hashtable.cc: New.

2007-12-03  Paolo Carlini  <pcarlini@suse.de>

	* src/hashtable.cc: New.
	* src/hashtable_c++0x.cc: Likewise.
	* src/Makefile.am: Add.
	* src/Makefile.in: Regenerate.
	* include/tr1_impl/hashtable_policy.h (struct _Primes): Remove.
	(_Prime_rehash_policy::_M_next_bkt, _M_bkt_for_elements,
	_M_need_rehash): Adjust.
	* config/abi/pre/gnu.ver: Update exports.

	* src/hash.cc: Minor tweak.

From-SVN: r130585