1 files changed, 217 insertions, 0 deletions
diff --git a/third_party/aom/av1/common/x86/highbd_convolve_2d_ssse3.c b/third_party/aom/av1/common/x86/highbd_convolve_2d_ssse3.c
new file mode 100644
index 0000000000..1d029db39a
--- /dev/null
+++ b/third_party/aom/av1/common/x86/highbd_convolve_2d_ssse3.c
@@ -0,0 +1,217 @@
+/*
+ * Copyright (c) 2016, 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 <tmmintrin.h>
+#include <assert.h>
+
+#include "config/aom_dsp_rtcd.h"
+
+#include "aom_dsp/aom_dsp_common.h"
+#include "aom_dsp/aom_filter.h"
+#include "aom_dsp/x86/convolve_sse2.h"
+#include "av1/common/convolve.h"
+
+void av1_highbd_convolve_2d_sr_ssse3(
+    const uint16_t *src, int src_stride, uint16_t *dst, int dst_stride, 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, int bd) {
+  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 uint16_t *const src_ptr = src - fo_vert * src_stride - fo_horiz;
+
+  // Check that, even with 12-bit input, the intermediate values will fit
+  // into an unsigned 16-bit intermediate array.
+  assert(bd + FILTER_BITS + 2 - conv_params->round_0 <= 16);
+  __m128i coeffs_x[4], coeffs_y[4], s[16];
+
+  const __m128i round_const_x = _mm_set1_epi32(
+      ((1 << conv_params->round_0) >> 1) + (1 << (bd + FILTER_BITS - 1)));
+  const __m128i round_shift_x = _mm_cvtsi32_si128(conv_params->round_0);
+
+  const __m128i round_const_y =
+      _mm_set1_epi32(((1 << conv_params->round_1) >> 1) -
+                     (1 << (bd + 2 * FILTER_BITS - conv_params->round_0 - 1)));
+  const __m128i round_shift_y = _mm_cvtsi32_si128(conv_params->round_1);
+
+  const int bits =
+      FILTER_BITS * 2 - conv_params->round_0 - conv_params->round_1;
+  const __m128i round_shift_bits = _mm_cvtsi32_si128(bits);
+  const __m128i round_const_bits = _mm_set1_epi32((1 << bits) >> 1);
+  const __m128i clip_pixel =
+      _mm_set1_epi16(bd == 10 ? 1023 : (bd == 12 ? 4095 : 255));
+  const __m128i zero = _mm_setzero_si128();
+
+  prepare_coeffs(filter_params_x, subpel_x_q4, coeffs_x);
+  prepare_coeffs(filter_params_y, subpel_y_q4, coeffs_y);
+
+  for (j = 0; j < w; j += 8) {
+    /* Horizontal filter */
+    {
+      for (i = 0; i < im_h; i += 1) {
+        const __m128i row00 =
+            _mm_loadu_si128((__m128i *)&src_ptr[i * src_stride + j]);
+        const __m128i row01 =
+            _mm_loadu_si128((__m128i *)&src_ptr[i * src_stride + (j + 8)]);
+
+        // even pixels
+        s[0] = _mm_alignr_epi8(row01, row00, 0);
+        s[1] = _mm_alignr_epi8(row01, row00, 4);
+        s[2] = _mm_alignr_epi8(row01, row00, 8);
+        s[3] = _mm_alignr_epi8(row01, row00, 12);
+
+        __m128i res_even = convolve(s, coeffs_x);
+        res_even = _mm_sra_epi32(_mm_add_epi32(res_even, round_const_x),
+                                 round_shift_x);
+
+        // odd pixels
+        s[0] = _mm_alignr_epi8(row01, row00, 2);
+        s[1] = _mm_alignr_epi8(row01, row00, 6);
+        s[2] = _mm_alignr_epi8(row01, row00, 10);
+        s[3] = _mm_alignr_epi8(row01, row00, 14);
+
+        __m128i res_odd = convolve(s, coeffs_x);
+        res_odd =
+            _mm_sra_epi32(_mm_add_epi32(res_odd, round_const_x), round_shift_x);
+
+        __m128i res_even1 = _mm_packs_epi32(res_even, res_even);
+        __m128i res_odd1 = _mm_packs_epi32(res_odd, res_odd);
+        __m128i res = _mm_unpacklo_epi16(res_even1, res_odd1);
+
+        _mm_store_si128((__m128i *)&im_block[i * im_stride], res);
+      }
+    }
+    /* Vertical filter */
+    {
+      __m128i s0 = _mm_loadu_si128((__m128i *)(im_block + 0 * im_stride));
+      __m128i s1 = _mm_loadu_si128((__m128i *)(im_block + 1 * im_stride));
+      __m128i s2 = _mm_loadu_si128((__m128i *)(im_block + 2 * im_stride));
+      __m128i s3 = _mm_loadu_si128((__m128i *)(im_block + 3 * im_stride));
+      __m128i s4 = _mm_loadu_si128((__m128i *)(im_block + 4 * im_stride));
+      __m128i s5 = _mm_loadu_si128((__m128i *)(im_block + 5 * im_stride));
+      __m128i s6 = _mm_loadu_si128((__m128i *)(im_block + 6 * im_stride));
+
+      s[0] = _mm_unpacklo_epi16(s0, s1);
+      s[1] = _mm_unpacklo_epi16(s2, s3);
+      s[2] = _mm_unpacklo_epi16(s4, s5);
+
+      s[4] = _mm_unpackhi_epi16(s0, s1);
+      s[5] = _mm_unpackhi_epi16(s2, s3);
