diff options
Diffstat (limited to 'src/mem/slicc/ast/InPortDeclAST.cc')
-rw-r--r-- | src/mem/slicc/ast/InPortDeclAST.cc | 149 |
1 files changed, 0 insertions, 149 deletions
diff --git a/src/mem/slicc/ast/InPortDeclAST.cc b/src/mem/slicc/ast/InPortDeclAST.cc deleted file mode 100644 index f62af9921..000000000 --- a/src/mem/slicc/ast/InPortDeclAST.cc +++ /dev/null @@ -1,149 +0,0 @@ - -/* - * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer; - * redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution; - * neither the name of the copyright holders nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -/* - * InPortDeclAST.C - * - * Description: See InPortDeclAST.hh - * - * $Id$ - * - */ - -#include "mem/slicc/ast/InPortDeclAST.hh" -#include "mem/slicc/symbols/SymbolTable.hh" -#include "mem/slicc/symbols/Var.hh" - -InPortDeclAST::InPortDeclAST(string* ident_ptr, - TypeAST* msg_type_ptr, - ExprAST* var_expr_ptr, - PairListAST* pairs_ptr, - StatementListAST* statement_list_ptr) - : DeclAST(pairs_ptr) -{ - m_ident_ptr = ident_ptr; - m_msg_type_ptr = msg_type_ptr; - m_var_expr_ptr = var_expr_ptr; - m_statement_list_ptr = statement_list_ptr; - m_queue_type_ptr = new TypeAST(new string("InPort")); -} - -InPortDeclAST::~InPortDeclAST() -{ - delete m_ident_ptr; - delete m_msg_type_ptr; - delete m_var_expr_ptr; - delete m_statement_list_ptr; - delete m_queue_type_ptr; -} - -void InPortDeclAST::generate() -{ - string code; - Type* queue_type_ptr = m_var_expr_ptr->generate(code); - if (!queue_type_ptr->isInPort()) { - error("Inport queues must be of a type that has the 'inport' attribute. The type '" + - queue_type_ptr->toString() + "' does not have this attribute."); - } - - Type* type_ptr = m_queue_type_ptr->lookupType(); - Var* in_port_ptr = new Var(*m_ident_ptr, getLocation(), type_ptr, code, getPairs()); - g_sym_table.newSym(in_port_ptr); - - g_sym_table.pushFrame(); - Vector<Type*> param_type_vec; - - // Check for Event - type_ptr = g_sym_table.getType("Event"); - if (type_ptr == NULL) { - error("in_port declarations require 'Event' enumeration to be defined"); - } - param_type_vec.insertAtBottom(type_ptr); - - // Check for Address - type_ptr = g_sym_table.getType("Address"); - if (type_ptr == NULL) { - error("in_port declarations require 'Address' type to be defined"); - } - param_type_vec.insertAtBottom(type_ptr); - - // Add the trigger method - FIXME, this is a bit dirty - Map<string, string> pairs; - pairs.add("external", "yes"); - Vector<string> string_vec; - g_sym_table.newSym(new Func("trigger", getLocation(), g_sym_table.getType("void"), param_type_vec, string_vec, string(""), pairs, NULL)); - - // Check for Event2 - type_ptr = g_sym_table.getType("Event"); - if (type_ptr == NULL) { - error("in_port declarations require 'Event' enumeration to be defined"); - } - param_type_vec.insertAtBottom(type_ptr); - - // Check for Address2 - type_ptr = g_sym_table.getType("Address"); - if (type_ptr == NULL) { - error("in_port declarations require 'Address' type to be defined"); - } - param_type_vec.insertAtBottom(type_ptr); - - // Add the doubleTrigger method - this hack supports tiggering two simulateous events - // The key is that the second transistion cannot fail because the first event cannot be undone - // therefore you must do some checks before calling double trigger to ensure that won't happen - g_sym_table.newSym(new Func("doubleTrigger", getLocation(), g_sym_table.getType("void"), param_type_vec, string_vec, string(""), pairs, NULL)); - - // Add the continueProcessing method - this hack supports messages that don't trigger events - Vector<Type*> empty_param_type_vec; - Vector<string> empty_string_vec; - g_sym_table.newSym(new Func("continueProcessing", getLocation(), g_sym_table.getType("void"), empty_param_type_vec, empty_string_vec, string(""), pairs, NULL)); - - if (m_statement_list_ptr != NULL) { - inc_indent(); - inc_indent(); - string code; - m_statement_list_ptr->generate(code, NULL); - in_port_ptr->addPair("c_code_in_port", code); - dec_indent(); - dec_indent(); - } - g_sym_table.popFrame(); - - // Add port to state machine - StateMachine* machine_ptr = g_sym_table.getStateMachine(); - if (machine_ptr == NULL) { - error("InPort declaration not part of a machine."); - } - machine_ptr->addInPort(in_port_ptr); -} - - -void InPortDeclAST::print(ostream& out) const -{ - out << "[InPortDecl: " << *m_ident_ptr << "]"; -} |