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src/share/classes/com/sun/tools/classfile/Opcode.java@2eb010b6cb22 (annotated)

src/share/classes/com/sun/tools/classfile/Opcode.java

Thu, 31 Aug 2017 15:17:03 +0800

author

aoqi

date

Thu, 31 Aug 2017 15:17:03 +0800

changeset 2525

2eb010b6cb22

parent 1442

fcf89720ae71

parent 0

959103a6100f

permissions

-rw-r--r--

merge

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0	4	*
aoqi@0	5	* This code is free software; you can redistribute it and/or modify it
aoqi@0	6	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	* published by the Free Software Foundation. Oracle designates this
aoqi@0	8	* particular file as subject to the "Classpath" exception as provided
aoqi@0	9	* by Oracle in the LICENSE file that accompanied this code.
aoqi@0	10	*
aoqi@0	11	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	12	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	13	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	14	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	15	* accompanied this code).
aoqi@0	16	*
aoqi@0	17	* You should have received a copy of the GNU General Public License version
aoqi@0	18	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	19	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0	20	*
aoqi@0	21	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	22	* or visit www.oracle.com if you need additional information or have any
aoqi@0	23	* questions.
aoqi@0	24	*/
aoqi@0	25
aoqi@0	26	package com.sun.tools.classfile;
aoqi@0	27
aoqi@0	28	import static com.sun.tools.classfile.Instruction.Kind.*;
aoqi@0	29	import static com.sun.tools.classfile.Opcode.Set.*;
aoqi@0	30
aoqi@0	31	/**
aoqi@0	32	* See JVMS, chapter 6.
aoqi@0	33	*
aoqi@0	34	* <p>In addition to providing all the standard opcodes defined in JVMS,
aoqi@0	35	* this class also provides legacy support for the PicoJava extensions.
aoqi@0	36	*
aoqi@0	37	* <p><b>This is NOT part of any supported API.
aoqi@0	38	* If you write code that depends on this, you do so at your own risk.
aoqi@0	39	* This code and its internal interfaces are subject to change or
aoqi@0	40	* deletion without notice.</b>
