/* Default profiling support.
- Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc.
+ Copyright (C) 1996-2016 Free Software Foundation, Inc.
Contributed by Cygnus Support.
This file is part of GDB, the GNU debugger.
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, or (at your option)
-any later version.
+the Free Software Foundation; either version 3 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. */
+You should have received a copy of the GNU General Public License
+along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "sim-main.h"
#include "sim-io.h"
#include <strings.h>
#endif
#endif
+#include <ctype.h>
+
+#if !WITH_PROFILE_PC_P
+static unsigned int _profile_stub;
+# define PROFILE_PC_FREQ(p) _profile_stub
+# define PROFILE_PC_NR_BUCKETS(p) _profile_stub
+# define PROFILE_PC_SHIFT(p) _profile_stub
+# define PROFILE_PC_START(p) _profile_stub
+# define PROFILE_PC_END(p) _profile_stub
+# define PROFILE_INSN_COUNT(p) &_profile_stub
+#endif
#define COMMAS(n) sim_add_commas (comma_buf, sizeof (comma_buf), (n))
OPTION_PROFILE_MODEL,
OPTION_PROFILE_FILE,
OPTION_PROFILE_CORE,
+ OPTION_PROFILE_CPU_FREQUENCY,
OPTION_PROFILE_PC,
OPTION_PROFILE_PC_RANGE,
OPTION_PROFILE_PC_GRANULARITY,
};
static const OPTION profile_options[] = {
- { {"profile", no_argument, NULL, 'p'},
- 'p', NULL, "Perform profiling",
- profile_option_handler },
- { {"profile-insn", no_argument, NULL, OPTION_PROFILE_INSN},
- '\0', NULL, "Perform instruction profiling",
- profile_option_handler },
- { {"profile-memory", no_argument, NULL, OPTION_PROFILE_MEMORY},
- '\0', NULL, "Perform memory profiling",
- profile_option_handler },
- { {"profile-core", no_argument, NULL, OPTION_PROFILE_CORE},
- '\0', NULL, "Perform CORE profiling",
- profile_option_handler },
- { {"profile-model", no_argument, NULL, OPTION_PROFILE_MODEL},
- '\0', NULL, "Perform model profiling",
- profile_option_handler },
+ { {"profile", optional_argument, NULL, 'p'},
+ 'p', "on|off", "Perform profiling",
+ profile_option_handler, NULL },
+ { {"profile-insn", optional_argument, NULL, OPTION_PROFILE_INSN},
+ '\0', "on|off", "Perform instruction profiling",
+ profile_option_handler, NULL },
+ { {"profile-memory", optional_argument, NULL, OPTION_PROFILE_MEMORY},
+ '\0', "on|off", "Perform memory profiling",
+ profile_option_handler, NULL },
+ { {"profile-core", optional_argument, NULL, OPTION_PROFILE_CORE},
+ '\0', "on|off", "Perform CORE profiling",
+ profile_option_handler, NULL },
+ { {"profile-model", optional_argument, NULL, OPTION_PROFILE_MODEL},
+ '\0', "on|off", "Perform model profiling",
+ profile_option_handler, NULL },
+ { {"profile-cpu-frequency", required_argument, NULL,
+ OPTION_PROFILE_CPU_FREQUENCY},
+ '\0', "CPU FREQUENCY", "Specify the speed of the simulated cpu clock",
+ profile_option_handler, NULL },
{ {"profile-file", required_argument, NULL, OPTION_PROFILE_FILE},
'\0', "FILE NAME", "Specify profile output file",
- profile_option_handler },
+ profile_option_handler, NULL },
- { {"profile-pc", no_argument, NULL, OPTION_PROFILE_PC},
- '\0', NULL, "Perform PC profiling",
- profile_option_handler },
+ { {"profile-pc", optional_argument, NULL, OPTION_PROFILE_PC},
+ '\0', "on|off", "Perform PC profiling",
+ profile_option_handler, NULL },
{ {"profile-pc-frequency", required_argument, NULL, 'F'},
'F', "PC PROFILE FREQUENCY", "Specified PC profiling frequency",
- profile_option_handler },
+ profile_option_handler, NULL },
{ {"profile-pc-size", required_argument, NULL, 'S'},
'S', "PC PROFILE SIZE", "Specify PC profiling size",
- profile_option_handler },
+ profile_option_handler, NULL },
{ {"profile-pc-granularity", required_argument, NULL, OPTION_PROFILE_PC_GRANULARITY},
'\0', "PC PROFILE GRANULARITY", "Specify PC profiling sample coverage",
- profile_option_handler },
+ profile_option_handler, NULL },
{ {"profile-pc-range", required_argument, NULL, OPTION_PROFILE_PC_RANGE},
'\0', "BASE,BOUND", "Specify PC profiling address range",
