X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=threads.cc;h=dc2db2d9bfefcab57458035f3f4bc815b75b5fc5;hb=89c68eaa8c88e6ff491a7611fdf94abddd7378ae;hp=09efcae619c06b78ed5c2668473c2b8143b9ea71;hpb=328a2c09c2ee06d0e1c49ccb84877fa17b436a01;p=model-checker.git diff --git a/threads.cc b/threads.cc index 09efcae..dc2db2d 100644 --- a/threads.cc +++ b/threads.cc @@ -2,9 +2,11 @@ * @brief Thread functions. */ -#include "libthreads.h" +#include + +#include #include "common.h" -#include "threads.h" +#include "threads-model.h" /* global "model" object */ #include "model.h" @@ -105,13 +107,38 @@ int Thread::swap(ucontext_t *ctxt, Thread *t) void Thread::complete() { if (!is_complete()) { - DEBUG("completed thread %d\n", get_id()); + DEBUG("completed thread %d\n", id_to_int(get_id())); state = THREAD_COMPLETED; if (stack) stack_free(stack); } } +/** + * @brief Construct a new model-checker Thread + * + * A model-checker Thread is used for accounting purposes only. It will never + * have its own stack, and it should never be inserted into the Scheduler. + * + * @param tid The thread ID to assign + */ +Thread::Thread(thread_id_t tid) : + parent(NULL), + creation(NULL), + pending(NULL), + start_routine(NULL), + arg(NULL), + stack(NULL), + user_thread(NULL), + id(tid), + state(THREAD_READY), /* Thread is always ready? */ + wait_list(), + last_action_val(0), + model_thread(true) +{ + memset(&context, 0, sizeof(context)); +} + /** * Construct a new thread. * @param t The thread identifier of the newly created thread. @@ -126,7 +153,8 @@ Thread::Thread(thrd_t *t, void (*func)(void *), void *a) : user_thread(t), state(THREAD_CREATED), wait_list(), - last_action_val(VALUE_NONE) + last_action_val(VALUE_NONE), + model_thread(false) { int ret;