[PATCH]middle-end: add additional runtime test for [PR113467]

[Tamar Christina]

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();
+}




-- 

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();
+}