diff -r 7a4e6f3d7b53 -r 0fa6c2cb6007 hotspot/test/compiler/intrinsics/sha/cli/SHAOptionsBase.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/hotspot/test/compiler/intrinsics/sha/cli/SHAOptionsBase.java Wed Sep 03 15:29:57 2014 +0400 @@ -0,0 +1,169 @@ +/* + * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +import com.oracle.java.testlibrary.Platform; +import com.oracle.java.testlibrary.cli.CommandLineOptionTest; +import sha.predicate.IntrinsicPredicates; + +import java.util.function.BooleanSupplier; + +/** + * Base class for all CLI tests on SHA-related options. + * + * Instead of using huge complex tests for each option, each test is constructed + * from several test cases shared among different tests. + */ +public class SHAOptionsBase extends CommandLineOptionTest { + protected static final String USE_SHA_OPTION = "UseSHA"; + protected static final String USE_SHA1_INTRINSICS_OPTION + = "UseSHA1Intrinsics"; + protected static final String USE_SHA256_INTRINSICS_OPTION + = "UseSHA256Intrinsics"; + protected static final String USE_SHA512_INTRINSICS_OPTION + = "UseSHA512Intrinsics"; + + // Note that strings below will be passed to + // CommandLineOptionTest.verifySameJVMStartup and thus are regular + // expressions, not just a plain strings. + protected static final String SHA_INSTRUCTIONS_ARE_NOT_AVAILABLE + = "SHA instructions are not available on this CPU"; + protected static final String SHA1_INSTRUCTION_IS_NOT_AVAILABLE + = "SHA1 instruction is not available on this CPU\\."; + protected static final String SHA256_INSTRUCTION_IS_NOT_AVAILABLE + = "SHA256 instruction \\(for SHA-224 and SHA-256\\) " + + "is not available on this CPU\\."; + protected static final String SHA512_INSTRUCTION_IS_NOT_AVAILABLE + = "SHA512 instruction \\(for SHA-384 and SHA-512\\) " + + "is not available on this CPU\\."; + protected static final String SHA_INTRINSICS_ARE_NOT_AVAILABLE + = "SHA intrinsics are not available on this CPU"; + + private final TestCase[] testCases; + + /** + * Returns warning message that should occur in VM output if an option with + * the name {@code optionName} was turned on and CPU does not support + * required instructions. + * + * @param optionName The name of the option for which warning message should + * be returned. + * @return A warning message that will be printed out to VM output if CPU + * instructions required by the option are not supported. + */ + protected static String getWarningForUnsupportedCPU(String optionName) { + if (Platform.isSparc()) { + switch (optionName) { + case SHAOptionsBase.USE_SHA_OPTION: + return SHAOptionsBase.SHA_INSTRUCTIONS_ARE_NOT_AVAILABLE; + case SHAOptionsBase.USE_SHA1_INTRINSICS_OPTION: + return SHAOptionsBase.SHA1_INSTRUCTION_IS_NOT_AVAILABLE; + case SHAOptionsBase.USE_SHA256_INTRINSICS_OPTION: + return SHAOptionsBase.SHA256_INSTRUCTION_IS_NOT_AVAILABLE; + case SHAOptionsBase.USE_SHA512_INTRINSICS_OPTION: + return SHAOptionsBase.SHA512_INSTRUCTION_IS_NOT_AVAILABLE; + default: + throw new Error("Unexpected option " + optionName); + } + } else if (Platform.isX64() || Platform.isX86()) { + switch (optionName) { + case SHAOptionsBase.USE_SHA_OPTION: + return SHAOptionsBase.SHA_INSTRUCTIONS_ARE_NOT_AVAILABLE; + case SHAOptionsBase.USE_SHA1_INTRINSICS_OPTION: + case SHAOptionsBase.USE_SHA256_INTRINSICS_OPTION: + case SHAOptionsBase.USE_SHA512_INTRINSICS_OPTION: + return SHAOptionsBase.SHA_INTRINSICS_ARE_NOT_AVAILABLE; + default: + throw new Error("Unexpected option " + optionName); + } + } else { + throw new Error("Support for CPUs other then X86 or SPARC is not " + + "implemented."); + } + } + + /** + * Returns the predicate indicating whether or not CPU instructions required + * by the option with name {@code optionName} are available. + * + * @param optionName The name of the option for which a predicate should be + * returned. + * @return The predicate on availability of CPU instructions required by the + * option. + */ + protected static BooleanSupplier getPredicateForOption(String optionName) { + switch (optionName) { + case SHAOptionsBase.USE_SHA_OPTION: + return IntrinsicPredicates.ANY_SHA_INSTRUCTION_AVAILABLE; + case SHAOptionsBase.USE_SHA1_INTRINSICS_OPTION: + return IntrinsicPredicates.SHA1_INSTRUCTION_AVAILABLE; + case SHAOptionsBase.USE_SHA256_INTRINSICS_OPTION: + return IntrinsicPredicates.SHA256_INSTRUCTION_AVAILABLE; + case SHAOptionsBase.USE_SHA512_INTRINSICS_OPTION: + return IntrinsicPredicates.SHA512_INSTRUCTION_AVAILABLE; + default: + throw new Error("Unexpected option " + optionName); + } + } + + public SHAOptionsBase(TestCase... testCases) { + super(Boolean.TRUE::booleanValue); + this.testCases = testCases; + } + + @Override + protected void runTestCases() throws Throwable { + for (TestCase testCase : testCases) { + testCase.test(); + } + } + + public static abstract class TestCase { + protected final String optionName; + private final BooleanSupplier predicate; + + protected TestCase(String optionName, BooleanSupplier predicate) { + this.optionName = optionName; + this.predicate = predicate; + } + + protected final void test() throws Throwable { + String testCaseName = this.getClass().getName(); + if (!predicate.getAsBoolean()) { + System.out.println("Skipping " + testCaseName + + " due to predicate failure."); + return; + } else { + System.out.println("Running " + testCaseName); + } + + verifyWarnings(); + verifyOptionValues(); + } + + protected void verifyWarnings() throws Throwable { + } + + protected void verifyOptionValues() throws Throwable { + } + } +}