Re: [Qemu-devel] [PATCH 02/10] compiler.h: add QEMU_CACHELINE + QEMU_ALIGN() + QEMU_CACHELINE_ALIGNED

[Paolo Bonzini]

On 05/04/2016 22:09, Lluís Vilanova wrote:
> Ah. That's just an example. For cross-compilation you would use a different
> march argument (or none to use the default target sub-arch) and get the
> parameter for the target processor. This should already be known by configure 
> as
> part of the arguments to select the cross-compiler and target architecture
> (e.g., CC).

I would just use 64, with special cases for PPC and s390... even for
AArch64 128 seems a little wasteful.

Paolo