[Mesa-dev] [PATCH] swr: [rasterizer core/memory] StoreTile: AVX512 progress
Cherniak, Bruce
bruce.cherniak at intel.com
Mon Dec 12 20:03:31 UTC 2016
Reviewed-by: Bruce Cherniak <bruce.cherniak at intel.com>
> On Dec 12, 2016, at 1:30 PM, Rowley, Timothy O <timothy.o.rowley at intel.com> wrote:
>
> Fixes to 128-bit formats.
> ---
> src/gallium/drivers/swr/rasterizer/core/utils.h | 8 +-
> .../drivers/swr/rasterizer/memory/StoreTile.h | 352 ++++++++-------------
> 2 files changed, 138 insertions(+), 222 deletions(-)
>
> diff --git a/src/gallium/drivers/swr/rasterizer/core/utils.h b/src/gallium/drivers/swr/rasterizer/core/utils.h
> index 8f96864..a236575 100644
> --- a/src/gallium/drivers/swr/rasterizer/core/utils.h
> +++ b/src/gallium/drivers/swr/rasterizer/core/utils.h
> @@ -421,8 +421,8 @@ struct Transpose32_32_32_32
>
> vTranspose4x8(vDst, _simd16_extract_ps(src0, 1), _simd16_extract_ps(src1, 1), _simd16_extract_ps(src2, 1), _simd16_extract_ps(src3, 1));
>
> - _simd16_store_ps(reinterpret_cast<float *>(pDst) + 32, reinterpret_cast<simd16scalar *>(vDst)[2]);
> - _simd16_store_ps(reinterpret_cast<float *>(pDst) + 48, reinterpret_cast<simd16scalar *>(vDst)[3]);
> + _simd16_store_ps(reinterpret_cast<float *>(pDst) + 32, reinterpret_cast<simd16scalar *>(vDst)[0]);
> + _simd16_store_ps(reinterpret_cast<float *>(pDst) + 48, reinterpret_cast<simd16scalar *>(vDst)[1]);
> }
> #endif
> };
> @@ -474,8 +474,8 @@ struct Transpose32_32_32
>
> vTranspose3x8(vDst, _simd16_extract_ps(src0, 1), _simd16_extract_ps(src1, 1), _simd16_extract_ps(src2, 1));
>
> - _simd16_store_ps(reinterpret_cast<float *>(pDst) + 32, reinterpret_cast<simd16scalar *>(vDst)[2]);
> - _simd16_store_ps(reinterpret_cast<float *>(pDst) + 48, reinterpret_cast<simd16scalar *>(vDst)[3]);
> + _simd16_store_ps(reinterpret_cast<float *>(pDst) + 32, reinterpret_cast<simd16scalar *>(vDst)[0]);
> + _simd16_store_ps(reinterpret_cast<float *>(pDst) + 48, reinterpret_cast<simd16scalar *>(vDst)[1]);
> }
> #endif
> };
> diff --git a/src/gallium/drivers/swr/rasterizer/memory/StoreTile.h b/src/gallium/drivers/swr/rasterizer/memory/StoreTile.h
> index 4fa6683..473ebae 100644
> --- a/src/gallium/drivers/swr/rasterizer/memory/StoreTile.h
> +++ b/src/gallium/drivers/swr/rasterizer/memory/StoreTile.h
> @@ -899,8 +899,8 @@ INLINE static void FlatConvertNoAlpha(const uint8_t* pSrc, uint8_t* pDst, uint8_
>
> #if KNOB_ARCH == KNOB_ARCH_AVX
>
> - // splitting into two sets of 4 wide integer vector types
> - // because AVX doesn't have instructions to support this operation at 8 wide
> + // splitting into two sets of 4 wide integer vector types
> + // because AVX doesn't have instructions to support this operation at 8 wide
> __m128i srcLo0 = _mm256_castsi256_si128(src0); // 000r000r000r000r
> __m128i srcLo1 = _mm256_castsi256_si128(src1); // 000g000g000g000g
> __m128i srcLo2 = _mm256_castsi256_si128(src2); // 000b000b000b000b
> @@ -921,7 +921,7 @@ INLINE static void FlatConvertNoAlpha(const uint8_t* pSrc, uint8_t* pDst, uint8_
> srcLo0 = _mm_or_si128(srcLo0, srcLo2); // 0bgr0bgr0bgr0bgr
> srcHi0 = _mm_or_si128(srcHi0, srcHi2); // 0bgr0bgr0bgr0bgr
>
> - // unpack into rows that get the tiling order correct
> + // unpack into rows that get the tiling order correct
> __m128i vRow00 = _mm_unpacklo_epi64(srcLo0, srcHi0); // 0bgr0bgr0bgr0bgr0bgr0bgr0bgr0bgr
> __m128i vRow10 = _mm_unpackhi_epi64(srcLo0, srcHi0);
>
> @@ -1169,8 +1169,8 @@ struct OptStoreRasterTile< TilingTraits<SWR_TILE_NONE, 8>, SrcFormat, DstFormat>
> // Punt non-full tiles to generic store
> uint32_t lodWidth = std::max(pDstSurface->width >> pDstSurface->lod, 1U);
> uint32_t lodHeight = std::max(pDstSurface->height >> pDstSurface->lod, 1U);
> - if (x + KNOB_TILE_X_DIM > lodWidth ||
> - y + KNOB_TILE_Y_DIM > lodHeight)
> +
> + if (x + KNOB_TILE_X_DIM > lodWidth || y + KNOB_TILE_Y_DIM > lodHeight)
> {
> return GenericStoreTile::Store(pSrc, pDstSurface, x, y, sampleNum, renderTargetArrayIndex);
> }
> @@ -1256,8 +1256,8 @@ struct OptStoreRasterTile< TilingTraits<SWR_TILE_NONE, 16>, SrcFormat, DstFormat
> // Punt non-full tiles to generic store
> uint32_t lodWidth = std::max(pDstSurface->width >> pDstSurface->lod, 1U);
> uint32_t lodHeight = std::max(pDstSurface->height >> pDstSurface->lod, 1U);
> - if (x + KNOB_TILE_X_DIM > lodWidth ||
> - y + KNOB_TILE_Y_DIM > lodHeight)
> +
> + if (x + KNOB_TILE_X_DIM > lodWidth || y + KNOB_TILE_Y_DIM > lodHeight)
> {
> return GenericStoreTile::Store(pSrc, pDstSurface, x, y, sampleNum, renderTargetArrayIndex);
> }
> @@ -1343,8 +1343,8 @@ struct OptStoreRasterTile< TilingTraits<SWR_TILE_NONE, 32>, SrcFormat, DstFormat
> // Punt non-full tiles to generic store
> uint32_t lodWidth = std::max(pDstSurface->width >> pDstSurface->lod, 1U);
> uint32_t lodHeight = std::max(pDstSurface->height >> pDstSurface->lod, 1U);
> - if (x + KNOB_TILE_X_DIM > lodWidth ||
> - y + KNOB_TILE_Y_DIM > lodHeight)
> +
> + if (x + KNOB_TILE_X_DIM > lodWidth || y + KNOB_TILE_Y_DIM > lodHeight)
> {
> return GenericStoreTile::Store(pSrc, pDstSurface, x, y, sampleNum, renderTargetArrayIndex);
> }
> @@ -1410,7 +1410,7 @@ struct OptStoreRasterTile< TilingTraits<SWR_TILE_NONE, 32>, SrcFormat, DstFormat
> //////////////////////////////////////////////////////////////////////////
> /// OptStoreRasterTile - SWR_TILE_MODE_NONE specialization for 64bpp
> //////////////////////////////////////////////////////////////////////////
> -template<SWR_FORMAT SrcFormat, SWR_FORMAT DstFormat >
> +template<SWR_FORMAT SrcFormat, SWR_FORMAT DstFormat>
> struct OptStoreRasterTile< TilingTraits<SWR_TILE_NONE, 64>, SrcFormat, DstFormat>
> {
> typedef StoreRasterTile<TilingTraits<SWR_TILE_NONE, 64>, SrcFormat, DstFormat> GenericStoreTile;
> @@ -1435,8 +1435,8 @@ struct OptStoreRasterTile< TilingTraits<SWR_TILE_NONE, 64>, SrcFormat, DstFormat
> // Punt non-full tiles to generic store
> uint32_t lodWidth = std::max(pDstSurface->width >> pDstSurface->lod, 1U);
> uint32_t lodHeight = std::max(pDstSurface->height >> pDstSurface->lod, 1U);
> - if (x + KNOB_TILE_X_DIM > lodWidth ||
> - y + KNOB_TILE_Y_DIM > lodHeight)
> +
> + if (x + KNOB_TILE_X_DIM > lodWidth || y + KNOB_TILE_Y_DIM > lodHeight)
> {
> return GenericStoreTile::Store(pSrc, pDstSurface, x, y, sampleNum, renderTargetArrayIndex);
> }
> @@ -1451,33 +1451,18 @@ struct OptStoreRasterTile< TilingTraits<SWR_TILE_NONE, 64>, SrcFormat, DstFormat
> // we have to break these large spans up, since ConvertPixelsSOAtoAOS() can only work on max 16B spans (a TileY limitation)
> static_assert(dx == MAX_DST_COLUMN_BYTES * 4, "Invalid column offsets");
>
> -#if 1
> - uint8_t *ppDsts[8];
> -
> - {
> - for (uint32_t y = 0; y < 2; y += 1)
> - {
> - for (uint32_t x = 0; x < 4; x += 1)
> - {
> - ppDsts[x * 2 + y] = pDst + y * pDstSurface->pitch + x * MAX_DST_COLUMN_BYTES;
> - }
> - }
> - }
> -
> -#else
> uint8_t *ppDsts[] =
> {
> - pDst, // row 0, col 0
> - pDst + pDstSurface->pitch, // row 1, col 0
> - pDst + MAX_DST_COLUMN_BYTES, // row 0, col 1
> - pDst + pDstSurface->pitch + MAX_DST_COLUMN_BYTES, // row 1, col 1
> - pDst + MAX_DST_COLUMN_BYTES * 2, // row 0, col 2
> - pDst + pDstSurface->pitch + MAX_DST_COLUMN_BYTES * 2, // row 1, col 2
> - pDst + MAX_DST_COLUMN_BYTES * 3, // row 0, col 3
> - pDst + pDstSurface->pitch + MAX_DST_COLUMN_BYTES * 3 // row 1, col 3
> + pDst, // row 0, col 0
> + pDst + pDstSurface->pitch, // row 1, col 0
> + pDst + MAX_DST_COLUMN_BYTES, // row 0, col 1
> + pDst + pDstSurface->pitch + MAX_DST_COLUMN_BYTES, // row 1, col 1
