/* mprofiler.c -- memory profiling utility
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/* mprofiler.c -- memory profiling utility
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Copyright (C) 2002 Marko Mlinar, markom@opencores.org
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Copyright (C) 2002 Marko Mlinar, markom@opencores.org
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This file is part of OpenRISC 1000 Architectural Simulator.
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This file is part of OpenRISC 1000 Architectural Simulator.
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This program is free software; you can redistribute it and/or modify
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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/* Command line utility, that displays profiling information, generated
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/* Command line utility, that displays profiling information, generated
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by or1ksim. (use --mprofile option at command line, when running or1ksim. */
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by or1ksim. (use --mprofile option at command line, when running or1ksim. */
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#if HAVE_CONFIG_H
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#if HAVE_CONFIG_H
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#include <config.h>
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#include <config.h>
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#endif
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#endif
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#include <stdio.h>
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#include <stdio.h>
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#include <string.h>
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#include <string.h>
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#include <stdlib.h>
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#include <stdlib.h>
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#if HAVE_MALLOC_H
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#if HAVE_MALLOC_H
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#include <malloc.h> /* calloc, free */
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#include <malloc.h> /* calloc, free */
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#endif
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#endif
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#ifdef HAVE_INTTYPES_H
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#ifdef HAVE_INTTYPES_H
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#include <inttypes.h>
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#include <inttypes.h>
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#endif
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#endif
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#include "port.h"
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#include "port.h"
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#include "arch.h"
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#include "arch.h"
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#include "support/profile.h"
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#include "support/profile.h"
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#include "mprofiler.h"
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#include "mprofiler.h"
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#include "sim-config.h"
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#include "sim-config.h"
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struct memory_hash {
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struct memory_hash {
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struct memory_hash *next;
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struct memory_hash *next;
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oraddr_t addr;
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oraddr_t addr;
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unsigned long cnt[3]; /* Various counters */
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unsigned long cnt[3]; /* Various counters */
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} *hash[HASH_SIZE];
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} *hash[HASH_SIZE];
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/* Groups size -- how much addresses should be joined together */
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/* Groups size -- how much addresses should be joined together */
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int group_bits = 2;
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int group_bits = 2;
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/* Start address */
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/* Start address */
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oraddr_t start_addr = 0;
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oraddr_t start_addr = 0;
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/* End address */
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/* End address */
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oraddr_t end_addr = 0xffffffff;
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oraddr_t end_addr = 0xffffffff;
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/* File to read from */
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/* File to read from */
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static FILE *fprof = 0;
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static FILE *fprof = 0;
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void mp_help ()
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void mp_help ()
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{
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{
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PRINTF ("mprofiler <-d|-p|-a|-w> [-f filename] [-g group] from to\n");
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PRINTF ("mprofiler <-d|-p|-a|-w> [-f filename] [-g group] from to\n");
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PRINTF ("\t-d\t--detail\t\tdetailed output\n");
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PRINTF ("\t-d\t--detail\t\tdetailed output\n");
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PRINTF ("\t-p\t--pretty\t\tpretty output\n");
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PRINTF ("\t-p\t--pretty\t\tpretty output\n");
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PRINTF ("\t-a\t--access\t\toutput accesses only\n");
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PRINTF ("\t-a\t--access\t\toutput accesses only\n");
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PRINTF ("\t-w\t--width\t\t\toutput by width\n");
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PRINTF ("\t-w\t--width\t\t\toutput by width\n");
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PRINTF ("\t-f\t--filename filename\tspecify mprofile file [sim.mprofile]\n");
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PRINTF ("\t-f\t--filename filename\tspecify mprofile file [sim.mprofile]\n");
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PRINTF ("\t-g\t--group bits\t\tgroup 2^bits successive\n");
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PRINTF ("\t-g\t--group bits\t\tgroup 2^bits successive\n");
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PRINTF ("\t\t\t\t\taddresses together [2]\n");
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PRINTF ("\t\t\t\t\taddresses together [2]\n");
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PRINTF ("\t-h\t--help\t\t\toutput this screen\n");
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PRINTF ("\t-h\t--help\t\t\toutput this screen\n");
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}
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}
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void hash_add (oraddr_t addr, int index)
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void hash_add (oraddr_t addr, int index)
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{
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{
