fixed_debug.h File Reference

Fixed-point operations with debugging. More...

#include <stdio.h>

Include dependency graph for fixed_debug.h:

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Defines
#define	MIPS_INC   spx_mips++,
#define	QCONST16(x, bits)   ((spx_word16_t)((x)*(1<<(bits))+(1<<((bits)-1))))
#define	QCONST32(x, bits)   ((spx_word32_t)((x)*(1<<(bits))+(1<<((bits)-1))))
#define	VERIFY_SHORT(x)   ((x)<=32767&&(x)>=-32768)
#define	VERIFY_INT(x)   ((x)<=2147483647LL&&(x)>=-2147483648LL)
#define	PSHR16(a, shift)   (SHR16(ADD16(a,(1<<((shift)-1))),shift))
#define	PSHR32(a, shift)   (SHR32(ADD32(a,(1<<((shift)-1))),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	ADD64(a, b)   (MIPS_INC(a)+(b))
#define	PSHR(a, shift)   (SHR((a)+(1<<((shift)-1)),shift))
#define	MAC16_16(c, a, b)   (spx_mips--,ADD32((c),MULT16_16((a),(b))))
#define	MAC16_16_Q11(c, a, b)   (ADD16((c),EXTRACT16(SHR32(MULT16_16((a),(b)),11))))
#define	MAC16_16_Q13(c, a, b)   (ADD16((c),EXTRACT16(SHR32(MULT16_16((a),(b)),13))))
#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	MAC16_32_Q15(c, a, b)   ADD32((c),MULT16_32_Q15((a),(b)))
Variables
long long	spx_mips

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Detailed Description

Fixed-point operations with debugging.

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Define Documentation

#define ADD64	(	a,
		b		)	(MIPS_INC(a)+(b))

#define MAC16_16	(	c,
		a,
		b		)	(spx_mips--,ADD32((c),MULT16_16((a),(b))))

#define MAC16_16_Q11	(	c,
		a,
		b		)	(ADD16((c),EXTRACT16(SHR32(MULT16_16((a),(b)),11))))

#define MAC16_16_Q13	(	c,
		a,
		b		)	(ADD16((c),EXTRACT16(SHR32(MULT16_16((a),(b)),13))))

#define MAC16_32_Q11	(	c,
		a,
		b		)	ADD32((c),MULT16_32_Q11((a),(b)))

#define MAC16_32_Q15	(	c,
		a,
		b		)	ADD32((c),MULT16_32_Q15((a),(b)))

#define MIPS_INC   spx_mips++,

#define MULT16_32_Q11	(	a,
		b		)	MULT16_32_QX(a,b,11)

#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 PSHR	(	a,
		shift		)	(SHR((a)+(1<<((shift)-1)),shift))

#define PSHR16	(	a,
		shift		)	(SHR16(ADD16(a,(1<<((shift)-1))),shift))

#define PSHR32	(	a,
		shift		)	(SHR32(ADD32(a,(1<<((shift)-1))),shift))

#define QCONST16	(	x,
		bits		)	((spx_word16_t)((x)*(1<<(bits))+(1<<((bits)-1))))

#define QCONST32	(	x,
		bits		)	((spx_word32_t)((x)*(1<<(bits))+(1<<((bits)-1))))

#define SATURATE16	(	x,
		a		)	(((x)>(a) ? (a) : (x)<-(a) ? -(a) : (x)))

#define SATURATE32	(	x,
		a		)	(((x)>(a) ? (a) : (x)<-(a) ? -(a) : (x)))

#define SHL	(	a,
		shift		)	((a) << (shift))

#define SHR	(	a,
		shift		)	((a) >> (shift))

#define VERIFY_INT

(

x

)

((x)<=2147483647LL&&(x)>=-2147483648LL)

#define VERIFY_SHORT

(

x

)

((x)<=32767&&(x)>=-32768)

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Variable Documentation

long long spx_mips

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