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NetBSD/usr.sbin/tprof/arch/tprof_x86.c

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/* $NetBSD: tprof_x86.c,v 1.10 2020/04/17 03:15:50 knakahara Exp $ */
/*
* Copyright (c) 2018-2019 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Maxime Villard.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/
#include <sys/cdefs.h>
#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <string.h>
#include <unistd.h>
#include <err.h>
#include <machine/specialreg.h>
#include <dev/tprof/tprof_ioctl.h>
#include "../tprof.h"
int tprof_event_init(uint32_t);
void tprof_event_list(void);
void tprof_event_lookup(const char *, struct tprof_param *);
struct name_to_event {
const char *name;
uint64_t event;
uint64_t unit;
bool enabled;
};
struct event_table {
const char *tablename;
struct name_to_event *names;
size_t nevents;
struct event_table *next;
};
static struct event_table *cpuevents = NULL;
static void x86_cpuid(unsigned int *eax, unsigned int *ebx,
unsigned int *ecx, unsigned int *edx)
{
asm volatile("cpuid"
: "=a" (*eax),
"=b" (*ebx),
"=c" (*ecx),
"=d" (*edx)
: "0" (*eax), "2" (*ecx));
}
/* -------------------------------------------------------------------------- */
/*
* Intel Architectural Version 1.
*/
static struct name_to_event intel_arch1_names[] = {
/* Event Name - Event Select - UMask */
{ "unhalted-core-cycles", 0x3C, 0x00, true },
{ "instruction-retired", 0xC0, 0x00, true },
{ "unhalted-reference-cycles", 0x3C, 0x01, true },
{ "llc-reference", 0x2E, 0x4F, true },
{ "llc-misses", 0x2E, 0x41, true },
{ "branch-instruction-retired", 0xC4, 0x00, true },
{ "branch-misses-retired", 0xC5, 0x00, true },
};
static struct event_table intel_arch1 = {
.tablename = "Intel Architectural Version 1",
.names = intel_arch1_names,
.nevents = sizeof(intel_arch1_names) /
sizeof(struct name_to_event),
.next = NULL
};
static struct event_table *
init_intel_arch1(void)
{
unsigned int eax, ebx, ecx, edx;
struct event_table *table;
size_t i;
eax = 0x0A;
ebx = 0;
ecx = 0;
edx = 0;
x86_cpuid(&eax, &ebx, &ecx, &edx);
table = &intel_arch1;
for (i = 0; i < table->nevents; i++) {
/* Disable the unsupported events. */
if ((ebx & (i << 1)) != 0)
table->names[i].enabled = false;
}
return table;
}
/*
* Intel Silvermont/Airmont.
*/
static struct name_to_event intel_silvermont_airmont_names[] = {
{ "REHABQ.LD_BLOCK_ST_FORWARD", 0x03, 0x01, true },
{ "REHABQ.LD_BLOCK_STD_NOTREADY", 0x03, 0x02, true },
{ "REHABQ.ST_SPLITS", 0x03, 0x04, true },
{ "REHABQ.LD_SPLITS", 0x03, 0x08, true },
{ "REHABQ.LOCK", 0x03, 0x10, true },
{ "REHABQ.STA_FULL", 0x03, 0x20, true },
{ "REHABQ.ANY_LD", 0x03, 0x40, true },
{ "REHABQ.ANY_ST", 0x03, 0x80, true },
{ "MEM_UOPS_RETIRED.L1_MISS_LOADS", 0x04, 0x01, true },
{ "MEM_UOPS_RETIRED.L2_HIT_LOADS", 0x04, 0x02, true },
{ "MEM_UOPS_RETIRED.L2_MISS_LOADS", 0x04, 0x04, true },
{ "MEM_UOPS_RETIRED.DTLB_MISS_LOADS", 0x04, 0x08, true },
{ "MEM_UOPS_RETIRED.UTLB_MISS", 0x04, 0x10, true },
{ "MEM_UOPS_RETIRED.HITM", 0x04, 0x20, true },
{ "MEM_UOPS_RETIRED.ALL_LOADS", 0x04, 0x40, true },
{ "MEM_UOP_RETIRED.ALL_STORES", 0x04, 0x80, true },
{ "PAGE_WALKS.D_SIDE_CYCLES", 0x05, 0x01, true },
{ "PAGE_WALKS.I_SIDE_CYCLES", 0x05, 0x02, true },
{ "PAGE_WALKS.WALKS", 0x05, 0x03, true },
{ "LONGEST_LAT_CACHE.MISS", 0x2E, 0x41, true },
{ "LONGEST_LAT_CACHE.REFERENCE", 0x2E, 0x4F, true },
{ "L2_REJECT_XQ.ALL", 0x30, 0x00, true },
{ "CORE_REJECT_L2Q.ALL", 0x31, 0x00, true },
{ "CPU_CLK_UNHALTED.CORE_P", 0x3C, 0x00, true },
{ "CPU_CLK_UNHALTED.REF_P", 0x3C, 0x01, true },
{ "ICACHE.HIT", 0x80, 0x01, true },
{ "ICACHE.MISSES", 0x80, 0x02, true },
{ "ICACHE.ACCESSES", 0x80, 0x03, true },
{ "OFFCORE_RESPONSE_0", 0xB7, 0x01, true },
{ "OFFCORE_RESPONSE_1", 0xB7, 0x02, true },
{ "INST_RETIRED.ANY_P", 0xC0, 0x00, true },
{ "UOPS_RETIRED.MS", 0xC2, 0x01, true },
{ "UOPS_RETIRED.ALL", 0xC2, 0x10, true },
