platform/upstream/libatomic_ops.git
6 years agoUse GCC atomic intrinsics for Hexagon (clang 3.9+)
Ivan Maidanski [Fri, 9 Jun 2017 07:59:55 +0000 (10:59 +0300)]
Use GCC atomic intrinsics for Hexagon (clang 3.9+)

* src/atomic_ops/sysdeps/gcc/hexagon.h [AO_CLANG_PREREQ(3, 9)
&& !AO_DISABLE_GCC_ATOMICS] (AO_GCC_FORCE_HAVE_CAS,
AO_GCC_HAVE_double_SYNC_CAS): Define.
* src/atomic_ops/sysdeps/gcc/hexagon.h [AO_CLANG_PREREQ(3, 9)
&& !AO_DISABLE_GCC_ATOMICS]: Include standard_ao_double_t.h, generic.h.
* src/atomic_ops/sysdeps/gcc/hexagon.h [AO_CLANG_PREREQ(3, 9)
&& !AO_DISABLE_GCC_ATOMICS]: Do not include test_and_set_t_is_ao_t.h,
all_aligned_atomic_load_store.h.
* src/atomic_ops/sysdeps/gcc/hexagon.h [AO_CLANG_PREREQ(3, 9)
&& !AO_DISABLE_GCC_ATOMICS]: Do not define AO_nop_full,
AO_fetch_and_add, AO_test_and_set, AO_compare_and_swap,
AO_fetch_compare_and_swap, AO_T_IS_INT.

6 years agoFix 'missing select.h', 'undefined sigprocmask' compiler errors (Hexagon)
Ivan Maidanski [Thu, 8 Jun 2017 22:01:21 +0000 (01:01 +0300)]
Fix 'missing select.h', 'undefined sigprocmask' compiler errors (Hexagon)

* src/atomic_ops.c [__hexagon__ && !AO_USE_NO_SIGNALS
&& !AO_USE_NANOSLEEP] (AO_USE_NO_SIGNALS, AO_USE_NANOSLEEP): Define;
add comment.

6 years agoAvoid misleading 'AO_t undefined' error if wrong atomic_ops.h included
Ivan Maidanski [Thu, 8 Jun 2017 21:52:07 +0000 (00:52 +0300)]
Avoid misleading 'AO_t undefined' error if wrong atomic_ops.h included

This change might be useful e.g. in case of compilation by Hexagon SDK
which has own atomic_ops.h file (not related to libatomic_ops).

* tests/run_parallel.h [!CPPCHECK]: Issue #error if AO_ATOMIC_OPS_H is
not defined after #include atomic_ops.h.

6 years agoDo not produce .tar.bz2 distribution file (configure)
Ivan Maidanski [Thu, 8 Jun 2017 21:38:57 +0000 (00:38 +0300)]
Do not produce .tar.bz2 distribution file (configure)

* configure.ac (AM_INIT_AUTOMAKE): Remove dist-bzip2.

6 years agoUpdate README about bugs reporting and new releases notification
Ivan Maidanski [Fri, 2 Jun 2017 04:44:15 +0000 (07:44 +0300)]
Update README about bugs reporting and new releases notification
(Cherry-pick commit f705a8f from 'master' branch.)

* README.md (Download): Move (and update) information about bug reporting
to another section.
* README.md (Feedback, Contribution, Questions and Notifications): New
section.
* configure.ac (AC_INIT): Change URI for reporting bugs.

6 years agoUpdate several email addresses in AUTHORS file
Ivan Maidanski [Thu, 1 Jun 2017 18:55:26 +0000 (21:55 +0300)]
Update several email addresses in AUTHORS file

6 years agoTravis CI: Move 'gnu-tools' to home folder
Ivan Maidanski [Wed, 24 May 2017 21:39:59 +0000 (00:39 +0300)]
Travis CI: Move 'gnu-tools' to home folder

6 years agoTravis CI: Remove Coverity Scan for release-7_6 branch
Ivan Maidanski [Wed, 12 Jul 2017 09:36:02 +0000 (12:36 +0300)]
Travis CI: Remove Coverity Scan for release-7_6 branch
(revert commits 18f1ddd, 8fd0719)

7 years ago[7.6.0] v7.6.0
Ivan Maidanski [Fri, 19 May 2017 07:11:49 +0000 (10:11 +0300)]
[7.6.0]

Bump libatomic_ops version to 7.6.0

* ChangeLog (7.5.0): Bump version (to 7.6.0).
* .travis.yml (addons.coverity_scan.project.version): Likewise.
* README.md: Likewise.
* appveyor.yml (version): Likewise.
* configure.ac (AC_INIT): Likewise.
* src/atomic_ops/ao_version.h (AO_VERSION_MINOR): Likewise.
* ChangeLog (7.6.0, 7.4.6): Add release date.
* README.md: Remove build status indicators for "master" branch.
* src/Makefile.am (LIBATOMIC_OPS_GPL_VER_INFO): Change to 2:1:1
(increment revision number) because libatomic_ops_gpl.so implementation
has been updated (since the last change of the version info).
* src/Makefile.am (LIBATOMIC_OPS_VER_INFO): Change to 2:1:1 (just to
stay aligned with LIBATOMIC_OPS_GPL_VER_INFO).

7 years agoUpdate ChangeLog file (v7.2 - v7.4 changes only)
Ivan Maidanski [Thu, 18 May 2017 08:33:10 +0000 (11:33 +0300)]
Update ChangeLog file (v7.2 - v7.4 changes only)

7 years agoUse 'inline code' format for commands in README.md
Ivan Maidanski [Thu, 18 May 2017 08:13:24 +0000 (11:13 +0300)]
Use 'inline code' format for commands in README.md

* README.md: Quote commands with a grave accent character ("`"); the
same for names containing an underscore; reformat text.

