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.

1 files changed, 456 insertions, 0 deletions

diff --git a/src/mem/gems_common/ioutil/confio.cc b/src/mem/gems_common/ioutil/confio.cc
new file mode 100644
index 000000000..68d44197a
--- /dev/null
+++ b/src/mem/gems_common/ioutil/confio.cc
@@ -0,0 +1,456 @@
+/*
+ * Copyright (c) 1999-2005 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.
+ */
+
+/*
+ * saves configuration information for later runs
+ */
+
+/*------------------------------------------------------------------------*/
+/* Includes                                                               */
+/*------------------------------------------------------------------------*/
+
+#ifdef IS_OPAL
+#include "hfa.hh"
+#endif
+
+#ifdef IS_RUBY
+#include "Global.hh"
+#define SIM_HALT   ASSERT(0)
+#endif
+
+#ifdef IS_TOURMALINE
+#include "Tourmaline_Global.hh"
+#endif
+
+using namespace std;
+#include <string>
+#include <map>
+#include <stdlib.h>
+
+// Maurice
+// extern "C" {
+// #include "global.hh"
+// #include "simics/api.hh"
+//
+// #ifdef SIMICS22X
+// #include "sparc_api.hh"
+// #endif
+// #ifdef SIMICS30
+// #ifdef SPARC
+//   #include "sparc.hh"
+// #else
+//   #include "x86.hh"
+// #endif
+// #endif
+// };
+
+#include "FakeSimicsDataTypes.hh"
+
+#include "confio.hh"
+
+/*------------------------------------------------------------------------*/
+/* Macro declarations                                                     */
+/*------------------------------------------------------------------------*/
+
+/*------------------------------------------------------------------------*/
+/* Variable declarations                                                  */
+/*------------------------------------------------------------------------*/
+
+/*------------------------------------------------------------------------*/
+/* Forward declarations                                                   */
+/*------------------------------------------------------------------------*/
+
+// C++ Template: explicit instantiation
+template class map<string, confnode_t *>;
+
+// These functions are defined in parser/attrlex.l
+extern "C" int parseAttrFile( FILE *inputFile, const char *relative_include_path, attr_value_t *myTable );
+extern "C" int parseAttrString( const char *str, attr_value_t *myTable );
+
+/*------------------------------------------------------------------------*/
+/* Constructor(s) / destructor                                            */
+/*------------------------------------------------------------------------*/
+
+//**************************************************************************
+confio_t::confio_t( )
+{
+  m_verbose = false;
+}
+
+//**************************************************************************
+confio_t::~confio_t( )
+{
+  ConfTable::iterator iter;
+
+  for ( iter = m_table.begin(); iter != m_table.end(); iter++ ) {
+    confnode_t *cfnode = (*iter).second;
+    free( cfnode );
+  }
+}
+
+/*------------------------------------------------------------------------*/
+/* Public methods                                                         */
+/*------------------------------------------------------------------------*/
+
+/*------------------------------------------------------------------------*/
+/* Accessor(s) / mutator(s)                                               */
+/*------------------------------------------------------------------------*/
+
+//**************************************************************************
+int confio_t::register_attribute( const char *name,
+                                  get_confio_t get_attr, void *get_attr_data,
+                                  set_confio_t set_attr, void *set_attr_data )
+{
+  confnode_t *newnode;
+  if ( m_table.find(name) == m_table.end() ) {
+    if (m_verbose)
+      DEBUG_OUT("  registering checkpoint attribute: \"%s\"\n", name);
+
+    // add a new entry to the table
+    newnode = (confnode_t *) malloc( sizeof( confnode_t ) );
+    newnode->get_attr = get_attr;
+    newnode->set_attr = set_attr;
+    newnode->set_attr_data = set_attr_data;
+    newnode->get_attr_data = get_attr_data;
+    newnode->attr_is_set = false;
+    string key(name);
+    m_table[key] = newnode;
+  } else {
+    ERROR_OUT("  warning: confio: adding existing conf node: %s\n", name);
+  }
+  return 0;
+}
+
+//**************************************************************************
+void fprintAttr( FILE *fp, attr_value_t attr )
+{
+  switch (attr.kind) {
+  case Sim_Val_Invalid:
+    fprintf(fp, "invalid");
+    break;
+
+  case Sim_Val_String:
+    fprintf(fp, "%s", attr.u.string);
+    break;
+
+  case Sim_Val_Integer:
+    fprintf(fp, "0x%llx", attr.u.integer);
+    break;
+
+  case Sim_Val_Floating:
+    fprintf(fp, "0x%llx", attr.u.integer);
+    break;
+
+  case Sim_Val_List:
+    fprintf(fp, "(");
+    for (uint32 i = 0; i < attr.u.list.size; i++) {
+      fprintAttr(fp, attr.u.list.vector[i]);
+      if (i != attr.u.list.size -1) {
+        fprintf(fp, ", ");
+      }
+    }
+    fprintf(fp, ")");
+    break;
+
+  default:
+    ERROR_OUT("fprintAttr: unknown/unimplemented attribute %d\n", attr.kind);
+  }
+}
+
+//**************************************************************************
+void freeAttribute( attr_value_t *attr )
+{
+  switch (attr->kind) {
+  case Sim_Val_Invalid:
+    break;
+
+  case Sim_Val_String:
+    free( (char *) attr->u.string );
+    break;
+
+  case Sim_Val_Integer:
+    break;
+
+  case Sim_Val_Floating:
+    break;
+
+  case Sim_Val_List:
+    for (uint32 i = 0; i < attr->u.list.size; i++) {
+      freeAttribute( &(attr->u.list.vector[i]) );
+    }
+    free( attr->u.list.vector );
+    break;
+
+  default:
+    ERROR_OUT("freeAttr: unknown/unimplemented attribute %d\n", attr->kind);
+  }
+}
+
+/**
+ * Allocates, and initializes a attribute value.
