| /* |
| * 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. |
| */ |
| #ifndef AOM_AV1_COMMON_ARM_COMPOUND_CONVOLVE_NEON_H_ |
| #define AOM_AV1_COMMON_ARM_COMPOUND_CONVOLVE_NEON_H_ |
| |
| #include <arm_neon.h> |
| |
| #include "av1/common/convolve.h" |
| #include "av1/common/enums.h" |
| #include "av1/common/filter.h" |
| |
| static INLINE void compute_dist_wtd_avg_4x1(uint16x4_t dd0, uint16x4_t d0, |
| const uint16_t fwd_offset, |
| const uint16_t bck_offset, |
| const int16x4_t round_offset, |
| uint8x8_t *d0_u8) { |
| uint32x4_t blend0 = vmull_n_u16(dd0, fwd_offset); |
| blend0 = vmlal_n_u16(blend0, d0, bck_offset); |
| |
| uint16x4_t avg0 = vshrn_n_u32(blend0, DIST_PRECISION_BITS); |
| |
| int16x4_t dst0 = vsub_s16(vreinterpret_s16_u16(avg0), round_offset); |
| |
| int16x8_t dst0q = vcombine_s16(dst0, vdup_n_s16(0)); |
| |
| *d0_u8 = vqrshrun_n_s16(dst0q, FILTER_BITS - ROUND0_BITS); |
| } |
| |
| static INLINE void compute_basic_avg_4x1(uint16x4_t dd0, uint16x4_t d0, |
| const int16x4_t round_offset, |
| uint8x8_t *d0_u8) { |
| uint16x4_t avg0 = vhadd_u16(dd0, d0); |
| |
| int16x4_t dst0 = vsub_s16(vreinterpret_s16_u16(avg0), round_offset); |
| |
| int16x8_t dst0q = vcombine_s16(dst0, vdup_n_s16(0)); |
| |
| *d0_u8 = vqrshrun_n_s16(dst0q, FILTER_BITS - ROUND0_BITS); |
| } |
| |
| static INLINE void compute_dist_wtd_avg_8x1(uint16x8_t dd0, uint16x8_t d0, |
| const uint16_t fwd_offset, |
| const uint16_t bck_offset, |
| const int16x8_t round_offset, |
| uint8x8_t *d0_u8) { |
| uint32x4_t blend0_lo = vmull_n_u16(vget_low_u16(dd0), fwd_offset); |
| blend0_lo = vmlal_n_u16(blend0_lo, vget_low_u16(d0), bck_offset); |
| uint32x4_t blend0_hi = vmull_n_u16(vget_high_u16(dd0), fwd_offset); |
| blend0_hi = vmlal_n_u16(blend0_hi, vget_high_u16(d0), bck_offset); |
| |
| uint16x8_t avg0 = vcombine_u16(vshrn_n_u32(blend0_lo, DIST_PRECISION_BITS), |
| vshrn_n_u32(blend0_hi, DIST_PRECISION_BITS)); |
| |
| int16x8_t dst0 = vsubq_s16(vreinterpretq_s16_u16(avg0), round_offset); |
| |
| *d0_u8 = vqrshrun_n_s16(dst0, FILTER_BITS - ROUND0_BITS); |
| } |
| |
| static INLINE void compute_basic_avg_8x1(uint16x8_t dd0, uint16x8_t d0, |
| const int16x8_t round_offset, |
| uint8x8_t *d0_u8) { |
| uint16x8_t avg0 = vhaddq_u16(dd0, d0); |
| |
| int16x8_t dst0 = vsubq_s16(vreinterpretq_s16_u16(avg0), round_offset); |
| |
| *d0_u8 = vqrshrun_n_s16(dst0, FILTER_BITS - ROUND0_BITS); |
| } |
| |
| static INLINE void compute_dist_wtd_avg_4x4( |
| uint16x4_t dd0, uint16x4_t dd1, uint16x4_t dd2, uint16x4_t dd3, |
| uint16x4_t d0, uint16x4_t d1, uint16x4_t d2, uint16x4_t d3, |
| const uint16_t fwd_offset, const uint16_t bck_offset, |
| const int16x8_t round_offset, uint8x8_t *d01_u8, uint8x8_t *d23_u8) { |
| uint32x4_t blend0 = vmull_n_u16(dd0, fwd_offset); |
| blend0 = vmlal_n_u16(blend0, d0, bck_offset); |
| uint32x4_t blend1 = vmull_n_u16(dd1, fwd_offset); |
| blend1 = vmlal_n_u16(blend1, d1, bck_offset); |
| uint32x4_t blend2 = vmull_n_u16(dd2, fwd_offset); |
| blend2 = vmlal_n_u16(blend2, d2, bck_offset); |
| uint32x4_t blend3 = vmull_n_u16(dd3, fwd_offset); |
| blend3 = vmlal_n_u16(blend3, d3, bck_offset); |
| |
| uint16x4_t avg0 = vshrn_n_u32(blend0, DIST_PRECISION_BITS); |
| uint16x4_t avg1 = vshrn_n_u32(blend1, DIST_PRECISION_BITS); |
| uint16x4_t avg2 = vshrn_n_u32(blend2, DIST_PRECISION_BITS); |
| uint16x4_t avg3 = vshrn_n_u32(blend3, DIST_PRECISION_BITS); |
| |
| int16x8_t dst_01 = vreinterpretq_s16_u16(vcombine_u16(avg0, avg1)); |
| int16x8_t dst_23 = vreinterpretq_s16_u16(vcombine_u16(avg2, avg3)); |
| |
| dst_01 = vsubq_s16(dst_01, round_offset); |
| dst_23 = vsubq_s16(dst_23, round_offset); |
| |
| *d01_u8 = vqrshrun_n_s16(dst_01, FILTER_BITS - ROUND0_BITS); |
| *d23_u8 = vqrshrun_n_s16(dst_23, FILTER_BITS - ROUND0_BITS); |
| } |
| |
| static INLINE void compute_basic_avg_4x4(uint16x4_t dd0, uint16x4_t dd1, |
| uint16x4_t dd2, uint16x4_t dd3, |
| uint16x4_t d0, uint16x4_t d1, |
| uint16x4_t d2, uint16x4_t d3, |
| const int16x8_t round_offset, |
| uint8x8_t *d01_u8, uint8x8_t *d23_u8) { |
| uint16x4_t avg0 = vhadd_u16(dd0, d0); |
| uint16x4_t avg1 = vhadd_u16(dd1, d1); |
| uint16x4_t avg2 = vhadd_u16(dd2, d2); |
| uint16x4_t avg3 = vhadd_u16(dd3, d3); |
| |
| int16x8_t dst_01 = vreinterpretq_s16_u16(vcombine_u16(avg0, avg1)); |
| int16x8_t dst_23 = vreinterpretq_s16_u16(vcombine_u16(avg2, avg3)); |
| |
| dst_01 = vsubq_s16(dst_01, round_offset); |
