/* Generic code for supporting multiple C++ ABI's
- Copyright 2001 Free Software Foundation, Inc.
+
+ Copyright (C) 2001-2014 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
#include "value.h"
#include "cp-abi.h"
#include "command.h"
+#include "exceptions.h"
#include "gdbcmd.h"
#include "ui-out.h"
-
-#include "gdb_string.h"
-
static struct cp_abi_ops *find_cp_abi (const char *short_name);
static struct cp_abi_ops current_cp_abi = { "", NULL };
is_constructor_name (const char *name)
{
if ((current_cp_abi.is_constructor_name) == NULL)
- error ("ABI doesn't define required function is_constructor_name");
+ error (_("ABI doesn't define required function is_constructor_name"));
return (*current_cp_abi.is_constructor_name) (name);
}
is_destructor_name (const char *name)
{
if ((current_cp_abi.is_destructor_name) == NULL)
- error ("ABI doesn't define required function is_destructor_name");
+ error (_("ABI doesn't define required function is_destructor_name"));
return (*current_cp_abi.is_destructor_name) (name);
}
is_vtable_name (const char *name)
{
if ((current_cp_abi.is_vtable_name) == NULL)
- error ("ABI doesn't define required function is_vtable_name");
+ error (_("ABI doesn't define required function is_vtable_name"));
return (*current_cp_abi.is_vtable_name) (name);
}
is_operator_name (const char *name)
{
if ((current_cp_abi.is_operator_name) == NULL)
- error ("ABI doesn't define required function is_operator_name");
+ error (_("ABI doesn't define required function is_operator_name"));
return (*current_cp_abi.is_operator_name) (name);
}
int
-baseclass_offset (struct type *type, int index, char *valaddr,
- CORE_ADDR address)
+baseclass_offset (struct type *type, int index, const gdb_byte *valaddr,
+ int embedded_offset, CORE_ADDR address,
+ const struct value *val)
{
- if (current_cp_abi.baseclass_offset == NULL)
- error ("ABI doesn't define required function baseclass_offset");
- return (*current_cp_abi.baseclass_offset) (type, index, valaddr, address);
+ volatile struct gdb_exception ex;
+ int res = 0;
+
+ gdb_assert (current_cp_abi.baseclass_offset != NULL);
+
+ TRY_CATCH (ex, RETURN_MASK_ERROR)
+ {
+ res = (*current_cp_abi.baseclass_offset) (type, index, valaddr,
+ embedded_offset,
+ address, val);
+ }
+
+ if (ex.reason < 0 && ex.error == NOT_AVAILABLE_ERROR)
+ throw_error (NOT_AVAILABLE_ERROR,
+ _("Cannot determine virtual baseclass offset "
+ "of incomplete object"));
+ else if (ex.reason < 0)
+ throw_exception (ex);
+ else
+ return res;
}
struct value *
-value_virtual_fn_field (struct value **arg1p, struct fn_field *f, int j,
+value_virtual_fn_field (struct value **arg1p,
+ struct fn_field *f, int j,
struct type *type, int offset)
{
if ((current_cp_abi.virtual_fn_field) == NULL)
return NULL;
- return (*current_cp_abi.virtual_fn_field) (arg1p, f, j, type, offset);
+ return (*current_cp_abi.virtual_fn_field) (arg1p, f, j,
+ type, offset);
}
struct type *
-value_rtti_type (struct value *v, int *full, int *top, int *using_enc)
+value_rtti_type (struct value *v, int *full,
+ int *top, int *using_enc)
{
+ struct type *ret = NULL;
+ volatile struct gdb_exception e;
+
if ((current_cp_abi.rtti_type) == NULL)
