feat: SFPG cross-rank completion — capabilities, ZBL bridging and spin+ZBL multi-rank - #5939

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wanghan-iapcm wants to merge 19 commits into

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wanghan-iapcm:feat-sfpg-multirank

Commits on Jul 30, 2026

refactor(descriptor): split needs-exchange from supports-edge-parallel
Han Wang
committed
feat(dpmodel): promote export-time questions to atomic-model capabilities
Han Wang
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refactor(pt_expt): hoist graph with-comm exportable into make_model
Han Wang
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refactor(pt_expt): serialization consumes atomic-model capabilities
Han Wang
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fix(pt_expt): composition-safe ntypes/compile/bridging config paths
Han Wang
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feat(pt_expt): autograd for border_op_backward (transpose of border_op)
Han Wang
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feat(dpmodel): SFPG gate accepts a cross-rank partial-completion hook
Han Wang
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feat(pt_expt): complete the SFPG gate across ranks via border-op pair
Han Wang
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feat(pt_expt): bridged DPA4 compositions export the with-comm artifact
Han Wang
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feat(pt): SFPG cross-rank completion on the pt edge path
Han Wang
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test(lmp): bridged DPA4 2-rank parity with a cross-boundary close pair
Han Wang
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test(spin): native-spin + ZBL multi-rank enabled and pinned (#5906 Task 3)
Han Wang
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test: align variant coverage with standard dpa4
Han Wang
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docs(dpa4): ZBL bridging and native-spin combinations are multi-rank
Han Wang
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[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot]
committed

Commits on Jul 31, 2026