Merge remote-tracking branch 'origin/maint'

[bison.git] / lib / bitset_stats.c

diff --git a/lib/bitset_stats.c b/lib/bitset_stats.c
index a7f53fbca8216761d922441305f4f49195488695..dd14aabd50bf544a352db80ae14fa491fa104eaa 100644 (file)
--- a/lib/bitset_stats.c
+++ b/lib/bitset_stats.c
@@ -1,5 +1,7 @@
 /* Bitset statistics.
-   Copyright (C) 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
+
+   Copyright (C) 2002-2006, 2009-2012 Free Software Foundation, Inc.
+
    Contributed by Michael Hayes (m.hayes@elec.canterbury.ac.nz).
 
    This program is free software: you can redistribute it and/or modify
@@ -46,29 +48,29 @@
 
 
 /* Accessor macros.  */
-#define BITSET_STATS_ALLOCS_INC(TYPE)                  \
+#define BITSET_STATS_ALLOCS_INC(TYPE)                   \
     bitset_stats_info->types[(TYPE)].allocs++
-#define BITSET_STATS_FREES_INC(BSET)                   \
+#define BITSET_STATS_FREES_INC(BSET)                    \
     bitset_stats_info->types[BITSET_TYPE_ (BSET)].frees++
-#define BITSET_STATS_SETS_INC(BSET)                    \
+#define BITSET_STATS_SETS_INC(BSET)                     \
     bitset_stats_info->types[BITSET_TYPE_ (BSET)].sets++
-#define BITSET_STATS_CACHE_SETS_INC(BSET)              \
+#define BITSET_STATS_CACHE_SETS_INC(BSET)               \
     bitset_stats_info->types[BITSET_TYPE_ (BSET)].cache_sets++
-#define BITSET_STATS_RESETS_INC(BSET)                  \
+#define BITSET_STATS_RESETS_INC(BSET)                   \
     bitset_stats_info->types[BITSET_TYPE_ (BSET)].resets++
-#define BITSET_STATS_CACHE_RESETS_INC(BSET)            \
+#define BITSET_STATS_CACHE_RESETS_INC(BSET)             \
     bitset_stats_info->types[BITSET_TYPE_ (BSET)].cache_resets++
-#define BITSET_STATS_TESTS_INC(BSET)                   \
+#define BITSET_STATS_TESTS_INC(BSET)                    \
     bitset_stats_info->types[BITSET_TYPE_ (BSET)].tests++
-#define BITSET_STATS_CACHE_TESTS_INC(BSET)             \
+#define BITSET_STATS_CACHE_TESTS_INC(BSET)              \
     bitset_stats_info->types[BITSET_TYPE_ (BSET)].cache_tests++
-#define BITSET_STATS_LISTS_INC(BSET)                   \
+#define BITSET_STATS_LISTS_INC(BSET)                    \
     bitset_stats_info->types[BITSET_TYPE_ (BSET)].lists++
-#define BITSET_STATS_LIST_COUNTS_INC(BSET, I)          \
+#define BITSET_STATS_LIST_COUNTS_INC(BSET, I)           \
     bitset_stats_info->types[BITSET_TYPE_ (BSET)].list_counts[(I)]++
-#define BITSET_STATS_LIST_SIZES_INC(BSET, I)           \
+#define BITSET_STATS_LIST_SIZES_INC(BSET, I)            \
     bitset_stats_info->types[BITSET_TYPE_ (BSET)].list_sizes[(I)]++
-#define BITSET_STATS_LIST_DENSITY_INC(BSET, I)         \
+#define BITSET_STATS_LIST_DENSITY_INC(BSET, I)          \
     bitset_stats_info->types[BITSET_TYPE_ (BSET)].list_density[(I)]++
 
