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2021-10-21gdb, gdbserver: make target_waitstatus safeSimon Marchi1-24/+16
I stumbled on a bug caused by the fact that a code path read target_waitstatus::value::sig (expecting it to contain a gdb_signal value) while target_waitstatus::kind was TARGET_WAITKIND_FORKED. This meant that the active union field was in fact target_waitstatus::value::related_pid, and contained a ptid. The read signal value was therefore garbage, and that caused GDB to crash soon after. Or, since that GDB was built with ubsan, this nice error message: /home/simark/src/binutils-gdb/gdb/linux-nat.c:1271:12: runtime error: load of value 2686365, which is not a valid value for type 'gdb_signal' Despite being a large-ish change, I think it would be nice to make target_waitstatus safe against that kind of bug. As already done elsewhere (e.g. dynamic_prop), validate that the type of value read from the union matches what is supposed to be the active field. - Make the kind and value of target_waitstatus private. - Make the kind initialized to TARGET_WAITKIND_IGNORE on target_waitstatus construction. This is what most users appear to do explicitly. - Add setters, one for each kind. Each setter takes as a parameter the data associated to that kind, if any. This makes it impossible to forget to attach the associated data. - Add getters, one for each associated data type. Each getter validates that the data type fetched by the user matches the wait status kind. - Change "integer" to "exit_status", "related_pid" to "child_ptid", just because that's more precise terminology. - Fix all users. That last point is semi-mechanical. There are a lot of obvious changes, but some less obvious ones. For example, it's not possible to set the kind at some point and the associated data later, as some users did. But in any case, the intent of the code should not change in this patch. This was tested on x86-64 Linux (unix, native-gdbserver and native-extended-gdbserver boards). It was built-tested on x86-64 FreeBSD, NetBSD, MinGW and macOS. The rest of the changes to native files was done as a best effort. If I forgot any place to update in these files, it should be easy to fix (unless the change happens to reveal an actual bug). Change-Id: I0ae967df1ff6e28de78abbe3ac9b4b2ff4ad03b7
2021-07-26Fix the Windows buildTom Tromey1-3/+3
The gdb build was broken on Windows after the patch to change get_inferior_cwd. This patch fixes the build.
2021-04-30Share DLL code between gdb and gdbserverTom Tromey1-162/+8
This moves the new DLL-loading code into nat/windows-nat.c, and changes both gdb and gdbserver to use the shared code. One client-provided callback, handle_load_dll, is changed to allow the code to be shared. This callback was actually never called from nat/windows-nat.c; maybe I had planned to share more here and then didn't finish... I'm not sure. gdb/ChangeLog 2021-04-30 Tom Tromey <tromey@adacore.com> * windows-nat.c (windows_nat::handle_load_dll): Update. (windows_nat_target::get_windows_debug_event): Call dll_loaded_event. (windows_add_all_dlls, windows_add_dll): Move to nat/windows-nat.c. * nat/windows-nat.h (handle_load_dll): Change parameters. (dll_loaded_event, windows_add_all_dlls): Declare. * nat/windows-nat.c (windows_add_dll, windows_add_all_dlls): Move from windows-nat.c. (dll_loaded_event): New function. gdbserver/ChangeLog 2021-04-30 Tom Tromey <tromey@adacore.com> * win32-low.cc (do_initial_child_stuff): Update. (windows_nat::handle_load_dll): Rename from win32_add_one_solib. Change parameter type. (win32_add_dll, win32_add_all_dlls) (windows_nat::handle_load_dll): Remove. (get_child_debug_event): Call dll_loaded_event.
2021-04-30Use nat/windows-nat function indirection codeTom Tromey1-142/+38
This changes gdbserver to use the function indirection code that was just moved into nat/windows-nat.[ch]. One additional function is used by gdbserver that was not used by gdb. gdb/ChangeLog 2021-04-30 Tom Tromey <tromey@adacore.com> * nat/windows-nat.h (GenerateConsoleCtrlEvent): New define. (GenerateConsoleCtrlEvent_ftype, GenerateConsoleCtrlEvent): Declare. * nat/windows-nat.c (GenerateConsoleCtrlEvent): Define. (initialize_loadable): Initialize GenerateConsoleCtrlEvent. gdbserver/ChangeLog 2021-04-30 Tom Tromey <tromey@adacore.com> * win32-low.cc (GETPROCADDRESS): Remove. (winapi_DebugActiveProcessStop, winapi_DebugSetProcessKillOnExit) (winapi_DebugBreakProcess, winapi_GenerateConsoleCtrlEvent) (winapi_Wow64SetThreadContext, win32_Wow64GetThreadContext) (win32_Wow64SetThreadContext): Remove. (win32_set_thread_context, do_initial_child_stuff) (win32_process_target::attach, win32_process_target::detach): Update. (winapi_EnumProcessModules, winapi_EnumProcessModulesEx) (winapi_GetModuleInformation, winapi_GetModuleInformationA): Remove. (win32_EnumProcessModules, win32_EnumProcessModulesEx) (win32_GetModuleInformation, win32_GetModuleInformationA): Remove. (load_psapi): Remove. (win32_add_dll, win32_process_target::request_interrupt): Update. (initialize_low): Call initialize_loadable.
2021-04-14Remove use of _WIN32_WCETom Tromey1-2/+0
This removes the one last use of _WIN32_WCE from gdbserver. gdbserver/ChangeLog 2021-04-14 Tom Tromey <tromey@adacore.com> * win32-low.cc (windows_nat::handle_load_dll): Don't check _WIN32_WCE.
2021-04-13Remove some unused typedefs from gdbserverTom Tromey1-4/+0
I noticed that gdbserver/win32-low.cc has a few typedefs that are not used. This patch removes them. gdbserver/ChangeLog 2021-04-13 Tom Tromey <tromey@adacore.com> * win32-low.cc (winapi_CreateToolhelp32Snapshot) (winapi_Module32First, winapi_Module32Next): Remove typedefs.
2021-04-12gdb, gdbserver: remove WinCE support codeSimon Marchi1-171/+5
The support for WinCE was removed with commit 84b300de3666 ("gdbserver: remove support for ARM/WinCE"). There is some leftover code for WinCE support, guarded by the _WIN32_WCE macro, which I didn't know of at the time. I didn't remove the _WIN32_WCE references in the tests, because in theory we still support the WinCE architecture in GDB (when debugging remotely). So someone could run a test with that (although I'd be really surprised). gdb/ChangeLog: * nat/windows-nat.c: Remove all code guarded by _WIN32_WCE. * nat/windows-nat.h: Likewise. gdbserver/ChangeLog: * win32-low.cc: Remove all code guarded by _WIN32_WCE. * win32-low.h: Likewise. Change-Id: I7a871b897e2135dc195b10690bff2a01d9fac05a
2021-04-11Improve support for loading DLLs at run time in gdbserver.Eli Zaretskii1-12/+39
This fixes win32-low.cc in the same way as a recent change in windows-nat.c did for GDB: if the lpImageName member of the load-DLL debug event doesn't allow us to find the file name of the DLL, then loop over all the DLLs mapped into the inferior to find the one loaded at the same base address as given by the lpBaseOfDll member of the debug event. gdbserver/ChangeLog: 2021-04-11 Eli Zaretskii <eliz@gnu.org> * win32-low.cc (win32_add_dll): New function, with body almost identical to what win32_add_all_dlls did. Accepts one argument; if that is non-NULL, returns the file name of the DLL that is loaded at the base address equal to that argument, or NULL if not found. If the argument is NULL, add all the DLLs loaded by the inferior to the list of solibs and return NULL. (win32_add_all_dlls): Now a thin wrapper around win32_add_dll. (windows_nat::handle_load_dll) [!_WIN32_WCE]: If get_image_name failed to glean the file name of the DLL, call win32_add_dll to try harder using the lpBaseOfDll member of the load-DLL event.
2021-01-01Update copyright year range in all GDB filesJoel Brobecker1-1/+1
This commits the result of running gdb/copyright.py as per our Start of New Year procedure... gdb/ChangeLog Update copyright year range in copyright header of all GDB files.
