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|
# Copyright 2012-2017 The Meson development team
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
# http://www.apache.org/licenses/LICENSE-2.0
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import os.path
import re
import subprocess
import typing as T
from ..mesonlib import (
EnvironmentException, MachineChoice, version_compare, OptionKey, is_windows
)
from ..arglist import CompilerArgs
from ..linkers import RSPFileSyntax
from .compilers import (
d_dmd_buildtype_args,
d_gdc_buildtype_args,
d_ldc_buildtype_args,
clike_debug_args,
Compiler,
)
from .mixins.gnu import GnuCompiler
if T.TYPE_CHECKING:
from ..programs import ExternalProgram
from ..envconfig import MachineInfo
from ..environment import Environment
from ..linkers import DynamicLinker
CompilerMixinBase = Compiler
else:
CompilerMixinBase = object
d_feature_args = {'gcc': {'unittest': '-funittest',
'debug': '-fdebug',
'version': '-fversion',
'import_dir': '-J'
},
'llvm': {'unittest': '-unittest',
'debug': '-d-debug',
'version': '-d-version',
'import_dir': '-J'
},
'dmd': {'unittest': '-unittest',
'debug': '-debug',
'version': '-version',
'import_dir': '-J'
}
} # type: T.Dict[str, T.Dict[str, str]]
ldc_optimization_args = {'0': [],
'g': [],
'1': ['-O1'],
'2': ['-O2'],
'3': ['-O3'],
's': ['-Oz'],
} # type: T.Dict[str, T.List[str]]
dmd_optimization_args = {'0': [],
'g': [],
'1': ['-O'],
'2': ['-O'],
'3': ['-O'],
's': ['-O'],
} # type: T.Dict[str, T.List[str]]
class DmdLikeCompilerMixin(CompilerMixinBase):
"""Mixin class for DMD and LDC.
LDC has a number of DMD like arguments, and this class allows for code
sharing between them as makes sense.
"""
def __init__(self, dmd_frontend_version: T.Optional[str]):
if dmd_frontend_version is None:
self._dmd_has_depfile = False
else:
# -makedeps switch introduced in 2.095 frontend
self._dmd_has_depfile = version_compare(dmd_frontend_version, ">=2.095.0")
if T.TYPE_CHECKING:
mscrt_args = {} # type: T.Dict[str, T.List[str]]
def _get_target_arch_args(self) -> T.List[str]: ...
LINKER_PREFIX = '-L='
def get_output_args(self, outputname: str) -> T.List[str]:
return ['-of=' + outputname]
def get_linker_output_args(self, outputname: str) -> T.List[str]:
return ['-of=' + outputname]
def get_include_args(self, path: str, is_system: bool) -> T.List[str]:
return ['-I=' + path]
def compute_parameters_with_absolute_paths(self, parameter_list: T.List[str],
build_dir: str) -> T.List[str]:
for idx, i in enumerate(parameter_list):
if i[:3] == '-I=':
parameter_list[idx] = i[:3] + os.path.normpath(os.path.join(build_dir, i[3:]))
if i[:4] == '-L-L':
parameter_list[idx] = i[:4] + os.path.normpath(os.path.join(build_dir, i[4:]))
if i[:5] == '-L=-L':
parameter_list[idx] = i[:5] + os.path.normpath(os.path.join(build_dir, i[5:]))
if i[:6] == '-Wl,-L':
parameter_list[idx] = i[:6] + os.path.normpath(os.path.join(build_dir, i[6:]))
return parameter_list
def get_warn_args(self, level: str) -> T.List[str]:
return ['-wi']
def get_werror_args(self) -> T.List[str]:
return ['-w']
def get_coverage_args(self) -> T.List[str]:
return ['-cov']
def get_coverage_link_args(self) -> T.List[str]:
return []
def get_preprocess_only_args(self) -> T.List[str]:
return ['-E']
def get_compile_only_args(self) -> T.List[str]:
return ['-c']
def get_depfile_suffix(self) -> str:
return 'deps'
def get_dependency_gen_args(self, outtarget: str, outfile: str) -> T.List[str]:
if self._dmd_has_depfile:
return [f'-makedeps={outfile}']
