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-rw-r--r--media/libaom/src/av1/common/x86/jnt_convolve_avx2.c633
1 files changed, 633 insertions, 0 deletions
diff --git a/media/libaom/src/av1/common/x86/jnt_convolve_avx2.c b/media/libaom/src/av1/common/x86/jnt_convolve_avx2.c
new file mode 100644
index 000000000..9f2e2b457
--- /dev/null
+++ b/media/libaom/src/av1/common/x86/jnt_convolve_avx2.c
@@ -0,0 +1,633 @@
+/*
+ * 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 <immintrin.h>
+
+#include "config/aom_dsp_rtcd.h"
+
+#include "aom_dsp/x86/convolve_avx2.h"
+#include "aom_dsp/x86/convolve_common_intrin.h"
+#include "aom_dsp/x86/convolve_sse4_1.h"
+#include "aom_dsp/aom_dsp_common.h"
+#include "aom_dsp/aom_filter.h"
+#include "av1/common/convolve.h"
+
+static INLINE __m256i unpack_weights_avx2(ConvolveParams *conv_params) {
+ const int w0 = conv_params->fwd_offset;
+ const int w1 = conv_params->bck_offset;
+ const __m256i wt0 = _mm256_set1_epi16(w0);
+ const __m256i wt1 = _mm256_set1_epi16(w1);
+ const __m256i wt = _mm256_unpacklo_epi16(wt0, wt1);
+ return wt;
+}
+
+static INLINE __m256i load_line2_avx2(const void *a, const void *b) {
+ return _mm256_permute2x128_si256(
+ _mm256_castsi128_si256(_mm_loadu_si128((__m128i *)a)),
+ _mm256_castsi128_si256(_mm_loadu_si128((__m128i *)b)), 0x20);
+}
+
+void av1_jnt_convolve_x_avx2(const uint8_t *src, int src_stride, uint8_t *dst0,
+ int dst_stride0, int w, int h,
+ const InterpFilterParams *filter_params_x,
+ const InterpFilterParams *filter_params_y,
+ const int subpel_x_q4, const int subpel_y_q4,
+ ConvolveParams *conv_params) {
+ CONV_BUF_TYPE *dst = conv_params->dst;
+ int dst_stride = conv_params->dst_stride;
+ const int bd = 8;
+ int i, j;
+ const int fo_horiz = filter_params_x->taps / 2 - 1;
+ const uint8_t *const src_ptr = src - fo_horiz;
+ const int bits = FILTER_BITS - conv_params->round_1;
+ const __m256i wt = unpack_weights_avx2(conv_params);
+ const int do_average = conv_params->do_average;
+ const int use_jnt_comp_avg = conv_params->use_jnt_comp_avg;
+ const int offset_0 =
+ bd + 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
+ const int offset = (1 << offset_0) + (1 << (offset_0 - 1));
+ const __m256i offset_const = _mm256_set1_epi16(offset);
+ const int rounding_shift =
+ 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
+ const __m256i rounding_const = _mm256_set1_epi16((1 << rounding_shift) >> 1);
+ __m256i filt[4], coeffs[4];
+
+ assert(bits >= 0);
+ assert(conv_params->round_0 > 0);
+
+ filt[0] = _mm256_load_si256((__m256i const *)filt_global_avx2);
+ filt[1] = _mm256_load_si256((__m256i const *)(filt_global_avx2 + 32));
+ filt[2] = _mm256_load_si256((__m256i const *)(filt_global_avx2 + 32 * 2));
+ filt[3] = _mm256_load_si256((__m256i const *)(filt_global_avx2 + 32 * 3));
+
+ prepare_coeffs_lowbd(filter_params_x, subpel_x_q4, coeffs);
+
+ const __m256i round_const =
