Messages in this thread | | | Date | Tue, 18 Nov 2008 08:09:28 +0000 | From | "Jan Beulich" <> | Subject | Re: [RFC,v2] x86_64: save_args out of line |
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>>> Alexander van Heukelum <heukelum@mailshack.com> 17.11.08 18:52 >>> >The macro "interrupt" in entry_64.S generates a lot of code and it >is used more and more often. This patch moves most of its contents >into an external function. This saves anywhere between 500 and 2500 >bytes of text depending on the configuration.
Without numbers, I'd doubt that the code size reduction outweighs the overhead of the extra call. Did you do any measurements?
>Dwarf2-annotations are most probably wrong or missing at all.
Indeed - do you have intentions to address this?
Jan
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