1 2014-05-22 Release Manager
5 2014-04-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7 * acinclude.m4: Move s390* case from RTM to HTM check.
8 * configure: Regenerate.
10 2014-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12 * config/generic/asmcfi.h: Also check for
13 __GCC_HAVE_DWARF2_CFI_ASM.
15 2014-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17 Backport from mainline r204808:
19 2013-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21 * config/powerpc/sjlj.S [__powerpc64__ && _CALL_ELF == 2]:
22 (FUNC): Define ELFv2 variant.
29 2014-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32 Backport from mainline
33 * acinclude.m4 (LIBITM_CHECK_AS_HTM): New.
35 * configure.tgt (target_cpu): Add -mhtm to XCFLAGS.
36 * config/powerpc/target.h: Include sys/auxv.h and htmintrin.h.
37 (USE_HTM_FASTPATH): Define.
38 (_TBEGIN_STARTED, _TBEGIN_INDETERMINATE, _TBEGIN_PERSISTENT)
39 (_HTM_RETRIES) New macros.
40 (htm_abort, htm_abort_should_retry, htm_available, htm_begin, htm_init)
41 (htm_begin_success, htm_commit, htm_transaction_active): New functions.
43 2014-03-26 Jakub Jelinek <jakub@redhat.com>
45 * config/linux/futex_bits.h: Include errno.h.
46 (sys_futex0): If syscall returns -1, return -errno rather than
49 2014-03-03 Peter Bergner <bergner@vnet.ibm.com>
51 Backport from mainline
52 2013-06-20 Torvald Riegel <triegel@redhat.com>
54 * query.cc (_ITM_inTransaction): Abort when using the HTM fastpath.
55 (_ITM_getTransactionId): Same.
56 * config/x86/target.h (htm_transaction_active): New.
58 2013-06-20 Torvald Riegel <triegel@redhat.com>
61 * beginend.cc (gtm_thread::begin_transaction): Handle reentrancy in
64 2013-10-16 Release Manager
68 2013-08-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
71 2013-08-02 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
73 * configure.tgt: Add -msoft-float to XCFLAGS.
75 2013-08-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
77 * config/s390/sjlj.S: Add file missing from last commit.
78 * config/s390/target.h: Likewise.
80 2013-08-02 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
82 Backports from mainline:
83 2013-04-23 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
85 * config/s390/sjlj.S: New file.
86 * config/s390/target.h: New file.
87 * configure.tgt: Set options for S/390.
89 2013-06-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
91 * config/s390/target.h: Include htmintrin.h.
92 (_HTM_ITM_RETRIES): New macro definition.
93 (htm_available, htm_init, htm_begin, htm_begin_success)
94 (htm_commit, htm_abort, htm_abort_should_retry): New functions.
96 2013-07-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
98 * acinclude.m4: Add htm asm check for s390.
99 * configure.tgt: Add -mhtm and -Wa,-march=zEC12 to the
101 * configure: Regenerate.
102 * config/s390/target.h: Remove __HTM__ check.
103 (htm_available): Call getauxval to get hwcaps and check
104 whether HTM is available or not.
106 2013-07-29 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
108 * config/s390/target.h (htm_begin, htm_commit, htm_abort)
109 (htm_transaction_active): Enable zEC12 instructions in the
111 * configure.tgt: Remove -Wa,-march=zEC12 from XCFLAGS.
113 2013-08-02 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
115 * configure.tgt: Add -msoft-float to XCFLAGS.
117 2013-05-31 Release Manager
119 * GCC 4.8.1 released.
121 2013-03-22 Release Manager
123 * GCC 4.8.0 released.
125 2013-02-11 Iain Sandoe <iain@codesourcery.com>
126 Jack Howarth <howarth@bromo.med.uc.edu>
127 Patrick Marlier <patrick.marlier@gmail.com>
130 * alloc_cpp.cc: Enable function declarations on darwin.
131 * eh_cpp.cc: Likewise.
133 2013-02-03 Richard Sandiford <rdsandiford@googlemail.com>
135 Update copyright years.
137 2012-11-09 Torvald Riegel <triegel@redhat.com>
139 * beginend.cc (htm_fastpath): New.
140 (gtm_thread::begin_transaction, _ITM_commitTransaction,
141 _ITM_commitTransactionEH): Add HTM fastpath handling.
142 * config/linux/rwlock.h (gtm_rwlock.is_write_locked): New.
143 * config/posix/rwlock.h (gtm_rwlock.is_write_locked): New.
144 * config/x86/target.h (htm_available, htm_init, htm_begin_success,
145 htm_begin, htm_commit, htm_abort, htm_abort_should_retry): New.
146 * configure.tgt: Add -mrtm to XCFLAGS.
147 * method-serial.cc (htm_mg, o_htm_mg, htm_dispatch, dispatch_htm): New.
148 (gtm_thread::serialirr_mode): Add HTM fastpath handling.
149 * libitm_i.h (htm_fastpath, dispatch_htm): Declare.
150 * retry.cc (parse_default_method): Add HTM method parsing.
151 (gtm_thread::number_of_threads_changed): Use HTM by default if
154 2012-11-04 Thomas Schwinge <thomas@codesourcery.com>
156 * configure: Regenerate.
158 2012-10-31 Richard Henderson <rth@redhat.com>
160 * acinclude.m4 (LIBITM_CHECK_AS_RTM): New.
161 * configure.ac: Use it.
162 * config.h.in, configure: Rebuild.
163 * testsuite/Makefile.in: Rebuild.
165 2012-10-24 Torvald Riegel <triegel@redhat.com>
167 * libitm.texi: Clarify ABI requirements for data-logging functions.
169 2012-10-24 Torvald Riegel <triegel@redhat.com>
171 * retry.cc (gtm_thread::decide_begin_dispatch): Ask dispatch whether
172 it requires serial mode instead of assuming that for certain
174 * dispatch.h (abi_dispatch::requires_serial): New.
175 (abi_dispatch::abi_dispatch): Adapt.
176 * method-gl.cc (gl_wt_dispatch::gl_wt_dispatch): Adapt.
177 * method-ml.cc (ml_wt_dispatch::ml_wt_dispatch): Same.
178 * method-serial.cc (serialirr_dispatch::serialirr_dispatch,
179 serial_dispatch::serial_dispatch,
180 serialirr_onwrite_dispatch::serialirr_onwrite_dispatch): Same.
182 2012-10-02 Uros Bizjak <ubizjak@gmail.com>
184 * config/x86/target.h (struct gtm_jmpbuf): Merge x86_64
185 and ia32 declarations some more.
186 * config/x86/sjlj.S (_ITM_beginTransaction): Move ret to common code.
188 2012-09-20 Jakub Jelinek <jakub@redhat.com>
191 * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
192 * configure: Regenerate.
193 * Makefile.in: Regenerate.
195 2012-09-14 David Edelsohn <dje.gcc@gmail.com>
197 * configure: Regenerated.
199 2012-07-31 Uros Bizjak <ubizjak@gmail.com>
201 * config/x86/target.h (cpu_relax): Use __builtin_ia32_pause.
203 2012-05-21 Patrick Marlier <patrick.marlier@gmail.com>
205 * eh_cpp.cc: Fix __cxa_end_catch declaration.
207 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
209 * configure: Regenerated.
211 2012-04-04 H.J. Lu <hongjiu.lu@intel.com>
214 * config/x86/target.h (gtm_jmpbuf): Replace long with long long
217 2012-04-03 Tristan Gingold <gingold@adacore.com>
219 * configure: Regenerate.
221 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
224 * configure.tgt (i[456]86-*-linux*): Handle -mx32 like -m64.
226 2012-03-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
228 * testsuite/lib/libitm.exp: load fortran-modules.exp
230 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
232 * configure.tgt (*-*-irix6*): Remove.
234 2012-03-13 Torvald Riegel <triegel@redhat.com>
237 * config/linux/rwlock.cc (GTM::gtm_rwlock::read_lock): Fix lost
240 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
242 * configure.tgt (*-*-osf*): Remove.
243 * configure: Regenerate.
245 2012-03-05 Torvald Riegel <triegel@redhat.com>
247 * dispatch.h (CREATE_DISPATCH_METHODS_MEM): Don't execute
248 memtransfer/memset if size isn't larger than zero.
250 2012-03-02 Torvald Riegel <triegel@redhat.com>
252 * libitm.texi: Link to specification and add a usage example.
254 2012-02-24 Torvald Riegel <triegel@redhat.com>
256 * retry.cc (GTM::gtm_thread::number_of_threads_changed): Change
257 default dispatch for more than 1 thread to ml_wt.
259 2012-02-20 Torvald Riegel <triegel@redhat.com>
261 * method-gl.cc (gl_wt_dispatch::orec): Put on separate cacheline.
263 2012-02-20 Torvald Riegel <triegel@redhat.com>
265 * method-gl.cc (gl_wt_dispatch::rollback): Optimize memory orders.
267 2012-02-20 Torvald Riegel <triegel@redhat.com>
269 * method-gl.cc (gl_wt_dispatch::trycommit): Remove handling of
270 serial mode corner cases made obsolete by prior gtm_rwlock changes.
271 (gl_wt_dispatch.rollback): Same.
273 2012-02-20 Torvald Riegel <triegel@redhat.com>
275 * method-gl.cc (gl_wt_dispatch::pre_write): Optimize memory orders.
