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.global expf
expf:
mov 4(%esp),%eax
flds 4(%esp)
shr $23,%eax
inc %al
jz 1f
jmp 0f
.global exp
exp:
mov 8(%esp),%eax
fldl 4(%esp)
shl %eax
cmp $0xffe00000,%eax
jae 1f
0: fldl2e
fmulp
fst %st(1)
frndint
fst %st(2)
fsubrp
f2xm1
fld1
faddp
fscale
fstp %st(1)
ret
1: fsts 4(%esp)
cmpl $0xff800000,4(%esp)
jnz 1f
fstp %st(0)
fldz
1: ret
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