Mercurial > hg > graal-jvmci-8
view graal/com.oracle.graal.truffle.test/src/com/oracle/graal/truffle/test/ExactMathTest.java @ 15942:5c73b162eec2
reduced execution time of ReplacementsImple.registerSubstitutions() by deferring parsing of substitution classes until the first request for a substitute method is received
author | Doug Simon <doug.simon@oracle.com> |
---|---|
date | Wed, 28 May 2014 00:50:11 +0200 |
parents | 6a13c422fca4 |
children | 5c8a0b322d15 |
line wrap: on
line source
/* * Copyright (c) 2013, 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 com.oracle.graal.truffle.test; import org.junit.*; import com.oracle.graal.api.runtime.*; import com.oracle.graal.compiler.test.*; import com.oracle.graal.nodes.spi.*; import com.oracle.graal.runtime.*; import com.oracle.graal.truffle.substitutions.*; import com.oracle.truffle.api.*; public class ExactMathTest extends GraalCompilerTest { private static boolean substitutionsInstalled; public ExactMathTest() { if (!substitutionsInstalled) { Replacements replacements = Graal.getRequiredCapability(RuntimeProvider.class).getHostBackend().getProviders().getReplacements(); replacements.registerSubstitutions(ExactMath.class, ExactMathSubstitutions.class); substitutionsInstalled = true; } } @Test public void testAdd() { test("add", 1, 2); test("add", Integer.MAX_VALUE, 2); } @Test public void testMul() { test("mul", 1, 2); test("mul", Integer.MAX_VALUE, 2); } @Test public void testSub() { test("sub", 1, 2); test("sub", Integer.MIN_VALUE, 2); } @Test public void testMulHigh() { test("mulHigh", 7, 15); test("mulHigh", Integer.MAX_VALUE, 15); test("mulHigh", Integer.MIN_VALUE, 15); } @Test public void testMulHighUnsigned() { test("mulHighUnsigned", 7, 15); test("mulHighUnsigned", Integer.MAX_VALUE, 15); test("mulHighUnsigned", Integer.MIN_VALUE, 15); } @Test public void testLongAdd() { test("longAdd", (long) Integer.MAX_VALUE, 2L); test("longAdd", Long.MAX_VALUE, 2L); } @Test public void testLongMul() { test("longMul", (long) Integer.MAX_VALUE, 2L); test("longMul", (long) Integer.MIN_VALUE, 2L); test("longMul", Long.MAX_VALUE, 2L); } @Test public void testLongSub() { test("longSub", (long) Integer.MIN_VALUE, 2L); test("longSub", Long.MIN_VALUE, 2L); } @Test public void testLongMulHigh() { test("longMulHigh", 7L, 15L); test("longMulHigh", Long.MAX_VALUE, 15L); test("longMulHigh", Long.MIN_VALUE, 15L); } @Test public void testLongMulHighUnsigned() { test("longMulHighUnsigned", 7L, 15L); test("longMulHighUnsigned", Long.MAX_VALUE, 15L); test("longMulHighUnsigned", Long.MIN_VALUE, 15L); } public static int add(int a, int b) { return ExactMath.addExact(a, b); } public static int mul(int a, int b) { return ExactMath.multiplyExact(a, b); } public static int sub(int a, int b) { return ExactMath.subtractExact(a, b); } public static int mulHigh(int a, int b) { return ExactMath.multiplyHigh(a, b); } public static int mulHighUnsigned(int a, int b) { return ExactMath.multiplyHighUnsigned(a, b); } public static long longAdd(long a, long b) { return ExactMath.addExact(a, b); } public static long longMul(long a, long b) { return ExactMath.multiplyExact(a, b); } public static long longSub(long a, long b) { return ExactMath.subtractExact(a, b); } public static long longMulHigh(long a, long b) { return ExactMath.multiplyHigh(a, b); } public static long longMulHighUnsigned(long a, long b) { return ExactMath.multiplyHighUnsigned(a, b); } }