| /* |
| * Copyright (c) 2014, 2016, 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. |
| */ |
| |
| package compiler.intrinsics.sha.cli; |
| |
| import compiler.testlibrary.sha.predicate.IntrinsicPredicates; |
| import jdk.test.lib.Platform; |
| import jdk.test.lib.cli.CommandLineOptionTest; |
| |
| 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 { |
| public static final String USE_SHA_OPTION = "UseSHA"; |
| public static final String USE_SHA1_INTRINSICS_OPTION |
| = "UseSHA1Intrinsics"; |
| public static final String USE_SHA256_INTRINSICS_OPTION |
| = "UseSHA256Intrinsics"; |
| public static final String USE_SHA512_INTRINSICS_OPTION |
| = "UseSHA512Intrinsics"; |
| |
| // Intrinsics flags are of diagnostic type |
| // and must be preceded by UnlockDiagnosticVMOptions. |
| public static final String UNLOCK_DIAGNOSTIC_VM_OPTIONS |
| = "-XX:+UnlockDiagnosticVMOptions"; |
| |
| // 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_INTRINSICS_ARE_NOT_AVAILABLE |
| = "Intrinsics for SHA-1 crypto hash functions not available on this CPU."; |
| protected static final String SHA256_INTRINSICS_ARE_NOT_AVAILABLE |
| = "Intrinsics for SHA-224 and SHA-256 crypto hash functions not available on this CPU."; |
| protected static final String SHA512_INTRINSICS_ARE_NOT_AVAILABLE |
| = "Intrinsics for SHA-384 and SHA-512 crypto hash functions 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. |
| */ |
| public static String getWarningForUnsupportedCPU(String optionName) { |
| if (Platform.isAArch64() || Platform.isS390x() || Platform.isSparc() || |
| Platform.isX64() || Platform.isX86()) { |
| switch (optionName) { |
| case SHAOptionsBase.USE_SHA_OPTION: |
| return SHAOptionsBase.SHA_INSTRUCTIONS_ARE_NOT_AVAILABLE; |
| case SHAOptionsBase.USE_SHA1_INTRINSICS_OPTION: |
| return SHAOptionsBase.SHA1_INTRINSICS_ARE_NOT_AVAILABLE; |
| case SHAOptionsBase.USE_SHA256_INTRINSICS_OPTION: |
| return SHAOptionsBase.SHA256_INTRINSICS_ARE_NOT_AVAILABLE; |
| case SHAOptionsBase.USE_SHA512_INTRINSICS_OPTION: |
| return SHAOptionsBase.SHA512_INTRINSICS_ARE_NOT_AVAILABLE; |
| default: |
| throw new Error("Unexpected option " + optionName); |
| } |
| } else { |
| throw new Error("Support for CPUs different fromn AARCH64, S390x, SPARC, and X86 " |
| + "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. |
| */ |
| public 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 { |
| } |
| } |
| } |