summaryrefslogtreecommitdiff
path: root/src/mem/gems_common/ioutil/initvar.cc
blob: 62fe3b6afe5b56185d5356cc88cbd7745361f657 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
/*
 * 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.
 */

/*
   This file has been modified by Kevin Moore and Dan Nussbaum of the
   Scalable Systems Research Group at Sun Microsystems Laboratories
   (http://research.sun.com/scalable/) to support the Adaptive
   Transactional Memory Test Platform (ATMTP).

   Please send email to atmtp-interest@sun.com with feedback, questions, or
   to request future announcements about ATMTP.

   ----------------------------------------------------------------------

   File modification date: 2008-02-23

   ----------------------------------------------------------------------
*/

/*
 * FileName:  initvar.C
 * Synopsis:  implementation of global variable initialization in simics
 * Author:    cmauer
 * Version:   $Id$
 */

/*------------------------------------------------------------------------*/
/* Includes                                                               */
/*------------------------------------------------------------------------*/

using namespace std;
#include <string>
#include <map>
#include <stdlib.h>

// Maurice
// extern "C" {
// #include "global.hh"
// #include "simics/api.hh"
// #ifdef SIMICS22X
// #include "configuration_api.hh"
// #endif
// #ifdef SIMICS30
// #include "configuration.hh"
// #endif
// };

#include "mem/ruby/common/Global.hh"

#include "mem/gems_common/ioutil/confio.hh"
#include "mem/gems_common/ioutil/initvar.hh"

/*------------------------------------------------------------------------*/
/* Variable declarations                                                  */
/*------------------------------------------------------------------------*/

// define global "constants" using centralized file
#define PARAM( NAME ) \
   int32  NAME;
#define PARAM_UINT( NAME ) \
   uint32 NAME;
#define PARAM_ULONG( NAME ) \
   uint64 NAME;
#define PARAM_BOOL( NAME ) \
   bool   NAME;
#define PARAM_DOUBLE( NAME ) \
   double NAME;
#define PARAM_STRING( NAME ) \
   char  *NAME;
#define PARAM_ARRAY( PTYPE, NAME, ARRAY_SIZE ) \
   PTYPE  NAME[ARRAY_SIZE];
#include "mem/ruby/config/config.hh"
#undef PARAM
#undef PARAM_UINT
#undef PARAM_ULONG
#undef PARAM_BOOL
#undef PARAM_DOUBLE
#undef PARAM_STRING
#undef PARAM_ARRAY

/** global initvar object */
initvar_t  *initvar_t::m_inst = NULL;

/*------------------------------------------------------------------------*/
/* Forward declarations                                                   */
/*------------------------------------------------------------------------*/

static attr_value_t initvar_get_attr( void *ptr, void *obj );
static set_error_t  initvar_set_attr( void *ptr, void *obj,
                                      attr_value_t *value );

/*------------------------------------------------------------------------*/
/* Constructor(s) / destructor                                            */
/*------------------------------------------------------------------------*/

//**************************************************************************
initvar_t::initvar_t( const char *name, const char *relativeIncludePath,
                      const char *initializingString,
                      void (*allocate_fn)(void),
                      void (*my_generate_fn)(void) )
{
  m_is_init           = false;
  m_name              = (char *) malloc( sizeof(char)*(strlen( name ) + 2) );
  m_rel_include_path  = (char *) malloc( sizeof(char)*(strlen( relativeIncludePath ) + 2) );
  m_config_filename   = NULL;
  strcpy( m_name, name );
  strcpy( m_rel_include_path, relativeIncludePath );
  m_allocate_f        = allocate_fn;
  m_generate_values_f = my_generate_fn;

