mirror of
https://github.com/gentoo-mirror/gentoo.git
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359 lines
10 KiB
Bash
359 lines
10 KiB
Bash
# Copyright 1999-2025 Gentoo Authors
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# Distributed under the terms of the GNU General Public License v2
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EAPI=8
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DISTUTILS_EXT=1
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DISTUTILS_USE_PEP517=meson-python
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PYPI_VERIFY_REPO=https://github.com/numpy/numpy-release
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PYTHON_COMPAT=( python3_{11..14} pypy3_11 )
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PYTHON_REQ_USE="threads(+)"
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FORTRAN_NEEDED=lapack
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inherit distutils-r1 flag-o-matic fortran-2 pypi
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DESCRIPTION="Fast array and numerical python library"
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HOMEPAGE="
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https://numpy.org/
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https://github.com/numpy/numpy/
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https://pypi.org/project/numpy/
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"
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LICENSE="BSD"
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SLOT="0/2"
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KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86"
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# +lapack because the internal fallbacks are pretty slow. Building without blas
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# is barely supported anyway, see bug #914358.
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IUSE="big-endian +cpudetection index64 +lapack"
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# upstream-flag[:gentoo-flag]
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ARM_FLAGS=( neon{,-fp16} vfpv4 asimd{,hp,dp,fhm} sve )
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PPC_FLAGS=( vsx vsx2 vsx3 vsx4 )
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X86_FLAGS=(
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sse{,2,3,4_1,4_2} ssse3 popcnt avx{,2} xop fma{3,4}
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f16c avx512{f,cd,pf,er,dq,bw,vl,ifma,vbmi}
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avx512_{vpopcntdq,4vnniw,4fmaps,vbmi2,bitalg,fp16,vnni}
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)
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IUSE+="
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${ARM_FLAGS[*]/#/cpu_flags_arm_}
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${PPC_FLAGS[*]/#/cpu_flags_ppc_}
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${X86_FLAGS[*]/#/cpu_flags_x86_}
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"
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RDEPEND="
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lapack? (
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>=virtual/cblas-3.8[index64(-)?]
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>=virtual/lapack-3.8[index64(-)?]
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)
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"
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BDEPEND="
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${RDEPEND}
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>=dev-build/meson-1.5.2
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>=dev-python/cython-3.0.6[${PYTHON_USEDEP}]
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lapack? (
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virtual/pkgconfig
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)
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test? (
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$(python_gen_cond_dep '
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>=dev-python/cffi-1.14.0[${PYTHON_USEDEP}]
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' 'python*')
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dev-python/charset-normalizer[${PYTHON_USEDEP}]
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>=dev-python/pytz-2019.3[${PYTHON_USEDEP}]
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)
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"
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QA_CONFIG_IMPL_DECL_SKIP=(
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# https://bugs.gentoo.org/925367
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vrndq_f32
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)
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EPYTEST_PLUGINS=( hypothesis pytest-timeout )
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EPYTEST_XDIST=1
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distutils_enable_tests pytest
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PATCHES=(
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# https://github.com/numpy/numpy/pull/29459
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"${FILESDIR}"/${PN}-2.3.2-no-detect.patch
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# https://github.com/numpy/numpy/pull/29579
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"${FILESDIR}"/${PN}-2.3.2-arm-asimddp.patch
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)
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has_all_x86() {
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local flag
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for flag; do
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if ! use "cpu_flags_x86_${flag}"; then
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return 1
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fi
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done
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return 0
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}
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python_configure_all() {
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local cpu_baseline=()
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local map flag
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case ${ARCH} in
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arm)
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# every flag implies the previous one
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for map in NEON:neon NEON_FP16:neon-fp16 NEON_VFPV4:vfpv4; do
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if ! use "cpu_flags_arm_${map#*:}"; then
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break
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fi
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cpu_baseline+=( "${map%:*}" )
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done
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;&
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arm64)
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# on 32-bit ARM, ASIMD implies all NEON* flags
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# on 64-bit ARM, they are all linked together
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if use arm64 ||
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[[ ${cpu_baseline[@]} && ${cpu_baseline[-1]} == NEON_VFPV4 ]]
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then
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cpu_baseline+=( $(usev cpu_flags_arm_asimd ASIMD) )
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fi
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# these two imply ASIMD
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if [[ ${cpu_baseline[@]} && ${cpu_baseline[-1]} == ASIMD ]]; then
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for flag in dp hp; do
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cpu_baseline+=(
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$(usev "cpu_flags_arm_asimd${flag}" "ASIMD${flag^^}")
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)
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done
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fi
