Class: Rubex::AST::Expression::CommandCall

Inherits:
Base
  • Object
show all
Defined in:
lib/rubex/ast/expression/command_call.rb

Direct Known Subclasses

Raise, StructOrUnionMemberCall

Instance Attribute Summary

Attributes inherited from Base

#entry, #type, #typecast

Instance Method Summary collapse

Methods inherited from Base

#allocate_temp, #allocate_temps, #analyse_for_target_type, #expression?, #from_ruby_object, #generate_and_dispose_subexprs, #has_temp, #possible_typecast, #release_temp, #release_temps, #to_ruby_object

Constructor Details

#initialize(expr, command, arg_list) ⇒ CommandCall

Returns a new instance of CommandCall.



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# File 'lib/rubex/ast/expression/command_call.rb', line 5

def initialize(expr, command, arg_list)
  @expr = expr
  @command = command
  @arg_list = arg_list
end

Instance Method Details

#analyse_types(local_scope) ⇒ Object 



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# File 'lib/rubex/ast/expression/command_call.rb', line 11

def analyse_types(local_scope)
  @entry = local_scope.find(@command)
  if @expr.nil? # Case for implicit 'self' when a method in the class itself is being called.
    @expr = (@entry && !@entry.extern) ? Expression::Self.new : Expression::Empty.new
  end
  @expr.analyse_types(local_scope)
  analyse_command_type local_scope
  @subexprs = [@expr, @command]
  super
end

#c_code(local_scope) ⇒ Object 



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# File 'lib/rubex/ast/expression/command_call.rb', line 39

def c_code(local_scope)
  code = super
  code << @c_code
  code
end

#generate_assignment_code(rhs, code, local_scope) ⇒ Object 



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# File 'lib/rubex/ast/expression/command_call.rb', line 33

def generate_assignment_code(rhs, code, local_scope)
  generate_evaluation_code code, local_scope
  code << "#{c_code(local_scope)} = #{rhs.c_code(local_scope)};"
  code.nl
end

#generate_disposal_code(code) ⇒ Object 



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# File 'lib/rubex/ast/expression/command_call.rb', line 28

def generate_disposal_code(code)
  @expr.generate_disposal_code code
  @command.generate_disposal_code code
end

#generate_evaluation_code(code, local_scope) ⇒ Object 



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# File 'lib/rubex/ast/expression/command_call.rb', line 22

def generate_evaluation_code(code, local_scope)
  @expr.generate_evaluation_code(code, local_scope)
  @command.generate_evaluation_code code, local_scope
  @c_code = @command.c_code(local_scope)
end