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CommitLineData
84c1b9d3
MK		 12016-11-15 Matthias Klose <doko@ubuntu.com>
2
3 * configure: Regenerate.
4
831698b8
L		 52016-04-19 H.J. Lu <hongjiu.lu@intel.com>
6
7 PR libitm/70456
8 * util.cc (xmalloc): Use posix_memalign to allocate memory on
9 on cache line if requested.
10
edcbda7e
DV		 112016-03-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
12
13 * config/s390/target.h (TARGET_BEGIN_TRANSACTION_ATTRIBUTE): Define
14 function attribute to disable floating point in begin_transaction() on
15 S/390.
16 * beginend.cc (begin_transaction): Use
17 TARGET_BEGIN_TRANSACTION_ATTRIBUTE.
18
6041f70a
TR		 192016-01-22 Torvald Riegel <triegel@redhat.com>
20
21 * beginend.cc (GTM::gtm_thread::serial_lock): Put on cacheline
22 boundary.
23 (htm_fastpath): Remove.
24 (gtm_thread::begin_transaction): Fix HTM fastpath.
25 (_ITM_commitTransaction): Adapt.
26 (_ITM_commitTransactionEH): Adapt.
27 * libitm/config/linux/rwlock.h (gtm_rwlock): Add htm_fastpath member
28 and accessors.
29 * libitm/config/posix/rwlock.h (gtm_rwlock): Likewise.
30 * libitm/config/posix/rwlock.cc (gtm_rwlock::gtm_rwlock): Adapt.
31 * libitm/config/x86/sjlj.S (_ITM_beginTransaction): Fix HTM fastpath.
32 * libitm/libitm_i.h (htm_fastpath): Remove declaration.
33 * libitm/method-serial.cc (htm_mg): Adapt.
34 (gtm_thread::serialirr_mode): Adapt.
35 * libitm/query.cc (_ITM_inTransaction, _ITM_getTransactionId): Adapt.
36
0b96ffdb
TR		 372016-01-21 Torvald Riegel <triegel@redhat.com>
38
39 * testsuite/libitm.c++/libstdc++-safeexc.C: Not supported on darwin
40 or AIX.
41
b1de98e3
RH		 422016-01-19 Richard Henderson <rth@redhat.com>
43
44 PR bootstrap/69343
45 PR bootstrap/69339
46 Revert:
47 2016-01-13 Richard Henderson <rth@redhat.com>
48
49 * Makefile.am (libitm_la_SOURCES) [ARCH_AARCH64]: Add vect128.cc
50 (libitm_la_SOURCES) [ARCH_ARM]: Add neon.cc
51 (libitm_la_SOURCES) [ARCH_PPC]: Add vect128.cc
52 (libitm_la_SOURCES) [ARCH_S390]: Add vect128.cc
53 * configure.ac (ARCH_AARCH64): New conditional.
54 (ARCH_PPC, ARCH_S390): Likewise.
55 * Makefile.in, configure: Rebuild.
56
57 * libitm.h (_ITM_TYPE_M128): Always define.
58 * vect64.cc: Split ...
59 * vect128.cc: ... out of...
60 * config/x86/x86_sse.cc: ... here.
61 * config/arm/neon.cc: New file.
62
f57fc960
TR		 632016-01-19 Torvald Riegel <triegel@redhat.com>
64
65 * local_type_traits: Remove file.
66 * libitm_i.h: Don't include it anymore.
67 (sized_integral): Remove.
68
d2653984
TR		 692016-01-16 Torvald Riegel <triegel@redhat.com>
70
71 * method-gl.cc (gl_wt_dispatch::trycommit): Ensure proxy privatization
72 safety.
73 * method-ml.cc (ml_wt_dispatch::trycommit): Likewise.
74 * libitm/testsuite/libitm.c/priv-1.c: New.
75
a04d5fc9
TR		 762015-01-15 Torvald Riegel <triegel@redhat.com>
77
78 testsuite/libitm.c++/libstdc++-safeexc.C: New.
79
e89137ce
TR		 802016-01-13 Torvald Riegel <triegel@redhat.com>
81
82 * beginend.cc (gtm_thread::trycommit): Fix seq_cst fences.
83 * config/linux/rwlock.cc (gtm_rwlock::write_lock_generic): Likewise.
84 (gtm_rwlock::write_unlock): Likewise.
85
4c868789
RH		 862016-01-13 Richard Henderson <rth@redhat.com>
87
88 * Makefile.am (libitm_la_SOURCES) [ARCH_AARCH64]: Add vect128.cc
89 (libitm_la_SOURCES) [ARCH_ARM]: Add neon.cc
90 (libitm_la_SOURCES) [ARCH_PPC]: Add vect128.cc
91 (libitm_la_SOURCES) [ARCH_S390]: Add vect128.cc
92 * configure.ac (ARCH_AARCH64): New conditional.
93 (ARCH_PPC, ARCH_S390): Likewise.
94 * Makefile.in, configure: Rebuild.
95
96 * libitm.h (_ITM_TYPE_M128): Always define.
97 * vect64.cc: Split ...
98 * vect128.cc: ... out of...
99 * config/x86/x86_sse.cc: ... here.
100 * config/arm/neon.cc: New file.
101
629e4729
TR		 1022016-01-13 Torvald Riegel <triegel@redhat.com>
103
104 * beginend.cc (gtm_thread::trycommit): Fix privatization safety.
105 * config/linux/rwlock.cc (gtm_rwlock::write_lock_generic): Likewise.
106 * config/posix/rwlock.cc (gtm_rwlock::write_lock_generic): Likewise.
107 * dispatch.h (abi_dispatch::snapshot_most_recent): New.
108 * method-gl.cc (gl_wt_dispatch::snapshot_most_recent): New.
109 * method-ml.cc (ml_wt_dispatch::snapshot_most_recent): New.
110 * method-serial.cc (serial_dispatch::snapshot_most_recent): New.
111 (serialirr_dispatch::snapshot_most_recent): New.
112 (serialirr_onwrite_dispatch::snapshot_most_recent): New.
113
0d1ed412
TR		 1142016-01-12 Torvald Riegel <triegel@redhat.com>
115
116 * libitm_i.h (gtm_mask_stack): Remove.
117 * beginend.cc (gtm_stmlock_array, gtm_clock): Likewise.
118 * stmlock.h: Remove file.
119 * config/alpha/cacheline.h: Likewise.
120 * config/generic/cacheline.h: Likewise.
121 * config/powerpc/cacheline.h: Likewise.
122 * config/sparc/cacheline.h: Likewise.
123 * config/x86/cacheline.h: Likewise.
124
21fa2a29
JJ		 1252016-01-04 Jakub Jelinek <jakub@redhat.com>
126
818ab71a
JJ		 127 Update copyright years.
128
21fa2a29
JJ		 129 * libitm.texi: Bump @copying's copyright year.
130
e7f7330f
TR		 1312015-11-26 Torvald Riegel <triegel@redhat.com>
132
133 * method-ml.cc (ml_mg): Use multiplicative instead of simple hashing.
134 (ml_wt_dispatch::pre_write): Adapt.
135 (ml_wt_dispatch::pre_load): Likewise.
136
4f8a3b87
TR		 1372015-11-22 Torvald Riegel <triegel@redhat.com>
138
139 * libitm_i.h (gtm_alloc_action): Remove union.
140 * testsuite/libitm.c/alloc-1.c: New.
141
258c1d07
TR		 1422015-11-19 Torvald Riegel <triegel@redhat.com>
143
144 * testsuite/libitm.c++/eh-5.C: New.
145 * libitm.h (_ITM_cxa_free_exception): New.
146 * libitm.map (_ITM_cxa_free_exception): Add it.
147 * libitm.texi: Update ABI docs.
148 * libitm_i.h (gtm_transaction_cp::cxa_unthrown): Remove.
149 (gtm_transaction_cp::cxa_uncaught_count): Add.
150 (gtm_thread::cxa_unthrown): Remove.
151 (gtm_thread::cxa_uncaught_count_ptr): Add.
152 (gtm_thread::cxa_uncaught_count): Add.
153 (gtm_thread::drop_references_allocations): Rename to...
154 (gtm_thread::discard_allocation): ... this and adapt.
155 (gtm_thread::init_cpp_exceptions): New.
156 * beginend.cc (gtm_thread::gtm_thread): Adapt EH handling.
157 (gtm_thread::begin_transaction): Likewise.
158 (gtm_transaction_cp::save): Likewise.
159 (gtm_thread::trycommit): Likewise.
160 * eh_cpp.cc: Add overview comments.
161 (__cxa_eh_globals, __cxa_get_globals, __cxa_free_exception): Declare.
162 (free_any_exception, _ITM_cxa_free_exception): New.
163 (gtm_thread::init_cpp_exceptions): Define.
164 (_ITM_cxa_allocate_exception, _ITM_cxa_throw): Adapt.
165 (_ITM_cxa_begin_catch, _ITM_cxa_end_catch): Likewise.
166 (gtm_thread::revert_cpp_exceptions): Likewise.
167
c518678b
TR		 1682015-11-09 Torvald Riegel <triegel@redhat.com>
169
170 * alloc_cpp.cc (_ZdlPvX, _ZdlPvXRKSt9nothrow_t, _ZGTtdlPvX,
171 _ZGTtdlPvXRKSt9nothrow_t, delsz_opnt): New.
172 * libitm.map: Add _ZGTtdlPvX and _ZGTtdlPvXRKSt9nothrow_t.
173 * libitm_i.h (gtm_alloc_action): Add free_fn_sz and sz. Add comments.
174 (gtm_thread::forget_allocations): New overload with size_t argument.
175 * alloc.c (gtm_thread::forget_allocation): Define new overload and
176 adapt existing one.
177 (gtm_thread::record_allocation): Adapt.
178 (gtm_thread::commit_allocations_1): Adapt.
179 (gtm_thread::commit_allocations_2): Adapt.
180 * testsuite/libitm.c++/newdelete.C: New.
181
1e44e857
DJ		 1822015-10-27 Daniel Jacobowitz <dan@codesourcery.com>
183 Joseph Myers <joseph@codesourcery.com>
184 Mark Shinwell <shinwell@codesourcery.com>
185 Andrew Stubbs <ams@codesourcery.com>
186 Rich Felker <dalias@libc.org>
187
188 * config/sh/sjlj.S (_ITM_beginTransaction): Bypass PLT calling
189 GTM_begin_transaction for compatibility with FDPIC.
190
9e531d37
DM		 1912015-10-09 David Malcolm <dmalcolm@redhat.com>
192
193 * testsuite/lib/libitm.exp: Load multiline.exp before prune.exp,
194 using load_gcc_lib.
195
c629c246
GFM		 1962015-08-20 Gleb Fotengauer-Malinovskiy <glebfm@altlinux.org> (tiny change)
197
198 PR libitm/61164
199 * local_atomic (__always_inline): Rename to...
200 (__libitm_always_inline): ... this.
201
cd5a9a74
CSLL		 2022015-07-03 Carlos Sánchez de La Lama <csanchezdll@gmail.com>
203
204 PR target/52482
205 * config/powerpc/sjlj.S: Port to Xcode 2.5.
206
ea023bcf
UB		 2072015-05-27 Uros Bizjak <ubizjak@gmail.com>
208
d778b5a0
UB		 209 * config/linux/x86/futex_bits.h (sys_futex0) [__x86_64__]: Change
210 operands "op" and "val" to int.
211
2122015-05-27 Uros Bizjak <ubizjak@gmail.com>
213
214 * config/linux/sh/futex_bits.h (sys_futex0) Change operands
215 "op" and "val" to int.
216
2172015-05-27 Uros Bizjak <ubizjak@gmail.com>
218
219 * config/linux/alpha/futex_bits.h (sys_futex0) Change operands
220 "op" and "val" to int.
221
2222015-05-27 Uros Bizjak <ubizjak@gmail.com>
223
224 * config/linux/futex.cc (gtm_futex_wait, gtm_futex_wake):
225 Declare as static int.
226 (FUTEX_PRIVATE_FLAG): Remove L suffix.
227 * config/linux/futex_bits.h (sys_futex0) Change operand "op" to int.
228
2292015-05-27 Uros Bizjak <ubizjak@gmail.com>
230
231 * config/linux/x86/futex_bits.h (sys_futex0) [__PIC__]: Remove
232 sys_futex0 function.
ea023bcf 233
503902f9
MH		 2342015-05-13 Michael Haubenwallner <michael.haubenwallner@ssi-schaefer.com>
235
236 * Makefile.in: Regenerated with automake-1.11.6.
237 * aclocal.m4: Likewise.
238 * configure: Likewise.
239 * testsuite/Makefile.in: Likewise.
240
96ce40cb
GR		 2412015-04-22 Gregor Richards <gregor.richards@uwaterloo.ca>
242
243 * config/arm/hwcap.cc: Use fcntl.h instead of sys/fcntl.h.
244 * config/linux/x86/tls.h: Only use __GLIBC_PREREQ if defined.
245
3a07b160
L		 2462015-01-15 H.J. Lu <hongjiu.lu@intel.com>
247
248 PR libitm/64360
249 * libitm.c/stackundo.c (test2): Make it static.
250 (test1): Likewise.
251
5624e564
JJ		 2522015-01-05 Jakub Jelinek <jakub@redhat.com>
253
254 Update copyright years.
255
b67cd4e3
JJ		 2562015-01-05 Jakub Jelinek <jakub@redhat.com>
257
258 * libitm.texi: Bump @copying's copyright year.
259
69aef6dc
KT		 2602014-12-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
261
262 * testsuite/lib/libitm.exp: Load target-utils.exp.
263 Move load of target-supports.exp earlier.
264
68bc9270
UB		 2652014-12-03 Uros Bizjak <ubizjak@gmail.com>
266
267 * configure.tgt (x86_64): Tune -m32 multilib to generic.
268
a699d672
L		 2692014-11-21 H.J. Lu <hongjiu.lu@intel.com>
270
271 PR bootstrap/63784
272 * configure: Regenerated.
273
ebf6d33b
FXC		 2742014-11-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
275
276 PR target/63610
277 * configure: Regenerate.
278
99183741
MP		 2792014-10-06 Marek Polacek <polacek@redhat.com>
280
281 * testsuite/libitm.c/memcpy-1.c: Declare getpagesize.
282 * testsuite/libitm.c/memset-1.c: Likewise.
283
b6334cf4
RH		 2842014-07-24 Richard Henderson <rth@redhat.com>
285
286 * config/aarch64/sjlj.S (_ITM_beginTransaction): Use post-inc
287 addressing mode in epilogue.
288
3c698bf0
RO		 2892014-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
290
291 * acinclude.m4 (LIBITM_CHECK_LINKER_HWCAP): Check for
292 -mclear-hwcap instead.
293 * configure: Regenerate.
294 * clearcap.map: Remove.
295
dbed5a9b
JM		 2962014-05-21 John Marino <gnugcc@marino.st>
297
298 * configure.tgt (*-*-dragonfly*): New target.
299
b17f08dd
RH		 3002014-05-19 Richard Henderson <rth@redhat.com>
301
302 * config/aarch64/sjlj.S: New file.
303 * config/aarch64/target.h: New file.
304 * configure.tgt: Enable aarch64.
305
5e1f630a
RO		 3062014-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
307
308 * config/generic/asmcfi.h: Also check for
309 __GCC_HAVE_DWARF2_CFI_ASM.
310
84c2f4b0
RH		 3112013-04-02 Richard Henderson <rth@redhat.com>
312
313 * config/alpha/target.h (PAGE_SIZE, FIXED_PAGE_SIZE): Remove.
314 * config/arm/target.h, config/sh/target.h: Likewise.
315 * config/sparc/target.h, config/x86/target.h: Likewise.
316
7cc51d64
JJ		 3172014-03-26 Jakub Jelinek <jakub@redhat.com>
318
319 * config/linux/futex_bits.h: Include errno.h.
320 (sys_futex0): If syscall returns -1, return -errno rather than
321 -1.
322
c288ec8f
JM		 3232014-03-26 Joseph Myers <joseph@codesourcery.com>
324
325 * libitm.texi (Index): Rename to Library Index.
326
ed100f5d
L		 3272014-01-13 H.J. Lu <hongjiu.lu@intel.com>
328
329 PR libitm/53113
330 * Makefile.am (x86_sse.lo): Append -msse to CXXFLAGS.
331 (x86_avx.lo): Append -mavx to CXXFLAGS.
332 * Makefile.in: Regenerate.
333
f93608e6
RS		 3342014-01-02 Richard Sandiford <rdsandiford@googlemail.com>
335
336 Update copyright years
337
98db73df
TB		 3382014-01-02 Tobias Burnus <burnus@net-b.de>
339
340 * libitm.texi: Bump @copying's copyright year.
341
b54214fe
UW		 3422013-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
343
344 * config/powerpc/sjlj.S [__powerpc64__ && _CALL_ELF == 2]:
345 (FUNC): Define ELFv2 variant.
346 (END): Likewise.
347 (HIDDEN): Likewise.
348 (CALL): Likewise.
349 (BASE): Likewise.
350 (LR_SAVE): Likewise.
351
3cbe17f7
AM		 3522013-09-20 Alan Modra <amodra@gmail.com>
353
354 * configure: Regenerate.
355
6fb471d8
TR		 3562013-08-30 Torvald Riegel <triegel@redhat.com>
357
358 * config/posix/rwlock.cc: Fix initialization order.
359
bec9ec3f
TR		 3602013-08-30 Torvald Riegel <triegel@redhat.com>
361
362 * libitm_i.h (gtm_thread): Assign an asm name to serial_lock.
363 (htm_fastpath): Assign an asm name.
364 * libitm.h (_ITM_codeProperties): Add non-ABI flags used by custom
365 HTM fast paths.
366 (_ITM_actions): Likewise.
367 * config/x86/target.h (HTM_CUSTOM_FASTPATH): Enable custom fastpath on
368 x86_64.
369 * config/x86/sjlj.S (_ITM_beginTransaction): Add custom HTM fast path.
370 * config/posix/rwlock.h (gtm_rwlock): Update comments. Move summary
371 field to the start of the structure.
372 * config/linux/rwlock.h (gtm_rwlock): Update comments.
373 * beginend.cc (gtm_thread::begin_transaction): Add retry policy
374 handling for custom HTM fast paths.
375
1869217f
AK		 3762013-08-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
377 Revert:
378 2013-08-02 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
379
380 * configure.tgt: Add -msoft-float to XCFLAGS.
381
d62d5152
AK		 3822013-08-02 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
383
384 * configure.tgt: Add -msoft-float to XCFLAGS.
385
aaaffb2a
AK		 3862013-07-29 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
387
388 * config/s390/target.h (htm_begin, htm_commit, htm_abort)
389 (htm_transaction_active): Enable zEC12 instructions in the
390 assembler.
391 * configure.tgt: Remove -Wa,-march=zEC12 from XCFLAGS.
392
167f68ed
AK		 3932013-07-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
394
395 * acinclude.m4: Add htm asm check for s390.
396 * configure.tgt: Add -mhtm and -Wa,-march=zEC12 to the options.
397 * configure: Regenerate.
398 * config/s390/target.h: Remove __HTM__ check.
399 (htm_available): Call getauxval to get hwcaps and check whether
400 HTM is available or not.
401
0258b6e4
PB		 4022013-07-15 Peter Bergner <bergner@vnet.ibm.com>
403
404 * acinclude.m4 (LIBITM_CHECK_AS_HTM): New.
405 * configure.ac: Use it.
406 (AC_CHECK_HEADERS): Check for sys/auxv.h.
407 (AC_CHECK_FUNCS): Check for getauxval.
408 * config.h.in, configure: Rebuild.
409 * configure.tgt (target_cpu): Add -mhtm to XCFLAGS.
410 * config/powerpc/target.h: Include sys/auxv.h and htmintrin.h.
411 (USE_HTM_FASTPATH): Define.
412 (_TBEGIN_STARTED, _TBEGIN_INDETERMINATE, _TBEGIN_PERSISTENT,
413 _HTM_RETRIES) New macros.
414 (htm_abort, htm_abort_should_retry, htm_available, htm_begin, htm_init,
415 htm_begin_success, htm_commit, htm_transaction_active): New functions.
416
5a3fe9b6
AK		 4172013-06-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
418
419 * config/s390/target.h: Include htmintrin.h.
420 (_HTM_ITM_RETRIES): New macro definition.
421 (htm_available, htm_init, htm_begin, htm_begin_success)
422 (htm_commit, htm_abort, htm_abort_should_retry): New functions.
423
6c84d576
IS		 4242013-06-20 Iain Sandoe <iain@codesourcery.com>
425 Cesar Philippidis <cesar@codesourcery.com>
426
427 * testsuite/lib/libitm.exp: Reorder lib loads into dependency order.
428 Do not load_gcc_lib gcc-dg.exp and add a comment as to why.
429 * testsuite/libitm.c/c.exp: load_gcc_lib gcc-dg.exp.
430 * testsuite/libitm.c++/c++.exp: load_gcc_lib gcc-dg.exp.
431
480c696b
TR		 4322013-06-20 Torvald Riegel <triegel@redhat.com>
433
434 * query.cc (_ITM_inTransaction): Abort when using the HTM fastpath.
435 (_ITM_getTransactionId): Same.
436 * config/x86/target.h (htm_transaction_active): New.
437
b1db457b
TR		 4382013-06-20 Torvald Riegel <triegel@redhat.com>
439
440 PR libitm/57643
441 * beginend.cc (gtm_thread::begin_transaction): Handle reentrancy in
442 the HTM fastpath.
443
51249377
GP		 4442013-03-31 Gerald Pfeifer <gerald@pfeifer.com>
445
446 PR bootstrap/56714
447 * local_atomic (__always_inline): Always define our version.
448 (__calculate_memory_order): Mark inline.
449 (atomic_thread_fence): Ditto.
450 (atomic_signal_fence): Ditto.
451 (atomic_bool::atomic_flag_test_and_set_explicit): Ditto.
452 (atomic_bool::atomic_flag_clear_explicit): Ditto.
453 (atomic_bool::atomic_flag_test_and_set): Ditto.
454 (atomic_bool::atomic_flag_clear): Ditto.
455
f818478b
JJ		 4562013-04-23 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
457
458 * config/s390/sjlj.S: New file.
459 * config/s390/target.h: New file.
460 * configure.tgt: Set options for S/390.
461
ab4425be
AK		 4622013-03-23 Andi Kleen <ak@linux.intel.com>
463
464 * local_atomic (__always_inline): Add.
465 (__calculate_memory_order, atomic_thread_fence,
466 atomic_signal_fence, test_and_set, clear, store, load,
467 exchange, compare_exchange_weak, compare_exchange_strong,
468 fetch_add, fetch_sub, fetch_and, fetch_or, fetch_xor):
469 Add __always_inline to force inlining.
470
6c59ffd1
IS		 4712013-02-11 Iain Sandoe <iain@codesourcery.com>
472 Jack Howarth <howarth@bromo.med.uc.edu>
473 Patrick Marlier <patrick.marlier@gmail.com>
474
475 PR libitm/55693
476 * alloc_cpp.cc: Enable function declarations on darwin.
477 * eh_cpp.cc: Likewise.
478
75f9527c
RS		 4792013-02-03 Richard Sandiford <rdsandiford@googlemail.com>
480
481 Update copyright years.
482
64fbcc74
TR		 4832012-11-09 Torvald Riegel <triegel@redhat.com>
484
485 * beginend.cc (htm_fastpath): New.
486 (gtm_thread::begin_transaction, _ITM_commitTransaction,
487 _ITM_commitTransactionEH): Add HTM fastpath handling.
488 * config/linux/rwlock.h (gtm_rwlock.is_write_locked): New.
489 * config/posix/rwlock.h (gtm_rwlock.is_write_locked): New.
490 * config/x86/target.h (htm_available, htm_init, htm_begin_success,
491 htm_begin, htm_commit, htm_abort, htm_abort_should_retry): New.
492 * configure.tgt: Add -mrtm to XCFLAGS.
493 * method-serial.cc (htm_mg, o_htm_mg, htm_dispatch, dispatch_htm): New.
494 (gtm_thread::serialirr_mode): Add HTM fastpath handling.
495 * libitm_i.h (htm_fastpath, dispatch_htm): Declare.
496 * retry.cc (parse_default_method): Add HTM method parsing.
497 (gtm_thread::number_of_threads_changed): Use HTM by default if
498 available.
499
b9efc877
TS		 5002012-11-04 Thomas Schwinge <thomas@codesourcery.com>
501
502 * configure: Regenerate.
503
07d3b5c8
RH		 5042012-10-31 Richard Henderson <rth@redhat.com>
505
506 * acinclude.m4 (LIBITM_CHECK_AS_RTM): New.
507 * configure.ac: Use it.
508 * config.h.in, configure: Rebuild.
509 * testsuite/Makefile.in: Rebuild.
510
eb00e959
TR		 5112012-10-24 Torvald Riegel <triegel@redhat.com>
512
513 * libitm.texi: Clarify ABI requirements for data-logging functions.
