/* Default profiling support.
- Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc.
+ Copyright (C) 1996, 1997, 1998, 2000 Free Software Foundation, Inc.
Contributed by Cygnus Support.
This file is part of GDB, the GNU debugger.
#include <strings.h>
#endif
#endif
+#include <ctype.h>
#define COMMAS(n) sim_add_commas (comma_buf, sizeof (comma_buf), (n))
+static MODULE_INIT_FN profile_init;
static MODULE_UNINSTALL_FN profile_uninstall;
-#if WITH_PROFILE_INSN_P || WITH_PROFILE_MEMORY_P || WITH_PROFILE_CORE_P || WITH_PROFILE_PC_P
-static void print_bar (SIM_DESC, unsigned int, unsigned int, unsigned int);
-#endif
-
static DECLARE_OPTION_HANDLER (profile_option_handler);
-#define OPTION_PROFILE_INSN (OPTION_START + 0)
-#define OPTION_PROFILE_MEMORY (OPTION_START + 1)
-#define OPTION_PROFILE_MODEL (OPTION_START + 2)
-#define OPTION_PROFILE_FILE (OPTION_START + 3)
-#define OPTION_PROFILE_RANGE (OPTION_START + 4)
-#define OPTION_PROFILE_CORE (OPTION_START + 5)
-#define OPTION_PROFILE_PC (OPTION_START + 6)
-#define OPTION_PROFILE_PC_RANGE (OPTION_START + 7)
-#define OPTION_PROFILE_PC_GRANULARITY (OPTION_START + 8)
+enum {
+ OPTION_PROFILE_INSN = OPTION_START,
+ OPTION_PROFILE_MEMORY,
+ OPTION_PROFILE_MODEL,
+ OPTION_PROFILE_FILE,
+ OPTION_PROFILE_CORE,
+ OPTION_PROFILE_CPU_FREQUENCY,
+ OPTION_PROFILE_PC,
+ OPTION_PROFILE_PC_RANGE,
+ OPTION_PROFILE_PC_GRANULARITY,
+ OPTION_PROFILE_RANGE,
+ OPTION_PROFILE_FUNCTION
+};
static const OPTION profile_options[] = {
- { {"profile", no_argument, NULL, 'p'},
- 'p', NULL, "Perform profiling",
+ { {"profile", optional_argument, NULL, 'p'},
+ 'p', "on|off", "Perform profiling",
profile_option_handler },
- { {"profile-insn", no_argument, NULL, OPTION_PROFILE_INSN},
- '\0', NULL, "Perform instruction profiling",
+ { {"profile-insn", optional_argument, NULL, OPTION_PROFILE_INSN},
+ '\0', "on|off", "Perform instruction profiling",
profile_option_handler },
- { {"profile-memory", no_argument, NULL, OPTION_PROFILE_MEMORY},
- '\0', NULL, "Perform memory profiling",
+ { {"profile-memory", optional_argument, NULL, OPTION_PROFILE_MEMORY},
+ '\0', "on|off", "Perform memory profiling",
profile_option_handler },
- { {"profile-core", no_argument, NULL, OPTION_PROFILE_CORE},
- '\0', NULL, "Perform CORE profiling",
+ { {"profile-core", optional_argument, NULL, OPTION_PROFILE_CORE},
+ '\0', "on|off", "Perform CORE profiling",
profile_option_handler },
- { {"profile-model", no_argument, NULL, OPTION_PROFILE_MODEL},
- '\0', NULL, "Perform model profiling",
+ { {"profile-model", optional_argument, NULL, OPTION_PROFILE_MODEL},
+ '\0', "on|off", "Perform model profiling",
+ profile_option_handler },
+ { {"profile-cpu-frequency", required_argument, NULL,
+ OPTION_PROFILE_CPU_FREQUENCY},
+ '\0', "CPU FREQUENCY", "Specify the speed of the simulated cpu clock",
