void restore_registers(int pid, union uml_pt_regs *regs)
{
int err;
err = move_registers(pid, PTRACE_SETREGS, PTRACE_SETFPREGS, regs);
if(err)
panic("restore_registers - saving registers failed, "
"errno = %d\n", -err);
}
void restore_registers(int pid, union uml_pt_regs *regs)
{
unsigned long *fp_regs;
int err, fp_op;
if(have_fpx_regs){
fp_op = PTRACE_SETFPXREGS;
fp_regs = regs->skas.xfp;
}
else {
fp_op = PTRACE_SETFPREGS;
fp_regs = regs->skas.fp;
}
err = move_registers(pid, PTRACE_SETREGS, regs, fp_op, fp_regs);
if(err)
panic("restore_registers - saving registers failed, "
"errno = %d\n", -err);
}
void save_registers(union uml_pt_regs *regs)
{
unsigned long *fp_regs;
int err, fp_op;
if(have_fpx_regs){
fp_op = PTRACE_GETFPXREGS;
fp_regs = regs->skas.xfp;
}
else {
fp_op = PTRACE_GETFPREGS;
fp_regs = regs->skas.fp;
}
err = move_registers(PTRACE_GETREGS, fp_op, regs, fp_regs);
if(err)
panic("save_registers - saving registers failed, errno = %d\n",
err);
}