RFR(M): 8158232: PPC64: improve byte, int and long array copy stubs by using VSX instructions

Michihiro Horie HORIE at jp.ibm.com
Tue May 31 15:36:38 UTC 2016

Dear all,

Could you please review the following webrev?


This change improves performance of disjoint arraycopy of byte, int, and
long by using VSX load/store instructions.

Discussion started from:

Performance improvement with micro benchmarks is shown in:

Thank you very much,

Best regards,
Michihiro Horie,
IBM Research - Tokyo

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