{ "MACHINE_CLEARS.SMC", 0xC3, 0x01, true },
{ "MACHINE_CLEARS.MEMORY_ORDERING", 0xC3, 0x02, true },
{ "MACHINE_CLEARS.FP_ASSIST", 0xC3, 0x04, true },
{ "MACHINE_CLEARS.ALL", 0xC3, 0x08, true },
{ "BR_INST_RETIRED.ALL_BRANCHES", 0xC4, 0x00, true },
{ "BR_INST_RETIRED.JCC", 0xC4, 0x7E, true },
{ "BR_INST_RETIRED.FAR_BRANCH", 0xC4, 0xBF, true },
{ "BR_INST_RETIRED.NON_RETURN_IND", 0xC4, 0xEB, true },
{ "BR_INST_RETIRED.RETURN", 0xC4, 0xF7, true },
{ "BR_INST_RETIRED.CALL", 0xC4, 0xF9, true },
{ "BR_INST_RETIRED.IND_CALL", 0xC4, 0xFB, true },
{ "BR_INST_RETIRED.REL_CALL", 0xC4, 0xFD, true },
{ "BR_INST_RETIRED.TAKEN_JCC", 0xC4, 0xFE, true },
{ "BR_MISP_RETIRED.ALL_BRANCHES", 0xC5, 0x00, true },
{ "BR_MISP_RETIRED.JCC", 0xC5, 0x7E, true },
{ "BR_MISP_RETIRED.FAR", 0xC5, 0xBF, true },
{ "BR_MISP_RETIRED.NON_RETURN_IND", 0xC5, 0xEB, true },
{ "BR_MISP_RETIRED.RETURN", 0xC5, 0xF7, true },
{ "BR_MISP_RETIRED.CALL", 0xC5, 0xF9, true },
{ "BR_MISP_RETIRED.IND_CALL", 0xC5, 0xFB, true },
{ "BR_MISP_RETIRED.REL_CALL", 0xC5, 0xFD, true },
{ "BR_MISP_RETIRED.TAKEN_JCC", 0xC5, 0xFE, true },
{ "NO_ALLOC_CYCLES.ROB_FULL", 0xCA, 0x01, true },
{ "NO_ALLOC_CYCLES.RAT_STALL", 0xCA, 0x20, true },
{ "NO_ALLOC_CYCLES.ALL", 0xCA, 0x3F, true },
{ "NO_ALLOC_CYCLES.NOT_DELIVERED", 0xCA, 0x50, true },
{ "RS_FULL_STALL.MEC", 0xCB, 0x01, true },
{ "RS_FULL_STALL.ALL", 0xCB, 0x1F, true },
{ "CYCLES_DIV_BUSY.ANY", 0xCD, 0x01, true },
{ "BACLEARS.ALL", 0xE6, 0x01, true },
{ "BACLEARS.RETURN", 0xE6, 0x08, true },
{ "BACLEARS.COND", 0xE6, 0x10, true },
{ "MS_DECODED.MS_ENTRY", 0xE7, 0x01, true },
};
static struct event_table intel_silvermont_airmont = {
.tablename = "Intel Silvermont/Airmont",
.names = intel_silvermont_airmont_names,
.nevents = sizeof(intel_silvermont_airmont_names) /
sizeof(struct name_to_event),
.next = NULL
};
static struct event_table *
init_intel_silvermont_airmont(void)
{
return &intel_silvermont_airmont;
}
/*
* Intel Goldmont
*/
static struct name_to_event intel_goldmont_names[] = {
{ "LD_BLOCKS.ALL_BLOCK", 0x03, 0x10, true },
{ "LD_BLOCKS.UTLB_MISS", 0x03, 0x08, true },
{ "LD_BLOCKS.STORE_FORWARD", 0x03, 0x02, true },
{ "LD_BLOCKS.DATA_UNKNOWN", 0x03, 0x01, true },
{ "LD_BLOCKS.4K_ALIAS", 0x03, 0x04, true },
{ "PAGE_WALKS.D_SIDE_CYCLES", 0x05, 0x01, true },
{ "PAGE_WALKS.I_SIDE_CYCLES", 0x05, 0x02, true },
{ "PAGE_WALKS.CYCLES", 0x05, 0x03, true },
{ "UOPS_ISSUED.ANY", 0x0E, 0x00, true },
{ "MISALIGN_MEM_REF.LOAD_PAGE_SPLIT", 0x13, 0x02, true },
{ "MISALIGN_MEM_REF.STORE_PAGE_SPLIT", 0x13, 0x04, true },
{ "LONGEST_LAT_CACHE.REFERENCE", 0x2E, 0x4F, true },
{ "LONGEST_LAT_CACHE.MISS", 0x2E, 0x41, true },
{ "L2_REJECT_XQ.ALL", 0x30, 0x00, true },
{ "CORE_REJECT_L2Q.ALL", 0x31, 0x00, true },
{ "CPU_CLK_UNHALTED.CORE_P", 0x3C, 0x00, true },
{ "CPU_CLK_UNHALTED.REF", 0x3C, 0x01, true },
{ "DL1.DIRTY_EVICTION", 0x51, 0x01, true },
{ "ICACHE.HIT", 0x80, 0x01, true },
{ "ICACHE.MISSES", 0x80, 0x02, true },
{ "ICACHE.ACCESSES", 0x80, 0x03, true },
{ "ITLB.MISS", 0x81, 0x04, true },
{ "FETCH_STALL.ALL", 0x86, 0x00, true },
{ "FETCH_STALL.ITLB_FILL_PENDING_CYCLES", 0x86, 0x01, true },
{ "FETCH_STALL.ICACHE_FILL_PENDING_CYCLES", 0x86, 0x02, true },
{ "UOPS_NOT_DELIVERED.ANY", 0x9C, 0x00, true },
{ "OFFCORE_RESPONSE.0", 0xB7, 0x01, true },
{ "OFFCORE_RESPONSE.1", 0xB7, 0x02, true },
{ "INST_RETIRED.ANY_P", 0xC0, 0x00, true },
{ "UOPS_RETIRED.ANY", 0xC2, 0x00, true },
{ "UOPS_RETIRED.MS", 0xC2, 0x01, true },
{ "UOPS_RETIRED.FPDIV", 0xC2, 0x08, true },
{ "UOPS_RETIRED.IDIV", 0xC2, 0x10, true },
{ "MACHINE_CLEARS.SMC", 0xC3, 0x01, true },
{ "MACHINE_CLEARS.MEMORY_ORDERING", 0xC3, 0x02, true },
{ "MACHINE_CLEARS.FP_ASSIST", 0xC3, 0x04, true },
{ "MACHINE_CLEARS.DISAMBIGUATION", 0xC3, 0x08, true },
{ "MACHINE_CLEARS.ALL", 0xC3, 0x00, true },
{ "BR_INST_RETIRED.ALL_BRANCHES", 0xC4, 0x00, true },
{ "BR_INST_RETIRED.JCC", 0xC4, 0x7E, true },
{ "BR_INST_RETIRED.ALL_TAKEN_BRANCHES", 0xC4, 0x80, true },