| dst_23 = vsubq_s16(dst_23, round_offset); |
| |
| *d01_u8 = vqrshrun_n_s16(dst_01, FILTER_BITS - ROUND0_BITS); |
| *d23_u8 = vqrshrun_n_s16(dst_23, FILTER_BITS - ROUND0_BITS); |
| } |
| |
| static INLINE void compute_dist_wtd_avg_8x4( |
| uint16x8_t dd0, uint16x8_t dd1, uint16x8_t dd2, uint16x8_t dd3, |
| uint16x8_t d0, uint16x8_t d1, uint16x8_t d2, uint16x8_t d3, |
| const uint16_t fwd_offset, const uint16_t bck_offset, |
| const int16x8_t round_offset, uint8x8_t *d0_u8, uint8x8_t *d1_u8, |
| uint8x8_t *d2_u8, uint8x8_t *d3_u8) { |
| uint32x4_t blend0_lo = vmull_n_u16(vget_low_u16(dd0), fwd_offset); |
| blend0_lo = vmlal_n_u16(blend0_lo, vget_low_u16(d0), bck_offset); |
| uint32x4_t blend0_hi = vmull_n_u16(vget_high_u16(dd0), fwd_offset); |
| blend0_hi = vmlal_n_u16(blend0_hi, vget_high_u16(d0), bck_offset); |
| |
| uint32x4_t blend1_lo = vmull_n_u16(vget_low_u16(dd1), fwd_offset); |
| blend1_lo = vmlal_n_u16(blend1_lo, vget_low_u16(d1), bck_offset); |
| uint32x4_t blend1_hi = vmull_n_u16(vget_high_u16(dd1), fwd_offset); |
| blend1_hi = vmlal_n_u16(blend1_hi, vget_high_u16(d1), bck_offset); |
| |
| uint32x4_t blend2_lo = vmull_n_u16(vget_low_u16(dd2), fwd_offset); |
| blend2_lo = vmlal_n_u16(blend2_lo, vget_low_u16(d2), bck_offset); |
| uint32x4_t blend2_hi = vmull_n_u16(vget_high_u16(dd2), fwd_offset); |
| blend2_hi = vmlal_n_u16(blend2_hi, vget_high_u16(d2), bck_offset); |
| |
| uint32x4_t blend3_lo = vmull_n_u16(vget_low_u16(dd3), fwd_offset); |
| blend3_lo = vmlal_n_u16(blend3_lo, vget_low_u16(d3), bck_offset); |
| uint32x4_t blend3_hi = vmull_n_u16(vget_high_u16(dd3), fwd_offset); |
| blend3_hi = vmlal_n_u16(blend3_hi, vget_high_u16(d3), bck_offset); |
| |
| uint16x8_t avg0 = vcombine_u16(vshrn_n_u32(blend0_lo, DIST_PRECISION_BITS), |
| vshrn_n_u32(blend0_hi, DIST_PRECISION_BITS)); |
| uint16x8_t avg1 = vcombine_u16(vshrn_n_u32(blend1_lo, DIST_PRECISION_BITS), |
| vshrn_n_u32(blend1_hi, DIST_PRECISION_BITS)); |
| uint16x8_t avg2 = vcombine_u16(vshrn_n_u32(blend2_lo, DIST_PRECISION_BITS), |
| vshrn_n_u32(blend2_hi, DIST_PRECISION_BITS)); |
| uint16x8_t avg3 = vcombine_u16(vshrn_n_u32(blend3_lo, DIST_PRECISION_BITS), |
| vshrn_n_u32(blend3_hi, DIST_PRECISION_BITS)); |
| |
| int16x8_t dst0 = vsubq_s16(vreinterpretq_s16_u16(avg0), round_offset); |
| int16x8_t dst1 = vsubq_s16(vreinterpretq_s16_u16(avg1), round_offset); |
| int16x8_t dst2 = vsubq_s16(vreinterpretq_s16_u16(avg2), round_offset); |
| int16x8_t dst3 = vsubq_s16(vreinterpretq_s16_u16(avg3), round_offset); |
| |
| *d0_u8 = vqrshrun_n_s16(dst0, FILTER_BITS - ROUND0_BITS); |
| *d1_u8 = vqrshrun_n_s16(dst1, FILTER_BITS - ROUND0_BITS); |
| *d2_u8 = vqrshrun_n_s16(dst2, FILTER_BITS - ROUND0_BITS); |
| *d3_u8 = vqrshrun_n_s16(dst3, FILTER_BITS - ROUND0_BITS); |
| } |
| |
| static INLINE void compute_basic_avg_8x4(uint16x8_t dd0, uint16x8_t dd1, |
| uint16x8_t dd2, uint16x8_t dd3, |
| uint16x8_t d0, uint16x8_t d1, |
| uint16x8_t d2, uint16x8_t d3, |
| const int16x8_t round_offset, |
| uint8x8_t *d0_u8, uint8x8_t *d1_u8, |
| uint8x8_t *d2_u8, uint8x8_t *d3_u8) { |
| uint16x8_t avg0 = vhaddq_u16(dd0, d0); |
| uint16x8_t avg1 = vhaddq_u16(dd1, d1); |
| uint16x8_t avg2 = vhaddq_u16(dd2, d2); |
| uint16x8_t avg3 = vhaddq_u16(dd3, d3); |
| |
| int16x8_t dst0 = vsubq_s16(vreinterpretq_s16_u16(avg0), round_offset); |
| int16x8_t dst1 = vsubq_s16(vreinterpretq_s16_u16(avg1), round_offset); |
| int16x8_t dst2 = vsubq_s16(vreinterpretq_s16_u16(avg2), round_offset); |
| int16x8_t dst3 = vsubq_s16(vreinterpretq_s16_u16(avg3), round_offset); |
| |
| *d0_u8 = vqrshrun_n_s16(dst0, FILTER_BITS - ROUND0_BITS); |
| *d1_u8 = vqrshrun_n_s16(dst1, FILTER_BITS - ROUND0_BITS); |
| *d2_u8 = vqrshrun_n_s16(dst2, FILTER_BITS - ROUND0_BITS); |
| *d3_u8 = vqrshrun_n_s16(dst3, FILTER_BITS - ROUND0_BITS); |
| } |
| |
| static INLINE uint16x4_t |
| convolve6_4_2d_v(const int16x4_t s0, const int16x4_t s1, const int16x4_t s2, |
| const int16x4_t s3, const int16x4_t s4, const int16x4_t s5, |
| const int16x8_t y_filter, const int32x4_t offset_const) { |
| const int16x4_t y_filter_0_3 = vget_low_s16(y_filter); |
| const int16x4_t y_filter_4_7 = vget_high_s16(y_filter); |
| |
| int32x4_t sum = offset_const; |
| // Filter values at indices 0 and 7 are 0. |
| sum = vmlal_lane_s16(sum, s0, y_filter_0_3, 1); |
| sum = vmlal_lane_s16(sum, s1, y_filter_0_3, 2); |
| sum = vmlal_lane_s16(sum, s2, y_filter_0_3, 3); |
| sum = vmlal_lane_s16(sum, s3, y_filter_4_7, 0); |
