Mercurial > hg > Papers > 2018 > ryokka-sigos
view Paper/src/sync_dequeue.c @ 0:a5facba1adbc
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author | ryokka |
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date | Fri, 13 Apr 2018 18:07:04 +0900 |
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// Dequeue __code getQueue(struct Context* context, struct Queue* queue, struct Node* node) { if (queue->first == 0) return; struct Element* first = queue->first; if (__sync_bool_compare_and_swap(&queue->first, first, first->next)) { queue->count--; context->next = GetQueue; stack_push(context->code_stack, &context->next); context->next = first->task->code; node->key = first->task->key; goto meta(context, Get); } else { goto meta(context, GetQueue); } }