8 Tables of Instructions

The following pages contain lists of the virtual machine instructions recognized by the Java Card platform, organized by opcode value (Table 8-1) and by opcode mnemonic (Table 8-2).

8.1 Instructions by Opcode Value

The following table shows the opcode values for the instructions recognized by the Java Card 3 Platform.

Table 8-1 Instructions by Opcode Value


nop
aconst_null
sconst_m1
sconst_0
sconst_1
sconst_2
sconst_3
sconst_4
sconst_5
iconst_m1
iconst_0
iconst_1
iconst_2
iconst_3
iconst_4
iconst_5
bspush
sspush
bipush
sipush
iipush
aload
sload
iload
aload_0
aload_1
aload_2
aload_3
sload_0
sload_1
sload_2
sload_3
iload_0
iload_1
iload_2
iload_3
aaload
baload
saload
iaload
astore
sstore
istore
astore_0
astore_1
astore_2
astore_3
sstore_0
sstore_1
sstore_2
sstore_3
istore_0
istore_1
istore_2
istore_3
aastore
bastore
sastore
iastore
pop
pop2
dup
dup2
dup_x
swap_x
sadd
iadd
ssub
isub
smul
imul
sdiv
idiv
srem
irem
sneg
ineg
sshl
ishl
sshr
ishr
sushr
iushr
sand
iand
sor
ior
sxor
ixor
sinc
iinc
s2b
s2i
i2b
i2s
icmp
ifeq
ifne
iflt
ifge
ifgt
ifle
ifnull
ifnonnull
if_acmpeq
if_acmpne
if_scmpeq
if_scmpne
if_scmplt
if_scmpge
if_scmpgt
if_scmple
goto
jsr
ret
stableswitch
itableswitch
slookupswitch
ilookupswitch
areturn
sreturn
ireturn
return
getstatic_a
getstatic_b
getstatic_s
getstatic_i
putstatic_a
putstatic_b
putstatic_s
putstatic_i
getfield_a
getfield_b
getfield_s
getfield_i
putfield_a
putfield_b
putfield_s
putfield_i
invokevirtual
invokespecial
invokestatic
invokeinterface
new
newarray
anewarray
arraylength
athrow
checkcast
instanceof
sinc_w
iinc_w
ifeq_w
ifne_w
iflt_w
ifge_w
ifgt_w
ifle_w
ifnull_w
ifnonnull_w
if_acmpeq_w
if_acmpne_w
if_scmpeq_w
if_scmpne_w
if_scmplt_w
if_scmpge_w
if_scmpgt_w
if_scmple_w
goto_w
getfield_a_w
getfield_b_w
getfield_s_w
getfield_i_w
getfield_a_this
getfield_b_this
getfield_s_this
getfield_i_this
putfield_a_w
putfield_b_w
putfield_s_w
putfield_i_w
putfield_a_this
putfield_b_this
putfield_s_this
putfield_i_this
impdep1
impdep2

