gdb/ChangeLog

   1 2010-01-09  Joel Brobecker  <brobecker@adacore.com>
   2
   3         Breakpoint in shared library does not work on mips-irix.
   4         * procfs.c: #include "observer.h".
   5         (procfs_inferior_created): New function, moving here the code
   6         which unsets the syssgi syscall-exit notifications.
   7         (procfs_create_inferior): Remove the code which unsets the syssgi
   8         syscall-exit notifications. It is too early to do this here.
   9         (_initialize_procfs): Attach the procfs_inferior_created observer.
  10
  11 2010-01-09  Joel Brobecker  <brobecker@adacore.com>
  12
  13         Wrong return convention for arrays (mips-irix).
  14         * mips-tdep.c (mips_n32n64_return_value): Arrays whose size is
  15         128 bits or smaller are returned the same way as structs
  16         and unions of the the same size.
  17
  18 2010-01-09  Joel Brobecker  <brobecker@adacore.com>
  19
  20         Cannot set the PC on mips-irix.
  21         * irix5-nat.c (fill_gregset): Check regno against the raw PC
  22         register number, no the cooked one.
  23
  24 2010-01-09  Joel Brobecker  <brobecker@adacore.com>
  25
  26         Error while loading core file on mips-irix.
  27         * solib-irix.c (irix_solib_create_inferior_hook): Do nothing
  28         if debugging from a core file.
  29
  30 2010-01-09  Joel Brobecker  <brobecker@adacore.com>
  31
  32         GDB hangs when attaching to process on mips-irix.
  33         * solib-irix.c (irix_solib_create_inferior_hook): Do nothing if
  34         attaching to a process.
  35
  36 2010-01-09  Joel Brobecker  <brobecker@adacore.com>
  37
  38         Use the correct breakpoint instruction on mips-irix.
  39         * mips-tdep.c (mips_breakpoint_from_pc): Add new static variable
  40         containing the correct breakpoint instruction to use on mips-irix.
  41         Use it when the osabi is GDB_OSABI_IRIX.
  42
  43 2010-01-09  Joel Brobecker  <brobecker@adacore.com>
  44
  45         -Wunused warning in procfs.c (mips-irix only).
  46         * procfs.c (gdb_praddset, gdb_prdelset): New macros.  Use them
  47         throughout instead of using praddset and prdelset respectively.
  48
  49 2010-01-09  Joel Brobecker  <brobecker@adacore.com>
  50
  51         GDB crash while stepping into function.
  52         * infrun.c (handle_inferior_event): Refetch the current frame
  53         after handling what.main_action, in case that pointer became
  54         dangling.
  55
  56 2010-01-09  Joel Brobecker  <brobecker@adacore.com>
  57
  58         Fix build failure of solaris-hosted cross debuggers.
  59         * ada-valprint.c, parse.c: Include defs.h before including ctype.h.
  60
  61 2010-01-09  Joel Brobecker  <brobecker@adacore.com>
  62
  63         Fix build failure on sparc-solaris.
  64         * procfs.c: (procfs_do_thread_registers) Use elfcore_write_lwpstatus.
  65
  66 2010-01-08  Jan Kratochvil  <jan.kratochvil@redhat.com>
  67
  68         Move some symfile code into subroutines.
  69         * symfile.h (relative_addr_info_to_section_offsets)
  70         (addr_info_make_relative): New prototypes.
  71         * symfile.c (default_symfile_offsets): Move a part to ...
  72         (relative_addr_info_to_section_offsets): ... this new function.
  73         (default_symfile_offsets): Call it.
  74         (syms_from_objfile <!mainline && addrs && addrs->other[0].name>): Move
  75         this part to ...
  76         (addr_info_make_relative): ... this new function.
  77
  78 2010-01-08  Jan Kratochvil  <jan.kratochvil@redhat.com>
  79
  80         Add from_tty to solib_create_inferior_hook.
  81         * infcmd.c (post_create_inferior): Move solib_add after
  82         solib_create_inferior_hook.  Pass from_tty to
  83         solib_create_inferior_hook.  Call solib_add and SOLIB_ADD with
  84         0 from_tty and comment why.
  85         * infrun.c (follow_exec): Pass from_tty solib_create_inferior_hook as 0.
  86         * linux-nat.c (linux_child_follow_fork): Likewise.
