From 6db21e55b6bd30eee19a2ccdf316449c92c5d8a0 Mon Sep 17 00:00:00 2001
From: Sebastian Hack <hack@ipd.info.uni-karlsruhe.de>
Date: Wed, 5 Jan 2005 14:06:30 +0000
Subject: [PATCH] Merged with checked in stuff.

---
 ir/be/bemain.c   |  9 ++++++---
 ir/be/benumb_t.h |  2 +-
 ir/be/beutil.h   | 13 +++++++++++++
 3 files changed, 20 insertions(+), 4 deletions(-)

diff --git a/ir/be/bemain.c b/ir/be/bemain.c
index 2f43b0a79..7679c9de9 100644
--- a/ir/be/bemain.c
+++ b/ir/be/bemain.c
@@ -22,6 +22,8 @@
 #include "belistsched.h"
 #include "belive_t.h"
 #include "beutil.h"
+#include "bephicongr_t.h"
+#include "bechordal.h"
 #include "bechordal.h"
 #include "bephiopt.h"
 #include "phistat.h"
@@ -95,7 +97,8 @@ void be_init(void)
 	be_liveness_init();
 	be_numbering_init();
 	be_ra_init();
-	be_phi_opt_init();
+	be_ra_chordal_init();
+	be_phi_congr_class_init();
 }
 
 extern void be_ra_chordal(ir_graph *irg);
@@ -107,14 +110,14 @@ static void be_main_loop(void)
 	for(i = 0, n = get_irp_n_irgs(); i < n; ++i) {
 		ir_graph *irg = get_irp_irg(i);
 
+		localize_consts(irg);
 		be_numbering(irg);
 		list_sched(irg, trivial_selector, NULL);
 		be_liveness(irg);
 		be_ra_chordal(irg);
 		be_phi_opt(irg);
 
-
-		//dump_allocated_irg(irg);
+		// dump_allocated_irg(irg);
 
 #ifndef DO_STATISTICS
 		be_ra_chordal_done(irg);
diff --git a/ir/be/benumb_t.h b/ir/be/benumb_t.h
index 0c9dd488d..8318e1072 100644
--- a/ir/be/benumb_t.h
+++ b/ir/be/benumb_t.h
@@ -71,7 +71,7 @@ static INLINE int __get_graph_node_count(const ir_graph *irg)
 static INLINE ir_node *__get_irn_for_graph_nr(const ir_graph *irg, int nr)
 {
 	ir_node **map = get_irg_numbering_const(irg)->reverse_map;
-	assert(nr >= 0 && nr < __get_graph_node_count(irg) && map[nr] != NULL);
+	assert(nr >= 0 && nr <= __get_graph_node_count(irg) && map[nr] != NULL);
 	return map[nr];
 }
 
diff --git a/ir/be/beutil.h b/ir/be/beutil.h
index 3c2c50e24..a32cc59a5 100644
--- a/ir/be/beutil.h
+++ b/ir/be/beutil.h
@@ -37,7 +37,20 @@ static INLINE int is_data_node(const ir_node *irn)
 	return 0;
 }
 
+/**
+ * Make each constant local to its use.
+ * This duplicates all constants in order to simulate a realistic
+ * register pressure.
+ * @param irg The graph.
+ */
+void localize_consts(ir_graph *irg);
 
+/**
+ * Dump a vcg graph containing the controlflow graph, the schedule and
+ * allocated registers.
+ * @param irg The irg. Note that scheduling, register allocation must
+ * have been performed.
+ */
 void dump_allocated_irg(ir_graph *irg);
 
 #endif
-- 
2.20.1