MIR Serialization: Serialize the '.cfi_def_cfa_register' CFI instruction.

[oota-llvm.git] / lib / CodeGen / MIRParser / MIParser.cpp

diff --git a/lib/CodeGen/MIRParser/MIParser.cpp b/lib/CodeGen/MIRParser/MIParser.cpp
index fbe6377709a9879ebfe03ed9a73b79ada34006ca..c46adf5c7190145e9ba6f4732ba86e62c665535e 100644 (file)
--- a/lib/CodeGen/MIRParser/MIParser.cpp
+++ b/lib/CodeGen/MIRParser/MIParser.cpp
@@ -688,6 +688,12 @@ bool MIParser::parseCFIOperand(MachineOperand &Dest) {
     CFIIndex =
         MMI.addFrameInst(MCCFIInstruction::createOffset(nullptr, Reg, Offset));
     break;
+  case MIToken::kw_cfi_def_cfa_register:
+    if (parseCFIRegister(Reg))
+      return true;
+    CFIIndex =
+        MMI.addFrameInst(MCCFIInstruction::createDefCfaRegister(nullptr, Reg));
+    break;
   case MIToken::kw_cfi_def_cfa_offset:
     if (parseCFIOffset(Offset))
       return true;
@@ -736,6 +742,7 @@ bool MIParser::parseMachineOperand(MachineOperand &Dest) {
   case MIToken::exclaim:
     return parseMetadataOperand(Dest);
   case MIToken::kw_cfi_offset:
+  case MIToken::kw_cfi_def_cfa_register:
   case MIToken::kw_cfi_def_cfa_offset:
     return parseCFIOperand(Dest);
   case MIToken::Error: