On Thu, Sep 15, 2016 at 12:52:59PM +0200, Bernd Schmidt wrote:
> On 09/14/2016 09:21 PM, tbsaunde+...@tbsaunde.org wrote:
> 
> > Basically $subject.  First change variable's type to rtx_insn * where 
> > possible.
> > Then change the functions and fixup callers where it is still necessary to
> > cast.
> 
> #2, #4 and #8 look good and can be applied if they work independently of the
> others.

at most #2 should depend on #1 so it should be fine and I can check on
the others.

> Less certain about some of the others which introduce additional casts.

yeah, its somewhat unfortunate, though one way or another we will need
to add casts I think the question is just how many we will accept and
where.

> Maybe LABEL_REF_LABEL needs converting first, and reorg.c has a few
> variables that might have to be made rtx_insn * in patch #7 to avoid casts.

LABEL_REF_LABEL might be doable, its a good idea I'll look into.  The
reorg.c stuff around target_label is rather complicated unfortunately.
In the end I of course agree the variables should be rtx_insn *.
However currently things are assigned to that variable that are not
insns.  So we need to break the variable up, but its involved in a lot
of code I don't think I know well enough to really refactor.  For
example it looks like target_label can hold a value between iterations
of the loop, I suspect that would be a bug, but I'm not really sure.

Trev

> 
> 
> Bernd

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