1 files changed, 239 insertions, 0 deletions
diff --git a/third_party/aom/aom_dsp/x86/highbd_intrapred_avx2.c b/third_party/aom/aom_dsp/x86/highbd_intrapred_avx2.c
new file mode 100644
index 000000000..41b55c985
--- /dev/null
+++ b/third_party/aom/aom_dsp/x86/highbd_intrapred_avx2.c
@@ -0,0 +1,239 @@
+/*
+ * Copyright (c) 2017, 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 "./aom_dsp_rtcd.h"
+
+// -----------------------------------------------------------------------------
+// D45E_PRED
+/*
+; ------------------------------------------
+; input: x, y, z, result
+;
+; trick from pascal
+; (x+2y+z+2)>>2 can be calculated as:
+; result = avg(x,z)
+; result -= xor(x,z) & 1
+; result = avg(result,y)
+; ------------------------------------------
+*/
+static INLINE __m256i avg3_epu16(const __m256i *x, const __m256i *y,
+                                 const __m256i *z) {
+  const __m256i one = _mm256_set1_epi16(1);
+  const __m256i a = _mm256_avg_epu16(*x, *z);
+  const __m256i b =
+      _mm256_subs_epu16(a, _mm256_and_si256(_mm256_xor_si256(*x, *z), one));
+  return _mm256_avg_epu16(b, *y);
+}
+
+static INLINE void d45e_w16(const __m256i *a0, const __m256i *a1,
+                            const __m256i *a2, uint16_t **dst,
+                            ptrdiff_t stride) {
+  const __m256i y = avg3_epu16(a0, a1, a2);
+  _mm256_storeu_si256((__m256i *)*dst, y);
+  *dst += stride;
+}
+
+void aom_highbd_d45e_predictor_16x8_avx2(uint16_t *dst, ptrdiff_t stride,
+                                         const uint16_t *above,
+                                         const uint16_t *left, int bd) {
+  (void)left;
+  (void)bd;
+  __m256i x0 = _mm256_loadu_si256((const __m256i *)above);
+  __m256i x1 = _mm256_loadu_si256((const __m256i *)(above + 1));
+  __m256i x2 = _mm256_loadu_si256((const __m256i *)(above + 2));
+
+  d45e_w16(&x0, &x1, &x2, &dst, stride);
+
+  int i = 3;
+  do {
+    x0 = _mm256_loadu_si256((const __m256i *)(above + i++));
+    d45e_w16(&x1, &x2, &x0, &dst, stride);
+
+    x1 = _mm256_loadu_si256((const __m256i *)(above + i++));
+    d45e_w16(&x2, &x0, &x1, &dst, stride);
+
+    x2 = _mm256_loadu_si256((const __m256i *)(above + i++));
+    d45e_w16(&x0, &x1, &x2, &dst, stride);
+  } while (i < 9);
+
+  x0 = _mm256_loadu_si256((const __m256i *)(above + 9));
+  x0 = _mm256_insert_epi16(x0, above[23], 15);
+  const __m256i y = avg3_epu16(&x1, &x2, &x0);
+  _mm256_storeu_si256((__m256i *)dst, y);
+}
+
+void aom_highbd_d45e_predictor_16x16_avx2(uint16_t *dst, ptrdiff_t stride,
+                                          const uint16_t *above,
+                                          const uint16_t *left, int bd) {
+  (void)left;
+  (void)bd;
+  __m256i x0 = _mm256_loadu_si256((const __m256i *)above);
+  __m256i x1 = _mm256_loadu_si256((const __m256i *)(above + 1));
+  __m256i x2 = _mm256_loadu_si256((const __m256i *)(above + 2));
+
+  d45e_w16(&x0, &x1, &x2, &dst, stride);
+
