c++: Fix wrong-code with non-constexpr constructor [PR93169]
[gcc.git] / libitm / ChangeLog
1 2020-02-12 Sandra Loosemore <sandra@codesourcery.com>
2
3 PR libstdc++/79193
4 PR libstdc++/88999
5
6 * configure: Regenerated.
7
8 2020-01-24 Maciej W. Rozycki <macro@wdc.com>
9
10 * configure.ac: Handle `--with-toolexeclibdir='.
11 * Makefile.in: Regenerate.
12 * aclocal.m4: Regenerate.
13 * configure: Regenerate.
14 * testsuite/Makefile.in: Regenerate.
15
16 2020-01-01 Jakub Jelinek <jakub@redhat.com>
17
18 Update copyright years.
19
20 * libitm.texi: Bump @copying's copyright year.
21
22 2019-12-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
23
24 PR libgomp/91938
25 * configure.tgt: Avoid IE tls on *-*-musl*.
26
27 2019-09-27 Maciej W. Rozycki <macro@wdc.com>
28
29 * configure: Regenerate.
30
31 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
32
33 * config/arm/sjlj.S (ldaddr): Add FDPIC support.
34
35 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
36
37 * configure.tgt: Handle *-*-uclinux*.
38 * configure: Regenerate.
39
40 2019-09-06 Florian Weimer <fweimer@redhat.com>
41
42 * configure: Regenerate.
43
44 2019-09-03 Chung-Lin Tang <cltang@codesourcery.com>
45
46 PR other/79543
47 * acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Fix GNU ld --version
48 scanning to conform to the GNU Coding Standards.
49 * configure: Regenerate.
50
51 2019-05-03 Jakub Jelinek <jakub@redhat.com>
52
53 * Makefile.am (finclude): Remove.
54 * Makefile.in: Regenerated.
55
56 2019-01-01 Jakub Jelinek <jakub@redhat.com>
57
58 Update copyright years.
59
60 2019-01-01 Jakub Jelinek <jakub@redhat.com>
61
62 * libitm.texi: Bump @copying's copyright year.
63
64 2018-12-16 Jakub Jelinek <jakub@redhat.com>
65
66 PR c++/88482
67 * eh_cpp.cc (__cxa_throw): Change DEST argument type from
68 void * to void (*) (void *).
69 (_ITM_cxa_throw): Likewise.
70 * libitm.h (_ITM_cxa_throw): Likewise.
71 * libitm.texi (_ITM_cxa_throw): Likewise.
72
73 2018-12-13 Peter Bergner <bergner@linux.ibm.com>
74
75 * config/powerpc/target.h (htm_available): Add support for
76 PPC_FEATURE2_HTM_NO_SUSPEND. Use __builtin_cpu_supports if available.
77
78 2018-10-31 Joseph Myers <joseph@codesourcery.com>
79
80 PR bootstrap/82856
81 * Makefile.am: Include multilib.am.
82 (AUTOMAKE_OPTIONS): Add info-in-builddir.
83 (CLEANFILES): Remove libitm.info.
84 * configure.ac: Remove AC_PREREQ.
85 * testsuite/Makefile.am (RUNTEST): Remove quotes.
86 * Makefile.in, aclocal.m4, configure, testsuite/Makefile.in:
87 Regenerate.
88
89 2018-10-30 Nicholas Krause <xerofoify@gmail.com>
90
91 PR libitm/86293
92 * method-serial.cc: Mark varible as potentially unused
93 to silence warning.
94
95 2018-08-03 Sergei Trofimovich <slyfox@gentoo.org>
96
97 * config/sh/sjlj.S: Adjust to use PIC vs normal code to avoid
98 absolute relocation in a shared library.
99
100 2018-06-12 H.J. Lu <hongjiu.lu@intel.com>
101
102 PR libitm/85988
103 * config/linux/x86/tls.h (SEG_READ): Use the offset of
104 __private_tm as base.
105 (SEG_WRITE): Likewise.
106 (SEG_ENCODE_WRITE): Correct the offset of pointer_guard for x32.
107 (gtm_thr): Replace SEG_READ(10) with SEG_READ(0).
108 (set_gtm_thr): Replace SEG_WRITE(10) with SEG_WRITE(0).
109 (abi_disp): Replace SEG_DECODE_READ(11) with SEG_DECODE_READ(1).
110 (set_abi_disp): Replace SEG_ENCODE_WRITE(11) with
111
112 2018-05-17 Jason Merrill <jason@redhat.com>
113
114 * beginend.cc (save): Disable -Werror=deprecated-copy.
115
116 2018-05-02 Tom de Vries <tom@codesourcery.com>
117
118 PR testsuite/85106
119 * testsuite/lib/libitm.exp: Include scanltranstree.exp.
120
121 2018-05-02 Tom de Vries <tom@codesourcery.com>
122
123 PR testsuite/85106
124 * testsuite/lib/libitm.exp: Include scanwpaipa.exp.
125
126 2018-04-24 H.J. Lu <hongjiu.lu@intel.com>
127
128 * config/x86/sjlj.S (_ITM_beginTransaction): Add
129 (__CET__ & 2) != 0 check for shadow stack.
130 (GTM_longjmp): Likewise.
131
132 2018-04-24 H.J. Lu <hongjiu.lu@intel.com>
133
134 * configure: Regenerated.
135
136 2018-04-23 H.J. Lu <hongjiu.lu@intel.com>
137
138 PR target/85489
139 * config/x86/sjlj.S (GTM_longjmp): Replace jle/jg with jbe/ja.
140
141 2018-04-19 Jakub Jelinek <jakub@redhat.com>
142
143 * configure: Regenerated.
144
145 2018-04-18 David Malcolm <dmalcolm@redhat.com>
146
147 PR jit/85384
148 * configure: Regenerate.
149
150 2018-02-14 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
151
152 PR target/84148
153 * configure: Regenerate.
154
155 2018-01-03 Jakub Jelinek <jakub@redhat.com>
156
157 Update copyright years.
158
159 * libitm.texi: Bump @copying's copyright year.
160
161 2017-11-17 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
162
163 * Makefile.in: Regenerate.
164 * acinclude.m4: Add enable.m4 and cet.m4.
165 * config/x86/sjlj.S: Include cet.h.
166 (_ITM_beginTransaction): Add _CET_ENDBR.
167 Save Shadow Stack pointer.
168 (GTM_longjmp): Add _CET_ENDBR. Restore Shadow Stack pointer.
169 * config/x86/target.h (struct gtm_jmpbuf):
170 Add new field for Shadow Stack pointer.
171 * configure: Regenerate.
172 * configure.ac: Set CET_FLAGS. Update XCFLAGS.
173 * configure.ac: Update libtool_VERSION for x86.
174 * testsuite/Makefile.in: Regenerate.
175
176 2017-11-17 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
177
178 * libitm/config/x86/target.h: Add new field (ssp).
179 * libitm/config/x86/sjlj.S: Change offsets.
180
181 2017-05-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
182
183 * testsuite/lib/libitm.exp: Load scanlang.exp.
184
185 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
186
187 * libitm_i.h (sutrct gtm_thread): Fix typo in comment.
188
189 2017-01-21 Jakub Jelinek <jakub@redhat.com>
190
191 PR other/79046
192 * testsuite/Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead
193 of cat to get version from BASE-VER file.
194 * testsuite/Makefile.in: Regenerated.
195
196 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
197
198 * config/x86/target.h (htm_available): Determine vendor from
199 __get_cpuid_max return. Use signature_INTEL_ebx. Cleanup.
200
201 2017-01-18 Torvald Riegel <triegel@redhat.com>
202
203 * config/x86/target.h (htm_available): Add check for some processors
204 on which TSX is broken.
205
206 2017-01-17 Jakub Jelinek <jakub@redhat.com>
207
208 PR other/79046
209 * configure.ac: Add GCC_BASE_VER.
210 * Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
211 get version from BASE-VER file.
212 * testsuite/Makefile.in: Regenerated.
213 * configure: Regenerated.
214 * Makefile.in: Regenerated.
215
216 2017-01-04 Alan Modra <amodra@gmail.com>
217
218 * Makefile.in: Regenerate.
219 * testsuite/Makefile.in: Regenerate.
220
221 2017-01-01 Jakub Jelinek <jakub@redhat.com>
222
223 Update copyright years.
224
225 * libitm.texi: Bump @copying's copyright year.
226
227 2016-12-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
228
229 * acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Remove.
230 * aclocal.m4: Regenerate.
231 * configure.ac: Call GCC_CHECK_LINKER_HWCAP instead of
232 LIBITM_CHECK_LINKER_HWCAP.
233
234 2016-11-15 Matthias Klose <doko@ubuntu.com>
235
236 * configure: Regenerate.
237
238 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
239
240 PR libitm/70456
241 * util.cc (xmalloc): Use posix_memalign to allocate memory on
242 on cache line if requested.
243
244 2016-03-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
245
246 * config/s390/target.h (TARGET_BEGIN_TRANSACTION_ATTRIBUTE): Define
247 function attribute to disable floating point in begin_transaction() on
248 S/390.
249 * beginend.cc (begin_transaction): Use
250 TARGET_BEGIN_TRANSACTION_ATTRIBUTE.
251
252 2016-01-22 Torvald Riegel <triegel@redhat.com>
253
254 * beginend.cc (GTM::gtm_thread::serial_lock): Put on cacheline
255 boundary.
256 (htm_fastpath): Remove.
257 (gtm_thread::begin_transaction): Fix HTM fastpath.
258 (_ITM_commitTransaction): Adapt.
259 (_ITM_commitTransactionEH): Adapt.
260 * libitm/config/linux/rwlock.h (gtm_rwlock): Add htm_fastpath member
261 and accessors.
262 * libitm/config/posix/rwlock.h (gtm_rwlock): Likewise.
263 * libitm/config/posix/rwlock.cc (gtm_rwlock::gtm_rwlock): Adapt.
264 * libitm/config/x86/sjlj.S (_ITM_beginTransaction): Fix HTM fastpath.
265 * libitm/libitm_i.h (htm_fastpath): Remove declaration.
266 * libitm/method-serial.cc (htm_mg): Adapt.
267 (gtm_thread::serialirr_mode): Adapt.
268 * libitm/query.cc (_ITM_inTransaction, _ITM_getTransactionId): Adapt.
269
270 2016-01-21 Torvald Riegel <triegel@redhat.com>
271
272 * testsuite/libitm.c++/libstdc++-safeexc.C: Not supported on darwin
273 or AIX.
274
275 2016-01-19 Richard Henderson <rth@redhat.com>
276
277 PR bootstrap/69343
278 PR bootstrap/69339
279 Revert:
280 2016-01-13 Richard Henderson <rth@redhat.com>
281
282 * Makefile.am (libitm_la_SOURCES) [ARCH_AARCH64]: Add vect128.cc
283 (libitm_la_SOURCES) [ARCH_ARM]: Add neon.cc
284 (libitm_la_SOURCES) [ARCH_PPC]: Add vect128.cc
285 (libitm_la_SOURCES) [ARCH_S390]: Add vect128.cc
286 * configure.ac (ARCH_AARCH64): New conditional.
287 (ARCH_PPC, ARCH_S390): Likewise.
288 * Makefile.in, configure: Rebuild.
289
290 * libitm.h (_ITM_TYPE_M128): Always define.
291 * vect64.cc: Split ...
292 * vect128.cc: ... out of...
293 * config/x86/x86_sse.cc: ... here.
294 * config/arm/neon.cc: New file.
295
296 2016-01-19 Torvald Riegel <triegel@redhat.com>
297
298 * local_type_traits: Remove file.
299 * libitm_i.h: Don't include it anymore.
300 (sized_integral): Remove.
301
302 2016-01-16 Torvald Riegel <triegel@redhat.com>
303
304 * method-gl.cc (gl_wt_dispatch::trycommit): Ensure proxy privatization
305 safety.
306 * method-ml.cc (ml_wt_dispatch::trycommit): Likewise.
307 * libitm/testsuite/libitm.c/priv-1.c: New.
308
309 2015-01-15 Torvald Riegel <triegel@redhat.com>
310
311 testsuite/libitm.c++/libstdc++-safeexc.C: New.
312
313 2016-01-13 Torvald Riegel <triegel@redhat.com>
314
315 * beginend.cc (gtm_thread::trycommit): Fix seq_cst fences.
316 * config/linux/rwlock.cc (gtm_rwlock::write_lock_generic): Likewise.
317 (gtm_rwlock::write_unlock): Likewise.
318
319 2016-01-13 Richard Henderson <rth@redhat.com>
320
321 * Makefile.am (libitm_la_SOURCES) [ARCH_AARCH64]: Add vect128.cc
322 (libitm_la_SOURCES) [ARCH_ARM]: Add neon.cc
323 (libitm_la_SOURCES) [ARCH_PPC]: Add vect128.cc
324 (libitm_la_SOURCES) [ARCH_S390]: Add vect128.cc
325 * configure.ac (ARCH_AARCH64): New conditional.
326 (ARCH_PPC, ARCH_S390): Likewise.
327 * Makefile.in, configure: Rebuild.
328
329 * libitm.h (_ITM_TYPE_M128): Always define.
330 * vect64.cc: Split ...
331 * vect128.cc: ... out of...
332 * config/x86/x86_sse.cc: ... here.
