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ChangeLog
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2022-01-03 Jakub Jelinek <[email protected]>
* libitm.texi: Bump @copying's copyright year.
2021-11-26 Iain Sandoe <[email protected]>
* eh_cpp.cc (GTM::gtm_thread::init_cpp_exceptions): If the
target does not support HAVE_ELF_STYLE_WEAKREF then do not
try to test the __cxa_get_globals against NULL.
2021-06-17 Jonathan Wakely <[email protected]>
PR libstdc++/91488
* testsuite/libitm.c++/libstdc++-pr91488.C: New test.
2021-01-15 Jakub Jelinek <[email protected]>
PR target/70454
* configure.tgt: For i?86 and x86_64 determine if -march=i486 needs to
be added through preprocessor check on
__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4.
2021-01-05 Samuel Thibault <[email protected]>
* configure: Re-generate.
2021-01-01 Jakub Jelinek <[email protected]>
* libitm.texi: Bump @copying's copyright year.
2020-12-05 Iain Sandoe <[email protected]>
PR target/97865
* configure.tgt: Add dynamic_lookup to XLDFLAGS for Darwin.
* configure: Regenerate.
2020-11-29 John David Anglin <[email protected]>
* configure: Regenerate.
2020-10-01 Alan Modra <[email protected]>
* config/powerpc/sjlj.S: Support __PCREL__ code.
2020-07-24 Szabolcs Nagy <[email protected]>
* config/aarch64/sjlj.S: Add conditional pac-ret protection.
2020-07-09 Szabolcs Nagy <[email protected]>
* config/aarch64/sjlj.S: Add BTI marking and related definitions,
and add BTI c to function entries.
2020-07-09 Szabolcs Nagy <[email protected]>
* config/aarch64/sjlj.S: Add stack note if __FreeBSD__ is defined.
2020-05-29 H.J. Lu <[email protected]>
PR bootstrap/95413
* configure: Regenerated.
2020-05-15 H.J. Lu <[email protected]>
PR bootstrap/95147
* configure: Regenerated.
2020-05-14 H.J. Lu <[email protected]>
* configure: Regenerated.
2020-05-12 Nathan Sidwell <[email protected]>
Fix throw specifiers on interface.
* libitm/libitm.h (_ITM_NOTHROW): Define.
(_ITM_cxa_allocate_exception, _ITM_cxa_free_exception)
(_ITM_cxa_begin_catch): Use it.
* eh_cpp.cc: Add throw() to __cxa_allocate_exception,
__cxa_free_exception, __cxa_begin_catch, __cxa_tm_cleanup,
__cxa_get_globals.
(_ITM_cxa_allocate_exception, _ITM_cxa_free_exception)
(_ITM_cxa_begin_catch): Likewise.
2020-05-05 Nathan Sidwell <[email protected]>
* testsuite/lib/libitm.exp (libitm_init): Add
-fdiagnostics-color=never to options.
2020-02-12 Sandra Loosemore <[email protected]>
PR libstdc++/79193
PR libstdc++/88999
* configure: Regenerated.
2020-01-24 Maciej W. Rozycki <[email protected]>
* configure.ac: Handle `--with-toolexeclibdir='.
* Makefile.in: Regenerate.
* aclocal.m4: Regenerate.
* configure: Regenerate.
* testsuite/Makefile.in: Regenerate.
2020-01-01 Jakub Jelinek <[email protected]>
Update copyright years.
* libitm.texi: Bump @copying's copyright year.
2019-12-03 Szabolcs Nagy <[email protected]>
PR libgomp/91938
* configure.tgt: Avoid IE tls on *-*-musl*.
2019-09-27 Maciej W. Rozycki <[email protected]>
* configure: Regenerate.
2019-09-10 Christophe Lyon <[email protected]>
* config/arm/sjlj.S (ldaddr): Add FDPIC support.
2019-09-10 Christophe Lyon <[email protected]>
* configure.tgt: Handle *-*-uclinux*.
* configure: Regenerate.
2019-09-06 Florian Weimer <[email protected]>
* configure: Regenerate.
2019-09-03 Chung-Lin Tang <[email protected]>
PR other/79543
* acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Fix GNU ld --version
scanning to conform to the GNU Coding Standards.
