* \param die DIE
* \return DW_TAG_type attribute as a new string (NULL if none)
*/
-static std::string MC_dwarf_at_type(Dwarf_Die * die);
+static std::uint64_t MC_dwarf_at_type(Dwarf_Die * die);
/** \brief A class of DWARF tags (DW_TAG_*)
*/
* \return DW_AT_type reference as a global offset in hexadecimal (or NULL)
*/
static
-std::string MC_dwarf_at_type(Dwarf_Die * die)
+std::uint64_t MC_dwarf_at_type(Dwarf_Die * die)
{
- Dwarf_Off offset = MC_dwarf_attr_integrate_dieoffset(die, DW_AT_type);
- if (offset == 0)
- return std::string();
- char* s = bprintf("%" PRIx64, offset);
- std::string res(s);
- free(s);
- return std::move(res);
+ return MC_dwarf_attr_integrate_dieoffset(die, DW_AT_type);
}
static uint64_t MC_dwarf_attr_integrate_addr(Dwarf_Die * die, int attribute)
MC_dwarf_fill_member_location(type, &member, &child);
- if (member.type_id.empty()) {
+ if (!member.type_id) {
xbt_die("Missing type for member %s of <%" PRIx64 ">%s",
member.name.c_str(),
(uint64_t) type->id, type->name.c_str());
* \param unit compilation unit of the current DIE
* \return MC representation of the type
*/
-static mc_type_t MC_dwarf_die_to_type(mc_object_info_t info, Dwarf_Die * die,
- Dwarf_Die * unit, mc_frame_t frame,
- const char *ns)
+static simgrid::mc::Type MC_dwarf_die_to_type(
+ mc_object_info_t info, Dwarf_Die * die,
+ Dwarf_Die * unit, mc_frame_t frame,
+ const char *ns)
{
- mc_type_t type = new simgrid::mc::Type();
- type->type = -1;
- type->name = std::string();
- type->element_count = -1;
+ simgrid::mc::Type type;
+ type.type = -1;
+ type.name = std::string();
+ type.element_count = -1;
- type->type = dwarf_tag(die);
+ type.type = dwarf_tag(die);
// Global Offset
- type->id = dwarf_dieoffset(die);
+ type.id = dwarf_dieoffset(die);
const char *prefix = "";
- switch (type->type) {
+ switch (type.type) {
case DW_TAG_structure_type:
prefix = "struct ";
break;
if (name != NULL) {
char* full_name = ns ? bprintf("%s%s::%s", prefix, ns, name) :
bprintf("%s%s", prefix, name);
- type->name = std::string(full_name);
+ type.name = std::string(full_name);
free(full_name);
}
- type->type_id = MC_dwarf_at_type(die);
+ type.type_id = MC_dwarf_at_type(die);
// Some compilers do not emit DW_AT_byte_size for pointer_type,
// so we fill this. We currently assume that the model-checked process is in
// the same architecture..
