text: /* Optimized, inlined string functions.  i486 version.
     Copyright (C) 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
     This file is part of the GNU C Library.
  
     The GNU C Library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Lesser General Public
     License as published by the Free Software Foundation; either
     version 2.1 of the License, or (at your option) any later version.
  
     The GNU C Library is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     Lesser General Public License for more details.
  
     You should have received a copy of the GNU Lesser General Public
     License along with the GNU C Library; if not, write to the Free
     Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
     02111-1307 USA.  */
  
  #ifndef _STRING_H
  # error "Never use <bits/string.h> directly; include <string.h> instead."
  #endif
  
  /* The ix86 processors can access unaligned multi-byte variables.  */
  #define _STRING_ARCH_unaligned	1
  
  
  /* We only provide optimizations if the user selects them and if
     GNU CC is used.  */
  #if !defined __NO_STRING_INLINES && defined __USE_STRING_INLINES \
      && defined __GNUC__ && __GNUC__ >= 2 && !__BOUNDED_POINTERS__
  
  #ifndef __STRING_INLINE
  # ifdef __cplusplus
  #  define __STRING_INLINE inline
  # else
  #  define __STRING_INLINE extern __inline
  # endif
  #endif
  
  /* The macros are used in some of the optimized implementations below.  */
  #define __STRING_SMALL_GET16(src, idx) \
    (((src)[idx + 1] << 8) | (src)[idx])
  #define __STRING_SMALL_GET32(src, idx) \
    ((((src)[idx + 3] << 8 | (src)[idx + 2]) << 8				      \
      | (src)[idx + 1]) << 8 | (src)[idx])
  
  
  /* Copy N bytes of SRC to DEST.  */
  #define _HAVE_STRING_ARCH_memcpy 1
  #define memcpy(dest, src, n) \
    (__extension__ (__builtin_constant_p (n)				      \
  		  ? __memcpy_c (dest, src, n)				      \
  		  : __memcpy_g (dest, src, n)))
  #define __memcpy_c(dest, src, n) \
    ((n) == 0								      \
     ? (dest)								      \
     : (((n) % 4 == 0)							      \
        ? __memcpy_by4 (dest, src, n)					      \
        : (((n) % 2 == 0)							      \
  	 ? __memcpy_by2 (dest, src, n)					      \
  	 : __memcpy_g (dest, src, n))))
  
  __STRING_INLINE void *__memcpy_by4 (void *__dest, __const void *__src,
  				    size_t __n);
  
  __STRING_INLINE void *
  __memcpy_by4 (void *__dest, __const void *__src, size_t __n)
  {
    register unsigned long int __d0, __d1;
    register void *__tmp = __dest;
    __asm__ __volatile__
      ("1:\n\t"
       "movl	(%2),%0\n\t"
       "leal	4(%2),%2\n\t"
       "movl	%0,(%1)\n\t"
       "leal	4(%1),%1\n\t"
       "decl	%3\n\t"
       "jnz	1b"
       : "=&r" (__d0), "=&r" (__tmp), "=&r" (__src), "=&r" (__d1)
       : "1" (__tmp), "2" (__src), "3" (__n / 4)
       : "memory", "cc");
    return __dest;
  }
  
  __STRING_INLINE void *__memcpy_by2 (void *__dest, __const void *__src,
  				    size_t __n);
  
  __STRING_INLINE void *
  __memcpy_by2 (void *__dest, __const void *__src, size_t __n)
  {
    register unsigned long int __d0, __d1;
    register void *__tmp = __dest;
    __asm__ __volatile__
      ("shrl	$1,%3\n\t"
       "jz	2f\n"                 /* only a word */
       "1:\n\t"
       "movl	(%2),%0\n\t"
       "leal	4(%2),%2\n\t"
       "movl	%0,(%1)\n\t"
       "leal	4(%1),%1\n\t"
       "decl	%3\n\t"
       "jnz	1b\n"
       "2:\n\t"
       "movw	(%2),%w0\n\t"
       "movw	%w0,(%1)"
       : "=&q" (__d0), "=&r" (__tmp), "=&r" (__src), "=&r" (__d1)
       : "1" (__tmp), "2" (__src), "3" (__n / 2)
       : "memory", "cc");
    return __dest;
  }
  
  __STRING_INLINE void *__memcpy_g (void *__dest, __const void *__src,
  				  size_t __n);
  
  __STRING_INLINE void *
  __memcpy_g (void *__dest, __const void *__src, size_t __n)
  {
    register unsigned long int __d0, __d1, __d2;
    register void *__tmp = __dest;
    __asm__ __volatile__
      ("cld\n\t"
       "shrl	$1,%%ecx\n\t"
       "jnc	1f\n\t"
       "movsb\n"
       "1:\n\t"
       "shrl	$1,%%ecx\n\t"
       "jnc	2f\n\t"
       "movsw\n"
       "2:\n\t"
       "rep; movsl"
       : "=&c" (__d0), "=&D" (__d1), "=&S" (__d2)
       : "0" (__n), "1" (__tmp), "2" (__src)
       : "memory", "cc");
    return __dest;
  }
  
  #define _HAVE_STRING_ARCH_memmove 1
  #ifndef _FORCE_INLINES
  /* Copy N bytes of SRC to DEST, guaranteeing
     correct behavior for overlapping strings.  */
  __STRING_INLINE void *
  memmove (void *__dest, __const void *__src, size_t __n)
  {
    register unsigned long int __d0, __d1, __d2;
    register void *__tmp = __dest;
    if (__dest < __src)
      __asm__ __volatile__
        ("cld\n\t"
         "rep; movsb"
         : "=&c" (__d0), "=&S" (__d1), "=&D" (__d2)
         : "0" (__n), "1" (__src), "2" (__tmp)
         : "memory");
    else
      __asm__ __volatile__
        ("std\n\t"
         "rep; movsb\n\t"
         "cld"
         : "=&c" (__d0), "=&S" (__d1), "=&D" (__d2)
         : "0" (__n), "1" (__n - 1 + (__const char *) __src),
  	 "2" (__n - 1 + (char *) __tmp)
         : "memory");
    return __dest;
  }
  #endif
  
  /* Compare N bytes of S1 and S2.  */
  #define _HAVE_STRING_ARCH_memcmp 1
  #ifndef _FORCE_INLINES
  # ifndef __PIC__
  /* gcc has problems to spill registers when using PIC.  */
  __STRING_INLINE int
  memcmp (__const void *__s1, __const void *__s2, size_t __n)
  {
    register unsigned long int __d0, __d1, __d2;
    register int __res;
    __asm__ __volatile__
      ("cld\n\t"
       "testl %3,%3\n\t"
       "repe; cmpsb\n\t"
       "je	1f\n\t"
       "sbbl	%0,%0\n\t"
       "orl	$1,%0\n"
       "1:"
       : "=a" (__res), "=&S" (__d0), "=&D" (__d1), "=&c" (__d2)
       : "0" (0), "1" (__s1), "2" (__s2), "3" (__n)
       : "cc");
    return __res;
  }
  # endif
  #endif
  
  /* Set N bytes of S to C.  */
  #define _HAVE_STRING_ARCH_memset 1
  #define _USE_STRING_ARCH_memset 1
  #define memset(s, c, n) \
    (__extension__ (__builtin_constant_p (n) && (n) <= 16			      \
  		  ? ((n) == 1						      \
  		     ? __memset_c1 (s, c)				      \
  		     : __memset_gc (s, c, n))				      \
  		  : (__builtin_constant_p (c)				      \
  		     ? (__builtin_constant_p (n)			      \
  			? __memset_ccn (s, c, n)			      \
  			: memset (s, c, n))				      \
  		     : (__builtin_constant_p (n)			      \
  			? __memset_gcn (s, c, n)			      \
  			: memset (s, c, n)))))
  
  #define __memset_c1(s, c) ({ void *__s = (s);				      \
  			     *((unsigned char *) __s) = (unsigned char) (c);  \
  			     __s; })
  
