From c59a2d0529e289400ad57a8ae25c11272f07a13d Mon Sep 17 00:00:00 2001 From: Lang Hames Date: Wed, 2 Apr 2014 23:57:49 +0000 Subject: [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 --- llvm/lib/Target/X86/X86InstrInfo.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'llvm/lib/Target/X86/X86InstrInfo.h') 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, -- cgit v1.2.3