Update gcc-50 to SVN version 222321 (gcc-5-branch)
[dragonfly.git] / contrib / gcc-5.0 / libitm / ChangeLog
CommitLineData
3d987775
JM
12015-04-22 Release Manager
2
3 * GCC 5.1.0 released.
4
dda118e3
JM
52015-01-15 H.J. Lu <hongjiu.lu@intel.com>
6
7 PR libitm/64360
8 * libitm.c/stackundo.c (test2): Make it static.
9 (test1): Likewise.
10
112015-01-05 Jakub Jelinek <jakub@redhat.com>
12
13 Update copyright years.
14
152015-01-05 Jakub Jelinek <jakub@redhat.com>
16
17 * libitm.texi: Bump @copying's copyright year.
18
192014-12-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20
21 * testsuite/lib/libitm.exp: Load target-utils.exp.
22 Move load of target-supports.exp earlier.
23
242014-12-03 Uros Bizjak <ubizjak@gmail.com>
25
26 * configure.tgt (x86_64): Tune -m32 multilib to generic.
27
282014-11-21 H.J. Lu <hongjiu.lu@intel.com>
29
30 PR bootstrap/63784
31 * configure: Regenerated.
32
332014-11-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
34
35 PR target/63610
36 * configure: Regenerate.
37
382014-10-06 Marek Polacek <polacek@redhat.com>
39
40 * testsuite/libitm.c/memcpy-1.c: Declare getpagesize.
41 * testsuite/libitm.c/memset-1.c: Likewise.
42
432014-07-24 Richard Henderson <rth@redhat.com>
44
45 * config/aarch64/sjlj.S (_ITM_beginTransaction): Use post-inc
46 addressing mode in epilogue.
47
482014-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
49
50 * acinclude.m4 (LIBITM_CHECK_LINKER_HWCAP): Check for
51 -mclear-hwcap instead.
52 * configure: Regenerate.
53 * clearcap.map: Remove.
54
552014-05-21 John Marino <gnugcc@marino.st>
56
57 * configure.tgt (*-*-dragonfly*): New target.
58
592014-05-19 Richard Henderson <rth@redhat.com>
60
61 * config/aarch64/sjlj.S: New file.
62 * config/aarch64/target.h: New file.
63 * configure.tgt: Enable aarch64.
64
652014-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
66
67 * config/generic/asmcfi.h: Also check for
68 __GCC_HAVE_DWARF2_CFI_ASM.
69
702013-04-02 Richard Henderson <rth@redhat.com>
71
72 * config/alpha/target.h (PAGE_SIZE, FIXED_PAGE_SIZE): Remove.
73 * config/arm/target.h, config/sh/target.h: Likewise.
74 * config/sparc/target.h, config/x86/target.h: Likewise.
75
762014-03-26 Jakub Jelinek <jakub@redhat.com>
77
78 * config/linux/futex_bits.h: Include errno.h.
79 (sys_futex0): If syscall returns -1, return -errno rather than
80 -1.
81
822014-03-26 Joseph Myers <joseph@codesourcery.com>
83
84 * libitm.texi (Index): Rename to Library Index.
85
862014-01-13 H.J. Lu <hongjiu.lu@intel.com>
87
88 PR libitm/53113
89 * Makefile.am (x86_sse.lo): Append -msse to CXXFLAGS.
90 (x86_avx.lo): Append -mavx to CXXFLAGS.
91 * Makefile.in: Regenerate.
92
932014-01-02 Richard Sandiford <rdsandiford@googlemail.com>
94
95 Update copyright years
96
972014-01-02 Tobias Burnus <burnus@net-b.de>
98
99 * libitm.texi: Bump @copying's copyright year.
100
1012013-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
102
103 * config/powerpc/sjlj.S [__powerpc64__ && _CALL_ELF == 2]:
104 (FUNC): Define ELFv2 variant.
105 (END): Likewise.
106 (HIDDEN): Likewise.
107 (CALL): Likewise.
108 (BASE): Likewise.
109 (LR_SAVE): Likewise.
110
1112013-09-20 Alan Modra <amodra@gmail.com>
112
113 * configure: Regenerate.
114
1152013-08-30 Torvald Riegel <triegel@redhat.com>
116
117 * config/posix/rwlock.cc: Fix initialization order.
118
1192013-08-30 Torvald Riegel <triegel@redhat.com>
120
121 * libitm_i.h (gtm_thread): Assign an asm name to serial_lock.
122 (htm_fastpath): Assign an asm name.
123 * libitm.h (_ITM_codeProperties): Add non-ABI flags used by custom
124 HTM fast paths.
125 (_ITM_actions): Likewise.
126 * config/x86/target.h (HTM_CUSTOM_FASTPATH): Enable custom fastpath on
127 x86_64.
128 * config/x86/sjlj.S (_ITM_beginTransaction): Add custom HTM fast path.
129 * config/posix/rwlock.h (gtm_rwlock): Update comments. Move summary
130 field to the start of the structure.
131 * config/linux/rwlock.h (gtm_rwlock): Update comments.
132 * beginend.cc (gtm_thread::begin_transaction): Add retry policy
133 handling for custom HTM fast paths.
134
1352013-08-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
136 Revert:
137 2013-08-02 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
138
139 * configure.tgt: Add -msoft-float to XCFLAGS.
140
1412013-08-02 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
142
143 * configure.tgt: Add -msoft-float to XCFLAGS.
144
1452013-07-29 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
146
147 * config/s390/target.h (htm_begin, htm_commit, htm_abort)
148 (htm_transaction_active): Enable zEC12 instructions in the
149 assembler.
150 * configure.tgt: Remove -Wa,-march=zEC12 from XCFLAGS.
151
1522013-07-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
153
154 * acinclude.m4: Add htm asm check for s390.
155 * configure.tgt: Add -mhtm and -Wa,-march=zEC12 to the options.
156 * configure: Regenerate.
157 * config/s390/target.h: Remove __HTM__ check.
158 (htm_available): Call getauxval to get hwcaps and check whether
159 HTM is available or not.
160
1612013-07-15 Peter Bergner <bergner@vnet.ibm.com>
162
163 * acinclude.m4 (LIBITM_CHECK_AS_HTM): New.
164 * configure.ac: Use it.
165 (AC_CHECK_HEADERS): Check for sys/auxv.h.
166 (AC_CHECK_FUNCS): Check for getauxval.
167 * config.h.in, configure: Rebuild.
168 * configure.tgt (target_cpu): Add -mhtm to XCFLAGS.
169 * config/powerpc/target.h: Include sys/auxv.h and htmintrin.h.
170 (USE_HTM_FASTPATH): Define.
171 (_TBEGIN_STARTED, _TBEGIN_INDETERMINATE, _TBEGIN_PERSISTENT,
172 _HTM_RETRIES) New macros.
173 (htm_abort, htm_abort_should_retry, htm_available, htm_begin, htm_init,
174 htm_begin_success, htm_commit, htm_transaction_active): New functions.
175
1762013-06-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
177
178 * config/s390/target.h: Include htmintrin.h.
179 (_HTM_ITM_RETRIES): New macro definition.
180 (htm_available, htm_init, htm_begin, htm_begin_success)
181 (htm_commit, htm_abort, htm_abort_should_retry): New functions.
182
1832013-06-20 Iain Sandoe <iain@codesourcery.com>
184 Cesar Philippidis <cesar@codesourcery.com>
185
186 * testsuite/lib/libitm.exp: Reorder lib loads into dependency order.
187 Do not load_gcc_lib gcc-dg.exp and add a comment as to why.
188 * testsuite/libitm.c/c.exp: load_gcc_lib gcc-dg.exp.
189 * testsuite/libitm.c++/c++.exp: load_gcc_lib gcc-dg.exp.
190
1912013-06-20 Torvald Riegel <triegel@redhat.com>
192
193 * query.cc (_ITM_inTransaction): Abort when using the HTM fastpath.
194 (_ITM_getTransactionId): Same.
195 * config/x86/target.h (htm_transaction_active): New.
196
1972013-06-20 Torvald Riegel <triegel@redhat.com>
198
199 PR libitm/57643
200 * beginend.cc (gtm_thread::begin_transaction): Handle reentrancy in
201 the HTM fastpath.
202
2032013-03-31 Gerald Pfeifer <gerald@pfeifer.com>
204
205 PR bootstrap/56714
206 * local_atomic (__always_inline): Always define our version.
207 (__calculate_memory_order): Mark inline.
208 (atomic_thread_fence): Ditto.
209 (atomic_signal_fence): Ditto.
210 (atomic_bool::atomic_flag_test_and_set_explicit): Ditto.
211 (atomic_bool::atomic_flag_clear_explicit): Ditto.
212 (atomic_bool::atomic_flag_test_and_set): Ditto.
213 (atomic_bool::atomic_flag_clear): Ditto.
214
2152013-04-23 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
216
217 * config/s390/sjlj.S: New file.
218 * config/s390/target.h: New file.
219 * configure.tgt: Set options for S/390.
220
2212013-03-23 Andi Kleen <ak@linux.intel.com>
222
223 * local_atomic (__always_inline): Add.
224 (__calculate_memory_order, atomic_thread_fence,
225 atomic_signal_fence, test_and_set, clear, store, load,
226 exchange, compare_exchange_weak, compare_exchange_strong,
227 fetch_add, fetch_sub, fetch_and, fetch_or, fetch_xor):
228 Add __always_inline to force inlining.
229
2302013-02-11 Iain Sandoe <iain@codesourcery.com>
231 Jack Howarth <howarth@bromo.med.uc.edu>
232 Patrick Marlier <patrick.marlier@gmail.com>
233
234 PR libitm/55693
235 * alloc_cpp.cc: Enable function declarations on darwin.
236 * eh_cpp.cc: Likewise.
237
2382013-02-03 Richard Sandiford <rdsandiford@googlemail.com>
239
240 Update copyright years.
241
2422012-11-09 Torvald Riegel <triegel@redhat.com>
243
244 * beginend.cc (htm_fastpath): New.
245 (gtm_thread::begin_transaction, _ITM_commitTransaction,
246 _ITM_commitTransactionEH): Add HTM fastpath handling.
247 * config/linux/rwlock.h (gtm_rwlock.is_write_locked): New.
248 * config/posix/rwlock.h (gtm_rwlock.is_write_locked): New.
249 * config/x86/target.h (htm_available, htm_init, htm_begin_success,
250 htm_begin, htm_commit, htm_abort, htm_abort_should_retry): New.
251 * configure.tgt: Add -mrtm to XCFLAGS.
