| /* |
| * 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.testlibrary.sha.predicate; |
| |
| import jdk.test.lib.Platform; |
| import jdk.test.lib.cli.predicate.AndPredicate; |
| import jdk.test.lib.cli.predicate.CPUSpecificPredicate; |
| import jdk.test.lib.cli.predicate.OrPredicate; |
| import sun.hotspot.WhiteBox; |
| |
| import java.util.function.BooleanSupplier; |
| |
| /** |
| * Helper class aimed to provide predicates on availability of SHA-related |
| * CPU instructions and intrinsics. |
| */ |
| public class IntrinsicPredicates { |
| private static final WhiteBox WHITE_BOX = WhiteBox.getWhiteBox(); |
| private static final long TIERED_MAX_LEVEL = 4L; |
| /** |
| * Boolean supplier that check if any method could be compiled by C2. |
| * Method potentially could be compiled by C2 if Server VM is used and |
| * either tiered compilation is disabled or TIERED_MAX_LEVEL tier is |
| * reachable. |
| * |
| * Please don't place this definition after SHA*_INTRINSICS_AVAILABLE |
| * definitions. Otherwise its value will be {@code null} at the time when |
| * all dependent fields will be initialized. |
| */ |
| private static final BooleanSupplier COMPILABLE_BY_C2 = () -> { |
| boolean isTiered = IntrinsicPredicates.WHITE_BOX.getBooleanVMFlag( |
| "TieredCompilation"); |
| long tieredMaxLevel = IntrinsicPredicates.WHITE_BOX.getIntxVMFlag( |
| "TieredStopAtLevel"); |
| boolean maxLevelIsReachable = (tieredMaxLevel |
| == IntrinsicPredicates.TIERED_MAX_LEVEL); |
| return Platform.isServer() && !Platform.isEmulatedClient() && (!isTiered || maxLevelIsReachable); |
| }; |
| |
| public static final BooleanSupplier SHA1_INSTRUCTION_AVAILABLE |
| = new OrPredicate(new CPUSpecificPredicate("aarch64.*", new String[] { "sha1" }, null), |
| new OrPredicate(new CPUSpecificPredicate("s390.*", new String[] { "sha1" }, null), |
| new OrPredicate(new CPUSpecificPredicate("sparc.*", new String[] { "sha1" }, null), |
| // x86 variants |
| new OrPredicate(new CPUSpecificPredicate("amd64.*", new String[] { "sha" }, null), |
| new OrPredicate(new CPUSpecificPredicate("i386.*", new String[] { "sha" }, null), |
| new CPUSpecificPredicate("x86.*", new String[] { "sha" }, null)))))); |
| |
| public static final BooleanSupplier SHA256_INSTRUCTION_AVAILABLE |
| = new OrPredicate(new CPUSpecificPredicate("aarch64.*", new String[] { "sha256" }, null), |
| new OrPredicate(new CPUSpecificPredicate("s390.*", new String[] { "sha256" }, null), |
| new OrPredicate(new CPUSpecificPredicate("sparc.*", new String[] { "sha256" }, null), |
| // x86 variants |
| new OrPredicate(new CPUSpecificPredicate("amd64.*", new String[] { "sha" }, null), |
| new OrPredicate(new CPUSpecificPredicate("i386.*", new String[] { "sha" }, null), |
| new OrPredicate(new CPUSpecificPredicate("x86.*", new String[] { "sha" }, null), |
| new OrPredicate(new CPUSpecificPredicate("amd64.*", new String[] { "avx2", "bmi2" }, null), |
| new CPUSpecificPredicate("x86_64", new String[] { "avx2", "bmi2" }, null)))))))); |
| |
| public static final BooleanSupplier SHA512_INSTRUCTION_AVAILABLE |
| = new OrPredicate(new CPUSpecificPredicate("aarch64.*", new String[] { "sha512" }, null), |
| new OrPredicate(new CPUSpecificPredicate("s390.*", new String[] { "sha512" }, null), |
| new OrPredicate(new CPUSpecificPredicate("sparc.*", new String[] { "sha512" }, null), |
| // x86 variants |
| new OrPredicate(new CPUSpecificPredicate("amd64.*", new String[] { "sha" }, null), |
| new OrPredicate(new CPUSpecificPredicate("i386.*", new String[] { "sha" }, null), |
| new OrPredicate(new CPUSpecificPredicate("x86.*", new String[] { "sha" }, null), |
| new OrPredicate(new CPUSpecificPredicate("amd64.*", new String[] { "avx2", "bmi2" }, null), |
| new CPUSpecificPredicate("x86_64", new String[] { "avx2", "bmi2" }, null)))))))); |
| |
| public static final BooleanSupplier ANY_SHA_INSTRUCTION_AVAILABLE |
| = new OrPredicate(IntrinsicPredicates.SHA1_INSTRUCTION_AVAILABLE, |
| new OrPredicate( |
| IntrinsicPredicates.SHA256_INSTRUCTION_AVAILABLE, |
| IntrinsicPredicates.SHA512_INSTRUCTION_AVAILABLE)); |
| |
| public static final BooleanSupplier SHA1_INTRINSICS_AVAILABLE |
| = new AndPredicate(new AndPredicate( |
| IntrinsicPredicates.SHA1_INSTRUCTION_AVAILABLE, |
| IntrinsicPredicates.COMPILABLE_BY_C2), |
| IntrinsicPredicates.booleanOptionValue("UseSHA1Intrinsics")); |
| |
| public static final BooleanSupplier SHA256_INTRINSICS_AVAILABLE |
| = new AndPredicate(new AndPredicate( |
| IntrinsicPredicates.SHA256_INSTRUCTION_AVAILABLE, |
| IntrinsicPredicates.COMPILABLE_BY_C2), |
| IntrinsicPredicates.booleanOptionValue("UseSHA256Intrinsics")); |
| |
| public static final BooleanSupplier SHA512_INTRINSICS_AVAILABLE |
| = new AndPredicate(new AndPredicate( |
| IntrinsicPredicates.SHA512_INSTRUCTION_AVAILABLE, |
| IntrinsicPredicates.COMPILABLE_BY_C2), |
| IntrinsicPredicates.booleanOptionValue("UseSHA512Intrinsics")); |
| |
| private static BooleanSupplier booleanOptionValue(String option) { |
| return () -> IntrinsicPredicates.WHITE_BOX.getBooleanVMFlag(option); |
| } |
| |
| private IntrinsicPredicates() { |
| } |
| } |