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| author | Rich Felker <dalias@aerifal.cx> | 2012-03-18 21:43:43 -0400 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2012-03-18 21:43:43 -0400 |
| commit | 6f26cf3dacf9d426bbd18cecb4d486da56c17351 (patch) | |
| tree | 662a6bb927776d10fbc1ab5bec86ebbd285b442b /src/math/i386/expm1.s | |
| parent | b935147761d1770bb115f09f8c28ddb4d36e1236 (diff) | |
| download | musl-6f26cf3dacf9d426bbd18cecb4d486da56c17351.tar.gz musl-6f26cf3dacf9d426bbd18cecb4d486da56c17351.tar.xz musl-6f26cf3dacf9d426bbd18cecb4d486da56c17351.zip | |
asm exponential functions for i386
Diffstat (limited to 'src/math/i386/expm1.s')
| -rw-r--r-- | src/math/i386/expm1.s | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/src/math/i386/expm1.s b/src/math/i386/expm1.s new file mode 100644 index 00000000..d6d511ef --- /dev/null +++ b/src/math/i386/expm1.s @@ -0,0 +1,36 @@ +.global expm1f +.type expm1f,@function +expm1f: + flds 4(%esp) + jmp 1f + +.global expm1l +.type expm1l,@function +expm1l: + fldt 4(%esp) + jmp 1f + +.global expm1 +.type expm1,@function +expm1: + fldl 4(%esp) +1: fldl2e + fmulp + fld %st(0) + frndint + fldz + fcompi + jnz 1f + fstp %st(0) + f2xm1 + ret +1: fxch %st(1) + fsub %st(1) + f2xm1 + fld1 + faddp + fscale + fld1 + fsubrp + fstp %st(1) + ret |