7 years agoUpdate ChangeLog file (v7.4 changes)
Ivan Maidanski [Tue, 16 May 2017 12:52:34 +0000 (15:52 +0300)]
Update ChangeLog file (v7.4 changes)

7 years agoRename doc/README.txt to doc/README_details.txt
Ivan Maidanski [Tue, 16 May 2017 12:15:55 +0000 (15:15 +0300)]
Rename doc/README.txt to doc/README_details.txt

This is to differentiate from README.md when the documents are installed.

* doc/Makefile.am (dist_doc_DATA): Rename README.txt item to
README_details.txt.
* doc/README.txt: Rename to README_details.txt.

7 years agoUpdate ChangeLog file (v7.2 - v7.4 changes only)
Ivan Maidanski [Mon, 15 May 2017 20:17:10 +0000 (23:17 +0300)]
Update ChangeLog file (v7.2 - v7.4 changes only)

7 years agoTravis CI: Reformat .yml file by travis tool
Ivan Maidanski [Mon, 15 May 2017 19:44:38 +0000 (22:44 +0300)]
Travis CI: Reformat .yml file by travis tool

7 years agoTravis CI: Remove quotes and use single '=' in deploy:on:condition
Ivan Maidanski [Mon, 15 May 2017 17:42:49 +0000 (20:42 +0300)]
Travis CI: Remove quotes and use single '=' in deploy:on:condition
(fix commits 63238a5, 0cbf615)

7 years agoTravis CI: Remove parentheses in deploy:on:condition
Ivan Maidanski [Mon, 15 May 2017 17:38:02 +0000 (20:38 +0300)]
Travis CI: Remove parentheses in deploy:on:condition
(fix commit 63238a5)

7 years agoTravis CI: Setup dist tarball uploading to GitHub on tag creation
Ivan Maidanski [Mon, 15 May 2017 09:33:03 +0000 (12:33 +0300)]
Travis CI: Setup dist tarball uploading to GitHub on tag creation

7 years agoTravis CI: Move dist[check] test configs closer to the file beginning
Ivan Maidanski [Mon, 15 May 2017 09:24:31 +0000 (12:24 +0300)]
Travis CI: Move dist[check] test configs closer to the file beginning
(refactor commits 672aab2, 73162f6)

7 years agoEliminate 'value shift followed by expansion' false code defect warning
Ivan Maidanski [Thu, 11 May 2017 08:21:01 +0000 (11:21 +0300)]
Eliminate 'value shift followed by expansion' false code defect warning

* src/atomic_ops.c [AO_USE_NANOSLEEP] (AO_pause): Use "L" suffix for
shifted immediate value (1) to match the type of ts.tv_nsec.
* src/atomic_ops.c [!AO_USE_NANOSLEEP && AO_USE_WIN32_PTHREADS]
(AO_pause): Cast shifted immediate value (1) to DWORD to match Sleep
argument type.
* src/atomic_ops.c [!AO_USE_NANOSLEEP && !AO_USE_WIN32_PTHREADS]
(AO_pause): Store computed usec value to an intermediate int variable
(before storing it to tv.tv_usec) so that to avoid widening conversion
of shifted immediate int value (1); add comment.

7 years agoUpdate AUTHORS file (add Andy Li)
Ivan Maidanski [Wed, 10 May 2017 21:29:22 +0000 (00:29 +0300)]
Update AUTHORS file (add Andy Li)

7 years agoFix 'doc' files installation folder
Andy Li [Tue, 9 May 2017 01:42:14 +0000 (09:42 +0800)]
Fix 'doc' files installation folder

docs are dist_doc_DATA.  They should be installed to /usr/share/doc.

* Makefile.am (dist_pkgdata_DATA): Remove COPYING, README.md.
* Makefile.am (dist_doc_DATA): Add COPYING, README.md.
* doc/Makefile.am (dist_pkgdata_DATA): Remove LICENSING.txt,
README.txt, README_stack.txt, README_malloc.txt, README_win32.txt.
* doc/Makefile.am (dist_doc_DATA): Add LICENSING.txt,
README.txt, README_stack.txt, README_malloc.txt, README_win32.txt.

7 years agoUpdate ChangeLog file
Ivan Maidanski [Wed, 10 May 2017 07:50:56 +0000 (10:50 +0300)]
Update ChangeLog file

7 years agoUpdate ChangeLog file (v7.2 - v7.4 changes only)
Ivan Maidanski [Wed, 10 May 2017 06:18:23 +0000 (09:18 +0300)]
Update ChangeLog file (v7.2 - v7.4 changes only)

7 years agoTravis CI: Test also 'make distcheck'
Ivan Maidanski [Fri, 5 May 2017 18:53:14 +0000 (21:53 +0300)]
Travis CI: Test also 'make distcheck'

GNU autotools version:
* autoconf 2.69
* automake 1.15
* m4 1.4.18
* libtool 2.4.6

7 years agoTravis CI: Avoid quotes in build_command; fix indent of notification_email
Ivan Maidanski [Fri, 28 Apr 2017 07:38:54 +0000 (10:38 +0300)]
Travis CI: Avoid quotes in build_command; fix indent of notification_email
(fix commits 18f1ddd, bd4257b)

7 years agoTravis CI: Test also the distributive file creation
Ivan Maidanski [Thu, 27 Apr 2017 20:57:02 +0000 (23:57 +0300)]
Travis CI: Test also the distributive file creation

