diff options
Diffstat (limited to 'lib/Target/PowerPC/PPCRegisterInfo.cpp')
| -rw-r--r-- | lib/Target/PowerPC/PPCRegisterInfo.cpp | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/lib/Target/PowerPC/PPCRegisterInfo.cpp b/lib/Target/PowerPC/PPCRegisterInfo.cpp index 3e79d04f65..062eda9568 100644 --- a/lib/Target/PowerPC/PPCRegisterInfo.cpp +++ b/lib/Target/PowerPC/PPCRegisterInfo.cpp @@ -396,9 +396,15 @@ eliminateCallFramePseudoInstr(MachineFunction &MF, MachineBasicBlock &MBB, // Replace the pseudo instruction with a new instruction... if (Old->getOpcode() == PPC::ADJCALLSTACKDOWN) { - BuildMI(MBB, I, PPC::LWZ, 2, PPC::R0).addImm(0).addReg(PPC::R31); - BuildMI(MBB, I, PPC::STWU, 3) - .addReg(PPC::R0).addImm(-Amount).addReg(PPC::R1); + if (!Subtarget.isPPC64()) { + BuildMI(MBB, I, PPC::LWZ, 2, PPC::R0).addImm(0).addReg(PPC::R31); + BuildMI(MBB, I, PPC::STWU, 3) + .addReg(PPC::R0).addImm(-Amount).addReg(PPC::R1); + } else { + BuildMI(MBB, I, PPC::LD, 2, PPC::X0).addImm(0).addReg(PPC::X31); + BuildMI(MBB, I, PPC::STDU, 3) + .addReg(PPC::X0).addImm(-Amount/4).addReg(PPC::X1); + } } else { assert(Old->getOpcode() == PPC::ADJCALLSTACKUP); BuildMI(MBB, I, PPC::ADDI, 2, PPC::R1).addReg(PPC::R1).addImm(Amount); |