+  int i = 3;
+  do {
+    x0 = _mm256_loadu_si256((const __m256i *)(above + i++));
+    d45e_w16(&x1, &x2, &x0, &dst, stride);
+
+    x1 = _mm256_loadu_si256((const __m256i *)(above + i++));
+    d45e_w16(&x2, &x0, &x1, &dst, stride);
+
+    x2 = _mm256_loadu_si256((const __m256i *)(above + i++));
+    d45e_w16(&x0, &x1, &x2, &dst, stride);
+  } while (i < 15);
+
+  x0 = _mm256_loadu_si256((const __m256i *)(above + 15));
+  d45e_w16(&x1, &x2, &x0, &dst, stride);
+
+  x1 = _mm256_loadu_si256((const __m256i *)(above + 16));
+  d45e_w16(&x2, &x0, &x1, &dst, stride);
+
+  x2 = _mm256_loadu_si256((const __m256i *)(above + 17));
+  x2 = _mm256_insert_epi16(x2, above[31], 15);
+  const __m256i y = avg3_epu16(&x0, &x1, &x2);
+  _mm256_storeu_si256((__m256i *)dst, y);
+}
+
+void aom_highbd_d45e_predictor_16x32_avx2(uint16_t *dst, ptrdiff_t stride,
+                                          const uint16_t *above,
+                                          const uint16_t *left, int bd) {
+  (void)left;
+  (void)bd;
+  __m256i x0 = _mm256_loadu_si256((const __m256i *)above);
+  __m256i x1 = _mm256_loadu_si256((const __m256i *)(above + 1));
+  __m256i x2 = _mm256_loadu_si256((const __m256i *)(above + 2));
+
+  d45e_w16(&x0, &x1, &x2, &dst, stride);
+
+  int i = 3;
+  do {
+    x0 = _mm256_loadu_si256((const __m256i *)(above + i++));
+    d45e_w16(&x1, &x2, &x0, &dst, stride);
+
+    x1 = _mm256_loadu_si256((const __m256i *)(above + i++));
+    d45e_w16(&x2, &x0, &x1, &dst, stride);
+
+    x2 = _mm256_loadu_si256((const __m256i *)(above + i++));
+    d45e_w16(&x0, &x1, &x2, &dst, stride);
+  } while (i < 33);
+
+  x0 = _mm256_loadu_si256((const __m256i *)(above + 33));
+  x0 = _mm256_insert_epi16(x0, above[47], 15);
+  const __m256i y = avg3_epu16(&x1, &x2, &x0);
+  _mm256_storeu_si256((__m256i *)dst, y);
+}
+
+void aom_highbd_d45e_predictor_32x16_avx2(uint16_t *dst, ptrdiff_t stride,
+                                          const uint16_t *above,
+                                          const uint16_t *left, int bd) {
+  (void)left;
+  (void)bd;
+  __m256i x0 = _mm256_loadu_si256((const __m256i *)above);
+  __m256i x1 = _mm256_loadu_si256((const __m256i *)(above + 1));
+  __m256i x2 = _mm256_loadu_si256((const __m256i *)(above + 2));
+  __m256i y0 = _mm256_loadu_si256((const __m256i *)(above + 16));
+  __m256i y1 = _mm256_loadu_si256((const __m256i *)(above + 17));
+  __m256i y2 = _mm256_loadu_si256((const __m256i *)(above + 18));
+
+  uint16_t *dst1 = dst;
+  uint16_t *dst2 = dst + 16;
+
+  d45e_w16(&x0, &x1, &x2, &dst1, stride);
+  d45e_w16(&y0, &y1, &y2, &dst2, stride);
+
+  int i = 3;
+  do {
+    x0 = _mm256_loadu_si256((const __m256i *)(above + i));
+    d45e_w16(&x1, &x2, &x0, &dst1, stride);
+    y0 = _mm256_loadu_si256((const __m256i *)(above + 16 + i++));
+    d45e_w16(&y1, &y2, &y0, &dst2, stride);
+
+    x1 = _mm256_loadu_si256((const __m256i *)(above + i));
+    d45e_w16(&x2, &x0, &x1, &dst1, stride);
