support ggc hash_map and hash_set

gcc/ChangeLog:

	* alloc-pool.c: Include coretypes.h.
	* cgraph.h, dbxout.c, dwarf2out.c, except.c, except.h, function.c,
	function.h, symtab.c, tree-cfg.c, tree-eh.c: Use hash_map and
	hash_set instead of htab.
	* ggc-page.c (in_gc): New variable.
	(ggc_free): Do nothing if a collection is taking place.
	(ggc_collect): Set in_gc appropriately.
	* ggc.h (gt_ggc_mx(const char *)): New function.
	(gt_pch_nx(const char *)): Likewise.
	(gt_ggc_mx(int)): Likewise.
	(gt_pch_nx(int)): Likewise.
	* hash-map.h (hash_map::hash_entry::ggc_mx): Likewise.
	(hash_map::hash_entry::pch_nx): Likewise.
	(hash_map::hash_entry::pch_nx_helper): Likewise.
(hash_map::hash_map): Adjust.
(hash_map::create_ggc): New function.
(gt_ggc_mx): Likewise.
(gt_pch_nx): Likewise.
	* hash-set.h (default_hashset_traits::ggc_mx): Likewise.
(default_hashset_traits::pch_nx): Likewise.
(hash_set::hash_entry::ggc_mx): Likewise.
(hash_set::hash_entry::pch_nx): Likewise.
(hash_set::hash_entry::pch_nx_helper): Likewise.
(hash_set::hash_set): Adjust.
(hash_set::create_ggc): New function.
(hash_set::elements): Likewise.
(gt_ggc_mx): Likewise.
(gt_pch_nx): Likewise.
	* hash-table.h (hash_table::hash_table): Adjust.
(hash_table::m_ggc): New member.
	(hash_table::~hash_table): Adjust.
	(hash_table::expand): Likewise.
	(hash_table::empty): Likewise.
(gt_ggc_mx): New function.
	(hashtab_entry_note_pointers): Likewise.
(gt_pch_nx): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@214834 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 3 insertions, 3 deletions

diff --git a/gcc/except.h b/gcc/except.h
index 71a8dceba8a..32591513204 100644
--- a/gcc/except.h
+++ b/gcc/except.h
@@ -204,7 +204,7 @@ struct GTY(()) eh_status
 
   /* At the gimple level, a mapping from gimple statement to landing pad
      or must-not-throw region.  See record_stmt_eh_region.  */
-  htab_t GTY((param_is (struct throw_stmt_node))) throw_stmt_table;
+  hash_map<gimple, int> *GTY(()) throw_stmt_table;
 
   /* All of the runtime type data used by the function.  These objects
      are emitted to the lang-specific-data-area for the function.  */
@@ -291,8 +291,8 @@ struct GTY(()) throw_stmt_node {
   int lp_nr;
 };
 
-extern struct htab *get_eh_throw_stmt_table (struct function *);
-extern void set_eh_throw_stmt_table (struct function *, struct htab *);
+extern hash_map<gimple, int> *get_eh_throw_stmt_table (struct function *);
+extern void set_eh_throw_stmt_table (function *, hash_map<gimple, int> *);
 
 enum eh_personality_kind {
   eh_personality_none,