aoqi@0	41	*/
aoqi@0	42	public enum Opcode {
aoqi@0	43	NOP(0x0),
aoqi@0	44	ACONST_NULL(0x1),
aoqi@0	45	ICONST_M1(0x2),
aoqi@0	46	ICONST_0(0x3),
aoqi@0	47	ICONST_1(0x4),
aoqi@0	48	ICONST_2(0x5),
aoqi@0	49	ICONST_3(0x6),
aoqi@0	50	ICONST_4(0x7),
aoqi@0	51	ICONST_5(0x8),
aoqi@0	52	LCONST_0(0x9),
aoqi@0	53	LCONST_1(0xa),
aoqi@0	54	FCONST_0(0xb),
aoqi@0	55	FCONST_1(0xc),
aoqi@0	56	FCONST_2(0xd),
aoqi@0	57	DCONST_0(0xe),
aoqi@0	58	DCONST_1(0xf),
aoqi@0	59	BIPUSH(0x10, BYTE),
aoqi@0	60	SIPUSH(0x11, SHORT),
aoqi@0	61	LDC(0x12, CPREF),
aoqi@0	62	LDC_W(0x13, CPREF_W),
aoqi@0	63	LDC2_W(0x14, CPREF_W),
aoqi@0	64	ILOAD(0x15, LOCAL),
aoqi@0	65	LLOAD(0x16, LOCAL),
aoqi@0	66	FLOAD(0x17, LOCAL),
aoqi@0	67	DLOAD(0x18, LOCAL),
aoqi@0	68	ALOAD(0x19, LOCAL),
aoqi@0	69	ILOAD_0(0x1a),
aoqi@0	70	ILOAD_1(0x1b),
aoqi@0	71	ILOAD_2(0x1c),
aoqi@0	72	ILOAD_3(0x1d),
aoqi@0	73	LLOAD_0(0x1e),
aoqi@0	74	LLOAD_1(0x1f),
aoqi@0	75	LLOAD_2(0x20),
aoqi@0	76	LLOAD_3(0x21),
aoqi@0	77	FLOAD_0(0x22),
aoqi@0	78	FLOAD_1(0x23),
aoqi@0	79	FLOAD_2(0x24),
aoqi@0	80	FLOAD_3(0x25),
aoqi@0	81	DLOAD_0(0x26),
aoqi@0	82	DLOAD_1(0x27),
aoqi@0	83	DLOAD_2(0x28),
aoqi@0	84	DLOAD_3(0x29),
aoqi@0	85	ALOAD_0(0x2a),
aoqi@0	86	ALOAD_1(0x2b),
aoqi@0	87	ALOAD_2(0x2c),
aoqi@0	88	ALOAD_3(0x2d),
aoqi@0	89	IALOAD(0x2e),
aoqi@0	90	LALOAD(0x2f),
aoqi@0	91	FALOAD(0x30),
aoqi@0	92	DALOAD(0x31),
aoqi@0	93	AALOAD(0x32),
aoqi@0	94	BALOAD(0x33),
aoqi@0	95	CALOAD(0x34),
aoqi@0	96	SALOAD(0x35),
aoqi@0	97	ISTORE(0x36, LOCAL),
aoqi@0	98	LSTORE(0x37, LOCAL),
aoqi@0	99	FSTORE(0x38, LOCAL),
aoqi@0	100	DSTORE(0x39, LOCAL),
aoqi@0	101	ASTORE(0x3a, LOCAL),
aoqi@0	102	ISTORE_0(0x3b),
aoqi@0	103	ISTORE_1(0x3c),
aoqi@0	104	ISTORE_2(0x3d),
aoqi@0	105	ISTORE_3(0x3e),
aoqi@0	106	LSTORE_0(0x3f),
aoqi@0	107	LSTORE_1(0x40),
aoqi@0	108	LSTORE_2(0x41),
aoqi@0	109	LSTORE_3(0x42),
aoqi@0	110	FSTORE_0(0x43),
aoqi@0	111	FSTORE_1(0x44),
aoqi@0	112	FSTORE_2(0x45),
aoqi@0	113	FSTORE_3(0x46),
aoqi@0	114	DSTORE_0(0x47),
aoqi@0	115	DSTORE_1(0x48),
aoqi@0	116	DSTORE_2(0x49),
aoqi@0	117	DSTORE_3(0x4a),
aoqi@0	118	ASTORE_0(0x4b),
aoqi@0	119	ASTORE_1(0x4c),
aoqi@0	120	ASTORE_2(0x4d),
aoqi@0	121	ASTORE_3(0x4e),
aoqi@0	122	IASTORE(0x4f),