+    y1 = _mm256_loadu_si256((const __m256i *)(above + 16 + i++));
+    d45e_w16(&y2, &y0, &y1, &dst2, stride);
+
+    x2 = _mm256_loadu_si256((const __m256i *)(above + i));
+    d45e_w16(&x0, &x1, &x2, &dst1, stride);
+    y2 = _mm256_loadu_si256((const __m256i *)(above + 16 + i++));
+    d45e_w16(&y0, &y1, &y2, &dst2, stride);
+  } while (i < 15);
+
+  x0 = _mm256_loadu_si256((const __m256i *)(above + 15));
+  d45e_w16(&x1, &x2, &x0, &dst1, stride);
+  y0 = _mm256_loadu_si256((const __m256i *)(above + 16 + 15));
+  d45e_w16(&y1, &y2, &y0, &dst2, stride);
+
+  x1 = _mm256_loadu_si256((const __m256i *)(above + 16));
+  d45e_w16(&x2, &x0, &x1, &dst1, stride);
+  y1 = _mm256_loadu_si256((const __m256i *)(above + 16 + 16));
+  d45e_w16(&y2, &y0, &y1, &dst2, stride);
+
+  x2 = _mm256_loadu_si256((const __m256i *)(above + 17));
+  __m256i u = avg3_epu16(&x0, &x1, &x2);
+  _mm256_storeu_si256((__m256i *)dst1, u);
+
+  y2 = _mm256_loadu_si256((const __m256i *)(above + 16 + 17));
+  y2 = _mm256_insert_epi16(y2, above[47], 15);
+  u = avg3_epu16(&y0, &y1, &y2);
+  _mm256_storeu_si256((__m256i *)dst2, u);
+}
+
+void aom_highbd_d45e_predictor_32x32_avx2(uint16_t *dst, ptrdiff_t stride,
+                                          const uint16_t *above,
+                                          const uint16_t *left, int bd) {
+  (void)left;
+  (void)bd;
+  __m256i x0 = _mm256_loadu_si256((const __m256i *)above);
+  __m256i x1 = _mm256_loadu_si256((const __m256i *)(above + 1));
+  __m256i x2 = _mm256_loadu_si256((const __m256i *)(above + 2));
+  __m256i y0 = _mm256_loadu_si256((const __m256i *)(above + 16));
+  __m256i y1 = _mm256_loadu_si256((const __m256i *)(above + 17));
+  __m256i y2 = _mm256_loadu_si256((const __m256i *)(above + 18));
+
+  uint16_t *dst1 = dst;
+  uint16_t *dst2 = dst + 16;
+
+  d45e_w16(&x0, &x1, &x2, &dst1, stride);
+  d45e_w16(&y0, &y1, &y2, &dst2, stride);
+
+  int i = 3;
+  do {
+    x0 = _mm256_loadu_si256((const __m256i *)(above + i));
+    d45e_w16(&x1, &x2, &x0, &dst1, stride);
+    y0 = _mm256_loadu_si256((const __m256i *)(above + 16 + i++));
+    d45e_w16(&y1, &y2, &y0, &dst2, stride);
+
+    x1 = _mm256_loadu_si256((const __m256i *)(above + i));
+    d45e_w16(&x2, &x0, &x1, &dst1, stride);
+    y1 = _mm256_loadu_si256((const __m256i *)(above + 16 + i++));
+    d45e_w16(&y2, &y0, &y1, &dst2, stride);
+
+    x2 = _mm256_loadu_si256((const __m256i *)(above + i));
+    d45e_w16(&x0, &x1, &x2, &dst1, stride);
+    y2 = _mm256_loadu_si256((const __m256i *)(above + 16 + i++));
+    d45e_w16(&y0, &y1, &y2, &dst2, stride);
+  } while (i < 33);
+
+  x0 = _mm256_loadu_si256((const __m256i *)(above + 33));
+  __m256i u = avg3_epu16(&x1, &x2, &x0);
+  _mm256_storeu_si256((__m256i *)dst1, u);
+
+  y0 = _mm256_loadu_si256((const __m256i *)(above + 16 + 33));
+  y0 = _mm256_insert_epi16(y0, above[63], 15);
+  u = avg3_epu16(&y1, &y2, &y0);
+  _mm256_storeu_si256((__m256i *)dst2, u);
+}