/*
- * Project: libFIRM
- * File name: ir/ir/irgraph.c
- * Purpose: Entry point to the representation of procedure code.
- * Author: Martin Trapp, Christian Schaefer
- * Modified by: Goetz Lindenmaier
- * Created:
- * CVS-ID: $Id$
- * Copyright: (c) 1998-2003 Universität Karlsruhe
- * Licence: This file protected by GPL - GNU GENERAL PUBLIC LICENSE.
+ * Copyright (C) 1995-2007 University of Karlsruhe. All right reserved.
+ *
+ * This file is part of libFirm.
+ *
+ * This file may be distributed and/or modified under the terms of the
+ * GNU General Public License version 2 as published by the Free Software
+ * Foundation and appearing in the file LICENSE.GPL included in the
+ * packaging of this file.
+ *
+ * Licensees holding valid libFirm Professional Edition licenses may use
+ * this file in accordance with the libFirm Commercial License.
+ * Agreement provided with the Software.
+ *
+ * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+ * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE.
*/
+/**
+ * @file
+ * @brief Entry point to the representation of procedure code.
+ * @author Martin Trapp, Christian Schaefer, Goetz Lindenmaier, Michael Beck
+ * @version $Id$
+ */
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#ifdef HAVE_STRING_H
# include <string.h>
#endif
-
-#include <stddef.h>
+#ifdef HAVE_STDDEF_H
+# include <stddef.h>
+#endif
#include "xmalloc.h"
#include "ircons.h"
#include "irgwalk.h"
#include "iredges_t.h"
#include "type_t.h"
+#include "irmemory.h"
+
+#define INITIAL_IDX_IRN_MAP_SIZE 1024
/**
* Indicates, whether additional data can be registered to graphs.
and optimization.
*/
ir_graph *
-new_r_ir_graph (entity *ent, int n_loc)
+new_r_ir_graph (ir_entity *ent, int n_loc)
{
ir_graph *res;
ir_node *first_block;
res = alloc_graph();
res->kind = k_ir_graph;
- edges_init_graph(res);
+ //edges_init_graph_kind(res, EDGE_KIND_NORMAL);
+ //edges_init_graph_kind(res, EDGE_KIND_BLOCK);
+
+ /* initialize the idx->node map. */
+ res->idx_irn_map = NEW_ARR_F(ir_node *, INITIAL_IDX_IRN_MAP_SIZE);
+ memset(res->idx_irn_map, 0, INITIAL_IDX_IRN_MAP_SIZE * sizeof(res->idx_irn_map[0]));
/* inform statistics here, as blocks will be already build on this graph */
hook_new_graph(res, ent);
obstack_init(res->obst);
res->extbb_obst = NULL;
+ res->last_node_idx = 0;
+
res->value_table = new_identities (); /* value table for global value
numbering for optimizing use in
iropt.c */
set_irp_typeinfo_inconsistent(); /* there is a new graph with typeinfo_none. */
res->callee_info_state = irg_callee_info_none;
res->loopinfo_state = loopinfo_none;
- res->execfreq_state = exec_freq_none;
res->class_cast_state = ir_class_casts_transitive;
res->extblk_state = ir_extblk_info_none;
+ res->execfreq_state = exec_freq_none;
+ res->fp_model = fp_model_precise;
+ res->adr_taken_state = ir_address_taken_not_computed;
+ res->mem_disambig_opt = aa_opt_inherited;
/*-- Type information for the procedure of the graph --*/
res->ent = ent;
set_irg_start (res, start);
/* Proj results of start node */
- projX = new_Proj(start, mode_X, pn_Start_X_initial_exec);
- set_irg_frame (res, new_Proj(start, mode_P_data, pn_Start_P_frame_base));
- set_irg_globals (res, new_Proj(start, mode_P_data, pn_Start_P_globals));
- set_irg_args (res, new_Proj(start, mode_T, pn_Start_T_args));
- initial_mem = new_Proj(start, mode_M, pn_Start_M);
+ projX = new_Proj(start, mode_X, pn_Start_X_initial_exec);
+ set_irg_frame (res, new_Proj(start, mode_P_data, pn_Start_P_frame_base));
+ set_irg_globals (res, new_Proj(start, mode_P_data, pn_Start_P_globals));
+ set_irg_tls (res, new_Proj(start, mode_P_data, pn_Start_P_tls));
+ set_irg_args (res, new_Proj(start, mode_T, pn_Start_T_args));
+ set_irg_value_param_base(res, new_Proj(start, mode_P_data, pn_Start_P_value_arg_base));
+ initial_mem = new_Proj(start, mode_M, pn_Start_M);
set_irg_initial_mem(res, initial_mem);
add_immBlock_pred(start_block, projX);
* Use of this edge is matter of discussion, unresolved. Also possible:
* add_immBlock_pred(res->start_block, res->start_block), but invalid typed.
