/* Control flow graph manipulation code for GNU compiler.
- Copyright (C) 1987-2015 Free Software Foundation, Inc.
+ Copyright (C) 1987-2016 Free Software Foundation, Inc.
This file is part of GCC.
#include "system.h"
#include "coretypes.h"
#include "backend.h"
-#include "alloc-pool.h"
-#include "alias.h"
-#include "cfghooks.h"
-#include "tree.h"
#include "hard-reg-set.h"
+#include "tree.h"
+#include "cfghooks.h"
#include "df.h"
-#include "options.h"
#include "cfganal.h"
#include "cfgloop.h" /* FIXME: For struct loop. */
#include "dumpfile.h"
without actually removing it from the pred/succ arrays. */
static void
-free_edge (edge e)
+free_edge (function *fn, edge e)
{
- n_edges_for_fn (cfun)--;
+ n_edges_for_fn (fn)--;
ggc_free (e);
}
/* Free the memory associated with the edge structures. */
void
-clear_edges (void)
+clear_edges (struct function *fn)
{
basic_block bb;
edge e;
edge_iterator ei;
- FOR_EACH_BB_FN (bb, cfun)
+ FOR_EACH_BB_FN (bb, fn)
{
FOR_EACH_EDGE (e, ei, bb->succs)
- free_edge (e);
+ free_edge (fn, e);
vec_safe_truncate (bb->succs, 0);
vec_safe_truncate (bb->preds, 0);
}
- FOR_EACH_EDGE (e, ei, ENTRY_BLOCK_PTR_FOR_FN (cfun)->succs)
- free_edge (e);
- vec_safe_truncate (EXIT_BLOCK_PTR_FOR_FN (cfun)->preds, 0);
- vec_safe_truncate (ENTRY_BLOCK_PTR_FOR_FN (cfun)->succs, 0);
+ FOR_EACH_EDGE (e, ei, ENTRY_BLOCK_PTR_FOR_FN (fn)->succs)
+ free_edge (fn, e);
+ vec_safe_truncate (EXIT_BLOCK_PTR_FOR_FN (fn)->preds, 0);
+ vec_safe_truncate (ENTRY_BLOCK_PTR_FOR_FN (fn)->succs, 0);
- gcc_assert (!n_edges_for_fn (cfun));
+ gcc_assert (!n_edges_for_fn (fn));
}
\f
/* Allocate memory for basic_block. */
disconnect_src (e);
disconnect_dest (e);
- free_edge (e);
+ free_edge (cfun, e);
}
/* Redirect an edge's successor from one block to another. */
initialize_original_copy_tables (void)
{
original_copy_bb_pool = new object_allocator<htab_bb_copy_original_entry>
- ("original_copy", 10);
+ ("original_copy");
bb_original = new hash_table<bb_copy_hasher> (10);
bb_copy = new hash_table<bb_copy_hasher> (10);
loop_copy = new hash_table<bb_copy_hasher> (10);