[llvm-commits] [llvm] r63931 - /llvm/trunk/include/llvm/CodeGen/RegisterScavenging.h

[Roman Levenstein]

Author: romix
Date: Fri Feb  6 03:16:15 2009
New Revision: 63931

URL: http://llvm.org/viewvc/llvm-project?rev=63931&view=rev
Log:
Don't pass BitVectors by value, pass them by reference.

Modified:
    llvm/trunk/include/llvm/CodeGen/RegisterScavenging.h

Modified: llvm/trunk/include/llvm/CodeGen/RegisterScavenging.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/CodeGen/RegisterScavenging.h?rev=63931&r1=63930&r2=63931&view=diff

==============================================================================
--- llvm/trunk/include/llvm/CodeGen/RegisterScavenging.h (original)
+++ llvm/trunk/include/llvm/CodeGen/RegisterScavenging.h Fri Feb  6 03:16:15 2009
@@ -125,7 +125,7 @@
   /// setUsed / setUnused - Mark the state of one or a number of registers.
   ///
   void setUsed(unsigned Reg, bool ImpDef = false);
-  void setUsed(BitVector Regs, bool ImpDef = false) {
+  void setUsed(BitVector &Regs, bool ImpDef = false) {
     RegsAvailable &= ~Regs;
     if (ImpDef)
       ImplicitDefed |= Regs;
@@ -133,7 +133,7 @@
       ImplicitDefed &= ~Regs;
   }
   void setUnused(unsigned Reg, const MachineInstr *MI);
-  void setUnused(BitVector Regs) {
+  void setUnused(BitVector &Regs) {
     RegsAvailable |= Regs;
     ImplicitDefed &= ~Regs;
   }