Thumb2 Backend: 16-bit instruction encoding helper methods

tools/gyp/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 541 matching lines @@
         ['want_separate_host_toolset==1', {
           'toolsets': ['host', 'target'],
         }, {
           'toolsets': ['target'],
         }],
         ['v8_target_arch=="arm"', {
           'sources': [  ### gcmole(arch:arm) ###
             '../../src/arm/assembler-arm-inl.h',
             '../../src/arm/assembler-arm.cc',
             '../../src/arm/assembler-arm.h',
+            '../../src/arm/assembler-thumb16.cc',
             '../../src/arm/builtins-arm.cc',
             '../../src/arm/code-stubs-arm.cc',
             '../../src/arm/code-stubs-arm.h',
             '../../src/arm/codegen-arm.cc',
             '../../src/arm/codegen-arm.h',
             '../../src/arm/constants-arm.h',
             '../../src/arm/constants-arm.cc',
             '../../src/arm/cpu-arm.cc',
             '../../src/arm/debug-arm.cc',
             '../../src/arm/deoptimizer-arm.cc',
@@ skipping 468 matching lines @@
         }],
         ['v8_compress_startup_data=="bz2"', {
           'libraries': [
             '-lbz2',
           ]
         }],
       ],
     },
   ],
 }