[Mesa-dev] [PATCH mesa] swr: use ARRAY_SIZE macro

[Cherniak, Bruce]

Regardless of making it a v2, etc. :-)  Sorry for the complication of not being able to just accept the original.

Reviewed-by: Bruce Cherniak <bruce.cherniak at intel.com> 

> On Sep 12, 2017, at 8:03 AM, Eric Engestrom <eric.engestrom at imgtec.com> wrote:
> 
> Signed-off-by: Eric Engestrom <eric.engestrom at imgtec.com>
> ---
> src/gallium/drivers/swr/rasterizer/memory/StoreTile.h | 10 ++++++----
> 1 file changed, 6 insertions(+), 4 deletions(-)
> 
> diff --git a/src/gallium/drivers/swr/rasterizer/memory/StoreTile.h b/src/gallium/drivers/swr/rasterizer/memory/StoreTile.h
> index c3d14e9509..67bcf94f00 100644
> --- a/src/gallium/drivers/swr/rasterizer/memory/StoreTile.h
> +++ b/src/gallium/drivers/swr/rasterizer/memory/StoreTile.h
> @@ -40,6 +40,8 @@
> #include <array>
> #include <sstream>
> 
> +#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
> +
> // Function pointer to different storing functions for color, depth, and stencil based on incoming formats.
> typedef void(*PFN_STORE_TILES)(uint8_t*, SWR_SURFACE_STATE*, uint32_t, uint32_t, uint32_t);
> 
> @@ -1523,7 +1525,7 @@ struct OptStoreRasterTile< TilingTraits<SWR_TILE_NONE, 64>, SrcFormat, DstFormat
> 
>             pSrc += KNOB_SIMD16_WIDTH * SRC_BYTES_PER_PIXEL;
> 
> -            for (uint32_t i = 0; i < sizeof(ppDsts) / sizeof(ppDsts[0]); i += 1)
> +            for (uint32_t i = 0; i < ARRAY_SIZE(ppDsts); i += 1)
>             {
>                 ppDsts[i] += dy;
>             }
> @@ -1641,7 +1643,7 @@ struct OptStoreRasterTile< TilingTraits<SWR_TILE_NONE, 128>, SrcFormat, DstForma
> 
>             pSrc += KNOB_SIMD16_WIDTH * SRC_BYTES_PER_PIXEL;
> 
> -            for (uint32_t i = 0; i < sizeof(ppDsts) / sizeof(ppDsts[0]); i += 1)
> +            for (uint32_t i = 0; i < ARRAY_SIZE(ppDsts); i += 1)
>             {
>                 ppDsts[i] += dy;
>             }
> @@ -2124,7 +2126,7 @@ struct OptStoreRasterTile< TilingTraits<SWR_TILE_MODE_YMAJOR, 64>, SrcFormat, Ds
> 
>             pSrc += KNOB_SIMD16_WIDTH * SRC_BYTES_PER_PIXEL;
> 
> -            for (uint32_t i = 0; i < sizeof(ppDsts) / sizeof(ppDsts[0]); i += 1)
> +            for (uint32_t i = 0; i < ARRAY_SIZE(ppDsts); i += 1)
>             {
>                 ppDsts[i] += dy;
>             }
> @@ -2253,7 +2255,7 @@ struct OptStoreRasterTile< TilingTraits<SWR_TILE_MODE_YMAJOR, 128>, SrcFormat, D
> 
>             pSrc += KNOB_SIMD16_WIDTH * SRC_BYTES_PER_PIXEL;
> 
> -            for (uint32_t i = 0; i < sizeof(ppDsts) / sizeof(ppDsts[0]); i += 1)
> +            for (uint32_t i = 0; i < ARRAY_SIZE(ppDsts); i += 1)
>             {
>                 ppDsts[i] += dy;
>             }
> -- 
> Cheers,
>  Eric
>