X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbera.c;h=8d15ac7c6620be3b5fcee72bb36a656813c7c094;hb=952e0be71291f6475cb4c86894e43dc531eb8980;hp=7bddee0c00ff504278f96f19db6210a8fb76702f;hpb=9b060a71a2667ced8d103023eda0ff710e799867;p=libfirm

diff --git a/ir/be/bera.c b/ir/be/bera.c
index 7bddee0c0..8d15ac7c6 100644
--- a/ir/be/bera.c
+++ b/ir/be/bera.c
@@ -1,25 +1,73 @@
+/*
+ * Copyright (C) 1995-2008 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.
+ */
+
 /**
- * Base routines for register allocation.
- * @author Sebastian Hack
- * @date 22.11.2004
+ * @file
+ * @brief       Base routines for register allocation.
+ * @author      Sebastian Hack
+ * @date        22.11.2004
+ * @version     $Id$
  */
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <stdlib.h>
 
 #include "pset.h"
 #include "impl.h"
 
 #include "irnode.h"
 #include "irmode.h"
-#include "besched.h"
+#include "irdom.h"
+#include "iredges.h"
 
-#include "bera_t.h"
+#include "bera.h"
+#include "beutil.h"
+#include "besched_t.h"
+#include "belive_t.h"
+#include "bemodule.h"
 
-FIRM_IMPL1(is_allocatable_irn, int, const ir_node *)
+/** The list of register allocators */
+static be_module_list_entry_t *register_allocators = NULL;
+static be_ra_t *selected_allocator = NULL;
 
-size_t ra_irn_data_offset = 0;
-size_t ra_irg_data_offset = 0;
+void be_register_allocator(const char *name, be_ra_t *allocator)
+{
+	if(selected_allocator == NULL)
+		selected_allocator = allocator;
+	be_add_module_to_list(&register_allocators, name, allocator);
+}
 
-void be_ra_init(void)
+void be_allocate_registers(be_irg_t *birg)
 {
-	ra_irn_data_offset = register_additional_node_data(sizeof(ra_info_t));
-	ra_irg_data_offset = register_additional_graph_data(sizeof(void *));
+	assert(selected_allocator != NULL);
+	if(selected_allocator != NULL) {
+		selected_allocator->allocate(birg);
+	}
+}
+
+void be_init_ra(void)
+{
+	lc_opt_entry_t *be_grp = lc_opt_get_grp(firm_opt_get_root(), "be");
+
+	be_add_module_list_opt(be_grp, "regalloc", "register allocator",
+	                       &register_allocators, (void**) &selected_allocator);
 }
+BE_REGISTER_MODULE_CONSTRUCTOR(init_be_ra);