From: Feng Xue <fxue@os.amperecomputing.com>
Date: Mon, 5 Aug 2024 10:13:55 +0000 (+0800)
Subject: vect: Fix dot-product slp testcases [PR116000]
X-Git-Tag: basepoints/gcc-16~6834
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8e2c9360c2df4b16582d3b9eb34e8c448798a1f3;p=thirdparty%2Fgcc.git

vect: Fix dot-product slp testcases [PR116000]

These testcases were added by the patch of supporting multiple lane-reducing
operations. For target that has no dot-product instrution, we should add
matching condition to skip it.

2024-08-05 Feng Xue <fxue@os.amperecomputing.com>

gcc/testsuite/
	PR tree-optimization/116000
	* gcc.dg/vect/vect-reduc-chain-dot-slp-1.c: Skip target with no dot-
	product instruction.
	* gcc.dg/vect/vect-reduc-chain-dot-slp-2.c: Likewise.
	* gcc.dg/vect/vect-reduc-chain-dot-slp-3.c: Likewise.
	* gcc.dg/vect/vect-reduc-chain-dot-slp-4.c: Likewise.
---

diff --git a/gcc/testsuite/gcc.dg/vect/vect-reduc-chain-dot-slp-1.c b/gcc/testsuite/gcc.dg/vect/vect-reduc-chain-dot-slp-1.c
index 72a370ab3c0..0901357ea6a 100644
--- a/gcc/testsuite/gcc.dg/vect/vect-reduc-chain-dot-slp-1.c
+++ b/gcc/testsuite/gcc.dg/vect/vect-reduc-chain-dot-slp-1.c
@@ -91,5 +91,4 @@ main (void)
 }
 
 /* { dg-final { scan-tree-dump "vect_recog_dot_prod_pattern: detected" "vect" } } */
-/* { dg-final { scan-tree-dump "vectorizing stmts using SLP" "vect" } } */
-/* { dg-final { scan-tree-dump-times "vectorizing statement: \\S+ = DOT_PROD_EXPR" 16 "vect" } } */
+/* { dg-final { scan-tree-dump "vectorizing SLP node starting from: \\S+ = DOT_PROD_EXPR" "vect" { target vect_sdot_qi } } } */
diff --git a/gcc/testsuite/gcc.dg/vect/vect-reduc-chain-dot-slp-2.c b/gcc/testsuite/gcc.dg/vect/vect-reduc-chain-dot-slp-2.c
index aab86ee2f1c..818eeddcece 100644
--- a/gcc/testsuite/gcc.dg/vect/vect-reduc-chain-dot-slp-2.c
+++ b/gcc/testsuite/gcc.dg/vect/vect-reduc-chain-dot-slp-2.c
@@ -63,5 +63,4 @@ main (void)
 }
 
 /* { dg-final { scan-tree-dump "vect_recog_dot_prod_pattern: detected" "vect" } } */
-/* { dg-final { scan-tree-dump "vectorizing stmts using SLP" "vect" } } */
-/* { dg-final { scan-tree-dump-times "vectorizing statement: \\S+ = DOT_PROD_EXPR" 5 "vect" } } */
+/* { dg-final { scan-tree-dump "vectorizing SLP node starting from: \\S+ = DOT_PROD_EXPR" "vect" { target vect_sdot_qi } } } */
diff --git a/gcc/testsuite/gcc.dg/vect/vect-reduc-chain-dot-slp-3.c b/gcc/testsuite/gcc.dg/vect/vect-reduc-chain-dot-slp-3.c
index 9f1d2136ab6..87541cd8342 100644
--- a/gcc/testsuite/gcc.dg/vect/vect-reduc-chain-dot-slp-3.c
+++ b/gcc/testsuite/gcc.dg/vect/vect-reduc-chain-dot-slp-3.c
@@ -75,5 +75,4 @@ main (void)
 }
 
 /* { dg-final { scan-tree-dump "vect_recog_dot_prod_pattern: detected" "vect" } } */
-/* { dg-final { scan-tree-dump "vectorizing stmts using SLP" "vect" } } */
-/* { dg-final { scan-tree-dump-times "vectorizing statement: \\S+ = DOT_PROD_EXPR" 8 "vect"  { target vect_sdot_hi } } } */
+/* { dg-final { scan-tree-dump "vectorizing SLP node starting from: \\S+ = DOT_PROD_EXPR" "vect" { target vect_sdot_hi } } } */
diff --git a/gcc/testsuite/gcc.dg/vect/vect-reduc-chain-dot-slp-4.c b/gcc/testsuite/gcc.dg/vect/vect-reduc-chain-dot-slp-4.c
index f4dcebdfa10..11719430e58 100644
--- a/gcc/testsuite/gcc.dg/vect/vect-reduc-chain-dot-slp-4.c
+++ b/gcc/testsuite/gcc.dg/vect/vect-reduc-chain-dot-slp-4.c
@@ -59,5 +59,4 @@ main (void)
 }
 
 /* { dg-final { scan-tree-dump "vect_recog_dot_prod_pattern: detected" "vect" } } */
-/* { dg-final { scan-tree-dump "vectorizing stmts using SLP" "vect" } } */
-/* { dg-final { scan-tree-dump-times "vectorizing statement: \\S+ = DOT_PROD_EXPR" 3 "vect"  { target vect_sdot_hi } } } */
+/* { dg-final { scan-tree-dump "vectorizing SLP node starting from: \\S+ = DOT_PROD_EXPR" "vect" { target vect_sdot_hi } } } */