From 82e2ba9a036d0a8a01344271ebd2db69f3b20cc7 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Wed, 14 Jan 2004 04:11:30 +0000 Subject: [PATCH] Update. 2004-01-13 Ulrich Drepper * posix/regex.c: Support crappy compilers and platforms which have problems with alloca. * posix/regex_internal.h: Likewise. Patch by Paolo Bonzini. --- ChangeLog | 7 +++++ .../sysv/linux/powerpc/powerpc32/sysdep-cancel.h | 36 +++++++++++++++++++--- .../sysv/linux/powerpc/powerpc64/sysdep-cancel.h | 29 ++++++++++++++--- posix/regex.c | 28 +++++++++++++++++ posix/regex_internal.h | 4 --- 5 files changed, 92 insertions(+), 12 deletions(-) diff --git a/ChangeLog b/ChangeLog index 5dee2a9..c21b032 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,10 @@ +2004-01-13 Ulrich Drepper + + * posix/regex.c: Support crappy compilers and platforms which have + problems with alloca. + * posix/regex_internal.h: Likewise. + Patch by Paolo Bonzini. + 2004-01-12 Paolo Bonzini * posix/regcomp.c [_LIBC && !RE_ENABLE_I18N]: diff --git a/linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep-cancel.h b/linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep-cancel.h index b5d0665..0ee10c1 100644 --- a/linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep-cancel.h +++ b/linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep-cancel.h @@ -86,13 +86,41 @@ # define CDISABLE bl JUMPTARGET(__librt_disable_asynccancel) # endif -# ifndef __ASSEMBLER__ -# define SINGLE_THREAD_P \ +# ifdef HAVE_TLS_SUPPORT +# ifndef __ASSEMBLER__ +# define SINGLE_THREAD_P \ __builtin_expect (THREAD_GETMEM (THREAD_SELF, p_multiple_threads) == 0, 1) -# else -# define SINGLE_THREAD_P \ +# else +# define SINGLE_THREAD_P \ lwz 10,MULTIPLE_THREADS_OFFSET(2); \ cmpwi 10,0 +# endif +# else +# if !defined NOT_IN_libc +# define __local_multiple_threads __libc_multiple_threads +# else +# define __local_multiple_threads __librt_multiple_threads +# endif +# ifndef __ASSEMBLER__ +extern int __local_multiple_threads attribute_hidden; +# define SINGLE_THREAD_P __builtin_expect (__local_multiple_threads == 0, 1) +# else +# if !defined PIC +# define SINGLE_THREAD_P \ + lis 10,__local_multiple_threads@ha; \ + lwz 10,__local_multiple_threads@l(10); \ + cmpwi 10,0 +# else +# define SINGLE_THREAD_P \ + mflr 9; \ + bl _GLOBAL_OFFSET_TABLE_@local-4; \ + mflr 10; \ + mtlr 9; \ + lwz 10,__local_multiple_threads@got(10); \ + lwz 10,0(10); \ + cmpwi 10,0 +# endif +# endif # endif #elif !defined __ASSEMBLER__ diff --git a/linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep-cancel.h b/linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep-cancel.h index e789d47..0c74676 100644 --- a/linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep-cancel.h +++ b/linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep-cancel.h @@ -89,13 +89,34 @@ # define __local_multiple_threads __librt_multiple_threads # endif -# ifndef __ASSEMBLER__ -# define SINGLE_THREAD_P \ +# ifdef HAVE_TLS_SUPPORT +# ifndef __ASSEMBLER__ +# define SINGLE_THREAD_P \ __builtin_expect (THREAD_GETMEM (THREAD_SELF, p_multiple_threads) == 0, 1) -# else -# define SINGLE_THREAD_P \ +# else +# define SINGLE_THREAD_P \ lwz 10,MULTIPLE_THREADS_OFFSET(13); \ cmpwi 10,0 +# endif +# else /* !HAVE_TLS_SUPPORT */ +# ifndef __ASSEMBLER__ +extern int __local_multiple_threads +# if !defined NOT_IN_libc || defined IS_IN_libpthread + attribute_hidden; +# else + ; +# endif +# define SINGLE_THREAD_P __builtin_expect (__local_multiple_threads == 0, 1) +# else +# define SINGLE_THREAD_P \ + .section ".toc","aw"; \ +.LC__local_multiple_threads:; \ + .tc __local_multiple_threads[TC],__local_multiple_threads; \ + .previous; \ + ld 10,.LC__local_multiple_threads@toc(2); \ + lwz 10,0(10); \ + cmpwi 10,0 +# endif # endif #elif !defined __ASSEMBLER__ diff --git a/posix/regex.c b/posix/regex.c index f18178a..4c38262 100644 --- a/posix/regex.c +++ b/posix/regex.c @@ -18,6 +18,34 @@ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#ifdef _AIX +#pragma alloca +#else +# ifndef allocax /* predefined by HP cc +Olibcalls */ +# ifdef __GNUC__ +# define alloca(size) __builtin_alloca (size) +# else +# if HAVE_ALLOCA_H +# include +# else +# ifdef __hpux + void *alloca (); +# else +# if !defined __OS2__ && !defined WIN32 + char *alloca (); +# else +# include /* OS/2 defines alloca in here */ +# endif +# endif +# endif +# endif +# endif +#endif + #ifdef _LIBC /* We have to keep the namespace clean. */ # define regfree(preg) __regfree (preg) diff --git a/posix/regex_internal.h b/posix/regex_internal.h index 6cbc48e..7a7d964 100644 --- a/posix/regex_internal.h +++ b/posix/regex_internal.h @@ -21,10 +21,6 @@ #ifndef _REGEX_INTERNAL_H #define _REGEX_INTERNAL_H 1 -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - #include #include #include -- 2.7.4