RISC-V Regression: Fix FAIL of bb-slp-68.c for RVV

Message ID 20231013060126.503655-1-juzhe.zhong@rivai.ai
State Accepted
Headers
Series RISC-V Regression: Fix FAIL of bb-slp-68.c for RVV |

Checks

Context Check Description
snail/gcc-patch-check success Github commit url

Commit Message

juzhe.zhong@rivai.ai Oct. 13, 2023, 6:01 a.m. UTC
  Like comment said, this test failed on 64 bytes vector.
Both RVV and GCN has 64 bytes vector.

So it's more reasonable to use vect512.
gcc/testsuite/ChangeLog:

	* gcc.dg/vect/bb-slp-68.c: Use vect512.

---
 gcc/testsuite/gcc.dg/vect/bb-slp-68.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
  

Comments

Richard Biener Oct. 13, 2023, 11:59 a.m. UTC | #1
On Fri, 13 Oct 2023, Juzhe-Zhong wrote:

> Like comment said, this test failed on 64 bytes vector.
> Both RVV and GCN has 64 bytes vector.
> 
> So it's more reasonable to use vect512.

OK

> gcc/testsuite/ChangeLog:
> 
> 	* gcc.dg/vect/bb-slp-68.c: Use vect512.
> 
> ---
>  gcc/testsuite/gcc.dg/vect/bb-slp-68.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/gcc/testsuite/gcc.dg/vect/bb-slp-68.c b/gcc/testsuite/gcc.dg/vect/bb-slp-68.c
> index e7573a14933..2dd3d8ee90c 100644
> --- a/gcc/testsuite/gcc.dg/vect/bb-slp-68.c
> +++ b/gcc/testsuite/gcc.dg/vect/bb-slp-68.c
> @@ -20,4 +20,4 @@ void foo ()
>  
>  /* We want to have the store group split into 4, 2, 4 when using 32byte vectors.
>     Unfortunately it does not work when 64-byte vectors are available.  */
> -/* { dg-final { scan-tree-dump-not "from scalars" "slp2" { xfail amdgcn-*-* } } } */
> +/* { dg-final { scan-tree-dump-not "from scalars" "slp2" { xfail vect512 } } } */
>
  
Li, Pan2 Oct. 13, 2023, 12:05 p.m. UTC | #2
Committed, thanks Richard.

Pan

-----Original Message-----
From: Richard Biener <rguenther@suse.de> 
Sent: Friday, October 13, 2023 8:00 PM
To: Juzhe-Zhong <juzhe.zhong@rivai.ai>
Cc: gcc-patches@gcc.gnu.org; jeffreyalaw@gmail.com
Subject: Re: [PATCH] RISC-V Regression: Fix FAIL of bb-slp-68.c for RVV

On Fri, 13 Oct 2023, Juzhe-Zhong wrote:

> Like comment said, this test failed on 64 bytes vector.
> Both RVV and GCN has 64 bytes vector.
> 
> So it's more reasonable to use vect512.

OK

> gcc/testsuite/ChangeLog:
> 
> 	* gcc.dg/vect/bb-slp-68.c: Use vect512.
> 
> ---
>  gcc/testsuite/gcc.dg/vect/bb-slp-68.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/gcc/testsuite/gcc.dg/vect/bb-slp-68.c b/gcc/testsuite/gcc.dg/vect/bb-slp-68.c
> index e7573a14933..2dd3d8ee90c 100644
> --- a/gcc/testsuite/gcc.dg/vect/bb-slp-68.c
> +++ b/gcc/testsuite/gcc.dg/vect/bb-slp-68.c
> @@ -20,4 +20,4 @@ void foo ()
>  
>  /* We want to have the store group split into 4, 2, 4 when using 32byte vectors.
>     Unfortunately it does not work when 64-byte vectors are available.  */
> -/* { dg-final { scan-tree-dump-not "from scalars" "slp2" { xfail amdgcn-*-* } } } */
> +/* { dg-final { scan-tree-dump-not "from scalars" "slp2" { xfail vect512 } } } */
>
  

Patch

diff --git a/gcc/testsuite/gcc.dg/vect/bb-slp-68.c b/gcc/testsuite/gcc.dg/vect/bb-slp-68.c
index e7573a14933..2dd3d8ee90c 100644
--- a/gcc/testsuite/gcc.dg/vect/bb-slp-68.c
+++ b/gcc/testsuite/gcc.dg/vect/bb-slp-68.c
@@ -20,4 +20,4 @@  void foo ()
 
 /* We want to have the store group split into 4, 2, 4 when using 32byte vectors.
    Unfortunately it does not work when 64-byte vectors are available.  */
-/* { dg-final { scan-tree-dump-not "from scalars" "slp2" { xfail amdgcn-*-* } } } */
+/* { dg-final { scan-tree-dump-not "from scalars" "slp2" { xfail vect512 } } } */