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      1 /***********************************************************************
      2 Copyright (c) 2006-2011, Skype Limited. All rights reserved.
      3 Copyright (C) 2012 Xiph.Org Foundation
      4 Redistribution and use in source and binary forms, with or without
      5 modification, are permitted provided that the following conditions
      6 are met:
      7 - Redistributions of source code must retain the above copyright notice,
      8 this list of conditions and the following disclaimer.
      9 - Redistributions in binary form must reproduce the above copyright
     10 notice, this list of conditions and the following disclaimer in the
     11 documentation and/or other materials provided with the distribution.
     12 - Neither the name of Internet Society, IETF or IETF Trust, nor the
     13 names of specific contributors, may be used to endorse or promote
     14 products derived from this software without specific prior written
     15 permission.
     16 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
     17 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     18 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     19 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
     20 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     21 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     22 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     23 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     24 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     25 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     26 POSSIBILITY OF SUCH DAMAGE.
     27 ***********************************************************************/
     28 
     29 #ifndef MACRO_DEBUG_H
     30 #define MACRO_DEBUG_H
     31 
     32 /* Redefine macro functions with extensive assertion in DEBUG mode.
     33    As functions can't be undefined, this file can't work with SigProcFIX_MacroCount.h */
     34 
     35 #if ( defined (FIXED_DEBUG) || ( 0 && defined (_DEBUG) ) ) && !defined (silk_MACRO_COUNT)
     36 
     37 #undef silk_ADD16
     38 #define silk_ADD16(a,b) silk_ADD16_((a), (b), __FILE__, __LINE__)
     39 static inline opus_int16 silk_ADD16_(opus_int16 a, opus_int16 b, char *file, int line){
     40     opus_int16 ret;
     41 
     42     ret = a + b;
     43     if ( ret != silk_ADD_SAT16( a, b ) )
     44     {
     45         fprintf (stderr, "silk_ADD16(%d, %d) in %s: line %d\n", a, b, file, line);
     46 #ifdef FIXED_DEBUG_ASSERT
     47         silk_assert( 0 );
     48 #endif
     49     }
     50     return ret;
     51 }
     52 
     53 #undef silk_ADD32
     54 #define silk_ADD32(a,b) silk_ADD32_((a), (b), __FILE__, __LINE__)
     55 static inline opus_int32 silk_ADD32_(opus_int32 a, opus_int32 b, char *file, int line){
     56     opus_int32 ret;
     57 
     58     ret = a + b;
     59     if ( ret != silk_ADD_SAT32( a, b ) )
     60     {
     61         fprintf (stderr, "silk_ADD32(%d, %d) in %s: line %d\n", a, b, file, line);
     62 #ifdef FIXED_DEBUG_ASSERT
     63         silk_assert( 0 );
     64 #endif
     65     }
     66     return ret;
     67 }
     68 
     69 #undef silk_ADD64
     70 #define silk_ADD64(a,b) silk_ADD64_((a), (b), __FILE__, __LINE__)
     71 static inline opus_int64 silk_ADD64_(opus_int64 a, opus_int64 b, char *file, int line){
     72     opus_int64 ret;
     73 
     74     ret = a + b;
     75     if ( ret != silk_ADD_SAT64( a, b ) )
     76     {
     77         fprintf (stderr, "silk_ADD64(%lld, %lld) in %s: line %d\n", (long long)a, (long long)b, file, line);
     78 #ifdef FIXED_DEBUG_ASSERT
     79         silk_assert( 0 );
     80 #endif
     81     }
     82     return ret;
     83 }
     84 
     85 #undef silk_SUB16
     86 #define silk_SUB16(a,b) silk_SUB16_((a), (b), __FILE__, __LINE__)
     87 static inline opus_int16 silk_SUB16_(opus_int16 a, opus_int16 b, char *file, int line){
     88     opus_int16 ret;
     89 
     90     ret = a - b;
     91     if ( ret != silk_SUB_SAT16( a, b ) )
     92     {
     93         fprintf (stderr, "silk_SUB16(%d, %d) in %s: line %d\n", a, b, file, line);
     94 #ifdef FIXED_DEBUG_ASSERT
     95         silk_assert( 0 );
     96 #endif
     97     }
     98     return ret;
     99 }
    100 
    101 #undef silk_SUB32
    102 #define silk_SUB32(a,b) silk_SUB32_((a), (b), __FILE__, __LINE__)
    103 static inline opus_int32 silk_SUB32_(opus_int32 a, opus_int32 b, char *file, int line){
    104     opus_int32 ret;
    105 
    106     ret = a - b;
    107     if ( ret != silk_SUB_SAT32( a, b ) )
    108     {
    109         fprintf (stderr, "silk_SUB32(%d, %d) in %s: line %d\n", a, b, file, line);
    110 #ifdef FIXED_DEBUG_ASSERT
    111         silk_assert( 0 );
    112 #endif
    113     }
    114     return ret;
    115 }
    116 
    117 #undef silk_SUB64
    118 #define silk_SUB64(a,b) silk_SUB64_((a), (b), __FILE__, __LINE__)
    119 static inline opus_int64 silk_SUB64_(opus_int64 a, opus_int64 b, char *file, int line){