514
b679c813
TR		 5152012-10-24 Torvald Riegel <triegel@redhat.com>
516
517 * retry.cc (gtm_thread::decide_begin_dispatch): Ask dispatch whether
518 it requires serial mode instead of assuming that for certain
519 dispatchs.
520 * dispatch.h (abi_dispatch::requires_serial): New.
521 (abi_dispatch::abi_dispatch): Adapt.
522 * method-gl.cc (gl_wt_dispatch::gl_wt_dispatch): Adapt.
523 * method-ml.cc (ml_wt_dispatch::ml_wt_dispatch): Same.
524 * method-serial.cc (serialirr_dispatch::serialirr_dispatch,
525 serial_dispatch::serial_dispatch,
526 serialirr_onwrite_dispatch::serialirr_onwrite_dispatch): Same.
527
0c609a21
UB		 5282012-10-02 Uros Bizjak <ubizjak@gmail.com>
529
530 * config/x86/target.h (struct gtm_jmpbuf): Merge x86_64
531 and ia32 declarations some more.
532 * config/x86/sjlj.S (_ITM_beginTransaction): Move ret to common code.
533
c0758df9
JJ		 5342012-09-20 Jakub Jelinek <jakub@redhat.com>
535
536 PR other/43620
537 * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
538 * configure: Regenerate.
539 * Makefile.in: Regenerate.
540
690c45b8
DE		 5412012-09-14 David Edelsohn <dje.gcc@gmail.com>
542
543 * configure: Regenerated.
544
68a12ef3
UB		 5452012-07-31 Uros Bizjak <ubizjak@gmail.com>
546
547 * config/x86/target.h (cpu_relax): Use __builtin_ia32_pause.
548
f2f9a097
PM		 5492012-05-21 Patrick Marlier <patrick.marlier@gmail.com>
550
551 * eh_cpp.cc: Fix __cxa_end_catch declaration.
552
e6d5f8c9
L		 5532012-05-16 H.J. Lu <hongjiu.lu@intel.com>
554
555 * configure: Regenerated.
556
0100e3b3
L		 5572012-04-04 H.J. Lu <hongjiu.lu@intel.com>
558
559 PR libitm/52854
560 * config/x86/target.h (gtm_jmpbuf): Replace long with long long
561 for x86-64.
562
2f6935f4
TG		 5632012-04-03 Tristan Gingold <gingold@adacore.com>
564
565 * configure: Regenerate.
566
b9c23a61
L		 5672012-03-31 H.J. Lu <hongjiu.lu@intel.com>
568
569 PR bootstrap/52812
570 * configure.tgt (i[456]86-*-linux*): Handle -mx32 like -m64.
571
6a26a74d
BRF		 5722012-03-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
573
574 * testsuite/lib/libitm.exp: load fortran-modules.exp
575
b24513a1
RO		 5762012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
577
578 * configure.tgt (*-*-irix6*): Remove.
579
0d23faac
TR		 5802012-03-13 Torvald Riegel <triegel@redhat.com>
581
582 PR libitm/52526
583 * config/linux/rwlock.cc (GTM::gtm_rwlock::read_lock): Fix lost
584 wake-up.
585
5c30094f
RO		 5862012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
587
588 * configure.tgt (*-*-osf*): Remove.
589 * configure: Regenerate.
590
d28b0b08
TR		 5912012-03-05 Torvald Riegel <triegel@redhat.com>
592
593 * dispatch.h (CREATE_DISPATCH_METHODS_MEM): Don't execute
594 memtransfer/memset if size isn't larger than zero.
595
034209bc
TR		 5962012-03-02 Torvald Riegel <triegel@redhat.com>
597
598 * libitm.texi: Link to specification and add a usage example.
599
bc8da6ba
TR		 6002012-02-24 Torvald Riegel <triegel@redhat.com>
601
602 * retry.cc (GTM::gtm_thread::number_of_threads_changed): Change
603 default dispatch for more than 1 thread to ml_wt.
604
63b08143
TR		 6052012-02-20 Torvald Riegel <triegel@redhat.com>
606
607 * method-gl.cc (gl_wt_dispatch::orec): Put on separate cacheline.
608
4c9bd6ac
TR		 6092012-02-20 Torvald Riegel <triegel@redhat.com>
610
611 * method-gl.cc (gl_wt_dispatch::rollback): Optimize memory orders.
612
651ff415
TR		 6132012-02-20 Torvald Riegel <triegel@redhat.com>
614
615 * method-gl.cc (gl_wt_dispatch::trycommit): Remove handling of
616 serial mode corner cases made obsolete by prior gtm_rwlock changes.
617 (gl_wt_dispatch.rollback): Same.
618
efee0113
TR		 6192012-02-20 Torvald Riegel <triegel@redhat.com>
620
621 * method-gl.cc (gl_wt_dispatch::pre_write): Optimize memory orders.
622
33a03827
TR		 6232012-02-20 Torvald Riegel <triegel@redhat.com>
624
625 * method-gl.cc (gl_wt_dispatch::memtransfer_static): Add missing undo
626 for RfW src. Optimize number of calls to gtm_thr.
627
a19db3f2
TR		 6282012-02-20 Torvald Riegel <triegel@redhat.com>
629
630 * beginend.cc (GTM::gtm_thread::begin_transaction): Move serial lock
631 acquisition to ...
632 * retry.cc (GTM::gtm_thread::decide_begin_dispatch): ... here.
633 (default_dispatch): Make atomic.
634 (GTM::gtm_thread::set_default_dispatch): Access atomically.
635 (GTM::gtm_thread::decide_retry_strategy): Access atomically and
636 use decide_begin_dispatch() if default_dispatch might have changed.
637 (GTM::gtm_thread::number_of_threads_changed): Initialize
638 default_dispatch here.
639
e948a1fb
IS		 6402012-02-15 Iain Sandoe <iains@gcc.gnu.org>
641 Patrick Marlier <patrick.marlier@gmail.com>
642
643 PR libitm/52220
644 * alloc_cpp.cc: No dummy definitions for darwin.
645 * eh_cpp.cc: Likewise.
646
72824d5e
RH		 6472012-02-14 Richard Henderson <rth@redhat.com>
648
649 * config/x86/target.h (GTM_longjmp): Correct the .cfi corrections.
650
1f319dba
UB		 6512012-02-14 Uros Bizjak <ubizjak@gmail.com>
652
653 * config/x86/target.h (GTM_longjmp): Correct .cfi directives.
654
31772c95
TR		 6552012-02-14 Torvald Riegel <triegel@redhat.com>
656
657 * libitm_i.h (GTM::gtm_rwlog_entry): New.
658 (GTM::gtm_thread): Add read and write logs.
659 (GTM::dispatch_ml_wt): Declare.
660 * retry.cc (parse_default_method): Support ml_wt.
661 * method-ml.cc: New file.
662 * Makefile.am: Add method-ml.cc.
663 * Makefile.in: Regenerate.
664
5b9cf5d2
TR		 6652012-02-14 Torvald Riegel <triegel@redhat.com>
666
667 * dispatch.h (GTM::abi_dispatch::supports): New.
668 (GTM::method_group::reinit): New.
669 * retry.cc (GTM::gtm_thread::decide_retry_strategy): Use reinit().
670 (GTM::gtm_thread::number_of_threads_changed): Check that the method
671 supports the current situation.
672
7d33bcb7
TR		 6732012-02-14 Torvald Riegel <triegel@redhat.com>
674
675 * util.cc (GTM::xcalloc): New.
676 * common.h (GTM::xcalloc): Declare.
677
62513f7b
EB		 6782012-02-14 Eric Botcazou <ebotcazou@adacore.com>
679
680 * config/sparc/target.h (cpu_relax): Read from CC register.
681 * config/sparc/sjlj.S (GTM_longjmp): Restore %fp atomically.
682
6832012-02-14 Uros Bizjak <ubizjak@gmail.com>
d4a698d4
UB		 684
685 * config/x86/target.h (GTM_longjmp): Jump indirect from memory address.
686
f3f5e3c3
EB		 6872012-02-13 Eric Botcazou <ebotcazou@adacore.com>
688
62513f7b 689 * configure.tgt (target_cpu): Handle sparc and sparc64/sparcv9.
f3f5e3c3
EB		 690 * config/sparc/cacheline.h: New file.
691 * config/sparc/target.h: Likewise.
692 * config/sparc/sjlj.S: Likewise.
693 * config/linux/sparc/futex_bits.h: Likewise.
694
6952012-02-13 Eric Botcazou <ebotcazou@adacore.com>
255a9a1b
EB		 696
697 * configure.ac (link_itm): Fix comment.
698 * configure: Regenerate.
699 * testsuite/lib/libitm.exp: Do not pass -litm for the link.
700
681355e3
RO		 7012012-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
702
fc985d2f 703 PR libitm/51822
62513f7b 704 * testsuite/libitm.c++/c++.exp (lang_link_flags): Add -shared-libgcc.
681355e3
RO		 705 Correct libgomp references.
706
999bcff5
TR		 7072012-01-24 Torvald Riegel <triegel@redhat.com>
708
709 * config/linux/rwlock.cc (GTM::gtm_rwlock::write_unlock): Fix reader
710 wake-up.
711
9848887a
UB		 7122012-01-24 Uros Bizjak <ubizjak@gmail.com>
713
714 * config/x86/target.h (gtm_jmpbuf) [__x86_64__]: Move rip to the
715 end of structure.
716 * config/x86/sjlj.S (_ITM_beginTransaction) [__x86_64__]: Update
717 offset values. Do not copy return address. Decrement stack
718 by 56 bytes only.
719 (GTM_longjump) [__x86_64__]: Update offset values.
720
5752c591
UB		 7212012-01-23 Uros Bizjak <ubizjak@gmail.com>
722
723 PR libitm/51830
724 * config/x86/sjlj.S (_ITM_beginTransaction) [!__x86_64__]: Load
725 the first function argument to %eax.
726
61e72ca4
RO		 7272012-01-23 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
728
729 * libitm.h (_ITM_getThreadnum): Remove.
730 * libitm.map (_ITM_getThreadnum): Remove from LIBITM_1.0.
731
9ce91011
RO		 7322012-01-23 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
733
734 * clearcap.map: New file.
735 * acinclude.m4 (LIBITM_CHECK_LINKER_HWCAP): New test.
736 * configure.ac: Call it.
737 Clear HWCAP_LDFLAGS if defaulting to -mavx.
738 * Makefile.am (AM_LDFLAGS): Add $(HWCAP_LDFLAGS)
739 * configure: Regenerate.
740 * Makefile.in: Regenerate.
741 * testsuite/Makefile.in: Regenerate.
742
3b4f05ec
RO		 7432012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
744
745 PR libitm/51173
746 * testsuite/libitm.c++/static_ctor.C: Skip test, note PR, remove
747 include, exclude options.
748
aab74ee9
TR		 7492012-01-14 Torvald Riegel <triegel@redhat.com>
750
751 * local.cc (GTM::gtm_undolog::rollback): Truncate undo log after
752 rolling back.
753 * containers.h (GTM::vector::set_size): New.
754
07b6642b
TR		 7552012-01-14 Torvald Riegel <triegel@redhat.com>
756
757 PR libitm/51855
758 * config/generic/tls.h (GTM::mask_stack_top): New.
759 (GTM::mask_stack_bottom): Declare.
760 * config/generic/tls.c (GTM::mask_stack_bottom): New.
761 * local.cc (gtm_undolog::rollback): Filter out any updates that
762 overlap the libitm stack. Add current transaction as parameter.
763 * libitm_i.h (GTM::gtm_undolog::rollback): Adapt.
764 * beginend.cc (GTM::gtm_thread::rollback): Adapt.
765 * testsuite/libitm.c/stackundo.c: New test.
766
8377e5e5
RH		 7672012-01-10 Richard Henderson <rth@redhat.com>
768
769 * libitm_i.h (_Unwind_DeleteException): Declare weak.
770 * eh_cpp.cc (_Unwind_DeleteException): Define for
771 !HAVE_ELF_STYLE_WEAKREF.
772
11f30bb0
TR		 7732012-01-08 Torvald Riegel <triegel@redhat.com>
774
775 * local.cc (GTM_LB): Use GTM::gtm_undolog.
776 (GTM::gtm_thread::drop_references_undolog): Remove.
777 (GTM::gtm_thread::commit_undolog,
778 GTM::gtm_thread::rollback_undolog): Move to ...
779 * libitm_i.h (GTM::gtm_undolog): ...here. New.
780 (GTM::gtm_undolog_entry): Remove.
781 (GTM::gtm_thread): Adapt.
