mirror of
https://github.com/dart-lang/sdk
synced 2024-11-02 12:24:24 +00:00
1a8174b08d
This CL also removes some compiler flags that increase space somewhat that help the profiler find symbols, which isn't included in a PRODUCT build. Before: zra@zach:~/dart/sdk$ ls -la out/ProductX64/exe.stripped/ -rwxr-x--- 1 zra eng 9693064 Jun 29 14:52 dart -rwxr-x--- 1 zra eng 7391080 Jun 29 14:52 dart_precompiled_runtime R=askesc@google.com, rmacnak@google.com After: -rwxr-x--- 1 zra eng 6809424 Jun 29 15:11 dart -rwxr-x--- 1 zra eng 3299120 Jun 29 15:11 dart_precompiled_runtime Review-Url: https://codereview.chromium.org/2964133002 .
474 lines
14 KiB
Python
Executable file
474 lines
14 KiB
Python
Executable file
#!/usr/bin/env python
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# Copyright 2016 The Dart project 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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import argparse
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import multiprocessing
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import os
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import shutil
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import subprocess
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import sys
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import time
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import utils
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HOST_OS = utils.GuessOS()
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HOST_ARCH = utils.GuessArchitecture()
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SCRIPT_DIR = os.path.dirname(sys.argv[0])
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DART_ROOT = os.path.realpath(os.path.join(SCRIPT_DIR, '..'))
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GN = os.path.join(DART_ROOT, 'buildtools', 'gn')
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# Environment variables for default settings.
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DART_USE_ASAN = "DART_USE_ASAN" # Use instead of --asan
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DART_USE_MSAN = "DART_USE_MSAN" # Use instead of --msan
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DART_USE_TSAN = "DART_USE_TSAN" # Use instead of --tsan
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DART_USE_WHEEZY = "DART_USE_WHEEZY" # Use instread of --wheezy
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DART_USE_TOOLCHAIN = "DART_USE_TOOLCHAIN" # Use instread of --toolchain-prefix
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DART_USE_SYSROOT = "DART_USE_SYSROOT" # Use instead of --target-sysroot
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# use instead of --platform-sdk
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DART_MAKE_PLATFORM_SDK = "DART_MAKE_PLATFORM_SDK"
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def UseASAN():
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return DART_USE_ASAN in os.environ
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def UseMSAN():
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return DART_USE_MSAN in os.environ
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def UseTSAN():
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return DART_USE_TSAN in os.environ
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def UseWheezy():
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return DART_USE_WHEEZY in os.environ
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def ToolchainPrefix(args):
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if args.toolchain_prefix:
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return args.toolchain_prefix
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return os.environ.get(DART_USE_TOOLCHAIN)
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def TargetSysroot(args):
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if args.target_sysroot:
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return args.target_sysroot
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return os.environ.get(DART_USE_SYSROOT)
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def MakePlatformSDK():
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return DART_MAKE_PLATFORM_SDK in os.environ
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def GetOutDir(mode, arch, target_os):
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return utils.GetBuildRoot(HOST_OS, mode, arch, target_os)
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def ToCommandLine(gn_args):
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def merge(key, value):
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if type(value) is bool:
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return '%s=%s' % (key, 'true' if value else 'false')
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elif type(value) is int:
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return '%s=%d' % (key, value)
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return '%s="%s"' % (key, value)
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return [merge(x, y) for x, y in gn_args.iteritems()]
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def HostCpuForArch(arch):
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if arch in ['ia32', 'arm', 'armv6', 'armv5te',
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'simarm', 'simarmv6', 'simarmv5te', 'simdbc',
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'armsimdbc']:
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return 'x86'
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if arch in ['x64', 'arm64', 'simarm64', 'simdbc64', 'armsimdbc64']:
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return 'x64'
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def TargetCpuForArch(arch, target_os):
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if arch in ['ia32', 'simarm', 'simarmv6', 'simarmv5te']:
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return 'x86'
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if arch in ['simarm64']:
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return 'x64'
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if arch == 'simdbc':
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return 'arm' if target_os == 'android' else 'x86'
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if arch == 'simdbc64':
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return 'arm64' if target_os == 'android' else 'x64'
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if arch == 'armsimdbc':
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return 'arm'
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if arch == 'armsimdbc64':
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return 'arm64'
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return arch
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def HostOsForGn(host_os):
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if host_os.startswith('macos'):
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return 'mac'
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if host_os.startswith('win'):
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return 'win'
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return host_os
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# Where string_map is formatted as X1=Y1,X2=Y2 etc.