profile_option_handler },
{ {"profile-file", required_argument, NULL, OPTION_PROFILE_FILE},
'\0', "FILE NAME", "Specify profile output file",
profile_option_handler },
- { {"profile-pc", no_argument, NULL, OPTION_PROFILE_PC},
- '\0', NULL, "Perform PC profiling",
+ { {"profile-pc", optional_argument, NULL, OPTION_PROFILE_PC},
+ '\0', "on|off", "Perform PC profiling",
profile_option_handler },
{ {"profile-pc-frequency", required_argument, NULL, 'F'},
'F', "PC PROFILE FREQUENCY", "Specified PC profiling frequency",
'\0', "BASE,BOUND", "Specify PC profiling address range",
profile_option_handler },
-#if 0 /*FIXME:wip*/
+#ifdef SIM_HAVE_ADDR_RANGE
{ {"profile-range", required_argument, NULL, OPTION_PROFILE_RANGE},
- 0, NULL, "Specify range of addresses to profile",
+ '\0', "START,END", "Specify range of addresses for instruction and model profiling",
+ profile_option_handler },
+#if 0 /*wip*/
+ { {"profile-function", required_argument, NULL, OPTION_PROFILE_FUNCTION},
+ '\0', "FUNCTION", "Specify function to profile",
profile_option_handler },
+#endif
#endif
{ {NULL, no_argument, NULL, 0}, '\0', 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 i,n;
+ int cpu_nr,prof_nr;
+
+ /* FIXME: Need to handle `cpu' arg. */
switch (opt)
{
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 (n = 0; n < MAX_NR_PROCESSORS; ++n)
- for (i = 0; i < MAX_PROFILE_VALUES; ++i)
- CPU_PROFILE_FLAGS (STATE_CPU (sd, n))[i] = 1;
- }
+ return set_profile_option_mask (sd, "profile", PROFILE_USEFUL_MASK,
+ arg);
break;
case OPTION_PROFILE_INSN :
-#if WITH_PROFILE_INSN_P
- for (n = 0; n < MAX_NR_PROCESSORS; ++n)
- CPU_PROFILE_FLAGS (STATE_CPU (sd, n))[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 (n = 0; n < MAX_NR_PROCESSORS; ++n)
- CPU_PROFILE_FLAGS (STATE_CPU (sd, n))[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 (n = 0; n < MAX_NR_PROCESSORS; ++n)
- CPU_PROFILE_FLAGS (STATE_CPU (sd, n))[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 (n = 0; n < MAX_NR_PROCESSORS; ++n)
- CPU_PROFILE_FLAGS (STATE_CPU (sd, n))[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. */
sim_io_eprintf (sd, "Unable to open profile output file `%s'\n", arg);
return SIM_RC_FAIL;
}
- for (n = 0; n < MAX_NR_PROCESSORS; ++n)
- PROFILE_FILE (CPU_PROFILE_DATA (STATE_CPU (sd, n))) = f;
+ for (cpu_nr = 0; cpu_nr < MAX_NR_PROCESSORS; ++cpu_nr)
+ PROFILE_FILE (CPU_PROFILE_DATA (STATE_CPU (sd, cpu_nr))) = f;
}
break;
case OPTION_PROFILE_PC:
if (WITH_PROFILE_PC_P)
- {
- for (n = 0; n < MAX_NR_PROCESSORS; ++n)
- CPU_PROFILE_FLAGS (STATE_CPU (sd, n))[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;
if (WITH_PROFILE_PC_P)
{
/* FIXME: Validate arg. */
- i = atoi (arg);
- for (n = 0; n < MAX_NR_PROCESSORS; ++n)
- PROFILE_PC_FREQ (CPU_PROFILE_DATA (STATE_CPU (sd, n))) = i;
