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Diffstat (limited to 'utils/CollectDebugInfoUsingLLDB.py')
| -rwxr-xr-x | utils/CollectDebugInfoUsingLLDB.py | 182 |
1 files changed, 0 insertions, 182 deletions
diff --git a/utils/CollectDebugInfoUsingLLDB.py b/utils/CollectDebugInfoUsingLLDB.py deleted file mode 100755 index 4dbd19afa62b0..0000000000000 --- a/utils/CollectDebugInfoUsingLLDB.py +++ /dev/null @@ -1,182 +0,0 @@ -#!/usr/bin/python - -#---------------------------------------------------------------------- -# -# Be sure to add the python path that points to the LLDB shared library. -# On MacOSX csh, tcsh: -# setenv PYTHONPATH /Developer/Library/PrivateFrameworks/LLDB.framework/Resources/Python -# On MacOSX sh, bash: -# export PYTHONPATH=/Developer/Library/PrivateFrameworks/LLDB.framework/Resources/Python -# -# This script collect debugging information using LLDB. This script is -# used by TEST=dbg in llvm testsuite to measure quality of debug info in -# optimized builds. -# -# Usage: -# export PYTHONPATH=... -# ./CollectDebugInfUsingLLDB.py program bp_file out_file -# program - Executable program with debug info. -# bp_file - Simple text file listing breakpoints. -# <absolute file name> <line number> -# out_file - Output file where the debug info will be emitted. -#---------------------------------------------------------------------- - -import lldb -import os -import sys -import time - -# AlreadyPrintedValues - A place to keep track of recursive values. -AlreadyPrintedValues = {} - -# ISAlreadyPrinted - Return true if value is already printed. -def IsAlreadyPrinted(value_name): - if AlreadyPrintedValues.get(value_name) is None: - AlreadyPrintedValues[value_name] = 1 - return False - return True - - -# print_var_value - Print a variable's value. -def print_var_value (v, file, frame): - if v.IsValid() == False: - return - if IsAlreadyPrinted(v.GetName()): - return - total_children = v.GetNumChildren() - if total_children > 0: - c = 0 - while (c < total_children) : - child = v.GetChildAtIndex(c) - if child is None: - file.write("None") - else: - if (child.GetName()) is None: - file.write("None") - else: - file.write(child.GetName()) - file.write('=') - print_var_value(child, file, frame) - file.write(',') - c = c + 1 - else: - if v.GetValue(frame) is None: - file.write("None") - else: - file.write(v.GetValue(frame)) - -# print_vars - Print variable values in output file. -def print_vars (tag, vars, fname, line, file, frame, target, thread): - # disable this thread. - count = thread.GetStopReasonDataCount() - bid = 0 - tid = 0 - for i in range(count): - id = thread.GetStopReasonDataAtIndex(i) - bp = target.FindBreakpointByID(id) - if bp.IsValid(): - if bp.IsEnabled() == True: - bid = bp.GetID() - tid = bp.GetThreadID() - bp.SetEnabled(False) - else: - bp_loc = bp.FindLocationByID(thread.GetStopReasonDataAtIndex(i+1)) - if bp_loc.IsValid(): - bid = bp_loc.GetBreakPoint().GetID() - tid = bp_loc.ThreadGetID() - bp_loc.SetEnabled(False); - - for i in range(vars.GetSize()): - v = vars.GetValueAtIndex(i) - if v.GetName() is not None: - file.write(tag) - file.write(fname) - file.write(':') - file.write(str(line)) - file.write(' ') - file.write(str(tid)) - file.write(':') - file.write(str(bid)) - file.write(' ') - file.write(v.GetName()) - file.write(' ') - AlreadyPrintedValues.clear() - print_var_value (v, file, frame) - file.write('\n') - -# set_breakpoints - set breakpoints as listed in input file. -def set_breakpoints (target, breakpoint_filename, file): - f = open(breakpoint_filename, "r") - lines = f.readlines() - for l in range(len(lines)): - c = lines[l].split() - # print "setting break point - ", c - bp = target.BreakpointCreateByLocation (str(c[0]), int(c[1])) - file.write("#Breakpoint ") - file.write(str(c[0])) - file.write(':') - file.write(str(c[1])) - file.write(' ') - file.write(str(bp.GetThreadID())) - file.write(':') - file.write(str(bp.GetID())) - file.write('\n') - f.close() - -# stopeed_at_breakpoint - Return True if process is stopeed at a -# breakpoint. -def stopped_at_breakpoint (process): - if process.IsValid(): - state = process.GetState() - if state == lldb.eStateStopped: - thread = process.GetThreadAtIndex(0) - if thread.IsValid(): - if thread.GetStopReason() == lldb.eStopReasonBreakpoint: - return True - return False - -# Create a new debugger instance -debugger = lldb.SBDebugger.Create() - -# When we step or continue, don't return from the function until the process -# stops. We do this by setting the async mode to false. -debugger.SetAsync (False) - -# Create a target from a file and arch -##print "Creating a target for '%s'" % sys.argv[1] - -target = debugger.CreateTargetWithFileAndArch (sys.argv[1], lldb.LLDB_ARCH_DEFAULT) - -if target.IsValid(): - #print "target is valid" - file=open(str(sys.argv[3]), 'w') - set_breakpoints (target, sys.argv[2], file) - - # Launch the process. Since we specified synchronous mode, we won't return - # from this function until we hit the breakpoint at main - sberror = lldb.SBError() - process = target.Launch (None, None, os.ctermid(), os.ctermid(), os.ctermid(), None, 0, False, sberror) - # Make sure the launch went ok - while stopped_at_breakpoint(process): - thread = process.GetThreadAtIndex (0) - frame = thread.GetFrameAtIndex (0) - if frame.IsValid(): - # #Print some simple frame info - ##print frame - #print "frame is valid" - function = frame.GetFunction() - if function.IsValid(): - fname = function.GetMangledName() - if fname is None: - fname = function.GetName() - #print "function : ",fname - line = frame.GetLineEntry().GetLine() - vars = frame.GetVariables(1,0,0,0) - print_vars ("#Argument ", vars, fname, line, file, frame, target, thread) - # vars = frame.GetVariables(0,1,0,0) - # print_vars ("#Variables ", vars, fname, line, file, frame, target, thread) - - process.Continue() - file.close() - -lldb.SBDebugger.Terminate() |