X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/ff7657b68993333a5edcf5b3ee6188fc69a5fcd1..507785035fffb029577ed608142f0cb8a43f77e9:/src/mc/mc_request.cpp diff --git a/src/mc/mc_request.cpp b/src/mc/mc_request.cpp index ef553fdd5d..29d008efda 100644 --- a/src/mc/mc_request.cpp +++ b/src/mc/mc_request.cpp @@ -4,13 +4,18 @@ /* 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 -#include "mc_request.h" -#include "mc_safety.h" -#include "mc_private.h" -#include "mc_smx.h" -#include "mc_xbt.hpp" +#include +#include +#include +#include + +#include "src/mc/mc_request.h" +#include "src/mc/mc_safety.h" +#include "src/mc/mc_private.h" +#include "src/mc/mc_smx.h" +#include "src/mc/mc_xbt.hpp" using simgrid::mc::remote; @@ -19,6 +24,8 @@ extern "C" { XBT_LOG_NEW_DEFAULT_SUBCATEGORY(mc_request, mc, "Logging specific to MC (request)"); +} + static char *pointer_to_string(void *pointer); static char *buff_size_to_string(size_t size); @@ -36,7 +43,7 @@ smx_synchro_t MC_get_comm(smx_simcall_t r) } static inline -smx_rdv_t MC_get_rdv(smx_simcall_t r) +smx_mailbox_t MC_get_rdv(smx_simcall_t r) { switch(r->call) { case SIMCALL_COMM_ISEND: @@ -48,15 +55,18 @@ smx_rdv_t MC_get_rdv(smx_simcall_t r) } } +namespace simgrid { +namespace mc { + // Does half the job static inline -int MC_request_depend_asymmetric(smx_simcall_t r1, smx_simcall_t r2) +bool request_depend_asymmetric(smx_simcall_t r1, smx_simcall_t r2) { if (r1->call == SIMCALL_COMM_ISEND && r2->call == SIMCALL_COMM_IRECV) - return FALSE; + return false; if (r1->call == SIMCALL_COMM_IRECV && r2->call == SIMCALL_COMM_ISEND) - return FALSE; + return false; // Those are internal requests, we do not need indirection // because those objects are copies: @@ -66,29 +76,29 @@ int MC_request_depend_asymmetric(smx_simcall_t r1, smx_simcall_t r2) if ((r1->call == SIMCALL_COMM_ISEND || r1->call == SIMCALL_COMM_IRECV) && r2->call == SIMCALL_COMM_WAIT) { - smx_rdv_t rdv = MC_get_rdv(r1); + smx_mailbox_t rdv = MC_get_rdv(r1); if (rdv != synchro2->comm.rdv_cpy && simcall_comm_wait__get__timeout(r2) <= 0) - return FALSE; + return false; if ((r1->issuer != synchro2->comm.src_proc) && (r1->issuer != synchro2->comm.dst_proc) && simcall_comm_wait__get__timeout(r2) <= 0) - return FALSE; + return false; 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; + 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; + return false; } /* FIXME: the following rule assumes that the result of the @@ -100,41 +110,41 @@ int MC_request_depend_asymmetric(smx_simcall_t r1, smx_simcall_t r2) 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; + && (synchro1->comm.src_proc == nullptr || synchro1->comm.dst_proc == NULL)) + return false; 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; + (simcall_comm_test__get__comm(r1) == nullptr + || synchro1->comm.src_buff == nullptr + || synchro1->comm.dst_buff == nullptr)) + return false; 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; + return false; 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.src_buff != nullptr + && synchro1->comm.dst_buff != nullptr + && synchro2->comm.src_buff != nullptr + && synchro2->comm.dst_buff != nullptr && 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 false; - return TRUE; + return true; } // Those are MC_state_get_internal_request(state) -int MC_request_depend(smx_simcall_t r1, smx_simcall_t r2) +bool request_depend(smx_simcall_t r1, smx_simcall_t r2) { if (mc_reduce_kind == e_mc_reduce_none) - return TRUE; + return true; if (r1->issuer == r2->issuer) - return FALSE; + return false; /* 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) @@ -143,8 +153,8 @@ int MC_request_depend(smx_simcall_t r1, smx_simcall_t r2) return TRUE; if (r1->call != r2->call) - return MC_request_depend_asymmetric(r1, r2) - && MC_request_depend_asymmetric(r2, r1); + return request_depend_asymmetric(r1, r2) + && request_depend_asymmetric(r2, r1); // Those are internal requests, we do not need indirection // because those objects are copies: @@ -159,22 +169,25 @@ int MC_request_depend(smx_simcall_t r1, smx_simcall_t r2) case SIMCALL_COMM_WAIT: if (synchro1->comm.src_buff == synchro2->comm.src_buff && synchro1->comm.dst_buff == synchro2->comm.dst_buff) - return FALSE; - else if (synchro1->comm.src_buff != NULL - && synchro1->comm.dst_buff != NULL - && synchro2->comm.src_buff != NULL - && synchro2->comm.dst_buff != NULL + return false; + else if (synchro1->comm.src_buff != nullptr + && synchro1->comm.dst_buff != nullptr + && synchro2->comm.src_buff != nullptr + && synchro2->comm.dst_buff != nullptr && 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 false; else - return TRUE; + return true; default: - return TRUE; + return true; } } +} +} + static char *pointer_to_string(void *pointer) { @@ -194,21 +207,21 @@ static char *buff_size_to_string(size_t buff_size) } -char *MC_request_to_string(smx_simcall_t req, int value, e_mc_request_type_t request_type) +char *simgrid::mc::request_to_string(smx_simcall_t req, int value, simgrid::mc::RequestType request_type) { bool use_remote_comm = true; switch(request_type) { - case MC_REQUEST_SIMIX: + case simgrid::mc::RequestType::simix: use_remote_comm = true; break; - case MC_REQUEST_EXECUTED: - case MC_REQUEST_INTERNAL: + case simgrid::mc::RequestType::executed: + case simgrid::mc::RequestType::internal: use_remote_comm = false; break; } - const char* type = NULL; - char *args = NULL; + const char* type = nullptr; + char *args = nullptr; smx_process_t issuer = MC_smx_simcall_get_issuer(req); @@ -307,7 +320,7 @@ char *MC_request_to_string(smx_simcall_t req, int value, e_mc_request_type_t req act = remote_act; char* p; - if (act->comm.src_proc == NULL || act->comm.dst_proc == NULL) { + if (act->comm.src_proc == nullptr || act->comm.dst_proc == NULL) { type = "Test FALSE"; p = pointer_to_string(remote_act); args = bprintf("comm=%s", p); @@ -343,9 +356,8 @@ char *MC_request_to_string(smx_simcall_t req, int value, e_mc_request_type_t req args = bprintf("comm=%s (%d of %lu)", p, value + 1, xbt_dynar_length(&comms)); xbt_free(p); - } else { + } else args = bprintf("comm at idx %d", value); - } break; } @@ -382,21 +394,11 @@ char *MC_request_to_string(smx_simcall_t req, int value, e_mc_request_type_t req args = bprintf("locked = %d, owner = %d, sleeping = %d", mutex.locked, - mutex.owner != NULL ? (int) MC_smx_resolve_process(mutex.owner)->pid : -1, + mutex.owner != nullptr ? (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); @@ -407,63 +409,28 @@ char *MC_request_to_string(smx_simcall_t req, int value, e_mc_request_type_t req } char* str; - if (args != NULL) { + if (args != nullptr) 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 { + 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); return str; } -unsigned int MC_request_testany_fail(smx_simcall_t req) -{ - // Remote xbt_dynar_foreach on simcall_comm_testany__get__comms(req). - - // Read the dynar: - s_xbt_dynar_t comms; - mc_model_checker->process().read_bytes( - &comms, sizeof(comms), remote(simcall_comm_testany__get__comms(req))); - - // Read ther dynar buffer: - size_t buffer_size = comms.elmsize * comms.used; - char buffer[buffer_size]; - mc_model_checker->process().read_bytes( - buffer, buffer_size, remote(comms.data)); - - // Iterate over the elements: - assert(comms.elmsize == sizeof(smx_synchro_t)); - unsigned cursor; - for (cursor=0; cursor != comms.used; ++cursor) { +namespace simgrid { +namespace mc { - // Get the element: - smx_synchro_t remote_action = NULL; - memcpy(&remote_action, buffer + comms.elmsize * cursor, sizeof(remote_action)); - - // Dereference the pointer: - s_smx_synchro_t action; - mc_model_checker->process().read_bytes( - &action, sizeof(action), remote(remote_action)); - - // Finally so something useful about it: - if (action.comm.src_proc && action.comm.dst_proc) - return FALSE; - } - - return TRUE; -} - -int MC_request_is_enabled_by_idx(smx_simcall_t req, unsigned int idx) +bool request_is_enabled_by_idx(smx_simcall_t req, unsigned int idx) { - smx_synchro_t remote_act = NULL; + smx_synchro_t remote_act = nullptr; switch (req->call) { case SIMCALL_COMM_WAIT: @@ -488,7 +455,7 @@ int MC_request_is_enabled_by_idx(smx_simcall_t req, unsigned int idx) break; default: - return TRUE; + return true; } s_smx_synchro_t synchro; @@ -497,14 +464,14 @@ int MC_request_is_enabled_by_idx(smx_simcall_t req, unsigned int idx) return synchro.comm.src_proc && synchro.comm.dst_proc; } -int MC_process_is_enabled(smx_process_t process) +bool process_is_enabled(smx_process_t process) { - return MC_request_is_enabled(&process->simcall); + return simgrid::mc::request_is_enabled(&process->simcall); } -char *MC_request_get_dot_output(smx_simcall_t req, int value) +char *request_get_dot_output(smx_simcall_t req, int value) { - char *label = NULL; + char *label = nullptr; const smx_process_t issuer = MC_smx_simcall_get_issuer(req); @@ -563,7 +530,7 @@ char *MC_request_get_dot_output(smx_simcall_t req, int value) s_smx_synchro_t synchro; mc_model_checker->process().read_bytes(&synchro, sizeof(synchro), remote(remote_act)); - if (synchro.comm.src_proc == NULL || synchro.comm.dst_proc == NULL) { + if (synchro.comm.src_proc == nullptr || synchro.comm.dst_proc == NULL) { if (issuer->host) label = bprintf("[(%lu)%s] Test FALSE", issuer->pid, @@ -635,24 +602,6 @@ char *MC_request_get_dot_output(smx_simcall_t req, int value) label = bprintf("[(%lu)] MC_RANDOM (%d)", issuer->pid, value); break; - case SIMCALL_MC_SNAPSHOT: - if (issuer->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->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; } @@ -666,3 +615,4 @@ char *MC_request_get_dot_output(smx_simcall_t req, int value) } } +}