mirror of git://gcc.gnu.org/git/gcc.git
44 lines
1.1 KiB
C
44 lines
1.1 KiB
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 "runtime.h"
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#include "go-type.h"
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extern void *makemap (const struct __go_map_type *, int64_t hint,
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void *, void *)
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__asm__ (GOSYM_PREFIX "runtime.makemap");
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extern void *mapassign (const struct __go_map_type *, void *hmap,
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const void *key)
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__asm__ (GOSYM_PREFIX "runtime.mapassign");
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void *
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__go_construct_map (const struct __go_map_type *type,
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uintptr_t count, uintptr_t entry_size,
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uintptr_t val_offset, const void *ventries)
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{
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void *ret;
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const unsigned char *entries;
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uintptr_t i;
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void *p;
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ret = makemap(type, (int64_t) count, NULL, NULL);
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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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p = mapassign (type, ret, entries);
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typedmemmove (type->__val_type, p, entries + val_offset);
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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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