  87         * nto-procfs.c (procfs_post_attach, procfs_create_inferior): Likewise.
  88         * solib-darwin.c (darwin_solib_create_inferior_hook): New parameter
  89         from_tty.
  90         * solib-frv.c (frv_solib_create_inferior_hook): Likewise.
  91         * solib-irix.c (irix_solib_create_inferior_hook): Likewise.
  92         * solib-null.c (null_solib_create_inferior_hook): Likewise.
  93         * solib-osf.c (osf_solib_create_inferior_hook): Likewise.
  94         * solib-pa64.c (pa64_solib_create_inferior_hook): Likewise.
  95         * solib-som.c (som_solib_create_inferior_hook): Likewise.
  96         * solib-spu.c (spu_solib_create_inferior_hook): New parameter from_tty.
  97         Pass it to svr4_so_ops.solib_create_inferior_hook.
  98         * solib-sunos.c (sunos_solib_create_inferior_hook): New parameter
  99         from_tty.
 100         * solib-svr4.c (enable_break): New parameter from_tty.  Pass it to
 101         solib_add.
 102         (svr4_solib_create_inferior_hook): New parameter from_tty.  Pass it to
 103         enable_break.
 104         * solib-target.c (solib_target_solib_create_inferior_hook): New
 105         parameter from_tty.
 106         * solib.c (solib_create_inferior_hook): New parameter from_tty.  Pass
 107         it to ops->solib_create_inferior_hook.
 108         (reload_shared_libraries): Pass from_tty to solib_create_inferior_hook.
 109         Move solib_add after solib_create_inferior_hook, call it now with
 110         from_tty as 0.  New comment there.
 111         * solib.h (solib_create_inferior_hook): New parameter from_tty.
 112         * solist.h (struct target_so_ops <solib_create_inferior_hook>):
 113         Likewise.
 114
 115 2010-01-08  Vladimir Prus  <vladimir@codesourcery.com>
 116
 117         Fix multiexec race.
 118         * infrun.c (handle_inferior_event): Use get_thread_regcache
 119         with events ptid, not get_current_regcache.
 120
 121 2009-01-08  Joel Brobecker  <brobecker@adacore.com>
 122
 123         GDB crash with empty executable name (MinGW).
 124         * source.c (openp): Add assert that parameter string is not NULL.
 125         if parameter string is an empty string, then return with a failure
 126         immediately.
 127
 128 2009-01-08  Joel Brobecker  <brobecker@adacore.com>
 129
 130         Get rid of support for VAX Floats.
 131         * ada-lang.h (ada_is_vax_floating_type, ada_vax_float_type_suffix)
 132         (ada_vax_float_print_function): Delete.
 133         * ada-lang.c (ada_is_vax_floating_type, ada_vax_float_type_suffix)
 134         (ada_vax_float_print_function): Delete.
 135         * ada-typeprint.c (print_vax_floating_point_type): Delete.
 136         (ada_print_type): Remove support for VAX floats.
 137         * ada-valprint.c (ada_val_print_1): Remove support for VAX floats.
 138
 139 2010-01-08  Jan Kratochvil  <jan.kratochvil@redhat.com>
 140
 141         * stabsread.c (read_args): Handle zero arguments.
 142
 143 2009-01-08  Joel Brobecker  <brobecker@adacore.com>
 144
 145         Cannot find in-tree libiconv.a after reconfigure.
 146         * acinclude.m4 (AM_ICONV): If we find an in-tree libiconv.a
 147         that we can use, then cache the path to this archive.
 148         * configure: Regenerate.
 149
 150 2010-01-07  Stan Shebs  <stan@codesourcery.com>
 151
 152         Make tracepoint operations go through target vector.
 153         * target.h (enum trace_find_type): New enum.
 154         (struct target_ops): New fields to_trace_init,
 155         to_download_tracepoint, to_download_trace_state_variable,
 156         to_trace_set_readonly_regions, to_trace_start, to_get_trace_status,
 157         to_trace_stop, to_trace_find, to_get_trace_state_variable_value,
 158         to_set_disconnected_tracing.
 159         (target_trace_init): New macro.
 160         (target_download_tracepoint): New macro.
 161         (target_download_trace_state_variable): New macro.
 162         (target_trace_start): New macro.
