def string_length(self):
self.arguments.append(cil.CILArgNode(self.self_vinfo))
ret_vinfo = self.define_internal_local()
self.register_instruction(cil.CILLengthNode, ret_vinfo, self.self_vinfo)
self.register_instruction(cil.CILReturnNode, ret_vinfo)
def string_concat(self):
self.arguments.append(cil.CILArgNode(self.self_vinfo))
other_arg = VariableInfo("other_arg")
self.register_argument(other_arg)
ret_vinfo = self.define_internal_local()
self.register_instruction(cil.CILConcatNode, ret_vinfo, self.self_vinfo, other_arg)
self.register_instruction(cil.CILReturnNode, ret_vinfo)
def string_substr(self):
self.arguments.append(cil.CILArgNode(self.self_vinfo))
idx_arg = VariableInfo("idx_arg")
self.register_argument(idx_arg)
length_arg = VariableInfo("length_arg")
self.register_argument(length_arg)
ret_vinfo = self.define_internal_local()
self.register_instruction(cil.CILSubstringNode, ret_vinfo, self.self_vinfo, idx_arg, length_arg)
self.register_instruction(cil.CILReturnNode, ret_vinfo)
def visit(self, node, ret_vinfo = None):
self.internal_count = 0
self.localvars = []
self.local_pointer = 0
self.arguments = []
self.instructions = []
function_minfo = self.environment.get_method_info(node.method_name, self.current_class.class_name)
function_minfo.method_name = self.build_internal_mname(function_minfo.method_name)
self.current_function = function_minfo
self.arguments.append(cil.CILArgNode(self.self_vinfo))
for arg in node.signature_vinfos:
self.register_argument(arg)
ret_vinfo = self.define_internal_local()
self.visit(node.body_expr, ret_vinfo)
self.register_instruction(cil.CILReturnNode, ret_vinfo)
self.dotcode.append(cil.CILFunctionNode(function_minfo, self.arguments, self.localvars, self.instructions))
return function_minfo
def io_inint(self):
self.arguments.append(cil.CILArgNode(self.self_vinfo))
ret_vinfo = self.define_internal_local()
self.register_instruction(cil.CILReadIntNode, ret_vinfo)
self.register_instruction(cil.CILReturnNode, ret_vinfo)
def io_outint(self):
self.arguments.append(cil.CILArgNode(self.self_vinfo))
int_arg = VariableInfo("int")
self.register_argument(int_arg)
self.register_instruction(cil.CILPrintIntNode, int_arg)
self.register_instruction(cil.CILReturnNode, self.self_vinfo)
def io_outstring(self):
self.arguments.append(cil.CILArgNode(self.self_vinfo))
str_arg = VariableInfo("str")
self.register_argument(str_arg)
self.register_instruction(cil.CILPrintStringNode, str_arg)
self.register_instruction(cil.CILReturnNode, self.self_vinfo)
def object_type_name(self):
self.arguments.append(cil.CILArgNode(self.self_vinfo))
ret_vinfo = self.define_internal_local()
self.register_instruction(cil.CILTypeNameNode, ret_vinfo, self.self_vinfo)
self.register_instruction(cil.CILReturnNode, ret_vinfo)
def register_argument(self, vinfo):
vinfo.var_name = self.build_internal_vname(vinfo.var_name)
arg_node = cil.CILArgNode(vinfo)
self.arguments.append(arg_node)
return vinfo