1 files changed, 30 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/bmi-blsmsk-1.c b/gcc/testsuite/gcc.target/i386/bmi-blsmsk-1.c
new file mode 100644
index 00000000000..5498007c393
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/bmi-blsmsk-1.c
@@ -0,0 +1,30 @@
+/* { dg-do run { target { bmi && { ! ia32 } } } } */
+/* { dg-options "-O2 -mbmi -fno-inline" } */
+
+#include <x86intrin.h>
+
+#include "bmi-check.h"
+
+/*  Trick compiler in order not to generate target insn here. */
+long long calc_blsmsk_u64 (long long src1, long long src2)
+{
+  return (src1-1) ^ (src2);
+}
+
+static void
+bmi_test ()
+{
+  unsigned i;
+  long long src = 0xfacec0ffeefacec0;
+  long long res, res_ref;
+
+  for (i=0; i<5; ++i) {
+    src = i + src << i;
+
+    res_ref = calc_blsmsk_u64 (src, src);
+    res = __blsmsk_u64 (src);
+
+    if (res != res_ref)
+      abort();
+  }
+}