 163         (target_trace_set_readonly_regions): New macro.
 164         (target_get_trace_status): New macro.
 165         (target_trace_stop): New macro.
 166         (target_trace_find): New macro.
 167         (target_get_trace_state_variable_value): New macro.
 168         (target_set_disconnected_tracing): New macro.
 169         * target.c (update_current_target): Inherit and set defaults for
 170         tracepoint operations.
 171         * tracepoint.c (default_collect): Make globally visible.
 172         (target_is_remote): Remove, along with all calls.
 173         (tvariables_info): Call target_get_trace_state_variable_value.
 174         (remote_set_transparent_ranges): Remove.
 175         (trace_start_command): Call target_trace_init,
 176         target_download_tracepoint, etc.
 177         (download_tracepoint): Remove.
 178         (trace_stop_command): Simplify.
 179         (stop_tracing): Call target_trace_stop.
 180         (get_trace_status): Call target_get_trace_status.
 181         (trace_status_command): Add case for targets that cannot trace.
 182         (finish_tfind_command): Change to take numerical arguments, call
 183         target_trace_find.
 184         (trace_find_command): Update call to finish_tfind_command.
 185         (trace_find_pc_command): Ditto.
 186         (trace_find_tracepoint_command): Ditto.
 187         (trace_find_line_command): Ditto.
 188         (trace_find_range_command): Ditto.
 189         (trace_find_outside_command): Ditto.
 190         (set_disconnected_tracing_value): Call
 191         target_set_disconnected_tracing.
 192         * remote.c: Add protocol encoding bits from tracepoint.c.
 193         (trace_error): Move from tracepoint.c.
 194         (remote_get_noisy_reply): Ditto.
 195         (free_actions_list_cleanup_wrapper): Ditto.
 196         (free_actions_list): Ditto.
 197         (remote_trace_init): New function.
 198         (remote_download_tracepoint): New function.
 199         (remote_download_trace_state_variable): New function.
 200         (remote_trace_set_readonly_regions): New function.
 201         (remote_trace_start): New function.
 202         (remote_get_trace_status): New function.
 203         (remote_trace_stop): New function.
 204         (remote_trace_find): New function.
 205         (remote_download_trace_state_variable): New function.
 206         (remote_set_disconnected_tracing): New function.
 207         (init_remote_ops): Add tracepoint operations.
 208
 209         * tracepoint.c (trace_dump_command): Don't decr_pc_after_break.
 210
 211 2010-01-07  Tristan Gingold  <gingold@adacore.com>
 212
 213         * symfile.c (build_section_addr_info_from_objfile): New function.
 214         (symbol_file_add_separate): Don't use offsets from objfile but
 215         built an addr info.
 216
 217 2010-01-06  Stan Shebs  <stan@codesourcery.com>
 218
 219         Support disconnected tracing.
 220         * infcmd.c (detach_command): Ask whether to stop tracing.
 221         * cli/cli-cmds.c (quit_command): Ditto.
 222         * breakpoint.h (struct breakpoint): New field number_on_target.
 223         * breakpoint.c (create_tracepoint_from_upload): New function.
 224         (get_tracepoint_by_number_on_target): New function.
 225         * remote.c (struct remote): New field disconnected_tracing.
 226         (remote_disconnected_tracing_feature): New function.
 227         (remote_protocol_features): Add DisconnectedTracing.
 228         (struct uploaded_tp): New struct.
 229         (uploaded_tps): New global.
 230         (get_uploaded_tp): New function.
 231         (find_matching_tracepoint): New function.
 232         (remote_get_tracing_state): New function.
 233         (remote_start_remote): Call it.
 234         * tracepoint.c (disconnected_tracing): New global.
 235         (trace_start_command): Initialize number_on_target.
 236         (stop_tracing): New function, split out from...
 237         (trace_stop_command): Call stop_tracing.
 238         (get_trace_status): New function, split out from...
 239         (trace_status_command): Call get_trace_status, add info on
 240         disconnection behavior.
 241         (disconnect_or_stop_tracing): New function.
 242         (finish_tfind_command): Translate from number on target.
 243         (trace_find_tracepoint_command): Translate to number on target.
 244         (send_disconnected_tracing_value): New function.
 245         (set_disconnected_tracing): New function.
 246         (_initialize_tracepoint): Add disconnected-tracing variable.
