[all-commits] [llvm/llvm-project] b30e12: AMDGPU: Don't expand more special div cases in IR

[Matt Arsenault via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: b30e1223334b3fb4246acfe0a476a836d788c623
      https://github.com/llvm/llvm-project/commit/b30e1223334b3fb4246acfe0a476a836d788c623
  Author: Matt Arsenault <Matthew.Arsenault at amd.com>
  Date:   2020-02-11 (Tue, 11 Feb 2020)

  Changed paths:
    M llvm/lib/Target/AMDGPU/AMDGPUCodeGenPrepare.cpp
    M llvm/test/CodeGen/AMDGPU/amdgpu-codegenprepare-idiv.ll

  Log Message:
  -----------
  AMDGPU: Don't expand more special div cases in IR

These have nicer expansions implemented in the DAG. Ideally we would
either directly implement all of these special expansions, or stop
expanding division in the IR.