/* Dynamic architecture support for GDB, the GNU debugger.
- Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
+ Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
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,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
/* This file was created with the aid of ``gdbarch.sh''.
gdbarch_unwind_dummy_id_ftype *unwind_dummy_id;
int deprecated_fp_regnum;
gdbarch_push_dummy_call_ftype *push_dummy_call;
- int deprecated_register_size;
int call_dummy_location;
gdbarch_push_dummy_code_ftype *push_dummy_code;
gdbarch_print_registers_info_ftype *print_registers_info;
gdbarch_register_reggroup_p_ftype *register_reggroup_p;
gdbarch_fetch_pointer_argument_ftype *fetch_pointer_argument;
gdbarch_regset_from_core_section_ftype *regset_from_core_section;
+ gdbarch_core_xfer_shared_libraries_ftype *core_xfer_shared_libraries;
int vtable_function_descriptors;
int vbit_in_delta;
gdbarch_skip_permanent_breakpoint_ftype *skip_permanent_breakpoint;
0, /* unwind_dummy_id */
-1, /* deprecated_fp_regnum */
0, /* push_dummy_call */
- 0, /* deprecated_register_size */
0, /* call_dummy_location */
0, /* push_dummy_code */
default_print_registers_info, /* print_registers_info */
default_register_reggroup_p, /* register_reggroup_p */
0, /* fetch_pointer_argument */
0, /* regset_from_core_section */
+ 0, /* core_xfer_shared_libraries */
0, /* vtable_function_descriptors */
0, /* vbit_in_delta */
0, /* skip_permanent_breakpoint */
/* Skip verify of register_reggroup_p, invalid_p == 0 */
/* Skip verify of fetch_pointer_argument, has predicate */
/* Skip verify of regset_from_core_section, has predicate */
+ /* Skip verify of core_xfer_shared_libraries, has predicate */
/* Skip verify of vtable_function_descriptors, invalid_p == 0 */
/* Skip verify of vbit_in_delta, invalid_p == 0 */
/* Skip verify of skip_permanent_breakpoint, has predicate */
fprintf_unfiltered (file,
"gdbarch_dump: adjust_breakpoint_address = <0x%lx>\n",
(long) current_gdbarch->adjust_breakpoint_address);
-#ifdef BELIEVE_PCC_PROMOTION
- fprintf_unfiltered (file,
- "gdbarch_dump: BELIEVE_PCC_PROMOTION # %s\n",
- XSTRING (BELIEVE_PCC_PROMOTION));
-#endif
fprintf_unfiltered (file,
"gdbarch_dump: believe_pcc_promotion = %s\n",
paddr_d (current_gdbarch->believe_pcc_promotion));
fprintf_unfiltered (file,
"gdbarch_dump: convert_register_p = <0x%lx>\n",
(long) current_gdbarch->convert_register_p);
+ fprintf_unfiltered (file,
+ "gdbarch_dump: gdbarch_core_xfer_shared_libraries_p() = %d\n",
+ gdbarch_core_xfer_shared_libraries_p (current_gdbarch));
+ fprintf_unfiltered (file,
+ "gdbarch_dump: core_xfer_shared_libraries = <0x%lx>\n",
+ (long) current_gdbarch->core_xfer_shared_libraries);
fprintf_unfiltered (file,
"gdbarch_dump: decr_pc_after_break = 0x%s\n",
paddr_nz (current_gdbarch->decr_pc_after_break));
-#ifdef DEPRECATED_FP_REGNUM
- fprintf_unfiltered (file,
- "gdbarch_dump: DEPRECATED_FP_REGNUM # %s\n",
- XSTRING (DEPRECATED_FP_REGNUM));
-#endif
fprintf_unfiltered (file,
"gdbarch_dump: deprecated_fp_regnum = %s\n",
paddr_d (current_gdbarch->deprecated_fp_regnum));
