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Side by Side Diff: fusl/src/math/i386/log1pf.s

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 log1pf
2 .type log1pf,@function
3 log1pf:
4 mov 4(%esp),%eax
5 fldln2
6 and $0x7fffffff,%eax
7 flds 4(%esp)
8 cmp $0x3e940000,%eax
9 ja 1f
10 cmp $0x00800000,%eax
11 jb 2f
12 fyl2xp1
13 ret
14 1: fld1
15 faddp
16 fyl2x
17 ret
18 # subnormal x, return x with underflow
19 2: fnstsw %ax
20 and $16,%ax
21 jnz 1f
22 fxch
23 fmul %st(1)
24 fstps 4(%esp)
25 1: ret
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