#include "src/simgrid/util.hpp"
#include "xbt/log.h"
+#include "xbt/string.hpp"
#include "xbt/sysdep.h"
#include <simgrid_config.h>
-#include "src/mc/mc_private.h"
#include "src/mc/mc_dwarf.hpp"
+#include "src/mc/mc_private.hpp"
#include "src/mc/ObjectInformation.hpp"
#include "src/mc/Variable.hpp"
(uint64_t) type->id, type->name.c_str());
break;
}
- case simgrid::dwarf::FormClass::LocListPtr:
- // Reference to a location list:
- // TODO
- case simgrid::dwarf::FormClass::Reference:
- // It's supposed to be possible in DWARF2 but I couldn't find its semantic
- // in the spec.
+
default:
+ // includes FormClass::LocListPtr (reference to a location list: TODO) and FormClass::Reference (it's supposed to be
+ // possible in DWARF2 but I couldn't find its semantic in the spec)
xbt_die("Can't handle form class (%d) / form 0x%x as DW_AT_member_location", (int)form_class, (unsigned)form);
}
/** \brief Create a MC type object from a DIE
*
* \param info current object info object
- * \param DIE (for a given type);
+ * \param DIE (for a given type)
* \param unit compilation unit of the current DIE
* \return MC representation of the type
*/
const char *name = MC_dwarf_attr_integrate_string(die, DW_AT_name);
if (name != nullptr) {
- char* full_name = ns ? bprintf("%s%s::%s", prefix, ns, name) :
- bprintf("%s%s", prefix, name);
- type.name = std::string(full_name);
- free(full_name);
+ if (ns)
+ type.name = simgrid::xbt::string_printf("%s%s::%s", prefix, ns, name);
+ else
+ type.name = simgrid::xbt::string_printf("%s%s", prefix, name);
}
type.type_id = MC_dwarf_at_type(die);
if (type.type == DW_TAG_pointer_type)
type.byte_size = sizeof(void*);
- // Computation of the byte_size;
+ // 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
}
switch (type.type) {
+ default:
+ XBT_DEBUG("Unhandled type: %d (%s)", type.type, simgrid::dwarf::tagname(type.type));
+ break;
+
case DW_TAG_array_type:
type.element_count = MC_dwarf_array_element_count(die, unit);
// TODO, handle DW_byte_stride and (not) DW_bit_stride
case DW_TAG_union_type:
case DW_TAG_class_type:
MC_dwarf_add_members(info, die, unit, &type);
- char *new_ns = ns == nullptr ? xbt_strdup(type.name.c_str())
- : bprintf("%s::%s", ns, name);
- MC_dwarf_handle_children(info, die, unit, frame, new_ns);
- free(new_ns);
+ std::string new_ns = ns ? simgrid::xbt::string_printf("%s::%s", ns, name) : type.name;
+ MC_dwarf_handle_children(info, die, unit, frame, new_ns.c_str());
break;
}
dwarf_attr(die, DW_AT_start_scope, &attr);
int form = dwarf_whatform(&attr);
simgrid::dwarf::FormClass form_class = simgrid::dwarf::classify_form(form);
- switch (form_class) {
- case simgrid::dwarf::FormClass::Constant:
- {
- Dwarf_Word value;
- variable->start_scope =
- dwarf_formudata(&attr, &value) == 0 ? (size_t) value : 0;
- break;
- }
-
- case simgrid::dwarf::FormClass::RangeListPtr: // TODO
- default:
+ if (form_class == simgrid::dwarf::FormClass::Constant) {
+ Dwarf_Word value;
+ variable->start_scope = dwarf_formudata(&attr, &value) == 0 ? (size_t)value : 0;
+ } else {
+ // TODO: FormClass::RangeListPtr
xbt_die("Unhandled form 0x%x, class 0x%X for DW_AT_start_scope of variable %s", (unsigned)form,
(unsigned)form_class, name == nullptr ? "?" : name);
}
{
std::string filename;
std::string hex = to_hex(id);
- for (const char* debug_path : debug_paths) {
+ for (const char* const& debug_path : debug_paths) {
// Example:
filename = std::string(debug_path) + ".build-id/"
+ to_hex(id.data(), 1) + '/'
// If there was no DWARF in the file, try to find it in a separate file.
// Different methods might be used to store the DWARF informations:
- // * GNU NT_GNU_BUILD_ID;
- // * .gnu_debuglink.
+ // * GNU NT_GNU_BUILD_ID
+ // * .gnu_debuglink
// See https://sourceware.org/gdb/onlinedocs/gdb/Separate-Debug-Files.html
// for reference of what we are doing.
// Someone needs this to be sorted but who?
boost::range::sort(info->global_variables, MC_compare_variable);
- for(simgrid::mc::Variable& variable : info->global_variables)
+ for (simgrid::mc::Variable& variable : info->global_variables)
if (variable.type_id)
variable.type = simgrid::util::find_map_ptr(
info->types, variable.type_id);
// Recursive post-processing of nested-scopes:
for (simgrid::mc::Frame& nested_scope : scope->scopes)
- mc_post_process_scope(info, &nested_scope);
-
+ mc_post_process_scope(info, &nested_scope);
}
static
static void MC_post_process_types(simgrid::mc::ObjectInformation* info)
{
// Lookup "subtype" field:
- for(auto& i : info->types) {
+ for (auto& i : info->types) {
i.second.subtype = MC_resolve_type(info, i.second.type_id);
for (simgrid::mc::Member& member : i.second.members)
member.type = MC_resolve_type(info, member.type_id);