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Regenerate .pot files.
[thirdparty/gcc.git] / libitm / ChangeLog
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66dbcf2d
RO		 12016-12-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2
3 * acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Remove.
4 * aclocal.m4: Regenerate.
5 * configure.ac: Call GCC_CHECK_LINKER_HWCAP instead of
6 LIBITM_CHECK_LINKER_HWCAP.
7
84c1b9d3
MK		 82016-11-15 Matthias Klose <doko@ubuntu.com>
9
10 * configure: Regenerate.
11
831698b8
L		 122016-04-19 H.J. Lu <hongjiu.lu@intel.com>
13
14 PR libitm/70456
15 * util.cc (xmalloc): Use posix_memalign to allocate memory on
16 on cache line if requested.
17
edcbda7e
DV		 182016-03-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
19
20 * config/s390/target.h (TARGET_BEGIN_TRANSACTION_ATTRIBUTE): Define
21 function attribute to disable floating point in begin_transaction() on
22 S/390.
23 * beginend.cc (begin_transaction): Use
24 TARGET_BEGIN_TRANSACTION_ATTRIBUTE.
25
6041f70a
TR		 262016-01-22 Torvald Riegel <triegel@redhat.com>
27
28 * beginend.cc (GTM::gtm_thread::serial_lock): Put on cacheline
29 boundary.
30 (htm_fastpath): Remove.
31 (gtm_thread::begin_transaction): Fix HTM fastpath.
32 (_ITM_commitTransaction): Adapt.
33 (_ITM_commitTransactionEH): Adapt.
34 * libitm/config/linux/rwlock.h (gtm_rwlock): Add htm_fastpath member
35 and accessors.
36 * libitm/config/posix/rwlock.h (gtm_rwlock): Likewise.
37 * libitm/config/posix/rwlock.cc (gtm_rwlock::gtm_rwlock): Adapt.
38 * libitm/config/x86/sjlj.S (_ITM_beginTransaction): Fix HTM fastpath.
39 * libitm/libitm_i.h (htm_fastpath): Remove declaration.
40 * libitm/method-serial.cc (htm_mg): Adapt.
41 (gtm_thread::serialirr_mode): Adapt.
42 * libitm/query.cc (_ITM_inTransaction, _ITM_getTransactionId): Adapt.
43
0b96ffdb
TR		 442016-01-21 Torvald Riegel <triegel@redhat.com>
45
46 * testsuite/libitm.c++/libstdc++-safeexc.C: Not supported on darwin
47 or AIX.
48
b1de98e3
RH		 492016-01-19 Richard Henderson <rth@redhat.com>
50
51 PR bootstrap/69343
52 PR bootstrap/69339
53 Revert:
54 2016-01-13 Richard Henderson <rth@redhat.com>
55
56 * Makefile.am (libitm_la_SOURCES) [ARCH_AARCH64]: Add vect128.cc
57 (libitm_la_SOURCES) [ARCH_ARM]: Add neon.cc
58 (libitm_la_SOURCES) [ARCH_PPC]: Add vect128.cc
59 (libitm_la_SOURCES) [ARCH_S390]: Add vect128.cc
60 * configure.ac (ARCH_AARCH64): New conditional.
61 (ARCH_PPC, ARCH_S390): Likewise.
62 * Makefile.in, configure: Rebuild.
63
64 * libitm.h (_ITM_TYPE_M128): Always define.
65 * vect64.cc: Split ...
66 * vect128.cc: ... out of...
67 * config/x86/x86_sse.cc: ... here.
68 * config/arm/neon.cc: New file.
69
f57fc960
TR		 702016-01-19 Torvald Riegel <triegel@redhat.com>
71
72 * local_type_traits: Remove file.
73 * libitm_i.h: Don't include it anymore.
74 (sized_integral): Remove.
75
d2653984
TR		 762016-01-16 Torvald Riegel <triegel@redhat.com>
77
78 * method-gl.cc (gl_wt_dispatch::trycommit): Ensure proxy privatization
79 safety.
80 * method-ml.cc (ml_wt_dispatch::trycommit): Likewise.
81 * libitm/testsuite/libitm.c/priv-1.c: New.
82
a04d5fc9
TR		 832015-01-15 Torvald Riegel <triegel@redhat.com>
84
85 testsuite/libitm.c++/libstdc++-safeexc.C: New.
86
e89137ce
TR		 872016-01-13 Torvald Riegel <triegel@redhat.com>
88
89 * beginend.cc (gtm_thread::trycommit): Fix seq_cst fences.
90 * config/linux/rwlock.cc (gtm_rwlock::write_lock_generic): Likewise.
91 (gtm_rwlock::write_unlock): Likewise.
92
4c868789
RH		 932016-01-13 Richard Henderson <rth@redhat.com>
94
95 * Makefile.am (libitm_la_SOURCES) [ARCH_AARCH64]: Add vect128.cc
96 (libitm_la_SOURCES) [ARCH_ARM]: Add neon.cc
97 (libitm_la_SOURCES) [ARCH_PPC]: Add vect128.cc
98 (libitm_la_SOURCES) [ARCH_S390]: Add vect128.cc
99 * configure.ac (ARCH_AARCH64): New conditional.
100 (ARCH_PPC, ARCH_S390): Likewise.
101 * Makefile.in, configure: Rebuild.
102
103 * libitm.h (_ITM_TYPE_M128): Always define.
104 * vect64.cc: Split ...
105 * vect128.cc: ... out of...
106 * config/x86/x86_sse.cc: ... here.
107 * config/arm/neon.cc: New file.
108
629e4729
TR		 1092016-01-13 Torvald Riegel <triegel@redhat.com>
110
111 * beginend.cc (gtm_thread::trycommit): Fix privatization safety.
112 * config/linux/rwlock.cc (gtm_rwlock::write_lock_generic): Likewise.
113 * config/posix/rwlock.cc (gtm_rwlock::write_lock_generic): Likewise.
114 * dispatch.h (abi_dispatch::snapshot_most_recent): New.
115 * method-gl.cc (gl_wt_dispatch::snapshot_most_recent): New.
116 * method-ml.cc (ml_wt_dispatch::snapshot_most_recent): New.
117 * method-serial.cc (serial_dispatch::snapshot_most_recent): New.
118 (serialirr_dispatch::snapshot_most_recent): New.
119 (serialirr_onwrite_dispatch::snapshot_most_recent): New.
120
0d1ed412
TR		 1212016-01-12 Torvald Riegel <triegel@redhat.com>
122
123 * libitm_i.h (gtm_mask_stack): Remove.
124 * beginend.cc (gtm_stmlock_array, gtm_clock): Likewise.
125 * stmlock.h: Remove file.
126 * config/alpha/cacheline.h: Likewise.
127 * config/generic/cacheline.h: Likewise.
128 * config/powerpc/cacheline.h: Likewise.
129 * config/sparc/cacheline.h: Likewise.
130 * config/x86/cacheline.h: Likewise.
131
21fa2a29
JJ		 1322016-01-04 Jakub Jelinek <jakub@redhat.com>
133
818ab71a
JJ		 134 Update copyright years.
135
21fa2a29
JJ		 136 * libitm.texi: Bump @copying's copyright year.
137
e7f7330f
TR		 1382015-11-26 Torvald Riegel <triegel@redhat.com>
139
140 * method-ml.cc (ml_mg): Use multiplicative instead of simple hashing.
141 (ml_wt_dispatch::pre_write): Adapt.
142 (ml_wt_dispatch::pre_load): Likewise.
143
4f8a3b87
TR		 1442015-11-22 Torvald Riegel <triegel@redhat.com>
145
146 * libitm_i.h (gtm_alloc_action): Remove union.
147 * testsuite/libitm.c/alloc-1.c: New.
148
258c1d07
TR		 1492015-11-19 Torvald Riegel <triegel@redhat.com>
150
151 * testsuite/libitm.c++/eh-5.C: New.
152 * libitm.h (_ITM_cxa_free_exception): New.
153 * libitm.map (_ITM_cxa_free_exception): Add it.
154 * libitm.texi: Update ABI docs.
155 * libitm_i.h (gtm_transaction_cp::cxa_unthrown): Remove.
156 (gtm_transaction_cp::cxa_uncaught_count): Add.
157 (gtm_thread::cxa_unthrown): Remove.
158 (gtm_thread::cxa_uncaught_count_ptr): Add.
159 (gtm_thread::cxa_uncaught_count): Add.
160 (gtm_thread::drop_references_allocations): Rename to...
161 (gtm_thread::discard_allocation): ... this and adapt.
162 (gtm_thread::init_cpp_exceptions): New.
163 * beginend.cc (gtm_thread::gtm_thread): Adapt EH handling.
164 (gtm_thread::begin_transaction): Likewise.
165 (gtm_transaction_cp::save): Likewise.
166 (gtm_thread::trycommit): Likewise.
167 * eh_cpp.cc: Add overview comments.
168 (__cxa_eh_globals, __cxa_get_globals, __cxa_free_exception): Declare.
169 (free_any_exception, _ITM_cxa_free_exception): New.
170 (gtm_thread::init_cpp_exceptions): Define.
171 (_ITM_cxa_allocate_exception, _ITM_cxa_throw): Adapt.
172 (_ITM_cxa_begin_catch, _ITM_cxa_end_catch): Likewise.
173 (gtm_thread::revert_cpp_exceptions): Likewise.
174
c518678b
TR		 1752015-11-09 Torvald Riegel <triegel@redhat.com>
176
177 * alloc_cpp.cc (_ZdlPvX, _ZdlPvXRKSt9nothrow_t, _ZGTtdlPvX,
178 _ZGTtdlPvXRKSt9nothrow_t, delsz_opnt): New.
179 * libitm.map: Add _ZGTtdlPvX and _ZGTtdlPvXRKSt9nothrow_t.
180 * libitm_i.h (gtm_alloc_action): Add free_fn_sz and sz. Add comments.
181 (gtm_thread::forget_allocations): New overload with size_t argument.
182 * alloc.c (gtm_thread::forget_allocation): Define new overload and
183 adapt existing one.
184 (gtm_thread::record_allocation): Adapt.
185 (gtm_thread::commit_allocations_1): Adapt.
186 (gtm_thread::commit_allocations_2): Adapt.
187 * testsuite/libitm.c++/newdelete.C: New.
188
1e44e857
DJ		 1892015-10-27 Daniel Jacobowitz <dan@codesourcery.com>
190 Joseph Myers <joseph@codesourcery.com>
191 Mark Shinwell <shinwell@codesourcery.com>
192 Andrew Stubbs <ams@codesourcery.com>
193 Rich Felker <dalias@libc.org>
194
195 * config/sh/sjlj.S (_ITM_beginTransaction): Bypass PLT calling
196 GTM_begin_transaction for compatibility with FDPIC.
197
9e531d37
DM		 1982015-10-09 David Malcolm <dmalcolm@redhat.com>
199
200 * testsuite/lib/libitm.exp: Load multiline.exp before prune.exp,
201 using load_gcc_lib.
202
c629c246
GFM		 2032015-08-20 Gleb Fotengauer-Malinovskiy <glebfm@altlinux.org> (tiny change)
204
205 PR libitm/61164
206 * local_atomic (__always_inline): Rename to...
207 (__libitm_always_inline): ... this.
208
cd5a9a74
CSLL		 2092015-07-03 Carlos Sánchez de La Lama <csanchezdll@gmail.com>
210
211 PR target/52482
212 * config/powerpc/sjlj.S: Port to Xcode 2.5.
213
ea023bcf
UB		 2142015-05-27 Uros Bizjak <ubizjak@gmail.com>
215
d778b5a0
UB		 216 * config/linux/x86/futex_bits.h (sys_futex0) [__x86_64__]: Change
217 operands "op" and "val" to int.
218
2192015-05-27 Uros Bizjak <ubizjak@gmail.com>
220
221 * config/linux/sh/futex_bits.h (sys_futex0) Change operands
222 "op" and "val" to int.
223
2242015-05-27 Uros Bizjak <ubizjak@gmail.com>
225
226 * config/linux/alpha/futex_bits.h (sys_futex0) Change operands
227 "op" and "val" to int.
228
2292015-05-27 Uros Bizjak <ubizjak@gmail.com>
230
231 * config/linux/futex.cc (gtm_futex_wait, gtm_futex_wake):
232 Declare as static int.
233 (FUTEX_PRIVATE_FLAG): Remove L suffix.
234 * config/linux/futex_bits.h (sys_futex0) Change operand "op" to int.
