[WebGPU] LinearAttention: increase tile_v when subgroups are available#28519
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daijh wants to merge 2 commits into
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[WebGPU] LinearAttention: increase tile_v when subgroups are available#28519daijh wants to merge 2 commits into
daijh wants to merge 2 commits into
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- Scale tile_v by 4x when subgroup is enabled and the vectorized dimension has enough columns, improving data reuse. - Remove redundant zero-initialization of the state tile (WGSL default- initializes private vars to zero).
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Description
TODO: add some performance number
Motivation and Context
See above.