    120     opus_int64 ret;
    121 
    122     ret = a - b;
    123     if ( ret != silk_SUB_SAT64( a, b ) )
    124     {
    125         fprintf (stderr, "silk_SUB64(%lld, %lld) in %s: line %d\n", (long long)a, (long long)b, file, line);
    126 #ifdef FIXED_DEBUG_ASSERT
    127         silk_assert( 0 );
    128 #endif
    129     }
    130     return ret;
    131 }
    132 
    133 #undef silk_ADD_SAT16
    134 #define silk_ADD_SAT16(a,b) silk_ADD_SAT16_((a), (b), __FILE__, __LINE__)
    135 static inline opus_int16 silk_ADD_SAT16_( opus_int16 a16, opus_int16 b16, char *file, int line) {
    136     opus_int16 res;
    137     res = (opus_int16)silk_SAT16( silk_ADD32( (opus_int32)(a16), (b16) ) );
    138     if ( res != silk_SAT16( (opus_int32)a16 + (opus_int32)b16 ) )
    139     {
    140         fprintf (stderr, "silk_ADD_SAT16(%d, %d) in %s: line %d\n", a16, b16, file, line);
    141 #ifdef FIXED_DEBUG_ASSERT
    142         silk_assert( 0 );
    143 #endif
    144     }
    145     return res;
    146 }
    147 
    148 #undef silk_ADD_SAT32
    149 #define silk_ADD_SAT32(a,b) silk_ADD_SAT32_((a), (b), __FILE__, __LINE__)
    150 static inline opus_int32 silk_ADD_SAT32_(opus_int32 a32, opus_int32 b32, char *file, int line){
    151     opus_int32 res;
    152     res =   ((((opus_uint32)(a32) + (opus_uint32)(b32)) & 0x80000000) == 0 ?       \
    153             ((((a32) & (b32)) & 0x80000000) != 0 ? silk_int32_MIN : (a32)+(b32)) : \
    154             ((((a32) | (b32)) & 0x80000000) == 0 ? silk_int32_MAX : (a32)+(b32)) );
    155     if ( res != silk_SAT32( (opus_int64)a32 + (opus_int64)b32 ) )
    156     {
    157         fprintf (stderr, "silk_ADD_SAT32(%d, %d) in %s: line %d\n", a32, b32, file, line);
    158 #ifdef FIXED_DEBUG_ASSERT
    159         silk_assert( 0 );
    160 #endif
    161     }
    162     return res;
    163 }
    164 
    165 #undef silk_ADD_SAT64
    166 #define silk_ADD_SAT64(a,b) silk_ADD_SAT64_((a), (b), __FILE__, __LINE__)
    167 static inline opus_int64 silk_ADD_SAT64_( opus_int64 a64, opus_int64 b64, char *file, int line) {
    168     opus_int64 res;
    169     int        fail = 0;
    170     res =   ((((a64) + (b64)) & 0x8000000000000000LL) == 0 ?                                 \
    171             ((((a64) & (b64)) & 0x8000000000000000LL) != 0 ? silk_int64_MIN : (a64)+(b64)) : \
    172             ((((a64) | (b64)) & 0x8000000000000000LL) == 0 ? silk_int64_MAX : (a64)+(b64)) );
    173     if( res != a64 + b64 ) {
    174         /* Check that we saturated to the correct extreme value */
    175         if ( !(( res == silk_int64_MAX && ( ( a64 >> 1 ) + ( b64 >> 1 ) > ( silk_int64_MAX >> 3 ) ) ) ||
    176                ( res == silk_int64_MIN && ( ( a64 >> 1 ) + ( b64 >> 1 ) < ( silk_int64_MIN >> 3 ) ) ) ) )
    177         {
    178             fail = 1;
    179         }
    180     } else {
    181         /* Saturation not necessary */
    182         fail = res != a64 + b64;
    183     }
    184     if ( fail )
    185     {
    186         fprintf (stderr, "silk_ADD_SAT64(%lld, %lld) in %s: line %d\n", (long long)a64, (long long)b64, file, line);
    187 #ifdef FIXED_DEBUG_ASSERT
    188         silk_assert( 0 );
    189 #endif
    190     }
    191     return res;
    192 }
    193 
    194 #undef silk_SUB_SAT16
    195 #define silk_SUB_SAT16(a,b) silk_SUB_SAT16_((a), (b), __FILE__, __LINE__)
    196 static inline opus_int16 silk_SUB_SAT16_( opus_int16 a16, opus_int16 b16, char *file, int line ) {
    197     opus_int16 res;
    198     res = (opus_int16)silk_SAT16( silk_SUB32( (opus_int32)(a16), (b16) ) );
    199     if ( res != silk_SAT16( (opus_int32)a16 - (opus_int32)b16 ) )
    200     {
    201         fprintf (stderr, "silk_SUB_SAT16(%d, %d) in %s: line %d\n", a16, b16, file, line);
    202 #ifdef FIXED_DEBUG_ASSERT
    203         silk_assert( 0 );
    204 #endif
    205     }
    206     return res;
    207 }
    208 
    209 #undef silk_SUB_SAT32
    210 #define silk_SUB_SAT32(a,b) silk_SUB_SAT32_((a), (b), __FILE__, __LINE__)
    211 static inline opus_int32 silk_SUB_SAT32_( opus_int32 a32, opus_int32 b32, char *file, int line ) {
    212     opus_int32 res;
    213     res =   ((((opus_uint32)(a32)-(opus_uint32)(b32)) & 0x80000000) == 0 ?                \
    214             (( (a32) & ((b32)^0x80000000) & 0x80000000) ? silk_int32_MIN : (a32)-(b32)) : \
    215             ((((a32)^0x80000000) & (b32)  & 0x80000000) ? silk_int32_MAX : (a32)-(b32)) );
    216     if ( res != silk_SAT32( (opus_int64)a32 - (opus_int64)b32 ) )
    217     {
    218         fprintf (stderr, "silk_SUB_SAT32(%d, %d) in %s: line %d\n", a32, b32, file, line);
    219 #ifdef FIXED_DEBUG_ASSERT
    220         silk_assert( 0 );
    221 #endif
    222     }
    223     return res;
    224 }
    225 
    226 #undef silk_SUB_SAT64
    227 #define silk_SUB_SAT64(a,b) silk_SUB_SAT64_((a), (b), __FILE__, __LINE__)
    228 static inline opus_int64 silk_SUB_SAT64_( opus_int64 a64, opus_int64 b64, char *file, int line ) {
    229     opus_int64 res;
