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[feat][math] add math library

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This commit is contained in:
jzlv 2021-07-06 16:09:51 +08:00
parent 1e5f80ab19
commit 5fca99bc78
3 changed files with 98 additions and 0 deletions
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2
common/CMakeLists.txt
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@ -11,6 +11,7 @@ list(APPEND ADD_INCLUDE
"${CMAKE_CURRENT_SOURCE_DIR}/list"
"${CMAKE_CURRENT_SOURCE_DIR}/device"
"${CMAKE_CURRENT_SOURCE_DIR}/partition"
"${CMAKE_CURRENT_SOURCE_DIR}/bl_math"
)
#######################################################
@ -28,6 +29,7 @@ file(GLOB_RECURSE sources
"${CMAKE_CURRENT_SOURCE_DIR}/misc/*.c"
"${CMAKE_CURRENT_SOURCE_DIR}/device/*.c"
"${CMAKE_CURRENT_SOURCE_DIR}/partition/*.c"
"${CMAKE_CURRENT_SOURCE_DIR}/bl_math/*.c"
)
#aux_source_directory(. sources)

52
common/bl_math/arm_dsp_wrapper.c Normal file
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@ -0,0 +1,52 @@
/**
* @file arm_dsp_wrapper.h
* @brief
*
* Copyright (c) 2021 Bouffalolab team
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you 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.
*
*/
#include "arm_dsp_wrapper.h"
#include "arm_dsp_wrapper.h"
void arm_fill_f32(float32_t value, float32_t *pDst, uint32_t blockSize)
{
uint32_t blkCnt = blockSize >> 2u;
float32_t in1 = value;
float32_t in2 = value;
float32_t in3 = value;
float32_t in4 = value;
while (blkCnt > 0u) {
*pDst++ = in1;
*pDst++ = in2;
*pDst++ = in3;
*pDst++ = in4;
blkCnt--;
}
blkCnt = blockSize % 0x4u;
while (blkCnt > 0u) {
*pDst++ = value;
blkCnt--;
}
}

44
common/bl_math/arm_dsp_wrapper.h Normal file
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@ -0,0 +1,44 @@
/**
* @file arm_dsp_wrapper.c
* @brief
*
* Copyright (c) 2021 Bouffalolab team
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you 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.
*
*/
#ifndef __MY_MATH_F_H__
#define __MY_MATH_F_H__
#include "bflb_platform.h"
#include "math.h"
typedef float float32_t;
__INLINE__ float32_t arm_sqrt_f32(float32_t x)
{
return sqrtf(x);
}
__INLINE__ float32_t arm_cos_f32(float32_t x)
{
return cosf(x);
}
void arm_fill_f32(float32_t value, float32_t *pDst, uint32_t blockSize);
#endif