{"id":5997,"date":"2013-11-18T23:14:54","date_gmt":"2013-11-18T22:14:54","guid":{"rendered":"http:\/\/www.planet3dnow.de\/cms\/?p=5997"},"modified":"2013-11-18T23:15:47","modified_gmt":"2013-11-18T22:15:47","slug":"khronos-finalizes-opencl-2-0-specification-for-heterogeneous-computing","status":"publish","type":"post","link":"https:\/\/www.planet3dnow.de\/cms\/5997-khronos-finalizes-opencl-2-0-specification-for-heterogeneous-computing\/","title":{"rendered":"Khronos Finalizes OpenCL 2.0 Specification for Heterogeneous Computing"},"content":{"rendered":"

Indus\u00adtry feed\u00adback dri\u00adves new gene\u00adra\u00adti\u00adon open stan\u00addard for cross-plat\u00adform par\u00adal\u00adlel pro\u00adgramming with increased fle\u00adxi\u00adbi\u00adli\u00adty, func\u00adtion\u00ada\u00adli\u00adty and performance<\/em><\/p>\n

Novem\u00adber 18th 2013 \u2013 SC13<\/span> \u2014 Den\u00adver, CO<\/span> \u2013 The Khro\u00adnos\u2122 Group today announ\u00adced the rati\u00adfi\u00adca\u00adti\u00adon and public release of the fina\u00adli\u00adzed Open\u00adCL\u2122 2.0 spe\u00adci\u00adfi\u00adca\u00adti\u00adon<\/strong>.  Open\u00adCL 2.0 is a signi\u00adfi\u00adcant evo\u00adlu\u00adti\u00adon of the open, royal\u00adty-free stan\u00addard that sim\u00adpli\u00adfies cross-plat\u00adform, par\u00adal\u00adlel pro\u00adgramming.  With an enhan\u00adced exe\u00adcu\u00adti\u00adon model and a sub\u00adset of the C11<\/span> and C++11 memo\u00adry model, syn\u00adchro\u00adniza\u00adti\u00adon and ato\u00admic ope\u00adra\u00adti\u00adons, Open\u00adCL now enables a signi\u00adfi\u00adcant\u00adly richer ran\u00adge of algo\u00adrith\u00adms and pro\u00adgramming pat\u00adterns to be easi\u00adly acce\u00adle\u00adra\u00adted with impro\u00adved per\u00adfor\u00admance.  Signi\u00adfi\u00adcant feed\u00adback from the deve\u00adlo\u00adper com\u00admu\u00adni\u00adty was incor\u00adpo\u00adra\u00adted into the final spe\u00adci\u00adfi\u00adca\u00adti\u00adon, fol\u00adlo\u00adwing its pro\u00advi\u00adsio\u00adnal release in July.  The Open\u00adCL 2.0 spe\u00adci\u00adfi\u00adca\u00adti\u00adons are available at www.khronos.org\/opencl\/<\/a>.<\/p>\n

\u201c<\/span>Khro\u00adnos recei\u00adved signi\u00adfi\u00adcant and thoughtful deve\u00adlo\u00adper feed\u00adback from the pro\u00advi\u00adsio\u00adnal release of Open\u00adCL 2.0, much of which has been adopted, or will be mer\u00adged with emer\u00adging hard\u00adware capa\u00adbi\u00adli\u00adties as this state-of\u2013the-art par\u00adal\u00adlel pro\u00adgramming plat\u00adform con\u00adti\u00adnues to evol\u00adve,\u201d said Neil Tre\u00advett, chair of the Open\u00adCL working group, pre\u00adsi\u00addent of the Khro\u00adnos Group and vice pre\u00adsi\u00addent of mobi\u00adle con\u00adtent at NVIDIA<\/span>.  \u201cOpen\u00adCL con\u00adti\u00adnues to gather momen\u00adtum on desk\u00adtop, mobi\u00adle and embedded devices, inclu\u00adding pro\u00advi\u00adding a uni\u00adfied pro\u00adgramming envi\u00adron\u00adment for dyna\u00admi\u00adcal\u00adly balan\u00adcing diver\u00adse CPU<\/span>, GPU<\/span>, DSP<\/span> and hard\u00adware resour\u00adces in mobi\u00adle SOCs for advan\u00adced use cases ran\u00adging from visi\u00adon pro\u00adces\u00adsing for Aug\u00admen\u00adted Rea\u00adli\u00adty to phy\u00adsics simu\u00adla\u00adti\u00adon for mobi\u00adle gaming.\u201d<\/p>\n

