-/* Intel 386 native support.
- Copyright 1988, 1989, 1991, 1992, 1993, 1994, 1995, 1996, 1998, 1999,
- 2000, 2001 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
- (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., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
-
-#include "defs.h"
-#include "frame.h"
-#include "inferior.h"
-#include "language.h"
-#include "gdbcore.h"
-#include "regcache.h"
-
-#ifdef USG
-#include <sys/types.h>
-#endif
-
-#include <sys/param.h>
-#include <sys/dir.h>
-#include <signal.h>
-#include <sys/user.h>
-#include <sys/ioctl.h>
-#include <fcntl.h>
-
-#include <sys/file.h>
-#include "gdb_stat.h"
-
-#include <stddef.h>
-#include <sys/ptrace.h>
-
-/* Does AIX define this in <errno.h>? */
-extern int errno;
-
-#ifdef HAVE_SYS_REG_H
-#include <sys/reg.h>
-#endif
-
-#include "floatformat.h"
-
-#include "target.h"
-
-static void fetch_core_registers (char *, unsigned, int, CORE_ADDR);
-\f
-
-/* this table must line up with REGISTER_NAMES in tm-i386v.h */
-/* symbols like 'EAX' come from <sys/reg.h> */
-static int regmap[] =
-{
- EAX, ECX, EDX, EBX,
- USP, EBP, ESI, EDI,
- EIP, EFL, CS, SS,
- DS, ES, FS, GS,
-};
-
-/* blockend is the value of u.u_ar0, and points to the
- * place where GS is stored
- */
-
-int
-i386_register_u_addr (int blockend, int regnum)
-{
-#if 0
- /* this will be needed if fp registers are reinstated */
- /* for now, you can look at them with 'info float'
- * sys5 wont let you change them with ptrace anyway
- */
- if (regnum >= FP0_REGNUM && regnum <= FP7_REGNUM)
- {
- int ubase, fpstate;
- struct user u;
- ubase = blockend + 4 * (SS + 1) - KSTKSZ;
- fpstate = ubase + ((char *) &u.u_fpstate - (char *) &u);
- return (fpstate + 0x1c + 10 * (regnum - FP0_REGNUM));
- }
- else
-#endif
- return (blockend + 4 * regmap[regnum]);
-
-}
-
-/* The code below only work on the aix ps/2 (i386-ibm-aix) -
- * mtranle@paris - Sat Apr 11 10:34:12 1992
- */
-
-struct env387
-{
- unsigned short control;
- unsigned short r0;
- unsigned short status;
- unsigned short r1;
- unsigned short tag;
- unsigned short r2;
- unsigned long eip;
- unsigned short code_seg;
- unsigned short opcode;
- unsigned long operand;
- unsigned short operand_seg;
- unsigned short r3;
- unsigned char regs[8][10];
-};
-
-static
-print_387_status (unsigned short status, struct env387 *ep)
-{
- int i;
- int bothstatus;
- int top;
- int fpreg;
- unsigned char *p;
-
- bothstatus = ((status != 0) && (ep->status != 0));
- if (status != 0)
- {
- if (bothstatus)
- printf_unfiltered ("u: ");
- print_387_status_word (status);
- }
-
- if (ep->status != 0)
- {
- if (bothstatus)
- printf_unfiltered ("e: ");
- print_387_status_word (ep->status);
- }
-
- print_387_control_word (ep->control);
- printf_unfiltered ("last exception: ");
- printf_unfiltered ("opcode %s; ", local_hex_string (ep->opcode));
- printf_unfiltered ("pc %s:", local_hex_string (ep->code_seg));
- printf_unfiltered ("%s; ", local_hex_string (ep->eip));
- printf_unfiltered ("operand %s", local_hex_string (ep->operand_seg));
