Direct call api functions (arm implementation)

src/top.h

 // Copyright 2006-2008 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:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
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 //       disclaimer in the documentation and/or other materials provided
@@ skipping 14 matching lines @@
 // (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 V8_TOP_H_
 #define V8_TOP_H_
 
 #include "atomicops.h"
 #include "compilation-cache.h"
 #include "frames-inl.h"
 #include "runtime-profiler.h"
-#include "simulator.h"
+
+#ifdef USE_SIMULATOR

[antonm, 2011/01/21 17:56:36]

why this change?

[Zaheer, 2011/01/24 09:43:31]

There's a circular reference with introduction of new type
ExternalReference::Type. it is declared in assembler.h needs to be used in
simulator.h (RedirectExternalReference), but assembler includes simulator.h
through top.h. 

+#ifdef V8_TARGET_ARCH_ARM
+namespace assembler {
+  namespace arm {
+    class Simulator;
+  }
+}
+#elif V8_TARGET_ARCH_MIPS
+namespace assembler {
+  namespace mips {
+    class Simulator;
+  }
+}
+#endif
+#endif  // USE_SIMULATOR
 
 namespace v8 {
 namespace internal {
 
-
 #define RETURN_IF_SCHEDULED_EXCEPTION() \
   if (Top::has_scheduled_exception()) return Top::PromoteScheduledException()
 
 // Top has static variables used for JavaScript execution.
 
 class SaveContext;  // Forward declaration.
 class ThreadVisitor;  // Defined in v8threads.h
 class VMState;  // Defined in vm-state.h
 
 class ThreadLocalTop BASE_EMBEDDED {
@@ skipping 537 matching lines @@
   static void Unlock() { Top::break_access_->Unlock(); }
 
   static bool TryLock() {
     return Top::break_access_->TryLock();
   }
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_TOP_H_