| sum = vmlal_lane_s16(sum, s4, y_filter_4_7, 1); |
| sum = vmlal_lane_s16(sum, s5, y_filter_4_7, 2); |
| |
| return vqrshrun_n_s32(sum, COMPOUND_ROUND1_BITS); |
| } |
| |
| static INLINE uint16x8_t |
| convolve6_8_2d_v(const int16x8_t s0, const int16x8_t s1, const int16x8_t s2, |
| const int16x8_t s3, const int16x8_t s4, const int16x8_t s5, |
| const int16x8_t y_filter, const int32x4_t offset_const) { |
| const int16x4_t y_filter_0_3 = vget_low_s16(y_filter); |
| const int16x4_t y_filter_4_7 = vget_high_s16(y_filter); |
| |
| int32x4_t sum0 = offset_const; |
| // Filter values at indices 0 and 7 are 0. |
| sum0 = vmlal_lane_s16(sum0, vget_low_s16(s0), y_filter_0_3, 1); |
| sum0 = vmlal_lane_s16(sum0, vget_low_s16(s1), y_filter_0_3, 2); |
| sum0 = vmlal_lane_s16(sum0, vget_low_s16(s2), y_filter_0_3, 3); |
| sum0 = vmlal_lane_s16(sum0, vget_low_s16(s3), y_filter_4_7, 0); |
| sum0 = vmlal_lane_s16(sum0, vget_low_s16(s4), y_filter_4_7, 1); |
| sum0 = vmlal_lane_s16(sum0, vget_low_s16(s5), y_filter_4_7, 2); |
| |
| int32x4_t sum1 = offset_const; |
| sum1 = vmlal_lane_s16(sum1, vget_high_s16(s0), y_filter_0_3, 1); |
| sum1 = vmlal_lane_s16(sum1, vget_high_s16(s1), y_filter_0_3, 2); |
| sum1 = vmlal_lane_s16(sum1, vget_high_s16(s2), y_filter_0_3, 3); |
| sum1 = vmlal_lane_s16(sum1, vget_high_s16(s3), y_filter_4_7, 0); |
| sum1 = vmlal_lane_s16(sum1, vget_high_s16(s4), y_filter_4_7, 1); |
| sum1 = vmlal_lane_s16(sum1, vget_high_s16(s5), y_filter_4_7, 2); |
| |
| return vcombine_u16(vqrshrun_n_s32(sum0, COMPOUND_ROUND1_BITS), |
| vqrshrun_n_s32(sum1, COMPOUND_ROUND1_BITS)); |
| } |
| |
| static INLINE void dist_wtd_convolve_2d_vert_6tap_dist_wtd_avg_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) { |
| const int bd = 8; |
| const int offset_bits = bd + 2 * FILTER_BITS - ROUND0_BITS; |
| const int32x4_t offset_const = vdupq_n_s32(1 << offset_bits); |
| const int16_t round_offset = (1 << (offset_bits - COMPOUND_ROUND1_BITS)) + |
| (1 << (offset_bits - COMPOUND_ROUND1_BITS - 1)); |
| const int16x8_t round_offset_vec = vdupq_n_s16(round_offset); |
| |
| const uint16_t fwd_offset = conv_params->fwd_offset; |
| const uint16_t bck_offset = conv_params->bck_offset; |
| |
| CONV_BUF_TYPE *dst_ptr = conv_params->dst; |
| const int dst_stride = conv_params->dst_stride; |
| |
| if (w == 4) { |
| int16x4_t s0, s1, s2, s3, s4; |
| load_s16_4x5(src_ptr, src_stride, &s0, &s1, &s2, &s3, &s4); |
| src_ptr += 5 * src_stride; |
| |
| do { |
| #if AOM_ARCH_AARCH64 |
| int16x4_t s5, s6, s7, s8; |
| load_s16_4x4(src_ptr, src_stride, &s5, &s6, &s7, &s8); |
| |
| uint16x4_t d0 = |
| convolve6_4_2d_v(s0, s1, s2, s3, s4, s5, y_filter, offset_const); |
| uint16x4_t d1 = |
| convolve6_4_2d_v(s1, s2, s3, s4, s5, s6, y_filter, offset_const); |
| uint16x4_t d2 = |
| convolve6_4_2d_v(s2, s3, s4, s5, s6, s7, y_filter, offset_const); |
| uint16x4_t d3 = |
| convolve6_4_2d_v(s3, s4, s5, s6, s7, s8, y_filter, offset_const); |
| |
| uint16x4_t dd0, dd1, dd2, dd3; |
| load_u16_4x4(dst_ptr, dst_stride, &dd0, &dd1, &dd2, &dd3); |
| |
| uint8x8_t d01_u8, d23_u8; |
| compute_dist_wtd_avg_4x4(dd0, dd1, dd2, dd3, d0, d1, d2, d3, fwd_offset, |
| bck_offset, round_offset_vec, &d01_u8, &d23_u8); |
| |
| store_u8_4x1(dst8_ptr + 0 * dst8_stride, d01_u8, 0); |
| store_u8_4x1(dst8_ptr + 1 * dst8_stride, d01_u8, 1); |
| store_u8_4x1(dst8_ptr + 2 * dst8_stride, d23_u8, 0); |
| store_u8_4x1(dst8_ptr + 3 * dst8_stride, d23_u8, 1); |
| dst8_ptr += 4 * dst8_stride; |
| |
| s0 = s4; |
| s1 = s5; |
| s2 = s6; |
| s3 = s7; |
| s4 = s8; |
| src_ptr += 4 * src_stride; |
| dst_ptr += 4 * dst_stride; |
| h -= 4; |
| #else // !AOM_ARCH_AARCH64 |
| int16x4_t s5 = vld1_s16(src_ptr); |
| |
| uint16x4_t d0 = |
| convolve6_4_2d_v(s0, s1, s2, s3, s4, s5, y_filter, offset_const); |
| |
| uint16x4_t dd0 = vld1_u16(dst_ptr); |
| |
| uint8x8_t d01_u8; |
| compute_dist_wtd_avg_4x1(dd0, d0, fwd_offset, bck_offset, |
| vget_low_s16(round_offset_vec), &d01_u8); |
| |
| store_u8_4x1(dst8_ptr, d01_u8, 0); |
| dst8_ptr += dst8_stride; |
| |
| s0 = s1; |
| s1 = s2; |
| s2 = s3; |
| s3 = s4; |
| s4 = s5; |
| src_ptr += src_stride; |
| dst_ptr += dst_stride; |
| h--; |
| #endif // AOM_ARCH_AARCH64 |
| } while (h != 0); |
| } else { |
| do { |
| int16_t *s = src_ptr; |
| CONV_BUF_TYPE *d = dst_ptr; |
| uint8_t *d_u8 = dst8_ptr; |
| int height = h; |
| |
| int16x8_t s0, s1, s2, s3, s4; |
| load_s16_8x5(s, src_stride, &s0, &s1, &s2, &s3, &s4); |
