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| author | Bob Wilson <bob.wilson@apple.com> | 2010-04-26 23:20:08 +0000 |
|---|---|---|
| committer | Bob Wilson <bob.wilson@apple.com> | 2010-04-26 23:20:08 +0000 |
| commit | 5dfa87ecc6a8b94096869ca0558c5437006d13b3 (patch) | |
| tree | c9daa2769c79df9ddeb54e6698065189ee469f03 /lib/Target/ARM | |
| parent | cc7354e9936595fd2654e1690310fcdc5ef10971 (diff) | |
| download | external_llvm-5dfa87ecc6a8b94096869ca0558c5437006d13b3.zip external_llvm-5dfa87ecc6a8b94096869ca0558c5437006d13b3.tar.gz external_llvm-5dfa87ecc6a8b94096869ca0558c5437006d13b3.tar.bz2 | |
Handle register-to-register copies within the tGPR class.
Radar 7896289
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@102396 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/ARM')
| -rw-r--r-- | lib/Target/ARM/Thumb2InstrInfo.cpp | 28 |
1 files changed, 16 insertions, 12 deletions
diff --git a/lib/Target/ARM/Thumb2InstrInfo.cpp b/lib/Target/ARM/Thumb2InstrInfo.cpp index de46056..b143bd9 100644 --- a/lib/Target/ARM/Thumb2InstrInfo.cpp +++ b/lib/Target/ARM/Thumb2InstrInfo.cpp @@ -44,18 +44,22 @@ Thumb2InstrInfo::copyRegToReg(MachineBasicBlock &MBB, DebugLoc DL; if (I != MBB.end()) DL = I->getDebugLoc(); - if (DestRC == ARM::GPRRegisterClass && - SrcRC == ARM::GPRRegisterClass) { - BuildMI(MBB, I, DL, get(ARM::tMOVgpr2gpr), DestReg).addReg(SrcReg); - return true; - } else if (DestRC == ARM::GPRRegisterClass && - SrcRC == ARM::tGPRRegisterClass) { - BuildMI(MBB, I, DL, get(ARM::tMOVtgpr2gpr), DestReg).addReg(SrcReg); - return true; - } else if (DestRC == ARM::tGPRRegisterClass && - SrcRC == ARM::GPRRegisterClass) { - BuildMI(MBB, I, DL, get(ARM::tMOVgpr2tgpr), DestReg).addReg(SrcReg); - return true; + if (DestRC == ARM::GPRRegisterClass) { + if (SrcRC == ARM::GPRRegisterClass) { + BuildMI(MBB, I, DL, get(ARM::tMOVgpr2gpr), DestReg).addReg(SrcReg); + return true; + } else if (SrcRC == ARM::tGPRRegisterClass) { + BuildMI(MBB, I, DL, get(ARM::tMOVtgpr2gpr), DestReg).addReg(SrcReg); + return true; + } + } else if (DestRC == ARM::tGPRRegisterClass) { + if (SrcRC == ARM::GPRRegisterClass) { + BuildMI(MBB, I, DL, get(ARM::tMOVgpr2tgpr), DestReg).addReg(SrcReg); + return true; + } else if (SrcRC == ARM::tGPRRegisterClass) { + BuildMI(MBB, I, DL, get(ARM::tMOVr), DestReg).addReg(SrcReg); + return true; + } } // Handle SPR, DPR, and QPR copies. |