- for (n = 0; n < MAX_NR_PROCESSORS; ++n)
- CPU_PROFILE_FLAGS (STATE_CPU (sd, n))[PROFILE_PC_IDX] = 1;
+ int val = atoi (arg);
+ for (cpu_nr = 0; cpu_nr < MAX_NR_PROCESSORS; ++cpu_nr)
+ PROFILE_PC_FREQ (CPU_PROFILE_DATA (STATE_CPU (sd, cpu_nr))) = val;
+ 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-frequency' ignored\n");
if (WITH_PROFILE_PC_P)
{
/* FIXME: Validate arg. */
- i = atoi (arg);
- for (n = 0; n < MAX_NR_PROCESSORS; ++n)
- PROFILE_PC_NR_BUCKETS (CPU_PROFILE_DATA (STATE_CPU (sd, n))) = i;
- for (n = 0; n < MAX_NR_PROCESSORS; ++n)
- CPU_PROFILE_FLAGS (STATE_CPU (sd, n))[PROFILE_PC_IDX] = 1;
+ int val = atoi (arg);
+ for (cpu_nr = 0; cpu_nr < MAX_NR_PROCESSORS; ++cpu_nr)
+ PROFILE_PC_NR_BUCKETS (CPU_PROFILE_DATA (STATE_CPU (sd, cpu_nr))) = val;
+ 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-size' ignored\n");
if (WITH_PROFILE_PC_P)
{
int shift;
- i = atoi (arg);
+ int val = atoi (arg);
/* check that the granularity is a power of two */
shift = 0;
- while (i > (1 << shift))
+ while (val > (1 << shift))
{
shift += 1;
}
- if (i != (1 << shift))
+ if (val != (1 << shift))
{
sim_io_eprintf (sd, "PC profiling granularity not a power of two\n");
return SIM_RC_FAIL;
sim_io_eprintf (sd, "PC profiling granularity too small");
return SIM_RC_FAIL;
}
- for (n = 0; n < MAX_NR_PROCESSORS; ++n)
- PROFILE_PC_SHIFT (CPU_PROFILE_DATA (STATE_CPU (sd, n))) = shift;
- for (n = 0; n < MAX_NR_PROCESSORS; ++n)
- CPU_PROFILE_FLAGS (STATE_CPU (sd, n))[PROFILE_PC_IDX] = 1;
+ for (cpu_nr = 0; cpu_nr < MAX_NR_PROCESSORS; ++cpu_nr)
+ PROFILE_PC_SHIFT (CPU_PROFILE_DATA (STATE_CPU (sd, cpu_nr))) = shift;
+ 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-granularity' ignored\n");
return SIM_RC_FAIL;
}
bound = strtoul (chp + 1, NULL, 0);
- for (n = 0; n < MAX_NR_PROCESSORS; ++n)
+ for (cpu_nr = 0; cpu_nr < MAX_NR_PROCESSORS; ++cpu_nr)
{
- PROFILE_PC_START (CPU_PROFILE_DATA (STATE_CPU (sd, n))) = base;
- PROFILE_PC_END (CPU_PROFILE_DATA (STATE_CPU (sd, n))) = bound;
+ 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 (n = 0; n < MAX_NR_PROCESSORS; ++n)
- CPU_PROFILE_FLAGS (STATE_CPU (sd, n))[PROFILE_PC_IDX] = 1;
+ 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;
-
-#if 0 /* FIXME:wip */
+#ifdef SIM_HAVE_ADDR_RANGE
case OPTION_PROFILE_RANGE :
+ if (WITH_PROFILE)
+ {
+ char *chp = arg;
+ unsigned long start,end;
+ start = strtoul (chp, &chp, 0);
+ if (*chp != ',')
+ {
+ sim_io_eprintf (sd, "--profile-range missing END argument\n");
+ return SIM_RC_FAIL;
+ }
+ end = strtoul (chp + 1, NULL, 0);
+ /* FIXME: Argument validation. */
+ if (cpu != NULL)
+ sim_addr_range_add (PROFILE_RANGE (CPU_PROFILE_DATA (cpu)),
+ start, end);
+ else
+ for (cpu_nr = 0; cpu_nr < MAX_NR_PROCESSORS; ++cpu_nr)
