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[/] [scarts/] [trunk/] [toolchain/] [scarts-newlib/] [newlib-1.17.0/] [newlib/] [libm/] [machine/] [i386/] [f_ldexp.S] - Rev 9

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/*
 * ====================================================
 * Copyright (C) 1998, 2002 by Red Hat Inc. All rights reserved.
 *
 * Permission to use, copy, modify, and distribute this
 * software is freely granted, provided that this notice
 * is preserved.
 * ====================================================
 */

#if !defined(_SOFT_FLOAT)

/*
Fast version of ldexp using Intel float instructions.

   double _f_ldexp (double x, int exp);

Function calculates x * 2 ** exp.
There is no error checking or setting of errno.
*/

        #include "i386mach.h"

        .global SYM (_f_ldexp)
       SOTYPE_FUNCTION(_f_ldexp)

SYM (_f_ldexp):
        pushl ebp
        movl esp,ebp
        fild 16(ebp)
        fldl 8(ebp)
        fscale
        fstp st1

        leave
        ret

#endif

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