OpenCL 2.0 updates and additions include:<\/strong><\/h3>\n

Shared Vir\u00adtu\u00adal Memory<\/strong>
\nHost and device ker\u00adnels can direct\u00adly share com\u00adplex, poin\u00adter-con\u00adtai\u00adning data struc\u00adtures such as trees and lin\u00adked lists, pro\u00advi\u00adding signi\u00adfi\u00adcant pro\u00adgramming fle\u00adxi\u00adbi\u00adli\u00adty and eli\u00admi\u00adna\u00adting cos\u00adt\u00adly data trans\u00adfers bet\u00adween host and devices.<\/p>\n

Nes\u00adted Parallelism<\/strong>
\nDevice ker\u00adnels can enqueue ker\u00adnels to the same device with no host inter\u00adac\u00adtion, enab\u00adling fle\u00adxi\u00adble work sche\u00addu\u00adling para\u00addigms and avo\u00adi\u00adding the need to trans\u00adfer exe\u00adcu\u00adti\u00adon con\u00adtrol and data bet\u00adween the device and host, often signi\u00adfi\u00adcant\u00adly off\u00adloa\u00adding host pro\u00adces\u00adsor bottlenecks.<\/p>\n

Gene\u00adric Address Space<\/strong>
\nFunc\u00adtions can be writ\u00adten wit\u00adhout spe\u00adci\u00adfy\u00ading a named address space for argu\u00adments, espe\u00adci\u00adal\u00adly useful for tho\u00adse argu\u00adments that are declared to be a poin\u00adter to a type, eli\u00admi\u00adna\u00adting the need for mul\u00adti\u00adple func\u00adtions to be writ\u00adten for each named address space used in an application.<\/p>\n

Images<\/strong>
\nImpro\u00adved image sup\u00adport inclu\u00adding sRGB images and 3D<\/span> image wri\u00adtes, the abili\u00adty for ker\u00adnels to read from and wri\u00adte to the same image, and the crea\u00adti\u00adon of Open\u00adCL images from a mip-map\u00adped or a mul\u00adti-sam\u00adpled OpenGL\u00ae tex\u00adtu\u00adre for impro\u00adved OpenGL interop.<\/p>\n

C11<\/span> Ato\u00admics<\/strong>
\nA sub\u00adset of C11<\/span> ato\u00admics and syn\u00adchro\u00adniza\u00adti\u00adon ope\u00adra\u00adti\u00adons to enable assign\u00adments in one work-item to be visi\u00adble to other work-items in a work-group, across work-groups exe\u00adcu\u00adting on a device or for sha\u00adring data bet\u00adween the Open\u00adCL device and host.<\/p>\n

Pipes<\/strong>
\nPipes are memo\u00adry objects that store data orga\u00adni\u00adzed as a FIFO<\/span> and Open\u00adCL 2.0 pro\u00advi\u00addes built-in func\u00adtions for ker\u00adnels to read from or wri\u00adte to a pipe, pro\u00advi\u00adding straight\u00adfor\u00adward pro\u00adgramming of pipe data struc\u00adtures that can be high\u00adly opti\u00admi\u00adzed by Open\u00adCL implementers.<\/p>\n

Android Installable Cli\u00adent Dri\u00adver Extension<\/strong>
\nEnables Open\u00adCL imple\u00admen\u00adta\u00adti\u00adons to be dis\u00adco\u00adver\u00aded and loa\u00added as a shared object on Android systems.<\/p>\n

