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package com.oracle.truffle.llvm.runtime.interop;

import com.oracle.truffle.api.dsl.Specialization;
import com.oracle.truffle.llvm.runtime.CommonNodeFactory;
import com.oracle.truffle.llvm.runtime.interop.access.LLVMInteropType;
import com.oracle.truffle.llvm.runtime.interop.convert.ForeignToLLVM;

Node for 1:1 mapping of primitive bitcode parameters to interop parameters.
/**
 * Node for 1:1 mapping of primitive bitcode parameters to interop parameters.
 */
public abstract class LLVMGetInteropPrimitiveParamNode extends LLVMGetInteropParamNode {
    public static LLVMGetInteropPrimitiveParamNode create(int index, ForeignToLLVM.ForeignToLLVMType type) {
        return LLVMGetInteropPrimitiveParamNodeGen.create(index, type);
    }

    public static LLVMGetInteropPrimitiveParamNode create(int index, LLVMInteropType.Value type) {
        return LLVMGetInteropPrimitiveParamNodeGen.create(index, type);
    }

    private final int index;
    @Child ForeignToLLVM toLLVM;

    LLVMGetInteropPrimitiveParamNode(int index, ForeignToLLVM.ForeignToLLVMType type) {
        this.index = index;
        this.toLLVM = CommonNodeFactory.createForeignToLLVM(type);
    }

    LLVMGetInteropPrimitiveParamNode(int index, LLVMInteropType.Value type) {
        this.index = index;
        this.toLLVM = CommonNodeFactory.createForeignToLLVM(type);
    }

    @Specialization
    Object getParam(Object[] arguments) {
        return toLLVM.executeWithTarget(arguments[this.index]);
    }
}