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* [gcc(refs/users/rguenth/heads/vect-force-slp)] Add FIXME note regarding gcc.dg/vect/pr60276.c runfail with single-lane SLP
@ 2023-10-19 13:29 Richard Biener
0 siblings, 0 replies; 6+ messages in thread
From: Richard Biener @ 2023-10-19 13:29 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:8469a98673b64fe09196d0c0ea968571abb94184
commit 8469a98673b64fe09196d0c0ea968571abb94184
Author: Richard Biener <rguenther@suse.de>
Date: Wed Oct 4 14:34:18 2023 +0200
Add FIXME note regarding gcc.dg/vect/pr60276.c runfail with single-lane SLP
* tree-vect-stmts.cc (vectorizable_load): Add FIXME to
PR60276 fix.
Diff:
---
gcc/tree-vect-stmts.cc | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/gcc/tree-vect-stmts.cc b/gcc/tree-vect-stmts.cc
index f73f700fd62d..793d7f9e57e0 100644
--- a/gcc/tree-vect-stmts.cc
+++ b/gcc/tree-vect-stmts.cc
@@ -9762,6 +9762,11 @@ vectorizable_load (vec_info *vinfo,
/* Invalidate assumptions made by dependence analysis when vectorization
on the unrolled body effectively re-orders stmts. */
+ /* ??? This fails to trigger with single-lane SLP, gcc.dg/vect/pr60276.c,
+ but simply removing the ncopies > 1 conditional here (and below) will
+ cause FAILs of gcc.dg/vect/no-vfa-vect-depend-3.c and
+ gcc.dg/vect/tsvc/vect-tsvc-s3251.c. The original fix (for PR60276)
+ needs to be re-thought. */
if (ncopies > 1
&& STMT_VINFO_MIN_NEG_DIST (stmt_info) != 0
&& maybe_gt (LOOP_VINFO_VECT_FACTOR (loop_vinfo),
^ permalink raw reply [flat|nested] 6+ messages in thread
* [gcc(refs/users/rguenth/heads/vect-force-slp)] Add FIXME note regarding gcc.dg/vect/pr60276.c runfail with single-lane SLP
@ 2024-02-23 7:31 Richard Biener
0 siblings, 0 replies; 6+ messages in thread
From: Richard Biener @ 2024-02-23 7:31 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:69d5454023f202998f91fcd8d66f14b74dcc781c
commit 69d5454023f202998f91fcd8d66f14b74dcc781c
Author: Richard Biener <rguenther@suse.de>
Date: Wed Oct 4 14:34:18 2023 +0200
Add FIXME note regarding gcc.dg/vect/pr60276.c runfail with single-lane SLP
* tree-vect-stmts.cc (vectorizable_load): Add FIXME to
PR60276 fix.
Diff:
---
gcc/tree-vect-stmts.cc | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/gcc/tree-vect-stmts.cc b/gcc/tree-vect-stmts.cc
index 239232fcce63..3020f3a6766c 100644
--- a/gcc/tree-vect-stmts.cc
+++ b/gcc/tree-vect-stmts.cc
@@ -9927,6 +9927,11 @@ vectorizable_load (vec_info *vinfo,
/* Invalidate assumptions made by dependence analysis when vectorization
on the unrolled body effectively re-orders stmts. */
+ /* ??? This fails to trigger with single-lane SLP, gcc.dg/vect/pr60276.c,
+ but simply removing the ncopies > 1 conditional here (and below) will
+ cause FAILs of gcc.dg/vect/no-vfa-vect-depend-3.c and
+ gcc.dg/vect/tsvc/vect-tsvc-s3251.c. The original fix (for PR60276)
+ needs to be re-thought. */
if (ncopies > 1
&& STMT_VINFO_MIN_NEG_DIST (stmt_info) != 0
&& maybe_gt (LOOP_VINFO_VECT_FACTOR (loop_vinfo),
^ permalink raw reply [flat|nested] 6+ messages in thread
* [gcc(refs/users/rguenth/heads/vect-force-slp)] Add FIXME note regarding gcc.dg/vect/pr60276.c runfail with single-lane SLP
@ 2023-11-09 13:03 Richard Biener
0 siblings, 0 replies; 6+ messages in thread
From: Richard Biener @ 2023-11-09 13:03 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:935d0eeaeb2054e6ccf00355dff89c5ab69ebd40
commit 935d0eeaeb2054e6ccf00355dff89c5ab69ebd40
Author: Richard Biener <rguenther@suse.de>
Date: Wed Oct 4 14:34:18 2023 +0200
Add FIXME note regarding gcc.dg/vect/pr60276.c runfail with single-lane SLP
* tree-vect-stmts.cc (vectorizable_load): Add FIXME to
PR60276 fix.