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struct memory_hash *h = hash[HASH_FUNC(addr)];
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struct memory_hash *h = hash[HASH_FUNC(addr)];
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while (h && h->addr != addr) h = h->next;
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while (h && h->addr != addr) h = h->next;
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if (!h) {
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if (!h) {
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h = (struct memory_hash *)malloc (sizeof (struct memory_hash));
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h = (struct memory_hash *)malloc (sizeof (struct memory_hash));
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h->next = hash[HASH_FUNC(addr)];
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h->next = hash[HASH_FUNC(addr)];
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hash[HASH_FUNC(addr)] = h;
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hash[HASH_FUNC(addr)] = h;
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h->addr = addr;
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h->addr = addr;
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h->cnt[0] = h->cnt[1] = h->cnt[2] = 0;
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h->cnt[0] = h->cnt[1] = h->cnt[2] = 0;
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}
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}
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h->cnt[index]++;
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h->cnt[index]++;
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}
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}
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unsigned long hash_get (oraddr_t addr, int index)
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unsigned long hash_get (oraddr_t addr, int index)
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{
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{
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struct memory_hash *h = hash[HASH_FUNC(addr)];
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struct memory_hash *h = hash[HASH_FUNC(addr)];
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while (h && h->addr != addr) h = h->next;
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while (h && h->addr != addr) h = h->next;
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if (!h) return 0;
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if (!h) return 0;
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return h->cnt[index];
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return h->cnt[index];
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}
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}
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void init ()
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void init ()
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{
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{
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int i;
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int i;
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for (i = 0; i < HASH_SIZE; i++)
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for (i = 0; i < HASH_SIZE; i++)
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hash[i] = NULL;
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hash[i] = NULL;
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}
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}
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void read_file (FILE *f, int mode)
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void read_file (FILE *f, int mode)
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{
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{
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struct mprofentry_struct buf[BUF_SIZE];
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struct mprofentry_struct buf[BUF_SIZE];
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int num_read;
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int num_read;
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do {
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do {
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int i;
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int i;
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num_read = fread (buf, sizeof (struct mprofentry_struct), BUF_SIZE, f);
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num_read = fread (buf, sizeof (struct mprofentry_struct), BUF_SIZE, f);
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for (i = 0; i < num_read; i++) if (buf[i].addr >= start_addr && buf[i].addr <= end_addr) {
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for (i = 0; i < num_read; i++) if (buf[i].addr >= start_addr && buf[i].addr <= end_addr) {
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int index;
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int index;
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unsigned t = buf[i].type;
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unsigned t = buf[i].type;
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if (t > 64) {
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if (t > 64) {
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PRINTF ("!");
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PRINTF ("!");
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t = 0;
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t = 0;
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}
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}
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if (mode == MODE_WIDTH) t >>= 3;
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if (mode == MODE_WIDTH) t >>= 3;
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else t &= 0x7;
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else t &= 0x7;
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switch (t) {
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switch (t) {
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case 1: index = 0; break;
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case 1: index = 0; break;
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case 2: index = 1; break;
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case 2: index = 1; break;
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case 4: index = 2; break;
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case 4: index = 2; break;
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default:
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default:
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index = 0;
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index = 0;
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PRINTF ("!!!!");
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PRINTF ("!!!!");
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break;
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break;
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}
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}
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hash_add (buf[i].addr >> group_bits, index);
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hash_add (buf[i].addr >> group_bits, index);
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}
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}
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} while (num_read > 0);
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} while (num_read > 0);
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}
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}
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static inline int nbits (unsigned long a)
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static inline int nbits (unsigned long a)
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{
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{
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int cnt = 0;
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int cnt = 0;
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int b = a;
