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Diffstat (limited to 'gcc-4.2.1-5666.3/gcc/tree-scalar-evolution.h')
| -rw-r--r-- | gcc-4.2.1-5666.3/gcc/tree-scalar-evolution.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/gcc-4.2.1-5666.3/gcc/tree-scalar-evolution.h b/gcc-4.2.1-5666.3/gcc/tree-scalar-evolution.h new file mode 100644 index 000000000..4f947a852 --- /dev/null +++ b/gcc-4.2.1-5666.3/gcc/tree-scalar-evolution.h @@ -0,0 +1,39 @@ +/* Scalar evolution detector. + Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc. + Contributed by Sebastian Pop <s.pop@laposte.net> + +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_TREE_SCALAR_EVOLUTION_H +#define GCC_TREE_SCALAR_EVOLUTION_H + +extern tree number_of_iterations_in_loop (struct loop *); +extern tree get_loop_exit_condition (struct loop *); + +extern void scev_initialize (struct loops *loops); +extern void scev_reset (void); +extern void scev_finalize (void); +extern tree analyze_scalar_evolution (struct loop *, tree); +extern tree instantiate_parameters (struct loop *, tree); +extern void gather_stats_on_scev_database (void); +extern void scev_analysis (void); +unsigned int scev_const_prop (void); + +extern bool simple_iv (struct loop *, tree, tree, affine_iv *, bool); + +#endif /* GCC_TREE_SCALAR_EVOLUTION_H */ |