X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fir%2Firflag.h;h=52e0a15d8515d21dfcfc10d53815965e50169e72;hb=2adf5813e8575dd3c7a06433cdcaa3b045202d7f;hp=ff0db4d19b3b235af752aab79e3ed6b6745e1b24;hpb=28833c667734050a064c063c7d4cc109c6973fdc;p=libfirm diff --git a/ir/ir/irflag.h b/ir/ir/irflag.h index ff0db4d19..52e0a15d8 100644 --- a/ir/ir/irflag.h +++ b/ir/ir/irflag.h @@ -13,7 +13,7 @@ /** * @file irflag.h * - * Flags to customize the behaviour of libfirm. + * Flags to customize the behavior of libfirm. * * @author Christian Schaefer * @@ -70,13 +70,28 @@ int get_firm_verbosity (void); */ void set_opt_constant_folding (int value); +/** Enables/Disables loop unrolling. + * + * If opt_loop_unrolling == 1 perform loop_unrolling. + * See loop_unrolling.h. + * + * Default: opt_loop_unrolling = 1; + */ +void set_opt_loop_unrolling (int value); + +/** Enables/Disables output of information about loop unrolling. + */ +void set_opt_loop_unrolling_verbose (int value); + /** Enables/Disables removal of redundant Loads and Stores. * * - Remove Store that overwrites a just stored value (WAW). * - Remove Store if it stores a value just loaded (WAR with the same value). * - Remove Load that loads a value just saved (RAW with the same value). + * - remove Load that loads a value already loaded (RAR) + * - replace Load of constant values with constants (RC) */ -void set_opt_redundant_LoadStore(int value); +void set_opt_redundant_loadstore(int value); /** Enables/Disables constant subexpression elimination. * @@ -85,6 +100,9 @@ void set_opt_redundant_LoadStore(int value); */ void set_opt_cse (int value); +/** Returns constant folding optimization setting. */ +int get_opt_cse(void); + /** Enables/Disables global constant subexpression elimination. * * If opt_global_cse == 1 and opt_cse == 1 perform intra procedure @@ -168,13 +186,30 @@ void set_opt_dead_method_elimination_verbose (int value); */ void set_opt_inline (int value); -/** Enable/Disable optimization of dynamic method dispatch +/** Enable/Disable optimization of dynamic method dispatch. * * This flag enables/disables the optimization of dynamic method dispatch. * If the flag is turned on Sel nodes can be replaced by Const nodes representing * the address of a function. */ void set_opt_dyn_meth_dispatch (int value); +int get_opt_dyn_meth_dispatch (void); + +/** Enable/Disable type optimization of cast nodes. + * + * Controls the optimizations in tropt.h. Default: on. + */ +void set_opt_optimize_class_casts (int value); +void set_opt_optimize_class_casts_verbose (int value); + +/** Restricts the behavior of cast optimization. + * + * If set, downcast are not optimized if they might be + * illegal as in (Super)(Sub) (new Super()). Default: + * 0 == not suppressed. + */ +void set_opt_suppress_downcast_optimization(int value); +int get_opt_suppress_downcast_optimization(void); /** Enable/Disable optimization of tail-recursion calls. * @@ -182,7 +217,43 @@ void set_opt_dyn_meth_dispatch (int value); * If the flag is turned on tail-recursion calls are optimized into loops. */ void set_opt_tail_recursion(int value); +void set_opt_tail_recursion_verbose(int value); + +/** Enable/Disable floating of fragile ops. + * + * This flags enables/disables the floating of fragile operations. + * If this flag is on, fragile operations which are known to NOT raise + * an exception can be place to other basic blocks. + * Otherwise they remain in the block they were created. + */ +void set_opt_fragile_ops(int value); +/** + * Enable/Disable if conversion. + * + * If conversion tries to turn Conds into Mux nodes to eliminate + * control flow. + */ +void set_opt_if_conversion(int value); + +/** + * Enable/Disable real function call optimization. + * + * Real function call optimization detects "real functions" and + * allows the floating of Call nodes. + */ +void set_opt_real_function_call(int value); + +/** + * Enable/Disable Confirm node removal during local optimization. + */ +void set_opt_remove_confirm(int value); + +/** + * Enable/Disable scalar replacement optimization. + */ +void set_opt_scalar_replacement(int value); +void set_opt_scalar_replacement_verbose(int value); /** Enable/Disable normalizations of the firm representation. * @@ -212,4 +283,9 @@ void save_optimization_state(optimization_state_t *state); */ void restore_optimization_state(const optimization_state_t *state); -#endif +/** + * Switches ALL optimizations off. + */ +void all_optimizations_off(void); + +#endif /* _IRFLAG_H_ */