First draft of the sh4 port

src/sh4/register-allocator-sh4.h

Index: src/sh4/register-allocator-sh4.h
diff --git a/test/cctest/gay-shortest.h b/src/sh4/register-allocator-sh4.h
similarity index 82%
copy from test/cctest/gay-shortest.h
copy to src/sh4/register-allocator-sh4.h
index 9b512148e6e0885988190476ef97353e4a7bf769..24c50dc43ca1f05e114ee3b692c05d69e7222987 100644
--- a/test/cctest/gay-shortest.h
+++ b/src/sh4/register-allocator-sh4.h
@@ -1,4 +1,4 @@
-// Copyright 2006-2008 the V8 project authors. All rights reserved.
+// Copyright 2011-2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
@@ -25,20 +25,19 @@
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-#ifndef GAY_SHORTEST_H_
-#define GAY_SHORTEST_H_
+#ifndef V8_SH4_REGISTER_ALLOCATOR_SH4_H_
+#define V8_SH4_REGISTER_ALLOCATOR_SH4_H_
 
 namespace v8 {
 namespace internal {
 
-struct PrecomputedShortest {
-  double v;
-  const char* representation;
-  int decimal_point;
+class RegisterAllocatorConstants : public AllStatic {
+ public:
+  static const int kNumRegisters = 5;
+  static const int kInvalidRegister = -1;
 };
 
-Vector<const PrecomputedShortest> PrecomputedShortestRepresentations();
 
 } }  // namespace v8::internal
 
-#endif  // GAY_SHORTEST_H_
+#endif  // V8_SH4_REGISTER_ALLOCATOR_SH4_H_