[PATCH] D125094: [ARM][Thumb] Command-line option to ensure AAPCS compliant Frame Records

[Lucas Prates via Phabricator via llvm-commits]

pratlucas marked 2 inline comments as done.
pratlucas added inline comments.


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Comment at: llvm/lib/Target/ARM/ARMFrameLowering.cpp:732
+  // AAPCS requires use of R11, and PACBTI gets in the way of regular pushes,
+  // so FP ends up on area two.
   if (HasFP) {
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efriedma wrote:
> I guess this is related to this patch because it involves the interaction of PACBTI with -mframe_chain ?  (Without this patch, PACBTI doesn't exist on any targets where the frame pointer is in r11.)  I'm fine leaving it to a followup, though.
Sounds good. I'm going to address that on a followup patch.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D125094/new/

https://reviews.llvm.org/D125094