| /* Copyright (c) 2003-2008 Jean-Marc Valin |
| Copyright (c) 2007-2008 CSIRO |
| Copyright (c) 2007-2009 Xiph.Org Foundation |
| Written by Jean-Marc Valin */ |
| /** |
| @file arch.h |
| @brief Various architecture definitions for CELT |
| */ |
| /* |
| 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. |
| |
| 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 FOUNDATION 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 ARCH_H |
| #define ARCH_H |
| |
| #include "opus_types.h" |
| |
| # if !defined(__GNUC_PREREQ) |
| # if defined(__GNUC__)&&defined(__GNUC_MINOR__) |
| # define __GNUC_PREREQ(_maj,_min) \ |
| ((__GNUC__<<16)+__GNUC_MINOR__>=((_maj)<<16)+(_min)) |
| # else |
| # define __GNUC_PREREQ(_maj,_min) 0 |
| # endif |
| # endif |
| |
| #define CELT_SIG_SCALE 32768.f |
| |
| #define celt_fatal(str) _celt_fatal(str, __FILE__, __LINE__); |
| #ifdef ENABLE_ASSERTIONS |
| #include <stdio.h> |
| #include <stdlib.h> |
| #ifdef __GNUC__ |
| __attribute__((noreturn)) |
| #endif |
| static inline void _celt_fatal(const char *str, const char *file, int line) |
| { |
| fprintf (stderr, "Fatal (internal) error in %s, line %d: %s\n", file, line, str); |
| abort(); |
| } |
| #define celt_assert(cond) {if (!(cond)) {celt_fatal("assertion failed: " #cond);}} |
| #define celt_assert2(cond, message) {if (!(cond)) {celt_fatal("assertion failed: " #cond "\n" message);}} |
| #else |
| #define celt_assert(cond) |
| #define celt_assert2(cond, message) |
| #endif |
| |
| #define IMUL32(a,b) ((a)*(b)) |
| |
| #define ABS(x) ((x) < 0 ? (-(x)) : (x)) /**< Absolute integer value. */ |
| #define ABS16(x) ((x) < 0 ? (-(x)) : (x)) /**< Absolute 16-bit value. */ |
| #define MIN16(a,b) ((a) < (b) ? (a) : (b)) /**< Minimum 16-bit value. */ |
| #define MAX16(a,b) ((a) > (b) ? (a) : (b)) /**< Maximum 16-bit value. */ |
| #define ABS32(x) ((x) < 0 ? (-(x)) : (x)) /**< Absolute 32-bit value. */ |
| #define MIN32(a,b) ((a) < (b) ? (a) : (b)) /**< Minimum 32-bit value. */ |
| #define MAX32(a,b) ((a) > (b) ? (a) : (b)) /**< Maximum 32-bit value. */ |
| #define IMIN(a,b) ((a) < (b) ? (a) : (b)) /**< Minimum int value. */ |
| #define IMAX(a,b) ((a) > (b) ? (a) : (b)) /**< Maximum int value. */ |
| #define UADD32(a,b) ((a)+(b)) |
| #define USUB32(a,b) ((a)-(b)) |
| |
| #define PRINT_MIPS(file) |
| |
| #ifdef FIXED_POINT |
| |
| typedef opus_int16 opus_val16; |
| typedef opus_int32 opus_val32; |
| |
| typedef opus_val32 celt_sig; |
| typedef opus_val16 celt_norm; |
| typedef opus_val32 celt_ener; |
| |
| #define Q15ONE 32767 |
| |
| #define SIG_SHIFT 12 |
| |
| #define NORM_SCALING 16384 |
| |
| #define DB_SHIFT 10 |
| |
| #define EPSILON 1 |
| #define VERY_LARGE16 ((opus_val16)32767) |
