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-rw-r--r--sysdeps/alpha/bzero.S3
-rw-r--r--sysdeps/generic/bits/select.h7
-rw-r--r--sysdeps/generic/bzero.c3
-rw-r--r--sysdeps/generic/stpcpy.c3
-rw-r--r--sysdeps/generic/sysd-stdio.c6
-rw-r--r--sysdeps/i386/bits/select.h3
-rw-r--r--sysdeps/i386/bits/string.h14
-rw-r--r--sysdeps/i386/bzero.c3
-rw-r--r--sysdeps/i386/fpu/bits/mathinline.h9
-rw-r--r--sysdeps/i386/i486/atomicity.h4
-rw-r--r--sysdeps/i386/i486/bits/string.h160
-rw-r--r--sysdeps/i386/i586/bzero.S3
-rw-r--r--sysdeps/m68k/m68020/atomicity.h65
-rw-r--r--sysdeps/stub/atomicity.h2
-rw-r--r--sysdeps/unix/inet/Subdirs1
-rw-r--r--sysdeps/vax/bzero.s3
16 files changed, 222 insertions, 67 deletions
diff --git a/sysdeps/alpha/bzero.S b/sysdeps/alpha/bzero.S
index b70ade6a6d..1e0792395b 100644
--- a/sysdeps/alpha/bzero.S
+++ b/sysdeps/alpha/bzero.S
@@ -78,7 +78,7 @@ $tail:	bne	t4, 1f		# is there a tail to do?
 
 	.end bzero_loop
 
-ENTRY(bzero)
+ENTRY(__bzero)
 #ifdef PROF
 	ldgp	gp, 0(pv)
 	lda	AT, _mcount
@@ -117,3 +117,4 @@ $oneq:
 $done:	ret
 
 	END(bzero)
+weak_alias (__bzero, bzero)
diff --git a/sysdeps/generic/bits/select.h b/sysdeps/generic/bits/select.h
index 7803335499..8487e21bb3 100644
--- a/sysdeps/generic/bits/select.h
+++ b/sysdeps/generic/bits/select.h
@@ -21,15 +21,14 @@
 #endif
 
 
-/* This line MUST be split!  Otherwise m4 will not change it.
-
-   We don't use `memset' because this would require a prototype and
+/* We don't use `memset' because this would require a prototype and
    the array isn't too big.  */
 #define __FD_ZERO(set) \
   do {									      \
     unsigned int __i;							      \
+    __fd_mask *__arr = (set);						      \
     for (__i = 0; __i < sizeof (__fd_set) / sizeof (__fd_mask); ++__i)	      \
-      ((__fd_mask *) set)[__i] = '\0';					      \
+      __arr->fds_bits[__i] = '\0';					      \
   } while (0)
 #define __FD_SET(d, set)	((set)->fds_bits[__FDELT(d)] |= __FDMASK(d))
 #define __FD_CLR(d, set)	((set)->fds_bits[__FDELT(d)] &= ~__FDMASK(d))
diff --git a/sysdeps/generic/bzero.c b/sysdeps/generic/bzero.c
index 7fda7c3b5e..002af2f0a3 100644
--- a/sysdeps/generic/bzero.c
+++ b/sysdeps/generic/bzero.c
@@ -22,7 +22,7 @@
 
 /* Set N bytes of S to 0.  */
 void
-bzero (s, len)
+__bzero (s, len)
      void *s;
      size_t len;
 {
@@ -78,3 +78,4 @@ bzero (s, len)
       len -= 1;
     }
 }
+weak_alias (__bzero, bzero)
diff --git a/sysdeps/generic/stpcpy.c b/sysdeps/generic/stpcpy.c
index 0bf84cc700..e9de98ea7a 100644
--- a/sysdeps/generic/stpcpy.c
+++ b/sysdeps/generic/stpcpy.c
@@ -22,6 +22,9 @@
 
 #include <string.h>
 
+#undef __stpcpy
+#undef stpcpy
+
 #ifndef weak_alias
 # define __stpcpy stpcpy
 #endif
diff --git a/sysdeps/generic/sysd-stdio.c b/sysdeps/generic/sysd-stdio.c
index 9818f84c5c..da8ed20bed 100644
--- a/sysdeps/generic/sysd-stdio.c
+++ b/sysdeps/generic/sysd-stdio.c
@@ -28,10 +28,10 @@
 
