gcc/coroutine-builtins.def

   1 /* This file contains the definitions and documentation for the
   2    coroutines builtins used in GCC.
   3
   4    Copyright (C) 2018-2023 Free Software Foundation, Inc.
   5
   6  Contributed by Iain Sandoe <iain@sandoe.co.uk> under contract to Facebook.
   7
   8 This file is part of GCC.
   9
  10 GCC is free software; you can redistribute it and/or modify it under
  11 the terms of the GNU General Public License as published by the Free
  12 Software Foundation; either version 3, or (at your option) any later
  13 version.
  14
  15 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  16 WARRANTY; without even the implied warranty of MERCHANTABILITY or
  17 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  18 for more details.
  19
  20 You should have received a copy of the GNU General Public License
  21 along with GCC; see the file COPYING3.  If not see
  22 <http://www.gnu.org/licenses/>.  */
  23
  24 /* Before including this file, you should define a macro:
  25
  26      DEF_BUILTIN_STUB(ENUM, NAME)
  27      DEF_COROUTINE_BUILTIN (ENUM, NAME, TYPE, ATTRS)
  28
  29    See builtins.def for details.
  30    The builtins are created used by library implementations of C++
  31    coroutines.  */
  32
  33 /* This has to come before all the coroutine builtins.  */
  34 DEF_BUILTIN_STUB (BEGIN_COROUTINE_BUILTINS, (const char *) 0)
  35
  36 /* These are the builtins that are externally-visible and used by the
  37    standard library implementation of the coroutine header.  */
  38
  39 DEF_COROUTINE_BUILTIN (BUILT_IN_CORO_PROMISE, "promise",
  40                        BT_FN_PTR_PTR_CONST_SIZE_BOOL,
  41                        ATTR_CONST_NOTHROW_LEAF_LIST)
  42
  43 DEF_COROUTINE_BUILTIN (BUILT_IN_CORO_RESUME, "resume", BT_FN_VOID_PTR,
  44                        ATTR_NULL)
  45
  46 DEF_COROUTINE_BUILTIN (BUILT_IN_CORO_DESTROY, "destroy", BT_FN_VOID_PTR,
  47                        ATTR_NULL)
  48
  49 DEF_COROUTINE_BUILTIN (BUILT_IN_CORO_DONE, "done", BT_FN_BOOL_PTR,
  50                        ATTR_NOTHROW_LEAF_LIST)
  51
  52 /* This has to come after all the coroutine builtins.  */
  53 DEF_BUILTIN_STUB (END_COROUTINE_BUILTINS, (const char *) 0)