return []
def get_pic_args(self) -> T.List[str]:
if self.info.is_windows():
return []
return ['-fPIC']
def get_feature_args(self, kwargs: T.Dict[str, T.Any], build_to_src: str) -> T.List[str]:
# TODO: using a TypeDict here would improve this
res = []
# get_feature_args can be called multiple times for the same target when there is generated source
# so we have to copy the kwargs (target.d_features) dict before popping from it
kwargs = kwargs.copy()
if 'unittest' in kwargs:
unittest = kwargs.pop('unittest')
unittest_arg = d_feature_args[self.id]['unittest']
if not unittest_arg:
raise EnvironmentException('D compiler %s does not support the "unittest" feature.' % self.name_string())
if unittest:
res.append(unittest_arg)
if 'debug' in kwargs:
debug_level = -1
debugs = kwargs.pop('debug')
if not isinstance(debugs, list):
debugs = [debugs]
debug_arg = d_feature_args[self.id]['debug']
if not debug_arg:
raise EnvironmentException('D compiler %s does not support conditional debug identifiers.' % self.name_string())
# Parse all debug identifiers and the largest debug level identifier
for d in debugs:
if isinstance(d, int):
if d > debug_level:
debug_level = d
elif isinstance(d, str) and d.isdigit():
if int(d) > debug_level:
debug_level = int(d)
else:
res.append(f'{debug_arg}={d}')
if debug_level >= 0:
res.append(f'{debug_arg}={debug_level}')
if 'versions' in kwargs:
version_level = -1
versions = kwargs.pop('versions')
if not isinstance(versions, list):
versions = [versions]
version_arg = d_feature_args[self.id]['version']
if not version_arg:
raise EnvironmentException('D compiler %s does not support conditional version identifiers.' % self.name_string())
# Parse all version identifiers and the largest version level identifier
for v in versions:
if isinstance(v, int):
if v > version_level:
version_level = v
elif isinstance(v, str) and v.isdigit():
if int(v) > version_level:
version_level = int(v)
else:
res.append(f'{version_arg}={v}')
if version_level >= 0:
res.append(f'{version_arg}={version_level}')
if 'import_dirs' in kwargs:
import_dirs = kwargs.pop('import_dirs')
if not isinstance(import_dirs, list):
import_dirs = [import_dirs]
import_dir_arg = d_feature_args[self.id]['import_dir']
if not import_dir_arg:
raise EnvironmentException('D compiler %s does not support the "string import directories" feature.' % self.name_string())
for idir_obj in import_dirs:
basedir = idir_obj.get_curdir()
for idir in idir_obj.get_incdirs():
bldtreedir = os.path.join(basedir, idir)
# Avoid superfluous '/.' at the end of paths when d is '.'
if idir not in ('', '.'):
expdir = bldtreedir
else:
expdir = basedir
srctreedir = os.path.join(build_to_src, expdir)
res.append(f'{import_dir_arg}{srctreedir}')
res.append(f'{import_dir_arg}{bldtreedir}')
if kwargs:
raise EnvironmentException('Unknown D compiler feature(s) selected: %s' % ', '.join(kwargs.keys()))
return res
def get_buildtype_linker_args(self, buildtype: str) -> T.List[str]:
if buildtype != 'plain':
return self._get_target_arch_args()
return []
def gen_import_library_args(self, implibname: str) -> T.List[str]:
return self.linker.import_library_args(implibname)
def build_rpath_args(self, env: 'Environment', build_dir: str, from_dir: str,
rpath_paths: T.Tuple[str, ...], build_rpath: str,
install_rpath: str) -> T.Tuple[T.List[str], T.Set[bytes]]:
if self.info.is_windows():
return ([], set())
# GNU ld, solaris ld, and lld acting like GNU ld
if self.linker.id.startswith('ld'):
