X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;ds=sidebyside;f=ir%2Fir%2Firtypes.h;h=9138099aeef7cb601554697ae00d92a7f4aecfea;hb=e882b686518c16d814ee7c317f59b686b1cb5d08;hp=d4dddf85e636722f348eda5b4a5f96951cc43d98;hpb=4ef40fb79647fb8a2fb3e974a93d4bb729f043bd;p=libfirm

diff --git a/ir/ir/irtypes.h b/ir/ir/irtypes.h
index d4dddf85e..9138099ae 100644
--- a/ir/ir/irtypes.h
+++ b/ir/ir/irtypes.h
@@ -413,6 +413,11 @@ typedef struct ir_def_use_edge {
 	int     pos;             /** The position of this edge in use's input array. */
 } ir_def_use_edge;
 
+typedef struct ir_def_use_edges {
+	unsigned        n_edges;
+	ir_def_use_edge edges[];
+} ir_def_use_edges;
+
 /**
  * The common structure of an irnode.
  * If the node has some attributes, they are stored in the attr field.
@@ -430,13 +435,12 @@ struct ir_node {
 	                              shall replace a node. */
 	long node_nr;            /**< A globally unique node number for each node. */
 	/* ------- Fields for optimizations / analysis information ------- */
-	ir_def_use_edge *out;    /**< array of def-use edges. */
-	struct dbg_info *dbi;    /**< A pointer to information for debug support. */
-	/* ------- For debugging ------- */
-#ifdef DEBUG_libfirm
-	unsigned out_valid : 1;
-	unsigned flags     : 31;
-#endif
+	union {
+		ir_def_use_edges *out;    /**< array of def-use edges. */
+		unsigned          n_outs; /**< number of def-use edges (temporarily used
+		                               during construction of datastructure ) */
+	} o;
+	struct dbg_info  *dbi;   /**< A pointer to information for debug support. */
 	/* ------- For analyses -------- */
 	ir_loop *loop;           /**< the loop the node is in. Access routines in irloop.h */
 	struct ir_node **deps;   /**< Additional dependencies induced by state. */
@@ -510,14 +514,9 @@ struct ir_graph {
 	struct obstack *obst;          /**< The obstack where all of the ir_nodes live. */
 	ir_node *current_block;        /**< Current block for newly gen_*()-erated ir_nodes. */
 
-	/* -- Fields for graph properties -- */
-	irg_inline_property        inline_property;       /**< How to handle inlineing. */
-	mtp_additional_properties  additional_properties; /**< Additional graph properties. */
-
 	/* -- Fields indicating different states of irgraph -- */
 	ir_graph_properties_t  properties;
 	ir_graph_constraints_t constraints;
-	irg_phase_state        phase_state;       /**< Compiler phase. */
 	op_pin_state           irg_pinned_state;  /**< Flag for status of nodes. */
 	ir_typeinfo_state      typeinfo_state;    /**< Validity of type information. */
 	irg_callee_info_state  callee_info_state; /**< Validity of callee information. */
@@ -533,7 +532,8 @@ struct ir_graph {
 	/* -- Fields for optimizations / analysis information -- */
 	pset *value_table;                 /**< Hash table for global value numbering (cse)
 	                                        for optimizing use in iropt.c */
-	ir_def_use_edge *outs;             /**< Space for the Def-Use arrays. */
+	struct obstack   out_obst;         /**< Space for the Def-Use arrays. */
+	bool             out_obst_allocated;
 	ir_vrp_info      vrp;              /**< vrp info */
 
 	ir_loop *loop;                     /**< The outermost loop for this graph. */
@@ -560,8 +560,6 @@ struct ir_graph {
 
 	ir_visited_t self_visited;         /**< visited flag of the irg */
 
-	unsigned estimated_node_count;     /**< estimated number of nodes in this graph,
-	                                        updated after every walk */
 	irg_edges_info_t edge_info;        /**< edge info for automatic outs */
 	ir_node **idx_irn_map;             /**< Array mapping node indexes to nodes. */
 
@@ -571,7 +569,6 @@ struct ir_graph {
 
 	unsigned  dump_nr;                 /**< number of graph dumps */
 #ifdef DEBUG_libfirm
-	int   n_outs;                      /**< Size wasted for outs */
 	long graph_nr;                     /**< a unique graph number for each
 	                                        graph to make output readable. */
 #endif
@@ -616,8 +613,6 @@ struct ir_prog {
 	ident    **global_asms;         /**< An array of global ASM insertions. */
 
 	/* -- states of and access to generated information -- */
-	irg_phase_state phase_state;    /**< The state of construction. */
-
 	ir_node **ip_outedges;          /**< A huge Array that contains all out edges
 	                                     in interprocedural view. */