DBG_OPT_EXC_REM() used, remove exception edges from Load and Store if it can be prove...

[libfirm] / ir / ir / irflag_t.def

diff --git a/ir/ir/irflag_t.def b/ir/ir/irflag_t.def
index 374154e..ec277d0 100644 (file)
--- a/ir/ir/irflag_t.def
+++ b/ir/ir/irflag_t.def
@@ -66,7 +66,7 @@ I_FLAG(dead_method_elimination            , 15, ON)
 I_FLAG(precise_exc_context                , 16, ON)
 
 /** Do loop unrolling */
-I_FLAG(loop_unrolling                     , 17, ON)
+I_FLAG(loop_unrolling                     , 17, OFF)   /* currently buggy, 2.1.2006 */
 
 /** Do Strength reduction */
 I_FLAG(strength_red                       , 18, ON)
@@ -78,7 +78,7 @@ I_FLAG(redundant_loadstore                , 19, ON)
 I_FLAG(fragile_ops                        , 20, OFF)
 
 /** If conversion. */
-I_FLAG(if_conversion                      , 21, ON)
+I_FLAG(if_conversion                      , 21, OFF)
 
 /** Optimize real function calls. */
 I_FLAG(real_function_call                 , 22, ON)
@@ -87,8 +87,14 @@ I_FLAG(real_function_call                 , 22, ON)
 E_FLAG(optimize_class_casts               , 23, ON)
 E_FLAG(suppress_downcast_optimization     , 24, OFF)
 
-/** Not really an optimization, removes Confirm nodes */
+/** Not really an optimization, removes Confirm nodes. */
 I_FLAG(remove_confirm                     , 25, OFF)
 
 /** Scalar replacement. */
 I_FLAG(scalar_replacement                 , 26, ON)
+
+/** Load and Store have only Null exceptions. */
+I_FLAG(ldst_only_null_ptr_exceptions      , 27, ON)
+
+/** Sel-based Null-pointer check elimination. */
+I_FLAG(sel_based_null_check_elim          , 28, OFF)