Allow subgroup reductions on stable AMD GCN drivers#9

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rasbid wants to merge 1 commit intomasterfrom

codex/update-subgroup-reduction-checks-in-ggml-vulkan.cpp

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rasbid commented Oct 13, 2025

Summary

factor subgroup reduction eligibility into helper utilities
permit AMD GCN devices to use subgroup reductions when subgroup arithmetic is supported and the driver is not blacklisted
add Vulkan test-time checks covering proprietary and RADV driver IDs

Testing

not run (not requested)

https://chatgpt.com/codex/tasks/task_e_68ebeeaf30648330ac5fc11d18c2e02b


          Allow subgroup reductions on stable AMD GCN drivers

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