amd64: handle small memmove buffers with overlapping stores
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Authored by mjg on Nov 30 2018, 9:02 AM.

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kib

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rS341351: amd64: handle small memmove buffers with overlapping stores

Summary

Similar to https://reviews.freebsd.org/D17660 . Handling sizes of > 32 backwards will be updated later.

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Repository

rS FreeBSD src repository - subversion

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Event Timeline

mjg created this revision.Nov 30 2018, 9:02 AM

kib accepted this revision.Nov 30 2018, 3:52 PM

This revision is now accepted and ready to land.Nov 30 2018, 3:52 PM

Closed by commit rS341351: amd64: handle small memmove buffers with overlapping stores (authored by mjg). · Explain WhyNov 30 2018, 8:59 PM

This revision was automatically updated to reflect the committed changes.

Herald added a subscriber: imp. · View Herald TranscriptNov 30 2018, 8:59 PM

Revision Contents
Changeset List

Path

Size

head/

lib/

libc/

amd64/

string/

memmove.S

92 lines

sys/

amd64/

support.S

91 lines

Diff 51449

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head/lib/libc/amd64/string/memmove.S