- add instrumentation macros for begin and end opcode.  These are usually   defined to be empty, so there should be no effect except for instrumentation
- add instrumentation macros for begin and end opcode.  These are usually
  defined to be empty, so there should be no effect except for instrumentation

dbrashear/bochs,dariaphoebe/bochs,dariaphoebe/bochs,dbrashear/bochs,dbrashear/bochs,dbrashear/bochs,dariaphoebe/bochs,dbrashear/bochs,dariaphoebe/bochs,dariaphoebe/bochs