{ "BR_INST_RETIRED.TAKEN_JCC", 0xC4, 0xFE, true },
{ "BR_INST_RETIRED.CALL", 0xC4, 0xF9, true },
{ "BR_INST_RETIRED.REL_CALL", 0xC4, 0xFD, true },
{ "BR_INST_RETIRED.IND_CALL", 0xC4, 0xFB, true },
{ "BR_INST_RETIRED.RETURN", 0xC4, 0xF7, true },
{ "BR_INST_RETIRED.NON_RETURN_IND", 0xC4, 0xEB, true },
{ "BR_INST_RETIRED.FAR_BRANCH", 0xC4, 0xBF, true },
{ "BR_MISP_RETIRED.ALL_BRANCHES", 0xC5, 0x00, true },
{ "BR_MISP_RETIRED.JCC", 0xC5, 0x7E, true },
{ "BR_MISP_RETIRED.TAKEN_JCC", 0xC5, 0xFE, true },
{ "BR_MISP_RETIRED.IND_CALL", 0xC5, 0xFB, true },
{ "BR_MISP_RETIRED.RETURN", 0xC5, 0xF7, true },
{ "BR_MISP_RETIRED.NON_RETURN_IND", 0xC5, 0xEB, true },
{ "ISSUE_SLOTS_NOT_CONSUMED.RESOURCE_FULL", 0xCA, 0x01, true },
{ "ISSUE_SLOTS_NOT_CONSUMED.RECOVERY", 0xCA, 0x02, true },
{ "ISSUE_SLOTS_NOT_CONSUMED.ANY", 0xCA, 0x00, true },
{ "HW_INTERRUPTS.RECEIVED", 0xCB, 0x01, true },
{ "HW_INTERRUPTS.MASKED", 0xCB, 0x02, true },
{ "HW_INTERRUPTS.PENDING_AND_MASKED", 0xCB, 0x04, true },
{ "CYCLES_DIV_BUSY.ALL", 0xCD, 0x00, true },
{ "CYCLES_DIV_BUSY.IDIV", 0xCD, 0x01, true },
{ "CYCLES_DIV_BUSY.FPDIV", 0xCD, 0x02, true },
{ "MEM_UOPS_RETIRED.ALL_LOADS", 0xD0, 0x81, true },
{ "MEM_UOPS_RETIRED.ALL_STORES", 0xD0, 0x82, true },
{ "MEM_UOPS_RETIRED.ALL", 0xD0, 0x83, true },
{ "MEM_UOPS_RETIRED.DTLB_MISS_LOADS", 0xD0, 0x11, true },
{ "MEM_UOPS_RETIRED.DTLB_MISS_STORES", 0xD0, 0x12, true },
{ "MEM_UOPS_RETIRED.DTLB_MISS", 0xD0, 0x13, true },
{ "MEM_UOPS_RETIRED.LOCK_LOADS", 0xD0, 0x21, true },
{ "MEM_UOPS_RETIRED.SPLIT_LOADS", 0xD0, 0x41, true },
{ "MEM_UOPS_RETIRED.SPLIT_STORES", 0xD0, 0x42, true },
{ "MEM_UOPS_RETIRED.SPLIT", 0xD0, 0x43, true },
{ "MEM_LOAD_UOPS_RETIRED.L1_HIT", 0xD1, 0x01, true },
{ "MEM_LOAD_UOPS_RETIRED.L1_MISS", 0xD1, 0x08, true },
{ "MEM_LOAD_UOPS_RETIRED.L2_HIT", 0xD1, 0x02, true },
{ "MEM_LOAD_UOPS_RETIRED.L2_MISS", 0xD1, 0x10, true },
{ "MEM_LOAD_UOPS_RETIRED.HITM", 0xD1, 0x20, true },
{ "MEM_LOAD_UOPS_RETIRED.WCB_HIT", 0xD1, 0x40, true },
{ "MEM_LOAD_UOPS_RETIRED.DRAM_HIT", 0xD1, 0x80, true },
{ "BACLEARS.ALL", 0xE6, 0x01, true },
{ "BACLEARS.RETURN", 0xE6, 0x08, true },
{ "BACLEAR.CONDS", 0xE6, 0x10, true },
{ "MS_DECODED.MS_ENTRY", 0xE7, 0x01, true },
{ "DECODED_RESTRICTION.PREDECODE_WRONG", 0xE9, 0x01, true },
};
static struct event_table intel_goldmont = {
.tablename = "Intel Goldmont",
.names = intel_goldmont_names,
.nevents = sizeof(intel_goldmont_names) /
sizeof(struct name_to_event),
.next = NULL
};
static struct event_table *
init_intel_goldmont(void)
{
return &intel_goldmont;
}
/*
* Intel Goldmont Plus (Additions from Goldmont)
*/
static struct name_to_event intel_goldmontplus_names[] = {
{ "INST_RETIRED.ANY", 0x00, 0x01, true },
{ "DTLB_LOAD_MISSES.WALK_COMPLETED_4K", 0x08, 0x02, true },
{ "DTLB_LOAD_MISSES.WALK_COMPLETED_2M_4M", 0x08, 0x04, true },
{ "DTLB_LOAD_MISSES.WALK_COMPLETED_1GB", 0x08, 0x08, true },
{ "DTLB_LOAD_MISSES.WALK_PENDING", 0x08, 0x10, true },
{ "DTLB_STORE_MISSES.WALK_COMPLETED_4K", 0x49, 0x02, true },
{ "DTLB_STORE_MISSES.WALK_COMPLETED_2M_4M", 0x49, 0x04, true },
{ "DTLB_STORE_MISSES.WALK_COMPLETED_1GB", 0x49, 0x08, true },
{ "DTLB_STORE_MISSES.WALK_PENDING", 0x49, 0x10, true },
{ "EPT.WALK_PENDING", 0x4F, 0x10, true },
{ "ITLB_MISSES.WALK_COMPLETED_4K", 0x85, 0x08, true },
{ "ITLB_MISSES.WALK_COMPLETED_2M_4M", 0x85, 0x04, true },
{ "ITLB_MISSES.WALK_COMPLETED_1GB", 0x85, 0x08, true },
{ "ITLB_MISSES.WALK_PENDING", 0x85, 0x10, true },
{ "TLB_FLUSHES.STLB_ANY", 0xBD, 0x20, true },
{ "MACHINE_CLEARS.PAGE_FAULT", 0xC3, 0x20, true },
};
static struct event_table intel_goldmontplus = {
.tablename = "Intel Goldmont Plus",
.names = intel_goldmontplus_names,
.nevents = sizeof(intel_goldmontplus_names) /
sizeof(struct name_to_event),
.next = NULL
};
static struct event_table *
init_intel_goldmontplus(void)
{
intel_goldmont.next = &intel_goldmontplus;
return &intel_goldmont;
}
/*
* Intel Skylake/Kabylake.
