libstdc++: Optimize std::optional default constructor
[official-gcc.git] / libatomic / ChangeLog
blobfc92015fbc970ae764ed83220aee91adeb3a7c62
1 2020-06-01  Uroš Bizjak  <ubizjak@gmail.com>
3         * config/x86/fenv.c (struct fenv): Add __attribute__ ((gcc_struct)).
5 2020-05-29  H.J. Lu  <hjl.tools@gmail.com>
7         PR bootstrap/95413
8         * configure: Regenerated.
10 2020-05-15  H.J. Lu  <hongjiu.lu@intel.com>
12         PR bootstrap/95147
13         * configure: Regenerated.
15 2020-05-14  H.J. Lu  <hongjiu.lu@intel.com>
17         * configure: Regenerated.
19 2020-05-06  Uroš Bizjak  <ubizjak@gmail.com>
21         * config/x86/fenv.c (__math_force_eval): Remove.
22         (__math_force_eval_div): New define.
23         (__atomic_deraiseexcept): Use __math_force_eval_div to use
24         generic division to generate INVALID, DIVZERO and INEXACT
25         exceptions.
27 2020-05-01  Uroš Bizjak  <ubizjak@gmail.com>
29         * config/x86/fenv.c (__math_force_eval): New define.
30         (__atomic_feraiseexcept): Use __math_force_eval to evaluate
31         generic division to generate INVALID and DIVZERO exceptions.
33 2020-04-19  Uroš Bizjak  <ubizjak@gmail.com>
35         * config/x86/fenv.c (__atomic_feraiseexcept) [__SSE_MATH__]:
36         Remove unneeded assignments to volatile memory.
38 2020-04-06  Maciej W. Rozycki  <macro@wdc.com>
40         * configure.ac: Add testsuite/libatomic-site-extra.exp to output
41         files.
42         * configure: Regenerate.
43         * libatomic/testsuite/libatomic-site-extra.exp.in: New file.
44         * testsuite/Makefile.am (EXTRA_DEJAGNU_SITE_CONFIG): New
45         variable.
46         * testsuite/Makefile.in: Regenerate.
48 2020-02-22  Jakub Jelinek  <jakub@redhat.com>
50         PR other/55930
51         * Makefile.am (M_DEPS): Guard the empty definition with
52         @AMDEP_FALSE@ rather than @AMDEP_TRUE@.
53         * Makefile.in: Regenerated.
55 2020-02-22  Richard Purdie  <rpurdie@rpsys.net>
57         PR other/55930
58         * Makefile.am (M_DEPS): Honor -disable-dependency-tracking.
59         * Makefile.in: Regenerated.
61 2020-01-24  Maciej W. Rozycki  <macro@wdc.com>
63         * configure.ac: Handle `--with-toolexeclibdir='.
64         * Makefile.in: Regenerate.
65         * aclocal.m4: Regenerate.
66         * configure: Regenerate.
67         * testsuite/Makefile.in: Regenerate.
69 2020-01-01  Jakub Jelinek  <jakub@redhat.com>
71         Update copyright years.
73 2019-09-27  Maciej W. Rozycki  <macro@wdc.com>
75         * configure: Regenerate.
77 2019-09-10  Christophe Lyon  <christophe.lyon@st.com>
79         * configure.tgt: Handle arm*-*-uclinux*.
80         * configure: Regenerate.
82 2019-09-03  Chung-Lin Tang  <cltang@codesourcery.com>
84         PR other/79543
85         * acinclude.m4 (LIBAT_CHECK_LINKER_FEATURES): Fix GNU ld --version
86         scanning to conform to the GNU Coding Standards.
87         * configure: Regenerate.
89 2019-06-14  Matt Thomas  <matt@3am-software.com>
90             Matthew Green  <mrg@eterna.com.au>
91             Nick Hudson  <skrll@netbsd.org>
92             Maya Rashish  <coypu@sdf.org>
94         * configure.tgt (arm*): Handle NetBSD in the same way as FreeBSD.
96 2019-01-01  Jakub Jelinek  <jakub@redhat.com>
98         Update copyright years.
100 2018-10-31  Joseph Myers  <joseph@codesourcery.com>
102         PR bootstrap/82856
103         * Makefile.am: Include multilib.am.
104         * acinclude.m4: Use AC_LANG_SOURCE.
