Torvald Riegel
aab74ee9d4
libitm: Truncate undo log after rolling back.
...
libitm/
* local.cc (GTM::gtm_undolog::rollback): Truncate undo log after
rolling back.
* containers.h (GTM::vector::set_size): New.
From-SVN: r183173
2012-01-13 23:45:42 +00:00
Torvald Riegel
07b6642b93
libitm: Filter out undo writes that overlap with the libitm stack.
...
PR libitm/51855
* config/generic/tls.h (GTM::mask_stack_top): New.
(GTM::mask_stack_bottom): Declare.
* config/generic/tls.c (GTM::mask_stack_bottom): New.
* local.cc (gtm_undolog::rollback): Filter out any updates that
overlap the libitm stack. Add current transaction as parameter.
* libitm_i.h (GTM::gtm_undolog::rollback): Adapt.
* beginend.cc (GTM::gtm_thread::rollback): Adapt.
* testsuite/libitm.c/stackundo.c: New test.
From-SVN: r183172
2012-01-13 23:45:06 +00:00
Torvald Riegel
11f30bb0e4
libitm: Optimize undo log.
...
libitm/
* local.cc (GTM_LB): Use GTM::gtm_undolog.
(GTM::gtm_thread::drop_references_undolog): Remove.
(GTM::gtm_thread::commit_undolog,
GTM::gtm_thread::rollback_undolog): Move to ...
* libitm_i.h (GTM::gtm_undolog): ...here. New.
(GTM::gtm_undolog_entry): Remove.
(GTM::gtm_thread): Adapt.
* beginend.cc (GTM::gtm_thread::rollback): Adapt.
(GTM::gtm_thread::trycommit): Adapt.
* method-serial.cc (serial_dispatch::log): Adapt.
* method-gl.cc (gl_wt_dispatch::pre_write): Adapt.
(gl_wt_dispatch::store): Fix likely/unlikely.
* containers.h (GTM::vector::resize): Add additional_capacity
parameter and handle it.
(GTM::vector::resize_noinline): New/adapt.
(GTM::vector::push): New.
From-SVN: r182992
2012-01-08 14:13:49 +00:00
Richard Henderson
4408b0865b
Fix a darwin10 build problem.
...
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
Aldy Hernandez
0a35513e4e
Merge from transactional-memory branch.
...
From-SVN: r181154
2011-11-08 11:13:41 +00:00
