perf(ascend): vectorize RoPE AscendC kernel - #1559
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porcelina62 wants to merge 1 commit into
Open
porcelina62 wants to merge 1 commit into
porcelina62 wants to merge 1 commit into
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Replace GPT-J scalar interleave writeback with Gather-based vector path, use NeoX half-slice Mul/Sub/Add, and soft-double-buffer the token loop.
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Summary
rope_ascend_kernel.cpponly)Note
Targets AscendC RoPE at
099cc3e(PR #1217). Currentmainmoved ops to InfiniOps (ACLNN). Single-file review vs099cc3e:099cc3e...porcelina62:rope-ascend-perf
Test plan
libascend_kernels.arope_kernel_*_launchvstest/infiniop/rope.pycases: 54/54 PASSMade with Cursor