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# If key is X1, returns Y1.
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def ParseStringMap(key, string_map):
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for m in string_map.split(','):
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l = m.split('=')
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if l[0] == key:
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return l[1]
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return None
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def UseSanitizer(args):
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return args.asan or args.msan or args.tsan
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def DontUseClang(args, target_os, host_cpu, target_cpu):
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# We don't have clang on Windows.
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return (target_os == 'win'
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# TODO(zra): Experiment with using clang for the arm cross-builds.
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or (target_os == 'linux' and target_cpu.startswith('arm'))
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# TODO(zra): Only use clang when a sanitizer build is specified until
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# clang bugs in tcmalloc inline assembly for ia32 are fixed.
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or (target_os == 'linux'
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and host_cpu == 'x86'
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and not UseSanitizer(args)))
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def ToGnArgs(args, mode, arch, target_os):
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gn_args = {}
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host_os = HostOsForGn(HOST_OS)
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if target_os == 'host':
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gn_args['target_os'] = host_os
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else:
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gn_args['target_os'] = target_os
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gn_args['dart_target_arch'] = arch
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gn_args['target_cpu'] = TargetCpuForArch(arch, target_os)
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gn_args['host_cpu'] = HostCpuForArch(arch)
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crossbuild = gn_args['target_cpu'] != gn_args['host_cpu']
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if arch != HostCpuForArch(arch):
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# Training an app-jit snapshot under a simulator is slow. Use script
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# snapshots instead.
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gn_args['dart_snapshot_kind'] = 'script'
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else:
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gn_args['dart_snapshot_kind'] = 'app-jit'
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# We only want the fallback root certs in the standalone VM on
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# Linux and Windows.
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if gn_args['target_os'] in ['linux', 'win']:
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gn_args['dart_use_fallback_root_certificates'] = True
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gn_args['dart_zlib_path'] = "//runtime/bin/zlib"
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# Use tcmalloc only when targeting Linux and when not using ASAN.
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gn_args['dart_use_tcmalloc'] = ((gn_args['target_os'] == 'linux')
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and not UseSanitizer(args))
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if gn_args['target_os'] == 'linux':
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if gn_args['target_cpu'] == 'arm':
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# Default to -mfloat-abi=hard and -mfpu=neon for arm on Linux as we're
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# specifying a gnueabihf compiler in //build/toolchain/linux/BUILD.gn.
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floatabi = 'hard' if args.arm_float_abi == '' else args.arm_float_abi
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gn_args['arm_version'] = 7
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gn_args['arm_float_abi'] = floatabi
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gn_args['arm_use_neon'] = True
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elif gn_args['target_cpu'] == 'armv6':
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floatabi = 'softfp' if args.arm_float_abi == '' else args.arm_float_abi
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gn_args['target_cpu'] = 'arm'
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gn_args['arm_version'] = 6
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gn_args['arm_float_abi'] = floatabi
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elif gn_args['target_cpu'] == 'armv5te':
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raise Exception("GN support for armv5te unimplemented")
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gn_args['is_debug'] = mode == 'debug'
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gn_args['is_release'] = mode == 'release'
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gn_args['is_product'] = mode == 'product'
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gn_args['dart_debug'] = mode == 'debug'
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# This setting is only meaningful for Flutter. Standalone builds of the VM
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# should leave this set to 'develop', which causes the build to defer to
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# 'is_debug', 'is_release' and 'is_product'.
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if mode == 'product':
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gn_args['dart_runtime_mode'] = 'release'
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else:
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gn_args['dart_runtime_mode'] = 'develop'
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dont_use_clang = DontUseClang(args, gn_args['target_os'],
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gn_args['host_cpu'],
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gn_args['target_cpu'])
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gn_args['is_clang'] = args.clang and not dont_use_clang
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gn_args['is_asan'] = args.asan and gn_args['is_clang']
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gn_args['is_msan'] = args.msan and gn_args['is_clang']
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gn_args['is_tsan'] = args.tsan and gn_args['is_clang']
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gn_args['dart_platform_sdk'] = args.platform_sdk
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# Setup the user-defined sysroot.