-#ifdef DEPRECATED_FUNCTION_START_OFFSET
- fprintf_unfiltered (file,
- "gdbarch_dump: DEPRECATED_FUNCTION_START_OFFSET # %s\n",
- XSTRING (DEPRECATED_FUNCTION_START_OFFSET));
-#endif
fprintf_unfiltered (file,
"gdbarch_dump: deprecated_function_start_offset = 0x%s\n",
paddr_nz (current_gdbarch->deprecated_function_start_offset));
-#ifdef DEPRECATED_REG_STRUCT_HAS_ADDR_P
- fprintf_unfiltered (file,
- "gdbarch_dump: %s # %s\n",
- "DEPRECATED_REG_STRUCT_HAS_ADDR_P()",
- XSTRING (DEPRECATED_REG_STRUCT_HAS_ADDR_P ()));
-#endif
fprintf_unfiltered (file,
"gdbarch_dump: gdbarch_deprecated_reg_struct_has_addr_p() = %d\n",
gdbarch_deprecated_reg_struct_has_addr_p (current_gdbarch));
-#ifdef DEPRECATED_REG_STRUCT_HAS_ADDR
- fprintf_unfiltered (file,
- "gdbarch_dump: %s # %s\n",
- "DEPRECATED_REG_STRUCT_HAS_ADDR(gcc_p, type)",
- XSTRING (DEPRECATED_REG_STRUCT_HAS_ADDR (gcc_p, type)));
-#endif
fprintf_unfiltered (file,
"gdbarch_dump: deprecated_reg_struct_has_addr = <0x%lx>\n",
(long) current_gdbarch->deprecated_reg_struct_has_addr);
-#ifdef DEPRECATED_REGISTER_SIZE
- fprintf_unfiltered (file,
- "gdbarch_dump: DEPRECATED_REGISTER_SIZE # %s\n",
- XSTRING (DEPRECATED_REGISTER_SIZE));
-#endif
- fprintf_unfiltered (file,
- "gdbarch_dump: deprecated_register_size = %s\n",
- paddr_d (current_gdbarch->deprecated_register_size));
-#ifdef DEPRECATED_USE_STRUCT_CONVENTION
- fprintf_unfiltered (file,
- "gdbarch_dump: %s # %s\n",
- "DEPRECATED_USE_STRUCT_CONVENTION(gcc_p, value_type)",
- XSTRING (DEPRECATED_USE_STRUCT_CONVENTION (gcc_p, value_type)));
-#endif
fprintf_unfiltered (file,
"gdbarch_dump: deprecated_use_struct_convention = <0x%lx>\n",
(long) current_gdbarch->deprecated_use_struct_convention);
fprintf_unfiltered (file,
"gdbarch_dump: elf_make_msymbol_special = <0x%lx>\n",
(long) current_gdbarch->elf_make_msymbol_special);
-#ifdef EXTRACT_RETURN_VALUE
- fprintf_unfiltered (file,
- "gdbarch_dump: %s # %s\n",
- "EXTRACT_RETURN_VALUE(type, regcache, valbuf)",
- XSTRING (EXTRACT_RETURN_VALUE (type, regcache, valbuf)));
-#endif
fprintf_unfiltered (file,
"gdbarch_dump: extract_return_value = <0x%lx>\n",
(long) current_gdbarch->extract_return_value);
fprintf_unfiltered (file,
"gdbarch_dump: print_float_info = <0x%lx>\n",
(long) current_gdbarch->print_float_info);
-#ifdef TARGET_PRINT_INSN
- fprintf_unfiltered (file,
- "gdbarch_dump: %s # %s\n",
- "TARGET_PRINT_INSN(vma, info)",
- XSTRING (TARGET_PRINT_INSN (vma, info)));
-#endif
fprintf_unfiltered (file,
"gdbarch_dump: print_insn = <0x%lx>\n",
(long) current_gdbarch->print_insn);
fprintf_unfiltered (file,
"gdbarch_dump: smash_text_address = <0x%lx>\n",
(long) current_gdbarch->smash_text_address);
-#ifdef SOFTWARE_SINGLE_STEP_P
- fprintf_unfiltered (file,
- "gdbarch_dump: %s # %s\n",
- "SOFTWARE_SINGLE_STEP_P()",
- XSTRING (SOFTWARE_SINGLE_STEP_P ()));
-#endif
fprintf_unfiltered (file,
"gdbarch_dump: gdbarch_software_single_step_p() = %d\n",
gdbarch_software_single_step_p (current_gdbarch));
-#ifdef SOFTWARE_SINGLE_STEP
- fprintf_unfiltered (file,
- "gdbarch_dump: %s # %s\n",
- "SOFTWARE_SINGLE_STEP(frame)",
