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
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
|
/* $OpenBSD: pctrvar.h,v 1.3 2007/11/16 15:03:31 mikeb Exp $ */
/*
* Copyright (c) 2007 Mike Belopuhov, Aleksey Lomovtsev
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/*
* Pentium performance counter control program for OpenBSD.
* Copyright 1996 David Mazieres <dm@lcs.mit.edu>.
*
* Modification and redistribution in source and binary forms is
* permitted provided that due credit is given to the author and the
* OpenBSD project by leaving this copyright notice intact.
*/
#ifndef _PCTRVAR_H_
#define _PCTRVAR_H_
#define ARCH_UNDEF 0
#define ARCH_I386 1
#define ARCH_AMD64 2
#define CPU_UNDEF 0
#define CPU_P5 1
#define CPU_P6 2
#define CPU_CORE 3
#define CPU_AMD 4
#define PCTR_AMD_NUM 4
#define PCTR_INTEL_NUM 2 /* Intel supports only 2 counters */
#define PCTR_MAX_FUNCT 0xff
#define PCTR_MAX_UMASK 0xff
#define CFL_MESI 0x01 /* Unit mask accepts MESI encoding */
#define CFL_SA 0x02 /* Unit mask accepts Self/Any bit */
#define CFL_C0 0x04 /* Counter 0 only */
#define CFL_C1 0x08 /* Counter 1 only */
#define CFL_ED 0x10 /* Edge detect is needed */
#define CFL_UM 0x20 /* Unit mask is mandatory */
/* Pentium defines */
#ifndef P5CTR_K
#define P5CTR_K 0x040
#endif
#ifndef P5CTR_U
#define P5CTR_U 0x080
#endif
#ifndef P5CTR_C
#define P5CTR_C 0x100
#endif
struct ctrfn {
u_int32_t fn;
int flags;
char *name;
char *desc;
};
struct ctrfn p5fn[] = {
{ 0x00, 0, "Data read", NULL },
{ 0x01, 0, "Data write", NULL },
{ 0x02, 0, "Data TLB miss", NULL },
{ 0x03, 0, "Data read miss", NULL },
{ 0x04, 0, "Data write miss", NULL },
{ 0x05, 0, "Write (hit) to M or E state lines", NULL },
{ 0x06, 0, "Data cache lines written back", NULL },
{ 0x07, 0, "Data cache snoops", NULL },
{ 0x08, 0, "Data cache snoop hits", NULL },
{ 0x09, 0, "Memory accesses in both pipes", NULL },
{ 0x0a, 0, "Bank conflicts", NULL },
{ 0x0b, 0, "Misaligned data memory references", NULL },
{ 0x0c, 0, "Code read", NULL },
{ 0x0d, 0, "Code TLB miss", NULL },
{ 0x0e, 0, "Code cache miss", NULL },
{ 0x0f, 0, "Any segment register load", NULL },
{ 0x12, 0, "Branches", NULL },
{ 0x13, 0, "BTB hits", NULL },
{ 0x14, 0, "Taken branch or BTB hit", NULL },
{ 0x15, 0, "Pipeline flushes", NULL },
{ 0x16, 0, "Instructions executed", NULL },
{ 0x17, 0, "Instructions executed in the V-pipe", NULL },
{ 0x18, 0, "Bus utilization (clocks)", NULL },
{ 0x19, 0, "Pipeline stalled by write backup", NULL },
{ 0x1a, 0, "Pipeline stalled by data memory read", NULL },
{ 0x1b, 0, "Pipeline stalled by write to E or M line", NULL },
{ 0x1c, 0, "Locked bus cycle", NULL },
{ 0x1d, 0, "I/O read or write cycle", NULL },
{ 0x1e, 0, "Noncacheable memory references", NULL },
{ 0x1f, 0, "AGI (Address Generation Interlock)", NULL },
{ 0x22, 0, "Floating-point operations", NULL },
{ 0x23, 0, "Breakpoint 0 match", NULL },
{ 0x24, 0, "Breakpoint 1 match", NULL },
{ 0x25, 0, "Breakpoint 2 match", NULL },
{ 0x26, 0, "Breakpoint 3 match", NULL },
{ 0x27, 0, "Hardware interrupts", NULL },