* configure: Regenerate.
2019-05-03 Jakub Jelinek <[email protected]>
* Makefile.am (finclude): Remove.
* Makefile.in: Regenerated.
2019-01-01 Jakub Jelinek <[email protected]>
Update copyright years.
2019-01-01 Jakub Jelinek <[email protected]>
* libitm.texi: Bump @copying's copyright year.
2018-12-16 Jakub Jelinek <[email protected]>
PR c++/88482
* eh_cpp.cc (__cxa_throw): Change DEST argument type from
void * to void (*) (void *).
(_ITM_cxa_throw): Likewise.
* libitm.h (_ITM_cxa_throw): Likewise.
* libitm.texi (_ITM_cxa_throw): Likewise.
2018-12-13 Peter Bergner <[email protected]>
* config/powerpc/target.h (htm_available): Add support for
PPC_FEATURE2_HTM_NO_SUSPEND. Use __builtin_cpu_supports if available.
2018-10-31 Joseph Myers <[email protected]>
PR bootstrap/82856
* Makefile.am: Include multilib.am.
(AUTOMAKE_OPTIONS): Add info-in-builddir.
(CLEANFILES): Remove libitm.info.
* configure.ac: Remove AC_PREREQ.
* testsuite/Makefile.am (RUNTEST): Remove quotes.
* Makefile.in, aclocal.m4, configure, testsuite/Makefile.in:
Regenerate.
2018-10-30 Nicholas Krause <[email protected]>
PR libitm/86293
* method-serial.cc: Mark varible as potentially unused
to silence warning.
2018-08-03 Sergei Trofimovich <[email protected]>
* config/sh/sjlj.S: Adjust to use PIC vs normal code to avoid
absolute relocation in a shared library.
2018-06-12 H.J. Lu <[email protected]>
PR libitm/85988
* config/linux/x86/tls.h (SEG_READ): Use the offset of
__private_tm as base.
(SEG_WRITE): Likewise.
(SEG_ENCODE_WRITE): Correct the offset of pointer_guard for x32.
(gtm_thr): Replace SEG_READ(10) with SEG_READ(0).
(set_gtm_thr): Replace SEG_WRITE(10) with SEG_WRITE(0).
(abi_disp): Replace SEG_DECODE_READ(11) with SEG_DECODE_READ(1).
(set_abi_disp): Replace SEG_ENCODE_WRITE(11) with
2018-05-17 Jason Merrill <[email protected]>
* beginend.cc (save): Disable -Werror=deprecated-copy.
2018-05-02 Tom de Vries <[email protected]>
PR testsuite/85106
* testsuite/lib/libitm.exp: Include scanltranstree.exp.
2018-05-02 Tom de Vries <[email protected]>
PR testsuite/85106
* testsuite/lib/libitm.exp: Include scanwpaipa.exp.
2018-04-24 H.J. Lu <[email protected]>
* config/x86/sjlj.S (_ITM_beginTransaction): Add
(__CET__ & 2) != 0 check for shadow stack.
(GTM_longjmp): Likewise.
2018-04-24 H.J. Lu <[email protected]>
* configure: Regenerated.
2018-04-23 H.J. Lu <[email protected]>
PR target/85489
* config/x86/sjlj.S (GTM_longjmp): Replace jle/jg with jbe/ja.
2018-04-19 Jakub Jelinek <[email protected]>
* configure: Regenerated.
2018-04-18 David Malcolm <[email protected]>
PR jit/85384
* configure: Regenerate.
2018-02-14 Igor Tsimbalist <[email protected]>
PR target/84148
* configure: Regenerate.
2018-01-03 Jakub Jelinek <[email protected]>
Update copyright years.
* libitm.texi: Bump @copying's copyright year.
2017-11-17 Igor Tsimbalist <[email protected]>
* Makefile.in: Regenerate.
* acinclude.m4: Add enable.m4 and cet.m4.
* config/x86/sjlj.S: Include cet.h.
(_ITM_beginTransaction): Add _CET_ENDBR.
Save Shadow Stack pointer.
(GTM_longjmp): Add _CET_ENDBR. Restore Shadow Stack pointer.
* config/x86/target.h (struct gtm_jmpbuf):
Add new field for Shadow Stack pointer.
