uintptr_t
makemap (const struct __go_map_type *t)
{
struct __go_map_descriptor *md;
unsigned int o;
const struct __go_type_descriptor *kt;
const struct __go_type_descriptor *vt;
struct __go_map* map;
void *ret;
/* FIXME: Reference count. */
md = (struct __go_map_descriptor *) __go_alloc (sizeof (*md));
md->__map_descriptor = t;
o = sizeof (void *);
kt = t->__key_type;
o = (o + kt->__field_align - 1) & ~ (kt->__field_align - 1);
md->__key_offset = o;
o += kt->__size;
vt = t->__val_type;
o = (o + vt->__field_align - 1) & ~ (vt->__field_align - 1);
md->__val_offset = o;
o += vt->__size;
o = (o + sizeof (void *) - 1) & ~ (sizeof (void *) - 1);
o = (o + kt->__field_align - 1) & ~ (kt->__field_align - 1);
o = (o + vt->__field_align - 1) & ~ (vt->__field_align - 1);
md->__entry_size = o;
map = __go_new_map (md, 0);
ret = __go_alloc (sizeof (void *));
__builtin_memcpy (ret, &map, sizeof (void *));
return (uintptr_t) ret;
}
struct __go_map *
__go_new_map_big (const struct __go_map_descriptor *descriptor,
uint64_t entries)
{
uintptr_t sentries;
sentries = (uintptr_t) entries;
if ((uint64_t) sentries != entries)
runtime_panicstring ("map size out of range");
return __go_new_map (descriptor, sentries);
}
struct __go_map *
__go_construct_map (const struct __go_map_descriptor *descriptor,
size_t count, size_t entry_size, size_t val_offset,
size_t val_size, const void *ventries)
{
struct __go_map *ret;
const unsigned char *entries;
size_t i;
ret = __go_new_map (descriptor, count);
entries = (const unsigned char *) ventries;
for (i = 0; i < count; ++i)
{
void *val = __go_map_index (ret, entries, 1);
__builtin_memcpy (val, entries + val_offset, val_size);
entries += entry_size;
}
return ret;
}