782 * beginend.cc (GTM::gtm_thread::rollback): Adapt.
783 (GTM::gtm_thread::trycommit): Adapt.
784 * method-serial.cc (serial_dispatch::log): Adapt.
785 * method-gl.cc (gl_wt_dispatch::pre_write): Adapt.
786 (gl_wt_dispatch::store): Fix likely/unlikely.
787 * containers.h (GTM::vector::resize): Add additional_capacity
788 parameter and handle it.
789 (GTM::vector::resize_noinline): New/adapt.
790 (GTM::vector::push): New.
791
a32e5e93
RH		 7922012-01-06 Richard Henderson <rth@redhat.com>
793
794 * configure.tgt: Support powerpc-linux and powerpc-darwin.
795 * config/linux/powerpc/futex_bits.h: New file.
796 * config/powerpc/cacheline.h: New file.
797 * config/powerpc/sjlj.S: New file.
798 * config/powerpc/target.h: New file.
799 * config/generic/asmcfi.h (cfi_offset): New.
800 (cfi_restore, cfi_undefined): New.
801
1f53a8e6
AH		 8022012-01-05 Aldy Hernandez <aldyh@redhat.com>
803
804 PR other/51171
805 * testsuite/libitm.c/reentrant.c: Remove xfail.
806 (thread): Pass x to pure().
be223aaf 807 From Patrik Marlier <patrick.marlier@gmail.com>.
1f53a8e6 808
c898f7b8
TR		 8092011-12-24 Torvald Riegel <triegel@redhat.com>
810
811 * beginend.cc (GTM::gtm_thread::trycommit): Don't enforce
812 privatization safety if already in serial mode.
813
610e3901
TR		 8142011-12-24 Torvald Riegel <triegel@redhat.com>
815
816 * beginend.cc (GTM::gtm_thread::restart): Add and handle
817 finish_serial_upgrade parameter.
818 * libitm.h (GTM::gtm_thread::restart): Adapt declaration.
819 * config/linux/rwlock.cc (GTM::gtm_rwlock::write_lock_generic):
820 Don't unset reader flag.
821 (GTM::gtm_rwlock::write_upgrade_finish): New.
822 * config/posix/rwlock.cc: Same.
823 * config/linux/rwlock.h (GTM::gtm_rwlock::write_upgrade_finish):
824 Declare.
825 * config/posix/rwlock.h: Same.
826 * method-serial.cc (GTM::gtm_thread::serialirr_mode): Unset reader
827 flag after commit or after rollback when restarting.
828
799142bf
TR		 8292011-12-24 Torvald Riegel <triegel@redhat.com>
830
831 * beginend.cc (GTM::gtm_thread::begin_transaction): Add comment.
832 (GTM::gtm_thread::try_commit): Changed memory order.
833 * config/linux/alpha/futex_bits.h (sys_futex0): Take atomic int
834 as parameter.
835 * config/linux/x86/futex_bits.h (sys_futex0): Same.
836 * config/linux/sh/futex_bits.h (sys_futex0): Same.
837 * config/linux/futex_bits.h (sys_futex0): Same.
838 * config/linux/futex.cc (futex_wait, futex_wake): Same.
839 * config/linux/futex.h (futex_wait, futex_wake): Same.
840 * config/linux/rwlock.h (gtm_rwlock::writers,
841 gtm_rwlock::writer_readers, gtm_rwlock::readers): Change to atomic
842 ints.
843 * config/linux/rwlock.cc (gtm_rwlock::read_lock,
844 gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock,
845 gtm_rwlock::write_unlock): Fix memory orders and fences.
846 * config/posix/rwlock.cc (gtm_rwlock::read_lock,
847 gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock,
848 gtm_rwlock::write_unlock): Same.
849 * config/linux/rwlock.h (gtm_rwlock::summary): Change to atomic int.
850 * method-gl.cc (gl_mg::init, gl_wt_dispatch::memtransfer_static,
851 gl_wt_dispatch::memset_static, gl_wt_dispatch::begin_or_restart):
852 Add comments.
853 (gl_wt_dispatch::pre_write, gl_wt_dispatch::validate,
854 gl_wt_dispatch::load, gl_wt_dispatch::store,
855 gl_wt_dispatch::try_commit, gl_wt_dispatch::rollback): Fix memory
856 orders and fences. Add comments.
857
b0f96e35
JJ		 8582011-12-21 Jakub Jelinek <jakub@redhat.com>
859
860 * Makefile.am (AM_CXXFLAGS): Put $(XCFLAGS) first.
861 * Makefile.in: Regenerated.
862
cc163247
KK		 8632011-12-17 Kaz Kojima <kkojima@gcc.gnu.org>
864
865 * configure.tgt: Add sh* case.
866 * config/sh/target.h: New file.
867 * config/sh/sjlj.S: New file.
868 * config/linux/sh/futex_bits.h: New file.
869
aebac0ca
RH		 8702011-12-14 Richard Henderson <rth@redhat.com>
871
872 * config/arm/hwcap.h, config/arm/hwcap.cc: New files.
873 * config/arm/sjlj.S, config/arm/target.h: New files.
874 * config/generic/asmcfi.h (cfi_adjust_cfa_offset): New.
875 (cfi_rel_offset): New.
876 * config/linux/futex_bits.h: New file.
877 * config/linux/futex.cc: Include futex_bits.h here...
878 * config/linux/futex.h: ... not here.
879 * Makefile.am (libitm_la_SOURCES) <ARCH_ARM>: Add hwcap.cc.
880 * configure.ac (ARCH_AM): New conditional.
881 * Makefile.in, configure: Rebuild.
882 * configure.tgt: Handle ARM.
883
36cfbee1
RH		 8842011-12-13 Richard Henderson <rth@redhat.com>
885
5d9d05d3
RH		 886 * config/posix/rwlock.cc (gtm_rwlock::write_lock_generic): Fix
887 signed/unsigned comparison werror.
888
36cfbee1
RH		 889 * local_atomic: New file.
890 * libitm_i.h: Include it.
891 (gtm_thread::shared_state): Use atomic template.
892 * beginend.cc (GTM::gtm_clock): Use atomic template.
893 (global_tid): Use atomic template if 64-bit atomics available.
894 (gtm_thread::gtm_thread): Update shared_state access.
895 (gtm_thread::trycommit): Likewise.
896 (choose_code_path): Update global_tid access.
897 * method-gl.cc (gl_mg::orec): Use atomic template. Update all users.
898 * stmlock.h (GTM::gtm_clock): Use atomic template.
899 (gtm_get_clock, gtm_inc_clock): Update accesses.
900 * config/linux/rwlock.cc (gtm_rwlock::read_lock): Remove
901 redundant __sync_synchronize after atomic shared_state access.
902 * config/posix/rwlock.cc (gtm_rwlock::read_lock): Likewise.
903 (gtm_rwlock::write_lock_generic): Likewise.
904 (gtm_rwlock::read_unlock): Likewise.
905 * config/alpha/target.h (atomic_read_barrier): Remove.
906 (atomic_write_barrier): Remove.
907 * config/x86/target.h (atomic_read_barrier): Remove.
908 (atomic_write_barrier): Remove.
909
062f93f2
RH		 9102011-11-30 Richard Henderson <rth@redhat.com>
911
912 * libitm_i.h (GTM_longjmp): Swap first and second arguments.
913 * beginend.c (_ITM_abortTransaction): Update to match.
914 (GTM::gtm_thread::restart): Likewise.
915 * config/alpha/sjlj.S (GTM_longjmp): Likewise.
916 * config/x86/sjlj.S (GTM_longjmp): Likewise.
917
bd8aaa86
IS		 9182011-11-23 Iain Sandoe <iains@gcc.gnu.org>
919
920 * Makefile.am (libitm_la_LDFLAGS): Remove "-no-undefined".
921 * Makefile.in: Regenerate.
922
8cf36bb3
IS		 9232011-11-22 Iain Sandoe <iains@gcc.gnu.org>
924
925 * configure.ac: Use GCC_CHECK_ELF_STYLE_WEAKREF.
926 * alloc_cpp.cc: Generate dummy functions if we don't
927 HAVE_ELF_STYLE_WEAKREF.
928 * eh_cpp.cc: Likewise.
929 * configure: Regenerate.
930 * aclocal.m4: Likewise.
931 * config.h.in: Likewise.
932 * Makefile.in: Likewise.
933 * testsuite/Makefile.in: Likewise.
934
0b41ebef
IS		 9352011-11-22 Iain Sandoe <iains@gcc.gnu.org>
936
937 * config/x86/sjlj.S (CONCAT1, CONCAT2, SYM): Respond to
938 __USER_LABEL_PREFIX__ for targets that use it.
8cf36bb3 939 (TYPE, SIZE, HIDDEN): New macros to assist on non-elf targets.
0b41ebef
IS		 940 (_ITM_beginTransaction): Use SYM, TYPE, SIZE macros to assist
941 in portability to non-elf targets.
8cf36bb3 942 (GTM_longjmp): Likewise.
0b41ebef
IS		 943 * libitm_i.h (begin_transaction): Apply __USER_LABEL_PREFIX__
944 where required.
945
9c9d352a
IS		 9462011-11-22 Iain Sandoe <iains@gcc.gnu.org>
947
948 * testsuite/libitm.c/memcpy-1.c: Allow for MAP_ANON spelling.
949 * testsuite/libitm.c/memset-1.c: Likewise.
950
c6084f68
AT		 9512011-11-21 Andreas Tobler <andreast@fgznet.ch>
952
953 * configure: Regenerate.
954
adcd36bc
RO		 9552011-11-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
956
957 * acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Handle gold.
958 (LIBITM_ENABLE_SYMVERS): Handle sun style.
959 * Makefile.am: Handle sun style versioning.
960 (libitm_la_LINK): Add $(libitm_la_LDFLAGS).
961 * configure: Regenerate.
962 * Makefile.in: Regenerate.
963
59659b59
RO		 9642011-11-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
965
966 * config/generic/asmcfi.h: Fix comment.
967 * config/x86/sjlj.S (_ITM_beginTransaction): Provide ELF PIC code
968 sequence without .hidden support, error for non-ELF targets.
969 (GTM_longjmp) [__ELF__]: Only use .hidden if
970 HAVE_ATTRIBUTE_VISIBILITY.
971
d846e425
RO		 9722011-11-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
973
974 * alloc_cpp.cc [__osf__] (_ZnwX, _ZdlPv, _ZnaX, _ZdaPv,
975 _ZnwXRKSt9nothrow_t, _ZdlPvRKSt9nothrow_t, _ZdaPvRKSt9nothrow_t):
976 Dummy functions.
977 * eh_cpp.cc [__osf__] (__cxa_allocate_exception, __cxa_throw,
978 __cxa_begin_catch, __cxa_end_catch, __cxa_tm_cleanup): Likewise.
979
80713347
UB		 9802011-11-16 Uros Bizjak <ubizjak@gmail.com>
981
982 PR bootstrap/51098
983 * acinclude.m4 (LIBITM_CHECK_AS_AVX): Fix target selector.
984 * configure: Regenerate.
985
2841f85e
L		 9862011-11-14 H.J. Lu <hongjiu.lu@intel.com>
987
988 * testsuite/lib/libitm.exp: Check ia32 instead of ilp32.
989
8851b429
RO		 9902011-11-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
991
992 * config/alpha/sjlj.S (_ITM_beginTransaction) [!__ELF__]: Don't use
993 .hidden.
994 (.note.GNU-stack): Only use if __linux__.
995 * alloc_cpp.cc [!__osf__] (_ZnaXRKSt9nothrow_t): Dummy function.
996 * testsuite/libitm.c/notx.c: Use dg-options "-pthread".
997 * testsuite/libitm.c/reentrant.c: Likewise.
998 * testsuite/libitm.c/simple-2.c: Likewise.
999 * testsuite/libitm.c/txrelease.c: Likewise.
1000 * testsuite/libitm.c++/static_ctor.C: Likewise.
1001
d4b17902
RH		 10022011-11-10 Richard Henderson <rth@redhat.com>
1003
1004 * config/x86/x86_avx.cc: Remove #undef __AVX__ hack. Tidy comments.
1005 * Makefile.am (x86_avx.lo): Only add -mavx if ARCH_X86_AVX.
1006 * configure.ac (ARCH_X86_AVX): New conditional.
1007 * Makefile.in, configure: Rebuild.
1008
430616e7
RH		 10092011-11-09 Richard Henderson <rth@redhat.com>
1010
1011 * acinclude.m4 (LIBITM_CHECK_AS_AVX): New.
1012 * configure.ac: Use it.
