[WebGPU EP] allow concat operator to handle large number of inputs #25390
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prathikr
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RyanMetcalfeInt8
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Jul 29, 2025
…icrosoft#25390) ### Description <!-- Describe your changes. --> Adjusts concat operator to batch inputs based on maxStorageBuffersPerShaderStage to allow unlimited number of inputs. ### Motivation and Context <!-- - Why is this change required? What problem does it solve? - If it fixes an open issue, please link to the issue here. --> Fixes patchtst model for transformers.js <img width="960" height="367" alt="{31C75CD1-7A7D-48E3-A090-FB153925D165}" src="https://github.com/user-attachments/assets/f5772709-80b7-4a05-8927-40f496be908c" />
sanketkaleoss
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Aug 11, 2025
…icrosoft#25390) ### Description <!-- Describe your changes. --> Adjusts concat operator to batch inputs based on maxStorageBuffersPerShaderStage to allow unlimited number of inputs. ### Motivation and Context <!-- - Why is this change required? What problem does it solve? - If it fixes an open issue, please link to the issue here. --> Fixes patchtst model for transformers.js <img width="960" height="367" alt="{31C75CD1-7A7D-48E3-A090-FB153925D165}" src="https://github.com/user-attachments/assets/f5772709-80b7-4a05-8927-40f496be908c" />
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Description
Adjusts concat operator to batch inputs based on maxStorageBuffersPerShaderStage to allow unlimited number of inputs.
Motivation and Context
Fixes patchtst model for transformers.js
