From 1f141684cfe382b47db55b6ef1fb4fd62886b3c6 Mon Sep 17 00:00:00 2001
From: Jakob Stoklund Olesen <stoklund@2pi.dk>
Date: Tue, 27 Mar 2012 17:17:16 +0000
Subject: [PATCH] Print SSA and liveness tracking flags in MF::print().

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153518 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/CodeGen/MachineFunction.cpp | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/lib/CodeGen/MachineFunction.cpp b/lib/CodeGen/MachineFunction.cpp
index 8ab8b184517..64e0083017b 100644
--- a/lib/CodeGen/MachineFunction.cpp
+++ b/lib/CodeGen/MachineFunction.cpp
@@ -284,7 +284,13 @@ void MachineFunction::dump() const {
 }
 
 void MachineFunction::print(raw_ostream &OS, SlotIndexes *Indexes) const {
-  OS << "# Machine code for function " << Fn->getName() << ":\n";
+  OS << "# Machine code for function " << Fn->getName() << ": ";
+  if (RegInfo) {
+    OS << (RegInfo->isSSA() ? "SSA" : "Post SSA");
+    if (!RegInfo->tracksLiveness())
+      OS << ", not tracking liveness";
+  }
+  OS << '\n';
 
   // Print Frame Information
   FrameInfo->print(*this, OS);