diff druntime/src/compiler/dmd/typeinfo/ti_cfloat.d @ 759:d3eb054172f9

Added copy of druntime from DMD 2.020 modified for LDC.
author Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
date Tue, 11 Nov 2008 01:52:37 +0100
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/druntime/src/compiler/dmd/typeinfo/ti_cfloat.d	Tue Nov 11 01:52:37 2008 +0100
@@ -0,0 +1,65 @@
+
+// cfloat
+
+module rt.typeinfo.ti_cfloat;
+
+class TypeInfo_q : TypeInfo
+{
+    override string toString() { return "cfloat"; }
+
+    override hash_t getHash(in void* p)
+    {
+        return (cast(uint *)p)[0] + (cast(uint *)p)[1];
+    }
+
+    static equals_t _equals(cfloat f1, cfloat f2)
+    {
+        return f1 == f2;
+    }
+
+    static int _compare(cfloat f1, cfloat f2)
+    {   int result;
+
+        if (f1.re < f2.re)
+            result = -1;
+        else if (f1.re > f2.re)
+            result = 1;
+        else if (f1.im < f2.im)
+            result = -1;
+        else if (f1.im > f2.im)
+            result = 1;
+        else
+            result = 0;
+        return result;
+    }
+
+    override equals_t equals(in void* p1, in void* p2)
+    {
+        return _equals(*cast(cfloat *)p1, *cast(cfloat *)p2);
+    }
+
+    override int compare(in void* p1, in void* p2)
+    {
+        return _compare(*cast(cfloat *)p1, *cast(cfloat *)p2);
+    }
+
+    override size_t tsize()
+    {
+        return cfloat.sizeof;
+    }
+
+    override void swap(void *p1, void *p2)
+    {
+        cfloat t;
+
+        t = *cast(cfloat *)p1;
+        *cast(cfloat *)p1 = *cast(cfloat *)p2;
+        *cast(cfloat *)p2 = t;
+    }
+
+    override void[] init()
+    {   static cfloat r;
+
+        return (cast(cfloat *)&r)[0 .. 1];
+    }
+}