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#!/usr/bin/env python3
import locale
import subprocess
from collections import defaultdict
locale.setlocale(locale.LC_ALL, 'en_US.UTF-8')
header = """
#
# ##### ####### # # # # # #
# ## # # # # # # # # # # # #
# ## # # # # # # # # # # #
# ## #### # # # # # # # # # #
# ## # # # ####### # # # ####### # ###
# ## # # # # # # # # # # # ###
# # ##### ####### # # ## ## # # # ###
#
# Seriously. You shouldn't even be looking at this file unless you're
# debugging generate_mozbuild.py.
#
# DO NOT MODIFY THIS FILE IT IS AUTOGENERATED.
#
skia_opt_flags = []
if CONFIG['MOZ_OPTIMIZE']:
if CONFIG['CC_TYPE'] == 'clang-cl':
skia_opt_flags += ['-O2']
elif CONFIG['CC_TYPE'] in ('clang', 'gcc'):
skia_opt_flags += ['-O3']
"""
footer = """
# We allow warnings for third-party code that can be updated from upstream.
AllowCompilerWarnings()
FINAL_LIBRARY = 'gkmedias'
LOCAL_INCLUDES += [
'skia',
]
if CONFIG['MOZ_WIDGET_TOOLKIT'] == 'windows':
DEFINES['UNICODE'] = True
DEFINES['_UNICODE'] = True
UNIFIED_SOURCES += [
'skia/src/fonts/SkFontMgr_indirect.cpp',
'skia/src/fonts/SkRemotableFontMgr.cpp',
]
# We should autogenerate these SSE related flags.
if CONFIG['INTEL_ARCHITECTURE']:
SOURCES['skia/src/opts/SkOpts_ssse3.cpp'].flags += ['-Dskvx=skvx_ssse3', '-mssse3']
SOURCES['skia/src/opts/SkOpts_sse42.cpp'].flags += ['-Dskvx=skvx_sse42', '-msse4.2']
SOURCES['skia/src/opts/SkOpts_avx.cpp'].flags += ['-Dskvx=skvx_avx', '-mavx']
SOURCES['skia/src/opts/SkOpts_hsw.cpp'].flags += ['-Dskvx=skvx_hsw', '-mavx2', '-mf16c', '-mfma']
if not CONFIG["MOZ_CODE_COVERAGE"]:
SOURCES['skia/src/opts/SkOpts_skx.cpp'].flags += ['-Dskvx=skvx_skx', '-mavx512f', '-mavx512dq', '-mavx512cd', '-mavx512bw', '-mavx512vl']
elif CONFIG['TARGET_CPU'] == 'aarch64' and CONFIG['CC_TYPE'] in ('clang', 'gcc'):
SOURCES['skia/src/opts/SkOpts_crc32.cpp'].flags += ['-Dskvx=skvx_crc32', '-march=armv8-a+crc']
DEFINES['MOZ_SKIA'] = True
DEFINES['SKIA_IMPLEMENTATION'] = 1
DEFINES['SK_PDF_USE_HARFBUZZ_SUBSETTING'] = 1
if CONFIG['MOZ_TREE_FREETYPE']:
DEFINES['SK_CAN_USE_DLOPEN'] = 0
# Suppress warnings in third-party code.
CXXFLAGS += [
'-Wno-deprecated-declarations',
'-Wno-overloaded-virtual',
'-Wno-sign-compare',
'-Wno-unreachable-code',
'-Wno-unused-function',
]
if CONFIG['CC_TYPE'] == 'gcc':
CXXFLAGS += [
'-Wno-logical-op',
'-Wno-maybe-uninitialized',
]
if CONFIG['CC_TYPE'] in ('clang', 'clang-cl'):
CXXFLAGS += [
'-Wno-implicit-fallthrough',
'-Wno-inconsistent-missing-override',
'-Wno-macro-redefined',
'-Wno-unused-private-field',
]
if CONFIG['MOZ_WIDGET_TOOLKIT'] in ('gtk', 'android'):
LOCAL_INCLUDES += [
"/gfx/cairo/cairo/src",
]
CXXFLAGS += CONFIG['CAIRO_FT_CFLAGS']
if CONFIG['MOZ_WIDGET_TOOLKIT'] == 'gtk':
CXXFLAGS += CONFIG['MOZ_PANGO_CFLAGS']
if CONFIG['TARGET_CPU'] in ('mips32', 'mips64'):
