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/SelectionDAGISel.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
index fd2eb06..fdabd4c 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
@@ -1168,10 +1168,12 @@
unsigned Flags = cast<ConstantSDNode>(InOps[i])->getZExtValue();
if ((Flags & 7) != 4 /*MEM*/) {
// Just skip over this operand, copying the operands verbatim.
- Ops.insert(Ops.end(), InOps.begin()+i, InOps.begin()+i+(Flags >> 3) + 1);
- i += (Flags >> 3) + 1;
+ Ops.insert(Ops.end(), InOps.begin()+i,
+ InOps.begin()+i+InlineAsm::getNumOperandRegisters(Flags) + 1);
+ i += InlineAsm::getNumOperandRegisters(Flags) + 1;
} else {
- assert((Flags >> 3) == 1 && "Memory operand with multiple values?");
+ assert(InlineAsm::getNumOperandRegisters(Flags) == 1 &&
+ "Memory operand with multiple values?");
// Otherwise, this is a memory operand. Ask the target to select it.
std::vector<SDValue> SelOps;
if (SelectInlineAsmMemoryOperand(InOps[i+1], 'm', SelOps)) {