688 lines
28 KiB
Python
688 lines
28 KiB
Python
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import ompdModule
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import gdb
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import re
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import traceback
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from ompd_address_space import ompd_address_space
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from ompd_handles import ompd_thread, ompd_task, ompd_parallel
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from frame_filter import FrameFilter
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from enum import Enum
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addr_space = None
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ff = None
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icv_map = None
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ompd_scope_map = {
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1: "global",
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2: "address_space",
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3: "thread",
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4: "parallel",
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5: "implicit_task",
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6: "task",
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}
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in_task_function = False
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class ompd(gdb.Command):
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def __init__(self):
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super(ompd, self).__init__("ompd", gdb.COMMAND_STATUS, gdb.COMPLETE_NONE, True)
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class ompd_init(gdb.Command):
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"""Find and initialize ompd library"""
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# first parameter is command-line input, second parameter is gdb-specific data
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def __init__(self):
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self.__doc__ = "Find and initialize OMPD library\n usage: ompd init"
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super(ompd_init, self).__init__("ompd init", gdb.COMMAND_DATA)
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def invoke(self, arg, from_tty):
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global addr_space
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global ff
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try:
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try:
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print(gdb.newest_frame())
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except:
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gdb.execute("start")
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try:
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lib_list = gdb.parse_and_eval("(char**)ompd_dll_locations")
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except gdb.error:
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raise ValueError(
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"No ompd_dll_locations symbol in execution, make sure to have an OMPD enabled OpenMP runtime"
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)
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while gdb.parse_and_eval("(char**)ompd_dll_locations") == False:
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gdb.execute("tbreak ompd_dll_locations_valid")
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gdb.execute("continue")
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lib_list = gdb.parse_and_eval("(char**)ompd_dll_locations")
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i = 0
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while lib_list[i]:
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ret = ompdModule.ompd_open(lib_list[i].string())
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if ret == -1:
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raise ValueError("Handle of OMPD library is not a valid string!")
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if ret == -2:
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print("ret == -2")
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pass # It's ok to fail on dlopen
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if ret == -3:
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print("ret == -3")
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pass # It's ok to fail on dlsym
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if ret < -10:
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raise ValueError("OMPD error code %i!" % (-10 - ret))
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if ret > 0:
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print("Loaded OMPD lib successfully!")
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try:
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addr_space = ompd_address_space()
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ff = FrameFilter(addr_space)
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except:
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traceback.print_exc()
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return
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i = i + 1
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raise ValueError("OMPD library could not be loaded!")
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except:
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traceback.print_exc()
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class ompd_threads(gdb.Command):
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"""Register thread ids of current context"""
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def __init__(self):
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self.__doc__ = (
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"Provide information on threads of current context.\n usage: ompd threads"
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)
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super(ompd_threads, self).__init__("ompd threads", gdb.COMMAND_STATUS)
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def invoke(self, arg, from_tty):
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global addr_space
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if init_error():
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return
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addr_space.list_threads(True)
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def print_parallel_region(curr_parallel, team_size):
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"""Helper function for ompd_parallel_region. To print out the details of the parallel region."""
