Re: [PATCH v2 0/7] selftests/nolibc: customize CROSS_COMPILE for all supported architectures

From: Willy Tarreau
Date: Mon Aug 14 2023 - 03:19:33 EST


On Sun, Aug 13, 2023 at 06:05:03PM +0800, Zhangjin Wu wrote:
> > I think that later I'll further extend XARCH with new variants to
> > support ARMv5 and Thumb2, because we have different code for this
> > and I continue to manually change the CFLAGS to test both.
> >
>
> Ok, what about further add x86_64 as the default variant for x86 (like ppc for
> powerpc)? and then it is able to only resereve the variables for x86_64. I have
> prepared a patch for this goal in our new tinyconfig patchset, it will further
> avoid adding the same nolibc-test-x86.config and nolibc-test-x86_64.config.

I'm confused, x86 already defaults to x86_64, it's just that it depends
on the .config itself to figure whether to produce a 32- or 64-bit kernel.
But for example it starts qemu in 64-bit mode. Am I missing anything ?

Willy