XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(simix_context);
-static xbt_parmap_t parmap;
-
#ifdef CONTEXT_THREADS
-static __thread smx_context_t current_context;
+static xbt_parmap_t parmap;
#endif
+static smx_context_factory_t raw_factory;
+
+#include "xbt/xbt_os_time.h"
+static xbt_os_timer_t timer;
+static double totaltime;
+
+
static void smx_ctx_raw_wrapper(smx_ctx_raw_t context);
static int smx_ctx_raw_factory_finalize(smx_context_factory_t *factory)
{
+ INFO1("Total User Time: %lf", totaltime);
if(parmap)
xbt_parmap_destroy(parmap);
return smx_ctx_base_factory_finalize(factory);
static void smx_ctx_raw_suspend(smx_context_t context)
{
smx_current_context = (smx_context_t)maestro_raw_context;
+ xbt_os_timer_stop(timer);
raw_swapcontext(
&((smx_ctx_raw_t) context)->stack_top,
((smx_ctx_raw_t) context)->old_stack_top);
+ xbt_os_timer_start(timer);
}
static void smx_ctx_raw_stop(smx_context_t context)
static void smx_ctx_raw_wrapper(smx_ctx_raw_t context)
{
+ xbt_os_timer_start(timer);
(context->super.code) (context->super.argc, context->super.argv);
smx_ctx_raw_stop((smx_context_t) context);
}
-static void smx_ctx_raw_resume(smx_context_t context)
+static void smx_ctx_raw_resume(smx_process_t process)
{
- smx_current_context = context;
+ smx_ctx_raw_t context = (smx_ctx_raw_t)process->context;
+ smx_current_context = (smx_context_t)context;
raw_swapcontext(
&((smx_ctx_raw_t) context)->old_stack_top,
((smx_ctx_raw_t) context)->stack_top);
+ totaltime += xbt_os_timer_elapsed(timer);
}
-static void smx_ctx_raw_runall(xbt_dynar_t processes)
+
+static void smx_ctx_raw_runall_serial(xbt_dynar_t processes)
{
smx_process_t process;
unsigned int cursor;
xbt_dynar_foreach(processes, cursor, process) {
DEBUG2("Schedule item %u of %lu",cursor,xbt_dynar_length(processes));
- smx_ctx_raw_resume(process->context);
+ smx_ctx_raw_resume(process);
}
xbt_dynar_reset(processes);
}
-static void smx_ctx_raw_resume_parallel(smx_process_t process)
-{
- smx_ctx_raw_t context = (smx_ctx_raw_t)process->context;
- /*xbt_os_thread_set_extra_data(context);*/
- current_context = (smx_context_t)context;
- raw_swapcontext(
- &context->old_stack_top,
- context->stack_top);
- current_context = (smx_context_t)maestro_raw_context;
- /*xbt_os_thread_set_extra_data(NULL);*/
-}
-
static void smx_ctx_raw_runall_parallel(xbt_dynar_t processes)
{
- xbt_parmap_apply(parmap, (void_f_pvoid_t)smx_ctx_raw_resume_parallel, processes);
+ xbt_parmap_apply(parmap, (void_f_pvoid_t)smx_ctx_raw_resume, processes);
xbt_dynar_reset(processes);
}
static smx_context_t smx_ctx_raw_self_parallel(void)
{
- /*smx_context_t self_context = (smx_context_t) xbt_os_thread_get_extra_data();
- return self_context ? self_context : (smx_context_t) maestro_raw_context;*/
- return current_context;
+ return smx_current_context;
+}
+
+static int smx_ctx_raw_get_thread_id(){
+ return (int)(unsigned long)xbt_os_thread_get_extra_data();
+}
+
+static void smx_ctx_raw_runall(xbt_dynar_t processes)
+{
+ if (xbt_dynar_length(processes) >= SIMIX_context_get_parallel_threshold()) {
+ DEBUG1("Runall // %lu", xbt_dynar_length(processes));
+ raw_factory->self = smx_ctx_raw_self_parallel;
+ raw_factory->get_thread_id = smx_ctx_raw_get_thread_id;
+ smx_ctx_raw_runall_parallel(processes);
+ } else {
+ DEBUG1("Runall serial %lu", xbt_dynar_length(processes));
+ raw_factory->self = smx_ctx_base_self;
+ raw_factory->get_thread_id = smx_ctx_base_get_thread_id;
+ smx_ctx_raw_runall_serial(processes);
+ }
}
void SIMIX_ctx_raw_factory_init(smx_context_factory_t *factory)
(*factory)->suspend = smx_ctx_raw_suspend;
(*factory)->name = "smx_raw_context_factory";
- if (smx_parallel_contexts) {
-#ifdef CONTEXT_THREADS /* To use parallel ucontexts a thread pool is needed */
- parmap = xbt_parmap_new(2);
- (*factory)->runall = smx_ctx_raw_runall_parallel;
- (*factory)->self = smx_ctx_raw_self_parallel;
-#else
- THROW0(arg_error, 0, "No thread support for parallel context execution");
-#endif
- }else{
- (*factory)->runall = smx_ctx_raw_runall;
+ parmap = xbt_parmap_new(2);
+
+ if (SIMIX_context_is_parallel()) {
+ if (SIMIX_context_get_parallel_threshold() > 1) {
+ /* choose dynamically */
+ (*factory)->runall = smx_ctx_raw_runall;
+ }
+ else {
+ /* always parallel */
+ (*factory)->self = smx_ctx_raw_self_parallel;
+ (*factory)->get_thread_id = smx_ctx_raw_get_thread_id;
+ (*factory)->runall = smx_ctx_raw_runall_parallel;
+ }
+ }
+ else {
+ /* always serial */
+ (*factory)->self = smx_ctx_base_self;
+ (*factory)->get_thread_id = smx_ctx_base_get_thread_id;
+ (*factory)->runall = smx_ctx_raw_runall_serial;
}
+ raw_factory = *factory;
+
+ timer = xbt_os_timer_new();
}