Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/powerpc/fpu/fpu_extern.h
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1 /* $NetBSD: fpu_extern.h,v 1.3 2005/12/11 12:18:42 christos Exp $ */ 2 /* $FreeBSD$ */ 3 4 /*- 5 * SPDX-License-Identifier: BSD-2-Clause-NetBSD 6 * 7 * Copyright (c) 1995 The NetBSD Foundation, Inc. 8 * All rights reserved. 9 * 10 * This code is derived from software contributed to The NetBSD Foundation 11 * by Christos Zoulas. 12 * 13 * Redistribution and use in source and binary forms, with or without 14 * modification, are permitted provided that the following conditions 15 * are met: 16 * 1. Redistributions of source code must retain the above copyright 17 * notice, this list of conditions and the following disclaimer. 18 * 2. Redistributions in binary form must reproduce the above copyright 19 * notice, this list of conditions and the following disclaimer in the 20 * documentation and/or other materials provided with the distribution. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 23 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 24 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 25 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 26 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 32 * POSSIBILITY OF SUCH DAMAGE. 33 */ 34 35 struct proc; 36 struct fpu; 37 struct trapframe; 38 union instr; 39 struct fpemu; 40 struct fpn; 41 42 /* fpu.c */ 43 int fpu_emulate(struct trapframe *, struct fpu *); 44 int fpu_execute(struct trapframe *, struct fpemu *, union instr *); 45 46 /* fpu_explode.c */ 47 int fpu_itof(struct fpn *, u_int); 48 int fpu_xtof(struct fpn *, u_int64_t); 49 int fpu_stof(struct fpn *, u_int); 50 int fpu_dtof(struct fpn *, u_int, u_int); 51 52 /* fpu_implode.c */ 53 u_int fpu_ftoi(struct fpemu *, struct fpn *); 54 u_int fpu_ftox(struct fpemu *, struct fpn *, u_int *); 55 u_int fpu_ftos(struct fpemu *, struct fpn *); 56 u_int fpu_ftod(struct fpemu *, struct fpn *, u_int *);
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