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-rw-r--r--gdb/m88k-nat.c290
1 files changed, 0 insertions, 290 deletions
diff --git a/gdb/m88k-nat.c b/gdb/m88k-nat.c
deleted file mode 100644
index b631cda2735..00000000000
--- a/gdb/m88k-nat.c
+++ /dev/null
@@ -1,290 +0,0 @@
-/* Native-dependent Motorola 88xxx support for GDB, the GNU Debugger.
- Copyright 1988, 1990, 1991, 1992, 1993, 1995, 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 "regcache.h"
-
-#include <sys/types.h>
-#include <sys/param.h>
-#include <sys/dir.h>
-#include <signal.h>
-#include "gdbcore.h"
-#include <sys/user.h>
-
-#ifndef USER /* added to support BCS ptrace_user */
-#define USER ptrace_user
-#endif
-#include <sys/ioctl.h>
-#include <fcntl.h>
-#include <sys/file.h>
-#include "gdb_stat.h"
-
-#include "symtab.h"
-#include "setjmp.h"
-#include "value.h"
-
-#ifdef DELTA88
-#include <sys/ptrace.h>
-
-/* define offsets to the pc instruction offsets in ptrace_user struct */
-#define SXIP_OFFSET ((char *)&u.pt_sigframe.sig_sxip - (char *)&u)
-#define SNIP_OFFSET ((char *)&u.pt_sigframe.sig_snip - (char *)&u)
-#define SFIP_OFFSET ((char *)&u.pt_sigframe.sig_sfip - (char *)&u)
-#else
-/* define offsets to the pc instruction offsets in ptrace_user struct */
-#define SXIP_OFFSET ((char *)&u.pt_sigframe.dg_sigframe.sc_sxip - (char *)&u)
-#define SNIP_OFFSET ((char *)&u.pt_sigframe.dg_sigframe.sc_snip - (char *)&u)
-#define SFIP_OFFSET ((char *)&u.pt_sigframe.dg_sigframe.sc_sfip - (char *)&u)
-#endif
-
-extern int have_symbol_file_p ();
-
-extern jmp_buf stack_jmp;
-
-extern int errno;
-
-void
-fetch_inferior_registers (int regno)
-{
- register unsigned int regaddr;
- char buf[MAX_REGISTER_RAW_SIZE];
- register int i;
-
- struct USER u;
- unsigned int offset;
-
- offset = (char *) &u.pt_r0 - (char *) &u;
- regaddr = offset; /* byte offset to r0; */
-
-/* offset = ptrace (3, PIDGET (inferior_ptid), (PTRACE_ARG3_TYPE) offset, 0) - KERNEL_U_ADDR; */
- for (regno = 0; regno < NUM_REGS; regno++)
- {
- /*regaddr = register_addr (regno, offset); */
- /* 88k enhancement */
-
- for (i = 0; i < REGISTER_RAW_SIZE (regno); i += sizeof (int))
- {
- *(int *) &buf[i] = ptrace (3, PIDGET (inferior_ptid),
- (PTRACE_ARG3_TYPE) regaddr, 0);
- regaddr += sizeof (int);
- }
- supply_register (regno, buf);
- }
- /* now load up registers 36 - 38; special pc registers */
- *(int *) &buf[0] = ptrace (3, PIDGET (inferior_ptid),
- (PTRACE_ARG3_TYPE) SXIP_OFFSET, 0);
- supply_register (SXIP_REGNUM, buf);
- *(int *) &buf[0] = ptrace (3, PIDGET (inferior_ptid),
- (PTRACE_ARG3_TYPE) SNIP_OFFSET, 0);
- supply_register (SNIP_REGNUM, buf);
- *(int *) &buf[0] = ptrace (3, PIDGET (inferior_ptid),
- (PTRACE_ARG3_TYPE) SFIP_OFFSET, 0);
- supply_register (SFIP_REGNUM, 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)
-{
- register unsigned int regaddr;
- char buf[80];
-
- struct USER u;
-
- unsigned int offset = (char *) &u.pt_r0 - (char *) &u;
-
- regaddr = offset;
-
- /* Don't try to deal with EXIP_REGNUM or ENIP_REGNUM, because I think either
- svr3 doesn't run on an 88110, or the kernel isolates the different (not
- completely sure this is true, but seems to be. */
- if (regno >= 0)
- {
- /* regaddr = register_addr (regno, offset); */
- if (regno < PC_REGNUM)
- {
- regaddr = offset + regno * sizeof (int);
- errno = 0;
- ptrace (6, PIDGET (inferior_ptid),
- (PTRACE_ARG3_TYPE) regaddr, read_register (regno));
- if (errno != 0)
- {
- sprintf (buf, "writing register number %d", regno);
- perror_with_name (buf);
- }
- }
- else if (regno == SXIP_REGNUM)
- ptrace (6, PIDGET (inferior_ptid),
- (PTRACE_ARG3_TYPE) SXIP_OFFSET, read_register (regno));
- else if (regno == SNIP_REGNUM)
- ptrace (6, PIDGET (inferior_ptid),
- (PTRACE_ARG3_TYPE) SNIP_OFFSET, read_register (regno));
- else if (regno == SFIP_REGNUM)
- ptrace (6, PIDGET (inferior_ptid),
- (PTRACE_ARG3_TYPE) SFIP_OFFSET, read_register (regno));
