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The tables below list all documented function codes for instructions:
| Opcode | Mnemonic | Description | Table Type |
|---|---|---|---|
| 0104 | PTFF | Perform Timing Facility Function | Function Codes |
| 010A | PFPO | Perform Floating Point Operation | Function Codes |
Each function code links to a text section with some additional info on the pertinent function.
Remark:
Please note that the creation of descriptions for all individual
instructions
is an ongoing process. As yet no such descriptions have been created
for
the opcodes on this page.
All instructions in this table are two bytes in length. The first byte always has a value of X'01', the second byte has a value in the range X'00' thru X'0F'. The function code is located in the rightmost byte of register 0. This function code designates the exact pseudo opcode.
| PTFF 0104 |
_0 | _1 | _2 | _3 | _4 | _5 | _6 | _7 | _8 | _9 | _A | _B | _C | _D | _E | _F |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0_ | QAF | QTO | QSI | QPT | QUI | QTOU | QSIE | QTOUE | ||||||||
| 1_ | ||||||||||||||||
| 2_ | ||||||||||||||||
| 3_ | ||||||||||||||||
| 4_ | ATO | STO | SFS | SGS | STOU | STOE | STOUE | |||||||||
| 5_ | ||||||||||||||||
| 6_ | ||||||||||||||||
| 7_ | ||||||||||||||||
| 8_ | ||||||||||||||||
| 9_ | ||||||||||||||||
| A_ | ||||||||||||||||
| B_ | ||||||||||||||||
| C_ | ||||||||||||||||
| D_ | ||||||||||||||||
| E_ | ||||||||||||||||
| F_ |
| PFPO 010A |
_0 | _1 | _2 | _3 | _4 | _5 | _6 | _7 | _8 | _9 | _A | _B | _C | _D | _E | _F |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0_ | CFPR | |||||||||||||||
| 1_ | ||||||||||||||||
| 2_ | ||||||||||||||||
| 3_ | ||||||||||||||||
| 4_ | ||||||||||||||||
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| 6_ | ||||||||||||||||
| 7_ | ||||||||||||||||
| 8_ | ||||||||||||||||
| 9_ | ||||||||||||||||
| A_ | ||||||||||||||||
| B_ | ||||||||||||||||
| C_ | ||||||||||||||||
| D_ | ||||||||||||||||
| E_ | ||||||||||||||||
| F_ |
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