    230     int        fail = 0;
    231     res =   ((((a64)-(b64)) & 0x8000000000000000LL) == 0 ?                                                    \
    232             (( (a64) & ((b64)^0x8000000000000000LL) & 0x8000000000000000LL) ? silk_int64_MIN : (a64)-(b64)) : \
    233             ((((a64)^0x8000000000000000LL) & (b64)  & 0x8000000000000000LL) ? silk_int64_MAX : (a64)-(b64)) );
    234     if( res != a64 - b64 ) {
    235         /* Check that we saturated to the correct extreme value */
    236         if( !(( res == silk_int64_MAX && ( ( a64 >> 1 ) + ( b64 >> 1 ) > ( silk_int64_MAX >> 3 ) ) ) ||
    237               ( res == silk_int64_MIN && ( ( a64 >> 1 ) + ( b64 >> 1 ) < ( silk_int64_MIN >> 3 ) ) ) ))
    238         {
    239             fail = 1;
    240         }
    241     } else {
    242         /* Saturation not necessary */
    243         fail = res != a64 - b64;
    244     }
    245     if ( fail )
    246     {
    247         fprintf (stderr, "silk_SUB_SAT64(%lld, %lld) in %s: line %d\n", (long long)a64, (long long)b64, file, line);
    248 #ifdef FIXED_DEBUG_ASSERT
    249         silk_assert( 0 );
    250 #endif
    251     }
    252     return res;
    253 }
    254 
    255 #undef silk_MUL
    256 #define silk_MUL(a,b) silk_MUL_((a), (b), __FILE__, __LINE__)
    257 static inline opus_int32 silk_MUL_(opus_int32 a32, opus_int32 b32, char *file, int line){
    258     opus_int32 ret;
    259     opus_int64 ret64;
    260     ret = a32 * b32;
    261     ret64 = (opus_int64)a32 * (opus_int64)b32;
    262     if ( (opus_int64)ret != ret64 )
    263     {
    264         fprintf (stderr, "silk_MUL(%d, %d) in %s: line %d\n", a32, b32, file, line);
    265 #ifdef FIXED_DEBUG_ASSERT
    266         silk_assert( 0 );
    267 #endif
    268     }
    269     return ret;
    270 }
    271 
    272 #undef silk_MUL_uint
    273 #define silk_MUL_uint(a,b) silk_MUL_uint_((a), (b), __FILE__, __LINE__)
    274 static inline opus_uint32 silk_MUL_uint_(opus_uint32 a32, opus_uint32 b32, char *file, int line){
    275     opus_uint32 ret;
    276     ret = a32 * b32;
    277     if ( (opus_uint64)ret != (opus_uint64)a32 * (opus_uint64)b32 )
    278     {
    279         fprintf (stderr, "silk_MUL_uint(%u, %u) in %s: line %d\n", a32, b32, file, line);
    280 #ifdef FIXED_DEBUG_ASSERT
    281         silk_assert( 0 );
    282 #endif
    283     }
    284     return ret;
    285 }
    286 
    287 #undef silk_MLA
    288 #define silk_MLA(a,b,c) silk_MLA_((a), (b), (c), __FILE__, __LINE__)
    289 static inline opus_int32 silk_MLA_(opus_int32 a32, opus_int32 b32, opus_int32 c32, char *file, int line){
    290     opus_int32 ret;
    291     ret = a32 + b32 * c32;
    292     if ( (opus_int64)ret != (opus_int64)a32 + (opus_int64)b32 * (opus_int64)c32 )
    293     {
    294         fprintf (stderr, "silk_MLA(%d, %d, %d) in %s: line %d\n", a32, b32, c32, file, line);
    295 #ifdef FIXED_DEBUG_ASSERT
    296         silk_assert( 0 );
    297 #endif
    298     }
    299     return ret;
    300 }
    301 
    302 #undef silk_MLA_uint
    303 #define silk_MLA_uint(a,b,c) silk_MLA_uint_((a), (b), (c), __FILE__, __LINE__)
    304 static inline opus_int32 silk_MLA_uint_(opus_uint32 a32, opus_uint32 b32, opus_uint32 c32, char *file, int line){
    305     opus_uint32 ret;
    306     ret = a32 + b32 * c32;
    307     if ( (opus_int64)ret != (opus_int64)a32 + (opus_int64)b32 * (opus_int64)c32 )
    308     {
    309         fprintf (stderr, "silk_MLA_uint(%d, %d, %d) in %s: line %d\n", a32, b32, c32, file, line);
    310 #ifdef FIXED_DEBUG_ASSERT
    311         silk_assert( 0 );
    312 #endif
    313     }
    314     return ret;
    315 }
    316 
    317 #undef silk_SMULWB
    318 #define silk_SMULWB(a,b) silk_SMULWB_((a), (b), __FILE__, __LINE__)
    319 static inline opus_int32 silk_SMULWB_(opus_int32 a32, opus_int32 b32, char *file, int line){
    320     opus_int32 ret;
    321     ret = (a32 >> 16) * (opus_int32)((opus_int16)b32) + (((a32 & 0x0000FFFF) * (opus_int32)((opus_int16)b32)) >> 16);
    322     if ( (opus_int64)ret != ((opus_int64)a32 * (opus_int16)b32) >> 16 )
    323     {
    324         fprintf (stderr, "silk_SMULWB(%d, %d) in %s: line %d\n", a32, b32, file, line);
    325 #ifdef FIXED_DEBUG_ASSERT
    326         silk_assert( 0 );
    327 #endif
    328     }
    329     return ret;
    330 }
    331 
    332 #undef silk_SMLAWB
    333 #define silk_SMLAWB(a,b,c) silk_SMLAWB_((a), (b), (c), __FILE__, __LINE__)
    334 static inline opus_int32 silk_SMLAWB_(opus_int32 a32, opus_int32 b32, opus_int32 c32, char *file, int line){
    335     opus_int32 ret;
    336     ret = silk_ADD32( a32, silk_SMULWB( b32, c32 ) );
    337     if ( silk_ADD32( a32, silk_SMULWB( b32, c32 ) ) != silk_ADD_SAT32( a32, silk_SMULWB( b32, c32 ) ) )
    338     {
    339         fprintf (stderr, "silk_SMLAWB(%d, %d, %d) in %s: line %d\n", a32, b32, c32, file, line);
    340 #ifdef FIXED_DEBUG_ASSERT
    341         silk_assert( 0 );
    342 #endif
    343     }
    344     return ret;
    345 }
    346 
