| // Copyright 2026 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. | |
| package flate | |
| // shiftMask is a no-op shift mask for x86-64. | |
| // Using it lets the compiler omit the check for shift size >= 64. | |
| const reg8SizeMask64 = 63 |