| /* Definitions for branch prediction routines in the GNU compiler. |
| Copyright (C) 2001, 2003, 2004 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 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, 59 Temple Place - Suite 330, Boston, MA |
| 02111-1307, USA. */ |
| |
| #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. */ |
| END_PREDICTORS |
| }; |
| #undef DEF_PREDICTOR |
| enum prediction |
| { |
| NOT_TAKEN, |
| TAKEN |
| }; |
| |
| /* Flags for NOTE_PREDICTION */ |
| #define IS_TAKEN 1 /* Predict edges to the block as taken. */ |
| |
| extern void predict_insn_def (rtx, enum br_predictor, enum prediction); |
| extern int counts_to_freqs (void); |
| |
| #endif /* GCC_PREDICT_H */ |
