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| author | Nicolas Goaziou <mail@nicolasgoaziou.fr> | 2021-10-06 16:22:28 +0200 |
|---|---|---|
| committer | Nicolas Goaziou <mail@nicolasgoaziou.fr> | 2021-11-03 23:00:42 +0100 |
| commit | ea7246bb9fda697995a69ddac6061063e4a77b2a (patch) | |
| tree | a33a4f6bcc5a70cb5744a04b2824dfadf537f777 /gnu | |
| parent | 91301b5a511b19213b7c4a84474f6e2b8309cc4e (diff) | |
gnu: Add rust-strength-reduce-0.2.
* gnu/packages/crates-io.scm (rust-strength-reduce-0.2): New variable.
Diffstat (limited to 'gnu')
| -rw-r--r-- | gnu/packages/crates-io.scm | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm index bd7b1e894c..b60516f968 100644 --- a/gnu/packages/crates-io.scm +++ b/gnu/packages/crates-io.scm @@ -48095,6 +48095,30 @@ UTF-8.") "This package provides a streebog (GOST R 34.11-2012) hash function.") (license (list license:expat license:asl2.0)))) +(define-public rust-strength-reduce-0.2 + (package + (name "rust-strength-reduce") + (version "0.2.3") + (source + (origin + (method url-fetch) + (uri (crate-uri "strength_reduce" version)) + (file-name (string-append name "-" version ".tar.gz")) + (sha256 + (base32 "0m12phq654mfxpmh2h5akqkag5ha6nlhjc2bp9jwarr5r1qjzzx3")))) + (build-system cargo-build-system) + (arguments `(#:skip-build? #t)) + (home-page "http://github.com/ejmahler/strength_reduce") + (synopsis "Faster integer division and modulus operations") + (description "Strength_reduce implements integer division and modulo via +@dfn{arithmetic strength reduction}. Modern processors can do multiplication +and shifts much faster than division, and arithmetic strength reduction is an +algorithm to transform divisions into multiplications and shifts. Compilers +already perform this optimization for divisors that are known at compile time; +this library enables this optimization for divisors that are only known at +runtime.") + (license (list license:expat license:asl2.0)))) + (define-public rust-string-0.2 (package (name "rust-string") |