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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * by Oracle in the LICENSE file that accompanied this code.
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 * 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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package com.oracle.svm.truffle.api;

import jdk.graal.compiler.truffle.AbstractTruffleCompilationSupport;
import org.graalvm.nativeimage.Platform;
import org.graalvm.nativeimage.Platforms;

import com.oracle.svm.core.graal.GraalConfiguration;
import com.oracle.svm.truffle.TruffleSupport;
import com.oracle.truffle.api.CompilerDirectives;
import com.oracle.truffle.compiler.TruffleCompiler;
import com.oracle.truffle.compiler.TruffleCompilerRuntime;

/**
 * Represents a truffle compilation bundling compilable and task into a single object. Also installs
 * the TTY filter to forward log messages to the truffle runtime.
 */
public final class SubstrateTruffleCompilationSupport extends AbstractTruffleCompilationSupport {

    private String compilerName;

    SubstrateTruffleCompilationSupport() {
    }

    @Override
    public void registerRuntime(TruffleCompilerRuntime runtime) {
        throw CompilerDirectives.shouldNotReachHere("Should not be called. Not necessary to be called on SVM.");
    }

    @Override
    @Platforms(Platform.HOSTED_ONLY.class)
    public TruffleCompiler createCompiler(TruffleCompilerRuntime runtime) {
        return TruffleSupport.singleton().createTruffleCompiler((SubstrateTruffleRuntime) runtime);
    }

    @Override
    public String getCompilerConfigurationName(TruffleCompilerRuntime runtime) {
        return compilerName;
    }

    @Platforms(Platform.HOSTED_ONLY.class)
    public void preinitialize() {
        this.compilerName = GraalConfiguration.runtimeInstance().getCompilerConfigurationName();
    }

}