| #define Q15_ONE ((opus_val16)32767) |
| |
| #define SCALEIN(a) (a) |
| #define SCALEOUT(a) (a) |
| |
| #ifdef FIXED_DEBUG |
| #include "fixed_debug.h" |
| #else |
| |
| #include "fixed_generic.h" |
| |
| #ifdef ARM5E_ASM |
| #include "fixed_arm5e.h" |
| #elif defined (ARM4_ASM) |
| #include "fixed_arm4.h" |
| #elif defined (BFIN_ASM) |
| #include "fixed_bfin.h" |
| #elif defined (TI_C5X_ASM) |
| #include "fixed_c5x.h" |
| #elif defined (TI_C6X_ASM) |
| #include "fixed_c6x.h" |
| #endif |
| |
| #endif |
| |
| #else /* FIXED_POINT */ |
| |
| typedef float opus_val16; |
| typedef float opus_val32; |
| |
| typedef float celt_sig; |
| typedef float celt_norm; |
| typedef float celt_ener; |
| |
| #define Q15ONE 1.0f |
| |
| #define NORM_SCALING 1.f |
| |
| #define EPSILON 1e-15f |
| #define VERY_LARGE16 1e15f |
| #define Q15_ONE ((opus_val16)1.f) |
| |
| #define QCONST16(x,bits) (x) |
| #define QCONST32(x,bits) (x) |
| |
| #define NEG16(x) (-(x)) |
| #define NEG32(x) (-(x)) |
| #define EXTRACT16(x) (x) |
| #define EXTEND32(x) (x) |
| #define SHR16(a,shift) (a) |
| #define SHL16(a,shift) (a) |
| #define SHR32(a,shift) (a) |
| #define SHL32(a,shift) (a) |
| #define PSHR32(a,shift) (a) |
| #define VSHR32(a,shift) (a) |
| |
| #define PSHR(a,shift) (a) |
| #define SHR(a,shift) (a) |
| #define SHL(a,shift) (a) |
| #define SATURATE(x,a) (x) |
| |
| #define ROUND16(a,shift) (a) |
| #define HALF16(x) (.5f*(x)) |
| #define HALF32(x) (.5f*(x)) |
| |
| #define ADD16(a,b) ((a)+(b)) |
| #define SUB16(a,b) ((a)-(b)) |
| #define ADD32(a,b) ((a)+(b)) |
| #define SUB32(a,b) ((a)-(b)) |
| #define MULT16_16_16(a,b) ((a)*(b)) |
| #define MULT16_16(a,b) ((opus_val32)(a)*(opus_val32)(b)) |
| #define MAC16_16(c,a,b) ((c)+(opus_val32)(a)*(opus_val32)(b)) |
| |
| #define MULT16_32_Q15(a,b) ((a)*(b)) |
| #define MULT16_32_Q16(a,b) ((a)*(b)) |
| |
| #define MULT32_32_Q31(a,b) ((a)*(b)) |
| |
| #define MAC16_32_Q15(c,a,b) ((c)+(a)*(b)) |
| |
| #define MULT16_16_Q11_32(a,b) ((a)*(b)) |
| #define MULT16_16_Q13(a,b) ((a)*(b)) |
| #define MULT16_16_Q14(a,b) ((a)*(b)) |
| #define MULT16_16_Q15(a,b) ((a)*(b)) |
| #define MULT16_16_P15(a,b) ((a)*(b)) |
| #define MULT16_16_P13(a,b) ((a)*(b)) |
| #define MULT16_16_P14(a,b) ((a)*(b)) |
| |
| #define DIV32_16(a,b) (((opus_val32)(a))/(opus_val16)(b)) |
| #define DIV32(a,b) (((opus_val32)(a))/(opus_val32)(b)) |
| |
| #define SCALEIN(a) ((a)*CELT_SIG_SCALE) |
| #define SCALEOUT(a) ((a)*(1/CELT_SIG_SCALE)) |
| |
| #endif /* !FIXED_POINT */ |
| |
| #ifndef GLOBAL_STACK_SIZE |
| #ifdef FIXED_POINT |
| #define GLOBAL_STACK_SIZE 100000 |
| #else |
| #define GLOBAL_STACK_SIZE 100000 |
| #endif |
| #endif |
| |
| #endif /* ARCH_H */ |