1 2020-05-15 H.J. Lu <hongjiu.lu@intel.com>
4 * configure: Regenerated.
6 2020-05-14 H.J. Lu <hongjiu.lu@intel.com>
8 * configure: Regenerated.
10 2020-05-06 Uroš Bizjak <ubizjak@gmail.com>
12 * config/x86/fenv.c (__math_force_eval): Remove.
13 (__math_force_eval_div): New define.
14 (__atomic_deraiseexcept): Use __math_force_eval_div to use
15 generic division to generate INVALID, DIVZERO and INEXACT
18 2020-05-01 Uroš Bizjak <ubizjak@gmail.com>
20 * config/x86/fenv.c (__math_force_eval): New define.
21 (__atomic_feraiseexcept): Use __math_force_eval to evaluate
22 generic division to generate INVALID and DIVZERO exceptions.
24 2020-04-19 Uroš Bizjak <ubizjak@gmail.com>
26 * config/x86/fenv.c (__atomic_feraiseexcept) [__SSE_MATH__]:
27 Remove unneeded assignments to volatile memory.
29 2020-04-06 Maciej W. Rozycki <macro@wdc.com>
31 * configure.ac: Add testsuite/libatomic-site-extra.exp to output
33 * configure: Regenerate.
34 * libatomic/testsuite/libatomic-site-extra.exp.in: New file.
35 * testsuite/Makefile.am (EXTRA_DEJAGNU_SITE_CONFIG): New
37 * testsuite/Makefile.in: Regenerate.
39 2020-02-22 Jakub Jelinek <jakub@redhat.com>
42 * Makefile.am (M_DEPS): Guard the empty definition with
43 @AMDEP_FALSE@ rather than @AMDEP_TRUE@.
44 * Makefile.in: Regenerated.
46 2020-02-22 Richard Purdie <rpurdie@rpsys.net>
49 * Makefile.am (M_DEPS): Honor -disable-dependency-tracking.
50 * Makefile.in: Regenerated.
52 2020-01-24 Maciej W. Rozycki <macro@wdc.com>
54 * configure.ac: Handle `--with-toolexeclibdir='.
55 * Makefile.in: Regenerate.
56 * aclocal.m4: Regenerate.
57 * configure: Regenerate.
58 * testsuite/Makefile.in: Regenerate.
60 2020-01-01 Jakub Jelinek <jakub@redhat.com>
62 Update copyright years.
64 2019-09-27 Maciej W. Rozycki <macro@wdc.com>
66 * configure: Regenerate.
68 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
70 * configure.tgt: Handle arm*-*-uclinux*.
71 * configure: Regenerate.
73 2019-09-03 Chung-Lin Tang <cltang@codesourcery.com>
76 * acinclude.m4 (LIBAT_CHECK_LINKER_FEATURES): Fix GNU ld --version
77 scanning to conform to the GNU Coding Standards.
78 * configure: Regenerate.
80 2019-06-14 Matt Thomas <matt@3am-software.com>
81 Matthew Green <mrg@eterna.com.au>
82 Nick Hudson <skrll@netbsd.org>
83 Maya Rashish <coypu@sdf.org>
85 * configure.tgt (arm*): Handle NetBSD in the same way as FreeBSD.
87 2019-01-01 Jakub Jelinek <jakub@redhat.com>
89 Update copyright years.
91 2018-10-31 Joseph Myers <joseph@codesourcery.com>
94 * Makefile.am: Include multilib.am.
95 * acinclude.m4: Use AC_LANG_SOURCE.
96 * configure.ac: Remove AC_PREREQ.
97 * testsuite/Makefile.am (RUNTEST): Remove quotes.
98 * Makefile.in, aclocal.m4, configure, testsuite/Makefile.in:
101 2018-06-21 Christophe Lyon <christophe.lyon@linaro.org>
103 * config/arm/arm-config.h (__ARM_ARCH__): Remove definitions, use
104 __ARM_ARCH instead. Use __ARM_FEATURE_LDREX to define HAVE_STREX
107 2018-05-23 Florian Weimer <fweimer@redhat.com>
110 x86: Do not assume ELF constructors run before IFUNC resolvers.
