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* [gcc(refs/vendors/vrull/heads/slp-improvements)] Fix memory corruption when group_size is not a multiple of 4
@ 2024-01-23 20:57 Philipp Tomsich
  0 siblings, 0 replies; 3+ messages in thread
From: Philipp Tomsich @ 2024-01-23 20:57 UTC (permalink / raw)
  To: gcc-cvs

https://gcc.gnu.org/g:962f4ee487340f09823314783cc746a2c854c496

commit 962f4ee487340f09823314783cc746a2c854c496
Author: Manolis Tsamis <manolis.tsamis@vrull.eu>
Date:   Thu Nov 23 11:28:15 2023 +0100

    Fix memory corruption when group_size is not a multiple of 4
    
    Ref #342

Diff:
---
 gcc/tree-vect-slp.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc/tree-vect-slp.cc b/gcc/tree-vect-slp.cc
index 7fe8c3550b3..68b745f8445 100644
--- a/gcc/tree-vect-slp.cc
+++ b/gcc/tree-vect-slp.cc
@@ -1827,7 +1827,7 @@ try_rearrange_oprnd_info (vec<slp_oprnd_info> &oprnds_info, unsigned group_size)
   slp_oprnd_info oprnd_info;
 
   /* A more generalized version is WIP but this is generic enough anyway.  */
-  if (oprnds_info.length() != 2 || group_size < 4)
+  if (oprnds_info.length() != 2 || group_size % 4 != 0)
     return 0;
 
   FOR_EACH_VEC_ELT (oprnds_info, i, oprnd_info)

^ permalink raw reply	[flat|nested] 3+ messages in thread
* [gcc(refs/vendors/vrull/heads/slp-improvements)] Fix memory corruption when group_size is not a multiple of 4
@ 2024-01-17 19:14 Philipp Tomsich
  0 siblings, 0 replies; 3+ messages in thread
From: Philipp Tomsich @ 2024-01-17 19:14 UTC (permalink / raw)
  To: gcc-cvs

https://gcc.gnu.org/g:a69c964f1616df393295f3643f5edd5f54d3c830

commit a69c964f1616df393295f3643f5edd5f54d3c830
Author: Manolis Tsamis <manolis.tsamis@vrull.eu>
Date:   Thu Nov 23 11:28:15 2023 +0100

    Fix memory corruption when group_size is not a multiple of 4
    
    Ref #342

Diff:
---
 gcc/tree-vect-slp.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc/tree-vect-slp.cc b/gcc/tree-vect-slp.cc
index 761c1ed3608..58543629756 100644
--- a/gcc/tree-vect-slp.cc
+++ b/gcc/tree-vect-slp.cc
@@ -1827,7 +1827,7 @@ try_rearrange_oprnd_info (vec<slp_oprnd_info> &oprnds_info, unsigned group_size)
   slp_oprnd_info oprnd_info;
 
   /* A more generalized version is WIP but this is generic enough anyway.  */
-  if (oprnds_info.length() != 2 || group_size < 4)
+  if (oprnds_info.length() != 2 || group_size % 4 != 0)
     return 0;
 
   FOR_EACH_VEC_ELT (oprnds_info, i, oprnd_info)

^ permalink raw reply	[flat|nested] 3+ messages in thread
* [gcc(refs/vendors/vrull/heads/slp-improvements)] Fix memory corruption when group_size is not a multiple of 4
@ 2023-11-28 13:35 Philipp Tomsich
  0 siblings, 0 replies; 3+ messages in thread
From: Philipp Tomsich @ 2023-11-28 13:35 UTC (permalink / raw)
  To: gcc-cvs

https://gcc.gnu.org/g:20a124742836d8a65f9ba9ec02c151087d1a134c

commit 20a124742836d8a65f9ba9ec02c151087d1a134c
Author: Manolis Tsamis <manolis.tsamis@vrull.eu>
Date:   Thu Nov 23 11:28:15 2023 +0100

    Fix memory corruption when group_size is not a multiple of 4
    
    Ref #342

Diff:
---
 gcc/tree-vect-slp.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc/tree-vect-slp.cc b/gcc/tree-vect-slp.cc
index feaa9be9b59..267cc712595 100644
--- a/gcc/tree-vect-slp.cc
+++ b/gcc/tree-vect-slp.cc
@@ -1839,7 +1839,7 @@ try_rearrange_oprnd_info (vec<slp_oprnd_info> &oprnds_info, unsigned group_size)
   slp_oprnd_info oprnd_info;
 
   /* A more generalized version is WIP but this is generic enough anyway.  */
-  if (oprnds_info.length() != 2 || group_size < 4)
+  if (oprnds_info.length() != 2 || group_size % 4 != 0)
     return 0;
 
   FOR_EACH_VEC_ELT (oprnds_info, i, oprnd_info)

^ permalink raw reply	[flat|nested] 3+ messages in thread
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