rtt-f030/bsp/stm32_radio/libwma/asm_arm.h

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/********************************************************************
* *
* THIS FILE IS PART OF THE OggVorbis 'TREMOR' CODEC SOURCE CODE. *
* *
* USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS *
* GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
* IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. *
* *
* THE OggVorbis 'TREMOR' SOURCE CODE IS (C) COPYRIGHT 1994-2002 *
* BY THE Xiph.Org FOUNDATION http://www.xiph.org/ *
* *
********************************************************************
function: arm7 and later wide math functions
********************************************************************/
#ifndef __ASM_ARM_H__
#define __ASM_ARM_H__
int32_t MULT32(int32_t x, int32_t y);
int32_t MULT31(int32_t x, int32_t y);
int32_t MULT31_SHIFT15(int32_t x, int32_t y);
#define MB()
void XPROD32(int32_t a, int32_t b,
int32_t t, int32_t v,
int32_t *x, int32_t *y);
void XPROD31(int32_t a, int32_t b,
int32_t t, int32_t v,
int32_t *x, int32_t *y);
void XNPROD31(int32_t a, int32_t b,
int32_t t, int32_t v,
int32_t *x, int32_t *y);
int32_t CLIP_TO_15(int32_t x);
#endif