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Author SHA1 Message Date
Snehasish Kumar 7cca33b40f [memprof] Extend llvm-profdata to display MemProf profile summaries. 
This commit adds initial support to llvm-profdata to read and print
summaries of raw memprof profiles.
Summary of changes:
* Refactor shared defs to MemProfData.inc
* Extend show_main to display memprof profile summaries.
* Add a simple raw memprof profile reader.
* Add a couple of tests to tools/llvm-profdata.

Differential Revision: https://reviews.llvm.org/D114286
 2021-11-30 10:45:26 -08:00
Snehasish Kumar 545866cb05 [memprof] Add a raw binary format to serialize memprof profiles. 
This change implements the raw binary format discussed in
https://lists.llvm.org/pipermail/llvm-dev/2021-September/153007.html

Summary of changes
* Add a new memprof option to choose binary or text (default) format.
* Add a rawprofile library which serializes the MIB map to profile.
* Add a unit test for rawprofile.
* Mark sanitizer procmaps methods as virtual to be able to mock them.
* Extend memprof_profile_dump regression test.

Differential Revision: https://reviews.llvm.org/D113317
 2021-11-11 11:29:36 -08:00