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Diffstat (limited to '')
-rw-r--r-- | third_party/aom/aom_dsp/arm/sadxd_neon_dotprod.c | 289 |
1 files changed, 289 insertions, 0 deletions
diff --git a/third_party/aom/aom_dsp/arm/sadxd_neon_dotprod.c b/third_party/aom/aom_dsp/arm/sadxd_neon_dotprod.c new file mode 100644 index 0000000000..3d11d1cb96 --- /dev/null +++ b/third_party/aom/aom_dsp/arm/sadxd_neon_dotprod.c @@ -0,0 +1,289 @@ +/* + * Copyright (c) 2023, Alliance for Open Media. All rights reserved + * + * This source code is subject to the terms of the BSD 2 Clause License and + * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License + * was not distributed with this source code in the LICENSE file, you can + * obtain it at www.aomedia.org/license/software. If the Alliance for Open + * Media Patent License 1.0 was not distributed with this source code in the + * PATENTS file, you can obtain it at www.aomedia.org/license/patent. + */ + +#include <arm_neon.h> + +#include "config/aom_config.h" +#include "config/aom_dsp_rtcd.h" + +#include "aom/aom_integer.h" +#include "aom_dsp/arm/mem_neon.h" +#include "aom_dsp/arm/sum_neon.h" + +static INLINE void sad16_neon(uint8x16_t src, uint8x16_t ref, + uint32x4_t *const sad_sum) { + uint8x16_t abs_diff = vabdq_u8(src, ref); + *sad_sum = vdotq_u32(*sad_sum, abs_diff, vdupq_n_u8(1)); +} + +static INLINE void sadwxhx3d_large_neon_dotprod(const uint8_t *src, + int src_stride, + const uint8_t *const ref[4], + int ref_stride, uint32_t res[4], + int w, int h) { + uint32x4_t sum_lo[3] = { vdupq_n_u32(0), vdupq_n_u32(0), vdupq_n_u32(0) }; + uint32x4_t sum_hi[3] = { vdupq_n_u32(0), vdupq_n_u32(0), vdupq_n_u32(0) }; + + int ref_offset = 0; + int i = h; + do { + int j = 0; + do { + const uint8x16_t s0 = vld1q_u8(src + j); + sad16_neon(s0, vld1q_u8(ref[0] + ref_offset + j), &sum_lo[0]); + sad16_neon(s0, vld1q_u8(ref[1] + ref_offset + j), &sum_lo[1]); + sad16_neon(s0, vld1q_u8(ref[2] + ref_offset + j), &sum_lo[2]); + + const uint8x16_t s1 = vld1q_u8(src + j + 16); + sad16_neon(s1, vld1q_u8(ref[0] + ref_offset + j + 16), &sum_hi[0]); + sad16_neon(s1, vld1q_u8(ref[1] + ref_offset + j + 16), &sum_hi[1]); + sad16_neon(s1, vld1q_u8(ref[2] + ref_offset + j + 16), &sum_hi[2]); + + j += 32; + } while (j < w); + + src += src_stride; + ref_offset += ref_stride; + } while (--i != 0); + + res[0] = horizontal_add_u32x4(vaddq_u32(sum_lo[0], sum_hi[0])); + res[1] = horizontal_add_u32x4(vaddq_u32(sum_lo[1], sum_hi[1])); + res[2] = horizontal_add_u32x4(vaddq_u32(sum_lo[2], sum_hi[2])); +} + +static INLINE void sad128xhx3d_neon_dotprod(const uint8_t *src, int src_stride, + const uint8_t *const ref[4], + int ref_stride, uint32_t res[4], + int h) { + sadwxhx3d_large_neon_dotprod(src, src_stride, ref, ref_stride, res, 128, h); +} + +static INLINE void sad64xhx3d_neon_dotprod(const uint8_t *src, int src_stride, + const uint8_t *const ref[4], + int ref_stride, uint32_t res[4], + int h) { + sadwxhx3d_large_neon_dotprod(src, src_stride, ref, ref_stride, res, 64, h); +} + +static INLINE void sad32xhx3d_neon_dotprod(const uint8_t *src, int src_stride, + const uint8_t *const ref[4], + int ref_stride, uint32_t res[4], + int