AuroraMiddleware/v8
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[coverage] Filter some files from instrumentation.

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This filters test and third_party files to get a speed-up
when running tests and when collecting profile data.

BUG=chromium:568949
LOG=n
NOTRY=true

Review URL: https://codereview.chromium.org/1730543002

Cr-Commit-Position: refs/heads/master@{#34216}
This commit is contained in:
machenbach 2016-02-23 08:20:28 -08:00 committed by Commit bot
parent bd9df50d75
commit 761ee31be5
2 changed files with 67 additions and 17 deletions
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28
build/coverage_wrapper.py Executable file
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@ -0,0 +1,28 @@
#!/usr/bin/env python
# Copyright 2016 the V8 project authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
# CC/CXX wrapper script that excludes certain file patterns from coverage
# instrumentation.
import re
import subprocess
import sys
exclusions = [
'src/third_party',
'third_party',
'test',
'testing',
]
args = sys.argv[1:]
text = ' '.join(sys.argv[2:])
for exclusion in exclusions:
if re.search(r'\-o obj/%s[^ ]*\.o' % exclusion, text):
args.remove('-fprofile-arcs')
args.remove('-ftest-coverage')
break
sys.exit(subprocess.check_call(args))

56
build/standalone.gypi
View File

@ -48,6 +48,12 @@
'release_extra_cflags%': '',
'variables': {
'variables': {
# goma settings.
# 1 to use goma.
# If no gomadir is set, it uses the default gomadir.
'use_goma%': 0,
'gomadir%': '',
'variables': {
'conditions': [
['OS=="linux" or OS=="freebsd" or OS=="openbsd" or \
@ -70,12 +76,23 @@
# Instrument for code coverage with gcov.
'coverage%': 0,
'conditions': [
# Set default gomadir.
['OS=="win"', {
'gomadir': 'c:\\goma\\goma-win',
}, {
'gomadir': '<!(/bin/echo -n ${HOME}/goma)',
}],
],
},
'base_dir%': '<(base_dir)',
'host_arch%': '<(host_arch)',
'target_arch%': '<(target_arch)',
'v8_target_arch%': '<(target_arch)',
'coverage%': '<(coverage)',
'use_goma%': '<(use_goma)',
'gomadir%': '<(gomadir)',
'asan%': 0,
'lsan%': 0,
'msan%': 0,
@ -104,22 +121,10 @@
# TODO(machenbach): Only configured for windows.
'fastbuild%': 0,
# goma settings.
# 1 to use goma.
# If no gomadir is set, it uses the default gomadir.
'use_goma%': 0,
'gomadir%': '',
# Check if valgrind directories are present.
'has_valgrind%': '<!pymod_do_main(has_valgrind)',
'conditions': [
# Set default gomadir.
['OS=="win"', {
'gomadir': 'c:\\goma\\goma-win',
}, {
'gomadir': '<!(/bin/echo -n ${HOME}/goma)',
}],
['host_arch!="ppc" and host_arch!="ppc64" and host_arch!="ppc64le" and host_arch!="s390" and host_arch!="s390x" and \
coverage==0', {
'host_clang%': 1,
@ -362,6 +367,23 @@
'host_cc': '<!(which gcc)',
'host_cxx': '<!(which g++)',
}],
['use_goma==1 and ("<(GENERATOR)"=="ninja" or clang==1)', {
'conditions': [
['coverage==1', {
'cc_wrapper': '<(base_dir)/build/coverage_wrapper.py <(gomadir)/gomacc',
}, {
'cc_wrapper': '<(gomadir)/gomacc',
}],
],
}, {
'conditions': [
['coverage==1', {
'cc_wrapper': '<(base_dir)/build/coverage_wrapper.py',
}, {
'cc_wrapper': 0,
}],
],
}],
],
# Default ARM variable settings.
'arm_version%': 'default',
@ -1261,12 +1283,12 @@
# TODO(yyanagisawa): supports GENERATOR==make
# make generator doesn't support CC_wrapper without CC
# in make_global_settings yet.
['use_goma==1 and ("<(GENERATOR)"=="ninja" or clang==1)', {
['cc_wrapper!=0', {
'make_global_settings': [
['CC_wrapper', '<(gomadir)/gomacc'],
['CXX_wrapper', '<(gomadir)/gomacc'],
['CC.host_wrapper', '<(gomadir)/gomacc'],
['CXX.host_wrapper', '<(gomadir)/gomacc'],
['CC_wrapper', '<(cc_wrapper)'],
['CXX_wrapper', '<(cc_wrapper)'],
['CC.host_wrapper', '<(cc_wrapper)'],
['CXX.host_wrapper', '<(cc_wrapper)'],
],
}],
['use_lto==1', {