{"id":181998,"date":"2026-06-10T02:48:19","date_gmt":"2026-06-10T00:48:19","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/opublikovan-vortex-3-0-otkrytyj-gpgpu-na-baze-arhitektury-risc-v"},"modified":"2026-06-10T02:48:19","modified_gmt":"2026-06-10T00:48:19","slug":"opublikovan-vortex-3-0-otkrytyj-gpgpu-na-baze-arhitektury-risc-v","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pt\/blog\/news\/opublikovan-vortex-3-0-otkrytyj-gpgpu-na-baze-arhitektury-risc-v","title":{"rendered":"Publicado o Vortex 3.0, um GPGPU aberto baseado na arquitetura RISC-V","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Est\u00e1 dispon\u00edvel a vers\u00e3o do projeto Vortex 3.0, que desenvolve um GPGPU baseado na arquitetura do conjunto de instru\u00e7\u00f5es RISC-V, projetado para realizar c\u00e1lculos paralelos utilizando a API OpenCL e o modelo de execu\u00e7\u00e3o SIMT (Single Instruction, Multiple Threads). O projeto tamb\u00e9m pode ser utilizado em pesquisas na \u00e1rea de gr\u00e1ficos 3D e no desenvolvimento de novas arquiteturas de GPU. Diagramas, descri\u00e7\u00f5es de blocos de hardware em Verilog, simuladores, drivers e documenta\u00e7\u00e3o do projeto s\u00e3o distribu\u00eddos sob a licen\u00e7a Apache 2.0. <\/p>\n<p>A base do GPGPU \u00e9 um ISA RISC-V padr\u00e3o, ampliado com instru\u00e7\u00f5es adicionais para suportar fun\u00e7\u00f5es de GPU e gerenciar fluxos. As mudan\u00e7as na arquitetura do conjunto de instru\u00e7\u00f5es RISC-V s\u00e3o minimizadas e, quando poss\u00edvel, utilizam instru\u00e7\u00f5es vetoriais j\u00e1 existentes. Entre as instru\u00e7\u00f5es adicionais est\u00e3o: &#171;tex&#187; para acelerar o processamento de texturas; vx_rast para controle de rasteriza\u00e7\u00e3o, vx_rop para processamento de fragmentos, profundidade e transpar\u00eancia; vx_imadd para realizar a opera\u00e7\u00e3o &#171;multiplicar e somar&#187;; vx_wspawn, vx_split, vx_join, vx_tmc e vx_bar para ativar grupos de threads (wavefront), executados em paralelo pelo SIMD Engine. <\/p>\n<p><center><img decoding=\"async\" src=\"\/wp-content\/uploads\/2026\/06\/caa6274ce0dd622a2ebc01d60302d645.png\" style=\"display:block;margin: 0 auto;\" \/><\/center><\/p>\n<p>O GPGPU em desenvolvimento suporta arquiteturas de 32 e 64 bits do conjunto de instru\u00e7\u00f5es RISC-V RV32IMF e RV64IMAFD, e pode incluir mem\u00f3ria compartilhada opcional, caches de n\u00edveis L1, L2 e L3, assim como um n\u00famero configur\u00e1vel de n\u00facleos, blocos de tarefas (warps) e fluxos. Para cada n\u00facleo, h\u00e1 a op\u00e7\u00e3o de ativar um n\u00famero configur\u00e1vel de ALU, FPU, LSU e SFU. Para cria\u00e7\u00e3o de prot\u00f3tipos, podem ser utilizados FPGAs da Xilinx e Altera, e para simula\u00e7\u00e3o do funcionamento do chip, Verilator (simulador Verilog), RTLSIM (simula\u00e7\u00e3o RTL) e SimX (simula\u00e7\u00e3o de software) podem ser aplicados.<\/p>\n<p>Para o desenvolvimento de aplica\u00e7\u00f5es, \u00e9 oferecido um conjunto de ferramentas, incluindo vers\u00f5es adaptadas do PoCL (compilador e runtime OpenCL) para trabalhar com o Vortex, LLVM\/Clang, GCC e Binutils. O projeto suporta a especifica\u00e7\u00e3o OpenCL 1.2 e, atrav\u00e9s da tradu\u00e7\u00e3o para OpenCL, implementa suporte para a representa\u00e7\u00e3o intermedi\u00e1ria de shaders SPIR-V.  <\/p>\n<p>Entre as mudan\u00e7as no Vortex 3.0:<\/p>\n<ul>\n<li class=\"l\"> Foi adicionado um stack gr\u00e1fico de hardware, incluindo blocos para rasteriza\u00e7\u00e3o, sobreposi\u00e7\u00e3o de texturas e fus\u00e3o de sa\u00edda (OM \u2014 Output Merger). Para a Mesa baseada no stack gr\u00e1fico implementado e no rasterizador software lavapipe, foi preparado um driver Vulkan vortexpipe.\n<li class=\"l\"> As capacidades do n\u00facleo tensor foram ampliadas para acelerar a execu\u00e7\u00e3o de modelos de aprendizado de m\u00e1quina, com suporte \u00e0 esparsidade estruturada para compacta\u00e7\u00e3o de matrizes de pesos.\n<li class=\"l\"> Foi implementada a opera\u00e7\u00e3o WGMMA (multiplica\u00e7\u00e3o de matrizes em n\u00edvel de grupo de warps) para multiplica\u00e7\u00e3o de matrizes em modo ass\u00edncrono.\n<li class=\"l\"> Adicionado o mecanismo DXA (Acelera\u00e7\u00e3o de Transfer\u00eancia de Dados) para agilizar a transfer\u00eancia de dados da mem\u00f3ria global para a mem\u00f3ria local.