[Bug 109081] [bisected] [HSW] Regression in clipping.user_defined.clip_* vulkancts tests

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=109081

--- Comment #5 from Timothy Arceri <t_arceri at yahoo.com.au> ---
(In reply to Ian Romanick from comment #3)
> I've submitted an MR for a possible fix for problem #2.
> 
> https://gitlab.freedesktop.org/mesa/mesa/merge_requests/26
> 
> I'm have an idea for problem #1, but I don't know that I'll get to it before
> the new year.  Maybe Tim will beat me to it. ;)

The problem with peephole select is that we loose opportunities to apply the
growing list of opts in nir_opt_if(). In this case we no longer recognise the
pattern in opt_peel_loop_initial_if()

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