+2006-09-05 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/28937
+ * tree-flow.h (tree_ssa_unswitch_loops): Return unsigned int.
+ (canonicalize_induction_variables): Likewise.
+ (tree_unroll_loops_completely): Likewise.
+ (tree_ssa_prefetch_arrays): Likewise.
+ (remove_empty_loops): Likewise.
+ * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Return
+ TODO_cleanup_cfg instead of directly calling
+ cleanup_tree_cfg_loop.
+ * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables):
+ Likewise.
+ (tree_unroll_loops_completely): Likewise.
+ (remove_empty_loops): Likewise.
+ * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Likewise.
+ * tree-ssa-loop.c (tree_ssa_loop_unswitch): Use the return value
+ of tree_ssa_unswitch_loops.
+ (tree_ssa_loop_ivcanon): Use the return value of
+ canonicalize_induction_variables.
+ (tree_ssa_empty_loop): Use the return value of
+ remove_empty_loops.
+ (tree_complete_unroll): Use the return value of
+ tree_unroll_loops_completely.
+ (tree_ssa_loop_prefetch): Use the return value of
+ tree_ssa_prefetch_arrays.
+ * passes.c (execute_todo): Before Cleanup CFG, set
+ updating_used_alone and after cleanup CFG, call
+ recalculate_used_alone.
+
+
+2006-09-05 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/28952
+ * tree-vect-transform.c (vectorizable_condition): Move the check
+ for the type after the check for simple condition.
+
+2006-09-05 J"orn Rennecke <joern.rennecke@st.com>
+ Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/28764
+ * mode-switching.c (optimize_mode_switching): Make the destination
+ block of an abnormal edge have no anticipatable mode. Don't
+ insert mode switching code at the end of the source block of
+ an abnormal edge.
+
+2006-09-05 Paolo Bonzini <bonzini@gnu.org>
+
+ PR rtl-optimization/26847
+ * simplify-rtx.c (struct simplify_plus_minus_op_data): Remove ix.
+ (simplify_plus_minus_op_data_cmp): For REGs, break ties on the regno.
+ (simplify_plus_minus): Count n_constants while filling ops. Replace
+ qsort with insertion sort. Before going through the array to simplify
+ pairs, sort it. Delay early exit until after the first sort, exiting
+ only if no swaps occurred. Simplify pairs in reversed order, without
+ special-casing the first iteration. Pack ops after simplifying pairs.
+
+2006-09-05 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.c (avr_mcu_types): Add support for at90pwm1 device.
+ * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
+ * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
+ (avr_rtx_costs): Mark 'outer_code' argument with ATTRIBUTE_UNUSED.
+
2006-09-05 Richard Guenther <rguenther@suse.de>
PR tree-optimization/28900
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