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Diffstat (limited to 'gdb/sun3-nat.c')
| -rw-r--r-- | gdb/sun3-nat.c | 157 |
1 files changed, 0 insertions, 157 deletions
diff --git a/gdb/sun3-nat.c b/gdb/sun3-nat.c deleted file mode 100644 index 30f4a44..0000000 --- a/gdb/sun3-nat.c +++ /dev/null @@ -1,157 +0,0 @@ -/* Host-dependent code for Sun-3 for GDB, the GNU debugger. - Copyright 1986, 1987, 1989, 1991, 1992 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 "gdbcore.h" - -#include <sys/ptrace.h> -#define KERNEL /* To get floating point reg definitions */ -#include <machine/reg.h> - -static void fetch_core_registers PARAMS ((char *, unsigned, int, CORE_ADDR)); - -void -fetch_inferior_registers (regno) - int regno; -{ - struct regs inferior_registers; -#ifdef FP0_REGNUM - struct fp_status inferior_fp_registers; -#endif - extern char registers[]; - - registers_fetched (); - - ptrace (PTRACE_GETREGS, inferior_pid, - (PTRACE_ARG3_TYPE) &inferior_registers); -#ifdef FP0_REGNUM - ptrace (PTRACE_GETFPREGS, inferior_pid, - (PTRACE_ARG3_TYPE) &inferior_fp_registers); -#endif - - memcpy (registers, &inferior_registers, 16 * 4); -#ifdef FP0_REGNUM - memcpy (®isters[REGISTER_BYTE (FP0_REGNUM)], &inferior_fp_registers, - sizeof inferior_fp_registers.fps_regs); -#endif - *(int *)®isters[REGISTER_BYTE (PS_REGNUM)] = inferior_registers.r_ps; - *(int *)®isters[REGISTER_BYTE (PC_REGNUM)] = inferior_registers.r_pc; -#ifdef FP0_REGNUM - memcpy (®isters[REGISTER_BYTE (FPC_REGNUM)], - &inferior_fp_registers.fps_control, - sizeof inferior_fp_registers - sizeof inferior_fp_registers.fps_regs); -#endif -} - -/* 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 (regno) - int regno; -{ - struct regs inferior_registers; -#ifdef FP0_REGNUM - struct fp_status inferior_fp_registers; -#endif - extern char registers[]; - - memcpy (&inferior_registers, registers, 16 * 4); -#ifdef FP0_REGNUM - memcpy (&inferior_fp_registers, ®isters[REGISTER_BYTE (FP0_REGNUM)], - sizeof inferior_fp_registers.fps_regs); -#endif - inferior_registers.r_ps = *(int *)®isters[REGISTER_BYTE (PS_REGNUM)]; - inferior_registers.r_pc = *(int *)®isters[REGISTER_BYTE (PC_REGNUM)]; - -#ifdef FP0_REGNUM - memcpy (&inferior_fp_registers.fps_control, - ®isters[REGISTER_BYTE (FPC_REGNUM)], - sizeof inferior_fp_registers - sizeof inferior_fp_registers.fps_regs); -#endif - - ptrace (PTRACE_SETREGS, inferior_pid, - (PTRACE_ARG3_TYPE) &inferior_registers); -#if FP0_REGNUM - ptrace (PTRACE_SETFPREGS, inferior_pid, - (PTRACE_ARG3_TYPE) &inferior_fp_registers); -#endif -} - - -/* All of this stuff is only relevant if both host and target are sun3. */ -/* Machine-dependent code for pulling registers out of a Sun-3 core file. */ - -static void -fetch_core_registers (core_reg_sect, core_reg_size, which, reg_addr) - char *core_reg_sect; - unsigned core_reg_size; - int which; - CORE_ADDR reg_addr; /* Unused in this version */ -{ - extern char registers[]; - struct regs *regs = (struct regs *) core_reg_sect; - - if (which == 0) { - if (core_reg_size < sizeof (struct regs)) - error ("Can't find registers in core file"); - - memcpy (registers, (char *)regs, 16 * 4); - supply_register (PS_REGNUM, (char *)®s->r_ps); - supply_register (PC_REGNUM, (char *)®s->r_pc); - - } else if (which == 2) { - -#define fpustruct ((struct fpu *) core_reg_sect) - - if (core_reg_size >= sizeof (struct fpu)) - { -#ifdef FP0_REGNUM - memcpy (®isters[REGISTER_BYTE (FP0_REGNUM)], - fpustruct->f_fpstatus.fps_regs, - sizeof fpustruct->f_fpstatus.fps_regs); - memcpy (®isters[REGISTER_BYTE (FPC_REGNUM)], - &fpustruct->f_fpstatus.fps_control, - sizeof fpustruct->f_fpstatus - - sizeof fpustruct->f_fpstatus.fps_regs); -#endif - } - else - fprintf_unfiltered (gdb_stderr, "Couldn't read float regs from core file\n"); - } -} - - -/* Register that we are able to handle sun3 core file formats. - FIXME: is this really bfd_target_unknown_flavour? */ - -static struct core_fns sun3_core_fns = -{ - bfd_target_unknown_flavour, - fetch_core_registers, - NULL -}; - -void -_initialize_core_sun3 () -{ - add_core_fns (&sun3_core_fns); -} |