Instructions counter: 94
Clock cycles counter: 484
Last instruction: call 0xAC
You may install the software mentioned below, if you have windows.
I tried it in an other simulator, with the similar problem.
Thanks
On Fri, Jun 6, 2008 at 4:36 PM, Raphael Neider <[EMAIL PROTECTED]> wrote:
>
>
> Get Started wrote:
> > I tried to simulate (PICSim IDE, Oshonsoft) the hex file, but I got
> > "Hardware stack overflow"
>
> There was a similar report recently stating the same problem. Can you
> track it down more precisely? Can you single-step through the program to
> identify the causing instruction? I do not have the software, so I
> cannot try myself.
>
>
>
> Alternatively you can try to replace the startup code by defining a
> function as follows:
>
> void _sdcc_gsinit_startup (void) {
> __asm
> pagesel _main
> goto _main
> __endasm;
> }
>
> WARNING: This will leave all global and/or static variables undefined,
> even if they are initialized in C!
>
> I suspect a simulator bug on reading from flash: The initialization code
> (like normal code as well) reads from code memory by calling a code
> fragment that sets the PCLATH and PCL registers to the address to be
> read, executing the the RETLW <val> instruction there and thus returning
> to the caller of the code fragment. Maybe the simulator also partly
> executes the following instruction, which is likely to be a RETLW <val2>
> instruction as well, popping another return value from the stack?!?
>
> For the record: gpsim happily simulates the code.
>
> > #include "pic16f84.h"
> >
> > void main()
> > {
> > TRISB = 0;
> >
> > for (;;)
> > {
> > PORTB = 0;
> > PORTB = 1;
> > }
> > }
>
> Hope that helps,
> Raphael
>
>
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