00001 // $Id: a00259.html,v 1.1 2009/01/07 19:30:01 alex.marin Exp $ 00002 //---------------------------------------------------------------------- 00003 // Copyright 2007-2008 Mentor Graphics Corporation 00004 // Copyright 2007-2008 Cadence Design Systems, Inc. 00005 // All Rights Reserved Worldwide 00006 // 00007 // Licensed under the Apache License, Version 2.0 (the 00008 // "License"); you may not use this file except in 00009 // compliance with the License. You may obtain a copy of 00010 // the License at 00011 // 00012 // http://www.apache.org/licenses/LICENSE-2.0 00013 // 00014 // Unless required by applicable law or agreed to in 00015 // writing, software distributed under the License is 00016 // distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR 00017 // CONDITIONS OF ANY KIND, either express or implied. See 00018 // the License for the specific language governing 00019 // permissions and limitations under the License. 00020 //---------------------------------------------------------------------- 00021 00022 //------------------------------------------------------------------------------ 00023 // 00024 // This file provides the declarations for the following printing classes 00025 // ovm_printer_knobs : controls for controlling print output 00026 // ovm_printer : default printer object, contains a knob object 00027 // and user print methods and override methods. 00028 // ovm_table_printer_knobs : knobs specific to table format, derived from 00029 // ovm_printer_knobs. 00030 // ovm_table_printer : printer for tabular format 00031 // ovm_tree_printer_knobs : knobs specific to tree format 00032 // ovm_tree_printer : printer for tree format 00033 // ovm_line_printer : printer for line format 00034 // 00035 //------------------------------------------------------------------------------ 00036 `ifndef OVM_PRINTER_SVH 00037 `define OVM_PRINTER_SVH 00038 00039 // Forward declarations of printer classes 00040 typedef class ovm_printer; 00041 typedef class ovm_tree_printer; 00042 typedef class ovm_table_printer; 00043 typedef class ovm_line_printer; 00044 00045 `include "base/ovm_object.svh" 00046 `include "base/ovm_misc.svh" 00047 00048 parameter OVM_STDOUT = 1; // Writes to standard out and nc logfile 00049 00050 //------------------------------------------------------------------------------ 00051 // 00052 // CLASS: ovm_printer_knobs 00053 // 00054 // Provides standard printer formatting controls. 00055 //------------------------------------------------------------------------------ 00056 00057 class ovm_printer_knobs; 00058 int column = 0; // current column position. This is not a 00059 // user level variable. 00060 int max_width = 999; // maximum with of a field. Any field that 00061 // requires more characters will be 00062 // truncated. 00063 string truncation = "+"; // character to indicate a field has been 00064 // truncated. 00065 00066 bit header = 1; // print the header 00067 bit footer = 1; // print the footer 00068 int global_indent = 0; // indentation for any printed line 00069 bit full_name = 1; // the full name when printing id info 00070 bit identifier = 1; // print index identifier information 00071 int depth = -1; // printing depth, -1 is full 00072 bit reference = 1; // print the reference of an object 00073 bit type_name = 1; // print object type (for typed objects) 00074 bit size = 1; // print the size of an object 00075 ovm_radix_enum default_radix = OVM_HEX; // for data with no radix set 00076 int begin_elements = 5; // max front indexs of the array to print 00077 // (-1 for no max) 00078 int end_elements = 5; // max back indexs of the array to print 00079 bit show_radix = 1; // prepend value with radix 00080 string prefix = ""; // appended to start of each line 00081 00082 bit print_fields = 1; // Used by the tcl printing 00083 00084 //where to print 00085 int mcd = OVM_STDOUT; // file descriptor(s) to write to 00086 bit sprint = 0; // if set, write to string instead of mcd 00087 00088 //Radix output control 00089 string bin_radix = "'b"; 00090 string oct_radix = "'o"; 00091 string dec_radix = "'d"; 00092 string unsigned_radix = "'d"; 00093 string hex_radix = "'h"; 00094 00095 extern function string get_radix_str(ovm_radix_enum radix); 00096 endclass 00097 00098 00099 //------------------------------------------------------------------------------ 00100 // 