view lphobos/typeinfo1/ti_cdouble.d @ 1064:f0b6549055ab

Make LDC work with LLVM trunk (s/LinkOnceLinkage/LinkOnceOdrLinkage/) Also moved the #defines for linkage types into a separate header instead of mars.h so we can #include revisions.h without having to rebuild the entire frontend every time we update. (I'm using revisions.h to get the LLVM revision for use in preprocessor conditionals. It should work with LLVM release 2.5, old trunk and new trunk)
author Frits van Bommel <fvbommel wxs.nl>
date Sun, 08 Mar 2009 16:13:10 +0100
parents 79c9ac745fbc
children
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line source


// cdouble

module typeinfo1.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];
    }
}