[PATCH] D117509: [PartialInline] Bail out on asm-goto/callbr
David Li via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Jan 18 11:48:50 PST 2022
davidxl added inline comments.
================
Comment at: llvm/lib/Transforms/IPO/PartialInlining.cpp:1420
+ // Don't bother with BlockAddress used by CallBr for asm goto.
+ if (isa<BlockAddress>(User))
+ continue;
----------------
hoy wrote:
> davidxl wrote:
> > Is it legal to partial inline in case when the function's block address is taken?
> I think so. The non-inlined callsites will still call the original version, while the inlined callsites will pull in the new version. The new version has some context-irrelevant code outlined, but both versions should be semantically equal. Please correct me if I'm missing anything?
what if the labels and references from asm goto are in different regions -- one in inlined region, and the other in the outllined region?
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D117509/new/
https://reviews.llvm.org/D117509
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