*/
- mature_immBlock (res->current_block);
+ mature_immBlock(res->current_block);
/*-- Make a block to start with --*/
first_block = new_immBlock();
- add_immBlock_pred (first_block, projX);
+ add_immBlock_pred(first_block, projX);
res->method_execution_frequency = -1;
res->estimated_node_count = 0;
ir_graph *
-new_ir_graph (entity *ent, int n_loc)
+new_ir_graph(ir_entity *ent, int n_loc)
{
- ir_graph *res = new_r_ir_graph (ent, n_loc);
+ ir_graph *res = new_r_ir_graph(ent, n_loc);
add_irp_irg(res); /* remember this graph global. */
return res;
}
-/* Make a rudimentary ir graph for the constant code.
+/* Make a rudimentary IR graph for the constant code.
Must look like a correct irg, spare everything else. */
ir_graph *new_const_code_irg(void) {
ir_graph *res;
res = alloc_graph();
+ /* initialize the idx->node map. */
+ res->idx_irn_map = NEW_ARR_F(ir_node *, INITIAL_IDX_IRN_MAP_SIZE);
+ memset(res->idx_irn_map, 0, INITIAL_IDX_IRN_MAP_SIZE * sizeof(res->idx_irn_map[0]));
+
/* inform statistics here, as blocks will be already build on this graph */
hook_new_graph(res, NULL);
obstack_init (res->obst);
res->extbb_obst = NULL;
+ res->last_node_idx = 0;
+
res->phase_state = phase_building;
res->irg_pinned_state = op_pin_state_pinned;
res->extblk_state = ir_extblk_info_none;
+ res->fp_model = fp_model_precise;
res->value_table = new_identities (); /* value table for global value
numbering for optimizing use in
if (irg->frame_type) free_type(irg->frame_type);
if (irg->value_table) del_identities(irg->value_table);
if (irg->ent) {
- peculiarity pec = get_entity_peculiarity (irg->ent);
+ ir_peculiarity pec = get_entity_peculiarity (irg->ent);
set_entity_peculiarity (irg->ent, peculiarity_description);
set_entity_irg(irg->ent, NULL); /* not set in const code irg */
set_entity_peculiarity (irg->ent, pec);
irg->anchors[anchor_end_except] = node;
}
-ir_node *
-(get_irg_cstore)(const ir_graph *irg) {
- return _get_irg_cstore(irg);
-}
-
-void
-(set_irg_cstore)(ir_graph *irg, ir_node *node) {
- _set_irg_cstore(irg, node);
-}
-
ir_node *
(get_irg_frame)(const ir_graph *irg) {
return _get_irg_frame(irg);
_set_irg_globals(irg, node);
}
+ir_node *
+(get_irg_tls)(const ir_graph *irg) {
+ return _get_irg_tls(irg);
+}
+
+void
+(set_irg_tls)(ir_graph *irg, ir_node *node) {
+ _set_irg_tls(irg, node);
+}
+
ir_node *
(get_irg_initial_mem)(const ir_graph *irg) {
return _get_irg_initial_mem(irg);
_set_irg_args(irg, node);
}
+ir_node *
+(get_irg_value_param_base)(const ir_graph *irg) {
+ return _get_irg_value_param_base(irg);
+}
+
+void
+(set_irg_value_param_base)(ir_graph *irg, ir_node *node) {
+ _set_irg_value_param_base(irg, node);
+}
+
ir_node **
(get_irg_proj_args) (const ir_graph *irg) {
return _get_irg_proj_args (irg);
_set_irg_current_block(irg, node);
}
-entity *
+ir_entity *
(get_irg_entity)(const ir_graph *irg) {
return _get_irg_entity(irg);