252 * method-serial.cc (htm_mg, o_htm_mg, htm_dispatch, dispatch_htm): New.
253 (gtm_thread::serialirr_mode): Add HTM fastpath handling.
254 * libitm_i.h (htm_fastpath, dispatch_htm): Declare.
255 * retry.cc (parse_default_method): Add HTM method parsing.
256 (gtm_thread::number_of_threads_changed): Use HTM by default if
257 available.
258
2592012-11-04 Thomas Schwinge <thomas@codesourcery.com>
260
261 * configure: Regenerate.
262
2632012-10-31 Richard Henderson <rth@redhat.com>
264
265 * acinclude.m4 (LIBITM_CHECK_AS_RTM): New.
266 * configure.ac: Use it.
267 * config.h.in, configure: Rebuild.
268 * testsuite/Makefile.in: Rebuild.
269
2702012-10-24 Torvald Riegel <triegel@redhat.com>
271
272 * libitm.texi: Clarify ABI requirements for data-logging functions.
273
2742012-10-24 Torvald Riegel <triegel@redhat.com>
275
276 * retry.cc (gtm_thread::decide_begin_dispatch): Ask dispatch whether
277 it requires serial mode instead of assuming that for certain
278 dispatchs.
279 * dispatch.h (abi_dispatch::requires_serial): New.
280 (abi_dispatch::abi_dispatch): Adapt.
281 * method-gl.cc (gl_wt_dispatch::gl_wt_dispatch): Adapt.
282 * method-ml.cc (ml_wt_dispatch::ml_wt_dispatch): Same.
283 * method-serial.cc (serialirr_dispatch::serialirr_dispatch,
284 serial_dispatch::serial_dispatch,
285 serialirr_onwrite_dispatch::serialirr_onwrite_dispatch): Same.
286
2872012-10-02 Uros Bizjak <ubizjak@gmail.com>
288
289 * config/x86/target.h (struct gtm_jmpbuf): Merge x86_64
290 and ia32 declarations some more.
291 * config/x86/sjlj.S (_ITM_beginTransaction): Move ret to common code.
292
2932012-09-20 Jakub Jelinek <jakub@redhat.com>
294
295 PR other/43620
296 * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
297 * configure: Regenerate.
298 * Makefile.in: Regenerate.
299
3002012-09-14 David Edelsohn <dje.gcc@gmail.com>
301
302 * configure: Regenerated.
303
3042012-07-31 Uros Bizjak <ubizjak@gmail.com>
305
306 * config/x86/target.h (cpu_relax): Use __builtin_ia32_pause.
307
3082012-05-21 Patrick Marlier <patrick.marlier@gmail.com>
309
310 * eh_cpp.cc: Fix __cxa_end_catch declaration.
311
3122012-05-16 H.J. Lu <hongjiu.lu@intel.com>
313
314 * configure: Regenerated.
315
3162012-04-04 H.J. Lu <hongjiu.lu@intel.com>
317
318 PR libitm/52854
319 * config/x86/target.h (gtm_jmpbuf): Replace long with long long
320 for x86-64.
321
3222012-04-03 Tristan Gingold <gingold@adacore.com>
323
324 * configure: Regenerate.
325
3262012-03-31 H.J. Lu <hongjiu.lu@intel.com>
327
328 PR bootstrap/52812
329 * configure.tgt (i[456]86-*-linux*): Handle -mx32 like -m64.
330
3312012-03-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
332
333 * testsuite/lib/libitm.exp: load fortran-modules.exp
334
3352012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
336
337 * configure.tgt (*-*-irix6*): Remove.
338
3392012-03-13 Torvald Riegel <triegel@redhat.com>
340
341 PR libitm/52526
342 * config/linux/rwlock.cc (GTM::gtm_rwlock::read_lock): Fix lost
343 wake-up.
344
3452012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
346
347 * configure.tgt (*-*-osf*): Remove.
348 * configure: Regenerate.
349
3502012-03-05 Torvald Riegel <triegel@redhat.com>
351
352 * dispatch.h (CREATE_DISPATCH_METHODS_MEM): Don't execute
353 memtransfer/memset if size isn't larger than zero.
354
3552012-03-02 Torvald Riegel <triegel@redhat.com>
356
357 * libitm.texi: Link to specification and add a usage example.
358
3592012-02-24 Torvald Riegel <triegel@redhat.com>
360
361 * retry.cc (GTM::gtm_thread::number_of_threads_changed): Change
362 default dispatch for more than 1 thread to ml_wt.
363
3642012-02-20 Torvald Riegel <triegel@redhat.com>
365
366 * method-gl.cc (gl_wt_dispatch::orec): Put on separate cacheline.
367
3682012-02-20 Torvald Riegel <triegel@redhat.com>
369
370 * method-gl.cc (gl_wt_dispatch::rollback): Optimize memory orders.
371
3722012-02-20 Torvald Riegel <triegel@redhat.com>
373
374 * method-gl.cc (gl_wt_dispatch::trycommit): Remove handling of
375 serial mode corner cases made obsolete by prior gtm_rwlock changes.
376 (gl_wt_dispatch.rollback): Same.
377
3782012-02-20 Torvald Riegel <triegel@redhat.com>
379
380 * method-gl.cc (gl_wt_dispatch::pre_write): Optimize memory orders.
381
3822012-02-20 Torvald Riegel <triegel@redhat.com>
383
384 * method-gl.cc (gl_wt_dispatch::memtransfer_static): Add missing undo
385 for RfW src. Optimize number of calls to gtm_thr.
386
3872012-02-20 Torvald Riegel <triegel@redhat.com>
388
389 * beginend.cc (GTM::gtm_thread::begin_transaction): Move serial lock
390 acquisition to ...
391 * retry.cc (GTM::gtm_thread::decide_begin_dispatch): ... here.
392 (default_dispatch): Make atomic.
393 (GTM::gtm_thread::set_default_dispatch): Access atomically.
394 (GTM::gtm_thread::decide_retry_strategy): Access atomically and
395 use decide_begin_dispatch() if default_dispatch might have changed.
396 (GTM::gtm_thread::number_of_threads_changed): Initialize
397 default_dispatch here.
398
3992012-02-15 Iain Sandoe <iains@gcc.gnu.org>
400 Patrick Marlier <patrick.marlier@gmail.com>
401
402 PR libitm/52220
403 * alloc_cpp.cc: No dummy definitions for darwin.
404 * eh_cpp.cc: Likewise.
405
4062012-02-14 Richard Henderson <rth@redhat.com>
407
408 * config/x86/target.h (GTM_longjmp): Correct the .cfi corrections.
409
4102012-02-14 Uros Bizjak <ubizjak@gmail.com>
411
412 * config/x86/target.h (GTM_longjmp): Correct .cfi directives.
413
4142012-02-14 Torvald Riegel <triegel@redhat.com>
415
416 * libitm_i.h (GTM::gtm_rwlog_entry): New.
417 (GTM::gtm_thread): Add read and write logs.
418 (GTM::dispatch_ml_wt): Declare.
419 * retry.cc (parse_default_method): Support ml_wt.
420 * method-ml.cc: New file.
421 * Makefile.am: Add method-ml.cc.
422 * Makefile.in: Regenerate.
423
4242012-02-14 Torvald Riegel <triegel@redhat.com>
425
426 * dispatch.h (GTM::abi_dispatch::supports): New.
427 (GTM::method_group::reinit): New.
428 * retry.cc (GTM::gtm_thread::decide_retry_strategy): Use reinit().
429 (GTM::gtm_thread::number_of_threads_changed): Check that the method
430 supports the current situation.
431
4322012-02-14 Torvald Riegel <triegel@redhat.com>
433
434 * util.cc (GTM::xcalloc): New.
435 * common.h (GTM::xcalloc): Declare.
436
4372012-02-14 Eric Botcazou <ebotcazou@adacore.com>
438
439 * config/sparc/target.h (cpu_relax): Read from CC register.
440 * config/sparc/sjlj.S (GTM_longjmp): Restore %fp atomically.
441
4422012-02-14 Uros Bizjak <ubizjak@gmail.com>
443
444 * config/x86/target.h (GTM_longjmp): Jump indirect from memory address.
445
4462012-02-13 Eric Botcazou <ebotcazou@adacore.com>
447
448 * configure.tgt (target_cpu): Handle sparc and sparc64/sparcv9.
449 * config/sparc/cacheline.h: New file.
450 * config/sparc/target.h: Likewise.
451 * config/sparc/sjlj.S: Likewise.
452 * config/linux/sparc/futex_bits.h: Likewise.
453
4542012-02-13 Eric Botcazou <ebotcazou@adacore.com>
455
456 * configure.ac (link_itm): Fix comment.
457 * configure: Regenerate.
458 * testsuite/lib/libitm.exp: Do not pass -litm for the link.
459
4602012-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
461
462 PR libitm/51822
463 * testsuite/libitm.c++/c++.exp (lang_link_flags): Add -shared-libgcc.
464 Correct libgomp references.
465
4662012-01-24 Torvald Riegel <triegel@redhat.com>
467
468 * config/linux/rwlock.cc (GTM::gtm_rwlock::write_unlock): Fix reader
469 wake-up.
470
4712012-01-24 Uros Bizjak <ubizjak@gmail.com>
472
473 * config/x86/target.h (gtm_jmpbuf) [__x86_64__]: Move rip to the
474 end of structure.
475 * config/x86/sjlj.S (_ITM_beginTransaction) [__x86_64__]: Update
476 offset values. Do not copy return address. Decrement stack
477 by 56 bytes only.
478 (GTM_longjump) [__x86_64__]: Update offset values.
479
4802012-01-23 Uros Bizjak <ubizjak@gmail.com>
481
482 PR libitm/51830
483 * config/x86/sjlj.S (_ITM_beginTransaction) [!__x86_64__]: Load
484 the first function argument to %eax.
485
4862012-01-23 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
487
488 * libitm.h (_ITM_getThreadnum): Remove.
489 * libitm.map (_ITM_getThreadnum): Remove from LIBITM_1.0.
490
4912012-01-23 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
492
493 * clearcap.map: New file.
494 * acinclude.m4 (LIBITM_CHECK_LINKER_HWCAP): New test.
495 * configure.ac: Call it.
496 Clear HWCAP_LDFLAGS if defaulting to -mavx.
497 * Makefile.am (AM_LDFLAGS): Add $(HWCAP_LDFLAGS)
498 * configure: Regenerate.
499 * Makefile.in: Regenerate.
500 * testsuite/Makefile.in: Regenerate.
501
5022012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
503
504 PR libitm/51173
505 * testsuite/libitm.c++/static_ctor.C: Skip test, note PR, remove
506 include, exclude options.
