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authorJakub Jelinek <jakub@redhat.com>2005-09-12 07:10:59 +0000
committerJakub Jelinek <jakub@redhat.com>2005-09-12 07:10:59 +0000
commit5e6e144e096c83beefb5bd50ea22da7266e72aee (patch)
tree80b4ba2f5794225b6f0dbee4171394423dc82cf2 /sysdeps
parent753ea4414a6a5994cf156d9a11582d18a1fb2a6f (diff)
Updated to fedora-glibc-20050912T0656
Diffstat (limited to 'sysdeps')
-rw-r--r--sysdeps/generic/dl-sysdep.c25
-rw-r--r--sysdeps/generic/glob.c4
-rw-r--r--sysdeps/generic/ldsodefs.h10
-rw-r--r--sysdeps/generic/nfs/nfs.h (renamed from sysdeps/mach/hurd/nfs/nfs.h)0
-rw-r--r--sysdeps/i386/bits/string.h922
-rw-r--r--sysdeps/ieee754/flt-32/e_hypotf.c10
-rw-r--r--sysdeps/unix/sysv/linux/powerpc/powerpc64/ldsodefs.h77
7 files changed, 110 insertions, 938 deletions
diff --git a/sysdeps/generic/dl-sysdep.c b/sysdeps/generic/dl-sysdep.c
index 6ac0d95ea6..985e2b8f77 100644
--- a/sysdeps/generic/dl-sysdep.c
+++ b/sysdeps/generic/dl-sysdep.c
@@ -393,7 +393,7 @@ _dl_important_hwcaps (const char *platform, size_t platform_len, size_t *sz,
cnt += *p++;
++p; /* Skip mask word. */
dsocaps = (const char *) p;
- dsocapslen = note->datalen - sizeof *p;
+ dsocapslen = note->datalen - sizeof *p * 2;
break;
}
note = ((const void *) (note + 1)
@@ -431,14 +431,23 @@ _dl_important_hwcaps (const char *platform, size_t platform_len, size_t *sz,
#if defined NEED_DL_SYSINFO || defined NEED_DL_SYSINFO_DSO
if (dsocaps != NULL)
{
- GLRO(dl_hwcap) |= ((uint64_t) ((const ElfW(Word) *) dsocaps)[-1]
- << _DL_FIRST_EXTRA);
- for (const char *p = dsocaps;
- p < dsocaps + dsocapslen;
- p += temp[m++].len + 1)
+ const ElfW(Word) mask = ((const ElfW(Word) *) dsocaps)[-1];
+ GLRO(dl_hwcap) |= (uint64_t) mask << _DL_FIRST_EXTRA;
+ size_t len;
+ for (const char *p = dsocaps; p < dsocaps + dsocapslen; p += len + 1)
{
- temp[m].str = p;
- temp[m].len = strlen (p);
+ uint_fast8_t bit = *p++;
+ len = strlen (p);
+
+ /* Skip entries that are not enabled in the mask word. */
+ if (__builtin_expect (mask & ((ElfW(Word)) 1 << bit), 1))
+ {
+ temp[m].str = p;
+ temp[m].len = len;
+ ++m;
+ }
+ else
+ --cnt;
}
}
#endif
diff --git a/sysdeps/generic/glob.c b/sysdeps/generic/glob.c
index c0e76b377e..2e767304a7 100644
--- a/sysdeps/generic/glob.c
+++ b/sysdeps/generic/glob.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2002, 2003, 2004 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2002,2003,2004,2005 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
@@ -715,7 +715,7 @@ glob (pattern, flags, errfunc, pglob)
buflen = 20;
name = (char *) __alloca (buflen);
- success = getlogin_r (name, buflen) >= 0;
+ success = getlogin_r (name, buflen) == 0;
# else
success = (name = getlogin ()) != NULL;
# endif
diff --git a/sysdeps/generic/ldsodefs.h b/sysdeps/generic/ldsodefs.h
index a24c2ff58e..191ae4d4fb 100644
--- a/sysdeps/generic/ldsodefs.h
+++ b/sysdeps/generic/ldsodefs.h
@@ -62,7 +62,7 @@ typedef struct link_map *lookup_t;
# define LOOKUP_VALUE(map) map
# define LOOKUP_VALUE_ADDRESS(map) ((map) ? (map)->l_addr : 0)
-/* on some architectures a pointer to a function is not just a pointer
