+2006-09-07 Uros Bizjak <uros@kss-loka.si>
+
+ PR target/28946
+ * config/i386/i386.md ("*ashldi3_cconly_rex64", "*ashlsi3_cconly",
+ "*ashlhi3_cconly", "*ashlqi3_cconly", "*ashrdi3_one_bit_cconly_rex64",
+ "*ashrdi3_cconly_rex64", "*ashrsi3_one_bit_cconly", "*ashrsi3_cconly",
+ "*ashrhi3_one_bit_cconly", "*ashrhi3_cconly",
+ "*ashrqi3_one_bit_cconly", "*ashrqi3_cconly",
+ "*lshrdi3_cconly_one_bit_rex64", "*lshrdi3_cconly_rex64",
+ "*lshrsi3_one_bit_cconly", "*lshrsi3_cconly",
+ "*lshrhi3_one_bit_cconly", "*lshrhi3_cconly",
+ "*lshrqi2_one_bit_cconly", "*lshrqi2_cconly": New patterns to
+ implement only CC setting effects of shift instructions.
+
+2006-09-07 Martin Michlmayr <tbm@cyrius.com>
+
+ * doc/contrib.texi: Add myself.
+
+2006-09-07 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/28862
+ * stor-layout.c (relayout_decl): Don't zero the alignment if it
+ was set by the user.
+
+2006-09-07 Paolo Bonzini <bonzini@gnu.org>
+
+ PR target/27117
+ * config/sh/sh.md (divsi_inv_qitable, divsi_inv_hitable): New patterns.
+ (divsi_inv_m1): Use them.
+ (UNSPEC_DIV_INV_TABLE): New constant.
+
+2006-09-06 James E Wilson <wilson@specifix.com>
+
+ PR rtl-opt/27883
+ * flow.c (update_life_info): If UPDATE_LIFE_LOCAL and PROP_DEATH_NOTES
+ then call count_or_remove_death_notes.
+
+2006-09-06 Jason Merrill <jason@redhat.com>
+
+ PR c++/27371
+ * tree-inline.c (copy_result_decl_to_var): New fn.
+ (declare_return_variable): Use it. Call declare_inline_vars here.
+ (expand_call_inline): Not here.
+
+2006-09-06 Diego Novillo <dnovillo@redhat.com>
+
+ * doc/contrib.texi: Update my entry.
+
+2006-09-06 Nick Clifton <nickc@redhat.com>
+
+ * config/frv/frv.h (EXTRA_MEMORY_CONSTRAINT): Define.
+
+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
+ * tree-if-conv.c (find_phi_replacement_condition): Gimplify
+ compound conditional before creating COND_EXPR condition.
+
+2006-09-05 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/28905
+ * tree-vrp.c (fix_equivalence_set): Manually implement
+ !value_ranges_intersect_p to also handle symbolic ranges.
+
+2006-09-05 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/28935
+ * tree-ssa-ccp.c (fold_stmt_r): Make sure to fold the condition
+ of a COND_EXPR.
+
+2006-09-04 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR rtl-optimization/27616
+ * cse.c (table_size): New static variable.
+ (new_basic_block): Initialize it to 0.
+ (remove_from_table): Decrement it.
+ (insert): Increment it.
+ (fold_rtx_mem_1): New function, renamed from fold_rtx_mem.
+ (fold_rtx_mem): Enforce a cap on the recursion depth. Call
+ fold_rtx_mem_1 if under the cap.
+ (fold_rtx) <RTX_COMM_ARITH>: In the associative case, delay a little
+ the lookup of the equivalent expression and test for equality of the
+ first operand of the equivalent expression before in turn looking up
+ an equivalent constant for the second operand.
+
+2006-09-02 Geoffrey Keating <geoffk@apple.com>
+
+ Revert this change:
+ 2006-03-17 Alexandre Oliva <aoliva@redhat.com>
+ * dwarf2out.c (dwarf2out_stack_adjust): Always track the stack
+ pointer, instead of assuming it is possible to derive the
+ correct args size from a call insn.
+
+2006-09-02 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/27567
+ * builtins.c (fold_builtin_memcpy, fold_builtin_memmove): Remove.
+ (fold_builtin_mempcpy): Rename to...
+ (fold_builtin_memory_op): ... this. Optimize one element copy
+ into an assignment.
+ (fold_builtin_memset, fold_builtin_bzero, fold_builtin_bcopy): New
+ functions.
+ (expand_builtin_strcpy, expand_builtin_strncpy): Handle COMPOUND_EXPR.
+ (expand_builtin_memcpy, expand_builtin_mempcpy,
+ expand_builtin_memmove): Likewise. Use fold_builtin_memory_op.
+ (fold_builtin_1): Handle BUILT_IN_MEMSET, BUILT_IN_BZERO and
+ BUILT_IN_BCOPY. Use fold_builtin_memory_op for
+ BUILT_IN_MEM{CPY,PCPY,MOVE}.
+
2006-09-01 DJ Delorie <dj@redhat.com>
* config/m32c/cond.md (cbranch<mode>4): Defer splitting until after reload.
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