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[bisected][regression][g45,g965,ilk] piglit arb_fragment_program kil failures

Submitted by clayton craft @craftyguy

Assigned to Marek Olšák @mareko

Link to original bug (#111704)

Description

The following tests fail on G45, ILK, and G965 platforms:

  • spec.arb_fragment_program.kil-swizzle
  • spec.arb_fragment_program.fp-kil

The failure was bisected to the following commit:

commit b97c5edd7aa31fb531a330742a9e20064591fec2
Author: Marek Olšák <marek.olsak@amd.com>
Date:   Fri Sep 6 14:01:51 2019 -0400

    prog_to_nir, tgsi_to_nir: make sure kill doesn't discard NaNs

    Reviewed-by: Connor Abbott <cwabbott0@gmail.com>

Test output:

/tmp/build_root/m64/lib/piglit/bin/shader_runner /tmp/build_root/m64/lib/piglit/tests/spec/arb_fragment_program/kil-swizzle.shader_test -auto -fbo
Probe color at (0,0)
  Expected: 0 255 0 0
  Observed: 0 0 255 0
Test failure on line 35

/tmp/build_root/m32/lib/piglit/bin/fp-kil -auto -fbo
GL_RENDERER = Mesa DRI Intel(R) Ironlake Desktop x86/MMX/SSE2
Probe color at (80,80)
  Expected: 0.000000 1.000000 0.000000 1.000000
  Observed: 0.000000 0.000000 0.000000 1.000000
Probe color at (12,112)
  Expected: 0.000000 1.000000 0.000000 1.000000
  Observed: 0.000000 0.000000 0.000000 1.000000

Version: git

Edited by Ian Romanick
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