gcc/ChangeLog

   1 2019-01-03  Jan Hubicka  <hubicka@ucw.cz>
   2
   3         PR tree-optimization/85574
   4         * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
   5         structure.
   6         (struct ssa_equip_hash_traits): Declare.
   7         (val_ssa_equiv): Use custom hash traits using operand_equal_p.
   8
   9 2019-01-03  Jakub Jelinek  <jakub@redhat.com>
  10
  11         PR debug/88644
  12         * dwarf2out.c (modified_type_die): If type is equal to sizetype,
  13         change it to qualified_type.
  14
  15 2019-01-03  Jan Hubicka  <hubicka@ucw.cz>
  16
  17         * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
  18         (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
  19
  20 2019-01-02  Martin Sebor  <msebor@redhat.com>
  21             Jeff Law  <law@redhat.com>
  22
  23         * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
  24         (get_range_strlen_tree): Update appropriately.
  25         (get_range_strlen)
  26         * gimple-fold.h (get_range_strlen): Drop unused last argument.
  27
  28         * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
  29         rather than set_range_info.
  30         * tree-ssa-strlen.c (set_strlen_range): Extracted from
  31         maybe_set_strlen_range.  Handle potentially boundary crossing
  32         cases more conservatively.
  33         (maybe_set_strlen_range): Parts refactored into set_strlen_range.
  34         Call set_strlen_range.
  35         * tree-ssa-strlen.h (set_strlen_range): Add prototype.
  36
  37         PR middle-end/88663
  38         * gimple-fold.c (get_range_strlen): Update prototype to no longer
  39         need the flexp argument.
  40         (get_range_strlen_tree): Drop flexp argument.  Drop flexp argument
  41         from calls to get_range_strlen.  Update comments.  Just update
  42         VAL for an unterminated const char array and let the reset of the
  43         code handle it normally.  No longer try to set *flexp.  Adjust
  44         return value.
  45         (get_range_strlen): Update for the new get_range_strlen API.
  46         (get_maxval_strlen): Similarly.
  47         (gimple_fold_builtin_strlen): Handle update meaning of return value
  48         from get_range_strlen.
  49         * gimple-ssa-sprintf.c (get_string_length): Update for the new
  50         get_range_strlen API.
  51
  52 2019-01-02  Jan Hubicka  <hubicka@ucw.cz>
  53
  54         PR lto/88130
  55         * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
  56         false at WPA time when body was removed.
  57
  58 2019-01-02  Martin Liska  <mliska@suse.cz>
  59
  60         PR tree-optimization/88650
  61         * predict.c (set_even_probabilities): Calculate probability
  62         remainer only when really used.
  63
  64 2019-01-02  Richard Biener  <rguenther@suse.de>
  65
  66         PR middle-end/88651
  67         * tree-data-ref.c (analyze_subscript_affine_affine): Use
  68         widest_ints when mangling max_stmt_execution results.
  69
  70 2019-01-02  Richard Biener  <rguenther@suse.de>
  71
  72         PR tree-optimization/88621
  73         * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
  74         bitfields when canoncalizing.
  75
  76 2019-01-02  Richard Biener  <rguenther@suse.de>
  77
  78         PR target/87545
  79         * config/i386/x86-tune-costs.h (intel_cost): Adjust
  80         cost of cheap SSE instruction.
  81
  82 2019-01-02  Richard Biener  <rguenther@suse.de>
  83
  84         PR ipa/85574
  85         * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
  86         * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
  87         function.
  88         (sem_item_optimizer::do_congruence_step_f): Sort the congruence
  89         set after UIDs before splitting them.
  90
  91 2019-01-01  Martin Sebor  <msebor@redhat.com>
  92             Jeff Law  <law@redhat.com>
  93
  94         * gimple-fold.c (get_range_strlen_tree): Record if the computed
  95         length is optimistic.  If it is, then arrange to compute the
  96         conservative length as well.
  97
  98         * gimple-fold.h (get_range_strlen): Update prototype.
  99         * builtins.c (check_access): Update call to get_range_strlen to use
 100         c_strlen_data pointer.   Change various variable accesses to instead
 101         pull data from the c_strlen_data structure.
 102         (check_strncat_sizes, expand_builtin_strncat): Likewise.
 103         * calls.c (maybe_warn_nonstring_arg): Likewise.
 104         * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise.  Reset
 105         minimum length if maximum lengh is unknown.
 106         * gimple-ssa-sprintf.c (get_string_length): Likewise.  Drop code
 107         that used c_strlen, it's no longer needed.  Restructure slightly.
 108         (format_string): Set unlikely range appropriately.
 109         * gimple-fold.c (get_range_strlen): Update comments.  Fix minor
 110         formatting issues.
 111         (get_range_strlen):  Accept c_strlen_data pointer for external
 112         call sites as well.  Pass through to call to internal get_range_strlen.
 113         Adjust minlen, maxlen and maxbound as needed.
 114         (get_maxval_strlen): Update comments.
 115         (gimple_fold_builtin_strlen):  Update call to get_range_strlen
 116         to use c_strlen_data pointer.  Change variable accesses to instead
 117         use c_strlen_data data members.
 118
 119         * gimple-fold.c (get_range_strlen): Update prototype.
 120         (get_range_strlen_tree): Update prototype.  Drop minlen/maxlen
 121         local variables.  Use pdata to return information to caller.
 122         Update calls to get_range_strlen.  Update pdata->maxbound.
 123         (get_range_strlen -- static version): Similarly.
 124         (get_range_strlen -- extern version): Update for internal
 125         get_range_strlen API change.  Convert to external data format.
 126         (get_maxval_strlen): Similarly.
 127
 128 2019-01-01  Jan Hubicka  <hubicka@ucw.cz>
 129
 130         * coverage.c (get_coverage_counts): Use current_function_decl.
 131         * profile.c (read_thunk_profile): New function.
 132         (branch_prob): Add THUNK parameter.
 133         * tree-profile.c (tree_profiling): Handle thunks.
 134         * value-prof.c (init_node_map): Handle thunks.
 135         * value-prof.h (branch_prob): Upate prototype.
 136         (read_thunk_profile): Declare.
 137
 138 2019-01-01  Jakub Jelinek  <jakub@redhat.com>
 139
 140         Update copyright years.
 141
 142         * gcc.c (process_command): Update copyright notice dates.
 143         * gcov-dump.c (print_version): Ditto.
 144         * gcov.c (print_version): Ditto.
 145         * gcov-tool.c (print_version): Ditto.
 146         * gengtype.c (create_file): Ditto.
 147         * doc/cpp.texi: Bump @copying's copyright year.
 148         * doc/cppinternals.texi: Ditto.
 149         * doc/gcc.texi: Ditto.
 150         * doc/gccint.texi: Ditto.
 151         * doc/gcov.texi: Ditto.
 152         * doc/install.texi: Ditto.
 153         * doc/invoke.texi: Ditto.
 154 \f
 155 Copyright (C) 2019 Free Software Foundation, Inc.
 156
 157 Copying and distribution of this file, with or without modification,
 158 are permitted in any medium without royalty provided the copyright
 159 notice and this notice are preserved.