101 lines
3.3 KiB
C
101 lines
3.3 KiB
C
/******************************************************************************
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*
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* Copyright (C) 2015 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*****************************************************************************
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* Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
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*/
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/**
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*******************************************************************************
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* @file
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* impeg2_mem_func_sse42_intr.c
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*
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* @brief
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* Contains utility function definitions for MPEG2 codec
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*
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* @author
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* Mohit [100664]
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*
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* @par List of Functions:
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* - impeg2_memset0_16bit_8x8_linear_block_sse42()
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* - impeg2_memset_8bit_8x8_block_sse42()
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*
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* @remarks
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* None
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*
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*******************************************************************************
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*/
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#include <stdio.h>
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#include <string.h>
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#include "iv_datatypedef.h"
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#include "impeg2_defs.h"
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#include <immintrin.h>
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#include <emmintrin.h>
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#include <smmintrin.h>
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#include <tmmintrin.h>
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/*******************************************************************************
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* Function Name : impeg2_memset0_16bit_8x8_linear_block
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*
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* Description : memsets resudial buf to 0
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*
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* Arguments : destination buffer
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*
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* Values Returned : None
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*******************************************************************************/
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void impeg2_memset0_16bit_8x8_linear_block_sse42 (WORD16 *buf)
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{
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__m128i zero_8x8_16b = _mm_set1_epi16(0);
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_mm_storeu_si128((__m128i *) buf, zero_8x8_16b);
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_mm_storeu_si128((__m128i *) (buf + 8), zero_8x8_16b);
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_mm_storeu_si128((__m128i *) (buf + 16), zero_8x8_16b);
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_mm_storeu_si128((__m128i *) (buf + 24), zero_8x8_16b);
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_mm_storeu_si128((__m128i *) (buf + 32), zero_8x8_16b);
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_mm_storeu_si128((__m128i *) (buf + 40), zero_8x8_16b);
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_mm_storeu_si128((__m128i *) (buf + 48), zero_8x8_16b);
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_mm_storeu_si128((__m128i *) (buf + 56), zero_8x8_16b);
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}
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/*******************************************************************************
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* Function Name : impeg2_memset_8bit_8x8_block
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*
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* Description : memsets residual buf to value
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*
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* Arguments : destination buffer, value and stride
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*
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* Values Returned : None
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*******************************************************************************/
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void impeg2_memset_8bit_8x8_block_sse42(UWORD8 *dst, WORD32 dc_val, WORD32 dst_wd)
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{
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__m128i value = _mm_set1_epi8((WORD8)dc_val);
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_mm_storel_epi64((__m128i *)dst, value);
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_mm_storel_epi64((__m128i *) (dst + dst_wd), value);
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_mm_storel_epi64((__m128i *) (dst + 2 * dst_wd), value);
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_mm_storel_epi64((__m128i *) (dst + 3 * dst_wd), value);
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_mm_storel_epi64((__m128i *) (dst + 4 * dst_wd), value);
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_mm_storel_epi64((__m128i *) (dst + 5 * dst_wd), value);
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_mm_storel_epi64((__m128i *) (dst + 6 * dst_wd), value);
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_mm_storel_epi64((__m128i *) (dst + 7 * dst_wd), value);
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}
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