mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-11-27 03:51:15 +08:00
446 lines
12 KiB
C
446 lines
12 KiB
C
/* This file is part of the program psim.
|
|
|
|
Copyright (C) 1994-1997, Andrew Cagney <cagney@highland.com.au>
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
|
|
*/
|
|
|
|
|
|
#ifndef _MON_C_
|
|
#define _MON_C_
|
|
|
|
#include "basics.h"
|
|
#include "cpu.h"
|
|
#include "mon.h"
|
|
#include <stdio.h>
|
|
|
|
#ifdef HAVE_STRING_H
|
|
#include <string.h>
|
|
#else
|
|
#ifdef HAVE_STRINGS_H
|
|
#include <strings.h>
|
|
#endif
|
|
#endif
|
|
|
|
#ifdef HAVE_UNISTD_H
|
|
#include <unistd.h>
|
|
#endif
|
|
|
|
#ifdef HAVE_STDLIB_H
|
|
#include <stdlib.h>
|
|
#endif
|
|
|
|
#ifdef HAVE_SYS_TYPES_H
|
|
#include <sys/types.h>
|
|
#endif
|
|
|
|
#ifdef HAVE_TIME_H
|
|
#include <time.h>
|
|
#endif
|
|
|
|
#ifdef HAVE_SYS_TIMES_H
|
|
#include <sys/times.h>
|
|
#endif
|
|
|
|
#ifdef HAVE_SYS_TIME_H
|
|
#include <sys/time.h>
|
|
#endif
|
|
|
|
#ifdef HAVE_SYS_RESOURCE_H
|
|
#include <sys/resource.h>
|
|
int getrusage();
|
|
#endif
|
|
|
|
#define MAX_BYTE_READWRITE 9
|
|
#define MAX_SHIFT_READWRITE 3
|
|
|
|
struct _cpu_mon {
|
|
count_type issue_count[nr_itable_entries];
|
|
count_type read_count;
|
|
count_type read_byte_count[MAX_BYTE_READWRITE];
|
|
count_type write_count;
|
|
count_type write_byte_count[MAX_BYTE_READWRITE];
|
|
count_type unaligned_read_count;
|
|
count_type unaligned_write_count;
|
|
count_type event_count[nr_mon_events];
|
|
};
|
|
|
|
struct _mon {
|
|
int nr_cpus;
|
|
cpu_mon cpu_monitor[MAX_NR_PROCESSORS];
|
|
};
|
|
|
|
|
|
INLINE_MON\
|
|
(mon *)
|
|
mon_create(void)
|
|
{
|
|
mon *monitor = ZALLOC(mon);
|
|
return monitor;
|
|
}
|
|
|
|
|
|
INLINE_MON\
|
|
(cpu_mon *)
|
|
mon_cpu(mon *monitor,
|
|
int cpu_nr)
|
|
{
|
|
if (cpu_nr < 0 || cpu_nr >= MAX_NR_PROCESSORS)
|
|
error("mon_cpu() - invalid cpu number\n");
|
|
return &monitor->cpu_monitor[cpu_nr];
|
|
}
|
|
|
|
|
|
INLINE_MON\
|
|
(void)
|
|
mon_init(mon *monitor,
|
|
int nr_cpus)
|
|
{
|
|
memset(monitor, 0, sizeof(*monitor));
|
|
monitor->nr_cpus = nr_cpus;
|
|
}
|
|
|
|
|
|
INLINE_MON\
|
|
(void)
|
|
mon_issue(itable_index index,
|
|
cpu *processor,
|
|
unsigned_word cia)
|
|
{
|
|
cpu_mon *monitor = cpu_monitor(processor);
|
|
ASSERT(index <= nr_itable_entries);
|
|
monitor->issue_count[index] += 1;
|
|
}
|
|
|
|
|
|
INLINE_MON\
|
|
(void)
|
|
mon_read(unsigned_word ea,
|
|
unsigned_word ra,
|
|
unsigned nr_bytes,
|
|
cpu *processor,
|
|
unsigned_word cia)
|
|
{
|
|
cpu_mon *monitor = cpu_monitor(processor);
|
|
monitor->read_count += 1;
|
|
monitor->read_byte_count[nr_bytes] += 1;
|
|
if ((nr_bytes - 1) & ea)
|
|
monitor->unaligned_read_count += 1;
|
|
}
|
|
|
|
|
|
INLINE_MON\
|
|
(void)
|
|
mon_write(unsigned_word ea,
|
|
unsigned_word ra,
|
|
unsigned nr_bytes,
|
|
cpu *processor,
|
|
unsigned_word cia)
|
|
{
|
|
cpu_mon *monitor = cpu_monitor(processor);
|
|
monitor->write_count += 1;
|
|
