glibc/sysdeps/i386/i686/fpu/e_logf.S

31 lines
473 B
ArmAsm

/*
* Written by J.T. Conklin <jtc@netbsd.org>.
* Public domain.
* Adapted for float by Ulrich Drepper <drepper@cygnus.com>.
*
* Adapted for i686 instructions.
*/
#include <machine/asm.h>
.text
ENTRY(__ieee754_logf)
fldln2 // log(2)
flds 4(%esp) // x : log(2)
fucomi %st
jp 3f
fyl2x // log(x)
ret
3: fstp %st(1)
ret
END (__ieee754_logf)
ENTRY(__logf_finite)
fldln2 // log(2)
flds 4(%esp) // x : log(2)
fyl2x // log(x)
ret
END(__logf_finite)