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Index: libcpp/ChangeLog

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2004-05-29  Geoffrey Keating  <geoffk@apple.com>

	* symtab.c (ht_create): Set entries_owned.
	(ht_destroy): Honour entries_owned.
	(ht_expand): Likewise.
	(ht_load): New.

Index: libcpp/include/ChangeLog
2004-05-29  Geoffrey Keating  <geoffk@apple.com>

	* symtab.h (struct ht): New field 'entries_owned'
	(ht_load): New prototype.

Index: gcc/ChangeLog
2004-05-29  Geoffrey Keating  <geoffk@apple.com>

	* gengtype-yacc.y: Add NESTED_PTR token.
	(option): Record `nested_ptr' option.
	* gengtype-lex.l: Handle `nested_ptr' keyword.
	* gengtype.c (walk_type): Process `nested_ptr' option.
	* gengtype.h (struct nested_ptr_data): New.
	* doc/gty.texi (GTY Options): Document `nested_ptr' option.
	* stringpool.c (struct string_pool_data): Make 'entries' point to
	ht_identifier instead of tree.
	(gt_pch_save_stringpool): Don't adjust pointers.
	(gt_pch_restore_stringpool): Call ht_load.

From-SVN: r82438
This commit is contained in:
Geoffrey Keating
2004-05-30 00:49:06 +00:00
committed by Geoffrey Keating
parent 666e5d7b94
commit b453c95fd3
11 changed files with 149 additions and 38 deletions
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5
libcpp/include/ChangeLog
View File

@@ -1,3 +1,8 @@
2004-05-29 Geoffrey Keating <geoffk@apple.com>
* symtab.h (struct ht): New field 'entries_owned'
(ht_load): New prototype.
2004-05-23 Paolo Bonzini <bonzini@gnu.org>
* cpplib.h: Moved from gcc. Change header guard name.

9
libcpp/include/symtab.h
View File

@@ -1,5 +1,5 @@
/* Hash tables.
Copyright (C) 2000, 2001, 2003 Free Software Foundation, Inc.
Copyright (C) 2000, 2001, 2003, 2004 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
@@ -58,6 +58,9 @@ struct ht
/* Table usage statistics. */
unsigned int searches;
unsigned int collisions;
/* Should 'entries' be freed when it is no longer needed? */
bool entries_owned;
};
/* Initialize the hashtable with 2 ^ order entries. */
@@ -75,6 +78,10 @@ extern hashnode ht_lookup (hash_table *, const unsigned char *,
typedef int (*ht_cb) (struct cpp_reader *, hashnode, const void *);
extern void ht_forall (hash_table *, ht_cb, const void *);
/* Restore the hash table. */
extern void ht_load (hash_table *ht, hashnode *entries,
unsigned int nslots, unsigned int nelements, bool own);
/* Dump allocation statistics to stderr. */
extern void ht_dump_statistics (hash_table *);