return NULL;
- return (*current_cp_abi.rtti_type) (v, full, top, using_enc);
+ TRY_CATCH (e, RETURN_MASK_ERROR)
+ {
+ ret = (*current_cp_abi.rtti_type) (v, full, top, using_enc);
+ }
+ if (e.reason < 0)
+ return NULL;
+ return ret;
+}
+
+void
+cplus_print_method_ptr (const gdb_byte *contents,
+ struct type *type,
+ struct ui_file *stream)
+{
+ if (current_cp_abi.print_method_ptr == NULL)
+ error (_("GDB does not support pointers to methods on this target"));
+ (*current_cp_abi.print_method_ptr) (contents, type, stream);
+}
+
+int
+cplus_method_ptr_size (struct type *to_type)
+{
+ if (current_cp_abi.method_ptr_size == NULL)
+ error (_("GDB does not support pointers to methods on this target"));
+ return (*current_cp_abi.method_ptr_size) (to_type);
+}
+
+void
+cplus_make_method_ptr (struct type *type, gdb_byte *contents,
+ CORE_ADDR value, int is_virtual)
+{
+ if (current_cp_abi.make_method_ptr == NULL)
+ error (_("GDB does not support pointers to methods on this target"));
+ (*current_cp_abi.make_method_ptr) (type, contents, value, is_virtual);
+}
+
+CORE_ADDR
+cplus_skip_trampoline (struct frame_info *frame,
+ CORE_ADDR stop_pc)
+{
+ if (current_cp_abi.skip_trampoline == NULL)
+ return 0;
+ return (*current_cp_abi.skip_trampoline) (frame, stop_pc);
+}
+
+struct value *
+cplus_method_ptr_to_value (struct value **this_p,
+ struct value *method_ptr)
+{
+ if (current_cp_abi.method_ptr_to_value == NULL)
+ error (_("GDB does not support pointers to methods on this target"));
+ return (*current_cp_abi.method_ptr_to_value) (this_p, method_ptr);
+}
+
+/* See cp-abi.h. */
+
+void
+cplus_print_vtable (struct value *value)
+{
+ if (current_cp_abi.print_vtable == NULL)
+ error (_("GDB cannot print the vtable on this target"));
+ (*current_cp_abi.print_vtable) (value);
+}
+
+/* See cp-abi.h. */
+
+struct value *
+cplus_typeid (struct value *value)
+{
+ if (current_cp_abi.get_typeid == NULL)
+ error (_("GDB cannot find the typeid on this target"));
+ return (*current_cp_abi.get_typeid) (value);
+}
+
+/* See cp-abi.h. */
+
+struct type *
+cplus_typeid_type (struct gdbarch *gdbarch)
+{
+ if (current_cp_abi.get_typeid_type == NULL)
+ error (_("GDB cannot find the type for 'typeid' on this target"));
+ return (*current_cp_abi.get_typeid_type) (gdbarch);
+}
+
+/* See cp-abi.h. */
+
+struct type *
+cplus_type_from_type_info (struct value *value)
+{
+ if (current_cp_abi.get_type_from_type_info == NULL)
+ error (_("GDB cannot find the type from a std::type_info on this target"));
+ return (*current_cp_abi.get_type_from_type_info) (value);
+}
+
+/* See cp-abi.h. */
+
+char *
+cplus_typename_from_type_info (struct value *value)
+{
+ if (current_cp_abi.get_typename_from_type_info == NULL)
+ error (_("GDB cannot find the type name "
+ "from a std::type_info on this target"));
+ return (*current_cp_abi.get_typename_from_type_info) (value);
+}
+
+int
+cp_pass_by_reference (struct type *type)
+{
+ if ((current_cp_abi.pass_by_reference) == NULL)
+ return 0;
+ return (*current_cp_abi.pass_by_reference) (type);
}
/* Set the current C++ ABI to SHORT_NAME. */
{
if (num_cp_abis == CP_ABI_MAX)
internal_error (__FILE__, __LINE__,