# The skia code uses `mips` as a variable, but it's a builtin preprocessor
# macro on mips that expands to `1`.
DEFINES['mips'] = False
"""
import json
platforms = ['linux', 'mac', 'android', 'win']
def parse_sources(output):
return set(v.replace('//', 'skia/') for v in output.decode('utf-8').split() if v.endswith('.cpp') or v.endswith('.S'))
def generate_opt_sources():
cpus = [('intel', 'x86', [':ssse3', ':sse42', ':avx', ':hsw', ':skx']),
('arm64', 'arm64', [':crc32'])]
opt_sources = {}
for key, cpu, deps in cpus:
subprocess.check_output('cd skia && bin/gn gen out/{0} --args=\'target_cpu="{1}"\''.format(key, cpu), shell=True)
opt_sources[key] = set()
for dep in deps:
try:
output = subprocess.check_output('cd skia && bin/gn desc out/{0} {1} sources'.format(key, dep), shell=True)
if output:
opt_sources[key].update(parse_sources(output))
except subprocess.CalledProcessError as e:
if e.output.find(b'source_set') < 0:
raise
return opt_sources
def generate_platform_sources():
sources = {}
platform_args = {
'win' : 'win_vc="C:/" win_sdk_version="00.0.00000.0" win_toolchain_version="00.00.00000"'
}
for plat in platforms:
args = platform_args.get(plat, '')
output = subprocess.check_output('cd skia && bin/gn gen out/{0} --args=\'target_os="{0}" {1}\' > /dev/null && bin/gn desc out/{0} :skia sources'.format(plat, args), shell=True)
if output:
sources[plat] = parse_sources(output)
plat_deps = {
':fontmgr_win' : 'win',
':fontmgr_win_gdi' : 'win',
':fontmgr_mac_ct' : 'mac',
}
for dep, key in plat_deps.items():
output = subprocess.check_output('cd skia && bin/gn desc out/{1} {0} sources'.format(dep, key), shell=True)
if output:
sources[key].update(parse_sources(output))
deps = {':pdf' : 'pdf'}
for dep, key in deps.items():
output = subprocess.check_output('cd skia && bin/gn desc out/linux {} sources'.format(dep), shell=True)
if output:
sources[key] = parse_sources(output)
sources.update(generate_opt_sources())
return sources
def generate_separated_sources(platform_sources):
ignorelist = [
'skia/src/android/',
'skia/src/effects/',
'skia/src/fonts/',
'skia/src/ports/SkImageEncoder',
'skia/src/ports/SkImageGenerator',
'SkLight',
'codec',
'SkWGL',
'SkMemory_malloc',
'third_party',
'SkAnimCodecPlayer',
'SkCamera',
'SkCanvasStack',
'SkCanvasStateUtils',
'JSON',
'SkMultiPictureDocument',
'SkNullCanvas',
'SkNWayCanvas',
'SkOverdrawCanvas',
'SkPaintFilterCanvas',
'SkParseColor',
'SkXPS',
'SkCreateCGImageRef',
'skia/src/ports/SkGlobalInitialization',
'SkICC',
]
def isignorelisted(value):
for item in ignorelist:
if value.find(item) >= 0:
return True
return False
separated = defaultdict(set, {
'common': {
'skia/src/codec/SkMasks.cpp',
'skia/src/effects/imagefilters/SkBlurImageFilter.cpp',
'skia/src/effects/imagefilters/SkComposeImageFilter.cpp',
'skia/src/effects/SkDashPathEffect.cpp',
'skia/src/ports/SkDiscardableMemory_none.cpp',
'skia/src/ports/SkGlobalInitialization_default.cpp',
'skia/src/ports/SkMemory_mozalloc.cpp',
'skia/src/ports/SkImageGenerator_none.cpp',
'skia/modules/skcms/skcms.cc',
'skia/src/core/SkImageFilterTypes.cpp',
'skia/src/ports/SkFontMgr_empty_factory.cpp',
},
'android': {
# 'skia/src/ports/SkDebug_android.cpp',
'skia/src/ports/SkFontHost_cairo.cpp',
# 'skia/src/ports/SkFontHost_FreeType.cpp',
'skia/src/ports/SkFontHost_FreeType_common.cpp',
# 'skia/src/ports/SkTime_Unix.cpp',
# 'skia/src/utils/SkThreadUtils_pthread.cpp',
},
'linux': {
'skia/src/ports/SkFontHost_cairo.cpp',
'skia/src/ports/SkFontHost_FreeType_common.cpp',
},
'win': set (),
'intel': set(),
'arm': set(),
'arm64': set(),
'none': set(),
'pdf': set()
})
for plat in platform_sources.keys():
for value in platform_sources[plat]:
if isignorelisted(value):
continue
if value in separated['common']:
continue
key = plat
if all(value in platform_sources.get(p, {})
for p in platforms if p != plat):
key = 'common'
separated[key].add(value)
return separated
def uniq(seq):
seen = set()
seen_add = seen.add
return [ x for x in seq if x not in seen and not seen_add(x)]
def write_cflags(f, values, subsearch, cflag, indent):
def write_indent(indent):
for _ in range(indent):
f.write(' ')
if isinstance(subsearch, str):
subsearch = [ subsearch ]
def isallowlisted(value):
for item in subsearch:
if value.find(item) >= 0:
return True
return False
val_list = uniq(sorted(values, key=lambda x: x.lower()))
if len(val_list) == 0:
return
for val in val_list:
if isallowlisted(val):
write_indent(indent)
f.write("SOURCES[\'" + val + "\'].flags += " + cflag + "\n")
opt_allowlist = [
'SkOpts',
'SkBitmapProcState',
'SkBlitRow',
'SkBlitter',
'SkSpriteBlitter',
'SkMatrix.cpp',
'skcms',
]