    347 #undef silk_SMULWT
    348 #define silk_SMULWT(a,b) silk_SMULWT_((a), (b), __FILE__, __LINE__)
    349 static inline opus_int32 silk_SMULWT_(opus_int32 a32, opus_int32 b32, char *file, int line){
    350     opus_int32 ret;
    351     ret = (a32 >> 16) * (b32 >> 16) + (((a32 & 0x0000FFFF) * (b32 >> 16)) >> 16);
    352     if ( (opus_int64)ret != ((opus_int64)a32 * (b32 >> 16)) >> 16 )
    353     {
    354         fprintf (stderr, "silk_SMULWT(%d, %d) in %s: line %d\n", a32, b32, file, line);
    355 #ifdef FIXED_DEBUG_ASSERT
    356         silk_assert( 0 );
    357 #endif
    358     }
    359     return ret;
    360 }
    361 
    362 #undef silk_SMLAWT
    363 #define silk_SMLAWT(a,b,c) silk_SMLAWT_((a), (b), (c), __FILE__, __LINE__)
    364 static inline opus_int32 silk_SMLAWT_(opus_int32 a32, opus_int32 b32, opus_int32 c32, char *file, int line){
    365     opus_int32 ret;
    366     ret = a32 + ((b32 >> 16) * (c32 >> 16)) + (((b32 & 0x0000FFFF) * ((c32 >> 16)) >> 16));
    367     if ( (opus_int64)ret != (opus_int64)a32 + (((opus_int64)b32 * (c32 >> 16)) >> 16) )
    368     {
    369         fprintf (stderr, "silk_SMLAWT(%d, %d, %d) in %s: line %d\n", a32, b32, c32, file, line);
    370 #ifdef FIXED_DEBUG_ASSERT
    371         silk_assert( 0 );
    372 #endif
    373     }
    374     return ret;
    375 }
    376 
    377 #undef silk_SMULL
    378 #define silk_SMULL(a,b) silk_SMULL_((a), (b), __FILE__, __LINE__)
    379 static inline opus_int64 silk_SMULL_(opus_int64 a64, opus_int64 b64, char *file, int line){
    380     opus_int64 ret64;
    381     int        fail = 0;
    382     ret64 = a64 * b64;
    383     if( b64 != 0 ) {
    384         fail = a64 != (ret64 / b64);
    385     } else if( a64 != 0 ) {
    386         fail = b64 != (ret64 / a64);
    387     }
    388     if ( fail )
    389     {
    390         fprintf (stderr, "silk_SMULL(%lld, %lld) in %s: line %d\n", (long long)a64, (long long)b64, file, line);
    391 #ifdef FIXED_DEBUG_ASSERT
    392         silk_assert( 0 );
    393 #endif
    394     }
    395     return ret64;
    396 }
    397 
    398 /* no checking needed for silk_SMULBB */
    399 #undef silk_SMLABB
    400 #define silk_SMLABB(a,b,c) silk_SMLABB_((a), (b), (c), __FILE__, __LINE__)
    401 static inline opus_int32 silk_SMLABB_(opus_int32 a32, opus_int32 b32, opus_int32 c32, char *file, int line){
    402     opus_int32 ret;
    403     ret = a32 + (opus_int32)((opus_int16)b32) * (opus_int32)((opus_int16)c32);
    404     if ( (opus_int64)ret != (opus_int64)a32 + (opus_int64)b32 * (opus_int16)c32 )
    405     {
    406         fprintf (stderr, "silk_SMLABB(%d, %d, %d) in %s: line %d\n", a32, b32, c32, file, line);
    407 #ifdef FIXED_DEBUG_ASSERT
    408         silk_assert( 0 );
    409 #endif
    410     }
    411     return ret;
    412 }
    413 
    414 /* no checking needed for silk_SMULBT */
    415 #undef silk_SMLABT
    416 #define silk_SMLABT(a,b,c) silk_SMLABT_((a), (b), (c), __FILE__, __LINE__)
    417 static inline opus_int32 silk_SMLABT_(opus_int32 a32, opus_int32 b32, opus_int32 c32, char *file, int line){
    418     opus_int32 ret;
    419     ret = a32 + ((opus_int32)((opus_int16)b32)) * (c32 >> 16);
    420     if ( (opus_int64)ret != (opus_int64)a32 + (opus_int64)b32 * (c32 >> 16) )
    421     {
    422         fprintf (stderr, "silk_SMLABT(%d, %d, %d) in %s: line %d\n", a32, b32, c32, file, line);
    423 #ifdef FIXED_DEBUG_ASSERT
    424         silk_assert( 0 );
    425 #endif
    426     }
    427     return ret;
    428 }
    429 
    430 /* no checking needed for silk_SMULTT */
    431 #undef silk_SMLATT
    432 #define silk_SMLATT(a,b,c) silk_SMLATT_((a), (b), (c), __FILE__, __LINE__)
    433 static inline opus_int32 silk_SMLATT_(opus_int32 a32, opus_int32 b32, opus_int32 c32, char *file, int line){
    434     opus_int32 ret;
    435     ret = a32 + (b32 >> 16) * (c32 >> 16);
    436     if ( (opus_int64)ret != (opus_int64)a32 + (b32 >> 16) * (c32 >> 16) )
    437     {
    438         fprintf (stderr, "silk_SMLATT(%d, %d, %d) in %s: line %d\n", a32, b32, c32, file, line);
    439 #ifdef FIXED_DEBUG_ASSERT
    440         silk_assert( 0 );
    441 #endif
    442     }
    443     return ret;
    444 }
    445 
    446 #undef silk_SMULWW
    447 #define silk_SMULWW(a,b) silk_SMULWW_((a), (b), __FILE__, __LINE__)
    448 static inline opus_int32 silk_SMULWW_(opus_int32 a32, opus_int32 b32, char *file, int line){
    449     opus_int32 ret, tmp1, tmp2;
    450     opus_int64 ret64;
    451     int        fail = 0;
    452 
    453     ret  = silk_SMULWB( a32, b32 );
    454     tmp1 = silk_RSHIFT_ROUND( b32, 16 );
    455     tmp2 = silk_MUL( a32, tmp1 );
    456 
    457     fail |= (opus_int64)tmp2 != (opus_int64) a32 * (opus_int64) tmp1;
    458 
    459     tmp1 = ret;
    460     ret  = silk_ADD32( tmp1, tmp2 );
    461     fail |= silk_ADD32( tmp1, tmp2 ) != silk_ADD_SAT32( tmp1, tmp2 );
    462 
    463     ret64 = silk_RSHIFT64( silk_SMULL( a32, b32 ), 16 );
    464     fail |= (opus_int64)ret != ret64;
    465 
    466     if ( fail )
    467     {
    468         fprintf (stderr, "silk_SMULWT(%d, %d) in %s: line %d\n", a32, b32, file, line);
    469 #ifdef FIXED_DEBUG_ASSERT
    470         silk_assert( 0 );
    471 #endif
    472     }
    473 
    474     return ret;
    475 }
    476 
    477 #undef silk_SMLAWW
    478 #define silk_SMLAWW(a,b,c) silk_SMLAWW_((a), (b), (c), __FILE__, __LINE__)
    479 static inline opus_int32 silk_SMLAWW_(opus_int32 a32, opus_int32 b32, opus_int32 c32, char *file, int line){
    480     opus_int32 ret, tmp;
    481 
    482     tmp = silk_SMULWW( b32, c32 );
    483     ret = silk_ADD32( a32, tmp );
    484     if ( ret != silk_ADD_SAT32( a32, tmp ) )
    485     {
    486         fprintf (stderr, "silk_SMLAWW(%d, %d, %d) in %s: line %d\n", a32, b32, c32, file, line);
    487 #ifdef FIXED_DEBUG_ASSERT
    488         silk_assert( 0 );
    489 #endif
    490     }
    491     return ret;
    492 }
    493 
    494 /* Multiply-accumulate macros that allow overflow in the addition (ie, no asserts in debug mode) */
    495 #undef  silk_MLA_ovflw
    496 #define silk_MLA_ovflw(a32, b32, c32)    ((a32) + ((b32) * (c32)))
    497 #undef  silk_SMLABB_ovflw
    498 #define silk_SMLABB_ovflw(a32, b32, c32)    ((a32) + ((opus_int32)((opus_int16)(b32))) * (opus_int32)((opus_int16)(c32)))
    499 
    500 /* no checking needed for silk_SMULL
    501    no checking needed for silk_SMLAL
    502    no checking needed for silk_SMLALBB
    503    no checking needed for SigProcFIX_CLZ16
    504    no checking needed for SigProcFIX_CLZ32*/
    505 
    506 #undef silk_DIV32
    507 #define silk_DIV32(a,b) silk_DIV32_((a), (b), __FILE__, __LINE__)
    508 static inline opus_int32 silk_DIV32_(opus_int32 a32, opus_int32 b32, char *file, int line){
    509     if ( b32 == 0 )
    510     {
    511         fprintf (stderr, "silk_DIV32(%d, %d) in %s: line %d\n", a32, b32, file, line);
    512 #ifdef FIXED_DEBUG_ASSERT
    513         silk_assert( 0 );
    514 #endif
    515     }
    516     return a32 / b32;
    517 }
    518 
    519 #undef silk_DIV32_16
    520 #define silk_DIV32_16(a,b) silk_DIV32_16_((a), (b), __FILE__, __LINE__)
    521 static inline opus_int32 silk_DIV32_16_(opus_int32 a32, opus_int32 b32, char *file, int line){
    522     int fail = 0;
    523     fail |= b32 == 0;
    524     fail |= b32 > silk_int16_MAX;
    525     fail |= b32 < silk_int16_MIN;
    526     if ( fail )
    527     {
    528         fprintf (stderr, "silk_DIV32_16(%d, %d) in %s: line %d\n", a32, b32, file, line);
    529 #ifdef FIXED_DEBUG_ASSERT
    530         silk_assert( 0 );
    531 #endif
    532     }
    533     return a32 / b32;
    534 }
    535 
    536 /* no checking needed for silk_SAT8
    537    no checking needed for silk_SAT16
    538    no checking needed for silk_SAT32
    539    no checking needed for silk_POS_SAT32
    540    no checking needed for silk_ADD_POS_SAT8
    541    no checking needed for silk_ADD_POS_SAT16
    542    no checking needed for silk_ADD_POS_SAT32
    543    no checking needed for silk_ADD_POS_SAT64 */
    544 
    545 #undef silk_LSHIFT8
    546 #define silk_LSHIFT8(a,b) silk_LSHIFT8_((a), (b), __FILE__, __LINE__)
    547 static inline opus_int8 silk_LSHIFT8_(opus_int8 a, opus_int32 shift, char *file, int line){
    548     opus_int8 ret;
    549     int       fail = 0;
    550     ret = a << shift;
    551     fail |= shift < 0;
    552     fail |= shift >= 8;
    553     fail |= (opus_int64)ret != ((opus_int64)a) << shift;
    554     if ( fail )
    555     {
    556         fprintf (stderr, "silk_LSHIFT8(%d, %d) in %s: line %d\n", a, shift, file, line);
    557 #ifdef FIXED_DEBUG_ASSERT
    558         silk_assert( 0 );
    559 #endif
    560     }
    561     return ret;
    562 }
    563 
    564 #undef silk_LSHIFT16
    565 #define silk_LSHIFT16(a,b) silk_LSHIFT16_((a), (b), __FILE__, __LINE__)
    566 static inline opus_int16 silk_LSHIFT16_(opus_int16 a, opus_int32 shift, char *file, int line){
    567     opus_int16 ret;
    568     int        fail = 0;
    569     ret = a << shift;
    570     fail |= shift < 0;
    571     fail |= shift >= 16;
    572     fail |= (opus_int64)ret != ((opus_int64)a) << shift;
    573     if ( fail )
    574     {
    575         fprintf (stderr, "silk_LSHIFT16(%d, %d) in %s: line %d\n", a, shift, file, line);
    576 #ifdef FIXED_DEBUG_ASSERT
    577         silk_assert( 0 );
    578 #endif
    579     }
    580     return ret;
    581 }
    582 
    583 #undef silk_LSHIFT32
    584 #define silk_LSHIFT32(a,b) silk_LSHIFT32_((a), (b), __FILE__, __LINE__)
    585 static inline opus_int32 silk_LSHIFT32_(opus_int32 a, opus_int32 shift, char *file, int line){
    586     opus_int32 ret;
    587     int        fail = 0;
    588     ret = a << shift;
    589     fail |= shift < 0;
    590     fail |= shift >= 32;
    591     fail |= (opus_int64)ret != ((opus_int64)a) << shift;
    592     if ( fail )
    593     {
    594         fprintf (stderr, "silk_LSHIFT32(%d, %d) in %s: line %d\n", a, shift, file, line);
