/* Dynamic architecture support for GDB, the GNU debugger.
- Copyright (C) 1998-2017 Free Software Foundation, Inc.
+ Copyright (C) 1998-2018 Free Software Foundation, Inc.
This file is part of GDB.
#include "reggroups.h"
#include "osabi.h"
#include "gdb_obstack.h"
-#include "observer.h"
+#include "observable.h"
#include "regcache.h"
#include "objfiles.h"
#include "auxv.h"
int int_bit;
int long_bit;
int long_long_bit;
- int long_long_align_bit;
int half_bit;
const struct floatformat ** half_format;
int float_bit;
int frame_red_zone_size;
gdbarch_convert_from_func_ptr_addr_ftype *convert_from_func_ptr_addr;
gdbarch_addr_bits_remove_ftype *addr_bits_remove;
+ int significant_addr_bit;
gdbarch_software_single_step_ftype *software_single_step;
gdbarch_single_step_through_delay_ftype *single_step_through_delay;
gdbarch_print_insn_ftype *print_insn;
gdbarch_skip_trampoline_code_ftype *skip_trampoline_code;
gdbarch_skip_solib_resolver_ftype *skip_solib_resolver;
gdbarch_in_solib_return_trampoline_ftype *in_solib_return_trampoline;
+ gdbarch_in_indirect_branch_thunk_ftype *in_indirect_branch_thunk;
gdbarch_stack_frame_destroyed_p_ftype *stack_frame_destroyed_p;
gdbarch_elf_make_msymbol_special_ftype *elf_make_msymbol_special;
gdbarch_coff_make_msymbol_special_ftype *coff_make_msymbol_special;
gdbarch_fetch_pointer_argument_ftype *fetch_pointer_argument;
gdbarch_iterate_over_regset_sections_ftype *iterate_over_regset_sections;
gdbarch_make_corefile_notes_ftype *make_corefile_notes;
- gdbarch_elfcore_write_linux_prpsinfo_ftype *elfcore_write_linux_prpsinfo;
gdbarch_find_memory_regions_ftype *find_memory_regions;
gdbarch_core_xfer_shared_libraries_ftype *core_xfer_shared_libraries;
gdbarch_core_xfer_shared_libraries_aix_ftype *core_xfer_shared_libraries_aix;
gdbarch_core_pid_to_str_ftype *core_pid_to_str;
gdbarch_core_thread_name_ftype *core_thread_name;
+ gdbarch_core_xfer_siginfo_ftype *core_xfer_siginfo;
const char * gcore_bfd_target;
int vtable_function_descriptors;
int vbit_in_delta;
gdbarch_displaced_step_copy_insn_ftype *displaced_step_copy_insn;
gdbarch_displaced_step_hw_singlestep_ftype *displaced_step_hw_singlestep;
gdbarch_displaced_step_fixup_ftype *displaced_step_fixup;
- gdbarch_displaced_step_free_closure_ftype *displaced_step_free_closure;
gdbarch_displaced_step_location_ftype *displaced_step_location;
gdbarch_relocate_instruction_ftype *relocate_instruction;
gdbarch_overlay_update_ftype *overlay_update;
gdbarch_addressable_memory_unit_size_ftype *addressable_memory_unit_size;
char ** disassembler_options;
const disasm_options_t * valid_disassembler_options;
+ gdbarch_type_align_ftype *type_align;
};
/* Create a new ``struct gdbarch'' based on information provided by
gdbarch->int_bit = 4*TARGET_CHAR_BIT;
gdbarch->long_bit = 4*TARGET_CHAR_BIT;
gdbarch->long_long_bit = 2*gdbarch->long_bit;
- gdbarch->long_long_align_bit = 2*gdbarch->long_bit;
gdbarch->half_bit = 2*TARGET_CHAR_BIT;
gdbarch->float_bit = 4*TARGET_CHAR_BIT;
gdbarch->double_bit = 8*TARGET_CHAR_BIT;
gdbarch->stabs_argument_has_addr = default_stabs_argument_has_addr;
gdbarch->convert_from_func_ptr_addr = convert_from_func_ptr_addr_identity;
gdbarch->addr_bits_remove = core_addr_identity;
+ gdbarch->print_insn = default_print_insn;
gdbarch->skip_trampoline_code = generic_skip_trampoline_code;
gdbarch->skip_solib_resolver = generic_skip_solib_resolver;
gdbarch->in_solib_return_trampoline = generic_in_solib_return_trampoline;
