mirror of
https://github.com/espressif/binutils-gdb.git
synced 2025-08-06 14:49:38 +08:00
* NEWS: Mention that the i[3456]-*mach3*, i[3456]-*-mach* and
i[3456]-*-osf1mk* configurations have been made obsolete. * configure.host: Make i[3456]86-*-mach3*, i[3456]86-*mach* and i[3456]86-*-osf1mk* hosts obsolete. * confighure.tgt: Make i[3456]86-*-mach3*, i[3456]86-*-osf1mk* targets obsolete. * config/i386/i386mach.mh, config/i386/nm-i386mach.h, config/i386/xm-i386mach.h, config/i386/i386m3.mh, config/i386/i386m3.mt, config/i386/nm-m3.h, config/i386/tm-i386m3.h, config/i386/xm-i386m3.h, config/i386/i386mk.mh, config/i386/i386mk.mt, config/i386/tm-i386mk.h, config/i386/xm-i386mk.h: Make files obsolete. * i386mach-nat.c, i386m3-nat.c: Make files obsolete. * Makefile.in (ALLDEPFILES): Remove i386mach.c i386m3-nat.c (i386mach-nat.o, i386m3-nat.o):Make targets obsolete.
This commit is contained in:
Mark Kettenis
@ -1,172 +1,172 @@
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/* Native dependent code for Mach 386's for GDB, the GNU debugger.
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Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1995, 1996, 1999, 2000,
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2001 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include "defs.h"
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#include "frame.h"
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#include "inferior.h"
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#include "gdbcore.h"
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#include "regcache.h"
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#include <sys/param.h>
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#include <sys/dir.h>
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#include <sys/user.h>
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#include <signal.h>
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#include <sys/ioctl.h>
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#include <fcntl.h>
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#include <sys/ptrace.h>
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#include <machine/reg.h>
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#include <sys/file.h>
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#include "gdb_stat.h"
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#include <sys/core.h>
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static void fetch_core_registers (char *, unsigned, int, CORE_ADDR);
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void
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fetch_inferior_registers (int regno)
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{
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struct regs inferior_registers;
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struct fp_state inferior_fp_registers;
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registers_fetched ();
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ptrace (PTRACE_GETREGS, PIDGET (inferior_ptid),
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(PTRACE_ARG3_TYPE) & inferior_registers);
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ptrace (PTRACE_GETFPREGS, PIDGET (inferior_ptid),
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(PTRACE_ARG3_TYPE) & inferior_fp_registers);
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memcpy (registers, &inferior_registers, sizeof inferior_registers);
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memcpy (®isters[REGISTER_BYTE (FP0_REGNUM)],
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inferior_fp_registers.f_st,
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sizeof inferior_fp_registers.f_st);
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memcpy (®isters[REGISTER_BYTE (FPC_REGNUM)],
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&inferior_fp_registers.f_ctrl,
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sizeof inferior_fp_registers - sizeof inferior_fp_registers.f_st);
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}
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/* Store our register values back into the inferior.
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If REGNO is -1, do this for all registers.
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Otherwise, REGNO specifies which register (so we can save time). */
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void
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store_inferior_registers (int regno)
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{
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struct regs inferior_registers;
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struct fp_state inferior_fp_registers;
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memcpy (&inferior_registers, registers, 20 * 4);
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memcpy (inferior_fp_registers.f_st, ®isters[REGISTER_BYTE (FP0_REGNUM)],
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sizeof inferior_fp_registers.f_st);
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memcpy (&inferior_fp_registers.f_ctrl,
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®isters[REGISTER_BYTE (FPC_REGNUM)],
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sizeof inferior_fp_registers - sizeof inferior_fp_registers.f_st);
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#ifdef PTRACE_FP_BUG
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if (regno == FP_REGNUM || regno == -1)
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/* Storing the frame pointer requires a gross hack, in which an
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instruction that moves eax into ebp gets single-stepped. */
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{
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int stack = inferior_registers.r_reg[SP_REGNUM];
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int stuff = ptrace (PTRACE_PEEKDATA, PIDGET (inferior_ptid),
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(PTRACE_ARG3_TYPE) stack);
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int reg = inferior_registers.r_reg[EAX];
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inferior_registers.r_reg[EAX] =
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inferior_registers.r_reg[FP_REGNUM];
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ptrace (PTRACE_SETREGS, PIDGET (inferior_ptid),
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(PTRACE_ARG3_TYPE) & inferior_registers);
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ptrace (PTRACE_POKEDATA, PIDGET (inferior_ptid),
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(PTRACE_ARG3_TYPE) stack, 0xc589);
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ptrace (PTRACE_SINGLESTEP, PIDGET (inferior_ptid),
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(PTRACE_ARG3_TYPE) stack, 0);
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wait (0);
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ptrace (PTRACE_POKEDATA, PIDGET (inferior_ptid),
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(PTRACE_ARG3_TYPE) stack, stuff);
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inferior_registers.r_reg[EAX] = reg;
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}
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#endif
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ptrace (PTRACE_SETREGS, PIDGET (inferior_ptid),
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(PTRACE_ARG3_TYPE) & inferior_registers);
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ptrace (PTRACE_SETFPREGS, PIDGET (inferior_ptid),
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(PTRACE_ARG3_TYPE) & inferior_fp_registers);
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}
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/* Provide registers to GDB from a core file.