+ _mm256_set1_epi16((1 << (conv_params->round_0 - 1)) >> 1);
+ const __m128i round_shift = _mm_cvtsi32_si128(conv_params->round_0 - 1);
+
+ (void)filter_params_y;
+ (void)subpel_y_q4;
+
+ for (i = 0; i < h; i += 2) {
+ const uint8_t *src_data = src_ptr + i * src_stride;
+ CONV_BUF_TYPE *dst_data = dst + i * dst_stride;
+ for (j = 0; j < w; j += 8) {
+ const __m256i data =
+ load_line2_avx2(&src_data[j], &src_data[j + src_stride]);
+
+ __m256i res = convolve_lowbd_x(data, coeffs, filt);
+
+ res = _mm256_sra_epi16(_mm256_add_epi16(res, round_const), round_shift);
+
+ res = _mm256_slli_epi16(res, bits);
+
+ const __m256i res_unsigned = _mm256_add_epi16(res, offset_const);
+
+ // Accumulate values into the destination buffer
+ if (do_average) {
+ const __m256i data_ref_0 =
+ load_line2_avx2(&dst_data[j], &dst_data[j + dst_stride]);
+ const __m256i comp_avg_res =
+ comp_avg(&data_ref_0, &res_unsigned, &wt, use_jnt_comp_avg);
+
+ const __m256i round_result = convolve_rounding(
+ &comp_avg_res, &offset_const, &rounding_const, rounding_shift);
+
+ const __m256i res_8 = _mm256_packus_epi16(round_result, round_result);
+ const __m128i res_0 = _mm256_castsi256_si128(res_8);
+ const __m128i res_1 = _mm256_extracti128_si256(res_8, 1);
+
+ if (w > 4) {
+ _mm_storel_epi64((__m128i *)(&dst0[i * dst_stride0 + j]), res_0);
+ _mm_storel_epi64(
+ (__m128i *)((&dst0[i * dst_stride0 + j + dst_stride0])), res_1);
+ } else {
+ *(uint32_t *)(&dst0[i * dst_stride0 + j]) = _mm_cvtsi128_si32(res_0);
+ *(uint32_t *)(&dst0[i * dst_stride0 + j + dst_stride0]) =
+ _mm_cvtsi128_si32(res_1);
+ }
+ } else {
+ const __m128i res_0 = _mm256_castsi256_si128(res_unsigned);
+ _mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_0);
+
+ const __m128i res_1 = _mm256_extracti128_si256(res_unsigned, 1);
+ _mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]),
+ res_1);
+ }
+ }
+ }
+}
+
+void av1_jnt_convolve_y_avx2(const uint8_t *src, int src_stride, uint8_t *dst0,
+ int dst_stride0, int w, int h,
+ const InterpFilterParams *filter_params_x,
+ const InterpFilterParams *filter_params_y,
+ const int subpel_x_q4, const int subpel_y_q4,
+ ConvolveParams *conv_params) {
+ CONV_BUF_TYPE *dst = conv_params->dst;
+ int dst_stride = conv_params->dst_stride;
+ const int bd = 8;
+ int i, j;
+ const int fo_vert = filter_params_y->taps / 2 - 1;
+ const uint8_t *const src_ptr = src - fo_vert * src_stride;
+ // +1 to compensate for dividing the filter coeffs by 2
+ const int left_shift = FILTER_BITS - conv_params->round_0 + 1;
+ const __m256i round_const =
+ _mm256_set1_epi32((1 << conv_params->round_1) >> 1);
+ const __m128i round_shift = _mm_cvtsi32_si128(conv_params->round_1);
+ const __m256i wt = unpack_weights_avx2(conv_params);
+ const int do_average = conv_params->do_average;
+ const int use_jnt_comp_avg = conv_params->use_jnt_comp_avg;
+ const int offset_0 =
