[PATCH] D23383: Branch Folding: Accept explicit threshold for tail merge size.

[Kyle Butt via llvm-commits]

iteratee created this revision.
iteratee added a reviewer: davidxl.
iteratee added subscribers: llvm-commits, echristo.
iteratee set the repository for this revision to rL LLVM.

This is prep work for allowing the threshold to be different during layout,
and to enforce a single threshold between merging and duplicating during
layout. No observable change intended.


Repository:
  rL LLVM

https://reviews.llvm.org/D23383

Files:
  lib/CodeGen/BranchFolding.cpp
  lib/CodeGen/BranchFolding.h
  lib/CodeGen/IfConversion.cpp
  lib/CodeGen/MachineBlockPlacement.cpp

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