[PATCH] D14547: [llvm-profdata] Add support for weighted merge of profile data

[Nathan Slingerland via llvm-commits]

slingn updated this revision to Diff 40201.
slingn marked 2 inline comments as done.
slingn added a comment.

Updated for dnovillo, davidxl and silvas feedback.

-Changed to use ':<weight>' file suffix rather than add a --weights=N,M option.
-Refectored so that weights are applied in narrower scope (aka 'Single Point of Truth')


http://reviews.llvm.org/D14547

Files:
  docs/CommandGuide/llvm-profdata.rst
  include/llvm/ProfileData/InstrProf.h
  include/llvm/ProfileData/SampleProf.h
  include/llvm/Support/MathExtras.h
  lib/ProfileData/InstrProfWriter.cpp
  test/tools/llvm-profdata/Inputs/weight-instr-bar.profdata
  test/tools/llvm-profdata/Inputs/weight-instr-foo.profdata
  test/tools/llvm-profdata/Inputs/weight-sample-bar.proftext
  test/tools/llvm-profdata/Inputs/weight-sample-foo.proftext
  test/tools/llvm-profdata/weight-instr.test
  test/tools/llvm-profdata/weight-sample.test
  tools/llvm-profdata/llvm-profdata.cpp

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