- XSTRING (SOFTWARE_SINGLE_STEP (frame)));
-#endif
fprintf_unfiltered (file,
"gdbarch_dump: software_single_step = <0x%lx>\n",
(long) current_gdbarch->software_single_step);
fprintf_unfiltered (file,
"gdbarch_dump: stabs_argument_has_addr = <0x%lx>\n",
(long) current_gdbarch->stabs_argument_has_addr);
-#ifdef STORE_RETURN_VALUE
- fprintf_unfiltered (file,
- "gdbarch_dump: %s # %s\n",
- "STORE_RETURN_VALUE(type, regcache, valbuf)",
- XSTRING (STORE_RETURN_VALUE (type, regcache, valbuf)));
-#endif
fprintf_unfiltered (file,
"gdbarch_dump: store_return_value = <0x%lx>\n",
(long) current_gdbarch->store_return_value);
gdbarch->push_dummy_call = push_dummy_call;
}
-int
-gdbarch_deprecated_register_size (struct gdbarch *gdbarch)
-{
- gdb_assert (gdbarch != NULL);
- if (gdbarch_debug >= 2)
- fprintf_unfiltered (gdb_stdlog, "gdbarch_deprecated_register_size called\n");
- return gdbarch->deprecated_register_size;
-}
-
-void
-set_gdbarch_deprecated_register_size (struct gdbarch *gdbarch,
- int deprecated_register_size)
-{
- gdbarch->deprecated_register_size = deprecated_register_size;
-}
-
int
gdbarch_call_dummy_location (struct gdbarch *gdbarch)
{
gdbarch->regset_from_core_section = regset_from_core_section;
}
+int
+gdbarch_core_xfer_shared_libraries_p (struct gdbarch *gdbarch)
+{
+ gdb_assert (gdbarch != NULL);
+ return gdbarch->core_xfer_shared_libraries != NULL;
+}
+
+LONGEST
+gdbarch_core_xfer_shared_libraries (struct gdbarch *gdbarch, gdb_byte *readbuf, ULONGEST offset, LONGEST len)
+{
+ gdb_assert (gdbarch != NULL);
+ gdb_assert (gdbarch->core_xfer_shared_libraries != NULL);
+ if (gdbarch_debug >= 2)
+ fprintf_unfiltered (gdb_stdlog, "gdbarch_core_xfer_shared_libraries called\n");
+ return gdbarch->core_xfer_shared_libraries (gdbarch, readbuf, offset, len);
+}
+
+void
+set_gdbarch_core_xfer_shared_libraries (struct gdbarch *gdbarch,
+ gdbarch_core_xfer_shared_libraries_ftype core_xfer_shared_libraries)
+{
+ gdbarch->core_xfer_shared_libraries = core_xfer_shared_libraries;
+}
+
int
gdbarch_vtable_function_descriptors (struct gdbarch *gdbarch)
{
}
-
-/* Keep a registry of swapped data required by GDB modules. */
-
-struct gdbarch_swap
-{
- void *swap;
- struct gdbarch_swap_registration *source;
- struct gdbarch_swap *next;
-};
-
-struct gdbarch_swap_registration
-{
- void *data;
- unsigned long sizeof_data;
- gdbarch_swap_ftype *init;
- struct gdbarch_swap_registration *next;
-};
-
-struct gdbarch_swap_registry
-{
- int nr;
- struct gdbarch_swap_registration *registrations;
-};
-
-struct gdbarch_swap_registry gdbarch_swap_registry =
-{
- 0, NULL,
-};
-
-void
-deprecated_register_gdbarch_swap (void *data,
- unsigned long sizeof_data,
- gdbarch_swap_ftype *init)
-{
- struct gdbarch_swap_registration **rego;
- for (rego = &gdbarch_swap_registry.registrations;
- (*rego) != NULL;
- rego = &(*rego)->next);
- (*rego) = XMALLOC (struct gdbarch_swap_registration);
- (*rego)->next = NULL;
- (*rego)->init = init;
- (*rego)->data = data;
- (*rego)->sizeof_data = sizeof_data;
-}
-
-static void
-current_gdbarch_swap_init_hack (void)
-{
- struct gdbarch_swap_registration *rego;