+      s[6] = _mm_unpackhi_epi16(s4, s5);
+
+      s[0 + 8] = _mm_unpacklo_epi16(s1, s2);
+      s[1 + 8] = _mm_unpacklo_epi16(s3, s4);
+      s[2 + 8] = _mm_unpacklo_epi16(s5, s6);
+
+      s[4 + 8] = _mm_unpackhi_epi16(s1, s2);
+      s[5 + 8] = _mm_unpackhi_epi16(s3, s4);
+      s[6 + 8] = _mm_unpackhi_epi16(s5, s6);
+
+      for (i = 0; i < h; i += 2) {
+        const int16_t *data = &im_block[i * im_stride];
+
+        __m128i s7 = _mm_loadu_si128((__m128i *)(data + 7 * im_stride));
+        __m128i s8 = _mm_loadu_si128((__m128i *)(data + 8 * im_stride));
+
+        s[3] = _mm_unpacklo_epi16(s6, s7);
+        s[7] = _mm_unpackhi_epi16(s6, s7);
+
+        s[3 + 8] = _mm_unpacklo_epi16(s7, s8);
+        s[7 + 8] = _mm_unpackhi_epi16(s7, s8);
+
+        const __m128i res_a0 = convolve(s, coeffs_y);
+        __m128i res_a_round0 =
+            _mm_sra_epi32(_mm_add_epi32(res_a0, round_const_y), round_shift_y);
+        res_a_round0 = _mm_sra_epi32(
+            _mm_add_epi32(res_a_round0, round_const_bits), round_shift_bits);
+
+        const __m128i res_a1 = convolve(s + 8, coeffs_y);
+        __m128i res_a_round1 =
+            _mm_sra_epi32(_mm_add_epi32(res_a1, round_const_y), round_shift_y);
+        res_a_round1 = _mm_sra_epi32(
+            _mm_add_epi32(res_a_round1, round_const_bits), round_shift_bits);
+
+        if (w - j > 4) {
+          const __m128i res_b0 = convolve(s + 4, coeffs_y);
+          __m128i res_b_round0 = _mm_sra_epi32(
+              _mm_add_epi32(res_b0, round_const_y), round_shift_y);
+          res_b_round0 = _mm_sra_epi32(
+              _mm_add_epi32(res_b_round0, round_const_bits), round_shift_bits);
+
+          const __m128i res_b1 = convolve(s + 4 + 8, coeffs_y);
+          __m128i res_b_round1 = _mm_sra_epi32(
+              _mm_add_epi32(res_b1, round_const_y), round_shift_y);
+          res_b_round1 = _mm_sra_epi32(
+              _mm_add_epi32(res_b_round1, round_const_bits), round_shift_bits);
+
+          __m128i res_16bit0 = _mm_packs_epi32(res_a_round0, res_b_round0);
+          res_16bit0 = _mm_min_epi16(res_16bit0, clip_pixel);
+          res_16bit0 = _mm_max_epi16(res_16bit0, zero);
+
+          __m128i res_16bit1 = _mm_packs_epi32(res_a_round1, res_b_round1);
+          res_16bit1 = _mm_min_epi16(res_16bit1, clip_pixel);
+          res_16bit1 = _mm_max_epi16(res_16bit1, zero);
+
+          _mm_storeu_si128((__m128i *)&dst[i * dst_stride + j], res_16bit0);
+          _mm_storeu_si128((__m128i *)&dst[i * dst_stride + j + dst_stride],
+                           res_16bit1);
+        } else if (w == 4) {
+          res_a_round0 = _mm_packs_epi32(res_a_round0, res_a_round0);
+          res_a_round0 = _mm_min_epi16(res_a_round0, clip_pixel);
+          res_a_round0 = _mm_max_epi16(res_a_round0, zero);
+
+          res_a_round1 = _mm_packs_epi32(res_a_round1, res_a_round1);
+          res_a_round1 = _mm_min_epi16(res_a_round1, clip_pixel);
+          res_a_round1 = _mm_max_epi16(res_a_round1, zero);
+
+          _mm_storel_epi64((__m128i *)&dst[i * dst_stride + j], res_a_round0);
+          _mm_storel_epi64((__m128i *)&dst[i * dst_stride + j + dst_stride],
+                           res_a_round1);
+        } else {
+          res_a_round0 = _mm_packs_epi32(res_a_round0, res_a_round0);
+          res_a_round0 = _mm_min_epi16(res_a_round0, clip_pixel);
+          res_a_round0 = _mm_max_epi16(res_a_round0, zero);
+
+          res_a_round1 = _mm_packs_epi32(res_a_round1, res_a_round1);
+          res_a_round1 = _mm_min_epi16(res_a_round1, clip_pixel);
+          res_a_round1 = _mm_max_epi16(res_a_round1, zero);
+
+          *((uint32_t *)(&dst[i * dst_stride + j])) =
+              _mm_cvtsi128_si32(res_a_round0);
+
+          *((uint32_t *)(&dst[i * dst_stride + j + dst_stride])) =
+              _mm_cvtsi128_si32(res_a_round1);
+        }
+        s[0] = s[1];
+        s[1] = s[2];
+        s[2] = s[3];
+
+        s[4] = s[5];
+        s[5] = s[6];
+        s[6] = s[7];
+
+        s[0 + 8] = s[1 + 8];
+        s[1 + 8] = s[2 + 8];
+        s[2 + 8] = s[3 + 8];
+
+        s[4 + 8] = s[5 + 8];
+        s[5 + 8] = s[6 + 8];
+        s[6 + 8] = s[7 + 8];
+
+        s6 = s8;
+      }
+    }
+  }
+}