forked from M-Labs/artiq
compiler: handle async RPC as last statement in try block.
Fixes #1107.
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@ -1339,6 +1339,12 @@ class LLVMIRGenerator:
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self.llbuilder.call(self.llbuiltin("llvm.stackrestore"), [llstackptr])
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if fun_type.async:
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# If this RPC is called using an `invoke` ARTIQ IR instruction, there will be
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# no other instructions in this basic block. Since this RPC is async, it cannot
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# possibly raise an exception, so add an explicit jump to the normal successor.
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if llunwindblock:
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self.llbuilder.branch(llnormalblock)
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return ll.Undefined
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# T result = {
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@ -223,6 +223,17 @@ class _RPCCalls(EnvExperiment):
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def builtin(self):
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sleep(1.0)
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@rpc(flags={"async"})
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def async_rpc(self):
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pass
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@kernel
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def async_in_try(self):
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try:
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self.async_rpc()
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except ValueError:
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pass
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class RPCCallsTest(ExperimentCase):
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def test_args(self):
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@ -239,6 +250,7 @@ class RPCCallsTest(ExperimentCase):
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self.assertTrue((exp.numpy_full() == numpy.full(10, 20)).all())
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self.assertTrue(numpy.isnan(exp.numpy_nan()).all())
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exp.builtin()
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exp.async_in_try()
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class _Annotation(EnvExperiment):
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