  #define __memset_gc(s, c, n) \
    ({ void *__s = (s);							      \
       union {								      \
         unsigned int __ui;						      \
         unsigned short int __usi;					      \
         unsigned char __uc;						      \
       } *__u = __s;							      \
       unsigned int __c = ((unsigned int) ((unsigned char) (c))) * 0x01010101;  \
  									      \
       /* We apply a trick here.  `gcc' would implement the following	      \
  	assignments using immediate operands.  But this uses to much	      \
  	memory (7, instead of 4 bytes).  So we force the value in a	      \
  	registers.  */							      \
       if (n == 3 || n >= 5)						      \
         __asm__ __volatile__ ("" : "=r" (__c) : "0" (__c));		      \
  									      \
       /* This `switch' statement will be removed at compile-time.  */	      \
       switch (n)								      \
         {								      \
         case 15:								      \
  	 __u->__ui = __c;						      \
  	 __u = __extension__ ((void *) __u + 4);			      \
         case 11:								      \
  	 __u->__ui = __c;						      \
  	 __u = __extension__ ((void *) __u + 4);			      \
         case 7:								      \
  	 __u->__ui = __c;						      \
  	 __u = __extension__ ((void *) __u + 4);			      \
         case 3:								      \
  	 __u->__usi = (unsigned short int) __c;				      \
  	 __u = __extension__ ((void *) __u + 2);			      \
  	 __u->__uc = (unsigned char) __c;				      \
  	 break;								      \
  									      \
         case 14:								      \
  	 __u->__ui = __c;						      \
  	 __u = __extension__ ((void *) __u + 4);			      \
         case 10:								      \
  	 __u->__ui = __c;						      \
  	 __u = __extension__ ((void *) __u + 4);			      \
         case 6:								      \
  	 __u->__ui = __c;						      \
  	 __u = __extension__ ((void *) __u + 4);			      \
         case 2:								      \
  	 __u->__usi = (unsigned short int) __c;				      \
  	 break;								      \
  									      \
         case 13:								      \
  	 __u->__ui = __c;						      \
  	 __u = __extension__ ((void *) __u + 4);			      \
         case 9:								      \
  	 __u->__ui = __c;						      \
  	 __u = __extension__ ((void *) __u + 4);			      \
         case 5:								      \
  	 __u->__ui = __c;						      \
  	 __u = __extension__ ((void *) __u + 4);			      \
         case 1:								      \
  	 __u->__uc = (unsigned char) __c;				      \
  	 break;								      \
  									      \
         case 16:								      \
  	 __u->__ui = __c;						      \
  	 __u = __extension__ ((void *) __u + 4);			      \
         case 12:								      \
  	 __u->__ui = __c;						      \
  	 __u = __extension__ ((void *) __u + 4);			      \
         case 8:								      \
  	 __u->__ui = __c;						      \
  	 __u = __extension__ ((void *) __u + 4);			      \
         case 4:								      \
  	 __u->__ui = __c;						      \
         case 0:								      \
  	 break;								      \
         }								      \
  									      \
       __s; })
  
  #define __memset_ccn(s, c, n) \
    (((n) % 4 == 0)							      \
     ? __memset_ccn_by4 (s, ((unsigned int) ((unsigned char) (c))) * 0x01010101,\
  		       n)						      \
     : (((n) % 2 == 0)							      \
        ? __memset_ccn_by2 (s,						      \
  			  ((unsigned int) ((unsigned char) (c))) * 0x01010101,\
  			   n)						      \
        : memset (s, c, n)))
  
  __STRING_INLINE void *__memset_ccn_by4 (void *__s, unsigned int __c,
  					size_t __n);
  
  __STRING_INLINE void *
  __memset_ccn_by4 (void *__s, unsigned int __c, size_t __n)
  {
    register void *__tmp = __s;
    register unsigned long int __d0;
  #ifdef __i686__
    __asm__ __volatile__
      ("cld\n\t"
       "rep; stosl"
       : "=&a" (__c), "=&D" (__tmp), "=&c" (__d0)
       : "0" ((unsigned int) __c), "1" (__tmp), "2" (__n / 4)
       : "memory", "cc");
  #else
    __asm__ __volatile__
      ("1:\n\t"
       "movl	%0,(%1)\n\t"
       "addl	$4,%1\n\t"
       "decl	%2\n\t"
       "jnz	1b\n"
       : "=&r" (__c), "=&r" (__tmp), "=&r" (__d0)
       : "0" ((unsigned int) __c), "1" (__tmp), "2" (__n / 4)
       : "memory", "cc");
  #endif
    return __s;
  }
  
  __STRING_INLINE void *__memset_ccn_by2 (void *__s, unsigned int __c,
  					size_t __n);
  
  __STRING_INLINE void *
  __memset_ccn_by2 (void *__s, unsigned int __c, size_t __n)
  {
    register unsigned long int __d0, __d1;
    register void *__tmp = __s;
  #ifdef __i686__
    __asm__ __volatile__
      ("cld\n\t"
       "rep; stosl\n"
       "stosw"
      : "=&a" (__d0), "=&D" (__tmp), "=&c" (__d1)
       : "0" ((unsigned int) __c), "1" (__tmp), "2" (__n / 4)
       : "memory", "cc");
  #else
    __asm__ __volatile__
      ("1:\tmovl	%0,(%1)\n\t"
       "leal	4(%1),%1\n\t"
       "decl	%2\n\t"
       "jnz	1b\n"
       "movw	%w0,(%1)"
       : "=&q" (__d0), "=&r" (__tmp), "=&r" (__d1)
       : "0" ((unsigned int) __c), "1" (__tmp), "2" (__n / 4)
       : "memory", "cc");
  #endif
    return __s;
  }
  
  #define __memset_gcn(s, c, n) \
    (((n) % 4 == 0)							      \
     ? __memset_gcn_by4 (s, c, n)						      \
     : (((n) % 2 == 0)							      \
        ? __memset_gcn_by2 (s, c, n)					      \
        : memset (s, c, n)))
  
  __STRING_INLINE void *__memset_gcn_by4 (void *__s, int __c, size_t __n);
  
  __STRING_INLINE void *
  __memset_gcn_by4 (void *__s, int __c, size_t __n)
  {
    register void *__tmp = __s;
    register unsigned long int __d0;
    __asm__ __volatile__
      ("movb	%b0,%h0\n"
       "pushw	%w0\n\t"
       "shll	$16,%0\n\t"
       "popw	%w0\n"
       "1:\n\t"
       "movl	%0,(%1)\n\t"
       "addl	$4,%1\n\t"
       "decl	%2\n\t"
       "jnz	1b\n"
       : "=&q" (__c), "=&r" (__tmp), "=&r" (__d0)
       : "0" ((unsigned int) __c), "1" (__tmp), "2" (__n / 4)
       : "memory", "cc");
    return __s;
  }
  
  __STRING_INLINE void *__memset_gcn_by2 (void *__s, int __c, size_t __n);
  
  __STRING_INLINE void *
  __memset_gcn_by2 (void *__s, int __c, size_t __n)
  {
    register unsigned long int __d0, __d1;
    register void *__tmp = __s;
    __asm__ __volatile__
      ("movb	%b0,%h0\n\t"
       "pushw	%w0\n\t"
       "shll	$16,%0\n\t"
       "popw	%w0\n"
       "1:\n\t"
       "movl	%0,(%1)\n\t"
       "leal	4(%1),%1\n\t"
       "decl	%2\n\t"
       "jnz	1b\n"
       "movw	%w0,(%1)"
       : "=&q" (__d0), "=&r" (__tmp), "=&r" (__d1)
       : "0" ((unsigned int) __c), "1" (__tmp), "2" (__n / 4)
       : "memory", "cc");
    return __s;
  }
  
  
  /* Search N bytes of S for C.  */
  #define _HAVE_STRING_ARCH_memchr 1
  #ifndef _FORCE_INLINES
  __STRING_INLINE void *
  memchr (__const void *__s, int __c, size_t __n)
  {
    register unsigned long int __d0;
  #ifdef __i686__
    register unsigned long int __d1;
  #endif
    register unsigned char *__res;
    if (__n == 0)
      return NULL;
  #ifdef __i686__
    __asm__ __volatile__
      ("cld\n\t"
       "repne; scasb\n\t"
       "cmovne %2,%0"
       : "=D" (__res), "=&c" (__d0), "=&r" (__d1)
       : "a" (__c), "0" (__s), "1" (__n), "2" (1)
       : "cc");
  #else
    __asm__ __volatile__
      ("cld\n\t"
       "repne; scasb\n\t"
       "je	1f\n\t"
       "movl	$1,%0\n"
       "1:"
       : "=D" (__res), "=&c" (__d0)
       : "a" (__c), "0" (__s), "1" (__n)
       : "cc");
  #endif
    return __res - 1;
  }
  #endif
  
  #define _HAVE_STRING_ARCH_memrchr 1
  #ifndef _FORCE_INLINES
  __STRING_INLINE void *
  __memrchr (__const void *__s, int __c, size_t __n)
  {
    register unsigned long int __d0;
  # ifdef __i686__
    register unsigned long int __d1;
  # endif
    register void *__res;
    if (__n == 0)
      return NULL;
  # ifdef __i686__
    __asm__ __volatile__
      ("std\n\t"
       "repne; scasb\n\t"
       "cmovne %2,%0\n\t"
       "cld"
       : "=D" (__res), "=&c" (__d0), "=&r" (__d1)
       : "a" (__c), "0" (__s + __n - 1), "1" (__n), "2" (-1)
       : "cc");
  # else
    __asm__ __volatile__
      ("std\n\t"
       "repne; scasb\n\t"
       "je 1f\n\t"
       "orl $-1,%0\n"
       "1:\tcld"
       : "=D" (__res), "=&c" (__d0)
       : "a" (__c), "0" (__s + __n - 1), "1" (__n)
       : "cc");
  # endif
    return __res + 1;
  }
  # ifdef __USE_GNU
  #  define memrchr(s, c, n) __memrchr (s, c, n)
  # endif
  #endif
  
  /* Return pointer to C in S.  */
  #define _HAVE_STRING_ARCH_rawmemchr 1
  __STRING_INLINE void *__rawmemchr (const void *__s, int __c);
  
