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 * Copyright (c) 2015, 2015, 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.
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package com.oracle.graal.lir.alloc.lsra.ssi;

import java.util.List;

import jdk.vm.ci.code.TargetDescription;

import com.oracle.graal.compiler.common.alloc.RegisterAllocationConfig;
import com.oracle.graal.compiler.common.cfg.AbstractBlockBase;
import com.oracle.graal.lir.alloc.lsra.LinearScan;
import com.oracle.graal.lir.alloc.lsra.LinearScanEliminateSpillMovePhase;
import com.oracle.graal.lir.alloc.lsra.LinearScanLifetimeAnalysisPhase;
import com.oracle.graal.lir.alloc.lsra.LinearScanResolveDataFlowPhase;
import com.oracle.graal.lir.alloc.lsra.MoveResolver;
import com.oracle.graal.lir.alloc.lsra.ssa.SSAMoveResolver;
import com.oracle.graal.lir.gen.LIRGenerationResult;
import com.oracle.graal.lir.gen.LIRGeneratorTool.SpillMoveFactory;
import com.oracle.graal.lir.ssi.SSIVerifier;

public final class SSILinearScan extends LinearScan {

    public SSILinearScan(TargetDescription target, LIRGenerationResult res, SpillMoveFactory spillMoveFactory, RegisterAllocationConfig regAllocConfig,
                    List<? extends AbstractBlockBase<?>> sortedBlocks) {
        super(target, res, spillMoveFactory, regAllocConfig, sortedBlocks);
    }

    @Override
    protected <B extends AbstractBlockBase<B>> void allocate(TargetDescription target, LIRGenerationResult lirGenRes, List<B> codeEmittingOrder, List<B> linearScanOrder,
                    SpillMoveFactory spillMoveFactory, RegisterAllocationConfig registerAllocationConfig) {
        assert SSIVerifier.verify(lirGenRes.getLIR()) : "LIR not in SSI form.";
        super.allocate(target, lirGenRes, codeEmittingOrder, linearScanOrder, spillMoveFactory, registerAllocationConfig);
    }

    @Override
    protected MoveResolver createMoveResolver() {
        SSAMoveResolver moveResolver = new SSAMoveResolver(this);
        assert moveResolver.checkEmpty();
        return moveResolver;
    }

    @Override
    protected LinearScanLifetimeAnalysisPhase createLifetimeAnalysisPhase() {
        return new SSILinearScanLifetimeAnalysisPhase(this);
    }

    @Override
    protected LinearScanResolveDataFlowPhase createResolveDataFlowPhase() {
        return new SSILinearScanResolveDataFlowPhase(this);
    }

    @Override
    protected LinearScanEliminateSpillMovePhase createSpillMoveEliminationPhase() {
        return new SSILinearScanEliminateSpillMovePhase(this);
    }
}