> + pDst + MAX_DST_COLUMN_BYTES * 2, // row 0, col 2
> + pDst + pDstSurface->pitch + MAX_DST_COLUMN_BYTES * 2, // row 1, col 2
> + pDst + MAX_DST_COLUMN_BYTES * 3, // row 0, col 3
> + pDst + pDstSurface->pitch + MAX_DST_COLUMN_BYTES * 3 // row 1, col 3
> };
>
> -#endif
> for (uint32_t yy = 0; yy < KNOB_TILE_Y_DIM; yy += SIMD16_TILE_Y_DIM)
> {
> // Raster tile width is same as simd16 tile width
> @@ -1560,8 +1545,8 @@ struct OptStoreRasterTile< TilingTraits<SWR_TILE_NONE, 128>, SrcFormat, DstForma
> // Punt non-full tiles to generic store
> uint32_t lodWidth = std::max(pDstSurface->width >> pDstSurface->lod, 1U);
> uint32_t lodHeight = std::max(pDstSurface->height >> pDstSurface->lod, 1U);
> - if (x + KNOB_TILE_X_DIM > lodWidth ||
> - y + KNOB_TILE_Y_DIM > lodHeight)
> +
> + if (x + KNOB_TILE_X_DIM > lodWidth || y + KNOB_TILE_Y_DIM > lodHeight)
> {
> return GenericStoreTile::Store(pSrc, pDstSurface, x, y, sampleNum, renderTargetArrayIndex);
> }
> @@ -1571,75 +1556,36 @@ struct OptStoreRasterTile< TilingTraits<SWR_TILE_NONE, 128>, SrcFormat, DstForma
> #if USE_8x2_TILE_BACKEND
>
> const uint32_t dx = SIMD16_TILE_X_DIM * DST_BYTES_PER_PIXEL;
> - const uint32_t dy = SIMD16_TILE_Y_DIM * 2 * pDstSurface->pitch; // double up on tile y dim, one simd16 tile will do twice the rows
> + const uint32_t dy = SIMD16_TILE_Y_DIM * pDstSurface->pitch;
>
> // we have to break these large spans up, since ConvertPixelsSOAtoAOS() can only work on max 16B spans (a TileY limitation)
> static_assert(dx == MAX_DST_COLUMN_BYTES * 8, "Invalid column offsets");
>
> -#if 1
> - uint8_t *ppDsts[16];
> -
> - {
> - for (uint32_t y = 0; y < 2; y += 1)
> - {
> - for (uint32_t x = 0; x < 4; x += 1)
> - {
> - ppDsts[x * 2 + (y + 0)] = pDst + (y + 0) * pDstSurface->pitch + x * MAX_DST_COLUMN_BYTES;
> - ppDsts[x * 2 + (y + 8)] = pDst + (y + 2) * pDstSurface->pitch + x * MAX_DST_COLUMN_BYTES;
> - }
> - }
> - }
> -
> -#else
> uint8_t* ppDsts[] =
> {
> - pDst, // row 0, col 0
> - pDst + pDstSurface->pitch, // row 1, col 0
> - pDst + MAX_DST_COLUMN_BYTES, // row 0, col 1
> - pDst + pDstSurface->pitch + MAX_DST_COLUMN_BYTES, // row 1, col 1
> - pDst + MAX_DST_COLUMN_BYTES * 2, // row 0, col 2
> - pDst + pDstSurface->pitch + MAX_DST_COLUMN_BYTES * 2, // row 1, col 2
> - pDst + MAX_DST_COLUMN_BYTES * 3, // row 0, col 3
> - pDst + pDstSurface->pitch + MAX_DST_COLUMN_BYTES * 3, // row 1, col 3
> -
> - pDst + pDstSurface->pitch * 2, // row 2, col 0
> - pDst + pDstSurface->pitch * 3, // row 3, col 0
> - pDst + pDstSurface->pitch * 2 + MAX_DST_COLUMN_BYTES, // row 2, col 1
> - pDst + pDstSurface->pitch * 3 + MAX_DST_COLUMN_BYTES, // row 3, col 1
> - pDst + pDstSurface->pitch * 2 + MAX_DST_COLUMN_BYTES * 2, // row 2, col 2
> - pDst + pDstSurface->pitch * 3 + MAX_DST_COLUMN_BYTES * 2, // row 3, col 2
> - pDst + pDstSurface->pitch * 2 + MAX_DST_COLUMN_BYTES * 3, // row 2, col 3
> - pDst + pDstSurface->pitch * 3 + MAX_DST_COLUMN_BYTES * 3 // row 3, col 3
> + pDst, // row 0, col 0
> + pDst + pDstSurface->pitch, // row 1, col 0
> + pDst + MAX_DST_COLUMN_BYTES, // row 0, col 1
> + pDst + pDstSurface->pitch + MAX_DST_COLUMN_BYTES, // row 1, col 1
> + pDst + MAX_DST_COLUMN_BYTES * 2, // row 0, col 2
> + pDst + pDstSurface->pitch + MAX_DST_COLUMN_BYTES * 2, // row 1, col 2
> + pDst + MAX_DST_COLUMN_BYTES * 3, // row 0, col 3
> + pDst + pDstSurface->pitch + MAX_DST_COLUMN_BYTES * 3, // row 1, col 3
> + pDst + MAX_DST_COLUMN_BYTES * 4, // row 0, col 4
> + pDst + pDstSurface->pitch + MAX_DST_COLUMN_BYTES * 4, // row 1, col 4
> + pDst + MAX_DST_COLUMN_BYTES * 5, // row 0, col 5
> + pDst + pDstSurface->pitch + MAX_DST_COLUMN_BYTES * 5, // row 1, col 5
> + pDst + MAX_DST_COLUMN_BYTES * 6, // row 0, col 6
> + pDst + pDstSurface->pitch + MAX_DST_COLUMN_BYTES * 6, // row 1, col 6
