1.global log1p 2.type log1p,@function 3log1p: 4 mov 8(%esp),%eax 5 fldln2 6 and $0x7fffffff,%eax 7 fldl 4(%esp) 8 cmp $0x3fd28f00,%eax 9 ja 1f 10 cmp $0x00100000,%eax 11 jb 2f 12 fyl2xp1 13 ret 141: fld1 15 faddp 16 fyl2x 17 ret 18 # subnormal x, return x with underflow 192: fsts 4(%esp) 20 fstp %st(1) 21 ret 22