Eliminate unnecessary vtable slot backpatching during non-final tier transitions#125359

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davidwrighton wants to merge 12 commits intodotnet:mainfrom

davidwrighton:investigate_tiering_issue

Commits on Mar 9, 2026

Add coreclr-logging-test skill for running tests with CLR logging

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Add LOG calls for vtable slot updates during tiered compilation

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Reapply "Eliminate forwarder stubs by reusing method precodes for call counting indirection" (#125285)
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Commits on Mar 11, 2026

Register funcptr precodes in backpatching table for proper tiered compilation lifecycle

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Commits on Mar 20, 2026

Commits on Mar 23, 2026

Fix profiler ReJIT/Revert for backpatchable (virtual) methods

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