1013 * config.h.in, configure: Rebuild.
1014 * config/x86/x86_avx.cc: Handle !HAVE_AS_AVX.
1015
79b1edb6
RH		 10162011-11-09 Richard Henderson <rth@redhat.com>
1017
1018 * barrier.tpl, memcpy.cc, memset.cc, method-wbetl.cc: Remove file.
1019 * config/alpha/unaligned.h: Remove file.
1020 * config/generic/unaligned.h: Remove file.
1021 * config/x86/unaligned.h: Remove file.
1022 * config/generic/cachepage.h: Remove file.
1023 * config/posix/cachepage.cc: Remove file.
1024 * config/generic/cacheline.cc: Remove file.
1025 * config/x86/cacheline.cc: Remove file.
1026 * config/generic/cacheline.h (gtm_cacheline): Remove the
1027 store_mask, copy_mask, copy_mask_wb methods.
1028 * config/x86/cacheline.h: Likewise.
1029 * config/alpha/cacheline.h: Fall back to generic after setting size.
1030 * config/generic/tls.cc (gtm_mask_stack): Remove.
1031 * config/x86/x86_avx.cc (GTM_vpperm_shift): Remove.
1032 (GTM_vpalignr_table): Remove.
1033 * config/x86/x86_sse.cc (GTM_palignr_table): Remove.
1034 (GTM_pshift_table): Remove.
1035 * config/libitm_i.h: Don't include cachepage.h.
1036 * Makefile.am (libitm_la_SOURCES): Remove cacheline.cc, cachepage.cc
1037 * Makefile.in, testsuite/Makefile.in: Rebuild.
1038
4bdd090f
RH		 10392011-11-09 Richard Henderson <rth@redhat.com>
1040
8ee9fac2
RH		 1041 * config/x86/cacheline.h (gtm_cacheline::store_mask): Use .byte
1042 to emit branch prediction hint.
1043
9bdc6343
RH		 1044 * config/x86/sjlj.S: Protect elf directives with __ELF__.
1045 Protect .note.GNU-stack with __linux__.
1046
4bdd090f
RH		 1047 * configure.ac (GCC_AS_CFI_PSEUDO_OP): Test it.
1048 * configure, aclocal.m4, config.h.in: Rebuild.
1049 * config/generic/asmcfi.h: New file.
1050 * config/x86/sjlj.S: Use it.
1051
4408b086
RH		 10522011-11-08 Richard Henderson <rth@redhat.com>
1053
1054 * local.cc (_ITM_LB): Use a normal call, not a function alias.
1055
01f3428c
RH		 10562011-11-08 Richard Henderson <rth@redhat.com>
1057
3d3b05ff
RH		 1058 * configure.tgt: Test correct directory for supported cpus.
1059
01f3428c
RH		 1060 * configure.ac: Exit if unsupported.
1061 * configure: Rebuild.
1062 * configure.tgt: Delete boilerplate from libgomp for unsupported
1063 targets. Set UNSUPPORTED for unsupported targets.
1064
07f03cd3
RO		 10652011-11-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1066
1067 * configure.tgt: Handle i386 like i[456]86.
1068 * config/generic/tls.h [!HAVE_ARCH_GTM_THREAD] (gtm_thr): Don't
1069 take address.
1070 * config/generic/tls.cc [!HAVE_ARCH_GTM_THREAD ||
1071 !HAVE_ARCH_GTM_THREAD_DISP] (_gtm_thr_tls): New variable.
1072
0a35513e
AH		 10732011-11-05 Aldy Hernandez <aldyh@redhat.com>
1074
1075 * method-wbetl.cc: Update copyright notice.
1076 * aatree.cc: Same.
1077 * util.cc: Same.
1078 * libitm.h: Same.
1079 * memset.cc: Same.
1080 * eh_cpp.cc: Same.
1081 * barrier.tpl: Same.
1082 * useraction.cc: Same.
1083 * stmlock.h: Same.
1084 * memcpy.cc: Same.
1085 * common.h: Same.
1086 * config/generic/tls.cc: Same.
1087 * config/generic/cacheline.h: Same.
1088 * config/generic/cachepage.h: Same.
1089 * config/generic/cacheline.cc: Same.
1090 * config/generic/unaligned.h: Same.
1091 * config/x86/cacheline.h: Same.
1092 * config/x86/cacheline.cc: Same.
1093 * config/x86/unaligned.h: Same.
1094 * config/alpha/cacheline.h: Same.
1095 * config/alpha/unaligned.h: Same.
1096 * config/alpha/sjlj.S: Same.
1097 * config/posix/cachepage.cc: Same.
1098 * config/linux/futex.h: Same.
1099 * config/linux/alpha/futex_bits.h: Same.
1100
11012011-11-04 Torvald Riegel <triegel@redhat.com>
1102
1103 * libitm.texi: No cover text and invariant sections.
1104
11052011-11-03 Richard Henderson <rth@redhat.com>
1106
1107 * local_type_traits: New file.
1108 * libitm_i.h: Use it. Use C headers, not C++ wrappers.
1109
11102011-11-03 Richard Henderson <rth@redhat.com>
1111
1112 * configure.ac: Don't test for gfortran.
1113 * configure: Rebuild.
1114
1115 * testsuite/lib/libitm.exp: Don't include gfortran-dg.exp.
1116 * testsuite/libitm.c++/c++.exp: Don't use gfortran-dg-runtest.
1117
11182011-11-03 Aldy Hernandez <aldyh@redhat.com>
1119
1120 * testsuite/libitm.c/memcpy-1.c: Add copyright notice.
1121 * testsuite/libitm.c/memset-1.c: Same.
1122 * testsuite/libitm.c/c.exp: Same.
1123 * testsuite/lib/libitm-dg.exp: Same.
1124 * testsuite/lib/libitm.exp: Same.
1125 * testsuite/libitm.c++/c++.exp: Same.
1126
11272011-11-03 Aldy Hernandez <aldyh@redhat.com>
1128
1129 * testsuite/config/default.exp: Update copyright date.
1130 * configure.ac: Add copyright info.
1131 * configure.tgt: Same.
1132
11332011-11-03 Aldy Hernandez <aldyh@redhat.com>
1134
1135 * testsuite/libitm.c/reentrant.c: XFAIL.
1136 * testsuite/libitm.c++/static_ctor.C: XFAIL.
1137
11382011-10-29 Torvald Riegel <triegel@redhat.com>
1139
1140 * beginend.cc (GTM::gtm_thread::rollback): Add aborting flag and
1141 handle aborts.
1142 (_ITM_abortTransaction): Handle aborts of outer transactions.
1143 * libitm_i.h: Same.
1144 * eh_cpp.cc (GTM::gtm_thread::revert_cpp_exceptions): Fix assertion.
1145 * libitm.texi: Document aborts of outer transactions.
1146 * testsuite/libitm.c/cancel.c: New file.
1147
11482011-10-19 Torvald Riegel <triegel@redhat.com>
1149
1150 * testsuite/*: Change __transaction to __transaction_atomic or
1151 __transaction_relaxed.
1152
11532011-10-19 Torvald Riegel <triegel@redhat.com>
1154
1155 * config/linux/x86/tls.h (abi_disp): Make TLS slot read volatile.
1156 (gtm_thr): Same.
1157
11582011-10-19 Torvald Riegel <triegel@redhat.com>
1159
1160 * libitm_i.h: Add gl_wt dispatch.
1161 * retry.cc (parse_default_method): Same.
1162 * method-gl.cc: New file.
1163 * Makefile.am: Use method-gl.cc.
1164 * Makefile.in: Rebuild.
1165
11662011-10-19 Torvald Riegel <triegel@redhat.com>
1167
1168 * beginend.cc (GTM::gtm_thread::trycommit): Ensure privatization
1169 safety if requested by a TM method.
1170 * dispatch.h (GTM::abi_dispatch::trycommit): Add parameter for
1171 privatization safety.
1172 * method-serial.cc: Same.
1173
11742011-10-19 Torvald Riegel <triegel@redhat.com>
1175
1176 * libitm_i.h: Renamed gtm_local_undo to gtm_undolog_entry.
1177 (GTM::gtm_thread): Renamed local_undo to undolog. Renamed
1178 undolog-related member functions from *_local to *_undolog.
1179 * local.cc (gtm_thread::commit_undolog): Same.
1180 * beginend.cc (GTM::gtm_thread::trycommit): Same.
1181 (GTM::gtm_thread::rollback): Roll back undolog before
1182 dispatch-specific rollback.
1183
11842011-10-19 Torvald Riegel <triegel@redhat.com>
1185
1186 * retry.cc (GTM::gtm_thread::decide_retry_strategy): Handle
1187 re-initialization of the current method group.
1188 * libitm_i.h (GTM::gtm_restart_reason): Add restart reason for this.
1189
11902011-10-19 Torvald Riegel <triegel@redhat.com>
1191
1192 * alloc.cc (commit_allocations_2): Do not free transaction-local
1193 memory when committing a nested transaction.
1194
11952011-10-19 Torvald Riegel <triegel@redhat.com>
1196
1197 * method-serial.cc (GTM::gtm_thread::serialirr_mode): Fixed: Use
1198 serial-irrevocable dispatch, not serial.
1199
12002011-10-19 Torvald Riegel <triegel@redhat.com>
1201
1202 * libitm_i.h (GTM::gtm_restart_reason): Re-arrange and clean up
1203 declarations.
1204 * dispatch.h (GTM::abi_dispatch::begin_or_restart): New.
1205 * method-serial.cc: Implement begin_or_restart().
1206 * beginend.cc (GTM::gtm_thread::begin_transaction): Call
1207 dispatch-specific begin_or_restart().
1208 (GTM::gtm_thread::restart): Same.
1209
12102011-08-23 Torvald Riegel <triegel@redhat.com>
1211
1212 * retry.cc (GTM::gtm_thread::decide_retry_strategy): Cleanup. Fix
1213 restarting without switching to serial mode.
1214 (GTM::gtm_thread::decide_begin_dispatch): Let the caller set the
1215 transaction state. Choose closed-nesting alternative if available.
1216 (GTM::gtm_thread::set_default_dispatch): New.
1217 (parse_default_method): New.
1218 (GTM::gtm_thread::number_of_threads_changed): New.
1219 * method-serial.cc (GTM::serial_mg): New method group class.
1220 (GTM::serialirr_dispatch): Belongs to serial_mg. Remove reinit and
1221 fini.
1222 (GTM::serial_dispatch): Same.
1223 (GTM::serialirr_onwrite_dispatch): Same.
1224 (GTM::gtm_thread::serialirr_mode): Remove calls to fini.
1225 * beginend.cc (GTM::gtm_thread::~gtm_thread): Maintain number of
1226 registered threads.
1227 (GTM::gtm_thread::gtm_thread): Same.
1228 (_ITM_abortTransaction): Remove calls to abi_dispatch::fini().
1229 (GTM::gtm_thread::trycommit): Same. Reset number of restarts.
1230 (GTM::gtm_thread::begin_transaction): Let decide_begin_dispatch()
1231 choose dispatch but set state according to dispatch here.
1232 * dispatch.h (GTM::abi_dispatch::fini): Move to method group.
1233 (GTM::method_group): New class.
1234 (GTM::abi_dispatch): Add comments. Maintain pointer to method_group.
1235 * libitm_i.h (GTM::gtm_thread): Add declarations for new members.
1236 * libitm.texi: Document TM methods, method groups, method life cycle.
1237 Rename method sets to method groups.
1238
12392011-08-23 Torvald Riegel <triegel@redhat.com>
1240
1241 * config/x86/tls.h: Moved to ...
1242 * config/linux/x86/tls.h: ... here.
1243
12442011-08-23 Torvald Riegel <triegel@redhat.com>
1245
1246 * config/x86/tls.h: Use __x86_64__ instead of __LP64__.
1247 Add X32 support.
1248 * config/x86/sjlj.S: Same.
1249
12502011-08-19 Torvald Riegel <triegel@redhat.com>
1251
1252 * config/linux/rwlock.h: New file.
1253 * config/linux/rwlock.c: New file.
1254 * configure.ac: Reenable futex support (undo SVN rev 157758).
1255 * Makefile.am: Same.
1256 * configure.tgt: Same.
1257 * config/linux/alpha/futex_bits.h: Same.
1258 * config/linux/futex.h: Same. Return number of woken processes.
1259 * config/linux/futex.cc: Same.
1260 (futex_wait): Remove spinning.
1261 * config/linux/x86/futex_bits.h: Same. Set futex timeout to zero.
1262 Use __x86_64__ instead of __LP64__.
1263 * aclocal.m4: Include generic futex checks.