# Unfortunately for now the gpu and pathops directories are
# non-unifiable. Keep track of this and fix it.
unified_ignorelist = [
'FontHost',
'SkBitmapProcState_matrixProcs.cpp',
'SkBlitter_A8.cpp',
'SkBlitter_ARGB32.cpp',
'SkBlitter_Sprite.cpp',
'SkCpu.cpp',
'SkScan_Antihair.cpp',
'SkScan_AntiPath.cpp',
'SkParse.cpp',
'SkPDFFont.cpp',
'SkPDFDevice.cpp',
'SkPDFType1Font.cpp',
'SkPictureData.cpp',
'SkColorSpace',
'SkPath.cpp',
'SkPathOpsDebug.cpp',
'SkParsePath.cpp',
'SkRecorder.cpp',
'SkXfermode',
'SkRTree.cpp',
'SkVertices.cpp',
'SkSLLexer.cpp',
] + opt_allowlist
def write_sources(f, values, indent):
def isignorelisted(value):
for item in unified_ignorelist:
if value.find(item) >= 0:
return True
return False
sources = {}
sources['nonunified'] = set()
sources['unified'] = set()
for item in values:
if isignorelisted(item):
sources['nonunified'].add(item)
else:
sources['unified'].add(item)
write_list(f, "UNIFIED_SOURCES", sources['unified'], indent)
write_list(f, "SOURCES", sources['nonunified'], indent)
def write_list(f, name, values, indent):
def write_indent(indent):
for _ in range(indent):
f.write(' ')
val_list = uniq(sorted(values, key=lambda x: x.lower()))
if len(val_list) == 0:
return
write_indent(indent)
f.write(name + ' += [\n')
for val in val_list:
write_indent(indent + 4)
f.write('\'' + val + '\',\n')
write_indent(indent)
f.write(']\n')
def write_mozbuild(sources):
filename = 'moz.build'
f = open(filename, 'w')
f.write(header)
write_sources(f, sources['common'], 0)
write_cflags(f, sources['common'], opt_allowlist, 'skia_opt_flags', 0)
f.write("if CONFIG['MOZ_ENABLE_SKIA_PDF']:\n")
write_sources(f, sources['pdf'], 4)
f.write("if CONFIG['MOZ_WIDGET_TOOLKIT'] == 'android':\n")
write_sources(f, sources['android'], 4)
f.write("if CONFIG['MOZ_WIDGET_TOOLKIT'] in ('cocoa', 'uikit'):\n")
write_sources(f, sources['mac'], 4)
f.write("if CONFIG['MOZ_WIDGET_TOOLKIT'] == 'gtk':\n")
write_sources(f, sources['linux'], 4)
f.write("if CONFIG['MOZ_WIDGET_TOOLKIT'] == 'windows':\n")
write_list(f, "SOURCES", sources['win'], 4)
f.write("if CONFIG['INTEL_ARCHITECTURE']:\n")
write_sources(f, sources['intel'], 4)
write_cflags(f, sources['intel'], opt_allowlist, 'skia_opt_flags', 4)
if sources['arm']:
f.write("elif CONFIG['TARGET_CPU'] == 'arm' and CONFIG['CC_TYPE'] in ('clang', 'gcc'):\n")
write_sources(f, sources['arm'], 4)
write_cflags(f, sources['arm'], opt_allowlist, 'skia_opt_flags', 4)
if sources['arm64']:
f.write("elif CONFIG['TARGET_CPU'] == 'aarch64':\n")
write_sources(f, sources['arm64'], 4)
write_cflags(f, sources['arm64'], opt_allowlist, 'skia_opt_flags', 4)
if sources['none']:
f.write("else:\n")
write_sources(f, sources['none'], 4)
f.write(footer)
f.close()
print('Wrote ' + filename)
def main():
platform_sources = generate_platform_sources()
separated_sources = generate_separated_sources(platform_sources)
write_mozbuild(separated_sources)
if __name__ == '__main__':
main()