OSDN Git Service

Rotate ChangeLog file.
authormrs <mrs@138bc75d-0d04-0410-961f-82ee72b054a4>
Mon, 1 Jan 2007 19:54:50 +0000 (19:54 +0000)
committermrs <mrs@138bc75d-0d04-0410-961f-82ee72b054a4>
Mon, 1 Jan 2007 19:54:50 +0000 (19:54 +0000)
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@120313 138bc75d-0d04-0410-961f-82ee72b054a4

gcc/ChangeLog
gcc/ChangeLog-2006 [new file with mode: 0644]

index 168c195..e69de29 100644 (file)
-2006-12-31  Richard Guenther  <rguenther@suse.de>
-
-       PR middle-end/30137
-       * fold-const.c (fold_comparison): Fold comparison of addresses
-       of components.
-
-2006-12-31  Roger Sayle  <roger@eyesopen.com>
-
-       PR middle-end/30322
-       * fold-const.c (fold_binary): Fold X + ~X and ~X + X into -1 when
-       we don't care about trapping overflow.  Only convert -A - 1 into ~A
-       when we don't care about trapping overflow.
-
-2006-12-31  Richard Guenther  <rguenther@suse.de>
-
-       PR middle-end/30338
-       * fold-const.c (fold_binary): Fix type-mismatch in folding
-       of -1 - A to ~A.
-
-2006-12-30  Kazu Hirata  <kazu@codesourcery.com>
-
-       * tree-inline.c: Fix a comment typo.
-
-2006-12-30  Jan Hubicka  <jh@suse.cz>
-
-       * ipa-pure-const.c (check_operand): SSA_NAME is safe.
-       * ipa-type-escape.c (scan_for_refs): Look into SSA_NAMEs.
-
-2006-12-30  Jan Hubicka  <jh@suse.cz>
-
-       * tree.h (DECL_CALL_CLOBBERED): Remove.
-       (tree_decl_common): Remove call_clobbered flag.
-       * tree-flow.h (struct var_ann_d): Add call_clobbered flag.
-       * tree-ssa-alias.c (mark_non_addressable, reset_cc_flags): Update.
-       * tree-flow-inline.h (is_call_clobbered, mark_call_clobbered,
-       clear_call_clobbered): Update.
-       * tree-ssa.c (verify_call_clobbering): Update.
-
-2006-12-30  Jan Hubicka  <jh@suse.cz>
-
-       * tree-ssa-alias.c (create_structure_vars): When in SSA, update operand
-       caches.
-       * tree-ssa-operands.c (build_ssa_operands): Recompute addresses_taken
-       bitmap.
-
-2006-12-30  Jan Hubicka  <jh@suse.cz>
-           Vladimir Yanovsky <volodyan@gmail.com>
-       
-       * emit-rt.c (emit_copy_of_insn_after): Fix bug causing exponential
-       amount of copies of INSN_NOTEs list.
-
-2006-12-29  Jan Hubicka  <jh@suse.cz>
-
-       * cgraph.c (cgraph_exapnd_queue): Rename to...
-       (cgraph_new_nodes): ... this one.
-       (cgraph_state): New global variable.
-       (cgraph_add_new_function): Work in more cases.
-       * cgraph.h (cgraph_expand_queue): Rename to ...
-       (cgraph_new_nodes): ... this one.
-       (cgraph_state): New enum and static variable.
-       (cgraph_add_new_function): Update prototype.
-       (cgraph_process_new_functions): New.
-       * omp-low.c (expand_omp_parallel): Update.
-       * cgraphunit.c (initialize_inline_failed): Declare early.
-       (cgraph_process_new_functions): New function.
-       (cgraph_assemble_pending_functions): Use it.
-       (cgraph_expand_all_functions): Use it.
-       (cgraph_optimize): Use it; set cgraph_state.
-       * passes.c (execute_one_pass, execute_ipa_pass_list): Process new
-       functions
-
-2006-12-29  Kazu Hirata  <kazu@codesourcery.com>
-
-       * tree-cfg.c (last_stmt_ptr): Remove.
-       * tree-flow.h: Remove the prototype for last_stmt_ptr.
-
-       * config/i386/i386.h (NON_QI_REG_P): Remove.
-       * config/i386/predicates.md (non_q_regs_operand): Remove.
-
-2006-12-29  Ian Lance Taylor  <iant@google.com>
-
-       * c-common.c (c_define_builtins): New static function broken out
-       of c_common_nodes_and_builtins.
-       (c_common_nodes_and_builtins): Call c_define_builtins unless only
-       doing preprocessing.
-
-2006-12-29  Jan Hubicka  <jh@suse.cz>
-
-       * tree-inline.c (remap_ssa_name): New function.
-       (remap_decl): Update SSA datastructures for DECLs.
-       (copy_body_r): Deal with SSA_NAMEs; add referenced global vars.
-       (copy_bb): Set SSA_NAME def stmts.
-       (update_ssa_acorss_eh_edges): New function.
-       (copy_edge_for_bb): Call it; mark new vars for renaming.
-       (copy_phis_for_bb): New function.
-       (initialize_cfun): Break out from ...
-       (copy_cfg_body): ... here; maintain AUX map for both directions;
-       call SSA updating workers; do not produce copy of cfun to be copied.
-       (setup_one_parameter): Do propagation across SSA form.
-       (declare_return_variable): Work on SSA; use return_slot instead of
-       address of return slot of argument to avoid folding back and forth.
-       (expand_call_inline): Update SSA from on return values.
-       (optimize_inline_calls): Do sanity checking, dead blocks removal,
-       update SSA form.
-       (tree_function_verioning): Update initialize_cfun.
-
-2006-12-29  Marcin Dalecki  <martin@dalecki.de>
-
-       * doc/invoke.texi: Replace no longer supported -fno-strength-reduce
-       with -fmerge-constants in sample code.
-
-2006-12-28  Kazu Hirata  <kazu@codesourcery.com>
-
-       * Makefile.in (OBJS-common): Remove conflict.o
-       (conflict.o): Remove.
-       * basic-block.h: Remove the prototypes for conflict.c.
-       * conflict.c: Remove.
-
-2006-12-27  Daniel Berlin  <dberlin@dberlin.org>
-
-       * sbitmap.c (BITMAP_DEBUGGING): New macro.
-       (do_popcount): Ditto.
-       (sbitmap_verify_popcount): New function.
-       (sbitmap_alloc): Set popcount to NULL, remove set of bytes
-       member.
-       (sbitmap_alloc_with_popcount): New function.
-       (sbitmap_resize): Remove uses of bytes member and update
-       popcount.
-       (sbitmap_realloc): Remove uses of bytes member.
-       (sbitmap_copy): Copy popcount.
-       (sbitmap_copy_n): New function.
-       (sbitmap_zero): Update popcount cache.
-       (sbitmap_ones): Ditto.
-       (sbitmap_a_and_b): Ditto.
-       (sbitmap_a_or_b): Ditto.
-       (sbitmap_a_xor_b): Ditto.
-       (sbitmap_union_of_diff_cg): Assert non-existence of popcount
-       cache.
-       (sbitmap_union_of_diff): Ditto.
-       (sbitmap_not): Ditto.
-       (sbitmap_difference): Ditto.
-       (sbitmap_a_and_b_cg): Ditto.
-       (sbitmap_a_xor_b_cg): Ditto.
-       (sbitmap_a_or_b_cg): Ditto.
-       (sbitmap_a_or_b_and_c_cg): Ditto.
-       (sbitmap_a_and_b_or_c_cg): Ditto.
-       (sbitmap_intersection_of_succs): Ditto.
-       (sbitmap_intersection_of_preds): Ditto.
-       (sbitmap_union_of_succs): Ditto.
-       (sbitmap_union_of_preds): Ditto.
-       (popcount_table): New.
-       (sbitmap_elt_popcount): New function.
-       (sbitmap_popcount): Ditto.
-
-       * sbitmap.h (sbitmap): Remove bytes member.
-       Add popcount member.
-       (SET_BIT): Macro turned into function.
-       (RESET_BIT): Ditto.
-       (SBITMAP_SIZE_BYTES): New macro.
-       (sbitmap_free): Free popcount too.
-       (sbitmap_alloc_with_popcount): New prototype.
-       (sbitmap_copy_n): Ditto.
-       (sbitmap_verify_popcount): Ditto.
-
-2006-12-27  Ian Lance Taylor  <iant@google.com>
-
-       PR debug/26964
-       * dwarf2out.c (gen_type_die): Don't write out a DIE for
-       ENUMERAL_TYPE if it was already written out.
-
-2006-12-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       PR middle-end/29335
-       * builtins.c (do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3,
-       do_mpfr_sincos): Ensure target base equals two.
-
-2006-12-26  Kazu Hirata  <kazu@codesourcery.com>
-
-       * tree-ssa-operands.c: Fix a comment typo.
-
-2006-12-25  Kazu Hirata  <kazu@codesourcery.com>
-
-       * tree-vectorizer.h (VECT_SMODULO): Remove.
-
-2006-12-24  Andreas Tobler  <a.tobler@schweiz.org>
-
-       * config/pa/pa.c: Remove heap vector type defines.
-
-2006-12-24  Jan Hubicka  <jh@suse.cz>
-
-       * tree-ssa-operands.h (struct ssa_operand_memory_d):
-       add ssa_operand_mem_size.
-       * tree-ssa-operands.c (operands_bitmap_obstack): New.               
-       (ssa_operand_mem_size): Remove.
-       (init_ssa_operands): Initialize obstack; use it.
-       (fini_ssa_operands): Release obstack.
-       (ssa_operand_alloc): Update.
-       (finalize_ssa_vdefs, finalize_ssa_vuse_ops, copy_virtual_operands,
-       get_mpt_for): Use obstack.
-       * tree-ssa.c (delete_tree_ssa): Call fini_ssa_operands.
-       * tree-outof-ssa.c: (remove_ssa_form): Don't call it here.
-
-2006-12-24  Jan Hubicka  <jh@suse.cz>
-
-       * tree-mudflap.c (ml_decl_cache_locals, md_build_check_statement_for):
-       add newly referenced vars.
-
-2006-12-24  Kazu Hirata  <kazu@codesourcery.com>
-
-       * basic-block.h: Remove the prototype for
-       expected_value_to_br_prob.
-       * rtl.h: Remove the prototypes for expand_builtin_expect_jump
-       and purge_line_number_notes.
-
-2006-12-23  Zdenek Dvorak <dvorakz@suse.cz>
-
-       * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne,
-       assert_no_overflow_lt, assert_loop_rolls_lt,
-       number_of_iterations_lt, number_of_iterations_le,
-       number_of_iterations_cond, number_of_iterations_exit):
-       Use integer_zerop/integer_nonzerop instead of
-       null_or_integer_zerop/nonnull_and_integer_nonzerop.
-       * tree.h (null_or_integer_zerop, nonnull_and_integer_nonzerop):
-       Removed.
-       * tree-scalar-evolution.c (simple_iv): Return zero for step of
-       an invariant.
-       * tree-ssa-loop-ivopts.c (alloc_iv): Do not set step of invariants
-       to zero.
-       (get_iv): Return NULL for non-scalar types.  Use zero as a step
-       of an invariant.
-       (determine_biv_step, find_interesting_uses_op,
-       find_interesting_uses_cond, find_interesting_uses_stmt,
-       add_old_ivs_candidates, determine_use_iv_cost_condition,
-       rewrite_use_compare, remove_unused_ivs):
-       Use integer_zerop instead of null_or_integer_zerop.
-       (struct ifs_ivopts_data): Replace step_p field with step field.
-       (idx_find_step): Use zero as a step of an invariant.  Modify
-       step instead of *step_p.
-       (find_interesting_uses_address): Use zero as a step of an invariant.
-       Use integer_zerop instead of null_or_integer_zerop.
-       (find_interesting_uses_outside): Call find_interesting_uses_op only
-       for phi nodes for real operands.
-       (add_candidate_1): Expect step to be non-NULL.
-       * tree-ssa-loop-prefetch.c (idx_analyze_ref): Expect step to be
-       non-NULL.
-
-2006-12-23  Andrew Pinski  <pinskia@gmail.com>
-
-       * vec.c: Don't include tree.h.
-       * Makefile.in (vec.o): Update dependencies.
-       (build/vec.o): Likewise.
-
-2006-12-23  Kazu Hirata  <kazu@codesourcery.com>
-
-       * common.opt (flag_force_mem): Remove.
-       * doc/invoke.texi (-fforce-mem): Remove.
-       * opts.c (common_handle_option): Don't handle OPT_fforce_mem.
-
-       * Makefile.in (final.o): Depend on vecprim.h.
-       * final.c: Include vecprim.h.
-       (insn_addresses_): Change the type to VEC(int,heap)*.
-       * insn-addr.h (INSN_ADDRESSES_DEFN): Remove.
-       (INSN_ADDRESSES, INSN_ADDRESSES_ALLOC, INSN_ADDRESSES_SIZE,
-       INSN_ADDRESSES_NEW): Use VEC instead of VARRAY.
-
-2006-12-23  Marcin Dalecki  <martin@dalecki.de>
-
-       * cgraphunit.c (cgraph_optimize): Fixed obvious thinko in memory
-       consumption reporting.
-
-2006-12-23  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
-
-       PR middle-end/7651
-       * c.opt (Wmissing-parameter-type): New.
-       * doc/invoke.texi (Wmissing-parameter-type): Document it.
-       (Wextra): Enabled by -Wextra.
-       * c-opts.c (c_common_post_options): Enabled by -Wextra.
-       * c-decl.c (store_parm_decls_oldstyle): Replace Wextra with
-       Wmissing-parameter-type.
-       
-2006-12-23  Eric Botcazou  <ebotcazou@adacore.com>
-
-       * dwarf2out.c (dbx_reg_number): Do leaf register remapping
-       only if the function is leaf.
-       (multiple_reg_loc_descriptor): Likewise.
-
-2006-12-23  Kazu Hirata  <kazu@codesourcery.com>
-
-       * rtl.h (NOTE_EXPECTED_VALUE): Remove.
-
-2006-12-23  Jan Hubicka  <jh@suse.cz>
-
-       * toplev.c (dump_memory_report): Break out from...
-       (finalize): Here.
-       * toplev.h (dump_memory_report): Declare.
-       (cmp_statistic): Rename to ...
-       (final_cmp_statistic): ... this one
-       (cmp_statistic): New.
-       (dump_ggc_loc_staitsitcs): New FINAL parpameter.
-       * common.opt (-fpre-ipa-mem-report, -fpost-ipa-mem-report): Declare.
-       * varray.c (dump_varray_staitiscs): Do not segfault when no varray was
-       allocated so far.
-        * cgraphunit.c (cgraph_optimize): Dump the memory reports.
-
-2006-12-22  Mike Stump  <mrs@apple.com>
-
-       * config/rs6000/t-darwin (DARWIN_EXTRA_CRT_BUILD_CFLAGS): Add
-       -mmacosx-version-min=10.4.
-       (crt2.o): Add $(DARWIN_EXTRA_CRT_BUILD_CFLAGS).
-       
-2006-12-23  Jan Hubicka  <jh@suse.cz>
-
-       * tree-flow-inline.h (var_ann): External variable annotations are
-       unshared too.
-       (tree_common_ann): Handle correctly unshared variables annotations.
-       * tree-dfa.c (create_var_ann): External variable annotations are
-       unshared too.
-
-2006-12-22  Kazu Hirata  <kazu@codesourcery.com>
-
-       * basic-block.h: Remove the prototype for
-       commit_edge_insertions_watch_calls.
-       * cfgrtl.c (commit_edge_insertion): Drop the last argument.
-       Simplify.
-       (commit_edge_insertions_watch_calls): Remove.
-       (commit_edge_insertions): Adjust the call to
-       commit_one_edge_insertion.
-
-2006-12-22  Zdenek Dvorak <dvorakz@suse.cz>
-
-       * tree-ssa-loop-niter.c (zero_p, nonzero_p): Removed.
-       (number_of_iterations_ne, number_of_iterations_lt_to_ne,
-       assert_no_overflow_lt, assert_loop_rolls_lt,
-       number_of_iterations_lt, number_of_iterations_le,
-       number_of_iterations_cond, tree_simplify_using_condition_1,
-       number_of_iterations_exit, find_loop_niter, loop_niter_by_eval,
-       implies_nonnegative_p, implies_ge_p, record_nonwrapping_iv,
-       idx_infer_loop_bounds, n_of_executions_at_most, scev_probably_wraps_p):
-       Do not use zero_p/nonzero_p.
-       * tree-ssa-loop-manip.c (determine_exit_conditions): Ditto.
-       * tree-ssa-loop-ivopts.c (niter_for_exit, determine_biv_step,
-       find_interesting_uses_op, find_interesting_uses_cond,
-       find_interesting_uses_address, find_interesting_uses_stmt,
-       strip_offset_1, add_candidate_1, add_old_ivs_candidates,
-       difference_cost, determine_use_iv_cost_condition,
-       rewrite_use_compare, remove_unused_ivs): Ditto.
-       * tree-ssa-address.c (tree_mem_ref_addr, create_mem_ref_raw): Ditto.
-       * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
-       * tree-cfg.c (find_taken_edge_cond_expr): Ditto.
-       * tree.h (zero_p): Declaration removed.
-       (null_or_integer_zerop, nonnull_and_integer_nonzerop): New.
-
-2006-12-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
-
-       PR middle-end/7651
-       * c.opt (Wclobbered): New.
-       * doc/invoke.texi (Wclobbered): Document it.
-       (Wextra): Enabled by -Wextra.
-       * c-opts.c (c_common_post_options): Enabled by -Wextra.
-       * flow.c (rest_of_handle_life): Replace Wextra with Wclobbered.
-       * function.c (setjmp_vars_warning): Only warn for Wclobbered.
-       (setjmp_args_warning): Likewise.
-       
-2006-12-22  Kazu Hirata  <kazu@codesourcery.com>
-
-       * config/elfos.h, config/spu/spu.c, tree-ssa-operands.h,
-       tree-ssa-ter.c: Fix comment typos.
-
-2006-12-22  Paolo Bonzini  <bonzini@gnu.org>
-
-       PR rtl-optimization/29840
-
-       * fwprop.c (forward_propagate_into): Reject artificial uses/defs.
-       (fwprop_init): Add DF_HARD_REGS to df_init call.
-
-2006-12-21  Andrew Pinski  <pinskia@gmail.com>
-
-       * tree-nested.c (create_tmp_var_for): Check for vector type
-       when setting DECL_GIMPLE_REG_P.
-
-2006-12-21  Roger Sayle  <roger@eyesopen.com>
-
-       * tree-pretty-print.c (dump_generic_node): Avoid outputing "(void) 0;"
-       as the else branch of a COND_EXPR.
-
-2006-12-22  Kazu Hirata  <kazu@codesourcery.com>
-
-       * cgraphunit.c, config/i386/i386.c, config/ia64/ia64.c, cse.c,
-       output.h, toplev.c, tree-affine.h, tree-flow.h,
-       tree-ssa-alias.c, tree-ssa-coalesce.c, tree-ssa-live.c,
-       tree-ssa-live.h, tree-ssa-operands.c, tree-ssa-ter.c,
-       tree-vrp.c, varpool.c: Fix comment typos.
-
-       * cgraphunit.c, varpool.c: Fix comment typos.
-
-2006-12-22  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/spu/spu.h (ARG_POINTER_CFA_OFFSET): Define.
-       * config/spu/spu.c (spu_expand_prologue): Set RTX_FRAME_RELATED_P
-       for insn setting up the frame pointer.  Do not set it for insns
-       setting up scratch registers or storing the backchain.
-
-2006-12-21  Eric Botcazou  <ebotcazou@adacore.com>
-
-       PR other/29639
-       * configure.ac (HAVE_LD_EH_GC_SECTIONS): Check that exception tables
-       are kept for .gnu.linkonce.t sections if COMDAT groups are disabled.
-       * configure: Regenerate.
-
-2006-12-21  Joseph Myers  <joseph@codesourcery.com>
-
-       * rtlanal.c (subreg_get_info): Do not make register size
-       computations for mode sizes not divisible by the number of
-       registers.
-
-2006-12-21  Daniel Berlin  <dberlin@dberlin.org>
-
-       * tree-ssa-structalias.c (build_constraint_graph): Insert complex
-       offsetted constraints into rhsvar, not lhsvar.
-
-2006-12-21  Jakub Jelinek  <jakub@redhat.com>
-
-       PR middle-end/30262
-       PR middle-end/30263
-       * tree-nested.c (walk_asm_expr): New function.
-       (walk_stmts): Use it for ASM_EXPR.
-
-       PR target/30230
-       * config/ia64/ia64.c (ia64_add_bundle_selector_before): New function.
-       (bundling): Use it.
-
-2006-12-21  Nathan Sidwell  <nathan@codesourcery.com>
-
-       PR target/28966
-       PR target/29248
-       * reload1.c (reload): Realign stack after it changes size.
-
-2006-12-20  Roger Sayle  <roger@eyesopen.com>
-
-       * simplify-rtx.c (simplify_subreg): Use the correct mode when
-       determining whether a SUBREG of a CONCAT refers to the first or
-       second component.
-
-2006-12-21  Ben Elliston  <bje@au.ibm.com>
-
-       * config/spu/spu.c (spu_builtin_mul_widen_even): Remove unused
-       local variable `d'.
-
-2006-12-20  Jan Hubicka  <jh@suse.cz>
-
-       * tree-dfa.c (add_referenced_var): Walk initializers of
-       non-constant/readonly static vars.
-
-2006-12-20  Jan Hubicka  <jh@suse.cz>
-
-       * tree-flow-inline.h (gimple_var_anns): New function.
-       (var_ann): Use hashtable for static functions.
-       * tree-dfa.c (create_var_ann): Likewise.
-       * tree-ssa.c (var_ann_eq, var_ann_hash): New functions.
-       (init_tree_ssa): Initialize var anns.
-       (delete_tree_ssa): Delete var anns; also clear out gimple_df.
-       * tree-flow.h (struct static_var_ann_d): New structure.
-       (gimple_df): Add var_anns.
-
-2006-12-20  Carlos O'Donell  <carlos@codesourcery.com>
-
-       PR bootstrap/30242
-       * gcc/c-incpath.c (add_standard_paths): Only relocate paths that 
-       begin with the configured prefix. 
-
-2006-12-20  Jan Hubicka  <jh@suse.cz>
-
-       PR target/30213
-       * i386.c (expand_setmem_epilogue): Fix formating.
-       (dsmalest_pow2_greater_than): New function.
-       (ix86_expand_movmem): Improve comments; avoid re-computing of
-       epilogue size.
-       (promote_duplicated_reg_to_size): Break out from ...
-       (expand_setmem): ... this one; reorganize promotion code;
-       improve comments; avoid recomputation of epilogue size.
-
-2006-12-20  Andrew Pinski  <pinskia@gmail.com>
-
-       PR middle-end/30143
-       * omp-low.c (init_tmp_var): New function.       
-       (save_tmp_var): New function.
-       (lower_omp_1): Use them for VAR_DECL.
-
-2006-12-20  Andrew Pinski  <pinskia@gmail.com>
-
-       * tree-gimple.c (is_gimple_min_invariant): Treat constant vector
-       CONSTRUCTORs as min invariants.
-
-2006-12-20  Joseph Myers  <joseph@codesourcery.com>
-
-       * rtlanal.c (struct subreg_info, subreg_get_info, subreg_nregs):
-       New.
-       (subreg_regno_offset, subreg_offset_representable_p): Change to
-       wrappers about subreg_get_info.
-       (refers_to_regno_p, reg_overlap_mentioned_p): Use subreg_nregs.
-       * rtl.h (subreg_nregs): Declare.
-       * doc/tm.texi (HARD_REGNO_NREGS_HAS_PADDING): Update to refer to
-       subreg_get_info.
-       * caller-save.c (mark_set_regs, add_stored_regs): Use
-       subreg_nregs.
-       * df-scan.c (df_ref_record): Use subreg_nregs.
-       * flow.c (mark_set_1): Use subreg_nregs.
-       * postreload.c (move2add_note_store): Use subreg_nregs.
-       * reload.c (decompose, refers_to_regno_for_reload_p,
-       reg_overlap_mentioned_for_reload_p): Use subreg_nregs.
-       * resource.c (update_live_status, mark_referenced_resources,
-       mark_set_resources): Use subreg_nregs.
-
-2006-12-20  Zdenek Dvorak <dvorakz@suse.cz>
-
-       * loop-unswitch.c (unswitch_loop): Update arguments of
-       duplicate_loop_to_header_edge call.
-       * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Ditto.
-       * loop-unroll.c (peel_loop_completely, unroll_loop_constant_iterations,
-       unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
-       Ditto.
-       * cfgloopmanip.c (loop_version): Ditto.
-       (duplicate_loop_to_header_edge): Change
-       type of to_remove to VEC(edge), remove n_to_remove argument.
-       * tree-ssa-loop-manip.c (tree_duplicate_loop_to_header_edge):
-       Change type of to_remove to VEC(edge), remove n_to_remove argument.
-       (tree_unroll_loop): Update arguments of
-       tree_duplicate_loop_to_header_edge call.
-       * cfghooks.c (cfg_hook_duplicate_loop_to_header_edge):
-       Change type of to_remove to VEC(edge), remove n_to_remove argument.
-       * cfghooks.h (struct cfg_hooks): Type of
-       cfg_hook_duplicate_loop_to_header_edge changed.
-       (cfg_hook_duplicate_loop_to_header_edge): Declaration changed.
-       * cfgloop.h (duplicate_loop_to_header_edge): Ditto.
-       * tree-flow.h (tree_duplicate_loop_to_header_edge): Ditto.
-
-2006-12-20  Dorit Nuzman  <dorit@il.ibm.com>
-
-       * config/spu/spu.md (vec_widen_umult_hi_v8hi): New.
-       (vec_widen_umult_lo_v8hi, vec_widen_smult_hi_v8hi): New.
-       (vec_widen_smult_lo_v8hi): New.
-       * config/spu/spu.c (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Defined.
-       (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Defined.
-       (spu_builtin_mul_widen_even, spu_builtin_mul_widen_odd): New.
-
-2006-12-20  Jan Hubicka  <jh@suse.cz>
-
-       * cgraph.c: Update overall comment; fix vertical spacing.
-       * ipa-inline.c (cgraph_decide_inlining): Remove now redundant check.
-
-2006-12-20  Jan Hubicka  <jh@suse.cz>
-
-       * cgraph.h (FOR_EACH_STATIC_VARIABLE, FOR_EACH_STATIC_INITIALIZER): New
-       macros.
-       (varpool_first_static_initializer, varpol_next_static_initializer): New
-       inline functions.
-       * ipa-reference.c (analyze_variable): Simplify.
-       (static_execute): Use FOR_EACH_STATIC_INITIALIZER.
-       * ipa-type-escape.c (type_escape_execute): Use FOR_EACH_STATIC_VARIABLE.
-
-2006-12-19  Andrew Pinski  <pinskia@gmail.com>
-
-       PR tree-opt/30045
-       * tree-vrp.c (nonnull_arg_p): Treat the static decl as always
-       non null.
-
-2006-12-20  Ben Elliston  <bje@au.ibm.com>
-
-       * doc/invoke.texi (Optimize Options): Typo fix.
-
-2006-12-19  Eric Christopher  <echristo@apple.com>
-
-       * config/darwin.c (machopic_select_section): Rewrite.
-       (darwin_text_section): New.
-       (darwin_rodata_section): Ditto.
-       (darwin_mergeable_string_section): Ditto.
-       (darwin_mergeable_constant_section): Ditto.
-       * config/darwin-sections.def: Add SECTION_STRINGS for cstring_section.
-
-2006-12-19  Steve Ellcey  <sje@cup.hp.com>
-
-       * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL):  Add undef.
-
-2006-12-19  Paolo Bonzini  <bonzini@gnu.org>
-
-       PR bootstrap/29544
-       * gcc/Makefile.in (STAGE1_CHECKING): Rename to...
-       (STAGE1_CHECKING_CFLAGS): ... this.
-
-2006-12-18  Andrew Pinski  <pinskia@gmail.com>
-
-       PR target/29779
-       * config/rs6000/rs6000.c (altivec_init_builtins): Change to set
-       READONLY on __builtin_altivec_mask_for_load instead of adding
-       the attribute.
-
-2006-12-18  Roger Sayle  <roger@eyesopen.com>
-           Eric Christopher  <echristo@apple.com>
-
-       PR target/29302
-       * real.c (real_maxval): Correctly handle IBM extended double format.
-
-2006-12-19  Jan Hubicka  <jh@suse.cz>
-
-       * expmed.c (expand_mult_const): Force operand to constant.
-       * rs6000.c (rs6000_emit_set_const, rs6000_emit_set_long_const): Add
-       copy_rtx to arguments.
-
-2006-12-19  Ben Elliston  <bje@au.ibm.com>
-
-       * config/spu/spu.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
-
-2006-12-19  Ben Elliston  <bje@au.ibm.com>
-
-       * cse.c (cse_insn): Fix formatting.
-
-2006-12-18  Geoffrey Keating  <geoffk@apple.com>
-
-       * doc/invoke.texi (Debugging Options): Document -g0.
-       * config/darwin.h (LINK_COMMAND_SPEC): Replace -gnone with -g0.
-       * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
-
-2006-12-18  Ian Lance Taylor  <iant@google.com>
-
-       * c.opt (Wmissing-declarations): Add C++ and ObjC++.
-       * doc/invoke.texi (Warning Options): -Wmissing-declarations now
-       works for C++.
-
-2006-12-18  Andrew MacLeod  <amacleod@redhat.com>
-
-       * tree-ssa-operands.h (struct vdef_optype_d): Rename to voptype_d.
-       (struct vuse_optype_d): Delete.
-       (SSA_OPERAND_MEMORY_SIZE): Delete.
-       (struct ssa_operand_memory_d): Change mem array to size one.
-       (NUM_VOP_FREE_BUCKETS): Define.
-       (free_vuses, free_vdefs): Replace with vop_free_buckets array.
-       (vdef_ops, vuse_ops, struct ssa_operand_iterator_d): Use voptype_d type.
-       * tree-pretty-print.c (dump_vops): Use voptype_d type.
-       * tree-ssa-operands.c (vop_free_bucket_size): New.  Number of operands
-       which fit into a chunk of memory from a specific bucket.
-       (vop_free_bucket_index): New.  Find correct size memory bucket.
-       (init_vop_buckets): New.  Initialize VOP free memory buckets.
-       (add_vop_to_freelist): New.  Add a VOP to the correct free list.
-       (ssa_operand_mem_size): New.  Current size of an operand memory chunk.
-       (init_ssa_operands): Initialize operand memory and free lists.
-       (fini_ssa_operands): Remove references to free_vuses and free_vdefs.
-       (ssa_operand_alloc): Use graduated size memory allocation.
-       (APPEND_OP_AFTER, MOVE_HEAD_AFTER, MOVE_HEAD_TO_FREELIST,
-       INITIALIZE_USE): Remove.
-       (alloc_vop): New.  Allocate a virtual operand.
-       (alloc_vdef, alloc_vuse): Delete.
-       (add_def_op, add_use_op): Directly setup pointers.
-       (add_vop): New.  Add a virtual operand.
-       (add_vuse_op, add_vdef_op): Call add_vop.
-       (realloc_vop): New.  Reallocate a virtual operand.
-       (realloc_vdef, realloc_vuse): Call realloc_vop.
-       (finalize_ssa_def_ops): Delete.  Move content to finalize_ssa_defs.
-       (finalize_ssa_defs): Optimize for common case, remove code based on
-       sorted pointers which was a waste of time.
-       (finalize_ssa_use_ops): Delete.  Move content to finalize_ssa_uses.
-       (finalize_ssa_uses): Update last pointer.
-       (finalize_ssa_vdef_ops): Delete.  Move content to finalize_ssa_vdefs.
-       (finalize_ssa_vdefs, finalize_ssa_vuse_ops): Use voptype_d and
-       directly manipulate pointers.
-       (copy_virtual_operands): Use voptype_d, and no need to update pointers.
-
-2006-12-18  Nathan Sidwell  <nathan@codesourcery.com>
-
-       * config/rs6000/rs6000.md (*movdf_hardfloat32): Use %X format to
-       determine if memory operand is an indexed address or not.
-
-2006-12-17  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * cselib.c (struct cselib_val_struct): Make val_rtx its
-       own field, remove the union that contained it.
-       * cselib.c: Update accordingly where necessary.
-
-2006-12-17  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * cse.c (have_eh_succ_edges): New function.
-       (cse_insn): Don't remove dead EH edges here
-       (cse_extended_basic_block): Do it here.
-       (rest_of_handle_cse, rest_of_handle_cse2): Don't assert
-       that we have removed all dead edges.
-
-2006-12-17  Matthias Klose  <doko@debian.org>
-
-       PR libstdc++/11953
-       * gcc/config/mips/linux.h (SUBTARGET_CPP_SPEC): Extend.
-
-2006-12-17  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * cse.c (cse_find_path): Don't wrap a gcc_assert in ENABLE_CHECKING.
-       (cse_extended_basic_block): When truncating a path while processing
-       it, make sure to clear the visited bit on the basic blocks in the
-       truncated part of the path.
-       (cse_main): Use reverse completion order, not DFS order, to walk
-       the CFG.
-       (gate_handle_cse): Revert erroneous commit of a counter.
-
-2006-12-17  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * cse.c (this_insn_cc0, this_insn_cc0_mode): New global
-       variables, moved out from cse_insn.
-       (prev_insn): Remove this global variable).
-       (new_basic_block): Don't set it.
-       (cse_insn): Idem. Also, move code to delete unused CC0-setter
-       insns and code to set prev_insn_cc0 and prev_insn_cc0_mode
-       from here...
-       (cse_extended_basic_block): ...to here.  Do not clear
-       prev_insn_cc0 until after recording equivalences from jumps.
-
-2006-12-16  Jan Hubicka  <jh@suse.cz>
-
-       * cgraphunit.c (ipa_passes): Clear current_function_decl.
-
-2006-12-16  Andreas Tobler  <a.tobler@schweiz.org>
-
-       * passes.c (verify_curr_properties): Define only for ENABLE_CHECKING.
-
-2006-12-16  Jan Hubicka  <jh@suse.cz>
-
-       * omp-low.c (expand_omp_parallel): Set function properties.
-       * function.h (struct function): Add curr_properties and last_verified.
-       * passes.c (register_dump_files): Do not set TODO_set_props for the
-       first pass
-       (init_optimization_passes): Set it here; reorder initialization so the
-       dump files appear in more logical order.
-       (last_verified, curr_properties): Kill.
-       (do_per_function): New function.
-       (execute_function_todo): Break out from ...
-       (execute_todo): ... here; handle per-function flags.
-       (clear_last_verified, verify_curr_properties,
-       update_properties_after_pass): New functions.
-       (execute_one_pass): Handle per-function properties.
-       (execute_ipa_pass_list): Use do_per_function; sanity check that cfun
-       and current_function_decls are cleared out.
-       * ipa-cp.c (constant_val_insert): Clear cfun/current_function_decl
-       after use.
-
-2006-12-16  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
-
-       PR middle-end/7651
-       * c.opt (Wempty-body): New.
-       * doc/invoke.texi (Wempty-body): Document it.
-       (Wextra): Enabled by -Wextra.
-       * c-opts.c (c_common_post_options): Enabled by -Wextra.
-       * c-common.c (empty_body_warning): Replace Wextra with Wempty-body.
-       * c-parser.c (c_parser_c99_block_statement): Likewise.
-
-2006-12-15  Jakub Jelinek  <jakub@redhat.com>
-
-       PR target/30185
-       * config/rs6000/rs6000.md (div<mode>3): Use correct mode in
-       force_reg call.
-
-2006-12-15  Andrew Pinski  <pinski@gmail.com>
-
-       PR tree-opt/30140
-       * tree-inline.c (setup_one_parameter): Gimplify the statement if
-       the variable is not a gimple register variable.
-
-2006-12-15  Uros Bizjak  <ubizjak@gmail.com>
-
-       * invoke.texi (mstringop-strategy): Add missing "byte_loop" value.
-
-2006-12-14  Jan Hubicka  <jh@suse.cz>
-
-       * tree-flow.h (struct stmt_ann_d): Move bitfield references_memory
-       to proper place.
-
-2006-12-14  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/30197
-       * builtins.c (fold_builtin_cexp): New function to fold cexp
-       to cexpi and exp parts.
-       * tree-ssa-pre.c (try_combine_conversion): Also handle
-       REALPART_EXPR and IMAGPART_EXPR.
-
-2006-12-14  Richard Guenther  <rguenther@suse.de>
-
-       PR middle-end/30172
-       * fold-const.c (fold_binary): Fold __complex__ ( x, 0 )
-       + __complex__ ( 0, y ) to __complex__ ( x, y ).
-       Fold __complex__ (x, y) * +-I to __complex__ (-+y, +-x).
-
-2006-12-14  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/30198
-       * fold-const.c (fold_unary): Fold REALPART_EXPR of cexpi to cos.
-       Fold IMAGPART_EXPR of cexpi to sin.
-
-2006-12-14  Dorit Nuzman  <dorit@il.ibm.com>
-           Trevor Smigiel  <trevor_smigiel@playstation.sony.com>
-
-       * spu.c (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Defined.
-       (spu_init_builtins): Mark the SPU_MASK_FOR_LOAD builtin decl as read
-       only.
-       (spu_expand_builtin_1): Handle the SPU_MASK_FOR_LOAD builtin.
-       (spu_builtin_mask_for_load): New.
-       * spu-builtins.def (SPU_MASK_FOR_LOAD): Define new builtin.
-       * spu.md (UNSPEC_SPU_REALIGN_LOAD, UNSPEC_SPU_MASK_FOR_LOAD):New.
-       (vec_realign_load_<mode>, spu_lvsr): New.
-
-2006-12-13  Ian Lance Taylor  <iant@google.com>
-
-       PR c++/19564
-       PR c++/19756
-       * c-typeck.c (parser_build_binary_op): Move parentheses warnings
-       to warn_about_parentheses in c-common.c.
-       * c-common.c (warn_about_parentheses): New function.
-       * c-common.h (warn_about_parentheses): Declare.
-       * doc/invoke.texi (Warning Options): Update -Wparentheses
-       description.
-
-2006-12-13  Zdenek Dvorak <dvorakz@suse.cz>
-
-       * tree-ssa-loop-ivopts.c: Include tree-affine.h.
-       (divide): Removed.
-       (constant_multiple_of): Fix order of operators for division.
-       (aff_combination_const, aff_combination_elt, aff_combination_scale,
-       aff_combination_add_elt, aff_combination_add, aff_combination_convert,
-       tree_to_aff_combination, add_elt_to_tree, unshare_aff_combination,
-       aff_combination_to_tree): Moved to tree-affine.c and made to work with
-       double_int coefficients.
-       (get_computation_aff, get_computation_at): Work with double_int
-       coefficients.
-       (get_computation_cost_at): Do not use divide.
-       (rewrite_use_nonlinear_expr, rewrite_use_address, rewrite_use_compare):
-       Assert that expressing the computation did not fail.
-       * tree-ssa-address.c: Include tree-affine.h.
-       (add_to_parts, most_expensive_mult_to_index, addr_to_parts,
-       create_mem_ref): Work with double_int coefficients.
-       * tree-affine.c: New file.
-       * tree-affine.h: New file.
-       * tree-flow.h (struct affine_tree_combination): Removed.
-       * Makefile.in (tree-affine.o): Add.
-       (tree-ssa-address.o, tree-ssa-loop-ivopts.o): Add tree-affine.h
-       dependency.
-
-2006-12-13  Peter Bergner  <bergner@vnet.ibm.com>
-
-       PR middle-end/30191
-       Revert:
-       * reload1.c (eliminate_regs_in_insn): Merge the plus_src "else" and
-       the offset == 0 "then" clauses.
-       * config/rs6000/predicates.md (gpc_reg_operand): Check for
-       reload_in_progress.
-
-2006-12-13  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386.h (FIRST_PSEUDO_REGISTER): Define to 53.
-       (FIXED_REGISTERS, CALL_USED_REGISTERS): Remove dir register.
-       (REG_ALLOC_ORDER): Remove one element due to removal of dir register.
-       (FRAME_POINTER_REGNUM): Update register number to 20.
-       (REG_CLASS_CONTENTS): Update contents due to removed dir register.
-       (HI_REGISTER_NAMES): Remove "dirflag".
-
-       * config/i386/i386.c (regclass_map): Remove dirflag entry.
-       (dbx_register_map, dbx64_register_map, svr4_dbx_register_map):
-       Remove "dir" entry.
-       (ix86_md_asm_clobbers): Remove "dirflag" default asm clobber.
-
-       * config/i386/i386.md (R10_REG, R11_REG): Renumber.
-       (sse_prologue_save, *sse_prologue_save_insn): Renumber
-       hardcoded SSE register numbers.
-
-       * config/i386/mmx.md (mmx_emms, mmx_femms): Renumber
-       hardcoded MMX register numbers.
-
-
-2006-12-13  Mark Shinwell  <shinwell@codesourcery.com>
-
-       * config/arm/arm.c (arm_output_fldmx): Output FLDMD instead of
-       FLDMX.  Rename function to...
-       (vfp_output_fldmd): ...this.
-       (vfp_output_fstmx): Output FSTMD instead of FSTMX.  Rename
-       function to...
-       (vfp_output_fstmd): ...this.
-       (vfp_emit_fstmx): Don't leave space in the frame layout for the
-       FSTMX format word.  Rename function to...
-       (vfp_emit_fstmd): ...this.
-       (arm_get_vfp_saved_size): Don't add in space for the FSTMX format
-       word.
-       (arm_output_epilogue): Adjust comment to reflect use of FSTMD.
-       (arm_unwind_emit_sequence): Don't compensate for the FSTMX format
-       word.  Also emit "vsave" assembler directives in such cases rather
-       than "save".
-       * config/arm/libunwind.S (gnu_Unwind_Restore_VFP,
-       gnu_Unwind_Save_VFP): Adjust comments.
-       (gnu_Unwind_Restore_VFP_D, gnu_Unwind_Save_VFP_D): New functions
-       for saving and restoring using FSTMD and FLDMD rather than
-       FSTMX and FLDMX.
-       (gnu_Unwind_Restore_VFP_D_16_to_31, gnu_Unwind_Restore_VFP_D_16_to_31):
-       New functions for saving and restoring the VFPv3 registers 16 .. 31.
-       * config/arm/pr-support.c (gnu_unwind_execute): Add conditional
-       compilation case to correctly handle unwind opcode 0xc8 when using
-       VFP.
-       * config/arm/unwind-arm.c (struct vfpv3_regs): New.
-       (DEMAND_SAVE_VFP_D, DEMAND_SAVE_VFP_V3): New flags.
-       (__gnu_Unwind_Save_VFP_D, __gnu_Unwind_Restore_VFP_D,
-       __gnu_Unwind_Save_VFP_D_16_to_31, __gnu_Unwind_Restore_VFP_D_16_to_31):
-       Declare.
-       (restore_non_core_regs): Restore registers using FLDMD rather than
-       FLDMX if required.  Also handle restoration of VFPv3 registers.
-       (_Unwind_VRS_Pop): Handle saving and restoring of registers using
-       FSTMD and FLDMD if required; also handle VFPv3 registers 16 .. 31,
-       including cases where the caller specifies a range of registers
-       that overlaps the d15/d16 boundary.
-
-2006-12-13  Diego Novillo  <dnovillo@redhat.com>
-
-       PR 30089
-       * tree-ssa-operands.h (SSA_OPERAND_MEMORY_SIZE): Add space to
-       accomodate 511 operands.
-
-2006-12-13  Richard Guenther  <rguenther@suse.de>
-
-       * builtins.c (expand_builtin_cexpi): Fix typo.
-
-2006-12-13  Jan Hubicka  <jh@suse.cz>
-
-       * Makefile.in: Add dependencies.
-       * tree-pretty-print.c: Include value-prof.h
-       (dump_generic_bb_buff): Dump histograms
-       * value-prof.c: Include pointer-set.h
-       (gimple_alloc_histogram_value, histogram_hash, histogram_eq,
-       set_histogram_value, gimple_histogram_value,
-       gimple_add_histogram_value, gimple_remove_histogram_value,
-       gimple_histogram_value_of_type, dump_histogram_value,
-       dump_histograms_for_stmt, gimple_remove_stmt_histograms,
-       gimple_duplicate_stmt_histograms, visit_hist,
-       verify_histograms): New functions.
-       (tree_value_profile_transformations): Update for new histogram API.
-       (tree_divmod_fixed_value): Update for new histogram API.
-       (tree_divmod_fixed_value_transform): Update for new histogram API.
-       (tree_mod_pow2): Update for new histogram API.
-       (tree_mod_pow2_value_transform): Update for new histogram API.
-       (tree_mod_subtract): Update for new histogram API.
-       (tree_mod_subtract_transform): Update for new histogram API.
-       (tree_stringops_transform): Update for new histogram API.
-       (tree_divmod_values_to_profile): Update for new histogram API.
-       (tree_stringops_values_to_profile): Update for new histogram API.
-       (tree_find_values_to_profile): Update for new histogram API.
-       * value-prof.h (gimple_histogram_value): Declare.
-       (gimple_histogram_value_of_type): Declare.
-       (gimple_add_histogram_value): Declare.
-       (gimple_remove_histogram_value): Declare.
-       (dump_histograms_for_stmt): Declare.
-       (gimple_remove_histogram_value): Declare.
-       (gimple_remove_stmt_histograms): Declare.
-       (gimple_duplicate_stmt_histograms): Declare.
-       (verify_histograms): Declare.
-       * function.h
-       (struct funrction): Add value_histograms hash.
-       (VALUE_HISTOGRAMS): New macro.
-       * profile.c (compute_value_histograms): update for new API.
-       * tree-inline.c: Include value-prof.h
-       (copy_bb): Update histograms.
-       * tree-flow.h (struct stmt_ann_d): Do not contain pointer to histograms;
-       reorder to get smaller memory layout.
-       * tree-cfg.c: Include value-prof.h
-       (bsi_remove): Update histograms.
-       (bsi_replace): Update histograms.
-       (verify_stmts): Call histogram verifier.
-       (tree_duplicate_bb): Update histograms.
-       (move_block_to_fn): Update histograms.
-
-2006-12-13  Richard Guenther  <rguenther@suse.de>
-
-       * ipa-inline.c (cgraph_flatten_node): Replace leafify with
-       flatten.
-       (cgraph_decide_inlining): Likewise.
-
-2006-12-13  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/17687
-       * builtins.def (BUILT_IN_CEXPI, BUILT_IN_CEXPIF, BUILT_IN_CEXPIL):
-       New builtins for imaginary argument cexp.
-       * builtin-types.def (BT_FN_COMPLEX_FLOAT_FLOAT,
-       BT_FN_COMPLEX_DOUBLE_DOUBLE, BT_FN_COMPLEX_LONGDOUBLE_LONGDOUBLE):
-       New required builtin types.
-       * builtins.c (expand_builtin_cexpi): Declare.
-       (mathfn_built_in): Handle BUILT_IN_CEXPI.
-       (expand_builtin_cexpi): New static helper.
-       (expand_builtin): Call it.
-       (do_mpfr_sincos): Adjust for CEXPI evaluation.
-       (fold_builtin_sincos): New function to fold sincos to cepxi.
-
-2006-12-13  Richard Guenther  <rguenther@suse.de>
-
-       * ipa-reference.c (scan_for_static_refs): Also scan
-       tcc_comparison class trees.
-
-2006-12-12 David Daney  <ddaney@avtrex.com>
-
-       * config/mips/mips.h (ASM_OUTPUT_EXTERNAL): Undefine it before
-       define.
-
-2006-12-12  Andrew Pinski  <pinskia@gmail.com>
-
-       * tree-vect-transform.c (vect_permute_load_chain):
-       Set DECL_GIMPLE_REG_P to true for the vect_perm_*
-       temp variables.
-
-2006-12-13  Sa Liu  <saliu@de.ibm.com>
-           Ben Elliston  <bje@au.ibm.com>
-
-       * config/spu/spu.h (C_COMMON_OVERRIDE_OPTIONS): Define.
-       (REGISTER_TARGET_PRAGMAS): Don't zero warn_main flag.
-       * config/spu/spu-protos.h (spu_c_common_override_options):
-       Declare.
-       * config/spu/spu-c.c (spu_c_common_override_options): New.
-       * config/spu/spu.c (spu_override_options): Whitespace fix.
-
-2006-12-12  Trevor Smigiel  <trevor_smigiel@playstation.sony.com>
-
-       * config/spu/spu.c (cpat_info): Fix an incorrectly identified case.
-
-2006-12-12  Geoffrey Keating  <geoffk@apple.com>
-
-       * mips-tdump.c: Replace CROSS_COMPILE with
-       CROSS_DIRECTORY_STRUCTURE.
-       * mips-tfile.c: Likewise.
-       * gcc.c: Likewise.
-       * configure.ac: Likewise.
-       * cppdefault.c: Likewise.
-       * Makefile.in: Likewise.
-       * config/alpha/osf.h: Likewise.
-       * config/i386/cygwin.h: Likewise.
-       * config/i386/beos-elf.h: Likewise.
-       * config/i386/nto.h: Likewise.
-       * config/fr30/fr30.h: Likewise.
-       * config/svr4.h: Likewise.
-       * config/rs6000/aix.h: Likewise.
-       * config/rs6000/sysv4.h: Likewise.
-       * config/pa/pa64-hpux.h: Likewise.
-       * config/pa/pa-hpux10.h: Likewise.
-       * config/pa/pa-hpux11.h: Likewise.
-       * collect2.c: Likewise.
-       * configure: Regenerate.
-
-       * doc/tm.texi (Alignment Output): Document that ASM_OUTPUT_SKIP
-       actually takes an unsigned HOST_WIDE_INT for its second parameter.
-
-2006-12-13  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/spu/spu.c (TARGET_ENCODE_SECTION_INFO): Define.
-       (spu_encode_section_info): New.
-       * config/spu/spu.h (ALIGNED_SYMBOL_REF_P): Adjust.
-       (SYMBOL_FLAG_ALIGN1): New.
-
-2006-12-12  Andrew Pinski  <andrew_pinski@playstation.sony.com>
-
-       PR tree-opt/28624
-       * tree-ssa-dom.c (eliminate_degenerate_phis): Use a temporary
-       bitmap for EXECUTE_IF_SET_IN_BITMAP.
