MIR Serialization: Serialize the frame information's stack protector index.

llvm-svn: 245372

1 files changed, 21 insertions, 0 deletions

diff --git a/llvm/lib/CodeGen/MIRParser/MIParser.cpp b/llvm/lib/CodeGen/MIRParser/MIParser.cpp
index e040672a465..557b72596f8 100644
--- a/llvm/lib/CodeGen/MIRParser/MIParser.cpp
+++ b/llvm/lib/CodeGen/MIRParser/MIParser.cpp
@@ -97,6 +97,7 @@ public:
   bool parseStandaloneMBB(MachineBasicBlock *&MBB);
   bool parseStandaloneNamedRegister(unsigned &Reg);
   bool parseStandaloneVirtualRegister(unsigned &Reg);
+  bool parseStandaloneStackObject(int &FI);
 
   bool
   parseBasicBlockDefinition(DenseMap<unsigned, MachineBasicBlock *> &MBBSlots);
@@ -655,6 +656,17 @@ bool MIParser::parseStandaloneVirtualRegister(unsigned &Reg) {
   return false;
 }
 
+bool MIParser::parseStandaloneStackObject(int &FI) {
+  lex();
+  if (Token.isNot(MIToken::StackObject))
+    return error("expected a stack object");
+  if (parseStackFrameIndex(FI))
+    return true;
+  if (Token.isNot(MIToken::Eof))
+    return error("expected end of string after the stack object reference");
+  return false;
+}
+
 static const char *printImplicitRegisterFlag(const MachineOperand &MO) {
   assert(MO.isImplicit());
   return MO.isDef() ? "implicit-def" : "implicit";
@@ -1794,3 +1806,12 @@ bool llvm::parseVirtualRegisterReference(unsigned &Reg, SourceMgr &SM,
   return MIParser(SM, MF, Error, Src, PFS, IRSlots)
       .parseStandaloneVirtualRegister(Reg);
 }
+
+bool llvm::parseStackObjectReference(int &FI, SourceMgr &SM,
+                                     MachineFunction &MF, StringRef Src,
+                                     const PerFunctionMIParsingState &PFS,
+                                     const SlotMapping &IRSlots,
+                                     SMDiagnostic &Error) {
+  return MIParser(SM, MF, Error, Src, PFS, IRSlots)
+      .parseStandaloneStackObject(FI);
+}