+ gdbarch->in_indirect_branch_thunk = default_in_indirect_branch_thunk;
gdbarch->stack_frame_destroyed_p = generic_stack_frame_destroyed_p;
gdbarch->coff_make_msymbol_special = default_coff_make_msymbol_special;
gdbarch->make_symbol_special = default_make_symbol_special;
gdbarch->skip_permanent_breakpoint = default_skip_permanent_breakpoint;
gdbarch->displaced_step_hw_singlestep = default_displaced_step_hw_singlestep;
gdbarch->displaced_step_fixup = NULL;
- gdbarch->displaced_step_free_closure = NULL;
gdbarch->displaced_step_location = NULL;
gdbarch->relocate_instruction = NULL;
gdbarch->has_shared_address_space = default_has_shared_address_space;
gdbarch->gcc_target_options = default_gcc_target_options;
gdbarch->gnu_triplet_regexp = default_gnu_triplet_regexp;
gdbarch->addressable_memory_unit_size = default_addressable_memory_unit_size;
+ gdbarch->type_align = default_type_align;
/* gdbarch_alloc() */
return gdbarch;
}
-/* Allocate extra space using the per-architecture obstack. */
-void *
-gdbarch_obstack_zalloc (struct gdbarch *arch, long size)
+obstack *gdbarch_obstack (gdbarch *arch)
{
- void *data = obstack_alloc (arch->obstack, size);
-
- memset (data, 0, size);
- return data;
+ return arch->obstack;
}
/* See gdbarch.h. */
/* Skip verify of int_bit, invalid_p == 0 */
/* Skip verify of long_bit, invalid_p == 0 */
/* Skip verify of long_long_bit, invalid_p == 0 */
- /* Skip verify of long_long_align_bit, invalid_p == 0 */
/* Skip verify of half_bit, invalid_p == 0 */
if (gdbarch->half_format == 0)
gdbarch->half_format = floatformats_ieee_half;
/* Skip verify of stabs_argument_has_addr, invalid_p == 0 */
/* Skip verify of convert_from_func_ptr_addr, invalid_p == 0 */
/* Skip verify of addr_bits_remove, invalid_p == 0 */
+ if (gdbarch->significant_addr_bit == 0)
+ gdbarch->significant_addr_bit = gdbarch_addr_bit (gdbarch);
/* Skip verify of software_single_step, has predicate. */
/* Skip verify of single_step_through_delay, has predicate. */
- if (gdbarch->print_insn == 0)
- log.puts ("\n\tprint_insn");
+ /* Skip verify of print_insn, invalid_p == 0 */
/* Skip verify of skip_trampoline_code, invalid_p == 0 */
/* Skip verify of skip_solib_resolver, invalid_p == 0 */
/* Skip verify of in_solib_return_trampoline, invalid_p == 0 */
+ /* Skip verify of in_indirect_branch_thunk, invalid_p == 0 */
/* Skip verify of stack_frame_destroyed_p, invalid_p == 0 */
/* Skip verify of elf_make_msymbol_special, has predicate. */
/* Skip verify of coff_make_msymbol_special, invalid_p == 0 */
/* Skip verify of fetch_pointer_argument, has predicate. */
/* Skip verify of iterate_over_regset_sections, has predicate. */
/* Skip verify of make_corefile_notes, has predicate. */
- /* Skip verify of elfcore_write_linux_prpsinfo, has predicate. */
/* Skip verify of find_memory_regions, has predicate. */
/* Skip verify of core_xfer_shared_libraries, has predicate. */
/* Skip verify of core_xfer_shared_libraries_aix, has predicate. */
/* Skip verify of core_pid_to_str, has predicate. */
/* Skip verify of core_thread_name, has predicate. */
+ /* Skip verify of core_xfer_siginfo, has predicate. */
/* Skip verify of gcore_bfd_target, has predicate. */
/* Skip verify of vtable_function_descriptors, invalid_p == 0 */
/* Skip verify of vbit_in_delta, invalid_p == 0 */
/* Skip verify of displaced_step_copy_insn, has predicate. */
/* Skip verify of displaced_step_hw_singlestep, invalid_p == 0 */
