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authorStan Shebs <shebs@codesourcery.com>1999-04-16 01:34:07 +0000
committerStan Shebs <shebs@codesourcery.com>1999-04-16 01:34:07 +0000
commit071ea11e85eb9d529cc5eb3d35f6247466a21b99 (patch)
tree5deda65b8d7b04d1f4cbc534c3206d328e1267ec /gdb/m68klinux-nat.c
parent1730ec6b1848f0f32154277f788fb29f88d8475b (diff)
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Initial creation of sourceware repository
Diffstat (limited to 'gdb/m68klinux-nat.c')
-rw-r--r--gdb/m68klinux-nat.c155
1 files changed, 0 insertions, 155 deletions
diff --git a/gdb/m68klinux-nat.c b/gdb/m68klinux-nat.c
deleted file mode 100644
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--- a/gdb/m68klinux-nat.c
+++ /dev/null
@@ -1,155 +0,0 @@
-/* Motorola m68k native support for Linux
- Copyright (C) 1996,1998 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"
-
-#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/procfs.h>
-
-#include <sys/file.h>
-#include "gdb_stat.h"
-
-#include "floatformat.h"
-
-#include "target.h"
-
-
-/* This table must line up with REGISTER_NAMES in tm-m68k.h */
-static const int regmap[] =
-{
- PT_D0, PT_D1, PT_D2, PT_D3, PT_D4, PT_D5, PT_D6, PT_D7,
- PT_A0, PT_A1, PT_A2, PT_A3, PT_A4, PT_A5, PT_A6, PT_USP,
- PT_SR, PT_PC,
- /* PT_FP0, ..., PT_FP7 */
- 21, 24, 27, 30, 33, 36, 39, 42,
- /* PT_FPCR, PT_FPSR, PT_FPIAR */
- 45, 46, 47
-};
-
-/* BLOCKEND is the value of u.u_ar0, and points to the place where GS
- is stored. */
-
-int
-m68k_linux_register_u_addr (blockend, regnum)
- int blockend;
- int regnum;
-{
- return (blockend + 4 * regmap[regnum]);
-}
-
-/* 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. */
-
-
-/* Note both m68k-tdep.c and m68klinux-nat.c contain definitions
- for supply_gregset and supply_fpregset. The definitions
- in m68k-tdep.c are valid if USE_PROC_FS is defined. Otherwise,
- the definitions in m68klinux-nat.c will be used. This is a
- bit of a hack. The supply_* routines do not belong in
- *_tdep.c files. But, there are several lynx ports that currently
- depend on these definitions. */
-
-#ifndef USE_PROC_FS
-
-void
-supply_gregset (gregsetp)
- gregset_t *gregsetp;
-{
- int regi;
-
- for (regi = D0_REGNUM ; regi <= SP_REGNUM ; regi++)
- supply_register (regi, (char *) (*gregsetp + regmap[regi]));
- supply_register (PS_REGNUM, (char *) (*gregsetp + PT_SR));
- supply_register (PC_REGNUM, (char *) (*gregsetp + PT_PC));
-}
-
-/* Given a pointer to a floating point register set in /proc format
- (fpregset_t *), unpack the register contents and supply them as gdb's
- idea of the current floating point register values. */
-
-void
-supply_fpregset (fpregsetp)
- fpregset_t *fpregsetp;
-{
- int regi;
-
- for (regi = FP0_REGNUM ; regi < FPC_REGNUM ; regi++)
- supply_register (regi, (char *) &fpregsetp->fpregs[(regi - FP0_REGNUM) * 3]);
- supply_register (FPC_REGNUM, (char *) &fpregsetp->fpcntl[0]);
- supply_register (FPS_REGNUM, (char *) &fpregsetp->fpcntl[1]);
- supply_register (FPI_REGNUM, (char *) &fpregsetp->fpcntl[2]);
-}
-
-#endif
-
-
-int
-kernel_u_size ()
-{
- return (sizeof (struct user));
-}
-
-/* Return non-zero if PC points into the signal trampoline. */
-
-int
-in_sigtramp (pc)
- CORE_ADDR pc;
-{
- CORE_ADDR sp;
- char buf[TARGET_SHORT_BIT / TARGET_CHAR_BIT];
- int insn;
-
- sp = read_register (SP_REGNUM);
- if (pc - 2 < sp)
- return 0;
-
- if (read_memory_nobpt (pc, buf, sizeof (buf)))
- return 0;
- insn = extract_unsigned_integer (buf, sizeof (buf));
- if (insn == 0xdefc /* addaw #,sp */
- || insn == 0x7077 /* moveq #119,d0 */
- || insn == 0x4e40 /* trap #0 */
- || insn == 0x203c /* movel #,d0 */)
- return 1;
-
- if (read_memory_nobpt (pc - 2, buf, sizeof (buf)))
- return 0;
- insn = extract_unsigned_integer (buf, sizeof (buf));
- if (insn == 0xdefc /* addaw #,sp */
- || insn == 0x7077 /* moveq #119,d0 */
- || insn == 0x4e40 /* trap #0 */
- || insn == 0x203c /* movel #,d0 */)
- return 1;
-
- return 0;
-}