X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbeifg.c;h=f7f173c4e20d8d4c6f5db0701ae1f264a05e6b38;hb=f2c2e45eb4e677fef5bf6a8e418b2a22441172d5;hp=1827de1e5ba841a0c567020917351cc511fc3d49;hpb=e07b61c6ed5d198a484761f8a40a4f26520d964d;p=libfirm

diff --git a/ir/be/beifg.c b/ir/be/beifg.c
index 1827de1e5..f7f173c4e 100644
--- a/ir/be/beifg.c
+++ b/ir/be/beifg.c
@@ -24,9 +24,7 @@
  * @date        18.11.2005
  * @version     $Id$
  */
-#ifdef HAVE_CONFIG_H
 #include "config.h"
-#endif
 
 #include <stdlib.h>
 
@@ -59,7 +57,6 @@ typedef struct _coloring_t coloring_t;
 
 struct _coloring_t {
 	ir_phase         ph;
-	const arch_env_t *arch_env;
 	ir_graph         *irg;
 };
 
@@ -80,16 +77,15 @@ size_t (be_ifg_cliques_iter_size)(const be_ifg_t *ifg)
 
 static void *regs_irn_data_init(ir_phase *ph, const ir_node *irn, void *data)
 {
-	coloring_t *coloring = (coloring_t *) ph;
-	(void) data;
+	(void)ph;
+	(void)data;
 
-	return (void *) arch_get_irn_register(coloring->arch_env, irn);
+	return (void*)arch_get_irn_register(irn);
 }
 
-coloring_t *coloring_init(coloring_t *c, ir_graph *irg, const arch_env_t *aenv)
+static coloring_t *coloring_init(coloring_t *c, ir_graph *irg)
 {
 	phase_init(&c->ph, "regs_map", irg, PHASE_DEFAULT_GROWTH, regs_irn_data_init, NULL);
-	c->arch_env = aenv;
 	c->irg = irg;
 	return c;
 }
@@ -105,15 +101,15 @@ static void restore_irn_color(ir_node *irn, void *c)
 	coloring_t *coloring = c;
 	const arch_register_t *reg = phase_get_irn_data(&coloring->ph, irn);
 	if(reg)
-		arch_set_irn_register(coloring->arch_env, irn, reg);
+		arch_set_irn_register(irn, reg);
 }
 
-void coloring_save(coloring_t *c)
+static void coloring_save(coloring_t *c)
 {
 	irg_walk_graph(c->irg, NULL, get_irn_color, c);
 }
 
-void coloring_restore(coloring_t *c)
+static void coloring_restore(coloring_t *c)
 {
 	irg_walk_graph(c->irg, NULL, restore_irn_color, c);
 }
@@ -400,7 +396,7 @@ void be_ifg_check_performance(be_chordal_env_t *chordal_env)
 
 	if (get_irg_estimated_node_cnt(chordal_env->irg) >= BE_CH_PERFORMANCETEST_MIN_NODES)
 	{
-		coloring_init(&coloring, chordal_env->irg, chordal_env->birg->main_env->arch_env);
+		coloring_init(&coloring, chordal_env->irg);
 		coloring_save(&coloring);
 
 		ir_timer_reset(timer);
@@ -640,16 +636,20 @@ void be_ifg_dump_dot(be_ifg_t *ifg, ir_graph *irg, FILE *file, const be_ifg_dump
 	bitset_free(nodes);
 }
 
-static void int_comp_rec(be_irg_t *birg, be_ifg_t *ifg, ir_node *n, bitset_t *seen)
+static void int_comp_rec(be_ifg_t *ifg, ir_node *n, bitset_t *seen)
 {
 	void    *neigh_it = be_ifg_neighbours_iter_alloca(ifg);
 	ir_node *m;
 
 	be_ifg_foreach_neighbour(ifg, neigh_it, n, m) {
-		if(!bitset_contains_irn(seen, m) && !arch_irn_is(birg->main_env->arch_env, m, ignore)) {
-			bitset_add_irn(seen, m);
-			int_comp_rec(birg, ifg, m, seen);
-		}
+		if (bitset_contains_irn(seen, m))
+			continue;
+
+		if (arch_get_register_req_out(m)->type & arch_register_req_type_ignore)
+			continue;
+
+		bitset_add_irn(seen, m);
+		int_comp_rec(ifg, m, seen);
 	}
 
 }
@@ -663,11 +663,15 @@ static int int_component_stat(be_irg_t *birg, be_ifg_t *ifg)
 	ir_node *n;
 
 	be_ifg_foreach_node(ifg, nodes_it, n) {
-		if (! bitset_contains_irn(seen, n) && ! arch_irn_is(birg->main_env->arch_env, n, ignore)) {
-			++n_comp;
-			bitset_add_irn(seen, n);
-			int_comp_rec(birg, ifg, n, seen);
-		}
+		if (bitset_contains_irn(seen, n))
+			continue;
+
+		if (arch_get_register_req_out(n)->type & arch_register_req_type_ignore)
+			continue;
+
+		++n_comp;
+		bitset_add_irn(seen, n);
+		int_comp_rec(ifg, n, seen);
 	}
 
 	free(seen);