| /* Exported functions from alias.c |
| Copyright (C) 2004 Free Software Foundation, Inc. |
| |
| This file is part of GCC. |
| |
| GCC is free software; you can redistribute it and/or modify it under |
| the terms of the GNU General Public License as published by the Free |
| Software Foundation; either version 2, or (at your option) any later |
| version. |
| |
| GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
| WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GCC; see the file COPYING. If not, write to the Free |
| Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA |
| 02110-1301, USA. */ |
| |
| #ifndef GCC_ALIAS_H |
| #define GCC_ALIAS_H |
| |
| extern HOST_WIDE_INT new_alias_set (void); |
| extern HOST_WIDE_INT get_varargs_alias_set (void); |
| extern HOST_WIDE_INT get_frame_alias_set (void); |
| extern bool component_uses_parent_alias_set (tree); |
| |
| /* This alias set can be used to force a memory to conflict with all |
| other memories, creating a barrier across which no memory reference |
| can move. Note that there are other legacy ways to create such |
| memory barriers, including an address of SCRATCH. */ |
| #define ALIAS_SET_MEMORY_BARRIER ((HOST_WIDE_INT) -1) |
| |
| #endif /* GCC_ALIAS_H */ |