> + pDst + MAX_DST_COLUMN_BYTES * 7, // row 0, col 7
> + pDst + pDstSurface->pitch + MAX_DST_COLUMN_BYTES * 7, // row 1, col 7
> };
>
> -#endif
> -#if 1
> - // Raster tile height is quadruple simd16 tile height
> - static_assert(KNOB_TILE_Y_DIM == SIMD16_TILE_Y_DIM * 4, "Invalid tile y dim");
> -
> - // Raster tile width is same as simd16 tile width
> - static_assert(KNOB_TILE_X_DIM == SIMD16_TILE_X_DIM, "Invalid tile x dim");
> -
> - // tile rows 0 thru 3
> - ConvertPixelsSOAtoAOS<SrcFormat, DstFormat>::Convert(pSrc, ppDsts);
> -
> - pSrc += KNOB_SIMD16_WIDTH * SRC_BYTES_PER_PIXEL;
> -
> - for (uint32_t i = 0; i < sizeof(ppDsts) / sizeof(ppDsts[0]); i += 1)
> - {
> - ppDsts[i] += dy;
> - }
> -
> - // tile rows 4 thru 7
> - ConvertPixelsSOAtoAOS<SrcFormat, DstFormat>::Convert(pSrc, ppDsts);
> -
> -#else
> - for (uint32_t yy = 0; yy < KNOB_TILE_Y_DIM; yy += SIMD16_TILE_Y_DIM * 2)
> + for (uint32_t yy = 0; yy < KNOB_TILE_Y_DIM; yy += SIMD16_TILE_Y_DIM)
> {
> // Raster tile width is same as simd16 tile width
> - static_assert(KNOB_TILE_X_DIM * 2 == SIMD16_TILE_X_DIM, "Invalid tile x dim");
> + static_assert(KNOB_TILE_X_DIM == SIMD16_TILE_X_DIM, "Invalid tile x dim");
>
> - // Format conversion, convert from SOA to AOS, and store
> ConvertPixelsSOAtoAOS<SrcFormat, DstFormat>::Convert(pSrc, ppDsts);
>
> pSrc += KNOB_SIMD16_WIDTH * SRC_BYTES_PER_PIXEL;
> @@ -1649,8 +1595,6 @@ struct OptStoreRasterTile< TilingTraits<SWR_TILE_NONE, 128>, SrcFormat, DstForma
> ppDsts[i] += dy;
> }
> }
> -
> -#endif
> #else
> struct DstPtrs
> {
> @@ -1723,21 +1667,22 @@ struct OptStoreRasterTile< TilingTraits<SWR_TILE_MODE_YMAJOR, 8>, SrcFormat, Dst
> // Punt non-full tiles to generic store
> uint32_t lodWidth = std::max(pDstSurface->width >> pDstSurface->lod, 1U);
> uint32_t lodHeight = std::max(pDstSurface->height >> pDstSurface->lod, 1U);
> - if (x + KNOB_TILE_X_DIM > lodWidth ||
> - y + KNOB_TILE_Y_DIM > lodHeight)
> +
> + if (x + KNOB_TILE_X_DIM > lodWidth || y + KNOB_TILE_Y_DIM > lodHeight)
> {
> return GenericStoreTile::Store(pSrc, pDstSurface, x, y, sampleNum, renderTargetArrayIndex);
> }
>
> // TileY is a column-major tiling mode where each 4KB tile consist of 8 columns of 32 x 16B rows.
> // We can compute the offsets to each column within the raster tile once and increment from these.
> - // There will be 2 x 4-wide columns in an 8x8 raster tile.
> #if USE_8x2_TILE_BACKEND
> + // There will be 4 8x2 simd tiles in an 8x8 raster tile.
> uint8_t *pDst = (uint8_t*)ComputeSurfaceAddress<false, false>(x, y, pDstSurface->arrayIndex + renderTargetArrayIndex,
> pDstSurface->arrayIndex + renderTargetArrayIndex, sampleNum, pDstSurface->lod, pDstSurface);
>
> const uint32_t dy = SIMD16_TILE_Y_DIM * DestRowWidthBytes;
>
> + // The Hot Tile uses a row-major tiling mode and has a larger memory footprint. So we iterate in a row-major pattern.
> uint8_t *ppDsts[] =
> {
> pDst,
> @@ -1746,9 +1691,11 @@ struct OptStoreRasterTile< TilingTraits<SWR_TILE_MODE_YMAJOR, 8>, SrcFormat, Dst
> pDst + DestRowWidthBytes + DestRowWidthBytes / 4
> };
>
> - // The Hot Tile uses a row-major tiling mode and has a larger memory footprint. So we iterate in a row-major pattern.
> for (uint32_t yy = 0; yy < KNOB_TILE_Y_DIM; yy += SIMD16_TILE_Y_DIM)
> {
> + // Raster tile width is same as simd16 tile width
> + static_assert(KNOB_TILE_X_DIM == SIMD16_TILE_X_DIM, "Invalid tile x dim");
> +
> ConvertPixelsSOAtoAOS<SrcFormat, DstFormat>::Convert(pSrc, ppDsts);
>
> pSrc += KNOB_SIMD16_WIDTH * SRC_BYTES_PER_PIXEL;
> @@ -1759,6 +1706,7 @@ struct OptStoreRasterTile< TilingTraits<SWR_TILE_MODE_YMAJOR, 8>, SrcFormat, Dst
> ppDsts[3] += dy;
> }
> #else
> + // There will be 8 4x2 simd tiles in an 8x8 raster tile.
