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re PR other/79046 (g++ -print-file-name=plugin uses full version number in path)
[thirdparty/gcc.git] / libitm / ChangeLog
CommitLineData
3c36aa6b
JJ		 12017-01-17 Jakub Jelinek <jakub@redhat.com>
2
3 PR other/79046
4 * configure.ac: Add GCC_BASE_VER.
5 * Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
6 get version from BASE-VER file.
7 * testsuite/Makefile.in: Regenerated.
8 * configure: Regenerated.
9 * Makefile.in: Regenerated.
10
8f56cb51
AM		 112017-01-04 Alan Modra <amodra@gmail.com>
12
13 * Makefile.in: Regenerate.
14 * testsuite/Makefile.in: Regenerate.
15
c1a9c369
JJ		 162017-01-01 Jakub Jelinek <jakub@redhat.com>
17
cbe34bb5
JJ		 18 Update copyright years.
19
c1a9c369
JJ		 20 * libitm.texi: Bump @copying's copyright year.
21
66dbcf2d
RO		 222016-12-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23
24 * acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Remove.
25 * aclocal.m4: Regenerate.
26 * configure.ac: Call GCC_CHECK_LINKER_HWCAP instead of
27 LIBITM_CHECK_LINKER_HWCAP.
28
84c1b9d3
MK		 292016-11-15 Matthias Klose <doko@ubuntu.com>
30
31 * configure: Regenerate.
32
831698b8
L		 332016-04-19 H.J. Lu <hongjiu.lu@intel.com>
34
35 PR libitm/70456
36 * util.cc (xmalloc): Use posix_memalign to allocate memory on
37 on cache line if requested.
38
edcbda7e
DV		 392016-03-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
40
41 * config/s390/target.h (TARGET_BEGIN_TRANSACTION_ATTRIBUTE): Define
42 function attribute to disable floating point in begin_transaction() on
43 S/390.
44 * beginend.cc (begin_transaction): Use
45 TARGET_BEGIN_TRANSACTION_ATTRIBUTE.
46
6041f70a
TR		 472016-01-22 Torvald Riegel <triegel@redhat.com>
48
49 * beginend.cc (GTM::gtm_thread::serial_lock): Put on cacheline
50 boundary.
51 (htm_fastpath): Remove.
52 (gtm_thread::begin_transaction): Fix HTM fastpath.
53 (_ITM_commitTransaction): Adapt.
54 (_ITM_commitTransactionEH): Adapt.
55 * libitm/config/linux/rwlock.h (gtm_rwlock): Add htm_fastpath member
56 and accessors.
57 * libitm/config/posix/rwlock.h (gtm_rwlock): Likewise.
58 * libitm/config/posix/rwlock.cc (gtm_rwlock::gtm_rwlock): Adapt.
59 * libitm/config/x86/sjlj.S (_ITM_beginTransaction): Fix HTM fastpath.
60 * libitm/libitm_i.h (htm_fastpath): Remove declaration.
61 * libitm/method-serial.cc (htm_mg): Adapt.
62 (gtm_thread::serialirr_mode): Adapt.
63 * libitm/query.cc (_ITM_inTransaction, _ITM_getTransactionId): Adapt.
64
0b96ffdb
TR		 652016-01-21 Torvald Riegel <triegel@redhat.com>
66
67 * testsuite/libitm.c++/libstdc++-safeexc.C: Not supported on darwin
68 or AIX.
69
b1de98e3
RH		 702016-01-19 Richard Henderson <rth@redhat.com>
71
72 PR bootstrap/69343
73 PR bootstrap/69339
74 Revert:
75 2016-01-13 Richard Henderson <rth@redhat.com>
76
77 * Makefile.am (libitm_la_SOURCES) [ARCH_AARCH64]: Add vect128.cc
78 (libitm_la_SOURCES) [ARCH_ARM]: Add neon.cc
79 (libitm_la_SOURCES) [ARCH_PPC]: Add vect128.cc
80 (libitm_la_SOURCES) [ARCH_S390]: Add vect128.cc
81 * configure.ac (ARCH_AARCH64): New conditional.
82 (ARCH_PPC, ARCH_S390): Likewise.
83 * Makefile.in, configure: Rebuild.
84
85 * libitm.h (_ITM_TYPE_M128): Always define.
86 * vect64.cc: Split ...
87 * vect128.cc: ... out of...
88 * config/x86/x86_sse.cc: ... here.
89 * config/arm/neon.cc: New file.
90
f57fc960
TR		 912016-01-19 Torvald Riegel <triegel@redhat.com>
92
93 * local_type_traits: Remove file.
94 * libitm_i.h: Don't include it anymore.
95 (sized_integral): Remove.
96
d2653984
TR		 972016-01-16 Torvald Riegel <triegel@redhat.com>
98
99 * method-gl.cc (gl_wt_dispatch::trycommit): Ensure proxy privatization
100 safety.
101 * method-ml.cc (ml_wt_dispatch::trycommit): Likewise.
102 * libitm/testsuite/libitm.c/priv-1.c: New.
103
a04d5fc9
TR		 1042015-01-15 Torvald Riegel <triegel@redhat.com>
105
106 testsuite/libitm.c++/libstdc++-safeexc.C: New.
107
e89137ce
TR		 1082016-01-13 Torvald Riegel <triegel@redhat.com>
109
110 * beginend.cc (gtm_thread::trycommit): Fix seq_cst fences.
111 * config/linux/rwlock.cc (gtm_rwlock::write_lock_generic): Likewise.
112 (gtm_rwlock::write_unlock): Likewise.
113
4c868789
RH		 1142016-01-13 Richard Henderson <rth@redhat.com>
115
116 * Makefile.am (libitm_la_SOURCES) [ARCH_AARCH64]: Add vect128.cc
117 (libitm_la_SOURCES) [ARCH_ARM]: Add neon.cc
118 (libitm_la_SOURCES) [ARCH_PPC]: Add vect128.cc
119 (libitm_la_SOURCES) [ARCH_S390]: Add vect128.cc
120 * configure.ac (ARCH_AARCH64): New conditional.
121 (ARCH_PPC, ARCH_S390): Likewise.
122 * Makefile.in, configure: Rebuild.
123
124 * libitm.h (_ITM_TYPE_M128): Always define.
125 * vect64.cc: Split ...
126 * vect128.cc: ... out of...
127 * config/x86/x86_sse.cc: ... here.
128 * config/arm/neon.cc: New file.
129
629e4729
TR		 1302016-01-13 Torvald Riegel <triegel@redhat.com>
131
132 * beginend.cc (gtm_thread::trycommit): Fix privatization safety.
133 * config/linux/rwlock.cc (gtm_rwlock::write_lock_generic): Likewise.
134 * config/posix/rwlock.cc (gtm_rwlock::write_lock_generic): Likewise.
135 * dispatch.h (abi_dispatch::snapshot_most_recent): New.
136 * method-gl.cc (gl_wt_dispatch::snapshot_most_recent): New.
137 * method-ml.cc (ml_wt_dispatch::snapshot_most_recent): New.
138 * method-serial.cc (serial_dispatch::snapshot_most_recent): New.
139 (serialirr_dispatch::snapshot_most_recent): New.
140 (serialirr_onwrite_dispatch::snapshot_most_recent): New.
141
0d1ed412
TR		 1422016-01-12 Torvald Riegel <triegel@redhat.com>
143
144 * libitm_i.h (gtm_mask_stack): Remove.
145 * beginend.cc (gtm_stmlock_array, gtm_clock): Likewise.
146 * stmlock.h: Remove file.
147 * config/alpha/cacheline.h: Likewise.
148 * config/generic/cacheline.h: Likewise.
149 * config/powerpc/cacheline.h: Likewise.
150 * config/sparc/cacheline.h: Likewise.
151 * config/x86/cacheline.h: Likewise.
152
21fa2a29
JJ		 1532016-01-04 Jakub Jelinek <jakub@redhat.com>
154
818ab71a
JJ		 155 Update copyright years.
156
21fa2a29
JJ		 157 * libitm.texi: Bump @copying's copyright year.
158
e7f7330f
TR		 1592015-11-26 Torvald Riegel <triegel@redhat.com>
160
161 * method-ml.cc (ml_mg): Use multiplicative instead of simple hashing.
162 (ml_wt_dispatch::pre_write): Adapt.
163 (ml_wt_dispatch::pre_load): Likewise.
164
4f8a3b87
TR		 1652015-11-22 Torvald Riegel <triegel@redhat.com>
166
167 * libitm_i.h (gtm_alloc_action): Remove union.
168 * testsuite/libitm.c/alloc-1.c: New.
169
258c1d07
TR		 1702015-11-19 Torvald Riegel <triegel@redhat.com>
171
172 * testsuite/libitm.c++/eh-5.C: New.
173 * libitm.h (_ITM_cxa_free_exception): New.
174 * libitm.map (_ITM_cxa_free_exception): Add it.
175 * libitm.texi: Update ABI docs.
176 * libitm_i.h (gtm_transaction_cp::cxa_unthrown): Remove.
177 (gtm_transaction_cp::cxa_uncaught_count): Add.
178 (gtm_thread::cxa_unthrown): Remove.
179 (gtm_thread::cxa_uncaught_count_ptr): Add.
180 (gtm_thread::cxa_uncaught_count): Add.
181 (gtm_thread::drop_references_allocations): Rename to...
182 (gtm_thread::discard_allocation): ... this and adapt.
183 (gtm_thread::init_cpp_exceptions): New.
184 * beginend.cc (gtm_thread::gtm_thread): Adapt EH handling.
185 (gtm_thread::begin_transaction): Likewise.
186 (gtm_transaction_cp::save): Likewise.
187 (gtm_thread::trycommit): Likewise.
188 * eh_cpp.cc: Add overview comments.
189 (__cxa_eh_globals, __cxa_get_globals, __cxa_free_exception): Declare.
190 (free_any_exception, _ITM_cxa_free_exception): New.
191 (gtm_thread::init_cpp_exceptions): Define.
192 (_ITM_cxa_allocate_exception, _ITM_cxa_throw): Adapt.
193 (_ITM_cxa_begin_catch, _ITM_cxa_end_catch): Likewise.
194 (gtm_thread::revert_cpp_exceptions): Likewise.
195
c518678b
TR		 1962015-11-09 Torvald Riegel <triegel@redhat.com>
197
198 * alloc_cpp.cc (_ZdlPvX, _ZdlPvXRKSt9nothrow_t, _ZGTtdlPvX,
199 _ZGTtdlPvXRKSt9nothrow_t, delsz_opnt): New.
200 * libitm.map: Add _ZGTtdlPvX and _ZGTtdlPvXRKSt9nothrow_t.
201 * libitm_i.h (gtm_alloc_action): Add free_fn_sz and sz. Add comments.
202 (gtm_thread::forget_allocations): New overload with size_t argument.
203 * alloc.c (gtm_thread::forget_allocation): Define new overload and
204 adapt existing one.
205 (gtm_thread::record_allocation): Adapt.
206 (gtm_thread::commit_allocations_1): Adapt.
207 (gtm_thread::commit_allocations_2): Adapt.
208 * testsuite/libitm.c++/newdelete.C: New.
209
1e44e857
DJ		 2102015-10-27 Daniel Jacobowitz <dan@codesourcery.com>
211 Joseph Myers <joseph@codesourcery.com>
212 Mark Shinwell <shinwell@codesourcery.com>
213 Andrew Stubbs <ams@codesourcery.com>
214 Rich Felker <dalias@libc.org>
215
216 * config/sh/sjlj.S (_ITM_beginTransaction): Bypass PLT calling
217 GTM_begin_transaction for compatibility with FDPIC.
218
9e531d37
DM		 2192015-10-09 David Malcolm <dmalcolm@redhat.com>
220
221 * testsuite/lib/libitm.exp: Load multiline.exp before prune.exp,
222 using load_gcc_lib.
223
c629c246
GFM		 2242015-08-20 Gleb Fotengauer-Malinovskiy <glebfm@altlinux.org> (tiny change)
225
226 PR libitm/61164
227 * local_atomic (__always_inline): Rename to...
228 (__libitm_always_inline): ... this.
229
cd5a9a74
CSLL		 2302015-07-03 Carlos Sánchez de La Lama <csanchezdll@gmail.com>
231
232 PR target/52482
233 * config/powerpc/sjlj.S: Port to Xcode 2.5.
234
ea023bcf
UB		 2352015-05-27 Uros Bizjak <ubizjak@gmail.com>
236
d778b5a0
UB		 237 * config/linux/x86/futex_bits.h (sys_futex0) [__x86_64__]: Change
238 operands "op" and "val" to int.
239
2402015-05-27 Uros Bizjak <ubizjak@gmail.com>
241
242 * config/linux/sh/futex_bits.h (sys_futex0) Change operands
243 "op" and "val" to int.
