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Fix a regression from r138445. If we're loading from the frame/base pointer

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the tADDrSPi instruction can't be used.  Make sure we're updating the opcode
to tADDi3 in all cases.
rdar://10254707

llvm-svn: 141523
This commit is contained in:
Chad Rosier 2011-10-10 01:03:35 +00:00
parent ce14c646cd
commit 2fc181986a
1 changed files with 1 additions and 0 deletions
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lib/Target/ARM/Thumb1RegisterInfo.cpp
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@ -454,6 +454,7 @@ rewriteFrameIndex(MachineBasicBlock::iterator II, unsigned FrameRegIdx,
// r0 = add sp, 255*4
// r0 = add r0, (imm - 255*4)
if (Opcode == ARM::tADDi3) {
MI.setDesc(TII.get(Opcode));
removeOperands(MI, FrameRegIdx);
MachineInstrBuilder MIB(&MI);
AddDefaultPred(AddDefaultT1CC(MIB).addReg(FrameReg).addImm(Mask));