Commit 007d688e authored by Yann E. MORIN's avatar Yann E. MORIN Committed by Thomas Petazzoni
Browse files

package/fftw: add ARM optimisations 



Signed-off-by: default avatar"Yann E. MORIN" <yann.morin.1998@free.fr>
[based on a patch by Guillaume]
Cc: guillaume william brs <guillaume.bressaix@gmail.com>
Cc: Gwenhael Goavec-Merou <gwenhael.goavec-merou@trabucayre.com>
Signed-off-by: default avatarThomas Petazzoni <thomas.petazzoni@free-electrons.com>
parent 20b741da

package/fftw/Config.in

+4 −0
Original line number Diff line number Diff line
@@ -18,6 +18,9 @@ config BR2_PACKAGE_FFTW_USE_SSE 
config BR2_PACKAGE_FFTW_USE_SSE2

	bool



config BR2_PACKAGE_FFTW_USE_NEON

	bool



choice

	prompt "fftw precision"

	default BR2_PACKAGE_FFTW_PRECISION_DOUBLE
@@ -28,6 +31,7 @@ config BR2_PACKAGE_FFTW_PRECISION_SINGLE 
	bool "single"

	select BR2_PACKAGE_FFTW_USE_SSE if BR2_X86_CPU_HAS_SSE

	select BR2_PACKAGE_FFTW_USE_SSE2 if BR2_X86_CPU_HAS_SSE2

	select BR2_PACKAGE_FFTW_USE_NEON if BR2_ARM_CPU_HAS_NEON && !BR2_ARM_SOFT_FLOAT

	help

	  Compile fftw in single precision, i.e. use 'float' for floating

	  point type.

package/fftw/fftw.mk

+4 −0
Original line number Diff line number Diff line
@@ -23,6 +23,10 @@ endif 
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)



FFTW_CONF_OPTS += CFLAGS="$(FFTW_CFLAGS)"



$(eval $(autotools-package))