1 /* Dynamic architecture support for GDB, the GNU debugger.
3 Copyright 1998, 1999, 2000, 2001, 2002 Free Software Foundation,
6 This file is part of GDB.
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 59 Temple Place - Suite 330,
21 Boston, MA 02111-1307, USA. */
26 #include "arch-utils.h"
28 #include "inferior.h" /* enum CALL_DUMMY_LOCATION et.al. */
30 /* Just include everything in sight so that the every old definition
31 of macro is visible. */
35 #include "breakpoint.h"
42 #include "gdb_string.h"
44 #include "gdb_assert.h"
45 #include "sim-regno.h"
49 #include "floatformat.h"
51 /* Use the program counter to determine the contents and size
52 of a breakpoint instruction. If no target-dependent macro
53 BREAKPOINT_FROM_PC has been defined to implement this function,
54 assume that the breakpoint doesn't depend on the PC, and
55 use the values of the BIG_BREAKPOINT and LITTLE_BREAKPOINT macros.
56 Return a pointer to a string of bytes that encode a breakpoint
57 instruction, stores the length of the string to *lenptr,
58 and optionally adjust the pc to point to the correct memory location
59 for inserting the breakpoint. */
62 legacy_breakpoint_from_pc (CORE_ADDR
* pcptr
, int *lenptr
)
64 /* {BIG_,LITTLE_}BREAKPOINT is the sequence of bytes we insert for a
65 breakpoint. On some machines, breakpoints are handled by the
66 target environment and we don't have to worry about them here. */
68 if (TARGET_BYTE_ORDER
== BFD_ENDIAN_BIG
)
70 static unsigned char big_break_insn
[] = BIG_BREAKPOINT
;
71 *lenptr
= sizeof (big_break_insn
);
72 return big_break_insn
;
75 #ifdef LITTLE_BREAKPOINT
76 if (TARGET_BYTE_ORDER
!= BFD_ENDIAN_BIG
)
78 static unsigned char little_break_insn
[] = LITTLE_BREAKPOINT
;
79 *lenptr
= sizeof (little_break_insn
);
80 return little_break_insn
;
85 static unsigned char break_insn
[] = BREAKPOINT
;
86 *lenptr
= sizeof (break_insn
);
94 /* Implementation of extract return value that grubs around in the
97 legacy_extract_return_value (struct type
*type
, struct regcache
*regcache
,
100 char *registers
= deprecated_grub_regcache_for_registers (regcache
);
101 bfd_byte
*buf
= valbuf
;
102 DEPRECATED_EXTRACT_RETURN_VALUE (type
, registers
, buf
); /* OK */
105 /* Implementation of store return value that grubs the register cache.
106 Takes a local copy of the buffer to avoid const problems. */
108 legacy_store_return_value (struct type
*type
, struct regcache
*regcache
,
111 bfd_byte
*b
= alloca (TYPE_LENGTH (type
));
112 gdb_assert (regcache
== current_regcache
);
113 memcpy (b
, buf
, TYPE_LENGTH (type
));
114 DEPRECATED_STORE_RETURN_VALUE (type
, b
);
119 legacy_register_sim_regno (int regnum
)
121 /* Only makes sense to supply raw registers. */
122 gdb_assert (regnum
>= 0 && regnum
< NUM_REGS
);
123 /* NOTE: cagney/2002-05-13: The old code did it this way and it is
124 suspected that some GDB/SIM combinations may rely on this
125 behavour. The default should be one2one_register_sim_regno
127 if (REGISTER_NAME (regnum
) != NULL
128 && REGISTER_NAME (regnum
)[0] != '\0')
131 return LEGACY_SIM_REGNO_IGNORE
;
135 generic_frameless_function_invocation_not (struct frame_info
*fi
)
141 generic_return_value_on_stack_not (struct type
*type
)
147 generic_skip_trampoline_code (CORE_ADDR pc
)
153 generic_in_solib_call_trampoline (CORE_ADDR pc
, char *name
)
159 generic_in_solib_return_trampoline (CORE_ADDR pc