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for omp_thr in range(team_size):
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thread = curr_parallel.get_thread_in_parallel(omp_thr)
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ompd_state = str(addr_space.states[thread.get_state()[0]])
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ompd_wait_id = thread.get_state()[1]
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task = curr_parallel.get_task_in_parallel(omp_thr)
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task_func_addr = task.get_task_function()
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# Get the function this addr belongs to
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sal = gdb.find_pc_line(task_func_addr)
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block = gdb.block_for_pc(task_func_addr)
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while block and not block.function:
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block = block.superblock
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if omp_thr == 0:
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print(
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"%6d (master) %-37s %ld 0x%lx %-25s %-17s:%d"
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% (
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omp_thr,
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ompd_state,
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ompd_wait_id,
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task_func_addr,
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block.function.print_name,
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sal.symtab.filename,
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sal.line,
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)
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)
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else:
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print(
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"%6d %-37s %ld 0x%lx %-25s %-17s:%d"
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% (
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omp_thr,
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ompd_state,
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ompd_wait_id,
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task_func_addr,
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block.function.print_name,
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sal.symtab.filename,
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sal.line,
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)
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)
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class ompd_parallel_region(gdb.Command):
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"""Parallel Region Details"""
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def __init__(self):
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self.__doc__ = "Display the details of the current and enclosing parallel regions.\n usage: ompd parallel"
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super(ompd_parallel_region, self).__init__("ompd parallel", gdb.COMMAND_STATUS)
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def invoke(self, arg, from_tty):
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global addr_space
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if init_error():
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return
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if addr_space.icv_map is None:
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addr_space.get_icv_map()
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if addr_space.states is None:
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addr_space.enumerate_states()
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curr_thread_handle = addr_space.get_curr_thread()
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curr_parallel_handle = curr_thread_handle.get_current_parallel_handle()
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curr_parallel = ompd_parallel(curr_parallel_handle)
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while curr_parallel_handle is not None and curr_parallel is not None:
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nest_level = ompdModule.call_ompd_get_icv_from_scope(
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curr_parallel_handle,
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addr_space.icv_map["levels-var"][1],
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addr_space.icv_map["levels-var"][0],
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)
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if nest_level == 0:
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break
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team_size = ompdModule.call_ompd_get_icv_from_scope(
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curr_parallel_handle,
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addr_space.icv_map["team-size-var"][1],
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addr_space.icv_map["team-size-var"][0],
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)
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print("")
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print(
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"Parallel Region: Nesting Level %d: Team Size: %d"
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% (nest_level, team_size)
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)
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print("================================================")
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print("")
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print(
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"OMP Thread Nbr Thread State Wait Id EntryAddr FuncName File:Line"
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)
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print(
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"======================================================================================================"
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)
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print_parallel_region(curr_parallel, team_size)
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enclosing_parallel = curr_parallel.get_enclosing_parallel()
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enclosing_parallel_handle = curr_parallel.get_enclosing_parallel_handle()
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curr_parallel = enclosing_parallel
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curr_parallel_handle = enclosing_parallel_handle
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class ompd_icvs(gdb.Command):
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"""ICVs"""
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def __init__(self):
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self.__doc__ = (
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"Display the values of the Internal Control Variables.\n usage: ompd icvs"
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)
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super(ompd_icvs, self).__init__("ompd icvs", gdb.COMMAND_STATUS)
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def invoke(self, arg, from_tty):
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global addr_space
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global ompd_scope_map
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if init_error():
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return
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curr_thread_handle = addr_space.get_curr_thread()
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if addr_space.icv_map is None:
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addr_space.get_icv_map()
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print("ICV Name Scope Value")
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print("===============================================================")
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try:
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for icv_name in addr_space.icv_map:
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scope = addr_space.icv_map[icv_name][1]
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# {1:'global', 2:'address_space', 3:'thread', 4:'parallel', 5:'implicit_task', 6:'task'}
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if scope == 2:
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handle = addr_space.addr_space
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elif scope == 3:
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handle = curr_thread_handle.thread_handle
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elif scope == 4:
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handle = curr_thread_handle.get_current_parallel_handle()
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elif scope == 6:
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handle = curr_thread_handle.get_current_task_handle()
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else:
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raise ValueError("Invalid scope")
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if icv_name == "nthreads-var" or icv_name == "bind-var":
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icv_value = ompdModule.call_ompd_get_icv_from_scope(
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handle, scope, addr_space.icv_map[icv_name][0]
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)
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if icv_value is None:
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icv_string = ompdModule.call_ompd_get_icv_string_from_scope(
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handle, scope, addr_space.icv_map[icv_name][0]
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)
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print(
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"%-31s %-26s %s"
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% (icv_name, ompd_scope_map[scope], icv_string)
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)
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else:
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print(
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"%-31s %-26s %d"
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% (icv_name, ompd_scope_map[scope], icv_value)
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)
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elif (
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icv_name == "affinity-format-var"
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or icv_name == "run-sched-var"
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or icv_name == "tool-libraries-var"
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or icv_name == "tool-verbose-init-var"
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):
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icv_string = ompdModule.call_ompd_get_icv_string_from_scope(
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handle, scope, addr_space.icv_map[icv_name][0]
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)
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print(
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"%-31s %-26s %s" % (icv_name, ompd_scope_map[scope], icv_string)
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)
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else:
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icv_value = ompdModule.call_ompd_get_icv_from_scope(
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handle, scope, addr_space.icv_map[icv_name][0]
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)
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print(
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"%-31s %-26s %d" % (icv_name, ompd_scope_map[scope], icv_value)
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)
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except:
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traceback.print_exc()
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def curr_thread():
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"""Helper function for ompd_step. Returns the thread object for the current thread number."""
