Method: Voodoo::AMD64NasmGenerator#end_function

Defined in:
lib/voodoo/generators/amd64_nasm_generator.rb

#end_function ⇒ Object

Ends a function body.



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# File 'lib/voodoo/generators/amd64_nasm_generator.rb', line 181

def end_function
  label @function_end_label
  # Restore saved registers
  @saved_registers.each_with_index do |register,i|
    ref = offset_reference saved_local_offset(i)
    emit "mov #{register}, #{ref}\n"
  end
  # Destroy frame.
  emit "leave\n"
  # Return.
  emit "ret\n"
  if @environment == @top_level
    raise "Cannot end function when not in a function"
  else
    @environment = @top_level
  end
end