# Copyright 2013-2022 Lawrence Livermore National Security, LLC and other # Spack Project Developers. See the top-level COPYRIGHT file for details. # # SPDX-License-Identifier: (Apache-2.0 OR MIT) import glob import itertools import os import re import sys import llnl.util.tty as tty import spack.platforms import spack.util.executable from spack.build_environment import dso_suffix from spack.operating_systems.mac_os import macos_sdk_path, macos_version class Gcc(AutotoolsPackage, GNUMirrorPackage): """The GNU Compiler Collection includes front ends for C, C++, Objective-C, Fortran, Ada, and Go, as well as libraries for these languages.""" homepage = 'https://gcc.gnu.org' gnu_mirror_path = 'gcc/gcc-9.2.0/gcc-9.2.0.tar.xz' git = 'git://gcc.gnu.org/git/gcc.git' list_url = 'https://ftp.gnu.org/gnu/gcc/' list_depth = 1 maintainers = ['michaelkuhn', 'alalazo'] version('master', branch='master') version('11.3.0', sha256='b47cf2818691f5b1e21df2bb38c795fac2cfbd640ede2d0a5e1c89e338a3ac39') version('11.2.0', sha256='d08edc536b54c372a1010ff6619dd274c0f1603aa49212ba20f7aa2cda36fa8b') version('11.1.0', sha256='4c4a6fb8a8396059241c2e674b85b351c26a5d678274007f076957afa1cc9ddf') version('10.3.0', sha256='64f404c1a650f27fc33da242e1f2df54952e3963a49e06e73f6940f3223ac344') version('10.2.0', sha256='b8dd4368bb9c7f0b98188317ee0254dd8cc99d1e3a18d0ff146c855fe16c1d8c') version('10.1.0', sha256='b6898a23844b656f1b68691c5c012036c2e694ac4b53a8918d4712ad876e7ea2') version('9.4.0', sha256='c95da32f440378d7751dd95533186f7fc05ceb4fb65eb5b85234e6299eb9838e') version('9.3.0', sha256='71e197867611f6054aa1119b13a0c0abac12834765fe2d81f35ac57f84f742d1') version('9.2.0', sha256='ea6ef08f121239da5695f76c9b33637a118dcf63e24164422231917fa61fb206') version('9.1.0', sha256='79a66834e96a6050d8fe78db2c3b32fb285b230b855d0a66288235bc04b327a0') version('8.5.0', sha256='d308841a511bb830a6100397b0042db24ce11f642dab6ea6ee44842e5325ed50') version('8.4.0', sha256='e30a6e52d10e1f27ed55104ad233c30bd1e99cfb5ff98ab022dc941edd1b2dd4') version('8.3.0', sha256='64baadfe6cc0f4947a84cb12d7f0dfaf45bb58b7e92461639596c21e02d97d2c') version('8.2.0', sha256='196c3c04ba2613f893283977e6011b2345d1cd1af9abeac58e916b1aab3e0080') version('8.1.0', sha256='1d1866f992626e61349a1ccd0b8d5253816222cdc13390dcfaa74b093aa2b153') version('7.5.0', sha256='b81946e7f01f90528a1f7352ab08cc602b9ccc05d4e44da4bd501c5a189ee661') version('7.4.0', sha256='eddde28d04f334aec1604456e536416549e9b1aa137fc69204e65eb0c009fe51') version('7.3.0', sha256='832ca6ae04636adbb430e865a1451adf6979ab44ca1c8374f61fba65645ce15c') version('7.2.0', sha256='1cf7adf8ff4b5aa49041c8734bbcf1ad18cc4c94d0029aae0f4e48841088479a') version('7.1.0', sha256='8a8136c235f64c6fef69cac0d73a46a1a09bb250776a050aec8f9fc880bebc17') version('6.5.0', sha256='7ef1796ce497e89479183702635b14bb7a46b53249209a5e0f999bebf4740945') version('6.4.0', sha256='850bf21eafdfe5cd5f6827148184c08c4a0852a37ccf36ce69855334d2c914d4') version('6.3.0', sha256='f06ae7f3f790fbf0f018f6d40e844451e6bc3b7bc96e128e63b09825c1f8b29f') version('6.2.0', sha256='9944589fc722d3e66308c0ce5257788ebd7872982a718aa2516123940671b7c5') version('6.1.0', sha256='09c4c85cabebb971b1de732a0219609f93fc0af5f86f6e437fd8d7f832f1a351') version('5.5.0', sha256='530cea139d82fe542b358961130c69cfde8b3d14556370b65823d2f91f0ced87') version('5.4.0', sha256='608df76dec2d34de6558249d8af4cbee21eceddbcb580d666f7a5a583ca3303a') version('5.3.0', sha256='b84f5592e9218b73dbae612b5253035a7b34a9a1f7688d2e1bfaaf7267d5c4db') version('5.2.0', sha256='5f835b04b5f7dd4f4d2dc96190ec1621b8d89f2dc6f638f9f8bc1b1014ba8cad') version('5.1.0', sha256='b7dafdf89cbb0e20333dbf5b5349319ae06e3d1a30bf3515b5488f7e89dca5ad') version('4.9.4', sha256='6c11d292cd01b294f9f84c9a59c230d80e9e4a47e5c6355f046bb36d4f358092') version('4.9.3', sha256='2332b2a5a321b57508b9031354a8503af6fdfb868b8c1748d33028d100a8b67e') version('4.9.2', sha256='2020c98295856aa13fda0f2f3a4794490757fc24bcca918d52cc8b4917b972dd') version('4.9.1', sha256='d334781a124ada6f38e63b545e2a3b8c2183049515a1abab6d513f109f1d717e') version('4.8.5', sha256='22fb1e7e0f68a63cee631d85b20461d1ea6bda162f03096350e38c8d427ecf23') version('4.8.4', sha256='4a80aa23798b8e9b5793494b8c976b39b8d9aa2e53cd5ed5534aff662a7f8695') version('4.7.4', sha256='92e61c6dc3a0a449e62d72a38185fda550168a86702dea07125ebd3ec3996282') version('4.6.4', sha256='35af16afa0b67af9b8eb15cafb76d2bc5f568540552522f5dc2c88dd45d977e8') version('4.5.4', sha256='eef3f0456db8c3d992cbb51d5d32558190bc14f3bc19383dd93acc27acc6befc') # We specifically do not add 'all' variant here because: # (i) Ada, Go, Jit, and Objective-C++ are not default languages. # In that respect, the name 'all' is rather misleading. # (ii) Languages other than c,c++,fortran are prone to configure bug in GCC # For example, 'java' appears to ignore custom location of zlib # (iii) meaning of 'all' changes with GCC version, i.e. 'java' is not part # of gcc7. Correctly specifying conflicts() and depends_on() in such a # case is a PITA. variant('languages', default='c,c++,fortran', values=('ada', 'brig', 'c', 'c++', 'fortran', 'go', 'java', 'jit', 'lto', 'objc', 'obj-c++'), multi=True, description='Compilers and runtime libraries to build') variant('binutils', default=False, description='Build via binutils') variant('piclibs', default=False, description='Build PIC versions of libgfortran.a and libstdc++.a') variant('strip', default=False, description='Strip executables to reduce installation size') variant('nvptx', default=False, description='Target nvptx offloading to NVIDIA GPUs') variant('bootstrap', default=True, description='Enable 3-stage bootstrap') variant('graphite', default=False, description='Enable Graphite loop optimizations (requires ISL)') depends_on('flex', type='build', when='@master') # https://gcc.gnu.org/install/prerequisites.html depends_on('gmp@4.3.2:') # mawk is not sufficient for go support depends_on('gawk@3.1.5:', type='build') depends_on('texinfo@4.7:', type='build') depends_on('libtool', type='build') # dependencies required for git versions depends_on('m4@1.4.6:', when='@master', type='build') depends_on('automake@1.15.1:', when='@master', type='build') depends_on('autoconf@2.69:', when='@master', type='build') # GCC 7.3 does not compile with newer releases on some platforms, see # https://github.com/spack/spack/issues/6902#issuecomment-433030376 depends_on('mpfr@2.4.2:3.1.6', when='@:9.9') depends_on('mpfr@3.1.0:', when='@10:') depends_on('mpc@1.0.1:', when='@4.5:') # Already released GCC versions do not support any newer version of ISL # GCC 5.4 https://github.com/spack/spack/issues/6902#issuecomment-433072097 # GCC 7.3 https://github.com/spack/spack/issues/6902#issuecomment-433030376 # GCC 9+ https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86724 with when('+graphite'): depends_on('isl@0.14', when='@5.0:5.2') depends_on('isl@0.15', when='@5.3:5.9') depends_on('isl@0.15:0.18', when='@6:8.9') depends_on('isl@0.15:0.20', when='@9:9.9') depends_on('isl@0.15:', when='@10:') depends_on('zlib', when='@6:') depends_on('zstd', when='@10:') depends_on('diffutils', type='build') depends_on('iconv', when='platform=darwin') depends_on('gnat', when='languages=ada') depends_on('binutils+gas+ld+plugins~libiberty', when='+binutils', type=('build', 