1 files changed, 169 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/avx512f-gather-3.c b/gcc/testsuite/gcc.target/i386/avx512f-gather-3.c
new file mode 100644
index 00000000000..5e20dd8898a
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/avx512f-gather-3.c
@@ -0,0 +1,169 @@
+/* { dg-do run } */
+/* { dg-require-effective-target avx512f } */
+/* { dg-options "-O3 -mavx512f -ffast-math" } */
+
+#include "avx512f-check.h"
+
+#define N 1024
+float f[N];
+double d[N];
+int k[N];
+float *l[N];
+double *n[N];
+int **m[N];
+long q[N];
+long long **o[N];
+long long t[N];
+long long *r[N];
+int *s[N];
+
+__attribute__((noinline, noclone)) float
+f1 (void)
+{
+  int i;
+  float g = 0.0;
+  for (i = 0; i < N / 2; i++)
+    g += f[k[i]];
+  return g;
+}
+
+__attribute__((noinline, noclone)) float
+f2 (float *p)
+{
+  int i;
+  float g = 0.0;
+  for (i = 0; i < N / 2; i++)
+    g += p[k[i]];
+  return g;
+}
+
+__attribute__((noinline, noclone)) float
+f3 (void)
+{
+  int i;
+  float g = 0.0;
+  for (i = 0; i < N / 2; i++)
+    g += *l[i];
+  return g;
+}
+
+__attribute__((noinline, noclone)) int
+f4 (void)
+{
+  int i;
+  int g = 0;
+  for (i = 0; i < N / 2; i++)
+    g += **m[i];
+  return g;
+}
+
+__attribute__((noinline, noclone)) double
+f5 (void)
+{
+  int i;
+  double g = 0.0;
+  for (i = 0; i < N / 2; i++)
+    g += d[k[i]];
+  return g;
+}
+
+__attribute__((noinline, noclone)) double
+f6 (double *p)
+{
+  int i;
+  double g = 0.0;
+  for (i = 0; i < N / 2; i++)
+    g += p[k[i]];
+  return g;
+}
+
+__attribute__((noinline, noclone)) double
+f7 (void)
+{
+  int i;
+  double g = 0.0;
+  for (i = 0; i < N / 2; i++)
+    g += *n[i];
+  return g;
+}
+
+__attribute__((noinline, noclone)) int
+f8 (void)
+{
+  int i;
+  int g = 0;
+  for (i = 0; i < N / 2; i++)
+    g += **o[i];
+  return g;
+}
+
+__attribute__((noinline, noclone)) float
+f9 (void)
+{
+  int i;
+  float g = 0.0;
+  for (i = 0; i < N / 2; i++)
+    g += f[q[i]];
+  return g;
+}
+
+__attribute__((noinline, noclone)) float
+f10 (float *p)
+{
+  int i;
+  float g = 0.0;
+  for (i = 0; i < N / 2; i++)
+    g += p[q[i]];
+  return g;
+}
+
+__attribute__((noinline, noclone)) double
+f11 (void)
+{
+  int i;
+  double g = 0.0;
+  for (i = 0; i < N / 2; i++)
+    g += d[q[i]];
+  return g;
+}
+
+__attribute__((noinline, noclone)) double
+f12 (double *p)
+{
+  int i;
+  double g = 0.0;
+  for (i = 0; i < N / 2; i++)
+    g += p[q[i]];
+  return g;
+}
+
+static void
+avx512f_test (void)
+{
+  int i;
+
+  for (i = 0; i < N; i++)
+    {
+      asm ("");
+      f[i] = -256.0f + i;
+      d[i] = -258.0 + i;
+      k[i] = (i * 731) & (N - 1);
+      q[i] = (i * 657) & (N - 1);
+      t[i] = (i * 657) & (N - 1);
+      l[i] = &f[(i * 239) & (N - 1)];
+      n[i] = &d[(i * 271) & (N - 1)];
+      r[i] = &t[(i * 323) & (N - 1)];
+      s[i] = &k[(i * 565) & (N - 1)];
+      m[i] = &s[(i * 13) & (N - 1)];
+      o[i] = &r[(i * 19) & (N - 1)];
+    }
+
+  if (f1 () != 136448.0f || f2 (f) != 136448.0f || f3 () != 130304.0)
+    abort ();
+  if (f4 () != 261376 || f5 () != 135424.0 || f6 (d) != 135424.0)
+    abort ();
+  if (f7 () != 129280.0 || f8 () != 259840L || f9 () != 130816.0f)
+    abort ();
+  if (f10 (f) != 130816.0f || f11 () != 129792.0 || f12 (d) != 129792.0)
+    abort ();
+}