* configure: Regenerate.
* configure.ac: Set CET_FLAGS. Update XCFLAGS.
* configure.ac: Update libtool_VERSION for x86.
* testsuite/Makefile.in: Regenerate.
2017-11-17 Igor Tsimbalist <[email protected]>
* libitm/config/x86/target.h: Add new field (ssp).
* libitm/config/x86/sjlj.S: Change offsets.
2017-05-12 Rainer Orth <[email protected]>
* testsuite/lib/libitm.exp: Load scanlang.exp.
2017-04-03 Jonathan Wakely <[email protected]>
* libitm_i.h (sutrct gtm_thread): Fix typo in comment.
2017-01-21 Jakub Jelinek <[email protected]>
PR other/79046
* testsuite/Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead
of cat to get version from BASE-VER file.
* testsuite/Makefile.in: Regenerated.
2017-01-19 Uros Bizjak <[email protected]>
* config/x86/target.h (htm_available): Determine vendor from
__get_cpuid_max return. Use signature_INTEL_ebx. Cleanup.
2017-01-18 Torvald Riegel <[email protected]>
* config/x86/target.h (htm_available): Add check for some processors
on which TSX is broken.
2017-01-17 Jakub Jelinek <[email protected]>
PR other/79046
* configure.ac: Add GCC_BASE_VER.
* Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
get version from BASE-VER file.
* testsuite/Makefile.in: Regenerated.
* configure: Regenerated.
* Makefile.in: Regenerated.
2017-01-04 Alan Modra <[email protected]>
* Makefile.in: Regenerate.
* testsuite/Makefile.in: Regenerate.
2017-01-01 Jakub Jelinek <[email protected]>
Update copyright years.
* libitm.texi: Bump @copying's copyright year.
2016-12-12 Rainer Orth <[email protected]>
* acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Remove.
* aclocal.m4: Regenerate.
* configure.ac: Call GCC_CHECK_LINKER_HWCAP instead of
LIBITM_CHECK_LINKER_HWCAP.
2016-11-15 Matthias Klose <[email protected]>
* configure: Regenerate.
2016-04-19 H.J. Lu <[email protected]>
PR libitm/70456
* util.cc (xmalloc): Use posix_memalign to allocate memory on
on cache line if requested.
2016-03-03 Dominik Vogt <[email protected]>
* config/s390/target.h (TARGET_BEGIN_TRANSACTION_ATTRIBUTE): Define
function attribute to disable floating point in begin_transaction() on
S/390.
* beginend.cc (begin_transaction): Use
TARGET_BEGIN_TRANSACTION_ATTRIBUTE.
2016-01-22 Torvald Riegel <[email protected]>
* beginend.cc (GTM::gtm_thread::serial_lock): Put on cacheline
boundary.
(htm_fastpath): Remove.
(gtm_thread::begin_transaction): Fix HTM fastpath.
(_ITM_commitTransaction): Adapt.
(_ITM_commitTransactionEH): Adapt.
* libitm/config/linux/rwlock.h (gtm_rwlock): Add htm_fastpath member
and accessors.
* libitm/config/posix/rwlock.h (gtm_rwlock): Likewise.
* libitm/config/posix/rwlock.cc (gtm_rwlock::gtm_rwlock): Adapt.
* libitm/config/x86/sjlj.S (_ITM_beginTransaction): Fix HTM fastpath.
* libitm/libitm_i.h (htm_fastpath): Remove declaration.
* libitm/method-serial.cc (htm_mg): Adapt.
(gtm_thread::serialirr_mode): Adapt.
* libitm/query.cc (_ITM_inTransaction, _ITM_getTransactionId): Adapt.
2016-01-21 Torvald Riegel <[email protected]>
* testsuite/libitm.c++/libstdc++-safeexc.C: Not supported on darwin
or AIX.
2016-01-19 Richard Henderson <[email protected]>
PR bootstrap/69343
PR bootstrap/69339
Revert:
2016-01-13 Richard Henderson <[email protected]>
* Makefile.am (libitm_la_SOURCES) [ARCH_AARCH64]: Add vect128.cc
(libitm_la_SOURCES) [ARCH_ARM]: Add neon.cc
(libitm_la_SOURCES) [ARCH_PPC]: Add vect128.cc
(libitm_la_SOURCES) [ARCH_S390]: Add vect128.cc
* configure.ac (ARCH_AARCH64): New conditional.