+ bd + 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
+ const int offset = (1 << offset_0) + (1 << (offset_0 - 1));
+ const __m256i offset_const = _mm256_set1_epi16(offset);
+ const int offset_1 = (1 << (bd + FILTER_BITS - 2));
+ const __m256i offset_const_1 = _mm256_set1_epi16(offset_1);
+ const __m256i offset_const_2 = _mm256_set1_epi16((1 << offset_0));
+ const int rounding_shift =
+ 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
+ const __m256i rounding_const = _mm256_set1_epi16((1 << rounding_shift) >> 1);
+ const __m256i zero = _mm256_setzero_si256();
+ __m256i coeffs[4], s[8];
+
+ assert((FILTER_BITS - conv_params->round_0) >= 0);
+
+ prepare_coeffs_lowbd(filter_params_y, subpel_y_q4, coeffs);
+
+ (void)conv_params;
+ (void)filter_params_x;
+ (void)subpel_x_q4;
+
+ for (j = 0; j < w; j += 16) {
+ const uint8_t *data = &src_ptr[j];
+ __m256i src6;
+ // Load lines a and b. Line a to lower 128, line b to upper 128
+ {
+ __m256i src_ab[7];
+ __m256i src_a[7];
+ src_a[0] = _mm256_castsi128_si256(_mm_loadu_si128((__m128i *)data));
+ for (int kk = 0; kk < 6; ++kk) {
+ data += src_stride;
+ src_a[kk + 1] =
+ _mm256_castsi128_si256(_mm_loadu_si128((__m128i *)data));
+ src_ab[kk] = _mm256_permute2x128_si256(src_a[kk], src_a[kk + 1], 0x20);
+ }
+ src6 = src_a[6];
+ s[0] = _mm256_unpacklo_epi8(src_ab[0], src_ab[1]);
+ s[1] = _mm256_unpacklo_epi8(src_ab[2], src_ab[3]);
+ s[2] = _mm256_unpacklo_epi8(src_ab[4], src_ab[5]);
+ s[4] = _mm256_unpackhi_epi8(src_ab[0], src_ab[1]);
+ s[5] = _mm256_unpackhi_epi8(src_ab[2], src_ab[3]);
+ s[6] = _mm256_unpackhi_epi8(src_ab[4], src_ab[5]);
+ }
+
+ for (i = 0; i < h; i += 2) {
+ data = &src_ptr[(i + 7) * src_stride + j];
+ const __m256i src7 =
+ _mm256_castsi128_si256(_mm_loadu_si128((__m128i *)data));
+ const __m256i src_67a = _mm256_permute2x128_si256(src6, src7, 0x20);
+
+ src6 = _mm256_castsi128_si256(
+ _mm_loadu_si128((__m128i *)(data + src_stride)));
+ const __m256i src_78a = _mm256_permute2x128_si256(src7, src6, 0x20);
+
+ s[3] = _mm256_unpacklo_epi8(src_67a, src_78a);
+ s[7] = _mm256_unpackhi_epi8(src_67a, src_78a);
+
+ __m256i res_lo = convolve_lowbd(s, coeffs);
+
+ res_lo = _mm256_add_epi16(res_lo, offset_const_1);
+
+ const __m256i res_lo_0_32b = _mm256_unpacklo_epi16(res_lo, zero);
+ const __m256i res_lo_0_shift =
+ _mm256_slli_epi32(res_lo_0_32b, left_shift);
+ const __m256i res_lo_0_round = _mm256_sra_epi32(
+ _mm256_add_epi32(res_lo_0_shift, round_const), round_shift);
+
+ const __m256i res_lo_1_32b = _mm256_unpackhi_epi16(res_lo, zero);
+ const __m256i res_lo_1_shift =
+ _mm256_slli_epi32(res_lo_1_32b, left_shift);
+ const __m256i res_lo_1_round = _mm256_sra_epi32(
+ _mm256_add_epi32(res_lo_1_shift, round_const), round_shift);
+
+ const __m256i res_lo_round =
+ _mm256_packs_epi32(res_lo_0_round, res_lo_1_round);
+
+ const __m256i res_lo_unsigned =
+ _mm256_add_epi16(res_lo_round, offset_const_2);
+
