| import ompdModule |
| import gdb |
| import re |
| import traceback |
| from ompd_address_space import ompd_address_space |
| from ompd_handles import ompd_thread, ompd_task, ompd_parallel |
| from frame_filter import FrameFilter |
| from enum import Enum |
| |
| |
| addr_space = None |
| ff = None |
| icv_map = None |
| ompd_scope_map = { |
| 1: "global", |
| 2: "address_space", |
| 3: "thread", |
| 4: "parallel", |
| 5: "implicit_task", |
| 6: "task", |
| } |
| in_task_function = False |
| |
| |
| class ompd(gdb.Command): |
| def __init__(self): |
| super(ompd, self).__init__("ompd", gdb.COMMAND_STATUS, gdb.COMPLETE_NONE, True) |
| |
| |
| class ompd_init(gdb.Command): |
| """Find and initialize ompd library""" |
| |
| # first parameter is command-line input, second parameter is gdb-specific data |
| def __init__(self): |
| self.__doc__ = "Find and initialize OMPD library\n usage: ompd init" |
| super(ompd_init, self).__init__("ompd init", gdb.COMMAND_DATA) |
| |
| def invoke(self, arg, from_tty): |
| global addr_space |
| global ff |
| try: |
| try: |
| print(gdb.newest_frame()) |
| except: |
| gdb.execute("start") |
| try: |
| lib_list = gdb.parse_and_eval("(char**)ompd_dll_locations") |
| except gdb.error: |
| raise ValueError( |
| "No ompd_dll_locations symbol in execution, make sure to have an OMPD enabled OpenMP runtime" |
| ) |
| |
| while gdb.parse_and_eval("(char**)ompd_dll_locations") == False: |
| gdb.execute("tbreak ompd_dll_locations_valid") |
| gdb.execute("continue") |
| |
| lib_list = gdb.parse_and_eval("(char**)ompd_dll_locations") |
| |
| i = 0 |
| while lib_list[i]: |
| ret = ompdModule.ompd_open(lib_list[i].string()) |
| if ret == -1: |
| raise ValueError("Handle of OMPD library is not a valid string!") |
| if ret == -2: |
| print("ret == -2") |
| pass # It's ok to fail on dlopen |
| if ret == -3: |
| print("ret == -3") |
| pass # It's ok to fail on dlsym |
| if ret < -10: |
| raise ValueError("OMPD error code %i!" % (-10 - ret)) |
| |
| if ret > 0: |
| print("Loaded OMPD lib successfully!") |
| try: |
| addr_space = ompd_address_space() |
| ff = FrameFilter(addr_space) |
| except: |
| traceback.print_exc() |
| return |
| i = i + 1 |
| |
| raise ValueError("OMPD library could not be loaded!") |
| except: |
| traceback.print_exc() |
| |
| |
| class ompd_threads(gdb.Command): |
| """Register thread ids of current context""" |
| |
| def __init__(self): |
| self.__doc__ = ( |
| "Provide information on threads of current context.\n usage: ompd threads" |
| ) |
| super(ompd_threads, self).__init__("ompd threads", gdb.COMMAND_STATUS) |
| |
| def invoke(self, arg, from_tty): |
| global addr_space |
| if init_error(): |
| return |
| addr_space.list_threads(True) |
| |
| |
| def print_parallel_region(curr_parallel, team_size): |
| """Helper function for ompd_parallel_region. To print out the details of the parallel region.""" |
| for omp_thr in range(team_size): |
| thread = curr_parallel.get_thread_in_parallel(omp_thr) |
| ompd_state = str(addr_space.states[thread.get_state()[0]]) |
| ompd_wait_id = thread.get_state()[1] |
| task = curr_parallel.get_task_in_parallel(omp_thr) |
| task_func_addr = task.get_task_function() |
| # Get the function this addr belongs to |
| sal = gdb.find_pc_line(task_func_addr) |
| block = gdb.block_for_pc(task_func_addr) |
| while block and not block.function: |
| block = block.superblock |
| if omp_thr == 0: |
| print( |
| "%6d (master) %-37s %ld 0x%lx %-25s %-17s:%d" |