, char *name
)
165 generic_in_function_epilogue_p (struct gdbarch
*gdbarch
, CORE_ADDR pc
)
171 legacy_register_name (int i
)
173 #ifdef REGISTER_NAMES
174 static char *names
[] = REGISTER_NAMES
;
175 if (i
< 0 || i
>= (sizeof (names
) / sizeof (*names
)))
180 internal_error (__FILE__
, __LINE__
,
181 "legacy_register_name: called.");
186 #if defined (CALL_DUMMY)
187 LONGEST legacy_call_dummy_words
[] = CALL_DUMMY
;
189 LONGEST legacy_call_dummy_words
[1];
191 int legacy_sizeof_call_dummy_words
= sizeof (legacy_call_dummy_words
);
194 generic_remote_translate_xfer_address (CORE_ADDR gdb_addr
, int gdb_len
,
195 CORE_ADDR
* rem_addr
, int *rem_len
)
197 *rem_addr
= gdb_addr
;
202 generic_prologue_frameless_p (CORE_ADDR ip
)
204 return ip
== SKIP_PROLOGUE (ip
);
207 /* New/multi-arched targets should use the correct gdbarch field
208 instead of using this global pointer. */
210 legacy_print_insn (bfd_vma vma
, disassemble_info
*info
)
212 return (*tm_print_insn
) (vma
, info
);
215 /* Helper functions for INNER_THAN */
218 core_addr_lessthan (CORE_ADDR lhs
, CORE_ADDR rhs
)
224 core_addr_greaterthan (CORE_ADDR lhs
, CORE_ADDR rhs
)
230 /* Helper functions for TARGET_{FLOAT,DOUBLE}_FORMAT */
232 const struct floatformat
*
233 default_float_format (struct gdbarch
*gdbarch
)
236 int byte_order
= gdbarch_byte_order (gdbarch
);
238 int byte_order
= TARGET_BYTE_ORDER
;
243 return &floatformat_ieee_single_big
;
244 case BFD_ENDIAN_LITTLE
:
245 return &floatformat_ieee_single_little
;
247 internal_error (__FILE__
, __LINE__
,
248 "default_float_format: bad byte order");
253 const struct floatformat
*
254 default_double_format (struct gdbarch
*gdbarch
)
257 int byte_order
= gdbarch_byte_order (gdbarch
);
259 int byte_order
= TARGET_BYTE_ORDER
;
264 return &floatformat_ieee_double_big
;
265 case BFD_ENDIAN_LITTLE
:
266 return &floatformat_ieee_double_little
;
268 internal_error (__FILE__
, __LINE__
,
269 "default_double_format: bad byte order");
273 /* Misc helper functions for targets. */
276 frame_num_args_unknown (struct frame_info
*fi
)
283 generic_register_convertible_not (int num
)
289 /* Under some ABI's that specify the `struct convention' for returning
290 structures by value, by the time we've returned from the function,
291 the return value is sitting there in the caller's buffer, but GDB
292 has no way to find the address of that buffer.
294 On such architectures, use this function as your
295 extract_struct_value_address method. When asked to a struct
296 returned by value in this fashion, GDB will print a nice error
297 message, instead of garbage. */
299 generic_cannot_extract_struct_value_address (char *dummy
)
305 core_addr_identity (CORE_ADDR addr
)
311 no_op_reg_to_regnum (int reg
)
316 /* Default prepare_to_procced(). */
318 default_prepare_to_proceed (int select_it
)
323 /* Generic prepare_to_proceed(). This one should be suitable for most
324 targets that support threads. */
326 generic_prepare_to_proceed (int select_it
)
329 struct target_waitstatus wait_status
;
331 /* Get the last target status returned by target_wait(). */
332 get_last_target_status (&wait_ptid
, &wait_status
);
334 /* Make sure we were stopped either at a breakpoint, or because
336 if (wait_status
.kind
!= TARGET_WAITKIND_STOPPED
337 || (wait_status
.value
.sig
!= TARGET_SIGNAL_TRAP
&&
338 wait_status
.value
.sig
!= TARGET_SIGNAL_INT