aoqi@0	123	LASTORE(0x50),
aoqi@0	124	FASTORE(0x51),
aoqi@0	125	DASTORE(0x52),
aoqi@0	126	AASTORE(0x53),
aoqi@0	127	BASTORE(0x54),
aoqi@0	128	CASTORE(0x55),
aoqi@0	129	SASTORE(0x56),
aoqi@0	130	POP(0x57),
aoqi@0	131	POP2(0x58),
aoqi@0	132	DUP(0x59),
aoqi@0	133	DUP_X1(0x5a),
aoqi@0	134	DUP_X2(0x5b),
aoqi@0	135	DUP2(0x5c),
aoqi@0	136	DUP2_X1(0x5d),
aoqi@0	137	DUP2_X2(0x5e),
aoqi@0	138	SWAP(0x5f),
aoqi@0	139	IADD(0x60),
aoqi@0	140	LADD(0x61),
aoqi@0	141	FADD(0x62),
aoqi@0	142	DADD(0x63),
aoqi@0	143	ISUB(0x64),
aoqi@0	144	LSUB(0x65),
aoqi@0	145	FSUB(0x66),
aoqi@0	146	DSUB(0x67),
aoqi@0	147	IMUL(0x68),
aoqi@0	148	LMUL(0x69),
aoqi@0	149	FMUL(0x6a),
aoqi@0	150	DMUL(0x6b),
aoqi@0	151	IDIV(0x6c),
aoqi@0	152	LDIV(0x6d),
aoqi@0	153	FDIV(0x6e),
aoqi@0	154	DDIV(0x6f),
aoqi@0	155	IREM(0x70),
aoqi@0	156	LREM(0x71),
aoqi@0	157	FREM(0x72),
aoqi@0	158	DREM(0x73),
aoqi@0	159	INEG(0x74),
aoqi@0	160	LNEG(0x75),
aoqi@0	161	FNEG(0x76),
aoqi@0	162	DNEG(0x77),
aoqi@0	163	ISHL(0x78),
aoqi@0	164	LSHL(0x79),
aoqi@0	165	ISHR(0x7a),
aoqi@0	166	LSHR(0x7b),
aoqi@0	167	IUSHR(0x7c),
aoqi@0	168	LUSHR(0x7d),
aoqi@0	169	IAND(0x7e),
aoqi@0	170	LAND(0x7f),
aoqi@0	171	IOR(0x80),
aoqi@0	172	LOR(0x81),
aoqi@0	173	IXOR(0x82),
aoqi@0	174	LXOR(0x83),
aoqi@0	175	IINC(0x84, LOCAL_BYTE),
aoqi@0	176	I2L(0x85),
aoqi@0	177	I2F(0x86),
aoqi@0	178	I2D(0x87),
aoqi@0	179	L2I(0x88),
aoqi@0	180	L2F(0x89),
aoqi@0	181	L2D(0x8a),
aoqi@0	182	F2I(0x8b),
aoqi@0	183	F2L(0x8c),
aoqi@0	184	F2D(0x8d),
aoqi@0	185	D2I(0x8e),
aoqi@0	186	D2L(0x8f),
aoqi@0	187	D2F(0x90),
aoqi@0	188	I2B(0x91),
aoqi@0	189	I2C(0x92),
aoqi@0	190	I2S(0x93),
aoqi@0	191	LCMP(0x94),
aoqi@0	192	FCMPL(0x95),
aoqi@0	193	FCMPG(0x96),
aoqi@0	194	DCMPL(0x97),
aoqi@0	195	DCMPG(0x98),
aoqi@0	196	IFEQ(0x99, BRANCH),
aoqi@0	197	IFNE(0x9a, BRANCH),
aoqi@0	198	IFLT(0x9b, BRANCH),
aoqi@0	199	IFGE(0x9c, BRANCH),
aoqi@0	200	IFGT(0x9d, BRANCH),
aoqi@0	201	IFLE(0x9e, BRANCH),
aoqi@0	202	IF_ICMPEQ(0x9f, BRANCH),
aoqi@0	203	IF_ICMPNE(0xa0, BRANCH),
aoqi@0	204	IF_ICMPLT(0xa1, BRANCH),
aoqi@0	205	IF_ICMPGE(0xa2, BRANCH),
aoqi@0	206	IF_ICMPGT(0xa3, BRANCH),
aoqi@0	207	IF_ICMPLE(0xa4, BRANCH),
aoqi@0	208	IF_ACMPEQ(0xa5, BRANCH),
