merge from gcc

4 files changed, 42 insertions, 32 deletions

diff --git a/include/ChangeLog b/include/ChangeLog
index 107913db6e2..22df3662d81 100644
--- a/include/ChangeLog
+++ b/include/ChangeLog
@@ -1,3 +1,8 @@
+2005-06-30  Daniel Berlin  <dberlin@dberlin.org>
+
+	* hashtab.h (HTAB_DELETED_ENTRY): New macro.
+	(HTAB_EMPTY_ENTRY): New macro.
+
 2005-06-20  Geoffrey Keating  <geoffk@apple.com>
 
 	* libiberty.h (strverscmp): Prototype. 
diff --git a/include/hashtab.h b/include/hashtab.h
index 122ff9d65bc..77eee14e94f 100644
--- a/include/hashtab.h
+++ b/include/hashtab.h
@@ -81,6 +81,15 @@ typedef void (*htab_free) (void *);
 typedef void *(*htab_alloc_with_arg) (void *, size_t, size_t);
 typedef void (*htab_free_with_arg) (void *, void *);
 
+/* This macro defines reserved value for empty table entry.  */
+
+#define HTAB_EMPTY_ENTRY    ((PTR) 0)
+
+/* This macro defines reserved value for table entry which contained
+   a deleted element. */
+
+#define HTAB_DELETED_ENTRY  ((PTR) 1)
+
 /* Hash tables are of the following type.  The structure
    (implementation) of this type is not needed for using the hash
    tables.  All work with hash table should be executed only through
diff --git a/libiberty/ChangeLog b/libiberty/ChangeLog
index 04ab848a675..2522b8270e6 100644
--- a/libiberty/ChangeLog
+++ b/libiberty/ChangeLog
@@ -1,3 +1,8 @@
+2005-06-30  Daniel Berlin  <dberlin@dberlin.org>
+
+	* hashtab.c (EMPTY_ENTRY): Moved and renamed.
+	(DELETED_ENTRY): Ditto.	
+
 2005-06-20  Geoffrey Keating  <geoffk@apple.com>
 
 	* strverscmp.c: New.
diff --git a/libiberty/hashtab.c b/libiberty/hashtab.c
index 5557e0a9686..a5671a0a768 100644
--- a/libiberty/hashtab.c
+++ b/libiberty/hashtab.c
@@ -64,15 +64,6 @@ Boston, MA 02110-1301, USA.  */
 #define CHAR_BIT 8
 #endif
 
-/* This macro defines reserved value for empty table entry. */
-
-#define EMPTY_ENTRY    ((PTR) 0)
-
-/* This macro defines reserved value for table entry which contained
-   a deleted element. */
-
-#define DELETED_ENTRY  ((PTR) 1)
-
 static unsigned int higher_prime_index (unsigned long);
 static hashval_t htab_mod_1 (hashval_t, hashval_t, hashval_t, int);
 static hashval_t htab_mod (hashval_t, htab_t);
@@ -290,7 +281,7 @@ htab_mod_m2 (hashval_t hash, htab_t htab)
 
 /* This function creates table with length slightly longer than given
    source length.  Created hash table is initiated as empty (all the
-   hash table entries are EMPTY_ENTRY).  The function returns the
+   hash table entries are HTAB_EMPTY_ENTRY).  The function returns the
    created hash table, or NULL if memory allocation fails.  */
 
 htab_t
@@ -401,7 +392,7 @@ htab_delete (htab_t htab)
 
   if (htab->del_f)
     for (i = size - 1; i >= 0; i--)
-      if (entries[i] != EMPTY_ENTRY && entries[i] != DELETED_ENTRY)
+      if (entries[i] != HTAB_EMPTY_ENTRY && entries[i] != HTAB_DELETED_ENTRY)
 	(*htab->del_f) (entries[i]);
 
   if (htab->free_f != NULL)
@@ -427,7 +418,7 @@ htab_empty (htab_t htab)
 
   if (htab->del_f)
     for (i = size - 1; i >= 0; i--)
-      if (entries[i] != EMPTY_ENTRY && entries[i] != DELETED_ENTRY)
+      if (entries[i] != HTAB_EMPTY_ENTRY && entries[i] != HTAB_DELETED_ENTRY)
 	(*htab->del_f) (entries[i]);
 
   memset (entries, 0, size * sizeof (PTR));
@@ -448,9 +439,9 @@ find_empty_slot_for_expand (htab_t htab, hashval_t hash)
   PTR *slot = htab->entries + index;
   hashval_t hash2;
 
-  if (*slot == EMPTY_ENTRY)
+  if (*slot == HTAB_EMPTY_ENTRY)
     return slot;
-  else if (*slot == DELETED_ENTRY)
+  else if (*slot == HTAB_DELETED_ENTRY)
     abort ();
 
   hash2 = htab_mod_m2 (hash, htab);
@@ -461,9 +452,9 @@ find_empty_slot_for_expand (htab_t htab, hashval_t hash)
 	index -= size;
 
       slot = htab->entries + index;
-      if (*slot == EMPTY_ENTRY)
+      if (*slot == HTAB_EMPTY_ENTRY)
 	return slot;
-      else if (*slot == DELETED_ENTRY)
+      else if (*slot == HTAB_DELETED_ENTRY)
 	abort ();
     }
 }
@@ -523,7 +514,7 @@ htab_expand (htab_t htab)
     {
       PTR x = *p;
 
