Class: BOAST::BasicBinaryOperator

Inherits:
Operator
  • Object
show all
Defined in:
lib/BOAST/Operators.rb

Direct Known Subclasses

Addition, Division, Multiplication, Substraction

Class Method Summary collapse

Methods inherited from Operator

convert, get_vector_name, inspect

Methods included from PrivateStateAccessor

private_boolean_state_accessor, private_state_accessor

Class Method Details

.to_s(arg1, arg2, return_type) ⇒ Object 



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# File 'lib/BOAST/Operators.rb', line 118

def BasicBinaryOperator.to_s(arg1, arg2, return_type)
  #puts "#{arg1.class} * #{arg2.class} : #{arg1} * #{arg2}"
  if lang == C and (arg1.class == Variable and arg2.class == Variable) and (arg1.type.vector_length > 1 or arg2.type.vector_length > 1) then
    raise "Vectors have different length: #{arg1} #{arg1.type.vector_length}, #{arg2} #{arg2.type.vector_length}" if arg1.type.vector_length != arg2.type.vector_length
    #puts "#{arg1.type.signed} #{arg2.type.signed} #{return_type.type.signed}"
	return_name = get_vector_name(return_type.type)
    size = return_type.type.total_size * 8
    case get_architecture
    when X86
      if arg1.type != return_type.type
        a1 = convert(arg1, return_type.type)
      else
        a1 = "#{arg1}"
      end
      if arg2.type != return_type.type
        a2 = convert(arg2, return_type.type)
      else
        a2 = "#{arg2}"
      end
      intr_name = "_mm"
      if size > 128 then
        intr_name += "#{size}"
      end
      intr_name += "_#{intr_name_X86}_#{return_name}"
      return "#{intr_name}( #{a1}, #{a2} )"
    when ARM
      if arg1.type.class != return_type.type.class then
        a1 = convert(arg1, return_type.type)
      else
        a1 = "#{arg1}"
      end
      if arg2.type.class != return_type.type.class then
        a2 = convert(arg2, return_type.type)
      else
        a2 = "#{arg2}"
      end
      intr_name = "#{intr_name_ARM}"
      intr_name += "q" if size == 128
      intr_name += "_" + return_name + "( #{a1}, #{a2} )"
      return intr_name
    else
      raise "Unsupported architecture!"
    end
  else
    return basic_usage( arg1, arg2 )
  end
end