X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbesched_t.h;h=2aa075c5fc35d9fff7b5a7528580016b31b98f5e;hb=1894b7dd99b524c25c8fa18c33c250ea2cde2e36;hp=3e874f5c771e144bfc06b6d1ab3cfdaa78c0c655;hpb=0e5f781d021c0b1e20ba08f583d4971419fedb5d;p=libfirm

diff --git a/ir/be/besched_t.h b/ir/be/besched_t.h
index 3e874f5c7..2aa075c5f 100644
--- a/ir/be/besched_t.h
+++ b/ir/be/besched_t.h
@@ -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.
  *
@@ -58,6 +58,16 @@ typedef struct _sched_info_t {
 #define get_irn_sched_info(irn)             ((sched_info_t *) get_or_set_irn_phase_info(skip_Proj_const(irn), PHASE_BE_SCHED))
 #define get_sched_info_irn(irg, sched_info) get_idx_irn((irg), (sched_info)->idx)
 
+/**
+ * Returns non-zero if schedule information is available
+ * for a given graph.
+ * @param irg  The graph.
+ */
+static INLINE int _have_sched_info(const ir_graph *irg)
+{
+	return get_irg_phase(irg, PHASE_BE_SCHED) != NULL;
+}
+
 /**
  * Check, if the node is scheduled.
  * @param irn The node.
@@ -65,7 +75,7 @@ typedef struct _sched_info_t {
  */
 static INLINE int _sched_is_scheduled(const ir_node *irn)
 {
-  return get_irn_sched_info(irn)->scheduled;
+	return get_irn_sched_info(irn)->scheduled;
 }
 
 /**
@@ -338,6 +348,7 @@ int sched_skip_phi_predicator(const ir_node *irn, void *data);
  */
 ir_node *sched_skip(ir_node *from, int forward, sched_predicator_t *predicator, void *data);
 
+#define have_sched_info(irg)            _have_sched_info(irg)
 #define sched_get_time_step(irn)        _sched_get_time_step(irn)
 #define sched_has_next(irn)             _sched_has_next(irn)
 #define sched_has_prev(irn)             _sched_has_prev(irn)