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- .MODEL medium
- .CODE
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- ; BASIC function for QuickBASIC, Version 4 and future versions
- ; of Microsoft and IBM BASIC Compilers
-
- PUBLIC Power2
- Power2 PROC
- push bp ; Entry sequence - save old BP
- mov bp,sp ; Set stack framepointer
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- mov bx,[bp+8] ; Load Arg1 into
- mov ax,[bx] ; AX
- mov bx,[bp+6] ; Load Arg2 into
- mov cx,[bx] ; CX
- shl ax,cl ; AX = AX * (2 to power of CX)
- ; Leave return value in AX
-
- pop bp ; Restore old framepointer
- ret 4 ; Exit, and restore 4 bytes of args
- Power2 ENDP
-
- ; BASIC subprogram for QuickBASIC, Versions 1, 2, and 3;
- ; for the Microsoft BASIC Compiler through Version 5.36
- ; for the IBM BASIC Compiler through Version 2.02
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- PUBLIC Power2S
- Power2S PROC
- push bp ; Entry sequence - save old BP
- mov bp,sp ; Set stack framepointer
-
- mov bx,[bp+10] ; Load Arg1 into
- mov ax,[bx] ; AX
- mov bx,[bp+8] ; Load Arg2 into
- mov cx,[bx] ; CX
- shl ax,cl ; AX = AX * (2 to power of CX)
- mov bx,[bp+6] ; Store result in
- mov [bx],ax ; Arg3
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- pop bp ; Restore old framepointer
- ret 4 ; Exit, and restore 4 bytes of args
- Power2S ENDP
- END
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