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s390.c: Rename UNSPEC_CCU_TO_INT to UNSPEC_STRCMPCC_TO_INT and UNSPEC_CCZ_TO_INT...
[thirdparty/gcc.git] / libitm / ChangeLog
CommitLineData
5a3fe9b6
AK		 12013-06-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2
3 * config/s390/target.h: Include htmintrin.h.
4 (_HTM_ITM_RETRIES): New macro definition.
5 (htm_available, htm_init, htm_begin, htm_begin_success)
6 (htm_commit, htm_abort, htm_abort_should_retry): New functions.
7
6c84d576
IS		 82013-06-20 Iain Sandoe <iain@codesourcery.com>
9 Cesar Philippidis <cesar@codesourcery.com>
10
11 * testsuite/lib/libitm.exp: Reorder lib loads into dependency order.
12 Do not load_gcc_lib gcc-dg.exp and add a comment as to why.
13 * testsuite/libitm.c/c.exp: load_gcc_lib gcc-dg.exp.
14 * testsuite/libitm.c++/c++.exp: load_gcc_lib gcc-dg.exp.
15
480c696b
TR		 162013-06-20 Torvald Riegel <triegel@redhat.com>
17
18 * query.cc (_ITM_inTransaction): Abort when using the HTM fastpath.
19 (_ITM_getTransactionId): Same.
20 * config/x86/target.h (htm_transaction_active): New.
21
b1db457b
TR		 222013-06-20 Torvald Riegel <triegel@redhat.com>
23
24 PR libitm/57643
25 * beginend.cc (gtm_thread::begin_transaction): Handle reentrancy in
26 the HTM fastpath.
27
51249377
GP		 282013-03-31 Gerald Pfeifer <gerald@pfeifer.com>
29
30 PR bootstrap/56714
31 * local_atomic (__always_inline): Always define our version.
32 (__calculate_memory_order): Mark inline.
33 (atomic_thread_fence): Ditto.
34 (atomic_signal_fence): Ditto.
35 (atomic_bool::atomic_flag_test_and_set_explicit): Ditto.
36 (atomic_bool::atomic_flag_clear_explicit): Ditto.
37 (atomic_bool::atomic_flag_test_and_set): Ditto.
38 (atomic_bool::atomic_flag_clear): Ditto.
39
f818478b
JJ		 402013-04-23 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
41
42 * config/s390/sjlj.S: New file.
43 * config/s390/target.h: New file.
44 * configure.tgt: Set options for S/390.
45
ab4425be
AK		 462013-03-23 Andi Kleen <ak@linux.intel.com>
47
48 * local_atomic (__always_inline): Add.
49 (__calculate_memory_order, atomic_thread_fence,
50 atomic_signal_fence, test_and_set, clear, store, load,
51 exchange, compare_exchange_weak, compare_exchange_strong,
52 fetch_add, fetch_sub, fetch_and, fetch_or, fetch_xor):
53 Add __always_inline to force inlining.
54
6c59ffd1
IS		 552013-02-11 Iain Sandoe <iain@codesourcery.com>
56 Jack Howarth <howarth@bromo.med.uc.edu>
57 Patrick Marlier <patrick.marlier@gmail.com>
58
59 PR libitm/55693
60 * alloc_cpp.cc: Enable function declarations on darwin.
61 * eh_cpp.cc: Likewise.
62
75f9527c
RS		 632013-02-03 Richard Sandiford <rdsandiford@googlemail.com>
64
65 Update copyright years.
66
64fbcc74
TR		 672012-11-09 Torvald Riegel <triegel@redhat.com>
68
69 * beginend.cc (htm_fastpath): New.
70 (gtm_thread::begin_transaction, _ITM_commitTransaction,
71 _ITM_commitTransactionEH): Add HTM fastpath handling.
72 * config/linux/rwlock.h (gtm_rwlock.is_write_locked): New.
73 * config/posix/rwlock.h (gtm_rwlock.is_write_locked): New.
74 * config/x86/target.h (htm_available, htm_init, htm_begin_success,
75 htm_begin, htm_commit, htm_abort, htm_abort_should_retry): New.
76 * configure.tgt: Add -mrtm to XCFLAGS.
77 * method-serial.cc (htm_mg, o_htm_mg, htm_dispatch, dispatch_htm): New.
78 (gtm_thread::serialirr_mode): Add HTM fastpath handling.
79 * libitm_i.h (htm_fastpath, dispatch_htm): Declare.
80 * retry.cc (parse_default_method): Add HTM method parsing.
81 (gtm_thread::number_of_threads_changed): Use HTM by default if
82 available.
83
b9efc877
TS		 842012-11-04 Thomas Schwinge <thomas@codesourcery.com>
85
86 * configure: Regenerate.
87
07d3b5c8
RH		 882012-10-31 Richard Henderson <rth@redhat.com>
89
90 * acinclude.m4 (LIBITM_CHECK_AS_RTM): New.
91 * configure.ac: Use it.
92 * config.h.in, configure: Rebuild.
93 * testsuite/Makefile.in: Rebuild.
94
eb00e959
TR		 952012-10-24 Torvald Riegel <triegel@redhat.com>
96
97 * libitm.texi: Clarify ABI requirements for data-logging functions.
98
b679c813
TR		 992012-10-24 Torvald Riegel <triegel@redhat.com>
100
101 * retry.cc (gtm_thread::decide_begin_dispatch): Ask dispatch whether
102 it requires serial mode instead of assuming that for certain
103 dispatchs.
104 * dispatch.h (abi_dispatch::requires_serial): New.
105 (abi_dispatch::abi_dispatch): Adapt.
106 * method-gl.cc (gl_wt_dispatch::gl_wt_dispatch): Adapt.
107 * method-ml.cc (ml_wt_dispatch::ml_wt_dispatch): Same.
108 * method-serial.cc (serialirr_dispatch::serialirr_dispatch,
109 serial_dispatch::serial_dispatch,
110 serialirr_onwrite_dispatch::serialirr_onwrite_dispatch): Same.
111
0c609a21
UB		 1122012-10-02 Uros Bizjak <ubizjak@gmail.com>
113
114 * config/x86/target.h (struct gtm_jmpbuf): Merge x86_64
115 and ia32 declarations some more.
116 * config/x86/sjlj.S (_ITM_beginTransaction): Move ret to common code.
117
c0758df9
JJ		 1182012-09-20 Jakub Jelinek <jakub@redhat.com>
119
120 PR other/43620
121 * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
122 * configure: Regenerate.
123 * Makefile.in: Regenerate.
124
690c45b8
DE		 1252012-09-14 David Edelsohn <dje.gcc@gmail.com>
126
127 * configure: Regenerated.
128
68a12ef3
UB		 1292012-07-31 Uros Bizjak <ubizjak@gmail.com>
130
131 * config/x86/target.h (cpu_relax): Use __builtin_ia32_pause.
132
f2f9a097
PM		 1332012-05-21 Patrick Marlier <patrick.marlier@gmail.com>
134
135 * eh_cpp.cc: Fix __cxa_end_catch declaration.
136
e6d5f8c9
L		 1372012-05-16 H.J. Lu <hongjiu.lu@intel.com>
138
139 * configure: Regenerated.
140
0100e3b3
L		 1412012-04-04 H.J. Lu <hongjiu.lu@intel.com>
142
143 PR libitm/52854
144 * config/x86/target.h (gtm_jmpbuf): Replace long with long long
145 for x86-64.
146
2f6935f4
TG		 1472012-04-03 Tristan Gingold <gingold@adacore.com>
148
149 * configure: Regenerate.
150
b9c23a61
L		 1512012-03-31 H.J. Lu <hongjiu.lu@intel.com>
152
153 PR bootstrap/52812
154 * configure.tgt (i[456]86-*-linux*): Handle -mx32 like -m64.
155
6a26a74d
BRF		 1562012-03-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
157
158 * testsuite/lib/libitm.exp: load fortran-modules.exp
159
b24513a1
RO		 1602012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
161
162 * configure.tgt (*-*-irix6*): Remove.
163
0d23faac
TR		 1642012-03-13 Torvald Riegel <triegel@redhat.com>
165
166 PR libitm/52526
167 * config/linux/rwlock.cc (GTM::gtm_rwlock::read_lock): Fix lost
168 wake-up.
169
5c30094f
RO		 1702012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
171
172 * configure.tgt (*-*-osf*): Remove.
173 * configure: Regenerate.
174
d28b0b08
TR		 1752012-03-05 Torvald Riegel <triegel@redhat.com>
176
177 * dispatch.h (CREATE_DISPATCH_METHODS_MEM): Don't execute
178 memtransfer/memset if size isn't larger than zero.
179
034209bc
TR		 1802012-03-02 Torvald Riegel <triegel@redhat.com>
181
182 * libitm.texi: Link to specification and add a usage example.
183
bc8da6ba
TR		 1842012-02-24 Torvald Riegel <triegel@redhat.com>
185
186 * retry.cc (GTM::gtm_thread::number_of_threads_changed): Change
187 default dispatch for more than 1 thread to ml_wt.
188
63b08143
TR		 1892012-02-20 Torvald Riegel <triegel@redhat.com>
190
191 * method-gl.cc (gl_wt_dispatch::orec): Put on separate cacheline.
192
4c9bd6ac
TR		 1932012-02-20 Torvald Riegel <triegel@redhat.com>
194
195 * method-gl.cc (gl_wt_dispatch::rollback): Optimize memory orders.
196
651ff415
TR		 1972012-02-20 Torvald Riegel <triegel@redhat.com>
198
199 * method-gl.cc (gl_wt_dispatch::trycommit): Remove handling of
200 serial mode corner cases made obsolete by prior gtm_rwlock changes.
201 (gl_wt_dispatch.rollback): Same.
202
efee0113
TR		 2032012-02-20 Torvald Riegel <triegel@redhat.com>
204
205 * method-gl.cc (gl_wt_dispatch::pre_write): Optimize memory orders.