| s += 5 * src_stride; |
| |
| do { |
| #if AOM_ARCH_AARCH64 |
| int16x8_t s5, s6, s7, s8; |
| load_s16_8x4(s, src_stride, &s5, &s6, &s7, &s8); |
| |
| uint16x8_t d0 = |
| convolve6_8_2d_v(s0, s1, s2, s3, s4, s5, y_filter, offset_const); |
| uint16x8_t d1 = |
| convolve6_8_2d_v(s1, s2, s3, s4, s5, s6, y_filter, offset_const); |
| uint16x8_t d2 = |
| convolve6_8_2d_v(s2, s3, s4, s5, s6, s7, y_filter, offset_const); |
| uint16x8_t d3 = |
| convolve6_8_2d_v(s3, s4, s5, s6, s7, s8, y_filter, offset_const); |
| |
| uint16x8_t dd0, dd1, dd2, dd3; |
| load_u16_8x4(d, dst_stride, &dd0, &dd1, &dd2, &dd3); |
| |
| uint8x8_t d0_u8, d1_u8, d2_u8, d3_u8; |
| compute_dist_wtd_avg_8x4(dd0, dd1, dd2, dd3, d0, d1, d2, d3, fwd_offset, |
| bck_offset, round_offset_vec, &d0_u8, &d1_u8, |
| &d2_u8, &d3_u8); |
| |
| store_u8_8x4(d_u8, dst8_stride, d0_u8, d1_u8, d2_u8, d3_u8); |
| d_u8 += 4 * dst8_stride; |
| |
| s0 = s4; |
| s1 = s5; |
| s2 = s6; |
| s3 = s7; |
| s4 = s8; |
| s += 4 * src_stride; |
| d += 4 * dst_stride; |
| height -= 4; |
| #else // !AOM_ARCH_AARCH64 |
| int16x8_t s5 = vld1q_s16(s); |
| |
| uint16x8_t d0 = |
| convolve6_8_2d_v(s0, s1, s2, s3, s4, s5, y_filter, offset_const); |
| |
| uint16x8_t dd0 = vld1q_u16(d); |
| |
| uint8x8_t d0_u8; |
| compute_dist_wtd_avg_8x1(dd0, d0, fwd_offset, bck_offset, |
| round_offset_vec, &d0_u8); |
| |
| vst1_u8(d_u8, d0_u8); |
| d_u8 += dst8_stride; |
| |
| s0 = s1; |
| s1 = s2; |
| s2 = s3; |
| s3 = s4; |
| s4 = s5; |
| s += src_stride; |
| d += dst_stride; |
| height--; |
| #endif // AOM_ARCH_AARCH64 |
| } 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_6tap_avg_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) { |
| const int bd = 8; |
| const int offset_bits = bd + 2 * FILTER_BITS - ROUND0_BITS; |
| const int32x4_t offset_const = vdupq_n_s32(1 << offset_bits); |
| const int16_t round_offset = (1 << (offset_bits - COMPOUND_ROUND1_BITS)) + |
| (1 << (offset_bits - COMPOUND_ROUND1_BITS - 1)); |
| const int16x8_t round_offset_vec = vdupq_n_s16(round_offset); |
| |
| CONV_BUF_TYPE *dst_ptr = conv_params->dst; |
| const int dst_stride = conv_params->dst_stride; |
| |
| if (w == 4) { |
| int16x4_t s0, s1, s2, s3, s4; |
| load_s16_4x5(src_ptr, src_stride, &s0, &s1, &s2, &s3, &s4); |
| src_ptr += 5 * src_stride; |
| |
| do { |
| #if AOM_ARCH_AARCH64 |
| int16x4_t s5, s6, s7, s8; |
| load_s16_4x4(src_ptr, src_stride, &s5, &s6, &s7, &s8); |
| |
| uint16x4_t d0 = |
| convolve6_4_2d_v(s0, s1, s2, s3, s4, s5, y_filter, offset_const); |
| uint16x4_t d1 = |
| convolve6_4_2d_v(s1, s2, s3, s4, s5, s6, y_filter, offset_const); |
| uint16x4_t d2 = |
| convolve6_4_2d_v(s2, s3, s4, s5, s6, s7, y_filter, offset_const); |
| uint16x4_t d3 = |
| convolve6_4_2d_v(s3, s4, s5, s6, s7, s8, y_filter, offset_const); |
| |
| uint16x4_t dd0, dd1, dd2, dd3; |
| load_u16_4x4(dst_ptr, dst_stride, &dd0, &dd1, &dd2, &dd3); |
| |
| uint8x8_t d01_u8, d23_u8; |
| compute_basic_avg_4x4(dd0, dd1, dd2, dd3, d0, d1, d2, d3, |
| round_offset_vec, &d01_u8, &d23_u8); |
| |
| store_u8_4x1(dst8_ptr + 0 * dst8_stride, d01_u8, 0); |
| store_u8_4x1(dst8_ptr + 1 * dst8_stride, d01_u8, 1); |
| store_u8_4x1(dst8_ptr + 2 * dst8_stride, d23_u8, 0); |
| store_u8_4x1(dst8_ptr + 3 * dst8_stride, d23_u8, 1); |
| dst8_ptr += 4 * dst8_stride; |
| |
| s0 = s4; |
| s1 = s5; |
| s2 = s6; |
| s3 = s7; |
| s4 = s8; |
| src_ptr += 4 * src_stride; |
| dst_ptr += 4 * dst_stride; |
| h -= 4; |
| #else // !AOM_ARCH_AARCH64 |
| int16x4_t s5 = vld1_s16(src_ptr); |
| |
| uint16x4_t d0 = |
| convolve6_4_2d_v(s0, s1, s2, s3, s4, s5, y_filter, offset_const); |
| |
| uint16x4_t dd0 = vld1_u16(dst_ptr); |
| |
| uint8x8_t d01_u8; |
| compute_basic_avg_4x1(dd0, d0, vget_low_s16(round_offset_vec), &d01_u8); |
| |
| store_u8_4x1(dst8_ptr, d01_u8, 0); |
| dst8_ptr += dst8_stride; |
| |
| s0 = s1; |
| s1 = s2; |
| s2 = s3; |
| s3 = s4; |
| s4 = s5; |
| src_ptr += src_stride; |
| dst_ptr += dst_stride; |
| h--; |
| #endif // AOM_ARCH_AARCH64 |
| } while (h != 0); |
| } else { |
| do { |
| int16_t *s = src_ptr; |
| CONV_BUF_TYPE *d = dst_ptr; |
| uint8_t *d_u8 = dst8_ptr; |
| int height = h; |
| |
| int16x8_t s0, s1, s2, s3, s4; |
| load_s16_8x5(s, src_stride, &s0, &s1, &s2, &s3, &s4); |
| s += 5 * src_stride; |
| |
| do { |
| #if AOM_ARCH_AARCH64 |
| int16x8_t s5, s6, s7, s8; |
| load_s16_8x4(s, src_stride, &s5, &s6, &s7, &s8); |
| |
| uint16x8_t d0 = |
