X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/ffe35f14793ff11fe9f1c4f7e78f6596ebfcc6e6..32e70034e357fcad920962e4ed35fcbf8dd59283:/src/simix/smx_context_raw.cpp diff --git a/src/simix/smx_context_raw.cpp b/src/simix/smx_context_raw.cpp deleted file mode 100644 index 5ce86a91e0..0000000000 --- a/src/simix/smx_context_raw.cpp +++ /dev/null @@ -1,734 +0,0 @@ -/* context_raw - fast context switching inspired from System V ucontexts */ - -/* Copyright (c) 2009-2015. The SimGrid Team. - * 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 -#include "smx_private.h" -#include "xbt/parmap.h" -#include "xbt/dynar.h" -#include "mc/mc.h" - -typedef char * raw_stack_t; -typedef void (*rawctx_entry_point_t)(void *); - -typedef struct s_smx_ctx_raw { - s_smx_ctx_base_t super; /* Fields of super implementation */ - char *malloced_stack; /* malloced area containing the stack */ - raw_stack_t stack_top; /* pointer to stack top (within previous area) */ -#ifdef TIME_BENCH_PER_SR - unsigned int thread; /* Just for measuring purposes */ -#endif -} s_smx_ctx_raw_t, *smx_ctx_raw_t; - -#ifdef CONTEXT_THREADS -static xbt_parmap_t raw_parmap; -static smx_ctx_raw_t* raw_workers_context; /* space to save the worker context in each thread */ -static unsigned long raw_threads_working; /* number of threads that have started their work */ -static xbt_os_thread_key_t raw_worker_id_key; /* thread-specific storage for the thread id */ -#endif -#ifdef ADAPTIVE_THRESHOLD -#define SCHED_ROUND_LIMIT 5 -xbt_os_timer_t round_time; -double par_time,seq_time; -double par_ratio,seq_ratio; -int reached_seq_limit, reached_par_limit; -static unsigned int par_proc_that_ran = 0,seq_proc_that_ran = 0; /* Counters of processes that have run in SCHED_ROUND_LIMIT scheduling rounds */ -static unsigned int seq_sched_round=0, par_sched_round=0; /* Amount of SR that ran serial/parallel*/ -/*Varables used to calculate running variance and mean*/ -double prev_avg_par_proc=0,prev_avg_seq_proc=0; -double delta=0; -double s_par_proc=0,s_seq_proc=0; /*Standard deviation of number of processes computed in par/seq during the current simulation*/ -double avg_par_proc=0,sd_par_proc=0; -double avg_seq_proc=0,sd_seq_proc=0; -long long par_window=(long long)HUGE_VAL,seq_window=0; -#endif - -static unsigned long raw_process_index = 0; /* index of the next process to run in the - * list of runnable processes */ -static smx_ctx_raw_t raw_maestro_context; -extern "C" raw_stack_t raw_makecontext(char* malloced_stack, int stack_size, - rawctx_entry_point_t entry_point, void* arg); -extern "C" void raw_swapcontext(raw_stack_t* old, raw_stack_t new_context); - -#if PROCESSOR_x86_64 -__asm__ ( -#if defined(APPLE) - ".text\n" - ".globl _raw_makecontext\n" - "_raw_makecontext:\n" -#elif defined(_WIN32) - ".text\n" - ".globl raw_makecontext\n" - "raw_makecontext:\n" -#else - ".text\n" - ".globl raw_makecontext\n" - ".type raw_makecontext,@function\n" - "raw_makecontext:\n"/* Calling convention sets the arguments in rdi, rsi, rdx and rcx, respectively */ -#endif - " mov %rdi,%rax\n" /* stack */ - " add %rsi,%rax\n" /* size */ - " andq $-16, %rax\n" /* align stack */ - " movq $0, -8(%rax)\n" /* @return for func */ - " mov %rdx,-16(%rax)\n" /* func */ - " mov %rcx,-24(%rax)\n" /* arg/rdi */ - " movq $0, -32(%rax)\n" /* rsi */ - " movq $0, -40(%rax)\n" /* rdx */ - " movq $0, -48(%rax)\n" /* rcx */ - " movq $0, -56(%rax)\n" /* r8 */ - " movq $0, -64(%rax)\n" /* r9 */ - " movq $0, -72(%rax)\n" /* rbp */ - " movq $0, -80(%rax)\n" /* rbx */ - " movq $0, -88(%rax)\n" /* r12 */ - " movq $0, -96(%rax)\n" /* r13 */ - " movq $0, -104(%rax)\n" /* r14 */ - " movq $0, -112(%rax)\n" /* r15 */ - " sub $112,%rax\n" - " ret\n" -); - -__asm__ ( -#if defined(APPLE) - ".text\n" - ".globl _raw_swapcontext\n" - "_raw_swapcontext:\n" -#elif defined(_WIN32) - ".text\n" - ".globl raw_swapcontext\n" - "raw_swapcontext:\n" -#else - ".text\n" - ".globl raw_swapcontext\n" - ".type raw_swapcontext,@function\n" - "raw_swapcontext:\n" /* Calling convention sets the arguments in rdi and rsi, respectively */ -#endif - " push %rdi\n" - " push %rsi\n" - " push %rdx\n" - " push %rcx\n" - " push %r8\n" - " push %r9\n" - " push %rbp\n" - " push %rbx\n" - " push %r12\n" - " push %r13\n" - " push %r14\n" - " push %r15\n" - " mov %rsp,(%rdi)\n" /* old */ - " mov %rsi,%rsp\n" /* new */ - " pop %r15\n" - " pop %r14\n" - " pop %r13\n" - " pop %r12\n" - " pop %rbx\n" - " pop %rbp\n" - " pop %r9\n" - " pop %r8\n" - " pop %rcx\n" - " pop %rdx\n" - " pop %rsi\n" - " pop %rdi\n" - " ret\n" -); -#elif PROCESSOR_i686 -__asm__ ( -#if defined(APPLE) || defined(_WIN32) - ".text\n" - ".globl _raw_makecontext\n" - "_raw_makecontext:\n" -#else - ".text\n" - ".globl raw_makecontext\n" - ".type raw_makecontext,@function\n" - "raw_makecontext:\n" -#endif - " movl 4(%esp),%eax\n" /* stack */ - " addl 8(%esp),%eax\n" /* size */ - " andl $-16, %eax\n" /* align stack */ - " movl 12(%esp),%ecx\n" /* func */ - " movl 16(%esp),%edx\n" /* arg */ - " movl %edx, -4(%eax)\n" - " movl $0, -8(%eax)\n" /* @return for func */ - " movl %ecx,-12(%eax)\n" - " movl $0, -16(%eax)\n" /* ebp */ - " movl $0, -20(%eax)\n" /* ebx */ - " movl $0, -24(%eax)\n" /* esi */ - " movl $0, -28(%eax)\n" /* edi */ - " subl $28,%eax\n" - " retl\n" -); - -__asm__ ( -#if defined(APPLE) || defined(_WIN32) - ".text\n" - ".globl _raw_swapcontext\n" - "_raw_swapcontext:\n" -#else - ".text\n" - ".globl raw_swapcontext\n" - ".type raw_swapcontext,@function\n" - "raw_swapcontext:\n" -#endif - " movl 4(%esp),%eax\n" /* old */ - " movl 8(%esp),%edx\n" /* new */ - " pushl %ebp\n" - " pushl %ebx\n" - " pushl %esi\n" - " pushl %edi\n" - " movl %esp,(%eax)\n" - " movl %edx,%esp\n" - " popl %edi\n" - " popl %esi\n" - " popl %ebx\n" - " popl %ebp\n" - " retl\n" -); -#else - - -/* If you implement raw contexts for other processors, don't forget to - update the definition of HAVE_RAWCTX in tools/cmake/CompleteInFiles.cmake */ - -raw_stack_t raw_makecontext(char* malloced_stack, int stack_size, - rawctx_entry_point_t entry_point, void* arg) { - THROW_UNIMPLEMENTED; -} - -void raw_swapcontext(raw_stack_t* old, raw_stack_t new_context) { - THROW_UNIMPLEMENTED; -} - -#endif - -XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(simix_context); - -#ifdef