MIR Parser: parseIRValue should take in a constant pointer. NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@245520 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/MIRParser/MIParser.cpp b/lib/CodeGen/MIRParser/MIParser.cpp
index a17bc40fe8658134a3f7bed3fd34eb8f72b0a833..4dfa793e7307b13a36d6f25b4bf18695b6897bf4 100644 (file)
--- a/lib/CodeGen/MIRParser/MIParser.cpp
+++ b/lib/CodeGen/MIRParser/MIParser.cpp
@@ -150,7 +150,7 @@ public:
   bool parseOffset(int64_t &Offset);
   bool parseAlignment(unsigned &Alignment);
   bool parseOperandsOffset(MachineOperand &Op);
-  bool parseIRValue(Value *&V);
+  bool parseIRValue(const Value *&V);
   bool parseMemoryOperandFlag(unsigned &Flags);
   bool parseMemoryPseudoSourceValue(const PseudoSourceValue *&PSV);
   bool parseMachinePointerInfo(MachinePointerInfo &Dest);
@@ -1523,7 +1523,7 @@ bool MIParser::parseOperandsOffset(MachineOperand &Op) {
   return false;
 }
 
-bool MIParser::parseIRValue(Value *&V) {
+bool MIParser::parseIRValue(const Value *&V) {
   switch (Token.kind()) {
   case MIToken::NamedIRValue: {
     V = MF.getFunction()->getValueSymbolTable().lookup(Token.stringValue());
@@ -1631,7 +1631,7 @@ bool MIParser::parseMachinePointerInfo(MachinePointerInfo &Dest) {
   }
   if (Token.isNot(MIToken::NamedIRValue))
     return error("expected an IR value reference");
-  Value *V = nullptr;
+  const Value *V = nullptr;
   if (parseIRValue(V))
     return true;
   if (!V->getType()->isPointerTy())