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Diffstat (limited to 'gcc-4.8.1/libitm/ChangeLog')
| -rw-r--r-- | gcc-4.8.1/libitm/ChangeLog | 1526 |
1 files changed, 0 insertions, 1526 deletions
diff --git a/gcc-4.8.1/libitm/ChangeLog b/gcc-4.8.1/libitm/ChangeLog deleted file mode 100644 index 516f9aff9..000000000 --- a/gcc-4.8.1/libitm/ChangeLog +++ /dev/null @@ -1,1526 +0,0 @@ -2013-05-31 Release Manager - - * GCC 4.8.1 released. - -2013-03-22 Release Manager - - * GCC 4.8.0 released. - -2013-02-11 Iain Sandoe <iain@codesourcery.com> - Jack Howarth <howarth@bromo.med.uc.edu> - Patrick Marlier <patrick.marlier@gmail.com> - - PR libitm/55693 - * alloc_cpp.cc: Enable function declarations on darwin. - * eh_cpp.cc: Likewise. - -2013-02-03 Richard Sandiford <rdsandiford@googlemail.com> - - Update copyright years. - -2012-11-09 Torvald Riegel <triegel@redhat.com> - - * beginend.cc (htm_fastpath): New. - (gtm_thread::begin_transaction, _ITM_commitTransaction, - _ITM_commitTransactionEH): Add HTM fastpath handling. - * config/linux/rwlock.h (gtm_rwlock.is_write_locked): New. - * config/posix/rwlock.h (gtm_rwlock.is_write_locked): New. - * config/x86/target.h (htm_available, htm_init, htm_begin_success, - htm_begin, htm_commit, htm_abort, htm_abort_should_retry): New. - * configure.tgt: Add -mrtm to XCFLAGS. - * method-serial.cc (htm_mg, o_htm_mg, htm_dispatch, dispatch_htm): New. - (gtm_thread::serialirr_mode): Add HTM fastpath handling. - * libitm_i.h (htm_fastpath, dispatch_htm): Declare. - * retry.cc (parse_default_method): Add HTM method parsing. - (gtm_thread::number_of_threads_changed): Use HTM by default if - available. - -2012-11-04 Thomas Schwinge <thomas@codesourcery.com> - - * configure: Regenerate. - -2012-10-31 Richard Henderson <rth@redhat.com> - - * acinclude.m4 (LIBITM_CHECK_AS_RTM): New. - * configure.ac: Use it. - * config.h.in, configure: Rebuild. - * testsuite/Makefile.in: Rebuild. - -2012-10-24 Torvald Riegel <triegel@redhat.com> - - * libitm.texi: Clarify ABI requirements for data-logging functions. - -2012-10-24 Torvald Riegel <triegel@redhat.com> - - * retry.cc (gtm_thread::decide_begin_dispatch): Ask dispatch whether - it requires serial mode instead of assuming that for certain - dispatchs. - * dispatch.h (abi_dispatch::requires_serial): New. - (abi_dispatch::abi_dispatch): Adapt. - * method-gl.cc (gl_wt_dispatch::gl_wt_dispatch): Adapt. - * method-ml.cc (ml_wt_dispatch::ml_wt_dispatch): Same. - * method-serial.cc (serialirr_dispatch::serialirr_dispatch, - serial_dispatch::serial_dispatch, - serialirr_onwrite_dispatch::serialirr_onwrite_dispatch): Same. - -2012-10-02 Uros Bizjak <ubizjak@gmail.com> - - * config/x86/target.h (struct gtm_jmpbuf): Merge x86_64 - and ia32 declarations some more. - * config/x86/sjlj.S (_ITM_beginTransaction): Move ret to common code. - -2012-09-20 Jakub Jelinek <jakub@redhat.com> - - PR other/43620 - * configure.ac (AM_INIT_AUTOMAKE): Add no-dist. - * configure: Regenerate. - * Makefile.in: Regenerate. - -2012-09-14 David Edelsohn <dje.gcc@gmail.com> - - * configure: Regenerated. - -2012-07-31 Uros Bizjak <ubizjak@gmail.com> - - * config/x86/target.h (cpu_relax): Use __builtin_ia32_pause. - -2012-05-21 Patrick Marlier <patrick.marlier@gmail.com> - - * eh_cpp.cc: Fix __cxa_end_catch declaration. - -2012-05-16 H.J. Lu <hongjiu.lu@intel.com> - - * configure: Regenerated. - -2012-04-04 H.J. Lu <hongjiu.lu@intel.com> - - PR libitm/52854 - * config/x86/target.h (gtm_jmpbuf): Replace long with long long - for x86-64. - -2012-04-03 Tristan Gingold <gingold@adacore.com> - - * configure: Regenerate. - -2012-03-31 H.J. Lu <hongjiu.lu@intel.com> - - PR bootstrap/52812 - * configure.tgt (i[456]86-*-linux*): Handle -mx32 like -m64. - -2012-03-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org> - - * testsuite/lib/libitm.exp: load fortran-modules.exp - -2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - * configure.tgt (*-*-irix6*): Remove. - -2012-03-13 Torvald Riegel <triegel@redhat.com> - - PR libitm/52526 - * config/linux/rwlock.cc (GTM::gtm_rwlock::read_lock): Fix lost - wake-up. - -2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - * configure.tgt (*-*-osf*): Remove. - * configure: Regenerate. - -2012-03-05 Torvald Riegel <triegel@redhat.com> - - * dispatch.h (CREATE_DISPATCH_METHODS_MEM): Don't execute - memtransfer/memset if size isn't larger than zero. - -2012-03-02 Torvald Riegel <triegel@redhat.com> - - * libitm.texi: Link to specification and add a usage example. - -2012-02-24 Torvald Riegel <triegel@redhat.com> - - * retry.cc (GTM::gtm_thread::number_of_threads_changed): Change - default dispatch for more than 1 thread to ml_wt. - -2012-02-20 Torvald Riegel <triegel@redhat.com> - - * method-gl.cc (gl_wt_dispatch::orec): Put on separate cacheline. - -2012-02-20 Torvald Riegel <triegel@redhat.com> - - * method-gl.cc (gl_wt_dispatch::rollback): Optimize memory orders. - -2012-02-20 Torvald Riegel <triegel@redhat.com> - - * method-gl.cc (gl_wt_dispatch::trycommit): Remove handling of - serial mode corner cases made obsolete by prior gtm_rwlock changes. - (gl_wt_dispatch.rollback): Same. - -2012-02-20 Torvald Riegel <triegel@redhat.com> - - * method-gl.cc (gl_wt_dispatch::pre_write): Optimize memory orders. - -2012-02-20 Torvald Riegel <triegel@redhat.com> - - * method-gl.cc (gl_wt_dispatch::memtransfer_static): Add missing undo - for RfW src. Optimize number of calls to gtm_thr. - -2012-02-20 Torvald Riegel <triegel@redhat.com> - - * beginend.cc (GTM::gtm_thread::begin_transaction): Move serial lock - acquisition to ... - * retry.cc (GTM::gtm_thread::decide_begin_dispatch): ... here. - (default_dispatch): Make atomic. - (GTM::gtm_thread::set_default_dispatch): Access atomically. - (GTM::gtm_thread::decide_retry_strategy): Access atomically and - use decide_begin_dispatch() if default_dispatch might have changed. - (GTM::gtm_thread::number_of_threads_changed): Initialize - default_dispatch here. - -2012-02-15 Iain Sandoe <iains@gcc.gnu.org> - Patrick Marlier <patrick.marlier@gmail.com> - - PR libitm/52220 - * alloc_cpp.cc: No dummy definitions for darwin. - * eh_cpp.cc: Likewise. - -2012-02-14 Richard Henderson <rth@redhat.com> - - * config/x86/target.h (GTM_longjmp): Correct the .cfi corrections. - -2012-02-14 Uros Bizjak <ubizjak@gmail.com> - - * config/x86/target.h (GTM_longjmp): Correct .cfi directives. - -2012-02-14 Torvald Riegel <triegel@redhat.com> - - * libitm_i.h (GTM::gtm_rwlog_entry): New. - (GTM::gtm_thread): Add read and write logs. - (GTM::dispatch_ml_wt): Declare. - * retry.cc (parse_default_method): Support ml_wt. - * method-ml.cc: New file. - * Makefile.am: Add method-ml.cc. - * Makefile.in: Regenerate. - -2012-02-14 Torvald Riegel <triegel@redhat.com> - - * dispatch.h (GTM::abi_dispatch::supports): New. - (GTM::method_group::reinit): New. - * retry.cc (GTM::gtm_thread::decide_retry_strategy): Use reinit(). - (GTM::gtm_thread::number_of_threads_changed): Check