From: Ricardo Wurmus <ricardo.wurmus@mdc-berlin.de>
To: "Ludovic Courtès" <ludo@gnu.org>
Cc: guix-devel <guix-devel@gnu.org>,
Eric Bavier <ericbavier@openmailbox.org>
Subject: Re: [PATCH] Add openblas.
Date: Thu, 19 Mar 2015 12:25:54 +0100 [thread overview]
Message-ID: <idjvbhxcjp9.fsf@bimsb-sys02.mdc-berlin.net> (raw)
In-Reply-To: <871tkmdoip.fsf@gnu.org>
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Ludovic Courtès writes:
> Eric Bavier <ericbavier@openmailbox.org> skribis:
>
>> On 2015-03-17 06:32, Ricardo Wurmus wrote:
>>> From: Ricardo Wurmus <ricardo.wurmus@mdc-berlin.de>
>>> Date: Tue, 17 Mar 2015 12:24:45 +0100
>>> Subject: [PATCH] gnu: Add openblas.
>>>
>>> * gnu/packages/maths.scm (openblas): New variable.
>>
>> Does the build system need any special flags for cpu-targeting?
>> I.e. does the build system detect the cpu that it is building on? If
>> that's the case, I believe we've usually targeted the least common
>> denominator for our supported system (e.g. SSE2 for x86-64).
With only "make" the CPU is detected as part of the build process. If
the "TARGET" flag is provided a specific CPU is targeted.
> Another option is to do the same as for ATLAS, which is to force a
> local build.
Attached is an updated patch that forces a local build.
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From 19fe9456bc8f7570f5c34537fd2ce4921c117a01 Mon Sep 17 00:00:00 2001
From: Ricardo Wurmus <ricardo.wurmus@mdc-berlin.de>
Date: Tue, 17 Mar 2015 12:24:45 +0100
Subject: [PATCH] gnu: Add openblas.
* gnu/packages/maths.scm (openblas): New variable.
---
gnu/packages/maths.scm | 35 +++++++++++++++++++++++++++++++++++
1 file changed, 35 insertions(+)
diff --git a/gnu/packages/maths.scm b/gnu/packages/maths.scm
index b253850..0d2efdd 100644
--- a/gnu/packages/maths.scm
+++ b/gnu/packages/maths.scm
@@ -35,6 +35,7 @@
#:use-module (guix build-system gnu)
#:use-module (gnu packages algebra)
#:use-module (gnu packages bison)
+ #:use-module (gnu packages check)
#:use-module (gnu packages cmake)
#:use-module (gnu packages compression)
#:use-module (gnu packages curl)
@@ -992,6 +993,40 @@ based on transforming an expression into a bytecode and precalculating
constant parts of it.")
(license license:expat)))
+(define-public openblas
+ (package
+ (name "openblas")
+ (version "0.2.13")
+ (source
+ (origin
+ (method url-fetch)
+ (uri (string-append "https://github.com/xianyi/OpenBLAS/tarball/v"
+ version))
+ (file-name (string-append name "-" version ".tar.gz"))
+ (sha256
+ (base32
+ "1asg5mix13ipxgj5h2yj2p0r8km1di5jbcjkn5gmhb37nx7qfv6k"))))
+ (build-system gnu-build-system)
+ (arguments
+ '(#:tests? #f ;no "check" target
+ #:substitutable? #f ;force local build because of CPU detection
+ #:make-flags
+ (list (string-append "PREFIX=" (assoc-ref %outputs "out"))
+ "SHELL=bash"
+ "NO_LAPACK=1")
+ ;; no configure script
+ #:phases (alist-delete 'configure %standard-phases)))
+ (inputs
+ `(("fortran" ,gfortran-4.8)))
+ (native-inputs
+ `(("cunit" ,cunit)
+ ("perl" ,perl)))
+ (home-page "http://www.openblas.net/")
+ (synopsis "Optimized BLAS library based on GotoBLAS")
+ (description
+ "OpenBLAS is a BLAS library forked from the GotoBLAS2-1.13 BSD version.")
+ (license license:bsd-3)))
+
(define-public openlibm
(package
(name "openlibm")
--
2.1.0
next prev parent reply other threads:[~2015-03-19 11:26 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-17 11:32 [PATCH] Add openblas Ricardo Wurmus
2015-03-18 18:04 ` Eric Bavier
2015-03-18 20:44 ` Ludovic Courtès
2015-03-19 11:25 ` Ricardo Wurmus [this message]
2015-03-22 15:56 ` Ludovic Courtès
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