80 def log_to_file(path, execargs, link_from=None, link_to=None):  argument
87     log.write('cd: %s; %s\n' % (os.getcwd(), ' '.join(execargs)))
92 def exec_and_return(execargs):  argument
98   return subprocess.call(execargs)
124 def get_obj_path(execargs):  argument
133     i = execargs.index('-o')
134     _ = execargs.index('-c')
138   obj_path = execargs[i + 1]
157 def get_dep_path(execargs):  argument
164   if '-MD' not in execargs and '-MMD' not in execargs:
169   if '-MF' in execargs:
170     i = execargs.index('-MF')
171     dep_path = execargs[i + 1]
174   full_obj_path = get_obj_path(execargs)
181 def get_dwo_path(execargs):  argument
188   if '-gsplit-dwarf' not in execargs:
191   full_obj_path = get_obj_path(execargs)
211 def get_side_effects(execargs):  argument
220   full_dep_path = get_dep_path(execargs)
225   full_dwo_path = get_dwo_path(execargs)
232 def cache_file(execargs, bisect_dir, cache, abs_file_path):  argument
248   log_to_file(pop_log, execargs, abs_file_path, bisect_path)
293 def bisect_populate(execargs, bisect_dir, population_name):  argument
306   retval = exec_and_return(execargs)
310   full_obj_path = get_obj_path(execargs)
320   if not cache_file(execargs, bisect_dir, population_name, full_obj_path):
327   for side_effect in get_side_effects(execargs):
328     _ = cache_file(execargs, bisect_dir, population_name, side_effect)
333 def bisect_triage(execargs, bisect_dir):  argument
346   full_obj_path = get_obj_path(execargs)
351     return exec_and_return(execargs)
358       log_to_file(log_file, execargs, '? compiler', full_obj_path)
359       return exec_and_return(execargs)
371     retval = exec_and_return(execargs)
380   for side_effect in get_side_effects(execargs):
391 def bisect_driver(bisect_stage, bisect_dir, execargs):  argument
394     return bisect_populate(execargs, bisect_dir, GOOD_CACHE)
396     return bisect_populate(execargs, bisect_dir, BAD_CACHE)
398     return bisect_triage(execargs, bisect_dir)