.text
        .global dot_product
dot_product:
        pushl   %ebp
        movl    %esp, %ebp


        movl    8(%ebp), %eax
        movl    12(%ebp), %edi
        movl    16(%ebp), %esi

        movsd   (%esi), %xmm0


        subl    $8, %esp
        movsd  %xmm0, (%esp)
        fldl    (%esp)
        addl     $8, %esp

        popl    %ebp
        ret