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00001 /* ======================================================================= */ 00002 /* TEXAS INSTRUMENTS, INC. */ 00003 /* */ 00004 /* NAME */ 00005 /* DSPF_sp_fftSPXSP.sa -- Optimized linear assembly Implementation */ 00006 /* */ 00007 /* USAGE */ 00008 /* single precision floating point Forward FFT with mixed radix */ 00009 /* */ 00010 /* */ 00011 /* Copyright (C) 2011 Texas Instruments Incorporated - https://www.ti.com/ */ 00012 /* */ 00013 /* */ 00014 /* Redistribution and use in source and binary forms, with or without */ 00015 /* modification, are permitted provided that the following conditions */ 00016 /* are met: */ 00017 /* */ 00018 /* Redistributions of source code must retain the above copyright */ 00019 /* notice, this list of conditions and the following disclaimer. */ 00020 /* */ 00021 /* Redistributions in binary form must reproduce the above copyright */ 00022 /* notice, this list of conditions and the following disclaimer in the */ 00023 /* documentation and/or other materials provided with the */ 00024 /* distribution. */ 00025 /* */ 00026 /* Neither the name of Texas Instruments Incorporated nor the names of */ 00027 /* its contributors may be used to endorse or promote products derived */ 00028 /* from this software without specific prior written permission. */ 00029 /* */ 00030 /* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS */ 00031 /* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT */ 00032 /* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR */ 00033 /* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT */ 00034 /* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, */ 00035 /* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT */ 00036 /* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, */ 00037 /* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY */ 00038 /* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT */ 00039 /* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE */ 00040 /* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ 00041 /* */ 00042 /* ======================================================================= */ 00043 00044 #ifndef DSPF_SP_fftSPxSP_H_ 00045 #define DSPF_SP_fftSPxSP_H_ 00046 00048 /* @{ */ 00049 00052 /* @{ */ 00053 00083 void DSPF_sp_fftSPxSP(int N, float *ptr_x, float *ptr_w, float *ptr_y, unsigned char *brev, int n_min, int offset, int n_max); 00084 00085 /* @} */ /* ingroup */ 00086 /* @} */ /* ingroup */ 00087 00088 #endif /* DSPF_SP_fftSPxSP_H_ */