Re: [RFC][cxx-mem-model] mem_signal_fence

2011-11-02 Thread Andrew MacLeod
On 11/01/2011 11:57 AM, Richard Henderson wrote: Any comments on the expectation, or implementation of signal-fence below? Should I make the distinction between the memory models here at all? I think the expectation is that signal_fence is identical to thread_fence, except the compiler doesn't

[RFC][cxx-mem-model] mem_signal_fence

2011-11-01 Thread Richard Henderson
Any comments on the expectation, or implementation of signal-fence below? Should I make the distinction between the memory models here at all? At minimum there's another typo in the ifdef section; we really need to minimize those... r~ diff --git a/gcc/builtins.c b/gcc/builtins.c index 756070f..