235
2362015-05-27 Uros Bizjak <ubizjak@gmail.com>
237
238 * config/linux/x86/futex_bits.h (sys_futex0) [__PIC__]: Remove
239 sys_futex0 function.
ea023bcf 240
503902f9
MH		 2412015-05-13 Michael Haubenwallner <michael.haubenwallner@ssi-schaefer.com>
242
243 * Makefile.in: Regenerated with automake-1.11.6.
244 * aclocal.m4: Likewise.
245 * configure: Likewise.
246 * testsuite/Makefile.in: Likewise.
247
96ce40cb
GR		 2482015-04-22 Gregor Richards <gregor.richards@uwaterloo.ca>
249
250 * config/arm/hwcap.cc: Use fcntl.h instead of sys/fcntl.h.
251 * config/linux/x86/tls.h: Only use __GLIBC_PREREQ if defined.
252
3a07b160
L		 2532015-01-15 H.J. Lu <hongjiu.lu@intel.com>
254
255 PR libitm/64360
256 * libitm.c/stackundo.c (test2): Make it static.
257 (test1): Likewise.
258
5624e564
JJ		 2592015-01-05 Jakub Jelinek <jakub@redhat.com>
260
261 Update copyright years.
262
b67cd4e3
JJ		 2632015-01-05 Jakub Jelinek <jakub@redhat.com>
264
265 * libitm.texi: Bump @copying's copyright year.
266
69aef6dc
KT		 2672014-12-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
268
269 * testsuite/lib/libitm.exp: Load target-utils.exp.
270 Move load of target-supports.exp earlier.
271
68bc9270
UB		 2722014-12-03 Uros Bizjak <ubizjak@gmail.com>
273
274 * configure.tgt (x86_64): Tune -m32 multilib to generic.
275
a699d672
L		 2762014-11-21 H.J. Lu <hongjiu.lu@intel.com>
277
278 PR bootstrap/63784
279 * configure: Regenerated.
280
ebf6d33b
FXC		 2812014-11-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
282
283 PR target/63610
284 * configure: Regenerate.
285
99183741
MP		 2862014-10-06 Marek Polacek <polacek@redhat.com>
287
288 * testsuite/libitm.c/memcpy-1.c: Declare getpagesize.
289 * testsuite/libitm.c/memset-1.c: Likewise.
290
b6334cf4
RH		 2912014-07-24 Richard Henderson <rth@redhat.com>
292
293 * config/aarch64/sjlj.S (_ITM_beginTransaction): Use post-inc
294 addressing mode in epilogue.
295
3c698bf0
RO		 2962014-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
297
298 * acinclude.m4 (LIBITM_CHECK_LINKER_HWCAP): Check for
299 -mclear-hwcap instead.
300 * configure: Regenerate.
301 * clearcap.map: Remove.
302
dbed5a9b
JM		 3032014-05-21 John Marino <gnugcc@marino.st>
304
305 * configure.tgt (*-*-dragonfly*): New target.
306
b17f08dd
RH		 3072014-05-19 Richard Henderson <rth@redhat.com>
308
309 * config/aarch64/sjlj.S: New file.
310 * config/aarch64/target.h: New file.
311 * configure.tgt: Enable aarch64.
312
5e1f630a
RO		 3132014-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
314
315 * config/generic/asmcfi.h: Also check for
316 __GCC_HAVE_DWARF2_CFI_ASM.
317
84c2f4b0
RH		 3182013-04-02 Richard Henderson <rth@redhat.com>
319
320 * config/alpha/target.h (PAGE_SIZE, FIXED_PAGE_SIZE): Remove.
321 * config/arm/target.h, config/sh/target.h: Likewise.
322 * config/sparc/target.h, config/x86/target.h: Likewise.
323
7cc51d64
JJ		 3242014-03-26 Jakub Jelinek <jakub@redhat.com>
325
326 * config/linux/futex_bits.h: Include errno.h.
327 (sys_futex0): If syscall returns -1, return -errno rather than
328 -1.
329
c288ec8f
JM		 3302014-03-26 Joseph Myers <joseph@codesourcery.com>
331
332 * libitm.texi (Index): Rename to Library Index.
333
ed100f5d
L		 3342014-01-13 H.J. Lu <hongjiu.lu@intel.com>
335
336 PR libitm/53113
337 * Makefile.am (x86_sse.lo): Append -msse to CXXFLAGS.
338 (x86_avx.lo): Append -mavx to CXXFLAGS.
339 * Makefile.in: Regenerate.
340
f93608e6
RS		 3412014-01-02 Richard Sandiford <rdsandiford@googlemail.com>
342
343 Update copyright years
344
98db73df
TB		 3452014-01-02 Tobias Burnus <burnus@net-b.de>
346
347 * libitm.texi: Bump @copying's copyright year.
348
b54214fe
UW		 3492013-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
350
351 * config/powerpc/sjlj.S [__powerpc64__ && _CALL_ELF == 2]:
352 (FUNC): Define ELFv2 variant.
353 (END): Likewise.
354 (HIDDEN): Likewise.
355 (CALL): Likewise.
356 (BASE): Likewise.
357 (LR_SAVE): Likewise.
358
3cbe17f7
AM		 3592013-09-20 Alan Modra <amodra@gmail.com>
360
361 * configure: Regenerate.
362
6fb471d8
TR		 3632013-08-30 Torvald Riegel <triegel@redhat.com>
364
365 * config/posix/rwlock.cc: Fix initialization order.
366
bec9ec3f
TR		 3672013-08-30 Torvald Riegel <triegel@redhat.com>
368
369 * libitm_i.h (gtm_thread): Assign an asm name to serial_lock.
370 (htm_fastpath): Assign an asm name.
371 * libitm.h (_ITM_codeProperties): Add non-ABI flags used by custom
372 HTM fast paths.
373 (_ITM_actions): Likewise.
374 * config/x86/target.h (HTM_CUSTOM_FASTPATH): Enable custom fastpath on
375 x86_64.
376 * config/x86/sjlj.S (_ITM_beginTransaction): Add custom HTM fast path.
377 * config/posix/rwlock.h (gtm_rwlock): Update comments. Move summary
378 field to the start of the structure.
379 * config/linux/rwlock.h (gtm_rwlock): Update comments.
380 * beginend.cc (gtm_thread::begin_transaction): Add retry policy
381 handling for custom HTM fast paths.
382
1869217f
AK		 3832013-08-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
384 Revert:
385 2013-08-02 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
386
387 * configure.tgt: Add -msoft-float to XCFLAGS.
388
d62d5152
AK		 3892013-08-02 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
390
391 * configure.tgt: Add -msoft-float to XCFLAGS.
392
aaaffb2a
AK		 3932013-07-29 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
394
395 * config/s390/target.h (htm_begin, htm_commit, htm_abort)
396 (htm_transaction_active): Enable zEC12 instructions in the
397 assembler.
398 * configure.tgt: Remove -Wa,-march=zEC12 from XCFLAGS.
399
167f68ed
AK		 4002013-07-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
401
402 * acinclude.m4: Add htm asm check for s390.
403 * configure.tgt: Add -mhtm and -Wa,-march=zEC12 to the options.
404 * configure: Regenerate.
405 * config/s390/target.h: Remove __HTM__ check.
406 (htm_available): Call getauxval to get hwcaps and check whether
407 HTM is available or not.
408
0258b6e4
PB		 4092013-07-15 Peter Bergner <bergner@vnet.ibm.com>
410
411 * acinclude.m4 (LIBITM_CHECK_AS_HTM): New.
412 * configure.ac: Use it.
413 (AC_CHECK_HEADERS): Check for sys/auxv.h.
414 (AC_CHECK_FUNCS): Check for getauxval.
415 * config.h.in, configure: Rebuild.
416 * configure.tgt (target_cpu): Add -mhtm to XCFLAGS.
417 * config/powerpc/target.h: Include sys/auxv.h and htmintrin.h.
418 (USE_HTM_FASTPATH): Define.
419 (_TBEGIN_STARTED, _TBEGIN_INDETERMINATE, _TBEGIN_PERSISTENT,
420 _HTM_RETRIES) New macros.
421 (htm_abort, htm_abort_should_retry, htm_available, htm_begin, htm_init,
422 htm_begin_success, htm_commit, htm_transaction_active): New functions.
423
5a3fe9b6
AK		 4242013-06-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
425
426 * config/s390/target.h: Include htmintrin.h.
427 (_HTM_ITM_RETRIES): New macro definition.
428 (htm_available, htm_init, htm_begin, htm_begin_success)
429 (htm_commit, htm_abort, htm_abort_should_retry): New functions.
430
6c84d576
IS		 4312013-06-20 Iain Sandoe <iain@codesourcery.com>
432 Cesar Philippidis <cesar@codesourcery.com>
433
434 * testsuite/lib/libitm.exp: Reorder lib loads into dependency order.
435 Do not load_gcc_lib gcc-dg.exp and add a comment as to why.
436 * testsuite/libitm.c/c.exp: load_gcc_lib gcc-dg.exp.
437 * testsuite/libitm.c++/c++.exp: load_gcc_lib gcc-dg.exp.
438
480c696b
TR		 4392013-06-20 Torvald Riegel <triegel@redhat.com>
440
441 * query.cc (_ITM_inTransaction): Abort when using the HTM fastpath.
442 (_ITM_getTransactionId): Same.
443 * config/x86/target.h (htm_transaction_active): New.
444
b1db457b
TR		 4452013-06-20 Torvald Riegel <triegel@redhat.com>
446
447 PR libitm/57643
448 * beginend.cc (gtm_thread::begin_transaction): Handle reentrancy in
449 the HTM fastpath.
450
51249377
GP		 4512013-03-31 Gerald Pfeifer <gerald@pfeifer.com>
452
453 PR bootstrap/56714
454 * local_atomic (__always_inline): Always define our version.
455 (__calculate_memory_order): Mark inline.
456 (atomic_thread_fence): Ditto.
457 (atomic_signal_fence): Ditto.
458 (atomic_bool::atomic_flag_test_and_set_explicit): Ditto.
459 (atomic_bool::atomic_flag_clear_explicit): Ditto.
460 (atomic_bool::atomic_flag_test_and_set): Ditto.
461 (atomic_bool::atomic_flag_clear): Ditto.
462
f818478b
JJ		 4632013-04-23 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
464
465 * config/s390/sjlj.S: New file.
466 * config/s390/target.h: New file.
467 * configure.tgt: Set options for S/390.
468
ab4425be
AK		 4692013-03-23 Andi Kleen <ak@linux.intel.com>
470
471 * local_atomic (__always_inline): Add.
472 (__calculate_memory_order, atomic_thread_fence,
473 atomic_signal_fence, test_and_set, clear, store, load,
474 exchange, compare_exchange_weak, compare_exchange_strong,
475 fetch_add, fetch_sub, fetch_and, fetch_or, fetch_xor):
476 Add __always_inline to force inlining.
477
6c59ffd1
IS		 4782013-02-11 Iain Sandoe <iain@codesourcery.com>
479 Jack Howarth <howarth@bromo.med.uc.edu>
480 Patrick Marlier <patrick.marlier@gmail.com>
481
482 PR libitm/55693
483 * alloc_cpp.cc: Enable function declarations on darwin.
484 * eh_cpp.cc: Likewise.
485
75f9527c
RS		 4862013-02-03 Richard Sandiford <rdsandiford@googlemail.com>
487
488 Update copyright years.
489
64fbcc74
TR		 4902012-11-09 Torvald Riegel <triegel@redhat.com>
491
492 * beginend.cc (htm_fastpath): New.
493 (gtm_thread::begin_transaction, _ITM_commitTransaction,
494 _ITM_commitTransactionEH): Add HTM fastpath handling.
495 * config/linux/rwlock.h (gtm_rwlock.is_write_locked): New.
496 * config/posix/rwlock.h (gtm_rwlock.is_write_locked): New.
497 * config/x86/target.h (htm_available, htm_init, htm_begin_success,
498 htm_begin, htm_commit, htm_abort, htm_abort_should_retry): New.
499 * configure.tgt: Add -mrtm to XCFLAGS.
500 * method-serial.cc (htm_mg, o_htm_mg, htm_dispatch, dispatch_htm): New.
501 (gtm_thread::serialirr_mode): Add HTM fastpath handling.
502 * libitm_i.h (htm_fastpath, dispatch_htm): Declare.
503 * retry.cc (parse_default_method): Add HTM method parsing.
504 (gtm_thread::number_of_threads_changed): Use HTM by default if
505 available.
506
b9efc877
TS		 5072012-11-04 Thomas Schwinge <thomas@codesourcery.com>
508
509 * configure: Regenerate.
510
07d3b5c8
RH		 5112012-10-31 Richard Henderson <rth@redhat.com>
512
513 * acinclude.m4 (LIBITM_CHECK_AS_RTM): New.
514 * configure.ac: Use it.