{ 0x28, 0, "Data read or data write", NULL },
{ 0x29, 0, "Data read miss or data write miss", NULL },
{ 0x0, 0, NULL, NULL },
};
struct ctrfn p6fn[] = {
{ 0x03, 0, "LD_BLOCKS",
"Number of store buffer blocks." },
{ 0x04, 0, "SB_DRAINS",
"Number of store buffer drain cycles." },
{ 0x05, 0, "MISALIGN_MEM_REF",
"Number of misaligned data memory references." },
{ 0x06, 0, "SEGMENT_REG_LOADS",
"Number of segment register loads." },
{ 0x10, CFL_C0, "FP_COMP_OPS_EXE",
"Number of computational floating-point operations executed." },
{ 0x11, CFL_C1, "FP_ASSIST",
"Number of floating-point exception cases handled by microcode." },
{ 0x12, CFL_C1, "MUL",
"Number of multiplies." },
{ 0x13, CFL_C1, "DIV",
"Number of divides." },
{ 0x14, CFL_C0, "CYCLES_DIV_BUSY",
"Number of cycles during which the divider is busy." },
{ 0x21, 0, "L2_ADS",
"Number of L2 address strobes." },
{ 0x22, 0, "L2_DBUS_BUSY",
"Number of cycles durring which the data bus was busy." },
{ 0x23, 0, "L2_DBUS_BUSY_RD",
"Number of cycles during which the data bus was busy transferring "
"data from L2 to the processor." },
{ 0x24, 0, "L2_LINES_IN",
"Number of lines allocated in the L2." },
{ 0x25, 0, "L2_M_LINES_INM",
"Number of modified lines allocated in the L2." },
{ 0x26, 0, "L2_LINES_OUT",
"Number of lines removed from the L2 for any reason." },
{ 0x27, 0, "L2_M_LINES_OUTM",
"Number of modified lines removed from the L2 for any reason." },
{ 0x28, CFL_MESI, "L2_IFETCH",
"Number of L2 instruction fetches." },
{ 0x29, CFL_MESI, "L2_LD",
"Number of L2 data loads." },
{ 0x2a, CFL_MESI, "L2_ST",
"Number of L2 data stores." },
{ 0x2e, CFL_MESI, "L2_RQSTS",
"Number of L2 requests." },
{ 0x43, 0, "DATA_MEM_REF",
"Number of all memory references, both cacheable and non-cacheable." },
{ 0x44, 0, "DATA_MEM_CACHE_REF",
"Number of L1 data cacheable read and write operations." },
{ 0x45, 0, "DCU_LINES_IN",
"Total lines allocated in the DCU." },
{ 0x46, 0, "DCU_M_LINES_IN",
"Number of M state lines allocated in the DCU." },
{ 0x47, 0, "DCU_M_LINES_OUT",
"Number of M state lines evicted from the DCU. "
"This includes evictions via snoop HITM, intervention or replacement" },
{ 0x48, 0, "DCU_MISS_OUTSTANDING",
"Weighted number of cycles while a DCU miss is outstanding." },
{ 0x60, 0, "BUS_REQ_OUTSTANDING",
"Number of bus requests outstanding." },
{ 0x61, 0, "BUS_BNR_DRV",
"Number of bus clock cycles during which the processor is "
"driving the BNR pin." },
{ 0x62, CFL_SA, "BUS_DRDY_CLOCKS",
"Number of clocks during which DRDY is asserted." },
{ 0x63, CFL_SA, "BUS_LOCK_CLOCKS",
"Number of clocks during which LOCK is asserted." },
{ 0x64, 0, "BUS_DATA_RCV",
"Number of bus clock cycles during which the processor is "
"receiving data." },
{ 0x65, CFL_SA, "BUS_TRAN_BRD",
"Number of burst read transactions." },
{ 0x66, CFL_SA, "BUS_TRAN_RFO",
"Number of read for ownership transactions." },
{ 0x67, CFL_SA, "BUS_TRANS_WB",
"Number of write back transactions." },
{ 0x68, CFL_SA, "BUS_TRAN_IFETCH",
"Number of instruction fetch transactions." },
{ 0x69, CFL_SA, "BUS_TRAN_INVAL",
"Number of invalidate transactions." },
