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David S. Miller 9b1549b811 cse.c (struct cse_reg_info): Add hash_next member, reorder rest of struct for better packing on 64-bit hosts.
* cse.c (struct cse_reg_info): Add hash_next member,
	reorder rest of struct for better packing on 64-bit
	hosts.
	(cse_reg_info_tree): Kill.
	(REGHASH_SHIFT, REGHASH_SIZE, REGHASH_MASK, reg_hash,
	REGHASH_FN): New custom pow2 hash mechanism.
	(NBUCKETS): Kill.
	(HASH_SHIFT, HASH_SIZE, HASH_MASK, HASH, table): Rework to
	use a pow2 hash table.
	(get_cse_reg_info): Rework to use new REGHASH.
	(new_basic_block): Likewise, use HASH_SIZE, and inline
	free_element call.
	(remove_from_table): Rework to use HASH_SIZE/HASH_MASK,
	and inline free_element call.
	(lookup_as_function, insert, flush_hash_table, invalidate,
	remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg,
	invalidate_for_call, use_related_value, find_comparison_args,
	fold_rtx, equiv_constant, cse_insn, invalidate_memory): Likewise.
	(hash_cse_reg_info, cse_reg_info_equal_p, free_element,
	get_element): Kill.

From-SVN: r30883
1999-12-12 22:51:09 -08:00
boehm-gc Oops. Date was wrong. 1999-12-12 18:56:25 +00:00
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gcc cse.c (struct cse_reg_info): Add hash_next member, reorder rest of struct for better packing on 64-bit hosts. 1999-12-12 22:51:09 -08:00
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