-/* Copyright (c) 2007-2012 Da SimGrid Team. All rights reserved. */
+/* Copyright (c) 2007-2015. 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. */
-#ifndef MC_PRIVATE_H
-#define MC_PRIVATE_H
+#ifndef SIMGRID_MC_PRIVATE_H
+#define SIMGRID_MC_PRIVATE_H
#include "simgrid_config.h"
-#include <stdio.h>
-#ifndef WIN32
-#include <sys/mman.h>
-#endif
-#include "mc/mc.h"
-#include "mc/datatypes.h"
-#include "xbt/fifo.h"
-#include "xbt/config.h"
-#include "xbt/function_types.h"
-#include "xbt/mmalloc.h"
-#include "../simix/smx_private.h"
-#include "xbt/automaton.h"
-#include "xbt/hash.h"
-#include "msg/msg.h"
-#include "msg/datatypes.h"
-#include "xbt/strbuff.h"
-
-/****************************** Snapshots ***********************************/
-
-#define nb_regions 3 /* binary data (data + BSS), libsimgrid data (data + BSS), std_heap */
-
-typedef struct s_mc_mem_region{
- int type;
- void *start_addr;
- void *data;
- size_t size;
-} s_mc_mem_region_t, *mc_mem_region_t;
-
-typedef struct s_mc_snapshot{
- unsigned int num_reg;
- int region_type[nb_regions];
- size_t heap_bytes_used;
- mc_mem_region_t *regions;
- size_t *stack_sizes;
- xbt_dynar_t stacks;
- int nb_processes;
- xbt_dynar_t to_ignore;
-} s_mc_snapshot_t, *mc_snapshot_t;
-
-typedef struct s_mc_snapshot_stack{
- xbt_strbuff_t local_variables;
- void *stack_pointer;
-}s_mc_snapshot_stack_t, *mc_snapshot_stack_t;
-
-typedef struct s_mc_global_t{
- mc_snapshot_t snapshot;
- int raw_mem_set;
-}s_mc_global_t, *mc_global_t;
-
-//void MC_take_snapshot(mc_snapshot_t);
-mc_snapshot_t SIMIX_pre_mc_snapshot(smx_simcall_t simcall);
-mc_snapshot_t MC_take_snapshot(void);
-void MC_restore_snapshot(mc_snapshot_t);
-void MC_free_snapshot(mc_snapshot_t);
-void snapshot_stack_free_voidp(void *s);
-
-/********************************* MC Global **********************************/
-extern double *mc_time;
-
-int MC_deadlock_check(void);
-void MC_replay(xbt_fifo_t stack, int start);
-void MC_replay_liveness(xbt_fifo_t stack, int all_stack);
-void MC_wait_for_requests(void);
-void MC_show_deadlock(smx_simcall_t req);
-void MC_show_stack_safety(xbt_fifo_t stack);
-void MC_dump_stack_safety(xbt_fifo_t stack);
-
-/********************************* Requests ***********************************/
-int MC_request_depend(smx_simcall_t req1, smx_simcall_t req2);
-char* MC_request_to_string(smx_simcall_t req, int value);
-unsigned int MC_request_testany_fail(smx_simcall_t req);
-/*int MC_waitany_is_enabled_by_comm(smx_req_t req, unsigned int comm);*/
-int MC_request_is_visible(smx_simcall_t req);
-int MC_request_is_enabled(smx_simcall_t req);
-int MC_request_is_enabled_by_idx(smx_simcall_t req, unsigned int idx);
-int MC_process_is_enabled(smx_process_t process);
-
-
-/******************************** States **************************************/
-/* Possible exploration status of a process in a state */
-typedef enum {
- MC_NOT_INTERLEAVE=0, /* Do not interleave (do not execute) */
- MC_INTERLEAVE, /* Interleave the process (one or more request) */
- MC_DONE /* Already interleaved */
-} e_mc_process_state_t;
-
-/* On every state, each process has an entry of the following type */
-typedef struct mc_procstate{
- e_mc_process_state_t state; /* Exploration control information */
- unsigned int interleave_count; /* Number of times that the process was
- interleaved */
-} s_mc_procstate_t, *mc_procstate_t;
-/* An exploration state is composed of: */
-typedef struct mc_state {
- unsigned long max_pid; /* Maximum pid at state's creation time */
- mc_procstate_t proc_status; /* State's exploration status by process */
- s_smx_action_t internal_comm; /* To be referenced by the internal_req */
