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| author |   Nicholas Piggin <npiggin@gmail.com> | 2019-06-28 15:33:26 +1000 |
|---|---|---|
| committer |   Michael Ellerman <mpe@ellerman.id.au> | 2019-07-02 21:39:48 +1000 |
| commit | b113c083414ed91c116483ebe74fb20c8b1ddcd3 (patch) | |
| tree | d37ec3d7c4c6dfe5e6b17f6ad2f80ce771993c12 /tools/perf/scripts/python/exported-sql-viewer.py | |
| parent | powerpc/64s/exception: simplify hmi windup code (diff) | |
| download | wireguard-linux-b113c083414ed91c116483ebe74fb20c8b1ddcd3.tar.xz wireguard-linux-b113c083414ed91c116483ebe74fb20c8b1ddcd3.zip | |
powerpc/64s/exception: shuffle windup code around
Restore all SPRs and CR up-front, these are longer latency
instructions. Move register restore around to maximise pairs of
adjacent loads (e.g., restore r0 next to r1).
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'tools/perf/scripts/python/exported-sql-viewer.py')
0 files changed, 0 insertions, 0 deletions