view lphobos/typeinfo2/ti_Along.d @ 984:4c0df37d0421

Removing ldc.conf. (IMPORTANT: run 'cmake .' after pull) Added it to .hgignore. This gets rid of spurious differences caused by CMake regenerating it differently. Just run 'cmake .' to get it back in your local checkout.
author Frits van Bommel <fvbommel wxs.nl>
date Thu, 19 Feb 2009 13:50:05 +0100
parents 362825278842
children
line wrap: on
line source

module typeinfo2.ti_Along;

extern(C) int memcmp(void*,void*,size_t);

// long[]

class TypeInfo_Al : TypeInfo
{
    char[] toString() { return "long[]"; }

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

	while (len)
	{
	    hash *= 9;
	    hash += *cast(uint *)str + *(cast(uint *)str + 1);
	    str++;
	    len--;
	}

	return hash;
    }

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

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

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

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

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

    uint flags()
    {
	return 1;
    }

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


// ulong[]

class TypeInfo_Am : TypeInfo_Al
{
    char[] toString() { return "ulong[]"; }

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

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

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