lld: 2MB- or 4MB-aligned .text

[Rafael Espíndola via llvm-commits]

On 22 November 2016 at 15:07, Ed Maste via llvm-commits
<llvm-commits at lists.llvm.org> wrote:
> On 22 November 2016 at 14:56, Rui Ueyama <ruiu at google.com> wrote:
>> OK. I cannot think of a reason to stick with 0x100000.
>
> I'll give it some time for other comments since changing this will
> cause a lot of tests to churn.

I am OK with using 2MB as the base address.

By itself all it will do is allow the RO segment to be in a 2MB page,
but it is a requirement to do more and can be done independently.

Cheers,
Rafael