Commit Graph

26 Commits

Author SHA1 Message Date
Richard Henderson 4fc4e47839 hashtab.c (higher_prime_number): Use 7 as minimum.
* hashtab.c (higher_prime_number): Use 7 as minimum.
        (find_empty_slot_for_expand): Don't compute hash2 unless needed.
        (htab_find_slot_with_hash): Likewise.

From-SVN: r52099
2002-04-09 17:14:53 -07:00
Kaveh R. Ghazi 0be6abca22 demangle.h (demangler_engine): Const-ify.
include:
	* demangle.h (demangler_engine): Const-ify.
	* libiberty.h (buildargv): Likewise.

libiberty:
	* argv.c (buildargv, tests, main): Const-ify.
	* cp-demangle.c (operator_code): Likewise.
	* cplus-dem.c (optable, libiberty_demanglers,
	cplus_demangle_set_style, cplus_demangle_name_to_style,
	print_demangler_list): Likewise.
	* hashtab.c (higher_prime_number): Likewise.
	* strcasecmp.c (charmap): Likewise.
	* strerror.c (error_info, strerror, main): Likewise.
	* strncasecmp.c (charmap): Likewise.
	* strsignal.c (signal_info): Likewise.

From-SVN: r46060
2001-10-07 14:45:04 +00:00
Richard Henderson 0ed5305d8d Add commentary.
From-SVN: r44978
2001-08-17 12:58:05 -07:00
Richard Henderson 9e0ba68596 * hashtab.c (htab_hash_string): New.
From-SVN: r44950
2001-08-16 18:54:43 -07:00
Michael Meissner 6e8afa9980 fix typo
From-SVN: r40517
2001-03-15 21:41:13 +00:00
Michael Meissner f8a0ba8c2f Silence warning
From-SVN: r40512
2001-03-15 20:24:59 +00:00
Michael Meissner 8860ddab5d Silence warning
From-SVN: r40511
2001-03-15 20:14:33 +00:00
Mark Mitchell a4c9b97e26 hashtab.c (higher_prime_number): Use a table, rather than a seive, to find the next prime.
* hashtab.c (higher_prime_number): Use a table, rather than a
	seive, to find the next prime.

From-SVN: r37775
2000-11-27 04:23:38 +00:00
Hans-Peter Nilsson d50d20ecc8 hashtab.c (htab_expand): Change to return int.
* hashtab.c (htab_expand): Change to return int.  Use calloc or
 	xcalloc depending on htab->return_allocation_failure.  Return zero
 	if calloc fails.
	(htab_create): Update comment to cover memory allocation.
	(htab_try_create): New.
	(htab_find_slot_with_hash): Return NULL if htab_expand fails.
  	Update comment to cover this.

From-SVN: r37247
2000-11-04 07:42:53 +00:00
Hans-Peter Nilsson 35e9340fc9 (htab_create, htab_expand): Correct formatting of comment before
function.

From-SVN: r37231
2000-11-03 20:26:51 +00:00
Zack Weinberg d11ec6f0d9 hashtab.c, [...]: Include string.h if HAVE_STRING_H.
* hashtab.c, partition.c, sort.c, xmemdup.c: Include string.h
	if HAVE_STRING_H.
	* pexecute.c, xexit.c: Include stdlib.h if HAVE_STDLIB_H.
	* objalloc.c: Include config.h.  Include stdlib.h and don't
	declare malloc or free if HAVE_STDLIB_H.
	* strerror.c, strsignal.c: Include stdlib.h if HAVE_STDLIB_H,
	else declare malloc without prototype.  Include string.h if
	HAVE_STRING_H, else declare memset without prototype.  Don't
	include stddef.h.

From-SVN: r34254
2000-05-29 19:33:52 +00:00
Horst von Brand 1d2da2e1ce hashtab.c (hash_pointer): Delete low-order bits which are probably zero, also eliminate a warning on alpha.
* hashtab.c (hash_pointer): Delete low-order bits which are
	probably zero, also eliminate a warning on alpha.

From-SVN: r33934
2000-05-16 16:59:20 +00:00
Jan Hubicka 8e02c4d08d hashtab.c (htab_expand): Add prototype.
* hashtab.c (htab_expand): Add prototype.
	(find_empty_slot_for_expand): Likewise.

From-SVN: r33487
2000-04-27 14:59:55 +00:00
Kaveh R. Ghazi 4feeaae33e hashtab.c (hash_pointer, eq_pointer): Make definition static to match prototype.
* hashtab.c (hash_pointer, eq_pointer): Make definition static to
       match prototype.
       (htab_expand): Cast the return value of xcalloc.

From-SVN: r33391
2000-04-24 22:29:09 +00:00
Mark Mitchell 18a94a2f75 hashtab.h (hash_pointer): Declare.
* hashtab.h (hash_pointer): Declare.
	(eq_pointer): Likewise.

	* hashtab.c (hash_pointer): New function.
	(eq_pointer): Likewise.
	(htab_hash_pointer): New variable.
	(htab_eq_pointer): Likewise.