- profile_option_handler },
+ profile_option_handler, NULL },
#ifdef SIM_HAVE_ADDR_RANGE
{ {"profile-range", required_argument, NULL, OPTION_PROFILE_RANGE},
'\0', "START,END", "Specify range of addresses for instruction and model profiling",
- profile_option_handler },
+ profile_option_handler, NULL },
#if 0 /*wip*/
{ {"profile-function", required_argument, NULL, OPTION_PROFILE_FUNCTION},
'\0', "FUNCTION", "Specify function to profile",
- profile_option_handler },
+ profile_option_handler, NULL },
#endif
#endif
- { {NULL, no_argument, NULL, 0}, '\0', NULL, NULL, NULL }
+ { {NULL, no_argument, NULL, 0}, '\0', NULL, NULL, NULL, NULL }
};
+/* Set/reset the profile options indicated in MASK. */
+
+SIM_RC
+set_profile_option_mask (SIM_DESC sd, const char *name, int mask, const char *arg)
+{
+ int profile_nr;
+ int cpu_nr;
+ int profile_val = 1;
+
+ if (arg != NULL)
+ {
+ if (strcmp (arg, "yes") == 0
+ || strcmp (arg, "on") == 0
+ || strcmp (arg, "1") == 0)
+ profile_val = 1;
+ else if (strcmp (arg, "no") == 0
+ || strcmp (arg, "off") == 0
+ || strcmp (arg, "0") == 0)
+ profile_val = 0;
+ else
+ {
+ sim_io_eprintf (sd, "Argument `%s' for `--profile%s' invalid, one of `on', `off', `yes', `no' expected\n", arg, name);
+ return SIM_RC_FAIL;
+ }
+ }
+
+ /* update applicable profile bits */
+ for (profile_nr = 0; profile_nr < MAX_PROFILE_VALUES; ++profile_nr)
+ {
+ if ((mask & (1 << profile_nr)) == 0)
+ continue;
+
+#if 0 /* see sim-trace.c, set flags in STATE here if/when there are any */
+ /* Set non-cpu specific values. */
+ switch (profile_nr)
+ {
+ case ??? :
+ break;
+ }
+#endif
+
+ /* Set cpu values. */
+ for (cpu_nr = 0; cpu_nr < MAX_NR_PROCESSORS; cpu_nr++)
+ {
+ CPU_PROFILE_FLAGS (STATE_CPU (sd, cpu_nr))[profile_nr] = profile_val;
+ }
+ }
+
+ /* Re-compute the cpu profile summary. */
+ if (profile_val)
+ {
+ for (cpu_nr = 0; cpu_nr < MAX_NR_PROCESSORS; cpu_nr++)
+ CPU_PROFILE_DATA (STATE_CPU (sd, cpu_nr))->profile_any_p = 1;
+ }
+ else
+ {
+ for (cpu_nr = 0; cpu_nr < MAX_NR_PROCESSORS; cpu_nr++)
+ {
+ CPU_PROFILE_DATA (STATE_CPU (sd, cpu_nr))->profile_any_p = 0;
+ for (profile_nr = 0; profile_nr < MAX_PROFILE_VALUES; ++profile_nr)
+ {
+ if (CPU_PROFILE_FLAGS (STATE_CPU (sd, cpu_nr))[profile_nr])
+ {
+ CPU_PROFILE_DATA (STATE_CPU (sd, cpu_nr))->profile_any_p = 1;
+ break;
+ }
+ }
+ }
+ }
+
+ return SIM_RC_OK;
+}
+
+/* Set one profile option based on its IDX value.
+ Not static as cgen-scache.c uses it. */
+
+SIM_RC
+sim_profile_set_option (SIM_DESC sd, const char *name, int idx, const char *arg)
+{
+ return set_profile_option_mask (sd, name, 1 << idx, arg);
+}
+
+static SIM_RC
+parse_frequency (SIM_DESC sd, const char *arg, unsigned long *freq)
+{
+ const char *ch;
+ /* First, parse a decimal number. */
+ *freq = 0;
+ ch = arg;
+ if (isdigit (*arg))
+ {
+ for (/**/; *ch != '\0'; ++ch)
+ {
+ if (! isdigit (*ch))
+ break;
+ *freq = *freq * 10 + (*ch - '0');
+ }
+
+ /* Accept KHz, MHz or Hz as a suffix. */
+ if (tolower (*ch) == 'm')
+ {
+ *freq *= 1000000;
+ ++ch;
+ }
+ else if (tolower (*ch) == 'k')
+ {
+ *freq *= 1000;
+ ++ch;
+ }
+
+ if (tolower (*ch) == 'h')
+ {
+ ++ch;
+ if (tolower (*ch) == 'z')
+ ++ch;
+ }
+ }
+
+ if (*ch != '\0')
+ {
+ sim_io_eprintf (sd, "Invalid argument for --profile-cpu-frequency: %s\n",
+ arg);
+ *freq = 0;
+ return SIM_RC_FAIL;
+ }
+
+ return SIM_RC_OK;
+}
+
static SIM_RC
profile_option_handler (SIM_DESC sd,
sim_cpu *cpu,
char *arg,
int is_command)
{
- int cpu_nr,prof_nr;
+ int cpu_nr;
/* FIXME: Need to handle `cpu' arg. */
{
case 'p' :
if (! WITH_PROFILE)
- sim_io_eprintf (sd, "Profiling not compiled in, -p option ignored\n");
+ sim_io_eprintf (sd, "Profiling not compiled in, `-p' ignored\n");
else
- {
- for (cpu_nr = 0; cpu_nr < MAX_NR_PROCESSORS; ++cpu_nr)
- for (prof_nr = 0; prof_nr < MAX_PROFILE_VALUES; ++prof_nr)
- CPU_PROFILE_FLAGS (STATE_CPU (sd, cpu_nr))[prof_nr] = 1;
- }
+ return set_profile_option_mask (sd, "profile", PROFILE_USEFUL_MASK,
+ arg);
break;
case OPTION_PROFILE_INSN :
