-
Notifications
You must be signed in to change notification settings - Fork 3.3k
/
test_benchmark.py
1123 lines (973 loc) · 41.5 KB
/
test_benchmark.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
# Copyright 2013 The Emscripten Authors. All rights reserved.
# Emscripten is available under two separate licenses, the MIT license and the
# University of Illinois/NCSA Open Source License. Both these licenses can be
# found in the LICENSE file.
import math
import os
import re
import shutil
import sys
import time
import unittest
import json
import zlib
from pathlib import Path
from typing import List
if __name__ == '__main__':
raise Exception('do not run this file directly; do something like: test/runner.py benchmark')
import clang_native
import jsrun
import common
from tools.shared import CLANG_CC, CLANG_CXX
from common import test_file, read_file, read_binary
from tools.shared import run_process, PIPE, EMCC, config
from tools import building, utils, shared
# standard arguments for timing:
# 0: no runtime, just startup
# 1: very little runtime
# 2: 0.5 seconds
# 3: 1 second
# 4: 5 seconds
# 5: 10 seconds
DEFAULT_ARG = '4'
TEST_REPS = 5
# by default, run just core benchmarks
CORE_BENCHMARKS = True
# if a specific benchmark is requested, don't limit to core
if 'benchmark.' in str(sys.argv):
CORE_BENCHMARKS = False
non_core = unittest.skipIf(CORE_BENCHMARKS, "only running core benchmarks")
OPTIMIZATIONS = '-O3'
PROFILING = 0
LLVM_FEATURE_FLAGS = ['-mnontrapping-fptoint']
# A comma separated list of benchmarkers to run during test_benchmark tests. See
# `named_benchmarkers` for what is available.
EMTEST_BENCHMARKERS = os.getenv('EMTEST_BENCHMARKERS', 'clang,v8,v8-lto,v8-ctors')
class Benchmarker():
# Whether to record statistics. Set by SizeBenchmarker.
record_stats = False
# called when we init the object, which is during startup, even if we are
# not running benchmarks
def __init__(self, name):
self.name = name
# called when we actually start to run benchmarks
def prepare(self):
pass
def bench(self, args, output_parser=None, reps=TEST_REPS, expected_output=None):
self.times = []
self.reps = reps
for _ in range(reps):
start = time.time()
output = self.run(args)
if expected_output is not None and expected_output not in output:
raise ValueError('Incorrect benchmark output:\n' + output)
if not output_parser or args == ['0']: # if arg is 0, we are not running code, and have no output to parse
curr = time.time() - start
else:
try:
curr = output_parser(output)
except Exception as e:
print(str(e))
print('Parsing benchmark results failed, output was: ' + output)
self.times.append(curr)
def display(self, baseline=None):
# speed
if self.times:
if baseline == self:
baseline = None
mean = sum(self.times) / len(self.times)
squared_times = [x * x for x in self.times]
mean_of_squared = sum(squared_times) / len(self.times)
std = math.sqrt(mean_of_squared - mean * mean)
sorted_times = sorted(self.times)
count = len(sorted_times)
if count % 2 == 0:
median = sum(sorted_times[count // 2 - 1:count // 2 + 1]) / 2
else:
median = sorted_times[count // 2]
print(' %10s: mean: %4.3f (+-%4.3f) secs median: %4.3f range: %4.3f-%4.3f (noise: %4.3f%%) (%d runs)' % (self.name, mean, std, median, min(self.times), max(self.times), 100 * std / mean, self.reps), end=' ')
if baseline:
mean_baseline = sum(baseline.times) / len(baseline.times)
final = mean / mean_baseline
print(' Relative: %.2f X slower' % final)
else:
print()
# size
recorded_stats = []
def add_stat(name, size, gzip_size):
recorded_stats.append({
'value': name,
'measurement': size,
})
recorded_stats.append({
'value': name + ' (gzipped)',
'measurement': gzip_size,
})
total_size = 0
total_gzip_size = 0
for file in self.get_output_files():
size = os.path.getsize(file)
gzip_size = len(zlib.compress(read_binary(file)))
if self.record_stats:
add_stat(utils.removeprefix(os.path.basename(file), 'size_'), size, gzip_size)
total_size += size
total_gzip_size += gzip_size
if self.record_stats:
add_stat('total', total_size, total_gzip_size)
print(' size: %8s, compressed: %8s' % (total_size, total_gzip_size), end=' ')
