Optimise srot for POWER9
authorMatt Brown <matthew.brown.dev@gmail.com>
Wed, 14 Jun 2017 06:45:58 +0000 (16:45 +1000)
committerMatt Brown <matthew.brown.dev@gmail.com>
Wed, 14 Jun 2017 07:02:35 +0000 (17:02 +1000)
commitedc97918f8e45e6e922d0e221cf103a4c736ca61
tree23ce99920ada3bce8aec4dba555a0e586c580e0a
parente0034de22d9a789988e29e3b67a796cee0c97965
Optimise srot for POWER9

Use lxvd2x instruction instead of lxvw4x.
lxvd2x performs far better on the new POWER architecture than lxvw4x.
kernel/power/srot_microk_power8.c