277 2012-02-20 Torvald Riegel <triegel@redhat.com>
279 * method-gl.cc (gl_wt_dispatch::memtransfer_static): Add missing undo
280 for RfW src. Optimize number of calls to gtm_thr.
282 2012-02-20 Torvald Riegel <triegel@redhat.com>
284 * beginend.cc (GTM::gtm_thread::begin_transaction): Move serial lock
286 * retry.cc (GTM::gtm_thread::decide_begin_dispatch): ... here.
287 (default_dispatch): Make atomic.
288 (GTM::gtm_thread::set_default_dispatch): Access atomically.
289 (GTM::gtm_thread::decide_retry_strategy): Access atomically and
290 use decide_begin_dispatch() if default_dispatch might have changed.
291 (GTM::gtm_thread::number_of_threads_changed): Initialize
292 default_dispatch here.
294 2012-02-15 Iain Sandoe <iains@gcc.gnu.org>
295 Patrick Marlier <patrick.marlier@gmail.com>
298 * alloc_cpp.cc: No dummy definitions for darwin.
299 * eh_cpp.cc: Likewise.
301 2012-02-14 Richard Henderson <rth@redhat.com>
303 * config/x86/target.h (GTM_longjmp): Correct the .cfi corrections.
305 2012-02-14 Uros Bizjak <ubizjak@gmail.com>
307 * config/x86/target.h (GTM_longjmp): Correct .cfi directives.
309 2012-02-14 Torvald Riegel <triegel@redhat.com>
311 * libitm_i.h (GTM::gtm_rwlog_entry): New.
312 (GTM::gtm_thread): Add read and write logs.
313 (GTM::dispatch_ml_wt): Declare.
314 * retry.cc (parse_default_method): Support ml_wt.
315 * method-ml.cc: New file.
316 * Makefile.am: Add method-ml.cc.
317 * Makefile.in: Regenerate.
319 2012-02-14 Torvald Riegel <triegel@redhat.com>
321 * dispatch.h (GTM::abi_dispatch::supports): New.
322 (GTM::method_group::reinit): New.
323 * retry.cc (GTM::gtm_thread::decide_retry_strategy): Use reinit().
324 (GTM::gtm_thread::number_of_threads_changed): Check that the method
325 supports the current situation.
327 2012-02-14 Torvald Riegel <triegel@redhat.com>
329 * util.cc (GTM::xcalloc): New.
330 * common.h (GTM::xcalloc): Declare.
332 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
334 * config/sparc/target.h (cpu_relax): Read from CC register.
335 * config/sparc/sjlj.S (GTM_longjmp): Restore %fp atomically.
337 2012-02-14 Uros Bizjak <ubizjak@gmail.com>
339 * config/x86/target.h (GTM_longjmp): Jump indirect from memory address.
341 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
343 * configure.tgt (target_cpu): Handle sparc and sparc64/sparcv9.
344 * config/sparc/cacheline.h: New file.
345 * config/sparc/target.h: Likewise.
346 * config/sparc/sjlj.S: Likewise.
347 * config/linux/sparc/futex_bits.h: Likewise.
349 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
351 * configure.ac (link_itm): Fix comment.
352 * configure: Regenerate.
353 * testsuite/lib/libitm.exp: Do not pass -litm for the link.
355 2012-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
358 * testsuite/libitm.c++/c++.exp (lang_link_flags): Add -shared-libgcc.
359 Correct libgomp references.
361 2012-01-24 Torvald Riegel <triegel@redhat.com>
363 * config/linux/rwlock.cc (GTM::gtm_rwlock::write_unlock): Fix reader
366 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
368 * config/x86/target.h (gtm_jmpbuf) [__x86_64__]: Move rip to the
370 * config/x86/sjlj.S (_ITM_beginTransaction) [__x86_64__]: Update
371 offset values. Do not copy return address. Decrement stack
373 (GTM_longjump) [__x86_64__]: Update offset values.
375 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
378 * config/x86/sjlj.S (_ITM_beginTransaction) [!__x86_64__]: Load
379 the first function argument to %eax.
381 2012-01-23 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
383 * libitm.h (_ITM_getThreadnum): Remove.
384 * libitm.map (_ITM_getThreadnum): Remove from LIBITM_1.0.
386 2012-01-23 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
388 * clearcap.map: New file.
389 * acinclude.m4 (LIBITM_CHECK_LINKER_HWCAP): New test.
390 * configure.ac: Call it.
391 Clear HWCAP_LDFLAGS if defaulting to -mavx.
392 * Makefile.am (AM_LDFLAGS): Add $(HWCAP_LDFLAGS)
393 * configure: Regenerate.
394 * Makefile.in: Regenerate.
395 * testsuite/Makefile.in: Regenerate.
397 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
400 * testsuite/libitm.c++/static_ctor.C: Skip test, note PR, remove
401 include, exclude options.
403 2012-01-14 Torvald Riegel <triegel@redhat.com>
405 * local.cc (GTM::gtm_undolog::rollback): Truncate undo log after
407 * containers.h (GTM::vector::set_size): New.
409 2012-01-14 Torvald Riegel <triegel@redhat.com>
412 * config/generic/tls.h (GTM::mask_stack_top): New.
413 (GTM::mask_stack_bottom): Declare.
414 * config/generic/tls.c (GTM::mask_stack_bottom): New.
415 * local.cc (gtm_undolog::rollback): Filter out any updates that
416 overlap the libitm stack. Add current transaction as parameter.
417 * libitm_i.h (GTM::gtm_undolog::rollback): Adapt.
418 * beginend.cc (GTM::gtm_thread::rollback): Adapt.
419 * testsuite/libitm.c/stackundo.c: New test.
421 2012-01-10 Richard Henderson <rth@redhat.com>
423 * libitm_i.h (_Unwind_DeleteException): Declare weak.
424 * eh_cpp.cc (_Unwind_DeleteException): Define for
425 !HAVE_ELF_STYLE_WEAKREF.
427 2012-01-08 Torvald Riegel <triegel@redhat.com>
429 * local.cc (GTM_LB): Use GTM::gtm_undolog.
430 (GTM::gtm_thread::drop_references_undolog): Remove.
431 (GTM::gtm_thread::commit_undolog,
432 GTM::gtm_thread::rollback_undolog): Move to ...
433 * libitm_i.h (GTM::gtm_undolog): ...here. New.
434 (GTM::gtm_undolog_entry): Remove.
435 (GTM::gtm_thread): Adapt.
436 * beginend.cc (GTM::gtm_thread::rollback): Adapt.
437 (GTM::gtm_thread::trycommit): Adapt.
438 * method-serial.cc (serial_dispatch::log): Adapt.
439 * method-gl.cc (gl_wt_dispatch::pre_write): Adapt.
440 (gl_wt_dispatch::store): Fix likely/unlikely.
441 * containers.h (GTM::vector::resize): Add additional_capacity
442 parameter and handle it.
443 (GTM::vector::resize_noinline): New/adapt.
444 (GTM::vector::push): New.
446 2012-01-06 Richard Henderson <rth@redhat.com>
448 * configure.tgt: Support powerpc-linux and powerpc-darwin.
449 * config/linux/powerpc/futex_bits.h: New file.
450 * config/powerpc/cacheline.h: New file.
451 * config/powerpc/sjlj.S: New file.
452 * config/powerpc/target.h: New file.
453 * config/generic/asmcfi.h (cfi_offset): New.
454 (cfi_restore, cfi_undefined): New.
456 2012-01-05 Aldy Hernandez <aldyh@redhat.com>
459 * testsuite/libitm.c/reentrant.c: Remove xfail.
460 (thread): Pass x to pure().
461 From Patrik Marlier <patrick.marlier@gmail.com>.
463 2011-12-24 Torvald Riegel <triegel@redhat.com>
465 * beginend.cc (GTM::gtm_thread::trycommit): Don't enforce
466 privatization safety if already in serial mode.
468 2011-12-24 Torvald Riegel <triegel@redhat.com>
470 * beginend.cc (GTM::gtm_thread::restart): Add and handle
471 finish_serial_upgrade parameter.
472 * libitm.h (GTM::gtm_thread::restart): Adapt declaration.
473 * config/linux/rwlock.cc (GTM::gtm_rwlock::write_lock_generic):
474 Don't unset reader flag.
475 (GTM::gtm_rwlock::write_upgrade_finish): New.
476 * config/posix/rwlock.cc: Same.
477 * config/linux/rwlock.h (GTM::gtm_rwlock::write_upgrade_finish):
479 * config/posix/rwlock.h: Same.
480 * method-serial.cc (GTM::gtm_thread::serialirr_mode): Unset reader
481 flag after commit or after rollback when restarting.
483 2011-12-24 Torvald Riegel <triegel@redhat.com>
485 * beginend.cc (GTM::gtm_thread::begin_transaction): Add comment.
486 (GTM::gtm_thread::try_commit): Changed memory order.
487 * config/linux/alpha/futex_bits.h (sys_futex0): Take atomic int
489 * config/linux/x86/futex_bits.h (sys_futex0): Same.
490 * config/linux/sh/futex_bits.h (sys_futex0): Same.
491 * config/linux/futex_bits.h (sys_futex0): Same.
492 * config/linux/futex.cc (futex_wait, futex_wake): Same.