| convolve6_8_2d_v(s0, s1, s2, s3, s4, s5, y_filter, offset_const); |
| uint16x8_t d1 = |
| convolve6_8_2d_v(s1, s2, s3, s4, s5, s6, y_filter, offset_const); |
| uint16x8_t d2 = |
| convolve6_8_2d_v(s2, s3, s4, s5, s6, s7, y_filter, offset_const); |
| uint16x8_t d3 = |
| convolve6_8_2d_v(s3, s4, s5, s6, s7, s8, y_filter, offset_const); |
| |
| uint16x8_t dd0, dd1, dd2, dd3; |
| load_u16_8x4(d, dst_stride, &dd0, &dd1, &dd2, &dd3); |
| |
| uint8x8_t d0_u8, d1_u8, d2_u8, d3_u8; |
| compute_basic_avg_8x4(dd0, dd1, dd2, dd3, d0, d1, d2, d3, |
| round_offset_vec, &d0_u8, &d1_u8, &d2_u8, &d3_u8); |
| |
| store_u8_8x4(d_u8, dst8_stride, d0_u8, d1_u8, d2_u8, d3_u8); |
| d_u8 += 4 * dst8_stride; |
| |
| s0 = s4; |
| s1 = s5; |
| s2 = s6; |
| s3 = s7; |
| s4 = s8; |
| s += 4 * src_stride; |
| d += 4 * dst_stride; |
| height -= 4; |
| #else // !AOM_ARCH_AARCH64 |
| int16x8_t s5 = vld1q_s16(s); |
| |
| uint16x8_t d0 = |
| convolve6_8_2d_v(s0, s1, s2, s3, s4, s5, y_filter, offset_const); |
| |
| uint16x8_t dd0 = vld1q_u16(d); |
| |
| uint8x8_t d0_u8; |
| compute_basic_avg_8x1(dd0, d0, round_offset_vec, &d0_u8); |
| |
| vst1_u8(d_u8, d0_u8); |
| d_u8 += dst8_stride; |
| |
| s0 = s1; |
| s1 = s2; |
| s2 = s3; |
| s3 = s4; |
| s4 = s5; |
| s += src_stride; |
| d += dst_stride; |
| height--; |
| #endif // AOM_ARCH_AARCH64 |
| } 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_6tap_neon( |
| int16_t *src_ptr, const int src_stride, ConvolveParams *conv_params, |
| const int16x8_t y_filter, int h, int w) { |
| const int bd = 8; |
| const int offset_bits = bd + 2 * FILTER_BITS - ROUND0_BITS; |
| const int32x4_t offset_const = vdupq_n_s32(1 << offset_bits); |
| |
| CONV_BUF_TYPE *dst_ptr = conv_params->dst; |
| const int dst_stride = conv_params->dst_stride; |
| |
| if (w == 4) { |
| int16x4_t s0, s1, s2, s3, s4; |
| load_s16_4x5(src_ptr, src_stride, &s0, &s1, &s2, &s3, &s4); |
| src_ptr += 5 * src_stride; |
| |
| do { |
| #if AOM_ARCH_AARCH64 |
| int16x4_t s5, s6, s7, s8; |
| load_s16_4x4(src_ptr, src_stride, &s5, &s6, &s7, &s8); |
| |
| uint16x4_t d0 = |
| convolve6_4_2d_v(s0, s1, s2, s3, s4, s5, y_filter, offset_const); |
| uint16x4_t d1 = |
| convolve6_4_2d_v(s1, s2, s3, s4, s5, s6, y_filter, offset_const); |
| uint16x4_t d2 = |
| convolve6_4_2d_v(s2, s3, s4, s5, s6, s7, y_filter, offset_const); |
| uint16x4_t d3 = |
| convolve6_4_2d_v(s3, s4, s5, s6, s7, s8, y_filter, offset_const); |
| |
| 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 // !AOM_ARCH_AARCH64 |
| int16x4_t s5 = vld1_s16(src_ptr); |
| |
| uint16x4_t d0 = |
| convolve6_4_2d_v(s0, s1, s2, s3, s4, s5, y_filter, offset_const); |
| |
| 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 // AOM_ARCH_AARCH64 |
| } while (h != 0); |
| } else { |
| do { |
| int16_t *s = src_ptr; |
| CONV_BUF_TYPE *d = dst_ptr; |
| int height = h; |
| |
| int16x8_t s0, s1, s2, s3, s4; |
| load_s16_8x5(s, src_stride, &s0, &s1, &s2, &s3, &s4); |
| s += 5 * src_stride; |
| |
| do { |
| #if AOM_ARCH_AARCH64 |
| int16x8_t s5, s6, s7, s8; |
| load_s16_8x4(s, src_stride, &s5, &s6, &s7, &s8); |
| |
| uint16x8_t d0 = |
| convolve6_8_2d_v(s0, s1, s2, s3, s4, s5, y_filter, offset_const); |
| uint16x8_t d1 = |
| convolve6_8_2d_v(s1, s2, s3, s4, s5, s6, y_filter, offset_const); |
| uint16x8_t d2 = |
| convolve6_8_2d_v(s2, s3, s4, s5, s6, s7, y_filter, offset_const); |
| uint16x8_t d3 = |
| convolve6_8_2d_v(s3, s4, s5, s6, s7, s8, y_filter, offset_const); |
| |
| 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 // !AOM_ARCH_AARCH64 |
| int16x8_t s5 = vld1q_s16(s); |
| |
| uint16x8_t d0 = |
| convolve6_8_2d_v(s0, s1, s2, s3, s4, s5, y_filter, offset_const); |
| |
| vst1q_u16(d, d0); |
| |
| s0 = s1; |
| s1 = s2; |
| s2 = s3; |
| s3 = s4; |
| s4 = s5; |
| s += src_stride; |
| d += dst_stride; |
| height--; |
| #endif // AOM_ARCH_AARCH64 |
| } while (height != 0); |
| src_ptr += 8; |
| dst_ptr += 8; |
| w -= 8; |
| } while (w != 0); |
| } |
| } |
| |
| static INLINE uint16x4_t |
| convolve8_4_2d_v(const int16x4_t s0, const int16x4_t s1, const int16x4_t s2, |
| const int16x4_t s3, const int16x4_t s4, const int16x4_t s5, |
| const int16x4_t s6, const int16x4_t s7, |
| const int16x8_t y_filter, const int32x4_t offset_const) { |
| const int16x4_t y_filter_0_3 = vget_low_s16(y_filter); |
| const int16x4_t y_filter_4_7 = vget_high_s16(y_filter); |
| |
| int32x4_t sum = offset_const; |
| sum = vmlal_lane_s16(sum, s0, y_filter_0_3, 0); |
