extra/tools/time/struct/struct.factor

   1 ! Copyright (C) 2010 Doug Coleman.
   2 ! See http://factorcode.org/license.txt for BSD license.
   3 USING: accessors alien.c-types classes.struct kernel
   4 tools.memory system vm ;
   5 IN: tools.time.struct
   6
   7 STRUCT: benchmark-data
   8     { time ulonglong }
   9     { data-room data-heap-room }
  10     { code-room mark-sweep-sizes }
  11     { callback-room mark-sweep-sizes } ;
  12
  13 STRUCT: benchmark-data-pair
  14     { start benchmark-data }
  15     { stop benchmark-data } ;
  16
  17 : <benchmark-data> ( -- benchmark-data )
  18     benchmark-data <struct>
  19         nano-count >>time
  20         data-room >>data-room
  21         code-room >>code-room
  22         callback-room >>callback-room ; inline
  23
  24 : <benchmark-data-pair> ( start stop -- benchmark-data-pair )
  25     benchmark-data-pair <struct>
  26         swap >>stop
  27         swap >>start ; inline
  28
  29 : with-benchmarking ( ... quot -- ... benchmark-data-pair )
  30     <benchmark-data>
  31     [ call ] dip
  32     <benchmark-data> <benchmark-data-pair> ; inline