1 /* 2 * Copyright (c) 2011, 2016, 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 package org.graalvm.compiler.hotspot.amd64; 24 25 import static jdk.vm.ci.code.ValueUtil.asRegister; 26 27 import org.graalvm.compiler.asm.amd64.AMD64MacroAssembler; 28 import org.graalvm.compiler.debug.GraalError; 29 import org.graalvm.compiler.lir.LIRInstructionClass; 30 import org.graalvm.compiler.lir.Opcode; 31 import org.graalvm.compiler.lir.amd64.AMD64LIRInstruction; 32 import org.graalvm.compiler.lir.asm.CompilationResultBuilder; 33 34 import jdk.vm.ci.amd64.AMD64Kind; 35 import jdk.vm.ci.meta.Value; 36 37 /** 38 * This provides the default implementation expected by some HotSpot based lowerings of Math 39 * intrinsics. Depending on the release different patterns might be used. 40 */ 41 public final class AMD64HotSpotMathIntrinsicOp extends AMD64LIRInstruction { 42 public static final LIRInstructionClass<AMD64HotSpotMathIntrinsicOp> TYPE = LIRInstructionClass.create(AMD64HotSpotMathIntrinsicOp.class); 43 44 public enum IntrinsicOpcode { 45 SIN, 46 COS, 47 TAN, 48 LOG, 49 LOG10 50 } 51 52 @Opcode private final IntrinsicOpcode opcode; 53 @Def protected Value result; 54 @Use protected Value input; 55 56 public AMD64HotSpotMathIntrinsicOp(IntrinsicOpcode opcode, Value result, Value input) { 57 super(TYPE); 58 this.opcode = opcode; 59 this.result = result; 60 this.input = input; 61 } 62 63 @Override 64 public void emitCode(CompilationResultBuilder crb, AMD64MacroAssembler masm) { 65 switch (opcode) { 66 case LOG: 67 masm.flog(asRegister(result, AMD64Kind.DOUBLE), asRegister(input, AMD64Kind.DOUBLE), false); 68 break; 69 case LOG10: 70 masm.flog(asRegister(result, AMD64Kind.DOUBLE), asRegister(input, AMD64Kind.DOUBLE), true); 71 break; 72 case SIN: 73 masm.fsin(asRegister(result, AMD64Kind.DOUBLE), asRegister(input, AMD64Kind.DOUBLE)); 74 break; 75 case COS: 76 masm.fcos(asRegister(result, AMD64Kind.DOUBLE), asRegister(input, AMD64Kind.DOUBLE)); 77 break; 78 case TAN: 79 masm.ftan(asRegister(result, AMD64Kind.DOUBLE), asRegister(input, AMD64Kind.DOUBLE)); 80 break; 81 default: 82 throw GraalError.shouldNotReachHere(); 83 } 84 } 85 }