+/* On some architectures a pointer to a function is not just a pointer
to the actual code of the function but rather an architecture
specific descriptor. */
#ifndef ELF_FUNCTION_PTR_IS_SPECIAL
@@ -73,6 +73,14 @@ typedef struct link_map *lookup_t;
# define DL_DT_FINI_ADDRESS(map, start) (start)
#endif
+/* On some architectures dladdr can't use st_size of all symbols this way. */
+#define DL_ADDR_SYM_MATCH(L, SYM, MATCHSYM, ADDR) \
+ ((ADDR) >= (L)->l_addr + (SYM)->st_value \
+ && (((SYM)->st_size == 0 \
+ && (ADDR) == (L)->l_addr + (SYM)->st_value) \
+ || (ADDR) < (L)->l_addr + (SYM)->st_value + (SYM)->st_size) \
+ && ((MATCHSYM) == NULL || (MATCHSYM)->st_value < (SYM)->st_value))
+
/* Unmap a loaded object, called by _dl_close (). */
#ifndef DL_UNMAP_IS_SPECIAL
# define DL_UNMAP(map) \
diff --git a/sysdeps/mach/hurd/nfs/nfs.h b/sysdeps/generic/nfs/nfs.h
index e83a874fe6..e83a874fe6 100644
--- a/sysdeps/mach/hurd/nfs/nfs.h
+++ b/sysdeps/generic/nfs/nfs.h
diff --git a/sysdeps/i386/bits/string.h b/sysdeps/i386/bits/string.h
deleted file mode 100644
index d181afd48b..0000000000
--- a/sysdeps/i386/bits/string.h
+++ /dev/null
@@ -1,922 +0,0 @@
-/* Optimized, inlined string functions. i386 version.
- Copyright (C) 1997,1998,1999,2000,2003 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
-
-
-/* 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 ((dest), (src), (n))))
-/* This looks horribly ugly, but the compiler can optimize it totally,
- as the count is constant. */
-__STRING_INLINE void *__memcpy_c (void *__dest, __const void *__src,
- size_t __n);
-
-__STRING_INLINE void *
-__memcpy_c (void *__dest, __const void *__src, size_t __n)
-{
- register unsigned long int __d0, __d1, __d2;
- union {
- unsigned int __ui;
- unsigned short int __usi;
- unsigned char __uc;
- } *__u = __dest;
- switch (__n)
- {
- case 0:
- return __dest;
- case 1:
- __u->__uc = *(const unsigned char *) __src;
- return __dest;
- case 2:
- __u->__usi = *(const unsigned short int *) __src;
- return __dest;
- case 3:
- __u->__usi = *(const unsigned short int *) __src;
- __u = (void *) __u + 2;
- __u->__uc = *(2 + (const unsigned char *) __src);
- return __dest;
- case 4:
- __u->__ui = *(const unsigned int *) __src;
- return __dest;
- case 6:
- __u->__ui = *(const unsigned int *) __src;
- __u = (void *) __u + 4;
- __u->__usi = *(2 + (const unsigned short int *) __src);
- return __dest;
- case 8:
- __u->__ui = *(const unsigned int *) __src;
- __u = (void *) __u + 4;
- __u->__ui = *(1 + (const unsigned int *) __src);
- return __dest;
- case 12:
- __u->__ui = *(const unsigned int *) __src;
- __u = (void *) __u + 4;
- __u->__ui = *(1 + (const unsigned int *) __src);
- __u = (void *) __u + 4;
- __u->__ui = *(2 + (const unsigned int *) __src);
- return __dest;
- case 16:
- __u->__ui = *(const unsigned int *) __src;
- __u = (void *) __u + 4;
- __u->__ui = *(1 + (const unsigned int *) __src);
- __u = (void *) __u + 4;
- __u->__ui = *(2 + (const unsigned int *) __src);
- __u = (void *) __u + 4;
- __u->__ui = *(3 + (const unsigned int *) __src);
- return __dest;
- case 20:
- __u->__ui = *(const unsigned int *) __src;
