/* 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 <dlfcn.h>
-#include <fcntl.h>
-#include <spawn.h>
-#include <sys/stat.h>
-#include <sys/types.h>
-#include <sys/wait.h>
-
#include "mc/mc.h"
-#include "private.h"
-#include "private.hpp"
#include "simgrid/s4u/Mailbox.hpp"
-#include "smpi/smpi_shared_malloc.hpp"
-#include "simgrid/sg_config.h"
-#include "src/kernel/activity/SynchroComm.hpp"
-#include "src/mc/mc_record.h"
-#include "src/mc/mc_replay.h"
+#include "simgrid/s4u/Host.hpp"
#include "src/msg/msg_private.h"
#include "src/simix/smx_private.h"
#include "src/surf/surf_interface.hpp"
#include "src/smpi/SmpiHost.hpp"
-#include "surf/surf.h"
-#include "xbt/replay.hpp"
-#include <xbt/config.hpp>
+#include "xbt/config.hpp"
+#include "src/smpi/private.h"
+#include "src/smpi/smpi_coll.hpp"
+#include "src/smpi/smpi_comm.hpp"
+#include "src/smpi/smpi_group.hpp"
+#include "src/smpi/smpi_info.hpp"
+#include "src/smpi/smpi_process.hpp"
+#include <dlfcn.h>
+#include <fcntl.h>
+#include <sys/stat.h>
#include <float.h> /* DBL_MAX */
#include <fstream>
-#include <map>
-#include <stdint.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string>
-#include <utility>
-#include <vector>
-#include <memory>
#if HAVE_SENDFILE
#include <sys/sendfile.h>
#define RTLD_DEEPBIND 0
#endif
-/* Mac OSX does not have any header file providing that definition so we have to duplicate it here. Bummers. */
-extern char** environ; /* we use it in posix_spawnp below */
-
#if HAVE_PAPI
#include "papi.h"
const char* papi_default_config_name = "default";
void (*smpi_comm_copy_data_callback) (smx_activity_t, void*, size_t) = &smpi_comm_copy_buffer_callback;
-
-
int smpi_process_count()
{
return process_count;
simgrid::smpi::Process* smpi_process()
{
- simgrid::MsgActorExt* msgExt = static_cast<simgrid::MsgActorExt*>(SIMIX_process_self()->data);
+ smx_actor_t me = SIMIX_process_self();
+ if (me == nullptr) // This happens sometimes (eg, when linking against NS3 because it pulls openMPI...)
+ return nullptr;
+ simgrid::msg::ActorExt* msgExt = static_cast<simgrid::msg::ActorExt*>(me->data);
return static_cast<simgrid::smpi::Process*>(msgExt->data);
}
return smpi_process()->index();
}
+void * smpi_process_get_user_data(){
+ return smpi_process()->get_user_data();
+}
+
+void smpi_process_set_user_data(void *data){
+ return smpi_process()->set_user_data(data);
+}
+
int smpi_global_size()
{
void smpi_comm_copy_buffer_callback(smx_activity_t synchro, void *buff, size_t buff_size)
{
- simgrid::kernel::activity::Comm *comm = dynamic_cast<simgrid::kernel::activity::Comm*>(synchro);
+ simgrid::kernel::activity::CommImplPtr comm =
+ boost::dynamic_pointer_cast<simgrid::kernel::activity::CommImpl>(synchro);
int src_shared = 0;
int dst_shared = 0;
size_t src_offset = 0;
XBT_DEBUG("Privatization : We are copying from a zone inside global memory... Saving data to temp buffer !");
smpi_switch_data_segment(
- (static_cast<simgrid::smpi::Process*>((static_cast<simgrid::MsgActorExt*>(comm->src_proc->data)->data))->index()));
+ static_cast<simgrid::smpi::Process*>((static_cast<simgrid::msg::ActorExt*>(comm->src_proc->data)->data))
+ ->index());
tmpbuff = static_cast<void*>(xbt_malloc(buff_size));
memcpy_private(tmpbuff, buff, private_blocks);
}
&& ((char*)comm->dst_buff < smpi_start_data_exe + smpi_size_data_exe )){
XBT_DEBUG("Privatization : We are copying to a zone inside global memory - Switch data segment");
smpi_switch_data_segment(
- (static_cast<simgrid::smpi::Process*>((static_cast<simgrid::MsgActorExt*>(comm->dst_proc->data)->data))->index()));
+ static_cast<simgrid::smpi::Process*>((static_cast<simgrid::msg::ActorExt*>(comm->dst_proc->data)->data))
+ ->index());
}
XBT_DEBUG("Copying %zu bytes from %p to %p", buff_size, tmpbuff,comm->dst_buff);
memcpy_private(comm->dst_buff, tmpbuff, private_blocks);
{
MPI_Group group;
- if (!MC_is_active()) {
+ if (not MC_is_active()) {
global_timer = xbt_os_timer_new();
xbt_os_walltimer_start(global_timer);
}
- if (xbt_cfg_get_string("smpi/comp-adjustment-file")[0] != '\0') {
+ if (xbt_cfg_get_string("smpi/comp-adjustment-file")[0] != '\0') {
std::string filename {xbt_cfg_get_string("smpi/comp-adjustment-file")};
std::ifstream fstream(filename);
- if (!fstream.is_open()) {
+ if (not fstream.is_open()) {
xbt_die("Could not open file %s. Does it exist?", filename.c_str());