 247         * NEWS: Mention disconnected tracing.
 248
 249 2010-01-06  Tristan Gingold  <gingold@adacore.com>
 250
 251         * symtab.c (lookup_global_symbol_from_objfile): Rename objfile
 252         parameter to main_objfile.  Iterate on all separate debug objfiles.
 253         * symfile.h (symbol_file_add_separate)
 254         (find_separate_debug_file_by_debuglink): Remove parameter names.
 255         * symfile.c (symbol_file_add_separate): Use add_separate_objfile.
 256         (reread_symbols): Use free_objfile_separate_debug.
 257         * objfiles.h (struct objfile): Add separate_debug_objfile_link.
 258         Adjust comment.
 259         (objfile_separate_debug_iterate, add_separate_debug_objfile)
 260         (free_objfile_separate_debug): New prototypes.
 261         * objfiles.c (objfile_separate_debug_iterate): New function.
 262         (add_separate_debug_objfile, free_objfile_separate_debug): New
 263         functions.
 264         (free_objfile): Use free_objfile_separate_debug.  Adjust for
 265         multiple separate debug objfile.
 266         (objfile_has_symbols): Adjust comment.  Iterate on all separate
 267         debug objfiles.
 268         * minsyms.c (lookup_minimal_symbol): Adjust for multiple separate
 269         debug objfile.
 270         (lookup_minimal_symbol_text): Ditto.
 271         (lookup_minimal_symbol_by_pc_name): Ditto.
 272         (lookup_minimal_symbol_solib_trampoline): Ditto.
 273         (lookup_minimal_symbol_by_pc_section_1): Iterate on all separate
 274         debug objfiles.
 275
 276 2010-01-05  Stan Shebs  <stan@codesourcery.com>
 277
 278         Add fast tracepoints.
 279         * arch-utils.h (default_fast_tracepoint_valid_at): Declare.
 280         * arch-utils.c (default_fast_tracepoint_valid_at): New function.
 281         * breakpoint.h (enum bptype): Add bp_fast_tracepoint.
 282         * breakpoint.c (tracepoint_type): New function.
 283         (ALL_TRACEPOINTS): Use it.
 284         (should_be_inserted): Ditto.
 285         (bpstat_check_location): Ditto.
 286         (print_one_breakpoint_location): Ditto.
 287         (user_settable_breakpoint): Ditto.
 288         (set_breakpoint_location_function): Ditto.
 289         (disable_breakpoints_in_shlibs): Ditto.
 290         (delete_trace_command): Ditto.
 291         (print_it_typical): Add bp_fast_tracepoint case.
 292         (bpstat_what): Ditto.
 293         (print_one_breakpoint_location): Ditto.
 294         (allocate_bp_location): Ditto.
 295         (mention): Ditto.
 296         (breakpoint_re_set_one): Ditto.
 297         (disable_command): Ditto.
 298         (enable_command): Ditto.
 299         (check_fast_tracepoint_sals): New function.
 300         (break_command_really): Call it.
 301         (ftrace_command): New function.
 302         (_initialize_breakpoint): Add ftrace command.
 303         * gdbarch.sh (fast_tracepoint_valid_at): New.
 304         * gdbarch.h, gdbarch.c: Regenerate.
 305         * i386-tdep.c (i386_fast_tracepoint_valid_at): New function.
 306         (i386_gdbarch_init): Use it.
 307         * remote.c (struct remote_state): New field fast_tracepoints.
 308         (PACKET_FastTracepoints): New packet config type.
 309         (remote_fast_tracepoint_feature): New function.
 310         (remote_protocol_features): Add FastTracepoints.
 311         (remote_supports_fast_tracepoints): New function.
 312         (_initialize_remote): Add FastTracepoints.
 313         * tracepoint.c (download_tracepoint): Add fast tracepoint option.
 314         * NEWS: Mention fast tracepoints.
 315
 316 2010-01-06  Joel Brobecker  <brobecker@adacore.com>
 317
 318         * gdb-gdb.py: New file.
 319
 320 2010-01-05  Michael Snyder  <msnyder@vmware.com>
 321
 322         * infrun.c (handle_inferior_event): Fix typo in comment.