| % ( |
| omp_thr, |
| ompd_state, |
| ompd_wait_id, |
| task_func_addr, |
| block.function.print_name, |
| sal.symtab.filename, |
| sal.line, |
| ) |
| ) |
| else: |
| print( |
| "%6d %-37s %ld 0x%lx %-25s %-17s:%d" |
| % ( |
| omp_thr, |
| ompd_state, |
| ompd_wait_id, |
| task_func_addr, |
| block.function.print_name, |
| sal.symtab.filename, |
| sal.line, |
| ) |
| ) |
| |
| |
| class ompd_parallel_region(gdb.Command): |
| """Parallel Region Details""" |
| |
| def __init__(self): |
| self.__doc__ = "Display the details of the current and enclosing parallel regions.\n usage: ompd parallel" |
| super(ompd_parallel_region, self).__init__("ompd parallel", gdb.COMMAND_STATUS) |
| |
| def invoke(self, arg, from_tty): |
| global addr_space |
| if init_error(): |
| return |
| if addr_space.icv_map is None: |
| addr_space.get_icv_map() |
| if addr_space.states is None: |
| addr_space.enumerate_states() |
| curr_thread_handle = addr_space.get_curr_thread() |
| curr_parallel_handle = curr_thread_handle.get_current_parallel_handle() |
| curr_parallel = ompd_parallel(curr_parallel_handle) |
| while curr_parallel_handle is not None and curr_parallel is not None: |
| nest_level = ompdModule.call_ompd_get_icv_from_scope( |
| curr_parallel_handle, |
| addr_space.icv_map["levels-var"][1], |
| addr_space.icv_map["levels-var"][0], |
| ) |
| if nest_level == 0: |
| break |
| team_size = ompdModule.call_ompd_get_icv_from_scope( |
| curr_parallel_handle, |
| addr_space.icv_map["team-size-var"][1], |
| addr_space.icv_map["team-size-var"][0], |
| ) |
| print("") |
| print( |
| "Parallel Region: Nesting Level %d: Team Size: %d" |
| % (nest_level, team_size) |
| ) |
| print("================================================") |
| print("") |
| print( |
| "OMP Thread Nbr Thread State Wait Id EntryAddr FuncName File:Line" |
| ) |
| print( |
| "======================================================================================================" |
| ) |
| print_parallel_region(curr_parallel, team_size) |
| enclosing_parallel = curr_parallel.get_enclosing_parallel() |
| enclosing_parallel_handle = curr_parallel.get_enclosing_parallel_handle() |
| curr_parallel = enclosing_parallel |
| curr_parallel_handle = enclosing_parallel_handle |
| |
| |
| class ompd_icvs(gdb.Command): |
| """ICVs""" |
| |
| def __init__(self): |
| self.__doc__ = ( |
| "Display the values of the Internal Control Variables.\n usage: ompd icvs" |
| ) |
| super(ompd_icvs, self).__init__("ompd icvs", gdb.COMMAND_STATUS) |
| |
| def invoke(self, arg, from_tty): |
| global addr_space |
| global ompd_scope_map |
| if init_error(): |
| return |
| curr_thread_handle = addr_space.get_curr_thread() |
| if addr_space.icv_map is None: |
| addr_space.get_icv_map() |
| print("ICV Name Scope Value") |
| print("===============================================================") |
| |
| try: |
| for icv_name in addr_space.icv_map: |
| scope = addr_space.icv_map[icv_name][1] |
| # {1:'global', 2:'address_space', 3:'thread', 4:'parallel', 5:'implicit_task', 6:'task'} |
| if scope == 2: |
| handle = addr_space.addr_space |
| elif scope == 3: |
| handle = curr_thread_handle.thread_handle |
| elif scope == 4: |
| handle = curr_thread_handle.get_current_parallel_handle() |
| elif scope == 6: |
| handle = curr_thread_handle.get_current_task_handle() |
| else: |
| raise ValueError("Invalid scope") |
| |
| if icv_name == "nthreads-var" or icv_name == "bind-var": |