that the method - supports the current situation. - -2012-02-14 Torvald Riegel <triegel@redhat.com> - - * util.cc (GTM::xcalloc): New. - * common.h (GTM::xcalloc): Declare. - -2012-02-14 Eric Botcazou <ebotcazou@adacore.com> - - * config/sparc/target.h (cpu_relax): Read from CC register. - * config/sparc/sjlj.S (GTM_longjmp): Restore %fp atomically. - -2012-02-14 Uros Bizjak <ubizjak@gmail.com> - - * config/x86/target.h (GTM_longjmp): Jump indirect from memory address. - -2012-02-13 Eric Botcazou <ebotcazou@adacore.com> - - * configure.tgt (target_cpu): Handle sparc and sparc64/sparcv9. - * config/sparc/cacheline.h: New file. - * config/sparc/target.h: Likewise. - * config/sparc/sjlj.S: Likewise. - * config/linux/sparc/futex_bits.h: Likewise. - -2012-02-13 Eric Botcazou <ebotcazou@adacore.com> - - * configure.ac (link_itm): Fix comment. - * configure: Regenerate. - * testsuite/lib/libitm.exp: Do not pass -litm for the link. - -2012-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - PR libitm/51822 - * testsuite/libitm.c++/c++.exp (lang_link_flags): Add -shared-libgcc. - Correct libgomp references. - -2012-01-24 Torvald Riegel <triegel@redhat.com> - - * config/linux/rwlock.cc (GTM::gtm_rwlock::write_unlock): Fix reader - wake-up. - -2012-01-24 Uros Bizjak <ubizjak@gmail.com> - - * config/x86/target.h (gtm_jmpbuf) [__x86_64__]: Move rip to the - end of structure. - * config/x86/sjlj.S (_ITM_beginTransaction) [__x86_64__]: Update - offset values. Do not copy return address. Decrement stack - by 56 bytes only. - (GTM_longjump) [__x86_64__]: Update offset values. - -2012-01-23 Uros Bizjak <ubizjak@gmail.com> - - PR libitm/51830 - * config/x86/sjlj.S (_ITM_beginTransaction) [!__x86_64__]: Load - the first function argument to %eax. - -2012-01-23 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - * libitm.h (_ITM_getThreadnum): Remove. - * libitm.map (_ITM_getThreadnum): Remove from LIBITM_1.0. - -2012-01-23 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - * clearcap.map: New file. - * acinclude.m4 (LIBITM_CHECK_LINKER_HWCAP): New test. - * configure.ac: Call it. - Clear HWCAP_LDFLAGS if defaulting to -mavx. - * Makefile.am (AM_LDFLAGS): Add $(HWCAP_LDFLAGS) - * configure: Regenerate. - * Makefile.in: Regenerate. - * testsuite/Makefile.in: Regenerate. - -2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - PR libitm/51173 - * testsuite/libitm.c++/static_ctor.C: Skip test, note PR, remove - include, exclude options. - -2012-01-14 Torvald Riegel <triegel@redhat.com> - - * local.cc (GTM::gtm_undolog::rollback): Truncate undo log after - rolling back. - * containers.h (GTM::vector::set_size): New. - -2012-01-14 Torvald Riegel <triegel@redhat.com> - - PR libitm/51855 - * config/generic/tls.h (GTM::mask_stack_top): New. - (GTM::mask_stack_bottom): Declare. - * config/generic/tls.c (GTM::mask_stack_bottom): New. - * local.cc (gtm_undolog::rollback): Filter out any updates that - overlap the libitm stack. Add current transaction as parameter. - * libitm_i.h (GTM::gtm_undolog::rollback): Adapt. - * beginend.cc (GTM::gtm_thread::rollback): Adapt. - * testsuite/libitm.c/stackundo.c: New test. - -2012-01-10 Richard Henderson <rth@redhat.com> - - * libitm_i.h (_Unwind_DeleteException): Declare weak. - * eh_cpp.cc (_Unwind_DeleteException): Define for - !HAVE_ELF_STYLE_WEAKREF. - -2012-01-08 Torvald Riegel <triegel@redhat.com> - - * local.cc (GTM_LB): Use GTM::gtm_undolog. - (GTM::gtm_thread::drop_references_undolog): Remove. - (GTM::gtm_thread::commit_undolog, - GTM::gtm_thread::rollback_undolog): Move to ... - * libitm_i.h (GTM::gtm_undolog): ...here. New. - (GTM::gtm_undolog_entry): Remove. - (GTM::gtm_thread): Adapt. - * beginend.cc (GTM::gtm_thread::rollback): Adapt. - (GTM::gtm_thread::trycommit): Adapt. - * method-serial.cc (serial_dispatch::log): Adapt. - * method-gl.cc (gl_wt_dispatch::pre_write): Adapt. - (gl_wt_dispatch::store): Fix likely/unlikely. - * containers.h (GTM::vector::resize): Add additional_capacity - parameter and handle it. - (GTM::vector::resize_noinline): New/adapt. - (GTM::vector::push): New. - -2012-01-06 Richard Henderson <rth@redhat.com> - - * configure.tgt: Support powerpc-linux and powerpc-darwin. - * config/linux/powerpc/futex_bits.h: New file. - * config/powerpc/cacheline.h: New file. - * config/powerpc/sjlj.S: New file. - * config/powerpc/target.h: New file. - * config/generic/asmcfi.h (cfi_offset): New. - (cfi_restore, cfi_undefined): New. - -2012-01-05 Aldy Hernandez <aldyh@redhat.com> - - PR other/51171 - * testsuite/libitm.c/reentrant.c: Remove xfail. - (thread): Pass x to pure(). - From Patrik Marlier <patrick.marlier@gmail.com>. - -2011-12-24 Torvald Riegel <triegel@redhat.com> - - * beginend.cc (GTM::gtm_thread::trycommit): Don't enforce - privatization safety if already in serial mode. - -2011-12-24 Torvald Riegel <triegel@redhat.com> - - * beginend.cc (GTM::gtm_thread::restart): Add and handle - finish_serial_upgrade parameter. - * libitm.h (GTM::gtm_thread::restart): Adapt declaration. - * config/linux/rwlock.cc (GTM::gtm_rwlock::write_lock_generic): - Don't unset reader flag. - (GTM::gtm_rwlock::write_upgrade_finish): New. - * config/posix/rwlock.cc: Same. - * config/linux/rwlock.h (GTM::gtm_rwlock::write_upgrade_finish): - Declare. - * config/posix/rwlock.h: Same. - * method-serial.cc (GTM::gtm_thread::serialirr_mode): Unset reader - flag after commit or after rollback when restarting. - -2011-12-24 Torvald Riegel <triegel@redhat.com> - - * beginend.cc (GTM::gtm_thread::begin_transaction): Add comment. - (GTM::gtm_thread::try_commit): Changed memory order. - * config/linux/alpha/futex_bits.h (sys_futex0): Take atomic int - as parameter. - * config/linux/x86/futex_bits.h (sys_futex0): Same. - * config/linux/sh/futex_bits.h (sys_futex0): Same. - * config/linux/futex_bits.h (sys_futex0): Same. - * config/linux/futex.cc (futex_wait, futex_wake): Same. - * config/linux/futex.h (futex_wait, futex_wake): Same. - * config/linux/rwlock.h (gtm_rwlock::writers, - gtm_rwlock::writer_readers, gtm_rwlock::readers): Change to atomic - ints. - * config/linux/rwlock.cc (gtm_rwlock::read_lock, - gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock, - gtm_rwlock::write_unlock): Fix memory orders and fences. - * config/posix/rwlock.cc (gtm_rwlock::read_lock, - gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock, - gtm_rwlock::write_unlock): Same. - * config/linux/rwlock.h (gtm_rwlock::summary): Change to atomic int. - * method-gl.cc (gl_mg::init, gl_wt_dispatch::memtransfer_static, - gl_wt_dispatch::memset_static, gl_wt_dispatch::begin_or_restart): - Add comments. - (gl_wt_dispatch::pre_write, gl_wt_dispatch::validate, - gl_wt_dispatch::load, gl_wt_dispatch::store, - gl_wt_dispatch::try_commit, gl_wt_dispatch::rollback): Fix memory - orders and fences. Add comments. - -2011-12-21 Jakub Jelinek <jakub@redhat.com> - - * Makefile.am (AM_CXXFLAGS): Put $(XCFLAGS) first. - * Makefile.in: Regenerated. - -2011-12-17 Kaz Kojima <kkojima@gcc.gnu.org> - - * configure.tgt: Add sh* case. - * config/sh/target.h: New file. - * config/sh/sjlj.S: New file. - * config/linux/sh/futex_bits.h: New file. - -2011-12-14 Richard Henderson <rth@redhat.com> - - * config/arm/hwcap.h, config/arm/hwcap.cc: New files. - * config/arm/sjlj.S, config/arm/target.h: New files. - * config/generic/asmcfi.h (cfi_adjust_cfa_offset): New. - (cfi_rel_offset): New. - * config/linux/futex_bits.h: New file. - * config/linux/futex.cc: Include futex_bits.h here... - * config/linux/futex.h: ... not here. - * Makefile.am (libitm_la_SOURCES) <ARCH_ARM>: Add hwcap.cc. - * configure.ac (ARCH_AM): New conditional. - * Makefile.in, configure: Rebuild. - * configure.tgt: Handle ARM. - -2011-12-13 Richard Henderson <rth@redhat.com> - - * config/posix/rwlock.cc (gtm_rwlock::write_lock_generic): Fix - signed/unsigned comparison werror. - - * local_atomic: New file. - * libitm_i.h: Include it. - (gtm_thread::shared_state): Use atomic template. - * beginend.cc (GTM::gtm_clock): Use atomic template. - (global_tid): Use atomic template if 64-bit atomics available. - (gtm_thread::gtm_thread): Update shared_state access. - (gtm_thread::trycommit): Likewise. - (choose_code_path): Update global_tid access. - * method-gl.cc (gl_mg::orec): Use atomic template. Update all users. - * stmlock.h (GTM::gtm_clock): Use atomic template. - (gtm_get_clock, gtm_inc_clock): Update accesses. - * config/linux/rwlock.cc (gtm_rwlock::read_lock): Remove - redundant __sync_synchronize after atomic shared_state access. - * config/posix/rwlock.cc (gtm_rwlock::read_lock): Likewise. - (gtm_rwlock::write_lock_generic): Likewise. - (gtm_rwlock::read_unlock): Likewise. - * config/alpha/target.h (atomic_read_barrier): Remove. - (atomic_write_barrier): Remove. - * config/x86/target.h (atomic_read_barrier): Remove. - (atomic_write_barrier): Remove. - -2011-11-30 Richard Henderson <rth@redhat.com> - - * libitm_i.h (GTM_longjmp): Swap first and second arguments. - * beginend.c (_ITM_abortTransaction): Update to match. - (GTM::gtm_thread::restart): Likewise. - * config/alpha/sjlj.S (GTM_longjmp): Likewise. - * config/x86/sjlj.S (GTM_longjmp): Likewise. - -2011-11-23 Iain Sandoe <iains@gcc.gnu.org> - - * Makefile.am (libitm_la_LDFLAGS): Remove "-no-undefined". - * Makefile.in: Regenerate. - -2011-11-22 Iain Sandoe <iains@gcc.gnu.org> - - * configure.ac: Use GCC_CHECK_ELF_STYLE_WEAKREF. - * alloc_cpp.cc: Generate dummy functions if we don't - HAVE_ELF_STYLE_WEAKREF. - * eh_cpp.cc: Likewise. - * configure: Regenerate. - * aclocal.m4: Likewise. - * config.h.in: Likewise. - * Makefile.in: Likewise. - * testsuite/Makefile.in: Likewise. - -2011-11-22 Iain Sandoe <iains@gcc.gnu.org> - - * config/x86/sjlj.S (CONCAT1, CONCAT2, SYM): Respond to - __USER_LABEL_PREFIX__ for targets that use it. - (TYPE, SIZE, HIDDEN): New macros to assist on non-elf targets. - (_ITM_beginTransaction): Use SYM, TYPE, SIZE macros to assist - in portability to non-elf targets. - (GTM_longjmp): Likewise. - * libitm_i.h (begin_transaction): Apply __USER_LABEL_PREFIX__ - where required. - -2011-11-22 Iain Sandoe <iains@gcc.gnu.org> - - * testsuite/libitm.c/memcpy-1.c: Allow for MAP_ANON spelling. - * testsuite/libitm.c/memset-1.c: Likewise. - -2011-11-21 Andreas Tobler <andreast@fgznet.ch> - - * configure: Regenerate. - -2011-11-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - * acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Handle gold. - (LIBITM_ENABLE_SYMVERS): Handle sun style. - * Makefile.am: Handle sun style versioning. - (libitm_la_LINK): Add $(libitm_la_LDFLAGS). - * configure: Regenerate. - * Makefile.in: Regenerate. - -2011-11-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - * config/generic/asmcfi.h: Fix comment. - * config/x86/sjlj.S (_ITM_beginTransaction): Provide ELF PIC code - sequence without .hidden support, error for non-ELF targets. - (GTM_longjmp) [__ELF__]: Only use .hidden if - HAVE_ATTRIBUTE_VISIBILITY. - -2011-11-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - * alloc_cpp.cc [__osf__] (_ZnwX, _ZdlPv, _ZnaX, _ZdaPv, - _ZnwXRKSt9nothrow_t, _ZdlPvRKSt9nothrow_t, _ZdaPvRKSt9nothrow_t): - Dummy functions. - * eh_cpp.cc [__osf__] (__cxa_allocate_exception, __cxa_throw, - __cxa_begin_catch, __cxa_end_catch, __cxa_tm_cleanup): Likewise. - -2011-11-16 Uros Bizjak <ubizjak@gmail.com> - - PR bootstrap/51098 - * acinclude.m4 (LIBITM_CHECK_AS_AVX): Fix target selector. - * configure: Regenerate. - -2011-11-14 H.J. Lu <hongjiu.lu@intel.com> - - * testsuite/lib/libitm.exp: Check ia32 instead of ilp32. - -2011-11-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - * config/alpha/sjlj.S (_ITM_beginTransaction) [!__ELF__]: Don't use - .hidden. - (.note.GNU-stack): Only use if __linux__. - * alloc_cpp.cc [!__osf__] (_ZnaXRKSt9nothrow_t): Dummy function. - * testsuite/libitm.c/notx.c: Use dg-options "-pthread". - * testsuite/libitm.c/reentrant.c: Likewise. - * testsuite/libitm.c/simple-2.c: Likewise. - * testsuite/libitm.c/txrelease.c: Likewise. - * testsuite/libitm.c++/static_ctor.C: Likewise. - -2011-11-10 Richard Henderson <rth@redhat.com> - - * config/x86/x86_avx.cc: Remove #undef __AVX__ hack. Tidy comments. - * Makefile.am (x86_avx.lo): Only add -mavx if ARCH_X86_AVX. - * configure.ac (ARCH_X86_AVX): New conditional. - * Makefile.in, configure: Rebuild. - -2011-11-09 Richard Henderson <rth@redhat.com> - - * acinclude.m4 (LIBITM_CHECK_AS_AVX): New. - * configure.ac: Use it. - * config.h.in, configure: Rebuild. - * config/x86/x86_avx.cc: Handle !HAVE_AS_AVX. - -2011-11-09 Richard Henderson <rth@redhat.com> - - * barrier.tpl, memcpy.cc, memset.cc, method-wbetl.cc: Remove file. - * config/alpha/unaligned.h: Remove file. - * config/generic/unaligned.h: Remove file. - * config/x86/unaligned.h: Remove file. - * config/generic/cachepage.h: Remove file. - * config/posix/cachepage.cc: Remove file. - * config/generic/cacheline.cc: Remove file. - * config/x86/cacheline.cc: Remove file. - * config/generic/cacheline.h (gtm_cacheline): Remove the - store_mask, copy_mask, copy_mask_wb methods. - * config/x86/cacheline.h: Likewise. - * config/alpha/cacheline.h: Fall back to generic after setting size. - * config/generic/tls.cc (gtm_mask_stack): Remove. - * config/x86/x86_avx.cc (GTM_vpperm_shift): Remove. - (GTM_vpalignr_table): Remove. - * config/x86/x86_sse.cc (GTM_palignr_table): Remove. - (GTM_pshift_table): Remove. - * config/libitm_i.h: Don't include cachepage.h. - * Makefile.am (libitm_la_SOURCES): Remove cacheline.cc, cachepage.cc - * Makefile.in, testsuite/Makefile.in: Rebuild. - -2011-11-09 Richard Henderson <rth@redhat.com> - - * config/x86/cacheline.h (gtm_cacheline::store_mask): Use .byte - to emit branch prediction hint. - - * config/x86/sjlj.S: Protect elf directives with __ELF__. - Protect .note.GNU-stack with __linux__. - - * configure.ac (GCC_AS_CFI_PSEUDO_OP): Test it. - * configure, aclocal.m4, config.h.in: Rebuild. - * config/generic/asmcfi.h: New file. - * config/x86/sjlj.S: Use it. - -2011-11-08 Richard Henderson <rth@redhat.com> - - * local.cc (_ITM_LB): Use a normal call, not a function alias. - -2011-11-08 Richard Henderson <rth@redhat.com> - - * configure.tgt: Test correct directory for supported cpus. - - * configure.ac: Exit if unsupported. - * configure: Rebuild. - * configure.tgt: Delete boilerplate from libgomp for unsupported - targets. Set UNSUPPORTED for unsupported targets. - -2011-11-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> - - * configure.tgt: Handle i386 like i[456]86. - * config/generic/tls.h [!HAVE_ARCH_GTM_THREAD] (gtm_thr): Don't - take address. - * config/generic/tls.cc [!HAVE_ARCH_GTM_THREAD || - !HAVE_ARCH_GTM_THREAD_DISP] (_gtm_thr_tls): New variable. - -2011-11-05 Aldy Hernandez <aldyh@redhat.com> - - * method-wbetl.cc: Update copyright notice. - * aatree.cc: Same. - * util.cc: Same. - * libitm.h: Same. - * memset.cc: Same. - * eh_cpp.cc: Same. - * barrier.tpl: Same. - * useraction.cc: Same. - * stmlock.h: Same. - * memcpy.cc: Same. - * common.h: Same. - * config/generic/tls.cc: Same. - * config/generic/cacheline.h: Same. - * config/generic/cachepage.h: Same. - * config/generic/cacheline.cc: Same. - * config/generic/unaligned.h: Same. - * config/x86/cacheline.h: Same. - * config/x86/cacheline.cc: Same. - * config/x86/unaligned.h: Same. - * config/alpha/cacheline.h: Same. - * config/alpha/unaligned.h: Same. - * config/alpha/sjlj.S: Same. - * config/posix/cachepage.cc: Same. - * config/linux/futex.h: Same. - * config/linux/alpha/futex_bits.h: Same. - -2011-11-04 Torvald Riegel <triegel@redhat.com> - - * libitm.texi: No cover text and invariant sections. - -2011-11-03 Richard Henderson <rth@redhat.com> - - * local_type_traits: New file. - * libitm_i.h: Use it. Use C headers, not C++ wrappers. - -2011-11-03 Richard Henderson <rth@redhat.com> - - * configure.ac: Don't test for gfortran. - * configure: Rebuild. - - * testsuite/lib/libitm.exp: Don't include gfortran-dg.exp. - * testsuite/libitm.c++/c++.exp: Don't use gfortran-dg-runtest. - -2011-11-03 Aldy Hernandez <aldyh@redhat.com> - - * testsuite/libitm.c/memcpy-1.c: Add copyright notice. - * testsuite/libitm.c/memset-1.c: Same. - * testsuite/libitm.c/c.exp: Same. - * testsuite/lib/libitm-dg.exp: Same. - * testsuite/lib/libitm.exp: Same. - * testsuite/libitm.c++/c++.exp: Same. - -2011-11-03 Aldy Hernandez <aldyh@redhat.com> - - * testsuite/config/default.exp: Update copyright date. - * configure.ac: Add copyright info. - * configure.tgt: Same. - -2011-11-03 Aldy Hernandez <aldyh@redhat.com> - - * testsuite/libitm.c/reentrant.c: XFAIL. - * testsuite/libitm.c++/static_ctor.C: XFAIL. - -2011-10-29 Torvald Riegel <triegel@redhat.com> - - * beginend.cc (GTM::gtm_thread::rollback): Add aborting flag and - handle aborts. - (_ITM_abortTransaction): Handle aborts of outer transactions. - * libitm_i.h: Same. - * eh_cpp.cc (GTM::gtm_thread::revert_cpp_exceptions): Fix assertion. - * libitm.texi: Document aborts of outer transactions. - * testsuite/libitm.c/cancel.c: New file. - -2011-10-19 Torvald Riegel <triegel@redhat.com> - - * testsuite/*: Change __transaction to __transaction_atomic or - __transaction_relaxed. - -2011-10-19 Torvald Riegel <triegel@redhat.com> - - * config/linux/x86/tls.h (abi_disp): Make TLS slot read volatile. - (gtm_thr): Same. - -2011-10-19 Torvald Riegel <triegel@redhat.com> - - * libitm_i.h: Add gl_wt dispatch. - * retry.cc (parse_default_method): Same. - * method-gl.cc: New file. - * Makefile.am: Use method-gl.cc. - * Makefile.in: Rebuild. - -2011-10-19 Torvald Riegel <triegel@redhat.com> - - * beginend.cc (GTM::gtm_thread::trycommit): Ensure privatization - safety if requested by a TM method. - * dispatch.h (GTM::abi_dispatch::trycommit): Add parameter for - privatization safety. - * method-serial.cc: Same. - -2011-10-19 Torvald Riegel <triegel@redhat.com> - - * libitm_i.h: Renamed gtm_local_undo to gtm_undolog_entry. - (GTM::gtm_thread): Renamed local_undo to undolog. Renamed - undolog-related member functions from *_local to *_undolog. - * local.cc (gtm_thread::commit_undolog): Same. - * beginend.cc (GTM::gtm_thread::trycommit): Same. - (GTM::gtm_thread::rollback): Roll back undolog before - dispatch-specific rollback. - -2011-10-19 Torvald Riegel <triegel@redhat.com> - - * retry.cc (GTM::gtm_thread::decide_retry_strategy): Handle - re-initialization of the current method group. - * libitm_i.h (GTM::gtm_restart_reason): Add restart reason for this. - -2011-10-19 Torvald Riegel <triegel@redhat.com> - - * alloc.cc (commit_allocations_2): Do not free transaction-local - memory when committing a nested transaction. - -2011-10-19 Torvald Riegel <triegel@redhat.com> - - * method-serial.cc (GTM::gtm_thread::serialirr_mode): Fixed: Use - serial-irrevocable dispatch, not serial. - -2011-10-19 Torvald Riegel <triegel@redhat.com> - - * libitm_i.h (GTM::gtm_restart_reason): Re-arrange and clean up - declarations. - * dispatch.h (GTM::abi_dispatch::begin_or_restart): New. - * method-serial.cc: Implement begin_or_restart(). - * beginend.cc (GTM::gtm_thread::begin_transaction): Call - dispatch-specific begin_or_restart(). - (GTM::gtm_thread::restart): Same. - -2011-08-23 Torvald Riegel <triegel@redhat.com> - - * retry.cc (GTM::gtm_thread::decide_retry_strategy): Cleanup. Fix - restarting without switching to serial mode. - (GTM::gtm_thread::decide_begin_dispatch): Let the caller set the - transaction state. Choose closed-nesting alternative if available. - (GTM::gtm_thread::set_default_dispatch): New. - (parse_default_method): New. - (GTM::gtm_thread::number_of_threads_changed): New. - * method-serial.cc (GTM::serial_mg): New method group class. - (GTM::serialirr_dispatch): Belongs to serial_mg. Remove reinit and - fini. - (GTM::serial_dispatch): Same. - (GTM::serialirr_onwrite_dispatch): Same. - (GTM::gtm_thread::serialirr_mode): Remove calls to fini. - * beginend.cc (GTM::gtm_thread::~gtm_thread): Maintain number of - registered threads. - (GTM::gtm_thread::gtm_thread): Same. - (_ITM_abortTransaction): Remove calls to abi_dispatch::fini(). - (GTM::gtm_thread::trycommit): Same. Reset number of restarts. - (GTM::gtm_thread::begin_transaction): Let decide_begin_dispatch() - choose dispatch but set state according to dispatch here. - * dispatch.h (GTM::abi_dispatch::fini): Move to method group. - (GTM::method_group): New class. - (GTM::abi_dispatch): Add comments. Maintain pointer to method_group. - * libitm_i.h (GTM::gtm_thread): Add declarations for new members. - * libitm.texi: Document TM methods, method groups, method life cycle. - Rename method sets to method groups. - -2011-08-23 Torvald Riegel <triegel@redhat.com> - - * config/x86/tls.h: Moved to ... - * config/linux/x86/tls.h: ... here. - -2011-08-23 Torvald Riegel <triegel@redhat.com> - - * config/x86/tls.h: Use __x86_64__ instead of __LP64__. - Add X32 support. - * config/x86/sjlj.S: Same. - -2011-08-19 Torvald Riegel <triegel@redhat.com> - - * config/linux/rwlock.h: New file. - * config/linux/rwlock.c: New file. - * configure.ac: Reenable futex support (undo SVN rev 157758). - * Makefile.am: Same. - * configure.tgt: Same. - * config/linux/alpha/futex_bits.h: Same. - * config/linux/futex.h: Same. Return number of woken processes. - * config/linux/futex.cc: Same. - (futex_wait): Remove spinning. - * config/linux/x86/futex_bits.h: Same. Set futex timeout to zero. - Use __x86_64__ instead of __LP64__. - * aclocal.m4: Include generic futex checks. - * configure: Rebuild. - * Makefile.in: Rebuild. - * testsuite/Makefile.in: Rebuild. - * beginend.cc: Include pthread.h. - * config/posix/cachepage.cc: Same. - -2011-08-12 Torvald Riegel <triegel@redhat.com> - - * config/x86/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed. - (abi_disp, set_abi_disp): Move to tx's TLS slot. - (set_gtm_thr): New. - * config/generic/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed. - (set_gtm_thr): New. - (GTM::gtm_thread::thread_num): Removed. - (GTM::gtm_thread): Renamed to GTM::gtm_thread_tls. - * libitm_i.h (GTM::gtm_transaction): Renamed to GTM::gtm_thread. More - tx-to-thread renaming. - * beginend.cc: Adapted to tx-to-thread renaming. - (GTM::gtm_thread::~gtm_thread): Extracted from thread_exit_handler(). - (GTM::gtm_thread::gtm_thread): Extracted from begin_transaction(). - * query.cc (_ITM_getTransactionId, _ITM_inTransaction): Renamed - gtm_transaction to gtm_thread. - (_ITM_getThreadnum): Removed. Not supported anymore. - * testsuite/libitm.c/notx.c (main): Removed _ITM_getThreadnum call. - * libitm.texi: Documented that _ITM_getThreadnum is not supported. - * useraction.cc: Renamed gtm_transaction to gtm_thread. Adapted to - gtm_tx-to-gtm_thr renaming if necessary. - * eh_cpp.cc: Same. - * local.cc: Same. - * retry.cc: Same. - * clone.cc: Same. - * alloc.cc: Same. - * alloc_c.cc: Same. - * alloc_cpp.cc: Same. - * method-serial.cc: Same. - * config/generic/tls.cc: Same. - * config/posix/rwlock.h (gtm_rwlock): Same. - * config/posix/rwlock.cc: Same. Adapted to more tx-to-thread renaming. - -2011-08-12 Torvald Riegel <triegel@redhat.com> - - * config/posix/rwlock.cc (gtm_rwlock::read_lock): Changed locking - implementation. - (gtm_rwlock::read_unlock): Same. - (gtm_rwlock::write_lock_generic): New. Generalized from ... - (gtm_rwlock::write_lock, gtm_rwlock::write_upgrade): ... these. - * libitm_i.h (GTM::gtm_transaction): Added shared_state. - * config/posix/rwlock.h (GTM::gtm_rwlock): Removed a_reader and - w_upgrade. Replaced by per-transaction flags (in shared_state). - Added c_confirmed_writers. - (GTM::gtm_rwlock::read_lock, GTM::gtm_rwlock::read_unlock, - GTM::gtm_rwlock::write_upgrade): Add tx parameter. - * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same. - * method-serial.cc (GTM::gtm_transaction::serialirr_mode): Same. - * beginend.cc (GTM::gtm_transaction::begin_transaction, - _ITM_abortTransaction, GTM::gtm_transaction::trycommit): Same. - * libitm.texi: Document locking conventions and implementations in - libitm. - -2011-08-12 Torvald Riegel <triegel@redhat.com> - - * libitm_i.h (next_tx): Add list of all threads' transaction. - * beginend.cc (GTM::gtm_transaction::begin_transaction): Register - transaction with list of transactions and ... - (thread_exit_handler): ... deregister here. - * config/alpha/target.h: Add HW_CACHELINE_SIZE setting. - * config/x86/target.h: Same. - -2011-08-12 Torvald Riegel <triegel@redhat.com> - - * testsuite/libitm.c++/static_ctor.C: New file. - -2011-08-12 Torvald Riegel <triegel@redhat.com> - - * testsuite/libitm.c/reentrant.c: New file. - -2011-08-12 Torvald Riegel <triegel@redhat.com> - - * config/generic/tls.h: Remove the free list for transactions and ... - * beginend.cc (GTM::gtm_transaction::operator new): ... allocate ... - (GTM::gtm_transaction::operator delete): ... and release here. - (thread_exit_handler): New. Delete tx when thread terminates. - (thread_exit_init): New. - (GTM::gtm_transaction::begin_transaction): Set up on-exit handler. - * testsuite/libitm.c/txrelease.c: New file. - -2011-08-12 Torvald Riegel <triegel@redhat.com> - - * query.cc (_ITM_getThreadnum): Set up gtm_thread if necessary. - * testsuite/libitm.c/notx.c: New file. - -2011-08-12 Torvald Riegel <triegel@redhat.com> - - * config/generic/tls.h (gtm_thread): Move local_tid from here ... - * libitm_i.h (local_tid): ... to here. - * beginend.cc (GTM::gtm_transaction::begin_transaction): Same. - (GTM::gtm_transaction::operator new): Set up gtm_thread if necessary. - -2011-08-12 Torvald Riegel <triegel@redhat.com> - - * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Use - serialirr_onwrite_dispatch as new default for now. - * method-serial.cc (serialirr_onwrite_dispatch): New. - (GTM::dispatch_serialirr_onwrite): New. - * libitm_i.h: Same. - -2011-08-12 Torvald Riegel <triegel@redhat.com> - - * beginend.cc (GTM::gtm_transaction::rollback): Roll back tx id as well. - * query.cc (_ITM_getTransactionId): There is no active transaction if - the current nesting level is zero. - -2011-07-28 Torvald Riegel <triegel@redhat.com> - - * beginend.cc (GTM::gtm_transaction::rollback): Fix nesting level - rollback. - -2011-07-28 Torvald Riegel <triegel@redhat.com> - - * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Get - transaction properties from the caller instead of from the - transaction object. - * libitm_i.h: Same. - * beginend.cc (GTM::gtm_transaction::begin_transaction): Same. - -2011-07-28 Torvald Riegel <triegel@redhat.com> - - * local.cc (gtm_transaction::rollback_local): Support closed nesting. - * eh_cpp.cc (GTM::gtm_transaction::revert_cpp_exceptions): Same. - * dispatch.h: Same. - * method-serial.cc: Same. - * beginend.cc (GTM::gtm_transaction::begin_transaction): Change to - flat nesting as default, and closed nesting on demand. - (GTM::gtm_transaction::rollback): Same. - (_ITM_abortTransaction): Same. - (GTM::gtm_transaction::restart): Same. - (GTM::gtm_transaction::trycommit): Same. - (GTM::gtm_transaction::trycommit_and_finalize): Removed. - (choose_code_path): New. - (GTM::gtm_transaction_cp::save): New. - (GTM::gtm_transaction_cp::commit): New. - * query.cc (_ITM_inTransaction): Support flat nesting. - * libitm_i.h (GTM::gtm_transaction_cp): New helper struct for nesting. - (GTM::gtm_transaction): Support flat and closed nesting. - * alloc.cc (commit_allocations_2): New. - (commit_cb_data): New helper struct. - (GTM::gtm_transaction::commit_allocations): Handle nested - commits/rollbacks. - * libitm.texi: Update user action section, add description of nesting. - -2011-07-28 Torvald Riegel <triegel@redhat.com> - - * libitm_i.h: Add closed nesting as restart reason. - * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same. - -2011-07-28 Torvald Riegel <triegel@redhat.com> - - * useraction.cc: Use vector instead of list to store actions. - Also support partial