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-rw-r--r--third_party/aom/aom_dsp/arm/intrapred_neon.c757
1 files changed, 757 insertions, 0 deletions
diff --git a/third_party/aom/aom_dsp/arm/intrapred_neon.c b/third_party/aom/aom_dsp/arm/intrapred_neon.c
new file mode 100644
index 000000000..2dc5b2e56
--- /dev/null
+++ b/third_party/aom/aom_dsp/arm/intrapred_neon.c
@@ -0,0 +1,757 @@
+/*
+ * 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 <arm_neon.h>
+
+#include "./aom_config.h"
+#include "./aom_dsp_rtcd.h"
+#include "aom/aom_integer.h"
+
+//------------------------------------------------------------------------------
+// DC 4x4
+
+// 'do_above' and 'do_left' facilitate branch removal when inlined.
+static INLINE void dc_4x4(uint8_t *dst, ptrdiff_t stride, const uint8_t *above,
+ const uint8_t *left, int do_above, int do_left) {
+ uint16x8_t sum_top;
+ uint16x8_t sum_left;
+ uint8x8_t dc0;
+
+ if (do_above) {
+ const uint8x8_t A = vld1_u8(above); // top row
+ const uint16x4_t p0 = vpaddl_u8(A); // cascading summation of the top
+ const uint16x4_t p1 = vpadd_u16(p0, p0);
+ sum_top = vcombine_u16(p1, p1);
+ }
+
+ if (do_left) {
+ const uint8x8_t L = vld1_u8(left); // left border
+ const uint16x4_t p0 = vpaddl_u8(L); // cascading summation of the left
+ const uint16x4_t p1 = vpadd_u16(p0, p0);
+ sum_left = vcombine_u16(p1, p1);
+ }
+
+ if (do_above && do_left) {
+ const uint16x8_t sum = vaddq_u16(sum_left, sum_top);
+ dc0 = vrshrn_n_u16(sum, 3);
+ } else if (do_above) {
+ dc0 = vrshrn_n_u16(sum_top, 2);
+ } else if (do_left) {
+ dc0 = vrshrn_n_u16(sum_left, 2);
+ } else {
+ dc0 = vdup_n_u8(0x80);
+ }
+
+ {
+ const uint8x8_t dc = vdup_lane_u8(dc0, 0);
+ int i;
+ for (i = 0; i < 4; ++i) {
+ vst1_lane_u32((uint32_t *)(dst + i * stride), vreinterpret_u32_u8(dc), 0);
+ }
+ }
+}
+
+void aom_dc_predictor_4x4_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above, const uint8_t *left) {
+ dc_4x4(dst, stride, above, left, 1, 1);
+}
+
+void aom_dc_left_predictor_4x4_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above, const uint8_t *left) {
+ (void)above;
+ dc_4x4(dst, stride, NULL, left, 0, 1);
+}
+
+void aom_dc_top_predictor_4x4_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above, const uint8_t *left) {
+ (void)left;
+ dc_4x4(dst, stride, above, NULL, 1, 0);
+}
+
+void aom_dc_128_predictor_4x4_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above, const uint8_t *left) {
+ (void)above;
+ (void)left;
+ dc_4x4(dst, stride, NULL, NULL, 0, 0);
+}
+
+//------------------------------------------------------------------------------
+// DC 8x8
+
+// 'do_above' and 'do_left' facilitate branch removal when inlined.
