[llvm-commits] [llvm] r122132 - /llvm/trunk/lib/CodeGen/RegAllocGreedy.cpp

[Jakob Stoklund Olesen]

Author: stoklund
Date: Fri Dec 17 21:04:11 2010
New Revision: 122132

URL: http://llvm.org/viewvc/llvm-project?rev=122132&view=rev
Log:
Tweak debug spew.

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

Modified: llvm/trunk/lib/CodeGen/RegAllocGreedy.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/RegAllocGreedy.cpp?rev=122132&r1=122131&r2=122132&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/RegAllocGreedy.cpp (original)
+++ llvm/trunk/lib/CodeGen/RegAllocGreedy.cpp Fri Dec 17 21:04:11 2010
@@ -308,13 +308,15 @@
   // allocation order.
   MachineLoopRange *Loop = 0;
   for (unsigned i = 0, e = SplitLoops.size(); i != e; ++i) {
+    DEBUG(dbgs() << "  Checking " << *SplitLoops[i]);
     if (unsigned PhysReg = findInterferenceFreeReg(SplitLoops[i],
                                                    VirtReg, Order)) {
       (void)PhysReg;
       Loop = SplitLoops[i];
-      DEBUG(dbgs() << "  " << TRI->getName(PhysReg)
-                   << " has no interferences in " << *Loop << '\n');
+      DEBUG(dbgs() << ": Use %" << TRI->getName(PhysReg) << '\n');
       break;
+    } else {
+      DEBUG(dbgs() << ": Interference.\n");
     }
   }