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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * 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).
 *
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 * 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 org.graalvm.compiler.lir.alloc.lsra;

import org.graalvm.compiler.core.common.alloc.RegisterAllocationConfig;
import org.graalvm.compiler.lir.alloc.lsra.ssa.SSALinearScan;
import org.graalvm.compiler.lir.gen.LIRGenerationResult;
import org.graalvm.compiler.lir.gen.LIRGeneratorTool.MoveFactory;
import org.graalvm.compiler.lir.phases.AllocationPhase;

import jdk.vm.ci.code.TargetDescription;

public final class LinearScanPhase extends AllocationPhase {

    private boolean neverSpillConstants;

    public void setNeverSpillConstants(boolean neverSpillConstants) {
        this.neverSpillConstants = neverSpillConstants;
    }

    @Override
    protected void run(TargetDescription target, LIRGenerationResult lirGenRes, AllocationContext context) {
        MoveFactory spillMoveFactory = context.spillMoveFactory;
        RegisterAllocationConfig registerAllocationConfig = context.registerAllocationConfig;
        final LinearScan allocator = new SSALinearScan(target, lirGenRes, spillMoveFactory, registerAllocationConfig, lirGenRes.getLIR().linearScanOrder(), neverSpillConstants);
        allocator.allocate(target, lirGenRes, spillMoveFactory, registerAllocationConfig);
    }
}