244
2452015-05-27 Uros Bizjak <ubizjak@gmail.com>
246
247 * config/linux/alpha/futex_bits.h (sys_futex0) Change operands
248 "op" and "val" to int.
249
2502015-05-27 Uros Bizjak <ubizjak@gmail.com>
251
252 * config/linux/futex.cc (gtm_futex_wait, gtm_futex_wake):
253 Declare as static int.
254 (FUTEX_PRIVATE_FLAG): Remove L suffix.
255 * config/linux/futex_bits.h (sys_futex0) Change operand "op" to int.
256
2572015-05-27 Uros Bizjak <ubizjak@gmail.com>
258
259 * config/linux/x86/futex_bits.h (sys_futex0) [__PIC__]: Remove
260 sys_futex0 function.
ea023bcf 261
503902f9
MH		 2622015-05-13 Michael Haubenwallner <michael.haubenwallner@ssi-schaefer.com>
263
264 * Makefile.in: Regenerated with automake-1.11.6.
265 * aclocal.m4: Likewise.
266 * configure: Likewise.
267 * testsuite/Makefile.in: Likewise.
268
96ce40cb
GR		 2692015-04-22 Gregor Richards <gregor.richards@uwaterloo.ca>
270
271 * config/arm/hwcap.cc: Use fcntl.h instead of sys/fcntl.h.
272 * config/linux/x86/tls.h: Only use __GLIBC_PREREQ if defined.
273
3a07b160
L		 2742015-01-15 H.J. Lu <hongjiu.lu@intel.com>
275
276 PR libitm/64360
277 * libitm.c/stackundo.c (test2): Make it static.
278 (test1): Likewise.
279
5624e564
JJ		 2802015-01-05 Jakub Jelinek <jakub@redhat.com>
281
282 Update copyright years.
283
b67cd4e3
JJ		 2842015-01-05 Jakub Jelinek <jakub@redhat.com>
285
286 * libitm.texi: Bump @copying's copyright year.
287
69aef6dc
KT		 2882014-12-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
289
290 * testsuite/lib/libitm.exp: Load target-utils.exp.
291 Move load of target-supports.exp earlier.
292
68bc9270
UB		 2932014-12-03 Uros Bizjak <ubizjak@gmail.com>
294
295 * configure.tgt (x86_64): Tune -m32 multilib to generic.
296
a699d672
L		 2972014-11-21 H.J. Lu <hongjiu.lu@intel.com>
298
299 PR bootstrap/63784
300 * configure: Regenerated.
301
ebf6d33b
FXC		 3022014-11-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
303
304 PR target/63610
305 * configure: Regenerate.
306
99183741
MP		 3072014-10-06 Marek Polacek <polacek@redhat.com>
308
309 * testsuite/libitm.c/memcpy-1.c: Declare getpagesize.
310 * testsuite/libitm.c/memset-1.c: Likewise.
311
b6334cf4
RH		 3122014-07-24 Richard Henderson <rth@redhat.com>
313
314 * config/aarch64/sjlj.S (_ITM_beginTransaction): Use post-inc
315 addressing mode in epilogue.
316
3c698bf0
RO		 3172014-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
318
319 * acinclude.m4 (LIBITM_CHECK_LINKER_HWCAP): Check for
320 -mclear-hwcap instead.
321 * configure: Regenerate.
322 * clearcap.map: Remove.
323
dbed5a9b
JM		 3242014-05-21 John Marino <gnugcc@marino.st>
325
326 * configure.tgt (*-*-dragonfly*): New target.
327
b17f08dd
RH		 3282014-05-19 Richard Henderson <rth@redhat.com>
329
330 * config/aarch64/sjlj.S: New file.
331 * config/aarch64/target.h: New file.
332 * configure.tgt: Enable aarch64.
333
5e1f630a
RO		 3342014-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
335
336 * config/generic/asmcfi.h: Also check for
337 __GCC_HAVE_DWARF2_CFI_ASM.
338
84c2f4b0
RH		 3392013-04-02 Richard Henderson <rth@redhat.com>
340
341 * config/alpha/target.h (PAGE_SIZE, FIXED_PAGE_SIZE): Remove.
342 * config/arm/target.h, config/sh/target.h: Likewise.
343 * config/sparc/target.h, config/x86/target.h: Likewise.
344
7cc51d64
JJ		 3452014-03-26 Jakub Jelinek <jakub@redhat.com>
346
347 * config/linux/futex_bits.h: Include errno.h.
348 (sys_futex0): If syscall returns -1, return -errno rather than
349 -1.
350
c288ec8f
JM		 3512014-03-26 Joseph Myers <joseph@codesourcery.com>
352
353 * libitm.texi (Index): Rename to Library Index.
354
ed100f5d
L		 3552014-01-13 H.J. Lu <hongjiu.lu@intel.com>
356
357 PR libitm/53113
358 * Makefile.am (x86_sse.lo): Append -msse to CXXFLAGS.
359 (x86_avx.lo): Append -mavx to CXXFLAGS.
360 * Makefile.in: Regenerate.
361
f93608e6
RS		 3622014-01-02 Richard Sandiford <rdsandiford@googlemail.com>
363
364 Update copyright years
365
98db73df
TB		 3662014-01-02 Tobias Burnus <burnus@net-b.de>
367
368 * libitm.texi: Bump @copying's copyright year.
369
b54214fe
UW		 3702013-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
371
372 * config/powerpc/sjlj.S [__powerpc64__ && _CALL_ELF == 2]:
373 (FUNC): Define ELFv2 variant.
374 (END): Likewise.
375 (HIDDEN): Likewise.
376 (CALL): Likewise.
377 (BASE): Likewise.
378 (LR_SAVE): Likewise.
379
3cbe17f7
AM		 3802013-09-20 Alan Modra <amodra@gmail.com>
381
382 * configure: Regenerate.
383
6fb471d8
TR		 3842013-08-30 Torvald Riegel <triegel@redhat.com>
385
386 * config/posix/rwlock.cc: Fix initialization order.
387
bec9ec3f
TR		 3882013-08-30 Torvald Riegel <triegel@redhat.com>
389
390 * libitm_i.h (gtm_thread): Assign an asm name to serial_lock.
391 (htm_fastpath): Assign an asm name.
392 * libitm.h (_ITM_codeProperties): Add non-ABI flags used by custom
393 HTM fast paths.
394 (_ITM_actions): Likewise.
395 * config/x86/target.h (HTM_CUSTOM_FASTPATH): Enable custom fastpath on
396 x86_64.
397 * config/x86/sjlj.S (_ITM_beginTransaction): Add custom HTM fast path.
398 * config/posix/rwlock.h (gtm_rwlock): Update comments. Move summary
399 field to the start of the structure.
400 * config/linux/rwlock.h (gtm_rwlock): Update comments.
401 * beginend.cc (gtm_thread::begin_transaction): Add retry policy
402 handling for custom HTM fast paths.
403
1869217f
AK		 4042013-08-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
405 Revert:
406 2013-08-02 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
407
408 * configure.tgt: Add -msoft-float to XCFLAGS.
409
d62d5152
AK		 4102013-08-02 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
411
412 * configure.tgt: Add -msoft-float to XCFLAGS.
413
aaaffb2a
AK		 4142013-07-29 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
415
416 * config/s390/target.h (htm_begin, htm_commit, htm_abort)
417 (htm_transaction_active): Enable zEC12 instructions in the
418 assembler.
419 * configure.tgt: Remove -Wa,-march=zEC12 from XCFLAGS.
420
167f68ed
AK		 4212013-07-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
422
423 * acinclude.m4: Add htm asm check for s390.
424 * configure.tgt: Add -mhtm and -Wa,-march=zEC12 to the options.
425 * configure: Regenerate.
426 * config/s390/target.h: Remove __HTM__ check.
427 (htm_available): Call getauxval to get hwcaps and check whether
428 HTM is available or not.
429
0258b6e4
PB		 4302013-07-15 Peter Bergner <bergner@vnet.ibm.com>
431
432 * acinclude.m4 (LIBITM_CHECK_AS_HTM): New.
433 * configure.ac: Use it.
434 (AC_CHECK_HEADERS): Check for sys/auxv.h.
435 (AC_CHECK_FUNCS): Check for getauxval.
436 * config.h.in, configure: Rebuild.
437 * configure.tgt (target_cpu): Add -mhtm to XCFLAGS.
438 * config/powerpc/target.h: Include sys/auxv.h and htmintrin.h.
439 (USE_HTM_FASTPATH): Define.
440 (_TBEGIN_STARTED, _TBEGIN_INDETERMINATE, _TBEGIN_PERSISTENT,
441 _HTM_RETRIES) New macros.
442 (htm_abort, htm_abort_should_retry, htm_available, htm_begin, htm_init,
443 htm_begin_success, htm_commit, htm_transaction_active): New functions.
444
5a3fe9b6
AK		 4452013-06-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
446
447 * config/s390/target.h: Include htmintrin.h.
448 (_HTM_ITM_RETRIES): New macro definition.
449 (htm_available, htm_init, htm_begin, htm_begin_success)
450 (htm_commit, htm_abort, htm_abort_should_retry): New functions.
451
6c84d576
IS		 4522013-06-20 Iain Sandoe <iain@codesourcery.com>
453 Cesar Philippidis <cesar@codesourcery.com>
454
455 * testsuite/lib/libitm.exp: Reorder lib loads into dependency order.
456 Do not load_gcc_lib gcc-dg.exp and add a comment as to why.
457 * testsuite/libitm.c/c.exp: load_gcc_lib gcc-dg.exp.
458 * testsuite/libitm.c++/c++.exp: load_gcc_lib gcc-dg.exp.
459
480c696b
TR		 4602013-06-20 Torvald Riegel <triegel@redhat.com>
461
462 * query.cc (_ITM_inTransaction): Abort when using the HTM fastpath.
463 (_ITM_getTransactionId): Same.
464 * config/x86/target.h (htm_transaction_active): New.
465
b1db457b
TR		 4662013-06-20 Torvald Riegel <triegel@redhat.com>
467
468 PR libitm/57643
469 * beginend.cc (gtm_thread::begin_transaction): Handle reentrancy in
470 the HTM fastpath.
471
51249377
GP		 4722013-03-31 Gerald Pfeifer <gerald@pfeifer.com>
473
474 PR bootstrap/56714
475 * local_atomic (__always_inline): Always define our version.
476 (__calculate_memory_order): Mark inline.
477 (atomic_thread_fence): Ditto.
478 (atomic_signal_fence): Ditto.
479 (atomic_bool::atomic_flag_test_and_set_explicit): Ditto.
480 (atomic_bool::atomic_flag_clear_explicit): Ditto.
481 (atomic_bool::atomic_flag_test_and_set): Ditto.
482 (atomic_bool::atomic_flag_clear): Ditto.
483
f818478b
JJ		 4842013-04-23 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
485
486 * config/s390/sjlj.S: New file.
487 * config/s390/target.h: New file.
488 * configure.tgt: Set options for S/390.
489
ab4425be
AK		 4902013-03-23 Andi Kleen <ak@linux.intel.com>
491
492 * local_atomic (__always_inline): Add.
493 (__calculate_memory_order, atomic_thread_fence,
494 atomic_signal_fence, test_and_set, clear, store, load,
495 exchange, compare_exchange_weak, compare_exchange_strong,
496 fetch_add, fetch_sub, fetch_and, fetch_or, fetch_xor):
497 Add __always_inline to force inlining.
498
6c59ffd1
IS		 4992013-02-11 Iain Sandoe <iain@codesourcery.com>
500 Jack Howarth <howarth@bromo.med.uc.edu>
501 Patrick Marlier <patrick.marlier@gmail.com>
502
503 PR libitm/55693
504 * alloc_cpp.cc: Enable function declarations on darwin.
505 * eh_cpp.cc: Likewise.
506
75f9527c
RS		 5072013-02-03 Richard Sandiford <rdsandiford@googlemail.com>
508
509 Update copyright years.
510
64fbcc74
TR		 5112012-11-09 Torvald Riegel <triegel@redhat.com>
512
513 * beginend.cc (htm_fastpath): New.
514 (gtm_thread::begin_transaction, _ITM_commitTransaction,
515 _ITM_commitTransactionEH): Add HTM fastpath handling.
516 * config/linux/rwlock.h (gtm_rwlock.is_write_locked): New.
517 * config/posix/rwlock.h (gtm_rwlock.is_write_locked): New.
518 * config/x86/target.h (htm_available, htm_init, htm_begin_success,
519 htm_begin, htm_commit, htm_abort, htm_abort_should_retry): New.
520 * configure.tgt: Add -mrtm to XCFLAGS.
521 * method-serial.cc (htm_mg, o_htm_mg, htm_dispatch, dispatch_htm): New.
522 (gtm_thread::serialirr_mode): Add HTM fastpath handling.
523 * libitm_i.h (htm_fastpath, dispatch_htm): Declare.
