Mercurial > projects > ldc
view lphobos/typeinfo/ti_float.d @ 53:06ccc817acd4 trunk
[svn r57] Added most basic TypeInfo (rebuild lphobos).
Fixed some SymOffExp bugs.
Added another typeinfo test case.
author | lindquist |
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date | Tue, 23 Oct 2007 07:16:02 +0200 |
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// float module typeinfo.ti_float; class TypeInfo_f : TypeInfo { char[] toString() { return "float"; } hash_t getHash(void *p) { return *cast(uint *)p; } static bool _isnan(float f) { return f !<>= 0; } static int _equals(float f1, float f2) { return f1 == f2 || (_isnan(f1) && _isnan(f2)); } static int _compare(float d1, float d2) { if (d1 !<>= d2) // if either are NaN { if (_isnan(d1)) { if (_isnan(d2)) return 0; return -1; } return 1; } return (d1 == d2) ? 0 : ((d1 < d2) ? -1 : 1); } int equals(void *p1, void *p2) { return _equals(*cast(float *)p1, *cast(float *)p2); } int compare(void *p1, void *p2) { return _compare(*cast(float *)p1, *cast(float *)p2); } size_t tsize() { return float.sizeof; } void swap(void *p1, void *p2) { float t; t = *cast(float *)p1; *cast(float *)p1 = *cast(float *)p2; *cast(float *)p2 = t; } void[] init() { static float r; return (&r)[0 .. 1]; } }