diff options
Diffstat (limited to 'third_party/aom/aom_dsp/x86/sse_sse4.c')
-rw-r--r-- | third_party/aom/aom_dsp/x86/sse_sse4.c | 241 |
1 files changed, 241 insertions, 0 deletions
diff --git a/third_party/aom/aom_dsp/x86/sse_sse4.c b/third_party/aom/aom_dsp/x86/sse_sse4.c new file mode 100644 index 000000000..8b5af8469 --- /dev/null +++ b/third_party/aom/aom_dsp/x86/sse_sse4.c @@ -0,0 +1,241 @@ +/* + * 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 <assert.h> +#include <smmintrin.h> + +#include "config/aom_config.h" + +#include "aom_ports/mem.h" +#include "aom/aom_integer.h" +#include "aom_dsp/x86/synonyms.h" + +static INLINE int64_t summary_all_sse4(const __m128i *sum_all) { + int64_t sum; + const __m128i sum0 = _mm_cvtepu32_epi64(*sum_all); + const __m128i sum1 = _mm_cvtepu32_epi64(_mm_srli_si128(*sum_all, 8)); + const __m128i sum_2x64 = _mm_add_epi64(sum0, sum1); + const __m128i sum_1x64 = _mm_add_epi64(sum_2x64, _mm_srli_si128(sum_2x64, 8)); + xx_storel_64(&sum, sum_1x64); + return sum; +} + +static INLINE void sse_w16_sse4_1(__m128i *sum, const uint8_t *a, + const uint8_t *b) { + const __m128i v_a0 = xx_loadu_128(a); + const __m128i v_b0 = xx_loadu_128(b); + const __m128i v_a00_w = _mm_cvtepu8_epi16(v_a0); + const __m128i v_a01_w = _mm_cvtepu8_epi16(_mm_srli_si128(v_a0, 8)); + const __m128i v_b00_w = _mm_cvtepu8_epi16(v_b0); + const __m128i v_b01_w = _mm_cvtepu8_epi16(_mm_srli_si128(v_b0, 8)); + const __m128i v_d00_w = _mm_sub_epi16(v_a00_w, v_b00_w); + const __m128i v_d01_w = _mm_sub_epi16(v_a01_w, v_b01_w); + *sum = _mm_add_epi32(*sum, _mm_madd_epi16(v_d00_w, v_d00_w)); + *sum = _mm_add_epi32(*sum, _mm_madd_epi16(v_d01_w, v_d01_w)); +} + +int64_t aom_sse_sse4_1(const uint8_t *a, int a_stride, const uint8_t *b, + int b_stride, int width, int height) { + int y = 0; + int64_t sse = 0; + __m128i sum = _mm_setzero_si128(); + switch (width) { + case 4: + do { + const __m128i v_a0 = xx_loadl_32(a); + const __m128i v_a1 = xx_loadl_32(a + a_stride); + const __m128i v_b0 = xx_loadl_32(b); + const __m128i v_b1 = xx_loadl_32(b + b_stride); + const __m128i v_a_w = _mm_cvtepu8_epi16(_mm_unpacklo_epi32(v_a0, v_a1)); + const __m128i v_b_w = _mm_cvtepu8_epi16(_mm_unpacklo_epi32(v_b0, v_b1)); + const __m128i v_d_w = _mm_sub_epi16(v_a_w, v_b_w); + sum = _mm_add_epi32(sum, _mm_madd_epi16(v_d_w, v_d_w)); + a += a_stride << 1; + b += b_stride << 1; + y += 2; + } while (y < height); + sse = summary_all_sse4(&sum); + break; + case 8: + do { + const __m128i v_a0 = xx_loadl_64(a); + const __m128i v_b0 = xx_loadl_64(b); + const __m128i v_a_w = _mm_cvtepu8_epi16(v_a0); + const __m128i v_b_w = _mm_cvtepu8_epi16(v_b0); + const __m128i v_d_w = _mm_sub_epi16(v_a_w, v_b_w); + sum = _mm_add_epi32(sum, _mm_madd_epi16(v_d_w, v_d_w)); + a += a_stride; + b += b_stride; + y += 1; + } while (y < height); + sse = summary_all_sse4(&sum); + break; + case 16: + do { + sse_w16_sse4_1(&sum, a, b); + a += a_stride; + b += b_stride; + y += 1; + } while (y < height); + sse = summary_all_sse4(&sum); + break; + case 32: + do { + sse_w16_sse4_1(&sum, a, b); + sse_w16_sse4_1(&sum, a + 16, b + 16); + a += a_stride; + b += b_stride; + y += 1; + } while (y < height); + sse = summary_all_sse4(&sum); + break; + case 64: + do { + sse_w16_sse4_1(&sum, a, b); + sse_w16_sse4_1(&sum, a + 16 * 1, b + 16 * 1); + sse_w16_sse4_1(&sum, a + 16 * 2, b + 16 * 2); + sse_w16_sse4_1(&sum, a + 16 * 3, b + 16 * 3); + a += a_stride; + b += b_stride; + y += 1; + } while (y < height); + sse = summary_all_sse4(&sum); + break; + case 128: + do { + sse_w16_sse4_1(&sum, a, b); + sse_w16_sse4_1(&sum, a + 16 * 1, b + 16 * 1); + sse_w16_sse4_1(&sum, a + 16 * 2, b + 16 * 2); + sse_w16_sse4_1(&sum, a + 16 * 