206
33a03827
TR		 2072012-02-20 Torvald Riegel <triegel@redhat.com>
208
209 * method-gl.cc (gl_wt_dispatch::memtransfer_static): Add missing undo
210 for RfW src. Optimize number of calls to gtm_thr.
211
a19db3f2
TR		 2122012-02-20 Torvald Riegel <triegel@redhat.com>
213
214 * beginend.cc (GTM::gtm_thread::begin_transaction): Move serial lock
215 acquisition to ...
216 * retry.cc (GTM::gtm_thread::decide_begin_dispatch): ... here.
217 (default_dispatch): Make atomic.
218 (GTM::gtm_thread::set_default_dispatch): Access atomically.
219 (GTM::gtm_thread::decide_retry_strategy): Access atomically and
220 use decide_begin_dispatch() if default_dispatch might have changed.
221 (GTM::gtm_thread::number_of_threads_changed): Initialize
222 default_dispatch here.
223
e948a1fb
IS		 2242012-02-15 Iain Sandoe <iains@gcc.gnu.org>
225 Patrick Marlier <patrick.marlier@gmail.com>
226
227 PR libitm/52220
228 * alloc_cpp.cc: No dummy definitions for darwin.
229 * eh_cpp.cc: Likewise.
230
72824d5e
RH		 2312012-02-14 Richard Henderson <rth@redhat.com>
232
233 * config/x86/target.h (GTM_longjmp): Correct the .cfi corrections.
234
1f319dba
UB		 2352012-02-14 Uros Bizjak <ubizjak@gmail.com>
236
237 * config/x86/target.h (GTM_longjmp): Correct .cfi directives.
238
31772c95
TR		 2392012-02-14 Torvald Riegel <triegel@redhat.com>
240
241 * libitm_i.h (GTM::gtm_rwlog_entry): New.
242 (GTM::gtm_thread): Add read and write logs.
243 (GTM::dispatch_ml_wt): Declare.
244 * retry.cc (parse_default_method): Support ml_wt.
245 * method-ml.cc: New file.
246 * Makefile.am: Add method-ml.cc.
247 * Makefile.in: Regenerate.
248
5b9cf5d2
TR		 2492012-02-14 Torvald Riegel <triegel@redhat.com>
250
251 * dispatch.h (GTM::abi_dispatch::supports): New.
252 (GTM::method_group::reinit): New.
253 * retry.cc (GTM::gtm_thread::decide_retry_strategy): Use reinit().
254 (GTM::gtm_thread::number_of_threads_changed): Check that the method
255 supports the current situation.
256
7d33bcb7
TR		 2572012-02-14 Torvald Riegel <triegel@redhat.com>
258
259 * util.cc (GTM::xcalloc): New.
260 * common.h (GTM::xcalloc): Declare.
261
62513f7b
EB		 2622012-02-14 Eric Botcazou <ebotcazou@adacore.com>
263
264 * config/sparc/target.h (cpu_relax): Read from CC register.
265 * config/sparc/sjlj.S (GTM_longjmp): Restore %fp atomically.
266
2672012-02-14 Uros Bizjak <ubizjak@gmail.com>
d4a698d4
UB		 268
269 * config/x86/target.h (GTM_longjmp): Jump indirect from memory address.
270
f3f5e3c3
EB		 2712012-02-13 Eric Botcazou <ebotcazou@adacore.com>
272
62513f7b 273 * configure.tgt (target_cpu): Handle sparc and sparc64/sparcv9.
f3f5e3c3
EB		 274 * config/sparc/cacheline.h: New file.
275 * config/sparc/target.h: Likewise.
276 * config/sparc/sjlj.S: Likewise.
277 * config/linux/sparc/futex_bits.h: Likewise.
278
2792012-02-13 Eric Botcazou <ebotcazou@adacore.com>
255a9a1b
EB		 280
281 * configure.ac (link_itm): Fix comment.
282 * configure: Regenerate.
283 * testsuite/lib/libitm.exp: Do not pass -litm for the link.
284
681355e3
RO		 2852012-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
286
fc985d2f 287 PR libitm/51822
62513f7b 288 * testsuite/libitm.c++/c++.exp (lang_link_flags): Add -shared-libgcc.
681355e3
RO		 289 Correct libgomp references.
290
999bcff5
TR		 2912012-01-24 Torvald Riegel <triegel@redhat.com>
292
293 * config/linux/rwlock.cc (GTM::gtm_rwlock::write_unlock): Fix reader
294 wake-up.
295
9848887a
UB		 2962012-01-24 Uros Bizjak <ubizjak@gmail.com>
297
298 * config/x86/target.h (gtm_jmpbuf) [__x86_64__]: Move rip to the
299 end of structure.
300 * config/x86/sjlj.S (_ITM_beginTransaction) [__x86_64__]: Update
301 offset values. Do not copy return address. Decrement stack
302 by 56 bytes only.
303 (GTM_longjump) [__x86_64__]: Update offset values.
304
5752c591
UB		 3052012-01-23 Uros Bizjak <ubizjak@gmail.com>
306
307 PR libitm/51830
308 * config/x86/sjlj.S (_ITM_beginTransaction) [!__x86_64__]: Load
309 the first function argument to %eax.
310
61e72ca4
RO		 3112012-01-23 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
312
313 * libitm.h (_ITM_getThreadnum): Remove.
314 * libitm.map (_ITM_getThreadnum): Remove from LIBITM_1.0.
315
9ce91011
RO		 3162012-01-23 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
317
318 * clearcap.map: New file.
319 * acinclude.m4 (LIBITM_CHECK_LINKER_HWCAP): New test.
320 * configure.ac: Call it.
321 Clear HWCAP_LDFLAGS if defaulting to -mavx.
322 * Makefile.am (AM_LDFLAGS): Add $(HWCAP_LDFLAGS)
323 * configure: Regenerate.
324 * Makefile.in: Regenerate.
325 * testsuite/Makefile.in: Regenerate.
326
3b4f05ec
RO		 3272012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
328
329 PR libitm/51173
330 * testsuite/libitm.c++/static_ctor.C: Skip test, note PR, remove
331 include, exclude options.
332
aab74ee9
TR		 3332012-01-14 Torvald Riegel <triegel@redhat.com>
334
335 * local.cc (GTM::gtm_undolog::rollback): Truncate undo log after
336 rolling back.
337 * containers.h (GTM::vector::set_size): New.
338
07b6642b
TR		 3392012-01-14 Torvald Riegel <triegel@redhat.com>
340
341 PR libitm/51855
342 * config/generic/tls.h (GTM::mask_stack_top): New.
343 (GTM::mask_stack_bottom): Declare.
344 * config/generic/tls.c (GTM::mask_stack_bottom): New.
345 * local.cc (gtm_undolog::rollback): Filter out any updates that
346 overlap the libitm stack. Add current transaction as parameter.
347 * libitm_i.h (GTM::gtm_undolog::rollback): Adapt.
348 * beginend.cc (GTM::gtm_thread::rollback): Adapt.
349 * testsuite/libitm.c/stackundo.c: New test.
350
8377e5e5
RH		 3512012-01-10 Richard Henderson <rth@redhat.com>
352
353 * libitm_i.h (_Unwind_DeleteException): Declare weak.
354 * eh_cpp.cc (_Unwind_DeleteException): Define for
355 !HAVE_ELF_STYLE_WEAKREF.
356
11f30bb0
TR		 3572012-01-08 Torvald Riegel <triegel@redhat.com>
358
359 * local.cc (GTM_LB): Use GTM::gtm_undolog.
360 (GTM::gtm_thread::drop_references_undolog): Remove.
361 (GTM::gtm_thread::commit_undolog,
362 GTM::gtm_thread::rollback_undolog): Move to ...
363 * libitm_i.h (GTM::gtm_undolog): ...here. New.
364 (GTM::gtm_undolog_entry): Remove.
365 (GTM::gtm_thread): Adapt.
366 * beginend.cc (GTM::gtm_thread::rollback): Adapt.
367 (GTM::gtm_thread::trycommit): Adapt.
368 * method-serial.cc (serial_dispatch::log): Adapt.
369 * method-gl.cc (gl_wt_dispatch::pre_write): Adapt.
370 (gl_wt_dispatch::store): Fix likely/unlikely.
371 * containers.h (GTM::vector::resize): Add additional_capacity
372 parameter and handle it.
373 (GTM::vector::resize_noinline): New/adapt.
374 (GTM::vector::push): New.
375
a32e5e93
RH		 3762012-01-06 Richard Henderson <rth@redhat.com>
377
378 * configure.tgt: Support powerpc-linux and powerpc-darwin.
379 * config/linux/powerpc/futex_bits.h: New file.
380 * config/powerpc/cacheline.h: New file.
381 * config/powerpc/sjlj.S: New file.
382 * config/powerpc/target.h: New file.
383 * config/generic/asmcfi.h (cfi_offset): New.
384 (cfi_restore, cfi_undefined): New.
385
1f53a8e6
AH		 3862012-01-05 Aldy Hernandez <aldyh@redhat.com>
387
388 PR other/51171
389 * testsuite/libitm.c/reentrant.c: Remove xfail.
390 (thread): Pass x to pure().
be223aaf 391 From Patrik Marlier <patrick.marlier@gmail.com>.
1f53a8e6 392
c898f7b8
TR		 3932011-12-24 Torvald Riegel <triegel@redhat.com>
394
395 * beginend.cc (GTM::gtm_thread::trycommit): Don't enforce
396 privatization safety if already in serial mode.
397
610e3901
TR		 3982011-12-24 Torvald Riegel <triegel@redhat.com>
399
400 * beginend.cc (GTM::gtm_thread::restart): Add and handle
401 finish_serial_upgrade parameter.
402 * libitm.h (GTM::gtm_thread::restart): Adapt declaration.
403 * config/linux/rwlock.cc (GTM::gtm_rwlock::write_lock_generic):
404 Don't unset reader flag.
405 (GTM::gtm_rwlock::write_upgrade_finish): New.
406 * config/posix/rwlock.cc: Same.
407 * config/linux/rwlock.h (GTM::gtm_rwlock::write_upgrade_finish):
408 Declare.
409 * config/posix/rwlock.h: Same.
