some fixes for xml dumper / still buggy.

[libfirm] / ir / ir / irflag.c

diff --git a/ir/ir/irflag.c b/ir/ir/irflag.c
index a207edd..c0bcad3 100644 (file)
--- a/ir/ir/irflag.c
+++ b/ir/ir/irflag.c
@@ -1,9 +1,9 @@
 /* Copyright (C) 1998 - 2000 by Universitaet Karlsruhe
-** All rights reserved.
-**
-** Authors: Christian Schaefer
-**
-** irflag --- optimization flags
+* All rights reserved.
+*
+* Authors: Christian Schaefer
+*
+* irflag --- optimization flags
 */
 
 /* $Id$ */
@@ -18,17 +18,27 @@
 
 /* 0 - don't do this optimization
    1 - lets see, if there is a better graph */
-int optimized = 1;                  /* Turn off all optimizations */
-
-int opt_cse = 1;                    /* Hash the nodes */
-int opt_global_cse = 0;             /* Don't use block predecessor for comparison */
-/* @@@ 0 solage code placement fehlt */
-int opt_constant_folding = 1;       /* Evaluate operations */
-int opt_unreachable_code = 1;       /* Bad node propagation */
-int opt_control_flow = 1;           /* control flow optimizations. */
-int opt_dead_node_elimination = 1;  /* Reclaim memory */
-int opt_reassociation = 1;          /* Reassociate nodes */
-int opt_inline = 1;                 /* Do inlining transformation */
+int optimized = 1;                  /* Turn off all optimizations. */
+
+int opt_cse = 1;                    /* Hash the nodes. */
+int opt_global_cse = 0;             /* Don't use block predecessor for comparison.
+                                      Default must be zero as code placement must
+                                      be run right after a local optimize walk with
+                                      opt_global_cse on. */
+int opt_constant_folding = 1;       /* Evaluate operations. */
+int opt_unreachable_code = 1;       /* Bad node propagation. */
+int opt_control_flow_straightening = 1;           /*  */
+int opt_control_flow_weak_simplification = 1;     /*  */
+int opt_control_flow_strong_simplification = 1;   /*  */
+int opt_critical_edges = 1;
+int opt_dead_node_elimination = 1;  /* Reclaim memory. */
+int opt_reassociation = 1;          /* Reassociate nodes. */
+int opt_inline = 1;                 /* Do inlining transformation. */
+int opt_dyn_meth_dispatch = 1;      /* Remove dynamic method dispatch. */
+
+int opt_normalize = 1;              /* Transformations that normalize the firm representation
+                                      as removing Ids and Tuples, useless Phis, SymConst(id) ->
+                                      Const(entity) ... */
 
 /* set the flags with set_flagname, get the flag with get_flagname */
 INLINE void
@@ -78,12 +88,41 @@ get_opt_unreachable_code(void)
 }
 
 INLINE void set_opt_control_flow(int value) {
-  opt_control_flow = value;
+  set_opt_control_flow_straightening(value);
+  set_opt_control_flow_weak_simplification(value);
+  set_opt_control_flow_strong_simplification(value);
+  set_opt_critical_edges(value);
 }
 
-INLINE int  get_opt_control_flow(void) {
-  return opt_control_flow;
+/* Performs Straightening */
+void set_opt_control_flow_straightening(int value) {
+  opt_control_flow_straightening = value;
 }
+int  get_opt_control_flow_straightening(void) {
+  return opt_control_flow_straightening;
+}
+/* Performs if simplifications in local optimizations. */
+void set_opt_control_flow_weak_simplification(int value) {
+  opt_control_flow_weak_simplification = value;
+}
+int  get_opt_control_flow_weak_simplification(void) {
+  return opt_control_flow_weak_simplification;
+}
+/* Performs strong if and loop simplification (in optimize_cf). */
+void set_opt_control_flow_strong_simplification(int value) {
+  opt_control_flow_strong_simplification = value;
+}
+int  get_opt_control_flow_strong_simplification(void) {
+  return opt_control_flow_strong_simplification;
+}
+
+void set_opt_critical_edges(int value) {
+  opt_critical_edges = value;
+}
+int  get_opt_critical_edges(void) {
+  return opt_critical_edges;
+}
+
 
 INLINE void
 set_opt_reassociation(int value)
@@ -129,3 +168,26 @@ INLINE void set_opt_inline (int value) {
 INLINE int  get_opt_inline (void) {
   return opt_inline;
 }
+
+/** 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) {
+  opt_dyn_meth_dispatch = value;
+}
+int  get_opt_dyn_meth_dispatch (void) {
+  return opt_dyn_meth_dispatch;
+}
+
+
+
+INLINE void set_opt_normalize (int value) {
+  opt_normalize = value;
+}
+
+INLINE int  get_opt_normalize (void) {
+  return opt_normalize;
+}