Class: OrigenTesters::IGXLBasedTester::UltraFLEX::Flow

Inherits:
Base::Flow
  • Object
show all
Defined in:
lib/origen_testers/igxl_based_tester/ultraflex/flow.rb

Constant Summary collapse

TEMPLATE = 
"#{Origen.root!}/lib/origen_testers/igxl_based_tester/ultraflex/templates/flow.txt.erb"
SCALES = 
[:p, :n, :u, :m, :none, :k, :M]

Constants inherited from Base::Flow

Base::Flow::OUTPUT_POSTFIX

Constants included from Flow

Flow::PROGRAM_MODELS_DIR

Instance Attribute Summary

Attributes inherited from Base::Flow

#branch, #context, #current_group, #flow_flag, #run_flag, #set_run_flags, #stack

Instance Method Summary collapse

Methods inherited from Base::Flow

#branch_if_enable, #clean_job, #completed_lines, #current_line, #flag_to_s, #format, #new_line, #number_of_tests_in, #on_continue, #on_cz, #on_disable_flow_flag, #on_enable_flow_flag, #on_flow, #on_flow_flag, #on_group, #on_job, #on_log, #on_name, #on_number, #on_object, #on_on_fail, #on_on_pass, #on_render, #on_run_flag, #on_set_result, #on_set_run_flag, #open_lines, #ultraflex

Methods included from Flow

#at_flow_start, #at_run_start, #bin, callstack, comment_stack, #context_changed?, #cz, #disable, #enable, flow_comments, flow_comments=, #generate_unique_label, #group, #if_all_failed, #if_all_passed, #if_any_failed, #if_any_passed, #if_enable, #if_failed, #if_flag, #if_job, #if_passed, #if_ran, #is_the_flow?, #lines, #log, #model, #nop, #pass, #program, #render, #save_program, #sig, #test, unique_ids, unique_ids=, #unless_enable, #unless_flag, #unless_job, #unless_ran

Methods included from Generator

#close, #collection, #collection=, #compiler, #current_dir, #dont_diff=, execute_source, #file_extension, #file_pipeline, #filename, #filename=, #finalize, #identity_map, #import, #inhibit_output, #name, #on_close, #output_file, #output_inhibited?, #platform, #reference_file, #render, #set_flow_description, #stats, #to_be_written?, #write_from_template, #write_to_file

Instance Method Details

#lowest_scale(a, b) ⇒ Object

Returns the lowest of the two scales



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# File 'lib/origen_testers/igxl_based_tester/ultraflex/flow.rb', line 109

def lowest_scale(a, b)
  if a == b
    a
  elsif !a
    b
  elsif !b
    a
  else
    if SCALES.index(a) < SCALES.index(b)
      a
    else
      b
    end
  end
end

#on_test(node) ⇒ Object 



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# File 'lib/origen_testers/igxl_based_tester/ultraflex/flow.rb', line 10

def on_test(node)
  super
  ins = node.find(:object).value
  if ins.respond_to?(:lo_limit) && (ins.lo_limit || ins.hi_limit) || ins.respond_to?(:lo) && (ins.lo || ins.hi)
    if ins.defer_limits
      completed_lines.last.opcode = 'Test-defer-limits'
    end
    limit = completed_lines.last.dup
    limit.type = :use_limit
    limit.opcode = 'Use-Limit'
    limit.parameter = nil
    if ins.respond_to?(:lo_limit)
      lo = ins.lo_limit
      hi = ins.hi_limit
      if lo.nil?
        lo = ins.lo
      end
      if hi.nil?
        hi = ins.hi
      end
    elsif ins.respond_to?(:lo)
      lo = ins.lo
      hi = ins.hi
    end
    size = 1
    if lo.is_a?(Array)
      size = lo.size if lo.size > size
    end
    if hi.is_a?(Array)
      size = hi.size if hi.size > size
    end

    size.times do |i|
      line = limit.dup

      if lo.is_a?(Array)
        l = lo[i]
      else
        l = lo
      end

      if hi.is_a?(Array)
        h = hi[i]
      else
        h = hi
      end

      if ins.scale
        if ins.scale.is_a?(Array)
          s = ins.scale[i]
        else
          s = ins.scale
        end
      else
        unless $tester.ultraflex?
          s = lowest_scale(scale_of(l), scale_of(h))
          l = scaled(l, s)
          h = scaled(h, s)
        end
      end
      line.lolim = l
      line.hilim = h
      line.scale = s unless s == :none
      if ins.units
        if ins.units.is_a?(Array)
          line.units = ins.units[i]
        else
          line.units = ins.units
        end
      end
      completed_lines << line
    end
  end
end

#scale_of(number) ⇒ Object

Returns the scale that should be best used to represent the given number, returns nil in the case where the given number is nil



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# File 'lib/origen_testers/igxl_based_tester/ultraflex/flow.rb', line 87

def scale_of(number)
  if number && number.is_a?(Numeric)
    number = number.abs
    if number >= 1_000_000
      :M
    elsif number >= 1_000
      :k
    elsif number >= 0.1
      :none
    elsif number >= 0.000_1
      :m
    elsif number >= 0.000_000_1
      :u
    elsif number >= 0.000_000_000_1
      :n
    else
      :p
    end
  end
end

#scaled(number, scale) ⇒ Object 



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# File 'lib/origen_testers/igxl_based_tester/ultraflex/flow.rb', line 125

def scaled(number, scale)
  if number
    if number.is_a?(Numeric)
      number = number.to_f
      if scale
        case scale
        when :M
          number = number / 1_000_000
        when :k
          number = number / 1_000
        when :m
          number = number * 1_000
        when :u
          number = number * 1_000_000
        when :n
          number = number * 1_000_000_000
        when :p
          number = number * 1_000_000_000_000
        end
      end
      if number.round(2) == number.to_i.to_f.round(2)
        number.to_i
      else
        number.round(2)
      end
    else
      number
    end
  end
end