From: Jakob Stoklund Olesen <stoklund@2pi.dk>
Date: Tue, 5 Jul 2011 15:38:37 +0000 (+0000)
Subject: Tweak comment and debug output.
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=2b0f4abfbe1c651fe6bd233bf89373d276c535a8;p=oota-llvm.git

Tweak comment and debug output.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134412 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/RegAllocGreedy.cpp b/lib/CodeGen/RegAllocGreedy.cpp
index acf7f95182f..195e4837c86 100644
--- a/lib/CodeGen/RegAllocGreedy.cpp
+++ b/lib/CodeGen/RegAllocGreedy.cpp
@@ -958,7 +958,8 @@ void RAGreedy::splitAroundRegion(LiveInterval &VirtReg,
     //
     //                 ~    Interference after last use.
     //     |---o---o--o|    Live-out on stack, late last use.
-    //     =========____    Copy to stack after LSP, overlap MainIntv.
+    //     ============     Copy to stack after LSP, overlap MainIntv.
+    //            \_____    Stack interval is live-out.
     //
     if (!RegOut && Intf.first() > BI.LastUse.getBoundaryIndex()) {
       assert(RegIn && "Stack-in, stack-out should already be handled");
@@ -998,8 +999,8 @@ void RAGreedy::splitAroundRegion(LiveInterval &VirtReg,
     // The interference is overlapping somewhere we wanted to use MainIntv. That
     // means we need to create a local interval that can be allocated a
     // different register.
-    DEBUG(dbgs() << ", creating local interval.\n");
     unsigned LocalIntv = SE->openIntv();
+    DEBUG(dbgs() << ", creating local interval " << LocalIntv << ".\n");
 
     // We may be creating copies directly between MainIntv and LocalIntv,
     // bypassing the stack interval. When we do that, we should never use the