333 * config/arm/neon.cc: New file.
334
335 2016-01-13 Torvald Riegel <triegel@redhat.com>
336
337 * beginend.cc (gtm_thread::trycommit): Fix privatization safety.
338 * config/linux/rwlock.cc (gtm_rwlock::write_lock_generic): Likewise.
339 * config/posix/rwlock.cc (gtm_rwlock::write_lock_generic): Likewise.
340 * dispatch.h (abi_dispatch::snapshot_most_recent): New.
341 * method-gl.cc (gl_wt_dispatch::snapshot_most_recent): New.
342 * method-ml.cc (ml_wt_dispatch::snapshot_most_recent): New.
343 * method-serial.cc (serial_dispatch::snapshot_most_recent): New.
344 (serialirr_dispatch::snapshot_most_recent): New.
345 (serialirr_onwrite_dispatch::snapshot_most_recent): New.
346
347 2016-01-12 Torvald Riegel <triegel@redhat.com>
348
349 * libitm_i.h (gtm_mask_stack): Remove.
350 * beginend.cc (gtm_stmlock_array, gtm_clock): Likewise.
351 * stmlock.h: Remove file.
352 * config/alpha/cacheline.h: Likewise.
353 * config/generic/cacheline.h: Likewise.
354 * config/powerpc/cacheline.h: Likewise.
355 * config/sparc/cacheline.h: Likewise.
356 * config/x86/cacheline.h: Likewise.
357
358 2016-01-04 Jakub Jelinek <jakub@redhat.com>
359
360 Update copyright years.
361
362 * libitm.texi: Bump @copying's copyright year.
363
364 2015-11-26 Torvald Riegel <triegel@redhat.com>
365
366 * method-ml.cc (ml_mg): Use multiplicative instead of simple hashing.
367 (ml_wt_dispatch::pre_write): Adapt.
368 (ml_wt_dispatch::pre_load): Likewise.
369
370 2015-11-22 Torvald Riegel <triegel@redhat.com>
371
372 * libitm_i.h (gtm_alloc_action): Remove union.
373 * testsuite/libitm.c/alloc-1.c: New.
374
375 2015-11-19 Torvald Riegel <triegel@redhat.com>
376
377 * testsuite/libitm.c++/eh-5.C: New.
378 * libitm.h (_ITM_cxa_free_exception): New.
379 * libitm.map (_ITM_cxa_free_exception): Add it.
380 * libitm.texi: Update ABI docs.
381 * libitm_i.h (gtm_transaction_cp::cxa_unthrown): Remove.
382 (gtm_transaction_cp::cxa_uncaught_count): Add.
383 (gtm_thread::cxa_unthrown): Remove.
384 (gtm_thread::cxa_uncaught_count_ptr): Add.
385 (gtm_thread::cxa_uncaught_count): Add.
386 (gtm_thread::drop_references_allocations): Rename to...
387 (gtm_thread::discard_allocation): ... this and adapt.
388 (gtm_thread::init_cpp_exceptions): New.
389 * beginend.cc (gtm_thread::gtm_thread): Adapt EH handling.
390 (gtm_thread::begin_transaction): Likewise.
391 (gtm_transaction_cp::save): Likewise.
392 (gtm_thread::trycommit): Likewise.
393 * eh_cpp.cc: Add overview comments.
394 (__cxa_eh_globals, __cxa_get_globals, __cxa_free_exception): Declare.
395 (free_any_exception, _ITM_cxa_free_exception): New.
396 (gtm_thread::init_cpp_exceptions): Define.
397 (_ITM_cxa_allocate_exception, _ITM_cxa_throw): Adapt.
398 (_ITM_cxa_begin_catch, _ITM_cxa_end_catch): Likewise.
399 (gtm_thread::revert_cpp_exceptions): Likewise.
400
401 2015-11-09 Torvald Riegel <triegel@redhat.com>
402
403 * alloc_cpp.cc (_ZdlPvX, _ZdlPvXRKSt9nothrow_t, _ZGTtdlPvX,
404 _ZGTtdlPvXRKSt9nothrow_t, delsz_opnt): New.
405 * libitm.map: Add _ZGTtdlPvX and _ZGTtdlPvXRKSt9nothrow_t.
406 * libitm_i.h (gtm_alloc_action): Add free_fn_sz and sz. Add comments.
407 (gtm_thread::forget_allocations): New overload with size_t argument.
408 * alloc.c (gtm_thread::forget_allocation): Define new overload and
409 adapt existing one.
410 (gtm_thread::record_allocation): Adapt.
411 (gtm_thread::commit_allocations_1): Adapt.
412 (gtm_thread::commit_allocations_2): Adapt.
413 * testsuite/libitm.c++/newdelete.C: New.
414
415 2015-10-27 Daniel Jacobowitz <dan@codesourcery.com>
416 Joseph Myers <joseph@codesourcery.com>
417 Mark Shinwell <shinwell@codesourcery.com>
418 Andrew Stubbs <ams@codesourcery.com>
419 Rich Felker <dalias@libc.org>
420
421 * config/sh/sjlj.S (_ITM_beginTransaction): Bypass PLT calling
422 GTM_begin_transaction for compatibility with FDPIC.
423
424 2015-10-09 David Malcolm <dmalcolm@redhat.com>
425
426 * testsuite/lib/libitm.exp: Load multiline.exp before prune.exp,
427 using load_gcc_lib.
428
429 2015-08-20 Gleb Fotengauer-Malinovskiy <glebfm@altlinux.org> (tiny change)
430
431 PR libitm/61164
432 * local_atomic (__always_inline): Rename to...
433 (__libitm_always_inline): ... this.
434
435 2015-07-03 Carlos Sánchez de La Lama <csanchezdll@gmail.com>
436
437 PR target/52482
438 * config/powerpc/sjlj.S: Port to Xcode 2.5.
439
440 2015-05-27 Uros Bizjak <ubizjak@gmail.com>
441
442 * config/linux/x86/futex_bits.h (sys_futex0) [__x86_64__]: Change
443 operands "op" and "val" to int.
444
445 2015-05-27 Uros Bizjak <ubizjak@gmail.com>
446
447 * config/linux/sh/futex_bits.h (sys_futex0) Change operands
448 "op" and "val" to int.
449
450 2015-05-27 Uros Bizjak <ubizjak@gmail.com>
451
452 * config/linux/alpha/futex_bits.h (sys_futex0) Change operands
453 "op" and "val" to int.
454
455 2015-05-27 Uros Bizjak <ubizjak@gmail.com>
456
457 * config/linux/futex.cc (gtm_futex_wait, gtm_futex_wake):
458 Declare as static int.
459 (FUTEX_PRIVATE_FLAG): Remove L suffix.
460 * config/linux/futex_bits.h (sys_futex0) Change operand "op" to int.
461
462 2015-05-27 Uros Bizjak <ubizjak@gmail.com>
463
464 * config/linux/x86/futex_bits.h (sys_futex0) [__PIC__]: Remove
465 sys_futex0 function.
466
467 2015-05-13 Michael Haubenwallner <michael.haubenwallner@ssi-schaefer.com>
468
469 * Makefile.in: Regenerated with automake-1.11.6.
470 * aclocal.m4: Likewise.
471 * configure: Likewise.
472 * testsuite/Makefile.in: Likewise.
473
474 2015-04-22 Gregor Richards <gregor.richards@uwaterloo.ca>
475
476 * config/arm/hwcap.cc: Use fcntl.h instead of sys/fcntl.h.
477 * config/linux/x86/tls.h: Only use __GLIBC_PREREQ if defined.
478
479 2015-01-15 H.J. Lu <hongjiu.lu@intel.com>
480
481 PR libitm/64360
482 * libitm.c/stackundo.c (test2): Make it static.
483 (test1): Likewise.
484
485 2015-01-05 Jakub Jelinek <jakub@redhat.com>
486
487 Update copyright years.
488
489 2015-01-05 Jakub Jelinek <jakub@redhat.com>
490
491 * libitm.texi: Bump @copying's copyright year.
492
493 2014-12-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
494
495 * testsuite/lib/libitm.exp: Load target-utils.exp.
496 Move load of target-supports.exp earlier.
497
498 2014-12-03 Uros Bizjak <ubizjak@gmail.com>
499
500 * configure.tgt (x86_64): Tune -m32 multilib to generic.
501
502 2014-11-21 H.J. Lu <hongjiu.lu@intel.com>
503
504 PR bootstrap/63784
505 * configure: Regenerated.
506
507 2014-11-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
508
509 PR target/63610
510 * configure: Regenerate.
511
512 2014-10-06 Marek Polacek <polacek@redhat.com>
513
514 * testsuite/libitm.c/memcpy-1.c: Declare getpagesize.
515 * testsuite/libitm.c/memset-1.c: Likewise.
516
517 2014-07-24 Richard Henderson <rth@redhat.com>
518
519 * config/aarch64/sjlj.S (_ITM_beginTransaction): Use post-inc
520 addressing mode in epilogue.
521
522 2014-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
523
524 * acinclude.m4 (LIBITM_CHECK_LINKER_HWCAP): Check for
525 -mclear-hwcap instead.
526 * configure: Regenerate.
527 * clearcap.map: Remove.
528
529 2014-05-21 John Marino <gnugcc@marino.st>
530
531 * configure.tgt (*-*-dragonfly*): New target.
532
533 2014-05-19 Richard Henderson <rth@redhat.com>
534
535 * config/aarch64/sjlj.S: New file.
536 * config/aarch64/target.h: New file.
537 * configure.tgt: Enable aarch64.
538
539 2014-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
540
541 * config/generic/asmcfi.h: Also check for
542 __GCC_HAVE_DWARF2_CFI_ASM.
543
544 2013-04-02 Richard Henderson <rth@redhat.com>
545
546 * config/alpha/target.h (PAGE_SIZE, FIXED_PAGE_SIZE): Remove.
547 * config/arm/target.h, config/sh/target.h: Likewise.
548 * config/sparc/target.h, config/x86/target.h: Likewise.
549
550 2014-03-26 Jakub Jelinek <jakub@redhat.com>
551
552 * config/linux/futex_bits.h: Include errno.h.
553 (sys_futex0): If syscall returns -1, return -errno rather than
554 -1.
555
556 2014-03-26 Joseph Myers <joseph@codesourcery.com>
557
558 * libitm.texi (Index): Rename to Library Index.
559
560 2014-01-13 H.J. Lu <hongjiu.lu@intel.com>
561
562 PR libitm/53113
563 * Makefile.am (x86_sse.lo): Append -msse to CXXFLAGS.
564 (x86_avx.lo): Append -mavx to CXXFLAGS.
565 * Makefile.in: Regenerate.
566
567 2014-01-02 Richard Sandiford <rdsandiford@googlemail.com>
568
569 Update copyright years
570
571 2014-01-02 Tobias Burnus <burnus@net-b.de>
572
573 * libitm.texi: Bump @copying's copyright year.
574
575 2013-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
576
577 * config/powerpc/sjlj.S [__powerpc64__ && _CALL_ELF == 2]:
578 (FUNC): Define ELFv2 variant.
579 (END): Likewise.
580 (HIDDEN): Likewise.
581 (CALL): Likewise.
582 (BASE): Likewise.
583 (LR_SAVE): Likewise.
584
585 2013-09-20 Alan Modra <amodra@gmail.com>
586
587 * configure: Regenerate.
588
589 2013-08-30 Torvald Riegel <triegel@redhat.com>
590
591 * config/posix/rwlock.cc: Fix initialization order.
592
593 2013-08-30 Torvald Riegel <triegel@redhat.com>
594
595 * libitm_i.h (gtm_thread): Assign an asm name to serial_lock.
596 (htm_fastpath): Assign an asm name.
597 * libitm.h (_ITM_codeProperties): Add non-ABI flags used by custom
598 HTM fast paths.
599 (_ITM_actions): Likewise.
600 * config/x86/target.h (HTM_CUSTOM_FASTPATH): Enable custom fastpath on
601 x86_64.
602 * config/x86/sjlj.S (_ITM_beginTransaction): Add custom HTM fast path.
603 * config/posix/rwlock.h (gtm_rwlock): Update comments. Move summary
604 field to the start of the structure.
605 * config/linux/rwlock.h (gtm_rwlock): Update comments.
606 * beginend.cc (gtm_thread::begin_transaction): Add retry policy
607 handling for custom HTM fast paths.
608
609 2013-08-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
610 Revert:
611 2013-08-02 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
612
613 * configure.tgt: Add -msoft-float to XCFLAGS.
614
615 2013-08-02 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
616
617 * configure.tgt: Add -msoft-float to XCFLAGS.
618
619 2013-07-29 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
620
621 * config/s390/target.h (htm_begin, htm_commit, htm_abort)
622 (htm_transaction_active): Enable zEC12 instructions in the
623 assembler.
624 * configure.tgt: Remove -Wa,-march=zEC12 from XCFLAGS.
625
626 2013-07-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
627
628 * acinclude.m4: Add htm asm check for s390.
629 * configure.tgt: Add -mhtm and -Wa,-march=zEC12 to the options.
630 * configure: Regenerate.
631 * config/s390/target.h: Remove __HTM__ check.
632 (htm_available): Call getauxval to get hwcaps and check whether
633 HTM is available or not.
634
635 2013-07-15 Peter Bergner <bergner@vnet.ibm.com>
636
637 * acinclude.m4 (LIBITM_CHECK_AS_HTM): New.