/* Skip verify of displaced_step_fixup, has predicate. */
- if ((! gdbarch->displaced_step_free_closure) != (! gdbarch->displaced_step_copy_insn))
- log.puts ("\n\tdisplaced_step_free_closure");
if ((! gdbarch->displaced_step_location) != (! gdbarch->displaced_step_copy_insn))
log.puts ("\n\tdisplaced_step_location");
/* Skip verify of relocate_instruction, has predicate. */
/* Skip verify of addressable_memory_unit_size, invalid_p == 0 */
/* Skip verify of disassembler_options, invalid_p == 0 */
/* Skip verify of valid_disassembler_options, invalid_p == 0 */
+ /* Skip verify of type_align, invalid_p == 0 */
if (!log.empty ())
internal_error (__FILE__, __LINE__,
_("verify_gdbarch: the following are invalid ...%s"),
fprintf_unfiltered (file,
"gdbarch_dump: core_xfer_shared_libraries_aix = <%s>\n",
host_address_to_string (gdbarch->core_xfer_shared_libraries_aix));
+ fprintf_unfiltered (file,
+ "gdbarch_dump: gdbarch_core_xfer_siginfo_p() = %d\n",
+ gdbarch_core_xfer_siginfo_p (gdbarch));
+ fprintf_unfiltered (file,
+ "gdbarch_dump: core_xfer_siginfo = <%s>\n",
+ host_address_to_string (gdbarch->core_xfer_siginfo));
fprintf_unfiltered (file,
"gdbarch_dump: decr_pc_after_break = %s\n",
core_addr_to_string_nz (gdbarch->decr_pc_after_break));
fprintf_unfiltered (file,
"gdbarch_dump: displaced_step_fixup = <%s>\n",
host_address_to_string (gdbarch->displaced_step_fixup));
- fprintf_unfiltered (file,
- "gdbarch_dump: displaced_step_free_closure = <%s>\n",
- host_address_to_string (gdbarch->displaced_step_free_closure));
fprintf_unfiltered (file,
"gdbarch_dump: displaced_step_hw_singlestep = <%s>\n",
host_address_to_string (gdbarch->displaced_step_hw_singlestep));
fprintf_unfiltered (file,
"gdbarch_dump: elf_make_msymbol_special = <%s>\n",
host_address_to_string (gdbarch->elf_make_msymbol_special));
- fprintf_unfiltered (file,
- "gdbarch_dump: gdbarch_elfcore_write_linux_prpsinfo_p() = %d\n",
- gdbarch_elfcore_write_linux_prpsinfo_p (gdbarch));
- fprintf_unfiltered (file,
- "gdbarch_dump: elfcore_write_linux_prpsinfo = <%s>\n",
- host_address_to_string (gdbarch->elfcore_write_linux_prpsinfo));
fprintf_unfiltered (file,
"gdbarch_dump: execute_dwarf_cfa_vendor_op = <%s>\n",
host_address_to_string (gdbarch->execute_dwarf_cfa_vendor_op));
fprintf_unfiltered (file,
"gdbarch_dump: have_nonsteppable_watchpoint = %s\n",
plongest (gdbarch->have_nonsteppable_watchpoint));
+ fprintf_unfiltered (file,
+ "gdbarch_dump: in_indirect_branch_thunk = <%s>\n",
+ host_address_to_string (gdbarch->in_indirect_branch_thunk));
fprintf_unfiltered (file,
"gdbarch_dump: in_solib_return_trampoline = <%s>\n",
host_address_to_string (gdbarch->in_solib_return_trampoline));
fprintf_unfiltered (file,
"gdbarch_dump: long_double_format = %s\n",
pformat (gdbarch->long_double_format));
- fprintf_unfiltered (file,
- "gdbarch_dump: long_long_align_bit = %s\n",
- plongest (gdbarch->long_long_align_bit));
fprintf_unfiltered (file,
"gdbarch_dump: long_long_bit = %s\n",
plongest (gdbarch->long_long_bit));
fprintf_unfiltered (file,
"gdbarch_dump: short_bit = %s\n",
plongest (gdbarch->short_bit));
+ fprintf_unfiltered (file,
+ "gdbarch_dump: significant_addr_bit = %s\n",
+ plongest (gdbarch->significant_addr_bit));
fprintf_unfiltered (file,
"gdbarch_dump: gdbarch_single_step_through_delay_p() = %d\n",
gdbarch_single_step_through_delay_p (gdbarch));
fprintf_unfiltered (file,
"gdbarch_dump: target_desc = %s\n",