monitor->write_byte_count[nr_bytes] += 1;
|
|
if ((nr_bytes - 1) & ea)
|
|
monitor->unaligned_write_count += 1;
|
|
}
|
|
|
|
INLINE_MON\
|
|
(void)
|
|
mon_event(mon_events event,
|
|
cpu *processor,
|
|
unsigned_word cia)
|
|
{
|
|
cpu_mon *monitor = cpu_monitor(processor);
|
|
ASSERT(event < nr_mon_events);
|
|
monitor->event_count[event] += 1;
|
|
}
|
|
|
|
INLINE_MON\
|
|
(unsigned)
|
|
mon_get_number_of_insns(mon *monitor,
|
|
int cpu_nr)
|
|
{
|
|
itable_index index;
|
|
unsigned total_insns = 0;
|
|
ASSERT(cpu_nr >= 0 && cpu_nr < monitor->nr_cpus);
|
|
for (index = 0; index < nr_itable_entries; index++)
|
|
total_insns += monitor->cpu_monitor[cpu_nr].issue_count[index];
|
|
return total_insns;
|
|
}
|
|
|
|
STATIC_INLINE_MON\
|
|
(int)
|
|
mon_sort_instruction_names(const void *ptr_a, const void *ptr_b)
|
|
{
|
|
itable_index a = *(const itable_index *)ptr_a;
|
|
itable_index b = *(const itable_index *)ptr_b;
|
|
|
|
return strcmp (itable[a].name, itable[b].name);
|
|
}
|
|
|
|
STATIC_INLINE_MON\
|
|
(char *)
|
|
mon_add_commas(char *buf,
|
|
int sizeof_buf,
|
|
count_type value)
|
|
{
|
|
int comma = 3;
|
|
char *endbuf = buf + sizeof_buf - 1;
|
|
|
|
*--endbuf = '\0';
|
|
do {
|
|
if (comma-- == 0)
|
|
{
|
|
*--endbuf = ',';
|
|
comma = 2;
|
|
}
|
|
|
|
*--endbuf = (value % 10) + '0';
|
|
} while ((value /= 10) != 0);
|
|
|
|
ASSERT(endbuf >= buf);
|
|
return endbuf;
|
|
}
|
|
|
|
|
|
INLINE_MON\
|
|
(void)
|
|
mon_print_info(psim *system,
|
|
mon *monitor,
|
|
int verbose)
|
|
{
|
|
char buffer[20];
|
|
char buffer1[20];
|
|
char buffer2[20];
|
|
char buffer4[20];
|
|
char buffer8[20];
|
|
int cpu_nr;
|
|
int len_cpu;
|
|
int len_num = 0;
|
|
int len_sub_num[MAX_BYTE_READWRITE];
|
|
int len;
|
|
int i;
|
|
long total_insns = 0;
|
|
long cpu_insns_second = 0;
|
|
long total_sim_cycles = 0;
|
|
long sim_cycles_second = 0;
|
|
double cpu_time = 0.0;
|
|
|
|
for (i = 0; i < MAX_BYTE_READWRITE; i++)
|
|
len_sub_num[i] = 0;
|
|
|
|
for (cpu_nr = 0; cpu_nr < monitor->nr_cpus; cpu_nr++) {
|
|
count_type num_insns = mon_get_number_of_insns(monitor, cpu_nr);
|
|
|
|
total_insns += num_insns;
|
|
len = strlen (mon_add_commas(buffer, sizeof(buffer), num_insns));
|
|
if (len_num < len)
|
|
len_num = len;
|
|
|
|
for (i = 0; i <= MAX_SHIFT_READWRITE; i++) {
|
|
int size = 1<<i;
|
|
len = strlen (mon_add_commas(buffer, sizeof(buffer),
|
|
monitor->cpu_monitor[cpu_nr].read_byte_count[size]));
|
|
if (len_sub_num[size] < len)
|
|
len_sub_num[size] = len;
|
|
|
|
len = strlen (mon_add_commas(buffer, sizeof(buffer),
|
|
monitor->cpu_monitor[cpu_nr].write_byte_count[size]));
|
|
if (len_sub_num[size] < len)
|
|
len_sub_num[size] = len;
|
|
}
|
|
}
|
|
|
|
sprintf (buffer, "%d", (int)monitor->nr_cpus + 1);
|
|
len_cpu = strlen (buffer);
|
|
|
|
#ifdef HAVE_GETRUSAGE
|
|
{
|
|
struct rusage mytime;
|
|
if (getrusage (RUSAGE_SELF, &mytime) == 0
|
|
&& (mytime.ru_utime.tv_sec > 0 || mytime.ru_utime.tv_usec > 0)) {
|
|