410 * method-serial.cc (GTM::gtm_thread::serialirr_mode): Unset reader
411 flag after commit or after rollback when restarting.
412
799142bf
TR		 4132011-12-24 Torvald Riegel <triegel@redhat.com>
414
415 * beginend.cc (GTM::gtm_thread::begin_transaction): Add comment.
416 (GTM::gtm_thread::try_commit): Changed memory order.
417 * config/linux/alpha/futex_bits.h (sys_futex0): Take atomic int
418 as parameter.
419 * config/linux/x86/futex_bits.h (sys_futex0): Same.
420 * config/linux/sh/futex_bits.h (sys_futex0): Same.
421 * config/linux/futex_bits.h (sys_futex0): Same.
422 * config/linux/futex.cc (futex_wait, futex_wake): Same.
423 * config/linux/futex.h (futex_wait, futex_wake): Same.
424 * config/linux/rwlock.h (gtm_rwlock::writers,
425 gtm_rwlock::writer_readers, gtm_rwlock::readers): Change to atomic
426 ints.
427 * config/linux/rwlock.cc (gtm_rwlock::read_lock,
428 gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock,
429 gtm_rwlock::write_unlock): Fix memory orders and fences.
430 * config/posix/rwlock.cc (gtm_rwlock::read_lock,
431 gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock,
432 gtm_rwlock::write_unlock): Same.
433 * config/linux/rwlock.h (gtm_rwlock::summary): Change to atomic int.
434 * method-gl.cc (gl_mg::init, gl_wt_dispatch::memtransfer_static,
435 gl_wt_dispatch::memset_static, gl_wt_dispatch::begin_or_restart):
436 Add comments.
437 (gl_wt_dispatch::pre_write, gl_wt_dispatch::validate,
438 gl_wt_dispatch::load, gl_wt_dispatch::store,
439 gl_wt_dispatch::try_commit, gl_wt_dispatch::rollback): Fix memory
440 orders and fences. Add comments.
441
b0f96e35
JJ		 4422011-12-21 Jakub Jelinek <jakub@redhat.com>
443
444 * Makefile.am (AM_CXXFLAGS): Put $(XCFLAGS) first.
445 * Makefile.in: Regenerated.
446
cc163247
KK		 4472011-12-17 Kaz Kojima <kkojima@gcc.gnu.org>
448
449 * configure.tgt: Add sh* case.
450 * config/sh/target.h: New file.
451 * config/sh/sjlj.S: New file.
452 * config/linux/sh/futex_bits.h: New file.
453
aebac0ca
RH		 4542011-12-14 Richard Henderson <rth@redhat.com>
455
456 * config/arm/hwcap.h, config/arm/hwcap.cc: New files.
457 * config/arm/sjlj.S, config/arm/target.h: New files.
458 * config/generic/asmcfi.h (cfi_adjust_cfa_offset): New.
459 (cfi_rel_offset): New.
460 * config/linux/futex_bits.h: New file.
461 * config/linux/futex.cc: Include futex_bits.h here...
462 * config/linux/futex.h: ... not here.
463 * Makefile.am (libitm_la_SOURCES) <ARCH_ARM>: Add hwcap.cc.
464 * configure.ac (ARCH_AM): New conditional.
465 * Makefile.in, configure: Rebuild.
466 * configure.tgt: Handle ARM.
467
36cfbee1
RH		 4682011-12-13 Richard Henderson <rth@redhat.com>
469
5d9d05d3
RH		 470 * config/posix/rwlock.cc (gtm_rwlock::write_lock_generic): Fix
471 signed/unsigned comparison werror.
472
36cfbee1
RH		 473 * local_atomic: New file.
474 * libitm_i.h: Include it.
475 (gtm_thread::shared_state): Use atomic template.
476 * beginend.cc (GTM::gtm_clock): Use atomic template.
477 (global_tid): Use atomic template if 64-bit atomics available.
478 (gtm_thread::gtm_thread): Update shared_state access.
479 (gtm_thread::trycommit): Likewise.
480 (choose_code_path): Update global_tid access.
481 * method-gl.cc (gl_mg::orec): Use atomic template. Update all users.
482 * stmlock.h (GTM::gtm_clock): Use atomic template.
483 (gtm_get_clock, gtm_inc_clock): Update accesses.
484 * config/linux/rwlock.cc (gtm_rwlock::read_lock): Remove
485 redundant __sync_synchronize after atomic shared_state access.
486 * config/posix/rwlock.cc (gtm_rwlock::read_lock): Likewise.
487 (gtm_rwlock::write_lock_generic): Likewise.
488 (gtm_rwlock::read_unlock): Likewise.
489 * config/alpha/target.h (atomic_read_barrier): Remove.
490 (atomic_write_barrier): Remove.
491 * config/x86/target.h (atomic_read_barrier): Remove.
492 (atomic_write_barrier): Remove.
493
062f93f2
RH		 4942011-11-30 Richard Henderson <rth@redhat.com>
495
496 * libitm_i.h (GTM_longjmp): Swap first and second arguments.
497 * beginend.c (_ITM_abortTransaction): Update to match.
498 (GTM::gtm_thread::restart): Likewise.
499 * config/alpha/sjlj.S (GTM_longjmp): Likewise.
500 * config/x86/sjlj.S (GTM_longjmp): Likewise.
501
bd8aaa86
IS		 5022011-11-23 Iain Sandoe <iains@gcc.gnu.org>
503
504 * Makefile.am (libitm_la_LDFLAGS): Remove "-no-undefined".
505 * Makefile.in: Regenerate.
506
8cf36bb3
IS		 5072011-11-22 Iain Sandoe <iains@gcc.gnu.org>
508
509 * configure.ac: Use GCC_CHECK_ELF_STYLE_WEAKREF.
510 * alloc_cpp.cc: Generate dummy functions if we don't
511 HAVE_ELF_STYLE_WEAKREF.
512 * eh_cpp.cc: Likewise.
513 * configure: Regenerate.
514 * aclocal.m4: Likewise.
515 * config.h.in: Likewise.
516 * Makefile.in: Likewise.
517 * testsuite/Makefile.in: Likewise.
518
0b41ebef
IS		 5192011-11-22 Iain Sandoe <iains@gcc.gnu.org>
520
521 * config/x86/sjlj.S (CONCAT1, CONCAT2, SYM): Respond to
522 __USER_LABEL_PREFIX__ for targets that use it.
8cf36bb3 523 (TYPE, SIZE, HIDDEN): New macros to assist on non-elf targets.
0b41ebef
IS		 524 (_ITM_beginTransaction): Use SYM, TYPE, SIZE macros to assist
525 in portability to non-elf targets.
8cf36bb3 526 (GTM_longjmp): Likewise.
0b41ebef
IS		 527 * libitm_i.h (begin_transaction): Apply __USER_LABEL_PREFIX__
528 where required.
529
9c9d352a
IS		 5302011-11-22 Iain Sandoe <iains@gcc.gnu.org>
531
532 * testsuite/libitm.c/memcpy-1.c: Allow for MAP_ANON spelling.
533 * testsuite/libitm.c/memset-1.c: Likewise.
534
c6084f68
AT		 5352011-11-21 Andreas Tobler <andreast@fgznet.ch>
536
537 * configure: Regenerate.
538
adcd36bc
RO		 5392011-11-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
540
541 * acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Handle gold.
542 (LIBITM_ENABLE_SYMVERS): Handle sun style.
543 * Makefile.am: Handle sun style versioning.
544 (libitm_la_LINK): Add $(libitm_la_LDFLAGS).
545 * configure: Regenerate.
546 * Makefile.in: Regenerate.
547
59659b59
RO		 5482011-11-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
549
550 * config/generic/asmcfi.h: Fix comment.
551 * config/x86/sjlj.S (_ITM_beginTransaction): Provide ELF PIC code
552 sequence without .hidden support, error for non-ELF targets.
553 (GTM_longjmp) [__ELF__]: Only use .hidden if
554 HAVE_ATTRIBUTE_VISIBILITY.
555
d846e425
RO		 5562011-11-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
557
558 * alloc_cpp.cc [__osf__] (_ZnwX, _ZdlPv, _ZnaX, _ZdaPv,
559 _ZnwXRKSt9nothrow_t, _ZdlPvRKSt9nothrow_t, _ZdaPvRKSt9nothrow_t):
560 Dummy functions.
561 * eh_cpp.cc [__osf__] (__cxa_allocate_exception, __cxa_throw,
562 __cxa_begin_catch, __cxa_end_catch, __cxa_tm_cleanup): Likewise.
563
80713347
UB		 5642011-11-16 Uros Bizjak <ubizjak@gmail.com>
565
566 PR bootstrap/51098
567 * acinclude.m4 (LIBITM_CHECK_AS_AVX): Fix target selector.
568 * configure: Regenerate.
569
2841f85e
L		 5702011-11-14 H.J. Lu <hongjiu.lu@intel.com>
571
572 * testsuite/lib/libitm.exp: Check ia32 instead of ilp32.
573
8851b429
RO		 5742011-11-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
575
576 * config/alpha/sjlj.S (_ITM_beginTransaction) [!__ELF__]: Don't use
577 .hidden.
578 (.note.GNU-stack): Only use if __linux__.
579 * alloc_cpp.cc [!__osf__] (_ZnaXRKSt9nothrow_t): Dummy function.
580 * testsuite/libitm.c/notx.c: Use dg-options "-pthread".
581 * testsuite/libitm.c/reentrant.c: Likewise.
582 * testsuite/libitm.c/simple-2.c: Likewise.
583 * testsuite/libitm.c/txrelease.c: Likewise.
584 * testsuite/libitm.c++/static_ctor.C: Likewise.
585
d4b17902
RH		 5862011-11-10 Richard Henderson <rth@redhat.com>
587
588 * config/x86/x86_avx.cc: Remove #undef __AVX__ hack. Tidy comments.
589 * Makefile.am (x86_avx.lo): Only add -mavx if ARCH_X86_AVX.
