RFR(M): PPC64: improve array copy stubs by using vector instructions

Gustavo Romero gromero at linux.vnet.ibm.com
Mon May 23 14:22:16 UTC 2016

Hi Martin

Could you please host and review this webrev?


* Add VSR registers to be used with VSX instruction set;
* Add VSX load/store instructions (lxvd2x/stxvd2x) to mass copy in
  the stub for disjoint short copy in order to improve it.


Thank you!

Best regards,

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