def configure_stream(self, stream):
stream.big_endian = self.is_big_endian
if self.is_64bit:
if not system.IS_64BIT:
raise error.FatalError("Cannot handle 64-bit image.")
stream.be_64bit()
else:
stream.be_32bit()
def _extendedStoreBytecode(self, interp, current_bytecode, descriptor):
variableType, variableIndex = self._extendedVariableTypeAndIndex(
descriptor)
if variableType == 0:
self.w_receiver().store(self.space, variableIndex, self.top())
elif variableType == 1:
self.settemp(variableIndex, self.top())
elif variableType == 2:
raise error.FatalError(
"Illegal ExtendedStoreBytecode. veriableType 2.")
elif variableType == 3:
w_association = self.w_method().getliteral(variableIndex)
association = wrapper.AssociationWrapper(self.space, w_association)
association.store_value(self.top())
def unwind_context_chain(self, start_context, target_context,
return_value):
if start_context is None:
# This is the toplevel frame. Execution ended.
raise ReturnFromTopLevel(return_value)
assert target_context
context = start_context
while context is not target_context:
if not context:
msg = "Context chain ended while trying to return\n%s\nfrom\n%s\n(pc %s)\nto\n%s\n(pc %s)" % (
return_value.as_repr_string(), start_context.short_str(),
start_context.pc(), target_context.short_str(),
start_context.pc())
raise error.FatalError(msg)
s_sender = context.s_sender()
context._activate_unwind_context(self)
context = s_sender
context.push(return_value)
return context