// Copyright 2022 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

// This file contains rules used by the laterLower pass.

// Simplify ISEL x $0 z into ISELZ
(ISEL [a] x (MOVDconst [0]) z) => (ISELZ [a] x z)
// Simplify ISEL $0 y z into ISELZ by inverting comparison and reversing arguments.
(ISEL [a] (MOVDconst [0]) y z) => (ISELZ [a^0x4] y z)