1264 * configure: Rebuild.
1265 * Makefile.in: Rebuild.
1266 * testsuite/Makefile.in: Rebuild.
1267 * beginend.cc: Include pthread.h.
1268 * config/posix/cachepage.cc: Same.
1269
12702011-08-12 Torvald Riegel <triegel@redhat.com>
1271
1272 * config/x86/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
1273 (abi_disp, set_abi_disp): Move to tx's TLS slot.
1274 (set_gtm_thr): New.
1275 * config/generic/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
1276 (set_gtm_thr): New.
1277 (GTM::gtm_thread::thread_num): Removed.
1278 (GTM::gtm_thread): Renamed to GTM::gtm_thread_tls.
1279 * libitm_i.h (GTM::gtm_transaction): Renamed to GTM::gtm_thread. More
1280 tx-to-thread renaming.
1281 * beginend.cc: Adapted to tx-to-thread renaming.
1282 (GTM::gtm_thread::~gtm_thread): Extracted from thread_exit_handler().
1283 (GTM::gtm_thread::gtm_thread): Extracted from begin_transaction().
1284 * query.cc (_ITM_getTransactionId, _ITM_inTransaction): Renamed
1285 gtm_transaction to gtm_thread.
1286 (_ITM_getThreadnum): Removed. Not supported anymore.
1287 * testsuite/libitm.c/notx.c (main): Removed _ITM_getThreadnum call.
1288 * libitm.texi: Documented that _ITM_getThreadnum is not supported.
1289 * useraction.cc: Renamed gtm_transaction to gtm_thread. Adapted to
1290 gtm_tx-to-gtm_thr renaming if necessary.
1291 * eh_cpp.cc: Same.
1292 * local.cc: Same.
1293 * retry.cc: Same.
1294 * clone.cc: Same.
1295 * alloc.cc: Same.
1296 * alloc_c.cc: Same.
1297 * alloc_cpp.cc: Same.
1298 * method-serial.cc: Same.
1299 * config/generic/tls.cc: Same.
1300 * config/posix/rwlock.h (gtm_rwlock): Same.
1301 * config/posix/rwlock.cc: Same. Adapted to more tx-to-thread renaming.
1302
13032011-08-12 Torvald Riegel <triegel@redhat.com>
1304
1305 * config/posix/rwlock.cc (gtm_rwlock::read_lock): Changed locking
1306 implementation.
1307 (gtm_rwlock::read_unlock): Same.
1308 (gtm_rwlock::write_lock_generic): New. Generalized from ...
1309 (gtm_rwlock::write_lock, gtm_rwlock::write_upgrade): ... these.
1310 * libitm_i.h (GTM::gtm_transaction): Added shared_state.
1311 * config/posix/rwlock.h (GTM::gtm_rwlock): Removed a_reader and
1312 w_upgrade. Replaced by per-transaction flags (in shared_state).
1313 Added c_confirmed_writers.
1314 (GTM::gtm_rwlock::read_lock, GTM::gtm_rwlock::read_unlock,
1315 GTM::gtm_rwlock::write_upgrade): Add tx parameter.
1316 * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
1317 * method-serial.cc (GTM::gtm_transaction::serialirr_mode): Same.
1318 * beginend.cc (GTM::gtm_transaction::begin_transaction,
1319 _ITM_abortTransaction, GTM::gtm_transaction::trycommit): Same.
1320 * libitm.texi: Document locking conventions and implementations in
1321 libitm.
1322
13232011-08-12 Torvald Riegel <triegel@redhat.com>
1324
1325 * libitm_i.h (next_tx): Add list of all threads' transaction.
1326 * beginend.cc (GTM::gtm_transaction::begin_transaction): Register
1327 transaction with list of transactions and ...
1328 (thread_exit_handler): ... deregister here.
1329 * config/alpha/target.h: Add HW_CACHELINE_SIZE setting.
1330 * config/x86/target.h: Same.
1331
13322011-08-12 Torvald Riegel <triegel@redhat.com>
1333
1334 * testsuite/libitm.c++/static_ctor.C: New file.
1335
13362011-08-12 Torvald Riegel <triegel@redhat.com>
1337
1338 * testsuite/libitm.c/reentrant.c: New file.
1339
13402011-08-12 Torvald Riegel <triegel@redhat.com>
1341
1342 * config/generic/tls.h: Remove the free list for transactions and ...
1343 * beginend.cc (GTM::gtm_transaction::operator new): ... allocate ...
1344 (GTM::gtm_transaction::operator delete): ... and release here.
1345 (thread_exit_handler): New. Delete tx when thread terminates.
1346 (thread_exit_init): New.
1347 (GTM::gtm_transaction::begin_transaction): Set up on-exit handler.
1348 * testsuite/libitm.c/txrelease.c: New file.
1349
13502011-08-12 Torvald Riegel <triegel@redhat.com>
1351
1352 * query.cc (_ITM_getThreadnum): Set up gtm_thread if necessary.
1353 * testsuite/libitm.c/notx.c: New file.
1354
13552011-08-12 Torvald Riegel <triegel@redhat.com>
1356
1357 * config/generic/tls.h (gtm_thread): Move local_tid from here ...
1358 * libitm_i.h (local_tid): ... to here.
1359 * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
1360 (GTM::gtm_transaction::operator new): Set up gtm_thread if necessary.
1361
13622011-08-12 Torvald Riegel <triegel@redhat.com>
1363
1364 * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Use
1365 serialirr_onwrite_dispatch as new default for now.
1366 * method-serial.cc (serialirr_onwrite_dispatch): New.
1367 (GTM::dispatch_serialirr_onwrite): New.
1368 * libitm_i.h: Same.
1369
13702011-08-12 Torvald Riegel <triegel@redhat.com>
1371
1372 * beginend.cc (GTM::gtm_transaction::rollback): Roll back tx id as well.
1373 * query.cc (_ITM_getTransactionId): There is no active transaction if
1374 the current nesting level is zero.
1375
13762011-07-28 Torvald Riegel <triegel@redhat.com>
1377
1378 * beginend.cc (GTM::gtm_transaction::rollback): Fix nesting level
1379 rollback.
1380
13812011-07-28 Torvald Riegel <triegel@redhat.com>
1382
1383 * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Get
1384 transaction properties from the caller instead of from the
1385 transaction object.
1386 * libitm_i.h: Same.
1387 * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
1388
13892011-07-28 Torvald Riegel <triegel@redhat.com>
1390
1391 * local.cc (gtm_transaction::rollback_local): Support closed nesting.
1392 * eh_cpp.cc (GTM::gtm_transaction::revert_cpp_exceptions): Same.
1393 * dispatch.h: Same.
1394 * method-serial.cc: Same.
1395 * beginend.cc (GTM::gtm_transaction::begin_transaction): Change to
1396 flat nesting as default, and closed nesting on demand.
1397 (GTM::gtm_transaction::rollback): Same.
1398 (_ITM_abortTransaction): Same.
1399 (GTM::gtm_transaction::restart): Same.
1400 (GTM::gtm_transaction::trycommit): Same.
1401 (GTM::gtm_transaction::trycommit_and_finalize): Removed.
1402 (choose_code_path): New.
1403 (GTM::gtm_transaction_cp::save): New.
1404 (GTM::gtm_transaction_cp::commit): New.
1405 * query.cc (_ITM_inTransaction): Support flat nesting.
1406 * libitm_i.h (GTM::gtm_transaction_cp): New helper struct for nesting.
1407 (GTM::gtm_transaction): Support flat and closed nesting.
1408 * alloc.cc (commit_allocations_2): New.
1409 (commit_cb_data): New helper struct.
1410 (GTM::gtm_transaction::commit_allocations): Handle nested
1411 commits/rollbacks.
1412 * libitm.texi: Update user action section, add description of nesting.
1413
14142011-07-28 Torvald Riegel <triegel@redhat.com>
1415
1416 * libitm_i.h: Add closed nesting as restart reason.
1417 * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
1418
14192011-07-28 Torvald Riegel <triegel@redhat.com>
1420
1421 * useraction.cc: Use vector instead of list to store actions.
1422 Also support partial rollbacks for closed nesting.
1423 * libitm_i.h (GTM::gtm_transaction::user_action): Same.
1424 * beginend.cc: Same.
1425
14262011-07-28 Torvald Riegel <triegel@redhat.com>
1427
1428 * dispatch.h (GTM::abi_dispatch): Add can_run_uninstrumented_code and
1429 closed_nesting flags, as well as a closed nesting alternative.
1430 * method-serial.cc: Same.
1431 (serial_dispatch): Renamed to serialirr_dispatch.
1432 (GTM::dispatch_serialirr): Same.
1433 (serial_dispatch_ul): Renamed to serial_dispatch.
1434 (GTM::dispatch_serial): Same.
1435
14362011-07-28 Torvald Riegel <triegel@redhat.com>
1437
1438 * libitm.h (_ITM_codeProperties): Change pr_hasElse to the ABI's value.
1439
14402011-07-28 Torvald Riegel <triegel@redhat.com>
1441
1442 * aatree.h (aa_tree::remove): New.
1443 (aa_tree::operator new): Add placement new.
1444
14452011-07-02 Torvald Riegel <triegel@redhat.com>
1446
1447 * containers.h: New file.
1448 * util.cc (xmalloc, xrealloc): Accept cacheline-alloc flag.
1449 * libitm_i.h (xmalloc, xrealloc): Moved declarations from here ...
1450 * common.h: ... to here.
1451 (local_undo): Use GTM::vector for gtm_transaction::local_undo.
1452 * local.cc: Same.
1453
14542011-06-30 Torvald Riegel <triegel@redhat.com>
1455
1456 * libitm_i.h (STATE_ABORTING): Remove.
1457 * beginend.cc (_ITM_abortTransaction): Same.
1458 (GTM::gtm_transaction::trycommit_and_finalize): Same.
1459 * libitm.h (_ITM_registerThrownObject, _ITM_tryCommitTransaction): Remove.
1460 (_ITM_rollbackTransaction): Remove.
1461 * beginend.cc: Same.
1462 * libitm.map: Same.
1463 * libitm.texi: Document these ABI changes.
1464
14652011-06-30 Torvald Riegel <triegel@redhat.com>
1466
1467 * libitm.texi: New file.
1468 * Makefile.am: Add libitm.texi.
1469 * Makefile.in: Rebuild.
1470
14712011-06-30 Torvald Riegel <triegel@redhat.com>
1472
1473 * libitm_i.h: Move parts to common.h and dispatch.h.
1474 * common.h: New file.
1475 * dispatch.h: New file, new dispatch class.
1476 Rename GTM::abi_dispatch::lock_type to ls_modifier.
1477 RenameGTM::abi_dispatch::NOLOCK to NONTXNAL.
1478 * beginend.cc (GTM::gtm_transaction::begin_transaction): Delegate mode
1479 decision to retry.cc.
1480 * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Use serial mode
1481 only.
1482 (GTM::gtm_transaction::decide_begin_dispatch): Same.
1483 * method-serial.cc: Adapt to new dispatch. Add serial mode with undo
1484 logging.
1485 * barrier.cc: Use new barriers definitions.
1486 (abi_dispatch::memmove_overlap_check): New.
1487 * config/x86/x86_sse.cc: Same.
1488 * config/x86/x86_avx.cc: Same.
1489 * Makefile.am: Don't build readonly and wbetl methods, memset.cc and
1490 memcpy.cc.
1491 * Makefile.in: Rebuild.
1492 * method-readonly.cc: Remove.
1493 * method-wbetl.cc: Rename GTM::abi_dispatch::lock_type to ls_modifier.
1494 Rename GTM::abi_dispatch::NOLOCK to NONTXNAL.
1495
14962011-06-30 Torvald Riegel <triegel@redhat.com>
1497
1498 * alloc_c.cc (_ITM_dropReferences): Don't support it anymore.
1499 * testsuite/libitm.c++/dropref.C: _ITM_dropReferences is expected to fail.
1500 * testsuite/libitm.c/dropref-2.c: Same.
1501 * testsuite/libitm.c/dropref.c: Same.
1502
15032011-06-30 Torvald Riegel <triegel@redhat.com>
1504
1505 * config/generic/tls.h (gtm_disp): Rename to abi_disp.
1506 * config/generic/tls.h (set_gtm_disp): Rename to set_abi_disp.
1507 * libitm_i.h: Rename gtm_dispatch to abi_dispatch.
1508 * alloc_c.cc: Same.
1509 * barrier.tpl: Same.
1510 * beginend.c: Same.
1511 * config/generic/tls.h: Same.
1512 * config/x86/tls.h: Same.
1513 * libitm_i.h: Same.