- printf_unfiltered (":%s\n", local_hex_string (ep->operand));
-
- top = ((ep->status >> 11) & 7);
-
- printf_unfiltered ("regno tag msb lsb value\n");
- for (fpreg = 7; fpreg >= 0; fpreg--)
- {
- double val;
-
- printf_unfiltered ("%s %d: ", fpreg == top ? "=>" : " ", fpreg);
-
- switch ((ep->tag >> ((7 - fpreg) * 2)) & 3)
- {
- case 0:
- printf_unfiltered ("valid ");
- break;
- case 1:
- printf_unfiltered ("zero ");
- break;
- case 2:
- printf_unfiltered ("trap ");
- break;
- case 3:
- printf_unfiltered ("empty ");
- break;
- }
- for (i = 9; i >= 0; i--)
- printf_unfiltered ("%02x", ep->regs[fpreg][i]);
-
- i387_to_double ((char *) ep->regs[fpreg], (char *) &val);
- printf_unfiltered (" %#g\n", val);
- }
-}
-
-static struct env387 core_env387;
-
-void
-i386_float_info (void)
-{
- struct env387 fps;
- int fpsaved = 0;
- /* We need to reverse the order of the registers. Apparently AIX stores
- the highest-numbered ones first. */
- struct env387 fps_fixed;
- int i;
-
- if (! ptid_equal (inferior_ptid, null_ptid))
- {
- char buf[10];
- unsigned short status;
-
- ptrace (PT_READ_FPR, PIDGET (inferior_ptid), buf,
- offsetof (struct env387, status));
- memcpy (&status, buf, sizeof (status));
- fpsaved = status;
- }
- else
- {
- if ((fpsaved = core_env387.status) != 0)
- memcpy (&fps, &core_env387, sizeof (fps));
- }
-
- if (fpsaved == 0)
- {
- printf_unfiltered ("no floating point status saved\n");
- return;
- }
-
- if (! ptid_equal (inferior_ptid, null_ptid))
- {
- int offset;
- for (offset = 0; offset < sizeof (fps); offset += 10)
- {
- char buf[10];
- ptrace (PT_READ_FPR, PIDGET (inferior_ptid), buf, offset);
- memcpy ((char *) &fps.control + offset, buf,
- MIN (10, sizeof (fps) - offset));
- }
- }
- fps_fixed = fps;
- for (i = 0; i < 8; ++i)
- memcpy (fps_fixed.regs[i], fps.regs[7 - i], 10);
- print_387_status (0, &fps_fixed);
-}
-
-/* Fetch one register. */
-static void
-fetch_register (int regno)
-{
- char buf[MAX_REGISTER_RAW_SIZE];
- if (regno < FP0_REGNUM)
- *(int *) buf = ptrace (PT_READ_GPR, PIDGET (inferior_ptid),
- PT_REG (regmap[regno]), 0, 0);
- else
- ptrace (PT_READ_FPR, PIDGET (inferior_ptid), buf,
- (regno - FP0_REGNUM) * 10 + offsetof (struct env387, regs));
- supply_register (regno, buf);
-}
-
-void
-fetch_inferior_registers (int regno)
-{
- if (regno < 0)
- for (regno = 0; regno < NUM_REGS; regno++)
- fetch_register (regno);
- else
- fetch_register (regno);
-}
-
-/* store one register */
-static void
-store_register (int regno)
-{
- char buf[80];
- errno = 0;
- if (regno < FP0_REGNUM)
- ptrace (PT_WRITE_GPR, PIDGET (inferior_ptid), PT_REG (regmap[regno]),
- *(int *) ®isters[REGISTER_BYTE (regno)], 0);
- else
- ptrace (PT_WRITE_FPR, PIDGET (inferior_ptid),
- ®isters[REGISTER_BYTE (regno)],
- (regno - FP0_REGNUM) * 10 + offsetof (struct env387, regs));
-
- if (errno != 0)
- {
- sprintf (buf, "writing register number %d", regno);
- perror_with_name (buf);
- }
-}
-
-/* Store our register values back into the inferior.
- If REGNO is -1, do this for all registers.
