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gecko-dev/gfx/skia/generate_mozbuild.py

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#!/usr/bin/env python
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'] in ('msvc', '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/include/c',
'skia/include/codec',
'skia/include/config',
'skia/include/core',
'skia/include/effects',
'skia/include/encode',
'skia/include/gpu',
'skia/include/pathops',
'skia/include/ports',
'skia/include/private',
'skia/include/utils',
'skia/include/utils/mac',
'skia/include/views',
'skia/src/core',
'skia/src/gpu',
'skia/src/gpu/effects',
'skia/src/gpu/gl',
'skia/src/gpu/glsl',
'skia/src/image',
'skia/src/lazy',
'skia/src/opts',
'skia/src/sfnt',
'skia/src/shaders',
'skia/src/sksl',
'skia/src/utils',
'skia/src/utils/mac',
'skia/src/utils/win',
]
if CONFIG['MOZ_WIDGET_TOOLKIT'] == 'windows':
if CONFIG['CC_TYPE'] == 'gcc':
DEFINES['SK_JUMPER_USE_ASSEMBLY'] = 0
elif CONFIG['CPU_ARCH'] == 'x86':
SOURCES['skia/src/jumper/SkJumper_generated_win.S'].flags += ['-safeseh']
DEFINES['UNICODE'] = True
DEFINES['_UNICODE'] = True
UNIFIED_SOURCES += [
'skia/src/fonts/SkFontMgr_indirect.cpp',
'skia/src/fonts/SkRemotableFontMgr.cpp',
]
# Work around a crash when jumping into assembly on platforms where
# Clang has 4-byte stack alignment.
if CONFIG['CPU_ARCH'] == 'x86' and CONFIG['CC_TYPE'] == 'clang':
SOURCES['skia/src/jumper/SkJumper.cpp'].flags += [
'-mstack-alignment=16',
'-mstackrealign'
]
# We should autogenerate these SSE related flags.
if CONFIG['INTEL_ARCHITECTURE'] and (CONFIG['CC_TYPE'] in ('clang', 'clang-cl', 'gcc')):
SOURCES['skia/src/opts/SkBitmapProcState_opts_SSE2.cpp'].flags += CONFIG['SSE2_FLAGS']
SOURCES['skia/src/opts/SkBitmapProcState_opts_SSSE3.cpp'].flags += ['-mssse3']
SOURCES['skia/src/opts/SkBlitRow_opts_SSE2.cpp'].flags += CONFIG['SSE2_FLAGS']
SOURCES['skia/src/opts/SkOpts_ssse3.cpp'].flags += ['-mssse3']
SOURCES['skia/src/opts/SkOpts_sse41.cpp'].flags += ['-msse4.1']
SOURCES['skia/src/opts/SkOpts_sse42.cpp'].flags += ['-msse4.2']
SOURCES['skia/src/opts/SkOpts_avx.cpp'].flags += ['-mavx']
SOURCES['skia/src/opts/SkOpts_hsw.cpp'].flags += ['-mavx2']
elif CONFIG['CC_TYPE'] in ('msvc', 'clang-cl'):
# MSVC doesn't need special compiler flags, but Skia needs to be told that these files should
# be built with the required SSE level or it will simply compile in stubs and cause runtime crashes
SOURCES['skia/src/opts/SkBitmapProcState_opts_SSE2.cpp'].flags += ['-DSK_CPU_SSE_LEVEL=20']
SOURCES['skia/src/opts/SkBitmapProcState_opts_SSSE3.cpp'].flags += ['-DSK_CPU_SSE_LEVEL=31']
SOURCES['skia/src/opts/SkBlitRow_opts_SSE2.cpp'].flags += ['-DSK_CPU_SSE_LEVEL=20']
SOURCES['skia/src/opts/SkOpts_ssse3.cpp'].flags += ['-DSK_CPU_SSE_LEVEL=31']
SOURCES['skia/src/opts/SkOpts_sse41.cpp'].flags += ['-DSK_CPU_SSE_LEVEL=41']
SOURCES['skia/src/opts/SkOpts_sse42.cpp'].flags += ['-DSK_CPU_SSE_LEVEL=42']
SOURCES['skia/src/opts/SkOpts_avx.cpp'].flags += ['-DSK_CPU_SSE_LEVEL=51']
SOURCES['skia/src/opts/SkOpts_hsw.cpp'].flags += ['-DSK_CPU_SSE_LEVEL=52']
elif CONFIG['CPU_ARCH'] == 'arm' and CONFIG['CC_TYPE'] in ('clang', 'gcc'):
CXXFLAGS += CONFIG['NEON_FLAGS']
elif CONFIG['CPU_ARCH'] == 'aarch64' and CONFIG['CC_TYPE'] in ('clang', 'gcc'):
SOURCES['skia/src/opts/SkOpts_crc32.cpp'].flags += ['-march=armv8-a+crc']
DEFINES['SKIA_IMPLEMENTATION'] = 1
if CONFIG['MOZ_ENABLE_SKIA_PDF_SFNTLY']:
DEFINES['SK_PDF_USE_SFNTLY'] = 1
if not CONFIG['MOZ_ENABLE_SKIA_GPU']:
DEFINES['SK_SUPPORT_GPU'] = 0
if CONFIG['MOZ_TREE_FREETYPE']:
DEFINES['SK_CAN_USE_DLOPEN'] = 0
# Suppress warnings in third-party code.
if CONFIG['CC_TYPE'] in ('clang', 'clang-cl', 'gcc'):
CXXFLAGS += [
'-Wno-deprecated-declarations',
'-Wno-overloaded-virtual',
'-Wno-shadow',
'-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 ('gtk3', 'android'):
CXXFLAGS += CONFIG['MOZ_CAIRO_CFLAGS']
CXXFLAGS += CONFIG['CAIRO_FT_CFLAGS']
if CONFIG['MOZ_WIDGET_TOOLKIT'] == 'gtk3':
CXXFLAGS += CONFIG['MOZ_PANGO_CFLAGS']
if CONFIG['MOZ_ENABLE_SKIA_PDF_SFNTLY']:
LOCAL_INCLUDES += CONFIG['SFNTLY_INCLUDES']
"""
import json
platforms = ['linux', 'mac', 'android', 'win']
def parse_sources(output):
return set(v.replace('//', 'skia/') for v in output.split() if v.endswith('.cpp') or v.endswith('.S'))
def generate_opt_sources():
cpus = [('intel', 'x86', [':sse2', ':ssse3', ':sse41', ':sse42', ':avx', ':hsw']),
('arm', 'arm', [':armv7']),
('arm64', 'arm64', [':arm64', ':crc32']),
('none', 'none', [':none'])]
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:
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))
return opt_sources
def generate_platform_sources():
sources = {}
platform_args = {
'win' : 'win_vc="C:/" win_sdk_version="00.0.00000.0"'
}
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)
deps = {':effects' : 'common', ':gpu' : 'gpu', ':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)
return dict(sources.items() + generate_opt_sources().items())
def generate_separated_sources(platform_sources):
blacklist = [
'GrGLMakeNativeInterface',
'GrGLCreateNullInterface',
'GrGLAssembleInterface',
'GrGLTestInterface',
'skia/src/android/',
'skia/src/atlastext/',
'skia/src/c/',
'skia/src/effects/Gr',
'skia/src/effects/Sk',
'skia/src/fonts/',
'skia/src/jumper/SkJumper_generated_win.S',
'skia/src/ports/SkImageEncoder',
'skia/src/ports/SkImageGenerator',
'skia/src/gpu/vk/',
'SkBitmapRegion',
'SkLite',
'codec',
'SkWGL',
'SkMemory_malloc',
'third_party',
'SkCamera',
'SkCanvasStack',
'SkCanvasStateUtils',
'SkCurveMeasure',
'SkDeferredCanvas',
'SkDumpCanvas',
'SkFrontBufferedStream',
'SkInterpolator',
'SkMultiPictureDocument',
'SkNullCanvas',
'SkNWayCanvas',
'SkOverdrawCanvas',
'SkPaintFilterCanvas',
'SkParseColor',
'SkTextBox',
'SkWhitelistTypefaces',
'SkXPS',
'SkCreateCGImageRef',
]
def isblacklisted(value):
for item in blacklist:
if value.find(item) >= 0:
return True
return False
separated = defaultdict(set, {
'common': {
'skia/src/core/SkBlurImageFilter.cpp',
'skia/src/core/SkGpuBlurUtils.cpp',
'skia/src/effects/GrCircleBlurFragmentProcessor.cpp',
'skia/src/effects/SkBlurMask.cpp',
'skia/src/effects/SkBlurMaskFilter.cpp',
'skia/src/effects/SkDashPathEffect.cpp',
'skia/src/effects/SkImageSource.cpp',
'skia/src/gpu/gl/GrGLMakeNativeInterface_none.cpp',
'skia/src/ports/SkDiscardableMemory_none.cpp',
'skia/src/ports/SkMemory_mozalloc.cpp',
'skia/src/ports/SkImageGenerator_none.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',
},
'no-mingw': {