}
void
-(set_irg_entity)(ir_graph *irg, entity *ent) {
+(set_irg_entity)(ir_graph *irg, ir_entity *ent) {
_set_irg_entity(irg, ent);
}
_inc_irg_block_visited(irg);
}
+/* Return the floating point model of this graph. */
+unsigned (get_irg_fp_model)(const ir_graph *irg) {
+ return _get_irg_fp_model(irg);
+}
+
+/* Sets the floating point model for this graph. */
+void set_irg_fp_model(ir_graph *irg, unsigned model) {
+ irg->fp_model = model;
+}
/**
* walker Start->End: places Proj nodes into the same block
* @param n the node
* @param env ignored
*/
-static void normalize_proj_walker(ir_node *n, void *env)
-{
+static void normalize_proj_walker(ir_node *n, void *env){
if (is_Proj(n)) {
ir_node *pred = get_Proj_pred(n);
ir_node *block = get_nodes_block(pred);
}
/* move Proj nodes into the same block as its predecessors */
-void normalize_proj_nodes(ir_graph *irg)
-{
+void normalize_proj_nodes(ir_graph *irg) {
irg_walk_graph(irg, NULL, normalize_proj_walker, NULL);
set_irg_outs_inconsistent(irg);
}
/* set a description for local value n */
-void set_irg_loc_description(ir_graph *irg, int n, void *description)
-{
+void set_irg_loc_description(ir_graph *irg, int n, void *description) {
assert(0 <= n && n < irg->n_loc);
if (! irg->loc_descriptions)
}
/* get the description for local value n */
-void *get_irg_loc_description(ir_graph *irg, int n)
-{
+void *get_irg_loc_description(ir_graph *irg, int n) {
assert(0 <= n && n < irg->n_loc);
return irg->loc_descriptions ? irg->loc_descriptions[n] : NULL;
}
+#ifndef NDEBUG
+void set_using_block_visited(ir_graph *irg) {
+ assert(irg->using_block_visited == 0);
+ irg->using_block_visited = 1;
+}
+
+void clear_using_block_visited(ir_graph *irg) {
+ assert(irg->using_block_visited == 1);
+ irg->using_block_visited = 0;
+}
+
+int using_block_visited(const ir_graph *irg) {
+ return irg->using_block_visited;
+}
+
+
+void set_using_visited(ir_graph *irg) {
+ assert(irg->using_visited == 0);
+ irg->using_visited = 1;
+}
+
+void clear_using_visited(ir_graph *irg) {
+ assert(irg->using_visited == 1);
+ irg->using_visited = 0;
+}
+
+int using_visited(const ir_graph *irg) {
+ return irg->using_visited;
+}
+
+
+void set_using_irn_link(ir_graph *irg) {
+ assert(irg->using_irn_link == 0);
+ irg->using_irn_link = 1;
+}
+
+void clear_using_irn_link(ir_graph *irg) {
+ assert(irg->using_irn_link == 1);
+ irg->using_irn_link = 0;
+}
+
+int using_irn_link(const ir_graph *irg) {
+ return irg->using_irn_link;
+}
+#endif
+
/* Returns a estimated node count of the irg. */
unsigned (get_irg_estimated_node_cnt)(const ir_graph *irg) {
return _get_irg_estimated_node_cnt(irg);
}
+/* Returns the last irn index for this graph. */
+unsigned get_irg_last_idx(const ir_graph *irg) {
+ return irg->last_node_idx;
+}
+
/* register additional space in an IR graph */
size_t register_additional_graph_data(size_t size)
{