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[/] [or1k/] [trunk/] [gdb-5.3/] [gdb/] [a68v-nat.c] - Rev 1773
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/* Host-dependent code for Apollo-68ks for GDB, the GNU debugger. Copyright 1986, 1987, 1989, 1991, 1992, 1993, 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 "inferior.h" #include "regcache.h" #ifndef _ISP__M68K #define _ISP__M68K 1 #endif #include <ptrace.h> extern int errno; void fetch_inferior_registers (int ignored) { struct ptrace_$data_regs_m68k inferior_registers; struct ptrace_$floating_regs_m68k inferior_fp_registers; struct ptrace_$control_regs_m68k inferior_control_registers; ptrace_$init_control (&inferior_control_registers); inferior_fp_registers.size = sizeof (inferior_fp_registers); registers_fetched (); ptrace (PTRACE_GETREGS, PIDGET (inferior_ptid), (PTRACE_ARG3_TYPE) & inferior_registers, ptrace_$data_set, (PTRACE_ARG3_TYPE) & inferior_registers, ptrace_$data_set); ptrace (PTRACE_GETREGS, PIDGET (inferior_ptid), (PTRACE_ARG3_TYPE) & inferior_fp_registers, ptrace_$floating_set_m68k, (PTRACE_ARG3_TYPE) & inferior_fp_registers, ptrace_$floating_set_m68k); ptrace (PTRACE_GETREGS, PIDGET (inferior_ptid), (PTRACE_ARG3_TYPE) & inferior_control_registers, ptrace_$control_set_m68k, (PTRACE_ARG3_TYPE) & inferior_control_registers, ptrace_$control_set_m68k); bcopy (&inferior_registers, registers, 16 * 4); bcopy (&inferior_fp_registers, ®isters[REGISTER_BYTE (FP0_REGNUM)], sizeof inferior_fp_registers.regs); *(int *) ®isters[REGISTER_BYTE (PS_REGNUM)] = inferior_control_registers.sr; *(int *) ®isters[REGISTER_BYTE (PC_REGNUM)] = inferior_control_registers.pc; } /* 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) { struct ptrace_$data_regs_m68k inferior_registers; struct ptrace_$floating_regs_m68k inferior_fp_registers; struct ptrace_$control_regs_m68k inferior_control_registers; ptrace_$init_control (&inferior_control_registers); inferior_fp_registers.size = sizeof (inferior_fp_registers); ptrace (PTRACE_GETREGS, PIDGET (inferior_ptid), (PTRACE_ARG3_TYPE) & inferior_fp_registers, ptrace_$floating_set_m68k, (PTRACE_ARG3_TYPE) & inferior_fp_registers, ptrace_$floating_set_m68k); ptrace (PTRACE_GETREGS, PIDGET (inferior_ptid), (PTRACE_ARG3_TYPE) & inferior_control_registers, ptrace_$control_set_m68k, (PTRACE_ARG3_TYPE) & inferior_control_registers, ptrace_$control_set_m68k); bcopy (registers, &inferior_registers, sizeof (inferior_registers)); bcopy (®isters[REGISTER_BYTE (FP0_REGNUM)], inferior_fp_registers.regs, sizeof inferior_fp_registers.regs); inferior_control_registers.sr = *(int *) ®isters[REGISTER_BYTE (PS_REGNUM)]; inferior_control_registers.pc = *(int *) ®isters[REGISTER_BYTE (PC_REGNUM)]; ptrace (PTRACE_SETREGS, PIDGET (inferior_ptid), (PTRACE_ARG3_TYPE) & inferior_registers, ptrace_$data_set_m68k, (PTRACE_ARG3_TYPE) & inferior_registers, ptrace_$data_set_m68k); ptrace (PTRACE_SETREGS, PIDGET (inferior_ptid), (PTRACE_ARG3_TYPE) & inferior_fp_registers, ptrace_$floating_set_m68k, (PTRACE_ARG3_TYPE) & inferior_fp_registers, ptrace_$floating_set_m68k); ptrace (PTRACE_SETREGS, PIDGET (inferior_ptid), (PTRACE_ARG3_TYPE) & inferior_control_registers, ptrace_$control_set_m68k, (PTRACE_ARG3_TYPE) & inferior_control_registers, ptrace_$control_set_m68k); }
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