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waifulib: migrate to compiler_optimizations waf tool

pull/219/head
Alibek Omarov 7 months ago
parent
commit
8a43dfbaab
  1. 167
      scripts/waifulib/compiler_optimizations.py
  2. 89
      wscript

167
scripts/waifulib/compiler_optimizations.py

@ -0,0 +1,167 @@
# encoding: utf-8
# compiler_optimizations.py -- main entry point for configuring C/C++ compilers
# Copyright (C) 2021 a1batross
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
try: from fwgslib import get_flags_by_type, get_flags_by_compiler
except: from waflib.extras.fwgslib import get_flags_by_type, get_flags_by_compiler
from waflib.Configure import conf
from waflib import Logs
'''
Flags can be overriden and new types can be added
by importing this as normal Python module
Example:
#!/usr/bin/env python
from waflib.extras import compiler_optimizations
compiler_optimizations.VALID_BUILD_TYPES += 'gottagofast'
compiler_optimizations.CFLAGS['gottagofast'] = {
'gcc': ['-Ogentoo']
}
'''
VALID_BUILD_TYPES = ['fastnative', 'fast', 'release', 'debug', 'nooptimize', 'sanitize', 'none']
LINKFLAGS = {
'common': {
'msvc': ['/DEBUG'], # always create PDB, doesn't affect result binaries
'gcc': ['-Wl,--no-undefined'],
'owcc': ['-Wl,option stack=512k']
},
'sanitize': {
'clang': ['-fsanitize=undefined', '-fsanitize=address', '-pthread'],
'gcc': ['-fsanitize=undefined', '-fsanitize=address', '-pthread'],
},
'debug': {
'msvc': ['/INCREMENTAL', '/SAFESEH:NO']
}
}
CFLAGS = {
'common': {
# disable thread-safe local static initialization for C++11 code, as it cause crashes on Windows XP
'msvc': ['/D_USING_V110_SDK71_', '/FS', '/Zc:threadSafeInit-', '/MT'],
'clang': ['-g', '-gdwarf-2', '-fvisibility=hidden', '-fno-threadsafe-statics'],
'gcc': ['-g', '-fvisibility=hidden'],
'owcc': ['-fno-short-enum', '-ffloat-store', '-g3']
},
'fast': {
'msvc': ['/O2', '/Oy', '/Zi'],
'gcc': {
'3': ['-O3', '-fomit-frame-pointer'],
'default': ['-Ofast', '-funsafe-math-optimizations', '-funsafe-loop-optimizations', '-fomit-frame-pointer']
},
'clang': ['-Ofast'],
'default': ['-O3']
},
'fastnative': {
'msvc': ['/O2', '/Oy', '/Zi'],
'gcc': ['-Ofast', '-march=native', '-funsafe-math-optimizations', '-funsafe-loop-optimizations', '-fomit-frame-pointer'],
'clang': ['-Ofast', '-march=native'],
'default': ['-O3']
},
'release': {
'msvc': ['/O2', '/Zi'],
'owcc': ['-O3', '-foptimize-sibling-calls', '-fomit-leaf-frame-pointer', '-fomit-frame-pointer', '-fschedule-insns', '-funsafe-math-optimizations', '-funroll-loops', '-frerun-optimizer', '-finline-functions', '-finline-limit=512', '-fguess-branch-probability', '-fno-strict-aliasing', '-floop-optimize'],
'default': ['-O3']
},
'debug': {
'msvc': ['/Od', '/ZI'],