507
5082012-01-14 Torvald Riegel <triegel@redhat.com>
509
510 * local.cc (GTM::gtm_undolog::rollback): Truncate undo log after
511 rolling back.
512 * containers.h (GTM::vector::set_size): New.
513
5142012-01-14 Torvald Riegel <triegel@redhat.com>
515
516 PR libitm/51855
517 * config/generic/tls.h (GTM::mask_stack_top): New.
518 (GTM::mask_stack_bottom): Declare.
519 * config/generic/tls.c (GTM::mask_stack_bottom): New.
520 * local.cc (gtm_undolog::rollback): Filter out any updates that
521 overlap the libitm stack. Add current transaction as parameter.
522 * libitm_i.h (GTM::gtm_undolog::rollback): Adapt.
523 * beginend.cc (GTM::gtm_thread::rollback): Adapt.
524 * testsuite/libitm.c/stackundo.c: New test.
525
5262012-01-10 Richard Henderson <rth@redhat.com>
527
528 * libitm_i.h (_Unwind_DeleteException): Declare weak.
529 * eh_cpp.cc (_Unwind_DeleteException): Define for
530 !HAVE_ELF_STYLE_WEAKREF.
531
5322012-01-08 Torvald Riegel <triegel@redhat.com>
533
534 * local.cc (GTM_LB): Use GTM::gtm_undolog.
535 (GTM::gtm_thread::drop_references_undolog): Remove.
536 (GTM::gtm_thread::commit_undolog,
537 GTM::gtm_thread::rollback_undolog): Move to ...
538 * libitm_i.h (GTM::gtm_undolog): ...here. New.
539 (GTM::gtm_undolog_entry): Remove.
540 (GTM::gtm_thread): Adapt.
541 * beginend.cc (GTM::gtm_thread::rollback): Adapt.
542 (GTM::gtm_thread::trycommit): Adapt.
543 * method-serial.cc (serial_dispatch::log): Adapt.
544 * method-gl.cc (gl_wt_dispatch::pre_write): Adapt.
545 (gl_wt_dispatch::store): Fix likely/unlikely.
546 * containers.h (GTM::vector::resize): Add additional_capacity
547 parameter and handle it.
548 (GTM::vector::resize_noinline): New/adapt.
549 (GTM::vector::push): New.
550
5512012-01-06 Richard Henderson <rth@redhat.com>
552
553 * configure.tgt: Support powerpc-linux and powerpc-darwin.
554 * config/linux/powerpc/futex_bits.h: New file.
555 * config/powerpc/cacheline.h: New file.
556 * config/powerpc/sjlj.S: New file.
557 * config/powerpc/target.h: New file.
558 * config/generic/asmcfi.h (cfi_offset): New.
559 (cfi_restore, cfi_undefined): New.
560
5612012-01-05 Aldy Hernandez <aldyh@redhat.com>
562
563 PR other/51171
564 * testsuite/libitm.c/reentrant.c: Remove xfail.
565 (thread): Pass x to pure().
566 From Patrik Marlier <patrick.marlier@gmail.com>.
567
5682011-12-24 Torvald Riegel <triegel@redhat.com>
569
570 * beginend.cc (GTM::gtm_thread::trycommit): Don't enforce
571 privatization safety if already in serial mode.
572
5732011-12-24 Torvald Riegel <triegel@redhat.com>
574
575 * beginend.cc (GTM::gtm_thread::restart): Add and handle
576 finish_serial_upgrade parameter.
577 * libitm.h (GTM::gtm_thread::restart): Adapt declaration.
578 * config/linux/rwlock.cc (GTM::gtm_rwlock::write_lock_generic):
579 Don't unset reader flag.
580 (GTM::gtm_rwlock::write_upgrade_finish): New.
581 * config/posix/rwlock.cc: Same.
582 * config/linux/rwlock.h (GTM::gtm_rwlock::write_upgrade_finish):
583 Declare.
584 * config/posix/rwlock.h: Same.
585 * method-serial.cc (GTM::gtm_thread::serialirr_mode): Unset reader
586 flag after commit or after rollback when restarting.
587
5882011-12-24 Torvald Riegel <triegel@redhat.com>
589
590 * beginend.cc (GTM::gtm_thread::begin_transaction): Add comment.
591 (GTM::gtm_thread::try_commit): Changed memory order.
592 * config/linux/alpha/futex_bits.h (sys_futex0): Take atomic int
593 as parameter.
594 * config/linux/x86/futex_bits.h (sys_futex0): Same.
595 * config/linux/sh/futex_bits.h (sys_futex0): Same.
596 * config/linux/futex_bits.h (sys_futex0): Same.
597 * config/linux/futex.cc (futex_wait, futex_wake): Same.
598 * config/linux/futex.h (futex_wait, futex_wake): Same.
599 * config/linux/rwlock.h (gtm_rwlock::writers,
600 gtm_rwlock::writer_readers, gtm_rwlock::readers): Change to atomic
601 ints.
602 * config/linux/rwlock.cc (gtm_rwlock::read_lock,
603 gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock,
604 gtm_rwlock::write_unlock): Fix memory orders and fences.
605 * config/posix/rwlock.cc (gtm_rwlock::read_lock,
606 gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock,
607 gtm_rwlock::write_unlock): Same.
608 * config/linux/rwlock.h (gtm_rwlock::summary): Change to atomic int.
609 * method-gl.cc (gl_mg::init, gl_wt_dispatch::memtransfer_static,
610 gl_wt_dispatch::memset_static, gl_wt_dispatch::begin_or_restart):
611 Add comments.
612 (gl_wt_dispatch::pre_write, gl_wt_dispatch::validate,
613 gl_wt_dispatch::load, gl_wt_dispatch::store,
614 gl_wt_dispatch::try_commit, gl_wt_dispatch::rollback): Fix memory
615 orders and fences. Add comments.
616
6172011-12-21 Jakub Jelinek <jakub@redhat.com>
618
619 * Makefile.am (AM_CXXFLAGS): Put $(XCFLAGS) first.
620 * Makefile.in: Regenerated.
621
6222011-12-17 Kaz Kojima <kkojima@gcc.gnu.org>
623
624 * configure.tgt: Add sh* case.
625 * config/sh/target.h: New file.
626 * config/sh/sjlj.S: New file.
627 * config/linux/sh/futex_bits.h: New file.
628
6292011-12-14 Richard Henderson <rth@redhat.com>
630
631 * config/arm/hwcap.h, config/arm/hwcap.cc: New files.
632 * config/arm/sjlj.S, config/arm/target.h: New files.
633 * config/generic/asmcfi.h (cfi_adjust_cfa_offset): New.
634 (cfi_rel_offset): New.
635 * config/linux/futex_bits.h: New file.
636 * config/linux/futex.cc: Include futex_bits.h here...
637 * config/linux/futex.h: ... not here.
638 * Makefile.am (libitm_la_SOURCES) <ARCH_ARM>: Add hwcap.cc.
639 * configure.ac (ARCH_AM): New conditional.
640 * Makefile.in, configure: Rebuild.
641 * configure.tgt: Handle ARM.
642
6432011-12-13 Richard Henderson <rth@redhat.com>
644
645 * config/posix/rwlock.cc (gtm_rwlock::write_lock_generic): Fix
646 signed/unsigned comparison werror.
647
648 * local_atomic: New file.
649 * libitm_i.h: Include it.
650 (gtm_thread::shared_state): Use atomic template.
651 * beginend.cc (GTM::gtm_clock): Use atomic template.
652 (global_tid): Use atomic template if 64-bit atomics available.
653 (gtm_thread::gtm_thread): Update shared_state access.
654 (gtm_thread::trycommit): Likewise.
655 (choose_code_path): Update global_tid access.
656 * method-gl.cc (gl_mg::orec): Use atomic template. Update all users.
657 * stmlock.h (GTM::gtm_clock): Use atomic template.
658 (gtm_get_clock, gtm_inc_clock): Update accesses.
659 * config/linux/rwlock.cc (gtm_rwlock::read_lock): Remove
660 redundant __sync_synchronize after atomic shared_state access.
661 * config/posix/rwlock.cc (gtm_rwlock::read_lock): Likewise.
662 (gtm_rwlock::write_lock_generic): Likewise.
663 (gtm_rwlock::read_unlock): Likewise.
664 * config/alpha/target.h (atomic_read_barrier): Remove.
665 (atomic_write_barrier): Remove.
666 * config/x86/target.h (atomic_read_barrier): Remove.
667 (atomic_write_barrier): Remove.
668
6692011-11-30 Richard Henderson <rth@redhat.com>
670
671 * libitm_i.h (GTM_longjmp): Swap first and second arguments.
672 * beginend.c (_ITM_abortTransaction): Update to match.
673 (GTM::gtm_thread::restart): Likewise.
674 * config/alpha/sjlj.S (GTM_longjmp): Likewise.
675 * config/x86/sjlj.S (GTM_longjmp): Likewise.
676
6772011-11-23 Iain Sandoe <iains@gcc.gnu.org>
678
679 * Makefile.am (libitm_la_LDFLAGS): Remove "-no-undefined".
680 * Makefile.in: Regenerate.
681
6822011-11-22 Iain Sandoe <iains@gcc.gnu.org>
683
684 * configure.ac: Use GCC_CHECK_ELF_STYLE_WEAKREF.
685 * alloc_cpp.cc: Generate dummy functions if we don't
686 HAVE_ELF_STYLE_WEAKREF.
687 * eh_cpp.cc: Likewise.
688 * configure: Regenerate.
689 * aclocal.m4: Likewise.
690 * config.h.in: Likewise.
691 * Makefile.in: Likewise.
692 * testsuite/Makefile.in: Likewise.
693
6942011-11-22 Iain Sandoe <iains@gcc.gnu.org>
695
696 * config/x86/sjlj.S (CONCAT1, CONCAT2, SYM): Respond to
697 __USER_LABEL_PREFIX__ for targets that use it.
698 (TYPE, SIZE, HIDDEN): New macros to assist on non-elf targets.
699 (_ITM_beginTransaction): Use SYM, TYPE, SIZE macros to assist
700 in portability to non-elf targets.
701 (GTM_longjmp): Likewise.
702 * libitm_i.h (begin_transaction): Apply __USER_LABEL_PREFIX__
703 where required.
704
7052011-11-22 Iain Sandoe <iains@gcc.gnu.org>
706
707 * testsuite/libitm.c/memcpy-1.c: Allow for MAP_ANON spelling.
708 * testsuite/libitm.c/memset-1.c: Likewise.