-
-2006-12-12  Andrew Pinski  <andrew_pinski@playstation.sony.com>
-
-       PR tree-opt/28436
-       * tree.h (DECL_COMPLEX_GIMPLE_REG_P): Rename to ...
-       (DECL_GIMPLE_REG_P): This.
-       * fold-const.c (fold_indirect_ref_1): Fold *(foo *)&vectorfoo into
-       using BIT_FIELD_REF.
-       * omp-low.c (omp_copy_decl_2): Use the renamed DECL_GIMPLE_REG_P.
-       * tree-gimple.c (is_gimple_reg): Use the renamed DECL_GIMPLE_REG_P
-       and check for VECTOR_TYPE.
-       * expr.c (get_inner_reference): Set the mode for BIT_FIELD_REF with
-       vector types.
-       * tree-flow-inline.h (var_can_have_subvars): Use the renamed
-       DECL_GIMPLE_REG_P.
-       * gimplify.c (internal_get_tmp_var): Use the renamed DECL_GIMPLE_REG_P
-       and check for VECTOR_TYPE.
-       (gimplify_bind_expr): Likewise.
-       (gimplify_function_tree): Likewise.
-       * expmed.c: Include target.h.
-       (extract_bit_field): For vector mode, try find a better mode first.
-       If that fails use gen_lowpart (for vectors only).
-       * tree-dfa.c (make_rename_temp): Use the renamed DECL_GIMPLE_REG_P
-       and check for VECTOR_TYPE.
-       * tree-ssa-pre.c (create_expressions_by_pieces): Likewise.
-       (insert_into_preds_of_block): Likewise.
-       (insert_fake_stores): Create gimple register store_tmps for
-       vector types.
-       * tree-sra.c (sra_elt): New field, is_vector_lhs.
-       (sra_walk_expr <case BIT_FIELD_REF>): For vector types that
-       are the left hand side, set the element's is_vector_lhs to true.
-       (instantiate_element): For vector types which were on the left
-       hand size, set DECL_GIMPLE_REG_P to false.
-       * tree-nested.c (create_tmp_var_for): Use the renamed
-       DECL_GIMPLE_REG_P.
-       * tree-inline.c (declare_return_variable):  Use the renamed
-       DECL_GIMPLE_REG_P and check for VECTOR_TYPE.
-       (copy_decl_to_var):  Use the renamed DECL_GIMPLE_REG_P.
-       (copy_result_decl_to_var): Likewise.
-       * tree-vect-transform.c (vect_get_new_vect_var): For vector types,
-       create a gimple register variable.
-       (vect_permute_store_chain): Set DECL_GIMPLE_REG_P to true for the
-       vect_inter_* temp variables.
-       * Makefile.in (expmed.o): Update dependencies.
-
-2006-12-12  Peter Bergner  <bergner@vnet.ibm.com>
-
-       * reload1.c (eliminate_regs_in_insn): Merge the plus_src "else" and
-       the offset == 0 "then" clauses.
-       * config/rs6000/predicates.md (gpc_reg_operand): Check for
-       reload_in_progress.
-
-2006-12-12  Marcin Dalecki  <martin@dalecki.de>
-
-       * doc/passes.texi: remove docs about "redundant PHI removal".
-       * tree-pass.h: remove orphaned declaration of pass_redundant_phi,
-       remove redundant pass_partition_blocks declaration.
-
-2006-12-12  Andrew Macleod  <amacleod@redhat.com>
-
-       PR tree-optimization/30159
-       * tree-ssa-coalesce.c (coalesce_ssa_name): Process single ssa_name
-       functions in case a default_def coalesce is required.
-
-2006-12-12  Jakub Jelinek  <jakub@redhat.com>
-
-       PR libstdc++/11953
-       * gthr-posix.h (_REENTRANT): Only define if __osf__ is defined.
-
-       * config/ia64/linux.h (CPP_SPEC): Define.
-       * config/s390/linux.h (CPP_SPEC): Define.
-
-2006-12-12  Jim Wilson  <wilson@specifix.com>
-           Jakub Jelinek  <jakub@redhat.com>
-
-       PR rtl-optimization/27761
-       * combine.c (try_combine): Don't create a useless garbage SET
-       if PATTERN (i2) is a PARALLEL.  If added_sets_1, save
-       PATTERN (i1) resp. SET from i1src to i1dest in i1pat
-       and use it to prevent accidental modification of i1src.
-
-2006-12-12  Ira Rosen  <irar@il.ibm.com>
-
-       * tree-vect-analyze.c (vect_analyze_data_ref_access): Add another check
-       for stores with gaps.
-       * tree-vect-transform.c (vect_permute_store_chain): Create
-       interleave_high or interleave_low according to the endianess.
-
-2006-12-12  Richard Guenther  <rguenther@suse.de>
-
-       PR middle-end/30147
-       * fold-const.c (fold_read_from_constant_string): Only fold read
-       from constant string if the result type is integer.
-
-2006-12-12  Olivier Hainque  <hainque@adacore.com>
-
-       * config/rs6000/t-vxworks: Remove assignment to LIB2FUNCS_EXTRA.
-
-2006-12-12  Olivier Hainque  <hainque@adacore.com>
-
-       * config/vxlib.c: Extract tls related routines into ...
-       * config/vxlib-tls.c: New file.
-       * config/t-vxworks: Add vxlib-tls.c to LIB2FUNCS_EXTRA.
-
-2006-12-12  Sa Liu  <saliu@de.ibm.com>
-           Ben Elliston  <bje@au.ibm.com>
-
-       * config/spu/spu.opt (mfixed-range): New option.
-       * config/spu/spu.h (spu_fixed_range_string): Declare.
-       * config/spu/spu.c (spu_override_options): Handle -mfixed-range.
-       (fix_range): New function.
-       * doc/invoke.texi (SPU Options): Document -mfixed-range.
-       * testsuite/gcc.target/spu/fixed-range.c: New.
-       * testsuite/gcc.target/spu/fixed-range-bad.c: Ditto.
-
-2006-12-11  H.J. Lu  <hongjiu.lu@intel.com>
-
-       PR middle-end/17982
-       PR middle-end/20218
-       * cgraphunit.c (cgraph_optimize): Remove call to
-       process_pending_assemble_externals.
-
-       * config/elfos.h (ASM_OUTPUT_EXTERNAL): New.
-
-       * config/ia64/hpux.h (TARGET_ASM_FILE_END): Removed.
-
-       * config/ia64/ia64.c (ia64_asm_output_external): Rewritten.
-       (ia64_hpux_add_extern_decl): Removed.
-       (ia64_hpux_file_end): Likewise.
-       (extern_func_list): Likewise.
-       (extern_func_head): Likewise.
-
-       * output.h (assemble_external): Update comments.
-       (default_elf_asm_output_external): New.
-       (maybe_assemble_visibility): New.
-
-       * toplev.c (compile_file): Update comment.
-
-       * varasm.c (assemble_external): Always put it on
-       pending_assemble_externals.
-       (maybe_assemble_visibility): Make it extern and return int.
-       (default_elf_asm_output_external): New.
-
-2006-12-11  Daniel Berlin  <dberlin@dberlin.org>
-
-       * tree-ssa-structalias.c (handle_ptr_arith): Return false when we
-       can't handle the pointer arithmetic.
-
-2006-12-11  Diego Novillo  <dnovillo@redhat.com>
-
-       * doc/tree-ssa.texi: Update documentation for virtual operands
-       and the use of push_stmt_changes/pop_stmt_changes.
-       * doc/invoke.texi: Remove documentation for params
-       global-var-threshold.
-       Update documentation on max-aliased-vops.
-
-       * tree-into-ssa.c: Cleanup comments, variables and
-       spacing in various functions.
-       (regs_to_rename): Declare.
-       (mem_syms_to_rename): Declare.
-       (dump_update_ssa): Declare.
-       (debug_update_ssa): Declare.
-       (dump_names_replaced_by): Declare.
-       (debug_names_replaced_by): Declare.
-       (dump_def_blocks): Declare.
-       (debug_def_blocks): Declare.
-       (dump_defs_stack): Declare.
-       (debug_defs_stack): Declare.
-       (dump_currdefs): Declare.
-       (debug_currdefs): Declare.
-       (mark_def_sites): Do not handle virtual operands.
-       (compute_idf): Rename from find_idf.  Update users.
-       (register_new_def): Make local.  Convert second argument
-       to 'tree'.
-       Use BLOCK_DEFS_STACK directly.
-       If pushing a non-register, also push the underlying
-       symbol.
-       (rewrite_stmt): Do not handle virtual operands.
-       (dump_tree_ssa): Call dump_def_blocks, dump_defs_stack,
-       dump_currdefs and dump_tree_ssa_stats.
-       (dump_tree_ssa_stats): Also dump REPL_TBL.
-       (replace_use): Remove.  Update all users to call SET_USE
-       instead.
-       (rewrite_blocks): Move code to free memory to
-       fini_ssa_renamer.
-       (mark_def_site_blocks): Move initialization code to
-       init_ssa_renamer.
-       (init_ssa_renamer): New.
-       (fini_ssa_renamer): New.
-       (rewrite_into_ssa): Call them.
-       (prepare_block_for_update): Process SSA_OP_ALL_USES first
-       and SSA_OP_ALL_DEFS later.  Do not process virtual
-       operands separately.
-       (dump_update_ssa): Call dump_decl_set.
-       (init_update_ssa): Initialize regs_to_rename and
-       mem_syms_to_rename.
-       Call init_ssa_renamer.
-       (delete_update_ssa): Call fini_ssa_renamer.
-       Free blocks_with_phis_to_rewrite.
-       (mark_sym_for_renaming): If the variable has
-       sub-variables, also mark them.
-       If the variable belongs to a partition, also mark it.
-       (mark_set_for_renaming): Call mark_sym_for_renaming on
-       every symbol in the set.
-       (switch_virtuals_to_full_rewrite): Call
-       mark_set_for_renaming.
-       (update_ssa): Separate syms_to_rename into regs_to_rename
-       and mem_syms_to_rename.
-
-       * tree-dump.c (dump_options): Add TDF_MEMSYMS.
-       * tree-pretty-print.c (debug_generic_expr): Add TDF_MEMSYMS.
-       (debug_generic_stmt): Likewise.
-       (debug_tree_chain): Likewise.
-       (dump_symbols): New.
-       (dump_generic_node): Check for TDF_MEMSYMS.
-       Handle MEMORY_PARTITION_TAG.
-       If the statement references memory and TDF_MEMSYMS is
-       given, call dump_symbols.
-       Indicate default names with (D).
-       (dump_vops): Update for new virtual operator format.
-
-       * tree.c (init_ttree): Add MEMORY_PARTITION_TAG to
-       tree_contains_struct.
-       (tree_code_size): Handle MEMORY_PARTITION_TAG.
-       (tree_node_structure): Likewise.
-       (needs_to_live_in_memory): Handle SSA names.
-       * tree.h (MTAG_P): Likewise.
-       (struct tree_memory_partition_tag): Declare.
-       (MPT_SYMBOLS): Define.
-       (union tree_node): Add field 'mpt'.
-       * treestruct.def (TS_MEMORY_PARTITION_TAG): Define.
-       * tree.def (MEMORY_PARTITION_TAG): Define.
-
-       * tree-pass.h (TDF_MEMSYMS): Define.
-
-       * params.h (GLOBAL_VAR_THRESHOLD): Remove.
-
-       * tree-ssa-alias.c: Include pointer-set.h
-       (struct alias_map_d): Remove fields total_alias_vops,
-       grouped_p and may_aliases.  Update all users.
-       (struct mp_info_def): Declare.
-       (mp_info_t): New type.
-       (get_smt_for): Rename from get_tmt_for.  Update all
-       users.
-       (add_may_alias): Add argument ALREADY_ADDED.  If given,
-       use it to avoid adding duplicate entries to alias sets.
-       (replace_may_alias): Remove.  Update all users.
-       (total_alias_vops_cmp): Remove.  Update all users.
-       (group_aliases_into): Remove.  Update all users.
-       (tree_pointer_compare): Remove.  Update all users.
-       (compact_name_tags): Remove.  Update all users.
-       (group_aliases): Remove.  Update all users.
-       (mark_non_addressable): Move from tree-flow-inline.h.
-       Remove the symbol from the partition holding it, if
-       needed.
-       (dump_mp_info): New.
-       (debug_mp_info): New.
-       (sort_mp_info): New.
-       (create_partition_for): New.
-       (rewrite_alias_set_for): New.
-       (compute_memory_partitions): New.
-       (compute_may_aliases): Call it.
-       (init_alias_info): If computing aliases for the first
-       time, mark every memory symbol for renaming.
-       (have_common_aliases_p): New.
-       (compute_flow_insensitive_aliasing): Call it.
-       (setup_pointers_and_addressables): Do not cache
-       num_referenced_vars.
-       For register promoted symbols, mark their former
-       partition for renaming.
-       (maybe_create_global_var): Only create .GLOBAL_VAR if
-       there are no call-clobbered variables and a mix of pure
-       and non-pure functions were found.
-       (may_alias_p): Tidy comments.
-       (create_tag_raw): Remove unused variable new_type.
-       (dump_alias_info): call dump_memory_partitions.
-       (dump_points_to_info_for): Call dump_decl_set.
-       (may_be_aliased): Tidy comments and formatting.
-
-       * timevar.def (TV_MEMORY_PARTITIONING): Define.
-       * tree-vectorizer.c (vect_memsyms_to_rename): Rename from
-       vect_vnames_to_rename.  Set DECL_UIDs instead of SSA name
-       versions in it.
-       (slpeel_update_phi_nodes_for_guard1): Ignore memory PHIs.
-       * tree-vect-transform.c (vect_transform_loop): Call
-       mark_set_for_renaming with vect_memsyms_to_rename.
-       * tree-flow-inline.h (zero_imm_uses_p): New.
-       (memory_partition): New.
-       (set_memory_partition): New.
-       (factoring_name_p): New.
-       (symbol_mem_tag): New.  Update every function that used
-       to access the annotation directly.
-       (set_symbol_mem_tag): Likewise.
-
-       * tree-ssa-copy.c (may_propagate_copy): Allow copies
-       between a partition and a symbol as long as the symbol
-       belongs to the partition.
-       (merge_alias_info): Ignore merge requests when memory
-       partitions are involved.
-
-       * tree-ssa.c (verify_ssa_name): Check that default
-       definitions have empty defining statements.
-       (verify_use): Remove argument IS_VIRTUAL.
-       Don't call verify_ssa_name.
-       (verify_phi_args): Call verify_ssa_name.
-       (verify_flow_insensitive_alias_info): Handle MPTs.
-       (verify_flow_sensitive_alias_info): Likewise.
-       (verify_name_tags): Likewise.
-       (verify_call_clobbering): Likewise.
-       (verify_ssa): Check for VOPs only after aliasing
-       information is available.
-       Check virtuals and real operands separately.
-       Call verify_ssa_name on every operand.
-       (stmt_references_memory_p): Move to tree-ssa-operands.c.
-       (walk_use_def_chains_1): Guard against NULL PHI
-       arguments.
-
-       * tree-ssa-operands.c (stmt_references_memory_p): Move from
-       tree-ssa.c.
-       (get_mpt_for): New.
-       (dump_memory_partitions): New.
-       (debug_memory_partitions): New.
-
-       * tree-flow.h (struct var_ann_d): Add field mpt.
-       (struct stmt_ann_d): Add bitfield references_memory.
-       * Makefile.in (tree-ssa-structalias.o): Include
-       pointer-set.h
-       (tree-ssa-alias.o): Likewise.
-       * tree-ssa-structalias.c: (update_alias_info): Use
-       STORED_SYMS to determine which variables are being
-       written to by the store operation.
-       * tree-ssa-structalias.h (struct alias_info)
-       <total_alias_vops>: Remove.  Update all users.
-       <written_vars>: Change to a pointer set.  Update all
-       users.
-       <dereferenced_ptrs_store>: Likewise.
-       <dereferenced_ptrs_load>: Likewise.
-       (NUM_REFERENCES): Remove.  Update all users.
-       (NUM_REFERENCES_CLEAR): Remove.  Update all users.
-       (NUM_REFERENCES_INC): Remove.  Update all users.
-       (NUM_REFERENCES_SET): Remove.  Update all users.
-
-       * params.def (PARAM_GLOBAL_VAR_THRESHOLD): Remove.
-       Update all users.
-       (PARAM_MAX_ALIASED_VOPS): Set to 10.
-       * tree-ssanames.c (make_ssa_name): Initialize
-       SSA_NAME_IS_DEFAULT_DEF to 0.
-
-2006-12-11  Aldy Hernandez  <aldyh@redhat.com>
-
-       * tree-ssa-dse.c (aggregate_vardecl_d): New.
-       (dse_global_data): Add aggregate_vardecl field.
-       (dse_possible_dead_store_p): New.
-       Add prev_defvar variable.
-       Allow immediate uses and previous immediate uses to differ
-       if they are setting different parts of the whole.
-       (get_aggregate_vardecl): New.
-       (dse_record_partial_aggregate_store): New.
-       (dse_whole_aggregate_clobbered_p): New.
-       (dse_partial_kill_p): New.
-       (dse_optimize_stmt): Abstract code checking a possible dead store
-       into new function dse_possible_dead_store_p().
-       Call dse_maybe_record_aggregate_store().
-       When checking whether a STMT and its USE_STMT refer to the
-       same memory address, check also for partial kills that clobber
-       the whole.
-       Move some variable definitions to the block where they are used.
-       (aggregate_vardecl_hash): New.
-       (aggregate_vardecl_eq): New.
-       (aggregate_vardecl_free): New.
-       (aggregate_whole_store_p): New.
-       (tree_ssa_dse): Initialize and free aggregate_vardecl.
-       Mark which aggregate stores we care about.
-
-2006-12-11  Andrew Macleod  <amacleod@redhat.com>
-
-       * tree-ssa-operands.h (struct vuse_element_d): Declare.
-       (vuse_element_t): Declare.
-       (struct vuse_vec_d): Declare.
-       (vuse_vec_p): Declare.
-       (VUSE_VECT_NUM_ELEM): Define.
-       (VUSE_VECT_ELEMENT_NC): Define.
-       (VUSE_ELEMENT_PTR_NC): Define.
-       (VUSE_ELEMENT_VAR_NC): Define.
-       (VUSE_VECT_ELEMENT): Define.
-       (VUSE_ELEMENT_PTR): Define.
-       (VUSE_ELEMENT_VAR): Define.
-       (struct maydef_optype_d) <use_var>: Remove.
-       <use_ptr>: Remove.
-       <usev>: Add.
-       (struct vuse_optype_d) <kill_var>: Remove.
-       <use_ptr>: Remove.
-       <usev>: Add.
-       (struct mustdef_optype_d) <kill_var>: Remove.
-       <use_ptr>: Remove.
-       <usev>: Add.
-       (VUSE_OP_PTR): Add argument.  Use VUSE_ELEMENT_PTR.
-       (VUSE_OP): Add argument.  Use VUSE_ELEMENT_PTR.
-       (VUSE_NUM): Define.
-       (VUSE_VECT): Define.
-       (MAYDEF_OP_PTR): Add argument.  Use VUSE_OP_PTR.
-       (MAYDEF_OP): Add argument.  Use VUSE_OP.
-       (MAYDEF_NUM): Define.
-       (MAYDEF_VECT): Define.
-       (MUSTDEF_KILL_PTR): Use VUSE_OP_PTR.
-       (MUSTDEF_KILL): Use VUSE_OP.
-       (MUSTDEF_NUM): Define.
-       (MUSTDEF_VECT): Define.
-       (realloc_maydef): Declare.
-       (realloc_vuse): Declare.
-       (struct ssa_operand_iterator_d) <vuse_index>: Add.
-       <mayuse_index>: Add.
-       (LOADED_SYMS): Define.
-       (STORED_SYMS): Define.
-       (FOR_EACH_SSA_MUSTDEF_OPERAND): Call op_iter_next_mustdef.
-       * tree-into-ssa.c: Adapt for multi-operand V_MAY_DEF and VUSE
-       operators.
-       * tree-pretty-print.c: Likewise.
-       * tree-ssa-dse.c: Likewise.
-       * tree-flow-inline.h: Likewise.
-       (op_iter_next_mustdef): New.
-       * tree-ssa-operands.c: Likewise.
-       (ALLOC_OPTYPE): Remove.
-       Update all users.
-       (alloc_def): New.
-       (alloc_use): New.
-       (alloc_maydef): New.
-       (alloc_vuse): New.
-       (alloc_mustdef): New.
-       (realloc_maydef): New.
-       (realloc_vuse): New.
-
-2006-12-11  Aldy Hernandez  <aldyh@redhat.com>
-
-       * tree-ssa-operands.c: Remove build_v_must_defs.
-       (init_ssa_operands): Delete build_v_must_defs.
-       (finalize_ssa_v_must_def_ops): Remove.
-       (finalize_ssa_v_must_defs): Remove.
-       (finalize_ssa_stmt_operands): Do not call
-       finalize_ssa_v_must_defs.
-       (start_ssa_stmt_operands): Do not check build_v_must_defs.
-       (append_v_must_def): Delete.
-       (copy_virtual_operands): Do not copy V_MUST_DEFs.
-       (get_modify_expr_operands): Remove reference to V_MUST_DEF from
-       comment.  Remove opf_kill_def.
-       (build_ssa_operands): Remove references to v_must_defs.
-       (copy_virtual_operands): Same.
-       (copy_virtual_operands): Same.
-       (fini_ssa_operands): Same.
-       (free_ssa_operands): Same.
-       (add_mustdef_op): Remove.
-       Remove mustdef_optype_p.
-       (alloc_mustdef): Remove.
-       Remove references to V_MUST_DEFs in comment at top of file.
-       (get_expr_operands): Remove opf_kill_def.
-       (opf_kill_def): Remove.
-       (add_virtual_operand): Remove opf_kill_def.
-       (get_indirect_ref_operands): Same.
-       (get_tmr_operands): Same.
-
-       * tree-vectorizer.c (rename_variables_in_bb): Remove
-       SSA_OP_ALL_KILLS.
-
-       * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Remove
-       SSA_OP_ALL_KILLS.
-       (check_loop_closed_ssa_stmt): Same.
-
-       * tree-ssa.c (verify_def): Remove V_MUST_DEF from comment.
-       (verify_use): Same.
-       (verify_ssa): Remove V_MUST_DEFs traces.
-       (verify_ssa): Remove SSA_OP_ALL_KILLS.
-
-       * tree-into-ssa.c (mark_def_sites): Change SSA_OP_VMUSTDEF to
-       SSA_OP_VMAYDEF.
-       (rewrite_update_stmt): Remove SSA_OP_VIRTUAL_KILLS.
-       (rewrite_stmt): Remove SSA_OP_ALL_KILLS.
-
-       * tree-ssa-operands.h (struct stmt_operands_d): Remove V_MUST_DEF
-       references.
-       (MUSTDEF_OPS): Remove.
-       (SSA_OP_VMUSTDEF): Remove.
-       (FOR_EACH_SSA_MUSTDEF_OPERAND): Remove.
-       (struct mustdef_optype_d): Remove.
-       Remove mustdef_optype_p.
-       (struct stmt_operands_d): Remove mustdef_ops.
-       (ssa_operand_iterator_d): Remove mustdefs and mustkills.
-       (SSA_OP_VIRTUAL_DEFS): Remove SSA_OP_VMUSTDEF.
-       (MUSTDEF_RESULT_PTR): Remove.
-       (MUSTDEF_RESULT): Remove.
-       (MUSTDEF_KILL_PTR): Remove.
-       (MUSTDEF_KILL): Remove.
-       (MUSTDEF_NUM): Remove.
-       (MUSTDEF_VECT): Remove.
-       (SSA_OP_VIRTUAL_KILLS): Remove.
-       (SSA_OP_ALL_VIRTUALS): Remove SSA_OP_VIRTUAL_KILLS.
-       (SSA_OP_VMUSTKILL): Remove.
-       (SSA_OP_ALL_KILLS): Remove.
-       (SSA_OP_ALL_OPERANDS): Remove SSA_OP_ALL_KILLS.
-
-       * tree-flow-inline.h (op_iter_init_def): Remove
-       SSA_OP_VIRTUAL_KILLS.
-       (delink_stmt_imm_use): Remove SSA_OP_ALL_KILLS.
-
-       * tree-ssa-pre.c (compute_rvuse_and_antic_safe): Remove
-       SSA_OP_VIRTUAL_KILLS.
-
-       * tree-ssa-loop-im.c (determine_max_movement): Remove
-       SSA_OP_VIRTUAL_KILLS.
-       (gather_mem_refs_stmt): Same.
-       (gather_mem_refs_stmt): Same.
-
-       * tree-ssa-dce.c (mark_really_necessary_kill_operand_phis): Delete.
-       (perform_tree_ssa_dce): Remove call to
-       mark_really_necessary_kill_operand_phis.
-
-       * tree-flow-inline.h (op_iter_init): Remove setting of mustdefs
-       and mustkills.
-       (op_iter_next_use): Do not check mustkills.
-       (op_iter_next_def): Do not check mustdefs.
-       (op_iter_next_tree): Do not check mustkills or mustdefs.
-       (clear_and_done_ssa_iter): Do not set mustdefs or mustkills.
-       (op_iter_next_maymustdef): Do not check mustkills.
-       (op_iter_init_must_and_may_def): Remove SSA_OP_VMUSTKILL.
-       (op_iter_init_mustdef): Remove.
-
-       * tree-ssa-live.c (create_ssa_var_map): Change SSA_OP_VMUSTDEF to
-       SSA_OP_VMAYDEF.
-
-       * tree-ssa-dse.c (dse_optimize_stmt): Remove SSA_OP_VMUSTDEF.
-
-       * tree-ssa-ccp.c: Remove V_MUST_DEF traces from comments.
-       (visit_assignment): Same.
-
-       * tree-ssa-copy.c (copy_prop_visit_assignment): Same.
-
-       * tree-sra.c (mark_all_v_defs_1): Remove V_MUST_DEF from comment.
-
-       * tree-outof-ssa.c (check_replaceable): Remove SSA_OP_VMUSTDEF.
-
-       * tree-pretty-print.c (dump_vops): Remove printing of V_MUST_DEF.
-       Remove kill_p variable.
-
-       * tree-dfa.c (struct dfa_stats_d): Remove num_v_must_defs.
-       (dump_dfa_stats): Remove code related to V_MUST_DEFs.
-       (collect_dfa_stats_r): Do not set num_v_must_defs.
-       (mark_new_vars_to_rename): Remove v_must_defs_{before,after}
-       code.
-
-       * tree-into-ssa.c (mark_def_sites): Change SSA_OP_VMUSTKILL to
-       SSA_OP_VMAYUSE.
-
-       * tree-ssa-pre.c (compute_rvuse_and_antic_safe): Remove
-       SSA_OP_VMUSTDEF and SSA_OP_VMUSTKILL.
-
-       * tree-ssa-propagate.c (stmt_makes_single_store): Remove
-       SSA_OP_VMUSTDEF.
-
-2006-12-11  Zdenek Dvorak <dvorakz@suse.cz>
-
-       PR rtl-optimization/30113
-       * loop-iv.c (implies_p): Require the mode of the operands to be
-       scalar.
-
-2006-12-11  Diego Novillo  <dnovillo@redhat.com>
-
-       * tree-ssa-operands.h (create_ssa_artificial_load_stmt):
-       Rename from create_ssa_artficial_load_stmt.  Update all users.
-       * tree-into-ssa.c (register_new_def): Make static.
-       * tree.c (is_global_var): Handle SSA_NAMEs.
-       * tree.h (SSA_NAME_IS_DEFAULT_DEF): Define.  Update all users
-       that used to call gimple_default_def.
-       * tree-ssa-operands.c (push_stmt_changes): New.
-       (pop_stmt_changes): New.  Update every pass that modifies
-       statements to bracket modifications with
-       push_stmt_changes/pop_stmt_changes.
-       (discard_stmt_changes): New.
-       * tree-ssa-dom.c (stmts_to_rescan): Change to stack of
-       'tree *' instead of 'tree'.  Update all users.
-       * tree-flow-inline.h (zero_imm_uses_p): New.
-       (symbol_mem_tag): New.  Update every function that used
-       to access the annotation directly.
-       (set_symbol_mem_tag): Likewise.
-       * tree-dfa.c (dump_variable): Always show the escape mask.
-       (mark_symbols_for_renaming): Rename from
-       mark_new_vars_to_rename.  Update all users.
-       Only mark to rename naked symbols in real and virtual
-       operands.
-
-2006-12-11  Andreas Schwab  <schwab@suse.de>
-
-       * varasm.c (elf_record_gcc_switches): Cast second argument of
-       ASM_OUTPUT_SKIP to unsigned HOST_WIDE_INT.
-
-2006-12-11  Diego Novillo  <dnovillo@redhat.com>
-
-       * tree-scalar-evolution.c (scev_const_prop):
-       * tree-phinodes.c (remove_phi_node): Add argument
-       RELEASE_LHS_P.  If given, release the SSA name on the LHS of
-       the PHI node.
-       Update all users.
-       * tree-ssa-dce.c: Remove forward declarations for static
-       functions.  Re-arrange functions bodies as needed.
-       (find_obviously_necessary_stmts): Never mark PHI nodes as
-       obviously necessary.
-
-2006-12-11  Carlos O'Donell  <carlos@codesourcery.com>
-
-       * config/arm/elf.h (MAX_OFILE_ALIGNMENT): Remove definition.
-
-2006-12-11  Jan Hubicka  <jh@suse.cz>
-
-       * value-prof.c (tree_stringops_transform): New.
-       (tree_value_profile_transformations): Require count to be non-zero;
-       call stringop transform; reset stmt BSI after BB changed.
-       (tree_divmod_fixed_value, tree_mod_pow2): Don't emit unnecesary label.
-       (interesting_stringop_to_profile_p, tree_stringop_fixed_value): New.
-       (tree_stringops_values_to_profile): New.
-       (tree_values_to_profile): Call tree_stringops_values_to_profile.
-       * tree.h (build_string_literal): Tidy prototype.
-       (validate_arglist, builtin_memset_read_str, get_pointer_alignment):
-       Declare.
-       * builtins.c (validate_arglist, builtin_memset_read_str,
-       get_pointer_alignment): Export.
-
-2006-12-11  Uros Bizjak  <ubizjak@gmail.com>
-
-       PR target/30120
-       Revert:
-       2006-11-15  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386.opt: New target option -mx87regparm.
-
-       * config/i386/i386.h (struct ix86_args): Add x87_nregs, x87_regno,
-       float_in_x87: Add new variables. mmx_words, sse_words: Remove.
-       (X87_REGPARM_MAX): Define.
-
-       * config/i386/i386.c (override_options): Error out for
-       -mx87regparm but no 80387 support.
-       (ix86_attribute_table): Add x87regparm.
-       (ix86_handle_cconv_attribute): Update comments for x87regparm.
-       (ix86_comp_type_attributes): Check for mismatched x87regparm types.
-       (ix86_function_x87regparm): New function.
-       (ix86_function_arg_regno_p): Add X87_REGPARM_MAX 80387 floating
-       point registers.
-       (init_cumulative_args): Initialize x87_nregs and float_in_x87
-       variables.
-       (function_arg_advance): Process x87_nregs and x87_regno when
-       floating point argument is to be passed in 80387 register.
-       (function_arg): Pass XFmode arguments in 80387 registers for local
-       functions.  Pass SFmode and DFmode arguments to local functions
-       in 80387 registers when flag_unsafe_math_optimizations is set.
-
-       * reg-stack.c (convert_regs_entry): Disable NaN load for
-       stack registers that are used for argument passing.
-
-       * doc/extend.texi: Document x87regparm function attribute.
-       * doc/invoke.texi: Document -mx87regparm.
-
-2006-12-11  Jan Hubicka  <jh@suse.cz>
-
-       Move all varpool routines out of cgraph/cgraphunit to varpool.c
-       * cgraph.c: Update comments.
-       (cgraph_varpool_hash,
-       cgraph_varpool_nodes, cgraph_varpool_last_needed_node
-       cgraph_varpool_node_name, cgraph_varpool_node,
-       cgraph_varpol_mode_for_asm, cgraph_varpool_mark_needed_node,
-       cgraph_variable_initializer_availability): Move to
-       varpool.c and drop cgraph_ prefixes.
-       (cgraph_varpool_enqueue_needed_node, cgraph_varpool_reset_queue,
-       cgraph_varpool_first_unanalyzed_node, cgraph_varpool_finalize_decl):
-       move to varpool.c; drop cgraph_ prefix; make static.
-       (dump_cgraph_varpool_node): Move to varpool.c under name
-       dump_varpool_node.
-       (dump_varpool, hash_varpool_node, eq_varpool_node,
-       decide_is_variable_needed): Move to varpool.c
-       (decl_assembler_name_equal): Move to tree.c.
-       (availability_names): Rename to ...
-       (cgraph_availability_names): ... this one.
-       (dump_cgraph_node): Update.
-       * cgraph.h: Reorder declarations now in varpool.c
-       (cgraph_vailablity_names): Declare.
-       (struct cgraph_varpool_node): Rename to ...
-       (struct varpool_node): ... this one.
-       (cgraph_varpool_first_unanalyzed_node, cgraph_varpool_nodes_queue,
-       cgraph_varpool_first_unanalyzed_node, cgraph_varpool_node,
-       cgraph_varpool_node_for_asm, cgraph_varpool_mark_needed_node,
-       cgraph_varpool_finalize_decl, cgraph_varpool_enqueue_needed_node,
-       cgraph_varpool_reset_queue, cgraph_varpool_assemble_pending_decls,
-       cgraph_variable_initializer_availability): Rename to ...
-       (varpool_first_unanalyzed_node, varpool_nodes_queue,
-       varpool_first_unanalyzed_node, varpool_node,
-       varpool_node_for_asm, varpool_mark_needed_node,
-       varpool_finalize_decl, varpool_enqueue_needed_node,
-       varpool_assemble_pending_decls, variable_initializer_availability):
-       Rename to ...
-       * tree.c (decl_assembler_name_equal): Move here from cgraph.c.
-       * tree.h (decl_assembler_name_equal): Declare.
-       * omp-low.c (lower_omp_critical): Update.
-       * ipa-reference (analyze_variable, static_execute): Likewise.
-       * toplev.c (wrapup_global_declaration_2, compile_file): Update.
-       * cgraphunit.c: Update comments.
-       (cgraph_varpool_assembled_nodes_queue): Move to varpool.c under name
-       varpool_assembled_nodes_queue.
-       (cgraph_varpool_analyze_pending_decls): Move to varpool.c under name
-       varpool_analyze_pending_decls.
-       (cgraph_varpool_remove_unreferenced_decls): Move to varpool.c under name
-       varpool_remove_unreferenced_decls.
-       (record_reference): Update.
-       (cgraph_create_edges): Update.
-       (record_referneces_in_initializer): New function.
-       (cgraph_varpool_assemble_decl): Move to varpool.c under name
-       varpool_assemble_decl; make global.
-       (cgraph_varpool_assemble_pending_decls): Move to varpool.c under name
-       varpool_assemble_pending_decls.
-       (process_function_and_variable_attributes, cgraph_finalize_compilation_unit,
-       struct cgraph_order_sort, cgraph_output_in_order,
-       cgraph_function_and_variable_invisibility, cgraph_optimize,
-       cgraph_increase_alignment): Update.
-       * dwarf2out.c (decls_for_scope): Likewise.
-       * ipa-type-escape.c (analyze_variable, type_escape_execute): Likewise.
-       * except.c (output_ttype): Likewise.
-       * varasm.c (mark_decl_referenced): Likewise.
-       (find_decl_and_mark_referenced, assemble_alias): update.
-       * Makefile.in: Add varpool.c, gt-varpool.c and remove gt-cgraphunit.c
-       * passes.c (rest_of_decl_compilation): Update.
-
-2006-12-11  Ira Rosen  <irar@il.ibm.com>
-
-       * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Use
-       GIMPLE_STMT_OPERAND.
-       * tree-vect-transform.c (vect_permute_store_chain): Likewise.
-       (vect_setup_realignment): Likewise.
-
-2006-12-11  Sa Liu  <saliu@de.ibm.com>
-           Ben Elliston  <bje@au.ibm.com>
-
-       * config/spu/spu-elf.h (STARTFILE_SPEC): Update.
-       (ENDFILE_SPEC): Likewise.
-       * config/spu/spu.opt (mstdmain): New option.
-       * config/spu/crti.asm: Remove.
-       * config/spu/crtn.asm: Likewise.
-       * config/spu/crt0.c: Likewise.
-       * config/spu/crtend.c: Likewise.
-       * config/spu/t-spu-elf (EXTRA_MULTILIB_PARTS): Remove crt0 files
-       listed above.
-       ($(T)crti.o, $(T)crtn.o, $(T)crt1.o, $(T)crtend1.o): Remove.
-       * doc/invoke.texi (SPU Options): Document -mstdmain.
-
-2006-12-10  Zdenek Dvorak <dvorakz@suse.cz>
-
-       * doc/loop.texi: Document number_of_latch_executions and
-       number_of_cond_exit_executions.
-       * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
-       chrec_is_positive, number_of_iterations_for_all_loops,
-       scev_const_prop): Use number_of_latch_executions.
-       (set_nb_iterations_in_loop): Do not increase the value of the
-       number of iterations.
-       (number_of_iterations_in_loop): Renamed to ...
-       (number_of_latch_executions): ... this.
-       (number_of_exit_cond_executions): New function.
-       * tree-scalar-evolution.h (number_of_iterations_in_loop): Declaration
-       removed.
-       (number_of_latch_executions, number_of_exit_cond_executions): Declare.
-       * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables): Use
-       number_of_latch_executions.
-       * tree-data-ref.c (get_number_of_iters_for_loop): Use
-       number_of_exit_cond_executions.
-       * tree-vect-analyze.c (vect_get_loop_niters): Ditto.
-       * cfgloop.h (struct loop): Improve description of the nb_iterations
-       field.
-
-2006-12-10  Daniel Berlin  <dberlin@dberlin.org>
-
-       * tree-ssa-alias.c (compact_name_tags): Use sort_tags_by_id.
-       (tree_pointer_compare): Remove.
-
-2006-12-10  Zdenek Dvorak <dvorakz@suse.cz>
-
-       * tree-vrp.c (adjust_range_with_scev): Use get_chrec_loop.
-       * loop-unswitch.c (unswitch_loops): Use FOR_EACH_LOOP.
-       * tree-loop-linear.c (linear_transform_loops): Ditto.
-       * tree-ssa-loop-im.c (determine_lsm): Ditto.
-       * tree-ssa-loop-niter.c (estimate_numbers_of_iterations,
-       free_numbers_of_iterations_estimates): Ditto.
-       * tree_ssa_unswitch_loops (tree_ssa_unswitch_loops): Ditto.
-       * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
-       * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Ditto.
-       * modulo-sched.c (sms_schedule): Ditto.
-       * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables,
-       tree_unroll_loops_completely): Ditto.
-       * predict.c (predict_loops): Ditto.
-       * tree-if-conv.c (main_tree_if_conversion): Ditto.
-       * loop-unroll.c (unroll_and_peel_loops, peel_loops_completely,
-       decide_unrolling_and_peeling): Ditto.
-       * cfgloopmanip.c (unloop): Use delete_loop.
-       (place_new_loop): Access larray vector instead of parray.
-       (create_preheaders, force_single_succ_latches,
-       fix_loop_structure): Use FOR_EACH_LOOP and delete_loop..
-       * loop-doloop.c (doloop_optimize_loops): Ditto.
-       * loop-invariant.c (move_loop_invariants): Ditto.
-       * tree-cfg.c (replace_uses_by): Ditto.
-       * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Ditto.
-       * tree-chrec.h (CHREC_VAR, CHREC_LEFT, CHREC_RIGHT, CHREC_VARIABLE):
-       Moved to ...
-       * tree.h (CHREC_VAR, CHREC_LEFT, CHREC_RIGHT, CHREC_VARIABLE):
-       ... here.
-       * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
-       compute_overall_effect_of_inner_loop, chrec_is_positive): Use
-       get_loop and get_chrec_loop.
-       (number_of_iterations_for_all_loops): Use number_of_loops.
-       (scev_initialize, scev_reset, scev_const_prop): Use FOR_EACH_LOOP.
-       * tree-scalar-evolution.h (get_chrec_loop): New inline function.
-       * cfgloopanal.c (mark_irreducible_loops): Use number_of_loops,
-       and FOR_EACH_LOOP.
-       * tree-chrec.c (evolution_function_is_invariant_rec_p,
-       chrec_convert_1): Use get_loop and get_chrec_loop.
-       * loop-init.c (loop_optimizer_init): Use number_of_loops.
-       (loop_optimizer_init): Use FOR_EACH_LOOP.
-       * tree-vectorizer.c (vect_loops_num): Removed.
-       (vectorize_loops): Store number of loops locally.  Use
-       FOR_EACH_LOOP and get_loop.
-       * tree-vectorizer.h (vect_loops_num): Removed.
-       * tree-data-ref.c (get_number_of_iters_for_loop): Use get_loop.
-       (find_data_references_in_loop): Do not set parallel_p.
-       * tree-data-ref.h: Do not declare VEC(loop_p).
-       * cfgloop.c (flow_loops_dump, mark_single_exit_loops,
-       verify_loop_structure): Use FOR_EACH_LOOP.
-       (flow_loops_free): Use FOR_EACH_LOOP, free larray vector.
-       (initialize_loops_parallel_p): Removed.
-       (flow_loops_find): Push the loops into a vector.
-       (delete_loop): New function.
-       (cancel_loop): Use delete_loop.
-       * cfgloop.h: Declare VEC(loop_p).
-       (struct loop): Remove parallel_p field.
-       (struct loops): Replace num and parray field by larray vector.
-       Remove shared_headers field.
-       (delete_loop): Declare.
-       (get_loop, get_loops, number_of_loops, fel_next, fel_init,
-       FOR_EACH_LOOP): New.
-       * doc/loop.tex: Document new accessor functions.
-
-2006-12-10  Andrew MacLeod  <amacleod@redhat.com>
-
-       * common.opt (-ftree-lrs): Remove live range splitting option.
-       * makefile.in: Add tree-ssa-coalesce.o and reduce header dependancies.
-       * opts.c (decode_options): Remove flag_tree_live_range_split.
-       * tree-flow.h (struct var_ann_d): Rename fields from root_ to base_.
-       * tree-flow-inline.h (single_imm_use_p): New.  Check for single use.
-       * tree-outof-ssa.c: Remove header files which aren't needed.
-       (SSANORM_*): Remove flags.
-       (print_exprs_edge, coalesce_abnormal_edges, coalesce_phi_operands,
-       coalesce_result_decls_and_copies, coalesce_asm_operands): Remove.
-       (coalesce_ssa_name): Move to tree-ssa-coalesce.c.
-       (assign_vars): Use Basevar instead of root_var structure.
-       (replace_def_variable): Dont do anything if def is replaceable.
-       (remove_ssa_form): Integrate functional changes.
-       (rewrite_out_of_ssa): Remove live-range_split option.
-       * tree-ssa-coalesce.c: New File for ssa-name coalescing.
-       (coalesce_cost): Calculate the cost of a coalesce.
-       (coalesce_cost_bb): Calculate the coalesce cost within a BB.
-       (coalesce_cost_edge): Calculate the coalesce cost on an edge.
-       (pop_cost_one_pair): Remove the best coalesce with cost 1 from the list.
-       (pop_best_coalesce): Remove the best coalesce from the list.
-       (coalesce_pair_map_hash): Calculate coalesce pair hash.
-       (coalesce_pair_map_eq): Compare 2 coalesce pairs for hash function.
-       (create_coalesce_list): Create a coalesce list object.
-       (delete_coalesce_list): Free a coalesce list object.
-       (find_coalesce_pair): Find matching pair in the coalesce list.
-       (add_cost_one_coalesce): Add a coalesce to the "cost one" list.
-       (add_coalesce): Add a coalesce to the coalesce list.
-       (compare_pairs): Comparision function to determine pair sorted order.
-       (num_coalesce_pairs): Number of coalesced pairs.
-       (first_coalesce_pair, end_coalesce_pair_p, next_coalesce_pair):
-       Coalesce pair iterator functions.
-       (sort_coalesce_list): Sort coalesce pairs in order of expense.
-       (dump_coalesce_list): Show coalesce list.
-       (ssa_conflicts_new): Create an SSA conflict graph.
-       (ssa_conflicts_delete): Delete an SSA conflict graph.
-       (ssa_conflicts_test_p): Test for conflicts.
-       (ssa_conflicts_add_one): Add a single conflict.
-       (ssa_conflicts_add): Add a conflict pair.
-       (ssa_conflicts_merge): Merge conflicts.
-       (struct live_track_d): Struct for tracking live partitions.
-       (new_live_track): Create new live_track object.
-       (delete_live_track): Delete a live_track object.
-       (live_track_remove_partition): Remove a partition from the live list.
-       (live_track_add_partition): Add a partition from the live list.
-       (live_track_clear_var): Take VAR from the live list.
-       (live_track_live_p): Is var live?
-       (live_track_process_use): Make var come alive.
-       (live_track_process_def): Make var go dead, add conflicts.
-       (live_track_init): Initialize to a live on exit set.
-       (live_track_clear_base_vars): Clear live partitions.
-       (build_ssa_conflict_graph): Build a conflict graph.
-       (print_exprs): Common debug output routine.
-       (abnormal_corrupt): Output info about a failed coalesce across an
-       abnormal edge.
-       (fail_abnormal_edge_coalesce): Output info about a failed MUST_COALESCE.
-       (create_outofssa_var_map): Create a var map and coalesce list.
-       (attempt_coalesce): Coalesce a pair.
-       (coalesce_partitions): Coalesce all pairs in a coalesce list.
-       (coalesce_ssa_name): Entry point.  Determine what ssa_names to coalesce.
-       * tree-ssa-live.c: Remove header files which aren't needed.
-       (var_map_base_init): New.  Initialize a basevar list.
-       (var_map_base_fini): New.  Finish a basevar list.
-       (init_var_map): Initialize new fields.
-       (delete_var_map): Free new fields.
-       (var_union): Use renamed fields.
-       (compact_var_map): Remove.
-       (partition_to_view_init): Use renamed fields, change order of an if.
-       (partition_view_fini): Use renamed fields.
-       (partition_view_normal): Create basevar list if requested.
-       (partition_view_bitmap): Create a view based on a bitmap of partitions.
-       (change_partition_var): Use renamed fields.
-       (create_ssa_var_map): Remove.
-       (tpa_init, tpa_remove_partition, tpa_delete, tpa_compact,
-       root_var_init): Remove.
-       (partition_pair_map_hash, partition_pair_map_eq, create_coalesce_list,
-       delete_coalesce_list, find_partition_pair, coalesce_cost, add_coalesce,
-       compare_pairs, num_coalesce_pairs, first_partition_pair,
-       end_partition_pair_p, next_partition_pair, sort_coalesce_list,
-       pop_best_coalesce, add_conflicts_if_valid, set_if_valid,
-       build_tree_conflict_graph, coalesce_tpa_members, dump_coalesce_list,
-       tpa_dump): Moved to tree-ssa-coalesce.c and/or renamed there.
-       (dump_var_map): Use renamed fields.
-       * tree-ssa-live.h (struct  _var_map): Modify fields.
-       (partition_to_var, version_to_var, var_to_partition): Use renamed
-       fields.
-       (basevar_index): New.  Index of the base variable of a partition.
-       (num_basevars): New.  Number of unique base variables in partition map.
-       (register_ssa_partition): Use renamed fields.
-       (struct tree_partition_associator_d): Remove.
-       (tpa_num_trees, tpa_tree, tpa_first_partition, tpa_next_partition,
-       tpa_find_tree, tpa_decompact, root_var_init, root_var_num,
-       root_var, root_var_first_partition, root_var_next_partition,
-       root_var_dump, root_var_delete, root_var_remove_partition,
-       root_var_find, root_var_compact, root_var_decompact): Remove.
-       (struct partition_pair, struct coalesce_list_d): Moved to
-       tree-ssa-coalesce.c
-       * tree-ssa-ter.c: Remove header files which aren't needed.
-
-2006-12-10  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * cse.c: (struct cse_basic_block_data): Remove LAST field.
-       (struct branch_path): Remove BRANCH and TAKEN fields. Add new
-       BB field.
-       (cse_visited_basic_blocks): New static bitmap.
-       (cse_end_of_basic_block, cse_basic_block): Remove.
-       (cse_find_path, cse_dump_path, cse_prescan_path,
-       cse_extended_basic_block): New static functions.
-       (cse_insn): Don't CSE over setjmp calls.  Use the CFG to find
-       basic block boundaries.  Don't record jump equivalences here.
-       Update the CFG after doing in-place replacement of the SET_SRC.
-       (cse_main): Rewrite.  Look for extended basic block headers
-       and call cse_extended_basic_block on them until all paths that
-       start at this header are exhausted.
-       (rest_of_handle_cse): Verify that the CFG is incrementally updated
-       and correct after cse_main.
-       Don't call delete_trivially_dead_insns, let cfgcleanup do that.
-       (rest_of_handle_cse2): Verify the CFG here, too, after cse_main.
-       (pass_cse): Add TODO_verify_flow.
-       (pass_cse2): Likewise.
-
-2006-12-10  Rask Ingemann Lambertsen  <rask@sygehus.dk>
-
-       * reload1.c (choose_reload_regs): Don't set byte offset when
-       resolving subregs of hard regs.
-
-2006-12-09  Zack Weinberg  <zackw@panix.com>
-
-       * c-opts.c (c_common_parse_file): Unconditionally give a warning,
-       suitable for the language, if set_yydebug is true.
-       * c-pragma.h: Define enum pragma_omp_clause here.  Don't define
-       YYDEBUG or declare yydebug.
-       * c-parser.c (yydebug, enum pragma_omp_clause): Delete.
-
-2006-12-09  Jan Hubicka  <jh@suse.cz>
-
-       * cgraph.c: Update copyright.
-       * cgraph.h: Likewise
-       (cgraph_update_pending_function): Remove prototype.
-       * cgraphunit.c: Update copyright; update overall comment.
-       (cgraph_assemble_pending_functions): Make local.
-
-2006-12-09  Maxim Kuvyrkov  <mkuvyrkov@ispras.ru>
-
-       * haifa-sched.c (schedule_block): Remove excessive sanity check.