aoqi@0	209	IF_ACMPNE(0xa6, BRANCH),
aoqi@0	210	GOTO(0xa7, BRANCH),
aoqi@0	211	JSR(0xa8, BRANCH),
aoqi@0	212	RET(0xa9, LOCAL),
aoqi@0	213	TABLESWITCH(0xaa, DYNAMIC),
aoqi@0	214	LOOKUPSWITCH(0xab, DYNAMIC),
aoqi@0	215	IRETURN(0xac),
aoqi@0	216	LRETURN(0xad),
aoqi@0	217	FRETURN(0xae),
aoqi@0	218	DRETURN(0xaf),
aoqi@0	219	ARETURN(0xb0),
aoqi@0	220	RETURN(0xb1),
aoqi@0	221	GETSTATIC(0xb2, CPREF_W),
aoqi@0	222	PUTSTATIC(0xb3, CPREF_W),
aoqi@0	223	GETFIELD(0xb4, CPREF_W),
aoqi@0	224	PUTFIELD(0xb5, CPREF_W),
aoqi@0	225	INVOKEVIRTUAL(0xb6, CPREF_W),
aoqi@0	226	INVOKESPECIAL(0xb7, CPREF_W),
aoqi@0	227	INVOKESTATIC(0xb8, CPREF_W),
aoqi@0	228	INVOKEINTERFACE(0xb9, CPREF_W_UBYTE_ZERO),
aoqi@0	229	INVOKEDYNAMIC(0xba, CPREF_W_UBYTE_ZERO),
aoqi@0	230	NEW(0xbb, CPREF_W),
aoqi@0	231	NEWARRAY(0xbc, ATYPE),
aoqi@0	232	ANEWARRAY(0xbd, CPREF_W),
aoqi@0	233	ARRAYLENGTH(0xbe),
aoqi@0	234	ATHROW(0xbf),
aoqi@0	235	CHECKCAST(0xc0, CPREF_W),
aoqi@0	236	INSTANCEOF(0xc1, CPREF_W),
aoqi@0	237	MONITORENTER(0xc2),
aoqi@0	238	MONITOREXIT(0xc3),
aoqi@0	239	// wide 0xc4
aoqi@0	240	MULTIANEWARRAY(0xc5, CPREF_W_UBYTE),
aoqi@0	241	IFNULL(0xc6, BRANCH),
aoqi@0	242	IFNONNULL(0xc7, BRANCH),
aoqi@0	243	GOTO_W(0xc8, BRANCH_W),
aoqi@0	244	JSR_W(0xc9, BRANCH_W),
aoqi@0	245	// impdep 0xfe: PicoJava nonpriv
aoqi@0	246	// impdep 0xff: Picojava priv
aoqi@0	247
aoqi@0	248	// wide opcodes
aoqi@0	249	ILOAD_W(0xc415, WIDE_LOCAL),
aoqi@0	250	LLOAD_W(0xc416, WIDE_LOCAL),
aoqi@0	251	FLOAD_W(0xc417, WIDE_LOCAL),
aoqi@0	252	DLOAD_W(0xc418, WIDE_LOCAL),
aoqi@0	253	ALOAD_W(0xc419, WIDE_LOCAL),
aoqi@0	254	ISTORE_W(0xc436, WIDE_LOCAL),
aoqi@0	255	LSTORE_W(0xc437, WIDE_LOCAL),
aoqi@0	256	FSTORE_W(0xc438, WIDE_LOCAL),
aoqi@0	257	DSTORE_W(0xc439, WIDE_LOCAL),
aoqi@0	258	ASTORE_W(0xc43a, WIDE_LOCAL),
aoqi@0	259	IINC_W(0xc484, WIDE_LOCAL_SHORT),
aoqi@0	260	RET_W(0xc4a9, WIDE_LOCAL),
aoqi@0	261
aoqi@0	262	// PicoJava nonpriv instructions
aoqi@0	263	LOAD_UBYTE(PICOJAVA, 0xfe00),
aoqi@0	264	LOAD_BYTE(PICOJAVA, 0xfe01),
aoqi@0	265	LOAD_CHAR(PICOJAVA, 0xfe02),
aoqi@0	266	LOAD_SHORT(PICOJAVA, 0xfe03),
aoqi@0	267	LOAD_WORD(PICOJAVA, 0xfe04),
aoqi@0	268	RET_FROM_SUB(PICOJAVA, 0xfe05),
aoqi@0	269	LOAD_CHAR_OE(PICOJAVA, 0xfe0a),