638 * configure.ac: Use it.
639 (AC_CHECK_HEADERS): Check for sys/auxv.h.
640 (AC_CHECK_FUNCS): Check for getauxval.
641 * config.h.in, configure: Rebuild.
642 * configure.tgt (target_cpu): Add -mhtm to XCFLAGS.
643 * config/powerpc/target.h: Include sys/auxv.h and htmintrin.h.
644 (USE_HTM_FASTPATH): Define.
645 (_TBEGIN_STARTED, _TBEGIN_INDETERMINATE, _TBEGIN_PERSISTENT,
646 _HTM_RETRIES) New macros.
647 (htm_abort, htm_abort_should_retry, htm_available, htm_begin, htm_init,
648 htm_begin_success, htm_commit, htm_transaction_active): New functions.
649
650 2013-06-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
651
652 * config/s390/target.h: Include htmintrin.h.
653 (_HTM_ITM_RETRIES): New macro definition.
654 (htm_available, htm_init, htm_begin, htm_begin_success)
655 (htm_commit, htm_abort, htm_abort_should_retry): New functions.
656
657 2013-06-20 Iain Sandoe <iain@codesourcery.com>
658 Cesar Philippidis <cesar@codesourcery.com>
659
660 * testsuite/lib/libitm.exp: Reorder lib loads into dependency order.
661 Do not load_gcc_lib gcc-dg.exp and add a comment as to why.
662 * testsuite/libitm.c/c.exp: load_gcc_lib gcc-dg.exp.
663 * testsuite/libitm.c++/c++.exp: load_gcc_lib gcc-dg.exp.
664
665 2013-06-20 Torvald Riegel <triegel@redhat.com>
666
667 * query.cc (_ITM_inTransaction): Abort when using the HTM fastpath.
668 (_ITM_getTransactionId): Same.
669 * config/x86/target.h (htm_transaction_active): New.
670
671 2013-06-20 Torvald Riegel <triegel@redhat.com>
672
673 PR libitm/57643
674 * beginend.cc (gtm_thread::begin_transaction): Handle reentrancy in
675 the HTM fastpath.
676
677 2013-03-31 Gerald Pfeifer <gerald@pfeifer.com>
678
679 PR bootstrap/56714
680 * local_atomic (__always_inline): Always define our version.
681 (__calculate_memory_order): Mark inline.
682 (atomic_thread_fence): Ditto.
683 (atomic_signal_fence): Ditto.
684 (atomic_bool::atomic_flag_test_and_set_explicit): Ditto.
685 (atomic_bool::atomic_flag_clear_explicit): Ditto.
686 (atomic_bool::atomic_flag_test_and_set): Ditto.
687 (atomic_bool::atomic_flag_clear): Ditto.
688
689 2013-04-23 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
690
691 * config/s390/sjlj.S: New file.
692 * config/s390/target.h: New file.
693 * configure.tgt: Set options for S/390.
694
695 2013-03-23 Andi Kleen <ak@linux.intel.com>
696
697 * local_atomic (__always_inline): Add.
698 (__calculate_memory_order, atomic_thread_fence,
699 atomic_signal_fence, test_and_set, clear, store, load,
700 exchange, compare_exchange_weak, compare_exchange_strong,
701 fetch_add, fetch_sub, fetch_and, fetch_or, fetch_xor):
702 Add __always_inline to force inlining.
703
704 2013-02-11 Iain Sandoe <iain@codesourcery.com>
705 Jack Howarth <howarth@bromo.med.uc.edu>
706 Patrick Marlier <patrick.marlier@gmail.com>
707
708 PR libitm/55693
709 * alloc_cpp.cc: Enable function declarations on darwin.
710 * eh_cpp.cc: Likewise.
711
712 2013-02-03 Richard Sandiford <rdsandiford@googlemail.com>
713
714 Update copyright years.
715
716 2012-11-09 Torvald Riegel <triegel@redhat.com>
717
718 * beginend.cc (htm_fastpath): New.
719 (gtm_thread::begin_transaction, _ITM_commitTransaction,
720 _ITM_commitTransactionEH): Add HTM fastpath handling.
721 * config/linux/rwlock.h (gtm_rwlock.is_write_locked): New.
722 * config/posix/rwlock.h (gtm_rwlock.is_write_locked): New.
723 * config/x86/target.h (htm_available, htm_init, htm_begin_success,
724 htm_begin, htm_commit, htm_abort, htm_abort_should_retry): New.
725 * configure.tgt: Add -mrtm to XCFLAGS.
726 * method-serial.cc (htm_mg, o_htm_mg, htm_dispatch, dispatch_htm): New.
727 (gtm_thread::serialirr_mode): Add HTM fastpath handling.
728 * libitm_i.h (htm_fastpath, dispatch_htm): Declare.
729 * retry.cc (parse_default_method): Add HTM method parsing.
730 (gtm_thread::number_of_threads_changed): Use HTM by default if
731 available.
732
733 2012-11-04 Thomas Schwinge <thomas@codesourcery.com>
734
735 * configure: Regenerate.
736
737 2012-10-31 Richard Henderson <rth@redhat.com>
738
739 * acinclude.m4 (LIBITM_CHECK_AS_RTM): New.
740 * configure.ac: Use it.
741 * config.h.in, configure: Rebuild.
742 * testsuite/Makefile.in: Rebuild.
743
744 2012-10-24 Torvald Riegel <triegel@redhat.com>
745
746 * libitm.texi: Clarify ABI requirements for data-logging functions.
747
748 2012-10-24 Torvald Riegel <triegel@redhat.com>
749
750 * retry.cc (gtm_thread::decide_begin_dispatch): Ask dispatch whether
751 it requires serial mode instead of assuming that for certain
752 dispatchs.
753 * dispatch.h (abi_dispatch::requires_serial): New.
754 (abi_dispatch::abi_dispatch): Adapt.
755 * method-gl.cc (gl_wt_dispatch::gl_wt_dispatch): Adapt.
756 * method-ml.cc (ml_wt_dispatch::ml_wt_dispatch): Same.
757 * method-serial.cc (serialirr_dispatch::serialirr_dispatch,
758 serial_dispatch::serial_dispatch,
759 serialirr_onwrite_dispatch::serialirr_onwrite_dispatch): Same.
760
761 2012-10-02 Uros Bizjak <ubizjak@gmail.com>
762
763 * config/x86/target.h (struct gtm_jmpbuf): Merge x86_64
764 and ia32 declarations some more.
765 * config/x86/sjlj.S (_ITM_beginTransaction): Move ret to common code.
766
767 2012-09-20 Jakub Jelinek <jakub@redhat.com>
768
769 PR other/43620
770 * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
771 * configure: Regenerate.
772 * Makefile.in: Regenerate.
773
774 2012-09-14 David Edelsohn <dje.gcc@gmail.com>
775
776 * configure: Regenerated.
777
778 2012-07-31 Uros Bizjak <ubizjak@gmail.com>
779
780 * config/x86/target.h (cpu_relax): Use __builtin_ia32_pause.
781
782 2012-05-21 Patrick Marlier <patrick.marlier@gmail.com>
783
784 * eh_cpp.cc: Fix __cxa_end_catch declaration.
785
786 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
787
788 * configure: Regenerated.
789
790 2012-04-04 H.J. Lu <hongjiu.lu@intel.com>
791
792 PR libitm/52854
793 * config/x86/target.h (gtm_jmpbuf): Replace long with long long
794 for x86-64.
795
796 2012-04-03 Tristan Gingold <gingold@adacore.com>
797
798 * configure: Regenerate.
799
800 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
801
802 PR bootstrap/52812
803 * configure.tgt (i[456]86-*-linux*): Handle -mx32 like -m64.
804
805 2012-03-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
806
807 * testsuite/lib/libitm.exp: load fortran-modules.exp
808
809 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
810
811 * configure.tgt (*-*-irix6*): Remove.
812
813 2012-03-13 Torvald Riegel <triegel@redhat.com>
814
815 PR libitm/52526
816 * config/linux/rwlock.cc (GTM::gtm_rwlock::read_lock): Fix lost
817 wake-up.
818
819 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
820
821 * configure.tgt (*-*-osf*): Remove.
822 * configure: Regenerate.
823
824 2012-03-05 Torvald Riegel <triegel@redhat.com>
825
826 * dispatch.h (CREATE_DISPATCH_METHODS_MEM): Don't execute
827 memtransfer/memset if size isn't larger than zero.
828
829 2012-03-02 Torvald Riegel <triegel@redhat.com>
830
831 * libitm.texi: Link to specification and add a usage example.
832
833 2012-02-24 Torvald Riegel <triegel@redhat.com>
834
835 * retry.cc (GTM::gtm_thread::number_of_threads_changed): Change
836 default dispatch for more than 1 thread to ml_wt.
837
838 2012-02-20 Torvald Riegel <triegel@redhat.com>
839
840 * method-gl.cc (gl_wt_dispatch::orec): Put on separate cacheline.
841
842 2012-02-20 Torvald Riegel <triegel@redhat.com>
843
844 * method-gl.cc (gl_wt_dispatch::rollback): Optimize memory orders.
845
846 2012-02-20 Torvald Riegel <triegel@redhat.com>
847
848 * method-gl.cc (gl_wt_dispatch::trycommit): Remove handling of
849 serial mode corner cases made obsolete by prior gtm_rwlock changes.
850 (gl_wt_dispatch.rollback): Same.
851
852 2012-02-20 Torvald Riegel <triegel@redhat.com>
853
854 * method-gl.cc (gl_wt_dispatch::pre_write): Optimize memory orders.
855
856 2012-02-20 Torvald Riegel <triegel@redhat.com>
857
858 * method-gl.cc (gl_wt_dispatch::memtransfer_static): Add missing undo
859 for RfW src. Optimize number of calls to gtm_thr.
860
861 2012-02-20 Torvald Riegel <triegel@redhat.com>
862
863 * beginend.cc (GTM::gtm_thread::begin_transaction): Move serial lock
864 acquisition to ...
865 * retry.cc (GTM::gtm_thread::decide_begin_dispatch): ... here.
866 (default_dispatch): Make atomic.
867 (GTM::gtm_thread::set_default_dispatch): Access atomically.
868 (GTM::gtm_thread::decide_retry_strategy): Access atomically and
869 use decide_begin_dispatch() if default_dispatch might have changed.
870 (GTM::gtm_thread::number_of_threads_changed): Initialize
871 default_dispatch here.
872
873 2012-02-15 Iain Sandoe <iains@gcc.gnu.org>
874 Patrick Marlier <patrick.marlier@gmail.com>
875
876 PR libitm/52220
877 * alloc_cpp.cc: No dummy definitions for darwin.
878 * eh_cpp.cc: Likewise.
879
880 2012-02-14 Richard Henderson <rth@redhat.com>
881
882 * config/x86/target.h (GTM_longjmp): Correct the .cfi corrections.
883
884 2012-02-14 Uros Bizjak <ubizjak@gmail.com>
885
886 * config/x86/target.h (GTM_longjmp): Correct .cfi directives.
887
888 2012-02-14 Torvald Riegel <triegel@redhat.com>
889
890 * libitm_i.h (GTM::gtm_rwlog_entry): New.
891 (GTM::gtm_thread): Add read and write logs.
892 (GTM::dispatch_ml_wt): Declare.
893 * retry.cc (parse_default_method): Support ml_wt.
894 * method-ml.cc: New file.
895 * Makefile.am: Add method-ml.cc.
896 * Makefile.in: Regenerate.
897
898 2012-02-14 Torvald Riegel <triegel@redhat.com>
899
900 * dispatch.h (GTM::abi_dispatch::supports): New.
901 (GTM::method_group::reinit): New.
902 * retry.cc (GTM::gtm_thread::decide_retry_strategy): Use reinit().
903 (GTM::gtm_thread::number_of_threads_changed): Check that the method
904 supports the current situation.
905
906 2012-02-14 Torvald Riegel <triegel@redhat.com>
907
908 * util.cc (GTM::xcalloc): New.
909 * common.h (GTM::xcalloc): Declare.
910
911 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
912
913 * config/sparc/target.h (cpu_relax): Read from CC register.
914 * config/sparc/sjlj.S (GTM_longjmp): Restore %fp atomically.
915
916 2012-02-14 Uros Bizjak <ubizjak@gmail.com>
917
918 * config/x86/target.h (GTM_longjmp): Jump indirect from memory address.
919
920 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
921
922 * configure.tgt (target_cpu): Handle sparc and sparc64/sparcv9.
923 * config/sparc/cacheline.h: New file.
924 * config/sparc/target.h: Likewise.
925 * config/sparc/sjlj.S: Likewise.
926 * config/linux/sparc/futex_bits.h: Likewise.
927
928 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
929
930 * configure.ac (link_itm): Fix comment.
931 * configure: Regenerate.
932 * testsuite/lib/libitm.exp: Do not pass -litm for the link.
933
934 2012-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
935
936 PR libitm/51822
937 * testsuite/libitm.c++/c++.exp (lang_link_flags): Add -shared-libgcc.
938 Correct libgomp references.
939
940 2012-01-24 Torvald Riegel <triegel@redhat.com>
941
942 * config/linux/rwlock.cc (GTM::gtm_rwlock::write_unlock): Fix reader
943 wake-up.