7 years agoTravis CI: Add notification_email property for Coverity Scan
Ivan Maidanski [Mon, 24 Apr 2017 18:16:41 +0000 (21:16 +0300)]
Travis CI: Add notification_email property for Coverity Scan
(fix commit 18f1ddd)

7 years agoWorkaround 'value of AO_CLEAR unknown' cppcheck info message
Ivan Maidanski [Mon, 24 Apr 2017 18:04:34 +0000 (21:04 +0300)]
Workaround 'value of AO_CLEAR unknown' cppcheck info message

* src/atomic_ops.h [AO_AO_TS_T || AO_CHAR_TS_T] (AO_CLEAR): Check
defined(AO_HAVE_CLEAR) instead of defined(AO_CLEAR).
* src/atomic_ops.h [AO_AO_TS_T || AO_CHAR_TS_T] (AO_HAVE_CLEAR): Define
(unless already defined).
* src/atomic_ops/sysdeps/gcc/generic.h (AO_HAVE_CLEAR): Define (along
with AO_CLEAR).
* src/atomic_ops/sysdeps/gcc/hppa.h (AO_HAVE_CLEAR): Likewise.
* src/atomic_ops/sysdeps/hpc/hppa.h (AO_HAVE_CLEAR): Likewise.

7 years agoWorkaround 'value of abort unknown' cppcheck info message
Ivan Maidanski [Mon, 24 Apr 2017 17:47:35 +0000 (20:47 +0300)]
Workaround 'value of abort unknown' cppcheck info message
(fix commit 9f4a38e)

* src/atomic_ops_malloc.c [_WIN32_WCE || __MINGW32CE__] (abort): Check
defined(AO_HAVE_abort) instead of defined(abort).
* tests/run_parallel.h [_WIN32_WCE || __MINGW32CE__] (abort): Likewise.
* tests/test_stack.c [_WIN32_WCE || __MINGW32CE__] (abort): Likewise.

7 years agoWorkaround 'uninitialized variable' cppcheck error in hpc/hppa.h
Ivan Maidanski [Mon, 24 Apr 2017 17:26:38 +0000 (20:26 +0300)]
Workaround 'uninitialized variable' cppcheck error in hpc/hppa.h

* src/atomic_ops/sysdeps/hpc/hppa.h [CPPCHECK] (AO_test_and_set_full):
Initialize "ret" local variable (to zero) before AO_ldcw call; add
comment.

7 years agoTravis CI: Fix build_command for Coverity Scan
Ivan Maidanski [Mon, 24 Apr 2017 08:37:44 +0000 (11:37 +0300)]
Travis CI: Fix build_command for Coverity Scan
(fix commit 18f1ddd)

7 years agoWorkaround 'resource leak' false positives in AO_malloc, add_elements
Ivan Maidanski [Fri, 21 Apr 2017 07:10:58 +0000 (10:10 +0300)]
Workaround 'resource leak' false positives in AO_malloc, add_elements

* src/atomic_ops_stack.c [AO_HAVE_compare_double_and_swap_double
&& LINT2] (AO_noop_sink): New global volatile variable.
* src/atomic_ops_stack.c [AO_HAVE_compare_double_and_swap_double
&& LINT2] (AO_stack_push_release): Store element value to AO_noop_sink;
add comment.

7 years agoWorkaround 'uninitialized memory use' code analyzer false warning (tests)
Ivan Maidanski [Wed, 19 Apr 2017 21:44:43 +0000 (00:44 +0300)]
Workaround 'uninitialized memory use' code analyzer false warning (tests)

* tests/test_atomic_include.template [AO_HAVE_storeXX && LINT2
&& AO_PREFER_GENERALIZED] (test_atomicXX): Initialize x local variable
(before AO_storeXX which can be defined using CAS); update comment.
* tests/test_atomic_include.template [AO_HAVE_short_storeXX && LINT2
&& AO_PREFER_GENERALIZED] (test_atomicXX): Initialize s local variable.
* tests/test_atomic_include.template [AO_HAVE_char_storeXX && LINT2
&& AO_PREFER_GENERALIZED] (test_atomicXX): Initialize b local variable.
* tests/test_atomic_include.template [AO_HAVE_int_storeXX && LINT2
&& AO_PREFER_GENERALIZED] (test_atomicXX): Initialize zz local variable.

7 years agoTravis CI: Test also by Coverity Scan
Ivan Maidanski [Wed, 19 Apr 2017 20:40:44 +0000 (23:40 +0300)]
Travis CI: Test also by Coverity Scan

7 years agoAdd Coverity Scan (static code analysis status) badge to README
Ivan Maidanski [Wed, 19 Apr 2017 20:32:11 +0000 (23:32 +0300)]
Add Coverity Scan (static code analysis status) badge to README

7 years agoWorkaround test_stack failure on AIX/ppc
Fabrizio Fabbri [Fri, 7 Apr 2017 13:56:04 +0000 (09:56 -0400)]
Workaround test_stack failure on AIX/ppc

* src/atomic_ops_stack.c [AO_USE_ALMOST_LOCK_FREE]
(AO_stack_pop_explicit_aux_acquire): Replace AO_load to AO_load_acquire
when loaded value is compared to first; add comment.

7 years agoUse CLANG/GNUC_PREREQ macros in gcc/powerpc.h
Ivan Maidanski [Sat, 15 Apr 2017 06:56:36 +0000 (09:56 +0300)]
Use CLANG/GNUC_PREREQ macros in gcc/powerpc.h

* src/atomic_ops/sysdeps/gcc/powerpc.h: Use AO_GNUC_PREREQ() instead
of direct use of __GNUC[_MINOR]__; use AO_CLANG_PREREQ() instead of
direct use __clang_major__ and __clang_minor__.

