1 files changed, 39 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/i386/bmi2-pext32-1.c b/gcc-4.9/gcc/testsuite/gcc.target/i386/bmi2-pext32-1.c
new file mode 100644
index 000000000..7fe78378e
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.target/i386/bmi2-pext32-1.c
@@ -0,0 +1,39 @@
+/* { dg-do run { target { bmi2 } } } */
+/* { dg-options "-mbmi2 -O2" } */
+
+#include <x86intrin.h>
+#include "bmi2-check.h"
+
+__attribute__((noinline))
+unsigned
+calc_pext_u32 (unsigned a, unsigned mask)
+{
+  unsigned res = 0;
+  int i, k = 0;
+
+  for (i = 0; i < 32; ++i)
+    if (mask & (1 << i)) {
+      res |= ((a & (1 << i)) >> i) << k;
+      ++k;
+    }
+
+  return res;
+}
+
+static void
+bmi2_test ()
+{
+  unsigned i;
+  unsigned src = 0xce7acc;
+  unsigned res, res_ref;
+
+  for (i = 0; i < 5; ++i) {
+    src = src * (i + 1);
+
+    res_ref = calc_pext_u32 (src, ~(i * 3));
+    res = _pext_u32 (src, ~(i * 3));
+
+    if (res != res_ref)
+      abort();
+  }
+}