/* Control flow graph manipulation code for GNU compiler.
- Copyright (C) 1987-2014 Free Software Foundation, Inc.
+ Copyright (C) 1987-2016 Free Software Foundation, Inc.
This file is part of GCC.
#include "config.h"
#include "system.h"
#include "coretypes.h"
-#include "obstack.h"
-#include "ggc.h"
-#include "hash-table.h"
-#include "alloc-pool.h"
-#include "tree.h"
-#include "predict.h"
-#include "vec.h"
-#include "hashtab.h"
-#include "hash-set.h"
-#include "machmode.h"
-#include "tm.h"
+#include "backend.h"
#include "hard-reg-set.h"
-#include "input.h"
-#include "function.h"
-#include "dominance.h"
-#include "cfg.h"
-#include "cfganal.h"
-#include "basic-block.h"
+#include "tree.h"
+#include "cfghooks.h"
#include "df.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. */
if (e->count && do_details)
{
fputs (" count:", file);
- fprintf (file, "%"PRId64, e->count);
+ fprintf (file, "%" PRId64, e->count);
}
if (e->flags && do_details)
if (flags & TDF_DETAILS)
{
struct function *fun = DECL_STRUCT_FUNCTION (current_function_decl);
- fprintf (outf, ", count " "%"PRId64,
+ fprintf (outf, ", count " "%" PRId64,
(int64_t) bb->count);
fprintf (outf, ", freq %i", bb->frequency);
if (maybe_hot_bb_p (fun, bb))
int index2;
};
-struct bb_copy_hasher : typed_noop_remove <htab_bb_copy_original_entry>
+struct bb_copy_hasher : nofree_ptr_hash <htab_bb_copy_original_entry>
{
- typedef htab_bb_copy_original_entry value_type;
- typedef htab_bb_copy_original_entry compare_type;
- static inline hashval_t hash (const value_type *);
- static inline bool equal (const value_type *existing,
- const compare_type * candidate);
+ static inline hashval_t hash (const htab_bb_copy_original_entry *);
+ static inline bool equal (const htab_bb_copy_original_entry *existing,
+ const htab_bb_copy_original_entry * candidate);
};
inline hashval_t
-bb_copy_hasher::hash (const value_type *data)
+bb_copy_hasher::hash (const htab_bb_copy_original_entry *data)
{
return data->index1;
}
inline bool
-bb_copy_hasher::equal (const value_type *data, const compare_type *data2)
+bb_copy_hasher::equal (const htab_bb_copy_original_entry *data,
+ const htab_bb_copy_original_entry *data2)
{
return data->index1 == data2->index1;
}
/* And between loops and copies. */
static hash_table<bb_copy_hasher> *loop_copy;
-static alloc_pool original_copy_bb_pool;
-
+static object_allocator<htab_bb_copy_original_entry> *original_copy_bb_pool;
/* Initialize the data structures to maintain mapping between blocks
and its copies. */
void
initialize_original_copy_tables (void)
{
- gcc_assert (!original_copy_bb_pool);
- original_copy_bb_pool
- = create_alloc_pool ("original_copy",
- sizeof (struct htab_bb_copy_original_entry), 10);
+ original_copy_bb_pool = new object_allocator<htab_bb_copy_original_entry>
+ ("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);
bb_copy = NULL;
delete loop_copy;
loop_copy = NULL;
- free_alloc_pool (original_copy_bb_pool);
+ delete original_copy_bb_pool;
original_copy_bb_pool = NULL;
}
elt = *slot;
tab->clear_slot (slot);
- pool_free (original_copy_bb_pool, elt);
+ original_copy_bb_pool->remove (elt);
}
/* Sets the value associated with OBJ in table TAB to VAL.
slot = tab->find_slot (&key, INSERT);
if (!*slot)
{
- *slot = (struct htab_bb_copy_original_entry *)
- pool_alloc (original_copy_bb_pool);
+ *slot = original_copy_bb_pool->allocate ();
(*slot)->index1 = obj;
}
(*slot)->index2 = val;