-#if WITH_PROFILE_INSN_P
- for (cpu_nr = 0; cpu_nr < MAX_NR_PROCESSORS; ++cpu_nr)
- CPU_PROFILE_FLAGS (STATE_CPU (sd, cpu_nr))[PROFILE_INSN_IDX] = 1;
-#else
- sim_io_eprintf (sd, "Instruction profiling not compiled in, `--profile-insn' ignored\n");
-#endif
+ if (WITH_PROFILE_INSN_P)
+ return sim_profile_set_option (sd, "-insn", PROFILE_INSN_IDX, arg);
+ else
+ sim_io_eprintf (sd, "Instruction profiling not compiled in, `--profile-insn' ignored\n");
break;
case OPTION_PROFILE_MEMORY :
-#if WITH_PROFILE_MEMORY_P
- for (cpu_nr = 0; cpu_nr < MAX_NR_PROCESSORS; ++cpu_nr)
- CPU_PROFILE_FLAGS (STATE_CPU (sd, cpu_nr))[PROFILE_MEMORY_IDX] = 1;
-#else
- sim_io_eprintf (sd, "Memory profiling not compiled in, `--profile-memory' ignored\n");
-#endif
+ if (WITH_PROFILE_MEMORY_P)
+ return sim_profile_set_option (sd, "-memory", PROFILE_MEMORY_IDX, arg);
+ else
+ sim_io_eprintf (sd, "Memory profiling not compiled in, `--profile-memory' ignored\n");
break;
case OPTION_PROFILE_CORE :
-#if WITH_PROFILE_CORE_P
- for (cpu_nr = 0; cpu_nr < MAX_NR_PROCESSORS; ++cpu_nr)
- CPU_PROFILE_FLAGS (STATE_CPU (sd, cpu_nr))[PROFILE_CORE_IDX] = 1;
-#else
- sim_io_eprintf (sd, "CORE profiling not compiled in, `--profile-core' ignored\n");
-#endif
+ if (WITH_PROFILE_CORE_P)
+ return sim_profile_set_option (sd, "-core", PROFILE_CORE_IDX, arg);
+ else
+ sim_io_eprintf (sd, "CORE profiling not compiled in, `--profile-core' ignored\n");
break;
case OPTION_PROFILE_MODEL :
-#if WITH_PROFILE_MODEL_P
- for (cpu_nr = 0; cpu_nr < MAX_NR_PROCESSORS; ++cpu_nr)
- CPU_PROFILE_FLAGS (STATE_CPU (sd, cpu_nr))[PROFILE_MODEL_IDX] = 1;
-#else
- sim_io_eprintf (sd, "Model profiling not compiled in, `--profile-model' ignored\n");
-#endif
+ if (WITH_PROFILE_MODEL_P)
+ return sim_profile_set_option (sd, "-model", PROFILE_MODEL_IDX, arg);
+ else
+ sim_io_eprintf (sd, "Model profiling not compiled in, `--profile-model' ignored\n");
break;
+ case OPTION_PROFILE_CPU_FREQUENCY :
+ {
+ unsigned long val;
+ SIM_RC rc = parse_frequency (sd, arg, &val);
+ if (rc == SIM_RC_OK)
+ {
+ for (cpu_nr = 0; cpu_nr < MAX_NR_PROCESSORS; ++cpu_nr)
+ PROFILE_CPU_FREQ (CPU_PROFILE_DATA (STATE_CPU (sd,cpu_nr))) = val;
+ }
+ return rc;
+ }
+
case OPTION_PROFILE_FILE :
/* FIXME: Might want this to apply to pc profiling only,
or have two profile file options. */
case OPTION_PROFILE_PC:
if (WITH_PROFILE_PC_P)
- {
- for (cpu_nr = 0; cpu_nr < MAX_NR_PROCESSORS; ++cpu_nr)
- CPU_PROFILE_FLAGS (STATE_CPU (sd, cpu_nr))[PROFILE_PC_IDX] = 1;
- }
+ return sim_profile_set_option (sd, "-pc", PROFILE_PC_IDX, arg);
else
sim_io_eprintf (sd, "PC profiling not compiled in, `--profile-pc' ignored\n");
break;
{
PROFILE_PC_START (CPU_PROFILE_DATA (STATE_CPU (sd, cpu_nr))) = base;
PROFILE_PC_END (CPU_PROFILE_DATA (STATE_CPU (sd, cpu_nr))) = bound;
- }
+ }
for (cpu_nr = 0; cpu_nr < MAX_NR_PROCESSORS; ++cpu_nr)
CPU_PROFILE_FLAGS (STATE_CPU (sd, cpu_nr))[PROFILE_PC_IDX] = 1;
}
else
sim_io_eprintf (sd, "PC profiling not compiled in, `--profile-pc-range' ignored\n");
+ break;
#ifdef SIM_HAVE_ADDR_RANGE
case OPTION_PROFILE_RANGE :
#endif /* SIM_HAVE_ADDR_RANGE */
}
- /* Re-compute the cpu profile summary. */
- for (cpu_nr = 0; cpu_nr < MAX_NR_PROCESSORS; ++cpu_nr)
- {
- CPU_PROFILE_DATA (STATE_CPU (sd, cpu_nr))->profile_any_p = 0;
- for (prof_nr = 0; prof_nr < MAX_PROFILE_VALUES; ++prof_nr)
- {
- if (CPU_PROFILE_FLAGS (STATE_CPU (sd, cpu_nr))[prof_nr])
- {
- CPU_PROFILE_DATA (STATE_CPU (sd, cpu_nr))->profile_any_p = 1;
- break;
- }
- }
- }
-
return SIM_RC_OK;
}
\f
+/* Profiling output hooks. */
+
+static void
+profile_vprintf (SIM_DESC sd, sim_cpu *cpu, const char *fmt, va_list ap)
+{
+ FILE *fp = PROFILE_FILE (CPU_PROFILE_DATA (cpu));
+
+ /* If an output file was given, redirect output to that. */
+ if (fp != NULL)
+ vfprintf (fp, fmt, ap);
+ else
+ sim_io_evprintf (sd, fmt, ap);
+}
+
+__attribute__ ((format (printf, 3, 4)))
+static void
+profile_printf (SIM_DESC sd, sim_cpu *cpu, const char *fmt, ...)