 /* Read N bytes into BUF from COOKIE.  */
 int
-__stdio_read (void *cookie, char *buf, size_t n;)
+__stdio_read (void *cookie, char *buf, size_t n)
 {
   const int fd = (int) cookie;
-#if	defined (EINTR) && defined (EINTR_REPEAT)
+#if defined EINTR && defined EINTR_REPEAT
   int save = errno;
   int nread;
 
@@ -70,7 +70,7 @@ __stdio_write (void *cookie, const char *buf, size_t n)
 	  n -= count;
 	}
       else if (count < 0
-#if	defined (EINTR) && defined (EINTR_REPEAT)
+#if defined EINTR && defined EINTR_REPEAT
 	       && errno != EINTR
 #endif
 	       )
diff --git a/sysdeps/i386/bits/select.h b/sysdeps/i386/bits/select.h
index edcb562945..34d2b0b27a 100644
--- a/sysdeps/i386/bits/select.h
+++ b/sysdeps/i386/bits/select.h
@@ -58,8 +58,9 @@
 # define __FD_ZERO(set)  \
   do {									      \
     unsigned int __i;							      \
+    __fd_mask *__arr = (set);						      \
     for (__i = 0; __i < sizeof (__fd_set) / sizeof (__fd_mask); ++__i)	      \
-      ((__fd_mask *) set)[__i] = 0;					      \
+      __arr->fds_bits[__i] = 0;						      \
   } while (0)
 # define __FD_SET(d, set)	((set)->fds_bits[__FDELT (d)] |= __FDMASK (d))
 # define __FD_CLR(d, set)	((set)->fds_bits[__FDELT (d)] &= ~__FDMASK (d))
diff --git a/sysdeps/i386/bits/string.h b/sysdeps/i386/bits/string.h
index 2931684781..c6deb2b6a4 100644
--- a/sysdeps/i386/bits/string.h
+++ b/sysdeps/i386/bits/string.h
@@ -18,11 +18,17 @@
    Boston, MA 02111-1307, USA.  */
 
 #ifndef _STRING_H
-#error "Never use <bits/string.h> directly; include <string.h> instead."
+# error "Never use <bits/string.h> directly; include <string.h> instead."
 #endif
 
-/* We only provide optimizations for the GNU CC.  */
-#if defined __GNUC__ && __GNUC__ >= 2
+/* 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
 
 #ifdef __cplusplus
 # define __STRING_INLINE inline
@@ -741,4 +747,4 @@ strstr (__const char *__haystack, __const char *__needle)
 
 #undef __STRING_INLINE
 
-#endif	/* GNU CC */
+#endif	/* use string inlines && GNU CC */
diff --git a/sysdeps/i386/bzero.c b/sysdeps/i386/bzero.c
index 5cc5989f90..99f2352dc6 100644
--- a/sysdeps/i386/bzero.c
+++ b/sysdeps/i386/bzero.c
@@ -26,7 +26,7 @@
 #ifdef	__GNUC__
 
 void
-bzero (dstpp, len)
+__bzero (dstpp, len)
      void *dstpp;
      size_t len;
 {
@@ -75,6 +75,7 @@ bzero (dstpp, len)
 		"0" (dstp), "c" (len), "a" (x) :
 		"cx");
 }
+weak_alias (__bzero, bzero)
 
 #else
 #include <sysdeps/generic/bzero.c>
diff --git a/sysdeps/i386/fpu/bits/mathinline.h b/sysdeps/i386/fpu/bits/mathinline.h
index 55e9171459..edb6ee01d7 100644
--- a/sysdeps/i386/fpu/bits/mathinline.h
+++ b/sysdeps/i386/fpu/bits/mathinline.h
@@ -18,8 +18,9 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
-#ifndef _BITS_MATHINLINE_H
-#define _BITS_MATHINLINE_H	1
+#ifndef _MATH_H
+# error "Never use <bits/mathinline.h> directly; include <math.h> instead."
+#endif
 
 
 #if defined __USE_ISOC9X && defined __GNUC__ && __GNUC__ >= 2
@@ -518,7 +519,7 @@ __finite (double __x)
     ("orl	$0x800fffff, %0\n\t"
      "incl	%0\n\t"
      "shrl	$31, %0"
-     : "=q" (__result) : "0" (((int *) &__x)[1]) : "cc");
+     : "=r" (__result) : "0" (((int *) &__x)[1]) : "cc");
   return __result;
 }
 
