http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56175
Richard Biener changed:
What|Removed |Added
CC||rguenth at gcc dot gnu.org
---
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56175
--- Comment #11 from Yuri Rumyantsev 2013-02-14
12:03:37 UTC ---
I did measurements of 3 possible fixes:
1. Comment out 2 patterns related to type sinking.
2. Comment out 1st pattern only.
3. Prohibit type sinking if source type (of def
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56175
Jakub Jelinek changed:
What|Removed |Added
CC||jakub at gcc dot gnu.org,
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56175
--- Comment #9 from Yuri Rumyantsev 2013-02-12
14:43:53 UTC ---
(In reply to comment #8)
> (In reply to comment #7)
> > (In reply to comment #6)
> > > (In reply to comment #5)
> > > > This pattern is already recognized by simplify_bitwis
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56175
--- Comment #8 from Richard Biener 2013-02-12
13:25:59 UTC ---
(In reply to comment #7)
> (In reply to comment #6)
> > (In reply to comment #5)
> > > This pattern is already recognized by simplify_bitwise_binary but only for
> > > usual
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56175
--- Comment #7 from Yuri Rumyantsev 2013-02-12
13:05:16 UTC ---
(In reply to comment #6)
> (In reply to comment #5)
> > This pattern is already recognized by simplify_bitwise_binary but only for
> > usual int type, i.e. if we change all s
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56175
--- Comment #6 from Richard Biener 2013-02-11
14:38:37 UTC ---
(In reply to comment #5)
> This pattern is already recognized by simplify_bitwise_binary but only for
> usual int type, i.e. if we change all short types to the ordinary int (o
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56175
--- Comment #5 from Yuri Rumyantsev 2013-02-11
13:42:49 UTC ---
This pattern is already recognized by simplify_bitwise_binary but only for
usual int type, i.e. if we change all short types to the ordinary int (or
unsigned) this simplificat
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56175
Richard Biener changed:
What|Removed |Added
Keywords||missed-optimization