+{
+ va_list ap;
+
+ va_start (ap, fmt);
+ profile_vprintf (sd, cpu, fmt, ap);
+ va_end (ap);
+}
+\f
/* PC profiling support */
#if WITH_PROFILE_PC_P
sim_cpu *cpu = STATE_CPU (sd, n);
PROFILE_DATA *data = CPU_PROFILE_DATA (cpu);
if (PROFILE_PC_COUNT (data) != NULL)
- zfree (PROFILE_PC_COUNT (data));
+ free (PROFILE_PC_COUNT (data));
PROFILE_PC_COUNT (data) = NULL;
if (PROFILE_PC_EVENT (data) != NULL)
sim_events_deschedule (sd, PROFILE_PC_EVENT (data));
{
sim_cpu *cpu = (sim_cpu*) data;
PROFILE_DATA *profile = CPU_PROFILE_DATA (cpu);
- address_word pc;
+ address_word pc = sim_pc_get (cpu);
unsigned i;
- switch (STATE_WATCHPOINTS (sd)->sizeof_pc)
- {
- case 2: pc = *(unsigned_2*)(STATE_WATCHPOINTS (sd)->pc) ; break;
- case 4: pc = *(unsigned_4*)(STATE_WATCHPOINTS (sd)->pc) ; break;
- case 8: pc = *(unsigned_8*)(STATE_WATCHPOINTS (sd)->pc) ; break;
- default: pc = 0;
- }
i = (pc - PROFILE_PC_START (profile)) >> PROFILE_PC_SHIFT (profile);
if (i < PROFILE_PC_NR_BUCKETS (profile))
PROFILE_PC_COUNT (profile) [i] += 1; /* Overflow? */
else
PROFILE_PC_COUNT (profile) [PROFILE_PC_NR_BUCKETS (profile)] += 1;
- PROFILE_PC_EVENT (profile) =
+ PROFILE_PC_EVENT (profile) =
sim_events_schedule (sd, PROFILE_PC_FREQ (profile), profile_pc_event, cpu);
}
{
sim_cpu *cpu = STATE_CPU (sd, n);
PROFILE_DATA *data = CPU_PROFILE_DATA (cpu);
- if (CPU_PROFILE_FLAGS (STATE_CPU (sd, n))[PROFILE_PC_IDX]
- && STATE_WATCHPOINTS (sd)->pc != NULL)
+ if (CPU_PROFILE_FLAGS (STATE_CPU (sd, n))[PROFILE_PC_IDX])
{
int bucket_size;
/* fill in the frequency if not specified */
if (PROFILE_PC_FREQ (data) == 0)
- PROFILE_PC_FREQ (data) = 256;
+ PROFILE_PC_FREQ (data) = 257;
/* fill in the start/end if not specified */
if (PROFILE_PC_END (data) == 0)
{
{
/* nr_buckets = (full-address-range / 2) / (bucket_size / 2) */
PROFILE_PC_NR_BUCKETS (data) =
- ((1 << (STATE_WATCHPOINTS (sd)->sizeof_pc) * (8 - 1))
+ ((1 << sizeof (sim_cia) * (8 - 1))
/ (PROFILE_PC_BUCKET_SIZE (data) / 2));
}
else
{
if (PROFILE_PC_END (data) == 0)
/* bucket_size = (full-address-range / 2) / (nr_buckets / 2) */
- bucket_size = ((1 << ((STATE_WATCHPOINTS (sd)->sizeof_pc * 8) - 1))
+ bucket_size = ((1 << ((sizeof (sim_cia) * 8) - 1))
/ (PROFILE_PC_NR_BUCKETS (data) / 2));
else
bucket_size = ((PROFILE_PC_END (data)
+ PROFILE_PC_NR_BUCKETS (data) - 1)
/ PROFILE_PC_NR_BUCKETS (data));
PROFILE_PC_SHIFT (data) = 0;
- while (bucket_size < PROFILE_PC_BUCKET_SIZE (data))
+ while (bucket_size > PROFILE_PC_BUCKET_SIZE (data))
{
PROFILE_PC_SHIFT (data) += 1;
}
if (PROFILE_PC_COUNT (profile) == 0)
return;
- sim_io_printf (sd, "Program Counter Statistics:\n\n");
+ profile_printf (sd, cpu, "Program Counter Statistics:\n\n");
/* First pass over data computes various things. */
max_val = 0;
max_val = PROFILE_PC_COUNT (profile) [i];
}
- sim_io_printf (sd, " Total samples: %s\n",
- COMMAS (total));
- sim_io_printf (sd, " Granularity: %s bytes per bucket\n",
- COMMAS (PROFILE_PC_BUCKET_SIZE (profile)));
- sim_io_printf (sd, " Size: %s buckets\n",
- COMMAS (PROFILE_PC_NR_BUCKETS (profile)));
- sim_io_printf (sd, " Frequency: %s cycles per sample\n",
- COMMAS (PROFILE_PC_FREQ (profile)));
+ profile_printf (sd, cpu, " Total samples: %s\n",
+ COMMAS (total));
+ profile_printf (sd, cpu, " Granularity: %s bytes per bucket\n",
+ COMMAS (PROFILE_PC_BUCKET_SIZE (profile)));
+ profile_printf (sd, cpu, " Size: %s buckets\n",
+ COMMAS (PROFILE_PC_NR_BUCKETS (profile)));
+ profile_printf (sd, cpu, " Frequency: %s cycles per sample\n",
+ COMMAS (PROFILE_PC_FREQ (profile)));
if (PROFILE_PC_END (profile) != 0)