@@ -542,5 +543,3 @@ __inline_mathcode (__acosh1p, __x, \
 #endif /* Not gcc <= 2.7.  */
 #endif /* __NO_MATH_INLINES  */
 #endif /* __GNUC__  */
-
-#endif /* _BITS_MATHINLINE_H  */
diff --git a/sysdeps/i386/i486/atomicity.h b/sysdeps/i386/i486/atomicity.h
index 98a2531365..7157bc33d8 100644
--- a/sysdeps/i386/i486/atomicity.h
+++ b/sysdeps/i386/i486/atomicity.h
@@ -1,4 +1,4 @@
-/* Low-level functions for atomitc operations.  ix86 version, x >= 4.
+/* Low-level functions for atomic operations.  ix86 version, x >= 4.
    Copyright (C) 1997 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -41,7 +41,7 @@ atomic_add (volatile uint32_t *mem, int val)
 			: : "ir" (val), "m" (*mem) : "memory");
 }
 
-static inline int
+static inline char
 __attribute__ ((unused))
 compare_and_swap (volatile long int *p, long int oldval, long int newval)
 {
diff --git a/sysdeps/i386/i486/bits/string.h b/sysdeps/i386/i486/bits/string.h
index 770f5c1e15..5e4abbc3e5 100644
--- a/sysdeps/i386/i486/bits/string.h
+++ b/sysdeps/i386/i486/bits/string.h
@@ -18,11 +18,17 @@
    Boston, MA 02111-1307, USA.  */
 
 #ifndef _STRING_H
-#error "Never use <bits/string.h> directly; include <string.h> instead."
+# error "Never use <bits/string.h> directly; include <string.h> instead."
 #endif
 
-/* We only provide optimizations for the GNU CC.  */
-#if defined __GNUC__ && __GNUC__ >= 2
+/* 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
 
 #ifdef __cplusplus
 # define __STRING_INLINE inline
@@ -30,6 +36,13 @@
 # define __STRING_INLINE extern __inline
 #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
@@ -355,9 +368,59 @@ __strlen_g (__const char *__str)
 #define _HAVE_STRING_ARCH_strcpy 1
 #define strcpy(dest, src) \
   (__extension__ (__builtin_constant_p (src)				      \
-		  ? (char *) memcpy (dest, src, strlen (src) + 1)	      \
+		  ? (sizeof (src[0]) == 1 && strlen (src) + 1 <= 8	      \
+		     ? __strcpy_small (dest, src, strlen (src) + 1)	      \
+		     : (char *) memcpy (dest, src, strlen (src) + 1))	      \
 		  : __strcpy_g (dest, src)))
 
+# define __strcpy_small(dest, src, srclen) \
+  (__extension__ ({ char *__retval = (dest);				      \
+		    char *__cp = __retval;				      \
+		    switch (srclen)					      \
+		      {							      \
+		      case 1:						      \
+			*((unsigned char *) __cp) = '\0';		      \
+			break;						      \
+		      case 2:						      \
+			*((__uint16_t *) __cp) =			      \
+			  __STRING_SMALL_GET16 (src, 0);		      \
+			break;						      \
+		      case 3:						      \
+			*((__uint16_t *) __cp)++ =			      \
+			  __STRING_SMALL_GET16 (src, 0);		      \
+			*((unsigned char *) __cp) = '\0';		      \
+			break;						      \
+		      case 4:						      \
+			*((__uint32_t *) __cp) =			      \
+			  __STRING_SMALL_GET32 (src, 0);		      \
+			break;						      \
+		      case 5:						      \
+			*((__uint32_t *) __cp)++ =			      \
+			  __STRING_SMALL_GET32 (src, 0);		      \
+			*((unsigned char *) __cp) = '\0';		      \
+			break;						      \
+		      case 6:						      \
+			*((__uint32_t *) __cp)++ =			      \
+			  __STRING_SMALL_GET32 (src, 0);		      \
+			*((__uint16_t *) __cp) =			      \
+			  __STRING_SMALL_GET16 (src, 4);		      \
+			break;						      \
+		      case 7:						      \
+			*((__uint32_t *) __cp)++ =			      \
+			  __STRING_SMALL_GET32 (src, 0);		      \
+			*((__uint16_t *) __cp)++ =			      \
+			  __STRING_SMALL_GET16 (src, 4);		      \
+			*((unsigned char *) __cp) = '\0';		      \
+			break;						      \
+		      case 8:						      \
+			*((__uint32_t *) __cp)++ =			      \
+			  __STRING_SMALL_GET32 (src, 0);		      \
+			*((__uint32_t *) __cp) =			      \
+			  __STRING_SMALL_GET32 (src, 4);		      \
+			break;						      \
+		      }							      \
+		    __retval; }))
+
 __STRING_INLINE char *
 __strcpy_g (char *__dest, __const char *__src)
 {
@@ -398,43 +461,56 @@ __strcpy_g (char *__dest, __const char *__src)
 /* In glibc itself we use this symbol for namespace reasons.  */
 # define stpcpy(dest, src) __stpcpy (dest, src)
 
