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re PR c++/53361 (Could not convert ‘{0, 0, 0}’ from ‘<brace-enclosed initializer...
[thirdparty/gcc.git] / libitm / ChangeLog
CommitLineData
e6d5f8c9
L		 12012-05-16 H.J. Lu <hongjiu.lu@intel.com>
2
3 * configure: Regenerated.
4
0100e3b3
L		 52012-04-04 H.J. Lu <hongjiu.lu@intel.com>
6
7 PR libitm/52854
8 * config/x86/target.h (gtm_jmpbuf): Replace long with long long
9 for x86-64.
10
2f6935f4
TG		 112012-04-03 Tristan Gingold <gingold@adacore.com>
12
13 * configure: Regenerate.
14
b9c23a61
L		 152012-03-31 H.J. Lu <hongjiu.lu@intel.com>
16
17 PR bootstrap/52812
18 * configure.tgt (i[456]86-*-linux*): Handle -mx32 like -m64.
19
6a26a74d
BRF		 202012-03-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
21
22 * testsuite/lib/libitm.exp: load fortran-modules.exp
23
b24513a1
RO		 242012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25
26 * configure.tgt (*-*-irix6*): Remove.
27
0d23faac
TR		 282012-03-13 Torvald Riegel <triegel@redhat.com>
29
30 PR libitm/52526
31 * config/linux/rwlock.cc (GTM::gtm_rwlock::read_lock): Fix lost
32 wake-up.
33
5c30094f
RO		 342012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
35
36 * configure.tgt (*-*-osf*): Remove.
37 * configure: Regenerate.
38
d28b0b08
TR		 392012-03-05 Torvald Riegel <triegel@redhat.com>
40
41 * dispatch.h (CREATE_DISPATCH_METHODS_MEM): Don't execute
42 memtransfer/memset if size isn't larger than zero.
43
034209bc
TR		 442012-03-02 Torvald Riegel <triegel@redhat.com>
45
46 * libitm.texi: Link to specification and add a usage example.
47
bc8da6ba
TR		 482012-02-24 Torvald Riegel <triegel@redhat.com>
49
50 * retry.cc (GTM::gtm_thread::number_of_threads_changed): Change
51 default dispatch for more than 1 thread to ml_wt.
52
63b08143
TR		 532012-02-20 Torvald Riegel <triegel@redhat.com>
54
55 * method-gl.cc (gl_wt_dispatch::orec): Put on separate cacheline.
56
4c9bd6ac
TR		 572012-02-20 Torvald Riegel <triegel@redhat.com>
58
59 * method-gl.cc (gl_wt_dispatch::rollback): Optimize memory orders.
60
651ff415
TR		 612012-02-20 Torvald Riegel <triegel@redhat.com>
62
63 * method-gl.cc (gl_wt_dispatch::trycommit): Remove handling of
64 serial mode corner cases made obsolete by prior gtm_rwlock changes.
65 (gl_wt_dispatch.rollback): Same.
66
efee0113
TR		 672012-02-20 Torvald Riegel <triegel@redhat.com>
68
69 * method-gl.cc (gl_wt_dispatch::pre_write): Optimize memory orders.
70
33a03827
TR		 712012-02-20 Torvald Riegel <triegel@redhat.com>
72
73 * method-gl.cc (gl_wt_dispatch::memtransfer_static): Add missing undo
74 for RfW src. Optimize number of calls to gtm_thr.
75
a19db3f2
TR		 762012-02-20 Torvald Riegel <triegel@redhat.com>
77
78 * beginend.cc (GTM::gtm_thread::begin_transaction): Move serial lock
79 acquisition to ...
80 * retry.cc (GTM::gtm_thread::decide_begin_dispatch): ... here.
81 (default_dispatch): Make atomic.
82 (GTM::gtm_thread::set_default_dispatch): Access atomically.
83 (GTM::gtm_thread::decide_retry_strategy): Access atomically and
84 use decide_begin_dispatch() if default_dispatch might have changed.
85 (GTM::gtm_thread::number_of_threads_changed): Initialize
86 default_dispatch here.
87
e948a1fb
IS		 882012-02-15 Iain Sandoe <iains@gcc.gnu.org>
89 Patrick Marlier <patrick.marlier@gmail.com>
90
91 PR libitm/52220
92 * alloc_cpp.cc: No dummy definitions for darwin.
93 * eh_cpp.cc: Likewise.
94
72824d5e
RH		 952012-02-14 Richard Henderson <rth@redhat.com>
96
97 * config/x86/target.h (GTM_longjmp): Correct the .cfi corrections.
98
1f319dba
UB		 992012-02-14 Uros Bizjak <ubizjak@gmail.com>
100
101 * config/x86/target.h (GTM_longjmp): Correct .cfi directives.
102
31772c95
TR		 1032012-02-14 Torvald Riegel <triegel@redhat.com>
104
105 * libitm_i.h (GTM::gtm_rwlog_entry): New.
106 (GTM::gtm_thread): Add read and write logs.
107 (GTM::dispatch_ml_wt): Declare.
108 * retry.cc (parse_default_method): Support ml_wt.
109 * method-ml.cc: New file.
110 * Makefile.am: Add method-ml.cc.
111 * Makefile.in: Regenerate.
112
5b9cf5d2
TR		 1132012-02-14 Torvald Riegel <triegel@redhat.com>
114
115 * dispatch.h (GTM::abi_dispatch::supports): New.
116 (GTM::method_group::reinit): New.
117 * retry.cc (GTM::gtm_thread::decide_retry_strategy): Use reinit().
118 (GTM::gtm_thread::number_of_threads_changed): Check that the method
119 supports the current situation.
120
7d33bcb7
TR		 1212012-02-14 Torvald Riegel <triegel@redhat.com>
122
123 * util.cc (GTM::xcalloc): New.
124 * common.h (GTM::xcalloc): Declare.
125
62513f7b
EB		 1262012-02-14 Eric Botcazou <ebotcazou@adacore.com>
127
128 * config/sparc/target.h (cpu_relax): Read from CC register.
129 * config/sparc/sjlj.S (GTM_longjmp): Restore %fp atomically.
130
1312012-02-14 Uros Bizjak <ubizjak@gmail.com>
d4a698d4
UB		 132
133 * config/x86/target.h (GTM_longjmp): Jump indirect from memory address.
134
f3f5e3c3
EB		 1352012-02-13 Eric Botcazou <ebotcazou@adacore.com>
136
62513f7b 137 * configure.tgt (target_cpu): Handle sparc and sparc64/sparcv9.
f3f5e3c3
EB		 138 * config/sparc/cacheline.h: New file.
139 * config/sparc/target.h: Likewise.
140 * config/sparc/sjlj.S: Likewise.
141 * config/linux/sparc/futex_bits.h: Likewise.
142
1432012-02-13 Eric Botcazou <ebotcazou@adacore.com>
255a9a1b
EB		 144
145 * configure.ac (link_itm): Fix comment.
146 * configure: Regenerate.
147 * testsuite/lib/libitm.exp: Do not pass -litm for the link.
148
681355e3
RO		 1492012-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
150
fc985d2f 151 PR libitm/51822
62513f7b 152 * testsuite/libitm.c++/c++.exp (lang_link_flags): Add -shared-libgcc.
681355e3
RO		 153 Correct libgomp references.
154
999bcff5
TR		 1552012-01-24 Torvald Riegel <triegel@redhat.com>
156
157 * config/linux/rwlock.cc (GTM::gtm_rwlock::write_unlock): Fix reader
158 wake-up.
159
9848887a
UB		 1602012-01-24 Uros Bizjak <ubizjak@gmail.com>
161
162 * config/x86/target.h (gtm_jmpbuf) [__x86_64__]: Move rip to the
163 end of structure.
164 * config/x86/sjlj.S (_ITM_beginTransaction) [__x86_64__]: Update
165 offset values. Do not copy return address. Decrement stack
166 by 56 bytes only.
167 (GTM_longjump) [__x86_64__]: Update offset values.
168
5752c591
UB		 1692012-01-23 Uros Bizjak <ubizjak@gmail.com>
170
171 PR libitm/51830
172 * config/x86/sjlj.S (_ITM_beginTransaction) [!__x86_64__]: Load
173 the first function argument to %eax.
174
61e72ca4
RO		 1752012-01-23 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
176
177 * libitm.h (_ITM_getThreadnum): Remove.
178 * libitm.map (_ITM_getThreadnum): Remove from LIBITM_1.0.
179
9ce91011
RO		 1802012-01-23 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
181
182 * clearcap.map: New file.
183 * acinclude.m4 (LIBITM_CHECK_LINKER_HWCAP): New test.
184 * configure.ac: Call it.
185 Clear HWCAP_LDFLAGS if defaulting to -mavx.
186 * Makefile.am (AM_LDFLAGS): Add $(HWCAP_LDFLAGS)
187 * configure: Regenerate.
188 * Makefile.in: Regenerate.
189 * testsuite/Makefile.in: Regenerate.
190
3b4f05ec
RO		 1912012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
192
193 PR libitm/51173
194 * testsuite/libitm.c++/static_ctor.C: Skip test, note PR, remove
195 include, exclude options.