# The way that dmd and ldc pass rpath to gcc is different than we would
# do directly, each argument -rpath and the value to rpath, need to be
# split into two separate arguments both prefaced with the -L=.
args = []
(rpath_args, rpath_dirs_to_remove) = super().build_rpath_args(
env, build_dir, from_dir, rpath_paths, build_rpath, install_rpath)
for r in rpath_args:
if ',' in r:
a, b = r.split(',', maxsplit=1)
args.append(a)
args.append(self.LINKER_PREFIX + b)
else:
args.append(r)
return (args, rpath_dirs_to_remove)
return super().build_rpath_args(
env, build_dir, from_dir, rpath_paths, build_rpath, install_rpath)
def _translate_args_to_nongnu(self, args: T.List[str]) -> T.List[str]:
# Translate common arguments to flags the LDC/DMD compilers
# can understand.
# The flags might have been added by pkg-config files,
# and are therefore out of the user's control.
dcargs = []
# whether we hit a linker argument that expect another arg
# see the comment in the "-L" section
link_expect_arg = False
link_flags_with_arg = [
'-rpath', '-soname', '-compatibility_version', '-current_version',
]
for arg in args:
# Translate OS specific arguments first.
osargs = [] # type: T.List[str]
if self.info.is_windows():
osargs = self.translate_arg_to_windows(arg)
elif self.info.is_darwin():
osargs = self._translate_arg_to_osx(arg)
if osargs:
dcargs.extend(osargs)
continue
# Translate common D arguments here.
if arg == '-pthread':
continue
if arg.startswith('-fstack-protector'):
continue
if arg.startswith('-D'):
continue
if arg.startswith('-Wl,'):
# Translate linker arguments here.
linkargs = arg[arg.index(',') + 1:].split(',')
for la in linkargs:
dcargs.append('-L=' + la.strip())
continue
elif arg.startswith(('-link-defaultlib', '-linker', '-link-internally', '-linkonce-templates', '-lib')):
# these are special arguments to the LDC linker call,
# arguments like "-link-defaultlib-shared" do *not*
# denote a library to be linked, but change the default
# Phobos/DRuntime linking behavior, while "-linker" sets the
# default linker.
dcargs.append(arg)
continue
elif arg.startswith('-l'):
# translate library link flag
dcargs.append('-L=' + arg)
continue
elif arg.startswith('-isystem'):
# translate -isystem system include path
# this flag might sometimes be added by C library Cflags via
# pkg-config.
# NOTE: -isystem and -I are not 100% equivalent, so this is just
# a workaround for the most common cases.
if arg.startswith('-isystem='):
dcargs.append('-I=' + arg[9:])
else:
dcargs.append('-I' + arg[8:])
continue
elif arg.startswith('-idirafter'):
# same as -isystem, but appends the path instead
if arg.startswith('-idirafter='):
dcargs.append('-I=' + arg[11:])
else:
dcargs.append('-I' + arg[10:])
continue
elif arg.startswith('-L'):
# The D linker expect library search paths in the form of -L=-L/path (the '=' is optional).
#
# This function receives a mix of arguments already prepended
# with -L for the D linker driver and other linker arguments.
# The arguments starting with -L can be:
# - library search path (with or without a second -L)
# - it can come from pkg-config (a single -L)
# - or from the user passing linker flags (-L-L would be expected)
# - arguments like "-L=-rpath" that expect a second argument (also prepended with -L)
# - arguments like "-L=@rpath/xxx" without a second argument (on Apple platform)
# - arguments like "-L=/SUBSYSTEM:CONSOLE (for Windows linker)
#
# The logic that follows tries to detect all these cases (some may be missing)
# in order to prepend a -L only for the library search paths with a single -L
if arg.startswith('-L='):
suffix = arg[3:]
else:
suffix = arg[2:]
if link_expect_arg:
# flags like rpath and soname expect a path or filename respectively,
# we must not alter it (i.e. prefixing with -L for a lib search path)
dcargs.append(arg)
link_expect_arg = False
continue
if suffix in link_flags_with_arg:
link_expect_arg = True
if suffix.startswith('-') or suffix.startswith('@'):
# this is not search path
dcargs.append(arg)
continue
# linker flag such as -L=/DEBUG must pass through
if self.linker.id == 'link' and self.info.is_windows() and suffix.startswith('/'):
dcargs.append(arg)