{ 0x6a, CFL_SA, "BUS_TRAN_PWR",
"Number of partial write transactions." },
{ 0x6b, CFL_SA, "BUS_TRANS_P",
"Number of partial transactions." },
{ 0x6c, CFL_SA, "BUS_TRANS_IO",
"Number of I/O transactions." },
{ 0x6d, CFL_SA, "BUS_TRAN_DEF",
"Number of deferred transactions." },
{ 0x6e, CFL_SA, "BUS_TRAN_BURST",
"Number of burst transactions." },
{ 0x6f, CFL_SA, "BUS_TRAN_MEM",
"Number of memory transactions." },
{ 0x70, CFL_SA, "BUS_TRAN_ANY",
"Number of all transactions." },
{ 0x79, 0, "CPU_CLK_UNHALTED",
"Number of cycles during which the processor is not halted." },
{ 0x7a, 0, "BUS_HIT_DRV",
"Number of bus clock cycles during which the processor is "
"driving the HIT pin." },
{ 0x7b, 0, "BUS_HITM_DRV",
"Number of bus clock cycles during which the processor is "
"driving the HITM pin." },
{ 0x7e, 0, "BUS_SNOOP_STALL",
"Number of clock cycles during which the bus is snoop stalled." },
{ 0x80, 0, "IFU_IFETCH",
"Number of instruction fetches, both cacheable and non-cacheable." },
{ 0x81, 0, "IFU_IFETCH_MISS",
"Number of instruction fetch misses." },
{ 0x85, 0, "ITLB_MISS",
"Number of ITLB misses." },
{ 0x86, 0, "IFU_MEM_STALL",
"Number of cycles that the instruction fetch pipe stage is stalled, "
"including cache mises, ITLB misses, ITLB faults, "
"and victim cache evictions" },
{ 0x87, 0, "ILD_STALL",
"Number of cycles that the instruction length decoder is stalled" },
{ 0xa2, 0, "RESOURCE_STALLS",
"Number of cycles during which there are resource-related stalls." },
{ 0xc0, 0, "INST_RETIRED",
"Number of instructions retired." },
{ 0xc1, CFL_C0, "FLOPS",
"Number of computational floating-point operations retired." },
{ 0xc2, 0, "UOPS_RETIRED",
"Number of UOPs retired." },
{ 0xc4, 0, "BR_INST_RETIRED",
"Number of branch instructions retired." },
{ 0xc5, 0, "BR_MISS_PRED_RETIRED",
"Number of mispredicted branches retired." },
{ 0xc6, 0, "CYCLES_INT_MASKED",
"Number of processor cycles for which interrupts are disabled." },
{ 0xc7, 0, "CYCLES_INT_PENDING_AND_MASKED",
"Number of processor cycles for which interrupts are disabled "
"and interrupts are pending." },
{ 0xc8, 0, "HW_INT_RX",
"Number of hardware interrupts received." },
{ 0xc9, 0, "BR_TAKEN_RETIRED",
"Number of taken branches retired." },
{ 0xca, 0, "BR_MISS_PRED_TAKEN_RET",
"Number of taken mispredictioned branches retired." },
{ 0xd0, 0, "INST_DECODER",
"Number of instructions decoded." },
{ 0xd2, 0, "PARTIAL_RAT_STALLS",
"Number of cycles or events for partial stalls." },
{ 0xe0, 0, "BR_INST_DECODED",
"Number of branch instructions decoded." },
{ 0xe2, 0, "BTB_MISSES",
"Number of branches that miss the BTB." },
{ 0xe4, 0, "BR_BOGUS",
"Number of bogus branches." },
{ 0xe6, 0, "BACLEARS",
"Number of times BACLEAR is asserted." },
{ 0x0, 0, NULL, NULL}
};
struct ctrfn corefn[] = {
{ 0x03, 0, "LD_BLOCKS",
"Number of store buffer blocks." },
{ 0x04, 0, "SD_DRAIN",
"Number of store buffer drain cycles." },
{ 0x05, 0, "MISALIGN_MEM_REF",
"Number of misaligned data memory references." },
{ 0x06, 0, "SEG_REG_LOADS",
"Number of segment register loads." },
{ 0x07, 0, "SSE_PREF_RET",