  initvar_t::m_inst = this;
  init_config_reader( initializingString );
}

//**************************************************************************
initvar_t::~initvar_t( )
{
#define PARAM( NAME )
#define PARAM_UINT( NAME )
#define PARAM_ULONG( NAME )
#define PARAM_BOOL( NAME )
#define PARAM_DOUBLE( NAME )
#define PARAM_STRING( NAME ) \
   if (NAME != NULL) {       \
      free( NAME );          \
      NAME = NULL;           \
   }
#define PARAM_ARRAY( PTYPE, NAME, ARRAY_SIZE )
#include "mem/ruby/config/config.hh"
#undef PARAM
#undef PARAM_UINT
#undef PARAM_ULONG
#undef PARAM_BOOL
#undef PARAM_DOUBLE
#undef PARAM_STRING
#undef PARAM_ARRAY
  if (m_name) {
    free( m_name );
  }
  if (m_rel_include_path) {
    free( m_rel_include_path );
  }
  if (m_config_reader) {
    delete m_config_reader;
  }
  if (m_config_filename) {
    delete m_config_filename;
  }
}

//**************************************************************************
void initvar_t::init_config_reader( const char *initString )
{
  int         rc;
  const char *name;

  m_config_reader = new confio_t();
  m_config_reader->setVerbosity( false );

  // Initialize the config reader object to identify each parameter
#define PARAM_UINT   PARAM
#define PARAM_ULONG  PARAM
#define PARAM_BOOL   PARAM
#define PARAM_DOUBLE PARAM
#define PARAM( NAME )                                         \
  name = #NAME;                                               \
  rc = m_config_reader->register_attribute( name,             \
                                     initvar_get_attr, (void *) name,   \
                                     initvar_set_attr, (void *) name );
#define PARAM_STRING( NAME )                                  \
  NAME = NULL;                                                \
  name = #NAME;                                               \
  rc = m_config_reader->register_attribute( name,             \
                                     initvar_get_attr, (void *) name,   \
                                     initvar_set_attr, (void *) name );
#define PARAM_ARRAY( PTYPE, NAME, ARRAY_SIZE )                \
  name = #NAME;                                               \
  rc = m_config_reader->register_attribute( name,             \
                                     initvar_get_attr, (void *) name,   \
                                     initvar_set_attr, (void *) name );

#include "mem/ruby/config/config.hh"
#undef PARAM
#undef PARAM_UINT
#undef PARAM_ULONG
#undef PARAM_BOOL
#undef PARAM_DOUBLE
#undef PARAM_STRING
#undef PARAM_ARRAY

  // read the default configuration from the embedded text file
  rc = m_config_reader->readConfigurationString( initString );
  (*m_generate_values_f)();
}

/*------------------------------------------------------------------------*/
/* Public methods                                                         */
/*------------------------------------------------------------------------*/

//**************************************************************************
void initvar_t::allocate( void )
{
  if ( confirm_init() ) {
    DEBUG_OUT("error: %s initvar::allocate() called twice\n", m_name);
    return;
  }

  (*m_generate_values_f)();
  (*m_allocate_f)();
  m_is_init = true;
}

//**************************************************************************
void initvar_t::checkInitialization( void )
{
  m_config_reader->checkInitialization();
}

//**************************************************************************
int initvar_t::dispatch_get( void *id, void *obj,
                                      attr_value_t *idx )
{
  const char *command = (const char *) id;
  if ( !confirm_init() ) {
    DEBUG_OUT("error: %s is uninitialized. unable to get \'%s\'\n", m_name, command);
    DEBUG_OUT("     : you must initialize %s with a configuration file first.\n", m_name);
    DEBUG_OUT("     : use the command \'%s0.init\'\n", m_name);

    return 0;
  }

  std::cerr << __FILE__ << "(" << __LINE__ << "): Not implmented." << std::endl;
  return 0;
}


//**************************************************************************
set_error_t initvar_t::dispatch_set( void *id, void *obj,
                                     attr_value_t *val, attr_value_t *idx )
{
  const char *command = (const char *) id;

