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-rw-r--r--llvm/lib/CodeGen/InlineSpiller.cpp9
1 files changed, 2 insertions, 7 deletions
diff --git a/llvm/lib/CodeGen/InlineSpiller.cpp b/llvm/lib/CodeGen/InlineSpiller.cpp
index df889f76412..631b42c7348 100644
--- a/llvm/lib/CodeGen/InlineSpiller.cpp
+++ b/llvm/lib/CodeGen/InlineSpiller.cpp
@@ -1142,13 +1142,8 @@ foldMemoryOperand(ArrayRef<std::pair<MachineInstr*, unsigned> > Ops,
continue;
// FoldMI does not define this physreg. Remove the LI segment.
assert(MO->isDead() && "Cannot fold physreg def");
- for (MCRegUnitIterator Units(Reg, &TRI); Units.isValid(); ++Units) {
- if (LiveRange *LR = LIS.getCachedRegUnit(*Units)) {
- SlotIndex Idx = LIS.getInstructionIndex(MI).getRegSlot();
- if (VNInfo *VNI = LR->getVNInfoAt(Idx))
- LR->removeValNo(VNI);
- }
- }
+ SlotIndex Idx = LIS.getInstructionIndex(MI).getRegSlot();
+ LIS.removePhysRegDefAt(Reg, Idx);
}
LIS.ReplaceMachineInstrInMaps(MI, FoldMI);
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