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* [Bug c++/113452] New: [14 regression] 32-bit gcc.target/i386/sse4_1-stv-1.c FAILs
@ 2024-01-17 15:13 ro at gcc dot gnu.org
2024-01-17 15:13 ` [Bug c++/113452] " ro at gcc dot gnu.org
` (4 more replies)
0 siblings, 5 replies; 6+ messages in thread
From: ro at gcc dot gnu.org @ 2024-01-17 15:13 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113452
Bug ID: 113452
Summary: [14 regression] 32-bit gcc.target/i386/sse4_1-stv-1.c
FAILs
Product: gcc
Version: 14.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: ro at gcc dot gnu.org
Target Milestone: ---
Target: i386-pc-solaris2.11, i686-pc-linux-gnu
Since 20231226, the 32-bit gcc.target/i386/sse4_1-stv-1.c test FAILs on
Solaris/x86 and Linux/x86:
+FAIL: gcc.target/i386/sse4_1-stv-1.c scan-assembler-not pxor
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug c++/113452] [14 regression] 32-bit gcc.target/i386/sse4_1-stv-1.c FAILs
2024-01-17 15:13 [Bug c++/113452] New: [14 regression] 32-bit gcc.target/i386/sse4_1-stv-1.c FAILs ro at gcc dot gnu.org
@ 2024-01-17 15:13 ` ro at gcc dot gnu.org
2024-01-17 16:43 ` jakub at gcc dot gnu.org
` (3 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: ro at gcc dot gnu.org @ 2024-01-17 15:13 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113452
Rainer Orth <ro at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|--- |14.0
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug c++/113452] [14 regression] 32-bit gcc.target/i386/sse4_1-stv-1.c FAILs
2024-01-17 15:13 [Bug c++/113452] New: [14 regression] 32-bit gcc.target/i386/sse4_1-stv-1.c FAILs ro at gcc dot gnu.org
2024-01-17 15:13 ` [Bug c++/113452] " ro at gcc dot gnu.org
@ 2024-01-17 16:43 ` jakub at gcc dot gnu.org
2024-01-17 16:49 ` [Bug testsuite/113452] " jakub at gcc dot gnu.org
` (2 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: jakub at gcc dot gnu.org @ 2024-01-17 16:43 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113452
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |jakub at gcc dot gnu.org,
| |tnfchris at gcc dot gnu.org
--- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Started with r14-6822-g01f4251b8775c832a92d55e2df57c9ac72eaceef
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug testsuite/113452] [14 regression] 32-bit gcc.target/i386/sse4_1-stv-1.c FAILs
2024-01-17 15:13 [Bug c++/113452] New: [14 regression] 32-bit gcc.target/i386/sse4_1-stv-1.c FAILs ro at gcc dot gnu.org
2024-01-17 15:13 ` [Bug c++/113452] " ro at gcc dot gnu.org
2024-01-17 16:43 ` jakub at gcc dot gnu.org
@ 2024-01-17 16:49 ` jakub at gcc dot gnu.org
2024-01-18 7:46 ` cvs-commit at gcc dot gnu.org
2024-01-18 7:54 ` jakub at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: jakub at gcc dot gnu.org @ 2024-01-17 16:49 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113452
--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Perhaps
2024-01-17 Jakub Jelinek <jakub@redhat.com>
PR testsuite/113452
* gcc.target/i386/sse4_1-stv-1.c: Add -fno-tree-vectorize to
dg-options.
--- gcc/testsuite/gcc.target/i386/sse4_1-stv-1.c.jj 2022-05-31
11:33:51.603250042 +0200
+++ gcc/testsuite/gcc.target/i386/sse4_1-stv-1.c 2024-01-17
17:46:21.999689350 +0100
@@ -1,5 +1,5 @@
/* { dg-do compile { target ia32 } } */
-/* { dg-options "-O2 -msse4.1 -mstv -mno-stackrealign" } */
+/* { dg-options "-O2 -msse4.1 -mstv -mno-stackrealign -fno-tree-vectorize" }
*/
long long a[1024];
long long b[1024];
given that the test tests RTL behavior and wasn't written to expect
vectorization of the loop.
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug testsuite/113452] [14 regression] 32-bit gcc.target/i386/sse4_1-stv-1.c FAILs
2024-01-17 15:13 [Bug c++/113452] New: [14 regression] 32-bit gcc.target/i386/sse4_1-stv-1.c FAILs ro at gcc dot gnu.org
` (2 preceding siblings ...)
2024-01-17 16:49 ` [Bug testsuite/113452] " jakub at gcc dot gnu.org
@ 2024-01-18 7:46 ` cvs-commit at gcc dot gnu.org
2024-01-18 7:54 ` jakub at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2024-01-18 7:46 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113452
--- Comment #3 from GCC Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Jakub Jelinek <jakub@gcc.gnu.org>:
https://gcc.gnu.org/g:b032f4b7da56a225a0a14d40da2d47a6fcbab3f3
commit r14-8209-gb032f4b7da56a225a0a14d40da2d47a6fcbab3f3
Author: Jakub Jelinek <jakub@redhat.com>
Date: Thu Jan 18 08:46:15 2024 +0100
testsuite: Fix up gcc.target/i386/sse4_1-stv-1.c test [PR113452]
From what I can see, this test has been written for a backend fix and
assumes the loop isn't vectorized (at least, it wasn't when the test was
added, it contains an early exit), but that is no longer true and because
of the vectorization it now contains an instruction which the test scans
for not being present.
I think we should just disable vectorization here.
2024-01-18 Jakub Jelinek <jakub@redhat.com>
PR testsuite/113452
* gcc.target/i386/sse4_1-stv-1.c: Add -fno-tree-vectorize to
dg-options.
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug testsuite/113452] [14 regression] 32-bit gcc.target/i386/sse4_1-stv-1.c FAILs
2024-01-17 15:13 [Bug c++/113452] New: [14 regression] 32-bit gcc.target/i386/sse4_1-stv-1.c FAILs ro at gcc dot gnu.org
` (3 preceding siblings ...)
2024-01-18 7:46 ` cvs-commit at gcc dot gnu.org
@ 2024-01-18 7:54 ` jakub at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: jakub at gcc dot gnu.org @ 2024-01-18 7:54 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113452
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Resolution|--- |FIXED
Status|UNCONFIRMED |RESOLVED
--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Fixed.
^ permalink raw reply [flat|nested] 6+ messages in thread
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2024-01-17 15:13 [Bug c++/113452] New: [14 regression] 32-bit gcc.target/i386/sse4_1-stv-1.c FAILs ro at gcc dot gnu.org
2024-01-17 15:13 ` [Bug c++/113452] " ro at gcc dot gnu.org
2024-01-17 16:43 ` jakub at gcc dot gnu.org
2024-01-17 16:49 ` [Bug testsuite/113452] " jakub at gcc dot gnu.org
2024-01-18 7:46 ` cvs-commit at gcc dot gnu.org
2024-01-18 7:54 ` jakub at gcc dot gnu.org
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