In libobjc/: 2011-06-03 Nicola Pero <nicola.pero@meta-innovation.com>

In libobjc/:
2011-06-03  Nicola Pero  <nicola.pero@meta-innovation.com>

	* Makefile.in (OBJC_H): Removed hash.h and sarray.h.
	(OBJC_DEPRECATED_H): Likewise.
	* libobjc.def (objc_hash_new, objc_hash_delete, objc_hash_add,
	objc_hash_remove, objc_hash_next, objc_hash_value_for_key,
	objc_hash_is_key_in_hash, hash_add, hash_delete, hash_new,
	hash_next, hash_remove, hash_value_for_key, hash_is_key_in_hash,
	sarray_at_put, sarray_at_put_safe, sarray_free, sarray_lazy_copy,
	sarray_new, sarray_realloc, sarray_remove_garbage): Removed.
	* objc/sarray.h: Removed.
	* objc/hash.h: Removed.
	* objc/deprecated/sarray.h: Removed.
	* objc/deprecated/hash.h: Removed.
	* objc/Object.h: Do not include objc/deprecated/hash.h
	* Object.m: Include string.h.
	* objc/objc-api.h: Do not include objc/deprecated/hash.h.
	* objc-private/common.h (GNU_LIBOBJC_COMPILING_LIBOBJC_ITSELF):
	Removed.

In gcc/testsuite/:
2011-06-03  Nicola Pero  <nicola.pero@meta-innovation.com>

	* objc.dg/headers.m: Do not include sarray.h and hash.h.

From-SVN: r174610

13 files changed, 26 insertions, 494 deletions

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 4eeb347..91bed17 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2011-06-03  Nicola Pero  <nicola.pero@meta-innovation.com>
+
+	* objc.dg/headers.m: Do not include sarray.h and hash.h.
+
 2011-06-03  Richard Henderson  <rth@redhat.com>
 	    Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 
diff --git a/gcc/testsuite/objc.dg/headers.m b/gcc/testsuite/objc.dg/headers.m
index 93cfcaf..c20b36a 100644
--- a/gcc/testsuite/objc.dg/headers.m
+++ b/gcc/testsuite/objc.dg/headers.m
@@ -14,13 +14,11 @@
 #include <objc/objc-runtime.h>
 #else
 #include <objc/encoding.h>
-#include <objc/hash.h>
 #endif
 
 #include <objc/objc-api.h>
 #include <objc/objc.h>
 
 #ifndef __NEXT_RUNTIME__
-#include <objc/sarray.h>
 #include <objc/thr.h>
 #endif
diff --git a/libobjc/ChangeLog b/libobjc/ChangeLog
index bef84e7..4de6621 100644
--- a/libobjc/ChangeLog
+++ b/libobjc/ChangeLog
@@ -1,5 +1,25 @@
 2011-06-03  Nicola Pero  <nicola.pero@meta-innovation.com>
 
+	* Makefile.in (OBJC_H): Removed hash.h and sarray.h.
+	(OBJC_DEPRECATED_H): Likewise.
+	* libobjc.def (objc_hash_new, objc_hash_delete, objc_hash_add,
+	objc_hash_remove, objc_hash_next, objc_hash_value_for_key,
+	objc_hash_is_key_in_hash, hash_add, hash_delete, hash_new,
+	hash_next, hash_remove, hash_value_for_key, hash_is_key_in_hash,
+	sarray_at_put, sarray_at_put_safe, sarray_free, sarray_lazy_copy,
+	sarray_new, sarray_realloc, sarray_remove_garbage): Removed.
+	* objc/sarray.h: Removed.
+	* objc/hash.h: Removed.
+	* objc/deprecated/sarray.h: Removed.
+	* objc/deprecated/hash.h: Removed.
+	* objc/Object.h: Do not include objc/deprecated/hash.h
+	* Object.m: Include string.h.
+	* objc/objc-api.h: Do not include objc/deprecated/hash.h.
+	* objc-private/common.h (GNU_LIBOBJC_COMPILING_LIBOBJC_ITSELF):
+	Removed.
+
+2011-06-03  Nicola Pero  <nicola.pero@meta-innovation.com>
+
 	* Object.m ([-forward::]): Removed.
 	* objc/deprecated/Object.h ([-forward::]): Removed.
 	* sendmsg.c (__objc_forward): Updated comments.
diff --git a/libobjc/Makefile.in b/libobjc/Makefile.in
index 424cb1a..a965806 100644
--- a/libobjc/Makefile.in
+++ b/libobjc/Makefile.in
@@ -122,10 +122,7 @@ OBJC_H = \
   objc-api.h \
   objc-decls.h \
   runtime.h \
-  thr.h \
-  \
-  hash.h \
-  sarray.h
+  thr.h
 