continue
# Make sure static library files are passed properly to the linker.
if arg.endswith('.a') or arg.endswith('.lib'):
if len(suffix) > 0 and not suffix.startswith('-'):
dcargs.append('-L=' + suffix)
continue
dcargs.append('-L=' + arg)
continue
elif not arg.startswith('-') and arg.endswith(('.a', '.lib')):
# ensure static libraries are passed through to the linker
dcargs.append('-L=' + arg)
continue
else:
dcargs.append(arg)
return dcargs
@classmethod
def translate_arg_to_windows(cls, arg: str) -> T.List[str]:
args = []
if arg.startswith('-Wl,'):
# Translate linker arguments here.
linkargs = arg[arg.index(',') + 1:].split(',')
for la in linkargs:
if la.startswith('--out-implib='):
# Import library name
args.append('-L=/IMPLIB:' + la[13:].strip())
elif arg.startswith('-mscrtlib='):
args.append(arg)
mscrtlib = arg[10:].lower()
if cls is LLVMDCompiler:
# Default crt libraries for LDC2 must be excluded for other
# selected crt options.
if mscrtlib != 'libcmt':
args.append('-L=/NODEFAULTLIB:libcmt')
args.append('-L=/NODEFAULTLIB:libvcruntime')
# Fixes missing definitions for printf-functions in VS2017
if mscrtlib.startswith('msvcrt'):
args.append('-L=/DEFAULTLIB:legacy_stdio_definitions.lib')
return args
@classmethod
def _translate_arg_to_osx(cls, arg: str) -> T.List[str]:
args = []
if arg.startswith('-install_name'):
args.append('-L=' + arg)
return args
def get_debug_args(self, is_debug: bool) -> T.List[str]:
ddebug_args = []
if is_debug:
ddebug_args = [d_feature_args[self.id]['debug']]
return clike_debug_args[is_debug] + ddebug_args
def _get_crt_args(self, crt_val: str, buildtype: str) -> T.List[str]:
if not self.info.is_windows():
return []
if crt_val in self.mscrt_args:
return self.mscrt_args[crt_val]
assert crt_val in ['from_buildtype', 'static_from_buildtype']
dbg = 'mdd'
rel = 'md'
if crt_val == 'static_from_buildtype':
dbg = 'mtd'
rel = 'mt'
# Match what build type flags used to do.
if buildtype == 'plain':
return []
elif buildtype == 'debug':
return self.mscrt_args[dbg]
elif buildtype == 'debugoptimized':
return self.mscrt_args[rel]
elif buildtype == 'release':
return self.mscrt_args[rel]
elif buildtype == 'minsize':
return self.mscrt_args[rel]
else:
assert buildtype == 'custom'
raise EnvironmentException('Requested C runtime based on buildtype, but buildtype is "custom".')
def get_soname_args(self, env: 'Environment', prefix: str, shlib_name: str,
suffix: str, soversion: str,
darwin_versions: T.Tuple[str, str]) -> T.List[str]:
sargs = super().get_soname_args(env, prefix, shlib_name, suffix,
soversion, darwin_versions)
# LDC and DMD actually do use a linker, but they proxy all of that with
# their own arguments
if self.linker.id.startswith('ld.'):
soargs = []
for arg in sargs:
a, b = arg.split(',', maxsplit=1)
soargs.append(a)
soargs.append(self.LINKER_PREFIX + b)
return soargs
elif self.linker.id.startswith('ld64'):
soargs = []
for arg in sargs:
if not arg.startswith(self.LINKER_PREFIX):
soargs.append(self.LINKER_PREFIX + arg)
else:
soargs.append(arg)
return soargs
else:
return sargs
def get_allow_undefined_link_args(self) -> T.List[str]:
args = self.linker.get_allow_undefined_args()
if self.info.is_darwin():
