diff options
Diffstat (limited to 'third_party/aom/aom_dsp/x86/inv_txfm_common_avx2.h')
-rw-r--r-- | third_party/aom/aom_dsp/x86/inv_txfm_common_avx2.h | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/third_party/aom/aom_dsp/x86/inv_txfm_common_avx2.h b/third_party/aom/aom_dsp/x86/inv_txfm_common_avx2.h deleted file mode 100644 index 26c5cfe59..000000000 --- a/third_party/aom/aom_dsp/x86/inv_txfm_common_avx2.h +++ /dev/null @@ -1,80 +0,0 @@ -/* - * 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. - */ - -#ifndef AOM_DSP_X86_INV_TXFM_COMMON_AVX2_H -#define AOM_DSP_X86_INV_TXFM_COMMON_AVX2_H - -#include <immintrin.h> - -#include "aom_dsp/txfm_common.h" -#include "aom_dsp/x86/txfm_common_avx2.h" - -static INLINE void load_coeff(const tran_low_t *coeff, __m256i *in) { - if (sizeof(tran_low_t) == 4) { - *in = _mm256_setr_epi16( - (int16_t)coeff[0], (int16_t)coeff[1], (int16_t)coeff[2], - (int16_t)coeff[3], (int16_t)coeff[4], (int16_t)coeff[5], - (int16_t)coeff[6], (int16_t)coeff[7], (int16_t)coeff[8], - (int16_t)coeff[9], (int16_t)coeff[10], (int16_t)coeff[11], - (int16_t)coeff[12], (int16_t)coeff[13], (int16_t)coeff[14], - (int16_t)coeff[15]); - } else { - *in = _mm256_loadu_si256((const __m256i *)coeff); - } -} - -static INLINE void load_buffer_16x16(const tran_low_t *coeff, __m256i *in) { - int i = 0; - while (i < 16) { - load_coeff(coeff + (i << 4), &in[i]); - i += 1; - } -} - -static INLINE void recon_and_store(const __m256i *res, uint8_t *output) { - const __m128i zero = _mm_setzero_si128(); - __m128i x = _mm_loadu_si128((__m128i const *)output); - __m128i p0 = _mm_unpacklo_epi8(x, zero); - __m128i p1 = _mm_unpackhi_epi8(x, zero); - - p0 = _mm_add_epi16(p0, _mm256_castsi256_si128(*res)); - p1 = _mm_add_epi16(p1, _mm256_extractf128_si256(*res, 1)); - x = _mm_packus_epi16(p0, p1); - _mm_storeu_si128((__m128i *)output, x); -} - -#define IDCT_ROUNDING_POS (6) -static INLINE void store_buffer_16xN(__m256i *in, const int stride, - uint8_t *output, int num) { - const __m256i rounding = _mm256_set1_epi16(1 << (IDCT_ROUNDING_POS - 1)); - int i = 0; - - while (i < num) { - in[i] = _mm256_adds_epi16(in[i], rounding); - in[i] = _mm256_srai_epi16(in[i], IDCT_ROUNDING_POS); - recon_and_store(&in[i], output + i * stride); - i += 1; - } -} - -static INLINE void unpack_butter_fly(const __m256i *a0, const __m256i *a1, - const __m256i *c0, const __m256i *c1, - __m256i *b0, __m256i *b1) { - __m256i x0, x1; - x0 = _mm256_unpacklo_epi16(*a0, *a1); - x1 = _mm256_unpackhi_epi16(*a0, *a1); - *b0 = butter_fly(&x0, &x1, c0); - *b1 = butter_fly(&x0, &x1, c1); -} - -void av1_idct16_avx2(__m256i *in); - -#endif // AOM_DSP_X86_INV_TXFM_COMMON_AVX2_H |