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r202101 - in /trunk/libitm: ChangeLog beginend....
- From: torvald at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Fri, 30 Aug 2013 10:33:42 -0000
- Subject: r202101 - in /trunk/libitm: ChangeLog beginend....
Author: torvald
Date: Fri Aug 30 10:33:41 2013
New Revision: 202101
URL: http://gcc.gnu.org/viewcvs?rev=202101&root=gcc&view=rev
Log:
Add custom HTM fast path for RTM on x86_64.
* libitm_i.h (gtm_thread): Assign an asm name to serial_lock.
(htm_fastpath): Assign an asm name.
* libitm.h (_ITM_codeProperties): Add non-ABI flags used by custom
HTM fast paths.
(_ITM_actions): Likewise.
* config/x86/target.h (HTM_CUSTOM_FASTPATH): Enable custom fastpath on
x86_64.
* config/x86/sjlj.S (_ITM_beginTransaction): Add custom HTM fast path.
* config/posix/rwlock.h (gtm_rwlock): Update comments. Move summary
field to the start of the structure.
* config/linux/rwlock.h (gtm_rwlock): Update comments.
* beginend.cc (gtm_thread::begin_transaction): Add retry policy
handling for custom HTM fast paths.
Modified:
trunk/libitm/ChangeLog
trunk/libitm/beginend.cc
trunk/libitm/config/linux/rwlock.h
trunk/libitm/config/posix/rwlock.h
trunk/libitm/config/x86/sjlj.S
trunk/libitm/config/x86/target.h
trunk/libitm/libitm.h
trunk/libitm/libitm_i.h