590 * configure.ac (ARCH_X86_AVX): New conditional.
591 * Makefile.in, configure: Rebuild.
592
430616e7
RH		 5932011-11-09 Richard Henderson <rth@redhat.com>
594
595 * acinclude.m4 (LIBITM_CHECK_AS_AVX): New.
596 * configure.ac: Use it.
597 * config.h.in, configure: Rebuild.
598 * config/x86/x86_avx.cc: Handle !HAVE_AS_AVX.
599
79b1edb6
RH		 6002011-11-09 Richard Henderson <rth@redhat.com>
601
602 * barrier.tpl, memcpy.cc, memset.cc, method-wbetl.cc: Remove file.
603 * config/alpha/unaligned.h: Remove file.
604 * config/generic/unaligned.h: Remove file.
605 * config/x86/unaligned.h: Remove file.
606 * config/generic/cachepage.h: Remove file.
607 * config/posix/cachepage.cc: Remove file.
608 * config/generic/cacheline.cc: Remove file.
609 * config/x86/cacheline.cc: Remove file.
610 * config/generic/cacheline.h (gtm_cacheline): Remove the
611 store_mask, copy_mask, copy_mask_wb methods.
612 * config/x86/cacheline.h: Likewise.
613 * config/alpha/cacheline.h: Fall back to generic after setting size.
614 * config/generic/tls.cc (gtm_mask_stack): Remove.
615 * config/x86/x86_avx.cc (GTM_vpperm_shift): Remove.
616 (GTM_vpalignr_table): Remove.
617 * config/x86/x86_sse.cc (GTM_palignr_table): Remove.
618 (GTM_pshift_table): Remove.
619 * config/libitm_i.h: Don't include cachepage.h.
620 * Makefile.am (libitm_la_SOURCES): Remove cacheline.cc, cachepage.cc
621 * Makefile.in, testsuite/Makefile.in: Rebuild.
622
4bdd090f
RH		 6232011-11-09 Richard Henderson <rth@redhat.com>
624
8ee9fac2
RH		 625 * config/x86/cacheline.h (gtm_cacheline::store_mask): Use .byte
626 to emit branch prediction hint.
627
9bdc6343
RH		 628 * config/x86/sjlj.S: Protect elf directives with __ELF__.
629 Protect .note.GNU-stack with __linux__.
630
4bdd090f
RH		 631 * configure.ac (GCC_AS_CFI_PSEUDO_OP): Test it.
632 * configure, aclocal.m4, config.h.in: Rebuild.
633 * config/generic/asmcfi.h: New file.
634 * config/x86/sjlj.S: Use it.
635
4408b086
RH		 6362011-11-08 Richard Henderson <rth@redhat.com>
637
638 * local.cc (_ITM_LB): Use a normal call, not a function alias.
639
01f3428c
RH		 6402011-11-08 Richard Henderson <rth@redhat.com>
641
3d3b05ff
RH		 642 * configure.tgt: Test correct directory for supported cpus.
643
01f3428c
RH		 644 * configure.ac: Exit if unsupported.
645 * configure: Rebuild.
646 * configure.tgt: Delete boilerplate from libgomp for unsupported
647 targets. Set UNSUPPORTED for unsupported targets.
648
07f03cd3
RO		 6492011-11-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
650
651 * configure.tgt: Handle i386 like i[456]86.
652 * config/generic/tls.h [!HAVE_ARCH_GTM_THREAD] (gtm_thr): Don't
653 take address.
654 * config/generic/tls.cc [!HAVE_ARCH_GTM_THREAD ||
655 !HAVE_ARCH_GTM_THREAD_DISP] (_gtm_thr_tls): New variable.
656
0a35513e
AH		 6572011-11-05 Aldy Hernandez <aldyh@redhat.com>
658
659 * method-wbetl.cc: Update copyright notice.
660 * aatree.cc: Same.
661 * util.cc: Same.
662 * libitm.h: Same.
663 * memset.cc: Same.
664 * eh_cpp.cc: Same.
665 * barrier.tpl: Same.
666 * useraction.cc: Same.
667 * stmlock.h: Same.
668 * memcpy.cc: Same.
669 * common.h: Same.
670 * config/generic/tls.cc: Same.
671 * config/generic/cacheline.h: Same.
672 * config/generic/cachepage.h: Same.
673 * config/generic/cacheline.cc: Same.
674 * config/generic/unaligned.h: Same.
675 * config/x86/cacheline.h: Same.
676 * config/x86/cacheline.cc: Same.
677 * config/x86/unaligned.h: Same.
678 * config/alpha/cacheline.h: Same.
679 * config/alpha/unaligned.h: Same.
680 * config/alpha/sjlj.S: Same.
681 * config/posix/cachepage.cc: Same.
682 * config/linux/futex.h: Same.
683 * config/linux/alpha/futex_bits.h: Same.
684
6852011-11-04 Torvald Riegel <triegel@redhat.com>
686
687 * libitm.texi: No cover text and invariant sections.
688
6892011-11-03 Richard Henderson <rth@redhat.com>
690
691 * local_type_traits: New file.
692 * libitm_i.h: Use it. Use C headers, not C++ wrappers.
693
6942011-11-03 Richard Henderson <rth@redhat.com>
695
696 * configure.ac: Don't test for gfortran.
697 * configure: Rebuild.
698
699 * testsuite/lib/libitm.exp: Don't include gfortran-dg.exp.
700 * testsuite/libitm.c++/c++.exp: Don't use gfortran-dg-runtest.
701
7022011-11-03 Aldy Hernandez <aldyh@redhat.com>
703
704 * testsuite/libitm.c/memcpy-1.c: Add copyright notice.
705 * testsuite/libitm.c/memset-1.c: Same.
706 * testsuite/libitm.c/c.exp: Same.
707 * testsuite/lib/libitm-dg.exp: Same.
708 * testsuite/lib/libitm.exp: Same.
709 * testsuite/libitm.c++/c++.exp: Same.
710
7112011-11-03 Aldy Hernandez <aldyh@redhat.com>
712
713 * testsuite/config/default.exp: Update copyright date.
714 * configure.ac: Add copyright info.
715 * configure.tgt: Same.
716
7172011-11-03 Aldy Hernandez <aldyh@redhat.com>
718
719 * testsuite/libitm.c/reentrant.c: XFAIL.
720 * testsuite/libitm.c++/static_ctor.C: XFAIL.
721
7222011-10-29 Torvald Riegel <triegel@redhat.com>
723
724 * beginend.cc (GTM::gtm_thread::rollback): Add aborting flag and
725 handle aborts.
726 (_ITM_abortTransaction): Handle aborts of outer transactions.
727 * libitm_i.h: Same.
728 * eh_cpp.cc (GTM::gtm_thread::revert_cpp_exceptions): Fix assertion.
729 * libitm.texi: Document aborts of outer transactions.
730 * testsuite/libitm.c/cancel.c: New file.
731
7322011-10-19 Torvald Riegel <triegel@redhat.com>
733
734 * testsuite/*: Change __transaction to __transaction_atomic or
735 __transaction_relaxed.
736
7372011-10-19 Torvald Riegel <triegel@redhat.com>
738
739 * config/linux/x86/tls.h (abi_disp): Make TLS slot read volatile.
740 (gtm_thr): Same.
741
7422011-10-19 Torvald Riegel <triegel@redhat.com>
743
744 * libitm_i.h: Add gl_wt dispatch.
745 * retry.cc (parse_default_method): Same.
746 * method-gl.cc: New file.
747 * Makefile.am: Use method-gl.cc.
748 * Makefile.in: Rebuild.
749
7502011-10-19 Torvald Riegel <triegel@redhat.com>
751
752 * beginend.cc (GTM::gtm_thread::trycommit): Ensure privatization
753 safety if requested by a TM method.
754 * dispatch.h (GTM::abi_dispatch::trycommit): Add parameter for
755 privatization safety.
756 * method-serial.cc: Same.
757
7582011-10-19 Torvald Riegel <triegel@redhat.com>
759
760 * libitm_i.h: Renamed gtm_local_undo to gtm_undolog_entry.
761 (GTM::gtm_thread): Renamed local_undo to undolog. Renamed
762 undolog-related member functions from *_local to *_undolog.
763 * local.cc (gtm_thread::commit_undolog): Same.
764 * beginend.cc (GTM::gtm_thread::trycommit): Same.
765 (GTM::gtm_thread::rollback): Roll back undolog before
766 dispatch-specific rollback.
767
7682011-10-19 Torvald Riegel <triegel@redhat.com>
769
770 * retry.cc (GTM::gtm_thread::decide_retry_strategy): Handle
771 re-initialization of the current method group.
772 * libitm_i.h (GTM::gtm_restart_reason): Add restart reason for this.
773
7742011-10-19 Torvald Riegel <triegel@redhat.com>
775
776 * alloc.cc (commit_allocations_2): Do not free transaction-local
777 memory when committing a nested transaction.
778
7792011-10-19 Torvald Riegel <triegel@redhat.com>
780
781 * method-serial.cc (GTM::gtm_thread::serialirr_mode): Fixed: Use
782 serial-irrevocable dispatch, not serial.
783
7842011-10-19 Torvald Riegel <triegel@redhat.com>
785
786 * libitm_i.h (GTM::gtm_restart_reason): Re-arrange and clean up
787 declarations.
788 * dispatch.h (GTM::abi_dispatch::begin_or_restart): New.
789 * method-serial.cc: Implement begin_or_restart().
790 * beginend.cc (GTM::gtm_thread::begin_transaction): Call
791 dispatch-specific begin_or_restart().
792 (GTM::gtm_thread::restart): Same.
793
7942011-08-23 Torvald Riegel <triegel@redhat.com>
795
796 * retry.cc (GTM::gtm_thread::decide_retry_strategy): Cleanup. Fix
797 restarting without switching to serial mode.
798 (GTM::gtm_thread::decide_begin_dispatch): Let the caller set the
799 transaction state. Choose closed-nesting alternative if available.
800 (GTM::gtm_thread::set_default_dispatch): New.