493 * config/linux/futex.h (futex_wait, futex_wake): Same.
494 * config/linux/rwlock.h (gtm_rwlock::writers,
495 gtm_rwlock::writer_readers, gtm_rwlock::readers): Change to atomic
497 * config/linux/rwlock.cc (gtm_rwlock::read_lock,
498 gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock,
499 gtm_rwlock::write_unlock): Fix memory orders and fences.
500 * config/posix/rwlock.cc (gtm_rwlock::read_lock,
501 gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock,
502 gtm_rwlock::write_unlock): Same.
503 * config/linux/rwlock.h (gtm_rwlock::summary): Change to atomic int.
504 * method-gl.cc (gl_mg::init, gl_wt_dispatch::memtransfer_static,
505 gl_wt_dispatch::memset_static, gl_wt_dispatch::begin_or_restart):
507 (gl_wt_dispatch::pre_write, gl_wt_dispatch::validate,
508 gl_wt_dispatch::load, gl_wt_dispatch::store,
509 gl_wt_dispatch::try_commit, gl_wt_dispatch::rollback): Fix memory
510 orders and fences. Add comments.
512 2011-12-21 Jakub Jelinek <jakub@redhat.com>
514 * Makefile.am (AM_CXXFLAGS): Put $(XCFLAGS) first.
515 * Makefile.in: Regenerated.
517 2011-12-17 Kaz Kojima <kkojima@gcc.gnu.org>
519 * configure.tgt: Add sh* case.
520 * config/sh/target.h: New file.
521 * config/sh/sjlj.S: New file.
522 * config/linux/sh/futex_bits.h: New file.
524 2011-12-14 Richard Henderson <rth@redhat.com>
526 * config/arm/hwcap.h, config/arm/hwcap.cc: New files.
527 * config/arm/sjlj.S, config/arm/target.h: New files.
528 * config/generic/asmcfi.h (cfi_adjust_cfa_offset): New.
529 (cfi_rel_offset): New.
530 * config/linux/futex_bits.h: New file.
531 * config/linux/futex.cc: Include futex_bits.h here...
532 * config/linux/futex.h: ... not here.
533 * Makefile.am (libitm_la_SOURCES) <ARCH_ARM>: Add hwcap.cc.
534 * configure.ac (ARCH_AM): New conditional.
535 * Makefile.in, configure: Rebuild.
536 * configure.tgt: Handle ARM.
538 2011-12-13 Richard Henderson <rth@redhat.com>
540 * config/posix/rwlock.cc (gtm_rwlock::write_lock_generic): Fix
541 signed/unsigned comparison werror.
543 * local_atomic: New file.
544 * libitm_i.h: Include it.
545 (gtm_thread::shared_state): Use atomic template.
546 * beginend.cc (GTM::gtm_clock): Use atomic template.
547 (global_tid): Use atomic template if 64-bit atomics available.
548 (gtm_thread::gtm_thread): Update shared_state access.
549 (gtm_thread::trycommit): Likewise.
550 (choose_code_path): Update global_tid access.
551 * method-gl.cc (gl_mg::orec): Use atomic template. Update all users.
552 * stmlock.h (GTM::gtm_clock): Use atomic template.
553 (gtm_get_clock, gtm_inc_clock): Update accesses.
554 * config/linux/rwlock.cc (gtm_rwlock::read_lock): Remove
555 redundant __sync_synchronize after atomic shared_state access.
556 * config/posix/rwlock.cc (gtm_rwlock::read_lock): Likewise.
557 (gtm_rwlock::write_lock_generic): Likewise.
558 (gtm_rwlock::read_unlock): Likewise.
559 * config/alpha/target.h (atomic_read_barrier): Remove.
560 (atomic_write_barrier): Remove.
561 * config/x86/target.h (atomic_read_barrier): Remove.
562 (atomic_write_barrier): Remove.
564 2011-11-30 Richard Henderson <rth@redhat.com>
566 * libitm_i.h (GTM_longjmp): Swap first and second arguments.
567 * beginend.c (_ITM_abortTransaction): Update to match.
568 (GTM::gtm_thread::restart): Likewise.
569 * config/alpha/sjlj.S (GTM_longjmp): Likewise.
570 * config/x86/sjlj.S (GTM_longjmp): Likewise.
572 2011-11-23 Iain Sandoe <iains@gcc.gnu.org>
574 * Makefile.am (libitm_la_LDFLAGS): Remove "-no-undefined".
575 * Makefile.in: Regenerate.
577 2011-11-22 Iain Sandoe <iains@gcc.gnu.org>
579 * configure.ac: Use GCC_CHECK_ELF_STYLE_WEAKREF.
580 * alloc_cpp.cc: Generate dummy functions if we don't
581 HAVE_ELF_STYLE_WEAKREF.
582 * eh_cpp.cc: Likewise.
583 * configure: Regenerate.
584 * aclocal.m4: Likewise.
585 * config.h.in: Likewise.
586 * Makefile.in: Likewise.
587 * testsuite/Makefile.in: Likewise.
589 2011-11-22 Iain Sandoe <iains@gcc.gnu.org>
591 * config/x86/sjlj.S (CONCAT1, CONCAT2, SYM): Respond to
592 __USER_LABEL_PREFIX__ for targets that use it.
593 (TYPE, SIZE, HIDDEN): New macros to assist on non-elf targets.
594 (_ITM_beginTransaction): Use SYM, TYPE, SIZE macros to assist
595 in portability to non-elf targets.
596 (GTM_longjmp): Likewise.
597 * libitm_i.h (begin_transaction): Apply __USER_LABEL_PREFIX__
600 2011-11-22 Iain Sandoe <iains@gcc.gnu.org>
602 * testsuite/libitm.c/memcpy-1.c: Allow for MAP_ANON spelling.
603 * testsuite/libitm.c/memset-1.c: Likewise.
605 2011-11-21 Andreas Tobler <andreast@fgznet.ch>
607 * configure: Regenerate.
609 2011-11-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
611 * acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Handle gold.
612 (LIBITM_ENABLE_SYMVERS): Handle sun style.
613 * Makefile.am: Handle sun style versioning.
614 (libitm_la_LINK): Add $(libitm_la_LDFLAGS).
615 * configure: Regenerate.
616 * Makefile.in: Regenerate.
618 2011-11-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
620 * config/generic/asmcfi.h: Fix comment.
621 * config/x86/sjlj.S (_ITM_beginTransaction): Provide ELF PIC code
622 sequence without .hidden support, error for non-ELF targets.
623 (GTM_longjmp) [__ELF__]: Only use .hidden if
624 HAVE_ATTRIBUTE_VISIBILITY.
626 2011-11-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
628 * alloc_cpp.cc [__osf__] (_ZnwX, _ZdlPv, _ZnaX, _ZdaPv,
629 _ZnwXRKSt9nothrow_t, _ZdlPvRKSt9nothrow_t, _ZdaPvRKSt9nothrow_t):
631 * eh_cpp.cc [__osf__] (__cxa_allocate_exception, __cxa_throw,
632 __cxa_begin_catch, __cxa_end_catch, __cxa_tm_cleanup): Likewise.
634 2011-11-16 Uros Bizjak <ubizjak@gmail.com>
637 * acinclude.m4 (LIBITM_CHECK_AS_AVX): Fix target selector.
638 * configure: Regenerate.
640 2011-11-14 H.J. Lu <hongjiu.lu@intel.com>
642 * testsuite/lib/libitm.exp: Check ia32 instead of ilp32.
644 2011-11-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
646 * config/alpha/sjlj.S (_ITM_beginTransaction) [!__ELF__]: Don't use
648 (.note.GNU-stack): Only use if __linux__.
649 * alloc_cpp.cc [!__osf__] (_ZnaXRKSt9nothrow_t): Dummy function.
650 * testsuite/libitm.c/notx.c: Use dg-options "-pthread".
651 * testsuite/libitm.c/reentrant.c: Likewise.
652 * testsuite/libitm.c/simple-2.c: Likewise.
653 * testsuite/libitm.c/txrelease.c: Likewise.
654 * testsuite/libitm.c++/static_ctor.C: Likewise.
656 2011-11-10 Richard Henderson <rth@redhat.com>
658 * config/x86/x86_avx.cc: Remove #undef __AVX__ hack. Tidy comments.
659 * Makefile.am (x86_avx.lo): Only add -mavx if ARCH_X86_AVX.
660 * configure.ac (ARCH_X86_AVX): New conditional.
661 * Makefile.in, configure: Rebuild.
663 2011-11-09 Richard Henderson <rth@redhat.com>
665 * acinclude.m4 (LIBITM_CHECK_AS_AVX): New.
666 * configure.ac: Use it.
667 * config.h.in, configure: Rebuild.
668 * config/x86/x86_avx.cc: Handle !HAVE_AS_AVX.
670 2011-11-09 Richard Henderson <rth@redhat.com>
672 * barrier.tpl, memcpy.cc, memset.cc, method-wbetl.cc: Remove file.
673 * config/alpha/unaligned.h: Remove file.
674 * config/generic/unaligned.h: Remove file.
675 * config/x86/unaligned.h: Remove file.
676 * config/generic/cachepage.h: Remove file.
677 * config/posix/cachepage.cc: Remove file.
678 * config/generic/cacheline.cc: Remove file.
