.sect .text; .sect .rom; .sect .data; .sect .bss .define .cmf4 .sect .text .cmf4: mov bx,sp xor cx,cx flds 8(bx) flds 4(bx) fcompp ! compare and pop operands fstsw ax wait sahf je 1f jb 2f dec cx jmp 1f 2: inc cx 1: mov ax,cx ret