fp_mul.h File Reference

This file is part of the AFBR-S50 API. More...

#include "fp_def.h"
#include "utility/fp_rnd.h"

Include dependency graph for fp_mul.h:

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Macros
#define	USE_64BIT_MUL   0

Functions
void	muldwu (uint32_t w[], uint32_t u, uint32_t v)
	Long multiplication of two unsigned 32-bit into an 64-bit value on 32-bit architecture.
uint32_t	fp_mulu (uint32_t u, uint32_t v, uint_fast8_t shift)
	64-bit implementation of an unsigned multiplication with fixed point format.
int32_t	fp_muls (int32_t u, int32_t v, uint_fast8_t shift)
	64-bit implementation of a signed multiplication with fixed point format.
uint32_t	fp_mul_u32_u16 (uint32_t u, uint16_t v, uint_fast8_t shift)
	48-bit implementation of a unsigned multiplication with fixed point format.
int32_t	fp_mul_s32_u16 (int32_t u, uint16_t v, uint_fast8_t shift)
	48-bit implementation of an unsigned/signed multiplication with fixed point format.

Detailed Description

This file is part of the AFBR-S50 API.

Provides definitions and basic macros for fixed point data types.

Copyright

Copyright (c) 2023, Broadcom Inc. All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
3. Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.