(ARCH_PPC, ARCH_S390): Likewise.
* Makefile.in, configure: Rebuild.
* libitm.h (_ITM_TYPE_M128): Always define.
* vect64.cc: Split ...
* vect128.cc: ... out of...
* config/x86/x86_sse.cc: ... here.
* config/arm/neon.cc: New file.
2016-01-19 Torvald Riegel <[email protected]>
* local_type_traits: Remove file.
* libitm_i.h: Don't include it anymore.
(sized_integral): Remove.
2016-01-16 Torvald Riegel <[email protected]>
* method-gl.cc (gl_wt_dispatch::trycommit): Ensure proxy privatization
safety.
* method-ml.cc (ml_wt_dispatch::trycommit): Likewise.
* libitm/testsuite/libitm.c/priv-1.c: New.
2015-01-15 Torvald Riegel <[email protected]>
testsuite/libitm.c++/libstdc++-safeexc.C: New.
2016-01-13 Torvald Riegel <[email protected]>
* beginend.cc (gtm_thread::trycommit): Fix seq_cst fences.
* config/linux/rwlock.cc (gtm_rwlock::write_lock_generic): Likewise.
(gtm_rwlock::write_unlock): Likewise.
2016-01-13 Richard Henderson <[email protected]>
* Makefile.am (libitm_la_SOURCES) [ARCH_AARCH64]: Add vect128.cc
(libitm_la_SOURCES) [ARCH_ARM]: Add neon.cc
(libitm_la_SOURCES) [ARCH_PPC]: Add vect128.cc
(libitm_la_SOURCES) [ARCH_S390]: Add vect128.cc
* configure.ac (ARCH_AARCH64): New conditional.
(ARCH_PPC, ARCH_S390): Likewise.
* Makefile.in, configure: Rebuild.
* libitm.h (_ITM_TYPE_M128): Always define.
* vect64.cc: Split ...
* vect128.cc: ... out of...
* config/x86/x86_sse.cc: ... here.
* config/arm/neon.cc: New file.
2016-01-13 Torvald Riegel <[email protected]>
* beginend.cc (gtm_thread::trycommit): Fix privatization safety.
* config/linux/rwlock.cc (gtm_rwlock::write_lock_generic): Likewise.
* config/posix/rwlock.cc (gtm_rwlock::write_lock_generic): Likewise.
* dispatch.h (abi_dispatch::snapshot_most_recent): New.
* method-gl.cc (gl_wt_dispatch::snapshot_most_recent): New.
* method-ml.cc (ml_wt_dispatch::snapshot_most_recent): New.
* method-serial.cc (serial_dispatch::snapshot_most_recent): New.
(serialirr_dispatch::snapshot_most_recent): New.
(serialirr_onwrite_dispatch::snapshot_most_recent): New.
2016-01-12 Torvald Riegel <[email protected]>
* libitm_i.h (gtm_mask_stack): Remove.
* beginend.cc (gtm_stmlock_array, gtm_clock): Likewise.
* stmlock.h: Remove file.
* config/alpha/cacheline.h: Likewise.
* config/generic/cacheline.h: Likewise.
* config/powerpc/cacheline.h: Likewise.
* config/sparc/cacheline.h: Likewise.
* config/x86/cacheline.h: Likewise.
2016-01-04 Jakub Jelinek <[email protected]>
Update copyright years.
* libitm.texi: Bump @copying's copyright year.
2015-11-26 Torvald Riegel <[email protected]>
* method-ml.cc (ml_mg): Use multiplicative instead of simple hashing.
(ml_wt_dispatch::pre_write): Adapt.
(ml_wt_dispatch::pre_load): Likewise.
2015-11-22 Torvald Riegel <[email protected]>
* libitm_i.h (gtm_alloc_action): Remove union.
* testsuite/libitm.c/alloc-1.c: New.
2015-11-19 Torvald Riegel <[email protected]>
* testsuite/libitm.c++/eh-5.C: New.
* libitm.h (_ITM_cxa_free_exception): New.
* libitm.map (_ITM_cxa_free_exception): Add it.
