[PATCH] D24976: [thinlto] Don't decay threshold for hot callsites

[Piotr Padlewski via llvm-commits]

Prazek created this revision.
Prazek added reviewers: tejohnson, eraman, mehdi_amini.
Prazek added a subscriber: llvm-commits.
Herald added a subscriber: mehdi_amini.

We don't want to decay hot callsites to import chains of hot
callsites. The same mechanism is used in LIPO.

https://reviews.llvm.org/D24976

Files:
  lib/Transforms/IPO/FunctionImport.cpp
  test/Transforms/FunctionImport/Inputs/hotness_based_import.ll
  test/Transforms/FunctionImport/hotness_based_import.ll

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