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Method RelativeOffset

deps/v8/tools/grokdump.py:1930–1945  ·  view source on GitHub ↗
(self, slot, address)

Source from the content-addressed store, hash-verified

1928 return "%s %s" % (address, marker)
1929
1930 def RelativeOffset(self, slot, address):
1931 if not self.reader.IsValidAlignedAddress(slot): return None
1932 if self.IsTaggedObjectAddress(address):
1933 address -= 1
1934 if not self.reader.IsValidAlignedAddress(address): return None
1935 offset = (address - slot) / self.MachinePointerSize()
1936
1937 lower_limit = -32
1938 upper_limit = 128
1939 if self.reader.IsExceptionStackAddress(address):
1940 upper_limit = 0xFFFFFF
1941
1942 if offset < lower_limit or upper_limit < offset: return None
1943 target_address = self.reader.ReadUIntPtr(address)
1944 return "[%+02d]=%s %s" % (offset, self.reader.FormatIntPtr(target_address),
1945 self.AddressTypeMarker(target_address))
1946
1947 def FindObjectPointers(self, start=0, end=0):
1948 objects = set()

Callers 1

InterpretMemoryMethod · 0.80

Calls 7

IsTaggedObjectAddressMethod · 0.95
MachinePointerSizeMethod · 0.95
AddressTypeMarkerMethod · 0.95
IsValidAlignedAddressMethod · 0.80
ReadUIntPtrMethod · 0.80
FormatIntPtrMethod · 0.45

Tested by

no test coverage detected