- s_smx_simcall_t internal_req; /* Internal translation of request */
- s_smx_simcall_t executed_req; /* The executed request of the state */
- int req_num; /* The request number (in the case of a
- multi-request like waitany ) */
- mc_snapshot_t system_state; /* Snapshot of system state */
-} s_mc_state_t, *mc_state_t;
-
-mc_state_t MC_state_new(void);
-void MC_state_delete(mc_state_t state);
-void MC_state_interleave_process(mc_state_t state, smx_process_t process);
-unsigned int MC_state_interleave_size(mc_state_t state);
-int MC_state_process_is_done(mc_state_t state, smx_process_t process);
-void MC_state_set_executed_request(mc_state_t state, smx_simcall_t req, int value);
-smx_simcall_t MC_state_get_executed_request(mc_state_t state, int *value);
-smx_simcall_t MC_state_get_internal_request(mc_state_t state);
-smx_simcall_t MC_state_get_request(mc_state_t state, int *value);
-void MC_state_remove_interleave_process(mc_state_t state, smx_process_t process);
-
-/****************************** Statistics ************************************/
-typedef struct mc_stats {
- unsigned long state_size;
- unsigned long visited_states;
- unsigned long expanded_states;
- unsigned long executed_transitions;
-} s_mc_stats_t, *mc_stats_t;
-
-typedef struct mc_stats_pair {
- //unsigned long pair_size;
- unsigned long visited_pairs;
- unsigned long expanded_pairs;
- unsigned long executed_transitions;
-} s_mc_stats_pair_t, *mc_stats_pair_t;
-
-extern mc_stats_t mc_stats;
-extern mc_stats_pair_t mc_stats_pair;
-
-void MC_print_statistics(mc_stats_t);
-void MC_print_statistics_pairs(mc_stats_pair_t);
-
-/********************************** MEMORY ******************************/
-/* The possible memory modes for the modelchecker are standard and raw. */
-/* Normally the system should operate in std, for switching to raw mode */
-/* you must wrap the code between MC_SET_RAW_MODE and MC_UNSET_RAW_MODE */
-
-extern void *std_heap;
-extern void *raw_heap;
+#include <sys/types.h>
+#include <stdio.h>
-/* FIXME: Horrible hack! because the mmalloc library doesn't provide yet of */
-/* an API to query about the status of a heap, we simply call mmstats and */
-/* because I now how does structure looks like, then I redefine it here */
+#include <simgrid/msg.h>
+#include <xbt/config.h>
+#include <xbt/base.h>
+#include <xbt/automaton.h>
-/* struct mstats { */
-/* size_t bytes_total; /\* Total size of the heap. *\/ */
-/* size_t chunks_used; /\* Chunks allocated by the user. *\/ */
-/* size_t bytes_used; /\* Byte total of user-allocated chunks. *\/ */
-/* size_t chunks_free; /\* Chunks in the free list. *\/ */
-/* size_t bytes_free; /\* Byte total of chunks in the free list. *\/ */
-/* }; */
+#include "mc/mc.h"
+#include "mc/datatypes.h"
+#include "src/mc/mc_base.h"
-#define MC_SET_RAW_MEM mmalloc_set_current_heap(raw_heap)
-#define MC_UNSET_RAW_MEM mmalloc_set_current_heap(std_heap)
+#include "src/simix/smx_private.h"
-/******************************* MEMORY MAPPINGS ***************************/
-/* These functions and data structures implements a binary interface for */
-/* the proc maps ascii interface */
+#ifdef __cplusplus
+#include "src/mc/mc_forward.hpp"
+#include "src/xbt/memory_map.hpp"
+#endif
-/* Each field is defined as documented in proc's manual page */
-typedef struct s_map_region {
+#ifdef __cplusplus
+namespace simgrid {
+namespace mc {
- void *start_addr; /* Start address of the map */
- void *end_addr; /* End address of the map */
- int prot; /* Memory protection */
- int flags; /* Aditional memory flags */
- void *offset; /* Offset in the file/whatever */
- char dev_major; /* Major of the device */
- char dev_minor; /* Minor of the device */
- unsigned long inode; /* Inode in the device */
