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* 2002-08-01 Roland McGrath <roland@redhat.com>Roland McGrath2002-08-021-17/+43
| | | | | | | | * sysdeps/i386/tls.h (TLS_DO_MODIFY_LDT): New macro, broken out of TLS_INIT_TP. (TLS_DO_SET_THREAD_AREA): New macro, uses thread_set_area syscall. (TLS_SETUP_GS_SEGMENT): New macro, try one or the other or both. (TLS_INIT_TP): Use that.
* Update.Ulrich Drepper2002-07-251-2/+2
| | | | | | | | | | | | | | | | | | | 2002-07-24 Ulrich Drepper <drepper@redhat.com> * libio/fileops.c (_IO_file_seekoff_mmap): Do use fp->_offset to compute current position. * stdio-common/tst-fseek.c (main): Improve error messages. * libio/tst-freopen.c (main): Remove unused variable. * libio/fileops.c (_IO_file_seekoff_mmap): Set fp->_offset after succesful seek call. Simply error checking. 2002-07-25 Jakub Jelinek <jakub@redhat.com> * config.h.in: Use __ASSEMBLER__ test macro not ASSEMBLER. * sysdeps/ia64/fpu/libm_support.h: Likewise.
* Update.Ulrich Drepper2002-07-201-17/+21
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2002-07-19 Ulrich Drepper <drepper@redhat.com> * configure.in: Add test for __thread support in compiler. * config.h.in: Add HAVE___THREAD. * Makefile (headers): Remove errno.h, sys/errno.h, and bits/errno.h. * include/sys/errno.h: Moved to... * stdlib/sys/errno.h: ...here. New file. * stdlib/errno.h: New file. Moved from... * include/errno.h: ...here. Changed into an internal header defining libc-local things like __set_errno. * stdlib/Makefile (headers): Add errno.h, sys/errno.h, and bits/errno.h. * elf/dl-minimal.c: Include <tls.h>. Define errno as thread-local variable if USE_TLS && HAVE___THREAD. Don't define __errno_location either. * elf/rtld.c (_dl_start): Add code to initialize TLS for ld.so from... (_dl_start_final): ...here. Add code to initialize tls elements from bootstrap_map. * sysdeps/generic/errno-loc.c: Define errno as thread-local variable if USE_TLS && HAVE___THREAD. * sysdeps/generic/bits/errno.h: Remove __set_errno definition. * sysdeps/mach/hurd/bits/errno.h: Likewise. * sysdeps/standalone/arm/bits/errno.h: Likewise. * sysdeps/standalone/bits/errno.h: Likewise. * sysdeps/unix/bsd/bsd4.4/bits/errno.h: Likewise. * sysdeps/unix/sysv/aix/bits/errno.h: Likewise. * sysdeps/unix/sysv/hpux/bits/errno.h: Likewise. * sysdeps/unix/sysv/linux/bits/errno.h: Likewise. * sysdeps/unix/sysv/linux/hppa/bits/errno.h: Likewise. * sysdeps/unix/sysv/linux/mips/bits/errno.h: Likewise. * sysdeps/unix/sysv/sysv4/solaris2/bits/errno.h: Likewise. * sysdeps/i386/dl-machine.c (elf_machine_rel) [RTLD_BOOTSTRAP]: Don't use GL(dl_rtld_map), use map parameter. * sysdeps/sh/dl-machine.h (elf_machine_rela): Likewise. * sysdeps/unix/sysv/linux/i386/sysdep.S: Define errno in .tbss if USE_TLS && HAVE___THREAD. * sysdeps/unix/sysv/linux/i386/sysdep.h: Unify SETUP_PIC_REG definitions. If USE_TLS && HAVE___THREAD store errooor value using TLS code sequence. * sysdeps/unix/sysv/linux/i386/i686/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/getcwd.c: No real need to restore errno. * sysdeps/unix/sysv/linux/grantpt.c: Likewise. * sysdeps/unix/sysv/linux/internal_statvfs.c: Likewise. * sysdeps/unix/sysv/linux/msgctl.c: Likewise. * sysdeps/unix/sysv/linux/readv.c: Likewise. * sysdeps/unix/sysv/linux/writev.c: Likewise.