h) { + sadwxhx3d_large_neon_dotprod(src, src_stride, ref, ref_stride, res, 32, h); +} + +static INLINE void sad16xhx3d_neon_dotprod(const uint8_t *src, int src_stride, + const uint8_t *const ref[4], + int ref_stride, uint32_t res[4], + int h) { + uint32x4_t sum[3] = { vdupq_n_u32(0), vdupq_n_u32(0), vdupq_n_u32(0) }; + + int ref_offset = 0; + int i = h; + do { + const uint8x16_t s = vld1q_u8(src); + sad16_neon(s, vld1q_u8(ref[0] + ref_offset), &sum[0]); + sad16_neon(s, vld1q_u8(ref[1] + ref_offset), &sum[1]); + sad16_neon(s, vld1q_u8(ref[2] + ref_offset), &sum[2]); + + src += src_stride; + ref_offset += ref_stride; + } while (--i != 0); + + res[0] = horizontal_add_u32x4(sum[0]); + res[1] = horizontal_add_u32x4(sum[1]); + res[2] = horizontal_add_u32x4(sum[2]); +} + +#define SAD_WXH_3D_NEON_DOTPROD(w, h) \ + void aom_sad##w##x##h##x3d_neon_dotprod(const uint8_t *src, int src_stride, \ + const uint8_t *const ref[4], \ + int ref_stride, uint32_t res[4]) { \ + sad##w##xhx3d_neon_dotprod(src, src_stride, ref, ref_stride, res, (h)); \ + } + +SAD_WXH_3D_NEON_DOTPROD(16, 8) +SAD_WXH_3D_NEON_DOTPROD(16, 16) +SAD_WXH_3D_NEON_DOTPROD(16, 32) + +SAD_WXH_3D_NEON_DOTPROD(32, 16) +SAD_WXH_3D_NEON_DOTPROD(32, 32) +SAD_WXH_3D_NEON_DOTPROD(32, 64) + +SAD_WXH_3D_NEON_DOTPROD(64, 32) +SAD_WXH_3D_NEON_DOTPROD(64, 64) +SAD_WXH_3D_NEON_DOTPROD(64, 128) + +SAD_WXH_3D_NEON_DOTPROD(128, 64) +SAD_WXH_3D_NEON_DOTPROD(128, 128) + +#if !CONFIG_REALTIME_ONLY +SAD_WXH_3D_NEON_DOTPROD(16, 4) +SAD_WXH_3D_NEON_DOTPROD(16, 64) +SAD_WXH_3D_NEON_DOTPROD(32, 8) +SAD_WXH_3D_NEON_DOTPROD(64, 16) +#endif // !CONFIG_REALTIME_ONLY + +#undef SAD_WXH_3D_NEON_DOTPROD + +static INLINE void sadwxhx4d_large_neon_dotprod(const uint8_t *src, + int src_stride, + const uint8_t *const ref[4], + int ref_stride, uint32_t res[4], + int w, int h) { + uint32x4_t sum_lo[4] = { vdupq_n_u32(0), vdupq_n_u32(0), vdupq_n_u32(0), + vdupq_n_u32(0) }; + uint32x4_t sum_hi[4] = { vdupq_n_u32(0), vdupq_n_u32(0), vdupq_n_u32(0), + vdupq_n_u32(0) }; + uint32x4_t sum[4]; + + int ref_offset = 0; + int i = h; + do { + int j = 0; + do { + const uint8x16_t s0 = vld1q_u8(src + j); + sad16_neon(s0, vld1q_u8(ref[0] + ref_offset + j), &sum_lo[0]); + sad16_neon(s0, vld1q_u8(ref[1] + ref_offset + j), &sum_lo[1]); + sad16_neon(s0, vld1q_u8(ref[2] + ref_offset + j), &sum_lo[2]); + sad16_neon(s0, vld1q_u8(ref[3] + ref_offset + j), &sum_lo[3]); + + const uint8x16_t s1 = vld1q_u8(src + j + 16); + sad16_neon(s1, vld1q_u8(ref[0] + ref_offset + j + 16), &sum_hi[0]); + sad16_neon(s1, vld1q_u8(ref[1] + ref_offset + j + 16), &sum_hi[1]); + sad16_neon(s1, vld1q_u8(ref[2] + ref_offset + j + 16), &sum_hi[2]); + sad16_neon(s1, vld1q_u8(ref[3] + ref_offset + j + 16), &sum_hi[3]); + + j += 32; + } while (j < w); + + src += src_stride; + ref_offset += ref_stride; + } while (--i != 0); + + sum[0] = vaddq_u32(sum_lo[0], sum_hi[0]); + sum[1] = vaddq_u32(sum_lo[1], sum_hi[1]); + sum[2] = vaddq_u32(sum_lo[2], sum_hi[2]); + sum[3] = vaddq_u32(sum_lo[3], sum_hi[3]); + + vst1q_u32(res, horizontal_add_4d_u32x4(sum)); +} + +static INLINE void sad128xhx4d_neon_dotprod(const uint8_t *src, int src_stride, + const uint8_t *const ref[4], + int ref_stride, uint32_t