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CORE_REG_SECT points to an array of bytes, which were obtained from
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a core file which BFD thinks might contain register contents.
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CORE_REG_SIZE is its size.
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WHICH says which register set corelow suspects this is:
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0 --- the general-purpose register set
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2 --- the floating-point register set
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REG_ADDR isn't used. */
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static void
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fetch_core_registers (char *core_reg_sect, unsigned core_reg_size,
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int which, CORE_ADDR reg_addr)
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{
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int val;
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switch (which)
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{
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case 0:
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case 1:
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memcpy (registers, core_reg_sect, core_reg_size);
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break;
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case 2:
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memcpy (®isters[REGISTER_BYTE (FP0_REGNUM)],
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core_reg_sect,
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core_reg_size); /* FIXME, probably bogus */
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#ifdef FPC_REGNUM
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memcpy (®isters[REGISTER_BYTE (FPC_REGNUM)],
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&corestr.c_fpu.f_fpstatus.f_ctrl,
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sizeof corestr.c_fpu.f_fpstatus -
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sizeof corestr.c_fpu.f_fpstatus.f_st);
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#endif
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break;
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}
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}
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/* Register that we are able to handle i386mach core file formats.
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FIXME: is this really bfd_target_unknown_flavour? */
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static struct core_fns i386mach_core_fns =
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{
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bfd_target_unknown_flavour, /* core_flavour */
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default_check_format, /* check_format */
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default_core_sniffer, /* core_sniffer */
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fetch_core_registers, /* core_read_registers */
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NULL /* next */
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};
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void
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_initialize_core_i386mach (void)
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{
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add_core_fns (&i386mach_core_fns);
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}
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// OBSOLETE /* Native dependent code for Mach 386's for GDB, the GNU debugger.
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// OBSOLETE Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1995, 1996, 1999, 2000,
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// OBSOLETE 2001 Free Software Foundation, Inc.
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// OBSOLETE
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// OBSOLETE This file is part of GDB.
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// OBSOLETE
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// OBSOLETE This program is free software; you can redistribute it and/or modify
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// OBSOLETE it under the terms of the GNU General Public License as published by
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// OBSOLETE the Free Software Foundation; either version 2 of the License, or
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// OBSOLETE (at your option) any later version.
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// OBSOLETE
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// OBSOLETE This program is distributed in the hope that it will be useful,
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// OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of
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// OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// OBSOLETE GNU General Public License for more details.
