/* * Copyright (c) 2018, 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 #include #include "config/aom_config.h" #include "config/av1_rtcd.h" #include "aom_dsp/txfm_common.h" #include "aom_dsp/arm/mem_neon.h" #include "aom_dsp/arm/transpose_neon.h" #include "aom_ports/mem.h" #include "av1/common/common.h" #include "av1/common/arm/convolve_neon.h" #if !defined(__aarch64__) static INLINE void compute_avg_4x1( uint16x4_t res0, uint16x4_t d0, const uint16_t fwd_offset, const uint16_t bck_offset, const int16x4_t sub_const_vec, const int16_t round_bits, const int use_dist_wtd_comp_avg, uint8x8_t *t0) { int16x4_t tmp0; uint16x4_t tmp_u0; uint32x4_t sum0; int32x4_t dst0; int16x8_t tmp4; if (use_dist_wtd_comp_avg) { const int32x4_t round_bits_vec = vdupq_n_s32((int32_t)(-round_bits)); sum0 = vmull_n_u16(res0, fwd_offset); sum0 = vmlal_n_u16(sum0, d0, bck_offset); sum0 = vshrq_n_u32(sum0, DIST_PRECISION_BITS); dst0 = vsubq_s32(vreinterpretq_s32_u32(sum0), vmovl_s16(sub_const_vec)); dst0 = vqrshlq_s32(dst0, round_bits_vec); tmp0 = vmovn_s32(dst0); tmp4 = vcombine_s16(tmp0, tmp0); *t0 = vqmovun_s16(tmp4); } else { const int16x4_t round_bits_vec = vdup_n_s16(-round_bits); tmp_u0 = vhadd_u16(res0, d0); tmp0 = vsub_s16(vreinterpret_s16_u16(tmp_u0), sub_const_vec); tmp0 = vqrshl_s16(tmp0, round_bits_vec); tmp4 = vcombine_s16(tmp0, vdup_n_s16(0)); *t0 = vqmovun_s16(tmp4); } } static INLINE void compute_avg_8x1( uint16x8_t res0, uint16x8_t d0, const uint16_t fwd_offset, const uint16_t bck_offset, const int16x4_t sub_const, const int16_t round_bits, const int use_dist_wtd_comp_avg, uint8x8_t *t0) { int16x8_t f0; uint32x4_t sum0, sum2; int32x4_t dst0, dst2; uint16x8_t tmp_u0; if (use_dist_wtd_comp_avg) { const int32x4_t sub_const_vec = vmovl_s16(sub_const); const int32x4_t round_bits_vec = vdupq_n_s32(-(int32_t)round_bits); sum0 = vmull_n_u16(vget_low_u16(res0), fwd_offset); sum0 = vmlal_n_u16(sum0, vget_low_u16(d0), bck_offset); sum0 = vshrq_n_u32(sum0, DIST_PRECISION_BITS); sum2 = vmull_n_u16(vget_high_u16(res0), fwd_offset); sum2 = vmlal_n_u16(sum2, vget_high_u16(d0), bck_offset); sum2 = vshrq_n_u32(sum2, DIST_PRECISION_BITS); dst0 = vsubq_s32(vreinterpretq_s32_u32(sum0), sub_const_vec); dst2 = vsubq_s32(vreinterpretq_s32_u32(sum2), sub_const_vec); dst0 = vqrshlq_s32(dst0, round_bits_vec); dst2 = vqrshlq_s32(dst2, round_bits_vec); f0 = vcombine_s16(vmovn_s32(dst0), vmovn_s32(dst2)); *t0 = vqmovun_s16(f0); } else { const int16x8_t sub_const_vec = vcombine_s16(sub_const, sub_const); const int16x8_t round_bits_vec = vdupq_n_s16(-round_bits); tmp_u0 = vhaddq_u16(res0, d0); f0 = vsubq_s16(vreinterpretq_s16_u16(tmp_u0), sub_const_vec); f0 = vqrshlq_s16(f0, round_bits_vec); *t0 = vqmovun_s16(f0); } } #endif // !defined(__arch64__) static INLINE void compute_avg_4x4( uint16x4_t res0, uint16x4_t res1, uint16x4_t res2, uint16x4_t res3, uint16x4_t d0, uint16x4_t d1, uint16x4_t d2, uint16x4_t d3, const uint16_t fwd_offset, const uint16_t bck_offset, const int16x4_t sub_const_vec, const int16_t round_bits, const int use_dist_wtd_comp_avg, uint8x8_t *t0, uint8x8_t *t1) { int16x4_t tmp0, tmp1, tmp2, tmp3; uint16x4_t tmp_u0, tmp_u1, tmp_u2, tmp_u3; uint32x4_t sum0, sum1, sum2, sum3; int32x4_t dst0, dst1, dst2, dst3; int16x8_t tmp4, tmp5; if (use_dist_wtd_comp_avg) { const int32x4_t round_bits_vec = vdupq_n_s32((int32_t)(-round_bits)); const int32x4_t const_vec = vmovl_s16(sub_const_vec); sum0 = vmull_n_u16(res0, fwd_offset); sum0 = vmlal_n_u16(sum0, d0, bck_offset); sum1 = vmull_n_u16(res1, fwd_offset); sum1 = vmlal_n_u16(sum1, d1, bck_offset); sum2 = vmull_n_u16(res2, fwd_offset); sum2 = vmlal_n_u16(sum2, d2, bck_offset); sum3 = vmull_n_u16(res3, fwd_offset); sum3 = vmlal_n_u16(sum3, d3, bck_offset); sum0 = vshrq_n_u32(sum0, DIST_PRECISION_BITS); sum1 = vshrq_n_u32(sum1, DIST_PRECISION_BITS); sum2 = vshrq_n_u32(sum2, DIST_PRECISION_BITS); sum3 = vshrq_n_u32(sum3, DIST_PRECISION_BITS); dst0 = vsubq_s32(vreinterpretq_s32_u32(sum0), const_vec); dst1 = vsubq_s32(vreinterpretq_s32_u32(sum1), const_vec); dst2 = vsubq_s32(vreinterpretq_s32_u32(sum2), const_vec); dst3 = vsubq_s32(vreinterpretq_s32_u32(sum3), const_vec); dst0 = vqrshlq_s32(dst0, round_bits_vec); dst1 = vqrshlq_s32(dst1, round_bits_vec); dst2 = vqrshlq_s32(dst2, round_bits_vec); dst3 = vqrshlq_s32(dst3, round_bits_vec); tmp4 = vcombine_s16(vmovn_s32(dst0), vmovn_s32(dst1)); tmp5 = vcombine_s16(vmovn_s32(dst2), vmovn_s32(dst3)); *t0 = vqmovun_s16(tmp4); *t1 = vqmovun_s16(tmp5); } else { const int16x4_t round_bits_vec = vdup_n_s16(-round_bits); tmp_u0 = vhadd_u16(res0, d0); tmp_u1 = vhadd_u16(res1, d1); tmp_u2 = vhadd_u16(res2, d2); tmp_u3 = vhadd_u16(res3, d3); tmp0 = vsub_s16(vreinterpret_s16_u16(tmp_u0), sub_const_vec); tmp1 = vsub_s16(vreinterpret_s16_u16(tmp_u1), sub_const_vec); tmp2 = vsub_s16(vreinterpret_s16_u16(tmp_u2), sub_const_vec); tmp3 = vsub_s16(vreinterpret_s16_u16(tmp_u3), sub_const_vec); tmp0 = vqrshl_s16(tmp0, round_bits_vec); tmp1 = vqrshl_s16(tmp1, round_bits_vec); tmp2 = vqrshl_s16(tmp2, round_bits_vec); tmp3 = vqrshl_s16(tmp3, round_bits_vec); tmp4 = vcombine_s16(tmp0, tmp1); tmp5 = vcombine_s16(tmp2, tmp3); *t0 = vqmovun_s16(tmp4); *t1 = vqmovun_s16(tmp5); } } static INLINE void compute_avg_8x4( uint16x8_t res0, uint16x8_t res1, uint16x8_t res2, uint16x8_t res3, uint16x8_t d0, uint16x8_t d1, uint16x8_t d2, uint16x8_t d3, const uint16_t fwd_offset, const uint16_t bck_offset, const int16x4_t sub_const, const int16_t round_bits, const int use_dist_wtd_comp_avg, uint8x8_t *t0, uint8x8_t *t1, uint8x8_t *t2, uint8x8_t *t3) { int16x8_t f0, f1, f2, f3; uint32x4_t sum0, sum1, sum2, sum3; uint32x4_t sum4, sum5, sum6, sum7; int32x4_t dst0, dst1, dst2, dst3; int32x4_t dst4, dst5, dst6, dst7; uint16x8_t tmp_u0, tmp_u1, tmp_u2, tmp_u3; if (use_dist_wtd_comp_avg) { const int32x4_t sub_const_vec = vmovl_s16(sub_const); const int32x4_t round_bits_vec = vdupq_n_s32(-(int32_t)round_bits); sum0 = vmull_n_u16(vget_low_u16(res0), fwd_offset); sum0 = vmlal_n_u16(sum0, vget_low_u16(d0), bck_offset); sum1 = vmull_n_u16(vget_low_u16(res1), fwd_offset); sum1 = vmlal_n_u16(sum1, vget_low_u16(d1), bck_offset); sum0 = vshrq_n_u32(sum0, DIST_PRECISION_BITS); sum1 = vshrq_n_u32(sum1, DIST_PRECISION_BITS); sum2 = vmull_n_u16(vget_high_u16(res0), fwd_offset); sum2 = vmlal_n_u16(sum2, vget_high_u16(d0), bck_offset); sum3 = vmull_n_u16(vget_high_u16(res1), fwd_offset); sum3 = vmlal_n_u16(sum3, vget_high_u16(d1), bck_offset); sum2 = vshrq_n_u32(sum2, DIST_PRECISION_BITS); sum3 = vshrq_n_u32(sum3, DIST_PRECISION_BITS); sum4 = vmull_n_u16(vget_low_u16(res2), fwd_offset); sum4 = vmlal_n_u16(sum4, vget_low_u16(d2), bck_offset); sum5 = vmull_n_u16(vget_low_u16(res3), fwd_offset); sum5 = vmlal_n_u16(sum5, vget_low_u16(d3), bck_offset); sum4 = vshrq_n_u32(sum4, DIST_PRECISION_BITS); sum5 = vshrq_n_u32(sum5, DIST_PRECISION_BITS); sum6 = vmull_n_u16(vget_high_u16(res2), fwd_offset); sum6 = vmlal_n_u16(sum6, vget_high_u16(d2), bck_offset); sum7 = vmull_n_u16(vget_high_u16(res3), fwd_offset); sum7 = vmlal_n_u16(sum7, vget_high_u16(d3), bck_offset); sum6 = vshrq_n_u32(sum6, DIST_PRECISION_BITS); sum7 = vshrq_n_u32(sum7, DIST_PRECISION_BITS); dst0 = vsubq_s32(vreinterpretq_s32_u32(sum0), sub_const_vec); dst1 = vsubq_s32(vreinterpretq_s32_u32(sum1), sub_const_vec); dst2 = vsubq_s32(vreinterpretq_s32_u32(sum2), sub_const_vec); dst3 = vsubq_s32(vreinterpretq_s32_u32(sum3), sub_const_vec); dst4 = vsubq_s32(vreinterpretq_s32_u32(sum4), sub_const_vec); dst5 = vsubq_s32(vreinterpretq_s32_u32(sum5), sub_const_vec); dst6 = vsubq_s32(vreinterpretq_s32_u32(sum6), sub_const_vec); dst7 = vsubq_s32(vreinterpretq_s32_u32(sum7), sub_const_vec); dst0 = vqrshlq_s32(dst0, round_bits_vec); dst1 = vqrshlq_s32(dst1, round_bits_vec); dst2 = vqrshlq_s32(dst2, round_bits_vec); dst3 = vqrshlq_s32(dst3, round_bits_vec); dst4 = vqrshlq_s32(dst4, round_bits_vec); dst5 = vqrshlq_s32(dst5, round_bits_vec); dst6 = vqrshlq_s32(dst6, round_bits_vec); dst7 = vqrshlq_s32(dst7, round_bits_vec); f0 = vcombine_s16(vmovn_s32(dst0), vmovn_s32(dst2)); f1 = vcombine_s16(vmovn_s32(dst1), vmovn_s32(dst3)); f2 = vcombine_s16(vmovn_s32(dst4), vmovn_s32(dst6)); f3 = vcombine_s16(vmovn_s32(dst5), vmovn_s32(dst7)); *t0 = vqmovun_s16(f0); *t1 = vqmovun_s16(f1); *t2 = vqmovun_s16(f2); *t3 = vqmovun_s16(f3); } else { const int16x8_t sub_const_vec = vcombine_s16(sub_const, sub_const); const int16x8_t round_bits_vec = vdupq_n_s16(-round_bits); tmp_u0 = vhaddq_u16(res0, d0); tmp_u1 = vhaddq_u16(res1, d1); tmp_u2 = vhaddq_u16(res2, d2); tmp_u3 = vhaddq_u16(res3, d3); f0 = vsubq_s16(vreinterpretq_s16_u16(tmp_u0), sub_const_vec); f1 = vsubq_s16(vreinterpretq_s16_u16(tmp_u1), sub_const_vec); f2 = vsubq_s16(vreinterpretq_s16_u16(tmp_u2), sub_const_vec); f3 = vsubq_s16(vreinterpretq_s16_u16(tmp_u3), sub_const_vec); f0 = vqrshlq_s16(f0, round_bits_vec); f1 = vqrshlq_s16(f1, round_bits_vec); f2 = vqrshlq_s16(f2, round_bits_vec); f3 = vqrshlq_s16(f3, round_bits_vec); *t0 = vqmovun_s16(f0); *t1 = vqmovun_s16(f1); *t2 = vqmovun_s16(f2); *t3 = vqmovun_s16(f3); } } #if defined(__aarch64__) && defined(__ARM_FEATURE_MATMUL_INT8) static INLINE void dist_wtd_convolve_2d_horiz_neon( const uint8_t *src, int src_stride, int16_t *im_block, const int im_stride, const int16x8_t