+ sim_addr_range_add (PROFILE_RANGE (CPU_PROFILE_DATA (STATE_CPU (sd, cpu_nr))),
+ start, end);
+ }
+ else
+ sim_io_eprintf (sd, "Profiling not compiled in, `--profile-range' ignored\n");
break;
-#endif
+
+ case OPTION_PROFILE_FUNCTION :
+ if (WITH_PROFILE)
+ {
+ /*wip: need to compute function range given name*/
+ }
+ else
+ sim_io_eprintf (sd, "Profiling not compiled in, `--profile-function' ignored\n");
+ break;
+#endif /* SIM_HAVE_ADDR_RANGE */
}
return SIM_RC_OK;
sim_io_printf (sd, " %4.1f",
(PROFILE_PC_COUNT (profile) [i] * 100.0) / total);
sim_io_printf (sd, ": ");
- print_bar (sd, PROFILE_HISTOGRAM_WIDTH,
- PROFILE_PC_COUNT (profile) [i],
- max_val);
+ sim_profile_print_bar (sd, PROFILE_HISTOGRAM_WIDTH,
+ PROFILE_PC_COUNT (profile) [i],
+ max_val);
sim_io_printf (sd, "\n");
}
}
#if WITH_PROFILE_INSN_P
+static SIM_RC
+profile_insn_init (SIM_DESC sd)
+{
+ int c;
+
+ for (c = 0; c < MAX_NR_PROCESSORS; ++c)
+ {
+ sim_cpu *cpu = STATE_CPU (sd, c);
+
+ if (CPU_MAX_INSNS (cpu) > 0)
+ PROFILE_INSN_COUNT (CPU_PROFILE_DATA (cpu)) = NZALLOC (unsigned int, CPU_MAX_INSNS (cpu));
+ }
+
+ return SIM_RC_OK;
+}
+
static void
profile_print_insn (sim_cpu *cpu, int verbose)
{
PROFILE_DATA *data = CPU_PROFILE_DATA (cpu);
char comma_buf[20];
- sim_io_printf (sd, "Instruction Statistics:\n\n");
+ /* If MAX_INSNS not set, insn profiling isn't supported. */
+ if (CPU_MAX_INSNS (cpu) == 0)
+ return;
+
+ sim_io_printf (sd, "Instruction Statistics");
+#ifdef SIM_HAVE_ADDR_RANGE
+ if (PROFILE_RANGE (data)->ranges)
+ sim_io_printf (sd, " (for selected address range(s))");
+#endif
+ sim_io_printf (sd, "\n\n");
/* First pass over data computes various things. */
max_val = 0;
total = 0;
max_name_len = 0;
- for (i = 0; i < MAX_INSNS; ++i)
+ for (i = 0; i < CPU_MAX_INSNS (cpu); ++i)
{
- if (INSN_NAME (i) == NULL)
+ const char *name = (*CPU_INSN_NAME (cpu)) (cpu, i);
+
+ if (name == NULL)
continue;
total += PROFILE_INSN_COUNT (data) [i];
if (PROFILE_INSN_COUNT (data) [i] > max_val)
max_val = PROFILE_INSN_COUNT (data) [i];
- n = strlen (INSN_NAME (i));
+ n = strlen (name);
if (n > max_name_len)
max_name_len = n;
}
/* set the total insn count, in case client is being lazy */
- if (PROFILE_TOTAL_INSN_COUNT (data))
+ if (! PROFILE_TOTAL_INSN_COUNT (data))
PROFILE_TOTAL_INSN_COUNT (data) = total;
sim_io_printf (sd, " Total: %s insns\n", COMMAS (total));
{
/* Now we can print the histogram. */
sim_io_printf (sd, "\n");
- for (i = 0; i < MAX_INSNS; ++i)
+ for (i = 0; i < CPU_MAX_INSNS (cpu); ++i)
{
- if (INSN_NAME (i) == NULL)
+ const char *name = (*CPU_INSN_NAME (cpu)) (cpu, i);
+
+ if (name == NULL)
continue;
if (PROFILE_INSN_COUNT (data) [i] != 0)
{
sim_io_printf (sd, " %*s: %*s: ",
- max_name_len, INSN_NAME (i),
+ max_name_len, name,
max_val < 10000 ? 5 : 10,
COMMAS (PROFILE_INSN_COUNT (data) [i]));
