Aldy Hernandez
be223aafde
Add Patrick Marlier to ChangeLog entry.
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From-SVN: r182912
2012-01-05 14:16:39 +00:00
Aldy Hernandez
1f53a8e6ab
re PR libitm/51171 (XFAIL: libitm.c/reentrant.c execution test)
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PR other/51171
* testsuite/libitm.c/reentrant.c: Remove xfail.
(thread): Pass x to pure().
From-SVN: r182911
2012-01-05 14:14:29 +00:00
Torvald Riegel
c898f7b85f
libitm: Don't enforce privatization safety if already in serial mode.
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libitm/
* beginend.cc (GTM::gtm_thread::trycommit): Don't enforce
privatization safety if already in serial mode.
From-SVN: r182676
2011-12-24 01:42:48 +00:00
Torvald Riegel
610e390135
libitm: Fix privatization safety during upgrades to serial mode.
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libitm/
* beginend.cc (GTM::gtm_thread::restart): Add and handle
finish_serial_upgrade parameter.
* libitm.h (GTM::gtm_thread::restart): Adapt declaration.
* config/linux/rwlock.cc (GTM::gtm_rwlock::write_lock_generic):
Don't unset reader flag.
(GTM::gtm_rwlock::write_upgrade_finish): New.
* config/posix/rwlock.cc: Same.
* config/linux/rwlock.h (GTM::gtm_rwlock::write_upgrade_finish):
Declare.
* config/posix/rwlock.h: Same.
* method-serial.cc (GTM::gtm_thread::serialirr_mode): Unset reader
flag after commit or after rollback when restarting.
From-SVN: r182675
2011-12-24 01:42:35 +00:00
Torvald Riegel
799142bf74
libitm: Fixed conversion to C++11 atomics.
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libitm/
* beginend.cc (GTM::gtm_thread::begin_transaction): Add comment.
(GTM::gtm_thread::try_commit): Changed memory order.
* config/linux/alpha/futex_bits.h (sys_futex0): Take atomic int
as parameter.
* config/linux/x86/futex_bits.h (sys_futex0): Same.
* config/linux/sh/futex_bits.h (sys_futex0): Same.
* config/linux/futex_bits.h (sys_futex0): Same.
* config/linux/futex.cc (futex_wait, futex_wake): Same.
* config/linux/futex.h (futex_wait, futex_wake): Same.
* config/linux/rwlock.h (gtm_rwlock::writers,
gtm_rwlock::writer_readers, gtm_rwlock::readers): Change to atomic
ints.
* config/linux/rwlock.cc (gtm_rwlock::read_lock,
gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock,
gtm_rwlock::write_unlock): Fix memory orders and fences.
* config/posix/rwlock.cc (gtm_rwlock::read_lock,
gtm_rwlock::write_lock_generic, gtm_rwlock::read_unlock,
gtm_rwlock::write_unlock): Same.
* config/linux/rwlock.h (gtm_rwlock::summary): Change to atomic int.
* method-gl.cc (gl_mg::init, gl_wt_dispatch::memtransfer_static,
gl_wt_dispatch::memset_static, gl_wt_dispatch::begin_or_restart):
Add comments.
(gl_wt_dispatch::pre_write, gl_wt_dispatch::validate,
gl_wt_dispatch::load, gl_wt_dispatch::store,
gl_wt_dispatch::try_commit, gl_wt_dispatch::rollback): Fix memory
orders and fences. Add comments.
From-SVN: r182674
2011-12-24 01:42:20 +00:00
Jakub Jelinek
b0f96e350a
Makefile.am (AM_CXXFLAGS): Put $(XCFLAGS) first.
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* Makefile.am (AM_CXXFLAGS): Put $(XCFLAGS) first.
* Makefile.in: Regenerated.
From-SVN: r182593
2011-12-21 17:14:11 +01:00
Kaz Kojima
cc16324749
configure.tgt: Add sh* case.
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* configure.tgt: Add sh* case.
* config/sh/target.h: New file.
* config/sh/sjlj.S: New file.
* config/linux/sh/futex_bits.h: New file.
