Unity-Technologies
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emscripten
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emscripten/tests/test_benchmark.py

617 строки
22 KiB
Python
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import math, os, shutil, subprocess
import runner
from runner import RunnerCore, path_from_root
from tools.shared import *
# 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 = 2
CORE_BENCHMARKS = True # core benchmarks vs full regression suite
class Benchmarker:
def __init__(self, name):
self.name = name
def bench(self, args, output_parser=None, reps=TEST_REPS):
self.times = []
self.reps = reps
for i in range(reps):
start = time.time()
output = self.run(args)
if not output_parser:
curr = time.time()-start
else:
curr = output_parser(output)
self.times.append(curr)
def display(self, baseline=None):
if baseline == self: baseline = None
mean = sum(self.times)/len(self.times)
squared_times = map(lambda x: x*x, self.times)
mean_of_squared = sum(squared_times)/len(self.times)
std = math.sqrt(mean_of_squared - mean*mean)
sorted_times = self.times[:]
sorted_times.sort()
median = sum(sorted_times[len(sorted_times)/2 - 1:len(sorted_times)/2 + 1])/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),
if baseline:
mean_baseline = sum(baseline.times)/len(baseline.times)
final = mean / mean_baseline
print ' Relative: %.2f X slower' % final
else:
print
class NativeBenchmarker(Benchmarker):
def __init__(self, name, cc, cxx, args=['-O2']):
self.name = name
self.cc = cc
self.cxx = cxx
self.args = args
def build(self, parent, filename, args, shared_args, emcc_args, native_args, native_exec, lib_builder):
self.parent = parent
if lib_builder: native_args = native_args + lib_builder(self.name, native=True, env_init={ 'CC': self.cc, 'CXX': self.cxx })
if not native_exec:
compiler = self.cxx if filename.endswith('cpp') else self.cc
process = Popen([compiler, '-fno-math-errno', filename, '-o', filename+'.native'] + self.args + shared_args + native_args, stdout=PIPE, stderr=parent.stderr_redirect)
output = process.communicate()
if process.returncode is not 0:
print >> sys.stderr, "Building native executable with command failed"
print "Output: " + output[0]
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):
process = Popen([self.filename] + args, stdout=PIPE, stderr=PIPE)
return process.communicate()[0]
class JSBenchmarker(Benchmarker):
def __init__(self, name, engine, extra_args=[], env={}):
self.name = name
self.engine = engine
self.extra_args = extra_args
self.env = os.environ.copy()
for k, v in env.iteritems():
self.env[k] = v
def build(self, parent, filename, args, shared_args, emcc_args, native_args, native_exec, lib_builder):
self.filename = filename
llvm_root = self.env.get('LLVM') or LLVM_ROOT
if lib_builder: emcc_args = emcc_args + lib_builder('js_' + llvm_root, native=False, env_init=self.env)
open('hardcode.py', 'w').write('''
def process(filename):
js = open(filename).read()
replaced = js.replace("run();", "run(%s.concat(Module[\\"arguments\\"]));")
assert js != replaced
open(filename, 'w').write(replaced)
import sys
process(sys.argv[1])
''' % str(args[:-1]) # do not hardcode in the last argument, the default arg
)
final = os.path.dirname(filename) + os.path.sep + self.name+'_' + os.path.basename(filename) + '.js'
try_delete(final)