- sim_io_printf (sd, " Range: 0x%lx 0x%lx\n",
- (long) PROFILE_PC_START (profile),
+ profile_printf (sd, cpu, " Range: 0x%lx 0x%lx\n",
+ (long) PROFILE_PC_START (profile),
(long) PROFILE_PC_END (profile));
if (verbose && max_val != 0)
{
/* Now we can print the histogram. */
- sim_io_printf (sd, "\n");
+ profile_printf (sd, cpu, "\n");
for (i = 0; i <= PROFILE_PC_NR_BUCKETS (profile); ++i)
{
if (PROFILE_PC_COUNT (profile) [i] != 0)
{
- sim_io_printf (sd, " ");
+ profile_printf (sd, cpu, " ");
if (i == PROFILE_PC_NR_BUCKETS (profile))
- sim_io_printf (sd, "%10s:", "overflow");
+ profile_printf (sd, cpu, "%10s:", "overflow");
else
- sim_io_printf (sd, "0x%08lx:",
- (long) (PROFILE_PC_START (profile)
- + (i * PROFILE_PC_BUCKET_SIZE (profile))));
- sim_io_printf (sd, " %*s",
- max_val < 10000 ? 5 : 10,
- COMMAS (PROFILE_PC_COUNT (profile) [i]));
- sim_io_printf (sd, " %4.1f",
- (PROFILE_PC_COUNT (profile) [i] * 100.0) / total);
- sim_io_printf (sd, ": ");
- sim_profile_print_bar (sd, PROFILE_HISTOGRAM_WIDTH,
+ profile_printf (sd, cpu, "0x%08lx:",
+ (long) (PROFILE_PC_START (profile)
+ + (i * PROFILE_PC_BUCKET_SIZE (profile))));
+ profile_printf (sd, cpu, " %*s",
+ max_val < 10000 ? 5 : 10,
+ COMMAS (PROFILE_PC_COUNT (profile) [i]));
+ profile_printf (sd, cpu, " %4.1f",
+ (PROFILE_PC_COUNT (profile) [i] * 100.0) / total);
+ profile_printf (sd, cpu, ": ");
+ sim_profile_print_bar (sd, cpu, PROFILE_HISTOGRAM_WIDTH,
PROFILE_PC_COUNT (profile) [i],
max_val);
- sim_io_printf (sd, "\n");
+ profile_printf (sd, cpu, "\n");
}
}
}
/* FIXME: Is this the best place for this code? */
{
FILE *pf = fopen ("gmon.out", "wb");
-
+
if (pf == NULL)
sim_io_eprintf (sd, "Failed to open \"gmon.out\" profile file\n");
else
}
/* size of sample buffer (+ header) */
header[2] = PROFILE_PC_NR_BUCKETS (profile) * 2 + sizeof (header);
+
+ /* Header must be written out in target byte order. */
+ H2T (header[0]);
+ H2T (header[1]);
+ H2T (header[2]);
+
ok = fwrite (&header, sizeof (header), 1, pf);
for (loop = 0;
ok && (loop < PROFILE_PC_NR_BUCKETS (profile));
sample = 0xffff;
else
sample = PROFILE_PC_COUNT (profile) [loop];
+ H2T (sample);
ok = fwrite (&sample, sizeof (sample), 1, pf);
}
if (ok == 0)
sim_io_eprintf (sd, "Failed to write to \"gmon.out\" profile file\n");
- fclose(pf);
+ fclose (pf);
}
}
- sim_io_printf (sd, "\n");
+ profile_printf (sd, cpu, "\n");
}
#endif
if (CPU_MAX_INSNS (cpu) == 0)
return;
- sim_io_printf (sd, "Instruction Statistics");
+ profile_printf (sd, cpu, "Instruction Statistics");
#ifdef SIM_HAVE_ADDR_RANGE
if (PROFILE_RANGE (data)->ranges)
- sim_io_printf (sd, " (for selected address range(s))");
+ profile_printf (sd, cpu, " (for selected address range(s))");
#endif
- sim_io_printf (sd, "\n\n");
+ profile_printf (sd, cpu, "\n\n");
/* First pass over data computes various things. */
max_val = 0;
if (! PROFILE_TOTAL_INSN_COUNT (data))
PROFILE_TOTAL_INSN_COUNT (data) = total;
- sim_io_printf (sd, " Total: %s insns\n", COMMAS (total));
+ profile_printf (sd, cpu, " Total: %s insns\n", COMMAS (total));
if (verbose && max_val != 0)
{
/* Now we can print the histogram. */
- sim_io_printf (sd, "\n");
+ profile_printf (sd, cpu, "\n");
for (i = 0; i < CPU_MAX_INSNS (cpu); ++i)
{
const char *name = (*CPU_INSN_NAME (cpu)) (cpu, i);
continue;
if (PROFILE_INSN_COUNT (data) [i] != 0)
{
- sim_io_printf (sd, " %*s: %*s: ",
- max_name_len, name,
- max_val < 10000 ? 5 : 10,
- COMMAS (PROFILE_INSN_COUNT (data) [i]));
- sim_profile_print_bar (sd, PROFILE_HISTOGRAM_WIDTH,
+ profile_printf (sd, cpu, " %*s: %*s: ",
+ max_name_len, name,
+ max_val < 10000 ? 5 : 10,
