// Print current ideal graph
void IdealGraphPrinter::print(Compile* compile, const char *name, Node *node, int level, bool clear_nodes) {

  if (!_current_method || !_should_send_method || level > PrintIdealGraphLevel) return;

  this->C = compile;

  // Warning, unsafe cast?
  _chaitin = (PhaseChaitin *)C->regalloc();

  begin_head(GRAPH_ELEMENT);
  print_attr(GRAPH_NAME_PROPERTY, (const char *)name);
  end_head();

  VectorSet temp_set(Thread::current()->resource_area());

  head(NODES_ELEMENT);
  walk_nodes(node, false, &temp_set);
  tail(NODES_ELEMENT);

  head(EDGES_ELEMENT);
  walk_nodes(node, true, &temp_set);
  tail(EDGES_ELEMENT);
  if (C->cfg() != NULL) {
    head(CONTROL_FLOW_ELEMENT);
    for (uint i = 0; i < C->cfg()->number_of_blocks(); i++) {
      Block* block = C->cfg()->get_block(i);
      begin_head(BLOCK_ELEMENT);
      print_attr(BLOCK_NAME_PROPERTY, block->_pre_order);
      end_head();

      head(SUCCESSORS_ELEMENT);
      for (uint s = 0; s < block->_num_succs; s++) {
        begin_elem(SUCCESSOR_ELEMENT);
        print_attr(BLOCK_NAME_PROPERTY, block->_succs[s]->_pre_order);
        end_elem();
      }
      tail(SUCCESSORS_ELEMENT);

      head(NODES_ELEMENT);
      for (uint s = 0; s < block->number_of_nodes(); s++) {
        begin_elem(NODE_ELEMENT);
        print_attr(NODE_ID_PROPERTY, get_node_id(block->get_node(s)));
        end_elem();
      }
      tail(NODES_ELEMENT);

      tail(BLOCK_ELEMENT);
    }
    tail(CONTROL_FLOW_ELEMENT);
  }
  tail(GRAPH_ELEMENT);
  output()->flush();
}
Ejemplo n.º 2
0
void IdealGraphPrinter::visit_node(Node *n, bool edges, VectorSet* temp_set) {

  if (edges) {

    // Output edge
    node_idx_t dest_id = n->_idx;
    for ( uint i = 0; i < n->len(); i++ ) {
      if ( n->in(i) ) {
        Node *source = n->in(i);
        begin_elem(EDGE_ELEMENT);
        print_attr(FROM_PROPERTY, source->_idx);
        print_attr(TO_PROPERTY, dest_id);
        print_attr(INDEX_PROPERTY, i);
        end_elem();
      }
    }

  } else {

    // Output node
    begin_head(NODE_ELEMENT);
    print_attr(NODE_ID_PROPERTY, n->_idx);
    end_head();

    head(PROPERTIES_ELEMENT);

    Node *node = n;
#ifndef PRODUCT
    Compile::current()->_in_dump_cnt++;
    print_prop(NODE_NAME_PROPERTY, (const char *)node->Name());
    const Type *t = node->bottom_type();
    print_prop("type", t->msg());
    print_prop("idx", node->_idx);
#ifdef ASSERT
    print_prop("debug_idx", node->_debug_idx);
#endif

    if (C->cfg() != NULL) {
      Block* block = C->cfg()->get_block_for_node(node);
      if (block == NULL) {
        print_prop("block", C->cfg()->get_block(0)->_pre_order);
      } else {
        print_prop("block", block->_pre_order);
      }
    }

    const jushort flags = node->flags();
    if (flags & Node::Flag_is_Copy) {
      print_prop("is_copy", "true");
    }
    if (flags & Node::Flag_rematerialize) {
      print_prop("rematerialize", "true");
    }
    if (flags & Node::Flag_needs_anti_dependence_check) {
      print_prop("needs_anti_dependence_check", "true");
    }
    if (flags & Node::Flag_is_macro) {
      print_prop("is_macro", "true");
    }
    if (flags & Node::Flag_is_Con) {
      print_prop("is_con", "true");
    }
    if (flags & Node::Flag_is_cisc_alternate) {
      print_prop("is_cisc_alternate", "true");
    }
    if (flags & Node::Flag_is_dead_loop_safe) {
      print_prop("is_dead_loop_safe", "true");
    }
    if (flags & Node::Flag_may_be_short_branch) {
      print_prop("may_be_short_branch", "true");
    }
    if (flags & Node::Flag_has_call) {
      print_prop("has_call", "true");
    }

    if (C->matcher() != NULL) {
      if (C->matcher()->is_shared(node)) {
        print_prop("is_shared", "true");
      } else {
        print_prop("is_shared", "false");
      }
      if (C->matcher()->is_dontcare(node)) {
        print_prop("is_dontcare", "true");
      } else {
        print_prop("is_dontcare", "false");
      }