- Otherwise, REGNO specifies which register (so we can save time). */
-void
-store_inferior_registers (int regno)
-{
- if (regno < 0)
- for (regno = 0; regno < NUM_REGS; regno++)
- store_register (regno);
- else
- store_register (regno);
-}
-
-#ifndef CD_AX /* defined in sys/i386/coredump.h */
-#define CD_AX 0
-#define CD_BX 1
-#define CD_CX 2
-#define CD_DX 3
-#define CD_SI 4
-#define CD_DI 5
-#define CD_BP 6
-#define CD_SP 7
-#define CD_FL 8
-#define CD_IP 9
-#define CD_CS 10
-#define CD_DS 11
-#define CD_ES 12
-#define CD_FS 13
-#define CD_GS 14
-#define CD_SS 15
-#endif
-
-/*
- * The order here in core_regmap[] has to be the same as in
- * regmap[] above.
- */
-static int core_regmap[] =
-{
- CD_AX, CD_CX, CD_DX, CD_BX,
- CD_SP, CD_BP, CD_SI, CD_DI,
- CD_IP, CD_FL, CD_CS, CD_SS,
- CD_DS, CD_ES, CD_FS, CD_GS,
-};
-
-/* Provide registers to GDB from a core file.
-
- CORE_REG_SECT points to an array of bytes, which were obtained from
- a core file which BFD thinks might contain register contents.
- CORE_REG_SIZE is its size.
-
- WHICH says which register set corelow suspects this is:
- 0 --- the general-purpose register set
- 2 --- the floating-point register set
-
- REG_ADDR isn't used. */
-
-static void
-fetch_core_registers (char *core_reg_sect, unsigned core_reg_size,
- int which, CORE_ADDR reg_addr)
-{
-
- if (which == 0)
- {
- /* Integer registers */
-
-#define cd_regs(n) ((int *)core_reg_sect)[n]
-#define regs(n) *((int *) ®isters[REGISTER_BYTE (n)])
-
- int i;
- for (i = 0; i < FP0_REGNUM; i++)
- regs (i) = cd_regs (core_regmap[i]);
- }
- else if (which == 2)
- {
- /* Floating point registers */
-
- if (core_reg_size >= sizeof (core_env387))
- memcpy (&core_env387, core_reg_sect, core_reg_size);
- else
- fprintf_unfiltered (gdb_stderr, "Couldn't read float regs from core file\n");
- }
-}
-\f
-
-/* Register that we are able to handle i386aix core file formats.
- FIXME: is this really bfd_target_unknown_flavour? */
-
-static struct core_fns i386aix_core_fns =
-{
- bfd_target_unknown_flavour, /* core_flavour */
- default_check_format, /* check_format */
- default_core_sniffer, /* core_sniffer */
- fetch_core_registers, /* core_read_registers */
- NULL /* next */
-};
-
-void
-_initialize_core_i386aix (void)
-{
- add_core_fns (&i386aix_core_fns);
-}
+// OBSOLETE /* Intel 386 native support.
+// OBSOLETE Copyright 1988, 1989, 1991, 1992, 1993, 1994, 1995, 1996, 1998, 1999,
+// OBSOLETE 2000, 2001 Free Software Foundation, Inc.
+// OBSOLETE
+// OBSOLETE This file is part of GDB.
+// OBSOLETE
+// OBSOLETE This program is free software; you can redistribute it and/or modify
+// OBSOLETE it under the terms of the GNU General Public License as published by
+// OBSOLETE the Free Software Foundation; either version 2 of the License, or
+// OBSOLETE (at your option) any later version.
+// OBSOLETE
+// OBSOLETE This program is distributed in the hope that it will be useful,
+// OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of
+// OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// OBSOLETE GNU General Public License for more details.