1514 * memcpy.cc: Same.
1515 * memset.cc: Same.
1516 * method-readonly.cc: Same.
1517 * method-serial.cc: Same.
1518 * method-wbetl.cc: Same.
1519 * retry.cc: Same.
1520
15212011-03-03 Richard Henderson <rth@redhat.com>
1522
1523 * config/posix/rwlock.cc (write_upgrade): Add missing case.
1524 From Patrik Marlier <patrick.marlier@unine.ch>.
1525
15262011-02-03 Richard Henderson <rth@redhat.com>
1527
1528 * acinclude.m4 (LIBITM_CHECK_SIZE_T_MANGLING): New.
1529 * configure.ac: Use it.
1530 * configure, config.h.in: Rebuild.
1531 * alloc_cpp.cc (_ZnwX): Use MANGLE_SIZE_T in constructing the name.
1532 (_ZnaX, _ZnwXRKSt9nothrow_t, _ZnaXRKSt9nothrow_t, _ZGTtnwX,
1533 _ZGTtnaX, _ZGTtnwXRKSt9nothrow_t, _ZGTtnaXRKSt9nothrow_t): Likewise.
1534 * libitm.map: Use wildcards to match size_t mangling.
1535
15362010-12-14 Richard Henderson <rth@redhat.com>
1537
1538 * beginend.cc (GTM::gtm_transaction::begin_transaction): Allocate
1539 blocks of TIDs per thread.
1540 * config/generic/tls.h (struct gtm_thread): Add local_tid member.
1541 (setup_gtm_thr): Return the thread structure.
1542 * config/x86/tls.h (setup_gtm_thr): Likewise.
1543
15442010-12-14 Richard Henderson <rth@redhat.com>
1545
1546 * clone.cc (table_lock): Remove.
1547 (find_clone): Don't take it.
1548 (ExcludeTransaction): New helper class.
1549 (_ITM_registerTMCloneTable): Use it.
1550 (_ITM_deregisterTMCloneTable): Likewise.
1551
15522010-12-14 Richard Henderson <rth@redhat.com>
1553
1554 * config/x86/tls.h: New file.
1555
15562010-07-15 Richard Henderson <rth@redhat.com>
1557
1558 * Makefile.am (AM_CXXFLAGS): Add -funwind-tables.
1559 * Makefile.in: Rebuild.
1560
15612010-07-13 Aldy Hernandez <aldyh@redhat.com>
1562
1563 * method-wbetl.cc (trydropreference): Fix source line.
1564
15652010-07-13 Aldy Hernandez <aldyh@redhat.com>
1566
1567 * libitm.h: Add comment.
1568 * libitm_i.h (begin_transaction): Add ITM_REGPARM.
1569
15702010-07-07 Aldy Hernandez <aldyh@redhat.com>
1571
1572 * configure.ac: Call LIBITM_CHECK_64BIT_SYNC_BUILTINS.
1573 * beginend.cc (begin_transaction): If 64-bit sync builtins are not
1574 available, use pthread mutexes.
1575 * acinclude.m4 (LIBITM_CHECK_64BIT_SYNC_BUILTINS): New.
1576 * config.h.in: Regenerate.
1577 * configure: Regenerate.
1578
15792010-07-06 Aldy Hernandez <aldyh@redhat.com>
1580
1581 * libitm.h (ITM_PURE): Define.
1582 Declare _ITM_malloc, _ITM_calloc, and _ITM_free.
1583
15842010-06-28 Aldy Hernandez <aldyh@redhat.com>
1585
1586 * method-wbetl.cc (class wbetl_dispatch): Add trydropreference.
1587 (validate): Add comment.
1588 (trydropreference): New.
1589 * method-readonly.cc (class readonly_dispatch): Add
1590 trydropreference.
1591 * alloc_c.cc (_ITM_dropReferences): Remove const attribute.
1592 Call trydropreference().
1593 * libitm.h (_ITM_dropReferences): Remove const attribute.
1594 * method-serial.cc (class serial_dispatch): Add trydropreference.
1595 * libitm_i.h (struct gtm_dispatch): Add trydropreference.
1596
15972010-06-28 Aldy Hernandez <aldyh@redhat.com>
1598
1599 * memcpy.cc (do_memcpy): Comment.
1600
16012010-06-25 Aldy Hernandez <aldyh@redhat.com>
1602
1603 * barrier.tpl: Add comments throughout.
1604
16052010-06-24 Aldy Hernandez <aldyh@redhat.com>
1606
1607 * method-wbetl.cc (struct w_entry): Add comments.
1608 (trycommit): Same.
1609 (rollback): Same.
1610
16112010-06-24 Aldy Hernandez <aldyh@redhat.com>
1612
1613 * alloc_c.cc (_ITM_dropReferences): New.
1614 * libitm.map (_ITM_dropReferences): Add.
1615 * libitm.h (_ITM_dropReferences): Add transaction_pure attribute.
1616 * libitm_i.h (struct gtm_transaction): Declare
1617 drop_references_allocations and drop_references_local.
1618 * local.cc (rollback_local): Ignore memory when applicable.
1619 (drop_references_local): New.
1620
16212010-06-23 Richard Henderson <rth@redhat.com>
1622
1623 * barrier.tpl, beginend.cc, clone.cc, tls.h, memcpy.cc,
1624 memset.cc, method-serial.cc: Revert the 2010-06-16 change.
1625 * config/x86/target.h (struct gtm_jmpbuf): Change CFA type to void*.
1626 * config/alpha/target.h: Likewise.
1627 * config/generic/tls.cc (gtm_mask_stack): Use it.
1628
16292010-06-23 Richard Henderson <rth@redhat.com>
1630
1631 * config/posix/cachepage.cc (gtm_cacheline_page::operator new): Use
1632 a mutex instead of trying a lock-free compare-and-swap on the list.
1633 (gtm_cacheline_page::operator delete): Likewise.
1634
16352010-06-16 Richard Henderson <rth@redhat.com>
1636
1637 * method-wbetl.cc (wbetl_dispatch::trycommit): Discard changes
1638 that overlap the libitm stack.
1639 * barrier.tpl: Mark incoming stack.
1640 * beginend.cc (_ITM_rollbackTransaction, _ITM_abortTransaction,
1641 _ITM_commitTransaction, _ITM_commitTransactionEH): Likewise.
1642 * clone.cc (_ITM_getTMCloneOrIrrevocable): Likewise.
1643 * memcpy.cc, memset.cc: Likewise.
1644 * method-serial.cc (_ITM_changeTransactionMode): Likewise.
1645 * config/generic/tls.h (gtm_thread): Add stack_top member.
1646 (gtm_stack_top, set_gtm_stack_top, struct gtm_stack_marker): New.
1647 * libitm_i.h (gtm_mask_stack): Declare.
1648 * config/generic/tls.cc: New file.
1649 * Makefile.am (libitm_la_SOURCES): Add it.
1650 (AM_CXXFLAGS): Turn off exceptions.
1651 * Makefile.in: Rebuild.
1652
16532010-06-16 Richard Henderson <rth@redhat.com>
1654
1655 * alloc.cc (struct gtm_alloc_action): Move definition ...
1656 * libitm_i.h: ... here.
1657 (class gtm_transaction): Declare new and delete.
1658 * beginend.cc (alloc_tx): Reformulate as operator new.
1659 (free_tx): Reformulate as operator delete.
1660 * config/generic/tls.h (gtm_thread): Change free_tx member to void *.
1661
16622010-06-11 Richard Henderson <rth@redhat.com>
1663
1664 * clone.cc (clone_entry_compare): Fix typo.
1665 From Patrik Marlier <patrick.marlier@unine.ch>.
1666
16672010-05-13 Richard Henderson <rth@redhat.com>
1668
1669 * alloc_c.cc (_ITM_malloc, _ITM_calloc, _ITM_free): Wrap functions
1670 in extern "C".
1671
16722010-05-07 Aldy Hernandez <aldyh@redhat.com>
1673
1674 * libitm_i.h (struct gtm_transaction): Remove
1675 get_allocation_size.
1676 (record_allocation): Remove size parameter.
1677 * libitm.map (_ITM_realloc): Remove.
1678 * alloc_c.cc (_ITM_realloc): Remove.
1679 (_ITM_malloc): Remove size argument to record_allocation.
1680 (_ITM_calloc): Same.
1681 * alloc_cpp.cc (_ZGTtnwm): Same.
1682 (_ZGTtnwmRKSt9nothrow_t): Same.
1683 (_ZGTtnam): Same.
1684 (_ZGTtnamRKSt9nothrow_t): Same.
1685 * alloc.cc (struct gtm_alloc_action): Remove size.
1686 (get_allocation_size): Remove.
1687 (commit_allocations): Add comment.
1688 (record_allocation): Remove size parameter.
1689 (forget_allocation): Remove set of size.
1690
16912010-04-19 Aldy Hernandez <aldyh@redhat.com>
1692
1693 * Makefile.am (abi_version): New.
1694 (AM_CXXFLAGS): Pass abi_version.
1695 * Makefile.in: Regenerate.
1696 * config/x86/unaligned.h: Remove always_inline kludge for vectors.
1697
16982010-04-06 Aldy Hernandez <aldyh@redhat.com>
1699
1700 * clone.cc (_ITM_getTMCloneOrIrrevocable): Rename from
1701 _ITM_getTMCloneOrIrrevokable.
1702 * libitm.h (_ITM_getTMCloneOrIrrevocable): Same.
1703 * libitm.map (_ITM_getTMCloneOrIrrevocable): Same.
1704
17052010-03-26 Aldy Hernandez <aldyh@redhat.com>
1706
1707 * configure.ac: Remove Linux futex support.
1708 * configure.tgt (config_path): Same.
1709 * Makefile.am: Same.
1710 * config/linux: Remove entire directory.
1711 * configure: Rebuild.
1712 * Makefile.in: Rebuild.
1713 * testsuite/Makefile.in: Rebuild.
1714
17152010-03-09 Aldy Hernandez <aldyh@redhat.com>
1716
1717 * retry.cc (decide_retry_strategy): Set state to STATE_SERIAL when
1718 switching to serial mode.
1719 * beginend.cc (trycommit_and_finalize): Unlock serial_lock.
1720
17212010-03-03 Aldy Hernandez <aldyh@redhat.com>
1722
1723 * configure.tgt: Add emacs -*- tags.
1724 * barrier.tpl: Same.
1725
17262010-02-23 Aldy Hernandez <aldyh@redhat.com>
1727
1728 * Makefile.am: Rename serial.cc to method-serial.cc.
1729 * Makefile.in: Regenerate with automake 1.11.1.
1730 * testsuite/Makefile.in: Same.
1731 * aclocal.m4: Regenerate with aclocal 1.11.1.
1732 * method-serial.cc: Rename from serial.cc.
1733 * libitm_i.h (struct gtm_transaction): Update comment on
1734 serialirr_mode.
1735
17362010-02-22 Aldy Hernandez <aldyh@redhat.com>
1737
1738 * libitm_i.h (GTM_longjmp): Add ITM_REGPARM.
1739 * config/linux/rwlock.h (class gtm_rwlock): Add comments.
1740
17412010-02-11 Aldy Hernandez <aldyh@redhat.com>
1742
1743 * configure: Rebuild.
1744
17452009-11-12 Richard Henderson <rth@redhat.com>
1746
1747 * Rewrite everything in C++.
1748
17492009-11-03 Richard Henderson <rth@redhat.com>
1750
1751 * config/x86/x86_sse.c, config/x86/x86_avx.c: New files.
1752 * Makefile.am (libitm_la_SOURCES): Add them.
1753 * configure.ac (ARCH_X86): New conditional.
1754 * Makefile.in, configure: Rebuild.
1755 * configure.tgt: Set up ARCH; do cflags setup at the same time.
1756 Move futex setup into "other system configury" case.
1757 * local.c (rollback_local): Merge into ...
1758 (GTM_rollback_local): ... here.
1759 (GTM_LB): Rename from GTM_alloc_local; do the memcpy here.
1760 (_ITM_LB): Define as an alias to GTM_LB.
1761
17622009-11-03 Richard Henderson <rth@redhat.com>
1763
1764 * method-readonly.c: New file.
1765 * Makefile.am (libitm_la_SOURCES): Add it.
1766 * Makefile.in: Rebuild.
1767 * beginend.c (gtm_stmlock_array, gtm_clock): New.
1768 (GTM_begin_transaction): Use dispatch_readonly for read-only txn.
1769 * libitm_i.h (gtm_stmlock, gtm_version): Move from method-wbetl.c.