- if (type->type == DW_TAG_pointer_type)
- type->byte_size = sizeof(void*);
+ if (type.type == DW_TAG_pointer_type)
+ type.byte_size = sizeof(void*);
// Computation of the byte_size;
if (dwarf_hasattr_integrate(die, DW_AT_byte_size))
- type->byte_size = MC_dwarf_attr_integrate_uint(die, DW_AT_byte_size, 0);
- else if (type->type == DW_TAG_array_type
- || type->type == DW_TAG_structure_type
- || type->type == DW_TAG_class_type) {
+ type.byte_size = MC_dwarf_attr_integrate_uint(die, DW_AT_byte_size, 0);
+ else if (type.type == DW_TAG_array_type
+ || type.type == DW_TAG_structure_type
+ || type.type == DW_TAG_class_type) {
Dwarf_Word size;
if (dwarf_aggregate_size(die, &size) == 0) {
- type->byte_size = size;
+ type.byte_size = size;
}
}
- switch (type->type) {
+ switch (type.type) {
case DW_TAG_array_type:
- type->element_count = MC_dwarf_array_element_count(die, unit);
+ type.element_count = MC_dwarf_array_element_count(die, unit);
// TODO, handle DW_byte_stride and (not) DW_bit_stride
break;
case DW_TAG_pointer_type:
case DW_TAG_reference_type:
case DW_TAG_rvalue_reference_type:
- type->is_pointer_type = 1;
+ type.is_pointer_type = 1;
break;
case DW_TAG_structure_type:
case DW_TAG_union_type:
case DW_TAG_class_type:
- MC_dwarf_add_members(info, die, unit, type);
- char *new_ns = ns == NULL ? xbt_strdup(type->name.c_str())
+ MC_dwarf_add_members(info, die, unit, &type);
+ char *new_ns = ns == NULL ? xbt_strdup(type.name.c_str())
: bprintf("%s::%s", ns, name);
MC_dwarf_handle_children(info, die, unit, frame, new_ns);
free(new_ns);
break;
}
- return type;
+ return std::move(type);
}
static void MC_dwarf_handle_type_die(mc_object_info_t info, Dwarf_Die * die,
Dwarf_Die * unit, mc_frame_t frame,
const char *ns)
{
- mc_type_t type = MC_dwarf_die_to_type(info, die, unit, frame, ns);
-
- char *key = bprintf("%" PRIx64, (uint64_t) type->id);
- xbt_dict_set(info->types, key, type, NULL);
- xbt_free(key);
-
- if (!type->name.empty() && type->byte_size != 0) {
- xbt_dict_set(info->full_types_by_name, type->name.c_str(), type, NULL);
- }
+ simgrid::mc::Type type = MC_dwarf_die_to_type(info, die, unit, frame, ns);
+ auto& t = (info->types[type.id] = std::move(type));
+ if (!t.name.empty() && type.byte_size != 0)
+ info->full_types_by_name[t.name] = &t;
}
static int mc_anonymous_variable_index = 0;
MC_dwarf_handle_children(info, die, unit, &frame, ns);
// Register it:
- if (klass == mc_tag_subprogram) {
- char *key = bprintf("%" PRIx64, (uint64_t) frame.id);
-
- xbt_dict_set(info->subprograms, key,
- new simgrid::mc::Frame(std::move(frame)), NULL);
- xbt_free(key);
- } else if (klass == mc_tag_scope)
+ if (klass == mc_tag_subprogram)
+ info->subprograms[frame.id] = frame;
+ else if (klass == mc_tag_scope)
parent_frame->scopes.push_back(std::move(frame));
}
{
xbt_dynar_t index = xbt_dynar_new(sizeof(s_mc_function_index_item_t), NULL);
- // Populate the array:
- mc_frame_t frame = NULL;
- xbt_dict_cursor_t cursor;
- char *key;
- xbt_dict_foreach(info->subprograms, cursor, key, frame) {
- if (frame->low_pc == NULL)
+ for (auto& e : info->subprograms) {
+ if (e.second.low_pc == nullptr)
continue;
s_mc_function_index_item_t entry;
- entry.low_pc = frame->low_pc;
- entry.high_pc = frame->high_pc;
- entry.function = frame;
+ entry.low_pc = e.second.low_pc;
+ entry.high_pc = e.second.high_pc;
+ entry.function = &e.second;
xbt_dynar_push(index, &entry);
}
static void MC_post_process_variables(mc_object_info_t info)
{
for(simgrid::mc::Variable& variable : info->global_variables)
- if (!variable.type_id.empty())
- variable.type = (mc_type_t) xbt_dict_get_or_null(
- info->types, variable.type_id.c_str());
+ if (variable.type_id) {
+ auto i = info->types.find(variable.type_id);
+ if (i != info->types.end())
+ variable.type = &(i->second);
+ else
+ variable.type = nullptr;
+ }
}
