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| author | Vladimir Azarov <avm@intermediate-node.net> | 2024-10-01 15:47:05 +0200 |
|---|---|---|
| committer | Vladimir Azarov <avm@intermediate-node.net> | 2024-10-01 15:47:05 +0200 |
| commit | 4abab5ad6c8465a7528ccdd5f49367da05f78bbd (patch) | |
| tree | ebf009bf1376a5a223a915bc27cbbd791a1316bc /src/math/i386/asinf.s | |
Initial version
Diffstat (limited to 'src/math/i386/asinf.s')
| -rw-r--r-- | src/math/i386/asinf.s | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/src/math/i386/asinf.s b/src/math/i386/asinf.s new file mode 100644 index 0000000..0590975 --- /dev/null +++ b/src/math/i386/asinf.s @@ -0,0 +1,23 @@ +.global asinf +.type asinf,@function +asinf: + flds 4(%esp) + mov 4(%esp),%eax + add %eax,%eax + cmp $0x01000000,%eax + jb 1f + fld %st(0) + fld1 + fsub %st(0),%st(1) + fadd %st(2) + fmulp + fsqrt + fpatan + fstps 4(%esp) + flds 4(%esp) + ret + # subnormal x, return x with underflow +1: fld %st(0) + fmul %st(1) + fstps 4(%esp) + ret |