diff options
Diffstat (limited to 'lib/Target/X86/X86ISelLowering.cpp')
| -rw-r--r-- | lib/Target/X86/X86ISelLowering.cpp | 15 |
1 files changed, 5 insertions, 10 deletions
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp index b3c4886289..d10f4ec2f9 100644 --- a/lib/Target/X86/X86ISelLowering.cpp +++ b/lib/Target/X86/X86ISelLowering.cpp @@ -9087,8 +9087,7 @@ static SDValue PerformSELECTCombine(SDNode *N, SelectionDAG &DAG, // Converting this to a min would handle NaNs incorrectly, and swapping // the operands would cause it to handle comparisons between positive // and negative zero incorrectly. - if (!FiniteOnlyFPMath() && - (!DAG.isKnownNeverNaN(LHS) || !DAG.isKnownNeverNaN(RHS))) { + if (!DAG.isKnownNeverNaN(LHS) || !DAG.isKnownNeverNaN(RHS)) { if (!UnsafeFPMath && !(DAG.isKnownNeverZero(LHS) || DAG.isKnownNeverZero(RHS))) break; @@ -9126,8 +9125,7 @@ static SDValue PerformSELECTCombine(SDNode *N, SelectionDAG &DAG, // Converting this to a max would handle NaNs incorrectly, and swapping // the operands would cause it to handle comparisons between positive // and negative zero incorrectly. - if (!FiniteOnlyFPMath() && - (!DAG.isKnownNeverNaN(LHS) || !DAG.isKnownNeverNaN(RHS))) { + if (!DAG.isKnownNeverNaN(LHS) || !DAG.isKnownNeverNaN(RHS)) { if (!UnsafeFPMath && !(DAG.isKnownNeverZero(LHS) || DAG.isKnownNeverZero(RHS))) break; @@ -9156,8 +9154,7 @@ static SDValue PerformSELECTCombine(SDNode *N, SelectionDAG &DAG, // cause it to handle NaNs incorrectly. if (!UnsafeFPMath && !(DAG.isKnownNeverZero(LHS) || DAG.isKnownNeverZero(RHS))) { - if (!FiniteOnlyFPMath() && - (!DAG.isKnownNeverNaN(LHS) || !DAG.isKnownNeverNaN(RHS))) + if (!DAG.isKnownNeverNaN(LHS) || !DAG.isKnownNeverNaN(RHS)) break; std::swap(LHS, RHS); } @@ -9182,8 +9179,7 @@ static SDValue PerformSELECTCombine(SDNode *N, SelectionDAG &DAG, case ISD::SETULT: // Converting this to a max would handle NaNs incorrectly. - if (!FiniteOnlyFPMath() && - (!DAG.isKnownNeverNaN(LHS) || !DAG.isKnownNeverNaN(RHS))) + if (!DAG.isKnownNeverNaN(LHS) || !DAG.isKnownNeverNaN(RHS)) break; Opcode = X86ISD::FMAX; break; @@ -9193,8 +9189,7 @@ static SDValue PerformSELECTCombine(SDNode *N, SelectionDAG &DAG, // cause it to handle NaNs incorrectly. if (!UnsafeFPMath && !DAG.isKnownNeverZero(LHS) && !DAG.isKnownNeverZero(RHS)) { - if (!FiniteOnlyFPMath() && - (!DAG.isKnownNeverNaN(LHS) || !DAG.isKnownNeverNaN(RHS))) + if (!DAG.isKnownNeverNaN(LHS) || !DAG.isKnownNeverNaN(RHS)) break; std::swap(LHS, RHS); } |