# On macOS we're passing these options to the C compiler, but
# they're linker options and need -Wl, so clang/gcc knows what to
# do with them. I'm assuming, but don't know for certain, that
# ldc/dmd do some kind of mapping internally for arguments they
# understand, but pass arguments they don't understand directly.
args = [a.replace('-L=', '-Xcc=-Wl,') for a in args]
return args
class DCompilerArgs(CompilerArgs):
prepend_prefixes = ('-I', '-L')
dedup2_prefixes = ('-I', )
class DCompiler(Compiler):
mscrt_args = {
'none': ['-mscrtlib='],
'md': ['-mscrtlib=msvcrt'],
'mdd': ['-mscrtlib=msvcrtd'],
'mt': ['-mscrtlib=libcmt'],
'mtd': ['-mscrtlib=libcmtd'],
}
language = 'd'
def __init__(self, exelist: T.List[str], version: str, for_machine: MachineChoice,
info: 'MachineInfo', arch: str, *,
exe_wrapper: T.Optional['ExternalProgram'] = None,
linker: T.Optional['DynamicLinker'] = None,
full_version: T.Optional[str] = None,
is_cross: bool = False):
super().__init__(exelist, version, for_machine, info, linker=linker,
full_version=full_version, is_cross=is_cross)
self.arch = arch
self.exe_wrapper = exe_wrapper
def sanity_check(self, work_dir: str, environment: 'Environment') -> None:
source_name = os.path.join(work_dir, 'sanity.d')
output_name = os.path.join(work_dir, 'dtest')
with open(source_name, 'w', encoding='utf-8') as ofile:
ofile.write('''void main() { }''')
pc = subprocess.Popen(self.exelist + self.get_output_args(output_name) + self._get_target_arch_args() + [source_name], cwd=work_dir)
pc.wait()
if pc.returncode != 0:
raise EnvironmentException('D compiler %s can not compile programs.' % self.name_string())
if self.is_cross:
if self.exe_wrapper is None:
# Can't check if the binaries run so we have to assume they do
return
cmdlist = self.exe_wrapper.get_command() + [output_name]
else:
cmdlist = [output_name]
if subprocess.call(cmdlist) != 0:
raise EnvironmentException('Executables created by D compiler %s are not runnable.' % self.name_string())
def needs_static_linker(self) -> bool:
return True
def get_depfile_suffix(self) -> str:
return 'deps'
def get_pic_args(self) -> T.List[str]:
if self.info.is_windows():
return []
return ['-fPIC']
def get_feature_args(self, kwargs: T.Dict[str, T.Any], build_to_src: str) -> T.List[str]:
# TODO: using a TypeDict here would improve this
res = []
# get_feature_args can be called multiple times for the same target when there is generated source
# so we have to copy the kwargs (target.d_features) dict before popping from it
kwargs = kwargs.copy()
if 'unittest' in kwargs:
unittest = kwargs.pop('unittest')
unittest_arg = d_feature_args[self.id]['unittest']
if not unittest_arg:
raise EnvironmentException('D compiler %s does not support the "unittest" feature.' % self.name_string())
if unittest:
res.append(unittest_arg)
if 'debug' in kwargs:
debug_level = -1
debugs = kwargs.pop('debug')
if not isinstance(debugs, list):
debugs = [debugs]
debug_arg = d_feature_args[self.id]['debug']
if not debug_arg:
raise EnvironmentException('D compiler %s does not support conditional debug identifiers.' % self.name_string())
# Parse all debug identifiers and the largest debug level identifier
for d in debugs:
if isinstance(d, int):
if d > debug_level:
debug_level = d
elif isinstance(d, str) and d.isdigit():
if int(d) > debug_level:
debug_level = int(d)
else:
res.append(f'{debug_arg}={d}')
if debug_level >= 0:
res.append(f'{debug_arg}={debug_level}')
if 'versions' in kwargs:
version_level = -1
versions = kwargs.pop('versions')
if not isinstance(versions, list):
versions = [versions]
