[all-commits] [llvm/llvm-project] 2663a2: [JumpThreading] Half the duplicate threshold at Oz

Sam Parker via All-commits all-commits at lists.llvm.org
Mon Feb 3 00:40:32 PST 2020

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 2663a25fadf73e0992182caf4871161a142515ad
  Author: Sam Parker <sam.parker at arm.com>
  Date:   2020-02-03 (Mon, 03 Feb 2020)

  Changed paths:
    M llvm/include/llvm/Transforms/Scalar/JumpThreading.h
    M llvm/lib/Transforms/Scalar/JumpThreading.cpp
    A llvm/test/Transforms/JumpThreading/codesize-loop.ll

  Log Message:
  [JumpThreading] Half the duplicate threshold at Oz

Duplicating instructions can lead to code size increases but using
a threshold of 3 is good for reducing code size.

Differential Revision: https://reviews.llvm.org/D72916

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