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libagx: export coordinate twiddle routine

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we'll use for both image atomics and fast-clears

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Reviewed-by: Mary Guillemard <mary.guillemard@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/35662>
This commit is contained in:
Alyssa Rosenzweig 2025-01-30 11:30:01 -05:00 • committed by Marge Bot
parent 319a6259d9
commit 908d12d346
2 changed files with 10 additions and 6 deletions
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4
src/asahi/libagx/libagx_intrinsics.h
View file

@ -25,3 +25,7 @@ void nir_bindless_image_store(uint2 handle, int4 coord, uint sample,
uint4 datum, uint lod, uint image_dim,
uint image_array, uint format, uint access,
uint src_type);
uint32_t libagx_twiddle_coordinates(ushort2 coord, uint16_t tile_w_px,
uint16_t tile_h_px,
uint32_t aligned_width_px);

12
src/asahi/libagx/texture.cl
View file

@ -124,9 +124,9 @@ libagx_lower_txf_robustness(constant struct agx_texture_packed *ptr,
return valid ? x : 0xFFF0;
}
static uint32_t
calculate_twiddled_coordinates(ushort2 coord, uint16_t tile_w_px,
uint16_t tile_h_px, uint32_t aligned_width_px)
uint32_t
libagx_twiddle_coordinates(ushort2 coord, uint16_t tile_w_px,
uint16_t tile_h_px, uint32_t aligned_width_px)
{
/* Modulo by the tile width/height to get the offsets within the tile */
ushort2 tile_mask_vec = (ushort2)(tile_w_px - 1, tile_h_px - 1);
@ -183,9 +183,9 @@ libagx_image_texel_address(constant const struct agx_pbe_packed *ptr,
aligned_width_px = align(width_px, d.tile_width_sw);
}
total_px = calculate_twiddled_coordinates(
convert_ushort2(coord.xy), d.tile_width_sw, d.tile_height_sw,
aligned_width_px);
total_px =
libagx_twiddle_coordinates(convert_ushort2(coord.xy), d.tile_width_sw,
d.tile_height_sw, aligned_width_px);
}
uint samples_log2 = is_msaa ? d.sample_count_log2_sw : 0;