UNW\\_IS\\_FPREG

Section: Programming Library (3)
Updated: 16 August 2007
Page Index
 

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/.


 

Index

NAME
SYNOPSIS
DESCRIPTION
RETURN VALUE
THREAD AND SIGNAL SAFETY
SEE ALSO
AUTHOR