- struct gdbarch_swap **curr = ¤t_gdbarch->swap;
- for (rego = gdbarch_swap_registry.registrations;
- rego != NULL;
- rego = rego->next)
- {
- if (rego->data != NULL)
- {
- (*curr) = GDBARCH_OBSTACK_ZALLOC (current_gdbarch,
- struct gdbarch_swap);
- (*curr)->source = rego;
- (*curr)->swap = gdbarch_obstack_zalloc (current_gdbarch,
- rego->sizeof_data);
- (*curr)->next = NULL;
- curr = &(*curr)->next;
- }
- if (rego->init != NULL)
- rego->init ();
- }
-}
-
-static struct gdbarch *
-current_gdbarch_swap_out_hack (void)
-{
- struct gdbarch *old_gdbarch = current_gdbarch;
- struct gdbarch_swap *curr;
-
- gdb_assert (old_gdbarch != NULL);
- for (curr = old_gdbarch->swap;
- curr != NULL;
- curr = curr->next)
- {
- memcpy (curr->swap, curr->source->data, curr->source->sizeof_data);
- memset (curr->source->data, 0, curr->source->sizeof_data);
- }
- current_gdbarch = NULL;
- return old_gdbarch;
-}
-
-static void
-current_gdbarch_swap_in_hack (struct gdbarch *new_gdbarch)
-{
- struct gdbarch_swap *curr;
-
- gdb_assert (current_gdbarch == NULL);
- for (curr = new_gdbarch->swap;
- curr != NULL;
- curr = curr->next)
- memcpy (curr->source->data, curr->swap, curr->source->sizeof_data);
- current_gdbarch = new_gdbarch;
-}
-
-
/* Keep a registry of the architectures known by GDB. */
struct gdbarch_registration
verify_gdbarch (new_gdbarch);
new_gdbarch->initialized_p = 1;
- /* Initialize any per-architecture swap areas. This phase requires
- a valid global CURRENT_GDBARCH. Set it momentarially, and then
- swap the entire architecture out. */
- current_gdbarch = new_gdbarch;
- current_gdbarch_swap_init_hack ();
- current_gdbarch_swap_out_hack ();
-
if (gdbarch_debug)
gdbarch_dump (new_gdbarch, gdb_stdlog);
struct gdbarch *
gdbarch_find_by_info (struct gdbarch_info info)
{
+ struct gdbarch *new_gdbarch;
+
/* Save the previously selected architecture, setting the global to
NULL. This stops things like gdbarch->init() trying to use the
previous architecture's configuration. The previous architecture
may not even be of the same architecture family. The most recent
architecture of the same family is found at the head of the
rego->arches list. */
- struct gdbarch *old_gdbarch = current_gdbarch_swap_out_hack ();
+ struct gdbarch *old_gdbarch = current_gdbarch;
+ current_gdbarch = NULL;
/* Find the specified architecture. */
- struct gdbarch *new_gdbarch = find_arch_by_info (info);
+ new_gdbarch = find_arch_by_info (info);
/* Restore the existing architecture. */
gdb_assert (current_gdbarch == NULL);
- current_gdbarch_swap_in_hack (old_gdbarch);
+ current_gdbarch = old_gdbarch;
return new_gdbarch;
}
-/* Make the specified architecture current, swapping the existing one
- out. */
+/* Make the specified architecture current. */
void
deprecated_current_gdbarch_select_hack (struct gdbarch *new_gdbarch)
gdb_assert (new_gdbarch != NULL);
gdb_assert (current_gdbarch != NULL);
gdb_assert (new_gdbarch->initialized_p);
- current_gdbarch_swap_out_hack ();
- current_gdbarch_swap_in_hack (new_gdbarch);
+ current_gdbarch = new_gdbarch;
architecture_changed_event ();
reinit_frame_cache ();
}