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/freebsd-11-stable/sys/arm64/include/ | ||
H A D | armreg.h | diff 297536 Mon Apr 04 05:16:05 MDT 2016 wma arm64: bzero optimization This optimization attempts to utylize as wide as possible register store instructions to zero large buffers. The implementation, if possible, will use 'dc zva' to zero buffer by cache lines. Speedup: 60x faster memory zeroing Submitted by: Dominik Ermel <der@semihalf.com> Obtained from: Semihalf Sponsored by: Cavium Reviewed by: kib Differential Revision: https://reviews.freebsd.org/D5726 |
/freebsd-11-stable/sys/arm64/arm64/ | ||
H A D | machdep.c | diff 297536 Mon Apr 04 05:16:05 MDT 2016 wma arm64: bzero optimization This optimization attempts to utylize as wide as possible register store instructions to zero large buffers. The implementation, if possible, will use 'dc zva' to zero buffer by cache lines. Speedup: 60x faster memory zeroing Submitted by: Dominik Ermel <der@semihalf.com> Obtained from: Semihalf Sponsored by: Cavium Reviewed by: kib Differential Revision: https://reviews.freebsd.org/D5726 |
/freebsd-11-stable/sys/conf/ | ||
H A D | files.arm64 | diff 297536 Mon Apr 04 05:16:05 MDT 2016 wma arm64: bzero optimization This optimization attempts to utylize as wide as possible register store instructions to zero large buffers. The implementation, if possible, will use 'dc zva' to zero buffer by cache lines. Speedup: 60x faster memory zeroing Submitted by: Dominik Ermel <der@semihalf.com> Obtained from: Semihalf Sponsored by: Cavium Reviewed by: kib Differential Revision: https://reviews.freebsd.org/D5726 |
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