* Update.Ulrich Drepper2002-02-241-0/+2
| | | | | | | | | | * attr.c (pthread_getattr_np): Don't take thread descriptor size into account if USE_TLS. * manager.c (pthread_handle_create): Free TLS data structures if call failed. Pass correct stack to clone if USE_TLS. * sysdeps/i386/pt-machine.h: Handle multiple inclusion. * sysdeps/i386/i686/pt-machine.h: Likewise. * sysdeps/i386/tls.h: Unconditionally include <pt-machine.h>.
* Update.Ulrich Drepper2002-02-231-5/+13
| | | | | | | | | | | | | | | | | 2002-02-23 Ulrich Drepper <drepper@redhat.com> * csu/set-init.c: Moved to... * sysdeps/mach/hurd/set-init.c: ...here. New file. * csu/Makefile: Don't compile set-init. * sysdeps/mach/hurd/Makefile: Compile set-init for subdir csu. * sysdeps/mach/hurd/i386/init-first.c: Call __init_misc in addition to __libc_init. * sysdeps/mach/hurd/mips/init-first.c: Likewise. * sysdeps/mach/hurd/powerpc/init-first.c: Likewise. * sysdeps/unix/sysv/linux/init-first.c: Call __init_misc instead of __libc_init. * misc/init-misc.c: Always export __init_misc. Don't define hooks for __libc_subinit.
* Update.Ulrich Drepper2002-02-131-2/+8
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2002-02-12 Ulrich Drepper <drepper@redhat.com> * sysdeps/generic/dl-tls.c (TLS_DTV_UNALLOCATED): Renamed from TLS_DTV_UNALLOCATE. (oom): New function. (_dl_next_tls_modid): Rewrite to handle dl_tls_dtv_slotinfo_list. (_dl_determine_tlsoffset): Likewise. (_dl_allocate_tls): Likewise. (__TLS_GET_ADDR): Define if not already defined. (_dl_tls_symaddr): New function. (allocate_and_init): New function. (__tls_get_addr): Actually implement handling of generation counter and deferred allocation. * sysdeps/generic/ldsodefs.h (_rtld_global): Remove _dl_initimage_list, add _dl_tls_dtv_slotinfo_list, _dl_tls_static_nelem, and _dl_tls_generation. Define TLS_SLOTINFO_SURPLUS and DTV_SURPLUS. Declare _dl_tls_symaddr. * sysdeps/i386/dl-tls.h: Disable __tls_get_addr handling unless SHARED. * include/link.h (struct link_map): Remove l_tls_nextimage and l_tls_previmage. * elf/dl-sym.c (_dl_sym): After successful lookup call _dl_tls_symaddr instead of DL_SYMBOL_ADDRESS for STT_TLS symbols. (_dl_vsym): Likewise. * elf/rtld.c (_dl_start_final): Adjust initdtv initialization for new layout. (dl_main): Allow PT_TLS be present for empty segment. Remove nextimage list handling. Instead add all modules using TLS to dl_tls_dtv_slotinfo_list. * elf/dl-open.c (dl_open_worker): After successfully loading all objects add those with TLS to the dl_tls_dtv_slotinfo_list list. * elf/dl-load.c (_dl_map_object_from_fd): If PT_TLS entry is for an empty segment don't do anything. Remove handling of initimage list. * elf/Versions [ld] (GLIBC_2.0): Add __libc_memalign. (GLIBC_PRIVATE): Add _dl_tls_symaddr. * elf/dl-minimal.c: Define __libc_memalign. * elf/dl-support.c: Remove _dl_initimage_list. Add _dl_tls_dtv_slotinfo_list, _dl_tls_static_nelem, and _dl_tls_generation. * include/stdlib.h: Declare __libc_memalign. * elf/Makefile: Add rules to build and run tst-tls4 and tst-tls5. * elf/tst-tls4.c: New file. * elf/tst-tls5.c: New file. * elf/tst-tlsmod2.c: New file. * elf/tls-macros.h: asms using ___tls_get_addr destroy %ecx and %edx. * elf/tst-tlsmod1.c: Don't define variables unles USE_TLS. * elf/tst-tls1.c: Use test-skeleton.c. * elf/tst-tls2.c: Likewise. * elf/tst-tls3.c: Likewise. * elf/dl-conflict.c (RESOLVE_MAP): Return NULL not 0. * sysdeps/mips/machine-gmon.h: Update MCOUNT for current GCC behavior.