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if gn_args['target_os'] == 'linux' and args.wheezy and not crossbuild:
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gn_args['dart_use_wheezy_sysroot'] = True
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else:
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sysroot = TargetSysroot(args)
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if sysroot:
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gn_args['target_sysroot'] = ParseStringMap(arch, sysroot)
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toolchain = ToolchainPrefix(args)
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if toolchain:
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gn_args['toolchain_prefix'] = ParseStringMap(arch, toolchain)
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goma_dir = os.environ.get('GOMA_DIR')
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goma_home_dir = os.path.join(os.getenv('HOME', ''), 'goma')
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if args.goma and goma_dir:
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gn_args['use_goma'] = True
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gn_args['goma_dir'] = goma_dir
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elif args.goma and os.path.exists(goma_home_dir):
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gn_args['use_goma'] = True
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gn_args['goma_dir'] = goma_home_dir
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else:
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gn_args['use_goma'] = False
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gn_args['goma_dir'] = None
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if args.debug_opt_level:
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gn_args['dart_debug_optimization_level'] = args.debug_opt_level
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gn_args['debug_optimization_level'] = args.debug_opt_level
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return gn_args
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def ProcessOsOption(os_name):
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if os_name == 'host':
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return HOST_OS
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return os_name
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def ProcessOptions(args):
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if args.arch == 'all':
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args.arch = 'ia32,x64,simarm,simarm64,simdbc64'
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if args.mode == 'all':
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args.mode = 'debug,release,product'
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if args.os == 'all':
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args.os = 'host,android'
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args.mode = args.mode.split(',')
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args.arch = args.arch.split(',')
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args.os = args.os.split(',')
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for mode in args.mode:
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if not mode in ['debug', 'release', 'product']:
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print "Unknown mode %s" % mode
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return False
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for arch in args.arch:
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archs = ['ia32', 'x64', 'simarm', 'arm', 'simarmv6', 'armv6',
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'simarmv5te', 'armv5te', 'simarm64', 'arm64',
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'simdbc', 'simdbc64', 'armsimdbc', 'armsimdbc64']
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if not arch in archs:
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print "Unknown arch %s" % arch
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return False
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oses = [ProcessOsOption(os_name) for os_name in args.os]
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for os_name in oses:
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if not os_name in ['android', 'freebsd', 'linux', 'macos', 'win32']:
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print "Unknown os %s" % os_name
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return False
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if os_name != HOST_OS:
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if os_name != 'android':
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print "Unsupported target os %s" % os_name
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return False
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if not HOST_OS in ['linux', 'macos']:
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print ("Cross-compilation to %s is not supported on host os %s."
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% (os_name, HOST_OS))
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return False
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if not arch in ['ia32', 'x64', 'arm', 'armv6', 'armv5te', 'arm64',
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'simdbc', 'simdbc64']:
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print ("Cross-compilation to %s is not supported for architecture %s."
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% (os_name, arch))
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return False
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return True
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def os_has_ide(host_os):
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return host_os.startswith('win') or host_os.startswith('mac')
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def ide_switch(host_os):
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if host_os.startswith('win'):
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return '--ide=vs'
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elif host_os.startswith('mac'):
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return '--ide=xcode'
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else:
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return '--ide=json'
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def parse_args(args):
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args = args[1:]
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parser = argparse.ArgumentParser(
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description='A script to run `gn gen`.',
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formatter_class=argparse.ArgumentDefaultsHelpFormatter)
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common_group = parser.add_argument_group('Common Arguments')
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other_group = parser.add_argument_group('Other Arguments')
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common_group.add_argument('--arch', '-a',
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type=str,
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help='Target architectures (comma-separated).',
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metavar='[all,ia32,x64,simarm,arm,simarmv6,armv6,simarmv5te,armv5te,'
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'simarm64,arm64,simdbc,armsimdbc]',
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default='x64')
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common_group.add_argument('--mode', '-m',
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type=str,
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help='Build variants (comma-separated).',
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metavar='[all,debug,release,product]',
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default='debug')
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common_group.add_argument('--os',
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type=str,
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help='Target OSs (comma-separated).',
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metavar='[all,host,android]',
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default='host')
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common_group.add_argument("-v", "--verbose",
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help='Verbose output.',
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default=False,
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action="store_true")
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other_group.add_argument('--arm-float-abi',
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type=str,
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help='The ARM float ABI (soft, softfp, hard)',
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metavar='[soft,softfp,hard]',
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default='')
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other_group.add_argument('--asan',
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help='Build with ASAN',
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default=UseASAN(),
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action='store_true')
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other_group.add_argument('--no-asan',
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help='Disable ASAN',
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dest='asan',