 # User-visible header files containing deprecated APIs, from the
 # objc/deprecated directory
@@ -135,14 +132,12 @@ OBJC_DEPRECATED_H = \
   Object.h \
   Protocol.h \
   STR.h \
-  hash.h \
   objc_get_uninstalled_dtable.h \
   objc_malloc.h \
   objc_msg_sendv.h \
   objc_object_alloc.h \
   objc_unexpected_exception.h \
   objc_valloc.h \
-  sarray.h \
   struct_objc_category.h \
   struct_objc_class.h \
   struct_objc_ivar.h \
diff --git a/libobjc/Object.m b/libobjc/Object.m
index 281be83..9781fad 100644
--- a/libobjc/Object.m
+++ b/libobjc/Object.m
@@ -25,6 +25,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 
 #include "objc-private/common.h"
 #include <stdarg.h>
+#include <string.h> /* For strcmp.  */
 #include <errno.h>
 #include "objc/Object.h"
 #include "objc/Protocol.h"
diff --git a/libobjc/libobjc.def b/libobjc/libobjc.def
index f66d366..a478f76 100644
--- a/libobjc/libobjc.def
+++ b/libobjc/libobjc.def
@@ -23,8 +23,6 @@ LIBRARY libobjc
 EXPORTS
 search_for_method_in_list
 objc_get_uninstalled_dtable
-objc_hash_is_key_in_hash
-hash_is_key_in_hash
 _objc_load_callback
 objc_malloc
 objc_atomic_malloc
@@ -106,22 +104,3 @@ objc_get_class
 objc_get_meta_class
 objc_lookup_class
 objc_next_class
-sarray_at_put
-sarray_at_put_safe
-sarray_free
-sarray_lazy_copy
-sarray_new
-sarray_realloc
-sarray_remove_garbage
-objc_hash_add
-hash_add
-objc_hash_delete
-hash_delete
-objc_hash_new
-hash_new
-objc_hash_next
-hash_next
-objc_hash_remove
-hash_remove
-objc_hash_value_for_key
-hash_value_for_key
diff --git a/libobjc/objc-private/common.h b/libobjc/objc-private/common.h
index 4f4ec5c..d1f0711 100644
--- a/libobjc/objc-private/common.h
+++ b/libobjc/objc-private/common.h
@@ -28,11 +28,6 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 /* This file contains definitions that should be included by all .c
    and .m files in libobjc.  */
 
-/* This variable allows the public headers to determine when they are
-   being included by a file inside libobjc itself, or when they are
-   being included by an external file.  */
-#define GNU_LIBOBJC_COMPILING_LIBOBJC_ITSELF 1
-
 /* When debugging libobjc, add
 
    #define DEBUG 1
diff --git a/libobjc/objc/Object.h b/libobjc/objc/Object.h
index 684a008..11c4617 100644
--- a/libobjc/objc/Object.h
+++ b/libobjc/objc/Object.h
@@ -57,7 +57,6 @@ extern "C" {
 
 /* All of the following includes were deprecated in GCC 4.6 and will
    be removed in the next release.  */
-#include "deprecated/hash.h"
 #include "deprecated/Object.h"
 