- "Too many C++ ABIs, please increase CP_ABI_MAX in cp-abi.c");
+ _("Too many C++ ABIs, please increase "
+ "CP_ABI_MAX in cp-abi.c"));
cp_abis[num_cp_abis++] = abi;
if (abi == NULL)
internal_error (__FILE__, __LINE__,
- "Cannot find C++ ABI \"%s\" to set it as auto default.",
+ _("Cannot find C++ ABI \"%s\" to set it as auto default."),
short_name);
if (auto_cp_abi.longname != NULL)
auto_cp_abi = *abi;
auto_cp_abi.shortname = "auto";
- new_longname = xmalloc (strlen ("currently ") + 1 + strlen (abi->shortname)
- + 1 + 1);
- sprintf (new_longname, "currently \"%s\"", abi->shortname);
+ new_longname = xstrprintf ("currently \"%s\"", abi->shortname);
auto_cp_abi.longname = new_longname;
- new_doc = xmalloc (strlen ("Automatically selected; currently ")
- + 1 + strlen (abi->shortname) + 1 + 1);
- sprintf (new_doc, "Automatically selected; currently \"%s\"", abi->shortname);
+ new_doc = xstrprintf ("Automatically selected; currently \"%s\"",
+ abi->shortname);
auto_cp_abi.doc = new_doc;
/* Since we copy the current ABI into current_cp_abi instead of
static void
list_cp_abis (int from_tty)
{
+ struct ui_out *uiout = current_uiout;
struct cleanup *cleanup_chain;
int i;
- ui_out_text (uiout, "The available C++ ABIs are:\n");
- cleanup_chain = make_cleanup_ui_out_tuple_begin_end (uiout, "cp-abi-list");
+ ui_out_text (uiout, "The available C++ ABIs are:\n");
+ cleanup_chain = make_cleanup_ui_out_tuple_begin_end (uiout,
+ "cp-abi-list");
for (i = 0; i < num_cp_abis; i++)
{
char pad[14];
}
if (!switch_to_cp_abi (args))
- error ("Could not find \"%s\" in ABI list", args);
+ error (_("Could not find \"%s\" in ABI list"), args);
+}
+
+/* A completion function for "set cp-abi". */
+
+static VEC (char_ptr) *
+cp_abi_completer (struct cmd_list_element *ignore,
+ const char *text, const char *word)
+{
+ static const char **cp_abi_names;
+
+ if (cp_abi_names == NULL)
+ {
+ int i;
+
+ cp_abi_names = XNEWVEC (const char *, num_cp_abis + 1);
+ for (i = 0; i < num_cp_abis; ++i)
+ cp_abi_names[i] = cp_abis[i]->shortname;
+ cp_abi_names[i] = NULL;
+ }
+
+ return complete_on_enum (cp_abi_names, text, word);
}
/* Show the currently selected C++ ABI. */
static void
show_cp_abi_cmd (char *args, int from_tty)
{
+ struct ui_out *uiout = current_uiout;
+
ui_out_text (uiout, "The currently selected C++ ABI is \"");
ui_out_field_string (uiout, "cp-abi", current_cp_abi.shortname);
void
_initialize_cp_abi (void)
{
+ struct cmd_list_element *c;
+
register_cp_abi (&auto_cp_abi);
switch_to_cp_abi ("auto");
- add_cmd ("cp-abi", class_obscure, set_cp_abi_cmd,
- "Set the ABI used for inspecting C++ objects.\n"
- "\"set cp-abi\" with no arguments will list the available ABIs.",
- &setlist);
+ c = add_cmd ("cp-abi", class_obscure, set_cp_abi_cmd, _("\
+Set the ABI used for inspecting C++ objects.\n\
+\"set cp-abi\" with no arguments will list the available ABIs."),
+ &setlist);
+ set_cmd_completer (c, cp_abi_completer);
add_cmd ("cp-abi", class_obscure, show_cp_abi_cmd,
- "Show the ABI used for inspecting C++ objects.", &showlist);
+ _("Show the ABI used for inspecting C++ objects."),
+ &showlist);
}
projects / deliverable / binutils-gdb.git / blobdiff