tmp.asm

来自「开放源码的编译器open watcom 1.6.0版的源代码」· 汇编 代码 · 共 14 行

.MODEL small
.data
    savess          dw      0
    savebp          dw      0
.code

    mov     CS:savess,SS                ; save SS and BP since EXEC
    mov     CS:savebp,BP                ; . kills all regs except CS:IP

    mov     BP,CS:savebp                ; restore BP
    mov     SS,CS:savess                ; and SS

end