[PATCH] D83655: [AsmPrinter] Split up .gcc_except_table

Fangrui Song via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon Jul 13 08:32:54 PDT 2020


MaskRay added a comment.

In D83655#2146716 <https://reviews.llvm.org/D83655#2146716>, @jhenderson wrote:

> Sounds reasonable in principle, but what is the compile/link-time performance cost of adding lots of extra section headers, especially when using -ffunction-sections on a link with many functions?


Functions using try catch needs `personality` and `.gcc_except_table`. Such functions are not common and thus the increased number of section headers is not a concern.


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https://reviews.llvm.org/D83655





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