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Introduce new alpha_inc pass, to avoid artificial duplicates.

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Bruno Haible
2003-02-17 10:36:47 +00:00
parent 799d1c7534
commit ec800f65ec
11 changed files with 970 additions and 686 deletions
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@@ -1,5 +1,44 @@
2002-11-17 Bruno Haible <bruno@clisp.org>
Avoid artificial duplicates.
* src/keyword.h (KeywordExt::init_selchars_tuple): New declaration.
(KeywordExt::init_selchars_multiset): Renamed from
KeywordExt::init_selchars.
(KeywordExt::init_selchars_low): New declaration.
* src/keyword.cc (KeywordExt::init_selchars_low): Renamed from
KeywordExt::init_selchars. Add alpha_inc argument. Remove sorting.
(KeywordExt::init_selchars_tuple): New method.
(KeywordExt::init_selchars_multiset): New method, replaces
KeywordExt::init_selchars.
* src/search.h (Search::init_selchars_tuple): Renamed from
Search::init_selchars.
(Search::count_duplicates_tuple): Renamed from Search::count_duplicates.
(Search::init_selchars_multiset, Search::count_duplicates_multiset,
Search::find_alpha_inc): New declarations.
(Search::_alpha_inc): New field.
(Search::_alpha_size, Search::_occurrences, Search::_asso_values,
Search::_determined): Make non-const.
* src/search.cc (Search::Search): Don't initialize _key_positions,
_alpha_size, _occurrences, _asso_values, _determined here.
(Search::init_selchars_tuple): Renamed from Search::init_selchars.
(Search::count_duplicates_tuple): Renamed from Search::count_duplicates.
(Search::find_positions): Update.
(Search::init_selchars_multiset, Search::count_duplicates_multiset,
Search::find_alpha_inc): New methods.
(Search::prepare): Move preprepare, find_positions calls away.
Initialize _alpha_size, _occurrences, _asso_values, _determined here.
(Search::optimize): Call preprepare, find_positions here. Initialize
_key_positions here.
(Search::~Search): Deallocate _alpha_inc.
* src/output.cc (Output::Output): Add alpha_inc argument.
(Output::output_hash_function): Use _alpha_inc.
* src/output.h (Output::Output): Add alpha_inc argument.
(Output::_alpha_inc): New field.
* src/main.cc (main): Pass _alpha_inc from Search to Output.
* tests/chill.exp: Update.
* doc/gperf.texi (Algorithmic Details): Remove description of
artificial duplicates.
* src/keyword.h (KeywordExt::_selchars): Change type to
'const unsigned int *'.
* src/keyword.cc (sort_char_set): Change argument type to