dec	hex	mnemonic
0	00	nop
1	01	aconst_null
2	02	sconst_m1
3	03	sconst_0
4	04	sconst_1
5	05	sconst_2
6	06	sconst_3
7	07	sconst_4
8	08	sconst_5
9	09	iconst_m1
10	0A	iconst_0
11	0B	iconst_1
12	0C	iconst_2
13	0D	iconst_3
14	0E	iconst_4
15	0F	iconst_5
16	10	bspush
17	11	sspush
18	12	bipush
19	13	sipush
20	14	iipush
21	15	aload
22	16	sload
23	17	iload
24	18	aload_0
25	19	aload_1
26	1A	aload_2
27	1B	aload_3
28	1C	sload_0
29	1D	sload_1
30	1E	sload_2
31	1F	sload_3
32	20	iload_0
33	21	iload_1
34	22	iload_2
35	23	iload_3
36	24	aaload
37	25	baload
38	26	saload
39	27	iaload
40	28	astore
41	29	sstore
42	2A	istore
43	2B	astore_0
44	2C	astore_1
45	2D	astore_2
46	2E	astore_3
47	2F	sstore_0
48	30	sstore_1
49	31	sstore_2
50	32	sstore_3
51	33	istore_0
52	34	istore_1
53	35	istore_2
54	36	istore_3
55	37	aastore
56	38	bastore
57	39	sastore
58	3A	iastore
59	3B	pop
60	3C	pop2
61	3D	dup
62	3E	dup2
63	3F	dup_x
64	40	swap_x
65	41	sadd
66	42	iadd
67	43	ssub
68	44	isub
69	45	smul
70	46	imul
71	47	sdiv
72	48	idiv
73	49	srem
74	4A	irem
75	4B	sneg
76	4C	ineg
77	4D	sshl
78	4E	ishl
79	4F	sshr
80	50	ishr
81	51	sushr
82	52	iushr
83	53	sand
84	54	iand
85	55	sor
86	56	ior
87	57	sxor
88	58	ixor
89	59	sinc
90	5A	iinc
91	5B	s2b
92	5C	s2i
93	5D	i2b
94	5E	i2s
95	5F	icmp
96	60	ifeq
97	61	ifne
98	62	iflt
99	63	ifge
100	64	ifgt
101	65	ifle
102	66	ifnull
103	67	ifnonnull
104	68	if_acmpeq
105	69	if_acmpne
106	6A	if_scmpeq
107	6B	if_scmpne
108	6C	if_scmplt
109	6D	if_scmpge
110	6E	if_scmpgt
111	6F	if_scmple
112	70	goto
113	71	jsr
114	72	ret
115	73	stableswitch
116	74	itableswitch
117	75	slookupswitch
118	76	ilookupswitch
119	77	areturn
120	78	sreturn
121	79	ireturn
122	7A	return
123	7B	getstatic_a
124	7C	getstatic_b
125	7D	getstatic_s
126	7E	getstatic_i
127	7F	putstatic_a
128	80	putstatic_b
129	81	putstatic_s
130	82	putstatic_i
131	83	getfield_a
132	84	getfield_b
133	85	getfield_s
134	86	getfield_i
135	87	putfield_a
136	88	putfield_b
137	89	putfield_s
138	8A	putfield_i
139	8B	invokevirtual
140	8C	invokespecial
141	8D	invokestatic
142	8E	invokeinterface
143	8F	new
144	90	newarray
145	91	anewarray
146	92	arraylength
147	93	athrow
148	94	checkcast
149	95	instanceof
150	96	sinc_w
151	97	iinc_w
152	98	ifeq_w
153	99	ifne_w
154	9A	iflt_w
155	9B	ifge_w
156	9C	ifgt_w
157	9D	ifle_w
158	9E	ifnull_w
159	9F	ifnonnull_w
160	A0	if_acmpeq_w
161	A1	if_acmpne_w
162	A2	if_scmpeq_w
163	A3	if_scmpne_w
164	A4	if_scmplt_w
165	A5	if_scmpge_w
166	A6	if_scmpgt_w
167	A7	if_scmple_w
168	A8	goto_w
169	A9	getfield_a_w
170	AA	getfield_b_w
171	AB	getfield_s_w
172	AC	getfield_i_w
173	AD	getfield_a_this
174	AE	getfield_b_this
175	AF	getfield_s_this
176	B0	getfield_i_this
177	B1	putfield_a_w
178	B2	putfield_b_w
179	B3	putfield_s_w
180	B4	putfield_i_w
181	B5	putfield_a_this
182	B6	putfield_b_this
183	B7	putfield_s_this
184	B8	putfield_i_this
254	FE	impdep1
255	FF	impdep2

8.2 Instructions by Opcode Mnemonic

The following table shows the opcode mnemonics for the instructions recognized by the Java Card 3 Platform.

