summaryrefslogtreecommitdiffstats
path: root/third_party/aom/aom_dsp/arm/sadxd_neon_dotprod.c
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--third_party/aom/aom_dsp/arm/sadxd_neon_dotprod.c289
1 files changed, 289 insertions, 0 deletions
diff --git a/third_party/aom/aom_dsp/arm/sadxd_neon_dotprod.c b/third_party/aom/aom_dsp/arm/sadxd_neon_dotprod.c
new file mode 100644
index 0000000000..3d11d1cb96
--- /dev/null
+++ b/third_party/aom/aom_dsp/arm/sadxd_neon_dotprod.c
@@ -0,0 +1,289 @@
+/*
+ * 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.
+ */
+
+#include <arm_neon.h>
+
+#include "config/aom_config.h"
+#include "config/aom_dsp_rtcd.h"
+
+#include "aom/aom_integer.h"
+#include "aom_dsp/arm/mem_neon.h"
+#include "aom_dsp/arm/sum_neon.h"
+
+static INLINE void sad16_neon(uint8x16_t src, uint8x16_t ref,
+ uint32x4_t *const sad_sum) {
+ uint8x16_t abs_diff = vabdq_u8(src, ref);
+ *sad_sum = vdotq_u32(*sad_sum, abs_diff, vdupq_n_u8(1));
+}
+
+static INLINE void sadwxhx3d_large_neon_dotprod(const uint8_t *src,
+ int src_stride,
+ const uint8_t *const ref[4],
+ int ref_stride, uint32_t res[4],
+ int w, int h) {
+ uint32x4_t sum_lo[3] = { vdupq_n_u32(0), vdupq_n_u32(0), vdupq_n_u32(0) };
+ uint32x4_t sum_hi[3] = { vdupq_n_u32(0), vdupq_n_u32(0), vdupq_n_u32(0) };
+
+ int ref_offset = 0;
+ int i = h;
+ do {
+ int j = 0;
+ do {
+ const uint8x16_t s0 = vld1q_u8(src + j);
+ sad16_neon(s0, vld1q_u8(ref[0] + ref_offset + j), &sum_lo[0]);
+ sad16_neon(s0, vld1q_u8(ref[1] + ref_offset + j), &sum_lo[1]);
+ sad16_neon(s0, vld1q_u8(ref[2] + ref_offset + j), &sum_lo[2]);
+
+ const uint8x16_t s1 = vld1q_u8(src + j + 16);
+ sad16_neon(s1, vld1q_u8(ref[0] + ref_offset + j + 16), &sum_hi[0]);
+ sad16_neon(s1, vld1q_u8(ref[1] + ref_offset + j + 16), &sum_hi[1]);
+ sad16_neon(s1, vld1q_u8(ref[2] + ref_offset + j + 16), &sum_hi[2]);
+
+ j += 32;
+ } while (j < w);
+
+ src += src_stride;
+ ref_offset += ref_stride;
+ } while (--i != 0);
+
+ res[0] = horizontal_add_u32x4(vaddq_u32(sum_lo[0], sum_hi[0]));
+ res[1] = horizontal_add_u32x4(vaddq_u32(sum_lo[1], sum_hi[1]));
+ res[2] = horizontal_add_u32x4(vaddq_u32(sum_lo[2], sum_hi[2]));
+}
+
+static INLINE void sad128xhx3d_neon_dotprod(const uint8_t *src, int src_stride,
+ const uint8_t *const ref[4],
+ int ref_stride, uint32_t res[4],
+ int h) {