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// OBSOLETE
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// OBSOLETE You should have received a copy of the GNU General Public License
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// OBSOLETE along with this program; if not, write to the Free Software
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// OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330,
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// OBSOLETE Boston, MA 02111-1307, USA. */
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// OBSOLETE
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// OBSOLETE #include "defs.h"
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// OBSOLETE #include "frame.h"
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// OBSOLETE #include "inferior.h"
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// OBSOLETE #include "gdbcore.h"
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// OBSOLETE #include "regcache.h"
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// OBSOLETE
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// OBSOLETE #include <sys/param.h>
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// OBSOLETE #include <sys/dir.h>
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// OBSOLETE #include <sys/user.h>
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// OBSOLETE #include <signal.h>
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// OBSOLETE #include <sys/ioctl.h>
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// OBSOLETE #include <fcntl.h>
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// OBSOLETE
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// OBSOLETE #include <sys/ptrace.h>
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// OBSOLETE #include <machine/reg.h>
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// OBSOLETE
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// OBSOLETE #include <sys/file.h>
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// OBSOLETE #include "gdb_stat.h"
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// OBSOLETE #include <sys/core.h>
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// OBSOLETE
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// OBSOLETE static void fetch_core_registers (char *, unsigned, int, CORE_ADDR);
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// OBSOLETE
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// OBSOLETE void
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// OBSOLETE fetch_inferior_registers (int regno)
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// OBSOLETE {
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// OBSOLETE struct regs inferior_registers;
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// OBSOLETE struct fp_state inferior_fp_registers;
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// OBSOLETE
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// OBSOLETE registers_fetched ();
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// OBSOLETE
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// OBSOLETE ptrace (PTRACE_GETREGS, PIDGET (inferior_ptid),
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// OBSOLETE (PTRACE_ARG3_TYPE) & inferior_registers);
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// OBSOLETE ptrace (PTRACE_GETFPREGS, PIDGET (inferior_ptid),
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// OBSOLETE (PTRACE_ARG3_TYPE) & inferior_fp_registers);
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// OBSOLETE
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// OBSOLETE memcpy (registers, &inferior_registers, sizeof inferior_registers);
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// OBSOLETE
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// OBSOLETE memcpy (®isters[REGISTER_BYTE (FP0_REGNUM)],
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// OBSOLETE inferior_fp_registers.f_st,
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// OBSOLETE sizeof inferior_fp_registers.f_st);
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// OBSOLETE memcpy (®isters[REGISTER_BYTE (FPC_REGNUM)],
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// OBSOLETE &inferior_fp_registers.f_ctrl,
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// OBSOLETE sizeof inferior_fp_registers - sizeof inferior_fp_registers.f_st);
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// OBSOLETE }
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// OBSOLETE
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// OBSOLETE /* Store our register values back into the inferior.
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// OBSOLETE If REGNO is -1, do this for all registers.
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// OBSOLETE Otherwise, REGNO specifies which register (so we can save time). */
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// OBSOLETE
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// OBSOLETE void
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// OBSOLETE store_inferior_registers (int regno)
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// OBSOLETE {
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// OBSOLETE struct regs inferior_registers;
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// OBSOLETE struct fp_state inferior_fp_registers;
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// OBSOLETE
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// OBSOLETE memcpy (&inferior_registers, registers, 20 * 4);
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// OBSOLETE
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// OBSOLETE memcpy (inferior_fp_registers.f_st, ®isters[REGISTER_BYTE (FP0_REGNUM)],
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// OBSOLETE sizeof inferior_fp_registers.f_st);
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// OBSOLETE memcpy (&inferior_fp_registers.f_ctrl,
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// OBSOLETE ®isters[REGISTER_BYTE (FPC_REGNUM)],
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// OBSOLETE sizeof inferior_fp_registers - sizeof inferior_fp_registers.f_st);
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// OBSOLETE
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// OBSOLETE #ifdef PTRACE_FP_BUG
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// OBSOLETE if (regno == FP_REGNUM || regno == -1)
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// OBSOLETE /* Storing the frame pointer requires a gross hack, in which an
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// OBSOLETE instruction that moves eax into ebp gets single-stepped. */
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// OBSOLETE {
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// OBSOLETE int stack = inferior_registers.r_reg[SP_REGNUM];
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// OBSOLETE int stuff = ptrace (PTRACE_PEEKDATA, PIDGET (inferior_ptid),
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// OBSOLETE (PTRACE_ARG3_TYPE) stack);
