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Differential D28942

arm64: add definition for IS_SSTEP_TRAP()
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Authored by mhorne on Feb 26 2021, 5:42 PM.
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jhb
manu
andrew
markj
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rGe152c882738f: arm64: add definition for IS_SSTEP_TRAP()
Summary

arm64 has a distinct exception code for single-step, so we can use this
to detect when an unexpected SS trap is encountered, or when an expected
one is not.

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rS FreeBSD src repository - subversion
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Buildable 37411
Build 34300: arc lint + arc unit

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sys/
arm64/
include/
2 lines

Diff 84753

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sys/arm64/include/db_machdep.h

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