| /* |
| * Copyright (c) 2013, 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 org.graalvm.compiler.asm.amd64.test; |
| |
| import static org.junit.Assume.assumeTrue; |
| |
| import java.nio.ByteBuffer; |
| import java.nio.ByteOrder; |
| |
| import jdk.vm.ci.amd64.AMD64; |
| import jdk.vm.ci.code.CallingConvention; |
| import jdk.vm.ci.code.Register; |
| import jdk.vm.ci.code.RegisterConfig; |
| import jdk.vm.ci.code.TargetDescription; |
| import jdk.vm.ci.code.site.DataSectionReference; |
| import jdk.vm.ci.meta.JavaConstant; |
| import jdk.vm.ci.meta.JavaKind; |
| |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import org.graalvm.compiler.asm.amd64.AMD64Assembler; |
| import org.graalvm.compiler.asm.amd64.AMD64MacroAssembler; |
| import org.graalvm.compiler.asm.test.AssemblerTest; |
| import org.graalvm.compiler.code.CompilationResult; |
| import org.graalvm.compiler.code.DataSection.Data; |
| import org.graalvm.compiler.code.DataSection.RawData; |
| import org.graalvm.compiler.code.DataSection.SerializableData; |
| |
| public class SimpleAssemblerTest extends AssemblerTest { |
| |
| @Before |
| public void checkAMD64() { |
| assumeTrue("skipping AMD64 specific test", codeCache.getTarget().arch instanceof AMD64); |
| } |
| |
| @Test |
| public void intTest() { |
| CodeGenTest test = new CodeGenTest() { |
| |
| @Override |
| public byte[] generateCode(CompilationResult compResult, TargetDescription target, RegisterConfig registerConfig, CallingConvention cc) { |
| AMD64Assembler asm = new AMD64Assembler(target); |
| Register ret = registerConfig.getReturnRegister(JavaKind.Int); |
| asm.movl(ret, 8472); |
| asm.ret(0); |
| return asm.close(true); |
| } |
| }; |
| assertReturn("intStub", test, 8472); |
| } |
| |
| @Test |
| public void doubleTest() { |
| CodeGenTest test = new CodeGenTest() { |
| |
| @Override |
| public byte[] generateCode(CompilationResult compResult, TargetDescription target, RegisterConfig registerConfig, CallingConvention cc) { |
| AMD64MacroAssembler asm = new AMD64MacroAssembler(target); |
| Register ret = registerConfig.getReturnRegister(JavaKind.Double); |
| Data data = new SerializableData(JavaConstant.forDouble(84.72), 8); |
| DataSectionReference ref = compResult.getDataSection().insertData(data); |
| compResult.recordDataPatch(asm.position(), ref); |
| asm.movdbl(ret, asm.getPlaceholder(-1)); |
| asm.ret(0); |
| return asm.close(true); |
| } |
| }; |
| assertReturn("doubleStub", test, 84.72); |
| } |
| |
| @Test |
| public void rawDoubleTest() { |
| CodeGenTest test = new CodeGenTest() { |
| |
| @Override |
| public byte[] generateCode(CompilationResult compResult, TargetDescription target, RegisterConfig registerConfig, CallingConvention cc) { |
| AMD64MacroAssembler asm = new AMD64MacroAssembler(target); |
| Register ret = registerConfig.getReturnRegister(JavaKind.Double); |
| |
| byte[] rawBytes = new byte[8]; |
| ByteBuffer.wrap(rawBytes).order(ByteOrder.nativeOrder()).putDouble(84.72); |
| Data data = new RawData(rawBytes, 8); |
| DataSectionReference ref = compResult.getDataSection().insertData(data); |
| compResult.recordDataPatch(asm.position(), ref); |
| asm.movdbl(ret, asm.getPlaceholder(-1)); |
| asm.ret(0); |
| return asm.close(true); |
| } |
| }; |
| assertReturn("doubleStub", test, 84.72); |
| } |
| |
| public static int intStub() { |
| return 0; |
| } |
| |
| public static double doubleStub() { |
| return 0.0; |
| } |
| } |