*
* The events that are not listed, because they are of little interest or
* require extra configuration:
* TX_*
* FRONTEND_RETIRED.*
* FP_ARITH_INST_RETIRED.*
* HLE_RETIRED.*
* RTM_RETIRED.*
* MEM_TRANS_RETIRED.*
* UOPS_DISPATCHED_PORT.*
*/
static struct name_to_event intel_skylake_kabylake_names[] = {
/* Event Name - Event Select - UMask */
{ "LD_BLOCKS.STORE_FORWARD", 0x03, 0x02, true },
{ "LD_BLOCKS.NO_SR", 0x03, 0x08, true },
{ "LD_BLOCKS_PARTIAL.ADDRESS_ALIAS", 0x07, 0x01, true },
{ "DTLB_LOAD_MISSES.MISS_CAUSES_A_WALK", 0x08, 0x01, true },
{ "DTLB_LOAD_MISSES.WALK_COMPLETED_4K", 0x08, 0x02, true },
{ "DTLB_LOAD_MISSES.WALK_COMPLETED_2M_4M", 0x08, 0x04, true },
{ "DTLB_LOAD_MISSES.WALK_COMPLETED_1G", 0x08, 0x08, true },
{ "DTLB_LOAD_MISSES.WALK_COMPLETED", 0x08, 0x0E, true },
{ "DTLB_LOAD_MISSES.WALK_PENDING", 0x08, 0x10, true },
{ "DTLB_LOAD_MISSES.STLB_HIT", 0x08, 0x20, true },
{ "INT_MISC.RECOVERY_CYCLES", 0x0D, 0x01, true },
{ "INT_MISC.CLEAR_RESTEER_CYCLES", 0x0D, 0x80, true },
{ "UOPS_ISSUED.ANY", 0x0E, 0x01, true },
{ "UOPS_ISSUED.VECTOR_WIDTH_MISMATCH", 0x0E, 0x02, true },
{ "UOPS_ISSUED.SLOW_LEA", 0x0E, 0x20, true },
{ "L2_RQSTS.DEMAND_DATA_RD_MISS", 0x24, 0x21, true },
{ "L2_RQSTS.RFO_MISS", 0x24, 0x22, true },
{ "L2_RQSTS.CODE_RD_MISS", 0x24, 0x24, true },
{ "L2_RQSTS.ALL_DEMAND_MISS", 0x24, 0x27, true },
{ "L2_RQSTS.PF_MISS", 0x24, 0x38, true },
{ "L2_RQSTS.MISS", 0x24, 0x3F, true },
{ "L2_RQSTS.DEMAND_DATA_RD_HIT", 0x24, 0x41, true },
{ "L2_RQSTS.RFO_HIT", 0x24, 0x42, true },
{ "L2_RQSTS.CODE_RD_HIT", 0x24, 0x44, true },
{ "L2_RQSTS.PF_HIT", 0x24, 0xD8, true },
{ "L2_RQSTS.ALL_DEMAND_DATA_RD", 0x24, 0xE1, true },
{ "L2_RQSTS.ALL_RFO", 0x24, 0xE2, true },
{ "L2_RQSTS.ALL_CODE_RD", 0x24, 0xE4, true },
{ "L2_RQSTS.ALL_DEMAND_REFERENCES", 0x24, 0xE7, true },
{ "L2_RQSTS.ALL_PF", 0x24, 0xF8, true },
{ "L2_RQSTS.REFERENCES", 0x24, 0xFF, true },
{ "SW_PREFETCH_ACCESS.NTA", 0x32, 0x01, true },
{ "SW_PREFETCH_ACCESS.T0", 0x32, 0x02, true },
{ "SW_PREFETCH_ACCESS.T1_T2", 0x32, 0x04, true },
{ "SW_PREFETCH_ACCESS.PREFETCHW", 0x32, 0x08, true },
{ "CPU_CLK_THREAD_UNHALTED.ONE_THREAD_ACTIVE", 0x3C, 0x02, true },
{ "CPU_CLK_UNHALTED.ONE_THREAD_ACTIVE", 0x3C, 0x02, true },
{ "L1D_PEND_MISS.PENDING", 0x48, 0x01, true },
{ "L1D_PEND_MISS.FB_FULL", 0x48, 0x02, true },
{ "DTLB_STORE_MISSES.MISS_CAUSES_A_WALK", 0x49, 0x01, true },
{ "DTLB_STORE_MISSES.WALK_COMPLETED_4K", 0x49, 0x02, true },
{ "DTLB_STORE_MISSES.WALK_COMPLETED_2M_4M", 0x49, 0x04, true },
{ "DTLB_STORE_MISSES.WALK_COMPLETED_1G", 0x49, 0x08, true },
{ "DTLB_STORE_MISSES.WALK_COMPLETED", 0x49, 0x0E, true },
{ "DTLB_STORE_MISSES.WALK_PENDING", 0x49, 0x10, true },
{ "DTLB_STORE_MISSES.STLB_HIT", 0x49, 0x20, true },
{ "LOAD_HIT_PRE.SW_PF", 0x4C, 0x01, true },
{ "EPT.WALK_PENDING", 0x4F, 0x10, true },
{ "L1D.REPLACEMENT", 0x51, 0x01, true },
{ "RS_EVENTS.EMPTY_CYCLES", 0x5E, 0x01, true },
{ "OFFCORE_REQUESTS_OUTSTANDING.DEMAND_DATA_RD", 0x60, 0x01, true },
{ "OFFCORE_REQUESTS_OUTSTANDING.DEMAND_CODE_RD", 0x60, 0x02, true },
{ "OFFCORE_REQUESTS_OUTSTANDING.DEMAND_RFO", 0x60, 0x04, true },
{ "OFFCORE_REQUESTS_OUTSTANDING.ALL_DATA_RD", 0x60, 0x08, true },
{ "OFFCORE_REQUESTS_OUTSTANDING.L3_MISS_DEMAND_DATA_RD", 0x60, 0x10, true },
{ "IDQ.MITE_UOPS", 0x79, 0x04, true },
{ "IDQ.DSB_UOPS", 0x79, 0x08, true },
{ "IDQ.MS_MITE_UOPS", 0x79, 0x20, true },
{ "IDQ.MS_UOPS", 0x79, 0x30, true },
{ "ICACHE_16B.IFDATA_STALL", 0x80, 0x04, true },
{ "ICACHE_64B.IFTAG_HIT", 0x83, 0x01, true },
{ "ICACHE_64B.IFTAG_MISS", 0x83, 0x02, true },
{ "ICACHE_64B.IFTAG_STALL", 0x83, 0x04, true },
{ "ITLB_MISSES.MISS_CAUSES_A_WALK", 0x85, 0x01, true },
{ "ITLB_MISSES.WALK_COMPLETED_4K", 0x85, 0x02, true },
{ "ITLB_MISSES.WALK_COMPLETED_2M_4M", 0x85, 0x04, true },
{ "ITLB_MISSES.WALK_COMPLETED_1G", 0x85, 0x08, true },
{ "ITLB_MISSES.WALK_COMPLETED", 0x85, 0x0E, true },
{ "ITLB_MISSES.WALK_PENDING", 0x85, 0x10, true },
