On 6/13/15 21:10, Chen Gang wrote:
> +
> +void cpu_loop(CPUTLGState *env)
> +{
> + CPUState *cs = CPU(tilegx_env_get_cpu(env));
> + int trapnr;
> +
> + while (1) {
> + cpu_exec_start(cs);
> + trapnr = cpu_tilegx_exec(env);
> + cpu_exec_end(cs);
> + switch (trapnr) {
> + case TILEGX_EXCP_SYSCALL:
> + env->regs[TILEGX_R_RE] = do_syscall(env, env->regs[TILEGX_R_NR],
> + env->regs[0], env->regs[1],
> + env->regs[2], env->regs[3],
> + env->regs[4], env->regs[5],
> + env->regs[6], env->regs[7]);
> + env->regs[TILEGX_R_ERR] = TILEGX_IS_ERRNO(env->regs[TILEGX_R_RE])
> + ?
> env->regs[TILEGX_R_RE]
It needs "- env->regs[TILEGX_R_RE]" instead of "env->regs[TILEGX_R_RE]".
For stat64, when return ENOENT, qemu will mark it as -ENOENT, so syscall
should revert it again.
> + : 0;
> + break;
>
Thanks.
--
Chen Gang
Open, share, and attitude like air, water, and life which God blessed
