diff options
Diffstat (limited to 'llvm/lib/Target/X86/X86FloatingPoint.cpp')
| -rw-r--r-- | llvm/lib/Target/X86/X86FloatingPoint.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86FloatingPoint.cpp b/llvm/lib/Target/X86/X86FloatingPoint.cpp index 13bbd6ccfce45..e6ee469575005 100644 --- a/llvm/lib/Target/X86/X86FloatingPoint.cpp +++ b/llvm/lib/Target/X86/X86FloatingPoint.cpp @@ -1364,6 +1364,9 @@ void FPS::handleTwoArgFP(MachineBasicBlock::iterator &I) { MBB->remove(&*I++); I = BuildMI(*MBB, I, dl, TII->get(Opcode)).addReg(getSTReg(NotTOS)); + if (!MI.mayRaiseFPException()) + I->setFlag(MachineInstr::MIFlag::NoFPExcept); + // If both operands are killed, pop one off of the stack in addition to // overwriting the other one. if (KillsOp0 && KillsOp1 && Op0 != Op1) { |