 
@@ -103,7 +105,7 @@ bool bitset_stats_enabled = false;
 /* Print a percentage histogram with message MSG to FILE.  */
 static void
 bitset_percent_histogram_print (FILE *file, const char *name, const char *msg,
-                               unsigned int n_bins, unsigned int *bins)
+                                unsigned int n_bins, unsigned int *bins)
 {
   unsigned int i;
   unsigned int total;
@@ -118,16 +120,16 @@ bitset_percent_histogram_print (FILE *file, const char *name, const char *msg,
   fprintf (file, "%s %s", name, msg);
   for (i = 0; i < n_bins; i++)
     fprintf (file, "%.0f-%.0f%%\t%8u (%5.1f%%)\n",
-            i * 100.0 / n_bins,
-            (i + 1) * 100.0 / n_bins, bins[i],
-            (100.0 * bins[i]) / total);
+             i * 100.0 / n_bins,
+             (i + 1) * 100.0 / n_bins, bins[i],
+             (100.0 * bins[i]) / total);
 }
 
 
 /* Print a log histogram with message MSG to FILE.  */
 static void
 bitset_log_histogram_print (FILE *file, const char *name, const char *msg,
-                           unsigned int n_bins, unsigned int *bins)
+                            unsigned int n_bins, unsigned int *bins)
 {
   unsigned int i;
   unsigned int total;
@@ -151,50 +153,50 @@ bitset_log_histogram_print (FILE *file, const char *name, const char *msg,
   fprintf (file, "%s %s", name, msg);
   for (i = 0; i < 2; i++)
     fprintf (file, "%*d\t%8u (%5.1f%%)\n",
-            max_width, i, bins[i], 100.0 * bins[i] / total);
+             max_width, i, bins[i], 100.0 * bins[i] / total);
 
   for (; i < n_bins; i++)
     fprintf (file, "%*lu-%lu\t%8u (%5.1f%%)\n",
-            max_width - ((unsigned int) (0.30103 * (i) + 0.9999) + 1),
-            1UL << (i - 1),
-            (1UL << i) - 1,
-            bins[i],
-            (100.0 * bins[i]) / total);
+             max_width - ((unsigned int) (0.30103 * (i) + 0.9999) + 1),
+             1UL << (i - 1),
+             (1UL << i) - 1,
+             bins[i],
+             (100.0 * bins[i]) / total);
 }
 
 
 /* Print bitset statistics to FILE.  */
 static void
 bitset_stats_print_1 (FILE *file, const char *name,
-                     struct bitset_type_info_struct *stats)
+                      struct bitset_type_info_struct *stats)
 {
   if (!stats)
     return;
 
   fprintf (file, "%s:\n", name);
   fprintf (file, _("%u bitset_allocs, %u freed (%.2f%%).\n"),
-          stats->allocs, stats->frees,
-          stats->allocs ? 100.0 * stats->frees / stats->allocs : 0);
+           stats->allocs, stats->frees,
+           stats->allocs ? 100.0 * stats->frees / stats->allocs : 0);
   fprintf (file, _("%u bitset_sets, %u cached (%.2f%%)\n"),
-          stats->sets, stats->cache_sets,
-          stats->sets ? 100.0 * stats->cache_sets / stats->sets : 0);
+           stats->sets, stats->cache_sets,
+           stats->sets ? 100.0 * stats->cache_sets / stats->sets : 0);
   fprintf (file, _("%u bitset_resets, %u cached (%.2f%%)\n"),
-          stats->resets, stats->cache_resets,
-          stats->resets ? 100.0 * stats->cache_resets / stats->resets : 0);
+           stats->resets, stats->cache_resets,
+           stats->resets ? 100.0 * stats->cache_resets / stats->resets : 0);
   fprintf (file, _("%u bitset_tests, %u cached (%.2f%%)\n"),
-          stats->tests, stats->cache_tests,
-          stats->tests ? 100.0 * stats->cache_tests / stats->tests : 0);
+           stats->tests, stats->cache_tests,
+           stats->tests ? 100.0 * stats->cache_tests / stats->tests : 0);
 
   fprintf (file, _("%u bitset_lists\n"), stats->lists);
 
   bitset_log_histogram_print (file, name, _("count log histogram\n"),
-                             BITSET_LOG_COUNT_BINS, stats->list_counts);
+                              BITSET_LOG_COUNT_BINS, stats->list_counts);
 
   bitset_log_histogram_print (file, name, _("size log histogram\n"),
-                             BITSET_LOG_SIZE_BINS, stats->list_sizes);
+                              BITSET_LOG_SIZE_BINS, stats->list_sizes);
 
   bitset_percent_histogram_print (file, name, _("density histogram\n"),
-                                 BITSET_DENSITY_BINS, stats->list_density);
+                                  BITSET_DENSITY_BINS, stats->list_density);
 }
 
