diff options
Diffstat (limited to 'lib/Target/X86/X86PeepholeOpt.cpp')
-rw-r--r-- | lib/Target/X86/X86PeepholeOpt.cpp | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/lib/Target/X86/X86PeepholeOpt.cpp b/lib/Target/X86/X86PeepholeOpt.cpp index d0414809f5..9d02cbd69a 100644 --- a/lib/Target/X86/X86PeepholeOpt.cpp +++ b/lib/Target/X86/X86PeepholeOpt.cpp @@ -191,10 +191,17 @@ bool PH::PeepholeOptimize(MachineBasicBlock &MBB, unsigned R0 = MI->getOperand(0).getReg(); unsigned Scale = MI->getOperand(1).getImmedValue(); unsigned R1 = MI->getOperand(2).getReg(); - unsigned Offset = MI->getOperand(3).getImmedValue(); - I = MBB.insert(MBB.erase(I), - BuildMI(Opcode, 5).addReg(R0).addZImm(Scale). - addReg(R1).addSImm(Offset).addZImm((char)Val)); + if (MI->getOperand(3).isImmediate()) { + unsigned Offset = MI->getOperand(3).getImmedValue(); + I = MBB.insert(MBB.erase(I), + BuildMI(Opcode, 5).addReg(R0).addZImm(Scale). + addReg(R1).addSImm(Offset).addZImm((char)Val)); + } else if (MI->getOperand(3).isGlobalAddress()) { + GlobalValue *GA = MI->getOperand(3).getGlobal(); + I = MBB.insert(MBB.erase(I), + BuildMI(Opcode, 5).addReg(R0).addZImm(Scale). + addReg(R1).addGlobalAddress(GA).addZImm((char)Val)); + } return true; } } |