Really remove file.
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gdb/sun3-nat.c
166
gdb/sun3-nat.c
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/* Host-dependent code for Sun-3 for GDB, the GNU debugger.
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Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1996, 1999, 2000, 2001
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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 "inferior.h"
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#include "gdbcore.h"
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#include "regcache.h"
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#include <sys/ptrace.h>
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#define KERNEL /* To get floating point reg definitions */
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#include <machine/reg.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_status inferior_fp_registers;
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deprecated_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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if (FP0_REGNUM >= 0)
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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 (deprecated_registers, &inferior_registers, 16 * 4);
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if (FP0_REGNUM >= 0)
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memcpy (&deprecated_registers[DEPRECATED_REGISTER_BYTE (FP0_REGNUM)],
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&inferior_fp_registers, sizeof inferior_fp_registers.fps_regs);
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*(int *) &deprecated_registers[DEPRECATED_REGISTER_BYTE (PS_REGNUM)] = inferior_registers.r_ps;
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*(int *) &deprecated_registers[DEPRECATED_REGISTER_BYTE (PC_REGNUM)] = inferior_registers.r_pc;
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if (FP0_REGNUM >= 0)
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memcpy (&deprecated_registers[DEPRECATED_REGISTER_BYTE (FPC_REGNUM)],
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&inferior_fp_registers.fps_control,
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sizeof inferior_fp_registers -
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sizeof inferior_fp_registers.fps_regs);
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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_status inferior_fp_registers;
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memcpy (&inferior_registers, deprecated_registers, 16 * 4);
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if (FP0_REGNUM >= 0)
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memcpy (&inferior_fp_registers,
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&deprecated_registers[DEPRECATED_REGISTER_BYTE (FP0_REGNUM)],
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sizeof inferior_fp_registers.fps_regs);
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inferior_registers.r_ps = *(int *) &&deprecated_registers[DEPRECATED_REGISTER_BYTE (PS_REGNUM)];
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inferior_registers.r_pc = *(int *) &&deprecated_registers[DEPRECATED_REGISTER_BYTE (PC_REGNUM)];
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if (FP0_REGNUM >= 0)
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memcpy (&inferior_fp_registers.fps_control,
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&&deprecated_registers[DEPRECATED_REGISTER_BYTE (FPC_REGNUM)],
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sizeof inferior_fp_registers -
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sizeof inferior_fp_registers.fps_regs);
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ptrace (PTRACE_SETREGS, PIDGET (inferior_ptid),
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(PTRACE_ARG3_TYPE) & inferior_registers);
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if (FP0_REGNUM >= 0)
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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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/* All of this stuff is only relevant if both host and target are sun3. */
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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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struct regs *regs = (struct regs *) core_reg_sect;
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if (which == 0)
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{
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if (core_reg_size < sizeof (struct regs))
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error ("Can't find registers in core file");
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memcpy (&deprecated_registers, (char *) regs, 16 * 4);
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supply_register (PS_REGNUM, (char *) ®s->r_ps);
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supply_register (PC_REGNUM, (char *) ®s->r_pc);
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}
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else if (which == 2)
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{
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#define fpustruct ((struct fpu *) core_reg_sect)
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if (core_reg_size >= sizeof (struct fpu))
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{
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if (FP0_REGNUM >= 0)
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{
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memcpy (&&deprecated_registers[DEPRECATED_REGISTER_BYTE (FP0_REGNUM)],
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fpustruct->f_fpstatus.fps_regs,
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sizeof fpustruct->f_fpstatus.fps_regs);
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memcpy (&&deprecated_registers[DEPRECATED_REGISTER_BYTE (FPC_REGNUM)],
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&fpustruct->f_fpstatus.fps_control,
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sizeof fpustruct->f_fpstatus -
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sizeof fpustruct->f_fpstatus.fps_regs);
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}
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}
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else
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fprintf_unfiltered (gdb_stderr,
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"Couldn't read float regs from core file\n");
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}
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}
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/* Register that we are able to handle sun3 core file formats.
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FIXME: is this really bfd_target_unknown_flavour? */
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static struct core_fns sun3_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_sun3 (void)
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{
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deprecated_add_core_fns (&sun3_core_fns);
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}
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