Minor code cleanup of BaseDynInst.

Minor code cleanup of BaseDynInst.

src/cpu/base_dyn_inst.cc:
src/cpu/base_dyn_inst.hh:
    Minor code cleanup by putting several bools into a bitset instead.
src/cpu/o3/commit_impl.hh:
src/cpu/o3/decode_impl.hh:
src/cpu/o3/iew_impl.hh:
src/cpu/o3/inst_queue_impl.hh:
src/cpu/o3/lsq_unit.hh:
src/cpu/o3/lsq_unit_impl.hh:
src/cpu/o3/rename_impl.hh:
src/cpu/o3/rob_impl.hh:
    Changed around some things in BaseDynInst.

--HG--
extra : convert_revision : 1db363d69a863cc8744cc9f9ec542ade8472eb42