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math_private.h (176552) math_private.h (186461)
1/*
2 * ====================================================
3 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
4 *
5 * Developed at SunPro, a Sun Microsystems, Inc. business.
6 * Permission to use, copy, modify, and distribute this
7 * software is freely granted, provided that this notice
8 * is preserved.
9 * ====================================================
10 */
11
12/*
13 * from: @(#)fdlibm.h 5.1 93/09/24
1/*
2 * ====================================================
3 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
4 *
5 * Developed at SunPro, a Sun Microsystems, Inc. business.
6 * Permission to use, copy, modify, and distribute this
7 * software is freely granted, provided that this notice
8 * is preserved.
9 * ====================================================
10 */
11
12/*
13 * from: @(#)fdlibm.h 5.1 93/09/24
14 * $FreeBSD: head/lib/msun/src/math_private.h 176552 2008-02-25 13:33:20Z bde $
14 * $FreeBSD: head/lib/msun/src/math_private.h 186461 2008-12-23 22:20:59Z marcel $
15 */
16
17#ifndef _MATH_PRIVATE_H_
18#define _MATH_PRIVATE_H_
19
20#include <sys/types.h>
21#include <machine/endian.h>
22

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33 * endianness at run time.
34 */
35
36/*
37 * A union which permits us to convert between a double and two 32 bit
38 * ints.
39 */
40
15 */
16
17#ifndef _MATH_PRIVATE_H_
18#define _MATH_PRIVATE_H_
19
20#include <sys/types.h>
21#include <machine/endian.h>
22

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33 * endianness at run time.
34 */
35
36/*
37 * A union which permits us to convert between a double and two 32 bit
38 * ints.
39 */
40
41#if BYTE_ORDER == BIG_ENDIAN
41#ifdef __arm__
42#if defined(__VFP_FP__)
43#define IEEE_WORD_ORDER BYTE_ORDER
44#else
45#define IEEE_WORD_ORDER BIG_ENDIAN
46#endif
47#else /* __arm__ */
48#define IEEE_WORD_ORDER BYTE_ORDER
49#endif
42
50
51#if IEEE_WORD_ORDER == BIG_ENDIAN
52
43typedef union
44{
45 double value;
46 struct
47 {
48 u_int32_t msw;
49 u_int32_t lsw;
50 } parts;
51} ieee_double_shape_type;
52
53#endif
54
53typedef union
54{
55 double value;
56 struct
57 {
58 u_int32_t msw;
59 u_int32_t lsw;
60 } parts;
61} ieee_double_shape_type;
62
63#endif
64
55#if BYTE_ORDER == LITTLE_ENDIAN
65#if IEEE_WORD_ORDER == LITTLE_ENDIAN
56
57typedef union
58{
59 double value;
60 struct
61 {
62 u_int32_t lsw;
63 u_int32_t msw;

--- 270 unchanged lines hidden --- 		66
67typedef union
68{
69 double value;
70 struct
71 {
72 u_int32_t lsw;
73 u_int32_t msw;

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