[PATCH] D132443: [LSR] Fold terminating condition to other IV when possible

[Yueh-Ting (eop) Chen via Phabricator via llvm-commits]

eopXD added a comment.

Some statistics to help push the patch, here are the number of loops affected when compiling spec2k6 with downstream compiler and this patch applied:

  400.perlbench 56
  401.bzip2 6
  403.gcc 155
  429.mcf 1
  445.gobmk 45
  456.hmmer 44
  458.sjeng 9
  462.libquantum 4
  464.h264ref 125
  471.omnetpp 7
  473.astar 14
  483.xalancbmk 81


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D132443/new/

https://reviews.llvm.org/D132443