* sysdeps/ia64/bits/byteswap.h: New file.
Patch by Dan Pop <Dan.Pop@cern.ch>.
* misc/sys/cdefs.h: Define __attribute_format_arg__.
* intl/libintl.h: Use it here instead of using __attribute__ directly.
2000-07-13 H.J. Lu <hjl@gnu.org>
* posix/regex.c (re_max_failures): Set to 4000.
2000-08-01 Ulrich Drepper <drepper@redhat.com>
2000-08-01 Ulrich Drepper <drepper@redhat.com>
+ * sysdeps/ia64/bits/byteswap.h: New file.
+ Patch by Dan Pop <Dan.Pop@cern.ch>.
+
+ * misc/sys/cdefs.h: Define __attribute_format_arg__.
+ * intl/libintl.h: Use it here instead of using __attribute__ directly.
+
+2000-07-13 H.J. Lu <hjl@gnu.org>
+
+ * posix/regex.c (re_max_failures): Set to 4000.
+
+2000-08-01 Ulrich Drepper <drepper@redhat.com>
+
* gnulib/Makefile (tests): Add tst-gcc.
* gnulib/tst-gcc.c: New file.
/* Look up MSGID in the current default message catalog for the current
LC_MESSAGES locale. If not found, returns MSGID itself (the default
text). */
-extern char *gettext (__const char *__msgid) __THROW;
+extern char *gettext (__const char *__msgid)
+ __THROW __attribute_format_arg__ (1);
/* Look up MSGID in the DOMAINNAME message catalog for the current
LC_MESSAGES locale. */
-extern char *dgettext (__const char *__domainname,
- __const char *__msgid) __THROW;
-extern char *__dgettext (__const char *__domainname,
- __const char *__msgid) __THROW;
+extern char *dgettext (__const char *__domainname, __const char *__msgid)
+ __THROW __attribute_format_arg__ (2);
+extern char *__dgettext (__const char *__domainname, __const char *__msgid)
+ __THROW __attribute_format_arg__ (2);
/* Look up MSGID in the DOMAINNAME message catalog for the current CATEGORY
locale. */
extern char *dcgettext (__const char *__domainname,
- __const char *__msgid, int __category) __THROW;
+ __const char *__msgid, int __category)
+ __THROW __attribute_format_arg__ (2);
extern char *__dcgettext (__const char *__domainname,
- __const char *__msgid, int __category) __THROW;
+ __const char *__msgid, int __category)
+ __THROW __attribute_format_arg__ (2);
/* Similar to `gettext' but select the plural form corresponding to the
number N. */
extern char *ngettext (__const char *__msgid1, __const char *__msgid2,
unsigned long int __n)
- __THROW __attribute__ ((__format_arg__ (1)));
+ __THROW __attribute_format_arg__ (1);
/* Similar to `dgettext' but select the plural form corresponding to the
number N. */
extern char *dngettext (__const char *__domainname, __const char *__msgid1,
__const char *__msgid2, unsigned long int __n)
- __THROW __attribute__ ((__format_arg__ (2)));
+ __THROW __attribute_format_arg__ (2);
/* Similar to `dcgettext' but select the plural form corresponding to the
number N. */
extern char *dcngettext (__const char *__domainname, __const char *__msgid1,
__const char *__msgid2, unsigned long int __n,
int __category)
- __THROW __attribute__ ((__format_arg__ (2)));
+ __THROW __attribute_format_arg__ (2);
/* Set the current default message catalog to DOMAINNAME.
# define __TGMATH_UNARY_REAL_IMAG(Val, Fct, Cfct) \
(__extension__ ({ __tgmath_real_type (Val) __tgmres; \
if (sizeof (__real__ (Val)) > sizeof (double) \
- && __builtin_classify_type (Val) == 8) \
+ && __builtin_classify_type (__real__ (Val)) == 8) \
{ \
if (sizeof (__real__ (Val)) == sizeof (Val)) \
__tgmres = Fct##l (Val); \
__tgmres = Cfct##l (Val); \
} \
else if (sizeof (__real__ (Val)) == sizeof (double) \
- || __builtin_classify_type (Val) != 8) \
+ || (__builtin_classify_type (__real__ (Val)) \
+ != 8) \
{ \
if (sizeof (__real__ (Val)) == sizeof (Val)) \
__tgmres = Fct (Val); \
# define __TGMATH_UNARY_IMAG_ONLY(Val, Fct) \
(__extension__ ({ __tgmath_real_type (Val) __tgmres; \
if (sizeof (Val) == sizeof (__complex__ double) \
- || __builtin_classify_type (Val) != 8) \
+ || __builtin_classify_type (__real__ (Val)) != 8) \
__tgmres = Fct (Val); \
else if (sizeof (Val) == sizeof (__complex__ float)) \
__tgmres = Fct##f (Val); \
(__extension__ ({ __tgmath_real_type ((Val1) + (Val2)) __tgmres; \
