[hsa,testsuite] Introduce offload_device_shared_as effective target

2016-02-26  Keith McDaniel <k.allen.mcdaniel@gmail.com>
	    Martin Jambor  <mjambor@suse.cz>

	* testsuite/lib/libgomp.exp
	(check_effective_target_offload_device_shared_as): New proc.
	* testsuite/libgomp.c++/declare_target-1.C: New test.


Co-Authored-By: Martin Jambor <mjambor@suse.cz>

From-SVN: r233757

libgomp/ChangeLog

@@ -1,3 +1,10 @@
+2016-02-26  Keith McDaniel <k.allen.mcdaniel@gmail.com>
+	    Martin Jambor  <mjambor@suse.cz>
+
+	* testsuite/lib/libgomp.exp
+	(check_effective_target_offload_device_shared_as): New proc.
+	* testsuite/libgomp.c++/declare_target-1.C: New test.
+
 2016-02-25  Ilya Verbin  <ilya.verbin@intel.com>
 
 	PR driver/68463

libgomp/testsuite/lib/libgomp.exp

@@ -344,6 +344,19 @@ proc check_effective_target_offload_device_nonshared_as { } {
     } ]
 }
   
+# Return 1 if offload device is available and it has shared address space.
+proc check_effective_target_offload_device_shared_as { } {
+    return [check_runtime_nocache offload_device_shared_as {
+      int main ()
+	{
+	  int x = 10;
+	  #pragma omp target map(to: x)
+	    x++;
+	  return x == 10;
+	}
+    } ]
+}
+
 # Return 1 if at least one nvidia board is present.
 
 proc check_effective_target_openacc_nvidia_accel_present { } {

libgomp/testsuite/libgomp.c++/declare_target-1.C

@@ -0,0 +1,38 @@
+// { dg-do run }
+// { dg-require-effective-target offload_device_shared_as }
+
+#include <stdlib.h>
+
+struct typeX
+{
+  int a;
+};
+
+class typeY
+{
+public:
+  int foo () { return a^0x01; }
+  int a;
+};
+
+#pragma omp declare target
+struct typeX varX;
+class typeY varY;
+#pragma omp end declare target
+
+int main ()
+{
+  varX.a = 0;
+  varY.a = 0;
+
+  #pragma omp target
+    {
+      varX.a = 100;
+      varY.a = 100;
+    }
+
+  if (varX.a != 100 || varY.a != 100)
+    abort ();
+
+  return 0;
+}