-
-2006-12-08  Trevor Smigiel  <trevor_smigiel@playstation.sony.com>
-
-       * config/spu/spu-protos.h (spu_split_immediate): Renamed from
-       spu_split_address.
-       (cpat_const_p, gen_cpat_const): Add.
-       * config/spu/spu.c (immediate_class): New enum.
-       (cpat_info, classify_immediate): New.
-       (print_operand): Use S, D, T instead of F, G, H.  Use
-       classify_immediate.  Handle cpat cases.
-       (spu_split_immediate):  Renamed from spu_split_address.  Split all
-       immediates that can be split.
-       (immediate_load_p): Use classify_immediate.
-       (spu_legitimate_constant_p): Accept everything except some cases of
-       CONST_VECTOR.
-       (spu_expand_move): Use spu_split_immedate.
-       (fsmbi_const_p): Use classify_immediate.
-       (cpat_const_p): New.
-       (gen_cpat_const: New.
-       * config/spu/constraints.md (j,k,l): New constraints for cpat
-       instructions.
-       * config/spu/spu.md (unnamed splitter): Change address splitter to
-       handle all immediates.
-       (_mov<mode>, _movdi, _movti): Handle i, j, k constraints for cpat
-       instructions.
-       (cpat, _cpat, splitter): Generate a TImode constant for cpat patterns
-       when possible.
-
-2006-12-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       PR target/30039
-       * pa.md (high:DI and lo_sum:DI): Handle 64-bit CONST_INTs in 32-bit
-       patterns.  Correct length of high:DI instruction sequence.
-
-2006-12-08  Mike Stump  <mrs@apple.com>
-
-       * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Build
-       libgcc with -mmacosx-version-min=10.4.
-       * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Default to
-       G4 for 10.5+ unless doing kernel builds.
-
-2006-12-08  Uros Bizjak  <ubizjak@gmail.com>
-
-       PR target/30120
-       * reg-stack.c (convert_regs_entry): Mark current argument passing
-       registers as live.
-
-       * config/i386/i386.h (X87_REGPARM_MAX): Set to 0 to disable passing
-       of float arguments in x87 registers.
-
-2006-12-08  John David Anglin  <dave.anglin.@nrc-cnrc.gc.ca>
-
-       * pa.h (LEGITIMATE_CONSTANT_P): Simplify.
-
-2006-12-08  Mark Shinwell  <shinwell@codesourcery.com>
-
-       * recog.c (mode_dependent_address_p): Identify pre-increment,
-       pre-decrement, post-increment and post-decrement addressing as always
-       being mode-dependent.
-       * config/m32c/m32c.c (m32c_mode_dependent_address): Delete.
-       * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Change to no-op.
-       * config/m32c/m32c-protos.h (m32c_mode_dependent_address): Delete.
-       * config/m32r/m32r.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete PRE_DEC,
-       PRE_INC and POST_INC checks.
-       * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Change to no-op.
-       * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Change to no-op.
-       * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Change to no-op.
-       * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Change to no-op.
-       * config/c4x/c4x.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete PRE_DEC,
-       PRE_INC, POST_DEC and POST_INC cases.
-       * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
-       Delete POST_INC and PRE_DEC cases.
-       * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Change to
-       no-op.
-       * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Change to no-op.
-       * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Change to
-       no-op.
-       * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Change to no-op.
-       * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Change to no-op.
-       * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Delete
-       PRE_INC and PRE_DEC cases.
-       * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Change to no-op.
-       * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Change to no-op.
-       * config/arm/arm.h (ARM_GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
-       (GO_IF_MODE_DEPENDENT_ADDRESS): Change to no-op.
-       * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Change to no-op.
-       * config/vax/vax.c (vax_mode_dependent_address_p): Delete
-       auto-increment cases.
-       * config/h8300/h8300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete
-       auto-increment cases.
-       * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Change to no-op.
-
-2006-12-08  Andrew MacLeod  <amacleod@redhat.com>
-
-       * Makefile.in: Add new file tree-ssa-ter.c.
-       * tree-outof-ssa.c (struct temp_expr_table_d, new_temp_expr_table,
-       free_temp_expr_table, add_value_to_version_list,
-       add_value_to_partition_list, remove_value_from_partition_list,
-       add_dependence, check_replaceable, finish_expr, mark_replaceable,
-       kill_expr, kill_virtual_exprs, find_replaceable_in_bb,
-       find_replaceable_exprs, dump_replaceable_exprs): Move to tree-ssa-ter.c.
-       * tree-ssa-live.h (find_replaceable_exprs, dump_replaceable_exprs): Add
-       prototypes.
-       * tree-ssa-ter.c: New file using code moved from tree-outof-ssa.c.
-       (struct value_expr_d): Remove.
-       (struct temp_expr_table_d): Rename fields, add explicit vector of
-       replaceable expressions instead of sharing.  Change value_expr_p's to
-       bitmap.  Delete free_list.
-       (new_temp_expr_table): Rename fields, count number of ssa_names in
-       each partition.
-       (free_temp_expr_table): Rename field, free new fields.
-       (new_value_expr, free_value_expr, find_value_in_list, add_value_to_list,
-       add_info_to_list, remove_value_from_list): Delete.
-       (version_to_be_replaced_p): New.  Is an ssa-name replaceable?
-       (make_dependent_on_partition): New.  Set bit in version list, allocating
-       a bitmap if need be.
-       (add_to_partition_kill_list): New.  Set bit in the partition list,
-       allocating a bitmap if need be.
-       (remove_from_partition_kill_list): New.  Remove a bit from the
-       partition list, free the bitmap if it is empty.
-       (add_dependence): Use renamed field, cleanup.  Don't add a dependence
-       on partitions with only one member.
-       (is_replaceable_p): New.  Split out replaceability check from
-       check_replaceable.
-       (process_replaceable): New.  Code split from check_replaceable.
-       (check_replaceable): Removed.
-       (finished_with_expr): Renamed from finish_expr.
-       (kill_expr): Use renamed fields and less parameters.
-       (kill_virtual_exprs): Less parameters.
-       (mark_replaceable): Use renamed fields.
-       (find_replaceable_in_bb): Use renamed fields, cleanup.
-       (find_replaceable_exprs): Use renamed routines, cleanup.
-       (dump_replaceable_exprs): Don't go past end of ssa_names list.
-       (debug_ter): New.  Debug routine to dump state.
-
-2006-12-08  Bernd Schmidt  <bernd.schmidt@analog.com>
-
-       * config/bfin/bfin.c (effective_address_32bit_p): Return true for
-       anything involving the GOT.
-       (bfin_adjust_cost): Don't take the REGNO of a MEM.
-       (trapping_loads_p): Look inside the pattern of an insn to find the
-       SET.
-       * config/bfin/bfin.md (attr "type"): Add movcc.
-       (insn_reservation "alu"): Likewise.
-       (movsicc_insn1, movsicc_insn2): Change type to movcc.
-
-2006-12-07  Andrew Pinski  <andrew_pinski@playstation.sony.com>
-
-       * config/spu/spu-c.c (spu_build_overload_builtin): Delete.
-       (spu_resolve_overloaded_builtin): Check for non scalar instead
-       of vector type and check the function call argument type also for
-       non scalar.
-       Call build_function_call instead of spu_build_overload_builtin.
-
-2006-12-07  Trevor Smigiel  <trevor_smigiel@playstation.sony.com>
-
-       * config/spu/spu.c (array_to_constant): Correct the order of arguments
-       to the calls of hwint_to_const_double.
-
-2006-12-07  Nick Clifton  <nickc@redhat.com>
-
-       * config/elfos.h (TARGET_ASM_RECORD_GCC_SWITCHES): Set to
-       elf_record_gcc_switches.
-
-2006-12-07  Andrew Macleod  <amacleod@redhat.com>
-
-       * expr.c (string_constant): Account for non-zero lower bound arrays.
-
-2006-12-07  Richard Guenther  <rguenther@suse.de>
-
-       * builtins.c (expand_builtin_pow): Adjust predicates for
-       pow to cbrt expansion to unsafe math and !HONOR_NANS for
-       negative base.
-
-2006-12-07  Jan Hubicka  <jh@suse.cz>
-
-       * i386.c (nocona_cost, pentium4_cost): Update preffered memcpy/memset
-       codegen.
-
-2006-12-07  Jan Hubicka  <jh@suse.cz>
-
-       * tree-vrp.c (compare_values): Short circuit INTEGER_CST;
-       use fold_constant_to_binary; tolerate wrong type constants.
-       (value_intersect_p): Do just two tests.
-
-2006-12-07  Bernd Schmidt  <bernd.schmidt@analog.com>
-
-       * config/bfin/bfin.c (print_operand): New modifier 'N' for constants.
-       * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
-       lshifthi3): Use it, and fix the order of alternatives.
-
-2006-12-07  Nick Clifton  <nickc@redhat.com>
-
-       * common.opt (record-gcc-switches): New command line switch.
-       * target.h (print_switch_type): New enum.
-       (print_switch_fn_type): New typedef for a function pointer.
-       (struct gcc_target): Add record_gcc_switches and
-       record_gcc_switches_section fields.
-       * target-def.h (TARGET_ASM_RECORD_GCC_SWITCHES): Provide a
-       default definition.
-       (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Provide a default
-       definition.
-       * toplev.c (print_single_switch): Simplify by providing a
-       pointer to function that will format and output the switch
-       appropriately.
-       (print_switch_values): Likewise.
-       (print_to_asm_out_file): New function.
-       (print_to_stderr): New function.
-       (init_asm_output): If flag_record_gcc_switches is set then if
-       the target supports recording the switches then emit them into
-       the assembler output file, otherwise tell the user that the
-       switch is not supported.
-       * varasm.c (eld_record_gcc_switches): New function.  Example
-       handler for the record_gcc_switches target hook.
-       * doc/tm.texi (TARGET_ASM_RECORD_GCC_SWITCHES): Document the new
-       target hook.
-       (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Likewise.
-       * doc/invoke.texi (-frecord-gcc-switches): Document.
-
-2006-12-07  Maxim Kuvyrkov  <mkuvyrkov@ispras.ru>
-
-       PR target/29794
-       * sched-rgn.c (add_block1): Use correct initializer.
-
-2006-12-07  Richard Guenther  <rguenther@suse.de>
-
-       * tree-vect-transform.c (vectorizable_call): Fix leftover of
-       TREE_OPERAND to GIMPLE_STMT_OPERAND conversion.
-
-2006-12-06  Aldy Hernandez  <aldyh@redhat.com>
-
-       PR/30079
-       * config/pa/pa.c (hppa_gimplify_va_arg_expr): Build MODIFY_EXPR
-       not GIMPLE_MODIFY_STMT.
-
-2006-12-06  Jan Hubicka  <jh@suse.cz>
-
-       * tree-vrp.c (operand_less_p): New.
-       (compare_values, value_inside_range): Rewrite in terms of
-       operand_less_p.
-
-2006-12-06 Uros Bizjak <ubizjak@gmail.com>
-
-       * config/i386/i386.md (DIRFLAG_REG): Remove constant.
-       (type): Remove cld.
-       (length_immediate): Do not depend on cld type attribute.
-       (length_address): Ditto.
-       (modrm): Ditto.
-       (memory): Ditto.
-       (cld): Remove insn pattern.
-       (strmov_singleop): Do not use DIRFLAG_REG.
-       (*strmovdi_rex_1): Ditto.
-       (*strmovsi_1): Ditto.
-       (*strmovsi_rex_1): Ditto.
-       (*strmovhi_1): Ditto.
-       (*strmovhi_rex_1): Ditto.
-       (*strmovqi_1): Ditto.
-       (*strmovqi_rex_1): Ditto.
-       (rep_mov): Ditto.
-       (*rep_movdi_rex64): Ditto.
-       (*rep_movsi): Ditto.
-       (*rep_movsi_rex64): Ditto.
-       (*rep_movqi): Ditto.
-       (*rep_movqi_rex64): Ditto.
-       (strset_singleop): Ditto.
-       (*strsetdi_rex_1): Ditto.
-       (*strsetsi_1): Ditto.
-       (*strsetsi_rex_1): Ditto.
-       (*strsethi_1): Ditto.
-       (*strsethi_rex_1): Ditto.
-       (*strsetqi_1): Ditto.
-       (*strsetqi_rex_1): Ditto.
-       (rep_stos): Ditto.
-       (*rep_stosdi_rex64): Ditto.
-       (*rep_stossi): Ditto.
-       (*rep_stossi_rex64): Ditto.
-       (*rep_stosqi): Ditto.
-       (*rep_stosqi_rex64): Ditto.
-       (cmpstrnsi): Do not generate cld insn.
-       (cmpstrnqi_nz_1): Do not use DIRFLAG_REG.
-       (*cmpstrnqi_nz_1): Ditto.
-       (*cmpstrnqi_nz_rex_1): Ditto.
-       (cmpstrnqi_1): Ditto.
-       (*cmpstrnqi_1): Ditto.
-       (*cmpstrnqi_rex_1): Ditto.
-       (strlenqi_1): Ditto.
-       (*strlenqi_1): Ditto.
-       (*strlenqi_rex_1): Ditto.
-
-       * config/i386/geode.md (shift): Do not depend on cld type attribute.
-       * config/i386/pentium.md (pent_cld): Remove insn reservation.
-       * config/i386/athlon.md (athlon_decode): Do not depend on cld
-       type attribute.
-       * config/i386/ppro.md (ppro_cld): Remove insn reservation.
-       * config/i386/k6.md (k6_alux_only): Do not depend on cld type
-       attribute.
-       (k6_alux_only_load): Ditto.
-       (k6_alux_only_store): Ditto.
-
-       * config/i386/i386.c (ix86_expand_movmem): Remove cld_done boolean.
-       Do not emit cld instruction.
-       (ix86_expand_setmem): Ditto.
-       (ix86_expand_strlen): Do not emit cld instruction.
-
-2006-12-06  Bernd Schmidt  <bernd.schmidt@analog.com>
-
-       * config/bfin/bfin.c (bfin_rtx_costs): Add a number of new cases, tweak
-       old ones.
-
-2006-12-06  Diego Novillo  <dnovillo@redhat.com>
-
-       * gdbinit.in: Set complaints to 0.
-
-2006-12-06  Jan Hubicka  <jh@suse.cz>
-
-       * statistics.h (ALONE_PASS_MEM_STAT, ALONE_MEM_STAT_INFO,
-       ALONE_MEM_STAT_DECL): New macros.
-       * bitmap.h: Include statistics.h
-       (struct bitmap_head_def): Add variant with pointer to bitmap descriptor.
-       (bitmap_initialize_stat): Rename from bitmap_initialize; add statistics.
-       (bitmap_obstack_alloc_stat, bitmap_gc_alloc_stat): Declare.
-       * bitmap.c: Include hashtab.h
-       (bitmap_descriptor): New.
-       (bitmap_hash): New static variable
-       (hash_descriptor, eq_descriptor, bitmap_descriptor, register_overhead):
-       New static functions.
-       (bitmap_register): New.
-       (bitmap_element_free, bitmap_element_allocate, bitmap_elt_clear_from,
-       bitmap_obstack_release): Do accounting.
-       (bitmap_obstack_alloc_stat): Rename from bitmap_obstack_alloc ; do
-       accounting.
-       (bitmap_gc_alloc_stat): Likewise.
-       (bitmap_obstack_free, bitmap_find_bit): Do statictics.
-       (print_statistics, dump_bitmap_statistics): New functions.
-       * toplev.c (finalize): Dump bitmap statistics.
-
-2006-12-06  Bernd Schmidt  <bernd.schmidt@analog.com>
-
-       * reload1.c (delete_output_reload): Count occurrences in
-       CALL_INSN_FUNCTION_USAGE.
-       * rtlanal.c (count_occurrences): Handle EXPR_LIST nodes without
-       crashing at the end of the list.
-
-2006-12-05  Daniel Berlin  <dberlin@dberlin.org>
-
-       * tree-ssa-structalias.c (set_used_smts): Re-fix pr29156.
-       Optimize to avoid marking more SMT's as used when they aren't.
-
-2006-12-05  Eric Christopher  <echristo@apple.com>
-
-       * config/i386/i386.c (x86_output_aligned_bss): Move out
-       of COMMON_ASM_OP ifdef.
-
-2006-12-05  Eric Christopher  <echristo@apple.com>
-
-       * config/darwin.h (DARWIN_EXTRA_SPECS): New.
-       (STARTFILE_SPEC): Use.
-       (DARWIN_DYLIB1_SPEC): New.
-       (DARWIN_CRT1_SPEC): New.
-       * config/i386/darwin64.h (SUBTARGET_EXTRA_SPECS): Use
-       DARWIN_EXTRA_SPECS.
-       * config/i386/darwin.h: Ditto.
-       * config/rs6000/darwin.h: Ditto.
-
-2006-12-05  Daniel Berlin  <dberlin@dberlin.org>
-
-       * tree-vrp.c (pass_vrp): Remove PROP_smt_usage.
-       * tree-complex.c (pass_lower_complex): Ditto.
-       * tree-ssa-ccp.c (pass_ccp): Ditto.
-       (pass_store_ccp): Ditto.
-       * tree-ssa-dom.c (pass_dominator): Ditto.
-       (pass_phi_only_cprop): Ditto.
-       * tree-sra.c (pass_sra): Ditto.
-       * tree-ssa-forwprop.c (pass_forwprop): Ditto.
-       * tree-flow.h (updating_used_alone): Remove.
-       (updating_used_alone): Ditto.
-       * tree-ssa-alias.c (updating_used_alone): Remove variable.
-       (lhs_may_store_to): Remove function.
-       (recalculate_used_alone): Ditto.
-       (compute_may_aliases): Remove used_alone calculation.
-       * tree.h (struct tree_memory_tag): Remove is_used_alone and
-       old_used_alone. Remove SMT_USED_ALONE and SMT_OLD_USED_ALONE.
-       * tree-pass.h (PROP_smt_usage): Remove.
-       * passes.c (execute_todo): Remove used alone recalculation.
-       (execute_one_pass): Ditto.
-       * tree-ssa-operands.c (add_virtual_operand): Remove used_alone
-       stuff.
-
-2006-12-05  Brooks Moses  <brooks.moses@codesourcery.com>
-
-       * doc/include/texinfo.tex: Update to version 2006-11-08.17.
-
-2006-12-05  Zdenek Dvorak <dvorakz@suse.cz>
-
-       PR tree-optimization/14784
-       * tree-ssa-operands.c (access_can_touch_variable): Unrevert the fix.
-
-2006-12-05  Aldy Hernandez  <aldyh@redhat.com>
-
-       Merge from gimple-tuples-branch.
-
-       2006-12-04  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/s390/s390.c (s390_va_start): Replace MODIFY_EXPR with
-       GIMPLE_MODIFY_STMT.
-       (s390_gimplify_va_arg): Same.
-       * config/sparc/sparc.c (sparc_gimplify_va_arg): Same.
-       * config/sh/sh.c (sh_va_start): Same.
-       (sh_gimplify_va_arg_expr): Same.
-       * config/xtensa/xtensa.c (xtensa_va_start): Same.
-       (xtensa_gimplify_va_arg_expr): Same.
-       * config/ia64/ia64.c (ia64_gimplify_va_arg): Same.
-       * config/pa/pa.c (hppa_gimplify_va_arg_expr): Same.
-       * config/mips/mips.c (mips_va_start): Same.
-       (mips_gimplify_va_arg_expr): Same.
-
-       2006-12-04  Aldy Hernandez  <aldyh@redhat.com>
-
-       * Merge from mainline at revision 119445.
-
-       2006-12-04  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/spu/spu.c (spu_va_start): Change MODIFY_EXPR to
-       GIMPLE_MODIFY_STMT.
-       (spu_gimplify_va_arg_expr): Same.
-
-       2006-12-04  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
-       Change uses of MODIFY_EXPR to GIMPLE_MODIFY_STMT.
-       (xstormy16_expand_builtin_va_arg): Same.
-
-       2006-12-04  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/frv/frv.c (frv_expand_builtin_va_start): Change MODIFY_EXPR
-       to GIMPLE_MODIFY_STMT.
-
-       2006-12-04  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/alpha/alpha.c (va_list_skip_additions): Change all
-       occurrences of MODIFY_EXPR to GIMPLE_MODIFY_STMT.
-       (alpha_va_start): Same.
-       (alpha_gimplify_va_arg_1): Same.
-       (alpha_gimplify_va_arg): Same.
-
-       2006-12-01  Aldy Hernandez  <aldyh@redhat.com>
-
-       * gimplify.c (gimplify_modify_expr): Remove FIXME comment.
-
-       2006-12-01  Aldy Hernandez  <aldyh@redhat.com>
-
-       * tree-ssa-loop-im.c: Rename all PROTECTED_TREE_OPERAND to
-       GENERIC_TREE_OPERAND, and all PROTECTED_TREE_TYPE to
-       GENERIC_TREE_TYPE.
-       * tree-complex.c: Same.
-       * tree-pretty-print.c: Same.
-       * tree.c: Same.
-       * tree.h: Same.
-       * builtins.c: Same.
-       * fold-const.c: Same.
-       * tree-ssa-dom.c: Same.
-       * tree-ssa-propagate.c: Same.
-       * tree-ssa-alias.c: Same.
-       * gimple-low.c: Same.
-       * dwarf2out.c: Same.
-       * c-pretty-print.c: Same.
-       * gimplify.c: Same.
-       * tree-inline.c: Same.
-       * tree-outof-ssa.c: Same.
-       * tree-ssa-structalias.c: Same.
-       * tree-ssa-reassoc.c: Same.
-       * stmt.c: Same.
-
-       2006-11-16  Aldy Hernandez  <aldyh@redhat.com>
-
-       * tree.c (build2_stat): Fix comment.
-
-       2006-11-13  Aldy Hernandez  <aldyh@redhat.com>
-
-       * tree-ssa-propagate.c (get_rhs): Use GIMPLE_MODIFY_STMT and
-       TREE_OPERAND when appropriate.
-
-       2006-11-04  Aldy Hernandez  <aldyh@redhat.com>
-
-       * java/java-tree.h (lang_tree_node): Handle gimple tuples.
-       (EXPR_WFL_EMIT_LINE_NOTE): Look inside base.
-       (EXPR_WFL_LINECOL): Use EXPR_LOCUS macro instead of exp.locus.
-       * java/java-gimplify.c (java_gimplify_expr): Comment on why we do
-       not handle GIMPLE_MODIFY_STMT in the switch statement.
-       (java_gimplify_modify_expr): Call build2 with GIMPLE_MODIFY_STMT.
-       (java_gimplify_new_array_init): Same.
-
-       2006-11-03  Aldy Hernandez  <aldyh@redhat.com>
-
-       * gimplify.c (gimplify_omp_for): Allow gimple statements.
-       * tree-outof-ssa.c (check_replaceable): Use PROTECTED_TREE_OPERAND.
-       * fold-const.c (fold_binary): Allow gimple statements.
-       (fold): Same.
-       * fortran/trans-array.c (gfc_conv_descriptor_data_set_internal):
-       Rename from gfc_conv_descriptor_data_set.
-       Call gfc_add_modify instead of gfc_add_modify_expr.
-       * fortran/trans-array.h (gfc_conv_descriptor_data_set_internal):
-       Rename from gfc_conv_descriptor_data_set.
-       (gfc_conv_descriptor_data_set): New macro.
-       (gfc_conv_descriptor_data_set_tuples): New macros.
-       * fortran/trans-openmp.c (gfc_omp_clause_default_ctor): Call
-       gfc_conv_descriptor_data_set_tuples.
-       * fortran/trans.c (gfc_add_modify): Rename from gfc_add_modify_expr.
-       Generate GIMPLE_MODIFY_STMT when appropriate.
-       * fortran/trans.h (gfc_add_modify): Rename from gfc_add_modify_expr.
-       (gfc_add_modify_expr): New macro.
-       (gfc_add_modify_stmt): New macro.
-       * fortran/f95-lang.c (lang_tree_node): Handle gimple statements.
-
-       2006-11-01  Aldy Hernandez  <aldyh@redhat.com>
-
-       * Merge from mainline at revision 118200.
-
-       2006-10-09  Aldy Hernandez  <aldyh@redhat.com>
-
-       * tree-inline.c (copy_bb): Check for GIMPLE_MODIFY_STMT, and adjust
-       accordingly.
-
-       2006-10-09  Aldy Hernandez  <aldyh@redhat.com>
-
-       * tree.h (TREE_CHAIN, TREE_TYPE): Add versions for non GCC or not
-       enable checking.
-       Also, add __extension__ to GCC versions.
-       * tree-mudflap.c (mf_xform_derefs_1): Add parentheses around TREE_TYPE.
-       * tree-inline.c (copy_tree_r): Initialize chain to assuage the warning
-       patrol.
-
-       2006-10-05  Aldy Hernandez  <aldyh@redhat.com>
-
-       * tree-complex.c (expand_complex_libcall): Adjust for
-       GIMPLE_MODIFY_STMT.
-       (expand_complex_comparison): Same.
-       * tree-pretty-print.c (dump_generic_node): Is_expr should include
-       GIMPLE_STMT_P statements.
-       * value-prof.c (tree_divmod_fixed_value_transform): Adjust for
-       GIMPLE_MODIFY_STMT.
-       (tree_mod_pow2_value_transform): Same.
-       (tree_mod_subtract_transform): Same.
-       * tree.c (build2_stat): Check for gimplified function in cfun.
-       * tree.h (DECL_GIMPLIFIED): Delete.
-       (struct tree_function_decl): Remove gimplified_flag.
-       * omp-low.c (lower_omp_for): Adjust for GIMPLE_MODIFY_STMT.
-       * cp/cp-gimplify.c (cp_gimplify_expr): Adjust for GIMPLE_MODIFY_STMT.
-       (cxx_omp_clause_apply_fn): Adjust for GIMPLE_MODIFY_STMT.
-       (cxx_omp_clause_copy_ctor): Same.
-       (cxx_omp_clause_assign_op): Same.
-       * c-pretty-print.c (pp_c_conditional_expression): Same.
-       (pp_c_expression): Same.
-       * langhooks.c (lhd_omp_predetermined_sharing): Same.
-       * function.h (struct function): Add gimplified field.
-       * tree-if-conv.c (add_to_dst_predicate_list): Adjust for
-       GIMPLE_MODIFY_STMT.
-       (find_phi_replacement_condition): Same.
-       * gimplify.c (gimplify_modify_expr_to_memcpy): Same.
-       (gimplify_modify_expr_to_memset): Same.
-       (gimplify_init_ctor_eval_range): Same.
-       (gimplify_modify_expr_complex_part): Same.
-       (tree_to_gimple_tuple): Same.
-       (gimplify_modify_expr): Same.
-       (gimple_push_cleanup): Same.
-       (gimplify_omp_for): Same.
-       (gimplify_omp_atomic_pipeline): Same.
-       (gimplify_omp_atomic_mutex): Same.
-       (gimplify_expr): Same.
-       (gimplify_one_sizepos): Same.
-       (gimplify_function_tree): Same.
-       * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Same.
-       (vect_recog_widen_sum_pattern): Same.
-       * tree-vect-transform.c (get_initial_def_for_reduction): Same.
-       (vect_create_epilog_for_reduction): Same.
-       (vectorizable_reduction): Same.
-
-       2006-09-28  Aldy Hernandez  <aldyh@redhat.com>
-
-       * tree-ssa-math-opts.c (replace_reciprocal): Use GIMPLE_STMT_OPERAND.
-       * tree-if-conv.c (if_convertible_gimple_modify_stmt_p): Same.
-       (ifc_temp_var): Same.
-       * tree-vect-analyze.c (vect_determine_vectorization_factor): Check
-       for gimple statements.
-       (vect_analyze_operations): Same.
-       (exist_non_indexing_operands_for_use_p): Use GIMPLE_STMT_OPERAND.
-       * gimplify.c (gimplify_return_expr): Handle gimple statements.
-       * lambda-code.c (can_put_in_inner_loop): Same.
-       (can_put_after_inner_loop): Same.
-       * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Same.
-       (vect_create_data_ref_ptr): Same.
-       (vect_init_vector): Same.
-       (vect_get_vec_def_for_operand): Same.
-       (vect_create_epilog_for_reduction): Same.
-       (vectorizable_reduction): Same.
-       (vectorizable_assignment): Same.
-       (vectorizable_operation): Same.
-       (vectorizable_load): Same.
-       (vectorizable_condition): Same.
-       * config/rs6000/rs6000.c (rs6000_va_start): Do not create MODIFY_EXPRs.
-       (rs6000_gimplify_va_arg): Same.
-
-       2006-09-25  Aldy Hernandez  <aldyh@redhat.com>
-
-       * tree-vrp.c (simplify_div_or_mod_using_ranges): Use
-       GIMPLE_STMT_OPERAND.
-       (simplify_abs_using_ranges): Same.
-       * tree-complex.c (expand_complex_operations_1): Use
-       PROTECTED_TREE_OPERAND.
-       * tree-ssa-loop-niter.c (simplify_replace_tree): Check for gimple
-       stmt.
-       (get_val_for): Use GIMPLE_STMT_OPERAND.
-       * tree-tailcall.c (adjust_accumulator_values): Same.
-       (adjust_return_value): Same.
-       * tree.c (walk_tree): Use IS_GIMPLE_STMT_CODE_CLASS on default
-       case.  Remove special case for tcc_gimple_stmt.
-       * tree.h (CAN_HAVE_LOCATION_P): New.
-       * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Check for
-       GIMPLE_STMT_P.
-       * tree-stdarg.c (va_list_counter_bump): Use GIMPLE_STMT_OPERAND.
-       * tree-ssa-dom.c (propagate_rhs_into_lhs): Same.
-       * tree-nrv.c (execute_return_slot_opt): Same.
-       * tree-ssa-alias.c (count_uses_and_derefs): Check for GIMPLE_STMT_P.
-       * tree-vn.c (set_value_handle): Same.
-       (get_value_handle): Same.
-       * c-decl.c (add_stmt): Use CAN_HAVE_LOCATION_P.
-       * tree-vectorizer.c (find_loop_location): Same.
-       * c-typeck.c (c_process_expr_stmt): Same.
-       (c_finish_stmt_expr): Same.
-       * gimplify.c (should_carry_locus_p): Same.
-       (tree_to_gimple_tuple): Delete definition and use of unecessary
-       variable save_tree_block.
-       * tree-ssa-pre.c (phi_translate): Check for GIMPLE_STMT_P.
-       (create_expression_by_pieces): Use GIMPLE_STMT_OPERAND.
-       (realify_fake_stores): Same.
-       * tree-ssa-forwprop.c (forward_propagate_addr_into_variable_arr):
-       Use TREE_OPERAND.
-       * tree-inline.c (copy_body_r): Check for EXPR_P and GIMPLE_STMT_P.
-       (copy_tree_r): Check for IS_GIMPLE_STMT_CODE_CLASS.
-       * tree-cfg.c (move_stmt_r): Use EXPR_P.  Check for GIMPLE_STMT_P.
-       * c-parser.c (c_parser_typeof_specifier): Use CAN_HAVE_LOCATION_P.
-       (c_parser_statement_after_labels): Same.
-       (c_parser_paren_condition): Same.
-       (c_parser_for_statement): Same.
-       (c_parser_omp_for_loop): Same.
-       * tree-ssa-reassoc.c (linearize_expr): Use GIMPLE_STMT_OPERAND.
-       (linearize_expr_tree): Same.
-       * dwarf2out.c (reference_to_unused): Check for GIMPLE_STMT_P.
-       * function.c (instantiate_expr): Same.
-
-       2006-09-22  Aldy Hernandez  <aldyh@redhat.com>
-
-       * tree.c (expr_location): Use GIMPLE_STMT_LOCUS.
-       (set_expr_location): Same.
-       (expr_locus): Same.
-       (set_expr_locus): Same.
-       (expr_filename): Same.
-       (expr_lineno): Same.
-       (tree_block): Use GIMPLE_STMT_BLOCK.
-       (protected_tree_operand): Use GIMPLE_STMT_OPERAND.
-       * tree.h (struct gimple_stmt): Remove prev and next.
-       (GIMPLE_STMT_OPERAND_CHECK): New.
-       (TREE_TO_GIMPLE_STMT): Delete.
-       (GIMPLE_STMT_TO_TREE): Delete.
-       (GIMPLE_STMT_OPERAND): Use union, not cast.
-       (GIMPLE_STMT_LOCUS): New.
-       (GIMPLE_STMT_BLOCK): New.
-       * gimplify.c (tree_to_gimple_tuple): Use union.  Do not cast
-       to tree_base.
-       * tree-cfg.c (verify_gimple_tuples_1): Call gcc_unreachable.
-
-       2006-09-21  Aldy Hernandez  <aldyh@redhat.com>
-
-       * tree-into-ssa.c (REGISTER_DEFS_IN_STMT): Change common.base
-       to base.
-       * tree-tailcall.c (adjust_return_value): Same.
-       * tree.c (tree_code_size): Remove GIMPLE_STATEMENT_LIST case.
-       (copy_node_stat): Change common.base to base.
-       (tree_node_structure): Return TS_GIMPLE_STATEMENT for tcc_gimple_stmt.
-       Remove GIMPLE_STATEMENT_LIST case.
-       * tree.h (struct gimple_stmt): Make operands of type tree.
-       (TREE_CODE, TREE_SET_CODE, TREE_ADDRESSABLE, CALL_EXPR_TAILCALL,
-       CASE_LOW_SEEN, TREE_STATIC, CLEANUP_EH_ONLY, CASE_HIGH_SEEN,
-       TREE_NO_WARNING, TREE_CONSTANT_OVERFLOW, TREE_SYMBOL_REFERENCED,
-       TYPE_REF_CAN_ALIAS_ALL, TREE_OVERFLOW, TREE_PUBLIC,
-       TYPE_CACHED_VALUES_P, TREE_SIDE_EFFECTS, FORCED_LABEL,
-       TREE_THIS_VOLATILE, TREE_THIS_NOTRAP, TREE_READONLY,
-       TREE_CONSTANT, TYPE_SIZES_GIMPLIFIED, DECL_UNSIGNED,
-       BIT_FIELD_REF_UNSIGNED, TYPE_UNSIGNED, TREE_ASM_WRITTEN, TREE_USED,
-       TREE_NOTHROW, CALL_EXPR_RETURN_SLOT_OPT, DECL_BY_REFERENCE,
-       CALL_FROM_THUNK_P, TYPE_ALIGN_OK, TREE_PRIVATE, TREE_PROTECTED,
-       TREE_DEPRECATED, IDENTIFIER_TRANSPARENT_ALIAS, TREE_INVARIANT,
-       TREE_LANG_FLAG_*, SSA_NAME_OCCURS_IN_ABNORMAL_PHI,
-       SSA_NAME_IN_FREE_LIST, TYPE_VOLATILE, TYPE_READONLY, BINFO_VIRTUAL_P):
-       Change common.base to base.
-       (GIMPLE_STATEMENT_LIST*): Remove.
-       (union tree_node): Add base.  Remove gimple_statement_list.
-       Remove pointer from gstmt.
-       * tree-ssa-propagate.c (set_rhs): Change common.base to base.
-       * treestruct.def: Add TS_BASE.  Remove TS_GIMPLE_STATEMENT_LIST.
-       * tree-vn.c (vn_compute): Change common.base to base.
-       * tree-eh.c (verify_eh_throw_stmt_node): Same.
-       * tree-flow-inline.h (var_ann): Same.
-       (function_ann): Same.
-       (stmt_ann): Same.
-       (mark_non_addressable): Same.
-       * gimplify.c (tree_to_gimple_tuple): Same.
-       * tree.def (DEFTREECODE): Remove GIMPLE_STATEMENT_LIST.
-       * tree-dfa.c (create_var_ann): Change common.base to base.
-       (create_function_ann): Same.
-       (create_stmt_ann): Same.
-       (create_tree_ann): Same.
-       (collect_dfa_stats_r): Same.
-       * tree-ssa-pre.c (NECESSARY): Change common.base to base.
-       * tree-ssa-dce.c (NECESSARY): Same.
-       * tree-ssa.c (delete_tree_ssa): Same.
-       * tree-optimize.c (execute_free_cfg_annotations): Same.
-       * tree-flow.h: Same.
-
-       2006-09-19  Aldy Hernandez  <aldyh@redhat.com>
-
-       * tree.c (tree_code_size): Handle GIMPLE_STATEMENT_LIST.
-       (tree_node_structure): Handle GIMPLE_STATEMENT_LIST and
-       GIMPLE_MODIFY_STMT.
-       * tree.h (struct gimple_stmt): Add prev and next fields.
-       (GIMPLE_STMT_TO_TREE): Cast, do not call GIMPLE_STMT_CHECK.
-       (GIMPLE_STATEMENT_LIST_HEAD): New.
-       (GIMPLE_STATEMENT_LIST_TAIL): New.
-       (struct gimple_statement_list): New.
-       (union tree_node): Add gimple_stmt_list and gstmt.
-       * treestruct.def: Add TS_GIMPLE_STATEMENT_LIST, TS_GIMPLE_STATEMENT.
-       * tree.def: Add GIMPLE_STATEMENT_LIST.
-
-       2006-09-06  Aldy Hernandez  <aldyh@redhat.com>
-
-       * tree-dump.c (dequeue_and_dump): Handle GIMPLE_MODIFY_STMT.
-       * tree-vrp.c (build_assert_expr_for): Change uses of
-       MODIFY_EXPR to GIMPLE_MODIFY_STMT and adjust accordingly.
-       (find_assert_locations): Same.
-       (remove_range_assertions): Same.
-       (stmt_interesting_for_vrp): Same.
-       (vrp_visit_assignment): Same.
-       (vrp_visit_stmt): Same.
-       (simplify_cond_using_ranges): Same.
-       * tree-into-ssa.c (REGISTER_DEFS_IN_THIS_STMT): Adjust for new
-       tree structure.
-       * tree-ssa-loop-im.c (movement_possibility): Change uses of
-       MODIFY_EXPR to GIMPLE_MODIFY_STMT and adjust accordingly.
-       (stmt_cost): Same.
-       (determine_invariantness_stmt): Same.
-       (schedule_sm): Same.
-       (gather_mem_refs_stmt): Same.
-       * tree-complex.c (init_dont_simulate_again): Same.
-       (complex_visit_stmt): Same.
-       (set_component_ssa_name): Same.
-       (expand_complex_move): Same.
-       (expand_complex_div_wide): Same.
-       (expand_complex_comparison): Same.
-       (expand_complex_operations_1): Same.
-       * tree-ssa-loop-niter.c (expand_simple_operations): Same.
-       (chain_of_csts_start): Same.
-       (infer_loop_bounds_from_undefined): Same.
-       * tree-pretty-print.c (dump_generic_node): Same.
-       (op_prio): Same.
-       (op_symbol_1): Same.
-       * tree-ssa-loop-manip.c (create_iv): Same.
-       * value-prof.c (tree_divmod_fixed_value): Same.
-       (tree_divmod_fixed_value_transform): Same.
-       (tree_mod_pow2): Same.
-       (tree_mod_pow2_value_transform): Same.
-       (tree_mod_subtract): Same.
-       (tree_mod_subtract_transform): Same.
-       (tree_divmod_values_to_profile): Same.
-       * tree-tailcall.c (process_assignment): Same.
-       (find_tail_calls): Same.
-       (adjust_accumulator_values): Same.
-       (adjust_return_value): Same.
-       (eliminate_tail_call): Same.
-       * tree.c (tree_code_size): Handle tcc_gimple_stmt.
-       (make_node_stat): Same.
-       (copy_node_stat): Handle gimple tuples.
-       (expr_align): Handle GIMPLE_MODIFY_STMT.  Abort on MODIFY_EXPR.
-       (tree_node_structure): Handle tcc_gimple_stmt.
-       (build2_stat): Abort on MODIFY_EXPR after gimplification.  Handle
-       tcc_gimple_stmt.
-       (build2_gimple_stat): New.
-       (expr_location): New.
-       (set_expr_location): New.
-       (expr_has_location): New.
-       (expr_locus): New.
-       (set_expr_locus): New.
-       (expr_filename): New.
-       (expr_lineno): New.
-       (walk_tree): Handle tcc_gimple_stmt.
-       (tree_block): New.
-       (protected_tree_operand): New.
-       (protected_tree_type): New.
-       (tree_code_kind): Add gimple statements.
-       * tree.h (tree_code_class): Add tcc_gimple_stmt.
-       (IS_GIMPLE_STMT_CODE_CLASS): New.
-       (struct tree_base): New.
-       (struct tree_common): Shrink.
-       (struct gimple_stmt): New.
-       (struct gimple_expr): New.
-       (TREE_SET_CODE, TREE_ADDRESSABLE, CALL_EXPR_TAILCALL,
-       CASE_LOW_SEEN, TREE_STATIC, CLEANUP_EH_ONLY, CASE_HIGH_SEEN,
-       TREE_NO_WARNING, TREE_CONSTANT_OVERFLOW, TREE_SYMBOL_REFERENCED,
-       TYPE_REF_CAN_ALIAS_ALL, TREE_OVERFLOW, TREE_PUBLIC,
-       TYPE_CACHED_VALUES_P, SAVE_EXPR_RESOLVED_P, TREE_SIDE_EFFECTS,
-       FORCED_LABEL, TREE_THIS_VOLATILE, TREE_THIS_NOTRAP, TREE_READONLY,
-       TREE_CONSTANT, TYPE_SIZES_GIMPLIFIED, DECL_UNSIGNED,
-       BIT_FIELD_REF_UNSIGNED, TYPE_UNSIGNED, TREE_ASM_WRITTEN,
-       TREE_USED, TREE_NOTHROW, CALL_EXPR_RETURN_SLOT_OPT,
-       DECL_BY_REFERENCE, CALL_FROM_THUNK_P, TYPE_ALIGN_OK,
-       TREE_PRIVATE, TREE_PROTECTED, TREE_DEPRECATED,
-       IDENTIFIER_TRANSPARENT_ALIAS, TREE_INVARIANT,
-       TREE_LANG_FLAG_[0-6], SSA_NAME_CHECK, SSA_NAME_IN_FREE_LIST,
-       TYPE_VOLATILE, TYPE_READONLY, TREE_VISITED, BINFO_VIRTUAL_P):
-       Adjust for new `common' layout.
-       (struct tree_function_decl): Add gimplified_flag.
-       (DECL_GIMPLIFIED): NEW.
-       (EXPR_LOCATION, SET_EXPR_LOCUS, EXPR_FILENAME, EXPR_LOCUS,
-       SET_EXPR_LOCUS, SET_EXPR_LOCATION, EXPR_LINENO,
-       EXPR_HAS_LOCATION): Call corresponding function.
-       (GIMPLE_STMT_CHECK): New.
-       (TREE_OPERAND_CHECK, TREE_TYPE, TREE_CHAIN): Abort on gimple tuples.
-       (TREE_BLOCK): Call tree_block.
-       (GIMPLE_STMT_P): New.
-       (GIMPLE_TUPLE_P): New.
-       (TREE_TO_GIMPLE_STMT): New.
-       (GIMPLE_STMT_TO_TREE): New.
-       (GIMPLE_STMT_OPERAND): New.
-       (GIMPLE_TUPLE_HAS_LOCUS_P): New.
-       (PROTECTED_TREE_OPERAND): New.
-       (PROTECTED_TREE_TYPE): New.
-       (build2_gimple_stat): Protoize.
-       (build2_gimple): New.
-       (expr_location): Protoize.
-       (set_expr_location): Protoize.
-       (expr_has_location): Protoize.
-       (expr_locus): Protoize.
-       (set_expr_locus): Protoize.
-       (expr_filename): Protoize.
-       (expr_lineno): Protoize.
-       (tree_block): Protoize.
-       (protected_tree_operand): Protoize.
-       (protected_tree_type): Protoize.
-       (enum tree_node_kind): Add gimple_stmt_kind.
-       * c-decl.c (union lang_tree_node): Tuples do not have a
-       TREE_CHAIN.
-       * ipa-cp.c (constant_val_insert): Change uses of MODIFY_EXPR to
-       GIMPLE_MODIFY_STMT and adjust accordingly.
-       * tree-scalar-evolution.c (follow_ssa_edge): Same.
-       (interpret_condition_phi): Same.
-       (pointer_used_p): Same.
-       (analyze_scalar_evolution_1): Same.
-       (scev_const_prop): Same.
-       (interpret_rhs_modify_stmt): Rename from
-       interpret_rhs_modify_expr.
-       * builtins.c (std_expand_builtin_va_start): Change uses of
-       MODIFY_EXPR to GIMPLE_MODIFY_STMT and adjust accordingly.
-       (std_gimplify_va_arg_expr): Same.
-       (expand_builtin_va_copy): Same.
-       (integer_valued_real_p): Same.
-       * fold-const.c (maybe_lvalue_p): Same.
-       (fold_unary): Same.
-       (tree_expr_nonnegative_p): Same.
-       (tree_expr_nonzero_p): Same.
-       * omp-low.c (extract_omp_for_data): Same.
-       (lower_rec_input_clauses): Same.
-       (lower_reduction_clauses): Same.
-       (lower_copyprivate_clauses): Same.
-       (lower_send_clauses): Same.
-       (lower_send_shared_vars): Same.
-       (expand_parallel_call): Same.
-       (expand_omp_parallel): Same.
-       (expand_omp_for_generic): Same.
-       (expand_omp_for_static_nochunk): Same.
-       (expand_omp_for_static_chunk): Same.
-       (expand_omp_sections): Same.
-       (lower_omp_single_copy): Same.
-       (lower_omp_parallel): Same.
-       * tree-ssa-dse.c (memory_address_same): Same.
-       (dse_optimize_stmt): Same.
-       * ipa-reference.c (scan_for_static_refs): Same.
-       * tree-gimple.c (is_gimple_reg_rhs): Same.
-       (get_call_expr_in): Same.
-       (recalculate_side_effects): Same.
-       * cgraphunit.c (cgraph_create_edges): Same.
-       * tree-ssa-copyrename.c (rename_ssa_copies): Same.
-       * tree-ssa-ccp.c (get_default_value): Same.
-       (likely_value): Same.
-       (visit_assignment): Same.
-       (ccp_visit_stmt): Same.
-       (get_maxval_strlen): Same.
-       (ccp_fold_builtin): Same.
-       * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Same.
-       (find_givs_in_stmt): Same.
-       (find_interesting_uses_op): Same.
-       (find_interesting_uses_stmt): Same.
-       (rewrite_use_nonlinear_expr): Same.
-       * ipa-pure-const.c (scan_function): Same.
-       * tree-stdarg.c (va_list_counter_bump): Same.
-       (check_all_va_list_escapes): Same.
-       (execute_optimize_stdarg): Same.
-       * tree-ssa-math-opts.c (compute_merit): Same.
-       (insert_reciprocals): Same.
-       (execute_cse_reciprocals): Same.
-       * tree-ssa-dom.c (initialize_hash_element): Same.
-       (simple_iv_increment_p): Same.
-       (record_equivalences_from_stmt): Same.
-       (optimize_stmt): Same.
-       (remove_stmt_or_phi): Same.
-       (get_rhs_or_phi_arg): Same.
-       (get_lhs_or_phi_result): Same.
-       (propagate_rhs_into_lhs): Same.
-       * tree-nrv.c (tree_nrv): Same.
-       (execute_return_slot_opt): Same.
-       * tree-ssa-propagate.c (get_rhs): Same.
-       (set_rhs): Same.
-       (stmt_makes_single_load): Same.
-       (stmt_makes_single_store): Same.
-       (replace_vuses_in): Same.
-       (fold_predicate_in): Same.
-       (substitute_and_fold): Same.
-       * tree-ssa-alias.c (compute_call_clobbered): Same.
-       (recalculate_used_alone): Same.
-       (count_uses_and_derefs): Same.
-       (is_escape_site): Same.
-       (find_used_portions): Same.
-       * gimple-low.c (lower_stmt): Same.
-       (block_may_fallthru): Same.
-       (lower_return_expr): Same.
-       * tree-ssa-sink.c (is_hidden_global_store): Same.
-       (statement_sink_location): Same.
-       * dwarf2out.c (loc_descriptor_from_tree_1): Same.
-       * expr.c (safe_from_p): Same.
-       (expand_expr_real): Same.
-       (expand_expr_real_1): Same.
-       * tree-ssa-loop-ivcanon.c (empty_loop_p): Same.
-       * predict.c (expr_expected_value): Same.
-       (strip_builtin_expect): Same.
-       (apply_return_prediction): Same.
-       (tree_bb_level_predictions): Same.
-       (tree_estimate_probability): Same.
-       * tree-vn.c (vn_compute): Same.
-       * tree-eh.c (add_stmt_to_eh_region_fn): Same.
-       (remove_stmt_from_eh_region_fn): Same.
-       (do_return_redirection): Same.
-       (honor_protect_cleanup_actions): Same.
-       (lower_try_finally_switch): Same.
-       (lower_eh_constructs_1): Same.
-       (tree_could_throw_p): Same.
-       (verify_eh_throw_stmt_node): Same.
-       * function.c (gimplify_parameters): Same.
-       * tree-vectorizer.c (vect_is_simple_use): Same.
-       (vect_is_simple_reduction): Same.
-       * ipa-type-escape.c (scan_for_refs): Same.
-       * tree-if-conv.c (tree_if_conversion): Same.
-       (tree_if_convert_stmt): Same.
-       (if_convertible_gimplify_modify_stmt_p): Rename from
-       if_convertible_modify_expr_p.
-       (if_convertible_stmt_p): Adjust for GIMPLE_MODIFY_STMT.
-       (ifc_temp_var): Same.
-       (replace_phi_with_cond_modify_stmt): Rename from
-       replace_phi_with_cond_modify_expr.
-       (process_phi_nodes): Call replace_phi_with_cond_modify_stmt.
-       * tree.def (DEFTREECODE): Add GIMPLE_MODIFY_STMT.
-       * tree-data-ref.c (find_data_references_in_loop): Adjust for
-       GIMPLE_MODIFY_STMT.
-       * tree-flow-inline.h (var_ann): Same.
-       (function_ann): Same.
-       (stmt_ann): Same.
-       (mark_non_addressable): Same.
-       * tree-vect-analyze.c (vect_determine_vectorization_factor): Same.
-       * gimplify.c (tree_to_gimple_tuple): New.
-       (build_stack_save_restore): Adjust for GIMPLE_MODIFY_STMT.
-       (gimplify_return_expr): Same.