"SSE software prefetch instructions retired." },
{ 0x08, CFL_UM, "DTLB_MISSES",
"Memory accesses missed the DTLB" },
{ 0x09, CFL_UM, "MEMORY_DISAMBIGUATION",
"Memory disambiguation reset cycles" },
{ 0x0c, CFL_UM, "PAGE_WALKS",
"Number of page-walks executed" },
{ 0x10, 0, "FP_COMP_OPS_EXE",
"Floating point computational micro-ops executed" },
{ 0x11, 0, "FP_ASSIST",
"Number of floating-point exception cases handled by microcode." },
{ 0x12, 0, "MUL",
"Number of multiplies." },
{ 0x13, 0, "DIV",
"Number of divides." },
{ 0x14, 0, "CYCLES_DIV_BUSY",
"Number of cycles during which the divider is busy." },
{ 0x18, 0, "IDLE_DURING_DIV",
"Cycles the divider is busy and all other execution units are idle." },
{ 0x19, CFL_UM, "DELAYED_BYPASS",
"Delayed bypass to FP operation." },
{ 0x21, CFL_UM, "L2_ADS",
"Number of L2 address strobes." },
{ 0x22, CFL_UM, "DBUS_BUSY",
"Number of cycles during which the data bus was busy." },
{ 0x23, CFL_UM, "DBUS_BUSY_RD",
"Number of cycles during which the data bus was busy transferring "
"data from L2 to the core."},
{ 0x24, CFL_UM, "L2_LINES_IN",
"Number of lines allocated in the L2 (L2 cache misses.)" },
{ 0x25, CFL_UM, "L2_M_LINES_IN",
"Number of modified lines allocated in the L2." },
{ 0x26, CFL_UM, "L2_LINES_OUT",
"Number of lines removed from the L2 for any reason." },
{ 0x27, CFL_UM, "L2_M_LINES_OUT",
"Number of modified lines removed from the L2 for any reason." },
{ 0x28, CFL_MESI, "L2_IFETCH",
"Number of L2 instruction fetches." },
{ 0x29, CFL_MESI, "L2_LD",
"Number of L2 data loads." },
{ 0x2a, CFL_MESI, "L2_ST",
"Number of L2 data stores." },
{ 0x2e, CFL_MESI, "L2_RQSTS",
"Number of L2 requests." },
{ 0x30, CFL_MESI, "L2_REJECT_CYCLES",
"Number of cycles L2 is busy and rejecting new requests." },
{ 0x32, CFL_MESI, "L2_NO_REQUEST_CYCLES",
"Number of cycles there is no request to access L2." },
{ 0x3a, 0, "EST_TRANS_ALL",
"Number of any Intel Enhanced SpeedStep Technology transitions." },
{ 0x3b, CFL_ED|CFL_UM, "THERMAL_TRIP",
"Duration in a thermal trip based on the current core clock." },
{ 0x3c, CFL_UM, "CPU_CLK_UNHALTED",
"Number of non-halted cycles." },
{ 0x40, CFL_MESI, "DCACHE_LD",
"L1 cacheable data reads." },
{ 0x41, CFL_MESI, "DCACHE_ST",
"L1 cacheable data writes." },
{ 0x42, CFL_MESI, "DCACHE_LOCK",
"L1 data cacheable locked reads." },
{ 0x43, CFL_UM, "DATA_MEM_REF",
"All memory references to the L1 DCACHE." },
{ 0x44, CFL_UM, "DATA_MEM_CACHE_REF",
"All cacheable memory references to the L1 DCACHE." },
{ 0x45, CFL_UM, "DCACHE_REPL",
"Total lines allocated in the L1 DCACHE." },
{ 0x46, 0, "DCACHE_M_REPL",
"Number of M state lines allocated in the L1 DCACHE." },
{ 0x47, 0, "DCACHE_M_EVICT",
"Number of M state lines evicted from the L1 DCACHE." },
{ 0x48, 0, "DCACHE_PEND_MISS",
"Total number of outstanding L1 data cache misses at any cycle." },
{ 0x49, CFL_UM, "DTLB_MISS",
"Number of data references that missed TLB." },
{ 0x4b, 0, "SSE_PRE_MISS",
"Number of cache misses by the SSE Prefetch NTA instructions." },
{ 0x4c, 0, "LOAD_HIT_PRE",
"Load operations conflicting with a software prefetch." },
