1 /* 2 * Copyright (c) 2011, 2018, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 25 package org.graalvm.compiler.lir.amd64; 26 27 import static jdk.vm.ci.amd64.AMD64.xmm0; 28 import static jdk.vm.ci.amd64.AMD64.xmm1; 29 import static org.graalvm.compiler.lir.amd64.AMD64HotSpotHelper.registersToValues; 30 31 import org.graalvm.compiler.core.common.LIRKind; 32 import org.graalvm.compiler.lir.LIRInstructionClass; 33 import org.graalvm.compiler.lir.Variable; 34 import org.graalvm.compiler.lir.gen.LIRGenerator; 35 36 import jdk.vm.ci.amd64.AMD64Kind; 37 import jdk.vm.ci.code.Register; 38 import jdk.vm.ci.code.RegisterValue; 39 import jdk.vm.ci.meta.Value; 40 41 /** 42 * AMD64MathIntrinsicBinaryOp assumes that the input values are stored in the xmm0 and xmm1 43 * registers, and it will emit the output value into the xmm0 register. 44 * {@link #emitLIRWrapper(LIRGenerator, Value, Value)} is provided for emitting necessary mov LIRs 45 * before and after this LIR instruction. 46 */ 47 public abstract class AMD64MathIntrinsicBinaryOp extends AMD64LIRInstruction { 48 49 @Def protected Value output; 50 @Use protected Value input0; 51 @Use protected Value input1; 52 @Temp protected Value[] temps; 53 54 public AMD64MathIntrinsicBinaryOp(LIRInstructionClass<? extends AMD64MathIntrinsicBinaryOp> type, Register... registers) { 55 super(type); 56 57 input0 = xmm0.asValue(LIRKind.value(AMD64Kind.DOUBLE)); 58 input1 = xmm1.asValue(LIRKind.value(AMD64Kind.DOUBLE)); 59 output = xmm0.asValue(LIRKind.value(AMD64Kind.DOUBLE)); 60 61 temps = registersToValues(registers); 62 } 63 64 public final Variable emitLIRWrapper(LIRGenerator gen, Value x, Value y) { 65 LIRKind kind = LIRKind.combine(x, y); 66 RegisterValue xmm0Value = xmm0.asValue(kind); 67 gen.emitMove(xmm0Value, x); 68 RegisterValue xmm1Value = xmm1.asValue(kind); 69 gen.emitMove(xmm1Value, y); 70 gen.append(this); 71 Variable result = gen.newVariable(kind); 72 gen.emitMove(result, xmm0Value); 73 return result; 74 } 75 }