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      1 /*
      2  * Written by J.T. Conklin, Apr 10, 1995
      3  * Public domain.
      4  */
      5 
      6 #include <sys/cdefs.h>
      7 /* __FBSDID("$FreeBSD: src/lib/libc/ia64/gen/flt_rounds.c,v 1.1 2004/07/19 08:17:24 das Exp $"); */
      8 
      9 #include <float.h>
     10 
     11 static const int map[] = {
     12 	1,	/* round to nearest */
     13 	3,	/* round to zero */
     14 	2,	/* round to negative infinity */
     15 	0	/* round to positive infinity */
     16 };
     17 
     18 int
     19 __flt_rounds(void)
     20 {
     21 	int x;
     22 
     23 	__asm("mov %0=ar.fpsr" : "=r" (x));
     24         return (map[(x >> 10) & 0x03]);
     25 }
     26