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| author | Bill Wendling <isanbard@gmail.com> | 2011-10-06 21:51:21 +0000 |
|---|---|---|
| committer | Bill Wendling <isanbard@gmail.com> | 2011-10-06 21:51:21 +0000 |
| commit | 31d973cde647c6837976fdbe2d4c809276d5ead6 (patch) | |
| tree | a1c099ddc62cf7857597d3e299a2369d81f28b75 /llvm/lib/Target | |
| parent | 4887469138d6cff7816aadd5724f397bda2981ec (diff) | |
| download | bcm5719-llvm-31d973cde647c6837976fdbe2d4c809276d5ead6.tar.gz bcm5719-llvm-31d973cde647c6837976fdbe2d4c809276d5ead6.zip | |
Use a thumb ORR instead of thumb2 ORR when in thumb-only mode. (Picky! Picky!)
Place the immediate to OR into a register so that it works.
llvm-svn: 141319
Diffstat (limited to 'llvm/lib/Target')
| -rw-r--r-- | llvm/lib/Target/ARM/ARMISelLowering.cpp | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/llvm/lib/Target/ARM/ARMISelLowering.cpp b/llvm/lib/Target/ARM/ARMISelLowering.cpp index 84aa7df7dde..5147e432459 100644 --- a/llvm/lib/Target/ARM/ARMISelLowering.cpp +++ b/llvm/lib/Target/ARM/ARMISelLowering.cpp @@ -5613,7 +5613,8 @@ EmitSjLjDispatchBlock(MachineInstr *MI, MachineBasicBlock *MBB) const { // Incoming value: jbuf // ldr.n r1, LCPI1_4 // add r1, pc - // orr r1, r1, #1 + // mov r2, #1 + // orrs r1, r2 // add r2, $jbuf, #+4 ; &jbuf[1] // str r1, [r2] unsigned NewVReg1 = MRI->createVirtualRegister(TRC); @@ -5626,17 +5627,21 @@ EmitSjLjDispatchBlock(MachineInstr *MI, MachineBasicBlock *MBB) const { .addImm(PCLabelId); // Set the low bit because of thumb mode. unsigned NewVReg3 = MRI->createVirtualRegister(TRC); - AddDefaultCC( - AddDefaultPred(BuildMI(*MBB, MI, dl, TII->get(ARM::t2ORRri), NewVReg3) - .addReg(NewVReg2, RegState::Kill) - .addImm(0x01))); + AddDefaultPred(BuildMI(*MBB, MI, dl, TII->get(ARM::tMOVi8), NewVReg3) + .addReg(ARM::CPSR, RegState::Define) + .addImm(1)); unsigned NewVReg4 = MRI->createVirtualRegister(TRC); - AddDefaultPred(BuildMI(*MBB, MI, dl, TII->get(ARM::tADDrSPi), NewVReg4) + AddDefaultPred(BuildMI(*MBB, MI, dl, TII->get(ARM::tORR), NewVReg4) + .addReg(ARM::CPSR, RegState::Define) + .addReg(NewVReg2, RegState::Kill) + .addReg(NewVReg3, RegState::Kill)); + unsigned NewVReg5 = MRI->createVirtualRegister(TRC); + AddDefaultPred(BuildMI(*MBB, MI, dl, TII->get(ARM::tADDrSPi), NewVReg5) .addFrameIndex(FI) .addImm(36)); // &jbuf[1] :: pc AddDefaultPred(BuildMI(*MBB, MI, dl, TII->get(ARM::tSTRi)) - .addReg(NewVReg3, RegState::Kill) .addReg(NewVReg4, RegState::Kill) + .addReg(NewVReg5, RegState::Kill) .addImm(0) .addMemOperand(FIMMO)); } else { |
