diff options
Diffstat (limited to 'gdb/m68knbsd-nat.c')
-rw-r--r-- | gdb/m68knbsd-nat.c | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/gdb/m68knbsd-nat.c b/gdb/m68knbsd-nat.c new file mode 100644 index 0000000..c2e71df --- /dev/null +++ b/gdb/m68knbsd-nat.c @@ -0,0 +1,86 @@ +/* Native-dependent code for Motorola m68k's running NetBSD, for GDB. + Copyright 1988, 1989, 1991, 1992, 1994, 1996 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 <sys/types.h> +#include <sys/ptrace.h> +#include <machine/reg.h> +#include <machine/frame.h> + +#include "defs.h" +#include "inferior.h" + +void +fetch_inferior_registers(regno) + int regno; +{ + struct reg inferior_registers; + struct fpreg inferior_fp_registers; + + ptrace (PT_GETREGS, inferior_pid, + (PTRACE_ARG3_TYPE) &inferior_registers, 0); + memcpy (®isters[REGISTER_BYTE (0)], &inferior_registers, + sizeof(inferior_registers)); + + ptrace (PT_GETFPREGS, inferior_pid, + (PTRACE_ARG3_TYPE) &inferior_fp_registers, 0); + memcpy (®isters[REGISTER_BYTE (FP0_REGNUM)], &inferior_fp_registers, + sizeof(inferior_fp_registers)); + + registers_fetched (); +} + +void +store_inferior_registers(regno) + int regno; +{ + struct reg inferior_registers; + struct fpreg inferior_fp_registers; + + memcpy (&inferior_registers, ®isters[REGISTER_BYTE (0)], + sizeof(inferior_registers)); + ptrace (PT_SETREGS, inferior_pid, + (PTRACE_ARG3_TYPE) &inferior_registers, 0); + + memcpy (&inferior_fp_registers, ®isters[REGISTER_BYTE (FP0_REGNUM)], + sizeof(inferior_fp_registers)); + ptrace (PT_SETFPREGS, inferior_pid, + (PTRACE_ARG3_TYPE) &inferior_fp_registers, 0); +} + +struct md_core { + struct reg intreg; + struct fpreg freg; +}; + +void +fetch_core_registers (core_reg_sect, core_reg_size, which, ignore) + char *core_reg_sect; + unsigned core_reg_size; + int which; + CORE_ADDR ignore; +{ + struct md_core *core_reg = (struct md_core *)core_reg_sect; + + /* Integer registers */ + memcpy(®isters[REGISTER_BYTE (0)], + &core_reg->intreg, sizeof(struct reg)); + /* Floating point registers */ + memcpy(®isters[REGISTER_BYTE (FP0_REGNUM)], + &core_reg->freg, sizeof(struct fpreg)); +} |