Mercurial > projects > ldc
annotate lphobos/typeinfo1/ti_creal.d @ 1083:c1e9f612e2e2
Fix for dual operand form of fistp, also make reg ST(0) explicit and fix lindquists
previous code that allowed dual operand form of fstp but dissallowed the single
operand form accidently
author | Kelly Wilson <wilsonk cpsc.ucalgary.ca> |
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date | Tue, 10 Mar 2009 06:23:26 -0600 |
parents | 79c9ac745fbc |
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[svn r111] Fixed most problems with complex number support and added typeinfo for them.
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1 |
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2 // creal |
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3 |
119
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[svn r123] Fixed some typeinfo module name mismatches.
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4 module typeinfo1.ti_creal; |
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5 |
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6 class TypeInfo_c : TypeInfo |
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7 { |
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8 char[] toString() { return "creal"; } |
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9 |
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10 hash_t getHash(void *p) |
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11 { |
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12 return (cast(uint *)p)[0] + (cast(uint *)p)[1] + |
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13 (cast(uint *)p)[2] + (cast(uint *)p)[3] + |
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14 (cast(uint *)p)[4]; |
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15 } |
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16 |
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17 static int _equals(creal f1, creal f2) |
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18 { |
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19 return f1 == f2; |
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20 } |
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21 |
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22 static int _compare(creal f1, creal f2) |
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23 { int result; |
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24 |
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25 if (f1.re < f2.re) |
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26 result = -1; |
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27 else if (f1.re > f2.re) |
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28 result = 1; |
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29 else if (f1.im < f2.im) |
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30 result = -1; |
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31 else if (f1.im > f2.im) |
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32 result = 1; |
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33 else |
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34 result = 0; |
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35 return result; |
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36 } |
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37 |
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38 int equals(void *p1, void *p2) |
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39 { |
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40 return _equals(*cast(creal *)p1, *cast(creal *)p2); |
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41 } |
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42 |
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43 int compare(void *p1, void *p2) |
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44 { |
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45 return _compare(*cast(creal *)p1, *cast(creal *)p2); |
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46 } |
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47 |
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48 size_t tsize() |
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49 { |
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50 return creal.sizeof; |
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51 } |
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52 |
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53 void swap(void *p1, void *p2) |
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54 { |
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55 creal t; |
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56 |
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57 t = *cast(creal *)p1; |
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58 *cast(creal *)p1 = *cast(creal *)p2; |
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59 *cast(creal *)p2 = t; |
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60 } |
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61 |
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62 void[] init() |
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63 { static creal r; |
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64 |
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65 return (cast(creal *)&r)[0 .. 1]; |
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66 } |
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67 } |
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68 |