|
|
cpu_time = (double)mytime.ru_utime.tv_sec + (((double)mytime.ru_utime.tv_usec) / 1000000.0);
|
|
}
|
|
}
|
|
if (WITH_EVENTS)
|
|
total_sim_cycles = event_queue_time(psim_event_queue(system)) - 1;
|
|
if (cpu_time > 0) {
|
|
if (total_insns > 0)
|
|
cpu_insns_second = (long)(((double)total_insns / cpu_time) + 0.5);
|
|
if (total_sim_cycles) {
|
|
sim_cycles_second = (long)(((double)total_sim_cycles / cpu_time) + 0.5);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
for (cpu_nr = 0; cpu_nr < monitor->nr_cpus; cpu_nr++) {
|
|
|
|
if (verbose > 1) {
|
|
itable_index sort_insns[nr_itable_entries];
|
|
int nr_sort_insns = 0;
|
|
itable_index index;
|
|
int index2;
|
|
|
|
if (cpu_nr)
|
|
printf_filtered ("\n");
|
|
|
|
for (index = 0; index < nr_itable_entries; index++) {
|
|
if (monitor->cpu_monitor[cpu_nr].issue_count[index]) {
|
|
sort_insns[nr_sort_insns++] = index;
|
|
}
|
|
}
|
|
|
|
qsort((void *)sort_insns, nr_sort_insns, sizeof(sort_insns[0]), mon_sort_instruction_names);
|
|
|
|
for (index2 = 0; index2 < nr_sort_insns; index2++) {
|
|
index = sort_insns[index2];
|
|
printf_filtered("CPU #%*d executed %*s %s instruction%s.\n",
|
|
len_cpu, cpu_nr+1,
|
|
len_num, mon_add_commas(buffer,
|
|
sizeof(buffer),
|
|
monitor->cpu_monitor[cpu_nr].issue_count[index]),
|
|
itable[index].name,
|
|
(monitor->cpu_monitor[cpu_nr].issue_count[index] == 1) ? "" : "s");
|
|
}
|
|
|
|
printf_filtered ("\n");
|
|
}
|
|
|
|
if (CURRENT_MODEL_ISSUE > 0)
|
|
{
|
|
model_data *model_ptr = cpu_model(psim_cpu(system, cpu_nr));
|
|
model_print *ptr = model_mon_info(model_ptr);
|
|
model_print *orig_ptr = ptr;
|
|
|
|
while (ptr) {
|
|
if (ptr->count)
|
|
printf_filtered("CPU #%*d executed %*s %s%s.\n",
|
|
len_cpu, cpu_nr+1,
|
|
len_num, mon_add_commas(buffer,
|
|
sizeof(buffer),
|
|
ptr->count),
|
|
ptr->name,
|
|
((ptr->count == 1)
|
|
? ptr->suffix_singular
|
|
: ptr->suffix_plural));
|
|
|
|
ptr = ptr->next;
|
|
}
|
|
|
|
model_mon_info_free(model_ptr, orig_ptr);
|
|
}
|
|
|
|
if (monitor->cpu_monitor[cpu_nr].read_count)
|
|
printf_filtered ("CPU #%*d executed %*s read%s (%*s 1-byte, %*s 2-byte, %*s 4-byte, %*s 8-byte).\n",
|
|
len_cpu, cpu_nr+1,
|
|
len_num, mon_add_commas(buffer,
|
|
sizeof(buffer),
|
|
monitor->cpu_monitor[cpu_nr].read_count),
|
|
(monitor->cpu_monitor[cpu_nr].read_count == 1) ? "" : "s",
|
|
len_sub_num[1], mon_add_commas(buffer1,
|
|
sizeof(buffer1),
|
|
monitor->cpu_monitor[cpu_nr].read_byte_count[1]),
|
|
len_sub_num[2], mon_add_commas(buffer2,
|
|
sizeof(buffer2),
|
|
monitor->cpu_monitor[cpu_nr].read_byte_count[2]),
|
|
len_sub_num[4], mon_add_commas(buffer4,
|
|
sizeof(buffer4),
|
|
monitor->cpu_monitor[cpu_nr].read_byte_count[4]),
|
|
len_sub_num[8], mon_add_commas(buffer8,
|
|
sizeof(buffer8),
|
|
monitor->cpu_monitor[cpu_nr].read_byte_count[8]));
|
|
|
|
if (monitor->cpu_monitor[cpu_nr].write_count)
|
|
printf_filtered ("CPU #%*d executed %*s write%s (%*s 1-byte, %*s 2-byte, %*s 4-byte, %*s 8-byte).\n",