111 * config/x86/host-config.h (libat_feat1_ecx, libat_feat1_edx):
113 (__libat_feat1, __libat_feat1_init): Declare.
114 (FEAT1_REGISTER): Define.
115 (load_feat1): New function.
116 (IFUNC_COND_1): Adjust.
117 * config/x86/init.c (libat_feat1_ecx, libat_feat1_edx)
118 (init_cpuid): Remove definitions.
119 (__libat_feat1): New variable.
120 (__libat_feat1_init): New function.
122 2018-05-02 Tom de Vries <tom@codesourcery.com>
125 * testsuite/lib/libatomic.exp: Include scanltranstree.exp.
127 2018-05-02 Tom de Vries <tom@codesourcery.com>
130 * testsuite/lib/libatomic.exp: Include scanwpaipa.exp.
132 2018-04-24 H.J. Lu <hongjiu.lu@intel.com>
134 * configure: Regenerated.
136 2018-04-19 Jakub Jelinek <jakub@redhat.com>
138 * configure: Regenerated.
140 2018-04-18 David Malcolm <dmalcolm@redhat.com>
143 * configure: Regenerate.
145 2018-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
147 * config/s390/exch_n.c: New file.
148 * configure.tgt: Add the config directory for s390.
150 2018-02-14 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
153 * configure: Regenerate.
155 2018-01-03 Jakub Jelinek <jakub@redhat.com>
157 Update copyright years.
159 2017-12-14 Steve Ellcey <sellcey@cavium.com>
161 * Makefile.am (IFUNC_OPTIONS): Change aarch64
162 option from -march=armv8.1-a to -march=armv8-a+lse.
163 * configure.ac (*aarch64*): Check to see if
164 compiler understands -march=armv8-a+lse option.
165 * configure.tgt (*aarch64*): Only set try_ifunc
166 if compiler understands -march=armv8-a+lse option.
167 * Makefile.in: Regenerate.
168 * testsuite/Makefile.in: Regenerate.
169 * configure: Regenerate.
170 * aclocal.m4: Regenerate.
172 2017-12-04 Steve Ellcey <sellcey@cavium.com>
174 * Makefile.am (ARCH_AARCH64_LINUX): Add IFUNC_OPTIONS and
176 * config/linux/aarch64/host-config.h: New file.
177 * configure.ac (IFUNC_RESOLVER_ARGS): Define.
178 (ARCH_AARCH64_LINUX): New conditional for IFUNC builds.
179 * configure.tgt (aarch64): Set ARCH and try_ifunc.
180 (aarch64*-*-linux*) Update config_path.
181 (aarch64*-*-linux*) Set IFUNC_RESOLVER_ARGS.
182 * libatomic_i.h (GEN_SELECTOR): Add IFUNC_RESOLVER_ARGS argument.
183 * Makefile.in: Regenerate.
184 * auto-config.h.in: Regenerate.
185 * configure: Regenerate.
187 2017-11-17 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
189 * configure.ac: Set CET_FLAGS, update XCFLAGS.
190 * acinclude.m4: Add cet.m4 and enable.m4.
191 * configure: Regenerate.
192 * Makefile.in: Likewise.
193 * testsuite/Makefile.in: Likewise.
195 2017-10-20 Richard Earnshaw <rearnsha@arm.com>
197 * Makefile.am: (IFUNC_OPTIONS): Set the architecture to
198 -march=armv7-a+fp on Linux/Arm.
199 * Makefile.in: Regenerated.
201 2017-10-02 Martin Sebor <msebor@redhat.com>
204 * acinclude.m4 (LIBAT_CHECK_IFUNC): Have ifunc resolver return
205 a function pointer rather than void* to avoid GCC 8 warnings.