196
aab74ee9
TR		 1972012-01-14 Torvald Riegel <triegel@redhat.com>
198
199 * local.cc (GTM::gtm_undolog::rollback): Truncate undo log after
200 rolling back.
201 * containers.h (GTM::vector::set_size): New.
202
07b6642b
TR		 2032012-01-14 Torvald Riegel <triegel@redhat.com>
204
205 PR libitm/51855
206 * config/generic/tls.h (GTM::mask_stack_top): New.
207 (GTM::mask_stack_bottom): Declare.
208 * config/generic/tls.c (GTM::mask_stack_bottom): New.
209 * local.cc (gtm_undolog::rollback): Filter out any updates that
210 overlap the libitm stack. Add current transaction as parameter.
211 * libitm_i.h (GTM::gtm_undolog::rollback): Adapt.
212 * beginend.cc (GTM::gtm_thread::rollback): Adapt.
213 * testsuite/libitm.c/stackundo.c: New test.
214
8377e5e5
RH		 2152012-01-10 Richard Henderson <rth@redhat.com>
216
217 * libitm_i.h (_Unwind_DeleteException): Declare weak.
218 * eh_cpp.cc (_Unwind_DeleteException): Define for
219 !HAVE_ELF_STYLE_WEAKREF.
220
11f30bb0
TR		 2212012-01-08 Torvald Riegel <triegel@redhat.com>
222
223 * local.cc (GTM_LB): Use GTM::gtm_undolog.
224 (GTM::gtm_thread::drop_references_undolog): Remove.
225 (GTM::gtm_thread::commit_undolog,
226 GTM::gtm_thread::rollback_undolog): Move to ...
227 * libitm_i.h (GTM::gtm_undolog): ...here. New.
228 (GTM::gtm_undolog_entry): Remove.
229 (GTM::gtm_thread): Adapt.
230 * beginend.cc (GTM::gtm_thread::rollback): Adapt.
231 (GTM::gtm_thread::trycommit): Adapt.
232 * method-serial.cc (serial_dispatch::log): Adapt.
233 * method-gl.cc (gl_wt_dispatch::pre_write): Adapt.
234 (gl_wt_dispatch::store): Fix likely/unlikely.
235 * containers.h (GTM::vector::resize): Add additional_capacity
236 parameter and handle it.
237 (GTM::vector::resize_noinline): New/adapt.
238 (GTM::vector::push): New.
239
a32e5e93
RH		 2402012-01-06 Richard Henderson <rth@redhat.com>
241
242 * configure.tgt: Support powerpc-linux and powerpc-darwin.
243 * config/linux/powerpc/futex_bits.h: New file.
244 * config/powerpc/cacheline.h: New file.
245 * config/powerpc/sjlj.S: New file.
246 * config/powerpc/target.h: New file.
247 * config/generic/asmcfi.h (cfi_offset): New.
248 (cfi_restore, cfi_undefined): New.
249
1f53a8e6
AH		 2502012-01-05 Aldy Hernandez <aldyh@redhat.com>
251
252 PR other/51171
253 * testsuite/libitm.c/reentrant.c: Remove xfail.
254 (thread): Pass x to pure().
be223aaf 255 From Patrik Marlier <patrick.marlier@gmail.com>.
1f53a8e6 256
c898f7b8
TR		 2572011-12-24 Torvald Riegel <triegel@redhat.com>
258
259 * beginend.cc (GTM::gtm_thread::trycommit): Don't enforce
260 privatization safety if already in serial mode.
261
610e3901
TR		 2622011-12-24 Torvald Riegel <triegel@redhat.com>
263
264 * beginend.cc (GTM::gtm_thread::restart): Add and handle
265 finish_serial_upgrade parameter.
266 * libitm.h (GTM::gtm_thread::restart): Adapt declaration.
267 * config/linux/rwlock.cc (GTM::gtm_rwlock::write_lock_generic):
268 Don't unset reader flag.
269 (GTM::gtm_rwlock::write_upgrade_finish): New.
270 * config/posix/rwlock.cc: Same.
271 * config/linux/rwlock.h (GTM::gtm_rwlock::write_upgrade_finish):
272 Declare.
273 * config/posix/rwlock.h: Same.
274 * method-serial.cc (GTM::gtm_thread::serialirr_mode): Unset reader
275 flag after commit or after rollback when restarting.
276
799142bf
TR		 2772011-12-24 Torvald Riegel <triegel@redhat.com>
278
279 * beginend.cc (GTM::gtm_thread::begin_transaction): Add comment.
280 (GTM::gtm_thread::try_commit): Changed memory order.
281 * config/linux/alpha/futex_bits.h (sys_futex0): Take atomic int
282 as parameter.
283 * config/linux/x86/futex_bits.h (sys_futex0): Same.
284 * config/linux/sh/futex_bits.h (sys_futex0): Same.
285 * config/linux/futex_bits.h (sys_futex0): Same.
286 * config/linux/futex.cc (futex_wait, futex_wake): Same.
287 * config/linux/futex.h (futex_wait, futex_wake): Same.
288 * config/linux/rwlock.h (gtm_rwlock::writers,
289 gtm_rwlock::writer_readers, gtm_rwlock::readers): Change to atomic
290 ints.
291 * config/linux/rwlock.cc (gtm_rwlock::read_lock,
292 gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock,
293 gtm_rwlock::write_unlock): Fix memory orders and fences.
294 * config/posix/rwlock.cc (gtm_rwlock::read_lock,
295 gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock,
296 gtm_rwlock::write_unlock): Same.
297 * config/linux/rwlock.h (gtm_rwlock::summary): Change to atomic int.
298 * method-gl.cc (gl_mg::init, gl_wt_dispatch::memtransfer_static,
299 gl_wt_dispatch::memset_static, gl_wt_dispatch::begin_or_restart):
300 Add comments.
301 (gl_wt_dispatch::pre_write, gl_wt_dispatch::validate,
302 gl_wt_dispatch::load, gl_wt_dispatch::store,
303 gl_wt_dispatch::try_commit, gl_wt_dispatch::rollback): Fix memory
304 orders and fences. Add comments.
305
b0f96e35
JJ		 3062011-12-21 Jakub Jelinek <jakub@redhat.com>
307
308 * Makefile.am (AM_CXXFLAGS): Put $(XCFLAGS) first.
309 * Makefile.in: Regenerated.
310
cc163247
KK		 3112011-12-17 Kaz Kojima <kkojima@gcc.gnu.org>
312
313 * configure.tgt: Add sh* case.
314 * config/sh/target.h: New file.
315 * config/sh/sjlj.S: New file.
316 * config/linux/sh/futex_bits.h: New file.
317
aebac0ca
RH		 3182011-12-14 Richard Henderson <rth@redhat.com>
319
320 * config/arm/hwcap.h, config/arm/hwcap.cc: New files.
321 * config/arm/sjlj.S, config/arm/target.h: New files.
322 * config/generic/asmcfi.h (cfi_adjust_cfa_offset): New.
323 (cfi_rel_offset): New.
324 * config/linux/futex_bits.h: New file.
325 * config/linux/futex.cc: Include futex_bits.h here...
326 * config/linux/futex.h: ... not here.
327 * Makefile.am (libitm_la_SOURCES) <ARCH_ARM>: Add hwcap.cc.
328 * configure.ac (ARCH_AM): New conditional.
329 * Makefile.in, configure: Rebuild.
330 * configure.tgt: Handle ARM.
331
36cfbee1
RH		 3322011-12-13 Richard Henderson <rth@redhat.com>
333
5d9d05d3
RH		 334 * config/posix/rwlock.cc (gtm_rwlock::write_lock_generic): Fix
335 signed/unsigned comparison werror.
336
36cfbee1
RH		 337 * local_atomic: New file.
338 * libitm_i.h: Include it.
339 (gtm_thread::shared_state): Use atomic template.
340 * beginend.cc (GTM::gtm_clock): Use atomic template.
341 (global_tid): Use atomic template if 64-bit atomics available.
342 (gtm_thread::gtm_thread): Update shared_state access.
343 (gtm_thread::trycommit): Likewise.
344 (choose_code_path): Update global_tid access.
345 * method-gl.cc (gl_mg::orec): Use atomic template. Update all users.
346 * stmlock.h (GTM::gtm_clock): Use atomic template.
347 (gtm_get_clock, gtm_inc_clock): Update accesses.
348 * config/linux/rwlock.cc (gtm_rwlock::read_lock): Remove
349 redundant __sync_synchronize after atomic shared_state access.
350 * config/posix/rwlock.cc (gtm_rwlock::read_lock): Likewise.
351 (gtm_rwlock::write_lock_generic): Likewise.
352 (gtm_rwlock::read_unlock): Likewise.
353 * config/alpha/target.h (atomic_read_barrier): Remove.
354 (atomic_write_barrier): Remove.
355 * config/x86/target.h (atomic_read_barrier): Remove.
356 (atomic_write_barrier): Remove.
357
062f93f2
RH		 3582011-11-30 Richard Henderson <rth@redhat.com>
359
360 * libitm_i.h (GTM_longjmp): Swap first and second arguments.
361 * beginend.c (_ITM_abortTransaction): Update to match.