524 * retry.cc (parse_default_method): Add HTM method parsing.
525 (gtm_thread::number_of_threads_changed): Use HTM by default if
526 available.
527
b9efc877
TS		 5282012-11-04 Thomas Schwinge <thomas@codesourcery.com>
529
530 * configure: Regenerate.
531
07d3b5c8
RH		 5322012-10-31 Richard Henderson <rth@redhat.com>
533
534 * acinclude.m4 (LIBITM_CHECK_AS_RTM): New.
535 * configure.ac: Use it.
536 * config.h.in, configure: Rebuild.
537 * testsuite/Makefile.in: Rebuild.
538
eb00e959
TR		 5392012-10-24 Torvald Riegel <triegel@redhat.com>
540
541 * libitm.texi: Clarify ABI requirements for data-logging functions.
542
b679c813
TR		 5432012-10-24 Torvald Riegel <triegel@redhat.com>
544
545 * retry.cc (gtm_thread::decide_begin_dispatch): Ask dispatch whether
546 it requires serial mode instead of assuming that for certain
547 dispatchs.
548 * dispatch.h (abi_dispatch::requires_serial): New.
549 (abi_dispatch::abi_dispatch): Adapt.
550 * method-gl.cc (gl_wt_dispatch::gl_wt_dispatch): Adapt.
551 * method-ml.cc (ml_wt_dispatch::ml_wt_dispatch): Same.
552 * method-serial.cc (serialirr_dispatch::serialirr_dispatch,
553 serial_dispatch::serial_dispatch,
554 serialirr_onwrite_dispatch::serialirr_onwrite_dispatch): Same.
555
0c609a21
UB		 5562012-10-02 Uros Bizjak <ubizjak@gmail.com>
557
558 * config/x86/target.h (struct gtm_jmpbuf): Merge x86_64
559 and ia32 declarations some more.
560 * config/x86/sjlj.S (_ITM_beginTransaction): Move ret to common code.
561
c0758df9
JJ		 5622012-09-20 Jakub Jelinek <jakub@redhat.com>
563
564 PR other/43620
565 * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
566 * configure: Regenerate.
567 * Makefile.in: Regenerate.
568
690c45b8
DE		 5692012-09-14 David Edelsohn <dje.gcc@gmail.com>
570
571 * configure: Regenerated.
572
68a12ef3
UB		 5732012-07-31 Uros Bizjak <ubizjak@gmail.com>
574
575 * config/x86/target.h (cpu_relax): Use __builtin_ia32_pause.
576
f2f9a097
PM		 5772012-05-21 Patrick Marlier <patrick.marlier@gmail.com>
578
579 * eh_cpp.cc: Fix __cxa_end_catch declaration.
580
e6d5f8c9
L		 5812012-05-16 H.J. Lu <hongjiu.lu@intel.com>
582
583 * configure: Regenerated.
584
0100e3b3
L		 5852012-04-04 H.J. Lu <hongjiu.lu@intel.com>
586
587 PR libitm/52854
588 * config/x86/target.h (gtm_jmpbuf): Replace long with long long
589 for x86-64.
590
2f6935f4
TG		 5912012-04-03 Tristan Gingold <gingold@adacore.com>
592
593 * configure: Regenerate.
594
b9c23a61
L		 5952012-03-31 H.J. Lu <hongjiu.lu@intel.com>
596
597 PR bootstrap/52812
598 * configure.tgt (i[456]86-*-linux*): Handle -mx32 like -m64.
599
6a26a74d
BRF		 6002012-03-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
601
602 * testsuite/lib/libitm.exp: load fortran-modules.exp
603
b24513a1
RO		 6042012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
605
606 * configure.tgt (*-*-irix6*): Remove.
607
0d23faac
TR		 6082012-03-13 Torvald Riegel <triegel@redhat.com>
609
610 PR libitm/52526
611 * config/linux/rwlock.cc (GTM::gtm_rwlock::read_lock): Fix lost
612 wake-up.
613
5c30094f
RO		 6142012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
615
616 * configure.tgt (*-*-osf*): Remove.
617 * configure: Regenerate.
618
d28b0b08
TR		 6192012-03-05 Torvald Riegel <triegel@redhat.com>
620
621 * dispatch.h (CREATE_DISPATCH_METHODS_MEM): Don't execute
622 memtransfer/memset if size isn't larger than zero.
623
034209bc
TR		 6242012-03-02 Torvald Riegel <triegel@redhat.com>
625
626 * libitm.texi: Link to specification and add a usage example.
627
bc8da6ba
TR		 6282012-02-24 Torvald Riegel <triegel@redhat.com>
629
630 * retry.cc (GTM::gtm_thread::number_of_threads_changed): Change
631 default dispatch for more than 1 thread to ml_wt.
632
63b08143
TR		 6332012-02-20 Torvald Riegel <triegel@redhat.com>
634
635 * method-gl.cc (gl_wt_dispatch::orec): Put on separate cacheline.
636
4c9bd6ac
TR		 6372012-02-20 Torvald Riegel <triegel@redhat.com>
638
639 * method-gl.cc (gl_wt_dispatch::rollback): Optimize memory orders.
640
651ff415
TR		 6412012-02-20 Torvald Riegel <triegel@redhat.com>
642
643 * method-gl.cc (gl_wt_dispatch::trycommit): Remove handling of
644 serial mode corner cases made obsolete by prior gtm_rwlock changes.
645 (gl_wt_dispatch.rollback): Same.
646
efee0113
TR		 6472012-02-20 Torvald Riegel <triegel@redhat.com>
648
649 * method-gl.cc (gl_wt_dispatch::pre_write): Optimize memory orders.
650
33a03827
TR		 6512012-02-20 Torvald Riegel <triegel@redhat.com>
652
653 * method-gl.cc (gl_wt_dispatch::memtransfer_static): Add missing undo
654 for RfW src. Optimize number of calls to gtm_thr.
655
a19db3f2
TR		 6562012-02-20 Torvald Riegel <triegel@redhat.com>
657
658 * beginend.cc (GTM::gtm_thread::begin_transaction): Move serial lock
659 acquisition to ...
660 * retry.cc (GTM::gtm_thread::decide_begin_dispatch): ... here.
661 (default_dispatch): Make atomic.
662 (GTM::gtm_thread::set_default_dispatch): Access atomically.
663 (GTM::gtm_thread::decide_retry_strategy): Access atomically and
664 use decide_begin_dispatch() if default_dispatch might have changed.
665 (GTM::gtm_thread::number_of_threads_changed): Initialize
666 default_dispatch here.
667
e948a1fb
IS		 6682012-02-15 Iain Sandoe <iains@gcc.gnu.org>
669 Patrick Marlier <patrick.marlier@gmail.com>
670
671 PR libitm/52220
672 * alloc_cpp.cc: No dummy definitions for darwin.
673 * eh_cpp.cc: Likewise.
674
72824d5e
RH		 6752012-02-14 Richard Henderson <rth@redhat.com>
676
677 * config/x86/target.h (GTM_longjmp): Correct the .cfi corrections.
678
1f319dba
UB		 6792012-02-14 Uros Bizjak <ubizjak@gmail.com>
680
681 * config/x86/target.h (GTM_longjmp): Correct .cfi directives.
682
31772c95
TR		 6832012-02-14 Torvald Riegel <triegel@redhat.com>
684
685 * libitm_i.h (GTM::gtm_rwlog_entry): New.
686 (GTM::gtm_thread): Add read and write logs.
687 (GTM::dispatch_ml_wt): Declare.
688 * retry.cc (parse_default_method): Support ml_wt.
689 * method-ml.cc: New file.
690 * Makefile.am: Add method-ml.cc.
691 * Makefile.in: Regenerate.
692
5b9cf5d2
TR		 6932012-02-14 Torvald Riegel <triegel@redhat.com>
694
695 * dispatch.h (GTM::abi_dispatch::supports): New.
696 (GTM::method_group::reinit): New.
697 * retry.cc (GTM::gtm_thread::decide_retry_strategy): Use reinit().
698 (GTM::gtm_thread::number_of_threads_changed): Check that the method
699 supports the current situation.
700
7d33bcb7
TR		 7012012-02-14 Torvald Riegel <triegel@redhat.com>
702
703 * util.cc (GTM::xcalloc): New.
704 * common.h (GTM::xcalloc): Declare.
705
62513f7b
EB		 7062012-02-14 Eric Botcazou <ebotcazou@adacore.com>
707
708 * config/sparc/target.h (cpu_relax): Read from CC register.
709 * config/sparc/sjlj.S (GTM_longjmp): Restore %fp atomically.
710
7112012-02-14 Uros Bizjak <ubizjak@gmail.com>
d4a698d4
UB		 712
713 * config/x86/target.h (GTM_longjmp): Jump indirect from memory address.
714
f3f5e3c3
EB		 7152012-02-13 Eric Botcazou <ebotcazou@adacore.com>
716
62513f7b 717 * configure.tgt (target_cpu): Handle sparc and sparc64/sparcv9.
f3f5e3c3
EB		 718 * config/sparc/cacheline.h: New file.
719 * config/sparc/target.h: Likewise.
720 * config/sparc/sjlj.S: Likewise.
721 * config/linux/sparc/futex_bits.h: Likewise.
722
7232012-02-13 Eric Botcazou <ebotcazou@adacore.com>
255a9a1b
EB		 724
725 * configure.ac (link_itm): Fix comment.
726 * configure: Regenerate.
727 * testsuite/lib/libitm.exp: Do not pass -litm for the link.
728
681355e3
RO		 7292012-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
730
fc985d2f 731 PR libitm/51822
62513f7b 732 * testsuite/libitm.c++/c++.exp (lang_link_flags): Add -shared-libgcc.
681355e3
RO		 733 Correct libgomp references.
734
999bcff5
TR		 7352012-01-24 Torvald Riegel <triegel@redhat.com>
736
737 * config/linux/rwlock.cc (GTM::gtm_rwlock::write_unlock): Fix reader
738 wake-up.
739
9848887a
UB		 7402012-01-24 Uros Bizjak <ubizjak@gmail.com>
741
742 * config/x86/target.h (gtm_jmpbuf) [__x86_64__]: Move rip to the
743 end of structure.
744 * config/x86/sjlj.S (_ITM_beginTransaction) [__x86_64__]: Update
745 offset values. Do not copy return address. Decrement stack
746 by 56 bytes only.
747 (GTM_longjump) [__x86_64__]: Update offset values.
748
5752c591
UB		 7492012-01-23 Uros Bizjak <ubizjak@gmail.com>
750
751 PR libitm/51830
752 * config/x86/sjlj.S (_ITM_beginTransaction) [!__x86_64__]: Load
753 the first function argument to %eax.
754
61e72ca4
RO		 7552012-01-23 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
756
757 * libitm.h (_ITM_getThreadnum): Remove.
758 * libitm.map (_ITM_getThreadnum): Remove from LIBITM_1.0.
759
9ce91011
RO		 7602012-01-23 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
761
762 * clearcap.map: New file.
763 * acinclude.m4 (LIBITM_CHECK_LINKER_HWCAP): New test.
764 * configure.ac: Call it.
765 Clear HWCAP_LDFLAGS if defaulting to -mavx.
766 * Makefile.am (AM_LDFLAGS): Add $(HWCAP_LDFLAGS)
767 * configure: Regenerate.
768 * Makefile.in: Regenerate.
769 * testsuite/Makefile.in: Regenerate.
770
3b4f05ec
RO		 7712012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
772
773 PR libitm/51173
774 * testsuite/libitm.c++/static_ctor.C: Skip test, note PR, remove
775 include, exclude options.
776
aab74ee9
TR		 7772012-01-14 Torvald Riegel <triegel@redhat.com>
778
779 * local.cc (GTM::gtm_undolog::rollback): Truncate undo log after
780 rolling back.
781 * containers.h (GTM::vector::set_size): New.
782
07b6642b
TR		 7832012-01-14 Torvald Riegel <triegel@redhat.com>
784
785 PR libitm/51855
786 * config/generic/tls.h (GTM::mask_stack_top): New.
787 (GTM::mask_stack_bottom): Declare.
788 * config/generic/tls.c (GTM::mask_stack_bottom): New.
789 * local.cc (gtm_undolog::rollback): Filter out any updates that
790 overlap the libitm stack. Add current transaction as parameter.
791 * libitm_i.h (GTM::gtm_undolog::rollback): Adapt.
792 * beginend.cc (GTM::gtm_thread::rollback): Adapt.
793 * testsuite/libitm.c/stackundo.c: New test.
794
8377e5e5
RH		 7952012-01-10 Richard Henderson <rth@redhat.com>
796
797 * libitm_i.h (_Unwind_DeleteException): Declare weak.
798 * eh_cpp.cc (_Unwind_DeleteException): Define for
799 !HAVE_ELF_STYLE_WEAKREF.
