def f(n):
if n <= 0:
return 42
try:
return f(n + 1)
except StackOverflow:
if glob.caught:
print 'Oups! already caught!'
glob.caught = True
_stack_criticalcode_start()
critical(100) # recurse another 100 times here
_stack_criticalcode_stop()
return 789
def f(n):
if n <= 0:
return 42
try:
return f(n+1)
except StackOverflow:
if glob.caught:
print 'Oups! already caught!'
glob.caught = True
_stack_criticalcode_start()
critical(100) # recurse another 100 times here
_stack_criticalcode_stop()
return 789
def force_now(cpu, token):
# Called during a residual call from the assembler, if the code
# actually needs to force one of the virtualrefs or the virtualizable.
# Implemented by forcing *all* virtualrefs and the virtualizable.
# don't interrupt me! If the stack runs out in force_from_resumedata()
# then we have seen cpu.force() but not self.save_data(), leaving in
# an inconsistent state
rstack._stack_criticalcode_start()
try:
deadframe = cpu.force(token)
# this should set descr to ResumeGuardForceDescr, if it
# was not that already
faildescr = cpu.get_latest_descr(deadframe)
assert isinstance(faildescr, ResumeGuardForcedDescr)
faildescr.handle_async_forcing(deadframe)
finally:
rstack._stack_criticalcode_stop()
def force_now(cpu, token):
# Called during a residual call from the assembler, if the code
# actually needs to force one of the virtualrefs or the virtualizable.
# Implemented by forcing *all* virtualrefs and the virtualizable.
# don't interrupt me! If the stack runs out in force_from_resumedata()
# then we have seen cpu.force() but not self.save_data(), leaving in
# an inconsistent state
rstack._stack_criticalcode_start()
try:
deadframe = cpu.force(token)
# this should set descr to ResumeGuardForcedDescr, if it
# was not that already
faildescr = cpu.get_latest_descr(deadframe)
assert isinstance(faildescr, ResumeGuardForcedDescr)
faildescr.handle_async_forcing(deadframe)
finally:
rstack._stack_criticalcode_stop()
