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f3c95f83ade8cc81a783056e38e38b710a5dcdfe
[musl]
/
log1p.s
1
.global log1p
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.type log1p,@function
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log1p:
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mov 8(%esp),%eax
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fldln2
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and $0x7fffffff,%eax
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fldl 4(%esp)
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cmp $0x3fd28f00,%eax
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ja 1f
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cmp $0x00100000,%eax
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jb 2f
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fyl2xp1
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fstpl 4(%esp)
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fldl 4(%esp)
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ret
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1: fld1
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faddp
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fyl2x
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fstpl 4(%esp)
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fldl 4(%esp)
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ret
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# subnormal x, return x with underflow
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2: fsts 4(%esp)
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fstp %st(1)
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ret