Describes ARM support for floating-point computations.
3.1 About floating-point support.
3.2 The software floating-point library, fplib.
the ARM floating-point environment.
3.4 Using C99 signaling NaNs provided by mathlib (_WANT_SNAN).
3.5 mathlib double and single-precision floating-point functions.
3.6 IEEE 754 arithmetic.
the Vector Floating-Point (VFP) support libraries.