105         * configure.ac: Remove AC_PREREQ.
106         * testsuite/Makefile.am (RUNTEST): Remove quotes.
107         * Makefile.in, aclocal.m4, configure, testsuite/Makefile.in:
108         Regenerate.
110 2018-06-21  Christophe Lyon  <christophe.lyon@linaro.org>
112         * config/arm/arm-config.h (__ARM_ARCH__): Remove definitions, use
113         __ARM_ARCH instead. Use __ARM_FEATURE_LDREX to define HAVE_STREX
114         and HAVE_STREXBHD
116 2018-05-23  Florian Weimer  <fweimer@redhat.com>
118         PR libgcc/60790
119         x86: Do not assume ELF constructors run before IFUNC resolvers.
120         * config/x86/host-config.h (libat_feat1_ecx, libat_feat1_edx):
121         Remove declarations.
122         (__libat_feat1, __libat_feat1_init): Declare.
123         (FEAT1_REGISTER): Define.
124         (load_feat1): New function.
125         (IFUNC_COND_1): Adjust.
126         * config/x86/init.c (libat_feat1_ecx, libat_feat1_edx)
127         (init_cpuid): Remove definitions.
128         (__libat_feat1): New variable.
129         (__libat_feat1_init): New function.
131 2018-05-02  Tom de Vries  <tom@codesourcery.com>
133         PR testsuite/85106
134         * testsuite/lib/libatomic.exp: Include scanltranstree.exp.
136 2018-05-02  Tom de Vries  <tom@codesourcery.com>
138         PR testsuite/85106
139         * testsuite/lib/libatomic.exp: Include scanwpaipa.exp.
141 2018-04-24  H.J. Lu  <hongjiu.lu@intel.com>
143         * configure: Regenerated.
145 2018-04-19  Jakub Jelinek  <jakub@redhat.com>
147         * configure: Regenerated.
149 2018-04-18  David Malcolm  <dmalcolm@redhat.com>
151         PR jit/85384
152         * configure: Regenerate.
154 2018-03-09  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
156         * config/s390/exch_n.c: New file.
157         * configure.tgt: Add the config directory for s390.
159 2018-02-14  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>
161         PR target/84148
162         * configure: Regenerate.
164 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
166         Update copyright years.
168 2017-12-14  Steve Ellcey  <sellcey@cavium.com>
170         * Makefile.am (IFUNC_OPTIONS): Change aarch64
171         option from -march=armv8.1-a to -march=armv8-a+lse.
172         * configure.ac (*aarch64*): Check to see if
173         compiler understands -march=armv8-a+lse option.
174         * configure.tgt (*aarch64*): Only set try_ifunc
175         if compiler understands -march=armv8-a+lse option.
176         * Makefile.in: Regenerate.
177         * testsuite/Makefile.in: Regenerate.
178         * configure: Regenerate.
179         * aclocal.m4: Regenerate.
181 2017-12-04  Steve Ellcey  <sellcey@cavium.com>
183         * Makefile.am (ARCH_AARCH64_LINUX): Add IFUNC_OPTIONS and
184         libatomic_la_LIBADD.
185         * config/linux/aarch64/host-config.h: New file.
186         * configure.ac (IFUNC_RESOLVER_ARGS): Define.
187         (ARCH_AARCH64_LINUX): New conditional for IFUNC builds.
188         * configure.tgt (aarch64): Set ARCH and try_ifunc.
189         (aarch64*-*-linux*) Update config_path.
190         (aarch64*-*-linux*) Set IFUNC_RESOLVER_ARGS.
191         * libatomic_i.h (GEN_SELECTOR): Add IFUNC_RESOLVER_ARGS argument.
192         * Makefile.in: Regenerate.
193         * auto-config.h.in: Regenerate.
194         * configure: Regenerate.
196 2017-11-17  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>
198         * configure.ac: Set CET_FLAGS, update XCFLAGS.
199         * acinclude.m4: Add cet.m4 and enable.m4.
200         * configure: Regenerate.
201         * Makefile.in: Likewise.
202         * testsuite/Makefile.in: Likewise.
204 2017-10-20  Richard Earnshaw  <rearnsha@arm.com>
206         * Makefile.am: (IFUNC_OPTIONS): Set the architecture to
207         -march=armv7-a+fp on Linux/Arm.