800
11f30bb0
TR		 8012012-01-08 Torvald Riegel <triegel@redhat.com>
802
803 * local.cc (GTM_LB): Use GTM::gtm_undolog.
804 (GTM::gtm_thread::drop_references_undolog): Remove.
805 (GTM::gtm_thread::commit_undolog,
806 GTM::gtm_thread::rollback_undolog): Move to ...
807 * libitm_i.h (GTM::gtm_undolog): ...here. New.
808 (GTM::gtm_undolog_entry): Remove.
809 (GTM::gtm_thread): Adapt.
810 * beginend.cc (GTM::gtm_thread::rollback): Adapt.
811 (GTM::gtm_thread::trycommit): Adapt.
812 * method-serial.cc (serial_dispatch::log): Adapt.
813 * method-gl.cc (gl_wt_dispatch::pre_write): Adapt.
814 (gl_wt_dispatch::store): Fix likely/unlikely.
815 * containers.h (GTM::vector::resize): Add additional_capacity
816 parameter and handle it.
817 (GTM::vector::resize_noinline): New/adapt.
818 (GTM::vector::push): New.
819
a32e5e93
RH		 8202012-01-06 Richard Henderson <rth@redhat.com>
821
822 * configure.tgt: Support powerpc-linux and powerpc-darwin.
823 * config/linux/powerpc/futex_bits.h: New file.
824 * config/powerpc/cacheline.h: New file.
825 * config/powerpc/sjlj.S: New file.
826 * config/powerpc/target.h: New file.
827 * config/generic/asmcfi.h (cfi_offset): New.
828 (cfi_restore, cfi_undefined): New.
829
1f53a8e6
AH		 8302012-01-05 Aldy Hernandez <aldyh@redhat.com>
831
832 PR other/51171
833 * testsuite/libitm.c/reentrant.c: Remove xfail.
834 (thread): Pass x to pure().
be223aaf 835 From Patrik Marlier <patrick.marlier@gmail.com>.
1f53a8e6 836
c898f7b8
TR		 8372011-12-24 Torvald Riegel <triegel@redhat.com>
838
839 * beginend.cc (GTM::gtm_thread::trycommit): Don't enforce
840 privatization safety if already in serial mode.
841
610e3901
TR		 8422011-12-24 Torvald Riegel <triegel@redhat.com>
843
844 * beginend.cc (GTM::gtm_thread::restart): Add and handle
845 finish_serial_upgrade parameter.
846 * libitm.h (GTM::gtm_thread::restart): Adapt declaration.
847 * config/linux/rwlock.cc (GTM::gtm_rwlock::write_lock_generic):
848 Don't unset reader flag.
849 (GTM::gtm_rwlock::write_upgrade_finish): New.
850 * config/posix/rwlock.cc: Same.
851 * config/linux/rwlock.h (GTM::gtm_rwlock::write_upgrade_finish):
852 Declare.
853 * config/posix/rwlock.h: Same.
854 * method-serial.cc (GTM::gtm_thread::serialirr_mode): Unset reader
855 flag after commit or after rollback when restarting.
856
799142bf
TR		 8572011-12-24 Torvald Riegel <triegel@redhat.com>
858
859 * beginend.cc (GTM::gtm_thread::begin_transaction): Add comment.
860 (GTM::gtm_thread::try_commit): Changed memory order.
861 * config/linux/alpha/futex_bits.h (sys_futex0): Take atomic int
862 as parameter.
863 * config/linux/x86/futex_bits.h (sys_futex0): Same.
864 * config/linux/sh/futex_bits.h (sys_futex0): Same.
865 * config/linux/futex_bits.h (sys_futex0): Same.
866 * config/linux/futex.cc (futex_wait, futex_wake): Same.
867 * config/linux/futex.h (futex_wait, futex_wake): Same.
868 * config/linux/rwlock.h (gtm_rwlock::writers,
869 gtm_rwlock::writer_readers, gtm_rwlock::readers): Change to atomic
870 ints.
871 * config/linux/rwlock.cc (gtm_rwlock::read_lock,
872 gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock,
873 gtm_rwlock::write_unlock): Fix memory orders and fences.
874 * config/posix/rwlock.cc (gtm_rwlock::read_lock,
875 gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock,
876 gtm_rwlock::write_unlock): Same.
877 * config/linux/rwlock.h (gtm_rwlock::summary): Change to atomic int.
878 * method-gl.cc (gl_mg::init, gl_wt_dispatch::memtransfer_static,
879 gl_wt_dispatch::memset_static, gl_wt_dispatch::begin_or_restart):
880 Add comments.
881 (gl_wt_dispatch::pre_write, gl_wt_dispatch::validate,
882 gl_wt_dispatch::load, gl_wt_dispatch::store,
883 gl_wt_dispatch::try_commit, gl_wt_dispatch::rollback): Fix memory
884 orders and fences. Add comments.
885
b0f96e35
JJ		 8862011-12-21 Jakub Jelinek <jakub@redhat.com>
887
888 * Makefile.am (AM_CXXFLAGS): Put $(XCFLAGS) first.
889 * Makefile.in: Regenerated.
890
cc163247
KK		 8912011-12-17 Kaz Kojima <kkojima@gcc.gnu.org>
892
893 * configure.tgt: Add sh* case.
894 * config/sh/target.h: New file.
895 * config/sh/sjlj.S: New file.
896 * config/linux/sh/futex_bits.h: New file.
897
aebac0ca
RH		 8982011-12-14 Richard Henderson <rth@redhat.com>
899
900 * config/arm/hwcap.h, config/arm/hwcap.cc: New files.
901 * config/arm/sjlj.S, config/arm/target.h: New files.
902 * config/generic/asmcfi.h (cfi_adjust_cfa_offset): New.
903 (cfi_rel_offset): New.
904 * config/linux/futex_bits.h: New file.
905 * config/linux/futex.cc: Include futex_bits.h here...
906 * config/linux/futex.h: ... not here.
907 * Makefile.am (libitm_la_SOURCES) <ARCH_ARM>: Add hwcap.cc.
908 * configure.ac (ARCH_AM): New conditional.
909 * Makefile.in, configure: Rebuild.
910 * configure.tgt: Handle ARM.
911
36cfbee1
RH		 9122011-12-13 Richard Henderson <rth@redhat.com>
913
5d9d05d3
RH		 914 * config/posix/rwlock.cc (gtm_rwlock::write_lock_generic): Fix
915 signed/unsigned comparison werror.
916
36cfbee1
RH		 917 * local_atomic: New file.
918 * libitm_i.h: Include it.
919 (gtm_thread::shared_state): Use atomic template.
920 * beginend.cc (GTM::gtm_clock): Use atomic template.
921 (global_tid): Use atomic template if 64-bit atomics available.
922 (gtm_thread::gtm_thread): Update shared_state access.
923 (gtm_thread::trycommit): Likewise.
924 (choose_code_path): Update global_tid access.
925 * method-gl.cc (gl_mg::orec): Use atomic template. Update all users.
926 * stmlock.h (GTM::gtm_clock): Use atomic template.
927 (gtm_get_clock, gtm_inc_clock): Update accesses.
928 * config/linux/rwlock.cc (gtm_rwlock::read_lock): Remove
929 redundant __sync_synchronize after atomic shared_state access.
930 * config/posix/rwlock.cc (gtm_rwlock::read_lock): Likewise.
931 (gtm_rwlock::write_lock_generic): Likewise.
932 (gtm_rwlock::read_unlock): Likewise.
933 * config/alpha/target.h (atomic_read_barrier): Remove.
934 (atomic_write_barrier): Remove.
935 * config/x86/target.h (atomic_read_barrier): Remove.
936 (atomic_write_barrier): Remove.
937
062f93f2
RH		 9382011-11-30 Richard Henderson <rth@redhat.com>
939
940 * libitm_i.h (GTM_longjmp): Swap first and second arguments.
941 * beginend.c (_ITM_abortTransaction): Update to match.
942 (GTM::gtm_thread::restart): Likewise.
943 * config/alpha/sjlj.S (GTM_longjmp): Likewise.
944 * config/x86/sjlj.S (GTM_longjmp): Likewise.
945
bd8aaa86
IS		 9462011-11-23 Iain Sandoe <iains@gcc.gnu.org>
947
948 * Makefile.am (libitm_la_LDFLAGS): Remove "-no-undefined".
949 * Makefile.in: Regenerate.
950
8cf36bb3
IS		 9512011-11-22 Iain Sandoe <iains@gcc.gnu.org>
952
953 * configure.ac: Use GCC_CHECK_ELF_STYLE_WEAKREF.
954 * alloc_cpp.cc: Generate dummy functions if we don't
955 HAVE_ELF_STYLE_WEAKREF.
956 * eh_cpp.cc: Likewise.
957 * configure: Regenerate.
958 * aclocal.m4: Likewise.
959 * config.h.in: Likewise.
960 * Makefile.in: Likewise.
961 * testsuite/Makefile.in: Likewise.
962
0b41ebef
IS		 9632011-11-22 Iain Sandoe <iains@gcc.gnu.org>
964
965 * config/x86/sjlj.S (CONCAT1, CONCAT2, SYM): Respond to
966 __USER_LABEL_PREFIX__ for targets that use it.
8cf36bb3 967 (TYPE, SIZE, HIDDEN): New macros to assist on non-elf targets.
0b41ebef
IS		 968 (_ITM_beginTransaction): Use SYM, TYPE, SIZE macros to assist
969 in portability to non-elf targets.
8cf36bb3 970 (GTM_longjmp): Likewise.
0b41ebef
IS		 971 * libitm_i.h (begin_transaction): Apply __USER_LABEL_PREFIX__
972 where required.
973
9c9d352a
IS		 9742011-11-22 Iain Sandoe <iains@gcc.gnu.org>
975
976 * testsuite/libitm.c/memcpy-1.c: Allow for MAP_ANON spelling.
977 * testsuite/libitm.c/memset-1.c: Likewise.
978
c6084f68
AT		 9792011-11-21 Andreas Tobler <andreast@fgznet.ch>
980
981 * configure: Regenerate.
982
adcd36bc
RO		 9832011-11-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
984
985 * acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Handle gold.
986 (LIBITM_ENABLE_SYMVERS): Handle sun style.
987 * Makefile.am: Handle sun style versioning.
988 (libitm_la_LINK): Add $(libitm_la_LDFLAGS).
989 * configure: Regenerate.
990 * Makefile.in: Regenerate.
991
59659b59
RO		 9922011-11-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
993
994 * config/generic/asmcfi.h: Fix comment.
995 * config/x86/sjlj.S (_ITM_beginTransaction): Provide ELF PIC code
996 sequence without .hidden support, error for non-ELF targets.
997 (GTM_longjmp) [__ELF__]: Only use .hidden if
998 HAVE_ATTRIBUTE_VISIBILITY.
999
d846e425
RO		 10002011-11-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1001
1002 * alloc_cpp.cc [__osf__] (_ZnwX, _ZdlPv, _ZnaX, _ZdaPv,
1003 _ZnwXRKSt9nothrow_t, _ZdlPvRKSt9nothrow_t, _ZdaPvRKSt9nothrow_t):
1004 Dummy functions.
1005 * eh_cpp.cc [__osf__] (__cxa_allocate_exception, __cxa_throw,
1006 __cxa_begin_catch, __cxa_end_catch, __cxa_tm_cleanup): Likewise.
1007
80713347
UB		 10082011-11-16 Uros Bizjak <ubizjak@gmail.com>
1009
1010 PR bootstrap/51098
1011 * acinclude.m4 (LIBITM_CHECK_AS_AVX): Fix target selector.
1012 * configure: Regenerate.
1013
2841f85e
L		 10142011-11-14 H.J. Lu <hongjiu.lu@intel.com>
1015
1016 * testsuite/lib/libitm.exp: Check ia32 instead of ilp32.
1017
8851b429
RO		 10182011-11-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1019
1020 * config/alpha/sjlj.S (_ITM_beginTransaction) [!__ELF__]: Don't use
1021 .hidden.
1022 (.note.GNU-stack): Only use if __linux__.
1023 * alloc_cpp.cc [!__osf__] (_ZnaXRKSt9nothrow_t): Dummy function.
1024 * testsuite/libitm.c/notx.c: Use dg-options "-pthread".
1025 * testsuite/libitm.c/reentrant.c: Likewise.
1026 * testsuite/libitm.c/simple-2.c: Likewise.
1027 * testsuite/libitm.c/txrelease.c: Likewise.
1028 * testsuite/libitm.c++/static_ctor.C: Likewise.
1029
d4b17902
RH		 10302011-11-10 Richard Henderson <rth@redhat.com>
1031
1032 * config/x86/x86_avx.cc: Remove #undef __AVX__ hack. Tidy comments.
1033 * Makefile.am (x86_avx.lo): Only add -mavx if ARCH_X86_AVX.