3, b + 16 * 3); + sse_w16_sse4_1(&sum, a + 16 * 4, b + 16 * 4); + sse_w16_sse4_1(&sum, a + 16 * 5, b + 16 * 5); + sse_w16_sse4_1(&sum, a + 16 * 6, b + 16 * 6); + sse_w16_sse4_1(&sum, a + 16 * 7, b + 16 * 7); + a += a_stride; + b += b_stride; + y += 1; + } while (y < height); + sse = summary_all_sse4(&sum); + break; + default: break; + } + + return sse; +} + +static INLINE void highbd_sse_w8_sse4_1(__m128i *sum, const uint16_t *a, + const uint16_t *b) { + const __m128i v_a_w = xx_loadu_128(a); + const __m128i v_b_w = xx_loadu_128(b); + const __m128i v_d_w = _mm_sub_epi16(v_a_w, v_b_w); + *sum = _mm_add_epi32(*sum, _mm_madd_epi16(v_d_w, v_d_w)); +} + +int64_t aom_highbd_sse_sse4_1(const uint8_t *a8, int a_stride, + const uint8_t *b8, int b_stride, int width, + int height) { + int32_t y = 0; + int64_t sse = 0; + uint16_t *a = CONVERT_TO_SHORTPTR(a8); + uint16_t *b = CONVERT_TO_SHORTPTR(b8); + __m128i sum = _mm_setzero_si128(); + switch (width) { + case 4: + do { + const __m128i v_a0 = xx_loadl_64(a); + const __m128i v_a1 = xx_loadl_64(a + a_stride); + const __m128i v_b0 = xx_loadl_64(b); + const __m128i v_b1 = xx_loadl_64(b + b_stride); + const __m128i v_a_w = _mm_unpacklo_epi64(v_a0, v_a1); + const __m128i v_b_w = _mm_unpacklo_epi64(v_b0, v_b1); + const __m128i v_d_w = _mm_sub_epi16(v_a_w, v_b_w); + sum = _mm_add_epi32(sum, _mm_madd_epi16(v_d_w, v_d_w)); + a += a_stride << 1; + b += b_stride << 1; + y += 2; + } while (y < height); + sse = summary_all_sse4(&sum); + break; + case 8: + do { + highbd_sse_w8_sse4_1(&sum, a, b); + a += a_stride; + b += b_stride; + y += 1; + } while (y < height); + sse = summary_all_sse4(&sum); + break; + case 16: + do { + highbd_sse_w8_sse4_1(&sum, a, b); + highbd_sse_w8_sse4_1(&sum, a + 8, b + 8); + a += a_stride; + b += b_stride; + y += 1; + } while (y < height); + sse = summary_all_sse4(&sum); + break; + case 32: + do { + highbd_sse_w8_sse4_1(&sum, a, b); + highbd_sse_w8_sse4_1(&sum, a + 8 * 1, b + 8 * 1); + highbd_sse_w8_sse4_1(&sum, a + 8 * 2, b + 8 * 2); + highbd_sse_w8_sse4_1(&sum, a + 8 * 3, b + 8 * 3); + a += a_stride; + b += b_stride; + y += 1; + } while (y < height); + sse = summary_all_sse4(&sum); + break; + case 64: + do { + highbd_sse_w8_sse4_1(&sum, a, b); + highbd_sse_w8_sse4_1(&sum, a + 8 * 1, b + 8 * 1); + highbd_sse_w8_sse4_1(&sum, a + 8 * 2, b + 8 * 2); + highbd_sse_w8_sse4_1(&sum, a + 8 * 3, b + 8 * 3); + highbd_sse_w8_sse4_1(&sum, a + 8 * 4, b + 8 * 4); + highbd_sse_w8_sse4_1(&sum, a + 8 * 5, b + 8 * 5); + highbd_sse_w8_sse4_1(&sum, a + 8 * 6, b + 8 * 6); + highbd_sse_w8_sse4_1(&sum, a + 8 * 7, b + 8 * 7); + a += a_stride; + b += b_stride; + y += 1; + } while (y < height); + sse = summary_all_sse4(&sum); + break; + case 128: + do { + highbd_sse_w8_sse4_1(&sum, a, b); + highbd_sse_w8_sse4_1(&sum, a + 8 * 1, b + 8 * 1); + highbd_sse_w8_sse4_1(&sum, a + 8 * 2, b + 8 * 2); + highbd_sse_w8_sse4_1(&sum, a + 8 * 3, b + 8 * 3); + highbd_sse_w8_sse4_1(&sum, a + 8 * 4, b + 8 * 4); + highbd_sse_w8_sse4_1(&sum, a + 8 * 5, b + 8 * 5); + highbd_sse_w8_sse4_1(&sum, a + 8 * 6, b + 8 * 6); + highbd_sse_w8_sse4_1(&sum, a + 8 * 7, b + 8 * 7); + highbd_sse_w8_sse4_1(&sum, a + 8 * 8, b + 8 * 8); + highbd_sse_w8_sse4_1(&sum, a + 8 * 9, b + 8 * 9); + highbd_sse_w8_sse4_1(&sum, a + 8 * 10, b + 8 * 10); + highbd_sse_w8_sse4_1(&sum, a + 8 * 11, b + 8 * 11); + highbd_sse_w8_sse4_1(&sum, a + 8 * 12, b + 8 * 12); + highbd_sse_w8_sse4_1(&sum, a + 8 * 13, b + 8 * 13); + highbd_sse_w8_sse4_1(&sum, a + 8 * 14, b + 8 * 14); + highbd_sse_w8_sse4_1(&sum, a + 8 * 15, b + 8 * 15); + a += a_stride; + b += b_stride; + y += 1; + } while (y < height); + sse = summary_all_sse4(&sum); + break; + default: break; + } + return sse; +} |