| icv_value = ompdModule.call_ompd_get_icv_from_scope( |
| handle, scope, addr_space.icv_map[icv_name][0] |
| ) |
| if icv_value is None: |
| icv_string = ompdModule.call_ompd_get_icv_string_from_scope( |
| handle, scope, addr_space.icv_map[icv_name][0] |
| ) |
| print( |
| "%-31s %-26s %s" |
| % (icv_name, ompd_scope_map[scope], icv_string) |
| ) |
| else: |
| print( |
| "%-31s %-26s %d" |
| % (icv_name, ompd_scope_map[scope], icv_value) |
| ) |
| |
| elif ( |
| icv_name == "affinity-format-var" |
| or icv_name == "run-sched-var" |
| or icv_name == "tool-libraries-var" |
| or icv_name == "tool-verbose-init-var" |
| ): |
| icv_string = ompdModule.call_ompd_get_icv_string_from_scope( |
| handle, scope, addr_space.icv_map[icv_name][0] |
| ) |
| print( |
| "%-31s %-26s %s" % (icv_name, ompd_scope_map[scope], icv_string) |
| ) |
| else: |
| icv_value = ompdModule.call_ompd_get_icv_from_scope( |
| handle, scope, addr_space.icv_map[icv_name][0] |
| ) |
| print( |
| "%-31s %-26s %d" % (icv_name, ompd_scope_map[scope], icv_value) |
| ) |
| except: |
| traceback.print_exc() |
| |
| |
| def curr_thread(): |
| """Helper function for ompd_step. Returns the thread object for the current thread number.""" |
| global addr_space |
| if addr_space is not None: |
| return addr_space.threads[int(gdb.selected_thread().num)] |
| return None |
| |
| |
| class ompd_test(gdb.Command): |
| """Test area""" |
| |
| def __init__(self): |
| self.__doc__ = "Test functionalities for correctness\n usage: ompd test" |
| super(ompd_test, self).__init__("ompd test", gdb.COMMAND_OBSCURE) |
| |
| def invoke(self, arg, from_tty): |
| global addr_space |
| if init_error(): |
| return |
| # get task function for current task of current thread |
| try: |
| current_thread = int(gdb.selected_thread().num) |
| current_thread_obj = addr_space.threads[current_thread] |
| task_function = current_thread_obj.get_current_task().get_task_function() |
| print("bt value:", int("0x0000000000400b6c", 0)) |
| print("get_task_function value:", task_function) |
| |
| # get task function of implicit task in current parallel region for current thread |
| current_parallel_obj = current_thread_obj.get_current_parallel() |
| task_in_parallel = current_parallel_obj.get_task_in_parallel(current_thread) |
| task_function_in_parallel = task_in_parallel.get_task_function() |
| print("task_function_in_parallel:", task_function_in_parallel) |
| except: |
| print("Task function value not found for this thread") |
| |
| |
| class ompdtestapi(gdb.Command): |
| """To test API's return code""" |
| |
| def __init__(self): |
| self.__doc__ = "Test OMPD tool Interface APIs.\nUsage: ompdtestapi <api name>" |
| super(ompdtestapi, self).__init__("ompdtestapi", gdb.COMMAND_OBSCURE) |
| |
| def invoke(self, arg, from_tty): |
| global addr_space |
| if init_error(): |
| print("Error in Initialization.") |
| return |
| if not arg: |
| print("No API provided to test, eg: ompdtestapi ompd_initialize") |
| |
| if arg == "ompd_get_thread_handle": |
| addr_handle = addr_space.addr_space |
| threadId = gdb.selected_thread().ptid[1] |
| ompdModule.test_ompd_get_thread_handle(addr_handle, threadId) |
| elif arg == "ompd_get_curr_parallel_handle": |
| addr_handle = addr_space.addr_space |
| threadId = gdb.selected_thread().ptid[1] |
| thread_handle = ompdModule.get_thread_handle(threadId, addr_handle) |
| ompdModule.test_ompd_get_curr_parallel_handle(thread_handle) |
| elif arg == "ompd_get_thread_in_parallel": |
