blob: 0e71ba93aa24dbe6f4434a4ebdf79bc2c57845a5 [file] [log] [blame]
/* go-construct-map.c -- construct a map from an initializer.
Copyright 2009 The Go Authors. All rights reserved.
Use of this source code is governed by a BSD-style
license that can be found in the LICENSE file. */
#include <stddef.h>
#include <stdint.h>
#include <stdlib.h>
#include "runtime.h"
#include "go-type.h"
extern void *makemap (const struct __go_map_type *, intgo hint,
void *)
__asm__ (GOSYM_PREFIX "runtime.makemap");
extern void *mapassign (const struct __go_map_type *, void *hmap,
const void *key)
__asm__ (GOSYM_PREFIX "runtime.mapassign");
void *
__go_construct_map (const struct __go_map_type *type,
uintptr_t count, uintptr_t entry_size,
uintptr_t val_offset, const void *ventries)
void *ret;
const unsigned char *entries;
uintptr_t i;
void *p;
ret = makemap(type, (intgo) count, NULL);
entries = (const unsigned char *) ventries;
for (i = 0; i < count; ++i)
p = mapassign (type, ret, entries);
typedmemmove (type->__val_type, p, entries + val_offset);
entries += entry_size;
return ret;