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action='store_false')
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other_group.add_argument('--clang',
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help='Use Clang',
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default=True,
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action='store_true')
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other_group.add_argument('--no-clang',
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help='Disable Clang',
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dest='clang',
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action='store_false')
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other_group.add_argument('--debug-opt-level',
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'-d',
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help='The optimization level to use for debug builds',
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type=str)
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other_group.add_argument('--goma',
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help='Use goma',
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default=True,
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action='store_true')
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other_group.add_argument('--no-goma',
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help='Disable goma',
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dest='goma',
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action='store_false')
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other_group.add_argument('--ide',
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help='Generate an IDE file.',
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default=os_has_ide(HOST_OS),
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action='store_true')
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other_group.add_argument('--msan',
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help='Build with MSAN',
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default=UseMSAN(),
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action='store_true')
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other_group.add_argument('--no-msan',
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help='Disable MSAN',
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dest='msan',
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action='store_false')
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other_group.add_argument('--gn-args',
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help='Set extra GN args',
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dest='gn_args',
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action='append')
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other_group.add_argument('--platform-sdk',
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help='Directs the create_sdk target to create a smaller "Platform" SDK',
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default=MakePlatformSDK(),
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action='store_true')
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other_group.add_argument('--target-sysroot', '-s',
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type=str,
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help='Comma-separated list of arch=/path/to/sysroot mappings')
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other_group.add_argument('--toolchain-prefix', '-t',
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type=str,
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help='Comma-separated list of arch=/path/to/toolchain-prefix mappings')
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other_group.add_argument('--tsan',
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help='Build with TSAN',
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default=UseTSAN(),
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action='store_true')
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other_group.add_argument('--no-tsan',
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help='Disable TSAN',
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dest='tsan',
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action='store_false')
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other_group.add_argument('--wheezy',
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help='Use the Debian wheezy sysroot on Linux',
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default=UseWheezy(),
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action='store_true')
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other_group.add_argument('--no-wheezy',
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help='Disable the Debian wheezy sysroot on Linux',
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dest='wheezy',
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action='store_false')
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other_group.add_argument('--workers', '-w',
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type=int,
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help='Number of simultaneous GN invocations',
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dest='workers',
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default=multiprocessing.cpu_count())
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options = parser.parse_args(args)
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if not ProcessOptions(options):
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parser.print_help()
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return None
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return options
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# Run the command, if it succeeds returns 0, if it fails, returns the commands
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# output as a string.
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def RunCommand(command):
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try:
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subprocess.check_output(
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command, cwd=DART_ROOT, stderr=subprocess.STDOUT)
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return 0
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except subprocess.CalledProcessError as e:
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return ("Command failed: " + ' '.join(command) + "\n" +
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"output: " + e.output)
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def Main(argv):
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starttime = time.time()
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args = parse_args(argv)
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if sys.platform.startswith(('cygwin', 'win')):
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subdir = 'win'
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elif sys.platform == 'darwin':
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subdir = 'mac'
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elif sys.platform.startswith('linux'):
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subdir = 'linux64'
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else:
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print 'Unknown platform: ' + sys.platform
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return 1
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gn = os.path.join(DART_ROOT, 'buildtools', subdir, 'gn')
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commands = []
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for target_os in args.os:
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for mode in args.mode:
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for arch in args.arch:
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out_dir = GetOutDir(mode, arch, target_os)
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command = [gn, 'gen', out_dir, '--check']
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gn_args = ToCommandLine(ToGnArgs(args, mode, arch, target_os))
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if args.gn_args != None:
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gn_args += args.gn_args
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if args.verbose:
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print "gn gen --check in %s" % out_dir
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if args.ide:
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command.append(ide_switch(HOST_OS))
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command.append('--args=%s' % ' '.join(gn_args))
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commands.append(command)
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pool = multiprocessing.Pool(args.workers)
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results = pool.map(RunCommand, commands, chunksize=1)
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for r in results:
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if r != 0:
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print r.strip()
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return 1
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|
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endtime = time.time()
|
|
if args.verbose:
|
|
print ("GN Time: %.3f seconds" % (endtime - starttime))
|
|
return 0
|
|
|
|
|
|
if __name__ == '__main__':
|
|
sys.exit(Main(sys.argv))
|