'link', 'run')) depends_on('zip', type='build', when='languages=java') # The server is sometimes a bit slow to respond timeout = {'timeout': 60} # TODO: integrate these libraries. # depends_on('ppl') # depends_on('cloog') # https://gcc.gnu.org/install/test.html depends_on('dejagnu@1.4.4', type='test') depends_on('expect', type='test') depends_on('tcl', type='test') depends_on('autogen@5.5.4:', type='test') depends_on('guile@1.4.1:', type='test') # See https://golang.org/doc/install/gccgo#Releases with when('languages=go'): provides('golang', when='@4.6:') provides('golang@:1', when='@4.7.1:') provides('golang@:1.1', when='@4.8:') provides('golang@:1.1.2', when='@4.8.2:') provides('golang@:1.2', when='@4.9:') provides('golang@:1.4', when='@5:') provides('golang@:1.6.1', when='@6:') provides('golang@:1.8', when='@7:') # GCC 4.6 added support for the Go programming language. # See https://gcc.gnu.org/gcc-4.6/changes.html conflicts('@:4.5', msg='support for Go has been added in GCC 4.6') # Go is not supported on macOS conflicts('platform=darwin', msg='Go not supported on MacOS') # For a list of valid languages for a specific release, # run the following command in the GCC source directory: # $ grep ^language= gcc/*/config-lang.in # See https://gcc.gnu.org/install/configure.html # Support for processing BRIG 1.0 files was added in GCC 7 # BRIG is a binary format for HSAIL: # (Heterogeneous System Architecture Intermediate Language). # See https://gcc.gnu.org/gcc-7/changes.html conflicts('languages=brig', when='@:6') # BRIG does not seem to be supported on macOS conflicts('languages=brig', when='platform=darwin') # GCC 4.8 added a 'c' language. I'm sure C was always built, # but this is the first version that accepts 'c' as a valid language. conflicts('languages=c', when='@:4.7') # The GCC Java frontend and associated libjava runtime library # have been removed from GCC as of GCC 7. # See https://gcc.gnu.org/gcc-7/changes.html conflicts('languages=java', when='@7:') # GCC 5 added the ability to build GCC as a Just-In-Time compiler. # See https://gcc.gnu.org/gcc-5/changes.html conflicts('languages=jit', when='@:4') with when('+nvptx'): depends_on('cuda') resource( name='newlib', url='ftp://sourceware.org/pub/newlib/newlib-3.0.0.20180831.tar.gz', sha256='3ad3664f227357df15ff34e954bfd9f501009a647667cd307bf0658aefd6eb5b', destination='newlibsource', fetch_options=timeout ) # nvptx-tools does not seem to work as a dependency, # but does fine when the source is inside the gcc build directory # nvptx-tools doesn't have any releases, so grabbing the last commit resource( name='nvptx-tools', git='https://github.com/MentorEmbedded/nvptx-tools', commit='d0524fbdc86dfca068db5a21cc78ac255b335be5', ) # NVPTX offloading supported in 7 and later by limited languages conflicts('@:6', msg='NVPTX only supported in gcc 7 and above') conflicts('languages=ada') conflicts('languages=brig') conflicts('languages=go') conflicts('languages=java') conflicts('languages=jit') conflicts('languages=objc') conflicts('languages=obj-c++') # NVPTX build disables bootstrap conflicts('+bootstrap') # Binutils can't build ld on macOS conflicts('+binutils', when='platform=darwin') # Bootstrap comparison failure: # see https://github.com/spack/spack/issues/23296 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100340 # on XCode 12.5 conflicts('+bootstrap', when='@:11.1 %apple-clang@12.0.5') # aarch64/M1 is supported in GCC 12+ conflicts('@:11', when='target=aarch64: platform=darwin', msg='Only GCC 12 and newer support macOS M1 (aarch64)') # Newer binutils than RHEL's is required to run `as` on some instructions # generated by new GCC (see https://github.com/spack/spack/issues/12235) conflicts('~binutils', when='@7: os=rhel6', msg='New GCC cannot use system assembler on RHEL6') # GCC 11 requires GCC 4.8 or later (https://gcc.gnu.org/gcc-11/changes.html) conflicts('%gcc@:4.7', when='@11:') if sys.platform == 'darwin': # Fix parallel build on APFS filesystem # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81797 if macos_version() >= Version('10.13'): patch('darwin/apfs.patch', when='@5.5.0,6.1:6.4,7.1:7.3') # from homebrew via macports # https://trac.macports.org/ticket/56502#no1 # see also: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83531 patch('darwin/headers-10.13-fix.patch', when='@5.5.0') if macos_version() >= Version('10.14'): # Fix system headers for Mojave SDK: # https://github.com/Homebrew/homebrew-core/pull/39041 patch('https://raw.githubusercontent.com/Homebrew/formula-patches/b8b8e65e/gcc/8.3.0-xcode-bug-_Atomic-fix.patch', sha256='33ee92bf678586357ee8ab9d2faddf807e671ad37b97afdd102d5d153d03ca84', when='@6:8.3') if macos_version() >= Version('10.15'): # Fix system headers for Catalina SDK # (otherwise __OSX_AVAILABLE_STARTING ends up undefined) patch('https://raw.githubusercontent.com/Homebrew/formula-patches/b8b8e65e/gcc/9.2.0-catalina.patch', sha256='0b8d14a7f3c6a2f0d2498526e86e088926671b5da50a554ffa6b7f73ac4f132b', when='@9.2.0') # See https://raw.githubusercontent.com/Homebrew/homebrew-core/3b7db4457ac64a31e3bbffc54b04c4bd824a4a4a/Formula/gcc.rb patch('https://github.com/iains/gcc-darwin-arm64/commit/20f61faaed3b335d792e38892d826054d2ac9f15.patch?full_index=1', sha256='c0605179a856ca046d093c13cea4d2e024809ec2ad4bf3708543fc3d2e60504b', when='@11.2.0') # Use -headerpad_max_install_names in the build, # otherwise updated load commands won't fit in the Mach-O header. # This is needed because `gcc` avoids the superenv shim. patch('darwin/gcc-7.1.0-headerpad.patch', when='@5:11.2') patch('darwin/gcc-6.1.0-jit.patch', when='@5:7') patch('darwin/gcc-4.9.patch1', when='@4.9.0:4.9.3') patch('darwin/gcc-4.9.patch2', when='@4.9.0:4.9.3') # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92061 patch('darwin/clang13.patch', when='@:11.1 %apple-clang@13') patch('piclibs.patch', when='+piclibs') patch('gcc-backport.patch', when='@4.7:4.9.3,5:5.3') # Backport libsanitizer patch for glibc >= 2.31 and 5.3.0 <= gcc <= 9.2.0 # https://bugs.gentoo.org/708346 patch('glibc-2.31-libsanitizer-1.patch', when='@7.1.0:7.5.0,8.1.0:8.3.0,9.0.0:9.2.0') patch('glibc-2.31-libsanitizer-1-gcc-6.patch', when='@5.3.0:5.5.0,6.1.0:6.5.0') patch('glibc-2.31-libsanitizer-2.patch', when='@8.1.0:8.3.0,9.0.0:9.2.0') patch('glibc-2.31-libsanitizer-2-gcc-6.patch', when='@5.3.0:5.5.0,6.1.0:6.5.0') patch('glibc-2.31-libsanitizer-2-gcc-7.patch', when='@7.1.0:7.5.0') patch('https://gcc.gnu.org/git/?p=gcc.git;a=patch;h=2b40941d23b1570cdd90083b58fa0f66aa58c86e', sha256='b48e48736062e64a6da7cbe7e21a6c1c89422d1f49ef547c73b479a3f3f4935f', when='@6.5.0,7.4.0:7.5.0,8.2.0:9.3.0') patch('https://gcc.gnu.org/git/?p=gcc.git;a=patch;h=745dae5923aba02982563481d75a21595df22ff8', sha256='eaa00c91e08a5e767f023911a49bc1b2d1a3eea38703b745ab260f90e8da41aa', when='@10.1.0:11.1.0') # Older versions do not compile