Re: CVS commit: src/common/lib/libc/arch/arm/atomic

2013-11-09 Thread Jukka Ruohonen
On Fri, Nov 08, 2013 at 10:42:52PM +, Matt Thomas wrote:
> Log Message:
> Add support for the gcc __sync builtins.

A stupid but important question: what is __sync?

- Jukka.


Re: CVS commit: src/common/lib/libc/arch/arm/atomic

2013-11-09 Thread Nick Hudson

On 11/09/13 08:29, Jukka Ruohonen wrote:

On Fri, Nov 08, 2013 at 10:42:52PM +, Matt Thomas wrote:

Log Message:
Add support for the gcc __sync builtins.

A stupid but important question: what is __sync?

- Jukka.



http://gcc.gnu.org/onlinedocs/gcc-4.8.2/gcc/_005f_005fsync-Builtins.html#g_t_005f_005fsync-Builtins

hmm

Nick