  // DEBUG_OUT("set attribute: %s\n", command);
  if (!strcmp(command, "init")) {
    if (val->kind == Sim_Val_String) {
      if (!strcmp( val->u.string, "" )) {
        //       update generated values, then allocate
        allocate();
      } else {
        read_config( val->u.string );
        allocate();
      }
      return Sim_Set_Ok;
    } else {
      return Sim_Set_Need_String;
    }
  } else if (!strcmp(command, "readparam")) {
    if (val->kind == Sim_Val_String) {
      read_config( val->u.string );
      return Sim_Set_Ok;
    } else {
      return Sim_Set_Need_String;
    }
  } else if (!strcmp(command, "saveparam")) {
    if (val->kind == Sim_Val_String) {
      FILE *fp = fopen( val->u.string, "w" );
      if (fp == NULL) {
        ERROR_OUT("error: unable to open file: %s\n", val->u.string);
        return Sim_Set_Illegal_Value;
      }
      list_param( fp );
      if (fp != NULL) {
        fclose( fp );
      }
      return Sim_Set_Ok;
    } else {
      ERROR_OUT("error: saveparam given wrong type.\n");
      return Sim_Set_Illegal_Value;
    }
  } else if (!strcmp(command, "param")) {
    if (val->kind == Sim_Val_Integer) {
      list_param( stdout );
      return Sim_Set_Ok;
    } else if ( val->kind == Sim_Val_List &&
                val->u.list.size == 2 &&
                val->u.list.vector[0].kind == Sim_Val_String ) {
      return (set_param( val->u.list.vector[0].u.string,
                         &val->u.list.vector[1] ));
    } else {
      DEBUG_OUT("error: set parameter given wrong type.\n");
      return Sim_Set_Illegal_Value;
    }
  }

  if ( !confirm_init() ) {
    DEBUG_OUT("error: %s is uninitialized. unable to set \'%s\'\n", m_name, id);
    DEBUG_OUT("     : you must initialize %s with a configuration file first.\n", m_name);
    DEBUG_OUT("     : use the command \'%s0.init\'\n", m_name);
    return Sim_Set_Illegal_Value;
  }


  std::cerr << __FILE__ << "(" << __LINE__ << "): Not implmented." << std::endl;
  return Sim_Set_Illegal_Value;
}

/*------------------------------------------------------------------------*/
/* Accessor(s) / mutator(s)                                               */
/*------------------------------------------------------------------------*/

/*------------------------------------------------------------------------*/
/* Private methods                                                        */
/*------------------------------------------------------------------------*/

/*------------------------------------------------------------------------*/
/* Static methods                                                         */
/*------------------------------------------------------------------------*/

//**************************************************************************
static attr_value_t initvar_get_attr( void *ptr, void *obj )
{
  const char *name = (const char *) ptr;
  attr_value_t  ret;
  memset( &ret, 0, sizeof(attr_value_t) );

#define PARAM_UINT   PARAM
#define PARAM_ULONG  PARAM
#define PARAM_BOOL   PARAM
#define PARAM( NAME )                       \
  if (!strcmp(name, #NAME)) {               \
    ret.kind = Sim_Val_Integer;             \
    ret.u.integer = NAME;                   \
    return (ret);                           \
  }
#define PARAM_DOUBLE( NAME )                \
  if (!strcmp(name, #NAME)) {               \
    ret.kind = Sim_Val_Floating;            \
    ret.u.floating = NAME;                  \
    return (ret);                           \
  }
#define PARAM_STRING( NAME )                \
  if (!strcmp(name, #NAME)) {               \
    ret.kind = Sim_Val_String;              \
    ret.u.string = NAME;                    \
    return (ret);                           \
  }
#define PARAM_ARRAY( PTYPE, NAME, ARRAY_SIZE )            \
  if (!strcmp(name, #NAME)) {                             \
    ret.kind = Sim_Val_List;                                  \
    ret.u.list.size = ARRAY_SIZE;                         \
    ret.u.list.vector = mallocAttribute( ARRAY_SIZE );    \
    for (int i = 0; i < ARRAY_SIZE; i++) {                \
      ret.u.list.vector[i].u.integer = NAME[i];           \
    }                                                     \
    return (ret);                                         \
  }