+static INLINE void dc_8x8(uint8_t *dst, ptrdiff_t stride, const uint8_t *above,
+ const uint8_t *left, int do_above, int do_left) {
+ uint16x8_t sum_top;
+ uint16x8_t sum_left;
+ uint8x8_t dc0;
+
+ if (do_above) {
+ const uint8x8_t A = vld1_u8(above); // top row
+ const uint16x4_t p0 = vpaddl_u8(A); // cascading summation of the top
+ const uint16x4_t p1 = vpadd_u16(p0, p0);
+ const uint16x4_t p2 = vpadd_u16(p1, p1);
+ sum_top = vcombine_u16(p2, p2);
+ }
+
+ if (do_left) {
+ const uint8x8_t L = vld1_u8(left); // left border
+ const uint16x4_t p0 = vpaddl_u8(L); // cascading summation of the left
+ const uint16x4_t p1 = vpadd_u16(p0, p0);
+ const uint16x4_t p2 = vpadd_u16(p1, p1);
+ sum_left = vcombine_u16(p2, p2);
+ }
+
+ if (do_above && do_left) {
+ const uint16x8_t sum = vaddq_u16(sum_left, sum_top);
+ dc0 = vrshrn_n_u16(sum, 4);
+ } else if (do_above) {
+ dc0 = vrshrn_n_u16(sum_top, 3);
+ } else if (do_left) {
+ dc0 = vrshrn_n_u16(sum_left, 3);
+ } else {
+ dc0 = vdup_n_u8(0x80);
+ }
+
+ {
+ const uint8x8_t dc = vdup_lane_u8(dc0, 0);
+ int i;
+ for (i = 0; i < 8; ++i) {
+ vst1_u32((uint32_t *)(dst + i * stride), vreinterpret_u32_u8(dc));
+ }
+ }
+}
+
+void aom_dc_predictor_8x8_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above, const uint8_t *left) {
+ dc_8x8(dst, stride, above, left, 1, 1);
+}
+
+void aom_dc_left_predictor_8x8_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above, const uint8_t *left) {
+ (void)above;
+ dc_8x8(dst, stride, NULL, left, 0, 1);
+}
+
+void aom_dc_top_predictor_8x8_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above, const uint8_t *left) {
+ (void)left;
+ dc_8x8(dst, stride, above, NULL, 1, 0);
+}
+
+void aom_dc_128_predictor_8x8_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above, const uint8_t *left) {
+ (void)above;
+ (void)left;
+ dc_8x8(dst, stride, NULL, NULL, 0, 0);
+}
+
+//------------------------------------------------------------------------------
+// DC 16x16
+
+// 'do_above' and 'do_left' facilitate branch removal when inlined.
+static INLINE void dc_16x16(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above, const uint8_t *left,
+ int do_above, int do_left) {
+ uint16x8_t sum_top;
+ uint16x8_t sum_left;
+ uint8x8_t dc0;
+
+ if (do_above) {
+ const uint8x16_t A = vld1q_u8(above); // top row
+ const uint16x8_t p0 = vpaddlq_u8(A); // cascading summation of the top
+ const uint16x4_t p1 = vadd_u16(vget_low_u16(p0), vget_high_u16(p0));
+ const uint16x4_t p2 = vpadd_u16(p1, p1);
+ const uint16x4_t p3 = vpadd_u16(p2, p2);
+ sum_top = vcombine_u16(p3, p3);
+ }
+
+ if (do_left) {
+ const uint8x16_t L = vld1q_u8(left); // left row
+ const uint16x8_t p0 = vpaddlq_u8(L); // cascading summation of the left
+ const uint16x4_t p1 = vadd_u16(vget_low_u16(p0), vget_high_u16(p0));
+ const uint16x4_t p2 = vpadd_u16(p1, p1);
+ const uint16x4_t p3 = vpadd_u16(p2, p2);
+ sum_left = vcombine_u16(p3, p3);
+ }
+
+ if (do_above && do_left) {
+ const uint16x8_t sum = vaddq_u16(sum_left, sum_top);
+ dc0 = vrshrn_n_u16(sum, 5);
+ } else if (do_above) {
+ dc0 = vrshrn_n_u16(sum_top, 4);
+ } else if (do_left) {
+ dc0 = vrshrn_n_u16(sum_left, 4);
+ } else {
+ dc0 = vdup_n_u8(0x80);
+ }
+
+ {
+ const uint8x16_t dc = vdupq_lane_u8(dc0, 0);
+ int i;
+ for (i = 0; i < 16; ++i) {
+ vst1q_u8(dst + i * stride, dc);
+ }
+ }
+}
+
+void aom_dc_predictor_16x16_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above, const uint8_t *left) {
+ dc_16x16(dst, stride, above, left, 1, 1);
+}
+
+void aom_dc_left_predictor_16x16_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above,
+ const uint8_t *left) {
+ (void)above;
+ dc_16x16(dst, stride, NULL, left, 0, 1);
+}
+
+void aom_dc_top_predictor_16x16_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above,
+ const uint8_t *left) {
+ (void)left;
+ dc_16x16(dst, stride, above, NULL, 1, 0);
+}
+
+void aom_dc_128_predictor_16x16_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above,
+ const uint8_t *left) {
+ (void)above;
+ (void)left;
+ dc_16x16(dst, stride, NULL, NULL, 0, 0);
+}
+
+//------------------------------------------------------------------------------
+// DC 32x32
+
+// 'do_above' and 'do_left' facilitate branch removal when inlined.
