bool
msymbol_is_function (struct objfile *objfile, minimal_symbol *minsym,
CORE_ADDR *func_address_p)
{
CORE_ADDR msym_addr = MSYMBOL_VALUE_ADDRESS (objfile, minsym);
switch (minsym->type)
{
case mst_slot_got_plt:
case mst_data:
case mst_bss:
case mst_abs:
case mst_file_data:
case mst_file_bss:
case mst_data_gnu_ifunc:
{
struct gdbarch *gdbarch = get_objfile_arch (objfile);
CORE_ADDR pc
= gdbarch_convert_from_func_ptr_addr (gdbarch, msym_addr,
current_top_target ());
if (pc != msym_addr)
{
if (func_address_p != NULL)
*func_address_p = pc;
return true;
}
return false;
}
default:
if (func_address_p != NULL)
*func_address_p = msym_addr;
return true;
}
}
struct minimal_symbol *
lookup_minimal_symbol_by_pc_name (CORE_ADDR pc, const char *name,
struct objfile *objf)
{
struct objfile *objfile;
struct minimal_symbol *msymbol;
unsigned int hash = msymbol_hash (name) % MINIMAL_SYMBOL_HASH_SIZE;
for (objfile = object_files;
objfile != NULL;
objfile = objfile->next)
{
if (objf == NULL || objf == objfile
|| objf == objfile->separate_debug_objfile_backlink)
{
for (msymbol = objfile->per_bfd->msymbol_hash[hash];
msymbol != NULL;
msymbol = msymbol->hash_next)
{
if (MSYMBOL_VALUE_ADDRESS (objfile, msymbol) == pc
&& strcmp (MSYMBOL_LINKAGE_NAME (msymbol), name) == 0)
return msymbol;
}
}
}
return NULL;
}
static void
convert_symbol_bmsym (struct compile_c_instance *context,
struct bound_minimal_symbol bmsym)
{
struct minimal_symbol *msym = bmsym.minsym;
struct objfile *objfile = bmsym.objfile;
struct type *type;
enum gcc_c_symbol_kind kind;
gcc_type sym_type;
gcc_decl decl;
CORE_ADDR addr;
addr = MSYMBOL_VALUE_ADDRESS (objfile, msym);
/* Conversion copied from write_exp_msymbol. */
switch (MSYMBOL_TYPE (msym))
{
case mst_text:
case mst_file_text:
case mst_solib_trampoline:
type = objfile_type (objfile)->nodebug_text_symbol;
kind = GCC_C_SYMBOL_FUNCTION;
break;
case mst_text_gnu_ifunc:
/* nodebug_text_gnu_ifunc_symbol would cause:
function return type cannot be function */
type = objfile_type (objfile)->nodebug_text_symbol;
kind = GCC_C_SYMBOL_FUNCTION;
addr = gnu_ifunc_resolve_addr (target_gdbarch (), addr);
break;
case mst_data:
case mst_file_data:
case mst_bss:
case mst_file_bss:
type = objfile_type (objfile)->nodebug_data_symbol;
kind = GCC_C_SYMBOL_VARIABLE;
break;
case mst_slot_got_plt:
type = objfile_type (objfile)->nodebug_got_plt_symbol;
kind = GCC_C_SYMBOL_FUNCTION;
break;
default:
type = objfile_type (objfile)->nodebug_unknown_symbol;
kind = GCC_C_SYMBOL_VARIABLE;
break;
}
sym_type = convert_type (context, type);
decl = C_CTX (context)->c_ops->build_decl (C_CTX (context),
MSYMBOL_NATURAL_NAME (msym),
kind, sym_type, NULL, addr,
NULL, 0);
C_CTX (context)->c_ops->bind (C_CTX (context), decl, 1 /* is_global */);
}