Indus\u00adtry Support <\/strong>
\n\u201cPre\u00admie\u00adre Pro\u2019s sup\u00adport for Open\u00adCL has pro\u00adved to be a mas\u00adsi\u00adve hit with our cus\u00adto\u00admers; pro\u00advi\u00adding dra\u00adma\u00adtic per\u00adfor\u00admance impro\u00adve\u00adments while allo\u00adwing for real-time editing and crea\u00adti\u00advi\u00adty. We\u2019re exci\u00adted about the tech\u00adno\u00adlo\u00adgi\u00adcal deve\u00adlo\u00adp\u00adments in Open\u00adCL 2.0 and look for\u00adward to dis\u00adco\u00adve\u00adring how it will enable us to push the per\u00adfor\u00admance enve\u00adlo\u00adpe even fur\u00adther,\u201d said Al Moo\u00adney, seni\u00ador pro\u00adduct mana\u00adger, editing work\u00adflows at Adobe.<\/p>\n

\u201c<\/span>AMD<\/span> has play\u00aded a signi\u00adfi\u00adcant role in the evo\u00adlu\u00adti\u00adon of Open\u00adCL and in the deve\u00adlo\u00adp\u00adment of Open\u00adCL 2.0. Open\u00adCL 2.0 has made signi\u00adfi\u00adcant impro\u00adve\u00adments in pro\u00adgramma\u00adbi\u00adli\u00adty and is also very well ali\u00adgned with the hard\u00adware fea\u00adtures that rela\u00adted indus\u00adtry stan\u00addards bodies such as the HSA<\/span> Foun\u00adda\u00adti\u00adon are deve\u00adlo\u00adping<\/em>\u201d said Man\u00adju Heg\u00adde, CVP<\/span> HAS<\/span> Group AMD<\/span>. \u201cAMD<\/span> stron\u00adgly belie\u00adves in and pro\u00admo\u00adtes Open\u00adCL as one of the stan\u00addards for pro\u00adgramming com\u00adpu\u00adte on its GPUs and APUs and looks for\u00adward to increased adop\u00adti\u00adon becau\u00adse of Open\u00adCL 2.0\u2033<\/em><\/p>\n

\u201c<\/span>The Khro\u00adnos Group\u2019s Open\u00adCL 2.0 is the first key, foun\u00adda\u00adtio\u00adnal, pro\u00adgramming lan\u00adguage to tru\u00adly sup\u00adport the core capa\u00adbi\u00adli\u00adties of HSA<\/span> enab\u00adled hard\u00adware.  It is going to be exci\u00adting to see whe\u00adre deve\u00adlo\u00adpers take this much richer pro\u00adgramming plat\u00adform,<\/em>\u201d said Gre\u00adgo\u00adry Stoner, mana\u00adging direc\u00adtor and vice pre\u00adsi\u00addent of HSA<\/span> Foundation.<\/p>\n

\u201c<\/span>It is impres\u00adsi\u00adve that Open\u00adCL is sup\u00adport\u00ading an incre\u00adasing\u00adly diver\u00adse ran\u00adge of hete\u00adro\u00adge\u00adneous com\u00adpu\u00adting units and acce\u00adle\u00adra\u00adtors,<\/em>\u201d said Zhe\u00adnya Li, vice pre\u00adsi\u00addent of 2012 Lab, Hua\u00adwei Tech\u00adno\u00adlo\u00adgies.  \u201cWe expect the Open\u00adCL stan\u00addard to be wide\u00adly adopted by the infor\u00adma\u00adti\u00adon and com\u00admu\u00adni\u00adca\u00adti\u00adons tech\u00adno\u00adlo\u00adgy (ICT<\/span>) sec\u00adtor, and to be a key soft\u00adware stan\u00addard used in Net\u00adwork Func\u00adtion Vir\u00adtua\u00adliza\u00adti\u00adon (NFV<\/span>) acce\u00adle\u00adra\u00adtors. Hua\u00adwei will actively par\u00adti\u00adci\u00adpa\u00adte in and con\u00adtri\u00adbu\u00adte to Open\u00adCL, and help it to pro\u00advi\u00adde an easy-to-use deve\u00adlo\u00adp\u00adment plat\u00adform for future ICT<\/span> vir\u00adtua\u00adli\u00adzed appli\u00adca\u00adti\u00adons.<\/em>\u201d<\/p>\n