| addr_handle = addr_space.addr_space |
| threadId = gdb.selected_thread().ptid[1] |
| thread_handle = ompdModule.get_thread_handle(threadId, addr_handle) |
| parallel_handle = ompdModule.call_ompd_get_curr_parallel_handle( |
| thread_handle |
| ) |
| ompdModule.test_ompd_get_thread_in_parallel(parallel_handle) |
| elif arg == "ompd_thread_handle_compare": |
| addr_handle = addr_space.addr_space |
| threadId = gdb.selected_thread().ptid[1] |
| thread_handle = ompdModule.get_thread_handle(threadId, addr_handle) |
| parallel_handle = ompdModule.call_ompd_get_curr_parallel_handle( |
| thread_handle |
| ) |
| thread_handle1 = ompdModule.call_ompd_get_thread_in_parallel( |
| parallel_handle, 1 |
| ) |
| thread_handle2 = ompdModule.call_ompd_get_thread_in_parallel( |
| parallel_handle, 2 |
| ) |
| ompdModule.test_ompd_thread_handle_compare(thread_handle1, thread_handle1) |
| ompdModule.test_ompd_thread_handle_compare(thread_handle1, thread_handle2) |
| elif arg == "ompd_get_thread_id": |
| addr_handle = addr_space.addr_space |
| threadId = gdb.selected_thread().ptid[1] |
| thread_handle = ompdModule.get_thread_handle(threadId, addr_handle) |
| ompdModule.test_ompd_get_thread_id(thread_handle) |
| elif arg == "ompd_rel_thread_handle": |
| addr_handle = addr_space.addr_space |
| threadId = gdb.selected_thread().ptid[1] |
| thread_handle = ompdModule.get_thread_handle(threadId, addr_handle) |
| ompdModule.test_ompd_rel_thread_handle(thread_handle) |
| elif arg == "ompd_get_enclosing_parallel_handle": |
| addr_handle = addr_space.addr_space |
| threadId = gdb.selected_thread().ptid[1] |
| thread_handle = ompdModule.get_thread_handle(threadId, addr_handle) |
| parallel_handle = ompdModule.call_ompd_get_curr_parallel_handle( |
| thread_handle |
| ) |
| ompdModule.test_ompd_get_enclosing_parallel_handle(parallel_handle) |
| elif arg == "ompd_parallel_handle_compare": |
| addr_handle = addr_space.addr_space |
| threadId = gdb.selected_thread().ptid[1] |
| thread_handle = ompdModule.get_thread_handle(threadId, addr_handle) |
| parallel_handle1 = ompdModule.call_ompd_get_curr_parallel_handle( |
| thread_handle |
| ) |
| parallel_handle2 = ompdModule.call_ompd_get_enclosing_parallel_handle( |
| parallel_handle1 |
| ) |
| ompdModule.test_ompd_parallel_handle_compare( |
| parallel_handle1, parallel_handle1 |
| ) |
| ompdModule.test_ompd_parallel_handle_compare( |
| parallel_handle1, parallel_handle2 |
| ) |
| elif arg == "ompd_rel_parallel_handle": |
| addr_handle = addr_space.addr_space |
| threadId = gdb.selected_thread().ptid[1] |
| thread_handle = ompdModule.get_thread_handle(threadId, addr_handle) |
| parallel_handle = ompdModule.call_ompd_get_curr_parallel_handle( |
| thread_handle |
| ) |
| ompdModule.test_ompd_rel_parallel_handle(parallel_handle) |
| elif arg == "ompd_initialize": |
| ompdModule.test_ompd_initialize() |
| elif arg == "ompd_get_api_version": |
| ompdModule.test_ompd_get_api_version() |
| elif arg == "ompd_get_version_string": |
| ompdModule.test_ompd_get_version_string() |
| elif arg == "ompd_finalize": |
| ompdModule.test_ompd_finalize() |
| elif arg == "ompd_process_initialize": |
| ompdModule.call_ompd_initialize() |
| ompdModule.test_ompd_process_initialize() |
| elif arg == "ompd_device_initialize": |
| ompdModule.test_ompd_device_initialize() |
| elif arg == "ompd_rel_address_space_handle": |
| ompdModule.test_ompd_rel_address_space_handle() |
| elif arg == "ompd_get_omp_version": |