x_filter_s16, const int im_h, int w, const int round_0) { const int bd = 8; int16_t *dst_ptr = im_block; int dst_stride = im_stride; int width = w; int height = im_h; const int8x8_t x_filter = vmovn_s16(x_filter_s16); const int32x4_t horiz_const = vdupq_n_s32(1 << (bd + FILTER_BITS - 2)); if (w == 4) { const uint8x16x2_t permute_tbl = vld1q_u8_x2(dot_prod_permute_tbl); const int16x4_t shift_round_0 = vdup_n_s16(-(round_0)); uint8x16_t s0, s1, s2, s3; int32x4_t t0, t1, t2, t3; int16x4_t d0, d1, d2, d3; do { s0 = vld1q_u8(src + 0 * src_stride); s1 = vld1q_u8(src + 1 * src_stride); s2 = vld1q_u8(src + 2 * src_stride); s3 = vld1q_u8(src + 3 * src_stride); t0 = convolve8_4_usdot(s0, x_filter, permute_tbl, horiz_const); t1 = convolve8_4_usdot(s1, x_filter, permute_tbl, horiz_const); t2 = convolve8_4_usdot(s2, x_filter, permute_tbl, horiz_const); t3 = convolve8_4_usdot(s3, x_filter, permute_tbl, horiz_const); d0 = vqrshl_s16(vmovn_s32(t0), shift_round_0); d1 = vqrshl_s16(vmovn_s32(t1), shift_round_0); d2 = vqrshl_s16(vmovn_s32(t2), shift_round_0); d3 = vqrshl_s16(vmovn_s32(t3), shift_round_0); vst1_s16((dst_ptr + 0 * dst_stride), d0); vst1_s16((dst_ptr + 1 * dst_stride), d1); vst1_s16((dst_ptr + 2 * dst_stride), d2); vst1_s16((dst_ptr + 3 * dst_stride), d3); src += 4 * src_stride; dst_ptr += 4 * dst_stride; height -= 4; } while (height > 0); } else { const uint8x16x3_t permute_tbl = vld1q_u8_x3(dot_prod_permute_tbl); const int16x8_t shift_round_0 = vdupq_n_s16(-(round_0)); const uint8_t *s; int16_t *d; uint8x16_t s0, s1, s2, s3; int16x8_t d0, d1, d2, d3; do { width = w; s = src; d = dst_ptr; do { s0 = vld1q_u8(s + 0 * src_stride); s1 = vld1q_u8(s + 1 * src_stride); s2 = vld1q_u8(s + 2 * src_stride); s3 = vld1q_u8(s + 3 * src_stride); d0 = convolve8_8_usdot(s0, x_filter, permute_tbl, horiz_const, shift_round_0); d1 = convolve8_8_usdot(s1, x_filter, permute_tbl, horiz_const, shift_round_0); d2 = convolve8_8_usdot(s2, x_filter, permute_tbl, horiz_const, shift_round_0); d3 = convolve8_8_usdot(s3, x_filter, permute_tbl, horiz_const, shift_round_0); vst1q_s16(d + 0 * dst_stride, d0); vst1q_s16(d + 1 * dst_stride, d1); vst1q_s16(d + 2 * dst_stride, d2); vst1q_s16(d + 3 * dst_stride, d3); s += 8; d += 8; width -= 8; } while (width > 0); src += 4 * src_stride; dst_ptr += 4 * dst_stride; height -= 4; } while (height > 0); } } #elif defined(__aarch64__) && defined(__ARM_FEATURE_DOTPROD) static INLINE void dist_wtd_convolve_2d_horiz_neon( const uint8_t *src, int src_stride, int16_t *im_block, const int im_stride, const int16x8_t x_filter_s16, const int im_h, int w, const int round_0) { const int bd = 8; int16_t *dst_ptr = im_block; int dst_stride = im_stride; int width = w; int height = im_h; const int8x8_t x_filter = vmovn_s16(x_filter_s16); const int32_t horiz_const = (1 << (bd + FILTER_BITS - 2)); // Dot product constants. const int16x8_t correct_tmp = vshlq_n_s16(x_filter_s16, 7); const int32x4_t correction = vdupq_n_s32(vaddlvq_s16(correct_tmp) + horiz_const); const uint8x16_t range_limit = vdupq_n_u8(128); if (w == 4) { const uint8x16x2_t permute_tbl = vld1q_u8_x2(dot_prod_permute_tbl); const int16x4_t shift_round_0 = vdup_n_s16(-(round_0)); uint8x16_t s0, s1, s2, s3; int32x4_t t0, t1, t2, t3; int16x4_t d0, d1, d2, d3; do { s0 = vld1q_u8(src + 0 * src_stride); s1 = vld1q_u8(src + 1 * src_stride); s2 = vld1q_u8(src + 2 * src_stride); s3 = vld1q_u8(src + 3 * src_stride); t0 = convolve8_4_sdot(s0, x_filter, correction, range_limit, permute_tbl); t1 = convolve8_4_sdot(s1, x_filter, correction, range_limit, permute_tbl); t2 = convolve8_4_sdot(s2, x_filter, correction, range_limit, permute_tbl); t3 = convolve8_4_sdot(s3, x_filter, correction, range_limit, permute_tbl); d0 = vqrshl_s16(vmovn_s32(t0), shift_round_0); d1 = vqrshl_s16(vmovn_s32(t1), shift_round_0); d2 = vqrshl_s16(vmovn_s32(t2), shift_round_0); d3 = vqrshl_s16(vmovn_s32(t3), shift_round_0); vst1_s16((dst_ptr + 0 * dst_stride), d0); vst1_s16((dst_ptr + 1 * dst_stride), d1); vst1_s16((dst_ptr + 2 * dst_stride), d2); vst1_s16((dst_ptr + 3 * dst_stride), d3); src += 4 * src_stride; dst_ptr += 4 * dst_stride; height -= 4; } while (height > 0); } else { const uint8x16x3_t permute_tbl = vld1q_u8_x3(dot_prod_permute_tbl); const int16x8_t shift_round_0 = vdupq_n_s16(-(round_0)); const uint8_t *s; int16_t *d; uint8x16_t s0, s1, s2, s3; int16x8_t d0, d1, d2, d3; do { width = w; s = src; d = dst_ptr; do { s0 = vld1q_u8(s + 0 * src_stride); s1 = vld1q_u8(s + 1 * src_stride); s2 = vld1q_u8(s + 2 * src_stride); s3 = vld1q_u8(s + 3 * src_stride); d0 = convolve8_8_sdot(s0, x_filter, correction, range_limit, permute_tbl, shift_round_0); d1 = convolve8_8_sdot(s1, x_filter, correction, range_limit, permute_tbl, shift_round_0); d2 = convolve8_8_sdot(s2, x_filter, correction, range_limit, permute_tbl, shift_round_0); d3 = convolve8_8_sdot(s3, x_filter, correction, range_limit, permute_tbl, shift_round_0); vst1q_s16(d + 0 * dst_stride, d0); vst1q_s16(d + 1 * dst_stride, d1); vst1q_s16(d + 2 * dst_stride, d2); vst1q_s16(d + 3 * dst_stride, d3); s += 8; d += 8; width -= 8; } while (width > 0); src += 4 * src_stride; dst_ptr += 4 * dst_stride; height -= 4; } while (height > 0); } } #else // !(defined(__aarch64__) && defined(__ARM_FEATURE_DOTPROD)) static INLINE void dist_wtd_convolve_2d_horiz_neon( const uint8_t *src, int src_stride, int16_t *im_block, const int im_stride, const int16x8_t x_filter, const int im_h, int w, const int round_0) { const int bd = 8; const uint8_t *s; int16_t *dst_ptr; int dst_stride; int width, height; dst_ptr = im_block; dst_stride = im_stride; height = im_h; width = w; if (w == 4) { int16x4_t s0, s1, s2, s3, s4, s5, s6, s7, d0; int16x8_t tt0; uint8x8_t t0; const int16x4_t horiz_const = vdup_n_s16((1 << (bd + FILTER_BITS - 2))); const int16x4_t shift_round_0 = vdup_n_s16(-(round_0)); #if defined(__aarch64__) int16x4_t s8, s9, s10, d1, d2, d3; int16x8_t tt1, tt2, tt3; uint8x8_t t1, t2, t3; #endif do { s = src; __builtin_prefetch(s + 0 * src_stride); #if defined(__aarch64__) __builtin_prefetch(s + 1 * src_stride); __builtin_prefetch(s + 2 * src_stride); __builtin_prefetch(s + 3 * src_stride); load_u8_8x4(s, src_stride, &t0, &t1, &t2, &t3); transpose_u8_8x4(&t0, &t1, &t2, &t3); tt0 = vreinterpretq_s16_u16(vmovl_u8(t0)); tt1 = vreinterpretq_s16_u16(vmovl_u8(t1)); tt2 = vreinterpretq_s16_u16(vmovl_u8(t2)); tt3 = vreinterpretq_s16_u16(vmovl_u8(t3)); s0 = vget_low_s16(tt0); s1 = vget_low_s16(tt1); s2 = vget_low_s16(tt2); s3 = vget_low_s16(tt3); s4 = vget_high_s16(tt0); s5 = vget_high_s16(tt1); s6 = vget_high_s16(tt2); __builtin_prefetch(dst_ptr + 0 * dst_stride); __builtin_prefetch(dst_ptr + 1 * dst_stride); __builtin_prefetch(dst_ptr + 2 * dst_stride); __builtin_prefetch(dst_ptr + 3 * dst_stride); s += 7; load_u8_8x4(s, src_stride, &t0, &t1, &t2, &t3); transpose_u8_8x4(&t0, &t1, &t2, &t3); tt0 = vreinterpretq_s16_u16(vmovl_u8(t0)); tt1 = vreinterpretq_s16_u16(vmovl_u8(t1)); tt2 = vreinterpretq_s16_u16(vmovl_u8(t2)); tt3 = vreinterpretq_s16_u16(vmovl_u8(t3)); s7 = vget_low_s16(tt0); s8 = vget_low_s16(tt1); s9 = vget_low_s16(tt2); s10 = vget_low_s16(tt3); d0 = convolve8_4x4_s16(s0, s1, s2, s3, s4, s5, s6, s7, x_filter, horiz_const, shift_round_0); d1 = convolve8_4x4_s16(s1, s2, s3, s4, s5, s6, s7, s8, x_filter, horiz_const, shift_round_0); d2 = convolve8_4x4_s16(s2, s3, s4, s5, s6, s7, s8, s9, x_filter, horiz_const, shift_round_0); d3 = convolve8_4x4_s16(s3, s4, s5, s6, s7, s8, s9, s10, x_filter, horiz_const, shift_round_0); transpose_s16_4x4d(&d0, &d1, &d2, &d3); vst1_s16((dst_ptr + 0 * dst_stride), d0); vst1_s16((dst_ptr + 1 * dst_stride), d1); vst1_s16((dst_ptr + 2 * dst_stride), d2); vst1_s16((dst_ptr + 3 * dst_stride), d3); src += 4 * src_stride; dst_ptr += 4 * dst_stride; height -= 4; #else t0 = vld1_u8(s); // a0 a1 a2 a3 a4 a5 a6 a7 tt0 = vreinterpretq_s16_u16(vmovl_u8(t0)); // a0 a1 a2 a3 a4 a5 a6 a7 s0 = vget_low_s16(tt0); // a0 a1 a2 a3 s4 = vget_high_s16(tt0); // a4 a5 a6 a7 __builtin_prefetch(dst_ptr); s += 8; t0 = vld1_u8(s); // a8 a9 a10 a11 // a8 a9 a10 a11 s7 = vget_low_s16(vreinterpretq_s16_u16(vmovl_u8(t0))); s1 = vext_s16(s0, s4, 1); // a1 a2 a3 a4 s2 = vext_s16(s0, s4, 2); // a2 a3 a4 a5 s3 = vext_s16(s0, s4, 3); // a3 a4 a5 a6 s5 = vext_s16(s4, s7, 1); // a5 a6 a7 a8 s6 = vext_s16(s4, s7, 2); // a6 a7 a8 a9 s7 = vext_s16(s4, s7, 3); // a7 a8 a9 a10 d0 = convolve8_4x4_s16(s0, s1, s2, s3, s4, s5, s6, s7, x_filter, horiz_const, shift_round_0); vst1_s16(dst_ptr, d0); src += src_stride; dst_ptr += dst_stride; height -= 1; #endif } while (height > 0); } else { int16_t *d_tmp; int16x8_t s0, s1, s2, s3, s4, s5, s6, s7; int16x8_t res0; uint8x8_t t0; const int16x8_t horiz_const = vdupq_n_s16((1 << (bd + FILTER_BITS - 2))); const int16x8_t shift_round_0 = vdupq_n_s16(-(round_0)); do { #if defined(__aarch64__) uint8x8_t t1, t2, t3, t4, t5, t6, t7; int16x8_t s8, s9, s10, s11, s12, s13, s14; int16x8_t res1, res2, res3, res4, res5, res6, res7; __builtin_prefetch(src + 0 * src_stride); __builtin_prefetch(src + 1 * src_stride); __builtin_prefetch(src + 2 * src_stride); __builtin_prefetch(src + 3 * src_stride); __builtin_prefetch(src + 4 * src_stride); __builtin_prefetch(src + 5 * src_stride); __builtin_prefetch(src + 6 * src_stride); __builtin_prefetch(src + 7 * src_stride); load_u8_8x8(src, src_stride, &t0, &t1, &t2, &t3, &t4, &t5, &t6, &t7); transpose_u8_8x8(&t0, &t1, &t2, &t3, &t4, &t5, &t6, &t7); s0 = vreinterpretq_s16_u16(vmovl_u8(t0)); s1 = vreinterpretq_s16_u16(vmovl_u8(t1)); s2 = vreinterpretq_s16_u16(vmovl_u8(t2)); s3 = vreinterpretq_s16_u16(vmovl_u8(t3)); s4 = vreinterpretq_s16_u16(vmovl_u8(t4)); s5 = vreinterpretq_s16_u16(vmovl_u8(t5)); s6 = vreinterpretq_s16_u16(vmovl_u8(t6)); width = w; s = src + 7; d_tmp = dst_ptr; __builtin_prefetch(dst_ptr + 0 * dst_stride); __builtin_prefetch(dst_ptr + 1 * dst_stride); __builtin_prefetch(dst_ptr + 2 * dst_stride); __builtin_prefetch(dst_ptr + 3 * dst_stride); __builtin_prefetch(dst_ptr + 4 * dst_stride); __builtin_prefetch(dst_ptr + 5 * dst_stride); __builtin_prefetch(dst_ptr + 6 * dst_stride); __builtin_prefetch(dst_ptr + 7 * dst_stride); do { load_u8_8x8(s, src_stride, &t0, &t1, &t2, &t3, &t4, &t5, &t6, &t7); transpose_u8_8x8(&t0, &t1, &t2, &t3, &t4, &t5, &t6, &t7); s7 = vreinterpretq_s16_u16(vmovl_u8(t0)); s8 = vreinterpretq_s16_u16(vmovl_u8(t1)); s9 = vreinterpretq_s16_u16(vmovl_u8(t2)); s10 = vreinterpretq_s16_u16(vmovl_u8(t3)); s11 = vreinterpretq_s16_u16(vmovl_u8(t4)); s12 = vreinterpretq_s16_u16(vmovl_u8(t5)); s13 = vreinterpretq_s16_u16(vmovl_u8(t6)); s14 = vreinterpretq_s16_u16(vmovl_u8(t7)); res0 = convolve8_8x8_s16(s0, s1, s2, s3, s4, s5, s6, s7, x_filter, horiz_const, shift_round_0); res1 = convolve8_8x8_s16(s1, s2, s3, s4, s5, s6, s7, s8, x_filter, horiz_const, shift_round_0); res2 = convolve8_8x8_s16(s2, s3, s4, s5, s6, s7, s8, s9, x_filter, horiz_const, shift_round_0); res3 = convolve8_8x8_s16(s3, s4, s5, s6, s7, s8, s9, s10, x_filter, horiz_const, shift_round_0); res4 = convolve8_8x8_s16(s4, s5, s6, s7, s8, s9, s10, s11, x_filter, horiz_const, shift_round_0); res5 = convolve8_8x8_s16(s5, s6, s7, s8, s9, s10, s11, s12, x_filter, horiz_const, shift_round_0); res6 = convolve8_8x8_s16(s6, s7, s8, s9, s10, s11, s12, s13, x_filter, horiz_const, shift_round_0); res7 = convolve8_8x8_s16(s7, s8, s9, s10, s11, s12, s13, s14, x_filter, horiz_const, shift_round_0); transpose_s16_8x8(&res0, &res1, &res2, &res3, &res4, &res5, &res6, &res7); store_s16_8x8(d_tmp, dst_stride, res0, res1, res2, res3, res4, res5, res6, res7); s0 = s8; s1 = s9; s2 = s10; s3 = s11; s4 = s12; s5 = s13; s6 = s14; s += 8; d_tmp += 8; width -= 8; } while (width > 0); src += 8 * src_stride; dst_ptr += 8 * dst_stride; height -= 8; #else int16x8_t temp_0; t0 = vld1_u8(src); s0 = vreinterpretq_s16_u16(vmovl_u8(t0)); // a0 a1 a2 a3 a4 a5 a6 a7 width = w; s = src + 8; d_tmp = dst_ptr; __builtin_prefetch(dst_ptr); do { t0 = vld1_u8(s); // a8 a9 a10 a11 a12 a13 a14 a15 s7 = vreinterpretq_s16_u16(vmovl_u8(t0)); temp_0 = s0; s0 = s7; s1 = vextq_s16(temp_0, s7, 1); // a1 a2 a3 a4 a5 a6 a7 a8 s2 = vextq_s16(temp_0, s7, 2); // a2 a3 a4 a5 a6 a7 a8 a9 s3 = vextq_s16(temp_0, s7, 3); // a3 a4 a5 a6 a7 a8 a9 a10 s4 = vextq_s16(temp_0, s7, 4); // a4 a5 a6 a7 a8 a9 a10 a11 s5 = vextq_s16(temp_0, s7, 5); // a5 a6 a7 a8 a9 a10 a11 a12 s6 = vextq_s16(temp_0, s7, 6); // a6 a7 a8 a9 a10 a11 a12 a13 s7 = vextq_s16(temp_0, s7, 7); // a7 a8 a9 a10 a11 a12 a13 a14 res0 = convolve8_8x8_s16(temp_0, s1, s2, s3, s4, s5, s6, s7, x_filter, horiz_const, shift_round_0); vst1q_s16(d_tmp, res0); s += 8; d_tmp += 8; width -= 8; } while (width > 0); src += src_stride; dst_ptr += dst_stride; height -= 1; #endif } while (height > 0); } } #endif // defined(__aarch64__) && defined(__ARM_FEATURE_DOTPROD) static INLINE void dist_wtd_convolve_2d_vert_6tap_neon( int16_t *src_ptr, const int src_stride, uint8_t *dst8_ptr, int dst8_stride, ConvolveParams *conv_params, const int16x8_t y_filter, int h, int w) { CONV_BUF_TYPE *dst_ptr = conv_params->dst; const int dst_stride = conv_params->dst_stride; const int bd = 8; const int offset_bits = bd + 2 * FILTER_BITS - conv_params->round_0; const int16_t sub_const = (1 << (offset_bits - conv_params->round_1)) + (1 << (offset_bits - conv_params->round_1 - 1)); const int16_t round_bits = 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1; const int offset = bd + 2 * FILTER_BITS - conv_params->round_0; const int32x4_t round_shift_vec = vdupq_n_s32(-(conv_params->round_1)); const int32x4_t offset_const = vdupq_n_s32(1 << offset); const int16x4_t sub_const_vec = vdup_n_s16(sub_const); const uint16_t fwd_offset = conv_params->fwd_offset; const uint16_t bck_offset = conv_params->bck_offset; const int do_average = conv_params->do_average; const int use_dist_wtd_comp_avg = conv_params->use_dist_wtd_comp_avg; if (w == 4) { int16x4_t s0, s1, s2, s3, s4, s5; uint16x4_t dd0, d0; uint8x8_t d01_u8; #if defined(__aarch64__) int16x4_t s6, s7, s8; uint16x4_t dd1, dd2, dd3, d1, d2, d3; uint8x8_t d23_u8; #endif s0 = vld1_s16(src_ptr + 0 * src_stride); s1 = vld1_s16(src_ptr + 1 * src_stride); s2 = vld1_s16(src_ptr + 2 * src_stride); s3 = vld1_s16(src_ptr + 3 * src_stride); s4 = vld1_s16(src_ptr + 4 * src_stride); src_ptr += 5 * src_stride; do { #if defined(__aarch64__) load_s16_4x4(src_ptr, src_stride, &s5, &s6, &s7, &s8); d0 = convolve6_4_s32(s0, s1, s2, s3, s4, s5, y_filter, round_shift_vec, offset_const); d1 = convolve6_4_s32(s1, s2, s3, s4, s5, s6, y_filter, round_shift_vec, offset_const); d2 = convolve6_4_s32(s2, s3, s4, s5, s6, s7, y_filter, round_shift_vec, offset_const); d3 = convolve6_4_s32(s3, s4, s5, s6, s7, s8, y_filter, round_shift_vec, offset_const); if (do_average) { load_u16_4x4(dst_ptr, dst_stride, &dd0, &dd1, &dd2, &dd3); compute_avg_4x4(dd0, dd1, dd2, dd3, d0, d1, d2, d3, fwd_offset, bck_offset, sub_const_vec, round_bits, use_dist_wtd_comp_avg, &d01_u8, &d23_u8); vst1_lane_u32((uint32_t *)dst8_ptr, vreinterpret_u32_u8(d01_u8), 0); dst8_ptr += dst8_stride; vst1_lane_u32((uint32_t *)dst8_ptr, vreinterpret_u32_u8(d01_u8), 1); dst8_ptr += dst8_stride; vst1_lane_u32((uint32_t *)dst8_ptr, vreinterpret_u32_u8(d23_u8), 0); dst8_ptr += dst8_stride; vst1_lane_u32((uint32_t *)dst8_ptr, vreinterpret_u32_u8(d23_u8), 1); dst8_ptr += dst8_stride; } else { store_u16_4x4(dst_ptr, dst_stride, d0, d1, d2, d3); } s0 = s4; s1 = s5; s2 = s6; s3 = s7; s4 = s8; src_ptr += 4 * src_stride; dst_ptr += 4 * dst_stride; h -= 4; #else s5 = vld1_s16(src_ptr); d0 = convolve6_4_s32(s0, s1, s2, s3, s4, s5, y_filter, round_shift_vec, offset_const); if (do_average) { dd0 = vld1_u16(dst_ptr); compute_avg_4x1(dd0, d0, fwd_offset, bck_offset, sub_const_vec, round_bits, use_dist_wtd_comp_avg, &d01_u8); vst1_lane_u32((uint32_t *)dst8_ptr, vreinterpret_u32_u8(d01_u8), 0); dst8_ptr += dst8_stride; } else { vst1_u16(dst_ptr, d0); } s0 = s1; s1 = s2; s2 = s3; s3 = s4; s4 = s5; src_ptr += src_stride; dst_ptr += dst_stride; h--; #endif } while (h > 0); } else { int16x8_t s0, s1, s2, s3, s4, s5; uint16x8_t dd0, d0; uint8x8_t d0_u8; #if defined(__aarch64__) int16x8_t s6, s7, s8; uint16x8_t dd1, dd2, dd3, d1, d2, d3; uint8x8_t d1_u8, d2_u8, d3_u8; #endif do { int16_t *s = src_ptr; uint16_t *d = dst_ptr; uint8_t *d_u8 = dst8_ptr; int height = h; s0 = vld1q_s16(s + 0 * src_stride); s1 = vld1q_s16(s + 1 * src_stride); s2 = vld1q_s16(s + 2 * src_stride); s3 = vld1q_s16(s + 3 * src_stride); s4 = vld1q_s16(s + 4 * src_stride); s += 5 * src_stride; do { #if defined(__aarch64__) load_s16_8x4(s, src_stride, &s5, &s6, &s7, &s8); d0 = convolve6_8_s32(s0, s1, s2, s3, s4, s5, y_filter, round_shift_vec, offset_const); d1 = convolve6_8_s32(s1, s2, s3, s4, s5, s6, y_filter, round_shift_vec, offset_const); d2 = convolve6_8_s32(s2, s3, s4, s5, s6, s7, y_filter, round_shift_vec, offset_const); d3 = convolve6_8_s32(s3, s4, s5, s6, s7, s8, y_filter, round_shift_vec, offset_const); if (do_average) { load_u16_8x4(d, dst_stride, &dd0, &dd1, &dd2, &dd3); compute_avg_8x4(dd0, dd1, dd2, dd3, d0, d1, d2, d3, fwd_offset, bck_offset, sub_const_vec, round_bits, use_dist_wtd_comp_avg, &d0_u8, &d1_u8, &d2_u8, &d3_u8); vst1_u8(d_u8, d0_u8); d_u8 += dst8_stride; vst1_u8(d_u8, d1_u8); d_u8 += dst8_stride; vst1_u8(d_u8, d2_u8); d_u8 += dst8_stride; vst1_u8(d_u8, d3_u8); d_u8 += dst8_stride; } else { store_u16_8x4(d, dst_stride, d0, d1, d2, d3); } s0 = s4; s1 = s5; s2 = s6; s3 = s7; s4 = s8; s += 4 * src_stride; d += 4 * dst_stride; height -= 4; #else s5 = vld1q_s16(s); d0 = convolve6_8_s32(s0, s1, s2, s3, s4, s5, y_filter, round_shift_vec, offset_const); if (do_average) { dd0 = vld1q_u16(d); compute_avg_8x1(dd0, d0, fwd_offset, bck_offset, sub_const_vec, round_bits, use_dist_wtd_comp_avg, &d0_u8); vst1_u8(d_u8, d0_u8); d_u8 += dst8_stride; } else { vst1q_u16(d, d0); } s0 = s1; s1 = s2; s2 = s3; s3 = s4; s4 = s5; s += src_stride; d += dst_stride; height--; #endif } while (height > 0); src_ptr += 8; dst_ptr += 8; dst8_ptr += 8; w -= 8; } while (w > 0); } } static INLINE void dist_wtd_convolve_2d_vert_8tap_neon( int16_t *src_ptr, const int src_stride, uint8_t *dst8_ptr, int dst8_stride, ConvolveParams *conv_params, const int16x8_t y_filter, int h, int w) { CONV_BUF_TYPE *dst_ptr = conv_params->dst; const int dst_stride = conv_params->dst_stride; const int bd = 8; const int offset_bits = bd + 2 * FILTER_BITS - conv_params->round_0; const int16_t sub_const = (1 << (offset_bits - conv_params->round_1)) + (1 << (offset_bits - conv_params->round_1 - 1)); const int16_t round_bits = 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1; const int offset = bd + 2 * FILTER_BITS - conv_params->round_0; const int32x4_t round_shift_vec = vdupq_n_s32(-(conv_params->round_1)); const int32x4_t offset_const = vdupq_n_s32(1 << offset); const int16x4_t sub_const_vec = vdup_n_s16(sub_const); const uint16_t fwd_offset = conv_params->fwd_offset; const uint16_t bck_offset = conv_params->bck_offset; const int do_average = conv_params->do_average; const int use_dist_wtd_comp_avg = conv_params->use_dist_wtd_comp_avg; if (w == 4) { int16x4_t s0, s1, s2, s3, s4, s5, s6, s7; uint16x4_t dd0, d0; uint8x8_t d01_u8; #if defined(__aarch64__) int16x4_t s8, s9, s10; uint16x4_t dd1, dd2, dd3, d1, d2, d3; uint8x8_t d23_u8; #endif load_s16_4x8(src_ptr, src_stride, &s0, &s1, &s2, &s3, &s4, &s5, &s6, &s7); src_ptr += 7 * src_stride; do { #if defined(__aarch64__) load_s16_4x4(src_ptr, src_stride, &s7, &s8, &s9, &s10); d0 = convolve8_4_s32(s0, s1, s2, s3, s4, s5, s6, s7, y_filter, round_shift_vec, offset_const); d1 = convolve8_4_s32(s1, s2, s3, s4, s5, s6, s7, s8, y_filter, round_shift_vec, offset_const); d2 = convolve8_4_s32(s2, s3, s4, s5, s6, s7, s8, s9, y_filter, round_shift_vec, offset_const); d3 = convolve8_4_s32(s3, s4, s5, s6, s7, s8, s9, s10, y_filter, round_shift_vec, offset_const); if (do_average) { load_u16_4x4(dst_ptr, dst_stride, &dd0, &dd1, &dd2, &dd3); compute_avg_4x4(dd0, dd1, dd2, dd3, d0, d1, d2, d3, fwd_offset, bck_offset, sub_const_vec, round_bits, use_dist_wtd_comp_avg, &d01_u8, &d23_u8); vst1_lane_u32((uint32_t *)dst8_ptr, vreinterpret_u32_u8(d01_u8), 0); dst8_ptr += dst8_stride; vst1_lane_u32((uint32_t *)dst8_ptr, vreinterpret_u32_u8(d01_u8), 1); dst8_ptr += dst8_stride; vst1_lane_u32((uint32_t *)dst8_ptr, vreinterpret_u32_u8(d23_u8), 0); dst8_ptr += dst8_stride; vst1_lane_u32((uint32_t *)dst8_ptr, vreinterpret_u32_u8(d23_u8), 1); dst8_ptr += dst8_stride; } else { store_u16_4x4(dst_ptr, dst_stride, d0, d1, d2, d3); } s0 = s4; s1 = s5; s2 = s6; s3 = s7; s4 = s8; s5 = s9; s6 = s10; src_ptr += 4 * src_stride; dst_ptr += 4 * dst_stride; h -= 4; #else s7 = vld1_s16(src_ptr); d0 = convolve8_4_s32(s0, s1, s2, s3, s4, s5, s6, s7, y_filter, round_shift_vec, offset_const); if (do_average) { dd0 = vld1_u16(dst_ptr); compute_avg_4x1(dd0, d0, fwd_offset, bck_offset, sub_const_vec, round_bits, use_dist_wtd_comp_avg, &d01_u8); vst1_lane_u32((uint32_t *)dst8_ptr, vreinterpret_u32_u8(d01_u8), 0); dst8_ptr += dst8_stride; } else { vst1_u16(dst_ptr, d0); } s0 = s1; s1 = s2; s2 = s3; s3 = s4; s4 = s5; s5 = s6; s6 = s7; src_ptr += src_stride; dst_ptr += dst_stride; h--; #endif } while (h > 0); } else { int16x8_t s0, s1, s2, s3, s4, s5, s6, s7; uint16x8_t dd0, d0; uint8x8_t d0_u8; #if defined(__aarch64__) int16x8_t s8, s9, s10; uint16x8_t dd1, dd2, dd3, d1, d2, d3; uint8x8_t d1_u8, d2_u8, d3_u8; #endif do { int16_t *s = src_ptr; uint16_t *d = dst_ptr; uint8_t *d_u8 = dst8_ptr; int height = h; load_s16_8x8(s, src_stride, &s0, &s1, &s2, &s3, &s4, &s5, &s6, &s7); s += 7 * src_stride; do { #if defined(__aarch64__) load_s16_8x4(s, src_stride, &s7, &s8, &s9, &s10); d0 = convolve8_8_s32(s0, s1, s2, s3, s4, s5, s6, s7, y_filter, round_shift_vec, offset_const); d1 = convolve8_8_s32(s1, s2, s3, s4, s5, s6, s7, s8, y_filter, round_shift_vec, offset_const); d2 = convolve8_8_s32(s2, s3, s4, s5, s6, s7, s8, s9, y_filter, round_shift_vec, offset_const); d3 = convolve8_8_s32(s3, s4, s5, s6, s7, s8, s9, s10, y_filter, round_shift_vec, offset_const); if (do_average) { load_u16_8x4(d, dst_stride, &dd0, &dd1, &dd2, &dd3); compute_avg_8x4(dd0, dd1, dd2, dd3, d0, d1, d2, d3, fwd_offset, bck_offset, sub_const_vec, round_bits, use_dist_wtd_comp_avg, &d0_u8, &d1_u8, &d2_u8, &d3_u8); vst1_u8(d_u8, d0_u8); d_u8 += dst8_stride; vst1_u8(d_u8, d1_u8); d_u8 += dst8_stride; vst1_u8(d_u8, d2_u8); d_u8 += dst8_stride; vst1_u8(d_u8, d3_u8); d_u8 += dst8_stride; } else { store_u16_8x4(d, dst_stride, d0, d1, d2, d3); } s0 = s4; s1 = s5; s2 = s6; s3 = s7; s4 = s8; s5 = s9; s6 = s10; s += 4 * src_stride; d += 4 * dst_stride; height -= 4; #else s7 = vld1q_s16(s); d0 = convolve8_8_s32(s0, s1, s2, s3, s4, s5, s6, s7, y_filter, round_shift_vec, offset_const); if (do_average) { dd0 = vld1q_u16(d); compute_avg_8x1(dd0, d0, fwd_offset, bck_offset, sub_const_vec, round_bits, use_dist_wtd_comp_avg, &d0_u8); vst1_u8(d_u8, d0_u8); d_u8 += dst8_stride; } else { vst1q_u16(d, d0); } s0 = s1; s1 = s2; s2 = s3; s3 = s4; s4 = s5; s5 = s6; s6 = s7; s += src_stride; d += dst_stride; height--; #endif } while (height > 0); src_ptr += 8; dst_ptr += 8; dst8_ptr += 8; w -= 8; } while (w > 0); } } void av1_dist_wtd_convolve_2d_neon(const uint8_t *src, int src_stride, uint8_t *dst8, int dst8_stride, int w, int h, const InterpFilterParams *filter_params_x, const InterpFilterParams *filter_params_y, const int subpel_x_qn, const int subpel_y_qn, ConvolveParams *conv_params) { assert(!(w % 4)); assert(!(h % 4)); DECLARE_ALIGNED(16, int16_t, im_block[(MAX_SB_SIZE + HORIZ_EXTRA_ROWS) * MAX_SB_SIZE]); const int y_filter_taps = get_filter_tap(filter_params_y, subpel_y_qn); const int clamped_y_taps = y_filter_taps < 6 ? 6 : y_filter_taps; const int im_h = h + filter_params_y->taps - 1; const int im_stride = MAX_SB_SIZE; const int vert_offset = filter_params_y->taps / 2 - 1; const int horiz_offset = filter_params_x->taps / 2 - 1; const int round_0 = conv_params->round_0 - 1; const uint8_t *src_ptr = src - vert_offset * src_stride - horiz_offset; const int16_t *x_filter_ptr = av1_get_interp_filter_subpel_kernel( filter_params_x, subpel_x_qn & SUBPEL_MASK); const int16_t *y_filter_ptr = av1_get_interp_filter_subpel_kernel( filter_params_y, subpel_y_qn & SUBPEL_MASK); // Filter values are even, so downshift by 1 to reduce intermediate precision // requirements. const int16x8_t x_filter = vshrq_n_s16(vld1q_s16(x_filter_ptr), 1); const int16x8_t y_filter = vld1q_s16(y_filter_ptr); dist_wtd_convolve_2d_horiz_neon(src_ptr, src_stride, im_block, im_stride, x_filter, im_h, w, round_0); if (clamped_y_taps == 6) { dist_wtd_convolve_2d_vert_6tap_neon(im_block + im_stride, im_stride, dst8, dst8_stride, conv_params, y_filter, h, w); } else { dist_wtd_convolve_2d_vert_8tap_neon(im_block, im_stride, dst8, dst8_stride, conv_params, y_filter, h, w); } } void av1_dist_wtd_convolve_2d_copy_neon(const uint8_t *src, int src_stride, uint8_t *dst8, int dst8_stride, int w, int h, ConvolveParams *conv_params) { uint8x8_t res0_8, res1_8, res2_8, res3_8, tmp_shift0, tmp_shift1, tmp_shift2, tmp_shift3; uint16x8_t res_q0, res_q1, res_q2, res_q3, tmp_q0, tmp_q1, tmp_q2, tmp_q3; uint16x4_t tmp4, tmp5, tmp6, tmp7, res4, res5, res6, res7; const uint8_t *src1, *src2; uint8_t *dst8_1; CONV_BUF_TYPE *dst = conv_params->dst, *dst_1, *dst_2; const int dst_stride = conv_params->dst_stride; int x, y; const int16_t bits = FILTER_BITS * 2 - conv_params->round_1 - conv_params->round_0; const int bd = 8; const int offset_bits = bd + 2 * FILTER_BITS - conv_params->round_0; const int round_offset = (1 << (offset_bits - conv_params->round_1)) + (1 << (offset_bits - conv_params->round_1 - 1)); const int16x4_t sub_const_vec = vdup_n_s16((int16_t)round_offset); const uint16x8_t dup_round_offset16x8 = vdupq_n_u16((uint16_t)round_offset); const int16x4_t dup_bits16x4 = vdup_n_s16(bits); const int16x8_t dup_bits16x8 = vdupq_n_s16(bits); if (!(w & 0x07)) { for (y = 0; y < (h >> 2); ++y) { src1 = src; dst8_1 = dst8; dst_1 = dst; for (x = 0; x < (w >> 3); ++x) { src2 = src1; load_u8_8x4(src2, src_stride, &res0_8, &res1_8, &res2_8, &res3_8); res_q0 = vaddq_u16(vshlq_u16(vmovl_u8(res0_8), dup_bits16x8), dup_round_offset16x8); res_q1 = vaddq_u16(vshlq_u16(vmovl_u8(res1_8), dup_bits16x8), dup_round_offset16x8); res_q2 = vaddq_u16(vshlq_u16(vmovl_u8(res2_8), dup_bits16x8), dup_round_offset16x8); res_q3 = vaddq_u16(vshlq_u16(vmovl_u8(res3_8), dup_bits16x8), dup_round_offset16x8); if (conv_params->do_average) { dst_2 = dst_1; load_u16_8x4(dst_2, dst_stride, &tmp_q0, &tmp_q1, &tmp_q2, &tmp_q3); compute_avg_8x4(tmp_q0, tmp_q1, tmp_q2, tmp_q3, res_q0, res_q1, res_q2, res_q3, conv_params->fwd_offset, conv_params->bck_offset, sub_const_vec, bits, conv_params->use_dist_wtd_comp_avg, &tmp_shift0, &tmp_shift1, &tmp_shift2, &tmp_shift3); vst1_u8(dst8_1 + (0 * dst8_stride), tmp_shift0); vst1_u8(dst8_1 + (1 * dst8_stride), tmp_shift1); vst1_u8(dst8_1 + (2 * dst8_stride), tmp_shift2); vst1_u8(dst8_1 + (3 * dst8_stride), tmp_shift3); } else { vst1q_u16(dst_1 + (0 * dst_stride), res_q0); vst1q_u16(dst_1 + (1 * dst_stride), res_q1); vst1q_u16(dst_1 + (2 * dst_stride), res_q2); vst1q_u16(dst_1 + (3 * dst_stride), res_q3); } src1 = src1 + 8; dst_1 = dst_1 + 8; dst8_1 = dst8_1 + 8; } src += src_stride * 4; dst8 += dst8_stride * 4; dst += dst_stride * 4; } } else if (!