Subversion Repositories openrisc

/* 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 "runtime.h"

#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;

  if (((uintptr_t) type.__type_descriptor & reflectFlags) != 0)

    runtime_panicstring ("invalid interface value");

  /* 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);

}