7 years agoUse GCC atomic intrinsics for PowerPC 32/64 (GCC 4.8+ and clang 3.8+)
Ivan Maidanski [Fri, 5 Aug 2016 19:03:12 +0000 (22:03 +0300)]
Use GCC atomic intrinsics for PowerPC 32/64 (GCC 4.8+ and clang 3.8+)
(Cherry-pick commit 8e62b6f from 'ppc-gcc-atomics' branch.)

* src/atomic_ops/sysdeps/gcc/powerpc.h: Include generic.h and do not
include all_aligned_atomic_load_store.h, test_and_set_t_is_ao_t.h if
GCC 4.8+ or clang 3.8+ unless AO_DISABLE_GCC_ATOMICS.
* src/atomic_ops/sysdeps/gcc/powerpc.h (AO_nop_full, AO_lwsync,
AO_nop_write, AO_nop_read, AO_load_acquire, AO_store_release,
AO_test_and_set, AO_test_and_set_release, AO_test_and_set_full,
AO_compare_and_swap, AO_compare_and_swap_acquire,
AO_compare_and_swap_release, AO_compare_and_swap_full,
AO_fetch_compare_and_swap, AO_fetch_compare_and_swap_acquire,
AO_fetch_compare_and_swap_release, AO_fetch_compare_and_swap_full,
AO_fetch_and_add, AO_fetch_and_add_acquire, AO_fetch_and_add_release,
AO_fetch_and_add_full, AO_T_IS_INT): Do not define if generic.h is
included.

7 years agoUpdate ChangeLog file
Ivan Maidanski [Tue, 4 Apr 2017 20:03:59 +0000 (23:03 +0300)]
Update ChangeLog file

7 years agoUpdate ChangeLog file (v7.2 - v7.4 changes only)
Ivan Maidanski [Tue, 4 Apr 2017 08:35:50 +0000 (11:35 +0300)]
Update ChangeLog file (v7.2 - v7.4 changes only)

7 years agoChangeLog: remove trailing dots
Ivan Maidanski [Tue, 4 Apr 2017 08:18:14 +0000 (11:18 +0300)]
ChangeLog: remove trailing dots

7 years agoTravis CI: Test also with mingw-w64 cross-compiler
Ivan Maidanski [Mon, 3 Apr 2017 06:04:11 +0000 (09:04 +0300)]
Travis CI: Test also with mingw-w64 cross-compiler

7 years agoTravis CI: Set MAKEFILE_TARGET in 'matrix:include'
Ivan Maidanski [Mon, 3 Apr 2017 05:56:42 +0000 (08:56 +0300)]
Travis CI: Set MAKEFILE_TARGET in 'matrix:include'
(refactor commit 859f874a)

7 years agoTravis CI: Replace multiple CONF_x with a single CONF_OPTIONS variable
Ivan Maidanski [Tue, 28 Mar 2017 08:19:57 +0000 (11:19 +0300)]
Travis CI: Replace multiple CONF_x with a single CONF_OPTIONS variable
(code refactoring)

7 years agoRevert 'Fix store-load ordering in AO_stack_pop_explicit_aux_acquire'
Ivan Maidanski [Mon, 27 Mar 2017 07:17:28 +0000 (10:17 +0300)]
Revert 'Fix store-load ordering in AO_stack_pop_explicit_aux_acquire'

This reverts commit 85dd735949d712fa5db4bde0f0fc74f15a624222.

As reported in issue #15, adding AO_nop_full to
AO_stack_pop_explicit_aux_acquire does not solve test_stack failure
on Power7.

7 years agoTravis CI: Run cppcheck once per build configuration
Ivan Maidanski [Fri, 24 Mar 2017 16:20:12 +0000 (19:20 +0300)]
Travis CI: Run cppcheck once per build configuration
(refactoring of commit ff3885c)

7 years agoTravis CI: Move optional -D arguments of CSA to CFLAGS_EXTRA
Ivan Maidanski [Fri, 24 Mar 2017 16:02:18 +0000 (19:02 +0300)]
Travis CI: Move optional -D arguments of CSA to CFLAGS_EXTRA
(refactoring of commit 4393a96)

7 years agoTravis CI: Use inline format for some 'env' attributes
Ivan Maidanski [Fri, 24 Mar 2017 15:46:06 +0000 (18:46 +0300)]
Travis CI: Use inline format for some 'env' attributes

7 years agoTravis CI: Test also Intel x32 builds (Linux)
Ivan Maidanski [Thu, 23 Mar 2017 18:08:18 +0000 (21:08 +0300)]
Travis CI: Test also Intel x32 builds (Linux)

7 years agoTravis CI: Test also 32-bit, 64-bit builds with clang-4.0, gcc-5 (Linux)
Ivan Maidanski [Thu, 23 Mar 2017 18:02:46 +0000 (21:02 +0300)]
Travis CI: Test also 32-bit, 64-bit builds with clang-4.0, gcc-5 (Linux)

7 years agoTravis CI: Use inline format for 'packages' and 'sources'
Ivan Maidanski [Thu, 23 Mar 2017 17:57:48 +0000 (20:57 +0300)]
Travis CI: Use inline format for 'packages' and 'sources'
(refactoring of commit 6098194)

7 years agoTravis CI: Test also with -D _FORTIFY_SOURCE, -std=c11, -std=c89
Ivan Maidanski [Thu, 23 Mar 2017 07:37:59 +0000 (10:37 +0300)]
Travis CI: Test also with -D _FORTIFY_SOURCE, -std=c11, -std=c89

