| /* |
| * Copyright (C) 2014 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.jack.dx; |
| |
| import com.android.jack.TestTools; |
| import com.android.jack.test.category.RuntimeRegressionTest; |
| import com.android.jack.test.helper.FileChecker; |
| import com.android.jack.test.helper.RuntimeTestHelper; |
| import com.android.jack.test.runtime.RuntimeTest; |
| import com.android.jack.test.runtime.RuntimeTestInfo; |
| import com.android.jack.test.toolchain.AbstractTestTools; |
| import com.android.jack.test.toolchain.IToolchain; |
| |
| import junit.framework.Assert; |
| |
| import org.jf.dexlib.ClassDataItem.EncodedMethod; |
| import org.jf.dexlib.CodeItem; |
| import org.jf.dexlib.DexFile; |
| import org.jf.dexlib.Code.Instruction; |
| import org.jf.dexlib.Code.Opcode; |
| import org.jf.dexlib.Code.Analysis.AnalyzedInstruction; |
| import org.jf.dexlib.Code.Analysis.MethodAnalyzer; |
| import org.jf.dexlib.Code.Format.Instruction23x; |
| import org.junit.Ignore; |
| import org.junit.Test; |
| import org.junit.experimental.categories.Category; |
| |
| import java.io.File; |
| |
| import javax.annotation.Nonnull; |
| |
| public class DxTests extends RuntimeTest { |
| |
| private RuntimeTestInfo COMPILER = new RuntimeTestInfo( |
| AbstractTestTools.getTestRootDir("com.android.jack.dx.compiler"), |
| "com.android.jack.dx.compiler.dx.Tests"); |
| |
| private RuntimeTestInfo OPTIMIZER = new RuntimeTestInfo( |
| AbstractTestTools.getTestRootDir("com.android.jack.dx.optimizer"), |
| "com.android.jack.dx.optimizer.dx.Tests"); |
| |
| private RuntimeTestInfo OVERLAPPING = new RuntimeTestInfo( |
| AbstractTestTools.getTestRootDir("com.android.jack.dx.overlapping"), |
| "com.android.jack.dx.overlapping.dx.Tests").addFileChecker(new FileChecker() { |
| |
| @Override |
| public void check(@Nonnull File file) throws Exception { |
| DexFile dexFile = new DexFile(file); |
| EncodedMethod em = |
| TestTools.getEncodedMethod(dexFile, |
| "Lcom/android/jack/dx/overlapping/jack/Data;", "test002", |
| "(IJJ)J"); |
| |
| checkThatRegistersDoesNotOverlap(em); |
| } |
| |
| }).addFileChecker(new FileChecker() { |
| |
| @Override |
| public void check(@Nonnull File file) throws Exception { |
| DexFile dexFile = new DexFile(file); |
| EncodedMethod em = |
| TestTools.getEncodedMethod(dexFile, |
| "Lcom/android/jack/dx/overlapping/jack/Data;", "test001", |
| "(IJJ)J"); |
| |
| checkThatRegistersDoesNotOverlap(em); |
| } |
| |
| }); |
| |
| @Test |
| @Category(RuntimeRegressionTest.class) |
| public void compiler() throws Exception { |
| new RuntimeTestHelper(COMPILER).compileAndRunTest(); |
| } |
| |
| @Test |
| @Category(RuntimeRegressionTest.class) |
| public void optimizer() throws Exception { |
| new RuntimeTestHelper(OPTIMIZER).compileAndRunTest(); |
| } |
| |
| @Test |
| @Category(RuntimeRegressionTest.class) |
| public void overlapping() throws Exception { |
| new RuntimeTestHelper(OVERLAPPING) |
| .compileAndRunTest(); |
| } |
| |
| @Test |
| @Ignore("Dx register allocator use div_int instead of div_int_2addr in some cases.") |
| public void testRegallocator() throws Exception { |
| IToolchain toolchain = AbstractTestTools.getCandidateToolchain(); |
| File dexOutDir = AbstractTestTools.createTempDir(); |
| File outFile = new File(dexOutDir, "classes.dex"); |
| toolchain.addToClasspath(toolchain.getDefaultBootClasspath()) |
| .srcToExe( |
| dexOutDir, |
| /* zipFile = */ false, |
| AbstractTestTools.getTestRootDir("com.android.jack.dx.regallocator.jack")); |
| |
| DexFile dexFile = new DexFile(outFile); |
| |
| CodeItem ci = |
| TestTools.getEncodedMethod(dexFile, "Lcom/android/jack/dx/regallocator/jack/Data;", |
| "compute1", "(I)I").codeItem; |
| Assert.assertTrue(hasOpcode(ci, Opcode.DIV_INT_2ADDR)); |
| ci = |
| TestTools.getEncodedMethod(dexFile, "Lcom/android/jack/dx/regallocator/jack/Data;", |
| "compute2", "(I)I").codeItem; |
| Assert.assertTrue(hasOpcode(ci, Opcode.DIV_INT_2ADDR)); |
| } |
| |
| private boolean hasOpcode(@Nonnull CodeItem codeItem, @Nonnull Opcode opcode) { |
| for (Instruction inst : codeItem.getInstructions()) { |
| if (inst.opcode == opcode) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| private void checkThatRegistersDoesNotOverlap(@Nonnull EncodedMethod em) { |
| MethodAnalyzer ma = new MethodAnalyzer(em, false, null); |
| for (AnalyzedInstruction ai : ma.getInstructions()) { |
| if (ai.getInstruction() instanceof Instruction23x) { |
| Instruction23x inst = (Instruction23x) ai.getInstruction(); |
| // Register overlaps in the following cases |
| // v0, v1 = ..., v1, v2 |
| // v0, v1 = v1, v2, ... |
| // v1, v2 = ..., v0, v1 |
| // v1, v2 = v0, v1, ... |
| if (inst.getRegisterA() + 1 == inst.getRegisterC() |
| || inst.getRegisterA() + 1 == inst.getRegisterB() |
| || inst.getRegisterA() == inst.getRegisterC() + 1 |
| || inst.getRegisterA() == inst.getRegisterB() + 1) { |
| Assert.fail("Register overlapping"); |
| } |
| } |
| } |
| } |
| |
| @Override |
| protected void fillRtTestInfos() { |
| rtTestInfos.add(COMPILER); |
| rtTestInfos.add(OPTIMIZER); |
| rtTestInfos.add(OVERLAPPING); |
| } |
| } |