1*e415d488SLionel Sambuc /* $NetBSD: fpgetround.c,v 1.6 2012/06/24 15:26:02 christos Exp $ */ 22fe8fb19SBen Gras 32fe8fb19SBen Gras /* 42fe8fb19SBen Gras * Written by J.T. Conklin, Apr 10, 1995 52fe8fb19SBen Gras * Public domain. 62fe8fb19SBen Gras */ 72fe8fb19SBen Gras 82fe8fb19SBen Gras #include <sys/cdefs.h> 92fe8fb19SBen Gras #if defined(LIBC_SCCS) && !defined(lint) 10*e415d488SLionel Sambuc __RCSID("$NetBSD: fpgetround.c,v 1.6 2012/06/24 15:26:02 christos Exp $"); 112fe8fb19SBen Gras #endif /* LIBC_SCCS and not lint */ 122fe8fb19SBen Gras 132fe8fb19SBen Gras #include "namespace.h" 142fe8fb19SBen Gras 15*e415d488SLionel Sambuc #include <sys/types.h> 162fe8fb19SBen Gras #include <ieeefp.h> 172fe8fb19SBen Gras 182fe8fb19SBen Gras #ifdef __weak_alias __weak_alias(fpgetround,_fpgetround)192fe8fb19SBen Gras__weak_alias(fpgetround,_fpgetround) 202fe8fb19SBen Gras #endif 212fe8fb19SBen Gras 222fe8fb19SBen Gras fp_rnd 23*e415d488SLionel Sambuc fpgetround(void) 242fe8fb19SBen Gras { 25*e415d488SLionel Sambuc uint32_t x; 262fe8fb19SBen Gras 272fe8fb19SBen Gras __asm("st %%fsr,%0" : "=m" (*&x)); 282fe8fb19SBen Gras return (x >> 30) & 0x03; 292fe8fb19SBen Gras } 30