+++ /dev/null
-/* $Id$ */
-
-/* sg_emul - Emulation support (simulation) */
-
-/* Copyright (c) 2003-5 Arnaud Legrand, Martin Quinson. All rights reserved.*/
-
-/* This program is free software; you can redistribute it and/or modify it
- * under the terms of the license (GNU LGPL) which comes with this package. */
-
-#include <stdio.h> /* sprintf */
-#include "gras/emul.h"
-#include "gras/Virtu/virtu_sg.h"
-#include "gras_modinter.h"
-
-#include "xbt/xbt_portability.h" /* timers */
-#include "xbt/dict.h"
-#include "xbt/ex.h"
-
-XBT_LOG_NEW_DEFAULT_SUBCATEGORY(gras_virtu_emul,gras_virtu,"Emulation support");
-
-/*** Timing macros ***/
-static xbt_os_timer_t timer;
-static int benchmarking = 0;
-static xbt_dict_t benchmark_set = NULL;
-static double reference = .00000000523066250047108838; /* FIXME: we should benchmark host machine to set this; unit=s/flop */
-static double duration = 0.0;
-
-static char* locbuf = NULL;
-static int locbufsize;
-
-void gras_emul_init(void)
-{
- if(!benchmark_set) {
- benchmark_set = xbt_dict_new();
- timer = xbt_os_timer_new();
- }
-}
-
-void gras_emul_exit(void) {
- if (locbuf) free(locbuf);
- xbt_dict_free(&benchmark_set);
- xbt_os_timer_free(timer);
-}
-
-
-static void store_in_dict(xbt_dict_t dict, const char *key, double value)
-{
- double *ir;
-
- ir = xbt_dict_get_or_null(dict, key);
- if (!ir) {
- ir = xbt_new0(double,1);
- xbt_dict_set(dict, key, ir, xbt_free_f);
- }
- *ir = value;
-}
-
-static double get_from_dict(xbt_dict_t dict, const char *key) {
- double *ir = xbt_dict_get(dict, key);
-
- return *ir;
-}
-
-int gras_bench_always_begin(const char *location,int line)
-{
- xbt_assert0(!benchmarking,"Already benchmarking");
- benchmarking = 1;
-
- if (!timer)
- xbt_os_timer_start(timer);
- return 0;
-}
-
-int gras_bench_always_end(void)
-{
- smx_action_t act;
- smx_cond_t cond;
- smx_mutex_t mutex;
-
- xbt_assert0(benchmarking,"Not benchmarking yet");
- benchmarking = 0;
- xbt_os_timer_stop(timer);
- duration = xbt_os_timer_elapsed(timer);
-
- cond = SIMIX_cond_init();
- mutex = SIMIX_mutex_init();
-
- SIMIX_mutex_lock(mutex);
- act = SIMIX_action_execute(SIMIX_host_self(), (char*) "task", (duration)/reference);
-
- SIMIX_register_action_to_condition(act,cond);
- SIMIX_register_condition_to_action(act,cond);
- SIMIX_cond_wait(cond, mutex);
-
- SIMIX_action_destroy(act);
- SIMIX_mutex_unlock(mutex);
-
- SIMIX_cond_destroy(cond);
- SIMIX_mutex_destroy(mutex);
-
- return 0;
-}
-
-int gras_bench_once_begin(const char *location,int line) {
- double *ir = NULL;
- xbt_assert0(!benchmarking,"Already benchmarking");
- benchmarking = 1;
-
- if (!locbuf || locbufsize < strlen(location) + 64) {
- locbufsize = strlen(location) + 64;
- locbuf = xbt_realloc(locbuf,locbufsize);
- }
- sprintf(locbuf,"%s:%d",location, line);
-
- ir = xbt_dict_get_or_null(benchmark_set, locbuf);
- if(!ir) {
- DEBUG1("%s",locbuf);
- duration = 1;
- xbt_os_timer_start(timer);
- return 1;
- } else {
- duration = -1.0;
- return 0;
- }
-}
-
-int gras_bench_once_end(void)
-{
- smx_action_t act;
- smx_cond_t cond;
- smx_mutex_t mutex;
-
- xbt_assert0(benchmarking,"Not benchmarking yet");
- benchmarking = 0;
- if(duration>0) {
- xbt_os_timer_stop(timer);
- duration = xbt_os_timer_elapsed(timer);
- store_in_dict(benchmark_set, locbuf, duration);
- } else {
- duration = get_from_dict(benchmark_set,locbuf);
- }
- DEBUG2("Simulate the run of a task of %f sec for %s",duration,locbuf);
- cond = SIMIX_cond_init();
- mutex = SIMIX_mutex_init();
-
- SIMIX_mutex_lock(mutex);
- act = SIMIX_action_execute(SIMIX_host_self(), (char*)"task", (duration)/reference);
-
- SIMIX_register_action_to_condition(act,cond);
- SIMIX_register_condition_to_action(act,cond);
- SIMIX_cond_wait(cond, mutex);
-
- SIMIX_action_destroy(act);
- SIMIX_mutex_unlock(mutex);
-
- SIMIX_cond_destroy(cond);
- SIMIX_mutex_destroy(mutex);
- return 0;
-}
-
-
-/*** Conditional execution support ***/
-
-int gras_if_RL(void) {
- return 0;
-}
-
-int gras_if_SG(void) {
- return 1;
-}
-
-void gras_global_init(int *argc,char **argv) {
-return SIMIX_global_init(argc,argv);
-}
-void gras_create_environment(const char *file) {
-return SIMIX_create_environment(file);
-}
-void gras_function_register(const char *name, void *code) {
-return SIMIX_function_register(name, (smx_process_code_t)code);
-}
-void gras_main() {
- smx_cond_t cond = NULL;
- smx_action_t smx_action;
- xbt_fifo_t actions_done = xbt_fifo_new();
- xbt_fifo_t actions_failed = xbt_fifo_new();
-
-
- /* Clean IO before the run */
- fflush(stdout);
- fflush(stderr);
-
-
- while (SIMIX_solve(actions_done, actions_failed) != -1.0) {
-
- while ( (smx_action = xbt_fifo_pop(actions_failed)) ) {
-
-
- DEBUG1("** %s failed **",smx_action->name);
- while ( (cond = xbt_fifo_pop(smx_action->cond_list)) ) {
- SIMIX_cond_broadcast(cond);
- }
- /* action finished, destroy it */
- // SIMIX_action_destroy(smx_action);
- }
-
- while ( (smx_action = xbt_fifo_pop(actions_done)) ) {
-
- DEBUG1("** %s done **",smx_action->name);
- while ( (cond = xbt_fifo_pop(smx_action->cond_list)) ) {
- SIMIX_cond_broadcast(cond);
- }
- /* action finished, destroy it */
- //SIMIX_action_destroy(smx_action);
- }
- }
- xbt_fifo_free(actions_failed);
- xbt_fifo_free(actions_done);
- return;
-
-}
-void gras_launch_application(const char *file) {
-return SIMIX_launch_application(file);
-}
-void gras_clean() {
-return SIMIX_clean();
-}
-
