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From: Tamar Christina <tamar.christina@arm.com>
To: gcc-patches@gcc.gnu.org
Cc: nd@arm.com, rguenther@suse.de, jlaw@ventanamicro.com
Subject: [PATCH]middle-end: add additional runtime test for [PR113467]
Date: Mon, 5 Feb 2024 13:08:29 +0000	[thread overview]
Message-ID: <patch-18246-tamar@arm.com> (raw)

[-- Attachment #1: Type: text/plain, Size: 1989 bytes --]

Hi All,

This just adds an additional runtime testcase for the fixed issue.

Bootstrapped Regtested on aarch64-none-linux-gnu and no issues.

Ok for master?

Thanks,
Tamar

gcc/testsuite/ChangeLog:

	PR tree-optimization/113467
	* gcc.dg/vect/vect-early-break_110-pr113467.c: New test.

--- inline copy of patch -- 
diff --git a/gcc/testsuite/gcc.dg/vect/vect-early-break_110-pr113467.c b/gcc/testsuite/gcc.dg/vect/vect-early-break_110-pr113467.c
new file mode 100644
index 0000000000000000000000000000000000000000..2d8a071c0e922ccfd5fa8c7b27044444852dbd95
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/vect/vect-early-break_110-pr113467.c
@@ -0,0 +1,51 @@
+/* { dg-add-options vect_early_break } */
+/* { dg-require-effective-target vect_early_break } */
+/* { dg-require-effective-target vect_int } */
+
+/* { dg-final { scan-tree-dump-not "LOOP VECTORIZED" "vect" } } */
+
+#include "tree-vect.h"
+
+typedef struct gcry_mpi *gcry_mpi_t;
+struct gcry_mpi {
+  int nlimbs;
+  unsigned long *d;
+};
+
+long gcry_mpi_add_ui_up;
+void gcry_mpi_add_ui(gcry_mpi_t w, gcry_mpi_t u, unsigned v) {
+  gcry_mpi_add_ui_up = *w->d;
+  if (u) {
+    unsigned long *res_ptr = w->d, *s1_ptr = w->d;
+    int s1_size = u->nlimbs;
+    unsigned s2_limb = v, x = *s1_ptr++;
+    s2_limb += x;
+    *res_ptr++ = s2_limb;
+    if (x)
+      while (--s1_size) {
+        x = *s1_ptr++ + 1;
+        *res_ptr++ = x;
+        if (x) {
+          break;
+        }
+      }
+  }
+}
+
+int main()
+{
+  check_vect ();
+
+  static struct gcry_mpi sv;
+  static unsigned long vals[] = {4294967288, 191,        4160749568, 4294963263,
+                                 127,        4294950912, 255,        4294901760,
+                                 534781951,  33546240,   4294967292, 4294960127,
+                                 4292872191, 4294967295, 4294443007, 3};
+  gcry_mpi_t v = &sv;
+  v->nlimbs = 16;
+  v->d = vals;
+
+  gcry_mpi_add_ui(v, v, 8);
+  if (v->d[1] != 192)
+    __builtin_abort();
+}




-- 

[-- Attachment #2: rb18246.patch --]
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diff --git a/gcc/testsuite/gcc.dg/vect/vect-early-break_110-pr113467.c b/gcc/testsuite/gcc.dg/vect/vect-early-break_110-pr113467.c
new file mode 100644
index 0000000000000000000000000000000000000000..2d8a071c0e922ccfd5fa8c7b27044444852dbd95
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/vect/vect-early-break_110-pr113467.c
@@ -0,0 +1,51 @@
+/* { dg-add-options vect_early_break } */
+/* { dg-require-effective-target vect_early_break } */
+/* { dg-require-effective-target vect_int } */
+
+/* { dg-final { scan-tree-dump-not "LOOP VECTORIZED" "vect" } } */
+
+#include "tree-vect.h"
+
+typedef struct gcry_mpi *gcry_mpi_t;
+struct gcry_mpi {
+  int nlimbs;
+  unsigned long *d;
+};
+
+long gcry_mpi_add_ui_up;
+void gcry_mpi_add_ui(gcry_mpi_t w, gcry_mpi_t u, unsigned v) {
+  gcry_mpi_add_ui_up = *w->d;
+  if (u) {
+    unsigned long *res_ptr = w->d, *s1_ptr = w->d;
+    int s1_size = u->nlimbs;
+    unsigned s2_limb = v, x = *s1_ptr++;
+    s2_limb += x;
+    *res_ptr++ = s2_limb;
+    if (x)
+      while (--s1_size) {
+        x = *s1_ptr++ + 1;
+        *res_ptr++ = x;
+        if (x) {
+          break;
+        }
+      }
+  }
+}
+
+int main()
+{
+  check_vect ();
+
+  static struct gcry_mpi sv;
+  static unsigned long vals[] = {4294967288, 191,        4160749568, 4294963263,
+                                 127,        4294950912, 255,        4294901760,
+                                 534781951,  33546240,   4294967292, 4294960127,
+                                 4292872191, 4294967295, 4294443007, 3};
+  gcry_mpi_t v = &sv;
+  v->nlimbs = 16;
+  v->d = vals;
+
+  gcry_mpi_add_ui(v, v, 8);
+  if (v->d[1] != 192)
+    __builtin_abort();
+}




             reply	other threads:[~2024-02-05 13:08 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-02-05 13:08 Tamar Christina [this message]
2024-02-05 13:11 ` Richard Biener
2024-02-05 13:35   ` Tamar Christina
2024-02-05 14:29     ` Richard Biener

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