if self.get_size_text():
print(' (' + self.get_size_text() + ')', end=' ')
print()
return recorded_stats
def get_size_text(self):
return ''
class NativeBenchmarker(Benchmarker):
def __init__(self, name, cc, cxx, args=None):
self.name = name
self.cc = cc
self.cxx = cxx
self.args = args or [OPTIMIZATIONS]
def build(self, parent, filename, args, shared_args, emcc_args, native_args, native_exec, lib_builder, has_output_parser):
native_args = native_args or []
shared_args = shared_args or []
self.parent = parent
if lib_builder:
env = {'CC': self.cc, 'CXX': self.cxx, 'CXXFLAGS': "-Wno-c++11-narrowing"}
env.update(clang_native.get_clang_native_env())
native_args = native_args + lib_builder(self.name, native=True, env_init=env)
if not native_exec:
compiler = self.cxx if filename.endswith('cpp') else self.cc
cmd = compiler + [
'-fno-math-errno',
filename,
'-o', filename + '.native'
] + self.args + shared_args + native_args + clang_native.get_clang_native_args()
# print(cmd)
run_process(cmd, env=clang_native.get_clang_native_env())
else:
shutil.copyfile(native_exec, filename + '.native')
shutil.copymode(native_exec, filename + '.native')
final = os.path.dirname(filename) + os.path.sep + self.name + '_' + os.path.basename(filename) + '.native'
shutil.move(filename + '.native', final)
self.filename = final
def run(self, args):
return run_process([self.filename] + args, stdout=PIPE, stderr=PIPE, check=False).stdout
def get_output_files(self):
return [self.filename]
def get_size_text(self):
return 'dynamically linked - libc etc. are not included!'
def run_binaryen_opts(filename, opts):
run_process([
os.path.join(building.get_binaryen_bin(), 'wasm-opt', '--all-features'),
filename,
'-o', filename
] + opts)
class EmscriptenBenchmarker(Benchmarker):
def __init__(self, name, engine, extra_args=None, env=None, binaryen_opts=None):
self.name = name
self.engine = engine
self.extra_args = extra_args or []
self.env = os.environ.copy()
if env:
self.env.update(env)
self.binaryen_opts = binaryen_opts or []
def build(self, parent, filename, args, shared_args, emcc_args, native_args, native_exec, lib_builder, has_output_parser):
emcc_args = emcc_args or []
self.filename = filename
llvm_root = self.env.get('LLVM') or config.LLVM_ROOT
if lib_builder:
env_init = self.env.copy()
# Note that we need to pass in all the flags here because some build
# systems (like zlib) if they see a CFLAGS it will override all their
# default flags, including optimizations.
env_init['CFLAGS'] = ' '.join(LLVM_FEATURE_FLAGS + [OPTIMIZATIONS] + self.extra_args)
# This shouldn't be 'emcc_args += ...', because emcc_args is passed in as
# a parameter and changes will be visible to the caller.
emcc_args = emcc_args + lib_builder('js_' + llvm_root, native=False, env_init=env_init)
final = os.path.dirname(filename) + os.path.sep + self.name + ('_' if self.name else '') + os.path.basename(filename) + '.js'
final = final.replace('.cpp', '')
utils.delete_file(final)
cmd = [
EMCC, filename,
OPTIMIZATIONS,
'-sINITIAL_MEMORY=256MB',
'-sENVIRONMENT=node,shell',
'-o', final
] + LLVM_FEATURE_FLAGS
if shared_args:
cmd += shared_args
if PROFILING:
cmd += ['--profiling']
else:
cmd += ['--closure=1', '-sMINIMAL_RUNTIME']
# add additional emcc args at the end, which may override other things
# above, such as minimal runtime
cmd += emcc_args + self.extra_args
if '-sFILESYSTEM' not in cmd and '-sFORCE_FILESYSTEM' not in cmd:
cmd += ['-sFILESYSTEM=0']
self.cmd = cmd
run_process(cmd, env=self.env)
if self.binaryen_opts:
run_binaryen_opts(shared.replace_suffix(final, '.wasm'), self.binaryen_opts)
self.filename = final
def run(self, args):
return jsrun.run_js(self.filename, engine=self.engine, args=args, stderr=PIPE)
def get_output_files(self):
ret = [self.filename]
if 'WASM=0' in self.cmd:
if 'MINIMAL_RUNTIME=0' not in self.cmd:
ret.append(shared.replace_suffix(self.filename, '.asm.js'))
ret.append(shared.replace_suffix(self.filename, '.mem'))
else:
ret.append(self.filename + '.mem')
else:
ret.append(shared.replace_suffix(self.filename, '.wasm'))