Table 8-2 Instructions by Opcode Mnemonic

mnemonic	dec	hex
aaload	36	24
aastore	55	37
aconst_null	1	01
aload	21	15
aload_0	24	18
aload_1	25	19
aload_2	26	1A
aload_3	27	1B
anewarray	145	91
areturn	119	77
arraylength	146	92
astore	40	28
astore_0	43	2B
astore_1	44	2C
astore_2	45	2D
astore_3	46	2E
athrow	147	93
baload	37	25
bastore	56	38
bipush	18	12
bspush	16	10
checkcast	148	94
dup	61	3D
dup_x	63	3F
dup2	62	3E
getfield_a	131	83
getfield_a_this	173	AD
getfield_a_w	169	A9
getfield_b	132	84
getfield_b_this	174	AE
getfield_b_w	170	AA
getfield_i	134	86
getfield_i_this	176	B0
getfield_i_w	172	AC
getfield_s	133	85
getfield_s_this	175	AF
getfield_s_w	171	AB
getstatic_a	123	7B
getstatic_b	124	7C
getstatic_i	126	7E
getstatic_s	125	7D
goto	112	70
goto_w	168	A8
i2b	93	5D
i2s	94	5E
iadd	66	42
iaload	39	27
iand	84	54
iastore	58	3A
icmp	95	5F
iconst_0	10	0A
iconst_1	11	0B
iconst_2	12	0C
iconst_3	13	0D
iconst_4	14	0E
iconst_5	15	0F
iconst_m1	9	09
idiv	72	48
if_acmpeq	104	68
if_acmpeq_w	160	A0
if_acmpne	105	69
if_acmpne_w	161	A1
if_scmpeq	106	6A
if_scmpeq_w	162	A2
if_scmpge	109	6D
if_scmpge_w	165	A5
if_scmpgt	110	6E
if_scmpgt_w	166	A6
if_scmple	111	6F
if_scmple_w	167	A7
if_scmplt	108	6C
if_scmplt_w	164	A4
if_scmpne	107	6B
if_scmpne_w	163	A3
ifeq	96	60
ifeq_w	152	98
ifge	99	63
ifge_w	155	9B
ifgt	100	64
ifgt_w	156	9C
ifle	101	65
ifle_w	157	9D
iflt	98	62
iflt_w	154	9A
ifne	97	61
ifne_w	153	99
ifnonnull	103	67
ifnonnull_w	159	9F
ifnull	102	66
ifnull_w	158	9E
iinc	90	5A
iinc_w	151	97
iipush	20	14
iload	23	17
iload_0	32	20
iload_1	33	21
iload_2	34	22
iload_3	35	23
ilookupswitch	118	76
imul	70	46
ineg	76	4C
instanceof	149	95
invokeinterface	142	8E
invokespecial	140	8C
invokestatic	141	8D
invokevirtual	139	8B
ior	86	56
irem	74	4A
ireturn	121	79
ishl	78	4E
ishr	80	50
istore	42	2A
istore_0	51	33
istore_1	52	34
istore_2	53	35
istore_3	54	36
isub	68	44
itableswitch	116	74
iushr	82	52
ixor	88	58
jsr	113	71
new	143	8F
newarray	144	90
nop	0	00
pop	59	3B
pop2	60	3C
putfield_a	135	87
putfield_a_this	181	B5
putfield_a_w	177	B1
putfield_b	136	88
putfield_b_this	182	B6
putfield_b_w	178	B2
putfield_i	138	8A
putfield_i_this	184	B8
putfield_i_w	180	B4
putfield_s	137	89
putfield_s_this	183	B7
putfield_s_w	179	B3
putstatic_a	127	7F
putstatic_b	128	80
putstatic_i	130	82
putstatic_s	129	81
ret	114	72
return	122	7A
s2b	91	5B
s2i	92	5C
sadd	65	41
saload	38	26
sand	83	53
sastore	57	39
sconst_0	3	03
sconst_1	4	04
sconst_2	5	05
sconst_3	6	06
sconst_4	7	07
sconst_5	8	08
sconst_m1	2	02
sdiv	71	47
sinc	89	59
sinc_w	150	96
sipush	19	13
sload	22	16
sload_0	28	1C
sload_1	29	1D
sload_2	30	1E
sload_3	31	1F
slookupswitch	117	75
smul	69	45
sneg	75	4B
sor	85	55
srem	73	49
sreturn	120	78
sshl	77	4D
sshr	79	4F
sspush	17	11
sstore	41	29
sstore_0	47	2F
sstore_1	48	30
sstore_2	49	31
sstore_3	50	32
ssub	67	43
stableswitch	115	73
sushr	81	51
swap_x	64	40
sxor	87	57