RE: [PATCH] arm: Silence gcc warnings about arch ABI drift

David Laight
2024-02-19T22:04:25Z

From: Kent Overstreet
> Sent: 19 February 2024 21:38
>
> On Mon, Feb 19, 2024 at 07:53:15PM +0000, David Laight wrote:
> > ...
> > > I'm not always trying to write code that will generate the fastest
> > > assembly possible; there aro other considerations. As long a the
> > > compiler is doing something /reasonable/, the code is fine.
> >
> > Speaks the man who was writing horrid 'jit' code ...
> >
> > This also begs the question of why that data is so compressed
> > in the first place?
> > It is quite likely that a few accesses generate far more code
> > than the data you are attempting to save.
>
> It's easy to understand if you understand profiling, benchmarking and
> cache effects.

And how arguments get passed to functions :-)

David

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