[PATCH] D73071: [X86][test] Add tests for -fpatchable-function-entry=N,M (where M>0) and its interaction with -fcf-protection=branch
Fangrui Song via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Jan 21 14:05:51 PST 2020
MaskRay marked an inline comment as done.
MaskRay added inline comments.
================
Comment at: llvm/test/CodeGen/X86/patchable-function-entry-ibt.ll:27
+
+;; -fpatchable-function-entry=2,1 -mbranch-protection=bti
+define void @f2_1() "patchable-function-entry"="1" "patchable-function-prefix"="1" {
----------------
nickdesaulniers wrote:
> Should the filename of this added test be `s/ibt.ll/bti.ll`?
Sorry, I made a typo.
It should be -fcf-protection=branch (https://gcc.gnu.org/onlinedocs/gcc/Instrumentation-Options.html)
This is the Intel technology which resembles to AArch64's IBT.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D73071/new/
https://reviews.llvm.org/D73071
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