{ 0x4e, CFL_UM, "L1D_PREFETCH",
"L1 DCACHE prefetch requests" },
{ 0x4f, 0, "L1_PREF_REQ",
"Number of L1 prefetch requests due to DCU cache misse.s" },
{ 0x60, CFL_SA|CFL_UM, "BUS_REQ_OUTSTANDING",
"Number of bus requests outstanding." },
{ 0x61, CFL_SA, "BUS_BNR_DRV",
"Number of bus clock cycles during which the processor is "
"driving the BNR pin." },
{ 0x62, CFL_SA, "BUS_DRDY_CLOCKS",
"Number of clocks during which DRDY is asserted." },
{ 0x63, CFL_SA|CFL_UM, "BUS_LOCK_CLOCKS",
"Number of clocks during which LOCK is asserted." },
{ 0x64, CFL_UM, "BUS_DATA_RCV",
"Number of bus clock cycles during which the processor is "
"receiving data." },
{ 0x65, CFL_SA|CFL_UM, "BUS_TRAN_BRD",
"Number of burst read transactions." },
{ 0x66, CFL_SA|CFL_UM, "BUS_TRAN_RFO",
"Number of read for ownership transactions." },
{ 0x67, CFL_SA|CFL_UM, "BUS_TRANS_WB",
"Number of write back transactions." },
{ 0x68, CFL_SA|CFL_UM, "BUS_TRAN_IFETCH",
"Number of instruction fetch transactions." },
{ 0x69, CFL_SA|CFL_UM, "BUS_TRAN_INVAL",
"Number of invalidate transactions." },
{ 0x6a, CFL_SA|CFL_UM, "BUS_TRAN_PWR",
"Number of partial write transactions." },
{ 0x6b, CFL_SA|CFL_UM, "BUS_TRANS_P",
"Number of partial transactions." },
{ 0x6c, CFL_SA|CFL_UM, "BUS_TRANS_IO",
"Number of I/O transactions." },
{ 0x6d, CFL_SA|CFL_UM, "BUS_TRAN_DEF",
"Number of deferred transactions." },
{ 0x6e, CFL_SA|CFL_UM, "BUS_TRAN_BURST",
"Number of burst transactions." },
{ 0x6f, CFL_SA|CFL_UM, "BUS_TRAN_MEM",
"Number of memory transactions." },
{ 0x70, CFL_SA|CFL_UM, "BUS_TRAN_ANY",
"Number of all transactions." },
{ 0x77, CFL_MESI, "BUS_SNOOPS",
"Number of external bus cycles while bus lock signal asserted." },
{ 0x78, CFL_UM, "DCU_SNOOP_TO_SHARE",
"Number of DCU snoops to share-state L1 cache line due to "
"L1 misses." },
{ 0x7a, CFL_SA, "BUS_HIT_DRV",
"Number of bus clock cycles during which the processor is "
"driving the HIT pin." },
{ 0x7b, CFL_SA, "BUS_HITM_DRV",
"Number of bus clock cycles during which the processor is "
"driving the HITM pin." },
{ 0x7d, CFL_SA, "BUS_NOT_IN_USE",
"Number of cycles there is no transaction from the core." },
{ 0x7e, 0, "BUS_SNOOP_STALL",
"Number of clock cycles during which the bus is snoop stalled." },
{ 0x7f, CFL_UM, "BUS_IO_WAIT",
"Number of cycles during which IO requests wait int the bus queue." },
{ 0x80, 0, "ICACHE_READS",
"Number of instruction fetches, both cacheable and non-cacheable." },
{ 0x81, 0, "ICACHE_MISSES",
"Number of instruction fetch misses." },
{ 0x82, CFL_UM, "ITLB_MISS",
"Number of ITLB misses." },
{ 0x83, CFL_UM, "INSQ_QUEUE",
"Cycles during which the instruction queue is full." },
{ 0x85, CFL_UM, "ITLB_MISSES",
"Number of ITLB misses." },
{ 0x86, 0, "IFU_MEM_STALL",
"Number of cycles when the instruction fetches stalled." },
{ 0x87, 0, "ILD_STALL",
"Number of cycles that the instruction length decoder is stalled." },
{ 0x88, 0, "BR_INST_EXEC",
"Number of branch instructions executed." },
{ 0x89, 0, "BR_MISSP_EXEC",
"Number of mispredicted branch instructions that were executed." },
