| /* |
| * 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_HIGHBD_CONVOLVE_NEON_H_ |
| #define AOM_AV1_COMMON_ARM_HIGHBD_CONVOLVE_NEON_H_ |
| |
| #include <arm_neon.h> |
| |
| #include "aom_dsp/arm/mem_neon.h" |
| #include "aom_dsp/arm/transpose_neon.h" |
| #include "av1/common/convolve.h" |
| |
| static INLINE int32x4_t highbd_convolve8_4_s32( |
| 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 int16x4_t y_filter_lo = vget_low_s16(y_filter); |
| const int16x4_t y_filter_hi = vget_high_s16(y_filter); |
| |
| int32x4_t sum = vmlal_lane_s16(offset, s0, y_filter_lo, 0); |
| sum = vmlal_lane_s16(sum, s1, y_filter_lo, 1); |
| sum = vmlal_lane_s16(sum, s2, y_filter_lo, 2); |
| sum = vmlal_lane_s16(sum, s3, y_filter_lo, 3); |
| sum = vmlal_lane_s16(sum, s4, y_filter_hi, 0); |
| sum = vmlal_lane_s16(sum, s5, y_filter_hi, 1); |
| sum = vmlal_lane_s16(sum, s6, y_filter_hi, 2); |
| sum = vmlal_lane_s16(sum, s7, y_filter_hi, 3); |
| |
| return sum; |
| } |
| |
| static INLINE uint16x4_t highbd_convolve8_4_sr_s32_s16( |
| 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 shift_s32, const int32x4_t offset) { |
| int32x4_t sum = |
| highbd_convolve8_4_s32(s0, s1, s2, s3, s4, s5, s6, s7, y_filter, offset); |
| |
| sum = vqrshlq_s32(sum, shift_s32); |
| return vqmovun_s32(sum); |
| } |
| |
| // Like above but also perform round shifting and subtract correction term |
| static INLINE uint16x4_t highbd_convolve8_4_srsub_s32_s16( |
| 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 round_shift, const int32x4_t offset, |
| const int32x4_t correction) { |
| int32x4_t sum = |
| highbd_convolve8_4_s32(s0, s1, s2, s3, s4, s5, s6, s7, y_filter, offset); |
| |
| sum = vsubq_s32(vqrshlq_s32(sum, round_shift), correction); |
| return vqmovun_s32(sum); |
| } |
| |
| static INLINE void highbd_convolve8_8_s32( |
| 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, int32x4_t *sum0, int32x4_t *sum1) { |
| const int16x4_t y_filter_lo = vget_low_s16(y_filter); |
| const int16x4_t y_filter_hi = vget_high_s16(y_filter); |
| |
| *sum0 = vmlal_lane_s16(offset, vget_low_s16(s0), y_filter_lo, 0); |
| *sum0 = vmlal_lane_s16(*sum0, vget_low_s16(s1), y_filter_lo, 1); |
| *sum0 = vmlal_lane_s16(*sum0, vget_low_s16(s2), y_filter_lo, 2); |
| *sum0 = vmlal_lane_s16(*sum0, vget_low_s16(s3), y_filter_lo, 3); |
| *sum0 = vmlal_lane_s16(*sum0, vget_low_s16(s4), y_filter_hi, 0); |
| *sum0 = vmlal_lane_s16(*sum0, vget_low_s16(s5), y_filter_hi, 1); |
| *sum0 = vmlal_lane_s16(*sum0, vget_low_s16(s6), y_filter_hi, 2); |
| *sum0 = vmlal_lane_s16(*sum0, vget_low_s16(s7), y_filter_hi, 3); |
| |
| *sum1 = vmlal_lane_s16(offset, vget_high_s16(s0), y_filter_lo, 0); |
| *sum1 = vmlal_lane_s16(*sum1, vget_high_s16(s1), y_filter_lo, 1); |
| *sum1 = vmlal_lane_s16(*sum1, vget_high_s16(s2), y_filter_lo, 2); |
| *sum1 = vmlal_lane_s16(*sum1, vget_high_s16(s3), y_filter_lo, 3); |
| *sum1 = vmlal_lane_s16(*sum1, vget_high_s16(s4), y_filter_hi, 0); |
| *sum1 = vmlal_lane_s16(*sum1, vget_high_s16(s5), y_filter_hi, 1); |
| *sum1 = vmlal_lane_s16(*sum1, vget_high_s16(s6), y_filter_hi, 2); |
| *sum1 = vmlal_lane_s16(*sum1, vget_high_s16(s7), y_filter_hi, 3); |
| } |
| |
| // Like above but also perform round shifting and subtract correction term |
| static INLINE uint16x8_t highbd_convolve8_8_srsub_s32_s16( |
| 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 round_shift, const int32x4_t offset, |
| const int32x4_t correction) { |
| int32x4_t sum0; |
| int32x4_t sum1; |
| highbd_convolve8_8_s32(s0, s1, s2, s3, s4, s5, s6, s7, y_filter, offset, |
| &sum0, &sum1); |
| |
| sum0 = vsubq_s32(vqrshlq_s32(sum0, round_shift), correction); |
| sum1 = vsubq_s32(vqrshlq_s32(sum1, round_shift), correction); |
| |
| return vcombine_u16(vqmovun_s32(sum0), vqmovun_s32(sum1)); |
| } |
| |
| static INLINE int32x4_t highbd_convolve8_2d_scale_horiz4x8_s32( |
| const int16x8_t s0, const int16x8_t s1, const int16x8_t s2, |
| const int16x8_t s3, const int16x4_t *filters_lo, |
| const int16x4_t *filters_hi, const int32x4_t offset) { |
| int16x4_t s_lo[] = { vget_low_s16(s0), vget_low_s16(s1), vget_low_s16(s2), |
| vget_low_s16(s3) }; |
| int16x4_t s_hi[] = { vget_high_s16(s0), vget_high_s16(s1), vget_high_s16(s2), |
| vget_high_s16(s3) }; |
| |
| transpose_array_inplace_u16_4x4((uint16x4_t *)s_lo); |
| transpose_array_inplace_u16_4x4((uint16x4_t *)s_hi); |
| |
| int32x4_t sum = vmlal_s16(offset, s_lo[0], filters_lo[0]); |
| sum = vmlal_s16(sum, s_lo[1], filters_lo[1]); |
| sum = vmlal_s16(sum, s_lo[2], filters_lo[2]); |
| sum = vmlal_s16(sum, s_lo[3], filters_lo[3]); |
| sum = vmlal_s16(sum, s_hi[0], filters_hi[0]); |
| sum = vmlal_s16(sum, s_hi[1], filters_hi[1]); |
| sum = vmlal_s16(sum, s_hi[2], filters_hi[2]); |
| sum = vmlal_s16(sum, s_hi[3], filters_hi[3]); |
| |
| return sum; |
| } |
| |
| static INLINE uint16x4_t highbd_convolve8_2d_scale_horiz4x8_s32_s16( |
| const int16x8_t s0, const int16x8_t s1, const int16x8_t s2, |
| const int16x8_t s3, const int16x4_t *filters_lo, |
| const int16x4_t *filters_hi, const int32x4_t shift_s32, |
| const int32x4_t offset) { |
| int32x4_t sum = highbd_convolve8_2d_scale_horiz4x8_s32( |
| s0, s1, s2, s3, filters_lo, filters_hi, offset); |
| |
| sum = vqrshlq_s32(sum, shift_s32); |
| return vqmovun_s32(sum); |
| } |
| |
| #endif // AOM_AV1_COMMON_ARM_HIGHBD_CONVOLVE_NEON_H_ |