Function getFunctionHash

src/simulate/simulate_fn_hash.cpp:118–146

    }

    uint64_t getFunctionHash ( Function * fun, SimNode * node, Context * context ) {
        debug_hash("\n%s\n", fun->getMangledName().c_str());
        SimFnHashVisitor hashV(context);
        // append return type and result type
        uint64_t resT = fun->result->getSemanticHash();
        hashV.write(&resT, sizeof(uint64_t));
        debug_hash("\nresult <%s> = %" PRIx64 "\n", fun->result->getMangledName().c_str(), resT);
        for ( auto & arg : fun->arguments ) {
            uint64_t argT = arg->type->getSemanticHash();
            hashV.write(&argT, sizeof(argT));
            debug_hash("arg %s <%s> = %" PRIx64 "\n", arg->type->getMangledName().c_str(), arg->name.c_str(), argT);
        }

        // append code
        node->visit(hashV);
        if ( fun->aotHashDeppendsOnArguments ) {
            for ( auto & arg : fun->arguments ) {
                hashV.write(arg->name.c_str());
                if ( arg->init ) {
                    TextWriter tw;
                    tw << *(arg->init);
                    hashV.write(tw.str().c_str());
                }
            }
        }
        uint64_t res = hashV.getHash();
        debug_hash("\n%s = %" PRIx64 "\n", fun->getMangledName().c_str(), res);
        return res;
    }

    struct DependencyCollector {
        void collect ( const Function * fun ) {