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| author | Evan Cheng <evan.cheng@apple.com> | 2010-06-09 19:26:01 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2010-06-09 19:26:01 +0000 |
| commit | 68fc2daf8fa446be04d2ed2b3cbb1b00c382458f (patch) | |
| tree | 3e12cca4516e458f6afad39bf57dd77f0e54a7d5 /lib/Target/ARM/Thumb2InstrInfo.h | |
| parent | d64ba3ee62cc854218d9b76b9420493d82313d06 (diff) | |
| download | external_llvm-68fc2daf8fa446be04d2ed2b3cbb1b00c382458f.zip external_llvm-68fc2daf8fa446be04d2ed2b3cbb1b00c382458f.tar.gz external_llvm-68fc2daf8fa446be04d2ed2b3cbb1b00c382458f.tar.bz2 | |
Allow target to place 2-address pass inserted copies in better spots. Thumb2 will use this to try to avoid breaking up IT blocks.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@105745 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/ARM/Thumb2InstrInfo.h')
| -rw-r--r-- | lib/Target/ARM/Thumb2InstrInfo.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/Target/ARM/Thumb2InstrInfo.h b/lib/Target/ARM/Thumb2InstrInfo.h index 2948770..3f233c4 100644 --- a/lib/Target/ARM/Thumb2InstrInfo.h +++ b/lib/Target/ARM/Thumb2InstrInfo.h @@ -50,6 +50,11 @@ public: const TargetRegisterClass *RC, const TargetRegisterInfo *TRI) const; + /// scheduleTwoAddrSource - Schedule the copy / re-mat of the source of the + /// two-addrss instruction inserted by two-address pass. + void scheduleTwoAddrSource(MachineInstr *SrcMI, MachineInstr *UseMI, + const TargetRegisterInfo &TRI) const; + /// getRegisterInfo - TargetInstrInfo is a superset of MRegister info. As /// such, whenever a client has an instance of instruction info, it should /// always be able to get register info as well (through this method). |