libcpp/ChangeLog.pph

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