2020-09-24Handle 64bit breakpoints of WOW64 processes as SIGINTHannes Domani1-4/+0
When a WOW64 process triggers a breakpoint exception in 64bit code (which happens when a 64bit gdb calls DebugBreakProcess for a 32bit target), gdb ignores the breakpoint (because Wow64GetThreadContext can only report the pc of 32bit code, and there is not int3 at this location). But if these 64bit breakpoint exceptions are handled as SIGINT, gdb doesn't check for int3, and always stops the target. gdb/ChangeLog: 2020-09-23 Hannes Domani <ssbssa@yahoo.de> * nat/windows-nat.c (handle_exception): Handle 64bit breakpoints in WOW64 processes as SIGINT. * nat/windows-nat.h: Make wow64_process a shared variable. * windows-nat.c: Remove static wow64_process variable. gdbserver/ChangeLog: 2020-09-23 Hannes Domani <ssbssa@yahoo.de> * win32-low.cc: Remove local wow64_process variable. * win32-low.h: Remove local wow64_process variable.
2020-09-18Make target_wait options use enum flagsTom Tromey1-1/+1
This changes TARGET_WNOHANG to be a member of an enum, rather than a define, and also adds a DEF_ENUM_FLAGS_TYPE for this type. Then, it changes target_wait and the various target wait methods to use this type rather than "int". This didn't catch any bugs, but it seems like a decent cleanup nevertheless. I did not change deprecated_target_wait_hook, since that's only used out-of-tree (by Insight), and there didn't seem to be a need. I can't build some of these targets, so I modified them on a best-effort basis. I don't think this patch should go in before the release branch is made. gdb/ChangeLog 2020-09-18 Tom Tromey <tromey@adacore.com> * windows-nat.c (struct windows_nat_target) <wait>: Update. (windows_nat_target::wait): Update. * target/wait.h (enum target_wait_flag): New. Use DEF_ENUM_FLAGS_TYPE. * target/target.h (target_wait): Change type of options. * target.h (target_options_to_string, default_target_wait): Update. (struct target_ops) <wait>: Change type of options. * target.c (target_wait, default_target_wait, do_option): Change type of "options". (target_options_to_string): Likewise. * target-delegates.c: Rebuild. * target-debug.h (target_debug_print_target_wait_flags): Rename from target_debug_print_options. * sol-thread.c (class sol_thread_target) <wait>: Update. (sol_thread_target::wait): Update. * rs6000-nat.c (class rs6000_nat_target) <wait>: Update. (rs6000_nat_target::wait): Update. * remote.c (class remote_target) <wait, wait_ns, wait_as>: Update. (remote_target::wait_ns, remote_target::wait_as): Change type of "options". (remote_target::wait): Update. * remote-sim.c (struct gdbsim_target) <wait>: Update. (gdbsim_target::wait): Update. * record-full.c (class record_full_base_target) <wait>: Update. (record_full_wait_1): Change type of "options". (record_full_base_target::wait): Update. * record-btrace.c (class record_btrace_target) <wait>: Update. (record_btrace_target::wait): Update. * ravenscar-thread.c (struct ravenscar_thread_target) <wait>: Update. (ravenscar_thread_target::wait): Update. * procfs.c (class procfs_target) <wait>: Update. (procfs_target::wait): Update. * obsd-nat.h (class obsd_nat_target) <wait>: Update. * obsd-nat.c (obsd_nat_target::wait): Update. * nto-procfs.c (struct nto_procfs_target) <wait>: Update. (nto_procfs_target::wait): Update. * nbsd-nat.h (struct nbsd_nat_target) <wait>: Update. * nbsd-nat.c (nbsd_wait): Change type of "options". (nbsd_nat_target::wait): Update. * linux-thread-db.c (class thread_db_target) <wait>: Update. (thread_db_target::wait): Update. * linux-nat.h (class linux_nat_target) <wait>: Update. * linux-nat.c (linux_nat_target::wait): Update. (linux_nat_wait_1): Update. * infrun.c (do_target_wait_1, do_target_wait): Change type of "options". * inf-ptrace.h (struct inf_ptrace_target) <wait>: Update. * inf-ptrace.c (inf_ptrace_target::wait): Update. * go32-nat.c (struct go32_nat_target) <wait>: Update. (go32_nat_target::wait): Update. * gnu-nat.h (struct gnu_nat_target) <wait>: Update. * gnu-nat.c (gnu_nat_target::wait): Update. * fbsd-nat.h (class fbsd_nat_target) <wait>: Update. * fbsd-nat.c (fbsd_nat_target::wait): Update. * darwin-nat.h (class darwin_nat_target) <wait>: Update. * darwin-nat.c (darwin_nat_target::wait): Update. * bsd-uthread.c (struct bsd_uthread_target) <wait>: Update. (bsd_uthread_target::wait): Update. * aix-thread.c (class aix_thread_target) <wait>: Update. (aix_thread_target::wait): Update. gdbserver/ChangeLog 2020-09-18 Tom Tromey <tromey@adacore.com> * netbsd-low.h (class netbsd_process_target) <wait>: Update. * netbsd-low.cc (netbsd_waitpid, netbsd_wait) (netbsd_process_target::wait): Change type of target_options. * win32-low.h (class win32_process_target) <wait>: Update. * win32-low.cc (win32_process_target::wait): Update. * target.h (class process_stratum_target) <wait>: Update. (mywait): Update. * target.cc (mywait, target_wait): Change type of "options". * linux-low.h (class linux_process_target) <wait, wait_1>: Update. * linux-low.cc (linux_process_target::wait) (linux_process_target::wait_1): Update.
2020-06-12gdbserver: remove support for ARM/WinCESimon Marchi1-72/+29
This port has been unmaintained for years, remove it. gdbserver/ChangeLog: * Makefile.in (SFILES): Remove win32-arm-low.cc, wincecompat.cc. * configure.srv: Remove mingw32ce cases. * server.h, win32-low.cc: Remove __MINGW32CE__-guarded code. * win32-low.h (to_back_slashes): Remove. * win32-arm-low.cc, wincecompat.cc, wincecompat.h: Remove. Change-Id: Ib75c0b55b0ab7caca38bbeff5f2fa9397a8e7e8d
2020-05-27Don't close process handle provided by WaitForDebugEventHannes Domani1-4/+15
Only the process handle returned by OpenProcess or CreateProcess needs to be closed, the one provided by WaitForDebugEvent is closed automatically. gdbserver/ChangeLog: 2020-05-27 Hannes Domani <ssbssa@yahoo.de> * win32-low.cc (do_initial_child_stuff): Set open_process_used. (win32_clear_inferiors): Use open_process_used. (get_child_debug_event): Likewise.