  #ifndef _FORCE_INLINES
  __STRING_INLINE void *
  __rawmemchr (const void *__s, int __c)
  {
    register unsigned long int __d0;
    register unsigned char *__res;
    __asm__ __volatile__
      ("cld\n\t"
       "repne; scasb\n\t"
       : "=D" (__res), "=&c" (__d0)
       : "a" (__c), "0" (__s), "1" (0xffffffff)
       : "cc");
    return __res - 1;
  }
  # ifdef __USE_GNU
  __STRING_INLINE void *
  rawmemchr (const void *__s, int __c)
  {
    return __rawmemchr (__s, __c);
  }
  # endif	/* use GNU */
  #endif
  
  
  /* Return the length of S.  */
  #define _HAVE_STRING_ARCH_strlen 1
  #define strlen(str) \
    (__extension__ (__builtin_constant_p (str)				      \
  		  ? __builtin_strlen (str)				      \
  		  : __strlen_g (str)))
  __STRING_INLINE size_t __strlen_g (__const char *__str);
  
  __STRING_INLINE size_t
  __strlen_g (__const char *__str)
  {
    register char __dummy;
    register __const char *__tmp = __str;
    __asm__ __volatile__
      ("1:\n\t"
       "movb	(%0),%b1\n\t"
       "leal	1(%0),%0\n\t"
       "testb	%b1,%b1\n\t"
       "jne	1b"
       : "=r" (__tmp), "=&q" (__dummy)
       : "0" (__str)
       : "memory", "cc" );
    return __tmp - __str - 1;
  }
  
  
  /* Copy SRC to DEST.  */
  #define _HAVE_STRING_ARCH_strcpy 1
  #define strcpy(dest, src) \
    (__extension__ (__builtin_constant_p (src)				      \
  		  ? (sizeof ((src)[0]) == 1 && strlen (src) + 1 <= 8	      \
  		     ? __strcpy_a_small (dest, src, strlen (src) + 1)	      \
  		     : (char *) memcpy ((char *) dest,			      \
  					(__const char *) src,		      \
  					strlen (src) + 1))		      \
  		  : __strcpy_g (dest, src)))
  
  #define __strcpy_a_small(dest, src, srclen) \
    (__extension__ ({ char *__dest = (dest);				      \
  		    union {						      \
  		      unsigned int __ui;				      \
  		      unsigned short int __usi;				      \
  		      unsigned char __uc;				      \
  		      char __c;						      \
  		    } *__u = (void *) __dest;				      \
  		    switch (srclen)					      \
  		      {							      \
  		      case 1:						      \
  			__u->__uc = '\0';				      \
  			break;						      \
  		      case 2:						      \
  			__u->__usi = __STRING_SMALL_GET16 (src, 0);	      \
  			break;						      \
  		      case 3:						      \
  			__u->__usi = __STRING_SMALL_GET16 (src, 0);	      \
  			__u = __extension__ ((void *) __u + 2);		      \
  			__u->__uc = '\0';				      \
  			break;						      \
  		      case 4:						      \
  			__u->__ui = __STRING_SMALL_GET32 (src, 0);	      \
  			break;						      \
  		      case 5:						      \
  			__u->__ui = __STRING_SMALL_GET32 (src, 0);	      \
  			__u = __extension__ ((void *) __u + 4);		      \
  			__u->__uc = '\0';				      \
  			break;						      \
  		      case 6:						      \
  			__u->__ui = __STRING_SMALL_GET32 (src, 0);	      \
  			__u = __extension__ ((void *) __u + 4);		      \
  			__u->__usi = __STRING_SMALL_GET16 (src, 4);	      \
  			break;						      \
  		      case 7:						      \
  			__u->__ui = __STRING_SMALL_GET32 (src, 0);	      \
  			__u = __extension__ ((void *) __u + 4);		      \
  			__u->__usi = __STRING_SMALL_GET16 (src, 4);	      \
  			__u = __extension__ ((void *) __u + 2);		      \
  			__u->__uc = '\0';				      \
  			break;						      \
  		      case 8:						      \
  			__u->__ui = __STRING_SMALL_GET32 (src, 0);	      \
  			__u = __extension__ ((void *) __u + 4);		      \
  			__u->__ui = __STRING_SMALL_GET32 (src, 4);	      \
  			break;						      \
  		      }							      \
  		    (char *) __dest; }))
  
  __STRING_INLINE char *__strcpy_g (char *__dest, __const char *__src);
  
  __STRING_INLINE char *
  __strcpy_g (char *__dest, __const char *__src)
  {
    register char *__tmp = __dest;
    register char __dummy;
    __asm__ __volatile__
      (
       "1:\n\t"
       "movb	(%0),%b2\n\t"
       "leal	1(%0),%0\n\t"
       "movb	%b2,(%1)\n\t"
       "leal	1(%1),%1\n\t"
       "testb	%b2,%b2\n\t"
       "jne	1b"
       : "=&r" (__src), "=&r" (__tmp), "=&q" (__dummy)
       : "0" (__src), "1" (__tmp)
       : "memory", "cc");
    return __dest;
  }
  
  
  #ifdef __USE_GNU
  # define _HAVE_STRING_ARCH_stpcpy 1
  /* Copy SRC to DEST.  */
  # define __stpcpy(dest, src) \
    (__extension__ (__builtin_constant_p (src)				      \
  		  ? (strlen (src) + 1 <= 8				      \
  		     ? __stpcpy_a_small (dest, src, strlen (src) + 1)	      \
  		     : __stpcpy_c (dest, src, strlen (src) + 1))	      \
  		  : __stpcpy_g (dest, src)))
  # define __stpcpy_c(dest, src, srclen) \
    ((srclen) % 4 == 0							      \
     ? __mempcpy_by4 (dest, src, srclen) - 1				      \
     : ((srclen) % 2 == 0							      \
        ? __mempcpy_by2 (dest, src, srclen) - 1				      \
        : __mempcpy_byn (dest, src, srclen) - 1))
  
  /* In glibc itself we use this symbol for namespace reasons.  */
  # define stpcpy(dest, src) __stpcpy (dest, src)
  
  # define __stpcpy_a_small(dest, src, srclen) \
    (__extension__ ({ union {						      \
  		      unsigned int __ui;				      \
  		      unsigned short int __usi;				      \
  		      unsigned char __uc;				      \
  		      char __c;						      \
  		    } *__u = (void *) (dest);				      \
  		    switch (srclen)					      \
  		      {							      \
  		      case 1:						      \
  			__u->__uc = '\0';				      \
  			break;						      \
  		      case 2:						      \
  			__u->__usi = __STRING_SMALL_GET16 (src, 0);	      \
  			__u = __extension__ ((void *) __u + 1);		      \
  			break;						      \
  		      case 3:						      \
  			__u->__usi = __STRING_SMALL_GET16 (src, 0);	      \
  			__u = __extension__ ((void *) __u + 2);		      \
  			__u->__uc = '\0';				      \
  			break;						      \
  		      case 4:						      \
  			__u->__ui = __STRING_SMALL_GET32 (src, 0);	      \
  			__u = __extension__ ((void *) __u + 3);		      \
  			break;						      \
  		      case 5:						      \
  			__u->__ui = __STRING_SMALL_GET32 (src, 0);	      \
  			__u = __extension__ ((void *) __u + 4);		      \
  			__u->__uc = '\0';				      \
  			break;						      \
  		      case 6:						      \
  			__u->__ui = __STRING_SMALL_GET32 (src, 0);	      \
  			__u = __extension__ ((void *) __u + 4);		      \
  			__u->__usi = __STRING_SMALL_GET16 (src, 4);	      \
  			__u = __extension__ ((void *) __u + 1);		      \
  			break;						      \
  		      case 7:						      \
  			__u->__ui = __STRING_SMALL_GET32 (src, 0);	      \
  			__u = __extension__ ((void *) __u + 4);		      \
  			__u->__usi = __STRING_SMALL_GET16 (src, 4);	      \
  			__u = __extension__ ((void *) __u + 2);		      \
  			__u->__uc = '\0';				      \
  			break;						      \
  		      case 8:						      \
  			__u->__ui = __STRING_SMALL_GET32 (src, 0);	      \
  			__u = __extension__ ((void *) __u + 4);		      \
  			__u->__ui = __STRING_SMALL_GET32 (src, 4);	      \
  			__u = __extension__ ((void *) __u + 3);		      \
  			break;						      \
  		      }							      \
  		    (char *) __u; }))
  
  __STRING_INLINE char *__mempcpy_by4 (char *__dest, __const char *__src,
  				     size_t __srclen);
  
  __STRING_INLINE char *
  __mempcpy_by4 (char *__dest, __const char *__src, size_t __srclen)
  {
    register char *__tmp = __dest;
    register unsigned long int __d0, __d1;
    __asm__ __volatile__
      ("1:\n\t"
       "movl	(%2),%0\n\t"
       "leal	4(%2),%2\n\t"
       "movl	%0,(%1)\n\t"
       "leal	4(%1),%1\n\t"
       "decl	%3\n\t"
       "jnz	1b"
       : "=&r" (__d0), "=r" (__tmp), "=&r" (__src), "=&r" (__d1)
       : "1" (__tmp), "2" (__src), "3" (__srclen / 4)
       : "memory", "cc");
    return __tmp;
  }
  