515 * config.h.in, configure: Rebuild.
516 * testsuite/Makefile.in: Rebuild.
517
eb00e959
TR		 5182012-10-24 Torvald Riegel <triegel@redhat.com>
519
520 * libitm.texi: Clarify ABI requirements for data-logging functions.
521
b679c813
TR		 5222012-10-24 Torvald Riegel <triegel@redhat.com>
523
524 * retry.cc (gtm_thread::decide_begin_dispatch): Ask dispatch whether
525 it requires serial mode instead of assuming that for certain
526 dispatchs.
527 * dispatch.h (abi_dispatch::requires_serial): New.
528 (abi_dispatch::abi_dispatch): Adapt.
529 * method-gl.cc (gl_wt_dispatch::gl_wt_dispatch): Adapt.
530 * method-ml.cc (ml_wt_dispatch::ml_wt_dispatch): Same.
531 * method-serial.cc (serialirr_dispatch::serialirr_dispatch,
532 serial_dispatch::serial_dispatch,
533 serialirr_onwrite_dispatch::serialirr_onwrite_dispatch): Same.
534
0c609a21
UB		 5352012-10-02 Uros Bizjak <ubizjak@gmail.com>
536
537 * config/x86/target.h (struct gtm_jmpbuf): Merge x86_64
538 and ia32 declarations some more.
539 * config/x86/sjlj.S (_ITM_beginTransaction): Move ret to common code.
540
c0758df9
JJ		 5412012-09-20 Jakub Jelinek <jakub@redhat.com>
542
543 PR other/43620
544 * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
545 * configure: Regenerate.
546 * Makefile.in: Regenerate.
547
690c45b8
DE		 5482012-09-14 David Edelsohn <dje.gcc@gmail.com>
549
550 * configure: Regenerated.
551
68a12ef3
UB		 5522012-07-31 Uros Bizjak <ubizjak@gmail.com>
553
554 * config/x86/target.h (cpu_relax): Use __builtin_ia32_pause.
555
f2f9a097
PM		 5562012-05-21 Patrick Marlier <patrick.marlier@gmail.com>
557
558 * eh_cpp.cc: Fix __cxa_end_catch declaration.
559
e6d5f8c9
L		 5602012-05-16 H.J. Lu <hongjiu.lu@intel.com>
561
562 * configure: Regenerated.
563
0100e3b3
L		 5642012-04-04 H.J. Lu <hongjiu.lu@intel.com>
565
566 PR libitm/52854
567 * config/x86/target.h (gtm_jmpbuf): Replace long with long long
568 for x86-64.
569
2f6935f4
TG		 5702012-04-03 Tristan Gingold <gingold@adacore.com>
571
572 * configure: Regenerate.
573
b9c23a61
L		 5742012-03-31 H.J. Lu <hongjiu.lu@intel.com>
575
576 PR bootstrap/52812
577 * configure.tgt (i[456]86-*-linux*): Handle -mx32 like -m64.
578
6a26a74d
BRF		 5792012-03-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
580
581 * testsuite/lib/libitm.exp: load fortran-modules.exp
582
b24513a1
RO		 5832012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
584
585 * configure.tgt (*-*-irix6*): Remove.
586
0d23faac
TR		 5872012-03-13 Torvald Riegel <triegel@redhat.com>
588
589 PR libitm/52526
590 * config/linux/rwlock.cc (GTM::gtm_rwlock::read_lock): Fix lost
591 wake-up.
592
5c30094f
RO		 5932012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
594
595 * configure.tgt (*-*-osf*): Remove.
596 * configure: Regenerate.
597
d28b0b08
TR		 5982012-03-05 Torvald Riegel <triegel@redhat.com>
599
600 * dispatch.h (CREATE_DISPATCH_METHODS_MEM): Don't execute
601 memtransfer/memset if size isn't larger than zero.
602
034209bc
TR		 6032012-03-02 Torvald Riegel <triegel@redhat.com>
604
605 * libitm.texi: Link to specification and add a usage example.
606
bc8da6ba
TR		 6072012-02-24 Torvald Riegel <triegel@redhat.com>
608
609 * retry.cc (GTM::gtm_thread::number_of_threads_changed): Change
610 default dispatch for more than 1 thread to ml_wt.
611
63b08143
TR		 6122012-02-20 Torvald Riegel <triegel@redhat.com>
613
614 * method-gl.cc (gl_wt_dispatch::orec): Put on separate cacheline.
615
4c9bd6ac
TR		 6162012-02-20 Torvald Riegel <triegel@redhat.com>
617
618 * method-gl.cc (gl_wt_dispatch::rollback): Optimize memory orders.
619
651ff415
TR		 6202012-02-20 Torvald Riegel <triegel@redhat.com>
621
622 * method-gl.cc (gl_wt_dispatch::trycommit): Remove handling of
623 serial mode corner cases made obsolete by prior gtm_rwlock changes.
624 (gl_wt_dispatch.rollback): Same.
625
efee0113
TR		 6262012-02-20 Torvald Riegel <triegel@redhat.com>
627
628 * method-gl.cc (gl_wt_dispatch::pre_write): Optimize memory orders.
629
33a03827
TR		 6302012-02-20 Torvald Riegel <triegel@redhat.com>
631
632 * method-gl.cc (gl_wt_dispatch::memtransfer_static): Add missing undo
633 for RfW src. Optimize number of calls to gtm_thr.
634
a19db3f2
TR		 6352012-02-20 Torvald Riegel <triegel@redhat.com>
636
637 * beginend.cc (GTM::gtm_thread::begin_transaction): Move serial lock
638 acquisition to ...
639 * retry.cc (GTM::gtm_thread::decide_begin_dispatch): ... here.
640 (default_dispatch): Make atomic.
641 (GTM::gtm_thread::set_default_dispatch): Access atomically.
642 (GTM::gtm_thread::decide_retry_strategy): Access atomically and
643 use decide_begin_dispatch() if default_dispatch might have changed.
644 (GTM::gtm_thread::number_of_threads_changed): Initialize
645 default_dispatch here.
646
e948a1fb
IS		 6472012-02-15 Iain Sandoe <iains@gcc.gnu.org>
648 Patrick Marlier <patrick.marlier@gmail.com>
649
650 PR libitm/52220
651 * alloc_cpp.cc: No dummy definitions for darwin.
652 * eh_cpp.cc: Likewise.
653
72824d5e
RH		 6542012-02-14 Richard Henderson <rth@redhat.com>
655
656 * config/x86/target.h (GTM_longjmp): Correct the .cfi corrections.
657
1f319dba
UB		 6582012-02-14 Uros Bizjak <ubizjak@gmail.com>
659
660 * config/x86/target.h (GTM_longjmp): Correct .cfi directives.
661
31772c95
TR		 6622012-02-14 Torvald Riegel <triegel@redhat.com>
663
664 * libitm_i.h (GTM::gtm_rwlog_entry): New.
665 (GTM::gtm_thread): Add read and write logs.
666 (GTM::dispatch_ml_wt): Declare.
667 * retry.cc (parse_default_method): Support ml_wt.
668 * method-ml.cc: New file.
669 * Makefile.am: Add method-ml.cc.
670 * Makefile.in: Regenerate.
671
5b9cf5d2
TR		 6722012-02-14 Torvald Riegel <triegel@redhat.com>
673
674 * dispatch.h (GTM::abi_dispatch::supports): New.
675 (GTM::method_group::reinit): New.
676 * retry.cc (GTM::gtm_thread::decide_retry_strategy): Use reinit().
677 (GTM::gtm_thread::number_of_threads_changed): Check that the method
678 supports the current situation.
679
7d33bcb7
TR		 6802012-02-14 Torvald Riegel <triegel@redhat.com>
681
682 * util.cc (GTM::xcalloc): New.
683 * common.h (GTM::xcalloc): Declare.
684
62513f7b
EB		 6852012-02-14 Eric Botcazou <ebotcazou@adacore.com>
686
687 * config/sparc/target.h (cpu_relax): Read from CC register.
688 * config/sparc/sjlj.S (GTM_longjmp): Restore %fp atomically.
689
6902012-02-14 Uros Bizjak <ubizjak@gmail.com>
d4a698d4
UB		 691
692 * config/x86/target.h (GTM_longjmp): Jump indirect from memory address.
693
f3f5e3c3
EB		 6942012-02-13 Eric Botcazou <ebotcazou@adacore.com>
695
62513f7b 696 * configure.tgt (target_cpu): Handle sparc and sparc64/sparcv9.
f3f5e3c3
EB		 697 * config/sparc/cacheline.h: New file.
698 * config/sparc/target.h: Likewise.
699 * config/sparc/sjlj.S: Likewise.
700 * config/linux/sparc/futex_bits.h: Likewise.
701
7022012-02-13 Eric Botcazou <ebotcazou@adacore.com>
255a9a1b
EB		 703
704 * configure.ac (link_itm): Fix comment.
705 * configure: Regenerate.
706 * testsuite/lib/libitm.exp: Do not pass -litm for the link.
707
681355e3
RO		 7082012-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
709
fc985d2f 710 PR libitm/51822
62513f7b 711 * testsuite/libitm.c++/c++.exp (lang_link_flags): Add -shared-libgcc.
681355e3
RO		 712 Correct libgomp references.
713
999bcff5
TR		 7142012-01-24 Torvald Riegel <triegel@redhat.com>
715
716 * config/linux/rwlock.cc (GTM::gtm_rwlock::write_unlock): Fix reader
717 wake-up.
718
9848887a
UB		 7192012-01-24 Uros Bizjak <ubizjak@gmail.com>
720
721 * config/x86/target.h (gtm_jmpbuf) [__x86_64__]: Move rip to the
722 end of structure.
723 * config/x86/sjlj.S (_ITM_beginTransaction) [__x86_64__]: Update
724 offset values. Do not copy return address. Decrement stack
725 by 56 bytes only.
726 (GTM_longjump) [__x86_64__]: Update offset values.
727
5752c591
UB		 7282012-01-23 Uros Bizjak <ubizjak@gmail.com>
729
730 PR libitm/51830
731 * config/x86/sjlj.S (_ITM_beginTransaction) [!__x86_64__]: Load
732 the first function argument to %eax.
733
61e72ca4
RO		 7342012-01-23 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
735
736 * libitm.h (_ITM_getThreadnum): Remove.
737 * libitm.map (_ITM_getThreadnum): Remove from LIBITM_1.0.
738
9ce91011
RO		 7392012-01-23 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
740
741 * clearcap.map: New file.
742 * acinclude.m4 (LIBITM_CHECK_LINKER_HWCAP): New test.
743 * configure.ac: Call it.
744 Clear HWCAP_LDFLAGS if defaulting to -mavx.
745 * Makefile.am (AM_LDFLAGS): Add $(HWCAP_LDFLAGS)
746 * configure: Regenerate.
747 * Makefile.in: Regenerate.
748 * testsuite/Makefile.in: Regenerate.
749
3b4f05ec
RO		 7502012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
751
752 PR libitm/51173
753 * testsuite/libitm.c++/static_ctor.C: Skip test, note PR, remove
754 include, exclude options.
755
aab74ee9
TR		 7562012-01-14 Torvald Riegel <triegel@redhat.com>
757
758 * local.cc (GTM::gtm_undolog::rollback): Truncate undo log after
759 rolling back.
760 * containers.h (GTM::vector::set_size): New.
761
07b6642b
TR		 7622012-01-14 Torvald Riegel <triegel@redhat.com>
763
764 PR libitm/51855
765 * config/generic/tls.h (GTM::mask_stack_top): New.
766 (GTM::mask_stack_bottom): Declare.
767 * config/generic/tls.c (GTM::mask_stack_bottom): New.
768 * local.cc (gtm_undolog::rollback): Filter out any updates that
769 overlap the libitm stack. Add current transaction as parameter.
770 * libitm_i.h (GTM::gtm_undolog::rollback): Adapt.
771 * beginend.cc (GTM::gtm_thread::rollback): Adapt.
772 * testsuite/libitm.c/stackundo.c: New test.
773
8377e5e5
RH		 7742012-01-10 Richard Henderson <rth@redhat.com>
775
776 * libitm_i.h (_Unwind_DeleteException): Declare weak.
777 * eh_cpp.cc (_Unwind_DeleteException): Define for
778 !HAVE_ELF_STYLE_WEAKREF.
779
11f30bb0
TR		 7802012-01-08 Torvald Riegel <triegel@redhat.com>
781
782 * local.cc (GTM_LB): Use GTM::gtm_undolog.
783 (GTM::gtm_thread::drop_references_undolog): Remove.