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global addr_space
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if addr_space is not None:
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return addr_space.threads[int(gdb.selected_thread().num)]
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return None
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class ompd_test(gdb.Command):
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"""Test area"""
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def __init__(self):
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self.__doc__ = "Test functionalities for correctness\n usage: ompd test"
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super(ompd_test, self).__init__("ompd test", gdb.COMMAND_OBSCURE)
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def invoke(self, arg, from_tty):
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global addr_space
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if init_error():
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return
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# get task function for current task of current thread
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try:
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current_thread = int(gdb.selected_thread().num)
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current_thread_obj = addr_space.threads[current_thread]
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task_function = current_thread_obj.get_current_task().get_task_function()
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print("bt value:", int("0x0000000000400b6c", 0))
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print("get_task_function value:", task_function)
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# get task function of implicit task in current parallel region for current thread
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current_parallel_obj = current_thread_obj.get_current_parallel()
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task_in_parallel = current_parallel_obj.get_task_in_parallel(current_thread)
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task_function_in_parallel = task_in_parallel.get_task_function()
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print("task_function_in_parallel:", task_function_in_parallel)
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except:
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print("Task function value not found for this thread")
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class ompdtestapi(gdb.Command):
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"""To test API's return code"""
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def __init__(self):
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self.__doc__ = "Test OMPD tool Interface APIs.\nUsage: ompdtestapi <api name>"
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super(ompdtestapi, self).__init__("ompdtestapi", gdb.COMMAND_OBSCURE)
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def invoke(self, arg, from_tty):
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global addr_space
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if init_error():
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print("Error in Initialization.")
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return
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if not arg:
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print("No API provided to test, eg: ompdtestapi ompd_initialize")
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if arg == "ompd_get_thread_handle":
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addr_handle = addr_space.addr_space
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threadId = gdb.selected_thread().ptid[1]
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ompdModule.test_ompd_get_thread_handle(addr_handle, threadId)
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elif arg == "ompd_get_curr_parallel_handle":
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addr_handle = addr_space.addr_space
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threadId = gdb.selected_thread().ptid[1]
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thread_handle = ompdModule.get_thread_handle(threadId, addr_handle)
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ompdModule.test_ompd_get_curr_parallel_handle(thread_handle)
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elif arg == "ompd_get_thread_in_parallel":
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addr_handle = addr_space.addr_space
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threadId = gdb.selected_thread().ptid[1]
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thread_handle = ompdModule.get_thread_handle(threadId, addr_handle)
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parallel_handle = ompdModule.call_ompd_get_curr_parallel_handle(
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thread_handle
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)
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ompdModule.test_ompd_get_thread_in_parallel(parallel_handle)
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elif arg == "ompd_thread_handle_compare":
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addr_handle = addr_space.addr_space
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threadId = gdb.selected_thread().ptid[1]
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thread_handle = ompdModule.get_thread_handle(threadId, addr_handle)
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parallel_handle = ompdModule.call_ompd_get_curr_parallel_handle(
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thread_handle
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)
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thread_handle1 = ompdModule.call_ompd_get_thread_in_parallel(
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parallel_handle, 1
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)
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thread_handle2 = ompdModule.call_ompd_get_thread_in_parallel(
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parallel_handle, 2
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)
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ompdModule.test_ompd_thread_handle_compare(thread_handle1, thread_handle1)
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ompdModule.test_ompd_thread_handle_compare(thread_handle1, thread_handle2)
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elif arg == "ompd_get_thread_id":
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||
|
|
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
|