#include "mem/ruby/config/config.hh"
#undef PARAM
#undef PARAM_UINT
#undef PARAM_ULONG
#undef PARAM_BOOL
#undef PARAM_DOUBLE
#undef PARAM_STRING
#undef PARAM_ARRAY

  DEBUG_OUT("error: %s not found.\n", name);
  ret.kind = Sim_Val_Invalid;
  return (ret);
}

//***************************************************************************
static set_error_t initvar_set_attr( void *ptr, void *obj,
                                     attr_value_t *value )
{
  const char *name = (const char *) ptr;

#define PARAM_UINT   PARAM
#define PARAM_ULONG  PARAM
#define PARAM( NAME )                           \
  if (!strcmp(name, #NAME)) {                   \
    if ( value->kind != Sim_Val_Integer ) {     \
      ERROR_OUT("error: %s is not an integer\n", name );\
      return Sim_Set_Need_Integer;              \
    }                                           \
    NAME = value->u.integer;                    \
    return Sim_Set_Ok;                          \
  }
#define PARAM_BOOL( NAME )                     \
  if (!strcmp(name, #NAME)) {                  \
    if ( value->kind != Sim_Val_String ) {     \
      ERROR_OUT("error: %s is not an bool string\n", name );\
      return Sim_Set_Need_String;              \
    }                                          \
    if (!strcmp(value->u.string, "true")) {    \
      NAME = true;                             \
    } else if (!strcmp(value->u.string, "false")) { \
      NAME = false;                            \
    } else {                                   \
      ERROR_OUT("error: value %s for %s is not an bool string (set to false)\n", value->u.string, name );\
      NAME = false;                            \
    }                                          \
    return Sim_Set_Ok;                         \
  }
#define PARAM_DOUBLE( NAME )                     \
  if (!strcmp(name, #NAME)) {                    \
    if ( value->kind != Sim_Val_String ) {     \
      ERROR_OUT("error: %s is not a float\n", name );\
      return Sim_Set_Need_Floating;              \
    }                                            \
    NAME = atof( value->u.string );              \
    return Sim_Set_Ok;                           \
  }
#define PARAM_STRING( NAME )                    \
  if (!strcmp(name, #NAME)) {                   \
    if ( value->kind != Sim_Val_String ) {      \
      ERROR_OUT("error: %s is not an string\n", name ); \
      return Sim_Set_Need_String;               \
    }                                           \
    if (NAME != NULL) {                         \
      free( NAME );                             \
    }                                           \
    NAME = strdup( value->u.string );           \
    return Sim_Set_Ok;                          \
  }
#define PARAM_ARRAY( PTYPE, NAME, ARRAY_SIZE )            \
  if (!strcmp(name, #NAME)) {                             \
    if ( value->kind != Sim_Val_List ) {                      \
      ERROR_OUT("error: %s is not an list\n", name );     \
      return Sim_Set_Need_List;                               \
    }                                                     \
    if ( value->u.list.size != ARRAY_SIZE ) {             \
      ERROR_OUT("error: %s has %lld elements (should be %d)\n", name, value->u.list.size, ARRAY_SIZE); \
      return Sim_Set_Illegal_Value;                           \
    }                                                     \
    for (int i = 0; i < ARRAY_SIZE; i++) {                \
      NAME[i] = value->u.list.vector[i].u.integer;        \
    }                                                     \
    return Sim_Set_Ok;                                        \
  }

#include "mem/ruby/config/config.hh"
#undef PARAM
#undef PARAM_UINT
#undef PARAM_ULONG
#undef PARAM_BOOL
#undef PARAM_DOUBLE
#undef PARAM_STRING
#undef PARAM_ARRAY

  ERROR_OUT("error: %s not a parameter\n", name);
  return Sim_Set_Illegal_Value;
}