206 * configure: Regenerate.
207 * libatomic_i.h: Declare ifunc resolvers to return function
208 pointers rather than void*.
210 2017-05-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
212 * testsuite/lib/libatomic.exp: Load scanlang.exp.
214 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
216 * configure.tgt: Add RISC-V tuple.
218 2017-02-01 Richard Henderson <rth@redhat.com>
219 Torvald Riegel <triegel@redhat.com>
221 * acinclude.m4: Add #define FAST_ATOMIC_LDST_*.
222 * auto-config.h.in: Regenerate.
223 * config/x86/host-config.h (FAST_ATOMIC_LDST_16): Define to 0.
224 (atomic_compare_exchange_n): New.
225 * glfree.c (EXACT, LARGER): Change condition and add comments.
227 2017-01-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
230 * config/arm/exch_n.c (libat_exchange): Check __ARM_FEATURE_SIMD32.
232 2017-01-21 Jakub Jelinek <jakub@redhat.com>
235 * testsuite/Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead
236 of cat to get version from BASE-VER file.
237 * testsuite/Makefile.in: Regenerated.
239 2017-01-17 Jakub Jelinek <jakub@redhat.com>
242 * configure.ac: Add GCC_BASE_VER.
243 * Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
244 get version from BASE-VER file.
245 * testsuite/Makefile.in: Regenerated.
246 * configure: Regenerated.
247 * Makefile.in: Regenerated.
249 2017-01-01 Jakub Jelinek <jakub@redhat.com>
251 Update copyright years.
253 2016-11-15 Matthias Klose <doko@ubuntu.com>
255 * configure: Regenerate.
257 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
259 * configure.tgt (configure_tgt_pre_target_cpu_XCFLAGS): New variable.
260 (*-*-rtems*): New supported target.
261 * config/rtems/host-config.h: New file.
262 * config/rtems/lock.c: Likewise.
264 2016-04-25 H.J. Lu <hongjiu.lu@intel.com>
267 * configure.tgt (XCFLAGS): Revert the last change.
269 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
272 * configure.tgt (XCFLAGS): Don't add -march=i486 to compile
273 32-bit x86 target library on x86-64.
275 2016-01-06 Szabolcs Nagy <szabolcs.nagy@arm.com>
278 * Makefile.am (all-multi): Add dependency.
279 * Makefile.in: Regenerate.
281 2016-01-04 Jakub Jelinek <jakub@redhat.com>
283 Update copyright years.
285 2015-11-18 Joseph Myers <joseph@codesourcery.com>
288 * fence.c, flag.c: New files.
289 * Makefile.am (libatomic_la_SOURCES): Add fence.c and flag.c.
290 * Makefile.in: Regenerate.
291 * configure.ac (libtool_VERSION): Change to 3:0:2.
292 * configure: Regenerate.
293 * libatomic.map (LIBATOMIC_1.2): New symbol version.
295 2015-10-09 David Malcolm <dmalcolm@redhat.com>
297 * testsuite/lib/libatomic.exp: Load multiline.exp before
298 prune.exp, using load_gcc_lib.
300 2015-07-14 John Marino <gnugcc@marino.st>
302 * configure.tgt: Add *-*-dragonfly to supported targets.
304 2015-01-21 Andrew Waterman <waterman@cs.berkeley.edu>
306 * fop_n.c (libat_fetch_op): Align address to word boundary.
307 (libat_op_fetch): Likewise.
309 2015-01-16 Ilya Verbin <ilya.verbin@intel.com>
312 * testsuite/lib/libatomic.exp: Do not load gcc-dg.exp.
313 * testsuite/libatomic.c/c.exp: Load gcc-dg.exp.
315 2015-01-09 Andreas Tobler <andreast@gcc.gnu.org>
317 * configure.tgt: Exclude arm*-*-freebsd* from try_ifunc.