res[4], + int h) { + sadwxhx4d_large_neon_dotprod(src, src_stride, ref, ref_stride, res, 128, h); +} + +static INLINE void sad64xhx4d_neon_dotprod(const uint8_t *src, int src_stride, + const uint8_t *const ref[4], + int ref_stride, uint32_t res[4], + int h) { + sadwxhx4d_large_neon_dotprod(src, src_stride, ref, ref_stride, res, 64, h); +} + +static INLINE void sad32xhx4d_neon_dotprod(const uint8_t *src, int src_stride, + const uint8_t *const ref[4], + int ref_stride, uint32_t res[4], + int h) { + sadwxhx4d_large_neon_dotprod(src, src_stride, ref, ref_stride, res, 32, h); +} + +static INLINE void sad16xhx4d_neon_dotprod(const uint8_t *src, int src_stride, + const uint8_t *const ref[4], + int ref_stride, uint32_t res[4], + int h) { + uint32x4_t sum[4] = { vdupq_n_u32(0), vdupq_n_u32(0), vdupq_n_u32(0), + vdupq_n_u32(0) }; + + int ref_offset = 0; + int i = h; + do { + const uint8x16_t s = vld1q_u8(src); + sad16_neon(s, vld1q_u8(ref[0] + ref_offset), &sum[0]); + sad16_neon(s, vld1q_u8(ref[1] + ref_offset), &sum[1]); + sad16_neon(s, vld1q_u8(ref[2] + ref_offset), &sum[2]); + sad16_neon(s, vld1q_u8(ref[3] + ref_offset), &sum[3]); + + src += src_stride; + ref_offset += ref_stride; + } while (--i != 0); + + vst1q_u32(res, horizontal_add_4d_u32x4(sum)); +} + +#define SAD_WXH_4D_NEON_DOTPROD(w, h) \ + void aom_sad##w##x##h##x4d_neon_dotprod(const uint8_t *src, int src_stride, \ + const uint8_t *const ref[4], \ + int ref_stride, uint32_t res[4]) { \ + sad##w##xhx4d_neon_dotprod(src, src_stride, ref, ref_stride, res, (h)); \ + } + +SAD_WXH_4D_NEON_DOTPROD(16, 8) +SAD_WXH_4D_NEON_DOTPROD(16, 16) +SAD_WXH_4D_NEON_DOTPROD(16, 32) + +SAD_WXH_4D_NEON_DOTPROD(32, 16) +SAD_WXH_4D_NEON_DOTPROD(32, 32) +SAD_WXH_4D_NEON_DOTPROD(32, 64) + +SAD_WXH_4D_NEON_DOTPROD(64, 32) +SAD_WXH_4D_NEON_DOTPROD(64, 64) +SAD_WXH_4D_NEON_DOTPROD(64, 128) + +SAD_WXH_4D_NEON_DOTPROD(128, 64) +SAD_WXH_4D_NEON_DOTPROD(128, 128) + +#if !CONFIG_REALTIME_ONLY +SAD_WXH_4D_NEON_DOTPROD(16, 4) +SAD_WXH_4D_NEON_DOTPROD(16, 64) +SAD_WXH_4D_NEON_DOTPROD(32, 8) +SAD_WXH_4D_NEON_DOTPROD(64, 16) +#endif // !CONFIG_REALTIME_ONLY + +#undef SAD_WXH_4D_NEON_DOTPROD + +#define SAD_SKIP_WXH_4D_NEON_DOTPROD(w, h) \ + void aom_sad_skip_##w##x##h##x4d_neon_dotprod( \ + const uint8_t *src, int src_stride, const uint8_t *const ref[4], \ + int ref_stride, uint32_t res[4]) { \ + sad##w##xhx4d_neon_dotprod(src, 2 * src_stride, ref, 2 * ref_stride, res, \ + ((h) >> 1)); \ + res[0] <<= 1; \ + res[1] <<= 1; \ + res[2] <<= 1; \ + res[3] <<= 1; \ + } + +SAD_SKIP_WXH_4D_NEON_DOTPROD(16, 8) +SAD_SKIP_WXH_4D_NEON_DOTPROD(16, 16) +SAD_SKIP_WXH_4D_NEON_DOTPROD(16, 32) + +SAD_SKIP_WXH_4D_NEON_DOTPROD(32, 16) +SAD_SKIP_WXH_4D_NEON_DOTPROD(32, 32) +SAD_SKIP_WXH_4D_NEON_DOTPROD(32, 64) + +SAD_SKIP_WXH_4D_NEON_DOTPROD(64, 32) +SAD_SKIP_WXH_4D_NEON_DOTPROD(64, 64) +SAD_SKIP_WXH_4D_NEON_DOTPROD(64, 128) + +SAD_SKIP_WXH_4D_NEON_DOTPROD(128, 64) +SAD_SKIP_WXH_4D_NEON_DOTPROD(128, 128) + +#if !CONFIG_REALTIME_ONLY +SAD_SKIP_WXH_4D_NEON_DOTPROD(16, 4) +SAD_SKIP_WXH_4D_NEON_DOTPROD(16, 64) +SAD_SKIP_WXH_4D_NEON_DOTPROD(32, 8) +SAD_SKIP_WXH_4D_NEON_DOTPROD(64, 16) +#endif // !CONFIG_REALTIME_ONLY + +#undef SAD_SKIP_WXH_4D_NEON_DOTPROD |