//***************************************************************************
void initvar_t::read_config( const char *parameterFile )
{
  DEBUG_OUT("read configuration: %s\n", parameterFile );
  m_config_filename = strdup( parameterFile );
  int rc = m_config_reader->readConfiguration( parameterFile,
                                               m_rel_include_path );
  if ( rc < 0 ) {
    ERROR_OUT("fatal error in read configuration: unable to continue.\n");
    exit(1);
  }
  // update generated values
  (*m_generate_values_f)();
}

/** sets one of the parameters */
//**************************************************************************
set_error_t initvar_t::set_param( const char *name, attr_value_t *value )
{

  // [dann 2007-04-04] ATMTP VV
  //
  // HACK ALERT: allow setting REMOVE_SINGLE_CYCLE_DCACHE_FAST_PATH,
  // PROFILE_EXCEPTIONS, PROFILE_XACT, ATMTP_DEBUG_LEVEL and
  // ATMTP_ENABLED after initialization.  This works is because ruby's
  // m_generate_values_f() does nothing -- more particularly, nothing
  // that depends on any of these parameters is pre-calculated
  // anywhere.
  //
  if (strcmp(name, "REMOVE_SINGLE_CYCLE_DCACHE_FAST_PATH") != 0 &&
      strcmp(name, "PROFILE_EXCEPTIONS") != 0 &&
      strcmp(name, "PROFILE_XACT") != 0 &&
      strcmp(name, "ATMTP_DEBUG_LEVEL") != 0 &&
      strcmp(name, "ATMTP_ENABLED") != 0) {
    //
    // [dann 2007-04-04] ATMTP ^^
    if ( confirm_init() ) {
      DEBUG_OUT("error: %s is already initialized.\n", m_name);
      DEBUG_OUT("     : setting parameters after initialization is unsupported\n");
      return (Sim_Set_Illegal_Value);
    }
    // [dann 2007-04-04] ATMTP VV
    //
  }
  //
  // [dann 2007-04-04] ATMTP ^^

  set_error_t result = initvar_set_attr( (void *) name, NULL, value );
  (*m_generate_values_f)();
  return (result);
}

/** print out a list of valid parameters */
//**************************************************************************
void initvar_t::list_param( FILE *fp )
{
    if (!fp)
        fp = stdout;

#define PARAM( NAME )                            \
  fprintf( fp, "%-44.44s: %26d\n", #NAME, NAME );
#define PARAM_UINT( NAME )                              \
  fprintf( fp, "%-44.44s: %26u\n", #NAME, NAME );
#define PARAM_ULONG( NAME )                             \
  fprintf( fp, "%-44.44s: %26llu\n", #NAME, NAME );
#define PARAM_BOOL( NAME )                              \
  if (NAME == true) {                                 \
    fprintf( fp, "%-44.44s: %26.26s\n", #NAME, "true" ); \
  } else {                                            \
    fprintf( fp, "%-44.44s: %26.26s\n", #NAME, "false" );\
  }
#define PARAM_DOUBLE( NAME )                            \
  fprintf( fp, "%-44.44s: %26f\n", #NAME, NAME );
#define PARAM_STRING( NAME )                              \
  if ( NAME != NULL ) {                                   \
    fprintf( fp, "%-44.44s: %26.26s\n", #NAME, NAME );  \
  }
#define PARAM_ARRAY( PTYPE, NAME, ARRAY_SIZE )          \
  fprintf( fp, "%-44.44s: (", #NAME );                \
  for (int i = 0; i < ARRAY_SIZE; i++) {                \
    if ( i != 0 ) {                                     \
      fprintf( fp, ", " );                            \
    }                                                   \
    fprintf( fp, "%d", NAME[i] );                     \
  }                                                     \
  fprintf( fp, ")\n" );

#include "mem/ruby/config/config.hh"
#undef PARAM
#undef PARAM_UINT
#undef PARAM_ULONG
#undef PARAM_BOOL
#undef PARAM_DOUBLE
#undef PARAM_STRING
#undef PARAM_ARRAY
}

//**************************************************************************
const char *initvar_t::get_config_name( void )
{
  if (m_config_filename == NULL) {
    return "default";
  }
  return m_config_filename;
}