Subzero: Add x86-64 to the bots.

tools/toolchain_tester/torture_test.py

 #!/usr/bin/python
 # Copyright (c) 2013 The Native Client Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 ''' Installs and runs (a subset of) the gcc toolchain test suite against
 various nacl and non-nacl toolchains
 '''
 
 import glob
@@ skipping 69 matching lines @@
 
   config_map = { 'pnacl': 'llvm_pnacl',
                  'naclgcc': 'nacl_gcc',
                  'localgcc': 'local_gcc',
                  'clang': 'nacl_clang'}
 
   failures = []
   if compiler == 'pnacl':
     # O3_O0 is clang -O3 followed by pnacl-translate -O0
     optmodes = ['O0', 'O3', 'O0_O0', 'O3_O0']
-    if platform == 'x86-32':
+    if platform in ('x86-32', 'x86-64'):
       # Add some extra Subzero configurations.
       optmodes.extend(['O3_sz', 'O3_O0_sz'])
       # TODO(stichnot): Consider pruning some configurations if the tests run
       # too long.
   else:
     optmodes = ['O0', 'O3']
   for optmode in optmodes:
     # TODO: support an option like -k? For now, always keep going
     config = '_'.join((config_map[compiler], platform, optmode))
 
@@ skipping 30 matching lines @@
     platform = sys.argv[2]
     tester_argv = sys.argv[3:]
   except IndexError:
     usage()
     sys.exit(1)
 
   return run_torture(status, compiler, platform, tester_argv)
 
 if __name__ == '__main__':
   sys.exit(main())