Simplify X * C1 == C2 with undefined overflow
[official-gcc.git] / gcc / loop-unroll.h
blobe8dbf33d74706209272d526bf3dd8fc5887949ea
1 /* Loop unrolling header file.
2 Copyright (C) 2014-2020 Free Software Foundation, Inc.
4 This file is part of GCC.
6 GCC is free software; you can redistribute it and/or modify it under
7 the terms of the GNU General Public License as published by the Free
8 Software Foundation; either version 3, or (at your option) any later
9 version.
11 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
12 WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 for more details.
16 You should have received a copy of the GNU General Public License
17 along with GCC; see the file COPYING3. If not see
18 <http://www.gnu.org/licenses/>. */
20 #ifndef GCC_LOOP_UNROLL_H
21 #define GCC_LOOP_UNROLL_H
23 extern void unroll_loops (int);
24 extern basic_block split_edge_and_insert (edge, rtx_insn *);
27 #endif /* GCC_LOOP_UNROLL_H */