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// OBSOLETE int reg = inferior_registers.r_reg[EAX];
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// OBSOLETE inferior_registers.r_reg[EAX] =
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// OBSOLETE inferior_registers.r_reg[FP_REGNUM];
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// OBSOLETE ptrace (PTRACE_SETREGS, PIDGET (inferior_ptid),
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// OBSOLETE (PTRACE_ARG3_TYPE) & inferior_registers);
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// OBSOLETE ptrace (PTRACE_POKEDATA, PIDGET (inferior_ptid),
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// OBSOLETE (PTRACE_ARG3_TYPE) stack, 0xc589);
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// OBSOLETE ptrace (PTRACE_SINGLESTEP, PIDGET (inferior_ptid),
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// OBSOLETE (PTRACE_ARG3_TYPE) stack, 0);
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// OBSOLETE wait (0);
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// OBSOLETE ptrace (PTRACE_POKEDATA, PIDGET (inferior_ptid),
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// OBSOLETE (PTRACE_ARG3_TYPE) stack, stuff);
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// OBSOLETE inferior_registers.r_reg[EAX] = reg;
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// OBSOLETE }
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// OBSOLETE #endif
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// OBSOLETE ptrace (PTRACE_SETREGS, PIDGET (inferior_ptid),
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// OBSOLETE (PTRACE_ARG3_TYPE) & inferior_registers);
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// OBSOLETE ptrace (PTRACE_SETFPREGS, PIDGET (inferior_ptid),
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// OBSOLETE (PTRACE_ARG3_TYPE) & inferior_fp_registers);
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// OBSOLETE }
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// OBSOLETE
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// OBSOLETE
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// OBSOLETE
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// OBSOLETE /* Provide registers to GDB from a core file.
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// OBSOLETE
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// OBSOLETE CORE_REG_SECT points to an array of bytes, which were obtained from
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// OBSOLETE a core file which BFD thinks might contain register contents.
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// OBSOLETE CORE_REG_SIZE is its size.
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// OBSOLETE
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// OBSOLETE WHICH says which register set corelow suspects this is:
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// OBSOLETE 0 --- the general-purpose register set
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// OBSOLETE 2 --- the floating-point register set
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// OBSOLETE
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// OBSOLETE REG_ADDR isn't used. */
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// OBSOLETE
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// OBSOLETE static void
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// OBSOLETE fetch_core_registers (char *core_reg_sect, unsigned core_reg_size,
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// OBSOLETE int which, CORE_ADDR reg_addr)
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// OBSOLETE {
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// OBSOLETE int val;
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// OBSOLETE
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// OBSOLETE switch (which)
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// OBSOLETE {
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// OBSOLETE case 0:
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// OBSOLETE case 1:
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// OBSOLETE memcpy (registers, core_reg_sect, core_reg_size);
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// OBSOLETE break;
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// OBSOLETE
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// OBSOLETE case 2:
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// OBSOLETE memcpy (®isters[REGISTER_BYTE (FP0_REGNUM)],
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// OBSOLETE core_reg_sect,
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// OBSOLETE core_reg_size); /* FIXME, probably bogus */
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// OBSOLETE #ifdef FPC_REGNUM
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// OBSOLETE memcpy (®isters[REGISTER_BYTE (FPC_REGNUM)],
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// OBSOLETE &corestr.c_fpu.f_fpstatus.f_ctrl,
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// OBSOLETE sizeof corestr.c_fpu.f_fpstatus -
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// OBSOLETE sizeof corestr.c_fpu.f_fpstatus.f_st);
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// OBSOLETE #endif
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// OBSOLETE break;
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// OBSOLETE }
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// OBSOLETE }
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// OBSOLETE
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// OBSOLETE
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// OBSOLETE /* Register that we are able to handle i386mach core file formats.
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// OBSOLETE FIXME: is this really bfd_target_unknown_flavour? */
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// OBSOLETE
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// OBSOLETE static struct core_fns i386mach_core_fns =
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// OBSOLETE {
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// OBSOLETE bfd_target_unknown_flavour, /* core_flavour */
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// OBSOLETE default_check_format, /* check_format */
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// OBSOLETE default_core_sniffer, /* core_sniffer */
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// OBSOLETE fetch_core_registers, /* core_read_registers */
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// OBSOLETE NULL /* next */
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// OBSOLETE };
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// OBSOLETE
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// OBSOLETE void
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// OBSOLETE _initialize_core_i386mach (void)
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// OBSOLETE {
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// OBSOLETE add_core_fns (&i386mach_core_fns);
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// OBSOLETE }
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