COIPIPELINE Engine::get_pipeline(void)
{
Thread* thread = (Thread*) thread_getspecific(mic_thread_key);
if (thread == 0) {
thread = new Thread(&m_proc_number);
thread_setspecific(mic_thread_key, thread);
}
COIPIPELINE pipeline = thread->get_pipeline(m_index);
if (pipeline == 0) {
COIRESULT res;
int proc_num;
#ifndef TARGET_WINNT
proc_num = __sync_fetch_and_add(&m_proc_number, 1);
#else // TARGET_WINNT
proc_num = _InterlockedIncrement(&m_proc_number);
#endif // TARGET_WINNT
if (proc_num > COI_PIPELINE_MAX_PIPELINES) {
LIBOFFLOAD_ERROR(c_coipipe_max_number, COI_PIPELINE_MAX_PIPELINES);
LIBOFFLOAD_ABORT;
}
// create pipeline for this thread
res = COI::PipelineCreate(m_process, 0, mic_stack_size, &pipeline);
check_result(res, c_pipeline_create, m_index, res);
thread->set_pipeline(m_index, pipeline);
}
return pipeline;
}
AutoSet& Engine::get_auto_vars(void)
{
Thread* thread = (Thread*) thread_getspecific(mic_thread_key);
if (thread == 0) {
thread = new Thread(&m_proc_number);
thread_setspecific(mic_thread_key, thread);
}
return thread->get_auto_vars();
}
uint64_t Engine::get_thread_id(void)
{
Thread* thread = (Thread*) thread_getspecific(mic_thread_key);
if (thread == 0) {
thread = new Thread(&m_proc_number);
thread_setspecific(mic_thread_key, thread);
}
return reinterpret_cast<uint64_t>(thread);
}
void xpush_context(xcontext_t *context)
{
xcontext_t *top_context;
thread_once(&exception_stack_key_once, *exception_stack_alloc);
top_context = (xcontext_t *)thread_getspecific(exception_stack_key);
context->next = top_context;
thread_setspecific(exception_stack_key, context);
context->handled = true;
context->in_finally = false;
}
void xpop_context()
{
xcontext_t *top_cxt, *context;
thread_once(&exception_stack_key_once, *exception_stack_alloc);
top_cxt = (xcontext_t *)thread_getspecific(exception_stack_key);
context = top_cxt->next;
thread_setspecific(exception_stack_key, context);
if (!top_cxt->handled) {
if (context) {
xraise_context(context, top_cxt->excode, top_cxt->msg);
}
else {
XEXIT(ERROR_TYPES[top_cxt->excode], top_cxt->msg);
}
}
}
void xraise(int excode, const char *const msg)
{
xcontext_t *top_context;
thread_once(&exception_stack_key_once, *exception_stack_alloc);
top_context = (xcontext_t *)thread_getspecific(exception_stack_key);
if (!top_context) {
XEXIT(ERROR_TYPES[excode], msg);
}
else if (!top_context->in_finally) {
xraise_context(top_context, excode, msg);
}
else if (top_context->handled) {
top_context->msg = msg;
top_context->excode = excode;
top_context->handled = false;
}
}