[llvm-commits] [llvm] r47500 - /llvm/trunk/lib/CodeGen/RegAllocBigBlock.cpp

[Evan Cheng]

Author: evancheng
Date: Fri Feb 22 14:31:32 2008
New Revision: 47500

URL: http://llvm.org/viewvc/llvm-project?rev=47500&view=rev
Log:
Same isPhysRegAvailable bug as local register allocator.

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

Modified: llvm/trunk/lib/CodeGen/RegAllocBigBlock.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/RegAllocBigBlock.cpp?rev=47500&r1=47499&r2=47500&view=diff

==============================================================================
--- llvm/trunk/lib/CodeGen/RegAllocBigBlock.cpp (original)
+++ llvm/trunk/lib/CodeGen/RegAllocBigBlock.cpp Fri Feb 22 14:31:32 2008
@@ -385,7 +385,7 @@
   // not free!
   for (const unsigned *AliasSet = RegInfo->getAliasSet(PhysReg);
        *AliasSet; ++AliasSet)
-    if (PhysRegsUsed[*AliasSet] != -1) // Aliased register in use?
+    if (PhysRegsUsed[*AliasSet] >= 0) // Aliased register in use?
       return false;                    // Can't use this reg then.
   return true;
 }