rollbacks for closed nesting. - * libitm_i.h (GTM::gtm_transaction::user_action): Same. - * beginend.cc: Same. - -2011-07-28 Torvald Riegel <triegel@redhat.com> - - * dispatch.h (GTM::abi_dispatch): Add can_run_uninstrumented_code and - closed_nesting flags, as well as a closed nesting alternative. - * method-serial.cc: Same. - (serial_dispatch): Renamed to serialirr_dispatch. - (GTM::dispatch_serialirr): Same. - (serial_dispatch_ul): Renamed to serial_dispatch. - (GTM::dispatch_serial): Same. - -2011-07-28 Torvald Riegel <triegel@redhat.com> - - * libitm.h (_ITM_codeProperties): Change pr_hasElse to the ABI's value. - -2011-07-28 Torvald Riegel <triegel@redhat.com> - - * aatree.h (aa_tree::remove): New. - (aa_tree::operator new): Add placement new. - -2011-07-02 Torvald Riegel <triegel@redhat.com> - - * containers.h: New file. - * util.cc (xmalloc, xrealloc): Accept cacheline-alloc flag. - * libitm_i.h (xmalloc, xrealloc): Moved declarations from here ... - * common.h: ... to here. - (local_undo): Use GTM::vector for gtm_transaction::local_undo. - * local.cc: Same. - -2011-06-30 Torvald Riegel <triegel@redhat.com> - - * libitm_i.h (STATE_ABORTING): Remove. - * beginend.cc (_ITM_abortTransaction): Same. - (GTM::gtm_transaction::trycommit_and_finalize): Same. - * libitm.h (_ITM_registerThrownObject, _ITM_tryCommitTransaction): Remove. - (_ITM_rollbackTransaction): Remove. - * beginend.cc: Same. - * libitm.map: Same. - * libitm.texi: Document these ABI changes. - -2011-06-30 Torvald Riegel <triegel@redhat.com> - - * libitm.texi: New file. - * Makefile.am: Add libitm.texi. - * Makefile.in: Rebuild. - -2011-06-30 Torvald Riegel <triegel@redhat.com> - - * libitm_i.h: Move parts to common.h and dispatch.h. - * common.h: New file. - * dispatch.h: New file, new dispatch class. - Rename GTM::abi_dispatch::lock_type to ls_modifier. - RenameGTM::abi_dispatch::NOLOCK to NONTXNAL. - * beginend.cc (GTM::gtm_transaction::begin_transaction): Delegate mode - decision to retry.cc. - * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Use serial mode - only. - (GTM::gtm_transaction::decide_begin_dispatch): Same. - * method-serial.cc: Adapt to new dispatch. Add serial mode with undo - logging. - * barrier.cc: Use new barriers definitions. - (abi_dispatch::memmove_overlap_check): New. - * config/x86/x86_sse.cc: Same. - * config/x86/x86_avx.cc: Same. - * Makefile.am: Don't build readonly and wbetl methods, memset.cc and - memcpy.cc. - * Makefile.in: Rebuild. - * method-readonly.cc: Remove. - * method-wbetl.cc: Rename GTM::abi_dispatch::lock_type to ls_modifier. - Rename GTM::abi_dispatch::NOLOCK to NONTXNAL. - -2011-06-30 Torvald Riegel <triegel@redhat.com> - - * alloc_c.cc (_ITM_dropReferences): Don't support it anymore. - * testsuite/libitm.c++/dropref.C: _ITM_dropReferences is expected to fail. - * testsuite/libitm.c/dropref-2.c: Same. - * testsuite/libitm.c/dropref.c: Same. - -2011-06-30 Torvald Riegel <triegel@redhat.com> - - * config/generic/tls.h (gtm_disp): Rename to abi_disp. - * config/generic/tls.h (set_gtm_disp): Rename to set_abi_disp. - * libitm_i.h: Rename gtm_dispatch to abi_dispatch. - * alloc_c.cc: Same. - * barrier.tpl: Same. - * beginend.c: Same. - * config/generic/tls.h: Same. - * config/x86/tls.h: Same. - * libitm_i.h: Same. - * memcpy.cc: Same. - * memset.cc: Same. - * method-readonly.cc: Same. - * method-serial.cc: Same. - * method-wbetl.cc: Same. - * retry.cc: Same. - -2011-03-03 Richard Henderson <rth@redhat.com> - - * config/posix/rwlock.cc (write_upgrade): Add missing case. - From Patrik Marlier <patrick.marlier@unine.ch>. - -2011-02-03 Richard Henderson <rth@redhat.com> - - * acinclude.m4 (LIBITM_CHECK_SIZE_T_MANGLING): New. - * configure.ac: Use it. - * configure, config.h.in: Rebuild. - * alloc_cpp.cc (_ZnwX): Use MANGLE_SIZE_T in constructing the name. - (_ZnaX, _ZnwXRKSt9nothrow_t, _ZnaXRKSt9nothrow_t, _ZGTtnwX, - _ZGTtnaX, _ZGTtnwXRKSt9nothrow_t, _ZGTtnaXRKSt9nothrow_t): Likewise. - * libitm.map: Use wildcards to match size_t mangling. - -2010-12-14 Richard Henderson <rth@redhat.com> - - * beginend.cc (GTM::gtm_transaction::begin_transaction): Allocate - blocks of TIDs per thread. - * config/generic/tls.h (struct gtm_thread): Add local_tid member. - (setup_gtm_thr): Return the thread structure. - * config/x86/tls.h (setup_gtm_thr): Likewise. - -2010-12-14 Richard Henderson <rth@redhat.com> - - * clone.cc (table_lock): Remove. - (find_clone): Don't take it. - (ExcludeTransaction): New helper class. - (_ITM_registerTMCloneTable): Use it. - (_ITM_deregisterTMCloneTable): Likewise. - -2010-12-14 Richard Henderson <rth@redhat.com> - - * config/x86/tls.h: New file. - -2010-07-15 Richard Henderson <rth@redhat.com> - - * Makefile.am (AM_CXXFLAGS): Add -funwind-tables. - * Makefile.in: Rebuild. - -2010-07-13 Aldy Hernandez <aldyh@redhat.com> - - * method-wbetl.cc (trydropreference): Fix source line. - -2010-07-13 Aldy Hernandez <aldyh@redhat.com> - - * libitm.h: Add comment. - * libitm_i.h (begin_transaction): Add ITM_REGPARM. - -2010-07-07 Aldy Hernandez <aldyh@redhat.com> - - * configure.ac: Call LIBITM_CHECK_64BIT_SYNC_BUILTINS. - * beginend.cc (begin_transaction): If 64-bit sync builtins are not - available, use pthread mutexes. - * acinclude.m4 (LIBITM_CHECK_64BIT_SYNC_BUILTINS): New. - * config.h.in: Regenerate. - * configure: Regenerate. - -2010-07-06 Aldy Hernandez <aldyh@redhat.com> - - * libitm.h (ITM_PURE): Define. - Declare _ITM_malloc, _ITM_calloc, and _ITM_free. - -2010-06-28 Aldy Hernandez <aldyh@redhat.com> - - * method-wbetl.cc (class wbetl_dispatch): Add trydropreference. - (validate): Add comment. - (trydropreference): New. - * method-readonly.cc (class readonly_dispatch): Add - trydropreference. - * alloc_c.cc (_ITM_dropReferences): Remove const attribute. - Call trydropreference(). - * libitm.h (_ITM_dropReferences): Remove const attribute. - * method-serial.cc (class serial_dispatch): Add trydropreference. - * libitm_i.h (struct gtm_dispatch): Add trydropreference. - -2010-06-28 Aldy Hernandez <aldyh@redhat.com> - - * memcpy.cc (do_memcpy): Comment. - -2010-06-25 Aldy Hernandez <aldyh@redhat.com> - - * barrier.tpl: Add comments throughout. - -2010-06-24 Aldy Hernandez <aldyh@redhat.com> - - * method-wbetl.cc (struct w_entry): Add comments. - (trycommit): Same. - (rollback): Same. - -2010-06-24 Aldy Hernandez <aldyh@redhat.com> - - * alloc_c.cc (_ITM_dropReferences): New. - * libitm.map (_ITM_dropReferences): Add. - * libitm.h (_ITM_dropReferences): Add transaction_pure attribute. - * libitm_i.h (struct gtm_transaction): Declare - drop_references_allocations and drop_references_local. - * local.cc (rollback_local): Ignore memory when applicable. - (drop_references_local): New. - -2010-06-23 Richard Henderson <rth@redhat.com> - - * barrier.tpl, beginend.cc, clone.cc, tls.h, memcpy.cc, - memset.cc, method-serial.cc: Revert the 2010-06-16 change. - * config/x86/target.h (struct gtm_jmpbuf): Change CFA type