Mercurial > hg > graal-jvmci-8
view graal/com.oracle.jvmci.asm.test/src/com/oracle/jvmci/asm/test/AssemblerTest.java @ 21711:1c41d00e6b2f
moved com.oracle.graal.bytecode to JVMCI namespace (JBS:GRAAL-53)
author | Doug Simon <doug.simon@oracle.com> |
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date | Wed, 03 Jun 2015 21:42:01 +0200 |
parents | 3c17c0c41a6b |
children |
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/* * 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.jvmci.asm.test; import java.lang.reflect.*; import org.junit.*; import com.oracle.jvmci.code.*; import com.oracle.jvmci.debug.*; import com.oracle.jvmci.debug.Debug.Scope; import com.oracle.jvmci.meta.*; import com.oracle.jvmci.runtime.*; import com.oracle.jvmci.service.*; import com.oracle.jvmci.test.*; public abstract class AssemblerTest extends TestBase { private final MetaAccessProvider metaAccess; protected final CodeCacheProvider codeCache; public interface CodeGenTest { byte[] generateCode(CompilationResult compResult, TargetDescription target, RegisterConfig registerConfig, CallingConvention cc); } public AssemblerTest() { JVMCIBackend providers = JVMCI.getRuntime().getHostJVMCIBackend(); this.metaAccess = providers.getMetaAccess(); this.codeCache = providers.getCodeCache(); } public MetaAccessProvider getMetaAccess() { return metaAccess; } protected InstalledCode assembleMethod(Method m, CodeGenTest test) { ResolvedJavaMethod method = getMetaAccess().lookupJavaMethod(m); try (Scope s = Debug.scope("assembleMethod", method, codeCache)) { RegisterConfig registerConfig = codeCache.getRegisterConfig(); CallingConvention cc = CodeUtil.getCallingConvention(codeCache, CallingConvention.Type.JavaCallee, method, false); CompilationResult compResult = new CompilationResult(); byte[] targetCode = test.generateCode(compResult, codeCache.getTarget(), registerConfig, cc); compResult.setTargetCode(targetCode, targetCode.length); compResult.setTotalFrameSize(0); InstalledCode code = codeCache.addMethod(method, compResult, null, null); for (DisassemblerProvider dis : Services.load(DisassemblerProvider.class)) { String disasm = dis.disassemble(code); Assert.assertTrue(code.toString(), disasm == null || disasm.length() > 0); } return code; } catch (Throwable e) { throw Debug.handle(e); } } protected Object runTest(String methodName, CodeGenTest test, Object... args) { Method method = getMethod(methodName); InstalledCode code = assembleMethod(method, test); try { return code.executeVarargs(args); } catch (InvalidInstalledCodeException e) { throw new RuntimeException(e); } } protected void assertReturn(String methodName, CodeGenTest test, Object expected, Object... args) { Object actual = runTest(methodName, test, args); Assert.assertEquals("unexpected return value", expected, actual); } }