+ sadwxhx3d_large_neon_dotprod(src, src_stride, ref, ref_stride, res, 128, h);
+}
+
+static INLINE void sad64xhx3d_neon_dotprod(const uint8_t *src, int src_stride,
+ const uint8_t *const ref[4],
+ int ref_stride, uint32_t res[4],
+ int h) {
+ sadwxhx3d_large_neon_dotprod(src, src_stride, ref, ref_stride, res, 64, h);
+}
+
+static INLINE void sad32xhx3d_neon_dotprod(const uint8_t *src, int src_stride,
+ const uint8_t *const ref[4],
+ int ref_stride, uint32_t res[4],
+ int h) {
+ sadwxhx3d_large_neon_dotprod(src, src_stride, ref, ref_stride, res, 32, h);
+}
+
+static INLINE void sad16xhx3d_neon_dotprod(const uint8_t *src, int src_stride,
+ const uint8_t *const ref[4],
+ int ref_stride, uint32_t res[4],
+ int h) {
+ uint32x4_t sum[3] = { vdupq_n_u32(0), vdupq_n_u32(0), vdupq_n_u32(0) };
+
+ int ref_offset = 0;
+ int i = h;
+ do {
+ const uint8x16_t s = vld1q_u8(src);
+ sad16_neon(s, vld1q_u8(ref[0] + ref_offset), &sum[0]);
+ sad16_neon(s, vld1q_u8(ref[1] + ref_offset), &sum[1]);
+ sad16_neon(s, vld1q_u8(ref[2] + ref_offset), &sum[2]);
+
+ src += src_stride;
+ ref_offset += ref_stride;
+ } while (--i != 0);
+
+ res[0] = horizontal_add_u32x4(sum[0]);
+ res[1] = horizontal_add_u32x4(sum[1]);
+ res[2] = horizontal_add_u32x4(sum[2]);
+}
+
+#define SAD_WXH_3D_NEON_DOTPROD(w, h) \
+ void aom_sad##w##x##h##x3d_neon_dotprod(const uint8_t *src, int src_stride, \
+ const uint8_t *const ref[4], \
+ int ref_stride, uint32_t res[4]) { \
+ sad##w##xhx3d_neon_dotprod(src, src_stride, ref, ref_stride, res, (h)); \
+ }
+
+SAD_WXH_3D_NEON_DOTPROD(16, 8)
+SAD_WXH_3D_NEON_DOTPROD(16, 16)
+SAD_WXH_3D_NEON_DOTPROD(16, 32)
+
+SAD_WXH_3D_NEON_DOTPROD(32, 16)
+SAD_WXH_3D_NEON_DOTPROD(32, 32)
+SAD_WXH_3D_NEON_DOTPROD(32, 64)
+
+SAD_WXH_3D_NEON_DOTPROD(64, 32)
+SAD_WXH_3D_NEON_DOTPROD(64, 64)
+SAD_WXH_3D_NEON_DOTPROD(64, 128)
+
+SAD_WXH_3D_NEON_DOTPROD(128, 64)
+SAD_WXH_3D_NEON_DOTPROD(128, 128)
+
+#if !CONFIG_REALTIME_ONLY
+SAD_WXH_3D_NEON_DOTPROD(16, 4)
+SAD_WXH_3D_NEON_DOTPROD(16, 64)
+SAD_WXH_3D_NEON_DOTPROD(32, 8)
+SAD_WXH_3D_NEON_DOTPROD(64, 16)
+#endif // !CONFIG_REALTIME_ONLY
+
+#undef SAD_WXH_3D_NEON_DOTPROD
+
+static INLINE void sadwxhx4d_large_neon_dotprod(const uint8_t *src,
+ int src_stride,
+ const uint8_t *const ref[4],
+ int ref_stride, uint32_t res[4],
+ int w, int h) {
