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Diffstat (limited to 'libgo/runtime/go-construct-map.c')
-rw-r--r-- | libgo/runtime/go-construct-map.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/libgo/runtime/go-construct-map.c b/libgo/runtime/go-construct-map.c new file mode 100644 index 0000000..15497ea --- /dev/null +++ b/libgo/runtime/go-construct-map.c @@ -0,0 +1,32 @@ +/* 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 <stdlib.h> + +#include "map.h" + +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; +} |