Implement transcendental cache probing in generated code on ARM....

src/arm/codegen-arm.h

Index: src/arm/codegen-arm.h
===================================================================
--- src/arm/codegen-arm.h	(revision 4842)
+++ src/arm/codegen-arm.h	(working copy)
@@ -589,6 +589,21 @@
 };
 
 
+// Compute a transcendental math function natively, or call the
+// TranscendentalCache runtime function.
+class TranscendentalCacheStub: public CodeStub {
+ public:
+  explicit TranscendentalCacheStub(TranscendentalCache::Type type)
+      : type_(type) {}
+  void Generate(MacroAssembler* masm);
+ private:
+  TranscendentalCache::Type type_;
+  Major MajorKey() { return TranscendentalCache; }
+  int MinorKey() { return type_; }
+  Runtime::FunctionId RuntimeFunction();
+};
+
+
 class GenericBinaryOpStub : public CodeStub {
  public:
   GenericBinaryOpStub(Token::Value op,