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| author | Owen Anderson <resistor@mac.com> | 2010-10-01 20:28:06 +0000 |
|---|---|---|
| committer | Owen Anderson <resistor@mac.com> | 2010-10-01 20:28:06 +0000 |
| commit | aa9f0a57d03b1eef5a58c48b05f6657d2a5a0d0a (patch) | |
| tree | 87966bd3faa5816c8f15a550fc50ad7424e5d3dc /lib/Target/ARM/Thumb2InstrInfo.h | |
| parent | 7267e14327b269bd15dd9cc8083f68bef577b585 (diff) | |
| download | llvm-aa9f0a57d03b1eef5a58c48b05f6657d2a5a0d0a.tar.gz llvm-aa9f0a57d03b1eef5a58c48b05f6657d2a5a0d0a.tar.bz2 llvm-aa9f0a57d03b1eef5a58c48b05f6657d2a5a0d0a.tar.xz | |
Provide an option to restore old-style if-conversion heuristics for Thumb2.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@115339 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/ARM/Thumb2InstrInfo.h')
| -rw-r--r-- | lib/Target/ARM/Thumb2InstrInfo.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/Target/ARM/Thumb2InstrInfo.h b/lib/Target/ARM/Thumb2InstrInfo.h index 9ed7eea7e2..f9b1f32e62 100644 --- a/lib/Target/ARM/Thumb2InstrInfo.h +++ b/lib/Target/ARM/Thumb2InstrInfo.h @@ -38,6 +38,12 @@ public: bool isLegalToSplitMBBAt(MachineBasicBlock &MBB, MachineBasicBlock::iterator MBBI) const; + bool isProfitableToIfCvt(MachineBasicBlock &MBB, unsigned NumInstrs, + float Prediction) const; + bool isProfitableToIfCvt(MachineBasicBlock &TMBB, unsigned NumTInstrs, + MachineBasicBlock &FMBB, unsigned NumFInstrs, + float Prediction) const; + void copyPhysReg(MachineBasicBlock &MBB, MachineBasicBlock::iterator I, DebugLoc DL, unsigned DestReg, unsigned SrcReg, |