  __STRING_INLINE char *__mempcpy_by2 (char *__dest, __const char *__src,
  				     size_t __srclen);
  
  __STRING_INLINE char *
  __mempcpy_by2 (char *__dest, __const char *__src, size_t __srclen)
  {
    register char *__tmp = __dest;
    register unsigned long int __d0, __d1;
    __asm__ __volatile__
      ("shrl	$1,%3\n\t"
       "jz	2f\n"                 /* only a word */
       "1:\n\t"
       "movl	(%2),%0\n\t"
       "leal	4(%2),%2\n\t"
       "movl	%0,(%1)\n\t"
       "leal	4(%1),%1\n\t"
       "decl	%3\n\t"
       "jnz	1b\n"
       "2:\n\t"
       "movw	(%2),%w0\n\t"
       "movw	%w0,(%1)"
       : "=&q" (__d0), "=r" (__tmp), "=&r" (__src), "=&r" (__d1)
       : "1" (__tmp), "2" (__src), "3" (__srclen / 2)
       : "memory", "cc");
    return __tmp + 2;
  }
  
  __STRING_INLINE char *__mempcpy_byn (char *__dest, __const char *__src,
  				     size_t __srclen);
  
  __STRING_INLINE char *
  __mempcpy_byn (char *__dest, __const char *__src, size_t __srclen)
  {
    register unsigned long __d0, __d1;
    register char *__tmp = __dest;
    __asm__ __volatile__
      ("cld\n\t"
       "shrl	$1,%%ecx\n\t"
       "jnc	1f\n\t"
       "movsb\n"
       "1:\n\t"
       "shrl	$1,%%ecx\n\t"
       "jnc	2f\n\t"
       "movsw\n"
       "2:\n\t"
       "rep; movsl"
       : "=D" (__tmp), "=&c" (__d0), "=&S" (__d1)
       : "0" (__tmp), "1" (__srclen), "2" (__src)
       : "memory", "cc");
    return __tmp;
  }
  
  __STRING_INLINE char *__stpcpy_g (char *__dest, __const char *__src);
  
  __STRING_INLINE char *
  __stpcpy_g (char *__dest, __const char *__src)
  {
    register char *__tmp = __dest;
    register char __dummy;
    __asm__ __volatile__
      (
       "1:\n\t"
       "movb	(%0),%b2\n\t"
       "leal	1(%0),%0\n\t"
       "movb	%b2,(%1)\n\t"
       "leal	1(%1),%1\n\t"
       "testb	%b2,%b2\n\t"
       "jne	1b"
       : "=&r" (__src), "=r" (__tmp), "=&q" (__dummy)
       : "0" (__src), "1" (__tmp)
       : "memory", "cc");
    return __tmp - 1;
  }
  #endif
  
  
  /* Copy no more than N characters of SRC to DEST.  */
  #define _HAVE_STRING_ARCH_strncpy 1
  #define strncpy(dest, src, n) \
    (__extension__ (__builtin_constant_p (src)				      \
  		  ? ((strlen (src) + 1 >= ((size_t) (n))		      \
  		      ? (char *) memcpy ((char *) dest,			      \
  					 (__const char *) src, n)	      \
  		      : __strncpy_cg (dest, src, strlen (src) + 1, n)))	      \
  		  : __strncpy_gg (dest, src, n)))
  #define __strncpy_cg(dest, src, srclen, n) \
    (((srclen) % 4 == 0)							      \
     ? __strncpy_by4 (dest, src, srclen, n)				      \
     : (((srclen) % 2 == 0)						      \
        ? __strncpy_by2 (dest, src, srclen, n)				      \
        : __strncpy_byn (dest, src, srclen, n)))
  
  __STRING_INLINE char *__strncpy_by4 (char *__dest, __const char __src[],
  				     size_t __srclen, size_t __n);
  
  __STRING_INLINE char *
  __strncpy_by4 (char *__dest, __const char __src[], size_t __srclen, size_t __n)
  {
    register char *__tmp = __dest;
    register int __dummy1, __dummy2;
    __asm__ __volatile__
      ("1:\n\t"
       "movl	(%2),%0\n\t"
       "leal	4(%2),%2\n\t"
       "movl	%0,(%1)\n\t"
       "leal	4(%1),%1\n\t"
       "decl	%3\n\t"
       "jnz	1b"
       : "=&r" (__dummy1), "=r" (__tmp), "=&r" (__src), "=&r" (__dummy2)
       : "1" (__tmp), "2" (__src), "3" (__srclen / 4)
       : "memory", "cc");
    (void) memset (__tmp, '\0', __n - __srclen);
    return __dest;
  }
  
  __STRING_INLINE char *__strncpy_by2 (char *__dest, __const char __src[],
  				     size_t __srclen, size_t __n);
  
  __STRING_INLINE char *
  __strncpy_by2 (char *__dest, __const char __src[], size_t __srclen, size_t __n)
  {
    register char *__tmp = __dest;
    register int __dummy1, __dummy2;
    __asm__ __volatile__
      ("shrl	$1,%3\n\t"
       "jz	2f\n"                 /* only a word */
       "1:\n\t"
       "movl	(%2),%0\n\t"
       "leal	4(%2),%2\n\t"
       "movl	%0,(%1)\n\t"
       "leal	4(%1),%1\n\t"
       "decl	%3\n\t"
       "jnz	1b\n"
       "2:\n\t"
       "movw	(%2),%w0\n\t"
       "movw	%w0,(%1)\n\t"
       : "=&q" (__dummy1), "=r" (__tmp), "=&r" (__src), "=&r" (__dummy2)
       : "1" (__tmp), "2" (__src), "3" (__srclen / 2)
       : "memory", "cc");
    (void) memset (__tmp + 2, '\0', __n - __srclen);
    return __dest;
  }
  
  __STRING_INLINE char *__strncpy_byn (char *__dest, __const char __src[],
  				     size_t __srclen, size_t __n);
  
  __STRING_INLINE char *
  __strncpy_byn (char *__dest, __const char __src[], size_t __srclen, size_t __n)
  {
    register unsigned long int __d0, __d1;
    register char *__tmp = __dest;
    __asm__ __volatile__
      ("cld\n\t"
       "shrl	$1,%1\n\t"
       "jnc	1f\n\t"
       "movsb\n"
       "1:\n\t"
       "shrl	$1,%1\n\t"
       "jnc	2f\n\t"
       "movsw\n"
       "2:\n\t"
       "rep; movsl"
       : "=D" (__tmp), "=&c" (__d0), "=&S" (__d1)
       : "1" (__srclen), "0" (__tmp),"2" (__src)
       : "memory", "cc");
    (void) memset (__tmp, '\0', __n - __srclen);
    return __dest;
  }
  
  __STRING_INLINE char *__strncpy_gg (char *__dest, __const char *__src,
  				    size_t __n);
  
  __STRING_INLINE char *
  __strncpy_gg (char *__dest, __const char *__src, size_t __n)
  {
    register char *__tmp = __dest;
    register char __dummy;
    if (__n > 0)
      __asm__ __volatile__
        ("1:\n\t"
         "movb	(%0),%2\n\t"
         "incl	%0\n\t"
         "movb	%2,(%1)\n\t"
         "incl	%1\n\t"
         "decl	%3\n\t"
         "je	3f\n\t"
         "testb	%2,%2\n\t"
         "jne	1b\n\t"
         "2:\n\t"
         "movb	%2,(%1)\n\t"
         "incl	%1\n\t"
         "decl	%3\n\t"
         "jne	2b\n\t"
         "3:"
         : "=&r" (__src), "=&r" (__tmp), "=&q" (__dummy), "=&r" (__n)
         : "0" (__src), "1" (__tmp), "3" (__n)
         : "memory", "cc");
  
    return __dest;
  }
  
  
  /* Append SRC onto DEST.  */
  #define _HAVE_STRING_ARCH_strcat 1
  #define strcat(dest, src) \
    (__extension__ (__builtin_constant_p (src)				      \
  		  ? __strcat_c (dest, src, strlen (src) + 1)		      \
  		  : __strcat_g (dest, src)))
  
  __STRING_INLINE char *__strcat_c (char *__dest, __const char __src[],
  				  size_t __srclen);
  
  __STRING_INLINE char *
  __strcat_c (char *__dest, __const char __src[], size_t __srclen)
  {
  #ifdef __i686__
    register unsigned long int __d0;
    register char *__tmp;
    __asm__ __volatile__
      ("repne; scasb"
       : "=D" (__tmp), "=&c" (__d0)
       : "0" (__dest), "1" (0xffffffff), "a" (0)
       : "cc");
    --__tmp;
  #else
    register char *__tmp = __dest - 1;
    __asm__ __volatile__
      ("1:\n\t"
       "incl	%0\n\t"
       "cmpb	$0,(%0)\n\t"
       "jne	1b\n"
       : "=r" (__tmp)
       : "0" (__tmp)
       : "cc");
  #endif
    (void) memcpy (__tmp, __src, __srclen);
    return __dest;
  }
  