| sum = vmlal_lane_s16(sum, s1, y_filter_0_3, 1); |
| sum = vmlal_lane_s16(sum, s2, y_filter_0_3, 2); |
| sum = vmlal_lane_s16(sum, s3, y_filter_0_3, 3); |
| sum = vmlal_lane_s16(sum, s4, y_filter_4_7, 0); |
| sum = vmlal_lane_s16(sum, s5, y_filter_4_7, 1); |
| sum = vmlal_lane_s16(sum, s6, y_filter_4_7, 2); |
| sum = vmlal_lane_s16(sum, s7, y_filter_4_7, 3); |
| |
| return vqrshrun_n_s32(sum, COMPOUND_ROUND1_BITS); |
| } |
| |
| static INLINE uint16x8_t |
| convolve8_8_2d_v(const int16x8_t s0, const int16x8_t s1, const int16x8_t s2, |
| const int16x8_t s3, const int16x8_t s4, const int16x8_t s5, |
| const int16x8_t s6, const int16x8_t s7, |
| const int16x8_t y_filter, const int32x4_t offset_const) { |
| const int16x4_t y_filter_0_3 = vget_low_s16(y_filter); |
| const int16x4_t y_filter_4_7 = vget_high_s16(y_filter); |
| |
| int32x4_t sum0 = offset_const; |
| sum0 = vmlal_lane_s16(sum0, vget_low_s16(s0), y_filter_0_3, 0); |
| sum0 = vmlal_lane_s16(sum0, vget_low_s16(s1), y_filter_0_3, 1); |
| sum0 = vmlal_lane_s16(sum0, vget_low_s16(s2), y_filter_0_3, 2); |
| sum0 = vmlal_lane_s16(sum0, vget_low_s16(s3), y_filter_0_3, 3); |
| sum0 = vmlal_lane_s16(sum0, vget_low_s16(s4), y_filter_4_7, 0); |
| sum0 = vmlal_lane_s16(sum0, vget_low_s16(s5), y_filter_4_7, 1); |
| sum0 = vmlal_lane_s16(sum0, vget_low_s16(s6), y_filter_4_7, 2); |
| sum0 = vmlal_lane_s16(sum0, vget_low_s16(s7), y_filter_4_7, 3); |
| |
| int32x4_t sum1 = offset_const; |
| sum1 = vmlal_lane_s16(sum1, vget_high_s16(s0), y_filter_0_3, 0); |
| sum1 = vmlal_lane_s16(sum1, vget_high_s16(s1), y_filter_0_3, 1); |
| sum1 = vmlal_lane_s16(sum1, vget_high_s16(s2), y_filter_0_3, 2); |
| sum1 = vmlal_lane_s16(sum1, vget_high_s16(s3), y_filter_0_3, 3); |
| sum1 = vmlal_lane_s16(sum1, vget_high_s16(s4), y_filter_4_7, 0); |
| sum1 = vmlal_lane_s16(sum1, vget_high_s16(s5), y_filter_4_7, 1); |
| sum1 = vmlal_lane_s16(sum1, vget_high_s16(s6), y_filter_4_7, 2); |
| sum1 = vmlal_lane_s16(sum1, vget_high_s16(s7), y_filter_4_7, 3); |
| |
| return vcombine_u16(vqrshrun_n_s32(sum0, COMPOUND_ROUND1_BITS), |
| vqrshrun_n_s32(sum1, COMPOUND_ROUND1_BITS)); |
| } |
| |
| static INLINE void dist_wtd_convolve_2d_vert_8tap_dist_wtd_avg_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) { |
| const int bd = 8; |
| const int offset_bits = bd + 2 * FILTER_BITS - ROUND0_BITS; |
| const int32x4_t offset_const = vdupq_n_s32(1 << offset_bits); |
| const int16_t round_offset = (1 << (offset_bits - COMPOUND_ROUND1_BITS)) + |
| (1 << (offset_bits - COMPOUND_ROUND1_BITS - 1)); |
| const int16x8_t round_offset_vec = vdupq_n_s16(round_offset); |
| |
| const uint16_t fwd_offset = conv_params->fwd_offset; |
| const uint16_t bck_offset = conv_params->bck_offset; |
| |
| CONV_BUF_TYPE *dst_ptr = conv_params->dst; |
| const int dst_stride = conv_params->dst_stride; |
| |
| if (w == 4) { |
| int16x4_t s0, s1, s2, s3, s4, s5, s6; |
| load_s16_4x7(src_ptr, src_stride, &s0, &s1, &s2, &s3, &s4, &s5, &s6); |
| src_ptr += 7 * src_stride; |
| |
| do { |
| #if AOM_ARCH_AARCH64 |
| int16x4_t s7, s8, s9, s10; |
| load_s16_4x4(src_ptr, src_stride, &s7, &s8, &s9, &s10); |
| |
| uint16x4_t d0 = convolve8_4_2d_v(s0, s1, s2, s3, s4, s5, s6, s7, y_filter, |
| offset_const); |
| uint16x4_t d1 = convolve8_4_2d_v(s1, s2, s3, s4, s5, s6, s7, s8, y_filter, |
| offset_const); |
| uint16x4_t d2 = convolve8_4_2d_v(s2, s3, s4, s5, s6, s7, s8, s9, y_filter, |
| offset_const); |
| uint16x4_t d3 = convolve8_4_2d_v(s3, s4, s5, s6, s7, s8, s9, s10, |
| y_filter, offset_const); |
| |
| uint16x4_t dd0, dd1, dd2, dd3; |
| load_u16_4x4(dst_ptr, dst_stride, &dd0, &dd1, &dd2, &dd3); |
| |
| uint8x8_t d01_u8, d23_u8; |
| compute_dist_wtd_avg_4x4(dd0, dd1, dd2, dd3, d0, d1, d2, d3, fwd_offset, |
| bck_offset, round_offset_vec, &d01_u8, &d23_u8); |
| |
| store_u8_4x1(dst8_ptr + 0 * dst8_stride, d01_u8, 0); |
| store_u8_4x1(dst8_ptr + 1 * dst8_stride, d01_u8, 1); |
| store_u8_4x1(dst8_ptr + 2 * dst8_stride, d23_u8, 0); |
| store_u8_4x1(dst8_ptr + 3 * dst8_stride, d23_u8, 1); |
| dst8_ptr += 4 * dst8_stride; |
| |
| 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 // !AOM_ARCH_AARCH64 |
| int16x4_t s7 = vld1_s16(src_ptr); |
| |
| uint16x4_t d0 = convolve8_4_2d_v(s0, s1, s2, s3, s4, s5, s6, s7, y_filter, |
| offset_const); |
| |
| uint16x4_t dd0 = vld1_u16(dst_ptr); |
| |
| uint8x8_t d01_u8; |
| compute_dist_wtd_avg_4x1(dd0, d0, fwd_offset, bck_offset, |
| vget_low_s16(round_offset_vec), &d01_u8); |