return ret
# This benchmarker will make a test benchmark build with Emscripten and record
# the file output sizes in out/test/stats.json. The file format is specified at
# https://skia.googlesource.com/buildbot/+/refs/heads/main/perf/FORMAT.md
# Running the benchmark will be skipped.
class SizeBenchmarker(EmscriptenBenchmarker):
record_stats = True
def __init__(self, name):
# do not set an engine, as we will not run the code
super().__init__(name, engine=None)
# we will not actually run the benchmarks
run = None
CHEERP_BIN = '/opt/cheerp/bin/'
class CheerpBenchmarker(Benchmarker):
def __init__(self, name, engine, args=None, binaryen_opts=None):
self.name = name
self.engine = engine
self.args = args or [OPTIMIZATIONS]
self.binaryen_opts = binaryen_opts or []
def build(self, parent, filename, args, shared_args, emcc_args, native_args, native_exec, lib_builder, has_output_parser):
cheerp_args = [
'-fno-math-errno',
]
cheerp_args += self.args
self.parent = parent
if lib_builder:
# build as "native" (so no emcc env stuff), but with all the cheerp stuff
# set in the env
cheerp_args = cheerp_args + lib_builder(self.name, native=True, env_init={
'CC': CHEERP_BIN + 'clang',
'CXX': CHEERP_BIN + 'clang++',
'AR': CHEERP_BIN + '../libexec/cheerp-unknown-none-ar',
'LD': CHEERP_BIN + 'clang',
'NM': CHEERP_BIN + 'llvm-nm',
'LDSHARED': CHEERP_BIN + 'clang',
'RANLIB': CHEERP_BIN + '../libexec/cheerp-unknown-none-ranlib',
'CXXFLAGS': "-Wno-c++11-narrowing",
'CHEERP_PREFIX': CHEERP_BIN + '../',
})
if PROFILING:
cheerp_args += ['-cheerp-pretty-code'] # get function names, like emcc --profiling
final = os.path.dirname(filename) + os.path.sep + self.name + ('_' if self.name else '') + os.path.basename(filename) + '.js'
final = final.replace('.cpp', '')
utils.delete_file(final)
dirs_to_delete = []
cheerp_args += ['-cheerp-preexecute']
try:
# print(cheerp_args)
if filename.endswith('.c'):
compiler = CHEERP_BIN + '/clang'
else:
compiler = CHEERP_BIN + '/clang++'
cmd = [compiler] + cheerp_args + [
'-cheerp-linear-heap-size=256',
'-cheerp-secondary-output-file=' + final.replace('.js', '.wasm'),
filename,
'-o', final
] + shared_args
# print(' '.join(cmd))
run_process(cmd, stdout=PIPE, stderr=PIPE)
self.filename = final
if self.binaryen_opts:
run_binaryen_opts(final.replace('.js', '.wasm'), self.binaryen_opts)
finally:
for dir_ in dirs_to_delete:
utils.delete_dir(dir_)
def run(self, args):
return jsrun.run_js(self.filename, engine=self.engine, args=args, stderr=PIPE)
def get_output_files(self):
return [self.filename, shared.replace_suffix(self.filename, '.wasm')]
# Benchmarkers
benchmarkers: List[Benchmarker] = []
# avoid the baseline compiler running, because it adds a lot of noise
# (the nondeterministic time it takes to get to the full compiler ends up
# mattering as much as the actual benchmark)
aot_v8 = (config.V8_ENGINE if config.V8_ENGINE else []) + ['--no-liftoff']
named_benchmarkers = {
'clang': NativeBenchmarker('clang', [CLANG_CC], [CLANG_CXX]),
'gcc': NativeBenchmarker('gcc', ['gcc', '-no-pie'], ['g++', '-no-pie']),
'size': SizeBenchmarker('size'),
'v8': EmscriptenBenchmarker('v8', aot_v8),
'v8-lto': EmscriptenBenchmarker('v8-lto', aot_v8, ['-flto']),
'v8-ctors': EmscriptenBenchmarker('v8-ctors', aot_v8, ['-sEVAL_CTORS']),
'v8-64': EmscriptenBenchmarker('v8-64', aot_v8, ['-sMEMORY64=2']),
'node': EmscriptenBenchmarker('node', config.NODE_JS),
'node-64': EmscriptenBenchmarker('node-64', config.NODE_JS, ['-sMEMORY64=2']),
'cherp-v8': CheerpBenchmarker('cheerp-v8-wasm', aot_v8),
# TODO: ensure no baseline compiler is used, see v8
'sm': EmscriptenBenchmarker('sm', config.SPIDERMONKEY_ENGINE),
'cherp-sm': CheerpBenchmarker('cheerp-sm-wasm', config.SPIDERMONKEY_ENGINE)
