5606 support build with binutils 2.25
Reviewed by: Josef 'Jeff' Sipek <josef.sipek@nexenta.com>
Reviewed by: Marcel Telka <marcel.telka@nexenta.com>
Reviewed by: Piotr Jasiukajtis <estibi@me.com>
Reviewed by: Richard Lowe <richlowe@richlowe.net>

*** 21,32 ****
  /*
   * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
- #pragma ident   "%Z%%M% %I%     %E% SMI"
- 
  #include <sys/asm_linkage.h>
  #include <sys/asm_misc.h>
  #include <sys/regset.h>
  #include <sys/panic.h>
  #include <sys/ontrap.h>
--- 21,30 ----
*** 196,207 ****
          leave
          ret
          SET_SIZE(load_segment_registers)
  
          ENTRY_NP(get_cs_register)
!         movq    $0, %rax
!         movw    %cs, %rax
          ret
          SET_SIZE(get_cs_register)
  
  #endif  /* __lint */
  #elif defined(__i386)
--- 194,204 ----
          leave
          ret
          SET_SIZE(load_segment_registers)
  
          ENTRY_NP(get_cs_register)
!         movq    %cs, %rax
          ret
          SET_SIZE(get_cs_register)
  
  #endif  /* __lint */
  #elif defined(__i386)