1f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project/*
2f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Copyright (C) 2007 The Android Open Source Project
3f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project *
4f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License");
5f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * you may not use this file except in compliance with the License.
6f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * You may obtain a copy of the License at
7f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project *
8f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project *      http://www.apache.org/licenses/LICENSE-2.0
9f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project *
10f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Unless required by applicable law or agreed to in writing, software
11f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS,
12f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * See the License for the specific language governing permissions and
14f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * limitations under the License.
15f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */
16f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project
17f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectpackage com.android.dx.dex.code.form;
18f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project
19f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport com.android.dx.dex.code.CstInsn;
20f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport com.android.dx.dex.code.DalvInsn;
21f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport com.android.dx.dex.code.InsnFormat;
22f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport com.android.dx.rop.code.RegisterSpecList;
23f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport com.android.dx.rop.cst.Constant;
24f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport com.android.dx.rop.cst.CstLiteral64;
25f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport com.android.dx.rop.cst.CstLiteralBits;
26f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport com.android.dx.util.AnnotatedOutput;
27f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project
28f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project/**
2999409883d9c4c0ffb49b070ce307bb33a9dfe9f1The Android Open Source Project * Instruction format {@code 51l}. See the instruction format spec
30f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * for details.
31f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */
32f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectpublic final class Form51l extends InsnFormat {
3399409883d9c4c0ffb49b070ce307bb33a9dfe9f1The Android Open Source Project    /** {@code non-null;} unique instance of this class */
34f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project    public static final InsnFormat THE_ONE = new Form51l();
35f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project
36f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project    /**
37f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project     * Constructs an instance. This class is not publicly
38f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project     * instantiable. Use {@link #THE_ONE}.
39f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project     */
40f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project    private Form51l() {
41f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project        // This space intentionally left blank.
42f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project    }
43f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project
44f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project    /** {@inheritDoc} */
45f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project    @Override
46f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project    public String insnArgString(DalvInsn insn) {
47f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project        RegisterSpecList regs = insn.getRegisters();
48f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project        CstLiteralBits value = (CstLiteralBits) ((CstInsn) insn).getConstant();
49f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project
50f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project        return regs.get(0).regString() + ", " + literalBitsString(value);
51f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project    }
52f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project
53f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project    /** {@inheritDoc} */
54f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project    @Override
55f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project    public String insnCommentString(DalvInsn insn, boolean noteIndices) {
56f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project        CstLiteralBits value = (CstLiteralBits) ((CstInsn) insn).getConstant();
57f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project        return literalBitsComment(value, 64);
58f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project    }
59f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project
60f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project    /** {@inheritDoc} */
61f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project    @Override
62f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project    public int codeSize() {
63f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project        return 5;
64f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project    }
65f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project
66f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project    /** {@inheritDoc} */
67f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project    @Override
68f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project    public boolean isCompatible(DalvInsn insn) {
69f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project        RegisterSpecList regs = insn.getRegisters();
70f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project        if (!((insn instanceof CstInsn) &&
71f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project              (regs.size() == 1) &&
72f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project              unsignedFitsInByte(regs.get(0).getReg()))) {
73f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project            return false;
74f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project        }
75f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project
76f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project        CstInsn ci = (CstInsn) insn;
77f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project        Constant cst = ci.getConstant();
78f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project
79f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project        return (cst instanceof CstLiteral64);
80f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project    }
81f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project
82f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project    /** {@inheritDoc} */
83f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project    @Override
84f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project    public InsnFormat nextUp() {
85f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project        return null;
86f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project    }
87f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project
88f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project    /** {@inheritDoc} */
89f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project    @Override
90f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project    public void writeTo(AnnotatedOutput out, DalvInsn insn) {
91f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project        RegisterSpecList regs = insn.getRegisters();
92f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project        long value =
93f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project            ((CstLiteral64) ((CstInsn) insn).getConstant()).getLongBits();
94f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project
95f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project        write(out,
96f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project              opcodeUnit(insn, regs.get(0).getReg()),
97f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project              (short) value,
98f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project              (short) (value >> 16),
99f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project              (short) (value >> 32),
100f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project              (short) (value >> 48));
101f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project    }
102f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project}
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