#include "DEFS.h"

ENTRY_NB(bcmp)
        RETGUARD_SETUP(bcmp, r11)
        xorl    %eax,%eax               /* clear return value */
        cld                             /* set compare direction forward */

        movq    %rdx,%rcx               /* compare by words */
        shrq    $3,%rcx
        repe
        cmpsq
        jne     L1

        movq    %rdx,%rcx               /* compare remainder by bytes */
        andq    $7,%rcx
        repe
        cmpsb
        je      L2

L1:     incl    %eax
L2:     RETGUARD_CHECK(bcmp, r11)
        ret
END_WEAK(bcmp)