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package org.graalvm.wasm;

import com.oracle.truffle.api.Option;
import org.graalvm.options.OptionCategory;
import org.graalvm.options.OptionKey;
import org.graalvm.options.OptionStability;
import org.graalvm.options.OptionType;

@Option.Group("wasm")
public class WasmOptions {
    @Option(help = "A comma-separated list of builtin modules to use: <linking-name>:<builtin-module-name>.", category = OptionCategory.USER, stability = OptionStability.STABLE)//
    public static final OptionKey<String> Builtins = new OptionKey<>("");

    @Option(help = "The minimal binary size for which to use async parsing.", category = OptionCategory.USER, stability = OptionStability.STABLE)//
    public static final OptionKey<Integer> AsyncParsingBinarySize = new OptionKey<>(100_000);

    @Option(help = "The stack size in kilobytes to use during async parsing, or zero to use defaults.", category = OptionCategory.USER, stability = OptionStability.STABLE)//
    public static final OptionKey<Integer> AsyncParsingStackSize = new OptionKey<>(0);

    public enum ConstantsStorePolicy {
        ALL,
        LARGE_ONLY,
        NONE
    }

    public static OptionType<ConstantsStorePolicy> StoreConstantsPolicyOptionType = new OptionType<>("StoreConstantsPolicy", ConstantsStorePolicy::valueOf);

    @Option(help = "Whenever to store the constants in a pool or not. Deprecated: no longer has any effect.", category = OptionCategory.EXPERT, stability = OptionStability.EXPERIMENTAL, deprecated = true)//
    public static final OptionKey<ConstantsStorePolicy> StoreConstantsPolicy = new OptionKey<>(ConstantsStorePolicy.NONE, StoreConstantsPolicyOptionType);

    @Option(help = "Use sun.misc.Unsafe-based memory.", category = OptionCategory.EXPERT, stability = OptionStability.EXPERIMENTAL)//
    public static final OptionKey<Boolean> UseUnsafeMemory = new OptionKey<>(false);
}