AuroraMiddleware/v8
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When dumping the stack, try to print contents as ASCII

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This makes it easier to find strings that are on the stack for debugging

BUG=none
LOG=n
R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/132503005

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23045 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
This commit is contained in:
jochen@chromium.org 2014-08-11 14:16:43 +00:00
parent 943960dfd1
commit d5980902be
1 changed files with 6 additions and 3 deletions
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9
tools/grokdump.py
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@ -3103,15 +3103,18 @@ def AnalyzeMinidump(options, minidump_name):
frame_pointer = reader.ExceptionFP()
print "Annotated stack (from exception.esp to bottom):"
for slot in xrange(stack_top, stack_bottom, reader.PointerSize()):
ascii_content = [c if c >= '\x20' and c < '\x7f' else '.'
for c in reader.ReadBytes(slot, reader.PointerSize())]
maybe_address = reader.ReadUIntPtr(slot)
heap_object = heap.FindObject(maybe_address)
maybe_symbol = reader.FindSymbol(maybe_address)
if slot == frame_pointer:
maybe_symbol = "<---- frame pointer"
frame_pointer = maybe_address
print "%s: %s %s" % (reader.FormatIntPtr(slot),
reader.FormatIntPtr(maybe_address),
maybe_symbol or "")
print "%s: %s %s %s" % (reader.FormatIntPtr(slot),
reader.FormatIntPtr(maybe_address),
"".join(ascii_content),
maybe_symbol or "")
if heap_object:
heap_object.Print(Printer())
print