Remove MIPS support

tools/build.py

 #!/usr/bin/env python
 #
 # Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 #
 
 import optparse
 import os
 import re
@@ skipping 45 matching lines @@
   result.add_option("-m", "--mode",
       help='Build variants (comma-separated).',
       metavar='[all,debug,release,product]',
       default='debug')
   result.add_option("-v", "--verbose",
       help='Verbose output.',
       default=False, action="store_true")
   result.add_option("-a", "--arch",
       help='Target architectures (comma-separated).',
       metavar='[all,ia32,x64,simarm,arm,simarmv6,armv6,simarmv5te,armv5te,'
-              'simmips,mips,simarm64,arm64,simdbc,armsimdbc]',
+              'simarm64,arm64,simdbc,armsimdbc]',
       default=utils.GuessArchitecture())
   result.add_option("--os",
     help='Target OSs (comma-separated).',
     metavar='[all,host,android]',
     default='host')
   result.add_option("-t", "--toolchain",
     help='Cross-compiler toolchain path',
     default=None)
   result.add_option("-j",
       help='The number of parallel jobs to run.',
@@ skipping 33 matching lines @@
   if not options.gyp and options.toolchain != None:
     print "The --toolchain flag is only supported by the gyp build."
     print "When using the GN build, set the toolchain and sysroot using gn.py."
     return False
   for mode in options.mode:
     if not mode in ['debug', 'release', 'product']:
       print "Unknown mode %s" % mode
       return False
   for arch in options.arch:
     archs = ['ia32', 'x64', 'simarm', 'arm', 'simarmv6', 'armv6',
-             'simarmv5te', 'armv5te', 'simmips', 'mips', 'simarm64', 'arm64',
+             'simarmv5te', 'armv5te', 'simarm64', 'arm64',
              'simdbc', 'simdbc64', 'armsimdbc', 'armsimdbc64']
     if not arch in archs:
       print "Unknown arch %s" % arch
       return False
   options.os = [ProcessOsOption(os_name) for os_name in options.os]
   for os_name in options.os:
     if not os_name in ['android', 'freebsd', 'linux', 'macos', 'win32']:
       print "Unknown os %s" % os_name
       return False
     if os_name != HOST_OS:
       if os_name != 'android':
         print "Unsupported target os %s" % os_name
         return False
       if not HOST_OS in ['linux', 'macos']:
         print ("Cross-compilation to %s is not supported on host os %s."
                % (os_name, HOST_OS))
         return False
-      if not arch in ['ia32', 'x64', 'arm', 'armv6', 'armv5te', 'arm64', 'mips',
+      if not arch in ['ia32', 'x64', 'arm', 'armv6', 'armv5te', 'arm64',
                       'simdbc', 'simdbc64']:
         print ("Cross-compilation to %s is not supported for architecture %s."
                % (os_name, arch))
         return False
       # We have not yet tweaked the v8 dart build to work with the Android
       # NDK/SDK, so don't try to build it.
       if not args:
         print "For android builds you must specify a target, such as 'runtime'."
         return False
   return True
@@ skipping 19 matching lines @@
     raise Exception('Unless --toolchain is used cross-building is only '
                     'supported on Linux.')
 
   # For ARM Linux, by default use the Linux distribution's cross-compiler.
   if arch == 'arm' or arch == 'armsimdbc':
     # To use a non-hf compiler, specify on the command line with --toolchain.
     return (DEFAULT_ARM_CROSS_COMPILER_PATH + "/arm-linux-gnueabihf")
   if arch == 'arm64':
     return (DEFAULT_ARM_CROSS_COMPILER_PATH + "/aarch64-linux-gnu")
 
-  # TODO(zra): Find default MIPS Linux cross-compiler.
-
   return None
 
 
 def SetTools(arch, target_os, options):
   toolsOverride = None
 
   toolchainprefix = GetToolchainPrefix(target_os, arch, options)
 
   # Override the Android toolchain's linker to handle some complexity in the
   # linker arguments that gyp has trouble with.
@@ skipping 287 matching lines @@
       # If we couldn't ensure that goma is started, let the build start, but
       # slowly so we can see any helpful error messages that pop out.
       command += ['-j1']
   command += [target]
   return command
 
 
 filter_xcodebuild_output = False
 def BuildOneConfig(options, target, target_os, mode, arch):
   global filter_xcodebuild_output
-  if arch.startswith('mips'):
-    bold  = '\033[1m'
-    reset = '\033[0m'
-    print(bold + "Warning: MIPS architectures are unlikely to be supported in "
-          "upcoming releases. Please consider using another architecture "
-          "and/or file an issue explaining your specific use of and need for "
-          "MIPS support." + reset)
   start_time = time.time()
   args = []
   build_config = utils.GetBuildConf(mode, arch, target_os)
   if not options.gyp:
     args = BuildNinjaCommand(options, target, target_os, mode, arch)
   else:
     os.environ['DART_BUILD_MODE'] = mode
     if HOST_OS == 'macos':
       filter_xcodebuild_output = True
       project_file = 'dart.xcodeproj'
@@ skipping 112 matching lines @@
         for arch in options.arch:
           if BuildOneConfig(options, target, target_os,
                             mode, arch) != 0:
             return 1
 
   return 0
 
 
 if __name__ == '__main__':
   sys.exit(Main())