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| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2010-07-09 20:43:13 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2010-07-09 20:43:13 +0000 |
| commit | 1f32340d95ac480bfc74bcfd00fd5cffbe078652 (patch) | |
| tree | 8ec8bd3b40b8d271273da288899b7e95a68309b4 /include | |
| parent | 9c50e8b89076eacf8eb588449d5425cb9a755e9e (diff) | |
| download | llvm-1f32340d95ac480bfc74bcfd00fd5cffbe078652.tar.gz llvm-1f32340d95ac480bfc74bcfd00fd5cffbe078652.tar.bz2 llvm-1f32340d95ac480bfc74bcfd00fd5cffbe078652.tar.xz | |
Automatically fold COPY instructions into stack load/store.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108012 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include')
| -rw-r--r-- | include/llvm/Target/TargetInstrInfo.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/include/llvm/Target/TargetInstrInfo.h b/include/llvm/Target/TargetInstrInfo.h index 4f3b7ae304..b505d16b57 100644 --- a/include/llvm/Target/TargetInstrInfo.h +++ b/include/llvm/Target/TargetInstrInfo.h @@ -478,9 +478,7 @@ public: /// folding is possible. virtual bool canFoldMemoryOperand(const MachineInstr *MI, - const SmallVectorImpl<unsigned> &Ops) const { - return false; - } + const SmallVectorImpl<unsigned> &Ops) const =0; /// unfoldMemoryOperand - Separate a single instruction which folded a load or /// a store or a load and a store into two or more instruction. If this is @@ -643,6 +641,8 @@ public: bool NewMI = false) const; virtual bool findCommutedOpIndices(MachineInstr *MI, unsigned &SrcOpIdx1, unsigned &SrcOpIdx2) const; + virtual bool canFoldMemoryOperand(const MachineInstr *MI, + const SmallVectorImpl<unsigned> &Ops) const; virtual bool PredicateInstruction(MachineInstr *MI, const SmallVectorImpl<MachineOperand> &Pred) const; virtual void reMaterialize(MachineBasicBlock &MBB, |