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dspm_mult.h
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dspm_mult.h
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// Copyright 2018-2023 Espressif Systems (Shanghai) PTE LTD
//
// 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.
#ifndef _dspm_mult_H_
#define _dspm_mult_H_
#include "dsp_err.h"
#include "dspm_mult_platform.h"
#ifdef __cplusplus
extern "C"
{
#endif
/**@{*/
/**
* @brief Matrix multiplication
*
* Matrix multiplication for two floating point matrices: C[m][k] = A[m][n] * B[n][k]
* The extension (_ansi) use ANSI C and could be compiled and run on any platform.
* The extension (_ae32) is optimized for ESP32 chip.
*
* @param[in] A input matrix A[m][n]
* @param[in] B input matrix B[n][k]
* @param C result matrix C[m][k]
* @param[in] m matrix dimension
* @param[in] n matrix dimension
* @param[in] k matrix dimension
* @return
* - ESP_OK on success
* - One of the error codes from DSP library
*/
esp_err_t dspm_mult_f32_ansi(const float *A, const float *B, float *C, int m, int n, int k);
esp_err_t dspm_mult_f32_ae32(const float *A, const float *B, float *C, int m, int n, int k);
esp_err_t dspm_mult_f32_aes3(const float *A, const float *B, float *C, int m, int n, int k);
/**@}*/
/**
* @brief Matrix multiplication A[3x3]xB[3x1]
*
* Matrix multiplication for two floating point matrices 3x3 and 3x1: C[1][3] = A[3][3] * B[3][1]
* The implementation is optimized for ESP32 chip.
*
* @param[in] A input matrix A[3][3]
* @param[in] B input matrix/vector B[3][1]
* @param C result matrix/vector C[3][3]
* @return
* - ESP_OK on success
* - One of the error codes from DSP library
*/
esp_err_t dspm_mult_3x3x1_f32_ae32(const float *A, const float *B, float *C);
/**
* @brief Matrix multiplication A[3x3]xB[3x3]
*
* Matrix multiplication for two square 3x3 floating point matrices: C[3][3] = A[3][3] * B[3][3]
* The implementation is optimized for ESP32 chip.
*
* @param[in] A input matrix A[3][3]
* @param[in] B input matrix B[3][3]
* @param C result matrix C[3][3]
* @return
* - ESP_OK on success
* - One of the error codes from DSP library
*/
esp_err_t dspm_mult_3x3x3_f32_ae32(const float *A, const float *B, float *C);
/**
* @brief Matrix multiplication A[4x4]xB[4x1]
*
* Matrix multiplication for two floating point matrices 4x4 and 4x1: C[1][4] = A[4][4] * B[4][1]
* The implementation is optimized for ESP32 chip.
*
* @param[in] A input matrix A[4][4]
* @param[in] B input matrix/vector B[4][1]
* @param C result matrix/vector C[4][4]
* @return
* - ESP_OK on success
* - One of the error codes from DSP library
*/
esp_err_t dspm_mult_4x4x1_f32_ae32(const float *A, const float *B, float *C);
/**
* @brief Matrix multiplication A[4x4]xB[4x4]
*
* Matrix multiplication for two square 3x3 floating point matrices: C[4][4] = A[4][4] * B[4][4]
* The implementation is optimized for ESP32 chip.
*
* @param[in] A input matrix A[4][4]
* @param[in] B input matrix B[4][4]
* @param C result matrix C[4][4]
* @return
* - ESP_OK on success
* - One of the error codes from DSP library
*/
esp_err_t dspm_mult_4x4x4_f32_ae32(const float *A, const float *B, float *C);
/**@{*/
/**
* @brief Matrix multiplication 16 bit signeg int
*
* Matrix multiplication for two signed 16 bit fixed point matrices: C[m][k] = (A[m][n] * B[n][k]) >> (15- shift)
* The extension (_ansi) use ANSI C and could be compiled and run on any platform.
* The extension (_ae32) is optimized for ESP32 chip.
*
* @param[in] A input matrix A[m][n]
* @param[in] B input matrix B[n][k]
* @param C result matrix C[m][k]
* @param[in] m matrix dimension
* @param[in] n matrix dimension
* @param[in] k matrix dimension
* @param[in] shift every result will be shifted and stored as 16 bit signed value.
* @return
* - ESP_OK on success
* - One of the error codes from DSP library
*/
esp_err_t dspm_mult_s16_ansi(const int16_t *A, const int16_t *B, int16_t *C, int m, int n, int k, int shift);
esp_err_t dspm_mult_s16_ae32(const int16_t *A, const int16_t *B, int16_t *C, int m, int n, int k, int shift);
esp_err_t dspm_mult_s16_aes3(const int16_t *A, const int16_t *B, int16_t *C, int m, int n, int k, int shift);
/**@}*/
/**@{*/
/**
* @brief Matrix subset multiplication
*
* One or all of the matrices are matrix subsets, described with pointers and strides
* Matrix multiplication for two floating point matrices: C[m][k] = A[m][n] * B[n][k]
* The extension (_ansi) use ANSI C and could be compiled and run on any platform.