| addr_handle = addr_space.addr_space |
| ompdModule.test_ompd_get_omp_version(addr_handle) |
| elif arg == "ompd_get_omp_version_string": |
| addr_handle = addr_space.addr_space |
| ompdModule.test_ompd_get_omp_version_string(addr_handle) |
| elif arg == "ompd_get_curr_task_handle": |
| addr_handle = addr_space.addr_space |
| threadId = gdb.selected_thread().ptid[1] |
| thread_handle = ompdModule.get_thread_handle(threadId, addr_handle) |
| ompdModule.test_ompd_get_curr_task_handle(thread_handle) |
| elif arg == "ompd_get_task_parallel_handle": |
| addr_handle = addr_space.addr_space |
| threadId = gdb.selected_thread().ptid[1] |
| thread_handle = ompdModule.get_thread_handle(threadId, addr_handle) |
| task_handle = ompdModule.call_ompd_get_curr_task_handle(thread_handle) |
| ompdModule.test_ompd_get_task_parallel_handle(task_handle) |
| elif arg == "ompd_get_generating_task_handle": |
| addr_handle = addr_space.addr_space |
| threadId = gdb.selected_thread().ptid[1] |
| thread_handle = ompdModule.get_thread_handle(threadId, addr_handle) |
| task_handle = ompdModule.call_ompd_get_curr_task_handle(thread_handle) |
| ompdModule.test_ompd_get_generating_task_handle(task_handle) |
| elif arg == "ompd_get_scheduling_task_handle": |
| addr_handle = addr_space.addr_space |
| threadId = gdb.selected_thread().ptid[1] |
| thread_handle = ompdModule.get_thread_handle(threadId, addr_handle) |
| task_handle = ompdModule.call_ompd_get_curr_task_handle(thread_handle) |
| ompdModule.test_ompd_get_scheduling_task_handle(task_handle) |
| elif arg == "ompd_get_task_in_parallel": |
| addr_handle = addr_space.addr_space |
| threadId = gdb.selected_thread().ptid[1] |
| thread_handle = ompdModule.get_thread_handle(threadId, addr_handle) |
| parallel_handle = ompdModule.call_ompd_get_curr_parallel_handle( |
| thread_handle |
| ) |
| ompdModule.test_ompd_get_task_in_parallel(parallel_handle) |
| elif arg == "ompd_rel_task_handle": |
| addr_handle = addr_space.addr_space |
| threadId = gdb.selected_thread().ptid[1] |
| thread_handle = ompdModule.get_thread_handle(threadId, addr_handle) |
| task_handle = ompdModule.call_ompd_get_curr_task_handle(thread_handle) |
| ompdModule.test_ompd_rel_task_handle(task_handle) |
| elif arg == "ompd_task_handle_compare": |
| addr_handle = addr_space.addr_space |
| threadId = gdb.selected_thread().ptid[1] |
| thread_handle = ompdModule.get_thread_handle(threadId, addr_handle) |
| task_handle1 = ompdModule.call_ompd_get_curr_task_handle(thread_handle) |
| task_handle2 = ompdModule.call_ompd_get_generating_task_handle(task_handle1) |
| ompdModule.test_ompd_task_handle_compare(task_handle1, task_handle2) |
| ompdModule.test_ompd_task_handle_compare(task_handle2, task_handle1) |
| elif arg == "ompd_get_task_function": |
| addr_handle = addr_space.addr_space |
| threadId = gdb.selected_thread().ptid[1] |
| thread_handle = ompdModule.get_thread_handle(threadId, addr_handle) |
| task_handle = ompdModule.call_ompd_get_curr_task_handle(thread_handle) |
| ompdModule.test_ompd_get_task_function(task_handle) |
| elif arg == "ompd_get_task_frame": |
| addr_handle = addr_space.addr_space |
| threadId = gdb.selected_thread().ptid[1] |
| thread_handle = ompdModule.get_thread_handle(threadId, addr_handle) |
| task_handle = ompdModule.call_ompd_get_curr_task_handle(thread_handle) |
| ompdModule.test_ompd_get_task_frame(task_handle) |
| elif arg == "ompd_get_state": |
| addr_handle = addr_space.addr_space |