709
7102011-11-21 Andreas Tobler <andreast@fgznet.ch>
711
712 * configure: Regenerate.
713
7142011-11-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
715
716 * acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Handle gold.
717 (LIBITM_ENABLE_SYMVERS): Handle sun style.
718 * Makefile.am: Handle sun style versioning.
719 (libitm_la_LINK): Add $(libitm_la_LDFLAGS).
720 * configure: Regenerate.
721 * Makefile.in: Regenerate.
722
7232011-11-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
724
725 * config/generic/asmcfi.h: Fix comment.
726 * config/x86/sjlj.S (_ITM_beginTransaction): Provide ELF PIC code
727 sequence without .hidden support, error for non-ELF targets.
728 (GTM_longjmp) [__ELF__]: Only use .hidden if
729 HAVE_ATTRIBUTE_VISIBILITY.
730
7312011-11-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
732
733 * alloc_cpp.cc [__osf__] (_ZnwX, _ZdlPv, _ZnaX, _ZdaPv,
734 _ZnwXRKSt9nothrow_t, _ZdlPvRKSt9nothrow_t, _ZdaPvRKSt9nothrow_t):
735 Dummy functions.
736 * eh_cpp.cc [__osf__] (__cxa_allocate_exception, __cxa_throw,
737 __cxa_begin_catch, __cxa_end_catch, __cxa_tm_cleanup): Likewise.
738
7392011-11-16 Uros Bizjak <ubizjak@gmail.com>
740
741 PR bootstrap/51098
742 * acinclude.m4 (LIBITM_CHECK_AS_AVX): Fix target selector.
743 * configure: Regenerate.
744
7452011-11-14 H.J. Lu <hongjiu.lu@intel.com>
746
747 * testsuite/lib/libitm.exp: Check ia32 instead of ilp32.
748
7492011-11-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
750
751 * config/alpha/sjlj.S (_ITM_beginTransaction) [!__ELF__]: Don't use
752 .hidden.
753 (.note.GNU-stack): Only use if __linux__.
754 * alloc_cpp.cc [!__osf__] (_ZnaXRKSt9nothrow_t): Dummy function.
755 * testsuite/libitm.c/notx.c: Use dg-options "-pthread".
756 * testsuite/libitm.c/reentrant.c: Likewise.
757 * testsuite/libitm.c/simple-2.c: Likewise.
758 * testsuite/libitm.c/txrelease.c: Likewise.
759 * testsuite/libitm.c++/static_ctor.C: Likewise.
760
7612011-11-10 Richard Henderson <rth@redhat.com>
762
763 * config/x86/x86_avx.cc: Remove #undef __AVX__ hack. Tidy comments.
764 * Makefile.am (x86_avx.lo): Only add -mavx if ARCH_X86_AVX.
765 * configure.ac (ARCH_X86_AVX): New conditional.
766 * Makefile.in, configure: Rebuild.
767
7682011-11-09 Richard Henderson <rth@redhat.com>
769
770 * acinclude.m4 (LIBITM_CHECK_AS_AVX): New.
771 * configure.ac: Use it.
772 * config.h.in, configure: Rebuild.
773 * config/x86/x86_avx.cc: Handle !HAVE_AS_AVX.
774
7752011-11-09 Richard Henderson <rth@redhat.com>
776
777 * barrier.tpl, memcpy.cc, memset.cc, method-wbetl.cc: Remove file.
778 * config/alpha/unaligned.h: Remove file.
779 * config/generic/unaligned.h: Remove file.
780 * config/x86/unaligned.h: Remove file.
781 * config/generic/cachepage.h: Remove file.
782 * config/posix/cachepage.cc: Remove file.
783 * config/generic/cacheline.cc: Remove file.
784 * config/x86/cacheline.cc: Remove file.
785 * config/generic/cacheline.h (gtm_cacheline): Remove the
786 store_mask, copy_mask, copy_mask_wb methods.
787 * config/x86/cacheline.h: Likewise.
788 * config/alpha/cacheline.h: Fall back to generic after setting size.
789 * config/generic/tls.cc (gtm_mask_stack): Remove.
790 * config/x86/x86_avx.cc (GTM_vpperm_shift): Remove.
791 (GTM_vpalignr_table): Remove.
792 * config/x86/x86_sse.cc (GTM_palignr_table): Remove.
793 (GTM_pshift_table): Remove.
794 * config/libitm_i.h: Don't include cachepage.h.
795 * Makefile.am (libitm_la_SOURCES): Remove cacheline.cc, cachepage.cc
796 * Makefile.in, testsuite/Makefile.in: Rebuild.
797
7982011-11-09 Richard Henderson <rth@redhat.com>
799
800 * config/x86/cacheline.h (gtm_cacheline::store_mask): Use .byte
801 to emit branch prediction hint.
802
803 * config/x86/sjlj.S: Protect elf directives with __ELF__.
804 Protect .note.GNU-stack with __linux__.
805
806 * configure.ac (GCC_AS_CFI_PSEUDO_OP): Test it.
807 * configure, aclocal.m4, config.h.in: Rebuild.
808 * config/generic/asmcfi.h: New file.
809 * config/x86/sjlj.S: Use it.
810
8112011-11-08 Richard Henderson <rth@redhat.com>
812
813 * local.cc (_ITM_LB): Use a normal call, not a function alias.
814
8152011-11-08 Richard Henderson <rth@redhat.com>
816
817 * configure.tgt: Test correct directory for supported cpus.
818
819 * configure.ac: Exit if unsupported.
820 * configure: Rebuild.
821 * configure.tgt: Delete boilerplate from libgomp for unsupported
822 targets. Set UNSUPPORTED for unsupported targets.
823
8242011-11-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
825
826 * configure.tgt: Handle i386 like i[456]86.
827 * config/generic/tls.h [!HAVE_ARCH_GTM_THREAD] (gtm_thr): Don't
828 take address.
829 * config/generic/tls.cc [!HAVE_ARCH_GTM_THREAD ||
830 !HAVE_ARCH_GTM_THREAD_DISP] (_gtm_thr_tls): New variable.
831
8322011-11-05 Aldy Hernandez <aldyh@redhat.com>
833
834 * method-wbetl.cc: Update copyright notice.
835 * aatree.cc: Same.
836 * util.cc: Same.
837 * libitm.h: Same.
838 * memset.cc: Same.
839 * eh_cpp.cc: Same.
840 * barrier.tpl: Same.
841 * useraction.cc: Same.
842 * stmlock.h: Same.
843 * memcpy.cc: Same.
844 * common.h: Same.
845 * config/generic/tls.cc: Same.
846 * config/generic/cacheline.h: Same.
847 * config/generic/cachepage.h: Same.
848 * config/generic/cacheline.cc: Same.
849 * config/generic/unaligned.h: Same.
850 * config/x86/cacheline.h: Same.
851 * config/x86/cacheline.cc: Same.
852 * config/x86/unaligned.h: Same.
853 * config/alpha/cacheline.h: Same.
854 * config/alpha/unaligned.h: Same.
855 * config/alpha/sjlj.S: Same.
856 * config/posix/cachepage.cc: Same.
857 * config/linux/futex.h: Same.
858 * config/linux/alpha/futex_bits.h: Same.
859
8602011-11-04 Torvald Riegel <triegel@redhat.com>
861
862 * libitm.texi: No cover text and invariant sections.
863
8642011-11-03 Richard Henderson <rth@redhat.com>
865
866 * local_type_traits: New file.
867 * libitm_i.h: Use it. Use C headers, not C++ wrappers.
868
8692011-11-03 Richard Henderson <rth@redhat.com>
870
871 * configure.ac: Don't test for gfortran.
872 * configure: Rebuild.
873
874 * testsuite/lib/libitm.exp: Don't include gfortran-dg.exp.
875 * testsuite/libitm.c++/c++.exp: Don't use gfortran-dg-runtest.
876
8772011-11-03 Aldy Hernandez <aldyh@redhat.com>
878
879 * testsuite/libitm.c/memcpy-1.c: Add copyright notice.
880 * testsuite/libitm.c/memset-1.c: Same.
881 * testsuite/libitm.c/c.exp: Same.
882 * testsuite/lib/libitm-dg.exp: Same.
883 * testsuite/lib/libitm.exp: Same.
884 * testsuite/libitm.c++/c++.exp: Same.
885
8862011-11-03 Aldy Hernandez <aldyh@redhat.com>
887
888 * testsuite/config/default.exp: Update copyright date.
889 * configure.ac: Add copyright info.
890 * configure.tgt: Same.
891
8922011-11-03 Aldy Hernandez <aldyh@redhat.com>
893
894 * testsuite/libitm.c/reentrant.c: XFAIL.
895 * testsuite/libitm.c++/static_ctor.C: XFAIL.
896
8972011-10-29 Torvald Riegel <triegel@redhat.com>
898
899 * beginend.cc (GTM::gtm_thread::rollback): Add aborting flag and
900 handle aborts.
901 (_ITM_abortTransaction): Handle aborts of outer transactions.
902 * libitm_i.h: Same.
903 * eh_cpp.cc (GTM::gtm_thread::revert_cpp_exceptions): Fix assertion.
904 * libitm.texi: Document aborts of outer transactions.
905 * testsuite/libitm.c/cancel.c: New file.
906
9072011-10-19 Torvald Riegel <triegel@redhat.com>
908
909 * testsuite/*: Change __transaction to __transaction_atomic or
910 __transaction_relaxed.
911
9122011-10-19 Torvald Riegel <triegel@redhat.com>
913
914 * config/linux/x86/tls.h (abi_disp): Make TLS slot read volatile.
915 (gtm_thr): Same.
916
9172011-10-19 Torvald Riegel <triegel@redhat.com>
918
919 * libitm_i.h: Add gl_wt dispatch.
920 * retry.cc (parse_default_method): Same.
921 * method-gl.cc: New file.
922 * Makefile.am: Use method-gl.cc.
923 * Makefile.in: Rebuild.
924
9252011-10-19 Torvald Riegel <triegel@redhat.com>
926
927 * beginend.cc (GTM::gtm_thread::trycommit): Ensure privatization
928 safety if requested by a TM method.
929 * dispatch.h (GTM::abi_dispatch::trycommit): Add parameter for
930 privatization safety.
931 * method-serial.cc: Same.
932
9332011-10-19 Torvald Riegel <triegel@redhat.com>
934
935 * libitm_i.h: Renamed gtm_local_undo to gtm_undolog_entry.
936 (GTM::gtm_thread): Renamed local_undo to undolog. Renamed
937 undolog-related member functions from *_local to *_undolog.