> uint8_t* pCol0 = (uint8_t*)ComputeSurfaceAddress<false, false>(x, y, pDstSurface->arrayIndex + renderTargetArrayIndex,
> pDstSurface->arrayIndex + renderTargetArrayIndex, sampleNum, pDstSurface->lod, pDstSurface);
>
> @@ -1810,21 +1758,22 @@ struct OptStoreRasterTile< TilingTraits<SWR_TILE_MODE_YMAJOR, 16>, SrcFormat, Ds
> // Punt non-full tiles to generic store
> uint32_t lodWidth = std::max(pDstSurface->width >> pDstSurface->lod, 1U);
> uint32_t lodHeight = std::max(pDstSurface->height >> pDstSurface->lod, 1U);
> - if (x + KNOB_TILE_X_DIM > lodWidth ||
> - y + KNOB_TILE_Y_DIM > lodHeight)
> +
> + if (x + KNOB_TILE_X_DIM > lodWidth || y + KNOB_TILE_Y_DIM > lodHeight)
> {
> return GenericStoreTile::Store(pSrc, pDstSurface, x, y, sampleNum, renderTargetArrayIndex);
> }
>
> // TileY is a column-major tiling mode where each 4KB tile consist of 8 columns of 32 x 16B rows.
> // We can compute the offsets to each column within the raster tile once and increment from these.
> - // There will be 2 x 4-wide columns in an 8x8 raster tile.
> #if USE_8x2_TILE_BACKEND
> + // There will be 4 8x2 simd tiles in an 8x8 raster tile.
> uint8_t *pDst = (uint8_t*)ComputeSurfaceAddress<false, false>(x, y, pDstSurface->arrayIndex + renderTargetArrayIndex,
> pDstSurface->arrayIndex + renderTargetArrayIndex, sampleNum, pDstSurface->lod, pDstSurface);
>
> const uint32_t dy = SIMD16_TILE_Y_DIM * DestRowWidthBytes;
>
> + // The Hot Tile uses a row-major tiling mode and has a larger memory footprint. So we iterate in a row-major pattern.
> uint8_t *ppDsts[] =
> {
> pDst,
> @@ -1833,9 +1782,11 @@ struct OptStoreRasterTile< TilingTraits<SWR_TILE_MODE_YMAJOR, 16>, SrcFormat, Ds
> pDst + DestRowWidthBytes + DestRowWidthBytes / 2
> };
>
> - // The Hot Tile uses a row-major tiling mode and has a larger memory footprint. So we iterate in a row-major pattern.
> for (uint32_t yy = 0; yy < KNOB_TILE_Y_DIM; yy += SIMD16_TILE_Y_DIM)
> {
> + // Raster tile width is same as simd16 tile width
> + static_assert(KNOB_TILE_X_DIM == SIMD16_TILE_X_DIM, "Invalid tile x dim");
> +
> ConvertPixelsSOAtoAOS<SrcFormat, DstFormat>::Convert(pSrc, ppDsts);
>
> pSrc += KNOB_SIMD16_WIDTH * SRC_BYTES_PER_PIXEL;
> @@ -1846,6 +1797,7 @@ struct OptStoreRasterTile< TilingTraits<SWR_TILE_MODE_YMAJOR, 16>, SrcFormat, Ds
> ppDsts[3] += dy;
> }
> #else
> + // There will be 8 4x2 simd tiles in an 8x8 raster tile.
> uint8_t* pCol0 = (uint8_t*)ComputeSurfaceAddress<false, false>(x, y, pDstSurface->arrayIndex + renderTargetArrayIndex,
> pDstSurface->arrayIndex + renderTargetArrayIndex, sampleNum, pDstSurface->lod, pDstSurface);
>
> @@ -1895,11 +1847,11 @@ struct OptStoreRasterTile< TilingTraits<SWR_TILE_MODE_XMAJOR, 32>, SrcFormat, Ds
> {
> static const uint32_t DestRowWidthBytes = 512; // 512B rows
>
> - // Punt non-full tiles to generic store
> + // Punt non-full tiles to generic store
> uint32_t lodWidth = std::max(pDstSurface->width >> pDstSurface->lod, 1U);
> uint32_t lodHeight = std::max(pDstSurface->height >> pDstSurface->lod, 1U);
> - if (x + KNOB_TILE_X_DIM > lodWidth ||
> - y + KNOB_TILE_Y_DIM > lodHeight)
> +
> + if (x + KNOB_TILE_X_DIM > lodWidth || y + KNOB_TILE_Y_DIM > lodHeight)
> {
> return GenericStoreTile::Store(pSrc, pDstSurface, x, y, sampleNum, renderTargetArrayIndex);
> }
> @@ -1990,32 +1942,36 @@ struct OptStoreRasterTile< TilingTraits<SWR_TILE_MODE_YMAJOR, 32>, SrcFormat, Ds
> // Punt non-full tiles to generic store
> uint32_t lodWidth = std::max(pDstSurface->width >> pDstSurface->lod, 1U);
> uint32_t lodHeight = std::max(pDstSurface->height >> pDstSurface->lod, 1U);
> - if (x + KNOB_TILE_X_DIM > lodWidth ||
> - y + KNOB_TILE_Y_DIM > lodHeight)
> +
> + if (x + KNOB_TILE_X_DIM > lodWidth || y + KNOB_TILE_Y_DIM > lodHeight)
> {
> return GenericStoreTile::Store(pSrc, pDstSurface, x, y, sampleNum, renderTargetArrayIndex);
> }
>
> // TileY is a column-major tiling mode where each 4KB tile consist of 8 columns of 32 x 16B rows.
> // We can compute the offsets to each column within the raster tile once and increment from these.
> - // There will be 2 x 4-wide columns in an 8x8 raster tile.
> #if USE_8x2_TILE_BACKEND
> + // There will be 4 8x2 simd tiles in an 8x8 raster tile.