\u201c<\/span>As a long-time mem\u00adber of Khro\u00adnos and a lea\u00adding con\u00adtri\u00adbu\u00adtor to Open\u00adCL stan\u00addards efforts, Ima\u00adgi\u00adna\u00adti\u00adon is deligh\u00adted that Khro\u00adnos con\u00adti\u00adnues to crea\u00adte stan\u00addards which make GPU<\/span> com\u00adpu\u00adte pro\u00adgramming easier for deve\u00adlo\u00adpers. With our broad ran\u00adge of IP<\/span> inclu\u00adding Power\u00adVR pro\u00adces\u00adsors and MIPS<\/span> CPUs, our cus\u00adto\u00admers are crea\u00adting inno\u00adva\u00adti\u00adve designs for mobi\u00adle, con\u00adsu\u00admer, auto\u00admo\u00adti\u00adve and more. GPU<\/span> com\u00adpu\u00adte is key to crea\u00adting new appli\u00adca\u00adti\u00adons within the power enve\u00adlo\u00adpe of the\u00adse next gene\u00adra\u00adti\u00adon devices,<\/em>\u201d said Peter McGuin\u00adness, direc\u00adtor of mul\u00adti\u00adme\u00addia tech\u00adno\u00adlo\u00adgy mar\u00adke\u00adting, Ima\u00adgi\u00adna\u00adti\u00adon Technologies.<\/p>\n

\u201c<\/span>We are very exci\u00adted about the user bene\u00adfits of Open\u00adCL 2.0\u2019s new fea\u00adtures<\/em>\u201d, said Simon McIn\u00adtosh-Smith, Head of the Microelec\u00adtro\u00adnics Rese\u00adarch Group at the Uni\u00adver\u00adsi\u00adty of Bris\u00adtol. \u201cThe\u00adse latest evo\u00adlu\u00adti\u00adons in Open\u00adCL will enable us to effi\u00adci\u00adent\u00adly sol\u00adve a much wider ran\u00adge of par\u00adal\u00adlel pro\u00adces\u00adsing pro\u00adblems than ever befo\u00adre, and across a gro\u00adwing ran\u00adge of embedded and HPC<\/span> hard\u00adware plat\u00adforms. The new shared vir\u00adtu\u00adal memo\u00adry (SVM<\/span>) fea\u00adture will make it easier for pro\u00adgramm\u00aders to deve\u00adlop hete\u00adro\u00adge\u00adneous par\u00adal\u00adlel pro\u00adgrams, while sup\u00adport for dyna\u00admic par\u00adal\u00adle\u00adlism will enable more effi\u00adci\u00adent solu\u00adti\u00adons for a much wider ran\u00adge of appli\u00adca\u00adti\u00adons.<\/em>\u201d<\/p>\n

\u201c<\/span>Vivan\u00adte is plea\u00adsed to sup\u00adport and con\u00adtri\u00adbu\u00adte to the Open\u00adCL 2.0 spe\u00adci\u00adfi\u00adca\u00adti\u00adon. The latest indus\u00adtry stan\u00addard will expand adop\u00adti\u00adon of the tech\u00adno\u00adlo\u00adgy in mobi\u00adle, home enter\u00adtain\u00adment, and auto\u00admo\u00adti\u00adve pro\u00adducts, crea\u00adting the next wave of inno\u00adva\u00adti\u00adve com\u00adpu\u00adte use cases and con\u00adsu\u00admer expe\u00adri\u00aden\u00adces,<\/em>\u201d said Wei-Jin Dai, Pre\u00adsi\u00addent and CEO<\/span> of Vivan\u00adte. \u201cAs the Open\u00adCL eco\u00adsys\u00adtem rapidly grows and more appli\u00adca\u00adti\u00adons come to mar\u00adket, SoCs using our latest Vega GPUs will be rea\u00addy to sup\u00adport the latest 2.0 spe\u00adci\u00adfi\u00adca\u00adti\u00adon and take advan\u00adta\u00adge of plat\u00adform level opti\u00admiza\u00adti\u00adons built into our archi\u00adtec\u00adtu\u00adre.<\/em>\u201d<\/p>\n