679 * config/x86/cacheline.cc: Remove file.
680 * config/generic/cacheline.h (gtm_cacheline): Remove the
681 store_mask, copy_mask, copy_mask_wb methods.
682 * config/x86/cacheline.h: Likewise.
683 * config/alpha/cacheline.h: Fall back to generic after setting size.
684 * config/generic/tls.cc (gtm_mask_stack): Remove.
685 * config/x86/x86_avx.cc (GTM_vpperm_shift): Remove.
686 (GTM_vpalignr_table): Remove.
687 * config/x86/x86_sse.cc (GTM_palignr_table): Remove.
688 (GTM_pshift_table): Remove.
689 * config/libitm_i.h: Don't include cachepage.h.
690 * Makefile.am (libitm_la_SOURCES): Remove cacheline.cc, cachepage.cc
691 * Makefile.in, testsuite/Makefile.in: Rebuild.
693 2011-11-09 Richard Henderson <rth@redhat.com>
695 * config/x86/cacheline.h (gtm_cacheline::store_mask): Use .byte
696 to emit branch prediction hint.
698 * config/x86/sjlj.S: Protect elf directives with __ELF__.
699 Protect .note.GNU-stack with __linux__.
701 * configure.ac (GCC_AS_CFI_PSEUDO_OP): Test it.
702 * configure, aclocal.m4, config.h.in: Rebuild.
703 * config/generic/asmcfi.h: New file.
704 * config/x86/sjlj.S: Use it.
706 2011-11-08 Richard Henderson <rth@redhat.com>
708 * local.cc (_ITM_LB): Use a normal call, not a function alias.
710 2011-11-08 Richard Henderson <rth@redhat.com>
712 * configure.tgt: Test correct directory for supported cpus.
714 * configure.ac: Exit if unsupported.
715 * configure: Rebuild.
716 * configure.tgt: Delete boilerplate from libgomp for unsupported
717 targets. Set UNSUPPORTED for unsupported targets.
719 2011-11-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
721 * configure.tgt: Handle i386 like i[456]86.
722 * config/generic/tls.h [!HAVE_ARCH_GTM_THREAD] (gtm_thr): Don't
724 * config/generic/tls.cc [!HAVE_ARCH_GTM_THREAD ||
725 !HAVE_ARCH_GTM_THREAD_DISP] (_gtm_thr_tls): New variable.
727 2011-11-05 Aldy Hernandez <aldyh@redhat.com>
729 * method-wbetl.cc: Update copyright notice.
736 * useraction.cc: Same.
740 * config/generic/tls.cc: Same.
741 * config/generic/cacheline.h: Same.
742 * config/generic/cachepage.h: Same.
743 * config/generic/cacheline.cc: Same.
744 * config/generic/unaligned.h: Same.
745 * config/x86/cacheline.h: Same.
746 * config/x86/cacheline.cc: Same.
747 * config/x86/unaligned.h: Same.
748 * config/alpha/cacheline.h: Same.
749 * config/alpha/unaligned.h: Same.
750 * config/alpha/sjlj.S: Same.
751 * config/posix/cachepage.cc: Same.
752 * config/linux/futex.h: Same.
753 * config/linux/alpha/futex_bits.h: Same.
755 2011-11-04 Torvald Riegel <triegel@redhat.com>
757 * libitm.texi: No cover text and invariant sections.
759 2011-11-03 Richard Henderson <rth@redhat.com>
761 * local_type_traits: New file.
762 * libitm_i.h: Use it. Use C headers, not C++ wrappers.
764 2011-11-03 Richard Henderson <rth@redhat.com>
766 * configure.ac: Don't test for gfortran.
767 * configure: Rebuild.
769 * testsuite/lib/libitm.exp: Don't include gfortran-dg.exp.
770 * testsuite/libitm.c++/c++.exp: Don't use gfortran-dg-runtest.
772 2011-11-03 Aldy Hernandez <aldyh@redhat.com>
774 * testsuite/libitm.c/memcpy-1.c: Add copyright notice.
775 * testsuite/libitm.c/memset-1.c: Same.
776 * testsuite/libitm.c/c.exp: Same.
777 * testsuite/lib/libitm-dg.exp: Same.
778 * testsuite/lib/libitm.exp: Same.
779 * testsuite/libitm.c++/c++.exp: Same.
781 2011-11-03 Aldy Hernandez <aldyh@redhat.com>
783 * testsuite/config/default.exp: Update copyright date.
784 * configure.ac: Add copyright info.
785 * configure.tgt: Same.
787 2011-11-03 Aldy Hernandez <aldyh@redhat.com>
789 * testsuite/libitm.c/reentrant.c: XFAIL.
790 * testsuite/libitm.c++/static_ctor.C: XFAIL.
792 2011-10-29 Torvald Riegel <triegel@redhat.com>
794 * beginend.cc (GTM::gtm_thread::rollback): Add aborting flag and
796 (_ITM_abortTransaction): Handle aborts of outer transactions.
798 * eh_cpp.cc (GTM::gtm_thread::revert_cpp_exceptions): Fix assertion.
799 * libitm.texi: Document aborts of outer transactions.
800 * testsuite/libitm.c/cancel.c: New file.
802 2011-10-19 Torvald Riegel <triegel@redhat.com>
804 * testsuite/*: Change __transaction to __transaction_atomic or
805 __transaction_relaxed.
807 2011-10-19 Torvald Riegel <triegel@redhat.com>
809 * config/linux/x86/tls.h (abi_disp): Make TLS slot read volatile.
812 2011-10-19 Torvald Riegel <triegel@redhat.com>
814 * libitm_i.h: Add gl_wt dispatch.
815 * retry.cc (parse_default_method): Same.
816 * method-gl.cc: New file.
817 * Makefile.am: Use method-gl.cc.
818 * Makefile.in: Rebuild.
820 2011-10-19 Torvald Riegel <triegel@redhat.com>
822 * beginend.cc (GTM::gtm_thread::trycommit): Ensure privatization
823 safety if requested by a TM method.
824 * dispatch.h (GTM::abi_dispatch::trycommit): Add parameter for
825 privatization safety.
826 * method-serial.cc: Same.
828 2011-10-19 Torvald Riegel <triegel@redhat.com>
830 * libitm_i.h: Renamed gtm_local_undo to gtm_undolog_entry.
831 (GTM::gtm_thread): Renamed local_undo to undolog. Renamed
832 undolog-related member functions from *_local to *_undolog.
833 * local.cc (gtm_thread::commit_undolog): Same.
834 * beginend.cc (GTM::gtm_thread::trycommit): Same.
835 (GTM::gtm_thread::rollback): Roll back undolog before
836 dispatch-specific rollback.
838 2011-10-19 Torvald Riegel <triegel@redhat.com>
840 * retry.cc (GTM::gtm_thread::decide_retry_strategy): Handle
841 re-initialization of the current method group.
842 * libitm_i.h (GTM::gtm_restart_reason): Add restart reason for this.
844 2011-10-19 Torvald Riegel <triegel@redhat.com>
846 * alloc.cc (commit_allocations_2): Do not free transaction-local
847 memory when committing a nested transaction.
849 2011-10-19 Torvald Riegel <triegel@redhat.com>
851 * method-serial.cc (GTM::gtm_thread::serialirr_mode): Fixed: Use
852 serial-irrevocable dispatch, not serial.
854 2011-10-19 Torvald Riegel <triegel@redhat.com>
856 * libitm_i.h (GTM::gtm_restart_reason): Re-arrange and clean up
858 * dispatch.h (GTM::abi_dispatch::begin_or_restart): New.
859 * method-serial.cc: Implement begin_or_restart().
860 * beginend.cc (GTM::gtm_thread::begin_transaction): Call
861 dispatch-specific begin_or_restart().
862 (GTM::gtm_thread::restart): Same.
864 2011-08-23 Torvald Riegel <triegel@redhat.com>
866 * retry.cc (GTM::gtm_thread::decide_retry_strategy): Cleanup. Fix
867 restarting without switching to serial mode.
868 (GTM::gtm_thread::decide_begin_dispatch): Let the caller set the
869 transaction state. Choose closed-nesting alternative if available.
870 (GTM::gtm_thread::set_default_dispatch): New.
871 (parse_default_method): New.
872 (GTM::gtm_thread::number_of_threads_changed): New.
873 * method-serial.cc (GTM::serial_mg): New method group class.
874 (GTM::serialirr_dispatch): Belongs to serial_mg. Remove reinit and
876 (GTM::serial_dispatch): Same.
877 (GTM::serialirr_onwrite_dispatch): Same.
878 (GTM::gtm_thread::serialirr_mode): Remove calls to fini.
879 * beginend.cc (GTM::gtm_thread::~gtm_thread): Maintain number of
881 (GTM::gtm_thread::gtm_thread): Same.
882 (_ITM_abortTransaction): Remove calls to abi_dispatch::fini().
883 (GTM::gtm_thread::trycommit): Same. Reset number of restarts.
884 (GTM::gtm_thread::begin_transaction): Let decide_begin_dispatch()
885 choose dispatch but set state according to dispatch here.
886 * dispatch.h (GTM::abi_dispatch::fini): Move to method group.
887 (GTM::method_group): New class.
888 (GTM::abi_dispatch): Add comments. Maintain pointer to method_group.