-       (gimplify_decl_expr): Same.
-       (gimplify_self_mod_expr): Same.
-       (gimplify_cond_expr): Same.
-       (gimplify_init_constructor): Same.
-       (gimplify_modify_expr): Same.
-       (gimplify_expr): Same.
-       (gimplify_function_tree): Same.
-       (force_gimple_operand): Same.
-       * tree-ssa-phiopt.c (conditional_replacement): Same.
-       (minmax_replacement): Same.
-       (abs_replacement): Same.
-       * tree-dfa.c (create_var_ann): Same.
-       (create_function_ann): Same.
-       (create_stmt_ann): Same.
-       (create_tree_ann): Same.
-       (collect_dfa_stats_r): Same.
-       * tree-ssa-pre.c (find_or_generate_expression): Same.
-       (create_expression_by_pieces): Same.
-       (try_look_through_load): Same.
-       (insert_fake_stores): Same.
-       (realify_fake_stores): Same.
-       (compute_avail): Same.
-       (eliminate): Same.
-       (init_pre): Same.
-       (poolify_modify_stmt): Rename from poolify_modify_stmt.
-       Adjust for GIMPLE_MODIFY_STMT.
-       (NECESSARY): Adjust for new `common' layout.
-       * tree-ssa-live.c (build_tree_conflict_graph): Adjust for
-       GIMPLE_MODIFY_STMT.
-       * tree-sra.c (sra_walk_modify_stmt): Rename from
-       sra_walk_modify_expr.
-       (sra_walk_function): Adjust for GIMPLE_MODIFY_STMT.
-       (generate_copy_inout): Same.
-       (generate_element_copy): Same.
-       (generate_element_zero): Same.
-       (scalarize_copy): Same.
-       * tree-mudflap.c (mf_decl_cache_locals): Same.
-       (mf_build_check_statement_for): Same.
-       (mf_xform_derefs): Same.
-       * ipa-prop.c (ipa_method_modify_stmt): Same.
-       * print-tree.c (print_node): Handle gimple tuples.
-       Add case for tcc_gimple_stmt.
-       * tree-ssa-copy.c (stmt_may_generate_copy): Adjust for
-       GIMPLE_MODIFY_STMT.
-       (copy_prop_visit_assignment): Same.
-       (copy_prop_visit_stmt): Same.
-       (init_copy_prop): Same.
-       * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): Same.
-       (forward_propagate_into_cond_1): Same.
-       (find_equivalent_equality_comparison): Same.
-       (tidy_after_forward_propagate_addr): Same.
-       (forward_propagate_addr_expr_1): Same.
-       (simplify_not_neg_expr): Same.
-       (simplify_switch_expr): Same.
-       * tree-ssa-dce.c (find_pdom): Same.
-       (mark_stmt_if_obviously_necessary): Same.
-       (NECESSARY): Adjust for new `common' layout.
-       * tree-flow.h: Same.
-       * tree-vect-patterns.c (widened_name_p): Adjust for
-       GIMPLE_MODIFY_STMT.
-       (vect_recog_dot_prod_pattern): Same.
-       (vect_recog_widen_sum_pattern): Same.
-       (vect_pattern_recog_1): Same.
-       * tree-nested.c (init_tmp_var): Same.
-       (save_tmp_var): Same.
-       (walk_stmts): Same.
-       (convert_call_expr): Same.
-       (finalize_nesting_tree_1): Same.
-       * tree-ssa.c (verify_ssa): Same.
-       (delete_tree_ssa): Same.
-       * lambda-code.c (lbv_to_gcc_expression): Same.
-       (lle_to_gcc_expression): Same.
-       (lambda_loopnest_to_gcc_loopnest): Same.
-       (can_put_in_inner_loop): Same.
-       (can_convert_to_perfect_nest): Same.
-       (perfect_nestify): Same.
-       * tree-ssa-loop-prefetch.c (gather_memory_references): Same.
-       * tree-inline.c (copy_body_r): Same.
-       (setup_one_parameter): Same.
-       (initialize_inlined_parameters): Same.
-       (estimate_num_insns_1): Same.
-       (expand_call_inline): Same.
-       (gimple_expand_calls_inline): Same.
-       (copy_tree_r): Same.
-       * tree-optimize.c (execute_free_cfg_annotations): Same.
-       * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Same.
-       (vect_align_data_ref): Same.
-       (vect_create_data_ref_ptr): Same.
-       (vect_init_vector): Same.
-       (vect_create_epilog_for_reduction): Same.
-       (vectorizable_reduction): Same.
-       (vectorizable_assignment): Same.
-       (vectorizable_operation): Same.
-       (vectorizable_store): Same.
-       (vectorizable_load): Same.
-       (vectorizable_live_operation): Same.
-       (vectorizable_condition): Same.
-       (vect_generate_tmps_on_preheader): Same.
-       (vect_create_cond_for_align_checks): Same.
-       * tree-object-size.c (collect_object_sizes_for): Same.
-       (check_for_plus_in_loops_1): Same.
-       (check_for_plus_in_loops): Same.
-       * tree-outof-ssa.c (insert_copy_on_edge): Same.
-       (replace_use_variable): Same.
-       (check_replaceable): Same.
-       (rewrite_trees): Same.
-       (identical_copies_p): Same.
-       (insert_backedge_copies): Same.
-       * tree-profile.c (tree_gen_edge_profiler): Same.
-       * tree-vect-generic.c (expand_vector_operations_1): Same.
-       * tree-ssa-structalias.c (update_alias_info): Same.
-       (find_func_aliases): Same.
-       * tree-cfg.c (factor_computed_gotos): Same.
-       (make_edges): Same.
-       (make_goto_expr_edges): Same.
-       (tree_merge_blocks): Same.
-       (remove_useless_stmts_cond): Same.
-       (remove_useless_stmts_1): Same.
-       (tree_find_edge_insert_loc): Same.
-       (verify_expr): Same.
-       (gimplify_val): Same.
-       (verify_gimple_tuples_1): New.
-       (verify_gimple_tuples): New.
-       (verify_stmts): Call verify_gimple_tuples.
-       * tree-ssa-reassoc.c (get_rank): Adjust for GIMPLE_MODIFY_STMT.
-       (get_unary_op): Same.
-       (linearize_expr): Same.
-       (get_single_immediate_use): Same.
-       (negate_value): Same.
-       (should_break_up_subtract): Same.
-       (break_up_subtract): Same.
-       (repropagate_negates): Same.
-       (break_up_subtract_bb): Same.
-       (reassociate_bb): Same.
-       * config/i386/i386.c (ix86_va_start): Same.
-       (ix86_gimplify_va_arg): Same.
-       * stmt.c (expand_expr_stmt): Same.
-       (warn_if_unused_value): Same.
-       (expand_return): Same.
-       * tree-ssanames.c (make_ssa_name): Same.
-       * tree-ssa-threadedge.c (lhs_of_dominating_assert): Same.
-       * tree-ssa-operands.c (finalize_ssa_defs): Same.
-       (add_virtual_operand): Same.
-       (get_expr_operands): Same.
-       (parse_ssa_operands): Same.
-       (get_modify_stmt_operands): Rename from get_modify_expr_operands.
-
-2006-12-05  H.J. Lu  <hongjiu.lu@intel.com>
-
-       * config.host: Remove extra blank line.
-
-2006-12-05  Bernd Schmidt  <bernd.schmidt@analog.com>
-
-       * config.host (i[34567]86-*-*, x86-64-*-*): Use driver-i386.o only if
-       target is also an x86 variant.
-
-2006-12-05  Richard Guenther  <rguenther@suse.de>
-
-       * config/i386/i386.c (ix86_builtin_vectorized_function): Declare.
-       (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define.
-       (ix86_builtin_vectorized_function): New function to vectorize
-       sqrt.
-
-2006-12-05  Bernd Schmidt  <bernd.schmidt@analog.com>
-
-       * config/bfin/bfin.c (output_file_start): Fix comment which referred to
-       ia64_override_options.
-
-2006-12-04  Jan Hubicka  <jh@suse.cz>
-
-       * cfgexpand.c (expand_one_var): Guard expand_one_stack_var by
-       really_expand.
-
-2006-12-04  Bernd Schmidt  <bernd.schmidt@analog.com>
-
-       * rtlanal.c (note_uses): Deal with SEQUENCEs.
-       * config/bfin/bfin.c: Include "timevar.h".
-       (bfin_flag_schedule_insns2, splitting_for_sched,
-       bfin_flag_var_tracking): New variables.
-       (print_operand): Handle '%!'.
-       (override_options): Disable normal sched2 pass, instead set
-       bfin_flag_schedule_insns2 for reorg to handle it.
-       (output_file_start): Likewise for var-tracking.
-       (bfin_optimize_loop): Take some care not to stumble over SEQUENCEs.
-       (gen_one_bundle, bfin_gen_bundles, type_for_anomaly, trapping_loads_p):
-       New functions.
-       (bfin_reorg): Do second scheduling pass here, and call
-       bfin_gen_bundles.  Use type_for_anomaly and trapping_loads_p instead
-       of examining insns directly.  If bfin_flag_var_tracking, call
-       var-tracking pass when done with everything else.
-       * config/bfin/bfin.h (PRINT_OPERAND_PUNCT_VALID_P): '!' is valid.
-       * config/bfin/bfin.md (UNSPEC_32BIT): New constant.
-       (movsi_insn32): New pattern, with two new splits to create it
-       before the final scheduling pass.
-       (neghi2): Not a dsp32 insn, rather alu0.
-       (movbi, pushsi_insn, popsi_insn, movsi_insn, movv2hi_insn, movhi_insn,
-       movqi_insn, movsf_insn, movsi_insv, extendhisi2, zero_extendhisi2,
-       extendqihi2, extendqisi2, zero_extendqihi2, zero_extendqisi2,
-       mulhisi3, umulhisi3, ssadsi3, sssubsi3, smaxsi3, sminsi3, abssi2,
-       ssnegsi2, signbitssi2, smaxhi3, sminhi3, abshi2, ssneghi2, signbitshi2,
-       movhi_low2high, movhi_high2high, movhi_low2low, movhi_high2low,
-       movhiv2hi_low, movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
-       ssaddhi3, sssubhi3, addv2hi3, ssaddv2hi3, subv2hi3, sssubv2hi3,
-       addsubv2hi3, subaddv2hi3, ssaddsubv2hi3, sssubaddv2hi3, sublohiv2hi3,
-       subhilov2hi3, sssublohiv2hi3, sssubhilov2hi3, addlohiv2hi3,
-       addhilov2hi3, ssaddlohiv2hi3, ssaddhilov2hi3, sminv2hi3, smaxv2hi3,
-       flag_mulhi, flag_mulhisi, flag_mulhisi_parts, flag_machi,
-       flag_machi_acconly, flag_macinithi, flag_macinit1hi, mulv2hi3,
-       flag_mulv2hi, flag_mulv2hi_parts, flag_macv2hi_parts,
-       flag_macv2hi_parts_acconly, flag_macinitv2hi_parts,
-       flag_macinit1v2hi_parts, mulhisi_ll, mulhisi_lh, mulhisi_hl,
-       mulhisi_hh, ssnegv2hi2, absv2hi2, ssashiftv2hi3, ssashifthi3,
-       lshiftv2hi3, lshifthi3): Use '%!' to terminate all dsp32/load/store
-       variants instead of ';'.
-       (ror_one, rol_one): Likewise.  Make them dsp32 insns.
-       (ashlsi3_insn, ashrsi3, lshrsi3): Add dsp32 variants.
-       (align8, align16, align24): Now named patterns; also using '%!'.
-       (mnop): New insn.
-
-2006-12-05  Kazu Hirata  <kazu@codesourcery.com>
-
-       * config/i386/darwin.h, config/spu/spu.c, tree-ssa-live.c,
-       tree-vect-generic.c, tree-vect-transform.c: Fix comment typos.
-
-2006-12-04  Trevor Smigiel  <trevor_smigiel@playstation.sony.com>
-
-       * config/spu/spu-protos.c (spu_split_address): Add.
-       * config/spu/spu.c (spu_split_address): Add.
-       (print_operand): Handle HIGH.
-       (spu_legitimate_address):  Don't test for aligned CONST.
-       (spu_expand_mov):  Don't split addresses here.
-       * config/spu/constraints.md (A): Don't test legitimate_const.
-       * config/spu/spu.md: Add split of movsi patterns for PIC mode.
-       (ceq_di): Use correct predicates.
-
-2006-12-04  Eric Christopher  <echristo@apple.com>
-
-       * config/darwin.h: Update copyright notice.
-       * config/i386/darwin.h: Ditto.
-
-2006-12-04  Jan Hubicka  <jh@suse.cz>
-
-       * builtins.c (fold_builtin_memory_op): Check that expr_size match.
-       * explow.c (expr_size, int_expr_size): Assert that size is non_NULL.
-
-2006-12-04  Daniel Berlin  <dberlin@dberlin.org>
-
-       * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Call
-       set_used_smts.
-       * tree-ssa-structalias.c (set_used_smts): Export.
-       (find_what_p_points_to): Don't call set_used_smts here.
-       * tree-ssa-structalias.h (set_used_smts): Add prototype.
-
-2006-12-04  Daniel Berlin  <dberlin@dberlin.org>
-
-       * tree-ssa-alias.c (compute_may_aliases):
-       Compute flow sensitive before flow insensitive.
-       (compute_flow_sensitive_aliasing): Don't try to add
-       a symbol memory tag to itself.
-
-       * alias.h (alias_set_subset_of): New prototype.
-
-       * alias.c (alias_set_subset_of): New function.
-
-       * tree-ssa-structalias.c: Update comments.
-       (struct variable_info): Add finished_solution.
-       (new_varinfo): Set finished solution to NULL.
-       (var_escaped_vars): Remove.
-       (escaped_vars_tree): Remove.
-       (escaped_vars_id): Remove.
-       (nonlocal_vars_id): Remove.
-       (constraint_expr_type): Add INCLUDES.
-       (graph_size): Removed.
-       (dump_constraint): Support INCLUDES.
-       (build_constraint_graph): Ditto.
-       (collapse_nodes): Add merge_solutions argument.
-       Don't merge attributes.
-       (process_unification_queue): Just use collapse_nodes.
-       (perform_var_substitution): Update call to collapse_nodes.
-       (get_constraint_exp_from_ssa_var): Use INCLUDES.
-       (process_constraint): Fix non-field sensitive handling
-       Handle includes.
-       (get_constraint_for): Use INCLUDES.
-       (make_constraint_from_anything): Renamed from
-       make_constraint_from_escaped.
-       (make_constraint_to_escaped): Removed.
-       (find_global_initializers): Removed.
-       (create_variable_info_for): Do not make constraints to escaped
-       vars anymore.
-       (dump_solution_for_var): Don't print out the equivalent points-to
-       sets, just use the name of the variable it shares it with.
-       (intra_create_variable_infos): Use INCLUDES.
-       Change nonlocal variable sets to anything sets.
-       (init_base_vars): Remove escaped_vars and nonlocal_var
-       initialization.
-       (find_escape_constraints): Removed.
-       (delete_points_to_sets): Remove dead code.
-       (used_smt_calculated): New variable.
-       (set_used_smts): New function.
-       (merge_smts_into): New function.
-       (find_what_p_points_to): Modify to use SMTs.
-       (create_nonlocal_var): Remove.
-
-       * tree-ssa-operands.c (access_can_touch_variable): Remove
-       reference to nonlocal_all.
-
-       * tree-ssa.c (verify_name_tags): Remove.
-
-2006-12-04  Carlos O'Donell  <carlos@codesourcery.com>
-
-       * config/arm/unwind-arm.c: Adjust __cxa_type_match declaration.
-       (__gnu_unwind_pr_common): Pass is_reference to __cxa_type_match.
-
-2006-12-04  Andrew MacLeod  <amacleod@redhat.com>
-
-       * tree-outof-ssa.c (coalesce_ssa_name): Use calculate_live_ranges.
-       * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info): Update.
-       (add_livein_if_notdef): Delete.
-       (loe_visit_block): New.  Propogate live on entry info for a block into
-       each predecessor.  If it changes, make sure it is visited again.
-       (live_worklist): Visit every block and update the live on entry info
-       for preds.  Iterate over any that changed.
-       (set_var_live_on_entry): Populate the live on entry blocks with bits
-       based on the immediate uses of a var.
-       (calculate_live_on_entry): Remove.
-       (calculate_live_on_exit): Calculate live on exit based on the newly
-       oriented live on entry bits.
-       (calculate_live_ranges): Build live on entry and exit vectors.
-       (dump_live_info): Use new orientation of live on entry bitmaps.
-       (verify_live_on_entry): New.  Split out verification code from old
-       calculate_live_on_entry routine.
-       * tree-ssa-live.h (struct tree_live_info_d): Add Working stack.
-       (live_entry_blocks): Rename to live_on_entry and return bitmap for a
-       basic_block instead of for a partition.
-       (live_merge_and_clear): Add asserts.
-       (make_live_on_entry): Set partition bit in basic block vector.
-
-2006-12-04  Jakub Jelinek  <jakub@redhat.com>
-
-       PR libgomp/29947
-       * omp-low.c (expand_omp_for_static_nochunk,
-       expand_omp_for_static_chunk): Do all arithmetics in signed rather than
-       unsigned type.
-
-       PR middle-end/29965
-       * omp-low.c (determine_parallel_type): Don't try to optimize combined
-       parallels if region->exit or region->inner->exit is NULL.
-       (expand_omp_parallel): Handle NULL region->exit even if cfg is already
-       built.
-       (expand_omp_for_generic): Handle NULL region->cond and region->exit.
-       (expand_omp_for): Use expand_omp_for_generic if either region->cond
-       or region->exit is NULL.
-       (expand_omp_sections): Handle NULL region->cond or region->exit.
-       (expand_omp_synch):
-
-2006-12-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * config/sparc/sp64-elf.h (JUMP_TABLES_IN_TEXT_SECTION): Delete.
-       * config/sparc/sysv4.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
-
-2006-12-04  Eric Botcazou  <ebotcazou@adacore.com>
-
-       * tree.c (walk_type_fields): Do not handle TYPE_MIN_VALUE and
-       TYPE_MAX_VALUE for scalar types here but...
-       (walk_tree): ...there instead.  Return NULL_TREE if the TYPE_DECL
-       is attached an error mark, and the return value of the callback
-       if it is not NULL_TREE.
-
-2006-12-04  Ben Elliston  <bje@au.ibm.com>
-
-       * config/spu/spu.md (_mulv4si3): Remove unused local variables.
-
-2006-12-03  Eric Christopher  <echristo@apple.com>
-
-       PR target/24598
-       * config/t-slibgcc-darwin: Pass -install_name.
-       * config/darwin.h (LINK_COMMAND_SPEC): Remove use of
-       libtool. Only pass through options that the linker recognizes.
-       (LINK_SPEC): Update comment. Translate options.
-       (STARTFILE_SPEC): Add dylib1.o for shared libraries.
-       * config/darwin9.h (LINK_COMMAND_SPEC): Ditto above.
-
-2006-12-03  Dorit Nuzman  <dorit@il.ibm.com>
-
-       * config/spu/spu.md (smaxv4sf3, sminv4sf3): New.
-
-2006-12-03  Uros Bizjak  <ubizjak@gmail.com>
-
-       PR target/30041
-       * config/i386/sse.md ("*sse3_movddup"): Use operands[0] and
-       operands[1] in insn constraint.  Correct type attribute to sselog1.
-
-2006-12-02  H.J. Lu  <hongjiu.lu@intel.com>
-
-       PR target/30040
-       * config/i386/driver-i386.c: Include "coretypes.h" and "tm.h".
-       (bit_SSSE3): New.
-       (host_detect_local_cpu): Check -mtune= vs. -march=. Rewrite
-       processor detection.
-
-       * config/i386/i386.h (CC1_CPU_SPEC): Add -mtune=native for
-       -march=native if there is no -mtune=*.
-
-       * config/i386/x-i386 (driver-i386.o): Also depend on $(TM_H)
-       coretypes.h.
-
-2006-12-02  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * doc/install.texi: Update recommended MPFR version.  Remove
-       obsolete reference to cumulative patch.
-
-2006-12-02  Lee Millward  <lee.millward@codesourcery.com>
-
-       PR c/27953
-       * c-decl.c (store_parm_decls_oldstyle): Robustify.
-
-2006-11-30  Jan Hubicka  <jh@suse.cz>
-           Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386.c (pentium4_cost, nocona_cost): Update
-       32bit memcpy/memset decriptors.
-       (decide_alg): With -minline-all-stringops and sizes that are best
-       to be copied via libcall still work hard enough to pick non-libcall
-       strategy.
-
-2006-12-02  Kazu Hirata  <kazu@codesourcery.com>
-
-       * doc/extend.texi, doc/invoke.texi, doc/md.texi: Fix typos.
-
-       * builtins.c, cfgloop.h, cgraph.h, config/arm/arm.c,
-       config/i386/i386.c, config/i386/i386.h, config/mips/mips.h,
-       config/rs6000/cell.md, config/rs6000/rs6000.c, config/sh/sh.c,
-       config/sh/sh4-300.md, config/spu/spu-builtins.def,
-       config/spu/spu-c.c, config/spu/spu-modes.def,
-       config/spu/spu.c, config/spu/spu.md,
-       config/spu/spu_internals.h, config/spu/vmx2spu.h,
-       fold-const.c, fwprop.c, predict.c, tree-data-ref.h,
-       tree-flow.h, tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
-       tree-ssa-pre.c, tree-vect-analyze.c, tree-vect-transform.c,
-       tree-vectorizer.c, tree-vrp.c: Fix comment typos.  Follow
-       spelling conventions.
-
-       * config/i386/i386.c: Fix a comment typo.
-
-2006-12-01  Trevor Smigiel  <trevor_smigiel@playstation.sony.com>
-
-       * config/spu/spu.c (spu_immediate): Remove trailing comma.
-       (reloc_diagnostic): Call warning when -mwarn-reloc is specified.
-       * config/spu/spu.md: (zero_extendhisi2): Expand instead of split for
-       better optimization.
-       (floatv4siv4sf2): New.
-       (fix_truncv4sfv4si2): New.
-       (floatunsv4siv4sf2): New.
-       (fixuns_truncv4sfv4si2): New.
-       (addv16qi3): New.
-       (subv16qi3): New.
-       (negv16qi2): New.
-       (mulv8hi3): New.
-       (mulsi3): Remove.
-       (mul<mode>3): New.
-       (_mulv4si3): New.
-       (cmp<mode>): Don't accept constant arguments for DI, TI and SF.
-       * config/spu/spu_internals.h: Handle overloaded intrinsics in C++ with
-       spu_resolve_overloaded_builtin instead of static inline functions.
-
-2006-12-01  Eric Botcazou  <ebotcazou@adacore.com>
-
-       * fold-const.c (fold_binary) <LT_EXPR>: Use the precision of the
-       type instead of the size of its mode to compute the highest and
-       lowest possible values.  Still check the size of the mode before
-       flipping the signedness of the comparison.
-
-2006-12-01  Trevor Smigiel  <trevor_smigiel@playstation.sony.com>
-
-       * config/spu/predicates.md (spu_mov_operand): Add.
-       * config/spu/spu.c (spu_expand_extv): Remove unused code.
-       (print_operand_address, print_operand): Handle addresses containing AND.
-       (spu_split_load, spu_split_store): Use updated movti pattern.
-       * config/spu/spu.md: (_mov<mode>, _movdi, _movti): Handle loads and
-       stores in mov patterns for correct operation of reload.
-       (lq, lq_<mode>, stq, stq_<mode>): Remove.
-
-2006-12-01  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
-
-       PR c++/30021
-       * c-common.c (check_main_parameter_types): Check for error_mark_node.
-
-2006-12-01  Andrew MacLeod  <amacleod@redhat.com>
-
-       * common.opt (ftree-combine-temps): Remove.
-       * tree-outof-ssa.c (SSANORM_COMBINE_TEMPS): Remove.
-       (coalesce_ssa_name): Don't check for combine-temps.
-       (coalesce_vars): Remove.
-       (check_replaceable): Use num_imm_uses.
-       (remove_ssa_form, insert_backedge_copies, rewrite_out_of_ssa): Don't
-       check for combine-temps.
-       (rewrite_out_of_ssa): Never create a ref_count in the var_map.
-       * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Change parms
-       to register_ssa_partition calls.
-       * tree-ssa-live.c (register_ssa_partition): Remove prototype.
-       (init_var_map, delete_var_map): remove refernces to ref_count.
-       (create_ssa_var_map): Never calculate a ref count.
-       (type_var_init): Remove.
-       * tree-ssa-live.h (typedef struct _var_map): Remove ref_count.
-       (SSA_VAR_MAP_REF_COUNT): Delete.
-       (create_ssa_var_map): Change Prototype to have no parameters.
-       (version_ref_count): Delete.
-       (register_ssa_partition): Remove 'is_use' paramater and don't set the
-       ref_count vector.
-       (type_var_num, type_var, type_var_first_partition,
-       type_var_next_partition, type_var_dump, type_var_delete,
-       type_var_remove_partition, type_var_find, type_var_compact,
-       type_var_decompact): Remove.
-
-2006-12-01  Bernd Schmidt  <bernd.schmidt@analog.com>
-
-       * config/bfin/bfin.md (pushsi_insn, popsi_insn): Set correct addrtype
-       attribute.
-
-2006-12-01  Richard Guenther  <rguenther@suse.de>
-
-       PR c++/29433
-       * dwarf2out.c (struct pubname_struct): Make name const.
-       (add_pubtype): Do not xstrdup identifiers.
-
-2006-12-01  Bernd Schmidt  <bernd.schmidt@analog.com>
-
-       * config/bfin/bfin.c (bfin_valid_add): Fix the logic that ensures
-       multiword accesses are in range.
-
-2006-12-01  Zdenek Dvorak <dvorakz@suse.cz>
-
-       PR tree-optimization/29921
-       * tree-ssa-ccp.c (canonicalize_float_value): New function.
-       (set_lattice_value): Use canonicalize_float_value.
-
-2006-11-30  Andrew Pinski  <andrew_pinski@playstation.sony.com>
-
-       * config/spu/spu.c (spu_builtin_range): Move from spu-c.c
-       (TARGET_RESOLVE_OVERLOADED_BUILTIN): Delete.
-       (spu_cpu_cpp_builtins): Remove.
-       (spu_override_options): Don't set warn_main.
-       (spu_force_reg): Move from spu-c.c.
-       (spu_check_builtin_parm): Likewise.
-       (expand_builtin_args): Likewise.
-       (spu_expand_builtin_1): Likewise.
-       (spu_expand_builtin): Likewise.
-       * config/spu/spu.h (REGISTER_TARGET_PRAGMAS): Define, set
-       warn_main and targetm.resolve_overloaded_builtin.
-       * config/spu/spu-c.c (spu_builtin_range): Remove.
-       (spu_check_builtin_parm): Remove.
-       (expand_builtin_args): Remove.
-       (spu_expand_builtin_1): Remove.
-       (spu_expand_builtin): Remove.
-       (spu_cpu_cpp_builtins): Moved from spu.c
-       (spu_force_reg): Remove.
-
-2006-12-01  Joseph Myers  <joseph@codesourcery.com>
-           David Edelsohn  <edelsohn@gnu.org>
-
-       PR target/24036
-       * doc/tm.texi (HARD_REGNO_NREGS_HAS_PADDING,
-       HARD_REGNO_NREGS_WITH_PADDING): Document new target macros.
-       * defaults.h (HARD_REGNO_NREGS_HAS_PADDING,
-       HARD_REGNO_NREGS_WITH_PADDING): Define.
-       * config/i386/i386.h (HARD_REGNO_NREGS_HAS_PADDING,
-       HARD_REGNO_NREGS_WITH_PADDING): Define.
-       * rtlanal.c (subreg_regno_offset, subreg_offset_representable_p):
-       Use new macros to detect modes with holes; do not look at integer
-       units.
-       (subreg_offset_representable_p): Check for and disallow cases
-       where the modes use different numbers of bits from registers.
-       * config/rs6000/rs6000.c (rs6000_emit_move): Handle TFmode
-       constant for soft-float.
-       (rs6000_hard_regno_nregs): Use UNITS_PER_FP_WORD for e500 GPRs
-       containing doubles.
-       (rs6000_split_multireg_move): Use DFmode reg_mode for TFmode moves
-       in E500 double case.
-       * config/rs6000/rs6000.md (movtf): Allow soft-float.
-       (movtf_softfloat): New.
-
-2006-11-30  Richard Sandiford  <richard@codesourcery.com>
-
-       * simplify-rtx.c (simplify_rtx): Use simplify_subreg rather than
-       simplify_gen_subreg.
-
-2006-11-30  Andrew Macleod  <amacleod@redhat.com>
-
-       * tree-ssa-live.c (create_coalesce_list): Create a hash table.
-       (COALESCE_HASH_FN): New.  Define hash function.
-       (partition_pair_map_hash): New.  Hash value for a partition pair.
-       (partition_pair_map_eq): New.  Equality for hash pairs.
-       (create_coalesce_list): Create hash table.
-       (delete_coalesce_list): Free hash table.
-       (find_partition_pair): Find/create pairs in hash table.
-       (compare_pairs):  Sort pairs in ascending order now.
-       (num_coalesce_pairs): New.  Number of pairs in hash table.
-       (struct partition_pair_iterator): Iterator struct for pair table.
-       (first_partition_pair): Iterator function for first pair.
-       (end_partition_pair_p): Iterator function for end of iteration.
-       (next_partition_pair): Iterator function for next pair.
-       (FOR_EACH_PARTITION_PAIR): Macro for iterating over pairs.
-       (sort_coalesce_list): Sort pairs from hash table into an array.
-       (pop_best_coalesce): Take pairs from the array.
-       (dump_coalesce_list): Update to use hash table or sorted array.
-       * tree-ssa-live.h (struct partition_pair_d): Remove next field.
-       (struct coalesce_list_d): Add hash table related fields.
-
-2006-11-30  Jan Hubicka  <jh@suse.cz>
-
-       PR middle-end/30028
-       * builtins.c (fold_builtin_memory_op): Fix typo in the check for
-       memmove/bcopy->memcpy conversion.
-
-2006-11-30  Carlos O'Donell  <carlos@codesourcery.com>
-
-       * doc/tm.texi (MAX_OFILE_ALIGNMENT): Document default.
-       * config/elfos.h [!MAX_OFILE_ALIGNMENT] (MAX_OFILE_ALIGNMENT):
-       Default is the largest alignment supported for 32-bit ELF and
-       representable on a 32-bit host.
-
-2006-11-30  Janis Johnson  <janis187@us.ibm.com>
-
-       * config/dfp-bit.c (DFP_TO_INT): Use wider precision.
-
-2006-11-30  Jan Hubicka  <jh@suse.cz>
-
-       * tree-ssa-operands.h (struct ssa_operands): New.
-       * tree-flow-inline.h (gimple_ssa_operands): New function.
-       * tree-flow.h: (struct gimple_df): Add ssa_operands.
-       * Makefile.in: Remove gt-tree-ssa-operands.h
-       * tree-ssa-operands.c: Do not include gt-tree-ssa-operands.h
-       (free_defs, free_uses, free_vuses, free_maydefs, free_mustdefs,
-       operand_memory, operand_memory_index, ops_active): Remove statics.
-       (ALLOC_OPTYPE): Update.
-       (operand_build_sort_virtual): Update.
-       (ssa_operands_active): Update.
-       (init_ssa_operands): Update.
-       (fini_ssa_operands): Update.
-       (ssa_operand_alloc): Update.
-       (INITIALIZE_USE): Update.
-       (finalize_ssa_use_ops): Update.
-       (finalize_ssa_v_may_def_ops): Update.
-       (finalize_ssa_vuse_ops): Update.
-       (finalize_ssa_v_must_def_ops): Update.
-
-2006-11-30  Richard Guenther  <rguenther@suse.de>
-
-       * tree-vectorizer.h (vectorizable_function): Export.
-       * tree-vect-transform.c (vectorizable_function): Likewise.
-       * tree-vect-patterns.c (vect_recog_pow_pattern): Set
-       type_in to scalar type in recognition of squaring.
-       Make sure the target can vectorize sqrt in recognition
-       of sqrt, set type_in to vector type in this case.
-
-2006-11-30  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386.md (R10_REG): New constant.
-       * config/i386/i386.c (pro_epilogue_adjust_stack): Use R11_REG.
-       (ix86_emit_restore_regs_using_mov): Ditto.
-       (ix86_expand_call): Ditto.
-       (x86_output_mi_thunk): Ditto. Also use R10_REG.
-
-2006-11-30  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * cselib.c (cselib_init): Use special MEM rtx form for callmem.
-       * alias.c (canon_true_dependence): Update comment.
-
-2006-11-30  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * cgraphunit.c (cgraph_finalize_compilation_unit): Add a newline
-       at the end of a diagnostics message.
-
-       * alloc-pool.c (pool_free): Postpone clearing the pool entry
-       until after asserting that it was allocated in the right pool.
-
-       * cfgrtl.c (print_rtl_with_bb): Print predecessor and
-       successor edge information as well.  Make output of live regs
-       on exit consistent with live regs on entry.
-
-2006-11-30  Uros Bizjak  <ubizjak@gmail.com>
-
-       PR target/29852
-       * config/i386/i386.md (*truncxfsf2_mixed, *truncxfdf2_mixed): Enable
-       insn patterns for TARGET_80387.
-       (*truncxfsf2_i387, *truncxfdf2_i387): Remove.
-       (*truncxfsf2_i387_1): Rename to *truncxfsf2_i387.
-       (*truncxfdf2_i387_1): Rename to *truncxfdf2_i387.
-       (fmod<mode>3, remainder<mode>3): Enable expaders for SSE math.
-       Generate truncxf<mode>2 insn patterns for strict SSE math.
-
-2006-11-30  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386.md (movsf_1): Enable pattern for standard
-       80387 constants before reload when optimizing for size.
-       (*movdf_nointeger, *movdf_integer): Ditto.
-       (*movxf_nointeger, *movxf_integer): Disable patterns for standard
-       80387 constants before reload when not optimizing for size.
-
-       (*fop_xf_4_i387, *fop_xf_5_i387, *fop_xf_6_i387): Avoid float
-       extension of XFmode input operands.
-
-2006-11-29  Andrew Pinski  <andrew_pinski@playstation.sony.com>
-
-       * config/spu/crt0.c (__dso_handle): Define.
-
-2006-11-30  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       * emit-rtl.c (verify_rtl_sharing): Handle SEQUENCE specially
-       when clearing the used flags.
-
-2006-11-29  Andrew Pinski  <andrew_pinski@playstation.sony.com>
-
-       * config/spu/spu.md (extend_compare): Fix whitespace formatting.
-
-2006-11-29  Andrew Pinski  <andrew_pinski@playstation.sony.com>
-
-       PR target/29945
-       * config/spu/spu.md  (extend_compare<mode>): New pattern.
-       (extend_compare): Change to expand and use the above pattern.
-
-2006-11-29  Janis Johnson  <janis187@us.ibm.com>
-
-       * config/dfp-bit.c (DFP_TO_INT): Fix rounding mode.
-
-       * config/dfp-bit.h (CONTEXT_ROUND): Delete.
-       (DFP_INIT_ROUNDMODE): Define.
-       * config/dfp-bit.c: Replace CONTEXT_ROUND with DFP_INIT_ROUNDMODE.
-       * mklibgcc.in: Fix dependencies for dfp-bit.c.
-
-2006-11-29  Tehila Meyzels  <tehila@il.ibm.com>
-
-       * haifa-sched.c: Remove define LINE_NOTE(INSN).  Remove line_note_head.
-       Update documentation.
-       (associate_line_notes_with_blocks): Kill.
-       (extend_bb): Remove basic block argument, put void instead.
-       Remove line number handling for each bb.
-       (save_line_notes): Kill.
-       (restore_line_notes): Kill.
-       (sched_init): Remove line_note_head initialization.
-       Change extend_bb call.
-       (sched_finish): Remove free of line_note_head.
-       (add_block): Change extend_bb call.
-       * sched-ebb.c (schedule_ebb): Remove save_line_notes,
-       rm_line_notes and restore_line_notes calls.
-       (schedule_ebbs): Remove rm_redundant_line_notes.
-       * sched-int.h (struct haifa_insn_data): Remove line_note.
-       (save_line_notes): Remove declaration.
-       (restore_line_notes): Remove declaration.
-       * modulo-sched.c (loop_canon_p): Update debug info printing
-       by using insn locators instead of line note.
-       (sms_schedule): Update debug info printing, by using insn
-       locators instead of line note.
-       * sched-rgn.c (debug_dependencies): Remove handling of case
-       n>0 (line number), since it's a dead code.
-       (schedule_region): Remove save_line_notes and
-       restore_line_notes calls.
-
-2006-11-29  Joseph Myers  <joseph@codesourcery.com>
-
-       * config/rs6000/predicates.md (gpc_reg_operand): Check
-       invalid_e500_subreg.
-       * config/rs6000/rs6000.c (invalid_e500_subreg): Don't allow any
-       SImode subregs of SPE vectors.
-       * config/rs6000/rs6000.md (insv): Fail for invalid E500 subregs.
-       * jump.c (true_regnum): Require subregs to satisfy
-       subreg_offset_representable_p.
-
-2006-11-29  Daniel Berlin  <dberlin@dberlin.org>
-           Steven Bosscher <stevenb.gcc@gmail.com>
-
-       * Makefile.in (tree-ssanames.o): Remove gt-tree-ssanames.h,
-       since it no longer exists.
-
-2006-11-29  Duncan Sands  <baldrick@free.fr>
-
-       PR tree-optimization/23744
-       * tree-vrp.c (vrp_meet): do not require ranges to intersect.
-
-2006-11-29  Duncan Sands  <baldrick@free.fr>
-
-       PR tree-optimization/23744
-       * testsuite/gcc.dg/tree-ssa/pr23744.c: new test.
-
-2006-11-29  Duncan Sands  <baldrick@free.fr>
-
-       PR tree-optimization/23744
-       * testsuite/gcc.dg/tree-ssa/update-threading.c: xfail.
-
-2006-11-29  Jie Zhang  <jie.zhang@analog.com>
-
-       * doc/tm.texi (NO_PROFILE_COUNTERS): Document more accurately.
-
-2006-11-29  J"orn Rennecke  <joern.rennecke@st.com>
-
-       * sh.opt (minline-ic_invalidate): New option.
-       (musermode): Adjust comment.
-       * sh.c (sh_initialize_trampoline): Emit library call unless
-       is set; if it is set, don't emit library call if we can use icbi
-       instead.
-       * sh.md (ic_invalidate_line, ic_invalidate_line_sh4a): Also use
-       icbi for TARGET_SH4_300.
-       * t-sh (LIB1ASMFUNCS_CACHE): Set.
-       * doc/invoke.texi: Document -minline-ic_invalidate; Update
-       -musermode documentation.
-
-2006-11-29  Jim Tison  <jtison@us.ibm.com>
-
-       * gthr-tpf.h (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION,
-       __gthread_recursive_mutex_init): Define.
-
-2006-11-29  Joseph Myers  <joseph@codesourcery.com>
-
-       * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): If
-       STRICT_ALIGNMENT and the type is more aligned than the saved
-       registers, copy via a temporary.
-
-2006-11-28  Andrew Pinski  <pinskia@gmail.com>
-
-       PR tree-opt/29984
-       * tree-ssa-reassoc.c (eliminate_duplicate_pair): Handle MAX_EXPR
-       and MIN_EXRP.
-
-2006-11-28  Bob Wilson  <bob.wilson@acm.org>
-
-       * config/xtensa/lib1funcs.asm (__umulsidi3): Restore a12-a15 on exit.
-
-2006-11-28  Jan Hubicka  <jh@suse.cz>
-
-       Privatize SSA variables into gimple_df.
-       * tree-flow-inline.h
-       (gimple_in_ssa_p, gimple_aliases_computed_p, gimple_addressable_vars,
-       gimple_call_clobbered_vars, gimple_referenced_vars, gimple_global_var,
-       gimple_nonlocal_all): New accessors.
-       (first_referenced_var): Update.
-       (mark_stmt_modified): Update.
-       (is_call_clobbered): Update.
-       (mark_call_clobbered): Update.
-       (clear_call_clobbered): Update.
-       (mark_non_addressable): Update.
-       * tree-vrp.c (get_value_range): Update.
-       * tree-into-ssa.c (in_ssa_p): Kill.
-       (get_default_def_for): Update.
-       (rewrite_into_ssa): Update.
-       * tree-complex.c (init_parameter_lattice_values): Update.
-       (update_complex_assignment): Update.
-       (update_parameter_components): Update.
-       (expand_complex_libcall): Update.
-       (expand_complex_operations_1): Update.
-       * tree-tailcall.c (arg_needs_copy_p): Update.
-       (add_virtual_phis): Update.
-       (tree_optimize_tail_calls_1): Update.
-       * tree-ssa-dse.c (memory_ssa_name_same): Update.
-       * tree-ssa-copyrename.c
-       (copy_rename_partition_coalesce): Update.
-       * tree-ssa-math-opts.c (execute_cse_reciprocals): Update.
-       * tree-ssa-propagate.c (set_rhs): Update.
-       * tree-ssa-alias.c (aliases_computed_p, call_clobbered_vars,
-       addressable_vars, global_var):Kill.
-       (set_initial_properties): Update.
-       (init_alias_info): Update.
-       (finalize_ref_all_pointers): Update.
-       (setup_pointers_and_addressables): Update.
-       (maybe_create_global_var): Update.
-       (create_global_var): Update.
-       (dump_points_to_info): Update.
-       * function.h (struct gimple_df): Forward declare.
-       (struct function): Add GIMPLE_DF field.
-       * gimplify.c (force_gimple_operand): Update.
-       * tree-dfa.c (referenced_vars, default_defs): KIll.
-       (make_rename_temp): Update.
-       (dump_variable): Update.
-       (referenced_var_lookup): Update.
-       (referenced_var_check_and_insert): Update.
-       (default_def): Rename to ...
-       (gimple_default_def): ... this one; accept cfun argument.
-       (set_default_def): Update.
-       * tree-cfgcleanup.c (modified_noreturn_calls): Kill.
-       (cleanup_control_flow): Update.
-       * tree-ssa-pre.c (compute_avail): Update
-       * tree-ssa-live.c (calculate_live_on_entry): Update.
-       * tree-ssa.c (verify_use): Update.
-       (verify_call_clobbering): Update.
-       (verify_call_clobbering): Update.
-       (init_tree_ssa): Update.
-       (delete_tree_ssa): Update.
-       * tree-outof-ssa.c (coalesce_ssa_name): Update.
-       (rewrite_out_of_ssa): Update.
-       * tree-flow.h (gimple_df): New structure collecting dataflow variables.
-       (FREE_SSANAMES, SSANAMES, MODIFIED_NORETURN_CALLS, DEFAULT_DEFS): New
-       private accessors.
-       (in_ssa_p, modified_noreturn_calls, referenced_vars, default_defs,
-       ssa_names, global_var, nonlocal_all, call_clobbered_vars,
-       addressable_vars, aliases_computed_p): Kill.
-       (default_def): Rename to...
-       (gimple_default_def): ... this one.
-       (defaule_def_fn): Kill.
-       (num_referenced_vars, ssa_names, num_ssa_names): Update.
-       * tree-ssa-structalias.c (nonlocal_all): Kill.
-       (get_constraint_exp_from_ssa_var): Update.
-       (create_nonlocal_var): Update.
-       (get_constraint_for): Update.
-       (update_alias_info): Update.
-       (find_global_initializers): Update.
-       (intra_create_variable_infos): Update.
-       (intra_create_variable_infos):
-       (find_what_p_points_to): Update.
-       (init_alias_heapvars): Update.
-       * tree-cfg.c (remove_bb): Update.
-       (gimplify_val): Update.
-       * tree-ssa-reassoc.c (get_rank): Update.
-       (init_reassoc): Update.
-       * tree-ssanames.c: Do not include gt-tree-ssanames.h
-       (ssa_names, free_ssanames): Kill.
-       (init_ssanames): Update.
-       (make_ssa_name): Update.
-       (release_ssa_name): Update.
-       (release_defs): Update.
-       (replace_ssa_name_symbol): Update.
-       * tree-ssa-operands.c (access_can_touch_variable): Update.
-       (add_virtual_operand): Update.
-       (add_call_clobber_ops): Update.
-       (add_call_read_ops): Update.
-       (get_call_expr_operands): Update.
-       (get_asm_expr_operands): Update.
-
-2006-11-28  Jan Hubicka  <jh@suse.cz>
-
-       * builtins.c: Include tree-flow.h.
-       (fold_builtin_memory_op): Be more aggressive on converting memcpy to
-       assignment; convert memmove to memcpy for sizes greater than 1 where
-       alignment of operands prohibit the partial overlap.
-
-2006-11-28  Jan Hubicka  <jh@suse.cz>
-
-       * invoke.texi (large-stack-frame, large-stack-frame-growth): New params.
-       * cgraph.c (dump_cgraph_node): Dump stack usage.
-       * cgraph.h (cgraph_local_info): Add estimated_self_stack_size.
-       (cgraph_global_info): Add estimated_stack_size and stack_frame_offset.
-       * cgraphunit.c (cgraph_analyze_function): Analyze stack sizes.
-       * ipa-inline.c (cgraph_clone_inlined_nodes): Propagate stack usage.
-       (cgraph_check_inline_limits): Limit stack growth.
-       * cfgexpand.c: Include tree-inline.h.
-       (account_stack_vars): New function.
-       (expand_one_var): New param to just account the stack; return estimated
-       size.
-       (expand_used_vars_for_block): Update call of expand_one_var.
-       (account_used_vars_for_block): New function.
-       (estimated_stack_frame_size): Likewise.
-       (init_vars_expansion, fini_vars_expansion): Break out from..
-       (expand_used_vars): ... here.
-       * tree-inline.h (estimated_stack_frame_size): Declare.
-       * params.def (PARAM_LARGE_STACK_FRAME, PARAM_STACK_FRAME_GROWTH): New.
-
-2006-11-28  Richard Guenther  <rguenther@suse.de>
-
-       * ggc-page.c (ggc_print_statistics): Use %ul and a cast to
-       unsigned long for printing OBJECT_SIZE.
-
-2006-11-27  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * alias.c (init_alias_analysis): Remove simplification loop
-       after propagating pointers.
-
-2006-11-27  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386.c (x86_ext_80387_constants): Add m_K8, m_CORE2
-       and m_GENERIC64.
-
-2006-11-27  Bob Wilson  <bob.wilson@acm.org>
-
-       * config/xtensa/xtensa.h (XCHAL_HAVE_MUL32_HIGH): Provide default.
-
-2006-11-27  Roger Sayle  <roger@eyesopen.com>
-           Manuel Lopez-Ibanez <manu@gcc.gnu.org>
-
-       * c-common.c (constant_fits_type_p): Delete.
-       (unsigned_conversion_warning): Delete.
-       (conversion_warning): Integrate Wconversion warning from
-       unsigned_conversion_warning.
-       (convert_and_check): Integrate Woverflow warning from
-       unsigned_conversion_warning.  Reorganize and simplify to avoid
-       dependence upon the middle-end setting TREE_OVERFLOW on integral
-       conversions, by using int_fits_type_p directly.
-
-2006-11-27  Tobias Burnus  <burnus@net-b.de>
-
-       * doc/invoke.texi: Fixed typo.
-
-2006-11-27  Michael Matz  <matz@suse.de>
-           Andreas Krebbel  <krebbel1@de.ibm.com>
-
-       PR target/29319
-       * config/s390/predicates.md (larl_operand): Check addend of larl
-       operand to be in range of -/+2GB.
-       * config/s390/s390.c (legitimize_pic_address): Likewise.
-       Changed type of variable even to HOST_WIDE_INT.
-
-2006-11-27  Jan Hubicka  <jh@suse.cz>
-
-       * expr.c (emit_block_move_via_libcall): Export.
-       (clear_storage_via_libcall): Rename to ...
-       (set_storage_via_libcall): ... this one; handle arbitrary value to set.
-       (clear_storage): Update to set_storage_via_libcall.
-       * expr.h (emit_block_move_via_libcall): Declare
-       * config/i386/i386.h (stringop_alg): New enum.
-       (MAX_STRINGOP_ALGS): New constant.
-       (stringop_algs): New struct.
-       (processor_costs): Add memcpy/memset descriptors.
-       (TARGET_REP_MOVEL_OPTIMAL): Remove.
-       * config/i386/i386.md (movsi_insv_1_rex64): New pattern.
-       (strmovsi, strmovdi, strsetsi, strsetdi): Update; accept all operands
-       for memset.
-       * config/i386/i386.opt (minline-stringops-dynamically,
-       mstringop-strategy): New
-       parameters.
-       * config/i386/i386-prostos.h (ix86_expand_movmem): Update prototype.
-       (ix86_expand-clrmem): Rename to ...
-       (ix86_expand_setmem): ... this one; update prototype.
-       * config/i386/i386.c (DUMMY_STRINGOP_ALGS): New constant.
-       (size_cost, i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
-       geode_cost, k6_cost, athlon_cost, k8_cost, pentium4_cost,
-       nocona_cost, core2_cost, generic_cost, generic64_cost,
-       generic32_cost): Add memcpy/memset descriptors.
-       (x86_rep_movl_optimal): Remove.
-       (stringop_alg): New static variable.
-       (ix86_expand_aligntest): Handle predictions.
-       (override_options): Add strgop_alg handling.
-       (predict_jump): New function.
-       (scale_counter): New function.
-       (expand_set_or_movmem_via_loop): New function.
-       (expand_movmem_via_rep_mov): New function.
-       (expand_setmem_via_rep_stots): New function.
-       (emit_strmov): New function.
-       (expand_movmem_epilogue): New function.
-       (expand_setmem_epilogue_via_loop): New function.
-       (expand_setmem_epilogue): New function.
-       (expand_movmem_prologue): New function.
-       (expand_setmem_prologue): New function.
-       (decide_alg): New function.
-       (decide_alignment): New function.
-       (ix86_exand_movmem): Rewrite.
-       (promote_duplicated_reg): New function.
-       (ix86_expand_clrmem): Rename to ...
-       (ix86_expand_setmem): ... this one. Rewrite.
-
-       * invoke.texi (minline-stringops-dynamically): New command line option.
-       (mstringop-strategy): Likewise.
