On 6/24/19 8:08 PM, Joel Sing wrote:
> Regarding the alignment for reservations, the
> specification does require this, although I do not recall seeing any 
> enforcement
> of this by qemu itself.

Ah, I see it now.  Enforcement begins here:

static bool trans_lr_w(DisasContext *ctx, arg_lr_w *a)
{
    REQUIRE_EXT(ctx, RVA);
    return gen_lr(ctx, a, (MO_ALIGN | MO_TESL));
                           ^^^^^^^^

This will force softmmu (but notably not linux-user; a design limitation) to
generate an alignment fault for an unaligned address.


r~

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