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Implement cg_streaming via USM#69

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breyerml wants to merge 23 commits intodevelopSC-SGS/PLSSVM:developfrom cg_streaming_via_usmSC-SGS/PLSSVM:cg_streaming_via_usmCopy head branch name to clipboard

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Commits

Commits on Oct 2, 2024

• Add cg_streaming enum class case.

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  235cdca

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• Add device_ptr flag to enable shared/managed memory allocations.

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• Allocate kernel matrix using shared memory for cg_streaming.

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Commits on Oct 7, 2024

• Use USM allocations in BLAS kernel and slightly change API.

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• Remove USM related if in copy functions.

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• Use variable to specify whether USM allocations should be used.

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• Add solver_type::automatic handling for cg_streaming.

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• Only use USM for the kernel matrix.

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  2dc7881

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• Improve automatic solver_type handling.

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• Implement cg_streaming via USM allocations in SYCL.

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• Implement cg_streaming via USM allocations in HIP.

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• For OpenMP and stdpar, cg_streaming is equal to cg_explicit.

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  c53ea42

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• Implement cg_streaming via USM allocations in OpenCL (using some ugly workarounds).

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• Only call get_variant() where necessary.

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• Add and improve error check.

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Commits on Oct 8, 2024

• Use cg_explicit as maximum allocation size constraint.

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• Improve output by mentioning the maximum guaranteed allocation size.

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• Throw an exception if clSVMAlloc failed.

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• Rewrite OpenCL context logic to also support cg_streaming with multiple GPUs.

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Commits on Oct 9, 2024

• Use the correct OpenCL functions to perform SVM pointer operations and improve simplicity of implementation by using a std::variant<cl_mem, T*> as device_pointer_type.

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• Fix usage of undefined type alias in assertion message.

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• Update tests to support USM device_ptr and the cg_streaming solver.

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Commits on Oct 14, 2024

• Add missing data set size contribution.

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