* The extension (_ae32) is optimized for ESP32 chip.
*
* @param[in] A input matrix A[m][n]
* @param[in] B input matrix B[n][k]
* @param[out] C result matrix C[m][k]
* @param[in] m matrix dimension
* @param[in] n matrix dimension
* @param[in] k matrix dimension
* @param[in] A_padd input matrix A padding
* @param[in] B_padd input matrix B padding
* @param[in] C_padd result matrix C padding
* @return
* - ESP_OK on success
* - One of the error codes from DSP library
*/
esp_err_t dspm_mult_ex_f32_ansi(const float *A, const float *B, float *C, int m, int n, int k, int A_padd, int B_padd, int C_padd);
esp_err_t dspm_mult_ex_f32_ae32(const float *A, const float *B, float *C, int m, int n, int k, int A_padd, int B_padd, int C_padd);
esp_err_t dspm_mult_ex_f32_aes3(const float *A, const float *B, float *C, int m, int n, int k, int A_padd, int B_padd, int C_padd);
#ifdef __cplusplus
}
#endif
#if CONFIG_DSP_OPTIMIZED
#if (dspm_mult_s16_aes3_enabled == 1)
#define dspm_mult_s16 dspm_mult_s16_aes3
#elif (dspm_mult_s16_ae32_enabled == 1)
#define dspm_mult_s16 dspm_mult_s16_ae32
#else
#define dspm_mult_s16 dspm_mult_s16_ansi
#endif
#if (dspm_mult_f32_aes3_enabled == 1)
#define dspm_mult_f32 dspm_mult_f32_aes3
#define dspm_mult_ex_f32 dspm_mult_ex_f32_aes3
#elif (dspm_mult_f32_ae32_enabled == 1)
#define dspm_mult_f32 dspm_mult_f32_ae32
#define dspm_mult_ex_f32 dspm_mult_ex_f32_ae32
#else
#define dspm_mult_f32 dspm_mult_f32_ansi
#define dspm_mult_ex_f32 dspm_mult_ex_f32_ansi
#endif
#if (dspm_mult_3x3x1_f32_ae32_enabled == 1)
#define dspm_mult_3x3x1_f32 dspm_mult_3x3x1_f32_ae32
#else
#define dspm_mult_3x3x1_f32(A,B,C) dspm_mult_f32_ansi(A,B,C, 3, 3, 1)
#endif
#if (dspm_mult_3x3x3_f32_ae32_enabled == 1)
#define dspm_mult_3x3x3_f32(A,B,C) dspm_mult_3x3x3_f32_ae32(A,B,C)
#else
#define dspm_mult_3x3x3_f32(A,B,C) dspm_mult_f32_ansi(A,B,B,3,3,3);
#endif
#if (dspm_mult_4x4x1_f32_ae32_enabled == 1)
#define dspm_mult_4x4x1_f32(A,B,C) dspm_mult_4x4x1_f32_ae32(A,B,C)
#else
#define dspm_mult_4x4x1_f32(A,B,C) dspm_mult_f32_ansi(A,B,C, 4, 4, 1)
#endif
#if (dspm_mult_f32_aes3_enabled == 1)
#define dspm_mult_4x4x4_f32(A,B,C) dspm_mult_f32_aes3(A,B,C, 4, 4, 4)
#elif (dspm_mult_4x4x4_f32_ae32_enabled == 1)
#define dspm_mult_4x4x4_f32 dspm_mult_4x4x4_f32_ae32
#else
#define dspm_mult_4x4x4_f32(A,B,C) dspm_mult_f32_ansi(A,B,C, 4, 4, 4)
#endif
#else
#define dspm_mult_s16 dspm_mult_s16_ansi
#define dspm_mult_f32 dspm_mult_f32_ansi
#define dspm_mult_3x3x1_f32(A,B,C) dspm_mult_f32_ansi(A,B,C, 3, 3, 1)
#define dsps_sub_f32 dsps_sub_f32_ansi
#define dsps_add_f32 dsps_add_f32_ansi
#define dspm_mult_4x4x4_f32(A,B,C) dspm_mult_f32_ansi(A,B,C, 4, 4, 4)
#define dspm_mult_ex_f32 dspm_mult_ex_f32_ansi
#endif // CONFIG_DSP_OPTIMIZED
#endif // _dspm_mult_H_