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| -rw-r--r-- | gnu/packages/maths.scm | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/gnu/packages/maths.scm b/gnu/packages/maths.scm index d48c31f5e3..f326f6af72 100644 --- a/gnu/packages/maths.scm +++ b/gnu/packages/maths.scm @@ -2516,6 +2516,92 @@ parts of it.") "OpenBLAS is a BLAS library forked from the GotoBLAS2-1.13 BSD version.") (license license:bsd-3))) +(define* (make-blis implementation #:optional substitutable?) + "Return a BLIS package with the given IMPLEMENTATION (see config/ in the +source tree for a list of implementations.) + +SUBSTITUTABLE? determines whether the package is made available as a +substitute. + +Currently the specialization must be selected at configure-time, but work is +underway to allow BLIS to select the right optimized kernels at run time: +<https://github.com/flame/blis/issues/129>." + (package + (name (if (string=? implementation "reference") + "blis" + (string-append "blis-" implementation))) + (version "0.2.2") + (home-page "https://github.com/flame/blis") + (source (origin + (method git-fetch) + (uri (git-reference (url home-page) (commit version))) + (sha256 + (base32 + "1wr79a50nm4abhw8w3sn96nmwp5mrzifcigk7khw9qcgyyyqayfh")) + (file-name (git-file-name "blis" version)))) + (build-system gnu-build-system) + (arguments + `(#:test-target "test" + + #:substitutable? ,substitutable? + + #:phases (modify-phases %standard-phases + (replace 'configure + (lambda* (#:key outputs #:allow-other-keys) + ;; This is a home-made 'configure' script. + (let ((out (assoc-ref outputs "out"))) + (zero? (system* "./configure" "-p" out + "-d" "opt" + "--disable-static" + "--enable-shared" + "--enable-threading=openmp" + + ,implementation))))) + (add-before 'check 'show-test-output + (lambda _ + ;; By default "make check" is silent. Make it verbose. + (system "tail -F output.testsuite &") + #t))))) + (synopsis "High-performance basic linear algebra (BLAS) routines") + (description + "BLIS is a portable software framework for instantiating high-performance +BLAS-like dense linear algebra libraries. The framework was designed to +isolate essential kernels of computation that, when optimized, immediately +enable optimized implementations of most of its commonly used and +computationally intensive operations. While BLIS exports a new BLAS-like API, +it also includes a BLAS compatibility layer which gives application developers +access to BLIS implementations via traditional BLAS routine calls.") + (license license:bsd-3))) + +(define-public blis + ;; This is the "reference" implementation, which is the non-optimized but + ;; portable variant (no assembly). + (make-blis "reference" #t)) + +(define ignorance blis) + +(define-syntax-rule (blis/x86_64 processor) + "Expand to a package specialized for PROCESSOR." + (package + (inherit (make-blis processor)) + (supported-systems '("x86_64-linux")))) + +(define-public blis-sandybridge + ;; BLIS specialized for Sandy Bridge processors (launched 2011): + ;; <http://ark.intel.com/products/codename/29900/Sandy-Bridge>. + (blis/x86_64 "sandybridge")) + +(define-public blis-haswell + ;; BLIS specialized for Haswell processors (launched 2013): + ;; <http://ark.intel.com/products/codename/42174/Haswell>. + (blis/x86_64 "haswell")) + +(define-public blis-knl + ;; BLIS specialized for Knights Landing processor (launched 2016): + ;; <http://ark.intel.com/products/series/92650/Intel-Xeon-Phi-x200-Product-Family>. + (blis/x86_64 "knl")) + + (define-public openlibm (package (name "openlibm") |