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???
08/25/08 02:28
Modified:
  08/25/08 02:31
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Msg Score: +1
 +1 Informative		 #157714 - Don\'t use conditional jumps
Responding to: ???'s previous message
The simplest way to get uniform code timing is simply not to use conditional jumps. Consider something like the following (not tested):

Save This Code
mov a, 33h
add a, #0E0h
rlc a
anl a, #3Fh
mov 33h, a
ret



List of 28 messages in thread
TopicAuthorDate
8051 random numbers revisted - tested            01/01/70 00:00      
   Just Out Of Curiosity            01/01/70 00:00      
      yes casino            01/01/70 00:00      
   No fancy simulator required            01/01/70 00:00      
      Russ, great info here is MY code            01/01/70 00:00      
         Language-independent method            01/01/70 00:00      
            Oops            01/01/70 00:00      
               Head under arm            01/01/70 00:00      
                  HLL not an option            01/01/70 00:00      
                     HLL was just for example - easy to read            01/01/70 00:00      
         As always: The generation of random numbers ...            01/01/70 00:00      
          what is the need to CLR C            01/01/70 00:00      
            no need            01/01/70 00:00      
      does this solution make sense            01/01/70 00:00      
         Per's idea makes more sense            01/01/70 00:00      
         Don\'t use conditional jumps            01/01/70 00:00      
            Clever!            01/01/70 00:00      
      Converting Assembly to C            01/01/70 00:00      
   what about using the timer?            01/01/70 00:00      
      256 / 6 is a failure            01/01/70 00:00      
   One Suggestion for generating 1 to 6            01/01/70 00:00      
   try to use timer            01/01/70 00:00      
      yes a nice solution            01/01/70 00:00      
         How secure does this have to be ?            01/01/70 00:00      
            not much            01/01/70 00:00      
               Not "how safe?", but "how secure?".            01/01/70 00:00      
                  it passed!            01/01/70 00:00      
                     ALL THE BEST!!!            01/01/70 00:00      

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