gdb/ChangeLog

   1 2015-01-11  Doug Evans  <xdje42@gmail.com>
   2
   3         * symtab.c (eq_symbol_entry): Use SYMBOL_SEARCH_NAME and
   4         symbol_matches_domain for symbol comparisons.
   5
   6 2015-01-11  Doug Evans  <xdje42@gmail.com>
   7
   8         * symtab.c (symbol_cache_mark_found): Improve function comment.
   9         Rename parameter objfile to objfile_context.
  10         (symbol_cache_mark_not_found): Improve function comment.
  11
  12 2015-01-10  Doug Evans  <xdje42@gmail.com>
  13
  14         Add symbol lookup cache.
  15         * NEWS: Document new options and commands.
  16         * symtab.c (symbol_cache_key): New static global.
  17         (DEFAULT_SYMBOL_CACHE_SIZE, MAX_SYMBOL_CACHE_SIZE): New macros.
  18         (SYMBOL_LOOKUP_FAILED): New macro.
  19         (symbol_cache_slot_state): New enum.
  20         (block_symbol_cache): New struct.
  21         (symbol_cache): New struct.
  22         (new_symbol_cache_size, symbol_cache_size): New static globals.
  23         (hash_symbol_entry, eq_symbol_entry): New functions.
  24         (symbol_cache_byte_size, resize_symbol_cache): New functions.
  25         (make_symbol_cache, free_symbol_cache): New functions.
  26         (get_symbol_cache, symbol_cache_cleanup): New function.
  27         (set_symbol_cache_size, set_symbol_cache_size_handler): New functions.
  28         (symbol_cache_lookup, symbol_cache_clear_slot): New function.
  29         (symbol_cache_mark_found, symbol_cache_mark_not_found): New functions.
  30         (symbol_cache_flush, symbol_cache_dump): New functions.
  31         (maintenance_print_symbol_cache): New function.
  32         (maintenance_flush_symbol_cache): New function.
  33         (symbol_cache_stats): New function.
  34         (maintenance_print_symbol_cache_statistics): New function.
  35         (symtab_new_objfile_observer): New function.
  36         (symtab_free_objfile_observer): New function.
  37         (lookup_static_symbol, lookup_global_symbol): Use symbol cache.
  38         (_initialize_symtab): Init symbol_cache_key.  New parameter
  39         maint symbol-cache-size.  New maint commands print symbol-cache,
  40         print symbol-cache-statistics, flush-symbol-cache.
  41         Install new_objfile, free_objfile observers.
  42
  43 2015-01-09  Patrick Palka  <patrick@parcs.ath.cx>
  44
  45         * Makefile.in (.y.c): Don't munge yacc's #line
  46         directives.
  47
  48 2015-01-09  Patrick Palka  <patrick@parcs.ath.cx>
  49
  50         * utils.c (defaulted_query): Rewrite to use gdb_readline_wrapper
  51         to prompt for input.
  52         * tui/tui-hooks.c (tui_query_hook): Remove.
  53         (tui_install_hooks): Don't set deprecated_query_hook.
  54         * tui/tui-io.c (tui_redisplay_readline): Fix off-by-one error in
  55         height calculation.  Always update the command window's cur_line.
  56
  57 2015-01-09  Pedro Alves  <palves@redhat.com>
  58
  59         * breakpoint.c (hardware_breakpoint_inserted_here_p): New
  60         function.
  61         * breakpoint.h (hardware_breakpoint_inserted_here_p): New
  62         declaration.
  63         * linux-nat.c (linux_nat_status_is_event): Move higher up in file.
  64         (linux_resume_one_lwp): Store the thread's PC.  Adjust to clear
  65         stop_reason.
  66         (check_stopped_by_watchpoint): New function.
  67         (save_sigtrap): Reimplement.
  68         (linux_nat_stopped_by_watchpoint): Adjust.
  69         (linux_nat_lp_status_is_event): Delete.
  70         (stop_wait_callback): Only call save_sigtrap after storing the
  71         pending status.
  72         (status_callback): If the thread had been stopped for a breakpoint
  73         that has since been removed, discard the event and resume the LWP.
  74         (count_events_callback, select_event_lwp_callback): Use
  75         lwp_status_pending_p instead of linux_nat_lp_status_is_event.
  76         (cancel_breakpoint): Rename to ...
  77         (check_stopped_by_breakpoint): ... this.  Record whether the LWP
  78         stopped for a software breakpoint or hardware breakpoint.
  79         (select_event_lwp): Only give preference to the stepping LWP in
  80         all-stop mode.  Adjust comments.
  81         (stop_and_resume_callback): Remove references to new_pending_p.
  82         (linux_nat_filter_event): Likewise.  Leave exit events of the
  83         leader thread pending here.  Handle signal short circuiting here.
  84         Only call save_sigtrap after storing the pending waitstatus.
  85         (linux_nat_wait_1): Remove 'retry' label.  Remove references to
  86         new_pending.  Don't handle leaving events the caller is not
  87         interested in pending here, nor handle signal short-circuiting
  88         here.  Also give equal priority to all LWPs that have had events
  89         in non-stop mode.  If reporting a software breakpoint event,
  90         unadjust the LWP's PC.