208         * Makefile.in: Regenerated.
210 2017-10-02  Martin Sebor  <msebor@redhat.com>
212         PR c/81854
213         * acinclude.m4 (LIBAT_CHECK_IFUNC): Have ifunc resolver return
214         a function pointer rather than void* to avoid GCC 8 warnings.
215         * configure: Regenerate.
216         * libatomic_i.h: Declare ifunc resolvers to return function
217         pointers rather than void*.
219 2017-05-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
221         * testsuite/lib/libatomic.exp: Load scanlang.exp.
223 2017-02-06  Palmer Dabbelt <palmer@dabbelt.com>
225         * configure.tgt: Add RISC-V tuple.
227 2017-02-01  Richard Henderson  <rth@redhat.com>
228             Torvald Riegel  <triegel@redhat.com>
230         * acinclude.m4: Add #define FAST_ATOMIC_LDST_*.
231         * auto-config.h.in: Regenerate.
232         * config/x86/host-config.h (FAST_ATOMIC_LDST_16): Define to 0.
233         (atomic_compare_exchange_n): New.
234         * glfree.c (EXACT, LARGER): Change condition and add comments.
236 2017-01-30  Szabolcs Nagy  <szabolcs.nagy@arm.com>
238         PR target/78945
239         * config/arm/exch_n.c (libat_exchange): Check __ARM_FEATURE_SIMD32.
241 2017-01-21  Jakub Jelinek  <jakub@redhat.com>
243         PR other/79046
244         * testsuite/Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead
245         of cat to get version from BASE-VER file.
246         * testsuite/Makefile.in: Regenerated.
248 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
250         PR other/79046
251         * configure.ac: Add GCC_BASE_VER.
252         * Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
253         get version from BASE-VER file.
254         * testsuite/Makefile.in: Regenerated.
255         * configure: Regenerated.
256         * Makefile.in: Regenerated.
258 2017-01-01  Jakub Jelinek  <jakub@redhat.com>
260         Update copyright years.
262 2016-11-15  Matthias Klose  <doko@ubuntu.com>
264         * configure: Regenerate.
266 2016-04-27  Sebastian Huber  <sebastian.huber@embedded-brains.de>
268         * configure.tgt (configure_tgt_pre_target_cpu_XCFLAGS): New variable.
269         (*-*-rtems*): New supported target.
270         * config/rtems/host-config.h: New file.
271         * config/rtems/lock.c: Likewise.
273 2016-04-25  H.J. Lu  <hongjiu.lu@intel.com>
275         PR target/70454
276         * configure.tgt (XCFLAGS): Revert the last change.
278 2016-04-20  H.J. Lu  <hongjiu.lu@intel.com>
280         PR target/70454
281         * configure.tgt (XCFLAGS): Don't add -march=i486 to compile
282         32-bit x86 target library on x86-64.
284 2016-01-06  Szabolcs Nagy  <szabolcs.nagy@arm.com>
286         PR other/67627
287         * Makefile.am (all-multi): Add dependency.
288         * Makefile.in: Regenerate.
290 2016-01-04  Jakub Jelinek  <jakub@redhat.com>
292         Update copyright years.
294 2015-11-18  Joseph Myers  <joseph@codesourcery.com>
296         PR c/65083
297         * fence.c, flag.c: New files.
298         * Makefile.am (libatomic_la_SOURCES): Add fence.c and flag.c.
299         * Makefile.in: Regenerate.
300         * configure.ac (libtool_VERSION): Change to 3:0:2.
301         * configure: Regenerate.
302         * libatomic.map (LIBATOMIC_1.2): New symbol version.
304 2015-10-09  David Malcolm  <dmalcolm@redhat.com>
306         * testsuite/lib/libatomic.exp: Load multiline.exp before
307         prune.exp, using load_gcc_lib.
309 2015-07-14  John Marino  <gnugcc@marino.st>
311         * configure.tgt: Add *-*-dragonfly to supported targets.
313 2015-01-21  Andrew Waterman <waterman@cs.berkeley.edu>
315         * fop_n.c (libat_fetch_op): Align address to word boundary.
316         (libat_op_fetch): Likewise.
318 2015-01-16  Ilya Verbin  <ilya.verbin@intel.com>
320         PR testsuite/64605
321         * testsuite/lib/libatomic.exp: Do not load gcc-dg.exp.