output = Popen([PYTHON, EMCC, filename, #'-O3',
'-O3', '-s', 'DOUBLE_MODE=0', '-s', 'PRECISE_I64_MATH=0',
'--memory-init-file', '0', '--js-transform', 'python hardcode.py',
'-s', 'TOTAL_MEMORY=128*1024*1024',
#'--profiling',
#'--closure', '1',
'-o', final] + shared_args + emcc_args + self.extra_args, stdout=PIPE, stderr=PIPE, env=self.env).communicate()
assert os.path.exists(final), 'Failed to compile file: ' + output[0]
self.filename = final
def run(self, args):
return run_js(self.filename, engine=self.engine, args=args, stderr=PIPE, full_output=True, assert_returncode=None)
# Benchmarkers
try:
default_native = LLVM_3_2
default_native_name = 'clang-3.2'
except:
if 'benchmark' in str(sys.argv):
print 'LLVM_3_2 not defined, using our LLVM instead (%s)' % LLVM_ROOT
default_native = LLVM_ROOT
default_native_name = 'clang'
try:
benchmarkers_error = ''
benchmarkers = [
#NativeBenchmarker('clang', CLANG_CC, CLANG),
NativeBenchmarker(default_native_name, os.path.join(default_native, 'clang'), os.path.join(default_native, 'clang++')),
#NativeBenchmarker('clang-3.2-O3', os.path.join(default_native, 'clang'), os.path.join(default_native, 'clang++'), ['-O3']),
#NativeBenchmarker('clang-3.3', os.path.join(LLVM_3_3, 'clang'), os.path.join(LLVM_3_3, 'clang++')),
#NativeBenchmarker('clang-3.4', os.path.join(LLVM_3_4, 'clang'), os.path.join(LLVM_3_4, 'clang++')),
#NativeBenchmarker('gcc', 'gcc', 'g++'),
JSBenchmarker('sm-f32', SPIDERMONKEY_ENGINE, ['-s', 'PRECISE_F32=2']),
#JSBenchmarker('sm-f32-si', SPIDERMONKEY_ENGINE, ['--profiling', '-s', 'PRECISE_F32=2', '-s', 'SIMPLIFY_IFS=1']),
#JSBenchmarker('sm-f32-aggro', SPIDERMONKEY_ENGINE, ['-s', 'PRECISE_F32=2', '-s', 'AGGRESSIVE_VARIABLE_ELIMINATION=1']),
#JSBenchmarker('sm-f32-3.2', SPIDERMONKEY_ENGINE, ['-s', 'PRECISE_F32=2'], env={ 'LLVM': LLVM_3_2 }),
#JSBenchmarker('sm-f32-3.3', SPIDERMONKEY_ENGINE, ['-s', 'PRECISE_F32=2'], env={ 'LLVM': LLVM_3_3 }),
#JSBenchmarker('sm-f32-3.4', SPIDERMONKEY_ENGINE, ['-s', 'PRECISE_F32=2'], env={ 'LLVM': LLVM_3_4 }),
#JSBenchmarker('sm-noasm', SPIDERMONKEY_ENGINE + ['--no-asmjs']),
#JSBenchmarker('sm-noasm-f32', SPIDERMONKEY_ENGINE + ['--no-asmjs'], ['-s', 'PRECISE_F32=2']),
#JSBenchmarker('v8', V8_ENGINE),
#JSBenchmarker('sm-emterp', SPIDERMONKEY_ENGINE, ['-s', 'EMTERPRETIFY=1', '--memory-init-file', '1']),
]
except Exception, e:
benchmarkers_error = str(e)
benchmarkers = []
class benchmark(RunnerCore):
save_dir = True
@classmethod
def setUpClass(self):
super(benchmark, self).setUpClass()
fingerprint = [time.asctime()]
try:
fingerprint.append('em: ' + Popen(['git', 'show'], stdout=PIPE).communicate()[0].split('\n')[0])
except:
pass
try:
d = os.getcwd()
os.chdir(os.path.expanduser('~/Dev/mozilla-central'))
fingerprint.append('sm: ' + filter(lambda line: 'changeset' in line,
Popen(['hg', 'tip'], stdout=PIPE).communicate()[0].split('\n'))[0])
except:
pass
finally:
os.chdir(d)
fingerprint.append('llvm: ' + LLVM_ROOT)
print 'Running Emscripten benchmarks... [ %s ]' % ' | '.join(fingerprint)
assert(os.path.exists(CLOSURE_COMPILER))
try:
index = SPIDERMONKEY_ENGINE.index("options('strict')")
SPIDERMONKEY_ENGINE = SPIDERMONKEY_ENGINE[:index-1] + SPIDERMONKEY_ENGINE[index+1:] # closure generates non-strict
except:
pass
Building.COMPILER = CLANG
Building.COMPILER_TEST_OPTS = ['-O2']