319 2015-01-05 Jakub Jelinek <jakub@redhat.com>
321 Update copyright years.
323 2014-12-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
325 * testsuite/lib/libatomic.exp: Load target-utils.exp
327 2014-11-21 H.J. Lu <hongjiu.lu@intel.com>
330 * configure: Regenerated.
332 2014-11-13 Andrew Waterman <waterman@cs.berkeley.edu>
334 * cas_n.c (libat_compare_exchange): Add missing cast.
336 2014-11-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
339 * configure: Regenerate.
341 2014-08-19 Yaakov Selkowitz <yselkowi@redhat.com>
343 * configure.tgt: Add cygwin to supported targets.
345 2014-07-18 Uros Bizjak <ubizjak@gmail.com>
347 * configure.tgt (alpha*): Add -mfp-trap-mode=sui to XCFLAGS.
349 2014-06-17 Kai Tietz <ktietz@redhat.com>
351 * Makefile.am (libatomic_la_LDFLAGS): Add lt_host_flags.
352 * configure.ac (ACX_LT_HOST_FLAGS): New.
353 (target_thread_file): New.
354 * configure.tgt (mingw): Add mingw support.
355 * config/mingw/host-config.h: New file.
356 * config/mingw/lock.c: Likewise.
357 * Makefile.in: Regenerated.
358 * configure: Likewise.
359 * aclocal.m4: Likewise.
360 * testsuite/Makefile.in: Likewise.
362 2014-02-20 Richard Henderson <rth@redhat.com>
365 * cas_n.c (libat_compare_exchange): Conditionalize on failure
366 the store back to EPTR.
368 2014-01-02 Richard Sandiford <rdsandiford@googlemail.com>
370 Update copyright years
372 2013-12-09 Uros Bizjak <ubizjak@gmail.com>
374 * config/x86/fenv.c (__atomic_feraiseexcept): Emit SSE
375 instructions when __SSE_MATH__ is defined.
377 2013-11-18 Joseph Myers <joseph@codesourcery.com>
379 * testsuite/libatomic.c/atomic-compare-exchange-1.c,
380 testsuite/libatomic.c/atomic-compare-exchange-2.c,
381 testsuite/libatomic.c/atomic-compare-exchange-3.c,
382 testsuite/libatomic.c/atomic-compare-exchange-4.c,
383 testsuite/libatomic.c/atomic-compare-exchange-5.c,
384 testsuite/libatomic.c/atomic-exchange-1.c,
385 testsuite/libatomic.c/atomic-exchange-2.c,
386 testsuite/libatomic.c/atomic-exchange-3.c,
387 testsuite/libatomic.c/atomic-exchange-4.c,
388 testsuite/libatomic.c/atomic-exchange-5.c,
389 testsuite/libatomic.c/atomic-generic.c,
390 testsuite/libatomic.c/atomic-load-1.c,
391 testsuite/libatomic.c/atomic-load-2.c,
392 testsuite/libatomic.c/atomic-load-3.c,
393 testsuite/libatomic.c/atomic-load-4.c,
394 testsuite/libatomic.c/atomic-load-5.c,
395 testsuite/libatomic.c/atomic-op-1.c,
396 testsuite/libatomic.c/atomic-op-2.c,
397 testsuite/libatomic.c/atomic-op-3.c,
398 testsuite/libatomic.c/atomic-op-4.c,
399 testsuite/libatomic.c/atomic-op-5.c,
400 testsuite/libatomic.c/atomic-store-1.c,
401 testsuite/libatomic.c/atomic-store-2.c,
402 testsuite/libatomic.c/atomic-store-3.c,
403 testsuite/libatomic.c/atomic-store-4.c,
404 testsuite/libatomic.c/atomic-store-5.c: Declare main as returning
405 int. Do not require built-in sync support or add target-specific
407 * testsuite/libatomic.c/atomic-exchange-1.c,
408 testsuite/libatomic.c/atomic-exchange-2.c,
409 testsuite/libatomic.c/atomic-exchange-3.c,
410 testsuite/libatomic.c/atomic-exchange-4.c,
411 testsuite/libatomic.c/atomic-exchange-5.c: Separate increments of
412 count from expression using value of count.
