m8

 src/m8/m8.cc     | 262 +++++++++++++++++++++++++++----------
 src/m8/m8.hh     |  15 +-
 src/ob/string.cc | 395 +++++++++++++++++++++++++++++++++++++++++++++++++-------
 src/ob/string.hh |  12 +-
 4 files changed, 568 insertions(+), 116 deletions(-)