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      1 #
      2 # Copyright 2015 Google Inc.
      3 #
      4 # Use of this source code is governed by a BSD-style license that can be
      5 # found in the LICENSE file.
      6 #
      7 
      8 #!/usr/bin/env python
      9 
     10 usage = '''
     11 Write extra flags to outfile for nanobench based on the bot name:
     12   $ python nanobench_flags.py outfile Perf-Android-GCC-GalaxyS3-GPU-Mali400-Arm7-Release
     13 Or run self-tests:
     14   $ python nanobench_flags.py test
     15 '''
     16 
     17 import inspect
     18 import json
     19 import os
     20 import sys
     21 
     22 
     23 def lineno():
     24   caller = inspect.stack()[1]  # Up one level to our caller.
     25   return inspect.getframeinfo(caller[0]).lineno
     26 
     27 
     28 cov_start = lineno()+1   # We care about coverage starting just past this def.
     29 def get_args(bot):
     30   args = []
     31 
     32   args.extend(['--scales', '1.0', '1.1'])
     33 
     34   config = ['565', '8888', 'gpu', 'nonrendering', 'angle', 'hwui']
     35   # The S4 crashes and the NP produces a long error stream when we run with
     36   # MSAA.
     37   if ('GalaxyS4'    not in bot and
     38       'NexusPlayer' not in bot):
     39     if 'Android' in bot:
     40       config.extend(['msaa4', 'nvprmsaa4'])
     41     else:
     42       config.extend(['msaa16', 'nvprmsaa16'])
     43   args.append('--config')
     44   args.extend(config)
     45 
     46   if 'Valgrind' in bot:
     47     # Don't care about Valgrind performance.
     48     args.extend(['--loops',   '1'])
     49     args.extend(['--samples', '1'])
     50 
     51   if 'HD2000' in bot:
     52     args.extend(['--benchTileW', '256'])
     53     args.extend(['--benchTileH', '256'])
     54 
     55   match = []
     56   if 'Android' in bot:
     57     # Segfaults when run as GPU bench. Very large texture?
     58     match.append('~blurroundrect')
     59     match.append('~patch_grid')  # skia:2847
     60     match.append('~desk_carsvg')
     61   if 'HD2000' in bot:
     62     match.extend(['~gradient', '~etc1bitmap'])  # skia:2895
     63   if 'Nexus7' in bot:
     64     match = ['skp']  # skia:2774
     65   if 'NexusPlayer' in bot:
     66     match.append('~desk_unicodetable')
     67 
     68   if match:
     69     args.append('--match')
     70     args.extend(match)
     71 
     72   return args
     73 cov_end = lineno()   # Don't care about code coverage past here.
     74 
     75 
     76 def self_test():
     77   import coverage  # This way the bots don't need coverage.py to be installed.
     78   args = {}
     79   cases = [
     80     'Perf-Android-Nexus7-Tegra3-Arm7-Release',
     81     'Perf-Android-GCC-NexusPlayer-GPU-PowerVR-x86-Release',
     82     'Test-Ubuntu-GCC-ShuttleA-GPU-GTX550Ti-x86_64-Release-Valgrind',
     83     'Test-Win7-MSVC-ShuttleA-GPU-HD2000-x86-Debug-ANGLE',
     84   ]
     85 
     86   cov = coverage.coverage()
     87   cov.start()
     88   for case in cases:
     89     args[case] = get_args(case)
     90   cov.stop()
     91 
     92   this_file = os.path.basename(__file__)
     93   _, _, not_run, _ = cov.analysis(this_file)
     94   filtered = [line for line in not_run if line > cov_start and line < cov_end]
     95   if filtered:
     96     print 'Lines not covered by test cases: ', filtered
     97     sys.exit(1)
     98 
     99   golden = this_file.replace('.py', '.json')
    100   with open(os.path.join(os.path.dirname(__file__), golden), 'w') as f:
    101     json.dump(args, f, indent=2, sort_keys=True)
    102 
    103 
    104 if __name__ == '__main__':
    105   if len(sys.argv) == 2 and sys.argv[1] == 'test':
    106     self_test()
    107     sys.exit(0)
    108 
    109   if len(sys.argv) != 3:
    110     print usage
    111     sys.exit(1)
    112 
    113   with open(sys.argv[1], 'w') as out:
    114     json.dump(get_args(sys.argv[2]), out)
    115