> uint8_t *pDst = (uint8_t*)ComputeSurfaceAddress<false, false>(x, y, pDstSurface->arrayIndex + renderTargetArrayIndex,
> pDstSurface->arrayIndex + renderTargetArrayIndex, sampleNum, pDstSurface->lod, pDstSurface);
>
> + // we have to break these large spans up, since ConvertPixelsSOAtoAOS() can only work on max 16B spans (a TileY limitation)
> const uint32_t dy = SIMD16_TILE_Y_DIM * DestRowWidthBytes;
>
> - uint8_t *ppDsts[] =
> + // The Hot Tile uses a row-major tiling mode and has a larger memory footprint. So we iterate in a row-major pattern.
> + uint8_t *ppDsts[] =
> {
> - pDst,
> - pDst + DestRowWidthBytes,
> - pDst + DestColumnBytes,
> - pDst + DestRowWidthBytes + DestColumnBytes
> + pDst, // row 0, col 0
> + pDst + DestRowWidthBytes, // row 1, col 0
> + pDst + DestColumnBytes, // row 0, col 1
> + pDst + DestRowWidthBytes + DestColumnBytes // row 1, col 1
> };
>
> - // The Hot Tile uses a row-major tiling mode and has a larger memory footprint. So we iterate in a row-major pattern.
> for (uint32_t yy = 0; yy < KNOB_TILE_Y_DIM; yy += SIMD16_TILE_Y_DIM)
> {
> + // Raster tile width is same as simd16 tile width
> + static_assert(KNOB_TILE_X_DIM == SIMD16_TILE_X_DIM, "Invalid tile x dim");
> +
> ConvertPixelsSOAtoAOS<SrcFormat, DstFormat>::Convert(pSrc, ppDsts);
>
> pSrc += KNOB_SIMD16_WIDTH * SRC_BYTES_PER_PIXEL;
> @@ -2026,6 +1982,7 @@ struct OptStoreRasterTile< TilingTraits<SWR_TILE_MODE_YMAJOR, 32>, SrcFormat, Ds
> ppDsts[3] += dy;
> }
> #else
> + // There will be 8 4x2 simd tiles in an 8x8 raster tile.
> uint8_t* pCol0 = (uint8_t*)ComputeSurfaceAddress<false, false>(x, y, pDstSurface->arrayIndex + renderTargetArrayIndex,
> pDstSurface->arrayIndex + renderTargetArrayIndex, sampleNum, pDstSurface->lod, pDstSurface);
>
> @@ -2078,52 +2035,40 @@ struct OptStoreRasterTile< TilingTraits<SWR_TILE_MODE_YMAJOR, 64>, SrcFormat, Ds
> // Punt non-full tiles to generic store
> uint32_t lodWidth = std::max(pDstSurface->width >> pDstSurface->lod, 1U);
> uint32_t lodHeight = std::max(pDstSurface->height >> pDstSurface->lod, 1U);
> - if (x + KNOB_TILE_X_DIM > lodWidth ||
> - y + KNOB_TILE_Y_DIM > lodHeight)
> +
> + if (x + KNOB_TILE_X_DIM > lodWidth || y + KNOB_TILE_Y_DIM > lodHeight)
> {
> return GenericStoreTile::Store(pSrc, pDstSurface, x, y, sampleNum, renderTargetArrayIndex);
> }
>
> // TileY is a column-major tiling mode where each 4KB tile consist of 8 columns of 32 x 16B rows.
> // We can compute the offsets to each column within the raster tile once and increment from these.
> - // There will be 2 x 4-wide columns in an 8x8 raster tile.
> #if USE_8x2_TILE_BACKEND
> + // There will be 4 8x2 simd tiles in an 8x8 raster tile.
> uint8_t *pDst = (uint8_t*)ComputeSurfaceAddress<false, false>(x, y, pDstSurface->arrayIndex + renderTargetArrayIndex,
> pDstSurface->arrayIndex + renderTargetArrayIndex, sampleNum, pDstSurface->lod, pDstSurface);
>
> - const uint32_t dy = SIMD16_TILE_Y_DIM * DestRowWidthBytes;
> -
> -#if 1
> // we have to break these large spans up, since ConvertPixelsSOAtoAOS() can only work on max 16B spans (a TileY limitation)
> - uint8_t *ppDsts[8];
> -
> - {
> - for (uint32_t y = 0; y < 2; y += 1)
> - {
> - for (uint32_t x = 0; x < 4; x += 1)
> - {
> - ppDsts[x * 2 + y] = pDst + y * DestRowWidthBytes + x * DestColumnBytes;
> - }
> - }
> - }
> + const uint32_t dy = SIMD16_TILE_Y_DIM * DestRowWidthBytes;
>
> -#else
> + // The Hot Tile uses a row-major tiling mode and has a larger memory footprint. So we iterate in a row-major pattern.
> uint8_t *ppDsts[] =
> {
> - pDst,
> - pDst + DestRowWidthBytes,
> - pDst + DestColumnBytes,
> - pDst + DestRowWidthBytes + DestColumnBytes,
> - pDst + DestColumnBytes * 2,
> - pDst + DestRowWidthBytes + DestColumnBytes * 2,
> - pDst + DestColumnBytes * 3,
> - pDst + DestRowWidthBytes + DestColumnBytes * 3
> + pDst, // row 0, col 0
> + pDst + DestRowWidthBytes, // row 1, col 0
> + pDst + DestColumnBytes, // row 0, col 1
> + pDst + DestRowWidthBytes + DestColumnBytes, // row 1, col 1
> + pDst + DestColumnBytes * 2, // row 0, col 2
> + pDst + DestRowWidthBytes + DestColumnBytes * 2, // row 1, col 2
> + pDst + DestColumnBytes * 3, // row 0, col 3
> + pDst + DestRowWidthBytes + DestColumnBytes * 3 // row 1, col 3
> };
>
> -#endif
> - // The Hot Tile uses a row-major tiling mode and has a larger memory footprint. So we iterate in a row-major pattern.