#ifdef ASSERT
      Node* old = C->matcher()->find_old_node(node);
      if (old != NULL) {
        print_prop("old_node_idx", old->_idx);
      }
#endif
    }

    if (node->is_Proj()) {
      print_prop("con", (int)node->as_Proj()->_con);
    }

    if (node->is_Mach()) {
      print_prop("idealOpcode", (const char *)NodeClassNames[node->as_Mach()->ideal_Opcode()]);
    }

    buffer[0] = 0;
    stringStream s2(buffer, sizeof(buffer) - 1);

    node->dump_spec(&s2);
    if (t != NULL && (t->isa_instptr() || t->isa_klassptr())) {
      const TypeInstPtr  *toop = t->isa_instptr();
      const TypeKlassPtr *tkls = t->isa_klassptr();
      ciKlass*           klass = toop ? toop->klass() : (tkls ? tkls->klass() : NULL );
      if( klass && klass->is_loaded() && klass->is_interface() ) {
        s2.print("  Interface:");
      } else if( toop ) {
        s2.print("  Oop:");
      } else if( tkls ) {
        s2.print("  Klass:");
      }
      t->dump_on(&s2);
    } else if( t == Type::MEMORY ) {
      s2.print("  Memory:");
      MemNode::dump_adr_type(node, node->adr_type(), &s2);
    }

    assert(s2.size() < sizeof(buffer), "size in range");
    print_prop("dump_spec", buffer);

    if (node->is_block_proj()) {
      print_prop("is_block_proj", "true");
    }

    if (node->is_block_start()) {
      print_prop("is_block_start", "true");
    }

    const char *short_name = "short_name";
    if (strcmp(node->Name(), "Parm") == 0 && node->as_Proj()->_con >= TypeFunc::Parms) {
      int index = node->as_Proj()->_con - TypeFunc::Parms;
      if (index >= 10) {
        print_prop(short_name, "PA");
      } else {
        sprintf(buffer, "P%d", index);
        print_prop(short_name, buffer);
      }
    } else if (strcmp(node->Name(), "IfTrue") == 0) {
      print_prop(short_name, "T");
    } else if (strcmp(node->Name(), "IfFalse") == 0) {
      print_prop(short_name, "F");
    } else if ((node->is_Con() && node->is_Type()) || node->is_Proj()) {

      if (t->base() == Type::Int && t->is_int()->is_con()) {
        const TypeInt *typeInt = t->is_int();
        assert(typeInt->is_con(), "must be constant");
        jint value = typeInt->get_con();

        // max. 2 chars allowed
        if (value >= -9 && value <= 99) {
          sprintf(buffer, "%d", value);
          print_prop(short_name, buffer);
        } else {
          print_prop(short_name, "I");
        }
      } else if (t == Type::TOP) {
        print_prop(short_name, "^");
      } else if (t->base() == Type::Long && t->is_long()->is_con()) {
        const TypeLong *typeLong = t->is_long();
        assert(typeLong->is_con(), "must be constant");
        jlong value = typeLong->get_con();

        // max. 2 chars allowed
        if (value >= -9 && value <= 99) {
          sprintf(buffer, JLONG_FORMAT, value);
          print_prop(short_name, buffer);
        } else {
          print_prop(short_name, "L");
        }
      } else if (t->base() == Type::KlassPtr) {
        const TypeKlassPtr *typeKlass = t->is_klassptr();
        print_prop(short_name, "CP");
      } else if (t->base() == Type::Control) {
        print_prop(short_name, "C");
      } else if (t->base() == Type::Memory) {
        print_prop(short_name, "M");
      } else if (t->base() == Type::Abio) {
        print_prop(short_name, "IO");
      } else if (t->base() == Type::Return_Address) {
        print_prop(short_name, "RA");
      } else if (t->base() == Type::AnyPtr) {
        print_prop(short_name, "P");
      } else if (t->base() == Type::RawPtr) {
        print_prop(short_name, "RP");
      } else if (t->base() == Type::AryPtr) {
        print_prop(short_name, "AP");
      }
    }

    JVMState* caller = NULL;
    if (node->is_SafePoint()) {
      caller = node->as_SafePoint()->jvms();
    } else {
      Node_Notes* notes = C->node_notes_at(node->_idx);
      if (notes != NULL) {
        caller = notes->jvms();
      }
    }

    if (caller != NULL) {
      stringStream bciStream;
      ciMethod* last = NULL;
      int last_bci;
      while(caller) {
        if (caller->has_method()) {
          last = caller->method();
          last_bci = caller->bci();
        }
        bciStream.print("%d ", caller->bci());
        caller = caller->caller();
      }
      print_prop("bci", bciStream.as_string());
      if (last != NULL && last->has_linenumber_table() && last_bci >= 0) {
        print_prop("line", last->line_number_from_bci(last_bci));
      }
    }

#ifdef ASSERT
    if (node->debug_orig() != NULL) {
      temp_set->Clear();
      stringStream dorigStream;
      Node* dorig = node->debug_orig();
      while (dorig && temp_set->test_set(dorig->_idx)) {
        dorigStream.print("%d ", dorig->_idx);
      }
      print_prop("debug_orig", dorigStream.as_string());
    }
#endif

    if (_chaitin && _chaitin != (PhaseChaitin *)0xdeadbeef) {
      buffer[0] = 0;
      _chaitin->dump_register(node, buffer);
      print_prop("reg", buffer);
      uint lrg_id = 0;
      if (node->_idx < _chaitin->_lrg_map.size()) {
        lrg_id = _chaitin->_lrg_map.live_range_id(node);
      }
      print_prop("lrg", lrg_id);
    }

    Compile::current()->_in_dump_cnt--;
#endif

    tail(PROPERTIES_ELEMENT);
    tail(NODE_ELEMENT);
  }
}