- print_bar (sd, PROFILE_HISTOGRAM_WIDTH,
- PROFILE_INSN_COUNT (data) [i],
- max_val);
+ sim_profile_print_bar (sd, PROFILE_HISTOGRAM_WIDTH,
+ PROFILE_INSN_COUNT (data) [i],
+ max_val);
sim_io_printf (sd, "\n");
}
}
PROFILE_DATA *data = CPU_PROFILE_DATA (cpu);
char comma_buf[20];
- sim_io_printf (sd, "Memory Access Statistics:\n\n");
+ sim_io_printf (sd, "Memory Access Statistics\n\n");
/* First pass over data computes various things. */
max_val = total_read = total_write = max_name_len = 0;
- for (i = 0; i < MAX_MODES; ++i)
+ for (i = 0; i < MODE_TARGET_MAX; ++i)
{
total_read += PROFILE_READ_COUNT (data) [i];
total_write += PROFILE_WRITE_COUNT (data) [i];
as the former swamps the latter. */
/* Now we can print the histogram. */
sim_io_printf (sd, "\n");
- for (i = 0; i < MAX_MODES; ++i)
+ for (i = 0; i < MODE_TARGET_MAX; ++i)
{
if (PROFILE_READ_COUNT (data) [i] != 0)
{
max_name_len, MODE_NAME (i),
max_val < 10000 ? 5 : 10,
COMMAS (PROFILE_READ_COUNT (data) [i]));
- print_bar (sd, PROFILE_HISTOGRAM_WIDTH,
- PROFILE_READ_COUNT (data) [i],
- max_val);
+ sim_profile_print_bar (sd, PROFILE_HISTOGRAM_WIDTH,
+ PROFILE_READ_COUNT (data) [i],
+ max_val);
sim_io_printf (sd, "\n");
}
if (PROFILE_WRITE_COUNT (data) [i] != 0)
max_name_len, MODE_NAME (i),
max_val < 10000 ? 5 : 10,
COMMAS (PROFILE_WRITE_COUNT (data) [i]));
- print_bar (sd, PROFILE_HISTOGRAM_WIDTH,
- PROFILE_WRITE_COUNT (data) [i],
- max_val);
+ sim_profile_print_bar (sd, PROFILE_HISTOGRAM_WIDTH,
+ PROFILE_WRITE_COUNT (data) [i],
+ max_val);
sim_io_printf (sd, "\n");
}
}
PROFILE_DATA *data = CPU_PROFILE_DATA (cpu);
char comma_buf[20];
- sim_io_printf (sd, "CORE Statistics:\n\n");
+ sim_io_printf (sd, "CORE Statistics\n\n");
/* First pass over data computes various things. */
{
- sim_core_maps map;
+ unsigned map;
total = 0;
max_val = 0;
- for (map = 0; map < nr_sim_core_maps; map++)
+ for (map = 0; map < nr_maps; map++)
{
total += PROFILE_CORE_COUNT (data) [map];
if (PROFILE_CORE_COUNT (data) [map] > max_val)
if (verbose && max_val != 0)
{
- sim_core_maps map;
+ unsigned map;
/* Now we can print the histogram. */
sim_io_printf (sd, "\n");
- for (map = 0; map < nr_sim_core_maps; map++)
+ for (map = 0; map < nr_maps; map++)
{
if (PROFILE_CORE_COUNT (data) [map] != 0)
{
- sim_io_printf (sd, "%10s:", sim_core_map_to_str (map));
+ 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]));
- print_bar (sd, PROFILE_HISTOGRAM_WIDTH,
- PROFILE_CORE_COUNT (data) [map],
- max_val);
+ sim_profile_print_bar (sd, PROFILE_HISTOGRAM_WIDTH,
+ PROFILE_CORE_COUNT (data) [map],
+ max_val);
sim_io_printf (sd, "\n");
}
}
{
SIM_DESC sd = CPU_STATE (cpu);
PROFILE_DATA *data = CPU_PROFILE_DATA (cpu);
- unsigned long cti_stalls = PROFILE_MODEL_CTI_STALL_COUNT (data);
- unsigned long load_stalls = PROFILE_MODEL_LOAD_STALL_COUNT (data);
