| org.jatha.machine.SECDop org.jatha.machine.opRTN_IF
opRTN_IF | class opRTN_IF extends SECDop (Code) | | opRTN_IF returns from a function call if the
value on the stack is NIL. (RTN-if-FALSE).
It returns the value on the stack (NIL).
Used in compilation of the AND function.
Uses D register.
Modifes S, E, C and D registers.
See Also: SECDMachine author: Micheal S. Hewett hewett@cs.stanford.edu |
Constructor Summary | |
public | opRTN_IF(Jatha lisp) It calls SECDop() with the machine argument
and the label of this instruction. |
opRTN_IF | public opRTN_IF(Jatha lisp)(Code) | | It calls SECDop() with the machine argument
and the label of this instruction.
See Also: SECDMachine |
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