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/*
* Written by J.T. Conklin <jtc@netbsd.org>.
* Public domain.
*/
#include <machine/asm.h>
RCSID("$NetBSD: s_ceilf.S,v 1.3 1995/05/08 23:52:44 jtc Exp $")
ENTRY(__ceilf)
pushl %ebp
movl %esp,%ebp
subl $8,%esp
fstcw -4(%ebp) /* store fpu control word */
/* We use here %edx although only the low 1 bits are defined.
But none of the operations should care and they are faster
than the 16 bit operations. */
movl -4(%ebp),%edx
orl $0x0800,%edx /* round towards +oo */
andl $0xfbff,%edx
movl %edx,-8(%ebp)
fldcw -8(%ebp) /* load modified control word */
flds 8(%ebp); /* round */
frndint
fldcw -4(%ebp) /* restore original control word */
leave
ret
END (__ceilf)
weak_alias (__ceilf, ceilf)
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