'skia/src/jumper/SkJumper_generated_win.S',
},
'intel': set(),
'arm': set(),
'arm64': set(),
'none': set(),
'pdf': set(),
'gpu': set()
})
for plat in platform_sources.keys():
for value in platform_sources[plat]:
if isblacklisted(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 iswhitelisted(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 iswhitelisted(val):
write_indent(indent)
f.write("SOURCES[\'" + val + "\'].flags += " + cflag + "\n")
opt_whitelist = [
'skia/src/opts/Sk',
'SkOpts',
'SkBitmapProcState',
'SkBlitMask',
'SkBlitRow',
'SkBlitter',
'SkJumper',
'SkSpriteBlitter',
'SkMatrix.cpp',
]
# Unfortunately for now the gpu and pathops directories are
# non-unifiable. Keep track of this and fix it.
unified_blacklist = [
'FontHost',
'SkAdvancedTypefaceMetrics',
'SkBitmapProcState_matrixProcs.cpp',
'SkBlitter_A8.cpp',
'SkBlitter_ARGB32.cpp',
'SkBlitter_RGB16.cpp',
'SkBlitter_Sprite.cpp',
'SkScan_Antihair.cpp',
'SkScan_AntiPath.cpp',
'SkScan_DAAPath.cpp',
'SkParse.cpp',
'SkPDFFont.cpp',
'SkPictureData.cpp',
'skia/src/gpu/effects/',
'GrResourceCache',
'GrResourceProvider',
'GrAA',
'GrGL',
'GrCCPathProcessor',
'GrMSAAPathRenderer.cpp',
'GrNonAAFillRect',
'GrPathUtils',
'GrShadowRRectOp',
'SkColorSpace',
'SkImage_Gpu.cpp',
'SkPathOpsDebug.cpp',
'SkParsePath.cpp',
'SkRecorder.cpp',
'SkMiniRecorder.cpp',
'SkXfermode',
'SkMatrix44.cpp',
'SkRTree.cpp',
'SkVertices.cpp',
'SkJumper',
'SkSLLexer.cpp',
'SkSLLayoutLexer.cpp',
'SkThreadedBMPDevice.cpp',
] + opt_whitelist
def write_sources(f, values, indent):
def isblacklisted(value):
for item in unified_blacklist:
if value.find(item) >= 0:
return True
return False
sources = {}
sources['nonunified'] = set()
sources['unified'] = set()
for item in values:
if isblacklisted(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_whitelist, 'skia_opt_flags', 0)
f.write("if CONFIG['MOZ_ENABLE_SKIA_PDF']:\n")
write_sources(f, sources['pdf'], 4)
f.write("if CONFIG['MOZ_ENABLE_SKIA_GPU']:\n")
write_sources(f, sources['gpu'], 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'] == 'gtk3':\n")
write_sources(f, sources['linux'], 4)
f.write("if CONFIG['MOZ_WIDGET_TOOLKIT'] == 'windows':\n")
f.write(" if CONFIG['CC_TYPE'] != 'gcc':\n")
write_list(f, "SOURCES", sources['no-mingw'], 8)
# Windows-specific files don't get unification because of nasty headers.
# Luckily there are not many files in this.
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_whitelist, 'skia_opt_flags', 4)
f.write("elif CONFIG['CPU_ARCH'] == 'arm' and CONFIG['CC_TYPE'] in ('clang', 'gcc'):\n")
write_sources(f, sources['arm'], 4)
write_cflags(f, sources['arm'], opt_whitelist, 'skia_opt_flags', 4)
f.write("elif CONFIG['CPU_ARCH'] == 'aarch64' and CONFIG['CC_TYPE'] in ('clang', 'gcc'):\n")
write_sources(f, sources['arm64'], 4)
write_cflags(f, sources['arm64'], opt_whitelist, 'skia_opt_flags', 4)
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()
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