2020-05-25Use construct_inferior_arguments which handles special charsMichael Weghorn1-1/+1
Use the construct_inferior_arguments function instead of stringify_argv to construct a string from the program arguments in those places where that one is then passed to fork_inferior (linux-low, lyn-low), since construct_inferior_arguments properly takes care of special characters, while stringify_argv does not. Using construct_inferior_arguments seems "natural", since its documentation also mentions that it "does the same shell processing as fork_inferior". Since construct_inferior_args has been extended to do proper quoting for Windows shells in commit 5d60742e2dd3c9b475dce54b56043a358751bbb8 ("Fix quoting of special characters for the MinGW build.", 2012-06-12), use it for the Windows case as well. (I could not test that case myself, though.) Adapt handling of empty args in function 'handle_v_run' in gdbserver/server.cc to just insert an empty string for an empty arg, since that one is now properly handled in 'construct_inferior_arguments' already (and inserting a "''" string in 'handle_v_run' would otherwise cause that one to be treated as a string literally containing two quote characters, which 'construct_inferior_args' would preserve by adding extra escaping). This makes gdbserver properly handle program args containing special characters (like spaces), e.g. (example from PR25893) $ gdbserver localhost:50505 myprogram "hello world" now properly handles "hello world" as a single arg, not two separate ones ("hello", "world"). gdbserver/ChangeLog: PR gdbserver/25893 * linux-low.cc (linux_process_target::create_inferior), lynx-low.cc (lynx_process_target::create_inferior), win32-low.cc (win32_process_target::create_inferior): Use construct_inferior_arguments instead of stringify_argv to get string representation which properly escapes special characters. * server.cc (handle_v_run): Just pass empty program arg as such, since any further processing is now handled via construct_inferior_arguments. Change-Id: Ibf963fcd51415c948840fb463289516b3479b0c3
2020-04-30Implement debugging of WOW64 processes in gdbserverHannes Domani1-25/+214
gdbserver/ChangeLog: 2020-04-30 Hannes Domani <ssbssa@yahoo.de> * configure.srv <x86_64-*-mingw*, x86_64-*-cygwin*> (srv_tgtobj): Add arch/i386.o. * win32-arm-low.cc (arm_num_regs): New function. (struct win32_target_ops): Use arm_num_regs. * win32-i386-low.cc (win32_get_current_dr): Adapt for WOW64 processes. (i386_get_thread_context): Likewise. (i386_prepare_to_resume): Likewise. (i386_thread_added): Likewise. (i386_single_step): Likewise. (i386_fetch_inferior_register): Likewise. (i386_store_inferior_register): Likewise. (i386_arch_setup): Likewise. (i386_win32_num_regs): New function. (struct win32_target_ops): Use i386_win32_num_regs. * win32-low.cc (win32_get_thread_context): Adapt for WOW64 processes. (win32_require_context): Likewise. (child_add_thread): Likewise. (do_initial_child_stuff): Likewise. (continue_one_thread): Likewise. (win32_process_target::resume): Likewise. (load_psapi): Likewise. (win32_add_all_dlls): Likewise. (maybe_adjust_pc): Likewise. (win32_process_target::qxfer_siginfo): Likewise. (initialize_low): Likewise. * win32-low.h (struct win32_target_ops): Change num_regs to callback function.
2020-04-16Fix Cygwin gdb buildTom Tromey1-0/+8
Simon pointed out that the windows-nat sharing series broke the Cygwin build. This patch fixes the problem, by moving the Cygwin-specific code to a new handler function. This approach is taken because this code calls find_pc_partial_function, which isn't available in gdbserver. gdb/ChangeLog 2020-04-16 Tom Tromey <tromey@adacore.com> * windows-nat.c (windows_nat::handle_access_violation): New function. * nat/windows-nat.h (handle_access_violation): Declare. * nat/windows-nat.c (handle_exception): Move Cygwin code to windows-nat.c. Call handle_access_violation. gdbserver/ChangeLog 2020-04-16 Tom Tromey <tromey@adacore.com> * win32-low.cc (windows_nat::handle_access_violation): New function.
2020-04-15gdbserver: fix format string warning in win32-low.ccSimon Marchi1-1/+1
When compiling on Cygwin, we get: CXX win32-low.o /home/smarchi/src/binutils-gdb/gdbserver/win32-low.cc: In function ‘int get_child_debug_event(DWORD*, target_waitstatus*)’: /home/smarchi/src/binutils-gdb/gdbserver/win32-low.cc:1459:17: error: format ‘%x’ expects argument of type ‘unsigned int’, but argument 2 has type ‘long int’ [-Werror=format=] 1459 | OUTMSG2 (("get_windows_debug_event - " | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ 1460 | "unexpected stop in 0x%x (expecting 0x%x)\n", | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 1461 | ptid.lwp (), desired_stop_thread_id)); | ~~~~~~~~~~~ | | | long int /home/smarchi/src/binutils-gdb/gdbserver/win32-low.cc:52:11: note: in definition of macro ‘OUTMSG2’ 52 | printf X; \ | ^ /home/smarchi/src/binutils-gdb/gdbserver/win32-low.cc:1460:26: note: format string is defined here 1460 | "unexpected stop in 0x%x (expecting 0x%x)\n", | ~^ | | | unsigned int | %lx `ptid.lwp ()` is a `long` value, so it indeed needs the `l` size modifier. gdbserver/ChangeLog: * win32-low.cc (get_child_debug_event): Fix format string warning.
2020-04-08Add pending stop support to gdbserver's Windows portTom Tromey1-3/+31
This changes gdbserver to also handle pending stops, the same way that gdb does. This is PR gdb/22992. gdbserver/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> PR gdb/22992 * win32-low.c (child_continue): Call matching_pending_stop. (get_child_debug_event): Call fetch_pending_stop. Push pending stop when needed.
2020-04-08Implement stopped_by_sw_breakpoint for Windows gdbserverTom Tromey1-12/+55
This changes the Windows gdbserver port to implement the stopped_by_sw_breakpoint target method. This is needed to support pending stops. This is a separate patch now, because Pedro suggested splitting it out for simpler bisecting, in the case that it introduces a bug. gdbserver/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * win32-low.h (win32_process_target::stopped_by_sw_breakpoint) (win32_process_target::supports_stopped_by_sw_breakpoint): Declare. * win32-low.c (win32_supports_z_point_type): Always handle Z_PACKET_SW_BP. (win32_insert_point): Call insert_memory_breakpoint when needed. (win32_remove_point): Call remove_memory_breakpoint when needed. (win32_process_target::stopped_by_sw_breakpoint) (win32_process_target::supports_stopped_by_sw_breakpoint): New methods. (win32_target_ops): Update. (maybe_adjust_pc): New function. (win32_wait): Call maybe_adjust_pc.
2020-04-08Add read_pc / write_pc support to win32-lowTom Tromey1-0/+12
This changes win32-low.c to implement the read_pc and write_pc methods. A subsequent patch will need these. Note that I have no way to test, or even compile, the win32-arm-low.c change. gdbserver/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * win32-low.h (win32_process_target::read_pc) (win32_process_target::write_pc): Declare. * win32-low.c (win32_process_target::read_pc) (win32_process_target::write_pc): New methods. * win32-i386-low.c (i386_win32_get_pc, i386_win32_set_pc): New functions. (the_low_target): Update. * win32-arm-low.c (arm_win32_get_pc, arm_win32_set_pc): New functions. (the_low_target): Update.
2020-04-08Move wait_for_debug_event to nat/windows-nat.cTom Tromey1-3/+3
This moves the wait_for_debug_event helper function to nat/windows-nat.c, and changes gdbserver to use it. wait_for_debug_event is a wrapper for WaitForDebugEvent that also sets last_wait_event when appropriate. This is needed to properly handle queued stops. gdb/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * windows-nat.c (wait_for_debug_event): Move to nat/windows-nat.c. * nat/windows-nat.h (wait_for_debug_event): Declare. * nat/windows-nat.c (wait_for_debug_event): Move from windows-nat.c. No longer static. gdbserver/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * win32-low.c (win32_kill, get_child_debug_event): Use wait_for_debug_event.
2020-04-08Share some inferior-related Windows codeTom Tromey1-6/+1
This adds a couple of functions to nat/windows-nat.c and changes gdb and gdbserver to use them. One function checks the list of pending stops for a match (not yet used by gdbserver, but will be in a subsequent patch); and the other is a wrapper for ContinueDebugEvent that always uses the last "real" stop event. gdb/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * windows-nat.c (windows_continue): Use matching_pending_stop and continue_last_debug_event. * nat/windows-nat.h (matching_pending_stop) (continue_last_debug_event): Declare. * nat/windows-nat.c (DEBUG_EVENTS): New define. (matching_pending_stop, continue_last_debug_event): New functions. gdbserver/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * win32-low.c (child_continue): Call continue_last_debug_event.