 #ifdef __cplusplus
diff --git a/libobjc/objc/deprecated/hash.h b/libobjc/objc/deprecated/hash.h
deleted file mode 100644
index 8b718a4..0000000
--- a/libobjc/objc/deprecated/hash.h
+++ /dev/null
@@ -1,211 +0,0 @@
-/* Hash tables for Objective C method dispatch.
-   Copyright (C) 1993, 1995, 1996, 2004, 2009 Free Software Foundation, Inc.
-
-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 3, or (at your option)
-any later version.
-
-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.
-
-Under Section 7 of GPL version 3, you are granted additional
-permissions described in the GCC Runtime Library Exception, version
-3.1, as published by the Free Software Foundation.
-
-You should have received a copy of the GNU General Public License and
-a copy of the GCC Runtime Library Exception along with this program;
-see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
-<http://www.gnu.org/licenses/>.  */
-
-
-
-#ifndef __hash_INCLUDE_GNU
-#define __hash_INCLUDE_GNU
-
-#include <stddef.h>
-#include <string.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif /* __cplusplus */
-
-/*
- * This data structure is used to hold items
- *  stored in a hash table.  Each node holds 
- *  a key/value pair.
- *
- * Items in the cache are really of type void *.
- */
-typedef struct cache_node
-{
-  struct cache_node *next;	/* Pointer to next entry on the list.
-				   NULL indicates end of list. */
-  const void *key;		/* Key used to locate the value.  Used
-				   to locate value when more than one
-				   key computes the same hash
-				   value. */
-  void *value;			/* Value stored for the key. */
-} *node_ptr;
-
-
-/*
- * This data type is the function that computes a hash code given a key.
- * Therefore, the key can be a pointer to anything and the function specific
- * to the key type. 
- *
- * Unfortunately there is a mutual data structure reference problem with this
- * typedef.  Therefore, to remove compiler warnings the functions passed to
- * objc_hash_new will have to be casted to this type. 
- */
-typedef unsigned int (*hash_func_type) (void *, const void *);
-
-/*
- * This data type is the function that compares two hash keys and returns an
- * integer greater than, equal to, or less than 0, according as the first
- * parameter is lexicographically greater than, equal to, or less than the
- * second. 
- */
-
-typedef int (*compare_func_type) (const void *, const void *);
-
-
-/*
- * This data structure is the cache.
- *
- * It must be passed to all of the hashing routines
- *   (except for new).
- */
-typedef struct cache
-{
-  /* Variables used to implement the hash itself.  */
-  node_ptr *node_table; /* Pointer to an array of hash nodes.  */
-  /* Variables used to track the size of the hash table so to determine
-    when to resize it.  */
-  unsigned int size; /* Number of buckets allocated for the hash table
-			(number of array entries allocated for
-			"node_table").  Must be a power of two.  */
-  unsigned int used; /* Current number of entries in the hash table.  */
-  unsigned int mask; /* Precomputed mask.  */
-
-  /* Variables used to implement indexing through the hash table.  */
-
-  unsigned int last_bucket; /* Tracks which entry in the array where
-			       the last value was returned.  */
-  /* Function used to compute a hash code given a key. 
