| quad.h (128935) | quad.h (128965) |
|---|---|
| 1/*- 2 * Copyright (c) 1992, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * This software was developed by the Computer Systems Engineering group 6 * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and 7 * contributed to Berkeley. 8 * --- 17 unchanged lines hidden (view full) --- 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)quad.h 8.1 (Berkeley) 6/4/93 | 1/*- 2 * Copyright (c) 1992, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * This software was developed by the Computer Systems Engineering group 6 * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and 7 * contributed to Berkeley. 8 * --- 17 unchanged lines hidden (view full) --- 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)quad.h 8.1 (Berkeley) 6/4/93 |
| 34 * $FreeBSD: head/sys/libkern/quad.h 128935 2004-05-04 22:15:54Z cognet $ | 34 * $FreeBSD: head/sys/libkern/quad.h 128965 2004-05-05 15:12:55Z bde $ |
| 35 */ 36 | 35 */ 36 |
| 37#ifndef _LIBKERN_QUAD_H 38#define _LIBKERN_QUAD_H | 37#ifndef _LIBKERN_QUAD_H_ 38#define _LIBKERN_QUAD_H_ |
| 39 40/* 41 * Quad arithmetic. 42 * 43 * This library makes the following assumptions: 44 * 45 * - The type long long (aka quad_t) exists. 46 * --- 45 unchanged lines hidden (view full) --- 92 * These are used in the multiply code, to split a longword into upper 93 * and lower halves, and to reassemble a product as a quad_t, shifted left 94 * (sizeof(long)*CHAR_BIT/2). 95 */ 96#define HHALF(x) ((x) >> HALF_BITS) 97#define LHALF(x) ((x) & ((1 << HALF_BITS) - 1)) 98#define LHUP(x) ((x) << HALF_BITS) 99 | 39 40/* 41 * Quad arithmetic. 42 * 43 * This library makes the following assumptions: 44 * 45 * - The type long long (aka quad_t) exists. 46 * --- 45 unchanged lines hidden (view full) --- 92 * These are used in the multiply code, to split a longword into upper 93 * and lower halves, and to reassemble a product as a quad_t, shifted left 94 * (sizeof(long)*CHAR_BIT/2). 95 */ 96#define HHALF(x) ((x) >> HALF_BITS) 97#define LHALF(x) ((x) & ((1 << HALF_BITS) - 1)) 98#define LHUP(x) ((x) << HALF_BITS) 99 |
| 100typedef unsigned int qshift_t; 101 102quad_t __ashldi3(quad_t, qshift_t); 103quad_t __ashrdi3(quad_t, qshift_t); |
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| 100quad_t __divdi3(quad_t a, quad_t b); | 104quad_t __divdi3(quad_t a, quad_t b); |
| 105quad_t __lshrdi3(quad_t, qshift_t); |
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| 101quad_t __moddi3(quad_t a, quad_t b); 102u_quad_t __qdivrem(u_quad_t u, u_quad_t v, u_quad_t *rem); 103u_quad_t __udivdi3(u_quad_t a, u_quad_t b); 104u_quad_t __umoddi3(u_quad_t a, u_quad_t b); 105int __ucmpdi2(u_quad_t a, u_quad_t b); 106 | 106quad_t __moddi3(quad_t a, quad_t b); 107u_quad_t __qdivrem(u_quad_t u, u_quad_t v, u_quad_t *rem); 108u_quad_t __udivdi3(u_quad_t a, u_quad_t b); 109u_quad_t __umoddi3(u_quad_t a, u_quad_t b); 110int __ucmpdi2(u_quad_t a, u_quad_t b); 111 |
| 107typedef unsigned int qshift_t; 108 109quad_t __ashldi3(quad_t, qshift_t); 110quad_t __ashrdi3(quad_t, qshift_t); 111quad_t __lshrdi3(quad_t, qshift_t); 112#endif /* _LIBKERN_QUAD_H */ | 112#endif /* !_LIBKERN_QUAD_H_ */ |