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| author | Christopher Ferris <cferris@google.com> | 2013-10-15 12:10:06 -0700 |
|---|---|---|
| committer | Christopher Ferris <cferris@google.com> | 2013-10-15 12:10:06 -0700 |
| commit | c3c58fb560fcf1225d4bfb533ba41add8de910e4 (patch) | |
| tree | 71ebd92ad4bb233910c2019c0ab683d877241df3 /libc/tools/bionic_utils.py | |
| parent | abeafbd6d5e11044dd305e48134bc3d84319a3da (diff) | |
Modify prefetch for krait memcpy.
I originally modified the krait mainloop prefetch from cacheline * 8 to * 2.
This causes a perf degradation for copies bigger than will fit in the cache.
Fixing this back to the original * 8. I tried other multiples, but * 8 is th
sweet spot on krait.
Bug: 11221806
Change-Id: I1f75fad6440f7417e664795a6e7b5616f6a29c45
Diffstat (limited to 'libc/tools/bionic_utils.py')
0 files changed, 0 insertions, 0 deletions