arm64: Mark the armv8 crc32c as supporting BTI
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Authored by andrew on Nov 14 2023, 3:16 PM.

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rGe7d2a96f4f9b: arm64: Mark the armv8 crc32c as supporting BTI
rGde4ca58e2c2a: arm64: Mark the armv8 crc32c as supporting BTI
rG25d0310ed881: arm64: Mark the armv8 crc32c as supporting BTI

Summary

This is built into a test so needs the BTI elf note for the rest of the
test to be built with BTI support enabled.

As the assembly uses the ENTRY macro it already supports BTI, so mark
it as such.

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Repository

rG FreeBSD src repository

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Lint Not Applicable

Unit

Tests Not Applicable

Event Timeline

andrew created this revision.Nov 14 2023, 3:16 PM

Herald added subscribers: emaste, imp. · View Herald TranscriptNov 14 2023, 3:16 PM

andrew requested review of this revision.Nov 14 2023, 3:16 PM

Harbormaster completed remote builds in B54417: Diff 130077.Nov 14 2023, 3:16 PM

andrew added a child revision: D42596: arm64: Allow userspace to be built with PAC and BTI.Nov 14 2023, 3:16 PM

This revision was not accepted when it landed; it landed in state Needs Review.Nov 21 2023, 11:28 AM

Closed by commit rG25d0310ed881: arm64: Mark the armv8 crc32c as supporting BTI (authored by andrew). · Explain Why

This revision was automatically updated to reflect the committed changes.

andrew added a commit: rG25d0310ed881: arm64: Mark the armv8 crc32c as supporting BTI.

andrew added a commit: rGde4ca58e2c2a: arm64: Mark the armv8 crc32c as supporting BTI.Feb 19 2024, 4:46 PM

andrew added a commit: rGe7d2a96f4f9b: arm64: Mark the armv8 crc32c as supporting BTI.

Revision Contents
Changeset List

Path

Size

sys/

libkern/

arm64/

crc32c_armv8.S

4 lines

Diff 130385

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sys/libkern/arm64/crc32c_armv8.S

arm64: Mark the armv8 crc32c as supporting BTIClosedPublicActions