view tango/lib/compiler/llvmdc/typeinfo/ti_cdouble.d @ 203:e881c9b1c738 trunk

[svn r219] Fixed: the tango/lib/gc/basic garbage collector now compiles and links into an executable (change in tango/lib/llvmdc-posix.mak), closes #5 . Changed: removed the crappy realloc based dynamic memory runtime and started moving over to DMD style runtime support, part of moving to real GC. Fixed: dynamic arrays now use GC runtime for allocating memory. Fixed: new expression now use GC for allocating memory. Changed: revamped the dynamic array support routines related to dynamic memory. Fixed: assertions no longer create exsessive allocas. Changed: misc. minor cleanups.
author lindquist
date Tue, 13 May 2008 14:42:09 +0200
parents 1700239cab2e
children
line wrap: on
line source


// 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];
    }
}