| /* Return -1 on error or 1 on success (never 0!). */ | |
| static int | |
| get_syscall_args(struct tcb *tcp) | |
| { | |
| /* arg0: a6, arg1: a3, arg2: a4, arg3: a5, arg4: a8, arg5: a9 */ | |
| static const int xtensaregs[MAX_ARGS] = { | |
| REG_A_BASE + 6, | |
| REG_A_BASE + 3, | |
| REG_A_BASE + 4, | |
| REG_A_BASE + 5, | |
| REG_A_BASE + 8, | |
| REG_A_BASE + 9 | |
| }; | |
| unsigned int i; | |
| for (i = 0; i < tcp->s_ent->nargs; ++i) | |
| if (upeek(tcp->pid, xtensaregs[i], &tcp->u_arg[i]) < 0) | |
| return -1; | |
| return 1; | |
| } |