+ if (w - j < 16) {
+ if (do_average) {
+ const __m256i data_ref_0 = load_line2_avx2(
+ &dst[i * dst_stride + j], &dst[i * dst_stride + j + dst_stride]);
+ const __m256i comp_avg_res =
+ comp_avg(&data_ref_0, &res_lo_unsigned, &wt, use_jnt_comp_avg);
+
+ const __m256i round_result = convolve_rounding(
+ &comp_avg_res, &offset_const, &rounding_const, rounding_shift);
+
+ const __m256i res_8 = _mm256_packus_epi16(round_result, round_result);
+ const __m128i res_0 = _mm256_castsi256_si128(res_8);
+ const __m128i res_1 = _mm256_extracti128_si256(res_8, 1);
+
+ if (w - j > 4) {
+ _mm_storel_epi64((__m128i *)(&dst0[i * dst_stride0 + j]), res_0);
+ _mm_storel_epi64(
+ (__m128i *)((&dst0[i * dst_stride0 + j + dst_stride0])), res_1);
+ } else {
+ *(uint32_t *)(&dst0[i * dst_stride0 + j]) =
+ _mm_cvtsi128_si32(res_0);
+ *(uint32_t *)(&dst0[i * dst_stride0 + j + dst_stride0]) =
+ _mm_cvtsi128_si32(res_1);
+ }
+ } else {
+ const __m128i res_0 = _mm256_castsi256_si128(res_lo_unsigned);
+ _mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_0);
+
+ const __m128i res_1 = _mm256_extracti128_si256(res_lo_unsigned, 1);
+ _mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]),
+ res_1);
+ }
+ } else {
+ __m256i res_hi = convolve_lowbd(s + 4, coeffs);
+
+ res_hi = _mm256_add_epi16(res_hi, offset_const_1);
+
+ const __m256i res_hi_0_32b = _mm256_unpacklo_epi16(res_hi, zero);
+ const __m256i res_hi_0_shift =
+ _mm256_slli_epi32(res_hi_0_32b, left_shift);
+ const __m256i res_hi_0_round = _mm256_sra_epi32(
+ _mm256_add_epi32(res_hi_0_shift, round_const), round_shift);
+
+ const __m256i res_hi_1_32b = _mm256_unpackhi_epi16(res_hi, zero);
+ const __m256i res_hi_1_shift =
+ _mm256_slli_epi32(res_hi_1_32b, left_shift);
+ const __m256i res_hi_1_round = _mm256_sra_epi32(
+ _mm256_add_epi32(res_hi_1_shift, round_const), round_shift);
+
+ const __m256i res_hi_round =
+ _mm256_packs_epi32(res_hi_0_round, res_hi_1_round);
+
+ const __m256i res_hi_unsigned =
+ _mm256_add_epi16(res_hi_round, offset_const_2);
+
+ if (do_average) {
+ const __m256i data_ref_0_lo = load_line2_avx2(
+ &dst[i * dst_stride + j], &dst[i * dst_stride + j + dst_stride]);
+
+ const __m256i data_ref_0_hi =
+ load_line2_avx2(&dst[i * dst_stride + j + 8],
+ &dst[i * dst_stride + j + 8 + dst_stride]);
+
+ const __m256i comp_avg_res_lo =
+ comp_avg(&data_ref_0_lo, &res_lo_unsigned, &wt, use_jnt_comp_avg);
+
+ const __m256i comp_avg_res_hi =
+ comp_avg(&data_ref_0_hi, &res_hi_unsigned, &wt, use_jnt_comp_avg);
+
+ const __m256i round_result_lo = convolve_rounding(
+ &comp_avg_res_lo, &offset_const, &rounding_const, rounding_shift);
+
+ const __m256i round_result_hi = convolve_rounding(
+ &comp_avg_res_hi, &offset_const, &rounding_const, rounding_shift);
+
+ const __m256i res_8 =
+ _mm256_packus_epi16(round_result_lo, round_result_hi);
+ const __m128i res_0 = _mm256_castsi256_si128(res_8);
