[all-commits] [llvm/llvm-project] 233106: [llvm-link] Improve link time for bitcode archives...

[Sergey Dmitriev via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 233106269db6af64f9eff7db0bdf119593f822b1
      https://github.com/llvm/llvm-project/commit/233106269db6af64f9eff7db0bdf119593f822b1
  Author: Sergey Dmitriev <serguei.n.dmitriev at intel.com>
  Date:   2021-01-19 (Tue, 19 Jan 2021)

  Changed paths:
    M llvm/tools/llvm-link/llvm-link.cpp

  Log Message:
  -----------
  [llvm-link] Improve link time for bitcode archives [NFC]

Linking large bitcode archives currently takes a lot of time with llvm-link,
this patch adds couple improvements which reduce link time for archives
- Use one Linker instance for archive instead of recreating it for each member
- Lazy load archive members

Reviewed By: tra, jdoerfert

Differential Revision: https://reviews.llvm.org/D94643