+ uint32x4_t sum_lo[4] = { vdupq_n_u32(0), vdupq_n_u32(0), vdupq_n_u32(0),
+ vdupq_n_u32(0) };
+ uint32x4_t sum_hi[4] = { vdupq_n_u32(0), vdupq_n_u32(0), vdupq_n_u32(0),
+ vdupq_n_u32(0) };
+ uint32x4_t sum[4];
+
+ int ref_offset = 0;
+ int i = h;
+ do {
+ int j = 0;
+ do {
+ const uint8x16_t s0 = vld1q_u8(src + j);
+ sad16_neon(s0, vld1q_u8(ref[0] + ref_offset + j), &sum_lo[0]);
+ sad16_neon(s0, vld1q_u8(ref[1] + ref_offset + j), &sum_lo[1]);
+ sad16_neon(s0, vld1q_u8(ref[2] + ref_offset + j), &sum_lo[2]);
+ sad16_neon(s0, vld1q_u8(ref[3] + ref_offset + j), &sum_lo[3]);
+
+ const uint8x16_t s1 = vld1q_u8(src + j + 16);
+ sad16_neon(s1, vld1q_u8(ref[0] + ref_offset + j + 16), &sum_hi[0]);
+ sad16_neon(s1, vld1q_u8(ref[1] + ref_offset + j + 16), &sum_hi[1]);
+ sad16_neon(s1, vld1q_u8(ref[2] + ref_offset + j + 16), &sum_hi[2]);
+ sad16_neon(s1, vld1q_u8(ref[3] + ref_offset + j + 16), &sum_hi[3]);
+
+ j += 32;
+ } while (j < w);
+
+ src += src_stride;
+ ref_offset += ref_stride;
+ } while (--i != 0);
+
+ sum[0] = vaddq_u32(sum_lo[0], sum_hi[0]);
+ sum[1] = vaddq_u32(sum_lo[1], sum_hi[1]);
+ sum[2] = vaddq_u32(sum_lo[2], sum_hi[2]);
+ sum[3] = vaddq_u32(sum_lo[3], sum_hi[3]);
+
+ vst1q_u32(res, horizontal_add_4d_u32x4(sum));
+}
+
+static INLINE void sad128xhx4d_neon_dotprod(const uint8_t *src, int src_stride,
+ const uint8_t *const ref[4],
+ int ref_stride, uint32_t res[4],
+ int h) {
+ sadwxhx4d_large_neon_dotprod(src, src_stride, ref, ref_stride, res, 128, h);
+}
+
+static INLINE void sad64xhx4d_neon_dotprod(const uint8_t *src, int src_stride,
+ const uint8_t *const ref[4],
+ int ref_stride, uint32_t res[4],
+ int h) {
+ sadwxhx4d_large_neon_dotprod(src, src_stride, ref, ref_stride, res, 64, h);
+}
+
+static INLINE void sad32xhx4d_neon_dotprod(const uint8_t *src, int src_stride,
+ const uint8_t *const ref[4],
+ int ref_stride, uint32_t res[4],
+ int h) {
+ sadwxhx4d_large_neon_dotprod(src, src_stride, ref, ref_stride, res, 32, h);
+}
+
+static INLINE void sad16xhx4d_neon_dotprod(const uint8_t *src, int src_stride,
+ const uint8_t *const ref[4],
+ int ref_stride, uint32_t res[4],
+ int h) {
+ uint32x4_t sum[4] = { vdupq_n_u32(0), vdupq_n_u32(0), vdupq_n_u32(0),
+ vdupq_n_u32(0) };
+
+ int ref_offset = 0;
+ int i = h;
+ do {
+ const uint8x16_t s = vld1q_u8(src);
+ sad16_neon(s, vld1q_u8(ref[0] + ref_offset), &sum[0]);