-     This function is specified when the hash table is created.  */
-  hash_func_type    hash_func;
-  /* Function used to compare two hash keys to see if they are equal.  */
-  compare_func_type compare_func;
-} *cache_ptr;
-
-
-/* Allocate and initialize a hash table.  */ 
-
-cache_ptr objc_hash_new (unsigned int size,
-			 hash_func_type hash_func,
-			 compare_func_type compare_func);
-                       
-/* Deallocate all of the hash nodes and the cache itself.  */
-
-void objc_hash_delete (cache_ptr cache);
-
-/* Add the key/value pair to the hash table.  If the
-   hash table reaches a level of fullness then it will be resized. 
-                                                   
-   assert if the key is already in the hash.  */
-
-void objc_hash_add (cache_ptr *cachep, const void *key, void *value);
-     
-/* Remove the key/value pair from the hash table.  
-   assert if the key isn't in the table.  */
-
-void objc_hash_remove (cache_ptr cache, const void *key);
-
-/* Used to index through the hash table.  Start with NULL
-   to get the first entry.
-                                                  
-   Successive calls pass the value returned previously.
-   ** Don't modify the hash during this operation *** 
-                                                  
-   Cache nodes are returned such that key or value can
-   be extracted.  */
-
-node_ptr objc_hash_next (cache_ptr cache, node_ptr node);
-
-/* Used to return a value from a hash table using a given key.  */
-
-void *objc_hash_value_for_key (cache_ptr cache, const void *key);
-
-/* Used to determine if the given key exists in the hash table */
-
-BOOL objc_hash_is_key_in_hash (cache_ptr cache, const void *key);
-
-/************************************************
-
-        Useful hashing functions.  
-        
-        Declared inline for your pleasure.
-        
-************************************************/
-
-/* Calculate a hash code by performing some 
-   manipulation of the key pointer.  (Use the lowest bits
-   except for those likely to be 0 due to alignment.)  */
-
-static inline unsigned int
-objc_hash_ptr (cache_ptr cache, const void *key)
-{
-  return ((size_t)key / sizeof (void *)) & cache->mask;
-}
-
-
-/* Calculate a hash code by iterating over a NULL 
-   terminate string.  */
-static inline unsigned int 
-objc_hash_string (cache_ptr cache, const void *key)
-{
-  unsigned int ret = 0;
-  unsigned int ctr = 0;
-  const char *ckey = (const char *) key;
-        
-  while (*ckey) {
-    ret ^= *ckey++ << ctr;
-    ctr = (ctr + 1) % sizeof (void *);
-  }
-
-  return ret & cache->mask;
-}
-
-
-/* Compare two pointers for equality.  */
-static inline int 
-objc_compare_ptrs (const void *k1, const void *k2)
-{
-  return (k1 == k2);
-}
-
-
-/* Compare two strings.  */
-static inline int 
-objc_compare_strings (const void *k1, const void *k2)
-{
-  if (k1 == k2)
-    return 1;
-  else if (k1 == 0 || k2 == 0)
-    return 0;
-  else
-    return ! strcmp ((const char *) k1, (const char *) k2);
-}
-
-
-#ifdef __cplusplus
-}
-#endif /* __cplusplus */
-
-
-#endif /* not __hash_INCLUDE_GNU */
diff --git a/libobjc/objc/deprecated/sarray.h b/libobjc/objc/deprecated/sarray.h
deleted file mode 100644
index aa2f335..0000000
--- a/libobjc/objc/deprecated/sarray.h
+++ /dev/null
@@ -1,240 +0,0 @@
-/* Sparse Arrays for Objective C dispatch tables