aoqi@0	270	LOAD_SHORT_OE(PICOJAVA, 0xfe0b),
aoqi@0	271	LOAD_WORD_OE(PICOJAVA, 0xfe0c),
aoqi@0	272	NCLOAD_UBYTE(PICOJAVA, 0xfe10),
aoqi@0	273	NCLOAD_BYTE(PICOJAVA, 0xfe11),
aoqi@0	274	NCLOAD_CHAR(PICOJAVA, 0xfe12),
aoqi@0	275	NCLOAD_SHORT(PICOJAVA, 0xfe13),
aoqi@0	276	NCLOAD_WORD(PICOJAVA, 0xfe14),
aoqi@0	277	NCLOAD_CHAR_OE(PICOJAVA, 0xfe1a),
aoqi@0	278	NCLOAD_SHORT_OE(PICOJAVA, 0xfe1b),
aoqi@0	279	NCLOAD_WORD_OE(PICOJAVA, 0xfe1c),
aoqi@0	280	CACHE_FLUSH(PICOJAVA, 0xfe1e),
aoqi@0	281	STORE_BYTE(PICOJAVA, 0xfe20),
aoqi@0	282	STORE_SHORT(PICOJAVA, 0xfe22),
aoqi@0	283	STORE_WORD(PICOJAVA, 0xfe24),
aoqi@0	284	STORE_SHORT_OE(PICOJAVA, 0xfe2a),
aoqi@0	285	STORE_WORD_OE(PICOJAVA, 0xfe2c),
aoqi@0	286	NCSTORE_BYTE(PICOJAVA, 0xfe30),
aoqi@0	287	NCSTORE_SHORT(PICOJAVA, 0xfe32),
aoqi@0	288	NCSTORE_WORD(PICOJAVA, 0xfe34),
aoqi@0	289	NCSTORE_SHORT_OE(PICOJAVA, 0xfe3a),
aoqi@0	290	NCSTORE_WORD_OE(PICOJAVA, 0xfe3c),
aoqi@0	291	ZERO_LINE(PICOJAVA, 0xfe3e),
aoqi@0	292	ENTER_SYNC_METHOD(PICOJAVA, 0xfe3f),
aoqi@0	293
aoqi@0	294	// PicoJava priv instructions
aoqi@0	295	PRIV_LOAD_UBYTE(PICOJAVA, 0xff00),
aoqi@0	296	PRIV_LOAD_BYTE(PICOJAVA, 0xff01),
aoqi@0	297	PRIV_LOAD_CHAR(PICOJAVA, 0xff02),
aoqi@0	298	PRIV_LOAD_SHORT(PICOJAVA, 0xff03),
aoqi@0	299	PRIV_LOAD_WORD(PICOJAVA, 0xff04),
aoqi@0	300	PRIV_RET_FROM_TRAP(PICOJAVA, 0xff05),
aoqi@0	301	PRIV_READ_DCACHE_TAG(PICOJAVA, 0xff06),
aoqi@0	302	PRIV_READ_DCACHE_DATA(PICOJAVA, 0xff07),
aoqi@0	303	PRIV_LOAD_CHAR_OE(PICOJAVA, 0xff0a),
aoqi@0	304	PRIV_LOAD_SHORT_OE(PICOJAVA, 0xff0b),
aoqi@0	305	PRIV_LOAD_WORD_OE(PICOJAVA, 0xff0c),
aoqi@0	306	PRIV_READ_ICACHE_TAG(PICOJAVA, 0xff0e),
aoqi@0	307	PRIV_READ_ICACHE_DATA(PICOJAVA, 0xff0f),
aoqi@0	308	PRIV_NCLOAD_UBYTE(PICOJAVA, 0xff10),
aoqi@0	309	PRIV_NCLOAD_BYTE(PICOJAVA, 0xff11),
aoqi@0	310	PRIV_NCLOAD_CHAR(PICOJAVA, 0xff12),
aoqi@0	311	PRIV_NCLOAD_SHORT(PICOJAVA, 0xff13),
aoqi@0	312	PRIV_NCLOAD_WORD(PICOJAVA, 0xff14),
aoqi@0	313	PRIV_POWERDOWN(PICOJAVA, 0xff16),
aoqi@0	314	PRIV_READ_SCACHE_DATA(PICOJAVA, 0xff17),
aoqi@0	315	PRIV_NCLOAD_CHAR_OE(PICOJAVA, 0xff1a),
aoqi@0	316	PRIV_NCLOAD_SHORT_OE(PICOJAVA, 0xff1b),
aoqi@0	317	PRIV_NCLOAD_WORD_OE(PICOJAVA, 0xff1c),
