Tables of Instructions

The following pages contain lists of the APDU instructions recognized by the Java Card platform, organized by opcode value (TABLE 46) and by opcode mnemonic (TABLE 47).

TABLE 46 – Instructions by Opcode Value
dec	hex	mnemonic	dec	hex	mnemonic
`0`	`00`	`nop`	`47`	`2F`	`sstore_0`
`1`	`01`	`aconst_null`	`48`	`30`	`sstore_1`
`2`	`02`	`sconst_m1`	`49`	`31`	`sstore_2`
`3`	`03`	`sconst_0`	`50`	`32`	`sstore_3`
`4`	`04`	`sconst_1`	`51`	`33`	`istore_0`
`5`	`05`	`sconst_2`	`52`	`34`	`istore_1`
`6`	`06`	`sconst_3`	`53`	`35`	`istore_2`
`7`	`07`	`sconst_4`	`54`	`36`	`istore_3`
`8`	`08`	`sconst_5`	`55`	`37`	`aastore`
`9`	`09`	`iconst_m1`	`56`	`38`	`bastore`
`10`	`0A`	`iconst_0`	`57`	`39`	`sastore`
`11`	`0B`	`iconst_1`	`58`	`3A`	`iastore`
`12`	`0C`	`iconst_2`	`59`	`3B`	`pop`
`13`	`0D`	`iconst_3`	`60`	`3C`	`pop2`
`14`	`0E`	`iconst_4`	`61`	`3D`	`dup`
`15`	`0F`	`iconst_5`	`62`	`3E`	`dup2`
`16`	`10`	`bspush`	`63`	`3F`	`dup_x`
`17`	`11`	`sspush`	`64`	`40`	`swap_x`
`18`	`12`	`bipush`	`65`	`41`	`sadd`
`19`	`13`	`sipush`	`66`	`42`	`iadd`
`20`	`14`	`iipush`	`67`	`43`	`ssub`
`21`	`15`	`aload`	`68`	`44`	`isub`
`22`	`16`	`sload`	`69`	`45`	`smul`
`23`	`17`	`iload`	`70`	`46`	`imul`
`24`	`18`	`aload_0`	`71`	`47`	`sdiv`
`25`	`19`	`aload_1`	`72`	`48`	`idiv`
`26`	`1A`	`aload_2`	`73`	`49`	`srem`
`27`	`1B`	`aload_3`	`74`	`4A`	`irem`
`28`	`1C`	`sload_0`	`75`	`4B`	`sneg`
`29`	`1D`	`sload_1`	`76`	`4C`	`ineg`
`30`	`1E`	`sload_2`	`77`	`4D`	`sshl`
`31`	`1F`	`sload_3`	`78`	`4E`	`ishl`
`32`	`20`	`iload_0`	`79`	`4F`	`sshr`
`33`	`21`	`iload_1`	`80`	`50`	`ishr`
`34`	`22`	`iload_2`	`81`	`51`	`sushr`
`35`	`23`	`iload_3`	`82`	`52`	`iushr`
`36`	`24`	`aaload`	`83`	`53`	`sand`
`37`	`25`	`baload`	`84`	`54`	`iand`
`38`	`26`	`saload`	`85`	`55`	`sor`
`39`	`27`	`iaload`	`86`	`56`	`ior`
`40`	`28`	`astore`	`87`	`57`	`sxor`
`41`	`29`	`sstore`	`88`	`58`	`ixor`
`42`	`2A`	`istore`	`89`	`59`	`sinc`
`43`	`2B`	`astore_0`	`90`	`5A`	`iinc`
`44`	`2C`	`astore_1`	`91`	`5B`	`s2b`
`45`	`2D`	`astore_2`	`92`	`5C`	`s2i`
`46`	`2E`	`astore_3`	`93`	`5D`	`i2b`

