http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50176
--- Comment #14 from Jakub Jelinek 2012-01-30
16:06:03 UTC ---
Created attachment 26517
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=26517
patch
I've tried to implement a hack for this in fwprop (debug insn updating for that
not implement
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50176
Jakub Jelinek changed:
What|Removed |Added
CC||jakub at gcc dot gnu.org
--- Comment #15
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50176
--- Comment #13 from Eric Botcazou 2012-01-11
09:13:54 UTC ---
> Yeah, it's a bit unfortunate that combines behavior depends on the
> insn scheduling ...
We do have a long-range, albeit limited, forward combining (fwprop) though.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50176
--- Comment #12 from rguenther at suse dot de
2012-01-11 08:56:27 UTC ---
On Tue, 10 Jan 2012, ebotcazou at gcc dot gnu.org wrote:
> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50176
>
> Eric Botcazou changed:
>
>What|Removed
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50176
Eric Botcazou changed:
What|Removed |Added
CC||ebotcazou at gcc dot
|
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50176
--- Comment #10 from Richard Guenther 2012-01-10
12:11:31 UTC ---
We are expanding from
# BLOCK 5 freq:9100
# PRED: 5 [91.0%] (dfs_back,true,exec) 3 [91.0%] (true,exec)
# outptr_89 = PHI
# col_90 = PHI
D.1396_32 = MEM[base: inptr0_
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50176
--- Comment #9 from Vladimir Makarov 2011-12-13
20:04:04 UTC ---
(In reply to comment #0)
> Created attachment 25088 [details]
>
>
> After expanding 4.7 contains:
>
> (insn 52 51 53 6 (set (reg:QI 83 [ D.2723 ])
> (mem:QI (plus:SI (re
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50176
Richard Guenther changed:
What|Removed |Added
Priority|P3 |P1
Component|target
