From 40e7d564a52e8e04282c5855e8af8d19cdd2b744 Mon Sep 17 00:00:00 2001
From: Whitney Tsang <whitney.uwaterloo@gmail.com>
Date: Fri, 30 Aug 2019 16:41:35 +0000
Subject: [PATCH] [INSTRUCTIONS] Add support of const for
 getLoadStorePointerOperand() and getLoadStorePointerOperand(). Reviewer:
 hsaito, sebpop, reames, hfinkel, mkuper, bogner, haicheng, arsenm, lattner,
 chandlerc, grosser, rengolin Reviewed By: reames Subscribers: wdng,
 llvm-commits, bmahjour Tag: LLVM Differential Revision:
 https://reviews.llvm.org/D66595

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@370486 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/llvm/IR/Instructions.h | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/include/llvm/IR/Instructions.h b/include/llvm/IR/Instructions.h
index cb2ec07338e..b7e1d0fa18a 100644
--- a/include/llvm/IR/Instructions.h
+++ b/include/llvm/IR/Instructions.h
@@ -5255,23 +5255,30 @@ public:
 
 /// A helper function that returns the pointer operand of a load or store
 /// instruction. Returns nullptr if not load or store.
-inline Value *getLoadStorePointerOperand(Value *V) {
+inline const Value *getLoadStorePointerOperand(const Value *V) {
   if (auto *Load = dyn_cast<LoadInst>(V))
     return Load->getPointerOperand();
   if (auto *Store = dyn_cast<StoreInst>(V))
     return Store->getPointerOperand();
   return nullptr;
 }
+inline Value *getLoadStorePointerOperand(Value *V) {
+  return const_cast<Value *>(
+      getLoadStorePointerOperand(static_cast<const Value *>(V)));
+}
 
 /// A helper function that returns the pointer operand of a load, store
 /// or GEP instruction. Returns nullptr if not load, store, or GEP.
-inline Value *getPointerOperand(Value *V) {
+inline const Value *getPointerOperand(const Value *V) {
   if (auto *Ptr = getLoadStorePointerOperand(V))
     return Ptr;
   if (auto *Gep = dyn_cast<GetElementPtrInst>(V))
     return Gep->getPointerOperand();
   return nullptr;
 }
+inline Value *getPointerOperand(Value *V) {
+  return const_cast<Value *>(getPointerOperand(static_cast<const Value *>(V)));
+}
 
 /// A helper function that returns the alignment of load or store instruction.
 inline unsigned getLoadStoreAlignment(Value *I) {
-- 
2.40.0