/* Timing variables for measuring compiler performance.
- Copyright (C) 2000, 2003 Free Software Foundation, Inc.
+ Copyright (C) 2000, 2003, 2004, 2005 Free Software Foundation, Inc.
Contributed by Alex Samuel <samuel@codesourcery.com>
This file is part of GCC.
#include "flags.h"
#include "timevar.h"
-static bool timevar_enable;
+bool timevar_enable;
+
+/* Total amount of memory allocated by garbage collector. */
+
+size_t timevar_ggc_mem_total;
+
+/* The amount of memory that will cause us to report the timevar even
+ if the time spent is not significant. */
+
+#define GGC_MEM_BOUND (1 << 20)
/* See timevar.h for an explanation of timing variables. */
now->user = 0;
now->sys = 0;
now->wall = 0;
+ now->ggc_mem = timevar_ggc_mem_total;
if (!timevar_enable)
return;
timer->user += stop_time->user - start_time->user;
timer->sys += stop_time->sys - start_time->sys;
timer->wall += stop_time->wall - start_time->wall;
+ timer->ggc_mem += stop_time->ggc_mem - start_time->ggc_mem;
}
/* Initialize timing variables. */
TIMEVAR cannot be running as a standalone timer. */
void
-timevar_push (timevar_id_t timevar)
+timevar_push_1 (timevar_id_t timevar)
{
struct timevar_def *tv = &timevars[timevar];
struct timevar_stack_def *context;
struct timevar_time_def now;
- if (!timevar_enable)
- return;
-
/* Mark this timing variable as used. */
tv->used = 1;
/* Can't push a standalone timer. */
- if (tv->standalone)
- abort ();
+ gcc_assert (!tv->standalone);
/* What time is it? */
get_time (&now);
timing variable. */
void
-timevar_pop (timevar_id_t timevar)
+timevar_pop_1 (timevar_id_t timevar)
{
struct timevar_time_def now;
struct timevar_stack_def *popped = stack;
- if (!timevar_enable)
- return;
-
- if (&timevars[timevar] != stack->timevar)
- {
- sorry ("cannot timevar_pop '%s' when top of timevars stack is '%s'",
- timevars[timevar].name, stack->timevar->name);
- abort ();
- }
-
+ gcc_assert (&timevars[timevar] == stack->timevar);
+
/* What time is it? */
get_time (&now);
/* Don't allow the same timing variable to be started more than
once. */
- if (tv->standalone)
- abort ();
+ gcc_assert (!tv->standalone);
tv->standalone = 1;
get_time (&tv->start_time);
return;
/* TIMEVAR must have been started via timevar_start. */
- if (!tv->standalone)
- abort ();
+ gcc_assert (tv->standalone);
get_time (&now);
timevar_accumulate (&tv->elapsed, &tv->start_time, &now);
}
-/* Fill the elapsed time for TIMEVAR into ELAPSED. Returns
- update-to-date information even if TIMEVAR is currently running. */
-
-void
-timevar_get (timevar_id_t timevar, struct timevar_time_def *elapsed)
-{
- struct timevar_def *tv = &timevars[timevar];
- struct timevar_time_def now;
-
- *elapsed = tv->elapsed;
-
- /* Is TIMEVAR currently running as a standalone timer? */
- if (tv->standalone)
- {
- get_time (&now);
- timevar_accumulate (elapsed, &tv->start_time, &now);
- }
- /* Or is TIMEVAR at the top of the timer stack? */
- else if (stack->timevar == tv)
- {
- get_time (&now);
- timevar_accumulate (elapsed, &start_time, &now);
- }
-}
-
/* Summarize timing variables to FP. The timing variable TV_TOTAL has
a special meaning -- it's considered to be the total elapsed time,
for normalizing the others, and is displayed last. */
zeroes. */
if (tv->elapsed.user < tiny
&& tv->elapsed.sys < tiny
- && tv->elapsed.wall < tiny)
+ && tv->elapsed.wall < tiny
+ && tv->elapsed.ggc_mem < GGC_MEM_BOUND)
continue;
/* The timing variable name. */
(total->wall == 0 ? 0 : tv->elapsed.wall / total->wall) * 100);
#endif /* HAVE_WALL_TIME */
+ /* Print the amount of ggc memory allocated. */
+ fprintf (fp, "%8u kB (%2.0f%%) ggc",
+ (unsigned) (tv->elapsed.ggc_mem >> 10),
+ (total->ggc_mem == 0
+ ? 0
+ : (float) tv->elapsed.ggc_mem / total->ggc_mem) * 100);
+
putc ('\n', fp);
}
fprintf (fp, "%7.2f ", total->sys);
#endif
#ifdef HAVE_WALL_TIME
- fprintf (fp, "%7.2f\n", total->wall);
+ fprintf (fp, "%7.2f ", total->wall);
#endif
+ fprintf (fp, "%8u kB\n", (unsigned) (total->ggc_mem >> 10));
#ifdef ENABLE_CHECKING
fprintf (fp, "Extra diagnostic checks enabled; compiler may run slowly.\n");