X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fir%2Firgraph_t.h;h=04fd7345bc92fbfb433dcae2ea6014e74bbaf709;hb=b78bdd4d94de46de4156272e6dbfe44e97933a5b;hp=da43d0258898ecc7a5d78e2db207b5f1f7f792b6;hpb=88bad16c332b94f3ca6050a58e75eb38925e07c6;p=libfirm

diff --git a/ir/ir/irgraph_t.h b/ir/ir/irgraph_t.h
index da43d0258..04fd7345b 100644
--- a/ir/ir/irgraph_t.h
+++ b/ir/ir/irgraph_t.h
@@ -61,10 +61,11 @@ enum irg_anchors {
   anchor_end,             /**< end node of this ir_graph */
   anchor_end_reg,         /**< end node of this ir_graph */
   anchor_end_except,      /**< end node of this ir_graph */
-  anchor_cstore,          /**< constant store -- no more needed!! */
   anchor_frame,           /**< method's frame */
   anchor_globals,         /**< pointer to the data segment containing all
                                globals as well as global procedures. */
+  anchor_tls,             /**< pointer to the thread local storage containing all
+                               thread local data. */
   anchor_initial_mem,     /**< initial memory of this graph */
   anchor_args,            /**< methods arguments */
   anchor_bad,             /**< bad node of this ir_graph, the one and
@@ -88,6 +89,8 @@ struct ir_graph {
   ir_node *current_block;        /**< block for newly gen_*()-erated ir_nodes */
   struct obstack *extbb_obst;    /**< obstack for extended basic block info */
 
+  unsigned last_node_idx;        /**< last IR node index for this graph */
+
   /* -- Fields for graph properties -- */
   irg_inline_property inline_property;     /**< How to handle inlineing. */
   unsigned additional_properties;          /**< additional graph properties. */
@@ -111,16 +114,13 @@ struct ir_graph {
 #endif
   int n_loc;                         /**< number of local variable in this
                                           procedure including procedure parameters. */
-  void **loc_descriptions;           /**< storage for local variable desriptions */
+  void **loc_descriptions;           /**< storage for local variable descriptions */
 
   /* -- Fields for optimizations / analysis information -- */
   pset *value_table;                 /**< hash table for global value numbering (cse)
                     for optimizing use in iropt.c */
   ir_node **outs;                    /**< Space for the out arrays. */
 
-#ifdef DEBUG_libfirm
-  int             n_outs;            /**< Size wasted for outs */
-#endif /* defined DEBUG_libfirm */
   ir_loop *loop;                     /**< The outermost loop */
   void *link;                        /**< A void* field to link any information to
                     the node. */
@@ -143,10 +143,11 @@ struct ir_graph {
   unsigned long block_visited;       /**< same as visited, for a complete block */
   unsigned estimated_node_count;     /**< estimated number of nodes in this graph,
                                           updated after every walk */
-#if FIRM_EDGES_INPLACE
-  irg_edge_info_t edge_info;  /**< edge info for automatic outs */
-#endif
+  irg_edge_info_t edge_info;         /**< edge info for automatic outs */
+  ir_node **idx_irn_map;             /**< Array mapping node indexes to nodes. */
+
 #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
@@ -252,16 +253,6 @@ _get_irg_end_except (const ir_graph *irg) {
   return irg->anchors[anchor_end_except];
 }
 
-static INLINE ir_node *
-_get_irg_cstore(const ir_graph *irg) {
-  return irg->anchors[anchor_cstore];
-}
-
-static INLINE void
-_set_irg_cstore(ir_graph *irg, ir_node *node) {
-  irg->anchors[anchor_cstore] = node;
-}
-
 static INLINE ir_node *
 _get_irg_frame(const ir_graph *irg) {
   return irg->anchors[anchor_frame];
@@ -282,6 +273,16 @@ _set_irg_globals(ir_graph *irg, ir_node *node) {
   irg->anchors[anchor_globals] = node;
 }
 
+static INLINE ir_node *
+_get_irg_tls(const ir_graph *irg) {
+  return irg->anchors[anchor_tls];
+}
+
+static INLINE void
+_set_irg_tls(ir_graph *irg, ir_node *node) {
+  irg->anchors[anchor_tls] = node;
+}
+
 static INLINE ir_node *
 _get_irg_initial_mem(const ir_graph *irg) {
   return irg->anchors[anchor_initial_mem];
@@ -525,11 +526,59 @@ _inc_irg_block_visited(ir_graph *irg) {
   ++irg->block_visited;
 }
 
+static INLINE void
+_dec_irg_block_visited(ir_graph *irg) {
+  --irg->block_visited;
+}
+
 static INLINE unsigned
 _get_irg_estimated_node_cnt(const ir_graph *irg) {
   return irg->estimated_node_count;
 }
 
+/**
+ * Allocates a new idx in the irg for the node and adds the irn to the idx -> irn map.
+ * @param irg The graph.
+ * @param irn The node.
+ * @return    The index allocated for the node.
+ */
+static INLINE unsigned
+irg_register_node_idx(ir_graph *irg, ir_node *irn)
+{
+	unsigned idx = irg->last_node_idx++;
+	if(idx >= (unsigned) ARR_LEN(irg->idx_irn_map))
+		ARR_RESIZE(ir_node *, irg->idx_irn_map, idx + 1);
+
+	irg->idx_irn_map[idx] = irn;
+	return idx;
+}
+
+/**
+ * Kill a node from the irg. BEWARE: this kills
+ * all later created nodes.
+ */
+static INLINE void
+irg_kill_node(ir_graph *irg, ir_node *n) {
+	unsigned idx = get_irn_idx(n);
+	if (idx + 1 == irg->last_node_idx)
+		--irg->last_node_idx;
+	irg->idx_irn_map[idx] = NULL;
+	obstack_free(irg->obst, n);
+}
+
+/**
+ * Get the node for an index.
+ * @param irg The graph.
+ * @param idx The index you want the node for.
+ * @return    The node with that index or NULL, if there is no node with that index.
+ * @note      The node you got might be dead.
+ */
+static INLINE ir_node *
+get_idx_irn(ir_graph *irg, unsigned idx) {
+	assert(idx < (unsigned) ARR_LEN(irg->idx_irn_map));
+	return irg->idx_irn_map[idx];
+}
+
 #define get_interprocedural_view()            _get_interprocedural_view()
 #define is_ir_graph(thing)                    _is_ir_graph(thing)
 #define get_irg_start_block(irg)              _get_irg_start_block(irg)
@@ -542,12 +591,12 @@ _get_irg_estimated_node_cnt(const ir_graph *irg) {
 #define set_irg_end(irg, node)                _set_irg_end(irg, node)
 #define get_irg_end_reg(irg)                  _get_irg_end_reg(irg)
 #define get_irg_end_except(irg)               _get_irg_end_except(irg)
-#define get_irg_cstore(irg)                   _get_irg_cstore(irg)
-#define set_irg_cstore(irg, node)             _set_irg_cstore(irg, node)
 #define get_irg_frame(irg)                    _get_irg_frame(irg)
 #define set_irg_frame(irg, node)              _set_irg_frame(irg, node)
 #define get_irg_globals(irg)                  _get_irg_globals(irg)
 #define set_irg_globals(irg, node)            _set_irg_globals(irg, node)
+#define get_irg_tls(irg)                      _get_irg_tls(irg)
+#define set_irg_tls(irg, node)                _set_irg_tls(irg, node)
 #define get_irg_initial_mem(irg)              _get_irg_initial_mem(irg)
 #define set_irg_initial_mem(irg, node)        _set_irg_initial_mem(irg, node)
 #define get_irg_args(irg)                     _get_irg_args(irg)
@@ -590,6 +639,7 @@ _get_irg_estimated_node_cnt(const ir_graph *irg) {
 #define get_irg_block_visited(irg)            _get_irg_block_visited(irg)
 #define set_irg_block_visited(irg, v)         _set_irg_block_visited(irg, v)
 #define inc_irg_block_visited(irg)            _inc_irg_block_visited(irg)
+#define dec_irg_block_visited(irg)            _dec_irg_block_visited(irg)
 #define get_irg_estimated_node_cnt(irg)       _get_irg_estimated_node_cnt(irg)
 
 # endif /* _IRGRAPH_T_H_ */