|
|
len_cpu, cpu_nr+1,
|
|
len_num, mon_add_commas(buffer,
|
|
sizeof(buffer),
|
|
monitor->cpu_monitor[cpu_nr].write_count),
|
|
(monitor->cpu_monitor[cpu_nr].write_count == 1) ? "" : "s",
|
|
len_sub_num[1], mon_add_commas(buffer1,
|
|
sizeof(buffer1),
|
|
monitor->cpu_monitor[cpu_nr].write_byte_count[1]),
|
|
len_sub_num[2], mon_add_commas(buffer2,
|
|
sizeof(buffer2),
|
|
monitor->cpu_monitor[cpu_nr].write_byte_count[2]),
|
|
len_sub_num[4], mon_add_commas(buffer4,
|
|
sizeof(buffer4),
|
|
monitor->cpu_monitor[cpu_nr].write_byte_count[4]),
|
|
len_sub_num[8], mon_add_commas(buffer8,
|
|
sizeof(buffer8),
|
|
monitor->cpu_monitor[cpu_nr].write_byte_count[8]));
|
|
|
|
if (monitor->cpu_monitor[cpu_nr].unaligned_read_count)
|
|
printf_filtered ("CPU #%*d executed %*s unaligned read%s.\n",
|
|
len_cpu, cpu_nr+1,
|
|
len_num, mon_add_commas(buffer,
|
|
sizeof(buffer),
|
|
monitor->cpu_monitor[cpu_nr].unaligned_read_count),
|
|
(monitor->cpu_monitor[cpu_nr].unaligned_read_count == 1) ? "" : "s");
|
|
|
|
if (monitor->cpu_monitor[cpu_nr].unaligned_write_count)
|
|
printf_filtered ("CPU #%*d executed %*s unaligned write%s.\n",
|
|
len_cpu, cpu_nr+1,
|
|
len_num, mon_add_commas(buffer,
|
|
sizeof(buffer),
|
|
monitor->cpu_monitor[cpu_nr].unaligned_write_count),
|
|
(monitor->cpu_monitor[cpu_nr].unaligned_write_count == 1) ? "" : "s");
|
|
|
|
if (monitor->cpu_monitor[cpu_nr].event_count[mon_event_icache_miss])
|
|
printf_filtered ("CPU #%*d executed %*s icache miss%s.\n",
|
|
len_cpu, cpu_nr+1,
|
|
len_num, mon_add_commas(buffer,
|
|
sizeof(buffer),
|
|
monitor->cpu_monitor[cpu_nr].event_count[mon_event_icache_miss]),
|
|
(monitor->cpu_monitor[cpu_nr].event_count[mon_event_icache_miss] == 1) ? "" : "es");
|
|
|
|
{
|
|
long nr_insns = mon_get_number_of_insns(monitor, cpu_nr);
|
|
if (nr_insns > 0)
|
|
printf_filtered("CPU #%*d executed %*s instructions in total.\n",
|
|
len_cpu, cpu_nr+1,
|
|
len_num, mon_add_commas(buffer,
|
|
sizeof(buffer),
|
|
nr_insns));
|
|
}
|
|
}
|
|
|
|
if (total_insns > 0) {
|
|
if (monitor->nr_cpus > 1)
|
|
printf_filtered("\nAll CPUs executed %s instructions in total.\n",
|
|
mon_add_commas(buffer, sizeof(buffer), total_insns));
|
|
}
|
|
else if (total_sim_cycles > 0) {
|
|
printf_filtered("\nSimulator performed %s simulation cycles.\n",
|
|
mon_add_commas(buffer, sizeof(buffer), total_sim_cycles));
|
|
}
|
|
|
|
if (cpu_insns_second)
|
|
printf_filtered ("%sSimulator speed was %s instructions/second.\n",
|
|
(monitor->nr_cpus > 1) ? "" : "\n",
|
|
mon_add_commas(buffer, sizeof(buffer), cpu_insns_second));
|
|
else if (sim_cycles_second)
|
|
printf_filtered ("Simulator speed was %s simulation cycles/second\n",
|
|
mon_add_commas(buffer, sizeof(buffer), sim_cycles_second));
|
|
else if (cpu_time > 0.0)
|
|
printf_filtered ("%sSimulator executed for %.2f seconds\n",
|
|
(monitor->nr_cpus > 1) ? "" : "\n", cpu_time);
|
|
|
|
}
|
|
|
|
#endif /* _MON_C_ */
|