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