def testClusterOffsets(self):
processor = TestSymbolOffsetProcessor([
SimpleTestSymbol('linker_script_start_of_text', 0, 0),
SimpleTestSymbol('1', 1000, 999),
SimpleTestSymbol('2', 2000, 999),
SimpleTestSymbol('3', 3000, 999),
SimpleTestSymbol('4', 4000, 16),
SimpleTestSymbol('5', 5000, 16),
SimpleTestSymbol('6', 6000, 999),
SimpleTestSymbol('7', 7000, 16),
SimpleTestSymbol('8', 8000, 999),
SimpleTestSymbol('9', 9000, 16),
])
mgr = TestProfileManager({
ProfileFile(40, 0, ''): [1000, 2000, 3000],
ProfileFile(50, 1, ''): [3000, 4000, 5000],
ProfileFile(51, 0, 'renderer'): [2000, 3000, 6000],
ProfileFile(51, 1, 'gpu-process'): [6000, 7000],
ProfileFile(70, 0, ''): [1000, 2000, 6000, 8000, 9000],
ProfileFile(70, 1, ''): [9000, 5000, 3000]
})
syms = cluster.ClusterOffsets(mgr, processor, limit_cluster_size=False)
self.assertListEqual(list('236148957'), syms)
syms = cluster.ClusterOffsets(mgr, processor, limit_cluster_size=True)
self.assertListEqual(list('236489517'), syms)
def _ProcessPhasedOrderfile(self, files):
"""Process the phased orderfiles produced by system health benchmarks.
The offsets will be placed in _GetUnpatchedOrderfileFilename().
Args:
file: Profile files pulled locally.
"""
self._step_recorder.BeginStep('Process Phased Orderfile')
profiles = process_profiles.ProfileManager(files)
processor = process_profiles.SymbolOffsetProcessor(
self._compiler.lib_chrome_so)
ordered_symbols = cluster.ClusterOffsets(profiles, processor)
if not ordered_symbols:
raise Exception('Failed to get ordered symbols')
self._output_data['offsets_kib'] = processor.SymbolsSize(
ordered_symbols) / 1024
with open(self._GetUnpatchedOrderfileFilename(), 'w') as orderfile:
orderfile.write('\n'.join(ordered_symbols))
def _ProcessPhasedOrderfile(self, files):
"""Process the phased orderfiles produced by system health benchmarks.
The offsets will be placed in _GetUnpatchedOrderfileFilename().
Args:
file: Profile files pulled locally.
"""
self._step_recorder.BeginStep('Process Phased Orderfile')
profiles = process_profiles.ProfileManager(files)
processor = process_profiles.SymbolOffsetProcessor(
self._compiler.lib_chrome_so)
ordered_symbols = cluster.ClusterOffsets(profiles, processor)
if not ordered_symbols:
raise Exception('Failed to get ordered symbols')
for sym in ordered_symbols:
assert not sym.startswith('OUTLINED_FUNCTION_'), (
'Outlined function found in instrumented function, very likely '
'something has gone very wrong!')
self._output_data['offsets_kib'] = processor.SymbolsSize(
ordered_symbols) / 1024
with open(self._GetUnpatchedOrderfileFilename(), 'w') as orderfile:
orderfile.write('\n'.join(ordered_symbols))
def testClusterOffsetsFromCallGraph(self):
process1 = ('{"call_graph": [ {'
'"callee_offset": "1000",'
'"caller_and_count": [ {'
'"caller_offset": "0",'
'"count": "2"'
'} ],'
'"index": "61496"'
'}, {'
'"callee_offset": "7000",'
'"caller_and_count": [ {'
'"caller_offset": "1000",'
'"count": "2"'
'}, {'
'"caller_offset": "7500",'
'"count": "100"'
'} ],'
'"index": "61500"'
'}, {'
'"callee_offset": "6000",'
'"caller_and_count": [ {'
'"caller_offset": "1000",'
'"count": "4"'
'}, {'
'"caller_offset": "7000",'
'"count": "3"'
'}, {'
'"caller_offset": "7500",'
'"count": "2"'
'}, {'
'"caller_offset": "0",'
'"count": "3"'
'} ],'