784 (GTM::gtm_thread::commit_undolog,
785 GTM::gtm_thread::rollback_undolog): Move to ...
786 * libitm_i.h (GTM::gtm_undolog): ...here. New.
787 (GTM::gtm_undolog_entry): Remove.
788 (GTM::gtm_thread): Adapt.
789 * beginend.cc (GTM::gtm_thread::rollback): Adapt.
790 (GTM::gtm_thread::trycommit): Adapt.
791 * method-serial.cc (serial_dispatch::log): Adapt.
792 * method-gl.cc (gl_wt_dispatch::pre_write): Adapt.
793 (gl_wt_dispatch::store): Fix likely/unlikely.
794 * containers.h (GTM::vector::resize): Add additional_capacity
795 parameter and handle it.
796 (GTM::vector::resize_noinline): New/adapt.
797 (GTM::vector::push): New.
798
a32e5e93
RH		 7992012-01-06 Richard Henderson <rth@redhat.com>
800
801 * configure.tgt: Support powerpc-linux and powerpc-darwin.
802 * config/linux/powerpc/futex_bits.h: New file.
803 * config/powerpc/cacheline.h: New file.
804 * config/powerpc/sjlj.S: New file.
805 * config/powerpc/target.h: New file.
806 * config/generic/asmcfi.h (cfi_offset): New.
807 (cfi_restore, cfi_undefined): New.
808
1f53a8e6
AH		 8092012-01-05 Aldy Hernandez <aldyh@redhat.com>
810
811 PR other/51171
812 * testsuite/libitm.c/reentrant.c: Remove xfail.
813 (thread): Pass x to pure().
be223aaf 814 From Patrik Marlier <patrick.marlier@gmail.com>.
1f53a8e6 815
c898f7b8
TR		 8162011-12-24 Torvald Riegel <triegel@redhat.com>
817
818 * beginend.cc (GTM::gtm_thread::trycommit): Don't enforce
819 privatization safety if already in serial mode.
820
610e3901
TR		 8212011-12-24 Torvald Riegel <triegel@redhat.com>
822
823 * beginend.cc (GTM::gtm_thread::restart): Add and handle
824 finish_serial_upgrade parameter.
825 * libitm.h (GTM::gtm_thread::restart): Adapt declaration.
826 * config/linux/rwlock.cc (GTM::gtm_rwlock::write_lock_generic):
827 Don't unset reader flag.
828 (GTM::gtm_rwlock::write_upgrade_finish): New.
829 * config/posix/rwlock.cc: Same.
830 * config/linux/rwlock.h (GTM::gtm_rwlock::write_upgrade_finish):
831 Declare.
832 * config/posix/rwlock.h: Same.
833 * method-serial.cc (GTM::gtm_thread::serialirr_mode): Unset reader
834 flag after commit or after rollback when restarting.
835
799142bf
TR		 8362011-12-24 Torvald Riegel <triegel@redhat.com>
837
838 * beginend.cc (GTM::gtm_thread::begin_transaction): Add comment.
839 (GTM::gtm_thread::try_commit): Changed memory order.
840 * config/linux/alpha/futex_bits.h (sys_futex0): Take atomic int
841 as parameter.
842 * config/linux/x86/futex_bits.h (sys_futex0): Same.
843 * config/linux/sh/futex_bits.h (sys_futex0): Same.
844 * config/linux/futex_bits.h (sys_futex0): Same.
845 * config/linux/futex.cc (futex_wait, futex_wake): Same.
846 * config/linux/futex.h (futex_wait, futex_wake): Same.
847 * config/linux/rwlock.h (gtm_rwlock::writers,
848 gtm_rwlock::writer_readers, gtm_rwlock::readers): Change to atomic
849 ints.
850 * config/linux/rwlock.cc (gtm_rwlock::read_lock,
851 gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock,
852 gtm_rwlock::write_unlock): Fix memory orders and fences.
853 * config/posix/rwlock.cc (gtm_rwlock::read_lock,
854 gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock,
855 gtm_rwlock::write_unlock): Same.
856 * config/linux/rwlock.h (gtm_rwlock::summary): Change to atomic int.
857 * method-gl.cc (gl_mg::init, gl_wt_dispatch::memtransfer_static,
858 gl_wt_dispatch::memset_static, gl_wt_dispatch::begin_or_restart):
859 Add comments.
860 (gl_wt_dispatch::pre_write, gl_wt_dispatch::validate,
861 gl_wt_dispatch::load, gl_wt_dispatch::store,
862 gl_wt_dispatch::try_commit, gl_wt_dispatch::rollback): Fix memory
863 orders and fences. Add comments.
864
b0f96e35
JJ		 8652011-12-21 Jakub Jelinek <jakub@redhat.com>
866
867 * Makefile.am (AM_CXXFLAGS): Put $(XCFLAGS) first.
868 * Makefile.in: Regenerated.
869
cc163247
KK		 8702011-12-17 Kaz Kojima <kkojima@gcc.gnu.org>
871
872 * configure.tgt: Add sh* case.
873 * config/sh/target.h: New file.
874 * config/sh/sjlj.S: New file.
875 * config/linux/sh/futex_bits.h: New file.
876
aebac0ca
RH		 8772011-12-14 Richard Henderson <rth@redhat.com>
878
879 * config/arm/hwcap.h, config/arm/hwcap.cc: New files.
880 * config/arm/sjlj.S, config/arm/target.h: New files.
881 * config/generic/asmcfi.h (cfi_adjust_cfa_offset): New.
882 (cfi_rel_offset): New.
883 * config/linux/futex_bits.h: New file.
884 * config/linux/futex.cc: Include futex_bits.h here...
885 * config/linux/futex.h: ... not here.
886 * Makefile.am (libitm_la_SOURCES) <ARCH_ARM>: Add hwcap.cc.
887 * configure.ac (ARCH_AM): New conditional.
888 * Makefile.in, configure: Rebuild.
889 * configure.tgt: Handle ARM.
890
36cfbee1
RH		 8912011-12-13 Richard Henderson <rth@redhat.com>
892
5d9d05d3
RH		 893 * config/posix/rwlock.cc (gtm_rwlock::write_lock_generic): Fix
894 signed/unsigned comparison werror.
895
36cfbee1
RH		 896 * local_atomic: New file.
897 * libitm_i.h: Include it.
898 (gtm_thread::shared_state): Use atomic template.
899 * beginend.cc (GTM::gtm_clock): Use atomic template.
900 (global_tid): Use atomic template if 64-bit atomics available.
901 (gtm_thread::gtm_thread): Update shared_state access.
902 (gtm_thread::trycommit): Likewise.
903 (choose_code_path): Update global_tid access.
904 * method-gl.cc (gl_mg::orec): Use atomic template. Update all users.
905 * stmlock.h (GTM::gtm_clock): Use atomic template.
906 (gtm_get_clock, gtm_inc_clock): Update accesses.
907 * config/linux/rwlock.cc (gtm_rwlock::read_lock): Remove
908 redundant __sync_synchronize after atomic shared_state access.
909 * config/posix/rwlock.cc (gtm_rwlock::read_lock): Likewise.
910 (gtm_rwlock::write_lock_generic): Likewise.
911 (gtm_rwlock::read_unlock): Likewise.
912 * config/alpha/target.h (atomic_read_barrier): Remove.
913 (atomic_write_barrier): Remove.
914 * config/x86/target.h (atomic_read_barrier): Remove.
915 (atomic_write_barrier): Remove.
916
062f93f2
RH		 9172011-11-30 Richard Henderson <rth@redhat.com>
918
919 * libitm_i.h (GTM_longjmp): Swap first and second arguments.
920 * beginend.c (_ITM_abortTransaction): Update to match.
921 (GTM::gtm_thread::restart): Likewise.
922 * config/alpha/sjlj.S (GTM_longjmp): Likewise.
923 * config/x86/sjlj.S (GTM_longjmp): Likewise.
924
bd8aaa86
IS		 9252011-11-23 Iain Sandoe <iains@gcc.gnu.org>
926
927 * Makefile.am (libitm_la_LDFLAGS): Remove "-no-undefined".
928 * Makefile.in: Regenerate.
929
8cf36bb3
IS		 9302011-11-22 Iain Sandoe <iains@gcc.gnu.org>
931
932 * configure.ac: Use GCC_CHECK_ELF_STYLE_WEAKREF.
933 * alloc_cpp.cc: Generate dummy functions if we don't
934 HAVE_ELF_STYLE_WEAKREF.
935 * eh_cpp.cc: Likewise.
936 * configure: Regenerate.
937 * aclocal.m4: Likewise.
938 * config.h.in: Likewise.
939 * Makefile.in: Likewise.
940 * testsuite/Makefile.in: Likewise.
941
0b41ebef
IS		 9422011-11-22 Iain Sandoe <iains@gcc.gnu.org>
943
944 * config/x86/sjlj.S (CONCAT1, CONCAT2, SYM): Respond to
945 __USER_LABEL_PREFIX__ for targets that use it.
8cf36bb3 946 (TYPE, SIZE, HIDDEN): New macros to assist on non-elf targets.
0b41ebef
IS		 947 (_ITM_beginTransaction): Use SYM, TYPE, SIZE macros to assist
948 in portability to non-elf targets.
8cf36bb3 949 (GTM_longjmp): Likewise.
0b41ebef
IS		 950 * libitm_i.h (begin_transaction): Apply __USER_LABEL_PREFIX__
951 where required.
952
9c9d352a
IS		 9532011-11-22 Iain Sandoe <iains@gcc.gnu.org>
954
955 * testsuite/libitm.c/memcpy-1.c: Allow for MAP_ANON spelling.
956 * testsuite/libitm.c/memset-1.c: Likewise.
957
c6084f68
AT		 9582011-11-21 Andreas Tobler <andreast@fgznet.ch>
959
960 * configure: Regenerate.
961
adcd36bc
RO		 9622011-11-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
963
964 * acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Handle gold.
965 (LIBITM_ENABLE_SYMVERS): Handle sun style.
966 * Makefile.am: Handle sun style versioning.
967 (libitm_la_LINK): Add $(libitm_la_LDFLAGS).
968 * configure: Regenerate.
969 * Makefile.in: Regenerate.
970
59659b59
RO		 9712011-11-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
972
973 * config/generic/asmcfi.h: Fix comment.
974 * config/x86/sjlj.S (_ITM_beginTransaction): Provide ELF PIC code
975 sequence without .hidden support, error for non-ELF targets.
976 (GTM_longjmp) [__ELF__]: Only use .hidden if
977 HAVE_ATTRIBUTE_VISIBILITY.
978
d846e425
RO		 9792011-11-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
980
981 * alloc_cpp.cc [__osf__] (_ZnwX, _ZdlPv, _ZnaX, _ZdaPv,
982 _ZnwXRKSt9nothrow_t, _ZdlPvRKSt9nothrow_t, _ZdaPvRKSt9nothrow_t):
983 Dummy functions.
984 * eh_cpp.cc [__osf__] (__cxa_allocate_exception, __cxa_throw,
985 __cxa_begin_catch, __cxa_end_catch, __cxa_tm_cleanup): Likewise.
986
80713347
UB		 9872011-11-16 Uros Bizjak <ubizjak@gmail.com>
988
989 PR bootstrap/51098
990 * acinclude.m4 (LIBITM_CHECK_AS_AVX): Fix target selector.
991 * configure: Regenerate.
992
2841f85e
L		 9932011-11-14 H.J. Lu <hongjiu.lu@intel.com>
994
995 * testsuite/lib/libitm.exp: Check ia32 instead of ilp32.
996
8851b429
RO		 9972011-11-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
998
999 * config/alpha/sjlj.S (_ITM_beginTransaction) [!__ELF__]: Don't use
1000 .hidden.
1001 (.note.GNU-stack): Only use if __linux__.
1002 * alloc_cpp.cc [!__osf__] (_ZnaXRKSt9nothrow_t): Dummy function.
1003 * testsuite/libitm.c/notx.c: Use dg-options "-pthread".
1004 * testsuite/libitm.c/reentrant.c: Likewise.
1005 * testsuite/libitm.c/simple-2.c: Likewise.
1006 * testsuite/libitm.c/txrelease.c: Likewise.
1007 * testsuite/libitm.c++/static_ctor.C: Likewise.
1008
d4b17902
RH		 10092011-11-10 Richard Henderson <rth@redhat.com>
1010
1011 * config/x86/x86_avx.cc: Remove #undef __AVX__ hack. Tidy comments.
1012 * Makefile.am (x86_avx.lo): Only add -mavx if ARCH_X86_AVX.
1013 * configure.ac (ARCH_X86_AVX): New conditional.
1014 * Makefile.in, configure: Rebuild.
