1 files changed, 54 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/sse4_1-trunc-vec.c b/gcc/testsuite/gcc.target/i386/sse4_1-trunc-vec.c
new file mode 100644
index 00000000000..e82dec93f88
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/sse4_1-trunc-vec.c
@@ -0,0 +1,54 @@
+/* { dg-do run } */
+/* { dg-options "-O2 -ffast-math -ftree-vectorize -msse4.1" } */
+/* { dg-require-effective-target sse4 } */
+/* { dg-skip-if "no M_PI" { vxworks_kernel } } */
+
+#include "sse4_1-check.h"
+
+#include <math.h>
+
+extern double trunc (double);
+
+#define NUM 64
+
+static void
+__attribute__((__target__("fpmath=sse")))
+init_src (double *src)
+{
+  int i, sign = 1;
+  double f = rand ();
+
+  for (i = 0; i < NUM; i++)
+    {
+      src[i] = (i + 1) * f * M_PI * sign;
+      if (i < (NUM / 2))
+	{
+          if ((i % 6) == 0)
+	    f = f * src[i];
+        }
+      else if (i == (NUM / 2))
+	f = rand ();
+      else if ((i % 6) == 0)
+	f = 1 / (f * (i + 1) * src[i] * M_PI * sign);
+      sign = -sign;
+    }
+}
+
+static void
+__attribute__((__target__("fpmath=387")))
+sse4_1_test (void)
+{
+  double a[NUM];
+  double r[NUM];
+  int i;
+
+  init_src (a);
+
+  for (i = 0; i < NUM; i++)
+    r[i] = trunc (a[i]);
+
+  /* check results:  */
+  for (i = 0; i < NUM; i++)
+    if (r[i] != trunc (a[i]))
+      abort();
+}