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int b = a;
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if (!a) return 0;
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if (!a) return 0;
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while (a) a >>= 1, cnt++;
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while (a) a >>= 1, cnt++;
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if (cnt > 1 && ((b >> (cnt - 2)) & 1))
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if (cnt > 1 && ((b >> (cnt - 2)) & 1))
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cnt = cnt * 2 + 1;
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cnt = cnt * 2 + 1;
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else
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else
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cnt *= 2;
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cnt *= 2;
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return cnt - 1;
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return cnt - 1;
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}
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}
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void printout (int mode)
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void printout (int mode)
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{
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{
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oraddr_t addr = start_addr & ~((1 << group_bits) - 1);
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oraddr_t addr = start_addr & ~((1 << group_bits) - 1);
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PRINTF ("start = %"PRIxADDR" (%"PRIxADDR"); end = %"PRIxADDR"; group_bits = %08x\n", start_addr, addr, end_addr, (1 << group_bits) - 1);
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PRINTF ("start = %"PRIxADDR" (%"PRIxADDR"); end = %"PRIxADDR"; group_bits = %08x\n", start_addr, addr, end_addr, (1 << group_bits) - 1);
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for (; addr <= end_addr; addr += (1 << group_bits)) {
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for (; addr <= end_addr; addr += (1 << group_bits)) {
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int i;
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int i;
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unsigned long a = hash_get (addr >> group_bits, 0);
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unsigned long a = hash_get (addr >> group_bits, 0);
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unsigned long b = hash_get (addr >> group_bits, 1);
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unsigned long b = hash_get (addr >> group_bits, 1);
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unsigned long c = hash_get (addr >> group_bits, 2);
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unsigned long c = hash_get (addr >> group_bits, 2);
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PRINTF ("%"PRIxADDR":", addr);
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PRINTF ("%"PRIxADDR":", addr);
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switch (mode) {
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switch (mode) {
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case MODE_DETAIL:
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case MODE_DETAIL:
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if (a) PRINTF (" %10li R", a);
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if (a) PRINTF (" %10li R", a);
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else PRINTF (" R");
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else PRINTF (" R");
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if (b) PRINTF (" %10li W", b);
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if (b) PRINTF (" %10li W", b);
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else PRINTF (" W");
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else PRINTF (" W");
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if (c) PRINTF (" %10li F", c);
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if (c) PRINTF (" %10li F", c);
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else PRINTF (" F");
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else PRINTF (" F");
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break;
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break;
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case MODE_ACCESS:
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case MODE_ACCESS:
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PRINTF (" %10li", a + b + c);
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PRINTF (" %10li", a + b + c);
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break;
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break;
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case MODE_PRETTY:
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case MODE_PRETTY:
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PRINTF (" %10li ", a + b + c);
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PRINTF (" %10li ", a + b + c);
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for (i = 0; i < nbits (a + b + c); i++)
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for (i = 0; i < nbits (a + b + c); i++)
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PRINTF ("#");
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PRINTF ("#");
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#if 0
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#if 0
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for (; i < 64; i++)
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for (; i < 64; i++)
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PRINTF (".");
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PRINTF (".");
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#endif
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#endif
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break;
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break;
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case MODE_WIDTH:
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case MODE_WIDTH:
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if (a) PRINTF (" %10li B", a);
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if (a) PRINTF (" %10li B", a);
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else PRINTF (" B");
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else PRINTF (" B");
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if (b) PRINTF (" %10li H", b);
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if (b) PRINTF (" %10li H", b);
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else PRINTF (" H");
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else PRINTF (" H");
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if (c) PRINTF (" %10li W", c);
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if (c) PRINTF (" %10li W", c);
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else PRINTF (" W");
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else PRINTF (" W");
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break;
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break;
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}
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}
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PRINTF ("\n");
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PRINTF ("\n");
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if (addr >= addr + (1 << group_bits)) break; /* Overflow? */
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if (addr >= addr + (1 << group_bits)) break; /* Overflow? */
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}
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}
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}
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}
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int main_mprofiler (int argc, char *argv[])
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int main_mprofiler (int argc, char *argv[])
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{
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{