}
for name in EMTEST_BENCHMARKERS.split(','):
if name not in named_benchmarkers:
raise Exception('error, unknown benchmarker ' + name)
benchmarkers.append(named_benchmarkers[name])
class benchmark(common.RunnerCore):
save_dir = True
stats = [] # type: ignore
@classmethod
def setUpClass(cls):
super().setUpClass()
for benchmarker in benchmarkers:
benchmarker.prepare()
fingerprint = ['including compilation', time.asctime()]
try:
fingerprint.append('em: ' + run_process(['git', 'show'], stdout=PIPE).stdout.splitlines()[0])
except Exception:
pass
try:
with common.chdir(os.path.expanduser('~/Dev/mozilla-central')):
fingerprint.append('sm: ' + [line for line in run_process(['hg', 'tip'], stdout=PIPE).stdout.splitlines() if 'changeset' in line][0])
except Exception:
pass
fingerprint.append('llvm: ' + config.LLVM_ROOT)
print('Running Emscripten benchmarks... [ %s ]' % ' | '.join(fingerprint))
@classmethod
def tearDownClass(cls):
super().tearDownClass()
if cls.stats:
output = {
'version': 1,
'git_hash': '',
'results': cls.stats
}
utils.write_file('stats.json', json.dumps(output, indent=2) + '\n')
# avoid depending on argument reception from the commandline
def hardcode_arguments(self, code):
if not code or 'int main()' in code:
return code
main_pattern = 'int main(int argc, char **argv)'
assert main_pattern in code
code = code.replace(main_pattern, 'int benchmark_main(int argc, char **argv)')
code += '''
int main() {
int newArgc = 2;
char* newArgv[] = { (char*)"./program.exe", (char*)"%s" };
int ret = benchmark_main(newArgc, newArgv);
return ret;
}
''' % DEFAULT_ARG
return code
def do_benchmark(self, name, src, expected_output='FAIL', args=None,
emcc_args=None, native_args=None, shared_args=None,
force_c=False, reps=TEST_REPS, native_exec=None,
output_parser=None, args_processor=None, lib_builder=None,
skip_native=False):
if not benchmarkers:
raise Exception('error, no benchmarkers')
args = args or [DEFAULT_ARG]
if args_processor:
args = args_processor(args)
dirname = self.get_dir()
filename = os.path.join(dirname, name + '.c' + ('' if force_c else 'pp'))
src = self.hardcode_arguments(src)
utils.write_file(filename, src)
print()
baseline = None
for b in benchmarkers:
if skip_native and isinstance(b, NativeBenchmarker):
continue
if not b.run:
# If we won't run the benchmark, we don't need repetitions.
reps = 0
baseline = b
print('Running benchmarker: %s: %s' % (b.__class__.__name__, b.name))
b.build(self, filename, args, shared_args, emcc_args, native_args, native_exec, lib_builder, has_output_parser=output_parser is not None)
b.bench(args, output_parser, reps, expected_output)
recorded_stats = b.display(baseline)
if recorded_stats:
self.add_stats(name, recorded_stats)
def add_stats(self, name, stats):
self.stats.append({
'key': {
'test': name,
'units': 'bytes'
},
'measurements': {
'stats': stats
}
})
def test_primes(self, check=True):
src = r'''
#include <stdio.h>
#include <math.h>
int main(int argc, char **argv) {
int arg = argc > 1 ? argv[1][0] - '0' : 3;
switch(arg) {
case 0: return 0; break;
case 1: arg = 33000; break;
case 2: arg = 130000; break;
case 3: arg = 220000; break;
case 4: arg = 610000; break;
case 5: arg = 1010000; break;
default:
#ifdef CHECK
printf("error: %d\\n", arg);
#endif
return -1;
}
int primes = 0, curri = 2;
while (primes < arg) {
int ok = true;
for (int j = 2; j < sqrtf(curri); j++) {
if (curri % j == 0) {
ok = false;
break;
}
}
if (ok) {
primes++;
}
curri++;
}
#ifdef CHECK
printf("lastprime: %d.\n", curri-1);
#endif
return 0;
}
'''
self.do_benchmark('primes' if check else 'primes-nocheck', src, 'lastprime:' if check else '', shared_args=['-DCHECK'] if check else [])
