FreeBSD manual
download PDF document: unw_is_fpreg.3.pdf
UNW_IS_FPREG(3) Programming Library UNW_IS_FPREG(3)
NAME
unw_is_fpreg -- check if a register is a floating-point register
SYNOPSIS
#include <libunwind.h>
int unw_is_fpreg(unw_regnum_t reg);
DESCRIPTION
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.
SEE ALSO
libunwind(3), unw_get_reg(3), unw_set_reg(3), unw_get_fpreg(3),
unw_set_fpreg(3)
AUTHOR
David Mosberger-Tang
Email: dmosberger@gmail.com
WWW: http://www.nongnu.org/libunwind/.
Programming Library 16 August 2007 UNW_IS_FPREG(3)