  91         * linux-nat.h (enum lwp_stop_reason): New.
  92         (struct lwp_info) <stop_pc>: New field.
  93         (struct lwp_info) <stopped_by_watchpoint>: Delete field.
  94         (struct lwp_info) <stop_reason>: New field.
  95         * x86-linux-nat.c (x86_linux_prepare_to_resume): Adjust.
  96
  97 2015-01-09  Pedro Alves  <palves@redhat.com>
  98
  99         * linux-nat.c (linux_handle_extended_wait) <PTRACE_EVENT_EXEC>:
 100         Set the LWP's 'resumed' flag.
 101
 102 2015-01-09  Pedro Alves  <palves@redhat.com>
 103
 104         * linux-nat.c (linux_resume_one_lwp): New function.
 105         (resume_lwp): Use lwp_status_pending_p and linux_resume_one_lwp.
 106         (linux_nat_resume): Use lwp_status_pending_p and
 107         linux_resume_one_lwp.
 108         (linux_handle_syscall_trap): Use linux_resume_one_lwp.
 109         (linux_handle_extended_wait): Use linux_resume_one_lwp.
 110         (status_callback, running_callback): Use lwp_status_pending_p.
 111         (lwp_status_pending_p): New function.
 112         (stop_and_resume_callback): Use lwp_status_pending_p.
 113         (linux_nat_filter_event): Use linux_resume_one_lwp.
 114         (linux_nat_wait_1): Always use status_callback to look for an LWP
 115         with a pending status.  Use linux_resume_one_lwp.
 116         (resume_stopped_resumed_lwps): Use lwp_status_pending_p and
 117         linux_resume_one_lwp.
 118
 119 2015-01-09  Pedro Alves  <palves@redhat.com>
 120
 121         * breakpoint.c (bp_location_inserted_here_p): New function,
 122         factored out from ...
 123         (breakpoint_inserted_here_p): ... here.  Use
 124         ALL_BP_LOCATIONS_AT_ADDR.
 125         (software_breakpoint_inserted_here_p): Use
 126         bp_location_inserted_here_p and ALL_BP_LOCATIONS_AT_ADDR.
 127
 128 2014-01-09  Pedro Alves  <palves@redhat.com>
 129
 130         Skip enabling event reporting if the kernel supports
 131         PTRACE_EVENT_CLONE.
 132         * linux-thread-db.c: Include "nat/linux-ptrace.h".
 133         (thread_db_use_events): New function.
 134         (try_thread_db_load_1): Check thread_db_use_events before enabling
 135         event reporting.
 136         (update_thread_state): New function.
 137         (attach_thread): Use it.  Check thread_db_use_events before
 138         enabling event reporting.
 139         (thread_db_detach): Check thread_db_use_events before disabling
 140         event reporting.
 141         (find_new_threads_callback): Check thread_db_use_events before
 142         enabling event reporting.  Update the thread's state if not using
 143         libthread_db events.
 144
 145 2015-01-09  Pedro Alves  <palves@redhat.com>
 146
 147         * linux-nat.c (lin_lwp_attach_lwp): Assert that the lwp id we're
 148         about to wait for is > 0.
 149         * linux-thread-db.c (find_new_threads_callback): Ignore thread if
 150         the kernel thread ID is -1.
 151
 152 2015-01-09  Pedro Alves  <palves@redhat.com>
 153
 154         * linux-nat.c (attach_proc_task_lwp_callback): New function.
 155         (linux_nat_attach): Use linux_proc_attach_tgid_threads.
 156         (wait_lwp, linux_nat_filter_event): If not set yet, set the lwp's
 157         ptrace option flags.
 158         * linux-nat.h (struct lwp_info) <must_set_ptrace_flags>: New
 159         field.
 160         * nat/linux-procfs.c: Include <dirent.h>.
 161         (linux_proc_get_int): New parameter "warn".  Handle it.
 162         (linux_proc_get_tgid): Adjust.
 163         (linux_proc_get_tracerpid): Rename to ...
 164         (linux_proc_get_tracerpid_nowarn): ... this.
 165         (linux_proc_pid_get_state): New function, factored out from
 166         (linux_proc_pid_has_state): ... this.  Add new parameter "warn"
 167         and handle it.
 168         (linux_proc_pid_is_gone): New function.
 169         (linux_proc_pid_is_stopped): Adjust.
 170         (linux_proc_pid_is_zombie_maybe_warn)
 171         (linux_proc_pid_is_zombie_nowarn): New functions.
 172         (linux_proc_pid_is_zombie): Use
 173         linux_proc_pid_is_zombie_maybe_warn.
 174         (linux_proc_attach_tgid_threads): New function.
 175         * nat/linux-procfs.h (linux_proc_get_tgid): Update comment.
 176         (linux_proc_get_tracerpid): Rename to ...
 177         (linux_proc_get_tracerpid_nowarn): ... this, and update comment.