    595 #ifdef FIXED_DEBUG_ASSERT
    596         silk_assert( 0 );
    597 #endif
    598     }
    599     return ret;
    600 }
    601 
    602 #undef silk_LSHIFT64
    603 #define silk_LSHIFT64(a,b) silk_LSHIFT64_((a), (b), __FILE__, __LINE__)
    604 static inline opus_int64 silk_LSHIFT64_(opus_int64 a, opus_int shift, char *file, int line){
    605     opus_int64 ret;
    606     int        fail = 0;
    607     ret = a << shift;
    608     fail |= shift < 0;
    609     fail |= shift >= 64;
    610     fail |= (ret>>shift) != ((opus_int64)a);
    611     if ( fail )
    612     {
    613         fprintf (stderr, "silk_LSHIFT64(%lld, %d) in %s: line %d\n", (long long)a, shift, file, line);
    614 #ifdef FIXED_DEBUG_ASSERT
    615         silk_assert( 0 );
    616 #endif
    617     }
    618     return ret;
    619 }
    620 
    621 #undef silk_LSHIFT_ovflw
    622 #define silk_LSHIFT_ovflw(a,b) silk_LSHIFT_ovflw_((a), (b), __FILE__, __LINE__)
    623 static inline opus_int32 silk_LSHIFT_ovflw_(opus_int32 a, opus_int32 shift, char *file, int line){
    624     if ( (shift < 0) || (shift >= 32) ) /* no check for overflow */
    625     {
    626         fprintf (stderr, "silk_LSHIFT_ovflw(%d, %d) in %s: line %d\n", a, shift, file, line);
    627 #ifdef FIXED_DEBUG_ASSERT
    628         silk_assert( 0 );
    629 #endif
    630     }
    631     return a << shift;
    632 }
    633 
    634 #undef silk_LSHIFT_uint
    635 #define silk_LSHIFT_uint(a,b) silk_LSHIFT_uint_((a), (b), __FILE__, __LINE__)
    636 static inline opus_uint32 silk_LSHIFT_uint_(opus_uint32 a, opus_int32 shift, char *file, int line){
    637     opus_uint32 ret;
    638     ret = a << shift;
    639     if ( (shift < 0) || ((opus_int64)ret != ((opus_int64)a) << shift))
    640     {
    641         fprintf (stderr, "silk_LSHIFT_uint(%u, %d) in %s: line %d\n", a, shift, file, line);
    642 #ifdef FIXED_DEBUG_ASSERT
    643         silk_assert( 0 );
    644 #endif
    645     }
    646     return ret;
    647 }
    648 
    649 #undef silk_RSHIFT8
    650 #define silk_RSHITF8(a,b) silk_RSHIFT8_((a), (b), __FILE__, __LINE__)
    651 static inline opus_int8 silk_RSHIFT8_(opus_int8 a, opus_int32 shift, char *file, int line){
    652     if ( (shift < 0) || (shift>=8) )
    653     {
    654         fprintf (stderr, "silk_RSHITF8(%d, %d) in %s: line %d\n", a, shift, file, line);
    655 #ifdef FIXED_DEBUG_ASSERT
    656         silk_assert( 0 );
    657 #endif
    658     }
    659     return a >> shift;
    660 }
    661 
    662 #undef silk_RSHIFT16
    663 #define silk_RSHITF16(a,b) silk_RSHIFT16_((a), (b), __FILE__, __LINE__)
    664 static inline opus_int16 silk_RSHIFT16_(opus_int16 a, opus_int32 shift, char *file, int line){
    665     if ( (shift < 0) || (shift>=16) )
    666     {
    667         fprintf (stderr, "silk_RSHITF16(%d, %d) in %s: line %d\n", a, shift, file, line);
    668 #ifdef FIXED_DEBUG_ASSERT
    669         silk_assert( 0 );
    670 #endif
    671     }
    672     return a >> shift;
    673 }
    674 
    675 #undef silk_RSHIFT32
    676 #define silk_RSHIFT32(a,b) silk_RSHIFT32_((a), (b), __FILE__, __LINE__)
    677 static inline opus_int32 silk_RSHIFT32_(opus_int32 a, opus_int32 shift, char *file, int line){
    678     if ( (shift < 0) || (shift>=32) )
    679     {
    680         fprintf (stderr, "silk_RSHITF32(%d, %d) in %s: line %d\n", a, shift, file, line);
    681 #ifdef FIXED_DEBUG_ASSERT
    682         silk_assert( 0 );
    683 #endif
    684     }
    685     return a >> shift;
    686 }
    687 
    688 #undef silk_RSHIFT64
    689 #define silk_RSHIFT64(a,b) silk_RSHIFT64_((a), (b), __FILE__, __LINE__)
    690 static inline opus_int64 silk_RSHIFT64_(opus_int64 a, opus_int64 shift, char *file, int line){
    691     if ( (shift < 0) || (shift>=64) )
    692     {
    693         fprintf (stderr, "silk_RSHITF64(%lld, %lld) in %s: line %d\n", (long long)a, (long long)shift, file, line);
    694 #ifdef FIXED_DEBUG_ASSERT
    695         silk_assert( 0 );
    696 #endif
    697     }
    698     return a >> shift;
    699 }
    700 
    701 #undef silk_RSHIFT_uint
    702 #define silk_RSHIFT_uint(a,b) silk_RSHIFT_uint_((a), (b), __FILE__, __LINE__)
    703 static inline opus_uint32 silk_RSHIFT_uint_(opus_uint32 a, opus_int32 shift, char *file, int line){
    704     if ( (shift < 0) || (shift>32) )
    705     {
    706         fprintf (stderr, "silk_RSHIFT_uint(%u, %d) in %s: line %d\n", a, shift, file, line);
    707 #ifdef FIXED_DEBUG_ASSERT
    708         silk_assert( 0 );
    709 #endif
    710     }
    711     return a >> shift;
    712 }
    713 
    714 #undef silk_ADD_LSHIFT
    715 #define silk_ADD_LSHIFT(a,b,c) silk_ADD_LSHIFT_((a), (b), (c), __FILE__, __LINE__)
    716 static inline int silk_ADD_LSHIFT_(int a, int b, int shift, char *file, int line){
    717     opus_int16 ret;
    718     ret = a + (b << shift);
    719     if ( (shift < 0) || (shift>15) || ((opus_int64)ret != (opus_int64)a + (((opus_int64)b) << shift)) )
    720     {
