Module: OrigenTesters::SmartestBasedTester::Pattern::Avc

Included in:
OrigenTesters::SmartestBasedTester::Pattern
Defined in:
lib/origen_testers/smartest_based_tester/decompiler/avc.rb

Instance Method Summary collapse

Instance Method Details

#nodes_namespace ⇒ Object 



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# File 'lib/origen_testers/smartest_based_tester/decompiler/avc.rb', line 7

def nodes_namespace
  OrigenTesters::SmartestBasedTester::Decompiler::Avc
end

#parse_frontmatter(raw_frontmatter:, context:) ⇒ Object 



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# File 'lib/origen_testers/smartest_based_tester/decompiler/avc.rb', line 11

def parse_frontmatter(raw_frontmatter:, context:)
  # So far, only seen patterns that have comments and/or whitespace in
  # the frontmatter. Not sure if anything else is allowed.
  # For this, every comment will be considered the 'header'
  header = []
  raw_frontmatter.each_with_index do |l, i|
    if !(l =~ Regexp.new('^\s*#')).nil?
      header << l.chomp
    elsif l.strip.empty?
      # Whitespace. Do nothing.
    else
      Origen.app!.fail!("Unable to parse pattern frontmatter, at line: #{i}")
    end
  end
  OrigenTesters::Decompiler::Nodes::Frontmatter.new(context:        context,
                                                    pattern_header: header,
                                                    comments:       []
                                                   )
end

#parse_pinlist(raw_pinlist:, context:) ⇒ Object 



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# File 'lib/origen_testers/smartest_based_tester/decompiler/avc.rb', line 31

def parse_pinlist(raw_pinlist:, context:)
  raw_pinlist = raw_pinlist.join('')
  # The pinlist can be parsed by grabbing everything between the 'format' token and the ';'
  # character then splitting by whitespace. Whitespace is then stripped to clean
  # up the names.
  # E.g.: FORMAT TCLK TDI TDO TMS;
  OrigenTesters::Decompiler::Nodes::Pinlist.new(context: context,
                                                pins:    raw_pinlist[raw_pinlist.index('FORMAT')..raw_pinlist.index(';') - 1].split(/\s+/)[1..-1].map(&:strip)
                                               )
end

#parse_vector(raw_vector:, context:, meta:) ⇒ Object 



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# File 'lib/origen_testers/smartest_based_tester/decompiler/avc.rb', line 42

def parse_vector(raw_vector:, context:, meta:)
  if raw_vector =~ Regexp.new('^\s*#')
    # Comment
    OrigenTesters::Decompiler::Nodes::CommentBlock.new(context:  context,
                                                       comments: raw_vector.split("\n")
                                                      )
  elsif raw_vector =~ Regexp.new('^R\d+\s')
    # Vector
    elements = raw_vector.split(/\s+/, 2 + context.pinlist.size)
    elements[-1] = elements[-1].split(/\s/, 2)
    elements[-1][0] = elements[-1][0].gsub(';', '').chomp
    elements[-1][1] = elements[-1][1].gsub(';', '').chomp

    nodes_namespace::Vector.new(context:    context,
                                repeat:     elements[0].gsub('R', '').to_i,
                                timeset:    elements[1],
                                pin_states: (elements[2..-2] || []) << elements[-1][0],
                                comment:    elements[-1][1]
                               )
  else
    # Anything that doesn't start with Rxyz where xyz is some integer
    # will be considered a sequencer instruction
    inst_plus_args = raw_vector.split(/\s+/)
    inst_plus_args.last.gsub!(';', '').strip!

    nodes_namespace::SequencerInstruction.new(context:     context,
                                              instruction: inst_plus_args[0],
                                              arguments:   inst_plus_args[1..-1]
                                             )
  end
end