[Interpreter] Initial generate-bytecode-expectations implementation.

test/cctest/cctest.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 326 matching lines @@
           'action': [
             'python',
             '../../tools/js2c.py',
             '<@(_outputs)',
             'TEST',  # type
             '<@(file_list)',
           ],
         }
       ],
     },
+    {
+      'target_name': 'bytecodechecker',

[rmcilroy, 2016/02/08 13:55:32]

I think we should make the name more specific - e.g.,
generate-bytecode-expectations?

[rmcilroy, 2016/02/09 11:58:24]

I'd still like this rename to be done before landing.

+      'type': 'executable',
+      'dependencies': [
+        '../../tools/gyp/v8.gyp:v8_libplatform',
+        '../../tools/gyp/v8.gyp:v8'
+      ],
+      'include_dirs+': [
+        '../..',
+      ],
+      'sources': [
+        '../../test/cctest/bytecodechecker.cc',
+      ],
+    },
   ],
   'conditions': [
     ['test_isolation_mode != "noop"', {
       'targets': [
         {
           'target_name': 'cctest_run',
           'type': 'none',
           'dependencies': [
             'cctest',
           ],
           'includes': [
             '../../build/isolate.gypi',
           ],
           'sources': [
             'cctest.isolate',
           ],
         },
       ],
     }],
   ],
 }