lib/libm/arch/i387/e_log2.S

   1 /*
   2  * Written by Rui Paulo <rpaulo@NetBSD.org>, based on e_log.S.
   3  * Public domain.
   4  */
   5
   6 #include <machine/asm.h>
   7
   8 #include "abi.h"
   9
  10 RCSID("$NetBSD$")
  11
  12 ENTRY(__ieee754_log2)
  13         XMM_ONE_ARG_DOUBLE_PROLOGUE
  14         fld1
  15         fldl    ARG_DOUBLE_ONE
  16         fyl2x
  17         XMM_DOUBLE_EPILOGUE
  18         ret