+static INLINE void dc_32x32(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above, const uint8_t *left,
+ int do_above, int do_left) {
+ uint16x8_t sum_top;
+ uint16x8_t sum_left;
+ uint8x8_t dc0;
+
+ if (do_above) {
+ const uint8x16_t A0 = vld1q_u8(above); // top row
+ const uint8x16_t A1 = vld1q_u8(above + 16);
+ const uint16x8_t p0 = vpaddlq_u8(A0); // cascading summation of the top
+ const uint16x8_t p1 = vpaddlq_u8(A1);
+ const uint16x8_t p2 = vaddq_u16(p0, p1);
+ const uint16x4_t p3 = vadd_u16(vget_low_u16(p2), vget_high_u16(p2));
+ const uint16x4_t p4 = vpadd_u16(p3, p3);
+ const uint16x4_t p5 = vpadd_u16(p4, p4);
+ sum_top = vcombine_u16(p5, p5);
+ }
+
+ if (do_left) {
+ const uint8x16_t L0 = vld1q_u8(left); // left row
+ const uint8x16_t L1 = vld1q_u8(left + 16);
+ const uint16x8_t p0 = vpaddlq_u8(L0); // cascading summation of the left
+ const uint16x8_t p1 = vpaddlq_u8(L1);
+ const uint16x8_t p2 = vaddq_u16(p0, p1);
+ const uint16x4_t p3 = vadd_u16(vget_low_u16(p2), vget_high_u16(p2));
+ const uint16x4_t p4 = vpadd_u16(p3, p3);
+ const uint16x4_t p5 = vpadd_u16(p4, p4);
+ sum_left = vcombine_u16(p5, p5);
+ }
+
+ if (do_above && do_left) {
+ const uint16x8_t sum = vaddq_u16(sum_left, sum_top);
+ dc0 = vrshrn_n_u16(sum, 6);
+ } else if (do_above) {
+ dc0 = vrshrn_n_u16(sum_top, 5);
+ } else if (do_left) {
+ dc0 = vrshrn_n_u16(sum_left, 5);
+ } else {
+ dc0 = vdup_n_u8(0x80);
+ }
+
+ {
+ const uint8x16_t dc = vdupq_lane_u8(dc0, 0);
+ int i;
+ for (i = 0; i < 32; ++i) {
+ vst1q_u8(dst + i * stride, dc);
+ vst1q_u8(dst + i * stride + 16, dc);
+ }
+ }
+}
+
+void aom_dc_predictor_32x32_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above, const uint8_t *left) {
+ dc_32x32(dst, stride, above, left, 1, 1);
+}
+
+void aom_dc_left_predictor_32x32_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above,
+ const uint8_t *left) {
+ (void)above;
+ dc_32x32(dst, stride, NULL, left, 0, 1);
+}
+
+void aom_dc_top_predictor_32x32_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above,
+ const uint8_t *left) {
+ (void)left;
+ dc_32x32(dst, stride, above, NULL, 1, 0);
+}
+
+void aom_dc_128_predictor_32x32_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above,
+ const uint8_t *left) {
+ (void)above;
+ (void)left;
+ dc_32x32(dst, stride, NULL, NULL, 0, 0);
+}
+
+// -----------------------------------------------------------------------------
+
+void aom_d135_predictor_4x4_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above, const uint8_t *left) {
+ const uint8x8_t XABCD_u8 = vld1_u8(above - 1);
+ const uint64x1_t XABCD = vreinterpret_u64_u8(XABCD_u8);
+ const uint64x1_t ____XABC = vshl_n_u64(XABCD, 32);
+ const uint32x2_t zero = vdup_n_u32(0);
+ const uint32x2_t IJKL = vld1_lane_u32((const uint32_t *)left, zero, 0);
+ const uint8x8_t IJKL_u8 = vreinterpret_u8_u32(IJKL);
