<html>
<head>
<base href="https://bugs.freedesktop.org/">
</head>
<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - vkd3d test failures related to ordered/unordered comparisons in test_shader_instructions()"
href="https://bugs.freedesktop.org/show_bug.cgi?id=109249">109249</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>vkd3d test failures related to ordered/unordered comparisons in test_shader_instructions()
</td>
</tr>
<tr>
<th>Product</th>
<td>Mesa
</td>
</tr>
<tr>
<th>Version</th>
<td>git
</td>
</tr>
<tr>
<th>Hardware</th>
<td>All
</td>
</tr>
<tr>
<th>OS</th>
<td>All
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>medium
</td>
</tr>
<tr>
<th>Component</th>
<td>Drivers/Vulkan/Common
</td>
</tr>
<tr>
<th>Assignee</th>
<td>mesa-dev@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>joseph.kucia@gmail.com
</td>
</tr>
<tr>
<th>CC</th>
<td>airlied@freedesktop.org, chadversary@chromium.org, daniel@fooishbar.org, jason@jlekstrand.net
</td>
</tr></table>
<p>
<div>
<pre>Radv and Anv are affected. Nir optimizations appear to flip ordered/unordered
comparisons. Removing ~inot optimization from
<a href="https://gitlab.freedesktop.org/mesa/mesa/blob/add5a2ec92f4b3f7ac8353e5986dc04186a7b6da/src/compiler/nir/nir_opt_algebraic.py#L160">https://gitlab.freedesktop.org/mesa/mesa/blob/add5a2ec92f4b3f7ac8353e5986dc04186a7b6da/src/compiler/nir/nir_opt_algebraic.py#L160</a>
fixes the vkd3d test failures.
See <a href="https://lists.freedesktop.org/archives/mesa-dev/2018-December/210780.html">https://lists.freedesktop.org/archives/mesa-dev/2018-December/210780.html</a>
for a related discussion.
The problem produces the following test failures on Anv:
d3d12:8258:31:if_return: Test failed: Got {0.00000000e+00, 0.00000000e+00,
0.00000000e+00, 0.00000000e+00}, expected {1.00000000e+00, 0.00000000e+00,
0.00000000e+00, 0.00000000e+00} at (0, 0).
d3d12:8258:41:if_return: Test failed: Got {1.00000000e+00, 1.00000000e+00,
1.00000000e+00, 0.00000000e+00}, expected {1.00000000e+00, 1.00000000e+00,
1.00000000e+00, 1.00000000e+00} at (0, 0).
d3d12:8258:48:if_return: Test failed: Got {0.00000000e+00, 0.00000000e+00,
0.00000000e+00, 0.00000000e+00}, expected {1.00000000e+00, 1.00000000e+00,
1.00000000e+00, 1.00000000e+00} at (0, 0).
and the following test failures on Radv:
d3d12:8258:31:if_return: Test failed: Got {0.00000000e+00, 0.00000000e+00,
0.00000000e+00, 0.00000000e+00}, expected {1.00000000e+00, 0.00000000e+00,
0.00000000e+00, 0.00000000e+00} at (0, 0).
d3d12:8258:34:if_return: Test failed: Got {1.00000000e+00, 0.00000000e+00,
0.00000000e+00, 0.00000000e+00}, expected {1.00000000e+00, 1.00000000e+00,
1.00000000e+00, 0.00000000e+00} at (0, 0).
d3d12:8258:37:if_return: Test failed: Got {1.00000000e+00, 1.00000000e+00,
0.00000000e+00, 0.00000000e+00}, expected {1.00000000e+00, 1.00000000e+00,
1.00000000e+00, 0.00000000e+00} at (0, 0).
d3d12:8258:41:if_return: Test failed: Got {1.00000000e+00, 1.00000000e+00,
1.00000000e+00, 0.00000000e+00}, expected {1.00000000e+00, 1.00000000e+00,
1.00000000e+00, 1.00000000e+00} at (0, 0).
d3d12:8258:48:if_return: Test failed: Got {0.00000000e+00, 0.00000000e+00,
0.00000000e+00, 0.00000000e+00}, expected {1.00000000e+00, 1.00000000e+00,
1.00000000e+00, 1.00000000e+00} at (0, 0).</pre>
</div>
</p>
<hr>
<span>You are receiving this mail because:</span>
<ul>
<li>You are the assignee for the bug.</li>
</ul>
</body>
</html>