938 * local.cc (gtm_thread::commit_undolog): Same.
939 * beginend.cc (GTM::gtm_thread::trycommit): Same.
940 (GTM::gtm_thread::rollback): Roll back undolog before
941 dispatch-specific rollback.
942
9432011-10-19 Torvald Riegel <triegel@redhat.com>
944
945 * retry.cc (GTM::gtm_thread::decide_retry_strategy): Handle
946 re-initialization of the current method group.
947 * libitm_i.h (GTM::gtm_restart_reason): Add restart reason for this.
948
9492011-10-19 Torvald Riegel <triegel@redhat.com>
950
951 * alloc.cc (commit_allocations_2): Do not free transaction-local
952 memory when committing a nested transaction.
953
9542011-10-19 Torvald Riegel <triegel@redhat.com>
955
956 * method-serial.cc (GTM::gtm_thread::serialirr_mode): Fixed: Use
957 serial-irrevocable dispatch, not serial.
958
9592011-10-19 Torvald Riegel <triegel@redhat.com>
960
961 * libitm_i.h (GTM::gtm_restart_reason): Re-arrange and clean up
962 declarations.
963 * dispatch.h (GTM::abi_dispatch::begin_or_restart): New.
964 * method-serial.cc: Implement begin_or_restart().
965 * beginend.cc (GTM::gtm_thread::begin_transaction): Call
966 dispatch-specific begin_or_restart().
967 (GTM::gtm_thread::restart): Same.
968
9692011-08-23 Torvald Riegel <triegel@redhat.com>
970
971 * retry.cc (GTM::gtm_thread::decide_retry_strategy): Cleanup. Fix
972 restarting without switching to serial mode.
973 (GTM::gtm_thread::decide_begin_dispatch): Let the caller set the
974 transaction state. Choose closed-nesting alternative if available.
975 (GTM::gtm_thread::set_default_dispatch): New.
976 (parse_default_method): New.
977 (GTM::gtm_thread::number_of_threads_changed): New.
978 * method-serial.cc (GTM::serial_mg): New method group class.
979 (GTM::serialirr_dispatch): Belongs to serial_mg. Remove reinit and
980 fini.
981 (GTM::serial_dispatch): Same.
982 (GTM::serialirr_onwrite_dispatch): Same.
983 (GTM::gtm_thread::serialirr_mode): Remove calls to fini.
984 * beginend.cc (GTM::gtm_thread::~gtm_thread): Maintain number of
985 registered threads.
986 (GTM::gtm_thread::gtm_thread): Same.
987 (_ITM_abortTransaction): Remove calls to abi_dispatch::fini().
988 (GTM::gtm_thread::trycommit): Same. Reset number of restarts.
989 (GTM::gtm_thread::begin_transaction): Let decide_begin_dispatch()
990 choose dispatch but set state according to dispatch here.
991 * dispatch.h (GTM::abi_dispatch::fini): Move to method group.
992 (GTM::method_group): New class.
993 (GTM::abi_dispatch): Add comments. Maintain pointer to method_group.
994 * libitm_i.h (GTM::gtm_thread): Add declarations for new members.
995 * libitm.texi: Document TM methods, method groups, method life cycle.
996 Rename method sets to method groups.
997
9982011-08-23 Torvald Riegel <triegel@redhat.com>
999
1000 * config/x86/tls.h: Moved to ...
1001 * config/linux/x86/tls.h: ... here.
1002
10032011-08-23 Torvald Riegel <triegel@redhat.com>
1004
1005 * config/x86/tls.h: Use __x86_64__ instead of __LP64__.
1006 Add X32 support.
1007 * config/x86/sjlj.S: Same.
1008
10092011-08-19 Torvald Riegel <triegel@redhat.com>
1010
1011 * config/linux/rwlock.h: New file.
1012 * config/linux/rwlock.c: New file.
1013 * configure.ac: Reenable futex support (undo SVN rev 157758).
1014 * Makefile.am: Same.
1015 * configure.tgt: Same.
1016 * config/linux/alpha/futex_bits.h: Same.
1017 * config/linux/futex.h: Same. Return number of woken processes.
1018 * config/linux/futex.cc: Same.
1019 (futex_wait): Remove spinning.
1020 * config/linux/x86/futex_bits.h: Same. Set futex timeout to zero.
1021 Use __x86_64__ instead of __LP64__.
1022 * aclocal.m4: Include generic futex checks.
1023 * configure: Rebuild.
1024 * Makefile.in: Rebuild.
1025 * testsuite/Makefile.in: Rebuild.
1026 * beginend.cc: Include pthread.h.
1027 * config/posix/cachepage.cc: Same.
1028
10292011-08-12 Torvald Riegel <triegel@redhat.com>
1030
1031 * config/x86/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
1032 (abi_disp, set_abi_disp): Move to tx's TLS slot.
1033 (set_gtm_thr): New.
1034 * config/generic/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
1035 (set_gtm_thr): New.
1036 (GTM::gtm_thread::thread_num): Removed.
1037 (GTM::gtm_thread): Renamed to GTM::gtm_thread_tls.
1038 * libitm_i.h (GTM::gtm_transaction): Renamed to GTM::gtm_thread. More
1039 tx-to-thread renaming.
1040 * beginend.cc: Adapted to tx-to-thread renaming.
1041 (GTM::gtm_thread::~gtm_thread): Extracted from thread_exit_handler().
1042 (GTM::gtm_thread::gtm_thread): Extracted from begin_transaction().
1043 * query.cc (_ITM_getTransactionId, _ITM_inTransaction): Renamed
1044 gtm_transaction to gtm_thread.
1045 (_ITM_getThreadnum): Removed. Not supported anymore.
1046 * testsuite/libitm.c/notx.c (main): Removed _ITM_getThreadnum call.
1047 * libitm.texi: Documented that _ITM_getThreadnum is not supported.
1048 * useraction.cc: Renamed gtm_transaction to gtm_thread. Adapted to
1049 gtm_tx-to-gtm_thr renaming if necessary.
1050 * eh_cpp.cc: Same.
1051 * local.cc: Same.
1052 * retry.cc: Same.
1053 * clone.cc: Same.
1054 * alloc.cc: Same.
1055 * alloc_c.cc: Same.
1056 * alloc_cpp.cc: Same.
1057 * method-serial.cc: Same.
1058 * config/generic/tls.cc: Same.
1059 * config/posix/rwlock.h (gtm_rwlock): Same.
1060 * config/posix/rwlock.cc: Same. Adapted to more tx-to-thread renaming.
1061
10622011-08-12 Torvald Riegel <triegel@redhat.com>
1063
1064 * config/posix/rwlock.cc (gtm_rwlock::read_lock): Changed locking
1065 implementation.
1066 (gtm_rwlock::read_unlock): Same.
1067 (gtm_rwlock::write_lock_generic): New. Generalized from ...
1068 (gtm_rwlock::write_lock, gtm_rwlock::write_upgrade): ... these.
1069 * libitm_i.h (GTM::gtm_transaction): Added shared_state.
1070 * config/posix/rwlock.h (GTM::gtm_rwlock): Removed a_reader and
1071 w_upgrade. Replaced by per-transaction flags (in shared_state).
1072 Added c_confirmed_writers.
1073 (GTM::gtm_rwlock::read_lock, GTM::gtm_rwlock::read_unlock,
1074 GTM::gtm_rwlock::write_upgrade): Add tx parameter.
1075 * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
1076 * method-serial.cc (GTM::gtm_transaction::serialirr_mode): Same.
1077 * beginend.cc (GTM::gtm_transaction::begin_transaction,
1078 _ITM_abortTransaction, GTM::gtm_transaction::trycommit): Same.
1079 * libitm.texi: Document locking conventions and implementations in
1080 libitm.
1081
10822011-08-12 Torvald Riegel <triegel@redhat.com>
1083
1084 * libitm_i.h (next_tx): Add list of all threads' transaction.
1085 * beginend.cc (GTM::gtm_transaction::begin_transaction): Register
1086 transaction with list of transactions and ...
1087 (thread_exit_handler): ... deregister here.
1088 * config/alpha/target.h: Add HW_CACHELINE_SIZE setting.
1089 * config/x86/target.h: Same.
1090
10912011-08-12 Torvald Riegel <triegel@redhat.com>
1092
1093 * testsuite/libitm.c++/static_ctor.C: New file.
1094
10952011-08-12 Torvald Riegel <triegel@redhat.com>
1096
1097 * testsuite/libitm.c/reentrant.c: New file.
1098
10992011-08-12 Torvald Riegel <triegel@redhat.com>
1100
1101 * config/generic/tls.h: Remove the free list for transactions and ...
1102 * beginend.cc (GTM::gtm_transaction::operator new): ... allocate ...
1103 (GTM::gtm_transaction::operator delete): ... and release here.
1104 (thread_exit_handler): New. Delete tx when thread terminates.
1105 (thread_exit_init): New.
1106 (GTM::gtm_transaction::begin_transaction): Set up on-exit handler.
1107 * testsuite/libitm.c/txrelease.c: New file.
1108
11092011-08-12 Torvald Riegel <triegel@redhat.com>
1110
1111 * query.cc (_ITM_getThreadnum): Set up gtm_thread if necessary.
1112 * testsuite/libitm.c/notx.c: New file.
1113
11142011-08-12 Torvald Riegel <triegel@redhat.com>
1115
1116 * config/generic/tls.h (gtm_thread): Move local_tid from here ...
1117 * libitm_i.h (local_tid): ... to here.
1118 * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
1119 (GTM::gtm_transaction::operator new): Set up gtm_thread if necessary.
1120
11212011-08-12 Torvald Riegel <triegel@redhat.com>
1122
1123 * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Use
1124 serialirr_onwrite_dispatch as new default for now.
1125 * method-serial.cc (serialirr_onwrite_dispatch): New.
1126 (GTM::dispatch_serialirr_onwrite): New.
1127 * libitm_i.h: Same.
1128
11292011-08-12 Torvald Riegel <triegel@redhat.com>
1130
1131 * beginend.cc (GTM::gtm_transaction::rollback): Roll back tx id as well.
1132 * query.cc (_ITM_getTransactionId): There is no active transaction if
1133 the current nesting level is zero.
1134
11352011-07-28 Torvald Riegel <triegel@redhat.com>
1136
1137 * beginend.cc (GTM::gtm_transaction::rollback): Fix nesting level
1138 rollback.
1139
11402011-07-28 Torvald Riegel <triegel@redhat.com>
1141
1142 * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Get
1143 transaction properties from the caller instead of from the
1144 transaction object.
