unw_is_fpreg3

Usage

Overview

The unw_is_fpreg() routine checks whether register number reg is a floating-point register.

This routine is normally implemented as a macro and applications should not attempt to take its address.

Return value

The unw_is_fpreg() routine returns a non-zero value if reg is a floating-point register. Otherwise, it returns a value of 0.

Thread and signal safety

unw_is_fpreg() is thread safe as well as safe to use from a signal handler.