[PATCH][docs] Re: Update __atomic builtins documentation.

[Matthew Wahab]

[added tags to subject]

Ping.

On 20/04/15 14:29, Matthew Wahab wrote:
> Hello,
>
> The documentation for the __atomic builtins isn't clear about their expectations
> and behaviour. In particular, assumptions about the C11/C++11 restrictions on
> programs should be stated and the different behaviour of memory models in fences
> and in operations should be noted. The behaviour of compare-exchange when the
> compare fails is also confusing and the description of the implementation of the
> __atomics is mixed in with the description of their functionality.
>
> This patch tries to deal with some of these problems.
>
> Tested by looking at the html.
>
> Ok for trunk?
> Matthew
>
> 2015-04-20  Matthew Wahab  <matthew.wahab@arm.com>
>
> 	* doc/extend.texi (__atomic Builtins): Move implementation details
> 	to the end of the description, rewrite opening paragraphs, state
> 	difference with __sync builtins, state C11/C++11 assumptions,
> 	weaken itemized descriptions, add explanation of memory model
> 	behaviour, expand description of compare-exchange, simplify text.
>

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