1145 * libitm_i.h: Same.
1146 * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
1147
11482011-07-28 Torvald Riegel <triegel@redhat.com>
1149
1150 * local.cc (gtm_transaction::rollback_local): Support closed nesting.
1151 * eh_cpp.cc (GTM::gtm_transaction::revert_cpp_exceptions): Same.
1152 * dispatch.h: Same.
1153 * method-serial.cc: Same.
1154 * beginend.cc (GTM::gtm_transaction::begin_transaction): Change to
1155 flat nesting as default, and closed nesting on demand.
1156 (GTM::gtm_transaction::rollback): Same.
1157 (_ITM_abortTransaction): Same.
1158 (GTM::gtm_transaction::restart): Same.
1159 (GTM::gtm_transaction::trycommit): Same.
1160 (GTM::gtm_transaction::trycommit_and_finalize): Removed.
1161 (choose_code_path): New.
1162 (GTM::gtm_transaction_cp::save): New.
1163 (GTM::gtm_transaction_cp::commit): New.
1164 * query.cc (_ITM_inTransaction): Support flat nesting.
1165 * libitm_i.h (GTM::gtm_transaction_cp): New helper struct for nesting.
1166 (GTM::gtm_transaction): Support flat and closed nesting.
1167 * alloc.cc (commit_allocations_2): New.
1168 (commit_cb_data): New helper struct.
1169 (GTM::gtm_transaction::commit_allocations): Handle nested
1170 commits/rollbacks.
1171 * libitm.texi: Update user action section, add description of nesting.
1172
11732011-07-28 Torvald Riegel <triegel@redhat.com>
1174
1175 * libitm_i.h: Add closed nesting as restart reason.
1176 * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
1177
11782011-07-28 Torvald Riegel <triegel@redhat.com>
1179
1180 * useraction.cc: Use vector instead of list to store actions.
1181 Also support partial rollbacks for closed nesting.
1182 * libitm_i.h (GTM::gtm_transaction::user_action): Same.
1183 * beginend.cc: Same.
1184
11852011-07-28 Torvald Riegel <triegel@redhat.com>
1186
1187 * dispatch.h (GTM::abi_dispatch): Add can_run_uninstrumented_code and
1188 closed_nesting flags, as well as a closed nesting alternative.
1189 * method-serial.cc: Same.
1190 (serial_dispatch): Renamed to serialirr_dispatch.
1191 (GTM::dispatch_serialirr): Same.
1192 (serial_dispatch_ul): Renamed to serial_dispatch.
1193 (GTM::dispatch_serial): Same.
1194
11952011-07-28 Torvald Riegel <triegel@redhat.com>
1196
1197 * libitm.h (_ITM_codeProperties): Change pr_hasElse to the ABI's value.
1198
11992011-07-28 Torvald Riegel <triegel@redhat.com>
1200
1201 * aatree.h (aa_tree::remove): New.
1202 (aa_tree::operator new): Add placement new.
1203
12042011-07-02 Torvald Riegel <triegel@redhat.com>
1205
1206 * containers.h: New file.
1207 * util.cc (xmalloc, xrealloc): Accept cacheline-alloc flag.
1208 * libitm_i.h (xmalloc, xrealloc): Moved declarations from here ...
1209 * common.h: ... to here.
1210 (local_undo): Use GTM::vector for gtm_transaction::local_undo.
1211 * local.cc: Same.
1212
12132011-06-30 Torvald Riegel <triegel@redhat.com>
1214
1215 * libitm_i.h (STATE_ABORTING): Remove.
1216 * beginend.cc (_ITM_abortTransaction): Same.
1217 (GTM::gtm_transaction::trycommit_and_finalize): Same.
1218 * libitm.h (_ITM_registerThrownObject, _ITM_tryCommitTransaction): Remove.
1219 (_ITM_rollbackTransaction): Remove.
1220 * beginend.cc: Same.
1221 * libitm.map: Same.
1222 * libitm.texi: Document these ABI changes.
1223
12242011-06-30 Torvald Riegel <triegel@redhat.com>
1225
1226 * libitm.texi: New file.
1227 * Makefile.am: Add libitm.texi.
1228 * Makefile.in: Rebuild.
1229
12302011-06-30 Torvald Riegel <triegel@redhat.com>
1231
1232 * libitm_i.h: Move parts to common.h and dispatch.h.
1233 * common.h: New file.
1234 * dispatch.h: New file, new dispatch class.
1235 Rename GTM::abi_dispatch::lock_type to ls_modifier.
1236 RenameGTM::abi_dispatch::NOLOCK to NONTXNAL.
1237 * beginend.cc (GTM::gtm_transaction::begin_transaction): Delegate mode
1238 decision to retry.cc.
1239 * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Use serial mode
1240 only.
1241 (GTM::gtm_transaction::decide_begin_dispatch): Same.
1242 * method-serial.cc: Adapt to new dispatch. Add serial mode with undo
1243 logging.
1244 * barrier.cc: Use new barriers definitions.
1245 (abi_dispatch::memmove_overlap_check): New.
1246 * config/x86/x86_sse.cc: Same.
1247 * config/x86/x86_avx.cc: Same.
1248 * Makefile.am: Don't build readonly and wbetl methods, memset.cc and
1249 memcpy.cc.
1250 * Makefile.in: Rebuild.
1251 * method-readonly.cc: Remove.
1252 * method-wbetl.cc: Rename GTM::abi_dispatch::lock_type to ls_modifier.
1253 Rename GTM::abi_dispatch::NOLOCK to NONTXNAL.
1254
12552011-06-30 Torvald Riegel <triegel@redhat.com>
1256
1257 * alloc_c.cc (_ITM_dropReferences): Don't support it anymore.
1258 * testsuite/libitm.c++/dropref.C: _ITM_dropReferences is expected to fail.
1259 * testsuite/libitm.c/dropref-2.c: Same.
1260 * testsuite/libitm.c/dropref.c: Same.
1261
12622011-06-30 Torvald Riegel <triegel@redhat.com>
1263
1264 * config/generic/tls.h (gtm_disp): Rename to abi_disp.
1265 * config/generic/tls.h (set_gtm_disp): Rename to set_abi_disp.
1266 * libitm_i.h: Rename gtm_dispatch to abi_dispatch.
1267 * alloc_c.cc: Same.
1268 * barrier.tpl: Same.
1269 * beginend.c: Same.
1270 * config/generic/tls.h: Same.
1271 * config/x86/tls.h: Same.
1272 * libitm_i.h: Same.
1273 * memcpy.cc: Same.
1274 * memset.cc: Same.
1275 * method-readonly.cc: Same.
1276 * method-serial.cc: Same.
1277 * method-wbetl.cc: Same.
1278 * retry.cc: Same.
1279
12802011-03-03 Richard Henderson <rth@redhat.com>
1281
1282 * config/posix/rwlock.cc (write_upgrade): Add missing case.
1283 From Patrik Marlier <patrick.marlier@unine.ch>.
1284
12852011-02-03 Richard Henderson <rth@redhat.com>
1286
1287 * acinclude.m4 (LIBITM_CHECK_SIZE_T_MANGLING): New.
1288 * configure.ac: Use it.
1289 * configure, config.h.in: Rebuild.
1290 * alloc_cpp.cc (_ZnwX): Use MANGLE_SIZE_T in constructing the name.
1291 (_ZnaX, _ZnwXRKSt9nothrow_t, _ZnaXRKSt9nothrow_t, _ZGTtnwX,
1292 _ZGTtnaX, _ZGTtnwXRKSt9nothrow_t, _ZGTtnaXRKSt9nothrow_t): Likewise.
1293 * libitm.map: Use wildcards to match size_t mangling.
1294
12952010-12-14 Richard Henderson <rth@redhat.com>
1296
1297 * beginend.cc (GTM::gtm_transaction::begin_transaction): Allocate
1298 blocks of TIDs per thread.
1299 * config/generic/tls.h (struct gtm_thread): Add local_tid member.
1300 (setup_gtm_thr): Return the thread structure.
1301 * config/x86/tls.h (setup_gtm_thr): Likewise.
1302
13032010-12-14 Richard Henderson <rth@redhat.com>
1304
1305 * clone.cc (table_lock): Remove.
1306 (find_clone): Don't take it.
1307 (ExcludeTransaction): New helper class.
1308 (_ITM_registerTMCloneTable): Use it.
1309 (_ITM_deregisterTMCloneTable): Likewise.
1310
13112010-12-14 Richard Henderson <rth@redhat.com>
1312
1313 * config/x86/tls.h: New file.
1314
13152010-07-15 Richard Henderson <rth@redhat.com>
1316
1317 * Makefile.am (AM_CXXFLAGS): Add -funwind-tables.
1318 * Makefile.in: Rebuild.
1319
13202010-07-13 Aldy Hernandez <aldyh@redhat.com>
1321
1322 * method-wbetl.cc (trydropreference): Fix source line.
1323
13242010-07-13 Aldy Hernandez <aldyh@redhat.com>
1325
1326 * libitm.h: Add comment.
1327 * libitm_i.h (begin_transaction): Add ITM_REGPARM.
1328
13292010-07-07 Aldy Hernandez <aldyh@redhat.com>
1330
1331 * configure.ac: Call LIBITM_CHECK_64BIT_SYNC_BUILTINS.
1332 * beginend.cc (begin_transaction): If 64-bit sync builtins are not
1333 available, use pthread mutexes.
1334 * acinclude.m4 (LIBITM_CHECK_64BIT_SYNC_BUILTINS): New.
1335 * config.h.in: Regenerate.
1336 * configure: Regenerate.
1337
13382010-07-06 Aldy Hernandez <aldyh@redhat.com>
1339
1340 * libitm.h (ITM_PURE): Define.
1341 Declare _ITM_malloc, _ITM_calloc, and _ITM_free.
1342
13432010-06-28 Aldy Hernandez <aldyh@redhat.com>
1344
1345 * method-wbetl.cc (class wbetl_dispatch): Add trydropreference.
1346 (validate): Add comment.
1347 (trydropreference): New.
1348 * method-readonly.cc (class readonly_dispatch): Add
1349 trydropreference.
1350 * alloc_c.cc (_ITM_dropReferences): Remove const attribute.
1351 Call trydropreference().
1352 * libitm.h (_ITM_dropReferences): Remove const attribute.
1353 * method-serial.cc (class serial_dispatch): Add trydropreference.
1354 * libitm_i.h (struct gtm_dispatch): Add trydropreference.
1355
13562010-06-28 Aldy Hernandez <aldyh@redhat.com>
1357
1358 * memcpy.cc (do_memcpy): Comment.
