1 /* This file is part of the program psim.
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
25 #ifndef STATIC_INLINE_MON
26 #define STATIC_INLINE_MON STATIC_INLINE
49 #ifdef HAVE_SYS_TIMES_H
50 #include <sys/times.h>
53 #ifdef HAVE_SYS_RESOURCE_H
54 #include <sys/resource.h>
58 unsigned issue_count[nr_itable_entries];
65 cpu_mon cpu_monitor[MAX_NR_PROCESSORS];
72 mon *monitor = ZALLOC(mon);
81 if (cpu_nr < 0 || cpu_nr >= MAX_NR_PROCESSORS)
82 error("mon_cpu() - invalid cpu number\n");
83 return &monitor->cpu_monitor[cpu_nr];
88 mon_init(mon *monitor,
91 bzero(monitor, sizeof(*monitor));
92 monitor->nr_cpus = nr_cpus;
97 mon_issue(itable_index index,
101 cpu_mon *monitor = cpu_monitor(processor);
102 ASSERT(index <= nr_itable_entries);
103 monitor->issue_count[index] += 1;
108 mon_read(unsigned_word ea,
114 cpu_mon *monitor = cpu_monitor(processor);
115 monitor->read_count += 1;
120 mon_write(unsigned_word ea,
126 cpu_mon *monitor = cpu_monitor(processor);
127 monitor->write_count += 1;
131 STATIC_INLINE_MON unsigned
132 mon_get_number_of_insns(cpu_mon *monitor)
135 unsigned total_insns = 0;
136 for (index = 0; index < nr_itable_entries; index++)
137 total_insns += monitor->issue_count[index];
141 STATIC_INLINE_MON char *
142 mon_add_commas(char *buf,
147 char *endbuf = buf + sizeof_buf - 1;
157 *--endbuf = (value % 10) + '0';
158 } while ((value /= 10) != 0);
160 ASSERT(endbuf >= buf);
166 mon_print_info(mon *monitor,
174 long total_insns = 0;
175 long cpu_insns_second;
176 double cpu_time = 0.0;
178 for (cpu_nr = 0; cpu_nr < monitor->nr_cpus; cpu_nr++) {
179 unsigned num_insns = mon_get_number_of_insns(&monitor->cpu_monitor[cpu_nr]);
181 total_insns += num_insns;
182 len = strlen (mon_add_commas(buffer, sizeof(buffer), num_insns));
187 sprintf (buffer, "%d", (int)monitor->nr_cpus + 1);
188 len_cpu = strlen (buffer);
190 #ifdef HAVE_GETRUSAGE
191 if (total_insns && verbose > 1)
193 struct rusage mytime;
194 if (getrusage (RUSAGE_SELF, &mytime) == 0
195 && (mytime.ru_utime.tv_sec > 0 || mytime.ru_utime.tv_usec > 0)) {
197 cpu_time = (double)mytime.ru_utime.tv_sec + (((double)mytime.ru_utime.tv_usec) / 1000000.0);
198 cpu_insns_second = (long)(((double)total_insns / cpu_time) + 0.5);
203 for (cpu_nr = 0; cpu_nr < monitor->nr_cpus; cpu_nr++) {
209 printf_filtered ("\n");
211 for (index = 0; index < nr_itable_entries; index++) {
212 if (monitor->cpu_monitor[cpu_nr].issue_count[index])
213 printf_filtered("CPU #%*d executed %*s %s instruction%s.\n",
215 len_num, mon_add_commas(buffer,
217 monitor->cpu_monitor[cpu_nr].issue_count[index]),
219 (monitor->cpu_monitor[cpu_nr].issue_count[index] == 1) ? "" : "s");
222 if (monitor->cpu_monitor[cpu_nr].read_count)
223 printf_filtered ("CPU #%*d executed %*s data reads.\n",
225 len_num, mon_add_commas(buffer,
227 monitor->cpu_monitor[cpu_nr].read_count));
229 if (monitor->cpu_monitor[cpu_nr].write_count)
230 printf_filtered ("CPU #%*d executed %*s data writes.\n",
232 len_num, mon_add_commas(buffer,
234 monitor->cpu_monitor[cpu_nr].write_count));
237 printf_filtered("CPU #%*d executed %*s instructions in total.\n",
239 len_num, mon_add_commas(buffer,
241 mon_get_number_of_insns(&monitor->cpu_monitor[cpu_nr])));
244 if (monitor->nr_cpus > 1)
245 printf_filtered("\nAll CPUs executed %s instructions in total.\n",
246 mon_add_commas(buffer, sizeof(buffer), total_insns));
248 if (cpu_insns_second)
249 printf_filtered ("\nSimulator speed was %s instructions/second\n",
250 mon_add_commas(buffer, sizeof(buffer), cpu_insns_second));