-      if (x != EMPTY_ENTRY && x != DELETED_ENTRY)
+      if (x != HTAB_EMPTY_ENTRY && x != HTAB_DELETED_ENTRY)
 	{
 	  PTR *q = find_empty_slot_for_expand (htab, (*htab->hash_f) (x));
 
@@ -556,8 +547,8 @@ htab_find_with_hash (htab_t htab, const PTR element, hashval_t hash)
   index = htab_mod (hash, htab);
 
   entry = htab->entries[index];
-  if (entry == EMPTY_ENTRY
-      || (entry != DELETED_ENTRY && (*htab->eq_f) (entry, element)))
+  if (entry == HTAB_EMPTY_ENTRY
+      || (entry != HTAB_DELETED_ENTRY && (*htab->eq_f) (entry, element)))
     return entry;
 
   hash2 = htab_mod_m2 (hash, htab);
@@ -569,8 +560,8 @@ htab_find_with_hash (htab_t htab, const PTR element, hashval_t hash)
 	index -= size;
 
       entry = htab->entries[index];
-      if (entry == EMPTY_ENTRY
-	  || (entry != DELETED_ENTRY && (*htab->eq_f) (entry, element)))
+      if (entry == HTAB_EMPTY_ENTRY
+	  || (entry != HTAB_DELETED_ENTRY && (*htab->eq_f) (entry, element)))
 	return entry;
     }
 }
@@ -615,9 +606,9 @@ htab_find_slot_with_hash (htab_t htab, const PTR element,
   first_deleted_slot = NULL;
 
   entry = htab->entries[index];
-  if (entry == EMPTY_ENTRY)
+  if (entry == HTAB_EMPTY_ENTRY)
     goto empty_entry;
-  else if (entry == DELETED_ENTRY)
+  else if (entry == HTAB_DELETED_ENTRY)
     first_deleted_slot = &htab->entries[index];
   else if ((*htab->eq_f) (entry, element))
     return &htab->entries[index];
@@ -631,9 +622,9 @@ htab_find_slot_with_hash (htab_t htab, const PTR element,
 	index -= size;
       
       entry = htab->entries[index];
-      if (entry == EMPTY_ENTRY)
+      if (entry == HTAB_EMPTY_ENTRY)
 	goto empty_entry;
-      else if (entry == DELETED_ENTRY)
+      else if (entry == HTAB_DELETED_ENTRY)
 	{
 	  if (!first_deleted_slot)
 	    first_deleted_slot = &htab->entries[index];
@@ -649,7 +640,7 @@ htab_find_slot_with_hash (htab_t htab, const PTR element,
   if (first_deleted_slot)
     {
       htab->n_deleted--;
-      *first_deleted_slot = EMPTY_ENTRY;
+      *first_deleted_slot = HTAB_EMPTY_ENTRY;
       return first_deleted_slot;
     }
 
@@ -688,13 +679,13 @@ htab_remove_elt_with_hash (htab_t htab, PTR element, hashval_t hash)
   PTR *slot;
 
   slot = htab_find_slot_with_hash (htab, element, hash, NO_INSERT);
-  if (*slot == EMPTY_ENTRY)
+  if (*slot == HTAB_EMPTY_ENTRY)
     return;
 
   if (htab->del_f)
     (*htab->del_f) (*slot);
 
-  *slot = DELETED_ENTRY;
+  *slot = HTAB_DELETED_ENTRY;
   htab->n_deleted++;
 }
 
@@ -706,13 +697,13 @@ void
 htab_clear_slot (htab_t htab, PTR *slot)
 {
   if (slot < htab->entries || slot >= htab->entries + htab_size (htab)
-      || *slot == EMPTY_ENTRY || *slot == DELETED_ENTRY)
+      || *slot == HTAB_EMPTY_ENTRY || *slot == HTAB_DELETED_ENTRY)
     abort ();
 
   if (htab->del_f)
     (*htab->del_f) (*slot);
 
-  *slot = DELETED_ENTRY;
+  *slot = HTAB_DELETED_ENTRY;
   htab->n_deleted++;
 }
 
@@ -726,7 +717,7 @@ htab_traverse_noresize (htab_t htab, htab_trav callback, PTR info)
 {
   PTR *slot;
   PTR *limit;
-
+  
   slot = htab->entries;
   limit = slot + htab_size (htab);
 
@@ -734,7 +725,7 @@ htab_traverse_noresize (htab_t htab, htab_trav callback, PTR info)
     {
       PTR x = *slot;
 
-      if (x != EMPTY_ENTRY && x != DELETED_ENTRY)
+      if (x != HTAB_EMPTY_ENTRY && x != HTAB_DELETED_ENTRY)
 	if (!(*callback) (slot, info))
 	  break;
     }