[Piglit] [PATCH v2] glsl-1.30: add tests for using immediates in common operations

[Ian Romanick]

On 05/03/2018 02:59 PM, Ilia Mirkin wrote:
> On Thu, May 3, 2018 at 5:58 PM, Ian Romanick <idr at freedesktop.org> wrote:
>> On 04/27/2018 04:56 PM, Ilia Mirkin wrote:
>>> On Fri, Apr 27, 2018 at 9:07 AM, Ian Romanick <idr at freedesktop.org> wrote:
>>>> On 04/27/2018 12:01 AM, Ilia Mirkin wrote:
>>>>> NVIDIA hardware has "short" immediates, and some instructions have both
>>>>> long and short immediate variants. Nouveau was picking the wrong one
>>>>> under certain conditions. This adds tests which are likely to cause
>>>>> these kinds of issues to surface in a backend.
>>>>
>>>> It might be worth putting a note about this in the test scripts.
>>>> Otherwise, someone may come along later, and, thinking the tests are
>>>> redundant, try to remove them.
>>>
>>> Wouldn't that someone ideally check why the tests were added, pointing
>>> them at this commit?
>>>
>>> Are you suggesting I reproduce the above quoted section at the top of
>>> each test as a comment?
>>
>> It's just a suggestion. ;)
> 
> But is that what you're suggesting? You just said "a note", so I
> wasn't sure what sort of thing you wanted. I can drop whatever text
> in, it's fine...

Oh... yes.  I wasn't sure if you were grumpy about the prospect of doing
that, so I was trying to not be pushy about it.  Putting that in a
comment in the each test would prevent the potential future problem.