Optimisation level on ARM

Joel Sherrill joel.sherrill at OARcorp.com
Fri Aug 3 17:01:18 UTC 2001

Andy Dachs wrote:
> Hi,
> Has anyone had success with the ARM bsps and any optimisation level for CFLAGS_OPTIMIZE_V in the .cfg file?
> I can successfully build a StrongArm BSP and run the sample executables with:
> CPU_CFLAGS = -mcpu=strongarm1100 -msoft-float
> But when I've tried the same CPU_FLAGS and:
> Any executable (hello, ticker etc) crashes shortly after startup.  It could well be something in my BSP...

Just a guess but you are probably right.  It is probably optimizing
somethign in your initialization code that is tinkering with HW
and is not using volatile.

> Regards,
> Andy
> Surrey Satellite Technology Limited
> http://www.sstl.co.uk
> The views expressed in this email are my own (isn't that reassuring?)
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