+ const uint64x1_t LKJI____ = vreinterpret_u64_u8(vrev32_u8(IJKL_u8));
+ const uint64x1_t LKJIXABC = vorr_u64(LKJI____, ____XABC);
+ const uint8x8_t KJIXABC_ = vreinterpret_u8_u64(vshr_n_u64(LKJIXABC, 8));
+ const uint8x8_t JIXABC__ = vreinterpret_u8_u64(vshr_n_u64(LKJIXABC, 16));
+ const uint8_t D = vget_lane_u8(XABCD_u8, 4);
+ const uint8x8_t JIXABCD_ = vset_lane_u8(D, JIXABC__, 6);
+ const uint8x8_t LKJIXABC_u8 = vreinterpret_u8_u64(LKJIXABC);
+ const uint8x8_t avg1 = vhadd_u8(JIXABCD_, LKJIXABC_u8);
+ const uint8x8_t avg2 = vrhadd_u8(avg1, KJIXABC_);
+ const uint64x1_t avg2_u64 = vreinterpret_u64_u8(avg2);
+ const uint32x2_t r3 = vreinterpret_u32_u8(avg2);
+ const uint32x2_t r2 = vreinterpret_u32_u64(vshr_n_u64(avg2_u64, 8));
+ const uint32x2_t r1 = vreinterpret_u32_u64(vshr_n_u64(avg2_u64, 16));
+ const uint32x2_t r0 = vreinterpret_u32_u64(vshr_n_u64(avg2_u64, 24));
+ vst1_lane_u32((uint32_t *)(dst + 0 * stride), r0, 0);
+ vst1_lane_u32((uint32_t *)(dst + 1 * stride), r1, 0);
+ vst1_lane_u32((uint32_t *)(dst + 2 * stride), r2, 0);
+ vst1_lane_u32((uint32_t *)(dst + 3 * stride), r3, 0);
+}
+
+#if !HAVE_NEON_ASM
+
+void aom_v_predictor_4x4_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above, const uint8_t *left) {
+ int i;
+ uint32x2_t d0u32 = vdup_n_u32(0);
+ (void)left;
+
+ d0u32 = vld1_lane_u32((const uint32_t *)above, d0u32, 0);
+ for (i = 0; i < 4; i++, dst += stride)
+ vst1_lane_u32((uint32_t *)dst, d0u32, 0);
+}
+
+void aom_v_predictor_8x8_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above, const uint8_t *left) {
+ int i;
+ uint8x8_t d0u8 = vdup_n_u8(0);
+ (void)left;
+
+ d0u8 = vld1_u8(above);
+ for (i = 0; i < 8; i++, dst += stride) vst1_u8(dst, d0u8);
+}
+
+void aom_v_predictor_16x16_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above, const uint8_t *left) {
+ int i;
+ uint8x16_t q0u8 = vdupq_n_u8(0);
+ (void)left;
+
+ q0u8 = vld1q_u8(above);
+ for (i = 0; i < 16; i++, dst += stride) vst1q_u8(dst, q0u8);
+}
+
+void aom_v_predictor_32x32_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above, const uint8_t *left) {
+ int i;
+ uint8x16_t q0u8 = vdupq_n_u8(0);
+ uint8x16_t q1u8 = vdupq_n_u8(0);
+ (void)left;
+
+ q0u8 = vld1q_u8(above);
+ q1u8 = vld1q_u8(above + 16);
+ for (i = 0; i < 32; i++, dst += stride) {
+ vst1q_u8(dst, q0u8);
+ vst1q_u8(dst + 16, q1u8);
+ }
+}
+
+void aom_h_predictor_4x4_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above, const uint8_t *left) {
+ uint8x8_t d0u8 = vdup_n_u8(0);
+ uint32x2_t d1u32 = vdup_n_u32(0);
+ (void)above;
+
+ d1u32 = vld1_lane_u32((const uint32_t *)left, d1u32, 0);
+
+ d0u8 = vdup_lane_u8(vreinterpret_u8_u32(d1u32), 0);
+ vst1_lane_u32((uint32_t *)dst, vreinterpret_u32_u8(d0u8), 0);
+ dst += stride;
+ d0u8 = vdup_lane_u8(vreinterpret_u8_u32(d1u32), 1);
+ vst1_lane_u32((uint32_t *)dst, vreinterpret_u32_u8(d0u8), 0);
+ dst += stride;