00101 // CLASS: ovm_printer 00102 // 00103 // Provides a generic printer. No formatting is done, the information is 00104 // just printed in a raw form. 00105 //------------------------------------------------------------------------------ 00106 00107 class ovm_printer; 00108 protected bit m_array_stack[$]; 00109 ovm_scope_stack m_scope = new; //for internal use 00110 string m_string = ""; //for internal use 00111 00112 ovm_printer_knobs knobs = new; 00113 00114 // Primary derived class overrides. Use these methods to create a new 00115 // printer type. Functions needed for array printing are not protected 00116 // since array printing must be done in macros. 00117 extern virtual function void print_header (); 00118 extern virtual function void print_footer (); 00119 extern virtual protected function void print_id (string id, 00120 byte scope_separator="."); 00121 extern virtual protected function void print_type_name (string name, bit is_object=0); 00122 extern virtual protected function void print_size (int size=-1); 00123 extern virtual protected function void print_newline (bit do_global_indent=1); 00124 extern virtual protected function void print_value (ovm_bitstream_t value, 00125 int size, 00126 ovm_radix_enum radix=OVM_NORADIX); 00127 extern virtual protected function void print_value_object (ovm_object value); 00128 extern virtual protected function void print_value_string (string value); 00129 00130 extern virtual function void print_value_array (string value="", 00131 int size=0); 00132 extern virtual function void print_array_header ( string name, 00133 int size, 00134 string arraytype="array", 00135 byte scope_separator="."); 00136 extern virtual function void print_array_range (int min, 00137 int max); 00138 extern virtual function void print_array_footer (int size=0); 00139 00140 // Utility methods, may be overridden. 00141 extern virtual protected function void indent (int depth, 00142 string indent_str=" "); 00143 00144 // Primary user level functions. These functions are called from 00145 // ovm_object::print() methods, or are called directly on any data to 00146 // get formatted printing. 00147 extern virtual function void print_field ( string name, 00148 ovm_bitstream_t value, 00149 int size, 00150 ovm_radix_enum radix=OVM_NORADIX, 00151 byte scope_separator=".", 00152 string type_name=""); 00153 extern virtual function void print_object_header ( string name, 00154 ovm_object value, 00155 byte scope_separator="."); 00156 extern virtual function void print_object (string name, 00157 ovm_object value, 00158 byte scope_separator="."); 00159 extern virtual function void print_string (string name, 00160 string value, 00161 byte scope_separator="."); 00162 extern virtual function void print_time ( string name, 00163 time value, 00164 byte scope_separator="."); 00165 extern virtual function void print_generic (string name, 00166 string type_name, 00167 int size, 00168 string value, 00169 byte scope_separator="."); 00170 00171 // Utility methods 00172 extern function bit istop (); 00173 extern function int index (string name); 00174 extern function string index_string (int index, 00175 string name=""); 00176 extern protected function void write_stream (string str); 00177 endclass 00178 00179 00180 //------------------------------------------------------------------------------ 00181 // 00182 // CLASS: ovm_hier_printer_knobs 00183 // 00184 // Knobs for hierarchical printing. These are knobs which are common to any 00185 // hierarchy printing control. 00186 //------------------------------------------------------------------------------ 00187 class ovm_hier_printer_knobs extends ovm_printer_knobs; 00188 // Add an indentation string for indenting hierarchy instead of 00189 // printing full names. 00190 string indent_str = " "; // string to use for indentation 00191 bit show_root = 0; // show full name of the very first object 00192 00193 extern function new(); 00194 endclass 00195 00196 00197 //------------------------------------------------------------------------------ 00198 // 00199 // CLASS: ovm_table_printer_knobs 00200 // 00201 // Table printing knobs. Specifies the length of the columns. 