diff options
Diffstat (limited to 'lib/libc/sparc64/gen/fpsetsticky.c')
-rw-r--r-- | lib/libc/sparc64/gen/fpsetsticky.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/lib/libc/sparc64/gen/fpsetsticky.c b/lib/libc/sparc64/gen/fpsetsticky.c new file mode 100644 index 0000000..61d3d1b --- /dev/null +++ b/lib/libc/sparc64/gen/fpsetsticky.c @@ -0,0 +1,30 @@ +/* $NetBSD: fpsetsticky.c,v 1.2 2002/01/13 21:45:51 thorpej Exp $ */ + +/* + * Written by J.T. Conklin, Apr 10, 1995 + * Public domain. + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <machine/fsr.h> +#include <ieeefp.h> + +fp_except_t +fpsetsticky(sticky) + fp_except_t sticky; +{ + unsigned int old; + unsigned int new; + + __asm__("st %%fsr,%0" : "=m" (old)); + + new = old; + new &= ~FSR_AEXC_MASK; + new |= FSR_AEXC(sticky & FSR_EXC_MASK); + + __asm__("ld %0,%%fsr" : : "m" (new)); + + return (FSR_GET_AEXC(old)); +} |