# Also interesting to test it without the printfs which allow checking the output. Without
# printf, code size is dominated by the runtime itself (the compiled code is just a few lines).
def test_primes_nocheck(self):
self.test_primes(check=False)
def test_memops(self):
src = '''
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
int main(int argc, char **argv) {
int N, M;
int arg = argc > 1 ? argv[1][0] - '0' : 3;
switch(arg) {
case 0: return 0; break;
case 1: N = 1024*1024; M = 55; break;
case 2: N = 1024*1024; M = 400; break;
case 3: N = 1024*1024; M = 800; break;
case 4: N = 1024*1024; M = 4000; break;
case 5: N = 1024*1024; M = 8000; break;
default: printf("error: %d\\n", arg); return -1;
}
int final = 0;
char *buf = (char*)malloc(N);
for (int t = 0; t < M; t++) {
for (int i = 0; i < N; i++)
buf[i] = (i + final)%256;
for (int i = 0; i < N; i++)
final += buf[i] & 1;
final = final % 1000;
}
printf("final: %d.\\n", final);
return 0;
}
'''
self.do_benchmark('memops', src, 'final:')
@non_core
def test_files(self):
src = r'''
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include <unistd.h>
int main(int argc, char **argv) {
int N = 100;
int M = 1000;
int K = 1000;
unsigned char *k = (unsigned char*)malloc(K+1), *k2 = (unsigned char*)malloc(K+1);
for (int i = 0; i < K; i++) {
k[i] = (i % 250) + 1;
}
k[K] = 0;
char buf[100];
for (int i = 0; i < N; i++) {
sprintf(buf, "/dev/shm/file-%d.dat", i);
FILE *f = fopen(buf, "w");
for (int j = 0; j < M; j++) {
fwrite(k, 1, (j % K) + 1, f);
}
fclose(f);
}
for (int i = 0; i < N; i++) {
sprintf(buf, "/dev/shm/file-%d.dat", i);
FILE *f = fopen(buf, "r");
for (int j = 0; j < M; j++) {
fread(k2, 1, (j % K) + 1, f);
}
fclose(f);
for (int j = 0; j < K; j++) {
assert(k[j] == k2[j]);
}
unlink(buf);
}
printf("ok");
return 0;
}
'''
self.do_benchmark('files', src, 'ok', emcc_args=['-sFILESYSTEM', '-sMINIMAL_RUNTIME=0', '-sEXIT_RUNTIME'])
def test_copy(self):
src = r'''
#include <stdio.h>
struct vec {
int x, y, z;
int r, g, b;
vec(int x_, int y_, int z_, int r_, int g_, int b_) : x(x_), y(y_), z(z_), r(r_), g(g_), b(b_) {}
static vec add(vec a, vec b) {
return vec(a.x+b.x, a.y+b.y, a.z+b.z, a.r+b.r, a.g+b.g, a.b+b.b);
}
void norm() {
x %= 1024;
y %= 1024;
z %= 1024;
r %= 1024;
b %= 1024;
g %= 1024;
}
int sum() { return x + y + z + r + g + b; }
};
int main(int argc, char **argv) {
int arg = argc > 1 ? argv[1][0] - '0' : 3;
switch(arg) {
case 0: return 0; break;
case 1: arg = 75; break;
case 2: arg = 625; break;
case 3: arg = 1250; break;
case 4: arg = 5*1250; break;
case 5: arg = 10*1250; break;
default: printf("error: %d\\n", arg); return -1;
}
int total = 0;
for (int i = 0; i < arg; i++) {
for (int j = 0; j < 50000; j++) {
vec c(i, i+i%10, j*2, i%255, j%120, i%15);
vec d(j+i%10, j*2, j%255, i%120, j%15, j);
vec e = c;
c.norm();
d.norm();
vec f = vec::add(c, d);
f = vec::add(e, f);
f.norm();
f = vec::add(d, f);
total += f.sum() % 100;
total %= 10240;
}
}
printf("sum:%d\n", total);
return 0;
}
'''
self.do_benchmark('copy', src, 'sum:')
def test_ifs(self):
src = r'''
#include <stdio.h>
#include <stdlib.h>
volatile int x = 0;
__attribute__ ((noinline)) int calc() {
return (x++) & 16384;
}
int main(int argc, char **argv) {
int arg = argc > 1 ? argv[1][0] - '0' : 3;
switch(arg) {
case 0: return 0; break;
case 1: arg = 5*75; break;
case 2: arg = 5*625; break;
case 3: arg = 5*1250; break;
case 4: arg = 5*5*1250; break;
case 5: arg = 5*10*1250; break;
default: printf("error: %d\\n", arg); return -1;
}
int sum = 0;
for (int j = 0; j < 27000; j++) {
for (int i = 0; i < arg; i++) {
if (calc() && calc()) {
sum += 17;
} else {
sum += 19;
}
if (calc() || calc()) {
sum += 23;
}
}
}
printf("ok %d\n", sum);
return 0;
}
'''
self.do_benchmark('ifs', src, 'ok')
def test_conditionals(self):
src = r'''
#include <stdio.h>
#include <stdlib.h>
int main(int argc, char **argv) {
int arg = argc > 1 ? argv[1][0] - '0' : 3;
switch(arg) {
case 0: return 0; break;
case 1: arg = 3*75; break;
case 2: arg = 3*625; break;
case 3: arg = 3*1250; break;