-
-2006-11-27  Jan Hubicka  <jh@suse.cz>
-
-       * cfgexpand.c (construct_exit_block): Don't disturb end of last BB.
-       * rtl.texi (NOTE_INSN_FUNCTION_END): Remove.
-       * final.c (final_scan_insn): Don't scan NOTE_INSN_FUNCTION_END.
-       * insn-notes.def (FUNCTION_END): Remove.
-       * jump.c (delete_related_insns): Don't worry about FUNCTION_END.
-       (redicect_jump_2): Don't accept -1 parameter to remove FUNCTION_END
-       note.
-       * ifcvt.c (dead_or_predictable): Update call of redirect_jump_2.
-       * function.c (expand_function_end): Don't emit NOTE_INSN_FUNCTION_END
-       * cfglayout.c (duplicate_insn_chain): Don't worry about
-       NOTE_FUNCTION_END.
-
-2006-11-27  Richard Guenther  <rguenther@suse.de>
-           Zdenek Dvorak <dvorakz@suse.cz>
-
-       * target.h (struct gcc_target): Add builtin_vectorized_function
-       target hook.
-       * target-def.h (TARGET_VECTORIZE): Likewise.
-       * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
-       Document new target hook.
-       * targhooks.h (default_builtin_vectorized_function): Declare.
-       * targhooks.c (default_builtin_vectorized_function): Define.
-       * tree-vectorizer.h (stmt_vec_info_type): Add call_vec_info_type.
-       (vectorizable_call): Declare.
-       * tree-vect-analyze.c (vect_analyze_operations): Call
-       vectorizable_call.
-       * tree-vect-transform.c (vectorizable_function): New static function.
-       (build_vectorized_function_call): Likewise.
-       (vectorizable_call): New function.
-       (vect_transform_stmt): Handle vectorizable calls.
-
-2006-11-27  Richard Guenther  <rguenther@suse.de>
-
-       PR middle-end/25620
-       * builtins.c (expand_builtin_pow): Optimize non integer valued
-       constant exponents using sqrt or cbrt if possible.  Always fall back
-       to expanding via optabs.
-
-2006-11-27  Ira Rosen  <irar@il.ibm.com>
-
-       PR tree-optimization/22372
-       * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Convert
-       the type of the base address.
-       (vect_create_data_ref_ptr): Add an argument, type of the data-ref. Use
-       it in the data-ref pointer creation.
-       (vect_init_vector): Add an argument, type of the init vector. Use it in
-       the stmt creation.
-       (vect_get_vec_def_for_operand): Fix calls to vect_init_vector.
-       (get_initial_def_for_reduction): Likewise.
-       (vect_create_epilog_for_reduction): Change type of MODIFY_EXPR to
-       void_type_node.
-       (vectorizable_assignment, vect_permute_store_chain): Likewise.
-       (vectorizable_store): Fix call to vect_create_data_ref_ptr. Use the
-       correct type in stmt creation.
-       (vect_setup_realignment): Use the correct type in stmt creation.
-       (vect_permute_load_chain): Change type of MODIFY_EXPR to
-       void_type_node.
-       (vectorizable_load): Fix calls to vect_create_data_ref_ptr. Change type
-       of MODIFY_EXPR to void_type_node.
-       (vectorizable_condition): Change type of MODIFY_EXPR to
-       void_type_node.
-       (vect_update_ivs_after_vectorizer): Use the correct type in stmt
-       creation.
-
-2006-11-27  Uros Bizjak  <ubizjak@gmail.com>
-
-       Revert:
-       2006-05-08  Uros Bizjak  <uros@kss-loka.si>
-       * config/i386/i386.c (ix86_rtx_costs) [FLOAT_EXTEND]: For
-       standard 80387 constants, raise the cost to prevent
-       compress_float_constant() to generate load from memory.
-
-       * config/i386/i386.md: Add new splitter pattern to split
-       float_extended load of constant from constant pool into
-       pure constant load.
-
-2006-11-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * doc/install.texi: Move GMP/MPFR configure options from Fortran
-       section to general section.  Remove documentation for
-       --with-mpfr-dir and --with-gmp-dir, add documentation for
-       --with-mpfr-include, --with-mpfr-lib, --with-gmp-include and
-       --with-gmp-lib.
-
-       * builtins.c (fold_builtin_fmin_fmax): Handle NaN arguments.
-
-2006-11-26  Razya Ladklesky  <razya@il.ibm.com>
-
-       * testsuite/gcc.dg/ipa/ipa-6.c: New.
-
-2006-11-26  Razya Ladklesky  <razya@il.ibm.com>
-
-       PR tree-optimization/29122
-       * tree-inline.c (tree_function_versioning): Update DECL_ASSEMBLER_NAME
-       for the new version.  Assign NULL to DECL_RTL of the new version.
-
-2006-11-25  Uros Bizjak  <ubizjak@gmail.com>
-
-       * reg-stack.c (get_true_reg): Fix UNSPEC_TRUNC_NOOP handling.
-
-2006-11-25  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * cse.c (cse_altered): Remove.
-       (record_jump_equiv): Make true/false argument a bool instead
-       of an int.
-       (cse_insn): Don't set cse_altered.  Use delete_insn_and_edges
-       where appropriate.  Emit a new jump before the existing one
-       instead of after so that delete_insn_and_edges removes the
-       dead edges properly.  Check any_condjump_p before calling
-       record_jump_equiv.
-       (cse_basic_block): Check any_condjump_p before calling
-       record_jump_equiv.
-       (cse_main): Don't set/check cse_altered.  Remove USE_C_ALLOCA.
-
-2006-11-25  Brooks Moses  <brooks.moses@codesourcery.com>
-
-       * c.opt: Remove -ffixed-form, -ffixed-line-length-none, and
-       -ffixed-line-length-* options.
-
-2006-11-25  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386.md (fpremxf4): Rename to fpremxf4_i387.
-       (fprem1xf4): Rename to fprem1xf4_i387.
-
-       (fmodsf3, fmoddf3): Macroize patterns using X87MODEF12 mode macro.
-       Rename patterns to fmod<mode>3.  Use general_operand operand
-       constraint for operands 1 and 2.  Use SSE_FLOAT_MODE_P to disable
-       patterns for SSE math.
-       (remaindersf3, remainderdf3): Ditto.
-
-2006-11-25  Joseph Myers  <joseph@codesourcery.com>
-
-       * function.c (instantiate_virtual_regs_in_insn): Call force_reg
-       inside start_sequence / end_sequence pair.
-
-2006-11-25  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * jump.c (mark_all_labels): Work in cfglayout mode.
-       * cfgcleanup.c (cleanup_cfg): Do not call delete_dead_jumptables
-       when in cfglayout mode, because there are no dead jumptables
-       visible.
-       * cfgrtl.c (commit_one_edge_insertion): Don't set bb->aux when
-       in cfglayout mode.
-       (commit_edge_insertions): Do not allow insertion of instructions
-       with control flow insns when in cfglayout mode.
-
-2006-11-25  Zdenek Dvorak <dvorakz@suse.cz>
-
-       * tree-vrp.c (execute_vrp): Do not pass loops structure through
-       arguments.
-       * loop-unswitch.c (unswitch_loops, unswitch_single_loop,
-       unswitch_loop): Ditto.
-       * tree-loop-linear.c (linear_transform_loops): Ditto.
-       * tree-ssa-loop-im.c (determine_lsm, tree_ssa_lim_initialize,
-       tree_ssa_lim): Ditto.
-       * tree-ssa-loop-niter.c (estimate_numbers_of_iterations,
-       free_numbers_of_iterations_estimates): Ditto.
-       * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops,
-       tree_unswitch_single_loop, tree_unswitch_loop): Ditto.
-       * cfgloopmanip.c (fix_bb_placement, fix_bb_placements,
-       remove_path, add_loop, loopify, unloop, fix_loop_placements,
-       place_new_loop, duplicate_loop, duplicate_subloops,
-       update_single_exit_for_duplicated_loops, copy_loops_to,
-       duplicate_loop_to_header_edge, create_preheaders,
-       force_single_succ_latches, loop_version, fix_loop_structure):
-       Ditto.
-       * tree-ssa-loop-manip.c (tree_duplicate_loop_to_header_edge,
-       tree_unroll_loop): Ditto.
-       * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
-       * tree-scalar-evolution.c (select_loops_exit_conditions,
-       scev_initialize, scev_analysis): Ditto.
-       * tree-scalar-evolution.h (scev_initialize): Ditto.
-       * cfghooks.c (cfg_hook_duplicate_loop_to_header_edge): Ditto.
-       * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
-       * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Ditto.
-       * modulo-sched.c (sms_schedule): Ditto.
-       * tree-ssa-dom.c (tree_ssa_dominator_optimize): Ditto.
-       * loop-init.c (loop_optimizer_init, rtl_move_loop_invariants,
-       rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): Ditto.
-       * ifcvt.c (if_convert): Ditto.
-       * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely,
-       canonicalize_loop_induction_variables,
-       canonicalize_induction_variables,
-       tree_unroll_loops_completely, remove_empty_loops): Ditto.
-       * tree-ssa-loop.c (tree_ssa_loop_init, tree_ssa_loop_im,
-       tree_ssa_loop_unswitch, tree_vectorize, tree_linear_transform,
-       tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
-       tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts,
-       tree_ssa_loop_done): Ditto.
-       * predict.c (predict_loops, tree_estimate_probability, estimate_loops,
-       estimate_bb_frequencies): Ditto.
-       * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
-       slpeel_tree_peel_loop_to_edge, vectorize_loops): Ditto.
-       * loop-unroll.c (unroll_and_peel_loops, peel_loops_completely,
-       decide_unrolling_and_peeling, peel_loop_completely,
-       unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
-       peel_loop_simple, unroll_loop_stupid): Ditto.
-       * loop-doloop.c (doloop_optimize_loops): Ditto.
-       * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Ditto.
-       * loop-invariant.c (move_loop_invariants): Ditto.
-       * tree-ssa-dce.c (tree_ssa_dce_loop): Ditto.
-       * tree-ssa-loop-prefetch.c (loop_prefetch_arrays,
-       tree_ssa_prefetch_arrays): Ditto.
-       * lambda-code.c (gcc_loopnest_to_lambda_loopnest, perfect_nestify):
-       Ditto.
-       * tree-vect-transform.c (vect_do_peeling_for_loop_bound,
-       vect_do_peeling_for_alignment, vect_transform_loop): Ditto.
-       * cfgloop.c (flow_loops_cfg_dump, flow_loops_dump,
-       mark_single_exit_loops, cancel_loop, cancel_loop_tree,
-       verify_loop_structure): Ditto.
-       * tree-flow.h (vectorize_loops, tree_ssa_lim, tree_ssa_unswitch_loops,
-       canonicalize_induction_variables, tree_unroll_loops_completely,
-       tree_ssa_prefetch_arrays, remove_empty_loops, tree_ssa_iv_optimize,
-       estimate_numbers_of_iterations, free_numbers_of_iterations_estimates,
-       tree_duplicate_loop_to_header_edge, tree_ssa_loop_version,
-       tree_unroll_loop, linear_transform_loops): Declaration changed.
-       * basic-block.h: Remove declaration of struct loops.
-       * cfghooks.h (struct cfg_hooks): Change type of
-       cfg_hook_duplicate_loop_to_header_edge.
-       (cfg_hook_duplicate_loop_to_header_edge): Declaration changed.
-       * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge,
-       vect_transform_loop): Declaration changed.
-       * lambda.h (gcc_loopnest_to_lambda_loopnest): Declaration changed.
-       * cfgloop.h (flow_loops_dump, fix_loop_structure,
-       mark_irreducible_loops, mark_single_exit_loops, mark_loop_exit_edges,
-       cancel_loop_tree, create_preheaders, force_single_succ_latches,
-       verify_loop_structure, duplicate_loop, duplicate_loop_to_header_edge,
-       loopify, loop_version, remove_path, unswitch_loops,
-       unroll_and_peel_loops, doloop_optimize_loops, move_loop_invariants):
-       Declaration changed.
-
-2006-11-24  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386.md (UNSPEC_TRUNC_NOOP): New unspec definition.
-       (X87MODEF): New mode macro.
-       (ssemodefsuffix): New mode attribute.
-       (truncxf<mode>2_i387_noop_unspec): New insn pattern.
-       (sqrt_extend<mode>xf2_i387): New insn pattern.
-       (sqrt<mode>2): For non-SSE sqrt, emit sqrt_extend<mode>xf2_i387
-       insn and truncate result back to original mode using
-       UNSPEC_TRUNC_NOOP truncation.
-       (*sqrt<mode>2_sse): Implement using SSEMODEF mode macro and
-       ssemodefsuffix mode attribute.
-       (*sqrtsf2_mixed, *sqrtsf2_i387, *sqrtdf2_mixed, *sqrtdf2_i387)
-       (*sqrtextendsfdf2_i387, *sqrtextendsfxf2_i387)
-       (*sqrtextenddfxf2_i387): Remove insn patterns.
-
-       (fmodsf3, fmoddf3, remaindersf3, remainderdf3): Use noop
-       truncation patterns.
-
-       * reg-stack.c (get_true_reg): Handle UNSPEC_TRUNC_NOOP.
-
-2006-11-24  Jakub Jelinek  <jakub@redhat.com>
-
-       PR c/29955
-       * c-tree.h (c_maybe_initialize_eh): New prototype.
-       * c-decl.c (finish_decl): Move EH initialization...
-       (c_maybe_initialize_eh): ... here.  New function.
-       * c-parser.c (c_parser_omp_construct): Call c_maybe_initialize_eh
-       if not #pragma omp atomic.
-
-       PR c/29736
-       * c-common.c (handle_vector_size_attribute): Disallow VECTOR_TYPE
-       or UNION_TYPE inner types.
-
-2006-11-24  Andrew Pinski  <andrew_pinski@playstation.sony.com>
-
-       PR tree-opt/29964
-       * ipa-pure-const.c (check_tree): If the original tree
-       is volatile return early and say the function is not pure
-       nor const.  Remove the volatile check for writes.
-       (analyze_function): Print out the result of the local
-       analysis pass.
-
-2006-11-24  Joseph Myers  <joseph@codesourcery.com>
-
-       * config/rs6000/eabispe.h (TARGET_DEFAULT): Include
-       MASK_STRICT_ALIGN.
-       * config/rs6000/linuxspe.h (TARGET_DEFAULT): Likewise.
-       * config/rs6000/rs6000.c (rs6000_override_options): Use
-       MASK_STRICT_ALIGN for 8540 and 8548.  Add MASK_STRICT_ALIGN to
-       POWERPC_MASKS.
-
-2006-11-24  Andreas Krebbel  <krebbel1@de.ibm.com>
-
-       * config/s390.c (s390_emit_compare_and_swap): New function.
-       (s390_expand_cs_hqi, s390_expand_atomic): Call
-       s390_emit_compare_and_swap.
-
-2006-11-23  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       * pa.c (return_addr_rtx): Change 0xe0400002 to -532676606.
-
-2006-11-24  Manuel Lopez-Ibanez <manu@gcc.gnu.org>
-
-       PR c/2707
-       PR c++/26167
-       * c-common.c (conversion_warning): New.
-       (convert_and_check): Call conversion_warning unless there is an
-       overflow warning.
-       * doc/invoke.texi (-Wconversion): Update description.
-
-2006-11-23  Daniel Berlin  <dberlin@dberlin.org>
-
-       * tree-ssa-alias.c (tree_pointer_compare): New function.
-       (compact_name_tags): New function.
-       (group_aliases): Call compact_name_tags.
-
-2006-11-23  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
-
-       * real.h (real_isinteger): Declare.
-       * real.c (real_isinteger): Define.
-       * builtins.c (integer_valued_real_p): Use it.
-
-2006-11-23  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
-
-       PR c/9072
-       * c.opt (Wtraditional-conversion): New.
-       (Wconversion): Update description.
-       * c-typeck.c (convert_arguments): Warnings for prototypes causing
-       type conversions different from what would happen in the absence
-       of prototype are now handled by Wtraditional-conversion.
-       * doc/invoke.texi (Wtraditional-conversion): New.
-       (Wconversion): Update description.
-       * doc/trouble.texi (Wconversion): Replace Wconversion by
-       Wtraditional-conversion.
-
-2006-11-23  Andrew Pinski  <pinskia@gmail.com>
-
-       * predict.c (tree_estimate_probability): Check to make
-       sure current_loops is non null before calling flow_loops_dump.
-
-2006-11-23  Bernd Schmidt  <bernd.schmidt@analog.com>
-
-       * var-tracking.c (emit_note_insn_var_location): Revert previous patch.
-
-2006-11-23  David Ung  <davidu@mips.com>
-
-       * config/mips/mips.h (ISA_HAS_FP4): Add MIPS32R2 + 64bit fpu
-       combination.
-       (ISA_HAS_MXHC1): True if ISA supports mfhc1 and mthc1 opcodes.
-       (ASM_SPEC): Pass along -mfp32 and -mfp64.
-       * config/mips/mips.c (mips_split_64bit_move): Use gen_mthc1 to set
-       high part of FP register when in 64-bit FP register mode.  Similarly
-       use gen_mfhc1 to load high part of FP register.
-       (override_options): Allow -mgp32 and -mfp64 combination if
-       ISA_HAS_MXHC1 (currently for O32 only).
-       (mips_cannot_change_mode_class): If floating-point registers are
-       bigger than word size. disallow conversion of float register from a
-       large integer mode to a float mode smaller than the float register
-       size.
-       (mips_class_max_nregs): Handle float registers case seperately.
-       * config/mips/mips.md (define_constants): Add UNSPEC_MFHC1,
-       UNSPEC_MTHC1.
-       (movdi_32bit): Use !TARGET_FLOAT64 in condition pattern.
-       (movdf_hardfloat_32bit): Similarly.
-       (movdi_gp32_fp64): New DImode pattern for MIPS32R2 which optionally
-       support a full 64-bit fpu.
-       (mthc1): New pattern to generate MTHC1 instruction.
-       (mfhc1): New pattern to generate MFHC1 instruction.
-       * doc/invoke.texi (MIPS Options): Document the -mgp32 -mfp64
-       option for the MIPS32R2 and mention its use under O32 ABI.
-
-2006-11-23  Bernd Schmidt  <bernd.schmidt@analog.com>
-
-       * var-tracking.c (emit_note_insn_var_location): Take care not to
-       cause verify_flow_info failures.
-
-2006-11-22  Daniel Berlin  <dberlin@dberlin.org>
-
-       * tree-ssa-structalias.c: Remove edge weights in favor of just
-       processing them as complex constraints.
-       (struct constraint_graph): Remove weighted succs and preds. Rename
-       nonweighted succs and preds.
-       (constraint_edge): Removed.
-       (constraint_edge_t): Ditto.
-       (constraint_edge_pool): Ditto.
-       (new_constraint_edge): Ditto.
-       (constraint_edge_equal): Ditto.
-       (constraint_edge_less): Ditto.
-       (constraint_edge_vec_find): Ditto.
-       (erase_self_graph_edge): Ditto.
-       (add_graph_edge): Removed.
-       (get_graph_weights): Ditto.
-       (allocate_graph_weights): Ditto.
-       (valid_weighted_graph_edge): Ditto
-       (bitmap_other_than_zero_bit_set): Ditto.
-       (int_add_graph_edge): Renamed to add_graph_edge.
-       (clear_edges_for_node): Remove support for weighted edges.
-       (merge_graph_nodes): Ditto.
-       (valid_graph_edge): Ditto.
-       (build_constraint_graph): Ditto.
-       (scc_visit): Ditto.
-       (collapse_nodes): Ditto.
-       (process_unification_queue): Ditto.
-       (topo_visit): Ditto.
-       (do_ds_constraint): Ditto.
-       (perform_var_subsitution): Ditto.
-       (solve_graph): Ditto.
-       (init_alias_vars): Ditto.
-       (delete_points_to_sets): Ditto.
-       (do_complex_constraint): Support offsetted copies here.
-
-2006-11-23  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/spu/spu_intrinsics.h (SPU_RdEventStatMask): Rename to
-       SPU_RdEventMask.
-       * config/spu/spu_mfcio.h (spu_read_event_mask): Update.
-
-       * config/spu/spu_mfcio.h (struct mfc_list_element): Change width
-       of size bitfield.
-
-2006-11-23  Ben Elliston  <bje@au.ibm.com>
-
-       * config/spu/spu-elf.h (LIB_SPEC): Do not link with -lc_p.
-
-2006-11-23  Zdenek Dvorak <dvorakz@suse.cz>
-
-       PR tree-optimization/29921
-       * fold-const.c (operand_equal_p): Without HONOR_SIGNED_ZEROS, consider
-       signed and unsigned zero equal.
-
-2006-11-22  Peter Bergner  <bergner@vnet.ibm.com>
-
-       * config/rs6000/rs6000.c (get_store_dest): New.
-       (adjacent_mem_locations): Use get_store_dest() to get
-       the rtl of the store destination.
-
-2006-11-22  Joseph Myers  <joseph@codesourcery.com>
-
-       * config/rs6000/spe.md (SPE64): New mode macro.
-       (mov_sidf_e500_subreg0): Change to mov_si<mode>_e500_subreg0.  Add
-       memory load.
-       (mov_si<mode>_e500_subreg0_2): New.
-       (mov_sidf_e500_subreg4): Change to mov_si<mode>_e500_subreg4.  Add
-       memory load.
-       (mov_si<mode>_e500_subreg4_2): New.
-       * config/rs6000/predicates.md (input_operand): Do not allow
-       invalid E500 subregs.
-       (rs6000_nonimmediate_operand): Check for invalid E500 subregs also
-       if TARGET_SPE.
-       * config/rs6000/rs6000.c (invalid_e500_subreg): Check for subregs
-       involving DFmode if TARGET_E500_DOUBLE.  Check for subregs
-       involving vector modes if TARGET_SPE.
-
-2006-11-22  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       Revert
-       2006-11-12  Kaz Kojima  <kkojima@gcc.gnu.org>
-       * reorg.c (emit_delay_sequence): Copy the delay slot insn.
-
-2006-11-22  Bernd Schmidt  <bernd.schmidt@analog.com>
-
-       * config/bfin/predicates.md (d_register_operand, mem_p_address_operand,
-       mem_i_address_operand): New predicates.
-       * config/bfin/bfin.c (bfin_issue_rate): New function.
-       (TARGET_SCHED_ISSUE_RATE): New macro.
-       * config/bfin/bfin.md (addrtype): New attribute.
-       (slot0, slot1, slot2, store, pregs): New cpu_units.
-       (core): Now a define_reservation.
-       (alu): Remove some insn types from this reservation.
-       (dsp32, load32, loadp, loadi, store32, storep, storei, multi): New
-       insn reservations.
-       (dummy reservation): Don't trigger for mcld insns.
-       (absence_sets): Two new absence sets to enforce slot ordering.
-       (popsi_insn): Set addrtype.
-
-2006-11-22  Ira Rosen  <irar@il.ibm.com>
-
-       * doc/c-tree.texi: Document new tree codes.
-       * doc/md.texi: Document new optabs.
-       * tree-pretty-print.c (dump_generic_node): Handle print of new tree
-       codes.
-       * optabs.c (optab_for_tree_code, init_optabs): Handle new optabs.
-       * optabs.h (optab_index): Add new.
-       (vec_extract_even_optab, vec_extract_odd_optab,
-       vec_interleave_high_optab, vec_interleave_low_optab): New optabs.
-       * genopinit.c (vec_extract_even_optab, vec_extract_odd_optab,
-       vec_interleave_high_optab, vec_interleave_low_optab): Initialize
-       new optabs.
-       * expr.c (expand_expr_real_1): Add implementation for new tree codes.
-       * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
-       * tree-vectorizer.h (stmt_vec_info): Add new fields for interleaving
-       along with macros for their access.
-       * tree-data-ref.h (first_location_in_loop, data_reference): Update
-       comment.
-       * tree-vect-analyze.c (toplev.h): Include.
-       (vect_determine_vectorization_factor): Fix indentation.
-       (vect_insert_into_interleaving_chain,
-       vect_update_interleaving_chain, vect_equal_offsets): New functions.
-       (vect_analyze_data_ref_dependence): Add argument for interleaving
-       check. Check for interleaving if it's true.
-       (vect_check_dependences): New function.
-       (vect_analyze_data_ref_dependences): Call vect_check_dependences for
-       every ddr. Call vect_analyze_data_ref_dependence with new argument.
-       (vect_update_misalignment_for_peel): Update for interleaving.
-       (vect_verify_datarefs_alignment): Check only first data-ref for
-       interleaving.
-       (vect_enhance_data_refs_alignment): Update for interleaving. Check
-       only first data-ref for interleaving.
-       (vect_analyze_data_ref_access): Check interleaving, update
-       interleaving data.
-       (vect_analyze_data_refs): Call compute_data_dependences_for_loop
-       with different parameters.
-       * tree.def (VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR,
-       VEC_INTERLEAVE_HIGH_EXPR, VEC_INTERLEAVE_LOW_EXPR): New tree codes.
-       * tree-inline.c (estimate_num_insns_1): Add cases for new codes.
-       * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
-       Update step in case of interleaving.
-       (vect_strided_store_supported, vect_permute_store_chain): New
-       functions.
-       (vectorizable_store): Handle strided stores.
-       (vect_strided_load_supported, vect_permute_load_chain,
-       vect_transform_strided_load): New functions.
-       (vectorizable_load): Handle strided loads.
-       (vect_transform_stmt): Add argument. Handle strided stores. Check
-       that vectorized stmt exists for patterns.
-       (vect_gen_niters_for_prolog_loop): Update calculation for
-       interleaving.
-       (vect_transform_loop): Remove stmt_vec_info for strided stores after
-       whole chain vectorization.
-       * config/rs6000/altivec.md (UNSPEC_EXTEVEN, UNSPEC_EXTODD,
-       UNSPEC_INTERHI, UNSPEC_INTERLO): New constants.
-       (vpkuhum_nomode, vpkuwum_nomode, vec_extract_even<mode>,
-       vec_extract_odd<mode>, altivec_vmrghsf, altivec_vmrglsf,
-       vec_interleave_high<mode>, vec_interleave_low<mode>): Implement.
-
-2006-11-22  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * cse.c (enum taken): Remove PATH_AROUND.
-       (addr_affects_sp_p, invalidate_skipped_set,
-       invalidate_skipped_block): Remove.
-       (cse_end_of_basic_block): Remove skip_blocks and related code.
-       (cse_main): Don't test for flag_cse_skip_blocks.
-       Update cse_end_of_basic_block call.
-       (cse_basic_block): Likewise.  Remove PATH_AROUND case.  Remove
-       code to lengthen the path if a jump was simplified.
-
-2006-11-22  Zdenek Dvorak <dvorakz@suse.cz>
-
-       PR rtl-optimization/29924
-       * loop-unroll.c (split_edge_and_insert): Handle the case insns is NULL.
-       (unroll_loop_runtime_iterations): Assert that the argument passed to
-       split_edge_and_insert is not NULL.
-       * loop-doloop.c (add_test): Ditto.
-
-2006-11-22  Zdenek Dvorak <dvorakz@suse.cz>
-
-       * tree-loop-linear.c (linear_transform_loops): Use single_exit accessor
-       functions.
-       * tree-ssa-loop-niter.c (loop_only_exit_p): Ditto.
-       * cfgloopmanip.c (update_single_exits_after_duplication,
-       update_single_exit_for_duplicated_loop, loop_version): Ditto.
-       * tree-scalar-evolution.c (get_loop_exit_condition,
-       get_exit_conditions_rec, loop_closed_phi_def,
-       number_of_iterations_in_loop, scev_const_prop): Ditto.
-       * tree-ssa-loop-ivopts.c (single_dom_exit): Ditto.
-       * modulo-sched.c (generate_prolog_epilog, loop_canon_p, sms_schedule):
-       Ditto.
-       * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
-       Ditto.
-       * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
-       slpeel_update_phi_nodes_for_guard1, slpeel_update_phi_nodes_for_guard2,
-       slpeel_make_loop_iterate_ntimes,
-       slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_can_duplicate_loop_p,
-       slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
-       Ditto.
-       * tree-if-conv.c (if_convertible_loop_p): Ditto.
-       * tree-vect-analyze.c (vect_analyze_operations, vect_stmt_relevant_p,
-       vect_analyze_loop_form): Ditto.
-       * lambda-code.c (lambda_loopnest_to_gcc_loopnest, exit_phi_for_loop_p,
-       can_convert_to_perfect_nest, perfect_nestify): Ditto.
-       * tree-vect-transform.c (vect_create_epilog_for_reduction,
-       vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
-       vect_transform_loop): Ditto.
-       * cfgloop.c (mark_single_exit_loops, verify_loop_structure): Ditto.
-       (single_exit, set_single_exit): New functions.
-       * cfgloop.h (struct loop): Rename single_exit field to single_exit_.
-       (single_exit, set_single_exit): Declare.
-       * doc/loop.texi: Undocument single_exit field.  Document single_exit
-       accessor function.
-
-2006-11-22  Zdenek Dvorak <dvorakz@suse.cz>
-
-       PR tree-optimization/29902
-       * tree-ssa-loop-manip.c (can_unroll_loop_p): Return false if
-       any involved ssa name appears in abnormal phi node.
-
-2006-11-21  Bob Wilson  <bob.wilson@acm.org>
-
-       * config/xtensa/xtensa.c (xtensa_char_to_class): Delete.
-       (xtensa_const_ok_for_letter_p): Delete.
-       (xtensa_extra_constraint): Delete.
-       (override_options): Delete xtensa_char_to_class initialization.
-       * config/xtensa/xtensa.h (REG_CLASS_FROM_LETTER): Delete.
-       (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
-       (EXTRA_CONSTRAINT): Delete.
-       * config/xtensa/xtensa.md: Include constraints.md.
-       (call_internal): Combine alternatives.
-       (call_value_internal): Likewise, and remove invalid constraints.
-       * config/xtensa/constraints.md: New file.
-       * config/xtensa/xtensa-protos.h (xtensa_const_ok_for_letter_p): Delete.
-       (xtensa_extra_constraint): Delete.
-       * doc/md.texi (Machine Constraints): Refer to constraints.md for
-       Xtensa constraints.
-
-2006-11-21  Janis Johnson  <janis187@us.ibm.com>
-
-       * config/dfp-bits.c (DFP_TO_INT): Remove code to saturate result
-       of conversion that doesn't fit.
-
-       * config/dfp-bit.h (CONTEXT_TRAPS, CONTEXT_ERRORS, DFP_RAISE): Delete.
-       * config/dfp-bit.c (dfp_unary_op, dfp_binary_op, dfp_compare_op,
-       DFP_TO_DFP, INT_TO_DFP, BFP_TO_DFP): Remove calls to DFP_RAISE.
-
-       * config/dfp-bit.c (dfp_binary_func): Fix typedef.
-
-2006-11-21  Douglas Gregor <doug.gregor@gmail.com>
-
-       * c-common.h (enum rid): Add RID_STATIC_ASSERT.
-
-2006-11-21  Richard Guenther  <rguenther@suse.de>
-
-       * tree-vectorizer.h (NUM_PATTERNS): Increase.
-       * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Add
-       vect_recog_pow_pattern.
-       (vect_recog_pow_pattern): New function.
-
-2006-11-21  Bernd Schmidt  <bernd.schmidt@analog.com>
-
-       * config/bfin/bfin.opt (mstack-check-l1): New.
-       * doc/invoke.texi (Blackfin Options): Document it.
-       * config/bfin/bfin.c (bfin_expand_prologue): Generate code to use
-       stack bounds in L1 memory if the new option is enabled.
-       (override_options): Don't allow combinations of -fstack-limit and
-       -mstack-check-l1.
-       (add_to_reg): Renamed from add_to_sp.  All callers changed.  Lose some
-       dead code.
-
-       * config/bfin/bfin.c (hard_regno_mode_ok): Only allow first 31
-       regs for DImode.
-       (bfin_register_move_cost): Bump costs if trying to move plain
-       integer values through accumulators.
-
-2006-11-21  Ben Elliston  <bje@au.ibm.com>
-
-       * config/spu/spu.c (spu_expand_vector_init): Initialise x.
-
-2006-11-20  Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
-           Russell Olsen <Russell_Olsen@playstation.sony.com>
-           Dmitri Makarov <Dmitri_Makarov@playstation.sony.com>
-           Yukishige Shibata <shibata@rd.scei.sony.co.jp>
-           Nobuhisa Fujinami <fnami@rd.scei.sony.co.jp>
-           Takeaki Fukuoka <fukuoka@rd.scei.sony.co.jp>
-           Andrew Pinski <Andrew_Pinski@playstation.sony.com>
-
-       * config.gcc: Add target for SPU.
-       * config/spu/constraints.md: New file.
-       * config/spu/crt0.c: New file.
-       * config/spu/crtend.c: New file.
-       * config/spu/crti.asm: New file.
-       * config/spu/crtn.asm: New file.
-       * config/spu/float_unsdidf.c: New file.
-       * config/spu/float_unssidf.c: New file.
-       * config/spu/predicates.md: New file.
-       * config/spu/spu-builtins.def: New file.
-       * config/spu/spu-builtins.h: New file.
-       * config/spu/spu-builtins.md: New file.
-       * config/spu/spu-c.c: New file.
-       * config/spu/spu-elf.h: New file.
-       * config/spu/spu-modes.def: New file.
-       * config/spu/spu-protos.h: New file.
-       * config/spu/spu.c: New file.
-       * config/spu/spu.h: New file.
-       * config/spu/spu.md: New file.
-       * config/spu/spu.opt: New file.
-       * config/spu/spu_internals.h: New file.
-       * config/spu/spu_intrinsics.h: New file.
-       * config/spu/spu_mfcio.h: New file.
-       * config/spu/t-spu-elf: New file.
-       * config/spu/vec_types.h: New file.
-       * config/spu/vmx2spu.h: New file.
-       * doc/contrib.texi: Document SPU contributor.
-       * doc/extend.texi: Document SPU extensions.
-       * doc/invoke.texi: Document SPU options.
-       * doc/md.texi: Document SPU constraints.
-
-2006-11-21  Zdenek Dvorak <dvorakz@suse.cz>
-
-       * cfgloopmanip.c (add_loop, duplicate_loop): Do not set level
-       of the loop.
-       * cfgloop.c (flow_loop_level_compute, flow_loops_level_compute):
-       Removed.
-       (flow_loop_dump): Do not dump loop level.
-       (flow_loops_find): Do not call flow_loops_level_compute.
-       * cfgloop.h (struct loop): Remove level field.
-
-2006-11-21  Zdenek Dvorak <dvorakz@suse.cz>
-
-       * tree-ssa-loop-im.c (schedule_sm, determine_lsm_ref,
-       hoist_memory_references, loop_suitable_for_sm, determine_lsm_loop):
-       Use vector of edges instead of array.
-       * tree-ssa-loop-niter.c (find_loop_niter, find_loop_niter_by_eval,
-       estimate_numbers_of_iterations_loop): Ditto.
-       * predict.c (predict_loops): Ditto.
-       * loop-unroll.c (analyze_insns_in_loop): Ditto.
-       * tree-ssa-threadupdate.c: Remove declaration of heap allocation for
-       edge vectors.
-       * basic-block.h: Declare heap allocation for edge vectors.
-       * tree-outof-ssa.c: Ditto.
-       * cfgloop.c (get_loop_exit_edges): Return vector of edges.
-       * cfgloop.h (get_loop_exit_edges): Declaration changed.
-
-2006-11-20  Zack Weinberg  <zackw@panix.com>
-
-       * gengtype.c (process_gc_options): Remove unnecessary forward decl.
-       Add another out parameter, "skip".
-       (set_gc_used_type): Adjust calls to process_gc_options.  If a field
-       is tagged "skip", do not mark its type used.
-
-2006-11-20  Andrew Pinski  <andrew_pinski@playstation.sony.com>
-
-       PR tree-opt/25500
-       * tree-sra.c (single_scalar_field_in_record_p): New function.
-       (decide_block_copy): Use it.
-
-2006-11-20  David Daney  <ddaney@avtrex.com>
-
-       * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
-       PC to point to following instruction.
-
-2006-11-20  Anatoly Sokolov <aesok@post.ru>
-
-       PR target/18553
-       PR target/29449
-       * config/avr/avr.h (OBJECT_FORMAT_ELF): Define.
-
-       * config/avr/avr.h (DWARF2_DEBUGGING_INFO): Define.
-
-2006-11-20  J"orn Rennecke  <joern.rennecke@st.com>
-
-       * config.gcc (sh*-superh-elf): Add t-superh to tmake_file.
-       Add sh/superh.h to tm_file.
-
-2006-11-20  Carlos O'Donell  <carlos@codesourcery.com>
-           Mark Mitchell  <mark@codesourcery.com>
-
-       * cppdefault.c: Define cpp_PREFIX, cpp_PREFIX_len, and
-       gcc_exec_prefix.
-       (cpp_relocated): New function.
-       * cppdefault.h: Declare cpp_PREFIX, cpp_PREFIX_len, gcc_exec_prefix
-       and cpp_relocated.
-       * Makefile.in (PREPROCESSOR_DEFINES): Add -DPREFIX option.
-       * c-incpath.c (add_standard_paths): Call cpp_relocated. If relocated,
-       replace configured prefix with gcc_exec_prefix.
-
-2006-11-20  Bernd Schmidt  <bernd.schmidt@analog.com>
-
-       * config/bfin/bfin.h (LEGITIMATE_CONSTANT_P): Call
-       bfin_legitimate_constant_p.
-       * config/bfin/bfin.md (movsi expander): Check return value of
-       expand_mvoe.
-       * config/bfin/bfin-protos.h (bfin_legitimate_constant_p): Declare.
-       (expand_move): Adjust prototype.
-       * config/bfin/bfin.c (expand_move): Now returns bool.  Handle
-       invalid constants specially.
-       (bfin_cannot_force_const_mem, bfin_legitimate_constant_p): New
-       functions.
-       (TARGET_CANNOT_FORCE_CONST_MEM): New macro.
-
-       * config/bfin/bfin.md (call_symbol, call_value_symbol, sibcall_symbol,
-       sibcall_value_symbol): Allow these patterns if
-       TARGET_LEAF_ID_SHARED_LIBRARY.
-       * config/bfin/bfin.c (bfin_expand_call): Allow them here as well.
-       (override_options): Turn on id shared library flags if -msep-data,
-       but disallow the combination of these options on the command line.
-       * config/bfin/bfin.h (TARGET_LEAF_ID_SHARED_LIBRARY, MASK_SEP_DATA
-       MASK_LEAF_ID_SHARED_LIBRARY, TARGET_SEP_DATA): New macros.
-       (DRIVER_SELF_SPECS): -mleaf-id-shared-library implies
-       -mid-shared-library.
-       (TARGET_SWITCHES): Add -mleaf-id-shared-library and -msep-data.
-       * doc/invoke.texi (Blackfin Options): Document new switches.
-
-       * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Handle some
-       edge cases with local functions and TARGET_ID_SHARED_LIBRARY.
-
-       * tree-ssa-loop-ivopts.c (get_address_cost): Do not artificially
-       inflate costs for addresses with an out-of-bounds address.
-
-2006-11-19  Andrew Pinski  <pinskia@gmail.com>
-
-       PR rtl-opt/29879
-       * fwprop.c (loops): Remove.
-       (forward_propagate_into): Use current_loops instead of
-       loops.
-       (fwprop_init): Call loop_optimizer_init instead of
-       flow_loops_find.
-       (fwprop_done): Call loop_optimizer_finalize instead of
-       flow_loops_free.
-       (fwprop): Use current_loops instead of loops.
-
-2006-11-19  Gabriel Dos Reis  <gdr@integrable-solutions.net>
-
-       PR c++/8586
-       * c-opts.c (c_common_handle_option): Enable -Wwrite-strings if -Wall.
-
-2006-11-19  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       PR target/29114
-       * pa.c (emit_move_sequence): Don't split constants with PLUS for modes
-       larger than BITS_PER_WORD.
-
-2006-11-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       PR fortran/27885
-       PR middle-end/28176
-       * stor-layout.c (set_sizetype): Limit precision of *bitsizetypes types
-       to MAX_FIXED_MODE_SIZE.
-
-2006-11-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * builtins.c (integer_valued_real_p): Handle fmin/fmax.
-       (fold_builtin_fmin_fmax): New.
-       (fold_builtin_1): Use it.
-
-       * fold-const.c (fold_strip_sign_ops): Handle copysign.
-
-2006-11-18  Richard Guenther  <rguenther@suse.de>
-
-       * config/i386/i386.c (ix86_builtins): New array for ix86
-       builtin function decls.
-       (def_builtin): New function.
-       (def_builtin_const): Likewise.
-       (ix86_init_mmx_sse_builtins): Mark sqrt and cvt builtins const.
-
-2006-11-18  Vladimir Makarov  <vmakarov@redhat.com>
-
-       * doc/invoke.texi (core2): Add item.
-
-       * config/i386/i386.h (TARGET_CORE2, TARGET_CPU_DEFAULT_core2): New
-       macros.
-       (TARGET_CPU_CPP_BUILTINS): Add code for core2.
-       (TARGET_CPU_DEFAULT_generic): Change value.
-       (TARGET_CPU_DEFAULT_NAMES): Add core2.
-       (processor_type): Add new constant PROCESSOR_CORE2.
-
-       * config/i386/i386.md (cpu): Add core2.
-
-       * config/i386/i386.c (core2_cost): New initialized variable.
-       (m_CORE2): New macro.
-       (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
-       x86_deep_branch, x86_partial_reg_stall, x86_use_simode_fiop,
-       x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
-       x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
-       x86_partial_reg_dependency, x86_memory_mismatch_stall,
-       x86_accumulate_outgoing_args, x86_prologue_using_move,
-       x86_epilogue_using_move, x86_arch_always_fancy_math_387,
-       x86_sse_partial_reg_dependency, x86_rep_movl_optimal,
-       x86_use_incdec, x86_four_jump_limit, x86_schedule,
-       x86_pad_returns): Add m_CORE2.
-       (override_options): Add entries for Core2.
-       (ix86_issue_rate): Add case for Core2.
-
-2006-11-18  Aldy Hernandez  <aldyh@redhat.com>
-
-       * doc/invoke.texi: Fix mno-isel typo.
-
-2006-11-18  Joseph Myers  <joseph@codesourcery.com>
-
-       * config/rs6000/spe.md (movv4hi_internal): Add alternative for
-       easy vector constant loads.
-
-2006-11-18  Joseph Myers  <joseph@codesourcery.com>
-
-       * config/rs6000/rs6000.h (TARGET_NO_LWSYNC): Define.
-       * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
-       __NO_LWSYNC__ if TARGET_NO_LWSYNC.
-       * config/rs6000/sync.md (lwsync): Emit plain sync if
-       TARGET_NO_LWSYNC.
-
-2006-11-17  DJ Delorie  <dj@redhat.com>
-
-       * reload1.c (reloads_unique_chain): New.
-       (reloads_conflict): Call it.
-
-2006-11-17  Bob Wilson  <bob.wilson@acm.org>
-
-       * config/xtensa/predicates.md (addsubx_operand): New.
-       * config/xtensa/xtensa.c (xtensa_emit_branch): New.
-       (xtensa_emit_bit_branch): New.
-       (xtensa_emit_movcc): New.
-       * config/xtensa/xtensa.md (any_minmax): New code macro.
-       (minmax): New code attribute.
-       (any_cond, any_scc, any_scc_sf): New code macros.
-       (*addx2, *addx4, *addx8): Delete.
-       (*addx): New.
-       (*subx2, *subx4, *subx8): Delete.
-       (*subx): New.
-       (sminsi3, uminsi3, smaxsi3, umaxsi3): Use any_minmax macro.
-       (beq, bne, bgt, bge, blt, ble, bgtu, bgeu, bltu, bleu): Use any_cond.
-       (*btrue, *bfalse, *ubtrue, *ubfalse): Use xtensa_emit_branch.
-       (*bittrue, *bitfalse): Use xtensa_emit_bit_branch.
-       (seq, sne, sgt, sge, slt, sle): Use any_scc macro.
-       (movsicc_internal0, movsicc_internal1): Use xtensa_emit_movcc.
-       (movsfcc_internal0, movsfcc_internal1): Likewise.
-       (seq_sf, slt_sf, sle_sf): Use any_scc_sf macro.
-       * config/xtensa/xtensa-protos.h: (xtensa_emit_branch): New.
-       (xtensa_emit_bit_branch): New.
-       (xtensa_emit_movcc): New.
-       (function_arg_boundary): Add missing prototype.
-
-2006-11-17  Bob Wilson  <bob.wilson@acm.org>
-
-       * config/xtensa/xtensa.md (tstsi): Delete
-
-2006-11-17  Bob Wilson  <bob.wilson@acm.org>
-
-       * config/xtensa/xtensa.md (entry): Do not emit .frame directive.
-
-2006-11-17  Bob Wilson  <bob.wilson@acm.org>
-
-       * config/xtensa/elf.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
-
-2006-11-17  Bob Wilson  <bob.wilson@acm.org>
-
-       * config/xtensa/lib1funcs.asm (__umulsidi3): Restore a0 on exit.
-
-2006-11-17  Zdenek Dvorak <dvorakz@suse.cz>
-
-       * tree-vrp.c (execute_vrp): Do not update current_loops.
-       * loop-unswitch.c (unswitch_loop): Do not use loop_split_edge_with.
-       * doc/loop.texi: Remove documentation for cancelled functions.
-       * tree-ssa-loop-im.c (loop_commit_inserts): Removed.
-       (move_computations, determine_lsm): Use bsi_commit_edge_inserts
-       instead.
-       * cfgloopmanip.c (remove_bbs): Do not update loops explicitly.
-       (remove_path): Ensure that in delete_basic_blocks, the loops
-       are still allocated.
-       (add_loop): Work on valid loop structures.
-       (loopify): Modify call of add_loop.
-       (mfb_update_loops): Removed.
-       (create_preheader): Do not update loops explicitly.
-       (force_single_succ_latches, loop_version): Do not use
-       loop_split_edge_with.
-       (loop_split_edge_with): Removed.
-       * tree-ssa-loop-manip.c (create_iv, determine_exit_conditions):
-       Do not use bsi_insert_on_edge_immediate_loop.
-       (split_loop_exit_edge, tree_unroll_loop): Do not use
-       loop_split_edge_with.
-       (bsi_insert_on_edge_immediate_loop): Removed.
-       * tree-ssa-loop-ch.c (copy_loop_headers): Use current_loops.  Do not
-       use loop_split_edge_with.
-       * cfghooks.c: Include cfgloop.h.
-       (verify_flow_info): Verify that loop_father is filled iff current_loops
-       are available.
-       (redirect_edge_and_branch_force, split_block, delete_basic_block,
-       split_edge, merge_blocks, make_forwarder_block, duplicate_block):
-       Update cfg.
-       * cfgloopanal.c (mark_irreducible_loops): Work if the function contains
-       no loops.
-       * modulo-sched.c (generate_prolog_epilog, canon_loop): Do not use
-       loop_split_edge_with.
-       (sms_schedule): Use current_loops.
-       * tree-ssa-dom.c (tree_ssa_dominator_optimize): Use current_loops.
-       * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Set
-       current_loops.
-       (rtl_loop_init, rtl_loop_done): Do not set current_loops.
-       * tree-ssa-sink.c (execute_sink_code): Use current_loops.
-       * ifcvt.c (if_convert): Ditto.
-       * predict.c (predict_loops): Do not clear current_loops.
-       (tree_estimate_probability): Use current_loops.
-       (propagate_freq): Receive head of the region to propagate instead of
-       loop.
-       (estimate_loops_at_level): Do not use shared to_visit bitmap.
-       (estimate_loops): New function.  Handle case current_loops == NULL.
-       (estimate_bb_frequencies): Do not allocate tovisit.  Use
-       estimate_loops.
-       * tree-ssa-loop.c (current_loops): Removed.
-       (tree_loop_optimizer_init): Do not return loops.
-       (tree_ssa_loop_init, tree_ssa_loop_done): Do not set current_loops.
-       * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard1,
-       slpeel_update_phi_nodes_for_guard2, slpeel_tree_peel_loop_to_edge):
-       Do not update loops explicitly.
-       * function.h (struct function): Add x_current_loops field.
-       (current_loops): New macro.
-       * tree-if-conv.c (combine_blocks): Do not update loops explicitly.
-       * loop-unroll.c (split_edge_and_insert): New function.
-       (unroll_loop_runtime_iterations, analyze_insns_in_loop): Do not
-       use loop_split_edge_with.
-       * loop-doloop.c (add_test, doloop_modify): Ditto.
-       * tree-ssa-pre.c (init_pre, fini_pre): Do not set current_loops.
-       * cfglayout.c (copy_bbs): Do not update loops explicitly.
-       * lambda-code.c (perfect_nestify): Do not use loop_split_edge_with.
-       * tree-vect-transform.c (vect_transform_loop): Do not update loops
-       explicitly.
-       * cfgloop.c (flow_loops_cfg_dump): Do not dump dfs_order and rc_order.
-       (flow_loops_free): Do not free dfs_order and rc_order.
-       (flow_loops_find): Do not set dfs_order and rc_order in loops
-       structure.  Do not call loops and flow info verification.
-       (add_bb_to_loop, remove_bb_from_loops): Check whether the block
-       already belongs to some loop.
-       * cfgloop.h (struct loops): Remove struct cfg.
-       (current_loops, loop_split_edge_with): Declaration removed.
-       (loop_optimizer_init, loop_optimizer_finalize): Declaration changed.
-       * tree-flow.h (loop_commit_inserts, bsi_insert_on_edge_immediate_loop):
-       Declaration removed.
-       * Makefile.in (cfghooks.o): Add CFGLOOP_H dependency.
-       * basic-block.h (split_edge_and_insert): Declare.
-       * tree-cfg.c (remove_bb): Do not update loops explicitly.
-
-2006-11-17  Zdenek Dvorak <dvorakz@suse.cz>
-
-       PR tree-optimization/29801
-       * tree-ssa-ccp.c (get_symbol_constant_value): New function.
-       (get_default_value): Use get_symbol_constant_value.
-       (set_lattice_value): ICE when the value of the constant is
-       changed.
-       (visit_assignment): Ignore VDEFs of read-only variables.
-
-2006-11-17  Zdenek Dvorak <dvorakz@suse.cz>
-
-       * tree-vect-transform.c (vect_create_epilog_for_reduction): Fix
-       formating.