+// OBSOLETE
+// OBSOLETE You should have received a copy of the GNU General Public License
+// OBSOLETE along with this program; if not, write to the Free Software
+// OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330,
+// OBSOLETE Boston, MA 02111-1307, USA. */
+// OBSOLETE
+// OBSOLETE #include "defs.h"
+// OBSOLETE #include "frame.h"
+// OBSOLETE #include "inferior.h"
+// OBSOLETE #include "language.h"
+// OBSOLETE #include "gdbcore.h"
+// OBSOLETE #include "regcache.h"
+// OBSOLETE
+// OBSOLETE #ifdef USG
+// OBSOLETE #include <sys/types.h>
+// OBSOLETE #endif
+// OBSOLETE
+// OBSOLETE #include <sys/param.h>
+// OBSOLETE #include <sys/dir.h>
+// OBSOLETE #include <signal.h>
+// OBSOLETE #include <sys/user.h>
+// OBSOLETE #include <sys/ioctl.h>
+// OBSOLETE #include <fcntl.h>
+// OBSOLETE
+// OBSOLETE #include <sys/file.h>
+// OBSOLETE #include "gdb_stat.h"
+// OBSOLETE
+// OBSOLETE #include <stddef.h>
+// OBSOLETE #include <sys/ptrace.h>
+// OBSOLETE
+// OBSOLETE /* Does AIX define this in <errno.h>? */
+// OBSOLETE extern int errno;
+// OBSOLETE
+// OBSOLETE #ifdef HAVE_SYS_REG_H
+// OBSOLETE #include <sys/reg.h>
+// OBSOLETE #endif
+// OBSOLETE
+// OBSOLETE #include "floatformat.h"
+// OBSOLETE
+// OBSOLETE #include "target.h"
+// OBSOLETE
+// OBSOLETE static void fetch_core_registers (char *, unsigned, int, CORE_ADDR);
+// OBSOLETE \f
+// OBSOLETE
+// OBSOLETE /* this table must line up with REGISTER_NAMES in tm-i386v.h */
+// OBSOLETE /* symbols like 'EAX' come from <sys/reg.h> */
+// OBSOLETE static int regmap[] =
+// OBSOLETE {
+// OBSOLETE EAX, ECX, EDX, EBX,
+// OBSOLETE USP, EBP, ESI, EDI,
+// OBSOLETE EIP, EFL, CS, SS,
+// OBSOLETE DS, ES, FS, GS,
+// OBSOLETE };
+// OBSOLETE
+// OBSOLETE /* blockend is the value of u.u_ar0, and points to the
+// OBSOLETE * place where GS is stored
+// OBSOLETE */
+// OBSOLETE
+// OBSOLETE int
+// OBSOLETE i386_register_u_addr (int blockend, int regnum)
+// OBSOLETE {
+// OBSOLETE #if 0
+// OBSOLETE /* this will be needed if fp registers are reinstated */
+// OBSOLETE /* for now, you can look at them with 'info float'
+// OBSOLETE * sys5 wont let you change them with ptrace anyway
+// OBSOLETE */
+// OBSOLETE if (regnum >= FP0_REGNUM && regnum <= FP7_REGNUM)
+// OBSOLETE {
+// OBSOLETE int ubase, fpstate;
+// OBSOLETE struct user u;
+// OBSOLETE ubase = blockend + 4 * (SS + 1) - KSTKSZ;
+// OBSOLETE fpstate = ubase + ((char *) &u.u_fpstate - (char *) &u);
+// OBSOLETE return (fpstate + 0x1c + 10 * (regnum - FP0_REGNUM));
+// OBSOLETE }
+// OBSOLETE else
+// OBSOLETE #endif
+// OBSOLETE return (blockend + 4 * regmap[regnum]);
+// OBSOLETE
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE /* The code below only work on the aix ps/2 (i386-ibm-aix) -
+// OBSOLETE * mtranle@paris - Sat Apr 11 10:34:12 1992
+// OBSOLETE */
+// OBSOLETE
+// OBSOLETE struct env387
+// OBSOLETE {
+// OBSOLETE unsigned short control;
+// OBSOLETE unsigned short r0;
+// OBSOLETE unsigned short status;
+// OBSOLETE unsigned short r1;
+// OBSOLETE unsigned short tag;
+// OBSOLETE unsigned short r2;
+// OBSOLETE unsigned long eip;
+// OBSOLETE unsigned short code_seg;
+// OBSOLETE unsigned short opcode;
+// OBSOLETE unsigned long operand;
+// OBSOLETE unsigned short operand_seg;
+// OBSOLETE unsigned short r3;
+// OBSOLETE unsigned char regs[8][10];
+// OBSOLETE };
+// OBSOLETE
+// OBSOLETE static