case 4: arg = 3*5*1250; break;
case 5: arg = 3*10*1250; break;
default: printf("error: %d\\n", arg); return -1;
}
int x = 0;
for (int j = 0; j < 27000; j++) {
for (int i = 0; i < arg; i++) {
if (((x*x+11) % 3 == 0) | ((x*(x+2)+17) % 5 == 0)) {
x += 2;
} else {
x++;
}
}
}
printf("ok %d\n", x);
return 0;
}
'''
self.do_benchmark('conditionals', src, 'ok', reps=TEST_REPS)
def test_fannkuch(self):
src = read_file(test_file('fannkuch.cpp')).replace(
'int n = argc > 1 ? atoi(argv[1]) : 0;',
'''
int n;
int arg = argc > 1 ? argv[1][0] - '0' : 3;
switch(arg) {
case 0: return 0; break;
case 1: n = 9; break;
case 2: n = 10; break;
case 3: n = 11; break;
case 4: n = 11; break;
case 5: n = 12; break;
default: printf("error: %d\\n", arg); return -1;
}
'''
)
assert 'switch(arg)' in src
self.do_benchmark('fannkuch', src, 'Pfannkuchen(')
def test_corrections(self):
src = r'''
#include <stdio.h>
#include <math.h>
int main(int argc, char **argv) {
int N, M;
int arg = argc > 1 ? argv[1][0] - '0' : 3;
switch(arg) {
case 0: return 0; break;
case 1: N = 20000; M = 550; break;
case 2: N = 20000; M = 3500; break;
case 3: N = 20000; M = 7000; break;
case 4: N = 20000; M = 5*7000; break;
case 5: N = 20000; M = 10*7000; break;
default: printf("error: %d\\n", arg); return -1;
}
unsigned int f = 0;
unsigned short s = 0;
for (int t = 0; t < M; t++) {
for (int i = 0; i < N; i++) {
f += i / ((t % 5)+1);
if (f > 1000) f /= (t % 3)+1;
if (i % 4 == 0) f += i * (i % 8 == 0 ? 1 : -1);
s += (short(f)*short(f)) % 256;
}
}
printf("final: %d:%d.\n", f, s);
return 0;
}
'''
self.do_benchmark('corrections', src, 'final:')
def test_corrections64(self):
src = r'''
#include <stdio.h>
#include <math.h>
#include <stdint.h>
int main(int argc, char **argv) {
int64_t N, M;
int arg = argc > 1 ? argv[1][0] - '0' : 3;
switch(arg) {
case 0: return 0; break;
case 1: N = 8000; M = 550; break;
case 2: N = 8000; M = 3500; break;
case 3: N = 8000; M = 7000; break;
case 4: N = 8000; M = 5*7000; break;
case 5: N = 8000; M = 10*7000; break;
default: printf("error: %d\\n", arg); return -1;
}
uint64_t f = 0;
uint32_t s = 0;
for (int64_t t = 0; t < M; t++) {
for (int64_t i = 0; i < N; i++) {
f += i / ((t % 5)+1);
if (f > 1000) f /= (t % 3)+1;
if (i % 4 == 0) f += i * (i % 8 == 0 ? 1 : -1);
s += (short(f)*short(f)) % 256;
}
}
printf("final: %lld:%d.\n", f, s);
return 0;
}
'''
self.do_benchmark('corrections64', src, 'final:')
def fasta(self, name, double_rep):
src = read_file(test_file('fasta.cpp')).replace('double', double_rep)
src = src.replace(' const size_t n = ( argc > 1 ) ? atoi( argv[1] ) : 512;', '''
int n;
int arg = argc > 1 ? argv[1][0] - '0' : 3;
switch(arg) {
case 0: return 0; break;
case 1: n = 19000000/20; break;
case 2: n = 19000000/2; break;
case 3: n = 19000000; break;
case 4: n = 19000000*5; break;
case 5: n = 19000000*10; break;
default: printf("error: %d\\n", arg); return -1;
}
''')
assert 'switch(arg)' in src
self.do_benchmark('fasta', src, '')
def test_fasta_float(self):
self.fasta('fasta_float', 'float')
@non_core
def test_fasta_double(self):
self.fasta('fasta_double', 'double')
def test_skinning(self):
src = read_file(test_file('skinning_test_no_simd.cpp'))
self.do_benchmark('skinning', src, 'blah=0.000000')
def test_havlak(self):
src = read_file(test_file('havlak.cpp'))
# This runs many recursive calls (DFS) and thus needs a larger stack
self.do_benchmark('havlak', src, 'Found', shared_args=['-std=c++11'],
emcc_args=['-sSTACK_SIZE=1MB'])
def test_base64(self):
src = read_file(test_file('base64.c'))
self.do_benchmark('base64', src, 'decode')
@non_core
def test_life(self):
src = read_file(test_file('life.c'))
self.do_benchmark('life', src, '''--------------------------------''', force_c=True)
def test_zzz_linpack(self):
def output_parser(output):
mflops = re.search(r'Unrolled Double Precision ([\d\.]+) Mflops', output).group(1)
return 10000.0 / float(mflops)
self.do_benchmark('linpack_double', read_file(test_file('benchmark/linpack2.c')), '''Unrolled Double Precision''', force_c=True, output_parser=output_parser)