| |
| store_u8_4x1(dst8_ptr, d01_u8, 0); |
| dst8_ptr += dst8_stride; |
| |
| s0 = s1; |
| s1 = s2; |
| s2 = s3; |
| s3 = s4; |
| s4 = s5; |
| s5 = s6; |
| s6 = s7; |
| src_ptr += src_stride; |
| dst_ptr += dst_stride; |
| h--; |
| #endif // AOM_ARCH_AARCH64 |
| } while (h != 0); |
| } else { |
| do { |
| int16_t *s = src_ptr; |
| CONV_BUF_TYPE *d = dst_ptr; |
| uint8_t *d_u8 = dst8_ptr; |
| int height = h; |
| |
| int16x8_t s0, s1, s2, s3, s4, s5, s6; |
| load_s16_8x7(s, src_stride, &s0, &s1, &s2, &s3, &s4, &s5, &s6); |
| s += 7 * src_stride; |
| |
| do { |
| #if AOM_ARCH_AARCH64 |
| int16x8_t s7, s8, s9, s10; |
| load_s16_8x4(s, src_stride, &s7, &s8, &s9, &s10); |
| |
| uint16x8_t d0 = convolve8_8_2d_v(s0, s1, s2, s3, s4, s5, s6, s7, |
| y_filter, offset_const); |
| uint16x8_t d1 = convolve8_8_2d_v(s1, s2, s3, s4, s5, s6, s7, s8, |
| y_filter, offset_const); |
| uint16x8_t d2 = convolve8_8_2d_v(s2, s3, s4, s5, s6, s7, s8, s9, |
| y_filter, offset_const); |
| uint16x8_t d3 = convolve8_8_2d_v(s3, s4, s5, s6, s7, s8, s9, s10, |
| y_filter, offset_const); |
| |
| uint16x8_t dd0, dd1, dd2, dd3; |
| load_u16_8x4(d, dst_stride, &dd0, &dd1, &dd2, &dd3); |
| |
| uint8x8_t d0_u8, d1_u8, d2_u8, d3_u8; |
| compute_dist_wtd_avg_8x4(dd0, dd1, dd2, dd3, d0, d1, d2, d3, fwd_offset, |
| bck_offset, round_offset_vec, &d0_u8, &d1_u8, |
| &d2_u8, &d3_u8); |
| |
| store_u8_8x4(d_u8, dst8_stride, d0_u8, d1_u8, d2_u8, d3_u8); |
| d_u8 += 4 * dst8_stride; |
| |
| 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 // !AOM_ARCH_AARCH64 |
| int16x8_t s7 = vld1q_s16(s); |
| |
| uint16x8_t d0 = convolve8_8_2d_v(s0, s1, s2, s3, s4, s5, s6, s7, |
| y_filter, offset_const); |
| |
| uint16x8_t dd0 = vld1q_u16(d); |
| |
| uint8x8_t d0_u8; |
| compute_dist_wtd_avg_8x1(dd0, d0, fwd_offset, bck_offset, |
| round_offset_vec, &d0_u8); |
| |
| vst1_u8(d_u8, d0_u8); |
| d_u8 += dst8_stride; |
| |
| s0 = s1; |
| s1 = s2; |
| s2 = s3; |
| s3 = s4; |
| s4 = s5; |
| s5 = s6; |
| s6 = s7; |
| s += src_stride; |
| d += dst_stride; |
| height--; |
| #endif // AOM_ARCH_AARCH64 |
| } 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_avg_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) { |
| const int bd = 8; |
| const int offset_bits = bd + 2 * FILTER_BITS - ROUND0_BITS; |
| const int32x4_t offset_const = vdupq_n_s32(1 << offset_bits); |
| const int16_t round_offset = (1 << (offset_bits - COMPOUND_ROUND1_BITS)) + |
| (1 << (offset_bits - COMPOUND_ROUND1_BITS - 1)); |
| const int16x8_t round_offset_vec = vdupq_n_s16(round_offset); |
| |
| CONV_BUF_TYPE *dst_ptr = conv_params->dst; |
| const int dst_stride = conv_params->dst_stride; |
| |
| if (w == 4) { |
| int16x4_t s0, s1, s2, s3, s4, s5, s6; |
| load_s16_4x7(src_ptr, src_stride, &s0, &s1, &s2, &s3, &s4, &s5, &s6); |
| src_ptr += 7 * src_stride; |
| |
| do { |
| #if AOM_ARCH_AARCH64 |
| int16x4_t s7, s8, s9, s10; |
| load_s16_4x4(src_ptr, src_stride, &s7, &s8, &s9, &s10); |
| |
| uint16x4_t d0 = convolve8_4_2d_v(s0, s1, s2, s3, s4, s5, s6, s7, y_filter, |
| offset_const); |
| uint16x4_t d1 = convolve8_4_2d_v(s1, s2, s3, s4, s5, s6, s7, s8, y_filter, |
| offset_const); |
| uint16x4_t d2 = convolve8_4_2d_v(s2, s3, s4, s5, s6, s7, s8, s9, y_filter, |
| offset_const); |
| uint16x4_t d3 = convolve8_4_2d_v(s3, s4, s5, s6, s7, s8, s9, s10, |
| y_filter, offset_const); |
| |
| uint16x4_t dd0, dd1, dd2, dd3; |
| load_u16_4x4(dst_ptr, dst_stride, &dd0, &dd1, &dd2, &dd3); |
| |
| uint8x8_t d01_u8, d23_u8; |
| compute_basic_avg_4x4(dd0, dd1, dd2, dd3, d0, d1, d2, d3, |
| round_offset_vec, &d01_u8, &d23_u8); |
| |
| store_u8_4x1(dst8_ptr + 0 * dst8_stride, d01_u8, 0); |
| store_u8_4x1(dst8_ptr + 1 * dst8_stride, d01_u8, 1); |
| store_u8_4x1(dst8_ptr + 2 * dst8_stride, d23_u8, 0); |
| store_u8_4x1(dst8_ptr + 3 * dst8_stride, d23_u8, 1); |
| dst8_ptr += 4 * dst8_stride; |
| |
| 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 // !AOM_ARCH_AARCH64 |
| int16x4_t s7 = vld1_s16(src_ptr); |
| |
| uint16x4_t d0 = convolve8_4_2d_v(s0, s1, s2, s3, s4, s5, s6, s7, y_filter, |
| offset_const); |
| |
| uint16x4_t dd0 = vld1_u16(dst_ptr); |
| |
| uint8x8_t d01_u8; |
| compute_basic_avg_4x1(dd0, d0, vget_low_s16(round_offset_vec), &d01_u8); |
| |
| store_u8_4x1(dst8_ptr, d01_u8, 0); |
| dst8_ptr += dst8_stride; |
| |
| s0 = s1; |
| s1 = s2; |
| s2 = s3; |
| s3 = s4; |
| s4 = s5; |
| s5 = s6; |
| s6 = s7; |
| src_ptr += src_stride; |
| dst_ptr += dst_stride; |