+ COMMAS (PROFILE_INSN_COUNT (data) [i]));
+ sim_profile_print_bar (sd, cpu, PROFILE_HISTOGRAM_WIDTH,
PROFILE_INSN_COUNT (data) [i],
max_val);
- sim_io_printf (sd, "\n");
+ profile_printf (sd, cpu, "\n");
}
}
}
- sim_io_printf (sd, "\n");
+ profile_printf (sd, cpu, "\n");
}
#endif
PROFILE_DATA *data = CPU_PROFILE_DATA (cpu);
char comma_buf[20];
- sim_io_printf (sd, "Memory Access Statistics\n\n");
+ profile_printf (sd, cpu, "Memory Access Statistics\n\n");
/* First pass over data computes various things. */
max_val = total_read = total_write = max_name_len = 0;
}
/* One could use PROFILE_LABEL_WIDTH here. I chose not to. */
- sim_io_printf (sd, " Total read: %s accesses\n",
- COMMAS (total_read));
- sim_io_printf (sd, " Total write: %s accesses\n",
- COMMAS (total_write));
+ profile_printf (sd, cpu, " Total read: %s accesses\n",
+ COMMAS (total_read));
+ profile_printf (sd, cpu, " Total write: %s accesses\n",
+ COMMAS (total_write));
if (verbose && max_val != 0)
{
/* FIXME: Need to separate instruction fetches from data fetches
as the former swamps the latter. */
/* Now we can print the histogram. */
- sim_io_printf (sd, "\n");
+ profile_printf (sd, cpu, "\n");
for (i = 0; i < MODE_TARGET_MAX; ++i)
{
if (PROFILE_READ_COUNT (data) [i] != 0)
{
- sim_io_printf (sd, " %*s read: %*s: ",
- max_name_len, MODE_NAME (i),
- max_val < 10000 ? 5 : 10,
- COMMAS (PROFILE_READ_COUNT (data) [i]));
- sim_profile_print_bar (sd, PROFILE_HISTOGRAM_WIDTH,
+ profile_printf (sd, cpu, " %*s read: %*s: ",
+ max_name_len, MODE_NAME (i),
+ max_val < 10000 ? 5 : 10,
+ COMMAS (PROFILE_READ_COUNT (data) [i]));
+ sim_profile_print_bar (sd, cpu, PROFILE_HISTOGRAM_WIDTH,
PROFILE_READ_COUNT (data) [i],
max_val);
- sim_io_printf (sd, "\n");
+ profile_printf (sd, cpu, "\n");
}
if (PROFILE_WRITE_COUNT (data) [i] != 0)
{
- sim_io_printf (sd, " %*s write: %*s: ",
- max_name_len, MODE_NAME (i),
- max_val < 10000 ? 5 : 10,
- COMMAS (PROFILE_WRITE_COUNT (data) [i]));
- sim_profile_print_bar (sd, PROFILE_HISTOGRAM_WIDTH,
+ profile_printf (sd, cpu, " %*s write: %*s: ",
+ max_name_len, MODE_NAME (i),
+ max_val < 10000 ? 5 : 10,
+ COMMAS (PROFILE_WRITE_COUNT (data) [i]));
+ sim_profile_print_bar (sd, cpu, PROFILE_HISTOGRAM_WIDTH,
PROFILE_WRITE_COUNT (data) [i],
max_val);
- sim_io_printf (sd, "\n");
+ profile_printf (sd, cpu, "\n");
}
}
}
- sim_io_printf (sd, "\n");
+ profile_printf (sd, cpu, "\n");
}
#endif
PROFILE_DATA *data = CPU_PROFILE_DATA (cpu);
char comma_buf[20];
- sim_io_printf (sd, "CORE Statistics\n\n");
+ profile_printf (sd, cpu, "CORE Statistics\n\n");
/* First pass over data computes various things. */
{
}
/* One could use PROFILE_LABEL_WIDTH here. I chose not to. */
- sim_io_printf (sd, " Total: %s accesses\n",
- COMMAS (total));
+ profile_printf (sd, cpu, " Total: %s accesses\n",
+ COMMAS (total));
if (verbose && max_val != 0)
{
unsigned map;
/* Now we can print the histogram. */
- sim_io_printf (sd, "\n");
+ profile_printf (sd, cpu, "\n");
for (map = 0; map < nr_maps; map++)
{
if (PROFILE_CORE_COUNT (data) [map] != 0)
{
- sim_io_printf (sd, "%10s:", map_to_str (map));
- sim_io_printf (sd, "%*s: ",
- max_val < 10000 ? 5 : 10,
- COMMAS (PROFILE_CORE_COUNT (data) [map]));
- sim_profile_print_bar (sd, PROFILE_HISTOGRAM_WIDTH,
+ profile_printf (sd, cpu, "%10s:", map_to_str (map));
+ profile_printf (sd, cpu, "%*s: ",
+ max_val < 10000 ? 5 : 10,
+ COMMAS (PROFILE_CORE_COUNT (data) [map]));
+ sim_profile_print_bar (sd, cpu, PROFILE_HISTOGRAM_WIDTH,
PROFILE_CORE_COUNT (data) [map],
max_val);
- sim_io_printf (sd, "\n");
+ profile_printf (sd, cpu, "\n");