1770 (GTM_VERSION_MAX, GTM_VERSION_INVALID, gtm_stmlock_owned_p,
1771 gtm_stmlock_set_owned, gtm_stmlock_get_addr,
1772 gtm_stmlock_get_version, gtm_stmlock_set_version, LOCK_ARRAY_SIZE,
1773 gtm_stmlock_array, gtm_get_stmlock, gtm_clock, RESTART_NOT_READONLY,
1774 gtm_get_clock, gtm_inc_clock): New.
1775 * method-wbetl.c (gtm_version, gtm_stmlock, OWNED_MASK, VERSION_MAX,
1776 LOCK_GET_OWNED, LOCK_SET_ADDR, LOCK_GET_ADDR, LOCK_GET_TIMESTAMP,
1777 LOCK_SET_TIMESTAMP, LOCK_ARRAY_SIZE, LOCK_MASK, LOCK_IDX, GET_LOCK,
1778 locks, gclock, CLOCK, GET_CLOCK, FETCH_AND_INC_CLOCK): Remove and
1779 replace uses with new libitm_i.h symbols.
1780 (dispatch_wbetl): Rename from wbetl_dispatch.
1781 * retry.c (GTM_decide_retry_strategy): If RESTART_NOT_READONLY, move
1782 away from dispatch_readonly; abort if the beginTransaction call
1783 asserted that the transaction was readonly.
1784
17852009-11-03 Richard Henderson <rth@redhat.com>
1786
1787 * memset.c: New file.
1788 * Makefile.am (libitm_la_SOURCES): Add it.
1789 * Makefile.in: Rebuild.
1790 * testsuite/libitm.c/memset-1.c: New.
1791
17922009-11-03 Richard Henderson <rth@redhat.com>
1793
1794 * dispatch.c: Remove file.
1795 * useraction.c (struct gtm_user_action): Move from libitm.h.
1796 * serial.c (GTM_null_read_lock, GTM_null_write_lock): New.
1797 (serial_memset, serial_memmove, serial_memcpy): Remove.
1798 (serial_W*, serial_R*): Remove.
1799 (serial_dispatch): Update to match.
1800 * configure.ac: Move Werror down below configure checks. Don't
1801 check for sys/loadavg.h, do check for malloc.h. Don't check for
1802 getloadavg and clock_gettime; do check for memalign, posix_memalign.
1803 Use GCC_AC_FUNC_MMAP_BLACKLIST
1804 * libitm.h: Split out all internal items to...
1805 * libitm_i.h: ... here. New file.
1806 * copymask.c: New file.
1807 * local.c (struct gtm_local_undo): Move from libitm.h.
1808 (GTM_alloc_local): Rename from alloc_local; export.
1809 * memcpy.c: New file.
1810 * alloc_c.c (_ITM_realloc): Use _ITM_memcpyRnWt directly.
1811 * config/posix/page.c: New file.
1812 * config/posix/target_tls.h: Remove file.
1813 * barrier.c: New file.
1814 * Makefile.am (libitm_la_SOURCES): Add barrier.c, memcpy.c,
1815 copymask.c, page.c.
1816 * alloc.c (struct gtm_alloc_action): Move from libitm.h.
1817 * method-wbetl.c: Rewrite for new cacheline methods.
1818 * Makefile.in, configure, testsuite/Makefile.in, config.h.in: Rebuild.
1819
1820 * config/alpha/sjlj.S: Fix typo.
1821 * config/alpha/target_i.h: Copy functions from alpha/target.h.
1822 * config/alpha/copymask.c: New file.
1823 * config/alpha/target.h (CACHELINE_SIZE): New.
1824 (STRICT_ALIGNMENT, PAGE_SIZE, FIXED_PAGE_SIZE): New.
1825
1826 * config/x86/target_i.h: Copy functions from x86/target.h.
1827 * config/x86/copymask.c: New file.
1828 * config/x86/target.h (_ITM_ALL_TARGET_TYPES): Remove.
1829 (CACHELINE_SIZE, STRICT_ALIGNMENT): New.
1830 (PAGE_SIZE, FIXED_PAGE_SIZE): New.
1831 * config/x86/target_tls.h: Move contents to target_i.h.
1832
1833 * testsuite/libitm.c/clone-1.c: Include libitm.h.
1834 * testsuite/libitm.c/memcpy-1.c: New.
1835
18362009-10-22 Richard Henderson <rth@redhat.com>
1837
1838 * Makefile.am (CCAS, CCASFLAGS, LTCCASCOMPILE): Remove.
1839 (AM_CCASFLAGS): New.
1840 * configure.ac: Add AM_PROG_AS. Use m4_rename_force for
1841 saving/restoring _AC_ARG_VAR_PRECIOUS.
1842 * Makefile.in, aclocal.m4, config.h.in, configure,
1843 testsuite/Makefile.in: Rebuild with automake 1.11; autoconf 2.64.
1844
18452009-10-22 Richard Henderson <rth@redhat.com>
1846
1847 * testsuite/*: Update for new compiler syntax.
1848
18492009-10-21 Richard Henderson <rth@redhat.com>
1850
1851 * libitm.h (_ITM_abortReason): Add outerAbort.
1852
18532009-08-03 Richard Henderson <rth@redhat.com>
1854
1855 * libitm.map (_ITM_commitTransactionEH, _ITM_cxa_allocate_exception,
1856 _ITM_cxa_begin_catch, _ITM_cxa_end_catch, _ITM_cxa_throw): Export.
1857 * method-wbetl.c (struct w_entry): Remove mask.
1858 (wbetl_write, wbetl_load): Return pointer to word containing the data;
1859 adjust all callers.
1860
18612009-07-22 Richard Henderson <rth@redhat.com>
1862
1863 * eh_cpp.c: New file.
1864 * Makefile.am (libitm_la_SOURCES): Add it.
1865 * Makefile.in: Rebuild.
1866 * beginend.c (GTM_rollback_transaction): Undo exception state.
1867 (GTM_trycommit_transaction): Mark inline.
1868 (GTM_trycommit_and_finalize_transaction): Split out from ...
1869 (_ITM_commitTransaction): ... here.
1870 (_ITM_commitTransactionEH): New function.
1871 * libitm.h (struct gtm_transaction): Add cxa_catch_count,
1872 cxa_unthrown, eh_in_flight; reorder.
1873
1874 * testsuite/libitm.c++/c++.exp: New.
1875 * testsuite/libitm.c++/eh-1.C: New.
1876
1877 * aatree.c (aa_free): Remove REGPARM.
1878 * aatree.h: Remove all REGPARM.
1879
18802009-07-18 Richard Henderson <rth@redhat.com>
1881
1882 * aatree.c, aatree.h, alloc.c, alloc_c.c, alloc_cpp.c: New files.
1883 * Makefile.am (libitm_la_SOURCES): Add them.
1884 * Makefile.in: Rebuild.
1885 * beginend.c (GTM_rollback_transaction): Use GTM_commit_allocations.
1886 (GTM_trycommit_transaction): Likewise.
1887 * libitm.h: Include aatree.h
1888 (struct gtm_alloc_action): New.
1889 (struct gtm_transaction): Add alloc_actions.
1890 (GTM_record_allocation, GTM_forget_allocation): Declare.
1891 (GTM_get_allocation_size, GTM_commit_allocations): Declare.
1892 * libitm.map (_ITM_malloc, _ITM_calloc, _ITM_realloc, _ITM_free,
1893 _ZGTtnwm, _ZGTtnam, _ZGTtdlPv, _ZGTtdaPv, _ZGTtnwmRKSt9nothrow_t,
1894 _ZGTtnamRKSt9nothrow_t, _ZGTtdlPvRKSt9nothrow_t,
1895 _ZGTtdaPvRKSt9nothrow_t): Export.
1896
18972009-07-18 Richard Henderson <rth@redhat.com>
1898
1899 * target_tls.h: Move ...
1900 * config/posix/target_tls.h: ... here.
1901
19022009-07-07 Richard Henderson <rth@redhat.com>
1903
1904 * config/x86/target.h (atomic_write_barrier): Use sfence if available.
1905
19062009-07-07 Richard Henderson <rth@redhat.com>
1907
1908 * Update to GPL3.
1909
19102009-07-07 Richard Henderson <rth@redhat.com>
1911
1912 * libitm.h (struct gtm_transaction): Widen id to _ITM_transactionId_t.
1913 * beginend.c (global_tid): Widen to _ITM_transactionId_t.
1914
1915 * configure.tgt: Don't use -ftls-model for x86 linux.
1916 * libitm.h: Include target.h after standard includes.
1917 (_gtm_thr): Rename from gtm_thr.
1918 (setup_gtm_thr, gtm_thr, gtm_tx, set_gtm_tx): New.
1919 (gtm_disp, set_gtm_disp): New.
1920 * beginend.c, dispatch.c, local.c, method-wbetl.c, query.c,
1921 retry.c, serial.c, useraction.c: Use accessor functions throughout.
1922 * config/alpha/target_tls.h, config/x86/target_tls.h: New files.
1923
19242009-07-07 Richard Henderson <rth@redhat.com>
1925
1926 * config/linux/rwlock.c (EZ): New define. Use it throughout.
1927
19282009-07-06 Richard Henderson <rth@redhat.com>
1929
1930 * libitm.h (_ITM_SRCLOCATION_DECL_1, _ITM_SRCLOCATION_DECL_2): Remove.
1931 (_ITM_SRCLOCATION_DEFN_1, _ITM_SRCLOCATION_DEFN_2): Remove.
1932 (_ITM_beginTransaction): Take variadic arguments.
1933 (_ITM_registerThrownObject): Declare.
1934 * beginend.c, serial.c: Update.
1935 * libitm.map: Add _ITM_registerThrownObject.
1936
19372009-01-28 Richard Henderson <rth@redhat.com>
1938
1939 * Makefile.am (libitm_la_SOURCES): Add clone.c.
1940 * Makefile.in: Rebuild.
1941 * beginend.c (_ITM_abortTransaction): Abort if irrevokable.
1942 (GTM_restart_transaction): Fix uninstrumented code check.
1943 * retry.c (GTM_decide_retry_strategy): Add serial check.
1944 * serial.c (GTM_serialmode): Add irrevokable variable. Don't
1945 automatically go irrevokable when in serial mode.
1946 * clone.c: New file.
1947 * libitm.h, libitm.map: Update.
1948
19492009-01-27 Richard Henderson <rth@redhat.com>
1950
1951 * Makefile.am (LTCCASCOMPILE): Define.
1952 (libitm_la_SOURCES): Add methid-wbetl.c.
1953 * testsuite/Makefile.am: New
1954 * configure.ac: Add testsuite/Makefile.
1955 * Makefile.in, testsuite/Makefile.in, configure: Regenerate.
1956 * beginend.c (GTM_begin_transaction): Install wbetl_dispatch.
1957 (_ITM_abortTransaction): Finalize implementation method; pass
1958 transaction properties to longjmp.
1959 (GTM_restart_transaction): Split out from ...
1960 (_ITM_commitTransaction): ... here.
1961 * config/linux/x86/futex_bits.h (cpu_relax, atomic_write_barrier):
1962 Move to config/x86/target.h.
1963 * config/linux/alpha/futex_bits.h: New.
1964 * config/x86/sjlj.S (GTM_longjmp): Fix 64-bit input register.
1965 * config/x86/target.h: Disable target types for 32-bit.
1966 * config/alpha/sjlj.S, config/alpha/target.h: New.
1967 * libitm.h (struct gtm_dispatch): Add init, fini.
1968 (enum restart_reason): New.
1969 (struct gtm_transaction): Add method and restarts.
1970 * retry.c (GTM_decide_retry_strategy): Implement.
1971 * serial.c (serial_init, serial_fini): New.
1972 (GTM_serialmode): Finialize outgoing method.
1973 * method-wbetl.c: New.
1974
19752008-12-09 Richard Henderson <rth@redhat.com>
1976
1977 * config/x86/target.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): New.
1978 * configure.tgt (i386-*, x86_64-*): Don't force SSE.
1979 * dispatch.c (_ITM_##R##T, _ITM_##W##T): Use _ITM_TYPE_ATTR.
1980 * libitm.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): Provide default.
1981 (_ITM_TYPE_M64, _ITM_TYPE_M128, _ITM_TYPE_M256): Move to x86 header.
1982 (_ITM_ALL_TYPES): Use _ITM_ALL_TARGET_TYPES.
1983 * local.c (_ITM_L##T): Use _ITM_TYPE_ATTR.
1984 * serial.c (serial_R##T, serial_W##T): Likewise.
1985
19862008-11-21 Richard Henderson <rth@redhat.com>
1987
1988 * Initial commit.
21fa2a29
JJ		 1989\f
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