* Update.Ulrich Drepper2002-02-091-0/+2
| | | | | | 2002-02-08 Ulrich Drepper <drepper@redhat.com> * sysdeps/i386/tls.h (TLS_INIT_TP): Also initialize %gs.
* Update.Ulrich Drepper2002-02-091-11/+9
| | | | | | | | | | | | | | | | | | | 2002-02-08 Ulrich Drepper <drepper@redhat.com> * elf/rtld.c (_dl_start_final): Install DTV explicitly. (dl_main): Move dtv/static TLS handling before relocation. Unconditionally call _dl_tlsoffset. Call _dl_allocate_tls and TLS_INIT_TP to allocate and install the dtv/static TLS block. * sysdeps/generic/dl-tls.c (_dl_determine_tlsoffset): If no object so far uses TLS initialize GL(dl_tls_static_size) and GL(dl_tls_static_align) to account for the TCB. (_dl_allocate_tls): New function. * sysdeps/generic/ldsodefs.h (rtld_global): Add _dl_initial_dtv_malloced. * configure.in: Test for __builtin_memset more realistically. * csu/version.c (banner): If TLS support available say so.
* Update.Ulrich Drepper2002-02-071-4/+9
| | | | | | | | | | | | | | 2002-02-07 Ulrich Drepper <drepper@redhat.com> * sysdeps/generic/dl-tls.c (_dl_determine_tlsoffset): Account for alignment of the TCB and store total size and alignment of static TLS block in _dl_tls_static_size and _dl_tls_static_align. tls_index is a typedef. * sysdeps/generic/ldsodefs.h: Declare _dl_tls_static_size and _dl_tls_static_align. * sysdeps/i386/dl-tls.h: tls_index is a typedef. * elf/dl-support.c: Define _dl_tls_static_size and _dl_tls_static_align.
* Update.Ulrich Drepper2002-02-071-0/+2
| | | | | | | | | | | | 2002-02-06 Ulrich Drepper <drepper@redhat.com> * configure.in: Add --without-tls option. * sysdeps/i386/elf/configure.in: Don't check for TLS support if --without-tls is given. * sysdeps/generic/dl-tls.c: Include <tls.h>. * sysdeps/i386/dl-tls.h: Don't define anything if !USE_TLS.
* Update.Ulrich Drepper2002-02-071-0/+7
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2002-02-06 Ulrich Drepper <drepper@redhat.com> * Versions.def [ld]: Add GLIBC_2.3. * elf/Versions [ld]: Add __tls_get_addr to GLIBC_2.3. * elf/Makefile (dl-routines): Add dl-tls. (distribute): Add dl-tls.h. * sysdeps/generic/ldsodefs.h (struct rtld_global): Remove _dl_tls_module_cnt, add _dl_tls_max_dtv_idx and _dl_tls_dtv_gaps. Add prototypes for _dl_next_tls_modid and _dl_determine_tlsoffset. * elf/dl-load.c (_dl_map_object_from_fd): Store alignment requirement along with the other info in the link map. Change queueing of init images for double linked list. Use _dl_next_tls_modid to compute l_tls_modid. * elf/rtld.c (_dl_start_final): Store alignment requirement along with the other info in rtld map and executable map. (dl_main): Add ld.so to the init image list if necessary. Compute final module ID with _dl_next_tls_modid. * include/link.h (struct link_map): Add l_tls_previmage and l_tls_align. * eld/dl-support.c: Define _dl_tls_max_dtv_idx and _dl_tls_dtv_gaps. * sysdeps/i386/elf/Versions: New file. * sysdeps/generic/dl-tls.c: New file. * sysdeps/generic/dl-tls.h: New file. * sysdeps/i386/dl-tls.h: New file. attribute((packed)) to counter stupid people misusing gcc options.
* Update.Ulrich Drepper2002-02-051-0/+95
* elf/rtld.c (_dl_start_final): Allocate TLS and initialize thread-pointer as soon as possible. * sysdeps/generic/ldsodefs.h: Include <tls.h>. Define first TLS elements in rtld_global. * sysdeps/generic/tls.h: New file. * elf/Makefile (distribute): Add tls.h. * sysdeps/i386/dl-machine.h (elf_machine_rel): Add support for TLS relocations. Not complete yet. * resolv/resolv.h: Allow user to define __need_res_state and only define __res_start structure then. * include/resolv.h: Only declare functions if _RESOLV_H_ is defined.
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