1034 * configure.ac (ARCH_X86_AVX): New conditional.
1035 * Makefile.in, configure: Rebuild.
1036
430616e7
RH		 10372011-11-09 Richard Henderson <rth@redhat.com>
1038
1039 * acinclude.m4 (LIBITM_CHECK_AS_AVX): New.
1040 * configure.ac: Use it.
1041 * config.h.in, configure: Rebuild.
1042 * config/x86/x86_avx.cc: Handle !HAVE_AS_AVX.
1043
79b1edb6
RH		 10442011-11-09 Richard Henderson <rth@redhat.com>
1045
1046 * barrier.tpl, memcpy.cc, memset.cc, method-wbetl.cc: Remove file.
1047 * config/alpha/unaligned.h: Remove file.
1048 * config/generic/unaligned.h: Remove file.
1049 * config/x86/unaligned.h: Remove file.
1050 * config/generic/cachepage.h: Remove file.
1051 * config/posix/cachepage.cc: Remove file.
1052 * config/generic/cacheline.cc: Remove file.
1053 * config/x86/cacheline.cc: Remove file.
1054 * config/generic/cacheline.h (gtm_cacheline): Remove the
1055 store_mask, copy_mask, copy_mask_wb methods.
1056 * config/x86/cacheline.h: Likewise.
1057 * config/alpha/cacheline.h: Fall back to generic after setting size.
1058 * config/generic/tls.cc (gtm_mask_stack): Remove.
1059 * config/x86/x86_avx.cc (GTM_vpperm_shift): Remove.
1060 (GTM_vpalignr_table): Remove.
1061 * config/x86/x86_sse.cc (GTM_palignr_table): Remove.
1062 (GTM_pshift_table): Remove.
1063 * config/libitm_i.h: Don't include cachepage.h.
1064 * Makefile.am (libitm_la_SOURCES): Remove cacheline.cc, cachepage.cc
1065 * Makefile.in, testsuite/Makefile.in: Rebuild.
1066
4bdd090f
RH		 10672011-11-09 Richard Henderson <rth@redhat.com>
1068
8ee9fac2
RH		 1069 * config/x86/cacheline.h (gtm_cacheline::store_mask): Use .byte
1070 to emit branch prediction hint.
1071
9bdc6343
RH		 1072 * config/x86/sjlj.S: Protect elf directives with __ELF__.
1073 Protect .note.GNU-stack with __linux__.
1074
4bdd090f
RH		 1075 * configure.ac (GCC_AS_CFI_PSEUDO_OP): Test it.
1076 * configure, aclocal.m4, config.h.in: Rebuild.
1077 * config/generic/asmcfi.h: New file.
1078 * config/x86/sjlj.S: Use it.
1079
4408b086
RH		 10802011-11-08 Richard Henderson <rth@redhat.com>
1081
1082 * local.cc (_ITM_LB): Use a normal call, not a function alias.
1083
01f3428c
RH		 10842011-11-08 Richard Henderson <rth@redhat.com>
1085
3d3b05ff
RH		 1086 * configure.tgt: Test correct directory for supported cpus.
1087
01f3428c
RH		 1088 * configure.ac: Exit if unsupported.
1089 * configure: Rebuild.
1090 * configure.tgt: Delete boilerplate from libgomp for unsupported
1091 targets. Set UNSUPPORTED for unsupported targets.
1092
07f03cd3
RO		 10932011-11-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1094
1095 * configure.tgt: Handle i386 like i[456]86.
1096 * config/generic/tls.h [!HAVE_ARCH_GTM_THREAD] (gtm_thr): Don't
1097 take address.
1098 * config/generic/tls.cc [!HAVE_ARCH_GTM_THREAD ||
1099 !HAVE_ARCH_GTM_THREAD_DISP] (_gtm_thr_tls): New variable.
1100
0a35513e
AH		 11012011-11-05 Aldy Hernandez <aldyh@redhat.com>
1102
1103 * method-wbetl.cc: Update copyright notice.
1104 * aatree.cc: Same.
1105 * util.cc: Same.
1106 * libitm.h: Same.
1107 * memset.cc: Same.
1108 * eh_cpp.cc: Same.
1109 * barrier.tpl: Same.
1110 * useraction.cc: Same.
1111 * stmlock.h: Same.
1112 * memcpy.cc: Same.
1113 * common.h: Same.
1114 * config/generic/tls.cc: Same.
1115 * config/generic/cacheline.h: Same.
1116 * config/generic/cachepage.h: Same.
1117 * config/generic/cacheline.cc: Same.
1118 * config/generic/unaligned.h: Same.
1119 * config/x86/cacheline.h: Same.
1120 * config/x86/cacheline.cc: Same.
1121 * config/x86/unaligned.h: Same.
1122 * config/alpha/cacheline.h: Same.
1123 * config/alpha/unaligned.h: Same.
1124 * config/alpha/sjlj.S: Same.
1125 * config/posix/cachepage.cc: Same.
1126 * config/linux/futex.h: Same.
1127 * config/linux/alpha/futex_bits.h: Same.
1128
11292011-11-04 Torvald Riegel <triegel@redhat.com>
1130
1131 * libitm.texi: No cover text and invariant sections.
1132
11332011-11-03 Richard Henderson <rth@redhat.com>
1134
1135 * local_type_traits: New file.
1136 * libitm_i.h: Use it. Use C headers, not C++ wrappers.
1137
11382011-11-03 Richard Henderson <rth@redhat.com>
1139
1140 * configure.ac: Don't test for gfortran.
1141 * configure: Rebuild.
1142
1143 * testsuite/lib/libitm.exp: Don't include gfortran-dg.exp.
1144 * testsuite/libitm.c++/c++.exp: Don't use gfortran-dg-runtest.
1145
11462011-11-03 Aldy Hernandez <aldyh@redhat.com>
1147
1148 * testsuite/libitm.c/memcpy-1.c: Add copyright notice.
1149 * testsuite/libitm.c/memset-1.c: Same.
1150 * testsuite/libitm.c/c.exp: Same.
1151 * testsuite/lib/libitm-dg.exp: Same.
1152 * testsuite/lib/libitm.exp: Same.
1153 * testsuite/libitm.c++/c++.exp: Same.
1154
11552011-11-03 Aldy Hernandez <aldyh@redhat.com>
1156
1157 * testsuite/config/default.exp: Update copyright date.
1158 * configure.ac: Add copyright info.
1159 * configure.tgt: Same.
1160
11612011-11-03 Aldy Hernandez <aldyh@redhat.com>
1162
1163 * testsuite/libitm.c/reentrant.c: XFAIL.
1164 * testsuite/libitm.c++/static_ctor.C: XFAIL.
1165
11662011-10-29 Torvald Riegel <triegel@redhat.com>
1167
1168 * beginend.cc (GTM::gtm_thread::rollback): Add aborting flag and
1169 handle aborts.
1170 (_ITM_abortTransaction): Handle aborts of outer transactions.
1171 * libitm_i.h: Same.
1172 * eh_cpp.cc (GTM::gtm_thread::revert_cpp_exceptions): Fix assertion.
1173 * libitm.texi: Document aborts of outer transactions.
1174 * testsuite/libitm.c/cancel.c: New file.
1175
11762011-10-19 Torvald Riegel <triegel@redhat.com>
1177
1178 * testsuite/*: Change __transaction to __transaction_atomic or
1179 __transaction_relaxed.
1180
11812011-10-19 Torvald Riegel <triegel@redhat.com>
1182
1183 * config/linux/x86/tls.h (abi_disp): Make TLS slot read volatile.
1184 (gtm_thr): Same.
1185
11862011-10-19 Torvald Riegel <triegel@redhat.com>
1187
1188 * libitm_i.h: Add gl_wt dispatch.
1189 * retry.cc (parse_default_method): Same.
1190 * method-gl.cc: New file.
1191 * Makefile.am: Use method-gl.cc.
1192 * Makefile.in: Rebuild.
1193
11942011-10-19 Torvald Riegel <triegel@redhat.com>
1195
1196 * beginend.cc (GTM::gtm_thread::trycommit): Ensure privatization
1197 safety if requested by a TM method.
1198 * dispatch.h (GTM::abi_dispatch::trycommit): Add parameter for
1199 privatization safety.
1200 * method-serial.cc: Same.
1201
12022011-10-19 Torvald Riegel <triegel@redhat.com>
1203
1204 * libitm_i.h: Renamed gtm_local_undo to gtm_undolog_entry.
1205 (GTM::gtm_thread): Renamed local_undo to undolog. Renamed
1206 undolog-related member functions from *_local to *_undolog.
1207 * local.cc (gtm_thread::commit_undolog): Same.
1208 * beginend.cc (GTM::gtm_thread::trycommit): Same.
1209 (GTM::gtm_thread::rollback): Roll back undolog before
1210 dispatch-specific rollback.
1211
12122011-10-19 Torvald Riegel <triegel@redhat.com>
1213
1214 * retry.cc (GTM::gtm_thread::decide_retry_strategy): Handle
1215 re-initialization of the current method group.
1216 * libitm_i.h (GTM::gtm_restart_reason): Add restart reason for this.
1217
12182011-10-19 Torvald Riegel <triegel@redhat.com>
1219
1220 * alloc.cc (commit_allocations_2): Do not free transaction-local
1221 memory when committing a nested transaction.
1222
12232011-10-19 Torvald Riegel <triegel@redhat.com>
1224
1225 * method-serial.cc (GTM::gtm_thread::serialirr_mode): Fixed: Use
1226 serial-irrevocable dispatch, not serial.
1227
12282011-10-19 Torvald Riegel <triegel@redhat.com>
1229
1230 * libitm_i.h (GTM::gtm_restart_reason): Re-arrange and clean up
1231 declarations.
1232 * dispatch.h (GTM::abi_dispatch::begin_or_restart): New.
1233 * method-serial.cc: Implement begin_or_restart().
1234 * beginend.cc (GTM::gtm_thread::begin_transaction): Call
1235 dispatch-specific begin_or_restart().
1236 (GTM::gtm_thread::restart): Same.
1237
12382011-08-23 Torvald Riegel <triegel@redhat.com>
1239
1240 * retry.cc (GTM::gtm_thread::decide_retry_strategy): Cleanup. Fix
1241 restarting without switching to serial mode.
1242 (GTM::gtm_thread::decide_begin_dispatch): Let the caller set the
1243 transaction state. Choose closed-nesting alternative if available.
1244 (GTM::gtm_thread::set_default_dispatch): New.
1245 (parse_default_method): New.
1246 (GTM::gtm_thread::number_of_threads_changed): New.
1247 * method-serial.cc (GTM::serial_mg): New method group class.
1248 (GTM::serialirr_dispatch): Belongs to serial_mg. Remove reinit and
1249 fini.
1250 (GTM::serial_dispatch): Same.
1251 (GTM::serialirr_onwrite_dispatch): Same.
1252 (GTM::gtm_thread::serialirr_mode): Remove calls to fini.
1253 * beginend.cc (GTM::gtm_thread::~gtm_thread): Maintain number of
1254 registered threads.
1255 (GTM::gtm_thread::gtm_thread): Same.
1256 (_ITM_abortTransaction): Remove calls to abi_dispatch::fini().
1257 (GTM::gtm_thread::trycommit): Same. Reset number of restarts.
1258 (GTM::gtm_thread::begin_transaction): Let decide_begin_dispatch()
1259 choose dispatch but set state according to dispatch here.
1260 * dispatch.h (GTM::abi_dispatch::fini): Move to method group.
1261 (GTM::method_group): New class.
1262 (GTM::abi_dispatch): Add comments. Maintain pointer to method_group.
1263 * libitm_i.h (GTM::gtm_thread): Add declarations for new members.
1264 * libitm.texi: Document TM methods, method groups, method life cycle.
1265 Rename method sets to method groups.
1266
12672011-08-23 Torvald Riegel <triegel@redhat.com>
1268
1269 * config/x86/tls.h: Moved to ...
1270 * config/linux/x86/tls.h: ... here.
1271
12722011-08-23 Torvald Riegel <triegel@redhat.com>
1273
1274 * config/x86/tls.h: Use __x86_64__ instead of __LP64__.
1275 Add X32 support.
1276 * config/x86/sjlj.S: Same.
1277
12782011-08-19 Torvald Riegel <triegel@redhat.com>
1279
1280 * config/linux/rwlock.h: New file.
1281 * config/linux/rwlock.c: New file.
1282 * configure.ac: Reenable futex support (undo SVN rev 157758).
1283 * Makefile.am: Same.
1284 * configure.tgt: Same.
1285 * config/linux/alpha/futex_bits.h: Same.
1286 * config/linux/futex.h: Same. Return number of woken processes.
1287 * config/linux/futex.cc: Same.
1288 (futex_wait): Remove spinning.
