Mercurial > projects > ldc
diff runtime/internal/typeinfo/ti_float.d @ 443:44f08170f4ef
Removed tango from the repository and instead added a runtime dir with the files needed to patch and build tango from svn.
Reworked the LLVMDC specific pragmas.
author | Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> |
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date | Fri, 01 Aug 2008 00:32:06 +0200 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/runtime/internal/typeinfo/ti_float.d Fri Aug 01 00:32:06 2008 +0200 @@ -0,0 +1,64 @@ + +// float + +module typeinfo.ti_float; + +class TypeInfo_f : TypeInfo +{ + char[] toString() { return "float"; } + + hash_t getHash(void *p) + { + return *cast(uint *)p; + } + + static int _equals(float f1, float f2) + { + return f1 == f2 || + (f1 !<>= f1 && f2 !<>= f2); + } + + static int _compare(float d1, float d2) + { + if (d1 !<>= d2) // if either are NaN + { + if (d1 !<>= d1) + { if (d2 !<>= 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 (cast(float *)&r)[0 .. 1]; + } +}