host_address_to_string (gdbarch->target_desc));
+ fprintf_unfiltered (file,
+ "gdbarch_dump: type_align = <%s>\n",
+ host_address_to_string (gdbarch->type_align));
fprintf_unfiltered (file,
"gdbarch_dump: gdbarch_unwind_pc_p() = %d\n",
gdbarch_unwind_pc_p (gdbarch));
gdbarch->long_long_bit = long_long_bit;
}
-int
-gdbarch_long_long_align_bit (struct gdbarch *gdbarch)
-{
- gdb_assert (gdbarch != NULL);
- /* Skip verify of long_long_align_bit, invalid_p == 0 */
- if (gdbarch_debug >= 2)
- fprintf_unfiltered (gdb_stdlog, "gdbarch_long_long_align_bit called\n");
- return gdbarch->long_long_align_bit;
-}
-
-void
-set_gdbarch_long_long_align_bit (struct gdbarch *gdbarch,
- int long_long_align_bit)
-{
- gdbarch->long_long_align_bit = long_long_align_bit;
-}
-
int
gdbarch_half_bit (struct gdbarch *gdbarch)
{
}
CORE_ADDR
-gdbarch_read_pc (struct gdbarch *gdbarch, struct regcache *regcache)
+gdbarch_read_pc (struct gdbarch *gdbarch, readable_regcache *regcache)
{
gdb_assert (gdbarch != NULL);
gdb_assert (gdbarch->read_pc != NULL);
}
enum register_status
-gdbarch_pseudo_register_read (struct gdbarch *gdbarch, struct regcache *regcache, int cookednum, gdb_byte *buf)
+gdbarch_pseudo_register_read (struct gdbarch *gdbarch, readable_regcache *regcache, int cookednum, gdb_byte *buf)
{
gdb_assert (gdbarch != NULL);
gdb_assert (gdbarch->pseudo_register_read != NULL);
}
struct value *
-gdbarch_pseudo_register_read_value (struct gdbarch *gdbarch, struct regcache *regcache, int cookednum)
+gdbarch_pseudo_register_read_value (struct gdbarch *gdbarch, readable_regcache *regcache, int cookednum)
{
gdb_assert (gdbarch != NULL);
gdb_assert (gdbarch->pseudo_register_read_value != NULL);
gdbarch->addr_bits_remove = addr_bits_remove;
}
+int
+gdbarch_significant_addr_bit (struct gdbarch *gdbarch)
+{
+ gdb_assert (gdbarch != NULL);
+ if (gdbarch_debug >= 2)
+ fprintf_unfiltered (gdb_stdlog, "gdbarch_significant_addr_bit called\n");
+ return gdbarch->significant_addr_bit;
+}
+
+void
+set_gdbarch_significant_addr_bit (struct gdbarch *gdbarch,
+ int significant_addr_bit)
+{
+ gdbarch->significant_addr_bit = significant_addr_bit;
+}
+
int
gdbarch_software_single_step_p (struct gdbarch *gdbarch)
{
return gdbarch->software_single_step != NULL;
}
-VEC (CORE_ADDR) *
+std::vector<CORE_ADDR>
gdbarch_software_single_step (struct gdbarch *gdbarch, struct regcache *regcache)
{
gdb_assert (gdbarch != NULL);
gdbarch->in_solib_return_trampoline = in_solib_return_trampoline;
}
+bool
+gdbarch_in_indirect_branch_thunk (struct gdbarch *gdbarch, CORE_ADDR pc)
+{
+ gdb_assert (gdbarch != NULL);
+ gdb_assert (gdbarch->in_indirect_branch_thunk != NULL);
+ if (gdbarch_debug >= 2)
+ fprintf_unfiltered (gdb_stdlog, "gdbarch_in_indirect_branch_thunk called\n");
+ return gdbarch->in_indirect_branch_thunk (gdbarch, pc);
+}
+
+void
+set_gdbarch_in_indirect_branch_thunk (struct gdbarch *gdbarch,
+ gdbarch_in_indirect_branch_thunk_ftype in_indirect_branch_thunk)
+{
+ gdbarch->in_indirect_branch_thunk = in_indirect_branch_thunk;
+}
+
int
gdbarch_stack_frame_destroyed_p (struct gdbarch *gdbarch, CORE_ADDR addr)
{
gdbarch->make_corefile_notes = make_corefile_notes;
}
-int
-gdbarch_elfcore_write_linux_prpsinfo_p (struct gdbarch *gdbarch)
-{
- gdb_assert (gdbarch != NULL);
- return gdbarch->elfcore_write_linux_prpsinfo != NULL;
-}
-
-char *
-gdbarch_elfcore_write_linux_prpsinfo (struct gdbarch *gdbarch, bfd *obfd, char *note_data, int *note_size, const struct elf_internal_linux_prpsinfo *info)