- char *pathname; /* Path name of the mapped file */
+struct DerefAndCompareByActorsCountAndUsedHeap {
+ template<class X, class Y>
+ bool operator()(X const& a, Y const& b)
+ {
+ return std::make_pair(a->actors_count, a->heap_bytes_used) < std::make_pair(b->actors_count, b->heap_bytes_used);
+ }
+};
-} s_map_region_t;
+}
+}
+#endif
-typedef struct s_memory_map {
+SG_BEGIN_DECL()
- s_map_region_t *regions; /* Pointer to an array of regions */
- int mapsize; /* Number of regions in the memory */
+/********************************* MC Global **********************************/
-} s_memory_map_t, *memory_map_t;
+XBT_PRIVATE void MC_init_dot_output();
-memory_map_t get_memory_map(void);
-void free_memory_map(memory_map_t map);
-void get_libsimgrid_plt_section(void);
-void get_binary_plt_section(void);
+XBT_PRIVATE extern FILE *dot_output;
-extern void *start_data_libsimgrid;
-extern void *start_data_binary;
-extern void *start_bss_binary;
-extern char *libsimgrid_path;
-extern void *start_text_libsimgrid;
-extern void *start_bss_libsimgrid;
-extern void *start_plt_libsimgrid;
-extern void *end_plt_libsimgrid;
-extern void *start_plt_binary;
-extern void *end_plt_binary;
-extern void *start_got_plt_libsimgrid;
-extern void *end_got_plt_libsimgrid;
-extern void *start_got_plt_binary;
-extern void *end_got_plt_binary;
+XBT_PRIVATE void MC_show_deadlock(void);
/********************************** Snapshot comparison **********************************/
-typedef struct s_mc_comparison_times{
- double nb_processes_comparison_time;
- double bytes_used_comparison_time;
- double stacks_sizes_comparison_time;
- double binary_global_variables_comparison_time;
- double libsimgrid_global_variables_comparison_time;
- double heap_comparison_time;
- double stacks_comparison_time;
-}s_mc_comparison_times_t, *mc_comparison_times_t;
-
-extern mc_comparison_times_t mc_comp_times;
-extern double mc_snapshot_comparison_time;
-
-int snapshot_compare(mc_snapshot_t s1, mc_snapshot_t s2);
-int SIMIX_pre_mc_compare_snapshots(smx_simcall_t simcall, mc_snapshot_t s1, mc_snapshot_t s2);
-void print_comparison_times(void);
-
//#define MC_DEBUG 1
-//#define MC_VERBOSE 1
-
-/********************************** DPOR for safety **************************************/
-typedef enum {
- e_mc_reduce_unset,
- e_mc_reduce_none,
- e_mc_reduce_dpor
-} e_mc_reduce_t;
-
-extern e_mc_reduce_t mc_reduce_kind;
-extern mc_global_t initial_state_safety;
+#define MC_VERBOSE 1
-void MC_dpor_init(void);
-void MC_dpor(void);
-void MC_init(void);
+/********************************** Miscellaneous **********************************/
-typedef struct s_mc_safety_visited_state{
- mc_snapshot_t system_state;
- int num;
-}s_mc_safety_visited_state_t, *mc_safety_visited_state_t;
+SG_END_DECL()
+#ifdef __cplusplus
-/********************************** Double-DFS for liveness property**************************************/
+namespace simgrid {
+namespace mc {
-extern xbt_fifo_t mc_stack_liveness;
-extern mc_global_t initial_state_liveness;
-extern xbt_automaton_t _mc_property_automaton;
-extern int compare;
-extern xbt_dynar_t mc_stack_comparison_ignore;
-extern xbt_dynar_t mc_data_bss_comparison_ignore;
+XBT_PRIVATE void find_object_address(
+ std::vector<simgrid::xbt::VmMap> const& maps, simgrid::mc::ObjectInformation* result);
+XBT_PRIVATE
+int snapshot_compare(int num1, simgrid::mc::Snapshot* s1, int num2, simgrid::mc::Snapshot* s2);
-typedef struct s_mc_pair{
- mc_snapshot_t system_state;
- mc_state_t graph_state;
- xbt_state_t automaton_state;
-}s_mc_pair_t, *mc_pair_t;
+// Move is somewhere else (in the LivenessChecker class, in the Session class?):
+extern XBT_PRIVATE xbt_automaton_t property_automaton;
