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Make sure stack link is set in 64-bit. 

llvm-svn: 31690
This commit is contained in:
Jim Laskey 2006-11-11 22:22:07 +00:00
parent a3262ee8ec
commit 1dfc6110ff
1 changed files with 9 additions and 3 deletions
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6
llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp
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@ -396,9 +396,15 @@ eliminateCallFramePseudoInstr(MachineFunction &MF, MachineBasicBlock &MBB,
// Replace the pseudo instruction with a new instruction...
if (Old->getOpcode() == PPC::ADJCALLSTACKDOWN) {
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);