[cfe-dev] [RFC] Support intel_reqd_sub_group_size attribute
Hal Finkel via cfe-dev
cfe-dev at lists.llvm.org
Thu Mar 9 07:48:57 PST 2017
On 03/09/2017 09:44 AM, Hal Finkel via cfe-dev wrote:
> Hi Xiuli,
> 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.
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.
> On 02/28/2017 12:55 AM, Pan Xiuli via cfe-dev wrote:
>> Hi Anastasia,
>> We are now enabling some Intel OpenCL extension and find in extension
>> 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?
>> cfe-dev mailing list
>> cfe-dev at lists.llvm.org
> Hal Finkel
> Lead, Compiler Technology and Programming Languages
> Leadership Computing Facility
> Argonne National Laboratory
> cfe-dev mailing list
> cfe-dev at lists.llvm.org
Lead, Compiler Technology and Programming Languages
Leadership Computing Facility
Argonne National Laboratory
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