CMSIS DSP library

Dependents:   performance_timer Surfboard_ gps2rtty Capstone ... more

Legacy Warning

This is an mbed 2 library. To learn more about mbed OS 5, visit the docs.

Revision:
3:7a284390b0ce
Parent:
2:da51fb522205
Child:
5:3762170b6d4d
--- a/cmsis_dsp/arm_common_tables.h	Thu May 30 17:10:11 2013 +0100
+++ b/cmsis_dsp/arm_common_tables.h	Fri Nov 08 13:45:10 2013 +0000
@@ -1,24 +1,41 @@
-/* ---------------------------------------------------------------------- 
-* Copyright (C) 2010 ARM Limited. All rights reserved. 
-* 
-* $Date:        11. November 2010  
-* $Revision: 	V1.0.2  
-* 
-* Project: 	    CMSIS DSP Library 
-* Title:	    arm_common_tables.h 
-* 
-* Description:	This file has extern declaration for common tables like Bitreverse, reciprocal etc which are used across different functions 
-* 
+/* ----------------------------------------------------------------------
+* Copyright (C) 2010-2013 ARM Limited. All rights reserved.
+*
+* $Date:        17. January 2013
+* $Revision:    V1.4.1
+*
+* Project:      CMSIS DSP Library
+* Title:        arm_common_tables.h
+*
+* Description:  This file has extern declaration for common tables like Bitreverse, reciprocal etc which are used across different functions
+*
 * Target Processor: Cortex-M4/Cortex-M3
-*  
-* Version 1.0.2 2010/11/11 
-*    Documentation updated.  
-* 
-* Version 1.0.1 2010/10/05  
-*    Production release and review comments incorporated. 
-* 
-* Version 1.0.0 2010/09/20  
-*    Production release and review comments incorporated. 
+*
+* Redistribution and use in source and binary forms, with or without
+* modification, are permitted provided that the following conditions
+* are met:
+*   - Redistributions of source code must retain the above copyright
+*     notice, this list of conditions and the following disclaimer.
+*   - 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.
+*   - Neither the name of ARM LIMITED 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 OWNER 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.
 * -------------------------------------------------------------------- */
 
 #ifndef _ARM_COMMON_TABLES_H
@@ -31,8 +48,46 @@
 extern const q31_t armRecipTableQ31[64];
 extern const q31_t realCoefAQ31[1024];
 extern const q31_t realCoefBQ31[1024];
-extern const float32_t twiddleCoef[6144];
+extern const float32_t twiddleCoef_16[32];
+extern const float32_t twiddleCoef_32[64];
+extern const float32_t twiddleCoef_64[128];
+extern const float32_t twiddleCoef_128[256];
+extern const float32_t twiddleCoef_256[512];
+extern const float32_t twiddleCoef_512[1024];
+extern const float32_t twiddleCoef_1024[2048];
+extern const float32_t twiddleCoef_2048[4096];
+extern const float32_t twiddleCoef_4096[8192];
+#define twiddleCoef twiddleCoef_4096
 extern const q31_t twiddleCoefQ31[6144];
 extern const q15_t twiddleCoefQ15[6144];
+extern const float32_t twiddleCoef_rfft_32[32];
+extern const float32_t twiddleCoef_rfft_64[64];
+extern const float32_t twiddleCoef_rfft_128[128];
+extern const float32_t twiddleCoef_rfft_256[256];
+extern const float32_t twiddleCoef_rfft_512[512];
+extern const float32_t twiddleCoef_rfft_1024[1024];
+extern const float32_t twiddleCoef_rfft_2048[2048];
+extern const float32_t twiddleCoef_rfft_4096[4096];
+
+
+#define ARMBITREVINDEXTABLE__16_TABLE_LENGTH ((uint16_t)20  )
+#define ARMBITREVINDEXTABLE__32_TABLE_LENGTH ((uint16_t)48  )
+#define ARMBITREVINDEXTABLE__64_TABLE_LENGTH ((uint16_t)56  )
+#define ARMBITREVINDEXTABLE_128_TABLE_LENGTH ((uint16_t)208 )
+#define ARMBITREVINDEXTABLE_256_TABLE_LENGTH ((uint16_t)440 )
+#define ARMBITREVINDEXTABLE_512_TABLE_LENGTH ((uint16_t)448 )
+#define ARMBITREVINDEXTABLE1024_TABLE_LENGTH ((uint16_t)1800)
+#define ARMBITREVINDEXTABLE2048_TABLE_LENGTH ((uint16_t)3808)
+#define ARMBITREVINDEXTABLE4096_TABLE_LENGTH ((uint16_t)4032)
+
+extern const uint16_t armBitRevIndexTable16[ARMBITREVINDEXTABLE__16_TABLE_LENGTH];
+extern const uint16_t armBitRevIndexTable32[ARMBITREVINDEXTABLE__32_TABLE_LENGTH];
+extern const uint16_t armBitRevIndexTable64[ARMBITREVINDEXTABLE__64_TABLE_LENGTH];
+extern const uint16_t armBitRevIndexTable128[ARMBITREVINDEXTABLE_128_TABLE_LENGTH];
+extern const uint16_t armBitRevIndexTable256[ARMBITREVINDEXTABLE_256_TABLE_LENGTH];
+extern const uint16_t armBitRevIndexTable512[ARMBITREVINDEXTABLE_512_TABLE_LENGTH];
+extern const uint16_t armBitRevIndexTable1024[ARMBITREVINDEXTABLE1024_TABLE_LENGTH];
+extern const uint16_t armBitRevIndexTable2048[ARMBITREVINDEXTABLE2048_TABLE_LENGTH];
+extern const uint16_t armBitRevIndexTable4096[ARMBITREVINDEXTABLE4096_TABLE_LENGTH];
 
 #endif /*  ARM_COMMON_TABLES_H */