-   Copyright (C) 1993, 1995, 1996, 2004, 2009 Free Software Foundation, Inc.
-   Contributed by Kresten Krab Thorup.
-
-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 3, or (at your option)
-any later version.
-
-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.
-
-Under Section 7 of GPL version 3, you are granted additional
-permissions described in the GCC Runtime Library Exception, version
-3.1, as published by the Free Software Foundation.
-
-You should have received a copy of the GNU General Public License and
-a copy of the GCC Runtime Library Exception along with this program;
-see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
-<http://www.gnu.org/licenses/>.  */
-
-
-#ifndef __sarray_INCLUDE_GNU
-#define __sarray_INCLUDE_GNU
-
-#define OBJC_SPARSE2		/* 2-level sparse array */
-/* #define OBJC_SPARSE3 */      /* 3-level sparse array */
-
-#ifdef OBJC_SPARSE2
-extern const char* __objc_sparse2_id;
-#endif
-
-#ifdef OBJC_SPARSE3
-extern const char* __objc_sparse3_id;
-#endif
-
-#include <stddef.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif /* __cplusplus */
-
-extern int nbuckets;		/* for stats */
-extern int nindices;
-extern int narrays;
-extern int idxsize;
-
-/* An unsigned integer of same size as a pointer */
-#define SIZET_BITS (sizeof(size_t)*8)
-
-#if defined(__sparc__) || defined(OBJC_SPARSE2)
-#define PRECOMPUTE_SELECTORS
-#endif
-
-#ifdef OBJC_SPARSE3
-
-/* Buckets are 8 words each */
-#define BUCKET_BITS 3
-#define BUCKET_SIZE (1<<BUCKET_BITS)
-#define BUCKET_MASK (BUCKET_SIZE-1)
-
-/* Indices are 16 words each */
-#define INDEX_BITS 4
-#define INDEX_SIZE (1<<INDEX_BITS)
-#define INDEX_MASK (INDEX_SIZE-1)
-
-#define INDEX_CAPACITY (BUCKET_SIZE*INDEX_SIZE)
-
-#else /* OBJC_SPARSE2 */
-
-/* Buckets are 32 words each */
-#define BUCKET_BITS 5
-#define BUCKET_SIZE (1<<BUCKET_BITS)
-#define BUCKET_MASK (BUCKET_SIZE-1)
-
-#endif /* OBJC_SPARSE2 */
-
-typedef size_t sidx;
-
-#ifdef PRECOMPUTE_SELECTORS
-
-struct soffset {
-#ifdef OBJC_SPARSE3
-  unsigned int unused : SIZET_BITS/4;
-  unsigned int eoffset : SIZET_BITS/4;
-  unsigned int boffset : SIZET_BITS/4;
-  unsigned int ioffset : SIZET_BITS/4;
-#else /* OBJC_SPARSE2 */
-#ifdef __sparc__
-  unsigned long boffset : (SIZET_BITS - 2) - BUCKET_BITS;
-  unsigned int eoffset : BUCKET_BITS;
-  unsigned int unused  : 2;
-#else
-  unsigned int boffset : SIZET_BITS/2;
-  unsigned int eoffset : SIZET_BITS/2;
-#endif
-#endif /* OBJC_SPARSE2 */
-};
-
-union sofftype {
-  struct soffset off;
-  sidx idx;
-};
-
-#endif /* not PRECOMPUTE_SELECTORS */
-
-union sversion {
-  int	version;
-  void *next_free;
-};
-
-struct sbucket {
-  void* elems[BUCKET_SIZE];	/* elements stored in array */
-  union sversion	version;		/* used for copy-on-write */
-};
-
-#ifdef OBJC_SPARSE3
-
-struct sindex {
-  struct sbucket* buckets[INDEX_SIZE];
-  union sversion	version;		/* used for copy-on-write */
-};
-
-#endif /* OBJC_SPARSE3 */
-
-struct sarray {
-#ifdef OBJC_SPARSE3
-  struct sindex** indices;
-  struct sindex* empty_index;
-#else /* OBJC_SPARSE2 */
-  struct sbucket** buckets;
-#endif  /* OBJC_SPARSE2 */
-  struct sbucket* empty_bucket;
-  union sversion	version;		/* used for copy-on-write */
-  short ref_count;
-  struct sarray* is_copy_of;
-  size_t capacity;
-};
-
-struct sarray* sarray_new(int, void* default_element);
