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Diffstat (limited to 'gcc/tree-ssa-scopedtables.h')
| -rw-r--r-- | gcc/tree-ssa-scopedtables.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/gcc/tree-ssa-scopedtables.h b/gcc/tree-ssa-scopedtables.h new file mode 100644 index 00000000000..bc30ee67583 --- /dev/null +++ b/gcc/tree-ssa-scopedtables.h @@ -0,0 +1,40 @@ +/* Header file for SSA dominator optimizations. + Copyright (C) 2013-2015 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 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_TREE_SSA_SCOPED_TABLES_H +#define GCC_TREE_SSA_SCOPED_TABLES_H + +class const_and_copies +{ + public: + const_and_copies (FILE *, int); + ~const_and_copies (void) { stack.release (); } + void push_marker (void) { stack.safe_push (NULL_TREE); } + void pop_to_marker (void); + void record_const_or_copy (tree, tree); + void record_const_or_copy (tree, tree, tree); + void invalidate (tree); + + private: + vec<tree> stack; + FILE *dump_file; + int dump_flags; +}; + +#endif /* GCC_TREE_SSA_SCOPED_TABLES_H */ |