/src/libavc/common/x86/ih264_mem_fns_ssse3.c

Source (jump to first uncovered line)
/******************************************************************************
 *
 * Copyright (C) 2015 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 *****************************************************************************
 * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
*/
/**
 *******************************************************************************
 * @file
 *  ih264_mem_fns_atom_intr.c
 *
 * @brief
 *  Functions used for memory operations
 *
 * @author
 *  Ittiam
 *
 * @par List of Functions:
 *
 * @remarks
 *  None
 *
 *******************************************************************************
 */

/*****************************************************************************/
/* File Includes                                                             */
/*****************************************************************************/
#include <stdio.h>
#include <stddef.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>

#include "ih264_typedefs.h"
#include "ih264_mem_fns.h"

#include <immintrin.h>

/**
 *******************************************************************************
 *
 * @brief
 *   memcpy of a 8,16 or 32 bytes
 *
 * @par Description:
 *   Does memcpy of 8bit data from source to destination for 8,16 or 32 number of bytes
 *
 * @param[in] pu1_dst
 *  UWORD8 pointer to the destination
 *
 * @param[in] pu1_src
 *  UWORD8 pointer to the source
 *
 * @param[in] num_bytes
 *  number of bytes to copy
 * @returns
 *
 * @remarks
 *  None
 *
 *******************************************************************************
 */




void ih264_memcpy_mul_8_ssse3(UWORD8 *pu1_dst, UWORD8 *pu1_src, UWORD32 num_bytes)
{
    int col;
    for(col = num_bytes; col >= 8; col -= 8)
    {
        __m128i src_temp16x8b;
        src_temp16x8b = _mm_loadl_epi64((__m128i *)(pu1_src));
        pu1_src += 8;
        _mm_storel_epi64((__m128i *)(pu1_dst), src_temp16x8b);
        pu1_dst += 8;
    }
}

/**
 *******************************************************************************
 *
 * @brief
 *   memset of a 8,16 or 32 bytes
 *
 * @par Description:
 *   Does memset of 8bit data for 8,16 or 32 number of bytes
 *
 * @param[in] pu1_dst
 *  UWORD8 pointer to the destination
 *
 * @param[in] value
 *  UWORD8 value used for memset
 *
 * @param[in] num_bytes
 *  number of bytes to set
 * @returns
 *
 * @remarks
 *  None
 *
 *******************************************************************************
 */


void ih264_memset_mul_8_ssse3(UWORD8 *pu1_dst, UWORD8 value, UWORD32 num_bytes)
{
    int col;
    __m128i src_temp16x8b;
    src_temp16x8b = _mm_set1_epi8(value);
    for(col = num_bytes; col >= 8; col -= 8)
    {
        _mm_storel_epi64((__m128i *)(pu1_dst), src_temp16x8b);
        pu1_dst += 8;
    }
}

/**
 *******************************************************************************
 *
 * @brief
 *   memset of 16bit data of a 8,16 or 32 bytes
 *
 * @par Description:
 *   Does memset of 16bit data for 8,16 or 32 number of bytes
 *
 * @param[in] pu2_dst
 *  UWORD8 pointer to the destination
 *
 * @param[in] value
 *  UWORD16 value used for memset
 *
 * @param[in] num_words
 *  number of words to set
 * @returns
 *
 * @remarks
 *  None
 *
 *******************************************************************************
 */


void ih264_memset_16bit_mul_8_ssse3(UWORD16 *pu2_dst, UWORD16 value, UWORD32 num_words)
{
    int col;
    __m128i src_temp16x8b;
    src_temp16x8b = _mm_set1_epi16(value);
    for(col = num_words; col >= 8; col -= 8)
    {
        _mm_storeu_si128((__m128i *)(pu2_dst), src_temp16x8b);
        pu2_dst += 8;
    }
}