* libitm.texi: Update ABI docs.
* libitm_i.h (gtm_transaction_cp::cxa_unthrown): Remove.
(gtm_transaction_cp::cxa_uncaught_count): Add.
(gtm_thread::cxa_unthrown): Remove.
(gtm_thread::cxa_uncaught_count_ptr): Add.
(gtm_thread::cxa_uncaught_count): Add.
(gtm_thread::drop_references_allocations): Rename to...
(gtm_thread::discard_allocation): ... this and adapt.
(gtm_thread::init_cpp_exceptions): New.
* beginend.cc (gtm_thread::gtm_thread): Adapt EH handling.
(gtm_thread::begin_transaction): Likewise.
(gtm_transaction_cp::save): Likewise.
(gtm_thread::trycommit): Likewise.
* eh_cpp.cc: Add overview comments.
(__cxa_eh_globals, __cxa_get_globals, __cxa_free_exception): Declare.
(free_any_exception, _ITM_cxa_free_exception): New.
(gtm_thread::init_cpp_exceptions): Define.
(_ITM_cxa_allocate_exception, _ITM_cxa_throw): Adapt.
(_ITM_cxa_begin_catch, _ITM_cxa_end_catch): Likewise.
(gtm_thread::revert_cpp_exceptions): Likewise.
2015-11-09 Torvald Riegel <[email protected]>
* alloc_cpp.cc (_ZdlPvX, _ZdlPvXRKSt9nothrow_t, _ZGTtdlPvX,
_ZGTtdlPvXRKSt9nothrow_t, delsz_opnt): New.
* libitm.map: Add _ZGTtdlPvX and _ZGTtdlPvXRKSt9nothrow_t.
* libitm_i.h (gtm_alloc_action): Add free_fn_sz and sz. Add comments.
(gtm_thread::forget_allocations): New overload with size_t argument.
* alloc.c (gtm_thread::forget_allocation): Define new overload and
adapt existing one.
(gtm_thread::record_allocation): Adapt.
(gtm_thread::commit_allocations_1): Adapt.
(gtm_thread::commit_allocations_2): Adapt.
* testsuite/libitm.c++/newdelete.C: New.
2015-10-27 Daniel Jacobowitz <[email protected]>
Joseph Myers <[email protected]>
Mark Shinwell <[email protected]>
Andrew Stubbs <[email protected]>
Rich Felker <[email protected]>
* config/sh/sjlj.S (_ITM_beginTransaction): Bypass PLT calling
GTM_begin_transaction for compatibility with FDPIC.
2015-10-09 David Malcolm <[email protected]>
* testsuite/lib/libitm.exp: Load multiline.exp before prune.exp,
using load_gcc_lib.
2015-08-20 Gleb Fotengauer-Malinovskiy <[email protected]> (tiny change)
PR libitm/61164
* local_atomic (__always_inline): Rename to...
(__libitm_always_inline): ... this.
2015-07-03 Carlos Sánchez de La Lama <[email protected]>
PR target/52482
* config/powerpc/sjlj.S: Port to Xcode 2.5.
2015-05-27 Uros Bizjak <[email protected]>
* config/linux/x86/futex_bits.h (sys_futex0) [__x86_64__]: Change
operands "op" and "val" to int.
2015-05-27 Uros Bizjak <[email protected]>
* config/linux/sh/futex_bits.h (sys_futex0) Change operands
"op" and "val" to int.
2015-05-27 Uros Bizjak <[email protected]>
* config/linux/alpha/futex_bits.h (sys_futex0) Change operands
"op" and "val" to int.
2015-05-27 Uros Bizjak <[email protected]>
* config/linux/futex.cc (gtm_futex_wait, gtm_futex_wake):
Declare as static int.
(FUTEX_PRIVATE_FLAG): Remove L suffix.
* config/linux/futex_bits.h (sys_futex0) Change operand "op" to int.
2015-05-27 Uros Bizjak <[email protected]>
* config/linux/x86/futex_bits.h (sys_futex0) [__PIC__]: Remove
sys_futex0 function.
2015-05-13 Michael Haubenwallner <[email protected]>
* Makefile.in: Regenerated with automake-1.11.6.
* aclocal.m4: Likewise.