| threadId = gdb.selected_thread().ptid[1] |
| thread_handle = ompdModule.get_thread_handle(threadId, addr_handle) |
| ompdModule.test_ompd_get_state(thread_handle) |
| elif arg == "ompd_get_display_control_vars": |
| addr_handle = addr_space.addr_space |
| ompdModule.test_ompd_get_display_control_vars(addr_handle) |
| elif arg == "ompd_rel_display_control_vars": |
| ompdModule.test_ompd_rel_display_control_vars() |
| elif arg == "ompd_enumerate_icvs": |
| addr_handle = addr_space.addr_space |
| ompdModule.test_ompd_enumerate_icvs(addr_handle) |
| elif arg == "ompd_get_icv_from_scope": |
| addr_handle = addr_space.addr_space |
| threadId = gdb.selected_thread().ptid[1] |
| thread_handle = ompdModule.get_thread_handle(threadId, addr_handle) |
| parallel_handle = ompdModule.call_ompd_get_curr_parallel_handle( |
| thread_handle |
| ) |
| task_handle = ompdModule.call_ompd_get_curr_task_handle(thread_handle) |
| ompdModule.test_ompd_get_icv_from_scope_with_addr_handle(addr_handle) |
| ompdModule.test_ompd_get_icv_from_scope_with_thread_handle(thread_handle) |
| ompdModule.test_ompd_get_icv_from_scope_with_parallel_handle( |
| parallel_handle |
| ) |
| ompdModule.test_ompd_get_icv_from_scope_with_task_handle(task_handle) |
| elif arg == "ompd_get_icv_string_from_scope": |
| addr_handle = addr_space.addr_space |
| ompdModule.test_ompd_get_icv_string_from_scope(addr_handle) |
| elif arg == "ompd_get_tool_data": |
| ompdModule.test_ompd_get_tool_data() |
| elif arg == "ompd_enumerate_states": |
| ompdModule.test_ompd_enumerate_states() |
| else: |
| print("Invalid API.") |
| |
| |
| class ompd_bt(gdb.Command): |
| """Turn filter for 'bt' on/off for output to only contain frames relevant to the application or all frames.""" |
| |
| def __init__(self): |
| self.__doc__ = 'Turn filter for "bt" output on or off. Specify "on continued" option to trace worker threads back to master threads.\n usage: ompd bt on|on continued|off' |
| super(ompd_bt, self).__init__("ompd bt", gdb.COMMAND_STACK) |
| |
| def invoke(self, arg, from_tty): |
| global ff |
| global addr_space |
| global icv_map |
| global ompd_scope_map |
| if init_error(): |
| return |
| if icv_map is None: |
| icv_map = {} |
| current = 0 |
| more = 1 |
| while more > 0: |
| tup = ompdModule.call_ompd_enumerate_icvs( |
| addr_space.addr_space, current |
| ) |
| (current, next_icv, next_scope, more) = tup |
| icv_map[next_icv] = (current, next_scope, ompd_scope_map[next_scope]) |
| print('Initialized ICV map successfully for filtering "bt".') |
| |
| arg_list = gdb.string_to_argv(arg) |
| if len(arg_list) == 0: |
| print( |
| 'When calling "ompd bt", you must either specify "on", "on continued" or "off". Check "help ompd".' |
| ) |
| elif len(arg_list) == 1 and arg_list[0] == "on": |
| addr_space.list_threads(False) |
| ff.set_switch(True) |
| ff.set_switch_continue(False) |
| elif arg_list[0] == "on" and arg_list[1] == "continued": |
| ff.set_switch(True) |
| ff.set_switch_continue(True) |
| elif len(arg_list) == 1 and arg_list[0] == "off": |
| ff.set_switch(False) |
| ff.set_switch_continue(False) |
| else: |
| print( |
| 'When calling "ompd bt", you must either specify "on", "on continued" or "off". Check "help ompd".' |
| ) |
| |
| |
| # TODO: remove |
| class ompd_taskframes(gdb.Command): |
| """Prints task handles for relevant task frames. Meant for debugging.""" |
| |
| def __init__(self): |
| self.__doc__ = "Prints list of tasks.\nUsage: ompd taskframes" |
