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# $NetBSD: Makefile,v 1.67 2021/05/07 11:59:41 thor Exp $
PKGREVISION= 5
COMMENT= Collection of fast C routines to compute DFTs
DISTNAME= fftw-3.3.9
CATEGORIES= math
MASTER_SITES= ftp://ftp.fftw.org/pub/fftw/
MASTER_SITES+= http://www.fftw.org/
MAINTAINER= pkgsrc-users@NetBSD.org
HOMEPAGE= http://www.fftw.org/
LICENSE= gnu-gpl-v2
SUPERSEDES= fftwf
CONFLICTS+= fftwf-[0-9]*
USE_LANGUAGES= c
USE_LIBTOOL= yes
USE_TOOLS+= gmake
USE_TOOLS+= perl
GNU_CONFIGURE= yes
CONFIGURE_ARGS+= --enable-shared
TEST_TARGET= check
.include "../../mk/bsd.prefs.mk"
PKGCONFIG_OVERRIDE+= fftw.pc.in
INFO_FILES= yes
# The standard precision is double. We always build at least
# single in addition. Others enabled by options.
FFTW_PRECISION= double float
.include "options.mk"
# Test will only use the default build.
USE_TOOLS+= perl:test sed
PLIST_VARS+= pthreads
PTHREAD_OPTS= native
.include "../../mk/pthread.buildlink3.mk"
.if ${PTHREAD_TYPE} == "native"
CONFIGURE_ARGS+= --enable-threads
PLIST.pthreads= yes
.endif
CONFIGURE_SCRIPT= ./configure
.for p in ${FFTW_PRECISION}
CONFIGURE_DIRS+= build/${p}
MAKE_DIRS+= build/${p}
.endfor
# SIMD stuff needs some baseline.
GCC_REQD+= 4.8
# FFTW offers SIMD runtime detection, but wants explicit build options.
# These should be generic for all platforms. Compiler needs intrinsics
# for this, but those have been present for quite some time.
FFTW_FLOAT_OPTS= --enable-generic-simd128 --enable-generic-simd256
FFTW_DOUBLE_OPTS= --enable-generic-simd128 --enable-generic-simd256
.if ${MACHINE_ARCH} == "x86_64"
FFTW_FLOAT_OPTS+= --enable-sse --enable-sse2 --enable-avx
FFTW_DOUBLE_OPTS+= --enable-sse2 --enable-avx
# From gcc-4.9 on, these should work trouble-free.
.if empty(CC_VERSION:Mgcc-4.8.*)
FFTW_FLOAT_OPTS+= --enable-avx2 --enable-avx512 --enable-avx-128-fma
FFTW_DOUBLE_OPTS+= --enable-avx2 --enable-avx512 --enable-avx-128-fma
.endif
.endif
# TODO: Add the above for other architectures.
# Avoid -march=core-avx2 messing up with user CFLAGS.
# This rules out gcc 4.8 for AVX2 builds.
SUBST_CLASSES+= hardcore
SUBST_STAGE.hardcore= pre-configure
SUBST_FILES.hardcore= configure configure.ac
SUBST_SED.hardcore= -e "s,march=core-avx2,march=donotbother,g"
pre-configure:
.for d in ${CONFIGURE_DIRS}
mkdir -p ${WRKSRC:Q}/${d}
.if ${d} == "build/float"
printf '#!/bin/sh\nexec ../../configure "$$@" --enable-${d:S,build/,,} ${FFTW_FLOAT_OPTS}' \
> ${WRKSRC:Q}/${d}/configure
.elif ${d} == "build/double"
printf '#!/bin/sh\nexec ../../configure "$$@" ${FFTW_DOUBLE_OPTS}' \
> ${WRKSRC:Q}/${d}/configure
.elif ${d} == "build/quad-precision"
printf '#!/bin/sh\nexec ../../configure "$$@" --enable-${d:S,build/,,} --disable-mpi\n' \
> ${WRKSRC:Q}/${d}/configure
.else
printf '#!/bin/sh\nexec ../../configure "$$@" --enable-${d:S,build/,,}\n' \
> ${WRKSRC:Q}/${d}/configure
.endif
chmod +x ${WRKSRC:Q}/${d}/configure
.endfor
.include "../../mk/bsd.pkg.mk"
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