libcpp/ChangeLog.pph

   1 2011-04-18  Lawrence Crowl  <crowl@google.com>
   2
   3         * init.c: Fix spelling in comment.
   4
   5 2011-04-14  Lawrence Crowl  <crowl@google.com>
   6
   7         * include/cpplib.h (cpp_hashnode):  Use a macro for the number of bits
   8         in the directive_index bitfield.  Change the number of bits back to 7.
   9         * directives.c (DIRECTIVE_TABLE):  Add a gcc-build-time check that the
  10         index of the directive table fits within the number of bits above.
  11         * init.c (operator_array):  Separate the named operator table into a
  12         macro.  Use it in operator_array.  Test that the values fit within the
  13         number of bits above.
  14
  15 2011-04-12  Diego Novillo  <dnovillo@google.com>
  16
  17         * directives.c (do_include_common): If the callback
  18         pfile->cb.include returns falose do not call
  19         _cpp_stack_include.
  20         * include/cpplib.h (struct cpp_callbacks): Change return
  21         type of field 'include' to bool.
  22
  23 2011-04-06  Lawrence Crowl <crowl@google.com>
  24
  25         * include/cpplib.h (struct cpp_hashnode): Add used_by_directive and
  26         expanded_to_text attributes for macros.  Take their bits from
  27         directive_index, which does not need them.
  28         * include/symtab.h (struct cpp_idents_used): Split max_length into
  29         max_ident_len and max_value_len.  Reorder fields to avoid gaps.
  30         (struct cpp_ident_use): Add used_by_directive and expanded_to_text
  31         attributes for macros.
  32         * internal.h (struct cpp_lookaside): Split max_length into
  33         max_ident_len and max_value_len.
  34         * macro.c (enter_macro_context): Mark expanded_to_text macro attribute.
  35         * directives.c (DIRECTIVE_TABLE): Add sizing comment.
  36         (do_define): Mark used_by_directive macro attribute.
  37         (do_undef): Likewise.
  38         (do_ifdef): Likewise.
  39         * expr.c (parse_defined): Mark used_by_directive macro attribute.
  40         * symtab.c (cpp_lt_create): Split cpp_lookaside::max_length into
  41         max_ident_len and max_value_len.
  42         * (lt_macro_value): Likewise.
  43         * (lt_lookup): Likewise.
  44         * (cpp_lt_capture): Likewise.  Also save used_by_directive and
  45         expanded_to_text attributes of macros.
  46         * (cpp_lt_replay): Split cpp_idents_used::max_lenth into
  47         max_ident_len and max_value_len.  Allocate a buffer with the sum.
  48
  49
  50 2011-03-04  Lawrence Crowl <crowl@google.com>
  51
  52         * symtab.h (cpp_lt_verify_1): Temporary new function.
  53         * symtab.c (cpp_lt_verify_1): Temporary new function.
  54         * (cpp_lt_verify): Permit macro values to match after as well
  55         * (lt_query_macro): Remove name of macro from macro value.
  56         * (cpp_lt_define_syntax): Likewise, but needs another parameter.
  57         * (cpp_lt_replay): Likewise.
  58         as before on load of a PPH file.
  59         * (cpp_lt_idents_destroy): Delete the right thing.
  60
  61 2011-02-24  Lawrence Crowl  <crowl@google.com>
  62
  63         * include/cpplib.h (cpp_main_missing_guard): Add declaration.
  64         * files.c (cpp_main_missing_guard): Add definition.
  65         (main_missing_guard): Add to support cpp_main_missing_guard.
  66
  67 2011-01-27  Diego Novillo  <dnovillo@google.com>
  68
  69         * include/cpplib.h (cpp_reset_lexer_state,
  70         cpp_restore_lexer_state): Remove.
  71         * lex.c: Likewise.
  72         Update all users.
  73
  74 2010-12-17  Diego Novillo  <dnovillo@google.com>
  75
  76         * internal.h (struct cpp_lookaside): Rename field
  77         flag_pth_debug to pth_debug_level.
  78
  79 2010-12-09  Lawrence Crowl  <crowl@google.com>
  80
  81         * include/symtab.h (cpp_lt_exchange): Change parameter name.
  82         (cpp_lt_create): Clarify lead comment.
  83         (cpp_lt_destroy): Clarify lead comment.
  84         (cpp_lt_capture): Change parameter name.
  85         (cpp_lt_verify): Clarify lead comment.
  86         (cpp_lt_replay): Clarify lead comment.
  87         (cpp_lt_num_entries): Unused.  Removed.
  88         (cpp_lt_max_length): Unused.  Removed.
  89         (cpp_lt_take_strings): Unused.  Removed.
  90         (typedef cpp_lookback): Unused.  Removed.
  91         (cpp_lt_forall): Unused.  Removed.
  92         (cpp_lt_idents_destroy): New.
  93         (cpp_lt_statistics): Functionality move to internal.
  94
  95         * symtab.c: Add comment on the lookaside table.
  96         (cpp_lt_exchange): Add lead comment.  Change parameter name.
  97         (lt_clear_stats): New.
  98         (cpp_lt_create): Add lead comment.  Save original table size order.
  99         Refactor clear stats.
 100         (lt_statistics): Rename from cpp_lt_statistics for use only internally.
 101         Add lead comment.  Change parameter type.  Refactor clear stats.
 102         (cpp_lt_destroy): Add lead comment.  Add statistics printing.