7 years agoTravis CI: Use -march=native for MSan/UBSan, musl-gcc, no atomic-intrinsics
Ivan Maidanski [Thu, 23 Mar 2017 07:29:45 +0000 (10:29 +0300)]
Travis CI: Use -march=native for MSan/UBSan, musl-gcc, no atomic-intrinsics

7 years agoTravis CI: Use CSA v4.0 (clang-4.0)
Ivan Maidanski [Thu, 23 Mar 2017 07:27:16 +0000 (10:27 +0300)]
Travis CI: Use CSA v4.0 (clang-4.0)

7 years agoTravis CI: Use inline format of 'addons' and 'env'
Ivan Maidanski [Thu, 23 Mar 2017 07:23:10 +0000 (10:23 +0300)]
Travis CI: Use inline format of 'addons' and 'env'
(code refactoring of commits d808080, 0f3f282)

7 years agoEliminate 'implicit declaration of close' warning in 'strict ANSI' mode
Ivan Maidanski [Thu, 23 Mar 2017 06:52:55 +0000 (09:52 +0300)]
Eliminate 'implicit declaration of close' warning in 'strict ANSI' mode

* src/atomic_ops_malloc.c [HAVE_MMAP && !USE_MMAP_ANON]: Include
unistd.h (to declare "close" function).

7 years agoFix block_all_signals compilation in 'strict ANSI' mode
Ivan Maidanski [Thu, 23 Mar 2017 06:41:37 +0000 (09:41 +0300)]
Fix block_all_signals compilation in 'strict ANSI' mode

* src/atomic_ops.c [(__linux__ || __GLIBC__ || __GNU__)
&& !AO_USE_NO_SIGNALS] (_GNU_SOURCE): Define (before including system
headers).

7 years agoTravis CI: Also test with musl-gcc (Linux)
Ivan Maidanski [Tue, 21 Mar 2017 09:01:26 +0000 (12:01 +0300)]
Travis CI: Also test with musl-gcc (Linux)

7 years agoTravis CI: Do not specify compiler for OS X builds
Ivan Maidanski [Mon, 20 Mar 2017 22:43:09 +0000 (01:43 +0300)]
Travis CI: Do not specify compiler for OS X builds

7 years agoTravis CI: Run CSA in a standalone test configuration
Ivan Maidanski [Mon, 20 Mar 2017 22:29:34 +0000 (01:29 +0300)]
Travis CI: Run CSA in a standalone test configuration

7 years agoTravis CI: Specify test configurations using 'matrix:include'
Ivan Maidanski [Mon, 20 Mar 2017 22:22:20 +0000 (01:22 +0300)]
Travis CI: Specify test configurations using 'matrix:include'
(code refactoring)

Also, require "sudo" only where needed.

7 years agoFix AO_SIZE_MAX definition (Linux/musl-gcc)
Ivan Maidanski [Wed, 15 Mar 2017 08:27:48 +0000 (11:27 +0300)]
Fix AO_SIZE_MAX definition (Linux/musl-gcc)
(fix commit b1365bd)

* src/atomic_ops_malloc.c [SIZE_MAX && !CPPCHECK] (AO_SIZE_MAX): Cast
SIZE_MAX to size_t explicitly (to workaround incorrect definition
of SIZE_MAX - e.g. it is defined as ~0ULL in musl-tools which is not
correct for a 32-bit target).

7 years agoRefine configure messages when checking for compiler options
Ivan Maidanski [Wed, 15 Mar 2017 08:22:26 +0000 (11:22 +0300)]
Refine configure messages when checking for compiler options

* configure.ac (AC_MSG_CHECKING, AC_MSG_RESULT): Refine message when
checking for a compiler option support (replace "gcc" with "compiler"),
and when reporting PIC option required; put string in [].
* configure.ac (AC_MSG_RESULT): Do not put string in quotes.

7 years agoTravis CI: Put a space after '-D', '-U' for cppcheck, clang, gcc
Ivan Maidanski [Fri, 10 Mar 2017 08:22:09 +0000 (11:22 +0300)]
Travis CI: Put a space after '-D', '-U' for cppcheck, clang, gcc
(refactoring of commits 4393a96, 797e428, ff3885c, 76825c7, 106bab9)

7 years agoWorkaround 'obsolescent ftime called' cppcheck style warning (POSIX)
Ivan Maidanski [Thu, 9 Mar 2017 04:53:32 +0000 (07:53 +0300)]
Workaround 'obsolescent ftime called' cppcheck style warning (POSIX)

* tests/test_stack.c [!NO_TIMES && (USE_WINTHREADS
|| AO_USE_WIN32_PTHREADS)] (get_msecs): Use gettimeofday-based
implementation if CPPCHECK.

7 years agoWorkaround 'shifting 32-bit value by 32 bits undefined' cppcheck warning
Ivan Maidanski [Thu, 9 Mar 2017 04:30:35 +0000 (07:30 +0300)]
Workaround 'shifting 32-bit value by 32 bits undefined' cppcheck warning

* src/atomic_ops_malloc.c [__SIZEOF_SIZE_T__==8] (msb): Ignore by
CPPCHECK.

