Add big endian support

icu.gyp

 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 {
   'includes': [
     'icu.gypi',
   ],
   'variables': {
     'use_system_icu%': 0,
@@ skipping 27 matching lines @@
     ],
     'conditions': [
       ['component=="static_library"', {
         'defines': [
           'U_STATIC_IMPLEMENTATION',
         ],
       }],
       ['(OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="solaris" \
          or OS=="netbsd" or OS=="mac" or OS=="android" or OS=="qnx") and \
         (target_arch=="arm" or target_arch=="ia32" or \
-         target_arch=="mipsel")', {
+         target_arch=="mipsel" or target_arch=="mips")', {
         'target_conditions': [
           ['_toolset=="host"', {
             'cflags': [ '-m32' ],
             'ldflags': [ '-m32' ],
             'asflags': [ '-32' ],
             'xcode_settings': {
               'ARCHS': [ 'i386' ],
             },
           }],
         ],
       }],
       ['(OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="solaris" \
          or OS=="netbsd" or OS=="mac" or OS=="android" or OS=="qnx") and \
         (target_arch=="arm64" or target_arch=="x64" or \
-         target_arch=="mipsel64")', {
+         target_arch=="mips64el" or target_arch=="mips64")', {
         'target_conditions': [
           ['_toolset=="host"', {
             'cflags': [ '-m64' ],
             'ldflags': [ '-m64' ],
             'asflags': [ '-64' ],
             'xcode_settings': {
               'ARCHS': [ 'x86_64' ],
             },
           }],
         ],
@@ skipping 25 matching lines @@
                 ],
               } , { # else: OS != android
                 'files': [
                   'common/icudtl.dat',
                 ],
               }],
             ],
           }],
         },
         {
+          'target_name': 'data_assembly',
+          'type': 'none',
+          'conditions': [
+            [ 'target_arch=="mips" or target_arch=="mips64"', {
+              'data_assembly_sources': [
+                'common/icudtb.dat',
+              ],
+              'data_assembly_inputs': [
+                'scripts/make_data_assembly.py',
+                'common/icudtb.dat',
+              ],
+              'data_assembly_outputs': [
+                '<(SHARED_INTERMEDIATE_DIR)/third_party/icu/icudtb_dat.S',
+              ],
+            }],
+            [ 'target_arch!="mips" and target_arch!="mips64"', {
+              'data_assembly_sources': [
+                'common/icudtl.dat',
+              ],
+              'data_assembly_inputs': [
+                'scripts/make_data_assembly.py',
+                'common/icudtl.dat',
+              ],
+              'data_assembly_outputs': [
+                '<(SHARED_INTERMEDIATE_DIR)/third_party/icu/icudtl_dat.S',
+              ],
+            }],
+          ],
+          'sources': [
+            '<@(_data_assembly_sources)',
+          ],
+          'actions': [
+            {
+              'action_name': 'make_data_assembly',
+              'inputs': [
+                '<@(_data_assembly_inputs)',
+              ],
+              'outputs': [
+                '<@(_data_assembly_outputs)',
+              ],
+              'action': ['python', '<@(_inputs)', '<@(_outputs)'],
+            },
+          ],
+        },
+        {
           'target_name': 'icudata',
           'type': 'static_library',
           'defines': [
             'U_HIDE_DATA_SYMBOL',
           ],
+          'dependencies': [
+            'data_assembly#target',
+          ],
           'sources': [
              # These are hand-generated, but will do for now.  The linux
              # version is an identical copy of the (mac) icudtl_dat.S file,
              # modulo removal of the .private_extern and .const directives and
              # with no leading underscore on the icudt52_dat symbol.
              'android/icudtl_dat.S',
-             'linux/icudtl_dat.S',
+             '<(SHARED_INTERMEDIATE_DIR)/third_party/icu/icudtl_dat.S',
+             '<(SHARED_INTERMEDIATE_DIR)/third_party/icu/icudtb_dat.S',
              'mac/icudtl_dat.S',
           ],
           'conditions': [
+            [ 'target_arch=="mips" or target_arch=="mips64"', {
+              'sources!': ['<(SHARED_INTERMEDIATE_DIR)/third_party/icu/icudtl_dat.S'],
+            }],
+            [ 'target_arch!="mips" and target_arch!="mips64"', {
+              'sources!': ['<(SHARED_INTERMEDIATE_DIR)/third_party/icu/icudtb_dat.S'],
+            }],
             [ 'use_system_icu==1 and want_separate_host_toolset==1', {
               'toolsets': ['host'],
             }],
             [ 'use_system_icu==0 and want_separate_host_toolset==1', {
               'toolsets': ['host', 'target'],
             }],
             [ 'use_system_icu==0 and want_separate_host_toolset==0', {
               'toolsets': ['target'],
             }],
             [ 'OS == "win" and icu_use_data_file_flag==0', {
               'type': 'none',
+              'dependencies!': [
+                'data_assembly#target',
+              ],
               'copies': [
                 {
                   'destination': '<(PRODUCT_DIR)',
                   'files': [
                     'windows/icudt.dll',
                   ],
                 },
               ],
             }],
+            [ '(OS == "mac" or OS == "ios") and icu_use_data_file_flag==0', {
+              'type': 'none',
+              'dependencies!': [
+                'data_assembly#target',
+              ],
+            }],
             [ 'icu_use_data_file_flag==1', {
               'type': 'none',
+              'dependencies!': [
+                'data_assembly#target',
+              ],
               # Remove any assembly data file.
-              'sources/': [['exclude', 'icudtl_dat']],
+              'sources/': [['exclude', 'icudtl_dat', 'icudtb_dat']],