1289 * config/linux/x86/futex_bits.h: Same. Set futex timeout to zero.
1290 Use __x86_64__ instead of __LP64__.
1291 * aclocal.m4: Include generic futex checks.
1292 * configure: Rebuild.
1293 * Makefile.in: Rebuild.
1294 * testsuite/Makefile.in: Rebuild.
1295 * beginend.cc: Include pthread.h.
1296 * config/posix/cachepage.cc: Same.
1297
12982011-08-12 Torvald Riegel <triegel@redhat.com>
1299
1300 * config/x86/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
1301 (abi_disp, set_abi_disp): Move to tx's TLS slot.
1302 (set_gtm_thr): New.
1303 * config/generic/tls.h (gtm_tx, set_gtm_tx, setup_gtm_thr): Removed.
1304 (set_gtm_thr): New.
1305 (GTM::gtm_thread::thread_num): Removed.
1306 (GTM::gtm_thread): Renamed to GTM::gtm_thread_tls.
1307 * libitm_i.h (GTM::gtm_transaction): Renamed to GTM::gtm_thread. More
1308 tx-to-thread renaming.
1309 * beginend.cc: Adapted to tx-to-thread renaming.
1310 (GTM::gtm_thread::~gtm_thread): Extracted from thread_exit_handler().
1311 (GTM::gtm_thread::gtm_thread): Extracted from begin_transaction().
1312 * query.cc (_ITM_getTransactionId, _ITM_inTransaction): Renamed
1313 gtm_transaction to gtm_thread.
1314 (_ITM_getThreadnum): Removed. Not supported anymore.
1315 * testsuite/libitm.c/notx.c (main): Removed _ITM_getThreadnum call.
1316 * libitm.texi: Documented that _ITM_getThreadnum is not supported.
1317 * useraction.cc: Renamed gtm_transaction to gtm_thread. Adapted to
1318 gtm_tx-to-gtm_thr renaming if necessary.
1319 * eh_cpp.cc: Same.
1320 * local.cc: Same.
1321 * retry.cc: Same.
1322 * clone.cc: Same.
1323 * alloc.cc: Same.
1324 * alloc_c.cc: Same.
1325 * alloc_cpp.cc: Same.
1326 * method-serial.cc: Same.
1327 * config/generic/tls.cc: Same.
1328 * config/posix/rwlock.h (gtm_rwlock): Same.
1329 * config/posix/rwlock.cc: Same. Adapted to more tx-to-thread renaming.
1330
13312011-08-12 Torvald Riegel <triegel@redhat.com>
1332
1333 * config/posix/rwlock.cc (gtm_rwlock::read_lock): Changed locking
1334 implementation.
1335 (gtm_rwlock::read_unlock): Same.
1336 (gtm_rwlock::write_lock_generic): New. Generalized from ...
1337 (gtm_rwlock::write_lock, gtm_rwlock::write_upgrade): ... these.
1338 * libitm_i.h (GTM::gtm_transaction): Added shared_state.
1339 * config/posix/rwlock.h (GTM::gtm_rwlock): Removed a_reader and
1340 w_upgrade. Replaced by per-transaction flags (in shared_state).
1341 Added c_confirmed_writers.
1342 (GTM::gtm_rwlock::read_lock, GTM::gtm_rwlock::read_unlock,
1343 GTM::gtm_rwlock::write_upgrade): Add tx parameter.
1344 * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
1345 * method-serial.cc (GTM::gtm_transaction::serialirr_mode): Same.
1346 * beginend.cc (GTM::gtm_transaction::begin_transaction,
1347 _ITM_abortTransaction, GTM::gtm_transaction::trycommit): Same.
1348 * libitm.texi: Document locking conventions and implementations in
1349 libitm.
1350
13512011-08-12 Torvald Riegel <triegel@redhat.com>
1352
1353 * libitm_i.h (next_tx): Add list of all threads' transaction.
1354 * beginend.cc (GTM::gtm_transaction::begin_transaction): Register
1355 transaction with list of transactions and ...
1356 (thread_exit_handler): ... deregister here.
1357 * config/alpha/target.h: Add HW_CACHELINE_SIZE setting.
1358 * config/x86/target.h: Same.
1359
13602011-08-12 Torvald Riegel <triegel@redhat.com>
1361
1362 * testsuite/libitm.c++/static_ctor.C: New file.
1363
13642011-08-12 Torvald Riegel <triegel@redhat.com>
1365
1366 * testsuite/libitm.c/reentrant.c: New file.
1367
13682011-08-12 Torvald Riegel <triegel@redhat.com>
1369
1370 * config/generic/tls.h: Remove the free list for transactions and ...
1371 * beginend.cc (GTM::gtm_transaction::operator new): ... allocate ...
1372 (GTM::gtm_transaction::operator delete): ... and release here.
1373 (thread_exit_handler): New. Delete tx when thread terminates.
1374 (thread_exit_init): New.
1375 (GTM::gtm_transaction::begin_transaction): Set up on-exit handler.
1376 * testsuite/libitm.c/txrelease.c: New file.
1377
13782011-08-12 Torvald Riegel <triegel@redhat.com>
1379
1380 * query.cc (_ITM_getThreadnum): Set up gtm_thread if necessary.
1381 * testsuite/libitm.c/notx.c: New file.
1382
13832011-08-12 Torvald Riegel <triegel@redhat.com>
1384
1385 * config/generic/tls.h (gtm_thread): Move local_tid from here ...
1386 * libitm_i.h (local_tid): ... to here.
1387 * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
1388 (GTM::gtm_transaction::operator new): Set up gtm_thread if necessary.
1389
13902011-08-12 Torvald Riegel <triegel@redhat.com>
1391
1392 * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Use
1393 serialirr_onwrite_dispatch as new default for now.
1394 * method-serial.cc (serialirr_onwrite_dispatch): New.
1395 (GTM::dispatch_serialirr_onwrite): New.
1396 * libitm_i.h: Same.
1397
13982011-08-12 Torvald Riegel <triegel@redhat.com>
1399
1400 * beginend.cc (GTM::gtm_transaction::rollback): Roll back tx id as well.
1401 * query.cc (_ITM_getTransactionId): There is no active transaction if
1402 the current nesting level is zero.
1403
14042011-07-28 Torvald Riegel <triegel@redhat.com>
1405
1406 * beginend.cc (GTM::gtm_transaction::rollback): Fix nesting level
1407 rollback.
1408
14092011-07-28 Torvald Riegel <triegel@redhat.com>
1410
1411 * retry.cc (GTM::gtm_transaction::decide_begin_dispatch): Get
1412 transaction properties from the caller instead of from the
1413 transaction object.
1414 * libitm_i.h: Same.
1415 * beginend.cc (GTM::gtm_transaction::begin_transaction): Same.
1416
14172011-07-28 Torvald Riegel <triegel@redhat.com>
1418
1419 * local.cc (gtm_transaction::rollback_local): Support closed nesting.
1420 * eh_cpp.cc (GTM::gtm_transaction::revert_cpp_exceptions): Same.
1421 * dispatch.h: Same.
1422 * method-serial.cc: Same.
1423 * beginend.cc (GTM::gtm_transaction::begin_transaction): Change to
1424 flat nesting as default, and closed nesting on demand.
1425 (GTM::gtm_transaction::rollback): Same.
1426 (_ITM_abortTransaction): Same.
1427 (GTM::gtm_transaction::restart): Same.
1428 (GTM::gtm_transaction::trycommit): Same.
1429 (GTM::gtm_transaction::trycommit_and_finalize): Removed.
1430 (choose_code_path): New.
1431 (GTM::gtm_transaction_cp::save): New.
1432 (GTM::gtm_transaction_cp::commit): New.
1433 * query.cc (_ITM_inTransaction): Support flat nesting.
1434 * libitm_i.h (GTM::gtm_transaction_cp): New helper struct for nesting.
1435 (GTM::gtm_transaction): Support flat and closed nesting.
1436 * alloc.cc (commit_allocations_2): New.
1437 (commit_cb_data): New helper struct.
1438 (GTM::gtm_transaction::commit_allocations): Handle nested
1439 commits/rollbacks.
1440 * libitm.texi: Update user action section, add description of nesting.
1441
14422011-07-28 Torvald Riegel <triegel@redhat.com>
1443
1444 * libitm_i.h: Add closed nesting as restart reason.
1445 * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Same.
1446
14472011-07-28 Torvald Riegel <triegel@redhat.com>
1448
1449 * useraction.cc: Use vector instead of list to store actions.
1450 Also support partial rollbacks for closed nesting.
1451 * libitm_i.h (GTM::gtm_transaction::user_action): Same.
1452 * beginend.cc: Same.
1453
14542011-07-28 Torvald Riegel <triegel@redhat.com>
1455
1456 * dispatch.h (GTM::abi_dispatch): Add can_run_uninstrumented_code and
1457 closed_nesting flags, as well as a closed nesting alternative.
1458 * method-serial.cc: Same.
1459 (serial_dispatch): Renamed to serialirr_dispatch.
1460 (GTM::dispatch_serialirr): Same.
1461 (serial_dispatch_ul): Renamed to serial_dispatch.
1462 (GTM::dispatch_serial): Same.
1463
14642011-07-28 Torvald Riegel <triegel@redhat.com>
1465
1466 * libitm.h (_ITM_codeProperties): Change pr_hasElse to the ABI's value.
1467
14682011-07-28 Torvald Riegel <triegel@redhat.com>
1469
1470 * aatree.h (aa_tree::remove): New.
1471 (aa_tree::operator new): Add placement new.
1472
14732011-07-02 Torvald Riegel <triegel@redhat.com>
1474
1475 * containers.h: New file.
1476 * util.cc (xmalloc, xrealloc): Accept cacheline-alloc flag.
1477 * libitm_i.h (xmalloc, xrealloc): Moved declarations from here ...
1478 * common.h: ... to here.
1479 (local_undo): Use GTM::vector for gtm_transaction::local_undo.
1480 * local.cc: Same.
1481
14822011-06-30 Torvald Riegel <triegel@redhat.com>
1483
1484 * libitm_i.h (STATE_ABORTING): Remove.
1485 * beginend.cc (_ITM_abortTransaction): Same.
1486 (GTM::gtm_transaction::trycommit_and_finalize): Same.
1487 * libitm.h (_ITM_registerThrownObject, _ITM_tryCommitTransaction): Remove.
1488 (_ITM_rollbackTransaction): Remove.
1489 * beginend.cc: Same.
1490 * libitm.map: Same.
1491 * libitm.texi: Document these ABI changes.
1492
14932011-06-30 Torvald Riegel <triegel@redhat.com>
1494
1495 * libitm.texi: New file.
1496 * Makefile.am: Add libitm.texi.
1497 * Makefile.in: Rebuild.
1498
14992011-06-30 Torvald Riegel <triegel@redhat.com>
1500
1501 * libitm_i.h: Move parts to common.h and dispatch.h.
1502 * common.h: New file.
1503 * dispatch.h: New file, new dispatch class.
1504 Rename GTM::abi_dispatch::lock_type to ls_modifier.
1505 RenameGTM::abi_dispatch::NOLOCK to NONTXNAL.
1506 * beginend.cc (GTM::gtm_transaction::begin_transaction): Delegate mode
1507 decision to retry.cc.
1508 * retry.cc (GTM::gtm_transaction::decide_retry_strategy): Use serial mode
1509 only.
1510 (GTM::gtm_transaction::decide_begin_dispatch): Same.
1511 * method-serial.cc: Adapt to new dispatch. Add serial mode with undo
1512 logging.
1513 * barrier.cc: Use new barriers definitions.
1514 (abi_dispatch::memmove_overlap_check): New.
1515 * config/x86/x86_sse.cc: Same.
1516 * config/x86/x86_avx.cc: Same.
1517 * Makefile.am: Don't build readonly and wbetl methods, memset.cc and
1518 memcpy.cc.
1519 * Makefile.in: Rebuild.
1520 * method-readonly.cc: Remove.
1521 * method-wbetl.cc: Rename GTM::abi_dispatch::lock_type to ls_modifier.
1522 Rename GTM::abi_dispatch::NOLOCK to NONTXNAL.
1523
15242011-06-30 Torvald Riegel <triegel@redhat.com>
1525
1526 * alloc_c.cc (_ITM_dropReferences): Don't support it anymore.
1527 * testsuite/libitm.c++/dropref.C: _ITM_dropReferences is expected to fail.
1528 * testsuite/libitm.c/dropref-2.c: Same.
1529 * testsuite/libitm.c/dropref.c: Same.
1530
15312011-06-30 Torvald Riegel <triegel@redhat.com>
1532
1533 * config/generic/tls.h (gtm_disp): Rename to abi_disp.
1534 * config/generic/tls.h (set_gtm_disp): Rename to set_abi_disp.
1535 * libitm_i.h: Rename gtm_dispatch to abi_dispatch.