+// OBSOLETE print_387_status (unsigned short status, struct env387 *ep)
+// OBSOLETE {
+// OBSOLETE int i;
+// OBSOLETE int bothstatus;
+// OBSOLETE int top;
+// OBSOLETE int fpreg;
+// OBSOLETE unsigned char *p;
+// OBSOLETE
+// OBSOLETE bothstatus = ((status != 0) && (ep->status != 0));
+// OBSOLETE if (status != 0)
+// OBSOLETE {
+// OBSOLETE if (bothstatus)
+// OBSOLETE printf_unfiltered ("u: ");
+// OBSOLETE print_387_status_word (status);
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE if (ep->status != 0)
+// OBSOLETE {
+// OBSOLETE if (bothstatus)
+// OBSOLETE printf_unfiltered ("e: ");
+// OBSOLETE print_387_status_word (ep->status);
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE print_387_control_word (ep->control);
+// OBSOLETE printf_unfiltered ("last exception: ");
+// OBSOLETE printf_unfiltered ("opcode %s; ", local_hex_string (ep->opcode));
+// OBSOLETE printf_unfiltered ("pc %s:", local_hex_string (ep->code_seg));
+// OBSOLETE printf_unfiltered ("%s; ", local_hex_string (ep->eip));
+// OBSOLETE printf_unfiltered ("operand %s", local_hex_string (ep->operand_seg));
+// OBSOLETE printf_unfiltered (":%s\n", local_hex_string (ep->operand));
+// OBSOLETE
+// OBSOLETE top = ((ep->status >> 11) & 7);
+// OBSOLETE
+// OBSOLETE printf_unfiltered ("regno tag msb lsb value\n");
+// OBSOLETE for (fpreg = 7; fpreg >= 0; fpreg--)
+// OBSOLETE {
+// OBSOLETE double val;
+// OBSOLETE
+// OBSOLETE printf_unfiltered ("%s %d: ", fpreg == top ? "=>" : " ", fpreg);
+// OBSOLETE
+// OBSOLETE switch ((ep->tag >> ((7 - fpreg) * 2)) & 3)
+// OBSOLETE {
+// OBSOLETE case 0:
+// OBSOLETE printf_unfiltered ("valid ");
+// OBSOLETE break;
+// OBSOLETE case 1:
+// OBSOLETE printf_unfiltered ("zero ");
+// OBSOLETE break;
+// OBSOLETE case 2:
+// OBSOLETE printf_unfiltered ("trap ");
+// OBSOLETE break;
+// OBSOLETE case 3:
+// OBSOLETE printf_unfiltered ("empty ");
+// OBSOLETE break;
+// OBSOLETE }
+// OBSOLETE for (i = 9; i >= 0; i--)
+// OBSOLETE printf_unfiltered ("%02x", ep->regs[fpreg][i]);
+// OBSOLETE
+// OBSOLETE i387_to_double ((char *) ep->regs[fpreg], (char *) &val);
+// OBSOLETE printf_unfiltered (" %#g\n", val);
+// OBSOLETE }
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE static struct env387 core_env387;
+// OBSOLETE
+// OBSOLETE void
+// OBSOLETE i386_float_info (void)
+// OBSOLETE {
+// OBSOLETE struct env387 fps;
+// OBSOLETE int fpsaved = 0;
+// OBSOLETE /* We need to reverse the order of the registers. Apparently AIX stores
+// OBSOLETE the highest-numbered ones first. */
+// OBSOLETE struct env387 fps_fixed;
+// OBSOLETE int i;
+// OBSOLETE
+// OBSOLETE if (! ptid_equal (inferior_ptid, null_ptid))
+// OBSOLETE {
+// OBSOLETE char buf[10];
+// OBSOLETE unsigned short status;
+// OBSOLETE
+// OBSOLETE ptrace (PT_READ_FPR, PIDGET (inferior_ptid), buf,
+// OBSOLETE offsetof (struct env387, status));
+// OBSOLETE memcpy (&status, buf, sizeof (status));
+// OBSOLETE fpsaved = status;
+// OBSOLETE }
+// OBSOLETE else
+// OBSOLETE {
+// OBSOLETE if ((fpsaved = core_env387.status) != 0)
+// OBSOLETE memcpy (&fps, &core_env387, sizeof (fps));
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE if (fpsaved == 0)
+// OBSOLETE {
+// OBSOLETE printf_unfiltered ("no floating point status saved\n");
+// OBSOLETE return;
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE if (! ptid_equal (inferior_ptid, null_ptid))