-__STRING_INLINE char *
-__stpcpy_small (char *__dest, __const char __src[], size_t __srclen)
-{
-  register char *__tmp = __dest;
-  switch (__srclen)
-    {
-    case 7:
-      *((unsigned short int *) __tmp)++ = *((unsigned short int *) __src)++;
-    case 5:
-      *((unsigned int *) __tmp)++ = *((unsigned int *) __src)++;
-      *((unsigned char *) __tmp) = '\0';
-      return __tmp;
-
-    case 8:
-      *((unsigned int *) __tmp)++ = *((unsigned int *) __src)++;
-    case 4:
-      *((unsigned int *) __tmp) = *((unsigned int *) __src);
-      return __tmp + 3;
-
-    case 6:
-      *((unsigned int *) __tmp)++ = *((unsigned int *) __src)++;
-    case 2:
-      *((unsigned short int *) __tmp) = *((unsigned short int *) __src);
-      return __tmp + 1;
-
-    case 3:
-      *((unsigned short int *) __tmp)++ = *((unsigned short int *) __src)++;
-    case 1:
-      *((unsigned char *) __tmp) = '\0';
-      return __tmp;
-
-    default:
-      break;
-    }
-  /* This should never happen.  */
-  return NULL;
-}
+# define __stpcpy_small(dest, src, srclen) \
+  (__extension__ ({ char *__cp = (dest);				      \
+		    switch (srclen)					      \
+		      {							      \
+		      case 1:						      \
+			*((unsigned char *) __cp) = '\0';		      \
+			break;						      \
+		      case 2:						      \
+			*((__uint16_t *) __cp) =			      \
+			  __STRING_SMALL_GET16 (src, 0);		      \
+			++cp;						      \
+			break;						      \
+		      case 3:						      \
+			*((__uint16_t *) __cp)++ =			      \
+			  __STRING_SMALL_GET16 (src, 0);		      \
+			*((unsigned char *) __cp) = '\0';		      \
+			break;						      \
+		      case 4:						      \
+			*((__uint32_t *) __cp) =			      \
+			  __STRING_SMALL_GET32 (src, 0);		      \
+			cp += 3;					      \
+			break;						      \
+		      case 5:						      \
+			*((__uint32_t *) __cp)++ =			      \
+			  __STRING_SMALL_GET32 (src, 0);		      \
+			*((unsigned char *) __cp) = '\0';		      \
+			break;						      \
+		      case 6:						      \
+			*((__uint32_t *) __cp)++ =			      \
+			  __STRING_SMALL_GET32 (src, 0);		      \
+			*((__uint16_t *) __cp) =			      \
+			  __STRING_SMALL_GET16 (src, 4);		      \
+			++cp;						      \
+			break;						      \
+		      case 7:						      \
+			*((__uint32_t *) __cp)++ =			      \
+			  __STRING_SMALL_GET32 (src, 0);		      \
+			*((__uint16_t *) __cp)++ =			      \
+			  __STRING_SMALL_GET16 (src, 4);		      \
+			*((unsigned char *) __cp) = '\0';		      \
+			break;						      \
+		      case 8:						      \
+			*((__uint32_t *) __cp)++ =			      \
+			  __STRING_SMALL_GET32 (src, 0);		      \
+			*((__uint32_t *) __cp) =			      \
+			  __STRING_SMALL_GET32 (src, 4);		      \
+			cp += 3;					      \
+			break;						      \
+		      }							      \
+		    __cp; }))
 