+ const __m128i res_1 = _mm256_extracti128_si256(res_8, 1);
+
+ _mm_store_si128((__m128i *)(&dst0[i * dst_stride0 + j]), res_0);
+ _mm_store_si128(
+ (__m128i *)((&dst0[i * dst_stride0 + j + dst_stride0])), res_1);
+
+ } else {
+ const __m128i res_lo_0 = _mm256_castsi256_si128(res_lo_unsigned);
+ _mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_lo_0);
+
+ const __m128i res_lo_1 = _mm256_extracti128_si256(res_lo_unsigned, 1);
+ _mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]),
+ res_lo_1);
+
+ const __m128i res_hi_0 = _mm256_castsi256_si128(res_hi_unsigned);
+ _mm_store_si128((__m128i *)(&dst[i * dst_stride + j + 8]), res_hi_0);
+
+ const __m128i res_hi_1 = _mm256_extracti128_si256(res_hi_unsigned, 1);
+ _mm_store_si128(
+ (__m128i *)(&dst[i * dst_stride + j + 8 + dst_stride]), res_hi_1);
+ }
+ }
+ s[0] = s[1];
+ s[1] = s[2];
+ s[2] = s[3];
+
+ s[4] = s[5];
+ s[5] = s[6];
+ s[6] = s[7];
+ }
+ }
+}
+
+void av1_jnt_convolve_2d_avx2(const uint8_t *src, int src_stride, uint8_t *dst0,
+ int dst_stride0, int w, int h,
+ const InterpFilterParams *filter_params_x,
+ const InterpFilterParams *filter_params_y,
+ const int subpel_x_q4, const int subpel_y_q4,
+ ConvolveParams *conv_params) {
+ CONV_BUF_TYPE *dst = conv_params->dst;
+ int dst_stride = conv_params->dst_stride;
+ const int bd = 8;
+
+ DECLARE_ALIGNED(32, int16_t, im_block[(MAX_SB_SIZE + MAX_FILTER_TAP) * 8]);
+ int im_h = h + filter_params_y->taps - 1;
+ int im_stride = 8;
+ int i, j;
+ const int fo_vert = filter_params_y->taps / 2 - 1;
+ const int fo_horiz = filter_params_x->taps / 2 - 1;
+ const uint8_t *const src_ptr = src - fo_vert * src_stride - fo_horiz;
+ const __m256i wt = unpack_weights_avx2(conv_params);
+ const int do_average = conv_params->do_average;
+ const int use_jnt_comp_avg = conv_params->use_jnt_comp_avg;
+ const int offset_0 =
+ bd + 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
+ const int offset = (1 << offset_0) + (1 << (offset_0 - 1));
+ const __m256i offset_const = _mm256_set1_epi16(offset);
+ const int rounding_shift =
+ 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
+ const __m256i rounding_const = _mm256_set1_epi16((1 << rounding_shift) >> 1);
+ __m256i filt[4], s[8], coeffs_x[4], coeffs_y[4];
+
+ assert(conv_params->round_0 > 0);
+
+ filt[0] = _mm256_load_si256((__m256i const *)filt_global_avx2);
+ filt[1] = _mm256_load_si256((__m256i const *)(filt_global_avx2 + 32));
+ filt[2] = _mm256_load_si256((__m256i const *)(filt_global_avx2 + 32 * 2));
+ filt[3] = _mm256_load_si256((__m256i const *)(filt_global_avx2 + 32 * 3));
+
+ prepare_coeffs_lowbd(filter_params_x, subpel_x_q4, coeffs_x);
+ prepare_coeffs(filter_params_y, subpel_y_q4, coeffs_y);
+
+ const __m256i round_const_h = _mm256_set1_epi16(
+ ((1 << (conv_params->round_0 - 1)) >> 1) + (1 << (bd + FILTER_BITS - 2)));
+ const __m128i round_shift_h = _mm_cvtsi32_si128(conv_params->round_0 - 1);
+
