[all-commits] [llvm/llvm-project] 0906dc: [WebAssembly] Simplify extract_vector lowering

[Thomas Lively via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 0906dca493b3cec36d7fc3fe9f079c0a5288515d
      https://github.com/llvm/llvm-project/commit/0906dca493b3cec36d7fc3fe9f079c0a5288515d
  Author: Thomas Lively <tlively at google.com>
  Date:   2020-02-25 (Tue, 25 Feb 2020)

  Changed paths:
    M llvm/lib/Target/WebAssembly/WebAssemblyISelLowering.cpp
    M llvm/lib/Target/WebAssembly/WebAssemblyInstrSIMD.td
    M llvm/test/CodeGen/WebAssembly/simd-arith.ll
    M llvm/test/CodeGen/WebAssembly/simd-sext-inreg.ll
    M llvm/test/CodeGen/WebAssembly/simd.ll

  Log Message:
  -----------
  [WebAssembly] Simplify extract_vector lowering

Summary:
Removes patterns that were not doing useful work, changes the
default extract instructions to be the unsigned versions now that
they are enabled by default, fixes PR44988, and adds tests for
sext_inreg lowering.

Reviewers: aheejin

Reviewed By: aheejin

Subscribers: dschuff, sbc100, jgravelle-google, hiraditya, sunfish, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D75005