See OpenCL at SC13<\/span><\/a>, Denver, CO<\/span><\/strong><\/h3>\n

Visit the Khro\u00adnos Booth #4137 to meet with Open\u00adCL experts and get a free Open\u00adCL refe\u00adrence card.<\/p>\n

Open\u00adCL: A Hands-On Introduction<\/strong>
\nMon\u00adday, Novem\u00adber 18th, 8:30 \u2014 17:00, Room 403
\nTim Matt\u00adson, Ali\u00adce Koni\u00adges, Simon McIntosh-Smith<\/p>\n

Open\u00adCL BOF<\/span>: Ver\u00adsi\u00adon 2.0 and Beyond<\/strong>
\nInclu\u00adding announce\u00adment of IWOCL<\/span> 2014 (2nd Inter\u00adna\u00adtio\u00adnal Work\u00adshop on OpenCL)
\nWed\u00adnes\u00adday, Novem\u00adber 20th, 17:30 \u2014 19:00, Room 405\/406\/407
\nTim Matt\u00adson, Ben Ber\u00adgen, Simon McIntosh-Smith<\/p>\n

Exhi\u00adbi\u00adtor Forum Open\u00adCL 2.0: Unlo\u00adcking the Power of Your Hete\u00adro\u00adge\u00adneous Platform<\/strong>
\nThurs\u00adday, Novem\u00adber 21st, 11:30 \u2014 12:00, Room 501\/502, Tim Mattson<\/p>\n

Struc\u00adtu\u00adred Par\u00adal\u00adlel Pro\u00adgramming with Patterns<\/strong>
\nSun\u00adday, Nov. 17, 8:30am-5pm, Room 302
\nMicha\u00adel McCool, James Reinders, Arch Robi\u00adson, Micha\u00adel Hebenstreit<\/p>\n

See OpenCL at SIGGRAPH<\/span> Asia<\/a>, Hong Kong <\/strong><\/h3>\n

Visit the Khro\u00adnos Booth #F07<\/span> to meet with Open\u00adCL experts and get a free Open\u00adCL refe\u00adrence card.<\/p>\n

Khro\u00adnos DevU, Wed\u00adnes\u00adday Novem\u00adber 20th, Room S226<\/span><\/strong>
\n13:30\u201313:45 Neil Tre\u00advett, NVIDIA<\/span> Intro\u00adduc\u00adtion to OpenCL
\n13:45\u201314:30 Allen Hux, Intel Open\u00adCL 2.0 Overview
\n14:30\u201314:50 Tomasz Bednarz, CSIRO<\/span> Acce\u00adle\u00adra\u00adted Sci\u00adence \u2013 use of Open\u00adCL in Land Down Under<\/p>\n

OpenCL 2.0 Reference Cards<\/strong><\/h3>\n

Lami\u00adna\u00adted Open\u00adCL 2.0 Refe\u00adrence cards are now available at www.amazon.com<\/a>.<\/p>\n