801 (parse_default_method): New.
802 (GTM::gtm_thread::number_of_threads_changed): New.
803 * method-serial.cc (GTM::serial_mg): New method group class.
804 (GTM::serialirr_dispatch): Belongs to serial_mg. Remove reinit and
805 fini.
806 (GTM::serial_dispatch): Same.
807 (GTM::serialirr_onwrite_dispatch): Same.
808 (GTM::gtm_thread::serialirr_mode): Remove calls to fini.
809 * beginend.cc (GTM::gtm_thread::~gtm_thread): Maintain number of
810 registered threads.
811 (GTM::gtm_thread::gtm_thread): Same.
812 (_ITM_abortTransaction): Remove calls to abi_dispatch::fini().
813 (GTM::gtm_thread::trycommit): Same. Reset number of restarts.
814 (GTM::gtm_thread::begin_transaction): Let decide_begin_dispatch()
815 choose dispatch but set state according to dispatch here.
816 * dispatch.h (GTM::abi_dispatch::fini): Move to method group.
817 (GTM::method_group): New class.
818 (GTM::abi_dispatch): Add comments. Maintain pointer to method_group.
819 * libitm_i.h (GTM::gtm_thread): Add declarations for new members.
820 * libitm.texi: Document TM methods, method groups, method life cycle.
821 Rename method sets to method groups.
822
8232011-08-23 Torvald Riegel <triegel@redhat.com>
824
825 * config/x86/tls.h: Moved to ...
826 * config/linux/x86/tls.h: ... here.
827
8282011-08-23 Torvald Riegel <triegel@redhat.com>
829
830 * config/x86/tls.h: Use __x86_64__ instead of __LP64__.
831 Add X32 support.
832 * config/x86/sjlj.S: Same.
833
8342011-08-19 Torvald Riegel <triegel@redhat.com>
835
836 * config/linux/rwlock.h: New file.
837 * config/linux/rwlock.c: New file.
838 * configure.ac: Reenable futex support (undo SVN rev 157758).
839 * Makefile.am: Same.
840 * configure.tgt: Same.
841 * config/linux/alpha/futex_bits.h: Same.
842 * config/linux/futex.h: Same. Return number of woken processes.
843 * config/linux/futex.cc: Same.
844 (futex_wait): Remove spinning.
845 * config/linux/x86/futex_bits.h: Same. Set futex timeout to zero.
846 Use __x86_64__ instead of __LP64__.
847 * aclocal.m4: Include generic futex checks.
848 * configure: Rebuild.
849 * Makefile.in: Rebuild.
850 * testsuite/Makefile.in: Rebuild.
851 * beginend.cc: Include pthread.h.
852 * config/posix/cachepage.cc: Same.
853
8542011-08-12 Torvald Riegel <triegel@redhat.com>
855
856 * config/x86/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
857 (abi_disp, set_abi_disp): Move to tx's TLS slot.
858 (set_gtm_thr): New.
859 * config/generic/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
860 (set_gtm_thr): New.
861 (GTM::gtm_thread::thread_num): Removed.
862 (GTM::gtm_thread): Renamed to GTM::gtm_thread_tls.
863 * libitm_i.h (GTM::gtm_transaction): Renamed to GTM::gtm_thread. More
864 tx-to-thread renaming.
865 * beginend.cc: Adapted to tx-to-thread renaming.
866 (GTM::gtm_thread::~gtm_thread): Extracted from thread_exit_handler().
867 (GTM::gtm_thread::gtm_thread): Extracted from begin_transaction().
868 * query.cc (_ITM_getTransactionId, _ITM_inTransaction): Renamed
869 gtm_transaction to gtm_thread.
870 (_ITM_getThreadnum): Removed. Not supported anymore.
871 * testsuite/libitm.c/notx.c (main): Removed _ITM_getThreadnum call.
872 * libitm.texi: Documented that _ITM_getThreadnum is not supported.
873 * useraction.cc: Renamed gtm_transaction to gtm_thread. Adapted to
874 gtm_tx-to-gtm_thr renaming if necessary.
875 * eh_cpp.cc: Same.
876 * local.cc: Same.
877 * retry.cc: Same.
878 * clone.cc: Same.
879 * alloc.cc: Same.
880 * alloc_c.cc: Same.
881 * alloc_cpp.cc: Same.
882 * method-serial.cc: Same.
883 * config/generic/tls.cc: Same.
884 * config/posix/rwlock.h (gtm_rwlock): Same.
885 * config/posix/rwlock.cc: Same. Adapted to more tx-to-thread renaming.
886
8872011-08-12 Torvald Riegel <triegel@redhat.com>
888
889 * config/posix/rwlock.cc (gtm_rwlock::read_lock): Changed locking
890 implementation.
891 (gtm_rwlock::read_unlock): Same.
892 (gtm_rwlock::write_lock_generic): New. Generalized from ...
893 (gtm_rwlock::write_lock, gtm_rwlock::write_upgrade): ... these.
894 * libitm_i.h (GTM::gtm_transaction): Added shared_state.
895 * config/posix/rwlock.h (GTM::gtm_rwlock): Removed a_reader and
896 w_upgrade. Replaced by per-transaction flags (in shared_state).
897 Added c_confirmed_writers.
898 (GTM::gtm_rwlock::read_lock, GTM::gtm_rwlock::read_unlock,
899 GTM::gtm_rwlock::write_upgrade): Add tx parameter.
900 * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
901 * method-serial.cc (GTM::gtm_transaction::serialirr_mode): Same.
902 * beginend.cc (GTM::gtm_transaction::begin_transaction,
903 _ITM_abortTransaction, GTM::gtm_transaction::trycommit): Same.
904 * libitm.texi: Document locking conventions and implementations in
905 libitm.
906
9072011-08-12 Torvald Riegel <triegel@redhat.com>
908
909 * libitm_i.h (next_tx): Add list of all threads' transaction.
910 * beginend.cc (GTM::gtm_transaction::begin_transaction): Register
911 transaction with list of transactions and ...
912 (thread_exit_handler): ... deregister here.
913 * config/alpha/target.h: Add HW_CACHELINE_SIZE setting.
914 * config/x86/target.h: Same.
915
9162011-08-12 Torvald Riegel <triegel@redhat.com>
917
918 * testsuite/libitm.c++/static_ctor.C: New file.
919
9202011-08-12 Torvald Riegel <triegel@redhat.com>
921
922 * testsuite/libitm.c/reentrant.c: New file.
923
9242011-08-12 Torvald Riegel <triegel@redhat.com>
925
926 * config/generic/tls.h: Remove the free list for transactions and ...
927 * beginend.cc (GTM::gtm_transaction::operator new): ... allocate ...
928 (GTM::gtm_transaction::operator delete): ... and release here.
929 (thread_exit_handler): New. Delete tx when thread terminates.
930 (thread_exit_init): New.
931 (GTM::gtm_transaction::begin_transaction): Set up on-exit handler.
932 * testsuite/libitm.c/txrelease.c: New file.
933
9342011-08-12 Torvald Riegel <triegel@redhat.com>
935
936 * query.cc (_ITM_getThreadnum): Set up gtm_thread if necessary.
937 * testsuite/libitm.c/notx.c: New file.
938
9392011-08-12 Torvald Riegel <triegel@redhat.com>
940
941 * config/generic/tls.h (gtm_thread): Move local_tid from here ...
942 * libitm_i.h (local_tid): ... to here.
943 * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
944 (GTM::gtm_transaction::operator new): Set up gtm_thread if necessary.
945
9462011-08-12 Torvald Riegel <triegel@redhat.com>
947
948 * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Use
949 serialirr_onwrite_dispatch as new default for now.
950 * method-serial.cc (serialirr_onwrite_dispatch): New.
951 (GTM::dispatch_serialirr_onwrite): New.
952 * libitm_i.h: Same.
953
9542011-08-12 Torvald Riegel <triegel@redhat.com>
955
956 * beginend.cc (GTM::gtm_transaction::rollback): Roll back tx id as well.
957 * query.cc (_ITM_getTransactionId): There is no active transaction if
958 the current nesting level is zero.
959
9602011-07-28 Torvald Riegel <triegel@redhat.com>
961
962 * beginend.cc (GTM::gtm_transaction::rollback): Fix nesting level
963 rollback.
964
9652011-07-28 Torvald Riegel <triegel@redhat.com>
966
967 * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Get
968 transaction properties from the caller instead of from the
969 transaction object.
970 * libitm_i.h: Same.
971 * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
972
9732011-07-28 Torvald Riegel <triegel@redhat.com>
974
975 * local.cc (gtm_transaction::rollback_local): Support closed nesting.
976 * eh_cpp.cc (GTM::gtm_transaction::revert_cpp_exceptions): Same.
977 * dispatch.h: Same.
978 * method-serial.cc: Same.
979 * beginend.cc (GTM::gtm_transaction::begin_transaction): Change to
980 flat nesting as default, and closed nesting on demand.
981 (GTM::gtm_transaction::rollback): Same.
982 (_ITM_abortTransaction): Same.
983 (GTM::gtm_transaction::restart): Same.
984 (GTM::gtm_transaction::trycommit): Same.
985 (GTM::gtm_transaction::trycommit_and_finalize): Removed.
986 (choose_code_path): New.
987 (GTM::gtm_transaction_cp::save): New.
988 (GTM::gtm_transaction_cp::commit): New.
989 * query.cc (_ITM_inTransaction): Support flat nesting.
990 * libitm_i.h (GTM::gtm_transaction_cp): New helper struct for nesting.
991 (GTM::gtm_transaction): Support flat and closed nesting.
992 * alloc.cc (commit_allocations_2): New.
993 (commit_cb_data): New helper struct.
994 (GTM::gtm_transaction::commit_allocations): Handle nested
995 commits/rollbacks.
996 * libitm.texi: Update user action section, add description of nesting.
997
9982011-07-28 Torvald Riegel <triegel@redhat.com>
999
1000 * libitm_i.h: Add closed nesting as restart reason.