  __STRING_INLINE char *__strcat_g (char *__dest, __const char *__src);
  
  __STRING_INLINE char *
  __strcat_g (char *__dest, __const char *__src)
  {
    register char *__tmp = __dest - 1;
    register char __dummy;
    __asm__ __volatile__
      ("1:\n\t"
       "incl	%1\n\t"
       "cmpb	$0,(%1)\n\t"
       "jne	1b\n"
       "2:\n\t"
       "movb	(%2),%b0\n\t"
       "incl	%2\n\t"
       "movb	%b0,(%1)\n\t"
       "incl	%1\n\t"
       "testb	%b0,%b0\n\t"
       "jne	2b\n"
       : "=&q" (__dummy), "=&r" (__tmp), "=&r" (__src)
       : "1"  (__tmp), "2"  (__src)
       : "memory", "cc");
    return __dest;
  }
  
  
  /* Append no more than N characters from SRC onto DEST.  */
  #define _HAVE_STRING_ARCH_strncat 1
  #define strncat(dest, src, n) \
    (__extension__ ({ char *__dest = (dest);				      \
  		    __builtin_constant_p (src) && __builtin_constant_p (n)    \
  		    ? (strlen (src) < ((size_t) (n))			      \
  		       ? strcat (__dest, src)				      \
  		       : (*((char *)__mempcpy (strchr (__dest, '\0'),	      \
  					       (__const char *) src, n)) = 0, \
  			   __dest))					      \
  		    : __strncat_g (__dest, src, n); }))
  
  __STRING_INLINE char *__strncat_g (char *__dest, __const char __src[],
  				   size_t __n);
  
  __STRING_INLINE char *
  __strncat_g (char *__dest, __const char __src[], size_t __n)
  {
    register char *__tmp = __dest;
    register char __dummy;
  #ifdef __i686__
    __asm__ __volatile__
      ("repne; scasb\n"
       "decl %1\n\t"
       "1:\n\t"
       "decl	%3\n\t"
       "js	2f\n\t"
       "movb	(%2),%b0\n\t"
       "movsb\n\t"
       "testb	%b0,%b0\n\t"
       "jne	1b\n\t"
       "decl	%1\n"
       "2:\n\t"
       "movb	$0,(%1)"
       : "=&a" (__dummy), "=&D" (__tmp), "=&S" (__src), "=&c" (__n)
       : "0" (0), "1" (__tmp), "2" (__src), "3" (__n)
       : "memory", "cc");
  #else
    --__tmp;
    __asm__ __volatile__
      ("1:\n\t"
       "cmpb	$0,1(%1)\n\t"
       "leal	1(%1),%1\n\t"
       "jne	1b\n"
       "2:\n\t"
       "decl	%3\n\t"
       "js	3f\n\t"
       "movb	(%2),%b0\n\t"
       "leal	1(%2),%2\n\t"
       "movb	%b0,(%1)\n\t"
       "leal	1(%1),%1\n\t"
       "testb	%b0,%b0\n\t"
       "jne	2b\n\t"
       "decl	%1\n"
       "3:\n\t"
       "movb	$0,(%1)"
       : "=&q" (__dummy), "=&r" (__tmp), "=&r" (__src), "=&r" (__n)
       : "1" (__tmp), "2" (__src), "3" (__n)
       : "memory", "cc");
  #endif
    return __dest;
  }
  
  
  /* Compare S1 and S2.  */
  #define _HAVE_STRING_ARCH_strcmp 1
  #define strcmp(s1, s2) \
    (__extension__ (__builtin_constant_p (s1) && __builtin_constant_p (s2)      \
  		  && (sizeof ((s1)[0]) != 1 || strlen (s1) >= 4)	      \
  		  && (sizeof ((s2)[0]) != 1 || strlen (s2) >= 4)	      \
  		  ? memcmp ((__const char *) s1, (__const char *) s2,	      \
  			    (strlen (s1) < strlen (s2)			      \
  			     ? strlen (s1) : strlen (s2)) + 1)		      \
  		  : (__builtin_constant_p (s1) && sizeof ((s1)[0]) == 1	      \
  		     && sizeof ((s2)[0]) == 1 && strlen (s1) < 4	      \
  		     ? (__builtin_constant_p (s2) && sizeof ((s2)[0]) == 1    \
  			? __strcmp_cc ((__const unsigned char *) (s1),	      \
  				       (__const unsigned char *) (s2),	      \
  				       strlen (s1))			      \
  			: __strcmp_cg ((__const unsigned char *) (s1),	      \
  				       (__const unsigned char *) (s2),	      \
  				       strlen (s1)))			      \
  		     : (__builtin_constant_p (s2) && sizeof ((s1)[0]) == 1    \
  			&& sizeof ((s2)[0]) == 1 && strlen (s2) < 4	      \
  			? (__builtin_constant_p (s1)			      \
  			   ? __strcmp_cc ((__const unsigned char *) (s1),     \
  					  (__const unsigned char *) (s2),     \
  					  strlen (s2))			      \
  			   : __strcmp_gc ((__const unsigned char *) (s1),     \
  					  (__const unsigned char *) (s2),     \
  					  strlen (s2)))			      \
  			: __strcmp_gg (s1, s2)))))
  
  #define __strcmp_cc(s1, s2, l) \
    (__extension__ ({ register int __result = (s1)[0] - (s2)[0];		      \
  		    if (l > 0 && __result == 0)				      \
  		      {							      \
  			__result = (s1)[1] - (s2)[1];			      \
  			if (l > 1 && __result == 0)			      \
  			  {						      \
  			    __result = (s1)[2] - (s2)[2];		      \
  			    if (l > 2 && __result == 0)			      \
  			      __result = (s1)[3] - (s2)[3];		      \
  			  }						      \
  		      }							      \
  		    __result; }))
  
  #define __strcmp_cg(s1, s2, l1) \
    (__extension__ ({ __const unsigned char *__s2 = (s2);			      \
  		    register int __result = (s1)[0] - __s2[0];		      \
  		    if (l1 > 0 && __result == 0)			      \
  		      {							      \
  			__result = (s1)[1] - __s2[1];			      \
  			if (l1 > 1 && __result == 0)			      \
  			  {						      \
  			    __result = (s1)[2] - __s2[2];		      \
  			    if (l1 > 2 && __result == 0)		      \
  			      __result = (s1)[3] - __s2[3];		      \
  			  }						      \
  		      }							      \
  		    __result; }))
  
  #define __strcmp_gc(s1, s2, l2) \
    (__extension__ ({ __const unsigned char *__s1 = (s1);			      \
  		    register int __result = __s1[0] - (s2)[0];		      \
  		    if (l2 > 0 && __result == 0)			      \
  		      {							      \
  			__result = __s1[1] - (s2)[1];			      \
  			if (l2 > 1 && __result == 0)			      \
  			  {						      \
  			    __result = __s1[2] - (s2)[2];		      \
  			    if (l2 > 2 && __result == 0)		      \
  			      __result = __s1[3] - (s2)[3];		      \
  			  }						      \
  		      }							      \
  		    __result; }))
  
  __STRING_INLINE int __strcmp_gg (__const char *__s1, __const char *__s2);
  
  __STRING_INLINE int
  __strcmp_gg (__const char *__s1, __const char *__s2)
  {
    register int __res;
    __asm__ __volatile__
      ("1:\n\t"
       "movb	(%1),%b0\n\t"
       "leal	1(%1),%1\n\t"
       "cmpb	%b0,(%2)\n\t"
       "jne	2f\n\t"
       "leal	1(%2),%2\n\t"
       "testb	%b0,%b0\n\t"
       "jne	1b\n\t"
       "xorl	%0,%0\n\t"
       "jmp	3f\n"
       "2:\n\t"
       "movl	$1,%0\n\t"
       "jb	3f\n\t"
       "negl	%0\n"
       "3:"
       : "=q" (__res), "=&r" (__s1), "=&r" (__s2)
       : "1" (__s1), "2" (__s2)
       : "cc");
    return __res;
  }
  
  
  /* Compare N characters of S1 and S2.  */
  #define _HAVE_STRING_ARCH_strncmp 1
  #define strncmp(s1, s2, n) \
    (__extension__ (__builtin_constant_p (s1) && strlen (s1) < ((size_t) (n))   \
  		  ? strcmp (s1, s2)					      \
  		  : (__builtin_constant_p (s2) && strlen (s2) < ((size_t) (n))\
  		     ? strcmp (s1, s2)					      \
  		     : __strncmp_g (s1, s2, n))))
  