About The Khro\u00adnos Group<\/strong><\/span>
\n   The Khro\u00adnos Group is an indus\u00adtry con\u00adsor\u00adti\u00adum crea\u00adting open stan\u00addards to enable the aut\u00adho\u00adring and acce\u00adle\u00adra\u00adti\u00adon of par\u00adal\u00adlel com\u00adpu\u00adting, gra\u00adphics, visi\u00adon, sen\u00adsor pro\u00adces\u00adsing and dyna\u00admic media on a wide varie\u00adty of plat\u00adforms and devices.  Khro\u00adnos stan\u00addards include OpenGL\u00ae, OpenGL\u00ae ES<\/span>, Web\u00adGL\u2122, Open\u00adCL\u2122, Web\u00adCL\u2122, Open\u00adVX\u2122, Open\u00adMAX\u2122, OpenVG\u2122, Open\u00adSL ES<\/span>\u2122, Strea\u00admIn\u00adput\u2122 and COLLADA<\/span>\u2122.  All Khro\u00adnos mem\u00adbers are enab\u00adled to con\u00adtri\u00adbu\u00adte to the deve\u00adlo\u00adp\u00adment of Khro\u00adnos spe\u00adci\u00adfi\u00adca\u00adti\u00adons, are empowered to vote at various stages befo\u00adre public deploy\u00adment, and are able to acce\u00adle\u00adra\u00adte the deli\u00advery of their cut\u00adting-edge media plat\u00adforms and appli\u00adca\u00adti\u00adons through ear\u00adly access to spe\u00adci\u00adfi\u00adca\u00adti\u00adon drafts and con\u00adfor\u00admance tests.  More infor\u00adma\u00adti\u00adon is available at www.khronos.org<\/a>.<\/span><\/p>\n

###<\/span><\/p>\n

Khro\u00adnos, DevU, Strea\u00admIn\u00adput, Web\u00adGL, Web\u00adCL, COLLADA<\/span>, Open\u00adKO\u00adDE, OpenVG, Open\u00adVX, Open\u00adSL ES<\/span> and Open\u00adMAX are trade\u00admarks of the Khro\u00adnos Group Inc. ASTC<\/span> is a trade\u00admark of ARM<\/span> Hol\u00addings PLC<\/span>, Open\u00adCL is a trade\u00admark of Apple Inc. and OpenGL is a regis\u00adtered trade\u00admark and the OpenGL ES<\/span> and OpenGL SC<\/span> logos are trade\u00admarks of Sili\u00adcon Gra\u00adphics Inter\u00adna\u00adtio\u00adnal used under licen\u00adse by Khro\u00adnos. All other pro\u00adduct names, trade\u00admarks, and\/or com\u00adpa\u00adny names are used sole\u00adly for iden\u00adti\u00adfi\u00adca\u00adti\u00adon and belong to their respec\u00adti\u00adve owners.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

Indus\u00adtry feed\u00adback dri\u00adves new gene\u00adra\u00adti\u00adon open stan\u00addard for cross-plat\u00adform par\u00adal\u00adlel pro\u00adgramming with increased fle\u00adxi\u00adbi\u00adli\u00adty, func\u00adtion\u00ada\u00adli\u00adty and per\u00adfor\u00admance (\u2026) Wei\u00adter\u00adle\u00adsen \u00bb<\/a><\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"wp_typography_post_enhancements_disabled":false,"ngg_post_thumbnail":0,"footnotes":""},"categories":[22],"tags":[],"class_list":["post-5997","post","type-post","status-publish","format-standard","hentry","category-pressemitteilungen","entry"],"share_on_mastodon":{"url":"","error":""},"_links":{"self":[{"href":"https:\/\/www.planet3dnow.de\/cms\/wp-json\/wp\/v2\/posts\/5997","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.planet3dnow.de\/cms\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.planet3dnow.de\/cms\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.planet3dnow.de\/cms\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/www.planet3dnow.de\/cms\/wp-json\/wp\/v2\/comments?post=5997"}],"version-history":[{"count":2,"href":"https:\/\/www.planet3dnow.de\/cms\/wp-json\/wp\/v2\/posts\/5997\/revisions"}],"predecessor-version":[{"id":5999,"href":"https:\/\/www.planet3dnow.de\/cms\/wp-json\/wp\/v2\/posts\/5997\/revisions\/5999"}],"wp:attachment":[{"href":"https:\/\/www.planet3dnow.de\/cms\/wp-json\/wp\/v2\/media?parent=5997"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.planet3dnow.de\/cms\/wp-json\/wp\/v2\/categories?post=5997"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.planet3dnow.de\/cms\/wp-json\/wp\/v2\/tags?post=5997"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}