Outils pour utilisateurs
back2root:ibm-pc-ms-dos:instr:push
PUSH
PUSH - Push Word onto Stack
Decrements SP by the size of the operand (two or four, byte values are sign extended) and transfers one word from source to the stack top (SS:SP).
Usage:
PUSH src PUSH immed ; (80188+ only)
Modifies flags:
none
| Clocks | Size | ||||
|---|---|---|---|---|---|
| Operands | 808x | 286 | 386 | 486 | Bytes |
| reg16 | 11/15 | 3 | 2 | 1 | 1 |
| reg32 | - | - | 2 | 1 | 1 |
| mem16 | 16+EA | 5 | 5 | 4 | 2-4 |
| mem32 | - | - | 5 | 4 | 2-4 |
| segreg | 10/14 | 3 | 2 | 3 | 1 |
| immed | - | 3 | 2 | 1 | 2-3 |
back2root/ibm-pc-ms-dos/instr/push.txt · Dernière modification : 2023/03/04 00:18 de frater
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