10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright 2005 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 #ifndef _SYS_IEEEFP_H
28 #define _SYS_IEEEFP_H
29
30 #pragma ident "%Z%%M% %I% %E% SMI" /* SunOS4.0 1.6 */
31
32 #ifdef __cplusplus
33 extern "C" {
34 #endif
35
36 /*
37 * Sun types for IEEE floating point.
38 */
39
40 #if defined(__sparc)
41
42 enum fp_direction_type { /* rounding direction */
43 fp_nearest = 0,
44 fp_tozero = 1,
45 fp_positive = 2,
46 fp_negative = 3
47 };
48
49 enum fp_precision_type { /* extended rounding precision */
50 fp_extended = 0,
51 fp_single = 1,
52 fp_double = 2,
53 fp_precision_3 = 3
54 };
55
56 enum fp_exception_type { /* exceptions according to bit number */
57 fp_inexact = 0,
58 fp_division = 1,
59 fp_underflow = 2,
60 fp_overflow = 3,
61 fp_invalid = 4
62 };
63
64 enum fp_trap_enable_type { /* trap enable bits according to bit number */
65 fp_trap_inexact = 0,
66 fp_trap_division = 1,
67 fp_trap_underflow = 2,
68 fp_trap_overflow = 3,
69 fp_trap_invalid = 4
70 };
71
72 #elif defined(__i386) || defined(__amd64)
73
74 enum fp_direction_type { /* rounding direction */
75 fp_nearest = 0,
76 fp_negative = 1,
77 fp_positive = 2,
78 fp_tozero = 3
79 };
80
81 enum fp_precision_type { /* extended rounding precision */
82 fp_single = 0,
83 fp_precision_3 = 1,
84 fp_double = 2,
85 fp_extended = 3
86 };
87
88 enum fp_exception_type { /* exceptions according to bit number */
89 fp_invalid = 0,
90 fp_denormalized = 1,
91 fp_division = 2,
92 fp_overflow = 3,
93 fp_underflow = 4,
94 fp_inexact = 5
95 };
96
97 enum fp_trap_enable_type { /* trap enable bits according to bit number */
98 fp_trap_invalid = 0,
99 fp_trap_denormalized = 1,
100 fp_trap_division = 2,
101 fp_trap_overflow = 3,
102 fp_trap_underflow = 4,
103 fp_trap_inexact = 5
104 };
105
106 #endif /* __i386 || __amd64 */
107
108 enum fp_class_type { /* floating-point classes */
109 fp_zero = 0,
110 fp_subnormal = 1,
111 fp_normal = 2,
112 fp_infinity = 3,
113 fp_quiet = 4,
114 fp_signaling = 5
115 };
|
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright 2005 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 #ifndef _SYS_IEEEFP_H
28 #define _SYS_IEEEFP_H
29
30 #ifdef __cplusplus
31 extern "C" {
32 #endif
33
34 /*
35 * Sun types for IEEE floating point.
36 */
37
38 #if defined(__sparc)
39
40 enum fp_direction_type { /* rounding direction */
41 fp_nearest = 0,
42 fp_tozero = 1,
43 fp_positive = 2,
44 fp_negative = 3
45 };
46
47 enum fp_precision_type { /* extended rounding precision */
48 fp_extended = 0,
49 fp_single = 1,
50 fp_double = 2,
51 fp_precision_3 = 3
52 };
53
54 enum fp_exception_type { /* exceptions according to bit number */
55 fp_inexact = 0,
56 fp_division = 1,
57 fp_underflow = 2,
58 fp_overflow = 3,
59 fp_invalid = 4
60 };
61 #define N_IEEE_EXCEPTION 5 /* Number of floating-point exceptions. */
62
63 enum fp_trap_enable_type { /* trap enable bits according to bit number */
64 fp_trap_inexact = 0,
65 fp_trap_division = 1,
66 fp_trap_underflow = 2,
67 fp_trap_overflow = 3,
68 fp_trap_invalid = 4
69 };
70
71 #elif defined(__i386) || defined(__amd64)
72
73 enum fp_direction_type { /* rounding direction */
74 fp_nearest = 0,
75 fp_negative = 1,
76 fp_positive = 2,
77 fp_tozero = 3
78 };
79
80 enum fp_precision_type { /* extended rounding precision */
81 fp_single = 0,
82 fp_precision_3 = 1,
83 fp_double = 2,
84 fp_extended = 3
85 };
86
87 enum fp_exception_type { /* exceptions according to bit number */
88 fp_invalid = 0,
89 fp_denormalized = 1,
90 fp_division = 2,
91 fp_overflow = 3,
92 fp_underflow = 4,
93 fp_inexact = 5
94 };
95 #define N_IEEE_EXCEPTION 6 /* Number of floating-point exceptions. */
96
97 enum fp_trap_enable_type { /* trap enable bits according to bit number */
98 fp_trap_invalid = 0,
99 fp_trap_denormalized = 1,
100 fp_trap_division = 2,
101 fp_trap_overflow = 3,
102 fp_trap_underflow = 4,
103 fp_trap_inexact = 5
104 };
105
106 #endif /* __i386 || __amd64 */
107
108 enum fp_class_type { /* floating-point classes */
109 fp_zero = 0,
110 fp_subnormal = 1,
111 fp_normal = 2,
112 fp_infinity = 3,
113 fp_quiet = 4,
114 fp_signaling = 5
115 };
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