- else
- printf_unfiltered ("Bad register number for store_inferior routine\n");
- }
- else
- {
- for (regno = 0; regno < PC_REGNUM; regno++)
- {
- /* regaddr = register_addr (regno, offset); */
- errno = 0;
- regaddr = offset + regno * sizeof (int);
- ptrace (6, PIDGET (inferior_ptid),
- (PTRACE_ARG3_TYPE) regaddr, read_register (regno));
- if (errno != 0)
- {
- sprintf (buf, "writing register number %d", regno);
- perror_with_name (buf);
- }
- }
- ptrace (6, PIDGET (inferior_ptid),
- (PTRACE_ARG3_TYPE) SXIP_OFFSET, read_register (SXIP_REGNUM));
- ptrace (6, PIDGET (inferior_ptid),
- (PTRACE_ARG3_TYPE) SNIP_OFFSET, read_register (SNIP_REGNUM));
- ptrace (6, PIDGET (inferior_ptid),
- (PTRACE_ARG3_TYPE) SFIP_OFFSET, read_register (SFIP_REGNUM));
- }
-}
-
-
-/* blockend is the address of the end of the user structure */
-m88k_register_u_addr (int blockend, int regnum)
-{
- struct USER u;
- int ustart = blockend - sizeof (struct USER);
- switch (regnum)
- {
- case 0:
- case 1:
- case 2:
- case 3:
- case 4:
- case 5:
- case 6:
- case 7:
- case 8:
- case 9:
- case 10:
- case 11:
- case 12:
- case 13:
- case 14:
- case 15:
- case 16:
- case 17:
- case 18:
- case 19:
- case 20:
- case 21:
- case 22:
- case 23:
- case 24:
- case 25:
- case 26:
- case 27:
- case 28:
- case 29:
- case 30:
- case 31:
- return (ustart + ((int) &u.pt_r0 - (int) &u) + REGISTER_SIZE * regnum);
- case PSR_REGNUM:
- return (ustart + ((int) &u.pt_psr - (int) &u));
- case FPSR_REGNUM:
- return (ustart + ((int) &u.pt_fpsr - (int) &u));
- case FPCR_REGNUM:
- return (ustart + ((int) &u.pt_fpcr - (int) &u));
- case SXIP_REGNUM:
- return (ustart + SXIP_OFFSET);
- case SNIP_REGNUM:
- return (ustart + SNIP_OFFSET);
- case SFIP_REGNUM:
- return (ustart + SFIP_OFFSET);
- default:
- if (regnum < NUM_REGS)
- /* The register is one of those which is not defined...
- give it zero */
- return (ustart + ((int) &u.pt_r0 - (int) &u));
- else
- return (blockend + REGISTER_SIZE * regnum);
- }
-}
-
-#ifdef USE_PROC_FS
-
-#include <sys/procfs.h>
-
-/* Prototypes for supply_gregset etc. */
-#include "gregset.h"
-
-/* Given a pointer to a general register set in /proc format (gregset_t *),
- unpack the register contents and supply them as gdb's idea of the current
- register values. */
-
-void
-supply_gregset (gregset_t *gregsetp)
-{
- register int regi;
- register greg_t *regp = (greg_t *) gregsetp;
-
- for (regi = 0; regi <= SP_REGNUM; regi++)
- supply_register (regi, (char *) (regp + regi));
-
- supply_register (SXIP_REGNUM, (char *) (regp + R_XIP));
- supply_register (SNIP_REGNUM, (char *) (regp + R_NIP));
- supply_register (SFIP_REGNUM, (char *) (regp + R_FIP));
- supply_register (PSR_REGNUM, (char *) (regp + R_PSR));
- supply_register (FPSR_REGNUM, (char *) (regp + R_FPSR));
- supply_register (FPCR_REGNUM, (char *) (regp + R_FPCR));
-}
-
-void
-fill_gregset (gregset_t *gregsetp, int regno)
-{
- int regi;
- register greg_t *regp = (greg_t *) gregsetp;
-
- for (regi = 0; regi <= R_R31; regi++)
- if ((regno == -1) || (regno == regi))
- *(regp + regi) = *(int *) &registers[REGISTER_BYTE (regi)];
-
- if ((regno == -1) || (regno == SXIP_REGNUM))
- *(regp + R_XIP) = *(int *) &registers[REGISTER_BYTE (SXIP_REGNUM)];
- if ((regno == -1) || (regno == SNIP_REGNUM))
- *(regp + R_NIP) = *(int *) &registers[REGISTER_BYTE (SNIP_REGNUM)];
- if ((regno == -1) || (regno == SFIP_REGNUM))
- *(regp + R_FIP) = *(int *) &registers[REGISTER_BYTE (SFIP_REGNUM)];
- if ((regno == -1) || (regno == PSR_REGNUM))
- *(regp + R_PSR) = *(int *) &registers[REGISTER_BYTE (PSR_REGNUM)];
- if ((regno == -1) || (regno == FPSR_REGNUM))
- *(regp + R_FPSR) = *(int *) &registers[REGISTER_BYTE (FPSR_REGNUM)];
- if ((regno == -1) || (regno == FPCR_REGNUM))
- *(regp + R_FPCR) = *(int *) &registers[REGISTER_BYTE (FPCR_REGNUM)];
-}
-
-#endif /* USE_PROC_FS */
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