}
}
}
- sim_io_printf (sd, "\n");
+ profile_printf (sd, cpu, "\n");
}
#endif
unsigned long total_cycles = PROFILE_MODEL_TOTAL_CYCLES (data);
char comma_buf[20];
- sim_io_printf (sd, "Model %s Timing Information",
- MODEL_NAME (CPU_MODEL (cpu)));
+ profile_printf (sd, cpu, "Model %s Timing Information",
+ MODEL_NAME (CPU_MODEL (cpu)));
#ifdef SIM_HAVE_ADDR_RANGE
if (PROFILE_RANGE (data)->ranges)
- sim_io_printf (sd, " (for selected address range(s))");
+ profile_printf (sd, cpu, " (for selected address range(s))");
#endif
- sim_io_printf (sd, "\n\n");
- sim_io_printf (sd, " %-*s %s\n",
- PROFILE_LABEL_WIDTH, "Taken branches:",
- COMMAS (PROFILE_MODEL_TAKEN_COUNT (data)));
- sim_io_printf (sd, " %-*s %s\n",
- PROFILE_LABEL_WIDTH, "Untaken branches:",
- COMMAS (PROFILE_MODEL_UNTAKEN_COUNT (data)));
- sim_io_printf (sd, " %-*s %s\n",
- PROFILE_LABEL_WIDTH, "Cycles stalled due to branches:",
- COMMAS (cti_stall_cycles));
- sim_io_printf (sd, " %-*s %s\n",
- PROFILE_LABEL_WIDTH, "Cycles stalled due to loads:",
- COMMAS (load_stall_cycles));
- sim_io_printf (sd, " %-*s %s\n",
- PROFILE_LABEL_WIDTH, "Total cycles (*approximate*):",
- COMMAS (total_cycles));
- sim_io_printf (sd, "\n");
+ profile_printf (sd, cpu, "\n\n");
+ profile_printf (sd, cpu, " %-*s %s\n",
+ PROFILE_LABEL_WIDTH, "Taken branches:",
+ COMMAS (PROFILE_MODEL_TAKEN_COUNT (data)));
+ profile_printf (sd, cpu, " %-*s %s\n",
+ PROFILE_LABEL_WIDTH, "Untaken branches:",
+ COMMAS (PROFILE_MODEL_UNTAKEN_COUNT (data)));
+ profile_printf (sd, cpu, " %-*s %s\n",
+ PROFILE_LABEL_WIDTH, "Cycles stalled due to branches:",
+ COMMAS (cti_stall_cycles));
+ profile_printf (sd, cpu, " %-*s %s\n",
+ PROFILE_LABEL_WIDTH, "Cycles stalled due to loads:",
+ COMMAS (load_stall_cycles));
+ profile_printf (sd, cpu, " %-*s %s\n",
+ PROFILE_LABEL_WIDTH, "Total cycles (*approximate*):",
+ COMMAS (total_cycles));
+ profile_printf (sd, cpu, "\n");
}
#endif
void
-sim_profile_print_bar (SIM_DESC sd, unsigned int width,
+sim_profile_print_bar (SIM_DESC sd, sim_cpu *cpu, unsigned int width,
unsigned int val, unsigned int max_val)
{
unsigned int i, count;
count = ((double) val / (double) max_val) * (double) width;
for (i = 0; i < count; ++i)
- sim_io_printf (sd, "*");
+ profile_printf (sd, cpu, "*");
}
/* Print the simulator's execution speed for CPU. */
PROFILE_DATA *data = CPU_PROFILE_DATA (cpu);
unsigned long milliseconds = sim_events_elapsed_time (sd);
unsigned long total = PROFILE_TOTAL_INSN_COUNT (data);
+ double clock;
+ double secs;
char comma_buf[20];
- sim_io_printf (sd, "Simulator Execution Speed\n\n");
+ profile_printf (sd, cpu, "Simulator Execution Speed\n\n");
if (total != 0)
- sim_io_printf (sd, " Total instructions: %s\n", COMMAS (total));
+ profile_printf (sd, cpu, " Total instructions: %s\n", COMMAS (total));
if (milliseconds < 1000)
- sim_io_printf (sd, " Total execution time: < 1 second\n\n");
+ profile_printf (sd, cpu, " Total execution time: < 1 second\n\n");
else
{
/* The printing of the time rounded to 2 decimal places makes the speed
calculation seem incorrect [even though it is correct]. So round
MILLISECONDS first. This can marginally affect the result, but it's
better that the user not perceive there's a math error. */
- double secs = (double) milliseconds / 1000;
+ secs = (double) milliseconds / 1000;
secs = ((double) (unsigned long) (secs * 100 + .5)) / 100;
- sim_io_printf (sd, " Total execution time: %.2f seconds\n", secs);
+ profile_printf (sd, cpu, " Total execution time : %.2f seconds\n", secs);
/* Don't confuse things with data that isn't useful.