(w & 0x03)) { for (y = 0; y < (h >> 2); ++y) { src1 = src; dst8_1 = dst8; dst_1 = dst; load_u8_8x4(src1, src_stride, &res0_8, &res1_8, &res2_8, &res3_8); res4 = vadd_u16(vshl_u16(vget_low_u16(vmovl_u8(res0_8)), dup_bits16x4), vreinterpret_u16_s16(sub_const_vec)); res5 = vadd_u16(vshl_u16(vget_low_u16(vmovl_u8(res1_8)), dup_bits16x4), vreinterpret_u16_s16(sub_const_vec)); res6 = vadd_u16(vshl_u16(vget_low_u16(vmovl_u8(res2_8)), dup_bits16x4), vreinterpret_u16_s16(sub_const_vec)); res7 = vadd_u16(vshl_u16(vget_low_u16(vmovl_u8(res3_8)), dup_bits16x4), vreinterpret_u16_s16(sub_const_vec)); if (conv_params->do_average) { load_u16_4x4(dst_1, dst_stride, &tmp4, &tmp5, &tmp6, &tmp7); compute_avg_4x4(tmp4, tmp5, tmp6, tmp7, res4, res5, res6, res7, conv_params->fwd_offset, conv_params->bck_offset, sub_const_vec, bits, conv_params->use_dist_wtd_comp_avg, &tmp_shift0, &tmp_shift1); vst1_lane_u32((uint32_t *)(dst8_1), vreinterpret_u32_u8(tmp_shift0), 0); dst8_1 += dst8_stride; vst1_lane_u32((uint32_t *)(dst8_1), vreinterpret_u32_u8(tmp_shift0), 1); dst8_1 += dst8_stride; vst1_lane_u32((uint32_t *)(dst8_1), vreinterpret_u32_u8(tmp_shift1), 0); dst8_1 += dst8_stride; vst1_lane_u32((uint32_t *)(dst8_1), vreinterpret_u32_u8(tmp_shift1), 1); } else { vst1_u16(dst_1, res4); dst_1 += dst_stride; vst1_u16(dst_1, res5); dst_1 += dst_stride; vst1_u16(dst_1, res6); dst_1 += dst_stride; vst1_u16(dst_1, res7); } src += src_stride * 4; dst += dst_stride * 4; dst8 += dst8_stride * 4; } } } #if defined(__aarch64__) && defined(__ARM_FEATURE_MATMUL_INT8) void av1_dist_wtd_convolve_x_neon(const uint8_t *src, int src_stride, uint8_t *dst8, int dst8_stride, int w, int h, const InterpFilterParams *filter_params_x, const int subpel_x_qn, ConvolveParams *conv_params) { assert(!(w % 4)); assert(!(h % 4)); const int horiz_offset = filter_params_x->taps / 2 - 1; const int bits = FILTER_BITS - conv_params->round_1; const int bd = 8; const int offset_bits = bd + 2 * FILTER_BITS - conv_params->round_0; const int round_offset = (1 << (offset_bits - conv_params->round_1)) + (1 << (offset_bits - conv_params->round_1 - 1)); const int round_bits = 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1; const uint16_t fwd_offset = conv_params->fwd_offset; const uint16_t bck_offset = conv_params->bck_offset; const int use_dist_wtd_comp_avg = conv_params->use_dist_wtd_comp_avg; const int16x4_t round_offset64 = vdup_n_s16(round_offset); const int16x8_t round_offset128 = vdupq_n_s16(round_offset); const int16x8_t shift_round_0 = vdupq_n_s16(-conv_params->round_0 + 1); const int16x8_t horiz_const = vdupq_n_s16(bits); // Horizontal filter. const int16_t *x_filter_ptr = av1_get_interp_filter_subpel_kernel( filter_params_x, subpel_x_qn & SUBPEL_MASK); // Filter values are even, so downshift by 1 to reduce intermediate precision // requirements. const int8x8_t x_filter = vshrn_n_s16(vld1q_s16(x_filter_ptr), 1); const uint8_t *src_ptr = src - horiz_offset; CONV_BUF_TYPE *dst = conv_params->dst; CONV_BUF_TYPE *dst_ptr = dst; uint8_t *dst_u8_ptr = dst8; int dst_stride = conv_params->dst_stride; int width = w; int height = h; if (w == 4) { const uint8x16x2_t permute_tbl = vld1q_u8_x2(dot_prod_permute_tbl); do { uint8x16_t s0, s1, s2, s3; int32x4_t d0, d1, d2, d3; int16x8_t d01, d23; uint16x4_t dd0, dd1, dd2, dd3; uint8x8_t d01_u8, d23_u8; s0 = vld1q_u8(src_ptr + 0 * src_stride); s1 = vld1q_u8(src_ptr + 1 * src_stride); s2 = vld1q_u8(src_ptr + 2 * src_stride); s3 = vld1q_u8(src_ptr + 3 * src_stride); d0 = convolve8_4_usdot(s0, x_filter, permute_tbl, vdupq_n_s32(0)); d1 = convolve8_4_usdot(s1, x_filter, permute_tbl, vdupq_n_s32(0)); d2 = convolve8_4_usdot(s2, x_filter, permute_tbl, vdupq_n_s32(0)); d3 = convolve8_4_usdot(s3, x_filter, permute_tbl, vdupq_n_s32(0)); d01 = vcombine_s16(vmovn_s32(d0), vmovn_s32(d1)); d23 = vcombine_s16(vmovn_s32(d2), vmovn_s32(d3)); d01 = vqrshlq_s16(d01, shift_round_0); d23 = vqrshlq_s16(d23, shift_round_0); d01 = vrshlq_s16(d01, horiz_const); d23 = vrshlq_s16(d23, horiz_const); d01 = vaddq_s16(d01, round_offset128); d23 = vaddq_s16(d23, round_offset128); if (conv_params->do_average) { dd0 = vld1_u16(dst_ptr); dst_ptr += dst_stride; dd1 = vld1_u16(dst_ptr); dst_ptr += dst_stride; dd2 = vld1_u16(dst_ptr); dst_ptr += dst_stride; dd3 = vld1_u16(dst_ptr); dst_ptr += dst_stride; compute_avg_4x4(dd0, dd1, dd2, dd3, vreinterpret_u16_s16(vget_low_s16(d01)), vreinterpret_u16_s16(vget_high_s16(d01)), vreinterpret_u16_s16(vget_low_s16(d23)), vreinterpret_u16_s16(vget_high_s16(d23)), fwd_offset, bck_offset, round_offset64, round_bits, use_dist_wtd_comp_avg, &d01_u8, &d23_u8); vst1_lane_u32((uint32_t *)dst_u8_ptr, vreinterpret_u32_u8(d01_u8), 0); dst_u8_ptr += dst8_stride; vst1_lane_u32((uint32_t *)dst_u8_ptr, vreinterpret_u32_u8(d01_u8), 1); dst_u8_ptr += dst8_stride; vst1_lane_u32((uint32_t *)dst_u8_ptr, vreinterpret_u32_u8(d23_u8), 0); dst_u8_ptr += dst8_stride; vst1_lane_u32((uint32_t *)dst_u8_ptr, vreinterpret_u32_u8(d23_u8), 1); dst_u8_ptr += dst8_stride; } else { vst1q_lane_u64((uint64_t *)dst_ptr, vreinterpretq_u64_s16(d01), 0); dst_ptr += dst_stride; vst1q_lane_u64((uint64_t *)dst_ptr, vreinterpretq_u64_s16(d01), 1); dst_ptr += dst_stride; vst1q_lane_u64((uint64_t *)dst_ptr, vreinterpretq_u64_s16(d23), 0); dst_ptr += dst_stride; vst1q_lane_u64((uint64_t *)dst_ptr, vreinterpretq_u64_s16(d23), 1); dst_ptr += dst_stride; } src_ptr += 4 * src_stride; height -= 4; } while (height > 0); } else { const uint8x16x3_t permute_tbl = vld1q_u8_x3(dot_prod_permute_tbl); do { const uint8_t *s = src_ptr; CONV_BUF_TYPE *d = dst_ptr; uint8_t *d_u8 = dst_u8_ptr; width = w; do { uint8x16_t s0, s1, s2, s3; int16x8_t d0, d1, d2, d3; uint16x8_t dd0, dd1, dd2, dd3; uint8x8_t d0_u8, d1_u8, d2_u8, d3_u8; s0 = vld1q_u8(s + 0 * src_stride); s1 = vld1q_u8(s + 1 * src_stride); s2 = vld1q_u8(s + 2 * src_stride); s3 = vld1q_u8(s + 3 * src_stride); d0 = convolve8_8_usdot(s0, x_filter, permute_tbl, vdupq_n_s32(0), shift_round_0); d1 = convolve8_8_usdot(s1, x_filter, permute_tbl, vdupq_n_s32(0), shift_round_0); d2 = convolve8_8_usdot(s2, x_filter, permute_tbl, vdupq_n_s32(0), shift_round_0); d3 = convolve8_8_usdot(s3, x_filter, permute_tbl, vdupq_n_s32(0), shift_round_0); d0 = vrshlq_s16(d0, horiz_const); d1 = vrshlq_s16(d1, horiz_const); d2 = vrshlq_s16(d2, horiz_const); d3 = vrshlq_s16(d3, horiz_const); d0 = vaddq_s16(d0, round_offset128); d1 = vaddq_s16(d1, round_offset128); d2 = vaddq_s16(d2, round_offset128); d3 = vaddq_s16(d3, round_offset128); if (conv_params->do_average) { load_u16_8x4(d, dst_stride, &dd0, &dd1, &dd2, &dd3); compute_avg_8x4(dd0, dd1, dd2, dd3, vreinterpretq_u16_s16(d0), vreinterpretq_u16_s16(d1), vreinterpretq_u16_s16(d2), vreinterpretq_u16_s16(d3), fwd_offset, bck_offset, round_offset64, round_bits, use_dist_wtd_comp_avg, &d0_u8, &d1_u8, &d2_u8, &d3_u8); store_u8_8x4(d_u8, dst8_stride, d0_u8, d1_u8, d2_u8, d3_u8); } else { store_u16_8x4(d, dst_stride, vreinterpretq_u16_s16(d0), vreinterpretq_u16_s16(d1), vreinterpretq_u16_s16(d2), vreinterpretq_u16_s16(d3)); } s += 8; d += 8; d_u8 += 8; width -= 8; } while (width > 0); src_ptr += 4 * src_stride; dst_ptr += 4 * dst_stride; dst_u8_ptr += 4 * dst8_stride; height -= 4; } while (height > 0); } } #elif defined(__aarch64__) && defined(__ARM_FEATURE_DOTPROD) void av1_dist_wtd_convolve_x_neon(const uint8_t *src, int src_stride, uint8_t *dst8, int dst8_stride, int w, int h, const InterpFilterParams *filter_params_x, const int subpel_x_qn, ConvolveParams *conv_params) { assert(!(w % 4)); assert(!(h % 4)); const int horiz_offset = filter_params_x->taps / 2 - 1; const int bits = FILTER_BITS - conv_params->round_1; const int bd = 8; const int offset_bits = bd + 2 * FILTER_BITS - conv_params->round_0; const int round_offset = (1 << (offset_bits - conv_params->round_1)) + (1 << (offset_bits - conv_params->round_1 - 1)); const int round_bits = 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1; const uint16_t fwd_offset = conv_params->fwd_offset; const uint16_t bck_offset = conv_params->bck_offset; const int use_dist_wtd_comp_avg = conv_params->use_dist_wtd_comp_avg; const int16x4_t round_offset64 = vdup_n_s16(round_offset); const int16x8_t round_offset128 = vdupq_n_s16(round_offset); const int16x8_t shift_round_0 = vdupq_n_s16(-conv_params->round_0 + 1); const int16x8_t horiz_const = vdupq_n_s16(bits); // Horizontal filter. const int16_t *x_filter_ptr = av1_get_interp_filter_subpel_kernel( filter_params_x, subpel_x_qn & SUBPEL_MASK); // Filter values are even, so downshift by 1 to reduce intermediate precision // requirements. const int8x8_t x_filter = vshrn_n_s16(vld1q_s16(x_filter_ptr), 1); // Dot-product constants. const uint8x16_t range_limit = vdupq_n_u8(128); const int32_t correction_s32 = vaddlvq_s16(vshll_n_s8(x_filter, 7)); const int32x4_t correction = vdupq_n_s32(correction_s32); const uint8_t *src_ptr = src - horiz_offset; CONV_BUF_TYPE *dst = conv_params->dst; CONV_BUF_TYPE *dst_ptr = dst; uint8_t *dst_u8_ptr = dst8; int dst_stride = conv_params->dst_stride; int width = w; int height = h; if (w == 4) { const uint8x16x2_t permute_tbl = vld1q_u8_x2(dot_prod_permute_tbl); do { uint8x16_t s0, s1, s2, s3; int32x4_t d0, d1, d2, d3; int16x8_t d01, d23; uint16x4_t dd0, dd1, dd2, dd3; uint8x8_t d01_u8, d23_u8; s0 = vld1q_u8(src_ptr + 0 * src_stride); s1 = vld1q_u8(src_ptr + 1 * src_stride); s2 = vld1q_u8(src_ptr + 2 * src_stride); s3 = vld1q_u8(src_ptr + 3 * src_stride); d0 = convolve8_4_sdot(s0, x_filter, correction, range_limit, permute_tbl); d1 = convolve8_4_sdot(s1, x_filter, correction, range_limit, permute_tbl); d2 = convolve8_4_sdot(s2, x_filter, correction, range_limit, permute_tbl); d3 = convolve8_4_sdot(s3, x_filter, correction, range_limit, permute_tbl); d01 = vcombine_s16(vmovn_s32(d0), vmovn_s32(d1)); d23 = vcombine_s16(vmovn_s32(d2), vmovn_s32(d3)); d01 = vqrshlq_s16(d01, shift_round_0); d23 = vqrshlq_s16(d23, shift_round_0); d01 = vrshlq_s16(d01, horiz_const); d23 = vrshlq_s16(d23, horiz_const); d01 = vaddq_s16(d01, round_offset128); d23 = vaddq_s16(d23, round_offset128); if (conv_params->do_average) { dd0 = vld1_u16(dst_ptr); dst_ptr += dst_stride; dd1 = vld1_u16(dst_ptr); dst_ptr += dst_stride; dd2 = vld1_u16(dst_ptr); dst_ptr += dst_stride; dd3 = vld1_u16(dst_ptr); dst_ptr += dst_stride; compute_avg_4x4(dd0, dd1, dd2, dd3, vreinterpret_u16_s16(vget_low_s16(d01)), vreinterpret_u16_s16(vget_high_s16(d01)), vreinterpret_u16_s16(vget_low_s16(d23)), vreinterpret_u16_s16(vget_high_s16(d23)), fwd_offset, bck_offset, round_offset64, round_bits, use_dist_wtd_comp_avg, &d01_u8, &d23_u8); vst1_lane_u32((uint32_t *)dst_u8_ptr, vreinterpret_u32_u8(d01_u8), 0); dst_u8_ptr += dst8_stride; vst1_lane_u32((uint32_t *)dst_u8_ptr, vreinterpret_u32_u8(d01_u8), 1); dst_u8_ptr += dst8_stride; vst1_lane_u32((uint32_t *)dst_u8_ptr, vreinterpret_u32_u8(d23_u8), 0); dst_u8_ptr += dst8_stride; vst1_lane_u32((uint32_t *)dst_u8_ptr, vreinterpret_u32_u8(d23_u8), 1); dst_u8_ptr += dst8_stride; } else { vst1q_lane_u64((uint64_t *)dst_ptr, vreinterpretq_u64_s16(d01), 0); dst_ptr += dst_stride; vst1q_lane_u64((uint64_t *)dst_ptr, vreinterpretq_u64_s16(d01), 1); dst_ptr += dst_stride; vst1q_lane_u64((uint64_t *)dst_ptr, vreinterpretq_u64_s16(d23), 0); dst_ptr += dst_stride; vst1q_lane_u64((uint64_t *)dst_ptr, vreinterpretq_u64_s16(d23), 1); dst_ptr += dst_stride; } src_ptr += 4 * src_stride; height -= 4; } while (height > 0); } else { const uint8x16x3_t permute_tbl = vld1q_u8_x3(dot_prod_permute_tbl); do { const uint8_t *s = src_ptr; CONV_BUF_TYPE *d = dst_ptr; uint8_t *d_u8 = dst_u8_ptr; width = w; do { uint8x16_t s0, s1, s2, s3; int16x8_t d0, d1, d2, d3; uint16x8_t dd0, dd1, dd2, dd3; uint8x8_t d0_u8, d1_u8, d2_u8, d3_u8; s0 = vld1q_u8(s + 0 * src_stride); s1 = vld1q_u8(s + 1 * src_stride); s2 = vld1q_u8(s + 2 * src_stride); s3 = vld1q_u8(s + 3 * src_stride); d0 = convolve8_8_sdot(s0, x_filter, correction, range_limit, permute_tbl, shift_round_0); d1 = convolve8_8_sdot(s1, x_filter, correction, range_limit, permute_tbl, shift_round_0); d2 = convolve8_8_sdot(s2, x_filter, correction, range_limit, permute_tbl, shift_round_0); d3 = convolve8_8_sdot(s3, x_filter, correction, range_limit, permute_tbl, shift_round_0); d0 = vrshlq_s16(d0, horiz_const); d1 = vrshlq_s16(d1, horiz_const); d2 = vrshlq_s16(d2, horiz_const); d3 = vrshlq_s16(d3, horiz_const); d0 = vaddq_s16(d0, round_offset128); d1 = vaddq_s16(d1, round_offset128); d2 = vaddq_s16(d2, round_offset128); d3 = vaddq_s16(d3, round_offset128); if (conv_params->do_average) { load_u16_8x4(d, dst_stride, &dd0, &dd1, &dd2, &dd3); compute_avg_8x4(dd0, dd1, dd2, dd3, vreinterpretq_u16_s16(d0), vreinterpretq_u16_s16(d1), vreinterpretq_u16_s16(d2), vreinterpretq_u16_s16(d3), fwd_offset, bck_offset, round_offset64, round_bits, use_dist_wtd_comp_avg, &d0_u8, &d1_u8, &d2_u8, &d3_u8); store_u8_8x4(d_u8, dst8_stride, d0_u8, d1_u8, d2_u8, d3_u8); } else { store_u16_8x4(d, dst_stride, vreinterpretq_u16_s16(d0), vreinterpretq_u16_s16(d1), vreinterpretq_u16_s16(d2), vreinterpretq_u16_s16(d3)); } s += 8; d += 8; d_u8 += 8; width -= 8; } while (width > 0); src_ptr += 4 * src_stride; dst_ptr += 4 * dst_stride; dst_u8_ptr += 4 * dst8_stride; height -= 4; } while (height > 0); } } #else // !(defined(__aarch64__) && defined(__ARM_FEATURE_DOTPROD)) void av1_dist_wtd_convolve_x_neon(const uint8_t *src, int src_stride, uint8_t *dst8, int dst8_stride, int w, int h, const InterpFilterParams *filter_params_x, const int subpel_x_qn, ConvolveParams *conv_params) { assert(!(w % 4)); assert(!(h % 4)); CONV_BUF_TYPE *dst = conv_params->dst; int dst_stride = conv_params->dst_stride; const int horiz_offset = filter_params_x->taps / 2 - 1; const int bits = FILTER_BITS - conv_params->round_1; const int bd = 8; const int offset_bits = bd + 2 * FILTER_BITS - conv_params->round_0; const int round_offset = (1 << (offset_bits - conv_params->round_1)) + (1 << (offset_bits - conv_params->round_1 - 1)); const int round_bits = 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1; const uint16_t fwd_offset = conv_params->fwd_offset; const uint16_t bck_offset = conv_params->bck_offset; const int use_dist_wtd_comp_avg = conv_params->use_dist_wtd_comp_avg; // horizontal filter const int16_t *x_filter_ptr = av1_get_interp_filter_subpel_kernel( filter_params_x, subpel_x_qn & SUBPEL_MASK); const uint8_t *src_ptr = src - horiz_offset; // Filter values are even, so downshift by 1 to reduce intermediate precision // requirements. const int16x8_t x_filter = vshrq_n_s16(vld1q_s16(x_filter_ptr), 1); const uint8_t *s; uint8_t *d_u8; uint8_t *dst_u8_ptr; CONV_BUF_TYPE *d, *dst_ptr; int width, height; uint8x8_t t0; #if defined(__aarch64__) uint8x8_t t1, t2, t3, t4, t5, t6, t7; #endif s = src_ptr; dst_ptr = dst; dst_u8_ptr = dst8; width = w; height = h; if ((w == 4) || (h == 4)) { int16x4_t s0, s1, s2, s3, s4, s5, s6, s7, d0; int16x8_t tt0; uint16x4_t res4; #if defined(__aarch64__) int16x4_t s8, s9, s10, d1, d2, d3; int16x8_t tt1, tt2, tt3; uint16x4_t res5, res6, res7; uint32x2_t tu0 = vdup_n_u32(0), tu1 = vdup_n_u32(0); int16x8_t u0, u1; #else int16x4_t temp_0; #endif const int16x4_t zero = vdup_n_s16(0); const int16x4_t round_offset_vec = vdup_n_s16(round_offset); const int16x4_t shift_round_0 = vdup_n_s16(-conv_params->round_0 + 1); const int16x4_t horiz_const = vdup_n_s16(bits); do { s = src_ptr; d = dst_ptr; d_u8 = dst_u8_ptr; width = w; __builtin_prefetch(s + 0 * src_stride); #if defined(__aarch64__) __builtin_prefetch(s + 1 * src_stride); __builtin_prefetch(s + 2 * src_stride); __builtin_prefetch(s + 3 * src_stride); load_u8_8x4(s, src_stride, &t0, &t1, &t2, &t3); transpose_u8_8x4(&t0, &t1, &t2, &t3); tt0 = vreinterpretq_s16_u16(vmovl_u8(t0)); tt1 = vreinterpretq_s16_u16(vmovl_u8(t1)); tt2 = vreinterpretq_s16_u16(vmovl_u8(t2)); tt3 = vreinterpretq_s16_u16(vmovl_u8(t3)); s0 = vget_low_s16(tt0); s1 = vget_low_s16(tt1); s2 = vget_low_s16(tt2); s3 = vget_low_s16(tt3); s4 = vget_high_s16(tt0); s5 = vget_high_s16(tt1); s6 = vget_high_s16(tt2); __builtin_prefetch(d + 0 * dst_stride); __builtin_prefetch(d + 1 * dst_stride); __builtin_prefetch(d + 2 * dst_stride); __builtin_prefetch(d + 3 * dst_stride); s += 7; do { load_unaligned_u8_4x4(s, src_stride, &tu0, &tu1); t0 = vreinterpret_u8_u32(tu0); t1 = vreinterpret_u8_u32(tu1); transpose_u8_4x4(&t0, &t1); u0 = vreinterpretq_s16_u16(vmovl_u8(t0)); u1 = vreinterpretq_s16_u16(vmovl_u8(t1)); s7 = vget_low_s16(u0); s8 = vget_low_s16(u1); s9 = vget_high_s16(u0); s10 = vget_high_s16(u1); d0 = convolve8_4x4_s16(s0, s1, s2, s3, s4, s5, s6, s7, x_filter, zero, shift_round_0); d0 = vrshl_s16(d0, horiz_const); d0 = vadd_s16(d0, round_offset_vec); d1 = convolve8_4x4_s16(s1, s2, s3, s4, s5, s6, s7, s8, x_filter, zero, shift_round_0); d1 = vrshl_s16(d1, horiz_const); d1 = vadd_s16(d1, round_offset_vec); d2 = convolve8_4x4_s16(s2, s3, s4, s5, s6, s7, s8, s9, x_filter, zero, shift_round_0); d2 = vrshl_s16(d2, horiz_const); d2 = vadd_s16(d2, round_offset_vec); d3 = convolve8_4x4_s16(s3, s4, s5, s6, s7, s8, s9, s10, x_filter, zero, shift_round_0); d3 = vrshl_s16(d3, horiz_const); d3 = vadd_s16(d3, round_offset_vec); transpose_s16_4x4d(&d0, &d1, &d2, &d3); if (conv_params->do_average) { __builtin_prefetch(d + 0 * dst_stride); __builtin_prefetch(d + 1 * dst_stride); __builtin_prefetch(d + 2 * dst_stride); __builtin_prefetch(d + 3 * dst_stride); __builtin_prefetch(d_u8 + 0 * dst8_stride); __builtin_prefetch(d_u8 + 1 * dst8_stride); __builtin_prefetch(d_u8 + 2 * dst8_stride); __builtin_prefetch(d_u8 + 3 * dst8_stride); load_u16_4x4(d, dst_stride, &res4, &res5, &res6, &res7); compute_avg_4x4(res4, res5, res6, res7, vreinterpret_u16_s16(d0), vreinterpret_u16_s16(d1), vreinterpret_u16_s16(d2), vreinterpret_u16_s16(d3), fwd_offset, bck_offset, round_offset_vec, round_bits, use_dist_wtd_comp_avg, &t0, &t1); vst1_lane_u32((uint32_t *)d_u8, vreinterpret_u32_u8(t0), 0); // 00 01 02 03 vst1_lane_u32((uint32_t *)(d_u8 + dst8_stride), vreinterpret_u32_u8(t0), 1); // 10 11 12 13 vst1_lane_u32((uint32_t *)(d_u8 + 2 * dst8_stride), vreinterpret_u32_u8(t1), 0); // 20 21 22 23 vst1_lane_u32((uint32_t *)(d_u8 + 3 * dst8_stride), vreinterpret_u32_u8(t1), 1); // 30 31 32 33 } else { store_u16_4x4(d, dst_stride, vreinterpret_u16_s16(d0), vreinterpret_u16_s16(d1), vreinterpret_u16_s16(d2), vreinterpret_u16_s16(d3)); } s0 = s4; s1 = s5; s2 = s6; s3 = s7; s4 = s8; s5 = s9; s6 = s10; s += 4; width -= 4; d += 4; d_u8 += 4; } while (width > 0); src_ptr += (src_stride << 2); dst_ptr += (dst_stride << 2); dst_u8_ptr += (dst8_stride << 2); height -= 4; #else t0 = vld1_u8(s); // a0 a1 a2 a3 a4 a5 a6 a7 tt0 = vreinterpretq_s16_u16(vmovl_u8(t0)); // a0 a1 a2 a3 a4 a5 a6 a7 s0 = vget_low_s16(tt0); // a0 a1 a2 a3 s4 = vget_high_s16(tt0); // a4 a5 a6 a7 __builtin_prefetch(d); s += 8; do { t0 = vld1_u8(s); // a8 a9 a10 a11 // a8 a9 a10 a11 s7 = vget_low_s16(vreinterpretq_s16_u16(vmovl_u8(t0))); temp_0 = s7; s1 = vext_s16(s0, s4, 1); // a1 a2 a3 a4 s2 = vext_s16(s0, s4, 2); // a2 a3 a4 a5 s3 = vext_s16(s0, s4, 3); // a3 a4 a5 a6 s5 = vext_s16(s4, s7, 1); // a5 a6 a7 a8 s6 = vext_s16(s4, s7, 2); // a6 a7 a8 a9 s7 = vext_s16(s4, s7, 