1359
13602010-06-25 Aldy Hernandez <aldyh@redhat.com>
1361
1362 * barrier.tpl: Add comments throughout.
1363
13642010-06-24 Aldy Hernandez <aldyh@redhat.com>
1365
1366 * method-wbetl.cc (struct w_entry): Add comments.
1367 (trycommit): Same.
1368 (rollback): Same.
1369
13702010-06-24 Aldy Hernandez <aldyh@redhat.com>
1371
1372 * alloc_c.cc (_ITM_dropReferences): New.
1373 * libitm.map (_ITM_dropReferences): Add.
1374 * libitm.h (_ITM_dropReferences): Add transaction_pure attribute.
1375 * libitm_i.h (struct gtm_transaction): Declare
1376 drop_references_allocations and drop_references_local.
1377 * local.cc (rollback_local): Ignore memory when applicable.
1378 (drop_references_local): New.
1379
13802010-06-23 Richard Henderson <rth@redhat.com>
1381
1382 * barrier.tpl, beginend.cc, clone.cc, tls.h, memcpy.cc,
1383 memset.cc, method-serial.cc: Revert the 2010-06-16 change.
1384 * config/x86/target.h (struct gtm_jmpbuf): Change CFA type to void*.
1385 * config/alpha/target.h: Likewise.
1386 * config/generic/tls.cc (gtm_mask_stack): Use it.
1387
13882010-06-23 Richard Henderson <rth@redhat.com>
1389
1390 * config/posix/cachepage.cc (gtm_cacheline_page::operator new): Use
1391 a mutex instead of trying a lock-free compare-and-swap on the list.
1392 (gtm_cacheline_page::operator delete): Likewise.
1393
13942010-06-16 Richard Henderson <rth@redhat.com>
1395
1396 * method-wbetl.cc (wbetl_dispatch::trycommit): Discard changes
1397 that overlap the libitm stack.
1398 * barrier.tpl: Mark incoming stack.
1399 * beginend.cc (_ITM_rollbackTransaction, _ITM_abortTransaction,
1400 _ITM_commitTransaction, _ITM_commitTransactionEH): Likewise.
1401 * clone.cc (_ITM_getTMCloneOrIrrevocable): Likewise.
1402 * memcpy.cc, memset.cc: Likewise.
1403 * method-serial.cc (_ITM_changeTransactionMode): Likewise.
1404 * config/generic/tls.h (gtm_thread): Add stack_top member.
1405 (gtm_stack_top, set_gtm_stack_top, struct gtm_stack_marker): New.
1406 * libitm_i.h (gtm_mask_stack): Declare.
1407 * config/generic/tls.cc: New file.
1408 * Makefile.am (libitm_la_SOURCES): Add it.
1409 (AM_CXXFLAGS): Turn off exceptions.
1410 * Makefile.in: Rebuild.
1411
14122010-06-16 Richard Henderson <rth@redhat.com>
1413
1414 * alloc.cc (struct gtm_alloc_action): Move definition ...
1415 * libitm_i.h: ... here.
1416 (class gtm_transaction): Declare new and delete.
1417 * beginend.cc (alloc_tx): Reformulate as operator new.
1418 (free_tx): Reformulate as operator delete.
1419 * config/generic/tls.h (gtm_thread): Change free_tx member to void *.
1420
14212010-06-11 Richard Henderson <rth@redhat.com>
1422
1423 * clone.cc (clone_entry_compare): Fix typo.
1424 From Patrik Marlier <patrick.marlier@unine.ch>.
1425
14262010-05-13 Richard Henderson <rth@redhat.com>
1427
1428 * alloc_c.cc (_ITM_malloc, _ITM_calloc, _ITM_free): Wrap functions
1429 in extern "C".
1430
14312010-05-07 Aldy Hernandez <aldyh@redhat.com>
1432
1433 * libitm_i.h (struct gtm_transaction): Remove
1434 get_allocation_size.
1435 (record_allocation): Remove size parameter.
1436 * libitm.map (_ITM_realloc): Remove.
1437 * alloc_c.cc (_ITM_realloc): Remove.
1438 (_ITM_malloc): Remove size argument to record_allocation.
1439 (_ITM_calloc): Same.
1440 * alloc_cpp.cc (_ZGTtnwm): Same.
1441 (_ZGTtnwmRKSt9nothrow_t): Same.
1442 (_ZGTtnam): Same.
1443 (_ZGTtnamRKSt9nothrow_t): Same.
1444 * alloc.cc (struct gtm_alloc_action): Remove size.
1445 (get_allocation_size): Remove.
1446 (commit_allocations): Add comment.
1447 (record_allocation): Remove size parameter.
1448 (forget_allocation): Remove set of size.
1449
14502010-04-19 Aldy Hernandez <aldyh@redhat.com>
1451
1452 * Makefile.am (abi_version): New.
1453 (AM_CXXFLAGS): Pass abi_version.
1454 * Makefile.in: Regenerate.
1455 * config/x86/unaligned.h: Remove always_inline kludge for vectors.
1456
14572010-04-06 Aldy Hernandez <aldyh@redhat.com>
1458
1459 * clone.cc (_ITM_getTMCloneOrIrrevocable): Rename from
1460 _ITM_getTMCloneOrIrrevokable.
1461 * libitm.h (_ITM_getTMCloneOrIrrevocable): Same.
1462 * libitm.map (_ITM_getTMCloneOrIrrevocable): Same.
1463
14642010-03-26 Aldy Hernandez <aldyh@redhat.com>
1465
1466 * configure.ac: Remove Linux futex support.
1467 * configure.tgt (config_path): Same.
1468 * Makefile.am: Same.
1469 * config/linux: Remove entire directory.
1470 * configure: Rebuild.
1471 * Makefile.in: Rebuild.
1472 * testsuite/Makefile.in: Rebuild.
1473
14742010-03-09 Aldy Hernandez <aldyh@redhat.com>
1475
1476 * retry.cc (decide_retry_strategy): Set state to STATE_SERIAL when
1477 switching to serial mode.
1478 * beginend.cc (trycommit_and_finalize): Unlock serial_lock.
1479
14802010-03-03 Aldy Hernandez <aldyh@redhat.com>
1481
1482 * configure.tgt: Add emacs -*- tags.
1483 * barrier.tpl: Same.
1484
14852010-02-23 Aldy Hernandez <aldyh@redhat.com>
1486
1487 * Makefile.am: Rename serial.cc to method-serial.cc.
1488 * Makefile.in: Regenerate with automake 1.11.1.
1489 * testsuite/Makefile.in: Same.
1490 * aclocal.m4: Regenerate with aclocal 1.11.1.
1491 * method-serial.cc: Rename from serial.cc.
1492 * libitm_i.h (struct gtm_transaction): Update comment on
1493 serialirr_mode.
1494
14952010-02-22 Aldy Hernandez <aldyh@redhat.com>
1496
1497 * libitm_i.h (GTM_longjmp): Add ITM_REGPARM.
1498 * config/linux/rwlock.h (class gtm_rwlock): Add comments.
1499
15002010-02-11 Aldy Hernandez <aldyh@redhat.com>
1501
1502 * configure: Rebuild.
1503
15042009-11-12 Richard Henderson <rth@redhat.com>
1505
1506 * Rewrite everything in C++.
1507
15082009-11-03 Richard Henderson <rth@redhat.com>
1509
1510 * config/x86/x86_sse.c, config/x86/x86_avx.c: New files.
1511 * Makefile.am (libitm_la_SOURCES): Add them.
1512 * configure.ac (ARCH_X86): New conditional.
1513 * Makefile.in, configure: Rebuild.
1514 * configure.tgt: Set up ARCH; do cflags setup at the same time.
1515 Move futex setup into "other system configury" case.
1516 * local.c (rollback_local): Merge into ...
1517 (GTM_rollback_local): ... here.
1518 (GTM_LB): Rename from GTM_alloc_local; do the memcpy here.
1519 (_ITM_LB): Define as an alias to GTM_LB.
1520
15212009-11-03 Richard Henderson <rth@redhat.com>
1522
1523 * method-readonly.c: New file.
1524 * Makefile.am (libitm_la_SOURCES): Add it.
1525 * Makefile.in: Rebuild.
1526 * beginend.c (gtm_stmlock_array, gtm_clock): New.
1527 (GTM_begin_transaction): Use dispatch_readonly for read-only txn.
1528 * libitm_i.h (gtm_stmlock, gtm_version): Move from method-wbetl.c.
1529 (GTM_VERSION_MAX, GTM_VERSION_INVALID, gtm_stmlock_owned_p,
1530 gtm_stmlock_set_owned, gtm_stmlock_get_addr,
1531 gtm_stmlock_get_version, gtm_stmlock_set_version, LOCK_ARRAY_SIZE,
1532 gtm_stmlock_array, gtm_get_stmlock, gtm_clock, RESTART_NOT_READONLY,
1533 gtm_get_clock, gtm_inc_clock): New.
1534 * method-wbetl.c (gtm_version, gtm_stmlock, OWNED_MASK, VERSION_MAX,
1535 LOCK_GET_OWNED, LOCK_SET_ADDR, LOCK_GET_ADDR, LOCK_GET_TIMESTAMP,
1536 LOCK_SET_TIMESTAMP, LOCK_ARRAY_SIZE, LOCK_MASK, LOCK_IDX, GET_LOCK,
1537 locks, gclock, CLOCK, GET_CLOCK, FETCH_AND_INC_CLOCK): Remove and
1538 replace uses with new libitm_i.h symbols.
1539 (dispatch_wbetl): Rename from wbetl_dispatch.
1540 * retry.c (GTM_decide_retry_strategy): If RESTART_NOT_READONLY, move
1541 away from dispatch_readonly; abort if the beginTransaction call
1542 asserted that the transaction was readonly.
1543
15442009-11-03 Richard Henderson <rth@redhat.com>
1545
1546 * memset.c: New file.
1547 * Makefile.am (libitm_la_SOURCES): Add it.
1548 * Makefile.in: Rebuild.
1549 * testsuite/libitm.c/memset-1.c: New.
1550
15512009-11-03 Richard Henderson <rth@redhat.com>
1552
1553 * dispatch.c: Remove file.
1554 * useraction.c (struct gtm_user_action): Move from libitm.h.
1555 * serial.c (GTM_null_read_lock, GTM_null_write_lock): New.
1556 (serial_memset, serial_memmove, serial_memcpy): Remove.
1557 (serial_W*, serial_R*): Remove.
1558 (serial_dispatch): Update to match.