From-SVN: r182429
2011-12-17 03:19:40 +00:00
Richard Henderson
aebac0ca06
arm-linux: Add libitm support.
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* config/arm/hwcap.h, config/arm/hwcap.cc: New files.
* config/arm/sjlj.S, config/arm/target.h: New files.
* config/generic/asmcfi.h (cfi_adjust_cfa_offset): New.
(cfi_rel_offset): New.
* config/linux/futex_bits.h: New file.
* config/linux/futex.cc: Include futex_bits.h here...
* config/linux/futex.h: ... not here.
* Makefile.am (libitm_la_SOURCES) <ARCH_ARM>: Add hwcap.cc.
* configure.ac (ARCH_AM): New conditional.
* Makefile.in, configure: Rebuild.
* configure.tgt: Handle ARM.
From-SVN: r182355
2011-12-14 19:24:05 -08:00
Richard Henderson
5d9d05d349
rwlock.cc (gtm_rwlock::write_lock_generic): Fix signed/unsigned comparison werror.
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* config/posix/rwlock.cc (gtm_rwlock::write_lock_generic): Fix
signed/unsigned comparison werror.
From-SVN: r182302
2011-12-13 12:10:36 -08:00
Richard Henderson
36cfbee133
libitm: Conversion to c++11 atomics.
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* local_atomic: New file.
* libitm_i.h: Include it.
(gtm_thread::shared_state): Use atomic template.
* beginend.cc (GTM::gtm_clock): Use atomic template.
(global_tid): Use atomic template if 64-bit atomics available.
(gtm_thread::gtm_thread): Update shared_state access.
(gtm_thread::trycommit): Likewise.
(choose_code_path): Update global_tid access.
* method-gl.cc (gl_mg::orec): Use atomic template. Update all users.
* stmlock.h (GTM::gtm_clock): Use atomic template.
(gtm_get_clock, gtm_inc_clock): Update accesses.
* config/linux/rwlock.cc (gtm_rwlock::read_lock): Remove
redundant __sync_synchronize after atomic shared_state access.
* config/posix/rwlock.cc (gtm_rwlock::read_lock): Likewise.
(gtm_rwlock::write_lock_generic): Likewise.
(gtm_rwlock::read_unlock): Likewise.
* config/alpha/target.h (atomic_read_barrier): Remove.
(atomic_write_barrier): Remove.
* config/x86/target.h (atomic_read_barrier): Remove.
(atomic_write_barrier): Remove.
From-SVN: r182294
2011-12-13 11:11:25 -08:00
Richard Henderson
062f93f255
Swap the action and jmpbuf arguments to GTM_longjmp
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On several ABIs, the first register parameter is the same as
the return value register. Moving the action parameter first
avoids the need for register shuffling on these targets.
* libitm_i.h (GTM_longjmp): Swap first and second arguments.
* beginend.c (_ITM_abortTransaction): Update to match.
(GTM::gtm_thread::restart): Likewise.
* config/alpha/sjlj.S (GTM_longjmp): Likewise.
* config/x86/sjlj.S (GTM_longjmp): Likewise.
From-SVN: r181863
2011-11-30 14:29:33 -08:00
Iain Sandoe
bd8aaa863d
Makefile.am (libitm_la_LDFLAGS): Remove "-no-undefined".
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libitm:
* Makefile.am (libitm_la_LDFLAGS): Remove "-no-undefined".
* Makefile.in: Regenerate.
From-SVN: r181654
2011-11-23 09:46:59 +00:00
Iain Sandoe
8cf36bb3b8
weakref.m4: New file.
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config:
* weakref.m4: New file.
libitm:
* configure.ac: Use GCC_CHECK_ELF_STYLE_WEAKREF.
* alloc_cpp.cc: Generate dummy functions if we don't
HAVE_ELF_STYLE_WEAKREF.
* eh_cpp.cc: Likewise.
* configure: Regenerate.
* aclocal.m4: Likewise.
* config.h.in: Likewise.
* Makefile.in: Likewise.
* testsuite/Makefile.in: Likewise.
From-SVN: r181618
2011-11-22 14:49:11 +00:00
Iain Sandoe
0b41ebef72
sjlj.S (CONCAT1, [...]): Respond to __USER_LABEL_PREFIX__ for targets that use it.