Diff:
---
gcc/tree-vect-stmts.cc | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/gcc/tree-vect-stmts.cc b/gcc/tree-vect-stmts.cc
index d383722e968..ddbcb0c50dc 100644
--- a/gcc/tree-vect-stmts.cc
+++ b/gcc/tree-vect-stmts.cc
@@ -9870,6 +9870,11 @@ vectorizable_load (vec_info *vinfo,
/* Invalidate assumptions made by dependence analysis when vectorization
on the unrolled body effectively re-orders stmts. */
+ /* ??? This fails to trigger with single-lane SLP, gcc.dg/vect/pr60276.c,
+ but simply removing the ncopies > 1 conditional here (and below) will
+ cause FAILs of gcc.dg/vect/no-vfa-vect-depend-3.c and
+ gcc.dg/vect/tsvc/vect-tsvc-s3251.c. The original fix (for PR60276)
+ needs to be re-thought. */
if (ncopies > 1
&& STMT_VINFO_MIN_NEG_DIST (stmt_info) != 0
&& maybe_gt (LOOP_VINFO_VECT_FACTOR (loop_vinfo),
^ permalink raw reply [flat|nested] 6+ messages in thread
* [gcc(refs/users/rguenth/heads/vect-force-slp)] Add FIXME note regarding gcc.dg/vect/pr60276.c runfail with single-lane SLP
@ 2023-11-02 13:59 Richard Biener
0 siblings, 0 replies; 6+ messages in thread
From: Richard Biener @ 2023-11-02 13:59 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:dd1809c6dd7574a47979b9f0a2d5a801b42e6b4f
commit dd1809c6dd7574a47979b9f0a2d5a801b42e6b4f
Author: Richard Biener <rguenther@suse.de>
Date: Wed Oct 4 14:34:18 2023 +0200
Add FIXME note regarding gcc.dg/vect/pr60276.c runfail with single-lane SLP
* tree-vect-stmts.cc (vectorizable_load): Add FIXME to
PR60276 fix.
Diff:
---
gcc/tree-vect-stmts.cc | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/gcc/tree-vect-stmts.cc b/gcc/tree-vect-stmts.cc
index 509e76b9f7b2..a7a824aafe88 100644
--- a/gcc/tree-vect-stmts.cc
+++ b/gcc/tree-vect-stmts.cc
@@ -9890,6 +9890,11 @@ vectorizable_load (vec_info *vinfo,
/* Invalidate assumptions made by dependence analysis when vectorization
on the unrolled body effectively re-orders stmts. */
+ /* ??? This fails to trigger with single-lane SLP, gcc.dg/vect/pr60276.c,
+ but simply removing the ncopies > 1 conditional here (and below) will
+ cause FAILs of gcc.dg/vect/no-vfa-vect-depend-3.c and
+ gcc.dg/vect/tsvc/vect-tsvc-s3251.c. The original fix (for PR60276)
+ needs to be re-thought. */
if (ncopies > 1
&& STMT_VINFO_MIN_NEG_DIST (stmt_info) != 0
&& maybe_gt (LOOP_VINFO_VECT_FACTOR (loop_vinfo),
^ permalink raw reply [flat|nested] 6+ messages in thread
* [gcc(refs/users/rguenth/heads/vect-force-slp)] Add FIXME note regarding gcc.dg/vect/pr60276.c runfail with single-lane SLP
@ 2023-10-16 12:50 Richard Biener
0 siblings, 0 replies; 6+ messages in thread
From: Richard Biener @ 2023-10-16 12:50 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:5a955589ffa3bbe2567a520040e6545ff88feace
commit 5a955589ffa3bbe2567a520040e6545ff88feace
Author: Richard Biener <rguenther@suse.de>
Date: Wed Oct 4 14:34:18 2023 +0200
Add FIXME note regarding gcc.dg/vect/pr60276.c runfail with single-lane SLP
* tree-vect-stmts.cc (vectorizable_load): Add FIXME to
PR60276 fix.
