xref: /openbsd/lib/libm/arch/amd64/s_significandf.S (revision 3bef86f7)
1/*	$OpenBSD: s_significandf.S,v 1.6 2022/08/27 08:30:18 tb 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_NB(significandf)
12	RETGUARD_SETUP(significandf, r11)
13	XMM_ONE_ARG_FLOAT_PROLOGUE
14	flds	ARG_FLOAT_ONE
15	fxtract
16	fstp	%st(1)
17	XMM_FLOAT_EPILOGUE
18	RETGUARD_CHECK(significandf, r11)
19	ret
20END(significandf)
21	.weak	significandf
22