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HPGCC3 - symbolic matrix vs array
08-14-2016, 02:13 PM
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RE: HPGCC3 - symbolic matrix vs array
(08-14-2016 12:25 PM)multilingualtricker Wrote:  p.s. just on the subject of HPGCC3, has anyone noticed that this program causes the TICKS to run backwards (i.e. the latter tick ends up being before the initial tick somehow??)

Can't help with the first part of your post, but the TICKS issue is already known.

It's not a result of HPGCC3, but rather the general operation of the ARM-based systems. The underlying ARM O/S is continually making corrections to the emulated system clock tick count in an effort to keep it somewhat rational. The RTC in the CPU is only capable of supplying time to a resolution of 1 sec, so the ARM O/S tries to simulate a tick count as best it can under current operating conditions (battery condition and temperature have been shown to effect the amount of correction needed at any given time). This can result in negative adjustments to the tick count, which is seen as "stepping back" in time.

Most users seldom run into this issue because the length of time between User RPL commands is usually too slow to encounter one of these "corrections". It does occasionally happen, however.

You are far more likely to run into this when you are running code which executes at a fast enough speed to check the system time at close intervals, which is likely what you are experiencing when running HPGCC3 code.
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RE: HPGCC3 - symbolic matrix vs array - DavidM - 08-14-2016 02:13 PM



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