Diff: cmsis_dsp/arm_common_tables.h

Revision:

5:3762170b6d4d

Parent:

3:7a284390b0ce

--- a/cmsis_dsp/arm_common_tables.h	Mon Jun 23 09:30:09 2014 +0100
+++ b/cmsis_dsp/arm_common_tables.h	Fri Nov 20 08:45:18 2015 +0000
@@ -1,13 +1,13 @@
 /* ----------------------------------------------------------------------
-* Copyright (C) 2010-2013 ARM Limited. All rights reserved.
+* Copyright (C) 2010-2014 ARM Limited. All rights reserved.
 *
-* $Date:        17. January 2013
-* $Revision:    V1.4.1
+* $Date:        19. October 2015
+* $Revision: 	V.1.4.5 a
 *
-* Project:      CMSIS DSP Library
-* Title:        arm_common_tables.h
+* 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
+* 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
 *
@@ -46,8 +46,8 @@
 extern const uint16_t armBitRevTable[1024];
 extern const q15_t armRecipTableQ15[64];
 extern const q31_t armRecipTableQ31[64];
-extern const q31_t realCoefAQ31[1024];
-extern const q31_t realCoefBQ31[1024];
+/* extern const q31_t realCoefAQ31[1024]; */
+/* extern const q31_t realCoefBQ31[1024]; */
 extern const float32_t twiddleCoef_16[32];
 extern const float32_t twiddleCoef_32[64];
 extern const float32_t twiddleCoef_64[128];
@@ -58,8 +58,24 @@
 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 q31_t twiddleCoef_16_q31[24];
+extern const q31_t twiddleCoef_32_q31[48];
+extern const q31_t twiddleCoef_64_q31[96];
+extern const q31_t twiddleCoef_128_q31[192];
+extern const q31_t twiddleCoef_256_q31[384];
+extern const q31_t twiddleCoef_512_q31[768];
+extern const q31_t twiddleCoef_1024_q31[1536];
+extern const q31_t twiddleCoef_2048_q31[3072];
+extern const q31_t twiddleCoef_4096_q31[6144];
+extern const q15_t twiddleCoef_16_q15[24];
+extern const q15_t twiddleCoef_32_q15[48];
+extern const q15_t twiddleCoef_64_q15[96];
+extern const q15_t twiddleCoef_128_q15[192];
+extern const q15_t twiddleCoef_256_q15[384];
+extern const q15_t twiddleCoef_512_q15[768];
+extern const q15_t twiddleCoef_1024_q15[1536];
+extern const q15_t twiddleCoef_2048_q15[3072];
+extern const q15_t twiddleCoef_4096_q15[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];
@@ -70,6 +86,7 @@
 extern const float32_t twiddleCoef_rfft_4096[4096];
 
 
+/* floating-point bit reversal tables */
 #define ARMBITREVINDEXTABLE__16_TABLE_LENGTH ((uint16_t)20  )
 #define ARMBITREVINDEXTABLE__32_TABLE_LENGTH ((uint16_t)48  )
 #define ARMBITREVINDEXTABLE__64_TABLE_LENGTH ((uint16_t)56  )
@@ -90,4 +107,30 @@
 extern const uint16_t armBitRevIndexTable2048[ARMBITREVINDEXTABLE2048_TABLE_LENGTH];
 extern const uint16_t armBitRevIndexTable4096[ARMBITREVINDEXTABLE4096_TABLE_LENGTH];
 
+/* fixed-point bit reversal tables */
+#define ARMBITREVINDEXTABLE_FIXED___16_TABLE_LENGTH ((uint16_t)12  )
+#define ARMBITREVINDEXTABLE_FIXED___32_TABLE_LENGTH ((uint16_t)24  )
+#define ARMBITREVINDEXTABLE_FIXED___64_TABLE_LENGTH ((uint16_t)56  )
+#define ARMBITREVINDEXTABLE_FIXED__128_TABLE_LENGTH ((uint16_t)112 )
+#define ARMBITREVINDEXTABLE_FIXED__256_TABLE_LENGTH ((uint16_t)240 )
+#define ARMBITREVINDEXTABLE_FIXED__512_TABLE_LENGTH ((uint16_t)480 )
+#define ARMBITREVINDEXTABLE_FIXED_1024_TABLE_LENGTH ((uint16_t)992 )
+#define ARMBITREVINDEXTABLE_FIXED_2048_TABLE_LENGTH ((uint16_t)1984)
+#define ARMBITREVINDEXTABLE_FIXED_4096_TABLE_LENGTH ((uint16_t)4032)
+
+extern const uint16_t armBitRevIndexTable_fixed_16[ARMBITREVINDEXTABLE_FIXED___16_TABLE_LENGTH];
+extern const uint16_t armBitRevIndexTable_fixed_32[ARMBITREVINDEXTABLE_FIXED___32_TABLE_LENGTH];
+extern const uint16_t armBitRevIndexTable_fixed_64[ARMBITREVINDEXTABLE_FIXED___64_TABLE_LENGTH];
+extern const uint16_t armBitRevIndexTable_fixed_128[ARMBITREVINDEXTABLE_FIXED__128_TABLE_LENGTH];
+extern const uint16_t armBitRevIndexTable_fixed_256[ARMBITREVINDEXTABLE_FIXED__256_TABLE_LENGTH];
+extern const uint16_t armBitRevIndexTable_fixed_512[ARMBITREVINDEXTABLE_FIXED__512_TABLE_LENGTH];
+extern const uint16_t armBitRevIndexTable_fixed_1024[ARMBITREVINDEXTABLE_FIXED_1024_TABLE_LENGTH];
+extern const uint16_t armBitRevIndexTable_fixed_2048[ARMBITREVINDEXTABLE_FIXED_2048_TABLE_LENGTH];
+extern const uint16_t armBitRevIndexTable_fixed_4096[ARMBITREVINDEXTABLE_FIXED_4096_TABLE_LENGTH];
+
+/* Tables for Fast Math Sine and Cosine */
+extern const float32_t sinTable_f32[FAST_MATH_TABLE_SIZE + 1];
+extern const q31_t sinTable_q31[FAST_MATH_TABLE_SIZE + 1];
+extern const q15_t sinTable_q15[FAST_MATH_TABLE_SIZE + 1];
+
 #endif /*  ARM_COMMON_TABLES_H */