1.global log1pl
 2.type log1pl,@function
 3log1pl:
 4	mov 14(%rsp),%eax
 5	fldln2
 6	and $0x7fffffff,%eax
 7	fldt 8(%rsp)
 8	cmp $0x3ffd9400,%eax
 9	ja 1f
10	fyl2xp1
11	ret
121:	fld1
13	faddp
14	fyl2x
15	ret