From d170a254a53bce54596ed0f94aa86ffa3eede42b Mon Sep 17 00:00:00 2001
From: Jay Foad <jay.foad@amd.com>
Date: Fri, 3 Feb 2023 09:42:25 +0000
Subject: [CodeGen] Define and use MachineOperand::getOperandNo

This is a helper function to very slightly simplify many calls to
MachineInstruction::getOperandNo.

Differential Revision: https://reviews.llvm.org/D143250
---
 llvm/lib/CodeGen/MachineOperand.cpp | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'llvm/lib/CodeGen/MachineOperand.cpp')

diff --git a/llvm/lib/CodeGen/MachineOperand.cpp b/llvm/lib/CodeGen/MachineOperand.cpp
index 0a7b12e..1178a93 100644
--- a/llvm/lib/CodeGen/MachineOperand.cpp
+++ b/llvm/lib/CodeGen/MachineOperand.cpp
@@ -53,6 +53,11 @@ static MachineFunction *getMFIfAvailable(MachineOperand &MO) {
       getMFIfAvailable(const_cast<const MachineOperand &>(MO)));
 }
 
+unsigned MachineOperand::getOperandNo() const {
+  assert(getParent() && "Operand does not belong to any instruction!");
+  return getParent()->getOperandNo(this);
+}
+
 void MachineOperand::setReg(Register Reg) {
   if (getReg() == Reg)
     return; // No change.
-- 
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