r255416 - /branches/gimple-linterchange/gcc/gim...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Tue Dec  5 13:20:21 2017
New Revision: 255416

URL: https://gcc.gnu.org/viewcvs?rev=255416&root=gcc&view=rev
Log:
2017-12-05  Richard Biener  <rguenther@suse.de>

	* gimple-loop-interchange.cc (AVG_LOOP_NITER): Remove.
	(loop_cand::supported_operations): Simplify.
	(loop_cand::analyze_iloop_reduction_var): Use m_exit.
	(loop_cand::analyze_oloop_reduction_var): Likewise.
	(loop_cand::analyze_lcssa_phis): Likewise.
	(find_deps_in_bb_for_stmt): Use gimple_seq_add_stmt_without_update.
	(loop_cand::undo_simple_reduction): Likewise, properly release
	virtual defs.
	(tree_loop_interchange::interchange_loops): Likewise.  Move code
	to innner loop here.
	(tree_loop_interchange::map_inductions_to_loop): Remove code moving
	code to inner loop.
	(insert_pos_at_inner_loop): Inline into single caller...
	(tree_loop_interchange::move_code_to_inner): ...here.  Properly
	release virtual defs.
	(proper_loop_form_for_interchange): Properly analyze/instantiate SCEV.
	(prepare_perfect_loop_nest): Do not explicitely allocate vectors.

Modified:
    branches/gimple-linterchange/gcc/gimple-loop-interchange.cc