code opcode bytestream arguments --0-- --1-- --2-- 0 nop 1 aconst_null 2...8 iconst_{m1,0,1,...,5} 9..10 lconst_{0,1} 11..12 fconst_{0,1} 13..14 dconst_{0,1} 16 bipush Integer 17 sipush Integer 18 ldc Constant 19 ldc_w Constant 20 ldc2_w Constant 21 iload Register 22 lload Register 23 fload Register 24 dload Register 25 aload Register 26..29 iload_{0..3} 30..33 lload_{0..3} 34..37 fload_{0..3} 38..41 dload_{0..3} 42..45 aload_{0..3} 46...53 {i,l,f,d,a,b,c,s}aload 54 istore Register 55 lstore Register 56 fstore Register 57 dstore Register 58 astore Register 59..62 istore_{0..3} 63..66 lstore_{0..3} 67..70 fstore_{0..3} 71..74 dstore_{0..3} 75..78 astore_{0..3} 79...86 {i,l,f,d,a,b,c,s}astore 87 pop 88 pop2 89 dup 90 dup_x1 91 dup_x2 92 dup2 93 dup2_x1 94 dup2_x2 95 swap

code opcode bytestream arguments --0-- --1-- --2-- 96..99 {ilfd}add 100..103 {ilfd}sub 104..107 {ilfd}mul 108..111 {ilfd}div 112..115 {ilfd}rem 116..119 {ilfd}neg 120..121 {i,l}shl 122..123 {i,l}shr 124..125 {i,l}ushr 126..127 {i,l}and 128..129 {i,l}or 130..131 {i,l}xor 132 iinc Register Integer 133 i2l 134 i2f 135 i2d 136 l2i 137 l2f 138 l2d 139 f2i 140 f2l 141 f2d 142 d2i 143 d2l 144 d2f 145 i2b 146 i2c 147 i2s 148 lcmp 149 fcmpl 150 fcmpg 151 dcmpl 152 dcmpg 153...158 if{eq,ne,lt,ge,gt,le} Branch offset 159...164 if_icmp{eq,ne,lt,ge,gt,le} Branch offset 165 if_acmpeq Branch offset 166 if_acmpne Branch offset 167 goto Branch offset 168 jsr Branch offset 169 ret Register

code opcode bytestream arguments --0-- --1-- --2-- --3-- --4-- --5-- 170 tableswitch padding (0..3 bytes) Branch offset (default) Integer (low value) Integer (high value) Branch offset for low ... Branch offset for high 171 lookupswitch padding (0..3 bytes) Branch offset (default) Integer (npairs) Integer (match #1) Branch offset (match #1) ... Integer (match #npairs) Branch offset (match #npairs) 172...176 {i,l,f,d,a}return 177 return 178 getstatic Constant 179 putstatic Constant 180 getfield Constant 181 putfield Constant 182 invokevirtual Constant 183 invokespecial Constant 184 invokestatic Constant 185 invokeinterface Constant Integer Padding 187 new Constant 188 newarray Integer 189 anewarray Constant 190 arraylength 191 athrow 192 checkcast Constant 193 instanceof Constant 194 monitorenter 195 monitorexit 196 wide {i,l,f,d,a}load Register 196 wide {i,l,f,d,a}store Register 196 wide ret Register 196 wide iinc Register Integer 197 multianewarray Constant Integer 198 ifnull Branch offset 199 ifnonnull Branch offset 200 goto_w Branch offset 201 jsr_w Branch offset