summaryrefslogtreecommitdiff
path: root/libgo/runtime/go-unsafe-new.c
blob: e55d415becb36b1d66e7f03bee383a5a23372dcb (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
/* go-unsafe-new.c -- unsafe.New function for Go.

   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 "go-alloc.h"
#include "go-type.h"
#include "interface.h"

/* Implement unsafe.New.  */

void *New (struct __go_empty_interface type) asm ("libgo_unsafe.unsafe.New");

/* The dynamic type of the argument will be a pointer to a type
   descriptor.  */

void *
New (struct __go_empty_interface type)
{
  const struct __go_type_descriptor *descriptor;

  /* FIXME: We should check __type_descriptor to verify that this is
     really a type descriptor.  */
  descriptor = (const struct __go_type_descriptor *) type.__object;
  return __go_alloc (descriptor->__size);
}