322         * testsuite/libatomic.c/c.exp: Load gcc-dg.exp.
324 2015-01-09  Andreas Tobler  <andreast@gcc.gnu.org>
326         * configure.tgt: Exclude arm*-*-freebsd* from try_ifunc.
328 2015-01-05  Jakub Jelinek  <jakub@redhat.com>
330         Update copyright years.
332 2014-12-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
334         * testsuite/lib/libatomic.exp: Load target-utils.exp
336 2014-11-21  H.J. Lu  <hongjiu.lu@intel.com>
338         PR bootstrap/63784
339         * configure: Regenerated.
341 2014-11-13  Andrew Waterman <waterman@cs.berkeley.edu>
343         * cas_n.c (libat_compare_exchange): Add missing cast.
345 2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
347         PR target/63610
348         * configure: Regenerate.
350 2014-08-19  Yaakov Selkowitz  <yselkowi@redhat.com>
352         * configure.tgt: Add cygwin to supported targets.
354 2014-07-18  Uros Bizjak  <ubizjak@gmail.com>
356         * configure.tgt (alpha*): Add -mfp-trap-mode=sui to XCFLAGS.
358 2014-06-17  Kai Tietz  <ktietz@redhat.com>
360         * Makefile.am (libatomic_la_LDFLAGS): Add lt_host_flags.
361         * configure.ac (ACX_LT_HOST_FLAGS): New.
362         (target_thread_file): New.
363         * configure.tgt (mingw): Add mingw support.
364         * config/mingw/host-config.h: New file.
365         * config/mingw/lock.c: Likewise.
366         * Makefile.in: Regenerated.
367         * configure: Likewise.
368         * aclocal.m4: Likewise.
369         * testsuite/Makefile.in: Likewise.
371 2014-02-20  Richard Henderson <rth@redhat.com>
373         PR c++/60272
374         * cas_n.c (libat_compare_exchange): Conditionalize on failure
375         the store back to EPTR.
377 2014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
379         Update copyright years
381 2013-12-09  Uros Bizjak  <ubizjak@gmail.com>
383         * config/x86/fenv.c (__atomic_feraiseexcept): Emit SSE
384         instructions when __SSE_MATH__ is defined.
386 2013-11-18  Joseph Myers  <joseph@codesourcery.com>
388         * testsuite/libatomic.c/atomic-compare-exchange-1.c,
389         testsuite/libatomic.c/atomic-compare-exchange-2.c,
390         testsuite/libatomic.c/atomic-compare-exchange-3.c,
391         testsuite/libatomic.c/atomic-compare-exchange-4.c,
392         testsuite/libatomic.c/atomic-compare-exchange-5.c,
393         testsuite/libatomic.c/atomic-exchange-1.c,
394         testsuite/libatomic.c/atomic-exchange-2.c,
395         testsuite/libatomic.c/atomic-exchange-3.c,
396         testsuite/libatomic.c/atomic-exchange-4.c,
397         testsuite/libatomic.c/atomic-exchange-5.c,
398         testsuite/libatomic.c/atomic-generic.c,
399         testsuite/libatomic.c/atomic-load-1.c,
400         testsuite/libatomic.c/atomic-load-2.c,
401         testsuite/libatomic.c/atomic-load-3.c,
402         testsuite/libatomic.c/atomic-load-4.c,
403         testsuite/libatomic.c/atomic-load-5.c,
404         testsuite/libatomic.c/atomic-op-1.c,
405         testsuite/libatomic.c/atomic-op-2.c,
406         testsuite/libatomic.c/atomic-op-3.c,
407         testsuite/libatomic.c/atomic-op-4.c,
408         testsuite/libatomic.c/atomic-op-5.c,
409         testsuite/libatomic.c/atomic-store-1.c,
410         testsuite/libatomic.c/atomic-store-2.c,
411         testsuite/libatomic.c/atomic-store-3.c,
412         testsuite/libatomic.c/atomic-store-4.c,
413         testsuite/libatomic.c/atomic-store-5.c: Declare main as returning
414         int.  Do not require built-in sync support or add target-specific
415         options.
