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Re: Multiple jumps in one instruction


On Fri, 25 May 2001, Jonathan Buzzard wrote:

> For example if I had a line like
> 
>        a = func1(n)+func2(n);
> 
> I would want to compile this into a single jump instruction that goes
> to two places. Think of it as hardware multi-threading and you should
> get the idea.

Note that the ISO C committee ruled that function calls do not overlap;  
see DR#087.  So it would be inappropriate for GCC to execute functions in 
parallel even if there isn't a sequence point between them.

-- 
Joseph S. Myers
jsm28@cam.ac.uk


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