1559 * configure.ac: Move Werror down below configure checks. Don't
1560 check for sys/loadavg.h, do check for malloc.h. Don't check for
1561 getloadavg and clock_gettime; do check for memalign, posix_memalign.
1562 Use GCC_AC_FUNC_MMAP_BLACKLIST
1563 * libitm.h: Split out all internal items to...
1564 * libitm_i.h: ... here. New file.
1565 * copymask.c: New file.
1566 * local.c (struct gtm_local_undo): Move from libitm.h.
1567 (GTM_alloc_local): Rename from alloc_local; export.
1568 * memcpy.c: New file.
1569 * alloc_c.c (_ITM_realloc): Use _ITM_memcpyRnWt directly.
1570 * config/posix/page.c: New file.
1571 * config/posix/target_tls.h: Remove file.
1572 * barrier.c: New file.
1573 * Makefile.am (libitm_la_SOURCES): Add barrier.c, memcpy.c,
1574 copymask.c, page.c.
1575 * alloc.c (struct gtm_alloc_action): Move from libitm.h.
1576 * method-wbetl.c: Rewrite for new cacheline methods.
1577 * Makefile.in, configure, testsuite/Makefile.in, config.h.in: Rebuild.
1578
1579 * config/alpha/sjlj.S: Fix typo.
1580 * config/alpha/target_i.h: Copy functions from alpha/target.h.
1581 * config/alpha/copymask.c: New file.
1582 * config/alpha/target.h (CACHELINE_SIZE): New.
1583 (STRICT_ALIGNMENT, PAGE_SIZE, FIXED_PAGE_SIZE): New.
1584
1585 * config/x86/target_i.h: Copy functions from x86/target.h.
1586 * config/x86/copymask.c: New file.
1587 * config/x86/target.h (_ITM_ALL_TARGET_TYPES): Remove.
1588 (CACHELINE_SIZE, STRICT_ALIGNMENT): New.
1589 (PAGE_SIZE, FIXED_PAGE_SIZE): New.
1590 * config/x86/target_tls.h: Move contents to target_i.h.
1591
1592 * testsuite/libitm.c/clone-1.c: Include libitm.h.
1593 * testsuite/libitm.c/memcpy-1.c: New.
1594
15952009-10-22 Richard Henderson <rth@redhat.com>
1596
1597 * Makefile.am (CCAS, CCASFLAGS, LTCCASCOMPILE): Remove.
1598 (AM_CCASFLAGS): New.
1599 * configure.ac: Add AM_PROG_AS. Use m4_rename_force for
1600 saving/restoring _AC_ARG_VAR_PRECIOUS.
1601 * Makefile.in, aclocal.m4, config.h.in, configure,
1602 testsuite/Makefile.in: Rebuild with automake 1.11; autoconf 2.64.
1603
16042009-10-22 Richard Henderson <rth@redhat.com>
1605
1606 * testsuite/*: Update for new compiler syntax.
1607
16082009-10-21 Richard Henderson <rth@redhat.com>
1609
1610 * libitm.h (_ITM_abortReason): Add outerAbort.
1611
16122009-08-03 Richard Henderson <rth@redhat.com>
1613
1614 * libitm.map (_ITM_commitTransactionEH, _ITM_cxa_allocate_exception,
1615 _ITM_cxa_begin_catch, _ITM_cxa_end_catch, _ITM_cxa_throw): Export.
1616 * method-wbetl.c (struct w_entry): Remove mask.
1617 (wbetl_write, wbetl_load): Return pointer to word containing the data;
1618 adjust all callers.
1619
16202009-07-22 Richard Henderson <rth@redhat.com>
1621
1622 * eh_cpp.c: New file.
1623 * Makefile.am (libitm_la_SOURCES): Add it.
1624 * Makefile.in: Rebuild.
1625 * beginend.c (GTM_rollback_transaction): Undo exception state.
1626 (GTM_trycommit_transaction): Mark inline.
1627 (GTM_trycommit_and_finalize_transaction): Split out from ...
1628 (_ITM_commitTransaction): ... here.
1629 (_ITM_commitTransactionEH): New function.
1630 * libitm.h (struct gtm_transaction): Add cxa_catch_count,
1631 cxa_unthrown, eh_in_flight; reorder.
1632
1633 * testsuite/libitm.c++/c++.exp: New.
1634 * testsuite/libitm.c++/eh-1.C: New.
1635
1636 * aatree.c (aa_free): Remove REGPARM.
1637 * aatree.h: Remove all REGPARM.
1638
16392009-07-18 Richard Henderson <rth@redhat.com>
1640
1641 * aatree.c, aatree.h, alloc.c, alloc_c.c, alloc_cpp.c: New files.
1642 * Makefile.am (libitm_la_SOURCES): Add them.
1643 * Makefile.in: Rebuild.
1644 * beginend.c (GTM_rollback_transaction): Use GTM_commit_allocations.
1645 (GTM_trycommit_transaction): Likewise.
1646 * libitm.h: Include aatree.h
1647 (struct gtm_alloc_action): New.
1648 (struct gtm_transaction): Add alloc_actions.
1649 (GTM_record_allocation, GTM_forget_allocation): Declare.
1650 (GTM_get_allocation_size, GTM_commit_allocations): Declare.
1651 * libitm.map (_ITM_malloc, _ITM_calloc, _ITM_realloc, _ITM_free,
1652 _ZGTtnwm, _ZGTtnam, _ZGTtdlPv, _ZGTtdaPv, _ZGTtnwmRKSt9nothrow_t,
1653 _ZGTtnamRKSt9nothrow_t, _ZGTtdlPvRKSt9nothrow_t,
1654 _ZGTtdaPvRKSt9nothrow_t): Export.
1655
16562009-07-18 Richard Henderson <rth@redhat.com>
1657
1658 * target_tls.h: Move ...
1659 * config/posix/target_tls.h: ... here.
1660
16612009-07-07 Richard Henderson <rth@redhat.com>
1662
1663 * config/x86/target.h (atomic_write_barrier): Use sfence if available.
1664
16652009-07-07 Richard Henderson <rth@redhat.com>
1666
1667 * Update to GPL3.
1668
16692009-07-07 Richard Henderson <rth@redhat.com>
1670
1671 * libitm.h (struct gtm_transaction): Widen id to _ITM_transactionId_t.
1672 * beginend.c (global_tid): Widen to _ITM_transactionId_t.
1673
1674 * configure.tgt: Don't use -ftls-model for x86 linux.
1675 * libitm.h: Include target.h after standard includes.
1676 (_gtm_thr): Rename from gtm_thr.
1677 (setup_gtm_thr, gtm_thr, gtm_tx, set_gtm_tx): New.
1678 (gtm_disp, set_gtm_disp): New.
1679 * beginend.c, dispatch.c, local.c, method-wbetl.c, query.c,
1680 retry.c, serial.c, useraction.c: Use accessor functions throughout.
1681 * config/alpha/target_tls.h, config/x86/target_tls.h: New files.
1682
16832009-07-07 Richard Henderson <rth@redhat.com>
1684
1685 * config/linux/rwlock.c (EZ): New define. Use it throughout.
1686
16872009-07-06 Richard Henderson <rth@redhat.com>
1688
1689 * libitm.h (_ITM_SRCLOCATION_DECL_1, _ITM_SRCLOCATION_DECL_2): Remove.
1690 (_ITM_SRCLOCATION_DEFN_1, _ITM_SRCLOCATION_DEFN_2): Remove.
1691 (_ITM_beginTransaction): Take variadic arguments.
1692 (_ITM_registerThrownObject): Declare.
1693 * beginend.c, serial.c: Update.
1694 * libitm.map: Add _ITM_registerThrownObject.
1695
16962009-01-28 Richard Henderson <rth@redhat.com>
1697
1698 * Makefile.am (libitm_la_SOURCES): Add clone.c.
1699 * Makefile.in: Rebuild.
1700 * beginend.c (_ITM_abortTransaction): Abort if irrevokable.
1701 (GTM_restart_transaction): Fix uninstrumented code check.
1702 * retry.c (GTM_decide_retry_strategy): Add serial check.
1703 * serial.c (GTM_serialmode): Add irrevokable variable. Don't
1704 automatically go irrevokable when in serial mode.
1705 * clone.c: New file.
1706 * libitm.h, libitm.map: Update.
1707
17082009-01-27 Richard Henderson <rth@redhat.com>
1709
1710 * Makefile.am (LTCCASCOMPILE): Define.
1711 (libitm_la_SOURCES): Add methid-wbetl.c.
1712 * testsuite/Makefile.am: New
1713 * configure.ac: Add testsuite/Makefile.
1714 * Makefile.in, testsuite/Makefile.in, configure: Regenerate.
1715 * beginend.c (GTM_begin_transaction): Install wbetl_dispatch.
1716 (_ITM_abortTransaction): Finalize implementation method; pass
1717 transaction properties to longjmp.
1718 (GTM_restart_transaction): Split out from ...
1719 (_ITM_commitTransaction): ... here.
1720 * config/linux/x86/futex_bits.h (cpu_relax, atomic_write_barrier):
1721 Move to config/x86/target.h.
1722 * config/linux/alpha/futex_bits.h: New.
1723 * config/x86/sjlj.S (GTM_longjmp): Fix 64-bit input register.
1724 * config/x86/target.h: Disable target types for 32-bit.
1725 * config/alpha/sjlj.S, config/alpha/target.h: New.
1726 * libitm.h (struct gtm_dispatch): Add init, fini.
1727 (enum restart_reason): New.
1728 (struct gtm_transaction): Add method and restarts.
1729 * retry.c (GTM_decide_retry_strategy): Implement.
1730 * serial.c (serial_init, serial_fini): New.
1731 (GTM_serialmode): Finialize outgoing method.
1732 * method-wbetl.c: New.
1733
17342008-12-09 Richard Henderson <rth@redhat.com>
1735
1736 * config/x86/target.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): New.
1737 * configure.tgt (i386-*, x86_64-*): Don't force SSE.
1738 * dispatch.c (_ITM_##R##T, _ITM_##W##T): Use _ITM_TYPE_ATTR.
1739 * libitm.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): Provide default.
1740 (_ITM_TYPE_M64, _ITM_TYPE_M128, _ITM_TYPE_M256): Move to x86 header.
1741 (_ITM_ALL_TYPES): Use _ITM_ALL_TARGET_TYPES.
1742 * local.c (_ITM_L##T): Use _ITM_TYPE_ATTR.
1743 * serial.c (serial_R##T, serial_W##T): Likewise.
1744
17452008-11-21 Richard Henderson <rth@redhat.com>
1746
1747 * Initial commit.