MIR Serialization: Serialize the floating point immediate machine operands.

Reviewers: Duncan P. N. Exon Smith
llvm-svn: 243780
diff --git a/llvm/lib/CodeGen/MIRPrinter.cpp b/llvm/lib/CodeGen/MIRPrinter.cpp
index f34cef7..664a0f5 100644
--- a/llvm/lib/CodeGen/MIRPrinter.cpp
+++ b/llvm/lib/CodeGen/MIRPrinter.cpp
@@ -513,6 +513,9 @@
   case MachineOperand::MO_Immediate:
     OS << Op.getImm();
     break;
+  case MachineOperand::MO_FPImmediate:
+    Op.getFPImm()->printAsOperand(OS, /*PrintType=*/true, MST);
+    break;
   case MachineOperand::MO_MachineBasicBlock:
     printMBBReference(*Op.getMBB());
     break;