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2eb4d78bfd
* remote-mips.c (mips_wait, mips_fetch_registers) (mips_store_registers): Use get_regcache_arch to get at the current architecture by regcache. * mipsnbsd-tdep.c (mipsnbsd_supply_reg, mipsnbsd_fill_reg) (mipsnbsd_supply_fpreg, mipsnbsd_fill_fpreg): Use get_regcache_arch to get at the current architecture by regcache. (mipsnbsd_sigtramp_offset): Use get_frame_arch to get at the current architecture by frame_info. * mipsnbsd-nat.c (mipsnbsd_fetch_inferior_registers) (mipsnbsd_store_inferior_registers): Use get_regcache_arch to get at the current architecture by regcache. * mips-linux-tdep.c (mips_linux_get_longjmp_target) (mips64_linux_get_longjmp_target, mips_linux_o32_sigframe_init) (mips_linux_n32n64_sigframe_init): Use get_frame_arch to get at the current architecture by frame_info. (supply_32bit_reg, mips_supply_gregset, mips_fill_gregset) (mips_supply_fpregset, mips_fill_fpregset, supply_64bit_reg) (mips64_supply_gregset, mips64_fill_gregset, mips64_supply_fpregset) (mips64_fill_fpregset, mips_linux_write_pc): Use get_regcache_arch to get at the current architecture by regcache. * mips-linux-nat.c (mips_linux_register_addr) (mips64_linux_register_addr): Replace current_gdbarch by gdbarch. (supply_gregset, fill_gregset, supply_fpregset, fill_fpregset) (mips64_linux_regsets_fetch_registers) (mips64_linux_regsets_store_registers): Use get_regcache_arch to get at the current architecture by regcache. * mips64obsd-tdep.c (mips64obsd_sigframe_init): Use get_frame_arch to get at the current architecture by frame_info.
120 lines
3.3 KiB
C
120 lines
3.3 KiB
C
/* Native-dependent code for MIPS systems running NetBSD.
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Copyright (C) 2000, 2001, 2002, 2004, 2007 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 3 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, see <http://www.gnu.org/licenses/>. */
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#include "defs.h"
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#include "inferior.h"
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#include "regcache.h"
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#include "target.h"
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#include <sys/types.h>
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#include <sys/ptrace.h>
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#include <machine/reg.h>
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#include "mips-tdep.h"
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#include "mipsnbsd-tdep.h"
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#include "inf-ptrace.h"
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/* Determine if PT_GETREGS fetches this register. */
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static int
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getregs_supplies (int regno)
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{
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return ((regno) >= MIPS_ZERO_REGNUM
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&& (regno) <= gdbarch_pc_regnum (current_gdbarch));
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}
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static void
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mipsnbsd_fetch_inferior_registers (struct regcache *regcache, int regno)
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{
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if (regno == -1 || getregs_supplies (regno))
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{
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struct reg regs;
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if (ptrace (PT_GETREGS, PIDGET (inferior_ptid),
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(PTRACE_TYPE_ARG3) ®s, 0) == -1)
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perror_with_name (_("Couldn't get registers"));
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mipsnbsd_supply_reg (regcache, (char *) ®s, regno);
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if (regno != -1)
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return;
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}
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if (regno == -1 || regno >= gdbarch_fp0_regnum (get_regcache_arch (regcache)))
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{
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struct fpreg fpregs;
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if (ptrace (PT_GETFPREGS, PIDGET (inferior_ptid),
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(PTRACE_TYPE_ARG3) &fpregs, 0) == -1)
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perror_with_name (_("Couldn't get floating point status"));
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mipsnbsd_supply_fpreg (regcache, (char *) &fpregs, regno);
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}
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}
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static void
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mipsnbsd_store_inferior_registers (struct regcache *regcache, int regno)
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{
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if (regno == -1 || getregs_supplies (regno))
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{
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struct reg regs;
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if (ptrace (PT_GETREGS, PIDGET (inferior_ptid),
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(PTRACE_TYPE_ARG3) ®s, 0) == -1)
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perror_with_name (_("Couldn't get registers"));
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mipsnbsd_fill_reg (regcache, (char *) ®s, regno);
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if (ptrace (PT_SETREGS, PIDGET (inferior_ptid),
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(PTRACE_TYPE_ARG3) ®s, 0) == -1)
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perror_with_name (_("Couldn't write registers"));
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if (regno != -1)
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return;
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}
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if (regno == -1 || regno >= gdbarch_fp0_regnum (get_regcache_arch (regcache)))
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{
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struct fpreg fpregs;
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if (ptrace (PT_GETFPREGS, PIDGET (inferior_ptid),
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(PTRACE_TYPE_ARG3) &fpregs, 0) == -1)
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perror_with_name (_("Couldn't get floating point status"));
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mipsnbsd_fill_fpreg (regcache, (char *) &fpregs, regno);
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if (ptrace (PT_SETFPREGS, PIDGET (inferior_ptid),
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(PTRACE_TYPE_ARG3) &fpregs, 0) == -1)
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perror_with_name (_("Couldn't write floating point status"));
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}
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}
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/* Provide a prototype to silence -Wmissing-prototypes. */
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void _initialize_mipsnbsd_nat (void);
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void
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_initialize_mipsnbsd_nat (void)
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{
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struct target_ops *t;
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t = inf_ptrace_target ();
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t->to_fetch_registers = mipsnbsd_fetch_inferior_registers;
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t->to_store_registers = mipsnbsd_store_inferior_registers;
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add_target (t);
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}
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