https://gcc.gnu.org/g:1ffdfbb3d55ec7a7a1b1a84e43a80e0ae96049db
commit r15-10361-g1ffdfbb3d55ec7a7a1b1a84e43a80e0ae96049db
Author: Jakub Jelinek <ja...@redhat.com>
Date: Fri Sep 5 10:59:42 2025 +0200
testsuite, powerpc, v2: Fix vsx-vectorize-* after alignment peeling
[PR118567]
On Tue, Jul 01, 2025 at 02:50:40PM -0500, Segher Boessenkool wrote:
> No tests become good tests without effort. And tests that are not good
> tests require constant maintenance!
Here are two patches, either just the first one or both can be used
and both were tested on powerpc64le-linux.
The second one adds further 8 tests, which are dg-do run which #include
the former tests, don't do any dump tests and just define the checking/main
for those.
2025-09-05 Jakub Jelinek <ja...@redhat.com>
PR testsuite/118567
* gcc.target/powerpc/vsx-vectorize-9.c: New test.
* gcc.target/powerpc/vsx-vectorize-10.c: New test.
* gcc.target/powerpc/vsx-vectorize-11.c: New test.
* gcc.target/powerpc/vsx-vectorize-12.c: New test.
* gcc.target/powerpc/vsx-vectorize-13.c: New test.
* gcc.target/powerpc/vsx-vectorize-14.c: New test.
* gcc.target/powerpc/vsx-vectorize-15.c: New test.
* gcc.target/powerpc/vsx-vectorize-16.c: New test.
(cherry picked from commit 8d8b6249d83609e56752ee51d2686b2f5fb062e6)
Diff:
---
.../gcc.target/powerpc/vsx-vectorize-10.c | 39 ++++++++++++++++++++++
.../gcc.target/powerpc/vsx-vectorize-11.c | 36 ++++++++++++++++++++
.../gcc.target/powerpc/vsx-vectorize-12.c | 36 ++++++++++++++++++++
.../gcc.target/powerpc/vsx-vectorize-13.c | 36 ++++++++++++++++++++
.../gcc.target/powerpc/vsx-vectorize-14.c | 39 ++++++++++++++++++++++
.../gcc.target/powerpc/vsx-vectorize-15.c | 39 ++++++++++++++++++++++
.../gcc.target/powerpc/vsx-vectorize-16.c | 39 ++++++++++++++++++++++
gcc/testsuite/gcc.target/powerpc/vsx-vectorize-9.c | 24 +++++++++++++
8 files changed, 288 insertions(+)
diff --git a/gcc/testsuite/gcc.target/powerpc/vsx-vectorize-10.c
b/gcc/testsuite/gcc.target/powerpc/vsx-vectorize-10.c
new file mode 100644
index 000000000000..4a712fb21cd9
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/vsx-vectorize-10.c
@@ -0,0 +1,39 @@
+/* { dg-do run } */
+/* { dg-options "-O2 -ftree-vectorize -fno-vect-cost-model
-fdump-tree-vect-details" } */
+
+/* Taken from vect/vect-95.c. */
+#include <stdlib.h>
+#include <stdarg.h>
+
+#include "vsx-vectorize-2.c"
+
+__attribute__ ((noinline))
+void bar (float *pd, float *pa, float *pb, float *pc)
+{
+ int i;
+
+ /* check results: */
+ for (i = 0; i < N; i++)
+ {
+ if (pa[i] != (pb[i] * pc[i]))
+ abort ();
+ if (pd[i] != 5.0)
+ abort ();
+ }
+
+ return;
+}
+
+int main (void)
+{
+ int i;
+ float a[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
+ float d[N+1] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
+ float b[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48,51,54,57};
+ float c[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19};
+
+ main1 (N,&d[1],a,b,c);
+ main1 (N-2,&d[1],a,b,c);
+
+ return 0;
+}
diff --git a/gcc/testsuite/gcc.target/powerpc/vsx-vectorize-11.c
b/gcc/testsuite/gcc.target/powerpc/vsx-vectorize-11.c
new file mode 100644
index 000000000000..55f909bcc7b4
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/vsx-vectorize-11.c
@@ -0,0 +1,36 @@
+/* { dg-do run } */
+/* { dg-options "-O2 -ftree-vectorize -fno-vect-cost-model
