Reserve number of MI operands to accom,odate complex patterns.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153125 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/PseudoLoweringEmitter.cpp b/utils/TableGen/PseudoLoweringEmitter.cpp
index d3e2389..802d112 100644
--- a/utils/TableGen/PseudoLoweringEmitter.cpp
+++ b/utils/TableGen/PseudoLoweringEmitter.cpp
@@ -100,8 +100,11 @@
throw TGError(Rec->getLoc(), "Pseudo result '" + Operator->getName() +
"' operand count mismatch");
+ unsigned NumMIOperands = 0;
+ for (unsigned i = 0, e = Insn.Operands.size(); i != e; ++i)
+ NumMIOperands += Insn.Operands[i].MINumOperands;
IndexedMap<OpData> OperandMap;
- OperandMap.grow(Insn.Operands.size());
+ OperandMap.grow(NumMIOperands);
addDagOperandMapping(Rec, Dag, Insn, OperandMap, 0);