+ const __m256i round_const_v = _mm256_set1_epi32(
+ ((1 << conv_params->round_1) >> 1) -
+ (1 << (bd + 2 * FILTER_BITS - conv_params->round_0 - 1)));
+ const __m128i round_shift_v = _mm_cvtsi32_si128(conv_params->round_1);
+
+ for (j = 0; j < w; j += 8) {
+ /* Horizontal filter */
+ {
+ const uint8_t *src_h = src_ptr + j;
+ for (i = 0; i < im_h; i += 2) {
+ __m256i data =
+ _mm256_castsi128_si256(_mm_loadu_si128((__m128i *)src_h));
+ if (i + 1 < im_h)
+ data = _mm256_inserti128_si256(
+ data, _mm_loadu_si128((__m128i *)(src_h + src_stride)), 1);
+ src_h += (src_stride << 1);
+ __m256i res = convolve_lowbd_x(data, coeffs_x, filt);
+
+ res = _mm256_sra_epi16(_mm256_add_epi16(res, round_const_h),
+ round_shift_h);
+
+ _mm256_store_si256((__m256i *)&im_block[i * im_stride], res);
+ }
+ }
+
+ /* Vertical filter */
+ {
+ __m256i s0 = _mm256_loadu_si256((__m256i *)(im_block + 0 * im_stride));
+ __m256i s1 = _mm256_loadu_si256((__m256i *)(im_block + 1 * im_stride));
+ __m256i s2 = _mm256_loadu_si256((__m256i *)(im_block + 2 * im_stride));
+ __m256i s3 = _mm256_loadu_si256((__m256i *)(im_block + 3 * im_stride));
+ __m256i s4 = _mm256_loadu_si256((__m256i *)(im_block + 4 * im_stride));
+ __m256i s5 = _mm256_loadu_si256((__m256i *)(im_block + 5 * im_stride));
+
+ s[0] = _mm256_unpacklo_epi16(s0, s1);
+ s[1] = _mm256_unpacklo_epi16(s2, s3);
+ s[2] = _mm256_unpacklo_epi16(s4, s5);
+
+ s[4] = _mm256_unpackhi_epi16(s0, s1);
+ s[5] = _mm256_unpackhi_epi16(s2, s3);
+ s[6] = _mm256_unpackhi_epi16(s4, s5);
+
+ for (i = 0; i < h; i += 2) {
+ const int16_t *data = &im_block[i * im_stride];
+
+ const __m256i s6 =
+ _mm256_loadu_si256((__m256i *)(data + 6 * im_stride));
+ const __m256i s7 =
+ _mm256_loadu_si256((__m256i *)(data + 7 * im_stride));
+
+ s[3] = _mm256_unpacklo_epi16(s6, s7);
+ s[7] = _mm256_unpackhi_epi16(s6, s7);
+
+ const __m256i res_a = convolve(s, coeffs_y);
+ const __m256i res_a_round = _mm256_sra_epi32(
+ _mm256_add_epi32(res_a, round_const_v), round_shift_v);
+
+ if (w - j > 4) {
+ const __m256i res_b = convolve(s + 4, coeffs_y);
+ const __m256i res_b_round = _mm256_sra_epi32(
+ _mm256_add_epi32(res_b, round_const_v), round_shift_v);
+ const __m256i res_16b = _mm256_packs_epi32(res_a_round, res_b_round);
+ const __m256i res_unsigned = _mm256_add_epi16(res_16b, offset_const);
+
+ if (do_average) {
+ const __m256i data_ref_0 =
+ load_line2_avx2(&dst[i * dst_stride + j],
+ &dst[i * dst_stride + j + dst_stride]);
+ const __m256i comp_avg_res =
+ comp_avg(&data_ref_0, &res_unsigned, &wt, use_jnt_comp_avg);
+
+ const __m256i round_result = convolve_rounding(
+ &comp_avg_res, &offset_const, &rounding_const, rounding_shift);
+
+ const __m256i res_8 =
+ _mm256_packus_epi16(round_result, round_result);
+ const __m128i res_0 = _mm256_castsi256_si128(res_8);
+ const __m128i res_1 = _mm256_extracti128_si256(res_8, 1);
+
+ _mm_storel_epi64((__m128i *)(&dst0[i * dst_stride0 + j]), res_0);
