[all-commits] [llvm/llvm-project] dffa9d: [clangd] Shard preamble symbols in dynamic index

[kadir çetinkaya via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: dffa9dfbda56820c02e357ad34c24ce8759b4d26
      https://github.com/llvm/llvm-project/commit/dffa9dfbda56820c02e357ad34c24ce8759b4d26
  Author: Kadir Cetinkaya <kadircet at google.com>
  Date:   2020-04-15 (Wed, 15 Apr 2020)

  Changed paths:
    M clang-tools-extra/clangd/index/Background.cpp
    M clang-tools-extra/clangd/index/FileIndex.cpp
    M clang-tools-extra/clangd/index/FileIndex.h
    M clang-tools-extra/clangd/index/SymbolCollector.cpp
    M clang-tools-extra/clangd/unittests/FileIndexTests.cpp
    M clang-tools-extra/clangd/unittests/TestTU.cpp

  Log Message:
  -----------
  [clangd] Shard preamble symbols in dynamic index

Summary:
This reduces memory usage by dynamic index from more than 400MB to 32MB
when all files in clang-tools-extra/clangd/*.cpp are active in clangd.

Reviewers: sammccall

Subscribers: ilya-biryukov, MaskRay, jkorous, arphaman, usaxena95, cfe-commits

Tags: #clang

Differential Revision: https://reviews.llvm.org/D77732