/*******************************************************************************
 * Copyright IBM Corp. and others 2018
 *
 * This program and the accompanying materials are made available under
 * the terms of the Eclipse Public License 2.0 which accompanies this
 * distribution and is available at https://www.eclipse.org/legal/epl-2.0/
 * or the Apache License, Version 2.0 which accompanies this distribution
 * and is available at https://www.apache.org/licenses/LICENSE-2.0.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the
 * Eclipse Public License, v. 2.0 are satisfied: GNU General Public License,
 * version 2 with the GNU Classpath Exception [1] and GNU General Public
 * License, version 2 with the OpenJDK Assembly Exception [2].
 *
 * [1] https://www.gnu.org/software/classpath/license.html
 * [2] https://openjdk.org/legal/assembly-exception.html
 *
 * SPDX-License-Identifier: EPL-2.0 OR Apache-2.0 OR GPL-2.0-only WITH Classpath-exception-2.0 OR GPL-2.0-only WITH OpenJDK-assembly-exception-1.0
 *******************************************************************************/

#ifndef ARM64SHIFTCODE_INCL
#define ARM64SHIFTCODE_INCL

namespace TR {

/*
 * Shift codes used in "shifted register" instructions
 */
typedef enum {
    SH_LSL = 0,
    SH_LSR,
    SH_ASR,
    SH_Reserved
} ARM64ShiftCode;

/*
 * Extend codes used in "extended register" instructions
 */
typedef enum {
    EXT_UXTB = 0,
    EXT_UXTH,
    EXT_UXTW,
    EXT_UXTX,
    EXT_SXTB,
    EXT_SXTH,
    EXT_SXTW,
    EXT_SXTX,
} ARM64ExtendCode;

/*
 * Shift codes used in "mov (wide immediate)" instructions
 */
enum {
    MOV_LSL16 = 0x10000,
    MOV_LSL32 = 0x20000,
    MOV_LSL48 = 0x30000
};

} // namespace TR

#endif
