[llvm-commits] CVS: llvm/lib/Target/MRegisterInfo.cpp

[Evan Cheng]

Changes in directory llvm/lib/Target:

MRegisterInfo.cpp updated: 1.18 -> 1.19
---
Log message:

Use BitVector instead of vector<bool> which can be extremely slow.

---
Diffs of the changes:  (+3 -3)

 MRegisterInfo.cpp |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)


Index: llvm/lib/Target/MRegisterInfo.cpp
diff -u llvm/lib/Target/MRegisterInfo.cpp:1.18 
llvm/lib/Target/MRegisterInfo.cpp:1.19
--- llvm/lib/Target/MRegisterInfo.cpp:1.18      Wed Jan 24 12:45:13 2007
+++ llvm/lib/Target/MRegisterInfo.cpp   Wed Feb 14 23:59:24 2007
@@ -14,10 +14,10 @@
 #include "llvm/Target/TargetMachine.h"
 #include "llvm/Target/MRegisterInfo.h"
 #include "llvm/Target/TargetFrameInfo.h"
-
 #include "llvm/CodeGen/MachineFunction.h"
 #include "llvm/CodeGen/MachineFrameInfo.h"
 #include "llvm/CodeGen/MachineLocation.h"
+#include "llvm/ADT/BitVector.h"
 
 using namespace llvm;
 
@@ -34,8 +34,8 @@
 
 MRegisterInfo::~MRegisterInfo() {}
 
-std::vector<bool> MRegisterInfo::getAllocatableSet(MachineFunction &MF) const {
-  std::vector<bool> Allocatable(NumRegs);
+BitVector MRegisterInfo::getAllocatableSet(MachineFunction &MF) const {
+  BitVector Allocatable(NumRegs);
   for (MRegisterInfo::regclass_iterator I = regclass_begin(),
          E = regclass_end(); I != E; ++I) {
     const TargetRegisterClass *RC = *I;



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