'owcc': ['-O0', '-fno-omit-frame-pointer', '-funwind-tables', '-fno-omit-leaf-frame-pointer'],
'default': ['-O0']
},
'sanitize': {
'msvc': ['/Od', '/RTC1', '/Zi'],
'gcc': ['-Og', '-fsanitize=undefined', '-fsanitize=address', '-pthread'],
'clang': ['-O0', '-fsanitize=undefined', '-fsanitize=address', '-pthread'],
'default': ['-O0']
},
'nooptimize': {
'msvc': ['/Od', '/Zi'],
'default': ['-O0']
}
}
LTO_CFLAGS = {
'msvc': ['/GL'],
'gcc': ['-flto'],
'clang': ['-flto']
}
LTO_LINKFLAGS = {
'msvc': ['/LTCG'],
'gcc': ['-flto'],
'clang': ['-flto']
}
POLLY_CFLAGS = {
'gcc': ['-fgraphite-identity'],
'clang': ['-mllvm', '-polly']
# msvc sosat :(
}
def options(opt):
grp = opt.add_option_group('Compiler optimization options')
grp.add_option('-T', '--build-type', action='store', dest='BUILD_TYPE', default=None,
help = 'build type: debug, release or none(custom flags)')
grp.add_option('--enable-lto', action = 'store_true', dest = 'LTO', default = False,
help = 'enable Link Time Optimization if possible [default: %default]')
grp.add_option('--enable-poly-opt', action = 'store_true', dest = 'POLLY', default = False,
help = 'enable polyhedral optimization if possible [default: %default]')
def configure(conf):
conf.start_msg('Build type')
if conf.options.BUILD_TYPE == None:
conf.end_msg('not set', color='RED')
conf.fatal('Set a build type, for example "-T release"')
elif not conf.options.BUILD_TYPE in VALID_BUILD_TYPES:
conf.end_msg(conf.options.BUILD_TYPE, color='RED')
conf.fatal('Invalid build type. Valid are: %s' % ', '.join(VALID_BUILD_TYPES))
conf.end_msg(conf.options.BUILD_TYPE)
conf.msg('LTO build', 'yes' if conf.options.LTO else 'no')
conf.msg('PolyOpt build', 'yes' if conf.options.POLLY else 'no')
# -march=native should not be used
if conf.options.BUILD_TYPE.startswith('fast'):
Logs.warn('WARNING: \'%s\' build type should not be used in release builds', conf.options.BUILD_TYPE)
try:
conf.env.CC_VERSION[0]
except IndexError:
conf.env.CC_VERSION = (0,)
@conf
def get_optimization_flags(conf):
'''Returns a list of compile flags,
depending on build type and options set by user
NOTE: it doesn't filter out unsupported flags
:returns: tuple of cflags and linkflags
'''
linkflags = conf.get_flags_by_type(LINKFLAGS, conf.options.BUILD_TYPE, conf.env.COMPILER_CC, conf.env.CC_VERSION[0])
cflags = conf.get_flags_by_type(CFLAGS, conf.options.BUILD_TYPE, conf.env.COMPILER_CC, conf.env.CC_VERSION[0])
if conf.options.LTO:
linkflags+= conf.get_flags_by_compiler(LTO_LINKFLAGS, conf.env.COMPILER_CC)
cflags += conf.get_flags_by_compiler(LTO_CFLAGS, conf.env.COMPILER_CC)
if conf.options.POLLY:
cflags += conf.get_flags_by_compiler(POLLY_CFLAGS, conf.env.COMPILER_CC)
return cflags, linkflags

