apps/codecs/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 #include "config-speex.h"
  39
  40 #ifndef SPEEX_VERSION
  41 #define SPEEX_MAJOR_VERSION 1         /**< Major Speex version. */
  42 #define SPEEX_MINOR_VERSION 1         /**< Minor Speex version. */
  43 #define SPEEX_MICRO_VERSION 15        /**< Micro Speex version. */
  44 #define SPEEX_EXTRA_VERSION ""        /**< Extra Speex version. */
  45 #define SPEEX_VERSION "speex-1.2beta4"  /**< Speex version string. */
  46 #endif
  47
  48 /* A couple test to catch stupid option combinations */
  49 #ifdef FIXED_POINT
  50
  51 #ifdef FLOATING_POINT
  52 #error You cannot compile as floating point and fixed point at the same time
  53 #endif
  54 #ifdef _USE_SSE
  55 #error SSE is only for floating-point
  56 #endif
  57 #if ((defined (ARM4_ASM)||defined (ARM4_ASM)) && defined(BFIN_ASM)) || (defined (ARM4_ASM)&&defined(ARM5E_ASM))
  58 #error Make up your mind. What CPU do you have?
  59 #endif
  60 #ifdef VORBIS_PSYCHO
  61 #error Vorbis-psy model currently not implemented in fixed-point
  62 #endif
  63
  64 #else
  65
  66 #ifndef FLOATING_POINT
  67 #error You now need to define either FIXED_POINT or FLOATING_POINT
  68 #endif
  69 #if defined (ARM4_ASM) || defined(ARM5E_ASM) || defined(BFIN_ASM)
  70 #error I suppose you can have a [ARM4/ARM5E/Blackfin] that has float instructions?
  71 #endif
  72 #ifdef FIXED_POINT_DEBUG
  73 #error "Don't you think enabling fixed-point is a good thing to do if you want to debug that?"
  74 #endif
  75
  76
  77 #endif
  78
  79 #ifndef OUTSIDE_SPEEX
  80 #include "speex/speex_types.h"
  81 #endif
  82
  83 #undef ABS
  84 #define ABS(x) ((x) < 0 ? (-(x)) : (x))      /**< Absolute integer value. */
  85 #define ABS16(x) ((x) < 0 ? (-(x)) : (x))    /**< Absolute 16-bit value.  */
  86 #define MIN16(a,b) ((a) < (b) ? (a) : (b))   /**< Maximum 16-bit value.   */
  87 #define MAX16(a,b) ((a) > (b) ? (a) : (b))   /**< Maximum 16-bit value.   */
  88 #define ABS32(x) ((x) < 0 ? (-(x)) : (x))    /**< Absolute 32-bit value.  */
  89 #define MIN32(a,b) ((a) < (b) ? (a) : (b))   /**< Maximum 32-bit value.   */
  90 #define MAX32(a,b) ((a) > (b) ? (a) : (b))   /**< Maximum 32-bit value.   */
  91
  92 #ifdef FIXED_POINT
  93
  94 typedef spx_int16_t spx_word16_t;
  95 typedef spx_int32_t   spx_word32_t;
  96 typedef spx_word32_t spx_mem_t;
  97 typedef spx_word16_t spx_coef_t;
  98 typedef spx_word16_t spx_lsp_t;
  99 typedef spx_word32_t spx_sig_t;
 100
 101 #define Q15ONE 32767
 102
 103 #define LPC_SCALING  8192
 104 #define SIG_SCALING  16384
 105 #define LSP_SCALING  8192.
 106 #define GAMMA_SCALING 32768.