{ 0x8a, 0, "BR_BAC_MISSP_EXEC",
"Number of branch instructions that were mispredicted at decoding." },
{ 0x8b, 0, "BR_CND_EXEC",
"Number of conditional branch instructions executed, but not "
"necessarily retired." },
{ 0x8c, 0, "BR_CND_MISSP_EXEC",
"Number of mispredicted conditional branch instructions that "
"were executed." },
{ 0x8d, 0, "BR_IND_EXEC",
"Number of indirect branch instructions that were executed." },
{ 0x8e, 0, "BR_IND_MISSP_EXEC",
"number of mispredicted indirect branch instructions that were "
"executed." },
{ 0x8f, 0, "BR_RET_EXEC",
"Number of RET instructions that were executed." },
{ 0x90, 0, "BR_RET_MISSP_EXEC",
"Number of mispredicted RET instructions that were executed." },
{ 0x91, 0, "BR_RET_BAC_MISSP_EXEC",
"Number of RET instructions that were executed and were mispredicted "
"at decoding." },
{ 0x92, 0, "BR_CALL_EXEC",
"Number of CALL instructions executed." },
{ 0x93, 0, "BR_CALL_MISSP_EXEC",
"Number of mispredicted CALL instructions that were executed." },
{ 0x94, 0, "BR_IND_CALL_EXEC",
"Number of indirect CALL instructions that were executed." },
{ 0x97, 0, "BR_TKN_BUBBLE_1",
"Number of times a taken branch predicted taken with bubble 1." },
{ 0x98, 0, "BR_TKN_BUBBLE_2",
"Number of times a taken branch predicted taken with bubble 2." },
{ 0xa0, 0, "RS_UOPS_DISPATCHED",
"Number of microops dispatched for execution." },
{ 0xa1, CFL_UM, "RS_UOPS_DISPATCHED",
"Number of cycles for which micro-ops dispatched for execution." },
{ 0xa2, 0, "RESOURCE_STALL",
"Number of cycles while there us a resource related stall." },
{ 0xaa, CFL_UM, "MACRO_INSTS",
"Number of instructions decoded (but not necessarily executed "
"or retired)." },
{ 0xab, CFL_UM, "ESP",
"ESP register operations." },
{ 0xb0, 0, "SIMD_UOPS_EXEC",
"Number of SIMD micro-ops executed (excluding stores)." },
{ 0xb1, 0, "SIMD_SAT_UOP_EXEC",
"Number of SIMD saturated arithmetic micro-ops executed." },
{ 0xb3, CFL_UM, "SIMD_INT",
"Number of SIMD integer instructions executed." },
{ 0xc0, 0, "INST_RET",
"Number of instructions retired." },
{ 0xc1, 0, "FP_COMP_INSTR_RET",
"Number of computational floating-point operations retired." },
{ 0xc2, 0, "UOPS_RET",
"Number of UOPs retired." },
{ 0xc3, 0, "SMC_DETECTED",
"Number of times self-modifying code condition detected." },
{ 0xc4, 0, "BR_INST_RET",
"Number of branch instructions retired." },
{ 0xc5, 0, "BR_MISPRED_RET",
"Number of mispredicted branches retired." },
{ 0xc6, 0, "CYCLES_INT_MASKED",
"Number of cycles for which interrupts are disabled." },
{ 0xc7, 0, "CYCLES_INT_PENDING_MASKED",
"Number of cycles for which interrupts are disabled "
"and interrupts are pending." },
{ 0xc8, 0, "HW_INT_RX",
"Number of hardware interrupts received." },
{ 0xc9, 0, "BR_TAKEN_RET",
"Number of taken branch instructions retired."},
{ 0xca, 0, "BR_MISPRED_TAKEN_RET",
"Number of taken andmispredicted branch instructions retired." },
{ 0xcb, 0, "MEM_LOAD_RETIRED",
"Number of retired load operations that missed the L1 DCACHE." },
{ 0xcc, 0, "MMX_FP_TRANS",
"Number of transitions between MMX and X87." },
