MIR Printer: move the function 'printReg'. NFC.

This commit moves the function 'printReg' towards the start of the file so that
it can be used by the conversion methods in MIRPrinter and not just the printing
methods in MIPrinter.

llvm-svn: 242203

1 files changed, 13 insertions, 13 deletions

diff --git a/llvm/lib/CodeGen/MIRPrinter.cpp b/llvm/lib/CodeGen/MIRPrinter.cpp
index 0af2fbd94dd..ddc1d0a0cc1 100644
--- a/llvm/lib/CodeGen/MIRPrinter.cpp
+++ b/llvm/lib/CodeGen/MIRPrinter.cpp
@@ -90,6 +90,19 @@ template <> struct BlockScalarTraits<Module> {
 } // end namespace yaml
 } // end namespace llvm
 
+static void printReg(unsigned Reg, raw_ostream &OS,
+                     const TargetRegisterInfo *TRI) {
+  // TODO: Print Stack Slots.
+  if (!Reg)
+    OS << '_';
+  else if (TargetRegisterInfo::isVirtualRegister(Reg))
+    OS << '%' << TargetRegisterInfo::virtReg2Index(Reg);
+  else if (Reg < TRI->getNumRegs())
+    OS << '%' << StringRef(TRI->getName(Reg)).lower();
+  else
+    llvm_unreachable("Can't print this kind of register yet");
+}
+
 void MIRPrinter::print(const MachineFunction &MF) {
   initRegisterMaskIds(MF);
 
@@ -271,19 +284,6 @@ void MIPrinter::print(const MachineInstr &MI) {
   }
 }
 
-static void printReg(unsigned Reg, raw_ostream &OS,
-                     const TargetRegisterInfo *TRI) {
-  // TODO: Print Stack Slots.
-  if (!Reg)
-    OS << '_';
-  else if (TargetRegisterInfo::isVirtualRegister(Reg))
-    OS << '%' << TargetRegisterInfo::virtReg2Index(Reg);
-  else if (Reg < TRI->getNumRegs())
-    OS << '%' << StringRef(TRI->getName(Reg)).lower();
-  else
-    llvm_unreachable("Can't print this kind of register yet");
-}
-
 void MIPrinter::printMBBReference(const MachineBasicBlock &MBB) {
   OS << "%bb." << MBB.getNumber();
   if (const auto *BB = MBB.getBasicBlock()) {