/* Print values for GDB, the GNU debugger.
- Copyright (C) 1986-2020 Free Software Foundation, Inc.
+ Copyright (C) 1986-2022 Free Software Foundation, Inc.
This file is part of GDB.
#include "count-one-bits.h"
#include "c-lang.h"
#include "cp-abi.h"
+#include "inferior.h"
+#include "gdbsupport/selftest.h"
+#include "selftest-arch.h"
/* Maximum number of wchars returned from wchar_iterate. */
#define MAX_WCHARS 4
10, /* repeat_count_threshold */
0, /* output_format */
0, /* format */
+ 1, /* memory_tag_violations */
0, /* stop_print_at_null */
0, /* print_array_indexes */
0, /* deref_ref */
value);
}
+/* If nonzero, prints memory tag violations for pointers. */
+
+static void
+show_memory_tag_violations (struct ui_file *file, int from_tty,
+ struct cmd_list_element *c, const char *value)
+{
+ fprintf_filtered (file,
+ _("Printing of memory tag violations is %s.\n"),
+ value);
+}
+
/* If nonzero, stops printing of char arrays at first null. */
static void
CORE_ADDR address, struct ui_file *stream,
const struct value_print_options *options)
{
- struct gdbarch *gdbarch = get_type_arch (type);
+ struct gdbarch *gdbarch = type->arch ();
if (elttype->code () == TYPE_CODE_FUNC)
{
print_ref_address (struct type *type, const gdb_byte *address_buffer,
int embedded_offset, struct ui_file *stream)
{
- struct gdbarch *gdbarch = get_type_arch (type);
+ struct gdbarch *gdbarch = type->arch ();
if (address_buffer != NULL)
{
fputs_styled (TYPE_FIELD_NAME (type, i), variable_name_style.style (),
stream);
}
- else if (TYPE_FLAG_ENUM (type))
+ else if (type->is_flag_enum ())
{
int first = 1;
const struct value_print_options *options)
{
LONGEST val;
- struct gdbarch *gdbarch = get_type_arch (type);
+ struct gdbarch *gdbarch = type->arch ();
int unit_size = gdbarch_addressable_memory_unit_size (gdbarch);
gdb_assert (!options->format);
struct value *original_value,
const struct value_print_options *options)
{
- struct gdbarch *gdbarch = get_type_arch (type);
+ struct gdbarch *gdbarch = type->arch ();
gdb_assert (!options->format);
+ embedded_offset);
ULONGEST val = unpack_long (type, valaddr);
int field, nfields = type->num_fields ();
- struct gdbarch *gdbarch = get_type_arch (type);
+ struct gdbarch *gdbarch = type->arch ();
struct type *bool_type = builtin_type (gdbarch)->builtin_bool;
fputs_filtered ("[", stream);
else
{
unsigned field_len = TYPE_FIELD_BITSIZE (type, field);
- ULONGEST field_val
- = val >> (TYPE_FIELD_BITPOS (type, field) - field_len + 1);
+ ULONGEST field_val = val >> TYPE_FIELD_BITPOS (type, field);
if (field_len < sizeof (ULONGEST) * TARGET_CHAR_BIT)
field_val &= ((ULONGEST) 1 << field_len) - 1;
CORE_ADDR address,
struct ui_file *stream)
{
- CORE_ADDR func_addr
- = gdbarch_convert_from_func_ptr_addr (gdbarch, address,
- current_top_target ());
+ CORE_ADDR func_addr = gdbarch_convert_from_func_ptr_addr
+ (gdbarch, address, current_inferior ()->top_target ());
/* If the function pointer is represented by a description, print
the address of the description. */
unsigned int fetchlimit; /* Maximum number of chars to print. */
int bytes_read;
gdb::unique_xmalloc_ptr<gdb_byte> buffer; /* Dynamically growable fetch buffer. */
- struct gdbarch *gdbarch = get_type_arch (elttype);
+ struct gdbarch *gdbarch = elttype->arch ();
enum bfd_endian byte_order = type_byte_order (elttype);
int width = TYPE_LENGTH (elttype);
Use \"unlimited\" to print the complete structure.")
