mirror of
https://github.com/klzgrad/naiveproxy.git
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201 lines
8.2 KiB
Python
201 lines
8.2 KiB
Python
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# Copyright 2017 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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"""Contains a set of Chrome-specific size queries."""
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import logging
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import models
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class _Grouper(object):
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def __init__(self):
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self.groups = []
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def Add(self, name, group):
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logging.debug('Computed %s (%d syms)', name, len(group))
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if len(group):
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sorted_group = group.Sorted()
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sorted_group.SetName(name)
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self.groups.append(sorted_group)
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return group.Inverted()
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def Finalize(self, remaining):
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self.groups.sort(key=lambda s:(s.name.startswith('Other'), -abs(s.pss)))
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if remaining:
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stars = remaining.Filter(lambda s: s.name.startswith('*'))
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if stars:
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remaining = stars.Inverted()
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stars = stars.Sorted()
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stars.SetName('** Merged Symbols')
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self.groups.append(stars)
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others_by_path = remaining.GroupedByPath(depth=1).Sorted()
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for subgroup in others_by_path:
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subgroup.SetName('Other //' + subgroup.name)
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self.groups.extend(others_by_path)
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logging.debug('Finalized')
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return models.SymbolGroup(self.groups, is_sorted=True)
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def _CategorizeByChromeComponent(symbols):
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g = _Grouper()
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# Put things that filter out a lot of symbols at the beginning where possible
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# to optimize speed.
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symbols = g.Add('WebRTC', symbols.WhereMatches(r'(?i)webrtc'))
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symbols = g.Add('v8', symbols.Filter(
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lambda s: s.source_path.startswith('v8/')))
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symbols = g.Add('Skia', symbols.Filter(lambda s: 'skia/' in s.source_path))
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symbols = g.Add('net', symbols.Filter(
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lambda s: s.source_path.startswith('net/')))
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symbols = g.Add('media', symbols.Filter(
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lambda s: s.source_path.startswith('media/')))
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symbols = g.Add('gpu', symbols.Filter(
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lambda s: s.source_path.startswith('gpu/')))
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symbols = g.Add('cc', symbols.Filter(
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lambda s: s.source_path.startswith('cc/')))
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symbols = g.Add('base', symbols.Filter(
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lambda s: s.source_path.startswith('base/')))
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symbols = g.Add('viz', symbols.Filter(
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lambda s: s.source_path.startswith('components/viz')))
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symbols = g.Add('ui/gfx', symbols.Filter(
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lambda s: s.source_path.startswith('ui/gfx/')))
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# Next, put non-regex queries, since they're a bit faster.
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symbols = g.Add('ICU', symbols.Filter(lambda s: '/icu/' in s.source_path))
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symbols = g.Add('Prefetch', symbols.Filter(
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lambda s: 'resource_prefetch' in s.source_path))
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symbols = g.Add('Password Manager', symbols.Filter(
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lambda s: 'password_manager' in s.source_path))
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symbols = g.Add('Internals Pages', symbols.Filter(
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lambda s: '_internals' in s.source_path))
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symbols = g.Add('Autofill', symbols.WhereSourcePathMatches(r'(?i)autofill'))
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symbols = g.Add('WebGL', symbols.WhereMatches(r'(?i)webgl'))
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symbols = g.Add('WebBluetooth', symbols.WhereMatches(r'(?i)bluetooth'))
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symbols = g.Add('WebUSB', symbols.WhereMatches(r'(?i)webusb|(\b|_)usb(\b|_)'))
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symbols = g.Add('WebVR', symbols.WhereMatches(
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r'{{_gvr_}}|{{_cwebvr_}}|{{_vr_}}'))
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symbols = g.Add('FileSystem', symbols.WhereSourcePathMatches(
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r'content/.*/fileapi|WebKit/.*/filesystem'))
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symbols = g.Add('WebCrypto', symbols.WhereMatches(r'(?i)webcrypto'))
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symbols = g.Add('Printing', symbols.WhereMatches(r'printing'))
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symbols = g.Add('Cast', symbols.WhereSourcePathMatches(
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r'(?i)(\b|_)cast(\b|_)'))
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symbols = g.Add('Media Source', symbols.WhereMatches(
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r'(?i)mediasource|blink::.*TrackDefault|blink::.*SourceBuffer'))
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# XSLT must come before libxml.
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symbols = g.Add('XSLT', symbols.WhereMatches(r'(?i)xslt'))
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symbols = g.Add('libxml', symbols.Filter(
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lambda s: 'libxml' in s.source_path))
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# These have some overlap with above, so need to come afterwards.
