X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fir%2Firphase.c;h=6a3cf6987f6d420094a939c6f3b1abbcfa4b10f8;hb=ba4ac6da01ea81263911248239cf1e5affcb1885;hp=f041a4747f86b93110e52ed4f4fa60a40d624dc1;hpb=e1a8ef5d6769ad483407161cbfc81f7923b8a42b;p=libfirm

diff --git a/ir/ir/irphase.c b/ir/ir/irphase.c
index f041a4747..6a3cf6987 100644
--- a/ir/ir/irphase.c
+++ b/ir/ir/irphase.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.
  *
@@ -22,33 +22,69 @@
  * @brief    Phase information handling using node indexes.
  * @author   Sebastian Hack
  * @version  $Id$
- * @summary
+ * @brief
  *  A phase contains a link to private data for each node in an ir graph.
  *  A phase is independent from the globally visible link field of ir nodes.
  */
-#ifdef HAVE_CONFIG_H
 #include "config.h"
-#endif
 
 #include "array.h"
+#include "util.h"
 #include "irnode_t.h"
+#include "irgraph_t.h"
 #include "irphase_t.h"
 
-ir_phase *phase_init(ir_phase *ph, const char *name, ir_graph *irg, unsigned growth_factor, phase_irn_data_init_t *data_init, void *priv)
+void *phase_irn_init_default(ir_phase *ph, const ir_node *irn, void *old)
 {
-	assert(growth_factor >= 256 && "growth factor must greater or equal to 256/256");
-	assert(data_init && "You must provide a data constructor");
+	(void) ph;
+	(void) irn;
+	(void) old;
+	return NULL;
+}
+
+ir_phase *init_irg_phase(ir_graph *irg, ir_phase_id id, size_t size, phase_irn_init *data_init)
+{
+	ir_phase *ph;
+
+	size = MAX(sizeof(*ph), size);
+	assert(id != PHASE_NOT_IRG_MANAGED && id < PHASE_LAST);
+	assert(irg->phases[id] == NULL && "you cannot overwrite another irg managed phase");
+
+	ph = xmalloc(size);
+	memset(ph, 0, size);
+	obstack_init(&ph->obst);
+	ph->id            = id;
+	ph->growth_factor = PHASE_DEFAULT_GROWTH;
+	ph->data_init     = data_init;
+	ph->irg           = irg;
+	ph->n_data_ptr    = 0;
+	ph->data_ptr      = NULL;
+
+	irg->phases[id] = ph;
+
+	return ph;
+}
 
+void free_irg_phase(ir_graph *irg, ir_phase_id id)
+{
+	ir_phase *ph = get_irg_phase(irg, id);
+	phase_free(ph);
+	xfree(ph);
+	irg->phases[id] = NULL;
+}
+
+ir_phase *phase_init(ir_phase *ph, const char *name, ir_graph *irg, unsigned growth_factor, phase_irn_init *data_init, void *priv)
+{
 	obstack_init(&ph->obst);
 
-	ph->name          = name;
+	(void) name;
+	ph->id            = PHASE_NOT_IRG_MANAGED;
 	ph->growth_factor = growth_factor;
 	ph->data_init     = data_init;
 	ph->irg           = irg;
 	ph->n_data_ptr    = 0;
 	ph->data_ptr      = NULL;
 	ph->priv          = priv;
-
 	return ph;
 }