[Mesa-dev] [PATCH 0/2] Implement INTEL_fragment_shader_ordering

[Mark Janes]

Kevin,

Your email messages are missing the in-reply-to header, making this
thread completely incomprehensible on the mailing list.

Please fix your mail client to include the standard headers so we can
follow what you are saying.

-Mark

"Rogovin, Kevin" <kevin.rogovin at intel.com> writes:

> Hi,
>
>> Having the same underlying compiler intrinsic and having the same behavior
>> are not the same thing.  The INTEL extension allows strictly more
>> functionality than the ARB extension so it needs even more testing.  In
>> particular, it allows you to do the barrier in non-uniform control-flow
>> which is a very different thing than at the top of a shader like is allowed
>> by ARB_fragment_shader_interlock.  I expect the INTEL extension to need
>> substantially more testing than the ARB one.
>
> Just an FYI: the Mesa implementation for the ARB (and thus NV)
> extension accept shaders where the begin function takes place inside
> of control flow actually.
>
>  -Kevin
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