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Diffstat (limited to 'Bachelor/Mikroprozessorsysteme2/ARM202U/INCLUDE/MATH.H')
| -rw-r--r-- | Bachelor/Mikroprozessorsysteme2/ARM202U/INCLUDE/MATH.H | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/Bachelor/Mikroprozessorsysteme2/ARM202U/INCLUDE/MATH.H b/Bachelor/Mikroprozessorsysteme2/ARM202U/INCLUDE/MATH.H new file mode 100644 index 0000000..39fdc33 --- /dev/null +++ b/Bachelor/Mikroprozessorsysteme2/ARM202U/INCLUDE/MATH.H @@ -0,0 +1,182 @@ +#pragma force_top_level
+#pragma include_only_once
+
+/* math.h: ANSI 'C' (X3J11 Oct 88) library header, section 4.5 */
+/* Copyright (C) Codemist Ltd., 1988 */
+/* Copyright (C) Advanced Risc Machines Ltd., 1991 */
+/* version 0.03 */
+
+#ifndef __math_h
+#define __math_h
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef HUGE_VAL
+# define HUGE_VAL __huge_val
+extern const double HUGE_VAL;
+#endif
+
+/* Be careful with no_side_effects.
+ Nothing taking a pointer argument can safely be declared to be so
+ (how can CSE know whether the thing pointed to has been updated, or
+ whether indeed the argument is not an output).
+ Nor may things which set errno - a side effect -.
+ */
+
+extern double acos(double /*x*/);
+ /* computes the principal value of the arc cosine of x */
+ /* a domain error occurs for arguments not in the range -1 to 1 */
+ /* Returns: the arc cosine in the range 0 to Pi. */
+extern double asin(double /*x*/);
+ /* computes the principal value of the arc sine of x */
+ /* a domain error occurs for arguments not in the range -1 to 1 */
+ /* and -HUGE_VAL is returned. */
+ /* Returns: the arc sine in the range -Pi/2 to Pi/2. */
+
+#pragma no_side_effects
+
+extern double atan(double /*x*/);
+ /* computes the principal value of the arc tangent of x */
+ /* Returns: the arc tangent in the range -Pi/2 to Pi/2. */
+
+extern double __d_atan(double);
+
+#pragma side_effects
+
+extern double atan2(double /*y*/, double /*x*/);
+ /* computes the principal value of the arc tangent of y/x, using the */
+ /* signs of both arguments to determine the quadrant of the return value */
+ /* a domain error occurs if both args are zero, and -HUGE_VAL returned. */
+ /* Returns: the arc tangent of y/x, in the range -Pi to Pi. */
+
+
+#pragma no_side_effects
+
+extern double cos(double /*x*/);
+ /* computes the cosine of x (measured in radians). A large magnitude */
+ /* argument may yield a result with little or no significance */
+ /* Returns: the cosine value. */
+extern double sin(double /*x*/);
+ /* computes the sine of x (measured in radians). A large magnitude */
+ /* argument may yield a result with little or no significance */
+ /* Returns: the sine value. */
+
+extern double __d_sin(double);
+extern double __d_cos(double);
+
+#pragma side_effects
+
+extern double tan(double /*x*/);
+ /* computes the tangent of x (measured in radians). A large magnitude */
+ /* argument may yield a result with little or no significance */
+ /* Returns: the tangent value. */
+ /* if range error; returns HUGE_VAL. */
+
+extern double cosh(double /*x*/);
+ /* computes the hyperbolic cosine of x. A range error occurs if the */
+ /* magnitude of x is too large. */
+ /* Returns: the hyperbolic cosine value. */
+ /* if range error; returns HUGE_VAL. */
+extern double sinh(double /*x*/);
+ /* computes the hyperbolic sine of x. A range error occurs if the */
+ /* magnitude of x is too large. */
+ /* Returns: the hyperbolic sine value. */
+ /* if range error; returns -HUGE_VAL or HUGE_VAL depending */
+ /* on the sign of the argument */
+
+#pragma no_side_effects
+
+extern double tanh(double /*x*/);
+ /* computes the hyperbolic tangent of x. */
+ /* Returns: the hyperbolic tangent value. */
+
+#pragma side_effects
