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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/atan.s | |
Initial version
Diffstat (limited to 'src/math/i386/atan.s')
| -rw-r--r-- | src/math/i386/atan.s | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/math/i386/atan.s b/src/math/i386/atan.s new file mode 100644 index 0000000..2c57f6b --- /dev/null +++ b/src/math/i386/atan.s @@ -0,0 +1,16 @@ +.global atan +.type atan,@function +atan: + fldl 4(%esp) + mov 8(%esp),%eax + add %eax,%eax + cmp $0x00200000,%eax + jb 1f + fld1 + fpatan + fstpl 4(%esp) + fldl 4(%esp) + ret + # subnormal x, return x with underflow +1: fsts 4(%esp) + ret |