On Wed, Oct 15, 2025 at 2:22 AM Richard Biener
<[email protected]> wrote:
>
> On Tue, Oct 14, 2025 at 8:20 PM Andrew Pinski
> <[email protected]> wrote:
> >
> > While debugging PR 122273, I noticed that print_node was not
> > printing out the clique/base for MEM_REF/TARGET_MEM_REF. This
> > made harder to understand why operand_equal_p (without looking
> > into the code) would be rejecting two looking the same MEM_REFs.
>
> Most of the time it will be 0/0, can you do like in pretty-print and only
> print this when MR_DEPENDENCE_CLIQUE != 0?
>
> Ok with that change.

Attached is what I pushed after testing.

Thanks,
Andrew

>
> Richard.
>
> > Bootstrapped and tested on x86_64-linux-gnu.
> >
> > gcc/ChangeLog:
> >
> >         * print-tree.cc (print_node): Print out clique/base
> >         for MEM_REF and TARGET_MEM_REF.
> >
> > Signed-off-by: Andrew Pinski <[email protected]>
> > ---
> >  gcc/print-tree.cc | 7 +++++++
> >  1 file changed, 7 insertions(+)
> >
> > diff --git a/gcc/print-tree.cc b/gcc/print-tree.cc
> > index f84be762741..fd775b8cb98 100644
> > --- a/gcc/print-tree.cc
> > +++ b/gcc/print-tree.cc
> > @@ -747,6 +747,13 @@ print_node (FILE *file, const char *prefix, tree node, 
> > int indent,
> >      case tcc_reference:
> >      case tcc_statement:
> >      case tcc_vl_exp:
> > +      if (code == MEM_REF || code == TARGET_MEM_REF)
> > +       {
> > +         indent_to (file, indent + 4);
> > +         fprintf (file, "clique: %d base: %d",
> > +                  MR_DEPENDENCE_CLIQUE (node),
> > +                  MR_DEPENDENCE_BASE (node));
> > +       }
> >        if (code == BIND_EXPR)
> >         {
> >           print_node (file, "vars", TREE_OPERAND (node, 0), indent + 4);
> > --
> > 2.43.0
> >

Attachment: v2-0001-debug_tree-print-out-clique-base-for-MEM_REF-TARG.patch
Description: Binary data

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