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-rwxr-xr-xgfx/skia/generate_mozbuild.py416
1 files changed, 416 insertions, 0 deletions
diff --git a/gfx/skia/generate_mozbuild.py b/gfx/skia/generate_mozbuild.py
new file mode 100755
index 0000000000..39675ea9c2
--- /dev/null
+++ b/gfx/skia/generate_mozbuild.py
@@ -0,0 +1,416 @@
+#!/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['CPU_ARCH'] == '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['CPU_ARCH'] 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['CPU_ARCH'] == '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['CPU_ARCH'] == '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()