'"index": "47860"'
'}, {'
'"callee_offset": "3000",'
'"caller_and_count": [ {'
'"caller_offset": "6000",'
'"count": "11"'
'} ],'
'"index": "47900"'
'} ],'
'"total_calls_count": "127"'
'}')
process2 = ('{"call_graph": [ {'
'"callee_offset": "1000",'
'"caller_and_count": [ {'
'"caller_offset": "0",'
'"count": "2"'
'} ],'
'"index": "61496"'
'}, {'
'"callee_offset": "5000",'
'"caller_and_count": [ {'
'"caller_offset": "1000",'
'"count": "20"'
'}, {'
'"caller_offset": "5000",'
'"count": "100"'
'}, {'
'"caller_offset": "3000",'
'"count": "40"'
'} ],'
'"index": "61500"'
'}, {'
'"callee_offset": "3000",'
'"caller_and_count": [ {'
'"caller_offset": "5000",'
'"count": "10"'
'}, {'
'"caller_offset": "0",'
'"count": "10"'
'} ],'
'"index": "47860"'
'} ],'
'"total_calls_count": "182"'
'}')
process3 = ('{"call_graph": [ {'
'"callee_offset": "8000",'
'"caller_and_count": [ {'
'"caller_offset": "0",'
'"count": "5"'
'} ],'
'"index": "61496"'
'}, {'
'"callee_offset": "2000",'
'"caller_and_count": [ {'
'"caller_offset": "8000",'
'"count": "100"'
'} ],'
'"index": "61500"'
'}, {'
'"callee_offset": "4000",'
'"caller_and_count": [ {'
'"caller_offset": "8000",'
'"count": "20"'
'} ],'
'"index": "61504"'
'}, {'
'"callee_offset": "9000",'
'"caller_and_count": [ {'
'"caller_offset": "8000",'
'"count": "50"'
'} ],'
'"index": "61512"'
'}, {'
'"callee_offset": "7000",'
'"caller_and_count": [ {'
'"caller_offset": "2000",'
'"count": "15"'
'}, {'
'"caller_offset": "4000",'
'"count": "20"'
'}, {'
'"caller_offset": "9000",'
'"count": "80"'
'}, {'
'"caller_offset": "0",'
'"count": "400"'
'} ],'
'"index": "61516"'
'} ],'
'"total_calls_count": "690"'
'}')
process4 = ('{"call_graph": [ {'
'"callee_offset": "8000",'
'"caller_and_count": [ {'
'"caller_offset": "0",'
'"count": "10"'
'} ],'
'"index": "61496"'
'}, {'
'"callee_offset": "2000",'
'"caller_and_count": [ {'
'"caller_offset": "8000",'
'"count": "100"'
'} ],'
'"index": "61500"'
'}, {'
'"callee_offset": "6000",'
'"caller_and_count": [ {'
'"caller_offset": "7000",'
'"count": "10"'
'} , {'
'"caller_offset": "7500",'
'"count": "2"'
'} ],'
'"index": "61504"'
'}, {'
'"callee_offset": "7000",'
'"caller_and_count": [ {'
'"caller_offset": "8000",'
'"count": "300"'
'}, {'
'"caller_offset": "7500",'
'"count": "100"'
'}, {'
'"caller_offset": "2000",'
'"count": "15"'
'}, {'
'"caller_offset": "0",'
'"count": "50"'
'} ],'
'"index": "61516"'
'} ],'
'"total_calls_count": "587"'
'}')
processor = TestSymbolOffsetProcessor([
SimpleTestSymbol('linker_script_start_of_text', 0, 0),
SimpleTestSymbol('1', 1000, 999),
SimpleTestSymbol('2', 2000, 999),
SimpleTestSymbol('3', 3000, 999),
SimpleTestSymbol('4', 4000, 16),
SimpleTestSymbol('5', 5000, 16),
SimpleTestSymbol('6', 6000, 999),
SimpleTestSymbol('7', 7000, 16),
SimpleTestSymbol('8', 7100, 0), # whitelist
SimpleTestSymbol('9', 8000, 999),
SimpleTestSymbol('10', 9000, 16)
])
mgr = TestProfileManager({
ProfileFile(40, 0, 'renderer'):
json.loads(process1),
ProfileFile(50, 1, 'renderer'):
json.loads(process2),
ProfileFile(51, 0, 'browser'):
json.loads(process3),
ProfileFile(51, 1, 'gpu-process'):
json.loads(process4)
})
syms = cluster.ClusterOffsets(mgr,
processor,
limit_cluster_size=False,
call_graph=True)
self.assertListEqual(['7', '6', '1', '5', '3', '9', '2', '10', '4'],
syms)