-fdump-tree-vect-details" } */
+
+/* Taken from vect/vect-95.c. */
+#include <stdlib.h>
+#include <stdarg.h>
+
+#include "vsx-vectorize-3.c"
+
+__attribute__ ((noinline))
+void bar (short *pa, short *pb, short *pc)
+{
+ int i;
+
+ /* check results: */
+ for (i = 0; i < N; i++)
+ {
+ if (pa[i] != (pb[i] * pc[i]))
+ abort ();
+ }
+
+ return;
+}
+
+int main (void)
+{
+ int i;
+ short a[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
+ short b[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48,51,54,57};
+ short c[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19};
+
+ main1 (N,a,b,c);
+ main1 (N-2,a,b,c);
+
+ return 0;
+}
diff --git a/gcc/testsuite/gcc.target/powerpc/vsx-vectorize-12.c
b/gcc/testsuite/gcc.target/powerpc/vsx-vectorize-12.c
new file mode 100644
index 000000000000..5aa86c9455e2
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/vsx-vectorize-12.c
@@ -0,0 +1,36 @@
+/* { dg-do run } */
+/* { dg-options "-O2 -ftree-vectorize -fno-vect-cost-model
-fdump-tree-vect-details" } */
+
+/* Taken from vect/vect-95.c. */
+#include <stdlib.h>
+#include <stdarg.h>
+
+#include "vsx-vectorize-4.c"
+
+__attribute__ ((noinline))
+void bar (double *pa, double *pb, double *pc)
+{
+ int i;
+
+ /* check results: */
+ for (i = 0; i < N; i++)
+ {
+ if (pa[i] != (pb[i] * pc[i]))
+ abort ();
+ }
+
+ return;
+}
+
+int main (void)
+{
+ int i;
+ double a[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
+ double b[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48,51,54,57};
+ double c[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19};
+
+ main1 (N,a,b,c);
+ main1 (N-2,a,b,c);
+
+ return 0;
+}
diff --git a/gcc/testsuite/gcc.target/powerpc/vsx-vectorize-13.c
b/gcc/testsuite/gcc.target/powerpc/vsx-vectorize-13.c
new file mode 100644
index 000000000000..be179a4b5966
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/vsx-vectorize-13.c
@@ -0,0 +1,36 @@
+/* { dg-do run } */
+/* { dg-options "-O2 -ftree-vectorize -fno-vect-cost-model
-fdump-tree-vect-details" } */
+
+/* Taken from vect/vect-95.c. */
+#include <stdlib.h>
+#include <stdarg.h>
+
+#include "vsx-vectorize-5.c"
+
+__attribute__ ((noinline))
+void bar (char *pa, char *pb, char *pc)
+{
+ int i;
+
+ /* check results: */
+ for (i = 0; i < N; i++)
+ {
+ if (pa[i] != (pb[i] + pc[i]))
+ abort ();
+ }
+
+ return;
+}
+
+int main (void)
+{
+ int i;
+ char a[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
+ char b[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48,51,54,57};
+ char c[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19};
+
+ main1 (N,a,b,c);
+ main1 (N-2,a,b,c);
+
+ return 0;
+}
diff --git a/gcc/testsuite/gcc.target/powerpc/vsx-vectorize-14.c
b/gcc/testsuite/gcc.target/powerpc/vsx-vectorize-14.c
new file mode 100644
index 000000000000..18ce41ee2d54
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/vsx-vectorize-14.c
@@ -0,0 +1,39 @@
+/* { dg-do run } */
+/* { dg-options "-O2 -ftree-vectorize -fno-vect-cost-model
-fdump-tree-vect-details" } */
+
+/* Taken from vect/vect-95.c. */
+#include <stdlib.h>
+#include <stdarg.h>
+
+#include "vsx-vectorize-6.c"
+
+__attribute__ ((noinline))
+void bar (double *pd, double *pa, double *pb, double *pc)
+{
+ int i;
+
+ /* check results: */
+ for (i = 0; i < N; i++)
+ {
+ if (pa[i] != (pb[i] * pc[i]))
+ abort ();
+ if (pd[i] != 5.0)
+ abort ();
+ }
