mirror of https://github.com/m-labs/artiq.git
ARTIQIRGenerator: add semantic locs to all other implicitly raised exceptions.
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@ -66,7 +66,7 @@ def main():
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buf = source.Buffer("".join(fileinput.input()).expandtabs(),
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os.path.basename(fileinput.filename()))
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parsed, comments = parse_buffer(buf, engine=engine)
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typed = ASTTypedRewriter(engine=engine, globals=prelude.globals()).visit(parsed)
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typed = ASTTypedRewriter(engine=engine, prelude=prelude.globals()).visit(parsed)
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Inferencer(engine=engine).visit(typed)
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if monomorphize:
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IntMonomorphizer(engine=engine).visit(typed)
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@ -714,13 +714,13 @@ class ARTIQIRGenerator(algorithm.Visitor):
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return mapped_index
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def _make_check(self, cond, exn_gen):
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def _make_check(self, cond, exn_gen, loc=None):
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# cond: bool Value, condition
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# exn_gen: lambda()->exn Value, exception if condition not true
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cond_block = self.current_block
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self.current_block = body_block = self.add_block()
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self.raise_exn(exn_gen())
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self.raise_exn(exn_gen(), loc=loc)
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self.current_block = tail_block = self.add_block()
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cond_block.append(ir.BranchIf(cond, tail_block, body_block))
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@ -789,7 +789,8 @@ class ARTIQIRGenerator(algorithm.Visitor):
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self._make_check(
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self.append(ir.Compare(ast.NotEq(loc=None), step, ir.Constant(0, step.type))),
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lambda: self.alloc_exn(builtins.TValueError(),
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ir.Constant("step cannot be zero", builtins.TStr())))
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ir.Constant("step cannot be zero", builtins.TStr())),
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loc=node.slice.step.loc)
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else:
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step = ir.Constant(1, node.slice.type)
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counting_up = self.append(ir.Compare(ast.Gt(loc=None), step,
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@ -811,7 +812,8 @@ class ARTIQIRGenerator(algorithm.Visitor):
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lambda: self.alloc_exn(builtins.TValueError(),
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ir.Constant("slice size {0} is larger than iterable length {1}",
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builtins.TStr()),
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slice_size, length))
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slice_size, length),
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loc=node.slice.loc)
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if self.current_assign is None:
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is_neg_size = self.append(ir.Compare(ast.Lt(loc=None),
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@ -992,20 +994,23 @@ class ARTIQIRGenerator(algorithm.Visitor):
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def visit_BinOpT(self, node):
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if builtins.is_numeric(node.type):
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lhs = self.visit(node.left)
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rhs = self.visit(node.right)
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if isinstance(node.op, (ast.LShift, ast.RShift)):
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# Check for negative shift amount.
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self._make_check(
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self.append(ir.Compare(ast.GtE(loc=None), rhs, ir.Constant(0, rhs.type))),
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lambda: self.alloc_exn(builtins.TValueError(),
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ir.Constant("shift amount must be nonnegative", builtins.TStr())))
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ir.Constant("shift amount must be nonnegative", builtins.TStr())),
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loc=node.right.loc)
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elif isinstance(node.op, (ast.Div, ast.FloorDiv)):
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self._make_check(
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self.append(ir.Compare(ast.NotEq(loc=None), rhs, ir.Constant(0, rhs.type))),
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lambda: self.alloc_exn(builtins.TZeroDivisionError(),
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ir.Constant("cannot divide by zero", builtins.TStr())))
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ir.Constant("cannot divide by zero", builtins.TStr())),
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loc=node.right.loc)
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return self.append(ir.Arith(node.op, self.visit(node.left), rhs))
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return self.append(ir.Arith(node.op, lhs, rhs))
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elif isinstance(node.op, ast.Add): # list + list, tuple + tuple
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lhs, rhs = self.visit(node.left), self.visit(node.right)
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if types.is_tuple(node.left.type) and types.is_tuple(node.right.type):
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