# Benchmarks the synthetic performance of calling native functions.
@non_core
def test_native_functions(self):
def output_parser(output):
return float(re.search(r'Total time: ([\d\.]+)', output).group(1))
self.do_benchmark('native_functions', read_file(test_file('benchmark/benchmark_ffis.cpp')), 'Total time:',
output_parser=output_parser,
# Not minimal because this uses functions in library_browsers.js
emcc_args=['-sMINIMAL_RUNTIME=0'],
shared_args=['-DBUILD_FOR_SHELL', '-I' + test_file('benchmark')])
# Benchmarks the synthetic performance of calling function pointers.
@non_core
def test_native_function_pointers(self):
def output_parser(output):
return float(re.search(r'Total time: ([\d\.]+)', output).group(1))
self.do_benchmark('native_functions', read_file(test_file('benchmark/benchmark_ffis.cpp')), 'Total time:',
output_parser=output_parser,
# Not minimal because this uses functions in library_browsers.js
emcc_args=['-sMINIMAL_RUNTIME=0'],
shared_args=['-DBENCHMARK_FUNCTION_POINTER=1', '-DBUILD_FOR_SHELL', '-I' + test_file('benchmark')])
# Benchmarks the synthetic performance of calling "foreign" JavaScript functions.
@non_core
def test_foreign_functions(self):
def output_parser(output):
return float(re.search(r'Total time: ([\d\.]+)', output).group(1))
self.do_benchmark('foreign_functions', read_file(test_file('benchmark/benchmark_ffis.cpp')), 'Total time:',
output_parser=output_parser,
# Not minimal because this uses functions in library_browsers.js
emcc_args=['--js-library', test_file('benchmark/benchmark_ffis.js'), '-sMINIMAL_RUNTIME=0'],
shared_args=['-DBENCHMARK_FOREIGN_FUNCTION=1', '-DBUILD_FOR_SHELL', '-I' + test_file('benchmark')])
@non_core
def test_memcpy_128b(self):
def output_parser(output):
return float(re.search(r'Total time: ([\d\.]+)', output).group(1))
self.do_benchmark('memcpy_128b', read_file(test_file('benchmark/benchmark_memcpy.cpp')), 'Total time:', output_parser=output_parser, shared_args=['-DMAX_COPY=128', '-DBUILD_FOR_SHELL', '-I' + test_file('benchmark')])
@non_core
def test_memcpy_4k(self):
def output_parser(output):
return float(re.search(r'Total time: ([\d\.]+)', output).group(1))
self.do_benchmark('memcpy_4k', read_file(test_file('benchmark/benchmark_memcpy.cpp')), 'Total time:', output_parser=output_parser, shared_args=['-DMIN_COPY=128', '-DMAX_COPY=4096', '-DBUILD_FOR_SHELL', '-I' + test_file('benchmark')])
@non_core
def test_memcpy_16k(self):
def output_parser(output):
return float(re.search(r'Total time: ([\d\.]+)', output).group(1))
self.do_benchmark('memcpy_16k', read_file(test_file('benchmark/benchmark_memcpy.cpp')), 'Total time:', output_parser=output_parser, shared_args=['-DMIN_COPY=4096', '-DMAX_COPY=16384', '-DBUILD_FOR_SHELL', '-I' + test_file('benchmark')])
@non_core
def test_memcpy_1mb(self):
def output_parser(output):
return float(re.search(r'Total time: ([\d\.]+)', output).group(1))
self.do_benchmark('memcpy_1mb', read_file(test_file('benchmark/benchmark_memcpy.cpp')), 'Total time:', output_parser=output_parser, shared_args=['-DMIN_COPY=16384', '-DMAX_COPY=1048576', '-DBUILD_FOR_SHELL', '-I' + test_file('benchmark')])
@non_core
def test_memcpy_16mb(self):
def output_parser(output):
return float(re.search(r'Total time: ([\d\.]+)', output).group(1))
self.do_benchmark('memcpy_16mb', read_file(test_file('benchmark/benchmark_memcpy.cpp')), 'Total time:', output_parser=output_parser, shared_args=['-DMIN_COPY=1048576', '-DBUILD_FOR_SHELL', '-I' + test_file('benchmark')])
@non_core
def test_memset_128b(self):
def output_parser(output):
return float(re.search(r'Total time: ([\d\.]+)', output).group(1))
