/* Timing variables for measuring compiler performance.
- Copyright (C) 2000, 2003, 2004 Free Software Foundation, Inc.
+ Copyright (C) 2000, 2003, 2004, 2005, 2007 Free Software Foundation, Inc.
Contributed by Alex Samuel <samuel@codesourcery.com>
This file is part of GCC.
GCC 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
+Software Foundation; either version 3, or (at your option) any later
version.
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
for more details.
You should have received a copy of the GNU General Public License
-along with GCC; see the file COPYING. If not, write to the Free
-Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-02111-1307, USA. */
+along with GCC; see the file COPYING3. If not see
+<http://www.gnu.org/licenses/>. */
#include "config.h"
#include "system.h"
#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;
unused_stack_instances = unused_stack_instances->next;
}
else
- context = xmalloc (sizeof (struct timevar_stack_def));
+ context = XNEW (struct timevar_stack_def);
/* Fill it in and put it on the stack. */
context->timevar = tv;
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;
-
gcc_assert (&timevars[timevar] == stack->timevar);
/* What time is it? */
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");
- fprintf (fp, "Configure with --disable-checking to disable checks.\n");
+ fprintf (fp, "Configure with --enable-checking=release to disable checks.\n");
+#endif
+#ifndef ENABLE_ASSERT_CHECKING
+ fprintf (fp, "Internal checks disabled; compiler is not suited for release.\n");
+ fprintf (fp, "Configure with --enable-checking=release to enable checks.\n");
#endif
#endif /* defined (HAVE_USER_TIME) || defined (HAVE_SYS_TIME)