Fix for an ARM register allocation bug.

src/arm/assembler-arm-inl.h

Index: src/arm/assembler-arm-inl.h
diff --git a/src/arm/assembler-arm-inl.h b/src/arm/assembler-arm-inl.h
index 79f9c7bd2b3224cc3cf5696db874cd1d328c510c..2ec6c7cfa7958b3c51cc65804902e5d2125556c1 100644
--- a/src/arm/assembler-arm-inl.h
+++ b/src/arm/assembler-arm-inl.h
@@ -32,7 +32,7 @@
 
 // The original source code covered by the above license above has been modified
 // significantly by Google Inc.
-// Copyright 2006-2008 the V8 project authors. All rights reserved.
+// Copyright 2012 the V8 project authors. All rights reserved.
 
 #ifndef V8_ARM_ASSEMBLER_ARM_INL_H_
 #define V8_ARM_ASSEMBLER_ARM_INL_H_
@@ -46,6 +46,13 @@ namespace v8 {
 namespace internal {
 
 
+int DwVfpRegister::ToAllocationIndex(DwVfpRegister reg) {
+  ASSERT(!reg.is(kDoubleRegZero));
+  ASSERT(!reg.is(kScratchDoubleReg));
+  return reg.code();
+}
+
+
 void RelocInfo::apply(intptr_t delta) {
   if (RelocInfo::IsInternalReference(rmode_)) {
     // absolute code pointer inside code object moves with the code object.