third_party/speex/libspeex/arch.h

   1 /* Copyright (C) 2003 Jean-Marc Valin */
   2 /**
   3    @file arch.h
   4    @brief Various architecture definitions Speex
   5 */
   6 /*
   7    Redistribution and use in source and binary forms, with or without
   8    modification, are permitted provided that the following conditions
   9    are met:
  10
  11    - Redistributions of source code must retain the above copyright
  12    notice, this list of conditions and the following disclaimer.
  13
  14    - Redistributions in binary form must reproduce the above copyright
  15    notice, this list of conditions and the following disclaimer in the
  16    documentation and/or other materials provided with the distribution.
  17
  18    - Neither the name of the Xiph.org Foundation nor the names of its
  19    contributors may be used to endorse or promote products derived from
  20    this software without specific prior written permission.
  21
  22    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  23    ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  24    LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  25    A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR
  26    CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  27    EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  28    PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  29    PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  30    LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  31    NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  32    SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  33 */
  34
  35 #ifndef ARCH_H
  36 #define ARCH_H
  37
  38 #ifndef SPEEX_VERSION
  39 #define SPEEX_MAJOR_VERSION 1         /**< Major Speex version. */
  40 #define SPEEX_MINOR_VERSION 1         /**< Minor Speex version. */
  41 #define SPEEX_MICRO_VERSION 15        /**< Micro Speex version. */
  42 #define SPEEX_EXTRA_VERSION ""        /**< Extra Speex version. */
  43 #define SPEEX_VERSION "speex-1.2beta3"  /**< Speex version string. */
  44 #endif
  45
  46 /* A couple test to catch stupid option combinations */
  47 #ifdef FIXED_POINT
  48
  49 #ifdef FLOATING_POINT
  50 #error You cannot compile as floating point and fixed point at the same time
  51 #endif
  52 #ifdef _USE_SSE
  53 #error SSE is only for floating-point
  54 #endif
  55 #if ((defined (ARM4_ASM)||defined (ARM4_ASM)) && defined(BFIN_ASM)) || (defined (ARM4_ASM)&&defined(ARM5E_ASM))
  56 #error Make up your mind. What CPU do you have?
  57 #endif
  58 #ifdef VORBIS_PSYCHO
  59 #error Vorbis-psy model currently not implemented in fixed-point
  60 #endif
  61
  62 #else
  63
  64 #ifndef FLOATING_POINT
  65 #error You now need to define either FIXED_POINT or FLOATING_POINT
  66 #endif
  67 #if defined (ARM4_ASM) || defined(ARM5E_ASM) || defined(BFIN_ASM)
  68 #error I suppose you can have a [ARM4/ARM5E/Blackfin] that has float instructions?
  69 #endif
  70 #ifdef FIXED_POINT_DEBUG
  71 #error "Don't you think enabling fixed-point is a good thing to do if you want to debug that?"
  72 #endif
  73
  74
  75 #endif
  76
  77 #ifndef OUTSIDE_SPEEX
  78 #include "speex/speex_types.h"
  79 #endif
  80
  81 #define ABS(x) ((x) < 0 ? (-(x)) : (x))      /**< Absolute integer value. */
  82 #define ABS16(x) ((x) < 0 ? (-(x)) : (x))    /**< Absolute 16-bit value.  */
  83 #define MIN16(a,b) ((a) < (b) ? (a) : (b))   /**< Maximum 16-bit value.   */
  84 #define MAX16(a,b) ((a) > (b) ? (a) : (b))   /**< Maximum 16-bit value.   */
  85 #define ABS32(x) ((x) < 0 ? (-(x)) : (x))    /**< Absolute 32-bit value.  */
  86 #define MIN32(a,b) ((a) < (b) ? (a) : (b))   /**< Maximum 32-bit value.   */
  87 #define MAX32(a,b) ((a) > (b) ? (a) : (b))   /**< Maximum 32-bit value.   */
  88
  89 #ifdef FIXED_POINT
  90
  91 typedef spx_int16_t spx_word16_t;
  92 typedef spx_int32_t   spx_word32_t;
  93 typedef spx_word32_t spx_mem_t;
  94 typedef spx_word16_t spx_coef_t;
  95 typedef spx_word16_t spx_lsp_t;
  96 typedef spx_word32_t spx_sig_t;
  97
  98 #define Q15ONE 32767
  99
 100 #define LPC_SCALING  8192
 101 #define SIG_SCALING  16384
 102 #define LSP_SCALING  8192.
 103 #define GAMMA_SCALING 32768.
