[Bug 92621] [G965 ILK G45] Regression: 24 piglit regressions in glsl-1.10

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=92621

--- Comment #5 from Alejandro Piñeiro (freenode IRC: apinheiro) <apinheiro at igalia.com> ---
(In reply to Mark Janes from comment #0)
> The following commit series produced many regressions on older intel
> hardware:
> 
> 8ac3b525c77cb5aae9e61bd984b78f6cbbffdc1c -
> 8cf84a7e470dbd3b46ce4081459d2ecfab22c2d5
> 
> Author:     Alejandro Piñeiro <apinheiro at igalia.com>
> AuthorDate: Fri Oct 9 18:39:42 2015 +0200
> Commit:     Alejandro Piñeiro <apinheiro at igalia.com>
> CommitDate: Thu Oct 22 21:58:03 2015 +0200
> 
>     i965/vec4: print predicate control at brw_vec4 dump_instruction
>     
>     v2: externalize pred_ctrl_align16 from brw_disasm.c instead of adding
>         a copy on brw_vec4.c, as suggested by Matt Turner
>     
>     Reviewed-by: Matt Turner <mattst88 at gmail.com>

Patch that solved the bug just sent to the list:
http://lists.freedesktop.org/archives/mesa-dev/2015-October/098207.html

Having said so:

> The failing tests:

The title mentions 24 regressions, but only 21 are listed below. Additionally,
as I mention on the email to freedesktop, on ILK I only detected 17. Could you
confirm how many regressions my series introduced?

> glsl-1_20.execution.clipping.vs-clip-vertex-homogeneity
> glsl-1_10.execution.interpolation.interpolation-none-gl_frontsecondarycolor-
> smooth-vertex
> glsl-1_10.execution.interpolation.interpolation-none-gl_backcolor-smooth-
> vertex
> glsl-1_10.execution.clipping.clip-plane-transformation pos_clipvert
> glsl-1_10.execution.interpolation.interpolation-none-other-flat-vertex
> glsl-1_10.execution.clipping.clip-plane-transformation clipvert_pos
> glsl-1_10.execution.interpolation.interpolation-none-gl_backsecondarycolor-
> smooth-vertex
> glsl-1_20.execution.clipping.vs-clip-vertex-const-accept
> glsl-1_10.execution.clipping.clip-plane-transformation fixed
> glsl-1_20.execution.clipping.vs-clip-vertex-equal-to-position
> glsl-1_20.execution.clipping.vs-clip-vertex-enables
> glsl-1_20.execution.clipping.fixed-clip-enables !opengl 1_1.user-clip
> glsl-1_10.execution.interpolation.interpolation-none-other-smooth-vertex
> arb_vertex_program.clip-plane-transformation arb !opengl
> 1_0.gl-1.0-fpexceptions
> glsl-1_10.execution.interpolation.interpolation-none-gl_frontsecondarycolor-
> flat-vertex
> glsl-1_10.execution.interpolation.interpolation-none-gl_backcolor-flat-vertex
> glsl-1_10.execution.interpolation.interpolation-none-gl_frontcolor-flat-
> vertex
> glsl-1_20.execution.clipping.vs-clip-vertex-different-from-position
> glsl-1_20.execution.clipping.vs-clip-vertex-const-reject
> glsl-1_10.execution.interpolation.interpolation-none-gl_frontcolor-smooth-
> vertex
> glsl-1_10.execution.interpolation.interpolation-none-gl_backsecondarycolor-
> flat-vertex

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