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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/exp.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/exp.s')
| -rw-r--r-- | src/math/i386/exp.s | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/src/math/i386/exp.s b/src/math/i386/exp.s new file mode 100644 index 00000000..18f6cd67 --- /dev/null +++ b/src/math/i386/exp.s @@ -0,0 +1,46 @@ +.global exp2f +.type exp2f,@function +exp2f: + flds 4(%esp) + jmp 1f + +.global exp2l +.type exp2l,@function +exp2l: + fldt 4(%esp) + jmp 1f + +.global expf +.type expf,@function +expf: + flds 4(%esp) + jmp 2f + +.global expl +.type expl,@function +expl: + fldt 4(%esp) + jmp 2f + +.global exp +.type exp,@function +exp: + fldl 4(%esp) +2: fldl2e + fmulp + jmp 1f + +.global exp2 +.type exp2,@function +exp2: + fldl 4(%esp) +1: fld %st(0) + frndint + fxch %st(1) + fsub %st(1) + f2xm1 + fld1 + faddp + fscale + fstp %st(1) + ret |