 103         (cpp_lt_num_entries): Unused.  Remove.
 104         (cpp_lt_max_length): Unused.  Remove.
 105         (cpp_lt_take_strings): Unused.  Remove.
 106         (cpp_lt_forall): Add lead comment.  Unused.  Disable.
 107         (lt_query_macro): Change parameter name.
 108         (lt_macro_value): Change parameter name.
 109         (cpp_lt_capture): Change parameter name.
 110         Reuse existing table if it is close enough to the existing size.
 111         Otherwise, allocate a new table.  Add internal comments.
 112         (cpp_lt_idents_destroy): New.
 113         (lt_resize): Add lead comment.
 114         (lt_lookup): Change parameter name.
 115
 116         * internal.h (struct cpp_lookaside): Added sticky_order field.
 117
 118         * initi.c (cpp_destroy): Add call to cpp_lt_destroy.
 119
 120 2010-11-02  Lawrence Crowl  <crowl@google.com>
 121             Diego Novillo  <dnovillo@google.com>
 122
 123         * symtab.c: Include internal.h
 124         (ht_calc_hash): Rename from calc_hash.  Declare extern.
 125         Adjust all users.
 126         (cpp_lt_exchange): New.
 127         (cpp_lt_create): New.
 128         (cpp_lt_statistics): New.
 129         (cpp_lt_destroy): New.
 130         (cpp_lt_num_entries): New.
 131         (cpp_lt_max_length): New.
 132         (cpp_lt_take_strings): New.
 133         (cpp_lt_forall): New.
 134         (lt_query_macro): New.
 135         (lt_macro_value): New.
 136         (cpp_lt_capture): New.
 137         (cpp_lt_verify): New.
 138         (cpp_lt_define_syntax): New.
 139         (cpp_lt_replay): New.
 140         (LT_MASK): Define.
 141         (LT_FIRST): Define.
 142         (LT_NEXT): Define.
 143         (lt_resize): New.
 144         (lt_lookup): New.
 145         * macro.c (_cpp_save_parameter): Re-write to use new
 146         param_buffer field to avoid clobbering macro_buffer.
 147         * include/cpplib.h (lexer_state): Define.
 148         (enum include_type): Define.
 149         (cpp_reset_lexer_state): Define.
 150         (cpp_restore_lexer_state): Define.
 151         (struct cpp_offset): Define.
 152         (cpp_buffer_start): Declare.
 153         (cpp_buffer_end): Declare.
 154         (cpp_lookup_with_hash): Declare.
 155         (cpp_peek_sym): Declare.
 156         (cpp_dump_identifier): Declare.
 157         (cpp_debug_identifier): Declare.
 158         (cpp_dump_identifiers): Declare.
 159         (cpp_debug_identifiers): Declare.
 160         (cpp_push_include_type): Declare.
 161         (cpp_get_pos): Declare.
 162         (cpp_set_pos): Declare.
 163         (cpp_return_at_eof): Declare.
 164         * include/symtab.h (cpp_lookaside): Define.
 165         (struct cpp_ident_use): Declare.
 166         (struct cpp_idents_used): Declare.
 167         (cpp_lt_exchange): Declare.
 168         (cpp_lt_create): Declare.
 169         (cpp_lt_destroy): Declare.
 170         (cpp_lt_capture): Declare.
 171         (cpp_lt_verify): Declare.
 172         (cpp_lt_replay): Declare.
 173         (cpp_lt_num_entries): Declare.
 174         (cpp_lt_max_length): Declare.
 175         (cpp_lt_take_strings): Declare.
 176         (*cpp_lookback): Declare.
 177         (cpp_lt_forall): Declare.
 178         (cpp_lt_statistics): Declare.
 179         * files.c (cpp_buffer_start): Define.
 180         (cpp_buffer_end): Define.
 181         (_cpp_stack_include): Add argument dname.  Adjust
 182         all users.
 183         (cpp_push_include_type): New.
 184         (cpp_get_pos): New.
 185         (cpp_set_pos): New.
 186         (cpp_return_at_eof): New.
 187         * init.c (cpp_create_reader): Initialize field
 188         lookaside_table.
 189         (cpp_destroy): Free field param_buffer, if needed.
 190         * identifiers.c (cpp_lookup_with_hash): New.
 191         (cpp_lookup): Call it.
 192         (cpp_peek_sym): New.
 193         (cpp_dump_identifier): New.
 194         (cpp_debug_identifier): New.
 195         (cpp_dump_identifiers_r): New.
 196         (cpp_dump_identifiers): New.
 197         (cpp_debug_identifiers): New.
 198         * internal.h    (revision 166136):
 199         (struct lae): Declare.
 200         (struct cpp_lookaside): Declare.
 201         (lt_lookup): Declare.
 202         (ht_calc_hash): Declare.
 203         (struct cpp_reader): Add fields param_buffer,
 204         param_buffer_len and lookaside_table.
 205         (_cpp_stack_include): Add new const char * argument.
 206         * lex.c (lex_identifier_intern): Call cpp_lookup_with_hash.
 207         (lex_identifier): Likewise.
 208         (_cpp_lex_token): Initialize result to NULL.
 209         (cpp_reset_lexer_state): New.
 210         (cpp_restore_lexer_state): New.
 211         * charset.c (_cpp_interpret_identifier): Call cpp_lookup.