view tango/lib/compiler/llvmdc/typeinfo/ti_cdouble.d @ 132:1700239cab2e trunk

[svn r136] MAJOR UNSTABLE UPDATE!!! Initial commit after moving to Tango instead of Phobos. Lots of bugfixes... This build is not suitable for most things.
author lindquist
date Fri, 11 Jan 2008 17:57:40 +0100
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// cdouble

module typeinfo.ti_cdouble;

class TypeInfo_r : TypeInfo
{
    char[] toString() { return "cdouble"; }

    hash_t getHash(void *p)
    {
        return (cast(uint *)p)[0] + (cast(uint *)p)[1] +
               (cast(uint *)p)[2] + (cast(uint *)p)[3];
    }

    static int _equals(cdouble f1, cdouble f2)
    {
        return f1 == f2;
    }

    static int _compare(cdouble f1, cdouble 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(cdouble *)p1, *cast(cdouble *)p2);
    }

    int compare(void *p1, void *p2)
    {
        return _compare(*cast(cdouble *)p1, *cast(cdouble *)p2);
    }

    size_t tsize()
    {
        return cdouble.sizeof;
    }

    void swap(void *p1, void *p2)
    {
        cdouble t;

        t = *cast(cdouble *)p1;
        *cast(cdouble *)p1 = *cast(cdouble *)p2;
        *cast(cdouble *)p2 = t;
    }

    void[] init()
    {   static cdouble r;

        return (cast(cdouble *)&r)[0 .. 1];
    }
}