FFI Compiler based on code stub assembler

src/v8.gyp

 # Copyright 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:
 #
 #     * 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 870 matching lines @@
         'extensions/trigger-failure-extension.cc',
         'extensions/trigger-failure-extension.h',
         'external-reference-table.cc',
         'external-reference-table.h',
         'factory.cc',
         'factory.h',
         'fast-accessor-assembler.cc',
         'fast-accessor-assembler.h',
         'fast-dtoa.cc',
         'fast-dtoa.h',
+        'ffi/ffi-compiler.cc',
+        'ffi/ffi-compiler.h',
         'field-index.h',
         'field-index-inl.h',
         'field-type.cc',
         'field-type.h',
         'fixed-dtoa.cc',
         'fixed-dtoa.h',
         'flag-definitions.h',
         'flags.cc',
         'flags.h',
         'frames-inl.h',
@@ skipping 1594 matching lines @@
       'conditions': [
         ['want_separate_host_toolset_mkpeephole==1', {
           'toolsets': ['host'],
         }, {
           'toolsets': ['target'],
         }],
       ],
     },
   ],
 }