> for (uint32_t yy = 0; yy < KNOB_TILE_Y_DIM; yy += SIMD16_TILE_Y_DIM)
> {
> + // Raster tile width is same as simd16 tile width
> + static_assert(KNOB_TILE_X_DIM == SIMD16_TILE_X_DIM, "Invalid tile x dim");
> +
> ConvertPixelsSOAtoAOS<SrcFormat, DstFormat>::Convert(pSrc, ppDsts);
>
> pSrc += KNOB_SIMD16_WIDTH * SRC_BYTES_PER_PIXEL;
> @@ -2134,6 +2079,7 @@ struct OptStoreRasterTile< TilingTraits<SWR_TILE_MODE_YMAJOR, 64>, SrcFormat, Ds
> }
> }
> #else
> + // There will be 8 4x2 simd tiles in an 8x8 raster tile.
> uint8_t* pCol0 = (uint8_t*)ComputeSurfaceAddress<false, false>(x, y, pDstSurface->arrayIndex + renderTargetArrayIndex,
> pDstSurface->arrayIndex + renderTargetArrayIndex, sampleNum, pDstSurface->lod, pDstSurface);
> uint8_t* pCol1 = pCol0 + DestColumnBytes;
> @@ -2210,79 +2156,48 @@ struct OptStoreRasterTile< TilingTraits<SWR_TILE_MODE_YMAJOR, 128>, SrcFormat, D
> // Punt non-full tiles to generic store
> uint32_t lodWidth = std::max(pDstSurface->width >> pDstSurface->lod, 1U);
> uint32_t lodHeight = std::max(pDstSurface->height >> pDstSurface->lod, 1U);
> - if (x + KNOB_TILE_X_DIM > lodWidth ||
> - y + KNOB_TILE_Y_DIM > lodHeight)
> +
> + if (x + KNOB_TILE_X_DIM > lodWidth || y + KNOB_TILE_Y_DIM > lodHeight)
> {
> return GenericStoreTile::Store(pSrc, pDstSurface, x, y, sampleNum, renderTargetArrayIndex);
> }
>
> + // TileY is a column-major tiling mode where each 4KB tile consist of 8 columns of 32 x 16B rows.
> + // We can compute the offsets to each column within the raster tile once and increment from these.
> #if USE_8x2_TILE_BACKEND
> + // There will be 4 8x2 simd tiles in an 8x8 raster tile.
> uint8_t *pDst = (uint8_t*)ComputeSurfaceAddress<false, false>(x, y, pDstSurface->arrayIndex + renderTargetArrayIndex,
> pDstSurface->arrayIndex + renderTargetArrayIndex, sampleNum, pDstSurface->lod, pDstSurface);
>
> - const uint32_t dy = SIMD16_TILE_Y_DIM * 2 * DestRowWidthBytes; // double up on tile y dim, one simd16 tile will do twice the rows
> -
> -#if 1
> // we have to break these large spans up, since ConvertPixelsSOAtoAOS() can only work on max 16B spans (a TileY limitation)
> - uint8_t *ppDsts[16];
> -
> - {
> - for (uint32_t y = 0; y < 2; y += 1)
> - {
> - for (uint32_t x = 0; x < 4; x += 1)
> - {
> - ppDsts[x * 2 + (y + 0)] = pDst + (y + 0) * DestRowWidthBytes + x * DestColumnBytes;
> - ppDsts[x * 2 + (y + 8)] = pDst + (y + 2) * DestRowWidthBytes + x * DestColumnBytes;
> - }
> - }
> - }
> + const uint32_t dy = SIMD16_TILE_Y_DIM * DestRowWidthBytes;
>
> -#else
> + // The Hot Tile uses a row-major tiling mode and has a larger memory footprint. So we iterate in a row-major pattern.
