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#!/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)
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