- __u = (void *) __u + 4;
- __u->__ui = *(1 + (const unsigned int *) __src);
- __u = (void *) __u + 4;
- __u->__ui = *(2 + (const unsigned int *) __src);
- __u = (void *) __u + 4;
- __u->__ui = *(3 + (const unsigned int *) __src);
- __u = (void *) __u + 4;
- __u->__ui = *(4 + (const unsigned int *) __src);
- return __dest;
- }
-#define __COMMON_CODE(x) \
- __asm__ __volatile__ \
- ("cld\n\t" \
- "rep; movsl" \
- x \
- : "=&c" (__d0), "=&D" (__d1), "=&S" (__d2) \
- : "0" (__n / 4), "1" (&__u->__uc), "2" (__src) \
- : "memory");
-
- switch (__n % 4)
- {
- case 0:
- __COMMON_CODE ("");
- break;
- case 1:
- __COMMON_CODE ("\n\tmovsb");
- break;
- case 2:
- __COMMON_CODE ("\n\tmovsw");
- break;
- case 3:
- __COMMON_CODE ("\n\tmovsw\n\tmovsb");
- break;
- }
- return __dest;
-#undef __COMMON_CODE
-}
-
-
-/* Copy N bytes of SRC to DEST, guaranteeing
- correct behavior for overlapping strings. */
-#define _HAVE_STRING_ARCH_memmove 1
-#ifndef _FORCE_INLINES
-__STRING_INLINE void *
-memmove (void *__dest, __const void *__src, size_t __n)
-{
- register unsigned long int __d0, __d1, __d2;
- if (__dest < __src)
- __asm__ __volatile__
- ("cld\n\t"
- "rep\n\t"
- "movsb"
- : "=&c" (__d0), "=&S" (__d1), "=&D" (__d2)
- : "0" (__n), "1" (__src), "2" (__dest)
- : "memory");
- else
- __asm__ __volatile__
- ("std\n\t"
- "rep\n\t"
- "movsb\n\t"
- "cld"
- : "=&c" (__d0), "=&S" (__d1), "=&D" (__d2)
- : "0" (__n), "1" (__n - 1 + (const char *) __src),
- "2" (__n - 1 + (char *) __dest)
- : "memory");
- return __dest;
-}
-#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 (c) \
- ? (__builtin_constant_p (n) \
- ? __memset_cc (s, 0x01010101UL * (unsigned char) (c), n) \
- : __memset_cg (s, 0x01010101UL * (unsigned char) (c), n))\
- : __memset_gg (s, c, n)))
-
-__STRING_INLINE void *__memset_cc (void *__s, unsigned long int __pattern,
- size_t __n);
-
-__STRING_INLINE void *
-__memset_cc (void *__s, unsigned long int __pattern, size_t __n)
-{
- register unsigned long int __d0, __d1;
- union {
- unsigned int __ui;
- unsigned short int __usi;
- unsigned char __uc;
- } *__u = __s;
- switch (__n)
- {
- case 0:
- return __s;
- case 1:
- __u->__uc = __pattern;
- return __s;
- case 2:
- __u->__usi = __pattern;
- return __s;
- case 3:
- __u->__usi = __pattern;
- __u = __extension__ ((void *) __u + 2);
- __u->__uc = __pattern;
- return __s;
- case 4:
- __u->__ui = __pattern;
- return __s;
- }
-#define __COMMON_CODE(x) \
- __asm__ __volatile__ \
- ("cld\n\t" \
- "rep; stosl" \
- x \
- : "=&c" (__d0), "=&D" (__d1) \
- : "a" (__pattern), "0" (__n / 4), "1" (&__u->__uc) \
- : "memory")
-
- switch (__n % 4)
- {
- case 0:
- __COMMON_CODE ("");
- break;
- case 1:
- __COMMON_CODE ("\n\tstosb");
- break;
- case 2:
- __COMMON_CODE ("\n\tstosw");
- break;
- case 3:
- __COMMON_CODE ("\n\tstosw\n\tstosb");
- break;
- }
- return __s;
-#undef __COMMON_CODE
-}
-
-__STRING_INLINE void *__memset_cg (void *__s, unsigned long __c, size_t __n);
-
-__STRING_INLINE void *
-__memset_cg (void *__s, unsigned long __c, size_t __n)
-{
- register unsigned long int __d0, __d1;
- __asm__ __volatile__
- ("cld\n\t"
- "rep; stosl\n\t"
- "testb $2,%b3\n\t"