If we ran for less than 2 seconds, only use the data if we
executed more than 100,000 insns. */
if (secs >= 2 || total >= 100000)
- sim_io_printf (sd, " Simulator speed: %s insns/second\n\n",
- COMMAS ((unsigned long) ((double) total / secs)));
+ profile_printf (sd, cpu, " Simulator speed: %s insns/second\n",
+ COMMAS ((unsigned long) ((double) total / secs)));
+ }
+
+ /* Print simulated execution time if the cpu frequency has been specified. */
+ clock = PROFILE_CPU_FREQ (data);
+ if (clock != 0)
+ {
+ if (clock >= 1000000)
+ profile_printf (sd, cpu, " Simulated cpu frequency: %.2f MHz\n",
+ clock / 1000000);
+ else
+ profile_printf (sd, cpu, " Simulated cpu frequency: %.2f Hz\n", clock);
+
+#if WITH_PROFILE_MODEL_P
+ if (PROFILE_FLAGS (data) [PROFILE_MODEL_IDX])
+ {
+ /* The printing of the time rounded to 2 decimal places makes the
+ speed calculation seem incorrect [even though it is correct].
+ So round SECS first. This can marginally affect the result,
+ but it's better that the user not perceive there's a math
+ error. */
+ secs = PROFILE_MODEL_TOTAL_CYCLES (data) / clock;
+ secs = ((double) (unsigned long) (secs * 100 + .5)) / 100;
+ profile_printf (sd, cpu, " Simulated execution time: %.2f seconds\n",
+ secs);
+ }
+#endif /* WITH_PROFILE_MODEL_P */
}
}
+#ifdef SIM_HAVE_ADDR_RANGE
/* Print selected address ranges. */
static void
if (asr)
{
- sim_io_printf (sd, "Selected address ranges:\n");
+ profile_printf (sd, cpu, "Selected address ranges\n\n");
while (asr != NULL)
{
- sim_io_printf (sd, "0x%lx - 0x%lx\n",
- (long) asr->start, (long) asr->end);
+ profile_printf (sd, cpu, " 0x%lx - 0x%lx\n",
+ (long) asr->start, (long) asr->end);
asr = asr->next;
}
- sim_io_printf (sd, "\n");
+ profile_printf (sd, cpu, "\n");
}
}
+#endif
/* Top level function to print all summary profile information.
It is [currently] intended that all such data is printed by this function.
/* FIXME: If the number of processors can be selected on the command line,
then MAX_NR_PROCESSORS will need to take an argument of `sd'. */
- for (c = 0; c < MAX_NR_PROCESSORS; ++c)
+ for (c = 0; c < MAX_NR_PROCESSORS && !print_title_p; ++c)
{
sim_cpu *cpu = STATE_CPU (sd, c);
PROFILE_DATA *data = CPU_PROFILE_DATA (cpu);
for (i = 0; i < MAX_PROFILE_VALUES; ++i)
if (PROFILE_FLAGS (data) [i])
- print_title_p = 1;
- /* One could break out early if print_title_p is set. */
+ {
+ profile_printf (sd, cpu, "Summary profiling results:\n\n");
+ print_title_p = 1;
+ break;
+ }
}
- if (print_title_p)
- sim_io_printf (sd, "Summary profiling results:\n\n");
/* Loop, cpu by cpu, printing results. */
#endif
))
{
- sim_io_printf (sd, "CPU %d\n\n", c);
+ profile_printf (sd, cpu, "CPU %d\n\n", c);
}
#ifdef SIM_HAVE_ADDR_RANGE
}
if (PROFILE_INSN_COUNT (data) != NULL)
- zfree (PROFILE_INSN_COUNT (data));
+ free (PROFILE_INSN_COUNT (data));
}
}
projects / deliverable / binutils-gdb.git / blobdiff