[PATCH] D66595: [INSTRUCTIONS] Add support of const for getLoadStorePointerOperand() and getLoadStorePointerOperand().

[Whitney Tsang via Phabricator via llvm-commits]

Whitney created this revision.
Whitney added reviewers: hsaito, sebpop, reames, hfinkel, mkuper, bogner, haicheng, arsenm, lattner, chandlerc, grosser, rengolin.
Whitney added a project: LLVM.
Herald added subscribers: llvm-commits, wdng.

Repository:
  rL LLVM

https://reviews.llvm.org/D66595

Files:
  llvm/include/llvm/IR/Instructions.h


Index: llvm/include/llvm/IR/Instructions.h
===================================================================
--- llvm/include/llvm/IR/Instructions.h
+++ llvm/include/llvm/IR/Instructions.h
@@ -5255,23 +5255,30 @@
 
 /// 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) {


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