+// OBSOLETE {
+// OBSOLETE int offset;
+// OBSOLETE for (offset = 0; offset < sizeof (fps); offset += 10)
+// OBSOLETE {
+// OBSOLETE char buf[10];
+// OBSOLETE ptrace (PT_READ_FPR, PIDGET (inferior_ptid), buf, offset);
+// OBSOLETE memcpy ((char *) &fps.control + offset, buf,
+// OBSOLETE MIN (10, sizeof (fps) - offset));
+// OBSOLETE }
+// OBSOLETE }
+// OBSOLETE fps_fixed = fps;
+// OBSOLETE for (i = 0; i < 8; ++i)
+// OBSOLETE memcpy (fps_fixed.regs[i], fps.regs[7 - i], 10);
+// OBSOLETE print_387_status (0, &fps_fixed);
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE /* Fetch one register. */
+// OBSOLETE static void
+// OBSOLETE fetch_register (int regno)
+// OBSOLETE {
+// OBSOLETE char buf[MAX_REGISTER_RAW_SIZE];
+// OBSOLETE if (regno < FP0_REGNUM)
+// OBSOLETE *(int *) buf = ptrace (PT_READ_GPR, PIDGET (inferior_ptid),
+// OBSOLETE PT_REG (regmap[regno]), 0, 0);
+// OBSOLETE else
+// OBSOLETE ptrace (PT_READ_FPR, PIDGET (inferior_ptid), buf,
+// OBSOLETE (regno - FP0_REGNUM) * 10 + offsetof (struct env387, regs));
+// OBSOLETE supply_register (regno, buf);
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE void
+// OBSOLETE fetch_inferior_registers (int regno)
+// OBSOLETE {
+// OBSOLETE if (regno < 0)
+// OBSOLETE for (regno = 0; regno < NUM_REGS; regno++)
+// OBSOLETE fetch_register (regno);
+// OBSOLETE else
+// OBSOLETE fetch_register (regno);
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE /* store one register */
+// OBSOLETE static void
+// OBSOLETE store_register (int regno)
+// OBSOLETE {
+// OBSOLETE char buf[80];
+// OBSOLETE errno = 0;
+// OBSOLETE if (regno < FP0_REGNUM)
+// OBSOLETE ptrace (PT_WRITE_GPR, PIDGET (inferior_ptid), PT_REG (regmap[regno]),
+// OBSOLETE *(int *) ®isters[REGISTER_BYTE (regno)], 0);
+// OBSOLETE else
+// OBSOLETE ptrace (PT_WRITE_FPR, PIDGET (inferior_ptid),
+// OBSOLETE ®isters[REGISTER_BYTE (regno)],
+// OBSOLETE (regno - FP0_REGNUM) * 10 + offsetof (struct env387, regs));
+// OBSOLETE
+// OBSOLETE if (errno != 0)
+// OBSOLETE {
+// OBSOLETE sprintf (buf, "writing register number %d", regno);
+// OBSOLETE perror_with_name (buf);
+// OBSOLETE }
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE /* Store our register values back into the inferior.
+// OBSOLETE If REGNO is -1, do this for all registers.
+// OBSOLETE Otherwise, REGNO specifies which register (so we can save time). */
+// OBSOLETE void
+// OBSOLETE store_inferior_registers (int regno)
+// OBSOLETE {
+// OBSOLETE if (regno < 0)
+// OBSOLETE for (regno = 0; regno < NUM_REGS; regno++)
+// OBSOLETE store_register (regno);
+// OBSOLETE else
+// OBSOLETE store_register (regno);
+// OBSOLETE }
+// OBSOLETE
+// OBSOLETE #ifndef CD_AX /* defined in sys/i386/coredump.h */
+// OBSOLETE #define CD_AX 0
+// OBSOLETE #define CD_BX 1
+// OBSOLETE #define CD_CX 2
+// OBSOLETE #define CD_DX 3
+// OBSOLETE #define CD_SI 4
+// OBSOLETE #define CD_DI 5
+// OBSOLETE #define CD_BP 6
+// OBSOLETE #define CD_SP 7
+// OBSOLETE #define CD_FL 8
+// OBSOLETE #define CD_IP 9
+// OBSOLETE #define CD_CS 10
+// OBSOLETE #define CD_DS 11
+// OBSOLETE #define CD_ES 12
+// OBSOLETE #define CD_FS 13
+// OBSOLETE #define CD_GS 14
+// OBSOLETE #define CD_SS 15
+// OBSOLETE #endif
+// OBSOLETE
+// OBSOLETE /*
+// OBSOLETE * The order here in core_regmap[] has to be the same as in
+// OBSOLETE * regmap[] above.
