diff options
Diffstat (limited to 'llvm/lib/Target/X86/InstSelectSimple.cpp')
| -rw-r--r-- | llvm/lib/Target/X86/InstSelectSimple.cpp | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/llvm/lib/Target/X86/InstSelectSimple.cpp b/llvm/lib/Target/X86/InstSelectSimple.cpp index 5135385ddff..fd4c44f99e0 100644 --- a/llvm/lib/Target/X86/InstSelectSimple.cpp +++ b/llvm/lib/Target/X86/InstSelectSimple.cpp @@ -438,10 +438,9 @@ void ISel::copyConstantToRegister(MachineBasicBlock *MBB, BMI(MBB, IP, IntegralOpcodeTab[Class], 1, R).addZImm(CI->getRawValue()); } } else if (ConstantFP *CFP = dyn_cast<ConstantFP>(C)) { - double Value = CFP->getValue(); - if (Value == +0.0) + if (CFP->isExactlyValue(+0.0)) BMI(MBB, IP, X86::FLD0, 0, R); - else if (Value == +1.0) + else if (CFP->isExactlyValue(+1.0)) BMI(MBB, IP, X86::FLD1, 0, R); else { // Otherwise we need to spill the constant to memory... @@ -1212,7 +1211,7 @@ void ISel::emitSimpleBinaryOperation(MachineBasicBlock *MBB, // sub 0, X -> neg X if (OperatorClass == 1 && Class != cLong) - if (ConstantInt *CI = dyn_cast<ConstantInt>(Op0)) + if (ConstantInt *CI = dyn_cast<ConstantInt>(Op0)) { if (CI->isNullValue()) { unsigned op1Reg = getReg(Op1, MBB, IP); switch (Class) { @@ -1228,6 +1227,7 @@ void ISel::emitSimpleBinaryOperation(MachineBasicBlock *MBB, return; } } + } if (!isa<ConstantInt>(Op1) || Class == cLong) { static const unsigned OpcodeTab[][4] = { |
