[X86][Haswell][SchedModel] Add architecture specific scheduling models.

[oota-llvm.git] / lib / CodeGen / MachineCombiner.cpp

diff --git a/lib/CodeGen/MachineCombiner.cpp b/lib/CodeGen/MachineCombiner.cpp
index 7cf3506c0a55ae2333de22524ff834802a80ade8..aeb864efa340243c59c5528308894c7f634bbf36 100644 (file)
--- a/lib/CodeGen/MachineCombiner.cpp
+++ b/lib/CodeGen/MachineCombiner.cpp
@@ -273,7 +273,9 @@ bool MachineCombiner::preservesResourceLen(
 
   // Compute current resource length
 
-  ArrayRef<const MachineBasicBlock *> MBBarr(MBB);
+  //ArrayRef<const MachineBasicBlock *> MBBarr(MBB);
+  SmallVector <const MachineBasicBlock *, 1> MBBarr;
+  MBBarr.push_back(MBB);
   unsigned ResLenBeforeCombine = BlockTrace.getResourceLength(MBBarr);
 
   // Deal with SC rather than Instructions.
@@ -378,7 +380,7 @@ bool MachineCombiner::combineInstructions(MachineBasicBlock *MBB) {
             MBB->insert((MachineBasicBlock::iterator) & MI,
                         (MachineInstr *)InstrPtr);
           for (auto *InstrPtr : DelInstrs)
-            InstrPtr->eraseFromParent();
+            InstrPtr->eraseFromParentAndMarkDBGValuesForRemoval();
 
           Changed = true;
           ++NumInstCombined;