 323
 324 2010-01-05  Jan Kratochvil  <jan.kratochvil@redhat.com>
 325
 326         * symfile.c (syms_from_objfile): Remove the !MAINLINE conditional.
 327
 328 2010-01-04  Ulrich Weigand  <uweigand@de.ibm.com>
 329
 330         * features/Makefile (WHICH): Add s390-linux32, s390-linux64,
 331         and s390x-linux64.
 332         (s390-linux32-expedite): Define.
 333         (s390-linux64-expedite): Define.
 334         (s390x-linux64-expedite): Define.
 335         * features/s390-acr.xml: New file.
 336         * features/s390-fpr.xml: New file.
 337         * features/s390-core32.xml: New file.
 338         * features/s390-core64.xml: New file.
 339         * features/s390x-core64.xml: New file.
 340         * features/s390-linux32.xml: New file.
 341         * features/s390-linux64.xml: New file.
 342         * features/s390x-linux64.xml: New file.
 343         * features/s390-linux32.c: New generated file.
 344         * features/s390-linux64.c: New generated file.
 345         * features/s390x-linux64.c: New generated file.
 346
 347         * regformats/s390-linux32.dat: New generated file.
 348         * regformats/s390-linux64.dat: New generated file.
 349         * regformats/s390x-linux64.dat: New generated file.
 350         * regformats/reg-s390.dat: Remove.
 351         * regformats/reg-s390x.dat: Remove.
 352
 353         * s390-nat.c: Include "auxv.h" and <elf.h>.
 354         (HWCAP_S390_HIGH_GPRS): Define if undefined.
 355         (s390_target_wordsize): New function.
 356         (s390_auxv_parse): Likewise.
 357         (s390_get_hwcap): Likewise.
 358         (s390_read_description): Likewise.
 359         (_initialize_s390_nat): Install s390_auxv_parse and
 360         s390_read_description.
 361
 362         * s390-tdep.c: Include "features/s390-linux32.c",
 363         "features/s390-linux64.c", and "features/s390x-linux64.c".
 364         (struct gdbarch_tdep): Add gpr_full_regnum, pc_regnum, and cc_regnum.
 365         (s390_register_call_saved): New function.
 366         (s390_register_name): Remove.
 367         (s390_register_type): Remove.
 368         (s390_dwarf_regmap): Add lower half GPR pseudo DWARF CFI regnums.
 369         (s390_dwarf_reg_to_regnum): Remap GPR regnums to full GPRs.
 370         (s390_adjust_frame_regnum): Remap GPR regnums to lower halves for CFI.
 371         (s390_pseudo_register_name): New function.
 372         (s390_pseudo_register_type): New function.
 373         (s390_pseudo_register_read): Handle both 32-bit and 64-bit cases.
 374         Handle full GPR pesudos and varying pseudo register numbers.
 375         (s390_pseudo_register_write): Likewise
 376         (s390x_pseudo_register_read): Remove.
 377         (s390x_pseudo_register_write): Likewise.
 378         (s390_register_group): Remove.
 379         (s390_pseudo_register_group): New function.
 380         (s390_regmap_gregset): Add GPR upper halves.
 381         (s390x_regmap_gregset): Likewise.
 382         (s390_regmap_fpregset): Likewise.
 383         (s390_regmap_upper): New global variable.
 384         (s390_upper_regset): New global variable.
 385         (s390_upper_regset_sections): New global variable.
 386         (s390_regset_from_core_section): Handle GPR upper halves.
 387         (s390_core_read_description): New function.
 388         (s390_prologue_frame_unwind_cache): Set up ABI call-saved/clobbered
 389         register information.  Handle varying pseudo register numbers.
 390         (s390_backchain_frame_unwind_cache): Likewise.
 391         (s390_frame_prev_register): Unwind full GPRs to show lower halves.
 392         (s390_stub_frame_unwind_cache): Handle varying pseudo register numbers.
 393         (s390_sigtramp_frame_unwind_cache): Unwind PSWM and PSWA as well as
 394         PC and CC pseudos.  Unwind upper halves and full GPRs as appropriate.
 395         Handle varying pseudo register numbers.
 396         (s390_unwind_pc): Handle varying pseudo register numbers.
 397         (s390_dwarf2_prev_register): New function.
 398         (s390_dwarf2_frame_init_reg): Set up ABI call-saved/clobbered
 399         register information.  Handle varying pseudo register numbers.