+ * @param number The number of values to allocate.
+ * @return       A pointer to the newly allocated structure.
+ */
+//**************************************************************************
+attr_value_t *mallocAttribute( uint32 number )
+{
+  attr_value_t *newattr = (attr_value_t *) malloc( number *
+                                                   sizeof(attr_value_t) );
+  if ( newattr == NULL ) {
+    ERROR_OUT( "confio: mallocAttribute: out of memory\n" );
+    exit(1);
+  }
+  memset( newattr, 0, number*sizeof(attr_value_t) );
+  return (newattr);
+}
+
+
+//**************************************************************************
+void fprintMap( FILE *fp, attr_value_t attr )
+{
+  attr_value_t  name;
+  attr_value_t  value;
+
+  if (attr.kind != Sim_Val_List)
+    return;
+
+  for (int i = 0; i < attr.u.list.size; i++) {
+
+    if (attr.u.list.vector[i].kind != Sim_Val_List ||
+        attr.u.list.vector[i].u.list.size != 2)
+      return;
+
+    name  = attr.u.list.vector[i].u.list.vector[0];
+    value = attr.u.list.vector[i].u.list.vector[1];
+    fprintf( fp, "      %s: ", name.u.string);
+    fprintAttr( fp, value );
+    fprintf( fp, "\n");
+  }
+}
+
+/**
+ * write a configuration file: e.g. save state
+ */
+//**************************************************************************
+int confio_t::writeConfiguration( const char *outputFilename )
+{
+  FILE               *fp;
+  ConfTable::iterator iter;
+  confnode_t         *cfnode;
+  attr_value_t        attr;
+
+  memset( &attr, 0, sizeof(attr_value_t) );
+  if ( outputFilename == NULL ) {
+    fp = stdout;
+  } else {
+    fp = fopen( outputFilename, "w" );
+    if ( fp == NULL ) {
+      ERROR_OUT("error: writeConfiguration: unable to open file %s\n",
+                outputFilename );
+      return (-1);
+    }
+  }
+
+  for (iter = m_table.begin(); iter != m_table.end(); iter++) {
+    fprintf( fp, "      %s: ", (*iter).first.c_str() );
+    cfnode = (*iter).second;
+    attr   = (*(cfnode->get_attr))( cfnode->get_attr_data, NULL );
+    fprintAttr( fp, attr );
+    fprintf(fp, "\n");
+  }
+
+  if ( outputFilename != NULL ) {
+    // wrote to a file: now close it!
+    fclose( fp );
+  }
+  return 0;
+}
+
+/**
+ * read state from an existing configuration file
+ */
+//**************************************************************************
+int confio_t::readConfiguration( const char *inputFilename,
+                                 const char *relativeIncludePath )
+{
+  // parse the input stream
+  FILE               *fp;
+  char                relativeFilename[256];
+
+  fp = fopen( inputFilename, "r" );
+  if ( fp == NULL ) {
+    sprintf( relativeFilename, "%s%s", relativeIncludePath, inputFilename );
+    fp = fopen( relativeFilename, "r" );
+  }
+  if ( fp == NULL ) {
+    sprintf( relativeFilename, "%s%s%s", relativeIncludePath, "config/",
+             inputFilename );
+    fp = fopen( relativeFilename, "r" );
+  }
+  if ( fp == NULL ) {
+    ERROR_OUT("error: readConfiguration: unable to open file %s or %s\n",
+              inputFilename, relativeFilename);
+    return (-1);
+  }
+
+  attr_value_t *myattr = mallocAttribute(1);
+#ifdef MODINIT_VERBOSE
+  DEBUG_OUT("confio_t() parsing conf file\n");
+#endif
+  int rc = parseAttrFile( fp, relativeIncludePath, myattr );
+#ifdef MODINIT_VERBOSE
+  DEBUG_OUT("confio_t() parse completed\n");
+#endif
+  if ( rc == 0 ) {
+    applyConfiguration( myattr );
+    freeAttribute( myattr );
+    free(myattr);
+  }
+
+  fclose( fp );
+#ifdef MODINIT_VERBOSE
+  DEBUG_OUT("confio_t() completed\n");
+#endif
+  return (rc);
+}
+
+/**
+ * read state from a configuration string
+ */
+//**************************************************************************
+int confio_t::readConfigurationString( const char *inputBuffer )
+{
+  if ( inputBuffer == NULL ) {
+    ERROR_OUT( "error: readConfiguration: NULL inputBuffer\n" );
+    return (-1);
+  }
+
+  attr_value_t *myattr = mallocAttribute(1);
+#ifdef MODINIT_VERBOSE
+  DEBUG_OUT("confio_t() parsing conf string\n");
+#endif
+
+  int rc = parseAttrString( inputBuffer, myattr );
+#ifdef MODINIT_VERBOSE
+  DEBUG_OUT("confio_t() parse completed\n");
+#endif
+  if ( rc == 0 ) {
+    applyConfiguration( myattr );
+    freeAttribute( myattr );
+    free(myattr);
+  }
+  return (rc);
+}
+
+//**************************************************************************
+void confio_t::checkInitialization( void )
+{
+  ConfTable::iterator iter;
+  confnode_t         *cfnode;
+
+  for (iter = m_table.begin(); iter != m_table.end(); iter++) {
+    cfnode = (*iter).second;
+    if ( !cfnode->attr_is_set ) {
+      DEBUG_OUT("    warning: %s is not set in configuration file.\n", (*iter).first.c_str() );
+    }
+  }
+}
+
+/*------------------------------------------------------------------------*/
+/* Private methods                                                        */
+/*------------------------------------------------------------------------*/
+
+//**************************************************************************
+int confio_t::applyConfiguration( attr_value_t *attr )
+{
+  confnode_t         *cfnode;
+  attr_value_t        name;
+  attr_value_t        value;
+  set_error_t         seterr;
+
+#ifdef MODINIT_VERBOSE
+  DEBUG_OUT("confio_t() data in memory\n");
+  fprintMap( stdout, *attr );
+#endif
+
+  // apply the configuration the the m_table
+  if (attr->kind != Sim_Val_List ||
+      attr->u.list.size <= 0) {
+    ERROR_OUT("readconfiguration: internal error #1\n");
+    return -1;
+  }
+
+  for (int i = 0; i < attr->u.list.size; i++) {
+
+    if (attr->u.list.vector[i].kind != Sim_Val_List ||
+        attr->u.list.vector[i].u.list.size != 2) {
+      ERROR_OUT("readconfiguration: illegal configuration kind:%d size:%lld\n",
+                attr->u.list.vector[i].kind,
+                attr->u.list.vector[i].u.list.size);
+      continue;
+    }
+
+    name   = attr->u.list.vector[i].u.list.vector[0];
+    value  = attr->u.list.vector[i].u.list.vector[1];
+    string newstr((char *) name.u.string);
+    if ( m_table.find(newstr) != m_table.end()) {
+
+      // set the value found in the configuration
+      cfnode = m_table[newstr];
+      seterr = (*cfnode->set_attr)( cfnode->set_attr_data, NULL,
+                                    &(value) );
+      if ( seterr == Sim_Set_Ok ) {
+        cfnode->attr_is_set = true;
+        if (m_verbose)
+          DEBUG_OUT("configuration set for: %s\n", name.u.string);
+      } else {
+        ERROR_OUT("error: \"%s\" unable to set value: %d\n",
+                  name.u.string, (int) seterr);
+      }
+    } else {
+      ERROR_OUT("error: \"%s\" not found. unable to set value.\n",
+                name.u.string);
+    }
+  }
+  return 0;
+}
+
+/*------------------------------------------------------------------------*/
+/* Static methods                                                         */
+/*------------------------------------------------------------------------*/
+
+/*------------------------------------------------------------------------*/
+/* Global functions                                                       */
+/*------------------------------------------------------------------------*/
+
+
+/** [Memo].
+ *  [Internal Documentation]
+ */
+//**************************************************************************
+