Re: [Qemu-devel] [PATCH v2 3/8] target/sparc: Define an enumeration for accessing env->regwptr

["Philippe Mathieu-Daudé" <philmd@redhat.com>]

Hi Richard,

On 5/10/19 5:27 AM, Richard Henderson wrote:
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
>  target/sparc/cpu.h | 33 +++++++++++++++++++++++++++++++++
>  1 file changed, 33 insertions(+)
> 
> diff --git a/target/sparc/cpu.h b/target/sparc/cpu.h
> index 85b9665ccc..08f7d1a3c6 100644
> --- a/target/sparc/cpu.h
> +++ b/target/sparc/cpu.h
> @@ -31,6 +31,39 @@
>  
>  /*#define EXCP_INTERRUPT 0x100*/
>  
> +/* Windowed register indexes.  */
> +enum {
> +    WREG_O0,
> +    WREG_O1,
> +    WREG_O2,
> +    WREG_O3,
> +    WREG_O4,
> +    WREG_O5,
> +    WREG_O6,
> +    WREG_O7,
> +
> +    WREG_L0,
> +    WREG_L1,
> +    WREG_L2,
> +    WREG_L3,
> +    WREG_L4,
> +    WREG_L5,
> +    WREG_L6,
> +    WREG_L7,
> +
> +    WREG_I0,
> +    WREG_I1,
> +    WREG_I2,
> +    WREG_I3,
> +    WREG_I4,
> +    WREG_I5,
> +    WREG_I6,
> +    WREG_I7,

I'd feel safer if you initialize those enums (better safe than sorry!).

> +
> +    WREG_SP = WREG_O6,
> +    WREG_FP = WREG_I6,
> +};
> +
>  /* trap definitions */
>  #ifndef TARGET_SPARC64
>  #define TT_TFAULT   0x01
>