7 years agoDefine CLANG/GNUC_PREREQ macros to check gcc/clang minimum version
Ivan Maidanski [Mon, 6 Mar 2017 04:32:19 +0000 (07:32 +0300)]
Define CLANG/GNUC_PREREQ macros to check gcc/clang minimum version
(code refactoring)

* src/atomic_ops.h (AO_GNUC_PREREQ, AO_CLANG_PREREQ): New internal
macro.
* src/atomic_ops.h (AO_EXPECT_FALSE): Use AO_GNUC_PREREQ() instead of
direct use of __GNUC[_MINOR]__.
* src/atomic_ops.h [__x86_64__] (AO_USE_SYNC_CAS_BUILTIN): Likewise.
* src/atomic_ops/sysdeps/gcc/arm.h (AO_GCC_ATOMIC_TEST_AND_SET):
Likewise.
* src/atomic_ops/sysdeps/gcc/mips.h: Likewise.
* src/atomic_ops/sysdeps/gcc/tile.h: Likewise.
* src/atomic_ops/sysdeps/gcc/x86.h (AO_GCC_ATOMIC_TEST_AND_SET):
Likewise.
* src/atomic_ops/sysdeps/standard_ao_double_t.h (pragma GCC,
double_ptr_storage): Likewise.
* src/atomic_ops.h [!AO_ATTR_NO_SANITIZE_MEMORY]
(AO_ATTR_NO_SANITIZE_MEMORY): Use AO_CLANG_PREREQ() instead of direct
use __clang_major__ and __clang_minor__.
* src/atomic_ops/sysdeps/gcc/arm.h (AO_GCC_ATOMIC_TEST_AND_SET,
AO_ARM_HAVE_LDREXD): Likewise.
* src/atomic_ops/sysdeps/gcc/mips.h: Likewise.
* src/atomic_ops/sysdeps/gcc/tile.h: Likewise.
* src/atomic_ops/sysdeps/gcc/x86.h (AO_GCC_ATOMIC_TEST_AND_SET,
AO_SKIPATOMIC_double_load): Likewise.
* src/atomic_ops/sysdeps/standard_ao_double_t.h (pragma GCC): Likewise.

7 years agoFix missing .exe for test filenames in Makefile (MinGW)
Ivan Maidanski [Wed, 1 Mar 2017 22:50:24 +0000 (01:50 +0300)]
Fix missing .exe for test filenames in Makefile (MinGW)
(fix commits ad82960, 13a17dd, ecd43ca)

* tests/Makefile.am (TESTS, check-without-test-driver): Add $(EXEEXT)
suffix to each item (test).
* tests/Makefile.am (TEST_OBJS): Reorder items (to match the that of
TESTS).
* tests/Makefile.am (check_PROGRAMS): Specify all items explicitly (so
that to have all items without the suffix as before this change).

7 years agoTravis CI: Test also with kernel.org gcc-4.2, gcc-4.6 cross-compilers
Ivan Maidanski [Mon, 27 Feb 2017 18:17:42 +0000 (21:17 +0300)]
Travis CI: Test also with  gcc-4.2, gcc-4.6 cross-compilers
(avr32, cris, sh4, tilegx)

7 years agoAllow alternate CC (CROSS_CC) for AC_TRY_COMPILE (configure)
Ivan Maidanski [Mon, 27 Feb 2017 17:58:28 +0000 (20:58 +0300)]
Allow alternate CC (CROSS_CC) for AC_TRY_COMPILE (configure)

* configure.ac [GCC && CROSS_CC] (CC): Assign to CROSS_CC temporarily
(for AC_TRY_COMPILE); restore original value after last AC_TRY_COMPILE.

7 years agoTravis CI: Test also with other kernel.org gcc-4.9 cross-compilers
Ivan Maidanski [Wed, 22 Feb 2017 21:44:46 +0000 (00:44 +0300)]
Travis CI: Test also with other  gcc-4.9 cross-compilers
(aarch64, alpha, hppa, ia64, m68k, mips[64], powerpc[64], s390x, sparc[64])

7 years agoTravis CI: Move CROSS_ prefix from NOLIBC_ARCH_ABI to GCC_VER variable
Ivan Maidanski [Wed, 22 Feb 2017 20:53:05 +0000 (23:53 +0300)]
Travis CI: Move CROSS_ prefix from NOLIBC_ARCH_ABI to GCC_VER variable
(code refactoring of commit a596be3)

7 years agoTravis CI: Reformat 'env' section (describe each configuration in a line)
Ivan Maidanski [Wed, 22 Feb 2017 15:37:50 +0000 (18:37 +0300)]
Travis CI: Reformat 'env' section (describe each configuration in a line)
(fix commits 641030c, ff3885c)

7 years agoTravis CI: Also test with ARM cross-compiler
Ivan Maidanski [Wed, 22 Feb 2017 06:55:09 +0000 (09:55 +0300)]
Travis CI: Also test with ARM cross-compiler

7 years agoTravis CI: Move cppcheck to parent (home) folder
Ivan Maidanski [Wed, 22 Feb 2017 06:45:48 +0000 (09:45 +0300)]
Travis CI: Move cppcheck to parent (home) folder
(fix commit ff3885c)

7 years agoFix 'Cannot implement CAS_full on this architecture' build error (cris)
Ivan Maidanski [Tue, 21 Feb 2017 21:05:11 +0000 (00:05 +0300)]
Fix 'Cannot implement CAS_full on this architecture' build error (cris)

* src/atomic_ops.h [__cris__ || CRIS] (AO_CAN_EMUL_CAS): Define.
* src/atomic_ops/sysdeps/gcc/cris.h: Add TODO to implement CAS.

7 years agoEliminate 'missing braces around initializer' gcc warning (hppa)
Ivan Maidanski [Tue, 21 Feb 2017 20:38:47 +0000 (23:38 +0300)]
Eliminate 'missing braces around initializer' gcc warning (hppa)

* src/atomic_ops/sysdeps/gcc/hppa.h (AO_TS_INITIALIZER): Add extra
outermost {} braces.

