[PATCH] D76336: [DWARF] Emit DW_AT_call_pc for tail calls

David Blaikie via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue Mar 17 18:56:18 PDT 2020


dblaikie added a comment.

(general caveat: this should be committed as separate patches - between llvm and llvm-dsymutil (much like llvm-dwarfdump and llvm codegen are usually committed separately) - but yeah, it's nice to see it all together for review))

Do you happen to have numbers for, say, clang, on the growth of object size because of this - specifically I'd be interested in the growth of the .rela.debug_addr section in a DWARFv5 build.

Did I understand correctly from previous discussions that the goal was to have call_sites for /every/ call, at some point? (I'm concerned that'll be a /lot/ of addresses)


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https://reviews.llvm.org/D76336





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