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Differential D54946

arm64: Add MOPS implementation of pagezero()
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Authored by sarah.walker2_arm.com on Thu, Jan 29, 6:25 PM.
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andrew
manu
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rG7d7295df9b13: arm64: Add MOPS implementation of pagezero()
Summary

Reimplement pagezero() as ifunc. As pagezero() is only used in pmap.c,
move ifunc to that file.

Sponsored by: Arm Ltd

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rG FreeBSD src repository
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Event Timeline

sarah.walker2_arm.com created this revision.Thu, Jan 29, 6:25 PM
Herald added a reviewer: andrew. · View Herald TranscriptThu, Jan 29, 6:25 PM
Herald added a reviewer: andrew. · View Herald Transcript
Herald added a reviewer: manu. · View Herald Transcript
Herald added subscribers: emaste, imp. · View Herald Transcript
sarah.walker2_arm.com requested review of this revision.Thu, Jan 29, 6:25 PM
Harbormaster completed remote builds in B70213: Diff 170736.Thu, Jan 29, 6:25 PM
sarah.walker2_arm.com added a child revision: D54947: arm64: Add MOPS implementations of copyin/copyout.Thu, Jan 29, 6:26 PM
andrew added inline comments.Fri, Jan 30, 11:02 AM
sys/arm64/arm64/pmap.c
10228–10235

These are needed by more than the ifunc so should be left in machdep.c

sys/arm64/arm64/support.S
406–408

We can use xzr directly rather than setting x1 to 0.

sarah.walker2_arm.com updated this revision to Diff 170772.Fri, Jan 30, 12:26 PM

Address review comments.

Harbormaster completed remote builds in B70230: Diff 170772.Fri, Jan 30, 12:26 PM
andrew accepted this revision.Fri, Jan 30, 1:20 PM
This revision is now accepted and ready to land.Fri, Jan 30, 1:20 PM
sarah.walker2_arm.com updated this revision to Diff 170973.Mon, Feb 2, 10:01 AM

Address review comments.

This revision now requires review to proceed.Mon, Feb 2, 10:01 AM
Harbormaster completed remote builds in B70339: Diff 170973.Mon, Feb 2, 10:01 AM
andrew accepted this revision.Tue, Feb 3, 1:49 PM
This revision is now accepted and ready to land.Tue, Feb 3, 1:49 PM
sarah.walker2_arm.com updated this revision to Diff 171509.Mon, Feb 9, 11:52 AM

Remove mops_supported.

This revision now requires review to proceed.Mon, Feb 9, 11:52 AM
Harbormaster completed remote builds in B70543: Diff 171509.Mon, Feb 9, 11:52 AM
andrew accepted this revision.Mon, Feb 9, 5:31 PM
This revision is now accepted and ready to land.Mon, Feb 9, 5:31 PM
Closed by commit rG7d7295df9b13: arm64: Add MOPS implementation of pagezero() (authored by sarah.walker2_arm.com, committed by andrew). · Explain WhyTue, Feb 10, 3:43 PM
This revision was automatically updated to reflect the committed changes.
andrew added a commit: rG7d7295df9b13: arm64: Add MOPS implementation of pagezero().

Revision Contents
Changeset List

PathSize
sys/
arm64/
arm64/
10 lines
22 lines
12 lines
include/
1 line

Diff 171674

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sys/arm64/arm64/machdep.c

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sys/arm64/arm64/pmap.c

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sys/arm64/arm64/support.S

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sys/arm64/include/machdep.h

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