))
343 if (!ptid_equal (wait_ptid
, minus_one_ptid
)
344 && !ptid_equal (inferior_ptid
, wait_ptid
))
346 /* Switched over from WAIT_PID. */
347 CORE_ADDR wait_pc
= read_pc_pid (wait_ptid
);
349 if (wait_pc
!= read_pc ())
353 /* Switch back to WAIT_PID thread. */
354 inferior_ptid
= wait_ptid
;
356 /* FIXME: This stuff came from switch_to_thread() in
357 thread.c (which should probably be a public function). */
358 flush_cached_frames ();
359 registers_changed ();
361 select_frame (get_current_frame ());
363 /* We return 1 to indicate that there is a breakpoint here,
364 so we need to step over it before continuing to avoid
365 hitting it straight away. */
366 if (breakpoint_here_p (wait_pc
))
377 init_frame_pc_noop (int fromleaf
, struct frame_info
*prev
)
383 init_frame_pc_default (int fromleaf
, struct frame_info
*prev
)
386 prev
->pc
= SAVED_PC_AFTER_CALL (prev
->next
);
387 else if (prev
->next
!= NULL
)
388 prev
->pc
= FRAME_SAVED_PC (prev
->next
);
390 prev
->pc
= read_pc ();
394 default_elf_make_msymbol_special (asymbol
*sym
, struct minimal_symbol
*msym
)
400 default_coff_make_msymbol_special (int val
, struct minimal_symbol
*msym
)
406 cannot_register_not (int regnum
)
411 /* Legacy version of target_virtual_frame_pointer(). Assumes that
412 there is an FP_REGNUM and that it is the same, cooked or raw. */
415 legacy_virtual_frame_pointer (CORE_ADDR pc
,
417 LONGEST
*frame_offset
)
419 /* FIXME: cagney/2002-09-13: This code is used when identifying the
420 frame pointer of the current PC. It is assuming that a single
421 register and an offset can determine this. I think it should
422 instead generate a byte code expression as that would work better
423 with things like Dwarf2's CFI. */
424 if (FP_REGNUM
>= 0 && FP_REGNUM
< NUM_REGS
)
425 *frame_regnum
= FP_REGNUM
;
426 else if (SP_REGNUM
>= 0 && SP_REGNUM
< NUM_REGS
)
427 *frame_regnum
= SP_REGNUM
;
429 /* Should this be an internal error? I guess so, it is reflecting
430 an architectural limitation in the current design. */
431 internal_error (__FILE__
, __LINE__
, "No virtual frame pointer available");
435 /* Assume the world is sane, every register's virtual and real size
439 generic_register_size (int regnum
)
441 gdb_assert (regnum
>= 0 && regnum
< NUM_REGS
+ NUM_PSEUDO_REGS
);
442 return TYPE_LENGTH (REGISTER_VIRTUAL_TYPE (regnum
));
445 /* Assume all registers are adjacent. */
448 generic_register_byte (int regnum
)
452 gdb_assert (regnum
>= 0 && regnum
< NUM_REGS
+ NUM_PSEUDO_REGS
);
454 for (i
= 0; i
< regnum
; i
++)
456 byte
+= TYPE_LENGTH (REGISTER_VIRTUAL_TYPE (i
));
463 legacy_pc_in_sigtramp (CORE_ADDR pc
, char *name
)
465 #if !defined (IN_SIGTRAMP)
466 if (SIGTRAMP_START_P ())
467 return (pc
) >= SIGTRAMP_START (pc
) && (pc
) < SIGTRAMP_END (pc
);
469 return name
&& strcmp ("_sigtramp", name
) == 0;
471 return IN_SIGTRAMP (pc
, name
);
476 legacy_convert_register_p (int regnum
)
478 return REGISTER_CONVERTIBLE (regnum
);
482 legacy_register_to_value (int regnum
, struct type
*type
,
483 char *from
, char *to
)
485 REGISTER_CONVERT_TO_VIRTUAL (regnum
, type
, from
, to
);
489 legacy_value_to_register (struct type
*type
, int regnum
,
490 char *from
, char *to
)
492 REGISTER_CONVERT_TO_RAW (type
, regnum
, from
, to
);
496 /* Functions to manipulate the endianness of the target. */
498 /* ``target_byte_order'' is only used when non- multi-arch.