aoqi@0	318	PRIV_CACHE_FLUSH(PICOJAVA, 0xff1e),
aoqi@0	319	PRIV_CACHE_INDEX_FLUSH(PICOJAVA, 0xff1f),
aoqi@0	320	PRIV_STORE_BYTE(PICOJAVA, 0xff20),
aoqi@0	321	PRIV_STORE_SHORT(PICOJAVA, 0xff22),
aoqi@0	322	PRIV_STORE_WORD(PICOJAVA, 0xff24),
aoqi@0	323	PRIV_WRITE_DCACHE_TAG(PICOJAVA, 0xff26),
aoqi@0	324	PRIV_WRITE_DCACHE_DATA(PICOJAVA, 0xff27),
aoqi@0	325	PRIV_STORE_SHORT_OE(PICOJAVA, 0xff2a),
aoqi@0	326	PRIV_STORE_WORD_OE(PICOJAVA, 0xff2c),
aoqi@0	327	PRIV_WRITE_ICACHE_TAG(PICOJAVA, 0xff2e),
aoqi@0	328	PRIV_WRITE_ICACHE_DATA(PICOJAVA, 0xff2f),
aoqi@0	329	PRIV_NCSTORE_BYTE(PICOJAVA, 0xff30),
aoqi@0	330	PRIV_NCSTORE_SHORT(PICOJAVA, 0xff32),
aoqi@0	331	PRIV_NCSTORE_WORD(PICOJAVA, 0xff34),
aoqi@0	332	PRIV_RESET(PICOJAVA, 0xff36),
aoqi@0	333	PRIV_WRITE_SCACHE_DATA(PICOJAVA, 0xff37),
aoqi@0	334	PRIV_NCSTORE_SHORT_OE(PICOJAVA, 0xff3a),
aoqi@0	335	PRIV_NCSTORE_WORD_OE(PICOJAVA, 0xff3c),
aoqi@0	336	PRIV_ZERO_LINE(PICOJAVA, 0xff3e),
aoqi@0	337	PRIV_READ_REG_0(PICOJAVA, 0xff40),
aoqi@0	338	PRIV_READ_REG_1(PICOJAVA, 0xff41),
aoqi@0	339	PRIV_READ_REG_2(PICOJAVA, 0xff42),
aoqi@0	340	PRIV_READ_REG_3(PICOJAVA, 0xff43),
aoqi@0	341	PRIV_READ_REG_4(PICOJAVA, 0xff44),
aoqi@0	342	PRIV_READ_REG_5(PICOJAVA, 0xff45),
aoqi@0	343	PRIV_READ_REG_6(PICOJAVA, 0xff46),
aoqi@0	344	PRIV_READ_REG_7(PICOJAVA, 0xff47),
aoqi@0	345	PRIV_READ_REG_8(PICOJAVA, 0xff48),
aoqi@0	346	PRIV_READ_REG_9(PICOJAVA, 0xff49),
aoqi@0	347	PRIV_READ_REG_10(PICOJAVA, 0xff4a),
aoqi@0	348	PRIV_READ_REG_11(PICOJAVA, 0xff4b),
aoqi@0	349	PRIV_READ_REG_12(PICOJAVA, 0xff4c),
aoqi@0	350	PRIV_READ_REG_13(PICOJAVA, 0xff4d),
aoqi@0	351	PRIV_READ_REG_14(PICOJAVA, 0xff4e),
aoqi@0	352	PRIV_READ_REG_15(PICOJAVA, 0xff4f),
aoqi@0	353	PRIV_READ_REG_16(PICOJAVA, 0xff50),
aoqi@0	354	PRIV_READ_REG_17(PICOJAVA, 0xff51),
aoqi@0	355	PRIV_READ_REG_18(PICOJAVA, 0xff52),
aoqi@0	356	PRIV_READ_REG_19(PICOJAVA, 0xff53),
aoqi@0	357	PRIV_READ_REG_20(PICOJAVA, 0xff54),
aoqi@0	358	PRIV_READ_REG_21(PICOJAVA, 0xff55),
aoqi@0	359	PRIV_READ_REG_22(PICOJAVA, 0xff56),
aoqi@0	360	PRIV_READ_REG_23(PICOJAVA, 0xff57),
aoqi@0	361	PRIV_READ_REG_24(PICOJAVA, 0xff58),
aoqi@0	362	PRIV_READ_REG_25(PICOJAVA, 0xff59),
