Mercurial > projects > ldc
comparison druntime/src/compiler/dmd/typeinfo/ti_cdouble.d @ 759:d3eb054172f9
Added copy of druntime from DMD 2.020 modified for LDC.
author | Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> |
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date | Tue, 11 Nov 2008 01:52:37 +0100 |
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758:f04dde6e882c | 759:d3eb054172f9 |
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1 | |
2 // cdouble | |
3 | |
4 module rt.typeinfo.ti_cdouble; | |
5 | |
6 class TypeInfo_r : TypeInfo | |
7 { | |
8 override string toString() { return "cdouble"; } | |
9 | |
10 override hash_t getHash(in void* p) | |
11 { | |
12 return (cast(uint *)p)[0] + (cast(uint *)p)[1] + | |
13 (cast(uint *)p)[2] + (cast(uint *)p)[3]; | |
14 } | |
15 | |
16 static equals_t _equals(cdouble f1, cdouble f2) | |
17 { | |
18 return f1 == f2; | |
19 } | |
20 | |
21 static int _compare(cdouble f1, cdouble f2) | |
22 { int result; | |
23 | |
24 if (f1.re < f2.re) | |
25 result = -1; | |
26 else if (f1.re > f2.re) | |
27 result = 1; | |
28 else if (f1.im < f2.im) | |
29 result = -1; | |
30 else if (f1.im > f2.im) | |
31 result = 1; | |
32 else | |
33 result = 0; | |
34 return result; | |
35 } | |
36 | |
37 override equals_t equals(in void* p1, in void* p2) | |
38 { | |
39 return _equals(*cast(cdouble *)p1, *cast(cdouble *)p2); | |
40 } | |
41 | |
42 override int compare(in void* p1, in void* p2) | |
43 { | |
44 return _compare(*cast(cdouble *)p1, *cast(cdouble *)p2); | |
45 } | |
46 | |
47 override size_t tsize() | |
48 { | |
49 return cdouble.sizeof; | |
50 } | |
51 | |
52 override void swap(void *p1, void *p2) | |
53 { | |
54 cdouble t; | |
55 | |
56 t = *cast(cdouble *)p1; | |
57 *cast(cdouble *)p1 = *cast(cdouble *)p2; | |
58 *cast(cdouble *)p2 = t; | |
59 } | |
60 | |
61 override void[] init() | |
62 { static cdouble r; | |
63 | |
64 return (cast(cdouble *)&r)[0 .. 1]; | |
65 } | |
66 } |