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| author | Gwenhael Goavec-Merou <gwenhael.goavec-merou@trabucayre.com> | 2015-03-16 17:31:20 +0100 |
|---|---|---|
| committer | Thomas Petazzoni <thomas.petazzoni@free-electrons.com> | 2015-03-16 19:44:02 +0100 |
| commit | a990ed296de3c021891373fa14f8789f4d7fa422 (patch) | |
| tree | 2cdf74ba8fddfeb31ddedc94244a58d7e89fe498 | |
| parent | dd505a7e51f9befaf6b3590d21cce66903618964 (diff) | |
| download | buildroot-a990ed296de3c021891373fa14f8789f4d7fa422.tar.gz buildroot-a990ed296de3c021891373fa14f8789f4d7fa422.zip | |
fftw: add compile precision option
fftw has options to select compile precision between single, long-double
and quad. These options are exclusives. This patch adds choice to select
precision option.
Signed-off-by: Gwenhael Goavec-Merou <gwenhael.goavec-merou@trabucayre.com>
[yann.morin.1998@free.fr: use --disable-XXX when not enabled; reword
prompts (default is not 'none' but 'double')
]
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>
Cc: guillaume william brs <guillaume.bressaix@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
| -rw-r--r-- | package/fftw/Config.in | 41 | ||||
| -rw-r--r-- | package/fftw/fftw.mk | 4 |
2 files changed, 45 insertions, 0 deletions
diff --git a/package/fftw/Config.in b/package/fftw/Config.in index 36f849f12b..4cefa28edf 100644 --- a/package/fftw/Config.in +++ b/package/fftw/Config.in @@ -9,3 +9,44 @@ config BR2_PACKAGE_FFTW double precision. http://www.fftw.org + +if BR2_PACKAGE_FFTW + +choice + prompt "fftw precision" + default BR2_PACKAGE_FFTW_PRECISION_DOUBLE + help + Selects fftw precision + +config BR2_PACKAGE_FFTW_PRECISION_SINGLE + bool "single" + help + Compile fftw in single precision, i.e. use 'float' for floating + point type. + +config BR2_PACKAGE_FFTW_PRECISION_DOUBLE + bool "double" + help + Compile fftw in double precision (the default), i.e. use 'double' + for floating point type. + +config BR2_PACKAGE_FFTW_PRECISION_LONG_DOUBLE + bool "long double" + # long-double precision require long-double trigonometric routines + depends on !(BR2_TOOLCHAIN_BUILDROOT_UCLIBC && \ + (BR2_arm || BR2_mips || BR2_mipsel)) + help + Compile fftw in long double precision, i.e. use 'long double' + for floating point type. + +config BR2_PACKAGE_FFTW_PRECISION_QUAD + bool "quad" + # quad-precision needs to have a gcc with libquadmath + depends on (BR2_i386 || BR2_x86_64) && BR2_USE_WCHAR + help + Compile fftw in quadruple precision, i.e. use '__float128' for + floating point type. + +endchoice + +endif diff --git a/package/fftw/fftw.mk b/package/fftw/fftw.mk index 3b302dff2a..78d36e97d7 100644 --- a/package/fftw/fftw.mk +++ b/package/fftw/fftw.mk @@ -10,4 +10,8 @@ FFTW_INSTALL_STAGING = YES FFTW_LICENSE = GPLv2+ FFTW_LICENSE_FILES = COPYING +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 + $(eval $(autotools-package)) |
