/*
 * Written by J.T. Conklin <jtc@NetBSD.org>.
 * Public domain.
 */

#include <machine/asm.h>

RCSID("$NetBSD: s_scalbn.S,v 1.14 2013/05/20 19:40:09 joerg Exp $")

#ifdef WEAK_ALIAS
WEAK_ALIAS(scalbn,_scalbn)
WEAK_ALIAS(scalbln,_scalbln)
WEAK_ALIAS(ldexp,_scalbn)
#endif
#ifdef __x86_64__
ENTRY(_scalbn)
        movl %edi,-12(%rsp)
        fildl -12(%rsp)
        movsd %xmm0,-8(%rsp)
        fldl -8(%rsp)
        fscale
        fstpl -8(%rsp)
        movsd -8(%rsp),%xmm0
        fstp %st(0)
        ret
#elif defined(STRONG_ALIAS)
STRONG_ALIAS(_scalbn, scalbln)
#endif

ENTRY(_scalbln)
#ifdef __x86_64__
        movq %rdi,-16(%rsp)
        fildq -16(%rsp)
        movsd %xmm0,-8(%rsp)
        fldl -8(%rsp)
        fscale
        fstpl -8(%rsp)
        movsd -8(%rsp),%xmm0
        fstp %st(0)
#else
        fildl 12(%esp)
        fldl 4(%esp)
        fscale
        fstp %st(1)             /* clean up stack */
#endif
        ret