 104 #define GAIN_SCALING 64
 105 #define GAIN_SCALING_1 0.015625
 106
 107 #define LPC_SHIFT    13
 108 #define LSP_SHIFT    13
 109 #define SIG_SHIFT    14
 110 #define GAIN_SHIFT   6
 111
 112 #define VERY_SMALL 0
 113 #define VERY_LARGE32 ((spx_word32_t)2147483647)
 114 #define VERY_LARGE16 ((spx_word16_t)32767)
 115 #define Q15_ONE ((spx_word16_t)32767)
 116
 117
 118 #ifdef FIXED_DEBUG
 119 #include "fixed_debug.h"
 120 #else
 121
 122 #include "fixed_generic.h"
 123
 124 #ifdef ARM5E_ASM
 125 #include "fixed_arm5e.h"
 126 #elif defined (ARM4_ASM)
 127 #include "fixed_arm4.h"
 128 #elif defined (BFIN_ASM)
 129 #include "fixed_bfin.h"
 130 #endif
 131
 132 #endif
 133
 134
 135 #else
 136
 137 typedef float spx_mem_t;
 138 typedef float spx_coef_t;
 139 typedef float spx_lsp_t;
 140 typedef float spx_sig_t;
 141 typedef float spx_word16_t;
 142 typedef float spx_word32_t;
 143
 144 #define Q15ONE 1.0f
 145 #define LPC_SCALING  1.f
 146 #define SIG_SCALING  1.f
 147 #define LSP_SCALING  1.f
 148 #define GAMMA_SCALING 1.f
 149 #define GAIN_SCALING 1.f
 150 #define GAIN_SCALING_1 1.f
 151
 152
 153 #define VERY_SMALL 1e-15f
 154 #define VERY_LARGE32 1e15f
 155 #define VERY_LARGE16 1e15f
 156 #define Q15_ONE ((spx_word16_t)1.f)
 157
 158 #define QCONST16(x,bits) (x)
 159 #define QCONST32(x,bits) (x)
 160
 161 #define NEG16(x) (-(x))
 162 #define NEG32(x) (-(x))
 163 #define EXTRACT16(x) (x)
 164 #define EXTEND32(x) (x)
 165 #define SHR16(a,shift) (a)
 166 #define SHL16(a,shift) (a)
 167 #define SHR32(a,shift) (a)
 168 #define SHL32(a,shift) (a)
 169 #define PSHR16(a,shift) (a)
 170 #define PSHR32(a,shift) (a)
 171 #define VSHR32(a,shift) (a)
 172 #define SATURATE16(x,a) (x)
 173 #define SATURATE32(x,a) (x)
 174
 175 #define PSHR(a,shift)       (a)
 176 #define SHR(a,shift)       (a)
 177 #define SHL(a,shift)       (a)
 178 #define SATURATE(x,a) (x)
 179
 180 #define ADD16(a,b) ((a)+(b))
 181 #define SUB16(a,b) ((a)-(b))
 182 #define ADD32(a,b) ((a)+(b))
 183 #define SUB32(a,b) ((a)-(b))
 184 #define MULT16_16_16(a,b)     ((a)*(b))
 185 #define MULT16_16(a,b)     ((spx_word32_t)(a)*(spx_word32_t)(b))
 186 #define MAC16_16(c,a,b)     ((c)+(spx_word32_t)(a)*(spx_word32_t)(b))
 187
 188 #define MULT16_32_Q11(a,b)     ((a)*(b))
 189 #define MULT16_32_Q13(a,b)     ((a)*(b))
 190 #define MULT16_32_Q14(a,b)     ((a)*(b))
 191 #define MULT16_32_Q15(a,b)     ((a)*(b))
 192 #define MULT16_32_P15(a,b)     ((a)*(b))
 193
 194 #define MAC16_32_Q11(c,a,b)     ((c)+(a)*(b))
 195 #define MAC16_32_Q15(c,a,b)     ((c)+(a)*(b))
 196
 197 #define MAC16_16_Q11(c,a,b)     ((c)+(a)*(b))
 198 #define MAC16_16_Q13(c,a,b)     ((c)+(a)*(b))
 199 #define MAC16_16_P13(c,a,b)     ((c)+(a)*(b))
 200 #define MULT16_16_Q11_32(a,b)     ((a)*(b))
 201 #define MULT16_16_Q13(a,b)     ((a)*(b))
 202 #define MULT16_16_Q14(a,b)     ((a)*(b))
 203 #define MULT16_16_Q15(a,b)     ((a)*(b))
 204 #define MULT16_16_P15(a,b)     ((a)*(b))
 205 #define MULT16_16_P13(a,b)     ((a)*(b))
 206 #define MULT16_16_P14(a,b)     ((a)*(b))
 207
 208 #define DIV32_16(a,b)     (((spx_word32_t)(a))/(spx_word16_t)(b))
 209 #define PDIV32_16(a,b)     (((spx_word32_t)(a))/(spx_word16_t)(b))
 210 #define DIV32(a,b)     (((spx_word32_t)(a))/(spx_word32_t)(b))
 211 #define PDIV32(a,b)     (((spx_word32_t)(a))/(spx_word32_t)(b))
 212
 213
 214 #endif
 215
 216
 217 #if defined (CONFIG_TI_C54X) || defined (CONFIG_TI_C55X)
 218
 219 /* 2 on TI C5x DSP */
 220 #define BYTES_PER_CHAR 2
 221 #define BITS_PER_CHAR 16
 222 #define LOG2_BITS_PER_CHAR 4
 223
 224 #else
 225
 226 #define BYTES_PER_CHAR 1
 227 #define BITS_PER_CHAR 8
 228 #define LOG2_BITS_PER_CHAR 3
 229
 230 #endif
 231
 232
 233
 234 #ifdef FIXED_DEBUG
 235 extern long long spx_mips;
 236 #endif
 237
 238
 239 #endif