to void*. - * config/alpha/target.h: Likewise. - * config/generic/tls.cc (gtm_mask_stack): Use it. - -2010-06-23 Richard Henderson <rth@redhat.com> - - * config/posix/cachepage.cc (gtm_cacheline_page::operator new): Use - a mutex instead of trying a lock-free compare-and-swap on the list. - (gtm_cacheline_page::operator delete): Likewise. - -2010-06-16 Richard Henderson <rth@redhat.com> - - * method-wbetl.cc (wbetl_dispatch::trycommit): Discard changes - that overlap the libitm stack. - * barrier.tpl: Mark incoming stack. - * beginend.cc (_ITM_rollbackTransaction, _ITM_abortTransaction, - _ITM_commitTransaction, _ITM_commitTransactionEH): Likewise. - * clone.cc (_ITM_getTMCloneOrIrrevocable): Likewise. - * memcpy.cc, memset.cc: Likewise. - * method-serial.cc (_ITM_changeTransactionMode): Likewise. - * config/generic/tls.h (gtm_thread): Add stack_top member. - (gtm_stack_top, set_gtm_stack_top, struct gtm_stack_marker): New. - * libitm_i.h (gtm_mask_stack): Declare. - * config/generic/tls.cc: New file. - * Makefile.am (libitm_la_SOURCES): Add it. - (AM_CXXFLAGS): Turn off exceptions. - * Makefile.in: Rebuild. - -2010-06-16 Richard Henderson <rth@redhat.com> - - * alloc.cc (struct gtm_alloc_action): Move definition ... - * libitm_i.h: ... here. - (class gtm_transaction): Declare new and delete. - * beginend.cc (alloc_tx): Reformulate as operator new. - (free_tx): Reformulate as operator delete. - * config/generic/tls.h (gtm_thread): Change free_tx member to void *. - -2010-06-11 Richard Henderson <rth@redhat.com> - - * clone.cc (clone_entry_compare): Fix typo. - From Patrik Marlier <patrick.marlier@unine.ch>. - -2010-05-13 Richard Henderson <rth@redhat.com> - - * alloc_c.cc (_ITM_malloc, _ITM_calloc, _ITM_free): Wrap functions - in extern "C". - -2010-05-07 Aldy Hernandez <aldyh@redhat.com> - - * libitm_i.h (struct gtm_transaction): Remove - get_allocation_size. - (record_allocation): Remove size parameter. - * libitm.map (_ITM_realloc): Remove. - * alloc_c.cc (_ITM_realloc): Remove. - (_ITM_malloc): Remove size argument to record_allocation. - (_ITM_calloc): Same. - * alloc_cpp.cc (_ZGTtnwm): Same. - (_ZGTtnwmRKSt9nothrow_t): Same. - (_ZGTtnam): Same. - (_ZGTtnamRKSt9nothrow_t): Same. - * alloc.cc (struct gtm_alloc_action): Remove size. - (get_allocation_size): Remove. - (commit_allocations): Add comment. - (record_allocation): Remove size parameter. - (forget_allocation): Remove set of size. - -2010-04-19 Aldy Hernandez <aldyh@redhat.com> - - * Makefile.am (abi_version): New. - (AM_CXXFLAGS): Pass abi_version. - * Makefile.in: Regenerate. - * config/x86/unaligned.h: Remove always_inline kludge for vectors. - -2010-04-06 Aldy Hernandez <aldyh@redhat.com> - - * clone.cc (_ITM_getTMCloneOrIrrevocable): Rename from - _ITM_getTMCloneOrIrrevokable. - * libitm.h (_ITM_getTMCloneOrIrrevocable): Same. - * libitm.map (_ITM_getTMCloneOrIrrevocable): Same. - -2010-03-26 Aldy Hernandez <aldyh@redhat.com> - - * configure.ac: Remove Linux futex support. - * configure.tgt (config_path): Same. - * Makefile.am: Same. - * config/linux: Remove entire directory. - * configure: Rebuild. - * Makefile.in: Rebuild. - * testsuite/Makefile.in: Rebuild. - -2010-03-09 Aldy Hernandez <aldyh@redhat.com> - - * retry.cc (decide_retry_strategy): Set state to STATE_SERIAL when - switching to serial mode. - * beginend.cc (trycommit_and_finalize): Unlock serial_lock. - -2010-03-03 Aldy Hernandez <aldyh@redhat.com> - - * configure.tgt: Add emacs -*- tags. - * barrier.tpl: Same. - -2010-02-23 Aldy Hernandez <aldyh@redhat.com> - - * Makefile.am: Rename serial.cc to method-serial.cc. - * Makefile.in: Regenerate with automake 1.11.1. - * testsuite/Makefile.in: Same. - * aclocal.m4: Regenerate with aclocal 1.11.1. - * method-serial.cc: Rename from serial.cc. - * libitm_i.h (struct gtm_transaction): Update comment on - serialirr_mode. - -2010-02-22 Aldy Hernandez <aldyh@redhat.com> - - * libitm_i.h (GTM_longjmp): Add ITM_REGPARM. - * config/linux/rwlock.h (class gtm_rwlock): Add comments. - -2010-02-11 Aldy Hernandez <aldyh@redhat.com> - - * configure: Rebuild. - -2009-11-12 Richard Henderson <rth@redhat.com> - - * Rewrite everything in C++. - -2009-11-03 Richard Henderson <rth@redhat.com> - - * config/x86/x86_sse.c, config/x86/x86_avx.c: New files. - * Makefile.am (libitm_la_SOURCES): Add them. - * configure.ac (ARCH_X86): New conditional. - * Makefile.in, configure: Rebuild. - * configure.tgt: Set up ARCH; do cflags setup at the same time. - Move futex setup into "other system configury" case. - * local.c (rollback_local): Merge into ... - (GTM_rollback_local): ... here. - (GTM_LB): Rename from GTM_alloc_local; do the memcpy here. - (_ITM_LB): Define as an alias to GTM_LB. - -2009-11-03 Richard Henderson <rth@redhat.com> - - * method-readonly.c: New file. - * Makefile.am (libitm_la_SOURCES): Add it. - * Makefile.in: Rebuild. - * beginend.c (gtm_stmlock_array, gtm_clock): New. - (GTM_begin_transaction): Use dispatch_readonly for read-only txn. - * libitm_i.h (gtm_stmlock, gtm_version): Move from method-wbetl.c. - (GTM_VERSION_MAX, GTM_VERSION_INVALID, gtm_stmlock_owned_p, - gtm_stmlock_set_owned, gtm_stmlock_get_addr, - gtm_stmlock_get_version, gtm_stmlock_set_version, LOCK_ARRAY_SIZE, - gtm_stmlock_array, gtm_get_stmlock, gtm_clock, RESTART_NOT_READONLY, - gtm_get_clock, gtm_inc_clock): New. - * method-wbetl.c (gtm_version, gtm_stmlock, OWNED_MASK, VERSION_MAX, - LOCK_GET_OWNED, LOCK_SET_ADDR, LOCK_GET_ADDR, LOCK_GET_TIMESTAMP, - LOCK_SET_TIMESTAMP, LOCK_ARRAY_SIZE, LOCK_MASK, LOCK_IDX, GET_LOCK, - locks, gclock, CLOCK, GET_CLOCK, FETCH_AND_INC_CLOCK): Remove and - replace uses with new libitm_i.h symbols. - (dispatch_wbetl): Rename from wbetl_dispatch. - * retry.c (GTM_decide_retry_strategy): If RESTART_NOT_READONLY, move - away from dispatch_readonly; abort if the beginTransaction call - asserted that the transaction was readonly. - -2009-11-03 Richard Henderson <rth@redhat.com> - - * memset.c: New file. - * Makefile.am (libitm_la_SOURCES): Add it. - * Makefile.in: Rebuild. - * testsuite/libitm.c/memset-1.c: New. - -2009-11-03 Richard Henderson <rth@redhat.com> - - * dispatch.c: Remove file. - * useraction.c (struct gtm_user_action): Move from libitm.h. - * serial.c (GTM_null_read_lock, GTM_null_write_lock): New. - (serial_memset, serial_memmove, serial_memcpy): Remove. - (serial_W*, serial_R*): Remove. - (serial_dispatch): Update to match. - * configure.ac: Move Werror down below configure checks. Don't - check for sys/loadavg.h, do check for malloc.h. Don't check for - getloadavg and clock_gettime; do check for memalign, posix_memalign. - Use GCC_AC_FUNC_MMAP_BLACKLIST - * libitm.h: Split out all internal items to... - * libitm_i.h: ... here. New file. - * copymask.c: New file. - * local.c (struct gtm_local_undo): Move from libitm.h. - (GTM_alloc_local): Rename from alloc_local; export. - * memcpy.c: New file. - * alloc_c.c (_ITM_realloc): Use _ITM_memcpyRnWt