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???
05/18/06 12:31
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#116484 - not quite as smart
Responding to: ???'s previous message
This is exactly how the smarter monitors do work; except they don't bother to have a 2-byte "breakpointing" (using the interrupt-triggering trick you mention), instead they simply use a 3-byte longjump into the monitor.

Not quite as smart, this scheme blow up if you have a "goto label" following a 2 byte instruction and you brteakpoint on it.

Erik



List of 20 messages in thread
TopicAuthorDate
amon52 (work in progress)            01/01/70 00:00      
   v0.4 released            01/01/70 00:00      
   implementing breakpoints            01/01/70 00:00      
      breakpoints in monitors            01/01/70 00:00      
      breakpoints            01/01/70 00:00      
         more            01/01/70 00:00      
            good idea with the EI0            01/01/70 00:00      
               no and yes            01/01/70 00:00      
                  why not for rapid prototyping?            01/01/70 00:00      
                     how would you prototype something that            01/01/70 00:00      
                        I agree            01/01/70 00:00      
            the smarter monitors work like this            01/01/70 00:00      
               not quite as smart            01/01/70 00:00      
                  yep            01/01/70 00:00      
               SBC monitor?            01/01/70 00:00      
   do you want a REAL challenge?            01/01/70 00:00      
      It's enough of a challenge            01/01/70 00:00      
         I agree            01/01/70 00:00      
   monitors ... have a look here ...            01/01/70 00:00      
      cheers            01/01/70 00:00      

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