    721         fprintf (stderr, "silk_ADD_LSHIFT(%d, %d, %d) in %s: line %d\n", a, b, shift, file, line);
    722 #ifdef FIXED_DEBUG_ASSERT
    723         silk_assert( 0 );
    724 #endif
    725     }
    726     return ret;                /* shift >= 0 */
    727 }
    728 
    729 #undef silk_ADD_LSHIFT32
    730 #define silk_ADD_LSHIFT32(a,b,c) silk_ADD_LSHIFT32_((a), (b), (c), __FILE__, __LINE__)
    731 static inline opus_int32 silk_ADD_LSHIFT32_(opus_int32 a, opus_int32 b, opus_int32 shift, char *file, int line){
    732     opus_int32 ret;
    733     ret = a + (b << shift);
    734     if ( (shift < 0) || (shift>31) || ((opus_int64)ret != (opus_int64)a + (((opus_int64)b) << shift)) )
    735     {
    736         fprintf (stderr, "silk_ADD_LSHIFT32(%d, %d, %d) in %s: line %d\n", a, b, shift, file, line);
    737 #ifdef FIXED_DEBUG_ASSERT
    738         silk_assert( 0 );
    739 #endif
    740     }
    741     return ret;                /* shift >= 0 */
    742 }
    743 
    744 #undef silk_ADD_LSHIFT_uint
    745 #define silk_ADD_LSHIFT_uint(a,b,c) silk_ADD_LSHIFT_uint_((a), (b), (c), __FILE__, __LINE__)
    746 static inline opus_uint32 silk_ADD_LSHIFT_uint_(opus_uint32 a, opus_uint32 b, opus_int32 shift, char *file, int line){
    747     opus_uint32 ret;
    748     ret = a + (b << shift);
    749     if ( (shift < 0) || (shift>32) || ((opus_int64)ret != (opus_int64)a + (((opus_int64)b) << shift)) )
    750     {
    751         fprintf (stderr, "silk_ADD_LSHIFT_uint(%u, %u, %d) in %s: line %d\n", a, b, shift, file, line);
    752 #ifdef FIXED_DEBUG_ASSERT
    753         silk_assert( 0 );
    754 #endif
    755     }
    756     return ret;                /* shift >= 0 */
    757 }
    758 
    759 #undef silk_ADD_RSHIFT
    760 #define silk_ADD_RSHIFT(a,b,c) silk_ADD_RSHIFT_((a), (b), (c), __FILE__, __LINE__)
    761 static inline int silk_ADD_RSHIFT_(int a, int b, int shift, char *file, int line){
    762     opus_int16 ret;
    763     ret = a + (b >> shift);
    764     if ( (shift < 0) || (shift>15) || ((opus_int64)ret != (opus_int64)a + (((opus_int64)b) >> shift)) )
    765     {
    766         fprintf (stderr, "silk_ADD_RSHIFT(%d, %d, %d) in %s: line %d\n", a, b, shift, file, line);
    767 #ifdef FIXED_DEBUG_ASSERT
    768         silk_assert( 0 );
    769 #endif
    770     }
    771     return ret;                /* shift  > 0 */
    772 }
    773 
    774 #undef silk_ADD_RSHIFT32
    775 #define silk_ADD_RSHIFT32(a,b,c) silk_ADD_RSHIFT32_((a), (b), (c), __FILE__, __LINE__)
    776 static inline opus_int32 silk_ADD_RSHIFT32_(opus_int32 a, opus_int32 b, opus_int32 shift, char *file, int line){
    777     opus_int32 ret;
    778     ret = a + (b >> shift);
    779     if ( (shift < 0) || (shift>31) || ((opus_int64)ret != (opus_int64)a + (((opus_int64)b) >> shift)) )
    780     {
    781         fprintf (stderr, "silk_ADD_RSHIFT32(%d, %d, %d) in %s: line %d\n", a, b, shift, file, line);
    782 #ifdef FIXED_DEBUG_ASSERT
    783         silk_assert( 0 );
    784 #endif
    785     }
    786     return ret;                /* shift  > 0 */
    787 }
    788 
    789 #undef silk_ADD_RSHIFT_uint
    790 #define silk_ADD_RSHIFT_uint(a,b,c) silk_ADD_RSHIFT_uint_((a), (b), (c), __FILE__, __LINE__)
    791 static inline opus_uint32 silk_ADD_RSHIFT_uint_(opus_uint32 a, opus_uint32 b, opus_int32 shift, char *file, int line){
    792     opus_uint32 ret;
    793     ret = a + (b >> shift);
    794     if ( (shift < 0) || (shift>32) || ((opus_int64)ret != (opus_int64)a + (((opus_int64)b) >> shift)) )
    795     {
    796         fprintf (stderr, "silk_ADD_RSHIFT_uint(%u, %u, %d) in %s: line %d\n", a, b, shift, file, line);
    797 #ifdef FIXED_DEBUG_ASSERT
    798         silk_assert( 0 );
    799 #endif
    800     }
    801     return ret;                /* shift  > 0 */
    802 }
    803 
    804 #undef silk_SUB_LSHIFT32
    805 #define silk_SUB_LSHIFT32(a,b,c) silk_SUB_LSHIFT32_((a), (b), (c), __FILE__, __LINE__)
    806 static inline opus_int32 silk_SUB_LSHIFT32_(opus_int32 a, opus_int32 b, opus_int32 shift, char *file, int line){
    807     opus_int32 ret;
    808     ret = a - (b << shift);
    809     if ( (shift < 0) || (shift>31) || ((opus_int64)ret != (opus_int64)a - (((opus_int64)b) << shift)) )
    810     {
    811         fprintf (stderr, "silk_SUB_LSHIFT32(%d, %d, %d) in %s: line %d\n", a, b, shift, file, line);
    812 #ifdef FIXED_DEBUG_ASSERT
    813         silk_assert( 0 );
    814 #endif
    815     }
    816     return ret;                /* shift >= 0 */
    817 }
    818 
    819 #undef silk_SUB_RSHIFT32
    820 #define silk_SUB_RSHIFT32(a,b,c) silk_SUB_RSHIFT32_((a), (b), (c), __FILE__, __LINE__)
    821 static inline opus_int32 silk_SUB_RSHIFT32_(opus_int32 a, opus_int32 b, opus_int32 shift, char *file, int line){
    822     opus_int32 ret;
    823     ret = a - (b >> shift);
    824     if ( (shift < 0) || (shift>31) || ((opus_int64)ret != (opus_int64)a - (((opus_int64)b) >> shift)) )
    825     {
    826         fprintf (stderr, "silk_SUB_RSHIFT32(%d, %d, %d) in %s: line %d\n", a, b, shift, file, line);