3); // a7 a8 a9 a10 d0 = convolve8_4x4_s16(s0, s1, s2, s3, s4, s5, s6, s7, x_filter, zero, shift_round_0); d0 = vrshl_s16(d0, horiz_const); d0 = vadd_s16(d0, round_offset_vec); s0 = s4; s4 = temp_0; if (conv_params->do_average) { __builtin_prefetch(d); __builtin_prefetch(d_u8); res4 = vld1_u16(d); compute_avg_4x1(res4, vreinterpret_u16_s16(d0), fwd_offset, bck_offset, round_offset_vec, round_bits, use_dist_wtd_comp_avg, &t0); vst1_lane_u32((uint32_t *)d_u8, vreinterpret_u32_u8(t0), 0); // 00 01 02 03 } else { vst1_u16(d, vreinterpret_u16_s16(d0)); } s += 4; width -= 4; d += 4; d_u8 += 4; } while (width > 0); src_ptr += (src_stride); dst_ptr += (dst_stride); dst_u8_ptr += (dst8_stride); height--; #endif } while (height > 0); } else { CONV_BUF_TYPE *d_tmp; uint8_t *d_u8_tmp; int16x8_t s0, s1, s2, s3, s4, s5, s6, s7; int16x8_t res0; uint16x8_t res8; const int16x8_t round_offset128 = vdupq_n_s16(round_offset); const int16x4_t round_offset64 = vdup_n_s16(round_offset); const int16x8_t shift_round_0 = vdupq_n_s16(-conv_params->round_0 + 1); const int16x8_t horiz_const = vdupq_n_s16(bits); const int16x8_t zero = vdupq_n_s16(0); d = dst_ptr = dst; d_u8 = dst_u8_ptr = dst8; do { #if defined(__aarch64__) int16x8_t s11, s12, s13, s14; int16x8_t s8, s9, s10; int16x8_t res1, res2, res3, res4, res5, res6, res7; uint16x8_t res9, res10, res11; __builtin_prefetch(src_ptr + 0 * src_stride); __builtin_prefetch(src_ptr + 1 * src_stride); __builtin_prefetch(src_ptr + 2 * src_stride); __builtin_prefetch(src_ptr + 3 * src_stride); __builtin_prefetch(src_ptr + 4 * src_stride); __builtin_prefetch(src_ptr + 5 * src_stride); __builtin_prefetch(src_ptr + 6 * src_stride); __builtin_prefetch(src_ptr + 7 * src_stride); load_u8_8x8(src_ptr, src_stride, &t0, &t1, &t2, &t3, &t4, &t5, &t6, &t7); transpose_u8_8x8(&t0, &t1, &t2, &t3, &t4, &t5, &t6, &t7); s0 = vreinterpretq_s16_u16(vmovl_u8(t0)); s1 = vreinterpretq_s16_u16(vmovl_u8(t1)); s2 = vreinterpretq_s16_u16(vmovl_u8(t2)); s3 = vreinterpretq_s16_u16(vmovl_u8(t3)); s4 = vreinterpretq_s16_u16(vmovl_u8(t4)); s5 = vreinterpretq_s16_u16(vmovl_u8(t5)); s6 = vreinterpretq_s16_u16(vmovl_u8(t6)); width = w; s = src_ptr + 7; d = dst_ptr; d_u8_tmp = dst_u8_ptr; __builtin_prefetch(dst_ptr + 0 * dst_stride); __builtin_prefetch(dst_ptr + 1 * dst_stride); __builtin_prefetch(dst_ptr + 2 * dst_stride); __builtin_prefetch(dst_ptr + 3 * dst_stride); __builtin_prefetch(dst_ptr + 4 * dst_stride); __builtin_prefetch(dst_ptr + 5 * dst_stride); __builtin_prefetch(dst_ptr + 6 * dst_stride); __builtin_prefetch(dst_ptr + 7 * dst_stride); do { d_u8 = d_u8_tmp; d_tmp = d; load_u8_8x8(s, src_stride, &t0, &t1, &t2, &t3, &t4, &t5, &t6, &t7); transpose_u8_8x8(&t0, &t1, &t2, &t3, &t4, &t5, &t6, &t7); s7 = vreinterpretq_s16_u16(vmovl_u8(t0)); s8 = vreinterpretq_s16_u16(vmovl_u8(t1)); s9 = vreinterpretq_s16_u16(vmovl_u8(t2)); s10 = vreinterpretq_s16_u16(vmovl_u8(t3)); s11 = vreinterpretq_s16_u16(vmovl_u8(t4)); s12 = vreinterpretq_s16_u16(vmovl_u8(t5)); s13 = vreinterpretq_s16_u16(vmovl_u8(t6)); s14 = vreinterpretq_s16_u16(vmovl_u8(t7)); res0 = convolve8_8x8_s16(s0, s1, s2, s3, s4, s5, s6, s7, x_filter, zero, shift_round_0); res0 = vrshlq_s16(res0, horiz_const); res0 = vaddq_s16(res0, round_offset128); res1 = convolve8_8x8_s16(s1, s2, s3, s4, s5, s6, s7, s8, x_filter, zero, shift_round_0); res1 = vrshlq_s16(res1, horiz_const); res1 = vaddq_s16(res1, round_offset128); res2 = convolve8_8x8_s16(s2, s3, s4, s5, s6, s7, s8, s9, x_filter, zero, shift_round_0); res2 = vrshlq_s16(res2, horiz_const); res2 = vaddq_s16(res2, round_offset128); res3 = convolve8_8x8_s16(s3, s4, s5, s6, s7, s8, s9, s10, x_filter, zero, shift_round_0); res3 = vrshlq_s16(res3, horiz_const); res3 = vaddq_s16(res3, round_offset128); res4 = convolve8_8x8_s16(s4, s5, s6, s7, s8, s9, s10, s11, x_filter, zero, shift_round_0); res4 = vrshlq_s16(res4, horiz_const); res4 = vaddq_s16(res4, round_offset128); res5 = convolve8_8x8_s16(s5, s6, s7, s8, s9, s10, s11, s12, x_filter, zero, shift_round_0); res5 = vrshlq_s16(res5, horiz_const); res5 = vaddq_s16(res5, round_offset128); res6 = convolve8_8x8_s16(s6, s7, s8, s9, s10, s11, s12, s13, x_filter, zero, shift_round_0); res6 = vrshlq_s16(res6, horiz_const); res6 = vaddq_s16(res6, round_offset128); res7 = convolve8_8x8_s16(s7, s8, s9, s10, s11, s12, s13, s14, x_filter, zero, shift_round_0); res7 = vrshlq_s16(res7, horiz_const); res7 = vaddq_s16(res7, round_offset128); transpose_s16_8x8(&res0, &res1, &res2, &res3, &res4, &res5, &res6, &res7); if (conv_params->do_average) { load_u16_8x4(d_tmp, dst_stride, &res8, &res9, &res10, &res11); d_tmp += (dst_stride << 2); compute_avg_8x4(res8, res9, res10, res11, vreinterpretq_u16_s16(res0), vreinterpretq_u16_s16(res1), vreinterpretq_u16_s16(res2), vreinterpretq_u16_s16(res3), fwd_offset, bck_offset, round_offset64, round_bits, use_dist_wtd_comp_avg, &t0, &t1, &t2, &t3); store_u8_8x4(d_u8, dst8_stride, t0, t1, t2, t3); d_u8 += (dst8_stride << 2); load_u16_8x4(d_tmp, dst_stride, &res8, &res9, &res10, &res11); d_tmp += (dst_stride << 2); compute_avg_8x4(res8, res9, res10, res11, vreinterpretq_u16_s16(res4), vreinterpretq_u16_s16(res5), vreinterpretq_u16_s16(res6), vreinterpretq_u16_s16(res7), fwd_offset, bck_offset, round_offset64, round_bits, use_dist_wtd_comp_avg, &t0, &t1, &t2, &t3); store_u8_8x4(d_u8, dst8_stride, t0, t1, t2, t3); d_u8 += (dst8_stride << 2); } else { store_u16_8x8( d_tmp, dst_stride, vreinterpretq_u16_s16(res0), vreinterpretq_u16_s16(res1), vreinterpretq_u16_s16(res2), vreinterpretq_u16_s16(res3), vreinterpretq_u16_s16(res4), vreinterpretq_u16_s16(res5), vreinterpretq_u16_s16(res6), vreinterpretq_u16_s16(res7)); d_tmp += (dst_stride << 3); } s0 = s8; s1 = s9; s2 = s10; s3 = s11; s4 = s12; s5 = s13; s6 = s14; s += 8; d += 8; width -= 8; d_u8_tmp += 8; } while (width > 0); src_ptr += 8 * src_stride; dst_ptr += 8 * dst_stride; dst_u8_ptr += 8 * dst8_stride; height -= 8; #else int16x8_t temp_0; __builtin_prefetch(src_ptr); t0 = vld1_u8(src_ptr); s0 = vreinterpretq_s16_u16(vmovl_u8(t0)); // a0 a1 a2 a3 a4 a5 a6 a7 width = w; s = src_ptr + 8; d = dst_ptr; d_u8_tmp = dst_u8_ptr; __builtin_prefetch(dst_ptr); do { d_u8 = d_u8_tmp; d_tmp = d; t0 = vld1_u8(s); // a8 a9 a10 a11 a12 a13 a14 a15 s7 = vreinterpretq_s16_u16(vmovl_u8(t0)); temp_0 = s0; s0 = s7; s1 = vextq_s16(temp_0, s7, 1); // a1 a2 a3 a4 a5 a6 a7 a8 s2 = vextq_s16(temp_0, s7, 2); // a2 a3 a4 a5 a6 a7 a8 a9 s3 = vextq_s16(temp_0, s7, 3); // a3 a4 a5 a6 a7 a8 a9 a10 s4 = vextq_s16(temp_0, s7, 4); // a4 a5 a6 a7 a8 a9 a10 a11 s5 = vextq_s16(temp_0, s7, 5); // a5 a6 a7 a8 a9 a10 a11 a12 s6 = vextq_s16(temp_0, s7, 6); // a6 a7 a8 a9 a10 a11 a12 a13 s7 = vextq_s16(temp_0, s7, 7); // a7 a8 a9 a10 a11 a12 a13 a14 res0 = convolve8_8x8_s16(temp_0, s1, s2, s3, s4, s5, s6, s7, x_filter, zero, shift_round_0); res0 = vrshlq_s16(res0, horiz_const); res0 = vaddq_s16(res0, round_offset128); if (conv_params->do_average) { res8 = vld1q_u16(d_tmp); d_tmp += (dst_stride); compute_avg_8x1(res8, vreinterpretq_u16_s16(res0), fwd_offset, bck_offset, round_offset64, round_bits, use_dist_wtd_comp_avg, &t0); vst1_u8(d_u8, t0); d_u8 += (dst8_stride); } else { vst1q_u16(d_tmp, vreinterpretq_u16_s16(res0)); d_tmp += (dst_stride); } s += 8; d += 8; width -= 8; d_u8_tmp += 8; } while (width > 0); src_ptr += src_stride; dst_ptr += dst_stride; dst_u8_ptr += dst8_stride; height--; #endif } while (height > 0); } } #endif // defined(__aarch64__) && defined(__ARM_FEATURE_DOTPROD) void av1_dist_wtd_convolve_y_neon(const uint8_t *src, int src_stride, uint8_t *dst8, int dst8_stride, int w, int h, const InterpFilterParams *filter_params_y, const int subpel_y_qn, ConvolveParams *conv_params) { assert(!(w % 4)); assert(!(h % 4)); CONV_BUF_TYPE *dst = conv_params->dst; const int dst_stride = conv_params->dst_stride; const int vert_offset = filter_params_y->taps / 2 - 1; const int bits = FILTER_BITS - conv_params->round_0; const int bd = 8; const int offset_bits = bd + 2 * FILTER_BITS - conv_params->round_0; const int round_offset = (1 << (offset_bits - conv_params->round_1)) + (1 << (offset_bits - conv_params->round_1 - 1)); const int round_bits = 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1; const uint16_t fwd_offset = conv_params->fwd_offset; const uint16_t bck_offset = conv_params->bck_offset; const int use_dist_wtd_comp_avg = conv_params->use_dist_wtd_comp_avg; const int shift_value = (conv_params->round_1 - 1 - bits); // vertical filter const int16_t *y_filter_ptr = av1_get_interp_filter_subpel_kernel( filter_params_y, subpel_y_qn & SUBPEL_MASK); const uint8_t *src_ptr = src - (vert_offset * src_stride); // Filter values are even, so downshift by 1 to reduce intermediate precision // requirements. const int16x8_t y_filter = vshrq_n_s16(vld1q_s16(y_filter_ptr), 1); const uint8_t *s; uint8_t *d_u8; uint8_t *dst_u8_ptr; CONV_BUF_TYPE *d, *dst_ptr; int width, height; s = src_ptr; dst_ptr = dst; dst_u8_ptr = dst8; width = w; height = h; // used to get rid of multiplication = (vertical filter output sum) * // (1<round_1 - 2) >= bits); if ((w == 4) || (h == 4)) { int16x4_t s0, s1, s2, s3, s4, s5, s6, s7, d0; uint16x4_t res4; uint32x2_t tu0 = vdup_n_u32(0), tu1 = vdup_n_u32(0), tu2 = vdup_n_u32(0), tu3 = vdup_n_u32(0); int16x8_t u0, u1, u2, u3; uint8x8_t