x86 c++ exception handling

Sebastian Huber sebastian.huber at embedded-brains.de
Fri Sep 11 09:40:39 UTC 2020

On 11/09/2020 11:21, Karel Gardas wrote:

>> There is also an associated ticket:
>> http://devel.rtems.org/ticket/2830
>> I think the i386 BSPs need to be cleaned up to use an instruction set
>> which fits current the x86 hardware. I mean hardware which is still in
>> use and not some stuff from the 1990s.
> If I'm not mistaken, then this is simply fixed by using other BSP's
> variant? Like pc486/pc586/pc686 ... Those optimize for different CPUs
> and gcc's lib provides necessary synchronization functions then...
The question is if there are RTEMS users in this universe which have x64 
hardware in use which understands only the pc486/pc586/pc686 instruction 
sets. This is stuff from the 1990s.

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