 107 #define GAIN_SCALING 64
 108 #define GAIN_SCALING_1 0.015625
 109
 110 #define LPC_SHIFT    13
 111 #define LSP_SHIFT    13
 112 #define SIG_SHIFT    14
 113 #define GAIN_SHIFT   6
 114
 115 #define VERY_SMALL 0
 116 #define VERY_LARGE32 ((spx_word32_t)2147483647)
 117 #define VERY_LARGE16 ((spx_word16_t)32767)
 118 #define Q15_ONE ((spx_word16_t)32767)
 119
 120
 121 #ifdef FIXED_DEBUG
 122 #include "fixed_debug.h"
 123 #else
 124
 125 #include "fixed_generic.h"
 126
 127 #ifdef ARM5E_ASM
 128 #include "fixed_arm5e.h"
 129 #elif defined (ARM4_ASM)
 130 #include "fixed_arm4.h"
 131 #elif defined (BFIN_ASM)
 132 #include "fixed_bfin.h"
 133 #endif
 134
 135 #endif
 136
 137
 138 #else
 139
 140 typedef float spx_mem_t;
 141 typedef float spx_coef_t;
 142 typedef float spx_lsp_t;
 143 typedef float spx_sig_t;
 144 typedef float spx_word16_t;
 145 typedef float spx_word32_t;
 146
 147 #define Q15ONE 1.0f
 148 #define LPC_SCALING  1.f
 149 #define SIG_SCALING  1.f
 150 #define LSP_SCALING  1.f
 151 #define GAMMA_SCALING 1.f
 152 #define GAIN_SCALING 1.f
 153 #define GAIN_SCALING_1 1.f
 154
 155
 156 #define VERY_SMALL 1e-15f
 157 #define VERY_LARGE32 1e15f
 158 #define VERY_LARGE16 1e15f
 159 #define Q15_ONE ((spx_word16_t)1.f)
 160
 161 #define QCONST16(x,bits) (x)
 162 #define QCONST32(x,bits) (x)
 163
 164 #define NEG16(x) (-(x))
 165 #define NEG32(x) (-(x))
 166 #define EXTRACT16(x) (x)
 167 #define EXTEND32(x) (x)
 168 #define SHR16(a,shift) (a)
 169 #define SHL16(a,shift) (a)
 170 #define SHR32(a,shift) (a)
 171 #define SHL32(a,shift) (a)
 172 #define PSHR16(a,shift) (a)
 173 #define PSHR32(a,shift) (a)
 174 #define VSHR32(a,shift) (a)
 175 #define SATURATE16(x,a) (x)
 176 #define SATURATE32(x,a) (x)
 177
 178 #define PSHR(a,shift)       (a)
 179 #define SHR(a,shift)       (a)
 180 #define SHL(a,shift)       (a)
 181 #define SATURATE(x,a) (x)
 182
 183 #define ADD16(a,b) ((a)+(b))
 184 #define SUB16(a,b) ((a)-(b))
 185 #define ADD32(a,b) ((a)+(b))
 186 #define SUB32(a,b) ((a)-(b))
 187 #define MULT16_16_16(a,b)     ((a)*(b))
 188 #define MULT16_16(a,b)     ((spx_word32_t)(a)*(spx_word32_t)(b))
 189 #define MAC16_16(c,a,b)     ((c)+(spx_word32_t)(a)*(spx_word32_t)(b))
 190
 191 #define MULT16_32_Q11(a,b)     ((a)*(b))
 192 #define MULT16_32_Q13(a,b)     ((a)*(b))
 193 #define MULT16_32_Q14(a,b)     ((a)*(b))
 194 #define MULT16_32_Q15(a,b)     ((a)*(b))
 195 #define MULT16_32_P15(a,b)     ((a)*(b))
 196
 197 #define MAC16_32_Q11(c,a,b)     ((c)+(a)*(b))
 198 #define MAC16_32_Q15(c,a,b)     ((c)+(a)*(b))
 199
 200 #define MAC16_16_Q11(c,a,b)     ((c)+(a)*(b))
 201 #define MAC16_16_Q13(c,a,b)     ((c)+(a)*(b))
 202 #define MAC16_16_P13(c,a,b)     ((c)+(a)*(b))
 203 #define MULT16_16_Q11_32(a,b)     ((a)*(b))
 204 #define MULT16_16_Q13(a,b)     ((a)*(b))
 205 #define MULT16_16_Q14(a,b)     ((a)*(b))
 206 #define MULT16_16_Q15(a,b)     ((a)*(b))
 207 #define MULT16_16_P15(a,b)     ((a)*(b))
 208 #define MULT16_16_P13(a,b)     ((a)*(b))
 209 #define MULT16_16_P14(a,b)     ((a)*(b))
 210
 211 #define DIV32_16(a,b)     (((spx_word32_t)(a))/(spx_word16_t)(b))
 212 #define PDIV32_16(a,b)     (((spx_word32_t)(a))/(spx_word16_t)(b))
 213 #define DIV32(a,b)     (((spx_word32_t)(a))/(spx_word32_t)(b))
 214 #define PDIV32(a,b)     (((spx_word32_t)(a))/(spx_word32_t)(b))
 215
 216
 217 #endif
 218
 219
 220 #if defined (CONFIG_TI_C54X) || defined (CONFIG_TI_C55X)
 221
 222 /* 2 on TI C5x DSP */
 223 #define BYTES_PER_CHAR 2
 224 #define BITS_PER_CHAR 16
 225 #define LOG2_BITS_PER_CHAR 4
 226
 227 #else
 228
 229 #define BYTES_PER_CHAR 1
 230 #define BITS_PER_CHAR 8
 231 #define LOG2_BITS_PER_CHAR 3
 232
 233 #endif
 234
 235
 236
 237 #ifdef FIXED_DEBUG
 238 long long spx_mips=0;
 239 #endif
 240
 241
 242 #endif