view runtime/internal/typeinfo/ti_Aint.d @ 443:44f08170f4ef

Removed tango from the repository and instead added a runtime dir with the files needed to patch and build tango from svn. Reworked the LLVMDC specific pragmas.
author Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
date Fri, 01 Aug 2008 00:32:06 +0200
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module typeinfo.ti_Aint;

private import tango.stdc.string;

// int[]

class TypeInfo_Ai : TypeInfo_Array
{
    char[] toString() { return "int[]"; }

    hash_t getHash(void *p)
    {   int[] s = *cast(int[]*)p;
        auto len = s.length;
        auto str = s.ptr;
        hash_t hash = 0;

        while (len)
        {
            hash *= 9;
            hash += *cast(uint *)str;
            str++;
            len--;
        }

        return hash;
    }

    int equals(void *p1, void *p2)
    {
        int[] s1 = *cast(int[]*)p1;
        int[] s2 = *cast(int[]*)p2;

        return s1.length == s2.length &&
               memcmp(cast(void *)s1, cast(void *)s2, s1.length * int.sizeof) == 0;
    }

    int compare(void *p1, void *p2)
    {
        int[] s1 = *cast(int[]*)p1;
        int[] s2 = *cast(int[]*)p2;
        size_t len = s1.length;

        if (s2.length < len)
            len = s2.length;
        for (size_t u = 0; u < len; u++)
        {
            int result = s1[u] - s2[u];
            if (result)
                return result;
        }
        if (s1.length < s2.length)
            return -1;
        else if (s1.length > s2.length)
            return 1;
        return 0;
    }

    size_t tsize()
    {
        return (int[]).sizeof;
    }

    uint flags()
    {
        return 1;
    }

    TypeInfo next()
    {
        return typeid(int);
    }
}

// uint[]

class TypeInfo_Ak : TypeInfo_Ai
{
    char[] toString() { return "uint[]"; }

    int compare(void *p1, void *p2)
    {
        uint[] s1 = *cast(uint[]*)p1;
        uint[] s2 = *cast(uint[]*)p2;
        size_t len = s1.length;

        if (s2.length < len)
            len = s2.length;
        for (size_t u = 0; u < len; u++)
        {
            int result = s1[u] - s2[u];
            if (result)
                return result;
        }
        if (s1.length < s2.length)
            return -1;
        else if (s1.length > s2.length)
            return 1;
        return 0;
    }

    TypeInfo next()
    {
        return typeid(uint);
    }
}

// dchar[]

class TypeInfo_Aw : TypeInfo_Ak
{
    char[] toString() { return "dchar[]"; }

    TypeInfo next()
    {
        return typeid(dchar);
    }
}