gcc/

[pf3gnuchains/gcc-fork.git] / gcc / tree-scalar-evolution.h

diff --git a/gcc/tree-scalar-evolution.h b/gcc/tree-scalar-evolution.h
index 797033f..54e543c 100644 (file)
--- a/gcc/tree-scalar-evolution.h
+++ b/gcc/tree-scalar-evolution.h
@@ -23,13 +23,14 @@ along with GCC; see the file COPYING3.  If not see
 
 extern tree number_of_latch_executions (struct loop *);
 extern tree number_of_exit_cond_executions (struct loop *);
-extern tree get_loop_exit_condition (struct loop *);
+extern tree get_loop_exit_condition (const struct loop *);
 
 extern void scev_initialize (void);
 extern void scev_reset (void);
+extern void scev_reset_except_niters (void);
 extern void scev_finalize (void);
 extern tree analyze_scalar_evolution (struct loop *, tree);
-extern tree instantiate_parameters (struct loop *, tree);
+extern tree instantiate_scev (struct loop *, struct loop *, tree);
 extern tree resolve_mixers (struct loop *, tree);
 extern void gather_stats_on_scev_database (void);
 extern void scev_analysis (void);
@@ -37,6 +38,16 @@ unsigned int scev_const_prop (void);
 
 extern bool simple_iv (struct loop *, tree, tree, affine_iv *, bool);
 
+/* Analyze all the parameters of the chrec that were left under a
+   symbolic form.  LOOP is the loop in which symbolic names have to
+   be analyzed and instantiated.  */
+
+static inline tree
+instantiate_parameters (struct loop *loop, tree chrec)
+{
+  return instantiate_scev (loop, loop, chrec);
+}
+
 /* Returns the loop of the polynomial chrec CHREC.  */
 
 static inline struct loop *