[all-commits] [llvm/llvm-project] 1992e3: [WebAssembly] Prototype i8x16.popcnt

[Thomas Lively via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 1992e30c2d751f6f1f6ad5190f84e37dece04f7f
      https://github.com/llvm/llvm-project/commit/1992e30c2d751f6f1f6ad5190f84e37dece04f7f
  Author: Thomas Lively <tlively at google.com>
  Date:   2020-10-15 (Thu, 15 Oct 2020)

  Changed paths:
    M clang/include/clang/Basic/BuiltinsWebAssembly.def
    M clang/lib/CodeGen/CGBuiltin.cpp
    M clang/test/CodeGen/builtins-wasm.c
    M llvm/include/llvm/IR/IntrinsicsWebAssembly.td
    M llvm/lib/Target/WebAssembly/WebAssemblyInstrSIMD.td
    M llvm/test/CodeGen/WebAssembly/simd-intrinsics.ll
    M llvm/test/MC/WebAssembly/simd-encodings.s

  Log Message:
  -----------
  [WebAssembly] Prototype i8x16.popcnt

As proposed at https://github.com/WebAssembly/simd/pull/379. Use a target
builtin and intrinsic rather than normal codegen patterns to make the
instruction opt-in until it is merged to the proposal and stabilized in engines.

Differential Revision: https://reviews.llvm.org/D89446