TIME_BENCH_PER_SR -#include "xbt/xbt_os_time.h" -#define NUM_THREADS 4 -static xbt_os_timer_t timer; -static double time_thread_sr[NUM_THREADS]; -static double time_thread_ssr[NUM_THREADS]; -static double time_wasted_sr = 0; -static double time_wasted_ssr = 0; -static unsigned int sr_count = 0; -static unsigned int ssr_count = 0; -static char new_sr = 0; -#endif - -#ifdef TIME_BENCH_ENTIRE_SRS -static unsigned int sr_count = 0; -static xbt_os_timer_t timer; -#endif - -static void smx_ctx_raw_wrapper(smx_ctx_raw_t context); -static int smx_ctx_raw_factory_finalize(smx_context_factory_t *factory); -static smx_context_t smx_ctx_raw_create_context(xbt_main_func_t code, int argc, - char **argv, void_pfn_smxprocess_t cleanup_func, smx_process_t process); -static void smx_ctx_raw_free(smx_context_t context); -static void smx_ctx_raw_wrapper(smx_ctx_raw_t context); -static void smx_ctx_raw_stop(smx_context_t context); -static void smx_ctx_raw_suspend_serial(smx_context_t context); -static void smx_ctx_raw_resume_serial(smx_process_t first_process); -#ifdef TIME_BENCH_PER_SR -static void smx_ctx_raw_runall_serial(xbt_dynar_t processes); -void smx_ctx_raw_new_sr(void); -#else -static void smx_ctx_raw_runall_serial(void); -#endif -static void smx_ctx_raw_suspend_parallel(smx_context_t context); -static void smx_ctx_raw_resume_parallel(smx_process_t first_process); -static void smx_ctx_raw_runall_parallel(void); -static void smx_ctx_raw_runall(void); - -/** - * \brief Initializes the raw context factory. - * \param factory where to initialize the factory - */ -void SIMIX_ctx_raw_factory_init(smx_context_factory_t *factory) -{ - - XBT_VERB("Using raw contexts. Because the glibc is just not good enough for us."); - smx_ctx_base_factory_init(factory); - - (*factory)->finalize = smx_ctx_raw_factory_finalize; - (*factory)->create_context = smx_ctx_raw_create_context; - /* Do not overload that method (*factory)->finalize */ - (*factory)->free = smx_ctx_raw_free; - (*factory)->stop = smx_ctx_raw_stop; - (*factory)->name = "smx_raw_context_factory"; - - if (SIMIX_context_is_parallel()) { -#ifdef CONTEXT_THREADS - int nthreads = SIMIX_context_get_nthreads(); - xbt_os_thread_key_create(&raw_worker_id_key); - raw_parmap = xbt_parmap_new(nthreads, SIMIX_context_get_parallel_mode()); - raw_workers_context = xbt_new(smx_ctx_raw_t, nthreads); - raw_maestro_context=NULL; - -#endif - if (SIMIX_context_get_parallel_threshold() > 1) { - /* choose dynamically */ - (*factory)->runall = smx_ctx_raw_runall; - (*factory)->suspend = NULL; - } - else { - /* always parallel */ - (*factory)->runall = smx_ctx_raw_runall_parallel; - (*factory)->suspend = smx_ctx_raw_suspend_parallel; - } - } - else { - /* always serial */ - (*factory)->runall = smx_ctx_raw_runall_serial; - (*factory)->suspend = smx_ctx_raw_suspend_serial; - } -#ifdef TIME_BENCH_ENTIRE_SRS - (*factory)->runall = smx_ctx_raw_runall; - (*factory)->suspend = NULL; - timer = xbt_os_timer_new(); -#endif - -#ifdef ADAPTIVE_THRESHOLD - round_time = xbt_os_timer_new(); - reached_seq_limit = 0; - reached_par_limit = 0; -#endif - -#ifdef