889 * libitm_i.h (GTM::gtm_thread): Add declarations for new members.
890 * libitm.texi: Document TM methods, method groups, method life cycle.
891 Rename method sets to method groups.
893 2011-08-23 Torvald Riegel <triegel@redhat.com>
895 * config/x86/tls.h: Moved to ...
896 * config/linux/x86/tls.h: ... here.
898 2011-08-23 Torvald Riegel <triegel@redhat.com>
900 * config/x86/tls.h: Use __x86_64__ instead of __LP64__.
902 * config/x86/sjlj.S: Same.
904 2011-08-19 Torvald Riegel <triegel@redhat.com>
906 * config/linux/rwlock.h: New file.
907 * config/linux/rwlock.c: New file.
908 * configure.ac: Reenable futex support (undo SVN rev 157758).
910 * configure.tgt: Same.
911 * config/linux/alpha/futex_bits.h: Same.
912 * config/linux/futex.h: Same. Return number of woken processes.
913 * config/linux/futex.cc: Same.
914 (futex_wait): Remove spinning.
915 * config/linux/x86/futex_bits.h: Same. Set futex timeout to zero.
916 Use __x86_64__ instead of __LP64__.
917 * aclocal.m4: Include generic futex checks.
918 * configure: Rebuild.
919 * Makefile.in: Rebuild.
920 * testsuite/Makefile.in: Rebuild.
921 * beginend.cc: Include pthread.h.
922 * config/posix/cachepage.cc: Same.
924 2011-08-12 Torvald Riegel <triegel@redhat.com>
926 * config/x86/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
927 (abi_disp, set_abi_disp): Move to tx's TLS slot.
929 * config/generic/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
931 (GTM::gtm_thread::thread_num): Removed.
932 (GTM::gtm_thread): Renamed to GTM::gtm_thread_tls.
933 * libitm_i.h (GTM::gtm_transaction): Renamed to GTM::gtm_thread. More
934 tx-to-thread renaming.
935 * beginend.cc: Adapted to tx-to-thread renaming.
936 (GTM::gtm_thread::~gtm_thread): Extracted from thread_exit_handler().
937 (GTM::gtm_thread::gtm_thread): Extracted from begin_transaction().
938 * query.cc (_ITM_getTransactionId, _ITM_inTransaction): Renamed
939 gtm_transaction to gtm_thread.
940 (_ITM_getThreadnum): Removed. Not supported anymore.
941 * testsuite/libitm.c/notx.c (main): Removed _ITM_getThreadnum call.
942 * libitm.texi: Documented that _ITM_getThreadnum is not supported.
943 * useraction.cc: Renamed gtm_transaction to gtm_thread. Adapted to
944 gtm_tx-to-gtm_thr renaming if necessary.
951 * alloc_cpp.cc: Same.
952 * method-serial.cc: Same.
953 * config/generic/tls.cc: Same.
954 * config/posix/rwlock.h (gtm_rwlock): Same.
955 * config/posix/rwlock.cc: Same. Adapted to more tx-to-thread renaming.
957 2011-08-12 Torvald Riegel <triegel@redhat.com>
959 * config/posix/rwlock.cc (gtm_rwlock::read_lock): Changed locking
961 (gtm_rwlock::read_unlock): Same.
962 (gtm_rwlock::write_lock_generic): New. Generalized from ...
963 (gtm_rwlock::write_lock, gtm_rwlock::write_upgrade): ... these.
964 * libitm_i.h (GTM::gtm_transaction): Added shared_state.
965 * config/posix/rwlock.h (GTM::gtm_rwlock): Removed a_reader and
966 w_upgrade. Replaced by per-transaction flags (in shared_state).
967 Added c_confirmed_writers.
968 (GTM::gtm_rwlock::read_lock, GTM::gtm_rwlock::read_unlock,
969 GTM::gtm_rwlock::write_upgrade): Add tx parameter.
970 * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
971 * method-serial.cc (GTM::gtm_transaction::serialirr_mode): Same.
972 * beginend.cc (GTM::gtm_transaction::begin_transaction,
973 _ITM_abortTransaction, GTM::gtm_transaction::trycommit): Same.
974 * libitm.texi: Document locking conventions and implementations in
977 2011-08-12 Torvald Riegel <triegel@redhat.com>
979 * libitm_i.h (next_tx): Add list of all threads' transaction.
980 * beginend.cc (GTM::gtm_transaction::begin_transaction): Register
981 transaction with list of transactions and ...
982 (thread_exit_handler): ... deregister here.
983 * config/alpha/target.h: Add HW_CACHELINE_SIZE setting.
984 * config/x86/target.h: Same.
986 2011-08-12 Torvald Riegel <triegel@redhat.com>
988 * testsuite/libitm.c++/static_ctor.C: New file.
990 2011-08-12 Torvald Riegel <triegel@redhat.com>
992 * testsuite/libitm.c/reentrant.c: New file.
994 2011-08-12 Torvald Riegel <triegel@redhat.com>
996 * config/generic/tls.h: Remove the free list for transactions and ...
997 * beginend.cc (GTM::gtm_transaction::operator new): ... allocate ...
998 (GTM::gtm_transaction::operator delete): ... and release here.
999 (thread_exit_handler): New. Delete tx when thread terminates.
1000 (thread_exit_init): New.
1001 (GTM::gtm_transaction::begin_transaction): Set up on-exit handler.
1002 * testsuite/libitm.c/txrelease.c: New file.
1004 2011-08-12 Torvald Riegel <triegel@redhat.com>
1006 * query.cc (_ITM_getThreadnum): Set up gtm_thread if necessary.
1007 * testsuite/libitm.c/notx.c: New file.
1009 2011-08-12 Torvald Riegel <triegel@redhat.com>
1011 * config/generic/tls.h (gtm_thread): Move local_tid from here ...
1012 * libitm_i.h (local_tid): ... to here.
1013 * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
1014 (GTM::gtm_transaction::operator new): Set up gtm_thread if necessary.
1016 2011-08-12 Torvald Riegel <triegel@redhat.com>
1018 * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Use
1019 serialirr_onwrite_dispatch as new default for now.
1020 * method-serial.cc (serialirr_onwrite_dispatch): New.
1021 (GTM::dispatch_serialirr_onwrite): New.
1024 2011-08-12 Torvald Riegel <triegel@redhat.com>
1026 * beginend.cc (GTM::gtm_transaction::rollback): Roll back tx id as well.
1027 * query.cc (_ITM_getTransactionId): There is no active transaction if
1028 the current nesting level is zero.
1030 2011-07-28 Torvald Riegel <triegel@redhat.com>
1032 * beginend.cc (GTM::gtm_transaction::rollback): Fix nesting level
1035 2011-07-28 Torvald Riegel <triegel@redhat.com>
1037 * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Get
1038 transaction properties from the caller instead of from the
1041 * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
1043 2011-07-28 Torvald Riegel <triegel@redhat.com>
1045 * local.cc (gtm_transaction::rollback_local): Support closed nesting.
1046 * eh_cpp.cc (GTM::gtm_transaction::revert_cpp_exceptions): Same.
1048 * method-serial.cc: Same.
1049 * beginend.cc (GTM::gtm_transaction::begin_transaction): Change to
1050 flat nesting as default, and closed nesting on demand.
1051 (GTM::gtm_transaction::rollback): Same.
1052 (_ITM_abortTransaction): Same.
1053 (GTM::gtm_transaction::restart): Same.
1054 (GTM::gtm_transaction::trycommit): Same.
1055 (GTM::gtm_transaction::trycommit_and_finalize): Removed.
1056 (choose_code_path): New.
1057 (GTM::gtm_transaction_cp::save): New.
1058 (GTM::gtm_transaction_cp::commit): New.
1059 * query.cc (_ITM_inTransaction): Support flat nesting.
1060 * libitm_i.h (GTM::gtm_transaction_cp): New helper struct for nesting.
1061 (GTM::gtm_transaction): Support flat and closed nesting.
1062 * alloc.cc (commit_allocations_2): New.
1063 (commit_cb_data): New helper struct.
1064 (GTM::gtm_transaction::commit_allocations): Handle nested
1066 * libitm.texi: Update user action section, add description of nesting.
1068 2011-07-28 Torvald Riegel <triegel@redhat.com>
1070 * libitm_i.h: Add closed nesting as restart reason.
1071 * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
1073 2011-07-28 Torvald Riegel <triegel@redhat.com>
1075 * useraction.cc: Use vector instead of list to store actions.
1076 Also support partial rollbacks for closed nesting.
1077 * libitm_i.h (GTM::gtm_transaction::user_action): Same.
1078 * beginend.cc: Same.
1080 2011-07-28 Torvald Riegel <triegel@redhat.com>
1082 * dispatch.h (GTM::abi_dispatch): Add can_run_uninstrumented_code and
1083 closed_nesting flags, as well as a closed nesting alternative.
1084 * method-serial.cc: Same.
1085 (serial_dispatch): Renamed to serialirr_dispatch.
1086 (GTM::dispatch_serialirr): Same.
1087 (serial_dispatch_ul): Renamed to serial_dispatch.
1088 (GTM::dispatch_serial): Same.
1090 2011-07-28 Torvald Riegel <triegel@redhat.com>
1092 * libitm.h (_ITM_codeProperties): Change pr_hasElse to the ABI's value.