+ d0u8 = vdup_lane_u8(vreinterpret_u8_u32(d1u32), 2);
+ vst1_lane_u32((uint32_t *)dst, vreinterpret_u32_u8(d0u8), 0);
+ dst += stride;
+ d0u8 = vdup_lane_u8(vreinterpret_u8_u32(d1u32), 3);
+ vst1_lane_u32((uint32_t *)dst, vreinterpret_u32_u8(d0u8), 0);
+}
+
+void aom_h_predictor_8x8_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above, const uint8_t *left) {
+ uint8x8_t d0u8 = vdup_n_u8(0);
+ uint64x1_t d1u64 = vdup_n_u64(0);
+ (void)above;
+
+ d1u64 = vld1_u64((const uint64_t *)left);
+
+ d0u8 = vdup_lane_u8(vreinterpret_u8_u64(d1u64), 0);
+ vst1_u8(dst, d0u8);
+ dst += stride;
+ d0u8 = vdup_lane_u8(vreinterpret_u8_u64(d1u64), 1);
+ vst1_u8(dst, d0u8);
+ dst += stride;
+ d0u8 = vdup_lane_u8(vreinterpret_u8_u64(d1u64), 2);
+ vst1_u8(dst, d0u8);
+ dst += stride;
+ d0u8 = vdup_lane_u8(vreinterpret_u8_u64(d1u64), 3);
+ vst1_u8(dst, d0u8);
+ dst += stride;
+ d0u8 = vdup_lane_u8(vreinterpret_u8_u64(d1u64), 4);
+ vst1_u8(dst, d0u8);
+ dst += stride;
+ d0u8 = vdup_lane_u8(vreinterpret_u8_u64(d1u64), 5);
+ vst1_u8(dst, d0u8);
+ dst += stride;
+ d0u8 = vdup_lane_u8(vreinterpret_u8_u64(d1u64), 6);
+ vst1_u8(dst, d0u8);
+ dst += stride;
+ d0u8 = vdup_lane_u8(vreinterpret_u8_u64(d1u64), 7);
+ vst1_u8(dst, d0u8);
+}
+
+void aom_h_predictor_16x16_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above, const uint8_t *left) {
+ int j;
+ uint8x8_t d2u8 = vdup_n_u8(0);
+ uint8x16_t q0u8 = vdupq_n_u8(0);
+ uint8x16_t q1u8 = vdupq_n_u8(0);
+ (void)above;
+
+ q1u8 = vld1q_u8(left);
+ d2u8 = vget_low_u8(q1u8);
+ for (j = 0; j < 2; j++, d2u8 = vget_high_u8(q1u8)) {
+ q0u8 = vdupq_lane_u8(d2u8, 0);
+ vst1q_u8(dst, q0u8);
+ dst += stride;
+ q0u8 = vdupq_lane_u8(d2u8, 1);
+ vst1q_u8(dst, q0u8);
+ dst += stride;
+ q0u8 = vdupq_lane_u8(d2u8, 2);
+ vst1q_u8(dst, q0u8);
+ dst += stride;
+ q0u8 = vdupq_lane_u8(d2u8, 3);
+ vst1q_u8(dst, q0u8);
+ dst += stride;
+ q0u8 = vdupq_lane_u8(d2u8, 4);
+ vst1q_u8(dst, q0u8);
+ dst += stride;
+ q0u8 = vdupq_lane_u8(d2u8, 5);
+ vst1q_u8(dst, q0u8);
+ dst += stride;
+ q0u8 = vdupq_lane_u8(d2u8, 6);
+ vst1q_u8(dst, q0u8);
+ dst += stride;
+ q0u8 = vdupq_lane_u8(d2u8, 7);
+ vst1q_u8(dst, q0u8);
+ dst += stride;
+ }
+}
+
+void aom_h_predictor_32x32_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above, const uint8_t *left) {
+ int j, k;
+ uint8x8_t d2u8 = vdup_n_u8(0);
+ uint8x16_t q0u8 = vdupq_n_u8(0);
+ uint8x16_t q1u8 = vdupq_n_u8(0);
+ (void)above;
+
+ for (k = 0; k < 2; k++, left += 16) {
+ q1u8 = vld1q_u8(left);
+ d2u8 = vget_low_u8(q1u8);
+ for (j = 0; j < 2; j++, d2u8 = vget_high_u8(q1u8)) {
+ q0u8 = vdupq_lane_u8(d2u8, 0);
+ vst1q_u8(dst, q0u8);
+ vst1q_u8(dst + 16, q0u8);
+ dst += stride;
+ q0u8 = vdupq_lane_u8(d2u8, 1);
+ vst1q_u8(dst, q0u8);
+ vst1q_u8(dst + 16, q0u8);
+ dst += stride;
+ q0u8 = vdupq_lane_u8(d2u8, 2);
+ vst1q_u8(dst, q0u8);
+ vst1q_u8(dst + 16, q0u8);
+ dst += stride;