\n<li class=\"l\"> Foi implementada uma nova arquitetura baseada no processador de comandos (CP, Command Processor) e em um planejador de hardware de n\u00facleos computacionais (KMU \u2014 Kernel Management Unit), permitindo que as opera\u00e7\u00f5es de despacho de fluxos computacionais sejam realizadas externamente ao chip.\n<li class=\"l\"> Uma nova biblioteca runtime foi proposta, operando em modo n\u00e3o bloqueante e fornecendo abstra\u00e7\u00f5es que se traduzem em comandos execut\u00e1veis ass\u00edncronamente no hardware. Suporte a filas, eventos, m\u00f3dulos e sincroniza\u00e7\u00e3o baseada em barreiras ass\u00edncronas com sem\u00e2ntica de chegada\/espera\/evento.\n<li class=\"l\"> Suporte adicionado para instru\u00e7\u00f5es encurtadas RISC-V (RVC).\n<li class=\"l\"> Suporte de hardware para opera\u00e7\u00f5es at\u00f4micas foi implementado.\n<li class=\"l\"> O FPU foi completamente redesenhado e novos blocos de multiplicadores (Wallace-tree, Folded-radix) e somadores (Kogge-Stone) foram propostos.\n<li class=\"l\"> Adicionado um sistema de empilhamento de mem\u00f3ria virtual baseado em uma unidade de gerenciamento de mem\u00f3ria (MMU) com suporte para arquitetura de endere\u00e7amento virtual de 32 bits SV32.\n<li class=\"l\"> Suporte \u00e0 extens\u00e3o RISC-V Zicond com implementa\u00e7\u00e3o de opera\u00e7\u00f5es condicionais.\n<li class=\"l\"> Integra\u00e7\u00e3o do controle de frequ\u00eancia (clock gating).\n<li class=\"l\"> Suporte foi adicionado para a linguagem HIP (Heterogeneous Interface for Portability) atrav\u00e9s da estrutura chipStar, que traduz HIP para SPIR-V.\n<li class=\"l\"> Uma integra\u00e7\u00e3o completa com o simulador GEM5 foi assegurada, e suporte ao simulador SimX na arquitetura TLM (Modelagem em N\u00edvel de Transa\u00e7\u00e3o) foi adicionado.\n<li class=\"l\"> Suporte para ferramentas Synopsys e Yosys para s\u00edntese de l\u00f3gica para fabrica\u00e7\u00e3o de chips, al\u00e9m do suporte ao uso de bibliotecas de elementos padr\u00e3o ASAP7 (7nm), SAED14 (14nm) e NanGate (15nm) foi adicionado.\n<li class=\"l\"> A ferramenta de refer\u00eancia foi atualizada para LLVM 20 e POCL 7.0.\n<\/ul>\n<p>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=65652\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0414\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u043f\u0440\u043e\u0435\u043a\u0442\u0430 Vortex 3.0, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u043e\u0442\u043a\u0440\u044b\u0442\u044b\u0439 GPGPU \u043d\u0430 \u0431\u0430\u0437\u0435 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b \u043d\u0430\u0431\u043e\u0440\u0430 \u043a\u043e\u043c\u0430\u043d\u0434 RISC-V, \u0440\u0430\u0441\u0441\u0447\u0438\u0442\u0430\u043d\u043d\u044b\u0439 \u043d\u0430 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u043f\u0430\u0440\u0430\u043b\u043b\u0435\u043b\u044c\u043d\u044b\u0445 \u0432\u044b\u0447\u0438\u0441\u043b\u0435\u043d\u0438\u0439 \u0441 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435\u043c API OpenCL \u0438 \u043c\u043e\u0434\u0435\u043b\u0438 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f SIMT (Single Instruction, Multiple Threads). \u041f\u0440\u043e\u0435\u043a\u0442 \u0442\u0430\u043a\u0436\u0435 \u043c\u043e\u0436\u0435\u0442 \u0431\u044b\u0442\u044c \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d \u043f\u0440\u0438 \u043f\u0440\u043e\u0432\u0435\u0434\u0435\u043d\u0438\u0438 \u0438\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u043d\u0438\u0439 \u0432 \u043e\u0431\u043b\u0430\u0441\u0442\u0438 3D-\u0433\u0440\u0430\u0444\u0438\u043a\u0438 \u0438 \u043f\u0440\u0438 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0435 \u043d\u043e\u0432\u044b\u0445 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440 GPU. \u0421\u0445\u0435\u043c\u044b, \u043e\u043f\u0438\u0441\u0430\u043d\u0438\u044f \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u044b\u0445 \u0431\u043b\u043e\u043a\u043e\u0432 \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Verilog, [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-181998","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0414\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u043f\u0440\u043e\u0435\u043a\u0442\u0430 Vortex 3.0, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u043e\u0442\u043a\u0440\u044b\u0442\u044b\u0439 GPGPU \u043d\u0430 \u0431\u0430\u0437\u0435 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b \u043d\u0430\u0431\u043e\u0440\u0430 \u043a\u043e\u043c\u0430\u043d\u0434 RISC-V, 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