[PATCH] Re: scheduling vs lexical scopes
Jan Hubicka
jh@suse.cz
Sun Dec 30 03:52:00 GMT 2001
> On Sat, Dec 29, 2001 at 10:00:58PM +0100, Jan Hubicka wrote:
> > This is one of manifestation of bugs in the cfglayout notes. WHat do
> > you think about my new code (at cfg branch) that does handle sope notes
> > at insn basis?
>
> Seems mostly ok. I don't see the need to construct a scope tree.
> Such already exists at DECL_INITIAL (cfun->decl). All you need is
> to (ab)use BLOCK_NUMBER to record the block levels, so that you
> can reemit the notes. Which should be just fine, since BLOCK_NUMBER
> isn't used until final.
Uh, I see.
Are you working on something as mentioned in the other mail, or should I prepare
updated patch?
Honza
>
> > (but it will cause many fragments to be created)
>
> I do worry about this, particularly for non-dwarf3 debug targets.
> Not sure what to do about it though.
>
>
> r~
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