944
945 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
946
947 * config/x86/target.h (gtm_jmpbuf) [__x86_64__]: Move rip to the
948 end of structure.
949 * config/x86/sjlj.S (_ITM_beginTransaction) [__x86_64__]: Update
950 offset values. Do not copy return address. Decrement stack
951 by 56 bytes only.
952 (GTM_longjump) [__x86_64__]: Update offset values.
953
954 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
955
956 PR libitm/51830
957 * config/x86/sjlj.S (_ITM_beginTransaction) [!__x86_64__]: Load
958 the first function argument to %eax.
959
960 2012-01-23 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
961
962 * libitm.h (_ITM_getThreadnum): Remove.
963 * libitm.map (_ITM_getThreadnum): Remove from LIBITM_1.0.
964
965 2012-01-23 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
966
967 * clearcap.map: New file.
968 * acinclude.m4 (LIBITM_CHECK_LINKER_HWCAP): New test.
969 * configure.ac: Call it.
970 Clear HWCAP_LDFLAGS if defaulting to -mavx.
971 * Makefile.am (AM_LDFLAGS): Add $(HWCAP_LDFLAGS)
972 * configure: Regenerate.
973 * Makefile.in: Regenerate.
974 * testsuite/Makefile.in: Regenerate.
975
976 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
977
978 PR libitm/51173
979 * testsuite/libitm.c++/static_ctor.C: Skip test, note PR, remove
980 include, exclude options.
981
982 2012-01-14 Torvald Riegel <triegel@redhat.com>
983
984 * local.cc (GTM::gtm_undolog::rollback): Truncate undo log after
985 rolling back.
986 * containers.h (GTM::vector::set_size): New.
987
988 2012-01-14 Torvald Riegel <triegel@redhat.com>
989
990 PR libitm/51855
991 * config/generic/tls.h (GTM::mask_stack_top): New.
992 (GTM::mask_stack_bottom): Declare.
993 * config/generic/tls.c (GTM::mask_stack_bottom): New.
994 * local.cc (gtm_undolog::rollback): Filter out any updates that
995 overlap the libitm stack. Add current transaction as parameter.
996 * libitm_i.h (GTM::gtm_undolog::rollback): Adapt.
997 * beginend.cc (GTM::gtm_thread::rollback): Adapt.
998 * testsuite/libitm.c/stackundo.c: New test.
999
1000 2012-01-10 Richard Henderson <rth@redhat.com>
1001
1002 * libitm_i.h (_Unwind_DeleteException): Declare weak.
1003 * eh_cpp.cc (_Unwind_DeleteException): Define for
1004 !HAVE_ELF_STYLE_WEAKREF.
1005
1006 2012-01-08 Torvald Riegel <triegel@redhat.com>
1007
1008 * local.cc (GTM_LB): Use GTM::gtm_undolog.
1009 (GTM::gtm_thread::drop_references_undolog): Remove.
1010 (GTM::gtm_thread::commit_undolog,
1011 GTM::gtm_thread::rollback_undolog): Move to ...
1012 * libitm_i.h (GTM::gtm_undolog): ...here. New.
1013 (GTM::gtm_undolog_entry): Remove.
1014 (GTM::gtm_thread): Adapt.
1015 * beginend.cc (GTM::gtm_thread::rollback): Adapt.
1016 (GTM::gtm_thread::trycommit): Adapt.
1017 * method-serial.cc (serial_dispatch::log): Adapt.
1018 * method-gl.cc (gl_wt_dispatch::pre_write): Adapt.
1019 (gl_wt_dispatch::store): Fix likely/unlikely.
1020 * containers.h (GTM::vector::resize): Add additional_capacity
1021 parameter and handle it.
1022 (GTM::vector::resize_noinline): New/adapt.
1023 (GTM::vector::push): New.
1024
1025 2012-01-06 Richard Henderson <rth@redhat.com>
1026
1027 * configure.tgt: Support powerpc-linux and powerpc-darwin.
1028 * config/linux/powerpc/futex_bits.h: New file.
1029 * config/powerpc/cacheline.h: New file.
1030 * config/powerpc/sjlj.S: New file.
1031 * config/powerpc/target.h: New file.
1032 * config/generic/asmcfi.h (cfi_offset): New.
1033 (cfi_restore, cfi_undefined): New.
1034
1035 2012-01-05 Aldy Hernandez <aldyh@redhat.com>
1036
1037 PR other/51171
1038 * testsuite/libitm.c/reentrant.c: Remove xfail.
1039 (thread): Pass x to pure().
1040 From Patrik Marlier <patrick.marlier@gmail.com>.
1041
1042 2011-12-24 Torvald Riegel <triegel@redhat.com>
1043
1044 * beginend.cc (GTM::gtm_thread::trycommit): Don't enforce
1045 privatization safety if already in serial mode.
1046
1047 2011-12-24 Torvald Riegel <triegel@redhat.com>
1048
1049 * beginend.cc (GTM::gtm_thread::restart): Add and handle
1050 finish_serial_upgrade parameter.
1051 * libitm.h (GTM::gtm_thread::restart): Adapt declaration.
1052 * config/linux/rwlock.cc (GTM::gtm_rwlock::write_lock_generic):
1053 Don't unset reader flag.
1054 (GTM::gtm_rwlock::write_upgrade_finish): New.
1055 * config/posix/rwlock.cc: Same.
1056 * config/linux/rwlock.h (GTM::gtm_rwlock::write_upgrade_finish):
1057 Declare.
1058 * config/posix/rwlock.h: Same.
1059 * method-serial.cc (GTM::gtm_thread::serialirr_mode): Unset reader
1060 flag after commit or after rollback when restarting.
1061
1062 2011-12-24 Torvald Riegel <triegel@redhat.com>
1063
1064 * beginend.cc (GTM::gtm_thread::begin_transaction): Add comment.
1065 (GTM::gtm_thread::try_commit): Changed memory order.
1066 * config/linux/alpha/futex_bits.h (sys_futex0): Take atomic int
1067 as parameter.
1068 * config/linux/x86/futex_bits.h (sys_futex0): Same.
1069 * config/linux/sh/futex_bits.h (sys_futex0): Same.
1070 * config/linux/futex_bits.h (sys_futex0): Same.
1071 * config/linux/futex.cc (futex_wait, futex_wake): Same.
1072 * config/linux/futex.h (futex_wait, futex_wake): Same.
1073 * config/linux/rwlock.h (gtm_rwlock::writers,
1074 gtm_rwlock::writer_readers, gtm_rwlock::readers): Change to atomic
1075 ints.
1076 * config/linux/rwlock.cc (gtm_rwlock::read_lock,
1077 gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock,
1078 gtm_rwlock::write_unlock): Fix memory orders and fences.
1079 * config/posix/rwlock.cc (gtm_rwlock::read_lock,
1080 gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock,
1081 gtm_rwlock::write_unlock): Same.
1082 * config/linux/rwlock.h (gtm_rwlock::summary): Change to atomic int.
1083 * method-gl.cc (gl_mg::init, gl_wt_dispatch::memtransfer_static,
1084 gl_wt_dispatch::memset_static, gl_wt_dispatch::begin_or_restart):
1085 Add comments.
1086 (gl_wt_dispatch::pre_write, gl_wt_dispatch::validate,
1087 gl_wt_dispatch::load, gl_wt_dispatch::store,
1088 gl_wt_dispatch::try_commit, gl_wt_dispatch::rollback): Fix memory
1089 orders and fences. Add comments.
1090
1091 2011-12-21 Jakub Jelinek <jakub@redhat.com>
1092
1093 * Makefile.am (AM_CXXFLAGS): Put $(XCFLAGS) first.
1094 * Makefile.in: Regenerated.
1095
1096 2011-12-17 Kaz Kojima <kkojima@gcc.gnu.org>
1097
1098 * configure.tgt: Add sh* case.
1099 * config/sh/target.h: New file.
1100 * config/sh/sjlj.S: New file.
1101 * config/linux/sh/futex_bits.h: New file.
1102
1103 2011-12-14 Richard Henderson <rth@redhat.com>
1104
1105 * config/arm/hwcap.h, config/arm/hwcap.cc: New files.
1106 * config/arm/sjlj.S, config/arm/target.h: New files.
1107 * config/generic/asmcfi.h (cfi_adjust_cfa_offset): New.
1108 (cfi_rel_offset): New.
1109 * config/linux/futex_bits.h: New file.
1110 * config/linux/futex.cc: Include futex_bits.h here...
1111 * config/linux/futex.h: ... not here.
1112 * Makefile.am (libitm_la_SOURCES) <ARCH_ARM>: Add hwcap.cc.
1113 * configure.ac (ARCH_AM): New conditional.
1114 * Makefile.in, configure: Rebuild.
1115 * configure.tgt: Handle ARM.
1116
1117 2011-12-13 Richard Henderson <rth@redhat.com>
1118
1119 * config/posix/rwlock.cc (gtm_rwlock::write_lock_generic): Fix
1120 signed/unsigned comparison werror.
1121
1122 * local_atomic: New file.
1123 * libitm_i.h: Include it.
1124 (gtm_thread::shared_state): Use atomic template.
1125 * beginend.cc (GTM::gtm_clock): Use atomic template.
1126 (global_tid): Use atomic template if 64-bit atomics available.
1127 (gtm_thread::gtm_thread): Update shared_state access.
1128 (gtm_thread::trycommit): Likewise.
1129 (choose_code_path): Update global_tid access.
1130 * method-gl.cc (gl_mg::orec): Use atomic template. Update all users.
1131 * stmlock.h (GTM::gtm_clock): Use atomic template.
1132 (gtm_get_clock, gtm_inc_clock): Update accesses.
1133 * config/linux/rwlock.cc (gtm_rwlock::read_lock): Remove
1134 redundant __sync_synchronize after atomic shared_state access.
1135 * config/posix/rwlock.cc (gtm_rwlock::read_lock): Likewise.
1136 (gtm_rwlock::write_lock_generic): Likewise.
1137 (gtm_rwlock::read_unlock): Likewise.
1138 * config/alpha/target.h (atomic_read_barrier): Remove.
1139 (atomic_write_barrier): Remove.
1140 * config/x86/target.h (atomic_read_barrier): Remove.
1141 (atomic_write_barrier): Remove.
1142
1143 2011-11-30 Richard Henderson <rth@redhat.com>
1144
1145 * libitm_i.h (GTM_longjmp): Swap first and second arguments.
1146 * beginend.c (_ITM_abortTransaction): Update to match.
1147 (GTM::gtm_thread::restart): Likewise.
1148 * config/alpha/sjlj.S (GTM_longjmp): Likewise.
1149 * config/x86/sjlj.S (GTM_longjmp): Likewise.
1150
1151 2011-11-23 Iain Sandoe <iains@gcc.gnu.org>
1152
1153 * Makefile.am (libitm_la_LDFLAGS): Remove "-no-undefined".
1154 * Makefile.in: Regenerate.
1155
1156 2011-11-22 Iain Sandoe <iains@gcc.gnu.org>
1157
1158 * configure.ac: Use GCC_CHECK_ELF_STYLE_WEAKREF.
1159 * alloc_cpp.cc: Generate dummy functions if we don't
1160 HAVE_ELF_STYLE_WEAKREF.
1161 * eh_cpp.cc: Likewise.
1162 * configure: Regenerate.
1163 * aclocal.m4: Likewise.
1164 * config.h.in: Likewise.
1165 * Makefile.in: Likewise.
1166 * testsuite/Makefile.in: Likewise.
1167
1168 2011-11-22 Iain Sandoe <iains@gcc.gnu.org>
1169
1170 * config/x86/sjlj.S (CONCAT1, CONCAT2, SYM): Respond to
1171 __USER_LABEL_PREFIX__ for targets that use it.
1172 (TYPE, SIZE, HIDDEN): New macros to assist on non-elf targets.
1173 (_ITM_beginTransaction): Use SYM, TYPE, SIZE macros to assist
1174 in portability to non-elf targets.
1175 (GTM_longjmp): Likewise.
1176 * libitm_i.h (begin_transaction): Apply __USER_LABEL_PREFIX__
1177 where required.
1178
1179 2011-11-22 Iain Sandoe <iains@gcc.gnu.org>
1180
1181 * testsuite/libitm.c/memcpy-1.c: Allow for MAP_ANON spelling.
1182 * testsuite/libitm.c/memset-1.c: Likewise.
1183
1184 2011-11-21 Andreas Tobler <andreast@fgznet.ch>
1185
1186 * configure: Regenerate.
1187
1188 2011-11-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1189
1190 * acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Handle gold.
1191 (LIBITM_ENABLE_SYMVERS): Handle sun style.
1192 * Makefile.am: Handle sun style versioning.
1193 (libitm_la_LINK): Add $(libitm_la_LDFLAGS).
1194 * configure: Regenerate.
1195 * Makefile.in: Regenerate.
1196
1197 2011-11-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1198
1199 * config/generic/asmcfi.h: Fix comment.
1200 * config/x86/sjlj.S (_ITM_beginTransaction): Provide ELF PIC code
1201 sequence without .hidden support, error for non-ELF targets.