2020-04-08Share handle_exceptionTom Tromey1-115/+17
Both gdb and gdbserver have a "handle_exception" function, the bulk of which is shared between the two implementations. This patch arranges for the entire thing to be moved into nat/windows-nat.c, with the differences handled by callbacks. This patch introduces one more callback to make this possible. gdb/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * windows-nat.c (MS_VC_EXCEPTION): Move to nat/windows-nat.c. (handle_exception_result): Move to nat/windows-nat.h. (DEBUG_EXCEPTION_SIMPLE): Remove. (windows_nat::handle_ms_vc_exception): New function. (handle_exception): Move to nat/windows-nat.c. (get_windows_debug_event): Update. (STATUS_WX86_BREAKPOINT, STATUS_WX86_SINGLE_STEP): Move to nat/windows-nat.c. * nat/windows-nat.h (handle_ms_vc_exception): Declare. (handle_exception_result): Move from windows-nat.c. (handle_exception): Declare. * nat/windows-nat.c (MS_VC_EXCEPTION, handle_exception) (STATUS_WX86_SINGLE_STEP, STATUS_WX86_BREAKPOINT): Move from windows-nat.c. gdbserver/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * win32-low.c (handle_exception): Remove. (windows_nat::handle_ms_vc_exception): New function. (get_child_debug_event): Add "continue_status" parameter. Update. (win32_wait): Update.
2020-04-08Share handle_load_dll and handle_unload_dll declarationsTom Tromey1-16/+6
This changes nat/windows-nat.h to declare handle_load_dll and handle_unload_dll. The embedding application is required to implement these -- while the actual code was difficult to share due to some other differences between the two programs, sharing the declaration lets a subsequent patch share more code that uses these as callbacks. gdb/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * windows-nat.c (windows_nat::handle_load_dll) (windows_nat::handle_unload_dll): Rename. No longer static. * nat/windows-nat.h (handle_load_dll, handle_unload_dll): Declare. gdbserver/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * win32-low.c (windows_nat::handle_load_dll): Rename from handle_load_dll. No longer static. (windows_nat::handle_unload_dll): Rename from handle_unload_dll. No longer static.
2020-04-08Normalize handle_output_debug_string APITom Tromey1-9/+12
This changes gdbserver's implementation of handle_output_debug_string to have the same calling convention as that of gdb. This allows for sharing some more code in a subsequent patch. gdb/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * windows-nat.c (windows_nat::handle_output_debug_string): Rename. No longer static. * nat/windows-nat.h (handle_output_debug_string): Declare. gdbserver/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * win32-low.c (handle_output_debug_string): Add parameter. Change return type. (win32_kill, get_child_debug_event): Update.
2020-04-08Share some Windows-related globalsTom Tromey1-8/+0
This moves some Windows-related globals into nat/windows-nat.c, sharing them between gdb and gdbserver. gdb/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * windows-nat.c (current_process_handle, current_process_id) (main_thread_id, last_sig, current_event, last_wait_event) (current_windows_thread, desired_stop_thread_id, pending_stops) (struct pending_stop, siginfo_er): Move to nat/windows-nat.c. (display_selectors, fake_create_process) (get_windows_debug_event): Update. * nat/windows-nat.h (current_process_handle, current_process_id) (main_thread_id, last_sig, current_event, last_wait_event) (current_windows_thread, desired_stop_thread_id, pending_stops) (struct pending_stop, siginfo_er): Move from windows-nat.c. * nat/windows-nat.c (current_process_handle, current_process_id) (main_thread_id, last_sig, current_event, last_wait_event) (current_windows_thread, desired_stop_thread_id, pending_stops) (siginfo_er): New globals. Move from windows-nat.c. gdbserver/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * win32-low.c (current_process_handle, current_process_id) (main_thread_id, last_sig, current_event, siginfo_er): Move to nat/windows-nat.c.
2020-04-08Share get_image_name between gdb and gdbserverTom Tromey1-50/+1
This moves get_image_name to nat/windows-nat.c so that it can be shared between gdb and gdbserver. gdb/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * windows-nat.c (get_image_name): Move to nat/windows-nat.c. (handle_load_dll): Update. * nat/windows-nat.c (get_image_name): Move from windows-nat.c. gdbserver/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * win32-low.c (get_image_name): Remove. (handle_load_dll): Update.
2020-04-08Share thread_rec between gdb and gdbserverTom Tromey1-10/+12
This changes gdb and gdbserver to use the same calling convention for the "thread_rec" helper function. Fully merging these is difficult due to differences in how threads are managed by the enclosing applications; but sharing a declaration makes it possible for future shared code to call this method. gdb/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * windows-nat.c (enum thread_disposition_type): Move to nat/windows-nat.h. (windows_nat::thread_rec): Rename from thread_rec. No longer static. (windows_add_thread, windows_nat_target::fetch_registers) (windows_nat_target::store_registers, handle_exception) (windows_nat_target::resume, get_windows_debug_event) (windows_nat_target::get_tib_address) (windows_nat_target::thread_name) (windows_nat_target::thread_alive): Update. * nat/windows-nat.h (enum thread_disposition_type): Move from windows-nat.c. (thread_rec): Declare. gdbserver/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * win32-low.c (windows_nat::thread_rec): Rename from thread_rec. No longer static. Change parameters. (child_add_thread, child_fetch_inferior_registers) (child_store_inferior_registers, win32_resume) (win32_get_tib_address): Update.
2020-04-08Wrap shared windows-nat code in windows_nat namespaceTom Tromey1-0/+2
This wraps the shared windows-nat code in a windows_nat namespace. This helps avoid name clashes. gdb/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * windows-nat.c: Add "using namespace". * nat/windows-nat.h: Wrap contents in windows_nat namespace. * nat/windows-nat.c: Wrap contents in windows_nat namespace. gdbserver/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * win32-low.h (struct win32_target_ops): Use qualified names where needed. * win32-i386-low.c: Add "using namespace". * win32-low.c: Add "using namespace". * win32-arm-low.c: Add "using namespace".
2020-04-08Call CloseHandle from ~windows_thread_infoTom Tromey1-1/+0
Add a destructor to windows_thread_info that calls CloseHandle. gdb/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * nat/windows-nat.h (struct windows_thread_info): Declare destructor. * nat/windows-nat.c (~windows_thread_info): New. gdbserver/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * win32-low.c (delete_thread_info): Don't call CloseHandle.
2020-04-08Share Windows thread-suspend and -resume codeTom Tromey1-30/+3
This adds "suspend" and "resume" methods to windows_thread_info, and changes gdb and gdbserver to share this code. gdb/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * windows-nat.c (thread_rec): Use windows_thread_info::suspend. (windows_continue): Use windows_continue::resume. * nat/windows-nat.h (struct windows_thread_info) <suspend, resume>: Declare new methods. * nat/windows-nat.c: New file. * configure.nat (NATDEPFILES): Add nat/windows-nat.o when needed. gdbserver/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * win32-low.c (win32_require_context, suspend_one_thread): Use windows_thread_info::suspend. (continue_one_thread): Use windows_thread_info::resume. * configure.srv (srv_tgtobj): Add windows-nat.o when needed.
2020-04-08Use new and delete for windows_thread_infoTom Tromey1-5/+2
This adds a constructor, destructor, and member initializers to windows_thread_info, and changes gdb and gdbserver to use new and delete. gdb/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * windows-nat.c (windows_add_thread): Use new. (windows_init_thread_list, windows_delete_thread): Use delete. (get_windows_debug_event): Update. * nat/windows-nat.h (struct windows_thread_info): Add constructor, destructor, and initializers. gdbserver/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * win32-low.c (child_add_thread): Use new. (delete_thread_info): Use delete.
2020-04-08Rename win32_thread_info to windows_thread_infoTom Tromey1-16/+16
This renames win32_thread_info to windows_thread_info in gdbserver. This renaming helps make it possible to share some code between gdb and gdbserver. gdbserver/ChangeLog 2020-04-08 Tom Tromey <tromey@adacore.com> * win32-low.h (struct windows_thread_info): Rename from win32_thread_info. Remove typedef. (struct win32_target_ops, win32_require_context): Update. * win32-low.c (win32_get_thread_context) (win32_set_thread_context, win32_prepare_to_resume) (win32_require_context, thread_rec, child_add_thread) (delete_thread_info, continue_one_thread) (child_fetch_inferior_registers, child_store_inferior_registers) (win32_resume, suspend_one_thread, win32_get_tib_address): Update. * win32-i386-low.c (update_debug_registers) (win32_get_current_dr, i386_get_thread_context) (i386_prepare_to_resume, i386_thread_added, i386_single_step) (i386_fetch_inferior_register, i386_store_inferior_register): Update. * win32-arm-low.c (arm_get_thread_context) (arm_fetch_inferior_register, arm_store_inferior_register): Update.
