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<div class="moz-cite-prefix">On 03/09/2017 09:44 AM, Hal Finkel via
cfe-dev wrote:<br>
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<p>Hi Xiuli,</p>
<p>This looks like a simple attribute to parse,
__attribute__((intel_reqd_sub_group_size(<int>))), and I
don't see why this would be controversial. I recommend just
sending a patch for review.</p>
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<br>
I'm assuming that you're just going to emit corresponding kernel
metadata. If the handling will be more involved than that, then it
might be worth discussing beforehand.<br>
<br>
-Hal<br>
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<p> -Hal<br>
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<br>
<div class="moz-cite-prefix">On 02/28/2017 12:55 AM, Pan Xiuli via
cfe-dev wrote:<br>
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<p class="MsoNormal"><span style="color:#1F497D">Hi Anastasia,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">We are now
enabling some Intel OpenCL extension and find in extension
cl_intel_required_subgroup_size (<a moz-do-not-send="true"
href="https://www.khronos.org/registry/OpenCL/extensions/intel/cl_intel_required_subgroup_size.txt">https://www.khronos.org/registry/OpenCL/extensions/intel/cl_intel_required_subgroup_size.txt</a>)
has an attribute intel_reqd_sub_group_size that is very
useful for intel subgroup usage and does not supported by
clang now. And I want to send a patch to enable it, what
do you think about this? <o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Thanks<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Xiuli<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<pre class="moz-signature" cols="72">--
Hal Finkel
Lead, Compiler Technology and Programming Languages
Leadership Computing Facility
Argonne National Laboratory</pre>
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<pre class="moz-signature" cols="72">--
Hal Finkel
Lead, Compiler Technology and Programming Languages
Leadership Computing Facility
Argonne National Laboratory</pre>
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