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* [Bug target/108429] New: FAIL: gcc.target/i386/pr89618.c scan-tree-dump vect "LOOP VECTORIZED"
@ 2023-01-17 10:31 rguenth at gcc dot gnu.org
2023-01-17 10:33 ` [Bug target/108429] [13 Regression] " rguenth at gcc dot gnu.org
` (7 more replies)
0 siblings, 8 replies; 9+ messages in thread
From: rguenth at gcc dot gnu.org @ 2023-01-17 10:31 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108429
Bug ID: 108429
Summary: FAIL: gcc.target/i386/pr89618.c scan-tree-dump vect
"LOOP VECTORIZED"
Product: gcc
Version: 13.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: rguenth at gcc dot gnu.org
Target Milestone: ---
The testcase FAILs for me since recently.
^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug target/108429] [13 Regression] FAIL: gcc.target/i386/pr89618.c scan-tree-dump vect "LOOP VECTORIZED"
2023-01-17 10:31 [Bug target/108429] New: FAIL: gcc.target/i386/pr89618.c scan-tree-dump vect "LOOP VECTORIZED" rguenth at gcc dot gnu.org
@ 2023-01-17 10:33 ` rguenth at gcc dot gnu.org
2023-01-17 10:36 ` rguenth at gcc dot gnu.org
` (6 subsequent siblings)
7 siblings, 0 replies; 9+ messages in thread
From: rguenth at gcc dot gnu.org @ 2023-01-17 10:33 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108429
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |hubicka at gcc dot gnu.org
Target Milestone|--- |13.0
Target| |x86_64-*-*
Summary|FAIL: |[13 Regression] FAIL:
|gcc.target/i386/pr89618.c |gcc.target/i386/pr89618.c
|scan-tree-dump vect "LOOP |scan-tree-dump vect "LOOP
|VECTORIZED" |VECTORIZED"
Keywords| |missed-optimization,
| |testsuite-fail
--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
/home/rguenther/src/trunk/gcc/testsuite/gcc.target/i386/pr89618.c:14:7: missed:
unsupported emulated scatter.
/home/rguenther/src/trunk/gcc/testsuite/gcc.target/i386/pr89618.c:16:14:
missed: not vectorized: relevant stmt not supported: *_26 = iftmp.0_39;
note the testcase enables -mavx512f but with generic tuning
^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug target/108429] [13 Regression] FAIL: gcc.target/i386/pr89618.c scan-tree-dump vect "LOOP VECTORIZED"
2023-01-17 10:31 [Bug target/108429] New: FAIL: gcc.target/i386/pr89618.c scan-tree-dump vect "LOOP VECTORIZED" rguenth at gcc dot gnu.org
2023-01-17 10:33 ` [Bug target/108429] [13 Regression] " rguenth at gcc dot gnu.org
@ 2023-01-17 10:36 ` rguenth at gcc dot gnu.org
2023-01-17 10:41 ` jakub at gcc dot gnu.org
` (5 subsequent siblings)
7 siblings, 0 replies; 9+ messages in thread
From: rguenth at gcc dot gnu.org @ 2023-01-17 10:36 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108429
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Blocks| |53947
--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
We now have X86_TUNE_USE_SCATTER_[{2,4}PARTS] but the vectorizer doesn't
have support to open-code 2- or 4- part scatter so the comment that open-coded
variants are consistently faster doesn't help vectorization.
Referenced Bugs:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53947
[Bug 53947] [meta-bug] vectorizer missed-optimizations
^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug target/108429] [13 Regression] FAIL: gcc.target/i386/pr89618.c scan-tree-dump vect "LOOP VECTORIZED"
2023-01-17 10:31 [Bug target/108429] New: FAIL: gcc.target/i386/pr89618.c scan-tree-dump vect "LOOP VECTORIZED" rguenth at gcc dot gnu.org
2023-01-17 10:33 ` [Bug target/108429] [13 Regression] " rguenth at gcc dot gnu.org
2023-01-17 10:36 ` rguenth at gcc dot gnu.org
@ 2023-01-17 10:41 ` jakub at gcc dot gnu.org
2023-01-17 20:09 ` hubicka at gcc dot gnu.org
` (4 subsequent siblings)
7 siblings, 0 replies; 9+ messages in thread
From: jakub at gcc dot gnu.org @ 2023-01-17 10:41 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108429
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Ever confirmed|0 |1
Last reconfirmed| |2023-01-17
CC| |jakub at gcc dot gnu.org
--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Started with r13-5202-g967592488c64a86f37bef3dabebb56364f14acdd
^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug target/108429] [13 Regression] FAIL: gcc.target/i386/pr89618.c scan-tree-dump vect "LOOP VECTORIZED"
2023-01-17 10:31 [Bug target/108429] New: FAIL: gcc.target/i386/pr89618.c scan-tree-dump vect "LOOP VECTORIZED" rguenth at gcc dot gnu.org
` (2 preceding siblings ...)
2023-01-17 10:41 ` jakub at gcc dot gnu.org
@ 2023-01-17 20:09 ` hubicka at gcc dot gnu.org
2023-02-21 13:04 ` rguenth at gcc dot gnu.org
` (3 subsequent siblings)
7 siblings, 0 replies; 9+ messages in thread
From: hubicka at gcc dot gnu.org @ 2023-01-17 20:09 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108429
Jan Hubicka <hubicka at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |ASSIGNED
Assignee|unassigned at gcc dot gnu.org |hubicka at gcc dot gnu.org
--- Comment #4 from Jan Hubicka <hubicka at gcc dot gnu.org> ---
I see this is scatter with generic tuning. I actually did not intend to
disable it there without more testing, so I will revert that part of change.