with newer versions of glibc # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81712 patch('ucontext_t.patch', when='@4.9,5.1:5.4,6.1:6.4,7.1') patch('ucontext_t-java.patch', when='@4.9,5.1:5.4,6.1:6.4 languages=java') # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81066 patch('stack_t-4.9.patch', when='@4.9') patch('stack_t.patch', when='@5.1:5.4,6.1:6.4,7.1') # https://bugs.busybox.net/show_bug.cgi?id=10061 patch('signal.patch', when='@4.9,5.1:5.4') # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85835 patch('sys_ustat.h.patch', when='@5.0:6.4,7.0:7.3,8.1') patch('sys_ustat-4.9.patch', when='@4.9') # this patch removes cylades support from gcc-5 and allows gcc-5 to be built # with newer glibc versions. patch('glibc-2.31-libsanitizer-3-gcc-5.patch', when='@5.3.0:5.5.0') # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95005 patch('zstd.patch', when='@10') # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100102 patch('https://gcc.gnu.org/git/?p=gcc.git;a=patch;h=fc930b3010bd0de899a3da3209eab20664ddb703', sha256='28c5ab3b564d83dd7e6e35b9c683141a4cb57ee886c5367e54a0828538b3c789', when='@10.1:10.3') patch('https://gcc.gnu.org/git/?p=gcc.git;a=patch;h=f1feb74046e0feb0596b93bbb822fae02940a90e', sha256='3e5029489b79fc0d47fd6719f3d5c9d3bbc727a4a0cbff161a5517e8a3c98cb6', when='@11.1') build_directory = 'spack-build' @property def executables(self): names = [r'gcc', r'[^\w]?g\+\+', r'gfortran'] suffixes = [r'', r'-mp-\d+\.\d', r'-\d+\.\d', r'-\d+', r'\d\d'] return [r''.join(x) for x in itertools.product(names, suffixes)] @classmethod def filter_detected_exes(cls, prefix, exes_in_prefix): result = [] for exe in exes_in_prefix: # On systems like Ubuntu we might get multiple executables # with the string "gcc" in them. See: # https://helpmanual.io/packages/apt/gcc/ basename = os.path.basename(exe) substring_to_be_filtered = [ 'c99-gcc', 'c89-gcc', '-nm', '-ar', 'ranlib', 'clang' # clang++ matches g++ -> clan[g++] ] if any(x in basename for x in substring_to_be_filtered): continue # Filter out links in favor of real executables on # all systems but Cray host_platform = str(spack.platforms.host()) if os.path.islink(exe) and host_platform != 'cray': continue result.append(exe) return result @classmethod def determine_version(cls, exe): try: output = spack.compiler.get_compiler_version_output( exe, '--version' ) except Exception: output = '' # Apple's gcc is actually apple clang, so skip it. # Users can add it manually to compilers.yaml at their own risk. if 'Apple' in output: return None version_regex = re.compile(r'([\d\.]+)') for vargs in ('-dumpfullversion', '-dumpversion'): try: output = spack.compiler.get_compiler_version_output(exe, vargs) match = version_regex.search(output) if match: return match.group(1) except spack.util.executable.ProcessError: pass except Exception as e: tty.debug(e) return None @classmethod def determine_variants(cls, exes, version_str): languages, compilers = set(), {} for exe in exes: basename = os.path.basename(exe) if 'g++' in basename: languages.add('c++') compilers['cxx'] = exe elif 'gfortran' in basename: languages.add('fortran') compilers['fortran'] = exe elif 'gcc' in basename: languages.add('c') compilers['c'] = exe variant_str = 'languages={0}'.format(','.join(languages)) return variant_str, {'compilers': compilers} @classmethod def validate_detected_spec(cls, spec, extra_attributes): # For GCC 'compilers' is a mandatory attribute msg = ('the extra attribute "compilers" must be set for ' 'the detected spec "{0}"'.format(spec)) assert 'compilers' in extra_attributes, msg compilers = extra_attributes['compilers'] for constraint, key in { 'languages=c': 'c', 'languages=c++': 'cxx', 'languages=fortran': 'fortran' }.items(): if spec.satisfies(constraint, strict=True): msg = '{0} not in {1}' assert key in compilers, msg.format(key, spec) @property def cc(self): msg = "cannot retrieve C compiler [spec is not concrete]" assert self.spec.concrete, msg if self.spec.external: return self.spec.extra_attributes['compilers'].get('c', None) result = None if 'languages=c' in self.spec: result = str(self.spec.prefix.bin.gcc) return result @property def cxx(self): msg = "cannot retrieve C++ compiler [spec is not concrete]" assert self.spec.concrete, msg if self.spec.external: return self.spec.extra_attributes['compilers'].get('cxx', None) result = None if 'languages=c++' in self.spec: result = os.path.join(self.spec.prefix.bin, 'g++') return result @property def fortran(self): msg = "cannot retrieve Fortran compiler [spec is not concrete]" assert self.spec.concrete, msg if self.spec.external: return self.spec.extra_attributes['compilers'].get('fortran', None) result = None if 'languages=fortran' in self.spec: result = str(self.spec.prefix.bin.gfortran) return result def url_for_version(self, version): # This function will be called when trying to fetch from url, before # mirrors are tried. It takes care of modifying the suffix of gnu # mirror path so that Spack will also look for the correct file in # the mirrors if (version < Version('6.4.0') and version != Version('5.5.0')) \ or version == Version('7.1.0'): self.gnu_mirror_path = self.gnu_mirror_path.replace('xz', 'bz2') return super(Gcc, self).url_for_version(version) def patch(self): spec = self.spec prefix = self.spec.prefix # Fix a standard header file for OS X Yosemite that # is GCC incompatible by replacing non-GCC compliant macros if 'yosemite' in spec.architecture: if os.path.isfile('/usr/include/dispatch/object.h'): new_dispatch_dir = join_path(prefix, 'include', 'dispatch') mkdirp(new_dispatch_dir) new_header = join_path(new_dispatch_dir, 'object.h') install('/usr/include/dispatch/object.h', new_header) filter_file(r'typedef void \(\^dispatch_block_t\)\(void\)', 'typedef void* dispatch_block_t', new_header) # Use installed libz if self.version >= Version('6'): filter_file('@zlibdir@', '-L{0}'.format(spec['zlib'].prefix.lib), 'gcc/Makefile.in') filter_file('@zlibinc@', '-I{0}'.format(spec['zlib'].prefix.include), 'gcc/Makefile.in') if spec.satisfies('+nvptx'): # backport of 383400a6078d upstream to allow support of cuda@11: filter_file('#define ASM_SPEC "%{misa=*:-m %*}"', '#define ASM_SPEC "%{misa=*:-m %*; :-m sm_35}"', 'gcc/config/nvptx/nvptx.h', string=True) filter_file('Target RejectNegative ToLower Joined ' 'Enum(ptx_isa) Var(ptx_isa_option) Init(PTX_ISA_SM30)', 'Target RejectNegative ToLower Joined ' 'Enum(ptx_isa) Var(ptx_isa_option) Init(PTX_ISA_SM35)', 'gcc/config/nvptx/nvptx.opt', string=True) # https://gcc.gnu.org/install/configure.html def configure_args(self): spec = self.spec # Generic options to compile GCC options = [ # Distributor options '--with-pkgversion=Spack GCC', '--with-bugurl=https://github.com/spack/spack/issues', # Xcode 10 dropped 32-bit support '--disable-multilib', '--enable-languages={0}'.format( ','.join(spec.variants['languages'].value)), # Drop gettext dependency '--disable-nls' ] # Avoid excessive realpath/stat calls for every system header # by making -fno-canonical-system-headers the default. if