* configure: Likewise.
* testsuite/Makefile.in: Likewise.
2015-04-22 Gregor Richards <[email protected]>
* config/arm/hwcap.cc: Use fcntl.h instead of sys/fcntl.h.
* config/linux/x86/tls.h: Only use __GLIBC_PREREQ if defined.
2015-01-15 H.J. Lu <[email protected]>
PR libitm/64360
* libitm.c/stackundo.c (test2): Make it static.
(test1): Likewise.
2015-01-05 Jakub Jelinek <[email protected]>
Update copyright years.
2015-01-05 Jakub Jelinek <[email protected]>
* libitm.texi: Bump @copying's copyright year.
2014-12-12 Kyrylo Tkachov <[email protected]>
* testsuite/lib/libitm.exp: Load target-utils.exp.
Move load of target-supports.exp earlier.
2014-12-03 Uros Bizjak <[email protected]>
* configure.tgt (x86_64): Tune -m32 multilib to generic.
2014-11-21 H.J. Lu <[email protected]>
PR bootstrap/63784
* configure: Regenerated.
2014-11-11 Francois-Xavier Coudert <[email protected]>
PR target/63610
* configure: Regenerate.
2014-10-06 Marek Polacek <[email protected]>
* testsuite/libitm.c/memcpy-1.c: Declare getpagesize.
* testsuite/libitm.c/memset-1.c: Likewise.
2014-07-24 Richard Henderson <[email protected]>
* config/aarch64/sjlj.S (_ITM_beginTransaction): Use post-inc
addressing mode in epilogue.
2014-05-28 Rainer Orth <[email protected]>
* acinclude.m4 (LIBITM_CHECK_LINKER_HWCAP): Check for
-mclear-hwcap instead.
* configure: Regenerate.
* clearcap.map: Remove.
2014-05-21 John Marino <[email protected]>
* configure.tgt (*-*-dragonfly*): New target.
2014-05-19 Richard Henderson <[email protected]>
* config/aarch64/sjlj.S: New file.
* config/aarch64/target.h: New file.
* configure.tgt: Enable aarch64.
2014-04-09 Rainer Orth <[email protected]>
* config/generic/asmcfi.h: Also check for
__GCC_HAVE_DWARF2_CFI_ASM.
2013-04-02 Richard Henderson <[email protected]>
* config/alpha/target.h (PAGE_SIZE, FIXED_PAGE_SIZE): Remove.
* config/arm/target.h, config/sh/target.h: Likewise.
* config/sparc/target.h, config/x86/target.h: Likewise.
2014-03-26 Jakub Jelinek <[email protected]>
* config/linux/futex_bits.h: Include errno.h.
(sys_futex0): If syscall returns -1, return -errno rather than
-1.
2014-03-26 Joseph Myers <[email protected]>
* libitm.texi (Index): Rename to Library Index.
2014-01-13 H.J. Lu <[email protected]>
PR libitm/53113
* Makefile.am (x86_sse.lo): Append -msse to CXXFLAGS.
(x86_avx.lo): Append -mavx to CXXFLAGS.
* Makefile.in: Regenerate.
2014-01-02 Richard Sandiford <[email protected]>
Update copyright years
2014-01-02 Tobias Burnus <[email protected]>
* libitm.texi: Bump @copying's copyright year.
2013-11-14 Ulrich Weigand <[email protected]>
* config/powerpc/sjlj.S [__powerpc64__ && _CALL_ELF == 2]:
(FUNC): Define ELFv2 variant.
(END): Likewise.
(HIDDEN): Likewise.
(CALL): Likewise.
(BASE): Likewise.
(LR_SAVE): Likewise.
2013-09-20 Alan Modra <[email protected]>
* configure: Regenerate.
2013-08-30 Torvald Riegel <[email protected]>
* config/posix/rwlock.cc: Fix initialization order.
2013-08-30 Torvald Riegel <[email protected]>
* libitm_i.h (gtm_thread): Assign an asm name to serial_lock.
(htm_fastpath): Assign an asm name.
* libitm.h (_ITM_codeProperties): Add non-ABI flags used by custom
HTM fast paths.
(_ITM_actions): Likewise.
* config/x86/target.h (HTM_CUSTOM_FASTPATH): Enable custom fastpath on
x86_64.