1094 2011-07-28 Torvald Riegel <triegel@redhat.com>
1096 * aatree.h (aa_tree::remove): New.
1097 (aa_tree::operator new): Add placement new.
1099 2011-07-02 Torvald Riegel <triegel@redhat.com>
1101 * containers.h: New file.
1102 * util.cc (xmalloc, xrealloc): Accept cacheline-alloc flag.
1103 * libitm_i.h (xmalloc, xrealloc): Moved declarations from here ...
1104 * common.h: ... to here.
1105 (local_undo): Use GTM::vector for gtm_transaction::local_undo.
1108 2011-06-30 Torvald Riegel <triegel@redhat.com>
1110 * libitm_i.h (STATE_ABORTING): Remove.
1111 * beginend.cc (_ITM_abortTransaction): Same.
1112 (GTM::gtm_transaction::trycommit_and_finalize): Same.
1113 * libitm.h (_ITM_registerThrownObject, _ITM_tryCommitTransaction): Remove.
1114 (_ITM_rollbackTransaction): Remove.
1115 * beginend.cc: Same.
1117 * libitm.texi: Document these ABI changes.
1119 2011-06-30 Torvald Riegel <triegel@redhat.com>
1121 * libitm.texi: New file.
1122 * Makefile.am: Add libitm.texi.
1123 * Makefile.in: Rebuild.
1125 2011-06-30 Torvald Riegel <triegel@redhat.com>
1127 * libitm_i.h: Move parts to common.h and dispatch.h.
1128 * common.h: New file.
1129 * dispatch.h: New file, new dispatch class.
1130 Rename GTM::abi_dispatch::lock_type to ls_modifier.
1131 RenameGTM::abi_dispatch::NOLOCK to NONTXNAL.
1132 * beginend.cc (GTM::gtm_transaction::begin_transaction): Delegate mode
1133 decision to retry.cc.
1134 * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Use serial mode
1136 (GTM::gtm_transaction::decide_begin_dispatch): Same.
1137 * method-serial.cc: Adapt to new dispatch. Add serial mode with undo
1139 * barrier.cc: Use new barriers definitions.
1140 (abi_dispatch::memmove_overlap_check): New.
1141 * config/x86/x86_sse.cc: Same.
1142 * config/x86/x86_avx.cc: Same.
1143 * Makefile.am: Don't build readonly and wbetl methods, memset.cc and
1145 * Makefile.in: Rebuild.
1146 * method-readonly.cc: Remove.
1147 * method-wbetl.cc: Rename GTM::abi_dispatch::lock_type to ls_modifier.
1148 Rename GTM::abi_dispatch::NOLOCK to NONTXNAL.
1150 2011-06-30 Torvald Riegel <triegel@redhat.com>
1152 * alloc_c.cc (_ITM_dropReferences): Don't support it anymore.
1153 * testsuite/libitm.c++/dropref.C: _ITM_dropReferences is expected to fail.
1154 * testsuite/libitm.c/dropref-2.c: Same.
1155 * testsuite/libitm.c/dropref.c: Same.
1157 2011-06-30 Torvald Riegel <triegel@redhat.com>
1159 * config/generic/tls.h (gtm_disp): Rename to abi_disp.
1160 * config/generic/tls.h (set_gtm_disp): Rename to set_abi_disp.
1161 * libitm_i.h: Rename gtm_dispatch to abi_dispatch.
1163 * barrier.tpl: Same.
1165 * config/generic/tls.h: Same.
1166 * config/x86/tls.h: Same.
1170 * method-readonly.cc: Same.
1171 * method-serial.cc: Same.
1172 * method-wbetl.cc: Same.
1175 2011-03-03 Richard Henderson <rth@redhat.com>
1177 * config/posix/rwlock.cc (write_upgrade): Add missing case.
1178 From Patrik Marlier <patrick.marlier@unine.ch>.
1180 2011-02-03 Richard Henderson <rth@redhat.com>
1182 * acinclude.m4 (LIBITM_CHECK_SIZE_T_MANGLING): New.
1183 * configure.ac: Use it.
1184 * configure, config.h.in: Rebuild.
1185 * alloc_cpp.cc (_ZnwX): Use MANGLE_SIZE_T in constructing the name.
1186 (_ZnaX, _ZnwXRKSt9nothrow_t, _ZnaXRKSt9nothrow_t, _ZGTtnwX,
1187 _ZGTtnaX, _ZGTtnwXRKSt9nothrow_t, _ZGTtnaXRKSt9nothrow_t): Likewise.
1188 * libitm.map: Use wildcards to match size_t mangling.
1190 2010-12-14 Richard Henderson <rth@redhat.com>
1192 * beginend.cc (GTM::gtm_transaction::begin_transaction): Allocate
1193 blocks of TIDs per thread.
1194 * config/generic/tls.h (struct gtm_thread): Add local_tid member.
1195 (setup_gtm_thr): Return the thread structure.
1196 * config/x86/tls.h (setup_gtm_thr): Likewise.
1198 2010-12-14 Richard Henderson <rth@redhat.com>
1200 * clone.cc (table_lock): Remove.
1201 (find_clone): Don't take it.
1202 (ExcludeTransaction): New helper class.
1203 (_ITM_registerTMCloneTable): Use it.
1204 (_ITM_deregisterTMCloneTable): Likewise.
1206 2010-12-14 Richard Henderson <rth@redhat.com>
1208 * config/x86/tls.h: New file.
1210 2010-07-15 Richard Henderson <rth@redhat.com>
1212 * Makefile.am (AM_CXXFLAGS): Add -funwind-tables.
1213 * Makefile.in: Rebuild.
1215 2010-07-13 Aldy Hernandez <aldyh@redhat.com>
1217 * method-wbetl.cc (trydropreference): Fix source line.
1219 2010-07-13 Aldy Hernandez <aldyh@redhat.com>
1221 * libitm.h: Add comment.
1222 * libitm_i.h (begin_transaction): Add ITM_REGPARM.
1224 2010-07-07 Aldy Hernandez <aldyh@redhat.com>
1226 * configure.ac: Call LIBITM_CHECK_64BIT_SYNC_BUILTINS.
1227 * beginend.cc (begin_transaction): If 64-bit sync builtins are not
1228 available, use pthread mutexes.
1229 * acinclude.m4 (LIBITM_CHECK_64BIT_SYNC_BUILTINS): New.
1230 * config.h.in: Regenerate.
1231 * configure: Regenerate.
1233 2010-07-06 Aldy Hernandez <aldyh@redhat.com>
1235 * libitm.h (ITM_PURE): Define.
1236 Declare _ITM_malloc, _ITM_calloc, and _ITM_free.
1238 2010-06-28 Aldy Hernandez <aldyh@redhat.com>
1240 * method-wbetl.cc (class wbetl_dispatch): Add trydropreference.
1241 (validate): Add comment.
1242 (trydropreference): New.
1243 * method-readonly.cc (class readonly_dispatch): Add
1245 * alloc_c.cc (_ITM_dropReferences): Remove const attribute.
1246 Call trydropreference().
1247 * libitm.h (_ITM_dropReferences): Remove const attribute.
1248 * method-serial.cc (class serial_dispatch): Add trydropreference.
1249 * libitm_i.h (struct gtm_dispatch): Add trydropreference.
1251 2010-06-28 Aldy Hernandez <aldyh@redhat.com>
1253 * memcpy.cc (do_memcpy): Comment.
1255 2010-06-25 Aldy Hernandez <aldyh@redhat.com>
1257 * barrier.tpl: Add comments throughout.
1259 2010-06-24 Aldy Hernandez <aldyh@redhat.com>
1261 * method-wbetl.cc (struct w_entry): Add comments.
1265 2010-06-24 Aldy Hernandez <aldyh@redhat.com>
1267 * alloc_c.cc (_ITM_dropReferences): New.
1268 * libitm.map (_ITM_dropReferences): Add.
1269 * libitm.h (_ITM_dropReferences): Add transaction_pure attribute.
1270 * libitm_i.h (struct gtm_transaction): Declare
1271 drop_references_allocations and drop_references_local.
1272 * local.cc (rollback_local): Ignore memory when applicable.
1273 (drop_references_local): New.
1275 2010-06-23 Richard Henderson <rth@redhat.com>
1277 * barrier.tpl, beginend.cc, clone.cc, tls.h, memcpy.cc,
1278 memset.cc, method-serial.cc: Revert the 2010-06-16 change.
1279 * config/x86/target.h (struct gtm_jmpbuf): Change CFA type to void*.
1280 * config/alpha/target.h: Likewise.
1281 * config/generic/tls.cc (gtm_mask_stack): Use it.
1283 2010-06-23 Richard Henderson <rth@redhat.com>
1285 * config/posix/cachepage.cc (gtm_cacheline_page::operator new): Use
1286 a mutex instead of trying a lock-free compare-and-swap on the list.
1287 (gtm_cacheline_page::operator delete): Likewise.
1289 2010-06-16 Richard Henderson <rth@redhat.com>
1291 * method-wbetl.cc (wbetl_dispatch::trycommit): Discard changes
1292 that overlap the libitm stack.
1293 * barrier.tpl: Mark incoming stack.
1294 * beginend.cc (_ITM_rollbackTransaction, _ITM_abortTransaction,
1295 _ITM_commitTransaction, _ITM_commitTransactionEH): Likewise.