-void sarray_free(struct sarray*);
-struct sarray* sarray_lazy_copy(struct sarray*);
-void sarray_realloc(struct sarray*, int new_size);
-void sarray_at_put(struct sarray*, sidx indx, void* elem);
-void sarray_at_put_safe(struct sarray*, sidx indx, void* elem);
-
-struct sarray* sarray_hard_copy(struct sarray*); /* ... like the name? */
-void sarray_remove_garbage(void);
-
-
-#ifdef PRECOMPUTE_SELECTORS
-/* Transform soffset values to ints and vica verca */
-static inline unsigned int
-soffset_decode(sidx indx)
-{
-  union sofftype x;
-  x.idx = indx;
-#ifdef OBJC_SPARSE3
-  return x.off.eoffset
-    + (x.off.boffset*BUCKET_SIZE)
-      + (x.off.ioffset*INDEX_CAPACITY);
-#else /* OBJC_SPARSE2 */
-  return x.off.eoffset + (x.off.boffset*BUCKET_SIZE);
-#endif /* OBJC_SPARSE2 */
-}
-
-static inline sidx
-soffset_encode(size_t offset)
-{
-  union sofftype x;
-  x.off.eoffset = offset%BUCKET_SIZE;
-#ifdef OBJC_SPARSE3
-  x.off.boffset = (offset/BUCKET_SIZE)%INDEX_SIZE;
-  x.off.ioffset = offset/INDEX_CAPACITY;
-#else /* OBJC_SPARSE2 */
-  x.off.boffset = offset/BUCKET_SIZE;
-#endif
-  return (sidx)x.idx;
-}
-
-#else /* not PRECOMPUTE_SELECTORS */
-
-static inline size_t
-soffset_decode(sidx indx)
-{
-  return indx;
-}
-
-static inline sidx
-soffset_encode(size_t offset)
-{
-  return offset;
-}
-#endif /* not PRECOMPUTE_SELECTORS */
-
-/* Get element from the Sparse array `array' at offset `indx' */
-
-static inline void* sarray_get(struct sarray* array, sidx indx)
-{
-#ifdef PRECOMPUTE_SELECTORS
-  union sofftype x;
-  x.idx = indx;
-#ifdef OBJC_SPARSE3
-  return 
-    array->
-      indices[x.off.ioffset]->
-	buckets[x.off.boffset]->
-	  elems[x.off.eoffset];
-#else /* OBJC_SPARSE2 */
-  return array->buckets[x.off.boffset]->elems[x.off.eoffset];
-#endif /* OBJC_SPARSE2 */
-#else /* not PRECOMPUTE_SELECTORS */
-#ifdef OBJC_SPARSE3
-  return array->
-    indices[indx/INDEX_CAPACITY]->
-      buckets[(indx/BUCKET_SIZE)%INDEX_SIZE]->
-	elems[indx%BUCKET_SIZE];
-#else /* OBJC_SPARSE2 */
-  return array->buckets[indx/BUCKET_SIZE]->elems[indx%BUCKET_SIZE];
-#endif /* not OBJC_SPARSE3 */
-#endif /* not PRECOMPUTE_SELECTORS */
-}
-
-static inline void* sarray_get_safe(struct sarray* array, sidx indx)
-{
-  if(soffset_decode(indx) < array->capacity)
-    return sarray_get(array, indx);
-  else
-    return (array->empty_bucket->elems[0]);
-}
-
-#ifdef __cplusplus
-}
-#endif /* __cplusplus */
-
-#endif /* __sarray_INCLUDE_GNU */
diff --git a/libobjc/objc/hash.h b/libobjc/objc/hash.h
deleted file mode 100644
index 8225a09..0000000
--- a/libobjc/objc/hash.h
+++ /dev/null
@@ -1,3 +0,0 @@
-#include "objc.h"
-#include "deprecated/hash.h"
-
diff --git a/libobjc/objc/objc-api.h b/libobjc/objc/objc-api.h
index 42bec77..411f4b2 100644
--- a/libobjc/objc/objc-api.h
+++ b/libobjc/objc/objc-api.h
@@ -49,9 +49,6 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 /* TODO: A deprecation warning any time the file is included ? */
 
 #include "objc.h"
-#ifndef GNU_LIBOBJC_COMPILING_LIBOBJC_ITSELF
-# include "deprecated/hash.h"
-#endif
 #include "thr.h"
 #include "objc-decls.h"
 #include <stdio.h>
diff --git a/libobjc/objc/sarray.h b/libobjc/objc/sarray.h
deleted file mode 100644
index ff51e47..0000000
--- a/libobjc/objc/sarray.h
+++ /dev/null
@@ -1,2 +0,0 @@
-#include "deprecated/sarray.h"
-