{ "ITLB_MISSES.STLB_HIT", 0x85, 0x20, true },
{ "ILD_STALL.LCP", 0x87, 0x01, true },
{ "IDQ_UOPS_NOT_DELIVERED.CORE", 0x9C, 0x01, true },
{ "RESOURCE_STALLS.ANY", 0xA2, 0x01, true },
{ "RESOURCE_STALLS.SB", 0xA2, 0x08, true },
{ "EXE_ACTIVITY.EXE_BOUND_0_PORTS", 0xA6, 0x01, true },
{ "EXE_ACTIVITY.1_PORTS_UTIL", 0xA6, 0x02, true },
{ "EXE_ACTIVITY.2_PORTS_UTIL", 0xA6, 0x04, true },
{ "EXE_ACTIVITY.3_PORTS_UTIL", 0xA6, 0x08, true },
{ "EXE_ACTIVITY.4_PORTS_UTIL", 0xA6, 0x10, true },
{ "EXE_ACTIVITY.BOUND_ON_STORES", 0xA6, 0x40, true },
{ "LSD.UOPS", 0xA8, 0x01, true },
{ "DSB2MITE_SWITCHES.PENALTY_CYCLES", 0xAB, 0x02, true },
{ "ITLB.ITLB_FLUSH", 0xAE, 0x01, true },
{ "OFFCORE_REQUESTS.DEMAND_DATA_RD", 0xB0, 0x01, true },
{ "OFFCORE_REQUESTS.DEMAND_CODE_RD", 0xB0, 0x02, true },
{ "OFFCORE_REQUESTS.DEMAND_RFO", 0xB0, 0x04, true },
{ "OFFCORE_REQUESTS.ALL_DATA_RD", 0xB0, 0x08, true },
{ "OFFCORE_REQUESTS.L3_MISS_DEMAND_DATA_RD", 0xB0, 0x10, true },
{ "OFFCORE_REQUESTS.ALL_REQUESTS", 0xB0, 0x80, true },
{ "UOPS_EXECUTED.THREAD", 0xB1, 0x01, true },
{ "UOPS_EXECUTED.CORE", 0xB1, 0x02, true },
{ "UOPS_EXECUTED.X87", 0xB1, 0x10, true },
{ "OFFCORE_REQUESTS_BUFFER.SQ_FULL", 0xB2, 0x01, true },
{ "TLB_FLUSH.DTLB_THREAD", 0xBD, 0x01, true },
{ "TLB_FLUSH.STLB_ANY", 0xBD, 0x20, true },
{ "INST_RETIRED.PREC_DIST", 0xC0, 0x01, true },
{ "OTHER_ASSISTS.ANY", 0xC1, 0x3F, true },
{ "UOPS_RETIRED.RETIRE_SLOTS", 0xC2, 0x02, true },
{ "MACHINE_CLEARS.MEMORY_ORDERING", 0xC3, 0x02, true },
{ "MACHINE_CLEARS.SMC", 0xC3, 0x04, true },
{ "BR_INST_RETIRED.CONDITIONAL", 0xC4, 0x01, true },
{ "BR_INST_RETIRED.NEAR_CALL", 0xC4, 0x02, true },
{ "BR_INST_RETIRED.NEAR_RETURN", 0xC4, 0x08, true },
{ "BR_INST_RETIRED.NOT_TAKEN", 0xC4, 0x10, true },
{ "BR_INST_RETIRED.NEAR_TAKEN", 0xC4, 0x20, true },
{ "BR_INST_RETIRED.FAR_BRANCH", 0xC4, 0x40, true },
{ "BR_MISP_RETIRED.CONDITIONAL", 0xC5, 0x01, true },
{ "BR_MISP_RETIRED.NEAR_CALL", 0xC5, 0x02, true },
{ "BR_MISP_RETIRED.NEAR_TAKEN", 0xC5, 0x20, true },
{ "HW_INTERRUPTS.RECEIVED", 0xCB, 0x01, true },
{ "MEM_INST_RETIRED.STLB_MISS_LOADS", 0xD0, 0x11, true },
{ "MEM_INST_RETIRED.STLB_MISS_STORES", 0xD0, 0x12, true },
{ "MEM_INST_RETIRED.LOCK_LOADS", 0xD0, 0x21, true },
{ "MEM_INST_RETIRED.SPLIT_LOADS", 0xD0, 0x41, true },
{ "MEM_INST_RETIRED.SPLIT_STORES", 0xD0, 0x42, true },
{ "MEM_INST_RETIRED.ALL_LOADS", 0xD0, 0x81, true },
{ "MEM_INST_RETIRED.ALL_STORES", 0xD0, 0x82, true },
{ "MEM_LOAD_RETIRED.L1_HIT", 0xD1, 0x01, true },
{ "MEM_LOAD_RETIRED.L2_HIT", 0xD1, 0x02, true },
{ "MEM_LOAD_RETIRED.L3_HIT", 0xD1, 0x04, true },
{ "MEM_LOAD_RETIRED.L1_MISS", 0xD1, 0x08, true },
{ "MEM_LOAD_RETIRED.L2_MISS", 0xD1, 0x10, true },
{ "MEM_LOAD_RETIRED.L3_MISS", 0xD1, 0x20, true },
{ "MEM_LOAD_RETIRED.FB_HIT", 0xD1, 0x40, true },
{ "MEM_LOAD_L3_HIT_RETIRED.XSNP_MISS", 0xD2, 0x01, true },
{ "MEM_LOAD_L3_HIT_RETIRED.XSNP_HIT", 0xD2, 0x02, true },
{ "MEM_LOAD_L3_HIT_RETIRED.XSNP_HITM", 0xD2, 0x04, true },
{ "MEM_LOAD_L3_HIT_RETIRED.XSNP_NONE", 0xD2, 0x08, true },
{ "MEM_LOAD_MISC_RETIRED.UC", 0xD4, 0x04, true },
{ "BACLEARS.ANY", 0xE6, 0x01, true },
{ "L2_TRANS.L2_WB", 0xF0, 0x40, true },
{ "L2_LINES_IN.ALL", 0xF1, 0x1F, true },
{ "L2_LINES_OUT.SILENT", 0xF2, 0x01, true },
{ "L2_LINES_OUT.NON_SILENT", 0xF2, 0x02, true },
{ "L2_LINES_OUT.USELESS_HWPF", 0xF2, 0x04, true },
{ "SQ_MISC.SPLIT_LOCK", 0xF4, 0x10, true },
};
static struct event_table intel_skylake_kabylake = {
.tablename = "Intel Skylake/Kabylake",
.names = intel_skylake_kabylake_names,
.nevents = sizeof(intel_skylake_kabylake_names) /
sizeof(struct name_to_event),
.next = NULL
};
static struct event_table *
init_intel_skylake_kabylake(void)
{
return &intel_skylake_kabylake;
}
static struct event_table *
init_intel_generic(void)
{
unsigned int eax, ebx, ecx, edx;
struct event_table *table;
/*
* The kernel made sure the Architectural Version 1 PMCs were
* present.
