0fa59a4baf
Also clean highbd_inv_txfm_sse2.h BUG=webm:1412 Change-Id: I0722841d824ce602874019bd9779b10d49d10c0b
61 lines
2.4 KiB
C
61 lines
2.4 KiB
C
/*
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* Copyright (c) 2017 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef VPX_DSP_X86_HIGHBD_INV_TXFM_SSE4_H_
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#define VPX_DSP_X86_HIGHBD_INV_TXFM_SSE4_H_
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#include <smmintrin.h> // SSE4.1
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#include "./vpx_config.h"
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#include "vpx/vpx_integer.h"
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#include "vpx_dsp/inv_txfm.h"
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#include "vpx_dsp/x86/txfm_common_sse2.h"
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static INLINE __m128i multiplication_round_shift(const __m128i *const in,
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const __m128i cospi) {
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__m128i t0, t1;
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t0 = _mm_mul_epi32(in[0], cospi);
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t1 = _mm_mul_epi32(in[1], cospi);
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t0 = dct_const_round_shift_64bit(t0);
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t1 = dct_const_round_shift_64bit(t1);
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return pack_4(t0, t1);
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}
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static INLINE void multiplication_and_add_2_ssse4_1(const __m128i *const in0,
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const __m128i *const in1,
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const __m128i *const cst0,
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const __m128i *const cst1,
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__m128i *const out0,
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__m128i *const out1) {
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__m128i temp1[4], temp2[4];
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extend_64bit(*in0, temp1);
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extend_64bit(*in1, temp2);
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temp1[2] = _mm_mul_epi32(temp1[0], *cst1);
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temp1[3] = _mm_mul_epi32(temp1[1], *cst1);
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temp1[0] = _mm_mul_epi32(temp1[0], *cst0);
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temp1[1] = _mm_mul_epi32(temp1[1], *cst0);
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temp2[2] = _mm_mul_epi32(temp2[0], *cst0);
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temp2[3] = _mm_mul_epi32(temp2[1], *cst0);
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temp2[0] = _mm_mul_epi32(temp2[0], *cst1);
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temp2[1] = _mm_mul_epi32(temp2[1], *cst1);
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temp1[0] = _mm_sub_epi64(temp1[0], temp2[0]);
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temp1[1] = _mm_sub_epi64(temp1[1], temp2[1]);
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temp2[0] = _mm_add_epi64(temp1[2], temp2[2]);
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temp2[1] = _mm_add_epi64(temp1[3], temp2[3]);
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temp1[0] = dct_const_round_shift_64bit(temp1[0]);
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temp1[1] = dct_const_round_shift_64bit(temp1[1]);
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temp2[0] = dct_const_round_shift_64bit(temp2[0]);
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temp2[1] = dct_const_round_shift_64bit(temp2[1]);
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*out0 = pack_4(temp1[0], temp1[1]);
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*out1 = pack_4(temp2[0], temp2[1]);
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}
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#endif // VPX_DSP_X86_HIGHBD_INV_TXFM_SSE4_H_
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