[all-commits] [llvm/llvm-project] cbbbd5: [GlobalISel] Make use of KnownBits::computeForAddSub

[jayfoad via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: cbbbd5b5f617f55fffd49920c97b006f1e8398c7
      https://github.com/llvm/llvm-project/commit/cbbbd5b5f617f55fffd49920c97b006f1e8398c7
  Author: Jay Foad <jay.foad at amd.com>
  Date:   2020-01-27 (Mon, 27 Jan 2020)

  Changed paths:
    M llvm/lib/CodeGen/GlobalISel/GISelKnownBits.cpp

  Log Message:
  -----------
  [GlobalISel] Make use of KnownBits::computeForAddSub

Summary:
This is mostly NFC. computeForAddSub may give more precise results in
some cases, but that doesn't seem to affect any existing GlobalISel
tests.

Subscribers: rovka, hiraditya, volkan, Petar.Avramovic, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D73431