version_arg = d_feature_args[self.id]['version']
if not version_arg:
raise EnvironmentException('D compiler %s does not support conditional version identifiers.' % self.name_string())
# Parse all version identifiers and the largest version level identifier
for v in versions:
if isinstance(v, int):
if v > version_level:
version_level = v
elif isinstance(v, str) and v.isdigit():
if int(v) > version_level:
version_level = int(v)
else:
res.append(f'{version_arg}={v}')
if version_level >= 0:
res.append(f'{version_arg}={version_level}')
if 'import_dirs' in kwargs:
import_dirs = kwargs.pop('import_dirs')
if not isinstance(import_dirs, list):
import_dirs = [import_dirs]
import_dir_arg = d_feature_args[self.id]['import_dir']
if not import_dir_arg:
raise EnvironmentException('D compiler %s does not support the "string import directories" feature.' % self.name_string())
for idir_obj in import_dirs:
basedir = idir_obj.get_curdir()
for idir in idir_obj.get_incdirs():
bldtreedir = os.path.join(basedir, idir)
# Avoid superfluous '/.' at the end of paths when d is '.'
if idir not in ('', '.'):
expdir = bldtreedir
else:
expdir = basedir
srctreedir = os.path.join(build_to_src, expdir)
res.append(f'{import_dir_arg}{srctreedir}')
res.append(f'{import_dir_arg}{bldtreedir}')
if kwargs:
raise EnvironmentException('Unknown D compiler feature(s) selected: %s' % ', '.join(kwargs.keys()))
return res
def get_buildtype_linker_args(self, buildtype: str) -> T.List[str]:
if buildtype != 'plain':
return self._get_target_arch_args()
return []
def compiler_args(self, args: T.Optional[T.Iterable[str]] = None) -> DCompilerArgs:
return DCompilerArgs(self, args)
def has_multi_arguments(self, args: T.List[str], env: 'Environment') -> T.Tuple[bool, bool]:
return self.compiles('int i;\n', env, extra_args=args)
def _get_target_arch_args(self) -> T.List[str]:
# LDC2 on Windows targets to current OS architecture, but
# it should follow the target specified by the MSVC toolchain.
if self.info.is_windows():
if self.arch == 'x86_64':
return ['-m64']
return ['-m32']
return []
def get_crt_compile_args(self, crt_val: str, buildtype: str) -> T.List[str]:
return []
def get_crt_link_args(self, crt_val: str, buildtype: str) -> T.List[str]:
return []
class GnuDCompiler(GnuCompiler, DCompiler):
# we mostly want DCompiler, but that gives us the Compiler.LINKER_PREFIX instead
LINKER_PREFIX = GnuCompiler.LINKER_PREFIX
id = 'gcc'
def __init__(self, exelist: T.List[str], version: str, for_machine: MachineChoice,
info: 'MachineInfo', arch: str, *,
exe_wrapper: T.Optional['ExternalProgram'] = None,
linker: T.Optional['DynamicLinker'] = None,
full_version: T.Optional[str] = None,
is_cross: bool = False):
DCompiler.__init__(self, exelist, version, for_machine, info, arch,
exe_wrapper=exe_wrapper, linker=linker,
full_version=full_version, is_cross=is_cross)
GnuCompiler.__init__(self, {})
default_warn_args = ['-Wall', '-Wdeprecated']
self.warn_args = {'0': [],
'1': default_warn_args,
'2': default_warn_args + ['-Wextra'],
'3': default_warn_args + ['-Wextra', '-Wpedantic']}
self.base_options = {
OptionKey(o) for o in [
'b_colorout', 'b_sanitize', 'b_staticpic', 'b_vscrt',
'b_coverage', 'b_pgo', 'b_ndebug']}
self._has_color_support = version_compare(self.version, '>=4.9')
# dependencies were implemented before, but broken - support was fixed in GCC 7.1+
# (and some backported versions)
self._has_deps_support = version_compare(self.version, '>=7.1')
def get_colorout_args(self, colortype: str) -> T.List[str]:
if self._has_color_support:
super().get_colorout_args(colortype)
return []
