* Debug information for the MC.
*/
-#ifndef MC_OBJECT_INFO_H
-#define MC_OBJECT_INFO_H
+#ifndef SIMGRID_MC_OBJECT_INFO_H
+#define SIMGRID_MC_OBJECT_INFO_H
#include <stdint.h>
#include <stdbool.h>
#include "mc_process.h"
#include "../smpi/private.h"
-SG_BEGIN_DECL();
-
// ***** Type
typedef int e_dw_type_type;
struct s_dw_type {
+ s_dw_type();
+ ~s_dw_type();
+
e_dw_type_type type;
Dwarf_Off id; /* Offset in the section (in hexadecimal form) */
char *name; /* Name of the type */
dw_type_t full_type; // The same (but more complete) type
};
-void dw_type_free(dw_type_t t);
-void dw_variable_free(dw_variable_t v);
-void dw_variable_free_voidp(void *t);
+XBT_INTERNAL void dw_variable_free(dw_variable_t v);
+XBT_INTERNAL void dw_variable_free_voidp(void *t);
// ***** Object info
#define MC_OBJECT_INFO_NONE 0
#define MC_OBJECT_INFO_EXECUTABLE 1
-struct s_mc_object_info {
+namespace simgrid {
+namespace mc {
+
+class ObjectInformation {
+public:
+ ObjectInformation();
+ ~ObjectInformation();
+ ObjectInformation(ObjectInformation const&) = delete;
+ ObjectInformation& operator=(ObjectInformation const&) = delete;
+
mc_object_info_flags flags;
char* file_name;
- const void* start, *end;
- char *start_exec, *end_exec; // Executable segment
- char *start_rw, *end_rw; // Read-write segment
- char *start_ro, *end_ro; // read-only segment
+ const void* start;
+ const void *end;
+ char *start_exec;
+ char *end_exec; // Executable segment
+ char *start_rw;
+ char *end_rw; // Read-write segment
+ char *start_ro;
+ char *end_ro; // read-only segment
xbt_dict_t subprograms; // xbt_dict_t<origin as hexadecimal string, 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>
// lookup of a function given an instruction pointer.
// The entries are sorted by low_pc and a binary search can be used to look them up.
xbt_dynar_t functions_index;
-};
-static inline __attribute__ ((always_inline))
-bool MC_object_info_executable(mc_object_info_t info)
-{
- return info->flags & MC_OBJECT_INFO_EXECUTABLE;
-}
+ bool executable() const
+ {
+ return this->flags & MC_OBJECT_INFO_EXECUTABLE;
+ }
-static inline __attribute__ ((always_inline))
-bool MC_object_info_is_privatized(mc_object_info_t info)
-{
- return info && MC_object_info_executable(info) && smpi_privatize_global_variables;
-}
+ bool privatized() const
+ {
+ return this->executable() && smpi_privatize_global_variables;
+ }
-/** Find the DWARF offset for this ELF object
- *
- * An offset is applied to address found in DWARF:
- *
- * <ul>
- * <li>for an executable obejct, addresses are virtual address
- * (there is no offset) i.e. \f$\text{virtual address} = \{dwarf address}\f$;</li>
- * <li>for a shared object, the addreses are offset from the begining
- * of the shared object (the base address of the mapped shared
- * object must be used as offset
- * i.e. \f$\text{virtual address} = \text{shared object base address}
- * + \text{dwarf address}\f$.</li>
- *
- */
-void* MC_object_base_address(mc_object_info_t info);
+ void* base_address() const;
-mc_object_info_t MC_new_object_info(void);
-mc_object_info_t MC_find_object_info(memory_map_t maps, const char* name, int executable);
-void MC_free_object_info(mc_object_info_t* p);
+ dw_frame_t find_function(const void *ip) const;
+ dw_variable_t find_variable(const char* name) const;
-dw_frame_t MC_file_object_info_find_function(mc_object_info_t info, const void *ip);
-dw_variable_t MC_file_object_info_find_variable_by_name(mc_object_info_t info, const char* name);
+};
-void MC_post_process_object_info(mc_process_t process, mc_object_info_t info);
+}
+}
-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);
+XBT_INTERNAL std::shared_ptr<s_mc_object_info_t> MC_find_object_info(
+ std::vector<simgrid::mc::VmMap> const& maps, const char* name, int executable);
+XBT_INTERNAL void MC_post_process_object_info(mc_process_t process, mc_object_info_t info);
-// Not used:
-char* get_type_description(mc_object_info_t info, char *type_name);
+XBT_INTERNAL void MC_dwarf_get_variables(mc_object_info_t info);
+XBT_INTERNAL void MC_dwarf_get_variables_libdw(mc_object_info_t info);
+XBT_INTERNAL const char* MC_dwarf_attrname(int attr);
+XBT_INTERNAL const char* MC_dwarf_tagname(int tag);
-void* mc_member_resolve(const void* base, dw_type_t type, dw_type_t member, mc_address_space_t snapshot, int process_index);
+XBT_INTERNAL void* mc_member_resolve(const void* base, dw_type_t type, dw_type_t member, mc_address_space_t snapshot, int process_index);
struct s_dw_variable{
Dwarf_Off dwarf_offset; /* Global offset of the field. */
dw_frame_t function;
};
-void mc_frame_free(dw_frame_t freme);
-
-SG_END_DECL()
+XBT_INTERNAL void mc_frame_free(dw_frame_t freme);
#endif