  __STRING_INLINE int __strncmp_g (__const char *__s1, __const char *__s2,
  				 size_t __n);
  
  __STRING_INLINE int
  __strncmp_g (__const char *__s1, __const char *__s2, size_t __n)
  {
    register int __res;
    __asm__ __volatile__
      ("1:\n\t"
       "decl	%3\n\t"
       "js	2f\n\t"
       "movb	(%1),%b0\n\t"
       "incl	%1\n\t"
       "cmpb	%b0,(%2)\n\t"
       "jne	3f\n\t"
       "incl	%2\n\t"
       "testb	%b0,%b0\n\t"
       "jne	1b\n"
       "2:\n\t"
       "xorl	%0,%0\n\t"
       "jmp	4f\n"
       "3:\n\t"
       "movl	$1,%0\n\t"
       "jb	4f\n\t"
       "negl	%0\n"
       "4:"
       : "=q" (__res), "=&r" (__s1), "=&r" (__s2), "=&r" (__n)
       : "1"  (__s1), "2"  (__s2),  "3" (__n)
       : "cc");
    return __res;
  }
  
  
  /* Find the first occurrence of C in S.  */
  #define _HAVE_STRING_ARCH_strchr 1
  #define _USE_STRING_ARCH_strchr 1
  #define strchr(s, c) \
    (__extension__ (__builtin_constant_p (c)				      \
  		  ? ((c) == '\0'					      \
  		     ? (char *) __rawmemchr (s, c)			      \
  		     : __strchr_c (s, ((c) & 0xff) << 8))		      \
  		  : __strchr_g (s, c)))
  
  __STRING_INLINE char *__strchr_c (__const char *__s, int __c);
  
  __STRING_INLINE char *
  __strchr_c (__const char *__s, int __c)
  {
    register unsigned long int __d0;
    register char *__res;
    __asm__ __volatile__
      ("1:\n\t"
       "movb	(%0),%%al\n\t"
       "cmpb	%%ah,%%al\n\t"
       "je	2f\n\t"
       "leal	1(%0),%0\n\t"
       "testb	%%al,%%al\n\t"
       "jne	1b\n\t"
       "xorl	%0,%0\n"
       "2:"
       : "=r" (__res), "=&a" (__d0)
       : "0" (__s), "1" (__c)
       : "cc");
    return __res;
  }
  
  __STRING_INLINE char *__strchr_g (__const char *__s, int __c);
  
  __STRING_INLINE char *
  __strchr_g (__const char *__s, int __c)
  {
    register unsigned long int __d0;
    register char *__res;
    __asm__ __volatile__
      ("movb	%%al,%%ah\n"
       "1:\n\t"
       "movb	(%0),%%al\n\t"
       "cmpb	%%ah,%%al\n\t"
       "je	2f\n\t"
       "leal	1(%0),%0\n\t"
       "testb	%%al,%%al\n\t"
       "jne	1b\n\t"
       "xorl	%0,%0\n"
       "2:"
       : "=r" (__res), "=&a" (__d0)
       : "0" (__s), "1" (__c)
       : "cc");
    return __res;
  }
  
  
  /* Find the first occurrence of C in S or the final NUL byte.  */
  #define _HAVE_STRING_ARCH_strchrnul 1
  #define __strchrnul(s, c) \
    (__extension__ (__builtin_constant_p (c)				      \
  		  ? ((c) == '\0'					      \
  		     ? (char *) __rawmemchr (s, c)			      \
  		     : __strchrnul_c (s, ((c) & 0xff) << 8))		      \
  		  : __strchrnul_g (s, c)))
  
  __STRING_INLINE char *__strchrnul_c (__const char *__s, int __c);
  
  __STRING_INLINE char *
  __strchrnul_c (__const char *__s, int __c)
  {
    register unsigned long int __d0;
    register char *__res;
    __asm__ __volatile__
      ("1:\n\t"
       "movb	(%0),%%al\n\t"
       "cmpb	%%ah,%%al\n\t"
       "je	2f\n\t"
       "leal	1(%0),%0\n\t"
       "testb	%%al,%%al\n\t"
       "jne	1b\n\t"
       "decl	%0\n"
       "2:"
       : "=r" (__res), "=&a" (__d0)
       : "0" (__s), "1" (__c)
       : "cc");
    return __res;
  }
  
  __STRING_INLINE char *__strchrnul_g (__const char *__s, int __c);
  
  __STRING_INLINE char *
  __strchrnul_g (__const char *__s, int __c)
  {
    register unsigned long int __d0;
    register char *__res;
    __asm__ __volatile__
      ("movb	%%al,%%ah\n"
       "1:\n\t"
       "movb	(%0),%%al\n\t"
       "cmpb	%%ah,%%al\n\t"
       "je	2f\n\t"
       "leal	1(%0),%0\n\t"
       "testb	%%al,%%al\n\t"
       "jne	1b\n\t"
       "decl	%0\n"
       "2:"
       : "=r" (__res), "=&a" (__d0)
       : "0" (__s), "1" (__c)
       : "cc");
    return __res;
  }
  #ifdef __USE_GNU
  # define strchrnul(s, c) __strchrnul (s, c)
  #endif
  
  
  #if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
  /* Find the first occurrence of C in S.  This is the BSD name.  */
  # define _HAVE_STRING_ARCH_index 1
  # define index(s, c) \
    (__extension__ (__builtin_constant_p (c)				      \
  		  ? __strchr_c (s, ((c) & 0xff) << 8)			      \
  		  : __strchr_g (s, c)))
  #endif
  
  
  /* Find the last occurrence of C in S.  */
  #define _HAVE_STRING_ARCH_strrchr 1
  #define strrchr(s, c) \
    (__extension__ (__builtin_constant_p (c)				      \
  		  ? __strrchr_c (s, ((c) & 0xff) << 8)			      \
  		  : __strrchr_g (s, c)))
  
  #ifdef __i686__
  __STRING_INLINE char *__strrchr_c (__const char *__s, int __c);
  
  __STRING_INLINE char *
  __strrchr_c (__const char *__s, int __c)
  {
    register unsigned long int __d0, __d1;
    register char *__res;
    __asm__ __volatile__
      ("cld\n"
       "1:\n\t"
       "lodsb\n\t"
       "cmpb	%h2,%b2\n\t"
       "cmove	%1,%0\n\t"
       "testb	%b2,%b2\n\t"
       "jne 1b"
       : "=d" (__res), "=&S" (__d0), "=&a" (__d1)
       : "0" (1), "1" (__s), "2" (__c)
       : "cc");
    return __res - 1;
  }
  
  __STRING_INLINE char *__strrchr_g (__const char *__s, int __c);
  
  __STRING_INLINE char *
  __strrchr_g (__const char *__s, int __c)
  {
    register unsigned long int __d0, __d1;
    register char *__res;
    __asm__ __volatile__
      ("movb	%b2,%h2\n"
       "cld\n\t"
       "1:\n\t"
       "lodsb\n\t"
       "cmpb	%h2,%b2\n\t"
       "cmove	%1,%0\n\t"
       "testb	%b2,%b2\n\t"
       "jne 1b"
       : "=d" (__res), "=&S" (__d0), "=&a" (__d1)
       : "0" (1), "1" (__s), "2" (__c)
       : "cc");
    return __res - 1;
  }
  #else
  __STRING_INLINE char *__strrchr_c (__const char *__s, int __c);
  
  __STRING_INLINE char *
  __strrchr_c (__const char *__s, int __c)
  {
    register unsigned long int __d0, __d1;
    register char *__res;
    __asm__ __volatile__
      ("cld\n"
       "1:\n\t"
       "lodsb\n\t"
       "cmpb	%%ah,%%al\n\t"
       "jne	2f\n\t"
       "leal	-1(%%esi),%0\n"
       "2:\n\t"
       "testb	%%al,%%al\n\t"
       "jne 1b"
       : "=d" (__res), "=&S" (__d0), "=&a" (__d1)
       : "0" (0), "1" (__s), "2" (__c)
       : "cc");
    return __res;
  }
  
  __STRING_INLINE char *__strrchr_g (__const char *__s, int __c);
  
  __STRING_INLINE char *
  __strrchr_g (__const char *__s, int __c)
  {
    register unsigned long int __d0, __d1;
    register char *__res;
    __asm__ __volatile__
      ("movb	%%al,%%ah\n"
       "cld\n\t"
       "1:\n\t"
       "lodsb\n\t"
       "cmpb	%%ah,%%al\n\t"
       "jne	2f\n\t"
       "leal	-1(%%esi),%0\n"
       "2:\n\t"
       "testb	%%al,%%al\n\t"
       "jne 1b"
       : "=r" (__res), "=&S" (__d0), "=&a" (__d1)
       : "0" (0), "1" (__s), "2" (__c)
       : "cc");
    return __res;
  }
  #endif
  
  
  #if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
  /* Find the last occurrence of C in S.  This is the BSD name.  */
  # define _HAVE_STRING_ARCH_rindex 1
  # define rindex(s, c) \
    (__extension__ (__builtin_constant_p (c)				      \
  		  ? __strrchr_c (s, ((c) & 0xff) << 8)			      \
  		  : __strrchr_g (s, c)))
  #endif
  
