[FFmpeg-devel] [PATCH] tests/checkasm/sw_rgb: Be more strict about clobbering MMX state

[James Almer]

On 6/5/2024 5:08 PM, Andreas Rheinhardt wrote:
> The MMXEXT versions of the rgb2rgb functions tested here
> always emit emms on their own. Therefore one can use
> a stricter test to ensure that it stays that way.

Or we could nuke it in favor of an SSE2 version :p

> 
> Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at outlook.com>
> ---
>   tests/checkasm/sw_rgb.c | 12 ++++++------
>   1 file changed, 6 insertions(+), 6 deletions(-)
> 
> diff --git a/tests/checkasm/sw_rgb.c b/tests/checkasm/sw_rgb.c
> index b51d0836c3..47c3cdfcc8 100644
> --- a/tests/checkasm/sw_rgb.c
> +++ b/tests/checkasm/sw_rgb.c
> @@ -53,7 +53,7 @@ static void check_shuffle_bytes(void * func, const char * report)
>       LOCAL_ALIGNED_32(uint8_t, dst0, [MAX_STRIDE]);
>       LOCAL_ALIGNED_32(uint8_t, dst1, [MAX_STRIDE]);
>   
> -    declare_func_emms(AV_CPU_FLAG_MMX, void, const uint8_t *src, uint8_t *dst, int src_size);
> +    declare_func(void, const uint8_t *src, uint8_t *dst, int src_size);
>   
>       memset(dst0, 0, MAX_STRIDE);
>       memset(dst1, 0, MAX_STRIDE);
> @@ -84,9 +84,9 @@ static void check_uyvy_to_422p(void)
>       LOCAL_ALIGNED_32(uint8_t, dst_v_0, [(MAX_STRIDE/2) * MAX_HEIGHT]);
>       LOCAL_ALIGNED_32(uint8_t, dst_v_1, [(MAX_STRIDE/2) * MAX_HEIGHT]);
>   
> -    declare_func_emms(AV_CPU_FLAG_MMX, void, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
> -                      const uint8_t *src, int width, int height,
> -                      int lumStride, int chromStride, int srcStride);
> +    declare_func(void, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
> +                 const uint8_t *src, int width, int height,
> +                 int lumStride, int chromStride, int srcStride);
>   
>       randomize_buffers(src0, MAX_STRIDE * MAX_HEIGHT * 2);
>       memcpy(src1, src0, MAX_STRIDE * MAX_HEIGHT * 2);
> @@ -127,8 +127,8 @@ static void check_interleave_bytes(void)
>       uint8_t *dst0 = dst0_buf + 2;
>       uint8_t *dst1 = dst1_buf + 2;
>   
> -    declare_func_emms(AV_CPU_FLAG_MMX, void, const uint8_t *, const uint8_t *,
> -                                       uint8_t *, int, int, int, int, int);
> +    declare_func(void, const uint8_t *, const uint8_t *,
> +                 uint8_t *, int, int, int, int, int);
>   
>       randomize_buffers(src0, MAX_STRIDE * MAX_HEIGHT);
>       randomize_buffers(src1, MAX_STRIDE * MAX_HEIGHT);