Instructions by Opcode Value (continued)
dec	hex	mnemonic	dec	hex	mnemonic
`94`	`5E`	`i2s`	`141`	`8D`	`invokestatic`
`95`	`5F`	`icmp`	`142`	`8E`	`invokeinterface`
`96`	`60`	`ifeq`	`143`	`8F`	`new`
`97`	`61`	`ifne`	`144`	`90`	`newarray`
`98`	`62`	`iflt`	`145`	`91`	`anewarray`
`99`	`63`	`ifge`	`146`	`92`	`arraylength`
`100`	`64`	`ifgt`	`147`	`93`	`athrow`
`101`	`65`	`ifle`	`148`	`94`	`checkcast`
`102`	`66`	`ifnull`	`149`	`95`	`instanceof`
`103`	`67`	`ifnonnull`	`150`	`96`	`sinc_w`
`104`	`68`	`if_acmpeq`	`151`	`97`	`iinc_w`
`105`	`69`	`if_acmpne`	`152`	`98`	`ifeq_w`
`106`	`6A`	`if_scmpeq`	`153`	`99`	`ifne_w`
`107`	`6B`	`if_scmpne`	`154`	`9A`	`iflt_w`
`108`	`6C`	`if_scmplt`	`155`	`9B`	`ifge_w`
`109`	`6D`	`if_scmpge`	`156`	`9C`	`ifgt_w`
`110`	`6E`	`if_scmpgt`	`157`	`9D`	`ifle_w`
`111`	`6F`	`if_scmple`	`158`	`9E`	`ifnull_w`
`112`	`70`	`goto`	`159`	`9F`	`ifnonnull_w`
`113`	`71`	`jsr`	`160`	`A0`	`if_acmpeq_w`
`114`	`72`	`ret`	`161`	`A1`	`if_acmpne_w`
`115`	`73`	`stableswitch`	`162`	`A2`	`if_scmpeq_w`
`116`	`74`	`itableswitch`	`163`	`A3`	`if_scmpne_w`
`117`	`75`	`slookupswitch`	`164`	`A4`	`if_scmplt_w`
`118`	`76`	`ilookupswitch`	`165`	`A5`	`if_scmpge_w`
`119`	`77`	`areturn`	`166`	`A6`	`if_scmpgt_w`
`120`	`78`	`sreturn`	`167`	`A7`	`if_scmple_w`
`121`	`79`	`ireturn`	`168`	`A8`	`goto_w`
`122`	`7A`	`return`	`169`	`A9`	`getfield_a_w`
`123`	`7B`	`getstatic_a`	`170`	`AA`	`getfield_b_w`
`124`	`7C`	`getstatic_b`	`171`	`AB`	`getfield_s_w`
`125`	`7D`	`getstatic_s`	`172`	`AC`	`getfield_i_w`
`126`	`7E`	`getstatic_i`	`173`	`AD`	`getfield_a_this`
`127`	`7F`	`putstatic_a`	`174`	`AE`	`getfield_b_this`
`128`	`80`	`putstatic_b`	`175`	`AF`	`getfield_s_this`
`129`	`81`	`putstatic_s`	`176`	`B0`	`getfield_i_this`
`130`	`82`	`putstatic_i`	`177`	`B1`	`putfield_a_w`
`131`	`83`	`getfield_a`	`178`	`B2`	`putfield_b_w`
`132`	`84`	`getfield_b`	`179`	`B3`	`putfield_s_w`
`133`	`85`	`getfield_s`	`180`	`B4`	`putfield_i_w`
`134`	`86`	`getfield_i`	`181`	`B5`	`putfield_a_this`
`135`	`87`	`putfield_a`	`182`	`B6`	`putfield_b_this`
`136`	`88`	`putfield_b`	`183`	`B7`	`putfield_s_this`
`137`	`89`	`putfield_s`	`184`	`B8`	`putfield_i_this`
`138`	`8A`	`putfield_i`			`…`
`139`	`8B`	`invokevirtual`	`254`	`FE`	`impdep1`
`140`	`8C`	`invokespecial`	`255`	`FF`	`impdep2`

