usr/src/lib/libc/hp300/gen/ldexp.s

/*-
 * Copyright (c) 1990 The Regents of the University of California.
 * All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * the Systems Programming Group of the University of Utah Computer
 * Science Department.
 *
 * %sccs.include.redist.c%
 */

#if defined(LIBC_SCCS) && !defined(lint)
        .asciz "@(#)ldexp.s     5.1 (Berkeley) %G%"
#endif /* LIBC_SCCS and not lint */

#include "DEFS.h"

/*
 * double ldexp(val, exp)
 * returns: val * (2**exp), for integer exp
 */
ENTRY(ldexp)
        fmoved          sp@(4),fp0
        fbeq            Ldone
        ftwotoxl        sp@(12),fp1
        fmulx           fp1,fp0
Ldone:
        fmoved          fp0,sp@-
        movel           sp@+,d0
        movel           sp@+,d1
        rts