jit/backend/x86/test/test_loop_unroll.py::TestLoopSpec::()::test_interp_many_paths
self = <rpython.jit.backend.x86.test.test_loop_unroll.TestLoopSpec object at 0x00000201ebd05b78>
def test_interp_many_paths(self):
myjitdriver = JitDriver(greens = ['i'], reds = ['x', 'node'])
NODE = self._get_NODE()
bytecode = "xxxxxxxb"
def f(node):
x = 0
i = 0
while i < len(bytecode):
myjitdriver.jit_merge_point(i=i, x=x, node=node)
op = bytecode[i]
if op == 'x':
if not node:
break
if node.value < 100: # a pseudo-random choice
x += 1
node = node.next
elif op == 'b':
i = 0
myjitdriver.can_enter_jit(i=i, x=x, node=node)
continue
i += 1
return x
node1 = self.nullptr(NODE)
for i in range(300):
prevnode = self.malloc(NODE)
prevnode.value = pow(47, i, 199)
prevnode.next = node1
node1 = prevnode
expected = f(node1)
> res = self.meta_interp(f, [node1])
jit\metainterp\test\test_loop.py:235:
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
jit\metainterp\test\support.py:265: in meta_interp
return ll_meta_interp(*args, **kwds)
jit\metainterp\warmspot.py:89: in ll_meta_interp
return jittify_and_run(interp, graph, args, backendopt=backendopt, **kwds)
jit\metainterp\warmspot.py:127: in jittify_and_run
res = interp.eval_graph(graph, args)
rtyper\llinterp.py:102: in eval_graph
retval = llframe.eval()
rtyper\llinterp.py:300: in eval
nextblock, args = self.eval_block(nextblock)
rtyper\llinterp.py:324: in eval_block
self.eval_operation(op)
rtyper\llinterp.py:427: in eval_operation
retval = ophandler(*vals)
rtyper\llinterp.py:702: in op_direct_call
return self.perform_call(f, FTYPE.ARGS, args)
rtyper\llinterp.py:689: in perform_call
return self.invoke_callable_with_pyexceptions(f, *args)
rtyper\llinterp.py:496: in invoke_callable_with_pyexceptions
return obj._callable(*args)
jit\metainterp\warmspot.py:954: in ll_portal_runner
portal_ptr)(*args)
jit\codewriter\support.py:163: in on_top_of_llinterp
return llinterp.eval_graph(funcobj.graph, list(args))
rtyper\llinterp.py:102: in eval_graph
retval = llframe.eval()
rtyper\llinterp.py:300: in eval
nextblock, args = self.eval_block(nextblock)
rtyper\llinterp.py:324: in eval_block
self.eval_operation(op)
rtyper\llinterp.py:427: in eval_operation
retval = ophandler(*vals)
rtyper\llinterp.py:702: in op_direct_call
return self.perform_call(f, FTYPE.ARGS, args)
rtyper\llinterp.py:689: in perform_call
return self.invoke_callable_with_pyexceptions(f, *args)
rtyper\llinterp.py:512: in invoke_callable_with_pyexceptions
self.make_llexception()
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
self = <rpython.rtyper.llinterp.LLFrame object at 0x00000201ebc3fbb0>
exc = RuntimeError('maximum recursion depth exceeded',)
def make_llexception(self, exc=None):
if exc is None:
original = sys.exc_info()
exc = original[1]
# it makes no sense to convert some exception classes that
# just mean something buggy crashed
if isinstance(exc, (AssertionError, AttributeError,
TypeError, NameError,
KeyboardInterrupt, SystemExit,
ImportError, SyntaxError)):
raise original[0], original[1], original[2] # re-raise it
# for testing the JIT (see ContinueRunningNormally) we need
# to let some exceptions introduced by the JIT go through
# the llinterpreter uncaught
if getattr(exc, '_go_through_llinterp_uncaught_', False):
raise original[0], original[1], original[2] # re-raise it
extraargs = (original,)
else:
extraargs = ()
typer = self.llinterpreter.typer
exdata = typer.exceptiondata
evalue = exdata.get_standard_ll_exc_instance_by_class(exc.__class__)
etype = self.op_direct_call(exdata.fn_type_of_exc_inst, evalue)
> raise LLException(etype, evalue, *extraargs)
E LLException: <LLException 'RuntimeError'
E | Traceback (most recent call last):
E | File "D:\a\pypy\pypy\rpython\rtyper\llinterp.py", line 496, in invoke_callable_with_pyexceptions
E | return obj._callable(*args)
E | File "D:\a\pypy\pypy\rpython\jit\metainterp\warmspot.py", line 581, in maybe_enter_jit
E | crash_in_jit(e)
E | File "D:\a\pypy\pypy\rpython\jit\metainterp\warmspot.py", line 560, in crash_in_jit
E | raise e
E | RuntimeError: maximum recursion depth exceeded
E `------>
rtyper\llinterp.py:491: LLException
---------- Captured stderr call ----------
[platform:msg] Updated environment with vsver 160, using x64 True
[rtyper] -=- specialized 14 blocks -=-
[rtyper] -=- specialized 4 more blocks -=-
[rtyper] -=- specialized 2 more blocks -=-
[rtyper] -=- specialized 7 more blocks -=-
[rtyper] -=- specialized 6 more blocks -=-
[rtyper] -=- specialized 19 more blocks -=-
[rtyper] -=- specialized 12 more blocks -=-
[rtyper] -=- specialized 3 more blocks -=-
[jitcodewriter:info] making JitCodes...
[jitcodewriter:WARNING] found debug_assert in <FunctionGraph of (rpython.rtyper.lltypesystem.rstr:354)ll_stritem_nonneg__rpy_stringPtr_Signed at 0x201eb95f408>; should have be removed
[jitcodewriter:WARNING] found debug_assert in <FunctionGraph of (rpython.rtyper.lltypesystem.rstr:354)ll_stritem_nonneg__rpy_stringPtr_Signed at 0x201eb95f408>; should have be removed
[jitcodewriter:info] There are 2 JitCode instances.
[jitcodewriter:info] There are 8 -live- ops. Size of liveness is 10 bytes
[jitcodewriter] compute_bitstrings:
[jitcodewriter] 1 effectinfos:
[jitcodewriter] 0 descrs for arrays
[jitcodewriter] 0 descrs for fields
[jitcodewriter] 0 descrs for interiorfields
[jitcodewriter] -> 1 bitstrings, mean length 0.0, max length 0
builder: rpython-win-x86-64 build #767*
test: jit/backend/x86/test/test_loop_unroll.py::TestLoopSpec::()::test_interp_many_paths