362 (GTM::gtm_thread::restart): Likewise.
363 * config/alpha/sjlj.S (GTM_longjmp): Likewise.
364 * config/x86/sjlj.S (GTM_longjmp): Likewise.
365
bd8aaa86
IS		 3662011-11-23 Iain Sandoe <iains@gcc.gnu.org>
367
368 * Makefile.am (libitm_la_LDFLAGS): Remove "-no-undefined".
369 * Makefile.in: Regenerate.
370
8cf36bb3
IS		 3712011-11-22 Iain Sandoe <iains@gcc.gnu.org>
372
373 * configure.ac: Use GCC_CHECK_ELF_STYLE_WEAKREF.
374 * alloc_cpp.cc: Generate dummy functions if we don't
375 HAVE_ELF_STYLE_WEAKREF.
376 * eh_cpp.cc: Likewise.
377 * configure: Regenerate.
378 * aclocal.m4: Likewise.
379 * config.h.in: Likewise.
380 * Makefile.in: Likewise.
381 * testsuite/Makefile.in: Likewise.
382
0b41ebef
IS		 3832011-11-22 Iain Sandoe <iains@gcc.gnu.org>
384
385 * config/x86/sjlj.S (CONCAT1, CONCAT2, SYM): Respond to
386 __USER_LABEL_PREFIX__ for targets that use it.
8cf36bb3 387 (TYPE, SIZE, HIDDEN): New macros to assist on non-elf targets.
0b41ebef
IS		 388 (_ITM_beginTransaction): Use SYM, TYPE, SIZE macros to assist
389 in portability to non-elf targets.
8cf36bb3 390 (GTM_longjmp): Likewise.
0b41ebef
IS		 391 * libitm_i.h (begin_transaction): Apply __USER_LABEL_PREFIX__
392 where required.
393
9c9d352a
IS		 3942011-11-22 Iain Sandoe <iains@gcc.gnu.org>
395
396 * testsuite/libitm.c/memcpy-1.c: Allow for MAP_ANON spelling.
397 * testsuite/libitm.c/memset-1.c: Likewise.
398
c6084f68
AT		 3992011-11-21 Andreas Tobler <andreast@fgznet.ch>
400
401 * configure: Regenerate.
402
adcd36bc
RO		 4032011-11-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
404
405 * acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Handle gold.
406 (LIBITM_ENABLE_SYMVERS): Handle sun style.
407 * Makefile.am: Handle sun style versioning.
408 (libitm_la_LINK): Add $(libitm_la_LDFLAGS).
409 * configure: Regenerate.
410 * Makefile.in: Regenerate.
411
59659b59
RO		 4122011-11-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
413
414 * config/generic/asmcfi.h: Fix comment.
415 * config/x86/sjlj.S (_ITM_beginTransaction): Provide ELF PIC code
416 sequence without .hidden support, error for non-ELF targets.
417 (GTM_longjmp) [__ELF__]: Only use .hidden if
418 HAVE_ATTRIBUTE_VISIBILITY.
419
d846e425
RO		 4202011-11-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
421
422 * alloc_cpp.cc [__osf__] (_ZnwX, _ZdlPv, _ZnaX, _ZdaPv,
423 _ZnwXRKSt9nothrow_t, _ZdlPvRKSt9nothrow_t, _ZdaPvRKSt9nothrow_t):
424 Dummy functions.
425 * eh_cpp.cc [__osf__] (__cxa_allocate_exception, __cxa_throw,
426 __cxa_begin_catch, __cxa_end_catch, __cxa_tm_cleanup): Likewise.
427
80713347
UB		 4282011-11-16 Uros Bizjak <ubizjak@gmail.com>
429
430 PR bootstrap/51098
431 * acinclude.m4 (LIBITM_CHECK_AS_AVX): Fix target selector.
432 * configure: Regenerate.
433
2841f85e
L		 4342011-11-14 H.J. Lu <hongjiu.lu@intel.com>
435
436 * testsuite/lib/libitm.exp: Check ia32 instead of ilp32.
437
8851b429
RO		 4382011-11-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
439
440 * config/alpha/sjlj.S (_ITM_beginTransaction) [!__ELF__]: Don't use
441 .hidden.
442 (.note.GNU-stack): Only use if __linux__.
443 * alloc_cpp.cc [!__osf__] (_ZnaXRKSt9nothrow_t): Dummy function.
444 * testsuite/libitm.c/notx.c: Use dg-options "-pthread".
445 * testsuite/libitm.c/reentrant.c: Likewise.
446 * testsuite/libitm.c/simple-2.c: Likewise.
447 * testsuite/libitm.c/txrelease.c: Likewise.
448 * testsuite/libitm.c++/static_ctor.C: Likewise.
449
d4b17902
RH		 4502011-11-10 Richard Henderson <rth@redhat.com>
451
452 * config/x86/x86_avx.cc: Remove #undef __AVX__ hack. Tidy comments.
453 * Makefile.am (x86_avx.lo): Only add -mavx if ARCH_X86_AVX.
454 * configure.ac (ARCH_X86_AVX): New conditional.
455 * Makefile.in, configure: Rebuild.
456
430616e7
RH		 4572011-11-09 Richard Henderson <rth@redhat.com>
458
459 * acinclude.m4 (LIBITM_CHECK_AS_AVX): New.
460 * configure.ac: Use it.
461 * config.h.in, configure: Rebuild.
462 * config/x86/x86_avx.cc: Handle !HAVE_AS_AVX.
463
79b1edb6
RH		 4642011-11-09 Richard Henderson <rth@redhat.com>
465
466 * barrier.tpl, memcpy.cc, memset.cc, method-wbetl.cc: Remove file.
467 * config/alpha/unaligned.h: Remove file.
468 * config/generic/unaligned.h: Remove file.
469 * config/x86/unaligned.h: Remove file.
470 * config/generic/cachepage.h: Remove file.
471 * config/posix/cachepage.cc: Remove file.
472 * config/generic/cacheline.cc: Remove file.
473 * config/x86/cacheline.cc: Remove file.
474 * config/generic/cacheline.h (gtm_cacheline): Remove the
475 store_mask, copy_mask, copy_mask_wb methods.
476 * config/x86/cacheline.h: Likewise.
477 * config/alpha/cacheline.h: Fall back to generic after setting size.
478 * config/generic/tls.cc (gtm_mask_stack): Remove.
479 * config/x86/x86_avx.cc (GTM_vpperm_shift): Remove.
480 (GTM_vpalignr_table): Remove.
481 * config/x86/x86_sse.cc (GTM_palignr_table): Remove.
482 (GTM_pshift_table): Remove.
483 * config/libitm_i.h: Don't include cachepage.h.
484 * Makefile.am (libitm_la_SOURCES): Remove cacheline.cc, cachepage.cc
485 * Makefile.in, testsuite/Makefile.in: Rebuild.
486
4bdd090f
RH		 4872011-11-09 Richard Henderson <rth@redhat.com>
488
8ee9fac2
RH		 489 * config/x86/cacheline.h (gtm_cacheline::store_mask): Use .byte
490 to emit branch prediction hint.
491
9bdc6343
RH		 492 * config/x86/sjlj.S: Protect elf directives with __ELF__.
493 Protect .note.GNU-stack with __linux__.
494
4bdd090f
RH		 495 * configure.ac (GCC_AS_CFI_PSEUDO_OP): Test it.
496 * configure, aclocal.m4, config.h.in: Rebuild.
497 * config/generic/asmcfi.h: New file.
498 * config/x86/sjlj.S: Use it.
499
4408b086
RH		 5002011-11-08 Richard Henderson <rth@redhat.com>
501
502 * local.cc (_ITM_LB): Use a normal call, not a function alias.
503
01f3428c
RH		 5042011-11-08 Richard Henderson <rth@redhat.com>
505
3d3b05ff
RH		 506 * configure.tgt: Test correct directory for supported cpus.
507
01f3428c
RH		 508 * configure.ac: Exit if unsupported.
509 * configure: Rebuild.
510 * configure.tgt: Delete boilerplate from libgomp for unsupported
511 targets. Set UNSUPPORTED for unsupported targets.
512
07f03cd3
RO		 5132011-11-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
514
515 * configure.tgt: Handle i386 like i[456]86.
516 * config/generic/tls.h [!HAVE_ARCH_GTM_THREAD] (gtm_thr): Don't
517 take address.
518 * config/generic/tls.cc [!HAVE_ARCH_GTM_THREAD ||
519 !HAVE_ARCH_GTM_THREAD_DISP] (_gtm_thr_tls): New variable.
520
0a35513e
AH		 5212011-11-05 Aldy Hernandez <aldyh@redhat.com>
522
523 * method-wbetl.cc: Update copyright notice.
524 * aatree.cc: Same.
525 * util.cc: Same.
526 * libitm.h: Same.
527 * memset.cc: Same.
528 * eh_cpp.cc: Same.
529 * barrier.tpl: Same.
530 * useraction.cc: Same.
531 * stmlock.h: Same.
532 * memcpy.cc: Same.
533 * common.h: Same.
534 * config/generic/tls.cc: Same.
535 * config/generic/cacheline.h: Same.