1015
430616e7
RH		 10162011-11-09 Richard Henderson <rth@redhat.com>
1017
1018 * acinclude.m4 (LIBITM_CHECK_AS_AVX): New.
1019 * configure.ac: Use it.
1020 * config.h.in, configure: Rebuild.
1021 * config/x86/x86_avx.cc: Handle !HAVE_AS_AVX.
1022
79b1edb6
RH		 10232011-11-09 Richard Henderson <rth@redhat.com>
1024
1025 * barrier.tpl, memcpy.cc, memset.cc, method-wbetl.cc: Remove file.
1026 * config/alpha/unaligned.h: Remove file.
1027 * config/generic/unaligned.h: Remove file.
1028 * config/x86/unaligned.h: Remove file.
1029 * config/generic/cachepage.h: Remove file.
1030 * config/posix/cachepage.cc: Remove file.
1031 * config/generic/cacheline.cc: Remove file.
1032 * config/x86/cacheline.cc: Remove file.
1033 * config/generic/cacheline.h (gtm_cacheline): Remove the
1034 store_mask, copy_mask, copy_mask_wb methods.
1035 * config/x86/cacheline.h: Likewise.
1036 * config/alpha/cacheline.h: Fall back to generic after setting size.
1037 * config/generic/tls.cc (gtm_mask_stack): Remove.
1038 * config/x86/x86_avx.cc (GTM_vpperm_shift): Remove.
1039 (GTM_vpalignr_table): Remove.
1040 * config/x86/x86_sse.cc (GTM_palignr_table): Remove.
1041 (GTM_pshift_table): Remove.
1042 * config/libitm_i.h: Don't include cachepage.h.
1043 * Makefile.am (libitm_la_SOURCES): Remove cacheline.cc, cachepage.cc
1044 * Makefile.in, testsuite/Makefile.in: Rebuild.
1045
4bdd090f
RH		 10462011-11-09 Richard Henderson <rth@redhat.com>
1047
8ee9fac2
RH		 1048 * config/x86/cacheline.h (gtm_cacheline::store_mask): Use .byte
1049 to emit branch prediction hint.
1050
9bdc6343
RH		 1051 * config/x86/sjlj.S: Protect elf directives with __ELF__.
1052 Protect .note.GNU-stack with __linux__.
1053
4bdd090f
RH		 1054 * configure.ac (GCC_AS_CFI_PSEUDO_OP): Test it.
1055 * configure, aclocal.m4, config.h.in: Rebuild.
1056 * config/generic/asmcfi.h: New file.
1057 * config/x86/sjlj.S: Use it.
1058
4408b086
RH		 10592011-11-08 Richard Henderson <rth@redhat.com>
1060
1061 * local.cc (_ITM_LB): Use a normal call, not a function alias.
1062
01f3428c
RH		 10632011-11-08 Richard Henderson <rth@redhat.com>
1064
3d3b05ff
RH		 1065 * configure.tgt: Test correct directory for supported cpus.
1066
01f3428c
RH		 1067 * configure.ac: Exit if unsupported.
1068 * configure: Rebuild.
1069 * configure.tgt: Delete boilerplate from libgomp for unsupported
1070 targets. Set UNSUPPORTED for unsupported targets.
1071
07f03cd3
RO		 10722011-11-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1073
1074 * configure.tgt: Handle i386 like i[456]86.
1075 * config/generic/tls.h [!HAVE_ARCH_GTM_THREAD] (gtm_thr): Don't
1076 take address.
1077 * config/generic/tls.cc [!HAVE_ARCH_GTM_THREAD ||
1078 !HAVE_ARCH_GTM_THREAD_DISP] (_gtm_thr_tls): New variable.
1079
0a35513e
AH		 10802011-11-05 Aldy Hernandez <aldyh@redhat.com>
1081
1082 * method-wbetl.cc: Update copyright notice.
1083 * aatree.cc: Same.
1084 * util.cc: Same.
1085 * libitm.h: Same.
1086 * memset.cc: Same.
1087 * eh_cpp.cc: Same.
1088 * barrier.tpl: Same.
1089 * useraction.cc: Same.
1090 * stmlock.h: Same.
1091 * memcpy.cc: Same.
1092 * common.h: Same.
1093 * config/generic/tls.cc: Same.
1094 * config/generic/cacheline.h: Same.
1095 * config/generic/cachepage.h: Same.
1096 * config/generic/cacheline.cc: Same.
1097 * config/generic/unaligned.h: Same.
1098 * config/x86/cacheline.h: Same.
1099 * config/x86/cacheline.cc: Same.
1100 * config/x86/unaligned.h: Same.
1101 * config/alpha/cacheline.h: Same.
1102 * config/alpha/unaligned.h: Same.
1103 * config/alpha/sjlj.S: Same.
1104 * config/posix/cachepage.cc: Same.
1105 * config/linux/futex.h: Same.
1106 * config/linux/alpha/futex_bits.h: Same.
1107
11082011-11-04 Torvald Riegel <triegel@redhat.com>
1109
1110 * libitm.texi: No cover text and invariant sections.
1111
11122011-11-03 Richard Henderson <rth@redhat.com>
1113
1114 * local_type_traits: New file.
1115 * libitm_i.h: Use it. Use C headers, not C++ wrappers.
1116
11172011-11-03 Richard Henderson <rth@redhat.com>
1118
1119 * configure.ac: Don't test for gfortran.
1120 * configure: Rebuild.
1121
1122 * testsuite/lib/libitm.exp: Don't include gfortran-dg.exp.
1123 * testsuite/libitm.c++/c++.exp: Don't use gfortran-dg-runtest.
1124
11252011-11-03 Aldy Hernandez <aldyh@redhat.com>
1126
1127 * testsuite/libitm.c/memcpy-1.c: Add copyright notice.
1128 * testsuite/libitm.c/memset-1.c: Same.
1129 * testsuite/libitm.c/c.exp: Same.
1130 * testsuite/lib/libitm-dg.exp: Same.
1131 * testsuite/lib/libitm.exp: Same.
1132 * testsuite/libitm.c++/c++.exp: Same.
1133
11342011-11-03 Aldy Hernandez <aldyh@redhat.com>
1135
1136 * testsuite/config/default.exp: Update copyright date.
1137 * configure.ac: Add copyright info.
1138 * configure.tgt: Same.
1139
11402011-11-03 Aldy Hernandez <aldyh@redhat.com>
1141
1142 * testsuite/libitm.c/reentrant.c: XFAIL.
1143 * testsuite/libitm.c++/static_ctor.C: XFAIL.
1144
11452011-10-29 Torvald Riegel <triegel@redhat.com>
1146
1147 * beginend.cc (GTM::gtm_thread::rollback): Add aborting flag and
1148 handle aborts.
1149 (_ITM_abortTransaction): Handle aborts of outer transactions.
1150 * libitm_i.h: Same.
1151 * eh_cpp.cc (GTM::gtm_thread::revert_cpp_exceptions): Fix assertion.
1152 * libitm.texi: Document aborts of outer transactions.
1153 * testsuite/libitm.c/cancel.c: New file.
1154
11552011-10-19 Torvald Riegel <triegel@redhat.com>
1156
1157 * testsuite/*: Change __transaction to __transaction_atomic or
1158 __transaction_relaxed.
1159
11602011-10-19 Torvald Riegel <triegel@redhat.com>
1161
1162 * config/linux/x86/tls.h (abi_disp): Make TLS slot read volatile.
1163 (gtm_thr): Same.
1164
11652011-10-19 Torvald Riegel <triegel@redhat.com>
1166
1167 * libitm_i.h: Add gl_wt dispatch.
1168 * retry.cc (parse_default_method): Same.
1169 * method-gl.cc: New file.
1170 * Makefile.am: Use method-gl.cc.
1171 * Makefile.in: Rebuild.
1172
11732011-10-19 Torvald Riegel <triegel@redhat.com>
1174
1175 * beginend.cc (GTM::gtm_thread::trycommit): Ensure privatization
1176 safety if requested by a TM method.
1177 * dispatch.h (GTM::abi_dispatch::trycommit): Add parameter for
1178 privatization safety.
1179 * method-serial.cc: Same.
1180
11812011-10-19 Torvald Riegel <triegel@redhat.com>
1182
1183 * libitm_i.h: Renamed gtm_local_undo to gtm_undolog_entry.
1184 (GTM::gtm_thread): Renamed local_undo to undolog. Renamed
1185 undolog-related member functions from *_local to *_undolog.
1186 * local.cc (gtm_thread::commit_undolog): Same.
1187 * beginend.cc (GTM::gtm_thread::trycommit): Same.
1188 (GTM::gtm_thread::rollback): Roll back undolog before
1189 dispatch-specific rollback.
1190
11912011-10-19 Torvald Riegel <triegel@redhat.com>
1192
1193 * retry.cc (GTM::gtm_thread::decide_retry_strategy): Handle
1194 re-initialization of the current method group.
1195 * libitm_i.h (GTM::gtm_restart_reason): Add restart reason for this.
1196
11972011-10-19 Torvald Riegel <triegel@redhat.com>
1198
1199 * alloc.cc (commit_allocations_2): Do not free transaction-local
1200 memory when committing a nested transaction.
1201
12022011-10-19 Torvald Riegel <triegel@redhat.com>
1203
1204 * method-serial.cc (GTM::gtm_thread::serialirr_mode): Fixed: Use
1205 serial-irrevocable dispatch, not serial.
1206
12072011-10-19 Torvald Riegel <triegel@redhat.com>
1208
1209 * libitm_i.h (GTM::gtm_restart_reason): Re-arrange and clean up
1210 declarations.
1211 * dispatch.h (GTM::abi_dispatch::begin_or_restart): New.
1212 * method-serial.cc: Implement begin_or_restart().
1213 * beginend.cc (GTM::gtm_thread::begin_transaction): Call
1214 dispatch-specific begin_or_restart().
1215 (GTM::gtm_thread::restart): Same.
1216
12172011-08-23 Torvald Riegel <triegel@redhat.com>
1218
1219 * retry.cc (GTM::gtm_thread::decide_retry_strategy): Cleanup. Fix
1220 restarting without switching to serial mode.
1221 (GTM::gtm_thread::decide_begin_dispatch): Let the caller set the
1222 transaction state. Choose closed-nesting alternative if available.
1223 (GTM::gtm_thread::set_default_dispatch): New.
1224 (parse_default_method): New.
1225 (GTM::gtm_thread::number_of_threads_changed): New.
1226 * method-serial.cc (GTM::serial_mg): New method group class.
1227 (GTM::serialirr_dispatch): Belongs to serial_mg. Remove reinit and
1228 fini.
1229 (GTM::serial_dispatch): Same.
1230 (GTM::serialirr_onwrite_dispatch): Same.
1231 (GTM::gtm_thread::serialirr_mode): Remove calls to fini.
1232 * beginend.cc (GTM::gtm_thread::~gtm_thread): Maintain number of
1233 registered threads.
1234 (GTM::gtm_thread::gtm_thread): Same.
1235 (_ITM_abortTransaction): Remove calls to abi_dispatch::fini().
1236 (GTM::gtm_thread::trycommit): Same. Reset number of restarts.
1237 (GTM::gtm_thread::begin_transaction): Let decide_begin_dispatch()
1238 choose dispatch but set state according to dispatch here.
1239 * dispatch.h (GTM::abi_dispatch::fini): Move to method group.
1240 (GTM::method_group): New class.
1241 (GTM::abi_dispatch): Add comments. Maintain pointer to method_group.
1242 * libitm_i.h (GTM::gtm_thread): Add declarations for new members.
1243 * libitm.texi: Document TM methods, method groups, method life cycle.
1244 Rename method sets to method groups.
1245
12462011-08-23 Torvald Riegel <triegel@redhat.com>
1247
1248 * config/x86/tls.h: Moved to ...
1249 * config/linux/x86/tls.h: ... here.
1250
12512011-08-23 Torvald Riegel <triegel@redhat.com>
1252
1253 * config/x86/tls.h: Use __x86_64__ instead of __LP64__.
1254 Add X32 support.
1255 * config/x86/sjlj.S: Same.
1256
12572011-08-19 Torvald Riegel <triegel@redhat.com>
1258
1259 * config/linux/rwlock.h: New file.
1260 * config/linux/rwlock.c: New file.
1261 * configure.ac: Reenable futex support (undo SVN rev 157758).
1262 * Makefile.am: Same.
1263 * configure.tgt: Same.
1264 * config/linux/alpha/futex_bits.h: Same.
1265 * config/linux/futex.h: Same. Return number of woken processes.
1266 * config/linux/futex.cc: Same.
1267 (futex_wait): Remove spinning.
1268 * config/linux/x86/futex_bits.h: Same. Set futex timeout to zero.
