001/*
002 * Copyright (c) 2015, 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.hotspot.amd64;
024
025import jdk.internal.jvmci.hotspot.*;
026import jdk.internal.jvmci.meta.*;
027import static com.oracle.graal.asm.amd64.AMD64Assembler.OperandSize.*;
028
029import com.oracle.graal.asm.amd64.*;
030import com.oracle.graal.asm.amd64.AMD64Assembler.*;
031import com.oracle.graal.lir.*;
032import com.oracle.graal.lir.amd64.*;
033import com.oracle.graal.lir.asm.*;
034
035public class AMD64HotSpotBinaryConsumer {
036
037    /**
038     * Instruction that has one {@link AllocatableValue} operand and one {@link HotSpotConstant}
039     * operand.
040     */
041    public static class ConstOp extends AMD64BinaryConsumer.ConstOp {
042        public static final LIRInstructionClass<ConstOp> TYPE = LIRInstructionClass.create(ConstOp.class);
043
044        protected final HotSpotConstant c;
045
046        public ConstOp(AMD64MIOp opcode, AllocatableValue x, HotSpotConstant c) {
047            super(TYPE, opcode, DWORD, x, asImm32(c));
048            this.c = c;
049        }
050
051        @Override
052        public void emitCode(CompilationResultBuilder crb, AMD64MacroAssembler masm) {
053            assert crb.target.inlineObjects || !(c instanceof HotSpotObjectConstant);
054            crb.recordInlineDataInCode(c);
055            super.emitCode(crb, masm);
056        }
057    }
058
059    /**
060     * Instruction that has one {@link AMD64AddressValue memory} operand and one
061     * {@link HotSpotConstant} operand.
062     */
063    public static class MemoryConstOp extends AMD64BinaryConsumer.MemoryConstOp {
064        public static final LIRInstructionClass<MemoryConstOp> TYPE = LIRInstructionClass.create(MemoryConstOp.class);
065
066        protected final HotSpotConstant c;
067
068        public MemoryConstOp(AMD64MIOp opcode, AMD64AddressValue x, HotSpotConstant c, LIRFrameState state) {
069            super(TYPE, opcode, DWORD, x, asImm32(c), state);
070            this.c = c;
071
072        }
073
074        @Override
075        public void emitCode(CompilationResultBuilder crb, AMD64MacroAssembler masm) {
076            assert crb.target.inlineObjects || !(c instanceof HotSpotObjectConstant);
077            crb.recordInlineDataInCode(c);
078            super.emitCode(crb, masm);
079        }
080    }
081
082    private static int asImm32(HotSpotConstant c) {
083        assert c.isCompressed();
084        if (c instanceof HotSpotMetaspaceConstant) {
085            return (int) ((HotSpotMetaspaceConstant) c).rawValue();
086        } else {
087            assert c instanceof HotSpotObjectConstant;
088            return 0xDEADDEAD;
089        }
090    }
091}