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.global ceilf
ceilf: flds 4(%esp)
jmp 1f
.global ceil
ceil: fldl 4(%esp)
1: mov $0x08fb,%edx
jmp 0f
.global floorf
floorf: flds 4(%esp)
jmp 1f
.global floor
floor: fldl 4(%esp)
1: mov $0x04f7,%edx
jmp 0f
.global truncf
truncf: flds 4(%esp)
jmp 1f
.global trunc
trunc: fldl 4(%esp)
1: mov $0x0cff,%edx
0: fstcw 4(%esp)
mov 5(%esp),%ah
or %dh,%ah
and %dl,%ah
xchg %ah,5(%esp)
fldcw 4(%esp)
frndint
mov %ah,5(%esp)
fldcw 4(%esp)
ret
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