static void mc_post_process_scope(mc_object_info_t info, mc_frame_t scope)
{
if (scope->tag == DW_TAG_inlined_subroutine) {
-
// Attach correct namespaced name in inlined subroutine:
- char *key = bprintf("%" PRIx64, (uint64_t) scope->abstract_origin_id);
- mc_frame_t abstract_origin = (mc_frame_t) xbt_dict_get_or_null(info->subprograms, key);
- xbt_assert(abstract_origin, "Could not lookup abstract origin %s", key);
- xbt_free(key);
- scope->name = abstract_origin->name;
+ auto i = info->subprograms.find(scope->abstract_origin_id);
+ xbt_assert(i != info->subprograms.end(),
+ "Could not lookup abstract origin %" PRIx64,
+ (uint64_t) scope->abstract_origin_id);
+ scope->name = i->second.name;
}
// Direct:
for (simgrid::mc::Variable& variable : scope->variables)
- if (!variable.type_id.empty())
- variable.type = (mc_type_t) xbt_dict_get_or_null(
- info->types, variable.type_id.c_str());
+ if (variable.type_id) {
+ auto i = info->types.find(variable.type_id);
+ if (i != info->types.end())
+ variable.type = &(i->second);
+ else
+ variable.type = nullptr;
+ }
// Recursive post-processing of nested-scopes:
for (simgrid::mc::Frame& nested_scope : scope->scopes)
static void MC_post_process_functions(mc_object_info_t info)
{
- xbt_dict_cursor_t cursor;
- char *key;
- mc_frame_t subprogram = NULL;
- xbt_dict_foreach(info->subprograms, cursor, key, subprogram) {
- mc_post_process_scope(info, subprogram);
- }
+ for (auto& entry : info->subprograms)
+ mc_post_process_scope(info, &entry.second);
}
*/
static void MC_resolve_subtype(mc_object_info_t info, mc_type_t type)
{
-
- if (type->type_id.empty())
+ if (!type->type_id)
return;
- type->subtype = (mc_type_t) xbt_dict_get_or_null(
- info->types, type->type_id.c_str());
- if (type->subtype == NULL)
+ auto i = info->types.find(type->type_id);
+ if (i != info->types.end())
+ type->subtype = &(i->second);
+ else {
+ type->subtype = nullptr;
return;
+ }
if (type->subtype->byte_size != 0)
return;
if (type->subtype->name.empty())
// Try to find a more complete description of the type:
// We need to fix in order to support C++.
- mc_type_t subtype =
- (mc_type_t) xbt_dict_get_or_null(
- info->full_types_by_name, type->subtype->name.c_str());
- if (subtype != NULL) {
- type->subtype = subtype;
- }
-
+ auto j = info->full_types_by_name.find(type->subtype->name);
+ if (j != info->full_types_by_name.end())
+ type->subtype = j->second;
}
static void MC_post_process_types(mc_object_info_t info)
{
- xbt_dict_cursor_t cursor = NULL;
- char *origin;
- mc_type_t type;
-
// Lookup "subtype" field:
- xbt_dict_foreach(info->types, cursor, origin, type) {
- MC_resolve_subtype(info, type);
- for (simgrid::mc::Type& member : type->members)
+ for(auto& i : info->types) {
+ MC_resolve_subtype(info, &(i.second));
+ for (simgrid::mc::Type& member : i.second.members)
MC_resolve_subtype(info, &member);
}
}
void MC_post_process_object_info(mc_process_t process, mc_object_info_t info)
{
- xbt_dict_cursor_t cursor = NULL;
- char *key = NULL;
- mc_type_t type = NULL;
- xbt_dict_foreach(info->types, cursor, key, type) {
+ for (auto& i : info->types) {
+ mc_type_t type = &(i.second);
mc_type_t subtype = type;
while (subtype->type == DW_TAG_typedef || subtype->type == DW_TAG_volatile_type
|| subtype->type == DW_TAG_const_type) {
// Resolve full_type:
if (!subtype->name.empty() && subtype->byte_size == 0) {
for (auto const& object_info : process->object_infos) {
- mc_type_t same_type = (mc_type_t)
- xbt_dict_get_or_null(object_info->full_types_by_name,
- subtype->name.c_str());
- if (same_type && !same_type->name.empty() && same_type->byte_size) {
- type->full_type = same_type;
+ auto i = object_info->full_types_by_name.find(subtype->name);
+ if (i != object_info->full_types_by_name.end()
+ && !i->second->name.empty() && i->second->byte_size) {
+ type->full_type = i->second;
break;
}
}