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transforms.artiq_ir_generator: treat builtins in 'with' syntactically.
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@ -695,9 +695,11 @@ class ARTIQIRGenerator(algorithm.Visitor):
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context_expr_node = node.items[0].context_expr
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optional_vars_node = node.items[0].optional_vars
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if types.is_builtin(context_expr_node.type, "sequential"):
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if isinstance(context_expr_node, asttyped.NameT) and \
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context_expr_node.id == "sequential":
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self.visit(node.body)
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elif types.is_builtin(context_expr_node.type, "parallel"):
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elif isinstance(context_expr_node, asttyped.NameT) and \
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context_expr_node.id == "parallel":
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parallel = self.append(ir.Parallel([]))
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heads, tails = [], []
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@ -715,6 +717,9 @@ class ARTIQIRGenerator(algorithm.Visitor):
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if not tail.is_terminated():
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tail.append(ir.Branch(self.current_block))
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else:
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assert False
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# Expression visitors
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# These visitors return a node in addition to mutating
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# the IR.
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@ -762,7 +762,11 @@ class Inferencer(algorithm.Visitor):
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self._unify(node.type, typ.find().instance,
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node.loc, None)
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else:
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assert False
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diag = diagnostic.Diagnostic("error",
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"builtin function '{name}' cannot be used in this context",
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{"name": typ.name},
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node.loc)
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self.engine.process(diag)
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def visit_CallT(self, node):
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self.generic_visit(node)
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@ -0,0 +1,5 @@
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# RUN: %python -m artiq.compiler.testbench.inferencer +diag %s >%t
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# RUN: OutputCheck %s --file-to-check=%t
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# CHECK-L: ${LINE:+1}: error: builtin function 'sequential' cannot be used in this context
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sequential()
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