[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

llvm-svn: 370486

diff --git a/llvm/include/llvm/IR/Instructions.h b/llvm/include/llvm/IR/Instructions.h
index cb2ec07338eec1146f5f50b9310c04cf3b426bd7..b7e1d0fa18a43f06efb97493281b3087a6dbe3f0 100644 (file)
--- a/llvm/include/llvm/IR/Instructions.h
+++ b/llvm/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) {