/* Iterator routines for GIMPLE statements.
- Copyright (C) 2007-2014 Free Software Foundation, Inc.
+ Copyright (C) 2007-2015 Free Software Foundation, Inc.
Contributed by Aldy Hernandez <aldy@quesejoda.com>
This file is part of GCC.
#include "system.h"
#include "coretypes.h"
#include "tm.h"
+#include "alias.h"
+#include "symtab.h"
#include "tree.h"
+#include "fold-const.h"
#include "predict.h"
-#include "vec.h"
-#include "hashtab.h"
-#include "hash-set.h"
-#include "machmode.h"
#include "hard-reg-set.h"
-#include "input.h"
#include "function.h"
#include "dominance.h"
#include "cfg.h"
#include "internal-fn.h"
#include "tree-eh.h"
#include "gimple-expr.h"
-#include "is-a.h"
#include "gimple.h"
#include "gimple-iterator.h"
#include "gimple-ssa.h"
/* Mark the statements in SEQ as modified, and update them. */
-static void
+void
update_modified_stmts (gimple_seq seq)
{
gimple_stmt_iterator gsi;
return i;
}
+/* Finds iterator for PHI. */
+
+gphi_iterator
+gsi_for_phi (gphi *phi)
+{
+ gphi_iterator i;
+ basic_block bb = gimple_bb (phi);
+
+ i = gsi_start_phis (bb);
+ i.ptr = phi;
+
+ return i;
+}
/* Move the statement at FROM so it comes right after the statement at TO. */
/* Returns iterator at the start of the list of phi nodes of BB. */
-gimple_stmt_iterator
+gphi_iterator
gsi_start_phis (basic_block bb)
{
gimple_seq *pseq = phi_nodes_ptr (bb);
- return gsi_start_1 (pseq);
+
+ /* Adapted from gsi_start_1. */
+ gphi_iterator i;
+
+ i.ptr = gimple_seq_first (*pseq);
+ i.seq = pseq;
+ i.bb = i.ptr ? gimple_bb (i.ptr) : NULL;
+
+ return i;
}