X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbeirgmod.c;h=5e3dcb0b34c5286fb4deba1427897a78e1616e6d;hb=7c4e33eb7648d9e1cc7efcffc8682a2f27a570a3;hp=70bd6426eb5f5bb88d8b5a89e3a200a8515b5412;hpb=b1e633cca47bf88931dcc9a34c65dc62798eb1d3;p=libfirm

diff --git a/ir/be/beirgmod.c b/ir/be/beirgmod.c
index 70bd6426e..5e3dcb0b3 100644
--- a/ir/be/beirgmod.c
+++ b/ir/be/beirgmod.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 1995-2007 University of Karlsruhe.  All right reserved.
+ * Copyright (C) 1995-2008 University of Karlsruhe.  All right reserved.
  *
  * This file is part of libFirm.
  *
@@ -84,7 +84,7 @@ ir_node *insert_Perm_after(be_irg_t *birg,
 						   const arch_register_class_t *cls,
 						   ir_node *pos)
 {
-	const arch_env_t *arch_env = birg->main_env->arch_env;
+	const arch_env_t *arch_env = &birg->main_env->arch_env;
 	be_lv_t *lv     = birg->lv;
 	ir_node *bl     = is_Block(pos) ? pos : get_nodes_block(pos);
 	ir_graph *irg   = get_irn_irg(bl);
@@ -208,6 +208,10 @@ static void remove_empty_block(ir_node *block)
 			set_nodes_block(node, succ_block);
 			continue;
 		}
+		if (is_Sync(node)) {
+			set_nodes_block(node, get_nodes_block(pred));
+			continue;
+		}
 		panic("Unexpected node %+F in block %+F with empty schedule", node, block);
 	}
 
@@ -235,7 +239,7 @@ int be_remove_empty_blocks(ir_graph *irg)
 
 	blocks_removed = 0;
 
-	set_using_visited(irg);
+	set_using_irn_visited(irg);
 	inc_irg_visited(irg);
 	remove_empty_block(get_irg_end_block(irg));
 	end   = get_irg_end(irg);
@@ -246,7 +250,7 @@ int be_remove_empty_blocks(ir_graph *irg)
 			continue;
 		remove_empty_block(pred);
 	}
-	clear_using_visited(irg);
+	clear_using_irn_visited(irg);
 
 	if (blocks_removed) {
 		/* invalidate analysis info */