TIME_BENCH_PER_SR - timer = xbt_os_timer_new(); -#endif -} - -/** - * \brief Finalizes the raw context factory. - * \param factory the raw context factory - */ -static int smx_ctx_raw_factory_finalize(smx_context_factory_t *factory) -{ -#ifdef TIME_BENCH_PER_SR - XBT_VERB("Total wasted time in %u SR: %f", sr_count, time_wasted_sr); - XBT_VERB("Total wasted time in %u SSR: %f", ssr_count, time_wasted_ssr); -#endif - -#ifdef CONTEXT_THREADS - if (raw_parmap) - xbt_parmap_destroy(raw_parmap); - xbt_free(raw_workers_context); -#endif - return smx_ctx_base_factory_finalize(factory); -} - -/** - * \brief Creates a new raw context. - * \param code main function of this context or NULL to create the maestro - * context - * \param argc argument number - * \param argv arguments to pass to the main function - * \param cleanup_func a function to call to free the user data when the - * context finished - * \param process SIMIX process - */ -static smx_context_t -smx_ctx_raw_create_context(xbt_main_func_t code, int argc, char **argv, - void_pfn_smxprocess_t cleanup_func, - smx_process_t process) -{ - - smx_ctx_raw_t context = - (smx_ctx_raw_t) smx_ctx_base_factory_create_context_sized( - sizeof(s_smx_ctx_raw_t), - code, - argc, - argv, - cleanup_func, - process); - - /* if the user provided a function for the process then use it, - otherwise it is the context for maestro */ - if (code) { - context->malloced_stack = (char*) SIMIX_context_stack_new(); - context->stack_top = - raw_makecontext(context->malloced_stack, - smx_context_usable_stack_size, - (void_f_pvoid_t)smx_ctx_raw_wrapper, context); - - } else { - if(process != NULL && raw_maestro_context==NULL) - raw_maestro_context = context; - - if(MC_is_active()) - MC_ignore_heap(&(raw_maestro_context->stack_top), sizeof(raw_maestro_context->stack_top)); - - } - - return (smx_context_t) context; -} - -/** - * \brief Destroys a raw context. - * \param context a raw context - */ -static void smx_ctx_raw_free(smx_context_t context) -{ - if (context) { - SIMIX_context_stack_delete(((smx_ctx_raw_t) context)->malloced_stack); - } - smx_ctx_base_free(context); -} - -/** - * \brief Wrapper for the main function of a context. - * \param context a raw context - */ -static void smx_ctx_raw_wrapper(smx_ctx_raw_t context) -{ - (context->super.code) (context->super.argc, context->super.argv); - - smx_ctx_raw_stop((smx_context_t) context); -} - -/** - * \brief Stops a raw context. - * - * This function is called when the main function of the context if finished. - * - * \param context the current context - */ -static void smx_ctx_raw_stop(smx_context_t context) -{ - smx_ctx_base_stop(context); - simix_global->context_factory->suspend(context); -} - -/** - * \brief Suspends a running context and resumes another one or returns to - * maestro. - * \param context the current context - */ -static void smx_ctx_raw_suspend_serial(smx_context_t context) -{ - /* determine the next context */ - smx_context_t next_context; - unsigned long int i; -#ifdef TIME_BENCH_PER_SR - i = ++raw_process_index; -#else - i = raw_process_index++; -#endif - if (i < xbt_dynar_length(simix_global->process_to_run)) { - /* execute the next process */ - XBT_DEBUG("Run next process"); - next_context = xbt_dynar_get_as( - simix_global->process_to_run, i, smx_process_t)->context; - } - else { - /* all processes were run, return to maestro */ - XBT_DEBUG("No more process to run"); - next_context = (smx_context_t) raw_maestro_context; - } - SIMIX_context_set_current(next_context); - raw_swapcontext(&((smx_ctx_raw_t) context)->stack_top, - ((smx_ctx_raw_t) next_context)->stack_top); -} - -/** - * \brief Resumes sequentially all processes ready to run. - * \param first_process the first process to resume - */ -static void smx_ctx_raw_resume_serial(smx_process_t first_process) -{ - smx_ctx_raw_t context = (smx_ctx_raw_t) first_process->context; - SIMIX_context_set_current((smx_context_t) context); - raw_swapcontext(&raw_maestro_context->stack_top, - ((smx_ctx_raw_t) context)->stack_top); -} - -#ifdef TIME_BENCH_PER_SR -static void smx_ctx_raw_runall_serial(xbt_dynar_t processes) -{ - smx_process_t process; - unsigned int cursor; - double elapsed = 0; - double tmax = 0; - unsigned long num_proc = xbt_dynar_length(simix_global->process_to_run); - unsigned int t=0; - unsigned int data_size = (num_proc / NUM_THREADS) + ((num_proc % NUM_THREADS) ? 1 : 0); - - ssr_count++; - time_thread_ssr[0] = 0; - xbt_dynar_foreach(processes, cursor, process){ - XBT_VERB("Schedule item %u of %lu",cursor,num_proc); - if(cursor >= t * data_size + data_size){ - if(time_thread_ssr[t] > tmax) - tmax = time_thread_ssr[t]; - t++; - time_thread_ssr[t] = 0; - } - - if(new_sr){ - ((smx_ctx_raw_t)process->context)->thread = t; - time_thread_sr[t] = 0; - } - - xbt_os_cputimer_start(timer); - smx_ctx_raw_resume_serial(process); - xbt_os_cputimer_stop(timer); - elapsed = xbt_os_timer_elapsed(timer); - time_thread_ssr[t] += elapsed; - time_thread_sr[((smx_ctx_raw_t)process->context)->thread] += elapsed; - } - - if(new_sr) - new_sr = FALSE; - - if(time_thread_ssr[t] > tmax) - tmax = time_thread_ssr[t]; - - for(cursor=0; cursor <= t; cursor++){ - XBT_VERB("Time SSR thread %u = %f (max %f)", cursor, time_thread_ssr[cursor], tmax); - time_wasted_ssr += tmax - time_thread_ssr[cursor]; - } -} - -void smx_ctx_raw_new_sr(void) -{ - int i; - double tmax = 0; - new_sr = TRUE; - sr_count++; - for(i=0; i < NUM_THREADS; i++){ - if(time_thread_sr[i] > tmax) - tmax = time_thread_sr[i]; - } - - for(i=0; i < NUM_THREADS; i++){ - XBT_CRITICAL("Time SR thread %u = %f (max %f)", i, time_thread_sr[i], tmax); - time_wasted_sr += tmax - time_thread_sr[i]; - } - - XBT_CRITICAL("Total time SR %u = %f, %d", sr_count, tmax, xbt_dynar_length(simix_global->process_that_ran)); - XBT_CRITICAL("New scheduling round"); -} -#else -/** - * \brief Resumes sequentially all processes ready to run. - */ -static void smx_ctx_raw_runall_serial(void) -{ - smx_process_t first_process = - xbt_dynar_get_as(simix_global->process_to_run, 0, smx_process_t); - raw_process_index = 1; - - /* execute the first process */ - smx_ctx_raw_resume_serial(first_process); -} -#endif - -/** - * \brief Suspends a running context and resumes another one or