self.do_benchmark('memset_128b', read_file(test_file('benchmark/benchmark_memset.cpp')), 'Total time:', output_parser=output_parser, shared_args=['-DMAX_COPY=128', '-DBUILD_FOR_SHELL', '-I' + test_file('benchmark')])
@non_core
def test_memset_4k(self):
def output_parser(output):
return float(re.search(r'Total time: ([\d\.]+)', output).group(1))
self.do_benchmark('memset_4k', read_file(test_file('benchmark/benchmark_memset.cpp')), 'Total time:', output_parser=output_parser, shared_args=['-DMIN_COPY=128', '-DMAX_COPY=4096', '-DBUILD_FOR_SHELL', '-I' + test_file('benchmark')])
@non_core
def test_memset_16k(self):
def output_parser(output):
return float(re.search(r'Total time: ([\d\.]+)', output).group(1))
self.do_benchmark('memset_16k', read_file(test_file('benchmark/benchmark_memset.cpp')), 'Total time:', output_parser=output_parser, shared_args=['-DMIN_COPY=4096', '-DMAX_COPY=16384', '-DBUILD_FOR_SHELL', '-I' + test_file('benchmark')])
@non_core
def test_memset_1mb(self):
def output_parser(output):
return float(re.search(r'Total time: ([\d\.]+)', output).group(1))
self.do_benchmark('memset_1mb', read_file(test_file('benchmark/benchmark_memset.cpp')), 'Total time:', output_parser=output_parser, shared_args=['-DMIN_COPY=16384', '-DMAX_COPY=1048576', '-DBUILD_FOR_SHELL', '-I' + test_file('benchmark')])
@non_core
def test_memset_16mb(self):
def output_parser(output):
return float(re.search(r'Total time: ([\d\.]+)', output).group(1))
self.do_benchmark('memset_16mb', read_file(test_file('benchmark/benchmark_memset.cpp')), 'Total time:', output_parser=output_parser, shared_args=['-DMIN_COPY=1048576', '-DBUILD_FOR_SHELL', '-I' + test_file('benchmark')])
def test_malloc_multithreading(self):
# Multithreaded malloc test. For emcc we use mimalloc here.
src = read_file(test_file('other/test_malloc_multithreading.cpp'))
# TODO measure with different numbers of cores and not fixed 4
self.do_benchmark('malloc_multithreading', src, 'Done.', shared_args=['-DWORKERS=4', '-pthread'], emcc_args=['-sEXIT_RUNTIME', '-sMALLOC=mimalloc'])
def test_matrix_multiply(self):
def output_parser(output):
return float(re.search(r'Total elapsed: ([\d\.]+)', output).group(1))
self.do_benchmark('matrix_multiply', read_file(test_file('matrix_multiply.cpp')), 'Total elapsed:', output_parser=output_parser, shared_args=['-I' + test_file('benchmark')])
def lua(self, benchmark, expected, output_parser=None, args_processor=None):
self.emcc_args.remove('-Werror')
shutil.copyfile(test_file(f'third_party/lua/{benchmark}.lua'), benchmark + '.lua')
def lib_builder(name, native, env_init):
# We force recomputation for the native benchmarker because this benchmark
# uses native_exec=True, so we need to copy the native executable
return self.get_library(os.path.join('third_party', 'lua_native' if native else 'lua'), [os.path.join('src', 'lua.o'), os.path.join('src', 'liblua.a')], make=['make', 'generic'], configure=None, native=native, cache_name_extra=name, env_init=env_init, force_rebuild=native)
self.do_benchmark('lua_' + benchmark, '', expected,
force_c=True, args=[benchmark + '.lua', DEFAULT_ARG],
emcc_args=['--embed-file', benchmark + '.lua', '-sFORCE_FILESYSTEM', '-sMINIMAL_RUNTIME=0'], # not minimal because of files
lib_builder=lib_builder, native_exec=os.path.join('building', 'third_party', 'lua_native', 'src', 'lua'),
output_parser=output_parser, args_processor=args_processor)
def test_zzz_lua_scimark(self):
def output_parser(output):
return 100.0 / float(re.search(r'\nSciMark +([\d\.]+) ', output).group(1))
self.lua('scimark', '[small problem sizes]', output_parser=output_parser)
def test_zzz_lua_binarytrees(self):