slicc/ast/PeekStatementAST.py

33     def __init__(self, slicc, queue_name, type_ast, pairs, statements, method):
34         super(PeekStatementAST, self).__init__(slicc, pairs)
36         self.queue_name = queue_name
37         self.type_ast = type_ast
38         self.statements = statements
39         self.method = method
41     def __repr__(self):
43                (self.method, self.queue_name, self.type_ast, self.statements)
45     def generate(self, code, return_type):
46         self.symtab.pushFrame()
48         msg_type = self.type_ast.type
51         var = Var(self.symtab, "in_msg", self.location, msg_type, "(*in_msg_ptr)",
52                   self.pairs)
53         self.symtab.newSymbol(var)
56         self.queue_name.assertType("InPort")
60         qcode = self.queue_name.var.code
65     in_msg_ptr = dynamic_cast<const $mtid *>(($qcode).${{self.method}}());
74         if "block_on" in self.pairs:
75             address_field = self.pairs['block_on']
85         if "wake_up" in self.pairs:
86             address_field = self.pairs['wake_up']
94         self.statements.generate(code, return_type)
95         self.symtab.popFrame()
98     def findResources(self, resources):
99         self.statements.findResources(resources)