Add testing of generated (ARM) baseline decoders using hand-written decoders.

src/trusted/validator_arm/baseline_vs_baseline.cc

+/*
+ * Copyright (c) 2013 The Native Client Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#ifndef NACL_TRUSTED_BUT_NOT_TCB
+#error This file is not meant for use in the TCB
+#endif
+
+#include "native_client/src/trusted/validator_arm/baseline_vs_baseline.h"
+
+#include "gtest/gtest.h"
+
+namespace nacl_arm_test {
+
+BaselineVsBaselineTester:: BaselineVsBaselineTester(
+    const NamedClassDecoder& gen_baseline,
+    DecoderTester& hand_baseline_tester)
+    : ActualVsBaselineTester(gen_baseline, hand_baseline_tester) {}
+
+bool BaselineVsBaselineTester::DoApplySanityChecks() {
+  return true;
+}
+
+void BaselineVsBaselineTester::CheckDefs() {
+  EXPECT_TRUE(baseline_decoder_.defs(inst_).
+              Equals(actual_decoder_.defs(inst_)));
+}
+
+}  // namespace nacl_arm_test