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
| #!/usr/bin/env python
#
# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
# See https://llvm.org/LICENSE.txt for license information.
# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
#
# ==------------------------------------------------------------------------==#
import os
import glob
import re
import subprocess
import json
import datetime
import argparse
try:
from urllib.parse import urlencode
from urllib.request import urlopen, Request
except ImportError:
from urllib import urlencode
from urllib2 import urlopen, Request
parser = argparse.ArgumentParser()
parser.add_argument('benchmark_directory')
parser.add_argument('--runs', type=int, default=10)
parser.add_argument('--wrapper', default='')
parser.add_argument('--machine', required=True)
parser.add_argument('--revision', required=True)
parser.add_argument('--threads', action='store_true')
parser.add_argument('--url', help='The lnt server url to send the results to',
default='http://localhost:8000/db_default/v4/link/submitRun')
args = parser.parse_args()
class Bench:
def __init__(self, directory, variant):
self.directory = directory
self.variant = variant
def __str__(self):
if not self.variant:
return self.directory
return '%s-%s' % (self.directory, self.variant)
def getBenchmarks():
ret = []
for i in glob.glob('*/response*.txt'):
m = re.match('response-(.*)\.txt', os.path.basename(i))
variant = m.groups()[0] if m else None
ret.append(Bench(os.path.dirname(i), variant))
return ret
def parsePerfNum(num):
num = num.replace(b',',b'')
try:
return int(num)
except ValueError:
return float(num)
def parsePerfLine(line):
ret = {}
line = line.split(b'#')[0].strip()
if len(line) != 0:
p = line.split()
ret[p[1].strip().decode('ascii')] = parsePerfNum(p[0])
return ret
def parsePerf(output):
ret = {}
lines = [x.strip() for x in output.split(b'\n')]
seconds = [x for x in lines if b'seconds time elapsed' in x][0]
seconds = seconds.strip().split()[0].strip()
ret['seconds-elapsed'] = parsePerfNum(seconds)
measurement_lines = [x for x in lines if b'#' in x]
for l in measurement_lines:
ret.update(parsePerfLine(l))
return ret
def run(cmd):
try:
return subprocess.check_output(cmd, stderr=subprocess.STDOUT)
except subprocess.CalledProcessError as e:
print(e.output)
raise e
def combinePerfRun(acc, d):
for k,v in d.items():
a = acc.get(k, [])
a.append(v)
acc[k] = a
def perf(cmd):
# Discard the first run to warm up any system cache.
run(cmd)
ret = {}
wrapper_args = [x for x in args.wrapper.split(',') if x]
for i in range(args.runs):
os.unlink('t')
out = run(wrapper_args + ['perf', 'stat'] + cmd)
r = parsePerf(out)
combinePerfRun(ret, r)
os.unlink('t')
return ret
def runBench(bench):
thread_arg = [] if args.threads else ['--no-threads']
os.chdir(bench.directory)
suffix = '-%s' % bench.variant if bench.variant else ''
response = 'response' + suffix + '.txt'
ret = perf(['../ld.lld', '@' + response, '-o', 't'] + thread_arg)
ret['name'] = str(bench)
os.chdir('..')
return ret
def buildLntJson(benchmarks):
start = datetime.datetime.utcnow().isoformat()
tests = [runBench(b) for b in benchmarks]
end = datetime.datetime.utcnow().isoformat()
ret = {
'format_version' : 2,
'machine' : { 'name' : args.machine },
'run' : {
'end_time' : start,
'start_time' : end,
'llvm_project_revision': args.revision
},
'tests' : tests
}
return json.dumps(ret, sort_keys=True, indent=4)
def submitToServer(data):
data2 = urlencode({ 'input_data' : data }).encode('ascii')
urlopen(Request(args.url, data2))
os.chdir(args.benchmark_directory)
data = buildLntJson(getBenchmarks())
submitToServer(data)
|