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blink_syms = symbols.WhereSourcePathMatches(r'\b(blink|WebKit)\b')
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symbols = blink_syms.Inverted()
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blink_generated = blink_syms.WhereSourceIsGenerated()
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g.Add('Blink (generated)', blink_generated)
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g.Add('Blink (non-generated)', blink_generated.Inverted())
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symbols = g.Add('Codecs', symbols.WhereSourcePathMatches(
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r'^third_party/(libweb[mp]|libpng|libjpeg_turbo|opus|ffmpeg|libvpx)/'))
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symbols = g.Add('Other Third-Party', symbols.Filter(
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lambda s: 'third_party' in s.source_path))
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return g.Finalize(symbols)
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def _CategorizeGenerated(symbols):
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g = _Grouper()
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# JNI is generated into .h files then #included, so the symbols don't actaully
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# appear as "SourceIsGenerated".
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# Note: String literals within symbols like "kBaseRegisteredMethods" are not
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# being accounted for here because they end up within "** merge strings".
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# This could be fixed by assigning them all to proper variables rather
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# than having them be inline.
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symbols = g.Add('RegisterJNI', symbols.WhereFullNameMatches(
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r'Register.*JNIEnv\*\)|RegisteredMethods$'))
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symbols = g.Add('gl_bindings_autogen',
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symbols.WherePathMatches('gl_bindings_autogen'))
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symbols = symbols.WhereSourceIsGenerated()
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symbols = g.Add('Protocol Buffers', symbols.Filter(lambda s: (
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'/protobuf/' in s.object_path or
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s.object_path.endswith('.pbzero.o') or
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s.object_path.endswith('.pb.o'))))
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symbols = g.Add('Mojo', symbols.Filter(lambda s: (
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'.mojom' in s.source_path or # Blink uses .mojom-blink.cc
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s.source_path.startswith('mojo/') or
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s.name.startswith('mojo::'))))
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symbols = g.Add('DevTools', symbols.WhereSourcePathMatches(
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r'\b(?:protocol|devtools)\b'))
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symbols = g.Add('Blink (bindings)', symbols.Filter(lambda s: (
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'blink/bindings' in s.source_path or
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('WebKit/' in s.object_path and '/bindings/' in s.object_path))))
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symbols = g.Add('Blink (IDL)', symbols.Filter(lambda s: (
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'WebKit/Source/core' in s.object_path)))
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symbols = g.Add('Blink (Other)', symbols.Filter(lambda s: (
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'WebKit' in s.object_path or 'blink/' in s.object_path)))
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symbols = g.Add('prepopulated_engines.cc', symbols.Filter(lambda s: (
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'prepopulated_engines' in s.object_path)))
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symbols = g.Add('Metrics-related code', symbols.Filter(lambda s: (
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'/metrics/' in s.object_path)))
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symbols = g.Add('gpu_driver_bug_list_autogen.cc', symbols.Filter(lambda s: (
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'gpu_driver_bug_list' in s.object_path)))
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symbols = g.Add('components/policy', symbols.Filter(lambda s: (
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'components/policy' in s.object_path)))
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return g.Finalize(symbols)
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class CannedQueries(object):
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"""A set of pre-written queries."""
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def __init__(self, size_infos):
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self._size_infos = size_infos
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def _SymbolsArg(self, arg, native_only=False, pak_only=False):
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arg = arg if arg is not None else self._size_infos[-1]
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if isinstance(arg, models.BaseSizeInfo):
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if native_only:
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arg = arg.native_symbols
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elif pak_only:
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arg = arg.pak_symbols
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else:
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arg = arg.symbols
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return arg
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def CategorizeGenerated(self, symbols=None):
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"""Categorizes symbols that come from generated source files."""
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return _CategorizeGenerated(self._SymbolsArg(symbols))
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def CategorizeByChromeComponent(self, symbols=None):
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"""Groups symbols by component using predefined queries."""
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return _CategorizeByChromeComponent(self._SymbolsArg(symbols))
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def TemplatesByName(self, symbols=None, depth=0):
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"""Lists C++ templates grouped by name."""
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symbols = self._SymbolsArg(symbols, native_only=True)
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# Call Sorted() twice so that subgroups will be sorted.
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# TODO(agrieve): Might be nice to recursively GroupedByName() on these.
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return symbols.WhereIsTemplate().Sorted().GroupedByName(depth).Sorted()
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def StaticInitializers(self, symbols=None):
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"""Lists Static Initializers."""
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symbols = self._SymbolsArg(symbols, native_only=True)
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# GCC generates "_GLOBAL__" symbols. Clang generates "startup".
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return symbols.WhereNameMatches('^startup$|^_GLOBAL__')
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def LargeFiles(self, symbols=None, min_size=50 * 1024):
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"""Lists source files that are larger than a certain size (default 50kb)."""
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symbols = self._SymbolsArg(symbols)
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return symbols.GroupedByPath(fallback=None).WherePssBiggerThan(
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min_size).Sorted()
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def PakByPath(self, symbols=None):
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"""Groups .pak.* symbols by path."""
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symbols = self._SymbolsArg(symbols, pak_only=True)
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return symbols.WhereIsPak().Sorted().GroupedByPath().Sorted()
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