[jungshik at Google, 2016/07/20 00:08:40]

this should read

'sources/': [['exclude', 'icudt[bl]_dat']], 

'/' requires a regex. 

 
               # Make sure any binary depending on this gets the data file.
               'conditions': [
                 ['OS != "ios"', {
                   'dependencies': [
                     'copy_icudtl_dat#host',
                   ],
                 } , { # else: OS=="ios"
                   'link_settings': {
                     'mac_bundle_resources': [
                       'common/icudtl.dat',
                     ],
                   },
                 }], # OS!=ios
               ], # conditions
             }], # icu_use_data_file_flag
           ], # conditions
           'target_conditions': [
             [ 'OS == "win" or OS == "mac" or OS == "ios" or '
               '(OS == "android" and (_toolset != "host" or host_os != "linux")) or '
               '(OS == "qnx" and (_toolset == "host" and host_os != "linux"))', {
-              'sources!': ['linux/icudtl_dat.S'],
+              'sources!': [
+                '<(SHARED_INTERMEDIATE_DIR)/third_party/icu/icudtl_dat.S',
+                '<(SHARED_INTERMEDIATE_DIR)/third_party/icu/icudtb_dat.S'
+              ],
             }],
             [ 'OS != "android" or _toolset == "host"', {
               'sources!': ['android/icudtl_dat.S'],
             }],
             [ 'OS != "mac" and OS != "ios" and '
               '((OS != "android" and OS != "qnx") or '
               '_toolset != "host" or host_os != "mac")', {
               'sources!': ['mac/icudtl_dat.S'],
             }],
           ], # target_conditions
@@ skipping 158 matching lines @@
             [ 'use_system_icu==1 and want_separate_host_toolset==1', {
               'toolsets': ['host'],
             }],
             [ 'use_system_icu==0 and want_separate_host_toolset==1', {
               'toolsets': ['host', 'target'],
             }],
             [ 'use_system_icu==0 and want_separate_host_toolset==0', {
               'toolsets': ['target'],
             }],
             [ 'OS == "win" or icu_use_data_file_flag==1', {
+              'dependencies!': [
+                'data_assembly#target',
+              ],

[jungshik at Google, 2016/07/19 23:01:30]

This gave me an error when running v8/gypfiles/gyp_v8. I don't think you need
the above 3 lines. 

Even after removing the above lines, I'm still getting a cryptic error from gyp.
I'm trying to figure it out. 

               'sources': [
                 'source/stubdata/stubdata.c',
               ],
               'defines': [
                 'U_ICUDATAENTRY_IN_COMMON',
               ],
             }],
             [ 'OS == "win" and clang==1', {
               # Note: General clang warnings should go in the
               # clang_warning_flags block above.
@@ skipping 244 matching lines @@
           },
           'includes': [
             '../../build/shim_headers.gypi',
           ],
           'toolsets': ['target'],
         },
       ], # targets
     }],
   ], # conditions
 }