1202 (GTM_longjmp) [__ELF__]: Only use .hidden if
1203 HAVE_ATTRIBUTE_VISIBILITY.
1204
1205 2011-11-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1206
1207 * alloc_cpp.cc [__osf__] (_ZnwX, _ZdlPv, _ZnaX, _ZdaPv,
1208 _ZnwXRKSt9nothrow_t, _ZdlPvRKSt9nothrow_t, _ZdaPvRKSt9nothrow_t):
1209 Dummy functions.
1210 * eh_cpp.cc [__osf__] (__cxa_allocate_exception, __cxa_throw,
1211 __cxa_begin_catch, __cxa_end_catch, __cxa_tm_cleanup): Likewise.
1212
1213 2011-11-16 Uros Bizjak <ubizjak@gmail.com>
1214
1215 PR bootstrap/51098
1216 * acinclude.m4 (LIBITM_CHECK_AS_AVX): Fix target selector.
1217 * configure: Regenerate.
1218
1219 2011-11-14 H.J. Lu <hongjiu.lu@intel.com>
1220
1221 * testsuite/lib/libitm.exp: Check ia32 instead of ilp32.
1222
1223 2011-11-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1224
1225 * config/alpha/sjlj.S (_ITM_beginTransaction) [!__ELF__]: Don't use
1226 .hidden.
1227 (.note.GNU-stack): Only use if __linux__.
1228 * alloc_cpp.cc [!__osf__] (_ZnaXRKSt9nothrow_t): Dummy function.
1229 * testsuite/libitm.c/notx.c: Use dg-options "-pthread".
1230 * testsuite/libitm.c/reentrant.c: Likewise.
1231 * testsuite/libitm.c/simple-2.c: Likewise.
1232 * testsuite/libitm.c/txrelease.c: Likewise.
1233 * testsuite/libitm.c++/static_ctor.C: Likewise.
1234
1235 2011-11-10 Richard Henderson <rth@redhat.com>
1236
1237 * config/x86/x86_avx.cc: Remove #undef __AVX__ hack. Tidy comments.
1238 * Makefile.am (x86_avx.lo): Only add -mavx if ARCH_X86_AVX.
1239 * configure.ac (ARCH_X86_AVX): New conditional.
1240 * Makefile.in, configure: Rebuild.
1241
1242 2011-11-09 Richard Henderson <rth@redhat.com>
1243
1244 * acinclude.m4 (LIBITM_CHECK_AS_AVX): New.
1245 * configure.ac: Use it.
1246 * config.h.in, configure: Rebuild.
1247 * config/x86/x86_avx.cc: Handle !HAVE_AS_AVX.
1248
1249 2011-11-09 Richard Henderson <rth@redhat.com>
1250
1251 * barrier.tpl, memcpy.cc, memset.cc, method-wbetl.cc: Remove file.
1252 * config/alpha/unaligned.h: Remove file.
1253 * config/generic/unaligned.h: Remove file.
1254 * config/x86/unaligned.h: Remove file.
1255 * config/generic/cachepage.h: Remove file.
1256 * config/posix/cachepage.cc: Remove file.
1257 * config/generic/cacheline.cc: Remove file.
1258 * config/x86/cacheline.cc: Remove file.
1259 * config/generic/cacheline.h (gtm_cacheline): Remove the
1260 store_mask, copy_mask, copy_mask_wb methods.
1261 * config/x86/cacheline.h: Likewise.
1262 * config/alpha/cacheline.h: Fall back to generic after setting size.
1263 * config/generic/tls.cc (gtm_mask_stack): Remove.
1264 * config/x86/x86_avx.cc (GTM_vpperm_shift): Remove.
1265 (GTM_vpalignr_table): Remove.
1266 * config/x86/x86_sse.cc (GTM_palignr_table): Remove.
1267 (GTM_pshift_table): Remove.
1268 * config/libitm_i.h: Don't include cachepage.h.
1269 * Makefile.am (libitm_la_SOURCES): Remove cacheline.cc, cachepage.cc
1270 * Makefile.in, testsuite/Makefile.in: Rebuild.
1271
1272 2011-11-09 Richard Henderson <rth@redhat.com>
1273
1274 * config/x86/cacheline.h (gtm_cacheline::store_mask): Use .byte
1275 to emit branch prediction hint.
1276
1277 * config/x86/sjlj.S: Protect elf directives with __ELF__.
1278 Protect .note.GNU-stack with __linux__.
1279
1280 * configure.ac (GCC_AS_CFI_PSEUDO_OP): Test it.
1281 * configure, aclocal.m4, config.h.in: Rebuild.
1282 * config/generic/asmcfi.h: New file.
1283 * config/x86/sjlj.S: Use it.
1284
1285 2011-11-08 Richard Henderson <rth@redhat.com>
1286
1287 * local.cc (_ITM_LB): Use a normal call, not a function alias.
1288
1289 2011-11-08 Richard Henderson <rth@redhat.com>
1290
1291 * configure.tgt: Test correct directory for supported cpus.
1292
1293 * configure.ac: Exit if unsupported.
1294 * configure: Rebuild.
1295 * configure.tgt: Delete boilerplate from libgomp for unsupported
1296 targets. Set UNSUPPORTED for unsupported targets.
1297
1298 2011-11-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1299
1300 * configure.tgt: Handle i386 like i[456]86.
1301 * config/generic/tls.h [!HAVE_ARCH_GTM_THREAD] (gtm_thr): Don't
1302 take address.
1303 * config/generic/tls.cc [!HAVE_ARCH_GTM_THREAD ||
1304 !HAVE_ARCH_GTM_THREAD_DISP] (_gtm_thr_tls): New variable.
1305
1306 2011-11-05 Aldy Hernandez <aldyh@redhat.com>
1307
1308 * method-wbetl.cc: Update copyright notice.
1309 * aatree.cc: Same.
1310 * util.cc: Same.
1311 * libitm.h: Same.
1312 * memset.cc: Same.
1313 * eh_cpp.cc: Same.
1314 * barrier.tpl: Same.
1315 * useraction.cc: Same.
1316 * stmlock.h: Same.
1317 * memcpy.cc: Same.
1318 * common.h: Same.
1319 * config/generic/tls.cc: Same.
1320 * config/generic/cacheline.h: Same.
1321 * config/generic/cachepage.h: Same.
1322 * config/generic/cacheline.cc: Same.
1323 * config/generic/unaligned.h: Same.
1324 * config/x86/cacheline.h: Same.
1325 * config/x86/cacheline.cc: Same.
1326 * config/x86/unaligned.h: Same.
1327 * config/alpha/cacheline.h: Same.
1328 * config/alpha/unaligned.h: Same.
1329 * config/alpha/sjlj.S: Same.
1330 * config/posix/cachepage.cc: Same.
1331 * config/linux/futex.h: Same.
1332 * config/linux/alpha/futex_bits.h: Same.
1333
1334 2011-11-04 Torvald Riegel <triegel@redhat.com>
1335
1336 * libitm.texi: No cover text and invariant sections.
1337
1338 2011-11-03 Richard Henderson <rth@redhat.com>
1339
1340 * local_type_traits: New file.
1341 * libitm_i.h: Use it. Use C headers, not C++ wrappers.
1342
1343 2011-11-03 Richard Henderson <rth@redhat.com>
1344
1345 * configure.ac: Don't test for gfortran.
1346 * configure: Rebuild.
1347
1348 * testsuite/lib/libitm.exp: Don't include gfortran-dg.exp.
1349 * testsuite/libitm.c++/c++.exp: Don't use gfortran-dg-runtest.
1350
1351 2011-11-03 Aldy Hernandez <aldyh@redhat.com>
1352
1353 * testsuite/libitm.c/memcpy-1.c: Add copyright notice.
1354 * testsuite/libitm.c/memset-1.c: Same.
1355 * testsuite/libitm.c/c.exp: Same.
1356 * testsuite/lib/libitm-dg.exp: Same.
1357 * testsuite/lib/libitm.exp: Same.
1358 * testsuite/libitm.c++/c++.exp: Same.
1359
1360 2011-11-03 Aldy Hernandez <aldyh@redhat.com>
1361
1362 * testsuite/config/default.exp: Update copyright date.
1363 * configure.ac: Add copyright info.
1364 * configure.tgt: Same.
1365
1366 2011-11-03 Aldy Hernandez <aldyh@redhat.com>
1367
1368 * testsuite/libitm.c/reentrant.c: XFAIL.
1369 * testsuite/libitm.c++/static_ctor.C: XFAIL.
1370
1371 2011-10-29 Torvald Riegel <triegel@redhat.com>
1372
1373 * beginend.cc (GTM::gtm_thread::rollback): Add aborting flag and
1374 handle aborts.
1375 (_ITM_abortTransaction): Handle aborts of outer transactions.
1376 * libitm_i.h: Same.
1377 * eh_cpp.cc (GTM::gtm_thread::revert_cpp_exceptions): Fix assertion.
1378 * libitm.texi: Document aborts of outer transactions.
1379 * testsuite/libitm.c/cancel.c: New file.
1380
1381 2011-10-19 Torvald Riegel <triegel@redhat.com>
1382
1383 * testsuite/*: Change __transaction to __transaction_atomic or
1384 __transaction_relaxed.
1385
1386 2011-10-19 Torvald Riegel <triegel@redhat.com>
1387
1388 * config/linux/x86/tls.h (abi_disp): Make TLS slot read volatile.
1389 (gtm_thr): Same.
1390
1391 2011-10-19 Torvald Riegel <triegel@redhat.com>
1392
1393 * libitm_i.h: Add gl_wt dispatch.
1394 * retry.cc (parse_default_method): Same.
1395 * method-gl.cc: New file.
1396 * Makefile.am: Use method-gl.cc.
1397 * Makefile.in: Rebuild.
1398
1399 2011-10-19 Torvald Riegel <triegel@redhat.com>
1400
1401 * beginend.cc (GTM::gtm_thread::trycommit): Ensure privatization
1402 safety if requested by a TM method.
1403 * dispatch.h (GTM::abi_dispatch::trycommit): Add parameter for
1404 privatization safety.
1405 * method-serial.cc: Same.
1406
1407 2011-10-19 Torvald Riegel <triegel@redhat.com>
1408
1409 * libitm_i.h: Renamed gtm_local_undo to gtm_undolog_entry.
1410 (GTM::gtm_thread): Renamed local_undo to undolog. Renamed
1411 undolog-related member functions from *_local to *_undolog.
1412 * local.cc (gtm_thread::commit_undolog): Same.
1413 * beginend.cc (GTM::gtm_thread::trycommit): Same.
1414 (GTM::gtm_thread::rollback): Roll back undolog before
1415 dispatch-specific rollback.
1416
1417 2011-10-19 Torvald Riegel <triegel@redhat.com>
1418
1419 * retry.cc (GTM::gtm_thread::decide_retry_strategy): Handle
1420 re-initialization of the current method group.
1421 * libitm_i.h (GTM::gtm_restart_reason): Add restart reason for this.
1422
1423 2011-10-19 Torvald Riegel <triegel@redhat.com>
1424
1425 * alloc.cc (commit_allocations_2): Do not free transaction-local
1426 memory when committing a nested transaction.
1427
1428 2011-10-19 Torvald Riegel <triegel@redhat.com>
1429
1430 * method-serial.cc (GTM::gtm_thread::serialirr_mode): Fixed: Use
1431 serial-irrevocable dispatch, not serial.
1432
1433 2011-10-19 Torvald Riegel <triegel@redhat.com>
1434
1435 * libitm_i.h (GTM::gtm_restart_reason): Re-arrange and clean up
1436 declarations.
1437 * dispatch.h (GTM::abi_dispatch::begin_or_restart): New.
1438 * method-serial.cc: Implement begin_or_restart().
1439 * beginend.cc (GTM::gtm_thread::begin_transaction): Call
1440 dispatch-specific begin_or_restart().
1441 (GTM::gtm_thread::restart): Same.
1442
1443 2011-08-23 Torvald Riegel <triegel@redhat.com>
1444
1445 * retry.cc (GTM::gtm_thread::decide_retry_strategy): Cleanup. Fix
1446 restarting without switching to serial mode.
1447 (GTM::gtm_thread::decide_begin_dispatch): Let the caller set the
1448 transaction state. Choose closed-nesting alternative if available.
1449 (GTM::gtm_thread::set_default_dispatch): New.
1450 (parse_default_method): New.
1451 (GTM::gtm_thread::number_of_threads_changed): New.
1452 * method-serial.cc (GTM::serial_mg): New method group class.
1453 (GTM::serialirr_dispatch): Belongs to serial_mg. Remove reinit and
1454 fini.
1455 (GTM::serial_dispatch): Same.
1456 (GTM::serialirr_onwrite_dispatch): Same.
1457 (GTM::gtm_thread::serialirr_mode): Remove calls to fini.
1458 * beginend.cc (GTM::gtm_thread::~gtm_thread): Maintain number of
1459 registered threads.
1460 (GTM::gtm_thread::gtm_thread): Same.
1461 (_ITM_abortTransaction): Remove calls to abi_dispatch::fini().
1462 (GTM::gtm_thread::trycommit): Same. Reset number of restarts.
1463 (GTM::gtm_thread::begin_transaction): Let decide_begin_dispatch()
1464 choose dispatch but set state according to dispatch here.
1465 * dispatch.h (GTM::abi_dispatch::fini): Move to method group.