- "je 1f\n\t"
- "stosw\n"
- "1:\n\t"
- "testb $1,%b3\n\t"
- "je 2f\n\t"
- "stosb\n"
- "2:"
- : "=&c" (__d0), "=&D" (__d1)
- : "a" (__c), "q" (__n), "0" (__n / 4), "1" (__s)
- : "memory");
- return __s;
-}
-
-__STRING_INLINE void *__memset_gg (void *__s, char __c, size_t __n);
-
-__STRING_INLINE void *
-__memset_gg (void *__s, char __c, size_t __n)
-{
- register unsigned long int __d0, __d1;
- __asm__ __volatile__
- ("cld\n\t"
- "rep; stosb"
- : "=&D" (__d0), "=&c" (__d1)
- : "a" (__c), "0" (__s), "1" (__n)
- : "memory");
- 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;
- register void *__res;
- if (__n == 0)
- return NULL;
- __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),
- "m" ( *(struct { __extension__ char __x[__n]; } *)__s)
- : "cc");
- 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;
- register void *__res;
- if (__n == 0)
- return NULL;
- __asm__ __volatile__
- ("std\n\t"
- "repne; scasb\n\t"
- "je 1f\n\t"
- "orl $-1,%0\n"
- "1:\tcld\n\t"
- "incl %0"
- : "=D" (__res), "=&c" (__d0)
- : "a" (__c), "0" (__s + __n - 1), "1" (__n),
- "m" ( *(struct { __extension__ char __x[__n]; } *)__s)
- : "cc");
- return __res;
-}
-# ifdef __USE_GNU
-# define memrchr(s, c, n) __memrchr (s, c, n)
-# endif
-#endif
-
-/* Return the length of S. */
-#define _HAVE_STRING_ARCH_strlen 1
-#ifndef _FORCE_INLINES
-__STRING_INLINE size_t
-strlen (__const char *__str)
-{
- register unsigned long int __d0;
- register size_t __res;
- __asm__ __volatile__
- ("cld\n\t"
- "repne; scasb\n\t"
- "notl %0"
- : "=c" (__res), "=&D" (__d0)
- : "1" (__str), "a" (0), "0" (0xffffffff),
- "m" ( *(struct { char __x[0xfffffff]; } *)__str)
- : "cc");
- return __res - 1;
-}
-#endif
-
-/* Copy SRC to DEST. */
-#define _HAVE_STRING_ARCH_strcpy 1
-#ifndef _FORCE_INLINES
-__STRING_INLINE char *
-strcpy (char *__dest, __const char *__src)
-{
- register unsigned long int __d0, __d1;
- __asm__ __volatile__
- ("cld\n"
- "1:\n\t"
- "lodsb\n\t"
- "stosb\n\t"
- "testb %%al,%%al\n\t"
- "jne 1b"
- : "=&S" (__d0), "=&D" (__d1)
- : "0" (__src), "1" (__dest)
- : "ax", "memory", "cc");
- return __dest;
-}
-#endif
-
-/* Copy no more than N characters of SRC to DEST. */
-#define _HAVE_STRING_ARCH_strncpy 1
-#ifndef _FORCE_INLINES
-__STRING_INLINE char *
-strncpy (char *__dest, __const char *__src, size_t __n)
-{
- register unsigned long int __d0, __d1, __d2;
- __asm__ __volatile__
- ("cld\n"
- "1:\n\t"
- "decl %2\n\t"
- "js 2f\n\t"
- "lodsb\n\t"
- "stosb\n\t"
- "testb %%al,%%al\n\t"
- "jne 1b\n\t"
- "rep; stosb\n"
- "2:"
- : "=&S" (__d0), "=&D" (__d1), "=&c" (__d2)
- : "0" (__src), "1" (__dest), "2" (__n)
- : "ax", "memory", "cc");
- return __dest;
-}
-#endif
-
-/* Append SRC onto DEST. */
-#define _HAVE_STRING_ARCH_strcat 1
-#ifndef _FORCE_INLINES
-__STRING_INLINE char *
-strcat (char *__dest, __const char *__src)
-{
- register unsigned long int __d0, __d1, __d2, __d3;
- __asm__ __volatile__
- ("cld\n\t"
- "repne; scasb\n\t"
- "decl %1\n"
- "1:\n\t"
- "lodsb\n\t"
- "stosb\n\t"
- "testb %%al,%%al\n\t"
- "jne 1b"
- : "=&S" (__d0), "=&D" (__d1), "=&c" (__d2), "=&a" (__d3)
- : "0" (__src), "1" (__dest), "2" (0xffffffff), "3" (0)