aoqi@0	363	PRIV_READ_REG_26(PICOJAVA, 0xff5a),
aoqi@0	364	PRIV_READ_REG_27(PICOJAVA, 0xff5b),
aoqi@0	365	PRIV_READ_REG_28(PICOJAVA, 0xff5c),
aoqi@0	366	PRIV_READ_REG_29(PICOJAVA, 0xff5d),
aoqi@0	367	PRIV_READ_REG_30(PICOJAVA, 0xff5e),
aoqi@0	368	PRIV_READ_REG_31(PICOJAVA, 0xff5f),
aoqi@0	369	PRIV_WRITE_REG_0(PICOJAVA, 0xff60),
aoqi@0	370	PRIV_WRITE_REG_1(PICOJAVA, 0xff61),
aoqi@0	371	PRIV_WRITE_REG_2(PICOJAVA, 0xff62),
aoqi@0	372	PRIV_WRITE_REG_3(PICOJAVA, 0xff63),
aoqi@0	373	PRIV_WRITE_REG_4(PICOJAVA, 0xff64),
aoqi@0	374	PRIV_WRITE_REG_5(PICOJAVA, 0xff65),
aoqi@0	375	PRIV_WRITE_REG_6(PICOJAVA, 0xff66),
aoqi@0	376	PRIV_WRITE_REG_7(PICOJAVA, 0xff67),
aoqi@0	377	PRIV_WRITE_REG_8(PICOJAVA, 0xff68),
aoqi@0	378	PRIV_WRITE_REG_9(PICOJAVA, 0xff69),
aoqi@0	379	PRIV_WRITE_REG_10(PICOJAVA, 0xff6a),
aoqi@0	380	PRIV_WRITE_REG_11(PICOJAVA, 0xff6b),
aoqi@0	381	PRIV_WRITE_REG_12(PICOJAVA, 0xff6c),
aoqi@0	382	PRIV_WRITE_REG_13(PICOJAVA, 0xff6d),
aoqi@0	383	PRIV_WRITE_REG_14(PICOJAVA, 0xff6e),
aoqi@0	384	PRIV_WRITE_REG_15(PICOJAVA, 0xff6f),
aoqi@0	385	PRIV_WRITE_REG_16(PICOJAVA, 0xff70),
aoqi@0	386	PRIV_WRITE_REG_17(PICOJAVA, 0xff71),
aoqi@0	387	PRIV_WRITE_REG_18(PICOJAVA, 0xff72),
aoqi@0	388	PRIV_WRITE_REG_19(PICOJAVA, 0xff73),
aoqi@0	389	PRIV_WRITE_REG_20(PICOJAVA, 0xff74),
aoqi@0	390	PRIV_WRITE_REG_21(PICOJAVA, 0xff75),
aoqi@0	391	PRIV_WRITE_REG_22(PICOJAVA, 0xff76),
aoqi@0	392	PRIV_WRITE_REG_23(PICOJAVA, 0xff77),
aoqi@0	393	PRIV_WRITE_REG_24(PICOJAVA, 0xff78),
aoqi@0	394	PRIV_WRITE_REG_25(PICOJAVA, 0xff79),
aoqi@0	395	PRIV_WRITE_REG_26(PICOJAVA, 0xff7a),
aoqi@0	396	PRIV_WRITE_REG_27(PICOJAVA, 0xff7b),
aoqi@0	397	PRIV_WRITE_REG_28(PICOJAVA, 0xff7c),
aoqi@0	398	PRIV_WRITE_REG_29(PICOJAVA, 0xff7d),
aoqi@0	399	PRIV_WRITE_REG_30(PICOJAVA, 0xff7e),
aoqi@0	400	PRIV_WRITE_REG_31(PICOJAVA, 0xff7f);
aoqi@0	401
aoqi@0	402	Opcode(int opcode) {
aoqi@0	403	this(STANDARD, opcode, NO_OPERANDS);
aoqi@0	404	}
aoqi@0	405
aoqi@0	406	Opcode(int opcode, Instruction.Kind kind) {
aoqi@0	407	this(STANDARD, opcode, kind);
aoqi@0	408	}
aoqi@0	409
aoqi@0	410	Opcode(Set set, int opcode) {
aoqi@0	411	this(set, opcode, (set == STANDARD ? NO_OPERANDS : WIDE_NO_OPERANDS));