directly. - * config/posix/page.c: New file. - * config/posix/target_tls.h: Remove file. - * barrier.c: New file. - * Makefile.am (libitm_la_SOURCES): Add barrier.c, memcpy.c, - copymask.c, page.c. - * alloc.c (struct gtm_alloc_action): Move from libitm.h. - * method-wbetl.c: Rewrite for new cacheline methods. - * Makefile.in, configure, testsuite/Makefile.in, config.h.in: Rebuild. - - * config/alpha/sjlj.S: Fix typo. - * config/alpha/target_i.h: Copy functions from alpha/target.h. - * config/alpha/copymask.c: New file. - * config/alpha/target.h (CACHELINE_SIZE): New. - (STRICT_ALIGNMENT, PAGE_SIZE, FIXED_PAGE_SIZE): New. - - * config/x86/target_i.h: Copy functions from x86/target.h. - * config/x86/copymask.c: New file. - * config/x86/target.h (_ITM_ALL_TARGET_TYPES): Remove. - (CACHELINE_SIZE, STRICT_ALIGNMENT): New. - (PAGE_SIZE, FIXED_PAGE_SIZE): New. - * config/x86/target_tls.h: Move contents to target_i.h. - - * testsuite/libitm.c/clone-1.c: Include libitm.h. - * testsuite/libitm.c/memcpy-1.c: New. - -2009-10-22 Richard Henderson <rth@redhat.com> - - * Makefile.am (CCAS, CCASFLAGS, LTCCASCOMPILE): Remove. - (AM_CCASFLAGS): New. - * configure.ac: Add AM_PROG_AS. Use m4_rename_force for - saving/restoring _AC_ARG_VAR_PRECIOUS. - * Makefile.in, aclocal.m4, config.h.in, configure, - testsuite/Makefile.in: Rebuild with automake 1.11; autoconf 2.64. - -2009-10-22 Richard Henderson <rth@redhat.com> - - * testsuite/*: Update for new compiler syntax. - -2009-10-21 Richard Henderson <rth@redhat.com> - - * libitm.h (_ITM_abortReason): Add outerAbort. - -2009-08-03 Richard Henderson <rth@redhat.com> - - * libitm.map (_ITM_commitTransactionEH, _ITM_cxa_allocate_exception, - _ITM_cxa_begin_catch, _ITM_cxa_end_catch, _ITM_cxa_throw): Export. - * method-wbetl.c (struct w_entry): Remove mask. - (wbetl_write, wbetl_load): Return pointer to word containing the data; - adjust all callers. - -2009-07-22 Richard Henderson <rth@redhat.com> - - * eh_cpp.c: New file. - * Makefile.am (libitm_la_SOURCES): Add it. - * Makefile.in: Rebuild. - * beginend.c (GTM_rollback_transaction): Undo exception state. - (GTM_trycommit_transaction): Mark inline. - (GTM_trycommit_and_finalize_transaction): Split out from ... - (_ITM_commitTransaction): ... here. - (_ITM_commitTransactionEH): New function. - * libitm.h (struct gtm_transaction): Add cxa_catch_count, - cxa_unthrown, eh_in_flight; reorder. - - * testsuite/libitm.c++/c++.exp: New. - * testsuite/libitm.c++/eh-1.C: New. - - * aatree.c (aa_free): Remove REGPARM. - * aatree.h: Remove all REGPARM. - -2009-07-18 Richard Henderson <rth@redhat.com> - - * aatree.c, aatree.h, alloc.c, alloc_c.c, alloc_cpp.c: New files. - * Makefile.am (libitm_la_SOURCES): Add them. - * Makefile.in: Rebuild. - * beginend.c (GTM_rollback_transaction): Use GTM_commit_allocations. - (GTM_trycommit_transaction): Likewise. - * libitm.h: Include aatree.h - (struct gtm_alloc_action): New. - (struct gtm_transaction): Add alloc_actions. - (GTM_record_allocation, GTM_forget_allocation): Declare. - (GTM_get_allocation_size, GTM_commit_allocations): Declare. - * libitm.map (_ITM_malloc, _ITM_calloc, _ITM_realloc, _ITM_free, - _ZGTtnwm, _ZGTtnam, _ZGTtdlPv, _ZGTtdaPv, _ZGTtnwmRKSt9nothrow_t, - _ZGTtnamRKSt9nothrow_t, _ZGTtdlPvRKSt9nothrow_t, - _ZGTtdaPvRKSt9nothrow_t): Export. - -2009-07-18 Richard Henderson <rth@redhat.com> - - * target_tls.h: Move ... - * config/posix/target_tls.h: ... here. - -2009-07-07 Richard Henderson <rth@redhat.com> - - * config/x86/target.h (atomic_write_barrier): Use sfence if available. - -2009-07-07 Richard Henderson <rth@redhat.com> - - * Update to GPL3. - -2009-07-07 Richard Henderson <rth@redhat.com> - - * libitm.h (struct gtm_transaction): Widen id to _ITM_transactionId_t. - * beginend.c (global_tid): Widen to _ITM_transactionId_t. - - * configure.tgt: Don't use -ftls-model for x86 linux. - * libitm.h: Include target.h after standard includes. - (_gtm_thr): Rename from gtm_thr. - (setup_gtm_thr, gtm_thr, gtm_tx, set_gtm_tx): New. - (gtm_disp, set_gtm_disp): New. - * beginend.c, dispatch.c, local.c, method-wbetl.c, query.c, - retry.c, serial.c, useraction.c: Use accessor functions throughout. - * config/alpha/target_tls.h, config/x86/target_tls.h: New files. - -2009-07-07 Richard Henderson <rth@redhat.com> - - * config/linux/rwlock.c (EZ): New define. Use it throughout. - -2009-07-06 Richard Henderson <rth@redhat.com> - - * libitm.h (_ITM_SRCLOCATION_DECL_1, _ITM_SRCLOCATION_DECL_2): Remove. - (_ITM_SRCLOCATION_DEFN_1, _ITM_SRCLOCATION_DEFN_2): Remove. - (_ITM_beginTransaction): Take variadic arguments. - (_ITM_registerThrownObject): Declare. - * beginend.c, serial.c: Update. - * libitm.map: Add _ITM_registerThrownObject. - -2009-01-28 Richard Henderson <rth@redhat.com> - - * Makefile.am (libitm_la_SOURCES): Add clone.c. - * Makefile.in: Rebuild. - * beginend.c (_ITM_abortTransaction): Abort if irrevokable. - (GTM_restart_transaction): Fix uninstrumented code check. - * retry.c (GTM_decide_retry_strategy): Add serial check. - * serial.c (GTM_serialmode): Add irrevokable variable. Don't - automatically go irrevokable when in serial mode. - * clone.c: New file. - * libitm.h, libitm.map: Update. - -2009-01-27 Richard Henderson <rth@redhat.com> - - * Makefile.am (LTCCASCOMPILE): Define. - (libitm_la_SOURCES): Add methid-wbetl.c. - * testsuite/Makefile.am: New - * configure.ac: Add testsuite/Makefile. - * Makefile.in, testsuite/Makefile.in, configure: Regenerate. - * beginend.c (GTM_begin_transaction): Install wbetl_dispatch. - (_ITM_abortTransaction): Finalize implementation method; pass - transaction properties to longjmp. - (GTM_restart_transaction): Split out from ... - (_ITM_commitTransaction): ... here. - * config/linux/x86/futex_bits.h (cpu_relax, atomic_write_barrier): - Move to config/x86/target.h. - * config/linux/alpha/futex_bits.h: New. - * config/x86/sjlj.S (GTM_longjmp): Fix 64-bit input register. - * config/x86/target.h: Disable target types for 32-bit. - * config/alpha/sjlj.S, config/alpha/target.h: New. - * libitm.h (struct gtm_dispatch): Add init, fini. - (enum restart_reason): New. - (struct gtm_transaction): Add method and restarts. - * retry.c (GTM_decide_retry_strategy): Implement. - * serial.c (serial_init, serial_fini): New. - (GTM_serialmode): Finialize outgoing method. - * method-wbetl.c: New. - -2008-12-09 Richard Henderson <rth@redhat.com> - - * config/x86/target.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): New. - * configure.tgt (i386-*, x86_64-*): Don't force SSE. - * dispatch.c (_ITM_##R##T, _ITM_##W##T): Use _ITM_TYPE_ATTR. - * libitm.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): Provide default. - (_ITM_TYPE_M64, _ITM_TYPE_M128, _ITM_TYPE_M256): Move to x86 header. - (_ITM_ALL_TYPES): Use _ITM_ALL_TARGET_TYPES. - * local.c (_ITM_L##T): Use _ITM_TYPE_ATTR. - * serial.c (serial_R##T, serial_W##T): Likewise. - -2008-11-21 Richard Henderson <rth@redhat.com> - - * Initial commit. |