In meantime I noticed that aocc sometimes seems to use scatters with some
degree of success even though scatters seems to be loss on all tsvc benchmarks
where GCC generates them. So I think we want to do more work on this (adding
open-coding etc.) next stage1.
^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug target/108429] [13 Regression] FAIL: gcc.target/i386/pr89618.c scan-tree-dump vect "LOOP VECTORIZED"
2023-01-17 10:31 [Bug target/108429] New: FAIL: gcc.target/i386/pr89618.c scan-tree-dump vect "LOOP VECTORIZED" rguenth at gcc dot gnu.org
` (3 preceding siblings ...)
2023-01-17 20:09 ` hubicka at gcc dot gnu.org
@ 2023-02-21 13:04 ` rguenth at gcc dot gnu.org
2023-03-06 10:09 ` cvs-commit at gcc dot gnu.org
` (2 subsequent siblings)
7 siblings, 0 replies; 9+ messages in thread
From: rguenth at gcc dot gnu.org @ 2023-02-21 13:04 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108429
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Priority|P3 |P1
--- Comment #5 from Richard Biener <rguenth at gcc dot gnu.org> ---
Honza - the test still fails.
^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug target/108429] [13 Regression] FAIL: gcc.target/i386/pr89618.c scan-tree-dump vect "LOOP VECTORIZED"
2023-01-17 10:31 [Bug target/108429] New: FAIL: gcc.target/i386/pr89618.c scan-tree-dump vect "LOOP VECTORIZED" rguenth at gcc dot gnu.org
` (4 preceding siblings ...)
2023-02-21 13:04 ` rguenth at gcc dot gnu.org
@ 2023-03-06 10:09 ` cvs-commit at gcc dot gnu.org
2023-03-06 10:10 ` hubicka at gcc dot gnu.org
2023-03-14 8:48 ` cvs-commit at gcc dot gnu.org
7 siblings, 0 replies; 9+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2023-03-06 10:09 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108429
--- Comment #6 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Jan Hubicka <hubicka@gcc.gnu.org>:
https://gcc.gnu.org/g:b83acefb0409056b566133f66843ead6c04b8474
commit r13-6502-gb83acefb0409056b566133f66843ead6c04b8474
Author: Jan Hubicka <jh@suse.cz>
Date: Mon Mar 6 11:08:26 2023 +0100
Enable scatter for generic
2023-03-06 Jan Hubicka <hubicka@ucw.cz>
PR target/108429
* config/i386/x86-tune.def (X86_TUNE_USE_SCATTER_2PARTS): Enable
for
generic.
(X86_TUNE_USE_SCATTER_4PARTS): Likewise.
(X86_TUNE_USE_SCATTER): Likewise.
^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug target/108429] [13 Regression] FAIL: gcc.target/i386/pr89618.c scan-tree-dump vect "LOOP VECTORIZED"
2023-01-17 10:31 [Bug target/108429] New: FAIL: gcc.target/i386/pr89618.c scan-tree-dump vect "LOOP VECTORIZED" rguenth at gcc dot gnu.org
` (5 preceding siblings ...)
2023-03-06 10:09 ` cvs-commit at gcc dot gnu.org
@ 2023-03-06 10:10 ` hubicka at gcc dot gnu.org
2023-03-14 8:48 ` cvs-commit at gcc dot gnu.org
7 siblings, 0 replies; 9+ messages in thread
From: hubicka at gcc dot gnu.org @ 2023-03-06 10:10 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108429
Jan Hubicka <hubicka at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Resolution|--- |FIXED
Status|ASSIGNED |RESOLVED
--- Comment #7 from Jan Hubicka <hubicka at gcc dot gnu.org> ---
Fixed.
^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug target/108429] [13 Regression] FAIL: gcc.target/i386/pr89618.c scan-tree-dump vect "LOOP VECTORIZED"
2023-01-17 10:31 [Bug target/108429] New: FAIL: gcc.target/i386/pr89618.c scan-tree-dump vect "LOOP VECTORIZED" rguenth at gcc dot gnu.org
` (6 preceding siblings ...)
2023-03-06 10:10 ` hubicka at gcc dot gnu.org
@ 2023-03-14 8:48 ` cvs-commit at gcc dot gnu.org
7 siblings, 0 replies; 9+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2023-03-14 8:48 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108429
--- Comment #8 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-12 branch has been updated by Jan Hubicka
<hubicka@gcc.gnu.org>:
https://gcc.gnu.org/g:27e02e9fc388d7dc86ec10bedc6b8f13ec94725a
commit r12-9251-g27e02e9fc388d7dc86ec10bedc6b8f13ec94725a
Author: Jan Hubicka <jh@suse.cz>
Date: Mon Mar 6 11:08:26 2023 +0100
Enable scatter for generic
2023-03-06 Jan Hubicka <hubicka@ucw.cz>
PR target/108429
* config/i386/x86-tune.def (X86_TUNE_USE_SCATTER_2PARTS): Enable
for
generic.
(X86_TUNE_USE_SCATTER_4PARTS): Likewise.
(X86_TUNE_USE_SCATTER): Likewise.
(cherry picked from commit b83acefb0409056b566133f66843ead6c04b8474)
^ permalink raw reply [flat|nested] 9+ messages in thread
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2023-01-17 10:31 [Bug target/108429] New: FAIL: gcc.target/i386/pr89618.c scan-tree-dump vect "LOOP VECTORIZED" rguenth at gcc dot gnu.org
2023-01-17 10:33 ` [Bug target/108429] [13 Regression] " rguenth at gcc dot gnu.org
2023-01-17 10:36 ` rguenth at gcc dot gnu.org
2023-01-17 10:41 ` jakub at gcc dot gnu.org
2023-01-17 20:09 ` hubicka at gcc dot gnu.org
2023-02-21 13:04 ` rguenth at gcc dot gnu.org
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