初版

SDK/interface/utils/math/cpu/br35/asm/math_fast_function.h

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+#ifndef MATH_FAST_FUNCTION
+#define MATH_FAST_FUNCTION
+
+struct data_q_struct {
+    long data;
+    char q;
+};
+
+float add_float(float x, float y);
+float sub_float(float x, float y);
+long  float_to_int(float x);
+float int_to_float(long x);
+long  cos_fix(long x);
+float cos_float(float x);
+long  sin_fix(long x);
+float sin_float(float x);
+struct data_q_struct complex_abs_fix(long x, long y);
+struct data_q_struct complex_dqdt_fix(long x, long y);
+float  complex_abs_float(float x, float y);
+float  complex_dqdt_float(float x, float y);
+struct data_q_struct root_fix(struct data_q_struct x);
+float  root_float(float x);
+struct data_q_struct mul_fix(long x, long y);
+float  mul_float(float x, float y);
+struct data_q_struct div_fix(long x, long y);
+float  div_float(float x, float y);
+struct data_q_struct exp_fix(long x);
+float  exp_float(float x);
+struct data_q_struct ln_fix(struct data_q_struct x);
+float  ln_float(float x);
+struct data_q_struct angle_fix(long x, long y);
+float angle_float(float x, float y);
+struct data_q_struct atanh_fix(long x, long y);
+float atanh_float(float x, float y);
+long  cosh_fix(long x);
+float cosh_float(float x);
+long  sinh_fix(long x);
+float sinh_float(float x);
+struct data_q_struct log10_fix(struct data_q_struct x);
+float  log10_float(float x);
+struct data_q_struct sigmoid_fix(float x);
+float  sigmoid_float(float x);
+struct data_q_struct tanh_fix(float x);
+float  tanh_float(float x);
+float dB_Convert_Mag(float x);
+
+struct data_q_struct complex_dqdt_fix_limit(long x, long y);
+struct data_q_struct atanh_fix_limit(long x, long y);
+float complex_dqdt_float_limit(float x, float y);
+float atanh_float_limit(float x, float y);
+
+
+
+#endif
+