commit b765277288e615a41bd3b030856888d04ff399e8
author Brent DeGraaf <bdegraaf@codeaurora.org> Fri Nov 29 09:05:05 2013 +0100
committer aaronpoweruser <atlrudeboi1@gmail.com> Mon Dec 02 18:50:37 2013 -0500
tree 5703ddccf49542c833b3f3aa5ccc77abbd25e569
parent 69e969871104d842f8df76f53aaf37184ee7faa7

libc: krait: Use performance version of bcopy and memmove

Ported from CM10.2.

bionic-benchmarks on mako:
before:
                     iterations      ns/op
BM_string_memmove/8    50000000         32   243.54 MiB/s
BM_string_memmove/64   20000000        143   446.41 MiB/s
BM_string_memmove/512    2000000        885   578.14 MiB/s
BM_string_memmove/1K    1000000       1733   590.55 MiB/s
BM_string_memmove/8K     200000      13618   601.54 MiB/s
BM_string_memmove/16K     100000      27276   600.66 MiB/s
BM_string_memmove/32K      50000      59115   554.30 MiB/s
BM_string_memmove/64K      10000     118162   554.63 MiB/s

after:
                     iterations      ns/op
BM_string_memmove/8    50000000         20   381.94 MiB/s
BM_string_memmove/64  100000000         17  3636.07 MiB/s
BM_string_memmove/512   50000000         50 10116.80 MiB/s
BM_string_memmove/1K   20000000         98 10429.23 MiB/s
BM_string_memmove/8K    2000000        876  9346.43 MiB/s
BM_string_memmove/16K    1000000       1836  8923.09 MiB/s
BM_string_memmove/32K     500000       4392  7459.79 MiB/s
BM_string_memmove/64K     200000       8562  7653.85 MiB/s

Change-Id: Id64913a71857d9cfdf6bd1bbe2c66cfc49d72748