fix excess precision in return value of i386 atan[2][f]
[oweals/musl.git] / src / math / i386 / atan.s
1 .global atan
2 .type atan,@function
3 atan:
4         fldl 4(%esp)
5         mov 8(%esp),%eax
6         add %eax,%eax
7         cmp $0x00200000,%eax
8         jb 1f
9         fld1
10         fpatan
11         fstpl 4(%esp)
12         fldl 4(%esp)
13         ret
14                 # subnormal x, return x with underflow
15 1:      fsts 4(%esp)
16         ret