- unsigned long total = PROFILE_MODEL_CYCLE_COUNT (data)
- + cti_stalls + load_stalls;
+ unsigned long cti_stall_cycles = PROFILE_MODEL_CTI_STALL_CYCLES (data);
+ unsigned long load_stall_cycles = PROFILE_MODEL_LOAD_STALL_CYCLES (data);
+ unsigned long total_cycles = PROFILE_MODEL_TOTAL_CYCLES (data);
char comma_buf[20];
- sim_io_printf (sd, "Model %s Timing Information\n\n",
+ sim_io_printf (sd, "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))");
+#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)));
COMMAS (PROFILE_MODEL_UNTAKEN_COUNT (data)));
sim_io_printf (sd, " %-*s %s\n",
PROFILE_LABEL_WIDTH, "Cycles stalled due to branches:",
- COMMAS (cti_stalls));
+ COMMAS (cti_stall_cycles));
sim_io_printf (sd, " %-*s %s\n",
PROFILE_LABEL_WIDTH, "Cycles stalled due to loads:",
- COMMAS (load_stalls));
+ COMMAS (load_stall_cycles));
sim_io_printf (sd, " %-*s %s\n",
PROFILE_LABEL_WIDTH, "Total cycles (*approximate*):",
- COMMAS (total));
+ COMMAS (total_cycles));
sim_io_printf (sd, "\n");
}
#endif
-
-#if WITH_PROFILE_INSN_P || WITH_PROFILE_MEMORY_P || WITH_PROFILE_CORE_P || WITH_PROFILE_PC_P
-
-static void
-print_bar (SIM_DESC sd, unsigned int width,
- unsigned int val, unsigned int max_val)
+void
+sim_profile_print_bar (SIM_DESC sd, unsigned int width,
+ unsigned int val, unsigned int max_val)
{
unsigned int i, count;
sim_io_printf (sd, "*");
}
-#endif
-
/* Print the simulator's execution speed for CPU. */
static void
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");
if (total != 0)
- sim_io_printf (sd, " Total instructions: %s\n", COMMAS (total));
+ sim_io_printf (sd, " Total instructions: %s\n", COMMAS (total));
if (milliseconds < 1000)
- sim_io_printf (sd, " Total Execution Time: < 1 second\n\n");
+ sim_io_printf (sd, " 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);
+ sim_io_printf (sd, " 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",
+ sim_io_printf (sd, " 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)
+ sim_io_printf (sd, " Simulated cpu frequency: %.2f MHz\n",
+ clock / 1000000);
+ else
+ sim_io_printf (sd, " 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;
+ sim_io_printf (sd, " Simulated execution time: %.2f seconds\n",
+ secs);
+ }
+#endif /* WITH_PROFILE_MODEL_P */
+ }
+}
+
+/* Print selected address ranges. */
+
+static void
+profile_print_addr_ranges (sim_cpu *cpu)
+{
+ ADDR_SUBRANGE *asr = PROFILE_RANGE (CPU_PROFILE_DATA (cpu))->ranges;
+ SIM_DESC sd = CPU_STATE (cpu);
+
+ if (asr)
+ {
+ sim_io_printf (sd, "Selected address ranges\n\n");
+ while (asr != NULL)
+ {
+ sim_io_printf (sd, " 0x%lx - 0x%lx\n",
+ (long) asr->start, (long) asr->end);
+ asr = asr->next;
+ }
+ sim_io_printf (sd, "\n");
+ }
}
/* Top level function to print all summary profile information.
