[committed] MIPS/GAS: Fix an ISA override not lifting ABI restrictions
Ralf Baechle
ralf@linux-mips.org
Fri Apr 22 01:12:00 GMT 2016
On Fri, Apr 22, 2016 at 01:26:55AM +0100, Maciej W. Rozycki wrote:
> Hi,
>
> The new test suite cases should reasonably cover the semantics of ISA
> overrides, as far as both code generation and code rejection is concerned.
> I had to factor in some limitations which I plan to resolve later:
>
> 1. The list test infrastructure does not allow to name a different source
> file. To address this I repeated the same source for output variants.
>
> 2. There's an outstanding issue with ISA overrides where the new ISA does
> not support ISA extensions selected. A warning is printed in that
> case. I had an off-list discussion a while ago and the consensus was
> any unsupported ISA extensions should be quietly temporarily disabled.
> Meanwhile I have added extra patterns for `octeon3' assembly which
> triggers the problem.
>
> This issue was discovered in automatic Linux kernel testing. Thanks,
> Ralf, for bringing my attention to it!
Excellent, thank you!
Will the patch also work for 2.25 and 2.26?
Ralf
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