1466 (GTM::method_group): New class.
1467 (GTM::abi_dispatch): Add comments. Maintain pointer to method_group.
1468 * libitm_i.h (GTM::gtm_thread): Add declarations for new members.
1469 * libitm.texi: Document TM methods, method groups, method life cycle.
1470 Rename method sets to method groups.
1471
1472 2011-08-23 Torvald Riegel <triegel@redhat.com>
1473
1474 * config/x86/tls.h: Moved to ...
1475 * config/linux/x86/tls.h: ... here.
1476
1477 2011-08-23 Torvald Riegel <triegel@redhat.com>
1478
1479 * config/x86/tls.h: Use __x86_64__ instead of __LP64__.
1480 Add X32 support.
1481 * config/x86/sjlj.S: Same.
1482
1483 2011-08-19 Torvald Riegel <triegel@redhat.com>
1484
1485 * config/linux/rwlock.h: New file.
1486 * config/linux/rwlock.c: New file.
1487 * configure.ac: Reenable futex support (undo SVN rev 157758).
1488 * Makefile.am: Same.
1489 * configure.tgt: Same.
1490 * config/linux/alpha/futex_bits.h: Same.
1491 * config/linux/futex.h: Same. Return number of woken processes.
1492 * config/linux/futex.cc: Same.
1493 (futex_wait): Remove spinning.
1494 * config/linux/x86/futex_bits.h: Same. Set futex timeout to zero.
1495 Use __x86_64__ instead of __LP64__.
1496 * aclocal.m4: Include generic futex checks.
1497 * configure: Rebuild.
1498 * Makefile.in: Rebuild.
1499 * testsuite/Makefile.in: Rebuild.
1500 * beginend.cc: Include pthread.h.
1501 * config/posix/cachepage.cc: Same.
1502
1503 2011-08-12 Torvald Riegel <triegel@redhat.com>
1504
1505 * config/x86/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
1506 (abi_disp, set_abi_disp): Move to tx's TLS slot.
1507 (set_gtm_thr): New.
1508 * config/generic/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
1509 (set_gtm_thr): New.
1510 (GTM::gtm_thread::thread_num): Removed.
1511 (GTM::gtm_thread): Renamed to GTM::gtm_thread_tls.
1512 * libitm_i.h (GTM::gtm_transaction): Renamed to GTM::gtm_thread. More
1513 tx-to-thread renaming.
1514 * beginend.cc: Adapted to tx-to-thread renaming.
1515 (GTM::gtm_thread::~gtm_thread): Extracted from thread_exit_handler().
1516 (GTM::gtm_thread::gtm_thread): Extracted from begin_transaction().
1517 * query.cc (_ITM_getTransactionId, _ITM_inTransaction): Renamed
1518 gtm_transaction to gtm_thread.
1519 (_ITM_getThreadnum): Removed. Not supported anymore.
1520 * testsuite/libitm.c/notx.c (main): Removed _ITM_getThreadnum call.
1521 * libitm.texi: Documented that _ITM_getThreadnum is not supported.
1522 * useraction.cc: Renamed gtm_transaction to gtm_thread. Adapted to
1523 gtm_tx-to-gtm_thr renaming if necessary.
1524 * eh_cpp.cc: Same.
1525 * local.cc: Same.
1526 * retry.cc: Same.
1527 * clone.cc: Same.
1528 * alloc.cc: Same.
1529 * alloc_c.cc: Same.
1530 * alloc_cpp.cc: Same.
1531 * method-serial.cc: Same.
1532 * config/generic/tls.cc: Same.
1533 * config/posix/rwlock.h (gtm_rwlock): Same.
1534 * config/posix/rwlock.cc: Same. Adapted to more tx-to-thread renaming.
1535
1536 2011-08-12 Torvald Riegel <triegel@redhat.com>
1537
1538 * config/posix/rwlock.cc (gtm_rwlock::read_lock): Changed locking
1539 implementation.
1540 (gtm_rwlock::read_unlock): Same.
1541 (gtm_rwlock::write_lock_generic): New. Generalized from ...
1542 (gtm_rwlock::write_lock, gtm_rwlock::write_upgrade): ... these.
1543 * libitm_i.h (GTM::gtm_transaction): Added shared_state.
1544 * config/posix/rwlock.h (GTM::gtm_rwlock): Removed a_reader and
1545 w_upgrade. Replaced by per-transaction flags (in shared_state).
1546 Added c_confirmed_writers.
1547 (GTM::gtm_rwlock::read_lock, GTM::gtm_rwlock::read_unlock,
1548 GTM::gtm_rwlock::write_upgrade): Add tx parameter.
1549 * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
1550 * method-serial.cc (GTM::gtm_transaction::serialirr_mode): Same.
1551 * beginend.cc (GTM::gtm_transaction::begin_transaction,
1552 _ITM_abortTransaction, GTM::gtm_transaction::trycommit): Same.
1553 * libitm.texi: Document locking conventions and implementations in
1554 libitm.
1555
1556 2011-08-12 Torvald Riegel <triegel@redhat.com>
1557
1558 * libitm_i.h (next_tx): Add list of all threads' transaction.
1559 * beginend.cc (GTM::gtm_transaction::begin_transaction): Register
1560 transaction with list of transactions and ...
1561 (thread_exit_handler): ... deregister here.
1562 * config/alpha/target.h: Add HW_CACHELINE_SIZE setting.
1563 * config/x86/target.h: Same.
1564
1565 2011-08-12 Torvald Riegel <triegel@redhat.com>
1566
1567 * testsuite/libitm.c++/static_ctor.C: New file.
1568
1569 2011-08-12 Torvald Riegel <triegel@redhat.com>
1570
1571 * testsuite/libitm.c/reentrant.c: New file.
1572
1573 2011-08-12 Torvald Riegel <triegel@redhat.com>
1574
1575 * config/generic/tls.h: Remove the free list for transactions and ...
1576 * beginend.cc (GTM::gtm_transaction::operator new): ... allocate ...
1577 (GTM::gtm_transaction::operator delete): ... and release here.
1578 (thread_exit_handler): New. Delete tx when thread terminates.
1579 (thread_exit_init): New.
1580 (GTM::gtm_transaction::begin_transaction): Set up on-exit handler.
1581 * testsuite/libitm.c/txrelease.c: New file.
1582
1583 2011-08-12 Torvald Riegel <triegel@redhat.com>
1584
1585 * query.cc (_ITM_getThreadnum): Set up gtm_thread if necessary.
1586 * testsuite/libitm.c/notx.c: New file.
1587
1588 2011-08-12 Torvald Riegel <triegel@redhat.com>
1589
1590 * config/generic/tls.h (gtm_thread): Move local_tid from here ...
1591 * libitm_i.h (local_tid): ... to here.
1592 * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
1593 (GTM::gtm_transaction::operator new): Set up gtm_thread if necessary.
1594
1595 2011-08-12 Torvald Riegel <triegel@redhat.com>
1596
1597 * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Use
1598 serialirr_onwrite_dispatch as new default for now.
1599 * method-serial.cc (serialirr_onwrite_dispatch): New.
1600 (GTM::dispatch_serialirr_onwrite): New.
1601 * libitm_i.h: Same.
1602
1603 2011-08-12 Torvald Riegel <triegel@redhat.com>
1604
1605 * beginend.cc (GTM::gtm_transaction::rollback): Roll back tx id as well.
1606 * query.cc (_ITM_getTransactionId): There is no active transaction if
1607 the current nesting level is zero.
1608
1609 2011-07-28 Torvald Riegel <triegel@redhat.com>
1610
1611 * beginend.cc (GTM::gtm_transaction::rollback): Fix nesting level
1612 rollback.
1613
1614 2011-07-28 Torvald Riegel <triegel@redhat.com>
1615
1616 * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Get
1617 transaction properties from the caller instead of from the
1618 transaction object.
1619 * libitm_i.h: Same.
1620 * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
1621
1622 2011-07-28 Torvald Riegel <triegel@redhat.com>
1623
1624 * local.cc (gtm_transaction::rollback_local): Support closed nesting.
1625 * eh_cpp.cc (GTM::gtm_transaction::revert_cpp_exceptions): Same.
1626 * dispatch.h: Same.
1627 * method-serial.cc: Same.
1628 * beginend.cc (GTM::gtm_transaction::begin_transaction): Change to
1629 flat nesting as default, and closed nesting on demand.
1630 (GTM::gtm_transaction::rollback): Same.
1631 (_ITM_abortTransaction): Same.
1632 (GTM::gtm_transaction::restart): Same.
1633 (GTM::gtm_transaction::trycommit): Same.
1634 (GTM::gtm_transaction::trycommit_and_finalize): Removed.
1635 (choose_code_path): New.
1636 (GTM::gtm_transaction_cp::save): New.
1637 (GTM::gtm_transaction_cp::commit): New.
1638 * query.cc (_ITM_inTransaction): Support flat nesting.
1639 * libitm_i.h (GTM::gtm_transaction_cp): New helper struct for nesting.
1640 (GTM::gtm_transaction): Support flat and closed nesting.
1641 * alloc.cc (commit_allocations_2): New.
1642 (commit_cb_data): New helper struct.
1643 (GTM::gtm_transaction::commit_allocations): Handle nested
1644 commits/rollbacks.
1645 * libitm.texi: Update user action section, add description of nesting.
1646
1647 2011-07-28 Torvald Riegel <triegel@redhat.com>
1648
1649 * libitm_i.h: Add closed nesting as restart reason.
1650 * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
1651
1652 2011-07-28 Torvald Riegel <triegel@redhat.com>
1653
1654 * useraction.cc: Use vector instead of list to store actions.
1655 Also support partial rollbacks for closed nesting.
1656 * libitm_i.h (GTM::gtm_transaction::user_action): Same.
1657 * beginend.cc: Same.
1658
1659 2011-07-28 Torvald Riegel <triegel@redhat.com>
1660
1661 * dispatch.h (GTM::abi_dispatch): Add can_run_uninstrumented_code and
1662 closed_nesting flags, as well as a closed nesting alternative.
1663 * method-serial.cc: Same.
1664 (serial_dispatch): Renamed to serialirr_dispatch.
1665 (GTM::dispatch_serialirr): Same.
1666 (serial_dispatch_ul): Renamed to serial_dispatch.
1667 (GTM::dispatch_serial): Same.
1668
1669 2011-07-28 Torvald Riegel <triegel@redhat.com>
1670
1671 * libitm.h (_ITM_codeProperties): Change pr_hasElse to the ABI's value.
1672
1673 2011-07-28 Torvald Riegel <triegel@redhat.com>
1674
1675 * aatree.h (aa_tree::remove): New.
1676 (aa_tree::operator new): Add placement new.
1677
1678 2011-07-02 Torvald Riegel <triegel@redhat.com>
1679
1680 * containers.h: New file.
1681 * util.cc (xmalloc, xrealloc): Accept cacheline-alloc flag.
1682 * libitm_i.h (xmalloc, xrealloc): Moved declarations from here ...
1683 * common.h: ... to here.
1684 (local_undo): Use GTM::vector for gtm_transaction::local_undo.
1685 * local.cc: Same.
1686
1687 2011-06-30 Torvald Riegel <triegel@redhat.com>
1688
1689 * libitm_i.h (STATE_ABORTING): Remove.
1690 * beginend.cc (_ITM_abortTransaction): Same.
1691 (GTM::gtm_transaction::trycommit_and_finalize): Same.
1692 * libitm.h (_ITM_registerThrownObject, _ITM_tryCommitTransaction): Remove.
1693 (_ITM_rollbackTransaction): Remove.
1694 * beginend.cc: Same.
1695 * libitm.map: Same.
1696 * libitm.texi: Document these ABI changes.
1697
1698 2011-06-30 Torvald Riegel <triegel@redhat.com>
1699
1700 * libitm.texi: New file.
1701 * Makefile.am: Add libitm.texi.
1702 * Makefile.in: Rebuild.
1703
1704 2011-06-30 Torvald Riegel <triegel@redhat.com>
1705
1706 * libitm_i.h: Move parts to common.h and dispatch.h.
1707 * common.h: New file.
1708 * dispatch.h: New file, new dispatch class.
1709 Rename GTM::abi_dispatch::lock_type to ls_modifier.
1710 RenameGTM::abi_dispatch::NOLOCK to NONTXNAL.
1711 * beginend.cc (GTM::gtm_transaction::begin_transaction): Delegate mode
1712 decision to retry.cc.
1713 * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Use serial mode
1714 only.
1715 (GTM::gtm_transaction::decide_begin_dispatch): Same.
1716 * method-serial.cc: Adapt to new dispatch. Add serial mode with undo
1717 logging.
1718 * barrier.cc: Use new barriers definitions.
1719 (abi_dispatch::memmove_overlap_check): New.
1720 * config/x86/x86_sse.cc: Same.
1721 * config/x86/x86_avx.cc: Same.
1722 * Makefile.am: Don't build readonly and wbetl methods, memset.cc and
1723 memcpy.cc.
1724 * Makefile.in: Rebuild.
1725 * method-readonly.cc: Remove.
1726 * method-wbetl.cc: Rename GTM::abi_dispatch::lock_type to ls_modifier.
1727 Rename GTM::abi_dispatch::NOLOCK to NONTXNAL.
1728
1729 2011-06-30 Torvald Riegel <triegel@redhat.com>
1730
1731 * alloc_c.cc (_ITM_dropReferences): Don't support it anymore.