int print_title_p = 0;
/* Only print the title if some data has been collected. */
+ /* ??? Why don't we just exit if no data collected? */
/* 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'. */
sim_io_printf (sd, "CPU %d\n\n", c);
}
+#ifdef SIM_HAVE_ADDR_RANGE
+ if (print_title_p
+ && (PROFILE_INSN_P (cpu)
+ || PROFILE_MODEL_P (cpu)))
+ profile_print_addr_ranges (cpu);
+#endif
+
#if WITH_PROFILE_INSN_P
if (PROFILE_FLAGS (data) [PROFILE_INSN_IDX])
profile_print_insn (cpu, verbose);
for (i = 0; i < MAX_NR_PROCESSORS; ++i)
memset (CPU_PROFILE_DATA (STATE_CPU (sd, i)), 0,
sizeof (* CPU_PROFILE_DATA (STATE_CPU (sd, i))));
+#if WITH_PROFILE_INSN_P
+ sim_module_add_init_fn (sd, profile_insn_init);
+#endif
#if WITH_PROFILE_PC_P
sim_module_add_uninstall_fn (sd, profile_pc_uninstall);
sim_module_add_init_fn (sd, profile_pc_init);
#endif
+ sim_module_add_init_fn (sd, profile_init);
sim_module_add_uninstall_fn (sd, profile_uninstall);
sim_module_add_info_fn (sd, profile_info);
return SIM_RC_OK;
}
+static SIM_RC
+profile_init (SIM_DESC sd)
+{
+#ifdef SIM_HAVE_ADDR_RANGE
+ /* Check if a range has been specified without specifying what to
+ collect. */
+ {
+ int i;
+
+ for (i = 0; i < MAX_NR_PROCESSORS; ++i)
+ {
+ sim_cpu *cpu = STATE_CPU (sd, i);
+
+ if (ADDR_RANGE_RANGES (PROFILE_RANGE (CPU_PROFILE_DATA (cpu)))
+ && ! (PROFILE_INSN_P (cpu)
+ || PROFILE_MODEL_P (cpu)))
+ {
+ sim_io_eprintf_cpu (cpu, "Profiling address range specified without --profile-insn or --profile-model.\n");
+ sim_io_eprintf_cpu (cpu, "Address range ignored.\n");
+ sim_addr_range_delete (PROFILE_RANGE (CPU_PROFILE_DATA (cpu)),
+ 0, ~ (address_word) 0);
+ }
+ }
+ }
+#endif
+
+ return SIM_RC_OK;
+}
+
static void
profile_uninstall (SIM_DESC sd)
{
for (i = 0; i < MAX_NR_PROCESSORS; ++i)
{
- PROFILE_DATA *data = CPU_PROFILE_DATA (STATE_CPU (sd, i));
+ sim_cpu *cpu = STATE_CPU (sd, i);
+ PROFILE_DATA *data = CPU_PROFILE_DATA (cpu);
+
if (PROFILE_FILE (data) != NULL)
{
/* If output from different cpus is going to the same file,
if (i == j)
fclose (PROFILE_FILE (data));
}
+
+ if (PROFILE_INSN_COUNT (data) != NULL)
+ zfree (PROFILE_INSN_COUNT (data));
}
}
projects / deliverable / binutils-gdb.git / blobdiff