* tree.h (TREE_ADDRESSABLE): Adjust comment to say that

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

diff --git a/gcc/timevar.h b/gcc/timevar.h
index c7fcfa7..e776dbf 100644 (file)
--- a/gcc/timevar.h
+++ b/gcc/timevar.h
@@ -1,23 +1,26 @@
 /* Timing variables for measuring compiler performance.
-   Copyright (C) 2000 Free Software Foundation, Inc.
+   Copyright (C) 2000, 2003, 2004, 2005, 2007, 2009
+   Free Software Foundation, Inc.
    Contributed by Alex Samuel <samuel@codesourcery.com>
 
-   This file is part of GNU CC.
+   This file is part of GCC.
 
-   GNU CC 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)
+   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 3, or (at your option)
    any later version.
 
-   GNU CC 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.
+   GCC 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 GNU CC; 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/>.  */
+
+#ifndef GCC_TIMEVAR_H
+#define GCC_TIMEVAR_H
 
 /* Timing variables are used to measure elapsed time in various
    portions of the compiler.  Each measures elapsed user, system, and
@@ -38,11 +41,11 @@
 
      - As a standalone timer, using timevar_start and timevar_stop.
        All time elapsed between the two calls is attributed to the
-       variable.  
+       variable.
 */
-   
+
 /* This structure stores the various varieties of time that can be
-   measured.  Times are stored in microseconds.  The time may be an
+   measured.  Times are stored in seconds.  The time may be an
    absolute time or a time difference; in the former case, the time
    base is undefined, except that the difference between two times
    produces a valid time difference.  */
@@ -50,37 +53,65 @@
 struct timevar_time_def
 {
   /* User time in this process.  */
-  long user;
+  double user;
 
   /* System time (if applicable for this host platform) in this
      process.  */
-  long sys;
+  double sys;
 
   /* Wall clock time.  */
-  long wall;
+  double wall;
+
+  /* Garbage collector memory.  */
+  unsigned ggc_mem;
 };
 
-/* An enumeration of timing variable indentifiers.  Constructed from
+/* An enumeration of timing variable identifiers.  Constructed from
    the contents of timevar.def.  */
 
 #define DEFTIMEVAR(identifier__, name__) \
-    identifier__, 
+    identifier__,
 typedef enum
 {
+  TV_NONE,
 #include "timevar.def"
   TIMEVAR_LAST
 }
 timevar_id_t;
 #undef DEFTIMEVAR
 
-extern void init_timevar PARAMS ((void));
-extern void timevar_push PARAMS ((timevar_id_t));
-extern void timevar_pop PARAMS ((timevar_id_t));
-extern void timevar_start PARAMS ((timevar_id_t));
-extern void timevar_stop PARAMS ((timevar_id_t));
-extern void timevar_get PARAMS ((timevar_id_t, struct timevar_time_def *));
-extern void timevar_print PARAMS ((FILE *));
+/* True if timevars should be used.  In GCC, this happens with
+   the -ftime-report flag.  */
+extern bool timevar_enable;
+
+/* Total amount of memory allocated by garbage collector.  */
+extern size_t timevar_ggc_mem_total;
+
+/* Execute the sequence: timevar_pop (TV), return (E);  */
+#define POP_TIMEVAR_AND_RETURN(TV, E)  do { timevar_pop (TV); return (E); }while(0)
+
+extern void timevar_init (void);
+extern void timevar_push_1 (timevar_id_t);
+extern void timevar_pop_1 (timevar_id_t);
+extern void timevar_start (timevar_id_t);
+extern void timevar_stop (timevar_id_t);
+extern void timevar_print (FILE *);
 
 /* Provided for backward compatibility.  */
-extern long get_run_time PARAMS ((void));
-extern void print_time PARAMS ((const char *, long));
+static inline void
+timevar_push (timevar_id_t tv)
+{
+  if (timevar_enable)
+    timevar_push_1 (tv);
+}
+
+static inline void
+timevar_pop (timevar_id_t tv)
+{
+  if (timevar_enable)
+    timevar_pop_1 (tv);
+}
+
+extern void print_time (const char *, long);
+
+#endif /* ! GCC_TIMEVAR_H */