[all-commits] [llvm/llvm-project] ea093f: Handle cases for subregisters.

[suyogsarda via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: ea093f64813dbaaff2e08186060f6388a4173562
      https://github.com/llvm/llvm-project/commit/ea093f64813dbaaff2e08186060f6388a4173562
  Author: Suyog Sarda <ssarda at codeaurora.org>
  Date:   2020-04-30 (Thu, 30 Apr 2020)

  Changed paths:
    M llvm/lib/Target/Hexagon/HexagonSubtarget.cpp
    A llvm/test/CodeGen/Hexagon/check-subregister-for-latency.ll

  Log Message:
  -----------
  Handle cases for subregisters.

While restoring latency, check if any of the registers of
source instruction is a subregister of the successor instructions
apart from being same register.