forked from KolibriOS/kolibrios
27 lines
325 B
ArmAsm
27 lines
325 B
ArmAsm
|
/* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */
|
||
|
|
|
||
|
|
.global ceil;
|
||
|
|
|
||
|
|
ceil:
|
||
|
|
pushl %ebp
|
||
|
|
movl %esp,%ebp
|
||
|
|
subl $8,%esp
|
||
|
|
|
||
|
|
fstcw -4(%ebp)
|
||
|
|
fwait
|
||
|
|
movw -4(%ebp),%ax
|
||
|
|
andw $0xf3ff,%ax
|
||
|
|
orw $0x0800,%ax
|
||
|
|
movw %ax,-2(%ebp)
|
||
|
|
fldcw -2(%ebp)
|
||
|
|
|
||
|
|
fldl 8(%ebp)
|
||
|
|
frndint
|
||
|
|
|
||
|
|
fldcw -4(%ebp)
|
||
|
|
|
||
|
|
movl %ebp,%esp
|
||
|
|
popl %ebp
|
||
|
|
ret
|
||
|
|
|