Class: Origen::Generator::Flow

Inherits:
Object
  • Object
show all
Defined in:
lib/origen_testers/origen_ext/generator/flow.rb

Instance Method Summary collapse

Instance Method Details

#_create(options = {}, &block) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/origen_testers/origen_ext/generator/flow.rb', line 95

def _create(options = {}, &block)
  options = {
    reload_target: true
  }.merge(options)
  # Make the top level flow globally available, this helps to assign test descriptions
  # to the correct flow whenever tests are instantiated from sub-flows
  if Origen.interface_loaded? && Origen.interface.top_level_flow
    sub_flow = true
    if Origen.tester.doc?
      Origen.interface.flow.start_section
    end
  else
    sub_flow = false
  end
  job.output_file_body = options.delete(:name).to_s if options[:name]
  if sub_flow
    interface = Origen.interface
    if reload_target?(interface, options)
      Origen.app.reload_target!
      Origen.tester.generating = :program
    end
    opts = Origen.generator.option_pipeline.pop || {}
    Origen.interface.startup(options) if Origen.interface.respond_to?(:startup)
    interface.instance_exec(opts, &block)
    Origen.interface.shutdown(options) if Origen.interface.respond_to?(:shutdown)
    if Origen.tester.doc?
      Origen.interface.flow.stop_section
    end
    interface.close(flow: true, sub_flow: true)
  else
    Origen.log.info "Generating... #{Origen.file_handler.current_file.basename}"
    interface = Origen.reset_interface(options)
    if reload_target?(interface, options)
      Origen.app.reload_target!
      Origen.tester.generating = :program
    end
    Origen.interface.set_top_level_flow
    Origen.interface.flow_generator.set_flow_description(Origen.interface.consume_comments)
    options[:top_level] = true
    Origen.interface.flow.instance_variable_set('@top_level', Origen.interface.flow)
    Origen.interface.flow.on_top_level_set if Origen.interface.flow.respond_to?(:on_top_level_set)
    Origen.app.listeners_for(:on_flow_start).each do |listener|
      listener.on_flow_start(options)
    end
    Origen.interface.startup(options) if Origen.interface.respond_to?(:startup)
    interface.instance_eval(&block)
    Origen.interface.generate_eof_charz_tests if Origen.interface.respond_to?(:generate_eof_charz_tests)
    Origen.interface.shutdown(options) if Origen.interface.respond_to?(:shutdown)
    interface.at_flow_end if interface.respond_to?(:at_flow_end)
    Origen.app.listeners_for(:on_flow_end).each do |listener|
      listener.on_flow_end(options)
    end
    interface.close(flow: true)
  end
end

#_extract_comments(file, flow_line) ⇒ Object 



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# File 'lib/origen_testers/origen_ext/generator/flow.rb', line 159

def _extract_comments(file, flow_line)
  flow_comments = []
  comments = {}
  comment = nil
  File.readlines(file).each_with_index do |line, i|
    if comment
      if line =~ /^\s*#-(.*)/
        # Nothing, just ignore but keep the comment open
      elsif line =~ /^\s*#(.*)/
        comment << Regexp.last_match(1).strip
      else
        comment = nil
      end
    else
      if line =~ /^\s*#[^-](.*)/
        if i < flow_line
          comment = flow_comments
        else
          comment = []
          comments[i + 1] = comment
        end
        comment << Regexp.last_match(1).strip
      end
    end
  end
  [flow_comments, comments]
end

#_sub_flow(name, options, &block) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/origen_testers/origen_ext/generator/flow.rb', line 64

def _sub_flow(name, options, &block)
  @top_level_flow ||= Origen.interface.flow
  parent = Origen.interface.flow
  # If the parent flow already has a child flow of this name then we need to generate a
  # new unique name/id
  # Also generate a new name when the child flow name matches the parent flow name, SMT8.2
  # onwards does not allow this
  if parent.children[name] || parent.name.to_s == name.to_s
    i = 0
    tempname = name
    while parent.children[tempname] || parent.name.to_s == tempname.to_s
      i += 1
      tempname = "#{name}_#{i}"
    end
    name = tempname
  end
  if parent
    id = parent.path + ".#{name}"
  else
    id = name
  end
  sub_flow = Origen.interface.with_flow(id) do
    Origen.interface.flow.instance_variable_set(:@top_level, @top_level_flow)
    Origen.interface.flow.instance_variable_set(:@parent, parent)
    _create(options, &block)
  end
  parent.children[name] = sub_flow
  [parent, sub_flow]
end

#create(options = {}, &block) ⇒ Object

Create a call stack of flows so that we can work out where the nodes of the ATP AST originated from



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# File 'lib/origen_testers/origen_ext/generator/flow.rb', line 13

def create(options = {}, &block)
  options = {
    reload_target: true,
    name:          OrigenTesters::Flow.name_stack.pop
  }.merge(options)
  # Patch for Windows operation since the path can start with something like "C:/"
  if caller[0] =~ /(:(\/|\\))/
    orig_separator = Regexp.last_match(1)
    file, line = *caller[0].sub(/:(\/|\\)/, '_ORIG_SEPARATOR_').split(':')
    file = file.sub('_ORIG_SEPARATOR_', orig_separator)
  else
    file, line = *caller[0].split(':')
  end
  OrigenTesters::Flow.callstack << file
  flow_comments, comments = *_extract_comments(OrigenTesters::Flow.callstack.last, line.to_i)
  OrigenTesters::Flow.comment_stack << comments
  OrigenTesters::Flow.ht_comments = {}
  comments.each do |src_line, com_array|
    flow_src_line = src_line + com_array.size
    OrigenTesters::Flow.ht_comments[flow_src_line] = com_array
  end
  if OrigenTesters::Flow.flow_comments
    top = false
    name = options[:name] || Pathname.new(file).basename('.rb').to_s.sub(/^_/, '')
    # Generate imports as separate sub-flow files on this platform
    if tester.v93k? && tester.smt8?
      parent, sub_flow = *_sub_flow(name, options, &block)
      path = sub_flow.output_file.relative_path_from(Origen.file_handler.output_directory)
      parent.atp.sub_flow(sub_flow.atp.raw, path: path.to_s)
    else
      Origen.interface.flow.group(name, description: flow_comments) do
        _create(options, &block)
      end
    end
  else
    @top_level_flow = nil
    OrigenTesters::Flow.flow_comments = flow_comments
    if options.key?(:unique_ids)
      OrigenTesters::Flow.unique_ids = options.delete(:unique_ids)
    else
      OrigenTesters::Flow.unique_ids = true
    end
    top = true
    _create(options, &block)
  end
  OrigenTesters::Flow.callstack.pop
  OrigenTesters::Flow.comment_stack.pop
  OrigenTesters::Flow.flow_comments = nil if top
end

#job ⇒ Object 



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# File 'lib/origen_testers/origen_ext/generator/flow.rb', line 155

def job
  Origen.app.current_job
end

#reset ⇒ Object 



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# File 'lib/origen_testers/origen_ext/generator/flow.rb', line 151

def reset
  Origen.interface.clear_top_level_flow if Origen.interface_loaded?
end