94 lines
1.8 KiB
C
94 lines
1.8 KiB
C
/* $Id: math.h,v 1.1.1.1 2006/09/14 01:59:06 root Exp $ */
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#ifndef _MATH_
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#define _MATH_
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#ifdef FLOAT
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float sin(float x);
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float cos(float x);
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float tan(float x);
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float atan(float x);
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float exp(float x);
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float log(float x);
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float pow(float x);
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float sqrt(float x);
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#else
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double acos(double x);
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double acosh(double x);
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double asin(double x);
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double atan(double x);
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double atan2(double y, double x);
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double atanh(double x);
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double ceil(double x);
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double cos(double x);
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double cosh(double x);
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double exp(double x);
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double fabs(double x);
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double floor(double x);
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double fmod(double x, double y);
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double frexp(double x, int *i);
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double ldexp(double x, int i);
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double log(double x);
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double log10(double x);
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double modf(double x, double *i);
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double pow(double x,double y);
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double sin(double x);
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double sinh(double x);
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double sqrt(double x);
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double tan(double x);
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double tanh(double x);
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#endif
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float acosf(float x);
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float asinf(float x);
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float atan2f(float y, float x);
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float atanf(float x);
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float ceilf(float x);
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float cosf(float x);
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float coshf(float x);
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float expf(float x);
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float fabsf(float x);
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float floorf(float x);
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float fmodf(float x, float y);
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float frexpf(float x, int *i);
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float ldexpf(float x, int i);
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float log10f(float x);
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float logf(float x);
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float modff(float x, float *i);
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float powf(float x);
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float sinf(float x);
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float sinhf(float x);
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float sqrtf(float x);
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float tanf(float x);
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float tanhf(float x);
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static inline void tgt_fpuenable()
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{
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#if __mips < 3 || __mips == 32
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asm(\
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"mfc0 $2,$12;\n" \
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"li $3,0x30000000 #ST0_CU1;\n" \
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"or $2,$3;\n" \
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"mtc0 $2,$12;\n" \
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"li $2,0x00000000 #FPU_DEFAULT;\n" \
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"ctc1 $2,$31;\n" \
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:::"$2","$3"
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);
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#else
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asm(\
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"mfc0 $2,$12;\n" \
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"li $3,0x34000000 #ST0_CU1;\n" \
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"or $2,$3;\n" \
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"mtc0 $2,$12;\n" \
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"li $2,0x00000000 #FPU_DEFAULT;\n" \
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"ctc1 $2,$31;\n" \
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:::"$2","$3"
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);
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#endif
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}
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#endif /* _MATH_ */
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