[PATCH] D21982: WIP: Implement a per-thread inmemory log

[Dean Michael Berris via llvm-commits]

dberris created this revision.
dberris added reviewers: echristo, kcc.
dberris added a subscriber: llvm-commits.
dberris added a dependency: D21612: Work-in-Progress compiler-rt prototype for XRay runtime..
Herald added a subscriber: mehdi_amini.

Depends on D21612 which implements the building blocks for the compiler-rt
implementation of the XRay runtime. We use a naive in-memory log of fixed-size
entries that get written out to a log file when the buffers are full, and when
the thread exits.

http://reviews.llvm.org/D21982

Files:
  lib/xray/CMakeLists.txt
  lib/xray/xray_inmemory_log.cc

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