[PATCH] D89666: the tool being built aims to support multiple input perf data (preprocessed by perf script) as well as multiple input binary images. It should also support dynamic reload/unload shared objects by leveraging the loader snaps being built by this change

[Lei Wang via Phabricator via llvm-commits]

wlei created this revision.
Herald added subscribers: llvm-commits, wenlei, mgorny.
Herald added a project: LLVM.
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As a starter of moving our counts processing tool into LLVM, this change sets up an entry point. It parses the mmap2 events from perf data to build the loader snaps, which is used to retrieve the image load address in the subsequent perf tracing parsing.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D89666

Files:
  llvm/docs/CommandGuide/llvm-profgen.rst
  llvm/test/tools/llvm-profgen/lit.local.cfg
  llvm/test/tools/llvm-profgen/mmapEvent.test
  llvm/tools/llvm-profgen/CMakeLists.txt
  llvm/tools/llvm-profgen/LLVMBuild.txt
  llvm/tools/llvm-profgen/llvm-profgen.cpp

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