From 2f30950143cc70bc42a3c8a4111d7cf8198ec881 Mon Sep 17 00:00:00 2001
From: Nathan Binkert <nate@binkert.org>
Date: Mon, 11 May 2009 10:38:43 -0700
Subject: ruby: Import ruby and slicc from GEMS

We eventually plan to replace the m5 cache hierarchy with the GEMS
hierarchy, but for now we will make both live alongside eachother.
---
 src/mem/slicc/ast/ActionDeclAST.cc | 96 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 96 insertions(+)
 create mode 100644 src/mem/slicc/ast/ActionDeclAST.cc

(limited to 'src/mem/slicc/ast/ActionDeclAST.cc')

diff --git a/src/mem/slicc/ast/ActionDeclAST.cc b/src/mem/slicc/ast/ActionDeclAST.cc
new file mode 100644
index 000000000..6514b9afd
--- /dev/null
+++ b/src/mem/slicc/ast/ActionDeclAST.cc
@@ -0,0 +1,96 @@
+
+/*
+ * 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.
+ */
+
+/*
+ * ActionDeclAST.C
+ *
+ * Description: See ActionDeclAST.h
+ *
+ * $Id$
+ *
+ */
+
+#include "ActionDeclAST.hh"
+#include "Action.hh"
+
+ActionDeclAST::ActionDeclAST(string* ident_ptr,
+                             PairListAST* pairs_ptr,
+                             StatementListAST* statement_list_ptr)
+  : DeclAST(pairs_ptr)
+{
+  m_ident_ptr = ident_ptr;
+  m_statement_list_ptr = statement_list_ptr;
+}
+
+ActionDeclAST::~ActionDeclAST()
+{
+  delete m_ident_ptr;
+  delete m_statement_list_ptr;
+}
+
+void ActionDeclAST::generate()
+{
+  Map<Var*, string> resource_list;
+  if (m_statement_list_ptr != NULL) {
+    string code;
+
+    // Add new local vars
+    g_sym_table.pushFrame();
+
+    Type* type_ptr = g_sym_table.getType("Address");
+
+    if (type_ptr == NULL) {
+      error("Type 'Address' not declared.");
+    }
+
+    g_sym_table.newSym(new Var("address", getLocation(), type_ptr, "addr", getPairs()));
+
+    // Don't allows returns in actions
+    m_statement_list_ptr->generate(code, NULL);
+
+    getPairs().add("c_code", code);
+
+    m_statement_list_ptr->findResources(resource_list);
+
+    g_sym_table.popFrame();
+  }
+
+  StateMachine* machine_ptr = g_sym_table.getStateMachine();
+  if (machine_ptr == NULL) {
+    error("Action declaration not part of a machine.");
+  } else {
+    machine_ptr->addAction(new Action(*m_ident_ptr, resource_list, getLocation(), getPairs()));
+  }
+
+}
+
+void ActionDeclAST::print(ostream& out) const
+{
+  out << "[ActionDecl: " << *m_ident_ptr << "]";
+}
-- 
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