+ _mm_storel_epi64(
+ (__m128i *)((&dst0[i * dst_stride0 + j + dst_stride0])), res_1);
+ } else {
+ const __m128i res_0 = _mm256_castsi256_si128(res_unsigned);
+ _mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_0);
+
+ const __m128i res_1 = _mm256_extracti128_si256(res_unsigned, 1);
+ _mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]),
+ res_1);
+ }
+ } else {
+ const __m256i res_16b = _mm256_packs_epi32(res_a_round, res_a_round);
+ const __m256i res_unsigned = _mm256_add_epi16(res_16b, offset_const);
+
+ if (do_average) {
+ const __m256i data_ref_0 =
+ load_line2_avx2(&dst[i * dst_stride + j],
+ &dst[i * dst_stride + j + dst_stride]);
+
+ const __m256i comp_avg_res =
+ comp_avg(&data_ref_0, &res_unsigned, &wt, use_jnt_comp_avg);
+
+ const __m256i round_result = convolve_rounding(
+ &comp_avg_res, &offset_const, &rounding_const, rounding_shift);
+
+ const __m256i res_8 =
+ _mm256_packus_epi16(round_result, round_result);
+ const __m128i res_0 = _mm256_castsi256_si128(res_8);
+ const __m128i res_1 = _mm256_extracti128_si256(res_8, 1);
+
+ *(uint32_t *)(&dst0[i * dst_stride0 + j]) =
+ _mm_cvtsi128_si32(res_0);
+ *(uint32_t *)(&dst0[i * dst_stride0 + j + dst_stride0]) =
+ _mm_cvtsi128_si32(res_1);
+
+ } else {
+ const __m128i res_0 = _mm256_castsi256_si128(res_unsigned);
+ _mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_0);
+
+ const __m128i res_1 = _mm256_extracti128_si256(res_unsigned, 1);
+ _mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]),
+ res_1);
+ }
+ }
+
+ s[0] = s[1];
+ s[1] = s[2];
+ s[2] = s[3];
+
+ s[4] = s[5];
+ s[5] = s[6];
+ s[6] = s[7];
+ }
+ }
+ }
+}
+
+void av1_jnt_convolve_2d_copy_avx2(const uint8_t *src, int src_stride,
+ uint8_t *dst0, int dst_stride0, int w, int h,
+ const InterpFilterParams *filter_params_x,
+ const InterpFilterParams *filter_params_y,
+ const int subpel_x_q4, const int subpel_y_q4,
+ ConvolveParams *conv_params) {
+ const int bd = 8;
+ CONV_BUF_TYPE *dst = conv_params->dst;
+ int dst_stride = conv_params->dst_stride;
+ (void)filter_params_x;
+ (void)filter_params_y;
+ (void)subpel_x_q4;
+ (void)subpel_y_q4;
+
+ const int bits =
+ FILTER_BITS * 2 - conv_params->round_1 - conv_params->round_0;
+ const __m128i left_shift = _mm_cvtsi32_si128(bits);
+ const int do_average = conv_params->do_average;
+ const int use_jnt_comp_avg = conv_params->use_jnt_comp_avg;
+ const __m256i wt = unpack_weights_avx2(conv_params);
+ const __m256i zero = _mm256_setzero_si256();
+
+ const int offset_0 =
+ bd + 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
+ const int offset = (1 << offset_0) + (1 << (offset_0 - 1));
+ const __m256i offset_const = _mm256_set1_epi16(offset);
+ const int rounding_shift =
+ 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
+ const __m256i rounding_const = _mm256_set1_epi16((1 << rounding_shift) >> 1);
+ int i, j;
+
+ if (!(w % 16)) {
