diff options
| -rw-r--r-- | lib/Target/ARM/ARMBaseInstrInfo.cpp | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/lib/Target/ARM/ARMBaseInstrInfo.cpp b/lib/Target/ARM/ARMBaseInstrInfo.cpp index 7b35a06b94..ae84da8af2 100644 --- a/lib/Target/ARM/ARMBaseInstrInfo.cpp +++ b/lib/Target/ARM/ARMBaseInstrInfo.cpp @@ -704,6 +704,11 @@ storeRegToStackSlot(MachineBasicBlock &MBB, MachineBasicBlock::iterator I, MFI.getObjectSize(FI), Align); + // tGPR is used sometimes in ARM instructions that need to avoid using + // certain registers. Just treat it as GPR here. + if (RC == ARM::tGPRRegisterClass) + RC = ARM::GPRRegisterClass; + if (RC == ARM::GPRRegisterClass) { AddDefaultPred(BuildMI(MBB, I, DL, get(ARM::STR)) .addReg(SrcReg, getKillRegState(isKill)) @@ -752,6 +757,11 @@ loadRegFromStackSlot(MachineBasicBlock &MBB, MachineBasicBlock::iterator I, MFI.getObjectSize(FI), Align); + // tGPR is used sometimes in ARM instructions that need to avoid using + // certain registers. Just treat it as GPR here. + if (RC == ARM::tGPRRegisterClass) + RC = ARM::GPRRegisterClass; + if (RC == ARM::GPRRegisterClass) { AddDefaultPred(BuildMI(MBB, I, DL, get(ARM::LDR), DestReg) .addFrameIndex(FI).addReg(0).addImm(0).addMemOperand(MMO)); |