For inline asm output operand that matches an input. Encode the input operand index in the high bits.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@67387 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
index fd08ee6..888eeda 100644
--- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
@@ -1974,7 +1974,8 @@
 
     bool HasInFlag = Ops.back().getValueType() == MVT::Flag;
     for (unsigned i = 2, e = Ops.size()-HasInFlag; i < e; ) {
-      unsigned NumVals = cast<ConstantSDNode>(Ops[i])->getZExtValue() >> 3;
+      unsigned NumVals = InlineAsm::
+        getNumOperandRegisters(cast<ConstantSDNode>(Ops[i])->getZExtValue());
       for (++i; NumVals; ++i, --NumVals) {
         SDValue Op = LegalizeOp(Ops[i]);
         if (Op != Ops[i]) {