CrossWorks for ARM User Guide

Fast math librarybehaviorIEC 60559 mathlibrary behaviorPortabilityIf |x| >~ 709.782, errno is set to EDOM and cosh returns HUGE_VAL.If x is +Infinity, -Infinity, or NaN, cosh returns |x|.If |x| >~ 709.782, cosh returns +Infinity or -Infinity depending upon the sign of x.cosh conforms to ISO/IEC 9899:1990 (C90) and ISO/IEC 9899:1999 (C99).coshfSynopsis#include float coshf(float x);Description coshf calculates the hyperbolic sine of x.Fast math librarybehaviorIEC 60559 mathlibrary behaviorPortabilityIf |x| >~ 88.7228, errno is set to EDOM and coshf returns HUGE_VALF.If x is +Infinity, -Infinity, or NaN, coshf returns |x|.If |x| >~ 88.7228, coshf returns +Infinity or -Infinity depending upon the sign of x.coshf conforms to ISO/IEC 9899:1990 (C90) and ISO/IEC 9899:1999 (C99).expSynopsis#include double exp(double x);Description exp computes the base-e exponential of x.Fast math librarybehaviorIEC 60559 mathlibrary behaviorPortabilityIf |x| >~ 709.782, errno is set to EDOM and exp returns HUGE_VAL.If x is NaN, exp returns NaN.If x is Infinity, exp returns InfinityIf x is -Infinity, exp returns 0.exp conforms to ISO/IEC 9899:1990 (C90) and ISO/IEC 9899:1999 (C99).expfSynopsis#include float expf(float x);Description expf computes the base-e exponential of x.Fast math librarybehaviorIf |x| >~ 88.722, errno is set to EDOM and expf returns HUGE_VALF.262 Chapter 28 Standard C Library Reference