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libitm: Fixed conversion to C++11 atomics.
authortorvald <torvald@138bc75d-0d04-0410-961f-82ee72b054a4>
Sat, 24 Dec 2011 01:42:20 +0000 (01:42 +0000)
committertorvald <torvald@138bc75d-0d04-0410-961f-82ee72b054a4>
Sat, 24 Dec 2011 01:42:20 +0000 (01:42 +0000)
commit813b307549daffa9a654d62e98a71ea8a11f932d
tree76234a08c818b5da2d7cbe2a47fa07501ef97cb2
parent31296338ddc4bfbf4697db161c24f9ccd5f77d32
libitm: Fixed conversion to C++11 atomics.

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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@182674 138bc75d-0d04-0410-961f-82ee72b054a4
13 files changed:
libitm/ChangeLog
libitm/beginend.cc
libitm/config/linux/alpha/futex_bits.h
libitm/config/linux/futex.cc
libitm/config/linux/futex.h
libitm/config/linux/futex_bits.h
libitm/config/linux/rwlock.cc
libitm/config/linux/rwlock.h
libitm/config/linux/sh/futex_bits.h
libitm/config/linux/x86/futex_bits.h
libitm/config/posix/rwlock.cc
libitm/config/posix/rwlock.h
libitm/method-gl.cc