self.version >= Version('4.8.0'): options.append('--disable-canonical-system-headers') # Use installed libz if self.version >= Version('6'): options.append('--with-system-zlib') if 'zstd' in spec: options.append('--with-zstd-include={0}'.format( spec['zstd'].headers.directories[0])) options.append('--with-zstd-lib={0}'.format( spec['zstd'].libs.directories[0])) # Enabling language "jit" requires --enable-host-shared. if 'languages=jit' in spec: options.append('--enable-host-shared') # Binutils if spec.satisfies('+binutils'): binutils = spec['binutils'].prefix.bin options.extend([ '--with-gnu-ld', '--with-ld=' + binutils.ld, '--with-gnu-as', '--with-as=' + binutils.join('as'), ]) # enable_bootstrap if spec.satisfies('+bootstrap'): options.extend([ '--enable-bootstrap', ]) else: options.extend([ '--disable-bootstrap', ]) # Configure include and lib directories explicitly for these # dependencies since the short GCC option assumes that libraries # are installed in "/lib" which might not be true on all OS # (see #10842) # # More info at: https://gcc.gnu.org/install/configure.html for dep_str in ('mpfr', 'gmp', 'mpc', 'isl'): if dep_str not in spec: options.append('--without-{0}'.format(dep_str)) continue dep_spec = spec[dep_str] include_dir = dep_spec.headers.directories[0] lib_dir = dep_spec.libs.directories[0] options.extend([ '--with-{0}-include={1}'.format(dep_str, include_dir), '--with-{0}-lib={1}'.format(dep_str, lib_dir) ]) # nvptx-none offloading for host compiler if spec.satisfies('+nvptx'): options.extend(['--enable-offload-targets=nvptx-none', '--with-cuda-driver-include={0}'.format( spec['cuda'].prefix.include), '--with-cuda-driver-lib={0}'.format( spec['cuda'].libs.directories[0]), '--disable-bootstrap', '--disable-multilib']) if sys.platform == 'darwin': options.extend([ '--with-native-system-header-dir=/usr/include', '--with-sysroot={0}'.format(macos_sdk_path()), '--with-libiconv-prefix={0}'.format(spec['iconv'].prefix) ]) # enable appropriate bootstrapping flags stage1_ldflags = str(self.rpath_args) boot_ldflags = stage1_ldflags + ' -static-libstdc++ -static-libgcc' options.append('--with-stage1-ldflags=' + stage1_ldflags) options.append('--with-boot-ldflags=' + boot_ldflags) return options # run configure/make/make(install) for the nvptx-none target # before running the host compiler phases @run_before('configure') def nvptx_install(self): spec = self.spec prefix = self.prefix if not spec.satisfies('+nvptx'): return # config.guess returns the host triple, e.g. "x86_64-pc-linux-gnu" guess = Executable('./config.guess') targetguess = guess(output=str).rstrip('\n') options = getattr(self, 'configure_flag_args', []) options += ['--prefix={0}'.format(prefix)] options += [ '--with-cuda-driver-include={0}'.format( spec['cuda'].prefix.include), '--with-cuda-driver-lib={0}'.format( spec['cuda'].libs.directories[0]), ] with working_dir('nvptx-tools'): configure = Executable("./configure") configure(*options) make() make('install') pattern = join_path(self.stage.source_path, 'newlibsource', '*') files = glob.glob(pattern) if files: symlink(join_path(files[0], 'newlib'), 'newlib') # self.build_directory = 'spack-build-nvptx' with working_dir('spack-build-nvptx', create=True): options = ['--prefix={0}'.format(prefix), '--enable-languages={0}'.format( ','.join(spec.variants['languages'].value)), '--with-mpfr={0}'.format(spec['mpfr'].prefix), '--with-gmp={0}'.format(spec['gmp'].prefix), '--target=nvptx-none', '--with-build-time-tools={0}'.format( join_path(prefix, 