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Diffstat (limited to 'src/libspeex/fixed_debug.h')
| -rw-r--r-- | src/libspeex/fixed_debug.h | 487 |
1 files changed, 487 insertions, 0 deletions
diff --git a/src/libspeex/fixed_debug.h b/src/libspeex/fixed_debug.h new file mode 100644 index 00000000..d5c449f4 --- /dev/null +++ b/src/libspeex/fixed_debug.h @@ -0,0 +1,487 @@ +/* Copyright (C) 2003 Jean-Marc Valin */ +/** + @file fixed_debug.h + @brief Fixed-point operations with debugging +*/ +/* + 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. + + - Neither the name of the Xiph.org Foundation nor the names of its + contributors may be used to endorse or promote products derived from + this software without specific prior written permission. + + 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 FIXED_DEBUG_H +#define FIXED_DEBUG_H + +#include <stdio.h> + +extern long long spx_mips; +#define MIPS_INC spx_mips++, + +#define QCONST16(x,bits) ((spx_word16_t)(.5+(x)*(((spx_word32_t)1)<<(bits)))) +#define QCONST32(x,bits) ((spx_word32_t)(.5+(x)*(((spx_word32_t)1)<<(bits)))) + + +#define VERIFY_SHORT(x) ((x)<=32767&&(x)>=-32768) +#define VERIFY_INT(x) ((x)<=2147483647LL&&(x)>=-2147483648LL) + +static inline short NEG16(int x) +{ + int res; + if (!VERIFY_SHORT(x)) + { + fprintf (stderr, "NEG16: input is not short: %d\n", (int)x); + } + res = -x; + if (!VERIFY_SHORT(res)) + fprintf (stderr, "NEG16: output is not short: %d\n", (int)res); + spx_mips++; + return res; +} +static inline int NEG32(long long x) +{ + long long res; + if (!VERIFY_INT(x)) + { + fprintf (stderr, "NEG16: input is not int: %d\n", (int)x); + } + res = -x; + if (!VERIFY_INT(res)) + fprintf (stderr, "NEG16: output is not int: %d\n", (int)res); + spx_mips++; + return res; +} + +#define EXTRACT16(x) _EXTRACT16(x, __FILE__, __LINE__) +static inline short _EXTRACT16(int x, char *file, int line) +{ + int res; + if (!VERIFY_SHORT(x)) + { + fprintf (stderr, "EXTRACT16: input is not short: %d in %s: line %d\n", x, file, line); + } + res = x; + spx_mips++; + return res; +} + +#define EXTEND32(x) _EXTEND32(x, __FILE__, __LINE__) +static inline int _EXTEND32(int x, char *file, int line) +{ + int res; + if (!VERIFY_SHORT(x)) + { + fprintf (stderr, "EXTEND32: input is not short: %d in %s: line %d\n", x, file, line); + } + res = x; + spx_mips++; + return res; +} + +#define SHR16(a, shift) _SHR16(a, shift, __FILE__, __LINE__) +static inline short _SHR16(int a, int shift, char *file, int line) +{ + int res; + if (!VERIFY_SHORT(a) || !VERIFY_SHORT(shift)) + { + fprintf (stderr, "SHR16: inputs are not short: %d >> %d in %s: line %d\n", a, shift, file, line); + } + res = a>>shift; + if (!VERIFY_SHORT(res)) + fprintf (stderr, "SHR16: output is not short: %d in %s: line %d\n", res, file, line); + spx_mips++; + return res; +} +#define SHL16(a, shift) _SHL16(a, shift, __FILE__, __LINE__) +static inline short _SHL16(int a, int shift, char *file, int line) +{ + int res; + if (!VERIFY_SHORT(a) || !VERIFY_SHORT(shift)) + { + fprintf (stderr, "SHL16: inputs are not short: %d %d in %s: line %d\n", a, shift, file, line); + } + res = a<<shift; + if (!VERIFY_SHORT(res)) + fprintf (stderr, "SHL16: output is not short: %d in %s: line %d\n", res, file, line); + spx_mips++; + return res; +} + +static inline int SHR32(long long a, int shift) +{ + long long res; + if (!VERIFY_INT(a) || !VERIFY_SHORT(shift)) + { + fprintf (stderr, "SHR32: inputs are not int: %d %d\n", (int)a, shift); + } + res = a>>shift; + if (!VERIFY_INT(res)) + { + fprintf (stderr, "SHR32: output is not int: %d\n", (int)res); + } + spx_mips++; + return res; +} +static inline int SHL32(long long a, int shift) +{ + long long res; + if (!VERIFY_INT(a) || !VERIFY_SHORT(shift)) + { + fprintf (stderr, "SHL32: inputs are not int: %d %d\n", (int)a, shift); + } + res = a<<shift; + if (!VERIFY_INT(res)) + { + fprintf (stderr, "SHL32: output is not int: %d\n", (int)res); + } + spx_mips++; + return res; +} + +#define PSHR16(a,shift) (SHR16(ADD16((a),((1<<((shift))>>1))),shift)) +#define PSHR32(a,shift) (SHR32(ADD32((a),((1<<((shift))>>1))),shift)) +#define VSHR32(a, shift) (((shift)>0) ? SHR32(a, shift) : SHL32(a, -(shift))) + +#define SATURATE16(x,a) (((x)>(a) ? (a) : (x)<-(a) ? -(a) : (x))) +#define SATURATE32(x,a) (((x)>(a) ? (a) : (x)<-(a) ? -(a) : (x))) + +//#define SHR(a,shift) ((a) >> (shift)) +//#define SHL(a,shift) ((a) << (shift)) + +#define ADD16(a, b) _ADD16(a, b, __FILE__, __LINE__) +static inline short _ADD16(int a, int b, char *file, int line) +{ + int res; + if (!VERIFY_SHORT(a) || !VERIFY_SHORT(b)) + { + fprintf (stderr, "ADD16: inputs are not short: %d %d in %s: line %d\n", a, b, file, line); + } + res = a+b; + if (!VERIFY_SHORT(res)) + { + fprintf (stderr, "ADD16: output is not short: %d+%d=%d in %s: line %d\n", a,b,res, file, line); + } + spx_mips++; + return res; +} + +#define SUB16(a, b) _SUB16(a, b, __FILE__, __LINE__) +static inline short _SUB16(int a, int b, char *file, int line) +{ + int res; + if (!VERIFY_SHORT(a) || !VERIFY_SHORT(b)) + { + fprintf (stderr, "SUB16: inputs are not short: %d %d in %s: line %d\n", a, b, file, line); + } + res = a-b; + if (!VERIFY_SHORT(res)) + fprintf (stderr, "SUB16: output is not short: %d in %s: line %d\n", res, file, line); + spx_mips++; + return res; +} + +#define ADD32(a, b) _ADD32(a, b, __FILE__, __LINE__) +static inline int _ADD32(long long a, long long b, char *file, int line) +{ + long long res; + if (!VERIFY_INT(a) || !VERIFY_INT(b)) + { + fprintf (stderr, "ADD32: inputs are not int: %d %d in %s: line %d\n", (int)a, (int)b, file, line); + } + res = a+b; + if (!VERIFY_INT(res)) + { + fprintf (stderr, "ADD32: output is not int: %d in %s: line %d\n", (int)res, file, line); + } + spx_mips++; + return res; +} + +static inline int SUB32(long long a, long long b) +{ + long long res; + if (!VERIFY_INT(a) || !VERIFY_INT(b)) + { + fprintf (stderr, "SUB32: inputs are not int: %d %d\n", (int)a, (int)b); + } + res = a-b; + if (!VERIFY_INT(res)) + fprintf (stderr, "SUB32: output is not int: %d\n", (int)res); + spx_mips++; + return res; +} + +#define ADD64(a,b) (MIPS_INC(a)+(b)) + +/* result fits in 16 bits */ +static inline short MULT16_16_16(int a, int b) +{ + int res; + if (!VERIFY_SHORT(a) || !VERIFY_SHORT(b)) + { + fprintf (stderr, "MULT16_16_16: inputs are not short: %d %d\n", a, b); + } + res = a*b; + if (!VERIFY_SHORT(res)) + fprintf (stderr, "MULT16_16_16: output is not short: %d\n", res); + spx_mips++; + return res; +} + +#define MULT16_16(a, b) _MULT16_16(a, b, __FILE__, __LINE__) +static inline int _MULT16_16(int a, int b, char *file, int line) +{ + long long res; + if (!VERIFY_SHORT(a) || !VERIFY_SHORT(b)) + { + fprintf (stderr, "MULT16_16: inputs are not short: %d %d in %s: line %d\n", a, b, file, line); + } + res = ((long long)a)*b; + if (!VERIFY_INT(res)) + fprintf (stderr, "MULT16_16: output is not int: %d in %s: line %d\n", (int)res, file, line); + spx_mips++; + return res; +} + +#define MAC16_16(c,a,b) (spx_mips--,ADD32((c),MULT16_16((a),(b)))) +#define MAC16_16_Q11(c,a,b) (EXTRACT16(ADD16((c),EXTRACT16(SHR32(MULT16_16((a),(b)),11))))) +#define MAC16_16_Q13(c,a,b) (EXTRACT16(ADD16((c),EXTRACT16(SHR32(MULT16_16((a),(b)),13))))) +#define MAC16_16_P13(c,a,b) (EXTRACT16(ADD32((c),SHR32(ADD32(4096,MULT16_16((a),(b))),13)))) + + +#define MULT16_32_QX(a, b, Q) _MULT16_32_QX(a, b, Q, __FILE__, __LINE__) +static inline int _MULT16_32_QX(int a, long long b, int Q, char *file, int line) +{ + long long res; + if (!VERIFY_SHORT(a) || !VERIFY_INT(b)) + { + fprintf (stderr, "MULT16_32_Q%d: inputs are not short+int: %d %d in %s: line %d\n", Q, (int)a, (int)b, file, line); + } + if (ABS32(b)>=(1<<(15+Q))) + fprintf (stderr, "MULT16_32_Q%d: second operand too large: %d %d in %s: line %d\n", Q, (int)a, (int)b, file, line); + res = (((long long)a)*(long long)b) >> Q; + if (!VERIFY_INT(res)) + fprintf (stderr, "MULT16_32_Q%d: output is not int: %d*%d=%d in %s: line %d\n", Q, (int)a, (int)b,(int)res, file, line); + spx_mips+=5; + return res; +} + +static inline int MULT16_32_PX(int a, long long b, int Q) +{ + long long res; + if (!VERIFY_SHORT(a) || !VERIFY_INT(b)) + { + fprintf (stderr, "MULT16_32_P%d: inputs are not short+int: %d %d\n", Q, (int)a, (int)b); + } + if (ABS32(b)>=(1<<(15+Q))) + fprintf (stderr, "MULT16_32_Q%d: second operand too large: %d %d\n", Q, (int)a, (int)b); + res = ((((long long)a)*(long long)b) + ((1<<Q)>>1))>> Q; + if (!VERIFY_INT(res)) + fprintf (stderr, "MULT16_32_P%d: output is not int: %d*%d=%d\n", Q, (int)a, (int)b,(int)res); + spx_mips+=5; + return res; +} + + +#define MULT16_32_Q11(a,b) MULT16_32_QX(a,b,11) +#define MAC16_32_Q11(c,a,b) ADD32((c),MULT16_32_Q11((a),(b))) +#define MULT16_32_Q12(a,b) MULT16_32_QX(a,b,12) +#define MULT16_32_Q13(a,b) MULT16_32_QX(a,b,13) +#define MULT16_32_Q14(a,b) MULT16_32_QX(a,b,14) +#define MULT16_32_Q15(a,b) MULT16_32_QX(a,b,15) +#define MULT16_32_P15(a,b) MULT16_32_PX(a,b,15) +#define MAC16_32_Q15(c,a,b) ADD32((c),MULT16_32_Q15((a),(b))) + +static inline int SATURATE(int a, int b) +{ + if (a>b) + a=b; + if (a<-b) + a = -b; + return a; +} + +static inline int MULT16_16_Q11_32(int a, int b) +{ + long long res; + if (!VERIFY_SHORT(a) || !VERIFY_SHORT(b)) + { + fprintf (stderr, "MULT16_16_Q11: inputs are not short: %d %d\n", a, b); + } + res = ((long long)a)*b; + res >>= 11; + if (!VERIFY_INT(res)) + fprintf (stderr, "MULT16_16_Q11: output is not short: %d*%d=%d\n", (int)a, (int)b, (int)res); + spx_mips+=3; + return res; +} +static inline short MULT16_16_Q13(int a, int b) +{ + long long res; + if (!VERIFY_SHORT(a) || !VERIFY_SHORT(b)) + { + fprintf (stderr, "MULT16_16_Q13: inputs are not short: %d %d\n", a, b); + } + res = ((long long)a)*b; + res >>= 13; + if (!VERIFY_SHORT(res)) + fprintf (stderr, "MULT16_16_Q13: output is not short: %d*%d=%d\n", a, b, (int)res); + spx_mips+=3; + return res; +} +static inline short MULT16_16_Q14(int a, int b) +{ + long long res; + if (!VERIFY_SHORT(a) || !VERIFY_SHORT(b)) + { + fprintf (stderr, "MULT16_16_Q14: inputs are not short: %d %d\n", a, b); + } + res = ((long long)a)*b; + res >>= 14; + if (!VERIFY_SHORT(res)) + fprintf (stderr, "MULT16_16_Q14: output is not short: %d\n", (int)res); + spx_mips+=3; + return res; +} +static inline short MULT16_16_Q15(int a, int b) +{ + long long res; + if (!VERIFY_SHORT(a) || !VERIFY_SHORT(b)) + { + fprintf (stderr, "MULT16_16_Q15: inputs are not short: %d %d\n", a, b); + } + res = ((long long)a)*b; + res >>= 15; + if (!VERIFY_SHORT(res)) + { + fprintf (stderr, "MULT16_16_Q15: output is not short: %d\n", (int)res); + } + spx_mips+=3; + return res; +} + +static inline short MULT16_16_P13(int a, int b) +{ + long long res; + if (!VERIFY_SHORT(a) || !VERIFY_SHORT(b)) + { + fprintf (stderr, "MULT16_16_P13: inputs are not short: %d %d\n", a, b); + } + res = ((long long)a)*b; + res += 4096; + if (!VERIFY_INT(res)) + fprintf (stderr, "MULT16_16_P13: overflow: %d*%d=%d\n", a, b, (int)res); + res >>= 13; + if (!VERIFY_SHORT(res)) + fprintf (stderr, "MULT16_16_P13: output is not short: %d*%d=%d\n", a, b, (int)res); + spx_mips+=4; + return res; +} +static inline short MULT16_16_P14(int a, int b) +{ + long long res; + if (!VERIFY_SHORT(a) || !VERIFY_SHORT(b)) + { + fprintf (stderr, "MULT16_16_P14: inputs are not short: %d %d\n", a, b); + } + res = ((long long)a)*b; + res += 8192; + if (!VERIFY_INT(res)) + fprintf (stderr, "MULT16_16_P14: overflow: %d*%d=%d\n", a, b, (int)res); + res >>= 14; + if (!VERIFY_SHORT(res)) + fprintf (stderr, "MULT16_16_P14: output is not short: %d*%d=%d\n", a, b, (int)res); + spx_mips+=4; + return res; +} +static inline short MULT16_16_P15(int a, int b) +{ + long long res; + if (!VERIFY_SHORT(a) || !VERIFY_SHORT(b)) + { + fprintf (stderr, "MULT16_16_P15: inputs are not short: %d %d\n", a, b); + } + res = ((long long)a)*b; + res += 16384; + if (!VERIFY_INT(res)) + fprintf (stderr, "MULT16_16_P15: overflow: %d*%d=%d\n", a, b, (int)res); + res >>= 15; + if (!VERIFY_SHORT(res)) + fprintf (stderr, "MULT16_16_P15: output is not short: %d*%d=%d\n", a, b, (int)res); + spx_mips+=4; + return res; +} + +#define DIV32_16(a, b) _DIV32_16(a, b, __FILE__, __LINE__) + +static inline int _DIV32_16(long long a, long long b, char *file, int line) +{ + long long res; + if (b==0) + { + fprintf(stderr, "DIV32_16: divide by zero: %d/%d in %s: line %d\n", (int)a, (int)b, file, line); + return 0; + } + if (!VERIFY_INT(a) || !VERIFY_SHORT(b)) + { + fprintf (stderr, "DIV32_16: inputs are not int/short: %d %d in %s: line %d\n", (int)a, (int)b, file, line); + } + res = a/b; + if (!VERIFY_SHORT(res)) + { + fprintf (stderr, "DIV32_16: output is not short: %d / %d = %d in %s: line %d\n", (int)a,(int)b,(int)res, file, line); + if (res>32767) + res = 32767; + if (res<-32768) + res = -32768; + } + spx_mips+=20; + return res; +} + +#define DIV32(a, b) _DIV32(a, b, __FILE__, __LINE__) +static inline int _DIV32(long long a, long long b, char *file, int line) +{ + long long res; + if (b==0) + { + fprintf(stderr, "DIV32: divide by zero: %d/%d in %s: line %d\n", (int)a, (int)b, file, line); + return 0; + } + + if (!VERIFY_INT(a) || !VERIFY_INT(b)) + { + fprintf (stderr, "DIV32: inputs are not int/short: %d %d in %s: line %d\n", (int)a, (int)b, file, line); + } + res = a/b; + if (!VERIFY_INT(res)) + fprintf (stderr, "DIV32: output is not int: %d in %s: line %d\n", (int)res, file, line); + spx_mips+=36; + return res; +} +#define PDIV32(a,b) DIV32(ADD32((a),(b)>>1),b) +#define PDIV32_16(a,b) DIV32_16(ADD32((a),(b)>>1),b) + +#endif |