Summary:
This document is an attempt at showing how XRay could be used to debug
latency issues with LLVM tools, and how to use the llvm-xray tool to
analyse XRay traces.
Reviewers: echristo, mehdi_amini, davide
Subscribers: llvm-commits
Differential Revision: https://reviews.llvm.org/D31493
llvm-svn: 299133