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 /* -*- Mode: Javascript; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */

 "use strict";

 loadRelativeToScript('utility.js');

 loadRelativeToScript('annotations.js');

 loadRelativeToScript('loadCallgraph.js');

 if (typeof scriptArgs[0] != 'string')

     throw "Usage: computeGCFunctions.js <callgraph.txt> <out:gcFunctions.txt> <out:gcFunctions.lst> <out:gcEdges.txt> <out:suppressedFunctions.lst>";

 var start = "Time: " + new Date;

 var callgraph_filename = scriptArgs[0];

 var gcFunctions_filename = scriptArgs[1] || "gcFunctions.txt";

 var gcFunctionsList_filename = scriptArgs[2] || "gcFunctions.lst";

 var gcEdges_filename = scriptArgs[3] || "gcEdges.txt";

 var suppressedFunctionsList_filename = scriptArgs[4] || "suppressedFunctions.lst";

 loadCallgraph(callgraph_filename);

 printErr("Writing " + gcFunctions_filename);

 redirect(gcFunctions_filename);

 for (var name in gcFunctions) {

     print("");

     print("GC Function: " + name + "|" + readableNames[name][0]);

     do {

         name = gcFunctions[name];

         if (name in readableNames)

             print("    " + readableNames[name][0]);

         else

             print("    " + name);

     } while (name in gcFunctions);

 }

 printErr("Writing " + gcFunctionsList_filename);

 redirect(gcFunctionsList_filename);

 for (var name in gcFunctions) {

     for (var readable of readableNames[name])

         print(name + "|" + readable);

 }

 // gcEdges is a list of edges that can GC for more specific reasons than just

 // calling a function that is in gcFunctions.txt.

 //

 // Right now, it is unused. It was meant for ~AutoCompartment when it might

 // wrap an exception, but anything held live across ~AC will have to be held

 // live across the corresponding constructor (and hence the whole scope of the

 // AC), and in that case it'll be held live across whatever could create an

 // exception within the AC scope. So ~AC edges are redundant. I will leave the

 // stub machinery here for now.

 printErr("Writing " + gcEdges_filename);

 redirect(gcEdges_filename);

 for (var block in gcEdges) {

   for (var edge in gcEdges[block]) {

       var func = gcEdges[block][edge];

     print([ block, edge, func ].join(" || "));

   }

 }

 printErr("Writing " + suppressedFunctionsList_filename);

 redirect(suppressedFunctionsList_filename);

 for (var name in suppressedFunctions) {

     print(name);

 }