aoqi@0	412	}
aoqi@0	413
aoqi@0	414	Opcode(Set set, int opcode, Instruction.Kind kind) {
aoqi@0	415	this.set = set;
aoqi@0	416	this.opcode = opcode;
aoqi@0	417	this.kind = kind;
aoqi@0	418	}
aoqi@0	419
aoqi@0	420	public final Set set;
aoqi@0	421	public final int opcode;
aoqi@0	422	public final Instruction.Kind kind;
aoqi@0	423
aoqi@0	424	/** Get the Opcode for a simple standard 1-byte opcode. */
aoqi@0	425	public static Opcode get(int opcode) {
aoqi@0	426	return stdOpcodes[opcode];
aoqi@0	427	}
aoqi@0	428
aoqi@0	429	/** Get the Opcode for 1- or 2-byte opcode. */
aoqi@0	430	public static Opcode get(int opcodePrefix, int opcode) {
aoqi@0	431	Opcode[] block = getOpcodeBlock(opcodePrefix);
aoqi@0	432	return (block == null ? null : block[opcode]);
aoqi@0	433	}
aoqi@0	434
aoqi@0	435	private static Opcode[] getOpcodeBlock(int opcodePrefix) {
aoqi@0	436	switch (opcodePrefix) {
aoqi@0	437	case 0:
aoqi@0	438	return stdOpcodes;
aoqi@0	439	case WIDE:
aoqi@0	440	return wideOpcodes;
aoqi@0	441	case NONPRIV:
aoqi@0	442	return nonPrivOpcodes;
aoqi@0	443	case PRIV:
aoqi@0	444	return privOpcodes;
aoqi@0	445	default:
aoqi@0	446	return null;
aoqi@0	447	}
aoqi@0	448
aoqi@0	449	}
aoqi@0	450
aoqi@0	451	private static final Opcode[] stdOpcodes = new Opcode[256];
aoqi@0	452	private static final Opcode[] wideOpcodes = new Opcode[256];
aoqi@0	453	private static final Opcode[] nonPrivOpcodes = new Opcode[256];
aoqi@0	454	private static final Opcode[] privOpcodes = new Opcode[256];
aoqi@0	455	static {
aoqi@0	456	for (Opcode o: values())
aoqi@0	457	getOpcodeBlock(o.opcode >> 8)[o.opcode & 0xff] = o;
aoqi@0	458	}
aoqi@0	459
aoqi@0	460	/** The byte prefix for the wide instructions. */
aoqi@0	461	public static final int WIDE = 0xc4;
aoqi@0	462	/** The byte prefix for the PicoJava nonpriv instructions. */
aoqi@0	463	public static final int NONPRIV = 0xfe;
aoqi@0	464	/** The byte prefix for the PicoJava priv instructions. */
aoqi@0	465	public static final int PRIV = 0xff;
aoqi@0	466
aoqi@0	467	public enum Set {
aoqi@0	468	/** Standard opcodes. */
aoqi@0	469	STANDARD,
aoqi@0	470	/** Legacy support for PicoJava opcodes. */
aoqi@0	471	PICOJAVA };
aoqi@0	472	}