-       (vect_generate_tmps_on_preheader, vect_update_ivs_after_vectorizer,
-       vect_gen_niters_for_prolog_loop): Fold the emited expressions.
-
-2006-11-17  Zdenek Dvorak <dvorakz@suse.cz>
-
-       * tree-ssa-alias.c (new_type_alias): Do not use offset of expr to
-       select subvars of var.
-
-2006-11-17  Jakub Jelinek  <jakub@redhat.com>
-
-       PR middle-end/29584
-       * tree-ssa-forwprop.c (simplify_switch_expr): Don't
-       optimize if DEF doesn't have integral type.
-
-2006-11-16  Mike Stump  <mrs@apple.com>
-
-       * config/darwin.h (LINK_COMMAND_SPEC): Don't do dwarf stuff on
-       pre-darwin9 system, unless the user asks for it directly.
-       (PREFERRED_DEBUGGING_TYPE): Likewise.
-       * config/i386/darwin.h (PREFERRED_DEBUGGING_TYPE): Likewise.
-       * config.gcc: Add suppport for darwin9.h.
-       * config/darwin9.h: Add.
-       * doc/install.texi (Specific): Clarify darwin documentation.
-
-2006-11-16  Richard Earnshaw  <rearnsha@arm.com>
-
-       * arm.h (CONSTANT_ALIGNMENT): Don't over-align strings when
-       optimizing for size.
-
-2006-11-16  Mike Stump  <mrs@apple.com>
-
-       * Makefile.in (targhooks.o): Add $(OPTABS_H).
-
-2006-11-16  Dirk Mueller  <dmueller@suse.de>
-
-       * tree-vrp.c (get_value_range): Use XCNEW instead
-       of XNEW and memset.
-       (insert_range_assertions): Use XCNEWVEC instead
-       of XNEWVEC and memset.
-       (vrp_initialize): Same.
-       (vrp_finalize): Same.
-       * tree-ssa-ccp.c (ccp_initialize): Same.
-       * predict.c (tree_bb_level_predictions): Same.
-       * calls.c (expand_call): Same.
-       * tree-ssa-copy.c (init_copy_prop): Same.
-       (fini_copy_prop): Same.
-       * tree-ssa-alias.c (get_ptr_info): Use GGC_CNEW instead
-       of GGC_NEW and memset.
-
-2006-11-16  Eric Botcazou  <ebotcazou@adacore.com>
-
-       PR middle-end/26306
-       * gimplify.c (gimplify_expr): Only force a load for references to
-       non-BLKmode volatile values.
-       * doc/implement-c.texi (Qualifiers implementation): Document the
-       interpretation of what a volatile access is.
-       * doc/extend.texi (C++ Extensions): Rework same documentation.
-
-2006-11-16  Joseph Myers  <joseph@codesourcery.com>
-
-       * config/rs6000/spe.md (frob_di_df_2): Handle non-offsettable
-       memory operand.
-
-2006-11-16  Richard Earnshaw  <rearnsha@arm.com>
-
-       * arm.md (abssi2): Allow Thumb as well.  Use an SImode scratch for
-       Thumb.
-       (arm_neg_abssi2): Renamed from neg_abssi2.
-       (thumb_abssi2, thumb_neg_abssi2): New patterns with splitters.
-
-2006-11-16  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386.c (ix86_function_sseregparm): Fix comment:
-       number of arguments passed to local functions in SSE registers is 3.
-
-       * doc/invoke.texi (Function Attributes) [sseregparm]: Correct
-       number of arguments passed in SSE registers to 3.
-
-2006-11-16  Maxim Kuvyrkov  <mkuvyrkov@ispras.ru>
-
-       PR target/29201
-       * cfgrtl.c (rtl_delete_block): Move the code for getting last insn of
-       bb to ...
-       (get_last_bb_insn): ... new global function.
-       (basic_block.h): Declare it.
-       * haifa-sched.c (create_recovery_block): Use it.
-
-2006-11-15  H.J. Lu  <hongjiu.lu@intel.com>
-
-       PR middle-end/29862
-       * real.c (mpfr_from_real): Call mpfr_set_str before gcc_assert.
-
-2006-11-15  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/unwind-arm.c (_Unwind_GetDataRelBase,
-       _Unwind_GetTextRelBase): Move from here ...
-       * config/arm/pr-support.c (_Unwind_GetDataRelBase,
-       _Unwind_GetTextRelBase): ... To here.
-
-2006-11-15  Bernd Schmidt  <bernd.schmidt@analog.com>
-
-       * tree-ssa-loop-ivopts.c (get_address_cost): Make sure memory
-       addresses we generate for testing are aligned.
-
-2006-11-15  Andrew Pinski  <andrew_pinski@playstation.sony.com>
-
-       PR tree-opt/29788
-       * fold-const.c (fold_indirect_ref_1): Fold *&CONST_DECL down
-       to what is the const decl is a place holder for.
-
-2006-11-15  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386.opt: New target option -mx87regparm.
-
-       * config/i386/i386.h (struct ix86_args): Add x87_nregs, x87_regno
-       and float_in_x87 variables. mmx_words, sse_words: Remove.
-       (X87_REGPARM_MAX): Define.
-
-       * config/i386/i386.c (override_options): Error out for
-       -mx87regparm but no 80387 support.
-       (ix86_attribute_table): Add x87regparm.
-       (ix86_handle_cconv_attribute): Update comments for x87regparm.
-       (ix86_comp_type_attributes): Check for mismatched x87regparm types.
-       (ix86_function_x87regparm): New function.
-       (ix86_function_arg_regno_p): Add X87_REGPARM_MAX 80387 floating
-       point registers.
-       (init_cumulative_args): Initialize x87_nregs and float_in_x87
-       variables.
-       (function_arg_advance): Process x87_nregs and x87_regno when
-       floating point argument is to be passed in 80387 register.
-       (function_arg): Pass XFmode arguments in 80387 registers for local
-       functions.  Pass SFmode and DFmode arguments to local functions
-       in 80387 registers when flag_unsafe_math_optimizations is set.
-
-       * reg-stack.c (convert_regs_entry): Disable NaN load for
-       stack registers that are used for argument passing.
-
-       * doc/extend.texi: Document x87regparm function attribute.
-       * doc/invoke.texi: Document -mx87regparm.
-
-2006-11-15  Bernd Schmidt  <bernd.schmidt@analog.com>
-
-       * tree-flow.h (multiplier_allowed_in_address_p): Adjust prototype.
-       * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): New
-       arg MODE; all callers changed.  Use it to determine validity per
-       machine mode instead of using Pmode for all memory references.
-       (get_address_cost): Likewise add and use new arg MEM_MODE.
-
-2006-11-15  Rask Ingemann Lambertsen <rask@sygehus.dk>
-           J"orn Rennecke <joern.rennecke@st.com>
-
-       * combine.c (likely_spilled_retval_1): Fix masking operation.
-       (likely_spilled_retval_p): Use proper pattern for call to
-       likely_spilled_retval_1.
-
-2006-11-15  Bernd Schmidt  <bernd.schmidt@analog.com>
-
-       * tree-ssa-loop-ivopts.c (determine_iv_costs): Fix formatting.
-
-       * config/bfin/bfin.c (legitimize_pic_address): Lose dead code
-       that tests for CONSTANT_POOL_ADDRESS_P.
-
-2006-11-15  Jakub Jelinek  <jakub@redhat.com>
-
-       PR tree-optimization/29581
-       * lambda-code.c (replace_uses_equiv_to_x_with_y): Add YINIT,
-       REPLACEMENTS, FIRSTBSI arguments.  If initial condition or
-       type is different between Y and USE, create a temporary
-       variable, initialize it at the beginning of the body bb
-       and use it as replacement instead of Y.
-
-2006-11-15  Paolo Bonzini  <bonzini@gnu.org>
-
-       PR middle-end/29753
-       * gimplify.c (fold_indirect_ref_rhs): Use
-       STRIP_USELESS_TYPE_CONVERSION rather than STRIP_NOPS.
-
-2006-11-14  Richard Earnshaw  <rearnsha@arm.com>
-
-       * expmed.c (emit_store_flag_1): New function.
-       (emit_store_flag): Call it.  If we can't find a suitable scc insn,
-       try a cstore insn.
-       * expr.c (do_store_flag): If we can't find a scc insn, try cstore.
-       Use do_compare_rtx_and_jump.
-       * arm.h (BRANCH_COST): Increase to 2 on Thumb.
-       * arm.md (cstoresi4): New define_expand.
-       (cstoresi_eq0_thumb, cstoresi_ne0_thumb): Likewise.
-       (cstoresi_eq0_thumb_insn, cstore_ne0_thumb_insn): New patterns.
-       (cstoresi_nltu_thumb, thumb_addsi3_addgeu): New patterns.
-
-2006-11-14  Caroline Tice  <ctice@apple.com>
-
-       * dwarf2out.c (debug_pubtypes_section): New static global variable.
-       (pubname_entry):  Add DEF_VEC_O and DEF_VEC_ALLOC_O statements for
-       this type.
-       (pubname_table):  Redefine as a vector.
-       (pubtype_table):  New static global variable, defined as a vector.
-       (pubname_table_allocated): Remove static global variable.
-       (pubname_table_in_use): Remove static global variable.
-       (PUBNAME_TABLE_INCREMENT): Remove constant.
-       (size_of_pubnames): Add parameter to deal with either pubnames or
-       pubtypes, and change code to deal with table being a vector.
-       (add_pubname):  Change to deal with table being a vector.
-       (add_pubtype):  New function.
-       (output_pubnames): Add parameter to deal with either pubnames or
-       pubtypes, and change code to deal with table being a vector.
-       (gen_array_type_die):  Add call to add_pubtype.
-       (gen_enumeration_type_die): Add call to add_pubtype.
-       (gen_struct_or_union_type_die): Add call to add_pubtype.
-       (gen_subroutine_type_die): Add call to add_pubtype.
-       (gen_typedef_die):  Add call to add_pubtype.
-       (dwarf2out_init): Add code to initialize pubname_table and
-       pubtype_table vectors; also initialize debug_pubtypes_section.
-       (prune_unused_types):  Change to deal with pubnames being a vector.
-       (dwarf2out_finish): Change to deal with pubnames being a vector; add
-       pubnames table to call to output_pubnames;  Add code to output pubtypes
-       table if DEBUG_PUBTYPES_SECTION is defined.
-       * config/darwin.c (darwin_file_start):  Add DEBUG_PUBTYPES_SECTION to
-       debugnames.
-       * config/darwin.h (DEBUG_PUBTYPES_SECTION): Define new global variable.
-
-2006-11-14  Joseph Myers  <joseph@codesourcery.com>
-
-       * config/arm/arm.h (FUNCTION_ARG_ADVANCE): Only adjust
-       iwmmxt_nregs if TARGET_IWMMXT_ABI.
-       * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
-       movv2si_internal): Support moves between core registers.
-
-2006-11-14  Eric Christopher  <echristo@apple.com>
-
-       * configure: Regenerate with autoconf 2.59.
-
-2006-11-14  Daniel Berlin  <dberlin@dberlin.org>
-
-       Fix PR tree-optimization/27755
-
-       * tree-ssa-pre.c: Update comments.
-       (bb_bitmap_sets): Add pa_in and  deferred member.
-       (BB_DEFERRED): New macro.
-       (maximal_set): New variable.
-       (pre_stats): Add pa_insert member.
-       (bitmap_set_and): Short circuit orig == dest.
-       (bitmap_set_subtract_values): New function.
-       (bitmap_set_contains_expr): Ditto.
-       (translate_vuses_through_block): Add phiblock argument.
-       (dependent_clean): New function.
-       (compute_antic_aux): Update for maximal_set changes.
-       (compute_partial_antic_aux): New function.
-       (compute_antic): Handle partial anticipation.
-       (do_partial_partial_insertion): New function.
-       (insert_aux): Handle partial anticipation.
-       (add_to_sets): Add to maximal set.
-       (compute_avail): Ditto.
-       (init_pre): Initialize maximal_set.
-       (execute_pre): Do partial anticipation if -O3+.
-
-2006-11-14  Paolo Bonzini  <bonzini@gnu.org>
-
-       PR rtl-optimization/29798
-
-       * fwprop.c (use_killed_between): Check that DEF_INSN dominates
-       TARGET_INSN before any other check.
-       (fwprop_init): Always calculate dominators.
-       (fwprop_done): Always free them.
-
-2006-11-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * fold-const.c (fold_strip_sign_ops): Handle COMPOUND_EXPR and
-       COND_EXPR.
-
-2006-11-13  DJ Delorie  <dj@redhat.com>
-
-       * config/m32c/m32c.c (m32c_prepare_shift): Use a separate
-       temporary for intermediates.
-
-2006-11-13  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       * config/sh/sh.c (expand_cbranchdi4): Initialize skip_label.
-       (sh_optimize_target_register_callee_saved): #if 0 the code
-       using NOTE_INSN_LOOP_{BEG,END}.
-
-2006-11-13  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (optimize_bit_field_compare): Recursively call
-       fold when simplifying non-constant comparisons between bit-fields.
-
-2006-11-13  Jakub Jelinek  <jakub@redhat.com>
-
-       * configure.ac: Add changequote around __LONG_DOUBLE_MATH_OPTIONAL
-       test.
-       * configure: Rebuilt.
-
-2006-11-13  Andrew Pinski  <andrew_pinski@playstation.sony.com>
-
-       * config/rs6000/cell.md: New file.
-       * config/rs6000/rs6000.c (rs6000_cell_dont_microcode): New
-       variable.
-       (ppccell_cost): New cost matrix.
-       (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD): Define.
-       (rs6000_override_options): Set rs6000_always_hint to false
-       for cell. Also align functions/lables/loops to 8byte
-       for the Cell. Use PROCESSOR_CELL.
-       (rs6000_emit_epilogue): Rename using_mfcr_multiple to
-       using_mtcr_multiple.
-       (rs6000_variable_issue): If the insn is a nonpipelined instruction
-       on the Cell, return 0.
-       (rs6000_adjust_cost): Add Cell cost adjustments.
-       (is_microcoded_insn): Return true for Cell microcoded
-       instructions.
-       (is_nonpipeline_insn): New function.
-       (rs6000_issue_rate): Add PROCESSOR_CELL.
-       (rs6000_use_sched_lookahead): If Cell, then we should look ahead 8
-       instructions.
-       (rs6000_use_sched_lookahead_guard): New function.
-       (rs6000_sched_reorder):  Reorder the ready list, if the second
-       to last ready insn is a nonepipeline insn on the Cell.
-       * config/rs6000/rs6000.h (processor_type): Add PROCESSOR_CELL.
-       (ASM_CPU_SPEC): Add Cell.
-       * config/rs6000/rs6000.md (cpu): Add Cell.
-       (cell_micro): New Attr.
-       Include cell.md
-
-2006-11-13  Jakub Jelinek  <jakub@redhat.com>
-
-       * configure.ac (ld_vers): Parse GNU ld version 2.17.50.0.3-6 20060715
-       style versions.
-       * configure: Rebuilt.
-
-2006-11-13  Richard Guenther  <rguenther@suse.de>
-
-       * config/i386/i386.c (ix86_expand_lround): Handle expand_simple_binop
-       return value.
-       (ix86_expand_lfloorceil): Likewise.
-       (ix86_expand_rint): Likewise.
-       (ix86_expand_floorceildf_32): Likewise.
-       (ix86_expand_floorceil): Likewise.
-       (ix86_expand_rounddf_32): Likewise.
-       (ix86_expand_truncdf_32): Likewise.
-       (ix86_expand_round): Likewise.
-
-2006-11-13  Carlos O'Donell  <carlos@codesourcery.com>
-           Mark Mitchell  <mark@codesourcery.com>
-
-       * gcc.c: Organize search path variables into $prefix relative,
-       and well-known native. Add comments.
-       (add_sysrooted_prefix): Add comment.
-       (process_command): If !gcc_exec_prefix add $prefix based paths.
-       If *cross_compile == '0', add native well-known paths.
-       Assert tooldir_base_prefix is always relative.
-       (main): If print_search_dirs, and if gcc_exec_prefix is set,
-       use this value for 'install:' path.
-       * Makefile.in: Add GCC_EXEC_PREFIX to generated site.exp.
-
-2006-11-13  H.J. Lu  <hongjiu.lu@intel.com>
-
-       * config/i386/i386.c: Fix a typo in comment.
-
-2006-11-13  Michael Matz  <matz@suse.de>
-
-       * genemit.c (gen_expand): Allocate enough memory.
-
-2006-11-13  Joseph Myers  <joseph@codesourcery.com>
-
-       * config/arm/bpapi.h (TARGET_BPABI_CPP_BUILTINS): Define
-       __GXX_TYPEINFO_EQUALITY_INLINE but not
-       __GXX_MERGED_TYPEINFO_NAMES.
-       * config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Define
-       __GXX_MERGED_TYPEINFO_NAMES.
-       * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define
-       __GXX_TYPEINFO_EQUALITY_INLINE.
-
-2006-11-13  H.J. Lu  <hongjiu.lu@intel.com>
-           Zdenek Dvorak <dvorakz@suse.cz>
-
-       PR tree-optimization/29680
-       * tree-ssa-operands.c (access_can_touch_variable): Revert fix for
-       PR 14784.
-
-2006-11-12  Jason Merrill  <jason@redhat.com>
-           Andrew Pinski <pinskia@physics.uc.edu>
-
-       PR middle-end/28915
-       * gimplify.c (gimplify_init_constructor): Don't reduce TREE_CONSTANT
-       vector ctors.
-       * tree-cfg.c (verify_expr): Don't look into TREE_CONSTANT
-       vector ctors.
-       * expmed.c (make_tree): Handle CONST, SYMBOL_REF.
-       * tree.c (build_vector): Handle non-_CST elements.
-
-2006-11-12  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       * genemit.c (gen_insn): Call gen_exp with a non-null used
-       when handling multiple insns.
-       (gen_expand): Likewise.
-       * reorg.c (emit_delay_sequence): Copy the delay slot insn.
-       * config/sh/sh.md (ashrsi2_31+1): Copy operands[0].
-       (movsi_const_16bit+1): Copy operands[1].
-       (call_pcrel): Copy the call_site pattern.
-       (call_value_pcrel, sibcall_pcrel, GOTaddr2picreg): Likewise.
-
-2006-11-12  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (negate_expr_p) <PLUS_EXPR, MINUS_EXPR>: Correct/refine
-       condition for transformations.  Use !HONOR_SIGN_DEPENDENT_ROUNDING
-       && !HONOR_SIGNED_ZEROS instead of flag_unsafe_math_optimizations.
-       (fold_negate_expr) <PLUS_EXPR, MINUS_EXPR>: Likewise.
-
-2006-11-12  Daniel Berlin  <dberlin@dberlin.org>
-
-       Fix PR tree-optimization/29587
-       * tree-ssa-structalias.c (process_constraint): Don't
-       mark address taken due only to escaped vars constraint.
-
-2006-11-12  Michael Matz  <matz@suse.de>
-           Roger Sayle  <roger@eyesopen.com>
-
-       PR rtl-optimization/29797
-       * ifcvt.c (noce_try_bitop): Correct calculation of bitnum on
-       BITS_BIG_ENDIAN targets.
-
-2006-11-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * builtins.c (fold_builtin_cosh): New.
-       (fold_builtin_1): Use it.
-       * fold-const.c (negate_mathfn_p): Add llround, lround, round,
-       trunc to the list of "odd" functions.  Also add llrint, lrint,
-       rint and nearbyint when flag_rounding_math is false.
-
-2006-11-12  Zdenek Dvorak <dvorakz@suse.cz>
-
-       * tree-flow.h (name_mappings_registered_p): Declare.
-       * tree-into-ssa.c (name_mappings_registered_p): New function.
-       * tree-cfg.c (tree_can_merge_blocks_p): Check
-       name_mappings_registered_p instead of need_ssa_update_p.
-
-2006-11-12  Zdenek Dvorak <dvorakz@suse.cz>
-
-       * tree-ssa-loop.c (tree_vectorize): Return the result of
-       vectorize_loops.
-       * tree-vectorizer.c (vectorize_loops): Return TODO_cleanup_cfg
-       if anything changed.
-       * tree-vectorizer.h (vectorize_loops): Declaration removed.
-       * tree-flow.h (vectorize_loops): Declaration changed.
-
-2006-11-12  Zdenek Dvorak <dvorakz@suse.cz>
-
-       * tree-ssa-loop-prefetch.c (schedule_prefetches): Cleanup and improve
-       comments.
-       (issue_prefetch_ref): Move assignment to write_p out of loop.
-       (determine_unroll_factor): Do not take PARAM_MAX_UNROLL_TIMES and
-       SIMULTANEOUS_PREFETCHES into account.
-       (loop_prefetch_arrays): Do not pass ahead to determine_unroll_factor.
-       * lambda-code.c (lcm): Renamed to ...
-       (least_common_multiple): ... and exported.
-       * tree-flow.h (least_common_multiple): Declare.
-
-2006-11-12  Zdenek Dvorak <dvorakz@suse.cz>
-
-       * Makefile.in (tree-data-ref.o): Add langhooks.h dependency.
-       * tree-ssa-loop-niter.c (derive_constant_upper_bound):  Follow
-       ud-chains.  Handle AND_EXPR.
-       (record_estimate): Record whether the estimate is realistic
-       and whether it is derived from a loop exit.
-       (record_nonwrapping_iv, idx_infer_loop_bounds, infer_loop_bounds_from_ref,
-       infer_loop_bounds_from_array, infer_loop_bounds_from_signedness): New
-       functions.
-       (compute_estimated_nb_iterations): Take only realistic bounds into
-       account.  Set estimate_state.  Use double_ints.
-       (infer_loop_bounds_from_undefined): Call infer_loop_bounds_from_array
-       and infer_loop_bounds_from_signedness.  Do not consider basic blocks
-       that do not have to be always executed.
-       (estimate_numbers_of_iterations_loop): Set estimate_state, and use it
-       to determine whether to call infer_loop_bounds_from_undefined
-       and compute_estimated_nb_iterations.
-       (n_of_executions_at_most): Use double_ints.
-       (free_numbers_of_iterations_estimates_loop): Set estimate_state.
-       (substitute_in_loop_info): Do not replace in estimated_nb_iterations.
-       * double-int.c (double_int_to_tree): Improve comment.
-       (double_int_fits_to_tree_p): New function.
-       * double-int.h (double_int_fits_to_tree_p): Declare.
-       * tree-data-ref.c: Include langhooks.h.
-       (estimate_niter_from_size_of_data, estimate_iters_using_array): Removed.
-       (analyze_array_indexes): Do not call estimate_niter_from_size_of_data.
-       (analyze_array): Do not pass estimate_only argument to
-       analyze_array_indexes.
-       (get_number_of_iters_for_loop): Build tree from the stored double_int
-       value.
-       (get_references_in_stmt, find_data_references_in_stmt): New functions.
-       (find_data_references_in_loop): Use find_data_references_in_stmt.
-       * tree-data-ref.h (struct data_ref_loc_d): New.
-       (get_references_in_stmt): Declare.
-       (estimate_iters_using_array): Declaration removed.
-       * cfgloop.h (struct nb_iter_bound): Change type of bound to
-       double_int.  Improve comments.  Add is_exit and realistic
-       fields.
-       (struct loop): Changed type of estimated_nb_iterations to double_int.
-       Added estimate_state field.
-       (record_estimate): Declaration removed.
-
-2006-11-12  Zdenek Dvorak <dvorakz@suse.cz>
-
-       * params.c (set_param_value): Initialize the "set" field.
-       * params.h (struct param_info): Add "set" field.
-       (PARAM_SET_P): New macro.
-       (PREFETCH_LATENCY, SIMULTANEOUS_PREFETCHES, L1_CACHE_SIZE,
-       L1_CACHE_LINE_SIZE): New macros.
-       * toplev.c (DEFPARAM): Initialize the "set" field.
-       * tree-ssa-loop-prefetch.c (PREFETCH_LATENCY,
-       SIMULTANEOUS_PREFETCHES): Removed.
-       (PREFETCH_BLOCK): Use L1_CACHE_LINE_SIZE.
-       (tree_ssa_prefetch_arrays): Dump the values of the parameters.
-       * config/sparc/sparc.c: Include params.h.
-       (sparc_override_options): Set SIMULTANEOUS_PREFETCHES and
-       L1_CACHE_LINE_SIZE parameters.
-       * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
-       Removed.
-       * config/i386/i386.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
-       Removed.
-       * config/i386/i386.c: Include params.h.
-       (k8_cost): Change default value for SIMULTANEOUS_PREFETCHES.
-       (override_options): Set SIMULTANEOUS_PREFETCHES and
-       L1_CACHE_LINE_SIZE parameters.
-       * config/sh/sh.h (SIMULTANEOUS_PREFETCHES): Removed.
-       (OPTIMIZATION_OPTIONS): Set SIMULTANEOUS_PREFETCHES and
-       L1_CACHE_LINE_SIZE parameters.
-       * config/ia64/ia64.c (ia64_optimization_options): Set
-       SIMULTANEOUS_PREFETCHES and L1_CACHE_LINE_SIZE parameters.
-       * config/ia64/ia64.h (SIMULTANEOUS_PREFETCHES, PREFETCH_BLOCK):
-       Removed.
-       * params.def (PARAM_PREFETCH_LATENCY, PARAM_SIMULTANEOUS_PREFETCHES,
-       PARAM_L1_CACHE_SIZE, PARAM_L1_CACHE_LINE_SIZE): New params.
-       * doc/invoke.texi: Document new params.
-
-2006-11-12  Roger Sayle  <roger@eyesopen.com>
-
-       PR tree-optimization/13827
-       * fold-const.c (fold_binary) <EQ_EXPR, NE_EXPR>: Fold (X&C) op (Y&C)
-       as ((X^Y)&C) op 0.
-
-2006-11-12  Zdenek Dvorak <dvorakz@suse.cz>
-
-       * cfgloopmanip.c (update_single_exit_for_duplicated_loop,
-       update_single_exit_for_duplicated_loops): New functions.
-       (duplicate_loop_to_header_edge): Use
-       update_single_exit_for_duplicated_loops.
-       * tree-ssa-loop-manip.c (tree_unroll_loop): Call verification
-       functions only with ENABLE_CHECKING.
-
-2006-11-12  Andreas Schwab  <schwab@suse.de>
-
-       * except.c (sjlj_emit_function_enter): Remove unused variable.
-
-2006-11-11  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (int_binop_types_match_p): New function.
-       (size_binop): Relax constraint that both arguments must both have
-       exactly the same sizetype type.  Instead use int_binop_types_match_p.
-       (size_diffop): Likewise.
-
-       (make_range): Use build_int_cst instead of fold_convert.
-       (fold_cond_expr_with_comparison): Use build_int_cst to construct
-       integer constants of the correct type.
-       (fold_div_compare): Likewise.
-       (fold_single_bit_test): Likewise.
-       (fold_binary): Likewise.
-       * stor-layout.c (layout_type) <VECTOR_TYPE>: Ensure that TYPE_SIZE
-       has type bitsizetype and TYPE_SIZE_UNIT has type sizetype.
-
-2006-11-11  Andrew Pinski  <andrew_pinski@playstation.sony.com>
-
-       PR rtl-opt/28812
-       * alias.c (fixed_scalar_and_varying_struct_p): Don't return a
-       non null value if the struct memory access is in the 0th
-       aliasing set.
-
-2006-11-12  Jie Zhang  <jie.zhang@analog.com>
-
-       Revert
-       2006-11-11  Jie Zhang  <jie.zhang@analog.com>
-       * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __bfin__
-       and __BFIN__.
-
-       * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Use builtin_define_std
-       instead of builtin_define for bfin and BFIN.
-
-2006-11-11  Jie Zhang  <jie.zhang@analog.com>
-
-       * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __bfin__
-       and __BFIN__.
-
-2006-11-11  Jan Hubicka  <jh@suse.cz>
-
-       * extend.texi (__builtin_expect): We no longer require second argument
-       to be constant.
-       * gengtype.c (adjust_field_rtx_def): Drop NOTE_INSN_EXPECTED_VALUE.
-       * builtins.c (expand_builtin_expect): Simplify.
-       (expand_builtin_expect_jump): Kill.
-       * final.c (final_scan_insn): Do not skip the removed notes.
-       * insn-notes.def (LOOP_BEG, LOOP_END, REPEATED_LINE_NUMBER,
-       EXPECTED_VALUE): Remove.
-       * dojump.c (do_jump): Do not care about __builtin_expect.
-       * predict.c (expected_value_to_br_prob): Kill.
-       * function.c (expand_function_end): Do not expand
-       NOTE_INSN_REPEATED_LINE_NUMBER.
-       * print-rtl.c (print_rtx): Do not pretty print the removed notes.
-       * expect.c (sjlj_emit_function_enter): Emit directly branch probability.
-       * cfgexpand.c (add_reg_br_prob_note): Export.
-       * cfgcleanup.c (rest_of_handle_jump2): Do not call
-       expected_value_to_br_prob.
-       * cfglayout.c (duplicate_insn_chain): Do not deal with removed notes.
-       * rtl.h (add_reg_br_prob_note): Declare.
-
-2006-11-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * tree-pretty-print.c (dump_generic_node): Print sign of Inf.
-
-2006-11-11  Jan Hubicka  <jh@suse.cz>
-
-       * predict.c (predict_loops): Kill RTL variant.
-
-2006-11-11  Jan Hubicka  <jh@suse.cz>
-
-       * tree-pass.h (pass_purge_lineno_notes): Remove declaration.
-       * modulo-sched.c (find_line_note): Remove.
-       (loop_canon_p): Do not worry about line number notes.
-       (sms_schedule): Likewise.
-       * cse.c (cse_main): Likewise.
-       * regmove.c (fixup_match_1): Likewise
-       * function.c (emit_return_info_block): Likewise.
-       (expand_function_end): Likewise.
-       (thread_prologue_an_epilogue_insns): Likewise.
-       * cfgrtl.c (try_redirect_by_replacing_jump, rtl_tidy_fallthru_edge):
-       Likewise.
-       * emit-rtl.c (find_line_note, emit_insn_after_with_line_notes,
-       emit_note_copy_after): Kill.
-       (emit_note_copy): Do not worry about line numbers.
-       * jump.c (purge_line_number_notes): Kill.
-       (pass_purge_lineno_notes): Kill.
-       * cfgcleanup.c (rest_of_handle_jump2): Kill purge_line_number_notes
-       call.
-       * rtl.h (emit_note_copy_after, emit_insn_after_with_line_notes): Kill.
-       * passes.c (init_optimization_passes): Don't purge_lineno_notes.
-       * sched-ebb.c (schedule_ebbs): Don't do rm_redundant_line_notes.
-       * tree-pass.h (pass_purge_lineno_notes): Kill.
-       * sched-ebb.c (schedule_ebb): Don't rm_line_notes,
-       rm_redundant_line_notes.
-       * sched-rgb.c (schedule_region): Don't rm_line_notes,
-       rm_redundant_line_notes.
-       * sched-int.h (rm_line_notes, rm_redundant_line_notes): Kill.
-       * haifa-sched.c: Update comment about handling notes.
-       (unlink_line_notes): Kill.
-       (rm_line_notes): Kill.
-       (save_line_notes): Simplify.
-       (rm_redundant_line_notes): Kill.
-
-2006-11-11  Richard Guenther  <rguenther@suse.de>
-
-       * tree.def (FIX_CEIL_EXPR, FIX_FLOOR_EXPR, FIX_ROUND_EXPR):
-       Remove unused tree codes.
-       * tree-vrp.c (extract_range_from_unary_expr): Remove handling
-       of FIX_CEIL_EXPR, FIX_FLOOR_EXPR and FIX_ROUND_EXPR.
-       * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
-       * tree.c (stabilize_reference): Likewise.
-       * fold-const.c (fold_convert_const_int_from_real, operand_equal_p,
-       fold_unary): Likewise.
-       * tree-gimple.c (is_gimple_cast): Likewise.
-       * dwarf2out.c (loc_descriptor_from_tree_1): Likewise.
-       * expr.c (expand_expr_real_1): Likewise.
-       * tree-eh.c (tree_could_trap_p): Likewise.
-       * gimplify.c (gimplify_expr): Likewise.
-       * tree-inline.c (estimate_num_insns_1): Likewise.
-       * tree-cfg.c (verify_expr): Likewise.
-
-2006-11-11  Zdenek Dvorak <dvorakz@suse.cz>
-
-       * tree-ssa-loop.c (pass_loop_prefetch): Change name to aprefetch.
-       * tree-ssa-loop-prefetch.c (dump_mem_ref): Fix target file.
-       (tree_ssa_prefetch_arrays): Do not dump for removed loops.
-
-2006-11-11  Richard Sandiford  <richard@codesourcery.com>
-
-       PR middle-end/27528
-       * stmt.c (expand_asm_operands): Use EXPAND_INITIALIZER if the
-       constraints accept neither registers or memories.
-
-2006-11-11  Jie Zhang  <jie.zhang@analog.com>
-
-       * config/bfin/bfin.h (FUNCTION_PROFILER): Don't use LABELNO.
-       (NO_PROFILE_COUNTERS): Define as 1.
-
-2006-11-10  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (operand_equal_p) <INTEGER_CST, REAL_CST, VECTOR_CST>:
-       Don't check for TREE_CONSTANT_OVERFLOW when comparing constants.
-
-2006-11-10  Peter Bergner  <bergner@vnet.ibm.com>
-
-       * rtl.h (MEM_COPY_ATTRIBUTES): Copy MEM_POINTER.
-
-2006-11-10  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * builtins.c (fold_builtin_cos): Use fold_strip_sign_ops().
-       (fold_builtin_hypot): Likewise.
-       * fold-const.c (fold_strip_sign_ops): Handle "odd" builtins.
-
-       * fold-const.c (negate_mathfn_p): Add BUILT_IN_ERF.
-
-2006-11-10  Roger Sayle  <roger@eyesopen.com>
-
-       * tree.c (build_int_cst_wide): Add an assertion (gcc_unreachable)
-       when attempting to build INTEGER_CSTs of non-integral types.
-       * expmed.c (make_tree): Use the correct type, i.e. the inner
-       type, when constructing the individual elements of a CONST_VECTOR.
-
-2006-11-10  Jan Hubicka  <jh@suse.cz>
-
-       * cse.c (cse_process_notes): Copy the propagated value.
-       * local-alloc.c (update_equiv_regs): Copy the memory RTX to be used
-       in REG_EQUIV notes.
-       * gcse.c (try_replace_reg): Copy the replacement.
-       * i386.c (emit_i387_cw_initialization): Copy stored_mode.
-       (assign_386_stack_local): Always return copied memory expression
-       * function.c (instantiate_virtual_regs_in_insn): Copy the operand
-       duplicates.
-
-2006-11-10  Jan Hubicka  <jh@suse.cz>
-
-       * final.c (final): Walk from first instruction.
-       * cfglayout.c (insn_locators_initialize): Remove line number notes.
-
-2006-11-10  Uros Bizjak  <ubizjak@gmail.com>
-
-       PR target/29777
-       * config/i386/sse.md (smulv8hi3_highpart): Change from define_insn
-       to define_expand.
-       (umulv8hi3_highpart): Ditto.
-       (vec_widen_smult_hi_v8hi): New expander.
-       (vec_widen_smult_lo_v8hi): Ditto.
-
-2006-11-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       PR middle-end/29335
-       * builtins.c (do_mpfr_arg3): New.
-       (fold_builtin_1): Handle builtins fma, fmin and fmax.
-
-2006-11-09  Eric Christopher  <echristo@apple.com>
-
-       PR bootstrap/26892
-       PR bootstrap/27814
-       PR other/28994
-       * configure.ac: Match powerpc*-*-darwin* for powerpc darwin checks.
-       * config.gcc (powerpc64-*-darwin*): New target.
-       * config.host: Ditto.
-       * config/rs6000/darwin64.h: New file.
-       * config/rs6000/x-darwin64: Ditto.
-       * config/rs6000/host-ppc64-darwin.c: Ditto.
-
-2006-11-09  Steve Ellcey  <sje@cup.hp.com>
-
-       * config/ia64/ia64.c (ia64_hpux_init_libfuncs):  Use HP-UX millicode
-       routines for integer division.
-
-2006-11-09  Daniel Jacobowitz  <dan@codesourcery.com>
-
-       * config/arm/t-linux (LIBGCC2_DEBUG_CFLAGS): Delete.
-
-2006-11-09  Serge Belyshev  <belyshev@depni.sinp.msu.ru>
-
-       PR middle-end/29726
-       * fold-const.c (fold_binary) <EQ_EXPR>: Fix typo in variable name.
-
-2006-11-09  Andreas Krebbel  <krebbel1@de.ibm.com>
-
-       * simplify-rtx.c (avoid_constant_pool_reference): Avoid calling
-       simplify_subreg with BLKmode outer mode.
-
-2006-11-08  Brooks Moses  <brooks.moses@codesourcery.com>
-
-       * doc/invoke.texi: Minor formatting fixes in option lists.
-
-2006-11-08  Zdenek Dvorak <dvorakz@suse.cz>
-
-       PR tree-optimization/29738
-       * tree-ssa-ccp.c: Remove UNKNOWN_VAL from comments.
-       (ccp_lattice_t): Remove UNKNOWN_VAL.
-       (dump_lattice_value, ccp_lattice_meet, ccp_visit_phi_node):
-       Do not handle UNKNOWN_VAL.
-       (get_default_value): Set initial value of virtual operands to
-       VARYING.
-       (get_value): Always use get_default_value on uninitialized
-       operands.
-       (set_value_varying, surely_varying_stmt_p): New functions.
-       (set_lattice_value): Do not pass argument to get_value.
-       Do not handle UNKNOWN_VAL.
-       (likely_value): Follow the semantics described in the comment.
-       (ccp_initialize): Use surely_varying_stmt_p.  Do not mark
-       phi nodes DONT_SIMULATE_AGAIN.
-       (ccp_fold): Do not pass argument to get_value.
-       (fold_const_aggregate_ref, visit_assignment): Ditto.  Do not
-       handle UNKNOWN_VAL.
-
-2006-11-08  Andrew Pinski  <Andrew_Pinski@playstation.sony.com>
-
-       * tree-pretty-print.c (dump_generic_node) <INTEGER_CST>: Use
-       HOST_WIDE_INT_PRINT_DOUBLE_HEX instead of format buffer.
-
-2006-11-08  Roger Sayle  <roger@eyesopen.com>
-
-       * tree-ssa-propagate.c (set_rhs): Restructure validity tests as a
-       test for inclusion rather than as a test for exclusion.
-       * tree-ssa-ccp.c (fold_stmt_r) <COND_EXPR>: Use set_rhs to modify
-       the condition after calling fold_binary.
-       * fold-const.c (fold_inf_compare): Remove in_gimple_form check.
-       (fold_binary) <LT_EXPR, GT_EXPR, LE_EXPR, GE_EXPR>: Likewise.
-       * builtins.c (fold_builtin_isascii): Likewise.
-       (fold_builtin_isdigit): Likewise.
-
-2006-11-08  Carlos O'Donell  <carlos@codesourcery.com>
-
-       * configure.ac: Do not set PREFIX_INCLUDE_DIR if $prefix is NONE.
-       * configure: Regenerate.
-
-2006-11-08  Dorit Nuzman  <dorit@il.ibm.com>
-
-       * tree-vect-analyze.c (vect_mark_relevant, vect_stmt_relevant_p): Take
-       enum argument instead of bool.
-       (vect_analyze_operations): Call vectorizable_type_promotion.
-       * tree-vectorizer.h (type_promotion_vec_info_type): New enum
-       stmt_vec_info_type value.
-       (supportable_widening_operation, vectorizable_type_promotion): New
-       function declarations.
-       * tree-vect-transform.c (vect_gen_widened_results_half): New function.
-       (vectorizable_type_promotion): New function.
-       (vect_transform_stmt): Call vectorizable_type_promotion.
-       * tree-vect-analyze.c (supportable_widening_operation): New function.
-       * tree-vect-patterns.c (vect_recog_dot_prod_pattern):
-       Add implementation.
-       * tree-vect-generic.c (expand_vector_operations_1): Consider correct
-       mode.
-
-       * tree.def (VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR):
-       (VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR): New tree-codes.
-       * tree-inline.c (estimate_num_insns_1): Add cases for above new
-       tree-codes.
-       * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
-       * expr.c (expand_expr_real_1): Likewise.
-       * optabs.c (optab_for_tree_code): Likewise.
-       (init_optabs): Initialize new optabs.
-       * genopinit.c (vec_widen_umult_hi_optab, vec_widen_smult_hi_optab,
-       vec_widen_smult_hi_optab, vec_widen_smult_lo_optab,
-       vec_unpacks_hi_optab, vec_unpacks_lo_optab, vec_unpacku_hi_optab,
-       vec_unpacku_lo_optab): Initialize new optabs.
-       * optabs.h (OTI_vec_widen_umult_hi, OTI_vec_widen_umult_lo):
-       (OTI_vec_widen_smult_h, OTI_vec_widen_smult_lo, OTI_vec_unpacks_hi,
-       OTI_vec_unpacks_lo, OTI_vec_unpacku_hi, OTI_vec_unpacku_lo): New
-       optab indices.
-       (vec_widen_umult_hi_optab, vec_widen_umult_lo_optab):
-       (vec_widen_smult_hi_optab, vec_widen_smult_lo_optab):
-       (vec_unpacks_hi_optab, vec_unpacku_hi_optab, vec_unpacks_lo_optab):
-       (vec_unpacku_lo_optab): New optabs.
-       * doc/md.texi (vec_unpacks_hi, vec_unpacks_lo, vec_unpacku_hi):
-       (vec_unpacku_lo, vec_widen_umult_hi, vec_widen_umult_lo):
-       (vec_widen_smult_hi, vec_widen_smult_lo): New.
-       * doc/c-tree.texi (VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR):
-       (VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR, VEC_UNPACK_HI_EXPR):
-       (VEC_UNPACK_LO_EXPR, VEC_PACK_MOD_EXPR, VEC_PACK_SAT_EXPR): New.
-
-       * config/rs6000/altivec.md (UNSPEC_VMULWHUB, UNSPEC_VMULWLUB):
-       (UNSPEC_VMULWHSB, UNSPEC_VMULWLSB, UNSPEC_VMULWHUH, UNSPEC_VMULWLUH):
-       (UNSPEC_VMULWHSH, UNSPEC_VMULWLSH): New.
-       (UNSPEC_VPERMSI, UNSPEC_VPERMHI): New.
-       (vec_vperm_v8hiv4si, vec_vperm_v16qiv8hi): New patterns used to
-       implement the unsigned unpacking patterns.
-       (vec_unpacks_hi_v16qi, vec_unpacks_hi_v8hi, vec_unpacks_lo_v16qi):
-       (vec_unpacks_lo_v8hi): New signed unpacking patterns.
-       (vec_unpacku_hi_v16qi, vec_unpacku_hi_v8hi, vec_unpacku_lo_v16qi):
-       (vec_unpacku_lo_v8hi): New unsigned unpacking patterns.
-       (vec_widen_umult_hi_v16qi, vec_widen_umult_lo_v16qi):
-       (vec_widen_smult_hi_v16qi, vec_widen_smult_lo_v16qi):
-       (vec_widen_umult_hi_v8hi, vec_widen_umult_lo_v8hi):
-       (vec_widen_smult_hi_v8hi, vec_widen_smult_lo_v8hi): New widening
-       multiplication patterns.
-
-       * target.h (builtin_mul_widen_even, builtin_mul_widen_odd): New.
-       * target-def.h (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN):
-       (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
-       * config/rs6000/rs6000.c (rs6000_builtin_mul_widen_even): New.
-       (rs6000_builtin_mul_widen_odd): New.
-       (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Defined.
-       (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Defined.
-       * tree-vectorizer.h (enum vect_relevant): New enum type.
-       (_stmt_vec_info): Field relevant chaned from bool to enum
-       vect_relevant.
-       (STMT_VINFO_RELEVANT_P): Updated.
-       (STMT_VINFO_RELEVANT): New.
-       * tree-vectorizer.c (new_stmt_vec_info): Use STMT_VINFO_RELEVANT
-       instead of STMT_VINFO_RELEVANT_P.
-       * tree-vect-analyze.c (vect_mark_relevant, vect_stmt_relevant_p):
-       Replace calls to STMT_VINFO_RELEVANT_P with STMT_VINFO_RELEVANT,
-       and boolean variable with enum vect_relevant.
-       (vect_mark_stmts_to_be_vectorized): Likewise + update documentation.
-       * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
-       (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
-
-       2006-11-08  Richard Henderson  <rth@redhat.com>
-
-       * config/i386/sse.md (vec_widen_umult_hi_v8hi,
-       vec_widen_umult_lo_v8hi): New.
-       (vec_widen_smult_hi_v4si, vec_widen_smult_lo_v4si,
-       vec_widen_umult_hi_v4si, vec_widen_umult_lo_v4si): New.
-
-       * config/i386/i386.c (ix86_expand_sse_unpack): New.
-       * config/i386/i386-protos.h (ix86_expand_sse_unpack): New.
-       * config/i386/sse.md (vec_unpacku_hi_v16qi, vec_unpacks_hi_v16qi,
-       vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi, vec_unpacku_hi_v8hi,
-       vec_unpacks_hi_v8hi, vec_unpacku_lo_v8hi, vec_unpacks_lo_v8hi,
-       vec_unpacku_hi_v4si, vec_unpacks_hi_v4si, vec_unpacku_lo_v4si,
-       vec_unpacks_lo_v4si): New.
-
-       2006-11-08  Dorit Nuzman  <dorit@il.ibm.com>
-
-       * tree-vect-transform.c (vectorizable_type_demotion): New function.
-       (vect_transform_stmt): Add case for type_demotion_vec_info_type.
-       (vect_analyze_operations): Call vectorizable_type_demotion.
-       * tree-vectorizer.h (type_demotion_vec_info_type): New enum
-       stmt_vec_info_type value.
-       (vectorizable_type_demotion): New function declaration.
-       * tree-vect-generic.c (expand_vector_operations_1): Consider correct
-       mode.
-
-       * tree.def (VEC_PACK_MOD_EXPR, VEC_PACK_SAT_EXPR): New tree-codes.
-       * expr.c (expand_expr_real_1): Add case for VEC_PACK_MOD_EXPR and
-       VEC_PACK_SAT_EXPR.
-       * tree-iniline.c (estimate_num_insns_1): Likewise.
-       * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
-       * optabs.c (optab_for_tree_code): Likewise.
-
-       * optabs.c (expand_binop): In case of vec_pack_*_optabs the mode
-       compared against the predicate of the result is not 'mode' (the input
-       to the function) but a mode with half the size of 'mode'.
-       (init_optab): Initialize new optabs.
-       * optabs.h (OTI_vec_pack_mod, OTI_vec_pack_ssat, OTI_vec_pack_usat):
-       New optab indices.
-       (vec_pack_mod_optab, vec_pack_ssat_optab,  vec_pack_usat_optab): New
-       optabs.
-       * genopinit.c (vec_pack_mod_optab, vec_pack_ssat_optab):
-       (vec_pack_usat_optab): Initialize new optabs.
-       * doc/md.texi (vec_pack_mod, vec_pack_ssat, vec_pack_usat): New.
-       * config/rs6000/altivec.md (vec_pack_mod_v8hi, vec_pack_mod_v4si): New.
-
-       2006-11-08  Richard Henderson  <rth@redehat.com>
-
-       * config/i386/sse.md (vec_pack_mod_v8hi, vec_pack_mod_v4si):
-       (vec_pack_mod_v2di, vec_interleave_highv16qi, vec_interleave_lowv16qi):
-       (vec_interleave_highv8hi, vec_interleave_lowv8hi):
-       (vec_interleave_highv4si, vec_interleave_lowv4si):
-       (vec_interleave_highv2di, vec_interleave_lowv2di): New.
-
-       2006-11-08  Dorit Nuzman  <dorit@il.ibm.com>
-
-       * tree-vect-transform.c (vectorizable_reduction): Support multiple
-       datatypes.
-       (vect_transform_stmt): Removed redundant code.
-
-       2006-11-08  Dorit Nuzman  <dorit@il.ibm.com>
-
-       * tree-vect-transform.c (vectorizable_operation): Support multiple
-       datatypes.
-
-       2006-11-08  Dorit Nuzman  <dorit@il.ibm.com>
-
-       * tree-vect-transform.c (vect_align_data_ref): Removed.
-       (vect_create_data_ref_ptr): Added additional argument - ptr_incr.
-       Updated function documentation. Return the increment stmt in ptr_incr.
-       (bump_vector_ptr): New function.
-       (vect_get_vec_def_for_stmt_copy): New function.
-       (vect_finish_stmt_generation): Create a stmt_info to newly created
-       vector stmts.
-       (vect_setup_realignment): Call vect_create_data_ref_ptr with additional
-       argument.
-       (vectorizable_reduction, vectorizable_assignment): Not supported yet if
-       VF is greater than the number of elements that can fit in one vector
-       word.
-       (vectorizable_operation, vectorizable_condition): Likewise.
-       (vectorizable_store, vectorizable_load): Support the case that the VF
-       is greater than the number of elements that can fit in one vector word.
-       (vect_transform_loop): Don't fail in case of multiple data-types.
-       * tree-vect-analyze.c (vect_determine_vectorization_factor): Don't fail
-       in case of multiple data-types; the smallest type determines the VF.
-       (vect_analyze_data_ref_dependence): Don't record datarefs as same_align
-       if they are of different sizes.
-       (vect_update_misalignment_for_peel): Compare misalignments in terms of
-       number of elements rather than number of bytes.
-       (vect_enhance_data_refs_alignment): Fix/Add dump printouts.
-       (vect_can_advance_ivs_p): Fix a dump printout
-
-2006-11-07  Eric Christopher  <echristo@apple.com>
-
-       * libgcc2.c (__bswapdi2): Rename from bswapDI2.
-       (__bswapsi2): Ditto.
-       * libgcc2.h: Remove transformation of bswap routines.
-       * config/i386/i386.md (bswapsi2): New.
-       (bswapdi2): Ditto.
-
-2006-11-07  Jakub Jelinek  <jakub@redhat.com>
-
-       * c-common.c (c_common_attributes): Add gnu_inline attribyte.
-       (handle_gnu_inline_attribute): New function.
-       * c-decl.c (diagnose_mismatched_decls): Handle gnu_inline attribute.
-       (merge_decls, start_decl, start_function): Likewise.