if ((sizeof (__real__ (Val1)) > sizeof (double) \
|| sizeof (__real__ (Val2)) > sizeof (double)) \
- && __builtin_classify_type (Val) == 8) \
+ && __builtin_classify_type (__real__ (Val)) == 8) \
{ \
if (sizeof (__real__ (Val1)) == sizeof (Val1) \
&& sizeof (__real__ (Val2)) == sizeof (Val2)) \
} \
else if (sizeof (__real__ (Val1)) == sizeof (double) \
|| sizeof (__real__ (Val2)) == sizeof(double) \
- || __builtin_classify_type (Val) != 8) \
+ || (__builtin_classify_type (__real__ (Val)) \
+ != 8) \
{ \
if (sizeof (__real__ (Val1)) == sizeof (Val1) \
&& sizeof (__real__ (Val2)) == sizeof (Val2)) \
# define __attribute_pure__ /* Ignore */
#endif
+/* At some point during the gcc 2.8 development the `format_arg' attribute
+ for functions was introduced. We don't want to use it unconditionally
+ (although this would be possible) since it generates warnings. */
+#if __GNUC_PREREQ (2,8)
+# define __attribute_format_arg__(x) __attribute__ ((__format_arg__ (x)))
+#else
+# define __attribute_format_arg__(x) /* Ignore */
+#endif
+
/* It is possible to compile containing GCC extensions even if GCC is
run in pedantic mode if the uses are carefully marked using the
`__extension__' keyword. But this is not generally available before
# if defined MATCH_MAY_ALLOCATE
/* 4400 was enough to cause a crash on Alpha OSF/1,
whose default stack limit is 2mb. */
-int re_max_failures = 20000;
+int re_max_failures = 4000;
# else
int re_max_failures = 2000;
# endif
--- /dev/null
+/* Macros to swap the order of bytes in integer values.
+ Copyright (C) 1997, 1998, 2000 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 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. */
+
+#if !defined _BYTESWAP_H && !defined _NETINET_IN_H
+# error "Never use <bits/byteswap.h> directly; include <byteswap.h> instead."
+#endif
+
+/* Swap bytes in 16 bit value. */
+#define __bswap_constant_16(x) \
+ ((((x) >> 8) & 0xff) | (((x) & 0xff) << 8))
+
+#if defined __GNUC__ && __GNUC__ >= 2
+# define __bswap_16(x) \
+ (__extension__ \
+ ({ register unsigned short int __v; \
+ if (__builtin_constant_p (x)) \
+ __v = __bswap_constant_16 (x); \
+ else \
+ __asm__ __volatile__ ("shl %0 = %1, 48 ;;" \
+ "mux1 %0 = %2, @rev ;;" \
+ : "=r" (__v) \
+ : "r" ((unsigned short int) (x)), "0" (__v));\
+ __v; }))
+#else
+/* This is better than nothing. */
+# define __bswap_16(x) __bswap_constant_16 (x)
+#endif
+
+
+/* Swap bytes in 32 bit value. */
+#define __bswap_constant_32(x) \
+ ((((x) & 0xff000000) >> 24) | (((x) & 0x00ff0000) >> 8) | \
+ (((x) & 0x0000ff00) << 8) | (((x) & 0x000000ff) << 24))
+
+#if defined __GNUC__ && __GNUC__ >= 2
+/* To swap the bytes in a word the i486 processors and up provide the
+ `bswap' opcode. On i386 we have to use three instructions. */
+# define __bswap_32(x) \
+ (__extension__ \
+ ({ register unsigned int __v; \
+ if (__builtin_constant_p (x)) \
+ __v = __bswap_constant_32 (x); \
+ else \
+ __asm__ __volatile__ ("shl %0 = %1, 32 ;;" \
+ "mux1 %0 = %2, @rev ;;" \
+ : "=r" (__v) \
+ : "r" ((unsigned int) (x)), "0" (__v)); \
+ __v; }))
+#else
+# define __bswap_32(x) __bswap_constant_32 (x)
+#endif
+
+
+/* Swap bytes in 64 bit value. */
+#define __bswap_constant_64(x) \
+ ((((x) & 0xff00000000000000ul) >> 56) \
+ | (((x) & 0x00ff000000000000ul) >> 40) \
+ | (((x) & 0x0000ff0000000000ul) >> 24) \
+ | (((x) & 0x000000ff00000000ul) >> 8) \
+ | (((x) & 0x00000000ff000000ul) << 8) \
+ | (((x) & 0x0000000000ff0000ul) << 24) \
+ | (((x) & 0x000000000000ff00ul) << 40) \
+ | (((x) & 0x00000000000000fful) << 56))
+
+#if defined __GNUC__ && __GNUC__ >= 2
+# define __bswap_64(x) \
+ (__extension__ \
+ ({ register unsigned long int __v; \
+ if (__builtin_constant_p (x)) \
+ __v = __bswap_constant_64 (x); \
+ else \
+ __asm__ __volatile__ ("mux1 %0 = %1, @rev ;;" \
+ : "=r" (__v) \
+ : "r" ((unsigned long int) (x))); \
+ __v; }))
+
+#else
+# define __bswap_64(x) __bswap_constant_64 (x)
+#endif
projects / platform / upstream / glibc.git / commitdiff