}
MPI_COMM_WORLD = MPI_COMM_NULL;
- if (!MC_is_active()) {
+ if (not MC_is_active()) {
xbt_os_timer_free(global_timer);
}
else
xbt_die("Invalid value for smpi/privatization: '%s'", smpi_privatize_option);
+#if defined(__FreeBSD__)
+ if (smpi_privatize_global_variables == SMPI_PRIVATIZE_MMAP) {
+ XBT_INFO("Mixing mmap privatization is broken on FreeBSD, switching to dlopen privatization instead.");
+ smpi_privatize_global_variables = SMPI_PRIVATIZE_DLOPEN;
+ }
+#endif
+
if (smpi_cpu_threshold < 0)
smpi_cpu_threshold = DBL_MAX;
char* val = xbt_cfg_get_string("smpi/shared-malloc");
- if (!strcasecmp(val, "yes") || !strcmp(val, "1") || !strcasecmp(val, "on") || !strcasecmp(val, "global")) {
+ if (not strcasecmp(val, "yes") || not strcmp(val, "1") || not strcasecmp(val, "on") ||
+ not strcasecmp(val, "global")) {
smpi_cfg_shared_malloc = shmalloc_global;
- } else if (!strcasecmp(val, "local")) {
+ } else if (not strcasecmp(val, "local")) {
smpi_cfg_shared_malloc = shmalloc_local;
- } else if (!strcasecmp(val, "no") || !strcmp(val, "0") || !strcasecmp(val, "off")) {
+ } else if (not strcasecmp(val, "no") || not strcmp(val, "0") || not strcasecmp(val, "off")) {
smpi_cfg_shared_malloc = shmalloc_none;
} else {
xbt_die("Invalid value '%s' for option smpi/shared-malloc. Possible values: 'on' or 'global', 'local', 'off'",
static int smpi_run_entry_point(smpi_entry_point_type entry_point, std::vector<std::string> args)
{
+ char noarg[] = {'\0'};
const int argc = args.size();
std::unique_ptr<char*[]> argv(new char*[argc + 1]);
for (int i = 0; i != argc; ++i)
- argv[i] = args[i].empty() ? const_cast<char*>(""): &args[i].front();
+ argv[i] = args[i].empty() ? noarg : &args[i].front();
argv[argc] = nullptr;
int res = entry_point(argc, argv.get());
SIMIX_create_environment(argv[1]);
SIMIX_comm_set_copy_data_callback(smpi_comm_copy_buffer_callback);
- static std::size_t rank = 0;
-
smpi_init_options();
if (smpi_privatize_global_variables == SMPI_PRIVATIZE_DLOPEN) {
struct stat fdin_stat;
stat(executable_copy.c_str(), &fdin_stat);
off_t fdin_size = fdin_stat.st_size;
+ static std::size_t rank = 0;
simix_global->default_function = [executable_copy, fdin_size](std::vector<std::string> args) {
return std::function<void()>([executable_copy, fdin_size, args] {
// Load the copy and resolve the entry point:
void* handle = dlopen(target_executable.c_str(), RTLD_LAZY | RTLD_LOCAL | RTLD_DEEPBIND);
- unlink(target_executable.c_str());
+ if (xbt_cfg_get_boolean("smpi/keep-temps") == false)
+ unlink(target_executable.c_str());
if (handle == nullptr)
xbt_die("dlopen failed: %s (errno: %d -- %s)", dlerror(), errno, strerror(errno));
smpi_entry_point_type entry_point = smpi_resolve_function(handle);
- if (!entry_point)
+ if (not entry_point)
xbt_die("Could not resolve entry point");
smpi_run_entry_point(entry_point, args);
if (handle == nullptr)
xbt_die("dlopen failed for %s: %s (errno: %d -- %s)", executable, dlerror(), errno, strerror(errno));
smpi_entry_point_type entry_point = smpi_resolve_function(handle);
- if (!entry_point)
+ if (not entry_point)
xbt_die("main not found in %s", executable);
// TODO, register the executable for SMPI privatization
if (MC_is_active()) {
MC_run();
} else {
-
+
SIMIX_run();
xbt_os_walltimer_stop(global_timer);
"The simulation took %g seconds (after parsing and platform setup)\n"
"%g seconds were actual computation of the application",
SIMIX_get_clock(), global_time , smpi_total_benched_time);
-
+
if (smpi_total_benched_time/global_time>=0.75)
XBT_INFO("More than 75%% of the time was spent inside the application code.\n"
"You may want to use sampling functions or trace replay to reduce this.");
}
}
int count = smpi_process_count();
- int i, ret=0;
- for (i = 0; i < count; i++) {
+ int ret = 0;
+ for (int i = 0; i < count; i++) {
if(process_data[i]->return_value()!=0){
ret=process_data[i]->return_value();//return first non 0 value
break;
}
void smpi_mpi_init() {
- if(smpi_init_sleep > 0)
+ if(smpi_init_sleep > 0)
simcall_process_sleep(smpi_init_sleep);
}
// }
// because the time will not normally advance when only calls to MPI_Wtime
// are made -> deadlock (MPI_Wtime never reaches the time limit)
- if(smpi_wtime_sleep > 0)
+ if(smpi_wtime_sleep > 0)
simcall_process_sleep(smpi_wtime_sleep);
smpi_bench_begin();
} else {