Re: [PATCH 08/19] target/ppc: Introduce REQUIRE_FPU

[David Gibson]

On Tue, Aug 24, 2021 at 11:27:19AM -0300, Luis Pires wrote:
> From: Fernando Valle <fernando.valle@eldorado.org.br>
> 
> Signed-off-by: Fernando Valle <fernando.valle@eldorado.org.br>
> Signed-off-by: Luis Pires <luis.pires@eldorado.org.br>

Reviewed-by: David Gibson <david@gibson.dropbear.id.au>

> ---
>  target/ppc/translate.c | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/target/ppc/translate.c b/target/ppc/translate.c
> index 4749ecdaa9..5489b4b6e0 100644
> --- a/target/ppc/translate.c
> +++ b/target/ppc/translate.c
> @@ -7461,6 +7461,14 @@ static int times_4(DisasContext *ctx, int x)
>          }                                               \
>      } while (0)
>  
> +#define REQUIRE_FPU(ctx)                                \
> +    do {                                                \
> +        if (unlikely(!(ctx)->fpu_enabled)) {            \
> +            gen_exception((ctx), POWERPC_EXCP_FPU);     \
> +            return true;                                \
> +        }                                               \
> +    } while (0)
> +
>  /*
>   * Helpers for implementing sets of trans_* functions.
>   * Defer the implementation of NAME to FUNC, with optional extra arguments.

-- 
David Gibson                    | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au  | minimalist, thank you.  NOT _the_ _other_
                                | _way_ _around_!
http://www.ozlabs.org/~dgibson

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