else if (const FPMathOperator *FPMO =
dyn_cast<const FPMathOperator>(V)) { dyn_cast<const FPMathOperator>(V)) {
if (FPMO->hasUnsafeAlgebra()) if (FPMO->hasUnsafeAlgebra())
Flags |= 1 << bitc::FMF_UNSAFE_ALGEBRA; Flags |= FPMathOperator::UnsafeAlgebra;
if (FPMO->hasNoNaNs()) if (FPMO->hasNoNaNs())
Flags |= 1 << bitc::FMF_NO_NANS; Flags |= FPMathOperator::NoNaNs;
if (FPMO->hasNoInfs()) if (FPMO->hasNoInfs())
Flags |= 1 << bitc::FMF_NO_INFS; Flags |= FPMathOperator::NoInfs;
if (FPMO->hasNoSignedZeros()) if (FPMO->hasNoSignedZeros())
Flags |= 1 << bitc::FMF_NO_SIGNED_ZEROS; Flags |= FPMathOperator::NoSignedZeros;
if (FPMO->hasAllowReciprocal()) if (FPMO->hasAllowReciprocal())
Flags |= 1 << bitc::FMF_ALLOW_RECIPROCAL; Flags |= FPMathOperator::AllowReciprocal;
} }
return Flags; return Flags;