 178         (linux_proc_pid_is_gone): New declaration.
 179         (linux_proc_pid_is_zombie): Update comment.
 180         (linux_proc_pid_is_zombie_nowarn): New declaration.
 181         (linux_proc_attach_lwp_func): New typedef.
 182         (linux_proc_attach_tgid_threads): New declaration.
 183         * nat/linux-ptrace.c (linux_ptrace_attach_fail_reason): Adjust to
 184         use nowarn functions.
 185         (linux_ptrace_attach_fail_reason_string): Move here from
 186         gdbserver/linux-low.c and rename.
 187         (ptrace_supports_feature): If the current ptrace options are not
 188         known yet, check them now, instead of asserting.
 189         * nat/linux-ptrace.h (linux_ptrace_attach_fail_reason_string):
 190         Declare.
 191
 192 2015-01-09  Pedro Alves  <palves@redhat.com>
 193
 194         * linux-thread-db.c (thread_db_find_new_threads_silently)
 195         (try_thread_db_load_1, try_thread_db_load, thread_db_load_search)
 196         (find_new_threads_once): Print debug output on gdb_stdlog.
 197
 198 2015-01-09  Chen Gang  <gang.chen.5i5j@gmail.com>
 199             Pedro Alves  <palves@redhat.com>
 200
 201         * compile/compile.c: Include "gdb_wait.h".
 202         (do_rmdir): Check return value, and free 'zap'.
 203
 204 2015-01-08  Pedro Alves  <palves@redhat.com>
 205             Yao Qi  <yao@codesourcery.com>
 206
 207         * dwarf2loc.c (indirect_pieced_value): Don't call
 208         gdb_sign_extend.  Call extract_signed_integer instead.
 209         * utils.c (gdb_sign_extend): Remove.
 210         * utils.h (gdb_sign_extend): Remove declaration.
 211
 212 2015-01-07  Pierre Muller  <muller@sourceware.org>
 213
 214         PR symtab/17811
 215         * stabsread.c (define_symbol): Set language for C++ special symbols.
 216
 217 2015-01-07  Patrick Palka  <patrick@parcs.ath.cx>
 218
 219         * inflow.c (initial_gdb_ttystate): Tweak comment.
 220
 221 2015-01-07  Joel Brobecker  <brobecker@adacore.com>
 222
 223         * inflow.c (set_initial_gdb_ttystate): Add empty line after
 224         comment documenting function.
 225
 226 2015-01-07  Patrick Palka  <patrick@parcs.ath.cx>
 227
 228         * terminal.h (set_initial_gdb_ttystate): Declare.
 229         * inflow.c (initial_gdb_ttystate): New static variable.
 230         (set_initial_gdb_ttystate): New setter.
 231         (child_terminal_init_with_pgrp): Copy initial_gdb_ttystate
 232         instead of our current terminal state.
 233         * top.c (gdb_init): Call set_initial_gdb_ttystate.
 234
 235 2015-01-07  Joel Brobecker  <brobecker@adacore.com>
 236
 237         * guile/scm-type.c (tyscm_array_1): Add comment.
 238         * python/py-type.c (typy_array_1): Add comment.
 239
 240 2015-01-06  Joel Brobecker  <brobecker@adacore.com>
 241
 242         * guile/scm-type.c (tyscm_array_1): Do not raise out-of-range
 243         error if N2 is equal to N1 - 1.
 244
 245 2015-01-06  Joel Brobecker  <brobecker@adacore.com>
 246
 247         * python/py-type.c (typy_array_1): Do not raise negative-length
 248         exception if N2 is equal to N1 - 1.
 249
 250 2015-01-03  Doug Evans  <xdje42@gmail.com>
 251
 252         * c-exp.y: Whitespace cleanup.
 253         (classify_inner_name): Remove extra ;.
 254
 255 2015-01-02  Maciej W. Rozycki  <macro@codesourcery.com>
 256
 257         * mips-tdep.c (mips32_scan_prologue): Keep the extracted stack
 258         offset signed.
 259
 260 2015-01-02  Doug Evans  <dje@google.com>
 261
 262         * dwarf2read.c (setup_type_unit_groups): Remove outdated comment.
 263
 264 2015-01-02  Doug Evans  <dje@google.com>
 265
 266         * symtab.h (struct symbol): Fix typo in comment.
 267
 268 2015-01-01  Joel Brobecker  <brobecker@adacore.com>
 269
 270         Update year range in copyright notice of all files.
 271
 272 2015-01-01  Joel Brobecker  <brobecker@adacore.com>
 273
 274         * top.c (print_gdb_version): Update copyright year to 2015.
 275
 276 2015-01-01  Joel Brobecker  <brobecker@adacore.com>
 277
 278         * config/djgpp/fnchange.lst: Add entry for gdb/ChangeLog-2014.
 279
 280 For older changes see ChangeLog-2014.
 281 \f
 282 Local Variables:
 283 mode: change-log
 284 left-margin: 8
 285 fill-column: 74
 286 version-control: never
 287 coding: utf-8
 288 End: