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Issue 1573973002: Add a "fork" of musl as //fusl. (Closed) Base URL: https://github.com/domokit/mojo.git@master
Patch Set: Created 4 years, 11 months ago
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1 .global asinf
2 .type asinf,@function
3 asinf:
4 flds 4(%esp)
5 mov 4(%esp),%eax
6 add %eax,%eax
7 cmp $0x01000000,%eax
8 jae 1f
9 # subnormal x, return x with underflow
10 fnstsw %ax
11 and $16,%ax
12 jnz 2f
13 fld %st(0)
14 fmul %st(1)
15 fstps 4(%esp)
16 2: ret
17
18 .global asinl
19 .type asinl,@function
20 asinl:
21 fldt 4(%esp)
22 jmp 1f
23
24 .global asin
25 .type asin,@function
26 asin:
27 fldl 4(%esp)
28 mov 8(%esp),%eax
29 add %eax,%eax
30 cmp $0x00200000,%eax
31 jae 1f
32 # subnormal x, return x with underflow
33 fnstsw %ax
34 and $16,%ax
35 jnz 2f
36 fsts 4(%esp)
37 2: ret
38 1: fld %st(0)
39 fld1
40 fsub %st(0),%st(1)
41 fadd %st(2)
42 fmulp
43 fsqrt
44 fpatan
45 ret
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