| h--; |
| #endif // AOM_ARCH_AARCH64 |
| } while (h != 0); |
| } else { |
| do { |
| int16_t *s = src_ptr; |
| CONV_BUF_TYPE *d = dst_ptr; |
| uint8_t *d_u8 = dst8_ptr; |
| int height = h; |
| |
| int16x8_t s0, s1, s2, s3, s4, s5, s6; |
| load_s16_8x7(s, src_stride, &s0, &s1, &s2, &s3, &s4, &s5, &s6); |
| s += 7 * src_stride; |
| |
| do { |
| #if AOM_ARCH_AARCH64 |
| int16x8_t s7, s8, s9, s10; |
| load_s16_8x4(s, src_stride, &s7, &s8, &s9, &s10); |
| |
| uint16x8_t d0 = convolve8_8_2d_v(s0, s1, s2, s3, s4, s5, s6, s7, |
| y_filter, offset_const); |
| uint16x8_t d1 = convolve8_8_2d_v(s1, s2, s3, s4, s5, s6, s7, s8, |
| y_filter, offset_const); |
| uint16x8_t d2 = convolve8_8_2d_v(s2, s3, s4, s5, s6, s7, s8, s9, |
| y_filter, offset_const); |
| uint16x8_t d3 = convolve8_8_2d_v(s3, s4, s5, s6, s7, s8, s9, s10, |
| y_filter, offset_const); |
| |
| uint16x8_t dd0, dd1, dd2, dd3; |
| load_u16_8x4(d, dst_stride, &dd0, &dd1, &dd2, &dd3); |
| |
| uint8x8_t d0_u8, d1_u8, d2_u8, d3_u8; |
| compute_basic_avg_8x4(dd0, dd1, dd2, dd3, d0, d1, d2, d3, |
| round_offset_vec, &d0_u8, &d1_u8, &d2_u8, &d3_u8); |
| |
| store_u8_8x4(d_u8, dst8_stride, d0_u8, d1_u8, d2_u8, d3_u8); |
| d_u8 += 4 * dst8_stride; |
| |
| 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 // !AOM_ARCH_AARCH64 |
| int16x8_t s7 = vld1q_s16(s); |
| |
| uint16x8_t d0 = convolve8_8_2d_v(s0, s1, s2, s3, s4, s5, s6, s7, |
| y_filter, offset_const); |
| |
| uint16x8_t dd0 = vld1q_u16(d); |
| |
| uint8x8_t d0_u8; |
| compute_basic_avg_8x1(dd0, d0, round_offset_vec, &d0_u8); |
| |
| vst1_u8(d_u8, d0_u8); |
| d_u8 += dst8_stride; |
| |
| s0 = s1; |
| s1 = s2; |
| s2 = s3; |
| s3 = s4; |
| s4 = s5; |
| s5 = s6; |
| s6 = s7; |
| s += src_stride; |
| d += dst_stride; |
| height--; |
| #endif // AOM_ARCH_AARCH64 |
| } 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, ConvolveParams *conv_params, |
| const int16x8_t y_filter, int h, int w) { |
| const int bd = 8; |
| const int offset_bits = bd + 2 * FILTER_BITS - ROUND0_BITS; |
| const int32x4_t offset_const = vdupq_n_s32(1 << offset_bits); |
| |
| CONV_BUF_TYPE *dst_ptr = conv_params->dst; |
| const int dst_stride = conv_params->dst_stride; |
| |
| if (w == 4) { |
| int16x4_t s0, s1, s2, s3, s4, s5, s6; |
| load_s16_4x7(src_ptr, src_stride, &s0, &s1, &s2, &s3, &s4, &s5, &s6); |
| src_ptr += 7 * src_stride; |
| |
| do { |
| #if AOM_ARCH_AARCH64 |
| int16x4_t s7, s8, s9, s10; |
| load_s16_4x4(src_ptr, src_stride, &s7, &s8, &s9, &s10); |
| |
| uint16x4_t d0 = convolve8_4_2d_v(s0, s1, s2, s3, s4, s5, s6, s7, y_filter, |
| offset_const); |
| uint16x4_t d1 = convolve8_4_2d_v(s1, s2, s3, s4, s5, s6, s7, s8, y_filter, |
| offset_const); |
| uint16x4_t d2 = convolve8_4_2d_v(s2, s3, s4, s5, s6, s7, s8, s9, y_filter, |
| offset_const); |
| uint16x4_t d3 = convolve8_4_2d_v(s3, s4, s5, s6, s7, s8, s9, s10, |
| y_filter, offset_const); |
| |
| 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 // !AOM_ARCH_AARCH64 |
| int16x4_t s7 = vld1_s16(src_ptr); |
| |
| uint16x4_t d0 = convolve8_4_2d_v(s0, s1, s2, s3, s4, s5, s6, s7, y_filter, |
| offset_const); |
| |
| 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 // AOM_ARCH_AARCH64 |
| } while (h != 0); |
| } else { |
| do { |
| int16_t *s = src_ptr; |
| CONV_BUF_TYPE *d = dst_ptr; |
| int height = h; |
| |
| int16x8_t s0, s1, s2, s3, s4, s5, s6; |
| load_s16_8x7(s, src_stride, &s0, &s1, &s2, &s3, &s4, &s5, &s6); |
| s += 7 * src_stride; |
| |
| do { |
| #if AOM_ARCH_AARCH64 |
| int16x8_t s7, s8, s9, s10; |
| load_s16_8x4(s, src_stride, &s7, &s8, &s9, &s10); |
| |
| uint16x8_t d0 = convolve8_8_2d_v(s0, s1, s2, s3, s4, s5, s6, s7, |
| y_filter, offset_const); |
| uint16x8_t d1 = convolve8_8_2d_v(s1, s2, s3, s4, s5, s6, s7, s8, |
| y_filter, offset_const); |
| uint16x8_t d2 = convolve8_8_2d_v(s2, s3, s4, s5, s6, s7, s8, s9, |
| y_filter, offset_const); |
| uint16x8_t d3 = convolve8_8_2d_v(s3, s4, s5, s6, s7, s8, s9, s10, |
| y_filter, offset_const); |
| |
| 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 // !AOM_ARCH_AARCH64 |
| int16x8_t s7 = vld1q_s16(s); |
| |
| uint16x8_t d0 = convolve8_8_2d_v(s0, s1, s2, s3, s4, s5, s6, s7, |
| y_filter, offset_const); |
| |
| 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 // AOM_ARCH_AARCH64 |
| } while (height != 0); |
| src_ptr += 8; |
| dst_ptr += 8; |
| w -= 8; |
| } while (w != 0); |
| } |
| } |
| |
| #endif // AOM_AV1_COMMON_ARM_COMPOUND_CONVOLVE_NEON_H_ |