1732 * testsuite/libitm.c++/dropref.C: _ITM_dropReferences is expected to fail.
1733 * testsuite/libitm.c/dropref-2.c: Same.
1734 * testsuite/libitm.c/dropref.c: Same.
1735
1736 2011-06-30 Torvald Riegel <triegel@redhat.com>
1737
1738 * config/generic/tls.h (gtm_disp): Rename to abi_disp.
1739 * config/generic/tls.h (set_gtm_disp): Rename to set_abi_disp.
1740 * libitm_i.h: Rename gtm_dispatch to abi_dispatch.
1741 * alloc_c.cc: Same.
1742 * barrier.tpl: Same.
1743 * beginend.c: Same.
1744 * config/generic/tls.h: Same.
1745 * config/x86/tls.h: Same.
1746 * libitm_i.h: Same.
1747 * memcpy.cc: Same.
1748 * memset.cc: Same.
1749 * method-readonly.cc: Same.
1750 * method-serial.cc: Same.
1751 * method-wbetl.cc: Same.
1752 * retry.cc: Same.
1753
1754 2011-03-03 Richard Henderson <rth@redhat.com>
1755
1756 * config/posix/rwlock.cc (write_upgrade): Add missing case.
1757 From Patrik Marlier <patrick.marlier@unine.ch>.
1758
1759 2011-02-03 Richard Henderson <rth@redhat.com>
1760
1761 * acinclude.m4 (LIBITM_CHECK_SIZE_T_MANGLING): New.
1762 * configure.ac: Use it.
1763 * configure, config.h.in: Rebuild.
1764 * alloc_cpp.cc (_ZnwX): Use MANGLE_SIZE_T in constructing the name.
1765 (_ZnaX, _ZnwXRKSt9nothrow_t, _ZnaXRKSt9nothrow_t, _ZGTtnwX,
1766 _ZGTtnaX, _ZGTtnwXRKSt9nothrow_t, _ZGTtnaXRKSt9nothrow_t): Likewise.
1767 * libitm.map: Use wildcards to match size_t mangling.
1768
1769 2010-12-14 Richard Henderson <rth@redhat.com>
1770
1771 * beginend.cc (GTM::gtm_transaction::begin_transaction): Allocate
1772 blocks of TIDs per thread.
1773 * config/generic/tls.h (struct gtm_thread): Add local_tid member.
1774 (setup_gtm_thr): Return the thread structure.
1775 * config/x86/tls.h (setup_gtm_thr): Likewise.
1776
1777 2010-12-14 Richard Henderson <rth@redhat.com>
1778
1779 * clone.cc (table_lock): Remove.
1780 (find_clone): Don't take it.
1781 (ExcludeTransaction): New helper class.
1782 (_ITM_registerTMCloneTable): Use it.
1783 (_ITM_deregisterTMCloneTable): Likewise.
1784
1785 2010-12-14 Richard Henderson <rth@redhat.com>
1786
1787 * config/x86/tls.h: New file.
1788
1789 2010-07-15 Richard Henderson <rth@redhat.com>
1790
1791 * Makefile.am (AM_CXXFLAGS): Add -funwind-tables.
1792 * Makefile.in: Rebuild.
1793
1794 2010-07-13 Aldy Hernandez <aldyh@redhat.com>
1795
1796 * method-wbetl.cc (trydropreference): Fix source line.
1797
1798 2010-07-13 Aldy Hernandez <aldyh@redhat.com>
1799
1800 * libitm.h: Add comment.
1801 * libitm_i.h (begin_transaction): Add ITM_REGPARM.
1802
1803 2010-07-07 Aldy Hernandez <aldyh@redhat.com>
1804
1805 * configure.ac: Call LIBITM_CHECK_64BIT_SYNC_BUILTINS.
1806 * beginend.cc (begin_transaction): If 64-bit sync builtins are not
1807 available, use pthread mutexes.
1808 * acinclude.m4 (LIBITM_CHECK_64BIT_SYNC_BUILTINS): New.
1809 * config.h.in: Regenerate.
1810 * configure: Regenerate.
1811
1812 2010-07-06 Aldy Hernandez <aldyh@redhat.com>
1813
1814 * libitm.h (ITM_PURE): Define.
1815 Declare _ITM_malloc, _ITM_calloc, and _ITM_free.
1816
1817 2010-06-28 Aldy Hernandez <aldyh@redhat.com>
1818
1819 * method-wbetl.cc (class wbetl_dispatch): Add trydropreference.
1820 (validate): Add comment.
1821 (trydropreference): New.
1822 * method-readonly.cc (class readonly_dispatch): Add
1823 trydropreference.
1824 * alloc_c.cc (_ITM_dropReferences): Remove const attribute.
1825 Call trydropreference().
1826 * libitm.h (_ITM_dropReferences): Remove const attribute.
1827 * method-serial.cc (class serial_dispatch): Add trydropreference.
1828 * libitm_i.h (struct gtm_dispatch): Add trydropreference.
1829
1830 2010-06-28 Aldy Hernandez <aldyh@redhat.com>
1831
1832 * memcpy.cc (do_memcpy): Comment.
1833
1834 2010-06-25 Aldy Hernandez <aldyh@redhat.com>
1835
1836 * barrier.tpl: Add comments throughout.
1837
1838 2010-06-24 Aldy Hernandez <aldyh@redhat.com>
1839
1840 * method-wbetl.cc (struct w_entry): Add comments.
1841 (trycommit): Same.
1842 (rollback): Same.
1843
1844 2010-06-24 Aldy Hernandez <aldyh@redhat.com>
1845
1846 * alloc_c.cc (_ITM_dropReferences): New.
1847 * libitm.map (_ITM_dropReferences): Add.
1848 * libitm.h (_ITM_dropReferences): Add transaction_pure attribute.
1849 * libitm_i.h (struct gtm_transaction): Declare
1850 drop_references_allocations and drop_references_local.
1851 * local.cc (rollback_local): Ignore memory when applicable.
1852 (drop_references_local): New.
1853
1854 2010-06-23 Richard Henderson <rth@redhat.com>
1855
1856 * barrier.tpl, beginend.cc, clone.cc, tls.h, memcpy.cc,
1857 memset.cc, method-serial.cc: Revert the 2010-06-16 change.
1858 * config/x86/target.h (struct gtm_jmpbuf): Change CFA type to void*.
1859 * config/alpha/target.h: Likewise.
1860 * config/generic/tls.cc (gtm_mask_stack): Use it.
1861
1862 2010-06-23 Richard Henderson <rth@redhat.com>
1863
1864 * config/posix/cachepage.cc (gtm_cacheline_page::operator new): Use
1865 a mutex instead of trying a lock-free compare-and-swap on the list.
1866 (gtm_cacheline_page::operator delete): Likewise.
1867
1868 2010-06-16 Richard Henderson <rth@redhat.com>
1869
1870 * method-wbetl.cc (wbetl_dispatch::trycommit): Discard changes
1871 that overlap the libitm stack.
1872 * barrier.tpl: Mark incoming stack.
1873 * beginend.cc (_ITM_rollbackTransaction, _ITM_abortTransaction,
1874 _ITM_commitTransaction, _ITM_commitTransactionEH): Likewise.
1875 * clone.cc (_ITM_getTMCloneOrIrrevocable): Likewise.
1876 * memcpy.cc, memset.cc: Likewise.
1877 * method-serial.cc (_ITM_changeTransactionMode): Likewise.
1878 * config/generic/tls.h (gtm_thread): Add stack_top member.
1879 (gtm_stack_top, set_gtm_stack_top, struct gtm_stack_marker): New.
1880 * libitm_i.h (gtm_mask_stack): Declare.
1881 * config/generic/tls.cc: New file.
1882 * Makefile.am (libitm_la_SOURCES): Add it.
1883 (AM_CXXFLAGS): Turn off exceptions.
1884 * Makefile.in: Rebuild.
1885
1886 2010-06-16 Richard Henderson <rth@redhat.com>
1887
1888 * alloc.cc (struct gtm_alloc_action): Move definition ...
1889 * libitm_i.h: ... here.
1890 (class gtm_transaction): Declare new and delete.
1891 * beginend.cc (alloc_tx): Reformulate as operator new.
1892 (free_tx): Reformulate as operator delete.
1893 * config/generic/tls.h (gtm_thread): Change free_tx member to void *.
1894
1895 2010-06-11 Richard Henderson <rth@redhat.com>
1896
1897 * clone.cc (clone_entry_compare): Fix typo.
1898 From Patrik Marlier <patrick.marlier@unine.ch>.
1899
1900 2010-05-13 Richard Henderson <rth@redhat.com>
1901
1902 * alloc_c.cc (_ITM_malloc, _ITM_calloc, _ITM_free): Wrap functions
1903 in extern "C".
1904
1905 2010-05-07 Aldy Hernandez <aldyh@redhat.com>
1906
1907 * libitm_i.h (struct gtm_transaction): Remove
1908 get_allocation_size.
1909 (record_allocation): Remove size parameter.
1910 * libitm.map (_ITM_realloc): Remove.
1911 * alloc_c.cc (_ITM_realloc): Remove.
1912 (_ITM_malloc): Remove size argument to record_allocation.
1913 (_ITM_calloc): Same.
1914 * alloc_cpp.cc (_ZGTtnwm): Same.
1915 (_ZGTtnwmRKSt9nothrow_t): Same.
1916 (_ZGTtnam): Same.
1917 (_ZGTtnamRKSt9nothrow_t): Same.
1918 * alloc.cc (struct gtm_alloc_action): Remove size.
1919 (get_allocation_size): Remove.
1920 (commit_allocations): Add comment.
1921 (record_allocation): Remove size parameter.
1922 (forget_allocation): Remove set of size.
1923
1924 2010-04-19 Aldy Hernandez <aldyh@redhat.com>
1925
1926 * Makefile.am (abi_version): New.
1927 (AM_CXXFLAGS): Pass abi_version.
1928 * Makefile.in: Regenerate.
1929 * config/x86/unaligned.h: Remove always_inline kludge for vectors.
1930
1931 2010-04-06 Aldy Hernandez <aldyh@redhat.com>
1932
1933 * clone.cc (_ITM_getTMCloneOrIrrevocable): Rename from
1934 _ITM_getTMCloneOrIrrevokable.
1935 * libitm.h (_ITM_getTMCloneOrIrrevocable): Same.
1936 * libitm.map (_ITM_getTMCloneOrIrrevocable): Same.
1937
1938 2010-03-26 Aldy Hernandez <aldyh@redhat.com>
1939
1940 * configure.ac: Remove Linux futex support.
1941 * configure.tgt (config_path): Same.
1942 * Makefile.am: Same.
1943 * config/linux: Remove entire directory.
1944 * configure: Rebuild.
1945 * Makefile.in: Rebuild.
1946 * testsuite/Makefile.in: Rebuild.
1947
1948 2010-03-09 Aldy Hernandez <aldyh@redhat.com>
1949
1950 * retry.cc (decide_retry_strategy): Set state to STATE_SERIAL when
1951 switching to serial mode.
1952 * beginend.cc (trycommit_and_finalize): Unlock serial_lock.
1953
1954 2010-03-03 Aldy Hernandez <aldyh@redhat.com>
1955
1956 * configure.tgt: Add emacs -*- tags.
1957 * barrier.tpl: Same.
1958
1959 2010-02-23 Aldy Hernandez <aldyh@redhat.com>
1960
1961 * Makefile.am: Rename serial.cc to method-serial.cc.
1962 * Makefile.in: Regenerate with automake 1.11.1.
1963 * testsuite/Makefile.in: Same.
1964 * aclocal.m4: Regenerate with aclocal 1.11.1.
1965 * method-serial.cc: Rename from serial.cc.
1966 * libitm_i.h (struct gtm_transaction): Update comment on
1967 serialirr_mode.
1968
1969 2010-02-22 Aldy Hernandez <aldyh@redhat.com>
1970
1971 * libitm_i.h (GTM_longjmp): Add ITM_REGPARM.
1972 * config/linux/rwlock.h (class gtm_rwlock): Add comments.
1973
1974 2010-02-11 Aldy Hernandez <aldyh@redhat.com>
1975
1976 * configure: Rebuild.
1977
1978 2009-11-12 Richard Henderson <rth@redhat.com>
1979
1980 * Rewrite everything in C++.
1981
1982 2009-11-03 Richard Henderson <rth@redhat.com>
1983
1984 * config/x86/x86_sse.c, config/x86/x86_avx.c: New files.
1985 * Makefile.am (libitm_la_SOURCES): Add them.
1986 * configure.ac (ARCH_X86): New conditional.
1987 * Makefile.in, configure: Rebuild.
1988 * configure.tgt: Set up ARCH; do cflags setup at the same time.
1989 Move futex setup into "other system configury" case.
1990 * local.c (rollback_local): Merge into ...
1991 (GTM_rollback_local): ... here.
1992 (GTM_LB): Rename from GTM_alloc_local; do the memcpy here.
1993 (_ITM_LB): Define as an alias to GTM_LB.
1994
1995 2009-11-03 Richard Henderson <rth@redhat.com>
1996
1997 * method-readonly.c: New file.
1998 * Makefile.am (libitm_la_SOURCES): Add it.
