bugfix

[libfirm] / ir / ir / irflag.h

diff --git a/ir/ir/irflag.h b/ir/ir/irflag.h
index 236c12f..e6a91d5 100644 (file)
--- a/ir/ir/irflag.h
+++ b/ir/ir/irflag.h
@@ -70,11 +70,26 @@ 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);
 
@@ -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
@@ -184,6 +202,13 @@ void set_opt_dyn_meth_dispatch (int value);
 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);