1269 Use __x86_64__ instead of __LP64__.
1270 * aclocal.m4: Include generic futex checks.
1271 * configure: Rebuild.
1272 * Makefile.in: Rebuild.
1273 * testsuite/Makefile.in: Rebuild.
1274 * beginend.cc: Include pthread.h.
1275 * config/posix/cachepage.cc: Same.
1276
12772011-08-12 Torvald Riegel <triegel@redhat.com>
1278
1279 * config/x86/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
1280 (abi_disp, set_abi_disp): Move to tx's TLS slot.
1281 (set_gtm_thr): New.
1282 * config/generic/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
1283 (set_gtm_thr): New.
1284 (GTM::gtm_thread::thread_num): Removed.
1285 (GTM::gtm_thread): Renamed to GTM::gtm_thread_tls.
1286 * libitm_i.h (GTM::gtm_transaction): Renamed to GTM::gtm_thread. More
1287 tx-to-thread renaming.
1288 * beginend.cc: Adapted to tx-to-thread renaming.
1289 (GTM::gtm_thread::~gtm_thread): Extracted from thread_exit_handler().
1290 (GTM::gtm_thread::gtm_thread): Extracted from begin_transaction().
1291 * query.cc (_ITM_getTransactionId, _ITM_inTransaction): Renamed
1292 gtm_transaction to gtm_thread.
1293 (_ITM_getThreadnum): Removed. Not supported anymore.
1294 * testsuite/libitm.c/notx.c (main): Removed _ITM_getThreadnum call.
1295 * libitm.texi: Documented that _ITM_getThreadnum is not supported.
1296 * useraction.cc: Renamed gtm_transaction to gtm_thread. Adapted to
1297 gtm_tx-to-gtm_thr renaming if necessary.
1298 * eh_cpp.cc: Same.
1299 * local.cc: Same.
1300 * retry.cc: Same.
1301 * clone.cc: Same.
1302 * alloc.cc: Same.
1303 * alloc_c.cc: Same.
1304 * alloc_cpp.cc: Same.
1305 * method-serial.cc: Same.
1306 * config/generic/tls.cc: Same.
1307 * config/posix/rwlock.h (gtm_rwlock): Same.
1308 * config/posix/rwlock.cc: Same. Adapted to more tx-to-thread renaming.
1309
13102011-08-12 Torvald Riegel <triegel@redhat.com>
1311
1312 * config/posix/rwlock.cc (gtm_rwlock::read_lock): Changed locking
1313 implementation.
1314 (gtm_rwlock::read_unlock): Same.
1315 (gtm_rwlock::write_lock_generic): New. Generalized from ...
1316 (gtm_rwlock::write_lock, gtm_rwlock::write_upgrade): ... these.
1317 * libitm_i.h (GTM::gtm_transaction): Added shared_state.
1318 * config/posix/rwlock.h (GTM::gtm_rwlock): Removed a_reader and
1319 w_upgrade. Replaced by per-transaction flags (in shared_state).
1320 Added c_confirmed_writers.
1321 (GTM::gtm_rwlock::read_lock, GTM::gtm_rwlock::read_unlock,
1322 GTM::gtm_rwlock::write_upgrade): Add tx parameter.
1323 * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
1324 * method-serial.cc (GTM::gtm_transaction::serialirr_mode): Same.
1325 * beginend.cc (GTM::gtm_transaction::begin_transaction,
1326 _ITM_abortTransaction, GTM::gtm_transaction::trycommit): Same.
1327 * libitm.texi: Document locking conventions and implementations in
1328 libitm.
1329
13302011-08-12 Torvald Riegel <triegel@redhat.com>
1331
1332 * libitm_i.h (next_tx): Add list of all threads' transaction.
1333 * beginend.cc (GTM::gtm_transaction::begin_transaction): Register
1334 transaction with list of transactions and ...
1335 (thread_exit_handler): ... deregister here.
1336 * config/alpha/target.h: Add HW_CACHELINE_SIZE setting.
1337 * config/x86/target.h: Same.
1338
13392011-08-12 Torvald Riegel <triegel@redhat.com>
1340
1341 * testsuite/libitm.c++/static_ctor.C: New file.
1342
13432011-08-12 Torvald Riegel <triegel@redhat.com>
1344
1345 * testsuite/libitm.c/reentrant.c: New file.
1346
13472011-08-12 Torvald Riegel <triegel@redhat.com>
1348
1349 * config/generic/tls.h: Remove the free list for transactions and ...
1350 * beginend.cc (GTM::gtm_transaction::operator new): ... allocate ...
1351 (GTM::gtm_transaction::operator delete): ... and release here.
1352 (thread_exit_handler): New. Delete tx when thread terminates.
1353 (thread_exit_init): New.
1354 (GTM::gtm_transaction::begin_transaction): Set up on-exit handler.
1355 * testsuite/libitm.c/txrelease.c: New file.
1356
13572011-08-12 Torvald Riegel <triegel@redhat.com>
1358
1359 * query.cc (_ITM_getThreadnum): Set up gtm_thread if necessary.
1360 * testsuite/libitm.c/notx.c: New file.
1361
13622011-08-12 Torvald Riegel <triegel@redhat.com>
1363
1364 * config/generic/tls.h (gtm_thread): Move local_tid from here ...
1365 * libitm_i.h (local_tid): ... to here.
1366 * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
1367 (GTM::gtm_transaction::operator new): Set up gtm_thread if necessary.
1368
13692011-08-12 Torvald Riegel <triegel@redhat.com>
1370
1371 * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Use
1372 serialirr_onwrite_dispatch as new default for now.
1373 * method-serial.cc (serialirr_onwrite_dispatch): New.
1374 (GTM::dispatch_serialirr_onwrite): New.
1375 * libitm_i.h: Same.
1376
13772011-08-12 Torvald Riegel <triegel@redhat.com>
1378
1379 * beginend.cc (GTM::gtm_transaction::rollback): Roll back tx id as well.
1380 * query.cc (_ITM_getTransactionId): There is no active transaction if
1381 the current nesting level is zero.
1382
13832011-07-28 Torvald Riegel <triegel@redhat.com>
1384
1385 * beginend.cc (GTM::gtm_transaction::rollback): Fix nesting level
1386 rollback.
1387
13882011-07-28 Torvald Riegel <triegel@redhat.com>
1389
1390 * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Get
1391 transaction properties from the caller instead of from the
1392 transaction object.
1393 * libitm_i.h: Same.
1394 * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
1395
13962011-07-28 Torvald Riegel <triegel@redhat.com>
1397
1398 * local.cc (gtm_transaction::rollback_local): Support closed nesting.
1399 * eh_cpp.cc (GTM::gtm_transaction::revert_cpp_exceptions): Same.
1400 * dispatch.h: Same.
1401 * method-serial.cc: Same.
1402 * beginend.cc (GTM::gtm_transaction::begin_transaction): Change to
1403 flat nesting as default, and closed nesting on demand.
1404 (GTM::gtm_transaction::rollback): Same.
1405 (_ITM_abortTransaction): Same.
1406 (GTM::gtm_transaction::restart): Same.
1407 (GTM::gtm_transaction::trycommit): Same.
1408 (GTM::gtm_transaction::trycommit_and_finalize): Removed.
1409 (choose_code_path): New.
1410 (GTM::gtm_transaction_cp::save): New.
1411 (GTM::gtm_transaction_cp::commit): New.
1412 * query.cc (_ITM_inTransaction): Support flat nesting.
1413 * libitm_i.h (GTM::gtm_transaction_cp): New helper struct for nesting.
1414 (GTM::gtm_transaction): Support flat and closed nesting.
1415 * alloc.cc (commit_allocations_2): New.
1416 (commit_cb_data): New helper struct.
1417 (GTM::gtm_transaction::commit_allocations): Handle nested
1418 commits/rollbacks.
1419 * libitm.texi: Update user action section, add description of nesting.
1420
14212011-07-28 Torvald Riegel <triegel@redhat.com>
1422
1423 * libitm_i.h: Add closed nesting as restart reason.
1424 * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
1425
14262011-07-28 Torvald Riegel <triegel@redhat.com>
1427
1428 * useraction.cc: Use vector instead of list to store actions.
1429 Also support partial rollbacks for closed nesting.
1430 * libitm_i.h (GTM::gtm_transaction::user_action): Same.
1431 * beginend.cc: Same.
1432
14332011-07-28 Torvald Riegel <triegel@redhat.com>
1434
1435 * dispatch.h (GTM::abi_dispatch): Add can_run_uninstrumented_code and
1436 closed_nesting flags, as well as a closed nesting alternative.
1437 * method-serial.cc: Same.
1438 (serial_dispatch): Renamed to serialirr_dispatch.
1439 (GTM::dispatch_serialirr): Same.
1440 (serial_dispatch_ul): Renamed to serial_dispatch.
1441 (GTM::dispatch_serial): Same.
1442
14432011-07-28 Torvald Riegel <triegel@redhat.com>
1444
1445 * libitm.h (_ITM_codeProperties): Change pr_hasElse to the ABI's value.
1446
14472011-07-28 Torvald Riegel <triegel@redhat.com>
1448
1449 * aatree.h (aa_tree::remove): New.
1450 (aa_tree::operator new): Add placement new.
1451
14522011-07-02 Torvald Riegel <triegel@redhat.com>
1453
1454 * containers.h: New file.
1455 * util.cc (xmalloc, xrealloc): Accept cacheline-alloc flag.
1456 * libitm_i.h (xmalloc, xrealloc): Moved declarations from here ...
1457 * common.h: ... to here.
1458 (local_undo): Use GTM::vector for gtm_transaction::local_undo.
1459 * local.cc: Same.
1460
14612011-06-30 Torvald Riegel <triegel@redhat.com>
1462
1463 * libitm_i.h (STATE_ABORTING): Remove.
1464 * beginend.cc (_ITM_abortTransaction): Same.
1465 (GTM::gtm_transaction::trycommit_and_finalize): Same.
1466 * libitm.h (_ITM_registerThrownObject, _ITM_tryCommitTransaction): Remove.
1467 (_ITM_rollbackTransaction): Remove.
1468 * beginend.cc: Same.
1469 * libitm.map: Same.
1470 * libitm.texi: Document these ABI changes.
1471
14722011-06-30 Torvald Riegel <triegel@redhat.com>
1473
1474 * libitm.texi: New file.
1475 * Makefile.am: Add libitm.texi.
1476 * Makefile.in: Rebuild.
1477
14782011-06-30 Torvald Riegel <triegel@redhat.com>
1479
1480 * libitm_i.h: Move parts to common.h and dispatch.h.
1481 * common.h: New file.
1482 * dispatch.h: New file, new dispatch class.
1483 Rename GTM::abi_dispatch::lock_type to ls_modifier.
1484 RenameGTM::abi_dispatch::NOLOCK to NONTXNAL.
1485 * beginend.cc (GTM::gtm_transaction::begin_transaction): Delegate mode
1486 decision to retry.cc.
1487 * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Use serial mode
1488 only.
1489 (GTM::gtm_transaction::decide_begin_dispatch): Same.
1490 * method-serial.cc: Adapt to new dispatch. Add serial mode with undo
1491 logging.
1492 * barrier.cc: Use new barriers definitions.
1493 (abi_dispatch::memmove_overlap_check): New.
1494 * config/x86/x86_sse.cc: Same.
1495 * config/x86/x86_avx.cc: Same.
1496 * Makefile.am: Don't build readonly and wbetl methods, memset.cc and
1497 memcpy.cc.
1498 * Makefile.in: Rebuild.
1499 * method-readonly.cc: Remove.
1500 * method-wbetl.cc: Rename GTM::abi_dispatch::lock_type to ls_modifier.
1501 Rename GTM::abi_dispatch::NOLOCK to NONTXNAL.
1502
15032011-06-30 Torvald Riegel <triegel@redhat.com>
1504
1505 * alloc_c.cc (_ITM_dropReferences): Don't support it anymore.
1506 * testsuite/libitm.c++/dropref.C: _ITM_dropReferences is expected to fail.
1507 * testsuite/libitm.c/dropref-2.c: Same.
1508 * testsuite/libitm.c/dropref.c: Same.
1509
15102011-06-30 Torvald Riegel <triegel@redhat.com>
1511
1512 * config/generic/tls.h (gtm_disp): Rename to abi_disp.
1513 * config/generic/tls.h (set_gtm_disp): Rename to set_abi_disp.
1514 * libitm_i.h: Rename gtm_dispatch to abi_dispatch.
1515 * alloc_c.cc: Same.
1516 * barrier.tpl: Same.
1517 * beginend.c: Same.
1518 * config/generic/tls.h: Same.
