host/bitslice2asm.rb

   1 #!/usr/bin/ruby
   2 #
   3 #
   4
   5 while(!$stdin.eof) do
   6 line = $stdin.readline
   7
   8 if match = /[\s]*((T|IN|OUT)[0-9]{1,2})[\s]*=[\s]*((T|IN|OUT)[0-9]{1,2})[\s]*([|^&])[\s]*((T|IN|OUT)[0-9]{1,2})[\s]*;/.match(line)
   9         puts("    mov "+match[1]+", "+match[3])
  10         case match[5]
  11                 when '|'
  12                         conductor = "or  "
  13                 when '^'
  14                         conductor = "eor "
  15                 when '&'
  16                         conductor = "and "
  17                 else
  18                         fprintf($stderr,"ERROR")
  19         end
  20         puts("    "+conductor+match[1]+", "+match[6])
  21
  22 else
  23         puts(line)
  24 end
  25
  26 end