+ q0u8 = vdupq_lane_u8(d2u8, 3);
+ vst1q_u8(dst, q0u8);
+ vst1q_u8(dst + 16, q0u8);
+ dst += stride;
+ q0u8 = vdupq_lane_u8(d2u8, 4);
+ vst1q_u8(dst, q0u8);
+ vst1q_u8(dst + 16, q0u8);
+ dst += stride;
+ q0u8 = vdupq_lane_u8(d2u8, 5);
+ vst1q_u8(dst, q0u8);
+ vst1q_u8(dst + 16, q0u8);
+ dst += stride;
+ q0u8 = vdupq_lane_u8(d2u8, 6);
+ vst1q_u8(dst, q0u8);
+ vst1q_u8(dst + 16, q0u8);
+ dst += stride;
+ q0u8 = vdupq_lane_u8(d2u8, 7);
+ vst1q_u8(dst, q0u8);
+ vst1q_u8(dst + 16, q0u8);
+ dst += stride;
+ }
+ }
+}
+
+void aom_tm_predictor_4x4_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above, const uint8_t *left) {
+ int i;
+ uint16x8_t q1u16, q3u16;
+ int16x8_t q1s16;
+ uint8x8_t d0u8 = vdup_n_u8(0);
+ uint32x2_t d2u32 = vdup_n_u32(0);
+
+ d0u8 = vld1_dup_u8(above - 1);
+ d2u32 = vld1_lane_u32((const uint32_t *)above, d2u32, 0);
+ q3u16 = vsubl_u8(vreinterpret_u8_u32(d2u32), d0u8);
+ for (i = 0; i < 4; i++, dst += stride) {
+ q1u16 = vdupq_n_u16((uint16_t)left[i]);
+ q1s16 =
+ vaddq_s16(vreinterpretq_s16_u16(q1u16), vreinterpretq_s16_u16(q3u16));
+ d0u8 = vqmovun_s16(q1s16);
+ vst1_lane_u32((uint32_t *)dst, vreinterpret_u32_u8(d0u8), 0);
+ }
+}
+
+void aom_tm_predictor_8x8_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above, const uint8_t *left) {
+ int j;
+ uint16x8_t q0u16, q3u16, q10u16;
+ int16x8_t q0s16;
+ uint16x4_t d20u16;
+ uint8x8_t d0u8, d2u8, d30u8;
+
+ d0u8 = vld1_dup_u8(above - 1);
+ d30u8 = vld1_u8(left);
+ d2u8 = vld1_u8(above);
+ q10u16 = vmovl_u8(d30u8);
+ q3u16 = vsubl_u8(d2u8, d0u8);
+ d20u16 = vget_low_u16(q10u16);
+ for (j = 0; j < 2; j++, d20u16 = vget_high_u16(q10u16)) {
+ q0u16 = vdupq_lane_u16(d20u16, 0);
+ q0s16 =
+ vaddq_s16(vreinterpretq_s16_u16(q3u16), vreinterpretq_s16_u16(q0u16));
+ d0u8 = vqmovun_s16(q0s16);
+ vst1_u64((uint64_t *)dst, vreinterpret_u64_u8(d0u8));
+ dst += stride;
+ q0u16 = vdupq_lane_u16(d20u16, 1);
+ q0s16 =
+ vaddq_s16(vreinterpretq_s16_u16(q3u16), vreinterpretq_s16_u16(q0u16));
+ d0u8 = vqmovun_s16(q0s16);
+ vst1_u64((uint64_t *)dst, vreinterpret_u64_u8(d0u8));
+ dst += stride;
+ q0u16 = vdupq_lane_u16(d20u16, 2);
+ q0s16 =
+ vaddq_s16(vreinterpretq_s16_u16(q3u16), vreinterpretq_s16_u16(q0u16));
+ d0u8 = vqmovun_s16(q0s16);
+ vst1_u64((uint64_t *)dst, vreinterpret_u64_u8(d0u8));
+ dst += stride;
+ q0u16 = vdupq_lane_u16(d20u16, 3);
+ q0s16 =
+ vaddq_s16(vreinterpretq_s16_u16(q3u16), vreinterpretq_s16_u16(q0u16));
+ d0u8 = vqmovun_s16(q0s16);
+ vst1_u64((uint64_t *)dst, vreinterpret_u64_u8(d0u8));
+ dst += stride;
+ }
+}
+
+void aom_tm_predictor_16x16_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above, const uint8_t *left) {
+ int j, k;
+ uint16x8_t q0u16, q2u16, q3u16, q8u16, q10u16;
+ uint8x16_t q0u8, q1u8;
+ int16x8_t q0s16, q1s16, q8s16, q11s16;
+ uint16x4_t d20u16;
+ uint8x8_t d2u8, d3u8, d18u8, d22u8, d23u8;
+