1001 * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
1002
10032011-07-28 Torvald Riegel <triegel@redhat.com>
1004
1005 * useraction.cc: Use vector instead of list to store actions.
1006 Also support partial rollbacks for closed nesting.
1007 * libitm_i.h (GTM::gtm_transaction::user_action): Same.
1008 * beginend.cc: Same.
1009
10102011-07-28 Torvald Riegel <triegel@redhat.com>
1011
1012 * dispatch.h (GTM::abi_dispatch): Add can_run_uninstrumented_code and
1013 closed_nesting flags, as well as a closed nesting alternative.
1014 * method-serial.cc: Same.
1015 (serial_dispatch): Renamed to serialirr_dispatch.
1016 (GTM::dispatch_serialirr): Same.
1017 (serial_dispatch_ul): Renamed to serial_dispatch.
1018 (GTM::dispatch_serial): Same.
1019
10202011-07-28 Torvald Riegel <triegel@redhat.com>
1021
1022 * libitm.h (_ITM_codeProperties): Change pr_hasElse to the ABI's value.
1023
10242011-07-28 Torvald Riegel <triegel@redhat.com>
1025
1026 * aatree.h (aa_tree::remove): New.
1027 (aa_tree::operator new): Add placement new.
1028
10292011-07-02 Torvald Riegel <triegel@redhat.com>
1030
1031 * containers.h: New file.
1032 * util.cc (xmalloc, xrealloc): Accept cacheline-alloc flag.
1033 * libitm_i.h (xmalloc, xrealloc): Moved declarations from here ...
1034 * common.h: ... to here.
1035 (local_undo): Use GTM::vector for gtm_transaction::local_undo.
1036 * local.cc: Same.
1037
10382011-06-30 Torvald Riegel <triegel@redhat.com>
1039
1040 * libitm_i.h (STATE_ABORTING): Remove.
1041 * beginend.cc (_ITM_abortTransaction): Same.
1042 (GTM::gtm_transaction::trycommit_and_finalize): Same.
1043 * libitm.h (_ITM_registerThrownObject, _ITM_tryCommitTransaction): Remove.
1044 (_ITM_rollbackTransaction): Remove.
1045 * beginend.cc: Same.
1046 * libitm.map: Same.
1047 * libitm.texi: Document these ABI changes.
1048
10492011-06-30 Torvald Riegel <triegel@redhat.com>
1050
1051 * libitm.texi: New file.
1052 * Makefile.am: Add libitm.texi.
1053 * Makefile.in: Rebuild.
1054
10552011-06-30 Torvald Riegel <triegel@redhat.com>
1056
1057 * libitm_i.h: Move parts to common.h and dispatch.h.
1058 * common.h: New file.
1059 * dispatch.h: New file, new dispatch class.
1060 Rename GTM::abi_dispatch::lock_type to ls_modifier.
1061 RenameGTM::abi_dispatch::NOLOCK to NONTXNAL.
1062 * beginend.cc (GTM::gtm_transaction::begin_transaction): Delegate mode
1063 decision to retry.cc.
1064 * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Use serial mode
1065 only.
1066 (GTM::gtm_transaction::decide_begin_dispatch): Same.
1067 * method-serial.cc: Adapt to new dispatch. Add serial mode with undo
1068 logging.
1069 * barrier.cc: Use new barriers definitions.
1070 (abi_dispatch::memmove_overlap_check): New.
1071 * config/x86/x86_sse.cc: Same.
1072 * config/x86/x86_avx.cc: Same.
1073 * Makefile.am: Don't build readonly and wbetl methods, memset.cc and
1074 memcpy.cc.
1075 * Makefile.in: Rebuild.
1076 * method-readonly.cc: Remove.
1077 * method-wbetl.cc: Rename GTM::abi_dispatch::lock_type to ls_modifier.
1078 Rename GTM::abi_dispatch::NOLOCK to NONTXNAL.
1079
10802011-06-30 Torvald Riegel <triegel@redhat.com>
1081
1082 * alloc_c.cc (_ITM_dropReferences): Don't support it anymore.
1083 * testsuite/libitm.c++/dropref.C: _ITM_dropReferences is expected to fail.
1084 * testsuite/libitm.c/dropref-2.c: Same.
1085 * testsuite/libitm.c/dropref.c: Same.
1086
10872011-06-30 Torvald Riegel <triegel@redhat.com>
1088
1089 * config/generic/tls.h (gtm_disp): Rename to abi_disp.
1090 * config/generic/tls.h (set_gtm_disp): Rename to set_abi_disp.
1091 * libitm_i.h: Rename gtm_dispatch to abi_dispatch.
1092 * alloc_c.cc: Same.
1093 * barrier.tpl: Same.
1094 * beginend.c: Same.
1095 * config/generic/tls.h: Same.
1096 * config/x86/tls.h: Same.
1097 * libitm_i.h: Same.
1098 * memcpy.cc: Same.
1099 * memset.cc: Same.
1100 * method-readonly.cc: Same.
1101 * method-serial.cc: Same.
1102 * method-wbetl.cc: Same.
1103 * retry.cc: Same.
1104
11052011-03-03 Richard Henderson <rth@redhat.com>
1106
1107 * config/posix/rwlock.cc (write_upgrade): Add missing case.
1108 From Patrik Marlier <patrick.marlier@unine.ch>.
1109
11102011-02-03 Richard Henderson <rth@redhat.com>
1111
1112 * acinclude.m4 (LIBITM_CHECK_SIZE_T_MANGLING): New.
1113 * configure.ac: Use it.
1114 * configure, config.h.in: Rebuild.
1115 * alloc_cpp.cc (_ZnwX): Use MANGLE_SIZE_T in constructing the name.
1116 (_ZnaX, _ZnwXRKSt9nothrow_t, _ZnaXRKSt9nothrow_t, _ZGTtnwX,
1117 _ZGTtnaX, _ZGTtnwXRKSt9nothrow_t, _ZGTtnaXRKSt9nothrow_t): Likewise.
1118 * libitm.map: Use wildcards to match size_t mangling.
1119
11202010-12-14 Richard Henderson <rth@redhat.com>
1121
1122 * beginend.cc (GTM::gtm_transaction::begin_transaction): Allocate
1123 blocks of TIDs per thread.
1124 * config/generic/tls.h (struct gtm_thread): Add local_tid member.
1125 (setup_gtm_thr): Return the thread structure.
1126 * config/x86/tls.h (setup_gtm_thr): Likewise.
1127
11282010-12-14 Richard Henderson <rth@redhat.com>
1129
1130 * clone.cc (table_lock): Remove.
1131 (find_clone): Don't take it.
1132 (ExcludeTransaction): New helper class.
1133 (_ITM_registerTMCloneTable): Use it.
1134 (_ITM_deregisterTMCloneTable): Likewise.
1135
11362010-12-14 Richard Henderson <rth@redhat.com>
1137
1138 * config/x86/tls.h: New file.
1139
11402010-07-15 Richard Henderson <rth@redhat.com>
1141
1142 * Makefile.am (AM_CXXFLAGS): Add -funwind-tables.
1143 * Makefile.in: Rebuild.
1144
11452010-07-13 Aldy Hernandez <aldyh@redhat.com>
1146
1147 * method-wbetl.cc (trydropreference): Fix source line.
1148
11492010-07-13 Aldy Hernandez <aldyh@redhat.com>
1150
1151 * libitm.h: Add comment.
1152 * libitm_i.h (begin_transaction): Add ITM_REGPARM.
1153
11542010-07-07 Aldy Hernandez <aldyh@redhat.com>
1155
1156 * configure.ac: Call LIBITM_CHECK_64BIT_SYNC_BUILTINS.
1157 * beginend.cc (begin_transaction): If 64-bit sync builtins are not
1158 available, use pthread mutexes.
1159 * acinclude.m4 (LIBITM_CHECK_64BIT_SYNC_BUILTINS): New.
1160 * config.h.in: Regenerate.
1161 * configure: Regenerate.
1162
11632010-07-06 Aldy Hernandez <aldyh@redhat.com>
1164
1165 * libitm.h (ITM_PURE): Define.
1166 Declare _ITM_malloc, _ITM_calloc, and _ITM_free.
1167
11682010-06-28 Aldy Hernandez <aldyh@redhat.com>
1169
1170 * method-wbetl.cc (class wbetl_dispatch): Add trydropreference.
1171 (validate): Add comment.
1172 (trydropreference): New.
1173 * method-readonly.cc (class readonly_dispatch): Add
1174 trydropreference.
1175 * alloc_c.cc (_ITM_dropReferences): Remove const attribute.
1176 Call trydropreference().
1177 * libitm.h (_ITM_dropReferences): Remove const attribute.
1178 * method-serial.cc (class serial_dispatch): Add trydropreference.
1179 * libitm_i.h (struct gtm_dispatch): Add trydropreference.
1180
11812010-06-28 Aldy Hernandez <aldyh@redhat.com>
1182
1183 * memcpy.cc (do_memcpy): Comment.
1184
11852010-06-25 Aldy Hernandez <aldyh@redhat.com>
1186
1187 * barrier.tpl: Add comments throughout.
1188
11892010-06-24 Aldy Hernandez <aldyh@redhat.com>
1190
1191 * method-wbetl.cc (struct w_entry): Add comments.
1192 (trycommit): Same.
1193 (rollback): Same.
1194
11952010-06-24 Aldy Hernandez <aldyh@redhat.com>
1196
1197 * alloc_c.cc (_ITM_dropReferences): New.
1198 * libitm.map (_ITM_dropReferences): Add.
1199 * libitm.h (_ITM_dropReferences): Add transaction_pure attribute.
1200 * libitm_i.h (struct gtm_transaction): Declare
1201 drop_references_allocations and drop_references_local.
1202 * local.cc (rollback_local): Ignore memory when applicable.
1203 (drop_references_local): New.
1204
12052010-06-23 Richard Henderson <rth@redhat.com>
1206
1207 * barrier.tpl, beginend.cc, clone.cc, tls.h, memcpy.cc,
1208 memset.cc, method-serial.cc: Revert the 2010-06-16 change.
