[mips] Initial framework support for MIPS32

tools/testing/dart/test_options.dart

 // Copyright (c) 2013, 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.
 
 library test_options_parser;
 
 import "dart:io";
 import "drt_updater.dart";
 import "test_suite.dart";
 import "utils.dart";
@@ skipping 104 matching lines @@
               ['-r', '--runtime'],
               ['none', 'dartino_compiler', 'dartinovm', 'dartino_warnings',
                'dartino_tests', 'dartino_cc_tests'],
                'dartino_warnings,dartino_tests,dartino_compiler,'
                'dartino_cc_tests'),
           new _TestOptionSpecification(
               'arch',
               'The architecture to run tests for',
               ['-a', '--arch'],
               ['all', 'ia32', 'x64', 'arm', 'arm64', 'mips',
-               'simarm', 'simarm64', 'simmips', 'xarm'],
+               'simarm', 'simarm64', 'simmips', 'xarm', 'xmips'],
               'ia32'),
           new _TestOptionSpecification(
               'system',
               'The operating system to run tests on',
               ['-s', '--system'],
               ['linux', 'macos', 'windows', 'lk'],
               Platform.operatingSystem),
           new _TestOptionSpecification(
               'checked',
               'Run tests in checked mode',
@@ skipping 823 matching lines @@
         return option;
       }
     }
     print('Unknown test option $name');
     exit(1);
   }
 
 
   List<_TestOptionSpecification> _options;
 }