From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me X-Spam-Level: X-Spam-Status: No, score=-0.3 required=5.0 tests=BAYES_00, REPLYTO_WITHOUT_TO_CC autolearn=no autolearn_force=no version=3.4.4 X-Google-Thread: 103376,8699b57cedf0852c X-Google-Attributes: gid103376,public,usenet X-Google-Language: ENGLISH,ASCII-7-bit Path: g2news2.google.com!news2.google.com!border1.nntp.dca.giganews.com!nntp.giganews.com!wn13feed!worldnet.att.net!bgtnsc04-news.ops.worldnet.att.net.POSTED!53ab2750!not-for-mail Newsgroups: comp.lang.ada From: anon@anon.org (anon) Subject: Re: Ada and SIMD Reply-To: anon@anon.org (anon) References: <1189996579.648567.17960@w3g2000hsg.googlegroups.com> <1190172383.802381.274670@v23g2000prn.googlegroups.com> X-Newsreader: IBM NewsReader/2 2.0 Message-ID: Date: Wed, 19 Sep 2007 05:24:58 GMT NNTP-Posting-Host: 12.65.108.49 X-Complaints-To: abuse@worldnet.att.net X-Trace: bgtnsc04-news.ops.worldnet.att.net 1190179498 12.65.108.49 (Wed, 19 Sep 2007 05:24:58 GMT) NNTP-Posting-Date: Wed, 19 Sep 2007 05:24:58 GMT Organization: AT&T Worldnet Xref: g2news2.google.com comp.lang.ada:2029 Date: 2007-09-19T05:24:58+00:00 List-Id: Adacore created the Altivec packages set back in 2005 for GNAT PRO and now you can find some of these packages in GNU GNAT 4.2.0 and 4.3.0 and future. Note: These packages are designed for PowerPC processor. File Package Name ------------- ------------------------------------------------ g-allein.ads GNAT.Altivec.Low_Level_Interface g-alleve.adb GNAT.Altivec.Low_Level_Vectors g-alleve.ads g-altcon.adb GNAT.Altivec.Conversions g-altcon.ads g-altive.ads GNAT.Altivec -- contains sone doc and a sanple program in the comments g-alveop.adb GNAT.Altivec.Vector_Operations g-alveop.ads g-alvety.ads GNAT.Altivec.Vector_Types g-alvevi.ads GNAT.Altivec.Vector_Views In <1190172383.802381.274670@v23g2000prn.googlegroups.com>, Adrian Hoe writes: >Thanks for the information. I am looking for SIMD support to port a >PRNG to Ada. > >Is there any Ada packages out there for SIMD support? >-- >Adrian Hoe >http://adrianhoe.net > > >On Sep 18, 6:22 pm, a...@anon.org (anon) wrote: >> Ada does have the ability to use SIMD, the only problem is the underlying >> packages. The standard Ada packages do not include a vectorization >> package. But with that understanding, Ada 83 as been use to preform >> vectorization since 83/84. >> >> Anyone can create a SIMD package with the constructs for Ada, To fully >> use the Intel Core-2 multi-core processing all it takes is to use >> System.Machine_code package for the assembly code and create a package >> that would contain the types and procedures to preform the vectorization. >> Like: >> type Vector_Integer is range -( 2 ** 127 ) .. ( 2 ** 127 - 1 ) ; >> >> Also, there may be a doctoral project or two that may perform some SIMD >> or vectorization in Ada with the Pentium-D, that can be either used or >> updated to the Core-2 Dual. >> >> In <1189996579.648567.17...@w3g2000hsg.googlegroups.com>, Adrian Hoe writes: >> >> >Hi, >> >> >Does anyone have any idea or experience with Ada on SIMD (Singe >> >Instruction, Multiple Data)? And also multi-stage pipelining and of >> >course SIMD (e.g. 128-bit integer) on Intel Core 2 Duo and equivalent >> >processors? >> >> >Has anybody done any kind of such implementation and how Ada is doing >> >with SIMD? >> >> >Thanks. >> >-- >> >Adrian Hoe >> >http://adrianhoe.net > >