- : "memory", "cc");
- return __dest;
-}
-#endif
-
-/* Append no more than N characters from SRC onto DEST. */
-#define _HAVE_STRING_ARCH_strncat 1
-#ifndef _FORCE_INLINES
-__STRING_INLINE char *
-strncat (char *__dest, __const char *__src, size_t __n)
-{
- register unsigned long int __d0, __d1, __d2, __d3;
- __asm__ __volatile__
- ("cld\n\t"
- "repne; scasb\n\t"
- "decl %1\n\t"
- "movl %4,%2\n"
- "1:\n\t"
- "decl %2\n\t"
- "js 2f\n\t"
- "lodsb\n\t"
- "stosb\n\t"
- "testb %%al,%%al\n\t"
- "jne 1b\n\t"
- "jmp 3f\n"
- "2:\n\t"
- "xorl %3,%3\n\t"
- "stosb\n"
- "3:"
- : "=&S" (__d0), "=&D" (__d1), "=&c" (__d2), "=&a" (__d3)
- : "g" (__n), "0" (__src), "1" (__dest), "2" (0xffffffff), "3" (0)
- : "memory", "cc");
- return __dest;
-}
-#endif
-
-/* Compare S1 and S2. */
-#define _HAVE_STRING_ARCH_strcmp 1
-#ifndef _FORCE_INLINES
-__STRING_INLINE int
-strcmp (__const char *__s1, __const char *__s2)
-{
- register unsigned long int __d0, __d1;
- register int __res;
- __asm__ __volatile__
- ("cld\n"
- "1:\n\t"
- "lodsb\n\t"
- "scasb\n\t"
- "jne 2f\n\t"
- "testb %%al,%%al\n\t"
- "jne 1b\n\t"
- "xorl %%eax,%%eax\n\t"
- "jmp 3f\n"
- "2:\n\t"
- "sbbl %%eax,%%eax\n\t"
- "orb $1,%%al\n"
- "3:"
- : "=a" (__res), "=&S" (__d0), "=&D" (__d1)
- : "1" (__s1), "2" (__s2),
- "m" ( *(struct { char __x[0xfffffff]; } *)__s1),
- "m" ( *(struct { char __x[0xfffffff]; } *)__s2)
- : "cc");
- return __res;
-}
-#endif
-
-/* Compare N characters of S1 and S2. */
-#define _HAVE_STRING_ARCH_strncmp 1
-#ifndef _FORCE_INLINES
-__STRING_INLINE int
-strncmp (__const char *__s1, __const char *__s2, size_t __n)
-{
- register unsigned long int __d0, __d1, __d2;
- register int __res;
- __asm__ __volatile__
- ("cld\n"
- "1:\n\t"
- "decl %3\n\t"
- "js 2f\n\t"
- "lodsb\n\t"
- "scasb\n\t"
- "jne 3f\n\t"
- "testb %%al,%%al\n\t"
- "jne 1b\n"
- "2:\n\t"
- "xorl %%eax,%%eax\n\t"
- "jmp 4f\n"
- "3:\n\t"
- "sbbl %%eax,%%eax\n\t"
- "orb $1,%%al\n"
- "4:"
- : "=a" (__res), "=&S" (__d0), "=&D" (__d1), "=&c" (__d2)
- : "1" (__s1), "2" (__s2), "3" (__n),
- "m" ( *(struct { __extension__ char __x[__n]; } *)__s1),
- "m" ( *(struct { __extension__ char __x[__n]; } *)__s2)
- : "cc");
- return __res;
-}
-#endif
-
-/* 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) \
- ? __strchr_c (s, ((c) & 0xff) << 8) \
- : __strchr_g (s, c)))
-
-__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__
- ("cld\n\t"
- "movb %%al,%%ah\n"
- "1:\n\t"
- "lodsb\n\t"
- "cmpb %%ah,%%al\n\t"
- "je 2f\n\t"
- "testb %%al,%%al\n\t"
- "jne 1b\n\t"
- "movl $1,%1\n"
- "2:\n\t"
- "movl %1,%0"
- : "=a" (__res), "=&S" (__d0)
- : "0" (__c), "1" (__s),
- "m" ( *(struct { char __x[0xfffffff]; } *)__s)
- : "cc");
- return __res - 1;
-}
-
-__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__
- ("cld\n\t"
- "1:\n\t"
- "lodsb\n\t"
- "cmpb %%ah,%%al\n\t"
- "je 2f\n\t"
- "testb %%al,%%al\n\t"
- "jne 1b\n\t"
- "movl $1,%1\n"
- "2:\n\t"
- "movl %1,%0"
- : "=a" (__res), "=&S" (__d0)
- : "0" (__c), "1" (__s),
- "m" ( *(struct { char __x[0xfffffff]; } *)__s)
- : "cc");
- return __res - 1;
-}
-
-
-/* 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_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__