*/
table = init_intel_arch1();
/*
* Now query the additional (non-architectural) events. They
* depend on the CPU model.
*/
eax = 0x01;
ebx = 0;
ecx = 0;
edx = 0;
x86_cpuid(&eax, &ebx, &ecx, &edx);
if (CPUID_TO_FAMILY(eax) == 6) {
switch (CPUID_TO_MODEL(eax)) {
case 0x37: /* Silvermont (Bay Trail) */
case 0x4A: /* Silvermont (Tangier) */
case 0x4C: /* Airmont (Braswell, Cherry Trail) */
case 0x4D: /* Silvermont (Avoton, Rangeley) */
case 0x5A: /* Silvermont (Anniedale) */
case 0x5D: /* Silvermont (SoFIA) */
table->next = init_intel_silvermont_airmont();
break;
case 0x5C: /* Goldmont (Apollo Lake) */
case 0x5F: /* Goldmont (Denverton) */
table->next = init_intel_goldmont();
break;
case 0x7A: /* Goldmont Plus (Gemini Lake) */
table->next = init_intel_goldmontplus();
break;
case 0x4E: /* Skylake */
case 0x5E: /* Skylake */
case 0x8E: /* Kabylake */
case 0x9E: /* Kabylake */
table->next = init_intel_skylake_kabylake();
break;
}
}
return table;
}
/* -------------------------------------------------------------------------- */
/*
* AMD Family 10h
*/
static struct name_to_event amd_f10h_names[] = {
{ "seg-load-all", 0x20, 0x7f, true },
{ "seg-load-es", 0x20, 0x01, true },
{ "seg-load-cs", 0x20, 0x02, true },
{ "seg-load-ss", 0x20, 0x04, true },
{ "seg-load-ds", 0x20, 0x08, true },
{ "seg-load-fs", 0x20, 0x10, true },
{ "seg-load-gs", 0x20, 0x20, true },
{ "seg-load-hs", 0x20, 0x40, true },
{ "l1cache-access", 0x40, 0x00, true },
{ "l1cache-miss", 0x41, 0x00, true },
{ "l1cache-refill", 0x42, 0x1f, true },
{ "l1cache-refill-invalid", 0x42, 0x01, true },
{ "l1cache-refill-shared", 0x42, 0x02, true },
{ "l1cache-refill-exclusive", 0x42, 0x04, true },
{ "l1cache-refill-owner", 0x42, 0x08, true },
{ "l1cache-refill-modified", 0x42, 0x10, true },
{ "l1cache-load", 0x43, 0x1f, true },
{ "l1cache-load-invalid", 0x43, 0x01, true },
{ "l1cache-load-shared", 0x43, 0x02, true },
{ "l1cache-load-exclusive", 0x43, 0x04, true },
{ "l1cache-load-owner", 0x43, 0x08, true },
{ "l1cache-load-modified", 0x43, 0x10, true },
{ "l1cache-writeback", 0x44, 0x1f, true },
{ "l1cache-writeback-invalid", 0x44, 0x01, true },
{ "l1cache-writeback-shared", 0x44, 0x02, true },
{ "l1cache-writeback-exclusive",0x44, 0x04, true },
{ "l1cache-writeback-owner", 0x44, 0x08, true },
{ "l1cache-writeback-modified", 0x44, 0x10, true },
{ "l1DTLB-hit-all", 0x4D, 0x07, true },
{ "l1DTLB-hit-4Kpage", 0x4D, 0x01, true },
{ "l1DTLB-hit-2Mpage", 0x4D, 0x02, true },
{ "l1DTLB-hit-1Gpage", 0x4D, 0x04, true },
{ "l1DTLB-miss-all", 0x45, 0x07, true },
{ "l1DTLB-miss-4Kpage", 0x45, 0x01, true },
{ "l1DTLB-miss-2Mpage", 0x45, 0x02, true },
{ "l1DTLB-miss-1Gpage", 0x45, 0x04, true },
{ "l2DTLB-miss-all", 0x46, 0x03, true },
{ "l2DTLB-miss-4Kpage", 0x46, 0x01, true },
{ "l2DTLB-miss-2Mpage", 0x46, 0x02, true },
/* l2DTLB-miss-1Gpage: reserved on some revisions, so disabled */
{ "l1ITLB-miss", 0x84, 0x00, true },
{ "l2ITLB-miss-all", 0x85, 0x03, true },
{ "l2ITLB-miss-4Kpage", 0x85, 0x01, true },
{ "l2ITLB-miss-2Mpage", 0x85, 0x02, true },
{ "mem-misalign-ref", 0x47, 0x00, true },
{ "ins-fetch", 0x80, 0x00, true },
{ "ins-fetch-miss", 0x81, 0x00, true },
{ "ins-refill-l2", 0x82, 0x00, true },
{ "ins-refill-sys", 0x83, 0x00, true },
{ "ins-fetch-stall", 0x87, 0x00, true },
{ "ins-retired", 0xC0, 0x00, true },
{ "ins-empty", 0xD0, 0x00, true },
{ "ops-retired", 0xC1, 0x00, true },
{ "branch-retired", 0xC2, 0x00, true },
{ "branch-miss-retired", 0xC3, 0x00, true },
{ "branch-taken-retired", 0xC4, 0x00, true },
{ "branch-taken-miss-retired", 0xC5, 0x00, true },
{ "branch-far-retired", 0xC6, 0x00, true },
{ "branch-resync-retired", 0xC7, 0x00, true },
{ "branch-near-retired", 0xC8, 0x00, true },
{ "branch-near-miss-retired", 0xC9, 0x00, true },
{ "branch-indirect-miss-retired", 0xCA, 0x00, true },
{ "int-hw", 0xCF, 0x00, true },
{ "int-cycles-masked", 0xCD, 0x00, true },
{ "int-cycles-masked-pending", 0xCE, 0x00, true },
{ "fpu-exceptions", 0xDB, 0x00, true },
{ "break-match0", 0xDC, 0x00, true },
{ "break-match1", 0xDD, 0x00, true },