00202 //------------------------------------------------------------------------------ 00203 00204 class ovm_table_printer_knobs extends ovm_hier_printer_knobs; 00205 int name_width = 25; // characters in the name column 00206 int type_width = 20; // characters in the type column 00207 int size_width = 5; // characters in the size column 00208 int value_width = 20; // characters in the value column 00209 endclass 00210 00211 //------------------------------------------------------------------------------ 00212 // 00213 // CLASS: ovm_table_printer 00214 // 00215 // Table printer prints output in a tabular format. 00216 //------------------------------------------------------------------------------ 00217 00218 class ovm_table_printer extends ovm_printer; 00219 extern function new(); 00220 00221 // Adds column headers 00222 extern virtual function void print_header (); 00223 extern virtual function void print_footer (); 00224 00225 // Puts information in column format 00226 extern virtual function void print_id (string id, 00227 byte scope_separator="."); 00228 extern virtual function void print_size (int size=-1); 00229 extern virtual function void print_type_name (string name, bit is_object=0); 00230 extern virtual function void print_value (ovm_bitstream_t value, 00231 int size, 00232 ovm_radix_enum radix=OVM_NORADIX); 00233 extern virtual function void print_value_object (ovm_object value); 00234 extern virtual function void print_value_string (string value); 00235 extern virtual function void print_value_array (string value="", 00236 int size=0); 00237 00238 //override the knobs variable to allow direct access 00239 ovm_table_printer_knobs knobs = new; 00240 endclass 00241 00242 00243 //------------------------------------------------------------------------------ 00244 // 00245 // CLASS: ovm_tree_printer_knobs 00246 // 00247 // Tree printing knobs. Specifies the hierarchy separator. 00248 //------------------------------------------------------------------------------ 00249 00250 class ovm_tree_printer_knobs extends ovm_hier_printer_knobs; 00251 string separator = "{}"; // the separator for composites 00252 endclass 00253 00254 00255 //------------------------------------------------------------------------------ 00256 // 00257 // CLASS: ovm_tree_printer 00258 // 00259 // Tree printer prints output in a tree format. 00260 //------------------------------------------------------------------------------ 00261 00262 class ovm_tree_printer extends ovm_printer; 00263 // Information to print at the opening/closing of a scope 00264 extern virtual function void print_scope_open (); 00265 extern virtual function void print_scope_close (); 00266 00267 // Puts information in tree format 00268 extern virtual function void print_id (string id, 00269 byte scope_separator="."); 00270 extern virtual function void print_type_name (string name, bit is_object=0); 00271 extern virtual function void print_object_header(string name, 00272 ovm_object value, 00273 byte scope_separator="."); 00274 extern virtual function void print_object (string name, 00275 ovm_object value, 00276 byte scope_separator="."); 00277 extern virtual function void print_string ( string name, 00278 string value, 00279 byte scope_separator="."); 00280 extern virtual function void print_value_object (ovm_object value); 00281 extern virtual function void print_value_array (string value="", 00282 int size=0); 00283 extern virtual function void print_array_footer (int size=0); 00284 00285 extern function new(); 00286 00287 //override the knobs variable to allow direct access 00288 ovm_tree_printer_knobs knobs = new; 00289 endclass 00290 00291 00292 //------------------------------------------------------------------------------ 00293 // 00294 // CLASS: ovm_line_printer 00295 // 00296 // Tree printer prints output in a line format. 00297 //------------------------------------------------------------------------------ 00298 00299 class ovm_line_printer extends ovm_tree_printer; 00300 extern virtual function void print_newline (bit do_global_indent=1); 00301 extern function new(); 00302 endclass 00303 00304 00305 // Package global printer objects 00306 ovm_table_printer ovm_default_table_printer = new(); 00307 ovm_tree_printer ovm_default_tree_printer = new(); 00308 ovm_line_printer ovm_default_line_printer = new(); 00309 00310 ovm_printer ovm_default_printer = ovm_default_table_printer; 00311 00312 00313 `endif
 Intelligent Design Verification Project: OVM, Revision: 2.0.1 |
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