> uint8_t *ppDsts[] =
> {
> - pDst,
> - pDst + DestRowWidthBytes,
> - pDst + DestColumnBytes,
> - pDst + DestRowWidthBytes + DestColumnBytes,
> - pDst + DestColumnBytes * 2,
> - pDst + DestRowWidthBytes + DestColumnBytes * 2,
> - pDst + DestColumnBytes * 3,
> - pDst + DestRowWidthBytes + DestColumnBytes * 3,
> -
> - pDst + DestRowWidthBytes * 2,
> - pDst + DestRowWidthBytes * 3,
> - pDst + DestRowWidthBytes * 2 + DestColumnBytes,
> - pDst + DestRowWidthBytes * 3 + DestColumnBytes,
> - pDst + DestRowWidthBytes * 2 + DestColumnBytes * 2,
> - pDst + DestRowWidthBytes * 3 + DestColumnBytes * 2,
> - pDst + DestRowWidthBytes * 2 + DestColumnBytes * 3,
> - pDst + DestRowWidthBytes * 3 + DestColumnBytes * 3
> - };
> -
> -#endif
> -#if 1
> - // Raster tile height is quadruple simd16 tile height
> - static_assert(KNOB_TILE_Y_DIM == SIMD16_TILE_Y_DIM * 4, "Invalid tile y dim");
> -
> - // Raster tile width is same as simd16 tile width
> - static_assert(KNOB_TILE_X_DIM == SIMD16_TILE_X_DIM, "Invalid tile x dim");
> -
> - // tile rows 0 thru 3
> - ConvertPixelsSOAtoAOS<SrcFormat, DstFormat>::Convert(pSrc, ppDsts);
> -
> - pSrc += KNOB_SIMD16_WIDTH * SRC_BYTES_PER_PIXEL;
> + pDst, // row 0, col 0
> + pDst + DestRowWidthBytes, // row 1, col 0
> + pDst + DestColumnBytes, // row 0, col 1
> + pDst + DestRowWidthBytes + DestColumnBytes, // row 1, col 1
> + pDst + DestColumnBytes * 2, // row 0, col 2
> + pDst + DestRowWidthBytes + DestColumnBytes * 2, // row 1, col 2
> + pDst + DestColumnBytes * 3, // row 0, col 3
> + pDst + DestRowWidthBytes + DestColumnBytes * 3, // row 1, col 3
> + pDst + DestColumnBytes * 4, // row 0, col 4
> + pDst + DestRowWidthBytes + DestColumnBytes * 4, // row 1, col 4
> + pDst + DestColumnBytes * 5, // row 0, col 5
> + pDst + DestRowWidthBytes + DestColumnBytes * 5, // row 1, col 5
> + pDst + DestColumnBytes * 6, // row 0, col 6
> + pDst + DestRowWidthBytes + DestColumnBytes * 6, // row 1, col 6
> + pDst + DestColumnBytes * 7, // row 0, col 7
> + pDst + DestRowWidthBytes + DestColumnBytes * 7 // row 1, col 7
> + };
>
> - for (uint32_t i = 0; i < sizeof(ppDsts) / sizeof(ppDsts[0]); i += 1)
> + for (uint32_t yy = 0; yy < KNOB_TILE_Y_DIM; yy += SIMD16_TILE_Y_DIM)
> {
> - ppDsts[i] += dy;
> - }
> + // Raster tile width is same as simd16 tile width
> + static_assert(KNOB_TILE_X_DIM == SIMD16_TILE_X_DIM, "Invalid tile x dim");
>
> - // tile rows 4 thru 7
> - ConvertPixelsSOAtoAOS<SrcFormat, DstFormat>::Convert(pSrc, ppDsts);
> -#else
> - // The Hot Tile uses a row-major tiling mode and has a larger memory footprint. So we iterate in a row-major pattern.
> - for (uint32_t yy = 0; yy < KNOB_TILE_Y_DIM; yy += SIMD16_TILE_Y_DIM * 2)
> - {
> ConvertPixelsSOAtoAOS<SrcFormat, DstFormat>::Convert(pSrc, ppDsts);
>
> pSrc += KNOB_SIMD16_WIDTH * SRC_BYTES_PER_PIXEL;
> @@ -2292,8 +2207,8 @@ struct OptStoreRasterTile< TilingTraits<SWR_TILE_MODE_YMAJOR, 128>, SrcFormat, D
> ppDsts[i] += dy;
> }
> }
> -#endif
> #else
> + // There will be 8 4x2 simd tiles in an 8x8 raster tile.
> uint8_t* pDst = (uint8_t*)ComputeSurfaceAddress<false, false>(x, y, pDstSurface->arrayIndex + renderTargetArrayIndex,
> pDstSurface->arrayIndex + renderTargetArrayIndex, sampleNum, pDstSurface->lod, pDstSurface);
> struct DstPtrs
> @@ -2389,22 +2304,23 @@ struct StoreMacroTile
> uint32_t x, uint32_t y, uint32_t renderTargetArrayIndex)
> {
> PFN_STORE_TILES_INTERNAL pfnStore[SWR_MAX_NUM_MULTISAMPLES];
> +
> for (uint32_t sampleNum = 0; sampleNum < pDstSurface->numSamples; sampleNum++)
> {
> - size_t dstSurfAddress = (size_t)ComputeSurfaceAddress<false, false>(
> - 0,
> - 0,
> - pDstSurface->arrayIndex + renderTargetArrayIndex, // z for 3D surfaces
> - pDstSurface->arrayIndex + renderTargetArrayIndex, // array index for 2D arrays
> - sampleNum,
> - pDstSurface->lod,
> - pDstSurface);
> -
> - // Only support generic store-tile if lod surface doesn't start on a page boundary and is non-linear
> - bool bForceGeneric = ((pDstSurface->tileMode != SWR_TILE_NONE) && (0 != (dstSurfAddress & 0xfff))) ||
> - (pDstSurface->bInterleavedSamples);
> -
> - pfnStore[sampleNum] = (bForceGeneric || KNOB_USE_GENERIC_STORETILE) ? StoreRasterTile<TTraits, SrcFormat, DstFormat>::Store : OptStoreRasterTile<TTraits, SrcFormat, DstFormat>::Store;
> + size_t dstSurfAddress = (size_t)ComputeSurfaceAddress<false, false>(
> + 0,
> + 0,
> + pDstSurface->arrayIndex + renderTargetArrayIndex, // z for 3D surfaces
> + pDstSurface->arrayIndex + renderTargetArrayIndex, // array index for 2D arrays
> + sampleNum,
> + pDstSurface->lod,
> + pDstSurface);
> +
> + // Only support generic store-tile if lod surface doesn't start on a page boundary and is non-linear
> + bool bForceGeneric = ((pDstSurface->tileMode != SWR_TILE_NONE) && (0 != (dstSurfAddress & 0xfff))) ||
> + (pDstSurface->bInterleavedSamples);
> +
> + pfnStore[sampleNum] = (bForceGeneric || KNOB_USE_GENERIC_STORETILE) ? StoreRasterTile<TTraits, SrcFormat, DstFormat>::Store : OptStoreRasterTile<TTraits, SrcFormat, DstFormat>::Store;
> }
>
> // Store each raster tile from the hot tile to the destination surface.
> --
> 2.7.4
>
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