    827 #ifdef FIXED_DEBUG_ASSERT
    828         silk_assert( 0 );
    829 #endif
    830     }
    831     return ret;                /* shift  > 0 */
    832 }
    833 
    834 #undef silk_RSHIFT_ROUND
    835 #define silk_RSHIFT_ROUND(a,b) silk_RSHIFT_ROUND_((a), (b), __FILE__, __LINE__)
    836 static inline opus_int32 silk_RSHIFT_ROUND_(opus_int32 a, opus_int32 shift, char *file, int line){
    837     opus_int32 ret;
    838     ret = shift == 1 ? (a >> 1) + (a & 1) : ((a >> (shift - 1)) + 1) >> 1;
    839     /* the marco definition can't handle a shift of zero */
    840     if ( (shift <= 0) || (shift>31) || ((opus_int64)ret != ((opus_int64)a + ((opus_int64)1 << (shift - 1))) >> shift) )
    841     {
    842         fprintf (stderr, "silk_RSHIFT_ROUND(%d, %d) in %s: line %d\n", a, shift, file, line);
    843 #ifdef FIXED_DEBUG_ASSERT
    844         silk_assert( 0 );
    845 #endif
    846     }
    847     return ret;
    848 }
    849 
    850 #undef silk_RSHIFT_ROUND64
    851 #define silk_RSHIFT_ROUND64(a,b) silk_RSHIFT_ROUND64_((a), (b), __FILE__, __LINE__)
    852 static inline opus_int64 silk_RSHIFT_ROUND64_(opus_int64 a, opus_int32 shift, char *file, int line){
    853     opus_int64 ret;
    854     /* the marco definition can't handle a shift of zero */
    855     if ( (shift <= 0) || (shift>=64) )
    856     {
    857         fprintf (stderr, "silk_RSHIFT_ROUND64(%lld, %d) in %s: line %d\n", (long long)a, shift, file, line);
    858 #ifdef FIXED_DEBUG_ASSERT
    859         silk_assert( 0 );
    860 #endif
    861     }
    862     ret = shift == 1 ? (a >> 1) + (a & 1) : ((a >> (shift - 1)) + 1) >> 1;
    863     return ret;
    864 }
    865 
    866 /* silk_abs is used on floats also, so doesn't work... */
    867 /*#undef silk_abs
    868 static inline opus_int32 silk_abs(opus_int32 a){
    869     silk_assert(a != 0x80000000);
    870     return (((a) >  0)  ? (a) : -(a));            // Be careful, silk_abs returns wrong when input equals to silk_intXX_MIN
    871 }*/
    872 
    873 #undef silk_abs_int64
    874 #define silk_abs_int64(a) silk_abs_int64_((a), __FILE__, __LINE__)
    875 static inline opus_int64 silk_abs_int64_(opus_int64 a, char *file, int line){
    876     if ( a == silk_int64_MIN )
    877     {
    878         fprintf (stderr, "silk_abs_int64(%lld) in %s: line %d\n", (long long)a, file, line);
    879 #ifdef FIXED_DEBUG_ASSERT
    880         silk_assert( 0 );
    881 #endif
    882     }
    883     return (((a) >  0)  ? (a) : -(a));            /* Be careful, silk_abs returns wrong when input equals to silk_intXX_MIN */
    884 }
    885 
    886 #undef silk_abs_int32
    887 #define silk_abs_int32(a) silk_abs_int32_((a), __FILE__, __LINE__)
    888 static inline opus_int32 silk_abs_int32_(opus_int32 a, char *file, int line){
    889     if ( a == silk_int32_MIN )
    890     {
    891         fprintf (stderr, "silk_abs_int32(%d) in %s: line %d\n", a, file, line);
    892 #ifdef FIXED_DEBUG_ASSERT
    893         silk_assert( 0 );
    894 #endif
    895     }
    896     return silk_abs(a);
    897 }
    898 
    899 #undef silk_CHECK_FIT8
    900 #define silk_CHECK_FIT8(a) silk_CHECK_FIT8_((a), __FILE__, __LINE__)
    901 static inline opus_int8 silk_CHECK_FIT8_( opus_int64 a, char *file, int line ){
    902     opus_int8 ret;
    903     ret = (opus_int8)a;
    904     if ( (opus_int64)ret != a )
    905     {
    906         fprintf (stderr, "silk_CHECK_FIT8(%lld) in %s: line %d\n", (long long)a, file, line);
    907 #ifdef FIXED_DEBUG_ASSERT
    908         silk_assert( 0 );
    909 #endif
    910     }
    911     return( ret );
    912 }
    913 
    914 #undef silk_CHECK_FIT16
    915 #define silk_CHECK_FIT16(a) silk_CHECK_FIT16_((a), __FILE__, __LINE__)
    916 static inline opus_int16 silk_CHECK_FIT16_( opus_int64 a, char *file, int line ){
    917     opus_int16 ret;
    918     ret = (opus_int16)a;
    919     if ( (opus_int64)ret != a )
    920     {
    921         fprintf (stderr, "silk_CHECK_FIT16(%lld) in %s: line %d\n", (long long)a, file, line);
    922 #ifdef FIXED_DEBUG_ASSERT
    923         silk_assert( 0 );
    924 #endif
    925     }
    926     return( ret );
    927 }
    928 
    929 #undef silk_CHECK_FIT32
    930 #define silk_CHECK_FIT32(a) silk_CHECK_FIT32_((a), __FILE__, __LINE__)
    931 static inline opus_int32 silk_CHECK_FIT32_( opus_int64 a, char *file, int line ){
    932     opus_int32 ret;
    933     ret = (opus_int32)a;
    934     if ( (opus_int64)ret != a )
    935     {
    936         fprintf (stderr, "silk_CHECK_FIT32(%lld) in %s: line %d\n", (long long)a, file, line);
    937 #ifdef FIXED_DEBUG_ASSERT
    938         silk_assert( 0 );
    939 #endif
    940     }
    941     return( ret );
    942 }
    943 
    944 /* no checking for silk_NSHIFT_MUL_32_32
    945    no checking for silk_NSHIFT_MUL_16_16
    946    no checking needed for silk_min
    947    no checking needed for silk_max
    948    no checking needed for silk_sign
    949 */
    950 
    951 #endif
    952 #endif /* MACRO_DEBUG_H */
    953