499 Multi-arch targets obtain the current byte order using the
500 TARGET_BYTE_ORDER gdbarch method.
502 The choice of initial value is entirely arbitrary. During startup,
503 the function initialize_current_architecture() updates this value
504 based on default byte-order information extracted from BFD. */
505 int target_byte_order
= BFD_ENDIAN_BIG
;
506 int target_byte_order_auto
= 1;
508 static const char endian_big
[] = "big";
509 static const char endian_little
[] = "little";
510 static const char endian_auto
[] = "auto";
511 static const char *endian_enum
[] =
518 static const char *set_endian_string
;
520 /* Called by ``show endian''. */
523 show_endian (char *args
, int from_tty
)
525 if (TARGET_BYTE_ORDER_AUTO
)
526 printf_unfiltered ("The target endianness is set automatically (currently %s endian)\n",
527 (TARGET_BYTE_ORDER
== BFD_ENDIAN_BIG
? "big" : "little"));
529 printf_unfiltered ("The target is assumed to be %s endian\n",
530 (TARGET_BYTE_ORDER
== BFD_ENDIAN_BIG
? "big" : "little"));
534 set_endian (char *ignore_args
, int from_tty
, struct cmd_list_element
*c
)
536 if (set_endian_string
== endian_auto
)
538 target_byte_order_auto
= 1;
540 else if (set_endian_string
== endian_little
)
542 target_byte_order_auto
= 0;
545 struct gdbarch_info info
;
546 gdbarch_info_init (&info
);
547 info
.byte_order
= BFD_ENDIAN_LITTLE
;
548 if (! gdbarch_update_p (info
))
550 printf_unfiltered ("Little endian target not supported by GDB\n");
555 target_byte_order
= BFD_ENDIAN_LITTLE
;
558 else if (set_endian_string
== endian_big
)
560 target_byte_order_auto
= 0;
563 struct gdbarch_info info
;
564 gdbarch_info_init (&info
);
565 info
.byte_order
= BFD_ENDIAN_BIG
;
566 if (! gdbarch_update_p (info
))
568 printf_unfiltered ("Big endian target not supported by GDB\n");
573 target_byte_order
= BFD_ENDIAN_BIG
;
577 internal_error (__FILE__
, __LINE__
,
578 "set_endian: bad value");
579 show_endian (NULL
, from_tty
);
582 /* Set the endianness from a BFD. */
585 set_endian_from_file (bfd
*abfd
)
589 internal_error (__FILE__
, __LINE__
,
590 "set_endian_from_file: not for multi-arch");
591 if (bfd_big_endian (abfd
))
592 want
= BFD_ENDIAN_BIG
;
594 want
= BFD_ENDIAN_LITTLE
;
595 if (TARGET_BYTE_ORDER_AUTO
)
596 target_byte_order
= want
;
597 else if (TARGET_BYTE_ORDER
!= want
)
598 warning ("%s endian file does not match %s endian target.",
599 want
== BFD_ENDIAN_BIG
? "big" : "little",
600 TARGET_BYTE_ORDER
== BFD_ENDIAN_BIG
? "big" : "little");
604 /* Functions to manipulate the architecture of the target */
606 enum set_arch
{ set_arch_auto
, set_arch_manual
};
608 int target_architecture_auto
= 1;
610 const char *set_architecture_string
;
612 /* Old way of changing the current architecture. */
614 extern const struct bfd_arch_info bfd_default_arch_struct
;
615 const struct bfd_arch_info
*target_architecture
= &bfd_default_arch_struct
;
616 int (*target_architecture_hook
) (const struct bfd_arch_info
*ap
);
619 arch_ok (const struct bfd_arch_info
*arch
)
622 internal_error (__FILE__
, __LINE__
,
623 "arch_ok: not multi-arched");
624 /* Should be performing the more basic check that the binary is
625 compatible with GDB. */
626 /* Check with the target that the architecture is valid. */
627 return (target_architecture_hook
== NULL
628 || target_architecture_hook (arch
));
632 set_arch (const struct bfd_arch_info
*arch
,
636 internal_error (__FILE__
, __LINE__
,
637 "set_arch: not multi-arched");
642 warning ("Target may not support %s architecture",
643 arch
->printable_name
);
644 target_architecture
= arch
;
646 case set_arch_manual
:
