diff options
| -rw-r--r-- | lib/Target/X86/X86InstrInfo.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/Target/X86/X86InstrInfo.cpp b/lib/Target/X86/X86InstrInfo.cpp index c19628b81b..c275418ddd 100644 --- a/lib/Target/X86/X86InstrInfo.cpp +++ b/lib/Target/X86/X86InstrInfo.cpp @@ -819,11 +819,12 @@ X86InstrInfo::isReallyTriviallyReMaterializable(const MachineInstr *MI) const { case X86::LEA32r: case X86::LEA64r: { - if (MI->getOperand(1).isRegister() && - MI->getOperand(2).isImmediate() && + if (MI->getOperand(2).isImmediate() && MI->getOperand(3).isRegister() && MI->getOperand(3).getReg() == 0 && !MI->getOperand(4).isRegister()) { // lea fi#, lea GV, etc. are all rematerializable. + if (!MI->getOperand(1).isRegister()) + return true; unsigned BaseReg = MI->getOperand(1).getReg(); if (BaseReg == 0) return true; |