| super(ompd_taskframes, self).__init__("ompd taskframes", gdb.COMMAND_STACK) |
| |
| def invoke(self, arg, from_tty): |
| global addr_space |
| if init_error(): |
| return |
| frame = gdb.newest_frame() |
| while frame: |
| print(frame.read_register("sp")) |
| frame = frame.older() |
| curr_task_handle = None |
| if addr_space.threads and addr_space.threads.get(gdb.selected_thread().num): |
| curr_thread_handle = curr_thread().thread_handle |
| curr_task_handle = ompdModule.call_ompd_get_curr_task_handle( |
| curr_thread_handle |
| ) |
| if not curr_task_handle: |
| return None |
| prev_frames = None |
| try: |
| while 1: |
| frames_with_flags = ompdModule.call_ompd_get_task_frame( |
| curr_task_handle |
| ) |
| frames = (frames_with_flags[0], frames_with_flags[3]) |
| if prev_frames == frames: |
| break |
| if not isinstance(frames, tuple): |
| break |
| (ompd_enter_frame, ompd_exit_frame) = frames |
| print(hex(ompd_enter_frame), hex(ompd_exit_frame)) |
| curr_task_handle = ompdModule.call_ompd_get_scheduling_task_handle( |
| curr_task_handle |
| ) |
| prev_frames = frames |
| if not curr_task_handle: |
| break |
| except: |
| traceback.print_exc() |
| |
| |
| def print_and_exec(string): |
| """Helper function for ompd_step. Executes the given command in GDB and prints it.""" |
| print(string) |
| gdb.execute(string) |
| |
| |
| class TempFrameFunctionBp(gdb.Breakpoint): |
| """Helper class for ompd_step. Defines stop function for breakpoint on frame function.""" |
| |
| def stop(self): |
| global in_task_function |
| in_task_function = True |
| self.enabled = False |
| |
| |
| class ompd_step(gdb.Command): |
| """Executes 'step' and skips frames irrelevant to the application / the ones without debug information.""" |
| |
| def __init__(self): |
| self.__doc__ = 'Executes "step" and skips runtime frames as much as possible.' |
| super(ompd_step, self).__init__("ompd step", gdb.COMMAND_STACK) |
| |
| class TaskBeginBp(gdb.Breakpoint): |
| """Helper class. Defines stop function for breakpoint ompd_bp_task_begin.""" |
| |
| def stop(self): |
| try: |
| code_line = curr_thread().get_current_task().get_task_function() |
| frame_fct_bp = TempFrameFunctionBp( |
| ("*%i" % code_line), temporary=True, internal=True |
| ) |
| frame_fct_bp.thread = self.thread |
| return False |
| except: |
| return False |
| |
| def invoke(self, arg, from_tty): |
| global in_task_function |
| if init_error(): |
| return |
| tbp = self.TaskBeginBp("ompd_bp_task_begin", temporary=True, internal=True) |
| tbp.thread = int(gdb.selected_thread().num) |
| print_and_exec("step") |
| while gdb.selected_frame().find_sal().symtab is None: |
| if not in_task_function: |
| print_and_exec("finish") |
| else: |
| print_and_exec("si") |
| |
| |
| def init_error(): |
| global addr_space |
| if (gdb.selected_thread() is None) or (addr_space is None) or (not addr_space): |
| print("Run 'ompd init' before running any of the ompd commands") |
| return True |
| return False |
| |
| |
| def main(): |
| ompd() |
| ompd_init() |
| ompd_threads() |
| ompd_icvs() |
| ompd_parallel_region() |
| ompd_test() |
| ompdtestapi() |
| ompd_taskframes() |
| ompd_bt() |
| ompd_step() |
| |
| |
| if __name__ == "__main__": |
| try: |
| main() |
| except: |
| traceback.print_exc() |
| |
| # NOTE: test code using: |
| # OMP_NUM_THREADS=... gdb a.out -x ../../projects/gdb_plugin/gdb-ompd/__init__.py |
| # ompd init |
| # ompd threads |
