table of contents
UNW_IS_FPREG(3libunwind) | Programming Library | UNW_IS_FPREG(3libunwind) |
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(3libunwind), unw_get_reg(3libunwind), unw_set_reg(3libunwind), unw_get_fpreg(3libunwind), unw_set_fpreg(3libunwind)
AUTHOR¶
David Mosberger-Tang
Email: dmosberger@gmail.com
WWW: http://www.nongnu.org/libunwind/.
29 August 2023 | Programming Library |