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s_truncl.c (176246) s_truncl.c (176280)
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 * From: @(#)s_floor.c 5.1 93/09/24
12 */
13
14#include <sys/cdefs.h>
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 * From: @(#)s_floor.c 5.1 93/09/24
12 */
13
14#include <sys/cdefs.h>
15__FBSDID("$FreeBSD: head/lib/msun/src/s_truncl.c 176245 2008-02-13 17:38:16Z bde $");
15__FBSDID("$FreeBSD: head/lib/msun/src/s_truncl.c 176280 2008-02-14 15:10:34Z bde $");
16
17/*
18 * truncl(x)
19 * Return x rounded toward 0 to integral value
20 * Method:
21 * Bit twiddling.
22 * Exception:
23 * Inexact flag raised if x not equal to truncl(x).

--- 37 unchanged lines hidden (view full) ---

61 uint64_t m = (uint64_t)-1 >> (64 - LDBL_MANT_DIG + e + 1);
62 if ((u.bits.manl & m) == 0)
63 return (x); /* x is integral */
64 if (huge + x > 0.0) /* raise inexact flag */
65 u.bits.manl &= ~m;
66 }
67 return (u.e);
68}
16
17/*
18 * truncl(x)
19 * Return x rounded toward 0 to integral value
20 * Method:
21 * Bit twiddling.
22 * Exception:
23 * Inexact flag raised if x not equal to truncl(x).

--- 37 unchanged lines hidden (view full) ---

61 uint64_t m = (uint64_t)-1 >> (64 - LDBL_MANT_DIG + e + 1);
62 if ((u.bits.manl & m) == 0)
63 return (x); /* x is integral */
64 if (huge + x > 0.0) /* raise inexact flag */
65 u.bits.manl &= ~m;
66 }
67 return (u.e);
68}
69
70#if LDBL_MANT_DIG == 53
71__weak_reference(trunc, truncl);
72#endif