amd64: handle small memmove buffers with overlapping stores
ClosedPublic
Actions

Authored by mjg on Nov 30 2018, 9:02 AM.

Tags

None

Referenced Files

	Unknown Object (File)
	Wed, Sep 30, 7:28 PM

	Unknown Object (File)
	Wed, Sep 30, 6:46 PM

	Unknown Object (File)
	Wed, Sep 30, 3:48 PM

	Unknown Object (File)
	Fri, Sep 25, 7:37 PM

	Unknown Object (File)
	Sun, Sep 20, 9:08 PM

	Unknown Object (File)
	Sep 2 2026, 5:11 PM

	Unknown Object (File)
	Aug 22 2026, 3:09 PM

	Unknown Object (File)
	Aug 22 2026, 8:11 AM

View All Files

Subscribers

imp

Details

Reviewers

kib

Commits

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.

Diff Detail

Repository

rS FreeBSD src repository - subversion

Lint

Lint Not Applicable

Unit

Tests Not Applicable

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

View Options

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