-       * doc/extend.texi: Document gnu_inline attribute.
-
-2006-11-07  Steve Ellcey  <sje@cup.hp.com>
-
-       PR other/25028
-       * config/ia64/t-hpux (LIB1ASMFUNCS):  Filter out _fixtfdi,
-       _fixunstfdi, and  _floatditf
-
-2006-11-06  Anatoly Sokolov <aesok@post.ru>
-
-       * config/avr/avr-protos.h (mask_one_bit_p, const_int_pow2_p): Remove
-       prototype.
-       * config/avr/avr.c (mask_one_bit_p, const_int_pow2_p): Remove.
-       (output_movhi, ashlhi3_out, ashlsi3_out, ashrhi3_out, ashrsi3_out,
-       lshrhi3_out, lshrsi3_out): Remove unnecessary code for handling value
-       which start in an odd register.
-
-2006-11-07  Richard Sandiford  <richard@codesourcery.com>
-
-       * config/mips/mips.h (ISA_HAS_PREFETCHX): Fix typo.
-
-2006-11-07  Josh Conner  <jconner@apple.com>
-
-       * doc/invoke.texi (fstrict-aliasing): Move implementation
-       details...
-       * doc/tree-ssa.texi (Alias analysis): ...here.
-
-2006-11-07  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/29610
-       * tree-cfgcleanup.c (cleanup_control_flow): Honor return value
-       of tree_purge_dead_eh_edges as it may free dominators.
-
-       * g++.dg/other/pr29610.C: New testcase.
-
-2006-11-07  David Ung  <davidu@mips.com>
-
-       * config/mips/mips.c (mips_rtx_cost_optimize_size): New table of
-       costs when optimizing for size.
-       (override_options): Use mips_rtx_cost_optimize_size table for cost
-       calculations.
-
-2006-11-07  Jie Zhang  <jie.zhang@analog.com>
-
-       * gcc.c (process_command): Treat -b as normal switch if its argument
-       has no dash.
-
-2006-11-07  David Ung  <davidu@mips.com>
-
-       * config/mips/mips.h (ISA_HAS_PREFETCHX): Add ISA_MIPS32R2 to the
-       list.
-
-2006-11-06  Eric Christopher  <echristo@apple.com>
-
-       * config.gcc: Add x86_64-darwin host support.
-       * config.host: Ditto.
-       * config/i386/darwin64.h: New file.
-       * config/i386/t-darwin64: Ditto.
-
-2006-11-06  Janis Johnson  <janis187@us.ibm.com>
-
-       * gcc/doc/sourcebuild.texi (Test Directives): Add output-exists
-       and output-exists-not.
-
-2006-11-06  Andrew Pinski  <andrew_pinski@playstation.sony.com>
-
-       PR tree-opt/29439
-       * tree-vrp.c (vrp_int_const_binop): Use the correct tree when
-       checking for overflow.
-
-2006-11-06  Jan van Dijk  <jan@etpmod.phys.tue.nl>
-
-       * configure.ac: Fixed typo in case statement: :: changed to ;;
-
-2006-11-06  Bob Wilson  <bob.wilson@acm.org>
-
-       * longlong.h (__xtensa__): Add definitions for umul_ppmm, __umulsidi3,
-       count_leading_zeros, and count_trailing_zeros.
-       * config/xtensa/xtensa.c (TARGET_INIT_BUILTINS): Define.
-       (TARGET_FOLD_BUILTIN): Define.
-       (TARGET_EXPAND_BUILTIN): Define.
-       (xtensa_init_builtins): New.
-       (xtensa_fold_builtin): New.
-       (xtensa_expand_builtin): New.
-       (xtensa_rtx_costs): Add CTZ and CLZ.  Adjust costs for MULT.
-       * config/xtensa/xtensa.h (TARGET_MUL32_HIGH): Define.
-       (CLZ_DEFINED_VALUE_AT_ZERO): Define.
-       (CTZ_DEFINED_VALUE_AT_ZERO): Define.
-       * config/xtensa/xtensa.md (UNSPEC_NSAU): Remove.
-       (any_extend): New code macro.
-       (u, su): New code attributes.
-       (<u>mulsidi3, <u>mulsi3_highpart, clzsi2, ctzsi2): New.
-       (nsau): Remove; replaced by clzsi2.
-       (ffssi2): Use clzsi2.
-       * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add _umulsidi3,
-       _clzsi2, _ctzsi2, and _ffssi2.  Rename _nsau to _clz.
-       * config/xtensa/lib1funcs.asm (__mulsi3): Support Mul32 option.
-       (__umulsidi3, __clzsi2, __ctzsi2, __ffssi2): New.
-       (__nsau_data): Guard with ifdef L_clz instead of L_nsau.
-
-2006-11-06  Vladimir Prus  <vladimir@codesourcery.com>
-
-       * config/arm/t-strongarm-pe: (TARGET_LIBGCC2_CFLAGS): Do no
-       set inhibit_libc.
-       * config/arm/t-strongarm-elf: Likewise.
-       * config/arm/t-pe: Likewise.
-       * config/arm/t-arm-elf: Likewise.
-       * config/arm/t-xscale-elf: Likewise.
-       * config/arm/t-arm-coff: Likewise.
-       * config/arm/t-xscale-coff: Likewise.
-       * config/arm/t-wince-pe: Likewise.
-
-2006-11-05  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       * config/sh/lib1funcs-4-300.asm: Guard entire file with
-       #if !__SHMEDIA__ .
-
-2006-11-05  Jakub Jelinek  <jakub@redhat.com>
-
-       PR middle-end/29695
-       * fold-const.c (fold_ternary): Fix A < 0 ? <sign bit of A> : 0
-       simplification.
-
-2006-11-04  Uros Bizjak  <ubizjak@gmail.com>
-
-       PR target/26915
-       * config/i386/i386.c (standard_80387_constant_p): Treat -0.0 and -1.0
-       as a valid 80387 constant.
-       (standard_80387_constant_opcode): Return "#" for -0.0 and -1.0.
-       * config/i386/i386.md (unnamed splitter): Split the load of
-       constant -0.0 or -1.0  into the load of 0.0 or 1.0, followed
-       by negation.
-
-2006-11-04  Richard Earnshaw  <rearnsha@arm.com>
-
-       * arm.c (thumb_legitimate_addres_p): Allow any constant offset
-       from the soft-frame, argument and virtual registers.
-
-2006-11-04  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386.md (*movxf_nointeger, *movxf_integer): Enable
-       patterns for standard 80387 constants.
-
-2006-11-03  Paolo Bonzini  <bonzini@gnu.org>
-           Steven Bosscher  <steven@gcc.gnu.org>
-
-       * fwprop.c: New file.
-       * Makefile.in: Add fwprop.o.
-       * tree-pass.h (pass_rtl_fwprop, pass_rtl_fwprop_with_addr): New.
-       * passes.c (init_optimization_passes): Schedule forward propagation.
-       * rtlanal.c (loc_mentioned_in_p): Support NULL value of the second
-       parameter.
-       * timevar.def (TV_FWPROP): New.
-       * common.opt (-fforward-propagate): New.
-       * opts.c (decode_options): Enable forward propagation at -O2.
-       * gcse.c (one_cprop_pass): Do not run local cprop unless touching jumps.
-       * cse.c (fold_rtx_subreg, fold_rtx_mem, fold_rtx_mem_1, find_best_addr,
-       canon_for_address, table_size): Remove.
-       (new_basic_block, insert, remove_from_table): Remove references to
-       table_size.
-       (fold_rtx): Process SUBREGs and MEMs with equiv_constant, make
-       simplification loop more straightforward by not calling fold_rtx
-       recursively.
-       (equiv_constant): Move here a small part of fold_rtx_subreg,
-       do not call fold_rtx.  Call avoid_constant_pool_reference
-       to process MEMs.
-       * recog.h (canonicalize_change_group): New.
-
-       * doc/invoke.texi (Optimization Options): Document fwprop.
-       * doc/passes.texi (RTL passes): Document fwprop.
-
-2006-11-03  Geoffrey Keating  <geoffk@apple.com>
-
-       * c-decl.c (WANT_C99_INLINE_SEMANTICS): New, set to 1.
-       (merge_decls): Implement WANT_C99_INLINE_SEMANTICS.
-       (grokdeclarator): Likewise.
-
-2006-11-03  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * tree-dump.c (dump_enable_all): Rename local variable
-       ir_type to avoid name conflicts.
-       * cfgloopmanip.c (lv_adjust_loop_entry_edge): Check for IR_GIMPLE
-       instead of using ir_type().
-       * profile.c (tree_register_profile_hooks): Likewise.
-       * value-prof.c (tree_register_value_prof_hooks): Likewise.
-       * basic-block.h (struct edge_def): Likewise.
-       * config/arm/arm.c (legitimize_pic_address): Likewise.
-       * coretypes.h (ir_type): New enum of all intermediate languages
-       used in GCC.
-       * cfghooks.c (ir_type): Rename to...
-       (current_ir_type): ...this.  Distinguish between cfgrtl and
-       cfglayout mode when the current IR is RTL.  Return enum ir_type.
-       * cfghooks.h (ir_type): Replace with current_ir_type prototype.
-
-2006-11-03  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (arm_file_start): New function.
-       (TARGET_ASM_FILE_START): Define.
-       (arm_default_cpu): New variable.
-       (arm_override_options): Set arm_default_cpu.
-
-2006-11-03  David Ung  <davidu@mips.com>
-
-       * config/mips/mips.h (processor_type): Removed PROCESSOR_24K, add
-       PROCESSOR_24KC and PROCESSOR_24KF.
-       * config/mips/mips.c (mips_cpu_info_table): Add processor names
-       and aliases for 4kec/4kem/4kep/24kec/24kef/24kex/34kc/34kf/34kx.
-       (mips_rtx_cost_data): Add costs for the 24kc.
-       * config/mips/mips.md ("cpu"): Remove 24k, add 24kc and 24kf.
-       * config/mips/24k.md: Remove references to 24k and replace with
-       uses of 24kc/24kf in the appropriate reservations.
-       * doc/invoke.texi (MIPS Options): Updated.
-
-2006-11-03  J"orn Rennecke  <joern.rennecke@st.com>
-
-       * config/sh/crt1.asm: Fix #ifdef indent.
-
-2006-11-03  J"orn Rennecke  <joern.rennecke@st.com>
-       Merged from STMicroelectronics sources:
-       2006-10-06  Andrew Stubbs  <andrew.stubbs@st.com>
-         * config/sh/crt1.asm (vbr_600): Add missing #if.
-       2006-08-03  J"orn Rennecke  <joern.rennecke@st.com>
-         * sh.opt (mfused-madd): New option.
-         * sh.md (mac_media, macsf3): Make conditional on TARGET_FMAC.
-       2006-07-04  Andrew Stubbs  <andrew.stubbs@st.com>
-         * config/sh/crt1.asm (vbr_start): Move to new section .test.vbr.
-         Remove pointless handler at VBR+0.
-         (vbr_200, vbr_300, vbr_500): Remove pointless handler.
-         (vbr_600): Save and restore mach and macl, fpul and fpscr and fr0 to
-         fr7. Make sure the timer handler is called with the correct FPU
-         precision setting, according to the ABI.
-       2006-06-14  J"orn Rennecke <joern.rennecke@st.com>
-         * config/sh/sh.opt (m2a-single, m2a-single-only): Fix Condition.
-         * config/sh/sh.h (SUPPORT_SH2A_NOFPU): Fix condition.
-         (SUPPORT_SH2A_SINGLE_ONLY, SUPPORT_SH2A_SINGLE_ONLY): Likewise.
-       2006-06-09  J"orn Rennecke <joern.rennecke@st.com>
-         * sh.md (cmpgeusi_t): Change into define_insn_and_split.  Accept
-         zero as second operand.
-       2006-04-28  J"orn Rennecke <joern.rennecke@st.com>
-         * config/sh/divtab-sh4-300.c, config/sh/lib1funcs-4-300.asm:
-         Fixed some bugs related to negative values, in particular -0
-         and overflow at -0x80000000.
-         * config/sh/divcost-analysis: Added sh4-300 figures.
-       2006-04-27  J"orn Rennecke <joern.rennecke@st.com>
-         * config/sh/t-sh (MULTILIB_MATCHES): Add -m4-300* / -m4-340 options.
-       2006-04-26  J"orn Rennecke <joern.rennecke@st.com>
-         * config/sh/t-sh (OPT_EXTRA_PARTS): Add libgcc-4-300.a.
-         ($(T)div_table-4-300.o, $(T)libgcc-4-300.a): New rules.
-         * config/sh/divtab-sh4-300.c, config/sh/lib1funcs-4-300.asm:
-       New files.
-         * config/sh/embed-elf.h (LIBGCC_SPEC): Use -lgcc-4-300 for -m4-300* /
-         -m4-340.
-       2006-04-24  J"orn Rennecke <joern.rennecke@st.com>
-         SH4-300 scheduling description & fixes to SH4-[12]00 description:
-         * sh.md: New instruction types: fstore, movi8, fpscr_toggle, gp_mac,
-         mac_mem, mem_mac, dfp_mul, fp_cmp.
-         (insn_class, dfp_comp, any_fp_comp): Update.
-         (push_fpul, movsf_ie, fpu_switch, toggle_sz, toggle_pr): Update type.
-         (cmpgtsf_t, "cmpeqsf_t, cmpgtsf_t_i4, cmpeqsf_t_i4): Likewise.
-         (muldf3_i): Likewise.
-         (movsi_i): Split rI08 alternative into two separate alternatives.
-         Update type.
-         (movsi_ie, movsi_i_lowpart): Likewise.
-         (movqi_i): Split ri alternative into two separate alternatives.
-         Update type.
-         * sh1.md (sh1_load_store, sh1_fp): Update.
-         * sh4.md (sh4_store, sh4_mac_gp, fp_arith, fp_double_arith): Update.
-         (mac_mem, sh4_fpscr_toggle): New insn_reservations.
-         * sh4a.md (sh4a_mov, sh4a_load, sh4a_store, sh4a_fp_arith): Update.
-         (sh4a_fp_double_arith): Likewise.
-         * sh4-300.md: New file.
-         * sh.c (sh_handle_option): Handle m4-300* options.
-         (sh_adjust_cost): Fix latency of auto-increments.
-         Handle SH4-300 differently than other SH4s.  Check for new insn types.
-         * sh.h (OVERRIDE_OPTIONS): Initilize sh_branch_cost if it has not
-         been set by an option.
-         * sh.opt (m4-300, m4-100-nofpu, m4-200-nofpu): New options.
-         (m4-300-nofpu, -m4-340, m4-300-single, m4-300-single-only): Likewise.
-         (mbranch-cost=): Likewise.
-         * superh.h (STARTFILE_SPEC): Take -m4-340 into account.
-
-         * sh.md (mulsf3): Remove special expansion code.
-         (mulsf3_ie): Now a define_insn_and_split.
-         (macsf3): Allow for TARGET_SH4.
-
-         * sh.md (cbranchsi4, cbranchdi4, cbranchdi4_i): New patterns.
-         * sh.c (prepare_cbranch_operands, expand_cbranchsi4): New functions.
-         (expand_cbranchdi4): Likewise.
-         (sh_rtx_costs): Give lower cost for certain CONST_INT values and for
-         CONST_DOUBLE if the outer code is COMPARE.
-         * sh.h (OPTIMIZATION_OPTIONS): If not optimizing for size, set
-         TARGET_CBRANCHDI4 and TARGET_EXPAND_CBRANCHDI4.
-         (OVERRIDE_OPTIONS): For TARGET_SHMEDIA, clear TARGET_CBRANCHDI4.
-         (LEGITIMATE_CONSTANT_P): Also allow DImode and VOIDmode CONST_DOUBLEs.
-         Remove redundant fp_{zero,one}_operand checks.
-         * sh.opt (mcbranchdi, mexpand-cbranchdi, mcmpeqdi): New options.
-         * sh-protos.h (prepare_cbranch_operands, expand_cbranchsi4): Declare.
-         (expand_cbranchdi4): Likewise.
-       2006-04-20  J"orn Rennecke <joern.rennecke@st.com>
-         * sh.h (LOCAL_ALIGNMENT): Use DATA_ALIGNMENT.
-
-2006-11-02  Andrew Pinski  <andrew_pinski@playstation.sony.com>
-
-       * doc/md.texi (RS6000 constraints): Document H, Z, a, t, and W
-       constraints.
-
-2006-11-02  Brooks Moses  <brooks.moses@codesourcery.com>
-
-       * doc/invoke.texi: Fix mfp-trap-mode typo.
-
-2006-11-02  Carlos O'Donell  <carlos@codesourcery.com>
-
-       * config/arm/linux-elf.h (NEED_INDICATE_EXEC_STACK): Define as 1.
-       * arm.c (arm_file_end): If NEED_INDICATE_EXEC_STACK call
-       file_end_indicate_exec_stack.
-       * arm.h [!NEED_INDICATE_EXEC_STACK] (NEED_INIDCATE_EXEC_STACK):
-       Define as 0.
-       * lib1funcs.asm [__ELF__ && __linux__]: Emit .note.GNU-stack section
-       for a non-executable stack.
-       * crti.asm: Likewise.
-       * crtn.asm: Likewise.
-       * libunwind.S: Likewise.
-
-2006-11-02  Ben Elliston  <bje@au.ibm.com>
-
-       * tree-ssa.c (warn_uninit): Use expand_location variables for
-       locus and declaration locus.
-
-2006-11-02  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       PR target/27405
-       * config/sh/sh.md (cmp{eq,gt,gtu}{si,di}_media): Remove.
-       (cmpsi{eq,gt,gtu}{si,di}_media): Rename to
-       cmp{eq,gt,gtu}{si,di}_media.
-       (*cmpne0si_media): Remove.
-       (*movsicc_umin): Adjust gen_cmp*_media call.
-       (unordered): Change the mode of unordered and operands[1] to
-       SImode.
-       (seq): Adjust gen_cmp*_media calls.  Make the mode of
-       a temporary result of compare SImode if needed.  If the mode
-       of operands[0] is DImode, extend the temporary result to DImode.
-       (slt, sle, sgt, sge, sgtu, sltu, sleu, sgue, sne): Likewise.
-       (sunorderd): Change the mode of match_operand and unorderd to
-       SImode.
-       (cmpeq{sf,df}_media): Remove.
-       (cmpsieq{sf,df}_media): Rename to cmpeq{sf,df}_media.
-       (cmp{gt,ge,un}{sf,df}_media): Change the mode of match_operand
-       and compare operation to SImode.
-
-2006-11-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * doc/install.texi (sparc-sun-solaris2*): Update GMP/MPFR build
-       instructions.
-       (sparc64-sun-solaris2*): Likewise.
-
-2006-11-02  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (arm_elf_asm_constructor): Remove ATTRIBUTE_UNUSED
-       from priority argument.  Use different section for non-default
-       priority.
-       * config/arm/elf.h: Remove definition of SUPPORTS_INIT_PRIORITY.
-
-2006-11-02  Eric Botcazou  <ebotcazou@adacore.com>
-
-       PR other/29639
-       * except.c (switch_to_exception_section): Do not cache the section
-       if named sections are supported and HAVE_LD_EH_GC_SECTIONS is defined
-       and flag_function_sections is set.
-
-2006-11-01  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       PR middle-end/29335
-       * builtins.c (do_mpfr_sincos): New.
-       (fold_builtin_1): Use it to fold builtin sincos.
-
-2006-11-01  Roger Sayle  <roger@eyesopen.com>
-
-       * config/darwin.h (CPP_SPEC): Handle -pthread, transforming
-       it into -D_REENTRANT.
-
-2006-11-01  Roger Sayle  <roger@eyesopen.com>
-
-       * configure.ac (HAVE_AS_IX86_DIFF_SECT_DELTA): New test to determine
-       whether the assembler supports taking the difference of symbols in
-       different sections.  On x86/Solaris, GAS does but Solaris as doesn't.
-       * configure: Regenerate.
-       * config.in: Regenerate.
-       * config/i386/sol2-10.h (JUMP_TABLES_IN_TEXT_SECTION): Define if
-       the assembler doesn't support taking the difference of symbols in
-       different sections, i.e. we're using the native solaris assembler.
-
-2006-11-01  Pete Steinmetz  <steinmtz@us.ibm.com>
-           Peter Bergner  <bergner@vnet.ibm.com>
-
-       * doc/invoke.texi: Add cpu_type power6x
-       (RS/6000 and PowerPC Options): Add -mmfpgpr.
-       * config.gcc: Add cpu_type power6x.
-       * configure.ac: Add test for mf{t,f}gpr instructions.
-       (HAVE_AS_MFPGPR): New.
-       * config.in: Regenerate.
-       * configure: Regenerate.
-       * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power6x.
-       * config/rs6000/rs6000.md (define_attr "type"): Add insert_dword,
-       shift,trap,var_shift_rotate,cntlz,exts, var_delayed_compare, mffgpr
-       and mftgpr attributes.
-       (define_attr "cpu"): Add power6.
-       Change instruction sequences to use new attributes.
-       (floatsidf2,fix_truncdfsi2): use TARGET_MFPGPR.
-       (fix_truncdfsi2_mfpgpr): New.
-       (floatsidf_ppc64_mfpgpr): New.
-       (floatsidf_ppc64): Added !TARGET_MFPGPR condition.
-       (movdf_hardfloat64_mfpgpr,movdi_mfpgpr): New.
-       (movdf_hardfloat64): Added !TARGET_MFPGPR condition.
-       (movdi_internal64): Added !TARGET_MFPGPR and related conditions.
-       (fix_truncdfsi2): Use gpc_reg_operand constraint.
-       * config/rs6000/{6xx.md,power4.md,8540.md,603.md,mpc.md,
-       7xx.md,rios2.md,7450.md,440.md,rios1.md,rs64.md,power5.md,40x.md}:
-       Add descriptions for insert_dword, shift,trap,var_shift_rotate,
-       cntlz,exts and var_delayed_compare.
-       * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
-       _ARCH_PWR6X, if features enabled.
-       * config/rs6000/rs6000.opt (mmfpgpr): New.
-       * config/rs6000/rs6000.c (rs6000_align_branch_targets): New variable.
-       (cached_can_issue_more): New variable.
-       (processor_costs): Add power6_cost.
-       (rs6000_sched_init): New function.
-       (is_dispatch_slot_restricted): Deleted.
-       (set_to_load_agen): New function.
-       (is_load_insn,is_store_insn): New functions.
-       (adjacent_mem_locations): New function.
-       (insn_must_be_first_in_group): New function.
-       (insn_must_be_last_in_group): New function.
-       (rs6000_sched_reorder): New function.
-       (rs6000_sched_reorder2): New function.
-       (TARGET_SCHED_INIT,TARGET_SCHED_REORDER,
-       TARGET_SCHED_REORDER2): Define.
-       (processor_target_table): Use PROCESSOR_POWER6 for power6.
-       Add power6x. Add MASK_MFPGPR for power6x.
-       (POWERPC_MASKS): Add MASK_MFPGPR.
-       (rs6000_override_options): Set rs6000_always_hint to false
-       for power6.  Set rs6000_align_branch_targets. Replace
-       rs6000_sched_groups check with rs6000_align_branch_targets.
-       Use PROCESSOR_POWER6.
-       (last_scheduled_insn): New variable.
-       (load_store_pendulum): New variable.
-       (rs6000_variable_issue): Set last_scheduled_insn and
-       cached_can_issue_more.
-       (rs6000_adjust_cost): Add power6 cost adjustments.
-       (rs6000_adjust_priority): Replace is_dispatch_slot_restricted
-       with insn_must_be_first_in_group. Add power6 priority adjustments.
-       (rs6000_issue_rate): Add CPU_POWER6.
-       (insn_terminates_group_p): Use insn_must_be_{first,last}_in_group.
-       * config/rs6000/rs6000.h (processor_type): Add PROCESSOR_POWER6.
-       (TARGET_MFPGPR): New.
-       (SECONDARY_MEMORY_NEEDED): Use TARGET_MFPGPR.
-       (ASM_CPU_SPEC): Add power6x.
-       (SECONDARY_MEMORY_NEEDED): Added mode!=DFmode and mode!=DImode
-       conditions.
-       * config/rs6000/power6.md: New file.
-
-2006-11-01  Adam Nemet  <anemet@caviumnetworks.com>
-
-       * tree-pretty-print.c (dump_generic_node) <INTEGER_CST>: Use
-       HOST_WIDE_INT_PRINT to print high and low parts.  Use
-       HOST_BITS_PER_WIDE_INT for the width of HOST_WIDE_INT.  When
-       printing a hexadecimal number prefix it with 0x.
-
-2006-11-01  Chris Johns <chris@contemporary.net.au>
-
-       PR bootstrap/28400
-       * Makefile.in (install-driver): Use exeext when installing
-       $target-gcc-$version.
-
-2006-11-01     Douglas Gregor <doug.gregor@gmail.com>
-
-       * c-common.c (flag_cpp0x): New.
-       * c-common.h (flag_cpp0x): New.
-       * c-cppbuiltin.c (c_cpp_builtins): If C++0x extensions are
-       supported, define __GXX_EXPERIMENTAL_CPP0X__.
-       * c-opts.c (set_std_cxx0x): New.
-       (c_common_handle_option): Handle -std=c++0x, -std=gnu++0x.
-       * c.opt (std=c++0x): Document.
-       (std=gnu++0x): Ditto.
-       * doc/cpp.texi: Document __GXX_EXPERIMENTAL_CPP0X__.
-       * doc/invoke.texi: Document -std=c++0x, -std=gnu++0x.
-
-2006-11-01  Richard Guenther  <rguenther@suse.de>
-
-       * config/i386/i386.c (ix86_expand_rint): Fix issues with
-       signed zeros.
-       (ix86_expand_floorceildf_32): Likewise.
-       (ix86_expand_floorceil): Likewise.
-       (ix86_expand_trunc): Likewise.
-
-2006-10-31  Andrew Pinski  <pinskia@gmail.com>
-
-       * doc/invoke.texi (-fkeep-inline-functions): Change "GNU C"
-       to "GNU C89".
-
-2006-11-01  Danny Smith  <dannysmith@users.sourceforge.net>
-
-       * target.h (targetm.cxx.use_atexit_for_cxa_atexit): New target
-       hook.
-       * target-def.h: (TARGET_CXX_USE_ATEXIT_FOR_CXA_ATEXIT): Define
-       default.
-       * config/i386/mingw32.h (TARGET_CXX_USE_ATEXIT_FOR_CXA_ATEXIT):
-       Override default.
-       * doc/tm.texi (TARGET_CXX_USE_ATEXIT_FOR_CXA_ATEXIT): Document.
-       * configure.ac (use_cxa_atexit): As a special case, don't test
-       for libc definition of __cxa_atexit on mingw32
-       * configure: Regenerate.
-       * config.gcc (i[34567]86-pc-mingw32): Default to
-       enable__cxa_atexit=yes.
-
-2006-11-01  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * builtins.def (gamma, lgamma): Use ATTR_MATHFN_FPROUNDING_STORE.
-
-2006-10-31  Geoffrey Keating  <geoffk@apple.com>
-
-       PR 23067
-       * c-decl.c (start_struct): Don't create self-containing
-       structures.
-       * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
-       New.
-       * config/rs6000/rs6000-protos.h
-       (darwin_rs6000_special_round_type_align): New.
-       * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Rewrite.
-       (ROUND_TYPE_ALIGN): Use darwin_rs6000_special_round_type_align.
-
-2006-10-31  Geoffrey Keating  <geoffk@apple.com>
-
-       * toplev.c (compile_file): Call final_write_globals
-       even if there have been errors.
-
-2006-10-31  Eric Christopher  <echristo@apple.com>
-           Falk Hueffner  <falk@debian.org>
-
-       * doc/extend.texi (__builtin_bswap32): Document.
-       (__builtin_bswap64): Ditto.
-       * doc/libgcc.texi (bswapsi2): Document.
-       (bswapdi2): Ditto.
-       * doc/rtl.texi (bswap): Document.
-       * optabs.c (expand_unop): Don't widen a bswap.
-       (init_optabs): Init bswap. Set libfuncs explicitly
-       for bswapsi2 and bswapdi2.
-       * optabs.h (OTI_bswap): New.
-       (bswap_optab): Ditto.
-       * genopinit.c (optabs): Handle bswap_optab.
-       * tree.h (tree_index): Add TI_UINT32_TYPE and
-       TI_UINT64_TYPE.
-       (uint32_type_node): New.
-       (uint64_type_node): Ditto.
-       * tree.c (build_common_tree_nodes_2): Initialize
-       uint32_type_node and uint64_type_node.
-       * builtins.c (expand_builtin_bswap): New.
-       (expand_builtin): Call.
-       (fold_builtin_bswap): New.
-       (fold_builtin_1): Call.
-       * fold-const.c (tree_expr_nonnegative_p): Return true
-       for bswap.
-       * builtin-types.def (BT_UINT32): New.
-       (BT_UINT64): Ditto.
-       (BT_FN_UINT32_UINT32): Ditto.
-       (BT_FN_UINT64_UINT64): Ditto.
-       * builtins.def (BUILT_IN_BSWAP32): New.
-       (BUILT_IN_BSWAP64): Ditto.
-       * rtl.def (BSWAP): New.
-       * genattrtab.c (check_attr_value): New.
-       * libgcc2.c (__bswapSI2): New.
-       (__bswapDI2): Ditto.
-       * libgcc2.h (__bswapSI2): Declare.
-       (__bswapDI2): Ditto.
-       * mklibgcc.in (lib2funcs): Add _bswapsi2 and _bswapdi2.
-       * simplify-rtx.c (simplify_const_unary_operation): Return
-       0 for BSWAP.
-       * libgcc-std.ver (__bwapsi2): Add.
-       (__bswapdi2): Ditto.
-       * reload1.c (eliminate_regs_1): Add bswap.
-       (elimination_effects): Ditto.
-       * config/i386/i386.h (x86_bswap): New.
-       (TARGET_BSWAP): Use.
-       * config/i386/i386.c (x86_bswap): Set.
-
-2006-10-31  Geoffrey Keating  <geoffk@apple.com>
-
-       * coverage.c (coverage_checksum_string): Update comment.
-       * dwarf2out.c (switch_to_eh_frame_section): Update for removal
-       of get_file_function_name.
-       * cgraphunit.c (cgraph_build_static_cdtor): Update for rename
-       of get_file_function_name_long.
-       * tree.c (get_file_function_name): Rename from
-       get_file_function_name_long; improve comment; handle 'I' and 'D'
-       specially when the target has ctor/dtor support; remove special
-       handling for 'F'.
-       (get_file_function_name): Remove.
-       * tree.h (get_file_function_name): Rename from
-       get_file_function_name_long.
-       (get_file_function_name): Remove prototype.
-
-2006-10-31  Geoffrey Keating  <geoffk@apple.com>
-
-       * config/i386/darwin.h (PREFERRED_DEBUGGING_TYPE): Remove.
-       * config/darwin.h (PREFERRED_DEBUGGING_TYPE): Set to DWARF2_DEBUG.
-
-       * config/darwin.h (LINK_COMMAND_SPEC): Don't do weird things with -@.
-       Call dsymutil when compiling and linking one or more source files
-       in one step.
-
-2006-10-31  Geoffrey Keating  <geoffk@apple.com>
-
-       PR 15834
-       * config/darwin.h (NO_IMPLICIT_EXTERN_C): Define.
-
-2006-10-31  Geoffrey Keating  <geoffk@apple.com>
-
-       * c-decl.c (grokdeclarator): Don't set DECL_EXTERNAL on
-       inline static functions in c99 mode.
-
-       PR 16622
-       * doc/extend.texi (Inline): Update.
-       * c-tree.h (struct language_function): Remove field 'extern_inline'.
-       * c-decl.c (current_extern_inline): Delete.
-       (pop_scope): Adjust test for an undefined nested function.
-       Add warning about undeclared inline function.
-       (diagnose_mismatched_decls): Update comments.  Disallow overriding
-       of inline functions in a translation unit in C99.  Allow inline
-       declarations in C99 at any time.
-       (merge_decls): Boolize variables.  Handle C99 'extern inline'
-       semantics.
-       (grokdeclarator): Set DECL_EXTERNAL here for functions.  Handle
-       C99 inline semantics.
-       (start_function): Don't clear current_extern_inline.  Don't set
-       DECL_EXTERNAL.
-       (c_push_function_context): Don't push current_extern_inline.
-       (c_pop_function_context): Don't restore current_extern_inline.
-
-       PR 11377
-       * c-typeck.c (build_external_ref): Warn about static variables
-       used in extern inline functions.
-       * c-decl.c (start_decl): Warn about static variables declared
-       in extern inline functions.
-
-2006-10-31  Roger Sayle  <roger@eyesopen.com>
-
-       PR middle-end/23470
-       * tree.h (tree_expr_nonnegative_p): Return "bool" instead of "int".
-       * fold-const.c (tree_expr_nonnegative_p): Likewise.  Consider
-       pow(x,y) and powi(x,y) to be nonnegative if either x is nonnegative
-       or y is an even integer.
-
-2006-10-31  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       PR target/24071
-       * gthr-posix.h (__gthread_active_p): New implementation on Solaris.
-       * gthr-posix95.h (__gthread_active_p): Likewise.
-
-2006-10-31  Richard Guenther  <rguenther@suse.de>
-
-       * config/i386/i386.md (asindf2, asinsf2, asinxf2, acosdf2,
-       acossf2, acosxf2, log1psf2, log1pdf2, log1pxf2, ilogbsi2,
-       expsf2, expdf2, expxf2, exp10sf2, exp10df2, exp10xf2,
-       exp2sf2, exp2df2, exp2xf2, expm1df2, expm1sf2, expm1xf2,
-       ldexpdf3, ldexpsf3, ldexpxf3, rintxf2, rintdf2, rintsf2,
-       lround<mode>di2, lround<mode>si2, floorxf2, floordf2, floorsf2,
-       lfloor<mode>di2, lfloor<mode>si2, ceilxf2, ceildf2, ceilsf2,
-       btruncxf2, btruncdf2, btruncsf2): Conditionalize expansion on
-       !optimize_size.
-
-2006-10-31  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * opts.c (decode_options): Disable CSE skip blocks.
-
-2006-10-30  Dirk Mueller  <dmueller@suse.de>
-
-       * c-common.h (strict_aliasing_warning): Fix whitespace.
-       * c-decl (start_function): Move code for main decl warning ..
-       * c-common.c (check_main_parameter_types): .. here.
-       * c-common.h (check_main_parameter_types): Declare.
-
-2006-10-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       PR middle-end/29335
-       * builtins.c (fold_builtin_1): Evaluate tgamma using MPFR.
-
-2006-10-30  Pete Steinmetz  <steinmtz@us.ibm.com>
-
-       * recog.c (store_data_bypass_p): Add support to allow IN_INSN to
-       be a PARALLEL containing sets.  Return false when out_pat is not
-       a PARALLEL insn.
-
-2006-10-30  Richard Sandiford  <richard@codesourcery.com>
-
-       * config/mips/mips.md (mul<mode>3): Split into...
-       (mulsi3, muldi3): ...these separate patterns.
-
-2006-10-30  Richard Sandiford  <richard@codesourcery.com>
-
-       * config/mips/linux64.h (DRIVER_SELF_SPECS): Use a single spec,
-       but with each set of options separated by spaces.
-
-2006-10-30  J"orn Rennecke  <joern.rennecke@st.com>
-
-       * unwind-dw2.c (uw_init_context_1): Fix test that checks if
-       dwarf_reg_size_table has been initialized.
-
-2006-10-30  Roger Sayle  <roger@eyesopen.com>
-
-       * builtins.c (expand_builtin_mathfn_3): Correct coding style.
-       * ddg.c (print_ddg_edge): Likewise.
-       * dwarf2out.c (prune_unused_types_walk): Likewise.
-       * ifcvt.c (noce_try_cmove_arith): Likewise.
-       * langhooks.c (add_builtin_function): Likewise.
-       * reg-stack.c (subst_stack_regs_pat): Likewise.
-       * tree.c (expanded_location): Likewise.
-       * tree-dump.c (dequeue_and_dump): Likewise.
-
-2006-10-30  David Daney  <ddaney@avtrex.com>
-
-       * config/mips/linux.h (NO_SHARED_SPECS): Correct syntax error.
-
-2006-10-30  Jakub Jelinek  <jakub@redhat.com>
-
-       PR tree-optimization/29637
-       * tree.c (make_vector_type): Don't recurse if TYPE_MAIN_VARIANT
-       of the innertype is the innertype itself.
-
-2006-10-30  Danny Smith  <dannysmith@users.sourceforge.net>
-
-       * dwarf2out.c (file_name_acquire): Correct typo.
-
-2006-10-29  Daniel Berlin  <dberlin@dberlin.org>
-
-       * tree.h (tree_value_handle): Remove struct value_set declaration.
-       Change value_set to bitmap_set.
-       * tree-pretty-print.c (dump_generic_node): Use has_stmt_ann.
-       * tree-vn.c (get_value_handle): Made inline and moved to
-       tree-flow-inline.h.
-       * tree-flow-inline.h: (has_stmt_ann): New function.
-       * tree-ssa-pre.c (expressions): New variable.
-       (next_expression_id): Ditto.
-       (alloc_expression_id): New function.
-       (struct value_set): Remove.
-       (get_expression_id): New function.
-       (get_or_alloc_expression_id): Ditto.
-       (expression_for_id): Ditto.
-       (clear_expression_ids): Ditto.
-       (FOR_EACH_EXPR_ID_IN_SET): New macro.
-       (bb_value_sets): Renamed to bb_bitmap_sets.
-       All value sets replaced with bitmap_sets.
-       Add visited member.
-       (BB_VISITED): New macro.
-       (postorder): New variable.
-       (add_to_value): Removed.
-       (value_exists_in_set_bitmap): Ditto.
-       (value_insert_into_set_bitmap): Ditto.
-       (set_new): Ditto.
-       (set_copy): Ditto.
-       (set_remove): Ditto.
-       (set_contains_value): Ditto.
-       (insert_into_set): Ditto.
-       (set_equal): Ditto.
-       (find_leader): Ditto.
-       (bitmap_set_subtract_from_value_set): Ditto.
-       (value_insert_into_set): Ditto.
-       (print_value_set): Ditto.
-       (debug_value_set): Ditto.
-       (constant_expr_p): New function.
-       (bitmap_remove_from_set): Ditto.
-       (bitmap_insert_into_set): Ditto.
-       (bitmap_set_free): Ditto.
-       (vh_compare): Ditto.
-       (sorted_array_from_bitmap_set): Ditto.
-       (bitmap_set_subtract): Ditto.
-       (bitmap_set_equal): Ditto.
-       (debug_bitmap_set): Ditto.
-       (find_leader_in_sets): Ditto.
-       (bitmap_set_replace_value): Modify for bitmapped sets.
-       (phi_translate): Ditto.
-       (phi_translate_set): Ditto.
-       (bitmap_find_leader): Ditto.
-       (valid_in_sets): Ditto.
-       (union_contains_value): Ditto.
-       (clean): Ditto.
-       (compute_antic_aux): Ditto.  Mark changed blocks.
-       (compute_antic): Ditto. Iterate in postorder and only over
-       changing blocks.
-       (compute_rvuse_and_antic_safe): Reuse postorder.
-       (create_component_ref_by_pieces): Modify for bitmapped sets.
-       (find_or_generate_expression): Ditto.
-       (create_expression_by_pieces): Ditto.
-       (insert_into_preds_of_block): Ditto.
-       (changed_blocks): New variable.
-       (do_regular_insertion): Broken out from insert_aux.
-       (insert_aux): Modified for bitmapped sets.
-       (find_existing_value_expr): New function.
-       (create_value_expr_from): Use it.
-       (insert_extra_phis): Removed.
-       (print_bitmap_set): Renamed from bitmap_print_value_set.
-       (compute_avail): Handle RETURN_EXPR.
-       (init_pre): Modify for bitmapped sets.
-       * tree-flow.h (has_stmt_ann): New function.
-
-2006-10-29  Roger Sayle  <roger@eyesopen.com>
-
-       * builtins.c (fold_builtin_floor): Check for the availability of
-       the C99 trunc function before transforming floor into trunc.
-
-2006-10-29  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * builtins.c (fold_builtin_hypot): Rearrange recursive
-       transformation before others, and also do ABS_EXPR.  When
-       necessary, check flag_unsafe_math_optimizations.  When necessary,
-       add fabs.
-
-2006-10-29  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (fold_comparison): Fold ~X op ~Y as Y op X.
-       Fold ~X op C as X op' ~C, where op' is the swapped comparison.
-       (fold_binary): ~X eq/ne C is now handled in fold_comparison.
-       Fold -X eq/ne -Y as X eq/ne Y.
-
-2006-10-29  Richard Sandiford  <richard@codesourcery.com>
-
-       * config/mips/mips.md (mul<mode>3): Check ISA_HAS_MUL3 rather than
-       GENERATE_MULT3_<MODE>.  Restrict the test to SImode.  Use ISA_HAS_MUL3
-       rather than GENERATE_MULT3_SI in the various define_peephole2s.
-       (mulsi3_mult3): Depend on ISA_HAS_MUL3 rather than GENERATE_MULT3_SI.
-       Use an inclusive test for "mult" rather than "mul".
-       (rotr<mode>3): Depend on ISA_HAS_ROR.
-       * config/mips/mips.h (GENERATE_MULT3_SI): Delete in favor of
-       ISA_HAS_MUL3.
-       (GENERATE_MULT3_DI): Delete.
-       (ISA_HAS_64BIT_REGS): Use consistent formatting.
-       (ISA_HAS_MUL3): New macro.
-       (ISA_HAS_CONDMOVE, ISA_HAS_8CC): Use consistent formatting.
-       (ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB): Likewise.
-       (ISA_HAS_CLZ_CLO): Likewise.
-       (ISA_HAS_DCLZ_DCLO): Delete.
-       (ISA_HAS_MULHI, ISA_HAS_MULS, ISA_HAS_MSAC): Require !TARGET_MIPS16.
-       (ISA_HAS_MACC): Require !TARGET_MIPS16 for all ISAs, not just
-       the VR4120 and VR4130.
-       (ISA_HAS_MACCHI): Use consistent formatting.
-       (ISA_HAS_ROTR_SI, ISA_HAS_ROTR_DI): Delete in favor of...
-       (ISA_HAS_ROR): ...this new macro.
-       (ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX): Use consistent formatting.
-       (ISA_HAS_SEB_SEH, ISA_HAS_EXT_INS): Likewise.
-       (ISA_HAS_LOAD_DELAY): Use ISA_MIPS1.
-
-2006-10-29  Roger Sayle  <roger@eyesopen.com>
-
-       PR tree-optimization/15458
-       * fold-const.c (fold_binary): Optimize ~X ^ C as X ^ ~C, where C
-       is a constant.
-
-2006-10-29  Richard Guenther  <rguenther@suse.de>
-
-       * config/i386/i386-protos.h (ix86_expand_trunc): Declare.
-       (ix86_expand_truncdf_32): Likewise.
-       * config/i386/i386.c (ix86_expand_trunc): New function expanding
-       trunc inline for SSE math and -fno-trapping-math and if not
-       optimizing for size.
-       (ix86_expand_truncdf_32): Same for DFmode on 32bit archs.
-       * config/i386/i386.md (btruncsf2, btruncdf2): Adjust expanders
-       for expanding btrunc inline for SSE math.
-
-2006-10-29  Joseph Myers  <joseph@codesourcery.com>
-
-       * config.gcc (i[34567]86-*-linux*): Handle --enable-targets=all.
-       Handle tuning for bi-arch i[34567]86-*-linux* like that for
-       i[34567]86-*-solaris2.1[0-9]*.
-       * config/i386/linux64.h (TARGET_VERSION, MULTILIB_DEFAULTS):
-       Define conditionally depending on TARGET_64BIT_DEFAULT.
-       (SPEC_32, SPEC_64): Define.
-       (LINK_SPEC): Use them.
-       * doc/install.texi (--enable-targets=all): Document for x86-linux.
-
-2006-10-29  Richard Guenther  <rguenther@suse.de>
-
-       * config/i386/i386-protos.h (ix86_expand_round): Declare.
-       (ix86_expand_rounddf_32): Likewise.
-       * config/i386/i386.c (ix86_expand_round): New function expanding
-       round inline for SSE math and -fno-trapping-math and if not
-       optimizing for size.
-       (ix86_expand_rounddf_32): Same for DFmode on 32bit archs.
-       * config/i386/i386.md (rounddf2, roundsf2): New pattern expanding
-       round via ix86_expand_round.
-
-2006-10-29  Richard Guenther  <rguenther@suse.de>
-
-       * config/i386/i386-protos.h (ix86_expand_floorceil): Declare.
-       (ix86_expand_floorceildf_32): Likewise.
-       * config/i386/i386.c (ix86_expand_sse_compare_mask): New
-       static helper function.
-       (ix86_expand_floorceil): Expander for floor and ceil to SSE
-       math.
-       (ix86_expand_floorceildf_32): Same for DFmode on 32bit archs.
-       * config/i386/i386.md (floordf2): Adjust to enable floor
-       expansion via ix86_expand_floorceil if TARGET_SSE_MATH and
-       -fno-trapping-math is enabled and if not optimizing for size.
-       (floorsf2, ceildf2, ceilsf2): Likewise.
-       * config/i386/sse.md (sse_maskcmpsf3): New insn.
-       (sse2_maskcmpdf3): Likewise.
-
-2006-10-29  Richard Guenther  <rguenther@suse.de>
-
-       * builtins.c (expand_builtin_mathfn): Expand nearbyint as
-       rint in case -fno-trapping-math is enabled.
-       * config/i386/i386-protos.h (ix86_expand_rint): Declare.
-       * config/i386/i386.c (ix86_gen_TWO52): New static helper function.
-       (ix86_expand_sse_fabs): Likewise.
-       (ix86_expand_rint): New function expanding rint to x87 or SSE math.
-       * config/i386/i386.md (rintdf2): Enable for SSE math if
-       -fno-trapping-math is enabled, use ix86_expand_rint for expansion.
-       (rintsf2): Likewise.
-
-2006-10-29  Richard Guenther  <rguenther@suse.de>
-
-       * genopinit.c (optabs): Change lfloor_optab and lceil_optab
-       to conversion optabs.
-       * optabs.c (init_optabs): Initialize lfloor_optab and lceil_optab
-       as conversion optab.
-       * optabs.h (enum optab_index): Remove OTI_lfloor and OTI_lceil.
-       (enum convert_optab_index): Add COI_lfloor and COI_lceil.
-       (lfloor_optab, lceil_optab): Adjust defines.
-       * builtins.c (expand_builtin_int_roundingfn): Adjust for
-       lfloor and lceil optabs now being conversion optabs.
-       * config/i386/i386-protos.h (ix86_expand_lfloorceil): Declare.
-       * config/i386/i386.c (ix86_expand_sse_compare_and_jump):
-       New static helper function.
-       (ix86_expand_lfloorceil): New function to expand lfloor and
-       lceil inline.
-       * config/i386/i386.md (lfloor<mode>2): Split into ...
-       (lfloorxf<mode>2): ... x87 variant
-       (lfloor<mode>di2, lfloor<mode>si2): ... and SSE variants
-       using ix86_expand_lfloorceil.
-       (lceil<mode>2, lceilxf<mode>2, lceil<mode>di2, lceil<mode>si2):
-       Likewise.
-       * doc/md.texi (lfloorMN, lceilMN): Document.
-
-2006-10-29  Richard Sandiford  <richard@codesourcery.com>
-
-       * configure.ac (HAVE_AS_NO_SHARED): New AC_DEFINE.  Test for the
-       -mno-shared assembler option on mips targets.
-       * configure, config.in: Regenerate.
-       * config/mips/linux.h (NO_SHARED_SPECS): New macro.
-       (DRIVER_SELF_SPECS): Define to NO_SHARED_SPECS if non-empty.
-       * config/mips/linux64.h (DRIVER_SELF_SPECS): Include NO_SHARED_SPECS.
-
-2006-10-29  Richard Sandiford  <richard@codesourcery.com>
-
-       * config/mips/mips.c (mips_classify_symbol): Test DECL_WEAK as well
-       as TREE_PUBLIC when deciding whether to return SYMBOL_GOT_GLOBAL.
-
-2006-10-29  Kazu Hirata  <kazu@codesourcery.com>
-
-       * config/darwin.c, config/darwin.opt, config/ia64/itanium1.md,
-       config/ia64/itanium2.md, real.c, tree-ssa-structalias.c: Fix
-       comment typos.
-
-2006-10-28  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       PR middle-end/29335
-       * builtins.c (do_mpfr_arg2, fold_builtin_hypot): New.
-       (fold_builtin_pow): Evaluate constant arguments at compile-time
-       using MPFR.
-       (fold_builtin_1): Handle BUILT_IN_ATAN2 and BUILT_IN_HYPOT.
-       (do_mpfr_ckconv): New helper function.
-       (do_mpfr_arg1): Use do_mpfr_ckconv.
-       (do_mpfr_arg2): New.
-
-2006-10-28  Andrew Pinski  <andrew_pinski@playstation.sony.com>
-
-       PR tree-opt/29271
-       * doc/invoke.texi (-fdump-rtl-sched2) Fix file extension number.
-       (-fdump-rtl-sched): Rename to ..
-       (-fdump-rtl-sched1): here.  Also fix file extension number.
-
-2006-10-28  Richard Guenther  <rguenther@suse.de>
-
-       * fold-const.c (maybe_canonicalize_comparison): Fix code
-       to match comment.
-
-2006-10-28  Uros Bizjak  <uros@kss-loka.si>
-
-       * config/i386/i386.h (GENERAL_REGNO_P): Use STACK_POINTER_REGNUM.
-       (NON_QI_REG_P): Use IN_RANGE.
-       (REX_INT_REGNO_P): Use IN_RANGE.
-       (FP_REGNO_P): Use IN_RANGE.
-       (SSE_REGNO_P): Use IN_RANGE.
-       (REX_SSE_REGNO_P): Use IN_RANGE.
-       (MMX_REGNO_P): Use IN_RANGE.
-       (STACK_REGNO_P): New macro.
-       (STACK_REG_P): Use STACK_REGNO_P.
-       (NON_STACK_REG_P): Use STACK_REGNO_P.
-       (REGNO_OK_FOR_INDEX_P): Use REX_INT_REGNO_P.
-       (REGNO_OK_FOR_BASE_P): Use GENERAL_REGNO_P.