def get_dependency_gen_args(self, outtarget: str, outfile: str) -> T.List[str]:
if self._has_deps_support:
return super().get_dependency_gen_args(outtarget, outfile)
return []
def get_warn_args(self, level: str) -> T.List[str]:
return self.warn_args[level]
def get_buildtype_args(self, buildtype: str) -> T.List[str]:
return d_gdc_buildtype_args[buildtype]
def compute_parameters_with_absolute_paths(self, parameter_list: T.List[str],
build_dir: str) -> T.List[str]:
for idx, i in enumerate(parameter_list):
if i[:2] == '-I' or i[:2] == '-L':
parameter_list[idx] = i[:2] + os.path.normpath(os.path.join(build_dir, i[2:]))
return parameter_list
def get_allow_undefined_link_args(self) -> T.List[str]:
return self.linker.get_allow_undefined_args()
def get_linker_always_args(self) -> T.List[str]:
args = super().get_linker_always_args()
if self.info.is_windows():
return args
return args + ['-shared-libphobos']
def get_disable_assert_args(self) -> T.List[str]:
return ['-frelease']
# LDC uses the DMD frontend code to parse and analyse the code.
# It then uses LLVM for the binary code generation and optimizations.
# This function retrieves the dmd frontend version, which determines
# the common features between LDC and DMD.
# We need the complete version text because the match is not on first line
# of version_output
def find_ldc_dmd_frontend_version(version_output: T.Optional[str]) -> T.Optional[str]:
if version_output is None:
return None
version_regex = re.search(r'DMD v(\d+\.\d+\.\d+)', version_output)
if version_regex:
return version_regex.group(1)
return None
class LLVMDCompiler(DmdLikeCompilerMixin, DCompiler):
id = 'llvm'
def __init__(self, exelist: T.List[str], version: str, for_machine: MachineChoice,
info: 'MachineInfo', arch: str, *,
exe_wrapper: T.Optional['ExternalProgram'] = None,
linker: T.Optional['DynamicLinker'] = None,
full_version: T.Optional[str] = None,
is_cross: bool = False, version_output: T.Optional[str] = None):
DCompiler.__init__(self, exelist, version, for_machine, info, arch,
exe_wrapper=exe_wrapper, linker=linker,
full_version=full_version, is_cross=is_cross)
DmdLikeCompilerMixin.__init__(self, dmd_frontend_version=find_ldc_dmd_frontend_version(version_output))
self.base_options = {OptionKey(o) for o in ['b_coverage', 'b_colorout', 'b_vscrt', 'b_ndebug']}
def get_colorout_args(self, colortype: str) -> T.List[str]:
if colortype == 'always':
return ['-enable-color']
return []
def get_warn_args(self, level: str) -> T.List[str]:
if level in {'2', '3'}:
return ['-wi', '-dw']
elif level == '1':
return ['-wi']
return []
def get_buildtype_args(self, buildtype: str) -> T.List[str]:
if buildtype != 'plain':
return self._get_target_arch_args() + d_ldc_buildtype_args[buildtype]
return d_ldc_buildtype_args[buildtype]
def get_pic_args(self) -> T.List[str]:
return ['-relocation-model=pic']
def get_crt_link_args(self, crt_val: str, buildtype: str) -> T.List[str]:
return self._get_crt_args(crt_val, buildtype)
def unix_args_to_native(self, args: T.List[str]) -> T.List[str]:
return self._translate_args_to_nongnu(args)
def get_optimization_args(self, optimization_level: str) -> T.List[str]:
return ldc_optimization_args[optimization_level]
@classmethod
def use_linker_args(cls, linker: str) -> T.List[str]:
return [f'-linker={linker}']
def get_linker_always_args(self) -> T.List[str]:
args = super().get_linker_always_args()
if self.info.is_windows():
return args
return args + ['-link-defaultlib-shared']
def get_disable_assert_args(self) -> T.List[str]:
return ['--release']
def rsp_file_syntax(self) -> RSPFileSyntax:
# We use `mesonlib.is_windows` here because we want to know what the
# build machine is, not the host machine. This really means we would
# have the Environment not the MachineInfo in the compiler.
return RSPFileSyntax.MSVC if is_windows() else RSPFileSyntax.GCC
class DmdDCompiler(DmdLikeCompilerMixin, DCompiler):
id = 'dmd'
def __init__(self, exelist: T.List[str], version: str, for_machine: MachineChoice,
info: 'MachineInfo', arch: str, *,
exe_wrapper: T.Optional['ExternalProgram'] = None,
linker: T.Optional['DynamicLinker'] = None,
full_version: T.Optional[str] = None,
is_cross: bool = False):
DCompiler.__init__(self, exelist, version, for_machine, info, arch,
exe_wrapper=exe_wrapper, linker=linker,
full_version=full_version, is_cross=is_cross)
DmdLikeCompilerMixin.__init__(self, version)
self.base_options = {OptionKey(o) for o in ['b_coverage', 'b_colorout', 'b_vscrt', 'b_ndebug']}
def get_colorout_args(self, colortype: str) -> T.List[str]:
if colortype == 'always':
return ['-color=on']
return []
def get_buildtype_args(self, buildtype: str) -> T.List[str]:
if buildtype != 'plain':
return self._get_target_arch_args() + d_dmd_buildtype_args[buildtype]
return d_dmd_buildtype_args[buildtype]
def get_std_exe_link_args(self) -> T.List[str]:
if self.info.is_windows():
# DMD links against D runtime only when main symbol is found,
# so these needs to be inserted when linking static D libraries.
if self.arch == 'x86_64':
return ['phobos64.lib']
elif self.arch == 'x86_mscoff':
return ['phobos32mscoff.lib']
return ['phobos.lib']
return []
def get_std_shared_lib_link_args(self) -> T.List[str]:
libname = 'libphobos2.so'
if self.info.is_windows():
if self.arch == 'x86_64':
libname = 'phobos64.lib'
elif self.arch == 'x86_mscoff':
libname = 'phobos32mscoff.lib'
else:
libname = 'phobos.lib'
return ['-shared', '-defaultlib=' + libname]
def _get_target_arch_args(self) -> T.List[str]:
# DMD32 and DMD64 on 64-bit Windows defaults to 32-bit (OMF).
# Force the target to 64-bit in order to stay consistent
# across the different platforms.
if self.info.is_windows():
if self.arch == 'x86_64':
return ['-m64']
elif self.arch == 'x86_mscoff':
return ['-m32mscoff']
return ['-m32']
return []
def get_crt_compile_args(self, crt_val: str, buildtype: str) -> T.List[str]:
return self._get_crt_args(crt_val, buildtype)
def unix_args_to_native(self, args: T.List[str]) -> T.List[str]:
return self._translate_args_to_nongnu(args)
def get_optimization_args(self, optimization_level: str) -> T.List[str]:
return dmd_optimization_args[optimization_level]
def can_linker_accept_rsp(self) -> bool:
return False
def get_linker_always_args(self) -> T.List[str]:
args = super().get_linker_always_args()
if self.info.is_windows():
return args
return args + ['-defaultlib=phobos2', '-debuglib=phobos2']
def get_disable_assert_args(self) -> T.List[str]:
return ['-release']
def rsp_file_syntax(self) -> RSPFileSyntax:
return RSPFileSyntax.MSVC
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