536 * config/generic/cachepage.h: Same.
537 * config/generic/cacheline.cc: Same.
538 * config/generic/unaligned.h: Same.
539 * config/x86/cacheline.h: Same.
540 * config/x86/cacheline.cc: Same.
541 * config/x86/unaligned.h: Same.
542 * config/alpha/cacheline.h: Same.
543 * config/alpha/unaligned.h: Same.
544 * config/alpha/sjlj.S: Same.
545 * config/posix/cachepage.cc: Same.
546 * config/linux/futex.h: Same.
547 * config/linux/alpha/futex_bits.h: Same.
548
5492011-11-04 Torvald Riegel <triegel@redhat.com>
550
551 * libitm.texi: No cover text and invariant sections.
552
5532011-11-03 Richard Henderson <rth@redhat.com>
554
555 * local_type_traits: New file.
556 * libitm_i.h: Use it. Use C headers, not C++ wrappers.
557
5582011-11-03 Richard Henderson <rth@redhat.com>
559
560 * configure.ac: Don't test for gfortran.
561 * configure: Rebuild.
562
563 * testsuite/lib/libitm.exp: Don't include gfortran-dg.exp.
564 * testsuite/libitm.c++/c++.exp: Don't use gfortran-dg-runtest.
565
5662011-11-03 Aldy Hernandez <aldyh@redhat.com>
567
568 * testsuite/libitm.c/memcpy-1.c: Add copyright notice.
569 * testsuite/libitm.c/memset-1.c: Same.
570 * testsuite/libitm.c/c.exp: Same.
571 * testsuite/lib/libitm-dg.exp: Same.
572 * testsuite/lib/libitm.exp: Same.
573 * testsuite/libitm.c++/c++.exp: Same.
574
5752011-11-03 Aldy Hernandez <aldyh@redhat.com>
576
577 * testsuite/config/default.exp: Update copyright date.
578 * configure.ac: Add copyright info.
579 * configure.tgt: Same.
580
5812011-11-03 Aldy Hernandez <aldyh@redhat.com>
582
583 * testsuite/libitm.c/reentrant.c: XFAIL.
584 * testsuite/libitm.c++/static_ctor.C: XFAIL.
585
5862011-10-29 Torvald Riegel <triegel@redhat.com>
587
588 * beginend.cc (GTM::gtm_thread::rollback): Add aborting flag and
589 handle aborts.
590 (_ITM_abortTransaction): Handle aborts of outer transactions.
591 * libitm_i.h: Same.
592 * eh_cpp.cc (GTM::gtm_thread::revert_cpp_exceptions): Fix assertion.
593 * libitm.texi: Document aborts of outer transactions.
594 * testsuite/libitm.c/cancel.c: New file.
595
5962011-10-19 Torvald Riegel <triegel@redhat.com>
597
598 * testsuite/*: Change __transaction to __transaction_atomic or
599 __transaction_relaxed.
600
6012011-10-19 Torvald Riegel <triegel@redhat.com>
602
603 * config/linux/x86/tls.h (abi_disp): Make TLS slot read volatile.
604 (gtm_thr): Same.
605
6062011-10-19 Torvald Riegel <triegel@redhat.com>
607
608 * libitm_i.h: Add gl_wt dispatch.
609 * retry.cc (parse_default_method): Same.
610 * method-gl.cc: New file.
611 * Makefile.am: Use method-gl.cc.
612 * Makefile.in: Rebuild.
613
6142011-10-19 Torvald Riegel <triegel@redhat.com>
615
616 * beginend.cc (GTM::gtm_thread::trycommit): Ensure privatization
617 safety if requested by a TM method.
618 * dispatch.h (GTM::abi_dispatch::trycommit): Add parameter for
619 privatization safety.
620 * method-serial.cc: Same.
621
6222011-10-19 Torvald Riegel <triegel@redhat.com>
623
624 * libitm_i.h: Renamed gtm_local_undo to gtm_undolog_entry.
625 (GTM::gtm_thread): Renamed local_undo to undolog. Renamed
626 undolog-related member functions from *_local to *_undolog.
627 * local.cc (gtm_thread::commit_undolog): Same.
628 * beginend.cc (GTM::gtm_thread::trycommit): Same.
629 (GTM::gtm_thread::rollback): Roll back undolog before
630 dispatch-specific rollback.
631
6322011-10-19 Torvald Riegel <triegel@redhat.com>
633
634 * retry.cc (GTM::gtm_thread::decide_retry_strategy): Handle
635 re-initialization of the current method group.
636 * libitm_i.h (GTM::gtm_restart_reason): Add restart reason for this.
637
6382011-10-19 Torvald Riegel <triegel@redhat.com>
639
640 * alloc.cc (commit_allocations_2): Do not free transaction-local
641 memory when committing a nested transaction.
642
6432011-10-19 Torvald Riegel <triegel@redhat.com>
644
645 * method-serial.cc (GTM::gtm_thread::serialirr_mode): Fixed: Use
646 serial-irrevocable dispatch, not serial.
647
6482011-10-19 Torvald Riegel <triegel@redhat.com>
649
650 * libitm_i.h (GTM::gtm_restart_reason): Re-arrange and clean up
651 declarations.
652 * dispatch.h (GTM::abi_dispatch::begin_or_restart): New.
653 * method-serial.cc: Implement begin_or_restart().
654 * beginend.cc (GTM::gtm_thread::begin_transaction): Call
655 dispatch-specific begin_or_restart().
656 (GTM::gtm_thread::restart): Same.
657
6582011-08-23 Torvald Riegel <triegel@redhat.com>
659
660 * retry.cc (GTM::gtm_thread::decide_retry_strategy): Cleanup. Fix
661 restarting without switching to serial mode.
662 (GTM::gtm_thread::decide_begin_dispatch): Let the caller set the
663 transaction state. Choose closed-nesting alternative if available.
664 (GTM::gtm_thread::set_default_dispatch): New.
665 (parse_default_method): New.
666 (GTM::gtm_thread::number_of_threads_changed): New.
667 * method-serial.cc (GTM::serial_mg): New method group class.
668 (GTM::serialirr_dispatch): Belongs to serial_mg. Remove reinit and
669 fini.
670 (GTM::serial_dispatch): Same.
671 (GTM::serialirr_onwrite_dispatch): Same.
672 (GTM::gtm_thread::serialirr_mode): Remove calls to fini.
673 * beginend.cc (GTM::gtm_thread::~gtm_thread): Maintain number of
674 registered threads.
675 (GTM::gtm_thread::gtm_thread): Same.
676 (_ITM_abortTransaction): Remove calls to abi_dispatch::fini().
677 (GTM::gtm_thread::trycommit): Same. Reset number of restarts.
678 (GTM::gtm_thread::begin_transaction): Let decide_begin_dispatch()
679 choose dispatch but set state according to dispatch here.
680 * dispatch.h (GTM::abi_dispatch::fini): Move to method group.
681 (GTM::method_group): New class.
682 (GTM::abi_dispatch): Add comments. Maintain pointer to method_group.
683 * libitm_i.h (GTM::gtm_thread): Add declarations for new members.
684 * libitm.texi: Document TM methods, method groups, method life cycle.
685 Rename method sets to method groups.
686
6872011-08-23 Torvald Riegel <triegel@redhat.com>
688
689 * config/x86/tls.h: Moved to ...
690 * config/linux/x86/tls.h: ... here.
691
6922011-08-23 Torvald Riegel <triegel@redhat.com>
693
694 * config/x86/tls.h: Use __x86_64__ instead of __LP64__.
695 Add X32 support.
696 * config/x86/sjlj.S: Same.
697
6982011-08-19 Torvald Riegel <triegel@redhat.com>
699
700 * config/linux/rwlock.h: New file.
701 * config/linux/rwlock.c: New file.
702 * configure.ac: Reenable futex support (undo SVN rev 157758).
703 * Makefile.am: Same.
704 * configure.tgt: Same.
705 * config/linux/alpha/futex_bits.h: Same.
706 * config/linux/futex.h: Same. Return number of woken processes.
707 * config/linux/futex.cc: Same.
708 (futex_wait): Remove spinning.
709 * config/linux/x86/futex_bits.h: Same. Set futex timeout to zero.
710 Use __x86_64__ instead of __LP64__.
711 * aclocal.m4: Include generic futex checks.
712 * configure: Rebuild.
713 * Makefile.in: Rebuild.
714 * testsuite/Makefile.in: Rebuild.
715 * beginend.cc: Include pthread.h.
716 * config/posix/cachepage.cc: Same.
717
7182011-08-12 Torvald Riegel <triegel@redhat.com>
719
720 * config/x86/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
721 (abi_disp, set_abi_disp): Move to tx's TLS slot.
722 (set_gtm_thr): New.
723 * config/generic/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
724 (set_gtm_thr): New.
725 (GTM::gtm_thread::thread_num): Removed.
726 (GTM::gtm_thread): Renamed to GTM::gtm_thread_tls.
727 * libitm_i.h (GTM::gtm_transaction): Renamed to GTM::gtm_thread. More
728 tx-to-thread renaming.
729 * beginend.cc: Adapted to tx-to-thread renaming.
