* lib/compat.exp (compat-execute): Break up long lines.

[pf3gnuchains/gcc-fork.git] / gcc / timevar.c

diff --git a/gcc/timevar.c b/gcc/timevar.c
index 534001b..1b5d244 100644 (file)
--- a/gcc/timevar.c
+++ b/gcc/timevar.c
@@ -1,5 +1,5 @@
 /* Timing variables for measuring compiler performance.
-   Copyright (C) 2000 Free Software Foundation, Inc.
+   Copyright (C) 2000, 2003, 2004 Free Software Foundation, Inc.
    Contributed by Alex Samuel <samuel@codesourcery.com>
 
 This file is part of GCC.
@@ -71,7 +71,7 @@ struct tms
    information).  */
 #ifdef HAVE_TIMES
 # if defined HAVE_DECL_TIMES && !HAVE_DECL_TIMES
-  extern clock_t times PARAMS ((struct tms *));
+  extern clock_t times (struct tms *);
 # endif
 # define USE_TIMES
 # define HAVE_USER_TIME
@@ -80,7 +80,7 @@ struct tms
 #else
 #ifdef HAVE_GETRUSAGE
 # if defined HAVE_DECL_GETRUSAGE && !HAVE_DECL_GETRUSAGE
-  extern int getrusage PARAMS ((int, struct rusage *));
+  extern int getrusage (int, struct rusage *);
 # endif
 # define USE_GETRUSAGE
 # define HAVE_USER_TIME
@@ -88,7 +88,7 @@ struct tms
 #else
 #ifdef HAVE_CLOCK
 # if defined HAVE_DECL_CLOCK && !HAVE_DECL_CLOCK
-  extern clock_t clock PARAMS ((void));
+  extern clock_t clock (void);
 # endif
 # define USE_CLOCK
 # define HAVE_USER_TIME
@@ -168,19 +168,17 @@ static struct timevar_stack_def *unused_stack_instances;
    element.  */
 static struct timevar_time_def start_time;
 
-static void get_time
-  PARAMS ((struct timevar_time_def *));
-static void timevar_accumulate
-  PARAMS ((struct timevar_time_def *, struct timevar_time_def *,
-          struct timevar_time_def *));
+static void get_time (struct timevar_time_def *);
+static void timevar_accumulate (struct timevar_time_def *,
+                               struct timevar_time_def *,
+                               struct timevar_time_def *);
 
 /* Fill the current times into TIME.  The definition of this function
    also defines any or all of the HAVE_USER_TIME, HAVE_SYS_TIME, and
    HAVE_WALL_TIME macros.  */
 
 static void
-get_time (now)
-     struct timevar_time_def *now;
+get_time (struct timevar_time_def *now)
 {
   now->user = 0;
   now->sys  = 0;
@@ -211,10 +209,9 @@ get_time (now)
 /* Add the difference between STOP_TIME and START_TIME to TIMER.  */
 
 static void
-timevar_accumulate (timer, start_time, stop_time)
-     struct timevar_time_def *timer;
-     struct timevar_time_def *start_time;
-     struct timevar_time_def *stop_time;
+timevar_accumulate (struct timevar_time_def *timer,
+                   struct timevar_time_def *start_time,
+                   struct timevar_time_def *stop_time)
 {
   timer->user += stop_time->user - start_time->user;
   timer->sys += stop_time->sys - start_time->sys;
@@ -224,12 +221,12 @@ timevar_accumulate (timer, start_time, stop_time)
 /* Initialize timing variables.  */
 
 void
-timevar_init ()
+timevar_init (void)
 {
   timevar_enable = true;
 
   /* Zero all elapsed times.  */
-  memset ((void *) timevars, 0, sizeof (timevars));
+  memset (timevars, 0, sizeof (timevars));
 
   /* Initialize the names of timing variables.  */
 #define DEFTIMEVAR(identifier__, name__) \
@@ -253,8 +250,7 @@ timevar_init ()
    TIMEVAR cannot be running as a standalone timer.  */
 
 void
-timevar_push (timevar)
-     timevar_id_t timevar;
+timevar_push (timevar_id_t timevar)
 {
   struct timevar_def *tv = &timevars[timevar];
   struct timevar_stack_def *context;
@@ -290,8 +286,7 @@ timevar_push (timevar)
       unused_stack_instances = unused_stack_instances->next;
     }
   else
-    context = (struct timevar_stack_def *)
-      xmalloc (sizeof (struct timevar_stack_def));
+    context = xmalloc (sizeof (struct timevar_stack_def));
 
   /* Fill it in and put it on the stack.  */
   context->timevar = tv;
@@ -306,8 +301,7 @@ timevar_push (timevar)
    timing variable.  */
 
 void
-timevar_pop (timevar)
-     timevar_id_t timevar;
+timevar_pop (timevar_id_t timevar)
 {
   struct timevar_time_def now;
   struct timevar_stack_def *popped = stack;
@@ -346,8 +340,7 @@ timevar_pop (timevar)
    attributed to TIMEVAR.  */
 
 void
-timevar_start (timevar)
-     timevar_id_t timevar;
+timevar_start (timevar_id_t timevar)
 {
   struct timevar_def *tv = &timevars[timevar];
 
@@ -370,8 +363,7 @@ timevar_start (timevar)
    is attributed to it.  */
 
 void
-timevar_stop (timevar)
-     timevar_id_t timevar;
+timevar_stop (timevar_id_t timevar)
 {
   struct timevar_def *tv = &timevars[timevar];
   struct timevar_time_def now;
@@ -391,9 +383,7 @@ timevar_stop (timevar)
    update-to-date information even if TIMEVAR is currently running.  */
 
 void
-timevar_get (timevar, elapsed)
-     timevar_id_t timevar;
-     struct timevar_time_def *elapsed;
+timevar_get (timevar_id_t timevar, struct timevar_time_def *elapsed)
 {
   struct timevar_def *tv = &timevars[timevar];
   struct timevar_time_def now;
@@ -419,8 +409,7 @@ timevar_get (timevar, elapsed)
    for normalizing the others, and is displayed last.  */
 
 void
-timevar_print (fp)
-     FILE *fp;
+timevar_print (FILE *fp)
 {
   /* Only print stuff if we have some sort of time information.  */
 #if defined (HAVE_USER_TIME) || defined (HAVE_SYS_TIME) || defined (HAVE_WALL_TIME)
@@ -509,28 +498,20 @@ timevar_print (fp)
   fprintf (fp, "%7.2f\n", total->wall);
 #endif
 
+#ifdef ENABLE_CHECKING
+  fprintf (fp, "Extra diagnostic checks enabled; compiler may run slowly.\n");
+  fprintf (fp, "Configure with --disable-checking to disable checks.\n");
+#endif
+
 #endif /* defined (HAVE_USER_TIME) || defined (HAVE_SYS_TIME)
          || defined (HAVE_WALL_TIME) */
 }
 
-/* Returns time (user + system) used so far by the compiler process,
-   in microseconds.  */
-
-long
-get_run_time ()
-{
-  struct timevar_time_def total_elapsed;
-  timevar_get (TV_TOTAL, &total_elapsed);
-  return total_elapsed.user + total_elapsed.sys;
-}
-
 /* Prints a message to stderr stating that time elapsed in STR is
    TOTAL (given in microseconds).  */
 
 void
-print_time (str, total)
-     const char *str;
-     long total;
+print_time (const char *str, long total)
 {
   long all_time = get_run_time ();
   fprintf (stderr,