 __STRING_INLINE char *
 __mempcpy_by4 (char *__dest, __const char *__src, size_t __srclen)
@@ -1458,4 +1534,4 @@ __strstr_g (__const char *__haystack, __const char *__needle)
 
 #undef __STRING_INLINE
 
-#endif	/* GNU CC */
+#endif	/* use string inlines && GNU CC */
diff --git a/sysdeps/i386/i586/bzero.S b/sysdeps/i386/i586/bzero.S
index 2c75103492..84d2f709c1 100644
--- a/sysdeps/i386/i586/bzero.S
+++ b/sysdeps/i386/i586/bzero.S
@@ -1,2 +1,3 @@
-#define memset bzero
+#define memset __bzero
 #include <sysdeps/i386/i586/memset.S>
+weak_alias (__bzero, bzero)
diff --git a/sysdeps/m68k/m68020/atomicity.h b/sysdeps/m68k/m68020/atomicity.h
new file mode 100644
index 0000000000..d74b8194ad
--- /dev/null
+++ b/sysdeps/m68k/m68020/atomicity.h
@@ -0,0 +1,65 @@
+/* Low-level functions for atomic operations.  m680x0 version, x >= 2.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   Contributed by Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>.
+
+   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 Library General Public License as
+   published by the Free Software Foundation; either version 2 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#ifndef _ATOMICITY_H
+#define _ATOMICITY_H	1
+
+#include <inttypes.h>
+
+
+static inline int
+__attribute__ ((unused))
+exchange_and_add (volatile uint32_t *mem, int val)
+{
+  register int result = *mem;
+  register int temp;
+  __asm__ __volatile__ ("1: move%.l %0,%1;"
+			"   add%.l %2,%1;"
+			"   cas%.l %0,%1,%3;"
+			"   jbne 1b"
+			: "=d" (result), "=&d" (temp)
+			: "d" (val), "m" (*mem), "0" (result) : "memory");
+  return result;
+}
+
+static inline void
+__attribute__ ((unused))
+atomic_add (volatile uint32_t *mem, int val)
+{
+  /* XXX Use cas here as well?  */
+  __asm__ __volatile__ ("add%.l %0,%1"
+			: : "ir" (val), "m" (*mem) : "memory");
+}
+
+static inline int
+__attribute__ ((unused))
+compare_and_swap (volatile long int *p, long int oldval, long int newval)
+{
+  char ret;
+  long int readval;
+
+  __asm__ __volatile__ ("cas%.l %2,%3,%1; seq %0"
+                        : "=dm" (ret), "=m" (*p), "=d" (readval)
+                        : "d" (newval), "m" (*p), "2" (oldval));
+  return ret;
+}
+
+#endif /* atomicity.h */
diff --git a/sysdeps/stub/atomicity.h b/sysdeps/stub/atomicity.h
index 3916eebbcf..e9edc83a8d 100644
--- a/sysdeps/stub/atomicity.h
+++ b/sysdeps/stub/atomicity.h
@@ -1,4 +1,4 @@
-/* Low-level functions for atomitc operations.  ix86 version, x >= 4.
+/* Low-level functions for atomitc operations.  Stub version.
    Copyright (C) 1997 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
diff --git a/sysdeps/unix/inet/Subdirs b/sysdeps/unix/inet/Subdirs
index 5043651cc5..647ec6a4a6 100644
--- a/sysdeps/unix/inet/Subdirs
+++ b/sysdeps/unix/inet/Subdirs
@@ -1,4 +1,5 @@
 inet
 resolv
+hesiod
 sunrpc
 nis
diff --git a/sysdeps/vax/bzero.s b/sysdeps/vax/bzero.s
index 5f90763d41..dff59ba667 100644
--- a/sysdeps/vax/bzero.s
+++ b/sysdeps/vax/bzero.s
@@ -39,7 +39,7 @@
 
 #include "DEFS.h"
 
-ENTRY(bzero, 0)
+ENTRY(__bzero, 0)
 	movl	4(ap),r3
 	jbr	2f
 1:
@@ -51,3 +51,4 @@ ENTRY(bzero, 0)
 	jgtr	1b
 	movc5	$0,(r3),$0,8(ap),(r3)
 	ret
+weak_alias (__bzero, bzero)
generated by cgit-pink 1.4.1 (git 2.36.1) at 2024-12-18 06:05:06 +0000