730 (GTM::gtm_thread::~gtm_thread): Extracted from thread_exit_handler().
731 (GTM::gtm_thread::gtm_thread): Extracted from begin_transaction().
732 * query.cc (_ITM_getTransactionId, _ITM_inTransaction): Renamed
733 gtm_transaction to gtm_thread.
734 (_ITM_getThreadnum): Removed. Not supported anymore.
735 * testsuite/libitm.c/notx.c (main): Removed _ITM_getThreadnum call.
736 * libitm.texi: Documented that _ITM_getThreadnum is not supported.
737 * useraction.cc: Renamed gtm_transaction to gtm_thread. Adapted to
738 gtm_tx-to-gtm_thr renaming if necessary.
739 * eh_cpp.cc: Same.
740 * local.cc: Same.
741 * retry.cc: Same.
742 * clone.cc: Same.
743 * alloc.cc: Same.
744 * alloc_c.cc: Same.
745 * alloc_cpp.cc: Same.
746 * method-serial.cc: Same.
747 * config/generic/tls.cc: Same.
748 * config/posix/rwlock.h (gtm_rwlock): Same.
749 * config/posix/rwlock.cc: Same. Adapted to more tx-to-thread renaming.
750
7512011-08-12 Torvald Riegel <triegel@redhat.com>
752
753 * config/posix/rwlock.cc (gtm_rwlock::read_lock): Changed locking
754 implementation.
755 (gtm_rwlock::read_unlock): Same.
756 (gtm_rwlock::write_lock_generic): New. Generalized from ...
757 (gtm_rwlock::write_lock, gtm_rwlock::write_upgrade): ... these.
758 * libitm_i.h (GTM::gtm_transaction): Added shared_state.
759 * config/posix/rwlock.h (GTM::gtm_rwlock): Removed a_reader and
760 w_upgrade. Replaced by per-transaction flags (in shared_state).
761 Added c_confirmed_writers.
762 (GTM::gtm_rwlock::read_lock, GTM::gtm_rwlock::read_unlock,
763 GTM::gtm_rwlock::write_upgrade): Add tx parameter.
764 * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
765 * method-serial.cc (GTM::gtm_transaction::serialirr_mode): Same.
766 * beginend.cc (GTM::gtm_transaction::begin_transaction,
767 _ITM_abortTransaction, GTM::gtm_transaction::trycommit): Same.
768 * libitm.texi: Document locking conventions and implementations in
769 libitm.
770
7712011-08-12 Torvald Riegel <triegel@redhat.com>
772
773 * libitm_i.h (next_tx): Add list of all threads' transaction.
774 * beginend.cc (GTM::gtm_transaction::begin_transaction): Register
775 transaction with list of transactions and ...
776 (thread_exit_handler): ... deregister here.
777 * config/alpha/target.h: Add HW_CACHELINE_SIZE setting.
778 * config/x86/target.h: Same.
779
7802011-08-12 Torvald Riegel <triegel@redhat.com>
781
782 * testsuite/libitm.c++/static_ctor.C: New file.
783
7842011-08-12 Torvald Riegel <triegel@redhat.com>
785
786 * testsuite/libitm.c/reentrant.c: New file.
787
7882011-08-12 Torvald Riegel <triegel@redhat.com>
789
790 * config/generic/tls.h: Remove the free list for transactions and ...
791 * beginend.cc (GTM::gtm_transaction::operator new): ... allocate ...
792 (GTM::gtm_transaction::operator delete): ... and release here.
793 (thread_exit_handler): New. Delete tx when thread terminates.
794 (thread_exit_init): New.
795 (GTM::gtm_transaction::begin_transaction): Set up on-exit handler.
796 * testsuite/libitm.c/txrelease.c: New file.
797
7982011-08-12 Torvald Riegel <triegel@redhat.com>
799
800 * query.cc (_ITM_getThreadnum): Set up gtm_thread if necessary.
801 * testsuite/libitm.c/notx.c: New file.
802
8032011-08-12 Torvald Riegel <triegel@redhat.com>
804
805 * config/generic/tls.h (gtm_thread): Move local_tid from here ...
806 * libitm_i.h (local_tid): ... to here.
807 * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
808 (GTM::gtm_transaction::operator new): Set up gtm_thread if necessary.
809
8102011-08-12 Torvald Riegel <triegel@redhat.com>
811
812 * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Use
813 serialirr_onwrite_dispatch as new default for now.
814 * method-serial.cc (serialirr_onwrite_dispatch): New.
815 (GTM::dispatch_serialirr_onwrite): New.
816 * libitm_i.h: Same.
817
8182011-08-12 Torvald Riegel <triegel@redhat.com>
819
820 * beginend.cc (GTM::gtm_transaction::rollback): Roll back tx id as well.
821 * query.cc (_ITM_getTransactionId): There is no active transaction if
822 the current nesting level is zero.
823
8242011-07-28 Torvald Riegel <triegel@redhat.com>
825
826 * beginend.cc (GTM::gtm_transaction::rollback): Fix nesting level
827 rollback.
828
8292011-07-28 Torvald Riegel <triegel@redhat.com>
830
831 * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Get
832 transaction properties from the caller instead of from the
833 transaction object.
834 * libitm_i.h: Same.
835 * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
836
8372011-07-28 Torvald Riegel <triegel@redhat.com>
838
839 * local.cc (gtm_transaction::rollback_local): Support closed nesting.
840 * eh_cpp.cc (GTM::gtm_transaction::revert_cpp_exceptions): Same.
841 * dispatch.h: Same.
842 * method-serial.cc: Same.
843 * beginend.cc (GTM::gtm_transaction::begin_transaction): Change to
844 flat nesting as default, and closed nesting on demand.
845 (GTM::gtm_transaction::rollback): Same.
846 (_ITM_abortTransaction): Same.
847 (GTM::gtm_transaction::restart): Same.
848 (GTM::gtm_transaction::trycommit): Same.
849 (GTM::gtm_transaction::trycommit_and_finalize): Removed.
850 (choose_code_path): New.
851 (GTM::gtm_transaction_cp::save): New.
852 (GTM::gtm_transaction_cp::commit): New.
853 * query.cc (_ITM_inTransaction): Support flat nesting.
854 * libitm_i.h (GTM::gtm_transaction_cp): New helper struct for nesting.
855 (GTM::gtm_transaction): Support flat and closed nesting.
856 * alloc.cc (commit_allocations_2): New.
857 (commit_cb_data): New helper struct.
858 (GTM::gtm_transaction::commit_allocations): Handle nested
859 commits/rollbacks.
860 * libitm.texi: Update user action section, add description of nesting.
861
8622011-07-28 Torvald Riegel <triegel@redhat.com>
863
864 * libitm_i.h: Add closed nesting as restart reason.
865 * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
866
8672011-07-28 Torvald Riegel <triegel@redhat.com>
868
869 * useraction.cc: Use vector instead of list to store actions.
870 Also support partial rollbacks for closed nesting.
871 * libitm_i.h (GTM::gtm_transaction::user_action): Same.
872 * beginend.cc: Same.
873
8742011-07-28 Torvald Riegel <triegel@redhat.com>
875
876 * dispatch.h (GTM::abi_dispatch): Add can_run_uninstrumented_code and
877 closed_nesting flags, as well as a closed nesting alternative.
878 * method-serial.cc: Same.
879 (serial_dispatch): Renamed to serialirr_dispatch.
880 (GTM::dispatch_serialirr): Same.
881 (serial_dispatch_ul): Renamed to serial_dispatch.
882 (GTM::dispatch_serial): Same.
883
8842011-07-28 Torvald Riegel <triegel@redhat.com>
885
886 * libitm.h (_ITM_codeProperties): Change pr_hasElse to the ABI's value.
887
8882011-07-28 Torvald Riegel <triegel@redhat.com>
889
890 * aatree.h (aa_tree::remove): New.
891 (aa_tree::operator new): Add placement new.
892
8932011-07-02 Torvald Riegel <triegel@redhat.com>
894
895 * containers.h: New file.
896 * util.cc (xmalloc, xrealloc): Accept cacheline-alloc flag.
897 * libitm_i.h (xmalloc, xrealloc): Moved declarations from here ...
898 * common.h: ... to here.
899 (local_undo): Use GTM::vector for gtm_transaction::local_undo.
900 * local.cc: Same.
901
9022011-06-30 Torvald Riegel <triegel@redhat.com>
903
904 * libitm_i.h (STATE_ABORTING): Remove.
905 * beginend.cc (_ITM_abortTransaction): Same.
906 (GTM::gtm_transaction::trycommit_and_finalize): Same.
907 * libitm.h (_ITM_registerThrownObject, _ITM_tryCommitTransaction): Remove.
908 (_ITM_rollbackTransaction): Remove.
909 * beginend.cc: Same.
910 * libitm.map: Same.
911 * libitm.texi: Document these ABI changes.
912
9132011-06-30 Torvald Riegel <triegel@redhat.com>
914
915 * libitm.texi: New file.
916 * Makefile.am: Add libitm.texi.
917 * Makefile.in: Rebuild.
918
9192011-06-30 Torvald Riegel <triegel@redhat.com>
920
921 * libitm_i.h: Move parts to common.h and dispatch.h.