+ q0u8 = vld1q_dup_u8(above - 1);
+ q1u8 = vld1q_u8(above);
+ q2u16 = vsubl_u8(vget_low_u8(q1u8), vget_low_u8(q0u8));
+ q3u16 = vsubl_u8(vget_high_u8(q1u8), vget_high_u8(q0u8));
+ for (k = 0; k < 2; k++, left += 8) {
+ d18u8 = vld1_u8(left);
+ q10u16 = vmovl_u8(d18u8);
+ d20u16 = vget_low_u16(q10u16);
+ for (j = 0; j < 2; j++, d20u16 = vget_high_u16(q10u16)) {
+ q0u16 = vdupq_lane_u16(d20u16, 0);
+ q8u16 = vdupq_lane_u16(d20u16, 1);
+ q1s16 =
+ vaddq_s16(vreinterpretq_s16_u16(q0u16), vreinterpretq_s16_u16(q2u16));
+ q0s16 =
+ vaddq_s16(vreinterpretq_s16_u16(q0u16), vreinterpretq_s16_u16(q3u16));
+ q11s16 =
+ vaddq_s16(vreinterpretq_s16_u16(q8u16), vreinterpretq_s16_u16(q2u16));
+ q8s16 =
+ vaddq_s16(vreinterpretq_s16_u16(q8u16), vreinterpretq_s16_u16(q3u16));
+ d2u8 = vqmovun_s16(q1s16);
+ d3u8 = vqmovun_s16(q0s16);
+ d22u8 = vqmovun_s16(q11s16);
+ d23u8 = vqmovun_s16(q8s16);
+ vst1_u64((uint64_t *)dst, vreinterpret_u64_u8(d2u8));
+ vst1_u64((uint64_t *)(dst + 8), vreinterpret_u64_u8(d3u8));
+ dst += stride;
+ vst1_u64((uint64_t *)dst, vreinterpret_u64_u8(d22u8));
+ vst1_u64((uint64_t *)(dst + 8), vreinterpret_u64_u8(d23u8));
+ dst += stride;
+
+ q0u16 = vdupq_lane_u16(d20u16, 2);
+ q8u16 = vdupq_lane_u16(d20u16, 3);
+ q1s16 =
+ vaddq_s16(vreinterpretq_s16_u16(q0u16), vreinterpretq_s16_u16(q2u16));
+ q0s16 =
+ vaddq_s16(vreinterpretq_s16_u16(q0u16), vreinterpretq_s16_u16(q3u16));
+ q11s16 =
+ vaddq_s16(vreinterpretq_s16_u16(q8u16), vreinterpretq_s16_u16(q2u16));
+ q8s16 =
+ vaddq_s16(vreinterpretq_s16_u16(q8u16), vreinterpretq_s16_u16(q3u16));
+ d2u8 = vqmovun_s16(q1s16);
+ d3u8 = vqmovun_s16(q0s16);
+ d22u8 = vqmovun_s16(q11s16);
+ d23u8 = vqmovun_s16(q8s16);
+ vst1_u64((uint64_t *)dst, vreinterpret_u64_u8(d2u8));
+ vst1_u64((uint64_t *)(dst + 8), vreinterpret_u64_u8(d3u8));
+ dst += stride;
+ vst1_u64((uint64_t *)dst, vreinterpret_u64_u8(d22u8));
+ vst1_u64((uint64_t *)(dst + 8), vreinterpret_u64_u8(d23u8));
+ dst += stride;
+ }
+ }
+}
+
+void aom_tm_predictor_32x32_neon(uint8_t *dst, ptrdiff_t stride,
+ const uint8_t *above, const uint8_t *left) {
+ int j, k;
+ uint16x8_t q0u16, q3u16, q8u16, q9u16, q10u16, q11u16;
+ uint8x16_t q0u8, q1u8, q2u8;
+ int16x8_t q12s16, q13s16, q14s16, q15s16;
+ uint16x4_t d6u16;
+ uint8x8_t d0u8, d1u8, d2u8, d3u8, d26u8;
+
+ q0u8 = vld1q_dup_u8(above - 1);
+ q1u8 = vld1q_u8(above);
+ q2u8 = vld1q_u8(above + 16);
+ q8u16 = vsubl_u8(vget_low_u8(q1u8), vget_low_u8(q0u8));
+ q9u16 = vsubl_u8(vget_high_u8(q1u8), vget_high_u8(q0u8));
+ q10u16 = vsubl_u8(vget_low_u8(q2u8), vget_low_u8(q0u8));
+ q11u16 = vsubl_u8(vget_high_u8(q2u8), vget_high_u8(q0u8));
+ for (k = 0; k < 4; k++, left += 8) {
+ d26u8 = vld1_u8(left);
+ q3u16 = vmovl_u8(d26u8);
+ d6u16 = vget_low_u16(q3u16);
+ for (j = 0; j < 2; j++, d6u16 = vget_high_u16(q3u16)) {
+ q0u16 = vdupq_lane_u16(d6u16, 0);
+ q12s16 =