* config/x86/sjlj.S (_ITM_beginTransaction): Add custom HTM fast path.
* config/posix/rwlock.h (gtm_rwlock): Update comments. Move summary
field to the start of the structure.
* config/linux/rwlock.h (gtm_rwlock): Update comments.
* beginend.cc (gtm_thread::begin_transaction): Add retry policy
handling for custom HTM fast paths.
2013-08-14 Andreas Krebbel <[email protected]>
Revert:
2013-08-02 Andreas Krebbel <[email protected]>
* configure.tgt: Add -msoft-float to XCFLAGS.
2013-08-02 Andreas Krebbel <[email protected]>
* configure.tgt: Add -msoft-float to XCFLAGS.
2013-07-29 Andreas Krebbel <[email protected]>
* config/s390/target.h (htm_begin, htm_commit, htm_abort)
(htm_transaction_active): Enable zEC12 instructions in the
assembler.
* configure.tgt: Remove -Wa,-march=zEC12 from XCFLAGS.
2013-07-17 Andreas Krebbel <[email protected]>
* acinclude.m4: Add htm asm check for s390.
* configure.tgt: Add -mhtm and -Wa,-march=zEC12 to the options.
* configure: Regenerate.
* config/s390/target.h: Remove __HTM__ check.
(htm_available): Call getauxval to get hwcaps and check whether
HTM is available or not.
2013-07-15 Peter Bergner <[email protected]>
* acinclude.m4 (LIBITM_CHECK_AS_HTM): New.
* configure.ac: Use it.
(AC_CHECK_HEADERS): Check for sys/auxv.h.
(AC_CHECK_FUNCS): Check for getauxval.
* config.h.in, configure: Rebuild.
* configure.tgt (target_cpu): Add -mhtm to XCFLAGS.
* config/powerpc/target.h: Include sys/auxv.h and htmintrin.h.
(USE_HTM_FASTPATH): Define.
(_TBEGIN_STARTED, _TBEGIN_INDETERMINATE, _TBEGIN_PERSISTENT,
_HTM_RETRIES) New macros.
(htm_abort, htm_abort_should_retry, htm_available, htm_begin, htm_init,
htm_begin_success, htm_commit, htm_transaction_active): New functions.
2013-06-27 Andreas Krebbel <[email protected]>
* config/s390/target.h: Include htmintrin.h.
(_HTM_ITM_RETRIES): New macro definition.
(htm_available, htm_init, htm_begin, htm_begin_success)
(htm_commit, htm_abort, htm_abort_should_retry): New functions.
2013-06-20 Iain Sandoe <[email protected]>
Cesar Philippidis <[email protected]>
* testsuite/lib/libitm.exp: Reorder lib loads into dependency order.
Do not load_gcc_lib gcc-dg.exp and add a comment as to why.
* testsuite/libitm.c/c.exp: load_gcc_lib gcc-dg.exp.
* testsuite/libitm.c++/c++.exp: load_gcc_lib gcc-dg.exp.
2013-06-20 Torvald Riegel <[email protected]>
* query.cc (_ITM_inTransaction): Abort when using the HTM fastpath.
(_ITM_getTransactionId): Same.
* config/x86/target.h (htm_transaction_active): New.
2013-06-20 Torvald Riegel <[email protected]>
PR libitm/57643
* beginend.cc (gtm_thread::begin_transaction): Handle reentrancy in
the HTM fastpath.
2013-03-31 Gerald Pfeifer <[email protected]>
PR bootstrap/56714
* local_atomic (__always_inline): Always define our version.
(__calculate_memory_order): Mark inline.
(atomic_thread_fence): Ditto.
(atomic_signal_fence): Ditto.
(atomic_bool::atomic_flag_test_and_set_explicit): Ditto.
(atomic_bool::atomic_flag_clear_explicit): Ditto.
(atomic_bool::atomic_flag_test_and_set): Ditto.
(atomic_bool::atomic_flag_clear): Ditto.
2013-04-23 Andreas Krebbel <[email protected]>
* config/s390/sjlj.S: New file.
* config/s390/target.h: New file.
* configure.tgt: Set options for S/390.
2013-03-23 Andi Kleen <[email protected]>
* local_atomic (__always_inline): Add.