922 * common.h: New file.
923 * dispatch.h: New file, new dispatch class.
924 Rename GTM::abi_dispatch::lock_type to ls_modifier.
925 RenameGTM::abi_dispatch::NOLOCK to NONTXNAL.
926 * beginend.cc (GTM::gtm_transaction::begin_transaction): Delegate mode
927 decision to retry.cc.
928 * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Use serial mode
929 only.
930 (GTM::gtm_transaction::decide_begin_dispatch): Same.
931 * method-serial.cc: Adapt to new dispatch. Add serial mode with undo
932 logging.
933 * barrier.cc: Use new barriers definitions.
934 (abi_dispatch::memmove_overlap_check): New.
935 * config/x86/x86_sse.cc: Same.
936 * config/x86/x86_avx.cc: Same.
937 * Makefile.am: Don't build readonly and wbetl methods, memset.cc and
938 memcpy.cc.
939 * Makefile.in: Rebuild.
940 * method-readonly.cc: Remove.
941 * method-wbetl.cc: Rename GTM::abi_dispatch::lock_type to ls_modifier.
942 Rename GTM::abi_dispatch::NOLOCK to NONTXNAL.
943
9442011-06-30 Torvald Riegel <triegel@redhat.com>
945
946 * alloc_c.cc (_ITM_dropReferences): Don't support it anymore.
947 * testsuite/libitm.c++/dropref.C: _ITM_dropReferences is expected to fail.
948 * testsuite/libitm.c/dropref-2.c: Same.
949 * testsuite/libitm.c/dropref.c: Same.
950
9512011-06-30 Torvald Riegel <triegel@redhat.com>
952
953 * config/generic/tls.h (gtm_disp): Rename to abi_disp.
954 * config/generic/tls.h (set_gtm_disp): Rename to set_abi_disp.
955 * libitm_i.h: Rename gtm_dispatch to abi_dispatch.
956 * alloc_c.cc: Same.
957 * barrier.tpl: Same.
958 * beginend.c: Same.
959 * config/generic/tls.h: Same.
960 * config/x86/tls.h: Same.
961 * libitm_i.h: Same.
962 * memcpy.cc: Same.
963 * memset.cc: Same.
964 * method-readonly.cc: Same.
965 * method-serial.cc: Same.
966 * method-wbetl.cc: Same.
967 * retry.cc: Same.
968
9692011-03-03 Richard Henderson <rth@redhat.com>
970
971 * config/posix/rwlock.cc (write_upgrade): Add missing case.
972 From Patrik Marlier <patrick.marlier@unine.ch>.
973
9742011-02-03 Richard Henderson <rth@redhat.com>
975
976 * acinclude.m4 (LIBITM_CHECK_SIZE_T_MANGLING): New.
977 * configure.ac: Use it.
978 * configure, config.h.in: Rebuild.
979 * alloc_cpp.cc (_ZnwX): Use MANGLE_SIZE_T in constructing the name.
980 (_ZnaX, _ZnwXRKSt9nothrow_t, _ZnaXRKSt9nothrow_t, _ZGTtnwX,
981 _ZGTtnaX, _ZGTtnwXRKSt9nothrow_t, _ZGTtnaXRKSt9nothrow_t): Likewise.
982 * libitm.map: Use wildcards to match size_t mangling.
983
9842010-12-14 Richard Henderson <rth@redhat.com>
985
986 * beginend.cc (GTM::gtm_transaction::begin_transaction): Allocate
987 blocks of TIDs per thread.
988 * config/generic/tls.h (struct gtm_thread): Add local_tid member.
989 (setup_gtm_thr): Return the thread structure.
990 * config/x86/tls.h (setup_gtm_thr): Likewise.
991
9922010-12-14 Richard Henderson <rth@redhat.com>
993
994 * clone.cc (table_lock): Remove.
995 (find_clone): Don't take it.
996 (ExcludeTransaction): New helper class.
997 (_ITM_registerTMCloneTable): Use it.
998 (_ITM_deregisterTMCloneTable): Likewise.
999
10002010-12-14 Richard Henderson <rth@redhat.com>
1001
1002 * config/x86/tls.h: New file.
1003
10042010-07-15 Richard Henderson <rth@redhat.com>
1005
1006 * Makefile.am (AM_CXXFLAGS): Add -funwind-tables.
1007 * Makefile.in: Rebuild.
1008
10092010-07-13 Aldy Hernandez <aldyh@redhat.com>
1010
1011 * method-wbetl.cc (trydropreference): Fix source line.
1012
10132010-07-13 Aldy Hernandez <aldyh@redhat.com>
1014
1015 * libitm.h: Add comment.
1016 * libitm_i.h (begin_transaction): Add ITM_REGPARM.
1017
10182010-07-07 Aldy Hernandez <aldyh@redhat.com>
1019
1020 * configure.ac: Call LIBITM_CHECK_64BIT_SYNC_BUILTINS.
1021 * beginend.cc (begin_transaction): If 64-bit sync builtins are not
1022 available, use pthread mutexes.
1023 * acinclude.m4 (LIBITM_CHECK_64BIT_SYNC_BUILTINS): New.
1024 * config.h.in: Regenerate.
1025 * configure: Regenerate.
1026
10272010-07-06 Aldy Hernandez <aldyh@redhat.com>
1028
1029 * libitm.h (ITM_PURE): Define.
1030 Declare _ITM_malloc, _ITM_calloc, and _ITM_free.
1031
10322010-06-28 Aldy Hernandez <aldyh@redhat.com>
1033
1034 * method-wbetl.cc (class wbetl_dispatch): Add trydropreference.
1035 (validate): Add comment.
1036 (trydropreference): New.
1037 * method-readonly.cc (class readonly_dispatch): Add
1038 trydropreference.
1039 * alloc_c.cc (_ITM_dropReferences): Remove const attribute.
1040 Call trydropreference().
1041 * libitm.h (_ITM_dropReferences): Remove const attribute.
1042 * method-serial.cc (class serial_dispatch): Add trydropreference.
1043 * libitm_i.h (struct gtm_dispatch): Add trydropreference.
1044
10452010-06-28 Aldy Hernandez <aldyh@redhat.com>
1046
1047 * memcpy.cc (do_memcpy): Comment.
1048
10492010-06-25 Aldy Hernandez <aldyh@redhat.com>
1050
1051 * barrier.tpl: Add comments throughout.
1052
10532010-06-24 Aldy Hernandez <aldyh@redhat.com>
1054
1055 * method-wbetl.cc (struct w_entry): Add comments.
1056 (trycommit): Same.
1057 (rollback): Same.
1058
10592010-06-24 Aldy Hernandez <aldyh@redhat.com>
1060
1061 * alloc_c.cc (_ITM_dropReferences): New.
1062 * libitm.map (_ITM_dropReferences): Add.
1063 * libitm.h (_ITM_dropReferences): Add transaction_pure attribute.
1064 * libitm_i.h (struct gtm_transaction): Declare
1065 drop_references_allocations and drop_references_local.
1066 * local.cc (rollback_local): Ignore memory when applicable.
1067 (drop_references_local): New.
1068
10692010-06-23 Richard Henderson <rth@redhat.com>
1070
1071 * barrier.tpl, beginend.cc, clone.cc, tls.h, memcpy.cc,
1072 memset.cc, method-serial.cc: Revert the 2010-06-16 change.
1073 * config/x86/target.h (struct gtm_jmpbuf): Change CFA type to void*.
1074 * config/alpha/target.h: Likewise.
1075 * config/generic/tls.cc (gtm_mask_stack): Use it.
1076
10772010-06-23 Richard Henderson <rth@redhat.com>
1078
1079 * config/posix/cachepage.cc (gtm_cacheline_page::operator new): Use
1080 a mutex instead of trying a lock-free compare-and-swap on the list.
1081 (gtm_cacheline_page::operator delete): Likewise.
1082
10832010-06-16 Richard Henderson <rth@redhat.com>
1084
1085 * method-wbetl.cc (wbetl_dispatch::trycommit): Discard changes
1086 that overlap the libitm stack.
1087 * barrier.tpl: Mark incoming stack.
1088 * beginend.cc (_ITM_rollbackTransaction, _ITM_abortTransaction,
1089 _ITM_commitTransaction, _ITM_commitTransactionEH): Likewise.
1090 * clone.cc (_ITM_getTMCloneOrIrrevocable): Likewise.
1091 * memcpy.cc, memset.cc: Likewise.
1092 * method-serial.cc (_ITM_changeTransactionMode): Likewise.
1093 * config/generic/tls.h (gtm_thread): Add stack_top member.
1094 (gtm_stack_top, set_gtm_stack_top, struct gtm_stack_marker): New.
1095 * libitm_i.h (gtm_mask_stack): Declare.
1096 * config/generic/tls.cc: New file.
1097 * Makefile.am (libitm_la_SOURCES): Add it.
1098 (AM_CXXFLAGS): Turn off exceptions.
1099 * Makefile.in: Rebuild.
1100
11012010-06-16 Richard Henderson <rth@redhat.com>
1102
1103 * alloc.cc (struct gtm_alloc_action): Move definition ...