1209 * config/x86/target.h (struct gtm_jmpbuf): Change CFA type to void*.
1210 * config/alpha/target.h: Likewise.
1211 * config/generic/tls.cc (gtm_mask_stack): Use it.
1212
12132010-06-23 Richard Henderson <rth@redhat.com>
1214
1215 * config/posix/cachepage.cc (gtm_cacheline_page::operator new): Use
1216 a mutex instead of trying a lock-free compare-and-swap on the list.
1217 (gtm_cacheline_page::operator delete): Likewise.
1218
12192010-06-16 Richard Henderson <rth@redhat.com>
1220
1221 * method-wbetl.cc (wbetl_dispatch::trycommit): Discard changes
1222 that overlap the libitm stack.
1223 * barrier.tpl: Mark incoming stack.
1224 * beginend.cc (_ITM_rollbackTransaction, _ITM_abortTransaction,
1225 _ITM_commitTransaction, _ITM_commitTransactionEH): Likewise.
1226 * clone.cc (_ITM_getTMCloneOrIrrevocable): Likewise.
1227 * memcpy.cc, memset.cc: Likewise.
1228 * method-serial.cc (_ITM_changeTransactionMode): Likewise.
1229 * config/generic/tls.h (gtm_thread): Add stack_top member.
1230 (gtm_stack_top, set_gtm_stack_top, struct gtm_stack_marker): New.
1231 * libitm_i.h (gtm_mask_stack): Declare.
1232 * config/generic/tls.cc: New file.
1233 * Makefile.am (libitm_la_SOURCES): Add it.
1234 (AM_CXXFLAGS): Turn off exceptions.
1235 * Makefile.in: Rebuild.
1236
12372010-06-16 Richard Henderson <rth@redhat.com>
1238
1239 * alloc.cc (struct gtm_alloc_action): Move definition ...
1240 * libitm_i.h: ... here.
1241 (class gtm_transaction): Declare new and delete.
1242 * beginend.cc (alloc_tx): Reformulate as operator new.
1243 (free_tx): Reformulate as operator delete.
1244 * config/generic/tls.h (gtm_thread): Change free_tx member to void *.
1245
12462010-06-11 Richard Henderson <rth@redhat.com>
1247
1248 * clone.cc (clone_entry_compare): Fix typo.
1249 From Patrik Marlier <patrick.marlier@unine.ch>.
1250
12512010-05-13 Richard Henderson <rth@redhat.com>
1252
1253 * alloc_c.cc (_ITM_malloc, _ITM_calloc, _ITM_free): Wrap functions
1254 in extern "C".
1255
12562010-05-07 Aldy Hernandez <aldyh@redhat.com>
1257
1258 * libitm_i.h (struct gtm_transaction): Remove
1259 get_allocation_size.
1260 (record_allocation): Remove size parameter.
1261 * libitm.map (_ITM_realloc): Remove.
1262 * alloc_c.cc (_ITM_realloc): Remove.
1263 (_ITM_malloc): Remove size argument to record_allocation.
1264 (_ITM_calloc): Same.
1265 * alloc_cpp.cc (_ZGTtnwm): Same.
1266 (_ZGTtnwmRKSt9nothrow_t): Same.
1267 (_ZGTtnam): Same.
1268 (_ZGTtnamRKSt9nothrow_t): Same.
1269 * alloc.cc (struct gtm_alloc_action): Remove size.
1270 (get_allocation_size): Remove.
1271 (commit_allocations): Add comment.
1272 (record_allocation): Remove size parameter.
1273 (forget_allocation): Remove set of size.
1274
12752010-04-19 Aldy Hernandez <aldyh@redhat.com>
1276
1277 * Makefile.am (abi_version): New.
1278 (AM_CXXFLAGS): Pass abi_version.
1279 * Makefile.in: Regenerate.
1280 * config/x86/unaligned.h: Remove always_inline kludge for vectors.
1281
12822010-04-06 Aldy Hernandez <aldyh@redhat.com>
1283
1284 * clone.cc (_ITM_getTMCloneOrIrrevocable): Rename from
1285 _ITM_getTMCloneOrIrrevokable.
1286 * libitm.h (_ITM_getTMCloneOrIrrevocable): Same.
1287 * libitm.map (_ITM_getTMCloneOrIrrevocable): Same.
1288
12892010-03-26 Aldy Hernandez <aldyh@redhat.com>
1290
1291 * configure.ac: Remove Linux futex support.
1292 * configure.tgt (config_path): Same.
1293 * Makefile.am: Same.
1294 * config/linux: Remove entire directory.
1295 * configure: Rebuild.
1296 * Makefile.in: Rebuild.
1297 * testsuite/Makefile.in: Rebuild.
1298
12992010-03-09 Aldy Hernandez <aldyh@redhat.com>
1300
1301 * retry.cc (decide_retry_strategy): Set state to STATE_SERIAL when
1302 switching to serial mode.
1303 * beginend.cc (trycommit_and_finalize): Unlock serial_lock.
1304
13052010-03-03 Aldy Hernandez <aldyh@redhat.com>
1306
1307 * configure.tgt: Add emacs -*- tags.
1308 * barrier.tpl: Same.
1309
13102010-02-23 Aldy Hernandez <aldyh@redhat.com>
1311
1312 * Makefile.am: Rename serial.cc to method-serial.cc.
1313 * Makefile.in: Regenerate with automake 1.11.1.
1314 * testsuite/Makefile.in: Same.
1315 * aclocal.m4: Regenerate with aclocal 1.11.1.
1316 * method-serial.cc: Rename from serial.cc.
1317 * libitm_i.h (struct gtm_transaction): Update comment on
1318 serialirr_mode.
1319
13202010-02-22 Aldy Hernandez <aldyh@redhat.com>
1321
1322 * libitm_i.h (GTM_longjmp): Add ITM_REGPARM.
1323 * config/linux/rwlock.h (class gtm_rwlock): Add comments.
1324
13252010-02-11 Aldy Hernandez <aldyh@redhat.com>
1326
1327 * configure: Rebuild.
1328
13292009-11-12 Richard Henderson <rth@redhat.com>
1330
1331 * Rewrite everything in C++.
1332
13332009-11-03 Richard Henderson <rth@redhat.com>
1334
1335 * config/x86/x86_sse.c, config/x86/x86_avx.c: New files.
1336 * Makefile.am (libitm_la_SOURCES): Add them.
1337 * configure.ac (ARCH_X86): New conditional.
1338 * Makefile.in, configure: Rebuild.
1339 * configure.tgt: Set up ARCH; do cflags setup at the same time.
1340 Move futex setup into "other system configury" case.
1341 * local.c (rollback_local): Merge into ...
1342 (GTM_rollback_local): ... here.
1343 (GTM_LB): Rename from GTM_alloc_local; do the memcpy here.
1344 (_ITM_LB): Define as an alias to GTM_LB.
1345
13462009-11-03 Richard Henderson <rth@redhat.com>
1347
1348 * method-readonly.c: New file.
1349 * Makefile.am (libitm_la_SOURCES): Add it.
1350 * Makefile.in: Rebuild.
1351 * beginend.c (gtm_stmlock_array, gtm_clock): New.
1352 (GTM_begin_transaction): Use dispatch_readonly for read-only txn.
1353 * libitm_i.h (gtm_stmlock, gtm_version): Move from method-wbetl.c.
1354 (GTM_VERSION_MAX, GTM_VERSION_INVALID, gtm_stmlock_owned_p,
1355 gtm_stmlock_set_owned, gtm_stmlock_get_addr,
1356 gtm_stmlock_get_version, gtm_stmlock_set_version, LOCK_ARRAY_SIZE,
1357 gtm_stmlock_array, gtm_get_stmlock, gtm_clock, RESTART_NOT_READONLY,
1358 gtm_get_clock, gtm_inc_clock): New.
1359 * method-wbetl.c (gtm_version, gtm_stmlock, OWNED_MASK, VERSION_MAX,
1360 LOCK_GET_OWNED, LOCK_SET_ADDR, LOCK_GET_ADDR, LOCK_GET_TIMESTAMP,
1361 LOCK_SET_TIMESTAMP, LOCK_ARRAY_SIZE, LOCK_MASK, LOCK_IDX, GET_LOCK,
1362 locks, gclock, CLOCK, GET_CLOCK, FETCH_AND_INC_CLOCK): Remove and
1363 replace uses with new libitm_i.h symbols.
1364 (dispatch_wbetl): Rename from wbetl_dispatch.
1365 * retry.c (GTM_decide_retry_strategy): If RESTART_NOT_READONLY, move
1366 away from dispatch_readonly; abort if the beginTransaction call
1367 asserted that the transaction was readonly.
1368
13692009-11-03 Richard Henderson <rth@redhat.com>
1370
1371 * memset.c: New file.
1372 * Makefile.am (libitm_la_SOURCES): Add it.
1373 * Makefile.in: Rebuild.
1374 * testsuite/libitm.c/memset-1.c: New.
1375
13762009-11-03 Richard Henderson <rth@redhat.com>
1377
1378 * dispatch.c: Remove file.
1379 * useraction.c (struct gtm_user_action): Move from libitm.h.
1380 * serial.c (GTM_null_read_lock, GTM_null_write_lock): New.
1381 (serial_memset, serial_memmove, serial_memcpy): Remove.
1382 (serial_W*, serial_R*): Remove.
1383 (serial_dispatch): Update to match.
1384 * configure.ac: Move Werror down below configure checks. Don't
1385 check for sys/loadavg.h, do check for malloc.h. Don't check for
1386 getloadavg and clock_gettime; do check for memalign, posix_memalign.
1387 Use GCC_AC_FUNC_MMAP_BLACKLIST
1388 * libitm.h: Split out all internal items to...
1389 * libitm_i.h: ... here. New file.
1390 * copymask.c: New file.
1391 * local.c (struct gtm_local_undo): Move from libitm.h.
1392 (GTM_alloc_local): Rename from alloc_local; export.
1393 * memcpy.c: New file.
1394 * alloc_c.c (_ITM_realloc): Use _ITM_memcpyRnWt directly.