def do_benchmark(self, name, src, expected_output='FAIL', args=[], emcc_args=[], native_args=[], shared_args=[], force_c=False, reps=TEST_REPS, native_exec=None, output_parser=None, args_processor=None, lib_builder=None):
if len(benchmarkers) == 0: raise Exception('error, no benchmarkers: ' + benchmarkers_error)
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'))
f = open(filename, 'w')
f.write(src)
f.close()
print
for b in benchmarkers:
b.build(self, filename, args, shared_args, emcc_args, native_args, native_exec, lib_builder)
b.bench(args, output_parser, reps)
b.display(benchmarkers[0])
def test_primes(self):
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: printf("error: %d\\n", arg); 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++;
}
printf("lastprime: %d.\n", curri-1);
return 0;
}
'''
self.do_benchmark('primes', src, 'lastprime:')
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:')
def zzztest_files(self):
src = r'''
#include<stdio.h>
#include<stdlib.h>
#include<assert.h>
#include <unistd.h>
int main() {
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(src, 'ok')
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 = 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 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\n");
return sum;
}
'''
self.do_benchmark('ifs', src, 'ok', reps=TEST_REPS*5)
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 x;
}
'''
self.do_benchmark('conditionals', src, 'ok', reps=TEST_REPS*5)
def test_fannkuch(self):
src = open(path_from_root('tests', 'fannkuch.cpp'), 'r').read().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:', emcc_args=['-s', 'CORRECT_SIGNS=1', '-s', 'CORRECT_OVERFLOWS=1', '-s', 'CORRECT_ROUNDINGS=1'])
def fasta(self, name, double_rep, emcc_args=[]):
src = open(path_from_root('tests', 'fasta.cpp'), 'r').read().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')
def test_fasta_double(self):
if CORE_BENCHMARKS: return
self.fasta('fasta_double', 'double')
def test_fasta_double_full(self):
if CORE_BENCHMARKS: return
self.fasta('fasta_double_full', 'double', emcc_args=['-s', 'DOUBLE_MODE=1'])
def test_skinning(self):
src = open(path_from_root('tests', 'skinning_test_no_simd.cpp'), 'r').read()
self.do_benchmark('skinning', src, 'blah=0.000000')
def test_life(self):
if CORE_BENCHMARKS: return
src = open(path_from_root('tests', 'life.c'), 'r').read()
self.do_benchmark('life', src, '''--------------------------------''', shared_args=['-std=c99'], force_c=True)
def test_linpack_double(self):
if CORE_BENCHMARKS: return
def output_parser(output):
return 100.0/float(re.search('Unrolled Double Precision +([\d\.]+) Mflops', output).group(1))
self.do_benchmark('linpack_double', open(path_from_root('tests', 'linpack.c')).read(), '''Unrolled Double Precision''', force_c=True, output_parser=output_parser)
def test_linpack_float(self): # TODO: investigate if this might benefit from -ffast-math in LLVM 3.3+ which has fast math stuff in LLVM IR
def output_parser(output):
return 100.0/float(re.search('Unrolled Single Precision +([\d\.]+) Mflops', output).group(1))
self.do_benchmark('linpack_float', open(path_from_root('tests', 'linpack.c')).read(), '''Unrolled Single Precision''', force_c=True, output_parser=output_parser, shared_args=['-DSP'])
def test_zzz_java_nbody(self): # tests xmlvm compiled java, including bitcasts of doubles, i64 math, etc.