1104 * libitm_i.h: ... here.
1105 (class gtm_transaction): Declare new and delete.
1106 * beginend.cc (alloc_tx): Reformulate as operator new.
1107 (free_tx): Reformulate as operator delete.
1108 * config/generic/tls.h (gtm_thread): Change free_tx member to void *.
1109
11102010-06-11 Richard Henderson <rth@redhat.com>
1111
1112 * clone.cc (clone_entry_compare): Fix typo.
1113 From Patrik Marlier <patrick.marlier@unine.ch>.
1114
11152010-05-13 Richard Henderson <rth@redhat.com>
1116
1117 * alloc_c.cc (_ITM_malloc, _ITM_calloc, _ITM_free): Wrap functions
1118 in extern "C".
1119
11202010-05-07 Aldy Hernandez <aldyh@redhat.com>
1121
1122 * libitm_i.h (struct gtm_transaction): Remove
1123 get_allocation_size.
1124 (record_allocation): Remove size parameter.
1125 * libitm.map (_ITM_realloc): Remove.
1126 * alloc_c.cc (_ITM_realloc): Remove.
1127 (_ITM_malloc): Remove size argument to record_allocation.
1128 (_ITM_calloc): Same.
1129 * alloc_cpp.cc (_ZGTtnwm): Same.
1130 (_ZGTtnwmRKSt9nothrow_t): Same.
1131 (_ZGTtnam): Same.
1132 (_ZGTtnamRKSt9nothrow_t): Same.
1133 * alloc.cc (struct gtm_alloc_action): Remove size.
1134 (get_allocation_size): Remove.
1135 (commit_allocations): Add comment.
1136 (record_allocation): Remove size parameter.
1137 (forget_allocation): Remove set of size.
1138
11392010-04-19 Aldy Hernandez <aldyh@redhat.com>
1140
1141 * Makefile.am (abi_version): New.
1142 (AM_CXXFLAGS): Pass abi_version.
1143 * Makefile.in: Regenerate.
1144 * config/x86/unaligned.h: Remove always_inline kludge for vectors.
1145
11462010-04-06 Aldy Hernandez <aldyh@redhat.com>
1147
1148 * clone.cc (_ITM_getTMCloneOrIrrevocable): Rename from
1149 _ITM_getTMCloneOrIrrevokable.
1150 * libitm.h (_ITM_getTMCloneOrIrrevocable): Same.
1151 * libitm.map (_ITM_getTMCloneOrIrrevocable): Same.
1152
11532010-03-26 Aldy Hernandez <aldyh@redhat.com>
1154
1155 * configure.ac: Remove Linux futex support.
1156 * configure.tgt (config_path): Same.
1157 * Makefile.am: Same.
1158 * config/linux: Remove entire directory.
1159 * configure: Rebuild.
1160 * Makefile.in: Rebuild.
1161 * testsuite/Makefile.in: Rebuild.
1162
11632010-03-09 Aldy Hernandez <aldyh@redhat.com>
1164
1165 * retry.cc (decide_retry_strategy): Set state to STATE_SERIAL when
1166 switching to serial mode.
1167 * beginend.cc (trycommit_and_finalize): Unlock serial_lock.
1168
11692010-03-03 Aldy Hernandez <aldyh@redhat.com>
1170
1171 * configure.tgt: Add emacs -*- tags.
1172 * barrier.tpl: Same.
1173
11742010-02-23 Aldy Hernandez <aldyh@redhat.com>
1175
1176 * Makefile.am: Rename serial.cc to method-serial.cc.
1177 * Makefile.in: Regenerate with automake 1.11.1.
1178 * testsuite/Makefile.in: Same.
1179 * aclocal.m4: Regenerate with aclocal 1.11.1.
1180 * method-serial.cc: Rename from serial.cc.
1181 * libitm_i.h (struct gtm_transaction): Update comment on
1182 serialirr_mode.
1183
11842010-02-22 Aldy Hernandez <aldyh@redhat.com>
1185
1186 * libitm_i.h (GTM_longjmp): Add ITM_REGPARM.
1187 * config/linux/rwlock.h (class gtm_rwlock): Add comments.
1188
11892010-02-11 Aldy Hernandez <aldyh@redhat.com>
1190
1191 * configure: Rebuild.
1192
11932009-11-12 Richard Henderson <rth@redhat.com>
1194
1195 * Rewrite everything in C++.
1196
11972009-11-03 Richard Henderson <rth@redhat.com>
1198
1199 * config/x86/x86_sse.c, config/x86/x86_avx.c: New files.
1200 * Makefile.am (libitm_la_SOURCES): Add them.
1201 * configure.ac (ARCH_X86): New conditional.
1202 * Makefile.in, configure: Rebuild.
1203 * configure.tgt: Set up ARCH; do cflags setup at the same time.
1204 Move futex setup into "other system configury" case.
1205 * local.c (rollback_local): Merge into ...
1206 (GTM_rollback_local): ... here.
1207 (GTM_LB): Rename from GTM_alloc_local; do the memcpy here.
1208 (_ITM_LB): Define as an alias to GTM_LB.
1209
12102009-11-03 Richard Henderson <rth@redhat.com>
1211
1212 * method-readonly.c: New file.
1213 * Makefile.am (libitm_la_SOURCES): Add it.
1214 * Makefile.in: Rebuild.
1215 * beginend.c (gtm_stmlock_array, gtm_clock): New.
1216 (GTM_begin_transaction): Use dispatch_readonly for read-only txn.
1217 * libitm_i.h (gtm_stmlock, gtm_version): Move from method-wbetl.c.
1218 (GTM_VERSION_MAX, GTM_VERSION_INVALID, gtm_stmlock_owned_p,
1219 gtm_stmlock_set_owned, gtm_stmlock_get_addr,
1220 gtm_stmlock_get_version, gtm_stmlock_set_version, LOCK_ARRAY_SIZE,
1221 gtm_stmlock_array, gtm_get_stmlock, gtm_clock, RESTART_NOT_READONLY,
1222 gtm_get_clock, gtm_inc_clock): New.
1223 * method-wbetl.c (gtm_version, gtm_stmlock, OWNED_MASK, VERSION_MAX,
1224 LOCK_GET_OWNED, LOCK_SET_ADDR, LOCK_GET_ADDR, LOCK_GET_TIMESTAMP,
1225 LOCK_SET_TIMESTAMP, LOCK_ARRAY_SIZE, LOCK_MASK, LOCK_IDX, GET_LOCK,
1226 locks, gclock, CLOCK, GET_CLOCK, FETCH_AND_INC_CLOCK): Remove and
1227 replace uses with new libitm_i.h symbols.
1228 (dispatch_wbetl): Rename from wbetl_dispatch.
1229 * retry.c (GTM_decide_retry_strategy): If RESTART_NOT_READONLY, move
1230 away from dispatch_readonly; abort if the beginTransaction call
1231 asserted that the transaction was readonly.
1232
12332009-11-03 Richard Henderson <rth@redhat.com>
1234
1235 * memset.c: New file.
1236 * Makefile.am (libitm_la_SOURCES): Add it.
1237 * Makefile.in: Rebuild.
1238 * testsuite/libitm.c/memset-1.c: New.
1239
12402009-11-03 Richard Henderson <rth@redhat.com>
1241
1242 * dispatch.c: Remove file.
1243 * useraction.c (struct gtm_user_action): Move from libitm.h.
1244 * serial.c (GTM_null_read_lock, GTM_null_write_lock): New.
1245 (serial_memset, serial_memmove, serial_memcpy): Remove.
1246 (serial_W*, serial_R*): Remove.
1247 (serial_dispatch): Update to match.
1248 * configure.ac: Move Werror down below configure checks. Don't
1249 check for sys/loadavg.h, do check for malloc.h. Don't check for
1250 getloadavg and clock_gettime; do check for memalign, posix_memalign.
1251 Use GCC_AC_FUNC_MMAP_BLACKLIST
1252 * libitm.h: Split out all internal items to...
1253 * libitm_i.h: ... here. New file.
1254 * copymask.c: New file.
1255 * local.c (struct gtm_local_undo): Move from libitm.h.
1256 (GTM_alloc_local): Rename from alloc_local; export.
1257 * memcpy.c: New file.
1258 * alloc_c.c (_ITM_realloc): Use _ITM_memcpyRnWt directly.
1259 * config/posix/page.c: New file.
1260 * config/posix/target_tls.h: Remove file.
1261 * barrier.c: New file.
1262 * Makefile.am (libitm_la_SOURCES): Add barrier.c, memcpy.c,
1263 copymask.c, page.c.
1264 * alloc.c (struct gtm_alloc_action): Move from libitm.h.
1265 * method-wbetl.c: Rewrite for new cacheline methods.
1266 * Makefile.in, configure, testsuite/Makefile.in, config.h.in: Rebuild.
1267
1268 * config/alpha/sjlj.S: Fix typo.
1269 * config/alpha/target_i.h: Copy functions from alpha/target.h.
1270 * config/alpha/copymask.c: New file.
1271 * config/alpha/target.h (CACHELINE_SIZE): New.
1272 (STRICT_ALIGNMENT, PAGE_SIZE, FIXED_PAGE_SIZE): New.