1536 * alloc_c.cc: Same.
1537 * barrier.tpl: Same.
1538 * beginend.c: Same.
1539 * config/generic/tls.h: Same.
1540 * config/x86/tls.h: Same.
1541 * libitm_i.h: Same.
1542 * memcpy.cc: Same.
1543 * memset.cc: Same.
1544 * method-readonly.cc: Same.
1545 * method-serial.cc: Same.
1546 * method-wbetl.cc: Same.
1547 * retry.cc: Same.
1548
15492011-03-03 Richard Henderson <rth@redhat.com>
1550
1551 * config/posix/rwlock.cc (write_upgrade): Add missing case.
1552 From Patrik Marlier <patrick.marlier@unine.ch>.
1553
15542011-02-03 Richard Henderson <rth@redhat.com>
1555
1556 * acinclude.m4 (LIBITM_CHECK_SIZE_T_MANGLING): New.
1557 * configure.ac: Use it.
1558 * configure, config.h.in: Rebuild.
1559 * alloc_cpp.cc (_ZnwX): Use MANGLE_SIZE_T in constructing the name.
1560 (_ZnaX, _ZnwXRKSt9nothrow_t, _ZnaXRKSt9nothrow_t, _ZGTtnwX,
1561 _ZGTtnaX, _ZGTtnwXRKSt9nothrow_t, _ZGTtnaXRKSt9nothrow_t): Likewise.
1562 * libitm.map: Use wildcards to match size_t mangling.
1563
15642010-12-14 Richard Henderson <rth@redhat.com>
1565
1566 * beginend.cc (GTM::gtm_transaction::begin_transaction): Allocate
1567 blocks of TIDs per thread.
1568 * config/generic/tls.h (struct gtm_thread): Add local_tid member.
1569 (setup_gtm_thr): Return the thread structure.
1570 * config/x86/tls.h (setup_gtm_thr): Likewise.
1571
15722010-12-14 Richard Henderson <rth@redhat.com>
1573
1574 * clone.cc (table_lock): Remove.
1575 (find_clone): Don't take it.
1576 (ExcludeTransaction): New helper class.
1577 (_ITM_registerTMCloneTable): Use it.
1578 (_ITM_deregisterTMCloneTable): Likewise.
1579
15802010-12-14 Richard Henderson <rth@redhat.com>
1581
1582 * config/x86/tls.h: New file.
1583
15842010-07-15 Richard Henderson <rth@redhat.com>
1585
1586 * Makefile.am (AM_CXXFLAGS): Add -funwind-tables.
1587 * Makefile.in: Rebuild.
1588
15892010-07-13 Aldy Hernandez <aldyh@redhat.com>
1590
1591 * method-wbetl.cc (trydropreference): Fix source line.
1592
15932010-07-13 Aldy Hernandez <aldyh@redhat.com>
1594
1595 * libitm.h: Add comment.
1596 * libitm_i.h (begin_transaction): Add ITM_REGPARM.
1597
15982010-07-07 Aldy Hernandez <aldyh@redhat.com>
1599
1600 * configure.ac: Call LIBITM_CHECK_64BIT_SYNC_BUILTINS.
1601 * beginend.cc (begin_transaction): If 64-bit sync builtins are not
1602 available, use pthread mutexes.
1603 * acinclude.m4 (LIBITM_CHECK_64BIT_SYNC_BUILTINS): New.
1604 * config.h.in: Regenerate.
1605 * configure: Regenerate.
1606
16072010-07-06 Aldy Hernandez <aldyh@redhat.com>
1608
1609 * libitm.h (ITM_PURE): Define.
1610 Declare _ITM_malloc, _ITM_calloc, and _ITM_free.
1611
16122010-06-28 Aldy Hernandez <aldyh@redhat.com>
1613
1614 * method-wbetl.cc (class wbetl_dispatch): Add trydropreference.
1615 (validate): Add comment.
1616 (trydropreference): New.
1617 * method-readonly.cc (class readonly_dispatch): Add
1618 trydropreference.
1619 * alloc_c.cc (_ITM_dropReferences): Remove const attribute.
1620 Call trydropreference().
1621 * libitm.h (_ITM_dropReferences): Remove const attribute.
1622 * method-serial.cc (class serial_dispatch): Add trydropreference.
1623 * libitm_i.h (struct gtm_dispatch): Add trydropreference.
1624
16252010-06-28 Aldy Hernandez <aldyh@redhat.com>
1626
1627 * memcpy.cc (do_memcpy): Comment.
1628
16292010-06-25 Aldy Hernandez <aldyh@redhat.com>
1630
1631 * barrier.tpl: Add comments throughout.
1632
16332010-06-24 Aldy Hernandez <aldyh@redhat.com>
1634
1635 * method-wbetl.cc (struct w_entry): Add comments.
1636 (trycommit): Same.
1637 (rollback): Same.
1638
16392010-06-24 Aldy Hernandez <aldyh@redhat.com>
1640
1641 * alloc_c.cc (_ITM_dropReferences): New.
1642 * libitm.map (_ITM_dropReferences): Add.
1643 * libitm.h (_ITM_dropReferences): Add transaction_pure attribute.
1644 * libitm_i.h (struct gtm_transaction): Declare
1645 drop_references_allocations and drop_references_local.
1646 * local.cc (rollback_local): Ignore memory when applicable.
1647 (drop_references_local): New.
1648
16492010-06-23 Richard Henderson <rth@redhat.com>
1650
1651 * barrier.tpl, beginend.cc, clone.cc, tls.h, memcpy.cc,
1652 memset.cc, method-serial.cc: Revert the 2010-06-16 change.
1653 * config/x86/target.h (struct gtm_jmpbuf): Change CFA type to void*.
1654 * config/alpha/target.h: Likewise.
1655 * config/generic/tls.cc (gtm_mask_stack): Use it.
1656
16572010-06-23 Richard Henderson <rth@redhat.com>
1658
1659 * config/posix/cachepage.cc (gtm_cacheline_page::operator new): Use
1660 a mutex instead of trying a lock-free compare-and-swap on the list.
1661 (gtm_cacheline_page::operator delete): Likewise.
1662
16632010-06-16 Richard Henderson <rth@redhat.com>
1664
1665 * method-wbetl.cc (wbetl_dispatch::trycommit): Discard changes
1666 that overlap the libitm stack.
1667 * barrier.tpl: Mark incoming stack.
1668 * beginend.cc (_ITM_rollbackTransaction, _ITM_abortTransaction,
1669 _ITM_commitTransaction, _ITM_commitTransactionEH): Likewise.
1670 * clone.cc (_ITM_getTMCloneOrIrrevocable): Likewise.
1671 * memcpy.cc, memset.cc: Likewise.
1672 * method-serial.cc (_ITM_changeTransactionMode): Likewise.
1673 * config/generic/tls.h (gtm_thread): Add stack_top member.
1674 (gtm_stack_top, set_gtm_stack_top, struct gtm_stack_marker): New.
1675 * libitm_i.h (gtm_mask_stack): Declare.
1676 * config/generic/tls.cc: New file.
1677 * Makefile.am (libitm_la_SOURCES): Add it.
1678 (AM_CXXFLAGS): Turn off exceptions.
1679 * Makefile.in: Rebuild.
1680
16812010-06-16 Richard Henderson <rth@redhat.com>
1682
1683 * alloc.cc (struct gtm_alloc_action): Move definition ...
1684 * libitm_i.h: ... here.
1685 (class gtm_transaction): Declare new and delete.
1686 * beginend.cc (alloc_tx): Reformulate as operator new.
1687 (free_tx): Reformulate as operator delete.
1688 * config/generic/tls.h (gtm_thread): Change free_tx member to void *.
1689
16902010-06-11 Richard Henderson <rth@redhat.com>
1691
1692 * clone.cc (clone_entry_compare): Fix typo.
1693 From Patrik Marlier <patrick.marlier@unine.ch>.
1694
16952010-05-13 Richard Henderson <rth@redhat.com>
1696
1697 * alloc_c.cc (_ITM_malloc, _ITM_calloc, _ITM_free): Wrap functions
1698 in extern "C".
1699
17002010-05-07 Aldy Hernandez <aldyh@redhat.com>
1701
1702 * libitm_i.h (struct gtm_transaction): Remove
1703 get_allocation_size.
1704 (record_allocation): Remove size parameter.
1705 * libitm.map (_ITM_realloc): Remove.
1706 * alloc_c.cc (_ITM_realloc): Remove.
1707 (_ITM_malloc): Remove size argument to record_allocation.
1708 (_ITM_calloc): Same.
1709 * alloc_cpp.cc (_ZGTtnwm): Same.
1710 (_ZGTtnwmRKSt9nothrow_t): Same.
1711 (_ZGTtnam): Same.
1712 (_ZGTtnamRKSt9nothrow_t): Same.
1713 * alloc.cc (struct gtm_alloc_action): Remove size.
1714 (get_allocation_size): Remove.
1715 (commit_allocations): Add comment.
1716 (record_allocation): Remove size parameter.
1717 (forget_allocation): Remove set of size.
1718
17192010-04-19 Aldy Hernandez <aldyh@redhat.com>
1720
1721 * Makefile.am (abi_version): New.
1722 (AM_CXXFLAGS): Pass abi_version.
1723 * Makefile.in: Regenerate.
1724 * config/x86/unaligned.h: Remove always_inline kludge for vectors.
1725
17262010-04-06 Aldy Hernandez <aldyh@redhat.com>
1727
1728 * clone.cc (_ITM_getTMCloneOrIrrevocable): Rename from
1729 _ITM_getTMCloneOrIrrevokable.
1730 * libitm.h (_ITM_getTMCloneOrIrrevocable): Same.
1731 * libitm.map (_ITM_getTMCloneOrIrrevocable): Same.
1732
17332010-03-26 Aldy Hernandez <aldyh@redhat.com>
1734
1735 * configure.ac: Remove Linux futex support.
1736 * configure.tgt (config_path): Same.
1737 * Makefile.am: Same.
1738 * config/linux: Remove entire directory.
1739 * configure: Rebuild.
1740 * Makefile.in: Rebuild.
1741 * testsuite/Makefile.in: Rebuild.
1742
17432010-03-09 Aldy Hernandez <aldyh@redhat.com>
1744
1745 * retry.cc (decide_retry_strategy): Set state to STATE_SERIAL when
1746 switching to serial mode.
1747 * beginend.cc (trycommit_and_finalize): Unlock serial_lock.
1748
17492010-03-03 Aldy Hernandez <aldyh@redhat.com>
1750
1751 * configure.tgt: Add emacs -*- tags.
1752 * barrier.tpl: Same.
1753
17542010-02-23 Aldy Hernandez <aldyh@redhat.com>
1755
1756 * Makefile.am: Rename serial.cc to method-serial.cc.
1757 * Makefile.in: Regenerate with automake 1.11.1.
1758 * testsuite/Makefile.in: Same.
1759 * aclocal.m4: Regenerate with aclocal 1.11.1.
1760 * method-serial.cc: Rename from serial.cc.
1761 * libitm_i.h (struct gtm_transaction): Update comment on
1762 serialirr_mode.
1763
17642010-02-22 Aldy Hernandez <aldyh@redhat.com>
1765
1766 * libitm_i.h (GTM_longjmp): Add ITM_REGPARM.
1767 * config/linux/rwlock.h (class gtm_rwlock): Add comments.
1768
17692010-02-11 Aldy Hernandez <aldyh@redhat.com>
1770
1771 * configure: Rebuild.
1772
17732009-11-12 Richard Henderson <rth@redhat.com>
1774
1775 * Rewrite everything in C++.
1776
17772009-11-03 Richard Henderson <rth@redhat.com>
1778
1779 * config/x86/x86_sse.c, config/x86/x86_avx.c: New files.
1780 * Makefile.am (libitm_la_SOURCES): Add them.
1781 * configure.ac (ARCH_X86): New conditional.
1782 * Makefile.in, configure: Rebuild.
1783 * configure.tgt: Set up ARCH; do cflags setup at the same time.
1784 Move futex setup into "other system configury" case.
1785 * local.c (rollback_local): Merge into ...
1786 (GTM_rollback_local): ... here.
1787 (GTM_LB): Rename from GTM_alloc_local; do the memcpy here.
1788 (_ITM_LB): Define as an alias to GTM_LB.
1789
17902009-11-03 Richard Henderson <rth@redhat.com>
1791
1792 * method-readonly.c: New file.
1793 * Makefile.am (libitm_la_SOURCES): Add it.
1794 * Makefile.in: Rebuild.
1795 * beginend.c (gtm_stmlock_array, gtm_clock): New.
1796 (GTM_begin_transaction): Use dispatch_readonly for read-only txn.
1797 * libitm_i.h (gtm_stmlock, gtm_version): Move from method-wbetl.c.