TABLE 47 – Instructions by Opcode Mnemonic
mnemonic	dec	hex	mnemonic	dec	hex
`aaload`	`36`	`24`	`iand`	`84`	`54`
`aastore`	`55`	`37`	`iastore`	`58`	`3A`
`aconst_null`	`1`	`01`	`icmp`	`95`	`5F`
`aload`	`21`	`15`	`iconst_0`	`10`	`0A`
`aload_0`	`24`	`18`	`iconst_1`	`11`	`0B`
`aload_1`	`25`	`19`	`iconst_2`	`12`	`0C`
`aload_2`	`26`	`1A`	`iconst_3`	`13`	`0D`
`aload_3`	`27`	`1B`	`iconst_4`	`14`	`0E`
`anewarray`	`145`	`91`	`iconst_5`	`15`	`0F`
`areturn`	`119`	`77`	`iconst_m1`	`9`	`09`
`arraylength`	`146`	`92`	`idiv`	`72`	`48`
`astore`	`40`	`28`	`if_acmpeq`	`104`	`68`
`astore_0`	`43`	`2B`	`if_acmpeq_w`	`160`	`A0`
`astore_1`	`44`	`2C`	`if_acmpne`	`105`	`69`
`astore_2`	`45`	`2D`	`if_acmpne_w`	`161`	`A1`
`astore_3`	`46`	`2E`	`if_scmpeq`	`106`	`6A`
`athrow`	`147`	`93`	`if_scmpeq_w`	`162`	`A2`
`baload`	`37`	`25`	`if_scmpge`	`109`	`6D`
`bastore`	`56`	`38`	`if_scmpge_w`	`165`	`A5`
`bipush`	`18`	`12`	`if_scmpgt`	`110`	`6E`
`bspush`	`16`	`10`	`if_scmpgt_w`	`166`	`A6`
`checkcast`	`148`	`94`	`if_scmple`	`111`	`6F`
`dup`	`61`	`3D`	`if_scmple_w`	`167`	`A7`
`dup_x`	`63`	`3F`	`if_scmplt`	`108`	`6C`
`dup2`	`62`	`3E`	`if_scmplt_w`	`164`	`A4`
`getfield_a`	`131`	`83`	`if_scmpne`	`107`	`6B`
`getfield_a_this`	`173`	`AD`	`if_scmpne_w`	`163`	`A3`
`getfield_a_w`	`169`	`A9`	`ifeq`	`96`	`60`
`getfield_b`	`132`	`84`	`ifeq_w`	`152`	`98`
`getfield_b_this`	`174`	`AE`	`ifge`	`99`	`63`
`getfield_b_w`	`170`	`AA`	`ifge_w`	`155`	`9B`
`getfield_i`	`134`	`86`	`ifgt`	`100`	`64`
`getfield_i_this`	`176`	`B0`	`ifgt_w`	`156`	`9C`
`getfield_i_w`	`172`	`AC`	`ifle`	`101`	`65`
`getfield_s`	`133`	`85`	`ifle_w`	`157`	`9D`
`getfield_s_this`	`175`	`AF`	`iflt`	`98`	`62`
`getfield_s_w`	`171`	`AB`	`iflt_w`	`154`	`9A`
`getstatic_a`	`123`	`7B`	`ifne`	`97`	`61`
`getstatic_b`	`124`	`7C`	`ifne_w`	`153`	`99`
`getstatic_i`	`126`	`7E`	`ifnonnull`	`103`	`67`
`getstatic_s`	`125`	`7D`	`ifnonnull_w`	`159`	`9F`
`goto`	`112`	`70`	`ifnull`	`102`	`66`
`goto_w`	`168`	`A8`	`ifnull_w`	`158`	`9E`
`i2b`	`93`	`5D`	`iinc`	`90`	`5A`
`i2s`	`94`	`5E`	`iinc_w`	`151`	`97`
`iadd`	`66`	`42`	`iipush`	`20`	`14`
`iaload`	`39`	`27`	`iload`	`23`	`17`