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# these two imply ASIMDHP
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if [[ ${cpu_baseline[@]} && ${cpu_baseline[-1]} == ASIMDHP ]]; then
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for flag in asimdfhm sve; do
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cpu_baseline+=(
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$(usev "cpu_flags_arm_${flag}" "${flag^^}")
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)
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done
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fi
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;;
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ppc64)
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# every flag implies the previous one
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for flag in '' 2 3 4; do
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if ! use "cpu_flags_ppc_vsx${flags}"; then
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break
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fi
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cpu_baseline+=( "VSX${flag}" )
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done
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;;
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amd64|x86)
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# every flag implies the previous one
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for flag in sse{,2,3} ssse3 sse4_1 popcnt sse4_2 avx; do
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if ! use "cpu_flags_x86_${flag}"; then
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break
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fi
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flag=${flag/_}
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cpu_baseline+=( "${flag^^}" )
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done
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# these imply AVX
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if [[ ${cpu_baseline[@]} && ${cpu_baseline[-1]} == AVX ]]; then
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for flag in xop fma4 f16c; do
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if use "cpu_flags_x86_${flag}"; then
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cpu_baseline+=( "${flag^^}" )
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fi
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done
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fi
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# another chain started on implying F16C
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if [[ ${cpu_baseline[@]} && ${cpu_baseline[-1]} == F16C ]]; then
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for flag in fma3 avx2 avx512f avx512cd; do
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if ! use "cpu_flags_x86_${flag}"; then
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break
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fi
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cpu_baseline+=( "${flag^^}" )
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done
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fi
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if [[ ${cpu_baseline[@]} && ${cpu_baseline[-1]} == AVX512CD ]]; then
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# upstream combines multiple instructions into per-CPU sets
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local -A avx512_mapping=(
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[AVX512_KNL]="avx512pf avx512er"
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[AVX512_KNM]="avx512_vpopcntdq avx512_4vnniw avx512_4fmaps"
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[AVX512_SKX]="avx512dq avx512bw avx512vl"
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[AVX512_CLX]="avx512_vnni"
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[AVX512_CNL]="avx512ifma avx512vbmi"
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[AVX512_ICL]="avx512_vbmi2 avx512_bitalg"
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[AVX512_SPR]="avx512_fp16"
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)
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# 1. AVX512CD -> AVX512_KNL -> AVX512_KNM
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if has_all_x86 ${avx512_mapping[AVX512_KNL]}; then
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cpu_baseline+=( AVX512_KNL )
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if has_all_x86 ${avx512_mapping[AVX512_KNM]}; then
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cpu_baseline+=( AVX512_KNM )
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fi
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fi
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# 2. AVX512CD -> AVX512_SKX -> [AVX512_CLX, AVX512_CNL]
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if has_all_x86 ${avx512_mapping[AVX512_SKX]}; then
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cpu_baseline+=( AVX512_SKX )
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if has_all_x86 ${avx512_mapping[AVX512_CLX]}; then
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cpu_baseline+=( AVX512_CLX )
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fi
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if has_all_x86 ${avx512_mapping[AVX512_CNL]}; then
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cpu_baseline+=( AVX512_CNL )
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fi
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fi
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# 3. [AVX512_CLX, AVX512_CNL] -> AVX512_ICL -> AVX512_SPR
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if [[ ${cpu_baseline[-1]} == AVX512_CNL &&
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${cpu_baseline[-2]} == AVX512_CLX ]]
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then
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if has_all_x86 ${avx512_mapping[AVX512_ICL]}; then
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cpu_baseline+=( AVX512_ICL )
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if has_all_x86 ${avx512_mapping[AVX512_SPR]}; then
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cpu_baseline+=( AVX512_SPR )
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fi
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fi
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fi
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fi
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;;
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*)
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cpu_baseline=MIN
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;;
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esac
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DISTUTILS_ARGS=(
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-Dallow-noblas=$(usex !lapack true false)
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-Duse-ilp64=$(usex index64 true false)
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-Dblas=$(usev lapack $(usex index64 cblas64 cblas))
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-Dlapack=$(usev lapack $(usex index64 lapack64 lapack))
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-Dcpu-baseline="${cpu_baseline[*]}"
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-Dcpu-baseline-detect=disabled
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# '-XOP -FMA4' is upstream default, since these are deprecated
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-Dcpu-dispatch="$(usev cpudetection 'MAX -XOP -FMA4')"
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)
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# bug #922457
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filter-lto
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# https://github.com/numpy/numpy/issues/25004
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append-flags -fno-strict-aliasing
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}
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python_test() {
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# We run tests in parallel, so avoid having n^2 threads in lapack
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# tests.