1273
1274 * config/x86/target_i.h: Copy functions from x86/target.h.
1275 * config/x86/copymask.c: New file.
1276 * config/x86/target.h (_ITM_ALL_TARGET_TYPES): Remove.
1277 (CACHELINE_SIZE, STRICT_ALIGNMENT): New.
1278 (PAGE_SIZE, FIXED_PAGE_SIZE): New.
1279 * config/x86/target_tls.h: Move contents to target_i.h.
1280
1281 * testsuite/libitm.c/clone-1.c: Include libitm.h.
1282 * testsuite/libitm.c/memcpy-1.c: New.
1283
12842009-10-22 Richard Henderson <rth@redhat.com>
1285
1286 * Makefile.am (CCAS, CCASFLAGS, LTCCASCOMPILE): Remove.
1287 (AM_CCASFLAGS): New.
1288 * configure.ac: Add AM_PROG_AS. Use m4_rename_force for
1289 saving/restoring _AC_ARG_VAR_PRECIOUS.
1290 * Makefile.in, aclocal.m4, config.h.in, configure,
1291 testsuite/Makefile.in: Rebuild with automake 1.11; autoconf 2.64.
1292
12932009-10-22 Richard Henderson <rth@redhat.com>
1294
1295 * testsuite/*: Update for new compiler syntax.
1296
12972009-10-21 Richard Henderson <rth@redhat.com>
1298
1299 * libitm.h (_ITM_abortReason): Add outerAbort.
1300
13012009-08-03 Richard Henderson <rth@redhat.com>
1302
1303 * libitm.map (_ITM_commitTransactionEH, _ITM_cxa_allocate_exception,
1304 _ITM_cxa_begin_catch, _ITM_cxa_end_catch, _ITM_cxa_throw): Export.
1305 * method-wbetl.c (struct w_entry): Remove mask.
1306 (wbetl_write, wbetl_load): Return pointer to word containing the data;
1307 adjust all callers.
1308
13092009-07-22 Richard Henderson <rth@redhat.com>
1310
1311 * eh_cpp.c: New file.
1312 * Makefile.am (libitm_la_SOURCES): Add it.
1313 * Makefile.in: Rebuild.
1314 * beginend.c (GTM_rollback_transaction): Undo exception state.
1315 (GTM_trycommit_transaction): Mark inline.
1316 (GTM_trycommit_and_finalize_transaction): Split out from ...
1317 (_ITM_commitTransaction): ... here.
1318 (_ITM_commitTransactionEH): New function.
1319 * libitm.h (struct gtm_transaction): Add cxa_catch_count,
1320 cxa_unthrown, eh_in_flight; reorder.
1321
1322 * testsuite/libitm.c++/c++.exp: New.
1323 * testsuite/libitm.c++/eh-1.C: New.
1324
1325 * aatree.c (aa_free): Remove REGPARM.
1326 * aatree.h: Remove all REGPARM.
1327
13282009-07-18 Richard Henderson <rth@redhat.com>
1329
1330 * aatree.c, aatree.h, alloc.c, alloc_c.c, alloc_cpp.c: New files.
1331 * Makefile.am (libitm_la_SOURCES): Add them.
1332 * Makefile.in: Rebuild.
1333 * beginend.c (GTM_rollback_transaction): Use GTM_commit_allocations.
1334 (GTM_trycommit_transaction): Likewise.
1335 * libitm.h: Include aatree.h
1336 (struct gtm_alloc_action): New.
1337 (struct gtm_transaction): Add alloc_actions.
1338 (GTM_record_allocation, GTM_forget_allocation): Declare.
1339 (GTM_get_allocation_size, GTM_commit_allocations): Declare.
1340 * libitm.map (_ITM_malloc, _ITM_calloc, _ITM_realloc, _ITM_free,
1341 _ZGTtnwm, _ZGTtnam, _ZGTtdlPv, _ZGTtdaPv, _ZGTtnwmRKSt9nothrow_t,
1342 _ZGTtnamRKSt9nothrow_t, _ZGTtdlPvRKSt9nothrow_t,
1343 _ZGTtdaPvRKSt9nothrow_t): Export.
1344
13452009-07-18 Richard Henderson <rth@redhat.com>
1346
1347 * target_tls.h: Move ...
1348 * config/posix/target_tls.h: ... here.
1349
13502009-07-07 Richard Henderson <rth@redhat.com>
1351
1352 * config/x86/target.h (atomic_write_barrier): Use sfence if available.
1353
13542009-07-07 Richard Henderson <rth@redhat.com>
1355
1356 * Update to GPL3.
1357
13582009-07-07 Richard Henderson <rth@redhat.com>
1359
1360 * libitm.h (struct gtm_transaction): Widen id to _ITM_transactionId_t.
1361 * beginend.c (global_tid): Widen to _ITM_transactionId_t.
1362
1363 * configure.tgt: Don't use -ftls-model for x86 linux.
1364 * libitm.h: Include target.h after standard includes.
1365 (_gtm_thr): Rename from gtm_thr.
1366 (setup_gtm_thr, gtm_thr, gtm_tx, set_gtm_tx): New.
1367 (gtm_disp, set_gtm_disp): New.
1368 * beginend.c, dispatch.c, local.c, method-wbetl.c, query.c,
1369 retry.c, serial.c, useraction.c: Use accessor functions throughout.
1370 * config/alpha/target_tls.h, config/x86/target_tls.h: New files.
1371
13722009-07-07 Richard Henderson <rth@redhat.com>
1373
1374 * config/linux/rwlock.c (EZ): New define. Use it throughout.
1375
13762009-07-06 Richard Henderson <rth@redhat.com>
1377
1378 * libitm.h (_ITM_SRCLOCATION_DECL_1, _ITM_SRCLOCATION_DECL_2): Remove.
1379 (_ITM_SRCLOCATION_DEFN_1, _ITM_SRCLOCATION_DEFN_2): Remove.
1380 (_ITM_beginTransaction): Take variadic arguments.
1381 (_ITM_registerThrownObject): Declare.
1382 * beginend.c, serial.c: Update.
1383 * libitm.map: Add _ITM_registerThrownObject.
1384
13852009-01-28 Richard Henderson <rth@redhat.com>
1386
1387 * Makefile.am (libitm_la_SOURCES): Add clone.c.
1388 * Makefile.in: Rebuild.
1389 * beginend.c (_ITM_abortTransaction): Abort if irrevokable.
1390 (GTM_restart_transaction): Fix uninstrumented code check.
1391 * retry.c (GTM_decide_retry_strategy): Add serial check.
1392 * serial.c (GTM_serialmode): Add irrevokable variable. Don't
1393 automatically go irrevokable when in serial mode.
1394 * clone.c: New file.
1395 * libitm.h, libitm.map: Update.
1396
13972009-01-27 Richard Henderson <rth@redhat.com>
1398
1399 * Makefile.am (LTCCASCOMPILE): Define.
1400 (libitm_la_SOURCES): Add methid-wbetl.c.
1401 * testsuite/Makefile.am: New
1402 * configure.ac: Add testsuite/Makefile.
1403 * Makefile.in, testsuite/Makefile.in, configure: Regenerate.
1404 * beginend.c (GTM_begin_transaction): Install wbetl_dispatch.
1405 (_ITM_abortTransaction): Finalize implementation method; pass
1406 transaction properties to longjmp.
1407 (GTM_restart_transaction): Split out from ...
1408 (_ITM_commitTransaction): ... here.
1409 * config/linux/x86/futex_bits.h (cpu_relax, atomic_write_barrier):
1410 Move to config/x86/target.h.
1411 * config/linux/alpha/futex_bits.h: New.
1412 * config/x86/sjlj.S (GTM_longjmp): Fix 64-bit input register.
1413 * config/x86/target.h: Disable target types for 32-bit.
1414 * config/alpha/sjlj.S, config/alpha/target.h: New.
1415 * libitm.h (struct gtm_dispatch): Add init, fini.
1416 (enum restart_reason): New.
1417 (struct gtm_transaction): Add method and restarts.
1418 * retry.c (GTM_decide_retry_strategy): Implement.
1419 * serial.c (serial_init, serial_fini): New.
1420 (GTM_serialmode): Finialize outgoing method.
1421 * method-wbetl.c: New.
1422
14232008-12-09 Richard Henderson <rth@redhat.com>
1424
1425 * config/x86/target.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): New.
1426 * configure.tgt (i386-*, x86_64-*): Don't force SSE.
1427 * dispatch.c (_ITM_##R##T, _ITM_##W##T): Use _ITM_TYPE_ATTR.
1428 * libitm.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): Provide default.
1429 (_ITM_TYPE_M64, _ITM_TYPE_M128, _ITM_TYPE_M256): Move to x86 header.
1430 (_ITM_ALL_TYPES): Use _ITM_ALL_TARGET_TYPES.
1431 * local.c (_ITM_L##T): Use _ITM_TYPE_ATTR.
1432 * serial.c (serial_R##T, serial_W##T): Likewise.
1433
14342008-11-21 Richard Henderson <rth@redhat.com>
1435
1436 * Initial commit.
Mirror of https://gcc.gnu.org/git/gcc.git