This patch is part of a consolodation of the hash_table patches to the...

This patch is part of a consolodation of the hash_table patches to
the cxx-conversion branch for files not under gcc/config.

Update various hash tables from htab_t to hash_table.
Modify types and calls to match.

* var-tracking.c'emit_note_data_def.vars
* var-tracking.c'shared_hash_def.htab
* var-tracking.c'changed_variables

Fold variable_htab_hash, variable_htab_eq, variable_htab_free
  into new struct variable_hasher.
Add typedef variable_table_type.
Add typedef variable_iterator_type.

Tested on x86_64.


Index: gcc/ChangeLog

	* var-tracking.c (shared_hash_def::htab):
	Change type to hash_table.  Update dependent calls and types.

2013-04-25  Lawrence Crowl  <crowl@google.com>

From-SVN: r198330

gcc/ChangeLog

 2013-04-25  Lawrence Crowl  <crowl@google.com>
 
+	* var-tracking.c (shared_hash_def::htab):
+	Change type to hash_table.  Update dependent calls and types.
+
+2013-04-25  Lawrence Crowl  <crowl@google.com>
+
 	* Makefile.in: Update as needed below.
 
 	* alloc-pool.c (static hash_table <alloc_pool_hasher> alloc_pool_hash):

gcc/Makefile.in

@@ -3095,7 +3095,7 @@ valtrack.o : valtrack.c $(VALTRACK_H) $(CONFIG_H) $(SYSTEM_H) \
    coretypes.h $(TM_H) $(FUNCTION_H) $(REGS_H) $(EMIT_RTL_H)
 var-tracking.o : var-tracking.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(RTL_H) $(TREE_H) hard-reg-set.h insn-config.h reload.h $(FLAGS_H) \
-   $(BASIC_BLOCK_H) bitmap.h alloc-pool.h $(FIBHEAP_H) $(HASHTAB_H) \
+   $(BASIC_BLOCK_H) bitmap.h alloc-pool.h $(FIBHEAP_H) $(HASH_TABLE_H) \
    $(REGS_H) $(EXPR_H) $(TREE_PASS_H) $(TREE_FLOW_H) \
    cselib.h $(TARGET_H) $(DIAGNOSTIC_CORE_H) $(PARAMS_H) $(DIAGNOSTIC_H) \
    pointer-set.h $(RECOG_H) $(TM_P_H) $(TREE_PRETTY_PRINT_H) $(ALIAS_H)