gcc/trans-mem.h

/* Miscellaneous transactional memory support definitions.
   Copyright (C) 2009-2022 Free Software Foundation, Inc.
   Contributed by Richard Henderson <rth@redhat.com>
   and Aldy Hernandez <aldyh@redhat.com>.

   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 3, 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 COPYING3.  If not see
   <http://www.gnu.org/licenses/>.  */

#ifndef GCC_TRANS_MEM_H
#define GCC_TRANS_MEM_H

/* These defines must match the enumerations in libitm.h.  */
#define PR_INSTRUMENTEDCODE	0x0001
#define PR_UNINSTRUMENTEDCODE	0x0002
#define PR_MULTIWAYCODE		(PR_INSTRUMENTEDCODE | PR_UNINSTRUMENTEDCODE)
#define PR_HASNOXMMUPDATE	0x0004
#define PR_HASNOABORT		0x0008
#define PR_HASNOIRREVOCABLE	0x0020
#define PR_DOESGOIRREVOCABLE	0x0040
#define PR_HASNOSIMPLEREADS	0x0080
#define PR_AWBARRIERSOMITTED	0x0100
#define PR_RARBARRIERSOMITTED	0x0200
#define PR_UNDOLOGCODE		0x0400
#define PR_PREFERUNINSTRUMENTED	0x0800
#define PR_EXCEPTIONBLOCK	0x1000
#define PR_HASELSE		0x2000
#define PR_READONLY		0x4000

extern void compute_transaction_bits (void);
extern bool is_tm_ending (gimple *);
extern tree build_tm_abort_call (location_t, bool);
extern bool is_tm_safe (const_tree);
extern bool is_tm_pure (const_tree);
extern bool is_tm_may_cancel_outer (tree);
extern bool is_tm_ending_fndecl (tree);
extern void record_tm_replacement (tree, tree);
extern void tm_malloc_replacement (tree);

#endif  // GCC_TRANS_MEM_H