 
@@ -214,7 +216,7 @@ bitset_stats_print (FILE *file, bool verbose ATTRIBUTE_UNUSED)
 
   for (i = 0; i < BITSET_TYPE_NUM; i++)
     bitset_stats_print_1 (file, bitset_type_names[i],
-                         &bitset_stats_info->types[i]);
+                          &bitset_stats_info->types[i]);
 }
 
 
@@ -251,15 +253,15 @@ bitset_stats_read (const char *file_name)
   if (file)
     {
       if (fread (&bitset_stats_info_data, sizeof (bitset_stats_info_data),
-                1, file) != 1)
-       {
-         if (ferror (file))
-           perror (_("Could not read stats file."));
-         else
-           fprintf (stderr, _("Bad stats file size.\n"));
-       }
+                 1, file) != 1)
+        {
+          if (ferror (file))
+            perror (_("cannot read stats file"));
+          else
+            fprintf (stderr, _("bad stats file size\n"));
+        }
       if (fclose (file) != 0)
-       perror (_("Could not read stats file."));
+        perror (_("cannot read stats file"));
     }
   bitset_stats_info_data.runs++;
 }
@@ -281,13 +283,13 @@ bitset_stats_write (const char *file_name)
   if (file)
     {
       if (fwrite (&bitset_stats_info_data, sizeof (bitset_stats_info_data),
-                 1, file) != 1)
-       perror (_("Could not write stats file."));
+                  1, file) != 1)
+        perror (_("cannot write stats file"));
       if (fclose (file) != 0)
-       perror (_("Could not write stats file."));
+        perror (_("cannot write stats file"));
     }
   else
-    perror (_("Could not open stats file for writing."));
+    perror (_("cannot open stats file for writing"));
 }
 
 
@@ -338,7 +340,7 @@ bitset_stats_reset (bitset dst, bitset_bindex bitno)
   if (offset < bset->b.csize)
     {
       bset->b.cdata[offset] &=
-       ~((bitset_word) 1 << (bitno % BITSET_WORD_BITS));
+        ~((bitset_word) 1 << (bitno % BITSET_WORD_BITS));
       BITSET_STATS_CACHE_RESETS_INC (bset);
     }
   else
@@ -568,17 +570,15 @@ bitset_stats_or_and_cmp (bitset dst, bitset src1, bitset src2, bitset src3)
 
 static bitset_bindex
 bitset_stats_list (bitset bset, bitset_bindex *list,
-                  bitset_bindex num, bitset_bindex *next)
+                   bitset_bindex num, bitset_bindex *next)
 {
   bitset_bindex count;
   bitset_bindex tmp;
   bitset_bindex size;
   bitset_bindex i;
-  enum bitset_type type;
 
   count = BITSET_LIST_ (bset->s.bset, list, num, next);
 
-  type = BITSET_TYPE_ (bset->s.bset);
   BITSET_STATS_LISTS_INC (bset->s.bset);
 
   /* Log histogram of number of set bits.  */
@@ -607,7 +607,7 @@ bitset_stats_list (bitset bset, bitset_bindex *list,
 
 static bitset_bindex
 bitset_stats_list_reverse (bitset bset, bitset_bindex *list,
-                          bitset_bindex num, bitset_bindex *next)
+                           bitset_bindex num, bitset_bindex *next)
 {
   return BITSET_LIST_REVERSE_ (bset->s.bset, list, num, next);
 }