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################################################################################
#
# fftw
#
################################################################################
FFTW_VERSION = 3.3.4
FFTW_SITE = http://www.fftw.org
FFTW_INSTALL_STAGING = YES
FFTW_LICENSE = GPL-2.0+
FFTW_LICENSE_FILES = COPYING
# fortran support only enables generation and installation of fortran sources
ifeq ($(BR2_TOOLCHAIN_HAS_FORTRAN),y)
FFTW_CONF_OPTS += --enable-fortran
FFTW_CONF_ENV += FLIBS="-lgfortran -lm"
else
FFTW_CONF_OPTS += --disable-fortran
endif
FFTW_CONF_OPTS += $(if $(BR2_PACKAGE_FFTW_PRECISION_SINGLE),--enable,--disable)-single
FFTW_CONF_OPTS += $(if $(BR2_PACKAGE_FFTW_PRECISION_LONG_DOUBLE),--enable,--disable)-long-double
FFTW_CONF_OPTS += $(if $(BR2_PACKAGE_FFTW_PRECISION_QUAD),--enable,--disable)-quad-precision
FFTW_CFLAGS = $(TARGET_CFLAGS)
ifeq ($(BR2_PACKAGE_FFTW_FAST),y)
FFTW_CFLAGS += -O3 -ffast-math
endif
# x86 optimisations
FFTW_CONF_OPTS += $(if $(BR2_PACKAGE_FFTW_USE_SSE),--enable,--disable)-sse
FFTW_CONF_OPTS += $(if $(BR2_PACKAGE_FFTW_USE_SSE2),--enable,--disable)-sse2
# ARM optimisations
FFTW_CONF_OPTS += $(if $(BR2_PACKAGE_FFTW_USE_NEON),--enable,--disable)-neon
FFTW_CFLAGS += $(if $(BR2_PACKAGE_FFTW_USE_NEON),-mfpu=neon)
# Generic optimisations
ifeq ($(BR2_TOOLCHAIN_HAS_THREADS),y)
FFTW_CONF_OPTS += --enable-threads
FFTW_CONF_OPTS += $(if $(BR2_GCC_ENABLE_OPENMP),--without,--with)-combined-threads
else
FFTW_CONF_OPTS += --disable-threads
endif
FFTW_CONF_OPTS += $(if $(BR2_GCC_ENABLE_OPENMP),--enable,--disable)-openmp
FFTW_CONF_OPTS += CFLAGS="$(FFTW_CFLAGS)"
$(eval $(autotools-package))
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