-/* This file contains the definitions and documentation for the
- builtins used in the GNU compiler.
- Copyright (C) 2001 Free Software Foundation, Inc.
+/* Definitions for branch prediction routines in the GNU compiler.
+ Copyright (C) 2001, 2003, 2004, 2007, 2008, 2010
+ Free Software Foundation, Inc.
-This file is part of GNU CC.
+This file is part of GCC.
-GNU CC 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 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.
-GNU CC 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.
+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 GNU CC; see the file COPYING. If not, write to
-the Free Software Foundation, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
+along with GCC; see the file COPYING3. If not see
+<http://www.gnu.org/licenses/>. */
-#define DEF_PREDICTOR(ENUM, NAME, HITRATE) ENUM,
+#ifndef GCC_PREDICT_H
+#define GCC_PREDICT_H
+
+#define DEF_PREDICTOR(ENUM, NAME, HITRATE, FLAGS) ENUM,
enum br_predictor
{
#include "predict.def"
- /* Upper bound on non-language-specific builtins. */
+ /* Upper bound on non-language-specific builtins. */
END_PREDICTORS
};
#undef DEF_PREDICTOR
TAKEN
};
-extern void predict_insn_def PARAMS ((rtx, enum br_predictor,
- enum prediction));
-extern void predict_insn PARAMS ((rtx, enum br_predictor, int));
+extern void predict_insn_def (rtx, enum br_predictor, enum prediction);
+extern int counts_to_freqs (void);
+extern void estimate_bb_frequencies (void);
+extern const char *predictor_name (enum br_predictor);
+extern tree build_predict_expr (enum br_predictor, enum prediction);
+extern void tree_estimate_probability (void);
+extern void compute_function_frequency (void);
+extern void rebuild_frequencies (void);
-/* Avoid unneeded dependancy on basic_block.h */
-#ifdef BASIC_BLOCK
-extern void predict_edge PARAMS ((edge, enum br_predictor, int));
-extern void predict_edge_def PARAMS ((edge, enum br_predictor,
- enum prediction));
-#endif
+#endif /* GCC_PREDICT_H */