forked from graalvm/mx
-
Notifications
You must be signed in to change notification settings - Fork 0
/
mx_microbench.py
139 lines (117 loc) · 4.97 KB
/
mx_microbench.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
#
# ----------------------------------------------------------------------------------------------------
#
# Copyright (c) 2016, 2016, Oracle and/or its affiliates. All rights reserved.
# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
#
# This code is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License version 2 only, as
# published by the Free Software Foundation.
#
# This code is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
# version 2 for more details (a copy is included in the LICENSE file that
# accompanied this code).
#
# You should have received a copy of the GNU General Public License version
# 2 along with this work; if not, write to the Free Software Foundation,
# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
#
# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
# or visit www.oracle.com if you need additional information or have any
# questions.
#
# ----------------------------------------------------------------------------------------------------
import mx
from argparse import ArgumentParser
_microbench_executor = None
def set_microbenchmark_executor(ex):
global _microbench_executor
assert _microbench_executor is None, 'cannot override microbenchmark executor twice'
_microbench_executor = ex
def get_microbenchmark_executor():
if not _microbench_executor:
set_microbenchmark_executor(MicrobenchExecutor())
return _microbench_executor
class MicrobenchExecutor(object):
def microbench(self, args):
"""run JMH microbenchmark projects"""
parser = ArgumentParser(prog='mx microbench', description=microbench.__doc__,
usage="%(prog)s [command options|VM options] [-- [JMH options]]")
parser.add_argument('--jar', help='Explicitly specify micro-benchmark location')
self.add_arguments(parser)
known_args, args = parser.parse_known_args(args)
vmArgs, jmhArgs = mx.extract_VM_args(args, useDoubleDash=True)
vmArgs = self.parseVmArgs(vmArgs)
# look for -f in JMH arguments
forking = True
for i in range(len(jmhArgs)):
arg = jmhArgs[i]
if arg.startswith('-f'):
if arg == '-f' and (i+1) < len(jmhArgs):
arg += jmhArgs[i+1]
try:
if int(arg[2:]) == 0:
forking = False
except ValueError:
pass
if known_args.jar:
# use the specified jar
args = ['-jar', known_args.jar]
if not forking:
args += vmArgs
# we do not know the compliance level of the jar - assuming 1.8
self.javaCompliance = mx.JavaCompliance('1.8')
else:
# find all projects with a direct JMH dependency
jmhProjects = []
for p in mx.projects_opt_limit_to_suites():
if 'JMH' in [x.name for x in p.deps]:
jmhProjects.append(p)
# get java compliance - 1.8 is minimum since we build jmh-runner with java 8
self.javaCompliance = max([p.javaCompliance for p in jmhProjects] + [mx.JavaCompliance('1.8')])
cpArgs = mx.get_runtime_jvm_args([p.name for p in jmhProjects], jdk=mx.get_jdk(self.javaCompliance))
# execute JMH runner
if forking:
args, cpVmArgs = self.filterVmArgs(cpArgs)
vmArgs += cpVmArgs
else:
args = cpArgs + vmArgs
args += ['org.openjdk.jmh.Main']
if forking:
def quoteSpace(s):
if " " in s:
return '"' + s + '"'
return s
forkedVmArgs = map(quoteSpace, self.parseForkedVmArgs(vmArgs))
args += ['--jvmArgsPrepend', ' '.join(forkedVmArgs)]
self.run_java(args + jmhArgs)
def add_arguments(self, parser):
pass
def run_java(self, args):
mx.run_java(args, jdk=mx.get_jdk(self.javaCompliance))
def parseVmArgs(self, vmArgs):
return vmArgs
def parseForkedVmArgs(self, vmArgs):
return vmArgs
def filterVmArgs(self, allArgs):
# JMH deals with -cp and -D itself, everything else needs to be passed with --jvmArgsPrepend
args = []
vmArgs = []
skipNext = False
for i in range(len(allArgs)):
if skipNext:
skipNext = False
continue
arg = allArgs[i]
if arg == '-cp':
args += ['-cp', allArgs[i+1]]
skipNext = True
elif arg.startswith('-D'):
args.append(arg)
else:
vmArgs.append(arg)
return args, vmArgs
def microbench(args):
get_microbenchmark_executor().microbench(args)