+// OBSOLETE */
+// OBSOLETE static int core_regmap[] =
+// OBSOLETE {
+// OBSOLETE CD_AX, CD_CX, CD_DX, CD_BX,
+// OBSOLETE CD_SP, CD_BP, CD_SI, CD_DI,
+// OBSOLETE CD_IP, CD_FL, CD_CS, CD_SS,
+// OBSOLETE CD_DS, CD_ES, CD_FS, CD_GS,
+// OBSOLETE };
+// OBSOLETE
+// OBSOLETE /* Provide registers to GDB from a core file.
+// OBSOLETE
+// OBSOLETE CORE_REG_SECT points to an array of bytes, which were obtained from
+// OBSOLETE a core file which BFD thinks might contain register contents.
+// OBSOLETE CORE_REG_SIZE is its size.
+// OBSOLETE
+// OBSOLETE WHICH says which register set corelow suspects this is:
+// OBSOLETE 0 --- the general-purpose register set
+// OBSOLETE 2 --- the floating-point register set
+// OBSOLETE
+// OBSOLETE REG_ADDR isn't used. */
+// OBSOLETE
+// OBSOLETE static void
+// OBSOLETE fetch_core_registers (char *core_reg_sect, unsigned core_reg_size,
+// OBSOLETE int which, CORE_ADDR reg_addr)
+// OBSOLETE {
+// OBSOLETE
+// OBSOLETE if (which == 0)
+// OBSOLETE {
+// OBSOLETE /* Integer registers */
+// OBSOLETE
+// OBSOLETE #define cd_regs(n) ((int *)core_reg_sect)[n]
+// OBSOLETE #define regs(n) *((int *) ®isters[REGISTER_BYTE (n)])
+// OBSOLETE
+// OBSOLETE int i;
+// OBSOLETE for (i = 0; i < FP0_REGNUM; i++)
+// OBSOLETE regs (i) = cd_regs (core_regmap[i]);
+// OBSOLETE }
+// OBSOLETE else if (which == 2)
+// OBSOLETE {
+// OBSOLETE /* Floating point registers */
+// OBSOLETE
+// OBSOLETE if (core_reg_size >= sizeof (core_env387))
+// OBSOLETE memcpy (&core_env387, core_reg_sect, core_reg_size);
+// OBSOLETE else
+// OBSOLETE fprintf_unfiltered (gdb_stderr, "Couldn't read float regs from core file\n");
+// OBSOLETE }
+// OBSOLETE }
+// OBSOLETE \f
+// OBSOLETE
+// OBSOLETE /* Register that we are able to handle i386aix core file formats.
+// OBSOLETE FIXME: is this really bfd_target_unknown_flavour? */
+// OBSOLETE
+// OBSOLETE static struct core_fns i386aix_core_fns =
+// OBSOLETE {
+// OBSOLETE bfd_target_unknown_flavour, /* core_flavour */
+// OBSOLETE default_check_format, /* check_format */
+// OBSOLETE default_core_sniffer, /* core_sniffer */
+// OBSOLETE fetch_core_registers, /* core_read_registers */
+// OBSOLETE NULL /* next */
+// OBSOLETE };
+// OBSOLETE
+// OBSOLETE void
+// OBSOLETE _initialize_core_i386aix (void)
+// OBSOLETE {
+// OBSOLETE add_core_fns (&i386aix_core_fns);
+// OBSOLETE }