From-SVN: r33372
2000-04-24 07:29:11 +00:00
Richard Kenner e38992e8d3 conflict.c (conflict_graph_add): Pass enum type to htab_find_slot.
* gcc/conflict.c (conflict_graph_add): Pass enum type to
	htab_find_slot.
	* gcc/cpperror.c (hashtab.h): Now include.
	* gcc/cppexp.c (hashtab.h): Likewise.
	* gcc/cpplex.c (hashtab.h): Likewise.
	* gcc/cppfiles.c (hashtab.h): Likewise.
	(find_include_file, _cpp_calc_hash, cpp_read_file): Pass enum type
	to htab_find_slot_with_hash.
	* gcc/cpphash.c (hashtab.h): Now include.
	(_cpp_lookup_slot): INSERT is now enum insert_option.
	* gcc/cpphash.h (_cpp_lookup_slot): Likewise.
	* gcc/cppinit.c (hashtab.h): Include earlier.
	(initialize_builtins): Pass enum to htab_find_slot.
	* gcc/cpplib.c (hashtab.h): Now include.
	(do_define, do_undef): Pass enum type to _cpp_lookup_slot.
	(do_pragma_poison, do_assert): Likewise.
	* gcc/emit-rtl.c (gen_rtx_CONST_INT): Pass enum to
	htab_find_slot_with_hash.
	* gcc/simplify-rtx.c (cselib_lookup_mem, cselib_lookup): Likewise.
	* gcc/tree.c (type_hash_add): Likewise.
	(build1): Minor cleanup.
	* include/hashtab.h (enum insert_option): New type.
	(htab_find_slot, htab_find_slot_with_hash): Use it.
	* libiberty/hashtab.c: Various minor cleanups.
	(htab_find_slot_with_hash): INSERT is now enum insert_option.
	(htab_find_slot): Likewise.

From-SVN: r33236
2000-04-18 16:42:00 -04:00
Mark Mitchell b13eb66b7d hashtab.h (hashval_t): New type.
* hashtab.h (hashval_t): New type.
	(htab_find_with_hash): Use it as an argument.
	(htab_find_slot_with_hash): Likewise.

	* hashtab.c (find_empty_slot_for_expand): Use hashval_t for hash
	codes.
	(htab_find_with_hash): Likewise.
	(htab_find_slot_with_hash): Likewise.

From-SVN: r32842
2000-03-31 07:04:37 +00:00
Zack Weinberg 0194e877a3 hashtab.c (htab_find_with_hash): Avoid calculating hash2 unless it will be used.
* hashtab.c (htab_find_with_hash): Avoid calculating hash2
	unless it will be used.  Rearrange loop for better
	optimization.
	(higher_prime_number): Add static prototype.

From-SVN: r32809
2000-03-29 19:04:54 +00:00
Bernd Schmidt 8c5d513f17 Some cleanups/additions for hashtables
From-SVN: r32536
2000-03-14 18:28:45 +00:00
Zack Weinberg 5dc9cffdfd hashtab.h (struct htab): Add del_f.
* hashtab.h (struct htab): Add del_f.
	(htab_del): New type.
	(htab_create): Add fourth argument.

	* hashtab.c (htab_create): Set del_f.
	(htab_delete, htab_empty, htab_remove_elt, htab_clear_slot):
	Use it.

From-SVN: r32459
2000-03-10 00:00:24 +00:00
Zack Weinberg 5194cf0890 hashtab.c: Remove debugging variables (all_searches, all_collisions, all_expansions).
* hashtab.c: Remove debugging variables (all_searches,
	all_collisions, all_expansions). Delete
	all_hash_table_collisions.
	(create_hash_table, delete_hash_table, empty_hash_table,
	find_hash_table_entry, remove_element_from_hash_table_entry,
	clear_hash_table_slot, traverse_hash_table, hash_table_size,
	hash_table_elements_number, hash_table_collisions): Rename to:
	htab_create, htab_delete, htab_empty, htab_find_slot,
	htab_remove_elt, htab_clear_slot, htab_traverse, htab_size,
	htab_elements, htab_collisions.
	(htab_find): New function, handles common case where you don't
	plan to add or delete an entry.
	(htab_expand): Don't create a whole new table, just a new
	entry vector.
	(htab_find_slot): Simplify logic.

	* hashtab.h (hash_table_t): Rename to htab_t.
	(struct hash_table): Rename to struct htab.  Shorten element
	names.  Reorder elements by size.
	(htab_hash, htab_eq, htab_trav): New typedefs for the callback
	function pointers.
	(hash_table_entry_t): Discard; just use void * for element
	type.

From-SVN: r32437
2000-03-08 23:44:29 +00:00
Philippe De Muyter 6de9b8ff12 * hashtab.c (sys/types.h): File included.
From-SVN: r30683
1999-11-28 00:58:37 -07:00
Jeffrey A Law 36dd3a44a3 * hashtab.c: Include stdio.h.
From-SVN: r30475
1999-11-10 09:45:34 -07:00
Jeffrey A Law 6e30047279 * hashtab.c (traverse_hash_table): Protect prototype with PARAMS.
From-SVN: r30453
1999-11-08 09:26:37 -07:00
Zack Weinberg ed38f5d5d8 hashtab.c (find_hash_table_entry): When returning a DELETED_ENTRY slot, change it to EMPTY_ENTRY first.
1999-10-23 08:51 -0700  Zack Weinberg  <zack@bitmover.com>

	* hashtab.c (find_hash_table_entry): When returning a
	DELETED_ENTRY slot, change it to EMPTY_ENTRY first.
	(clear_hash_table_slot): New function which deletes an entry
	by its position in the table, not its value.
	(traverse_hash_table): New function which calls a hook
	function for every live entry in the table.

	* hashtab.h: Give hash_table_t a struct tag.  Add prototypes
	for clear_hash_table_slot and traverse_hash_table.  Correct
	prototype of all_hash_table_collisions.

From-SVN: r30138
1999-10-23 15:56:52 +00:00
Vladimir Makarov a2f945c649 Makefile.in (CFILES): Add hashtab.c
* Makefile.in (CFILES): Add hashtab.c
        (REQUIRED_OFILES): Add hashtab.o
        (hashtab.o): Add dependencies.
        * hashtab.c: New file

From-SVN: r30012
1999-10-15 01:50:25 -06:00