[gomp4] merge ptx changes

[Nathan Sidwell]

On 01/11/16 07:18, Thomas Schwinge wrote:
> Hi!
>
> On Tue, 5 Jan 2016 09:22:46 -0500, Nathan Sidwell <nathan@acm.org> wrote:
>> This patch merges my most recent sequence of ptx  backend changes to the gomp4
>> branch.
>
> I suppose it's not been intentional that during that, you dropped some of
> the changes present on gomp-4_0-branch, once installed for "[gomp4] Basic
> -misa support for nvptx",
> <http://news.gmane.org/find-root.php?message_id=%3C87lhgsjhf9.fsf%40schwinge.name%3E>?
> In gomp-4_0-branch r232224, I restored that code (untested) as follows:

thanks.  I thought I'd preserved all the bits, but clearly missed those.

nathan