414 2013-11-10 Uros Bizjak <ubizjak@gmail.com>
416 * config/x86/fenv.c: New file.
418 2013-11-07 Joseph Myers <joseph@codesourcery.com>
421 * libatomic.map (LIBATOMIC_1.1): New symbol version. Include
422 __atomic_feraiseexcept.
423 * configure.ac (libtool_VERSION): Change to 2:0:1.
424 (fenv.h): Test for header.
425 * Makefile.am (libatomic_la_SOURCES): Add fenv.c.
426 * Makefile.in, auto-config.h.in, configure: Regenerate.
428 2013-10-17 Michael Hudson-Doyle <michael.hudson@linaro.org>
430 * libatomic/configure.tgt (aarch64*): Remove code preventing
433 2013-09-20 Alan Modra <amodra@gmail.com>
435 * configure: Regenerate.
437 2013-01-14 Richard Sandiford <rdsandiford@googlemail.com>
439 Update copyright years.
441 2012-12-18 Ian Lance Taylor <iant@google.com>
444 * Makefile.am (noinst_LTLIBRARIES): Define new make variable.
445 (libatomic_convenience_la_SOURCES): Likewise.
446 (libatomic_convenience_la_LIBADD): Likewise.
447 * Makefile.in: Rebuild.
448 * testsuite/Makefile.in: Rebuild.
450 2012-12-04 Marcus Shawcroft <marcus.shawcroft@arm.com>
452 * config/arm/arm-config.h (__ARM_ARCH_8A__): New.
454 2012-11-21 Matthias Klose <doko@ubuntu.com>
456 * configure.tgt (i[3456]86): Handle -mx32 like -m64.
458 2012-11-04 Thomas Schwinge <thomas@codesourcery.com>
460 * acinclude.m4 (LIBAT_CHECK_IFUNC): Clarify message.
461 * configure: Regenerate.
463 * configure: Regenerate.
465 2012-10-23 Sofiane Naci <sofiane.naci@arm.com>
467 Mark libatomic unsupported in AArch64.
469 * configure.tgt: Mark libatomic unsupported.
471 2012-09-20 Jakub Jelinek <jakub@redhat.com>
474 * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
475 * configure: Regenerate.
476 * Makefile.in: Regenerate.
478 2012-09-14 David Edelsohn <dje.gcc@gmail.com>
480 * configure: Regenerated.
482 2012-05-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
485 * tas_n.c (libat_test_and_set): Correct return. Remove unused variable.
487 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
489 * configure: Regenerated.
491 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
494 * acinclude.m4 (LIBAT_TEST_ATOMIC_BUILTIN): Add -O0 -S to CFLAGS
495 instead of overriding.
496 * configure: Regenerate.
498 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
500 * Makefile.am (libatomic.map-sun): Handle objects in
502 * aclocal.m4: Regenerate.
503 * Makefile.in: Regenerate.
505 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
507 * configure.ac: Add $XPCFLAGS to CFLAGS, not $XCFLAGS.
508 * configure: Regenerate.
510 2012-05-03 Richard Henderson <rth@redhat.com>
512 * configure.ac (AM_MAINTAINER_MODE): New.
513 * acinclude.m4 (LIBAT_TEST_ATOMIC_BUILTIN): Handle compilation
514 failure in gcc_no_link path.
515 * configure, aclocal.m4, Makefile.in: Rebuild.
517 2012-05-01 Richard Henderson <rth@redhat.com>
521 Copyright (C) 2012-2020 Free Software Foundation, Inc.
523 Copying and distribution of this file, with or without modification,
524 are permitted in any medium without royalty provided the copyright
525 notice and this notice are preserved.