{ 0xcd, 0, "MMX_ASSIST",
"Number of EMMS executed." },
{ 0xce, 0, "MMX_INSTR_RET",
"Number of MMX instructions retired." },
{ 0xcf, 0, "MMX_SAT_INSTR_RET",
"Number of MMX saturated arithmetic instructions retired." },
{ 0xd0, 0, "INSTR_DECODED",
"Number of instructions decoded." },
{ 0xd2, CFL_UM, "RAT_STALLS",
"Number of cycles or events for partial stalls." },
{ 0xd4, CFL_UM, "SEG_RENAME_STALLS",
"Number of stalls due to the lack of renaming resources." },
{ 0xd5, CFL_UM, "SEG_REG_RENAMES",
"Number of times the segment register is renamed." },
{ 0xd7, 0, "ESP_UOPS",
"Number of ESP folding instruction decoded." },
{ 0xd8, 0, "SIMD_FD_RET",
"Number of SSE/SSE2 instructions retired." },
{ 0xd9, 0, "SIMD_FP_COM_RET",
"Number of SSE/SSE2 compute instructions retired." },
{ 0xda, 0, "FUSED_UOPS_RET",
"Number of all fused uops retired." },
{ 0xdb, 0, "UNFUSION",
"Number of all unfusion events in the ROB." },
{ 0xdc, CFL_UM, "RESOURCE_STALLS",
"Number of cycles when the number of instructions in the pipeline "
"waiting for retirement reaches the limit the processor can handle." },
{ 0xe0, 0, "BR_INST_DECODED",
"Number of branch instructions decoded." },
{ 0xe2, 0, "BTB_MISSES",
"Number of branches the BTB did not produce a prediction." },
{ 0xe4, 0, "BOGUS_BR",
"Number of byte sequences that were mistakenly detected as taken "
"branch instructions." },
{ 0xe6, 0, "BACLEARS",
"Number of times BACLEAR is asserted." },
{ 0xf0, 0, "PREF_RQSTS_UP",
"Number of upward prefetches issued from the Data Prefetch Logic "
"(DPL) to the L2 cache." },
{ 0xf8, 0, "PREF_RQSTS_DN",
"Number of downward prefetches issued from the Data Prefetch Logic "
"(DPL) to the L2 cache." },
{ 0x0, 0, NULL, NULL }
};
struct ctrfn amdfn[] = {
{ 0x00, 0, "Dispatched FPU operations", NULL },
{ 0x01, 0, "Cycles with no FPU ops retired", NULL },
{ 0x02, 0, "Dispatched fast flag FPU operations", NULL },
{ 0x20, 0, "Segment register loads", NULL },
{ 0x21, 0, "Pipeline restart due to self-modifying code", NULL },
{ 0x22, 0, "Pipeline restart due to probe hit", NULL },
{ 0x23, 0, "LS2 buffer is full", NULL },
{ 0x24, 0, "Locked operations", NULL },
{ 0x26, 0, "Retired CFLUSH instructions", NULL },
{ 0x27, 0, "Retired CPUID instructions", NULL },
{ 0x40, 0, "Data cache accesses", NULL },
{ 0x41, 0, "Data cache misses", NULL },
{ 0x42, 0, "Data cache refills from L2 or system", NULL },
{ 0x43, 0, "Data cache refills from system", NULL },
{ 0x44, 0, "Data cache lines evicted", NULL },
{ 0x45, 0, "L1 DTLB miss and L2 DTLB hit", NULL },
{ 0x46, 0, "L1 DTLB miss and L2 DTLB miss", NULL },
{ 0x47, 0, "Misaligned access", NULL },
{ 0x48, 0, "Microarchitectural late cancel of an access", NULL },
{ 0x49, 0, "Microarchitectural early cancel of an access", NULL },
{ 0x4a, 0, "Single bit ECC errors recorded by scrubber", NULL },
{ 0x4b, 0, "Prefetch instructions dispatched", NULL },
{ 0x4c, 0, "DCACHE misses by locked instructions", NULL },
{ 0x65, 0, "Memory requests by type", NULL },
{ 0x67, 0, "Data prefetcher", NULL },
{ 0x6c, 0, "System read responses by coherency state", NULL },
