def test_regalloc_exitswitch_2(self):
v1 = Variable(); v1.concretetype = rclass.CLASSTYPE
v2 = Variable(); v2.concretetype = rclass.CLASSTYPE
v3 = Variable(); v3.concretetype = rclass.CLASSTYPE
v4 = Variable(); v4.concretetype = rclass.CLASSTYPE
block = Block([])
block.operations = [
SpaceOperation('res_call', [], v1),
SpaceOperation('-live-', [], None),
]
graph = FunctionGraph('f', block, v4)
exclink = Link([v2], graph.returnblock)
exclink.llexitcase = 123 # normally an exception class
exclink.last_exception = v2
exclink.last_exc_value = "unused"
block.exitswitch = c_last_exception
block.closeblock(Link([v1], graph.returnblock),
exclink)
#
self.check_assembler(graph, """
res_call -> %i0
-live-
catch_exception L1
int_return %i0
---
L1:
goto_if_exception_mismatch $123, L2
last_exception -> %i0
int_return %i0
---
L2:
reraise
""")
def copy_link(self, link, prevblock):
newargs = [self.get_new_name(a) for a in link.args] + self.passon_vars(prevblock)
newlink = Link(newargs, self.copy_block(link.target), link.exitcase)
newlink.last_exception = self.get_new_name(link.last_exception)
newlink.last_exc_value = self.get_new_name(link.last_exc_value)
if hasattr(link, 'llexitcase'):
newlink.llexitcase = link.llexitcase
return newlink
def copy_link(self, link, prevblock):
newargs = [self.get_new_name(a) for a in link.args] + self.passon_vars(prevblock)
newlink = Link(newargs, self.copy_block(link.target), link.exitcase)
newlink.last_exception = self.get_new_name(link.last_exception)
newlink.last_exc_value = self.get_new_name(link.last_exc_value)
if hasattr(link, 'llexitcase'):
newlink.llexitcase = link.llexitcase
return newlink
def test_regalloc_exitswitch_2(self):
v1 = Variable()
v1.concretetype = rclass.CLASSTYPE
v2 = Variable()
v2.concretetype = rclass.CLASSTYPE
v3 = Variable()
v3.concretetype = rclass.CLASSTYPE
v4 = Variable()
v4.concretetype = rclass.CLASSTYPE
block = Block([])
block.operations = [
SpaceOperation('res_call', [], v1),
SpaceOperation('-live-', [], None),
]
graph = FunctionGraph('f', block, v4)
exclink = Link([v2], graph.returnblock)
exclink.llexitcase = 123 # normally an exception class
exclink.last_exception = v2
exclink.last_exc_value = "unused"
block.exitswitch = c_last_exception
block.closeblock(Link([v1], graph.returnblock), exclink)
#
self.check_assembler(
graph, """
res_call -> %i0
-live-
catch_exception L1
int_return %i0
---
L1:
goto_if_exception_mismatch $123, L2
last_exception -> %i0
int_return %i0
---
L2:
reraise
""")