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Copyright 1991 David Jurgens |
CALL - Procedure Call
Usage: CALL destination
Modifies flags: None
Pushes Instruction Pointer (and Code Segment for far calls) onto
stack and loads Instruction Pointer with the address of proc-name.
Code continues with execution at CS:IP.
Clocks
Operands 808x 286 386 486
rel16 (near, IP relative) 19 7 7+m 3
rel32 (near, IP relative) - - 7+m 3
reg16 (near, register indirect) 16 7 7+m 5
reg32 (near, register indirect) - - 7+m 5
mem16 (near, memory indirect) - 21+EA 11 10+m 5
mem32 (near, memory indirect) - - 10+m 5
ptr16:16 (far, full ptr supplied) 28 13 17+m 18
ptr16:32 (far, full ptr supplied) - - 17+m 18
ptr16:16 (far, ptr supplied, prot. mode) - 26 34+m 20
ptr16:32 (far, ptr supplied, prot. mode) - - 34+m 20
m16:16 (far, indirect) 37+EA 16 22+m 17
m16:32 (far, indirect) - - 22+m 17
m16:16 (far, indirect, prot. mode) - 29 38+m 20
m16:32 (far, indirect, prot. mode) - - 38+m 20
ptr16:16 (task, via TSS or task gate) - 177 TS 37+TS
m16:16 (task, via TSS or task gate) - 180/185 5+TS 37+TS
m16:32 (task) - - TS 37+TS
m16:32 (task) - - 5+TS 37+TS
ptr16:16 (gate, same privilege) - 41 52+m 35
ptr16:32 (gate, same privilege) - - 52+m 35
m16:16 (gate, same privilege) - 44 56+m 35
m16:32 (gate, same privilege) - - 56+m 35
ptr16:16 (gate, more priv, no parm) - 82 86+m 69
ptr16:32 (gate, more priv, no parm) - - 86+m 69
m16:16 (gate, more priv, no parm) - 83 90+m 69
m16:32 (gate, more priv, no parm) - - 90+m 69
ptr16:16 (gate, more priv, x parms) - 86+4x 94+4x+m 77+4x
ptr16:32 (gate, more priv, x parms) - - 94+4x+m 77+4x
m16:16 (gate, more priv, x parms) - 90+4x 98+4x+m 77+4x
m16:32 (gate, more priv, x parms) - - 98+4x+m 77+4x
- see Instruction Timing
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| Esc or Alt-X to exit |
call |
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