[Buildroot] [PATCH v8] openblas: new package
Thomas Petazzoni
thomas.petazzoni at free-electrons.com
Fri Jul 1 14:29:54 UTC 2016
Hello,
On Mon, 27 Jun 2016 09:44:50 +0100, Vicente Olivert Riera wrote:
> OpenBLAS is optimised for specific CPU models, which don't fully match
> with the GCC code generation options. Therefore, we can't automatically
> select BR2_PACKAGE_OPENBLAS_TARGET based on the CPU choice. Instead, let
> the user select the TARGET name, but offer a sensible default. Other
> possible solutions were deemed too complicated: adding choice options in
> the ambiguous cases, or only making the option user-visible when there
> is ambiguity.
>
> Signed-off-by: Vicente Olivert Riera <Vincent.Riera at imgtec.com>
> ---
> Changes v7 -> v8:
> - Rename BR2_PACKAGE_OPENBLAS_TARGET to BR2_PACKAGE_OPENBLAS_DEFAULT_TARGET
> and make it a blind option. Make BR2_PACKAGE_OPENBLAS_ARCH_SUPPORTS
> depend on BR2_PACKAGE_OPENBLAS_DEFAULT_TARGET != "", this way the package
> will not be available for architectures which don't have any matching
> OpenBLAS target. This will avoid future build failures. Finally add
> BR2_PACKAGE_OPENBLAS_TARGET option, which will depend on the package
> being selected, to let the user change the default OpenBLAS target. (Arnout)
> - Initialise OpenBLAS make options to TARGET_CONFIGURE_OPTS. This way
> TARGET_CONFIGURE_OPTS is also used in the install phases. (Arnout)
Applied to master, thanks!
Thomas
--
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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