diff options
Diffstat (limited to 'lib/CodeGen/LiveIntervalAnalysis.cpp')
| -rw-r--r-- | lib/CodeGen/LiveIntervalAnalysis.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/CodeGen/LiveIntervalAnalysis.cpp b/lib/CodeGen/LiveIntervalAnalysis.cpp index 716c370110..00ba2e770b 100644 --- a/lib/CodeGen/LiveIntervalAnalysis.cpp +++ b/lib/CodeGen/LiveIntervalAnalysis.cpp @@ -764,6 +764,9 @@ bool LiveIntervals::tryFoldMemoryOperand(MachineInstr* &MI, MachineInstr *fmi = isSS ? tii_->foldMemoryOperand(*mf_, MI, FoldOps, Slot) : tii_->foldMemoryOperand(*mf_, MI, FoldOps, DefMI); if (fmi) { + // Remember this instruction uses the spill slot. + if (isSS) vrm.addSpillSlotUse(Slot, fmi); + // Attempt to fold the memory reference into the instruction. If // we can do this, we don't need to insert spill code. if (lv_) |