2020-02-20gdbserver: finish turning the target ops vector into a classTankut Baris Aktemur1-7/+3
Now that 'process_stratum_target' has a single field left, namely 'pt' of type 'process_target', and that all the requests to a 'process_stratum_target' are forwarded to 'pt', meld the 'process_target' class into 'process_stratum_target'. This essentially means 1. All the references of the form 'the_target->pt' become 'the_target'. 2. All the uses of the name 'process_target' become 'process_stratum_target'. 3. The platform-specific target op vectors (e.g. linux_target_ops) are removed and instances of their "process target" classes are used instead. gdbserver/ChangeLog: 2020-02-20 Tankut Baris Aktemur <tankut.baris.aktemur@intel.com> * target.h (struct process_stratum_target): Remove. (class process_target): Rename to ... (class process_stratum_target): ... this. * linux-low.h (class linux_process_target): Derive from 'process_stratum_target'. * linux-low.cc (linux_target_ops): Remove. (initialize_low): Set the_target to the singleton instance of linux_process_target. * lynx-low.h (class lynx_process_target): Derive from 'process_stratum_target'. * lynx-low.cc (lynx_target_ops): Remove. (initialize_low): Set the_target to the singleton instance of lynx_process_target. * nto-low.h (class nto_process_target): Derive from 'process_stratum_target'. * nto-low.cc (nto_target_ops): Remove. (initialize_low): Set the_target to the singleton instance of nto_process_target. * win32-low.h (class win32_process_target): Derive from 'process_stratum_target'. * win32-low.cc (win32_target_ops): Remove. (initialize_low): Set the_target to the singleton instance of win32_process_target. Replace 'the_target->pt' with 'the_target' in the uses below. * hostio.cc (hostio_error) (handle_setfs) (handle_open) (handle_unlink) (handle_readlink) * linux-aarch32-low.cc (arm_breakpoint_at) * linux-aarch64-low.cc (aarch64_breakpoint_at) * linux-arm-low.cc (arm_sigreturn_next_pc) (arm_get_hwcap) (arm_get_syscall_trapinfo) * linux-cris-low.cc (cris_breakpoint_at) * linux-crisv32-low.cc (cris_breakpoint_at) * linux-low.cc (handle_extended_wait) (linux_wait_1) (linux_read_memory) (linux_process_target::breakpoint_kind_from_pc) (linux_get_auxv) * linux-m32r-low.cc (m32r_breakpoint_at) * linux-mips-low.cc (mips_breakpoint_at) * linux-nios2-low.cc (nios2_breakpoint_at) * linux-ppc-low.cc (ppc_breakpoint_at) * linux-s390-low.cc (s390_get_hwcap) * linux-sh-low.cc (sh_breakpoint_at) * linux-sparc-low.cc (sparc_fill_gregset_to_stack) (sparc_store_gregset_from_stack) (sparc_breakpoint_at) * linux-tic6x-low.cc (tic6x_breakpoint_at) * linux-tile-low.cc (tile_breakpoint_at) * linux-x86-low.cc (x86_breakpoint_at) * linux-xtensa-low.cc (xtensa_breakpoint_at) * mem-break.cc (bp_size) (bp_opcode) (insert_memory_breakpoint) (set_raw_breakpoint_at) (delete_raw_breakpoint) (z_type_supported) (uninsert_raw_breakpoint) (reinsert_raw_breakpoint) (validate_inserted_breakpoint) * regcache.cc (regcache_read_pc) (regcache_write_pc) * remote-utils.cc (putpkt_binary_1) (input_interrupt) (getpkt) (prepare_resume_reply) * server.cc (handle_general_set) (handle_detach) (handle_qxfer_auxv) (handle_qxfer_exec_file) (handle_qxfer_libraries_svr4) (handle_qxfer_osdata) (handle_qxfer_siginfo) (handle_qxfer_fdpic) (handle_query) (resume) (handle_v_requests) (queue_stop_reply_callback) (captured_main) * target.cc (prepare_to_access_memory) (done_accessing_memory) (read_inferior_memory) (target_write_memory) (target_stop_and_wait) (target_wait) (target_mourn_inferior) (target_continue_no_signal) (target_continue) (target_supports_multi_process) (kill_inferior) * target.h (target_create_inferior) (target_post_create_inferior) (myattach) (target_supports_fork_events) (target_supports_vfork_events) (target_supports_exec_events) (target_handle_new_gdb_connection) (detach_inferior) (mythread_alive) (fetch_inferior_registers) (store_inferior_registers) (join_inferior) (target_supports_non_stop) (target_async) (target_process_qsupported) (target_supports_catch_syscall) (target_get_ipa_tdesc_idx) (target_supports_tracepoints) (target_supports_fast_tracepoints) (target_get_min_fast_tracepoint_insn_len) (target_thread_stopped) (target_pause_all) (target_unpause_all) (target_stabilize_threads) (target_install_fast_tracepoint_jump_pad) (target_emit_ops) (target_supports_disable_randomization) (target_supports_agent) (target_enable_btrace) (target_disable_btrace) (target_read_btrace) (target_read_btrace_conf) (target_supports_range_stepping) (target_supports_stopped_by_sw_breakpoint) (target_stopped_by_sw_breakpoint) (target_supports_stopped_by_hw_breakpoint) (target_supports_hardware_single_step) (target_stopped_by_hw_breakpoint) (target_breakpoint_kind_from_pc) (target_breakpoint_kind_from_current_state) (target_supports_software_single_step) (target_core_of_thread) (target_thread_name) (target_thread_handle) * win32-low.cc (do_initial_child_stuff) Rename target op default definitions listed below. * target.cc (process_target::post_create_inferior): Rename as ... (process_stratum_target::post_create_inferior): ... this. (process_target::prepare_to_access_memory): Rename as ... (process_stratum_target::prepare_to_access_memory): ... this. (process_target::done_accessing_memory): Rename as ... (process_stratum_target::done_accessing_memory): ... this. (process_target::look_up_symbols): Rename as ... (process_stratum_target::look_up_symbols): ... this. (process_target::supports_read_auxv): Rename as ... (process_stratum_target::supports_read_auxv): ... this. (process_target::read_auxv): Rename as ... (process_stratum_target::read_auxv): ... this. (process_target::supports_z_point_type): Rename as ... (process_stratum_target::supports_z_point_type): ... this. (process_target::insert_point): Rename as ... (process_stratum_target::insert_point): ... this. (process_target::remove_point): Rename as ... (process_stratum_target::remove_point): ... this. (process_target::stopped_by_sw_breakpoint): Rename as ... (process_stratum_target::stopped_by_sw_breakpoint): ... this. (process_target::supports_stopped_by_sw_breakpoint): Rename as ... (process_stratum_target::supports_stopped_by_sw_breakpoint): ... this. (process_target::stopped_by_hw_breakpoint): Rename as ... (process_stratum_target::stopped_by_hw_breakpoint): ... this. (process_target::supports_stopped_by_hw_breakpoint): Rename as ... (process_stratum_target::supports_stopped_by_hw_breakpoint): ... this. (process_target::supports_hardware_single_step): Rename as ... (process_stratum_target::supports_hardware_single_step): ... this. (process_target::stopped_by_watchpoint): Rename as ... (process_stratum_target::stopped_by_watchpoint): ... this. (process_target::stopped_data_address): Rename as ... (process_stratum_target::stopped_data_address): ... this. (process_target::supports_read_offsets): Rename as ... (process_stratum_target::supports_read_offsets): ... this. (process_target::read_offsets): Rename as ... (process_stratum_target::read_offsets): ... this. (process_target::supports_get_tls_address): Rename as ... (process_stratum_target::supports_get_tls_address): ... this. (process_target::get_tls_address): Rename as ... (process_stratum_target::get_tls_address): ... this. (process_target::hostio_last_error): Rename as ... (process_stratum_target::hostio_last_error): ... this. (process_target::supports_qxfer_osdata): Rename as ... (process_stratum_target::supports_qxfer_osdata): ... this. (process_target::qxfer_osdata): Rename as ... (process_stratum_target::qxfer_osdata): ... this. (process_target::supports_qxfer_siginfo): Rename as ... (process_stratum_target::supports_qxfer_siginfo): ... this. (process_target::qxfer_siginfo): Rename as ... (process_stratum_target::qxfer_siginfo): ... this. (process_target::supports_non_stop): Rename as ... (process_stratum_target::supports_non_stop): ... this. (process_target::async): Rename as ... (process_stratum_target::async): ... this. (process_target::start_non_stop): Rename as ... (process_stratum_target::start_non_stop): ... this. (process_target::supports_multi_process): Rename as ... (process_stratum_target::supports_multi_process): ... this. (process_target::supports_fork_events): Rename as ... (process_stratum_target::supports_fork_events): ... this. (process_target::supports_vfork_events): Rename as ... (process_stratum_target::supports_vfork_events): ... this. (process_target::supports_exec_events): Rename as ... (process_stratum_target::supports_exec_events): ... this. (process_target::handle_new_gdb_connection): Rename as ... (process_stratum_target::handle_new_gdb_connection): ... this. (process_target::handle_monitor_command): Rename as ... (process_stratum_target::handle_monitor_command): ... this. (process_target::core_of_thread): Rename as ... (process_stratum_target::core_of_thread): ... this. (process_target::supports_read_loadmap): Rename as ... (process_stratum_target::supports_read_loadmap): ... this. (process_target::read_loadmap): Rename as ... (process_stratum_target::read_loadmap): ... this. (process_target::process_qsupported): Rename as ... (process_stratum_target::process_qsupported): ... this. (process_target::supports_tracepoints): Rename as ... (process_stratum_target::supports_tracepoints): ... this. (process_target::read_pc): Rename as ... (process_stratum_target::read_pc): ... this. (process_target::write_pc): Rename as ... (process_stratum_target::write_pc): ... this. (process_target::supports_thread_stopped): Rename as ... (process_stratum_target::supports_thread_stopped): ... this. (process_target::thread_stopped): Rename as ... (process_stratum_target::thread_stopped): ... this. (process_target::supports_get_tib_address): Rename as ... (process_stratum_target::supports_get_tib_address): ... this. (process_target::get_tib_address): Rename as ... (process_stratum_target::get_tib_address): ... this. (process_target::pause_all): Rename as ... (process_stratum_target::pause_all): ... this. (process_target::unpause_all): Rename as ... (process_stratum_target::unpause_all): ... this. (process_target::stabilize_threads): Rename as ... (process_stratum_target::stabilize_threads): ... this. (process_target::supports_fast_tracepoints): Rename as ... (process_stratum_target::supports_fast_tracepoints): ... this. (process_target::get_min_fast_tracepoint_insn_len): Rename as ... (process_stratum_target::get_min_fast_tracepoint_insn_len): ... this. (process_target::emit_ops): Rename as ... (process_stratum_target::emit_ops): ... this. (process_target::supports_disable_randomization): Rename as ... (process_stratum_target::supports_disable_randomization): ... this. (process_target::supports_qxfer_libraries_svr4): Rename as ... (process_stratum_target::supports_qxfer_libraries_svr4): ... this. (process_target::qxfer_libraries_svr4): Rename as ... (process_stratum_target::qxfer_libraries_svr4): ... this. (process_target::supports_agent): Rename as ... (process_stratum_target::supports_agent): ... this. (process_target::enable_btrace): Rename as ... (process_stratum_target::enable_btrace): ... this. (process_target::disable_btrace): Rename as ... (process_stratum_target::disable_btrace): ... this. (process_target::read_btrace): Rename as ... (process_stratum_target::read_btrace): ... this. (process_target::read_btrace_conf): Rename as ... (process_stratum_target::read_btrace_conf): ... this. (process_target::supports_range_stepping): Rename as ... (process_stratum_target::supports_range_stepping): ... this. (process_target::supports_pid_to_exec_file): Rename as ... (process_stratum_target::supports_pid_to_exec_file): ... this. (process_target::pid_to_exec_file): Rename as ... (process_stratum_target::pid_to_exec_file): ... this. (process_target::supports_multifs): Rename as ... (process_stratum_target::supports_multifs): ... this. (process_target::multifs_open): Rename as ... (process_stratum_target::multifs_open): ... this. (process_target::multifs_unlink): Rename as ... (process_stratum_target::multifs_unlink): ... this. (process_target::multifs_readlink): Rename as ... (process_stratum_target::multifs_readlink): ... this. (process_target::breakpoint_kind_from_pc): Rename as ... (process_stratum_target::breakpoint_kind_from_pc): ... this. (process_target::breakpoint_kind_from_current_state): Rename as ... (process_stratum_target::breakpoint_kind_from_current_state): ... this. (process_target::thread_name): Rename as ... (process_stratum_target::thread_name): ... this. (process_target::thread_handle): Rename as ... (process_stratum_target::thread_handle): ... this. (process_target::supports_software_single_step): Rename as ... (process_stratum_target::supports_software_single_step): ... this. (process_target::supports_catch_syscall): Rename as ... (process_stratum_target::supports_catch_syscall): ... this. (process_target::get_ipa_tdesc_idx): Rename as ... (process_stratum_target::get_ipa_tdesc_idx): ... this.
2020-02-20gdbserver: turn target op 'get_ipa_tdesc_idx' into a methodTankut Baris Aktemur1-1/+0
gdbserver/ChangeLog: 2020-02-20 Tankut Baris Aktemur <tankut.baris.aktemur@intel.com> Turn process_stratum_target's get_ipa_tdesc_idx op into a method of process_target. * target.h (struct process_stratum_target): Remove the target op. (class process_target): Add the target op. (target_get_ipa_tdesc_idx): Update the macro. * target.cc (process_target::get_ipa_tdesc_idx): Define. Update the derived classes and callers below. * linux-low.cc (linux_target_ops): Update. (linux_get_ipa_tdesc_idx): Turn into ... (linux_process_target::get_ipa_tdesc_idx): ... this. * linux-low.h (class linux_process_target): Update. * lynx-low.cc (lynx_target_ops): Update. * nto-low.cc (nto_target_ops): Update. * win32-low.cc (win32_target_ops): Update.
2020-02-20gdbserver: turn target op 'supports_catch_syscall' into a methodTankut Baris Aktemur1-1/+0
gdbserver/ChangeLog: 2020-02-20 Tankut Baris Aktemur <tankut.baris.aktemur@intel.com> Turn process_stratum_target's supports_catch_syscall op into a method of process_target. * target.h (struct process_stratum_target): Remove the target op. (class process_target): Add the target op. (target_supports_catch_syscall): Update the macro. * target.cc (process_target::supports_catch_syscall): Define. Update the derived classes and callers below. * linux-low.cc (linux_target_ops): Update. (linux_supports_catch_syscall): Turn into ... (linux_process_target::supports_catch_syscall): ... this. * linux-low.h (class linux_process_target): Update. * lynx-low.cc (lynx_target_ops): Update. * nto-low.cc (nto_target_ops): Update. * win32-low.cc (win32_target_ops): Update.
