RE: [PATCH 1/2] linux-user/hexagon: fix signal context save & restore

[Taylor Simpson]

> -----Original Message-----
> From: Mukilan Thiyagarajan (QUIC) <quic_mthiyaga@quicinc.com>
> Sent: Tuesday, December 27, 2022 9:35 AM
> To: qemu-devel@nongnu.org; Taylor Simpson <tsimpson@quicinc.com>;
> laurent@vivier.eu
> Cc: Brian Cain <bcain@quicinc.com>; richard.henderson@linaro.org;
> alex.bennee@linaro.org; Mukilan Thiyagarajan (QUIC)
> <quic_mthiyaga@quicinc.com>
> Subject: [PATCH 1/2] linux-user/hexagon: fix signal context save & restore
> 
> diff --git a/tests/tcg/hexagon/signal_context.c
> b/tests/tcg/hexagon/signal_context.c
> new file mode 100644
> index 0000000000..297e6915a4
> --- /dev/null
> +++ b/tests/tcg/hexagon/signal_context.c
> @@ -0,0 +1,84 @@
> +/*
> + *  Copyright(c) 2019-2022 Qualcomm Innovation Center, Inc. All Rights

Since this is a new file, only list 2022 (not 2019-2022).

> +void sig_user(int sig, siginfo_t *info, void *puc) {
> +    asm("r7 = #0\n\t"
> +        "p0 = r7\n\t"
> +        "p1 = r7\n\t"
> +        "p2 = r7\n\t"
> +        "p3 = r7\n\t"
> +        : : : "r7", "p0", "p1", "p2", "p3"); }

Put the curly on the next line.

> +
> +int main()
> +{
> +
> +    struct sigaction act;
> +    struct itimerspec it;
> +    timer_t tid;
> +    struct sigevent sev;
> +    act.sa_sigaction = sig_user;
> +    sigemptyset(&act.sa_mask);
> +    act.sa_flags = SA_SIGINFO;
> +    sigaction(SIGUSR1, &act, NULL);
> +    sev.sigev_notify = SIGEV_SIGNAL;
> +    sev.sigev_signo = SIGUSR1;
> +    sev.sigev_value.sival_ptr = &tid;
> +    timer_create(CLOCK_REALTIME, &sev, &tid);
> +    it.it_interval.tv_sec = 0;
> +    it.it_interval.tv_nsec = 100000;
> +    it.it_value.tv_sec = 0;
> +    it.it_value.tv_nsec = 100000;
> +    timer_settime(tid, 0, &it, NULL);
> +
> +    int err = 0;
> +    unsigned int i = 100000;

Put these declarations at the beginning of the function before any code

> +    return err;

Before return err, do puts(err ? "FAIL" : "PASS");

Otherwise
Reviewed-by: Taylor Simpson <tsimpson@quicinc.com>