diff lphobos/typeinfo1/ti_creal.d @ 107:3efbcc81ba45 trunk

[svn r111] Fixed most problems with complex number support and added typeinfo for them. Added typeinfo ti_C. Did some changes to the way expressions that have both lvalue and rvalue LLVM values are handled.
author lindquist
date Tue, 20 Nov 2007 00:02:35 +0100
parents
children 79c9ac745fbc
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line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/lphobos/typeinfo1/ti_creal.d	Tue Nov 20 00:02:35 2007 +0100
@@ -0,0 +1,68 @@
+
+// creal
+
+module std.typeinfo.ti_creal;
+
+class TypeInfo_c : TypeInfo
+{
+    char[] toString() { return "creal"; }
+
+    hash_t getHash(void *p)
+    {
+	return (cast(uint *)p)[0] + (cast(uint *)p)[1] +
+	       (cast(uint *)p)[2] + (cast(uint *)p)[3] +
+	       (cast(uint *)p)[4];
+    }
+
+    static int _equals(creal f1, creal f2)
+    {
+	return f1 == f2;
+    }
+
+    static int _compare(creal f1, creal 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;
+    }
+
+    int equals(void *p1, void *p2)
+    {
+	return _equals(*cast(creal *)p1, *cast(creal *)p2);
+    }
+
+    int compare(void *p1, void *p2)
+    {
+	return _compare(*cast(creal *)p1, *cast(creal *)p2);
+    }
+
+    size_t tsize()
+    {
+	return creal.sizeof;
+    }
+
+    void swap(void *p1, void *p2)
+    {
+	creal t;
+
+	t = *cast(creal *)p1;
+	*cast(creal *)p1 = *cast(creal *)p2;
+	*cast(creal *)p2 = t;
+    }
+
+    void[] init()
+    {	static creal r;
+
+	return (cast(creal *)&r)[0 .. 1];
+    }
+}
+