- ("cld\n\t"
- "movb %%al,%%ah\n"
- "1:\n\t"
- "lodsb\n\t"
- "cmpb %%ah,%%al\n\t"
- "je 2f\n\t"
- "testb %%al,%%al\n\t"
- "jne 1b\n\t"
- "2:\n\t"
- "movl %1,%0"
- : "=a" (__res), "=&S" (__d0)
- : "0" (__c), "1" (__s),
- "m" ( *(struct { char __x[0xfffffff]; } *)__s)
- : "cc");
- return __res - 1;
-}
-
-__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__
- ("cld\n\t"
- "1:\n\t"
- "lodsb\n\t"
- "cmpb %%ah,%%al\n\t"
- "je 2f\n\t"
- "testb %%al,%%al\n\t"
- "jne 1b\n\t"
- "2:\n\t"
- "movl %1,%0"
- : "=a" (__res), "=&S" (__d0)
- : "0" (__c), "1" (__s),
- "m" ( *(struct { char __x[0xfffffff]; } *)__s)
- : "cc");
- return __res - 1;
-}
-#ifdef __USE_GNU
-# define strchrnul(s, c) __strchrnul (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
-#ifndef _FORCE_INLINES
-# ifdef __PIC__
-__STRING_INLINE size_t
-strcspn (__const char *__s, __const char *__reject)
-{
- register unsigned long int __d0, __d1, __d2;
- register char *__res;
- __asm__ __volatile__
- ("pushl %%ebx\n\t"
- "cld\n\t"
- "movl %4,%%edi\n\t"
- "repne; scasb\n\t"
- "notl %%ecx\n\t"
- "decl %%ecx\n\t"
- "movl %%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)
- : "d" (__reject), "0" (__s), "1" (0), "2" (0xffffffff),
- "m" ( *(struct { char __x[0xfffffff]; } *)__s)
- : "cc");
- return (__res - 1) - __s;
-}
-# else
-__STRING_INLINE size_t
-strcspn (__const char *__s, __const char *__reject)
-{
- register unsigned long int __d0, __d1, __d2, __d3;
- register char *__res;
- __asm__ __volatile__
- ("cld\n\t"
- "movl %5,%%edi\n\t"
- "repne; scasb\n\t"
- "notl %%ecx\n\t"
- "decl %%ecx\n\t"
- "movl %%ecx,%%edx\n"
- "1:\n\t"
- "lodsb\n\t"
- "testb %%al,%%al\n\t"
- "je 2f\n\t"
- "movl %5,%%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)
- : "g" (__reject), "0" (__s), "1" (0), "2" (0xffffffff),
- "m" ( *(struct { char __x[0xfffffff]; } *)__s)
- : "cc");
- return (__res - 1) - __s;
-}
-# endif
-#endif
-
-
-/* Return the length of the initial segment of S which
- consists entirely of characters in ACCEPT. */
-#define _HAVE_STRING_ARCH_strspn 1
-#ifndef _FORCE_INLINES
-# ifdef __PIC__
-__STRING_INLINE size_t
-strspn (__const char *__s, __const char *__accept)
-{
- register unsigned long int __d0, __d1, __d2;
- register char *__res;
- __asm__ __volatile__
- ("pushl %%ebx\n\t"
- "cld\n\t"
- "movl %4,%%edi\n\t"
- "repne; scasb\n\t"
- "notl %%ecx\n\t"
- "decl %%ecx\n\t"
- "movl %%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"
- "je 1b\n"
- "2:\n\t"
- "popl %%ebx"
- : "=&S" (__res), "=&a" (__d0), "=&c" (__d1), "=&D" (__d2)
- : "r" (__accept), "0" (__s), "1" (0), "2" (0xffffffff),
- "m" ( *(struct { char __x[0xfffffff]; } *)__s)
- : "cc");
- return (__res - 1) - __s;
-}
-# else
-__STRING_INLINE size_t
-strspn (__const char *__s, __const char *__accept)
-{
- register unsigned long int __d0, __d1, __d2, __d3;
- register char *__res;
- __asm__ __volatile__
- ("cld\n\t"
- "movl %5,%%edi\n\t"
- "repne; scasb\n\t"
- "notl %%ecx\n\t"
- "decl %%ecx\n\t"
- "movl %%ecx,%%edx\n"
- "1:\n\t"
- "lodsb\n\t"
- "testb %%al,%%al\n\t"
- "je 2f\n\t"
- "movl %5,%%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)