2020-02-20gdbserver: turn target op 'supports_software_single_step' into a methodTankut Baris Aktemur1-1/+0
gdbserver/ChangeLog: 2020-02-20 Tankut Baris Aktemur <tankut.baris.aktemur@intel.com> Turn process_stratum_target's supports_software_single_step op into a method of process_target. * target.h (struct process_stratum_target): Remove the target op. (class process_target): Add the target op. (target_supports_software_single_step): Update the macro. * target.cc (process_target::supports_software_single_step): Define. Update the derived classes and callers below. * linux-low.cc (linux_target_ops): Update. (linux_supports_software_single_step): Turn into ... (linux_process_target::supports_software_single_step): ... this. * linux-low.h (class linux_process_target): Update. * lynx-low.cc (lynx_target_ops): Update. * nto-low.cc (nto_target_ops): Update. * win32-low.cc (win32_target_ops): Update.
2020-02-20gdbserver: turn target ops 'thread_name' and 'thread_handle' into methodsTankut Baris Aktemur1-2/+0
gdbserver/ChangeLog: 2020-02-20 Tankut Baris Aktemur <tankut.baris.aktemur@intel.com> Turn process_stratum_target's thread_name and thread_handle ops into methods of process_target. * target.h (struct process_stratum_target): Remove the target ops. (class process_target): Add the target ops. (target_thread_name): Update the macro. (target_thread_handle): Update the macro. * target.cc (process_target::thread_name): Define. (process_target::thread_handle): Define. Update the derived classes and callers below. * linux-low.cc (linux_target_ops): Update. (linux_process_target::thread_name): Define. (linux_process_target::thread_handle): Define. * linux-low.h (class linux_process_target): Update. * lynx-low.cc (lynx_target_ops): Update. * nto-low.cc (nto_target_ops): Update. * win32-low.cc (win32_target_ops): Update.
2020-02-20gdbserver: turn breakpoint kind-related target ops into methodsTankut Baris Aktemur1-5/+2
gdbserver/ChangeLog: 2020-02-20 Tankut Baris Aktemur <tankut.baris.aktemur@intel.com> Turn process_stratum_target's breakpoint_kind_from_pc, sw_breakpoint_from_kind, and breakpoint_kind_from_current_state ops into methods of process_target. * target.h (struct process_stratum_target): Remove the target op. (class process_target): Add the target op. (target_breakpoint_kind_from_pc): Update the macro. (target_breakpoint_kind_from_current_state): Update the macro. (default_breakpoint_kind_from_pc): Remove declaration. * target.cc (default_breakpoint_kind_from_pc): Turn into ... (process_target::breakpoint_kind_from_pc): ... this. (process_target::breakpoint_kind_from_current_state): Define. Update the derived classes and callers below. * mem-break.cc (bp_size): Update. (bp_opcode): Update. * linux-low.cc (linux_target_ops): Update. (linux_wait_1): Update. (linux_breakpoint_kind_from_pc): Turn into ... (linux_process_target::breakpoint_kind_from_pc): ... this. (linux_sw_breakpoint_from_kind): Turn into ... (linux_process_target::sw_breakpoint_from_kind): ... this. (linux_breakpoint_kind_from_current_state): Turn into ... (linux_process_target::breakpoint_kind_from_current_state): ... this. * linux-low.h (class linux_process_target): Update. * lynx-low.cc (lynx_target_ops): Update. (lynx_process_target::sw_breakpoint_from_kind): Define. * lynx-low.h (class lynx_process_target): Update. * nto-low.cc (nto_target_ops): Update. (nto_sw_breakpoint_from_kind): Turn into ... (nto_process_target::sw_breakpoint_from_kind): ... this. * nto-low.h (class nto_process_target): Update. * win32-low.cc (win32_target_ops): Update. (win32_sw_breakpoint_from_kind): Turn into ... (win32_process_target::sw_breakpoint_from_kind): ... this. * win32-low.h (class win32_process_target): Update.
2020-02-20gdbserver: turn target ops 'multifs_{open, readlink, unlink}' into methodsTankut Baris Aktemur1-3/+0
gdbserver/ChangeLog: 2020-02-20 Tankut Baris Aktemur <tankut.baris.aktemur@intel.com> Turn process_stratum_target's multifs_open, multifs_readlink, multifs_unlink ops into methods of process_target. * target.h (struct process_stratum_target): Remove the target ops. (class process_target): Add the target ops. Also add 'supports_multifs'. * target.cc: Include "fcntl.h", "unistd.h", "sys/types.h", and "sys/stat.h". (process_target::supports_multifs): Define. (process_target::multifs_open): Define. (process_target::multifs_readlink): Define. (process_target::multifs_unlink): Define. Update the derived classes and callers below. * hostio.cc (handle_setfs): Update. (handle_open): Update. (handle_unlink): Update. (handle_readlink): Update. * linux-low.cc (linux_target_ops): Update. (linux_process_target::supports_multifs): Define. (linux_process_target::multifs_open): Define. (linux_process_target::multifs_readlink): Define. (linux_process_target::multifs_unlink): Define. * linux-low.h (class linux_process_target): Update. * lynx-low.cc (lynx_target_ops): Update. * nto-low.cc (nto_target_ops): Update. * win32-low.cc (win32_target_ops): Update.
2020-02-20gdbserver: turn target op 'pid_to_exec_file' into a methodTankut Baris Aktemur1-1/+0
gdbserver/ChangeLog: 2020-02-20 Tankut Baris Aktemur <tankut.baris.aktemur@intel.com> Turn process_stratum_target's pid_to_exec_file op into a method of process_target. * target.h (struct process_stratum_target): Remove the target op. (class process_target): Add the target op. Also add 'supports_pid_to_exec_file'. * target.cc (process_target::pid_to_exec_file): Define. (process_target::supports_pid_to_exec_file): Define. Update the derived classes and callers below. * server.cc (handle_qxfer_exec_file): Update. (handle_query): Update. * linux-low.cc (linux_target_ops): Update. (linux_process_target::supports_pid_to_exec_file): Define. (linux_process_target::pid_to_exec_file): Define. * linux-low.h (class linux_process_target): Update. * lynx-low.cc (lynx_target_ops): Update. * nto-low.cc (nto_target_ops): Update. * win32-low.cc (win32_target_ops): Update.
2020-02-20gdbserver: turn target op 'supports_range_stepping' into a methodTankut Baris Aktemur1-1/+0
gdbserver/ChangeLog: 2020-02-20 Tankut Baris Aktemur <tankut.baris.aktemur@intel.com> Turn process_stratum_target's supports_range_stepping op into a method of process_target. * target.h (struct process_stratum_target): Remove the target op. (class process_target): Add the target op. (target_supports_range_stepping): Update the macro. * target.cc (process_target::supports_range_stepping): Define. Update the derived classes and callers below. * linux-low.cc (linux_target_ops): Update. (linux_supports_range_stepping): Turn into ... (linux_process_target::supports_range_stepping): ... this. * linux-low.h (class linux_process_target): Update. * lynx-low.cc (lynx_target_ops): Update. * nto-low.cc (nto_target_ops): Update. * win32-low.cc (win32_target_ops): Update.
2020-02-20gdbserver: turn btrace-related target ops into methodsTankut Baris Aktemur1-4/+0
gdbserver/ChangeLog: 2020-02-20 Tankut Baris Aktemur <tankut.baris.aktemur@intel.com> Turn process_stratum_target's btrace-related ops (enable_btrace, disable_btrace, read_btrace, read_btrace_conf) into methods of process_target. * target.h (struct process_stratum_target): Remove the target ops. (class process_target): Add the target ops. (target_enable_btrace): Update. (target_disable_btrace): Update. (target_read_btrace): Update. (target_read_btrace_conf): Update. * target.cc (process_target::enable_btrace): Define. (process_target::disable_btrace): Define. (process_target::read_btrace): Define. (process_target::read_btrace_conf): Define. Update the derived classes and callers below. * linux-low.cc (linux_target_ops): Update. (linux_process_target:enable_btrace): Define as a wrapper around linux_enable_btrace. (linux_low_disable_btrace): Turn into ... (linux_process_target::disable_btrace): ... this. (linux_low_read_btrace): Turn into ... (linux_process_target::read_btrace): ... this. (linux_low_btrace_conf): Turn into ... (linux_process_target::read_btrace_conf): ... this. * linux-low.h (class linux_process_target): Update. * lynx-low.cc (lynx_target_ops): Update. * nto-low.cc (nto_target_ops): Update. * win32-low.cc (win32_target_ops): Update.
