fix last commit

[libfirm] / ir / be / betranshlp.c

diff --git a/ir/be/betranshlp.c b/ir/be/betranshlp.c
index 79e7421..8d80986 100644 (file)
--- a/ir/be/betranshlp.c
+++ b/ir/be/betranshlp.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.
  *
@@ -334,6 +334,7 @@ static ir_node *gen_Block(ir_node *node) {
        ir_graph *irg             = current_ir_graph;
        dbg_info *dbgi            = get_irn_dbg_info(node);
        ir_node  *old_start_block = get_irn_n(env.old_anchor, anchor_start_block);
+       ir_node  *macroblock      = get_Block_MacroBlock(node);
        ir_node  *block;
 
        /*
@@ -349,10 +350,17 @@ static ir_node *gen_Block(ir_node *node) {
        block = new_ir_node(dbgi, irg, NULL, get_irn_op(node), get_irn_mode(node),
                            get_irn_arity(node), get_irn_in(node) + 1);
        copy_node_attr(node, block);
-
 #ifdef DEBUG_libfirm
        block->node_nr = node->node_nr;
 #endif
+       if (node == macroblock) {
+               /* this node is a macroblock header */
+               set_irn_n(block, -1, block);
+       } else {
+               macroblock = be_transform_node(macroblock);
+               set_irn_n(block, -1, macroblock);
+       }
+
        be_set_transformed_node(node, block);
 
        /* put the preds in the worklist */