diff druntime/src/compiler/dmd/typeinfo/ti_Acreal.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_Acreal.d	Tue Nov 11 01:52:37 2008 +0100
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+/*
+ *  Copyright (C) 2004-2005 by Digital Mars, www.digitalmars.com
+ *  Written by Walter Bright
+ *
+ *  This software is provided 'as-is', without any express or implied
+ *  warranty. In no event will the authors be held liable for any damages
+ *  arising from the use of this software.
+ *
+ *  Permission is granted to anyone to use this software for any purpose,
+ *  including commercial applications, and to alter it and redistribute it
+ *  freely, in both source and binary form, subject to the following
+ *  restrictions:
+ *
+ *  o  The origin of this software must not be misrepresented; you must not
+ *     claim that you wrote the original software. If you use this software
+ *     in a product, an acknowledgment in the product documentation would be
+ *     appreciated but is not required.
+ *  o  Altered source versions must be plainly marked as such, and must not
+ *     be misrepresented as being the original software.
+ *  o  This notice may not be removed or altered from any source
+ *     distribution.
+ */
+
+module rt.typeinfo.ti_Acreal;
+
+private import typeinfo.ti_creal;
+
+// creal[]
+
+class TypeInfo_Ac : TypeInfo
+{
+    override string toString() { return "creal[]"; }
+
+    override hash_t getHash(in void* p)
+    {   creal[] s = *cast(creal[]*)p;
+        size_t len = s.length;
+        creal *str = s.ptr;
+        hash_t hash = 0;
+
+        while (len)
+        {
+            hash *= 9;
+            hash += (cast(uint *)str)[0];
+            hash += (cast(uint *)str)[1];
+            hash += (cast(uint *)str)[2];
+            hash += (cast(uint *)str)[3];
+            hash += (cast(uint *)str)[4];
+            str++;
+            len--;
+        }
+
+        return hash;
+    }
+
+    override equals_t equals(in void* p1, in void* p2)
+    {
+        creal[] s1 = *cast(creal[]*)p1;
+        creal[] s2 = *cast(creal[]*)p2;
+        size_t len = s1.length;
+
+        if (len != s2.length)
+            return 0;
+        for (size_t u = 0; u < len; u++)
+        {
+            if (!TypeInfo_c._equals(s1[u], s2[u]))
+                return false;
+        }
+        return true;
+    }
+
+    override int compare(in void* p1, in void* p2)
+    {
+        creal[] s1 = *cast(creal[]*)p1;
+        creal[] s2 = *cast(creal[]*)p2;
+        size_t len = s1.length;
+
+        if (s2.length < len)
+            len = s2.length;
+        for (size_t u = 0; u < len; u++)
+        {
+            int c = TypeInfo_c._compare(s1[u], s2[u]);
+            if (c)
+                return c;
+        }
+        if (s1.length < s2.length)
+            return -1;
+        else if (s1.length > s2.length)
+            return 1;
+        return 0;
+    }
+
+    override size_t tsize()
+    {
+        return (creal[]).sizeof;
+    }
+
+    override uint flags()
+    {
+        return 1;
+    }
+
+    override TypeInfo next()
+    {
+        return typeid(creal);
+    }
+}