1519 * config/x86/tls.h: Same.
1520 * libitm_i.h: Same.
1521 * memcpy.cc: Same.
1522 * memset.cc: Same.
1523 * method-readonly.cc: Same.
1524 * method-serial.cc: Same.
1525 * method-wbetl.cc: Same.
1526 * retry.cc: Same.
1527
15282011-03-03 Richard Henderson <rth@redhat.com>
1529
1530 * config/posix/rwlock.cc (write_upgrade): Add missing case.
1531 From Patrik Marlier <patrick.marlier@unine.ch>.
1532
15332011-02-03 Richard Henderson <rth@redhat.com>
1534
1535 * acinclude.m4 (LIBITM_CHECK_SIZE_T_MANGLING): New.
1536 * configure.ac: Use it.
1537 * configure, config.h.in: Rebuild.
1538 * alloc_cpp.cc (_ZnwX): Use MANGLE_SIZE_T in constructing the name.
1539 (_ZnaX, _ZnwXRKSt9nothrow_t, _ZnaXRKSt9nothrow_t, _ZGTtnwX,
1540 _ZGTtnaX, _ZGTtnwXRKSt9nothrow_t, _ZGTtnaXRKSt9nothrow_t): Likewise.
1541 * libitm.map: Use wildcards to match size_t mangling.
1542
15432010-12-14 Richard Henderson <rth@redhat.com>
1544
1545 * beginend.cc (GTM::gtm_transaction::begin_transaction): Allocate
1546 blocks of TIDs per thread.
1547 * config/generic/tls.h (struct gtm_thread): Add local_tid member.
1548 (setup_gtm_thr): Return the thread structure.
1549 * config/x86/tls.h (setup_gtm_thr): Likewise.
1550
15512010-12-14 Richard Henderson <rth@redhat.com>
1552
1553 * clone.cc (table_lock): Remove.
1554 (find_clone): Don't take it.
1555 (ExcludeTransaction): New helper class.
1556 (_ITM_registerTMCloneTable): Use it.
1557 (_ITM_deregisterTMCloneTable): Likewise.
1558
15592010-12-14 Richard Henderson <rth@redhat.com>
1560
1561 * config/x86/tls.h: New file.
1562
15632010-07-15 Richard Henderson <rth@redhat.com>
1564
1565 * Makefile.am (AM_CXXFLAGS): Add -funwind-tables.
1566 * Makefile.in: Rebuild.
1567
15682010-07-13 Aldy Hernandez <aldyh@redhat.com>
1569
1570 * method-wbetl.cc (trydropreference): Fix source line.
1571
15722010-07-13 Aldy Hernandez <aldyh@redhat.com>
1573
1574 * libitm.h: Add comment.
1575 * libitm_i.h (begin_transaction): Add ITM_REGPARM.
1576
15772010-07-07 Aldy Hernandez <aldyh@redhat.com>
1578
1579 * configure.ac: Call LIBITM_CHECK_64BIT_SYNC_BUILTINS.
1580 * beginend.cc (begin_transaction): If 64-bit sync builtins are not
1581 available, use pthread mutexes.
1582 * acinclude.m4 (LIBITM_CHECK_64BIT_SYNC_BUILTINS): New.
1583 * config.h.in: Regenerate.
1584 * configure: Regenerate.
1585
15862010-07-06 Aldy Hernandez <aldyh@redhat.com>
1587
1588 * libitm.h (ITM_PURE): Define.
1589 Declare _ITM_malloc, _ITM_calloc, and _ITM_free.
1590
15912010-06-28 Aldy Hernandez <aldyh@redhat.com>
1592
1593 * method-wbetl.cc (class wbetl_dispatch): Add trydropreference.
1594 (validate): Add comment.
1595 (trydropreference): New.
1596 * method-readonly.cc (class readonly_dispatch): Add
1597 trydropreference.
1598 * alloc_c.cc (_ITM_dropReferences): Remove const attribute.
1599 Call trydropreference().
1600 * libitm.h (_ITM_dropReferences): Remove const attribute.
1601 * method-serial.cc (class serial_dispatch): Add trydropreference.
1602 * libitm_i.h (struct gtm_dispatch): Add trydropreference.
1603
16042010-06-28 Aldy Hernandez <aldyh@redhat.com>
1605
1606 * memcpy.cc (do_memcpy): Comment.
1607
16082010-06-25 Aldy Hernandez <aldyh@redhat.com>
1609
1610 * barrier.tpl: Add comments throughout.
1611
16122010-06-24 Aldy Hernandez <aldyh@redhat.com>
1613
1614 * method-wbetl.cc (struct w_entry): Add comments.
1615 (trycommit): Same.
1616 (rollback): Same.
1617
16182010-06-24 Aldy Hernandez <aldyh@redhat.com>
1619
1620 * alloc_c.cc (_ITM_dropReferences): New.
1621 * libitm.map (_ITM_dropReferences): Add.
1622 * libitm.h (_ITM_dropReferences): Add transaction_pure attribute.
1623 * libitm_i.h (struct gtm_transaction): Declare
1624 drop_references_allocations and drop_references_local.
1625 * local.cc (rollback_local): Ignore memory when applicable.
1626 (drop_references_local): New.
1627
16282010-06-23 Richard Henderson <rth@redhat.com>
1629
1630 * barrier.tpl, beginend.cc, clone.cc, tls.h, memcpy.cc,
1631 memset.cc, method-serial.cc: Revert the 2010-06-16 change.
1632 * config/x86/target.h (struct gtm_jmpbuf): Change CFA type to void*.
1633 * config/alpha/target.h: Likewise.
1634 * config/generic/tls.cc (gtm_mask_stack): Use it.
1635
16362010-06-23 Richard Henderson <rth@redhat.com>
1637
1638 * config/posix/cachepage.cc (gtm_cacheline_page::operator new): Use
1639 a mutex instead of trying a lock-free compare-and-swap on the list.
1640 (gtm_cacheline_page::operator delete): Likewise.
1641
16422010-06-16 Richard Henderson <rth@redhat.com>
1643
1644 * method-wbetl.cc (wbetl_dispatch::trycommit): Discard changes
1645 that overlap the libitm stack.
1646 * barrier.tpl: Mark incoming stack.
1647 * beginend.cc (_ITM_rollbackTransaction, _ITM_abortTransaction,
1648 _ITM_commitTransaction, _ITM_commitTransactionEH): Likewise.
1649 * clone.cc (_ITM_getTMCloneOrIrrevocable): Likewise.
1650 * memcpy.cc, memset.cc: Likewise.
1651 * method-serial.cc (_ITM_changeTransactionMode): Likewise.
1652 * config/generic/tls.h (gtm_thread): Add stack_top member.
1653 (gtm_stack_top, set_gtm_stack_top, struct gtm_stack_marker): New.
1654 * libitm_i.h (gtm_mask_stack): Declare.
1655 * config/generic/tls.cc: New file.
1656 * Makefile.am (libitm_la_SOURCES): Add it.
1657 (AM_CXXFLAGS): Turn off exceptions.
1658 * Makefile.in: Rebuild.
1659
16602010-06-16 Richard Henderson <rth@redhat.com>
1661
1662 * alloc.cc (struct gtm_alloc_action): Move definition ...
1663 * libitm_i.h: ... here.
1664 (class gtm_transaction): Declare new and delete.
1665 * beginend.cc (alloc_tx): Reformulate as operator new.
1666 (free_tx): Reformulate as operator delete.
1667 * config/generic/tls.h (gtm_thread): Change free_tx member to void *.
1668
16692010-06-11 Richard Henderson <rth@redhat.com>
1670
1671 * clone.cc (clone_entry_compare): Fix typo.
1672 From Patrik Marlier <patrick.marlier@unine.ch>.
1673
16742010-05-13 Richard Henderson <rth@redhat.com>
1675
1676 * alloc_c.cc (_ITM_malloc, _ITM_calloc, _ITM_free): Wrap functions
1677 in extern "C".
1678
16792010-05-07 Aldy Hernandez <aldyh@redhat.com>
1680
1681 * libitm_i.h (struct gtm_transaction): Remove
1682 get_allocation_size.
1683 (record_allocation): Remove size parameter.
1684 * libitm.map (_ITM_realloc): Remove.
1685 * alloc_c.cc (_ITM_realloc): Remove.
1686 (_ITM_malloc): Remove size argument to record_allocation.
1687 (_ITM_calloc): Same.
1688 * alloc_cpp.cc (_ZGTtnwm): Same.
1689 (_ZGTtnwmRKSt9nothrow_t): Same.
1690 (_ZGTtnam): Same.
1691 (_ZGTtnamRKSt9nothrow_t): Same.
1692 * alloc.cc (struct gtm_alloc_action): Remove size.
1693 (get_allocation_size): Remove.
1694 (commit_allocations): Add comment.
1695 (record_allocation): Remove size parameter.
1696 (forget_allocation): Remove set of size.
1697
16982010-04-19 Aldy Hernandez <aldyh@redhat.com>
1699
1700 * Makefile.am (abi_version): New.
1701 (AM_CXXFLAGS): Pass abi_version.
1702 * Makefile.in: Regenerate.
1703 * config/x86/unaligned.h: Remove always_inline kludge for vectors.
1704
17052010-04-06 Aldy Hernandez <aldyh@redhat.com>
1706
1707 * clone.cc (_ITM_getTMCloneOrIrrevocable): Rename from
1708 _ITM_getTMCloneOrIrrevokable.
1709 * libitm.h (_ITM_getTMCloneOrIrrevocable): Same.
1710 * libitm.map (_ITM_getTMCloneOrIrrevocable): Same.
1711
17122010-03-26 Aldy Hernandez <aldyh@redhat.com>
1713
1714 * configure.ac: Remove Linux futex support.
1715 * configure.tgt (config_path): Same.
1716 * Makefile.am: Same.
1717 * config/linux: Remove entire directory.
1718 * configure: Rebuild.
1719 * Makefile.in: Rebuild.
1720 * testsuite/Makefile.in: Rebuild.
1721
17222010-03-09 Aldy Hernandez <aldyh@redhat.com>
1723
1724 * retry.cc (decide_retry_strategy): Set state to STATE_SERIAL when
1725 switching to serial mode.
1726 * beginend.cc (trycommit_and_finalize): Unlock serial_lock.
1727
17282010-03-03 Aldy Hernandez <aldyh@redhat.com>
1729
1730 * configure.tgt: Add emacs -*- tags.
1731 * barrier.tpl: Same.
1732
17332010-02-23 Aldy Hernandez <aldyh@redhat.com>
1734
1735 * Makefile.am: Rename serial.cc to method-serial.cc.
1736 * Makefile.in: Regenerate with automake 1.11.1.
1737 * testsuite/Makefile.in: Same.
1738 * aclocal.m4: Regenerate with aclocal 1.11.1.
1739 * method-serial.cc: Rename from serial.cc.
1740 * libitm_i.h (struct gtm_transaction): Update comment on
1741 serialirr_mode.
1742
17432010-02-22 Aldy Hernandez <aldyh@redhat.com>
1744
1745 * libitm_i.h (GTM_longjmp): Add ITM_REGPARM.
1746 * config/linux/rwlock.h (class gtm_rwlock): Add comments.
1747
17482010-02-11 Aldy Hernandez <aldyh@redhat.com>
1749
1750 * configure: Rebuild.
1751
17522009-11-12 Richard Henderson <rth@redhat.com>
1753
1754 * Rewrite everything in C++.
1755
17562009-11-03 Richard Henderson <rth@redhat.com>
1757
1758 * config/x86/x86_sse.c, config/x86/x86_avx.c: New files.
1759 * Makefile.am (libitm_la_SOURCES): Add them.
1760 * configure.ac (ARCH_X86): New conditional.
1761 * Makefile.in, configure: Rebuild.
1762 * configure.tgt: Set up ARCH; do cflags setup at the same time.
1763 Move futex setup into "other system configury" case.
1764 * local.c (rollback_local): Merge into ...
1765 (GTM_rollback_local): ... here.
1766 (GTM_LB): Rename from GTM_alloc_local; do the memcpy here.
1767 (_ITM_LB): Define as an alias to GTM_LB.
1768
17692009-11-03 Richard Henderson <rth@redhat.com>
1770
1771 * method-readonly.c: New file.
1772 * Makefile.am (libitm_la_SOURCES): Add it.
1773 * Makefile.in: Rebuild.
1774 * beginend.c (gtm_stmlock_array, gtm_clock): New.
1775 (GTM_begin_transaction): Use dispatch_readonly for read-only txn.
1776 * libitm_i.h (gtm_stmlock, gtm_version): Move from method-wbetl.c.