89
wscript

@ -22,9 +22,6 @@ def get_taskgen_count(self):
def options(opt):
grp = opt.add_option_group('Common options')
grp.add_option('-T', '--build-type', action='store', dest='BUILD_TYPE', default = None,
help = 'build type: debug, release or none(custom flags)')
grp.add_option('-8', '--64bits', action = 'store_true', dest = 'ALLOW64', default = False,
help = 'allow targetting 64-bit engine(Linux/Windows/OSX x86 only) [default: %default]')
@ -34,13 +31,7 @@ def options(opt):
grp.add_option('--enable-goldsrc-support', action = 'store_true', dest = 'GOLDSRC', default = False,
help = 'enable GoldSource engine support [default: %default]')
grp.add_option('--enable-lto', action = 'store_true', dest = 'LTO', default = False,
help = 'enable Link Time Optimization [default: %default]')
grp.add_option('--enable-poly-opt', action = 'store_true', dest = 'POLLY', default = False,
help = 'enable polyhedral optimization if possible [default: %default]')
opt.load('subproject')
opt.load('compiler_optimizations subproject')
opt.add_subproject(['cl_dll', 'dlls'])
@ -57,23 +48,9 @@ def configure(conf):
conf.env.SERVER_NAME = 'hl'
conf.env.PREFIX = ''
conf.load('fwgslib reconfigure enforce_pic')
conf.load('fwgslib reconfigure compiler_optimizations enforce_pic')
enforce_pic = True # modern defaults
valid_build_types = ['fastnative', 'fast', 'release', 'debug', 'nooptimize', 'sanitize', 'none']
conf.load('fwgslib reconfigure')
conf.start_msg('Build type')
if conf.options.BUILD_TYPE == None:
conf.end_msg('not set', color='RED')
conf.fatal('Please set a build type, for example "-T release"')
elif not conf.options.BUILD_TYPE in valid_build_types:
conf.end_msg(conf.options.BUILD_TYPE, color='RED')
conf.fatal('Invalid build type. Valid are: %s' % ', '.join(valid_build_types))
conf.end_msg(conf.options.BUILD_TYPE)
# -march=native should not be used
if conf.options.BUILD_TYPE == 'fast':
Logs.warn('WARNING: \'fast\' build type should not be used in release builds')
conf.env.VOICEMGR = conf.options.VOICEMGR
conf.env.GOLDSRC = conf.options.GOLDSRC
@ -96,11 +73,6 @@ def configure(conf):
conf.load('msvs msdev strip_on_install')
try:
conf.env.CC_VERSION[0]
except IndexError:
conf.env.CC_VERSION = (0, )
if conf.env.DEST_OS == 'android':
conf.options.GOLDSRC = False
conf.env.SERVER_NAME = 'server' # can't be any other name, until specified
@ -121,60 +93,6 @@ def configure(conf):
conf.env.BIT32_MANDATORY = not conf.env.BIT32_ALLOW64
conf.load('force_32bit library_naming')
linker_flags = {
'common': {
'msvc': ['/DEBUG'], # always create PDB, doesn't affect result binaries
'gcc': ['-Wl,--no-undefined']
},
'sanitize': {
'clang': ['-fsanitize=undefined', '-fsanitize=address'],
'gcc': ['-fsanitize=undefined', '-fsanitize=address'],
}
}
compiler_c_cxx_flags = {
'common': {
# disable thread-safe local static initialization for C++11 code, as it cause crashes on Windows XP
'msvc': ['/D_USING_V110_SDK71_', '/Zi', '/FS', '/Zc:threadSafeInit-', '/MT'],
'clang': ['-g', '-gdwarf-2', '-fvisibility=hidden'],
'gcc': ['-g']
},
'fast': {
'msvc': ['/O2', '/Oy'],
'gcc': {
'3': ['-O3', '-Os', '-funsafe-math-optimizations', '-fomit-frame-pointer'],
'default': ['-Ofast', '-funsafe-math-optimizations', '-funsafe-loop-optimizations', '-fomit-frame-pointer']
},
'clang': ['-Ofast'],
'default': ['-O3']
},
'fastnative': {
'msvc': ['/O2', '/Oy'],
'gcc': ['-Ofast', '-march=native', '-funsafe-math-optimizations', '-funsafe-loop-optimizations', '-fomit-frame-pointer'],
'clang': ['-Ofast', '-march=native'],
'default': ['-O3']
},
'release': {
'msvc': ['/O2'],
'default': ['-O3']
},
'debug': {
'msvc': ['/O1'],
'gcc': ['-Og'],
'default': ['-O1']
},
'sanitize': {
'msvc': ['/Od', '/RTC1'],
'gcc': ['-Og', '-fsanitize=undefined', '-fsanitize=address'],
'clang': ['-O0', '-fsanitize=undefined', '-fsanitize=address'],
'default': ['-O0']
},
'nooptimize': {
'msvc': ['/Od'],
'default': ['-O0']
}
}
compiler_optional_flags = [
'-fdiagnostics-color=always',
'-Werror=return-type',
@ -194,8 +112,7 @@ def configure(conf):
'-Werror=declaration-after-statement'
]
linkflags = conf.get_flags_by_type(linker_flags, conf.options.BUILD_TYPE, conf.env.COMPILER_CC, conf.env.CC_VERSION[0])
cflags = conf.get_flags_by_type(compiler_c_cxx_flags, conf.options.BUILD_TYPE, conf.env.COMPILER_CC, conf.env.CC_VERSION[0])
cflags, linkflags = conf.get_optimization_flags()
# Here we don't differentiate C or C++ flags
if conf.options.LTO:

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