+ vaddq_s16(vreinterpretq_s16_u16(q0u16), vreinterpretq_s16_u16(q8u16));
+ q13s16 =
+ vaddq_s16(vreinterpretq_s16_u16(q0u16), vreinterpretq_s16_u16(q9u16));
+ q14s16 = vaddq_s16(vreinterpretq_s16_u16(q0u16),
+ vreinterpretq_s16_u16(q10u16));
+ q15s16 = vaddq_s16(vreinterpretq_s16_u16(q0u16),
+ vreinterpretq_s16_u16(q11u16));
+ d0u8 = vqmovun_s16(q12s16);
+ d1u8 = vqmovun_s16(q13s16);
+ d2u8 = vqmovun_s16(q14s16);
+ d3u8 = vqmovun_s16(q15s16);
+ q0u8 = vcombine_u8(d0u8, d1u8);
+ q1u8 = vcombine_u8(d2u8, d3u8);
+ vst1q_u64((uint64_t *)dst, vreinterpretq_u64_u8(q0u8));
+ vst1q_u64((uint64_t *)(dst + 16), vreinterpretq_u64_u8(q1u8));
+ dst += stride;
+
+ q0u16 = vdupq_lane_u16(d6u16, 1);
+ q12s16 =
+ vaddq_s16(vreinterpretq_s16_u16(q0u16), vreinterpretq_s16_u16(q8u16));
+ q13s16 =
+ vaddq_s16(vreinterpretq_s16_u16(q0u16), vreinterpretq_s16_u16(q9u16));
+ q14s16 = vaddq_s16(vreinterpretq_s16_u16(q0u16),
+ vreinterpretq_s16_u16(q10u16));
+ q15s16 = vaddq_s16(vreinterpretq_s16_u16(q0u16),
+ vreinterpretq_s16_u16(q11u16));
+ d0u8 = vqmovun_s16(q12s16);
+ d1u8 = vqmovun_s16(q13s16);
+ d2u8 = vqmovun_s16(q14s16);
+ d3u8 = vqmovun_s16(q15s16);
+ q0u8 = vcombine_u8(d0u8, d1u8);
+ q1u8 = vcombine_u8(d2u8, d3u8);
+ vst1q_u64((uint64_t *)dst, vreinterpretq_u64_u8(q0u8));
+ vst1q_u64((uint64_t *)(dst + 16), vreinterpretq_u64_u8(q1u8));
+ dst += stride;
+
+ q0u16 = vdupq_lane_u16(d6u16, 2);
+ q12s16 =
+ vaddq_s16(vreinterpretq_s16_u16(q0u16), vreinterpretq_s16_u16(q8u16));
+ q13s16 =
+ vaddq_s16(vreinterpretq_s16_u16(q0u16), vreinterpretq_s16_u16(q9u16));
+ q14s16 = vaddq_s16(vreinterpretq_s16_u16(q0u16),
+ vreinterpretq_s16_u16(q10u16));
+ q15s16 = vaddq_s16(vreinterpretq_s16_u16(q0u16),
+ vreinterpretq_s16_u16(q11u16));
+ d0u8 = vqmovun_s16(q12s16);
+ d1u8 = vqmovun_s16(q13s16);
+ d2u8 = vqmovun_s16(q14s16);
+ d3u8 = vqmovun_s16(q15s16);
+ q0u8 = vcombine_u8(d0u8, d1u8);
+ q1u8 = vcombine_u8(d2u8, d3u8);
+ vst1q_u64((uint64_t *)dst, vreinterpretq_u64_u8(q0u8));
+ vst1q_u64((uint64_t *)(dst + 16), vreinterpretq_u64_u8(q1u8));
+ dst += stride;
+
+ q0u16 = vdupq_lane_u16(d6u16, 3);
+ q12s16 =
+ vaddq_s16(vreinterpretq_s16_u16(q0u16), vreinterpretq_s16_u16(q8u16));
+ q13s16 =
+ vaddq_s16(vreinterpretq_s16_u16(q0u16), vreinterpretq_s16_u16(q9u16));
+ q14s16 = vaddq_s16(vreinterpretq_s16_u16(q0u16),
+ vreinterpretq_s16_u16(q10u16));
+ q15s16 = vaddq_s16(vreinterpretq_s16_u16(q0u16),
+ vreinterpretq_s16_u16(q11u16));
+ d0u8 = vqmovun_s16(q12s16);
+ d1u8 = vqmovun_s16(q13s16);
+ d2u8 = vqmovun_s16(q14s16);
+ d3u8 = vqmovun_s16(q15s16);
+ q0u8 = vcombine_u8(d0u8, d1u8);
+ q1u8 = vcombine_u8(d2u8, d3u8);
+ vst1q_u64((uint64_t *)dst, vreinterpretq_u64_u8(q0u8));
+ vst1q_u64((uint64_t *)(dst + 16), vreinterpretq_u64_u8(q1u8));
+ dst += stride;
+ }
+ }
+}
+#endif // !HAVE_NEON_ASM
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-15 01:38:39 +0000