Instructions by Opcode Mnemonic (continued)
mnemonic	dec	hex	mnemonic	dec	hex
`iload_0`	`32`	`20`	`putstatic_s`	`129`	`81`
`iload_1`	`33`	`21`	`ret`	`114`	`72`
`iload_2`	`34`	`22`	`return`	`122`	`7A`
`iload_3`	`35`	`23`	`s2b`	`91`	`5B`
`ilookupswitch`	`118`	`76`	`s2i`	`92`	`5C`
`imul`	`70`	`46`	`sadd`	`65`	`41`
`ineg`	`76`	`4C`	`saload`	`38`	`26`
`instanceof`	`149`	`95`	`sand`	`83`	`53`
`invokeinterface`	`142`	`8E`	`sastore`	`57`	`39`
`invokespecial`	`140`	`8C`	`sconst_0`	`3`	`03`
`invokestatic`	`141`	`8D`	`sconst_1`	`4`	`04`
`invokevirtual`	`139`	`8B`	`sconst_2`	`5`	`05`
`ior`	`86`	`56`	`sconst_3`	`6`	`06`
`irem`	`74`	`4A`	`sconst_4`	`7`	`07`
`ireturn`	`121`	`79`	`sconst_5`	`8`	`08`
`ishl`	`78`	`4E`	`sconst_m1`	`2`	`02`
`ishr`	`80`	`50`	`sdiv`	`71`	`47`
`istore`	`42`	`2A`	`sinc`	`89`	`59`
`istore_0`	`51`	`33`	`sinc_w`	`150`	`96`
`istore_1`	`52`	`34`	`sipush`	`19`	`13`
`istore_2`	`53`	`35`	`sload`	`22`	`16`
`istore_3`	`54`	`36`	`sload_0`	`28`	`1C`
`isub`	`68`	`44`	`sload_1`	`29`	`1D`
`itableswitch`	`116`	`74`	`sload_2`	`30`	`1E`
`iushr`	`82`	`52`	`sload_3`	`31`	`1F`
`ixor`	`88`	`58`	`slookupswitch`	`117`	`75`
`jsr`	`113`	`71`	`smul`	`69`	`45`
`new`	`143`	`8F`	`sneg`	`75`	`4B`
`newarray`	`144`	`90`	`sor`	`85`	`55`
`nop`	`0`	`00`	`srem`	`73`	`49`
`pop`	`59`	`3B`	`sreturn`	`120`	`78`
`pop2`	`60`	`3C`	`sshl`	`77`	`4D`
`putfield_a`	`135`	`87`	`sshr`	`79`	`4F`
`putfield_a_this`	`181`	`B5`	`sspush`	`17`	`11`
`putfield_a_w`	`177`	`B1`	`sstore`	`41`	`29`
`putfield_b`	`136`	`88`	`sstore_0`	`47`	`2F`
`putfield_b_this`	`182`	`B6`	`sstore_1`	`48`	`30`
`putfield_b_w`	`178`	`B2`	`sstore_2`	`49`	`31`
`putfield_i`	`138`	`8A`	`sstore_3`	`50`	`32`
`putfield_i_this`	`184`	`B8`	`ssub`	`67`	`43`
`putfield_i_w`	`180`	`B4`	`stableswitch`	`115`	`73`
`putfield_s`	`137`	`89`	`sushr`	`81`	`51`
`putfield_s_this`	`183`	`B7`	`swap_x`	`64`	`40`
`putfield_s_w`	`179`	`B3`	`sxor`	`87`	`57`
`putstatic_a`	`127`	`7F`
`putstatic_b`	`128`	`80`
`putstatic_i`	`130`	`82`

Chapter 8

Tables of Instructions