t0; #if defined(__aarch64__) int16x4_t s8, s9, s10, d1, d2, d3; uint16x4_t res5, res6, res7; uint8x8_t t1; #endif const int16x4_t round_offset64 = vdup_n_s16(round_offset); const int16x4_t shift_vec = vdup_n_s16(-shift_value); const int16x4_t zero = vdup_n_s16(0); do { s = src_ptr; d = dst_ptr; d_u8 = dst_u8_ptr; height = h; __builtin_prefetch(s + 0 * src_stride); __builtin_prefetch(s + 1 * src_stride); __builtin_prefetch(s + 2 * src_stride); __builtin_prefetch(s + 3 * src_stride); load_unaligned_u8_4x8(s, src_stride, &tu0, &tu1, &tu2, &tu3); u0 = vreinterpretq_s16_u16(vmovl_u8(vreinterpret_u8_u32(tu0))); u1 = vreinterpretq_s16_u16(vmovl_u8(vreinterpret_u8_u32(tu1))); u2 = vreinterpretq_s16_u16(vmovl_u8(vreinterpret_u8_u32(tu2))); u3 = vreinterpretq_s16_u16(vmovl_u8(vreinterpret_u8_u32(tu3))); s0 = vget_low_s16(u0); s1 = vget_high_s16(u0); s2 = vget_low_s16(u1); s3 = vget_high_s16(u1); s4 = vget_low_s16(u2); s5 = vget_high_s16(u2); s6 = vget_low_s16(u3); __builtin_prefetch(d + 0 * dst_stride); __builtin_prefetch(d + 1 * dst_stride); __builtin_prefetch(d + 2 * dst_stride); __builtin_prefetch(d + 3 * dst_stride); s += (7 * src_stride); do { #if defined(__aarch64__) load_unaligned_u8_4x4(s, src_stride, &tu0, &tu1); u0 = vreinterpretq_s16_u16(vmovl_u8(vreinterpret_u8_u32(tu0))); u1 = vreinterpretq_s16_u16(vmovl_u8(vreinterpret_u8_u32(tu1))); s7 = vget_low_s16(u0); s8 = vget_high_s16(u0); s9 = vget_low_s16(u1); s10 = vget_high_s16(u1); d0 = convolve8_4x4_s16(s0, s1, s2, s3, s4, s5, s6, s7, y_filter, zero, shift_vec); d0 = vadd_s16(d0, round_offset64); d1 = convolve8_4x4_s16(s1, s2, s3, s4, s5, s6, s7, s8, y_filter, zero, shift_vec); d1 = vadd_s16(d1, round_offset64); d2 = convolve8_4x4_s16(s2, s3, s4, s5, s6, s7, s8, s9, y_filter, zero, shift_vec); d2 = vadd_s16(d2, round_offset64); d3 = convolve8_4x4_s16(s3, s4, s5, s6, s7, s8, s9, s10, y_filter, zero, shift_vec); d3 = vadd_s16(d3, round_offset64); if (conv_params->do_average) { __builtin_prefetch(d + 0 * dst_stride); __builtin_prefetch(d + 1 * dst_stride); __builtin_prefetch(d + 2 * dst_stride); __builtin_prefetch(d + 3 * dst_stride); __builtin_prefetch(d_u8 + 0 * dst8_stride); __builtin_prefetch(d_u8 + 1 * dst8_stride); __builtin_prefetch(d_u8 + 2 * dst8_stride); __builtin_prefetch(d_u8 + 3 * dst8_stride); load_u16_4x4(d, dst_stride, &res4, &res5, &res6, &res7); d += (dst_stride << 2); compute_avg_4x4(res4, res5, res6, res7, vreinterpret_u16_s16(d0), vreinterpret_u16_s16(d1), vreinterpret_u16_s16(d2), vreinterpret_u16_s16(d3), fwd_offset, bck_offset, round_offset64, round_bits, use_dist_wtd_comp_avg, &t0, &t1); vst1_lane_u32((uint32_t *)d_u8, vreinterpret_u32_u8(t0), 0); d_u8 += dst8_stride; vst1_lane_u32((uint32_t *)d_u8, vreinterpret_u32_u8(t0), 1); d_u8 += dst8_stride; vst1_lane_u32((uint32_t *)d_u8, vreinterpret_u32_u8(t1), 0); d_u8 += dst8_stride; vst1_lane_u32((uint32_t *)d_u8, vreinterpret_u32_u8(t1), 1); d_u8 += dst8_stride; } else { store_u16_4x4(d, dst_stride, vreinterpret_u16_s16(d0), vreinterpret_u16_s16(d1), vreinterpret_u16_s16(d2), vreinterpret_u16_s16(d3)); d += (dst_stride << 2); } s0 = s4; s1 = s5; s2 = s6; s3 = s7; s4 = s8; s5 = s9; s6 = s10; s += (src_stride << 2); height -= 4; #else load_unaligned_u8_4x1(s, src_stride, &tu0); u0 = vreinterpretq_s16_u16(vmovl_u8(vreinterpret_u8_u32(tu0))); s7 = vget_low_s16(u0); d0 = convolve8_4x4_s16(s0, s1, s2, s3, s4, s5, s6, s7, y_filter, zero, shift_vec); d0 = vadd_s16(d0, round_offset64); if (conv_params->do_average) { __builtin_prefetch(d); res4 = vld1_u16(d); d += (dst_stride); compute_avg_4x1(res4, vreinterpret_u16_s16(d0), fwd_offset, bck_offset, round_offset64, round_bits, use_dist_wtd_comp_avg, &t0); vst1_lane_u32((uint32_t *)d_u8, vreinterpret_u32_u8(t0), 0); d_u8 += dst8_stride; } else { vst1_u16(d, vreinterpret_u16_s16(d0)); d += (dst_stride); } s0 = s1; s1 = s2; s2 = s3; s3 = s4; s4 = s5; s5 = s6; s6 = s7; s += (src_stride); height--; #endif } while (height > 0); src_ptr += 4; dst_ptr += 4; dst_u8_ptr += 4; width -= 4; } while (width > 0); } else { CONV_BUF_TYPE *d_tmp; int16x8_t s0, s1, s2, s3, s4, s5, s6, s7; int16x8_t res0; uint16x8_t res8; uint8x8_t t0, t1, t2, t3, t4, t5, t6, t7; const int16x8_t round_offset128 = vdupq_n_s16(round_offset); const int16x8_t shift_vec = vdupq_n_s16(-shift_value); const int16x4_t round_offset64 = vdup_n_s16(round_offset); const int16x8_t zero = vdupq_n_s16(0); #if defined(__aarch64__) int16x8_t s8, s9, s10, s11, s12, s13, s14; int16x8_t res1, res2, res3, res4, res5, res6, res7; uint16x8_t res10, res11, res9; #endif dst_ptr = dst; dst_u8_ptr = dst8; do { __builtin_prefetch(src_ptr + 0 * src_stride); __builtin_prefetch(src_ptr + 1 * src_stride); __builtin_prefetch(src_ptr + 2 * src_stride); __builtin_prefetch(src_ptr + 3 * src_stride); __builtin_prefetch(src_ptr + 4 * src_stride); __builtin_prefetch(src_ptr + 5 * src_stride); __builtin_prefetch(src_ptr + 6 * src_stride); __builtin_prefetch(src_ptr + 7 * src_stride); load_u8_8x8(src_ptr, src_stride, &t0, &t1, &t2, &t3, &t4, &t5, &t6, &t7); s0 = vreinterpretq_s16_u16(vmovl_u8(t0)); s1 = vreinterpretq_s16_u16(vmovl_u8(t1)); s2 = vreinterpretq_s16_u16(vmovl_u8(t2)); s3 = vreinterpretq_s16_u16(vmovl_u8(t3)); s4 = vreinterpretq_s16_u16(vmovl_u8(t4)); s5 = vreinterpretq_s16_u16(vmovl_u8(t5)); s6 = vreinterpretq_s16_u16(vmovl_u8(t6)); height = h; s = src_ptr + (7 * src_stride); d_tmp = dst_ptr; d_u8 = dst_u8_ptr; do { #if defined(__aarch64__) load_u8_8x8(s, src_stride, &t0, &t1, &t2, &t3, &t4, &t5, &t6, &t7); s7 = vreinterpretq_s16_u16(vmovl_u8(t0)); s8 = vreinterpretq_s16_u16(vmovl_u8(t1)); s9 = vreinterpretq_s16_u16(vmovl_u8(t2)); s10 = vreinterpretq_s16_u16(vmovl_u8(t3)); s11 = vreinterpretq_s16_u16(vmovl_u8(t4)); s12 = vreinterpretq_s16_u16(vmovl_u8(t5)); s13 = vreinterpretq_s16_u16(vmovl_u8(t6)); s14 = vreinterpretq_s16_u16(vmovl_u8(t7)); __builtin_prefetch(dst_ptr + 0 * dst_stride); __builtin_prefetch(dst_ptr + 1 * dst_stride); __builtin_prefetch(dst_ptr + 2 * dst_stride); __builtin_prefetch(dst_ptr + 3 * dst_stride); res0 = convolve8_8x8_s16(s0, s1, s2, s3, s4, s5, s6, s7, y_filter, zero, shift_vec); res0 = vaddq_s16(res0, round_offset128); res1 = convolve8_8x8_s16(s1, s2, s3, s4, s5, s6, s7, s8, y_filter, zero, shift_vec); res1 = vaddq_s16(res1, round_offset128); res2 = convolve8_8x8_s16(s2, s3, s4, s5, s6, s7, s8, s9, y_filter, zero, shift_vec); res2 = vaddq_s16(res2, round_offset128); res3 = convolve8_8x8_s16(s3, s4, s5, s6, s7, s8, s9, s10, y_filter, zero, shift_vec); res3 = vaddq_s16(res3, round_offset128); res4 = convolve8_8x8_s16(s4, s5, s6, s7, s8, s9, s10, s11, y_filter, zero, shift_vec); res4 = vaddq_s16(res4, round_offset128); res5 = convolve8_8x8_s16(s5, s6, s7, s8, s9, s10, s11, s12, y_filter, zero, shift_vec); res5 = vaddq_s16(res5, round_offset128); res6 = convolve8_8x8_s16(s6, s7, s8, s9, s10, s11, s12, s13, y_filter, zero, shift_vec); res6 = vaddq_s16(res6, round_offset128); res7 = convolve8_8x8_s16(s7, s8, s9, s10, s11, s12, s13, s14, y_filter, zero, shift_vec); res7 = vaddq_s16(res7, round_offset128); if (conv_params->do_average) { __builtin_prefetch(d_tmp + 0 * dst8_stride); __builtin_prefetch(d_tmp + 1 * dst8_stride); __builtin_prefetch(d_tmp + 2 * dst8_stride); __builtin_prefetch(d_tmp + 3 * dst8_stride); load_u16_8x4(d_tmp, dst_stride, &res8, &res9, &res10, &res11); d_tmp += (dst_stride << 2); compute_avg_8x4(res8, res9, res10, res11, vreinterpretq_u16_s16(res0), vreinterpretq_u16_s16(res1), vreinterpretq_u16_s16(res2), vreinterpretq_u16_s16(res3), fwd_offset, bck_offset, round_offset64, round_bits, use_dist_wtd_comp_avg, &t0, &t1, &t2, &t3); store_u8_8x4(d_u8, dst8_stride, t0, t1, t2, t3); d_u8 += (dst8_stride << 2); load_u16_8x4(d_tmp, dst_stride, &res8, &res9, &res10, &res11); d_tmp += (dst_stride << 2); compute_avg_8x4(res8, res9, res10, res11, vreinterpretq_u16_s16(res4), vreinterpretq_u16_s16(res5), vreinterpretq_u16_s16(res6), vreinterpretq_u16_s16(res7), fwd_offset, bck_offset, round_offset64, round_bits, use_dist_wtd_comp_avg, &t0, &t1, &t2, &t3); store_u8_8x4(d_u8, dst8_stride, t0, t1, t2, t3); d_u8 += (dst8_stride << 2); } else { store_u16_8x8( d_tmp, dst_stride, vreinterpretq_u16_s16(res0), vreinterpretq_u16_s16(res1), vreinterpretq_u16_s16(res2), vreinterpretq_u16_s16(res3), vreinterpretq_u16_s16(res4), vreinterpretq_u16_s16(res5), vreinterpretq_u16_s16(res6), vreinterpretq_u16_s16(res7)); d_tmp += (dst_stride << 3); } s0 = s8; s1 = s9; s2 = s10; s3 = s11; s4 = s12; s5 = s13; s6 = s14; s += (8 * src_stride); height -= 8; #else s7 = vreinterpretq_s16_u16(vmovl_u8(vld1_u8(s))); __builtin_prefetch(dst_ptr); res0 = convolve8_8x8_s16(s0, s1, s2, s3, s4, s5, s6, s7, y_filter, zero, shift_vec); res0 = vaddq_s16(res0, round_offset128); s0 = s1; s1 = s2; s2 = s3; s3 = s4; s4 = s5; s5 = s6; s6 = s7; if (conv_params->do_average) { __builtin_prefetch(d_tmp); res8 = vld1q_u16(d_tmp); d_tmp += (dst_stride); compute_avg_8x1(res8, vreinterpretq_u16_s16(res0), fwd_offset, bck_offset, round_offset64, round_bits, use_dist_wtd_comp_avg, &t0); vst1_u8(d_u8, t0); d_u8 += (dst8_stride); } else { vst1q_u16(d_tmp, vreinterpretq_u16_s16(res0)); d_tmp += dst_stride; } s += (src_stride); height--; #endif } while (height > 0); src_ptr += 8; dst_ptr += 8; dst_u8_ptr += 8; width -= 8; } while (width > 0); } }