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libitm:
* config/x86/sjlj.S (CONCAT1, CONCAT2, SYM): Respond to
__USER_LABEL_PREFIX__ for targets that use it.
TYPE, SIZE, HIDDEN): New macros to assist on non-elf targets.
(_ITM_beginTransaction): Use SYM, TYPE, SIZE macros to assist
in portability to non-elf targets.
(GTM_longjmp): LIkewise.
* libitm_i.h (begin_transaction): Apply __USER_LABEL_PREFIX__
where required.
From-SVN: r181612
2011-11-22 09:57:19 +00:00
Iain Sandoe
9c9d352aba
memcpy-1.c: Allow for MAP_ANON spelling.
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libitm:
* testsuite/libitm.c/memcpy-1.c: Allow for MAP_ANON spelling.
* testsuite/libitm.c/memset-1.c: Likewise.
From-SVN: r181611
2011-11-22 09:49:32 +00:00
Andreas Tobler
c6084f681e
Additional fixes for FreeBSD-10 build:
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/: * libtool.m4: Additional FreeBSD 10 fixes.
boehm-gc/: * configure: Regenerate.
gcc/: * configure: Regenerate.
libffi/: * configure: Regenerate.
libgfortran/: * configure: Regenerate.
libgomp/: * configure: Regenerate.
libitm/: * configure: Regenerate.
libjava/: * configure.ac: Fix some more FreeBSD 10 issues..
* configure: Regenerate.
libjava/libltdl/: * acinclude.m4: Additional FreeBSD 10 fixes.
* configure: Regenerate.
libmudflap/: * configure: Regenerate.
libobjc/: * configure: Regenerate.
libquadmath/: * configure: Regenerate.
libssp/: * configure: Regenerate.
libstdc++-v3/: * configure: Regenerate.
lto-plugin/: * configure: Regenerate.
zlib/: * configure: Regenerate.
From-SVN: r181593
2011-11-21 20:22:35 +01:00
Rainer Orth
adcd36bc3f
Support sun symbol versioning in libitm
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libitm:
* acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Handle gold.
(LIBITM_ENABLE_SYMVERS): Handle sun style.
* Makefile.am: Handle sun style versioning.
(libitm_la_LINK): Add $(libitm_la_LDFLAGS).
* configure: Regenerate.
* Makefile.in: Regenerate.
contrib:
* make_sunver.pl: Convert '?' in glob patterns to '.'.
From-SVN: r181588
2011-11-21 17:03:50 +00:00
Rainer Orth
59659b5967
Support libitm on Solaris 8 and 9/x86 with Sun as
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* config/generic/asmcfi.h: Fix comment.
* config/x86/sjlj.S (_ITM_beginTransaction): Provide ELF PIC code
sequence without .hidden support, error for non-ELF targets.
(GTM_longjmp) [__ELF__]: Only use .hidden if
HAVE_ATTRIBUTE_VISIBILITY.
From-SVN: r181481
2011-11-18 16:15:59 +00:00
Rainer Orth
d846e425c9
Provide all dummy functions in alloc_cpp.cc, eh_cpp.cc
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* alloc_cpp.cc [__osf__] (_ZnwX, _ZdlPv, _ZnaX, _ZdaPv,
_ZnwXRKSt9nothrow_t, _ZdlPvRKSt9nothrow_t, _ZdaPvRKSt9nothrow_t):
Dummy functions.
* eh_cpp.cc [__osf__] (__cxa_allocate_exception, __cxa_throw,
__cxa_begin_catch, __cxa_end_catch, __cxa_tm_cleanup): Likewise.
From-SVN: r181442
2011-11-17 11:34:33 +00:00
Uros Bizjak
807133470c
re PR bootstrap/51098 (bootstrap failed on avx i686, svn revision 181259 to 181267)
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PR bootstrap/51098
* acinclude.m4 (LIBITM_CHECK_AS_AVX): Fix target selector.
* configure: Regenerate.
From-SVN: r181408
2011-11-16 15:51:13 +01:00
H.J. Lu
2841f85e9c
Check ia32 instead of ilp32.
