Re: [PATCH v4 25/53] semihosting: Use env more often in do_common_semihosting

[Luc Michel]

On 13:45 Tue 07 Jun     , Richard Henderson wrote:
> We've already loaded cs->env_ptr into a local variable; use it.
> Since env is unconditionally used, we don't need a dummy use.
> 
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

Reviewed-by: Luc Michel <lmichel@kalray.eu>

> ---
>  semihosting/arm-compat-semi.c | 7 +++----
>  1 file changed, 3 insertions(+), 4 deletions(-)
> 
> diff --git a/semihosting/arm-compat-semi.c b/semihosting/arm-compat-semi.c
> index 5e442e549d..adb4e5b581 100644
> --- a/semihosting/arm-compat-semi.c
> +++ b/semihosting/arm-compat-semi.c
> @@ -553,7 +553,6 @@ void do_common_semihosting(CPUState *cs)
>      GuestFD *gf;
>      int64_t elapsed;
>  
> -    (void) env; /* Used implicitly by arm lock_user macro */
>      nr = common_semi_arg(cs, 0) & 0xffffffffU;
>      args = common_semi_arg(cs, 1);
>  
> @@ -636,12 +635,12 @@ void do_common_semihosting(CPUState *cs)
>          break;
>  
>      case TARGET_SYS_WRITEC:
> -        qemu_semihosting_console_outc(cs->env_ptr, args);
> +        qemu_semihosting_console_outc(env, args);
>          common_semi_set_ret(cs, 0xdeadbeef);
>          break;
>  
>      case TARGET_SYS_WRITE0:
> -        ret = qemu_semihosting_console_outs(cs->env_ptr, args);
> +        ret = qemu_semihosting_console_outs(env, args);
>          common_semi_set_ret(cs, ret);
>          break;
>  
> @@ -672,7 +671,7 @@ void do_common_semihosting(CPUState *cs)
>          break;
>  
>      case TARGET_SYS_READC:
> -        ret = qemu_semihosting_console_inc(cs->env_ptr);
> +        ret = qemu_semihosting_console_inc(env);
>          common_semi_set_ret(cs, ret);
>          break;
>  
> -- 
> 2.34.1
>