+ for (i = 0; i < h; i += 1) {
+ for (j = 0; j < w; j += 16) {
+ const __m256i src_16bit = _mm256_cvtepu8_epi16(
+ _mm_loadu_si128((__m128i *)(&src[i * src_stride + j])));
+
+ const __m256i res = _mm256_sll_epi16(src_16bit, left_shift);
+ const __m256i res_unsigned = _mm256_add_epi16(res, offset_const);
+
+ if (do_average) {
+ const __m256i data_ref_0 =
+ _mm256_loadu_si256((__m256i *)(&dst[i * dst_stride + j]));
+
+ const __m256i comp_avg_res =
+ comp_avg(&data_ref_0, &res_unsigned, &wt, use_jnt_comp_avg);
+
+ const __m256i round_result = convolve_rounding(
+ &comp_avg_res, &offset_const, &rounding_const, rounding_shift);
+
+ const __m256i res_8 = _mm256_packus_epi16(round_result, round_result);
+ const __m256i res_0 = _mm256_permute4x64_epi64(res_8, 0xD8);
+
+ _mm_store_si128((__m128i *)(&dst0[i * dst_stride0 + j]),
+ _mm256_castsi256_si128(res_0));
+ } else {
+ _mm256_store_si256((__m256i *)(&dst[i * dst_stride + j]),
+ res_unsigned);
+ }
+ }
+ }
+ } else if (!(w % 4)) {
+ for (i = 0; i < h; i += 2) {
+ for (j = 0; j < w; j += 8) {
+ const __m128i src_row_0 =
+ _mm_loadl_epi64((__m128i *)(&src[i * src_stride + j]));
+ const __m128i src_row_1 =
+ _mm_loadl_epi64((__m128i *)(&src[i * src_stride + j + src_stride]));
+ // since not all compilers yet support _mm256_set_m128i()
+ const __m256i src_10 = _mm256_insertf128_si256(
+ _mm256_castsi128_si256(src_row_0), src_row_1, 1);
+
+ const __m256i src_16bit = _mm256_unpacklo_epi8(src_10, zero);
+
+ const __m256i res = _mm256_sll_epi16(src_16bit, left_shift);
+
+ const __m256i res_unsigned = _mm256_add_epi16(res, offset_const);
+
+ // Accumulate values into the destination buffer
+ if (do_average) {
+ const __m256i data_ref_0 = load_line2_avx2(
+ &dst[i * dst_stride + j], &dst[i * dst_stride + j + dst_stride]);
+ const __m256i comp_avg_res =
+ comp_avg(&data_ref_0, &res_unsigned, &wt, use_jnt_comp_avg);
+
+ const __m256i round_result = convolve_rounding(
+ &comp_avg_res, &offset_const, &rounding_const, rounding_shift);
+
+ const __m256i res_8 = _mm256_packus_epi16(round_result, round_result);
+ const __m128i res_0 = _mm256_castsi256_si128(res_8);
+ const __m128i res_1 = _mm256_extracti128_si256(res_8, 1);
+
+ if (w > 4) {
+ _mm_storel_epi64((__m128i *)(&dst0[i * dst_stride0 + j]), res_0);
+ _mm_storel_epi64(
+ (__m128i *)((&dst0[i * dst_stride0 + j + dst_stride0])), res_1);
+ } else {
+ *(uint32_t *)(&dst0[i * dst_stride0 + j]) =
+ _mm_cvtsi128_si32(res_0);
+ *(uint32_t *)(&dst0[i * dst_stride0 + j + dst_stride0]) =
+ _mm_cvtsi128_si32(res_1);
+ }
+ } else {
+ const __m128i res_0 = _mm256_castsi256_si128(res_unsigned);
+ _mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_0);
+
+ const __m128i res_1 = _mm256_extracti128_si256(res_unsigned, 1);
+ _mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]),
+ res_1);
+ }
+ }
+ }
+ }
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-29 22:02:46 +0000