b39c10b813
This introduces the new approach, and rewrites the lowering code which uses runtime functions. The code which calls runtime functions at GENERIC conversion time is not yet rewritten. From-SVN: r172396
35 lines
876 B
C
35 lines
876 B
C
/* go-construct-map.c -- construct a map from an initializer.
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Copyright 2009 The Go Authors. All rights reserved.
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Use of this source code is governed by a BSD-style
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license that can be found in the LICENSE file. */
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#include <stddef.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include "map.h"
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struct __go_map *
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__go_construct_map (const struct __go_map_descriptor *descriptor,
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uintptr_t count, uintptr_t entry_size,
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uintptr_t val_offset, uintptr_t val_size,
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const void *ventries)
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{
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struct __go_map *ret;
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const unsigned char *entries;
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uintptr_t i;
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ret = __go_new_map (descriptor, count);
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entries = (const unsigned char *) ventries;
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for (i = 0; i < count; ++i)
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{
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void *val = __go_map_index (ret, entries, 1);
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__builtin_memcpy (val, entries + val_offset, val_size);
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entries += entry_size;
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}
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return ret;
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}
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