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char fmprofname[50] = "sim.mprofile";
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char fmprofname[50] = "sim.mprofile";
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int param = 0;
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int param = 0;
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int mode = MODE_DETAIL;
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int mode = MODE_DETAIL;
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argv++; argc--;
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argv++; argc--;
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while (argc > 0) {
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while (argc > 0) {
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if (!strcmp(argv[0], "-d") || !strcmp(argv[0], "--detail")) {
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if (!strcmp(argv[0], "-d") || !strcmp(argv[0], "--detail")) {
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mode = MODE_DETAIL;
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mode = MODE_DETAIL;
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argv++; argc--;
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argv++; argc--;
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} else if (!strcmp(argv[0], "-p") || !strcmp(argv[0], "--pretty")) {
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} else if (!strcmp(argv[0], "-p") || !strcmp(argv[0], "--pretty")) {
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mode = MODE_PRETTY;
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mode = MODE_PRETTY;
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argv++; argc--;
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argv++; argc--;
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} else if (!strcmp(argv[0], "-a") || !strcmp(argv[0], "--access")) {
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} else if (!strcmp(argv[0], "-a") || !strcmp(argv[0], "--access")) {
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mode = MODE_ACCESS;
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mode = MODE_ACCESS;
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argv++; argc--;
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argv++; argc--;
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} else if (!strcmp(argv[0], "-w") || !strcmp(argv[0], "--width")) {
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} else if (!strcmp(argv[0], "-w") || !strcmp(argv[0], "--width")) {
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mode = MODE_WIDTH;
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mode = MODE_WIDTH;
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argv++; argc--;
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argv++; argc--;
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} else if (!strcmp(argv[0], "-g") || !strcmp(argv[0], "--group")) {
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} else if (!strcmp(argv[0], "-g") || !strcmp(argv[0], "--group")) {
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argv++; argc--;
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argv++; argc--;
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group_bits = strtoul (argv[0], NULL, 0);
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group_bits = strtoul (argv[0], NULL, 0);
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argv++; argc--;
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argv++; argc--;
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} else if (!strcmp(argv[0], "-h") || !strcmp(argv[0], "--help")) {
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} else if (!strcmp(argv[0], "-h") || !strcmp(argv[0], "--help")) {
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mp_help ();
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mp_help ();
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return 0;
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return 0;
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} else if (!strcmp(argv[0], "-f") || !strcmp(argv[0], "--filename")) {
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} else if (!strcmp(argv[0], "-f") || !strcmp(argv[0], "--filename")) {
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argv++; argc--;
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argv++; argc--;
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strcpy (&fmprofname[0], argv[0]);
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strcpy (&fmprofname[0], argv[0]);
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argv++; argc--;
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argv++; argc--;
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} else {
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} else {
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switch (param) {
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switch (param) {
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case 0:
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case 0:
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start_addr = strtoul (argv[0], NULL, 0);
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start_addr = strtoul (argv[0], NULL, 0);
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break;
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break;
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case 1:
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case 1:
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end_addr = strtoul (argv[0], NULL, 0);
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end_addr = strtoul (argv[0], NULL, 0);
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break;
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break;
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default:
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default:
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fprintf (stderr, "Invalid number of parameters.\n");
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fprintf (stderr, "Invalid number of parameters.\n");
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return -1;
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return -1;
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}
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}
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argv++; argc--; param++;
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argv++; argc--; param++;
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}
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}
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}
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}
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fprof = fopen (fmprofname, "rm");
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fprof = fopen (fmprofname, "rm");
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if (!fprof) {
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if (!fprof) {
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fprintf (stderr, "Cannot open profile file: %s\n", fmprofname);
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fprintf (stderr, "Cannot open profile file: %s\n", fmprofname);
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return 1;
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return 1;
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}
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}
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init ();
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init ();
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read_file (fprof, mode);
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read_file (fprof, mode);
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fclose (fprof);
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fclose (fprof);
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printout (mode);
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printout (mode);
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return 0;
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return 0;
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}
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}
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