-{
- gdb_assert (gdbarch != NULL);
- gdb_assert (gdbarch->elfcore_write_linux_prpsinfo != NULL);
- if (gdbarch_debug >= 2)
- fprintf_unfiltered (gdb_stdlog, "gdbarch_elfcore_write_linux_prpsinfo called\n");
- return gdbarch->elfcore_write_linux_prpsinfo (obfd, note_data, note_size, info);
-}
-
-void
-set_gdbarch_elfcore_write_linux_prpsinfo (struct gdbarch *gdbarch,
- gdbarch_elfcore_write_linux_prpsinfo_ftype elfcore_write_linux_prpsinfo)
-{
- gdbarch->elfcore_write_linux_prpsinfo = elfcore_write_linux_prpsinfo;
-}
-
int
gdbarch_find_memory_regions_p (struct gdbarch *gdbarch)
{
gdbarch->core_thread_name = core_thread_name;
}
+int
+gdbarch_core_xfer_siginfo_p (struct gdbarch *gdbarch)
+{
+ gdb_assert (gdbarch != NULL);
+ return gdbarch->core_xfer_siginfo != NULL;
+}
+
+LONGEST
+gdbarch_core_xfer_siginfo (struct gdbarch *gdbarch, gdb_byte *readbuf, ULONGEST offset, ULONGEST len)
+{
+ gdb_assert (gdbarch != NULL);
+ gdb_assert (gdbarch->core_xfer_siginfo != NULL);
+ if (gdbarch_debug >= 2)
+ fprintf_unfiltered (gdb_stdlog, "gdbarch_core_xfer_siginfo called\n");
+ return gdbarch->core_xfer_siginfo (gdbarch, readbuf, offset, len);
+}
+
+void
+set_gdbarch_core_xfer_siginfo (struct gdbarch *gdbarch,
+ gdbarch_core_xfer_siginfo_ftype core_xfer_siginfo)
+{
+ gdbarch->core_xfer_siginfo = core_xfer_siginfo;
+}
+
int
gdbarch_gcore_bfd_target_p (struct gdbarch *gdbarch)
{
gdbarch->displaced_step_fixup = displaced_step_fixup;
}
-void
-gdbarch_displaced_step_free_closure (struct gdbarch *gdbarch, struct displaced_step_closure *closure)
-{
- gdb_assert (gdbarch != NULL);
- gdb_assert (gdbarch->displaced_step_free_closure != NULL);
- if (gdbarch_debug >= 2)
- fprintf_unfiltered (gdb_stdlog, "gdbarch_displaced_step_free_closure called\n");
- gdbarch->displaced_step_free_closure (gdbarch, closure);
-}
-
-void
-set_gdbarch_displaced_step_free_closure (struct gdbarch *gdbarch,
- gdbarch_displaced_step_free_closure_ftype displaced_step_free_closure)
-{
- gdbarch->displaced_step_free_closure = displaced_step_free_closure;
-}
-
CORE_ADDR
gdbarch_displaced_step_location (struct gdbarch *gdbarch)
{
}
int
-gdbarch_fast_tracepoint_valid_at (struct gdbarch *gdbarch, CORE_ADDR addr, char **msg)
+gdbarch_fast_tracepoint_valid_at (struct gdbarch *gdbarch, CORE_ADDR addr, std::string *msg)
{
gdb_assert (gdbarch != NULL);
gdb_assert (gdbarch->fast_tracepoint_valid_at != NULL);
gdbarch->valid_disassembler_options = valid_disassembler_options;
}
+ULONGEST
+gdbarch_type_align (struct gdbarch *gdbarch, struct type *type)
+{
+ gdb_assert (gdbarch != NULL);
+ gdb_assert (gdbarch->type_align != NULL);
+ if (gdbarch_debug >= 2)
+ fprintf_unfiltered (gdb_stdlog, "gdbarch_type_align called\n");
+ return gdbarch->type_align (gdbarch, type);
+}
+
+void
+set_gdbarch_type_align (struct gdbarch *gdbarch,
+ gdbarch_type_align_ftype type_align)
+{
+ gdbarch->type_align = type_align;
+}
+
/* Keep a registry of per-architecture data-pointers required by GDB
modules. */
gdb_assert (new_gdbarch != NULL);
gdb_assert (new_gdbarch->initialized_p);
current_inferior ()->gdbarch = new_gdbarch;
- observer_notify_architecture_changed (new_gdbarch);
+ gdb::observers::architecture_changed.notify (new_gdbarch);
registers_changed ();
}
return current_inferior ()->gdbarch;
}
-extern void _initialize_gdbarch (void);
-
void
_initialize_gdbarch (void)
{
projects / deliverable / binutils-gdb.git / blobdiff