1798 (GTM_VERSION_MAX, GTM_VERSION_INVALID, gtm_stmlock_owned_p,
1799 gtm_stmlock_set_owned, gtm_stmlock_get_addr,
1800 gtm_stmlock_get_version, gtm_stmlock_set_version, LOCK_ARRAY_SIZE,
1801 gtm_stmlock_array, gtm_get_stmlock, gtm_clock, RESTART_NOT_READONLY,
1802 gtm_get_clock, gtm_inc_clock): New.
1803 * method-wbetl.c (gtm_version, gtm_stmlock, OWNED_MASK, VERSION_MAX,
1804 LOCK_GET_OWNED, LOCK_SET_ADDR, LOCK_GET_ADDR, LOCK_GET_TIMESTAMP,
1805 LOCK_SET_TIMESTAMP, LOCK_ARRAY_SIZE, LOCK_MASK, LOCK_IDX, GET_LOCK,
1806 locks, gclock, CLOCK, GET_CLOCK, FETCH_AND_INC_CLOCK): Remove and
1807 replace uses with new libitm_i.h symbols.
1808 (dispatch_wbetl): Rename from wbetl_dispatch.
1809 * retry.c (GTM_decide_retry_strategy): If RESTART_NOT_READONLY, move
1810 away from dispatch_readonly; abort if the beginTransaction call
1811 asserted that the transaction was readonly.
1812
18132009-11-03 Richard Henderson <rth@redhat.com>
1814
1815 * memset.c: New file.
1816 * Makefile.am (libitm_la_SOURCES): Add it.
1817 * Makefile.in: Rebuild.
1818 * testsuite/libitm.c/memset-1.c: New.
1819
18202009-11-03 Richard Henderson <rth@redhat.com>
1821
1822 * dispatch.c: Remove file.
1823 * useraction.c (struct gtm_user_action): Move from libitm.h.
1824 * serial.c (GTM_null_read_lock, GTM_null_write_lock): New.
1825 (serial_memset, serial_memmove, serial_memcpy): Remove.
1826 (serial_W*, serial_R*): Remove.
1827 (serial_dispatch): Update to match.
1828 * configure.ac: Move Werror down below configure checks. Don't
1829 check for sys/loadavg.h, do check for malloc.h. Don't check for
1830 getloadavg and clock_gettime; do check for memalign, posix_memalign.
1831 Use GCC_AC_FUNC_MMAP_BLACKLIST
1832 * libitm.h: Split out all internal items to...
1833 * libitm_i.h: ... here. New file.
1834 * copymask.c: New file.
1835 * local.c (struct gtm_local_undo): Move from libitm.h.
1836 (GTM_alloc_local): Rename from alloc_local; export.
1837 * memcpy.c: New file.
1838 * alloc_c.c (_ITM_realloc): Use _ITM_memcpyRnWt directly.
1839 * config/posix/page.c: New file.
1840 * config/posix/target_tls.h: Remove file.
1841 * barrier.c: New file.
1842 * Makefile.am (libitm_la_SOURCES): Add barrier.c, memcpy.c,
1843 copymask.c, page.c.
1844 * alloc.c (struct gtm_alloc_action): Move from libitm.h.
1845 * method-wbetl.c: Rewrite for new cacheline methods.
1846 * Makefile.in, configure, testsuite/Makefile.in, config.h.in: Rebuild.
1847
1848 * config/alpha/sjlj.S: Fix typo.
1849 * config/alpha/target_i.h: Copy functions from alpha/target.h.
1850 * config/alpha/copymask.c: New file.
1851 * config/alpha/target.h (CACHELINE_SIZE): New.
1852 (STRICT_ALIGNMENT, PAGE_SIZE, FIXED_PAGE_SIZE): New.
1853
1854 * config/x86/target_i.h: Copy functions from x86/target.h.
1855 * config/x86/copymask.c: New file.
1856 * config/x86/target.h (_ITM_ALL_TARGET_TYPES): Remove.
1857 (CACHELINE_SIZE, STRICT_ALIGNMENT): New.
1858 (PAGE_SIZE, FIXED_PAGE_SIZE): New.
1859 * config/x86/target_tls.h: Move contents to target_i.h.
1860
1861 * testsuite/libitm.c/clone-1.c: Include libitm.h.
1862 * testsuite/libitm.c/memcpy-1.c: New.
1863
18642009-10-22 Richard Henderson <rth@redhat.com>
1865
1866 * Makefile.am (CCAS, CCASFLAGS, LTCCASCOMPILE): Remove.
1867 (AM_CCASFLAGS): New.
1868 * configure.ac: Add AM_PROG_AS. Use m4_rename_force for
1869 saving/restoring _AC_ARG_VAR_PRECIOUS.
1870 * Makefile.in, aclocal.m4, config.h.in, configure,
1871 testsuite/Makefile.in: Rebuild with automake 1.11; autoconf 2.64.
1872
18732009-10-22 Richard Henderson <rth@redhat.com>
1874
1875 * testsuite/*: Update for new compiler syntax.
1876
18772009-10-21 Richard Henderson <rth@redhat.com>
1878
1879 * libitm.h (_ITM_abortReason): Add outerAbort.
1880
18812009-08-03 Richard Henderson <rth@redhat.com>
1882
1883 * libitm.map (_ITM_commitTransactionEH, _ITM_cxa_allocate_exception,
1884 _ITM_cxa_begin_catch, _ITM_cxa_end_catch, _ITM_cxa_throw): Export.
1885 * method-wbetl.c (struct w_entry): Remove mask.
1886 (wbetl_write, wbetl_load): Return pointer to word containing the data;
1887 adjust all callers.
1888
18892009-07-22 Richard Henderson <rth@redhat.com>
1890
1891 * eh_cpp.c: New file.
1892 * Makefile.am (libitm_la_SOURCES): Add it.
1893 * Makefile.in: Rebuild.
1894 * beginend.c (GTM_rollback_transaction): Undo exception state.
1895 (GTM_trycommit_transaction): Mark inline.
1896 (GTM_trycommit_and_finalize_transaction): Split out from ...
1897 (_ITM_commitTransaction): ... here.
1898 (_ITM_commitTransactionEH): New function.
1899 * libitm.h (struct gtm_transaction): Add cxa_catch_count,
1900 cxa_unthrown, eh_in_flight; reorder.
1901
1902 * testsuite/libitm.c++/c++.exp: New.
1903 * testsuite/libitm.c++/eh-1.C: New.
1904
1905 * aatree.c (aa_free): Remove REGPARM.
1906 * aatree.h: Remove all REGPARM.
1907
19082009-07-18 Richard Henderson <rth@redhat.com>
1909
1910 * aatree.c, aatree.h, alloc.c, alloc_c.c, alloc_cpp.c: New files.
1911 * Makefile.am (libitm_la_SOURCES): Add them.
1912 * Makefile.in: Rebuild.
1913 * beginend.c (GTM_rollback_transaction): Use GTM_commit_allocations.
1914 (GTM_trycommit_transaction): Likewise.
1915 * libitm.h: Include aatree.h
1916 (struct gtm_alloc_action): New.
1917 (struct gtm_transaction): Add alloc_actions.
1918 (GTM_record_allocation, GTM_forget_allocation): Declare.
1919 (GTM_get_allocation_size, GTM_commit_allocations): Declare.
1920 * libitm.map (_ITM_malloc, _ITM_calloc, _ITM_realloc, _ITM_free,
1921 _ZGTtnwm, _ZGTtnam, _ZGTtdlPv, _ZGTtdaPv, _ZGTtnwmRKSt9nothrow_t,
1922 _ZGTtnamRKSt9nothrow_t, _ZGTtdlPvRKSt9nothrow_t,
1923 _ZGTtdaPvRKSt9nothrow_t): Export.
1924
19252009-07-18 Richard Henderson <rth@redhat.com>
1926
1927 * target_tls.h: Move ...
1928 * config/posix/target_tls.h: ... here.
1929
19302009-07-07 Richard Henderson <rth@redhat.com>
1931
1932 * config/x86/target.h (atomic_write_barrier): Use sfence if available.
1933
19342009-07-07 Richard Henderson <rth@redhat.com>
1935
1936 * Update to GPL3.
1937
19382009-07-07 Richard Henderson <rth@redhat.com>
1939
1940 * libitm.h (struct gtm_transaction): Widen id to _ITM_transactionId_t.
1941 * beginend.c (global_tid): Widen to _ITM_transactionId_t.
1942
1943 * configure.tgt: Don't use -ftls-model for x86 linux.
1944 * libitm.h: Include target.h after standard includes.
1945 (_gtm_thr): Rename from gtm_thr.
1946 (setup_gtm_thr, gtm_thr, gtm_tx, set_gtm_tx): New.
1947 (gtm_disp, set_gtm_disp): New.
1948 * beginend.c, dispatch.c, local.c, method-wbetl.c, query.c,
1949 retry.c, serial.c, useraction.c: Use accessor functions throughout.
1950 * config/alpha/target_tls.h, config/x86/target_tls.h: New files.
1951
19522009-07-07 Richard Henderson <rth@redhat.com>
1953
1954 * config/linux/rwlock.c (EZ): New define. Use it throughout.
1955
19562009-07-06 Richard Henderson <rth@redhat.com>
1957
1958 * libitm.h (_ITM_SRCLOCATION_DECL_1, _ITM_SRCLOCATION_DECL_2): Remove.
1959 (_ITM_SRCLOCATION_DEFN_1, _ITM_SRCLOCATION_DEFN_2): Remove.
1960 (_ITM_beginTransaction): Take variadic arguments.
1961 (_ITM_registerThrownObject): Declare.
1962 * beginend.c, serial.c: Update.
1963 * libitm.map: Add _ITM_registerThrownObject.
1964
19652009-01-28 Richard Henderson <rth@redhat.com>
1966
1967 * Makefile.am (libitm_la_SOURCES): Add clone.c.
1968 * Makefile.in: Rebuild.
1969 * beginend.c (_ITM_abortTransaction): Abort if irrevokable.
1970 (GTM_restart_transaction): Fix uninstrumented code check.
1971 * retry.c (GTM_decide_retry_strategy): Add serial check.
1972 * serial.c (GTM_serialmode): Add irrevokable variable. Don't
1973 automatically go irrevokable when in serial mode.
1974 * clone.c: New file.
1975 * libitm.h, libitm.map: Update.
1976
19772009-01-27 Richard Henderson <rth@redhat.com>
1978
1979 * Makefile.am (LTCCASCOMPILE): Define.
1980 (libitm_la_SOURCES): Add methid-wbetl.c.
1981 * testsuite/Makefile.am: New
1982 * configure.ac: Add testsuite/Makefile.
1983 * Makefile.in, testsuite/Makefile.in, configure: Regenerate.
1984 * beginend.c (GTM_begin_transaction): Install wbetl_dispatch.
1985 (_ITM_abortTransaction): Finalize implementation method; pass
1986 transaction properties to longjmp.
1987 (GTM_restart_transaction): Split out from ...
1988 (_ITM_commitTransaction): ... here.
1989 * config/linux/x86/futex_bits.h (cpu_relax, atomic_write_barrier):
1990 Move to config/x86/target.h.
1991 * config/linux/alpha/futex_bits.h: New.
1992 * config/x86/sjlj.S (GTM_longjmp): Fix 64-bit input register.
1993 * config/x86/target.h: Disable target types for 32-bit.
1994 * config/alpha/sjlj.S, config/alpha/target.h: New.
1995 * libitm.h (struct gtm_dispatch): Add init, fini.
1996 (enum restart_reason): New.
1997 (struct gtm_transaction): Add method and restarts.
1998 * retry.c (GTM_decide_retry_strategy): Implement.
1999 * serial.c (serial_init, serial_fini): New.
2000 (GTM_serialmode): Finialize outgoing method.
2001 * method-wbetl.c: New.
2002
20032008-12-09 Richard Henderson <rth@redhat.com>
2004
2005 * config/x86/target.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): New.
2006 * configure.tgt (i386-*, x86_64-*): Don't force SSE.
2007 * dispatch.c (_ITM_##R##T, _ITM_##W##T): Use _ITM_TYPE_ATTR.
2008 * libitm.h (_ITM_ALL_TARGET_TYPES, _ITM_TYPE_ATTR): Provide default.
2009 (_ITM_TYPE_M64, _ITM_TYPE_M128, _ITM_TYPE_M256): Move to x86 header.
2010 (_ITM_ALL_TYPES): Use _ITM_ALL_TARGET_TYPES.
2011 * local.c (_ITM_L##T): Use _ITM_TYPE_ATTR.
2012 * serial.c (serial_R##T, serial_W##T): Likewise.
2013
20142008-11-21 Richard Henderson <rth@redhat.com>
2015
2016 * Initial commit.
21fa2a29 2017\f
c1a9c369 2018Copyright (C) 2008-2017 Free Software Foundation, Inc.
21fa2a29
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