  
  /* Return the length of the initial segment of S which
     consists entirely of characters not in REJECT.  */
  #define _HAVE_STRING_ARCH_strcspn 1
  #define strcspn(s, reject) \
    (__extension__ (__builtin_constant_p (reject) && sizeof ((reject)[0]) == 1  \
  		  ? ((reject)[0] == '\0'				      \
  		     ? strlen (s)					      \
  		     : ((reject)[1] == '\0'				      \
  			? __strcspn_c1 (s, (((reject)[0] << 8) & 0xff00))     \
  			: __strcspn_cg (s, reject, strlen (reject))))	      \
  		  : __strcspn_g (s, reject)))
  
  __STRING_INLINE size_t __strcspn_c1 (__const char *__s, int __reject);
  
  #ifndef _FORCE_INLINES
  __STRING_INLINE size_t
  __strcspn_c1 (__const char *__s, int __reject)
  {
    register unsigned long int __d0;
    register char *__res;
    __asm__ __volatile__
      ("1:\n\t"
       "movb	(%0),%%al\n\t"
       "leal	1(%0),%0\n\t"
       "cmpb	%%ah,%%al\n\t"
       "je	2f\n\t"
       "testb	%%al,%%al\n\t"
       "jne	1b\n"
       "2:"
       : "=r" (__res), "=&a" (__d0)
       : "0" (__s), "1" (__reject)
       : "cc");
    return (__res - 1) - __s;
  }
  #endif
  
  __STRING_INLINE size_t __strcspn_cg (__const char *__s, __const char __reject[],
  				    size_t __reject_len);
  
  __STRING_INLINE size_t
  __strcspn_cg (__const char *__s, __const char __reject[], size_t __reject_len)
  {
    register unsigned long int __d0, __d1, __d2;
    register __const char *__res;
    __asm__ __volatile__
      ("cld\n"
       "1:\n\t"
       "lodsb\n\t"
       "testb	%%al,%%al\n\t"
       "je	2f\n\t"
       "movl	%5,%%edi\n\t"
       "movl	%6,%%ecx\n\t"
       "repne; scasb\n\t"
       "jne	1b\n"
       "2:"
       : "=S" (__res), "=&a" (__d0), "=&c" (__d1), "=&D" (__d2)
       : "0" (__s), "d" (__reject), "g" (__reject_len)
       : "cc");
    return (__res - 1) - __s;
  }
  
  __STRING_INLINE size_t __strcspn_g (__const char *__s, __const char *__reject);
  #ifdef __PIC__
  
  __STRING_INLINE size_t
  __strcspn_g (__const char *__s, __const char *__reject)
  {
    register unsigned long int __d0, __d1, __d2;
    register __const char *__res;
    __asm__ __volatile__
      ("pushl	%%ebx\n\t"
       "movl	%4,%%edi\n\t"
       "cld\n\t"
       "repne; scasb\n\t"
       "notl	%%ecx\n\t"
       "leal	-1(%%ecx),%%ebx\n"
       "1:\n\t"
       "lodsb\n\t"
       "testb	%%al,%%al\n\t"
       "je	2f\n\t"
       "movl	%4,%%edi\n\t"
       "movl	%%ebx,%%ecx\n\t"
       "repne; scasb\n\t"
       "jne	1b\n"
       "2:\n\t"
       "popl	%%ebx"
       : "=S" (__res), "=&a" (__d0), "=&c" (__d1), "=&D" (__d2)
       : "r" (__reject), "0" (__s), "1" (0), "2" (0xffffffff)
       : "cc");
    return (__res - 1) - __s;
  }
  #else
  __STRING_INLINE size_t
  __strcspn_g (__const char *__s, __const char *__reject)
  {
    register unsigned long int __d0, __d1, __d2, __d3;
    register __const char *__res;
    __asm__ __volatile__
      ("cld\n\t"
       "repne; scasb\n\t"
       "notl	%%ecx\n\t"
       "leal	-1(%%ecx),%%edx\n"
       "1:\n\t"
       "lodsb\n\t"
       "testb	%%al,%%al\n\t"
       "je	2f\n\t"
       "movl	%%ebx,%%edi\n\t"
       "movl	%%edx,%%ecx\n\t"
       "repne; scasb\n\t"
       "jne	1b\n"
       "2:"
       : "=S" (__res), "=&a" (__d0), "=&c" (__d1), "=&D" (__d2), "=&d" (__d3)
       : "0" (__s), "1" (0), "2" (0xffffffff), "3" (__reject), "b" (__reject)
       : "cc");
    return (__res - 1) - __s;
  }
  #endif
  
  
  /* Return the length of the initial segment of S which
     consists entirely of characters in ACCEPT.  */
  #define _HAVE_STRING_ARCH_strspn 1
  #define strspn(s, accept) \
    (__extension__ (__builtin_constant_p (accept) && sizeof ((accept)[0]) == 1  \
  		  ? ((accept)[0] == '\0'				      \
  		     ? ((void) (s), 0)					      \
  		     : ((accept)[1] == '\0'				      \
  			? __strspn_c1 (s, (((accept)[0] << 8 ) & 0xff00))     \
  			: __strspn_cg (s, accept, strlen (accept))))	      \
  		  : __strspn_g (s, accept)))
  
  #ifndef _FORCE_INLINES
  __STRING_INLINE size_t __strspn_c1 (__const char *__s, int __accept);
  
  __STRING_INLINE size_t
  __strspn_c1 (__const char *__s, int __accept)
  {
    register unsigned long int __d0;
    register char *__res;
    /* Please note that __accept never can be '\0'.  */
    __asm__ __volatile__
      ("1:\n\t"
       "movb	(%0),%b1\n\t"
       "leal	1(%0),%0\n\t"
       "cmpb	%h1,%b1\n\t"
       "je	1b"
       : "=r" (__res), "=&q" (__d0)
       : "0" (__s), "1" (__accept)
       : "cc");
    return (__res - 1) - __s;
  }
  #endif
  
  __STRING_INLINE size_t __strspn_cg (__const char *__s, __const char __accept[],
  				    size_t __accept_len);
  
  __STRING_INLINE size_t
  __strspn_cg (__const char *__s, __const char __accept[], size_t __accept_len)
  {
    register unsigned long int __d0, __d1, __d2;
    register __const char *__res;
    __asm__ __volatile__
      ("cld\n"
       "1:\n\t"
       "lodsb\n\t"
       "testb	%%al,%%al\n\t"
       "je	2f\n\t"
       "movl	%1,%%edi\n\t"
       "movl	%6,%%ecx\n\t"
       "repne; scasb\n\t"
       "je	1b\n"
       "2:"
       : "=S" (__res), "=&d" (__d0), "=&c" (__d1), "=&D" (__d2)
       : "0" (__s), "1" (__accept), "g" (__accept_len)
       : "cc");
    return (__res - 1) - __s;
  }
  
  __STRING_INLINE size_t __strspn_g (__const char *__s, __const char *__accept);
  #ifdef __PIC__
  
  __STRING_INLINE size_t
  __strspn_g (__const char *__s, __const char *__accept)
  {
    register unsigned long int __d0, __d1, __d2;
    register __const char *__res;
    __asm__ __volatile__
      ("pushl	%%ebx\n\t"
       "cld\n\t"
       "repne; scasb\n\t"
       "notl	%%ecx\n\t"
       "leal	-1(%%ecx),%%ebx\n"
       "1:\n\t"
       "lodsb\n\t"
       "testb	%%al,%%al\n\t"
       "je	2f\n\t"
       "movl	%%edx,%%edi\n\t"
       "movl	%%ebx,%%ecx\n\t"
       "repne; scasb\n\t"
       "je	1b\n"
       "2:\n\t"
       "popl	%%ebx"
       : "=S" (__res), "=&a" (__d0), "=&c" (__d1), "=&D" (__d2)
       : "d" (__accept), "0" (__s), "1" (0), "2" (0xffffffff), "3" (__accept)
       : "cc");
    return (__res - 1) - __s;
  }
  #else
  __STRING_INLINE size_t
  __strspn_g (__const char *__s, __const char *__accept)
  {
    register unsigned long int __d0, __d1, __d2, __d3;
    register __const char *__res;
    __asm__ __volatile__
      ("cld\n\t"
       "repne; scasb\n\t"
       "notl	%%ecx\n\t"
       "leal	-1(%%ecx),%%edx\n"
       "1:\n\t"
       "lodsb\n\t"
       "testb	%%al,%%al\n\t"
       "je	2f\n\t"
       "movl	%%ebx,%%edi\n\t"
       "movl	%%edx,%%ecx\n\t"
       "repne; scasb\n\t"
       "je	1b\n"
       "2:"
       : "=S" (__res), "=&a" (__d0), "=&c" (__d1), "=&D" (__d2), "=&d" (__d3)
       : "0" (__s), "1" (0), "2" (0xffffffff), "3" (__accept), "b" (__accept)
       : "cc");
    return (__res - 1) - __s;
  }
  #endif
  
  
  /* Find the first occurrence in S of any character in ACCEPT.  */
  #define _HAVE_STRING_ARCH_strpbrk 1
  #define strpbrk(s, accept) \
    (__extension__ (__builtin_constant_p (accept) && sizeof ((accept)[0]) == 1  \
  		  ? ((accept)[0] == '\0'				      \
  		     ? ((void) (s), NULL)				      \
  		     : ((accept)[1] == '\0'				      \
  			? strchr (s, (accept)[0])			      \
  			: __strpbrk_cg (s, accept, strlen (accept))))	      \
  		  : __strpbrk_g (s, accept)))
  
