#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;
}
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);
}