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| author | Lang Hames <lhames@gmail.com> | 2014-04-02 23:57:49 +0000 |
|---|---|---|
| committer | Lang Hames <lhames@gmail.com> | 2014-04-02 23:57:49 +0000 |
| commit | c59a2d0529e289400ad57a8ae25c11272f07a13d (patch) | |
| tree | 77c823c1f4d636785a3dab5b0dcc8e7e9f8ebe64 /llvm/lib/Target/X86/X86InstrInfo.h | |
| parent | 987cbaa09b0f93ae5765947ed5c99e84a8936941 (diff) | |
| download | bcm5719-llvm-c59a2d0529e289400ad57a8ae25c11272f07a13d.tar.gz bcm5719-llvm-c59a2d0529e289400ad57a8ae25c11272f07a13d.zip | |
[X86] As per suggestion from Craig Topper and Hal Finkel, override
TargetInstrInfo::findCommutedOpIndices to enable VFMA*231 commutation, rather
than abusing commuteInstruction.
Thanks very much for the suggestion guys!
llvm-svn: 205489
Diffstat (limited to 'llvm/lib/Target/X86/X86InstrInfo.h')
| -rw-r--r-- | llvm/lib/Target/X86/X86InstrInfo.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86InstrInfo.h b/llvm/lib/Target/X86/X86InstrInfo.h index 9eaf6c1591e..156291e78b0 100644 --- a/llvm/lib/Target/X86/X86InstrInfo.h +++ b/llvm/lib/Target/X86/X86InstrInfo.h @@ -229,6 +229,9 @@ public: /// MachineInstr *commuteInstruction(MachineInstr *MI, bool NewMI) const override; + bool findCommutedOpIndices(MachineInstr *MI, unsigned &SrcOpIdx1, + unsigned &SrcOpIdx2) const override; + // Branch analysis. bool isUnpredicatedTerminator(const MachineInstr* MI) const override; bool AnalyzeBranch(MachineBasicBlock &MBB, MachineBasicBlock *&TBB, |
