selftests/sgx: Add EXPECT_EEXIT() macro

Add EXPECT_EEXIT() macro, which will conditionally print the exception
information, in addition to

  EXPECT_EQ(self->run.function, EEXIT);
Signed-off-by: NJarkko Sakkinen <jarkko@kernel.org>
Signed-off-by: NShuah Khan <skhan@linuxfoundation.org>

tools/testing/selftests/sgx/main.c

@@ -205,6 +205,14 @@ FIXTURE_TEARDOWN(enclave)
 		ret; \
 	})
 
+#define EXPECT_EEXIT(run) \
+	do { \
+		EXPECT_EQ((run)->function, EEXIT); \
+		if ((run)->function != EEXIT) \
+			TH_LOG("0x%02x 0x%02x 0x%016llx", (run)->exception_vector, \
+			       (run)->exception_error_code, (run)->exception_addr); \
+	} while (0)
+
 TEST_F(enclave, unclobbered_vdso)
 {
 	uint64_t result = 0;
@@ -212,7 +220,7 @@ TEST_F(enclave, unclobbered_vdso)
 	EXPECT_EQ(ENCL_CALL(&MAGIC, &result, &self->run, false), 0);
 
 	EXPECT_EQ(result, MAGIC);
-	EXPECT_EQ(self->run.function, EEXIT);
+	EXPECT_EEXIT(&self->run);
 	EXPECT_EQ(self->run.user_data, 0);
 }
 
@@ -223,7 +231,7 @@ TEST_F(enclave, clobbered_vdso)
 	EXPECT_EQ(ENCL_CALL(&MAGIC, &result, &self->run, true), 0);
 
 	EXPECT_EQ(result, MAGIC);
-	EXPECT_EQ(self->run.function, EEXIT);
+	EXPECT_EEXIT(&self->run);
 	EXPECT_EQ(self->run.user_data, 0);
 }
 
@@ -245,7 +253,7 @@ TEST_F(enclave, clobbered_vdso_and_user_function)
 	EXPECT_EQ(ENCL_CALL(&MAGIC, &result, &self->run, true), 0);
 
 	EXPECT_EQ(result, MAGIC);
-	EXPECT_EQ(self->run.function, EEXIT);
+	EXPECT_EEXIT(&self->run);
 	EXPECT_EQ(self->run.user_data, 0);
 }