+ sad16_neon(s, vld1q_u8(ref[1] + ref_offset), &sum[1]);
+ sad16_neon(s, vld1q_u8(ref[2] + ref_offset), &sum[2]);
+ sad16_neon(s, vld1q_u8(ref[3] + ref_offset), &sum[3]);
+
+ src += src_stride;
+ ref_offset += ref_stride;
+ } while (--i != 0);
+
+ vst1q_u32(res, horizontal_add_4d_u32x4(sum));
+}
+
+#define SAD_WXH_4D_NEON_DOTPROD(w, h) \
+ void aom_sad##w##x##h##x4d_neon_dotprod(const uint8_t *src, int src_stride, \
+ const uint8_t *const ref[4], \
+ int ref_stride, uint32_t res[4]) { \
+ sad##w##xhx4d_neon_dotprod(src, src_stride, ref, ref_stride, res, (h)); \
+ }
+
+SAD_WXH_4D_NEON_DOTPROD(16, 8)
+SAD_WXH_4D_NEON_DOTPROD(16, 16)
+SAD_WXH_4D_NEON_DOTPROD(16, 32)
+
+SAD_WXH_4D_NEON_DOTPROD(32, 16)
+SAD_WXH_4D_NEON_DOTPROD(32, 32)
+SAD_WXH_4D_NEON_DOTPROD(32, 64)
+
+SAD_WXH_4D_NEON_DOTPROD(64, 32)
+SAD_WXH_4D_NEON_DOTPROD(64, 64)
+SAD_WXH_4D_NEON_DOTPROD(64, 128)
+
+SAD_WXH_4D_NEON_DOTPROD(128, 64)
+SAD_WXH_4D_NEON_DOTPROD(128, 128)
+
+#if !CONFIG_REALTIME_ONLY
+SAD_WXH_4D_NEON_DOTPROD(16, 4)
+SAD_WXH_4D_NEON_DOTPROD(16, 64)
+SAD_WXH_4D_NEON_DOTPROD(32, 8)
+SAD_WXH_4D_NEON_DOTPROD(64, 16)
+#endif // !CONFIG_REALTIME_ONLY
+
+#undef SAD_WXH_4D_NEON_DOTPROD
+
+#define SAD_SKIP_WXH_4D_NEON_DOTPROD(w, h) \
+ void aom_sad_skip_##w##x##h##x4d_neon_dotprod( \
+ const uint8_t *src, int src_stride, const uint8_t *const ref[4], \
+ int ref_stride, uint32_t res[4]) { \
+ sad##w##xhx4d_neon_dotprod(src, 2 * src_stride, ref, 2 * ref_stride, res, \
+ ((h) >> 1)); \
+ res[0] <<= 1; \
+ res[1] <<= 1; \
+ res[2] <<= 1; \
+ res[3] <<= 1; \
+ }
+
+SAD_SKIP_WXH_4D_NEON_DOTPROD(16, 8)
+SAD_SKIP_WXH_4D_NEON_DOTPROD(16, 16)
+SAD_SKIP_WXH_4D_NEON_DOTPROD(16, 32)
+
+SAD_SKIP_WXH_4D_NEON_DOTPROD(32, 16)
+SAD_SKIP_WXH_4D_NEON_DOTPROD(32, 32)
+SAD_SKIP_WXH_4D_NEON_DOTPROD(32, 64)
+
+SAD_SKIP_WXH_4D_NEON_DOTPROD(64, 32)
+SAD_SKIP_WXH_4D_NEON_DOTPROD(64, 64)
+SAD_SKIP_WXH_4D_NEON_DOTPROD(64, 128)
+
+SAD_SKIP_WXH_4D_NEON_DOTPROD(128, 64)
+SAD_SKIP_WXH_4D_NEON_DOTPROD(128, 128)
+
+#if !CONFIG_REALTIME_ONLY
+SAD_SKIP_WXH_4D_NEON_DOTPROD(16, 4)
+SAD_SKIP_WXH_4D_NEON_DOTPROD(16, 64)
+SAD_SKIP_WXH_4D_NEON_DOTPROD(32, 8)
+SAD_SKIP_WXH_4D_NEON_DOTPROD(64, 16)
+#endif // !CONFIG_REALTIME_ONLY
+
+#undef SAD_SKIP_WXH_4D_NEON_DOTPROD
generated by cgit v1.2.3 (git 2.39.1) at 2024-08-27 22:15:03 +0000