-typedef struct s_mc_pair_reached{
- int nb;
- xbt_state_t automaton_state;
- xbt_dynar_t prop_ato;
- mc_snapshot_t system_state;
-}s_mc_pair_reached_t, *mc_pair_reached_t;
+}
+}
-typedef struct s_mc_pair_visited{
- xbt_state_t automaton_state;
- xbt_dynar_t prop_ato;
- mc_snapshot_t system_state;
-}s_mc_pair_visited_t, *mc_pair_visited_t;
-
-int MC_automaton_evaluate_label(xbt_exp_label_t l);
-
-int reached(xbt_state_t st);
-void set_pair_reached(xbt_state_t st);
-int visited(xbt_state_t st);
-
-void MC_pair_delete(mc_pair_t pair);
-mc_state_t MC_state_pair_new(void);
-void pair_reached_free(mc_pair_reached_t pair);
-void pair_reached_free_voidp(void *p);
-void pair_visited_free(mc_pair_visited_t pair);
-void pair_visited_free_voidp(void *p);
-void MC_init_memory_map_info(void);
-
-int get_heap_region_index(mc_snapshot_t s);
-
-/* **** Double-DFS stateless **** */
-
-typedef struct s_mc_pair_stateless{
- mc_state_t graph_state;
- xbt_state_t automaton_state;
- int requests;
-}s_mc_pair_stateless_t, *mc_pair_stateless_t;
-
-mc_pair_stateless_t new_pair_stateless(mc_state_t sg, xbt_state_t st, int r);
-void MC_ddfs_init(void);
-void MC_ddfs(int search_cycle);
-void MC_show_stack_liveness(xbt_fifo_t stack);
-void MC_dump_stack_liveness(xbt_fifo_t stack);
-void pair_stateless_free(mc_pair_stateless_t pair);
-void pair_stateless_free_voidp(void *p);
-
-/********************************** Configuration of MC **************************************/
-extern xbt_fifo_t mc_stack_safety;
-
-/****** Core dump ******/
-
-int create_dump(int pair);
-
-/****** Local variables with DWARF ******/
-
-typedef enum {
- e_dw_loclist,
- e_dw_register,
- e_dw_bregister_op,
- e_dw_lit,
- e_dw_fbregister_op,
- e_dw_piece,
- e_dw_arithmetic,
- e_dw_plus_uconst,
- e_dw_compose,
- e_dw_deref,
- e_dw_uconstant,
- e_dw_sconstant,
- e_dw_unsupported
-} e_dw_location_type;
-
-typedef struct s_dw_location{
- e_dw_location_type type;
- union{
-
- xbt_dynar_t loclist;
-
- int reg;
-
- struct{
- unsigned int reg;
- int offset;
- }breg_op;
-
- unsigned int lit;
-
- int fbreg_op;
-
- int piece;
-
- unsigned short int deref_size;
-
- xbt_dynar_t compose;
-
- char *arithmetic;
-
- struct{
- int bytes;
- long unsigned int value;
- }uconstant;
-
- struct{
- int bytes;
- long signed int value;
- }sconstant;
-
- unsigned int plus_uconst;
-
- }location;
-}s_dw_location_t, *dw_location_t;
-
-typedef struct s_dw_location_entry{
- long lowpc;
- long highpc;
- dw_location_t location;
-}s_dw_location_entry_t, *dw_location_entry_t;
-
-typedef struct s_dw_local_variable{
- char *name;
- dw_location_t location;
-}s_dw_local_variable_t, *dw_local_variable_t;
-
-typedef struct s_dw_frame{
- char *name;
- void *low_pc;
- void *high_pc;
- dw_location_t frame_base;
- xbt_dict_t variables;
- unsigned long int start;
- unsigned long int end;
-}s_dw_frame_t, *dw_frame_t;
-
-/* FIXME : implement free functions for each structure */
-
-extern xbt_dict_t mc_local_variables;
-
-typedef struct s_variable_value{
- char *type;
-
- union{
- void *address;
- long int res;
- }value;
-}s_variable_value_t, *variable_value_t;
-
-void variable_value_free_voidp(void* v);
-void variable_value_free(variable_value_t v);
-
-void MC_get_local_variables(const char *elf_file, xbt_dict_t location_list, xbt_dict_t *variables);
-void print_local_variables(xbt_dict_t list);
-xbt_dict_t MC_get_location_list(const char *elf_file);
-
-/**** Global variables ****/
-
-typedef struct s_global_variable{
- char *name;
- size_t size;
- void *address;
-}s_global_variable_t, *global_variable_t;
-
-void global_variable_free(global_variable_t v);
-void global_variable_free_voidp(void *v);
-
-extern xbt_dynar_t mc_global_variables;
+#endif
#endif