19 lines
271 B
NASM
19 lines
271 B
NASM
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format ELF
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include 'proc32.inc'
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section '.text' executable
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public log_ as "log"
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log_:
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; ln(x) = lg(x)/lg(e).
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fld qword[esp+4]
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fld1
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fxch
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fyl2x ;Compute 1*lg(x).
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fldl2e ;Load lg(e).
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fdivp st1, st0 ;Compute lg(x)/lg(e).
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ret
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