feat(opencl): commandQueue thread-local (prerequisito para paralelismo)#9
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joaonery1 wants to merge 2 commits into
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feat(opencl): commandQueue thread-local (prerequisito para paralelismo)#9joaonery1 wants to merge 2 commits into
joaonery1 wants to merge 2 commits into
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March 16, 2026 21:37
Cada thread agora recebe sua própria cl.CommandQueue criada sob demanda, eliminando o risco de condição de corrida ao compartilhar uma única fila. VglClContext.commandQueue é agora @Property que delega a opencl_context.queue. Script test_threadlocal_queue.py verifica isolamento RF-001 e RF-003.
- .ai/ adicionado ao .gitignore e removido do repositório (pasta local preservada) - doc/decisoes-paralelismo.md: análise técnica do artigo IEEE SCC 2018 e decisão de implementar Activities Parallelism via níveis topológicos do DAG - Makefile_python: rundemo/runfundus corrigidos para caminho e executor atuais
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Summary
VglClContext.commandQueueagora é@propertyque delega aopencl_context.queue— sem cópia estáticaopencl_context.queueusathreading.local(): cada thread recebe sua própriacl.CommandQueuecriada sob demandaget_vglClContext_attributes()passaself(instância viva) em vez deself.queue(snapshot)finish_queue()adicionado para flush seguro da fila da thread atualVerificações realizadas
id(commandQueue)em threads distintas são diferentes ✅id(commandQueue)na mesma thread são iguais ✅finish_queue()sem exceção na main thread e em thread sem uso ✅execWorkflow.py SAMPLES/demo.wkspé binariamente idêntica ao baseline ✅vgl_lib/opencl_context.pymodificado (nenhum caller alterado)Test plan
python3 test_threadlocal_queue.py— deve imprimir "OK: todas as verificações passaram"python3 execWorkflow.py SAMPLES/demo.wksp— deve executar sem exceçãogit diff --name-only)Arquivos de planejamento
PRD, TechSpec, Tasks e ADR em
.ai/tasks/prd-threadlocal-queue/.