Make perf try jobs for win x64 build x64 binaries.

tools/auto_bisect/builder.py

 # Copyright 2014 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.
 
 """Classes and functions for building Chrome.
 
 This includes functions for running commands to build, as well as
 specific rules about which targets to build.
 """
 
@@ skipping 25 matching lines @@
 
       if opts.build_preference == 'msvs':
         if not os.getenv('VS100COMNTOOLS'):
           raise RuntimeError(
               'Path to visual studio could not be determined.')
       else:
         # Need to re-escape goma dir, see crbug.com/394990.
         if opts.goma_dir:
           opts.goma_dir = opts.goma_dir.encode('string_escape')
         SetBuildSystemDefault(opts.build_preference, opts.use_goma,
-                              opts.goma_dir)
+                              opts.goma_dir, opts.target_arch)
     else:
       if not opts.build_preference:
         if 'ninja' in os.getenv('GYP_GENERATORS', default=''):
           opts.build_preference = 'ninja'
         else:
           opts.build_preference = 'make'
 
       SetBuildSystemDefault(opts.build_preference, opts.use_goma, opts.goma_dir)
 
     if not SetupPlatformBuildEnvironment(opts):
@@ skipping 127 matching lines @@
     super(AndroidChromeBuilder, self).__init__(opts)
 
   # TODO(qyearsley): Make this a class method and verify that it works with
   # a unit test.
   # pylint: disable=R0201
   def _GetTargets(self):
     """Returns a list of build targets."""
     return AndroidBuilder._GetTargets(self) + ['chrome_apk']
 
 
-def SetBuildSystemDefault(build_system, use_goma, goma_dir):
+def SetBuildSystemDefault(build_system, use_goma, goma_dir, target_arch='ia32'):
   """Sets up any environment variables needed to build with the specified build
   system.
 
   Args:
     build_system: A string specifying build system. Currently only 'ninja' or
         'make' are supported.
+    use_goma: Determines whether to GOMA for compile.
+    goma_dir: GOMA directory path.
+    target_arch: The target build architecture ia32 or x64. Default is ia32

[qyearsley, 2015/02/27 03:37:57]

Style nit: Missing period at the end; I think you should also add a comma or
colon before 'ia32 or x64". 

[prasadv, 2015/02/27 18:08:16]

Done.

   """
   if build_system == 'ninja':
     gyp_var = os.getenv('GYP_GENERATORS', default='')
 
     if not gyp_var or not 'ninja' in gyp_var:
       if gyp_var:
         os.environ['GYP_GENERATORS'] = gyp_var + ',ninja'
       else:
         os.environ['GYP_GENERATORS'] = 'ninja'
 
       if bisect_utils.IsWindowsHost():
         os.environ['GYP_DEFINES'] = 'component=shared_library '\
             'incremental_chrome_dll=1 disable_nacl=1 fastbuild=1 '\
             'chromium_win_pch=0'
 
   elif build_system == 'make':
     os.environ['GYP_GENERATORS'] = 'make'
   else:
     raise RuntimeError('%s build not supported.' % build_system)
 
   if use_goma:
     os.environ['GYP_DEFINES'] = '%s %s' % (os.getenv('GYP_DEFINES', default=''),
                                            'use_goma=1')
     if goma_dir:
       os.environ['GYP_DEFINES'] += ' gomadir=%s' % goma_dir
 
+  # Produce 64 bit chromium binaries when target architecure is set to x64.
+  if target_arch == 'x64':
+    os.environ['GYP_DEFINES'] += ' target_arch=%s' % target_arch
 
 def SetupPlatformBuildEnvironment(opts):
   """Performs any platform-specific setup.
 
   Args:
     opts: The options parsed from the command line through parse_args().
 
   Returns:
     True if successful.
   """
@@ skipping 103 matching lines @@
   # (See http://crrev.com/170273005). So, we set this variable explicitly here
   # in order to build Chrome on Android.
   if 'GYP_DEFINES' not in os.environ:
     os.environ['GYP_DEFINES'] = 'OS=android'
   else:
     os.environ['GYP_DEFINES'] += ' OS=android'
 
   if opts.use_goma:
     os.environ['GYP_DEFINES'] += ' use_goma=1'
   return not proc.returncode