 400         Install s390_dwarf2_prev_register to unwind full GPRs.
 401         (s390_gdbarch_init): Handle target descriptions.  Assign varying
 402         pseudo register numbers.  Install s390_adjust_frame_regnum.
 403         (_initialize_s390_tdep): Initialize target descriptions.
 404
 405         * s390-tdep.h (S390_R0_UPPER_REGNUM .. S390_R15_UPPER_REGNUM): Define.
 406         (S390_NUM_REGS): Redefine to include upper half registers.
 407         (S390_PC_REGNUM, S390_CC_REGNUM): Remove.
 408         (S390_NUM_PSEUDO_REGS, S390_NUM_TOTAL_REGS): Likewise.
 409         (tdesc_s390_linux32): Add declaration.
 410         (tdesc_s390_linux64): Likewise.
 411         (tdesc_s390x_linux64): Likewise.
 412
 413 2010-01-04  Ulrich Weigand  <uweigand@de.ibm.com>
 414
 415         * regset.h (struct core_regset_section): Add HUMAN_NAME.
 416         * i386-linux-tdep.c (i386_linux_regset_sections): Fill in HUMAN_NAME.
 417         * ppc-linux-tdep.c (ppc_linux_vsx_regset_sections): Likewise.
 418         (ppc_linux_vmx_regset_sections): Likewise.
 419         (ppc_linux_fp_regset_sections): Likewise.
 420
 421         * corelow.c (get_core_register_section): Constify arguments.
 422         (get_core_registers): Use gdbarch_core_regset_sections instead
 423         of hard-coded platform-specific register section names.
 424
 425 2010-01-04  Ulrich Weigand  <uweigand@de.ibm.com>
 426
 427         * dwarf2loc.c (read_pieced_value): If a piece occupies part of
 428         a register, assume the least-significant part is used.
 429         (write_pieced_value): Likewise.
 430
 431 2010-01-04  Ulrich Weigand  <uweigand@de.ibm.com>
 432
 433         * printcmd.c: Include "arch-utils.h".
 434         (do_one_display): Re-parse expression if current architecture changed.
 435
 436 2010-01-03  Jan Kratochvil  <jan.kratochvil@redhat.com>
 437             Joel Brobecker  <brobecker@adacore.com>
 438
 439         * gdbtypes.c (check_typedef): New comment on type length.
 440         * value.c (allocate_value_lazy): Remove the unused atype variable.  New
 441         comment on type length.
 442         (value_primitive_field): Keep the original TYPE value, new comment.
 443
 444 2010-01-01  Jan Kratochvil  <jan.kratochvil@redhat.com>
 445
 446         * cli/cli-script.c (process_next_line): Rename p1 as p_end and p2 as
 447         p_start.  Change != comparisons to > and < comparisons.
 448
 449 2010-01-01  Jan Kratochvil  <jan.kratochvil@redhat.com>
 450
 451         * cli/cli-script.c (process_next_line): Check P2 overrun.
 452
 453 2009-01-01  Joel Brobecker  <brobecker@adacore.com>
 454
 455         Update the copyright hearder to add year 2010 for most GDB files.
 456
 457 2009-01-01  Joel Brobecker  <brobecker@adacore.com>
 458
 459         Fix build failure in inf-ptrace.c.
 460         * inf-ptrace.c (inf_ptrace_follow_fork): Fix typo.
 461
 462 2010-01-01  Joel Brobecker  <brobecker@adacore.com>
 463
 464         * top.c (print_gdb_version): Update copyright year.
 465
 466 2010-01-01  Joel Brobecker  <brobecker@adacore.com>
 467
 468         Fix break *FUN'address thread NUM.
 469         * ada-lex.l (task): Expand rule to also match the thread keyword.
 470
 471 2010-01-01  Joel Brobecker  <brobecker@adacore.com>
 472
 473         Fix break *FUN'address task NUM.
 474         * ada-lex.l (task): New rule.
 475         * ada-lang.c (valid_task_id): Make sure the Ada task list has
 476         been built before using it.
 477
 478 For older changes see ChangeLog-2009.
 479 \f
 480 Local Variables:
 481 mode: change-log
 482 left-margin: 8
 483 fill-column: 74
 484 version-control: never
 485 coding: utf-8
 486 End: