Message ID | bb1a73874a6c9a8a59e9c1532b517f52513d980e.1601403165.git.mjambor@suse.cz |
---|---|
State | New |
Headers | show |
Series | IPA cleanups and IPA-CP improvements for 548.exchange2_r | expand |
> When experimenting with IPA-CP parameters, especially when looking > into exchange2_r, it has been very useful to know what the value of > overall_size is at different stages of the decision process. This > patch therefore adds it to the generated dumps. > > gcc/ChangeLog: > > 2020-09-07 Martin Jambor <mjambor@suse.cz> > > * ipa-cp.c (estimate_local_effects): Add overeall_size to dumped > string. > (decide_about_value): Add dumping new overall_size. OK, thanks Honza > --- > gcc/ipa-cp.c | 6 +++++- > 1 file changed, 5 insertions(+), 1 deletion(-) > > diff --git a/gcc/ipa-cp.c b/gcc/ipa-cp.c > index f6320c787de..12acf24c553 100644 > --- a/gcc/ipa-cp.c > +++ b/gcc/ipa-cp.c > @@ -3517,7 +3517,8 @@ estimate_local_effects (struct cgraph_node *node) > > if (dump_file) > fprintf (dump_file, " Decided to specialize for all " > - "known contexts, growth deemed beneficial.\n"); > + "known contexts, growth (to %li) deemed " > + "beneficial.\n", overall_size); > } > else if (dump_file && (dump_flags & TDF_DETAILS)) > fprintf (dump_file, " Not cloning for all contexts because " > @@ -5506,6 +5507,9 @@ decide_about_value (struct cgraph_node *node, int index, HOST_WIDE_INT offset, > val->spec_node = create_specialized_node (node, known_csts, known_contexts, > aggvals, callers); > overall_size += val->local_size_cost; > + if (dump_file && (dump_flags & TDF_DETAILS)) > + fprintf (dump_file, " overall size reached %li\n", > + overall_size); > > /* TODO: If for some lattice there is only one other known value > left, make a special node for it too. */ > -- > 2.28.0 >
diff --git a/gcc/ipa-cp.c b/gcc/ipa-cp.c index f6320c787de..12acf24c553 100644 --- a/gcc/ipa-cp.c +++ b/gcc/ipa-cp.c @@ -3517,7 +3517,8 @@ estimate_local_effects (struct cgraph_node *node) if (dump_file) fprintf (dump_file, " Decided to specialize for all " - "known contexts, growth deemed beneficial.\n"); + "known contexts, growth (to %li) deemed " + "beneficial.\n", overall_size); } else if (dump_file && (dump_flags & TDF_DETAILS)) fprintf (dump_file, " Not cloning for all contexts because " @@ -5506,6 +5507,9 @@ decide_about_value (struct cgraph_node *node, int index, HOST_WIDE_INT offset, val->spec_node = create_specialized_node (node, known_csts, known_contexts, aggvals, callers); overall_size += val->local_size_cost; + if (dump_file && (dump_flags & TDF_DETAILS)) + fprintf (dump_file, " overall size reached %li\n", + overall_size); /* TODO: If for some lattice there is only one other known value left, make a special node for it too. */