if CORE_BENCHMARKS: return
args = [path_from_root('tests', 'nbody-java', x) for x in os.listdir(path_from_root('tests', 'nbody-java')) if x.endswith('.c')] + \
['-I' + path_from_root('tests', 'nbody-java')]
self.do_benchmark('nbody_java', '', '''Time(s)''',
force_c=True, emcc_args=args + ['-s', 'PRECISE_I64_MATH=1', '--llvm-lto', '2'], native_args=args + ['-lgc', '-std=c99', '-target', 'x86_64-pc-linux-gnu', '-lm'])
def lua(self, benchmark, expected, output_parser=None, args_processor=None):
shutil.copyfile(path_from_root('tests', 'lua', benchmark + '.lua'), benchmark + '.lua')
def lib_builder(name, native, env_init):
ret = self.get_library('lua_native' if native else 'lua', [os.path.join('src', 'lua'), os.path.join('src', 'liblua.a')], make=['make', 'generic'], configure=None, native=native, cache_name_extra=name, env_init=env_init)
if native: return ret
shutil.copyfile(ret[0], ret[0] + '.bc')
ret[0] += '.bc'
return ret
self.do_benchmark('lua_' + benchmark, '', expected,
force_c=True, args=[benchmark + '.lua', DEFAULT_ARG], emcc_args=['--embed-file', benchmark + '.lua'],
lib_builder=lib_builder, native_exec=os.path.join('building', '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('\nSciMark +([\d\.]+) ', output).group(1))
self.lua('scimark', '[small problem sizes]', output_parser=output_parser)
def test_zzz_lua_binarytrees(self):
# js version: ['binarytrees.lua', {0: 0, 1: 9.5, 2: 11.99, 3: 12.85, 4: 14.72, 5: 15.82}[arguments[0]]]
self.lua('binarytrees', 'long lived tree of depth')
def test_zzz_zlib(self):
src = open(path_from_root('tests', 'zlib', 'benchmark.c'), 'r').read()
def lib_builder(name, native, env_init):
return self.get_library('zlib', os.path.join('libz.a'), make_args=['libz.a'], native=native, cache_name_extra=name, env_init=env_init)
self.do_benchmark('zlib', src, '''ok.''',
force_c=True, shared_args=['-I' + path_from_root('tests', 'zlib')], lib_builder=lib_builder)
def test_zzz_box2d(self): # Called thus so it runs late in the alphabetical cycle... it is long
src = open(path_from_root('tests', 'box2d', 'Benchmark.cpp'), 'r').read()
def lib_builder(name, native, env_init):
return self.get_library('box2d', [os.path.join('box2d.a')], configure=None, native=native, cache_name_extra=name, env_init=env_init)
self.do_benchmark('box2d', src, 'frame averages', shared_args=['-I' + path_from_root('tests', 'box2d')], lib_builder=lib_builder)
def test_zzz_bullet(self): # Called thus so it runs late in the alphabetical cycle... it is long
src = open(path_from_root('tests', 'bullet', 'Demos', 'Benchmarks', 'BenchmarkDemo.cpp'), 'r').read() + \
open(path_from_root('tests', 'bullet', 'Demos', 'Benchmarks', 'main.cpp'), 'r').read()
def lib_builder(name, native, env_init):
return self.get_library('bullet', [os.path.join('src', '.libs', 'libBulletDynamics.a'),
os.path.join('src', '.libs', 'libBulletCollision.a'),
os.path.join('src', '.libs', 'libLinearMath.a')],
configure_args=['--disable-demos','--disable-dependency-tracking'], native=native, cache_name_extra=name, env_init=env_init)
emcc_args = ['-s', 'DEAD_FUNCTIONS=["__ZSt9terminatev"]']
self.do_benchmark('bullet', src, '\nok.\n', emcc_args=emcc_args, shared_args=['-I' + path_from_root('tests', 'bullet', 'src'),
'-I' + path_from_root('tests', 'bullet', 'Demos', 'Benchmarks')], lib_builder=lib_builder)
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