minix/lib/ack/libe/arch/i386/em/disconnected/em_cmf4.s

22 lines
249 B
ArmAsm

.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