{ "break-match2", 0xDE, 0x00, true },
{ "break-match3", 0xDF, 0x00, true },
};
static struct event_table amd_f10h = {
.tablename = "AMD Family 10h",
.names = amd_f10h_names,
.nevents = sizeof(amd_f10h_names) /
sizeof(struct name_to_event),
.next = NULL
};
/*
* AMD Family 15h
*/
static struct name_to_event amd_f15h_names[] = {
{ "FpPipeAssignment", 0x000, 0x77, true },
{ "FpSchedulerEmpty", 0x001, 0x00, true },
{ "FpRetSseAvxOps", 0x003, 0xff, true },
{ "FpNumMovElim", 0x004, 0x0f, true },
{ "FpRetiredSerOps", 0x005, 0x0f, true },
{ "LsSegRegLoads", 0x020, 0x7f, true },
{ "LsPipeRestartSelfMod", 0x021, 0x00, true },
{ "LsPipeRestartVarious", 0x022, 0x1f, true },
{ "LsLoadQueueStoreQFull", 0x023, 0x03, true },
{ "LsLockedOps", 0x024, 0x00, true },
{ "LsRetClflushInstr", 0x026, 0x00, true },
{ "LsRetCpuidInstr", 0x027, 0x00, true },
{ "LsDispatch", 0x029, 0x07, true },
{ "LsCanStoreToLoadFwOps", 0x02a, 0x03, true },
{ "LsSmisReceived", 0x02b, 0x00, true },
{ "LsExecClflushInstr", 0x030, 0x00, true },
{ "LsMisalignStore", 0x032, 0x00, true },
{ "LsFpLoadBufStall", 0x034, 0x00, true },
{ "LsStlf", 0x035, 0x00, true },
{ "DcCacheAccess", 0x040, 0x00, true },
{ "DcCacheMiss", 0x041, 0x00, true },
{ "DcCacheFillL2Sys", 0x042, 0x1f, true },
{ "DcCacheFillSys", 0x043, 0x00, true },
{ "DcUnifiedTlbHit", 0x045, 0x77, true },
{ "DcUnifiedTlbMiss", 0x046, 0x77, true },
{ "DcMisalignAccess", 0x047, 0x00, true },
{ "DcPrefetchInstrDisp", 0x04b, 0x07, true },
{ "DcIneffSwPrefetch", 0x052, 0x09, true },
{ "CuCmdVictimBuf", 0x060, 0x98, true },
{ "CuCmdMaskedOps", 0x061, 0x65, true },
{ "CuCmdReadBlkOps", 0x062, 0x77, true },
{ "CuCmdChgDirtyOps", 0x063, 0x08, true },
{ "CuDramSysReq", 0x064, 0x00, true },
{ "CuMemReqByType", 0x065, 0x83, true },
{ "CuDataCachePrefetch", 0x067, 0x03, true },
{ "CuMabReq", 0x068, 0xff, true },
{ "CuMabWaitCyc", 0x069, 0xff, true },
{ "CuSysRespCacheFill", 0x06c, 0x3f, true },
{ "CuOctwordsWritten", 0x06d, 0x01, true },
{ "CuCacheXInv", 0x075, 0x0f, true },
{ "CuCpuClkNotHalted", 0x076, 0x00, true },
{ "CuL2Req", 0x07d, 0x5f, true },
{ "CuL2Miss", 0x07e, 0x17, true },
{ "CuL2FillWb", 0x07f, 0x07, true },
{ "CuPageSplintering", 0x165, 0x07, true },
{ "CuL2PrefetchTrigEv", 0x16c, 0x03, true },
{ "CuXabAllocStall", 0x177, 0x03, true },
{ "CuFreeXabEntries", 0x17f, 0x01, true },
{ "IcCacheFetch", 0x080, 0x00, true },
{ "IcCacheMiss", 0x081, 0x00, true },
{ "IcCacheFillL2", 0x082, 0x00, true },
{ "IcCacheFillSys", 0x083, 0x00, true },
{ "IcL1TlbMissL2Hit", 0x084, 0x00, true },
{ "IcL1TlbMissL2Miss", 0x085, 0x07, true },
{ "IcPipeRestartInstrStrProbe", 0x086, 0x00, true },
{ "IcFetchStall", 0x087, 0x00, true },
{ "IcRetStackHits", 0x088, 0x00, true },
{ "IcRetStackOver", 0x089, 0x00, true },
{ "IcCacheVictims", 0x08b, 0x00, true },
{ "IcCacheLinesInv", 0x08c, 0x0f, true },
{ "IcTlbReload", 0x099, 0x00, true },
{ "IcTlbReloadAbort", 0x09a, 0x00, true },
{ "IcUopsDispatched", 0x186, 0x01, true },
{ "ExRetInstr", 0x0c0, 0x00, true },
{ "ExRetCops", 0x0c1, 0x00, true },
{ "ExRetBrn", 0x0c2, 0x00, true },
{ "ExRetBrnMisp", 0x0c3, 0x00, true },
{ "ExRetBrnTkn", 0x0c4, 0x00, true },
{ "ExRetBrnTknMisp", 0x0c5, 0x00, true },
{ "ExRetBrnFar", 0x0c6, 0x00, true },
{ "ExRetBrnResync", 0x0c7, 0x00, true },
{ "ExRetNearRet", 0x0c8, 0x00, true },
{ "ExRetNearRetMispred", 0x0c9, 0x00, true },
{ "ExRetBrnIndMisp", 0x0ca, 0x00, true },
{ "ExRetMmxFpInstr@X87", 0x0cb, 0x01, true },
{ "ExRetMmxFpInstr@Mmx", 0x0cb, 0x02, true },
{ "ExRetMmxFpInstr@Sse", 0x0cb, 0x04, true },
{ "ExIntMaskedCyc", 0x0cd, 0x00, true },
{ "ExIntMaskedCycIntPend", 0x0ce, 0x00, true },
{ "ExIntTaken", 0x0cf, 0x00, true },
{ "ExDecEmpty", 0x0d0, 0x00, true },
{ "ExDispStall", 0x0d1, 0x00, true },
{ "ExUseqStallSer", 0x0d2, 0x00, true },
{ "ExDispStallInstrRetQFull", 0x0d5, 0x00, true },
{ "ExDispStallIntSchedQFull", 0x0d6, 0x00, true },
{ "ExDispStallFpSchedQFull", 0x0d7, 0x00, true },
{ "ExDispStallLdqFull", 0x0d8, 0x00, true },
{ "ExUseqStallAllQuiet", 0x0d9, 0x00, true },
{ "ExFpuEx", 0x0db, 0x1f, true },
{ "ExBpDr0", 0x0dc, 0x8f, true },