1296 * clone.cc (_ITM_getTMCloneOrIrrevocable): Likewise.
1297 * memcpy.cc, memset.cc: Likewise.
1298 * method-serial.cc (_ITM_changeTransactionMode): Likewise.
1299 * config/generic/tls.h (gtm_thread): Add stack_top member.
1300 (gtm_stack_top, set_gtm_stack_top, struct gtm_stack_marker): New.
1301 * libitm_i.h (gtm_mask_stack): Declare.
1302 * config/generic/tls.cc: New file.
1303 * Makefile.am (libitm_la_SOURCES): Add it.
1304 (AM_CXXFLAGS): Turn off exceptions.
1305 * Makefile.in: Rebuild.
1307 2010-06-16 Richard Henderson <rth@redhat.com>
1309 * alloc.cc (struct gtm_alloc_action): Move definition ...
1310 * libitm_i.h: ... here.
1311 (class gtm_transaction): Declare new and delete.
1312 * beginend.cc (alloc_tx): Reformulate as operator new.
1313 (free_tx): Reformulate as operator delete.
1314 * config/generic/tls.h (gtm_thread): Change free_tx member to void *.
1316 2010-06-11 Richard Henderson <rth@redhat.com>
1318 * clone.cc (clone_entry_compare): Fix typo.
1319 From Patrik Marlier <patrick.marlier@unine.ch>.
1321 2010-05-13 Richard Henderson <rth@redhat.com>
1323 * alloc_c.cc (_ITM_malloc, _ITM_calloc, _ITM_free): Wrap functions
1326 2010-05-07 Aldy Hernandez <aldyh@redhat.com>
1328 * libitm_i.h (struct gtm_transaction): Remove
1329 get_allocation_size.
1330 (record_allocation): Remove size parameter.
1331 * libitm.map (_ITM_realloc): Remove.
1332 * alloc_c.cc (_ITM_realloc): Remove.
1333 (_ITM_malloc): Remove size argument to record_allocation.
1334 (_ITM_calloc): Same.
1335 * alloc_cpp.cc (_ZGTtnwm): Same.
1336 (_ZGTtnwmRKSt9nothrow_t): Same.
1338 (_ZGTtnamRKSt9nothrow_t): Same.
1339 * alloc.cc (struct gtm_alloc_action): Remove size.
1340 (get_allocation_size): Remove.
1341 (commit_allocations): Add comment.
1342 (record_allocation): Remove size parameter.
1343 (forget_allocation): Remove set of size.
1345 2010-04-19 Aldy Hernandez <aldyh@redhat.com>
1347 * Makefile.am (abi_version): New.
1348 (AM_CXXFLAGS): Pass abi_version.
1349 * Makefile.in: Regenerate.
1350 * config/x86/unaligned.h: Remove always_inline kludge for vectors.
1352 2010-04-06 Aldy Hernandez <aldyh@redhat.com>
1354 * clone.cc (_ITM_getTMCloneOrIrrevocable): Rename from
1355 _ITM_getTMCloneOrIrrevokable.
1356 * libitm.h (_ITM_getTMCloneOrIrrevocable): Same.
1357 * libitm.map (_ITM_getTMCloneOrIrrevocable): Same.
1359 2010-03-26 Aldy Hernandez <aldyh@redhat.com>
1361 * configure.ac: Remove Linux futex support.
1362 * configure.tgt (config_path): Same.
1363 * Makefile.am: Same.
1364 * config/linux: Remove entire directory.
1365 * configure: Rebuild.
1366 * Makefile.in: Rebuild.
1367 * testsuite/Makefile.in: Rebuild.
1369 2010-03-09 Aldy Hernandez <aldyh@redhat.com>
1371 * retry.cc (decide_retry_strategy): Set state to STATE_SERIAL when
1372 switching to serial mode.
1373 * beginend.cc (trycommit_and_finalize): Unlock serial_lock.
1375 2010-03-03 Aldy Hernandez <aldyh@redhat.com>
1377 * configure.tgt: Add emacs -*- tags.
1378 * barrier.tpl: Same.
1380 2010-02-23 Aldy Hernandez <aldyh@redhat.com>
1382 * Makefile.am: Rename serial.cc to method-serial.cc.
1383 * Makefile.in: Regenerate with automake 1.11.1.
1384 * testsuite/Makefile.in: Same.
1385 * aclocal.m4: Regenerate with aclocal 1.11.1.
1386 * method-serial.cc: Rename from serial.cc.
1387 * libitm_i.h (struct gtm_transaction): Update comment on
1390 2010-02-22 Aldy Hernandez <aldyh@redhat.com>
1392 * libitm_i.h (GTM_longjmp): Add ITM_REGPARM.
1393 * config/linux/rwlock.h (class gtm_rwlock): Add comments.
1395 2010-02-11 Aldy Hernandez <aldyh@redhat.com>
1397 * configure: Rebuild.
1399 2009-11-12 Richard Henderson <rth@redhat.com>
1401 * Rewrite everything in C++.
1403 2009-11-03 Richard Henderson <rth@redhat.com>
1405 * config/x86/x86_sse.c, config/x86/x86_avx.c: New files.
1406 * Makefile.am (libitm_la_SOURCES): Add them.
1407 * configure.ac (ARCH_X86): New conditional.
1408 * Makefile.in, configure: Rebuild.
1409 * configure.tgt: Set up ARCH; do cflags setup at the same time.
1410 Move futex setup into "other system configury" case.
1411 * local.c (rollback_local): Merge into ...
1412 (GTM_rollback_local): ... here.
1413 (GTM_LB): Rename from GTM_alloc_local; do the memcpy here.
1414 (_ITM_LB): Define as an alias to GTM_LB.
1416 2009-11-03 Richard Henderson <rth@redhat.com>
1418 * method-readonly.c: New file.
1419 * Makefile.am (libitm_la_SOURCES): Add it.
1420 * Makefile.in: Rebuild.
1421 * beginend.c (gtm_stmlock_array, gtm_clock): New.
1422 (GTM_begin_transaction): Use dispatch_readonly for read-only txn.
1423 * libitm_i.h (gtm_stmlock, gtm_version): Move from method-wbetl.c.
1424 (GTM_VERSION_MAX, GTM_VERSION_INVALID, gtm_stmlock_owned_p,
1425 gtm_stmlock_set_owned, gtm_stmlock_get_addr,
1426 gtm_stmlock_get_version, gtm_stmlock_set_version, LOCK_ARRAY_SIZE,
1427 gtm_stmlock_array, gtm_get_stmlock, gtm_clock, RESTART_NOT_READONLY,
1428 gtm_get_clock, gtm_inc_clock): New.
1429 * method-wbetl.c (gtm_version, gtm_stmlock, OWNED_MASK, VERSION_MAX,
1430 LOCK_GET_OWNED, LOCK_SET_ADDR, LOCK_GET_ADDR, LOCK_GET_TIMESTAMP,
1431 LOCK_SET_TIMESTAMP, LOCK_ARRAY_SIZE, LOCK_MASK, LOCK_IDX, GET_LOCK,
1432 locks, gclock, CLOCK, GET_CLOCK, FETCH_AND_INC_CLOCK): Remove and
1433 replace uses with new libitm_i.h symbols.
1434 (dispatch_wbetl): Rename from wbetl_dispatch.
1435 * retry.c (GTM_decide_retry_strategy): If RESTART_NOT_READONLY, move
1436 away from dispatch_readonly; abort if the beginTransaction call
1437 asserted that the transaction was readonly.
1439 2009-11-03 Richard Henderson <rth@redhat.com>
1441 * memset.c: New file.
1442 * Makefile.am (libitm_la_SOURCES): Add it.
1443 * Makefile.in: Rebuild.
1444 * testsuite/libitm.c/memset-1.c: New.
1446 2009-11-03 Richard Henderson <rth@redhat.com>
1448 * dispatch.c: Remove file.
1449 * useraction.c (struct gtm_user_action): Move from libitm.h.
1450 * serial.c (GTM_null_read_lock, GTM_null_write_lock): New.
1451 (serial_memset, serial_memmove, serial_memcpy): Remove.
1452 (serial_W*, serial_R*): Remove.
1453 (serial_dispatch): Update to match.
1454 * configure.ac: Move Werror down below configure checks. Don't
1455 check for sys/loadavg.h, do check for malloc.h. Don't check for
1456 getloadavg and clock_gettime; do check for memalign, posix_memalign.
1457 Use GCC_AC_FUNC_MMAP_BLACKLIST
1458 * libitm.h: Split out all internal items to...
1459 * libitm_i.h: ... here. New file.
1460 * copymask.c: New file.
1461 * local.c (struct gtm_local_undo): Move from libitm.h.
1462 (GTM_alloc_local): Rename from alloc_local; export.
1463 * memcpy.c: New file.
1464 * alloc_c.c (_ITM_realloc): Use _ITM_memcpyRnWt directly.
1465 * config/posix/page.c: New file.
1466 * config/posix/target_tls.h: Remove file.
1467 * barrier.c: New file.
1468 * Makefile.am (libitm_la_SOURCES): Add barrier.c, memcpy.c,
1470 * alloc.c (struct gtm_alloc_action): Move from libitm.h.
1471 * method-wbetl.c: Rewrite for new cacheline methods.