1395 * config/posix/page.c: New file.
1396 * config/posix/target_tls.h: Remove file.
1397 * barrier.c: New file.
1398 * Makefile.am (libitm_la_SOURCES): Add barrier.c, memcpy.c,
1399 copymask.c, page.c.
1400 * alloc.c (struct gtm_alloc_action): Move from libitm.h.
1401 * method-wbetl.c: Rewrite for new cacheline methods.
1402 * Makefile.in, configure, testsuite/Makefile.in, config.h.in: Rebuild.
1403
1404 * config/alpha/sjlj.S: Fix typo.
1405 * config/alpha/target_i.h: Copy functions from alpha/target.h.
1406 * config/alpha/copymask.c: New file.
1407 * config/alpha/target.h (CACHELINE_SIZE): New.
1408 (STRICT_ALIGNMENT, PAGE_SIZE, FIXED_PAGE_SIZE): New.
1409
1410 * config/x86/target_i.h: Copy functions from x86/target.h.
1411 * config/x86/copymask.c: New file.
1412 * config/x86/target.h (_ITM_ALL_TARGET_TYPES): Remove.
1413 (CACHELINE_SIZE, STRICT_ALIGNMENT): New.
1414 (PAGE_SIZE, FIXED_PAGE_SIZE): New.
1415 * config/x86/target_tls.h: Move contents to target_i.h.
1416
1417 * testsuite/libitm.c/clone-1.c: Include libitm.h.
1418 * testsuite/libitm.c/memcpy-1.c: New.
1419
14202009-10-22 Richard Henderson <rth@redhat.com>
1421
1422 * Makefile.am (CCAS, CCASFLAGS, LTCCASCOMPILE): Remove.
1423 (AM_CCASFLAGS): New.
1424 * configure.ac: Add AM_PROG_AS. Use m4_rename_force for
1425 saving/restoring _AC_ARG_VAR_PRECIOUS.
1426 * Makefile.in, aclocal.m4, config.h.in, configure,
1427 testsuite/Makefile.in: Rebuild with automake 1.11; autoconf 2.64.
1428
14292009-10-22 Richard Henderson <rth@redhat.com>
1430
1431 * testsuite/*: Update for new compiler syntax.
1432
14332009-10-21 Richard Henderson <rth@redhat.com>
1434
1435 * libitm.h (_ITM_abortReason): Add outerAbort.
1436
14372009-08-03 Richard Henderson <rth@redhat.com>
1438
1439 * libitm.map (_ITM_commitTransactionEH, _ITM_cxa_allocate_exception,
1440 _ITM_cxa_begin_catch, _ITM_cxa_end_catch, _ITM_cxa_throw): Export.
1441 * method-wbetl.c (struct w_entry): Remove mask.
1442 (wbetl_write, wbetl_load): Return pointer to word containing the data;
1443 adjust all callers.
1444
14452009-07-22 Richard Henderson <rth@redhat.com>
1446
1447 * eh_cpp.c: New file.
1448 * Makefile.am (libitm_la_SOURCES): Add it.
1449 * Makefile.in: Rebuild.
1450 * beginend.c (GTM_rollback_transaction): Undo exception state.
1451 (GTM_trycommit_transaction): Mark inline.
1452 (GTM_trycommit_and_finalize_transaction): Split out from ...
1453 (_ITM_commitTransaction): ... here.
1454 (_ITM_commitTransactionEH): New function.
1455 * libitm.h (struct gtm_transaction): Add cxa_catch_count,
1456 cxa_unthrown, eh_in_flight; reorder.
1457
1458 * testsuite/libitm.c++/c++.exp: New.
1459 * testsuite/libitm.c++/eh-1.C: New.
1460
1461 * aatree.c (aa_free): Remove REGPARM.
1462 * aatree.h: Remove all REGPARM.
1463
14642009-07-18 Richard Henderson <rth@redhat.com>
1465
1466 * aatree.c, aatree.h, alloc.c, alloc_c.c, alloc_cpp.c: New files.
1467 * Makefile.am (libitm_la_SOURCES): Add them.
1468 * Makefile.in: Rebuild.
1469 * beginend.c (GTM_rollback_transaction): Use GTM_commit_allocations.
1470 (GTM_trycommit_transaction): Likewise.
1471 * libitm.h: Include aatree.h
1472 (struct gtm_alloc_action): New.
1473 (struct gtm_transaction): Add alloc_actions.
1474 (GTM_record_allocation, GTM_forget_allocation): Declare.
1475 (GTM_get_allocation_size, GTM_commit_allocations): Declare.
1476 * libitm.map (_ITM_malloc, _ITM_calloc, _ITM_realloc, _ITM_free,
1477 _ZGTtnwm, _ZGTtnam, _ZGTtdlPv, _ZGTtdaPv, _ZGTtnwmRKSt9nothrow_t,
1478 _ZGTtnamRKSt9nothrow_t, _ZGTtdlPvRKSt9nothrow_t,
1479 _ZGTtdaPvRKSt9nothrow_t): Export.
1480
14812009-07-18 Richard Henderson <rth@redhat.com>
1482
1483 * target_tls.h: Move ...
1484 * config/posix/target_tls.h: ... here.
1485
14862009-07-07 Richard Henderson <rth@redhat.com>
1487
1488 * config/x86/target.h (atomic_write_barrier): Use sfence if available.
1489
14902009-07-07 Richard Henderson <rth@redhat.com>
1491
1492 * Update to GPL3.
1493
14942009-07-07 Richard Henderson <rth@redhat.com>
1495
1496 * libitm.h (struct gtm_transaction): Widen id to _ITM_transactionId_t.
1497 * beginend.c (global_tid): Widen to _ITM_transactionId_t.
1498
1499 * configure.tgt: Don't use -ftls-model for x86 linux.
1500 * libitm.h: Include target.h after standard includes.
1501 (_gtm_thr): Rename from gtm_thr.
1502 (setup_gtm_thr, gtm_thr, gtm_tx, set_gtm_tx): New.
1503 (gtm_disp, set_gtm_disp): New.
1504 * beginend.c, dispatch.c, local.c, method-wbetl.c, query.c,
1505 retry.c, serial.c, useraction.c: Use accessor functions throughout.
1506 * config/alpha/target_tls.h, config/x86/target_tls.h: New files.
1507
15082009-07-07 Richard Henderson <rth@redhat.com>
1509
1510 * config/linux/rwlock.c (EZ): New define. Use it throughout.
1511
15122009-07-06 Richard Henderson <rth@redhat.com>
1513
1514 * libitm.h (_ITM_SRCLOCATION_DECL_1, _ITM_SRCLOCATION_DECL_2): Remove.
1515 (_ITM_SRCLOCATION_DEFN_1, _ITM_SRCLOCATION_DEFN_2): Remove.
1516 (_ITM_beginTransaction): Take variadic arguments.
1517 (_ITM_registerThrownObject): Declare.
1518 * beginend.c, serial.c: Update.
1519 * libitm.map: Add _ITM_registerThrownObject.
1520
15212009-01-28 Richard Henderson <rth@redhat.com>
1522
1523 * Makefile.am (libitm_la_SOURCES): Add clone.c.
1524 * Makefile.in: Rebuild.
1525 * beginend.c (_ITM_abortTransaction): Abort if irrevokable.
1526 (GTM_restart_transaction): Fix uninstrumented code check.
1527 * retry.c (GTM_decide_retry_strategy): Add serial check.
1528 * serial.c (GTM_serialmode): Add irrevokable variable. Don't
1529 automatically go irrevokable when in serial mode.
1530 * clone.c: New file.
1531 * libitm.h, libitm.map: Update.
1532
15332009-01-27 Richard Henderson <rth@redhat.com>
1534
1535 * Makefile.am (LTCCASCOMPILE): Define.
1536 (libitm_la_SOURCES): Add methid-wbetl.c.
1537 * testsuite/Makefile.am: New
1538 * configure.ac: Add testsuite/Makefile.
1539 * Makefile.in, testsuite/Makefile.in, configure: Regenerate.
1540 * beginend.c (GTM_begin_transaction): Install wbetl_dispatch.
1541 (_ITM_abortTransaction): Finalize implementation method; pass
1542 transaction properties to longjmp.
1543 (GTM_restart_transaction): Split out from ...
1544 (_ITM_commitTransaction): ... here.
1545 * config/linux/x86/futex_bits.h (cpu_relax, atomic_write_barrier):
1546 Move to config/x86/target.h.
1547 * config/linux/alpha/futex_bits.h: New.
1548 * config/x86/sjlj.S (GTM_longjmp): Fix 64-bit input register.
1549 * config/x86/target.h: Disable target types for 32-bit.
1550 * config/alpha/sjlj.S, config/alpha/target.h: New.
1551 * libitm.h (struct gtm_dispatch): Add init, fini.
1552 (enum restart_reason): New.
1553 (struct gtm_transaction): Add method and restarts.
1554 * retry.c (GTM_decide_retry_strategy): Implement.
1555 * serial.c (serial_init, serial_fini): New.
1556 (GTM_serialmode): Finialize outgoing method.
1557 * method-wbetl.c: New.
1558
15592008-12-09 Richard Henderson <rth@redhat.com>
1560
1561 * config/x86/target.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): New.
1562 * configure.tgt (i386-*, x86_64-*): Don't force SSE.
1563 * dispatch.c (_ITM_##R##T, _ITM_##W##T): Use _ITM_TYPE_ATTR.
1564 * libitm.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): Provide default.
1565 (_ITM_TYPE_M64, _ITM_TYPE_M128, _ITM_TYPE_M256): Move to x86 header.
1566 (_ITM_ALL_TYPES): Use _ITM_ALL_TARGET_TYPES.
1567 * local.c (_ITM_L##T): Use _ITM_TYPE_ATTR.
1568 * serial.c (serial_R##T, serial_W##T): Likewise.
1569
15702008-11-21 Richard Henderson <rth@redhat.com>
1571
1572 * Initial commit.
Mirror of https://gcc.gnu.org/git/gcc.git