[llvm-commits] [llvm] r159021 - /llvm/trunk/lib/CodeGen/RegisterCoalescer.cpp

[Jakob Stoklund Olesen]

Author: stoklund
Date: Fri Jun 22 14:51:41 2012
New Revision: 159021

URL: http://llvm.org/viewvc/llvm-project?rev=159021&view=rev
Log:
Fix a crash in --debug code.

Don't try to print out the live range of a physreg.

Modified:
    llvm/trunk/lib/CodeGen/RegisterCoalescer.cpp

Modified: llvm/trunk/lib/CodeGen/RegisterCoalescer.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/RegisterCoalescer.cpp?rev=159021&r1=159020&r2=159021&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/RegisterCoalescer.cpp (original)
+++ llvm/trunk/lib/CodeGen/RegisterCoalescer.cpp Fri Jun 22 14:51:41 2012
@@ -1053,8 +1053,12 @@
   // Update regalloc hint.
   TRI->UpdateRegAllocHint(CP.getSrcReg(), CP.getDstReg(), *MF);
 
-  DEBUG(dbgs() << "\tJoined. Result = " << PrintReg(CP.getDstReg(), TRI)
-               << ' ' << LIS->getInterval(CP.getDstReg()) << '\n');
+  DEBUG({
+    dbgs() << "\tJoined. Result = " << PrintReg(CP.getDstReg(), TRI);
+    if (!CP.isPhys())
+      dbgs() << LIS->getInterval(CP.getDstReg());
+     dbgs() << '\n';
+  });
 
   ++numJoins;
   return true;