2020-02-20gdbserver: turn target op 'supports_agent' into a methodTankut Baris Aktemur1-1/+0
gdbserver/ChangeLog: 2020-02-20 Tankut Baris Aktemur <tankut.baris.aktemur@intel.com> Turn process_stratum_target's supports_agent op into a method of process_target. * target.h (struct process_stratum_target): Remove the target op. (class process_target): Add the target op. (target_supports_agent): Update the macro. * target.cc (process_target::supports_agent): Define. Update the derived classes and callers below. * linux-low.cc (linux_target_ops): Update. (linux_supports_agent): Turn into ... (linux_process_target::supports_agent): ... this. * linux-low.h (class linux_process_target): Update. * lynx-low.cc (lynx_target_ops): Update. * nto-low.cc (nto_target_ops): Update. * win32-low.cc (win32_target_ops): Update.
2020-02-20gdbserver: turn target op 'qxfer_libraries_svr4' into a methodTankut Baris Aktemur1-1/+0
gdbserver/ChangeLog: 2020-02-20 Tankut Baris Aktemur <tankut.baris.aktemur@intel.com> Turn process_stratum_target's qxfer_libraries_svr4 op into a method of process_target. * target.h (struct process_stratum_target): Remove the target op. (class process_target): Add the target op. Also add 'supports_qxfer_libraries_svr4'. * target.cc (process_target::qxfer_libraries_svr4): Define. (process_target::supports_qxfer_libraries_svr4): Define. Update the derived classes and callers below. * server.cc (handle_qxfer_libraries_svr4): Update. (handle_query): Update. * linux-low.cc (linux_target_ops): Update. (linux_process_target::supports_qxfer_libraries_svr4): Define. (linux_qxfer_libraries_svr4): Turn into ... (linux_process_target::qxfer_libraries_svr4): ... this. * linux-low.h (class linux_process_target): Update. * lynx-low.cc (lynx_target_ops): Update. * nto-low.cc (nto_target_ops): Update. * win32-low.cc (win32_target_ops): Update.
2020-02-20gdbserver: turn target op 'supports_disable_randomization' into a methodTankut Baris Aktemur1-1/+0
gdbserver/ChangeLog: 2020-02-20 Tankut Baris Aktemur <tankut.baris.aktemur@intel.com> Turn process_stratum_target's supports_disable_randomization op into a method of process_target. * target.h (struct process_stratum_target): Remove the target op. (class process_target): Add the target op. (target_supports_disable_randomization): Update the macro. * target.cc (process_target::supports_disable_randomization): Define. Update the derived classes and callers below. * linux-low.cc (linux_target_ops): Update. (linux_supports_disable_randomization): Turn into ... (linux_process_target::supports_disable_randomization): ... this. * linux-low.h (class linux_process_target): Update. * lynx-low.cc (lynx_target_ops): Update. * nto-low.cc (nto_target_ops): Update. * win32-low.cc (win32_target_ops): Update.
2020-02-20gdbserver: turn target op 'emit_ops' into a methodTankut Baris Aktemur1-1/+0
gdbserver/ChangeLog: 2020-02-20 Tankut Baris Aktemur <tankut.baris.aktemur@intel.com> Turn process_stratum_target's emit_ops op into a method of process_target. * target.h (struct process_stratum_target): Remove the target op. (class process_target): Add the target op. (target_emit_ops): Update the macro. * target.cc (process_target::emit_ops): Define. Update the derived classes and callers below. * linux-low.cc (linux_target_ops): Update. (linux_emit_ops): Turn into ... (linux_process_target::emit_ops): ... this. * linux-low.h (class linux_process_target): Update. * lynx-low.cc (lynx_target_ops): Update. * nto-low.cc (nto_target_ops): Update. * win32-low.cc (win32_target_ops): Update.
2020-02-20gdbserver: turn fast tracepoint target ops into methodsTankut Baris Aktemur1-2/+0
gdbserver/ChangeLog: 2020-02-20 Tankut Baris Aktemur <tankut.baris.aktemur@intel.com> Turn process_stratum_target's install_fast_tracepoint_jump_pad and get_min_fast_tracepoint_insn_len ops into methods of process_target. * target.h (struct process_stratum_target): Remove the target ops. (class process_target): Add the target ops. Also add 'supports_fast_tracepoints'. (target_supports_fast_tracepoints): Update the macro. (target_get_min_fast_tracepoint_insn_len): Update the macro. (install_fast_tracepoint_jump_pad): Update and rename the macro to ... (target_install_fast_tracepoint_jump_pad): ... this. * target.cc (process_target::supports_fast_tracepoints): Define. (process_target::install_fast_tracepoint_jump_pad): Define. (process_target::get_min_fast_tracepoint_insn_len): Define. Update the derived classes and callers below. * tracepoint.cc (install_fast_tracepoint): Update. * linux-low.cc (linux_target_ops): Update. (linux_process_target::supports_fast_tracepoints): Define. (linux_install_fast_tracepoint_jump_pad): Turn into ... (linux_process_target::install_fast_tracepoint_jump_pad): ... this. (linux_get_min_fast_tracepoint_insn_len): Turn into ... (linux_process_target::get_min_fast_tracepoint_insn_len): ... this. * linux-low.h (class linux_process_target): Update. * lynx-low.cc (lynx_target_ops): Update. * nto-low.cc (nto_target_ops): Update. * win32-low.cc (win32_target_ops): Update.
2020-02-20gdbserver: turn target op 'stabilize_threads' into a methodTankut Baris Aktemur1-1/+0
gdbserver/ChangeLog: 2020-02-20 Tankut Baris Aktemur <tankut.baris.aktemur@intel.com> Turn process_stratum_target's stabilize_threads op into a method of process_target. * target.h (struct process_stratum_target): Remove the target op. (class process_target): Add the target op. (target_stabilize_threads): Update the macro. * target.cc (process_target::stabilize_threads): Define. Update the derived classes and callers below. * server.cc (handle_status): Update. * tracepoint.cc (cmd_qtdp): Update. (cmd_qtstart): Update. * linux-low.cc (linux_target_ops): Update. (linux_stabilize_threads): Turn into ... (linux_process_target::stabilize_threads): ... this. (linux_wait_1): Update. * linux-low.h (class linux_process_target): Update. * lynx-low.cc (lynx_target_ops): Update. * nto-low.cc (nto_target_ops): Update. * win32-low.cc (win32_target_ops): Update.
2020-02-20gdbserver: turn target ops 'pause_all' and 'unpause_all' into methodsTankut Baris Aktemur1-2/+0
gdbserver/ChangeLog: 2020-02-20 Tankut Baris Aktemur <tankut.baris.aktemur@intel.com> Turn process_stratum_target's pause_all and unpause_all ops into methods of process_target. * target.h (struct process_stratum_target): Remove the target ops. (class process_target): Add the target ops. (pause_all): Update the macro and rename to... (target_pause_all): ... this. (unpause_all): Update the macro and rename to... (target_unpause_all): ... this. * target.cc (process_target::pause_all): Define. (process_target::unpause_all): Define. Update the derived classes and callers below. * server.cc (handle_status): Update. * tracepoint.cc (clear_installed_tracepoints): Update. (cmd_qtdp): Update. (cmd_qtstart): Update. (stop_tracing): Update. (cmd_qtstatus): Update. (upload_fast_traceframes): Update. (run_inferior_command): Update. * linux-low.cc (linux_target_ops): Update. (linux_pause_all): Turn into ... (linux_process_target::pause_all): ... this. (linux_unpause_all): Turn into ... (linux_process_target::unpause_all): ... this. (linux_process_target::prepare_to_access_memory): Update. (linux_process_target::done_accessing_memory): Update. * linux-low.h (class linux_process_target): Update. * lynx-low.cc (lynx_target_ops): Update. * nto-low.cc (nto_target_ops): Update. * win32-low.cc (win32_target_ops): Update.