-#include "private.h"
+/* Copyright (c) 2008-2014. 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 <assert.h>
+
+#include "mc_request.h"
+#include "mc_safety.h"
+#include "mc_private.h"
+#include "mc_smx.h"
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(mc_request, mc,
"Logging specific to MC (request)");
-static char* pointer_to_string(void* pointer);
+static char *pointer_to_string(void *pointer);
+static char *buff_size_to_string(size_t size);
-int MC_request_depend(smx_req_t r1, smx_req_t r2)
+// Those are MC_state_get_internal_request(state)
+int MC_request_depend(smx_simcall_t r1, smx_simcall_t r2)
{
- if(_surf_do_model_check == 2)
+ if (mc_reduce_kind == e_mc_reduce_none)
return TRUE;
if (r1->issuer == r2->issuer)
return FALSE;
- if(r1->call == REQ_COMM_ISEND && r2->call == REQ_COMM_IRECV)
+ /* Wait with timeout transitions are not considered by the independance theorem, thus we consider them as dependant with all other transitions */
+ if ((r1->call == SIMCALL_COMM_WAIT && simcall_comm_wait__get__timeout(r1) > 0)
+ || (r2->call == SIMCALL_COMM_WAIT
+ && simcall_comm_wait__get__timeout(r2) > 0))
+ return TRUE;
+
+ if (r1->call == SIMCALL_COMM_ISEND && r2->call == SIMCALL_COMM_IRECV)
return FALSE;
- if(r1->call == REQ_COMM_IRECV && r2->call == REQ_COMM_ISEND)
+ if (r1->call == SIMCALL_COMM_IRECV && r2->call == SIMCALL_COMM_ISEND)
return FALSE;
- if( (r1->call == REQ_COMM_ISEND || r1->call == REQ_COMM_IRECV)
- && r2->call == REQ_COMM_WAIT){
+ // Those are internal requests, we do not need indirection
+ // because those objects are copies:
+ smx_synchro_t synchro1, synchro2;
+ if (r1->call == SIMCALL_COMM_WAIT) {
+ synchro1 = simcall_comm_wait__get__comm(r1);
+ }
+ if (r2->call == SIMCALL_COMM_WAIT) {
+ synchro2 = simcall_comm_wait__get__comm(r2);
+ }
+ if (r1->call == SIMCALL_COMM_TEST) {
+ synchro1 = simcall_comm_test__get__comm(r1);
+ }
+ if (r2->call == SIMCALL_COMM_TEST) {
+ synchro2 = simcall_comm_test__get__comm(r2);
+ }
- if(r2->comm_wait.comm->comm.rdv == NULL)
- return FALSE;
+ if ((r1->call == SIMCALL_COMM_ISEND || r1->call == SIMCALL_COMM_IRECV)
+ && r2->call == SIMCALL_COMM_WAIT) {
- smx_rdv_t rdv = r1->call == REQ_COMM_ISEND ? r1->comm_isend.rdv : r1->comm_irecv.rdv;
+ smx_rdv_t rdv =
+ r1->call ==
+ SIMCALL_COMM_ISEND ? simcall_comm_isend__get__rdv(r1) :
+ simcall_comm_irecv__get__rdv(r1);
- if(r2->comm_wait.comm->comm.rdv != rdv)
+ if (rdv != synchro2->comm.rdv_cpy
+ && simcall_comm_wait__get__timeout(r2) <= 0)
return FALSE;
- if(r2->comm_wait.comm->comm.type == SIMIX_COMM_SEND && r1->call == REQ_COMM_ISEND)
+ if ((r1->issuer != synchro2->comm.src_proc)
+ && (r1->issuer != synchro2->comm.dst_proc)
+ && simcall_comm_wait__get__timeout(r2) <= 0)
return FALSE;
- if(r2->comm_wait.comm->comm.type == SIMIX_COMM_RECEIVE && r1->call == REQ_COMM_IRECV)
+ if ((r1->call == SIMCALL_COMM_ISEND)
+ && (synchro2->comm.type == SIMIX_COMM_SEND)
+ && (synchro2->comm.src_buff !=
+ simcall_comm_isend__get__src_buff(r1))
+ && simcall_comm_wait__get__timeout(r2) <= 0)
+ return FALSE;
+
+ if ((r1->call == SIMCALL_COMM_IRECV)
+ && (synchro2->comm.type == SIMIX_COMM_RECEIVE)
+ && (synchro2->comm.dst_buff != simcall_comm_irecv__get__dst_buff(r1))
+ && simcall_comm_wait__get__timeout(r2) <= 0)
return FALSE;
}
- if( (r2->call == REQ_COMM_ISEND || r2->call == REQ_COMM_IRECV)
- && r1->call == REQ_COMM_WAIT){
+ if ((r2->call == SIMCALL_COMM_ISEND || r2->call == SIMCALL_COMM_IRECV)
+ && r1->call == SIMCALL_COMM_WAIT) {
- if(r1->comm_wait.comm->comm.rdv != NULL)
- return FALSE;
+ smx_rdv_t rdv =
+ r2->call ==
+ SIMCALL_COMM_ISEND ? simcall_comm_isend__get__rdv(r2) :
+ simcall_comm_irecv__get__rdv(r2);
- smx_rdv_t rdv = r2->call == REQ_COMM_ISEND ? r2->comm_isend.rdv : r2->comm_irecv.rdv;
+ if (rdv != synchro1->comm.rdv_cpy
+ && simcall_comm_wait__get__timeout(r1) <= 0)
+ return FALSE;
- if(r1->comm_wait.comm->comm.rdv != rdv)
+ if ((r2->issuer != synchro1->comm.src_proc)
+ && (r2->issuer != synchro1->comm.dst_proc)
+ && simcall_comm_wait__get__timeout(r1) <= 0)
return FALSE;
- if(r1->comm_wait.comm->comm.type == SIMIX_COMM_SEND && r2->call == REQ_COMM_ISEND)
+ if ((r2->call == SIMCALL_COMM_ISEND)
+ && (synchro1->comm.type == SIMIX_COMM_SEND)
+ && (synchro1->comm.src_buff !=
+ simcall_comm_isend__get__src_buff(r2))
+ && simcall_comm_wait__get__timeout(r1) <= 0)
return FALSE;
- if(r1->comm_wait.comm->comm.type == SIMIX_COMM_RECEIVE && r2->call == REQ_COMM_IRECV)
+ if ((r2->call == SIMCALL_COMM_IRECV)
+ && (synchro1->comm.type == SIMIX_COMM_RECEIVE)
+ && (synchro1->comm.dst_buff !=
+ simcall_comm_irecv__get__dst_buff(r2))
+ && simcall_comm_wait__get__timeout(r1) <= 0)
return FALSE;
}
/* FIXME: the following rule assumes that the result of the
* isend/irecv call is not stored in a buffer used in the
* test call. */
- if( (r1->call == REQ_COMM_ISEND || r1->call == REQ_COMM_IRECV)
- && r2->call == REQ_COMM_TEST)
- return FALSE;
+ /*if( (r1->call == SIMCALL_COMM_ISEND || r1->call == SIMCALL_COMM_IRECV)
+ && r2->call == SIMCALL_COMM_TEST)
+ return FALSE; */
/* FIXME: the following rule assumes that the result of the
* isend/irecv call is not stored in a buffer used in the
* test call.*/
- if( (r2->call == REQ_COMM_ISEND || r2->call == REQ_COMM_IRECV)
- && r1->call == REQ_COMM_TEST)
- return FALSE;
+ /*if( (r2->call == SIMCALL_COMM_ISEND || r2->call == SIMCALL_COMM_IRECV)
+ && r1->call == SIMCALL_COMM_TEST)
+ return FALSE; */
- if(r1->call == REQ_COMM_ISEND && r2->call == REQ_COMM_ISEND
- && r1->comm_isend.rdv != r2->comm_isend.rdv)
+ if (r1->call == SIMCALL_COMM_ISEND && r2->call == SIMCALL_COMM_ISEND
+ && simcall_comm_isend__get__rdv(r1) != simcall_comm_isend__get__rdv(r2))
return FALSE;
- if(r1->call == REQ_COMM_IRECV && r2->call == REQ_COMM_IRECV
- && r1->comm_irecv.rdv != r2->comm_irecv.rdv)
+ if (r1->call == SIMCALL_COMM_IRECV && r2->call == SIMCALL_COMM_IRECV
+ && simcall_comm_irecv__get__rdv(r1) != simcall_comm_irecv__get__rdv(r2))
return FALSE;
- if(r1->call == REQ_COMM_WAIT && (r2->call == REQ_COMM_WAIT || r2->call == REQ_COMM_TEST)
- && (r1->comm_wait.comm->comm.src_proc == NULL
- || r1->comm_wait.comm->comm.dst_proc == NULL))
+ if (r1->call == SIMCALL_COMM_WAIT
+ && (r2->call == SIMCALL_COMM_WAIT || r2->call == SIMCALL_COMM_TEST)
+ && (synchro1->comm.src_proc == NULL || synchro1->comm.dst_proc == NULL))
return FALSE;
- if(r2->call == REQ_COMM_WAIT && (r1->call == REQ_COMM_WAIT || r1->call == REQ_COMM_TEST)
- && (r2->comm_wait.comm->comm.src_proc == NULL
- || r2->comm_wait.comm->comm.dst_proc == NULL))
- return FALSE;
+ if (r2->call == SIMCALL_COMM_WAIT
+ && (r1->call == SIMCALL_COMM_WAIT || r1->call == SIMCALL_COMM_TEST)
+ && (synchro2->comm.src_proc == NULL || synchro2->comm.dst_proc == NULL))
+ return FALSE;
- if(r1->call == REQ_COMM_WAIT && r2->call == REQ_COMM_WAIT
- && r1->comm_wait.comm->comm.src_buff == r2->comm_wait.comm->comm.src_buff
- && r1->comm_wait.comm->comm.dst_buff == r2->comm_wait.comm->comm.dst_buff)
+ if (r1->call == SIMCALL_COMM_WAIT && r2->call == SIMCALL_COMM_WAIT
+ && synchro1->comm.src_buff == synchro2->comm.src_buff
+ && synchro2->comm.dst_buff == synchro2->comm.dst_buff)
return FALSE;
- if (r1->call == REQ_COMM_WAIT && r2->call == REQ_COMM_WAIT
- && r1->comm_wait.comm->comm.src_buff != NULL
- && r1->comm_wait.comm->comm.dst_buff != NULL
- && r2->comm_wait.comm->comm.src_buff != NULL
- && r2->comm_wait.comm->comm.dst_buff != NULL
- && r1->comm_wait.comm->comm.dst_buff != r2->comm_wait.comm->comm.src_buff
- && r1->comm_wait.comm->comm.dst_buff != r2->comm_wait.comm->comm.dst_buff
- && r2->comm_wait.comm->comm.dst_buff != r1->comm_wait.comm->comm.src_buff)
+ if (r1->call == SIMCALL_COMM_WAIT && r2->call == SIMCALL_COMM_WAIT
+ && synchro1->comm.src_buff != NULL
+ && synchro1->comm.dst_buff != NULL
+ && synchro2->comm.src_buff != NULL
+ && synchro2->comm.dst_buff != NULL
+ && synchro1->comm.dst_buff != synchro2->comm.src_buff
+ && synchro1->comm.dst_buff != synchro2->comm.dst_buff
+ && synchro2->comm.dst_buff != synchro1->comm.src_buff)
return FALSE;
- if(r1->call == REQ_COMM_TEST &&
- (r1->comm_test.comm == NULL
- || r1->comm_test.comm->comm.src_buff == NULL
- || r1->comm_test.comm->comm.dst_buff == NULL))
+ if (r1->call == SIMCALL_COMM_TEST &&
+ (simcall_comm_test__get__comm(r1) == NULL
+ || synchro1->comm.src_buff == NULL
+ || synchro1->comm.dst_buff == NULL))
return FALSE;
- if(r2->call == REQ_COMM_TEST &&
- (r2->comm_test.comm == NULL
- || r2->comm_test.comm->comm.src_buff == NULL
- || r2->comm_test.comm->comm.dst_buff == NULL))
+ if (r2->call == SIMCALL_COMM_TEST &&
+ (simcall_comm_test__get__comm(r2) == NULL
+ || synchro2->comm.src_buff == NULL
+ || synchro2->comm.dst_buff == NULL))
return FALSE;
- if(r1->call == REQ_COMM_TEST && r2->call == REQ_COMM_WAIT
- && r1->comm_test.comm->comm.src_buff == r2->comm_wait.comm->comm.src_buff
- && r1->comm_test.comm->comm.dst_buff == r2->comm_wait.comm->comm.dst_buff)
+ if (r1->call == SIMCALL_COMM_TEST && r2->call == SIMCALL_COMM_WAIT
+ && synchro1->comm.src_buff == synchro2->comm.src_buff
+ && synchro1->comm.dst_buff == synchro2->comm.dst_buff)
return FALSE;
- if(r1->call == REQ_COMM_WAIT && r2->call == REQ_COMM_TEST
- && r1->comm_wait.comm->comm.src_buff == r2->comm_test.comm->comm.src_buff
- && r1->comm_wait.comm->comm.dst_buff == r2->comm_test.comm->comm.dst_buff)
+ if (r1->call == SIMCALL_COMM_WAIT && r2->call == SIMCALL_COMM_TEST
+ && synchro1->comm.src_buff == synchro2->comm.src_buff
+ && synchro1->comm.dst_buff == synchro2->comm.dst_buff)
return FALSE;
- if (r1->call == REQ_COMM_WAIT && r2->call == REQ_COMM_TEST
- && r1->comm_wait.comm->comm.src_buff != NULL
- && r1->comm_wait.comm->comm.dst_buff != NULL
- && r2->comm_test.comm->comm.src_buff != NULL
- && r2->comm_test.comm->comm.dst_buff != NULL
- && r1->comm_wait.comm->comm.dst_buff != r2->comm_test.comm->comm.src_buff
- && r1->comm_wait.comm->comm.dst_buff != r2->comm_test.comm->comm.dst_buff
- && r2->comm_test.comm->comm.dst_buff != r1->comm_wait.comm->comm.src_buff)
+ if (r1->call == SIMCALL_COMM_WAIT && r2->call == SIMCALL_COMM_TEST
+ && synchro1->comm.src_buff != NULL
+ && synchro1->comm.dst_buff != NULL
+ && synchro2->comm.src_buff != NULL
+ && synchro2->comm.dst_buff != NULL
+ && synchro1->comm.dst_buff != synchro2->comm.src_buff
+ && synchro1->comm.dst_buff != synchro2->comm.dst_buff
+ && synchro2->comm.dst_buff != synchro1->comm.src_buff)
return FALSE;
- if (r1->call == REQ_COMM_TEST && r2->call == REQ_COMM_WAIT
- && r1->comm_test.comm->comm.src_buff != NULL
- && r1->comm_test.comm->comm.dst_buff != NULL
- && r2->comm_wait.comm->comm.src_buff != NULL
- && r2->comm_wait.comm->comm.dst_buff != NULL
- && r1->comm_test.comm->comm.dst_buff != r2->comm_wait.comm->comm.src_buff
- && r1->comm_test.comm->comm.dst_buff != r2->comm_wait.comm->comm.dst_buff
- && r2->comm_wait.comm->comm.dst_buff != r1->comm_test.comm->comm.src_buff)
- return FALSE;
+ if (r1->call == SIMCALL_COMM_TEST && r2->call == SIMCALL_COMM_WAIT
+ && synchro1->comm.src_buff != NULL
+ && synchro1->comm.dst_buff != NULL
+ && synchro2->comm.src_buff != NULL
+ && synchro2->comm.dst_buff != NULL
+ && synchro1->comm.dst_buff != synchro2->comm.src_buff
+ && synchro1->comm.dst_buff != synchro2->comm.dst_buff
+ && synchro2->comm.dst_buff != synchro1->comm.src_buff)
+ return FALSE;
return TRUE;
}
-static char* pointer_to_string(void* pointer) {
+static char *pointer_to_string(void *pointer)
+{
if (XBT_LOG_ISENABLED(mc_request, xbt_log_priority_verbose))
return bprintf("%p", pointer);
return xbt_strdup("(verbose only)");
}
-char *MC_request_to_string(smx_req_t req, int value)
+static char *buff_size_to_string(size_t buff_size)
+{
+
+ if (XBT_LOG_ISENABLED(mc_request, xbt_log_priority_verbose))
+ return bprintf("%zu", buff_size);
+
+ return xbt_strdup("(verbose only)");
+}
+
+
+char *MC_request_to_string(smx_simcall_t req, int value, e_mc_request_type_t request_type)
{
- char *type = NULL, *args = NULL, *str = NULL, *p = NULL;
- smx_action_t act = NULL;
- size_t size = 0;
-
- switch(req->call){
- case REQ_COMM_ISEND:
- type = xbt_strdup("iSend");
- p = pointer_to_string(req->comm_isend.src_buff);
- args = bprintf("src=%s, buff=%s, size=%zu", req->issuer->name,
- p, req->comm_isend.src_buff_size);
- break;
- case REQ_COMM_IRECV:
- size = req->comm_irecv.dst_buff_size ? *req->comm_irecv.dst_buff_size : 0;
- type = xbt_strdup("iRecv");
- p = pointer_to_string(req->comm_irecv.dst_buff);
- args = bprintf("dst=%s, buff=%s, size=%zu", req->issuer->name,
- p, size);
- break;
- case REQ_COMM_WAIT:
- act = req->comm_wait.comm;
- if(value == -1){
- type = xbt_strdup("WaitTimeout");
- p = pointer_to_string(act);
- args = bprintf("comm=%p", p);
- }else{
- type = xbt_strdup("Wait");
- p = pointer_to_string(act);
- args = bprintf("comm=%s [(%lu)%s -> (%lu)%s]", p,
- act->comm.src_proc ? act->comm.src_proc->pid : 0,
- act->comm.src_proc ? act->comm.src_proc->name : "",
- act->comm.dst_proc ? act->comm.dst_proc->pid : 0,
- act->comm.dst_proc ? act->comm.dst_proc->name : "");
- }
- break;
- case REQ_COMM_TEST:
- act = req->comm_test.comm;
- if(act->comm.src_proc == NULL || act->comm.src_proc == NULL){
- type = xbt_strdup("Test FALSE");
- p = pointer_to_string(act);
- args = bprintf("comm=%s", p);
- }else{
- type = xbt_strdup("Test TRUE");
- p = pointer_to_string(act);
- args = bprintf("comm=%s [(%lu)%s -> (%lu)%s]", p,
- act->comm.src_proc ? act->comm.src_proc->pid : 0,
- act->comm.src_proc ? act->comm.src_proc->name : "",
- act->comm.dst_proc ? act->comm.dst_proc->pid : 0,
- act->comm.dst_proc ? act->comm.dst_proc->name : "");
- }
- break;
-
- case REQ_COMM_WAITANY:
- type = xbt_strdup("WaitAny");
- p = pointer_to_string(xbt_dynar_get_as(req->comm_waitany.comms, value, smx_action_t));
- args = bprintf("comm=%s (%d of %lu)", p,
- value+1, xbt_dynar_length(req->comm_waitany.comms));
- break;
-
- case REQ_COMM_TESTANY:
- if(value == -1){
- type = xbt_strdup("TestAny FALSE");
- args = xbt_strdup("-");
- }else{
- type = xbt_strdup("TestAny");
- args = bprintf("(%d of %lu)", value+1, xbt_dynar_length(req->comm_testany.comms));
- }
- break;
-
- default:
- THROW_UNIMPLEMENTED;
+ bool use_remote_comm;
+ switch(request_type) {
+ case MC_REQUEST_SIMIX:
+ use_remote_comm = true;
+ break;
+ case MC_REQUEST_EXECUTED:
+ case MC_REQUEST_INTERNAL:
+ use_remote_comm = false;
+ break;
+ }
+
+ const char* type = NULL;
+ char *args = NULL;
+
+ smx_process_t issuer = MC_smx_simcall_get_issuer(req);
+
+ switch (req->call) {
+
+ case SIMCALL_COMM_ISEND: {
+ type = "iSend";
+ char* p = pointer_to_string(simcall_comm_isend__get__src_buff(req));
+ char* bs = buff_size_to_string(simcall_comm_isend__get__src_buff_size(req));
+ if (issuer->smx_host)
+ args =
+ bprintf("src=(%lu)%s (%s), buff=%s, size=%s", issuer->pid,
+ MC_smx_process_get_host_name(issuer),
+ MC_smx_process_get_name(issuer),
+ p, bs);
+ else
+ args =
+ bprintf("src=(%lu)%s, buff=%s, size=%s", issuer->pid,
+ MC_smx_process_get_name(issuer), p, bs);
+ xbt_free(bs);
+ xbt_free(p);
+ break;
+ }
+
+ case SIMCALL_COMM_IRECV: {
+ size_t* remote_size = simcall_comm_irecv__get__dst_buff_size(req);
+
+ // size_t size = size_pointer ? *size_pointer : 0;
+ size_t size = 0;
+ if (remote_size)
+ MC_process_read_simple(&mc_model_checker->process, &size,
+ remote_size, sizeof(size));
+
+ type = "iRecv";
+ char* p = pointer_to_string(simcall_comm_irecv__get__dst_buff(req));
+ char* bs = buff_size_to_string(size);
+ if (issuer->smx_host)
+ args =
+ bprintf("dst=(%lu)%s (%s), buff=%s, size=%s", issuer->pid,
+ MC_smx_process_get_host_name(issuer),
+ MC_smx_process_get_name(issuer),
+ p, bs);
+ else
+ args =
+ bprintf("dst=(%lu)%s, buff=%s, size=%s", issuer->pid,
+ MC_smx_process_get_name(issuer),
+ p, bs);
+ xbt_free(bs);
+ xbt_free(p);
+ break;
}
- str = bprintf("[(%lu)%s] %s (%s)", req->issuer->pid ,req->issuer->name, type, args);
- xbt_free(type);
+ case SIMCALL_COMM_WAIT: {
+ smx_synchro_t remote_act = simcall_comm_wait__get__comm(req);
+ char* p;
+ if (value == -1) {
+ type = "WaitTimeout";
+ p = pointer_to_string(remote_act);
+ args = bprintf("comm=%s", p);
+ } else {
+ type = "Wait";
+ p = pointer_to_string(remote_act);
+
+ s_smx_synchro_t synchro;
+ smx_synchro_t act;
+ if (use_remote_comm) {
+ MC_process_read_simple(&mc_model_checker->process, &synchro,
+ remote_act, sizeof(synchro));
+ act = &synchro;
+ } else
+ act = remote_act;
+
+ smx_process_t src_proc = MC_smx_resolve_process(act->comm.src_proc);
+ smx_process_t dst_proc = MC_smx_resolve_process(act->comm.dst_proc);
+ args = bprintf("comm=%s [(%lu)%s (%s)-> (%lu)%s (%s)]", p,
+ src_proc ? src_proc->pid : 0,
+ src_proc ? MC_smx_process_get_host_name(src_proc) : "",
+ src_proc ? MC_smx_process_get_name(src_proc) : "",
+ dst_proc ? dst_proc->pid : 0,
+ dst_proc ? MC_smx_process_get_host_name(dst_proc) : "",
+ dst_proc ? MC_smx_process_get_name(dst_proc) : "");
+ }
+ xbt_free(p);
+ break;
+ }
+
+ case SIMCALL_COMM_TEST: {
+ smx_synchro_t remote_act = simcall_comm_test__get__comm(req);
+ s_smx_synchro_t synchro;
+ smx_synchro_t act;
+ if (use_remote_comm) {
+ MC_process_read_simple(&mc_model_checker->process, &synchro,
+ remote_act, sizeof(synchro));
+ act = &synchro;
+ } else
+ act = remote_act;
+
+ char* p;
+ if (act->comm.src_proc == NULL || act->comm.dst_proc == NULL) {
+ type = "Test FALSE";
+ p = pointer_to_string(remote_act);
+ args = bprintf("comm=%s", p);
+ } else {
+ type = "Test TRUE";
+ p = pointer_to_string(remote_act);
+
+ smx_process_t src_proc = MC_smx_resolve_process(act->comm.src_proc);
+ smx_process_t dst_proc = MC_smx_resolve_process(act->comm.dst_proc);
+ args = bprintf("comm=%s [(%lu)%s (%s) -> (%lu)%s (%s)]", p,
+ src_proc->pid,
+ MC_smx_process_get_name(src_proc),
+ MC_smx_process_get_host_name(src_proc),
+ dst_proc->pid,
+ MC_smx_process_get_name(dst_proc),
+ MC_smx_process_get_host_name(dst_proc));
+ }
+ xbt_free(p);
+ break;
+ }
+
+ case SIMCALL_COMM_WAITANY: {
+ type = "WaitAny";
+ s_xbt_dynar_t comms;
+ MC_process_read_simple(&mc_model_checker->process,
+ &comms, simcall_comm_waitany__get__comms(req), sizeof(comms));
+ if (!xbt_dynar_is_empty(&comms)) {
+ smx_synchro_t remote_sync;
+ MC_process_read_dynar_element(&mc_model_checker->process,
+ &remote_sync, simcall_comm_waitany__get__comms(req), value,
+ sizeof(remote_sync));
+ char* p = pointer_to_string(remote_sync);
+ args = bprintf("comm=%s (%d of %lu)",
+ p, value + 1, xbt_dynar_length(&comms));
+ xbt_free(p);
+ } else {
+ args = bprintf("comm at idx %d", value);
+ }
+ break;
+ }
+
+ case SIMCALL_COMM_TESTANY:
+ if (value == -1) {
+ type = "TestAny FALSE";
+ args = xbt_strdup("-");
+ } else {
+ type = "TestAny";
+ args =
+ bprintf("(%d of %lu)", value + 1,
+ MC_process_read_dynar_length(&mc_model_checker->process,
+ simcall_comm_testany__get__comms(req)));
+ }
+ break;
+
+ case SIMCALL_MUTEX_LOCK: {
+ type = "Mutex LOCK";
+
+ s_smx_mutex_t mutex;
+ MC_process_read_simple(&mc_model_checker->process, &mutex,
+ simcall_mutex_lock__get__mutex(req), sizeof(mutex));
+ s_xbt_swag_t mutex_sleeping;
+ MC_process_read_simple(&mc_model_checker->process, &mutex_sleeping,
+ mutex.sleeping, sizeof(mutex_sleeping));
+
+ args = bprintf("locked = %d, owner = %d, sleeping = %d",
+ mutex.locked,
+ mutex.owner != NULL ? (int) MC_smx_resolve_process(mutex.owner)->pid : -1,
+ mutex_sleeping.count);
+ break;
+ }
+
+ case SIMCALL_MC_SNAPSHOT:
+ type = "MC_SNAPSHOT";
+ args = NULL;
+ break;
+
+ case SIMCALL_MC_COMPARE_SNAPSHOTS:
+ type = "MC_COMPARE_SNAPSHOTS";
+ args = NULL;
+ break;
+
+ case SIMCALL_MC_RANDOM:
+ type = "MC_RANDOM";
+ args = bprintf("%d", value);
+ break;
+
+ default:
+ THROW_UNIMPLEMENTED;
+ }
+
+ char* str;
+ if (args != NULL) {
+ str =
+ bprintf("[(%lu)%s (%s)] %s(%s)", issuer->pid,
+ MC_smx_process_get_host_name(issuer),
+ MC_smx_process_get_name(issuer),
+ type, args);
+ } else {
+ str =
+ bprintf("[(%lu)%s (%s)] %s ", issuer->pid,
+ MC_smx_process_get_host_name(issuer),
+ MC_smx_process_get_name(issuer),
+ type);
+ }
xbt_free(args);
- xbt_free(p);
return str;
}
-unsigned int MC_request_testany_fail(smx_req_t req)
+unsigned int MC_request_testany_fail(smx_simcall_t req)
{
- unsigned int cursor;
- smx_action_t action;
-
- xbt_dynar_foreach(req->comm_testany.comms, cursor, action){
- if(action->comm.src_proc && action->comm.dst_proc)
+ // Remote xbt_dynar_foreach on simcall_comm_testany__get__comms(req).
+
+ // Read the dynar:
+ s_xbt_dynar_t comms;
+ MC_process_read_simple(&mc_model_checker->process,
+ &comms, simcall_comm_testany__get__comms(req), sizeof(comms));
+
+ // Read ther dynar buffer:
+ size_t buffer_size = comms.elmsize * comms.used;
+ char buffer[buffer_size];
+ MC_process_read_simple(&mc_model_checker->process,
+ buffer, comms.data, buffer_size);
+
+ // Iterate over the elements:
+ assert(comms.elmsize == sizeof(smx_synchro_t));
+ unsigned cursor;
+ for (cursor=0; cursor != comms.used; ++cursor) {
+
+ // Get the element:
+ smx_synchro_t remote_action;
+ memcpy(buffer + comms.elmsize * cursor, &remote_action, sizeof(remote_action));
+
+ // Dereference the pointer:
+ s_smx_synchro_t action;
+ MC_process_read_simple(&mc_model_checker->process,
+ &action, remote_action, sizeof(action));
+
+ // Finally so something useful about it:
+ if (action.comm.src_proc && action.comm.dst_proc)
return FALSE;
}
return TRUE;
}
-int MC_request_is_visible(smx_req_t req)
+int MC_request_is_enabled_by_idx(smx_simcall_t req, unsigned int idx)
{
- return req->call == REQ_COMM_ISEND
- || req->call == REQ_COMM_IRECV
- || req->call == REQ_COMM_WAIT
- || req->call == REQ_COMM_WAITANY
- || req->call == REQ_COMM_TEST
- || req->call == REQ_COMM_TESTANY;
-}
-
-int MC_request_is_enabled(smx_req_t req)
-{
- unsigned int index = 0;
- smx_action_t act;
-
+ smx_synchro_t remote_act = NULL;
switch (req->call) {
- case REQ_COMM_WAIT:
- /* FIXME: check also that src and dst processes are not suspended */
-
- /* If it has a timeout it will be always be enabled, because even if the
- * communication is not ready, it can timeout and won't block.
- * On the other hand if it hasn't a timeout, check if the comm is ready.*/
- if(req->comm_wait.timeout >= 0){
- return TRUE;
- }else{
- act = req->comm_wait.comm;
- return (act->comm.src_proc && act->comm.dst_proc);
- }
- break;
-
- case REQ_COMM_WAITANY:
- /* Check if it has at least one communication ready */
- xbt_dynar_foreach(req->comm_waitany.comms, index, act) {
- if (act->comm.src_proc && act->comm.dst_proc){
- return TRUE;
- }
- }
- return FALSE;
- break;
-
- default:
- /* The rest of the request are always enabled */
- return TRUE;
+ case SIMCALL_COMM_WAIT:
+ /* FIXME: check also that src and dst processes are not suspended */
+ remote_act = simcall_comm_wait__get__comm(req);
+ break;
+
+ case SIMCALL_COMM_WAITANY: {
+ MC_process_read_dynar_element(
+ &mc_model_checker->process, &remote_act, simcall_comm_waitany__get__comms(req),
+ idx, sizeof(remote_act));
+ }
+ break;
+
+ case SIMCALL_COMM_TESTANY: {
+ MC_process_read_dynar_element(
+ &mc_model_checker->process, &remote_act, simcall_comm_testany__get__comms(req),
+ idx, sizeof(remote_act));
+ }
+ break;
+
+ default:
+ return TRUE;
}
+
+ s_smx_synchro_t synchro;
+ MC_process_read_simple(&mc_model_checker->process,
+ &synchro, remote_act, sizeof(synchro));
+ return synchro.comm.src_proc && synchro.comm.dst_proc;
}
-int MC_request_is_enabled_by_idx(smx_req_t req, unsigned int idx)
+int MC_process_is_enabled(smx_process_t process)
{
- smx_action_t act;
+ return MC_request_is_enabled(&process->simcall);
+}
- switch (req->call) {
+char *MC_request_get_dot_output(smx_simcall_t req, int value)
+{
+ char *label = NULL;
+
+ const smx_process_t issuer = MC_smx_simcall_get_issuer(req);
- case REQ_COMM_WAIT:
- /* FIXME: check also that src and dst processes are not suspended */
- act = req->comm_wait.comm;
- return (act->comm.src_proc && act->comm.dst_proc);
- break;
+ switch (req->call) {
+ case SIMCALL_COMM_ISEND:
+ if (issuer->smx_host)
+ label =
+ bprintf("[(%lu)%s] iSend", issuer->pid,
+ MC_smx_process_get_host_name(issuer));
+ else
+ label = bprintf("[(%lu)] iSend", issuer->pid);
+ break;
+
+ case SIMCALL_COMM_IRECV:
+ if (issuer->smx_host)
+ label =
+ bprintf("[(%lu)%s] iRecv", issuer->pid,
+ MC_smx_process_get_host_name(issuer));
+ else
+ label = bprintf("[(%lu)] iRecv", issuer->pid);
+ break;
+
+ case SIMCALL_COMM_WAIT: {
+ if (value == -1) {
+ if (issuer->smx_host)
+ label =
+ bprintf("[(%lu)%s] WaitTimeout", issuer->pid,
+ MC_smx_process_get_host_name(issuer));
+ else
+ label = bprintf("[(%lu)] WaitTimeout", issuer->pid);
+ } else {
+ smx_synchro_t remote_act = simcall_comm_wait__get__comm(req);
+ s_smx_synchro_t synchro;
+ MC_process_read_simple(&mc_model_checker->process, &synchro,
+ remote_act, sizeof(synchro));
+
+ smx_process_t src_proc = MC_smx_resolve_process(synchro.comm.src_proc);
+ smx_process_t dst_proc = MC_smx_resolve_process(synchro.comm.dst_proc);
+ if (issuer->smx_host)
+ label =
+ bprintf("[(%lu)%s] Wait [(%lu)->(%lu)]", issuer->pid,
+ MC_smx_process_get_host_name(issuer),
+ src_proc ? src_proc->pid : 0,
+ dst_proc ? dst_proc->pid : 0);
+ else
+ label =
+ bprintf("[(%lu)] Wait [(%lu)->(%lu)]", issuer->pid,
+ src_proc ? src_proc->pid : 0,
+ dst_proc ? dst_proc->pid : 0);
+ }
+ break;
+ }
- case REQ_COMM_WAITANY:
- act = xbt_dynar_get_as(req->comm_waitany.comms, idx, smx_action_t);
- return (act->comm.src_proc && act->comm.dst_proc);
- break;
+ case SIMCALL_COMM_TEST: {
+ smx_synchro_t remote_act = simcall_comm_test__get__comm(req);
+ s_smx_synchro_t synchro;
+ MC_process_read_simple(&mc_model_checker->process, &synchro,
+ remote_act, sizeof(synchro));
+ if (synchro.comm.src_proc == NULL || synchro.comm.dst_proc == NULL) {
+ if (issuer->smx_host)
+ label =
+ bprintf("[(%lu)%s] Test FALSE", issuer->pid,
+ MC_smx_process_get_host_name(issuer));
+ else
+ label = bprintf("[(%lu)] Test FALSE", issuer->pid);
+ } else {
+ if (issuer->smx_host)
+ label =
+ bprintf("[(%lu)%s] Test TRUE", issuer->pid,
+ MC_smx_process_get_host_name(issuer));
+ else
+ label = bprintf("[(%lu)] Test TRUE", issuer->pid);
+ }
+ break;
+ }
- case REQ_COMM_TESTANY:
- act = xbt_dynar_get_as(req->comm_testany.comms, idx, smx_action_t);
- return (act->comm.src_proc && act->comm.dst_proc);
- break;
+ case SIMCALL_COMM_WAITANY: {
+ unsigned long comms_size = MC_process_read_dynar_length(
+ &mc_model_checker->process, simcall_comm_waitany__get__comms(req));
+ if (issuer->smx_host)
+ label =
+ bprintf("[(%lu)%s] WaitAny [%d of %lu]", issuer->pid,
+ MC_smx_process_get_host_name(issuer), value + 1,
+ comms_size);
+ else
+ label =
+ bprintf("[(%lu)] WaitAny [%d of %lu]", issuer->pid, value + 1,
+ comms_size);
+ break;
+ }
- default:
- return TRUE;
+ case SIMCALL_COMM_TESTANY:
+ if (value == -1) {
+ if (issuer->smx_host)
+ label =
+ bprintf("[(%lu)%s] TestAny FALSE", issuer->pid,
+ MC_smx_process_get_host_name(issuer));
+ else
+ label = bprintf("[(%lu)] TestAny FALSE", issuer->pid);
+ } else {
+ if (issuer->smx_host)
+ label =
+ bprintf("[(%lu)%s] TestAny TRUE [%d of %lu]", issuer->pid,
+ MC_smx_process_get_host_name(issuer), value + 1,
+ xbt_dynar_length(simcall_comm_testany__get__comms(req)));
+ else
+ label =
+ bprintf("[(%lu)] TestAny TRUE [%d of %lu]", issuer->pid,
+ value + 1,
+ xbt_dynar_length(simcall_comm_testany__get__comms(req)));
+ }
+ break;
+
+ case SIMCALL_MUTEX_LOCK:
+ label = bprintf("[(%lu)] Mutex LOCK", req->issuer->pid);
+ break;
+
+ case SIMCALL_MC_RANDOM:
+ if (issuer->smx_host)
+ label =
+ bprintf("[(%lu)%s] MC_RANDOM (%d)", issuer->pid,
+ MC_smx_process_get_host_name(issuer), value);
+ else
+ label = bprintf("[(%lu)] MC_RANDOM (%d)", issuer->pid, value);
+ break;
+
+ case SIMCALL_MC_SNAPSHOT:
+ if (issuer->smx_host)
+ label =
+ bprintf("[(%lu)%s] MC_SNAPSHOT", issuer->pid,
+ MC_smx_process_get_host_name(issuer));
+ else
+ label = bprintf("[(%lu)] MC_SNAPSHOT", issuer->pid);
+ break;
+
+ case SIMCALL_MC_COMPARE_SNAPSHOTS:
+ if (issuer->smx_host)
+ label =
+ bprintf("[(%lu)%s] MC_COMPARE_SNAPSHOTS", issuer->pid,
+ MC_smx_process_get_host_name(issuer));
+ else
+ label = bprintf("[(%lu)] MC_COMPARE_SNAPSHOTS", issuer->pid);
+ break;
+
+ default:
+ THROW_UNIMPLEMENTED;
}
-}
-int MC_process_is_enabled(smx_process_t process)
-{
- if (process->request.call != REQ_NO_REQ && MC_request_is_enabled(&process->request))
- return TRUE;
+ char* str =
+ bprintf("label = \"%s\", color = %s, fontcolor = %s", label,
+ colors[issuer->pid - 1], colors[issuer->pid - 1]);
+ xbt_free(label);
+ return str;
- return FALSE;
}