7 years agoUpdate shared libraries version info to differentiate against v7.4.x
Ivan Maidanski [Tue, 21 Feb 2017 08:43:42 +0000 (11:43 +0300)]
Update shared libraries version info to differentiate against v7.4.x

Version info "current" and "age" numbers are incremented, "revision"
number is reset to zero (indicating that programs using the previous
libraries version may use the new version as drop-in replacement).
Thus, version info is 2:0:1 now (both for libatomic_ops.so and
libatomic_ops_gpl.so).

* src/Makefile.am (LIBATOMIC_OPS_VER_INFO, LIBATOMIC_OPS_GPL_VER_INFO):
Change version info from 1:3:0 (used for libatomic_ops v7.4.x releases)
to 2:0:1.

7 years agoFix 'unknown attribute no_sanitize' compiler warning (clang prior to v3.8)
Ivan Maidanski [Mon, 20 Feb 2017 20:30:55 +0000 (23:30 +0300)]
Fix 'unknown attribute no_sanitize' compiler warning (clang prior to v3.8)

* src/atomic_ops.h [!AO_ATTR_NO_SANITIZE_MEMORY && AO_MEMORY_SANITIZER]
(AO_ATTR_NO_SANITIZE_MEMORY): Do not define to no_sanitize attribute
unless clang-3.8+ (or not clang).
* tests/test_atomic_include.template [AO_HAVE_storeXX
&& AO_MEMORY_SANITIZER && AO_PREFER_GENERALIZED] (test_atomicXX):
Initialize x local variable (before AO_storeXX which can be defined
using CAS); add comment.
* tests/test_atomic_include.template [AO_HAVE_short_storeXX
&& AO_MEMORY_SANITIZER && AO_PREFER_GENERALIZED] (test_atomicXX):
Initialize s local variable.
* tests/test_atomic_include.template [AO_HAVE_char_storeXX
&& AO_MEMORY_SANITIZER && AO_PREFER_GENERALIZED] (test_atomicXX):
Initialize b local variable.
* tests/test_atomic_include.template [AO_HAVE_int_storeXX
&& AO_MEMORY_SANITIZER && AO_PREFER_GENERALIZED] (test_atomicXX):
Initialize zz local variable.

7 years agoEliminate 'condition sizeof(long)>4 is always true' cppcheck style warning
Ivan Maidanski [Mon, 20 Feb 2017 19:16:54 +0000 (22:16 +0300)]
Eliminate 'condition sizeof(long)>4 is always true' cppcheck style warning

* src/atomic_ops_malloc.c (msb): Cast (s >> 32) to unsigned int type
before assigning the result to v; check __SIZEOF_SIZE_T__ value (if
defined) to decide whether (s >> 32) is needed; move condition
(sizeof(size_t) > 4) to SIZEOF_SIZE_T_GT_4 macro (to eliminate cppcheck
false report that the condition is always true).

7 years agoFix typo in comments in gcc/arm.h
Ivan Maidanski [Mon, 20 Feb 2017 08:19:54 +0000 (11:19 +0300)]
Fix typo in comments in gcc/arm.h

* src/atomic_ops/sysdeps/gcc/arm.h [!AO_GENERALIZE_ASM_BOOL_CAS]
(AO_compare_and_swap): Fix typo ("succeeded") and add "then" in comment.
* src/atomic_ops/sysdeps/gcc/arm.h [AO_ARM_HAVE_LDREXD]
(AO_double_compare_and_swap): Likewise.

7 years agoWorkaround 'AM_EXTRA_RECURSIVE_TARGETS not found in library' autoconf error
Ivan Maidanski [Mon, 20 Feb 2017 08:10:07 +0000 (11:10 +0300)]
Workaround 'AM_EXTRA_RECURSIVE_TARGETS not found in library' autoconf error
(fix commit 3b7e732)

* Makefile.am (.PHONY): Add check-nolink, check-nolink-local targets.
* Makefile.am (check-nolink): New target (which invokes existing
check-nolink-local in this Makefile and in tests/Makefile).
* configure.ac (AM_EXTRA_RECURSIVE_TARGETS): Remove (this directive
is not supported by autoconf-1.12 and earlier).

7 years agoTravis CI: Run 'make check-without-test-driver' for build with MSan/UBsan
Ivan Maidanski [Sat, 18 Feb 2017 14:46:17 +0000 (17:46 +0300)]
Travis CI: Run 'make check-without-test-driver' for build with MSan/UBsan
(fix commit 8277cbf)

7 years agoTravis CI: Use 'make all' to generate list_atomic.c, test_atomic_include.h
Ivan Maidanski [Sat, 18 Feb 2017 14:35:28 +0000 (17:35 +0300)]
Travis CI: Use 'make all' to generate list_atomic.c, test_atomic_include.h
(fix commits 4393a96, ff3885c)

7 years agoTravis CI: Do not output config.h if CSA_CHECK or CPPCHECK
Ivan Maidanski [Sat, 18 Feb 2017 14:20:05 +0000 (17:20 +0300)]
Travis CI: Do not output config.h if CSA_CHECK or CPPCHECK
(fix commit e6249bb)

7 years agoAdd Makefile target to run all tests without test-driver
Ivan Maidanski [Sat, 18 Feb 2017 07:23:33 +0000 (10:23 +0300)]
Add Makefile target to run all tests without test-driver

This could be used to catch errors reported by MemorySanitizer
(the traditional "make check" shows the tests with MSan errors as
skipped, so it does not lead to a non-zero exit code of make itself).

* tests/Makefile.am (check-without-test-driver): New phony target (to
compile, link and execute all tests not using test-driver).