1999 * Makefile.in: Rebuild.
2000 * beginend.c (gtm_stmlock_array, gtm_clock): New.
2001 (GTM_begin_transaction): Use dispatch_readonly for read-only txn.
2002 * libitm_i.h (gtm_stmlock, gtm_version): Move from method-wbetl.c.
2003 (GTM_VERSION_MAX, GTM_VERSION_INVALID, gtm_stmlock_owned_p,
2004 gtm_stmlock_set_owned, gtm_stmlock_get_addr,
2005 gtm_stmlock_get_version, gtm_stmlock_set_version, LOCK_ARRAY_SIZE,
2006 gtm_stmlock_array, gtm_get_stmlock, gtm_clock, RESTART_NOT_READONLY,
2007 gtm_get_clock, gtm_inc_clock): New.
2008 * method-wbetl.c (gtm_version, gtm_stmlock, OWNED_MASK, VERSION_MAX,
2009 LOCK_GET_OWNED, LOCK_SET_ADDR, LOCK_GET_ADDR, LOCK_GET_TIMESTAMP,
2010 LOCK_SET_TIMESTAMP, LOCK_ARRAY_SIZE, LOCK_MASK, LOCK_IDX, GET_LOCK,
2011 locks, gclock, CLOCK, GET_CLOCK, FETCH_AND_INC_CLOCK): Remove and
2012 replace uses with new libitm_i.h symbols.
2013 (dispatch_wbetl): Rename from wbetl_dispatch.
2014 * retry.c (GTM_decide_retry_strategy): If RESTART_NOT_READONLY, move
2015 away from dispatch_readonly; abort if the beginTransaction call
2016 asserted that the transaction was readonly.
2017
2018 2009-11-03 Richard Henderson <rth@redhat.com>
2019
2020 * memset.c: New file.
2021 * Makefile.am (libitm_la_SOURCES): Add it.
2022 * Makefile.in: Rebuild.
2023 * testsuite/libitm.c/memset-1.c: New.
2024
2025 2009-11-03 Richard Henderson <rth@redhat.com>
2026
2027 * dispatch.c: Remove file.
2028 * useraction.c (struct gtm_user_action): Move from libitm.h.
2029 * serial.c (GTM_null_read_lock, GTM_null_write_lock): New.
2030 (serial_memset, serial_memmove, serial_memcpy): Remove.
2031 (serial_W*, serial_R*): Remove.
2032 (serial_dispatch): Update to match.
2033 * configure.ac: Move Werror down below configure checks. Don't
2034 check for sys/loadavg.h, do check for malloc.h. Don't check for
2035 getloadavg and clock_gettime; do check for memalign, posix_memalign.
2036 Use GCC_AC_FUNC_MMAP_BLACKLIST
2037 * libitm.h: Split out all internal items to...
2038 * libitm_i.h: ... here. New file.
2039 * copymask.c: New file.
2040 * local.c (struct gtm_local_undo): Move from libitm.h.
2041 (GTM_alloc_local): Rename from alloc_local; export.
2042 * memcpy.c: New file.
2043 * alloc_c.c (_ITM_realloc): Use _ITM_memcpyRnWt directly.
2044 * config/posix/page.c: New file.
2045 * config/posix/target_tls.h: Remove file.
2046 * barrier.c: New file.
2047 * Makefile.am (libitm_la_SOURCES): Add barrier.c, memcpy.c,
2048 copymask.c, page.c.
2049 * alloc.c (struct gtm_alloc_action): Move from libitm.h.
2050 * method-wbetl.c: Rewrite for new cacheline methods.
2051 * Makefile.in, configure, testsuite/Makefile.in, config.h.in: Rebuild.
2052
2053 * config/alpha/sjlj.S: Fix typo.
2054 * config/alpha/target_i.h: Copy functions from alpha/target.h.
2055 * config/alpha/copymask.c: New file.
2056 * config/alpha/target.h (CACHELINE_SIZE): New.
2057 (STRICT_ALIGNMENT, PAGE_SIZE, FIXED_PAGE_SIZE): New.
2058
2059 * config/x86/target_i.h: Copy functions from x86/target.h.
2060 * config/x86/copymask.c: New file.
2061 * config/x86/target.h (_ITM_ALL_TARGET_TYPES): Remove.
2062 (CACHELINE_SIZE, STRICT_ALIGNMENT): New.
2063 (PAGE_SIZE, FIXED_PAGE_SIZE): New.
2064 * config/x86/target_tls.h: Move contents to target_i.h.
2065
2066 * testsuite/libitm.c/clone-1.c: Include libitm.h.
2067 * testsuite/libitm.c/memcpy-1.c: New.
2068
2069 2009-10-22 Richard Henderson <rth@redhat.com>
2070
2071 * Makefile.am (CCAS, CCASFLAGS, LTCCASCOMPILE): Remove.
2072 (AM_CCASFLAGS): New.
2073 * configure.ac: Add AM_PROG_AS. Use m4_rename_force for
2074 saving/restoring _AC_ARG_VAR_PRECIOUS.
2075 * Makefile.in, aclocal.m4, config.h.in, configure,
2076 testsuite/Makefile.in: Rebuild with automake 1.11; autoconf 2.64.
2077
2078 2009-10-22 Richard Henderson <rth@redhat.com>
2079
2080 * testsuite/*: Update for new compiler syntax.
2081
2082 2009-10-21 Richard Henderson <rth@redhat.com>
2083
2084 * libitm.h (_ITM_abortReason): Add outerAbort.
2085
2086 2009-08-03 Richard Henderson <rth@redhat.com>
2087
2088 * libitm.map (_ITM_commitTransactionEH, _ITM_cxa_allocate_exception,
2089 _ITM_cxa_begin_catch, _ITM_cxa_end_catch, _ITM_cxa_throw): Export.
2090 * method-wbetl.c (struct w_entry): Remove mask.
2091 (wbetl_write, wbetl_load): Return pointer to word containing the data;
2092 adjust all callers.
2093
2094 2009-07-22 Richard Henderson <rth@redhat.com>
2095
2096 * eh_cpp.c: New file.
2097 * Makefile.am (libitm_la_SOURCES): Add it.
2098 * Makefile.in: Rebuild.
2099 * beginend.c (GTM_rollback_transaction): Undo exception state.
2100 (GTM_trycommit_transaction): Mark inline.
2101 (GTM_trycommit_and_finalize_transaction): Split out from ...
2102 (_ITM_commitTransaction): ... here.
2103 (_ITM_commitTransactionEH): New function.
2104 * libitm.h (struct gtm_transaction): Add cxa_catch_count,
2105 cxa_unthrown, eh_in_flight; reorder.
2106
2107 * testsuite/libitm.c++/c++.exp: New.
2108 * testsuite/libitm.c++/eh-1.C: New.
2109
2110 * aatree.c (aa_free): Remove REGPARM.
2111 * aatree.h: Remove all REGPARM.
2112
2113 2009-07-18 Richard Henderson <rth@redhat.com>
2114
2115 * aatree.c, aatree.h, alloc.c, alloc_c.c, alloc_cpp.c: New files.
2116 * Makefile.am (libitm_la_SOURCES): Add them.
2117 * Makefile.in: Rebuild.
2118 * beginend.c (GTM_rollback_transaction): Use GTM_commit_allocations.
2119 (GTM_trycommit_transaction): Likewise.
2120 * libitm.h: Include aatree.h
2121 (struct gtm_alloc_action): New.
2122 (struct gtm_transaction): Add alloc_actions.
2123 (GTM_record_allocation, GTM_forget_allocation): Declare.
2124 (GTM_get_allocation_size, GTM_commit_allocations): Declare.
2125 * libitm.map (_ITM_malloc, _ITM_calloc, _ITM_realloc, _ITM_free,
2126 _ZGTtnwm, _ZGTtnam, _ZGTtdlPv, _ZGTtdaPv, _ZGTtnwmRKSt9nothrow_t,
2127 _ZGTtnamRKSt9nothrow_t, _ZGTtdlPvRKSt9nothrow_t,
2128 _ZGTtdaPvRKSt9nothrow_t): Export.
2129
2130 2009-07-18 Richard Henderson <rth@redhat.com>
2131
2132 * target_tls.h: Move ...
2133 * config/posix/target_tls.h: ... here.
2134
2135 2009-07-07 Richard Henderson <rth@redhat.com>
2136
2137 * config/x86/target.h (atomic_write_barrier): Use sfence if available.
2138
2139 2009-07-07 Richard Henderson <rth@redhat.com>
2140
2141 * Update to GPL3.
2142
2143 2009-07-07 Richard Henderson <rth@redhat.com>
2144
2145 * libitm.h (struct gtm_transaction): Widen id to _ITM_transactionId_t.
2146 * beginend.c (global_tid): Widen to _ITM_transactionId_t.
2147
2148 * configure.tgt: Don't use -ftls-model for x86 linux.
2149 * libitm.h: Include target.h after standard includes.
2150 (_gtm_thr): Rename from gtm_thr.
2151 (setup_gtm_thr, gtm_thr, gtm_tx, set_gtm_tx): New.
2152 (gtm_disp, set_gtm_disp): New.
2153 * beginend.c, dispatch.c, local.c, method-wbetl.c, query.c,
2154 retry.c, serial.c, useraction.c: Use accessor functions throughout.
2155 * config/alpha/target_tls.h, config/x86/target_tls.h: New files.
2156
2157 2009-07-07 Richard Henderson <rth@redhat.com>
2158
2159 * config/linux/rwlock.c (EZ): New define. Use it throughout.
2160
2161 2009-07-06 Richard Henderson <rth@redhat.com>
2162
2163 * libitm.h (_ITM_SRCLOCATION_DECL_1, _ITM_SRCLOCATION_DECL_2): Remove.
2164 (_ITM_SRCLOCATION_DEFN_1, _ITM_SRCLOCATION_DEFN_2): Remove.
2165 (_ITM_beginTransaction): Take variadic arguments.
2166 (_ITM_registerThrownObject): Declare.
2167 * beginend.c, serial.c: Update.
2168 * libitm.map: Add _ITM_registerThrownObject.
2169
2170 2009-01-28 Richard Henderson <rth@redhat.com>
2171
2172 * Makefile.am (libitm_la_SOURCES): Add clone.c.
2173 * Makefile.in: Rebuild.
2174 * beginend.c (_ITM_abortTransaction): Abort if irrevokable.
2175 (GTM_restart_transaction): Fix uninstrumented code check.
2176 * retry.c (GTM_decide_retry_strategy): Add serial check.
2177 * serial.c (GTM_serialmode): Add irrevokable variable. Don't
2178 automatically go irrevokable when in serial mode.
2179 * clone.c: New file.
2180 * libitm.h, libitm.map: Update.
2181
2182 2009-01-27 Richard Henderson <rth@redhat.com>
2183
2184 * Makefile.am (LTCCASCOMPILE): Define.
2185 (libitm_la_SOURCES): Add methid-wbetl.c.
2186 * testsuite/Makefile.am: New
2187 * configure.ac: Add testsuite/Makefile.
2188 * Makefile.in, testsuite/Makefile.in, configure: Regenerate.
2189 * beginend.c (GTM_begin_transaction): Install wbetl_dispatch.
2190 (_ITM_abortTransaction): Finalize implementation method; pass
2191 transaction properties to longjmp.
2192 (GTM_restart_transaction): Split out from ...
2193 (_ITM_commitTransaction): ... here.
2194 * config/linux/x86/futex_bits.h (cpu_relax, atomic_write_barrier):
2195 Move to config/x86/target.h.
2196 * config/linux/alpha/futex_bits.h: New.
2197 * config/x86/sjlj.S (GTM_longjmp): Fix 64-bit input register.
2198 * config/x86/target.h: Disable target types for 32-bit.
2199 * config/alpha/sjlj.S, config/alpha/target.h: New.
2200 * libitm.h (struct gtm_dispatch): Add init, fini.
2201 (enum restart_reason): New.
2202 (struct gtm_transaction): Add method and restarts.
2203 * retry.c (GTM_decide_retry_strategy): Implement.
2204 * serial.c (serial_init, serial_fini): New.
2205 (GTM_serialmode): Finialize outgoing method.
2206 * method-wbetl.c: New.
2207
2208 2008-12-09 Richard Henderson <rth@redhat.com>
2209
2210 * config/x86/target.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): New.
2211 * configure.tgt (i386-*, x86_64-*): Don't force SSE.
2212 * dispatch.c (_ITM_##R##T, _ITM_##W##T): Use _ITM_TYPE_ATTR.
2213 * libitm.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): Provide default.
2214 (_ITM_TYPE_M64, _ITM_TYPE_M128, _ITM_TYPE_M256): Move to x86 header.
2215 (_ITM_ALL_TYPES): Use _ITM_ALL_TARGET_TYPES.
2216 * local.c (_ITM_L##T): Use _ITM_TYPE_ATTR.
2217 * serial.c (serial_R##T, serial_W##T): Likewise.
2218
2219 2008-11-21 Richard Henderson <rth@redhat.com>
2220
2221 * Initial commit.
2222 \f
2223 Copyright (C) 2008-2020 Free Software Foundation, Inc.
2224
2225 Copying and distribution of this file, with or without modification,
2226 are permitted in any medium without royalty provided the copyright
2227 notice and this notice are preserved.