},
+ boolean_option_def {
+ "memory-tag-violations",
+ [] (value_print_options *opt) { return &opt->memory_tag_violations; },
+ show_memory_tag_violations, /* show_cmd_cb */
+ N_("Set printing of memory tag violations for pointers."),
+ N_("Show printing of memory tag violations for pointers."),
+ N_("Issue a warning when the printed value is a pointer\n\
+whose logical tag doesn't match the allocation tag of the memory\n\
+location it points to."),
+ },
+
boolean_option_def {
"null-stop",
[] (value_print_options *opt) { return &opt->stop_print_at_null; },
return {{value_print_option_defs}, opts};
}
+#if GDB_SELF_TEST
+
+/* Test printing of TYPE_CODE_FLAGS values. */
+
+static void
+test_print_flags (gdbarch *arch)
+{
+ type *flags_type = arch_flags_type (arch, "test_type", 32);
+ type *field_type = builtin_type (arch)->builtin_uint32;
+
+ /* Value: 1010 1010
+ Fields: CCCB BAAA */
+ append_flags_type_field (flags_type, 0, 3, field_type, "A");
+ append_flags_type_field (flags_type, 3, 2, field_type, "B");
+ append_flags_type_field (flags_type, 5, 3, field_type, "C");
+
+ value *val = allocate_value (flags_type);
+ gdb_byte *contents = value_contents_writeable (val);
+ store_unsigned_integer (contents, 4, gdbarch_byte_order (arch), 0xaa);
+
+ string_file out;
+ val_print_type_code_flags (flags_type, val, 0, &out);
+ SELF_CHECK (out.string () == "[ A=2 B=1 C=5 ]");
+}
+
+#endif
+
void _initialize_valprint ();
void
_initialize_valprint ()
{
+#if GDB_SELF_TEST
+ selftests::register_test_foreach_arch ("print-flags", test_print_flags);
+#endif
+
cmd_list_element *cmd;
- add_basic_prefix_cmd ("print", no_class,
- _("Generic command for setting how things print."),
- &setprintlist, "set print ", 0, &setlist);
- add_alias_cmd ("p", "print", no_class, 1, &setlist);
+ cmd_list_element *set_print_cmd
+ = add_basic_prefix_cmd ("print", no_class,
+ _("Generic command for setting how things print."),
+ &setprintlist, 0, &setlist);
+ add_alias_cmd ("p", set_print_cmd, no_class, 1, &setlist);
/* Prefer set print to set prompt. */
- add_alias_cmd ("pr", "print", no_class, 1, &setlist);
+ add_alias_cmd ("pr", set_print_cmd, no_class, 1, &setlist);
- add_show_prefix_cmd ("print", no_class,
- _("Generic command for showing print settings."),
- &showprintlist, "show print ", 0, &showlist);
- add_alias_cmd ("p", "print", no_class, 1, &showlist);
- add_alias_cmd ("pr", "print", no_class, 1, &showlist);
+ cmd_list_element *show_print_cmd
+ = add_show_prefix_cmd ("print", no_class,
+ _("Generic command for showing print settings."),
+ &showprintlist, 0, &showlist);
+ add_alias_cmd ("p", show_print_cmd, no_class, 1, &showlist);
+ add_alias_cmd ("pr", show_print_cmd, no_class, 1, &showlist);
cmd = add_basic_prefix_cmd ("raw", no_class,
_("\
Generic command for setting what things to print in \"raw\" mode."),
- &setprintrawlist, "set print raw ", 0,
- &setprintlist);
+ &setprintrawlist, 0, &setprintlist);
deprecate_cmd (cmd, nullptr);
cmd = add_show_prefix_cmd ("raw", no_class,
_("Generic command for showing \"print raw\" settings."),
- &showprintrawlist, "show print raw ", 0,
- &showprintlist);
+ &showprintrawlist, 0, &showprintlist);
deprecate_cmd (cmd, nullptr);
gdb::option::add_setshow_cmds_for_options