- : "g" (__accept), "0" (__s), "1" (0), "2" (0xffffffff),
- "m" ( *(struct { char __x[0xfffffff]; } *)__s)
- : "cc");
- return (__res - 1) - __s;
-}
-# endif
-#endif
-
-
-/* Find the first occurrence in S of any character in ACCEPT. */
-#define _HAVE_STRING_ARCH_strpbrk 1
-#ifndef _FORCE_INLINES
-# ifdef __PIC__
-__STRING_INLINE char *
-strpbrk (__const char *__s, __const char *__accept)
-{
- unsigned long int __d0, __d1, __d2;
- register char *__res;
- __asm__ __volatile__
- ("pushl %%ebx\n\t"
- "cld\n\t"
- "movl %4,%%edi\n\t"
- "repne; scasb\n\t"
- "notl %%ecx\n\t"
- "decl %%ecx\n\t"
- "movl %%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\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)
- : "r" (__accept), "0" (__s), "1" (0), "2" (0xffffffff),
- "m" ( *(struct { char __x[0xfffffff]; } *)__s)
- : "cc");
- return __res;
-}
-# else
-__STRING_INLINE char *
-strpbrk (__const char *__s, __const char *__accept)
-{
- register unsigned long int __d0, __d1, __d2, __d3;
- register char *__res;
- __asm__ __volatile__
- ("cld\n\t"
- "movl %5,%%edi\n\t"
- "repne; scasb\n\t"
- "notl %%ecx\n\t"
- "decl %%ecx\n\t"
- "movl %%ecx,%%edx\n"
- "1:\n\t"
- "lodsb\n\t"
- "testb %%al,%%al\n\t"
- "je 2f\n\t"
- "movl %5,%%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)
- : "g" (__accept), "0" (__s), "1" (0), "2" (0xffffffff),
- "m" ( *(struct { char __x[0xfffffff]; } *)__s)
- : "cc");
- return __res;
-}
-# endif
-#endif
-
-
-/* Find the first occurrence of NEEDLE in HAYSTACK. */
-#define _HAVE_STRING_ARCH_strstr 1
-#ifndef _FORCE_INLINES
-# ifdef __PIC__
-__STRING_INLINE char *
-strstr (__const char *__haystack, __const char *__needle)
-{
- register unsigned long int __d0, __d1, __d2;
- register char *__res;
- __asm__ __volatile__
- ("pushl %%ebx\n\t"
- "cld\n\t" \
- "movl %4,%%edi\n\t"
- "repne; scasb\n\t"
- "notl %%ecx\n\t"
- "decl %%ecx\n\t" /* NOTE! This also sets Z if searchstring='' */
- "movl %%ecx,%%ebx\n"
- "1:\n\t"
- "movl %4,%%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 */
- "xchgl %%eax,%%esi\n\t"
- "incl %%esi\n\t"
- "cmpb $0,-1(%%eax)\n\t"
- "jne 1b\n\t"
- "xorl %%eax,%%eax\n\t"
- "2:\n\t"
- "popl %%ebx"
- : "=&a" (__res), "=&c" (__d0), "=&S" (__d1), "=&D" (__d2)
- : "r" (__needle), "0" (0), "1" (0xffffffff), "2" (__haystack)
- : "memory", "cc");
- return __res;
-}
-# else
-__STRING_INLINE char *
-strstr (__const char *__haystack, __const char *__needle)
-{
- register unsigned long int __d0, __d1, __d2, __d3;
- register char *__res;
- __asm__ __volatile__
- ("cld\n\t" \
- "movl %5,%%edi\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 %5,%%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 */
- "xchgl %%eax,%%esi\n\t"
- "incl %%esi\n\t"
- "cmpb $0,-1(%%eax)\n\t"
- "jne 1b\n\t"
- "xorl %%eax,%%eax\n\t"
- "2:"
- : "=&a" (__res), "=&c" (__d0), "=&S" (__d1), "=&d" (__d2), "=&D" (__d3)
- : "g" (__needle), "0" (0), "1" (0xffffffff), "2" (__haystack)
- : "memory", "cc");
- return __res;
-}
-# endif
-#endif
-
-#ifndef _FORCE_INLINES
-# undef __STRING_INLINE
-#endif
-
-#endif /* use string inlines && GNU CC */
diff --git a/sysdeps/ieee754/flt-32/e_hypotf.c b/sysdeps/ieee754/flt-32/e_hypotf.c
