[all-commits] [llvm/llvm-project] 8b417d: Process BUNDLE in tail duplication

[Stanislav Mekhanoshin via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 8b417dd3d6c6e4c83dee172e9b37cc2ba51c635a
      https://github.com/llvm/llvm-project/commit/8b417dd3d6c6e4c83dee172e9b37cc2ba51c635a
  Author: Stanislav Mekhanoshin <Stanislav.Mekhanoshin at amd.com>
  Date:   2020-01-15 (Wed, 15 Jan 2020)

  Changed paths:
    M llvm/lib/CodeGen/TailDuplicator.cpp
    A llvm/test/CodeGen/AMDGPU/tail-dup-bundle.mir

  Log Message:
  -----------
  Process BUNDLE in tail duplication

When tail duplication estimates a size of tail it uses instruction
count. Account for a number of instrictions in a bundle too.

Differential Revision: https://reviews.llvm.org/D72783