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[/] [or1k/] [trunk/] [gdb-5.3/] [gdb/] [shnbsd-nat.c] - Rev 1775
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/* Native-dependent code for SuperH running NetBSD, for GDB. Copyright 2002 Free Software Foundation, Inc. Contributed by Wasabi Systems, 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 <sys/types.h> #include <sys/ptrace.h> #include <machine/reg.h> #include "defs.h" #include "inferior.h" #include "shnbsd-tdep.h" /* Determine if PT_GETREGS fetches this register. */ #define GETREGS_SUPPLIES(regno) \ (((regno) >= R0_REGNUM && (regno) <= (R0_REGNUM + 15)) \ || (regno) == PC_REGNUM || (regno) == PR_REGNUM \ || (regno) == MACH_REGNUM || (regno) == MACL_REGNUM \ || (regno) == SR_REGNUM) void fetch_inferior_registers (int regno) { if (regno == -1 || GETREGS_SUPPLIES (regno)) { struct reg inferior_registers; if (ptrace (PT_GETREGS, PIDGET (inferior_ptid), (PTRACE_ARG3_TYPE) &inferior_registers, 0) == -1) perror_with_name ("Couldn't get registers"); shnbsd_supply_reg ((char *) &inferior_registers, regno); if (regno != -1) return; } } void store_inferior_registers (int regno) { if (regno == -1 || GETREGS_SUPPLIES (regno)) { struct reg inferior_registers; if (ptrace (PT_GETREGS, PIDGET (inferior_ptid), (PTRACE_ARG3_TYPE) &inferior_registers, 0) == -1) perror_with_name ("Couldn't get registers"); shnbsd_fill_reg ((char *) &inferior_registers, regno); if (ptrace (PT_SETREGS, PIDGET (inferior_ptid), (PTRACE_ARG3_TYPE) &inferior_registers, 0) == -1) perror_with_name ("Couldn't set registers"); if (regno != -1) return; } }
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