  __STRING_INLINE char *__strpbrk_cg (__const char *__s, __const char __accept[],
  				    size_t __accept_len);
  
  __STRING_INLINE char *
  __strpbrk_cg (__const char *__s, __const char __accept[], size_t __accept_len)
  {
    register unsigned long int __d0, __d1, __d2;
    register char *__res;
    __asm__ __volatile__
      ("cld\n"
       "1:\n\t"
       "lodsb\n\t"
       "testb	%%al,%%al\n\t"
       "je	2f\n\t"
       "movl	%5,%%edi\n\t"
       "movl	%6,%%ecx\n\t"
       "repne; scasb\n\t"
       "jne	1b\n\t"
       "decl	%0\n\t"
       "jmp	3f\n"
       "2:\n\t"
       "xorl	%0,%0\n"
       "3:"
       : "=S" (__res), "=&a" (__d0), "=&c" (__d1), "=&D" (__d2)
       : "0" (__s), "d" (__accept), "g" (__accept_len)
       : "cc");
    return __res;
  }
  
  __STRING_INLINE char *__strpbrk_g (__const char *__s, __const char *__accept);
  #ifdef __PIC__
  
  __STRING_INLINE char *
  __strpbrk_g (__const char *__s, __const char *__accept)
  {
    register unsigned long int __d0, __d1, __d2;
    register char *__res;
    __asm__ __volatile__
      ("pushl	%%ebx\n\t"
       "movl	%%edx,%%edi\n\t"
       "cld\n\t"
       "repne; scasb\n\t"
       "notl	%%ecx\n\t"
       "leal	-1(%%ecx),%%ebx\n"
       "1:\n\t"
       "lodsb\n\t"
       "testb	%%al,%%al\n\t"
       "je	2f\n\t"
       "movl	%%edx,%%edi\n\t"
       "movl	%%ebx,%%ecx\n\t"
       "repne; scasb\n\t"
       "jne	1b\n\t"
       "decl	%0\n\t"
       "jmp	3f\n"
       "2:\n\t"
       "xorl	%0,%0\n"
       "3:\n\t"
       "popl	%%ebx"
       : "=S" (__res), "=&a" (__d0), "=&c" (__d1), "=&D" (__d2)
       : "d" (__accept), "0" (__s), "1" (0), "2" (0xffffffff)
       : "cc");
    return __res;
  }
  #else
  __STRING_INLINE char *
  __strpbrk_g (__const char *__s, __const char *__accept)
  {
    register unsigned long int __d0, __d1, __d2, __d3;
    register char *__res;
    __asm__ __volatile__
      ("movl	%%ebx,%%edi\n\t"
       "cld\n\t"
       "repne; scasb\n\t"
       "notl	%%ecx\n\t"
       "leal	-1(%%ecx),%%edx\n"
       "1:\n\t"
       "lodsb\n\t"
       "testb	%%al,%%al\n\t"
       "je	2f\n\t"
       "movl	%%ebx,%%edi\n\t"
       "movl	%%edx,%%ecx\n\t"
       "repne; scasb\n\t"
       "jne	1b\n\t"
       "decl	%0\n\t"
       "jmp	3f\n"
       "2:\n\t"
       "xorl	%0,%0\n"
       "3:"
       : "=S" (__res), "=&a" (__d0), "=&c" (__d1), "=&d" (__d2), "=&D" (__d3)
       : "0" (__s), "1" (0), "2" (0xffffffff), "b" (__accept)
       : "cc");
    return __res;
  }
  #endif
  
  
  /* Find the first occurrence of NEEDLE in HAYSTACK.  */
  #define _HAVE_STRING_ARCH_strstr 1
  #define strstr(haystack, needle) \
    (__extension__ (__builtin_constant_p (needle) && sizeof ((needle)[0]) == 1  \
  		  ? ((needle)[0] == '\0'				      \
  		     ? haystack						      \
  		     : ((needle)[1] == '\0'				      \
  			? strchr (haystack, (needle)[0])		      \
  			: __strstr_cg (haystack, needle, strlen (needle))))   \
  		  : __strstr_g (haystack, needle)))
  
  /* Please note that this function need not handle NEEDLEs with a
     length shorter than two.  */
  __STRING_INLINE char *__strstr_cg (__const char *__haystack, __const char __needle[],
  				   size_t __needle_len);
  
  __STRING_INLINE char *
  __strstr_cg (__const char *__haystack, __const char __needle[],
  	     size_t __needle_len)
  {
    register unsigned long int __d0, __d1, __d2;
    register char *__res;
    __asm__ __volatile__
      ("cld\n" \
       "1:\n\t"
       "movl	%6,%%edi\n\t"
       "movl	%5,%%eax\n\t"
       "movl	%4,%%ecx\n\t"
       "repe; cmpsb\n\t"
       "je	2f\n\t"
       "cmpb	$0,-1(%%esi)\n\t"
       "leal	1(%%eax),%5\n\t"
       "jne	1b\n\t"
       "xorl	%%eax,%%eax\n"
       "2:"
       : "=a" (__res), "=&S" (__d0), "=&D" (__d1), "=&c" (__d2)
       : "g" (__needle_len), "1" (__haystack), "d" (__needle)
       : "cc");
    return __res;
  }
  
  __STRING_INLINE char *__strstr_g (__const char *__haystack, __const char *__needle);
  #ifdef __PIC__
  
  __STRING_INLINE char *
  __strstr_g (__const char *__haystack, __const char *__needle)
  {
    register unsigned long int __d0, __d1, __d2;
    register char *__res;
    __asm__ __volatile__
      ("cld\n\t"
       "repne; scasb\n\t"
       "notl	%%ecx\n\t"
       "pushl	%%ebx\n\t"
       "decl	%%ecx\n\t"	/* NOTE! This also sets Z if searchstring='' */
       "movl	%%ecx,%%ebx\n"
       "1:\n\t"
       "movl	%%edx,%%edi\n\t"
       "movl	%%esi,%%eax\n\t"
       "movl	%%ebx,%%ecx\n\t"
       "repe; cmpsb\n\t"
       "je	2f\n\t"		/* also works for empty string, see above */
       "cmpb	$0,-1(%%esi)\n\t"
       "leal	1(%%eax),%%esi\n\t"
       "jne	1b\n\t"
       "xorl	%%eax,%%eax\n"
       "2:\n\t"
       "popl	%%ebx"
       : "=a" (__res), "=&c" (__d0), "=&S" (__d1), "=&D" (__d2)
       : "0" (0), "1" (0xffffffff), "2" (__haystack), "3" (__needle),
         "d" (__needle)
       : "cc");
    return __res;
  }
  #else
  __STRING_INLINE char *
  __strstr_g (__const char *__haystack, __const char *__needle)
  {
    register unsigned long int __d0, __d1, __d2, __d3;
    register char *__res;
    __asm__ __volatile__
      ("cld\n\t"
       "repne; scasb\n\t"
       "notl	%%ecx\n\t"
       "decl	%%ecx\n\t"	/* NOTE! This also sets Z if searchstring='' */
       "movl	%%ecx,%%edx\n"
       "1:\n\t"
       "movl	%%ebx,%%edi\n\t"
       "movl	%%esi,%%eax\n\t"
       "movl	%%edx,%%ecx\n\t"
       "repe; cmpsb\n\t"
       "je	2f\n\t"		/* also works for empty string, see above */
       "cmpb	$0,-1(%%esi)\n\t"
       "leal	1(%%eax),%%esi\n\t"
       "jne	1b\n\t"
       "xorl	%%eax,%%eax\n"
       "2:"
       : "=a" (__res), "=&c" (__d0), "=&S" (__d1), "=&D" (__d2), "=&d" (__d3)
       : "0" (0), "1" (0xffffffff), "2" (__haystack), "3" (__needle),
         "b" (__needle)
       : "cc");
    return __res;
  }
  #endif
  
  
  /* Bit find functions.  We define only the i686 version since for the other
     processors gcc generates good code.  */
  #if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
  # ifdef __i686__
  #  define _HAVE_STRING_ARCH_ffs 1
  #  define ffs(word) (__builtin_constant_p (word)			      \
  		     ? __builtin_ffs (word)				      \
  		     : ({ int __cnt, __tmp;				      \
  			  __asm__ __volatile__				      \
  			    ("bsfl %2,%0\n\t"				      \
  			     "cmovel %1,%0"				      \
  			     : "=&r" (__cnt), "=r" (__tmp)		      \
  			     : "rm" (word), "1" (-1));			      \
  			  __cnt + 1; }))
  
  #  ifndef ffsl
  #   define ffsl(word) ffs(word)
  #  endif
  # endif	/* i686 */
  #endif	/* BSD || X/Open */
  
  #ifndef _FORCE_INLINES
  # undef __STRING_INLINE
  #endif
  
  #endif	/* use string inlines && GNU CC */
  