[all-commits] [llvm/llvm-project] 1bcc50: [DAGCombine] Add basic optimizations for FREEZE in...

[Juneyoung Lee via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 1bcc500b48a380f1fcb3719fee43ce4bc33ecda3
      https://github.com/llvm/llvm-project/commit/1bcc500b48a380f1fcb3719fee43ce4bc33ecda3
  Author: Juneyoung Lee <aqjune at gmail.com>
  Date:   2020-03-27 (Fri, 27 Mar 2020)

  Changed paths:
    M llvm/include/llvm/CodeGen/SelectionDAG.h
    M llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
    M llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
    M llvm/test/CodeGen/X86/fast-isel-freeze.ll
    A llvm/test/CodeGen/X86/freeze-combine.ll
    M llvm/test/CodeGen/X86/freeze-legalize.ll

  Log Message:
  -----------
  [DAGCombine] Add basic optimizations for FREEZE in SelDag

Summary: This patch is the first effort to adding basic optimizations for FREEZE in SelDag.

Reviewers: spatel, lebedev.ri

Reviewed By: spatel

Subscribers: xbolva00, hiraditya, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D76707