{ 0x6d, 0, "Quadwords written to system", NULL },
{ 0x76, 0, "CPU clocks not halted", NULL },
{ 0x7d, 0, "Requests to L2 cache", NULL },
{ 0x7e, 0, "L2 cache misses", NULL },
{ 0x7f, 0, "L2 cache fill/writeback", NULL },
{ 0x80, 0, "ICACHE fetches", NULL },
{ 0x81, 0, "ICACHE misses", NULL },
{ 0x82, 0, "ICACHE refills from L2", NULL },
{ 0x83, 0, "ICACHE refills from system", NULL },
{ 0x84, 0, "L1 ITLB miss and L2 ITLB hit", NULL },
{ 0x85, 0, "L1 ITLB miss and L2 ITLB miss", NULL },
{ 0x86, 0, "Pipeline restart due to instruction stream probe", NULL },
{ 0x87, 0, "Instruction fetch stall", NULL },
{ 0x88, 0, "Return stack hits", NULL },
{ 0x89, 0, "Return stack overflows", NULL },
{ 0xc0, 0, "Retired instructions", NULL },
{ 0xc1, 0, "Retired microops", NULL },
{ 0xc2, 0, "Retired branch instructions", NULL },
{ 0xc3, 0, "Retired mispredicted branch instructions", NULL },
{ 0xc4, 0, "Retired taken branch instructions", NULL },
{ 0xc5, 0, "Retired mispredicted taken branch instructions", NULL },
{ 0xc6, 0, "Retired far control transfers", NULL },
{ 0xc7, 0, "Retired branch resyncs", NULL },
{ 0xc8, 0, "Retired near returns", NULL },
{ 0xc9, 0, "Retired mispredicted near returns", NULL },
{ 0xca, 0, "Retired mispredicted indirect brnaches", NULL },
{ 0xcb, 0, "Retired MMX/FP instructions", NULL },
{ 0xcc, 0, "Retired fastpath double op instructions", NULL },
{ 0xcd, 0, "Interrupts-masked cycles", NULL },
{ 0xce, 0, "Interrupts-masked cycles with interrupts pending", NULL },
{ 0xcf, 0, "Interrupts taken", NULL },
{ 0xd0, 0, "Decoder empty", NULL },
{ 0xd1, 0, "Dispatch stalls", NULL },
{ 0xd2, 0, "Dispatch stalls for branch abort retire", NULL },
{ 0xd3, 0, "Dispatch stalls for serialisation", NULL },
{ 0xd4, 0, "Dispatch stalls for segment load", NULL },
{ 0xd5, 0, "Dispatch stalls for reoder buffer full", NULL },
{ 0xd6, 0, "Dispatch stalls for reservation station full", NULL },
{ 0xd7, 0, "Dispatch stalls for FPU full", NULL },
{ 0xd8, 0, "Dispatch stalls for LS full", NULL },
{ 0xd9, 0, "Dispatch stalls waiting for all quite", NULL },
{ 0xda, 0, "Dispatch stalls for far transfer or resync to retire", NULL },
{ 0xdb, 0, "FPU exceptions", NULL },
{ 0xdc, 0, "DR0 breakpoint matches", NULL },
{ 0xdd, 0, "DR1 breakpoint matches", NULL },
{ 0xde, 0, "DR2 breakpoint matches", NULL },
{ 0xdf, 0, "DR3 breakpoint matches", NULL },
{ 0xe0, 0, "DRAM accesses", NULL },
{ 0xe1, 0, "Memory controller page tables overflow", NULL },
{ 0xe3, 0, "Memory controller turnarounds", NULL },
{ 0xe4, 0, "Memory controller bypass counter saturation", NULL },
{ 0xe5, 0, "Sized blocks", NULL },
{ 0xe8, 0, "ECC errors", NULL },
{ 0xe9, 0, "CPU/IO requests to memory/IO", NULL },
{ 0xea, 0, "Cache blocks commands", NULL },
{ 0xeb, 0, "Sized commands", NULL },
{ 0xec, 0, "Probe responses and upstream requests", NULL },
{ 0xee, 0, "GART events", NULL },
{ 0xf6, 0, "HT link 0 transmit bandwidth", NULL },
{ 0xf7, 0, "HT link 1 transmit bandwidth", NULL },
{ 0xf8, 0, "HT link 2 transmit bandwidth", NULL },
{ 0x0, 0, NULL, NULL }
};
#endif /* _PCTRVAR_H_ */
|