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author | trav90 <travawine@palemoon.org> | 2018-10-19 21:52:15 -0500 |
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committer | trav90 <travawine@palemoon.org> | 2018-10-19 21:52:20 -0500 |
commit | bbcc64772580c8a979288791afa02d30bc476d2e (patch) | |
tree | 437ce94c3fdd7497508e5b55de06c6d011678597 /third_party/aom/aom_dsp/x86/txfm_common_avx2.h | |
parent | 14805f6ddbfb173c327768fff9f81f40ce5e81b0 (diff) | |
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Update aom to v1.0.0
Update aom to commit id d14c5bb4f336ef1842046089849dee4a301fbbf0.
Diffstat (limited to 'third_party/aom/aom_dsp/x86/txfm_common_avx2.h')
-rw-r--r-- | third_party/aom/aom_dsp/x86/txfm_common_avx2.h | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/third_party/aom/aom_dsp/x86/txfm_common_avx2.h b/third_party/aom/aom_dsp/x86/txfm_common_avx2.h deleted file mode 100644 index 1a8fed710..000000000 --- a/third_party/aom/aom_dsp/x86/txfm_common_avx2.h +++ /dev/null @@ -1,78 +0,0 @@ -/* - * 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. - */ - -#ifndef AOM_DSP_X86_TXFM_COMMON_AVX2_H -#define AOM_DSP_X86_TXFM_COMMON_AVX2_H - -#include <immintrin.h> - -#include "aom_dsp/txfm_common.h" -#include "aom_dsp/x86/common_avx2.h" - -#define pair256_set_epi16(a, b) \ - _mm256_set_epi16((int16_t)(b), (int16_t)(a), (int16_t)(b), (int16_t)(a), \ - (int16_t)(b), (int16_t)(a), (int16_t)(b), (int16_t)(a), \ - (int16_t)(b), (int16_t)(a), (int16_t)(b), (int16_t)(a), \ - (int16_t)(b), (int16_t)(a), (int16_t)(b), (int16_t)(a)) - -#define pair256_set_epi32(a, b) \ - _mm256_set_epi32((int)(b), (int)(a), (int)(b), (int)(a), (int)(b), (int)(a), \ - (int)(b), (int)(a)) - -static INLINE void mm256_reverse_epi16(__m256i *u) { - const __m256i control = _mm256_set_epi16( - 0x0100, 0x0302, 0x0504, 0x0706, 0x0908, 0x0B0A, 0x0D0C, 0x0F0E, 0x0100, - 0x0302, 0x0504, 0x0706, 0x0908, 0x0B0A, 0x0D0C, 0x0F0E); - __m256i v = _mm256_shuffle_epi8(*u, control); - *u = _mm256_permute2x128_si256(v, v, 1); -} - -static INLINE __m256i butter_fly(const __m256i *a0, const __m256i *a1, - const __m256i *cospi) { - const __m256i dct_rounding = _mm256_set1_epi32(DCT_CONST_ROUNDING); - __m256i y0 = _mm256_madd_epi16(*a0, *cospi); - __m256i y1 = _mm256_madd_epi16(*a1, *cospi); - - y0 = _mm256_add_epi32(y0, dct_rounding); - y1 = _mm256_add_epi32(y1, dct_rounding); - y0 = _mm256_srai_epi32(y0, DCT_CONST_BITS); - y1 = _mm256_srai_epi32(y1, DCT_CONST_BITS); - - return _mm256_packs_epi32(y0, y1); -} - -static INLINE void txfm_scaling16_avx2(const int16_t c, __m256i *in) { - const __m256i zero = _mm256_setzero_si256(); - const __m256i sqrt2_epi16 = _mm256_set1_epi16(c); - const __m256i dct_const_rounding = _mm256_set1_epi32(DCT_CONST_ROUNDING); - __m256i u0, u1; - int i = 0; - - while (i < 16) { - in[i] = _mm256_slli_epi16(in[i], 1); - - u0 = _mm256_unpacklo_epi16(zero, in[i]); - u1 = _mm256_unpackhi_epi16(zero, in[i]); - - u0 = _mm256_madd_epi16(u0, sqrt2_epi16); - u1 = _mm256_madd_epi16(u1, sqrt2_epi16); - - u0 = _mm256_add_epi32(u0, dct_const_rounding); - u1 = _mm256_add_epi32(u1, dct_const_rounding); - - u0 = _mm256_srai_epi32(u0, DCT_CONST_BITS); - u1 = _mm256_srai_epi32(u1, DCT_CONST_BITS); - in[i] = _mm256_packs_epi32(u0, u1); - i++; - } -} - -#endif // AOM_DSP_X86_TXFM_COMMON_AVX2_H |