'nvptx-none', 'bin')), '--enable-as-accelerator-for={0}'.format( targetguess), '--disable-sjlj-exceptions', '--enable-newlib-io-long-long', ] configure = Executable("../configure") configure(*options) make() make('install') @property def install_targets(self): if '+strip' in self.spec: return ['install-strip'] return ['install'] @property def spec_dir(self): # e.g. lib/gcc/x86_64-unknown-linux-gnu/4.9.2 spec_dir = glob.glob('{0}/gcc/*/*'.format(self.prefix.lib)) return spec_dir[0] if spec_dir else None @run_after('install') def write_rpath_specs(self): """Generate a spec file so the linker adds a rpath to the libs the compiler used to build the executable. .. caution:: The custom spec file by default with *always* pass ``-Wl,-rpath ...`` to the linker, which will cause the linker to *ignore* the value of ``LD_RUN_PATH``, which otherwise would be saved to the binary as the default rpath. See the mitigation below for how to temporarily disable this behavior. Structure the specs file so that users can define a custom spec file to suppress the spack-linked rpaths to facilitate rpath adjustment for relocatable binaries. The custom spec file :file:`{norpath}.spec` will have a single line followed by two blanks lines:: *link_libgcc_rpath: It can be passed to the GCC linker using the argument ``--specs=norpath.spec`` to disable the automatic rpath and restore the behavior of ``LD_RUN_PATH``.""" if not self.spec_dir: tty.warn('Could not install specs for {0}.'.format( self.spec.format('{name}{@version}'))) return gcc = self.spec['gcc'].command lines = gcc('-dumpspecs', output=str).splitlines(True) specs_file = join_path(self.spec_dir, 'specs') # Save a backup with open(specs_file + '.orig', 'w') as out: out.writelines(lines) # Find which directories have shared libraries rpath_libdirs = [] for dir in ['lib', 'lib64']: libdir = join_path(self.prefix, dir) if glob.glob(join_path(libdir, "*." + dso_suffix)): rpath_libdirs.append(libdir) if not rpath_libdirs: # No shared libraries tty.warn('No dynamic libraries found in lib/lib64') return # Overwrite the specs file with open(specs_file, 'w') as out: for line in lines: out.write(line) if line.startswith('*link_libgcc:'): # Insert at start of line following link_libgcc, which gets # inserted into every call to the linker out.write('%(link_libgcc_rpath) ') # Add easily-overridable rpath string at the end out.write('*link_libgcc_rpath:\n') if 'platform=darwin' in self.spec: # macOS linker requires separate rpath commands out.write(' '.join('-rpath ' + lib for lib in rpath_libdirs)) else: # linux linker uses colon-separated rpath out.write('-rpath ' + ':'.join(rpath_libdirs)) out.write('\n') set_install_permissions(specs_file) tty.info('Wrote new spec file to {0}'.format(specs_file)) def setup_run_environment(self, env): # Search prefix directory for possibly modified compiler names from spack.compilers.gcc import Gcc as Compiler # Get the contents of the installed binary directory bin_path = self.spec.prefix.bin if not os.path.isdir(bin_path): return bin_contents = os.listdir(bin_path) # Find the first non-symlink compiler binary present for each language for lang in ['cc', 'cxx', 'fc', 'f77']: for filename, regexp in itertools.product( bin_contents, Compiler.search_regexps(lang) ): if not regexp.match(filename): continue abspath = os.path.join(bin_path, filename) if os.path.islink(abspath): continue # Set the proper environment variable env.set(lang.upper(), abspath) # Stop searching filename/regex combos for this language break