[PATCH] D72222: [Driver][CodeGen] Add -fpatchable-function-entry=N[,0]

[Nick Desaulniers via Phabricator via cfe-commits]

nickdesaulniers added a comment.

In D72222#1837116 <https://reviews.llvm.org/D72222#1837116>, @MaskRay wrote:

> along with -mfentry, -mhotpatch (SystemZ specific), -mnop-mcount (x86, SystemZ, -fno-pie specific), -mrecord-mcount (used to retire `scripts/recordmcount.{pl,c}`).


This is a useful summary of similar tools, thank you for the survey. Indeed, many of these seem to be used to support tracing in the Linux kernel.


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https://reviews.llvm.org/D72222