#ifndef WIN32
#include <sys/mman.h>
#endif
+#include <elfutils/libdw.h>
+
#include "mc/mc.h"
#include "mc/datatypes.h"
#include "xbt/fifo.h"
size_t *stack_sizes;
xbt_dynar_t stacks;
xbt_dynar_t to_ignore;
+ uint64_t hash;
char hash_global[41];
char hash_local[41];
} s_mc_snapshot_t, *mc_snapshot_t;
int raw_mem_set;
int prev_pair;
char *prev_req;
+ int initial_communications_pattern_done;
+ int comm_deterministic;
+ int send_deterministic;
}s_mc_global_t, *mc_global_t;
typedef struct s_mc_checkpoint_ignore_region{
void MC_init_memory_map_info(void);
memory_map_t MC_get_memory_map(void);
void MC_free_memory_map(memory_map_t map);
-void MC_get_libsimgrid_plt_section(void);
-void MC_get_binary_plt_section(void);
-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_text_binary;
-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;
-
/********************************** Snapshot comparison **********************************/
/********************************** Variables with DWARF **********************************/
typedef struct s_mc_object_info {
- xbt_dict_t local_variables;
- xbt_dynar_t global_variables;
- xbt_dict_t types;
- // TODO, add start_data, end _data ...
+ char* file_name;
+ char *start_exec, *end_exec; // Executable segment
+ char *start_rw, *end_rw; // Read-write segment
+ char *start_ro, *end_ro; // read-only segment
+ xbt_dict_t local_variables; // xbt_dict_t<frame_name, dw_frame_t>
+ xbt_dynar_t global_variables; // xbt_dynar_t<dw_variable_t>
+ xbt_dict_t types; // xbt_dict_t<origin as hexadecimal string, dw_type_t>
+ xbt_dict_t types_by_name; // xbt_dict_t<name, dw_type_t> (full defined type only)
} s_mc_object_info_t, *mc_object_info_t;
-mc_object_info_t MC_new_object_info();
+mc_object_info_t MC_new_object_info(void);
+mc_object_info_t MC_find_object_info(memory_map_t maps, char* name);
void MC_free_object_info(mc_object_info_t* p);
+void MC_dwarf_get_variables(mc_object_info_t info);
+void MC_dwarf_get_variables_libdw(mc_object_info_t info);
+const char* MC_dwarf_attrname(int attr);
+const char* MC_dwarf_tagname(int tag);
+
extern mc_object_info_t mc_libsimgrid_info;
extern mc_object_info_t mc_binary_info;
}s_dw_location_entry_t, *dw_location_entry_t;
typedef struct s_dw_variable{
+ Dwarf_Off dwarf_offset; /* Global offset of the field. */
int global;
char *name;
char *type_origin;
union{
- dw_location_t location;
- void *address;
+ dw_location_t location; // For global==0
+ void *address; // For global!=0
}address;
}s_dw_variable_t, *dw_variable_t;
void *low_pc;
void *high_pc;
dw_location_t frame_base;
- xbt_dynar_t variables; /* Cannot use dict, there may be several variables with the same name (in different lexical blocks)*/
- unsigned long int start;
- unsigned long int end;
+ xbt_dynar_t /* <dw_variable_t> */ variables; /* Cannot use dict, there may be several variables with the same name (in different lexical blocks)*/
+ unsigned long int start; /* DWARF offset of the subprogram */
+ unsigned long int end; /* Dwarf offset of the next sibling */
}s_dw_frame_t, *dw_frame_t;
+void dw_type_free(dw_type_t t);
+void dw_variable_free(dw_variable_t v);
+void dw_variable_free_voidp(void *t);
+
+void MC_dwarf_register_global_variable(mc_object_info_t info, dw_variable_t variable);
+void MC_register_variable(mc_object_info_t info, dw_frame_t frame, dw_variable_t variable);
+void MC_dwarf_register_non_global_variable(mc_object_info_t info, dw_frame_t frame, dw_variable_t variable);
+void MC_dwarf_register_variable(mc_object_info_t info, dw_frame_t frame, dw_variable_t variable);
+
+/********************************** DWARF **********************************/
+
+Dwarf_Off MC_dwarf_resolve_location(unw_cursor_t* c, dw_location_t location, void* frame_pointer_address);
+void* mc_find_frame_base(unw_word_t ip, dw_frame_t frame, unw_cursor_t* unw_cursor);
+
/********************************** Miscellaneous **********************************/
typedef struct s_local_variable{
int region;
}s_local_variable_t, *local_variable_t;
+/********************************* Communications pattern ***************************/
+
+typedef struct s_mc_comm_pattern{
+ int num;
+ smx_action_t comm;
+ e_smx_comm_type_t type;
+ int completed;
+ unsigned long src_proc;
+ unsigned long dst_proc;
+ char *rdv;
+ size_t data_size;
+ void *data;
+ int matched_comm;
+}s_mc_comm_pattern_t, *mc_comm_pattern_t;
+
+extern xbt_dynar_t communications_pattern;
+
+void get_comm_pattern(xbt_dynar_t communications_pattern, smx_simcall_t request, int call);
+
+/* *********** Sets *********** */
+
+typedef struct s_mc_address_set *mc_address_set_t;
+
+mc_address_set_t mc_address_set_new();
+mc_address_set_t mc_address_set_free(mc_address_set_t* p);
+void mc_address_add(mc_address_set_t p, const void* value);
+bool mc_address_test(mc_address_set_t p, const void* value);
+
+/* *********** Hash *********** */
+
+uint64_t mc_hash_processes_state(int num_state);
+
+#define MC_USE_SNAPSHOT_HASH 1
+
#endif