649 printf_unfiltered ("Target does not support `%s' architecture.\n",
650 arch
->printable_name
);
654 target_architecture_auto
= 0;
655 target_architecture
= arch
;
660 gdbarch_dump (current_gdbarch
, gdb_stdlog
);
663 /* Set the architecture from arch/machine (deprecated) */
666 set_architecture_from_arch_mach (enum bfd_architecture arch
,
669 const struct bfd_arch_info
*wanted
= bfd_lookup_arch (arch
, mach
);
671 internal_error (__FILE__
, __LINE__
,
672 "set_architecture_from_arch_mach: not multi-arched");
674 set_arch (wanted
, set_arch_manual
);
676 internal_error (__FILE__
, __LINE__
,
677 "gdbarch: hardwired architecture/machine not recognized");
680 /* Set the architecture from a BFD (deprecated) */
683 set_architecture_from_file (bfd
*abfd
)
685 const struct bfd_arch_info
*wanted
= bfd_get_arch_info (abfd
);
687 internal_error (__FILE__
, __LINE__
,
688 "set_architecture_from_file: not multi-arched");
689 if (target_architecture_auto
)
691 set_arch (wanted
, set_arch_auto
);
693 else if (wanted
!= target_architecture
)
695 warning ("%s architecture file may be incompatible with %s target.",
696 wanted
->printable_name
,
697 target_architecture
->printable_name
);
702 /* Called if the user enters ``show architecture'' without an
706 show_architecture (char *args
, int from_tty
)
709 arch
= TARGET_ARCHITECTURE
->printable_name
;
710 if (target_architecture_auto
)
711 printf_filtered ("The target architecture is set automatically (currently %s)\n", arch
);
713 printf_filtered ("The target architecture is assumed to be %s\n", arch
);
717 /* Called if the user enters ``set architecture'' with or without an
721 set_architecture (char *ignore_args
, int from_tty
, struct cmd_list_element
*c
)
723 if (strcmp (set_architecture_string
, "auto") == 0)
725 target_architecture_auto
= 1;
727 else if (GDB_MULTI_ARCH
)
729 struct gdbarch_info info
;
730 gdbarch_info_init (&info
);
731 info
.bfd_arch_info
= bfd_scan_arch (set_architecture_string
);
732 if (info
.bfd_arch_info
== NULL
)
733 internal_error (__FILE__
, __LINE__
,
734 "set_architecture: bfd_scan_arch failed");
735 if (gdbarch_update_p (info
))
736 target_architecture_auto
= 0;
738 printf_unfiltered ("Architecture `%s' not recognized.\n",
739 set_architecture_string
);
743 const struct bfd_arch_info
*arch
744 = bfd_scan_arch (set_architecture_string
);
746 internal_error (__FILE__
, __LINE__
,
747 "set_architecture: bfd_scan_arch failed");
748 set_arch (arch
, set_arch_manual
);
750 show_architecture (NULL
, from_tty
);
753 /* Set the dynamic target-system-dependent parameters (architecture,
754 byte-order) using information found in the BFD */
757 set_gdbarch_from_file (bfd
*abfd
)
761 struct gdbarch_info info
;
762 gdbarch_info_init (&info
);
764 if (! gdbarch_update_p (info
))
765 error ("Architecture of file not recognized.\n");
769 set_architecture_from_file (abfd
);
770 set_endian_from_file (abfd
);
774 /* Initialize the current architecture. Update the ``set
775 architecture'' command so that it specifies a list of valid
778 #ifdef DEFAULT_BFD_ARCH
779 extern const bfd_arch_info_type DEFAULT_BFD_ARCH
;
780 static const bfd_arch_info_type
*default_bfd_arch
= &DEFAULT_BFD_ARCH
;
782 static const bfd_arch_info_type
*default_bfd_arch
;
785 #ifdef DEFAULT_BFD_VEC
786 extern const bfd_target DEFAULT_BFD_VEC
;
787 static const bfd_target
*default_bfd_vec
= &DEFAULT_BFD_VEC
;
789 static const bfd_target
*default_bfd_vec
;
793 initialize_current_architecture (void)
795 const char **arches
= gdbarch_printable_names ();
797 /* determine a default architecture and byte order. */
798 struct gdbarch_info info
;
799 gdbarch_info_init (&info
