[PATCH] D17624: Metadata support for profile summary

[Easwaran Raman via llvm-commits]

eraman created this revision.
eraman added reviewers: davidxl, vsk, dnovillo.
eraman added a subscriber: llvm-commits.

This adds support to convert ProfileSummary object to Metadata and create a ProfileSummary object from metadata. This would allow attaching profile summary information to Module allowing optimization passes to use it.

http://reviews.llvm.org/D17624

Files:
  include/llvm/ProfileData/ProfileCommon.h
  lib/ProfileData/ProfileSummary.cpp
  unittests/ProfileData/InstrProfTest.cpp
  unittests/ProfileData/SampleProfTest.cpp

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