https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88763
Andrew Pinski changed:
What|Removed |Added
Keywords||diagnostic
Severity|normal
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88763
--- Comment #12 from Marius Messerschmidt ---
I think this messages look really good!
I believe that this contains everything required to actually work on improving
automatic unswitching, thank you very much!
Do you think that there is a chance
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88763
--- Comment #11 from David Malcolm ---
Thanks for the testcase.
(In reply to David Malcolm from comment #10)
> Created attachment 45406 [details]
> Followup patch to try to dump why a condition can't be unswitched within a
> loop
This is a foll
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88763
--- Comment #10 from David Malcolm ---
Created attachment 45406
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=45406&action=edit
Followup patch to try to dump why a condition can't be unswitched within a loop
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88763
--- Comment #9 from Marius Messerschmidt ---
Created attachment 45397
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=45397&action=edit
Basic testcase
As there where some more issues in the example I provided, I added it as an
attachment. N
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88763
--- Comment #8 from Marius Messerschmidt ---
Oh minor error from my side, the "BAD LINE" should of course be above the
if/return block otherwise it would work just fine.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88763
--- Comment #7 from Marius Messerschmidt ---
Thanks a lot for working on this!
A simple example would be the following:
-- CODE ---
int calc(int x, int y, int *flag)
{
if(flag > 5)
return x + y;
els
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88763
--- Comment #6 from David Malcolm ---
Candidate patch for porting to the dump_* API:
https://gcc.gnu.org/ml/gcc-patches/2019-01/msg00512.html
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88763
--- Comment #5 from David Malcolm ---
Marius: do you have a simple testcase which demonstrates an area where the log
could be improved?
[I'm testing a patch right now which ports things to the dump_* API, and thus
should make the existing dump m
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88763
--- Comment #4 from David Malcolm ---
(In reply to Marius Messerschmidt from comment #3)
> Sorry but I do not fully understand what you mean. Do you suggest using
> different command line arguments?
I believe Richard is referring to the internal
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88763
--- Comment #3 from Marius Messerschmidt ---
Sorry but I do not fully understand what you mean. Do you suggest using
different command line arguments?
So far I tried:
-fdump-tree-all
-fdump-tree-unswitch
and
-fopt-info-all-optall
But none of
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88763
--- Comment #2 from Marius Messerschmidt ---
Sorry but I do not fully understand what you mean. Do you suggest using
different command line arguments?
So far I tried:
-fdump-tree-all
-fdump-tree-unswitch
and
-fopt-info-all-optall
But none of
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88763
Richard Biener changed:
What|Removed |Added
Status|UNCONFIRMED |NEW
Last reconfirmed|
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