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Copyright 1991 David Jurgens |
PUSH - Push Word onto Stack
Usage: PUSH src
PUSH immed (80188+ only)
Modifies flags: None
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).
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 (W88=24+EA)
mem32 - - 5 4 2-4
segreg 10/14 3 2 3 1
immed - 3 2 1 2-3
- see Instruction Timing
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push |
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