Line	Count	Source (jump to first uncovered line)
1		/******************************************************************************
2		*
3		* Copyright (C) 2015 The Android Open Source Project
4		*
5		* Licensed under the Apache License, Version 2.0 (the "License");
6		* you may not use this file except in compliance with the License.
7		* You may obtain a copy of the License at:
8		*
9		* http://www.apache.org/licenses/LICENSE-2.0
10		*
11		* Unless required by applicable law or agreed to in writing, software
12		* distributed under the License is distributed on an "AS IS" BASIS,
13		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14		* See the License for the specific language governing permissions and
15		* limitations under the License.
16		*
17		*****************************************************************************
18		* Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
19		*/
20		/**
21		*******************************************************************************
22		* @file
23		* ih264_mem_fns_atom_intr.c
24		*
25		* @brief
26		* Functions used for memory operations
27		*
28		* @author
29		* Ittiam
30		*
31		* @par List of Functions:
32		*
33		* @remarks
34		* None
35		*
36		*******************************************************************************
37		*/
38
39		/*****************************************************************************/
40		/* File Includes */
41		/*****************************************************************************/
42		#include <stdio.h>
43		#include <stddef.h>
44		#include <stdlib.h>
45		#include <string.h>
46		#include <assert.h>
47
48		#include "ih264_typedefs.h"
49		#include "ih264_mem_fns.h"
50
51		#include <immintrin.h>
52
53		/**
54		*******************************************************************************
55		*
56		* @brief
57		* memcpy of a 8,16 or 32 bytes
58		*
59		* @par Description:
60		* Does memcpy of 8bit data from source to destination for 8,16 or 32 number of bytes
61		*
62		* @param[in] pu1_dst
63		* UWORD8 pointer to the destination
64		*
65		* @param[in] pu1_src
66		* UWORD8 pointer to the source
67		*
68		* @param[in] num_bytes
69		* number of bytes to copy
70		* @returns
71		*
72		* @remarks
73		* None
74		*
75		*******************************************************************************
76		*/
77
78
79
80
81		void ih264_memcpy_mul_8_ssse3(UWORD8 pu1_dst, UWORD8 pu1_src, UWORD32 num_bytes)
82	23.3M	{
83	23.3M	int col;
84	70.1M	for(col = num_bytes; col >= 8; col -= 8)
85	46.7M	{
86	46.7M	__m128i src_temp16x8b;
87	46.7M	src_temp16x8b = _mm_loadl_epi64((__m128i *)(pu1_src));
88	46.7M	pu1_src += 8;
89	46.7M	_mm_storel_epi64((__m128i *)(pu1_dst), src_temp16x8b);
90	46.7M	pu1_dst += 8;
91	46.7M	}
92	23.3M	}
93
94		/**
95		*******************************************************************************
96		*
97		* @brief
98		* memset of a 8,16 or 32 bytes
99		*
100		* @par Description:
101		* Does memset of 8bit data for 8,16 or 32 number of bytes
102		*
103		* @param[in] pu1_dst
104		* UWORD8 pointer to the destination
105		*
106		* @param[in] value
107		* UWORD8 value used for memset
108		*
109		* @param[in] num_bytes
110		* number of bytes to set
111		* @returns
112		*
113		* @remarks
114		* None
115		*
116		*******************************************************************************
117		*/
118
119
120		void ih264_memset_mul_8_ssse3(UWORD8 *pu1_dst, UWORD8 value, UWORD32 num_bytes)
121	1.76M	{
122	1.76M	int col;
123	1.76M	__m128i src_temp16x8b;
124	1.76M	src_temp16x8b = _mm_set1_epi8(value);
125	5.28M	for(col = num_bytes; col >= 8; col -= 8)
126	3.52M	{
127	3.52M	_mm_storel_epi64((__m128i *)(pu1_dst), src_temp16x8b);
128	3.52M	pu1_dst += 8;
129	3.52M	}
130	1.76M	}
131
132		/**
133		*******************************************************************************
134		*
135		* @brief
136		* memset of 16bit data of a 8,16 or 32 bytes
137		*
138		* @par Description:
139		* Does memset of 16bit data for 8,16 or 32 number of bytes
140		*
141		* @param[in] pu2_dst
142		* UWORD8 pointer to the destination
143		*
144		* @param[in] value
145		* UWORD16 value used for memset
146		*
147		* @param[in] num_words
148		* number of words to set
149		* @returns
150		*
151		* @remarks
152		* None
153		*
154		*******************************************************************************
155		*/
156
157
158		void ih264_memset_16bit_mul_8_ssse3(UWORD16 *pu2_dst, UWORD16 value, UWORD32 num_words)
159	0	{
160	0	int col;
161	0	__m128i src_temp16x8b;
162	0	src_temp16x8b = _mm_set1_epi16(value);
163	0	for(col = num_words; col >= 8; col -= 8)
164	0	{
165	0	_mm_storeu_si128((__m128i *)(pu2_dst), src_temp16x8b);
166	0	pu2_dst += 8;
167	0	}
168	0	}
169

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Created: 2025-07-11 06:39