1/* $OpenBSD: s_ceil.S,v 1.3 2009/04/08 22:30:41 martynas Exp $ */ 2/* 3 * Written by J.T. Conklin <jtc@NetBSD.org>. 4 * Public domain. 5 */ 6 7#include <machine/asm.h> 8 9#include "abi.h" 10 11ENTRY(ceil) 12 fstcw -12(%rsp) 13 movw -12(%rsp),%dx 14 orw $0x0800,%dx 15 andw $0xfbff,%dx 16 movw %dx,-16(%rsp) 17 fldcw -16(%rsp) 18 movsd %xmm0,-8(%rsp) 19 fldl -8(%rsp) 20 frndint 21 fldcw -12(%rsp) 22 fstpl -8(%rsp) 23 movsd -8(%rsp),%xmm0 24 ret 25