Initial revision of ARM simulator and (empty) MIPS simulator.

runtime/vm/native_arguments.h

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef VM_NATIVE_ARGUMENTS_H_
 #define VM_NATIVE_ARGUMENTS_H_
 
 #include "platform/assert.h"
 #include "vm/globals.h"
 #include "vm/stub_code.h"
 
 namespace dart {
 
 // Forward declarations.
 class BootstrapNatives;
 class Isolate;
 class Object;
 class RawObject;
+class Simulator;
 
 
 #if defined(TESTING) || defined(DEBUG)
 
 #if defined(TARGET_OS_WINDOWS)
 // The compiler may dynamically align the stack on Windows, so do not check.
 #define CHECK_STACK_ALIGNMENT { }
 #else
 #define CHECK_STACK_ALIGNMENT {                                                \
   uword (*func)() =                                                            \
@@ skipping 115 matching lines @@
   enum ArgcTagBits {
     kArgcBit = 0,
     kArgcSize = 24,
     kInstanceFunctionBit = 24,
     kClosureFunctionBit = 25,
   };
   class ArgcBits : public BitField<int, kArgcBit, kArgcSize> {};
   class InstanceFunctionBit : public BitField<bool, kInstanceFunctionBit, 1> {};
   class ClosureFunctionBit : public BitField<bool, kClosureFunctionBit, 1> {};
   friend class BootstrapNatives;
+  friend class Simulator;
   friend void SetReturnValueHelper(Dart_NativeArguments, Dart_Handle);
 
   // Since this function is passed a RawObject directly, we need to be
   // exceedingly careful when we use it.  If there are any other side
   // effects in the statement that may cause GC, it could lead to
   // bugs.
   void SetReturnUnsafe(RawObject* value) const;
 
   Isolate* isolate_;  // Current isolate pointer.
   int argc_tag_;  // Encodes argument count and invoked native call type.
   RawObject*(*argv_)[];  // Pointer to an array of arguments to runtime call.
   RawObject** retval_;  // Pointer to the return value area.
 };
 
 }  // namespace dart
 
 #endif  // VM_NATIVE_ARGUMENTS_H_