Move backend specific files to separate directories.

src/execution.cc

 // 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
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 15 matching lines @@
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #include <stdlib.h>
 
 #include "v8.h"
 
 #include "api.h"
 #include "codegen-inl.h"
 
 #ifdef ARM
-#include "simulator-arm.h"
+#include "arm/simulator-arm.h"
 #else  // ia32
-#include "simulator-ia32.h"
+#include "ia32/simulator-ia32.h"
 #endif
 
 #include "debug.h"
 #include "v8threads.h"
 
 namespace v8 { namespace internal {
 
 
 static Handle<Object> Invoke(bool construct,
                              Handle<JSFunction> func,
@@ skipping 589 matching lines @@
   // All allocation spaces other than NEW_SPACE have the same effect.
   Heap::CollectAllGarbage();
   return v8::Undefined();
 }
 
 
 static GCExtension kGCExtension;
 v8::DeclareExtension kGCExtensionDeclaration(&kGCExtension);
 
 } }  // namespace v8::internal