r187385 - in /branches/ibm/gcc-4_6-branch/libst...

[bergner@gcc.gnu.org]

Author: bergner
Date: Thu May 10 22:18:32 2012
New Revision: 187385

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=187385
Log:
	* include/ext/atomicity.h (__exchange_and_add_nb): New.
	(__exchange_and_add_dispatch_nb): Likewise.
	* include/bits/basic_string.h (_M_dispose): Declare inline.
	Use __exchange_and_add_dispatch_nb and _GLIBCXX_WRITE_MEM_BARRIER;
	(_M_refcopy): Declare inline.
	Use __exchange_and_add_dispatch_nb and _GLIBCXX_READ_MEM_BARRIER;
	* config/cpu/powerpc/cpu_defines.h
	(__rs6000_atomic_fetch_and_add_32): New define.

Modified:
    branches/ibm/gcc-4_6-branch/libstdc++-v3/ChangeLog.ibm
    branches/ibm/gcc-4_6-branch/libstdc++-v3/config/cpu/powerpc/cpu_defines.h
    branches/ibm/gcc-4_6-branch/libstdc++-v3/include/bits/basic_string.h
    branches/ibm/gcc-4_6-branch/libstdc++-v3/include/ext/atomicity.h