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local -x BLIS_NUM_THREADS=1
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local -x MKL_NUM_THREADS=1
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local -x OMP_NUM_THREADS=1
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local -x OPENBLAS_NUM_THREADS=1
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# don't run tests that require more than 2 GiB of RAM (per process)
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local -x NPY_AVAILABLE_MEM="2 GiB"
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local EPYTEST_DESELECT=(
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# Very disk-and-memory-hungry
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numpy/lib/tests/test_io.py::TestSavezLoad::test_closing_fid
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numpy/lib/tests/test_io.py::TestSavezLoad::test_closing_zipfile_after_load
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# Precision problems
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numpy/_core/tests/test_umath_accuracy.py::TestAccuracy::test_validate_transcendentals
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numpy/typing/tests/test_typing.py
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# Flaky, reruns don't help
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numpy/f2py/tests/test_crackfortran.py
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numpy/f2py/tests/test_f2py2e.py::test_gh22819_cli
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numpy/f2py/tests/test_data.py::TestData{,F77}::test_crackedlines
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)
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if [[ $(uname -m) == armv8l ]]; then
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# Degenerate case of arm32 chroot on arm64, bug #774108
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EPYTEST_DESELECT+=(
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numpy/_core/tests/test_cpu_features.py::Test_ARM_Features::test_features
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)
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fi
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case ${ARCH} in
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arm)
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EPYTEST_DESELECT+=(
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# TODO: warnings
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numpy/_core/tests/test_umath.py::TestSpecialFloats::test_unary_spurious_fpexception
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# TODO
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numpy/_core/tests/test_function_base.py::TestLinspace::test_denormal_numbers
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numpy/f2py/tests/test_kind.py::TestKind::test_real
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numpy/f2py/tests/test_kind.py::TestKind::test_quad_precision
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# require too much memory
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'numpy/_core/tests/test_multiarray.py::TestDot::test_huge_vectordot[complex128]'
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'numpy/_core/tests/test_multiarray.py::TestDot::test_huge_vectordot[float64]'
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)
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;;
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hppa)
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EPYTEST_DESELECT+=(
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# https://bugs.gentoo.org/942689
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"numpy/_core/tests/test_dtype.py::TestBuiltin::test_dtype[int]"
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"numpy/_core/tests/test_dtype.py::TestBuiltin::test_dtype[float]"
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"numpy/_core/tests/test_dtype.py::TestBuiltin::test_dtype_bytes_str_equivalence[datetime64]"
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"numpy/_core/tests/test_dtype.py::TestBuiltin::test_dtype_bytes_str_equivalence[timedelta64]"
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"numpy/_core/tests/test_dtype.py::TestBuiltin::test_dtype_bytes_str_equivalence[<f]"
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"numpy/_core/tests/test_dtype.py::TestPickling::test_pickle_dtype[dt28]"
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numpy/f2py/tests/test_kind.py::TestKind::test_real
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numpy/f2py/tests/test_kind.py::TestKind::test_quad_precision
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numpy/tests/test_ctypeslib.py::TestAsArray::test_reference_cycles
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numpy/tests/test_ctypeslib.py::TestAsArray::test_segmentation_fault
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numpy/tests/test_ctypeslib.py::TestAsCtypesType::test_scalar
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numpy/tests/test_ctypeslib.py::TestAsCtypesType::test_subarray
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numpy/tests/test_ctypeslib.py::TestAsCtypesType::test_structure
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numpy/tests/test_ctypeslib.py::TestAsCtypesType::test_structure_aligned
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numpy/tests/test_ctypeslib.py::TestAsCtypesType::test_union
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numpy/tests/test_ctypeslib.py::TestAsCtypesType::test_padded_union
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)
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;;
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ppc|x86)
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EPYTEST_DESELECT+=(
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# require too much memory
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'numpy/_core/tests/test_multiarray.py::TestDot::test_huge_vectordot[complex128]'
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'numpy/_core/tests/test_multiarray.py::TestDot::test_huge_vectordot[float64]'
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)
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;;
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esac
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if [[ ${CHOST} == powerpc64le-* ]]; then
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EPYTEST_DESELECT+=(
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# long double thingy
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numpy/_core/tests/test_scalarprint.py::TestRealScalars::test_ppc64_ibm_double_double128
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)
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fi
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if use big-endian; then
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EPYTEST_DESELECT+=(
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# ppc64 and sparc
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numpy/linalg/tests/test_linalg.py::TestDet::test_generalized_sq_cases
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numpy/linalg/tests/test_linalg.py::TestDet::test_sq_cases
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"numpy/f2py/tests/test_return_character.py::TestFReturnCharacter::test_all_f77[s1]"
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"numpy/f2py/tests/test_return_character.py::TestFReturnCharacter::test_all_f77[t1]"
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"numpy/f2py/tests/test_return_character.py::TestFReturnCharacter::test_all_f90[s1]"
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"numpy/f2py/tests/test_return_character.py::TestFReturnCharacter::test_all_f90[t1]"
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)
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fi
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if ! has_version -b "~${CATEGORY}/${P}[${PYTHON_USEDEP}]" ; then
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# depends on importing numpy.random from system namespace
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EPYTEST_DESELECT+=(
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'numpy/random/tests/test_extending.py::test_cython'
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)
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fi
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if has_version ">=dev-python/setuptools-74[${PYTHON_USEDEP}]"; then
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# msvccompiler removal
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EPYTEST_DESELECT+=(
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numpy/tests/test_public_api.py::test_all_modules_are_expected_2
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numpy/tests/test_public_api.py::test_api_importable
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)
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EPYTEST_IGNORE+=(
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numpy/distutils/tests/test_mingw32ccompiler.py
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numpy/distutils/tests/test_system_info.py
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)
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fi
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cd "${BUILD_DIR}/install$(python_get_sitedir)" || die
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epytest
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}
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python_install_all() {
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local DOCS=( LICENSE.txt README.md THANKS.txt )
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distutils-r1_python_install_all
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}
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