+
+extern double exp(double /*x*/);
+ /* computes the exponential function of x. A range error occurs if the */
+ /* magnitude of x is too large. */
+ /* Returns: the exponential value. */
+ /* if underflow range error; 0 is returned. */
+ /* if overflow range error; HUGE_VAL is returned. */
+
+extern double frexp(double /*value*/, int * /*exp*/);
+ /* breaks a floating-point number into a normalised fraction and an */
+ /* integral power of 2. It stores the integer in the int object pointed */
+ /* to by exp. */
+ /* Returns: the value x, such that x is a double with magnitude in the */
+ /* interval 0.5 to 1.0 or zero, and value equals x times 2 raised to the */
+ /* power *exp. If value is zero, both parts of the result are zero. */
+
+extern double ldexp(double /*x*/, int /*exp*/);
+ /* multiplies a floating-point number by an integral power of 2. */
+ /* A range error may occur. */
+ /* Returns: the value of x times 2 raised to the power of exp. */
+ /* if range error; HUGE_VAL is returned. */
+extern double log(double /*x*/);
+ /* computes the natural logarithm of x. A domain error occurs if the */
+ /* argument is negative, and -HUGE_VAL is returned. A range error occurs */
+ /* if the argument is zero. */
+ /* Returns: the natural logarithm. */
+ /* if range error; -HUGE_VAL is returned. */
+extern double log10(double /*x*/);
+ /* computes the base-ten logarithm of x. A domain error occurs if the */
+ /* argument is negative. A range error occurs if the argument is zero. */
+ /* Returns: the base-ten logarithm. */
+extern double modf(double /*value*/, double * /*iptr*/);
+ /* breaks the argument value into integral and fraction parts, each of */
+ /* which has the same sign as the argument. It stores the integral part */
+ /* as a double in the object pointed to by iptr. */
+ /* Returns: the signed fractional part of value. */
+
+extern double pow(double /*x*/, double /*y*/);
+ /* computes x raised to the power of y. A domain error occurs if x is */
+ /* zero and y is less than or equal to zero, or if x is negative and y */
+ /* is not an integer, and -HUGE_VAL returned. A range error may occur. */
+ /* Returns: the value of x raised to the power of y. */
+ /* if underflow range error; 0 is returned. */
+ /* if overflow range error; HUGE_VAL is returned. */
+extern double sqrt(double /*x*/);
+ /* computes the non-negative square root of x. A domain error occurs */
+ /* if the argument is negative, and -HUGE_VAL returned. */
+ /* Returns: the value of the square root. */
+
+#pragma no_side_effects
+
+extern double ceil(double /*x*/);
+ /* computes the smallest integer not less than x. */
+ /* Returns: the smallest integer not less than x, expressed as a double. */
+extern double fabs(double /*x*/);
+ /* computes the absolute value of the floating-point number x. */
+ /* Returns: the absolute value of x. */
+
+extern double __d_abs(double); /* inline expansion of fabs() */
+
+extern double floor(double /*d*/);
+ /* computes the largest integer not greater than x. */
+ /* Returns: the largest integer not greater than x, expressed as a double */
+
+#pragma side_effects
+
+extern double fmod(double /*x*/, double /*y*/);
+ /* computes the floating-point remainder of x/y. */
+ /* Returns: the value x - i * y, for some integer i such that, if y is */
+ /* nonzero, the result has the same sign as x and magnitude */
+ /* less than the magnitude of y. If y is zero, a domain error */
+ /* occurs and -HUGE_VAL is returned. */
+
+#ifndef __SOFTFP__
+# define atan(x) __d_atan(x)
+# define sin(x) __d_sin(x)
+# define cos(x) __d_cos(x)
+# define fabs(x) __d_abs(x)
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+
+/* end of math.h */
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