7 years agoAdd Makefile target (check-nolink) to compile all source without linking
Ivan Maidanski [Sat, 18 Feb 2017 06:21:58 +0000 (09:21 +0300)]
Add Makefile target (check-nolink) to compile all source without linking

Note: it is assumed --enable-shared is not passed to configure.

* Makefile.am (check-nolink-local): New Makefile phony target (just
redirects to "all").
* configure.ac: Define check-nolink by AM_EXTRA_RECURSIVE_TARGETS.
* tests/Makefile.am (TEST_OBJS): New variable (with a list of the test
.o files).
* tests/Makefile.am (check-nolink-local): New Makefile phony target
(forces all tests to be compiled but not linked).

7 years agoRefine documentation in Makefile.msft how to run all tests (MS VC)
Ivan Maidanski [Fri, 17 Feb 2017 20:48:23 +0000 (23:48 +0300)]
Refine documentation in Makefile.msft how to run all tests (MS VC)

* src/Makefile.msft: Refine comment about all tests execution
("make check" is redundant, it is enough to run only "make" to
auto-generate list_atomic.c and test_atomic_include.h).

7 years agoMove libraries version info to the beginning of Makefile.am
Ivan Maidanski [Fri, 17 Feb 2017 20:27:19 +0000 (23:27 +0300)]
Move libraries version info to the beginning of Makefile.am
(code refactoring)

* src/Makefile.am (LIBATOMIC_OPS_VER_INFO, LIBATOMIC_OPS_GPL_VER_INFO):
New variable; add comment about the version update rule.
* src/Makefile.am (libatomic_ops_la_LDFLAGS,
libatomic_ops_gpl_la_LDFLAGS): Use LIBATOMIC_OPS_[GPL_]VER_INFO
instead direct hard-coding of version info.

7 years agoTravis CI: Also test with Memory and Unexpected Behavior sanitizers
Ivan Maidanski [Fri, 17 Feb 2017 08:51:30 +0000 (11:51 +0300)]
Travis CI: Also test with Memory and Unexpected Behavior sanitizers

Note: Currently an error found by MSan/UBSan does not cause Travis build
to fail, the log should be examined manually for the absence of
"MemorySanitizer" and "runtime error" character sequences (the error
messages are shown in red).

7 years agoTravis CI: Fix indent of CFLAGS_EXTRA assignment if SANITIZE set
Ivan Maidanski [Thu, 16 Feb 2017 21:44:14 +0000 (00:44 +0300)]
Travis CI: Fix indent of CFLAGS_EXTRA assignment if SANITIZE set
(fix commit fc43ce4)

7 years agoTravis CI: Output config.h content
Ivan Maidanski [Thu, 16 Feb 2017 21:36:33 +0000 (00:36 +0300)]
Travis CI: Output config.h content

7 years agoTravis CI: Also test --disable-atomic-intrinsics
Ivan Maidanski [Thu, 16 Feb 2017 18:34:45 +0000 (21:34 +0300)]
Travis CI: Also test --disable-atomic-intrinsics

7 years agoTravis CI: Test also with AddressSanitizer (ASan)
Ivan Maidanski [Thu, 16 Feb 2017 07:16:30 +0000 (10:16 +0300)]
Travis CI: Test also with AddressSanitizer (ASan)

7 years agoWorkaround MSan warning about uninitialized data read by generalized store
Ivan Maidanski [Thu, 16 Feb 2017 06:43:25 +0000 (09:43 +0300)]
Workaround MSan warning about uninitialized data read by generalized store

* src/atomic_ops.h [__has_feature(memory_sanitizer)]
(AO_MEMORY_SANITIZER): Define.
* src/atomic_ops.h [AO_MEMORY_SANITIZER] (AO_ATTR_NO_SANITIZE_MEMORY):
Likewise.
* src/atomic_ops/generalize-small.h: Regenerate.
* src/atomic_ops/generalize-small.template
[AO_HAVE_XSIZE_compare_and_swap_write && !AO_HAVE_XSIZE_store_write]
(AO_XSIZE_store_write): Add AO_ATTR_NO_SANITIZE_MEMORY attribute.
* src/atomic_ops/generalize-small.template
[AO_HAVE_XSIZE_compare_and_swap && !AO_HAVE_XSIZE_store]
(AO_XSIZE_store): Likewise.
* src/atomic_ops/generalize-small.template
[AO_HAVE_XSIZE_compare_and_swap_release && !AO_HAVE_XSIZE_store_release]
(AO_XSIZE_store_release): Likewise.
* src/atomic_ops/generalize-small.template
[AO_HAVE_XSIZE_compare_and_swap_full && !AO_HAVE_XSIZE_store_full]
(AO_XSIZE_store_full): Likewise.

7 years ago.gitignore: Ignore *.sancov (generated by ASan)
Ivan Maidanski [Wed, 15 Feb 2017 21:41:00 +0000 (00:41 +0300)]
.gitignore: Ignore *.sancov (generated by ASan)

7 years agoTravis CI: Add source check by cppcheck
Ivan Maidanski [Mon, 13 Feb 2017 21:54:35 +0000 (00:54 +0300)]
Travis CI: Add source check by cppcheck

7 years agoTravis CI: Pass -D DEBUG_RUN_ONE_TEST to CFLAGS during test coverage check
Ivan Maidanski [Mon, 13 Feb 2017 21:39:50 +0000 (00:39 +0300)]
Travis CI: Pass -D DEBUG_RUN_ONE_TEST to CFLAGS during test coverage check

7 years agoTravis CI: Add source check by Clang Static Analyzer
Ivan Maidanski [Mon, 13 Feb 2017 21:34:07 +0000 (00:34 +0300)]
Travis CI: Add source check by Clang Static Analyzer