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package com.seaofnodes.simple.node;
import com.seaofnodes.simple.codegen.CodeGen;
import com.seaofnodes.simple.codegen.Serialize;
import com.seaofnodes.simple.type.Type;
import com.seaofnodes.simple.util.BAOS;
import java.util.HashMap;
import java.util.IdentityHashMap;
// Start of a single compilation unit, distinct from the outer whole-program Start.
public class StartCUNode extends StartNode {
public final String _fname;
public StartCUNode(StartNode start, StopCUNode stop, Type arg, String fname) { super(start,stop,arg); _fname = fname; }
public StartCUNode(StartCUNode start) { super(start); _fname = start._fname; }
@Override public Tag serialTag() { return Tag.StartCU; }
@Override public void packed( BAOS baos, HashMap<String,Integer> strs, HashMap<Type,Integer> types, IdentityHashMap<Node,Integer> anodes ) {
baos.packed2(types.get(_arg));
baos.packed2(strs.get(_fname));
}
static Node make( BAOS bais, String[] strs, Type[] types ) {
return new StartCUNode(null,null,types[bais.packed2()],strs[bais.packed2()]);
}
@Override public CFGNode cfg0() { return (CFGNode)in(0); }
// IDom is cfg0() and depth is always Start+1 which is 0+1 or 1
@Override public int idepth() { return 1; }
@Override public CFGNode idom(Node dep) { return cfg0(); }
@Override public void gather( HashMap<String,Integer> strs ) {
Serialize.gather(strs,_fname);
}
}
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