Mercurial > projects > ldc
annotate druntime/src/compiler/ldc/typeinfo/ti_cfloat.d @ 1458:e0b2d67cfe7c
Added druntime (this should be removed once it works).
author | Robert Clipsham <robert@octarineparrot.com> |
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date | Tue, 02 Jun 2009 17:43:06 +0100 |
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1 /** |
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2 * TypeInfo support code. |
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3 * |
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4 * Copyright: Copyright Digital Mars 2004 - 2009. |
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5 * License: <a href="http://www.boost.org/LICENSE_1_0.txt>Boost License 1.0</a>. |
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6 * Authors: Walter Bright |
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7 * |
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8 * Copyright Digital Mars 2004 - 2009. |
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9 * Distributed under the Boost Software License, Version 1.0. |
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10 * (See accompanying file LICENSE_1_0.txt or copy at |
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11 * http://www.boost.org/LICENSE_1_0.txt) |
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12 */ |
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13 module rt.typeinfo.ti_cfloat; |
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14 |
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15 // cfloat |
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16 |
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17 class TypeInfo_q : TypeInfo |
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18 { |
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19 override string toString() { return "cfloat"; } |
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20 |
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21 override hash_t getHash(in void* p) |
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22 { |
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23 return (cast(uint *)p)[0] + (cast(uint *)p)[1]; |
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24 } |
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25 |
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26 static equals_t _equals(cfloat f1, cfloat f2) |
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27 { |
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28 return f1 == f2; |
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29 } |
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30 |
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31 static int _compare(cfloat f1, cfloat f2) |
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32 { int result; |
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33 |
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34 if (f1.re < f2.re) |
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35 result = -1; |
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36 else if (f1.re > f2.re) |
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37 result = 1; |
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38 else if (f1.im < f2.im) |
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39 result = -1; |
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40 else if (f1.im > f2.im) |
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41 result = 1; |
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42 else |
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43 result = 0; |
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44 return result; |
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45 } |
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46 |
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47 override equals_t equals(in void* p1, in void* p2) |
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48 { |
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49 return _equals(*cast(cfloat *)p1, *cast(cfloat *)p2); |
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50 } |
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51 |
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52 override int compare(in void* p1, in void* p2) |
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53 { |
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54 return _compare(*cast(cfloat *)p1, *cast(cfloat *)p2); |
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55 } |
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56 |
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57 override size_t tsize() |
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58 { |
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59 return cfloat.sizeof; |
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60 } |
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61 |
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62 override void swap(void *p1, void *p2) |
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63 { |
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64 cfloat t; |
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65 |
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66 t = *cast(cfloat *)p1; |
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67 *cast(cfloat *)p1 = *cast(cfloat *)p2; |
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68 *cast(cfloat *)p2 = t; |
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69 } |
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70 |
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71 override void[] init() |
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72 { static immutable cfloat r; |
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73 |
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74 return (cast(cfloat *)&r)[0 .. 1]; |
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75 } |
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76 } |