1777 (GTM_VERSION_MAX, GTM_VERSION_INVALID, gtm_stmlock_owned_p,
1778 gtm_stmlock_set_owned, gtm_stmlock_get_addr,
1779 gtm_stmlock_get_version, gtm_stmlock_set_version, LOCK_ARRAY_SIZE,
1780 gtm_stmlock_array, gtm_get_stmlock, gtm_clock, RESTART_NOT_READONLY,
1781 gtm_get_clock, gtm_inc_clock): New.
1782 * method-wbetl.c (gtm_version, gtm_stmlock, OWNED_MASK, VERSION_MAX,
1783 LOCK_GET_OWNED, LOCK_SET_ADDR, LOCK_GET_ADDR, LOCK_GET_TIMESTAMP,
1784 LOCK_SET_TIMESTAMP, LOCK_ARRAY_SIZE, LOCK_MASK, LOCK_IDX, GET_LOCK,
1785 locks, gclock, CLOCK, GET_CLOCK, FETCH_AND_INC_CLOCK): Remove and
1786 replace uses with new libitm_i.h symbols.
1787 (dispatch_wbetl): Rename from wbetl_dispatch.
1788 * retry.c (GTM_decide_retry_strategy): If RESTART_NOT_READONLY, move
1789 away from dispatch_readonly; abort if the beginTransaction call
1790 asserted that the transaction was readonly.
1791
17922009-11-03 Richard Henderson <rth@redhat.com>
1793
1794 * memset.c: New file.
1795 * Makefile.am (libitm_la_SOURCES): Add it.
1796 * Makefile.in: Rebuild.
1797 * testsuite/libitm.c/memset-1.c: New.
1798
17992009-11-03 Richard Henderson <rth@redhat.com>
1800
1801 * dispatch.c: Remove file.
1802 * useraction.c (struct gtm_user_action): Move from libitm.h.
1803 * serial.c (GTM_null_read_lock, GTM_null_write_lock): New.
1804 (serial_memset, serial_memmove, serial_memcpy): Remove.
1805 (serial_W*, serial_R*): Remove.
1806 (serial_dispatch): Update to match.
1807 * configure.ac: Move Werror down below configure checks. Don't
1808 check for sys/loadavg.h, do check for malloc.h. Don't check for
1809 getloadavg and clock_gettime; do check for memalign, posix_memalign.
1810 Use GCC_AC_FUNC_MMAP_BLACKLIST
1811 * libitm.h: Split out all internal items to...
1812 * libitm_i.h: ... here. New file.
1813 * copymask.c: New file.
1814 * local.c (struct gtm_local_undo): Move from libitm.h.
1815 (GTM_alloc_local): Rename from alloc_local; export.
1816 * memcpy.c: New file.
1817 * alloc_c.c (_ITM_realloc): Use _ITM_memcpyRnWt directly.
1818 * config/posix/page.c: New file.
1819 * config/posix/target_tls.h: Remove file.
1820 * barrier.c: New file.
1821 * Makefile.am (libitm_la_SOURCES): Add barrier.c, memcpy.c,
1822 copymask.c, page.c.
1823 * alloc.c (struct gtm_alloc_action): Move from libitm.h.
1824 * method-wbetl.c: Rewrite for new cacheline methods.
1825 * Makefile.in, configure, testsuite/Makefile.in, config.h.in: Rebuild.
1826
1827 * config/alpha/sjlj.S: Fix typo.
1828 * config/alpha/target_i.h: Copy functions from alpha/target.h.
1829 * config/alpha/copymask.c: New file.
1830 * config/alpha/target.h (CACHELINE_SIZE): New.
1831 (STRICT_ALIGNMENT, PAGE_SIZE, FIXED_PAGE_SIZE): New.
1832
1833 * config/x86/target_i.h: Copy functions from x86/target.h.
1834 * config/x86/copymask.c: New file.
1835 * config/x86/target.h (_ITM_ALL_TARGET_TYPES): Remove.
1836 (CACHELINE_SIZE, STRICT_ALIGNMENT): New.
1837 (PAGE_SIZE, FIXED_PAGE_SIZE): New.
1838 * config/x86/target_tls.h: Move contents to target_i.h.
1839
1840 * testsuite/libitm.c/clone-1.c: Include libitm.h.
1841 * testsuite/libitm.c/memcpy-1.c: New.
1842
18432009-10-22 Richard Henderson <rth@redhat.com>
1844
1845 * Makefile.am (CCAS, CCASFLAGS, LTCCASCOMPILE): Remove.
1846 (AM_CCASFLAGS): New.
1847 * configure.ac: Add AM_PROG_AS. Use m4_rename_force for
1848 saving/restoring _AC_ARG_VAR_PRECIOUS.
1849 * Makefile.in, aclocal.m4, config.h.in, configure,
1850 testsuite/Makefile.in: Rebuild with automake 1.11; autoconf 2.64.
1851
18522009-10-22 Richard Henderson <rth@redhat.com>
1853
1854 * testsuite/*: Update for new compiler syntax.
1855
18562009-10-21 Richard Henderson <rth@redhat.com>
1857
1858 * libitm.h (_ITM_abortReason): Add outerAbort.
1859
18602009-08-03 Richard Henderson <rth@redhat.com>
1861
1862 * libitm.map (_ITM_commitTransactionEH, _ITM_cxa_allocate_exception,
1863 _ITM_cxa_begin_catch, _ITM_cxa_end_catch, _ITM_cxa_throw): Export.
1864 * method-wbetl.c (struct w_entry): Remove mask.
1865 (wbetl_write, wbetl_load): Return pointer to word containing the data;
1866 adjust all callers.
1867
18682009-07-22 Richard Henderson <rth@redhat.com>
1869
1870 * eh_cpp.c: New file.
1871 * Makefile.am (libitm_la_SOURCES): Add it.
1872 * Makefile.in: Rebuild.
1873 * beginend.c (GTM_rollback_transaction): Undo exception state.
1874 (GTM_trycommit_transaction): Mark inline.
1875 (GTM_trycommit_and_finalize_transaction): Split out from ...
1876 (_ITM_commitTransaction): ... here.
1877 (_ITM_commitTransactionEH): New function.
1878 * libitm.h (struct gtm_transaction): Add cxa_catch_count,
1879 cxa_unthrown, eh_in_flight; reorder.
1880
1881 * testsuite/libitm.c++/c++.exp: New.
1882 * testsuite/libitm.c++/eh-1.C: New.
1883
1884 * aatree.c (aa_free): Remove REGPARM.
1885 * aatree.h: Remove all REGPARM.
1886
18872009-07-18 Richard Henderson <rth@redhat.com>
1888
1889 * aatree.c, aatree.h, alloc.c, alloc_c.c, alloc_cpp.c: New files.
1890 * Makefile.am (libitm_la_SOURCES): Add them.
1891 * Makefile.in: Rebuild.
1892 * beginend.c (GTM_rollback_transaction): Use GTM_commit_allocations.
1893 (GTM_trycommit_transaction): Likewise.
1894 * libitm.h: Include aatree.h
1895 (struct gtm_alloc_action): New.
1896 (struct gtm_transaction): Add alloc_actions.
1897 (GTM_record_allocation, GTM_forget_allocation): Declare.
1898 (GTM_get_allocation_size, GTM_commit_allocations): Declare.
1899 * libitm.map (_ITM_malloc, _ITM_calloc, _ITM_realloc, _ITM_free,
1900 _ZGTtnwm, _ZGTtnam, _ZGTtdlPv, _ZGTtdaPv, _ZGTtnwmRKSt9nothrow_t,
1901 _ZGTtnamRKSt9nothrow_t, _ZGTtdlPvRKSt9nothrow_t,
1902 _ZGTtdaPvRKSt9nothrow_t): Export.
1903
19042009-07-18 Richard Henderson <rth@redhat.com>
1905
1906 * target_tls.h: Move ...
1907 * config/posix/target_tls.h: ... here.
1908
19092009-07-07 Richard Henderson <rth@redhat.com>
1910
1911 * config/x86/target.h (atomic_write_barrier): Use sfence if available.
1912
19132009-07-07 Richard Henderson <rth@redhat.com>
1914
1915 * Update to GPL3.
1916
19172009-07-07 Richard Henderson <rth@redhat.com>
1918
1919 * libitm.h (struct gtm_transaction): Widen id to _ITM_transactionId_t.
1920 * beginend.c (global_tid): Widen to _ITM_transactionId_t.
1921
1922 * configure.tgt: Don't use -ftls-model for x86 linux.
1923 * libitm.h: Include target.h after standard includes.
1924 (_gtm_thr): Rename from gtm_thr.
1925 (setup_gtm_thr, gtm_thr, gtm_tx, set_gtm_tx): New.
1926 (gtm_disp, set_gtm_disp): New.
1927 * beginend.c, dispatch.c, local.c, method-wbetl.c, query.c,
1928 retry.c, serial.c, useraction.c: Use accessor functions throughout.
1929 * config/alpha/target_tls.h, config/x86/target_tls.h: New files.
1930
19312009-07-07 Richard Henderson <rth@redhat.com>
1932
1933 * config/linux/rwlock.c (EZ): New define. Use it throughout.
1934
19352009-07-06 Richard Henderson <rth@redhat.com>
1936
1937 * libitm.h (_ITM_SRCLOCATION_DECL_1, _ITM_SRCLOCATION_DECL_2): Remove.
1938 (_ITM_SRCLOCATION_DEFN_1, _ITM_SRCLOCATION_DEFN_2): Remove.
1939 (_ITM_beginTransaction): Take variadic arguments.
1940 (_ITM_registerThrownObject): Declare.
1941 * beginend.c, serial.c: Update.
1942 * libitm.map: Add _ITM_registerThrownObject.
1943
19442009-01-28 Richard Henderson <rth@redhat.com>
1945
1946 * Makefile.am (libitm_la_SOURCES): Add clone.c.
1947 * Makefile.in: Rebuild.
1948 * beginend.c (_ITM_abortTransaction): Abort if irrevokable.
1949 (GTM_restart_transaction): Fix uninstrumented code check.
1950 * retry.c (GTM_decide_retry_strategy): Add serial check.
1951 * serial.c (GTM_serialmode): Add irrevokable variable. Don't
1952 automatically go irrevokable when in serial mode.
1953 * clone.c: New file.
1954 * libitm.h, libitm.map: Update.
1955
19562009-01-27 Richard Henderson <rth@redhat.com>
1957
1958 * Makefile.am (LTCCASCOMPILE): Define.
1959 (libitm_la_SOURCES): Add methid-wbetl.c.
1960 * testsuite/Makefile.am: New
1961 * configure.ac: Add testsuite/Makefile.
1962 * Makefile.in, testsuite/Makefile.in, configure: Regenerate.
1963 * beginend.c (GTM_begin_transaction): Install wbetl_dispatch.
1964 (_ITM_abortTransaction): Finalize implementation method; pass
1965 transaction properties to longjmp.
1966 (GTM_restart_transaction): Split out from ...
1967 (_ITM_commitTransaction): ... here.
1968 * config/linux/x86/futex_bits.h (cpu_relax, atomic_write_barrier):
1969 Move to config/x86/target.h.
1970 * config/linux/alpha/futex_bits.h: New.
1971 * config/x86/sjlj.S (GTM_longjmp): Fix 64-bit input register.
1972 * config/x86/target.h: Disable target types for 32-bit.
1973 * config/alpha/sjlj.S, config/alpha/target.h: New.
1974 * libitm.h (struct gtm_dispatch): Add init, fini.
1975 (enum restart_reason): New.
1976 (struct gtm_transaction): Add method and restarts.
1977 * retry.c (GTM_decide_retry_strategy): Implement.
1978 * serial.c (serial_init, serial_fini): New.
1979 (GTM_serialmode): Finialize outgoing method.
1980 * method-wbetl.c: New.
1981
19822008-12-09 Richard Henderson <rth@redhat.com>
1983
1984 * config/x86/target.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): New.
1985 * configure.tgt (i386-*, x86_64-*): Don't force SSE.
1986 * dispatch.c (_ITM_##R##T, _ITM_##W##T): Use _ITM_TYPE_ATTR.
1987 * libitm.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): Provide default.
1988 (_ITM_TYPE_M64, _ITM_TYPE_M128, _ITM_TYPE_M256): Move to x86 header.
1989 (_ITM_ALL_TYPES): Use _ITM_ALL_TARGET_TYPES.
1990 * local.c (_ITM_L##T): Use _ITM_TYPE_ATTR.
1991 * serial.c (serial_R##T, serial_W##T): Likewise.
1992
19932008-11-21 Richard Henderson <rth@redhat.com>
1994
1995 * Initial commit.
21fa2a29
JJ		 1996\f
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