X-Git-Url: http://plrg.eecs.uci.edu/git/?p=model-checker.git;a=blobdiff_plain;f=libthreads.cc;h=75d1910718db8f1f594213072582be48b2c35ee3;hp=b5760ae6eab89f381a67b12a4e05f0402ef7ad76;hb=99d6712ba5650460a527c144cbc814bbe209bb4c;hpb=c5e14aa2426f21f8de620cf24ed321447d75c989 diff --git a/libthreads.cc b/libthreads.cc index b5760ae..75d1910 100644 --- a/libthreads.cc +++ b/libthreads.cc @@ -1,6 +1,7 @@ -#include "libthreads.h" +#include #include "common.h" -#include "threads.h" +#include "threads-model.h" +#include "action.h" /* global "model" object */ #include "model.h" @@ -8,30 +9,25 @@ /* * User program API functions */ -int thrd_create(thrd_t *t, void (*start_routine)(), void *arg) +int thrd_create(thrd_t *t, thrd_start_t start_routine, void *arg) { - int ret; - DBG(); - ret = model->add_thread(new Thread(t, start_routine, arg)); - DEBUG("create thread %d\n", id_to_int(thrd_to_id(*t))); + struct thread_params params = { start_routine, arg }; /* seq_cst is just a 'don't care' parameter */ - model->switch_to_master(new ModelAction(THREAD_CREATE, memory_order_seq_cst, NULL, VALUE_NONE)); - return ret; + model->switch_to_master(new ModelAction(THREAD_CREATE, std::memory_order_seq_cst, t, (uint64_t)¶ms)); + return 0; } int thrd_join(thrd_t t) { - int ret = 0; - Thread *th = model->get_thread(thrd_to_id(t)); - while (th->get_state() != THREAD_COMPLETED && !ret) - ret = model->switch_to_master(NULL); - return ret; + Thread *th = t.priv; + model->switch_to_master(new ModelAction(THREAD_JOIN, std::memory_order_seq_cst, th, id_to_int(thrd_to_id(t)))); + return 0; } -int thrd_yield(void) +/** A no-op, for now */ +void thrd_yield(void) { - /* seq_cst is just a 'don't care' parameter */ - return model->switch_to_master(new ModelAction(THREAD_YIELD, memory_order_seq_cst, NULL, VALUE_NONE)); + model->switch_to_master(new ModelAction(THREAD_YIELD, std::memory_order_seq_cst, thread_current(), VALUE_NONE)); } thrd_t thrd_current(void)