Diff:
---
gcc/tree-vect-stmts.cc | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/gcc/tree-vect-stmts.cc b/gcc/tree-vect-stmts.cc
index 1fb07d2f190f..aff686268ee1 100644
--- a/gcc/tree-vect-stmts.cc
+++ b/gcc/tree-vect-stmts.cc
@@ -9927,6 +9927,11 @@ vectorizable_load (vec_info *vinfo,
/* Invalidate assumptions made by dependence analysis when vectorization
on the unrolled body effectively re-orders stmts. */
+ /* ??? This fails to trigger with single-lane SLP, gcc.dg/vect/pr60276.c,
+ but simply removing the ncopies > 1 conditional here (and below) will
+ cause FAILs of gcc.dg/vect/no-vfa-vect-depend-3.c and
+ gcc.dg/vect/tsvc/vect-tsvc-s3251.c. The original fix (for PR60276)
+ needs to be re-thought. */
if (ncopies > 1
&& STMT_VINFO_MIN_NEG_DIST (stmt_info) != 0
&& maybe_gt (LOOP_VINFO_VECT_FACTOR (loop_vinfo),
^ permalink raw reply [flat|nested] 6+ messages in thread
* [gcc(refs/users/rguenth/heads/vect-force-slp)] Add FIXME note regarding gcc.dg/vect/pr60276.c runfail with single-lane SLP
@ 2023-10-06 7:07 Richard Biener
0 siblings, 0 replies; 6+ messages in thread
From: Richard Biener @ 2023-10-06 7:07 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:d281c06dff379be55f32a77ca112d8f4994197d5
commit d281c06dff379be55f32a77ca112d8f4994197d5
Author: Richard Biener <rguenther@suse.de>
Date: Wed Oct 4 14:34:18 2023 +0200
Add FIXME note regarding gcc.dg/vect/pr60276.c runfail with single-lane SLP
* tree-vect-stmts.cc (vectorizable_load): Add FIXME to
PR60276 fix.
Diff:
---
gcc/tree-vect-stmts.cc | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/gcc/tree-vect-stmts.cc b/gcc/tree-vect-stmts.cc
index a4a912474a1..f29ee9f19bf 100644
--- a/gcc/tree-vect-stmts.cc
+++ b/gcc/tree-vect-stmts.cc
@@ -9628,6 +9628,11 @@ vectorizable_load (vec_info *vinfo,
/* Invalidate assumptions made by dependence analysis when vectorization
on the unrolled body effectively re-orders stmts. */
+ /* ??? This fails to trigger with single-lane SLP, gcc.dg/vect/pr60276.c,
+ but simply removing the ncopies > 1 conditional here (and below) will
+ cause FAILs of gcc.dg/vect/no-vfa-vect-depend-3.c and
+ gcc.dg/vect/tsvc/vect-tsvc-s3251.c. The original fix (for PR60276)
+ needs to be re-thought. */
if (ncopies > 1
&& STMT_VINFO_MIN_NEG_DIST (stmt_info) != 0
&& maybe_gt (LOOP_VINFO_VECT_FACTOR (loop_vinfo),
^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2024-02-23 7:31 UTC | newest]
Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
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