returns to - * the main function of the current worker thread. - * \param context the context of the current worker thread - */ -static void smx_ctx_raw_suspend_parallel(smx_context_t context) -{ -#ifdef CONTEXT_THREADS - /* determine the next context */ - smx_process_t next_work = (smx_process_t) xbt_parmap_next(raw_parmap); - smx_context_t next_context; - raw_stack_t next_stack; - - if (next_work != NULL) { - /* there is a next process to resume */ - XBT_DEBUG("Run next process"); - next_context = next_work->context; - next_stack = ((smx_ctx_raw_t) next_context)->stack_top; - } - else { - /* all processes were run, go to the barrier */ - XBT_DEBUG("No more processes to run"); - - unsigned long worker_id = - (unsigned long)(uintptr_t) xbt_os_thread_get_specific(raw_worker_id_key); - - next_context = (smx_context_t)raw_workers_context[worker_id]; - XBT_DEBUG("Restoring worker stack %lu (working threads = %lu)", - worker_id, raw_threads_working); - next_stack = ((smx_ctx_raw_t)next_context)->stack_top; - } - - SIMIX_context_set_current(next_context); - raw_swapcontext(&((smx_ctx_raw_t) context)->stack_top, next_stack); -#endif -} - -/** - * \brief Resumes sequentially in the current worker thread the processes ready - * to run. - * \param first_process the first process to resume - */ -static void smx_ctx_raw_resume_parallel(smx_process_t first_process) -{ -#ifdef CONTEXT_THREADS - unsigned long worker_id = __sync_fetch_and_add(&raw_threads_working, 1); - xbt_os_thread_set_specific(raw_worker_id_key, (void*)(uintptr_t) worker_id); - smx_ctx_raw_t worker_context = (smx_ctx_raw_t)SIMIX_context_self(); - raw_workers_context[worker_id] = worker_context; - XBT_DEBUG("Saving worker stack %lu", worker_id); - raw_stack_t* worker_stack = &(worker_context)->stack_top; - - - smx_context_t context = first_process->context; - SIMIX_context_set_current(context); - raw_swapcontext(worker_stack, ((smx_ctx_raw_t) context)->stack_top); -#endif -} - -/** - * \brief Resumes in parallel all processes ready to run. - */ -static void smx_ctx_raw_runall_parallel(void) -{ -#ifdef CONTEXT_THREADS - raw_threads_working = 0; - xbt_parmap_apply(raw_parmap, (void_f_pvoid_t) smx_ctx_raw_resume_parallel, - simix_global->process_to_run); -#else - xbt_die("You asked for a parallel execution, but you don't have any threads."); -#endif -} - -/** - * \brief Resumes all processes ready to run. - */ -#ifdef ADAPTIVE_THRESHOLD -static void smx_ctx_raw_runall(void) -{ - unsigned long nb_processes = xbt_dynar_length(simix_global->process_to_run); - unsigned long threshold = SIMIX_context_get_parallel_threshold(); - reached_seq_limit = (seq_sched_round % SCHED_ROUND_LIMIT == 0); - reached_par_limit = (par_sched_round % SCHED_ROUND_LIMIT == 0); - - if(reached_seq_limit && reached_par_limit){ - par_ratio = (par_proc_that_ran != 0) ? (par_time / (double)par_proc_that_ran) : 0; - seq_ratio = (seq_proc_that_ran != 0) ? (seq_time / (double)seq_proc_that_ran) : 0; - if(seq_ratio > par_ratio){ - if(nb_processes < avg_par_proc) { - threshold = (threshold>2) ? threshold - 1 : threshold ; - SIMIX_context_set_parallel_threshold(threshold); - } - } else { - if(nb_processes > avg_seq_proc){ - SIMIX_context_set_parallel_threshold(threshold+1); - } - } - } - - //XBT_CRITICAL("Thresh: %d", SIMIX_context_get_parallel_threshold()); - if (nb_processes >= SIMIX_context_get_parallel_threshold()) { - simix_global->context_factory->suspend = smx_ctx_raw_suspend_parallel; - if(nb_processes < par_window){ - par_sched_round++; - xbt_os_walltimer_start(round_time); - smx_ctx_raw_runall_parallel(); - xbt_os_walltimer_stop(round_time); - par_time += xbt_os_timer_elapsed(round_time); - - prev_avg_par_proc = avg_par_proc; - delta = nb_processes - avg_par_proc; - avg_par_proc = (par_sched_round==1) ? nb_processes : avg_par_proc + delta / (double) par_sched_round; - - if(par_sched_round>=2){ - s_par_proc = s_par_proc + (nb_processes - prev_avg_par_proc) * delta; - sd_par_proc = sqrt(s_par_proc / (par_sched_round-1)); - par_window = (int) (avg_par_proc + sd_par_proc); - }else{ - sd_par_proc = 0; - } - - par_proc_that_ran += nb_processes; - } else{ - smx_ctx_raw_runall_parallel(); - } - } else { - simix_global->context_factory->suspend = smx_ctx_raw_suspend_serial; - if(nb_processes > seq_window){ - seq_sched_round++; - xbt_os_walltimer_start(round_time); - smx_ctx_raw_runall_serial(); - xbt_os_walltimer_stop(round_time); - seq_time += xbt_os_timer_elapsed(round_time); - - prev_avg_seq_proc = avg_seq_proc; - delta = (nb_processes-avg_seq_proc); - avg_seq_proc = (seq_sched_round==1) ? nb_processes : avg_seq_proc + delta / (double) seq_sched_round; - - if(seq_sched_round>=2){ - s_seq_proc = s_seq_proc + (nb_processes - prev_avg_seq_proc)*delta; - sd_seq_proc = sqrt(s_seq_proc / (seq_sched_round-1)); - seq_window = (int) (avg_seq_proc - sd_seq_proc); - } else { - sd_seq_proc = 0; - } - - seq_proc_that_ran += nb_processes; - } else { - smx_ctx_raw_runall_serial(); - } - } -} - -#else - -static void smx_ctx_raw_runall(void) -{ -#ifdef TIME_BENCH_ENTIRE_SRS - sr_count++; - timer = xbt_os_timer_new(); - double elapsed = 0; -#endif - unsigned long nb_processes = xbt_dynar_length(simix_global->process_to_run); - if (SIMIX_context_is_parallel() - && (unsigned long) SIMIX_context_get_parallel_threshold() < nb_processes) { - XBT_DEBUG("Runall // %lu", nb_processes); - simix_global->context_factory->suspend = smx_ctx_raw_suspend_parallel; - - #ifdef TIME_BENCH_ENTIRE_SRS - xbt_os_walltimer_start(timer); - #endif - - smx_ctx_raw_runall_parallel(); - - #ifdef TIME_BENCH_ENTIRE_SRS - xbt_os_walltimer_stop(timer); - elapsed = xbt_os_timer_elapsed(timer); - #endif - } else { - XBT_DEBUG("Runall serial %lu", nb_processes); - simix_global->context_factory->suspend = smx_ctx_raw_suspend_serial; - - #ifdef TIME_BENCH_PER_SR - smx_ctx_raw_runall_serial(simix_global->process_to_run); - #else - - #ifdef TIME_BENCH_ENTIRE_SRS - xbt_os_walltimer_start(timer); - #endif - - smx_ctx_raw_runall_serial(); - - #ifdef TIME_BENCH_ENTIRE_SRS - xbt_os_walltimer_stop(timer); - elapsed = xbt_os_timer_elapsed(timer); - #endif - #endif - } - -#ifdef TIME_BENCH_ENTIRE_SRS - XBT_CRITICAL("Total time SR %u = %f, %d", sr_count, elapsed, nb_processes); -#endif -} -#endif