001/*
002 * Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved.
003 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
004 *
005 * This code is free software; you can redistribute it and/or modify it
006 * under the terms of the GNU General Public License version 2 only, as
007 * published by the Free Software Foundation.
008 *
009 * This code is distributed in the hope that it will be useful, but WITHOUT
010 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
011 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
012 * version 2 for more details (a copy is included in the LICENSE file that
013 * accompanied this code).
014 *
015 * You should have received a copy of the GNU General Public License version
016 * 2 along with this work; if not, write to the Free Software Foundation,
017 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
018 *
019 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
020 * or visit www.oracle.com if you need additional information or have any
021 * questions.
022 */
023package com.oracle.graal.lir.sparc;
024
025import jdk.internal.jvmci.common.*;
026import jdk.internal.jvmci.meta.*;
027import static jdk.internal.jvmci.code.ValueUtil.*;
028
029import com.oracle.graal.asm.sparc.*;
030import com.oracle.graal.lir.*;
031import com.oracle.graal.lir.asm.*;
032
033public final class SPARCMathIntrinsicOp extends SPARCLIRInstruction implements SPARCTailDelayedLIRInstruction {
034    public static final LIRInstructionClass<SPARCMathIntrinsicOp> TYPE = LIRInstructionClass.create(SPARCMathIntrinsicOp.class);
035    public static final SizeEstimate SIZE = SizeEstimate.create(1);
036
037    public enum IntrinsicOpcode {
038        SQRT,
039        ABS
040    }
041
042    @Opcode private final IntrinsicOpcode opcode;
043    @Def protected Value result;
044    @Use protected Value input;
045
046    public SPARCMathIntrinsicOp(IntrinsicOpcode opcode, Value result, Value input) {
047        super(TYPE, SIZE);
048        this.opcode = opcode;
049        this.result = result;
050        this.input = input;
051    }
052
053    @Override
054    public void emitCode(CompilationResultBuilder crb, SPARCMacroAssembler masm) {
055        Kind inputKind = (Kind) input.getLIRKind().getPlatformKind();
056        delayedControlTransfer.emitControlTransfer(crb, masm);
057        switch (opcode) {
058            case SQRT:
059                switch (inputKind) {
060                    case Float:
061                        masm.fsqrts(asFloatReg(input), asFloatReg(result));
062                        break;
063                    case Double:
064                        masm.fsqrtd(asDoubleReg(input), asDoubleReg(result));
065                        break;
066                    default:
067                        JVMCIError.shouldNotReachHere();
068                }
069                break;
070            case ABS:
071                switch (inputKind) {
072                    case Float:
073                        masm.fabss(asFloatReg(input), asFloatReg(result));
074                        break;
075                    case Double:
076                        masm.fabsd(asDoubleReg(input), asDoubleReg(result));
077                        break;
078                    default:
079                        JVMCIError.shouldNotReachHere();
080                }
081                break;
082            default:
083                throw JVMCIError.shouldNotReachHere();
084        }
085    }
086
087}