{ "ExBpDr1", 0x0dd, 0x8f, true },
{ "ExBpDr2", 0x0de, 0x8f, true },
{ "ExBpDr3", 0x0df, 0x8f, true },
{ "ExRetx87FpOps", 0x1c0, 0x07, true },
{ "ExTaggedIbsOps", 0x1cf, 0x07, true },
{ "ExRetFusBrInstr", 0x1d0, 0x00, true },
{ "ExDispStallStqFull", 0x1d8, 0x00, true },
{ "ExCycNoDispIntPrfTok", 0x1dd, 0x00, true },
{ "ExCycNoDispfpPrfTok", 0x1de, 0x00, true },
{ "ExFpDispContention", 0x1df, 0x0f, true },
};
static struct event_table amd_f15h = {
.tablename = "AMD Family 15h",
.names = amd_f15h_names,
.nevents = sizeof(amd_f15h_names) /
sizeof(struct name_to_event),
.next = NULL
};
/*
* AMD Family 17h
*/
static struct name_to_event amd_f17h_names[] = {
{ "FpRetx87FpOps", 0x02, __BITS(2,0), true },
{ "FpRetSseAvxOps", 0x03, __BITS(7,0), true },
{ "FpRetiredSerOps", 0x05, __BITS(3,0), true },
{ "LsL1DTlbMiss", 0x45, __BITS(7,0), true },
{ "LsTableWalker", 0x46, __BITS(3,0), true },
{ "LsMisalAccesses", 0x47, 0x00, true },
{ "LsInefSwPref", 0x52, __BITS(1,0), true },
{ "LsNotHaltedCyc", 0x76, 0x00, true },
{ "IcFw32", 0x80, 0x00, true },
{ "IcFw32Miss", 0x81, 0x00, true },
{ "IcCacheFillL2", 0x82, 0x00, true },
{ "IcCacheFillSys", 0x83, 0x00, true },
{ "IcFetchStall", 0x87, __BITS(2,0), true },
{ "IcCacheInval", 0x8C, __BITS(1,0), true },
{ "BpL1TlbMissL2Hit", 0x84, 0x00, true },
{ "BpL1TlbMissL2Miss", 0x85, 0x00, true },
{ "BpSnpReSync", 0x86, 0x00, true },
{ "BpL1BTBCorrect", 0x8A, 0x00, true },
{ "BpL2BTBCorrect", 0x8B, 0x00, true },
{ "BpTlbRel", 0x99, 0x00, true },
{ "ExRetInstr", 0xC0, 0x00, true },
{ "ExRetCops", 0xC1, 0x00, true },
{ "ExRetBrn", 0xC2, 0x00, true },
{ "ExRetBrnMisp", 0xC3, 0x00, true },
{ "ExRetBrnTkn", 0xC4, 0x00, true },
{ "ExRetBrnTknMisp", 0xC5, 0x00, true },
{ "ExRetBrnFar", 0xC6, 0x00, true },
{ "ExRetBrnResync", 0xC7, 0x00, true },
{ "ExRetBrnIndMisp", 0xCA, 0x00, true },
{ "ExRetNearRet", 0xC8, 0x00, true },
{ "ExRetNearRetMispred", 0xC9, 0x00, true },
{ "ExRetMmxFpInstr@X87", 0xCB, __BIT(0), true },
{ "ExRetMmxFpInstr@Mmx", 0xCB, __BIT(1), true },
{ "ExRetMmxFpInstr@Sse", 0xCB, __BIT(2), true },
{ "ExRetCond", 0xD1, 0x00, true },
{ "ExRetCondMisp", 0xD2, 0x00, true },
{ "ExDivBusy", 0xD3, 0x00, true },
{ "ExDivCount", 0xD4, 0x00, true },
};
static struct event_table amd_f17h = {
.tablename = "AMD Family 17h",
.names = amd_f17h_names,
.nevents = sizeof(amd_f17h_names) /
sizeof(struct name_to_event),
.next = NULL
};
static struct event_table *
init_amd_generic(void)
{
unsigned int eax, ebx, ecx, edx;
eax = 0x01;
ebx = 0;
ecx = 0;
edx = 0;
x86_cpuid(&eax, &ebx, &ecx, &edx);
switch (CPUID_TO_FAMILY(eax)) {
case 0x10:
return &amd_f10h;
case 0x15:
return &amd_f15h;
case 0x17:
return &amd_f17h;
}
return NULL;
}
/* -------------------------------------------------------------------------- */
int
tprof_event_init(uint32_t ident)
{
switch (ident) {
case TPROF_IDENT_NONE:
return -1;
case TPROF_IDENT_INTEL_GENERIC:
cpuevents = init_intel_generic();
break;
case TPROF_IDENT_AMD_GENERIC:
cpuevents = init_amd_generic();
break;
}
return (cpuevents == NULL) ? -1 : 0;
}
static void
recursive_event_list(struct event_table *table)
{
size_t i;
printf("%s:\n", table->tablename);
for (i = 0; i < table->nevents; i++) {
if (!table->names[i].enabled)
continue;
printf("\t%s\n", table->names[i].name);
}
if (table->next != NULL) {
recursive_event_list(table->next);
}
}
void
tprof_event_list(void)
{
recursive_event_list(cpuevents);
}
static void
recursive_event_lookup(struct event_table *table, const char *name,
struct tprof_param *param)
{
size_t i;
for (i = 0; i < table->nevents; i++) {
if (!table->names[i].enabled)
continue;
if (!strcmp(table->names[i].name, name)) {
param->p_event = table->names[i].event;
param->p_unit = table->names[i].unit;
return;
}
}
if (table->next != NULL) {
recursive_event_lookup(table->next, name, param);
} else {
errx(EXIT_FAILURE, "event '%s' unknown", name);
}
}
void
tprof_event_lookup(const char *name, struct tprof_param *param)
{
recursive_event_lookup(cpuevents, name, param);
}
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