+
+ return;
+}
+
+int main (void)
+{
+ int i;
+ double a[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
+ double d[N+1] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
+ double b[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48,51,54,57};
+ double c[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19};
+
+ main1 (N,&d[1],a,b,c);
+ main1 (N-2,&d[1],a,b,c);
+
+ return 0;
+}
diff --git a/gcc/testsuite/gcc.target/powerpc/vsx-vectorize-15.c
b/gcc/testsuite/gcc.target/powerpc/vsx-vectorize-15.c
new file mode 100644
index 000000000000..5549a4df2d47
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/vsx-vectorize-15.c
@@ -0,0 +1,39 @@
+/* { dg-do run } */
+/* { dg-options "-O2 -ftree-vectorize -fno-vect-cost-model
-fdump-tree-vect-details" } */
+
+/* Taken from vect/vect-95.c. */
+#include <stdlib.h>
+#include <stdarg.h>
+
+#include "vsx-vectorize-7.c"
+
+__attribute__ ((noinline))
+void bar (int *pd, int *pa, int *pb, int *pc)
+{
+ int i;
+
+ /* check results: */
+ for (i = 0; i < N; i++)
+ {
+ if (pa[i] != (pb[i] * pc[i]))
+ abort ();
+ if (pd[i] != 5.0)
+ abort ();
+ }
+
+ return;
+}
+
+int main (void)
+{
+ int i;
+ int a[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
+ int d[N+1] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
+ int b[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48,51,54,57};
+ int c[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19};
+
+ main1 (N,&d[1],a,b,c);
+ main1 (N-2,&d[1],a,b,c);
+
+ return 0;
+}
diff --git a/gcc/testsuite/gcc.target/powerpc/vsx-vectorize-16.c
b/gcc/testsuite/gcc.target/powerpc/vsx-vectorize-16.c
new file mode 100644
index 000000000000..82fc07b34096
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/vsx-vectorize-16.c
@@ -0,0 +1,39 @@
+/* { dg-do run } */
+/* { dg-options "-O2 -ftree-vectorize -fno-vect-cost-model
-fdump-tree-vect-details" } */
+
+/* Taken from vect/vect-95.c. */
+#include <stdlib.h>
+#include <stdarg.h>
+
+#include "vsx-vectorize-8.c"
+
+__attribute__ ((noinline))
+void bar (short *pd, short *pa, short *pb, short *pc)
+{
+ int i;
+
+ /* check results: */
+ for (i = 0; i < N; i++)
+ {
+ if (pa[i] != (pb[i] * pc[i]))
+ abort ();
+ if (pd[i] != 5.0)
+ abort ();
+ }
+
+ return;
+}
+
+int main (void)
+{
+ int i;
+ short a[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
+ short d[N+1] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
+ short b[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48,51,54,57};
+ short c[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19};
+
+ main1 (N,&d[1],a,b,c);
+ main1 (N-2,&d[1],a,b,c);
+
+ return 0;
+}
diff --git a/gcc/testsuite/gcc.target/powerpc/vsx-vectorize-9.c
b/gcc/testsuite/gcc.target/powerpc/vsx-vectorize-9.c
new file mode 100644
index 000000000000..9e87edcdd25c
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/vsx-vectorize-9.c
@@ -0,0 +1,24 @@
+/* { dg-do run } */
+/* { dg-options "-O2 -ftree-vectorize -fno-tree-loop-distribute-patterns
-fno-vect-cost-model -fdump-tree-vect-details" } */
+
+/* Taken from vect/vect-align-1.c. */
+#include <stdlib.h>
+#include <stdarg.h>
+
+#include "vsx-vectorize-1.c"
+
+int main (void)
+{
+ int i;
+ struct foo *p = malloc (2*sizeof (struct foo));
+
+ main1 (p);
+
+ /* check results: */
+ for (i = 0; i < N; i++)
+ {
+ if (p->y[i] != x[i])
+ abort ();
+ }
+ return 0;
+}