index d6b1520cb8..a8e1a52d2b 100644
--- a/sysdeps/ieee754/flt-32/e_hypotf.c
+++ b/sysdeps/ieee754/flt-32/e_hypotf.c
@@ -23,7 +23,7 @@ static char rcsid[] = "$NetBSD: e_hypotf.c,v 1.5 1995/05/12 04:57:30 jtc Exp $";
#ifdef __STDC__
float __ieee754_hypotf(float x, float y)
#else
- float __ieee754_hypot(x,y)
+ float __ieee754_hypotf(x,y)
float x, y;
#endif
{
@@ -47,20 +47,20 @@ static char rcsid[] = "$NetBSD: e_hypotf.c,v 1.5 1995/05/12 04:57:30 jtc Exp $";
return w;
}
/* scale a and b by 2**-60 */
- ha -= 0x5d800000; hb -= 0x5d800000; k += 60;
+ ha -= 0x1e000000; hb -= 0x1e000000; k += 60;
SET_FLOAT_WORD(a,ha);
SET_FLOAT_WORD(b,hb);
}
if(hb < 0x26800000) { /* b < 2**-50 */
if(hb <= 0x007fffff) { /* subnormal b or 0 */
if(hb==0) return a;
- SET_FLOAT_WORD(t1,0x3f000000); /* t1=2^126 */
+ SET_FLOAT_WORD(t1,0x7e800000); /* t1=2^126 */
b *= t1;
a *= t1;
k -= 126;
} else { /* scale a and b by 2^60 */
- ha += 0x5d800000; /* a *= 2^60 */
- hb += 0x5d800000; /* b *= 2^60 */
+ ha += 0x1e000000; /* a *= 2^60 */
+ hb += 0x1e000000; /* b *= 2^60 */
k -= 60;
SET_FLOAT_WORD(a,ha);
SET_FLOAT_WORD(b,hb);
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/ldsodefs.h b/sysdeps/unix/sysv/linux/powerpc/powerpc64/ldsodefs.h
new file mode 100644
index 0000000000..1ead3dd63d
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/ldsodefs.h
@@ -0,0 +1,77 @@
+/* Run-time dynamic linker data structures for loaded ELF shared objects.
+ Copyright (C) 2005 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 _LDSODEFS_H
+
+/* Get the real definitions. */
+#include_next <ldsodefs.h>
+
+/* Now define our stuff. */
+
+static __always_inline bool
+_dl_ppc64_is_opd_sym (const struct link_map *l, const ElfW(Sym) *sym)
+{
+ return (ELFW(ST_TYPE) (sym->st_info) == STT_FUNC
+ && l->l_addr + sym->st_value >= (ElfW(Addr)) l->l_ld
+ && l->l_addr + sym->st_value < l->l_map_end
+ && sym->st_size != 0);
+}
+
+static __always_inline bool
+_dl_ppc64_addr_sym_match (const struct link_map *l, const ElfW(Sym) *sym,
+ const ElfW(Sym) *matchsym, ElfW(Addr) addr)
+{
+ ElfW(Addr) value = l->l_addr + sym->st_value;
+ if (_dl_ppc64_is_opd_sym (l, sym))
+ {
+ if (addr < value || addr >= value + 24)
+ {
+ value = *(ElfW(Addr) *) value;
+ if (addr < value || addr >= value + sym->st_size)
+ return false;
+ }
+ }
+ else if (sym->st_size == 0)
+ {
+ if (addr != value)
+ return false;
+ }
+ else if (addr < value || addr >= value + sym->st_size)
+ return false;
+
+ if (matchsym == NULL)
+ return true;
+
+ ElfW(Addr) matchvalue = l->l_addr + matchsym->st_value;
+ if (_dl_ppc64_is_opd_sym (l, matchsym)
+ && (addr < matchvalue || addr > matchvalue + 24))
+ matchvalue = *(ElfW(Addr) *) matchvalue;
+
+ return matchvalue < value;
+}
+
+/* If this is a function symbol defined past the end of our dynamic
+ section, then it must be a function descriptor. Allow these symbols
+ to match their associated function code range as well as the
+ descriptor addresses. */
+#undef DL_ADDR_SYM_MATCH
+#define DL_ADDR_SYM_MATCH(L, SYM, MATCHSYM, ADDR) \
+ _dl_ppc64_addr_sym_match (L, SYM, MATCHSYM, ADDR)
+
+#endif /* ldsodefs.h */