(__calculate_memory_order, atomic_thread_fence,
atomic_signal_fence, test_and_set, clear, store, load,
exchange, compare_exchange_weak, compare_exchange_strong,
fetch_add, fetch_sub, fetch_and, fetch_or, fetch_xor):
Add __always_inline to force inlining.
2013-02-11 Iain Sandoe <[email protected]>
Jack Howarth <[email protected]>
Patrick Marlier <[email protected]>
PR libitm/55693
* alloc_cpp.cc: Enable function declarations on darwin.
* eh_cpp.cc: Likewise.
2013-02-03 Richard Sandiford <[email protected]>
Update copyright years.
2012-11-09 Torvald Riegel <[email protected]>
* 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 <[email protected]>
* configure: Regenerate.
2012-10-31 Richard Henderson <[email protected]>
* 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 <[email protected]>
* libitm.texi: Clarify ABI requirements for data-logging functions.
2012-10-24 Torvald Riegel <[email protected]>
* 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 <[email protected]>
* 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 <[email protected]>
PR other/43620
* configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
* configure: Regenerate.
* Makefile.in: Regenerate.
2012-09-14 David Edelsohn <[email protected]>
* configure: Regenerated.
2012-07-31 Uros Bizjak <[email protected]>
* config/x86/target.h (cpu_relax): Use __builtin_ia32_pause.
2012-05-21 Patrick Marlier <[email protected]>
* eh_cpp.cc: Fix __cxa_end_catch declaration.
2012-05-16 H.J. Lu <[email protected]>
* configure: Regenerated.
2012-04-04 H.J. Lu <[email protected]>
PR libitm/52854
* config/x86/target.h (gtm_jmpbuf): Replace long with long long
for x86-64.
2012-04-03 Tristan Gingold <[email protected]>
* configure: Regenerate.
2012-03-31 H.J. Lu <[email protected]>
PR bootstrap/52812
* configure.tgt (i[456]86-*-linux*): Handle -mx32 like -m64.
2012-03-16 Bernhard Reutner-Fischer <[email protected]>
* testsuite/lib/libitm.exp: load fortran-modules.exp
2012-03-14 Rainer Orth <[email protected]>
* configure.tgt (*-*-irix6*): Remove.
2012-03-13 Torvald Riegel <[email protected]>
PR libitm/52526
* config/linux/rwlock.cc (GTM::gtm_rwlock::read_lock): Fix lost
wake-up.
2012-03-12 Rainer Orth <[email protected]>
* configure.tgt (*-*-osf*): Remove.
* configure: Regenerate.
2012-03-05 Torvald Riegel <[email protected]>
* dispatch.h (CREATE_DISPATCH_METHODS_MEM): Don't execute
memtransfer/memset if size isn't larger than zero.
2012-03-02 Torvald Riegel <[email protected]>
* libitm.texi: Link to specification and add a usage example.
2012-02-24 Torvald Riegel <[email protected]>
* 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 <[email protected]>
* method-gl.cc (gl_wt_dispatch::orec): Put on separate cacheline.
2012-02-20 Torvald Riegel <[email protected]>
* method-gl.cc (gl_wt_dispatch::rollback): Optimize memory orders.
2012-02-20 Torvald Riegel <[email protected]>
* 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 <[email protected]>
* method-gl.cc (gl_wt_dispatch::pre_write): Optimize memory orders.
2012-02-20 Torvald Riegel <[email protected]>
* 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 <[email protected]>
* 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 <[email protected]>
Patrick Marlier <[email protected]>
PR libitm/52220
* alloc_cpp.cc: No dummy definitions for darwin.
* eh_cpp.cc: Likewise.
2012-02-14 Richard Henderson <[email protected]>
* config/x86/target.h (GTM_longjmp): Correct the .cfi corrections.
2012-02-14 Uros Bizjak <[email protected]>
* config/x86/target.h (GTM_longjmp): Correct .cfi directives.
2012-02-14 Torvald Riegel <[email protected]>
* 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 <[email protected]>
* 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 <[email protected]>
* util.cc (GTM::xcalloc): New.
* common.h (GTM::xcalloc): Declare.
2012-02-14 Eric Botcazou <[email protected]>