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2011-11-14 H.J. Lu <hongjiu.lu@intel.com>
* testsuite/lib/libitm.exp: Check ia32 instead of ilp32.
From-SVN: r181360
2011-11-14 10:12:24 -08:00
Rainer Orth
8851b42977
libitm port to Tru64 UNIX
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* config/alpha/sjlj.S (_ITM_beginTransaction) [!__ELF__]: Don't use
.hidden.
(.note.GNU-stack): Only use if __linux__.
* alloc_cpp.cc [!__osf__] (_ZnaXRKSt9nothrow_t): Dummy function.
* testsuite/libitm.c/notx.c: Use dg-options "-pthread".
* testsuite/libitm.c/reentrant.c: Likewise.
* testsuite/libitm.c/simple-2.c: Likewise.
* testsuite/libitm.c/txrelease.c: Likewise.
* testsuite/libitm.c++/static_ctor.C: Likewise.
From-SVN: r181262
2011-11-10 17:15:33 +00:00
Richard Henderson
d4b179020b
libitm: Don't add -mavx if the assembler doesn't support avx.
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* config/x86/x86_avx.cc: Remove #undef __AVX__ hack. Tidy comments.
* Makefile.am (x86_avx.lo): Only add -mavx if ARCH_X86_AVX.
* configure.ac (ARCH_X86_AVX): New conditional.
* Makefile.in, configure: Rebuild.
From-SVN: r181261
2011-11-10 09:09:04 -08:00
Richard Henderson
430616e7a7
libitm: Work around assembler missing AVX insns.
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From-SVN: r181246
2011-11-09 16:29:38 -08:00
Richard Henderson
79b1edb6b5
libitm: Remove unused code.
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In particular, unused code that's presenting portability problems.
From-SVN: r181241
2011-11-09 14:54:55 -08:00
Richard Henderson
8ee9fac21e
libitm: Avoid non-portable x86 branch prediction mnemonic.
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From-SVN: r181233
2011-11-09 11:51:49 -08:00
Richard Henderson
9bdc63433a
libitm: de-ELF-ize x86/sjlj.S.
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* config/x86/sjlj.S: Protect elf directives with __ELF__.
Protect .note.GNU-stack with __linux__.
From-SVN: r181229
2011-11-09 10:38:21 -08:00
Richard Henderson
4bdd090f8e
libitm: Configure for gas cfi pseudo ops.
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* asmcfi.m4: New file.
* configure.ac (GCC_AS_CFI_PSEUDO_OP): Test it.
* configure, aclocal.m4, config.h.in: Rebuild.
* config/generic/asmcfi.h: New file.
* config/x86/sjlj.S: Use it.
From-SVN: r181224
2011-11-09 10:09:53 -08:00
Richard Henderson
4408b0865b
Fix a darwin10 build problem.
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local.cc:113:6: error: only weak aliases are supported in this configuration
* local.cc (_ITM_LB): Use a normal call, not a function alias.
From-SVN: r181182
2011-11-08 15:36:33 -08:00
Richard Henderson
3d3b05ff4f
Fix tests for libitm support.
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From-SVN: r181169
2011-11-08 08:28:30 -08:00
Richard Henderson
01f3428caf
Check for libitm support at top-level.
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From-SVN: r181168
2011-11-08 08:06:25 -08:00
Rainer Orth
07f03cd348
ChangeLog for last change.
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From-SVN: r181164
2011-11-08 15:13:00 +00:00
Rainer Orth
e28a3d8bf2
Fix Solaris/x86 libitm build
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* configure.tgt: Handle i386 like i[456]86.
* config/generic/tls.h [!HAVE_ARCH_GTM_THREAD] (gtm_thr): Don't
take address.
* config/generic/tls.cc [!HAVE_ARCH_GTM_THREAD ||
!HAVE_ARCH_GTM_THREAD_DISP] (_gtm_thr_tls): New variable.
From-SVN: r181163
2011-11-08 14:58:57 +00:00
Aldy Hernandez
0a35513e4e
Merge from transactional-memory branch.
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From-SVN: r181154
2011-11-08 11:13:41 +00:00