1472 * Makefile.in, configure, testsuite/Makefile.in, config.h.in: Rebuild.
1474 * config/alpha/sjlj.S: Fix typo.
1475 * config/alpha/target_i.h: Copy functions from alpha/target.h.
1476 * config/alpha/copymask.c: New file.
1477 * config/alpha/target.h (CACHELINE_SIZE): New.
1478 (STRICT_ALIGNMENT, PAGE_SIZE, FIXED_PAGE_SIZE): New.
1480 * config/x86/target_i.h: Copy functions from x86/target.h.
1481 * config/x86/copymask.c: New file.
1482 * config/x86/target.h (_ITM_ALL_TARGET_TYPES): Remove.
1483 (CACHELINE_SIZE, STRICT_ALIGNMENT): New.
1484 (PAGE_SIZE, FIXED_PAGE_SIZE): New.
1485 * config/x86/target_tls.h: Move contents to target_i.h.
1487 * testsuite/libitm.c/clone-1.c: Include libitm.h.
1488 * testsuite/libitm.c/memcpy-1.c: New.
1490 2009-10-22 Richard Henderson <rth@redhat.com>
1492 * Makefile.am (CCAS, CCASFLAGS, LTCCASCOMPILE): Remove.
1493 (AM_CCASFLAGS): New.
1494 * configure.ac: Add AM_PROG_AS. Use m4_rename_force for
1495 saving/restoring _AC_ARG_VAR_PRECIOUS.
1496 * Makefile.in, aclocal.m4, config.h.in, configure,
1497 testsuite/Makefile.in: Rebuild with automake 1.11; autoconf 2.64.
1499 2009-10-22 Richard Henderson <rth@redhat.com>
1501 * testsuite/*: Update for new compiler syntax.
1503 2009-10-21 Richard Henderson <rth@redhat.com>
1505 * libitm.h (_ITM_abortReason): Add outerAbort.
1507 2009-08-03 Richard Henderson <rth@redhat.com>
1509 * libitm.map (_ITM_commitTransactionEH, _ITM_cxa_allocate_exception,
1510 _ITM_cxa_begin_catch, _ITM_cxa_end_catch, _ITM_cxa_throw): Export.
1511 * method-wbetl.c (struct w_entry): Remove mask.
1512 (wbetl_write, wbetl_load): Return pointer to word containing the data;
1515 2009-07-22 Richard Henderson <rth@redhat.com>
1517 * eh_cpp.c: New file.
1518 * Makefile.am (libitm_la_SOURCES): Add it.
1519 * Makefile.in: Rebuild.
1520 * beginend.c (GTM_rollback_transaction): Undo exception state.
1521 (GTM_trycommit_transaction): Mark inline.
1522 (GTM_trycommit_and_finalize_transaction): Split out from ...
1523 (_ITM_commitTransaction): ... here.
1524 (_ITM_commitTransactionEH): New function.
1525 * libitm.h (struct gtm_transaction): Add cxa_catch_count,
1526 cxa_unthrown, eh_in_flight; reorder.
1528 * testsuite/libitm.c++/c++.exp: New.
1529 * testsuite/libitm.c++/eh-1.C: New.
1531 * aatree.c (aa_free): Remove REGPARM.
1532 * aatree.h: Remove all REGPARM.
1534 2009-07-18 Richard Henderson <rth@redhat.com>
1536 * aatree.c, aatree.h, alloc.c, alloc_c.c, alloc_cpp.c: New files.
1537 * Makefile.am (libitm_la_SOURCES): Add them.
1538 * Makefile.in: Rebuild.
1539 * beginend.c (GTM_rollback_transaction): Use GTM_commit_allocations.
1540 (GTM_trycommit_transaction): Likewise.
1541 * libitm.h: Include aatree.h
1542 (struct gtm_alloc_action): New.
1543 (struct gtm_transaction): Add alloc_actions.
1544 (GTM_record_allocation, GTM_forget_allocation): Declare.
1545 (GTM_get_allocation_size, GTM_commit_allocations): Declare.
1546 * libitm.map (_ITM_malloc, _ITM_calloc, _ITM_realloc, _ITM_free,
1547 _ZGTtnwm, _ZGTtnam, _ZGTtdlPv, _ZGTtdaPv, _ZGTtnwmRKSt9nothrow_t,
1548 _ZGTtnamRKSt9nothrow_t, _ZGTtdlPvRKSt9nothrow_t,
1549 _ZGTtdaPvRKSt9nothrow_t): Export.
1551 2009-07-18 Richard Henderson <rth@redhat.com>
1553 * target_tls.h: Move ...
1554 * config/posix/target_tls.h: ... here.
1556 2009-07-07 Richard Henderson <rth@redhat.com>
1558 * config/x86/target.h (atomic_write_barrier): Use sfence if available.
1560 2009-07-07 Richard Henderson <rth@redhat.com>
1564 2009-07-07 Richard Henderson <rth@redhat.com>
1566 * libitm.h (struct gtm_transaction): Widen id to _ITM_transactionId_t.
1567 * beginend.c (global_tid): Widen to _ITM_transactionId_t.
1569 * configure.tgt: Don't use -ftls-model for x86 linux.
1570 * libitm.h: Include target.h after standard includes.
1571 (_gtm_thr): Rename from gtm_thr.
1572 (setup_gtm_thr, gtm_thr, gtm_tx, set_gtm_tx): New.
1573 (gtm_disp, set_gtm_disp): New.
1574 * beginend.c, dispatch.c, local.c, method-wbetl.c, query.c,
1575 retry.c, serial.c, useraction.c: Use accessor functions throughout.
1576 * config/alpha/target_tls.h, config/x86/target_tls.h: New files.
1578 2009-07-07 Richard Henderson <rth@redhat.com>
1580 * config/linux/rwlock.c (EZ): New define. Use it throughout.
1582 2009-07-06 Richard Henderson <rth@redhat.com>
1584 * libitm.h (_ITM_SRCLOCATION_DECL_1, _ITM_SRCLOCATION_DECL_2): Remove.
1585 (_ITM_SRCLOCATION_DEFN_1, _ITM_SRCLOCATION_DEFN_2): Remove.
1586 (_ITM_beginTransaction): Take variadic arguments.
1587 (_ITM_registerThrownObject): Declare.
1588 * beginend.c, serial.c: Update.
1589 * libitm.map: Add _ITM_registerThrownObject.
1591 2009-01-28 Richard Henderson <rth@redhat.com>
1593 * Makefile.am (libitm_la_SOURCES): Add clone.c.
1594 * Makefile.in: Rebuild.
1595 * beginend.c (_ITM_abortTransaction): Abort if irrevokable.
1596 (GTM_restart_transaction): Fix uninstrumented code check.
1597 * retry.c (GTM_decide_retry_strategy): Add serial check.
1598 * serial.c (GTM_serialmode): Add irrevokable variable. Don't
1599 automatically go irrevokable when in serial mode.
1600 * clone.c: New file.
1601 * libitm.h, libitm.map: Update.
1603 2009-01-27 Richard Henderson <rth@redhat.com>
1605 * Makefile.am (LTCCASCOMPILE): Define.
1606 (libitm_la_SOURCES): Add methid-wbetl.c.
1607 * testsuite/Makefile.am: New
1608 * configure.ac: Add testsuite/Makefile.
1609 * Makefile.in, testsuite/Makefile.in, configure: Regenerate.
1610 * beginend.c (GTM_begin_transaction): Install wbetl_dispatch.
1611 (_ITM_abortTransaction): Finalize implementation method; pass
1612 transaction properties to longjmp.
1613 (GTM_restart_transaction): Split out from ...
1614 (_ITM_commitTransaction): ... here.
1615 * config/linux/x86/futex_bits.h (cpu_relax, atomic_write_barrier):
1616 Move to config/x86/target.h.
1617 * config/linux/alpha/futex_bits.h: New.
1618 * config/x86/sjlj.S (GTM_longjmp): Fix 64-bit input register.
1619 * config/x86/target.h: Disable target types for 32-bit.
1620 * config/alpha/sjlj.S, config/alpha/target.h: New.
1621 * libitm.h (struct gtm_dispatch): Add init, fini.
1622 (enum restart_reason): New.
1623 (struct gtm_transaction): Add method and restarts.
1624 * retry.c (GTM_decide_retry_strategy): Implement.
1625 * serial.c (serial_init, serial_fini): New.
1626 (GTM_serialmode): Finialize outgoing method.
1627 * method-wbetl.c: New.
1629 2008-12-09 Richard Henderson <rth@redhat.com>
1631 * config/x86/target.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): New.
1632 * configure.tgt (i386-*, x86_64-*): Don't force SSE.
1633 * dispatch.c (_ITM_##R##T, _ITM_##W##T): Use _ITM_TYPE_ATTR.
1634 * libitm.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): Provide default.
1635 (_ITM_TYPE_M64, _ITM_TYPE_M128, _ITM_TYPE_M256): Move to x86 header.
1636 (_ITM_ALL_TYPES): Use _ITM_ALL_TARGET_TYPES.
1637 * local.c (_ITM_L##T): Use _ITM_TYPE_ATTR.
1638 * serial.c (serial_R##T, serial_W##T): Likewise.
1640 2008-11-21 Richard Henderson <rth@redhat.com>