416         * testsuite/libatomic.c/atomic-exchange-1.c,
417         testsuite/libatomic.c/atomic-exchange-2.c,
418         testsuite/libatomic.c/atomic-exchange-3.c,
419         testsuite/libatomic.c/atomic-exchange-4.c,
420         testsuite/libatomic.c/atomic-exchange-5.c: Separate increments of
421         count from expression using value of count.
423 2013-11-10  Uros Bizjak  <ubizjak@gmail.com>
425         * config/x86/fenv.c: New file.
427 2013-11-07  Joseph Myers  <joseph@codesourcery.com>
429         * fenv.c: New file.
430         * libatomic.map (LIBATOMIC_1.1): New symbol version.  Include
431         __atomic_feraiseexcept.
432         * configure.ac (libtool_VERSION): Change to 2:0:1.
433         (fenv.h): Test for header.
434         * Makefile.am (libatomic_la_SOURCES): Add fenv.c.
435         * Makefile.in, auto-config.h.in, configure: Regenerate.
437 2013-10-17  Michael Hudson-Doyle  <michael.hudson@linaro.org>
439         * libatomic/configure.tgt (aarch64*): Remove code preventing
440         build.
442 2013-09-20  Alan Modra  <amodra@gmail.com>
444         * configure: Regenerate.
446 2013-01-14  Richard Sandiford  <rdsandiford@googlemail.com>
448         Update copyright years.
450 2012-12-18  Ian Lance Taylor  <iant@google.com>
452         PR go/55201
453         * Makefile.am (noinst_LTLIBRARIES): Define new make variable.
454         (libatomic_convenience_la_SOURCES): Likewise.
455         (libatomic_convenience_la_LIBADD): Likewise.
456         * Makefile.in: Rebuild.
457         * testsuite/Makefile.in: Rebuild.
459 2012-12-04  Marcus Shawcroft  <marcus.shawcroft@arm.com>
461         * config/arm/arm-config.h (__ARM_ARCH_8A__): New.
463 2012-11-21  Matthias Klose  <doko@ubuntu.com>
465         * configure.tgt (i[3456]86): Handle -mx32 like -m64.
467 2012-11-04  Thomas Schwinge  <thomas@codesourcery.com>
469         * acinclude.m4 (LIBAT_CHECK_IFUNC): Clarify message.
470         * configure: Regenerate.
472         * configure: Regenerate.
474 2012-10-23  Sofiane Naci <sofiane.naci@arm.com>
476         Mark libatomic unsupported in AArch64.
478         * configure.tgt: Mark libatomic unsupported.
480 2012-09-20  Jakub Jelinek  <jakub@redhat.com>
482         PR other/43620
483         * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
484         * configure: Regenerate.
485         * Makefile.in: Regenerate.
487 2012-09-14  David Edelsohn  <dje.gcc@gmail.com>
489         * configure: Regenerated.
491 2012-05-22  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
493         PR other/53231
494         * tas_n.c (libat_test_and_set): Correct return.  Remove unused variable.
496 2012-05-16  H.J. Lu  <hongjiu.lu@intel.com>
498         * configure: Regenerated.
500 2012-05-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
502         PR other/53284
503         * acinclude.m4 (LIBAT_TEST_ATOMIC_BUILTIN): Add -O0 -S to CFLAGS
504         instead of overriding.
505         * configure: Regenerate.
507 2012-05-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
509         * Makefile.am (libatomic.map-sun): Handle objects in
510         libatomic_la_LIBADD.
511         * aclocal.m4: Regenerate.
512         * Makefile.in: Regenerate.
514 2012-05-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
516         * configure.ac: Add $XPCFLAGS to CFLAGS, not $XCFLAGS.
517         * configure: Regenerate.
519 2012-05-03  Richard Henderson  <rth@redhat.com>
521         * configure.ac (AM_MAINTAINER_MODE): New.
522         * acinclude.m4 (LIBAT_TEST_ATOMIC_BUILTIN): Handle compilation
523         failure in gcc_no_link path.
524         * configure, aclocal.m4, Makefile.in: Rebuild.
526 2012-05-01  Richard Henderson  <rth@redhat.com>
528         * Initial commit.
530 Copyright (C) 2012-2020 Free Software Foundation, Inc.
532 Copying and distribution of this file, with or without modification,
533 are permitted in any medium without royalty provided the copyright
534 notice and this notice are preserved.