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2012-02-24 Torvald Riegel <triegel@redhat.com>* retry.cc (GTM::gtm_thread::number_of_threads_changed): Changedefault 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 ofserial 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 undofor 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 lockacquisition 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 anduse decide_begin_dispatch() if default_dispatch might have changed.(GTM::gtm_thread::number_of_threads_changed): Initializedefault_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 methodsupports 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 readerwake-up.2012-01-24 Uros Bizjak <ubizjak@gmail.com>* config/x86/target.h (gtm_jmpbuf) [__x86_64__]: Move rip to theend of structure.* config/x86/sjlj.S (_ITM_beginTransaction) [__x86_64__]: Updateoffset values. Do not copy return address. Decrement stackby 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__]: Loadthe 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, removeinclude, exclude options.2012-01-14 Torvald Riegel <triegel@redhat.com>* local.cc (GTM::gtm_undolog::rollback): Truncate undo log afterrolling 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 thatoverlap 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_capacityparameter 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 enforceprivatization safety if already in serial mode.2011-12-24 Torvald Riegel <triegel@redhat.com>* beginend.cc (GTM::gtm_thread::restart): Add and handlefinish_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 readerflag 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 intas 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 atomicints.* 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 memoryorders 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): Fixsigned/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): Removeredundant __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'tHAVE_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 assistin 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 codesequence without .hidden support, error for non-ELF targets.(GTM_longjmp) [__ELF__]: Only use .hidden ifHAVE_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 thestore_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 .byteto 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 unsupportedtargets. 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'ttake 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 andhandle 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 privatizationsafety if requested by a TM method.* dispatch.h (GTM::abi_dispatch::trycommit): Add parameter forprivatization 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. Renamedundolog-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 beforedispatch-specific rollback.2011-10-19 Torvald Riegel <triegel@redhat.com>* retry.cc (GTM::gtm_thread::decide_retry_strategy): Handlere-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-localmemory when committing a nested transaction.2011-10-19 Torvald Riegel <triegel@redhat.com>* method-serial.cc (GTM::gtm_thread::serialirr_mode): Fixed: Useserial-irrevocable dispatch, not serial.2011-10-19 Torvald Riegel <triegel@redhat.com>* libitm_i.h (GTM::gtm_restart_reason): Re-arrange and clean updeclarations.* dispatch.h (GTM::abi_dispatch::begin_or_restart): New.* method-serial.cc: Implement begin_or_restart().* beginend.cc (GTM::gtm_thread::begin_transaction): Calldispatch-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. Fixrestarting without switching to serial mode.(GTM::gtm_thread::decide_begin_dispatch): Let the caller set thetransaction 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 andfini.(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 ofregistered 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. Moretx-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): Renamedgtm_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 togtm_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 lockingimplementation.(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 andw_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 inlibitm.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): Registertransaction 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): Useserialirr_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 ifthe current nesting level is zero.2011-07-28 Torvald Riegel <triegel@redhat.com>* beginend.cc (GTM::gtm_transaction::rollback): Fix nesting levelrollback.2011-07-28 Torvald Riegel <triegel@redhat.com>* retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Gettransaction properties from the caller instead of from thetransaction 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 toflat 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 nestedcommits/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 andclosed_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 modedecision to retry.cc.* retry.cc (GTM::gtm_transaction::decide_retry_strategy): Use serial modeonly.(GTM::gtm_transaction::decide_begin_dispatch): Same.* method-serial.cc: Adapt to new dispatch. Add serial mode with undologging.* 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 andmemcpy.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): Allocateblocks 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 notavailable, 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): Addtrydropreference.* 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): Declaredrop_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): Usea 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 changesthat 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 functionsin extern "C".2010-05-07 Aldy Hernandez <aldyh@redhat.com>* libitm_i.h (struct gtm_transaction): Removeget_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 whenswitching 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 onserialirr_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 andreplace uses with new libitm_i.h symbols.(dispatch_wbetl): Rename from wbetl_dispatch.* retry.c (GTM_decide_retry_strategy): If RESTART_NOT_READONLY, moveaway from dispatch_readonly; abort if the beginTransaction callasserted 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'tcheck for sys/loadavg.h, do check for malloc.h. Don't check forgetloadavg 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 forsaving/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'tautomatically 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; passtransaction 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.
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