);
801 /* Find a default architecture. */
802 if (info
.bfd_arch_info
== NULL
803 && default_bfd_arch
!= NULL
)
804 info
.bfd_arch_info
= default_bfd_arch
;
805 if (info
.bfd_arch_info
== NULL
)
807 /* Choose the architecture by taking the first one
809 const char *chosen
= arches
[0];
811 for (arch
= arches
; *arch
!= NULL
; arch
++)
813 if (strcmp (*arch
, chosen
) < 0)
817 internal_error (__FILE__
, __LINE__
,
818 "initialize_current_architecture: No arch");
819 info
.bfd_arch_info
= bfd_scan_arch (chosen
);
820 if (info
.bfd_arch_info
== NULL
)
821 internal_error (__FILE__
, __LINE__
,
822 "initialize_current_architecture: Arch not found");
825 /* Take several guesses at a byte order. */
826 if (info
.byte_order
== BFD_ENDIAN_UNKNOWN
827 && default_bfd_vec
!= NULL
)
829 /* Extract BFD's default vector's byte order. */
830 switch (default_bfd_vec
->byteorder
)
833 info
.byte_order
= BFD_ENDIAN_BIG
;
835 case BFD_ENDIAN_LITTLE
:
836 info
.byte_order
= BFD_ENDIAN_LITTLE
;
842 if (info
.byte_order
== BFD_ENDIAN_UNKNOWN
)
844 /* look for ``*el-*'' in the target name. */
846 chp
= strchr (target_name
, '-');
848 && chp
- 2 >= target_name
849 && strncmp (chp
- 2, "el", 2) == 0)
850 info
.byte_order
= BFD_ENDIAN_LITTLE
;
852 if (info
.byte_order
== BFD_ENDIAN_UNKNOWN
)
854 /* Wire it to big-endian!!! */
855 info
.byte_order
= BFD_ENDIAN_BIG
;
860 if (! gdbarch_update_p (info
))
862 internal_error (__FILE__
, __LINE__
,
863 "initialize_current_architecture: Selection of initial architecture failed");
868 /* If the multi-arch logic comes up with a byte-order (from BFD)
869 use it for the non-multi-arch case. */
870 if (info
.byte_order
!= BFD_ENDIAN_UNKNOWN
)
871 target_byte_order
= info
.byte_order
;
872 initialize_non_multiarch ();
875 /* Create the ``set architecture'' command appending ``auto'' to the
876 list of architectures. */
878 struct cmd_list_element
*c
;
879 /* Append ``auto''. */
881 for (nr
= 0; arches
[nr
] != NULL
; nr
++);
882 arches
= xrealloc (arches
, sizeof (char*) * (nr
+ 2));
883 arches
[nr
+ 0] = "auto";
884 arches
[nr
+ 1] = NULL
;
885 /* FIXME: add_set_enum_cmd() uses an array of ``char *'' instead
886 of ``const char *''. We just happen to know that the casts are
888 c
= add_set_enum_cmd ("architecture", class_support
,
889 arches
, &set_architecture_string
,
890 "Set architecture of target.",
892 set_cmd_sfunc (c
, set_architecture
);
893 add_alias_cmd ("processor", "architecture", class_support
, 1, &setlist
);
894 /* Don't use set_from_show - need to print both auto/manual and
896 add_cmd ("architecture", class_support
, show_architecture
,
897 "Show the current target architecture", &showlist
);
902 /* Initialize a gdbarch info to values that will be automatically
903 overridden. Note: Originally, this ``struct info'' was initialized
904 using memset(0). Unfortunatly, that ran into problems, namely
905 BFD_ENDIAN_BIG is zero. An explicit initialization function that
906 can explicitly set each field to a well defined value is used. */
909 gdbarch_info_init (struct gdbarch_info
*info
)
911 memset (info
, 0, sizeof (struct gdbarch_info
));
912 info
->byte_order
= BFD_ENDIAN_UNKNOWN
;
917 extern initialize_file_ftype _initialize_gdbarch_utils
;
920 _initialize_gdbarch_utils (void)
922 struct cmd_list_element
*c
;
923 c
= add_set_enum_cmd ("endian", class_support
,
924 endian_enum
, &set_endian_string
,
925 "Set endianness of target.",
927 set_cmd_sfunc (c
, set_endian
);
928 /* Don't use set_from_show - need to print both auto/manual and
930 add_cmd ("endian", class_support
, show_endian
,
931 "Show the current byte-order", &showlist
);