-       (REG_OK_FOR_INDEX_NONSTRICT_P): Use REX_INT_REGNO_P.
-       (REG_OK_FOR_BASE_NONSTRICT_P): Use GENERAL_REGNO_P.
-       (HARD_REGNO_RENAME_OK): Use !IN_RANGE.
-
-2006-10-28  Eric Botcazou  <ebotcazou@adacore.com>
-
-       * except.h (output_function_exception_table): Add 'const char*' param.
-       * except.c (switch_to_exception_section): Add 'const char*' param.
-       If named sections are supported and HAVE_LD_EH_GC_SECTIONS is defined
-       and flag_function_sections is set, use a function-specific section.
-       (output_function_exception_table): Add 'const char*' param.
-       Adjust call to switch_to_exception_section.
-       * final.c (rest_of_handle_final): Adjust calls to
-       output_function_exception_table.
-       * configure.ac (HAVE_LD_EH_GC_SECTIONS): New check.
-       * config.in: Regenerate.
-       * configure: Likewise.
-
-2006-10-28  Richard Guenther  <rguenther@suse.de>
-
-       PR middle-end/26899
-       * fold-const.c (maybe_canonicalize_comparison_1): Helper
-       for maybe_canonicalize_comparison.
-       (maybe_canonicalize_comparison): New function for canonicalizing
-       comparison trees.
-       (fold_comparison): Call it to canonicalize comparisons with
-       constants involved.
-
-2006-10-28  Richard Guenther  <rguenther@suse.de>
-
-       PR target/28806
-       * builtins.c (expand_builtin_int_roundingfn_2): Expand
-       BUILT_IN_LROUND and BUILT_IN_LLROUND from here.
-       (expand_builtin): Adjust likewise.
-       * genopinit.c (optabs[]): Add lround optab.
-       * optabs.c (init_optabs): Initialize lround_optab.
-       * optabs.h (enum convert_optab_index): Add COI_lround.
-       (lround_optab): Define.
-       * config/i386/i386-protos.h (ix86_expand_lround): Declare.
-       * config/i386/i386.c (ix86_sse_copysign_to_positive): New
-       static function.
-       (ix86_expand_lround): New function.
-       * config/i386/i386.md (lround<mode>di2, lround<mode>si2):
-       New expanders.
-       * doc/md.texi (lroundMN2): Document.
-
-2006-10-28 Uros Bizjak <uros@kss-loka.si>
-
-       PR target/29377
-       * config/h8300/h8300.c (h8300_emit_stack_adjustment): Change "size"
-       argument to HOST_WIDE_INT.  Update function prototype.
-       (round_frame_size): Change return type to HOST_WIDE_INT.  Change
-       "size" argument to HOST_WIDE_INT.  Update function prototype.
-
-2006-10-28 Uros Bizjak <uros@kss-loka.si>
-
-       * config/i386/i386.c (output_387_ffreep): Create output from a
-       template string for !HAVE_AS_IX86_FFREEP.
-
-2006-10-27  Eric Christopher  <echristo@apple.com>
-
-       * config/darwin.c: Fix formatting and grammar.
-
-2006-10-27  Jan Hubicka  <jh@suse.cz>
-
-       * builtins.c (fold_builtin): Don't generate NOP_EXPR that is going
-       to be thrown away soon when IGNORE is set.
-       * tree-ssa-ccp.c (convert_to_gimple_builtin): Add IGNORE argument
-       indicating when return value shall not be computed.
-       * gimplify.c (internal_get_tmp_var): Avoid random tree sharing.
-
-2006-10-27  Vladimir Makarov  <vmakarov@redhat.com>
-
-       * config/i386/i386.h (TARGET_GEODE):
-       (TARGET_CPU_CPP_BUILTINS): Add code for geode.
-       (TARGET_CPU_DEFAULT_geode): New macro.
-       (TARGET_CPU_DEFAULT_k6, TARGET_CPU_DEFAULT_k6_2,
-       TARGET_CPU_DEFAULT_k6_3, TARGET_CPU_DEFAULT_athlon,
-       TARGET_CPU_DEFAULT_athlon_sse, TARGET_CPU_DEFAULT_k8,
-       TARGET_CPU_DEFAULT_pentium_m, TARGET_CPU_DEFAULT_prescott,
-       TARGET_CPU_DEFAULT_nocona, TARGET_CPU_DEFAULT_generic): Increase
-       the macro values.
-       (TARGET_CPU_DEFAULT_NAMES): Add geode.
-       (processor_type): Add PROCESSOR_GEODE.
-
-       * config/i386/i386.md: Include geode.md.
-       (cpu): Add geode.
-
-       * config/i386/i386.c (geode_cost): New initialized global
-       variable.
-       (m_GEODE, m_K6_GEODE): New macros.
-       (x86_use_leave, x86_push_memory, x86_deep_branch, x86_use_sahf,
-       x86_use_himode_fiop, x86_promote_QImode, x86_add_esp_4,
-       x86_add_esp_8, x86_rep_movl_optimal, x86_ext_80387_constants,
-       x86_schedule): Use m_K6_GEODE instead of m_K6.
-       (x86_movx, x86_cmove): Set up m_GEODE.
-       (x86_integer_DFmode_moves): Clear m_GEODE.
-       (processor_target_table): Add entry for geode.
-       (processor_alias_table): Ditto.
-
-       * config/i386/geode.md: New file.
-
-       * doc/invoke.texi: Add entry about geode processor.
-
-2006-10-27  Mike Stump  <mrs@apple.com>
-
-       * config/darwin-c.c (darwin_cpp_builtins): Move __STATIC__ and
-       __DYNAMIC__ from here back to ...
-       * config/darwin.h (CPP_SPEC): ... here.
-
-2006-10-26  Nathan Froyd  <froydnj@codesourcery.com>
-           Nathan Sidwell  <nathan@codesourcery.com>
-
-       * ggc-common.c (ggc_min_heapsize_heuristic): Be more conservative
-       when choosing the minimum heapsize.
-
-2006-10-26  Nathan Froyd <froydnj@codesourcery.com>
-
-       * gcc/unwind-dw2.h: Move cfa-related variables into
-       struct frame_state_reg_info to ensure that the CFA is properly
-       handled when executing DW_CFA_{remember,restore}_state.
-       * gcc/unwind-dw2.c, gcc/config/alpha/linux-unwind.h,
-       gcc/config/alpha/vms-unwind.h, gcc/config/s390/tpf-unwind.h
-       gcc/config/s390/linux-unwind.h, gcc/config/sparc/linux-unwind.h
-       gcc/config/i386/linux-unwind.h, gcc/config/sh/linux-unwind.h
-       gcc/config/rs6000/linux-unwind.h,
-       gcc/config/rs6000/darwin-fallback.c, gcc/config/pa/linux-unwind.h,
-       gcc/config/pa/hpux-unwind.h, gcc/config/mips/linux-unwind.h:
-       Modify to use new cfa_* fields.
-
-2006-10-26  Andreas Krebbel  <krebbel1@de.ibm.com>
-
-       * config/s390/s390.c (s390_init_frame_layout): Check positive
-       frame_size.
-
-2006-10-26  Ben Elliston  <bje@au.ibm.com>
-
-       * gimplify.c (get_name): Remove extraneous break.
-       (gimplify_omp_for): Initialise ret with GS_OK.
-
-2006-10-25  Steve Ellcey  <sje@cup.hp.com>
-
-       * config/ia64/hpux.h: Define _INCLUDE__STDC_A1_SOURCE in C++.
-       Add unix98.o to link line.
-
-2006-10-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       PR middle-end/29335
-       * builtins.c (fold_builtin_cbrt, fold_builtin_logarithm):
-       Calculate compile-time constants using MPFR.
-       (fold_builtin_1): Likewise handle BUILT_IN_ERF, BUILT_IN_ERFC,
-       BUILT_IN_EXPM1 and BUILT_IN_LOG1P.
-
-2006-10-25  Bob Wilson  <bob.wilson@acm.org>
-
-       * config/xtensa/lib2funcs.S: Use C-style comments.
-
-2006-10-24  Nathan Froyd  <froydnj@codesourcery.com>
-
-       * dwarf2out.c (gen_compile_unit_die): Use IS_ABSOLUTE_PATH.
-       (file_table_relative_p): Likewise.
-       (dwarf2out_finish): Likewise.
-       (file_name_acquire): Use DIR_SEPARATOR and DIR_SEPARATOR_2.
-
-2006-10-25  Daniel Berlin  <dberlin@dberlin.org>
-
-       * tree-ssa-structalias.c (intra_create_variable_infos):
-         Don't recreate nonlocal_all if it already exists.
-
-2006-10-25  Richard Guenther  <rguenther@suse.de>
-
-       PR target/28803
-       * optabs.h (enum optab_index): Remove OTI_lrint.
-       (enum convert_optab_index): Add COI_lrint.
-       (lrint_optab): Adjust.
-       (expand_sfix_optab): Declare.
-       * optabs.c (expand_sfix_optab): New function.
-       (init_optabs): Init lrint_optab as conversion optab.
-       * genopinit.c (lrint_optab): Change to a conversion optab.
-       * builtins.c (expand_builtin_int_roundingfn_2): Adjust to
-       expansion via conversion optab.
-       * config/i386/i386.md (*fistdi2_1): Remove
-       flag_unsafe_math_optimizations guard.
-       (fistdi2, fistdi2_with_temp, *fist<mode>2_1, fist<mode>2,
-       fist<mode>2_with_temp): Likewise.
-       (lrint<mode>2): Split into...
-       (lrintxf<mode>2): ... x87 part
-       (lrint<mode>di2, lrint<mode>si2): ... and SSE parts.
-       * config/i386/sse.md (sse_cvtss2si_2, sse_cvtss2_siq_2,
-       sse2_cvtsd2si_2, sse2_cvtsd2siq_2): New insns for
-       UNSPEC_FIX_NOTRUNC matching non-vector float modes.
-       * doc/md.texi (lrintMN2): Document.
-
-2006-10-25  Uros Bizjak  <uros@kss-loka.si>
-
-       PR target/28909
-       * config/i386/sync.md ("sync_add<mode>", "sync_sub<mode>"):
-       Use inc and dec instructions for TARGET_USE_INCDEC.
-       ("*sync_compare_and_swap<mode>"): Fix -masm=intel template.
-       ("sync_double_compare_and_swap<mode>"): Likewise.
-       ("*sync_double_compare_and_swapdi_pic"): Likewise.
-       ("*sync_compare_and_swap_cc<mode>"): Likewise.
-       ("sync_double_compare_and_swap_cc<mode>"): Likewise.
-       ("*sync_double_compare_and_swap_ccdi_pic"): Likewise.
-       ("sync_old_add<mode>"): Likewise.
-       ("sync_lock_test_and_set<mode>"): Likewise.
-       ("sync_lock_test_and_set<mode>"): Likewise.
-       ("sync_add<mode>"): Likewise.
-       ("sync_sub<mode>"): Likewise.
-       ("sync_ior<mode>"): Likewise.
-       ("sync_and<mode>"): Likewise.
-       ("sync_xor<mode>"): Likewise.
-
-2006-10-25  Uros Bizjak  <uros@kss-loka.si>
-
-       * optabs.h (enum optab_index): Rename OTI_drem to OTI_remainder.
-       (remainder_optab): Define corresponding macro.
-       (drem_optab): Remove.
-       * optabs.c (init_optabs): Initialize remainder_optab.  Remove
-       drem_optab initialization.
-       * genopinit.c (optabs): Implement remainder_optab using
-       remainder?f3 patterns.  Remove drem_optab.
-       * builtins.c (expand_builtin_mathfn_2): Handle
-       BUILT_IN_REMAINDER{,F,L} using remainder_optab.
-       (expand_builtin): Expand BUILT_IN_REMAINDER{,F,L} using
-       expand_builtin_mathfn_2.
-
-       (expand_builtin) [BUILT_IN_FMOD, BUILT_IN_DREM]: Do not
-       depend on flag_unsafe_math_optimizations.
-
-       * config/i386/i386.md ("remaindersf3", "remainderdf3")
-       ("remainderxf3"): Renamed from "drem{s,d,x}f3" expanders.
-       Do not depend on flag_unsafe_math_optimizations.  Use
-       truncxf?f expander instead of truncxf?f_i387_noop.
-
-       ("fpremxf4", "fprem1xf4"): Do not depend on
-       flag_unsafe_math_optimizations.
-       ("fmodsf3", "fmoddf3", "fmodxf3"): Do not depend on
-       flag_unsafe_math_optimizations.  Use truncxf?f expander
-       instead of truncxf?f_i387_noop.
-
-       * doc/md.texi (fmod, remainder): Document standard named pattern.
-
-2006-10-24  Richard Sandiford  <richard@codesourcery.com>
-           David Daney  <ddaney@avtrex.com>
-
-       PR middle-end/29519
-       * rtlanal.c (nonzero_address_p):  Remove check for values wrapping.
-
-2006-10-25  Ben Elliston  <bje@au.ibm.com>
-
-       * doc/extend.texi (Variable Attributes): Typo fix.
-
-2006-10-24  Uros Bizjak  <uros@kss-loka.si>
-
-       * config/i386/i386.h (FIRST_PSEUDO_REGISTER): Define to 54.
-       (FIXED_REGISTERS, CALL_USED_REGISTERS): Add fpcr register.
-       (REG_ALLOC_ORDER): Add one element to allocate fpcr register.
-       (FRAME_POINTER_REGNUM): Update register number to 21.
-       (REG_CLASS_CONTENTS): Update contents for added fpcr register.
-       (HI_REGISTER_NAMES): Add "fpcr" for fpcr register.
-
-       * config/i386/i386.c (regclass_map): Add fpcr entry.
-       (dbx_register_map, dbx64_register_map, svr4_dbx_register_map):
-       Add fpcr entry.
-       (print_reg): Assert REGNO (x) != FPCR_REG.
-
-       * config/i386/i386.md (FPCR_REG, R11_REG): New constants.
-       (DIRFLAG_REG): Renumber.
-       (x86_fnstcw_1, x86_fldcw_1): Use FPCR_REG instead of FPSR_REG.
-       (*sibcall_1_rex64_v, *sibcall_value_1_rex64_v): Use R11_REG.
-       (sse_prologue_save, *sse_prologue_save_insn): Renumber
-       hardcoded SSE register numbers.
-
-       * config/i386/mmx.md (mmx_emms, mmx_femms): Renumber
-       hardcoded MMX register numbers.
-
-2006-10-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       PR middle-end/29335
-       * builtins.c (fold_builtin_sin, fold_builtin_atan): Remove.
-       (do_mpfr_arg1): Add `min', `max' and `inclusive' arguments.
-       Update all callers.
-       (BUILT_IN_SIN, BUILT_IN_ATAN): Handle in main switch.
-       (BUILT_IN_ASIN, BUILT_IN_ACOS, BUILT_IN_ATAN, BUILT_IN_ASINH,
-       BUILT_IN_ACOSH, BUILT_IN_ATANH, BUILT_IN_SINH, BUILT_IN_COSH,
-       BUILT_IN_TANH): Calculate compile-time arguments using MPFR.
-
-2006-10-24  Richard Guenther  <rguenther@suse.de>
-
-       PR middle-end/28796
-       * builtins.c (fold_builtin_classify): Use HONOR_INFINITIES
-       and HONOR_NANS instead of MODE_HAS_INFINITIES and MODE_HAS_NANS
-       for deciding optimizations in consistency with fold-const.c
-       (fold_builtin_unordered_cmp): Likewise.
-
-2006-10-24  Richard Guenther  <rguenther@suse.de>
-
-       * builtins.c (fold_builtin_floor): Fold floor (x) where
-       x is nonnegative to trunc (x).
-       (fold_builtin_int_roundingfn): Fold lfloor (x) where x is
-       nonnegative to FIX_TRUNC_EXPR.
-
-2006-10-24  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/29567
-       * tree-vrp.c (register_edge_assert_for_1): Fix wrong logic
-       for TRUTH_NOT_EXPR.  Clarify comments.
-
-2006-10-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       PR middle-end/29335
-       * builtins.c (fold_builtin_exponent): Evaluate constant arguments
-       at compile-time using MPFR.  Change parameter VALUE to FUNC,
-       update all callers.
-       (do_mpfr_arg1): Rename `exact' to `inexact'.  Carefully check
-       for overflow and underflow at all times and avoid folding in
-       those cases.
-
-2006-10-24  Ben Elliston  <bje@au.ibm.com>
-
-       * reload1.c: Formatting fixes.
-
-2006-10-23  Zdenek Dvorak <dvorakz@suse.cz>
-
-       PR tree-optimization/14784
-       * tree-flow.h (struct var_ann_d): Add is_heapvar bit.
-       * tree-ssa-structalias.c (get_constraint_for,
-       intra_create_variable_infos): Set is_heapvar.
-       * tree-ssa-operands.c (access_can_touch_variable): Do not handle
-       non-heapvar pointer variables specially.
-
-2006-10-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       PR middle-end/29335
-       * builtins.c (fold_builtin_sin, fold_builtin_cos,
-       fold_builtin_tan): Fold all constant arguments.  Take a "type"
-       argument as necessary.
-       (do_mpfr_arg1): New.
-       * real.c, real.h (real_from_mpfr, mpfr_from_real): New.
-
-2006-10-23  Bob Wilson  <bob.wilson@acm.org>
-
-       * config/xtensa/lib1funcs.asm: Use C-style comments.
-
-2006-10-23 Rafael Avila de Espindola  <rafael.espindola@gmail.com>
-
-       * tree.c (local_define_builtin): Replace calls to
-       lang_hooks.builtin_function with add_builtin_function.
-       * c-objc-common.h (LANG_HOOKS_BUILTIN_FUNCTION): Define as
-       c_builtin_function.
-       * c-tree.h (builtin_function): Rename to c_builtin_function. Change
-       the signature.
-       * c-decl.c (builtin_function): Rename to c_builtin_function. Move
-       common code to add_builtin_function.
-       * langhooks.c (add_builtin_function): New function.
-       (lhd_builtin_function): New function.
-       * langhooks.h (struct lang_hooks): Change the signature of
-       builtin_function.
-       (add_builtin_function): New function.
-       * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Replace
-       calls to lang_hooks.builtin_function with add_builtin_function.
-       * c-common.c (decl_builtin_1): Replace calls to
-       lang_hooks.builtin_function with add_builtin_function.
-       * config/alpha/alpha.c (alpha_init_builtins): Replace calls to
-       lang_hooks.builtin_function with add_builtin_function.
-       * config/frv/frv.c (def_builtin): Replace calls to
-       lang_hooks.builtin_function with add_builtin_function.
-       * config/s390/s390.c (s390_init_builtins): Replace calls to
-       lang_hooks.builtin_function with add_builtin_function.
-       * config/sparc/sparc.c (def_builtin): Replace calls to
-       lang_hooks.builtin_function with add_builtin_function.
-       * config/i386/i386.c (def_builtin): Replace calls to
-       lang_hooks.builtin_function with add_builtin_function.
-       * config/sh/sh.c (sh_media_init_builtins): Replace calls to
-       lang_hooks.builtin_function with add_builtin_function.
-       * config/c4x/c4x.c (c4x_init_builtins): Replace calls to
-       lang_hooks.builtin_function with add_builtin_function.
-       * config/stormy16/stormy16.c (xstormy16_init_builtins):
-       Replace calls to lang_hooks.builtin_function with
-       add_builtin_function.
-       * config/iq2000/iq2000.c (def_builtin):
-       Replace calls to lang_hooks.builtin_function with
-       add_builtin_function.
-       * config/ia64/ia64.c (def_builtin): Replace calls to
-       lang_hooks.builtin_function with add_builtin_function.
-       * config/rs6000/rs6000.c (def_builtin): Replace calls to
-       lang_hooks.builtin_function with add_builtin_function.
-       (altivec_init_builtins): Replace calls to
-       lang_hooks.builtin_function with add_builtin_function.
-       * config/arm/arm.c (def_mbuiltin): Replace calls to
-       lang_hooks.builtin_function with add_builtin_function.
-       (arm_init_tls_builtins): Replace calls to
-       lang_hooks.builtin_function with add_builtin_function.
-       * config/mips/mips.c (mips_init_builtins): Replace calls to
-       lang_hooks.builtin_function with add_builtin_function.
-       * config/bfin/bfin.c (def_builtin): Replace calls to
-       lang_hooks.builtin_function with add_builtin_function.
-       * langhooks-def.h (lhd_builtin_function): New function.
-       (LANG_HOOKS_BUILTIN_FUNCTION): Define as lhd_builtin_function.
-
-2006-10-23  Jakub Jelinek  <jakub@redhat.com>
-
-       * builtins.c (expand_builtin, maybe_emit_chk_warning): Handle
-       BUILT_IN_STRNCAT_CHK.
-
-2006-10-23  Jan Hubicka  <jh@suse.cz>
-
-       * builtins.c (expand_builtin_memmove): Remove ORIG_EXP argument;
-       don't do conversion from memmove to memcpy here.
-       (expand_builtin_bcopy, expand_builtin): Update call of
-       expand_builtin_memmove.
-       (fold_builtin_memory_op): Do folding of memmove to memcpy here.
-
-2006-10-23  Paul Brook  <paul@codesourcery.com>
-
-       * stor-layout.c (start_record_layout): maximum_field_alignment
-       overrides STRUCTURE_SIZE_BOUNDARY.
-
-2006-10-23  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/predicates.md ("bras_sym_operand"): Do not accept
-       nonlocal function symbols if flag_pic.
-
-2006-10-23  Richard Guenther  <rguenther@suse.de>
-
-       PR middle-end/27132
-       PR middle-end/23295
-       * builtins.c (fold_binary): Remove checks for flag_wrapv
-       and flag_trapv where negate_expr_p covers these cases.
-
-2006-10-23  Richard Guenther  <rguenther@suse.de>
-
-       PR middle-end/29548
-       * fold-const.c (fold_plusminus_mult_expr): Check exact power
-       of two on the absolute value.
-       (fold_binary): Fold x * -C to -x * C if x is easily negatable
-       and negating -C does not overflow.
-
-2006-10-23  Richard Guenther  <rguenther@suse.de>
-
-       PR middle-end/21032
-       * convert.c (convert_to_real): Fold (float)-x to -(float)x
-       only if not flag_rounding_math.
-
-2006-10-22  Richard Sandiford  <richard@codesourcery.com>
-           Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       PR target/28232
-       * config/sh/sh.c (expand_block_move): Use a BLKmode rather than
-       SImode memory reference for the source of a movua.
-       * config/sh/sh.md (UNSPEC_MOVUA): New macro.
-       (movua): Use an unspec instead of sign_extract.  Expect the source
-       to have mode BLKmode.
-       (extv, insv): Use a BLKmode rather than SImode memory reference
-       for the source of a movua.
-
-2006-10-22  Jeff Law  <law@redhat.com>
-       Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/15911
-       * tree-vrp.c (extract_code_and_val_from_cond): New function.
-       (register_edge_assert_for_1): Likewise.
-       (register_edge_assert_for): Handle &&/&/||/| in conditionals.
-       (find_conditional_asserts): Adjust for new function signature.
-       (find_assert_locations): Likewise.
-
-2006-10-22  H.J. Lu  <hongjiu.lu@intel.com>
-
-       * config/i386/tmmintrin.h: Remove the duplicated content.
-
-2006-10-22  H.J. Lu  <hongjiu.lu@intel.com>
-
-       * config.gcc (i[34567]86-*-*): Add tmmintrin.h to extra_headers.
-       (x86_64-*-*): Likewise.
-
-       * config/i386/i386.c (pta_flags): Add PTA_SSSE3.
-       (override_options): Check SSSE3.
-       (ix86_builtins): Add IX86_BUILTIN_PHADDW, IX86_BUILTIN_PHADDD,
-       IX86_BUILTIN_PHADDSW, IX86_BUILTIN_PHSUBW, IX86_BUILTIN_PHSUBD,
-       IX86_BUILTIN_PHSUBSW, IX86_BUILTIN_PMADDUBSW,
-       IX86_BUILTIN_PMULHRSW, IX86_BUILTIN_PSHUFB,
-       IX86_BUILTIN_PSIGNB, IX86_BUILTIN_PSIGNW, IX86_BUILTIN_PSIGND,
-       IX86_BUILTIN_PALIGNR, IX86_BUILTIN_PABSB, IX86_BUILTIN_PABSW,
-       IX86_BUILTIN_PABSD, IX86_BUILTIN_PHADDW128,
-       IX86_BUILTIN_PHADDD128, IX86_BUILTIN_PHADDSW128,
-       IX86_BUILTIN_PHSUBW128, IX86_BUILTIN_PHSUBD128,
-       IX86_BUILTIN_PHSUBSW128, IX86_BUILTIN_PMADDUBSW128,
-       IX86_BUILTIN_PMULHRSW128, IX86_BUILTIN_PSHUFB128,
-       IX86_BUILTIN_PSIGNB128, IX86_BUILTIN_PSIGNW128,
-       IX86_BUILTIN_PSIGND128, IX86_BUILTIN_PALIGNR128,
-       IX86_BUILTIN_PABSB128, IX86_BUILTIN_PABSW128 and
-       IX86_BUILTIN_PABSD128.
-       (bdesc_2arg): Add SSSE3.
-       (bdesc_1arg): Likewise.
-       (ix86_init_mmx_sse_builtins): Support SSSE3.
-       (ix86_expand_builtin): Likewise.
-       * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Likewise.
-
-       * config/i386/i386.md (UNSPEC_PSHUFB): New.
-       (UNSPEC_PSIGN): Likewise.
-       (UNSPEC_PALIGNR): Likewise.
-       Include mmx.md before sse.md.
-
-       * config/i386/i386.opt: Add -mssse3.
-
-       * config/i386/sse.md (ssse3_phaddwv8hi3): New pattern for SSSE3.
-       (ssse3_phaddwv4hi3): Likewise.
-       (ssse3_phadddv4si3): Likewise.
-       (ssse3_phadddv2si3): Likewise.
-       (ssse3_phaddswv8hi3): Likewise.
-       (ssse3_phaddswv4hi3): Likewise.
-       (ssse3_phsubwv8hi3): Likewise.
-       (ssse3_phsubwv4hi3): Likewise.
-       (ssse3_phsubdv4si3): Likewise.
-       (ssse3_phsubdv2si3): Likewise.
-       (ssse3_phsubswv8hi3): Likewise.
-       (ssse3_phsubswv4hi3): Likewise.
-       (ssse3_pmaddubswv8hi3): Likewise.
-       (ssse3_pmaddubswv4hi3): Likewise.
-       (ssse3_pmulhrswv8hi3): Likewise.
-       (ssse3_pmulhrswv4hi3): Likewise.
-       (ssse3_pshufbv16qi3): Likewise.
-       (ssse3_pshufbv8qi3): Likewise.
-       (ssse3_psign<mode>3): Likewise.
-       (ssse3_psign<mode>3): Likewise.
-       (ssse3_palignrti): Likewise.
-       (ssse3_palignrdi): Likewise.
-       (abs<mode>2): Likewise.
-       (abs<mode>2): Likewise.
-
-       * config/i386/tmmintrin.h: New file.
-
-       * doc/extend.texi: Document SSSE3 built-in functions.
-
-       * doc/invoke.texi: Document -mssse3/-mno-ssse3 switches.
-
-2006-10-22  Ira Rosen  <irar@il.ibm.com>
-
-       * tree-vect-transform.c (vectorizable_load): Use the type of the
-       return value of the mask_for_load builtin to create realign_load
-       stmt.
-
-2006-10-22  Richard Sandiford  <richard@codesourcery.com>
-
-       * config/mips/mips.c (mips_split_const): Don't accept bare PLUS
-       expressions.
-
-2006-10-21  H.J. Lu  <hongjiu.lu@intel.com>
-
-       * config/i386/i386.md (UNSPEC_LDQQU): Renamed to ...
-       (UNSPEC_LDDQU): This.
-       * config/i386/sse.md (sse3_lddqu): Updated.
-
-2006-10-21  Richard Guenther  <rguenther@suse.de>
-
-       * builtins.c (expand_builtin_int_roundingfn_2): New function.
-       (expand_builtin): Use it to expand lrint instead of
-       expand_builtin_mathfn.
-
-2006-10-21  Uros Bizjak  <uros@kss-loka.si>
-
-       PR middle-end/28252
-       * builtins.c (fold_builtin): Fold pow(x,1.0/3.0) as cbrt(x) if
-       flag_unsafe_math_optimizations is set.
-
-2006-10-21  Uros Bizjak  <uros@kss-loka.si>
-
-       PR target/19398
-       * config/i386/i386.md (fix_trunc?f?i_sse): Add peephole2
-       patterns to use memory input operand in x87->mem->XMM
-       reload sequences.  Skip transformation for TARGET_K8.
-
-2006-10-21  Uros Bizjak  <uros@kss-loka.si>
-
-       * config/i386/i386.md (extendsfdf2, extendsfxf2, extenddfxf2): Do not
-       force operand1 to register if both operands are memory operands.
-       (*extendsfdf2_mixed, *extendsfdf2_sse, *extendsfdf2_i387)
-       (*extendsfxf2_i387, *extenddfxf2_i387): Do not disable pattern
-       if both operands are memory operands.
-       (truncdfsf2): Do not force operand1 to register if both operands
-       are memory operands.
-
-2006-10-21  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * Makefile.in (LIBS): Add $(GMPLIBS).
-       * doc/install.texi: Update GMP and MPFR requirements.
-       * doc/sourcebuild.texi (need_gmp): Delete.
-
-2006-10-21  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/3511
-       * tree-ssa-pre.c (phi_translate): Fold CALL_EXPRs that
-       got new invariant arguments during PHI translation.
-
-2006-10-21  Richard Guenther  <rguenther@suse.de>
-
-       PR middle-end/26898
-       * fold-const.c (fold_comparison): Fold signed comparisons
-       of the form X +- C1 CMP Y +- C2.
-
-2006-10-21  Richard Guenther  <rguenther@suse.de>
-
-       PR target/19116
-       * config/i386/i386.c (override_options): Do not set MASK_IEEE_FP
-       if flag_unsafe_math_optimizations is specified.  We have
-       flag_finite_math_only for that.
-       * config/i386/i386.md (sqrtxf2): Do not require TARGET_IEEE_FP
-       or flag_unsafe_math_optimizations.
-
-2006-10-21  Richard Guenther  <rguenther@suse.de>
-
-       * builtins.c (fold_builtin_classify): Fix typo.
-
-2006-10-21  Richard Guenther  <rguenther@suse.de>
-
-       PR middle-end/28796
-       * simplify-rtx.c (simplify_const_relational_operation):
-       Do not constant-fold ORDERED and UNORDERED for
-       flag_unsafe_math_optimizations but only we do not need to
-       honor NaNs for the given mode.
-
-2006-10-21  Richard Guenther  <rguenther@suse.de>
-
-       PR target/29512
-       * config/i386/i386.c (classify_argument): Remove redundant
-       walking of the BINFOs.
-       (contains_128bit_aligned_vector_p): Likewise.
-
-2006-10-20  Mark Mitchell  <mark@codesourcery.com>
-
-       * BASE-VER: Set to 4.3.0.
-
-2006-10-20  Daniel Berlin  <dberlin@dberlin.org>
-
-       * tree.h (DECL_PTA_ARTIFICIAL): Remove.
-       (tree_decl_with_vis): Remove artificial_pta_var flag.
-       * tree-flow.h (referenced_var_check_and_insert): Expose.
-       (nonlocal_all): New prototype.
-       * tree-ssa-structalias.c (nonlocal_for_type): Remove.
-       (nonlocal_all): Make global.
-       (nonlocal_lookup): Remove.
-       (nonlocal_insert): Ditto.
-       (create_nonlocal_var): Do not call nonlocal_insert.
-       (get_nonlocal_id_for_type): Remove.
-       (find_global_initializers): Mark new vars we find for renaming.
-       (intra_create_variable_infos): Only create one nonlocal.
-       (expand_nonlocal_solutions): Remove.
-       (compute_points_to_sets): Don't call it.
-       (ipa_pta_execute): Ditto.
-       (init_alias_heapvars): Don't create nonlocal_for_type.
-       (delete_alias_heapvars): Don't remove it.
-       * tree-ssa-operands.c (access_can_touch_variable): Don't prune
-       nonlocal_all.
-
-2006-10-19  Brooks Moses  <bmoses@stanford.edu>
-
-       * doc/install.texi (Downloading GCC): Clarify mention of
-       Fortran in the "full distribution" description.
-
-2006-10-19  Daniel Berlin  <dberlin@dberlin.org>
-
-       Fix PR tree-optimization/28778
-       Fix PR tree-optimization/29156
-       Fix PR tree-optimization/29415
-       * tree.h (DECL_PTA_ARTIFICIAL): New macro.
-       (tree_decl_with_vis): Add artificial_pta_var flag.
-       * tree-ssa-alias.c (is_escape_site): Remove alias info argument,
-       pushed into callers.
-       * tree-ssa-structalias.c (nonlocal_for_type): New variable.
-       (nonlocal_all): Ditto.
-       (struct variable_info): Add directly_dereferenced member.
-       (var_escaped_vars): New variable.
-       (escaped_vars_tree): Ditto.
-       (escaped_vars_id): Ditto.
-       (nonlocal_vars_id): Ditto.
-       (new_var_info): Set directly_dereferenced.
-       (graph_size): New variable
-       (build_constraint_graph): Use graph_size.
-       (solve_graph): Don't process constraints that cannot change the
-       solution, don't try to propagate an empty solution to our
-       successors.
-       (process_constraint): Set directly_dereferenced.
-       (could_have_pointers): New function.
-       (get_constraint_for_component_ref): Don't process STRING_CST.
-       (nonlocal_lookup): New function.
-       (nonlocal_insert): Ditto.
-       (create_nonlocal_var): Ditto.
-       (get_nonlocal_id_for_type): Ditto.
-       (get_constraint_for): Allow results vector to be empty in the case
-       of string constants.
-       Handle results of calls properly.
-       (update_alias_info): Update alias info stats on number and type of
-       calls.
-       (find_func_aliases): Use could_have_pointers.
-       (make_constraint_from_escaped): Renamed from
-       make_constraint_to_anything, and changed to make constraints from
-       escape variable.
-       (make_constraint_to_escaped): New function.
-       (find_global_initializers): Ditto.
-       (create_variable_info_for): Make constraint from escaped to any
-       global variable, and from any global variable to the set of
-       escaped vars.
-       (intra_create_variable_infos): Deal with escaped instead of
-       pointing to anything.
-       (set_uids_in_ptset): Do type pruning on directly dereferenced
-       variables.
-       (find_what_p_points_to): Adjust call to set_uids_with_ptset.
-       (init_base_vars): Fix comment, and initialize escaped_vars.
-       (need_to_solve): Removed.
-       (find_escape_constraints): New function.
-       (expand_nonlocal_solutions): Ditto.
-       (compute_points_to_sets): Call find_escape_constraints and
-       expand_nonlocal_solutions.
-       (delete_points_to_sets): Don't fall off the end of the graph.
-       (init_alias_heapvars): Initialize nonlocal_for_type and
-       nonlocal_all.
-       (delete_alias_heapvars): Free nonlocal_for_type and null out
-       nonlocal_all.
-
-2006-10-19  Eric Botcazou  <ebotcazou@adacore.com>
-
-       * fold-const.c (add_double): Rename to add_double_with_sign.
-       Add 'unsigned_p' parameter and take it into account for the overflow.
-       (mul_double): Rename to mul_double_with_sign.
-       Add 'unsigned_p' parameter and take it into account for the overflow.
-       (fold_div_compare): Call add_double_with_sign instead of add_double
-       and mul_double_with_sign instead of mul_double, passing them the
-       unsignedness of the type.
-       * tree.h (add_double): Macroize.
-       (add_double_with_sign): New prototype.
-       (mul_double): Macroize.
-       (mul_double_with_sign): New prototype.
-
-2006-10-19  Chen Liqin  <liqin@sunnorth.com.cn>
-
-       * config/score/crti.asm: New file.
-       * config/score/crtn.asm: New file.
-       * config/score/elf.h: New file.
-       * config/score/mac.md: New file.
-       * config/score/misc.md: New file.
-       * config/score/mul-div.S: New file.
-       * config/score/predicates.md: New file.
-       * config/score/score7.md: New file.
-       * config/score/score.c: New file.
-       * config/score/score-conv.h: New file.
-       * config/score/score.h: New file.
-       * config/score/score.md: New file.
-       * config/score/score-mdaux.c: New file.
-       * config/score/score-mdaux.h: New file.
-       * config/score/score-modes.def: New file.
-       * config/score/score.opt: New file.
-       * config/score/score-protos.h: New file.
-       * config/score/score-version.h: New file.
-       * config/score/t-score-elf: New file.
-       * config.gcc: Add score*-*-* configurations(Update before).
-       * doc/invoke.texi (Score Options): New section.
-       * doc/md.texi (Score family): New section to document constraints.
-
-2006-10-19  Nick Clifton  <nickc@redhat.com>
-
-       * config/arm/arm.c: Fix spelling typo.
-
-2006-10-18  Tom Tromey  <tromey@redhat.com>
-
-       * doc/install.texi (Prerequisites): Mention automake 1.9.6.
-
-2006-10-18  Jan Hubicka  <jh@suse.cz>
-
-       PR middle-end/29299
-       * cfgexpand.c (expand_used_vars_for_block): Vars marked used by user
-       are used.
-
-2006-10-18  Marcin Dalecki  <martin@dalecki.de>
-
-       * omp-low.c (expand_parallel_call): Use BSI_SAME_STMT instead of
-       TSI_SAME_STMT, since that's the desired entity.
-
-2006-10-17  Wolfgang Gellerich  <gellerich@de.ibm.com>
-
-       * config/s390/contraints.md: New file.
-       * config/s390/s390-protos.h (s390_mem_constraint,
-       s390_O_constraint_str, s390_N_constraint_str,
-       s390_float_const_zero_p): Function prototypes added.
-       * config/s390/s390.c (s390_extra_constraint_str,
-       s390_const_double_ok_for_constraint_p,
-       s390_const_ok_for_constraint_p): Functions removed.
-       (s390_mem_constraint, s390_O_constraint_str, s390_N_constraint_str,
-       s390_float_const_zero_p): New functions.
-       * config/s390/s390.h (REG_CLASS_FROM_LETTER, CONST_OK_FOR_CONSTRAINT_P,
-       CONST_DOUBLE_OK_FOR_CONSTRAINT_P, EXTRA_CONSTRAINT_STR,
-       EXTRA_MEMORY_CONSTRAINT, EXTRA_ADDRESS_CONSTRAINT, CONSTRAINT_LEN):
-       Macro definitions removed.
-       (s390_const_ok_for_constraint_p, s390_const_double_ok_for_constraint_p,
-       s390_extra_constraint_str): Functions removed.
-
-2006-10-17  Andrew Pinsiki  <pinskia@gmail.com>
-           Richard Sandiford  <richard@codesourcery.com>
-
-       PR target/29413
-       * config/mips/linux.h (SUBTARGET_CC1_SPEC): Override.
-       * config/mips/mips.h (CC1_SPEC): Override any earlier definition.
-
-2006-10-16  Geoffrey Keating  <geoffk@apple.com>
-
-       * config/rs6000/sysv4.h (DBX_REGISTER_NUMBER): Move to rs6000.h.
-       (DWARF2_FRAME_REG_OUT): Likewise.
-       * config/rs6000/rs6000.h (DBX_REGISTER_NUMBER): Move from sysv4.h.
-       (DWARF2_FRAME_REG_OUT): Likewise.
-
-2006-10-17  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (arm_rtx_costs_1): Handle multiply-accumulate.
-
-2006-10-16  Brooks Moses  <bmoses@stanford.edu>
-
-       * doc/contrib.texi, doc/install.texi, doc/standards.texi:
-       Standardize on "GNU Fortran" as the official name of the Fortran
-       compiler.
-
-2006-10-16  Mike Stump  <mrs@apple.com>
-
-       * doc/invoke.texi (Darwin Options): Document -mkernel.
-       * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Add
-       -mkernel support.
-       (C_COMMON_OVERRIDE_OPTIONS): Add -mkernel support.  Add
-       SUBTARGET_C_COMMON_OVERRIDE_OPTIONS callout.
-       (CC1_SPEC): Don't turn on -fPIC when -mkernel is given.
-       (OS_MISSING_ALTIVEC): Add.
-       * config/i386/i386.c (override_options): Add
-       SUBSUBTARGET_OVERRIDE_OPTIONS callout.
-       * config/i386/darwin.h (CC1_SPEC): Don't turn on -fPIC when
-       -mkernel, -static or -mdynamic-no-pic is given.
-       (C_COMMON_OVERRIDE_OPTIONS): Add.
-       * config/darwin.opt (fapple-kext): Add.
-       (mkernel): Add.
-       * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add
-       -fapple-kext, -findirect-virtual-calls, -fterminated-vtables and
-       -mkernel support.
-       (SUBSUBTARGET_OVERRIDE_OPTIONS): Add.
-       (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): Add.
-       (CPP_SPEC): Move defines for __DYNAMIC__ and __STATIC__ from here...
-       (SUBTARGET_ATTRIBUTE_TABLE): Add apple_kext_compatibility.
-       (TARGET_CXX_CDTOR_RETURNS_THIS): Add.
-       (flag_mkernel): Add.
-       (flag_apple_kext): Add.
-       (TARGET_KEXTABI): Add.
-       * config/darwin.c (darwin_handle_kext_attribute): Add.
-       (DARWIN_VTABLE_P): Add.
-       (darwin_binds_local_p): Add partial support for rebinding vtables
-       in kexts.
-       (darwin_kextabi_p): Add.
-       (darwin_override_options): Add.
-       * config/darwin-protos.h (darwin_handle_kext_attribute): Add.
-       (darwin_kextabi_p): Add.
-       (darwin_override_options): Add.
-       * config/darwin-c.c (darwin_cpp_builtins): ... move defines for
-       __DYNAMIC__ and __STATIC__ here.
-
-2006-10-16  Brooks Moses  <bmoses@stanford.edu>
-
-       * doc/sourcebuild.texi, doc/makefile.texi, doc/install.texi:
-       Added mention of "make pdf" target, and Texinfo requirements for
-       same.
-
-2006-10-16  DJ Delorie  <dj@redhat.com>
-
-       * config/s390/s390.c (s390_decompose_address): Allow symbol+offset
-       into the GOT in case we need a subreg of the address.
-
-2006-10-16  Richard Guenther  <rguenther@suse.de>
-
-       PR target/25519
-       * doc/extend.texi (X86 Built-in Functions): Fix typos in
-       SSE builtin documentation.  Document SSE2 builtins.
-
-2006-10-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       * pa64-hpux.h (LINK_SPEC): Force __cxa_finalize to be an undefined
-       symbol in the output file for non-shared links when -nostdlib or
-       -nodefaultlibs isn't specified.
-
-       * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*): Default to
-       posix thread support.
-
-2006-10-15  Jan Hubicka  <jh@suse.cz>
-
-       PR middle-end/29241
-       * cgraphunit.c (cgraph_preserve_function_body_p): Preserve functions
-       declared always_inline even when not inlining.
-
-2006-10-15  Eric Botcazou  <ebotcazou@libertysurf.fr>
-           John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-           Andrew Pinski  <pinskia@gmail.com>
-
-       PR middle-end/29111
-       * builtins.c (get_pointer_alignment): Return 0 if TER is not run.
-
-2006-10-15  Jan Hubicka  <jh@suse.cz>
-           Richard Guenther  <rguenther@suse.de>
-
-       PR middle-end/29299
-       * cgraphunit.c (cgraph_finalize_compilation_unit): Call
-       process_function_and_variable_attributes on all variables, including
-       those discovered during cgraph construction phase.
-
-2006-10-15  Bernhard Fischer  <aldot@gcc.gnu.org>
-
-       * final.c: Update Copyright year. Commentary typo fix. Fix whitespace
-
-2006-10-14  Uros Bizjak  <uros@kss-loka.si>
-
-       * config/i386/athlon.md (athlon_fist): Add fisttp.
-
-2006-10-13  David Edelsohn  <edelsohn@gnu.org>
-           Ian Lance Taylor  <ian@airs.com>
-
-       PR middle-end/29250
-       * expr.c (expand_expr_real_1) <NON_LVALUE_EXPR, NOP_EXPR,
-       CONVERT_EXPR>: Change EXPAND_SUM modifier to EXPAND_NORMAL when
-       recursing.
-
-2006-10-14  Kazu Hirata  <kazu@codesourcery.com>
-
-       * config/score/score.c, config/score/score.h: Fix comment
-       typos.
-
-2006-10-13  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       PR bootstrap/29402
-       * Makefile.in (ALL_GTFILES_H): Use $(sort ...) instead of
-       shell pipeline.
-
-2006-10-13  Eric Christopher  <echristo@apple.com>
-
-       * config/darwin.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
-
-2006-10-13  Carlos O'Donell  <carlos@codesourcery.com>
-
-       Revert this change:
-       2006-10-13  Carlos O'Donell  <carlos@codesourcery.com>
-       * config/elfos.h (MAX_OFILE_ALIGNMENT): Default to largest
-       alignment supported by 32-bit ELF.
-
-2006-10-13  Eric Christopher  <echristo@apple.com>
-
-       * config/darwin.c (darwin_emit_unwind_label): Strip
-       name encoding. Use DECL_ASSEMBLER_NAME_SET_P.
-
-2006-10-13  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/29446
-       * tree-vrp.c (fix_equivalence_set): Remove.
-       (extract_range_from_assert): Do not call fix_equivalence_set.
-       (debug_value_range): Print a newline.
-       (compare_name_with_value): For equivalence sets with
-       inconsistent value ranges conservatively bail out.
-       (compare_names): Likewise.
-
-2006-10-13  David Edelsohn  <edelsohn@gnu.org>
-
-       * doc/install.texi (*-ibm-aix*): Add comment about 32-bit GMP
-       and MPFR for gfortran.
-
-2006-10-13  Carlos O'Donell  <carlos@codesourcery.com>
-
-       * config/elfos.h (MAX_OFILE_ALIGNMENT): Default to largest
-       alignment supported by 32-bit ELF.
-
-2006-10-13  Paolo Bonzini  <bonzini@gnu.org>
-
-       PR c/29092
-
-       * c-typeck.c (digest_init): Always allow initializing vectors
-       that have static storage duration with compound literals.
-       * tree.c (build_type_attribute_qual_variant): New, based on
-       build_type_attribute_variant.
-       (build_type_attribute_variant): Rewrite using the former.
-       (make_vector_type): Use build_type_attribute_qual_variant to build
-       type variants.  Use type_hash_canon on the others.
-
-2006-10-13  Daniel Berlin <dberlin@dberlin.org>
-           Ramana Radhakrishnan  <ramana.radhakrishnan@celunite.com>
-
-       * tree-flow-inline.h (zero_ssa_operands): Fix comment.
-
-2006-10-12  Jan Hubicka  <jh@suse.cz>
-
-       PR c/28419
-       * c-decl.c (c_make_fname_decl): Do not segfault in case where
-       current_function_decl is set but current_function_scope is not.
-
-2006-10-12  Jie Zhang  <jie.zhang@analog.com>
-
-       * config/bfin/bfin.md (eh_return): Call emit_jump_insn instead of
-       emit_insn to emit eh_return_internal instruction.
-       (eh_return_internal): Explicitly set pc.
-
-2006-10-11  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/28230
-       * tree-vrp.c (vrp_int_const_binop): Move flag_wrapv handling
-       to the correct place.
-
-2006-10-11  Richard Guenther  <rguenther@suse.de>
-
-       PR inline-asm/29119
-       * gimplify.c (gimplify_asm_expr): Mark the gimplified lvalue
-       addressable.
-
-2006-10-10  Brooks Moses  <bmoses@stanford.edu>
-
-       * configure.ac: Added pdf to "Make-hooks"
-       * Makefile.in: Added TEXI2PDF definition, and various pdf-file
-       targets and *.pdf file patterns in cleanup targets.
-       * configure: Regenerated.
-
-2006-10-10  Anatoly Sokolov <aesok@post.ru>
-
-       * config/avr/predicates.md: New file.
-       * config/avr/avr.md: Include it.
-       (REG_SP): New constant.
-       (peepholes): Use predicates.
-       (sbrx_branch, sbrx_and_branchhi, sbrx_and_branchsi, branch, rvbranch,
-       difficult_branch,  difficult_rvbranch, cbi, sbi, sbix_branch,
-       sbix_branch_bit7, sbix_branch_tmp, sbix_branch_tmp_bit7): Ditto.
-
-2006-10-10  Adam Nemet  <anemet@caviumnetworks.com>
-
-       * config/mips/mips.c (mips_save_restore_reg): Use gen_frame_mem to
-       avoid alias set 0.
-
-2006-10-10  Jakub Jelinek  <jakub@redhat.com>
-
-       PR middle-end/29272
-       * builtins.c (var_decl_component_p): New function.
-       (fold_builtin_memset, fold_builtin_memory_op): Restrict
-       single entry optimization to variables and components thereof.
-
-2006-10-10  Richard Guenther  <rguenther@suse.de>
-
-       PR rtl-optimization/29323
-       * except.c (set_nothrow_function_flags): For functions
-       that do not bind local bail out early.
-
-2006-10-10  Ben Elliston  <bje@au.ibm.com>
-
-       * doc/invoke.texi (RS/6000 and PowerPC Options): Add -m to the
-       -mdlmzb option.
-
-2006-10-09  Richard Henderson  <rth@redhat.com>
-
-       Revert emutls patch.
-
-2006-10-09  Richard Guenther  <rguenther@suse.de>
-
-       PR middle-end/29254
-       * cgraphunit.c (verify_cgraph_node): Bail out on earlier
-       errors.
-
-2006-10-09  Steve Ellcey  <sje@cup.hp.com>
-
-       PR target/27880
-       * unwind-c.c (PERSONALITY_FUNCTION): Ifdef use of _Unwind_GetIPInfo.
-       * configure.ac (HAVE_GETIPINFO): Check for _Unwind_GetIPInfo.
-       * configure: Regenerate.
-       * config.in: Regenerate.
-
-2006-10-09  Aldy Hernandez  <aldyh@redhat.com>
-
-       * tree-mudflap.c (mf_xform_derefs_1): Add parentheses around TREE_TYPE.
-
-2006-10-08  Richard Sandiford  <richard@codesourcery.com>
-
-       * config/mips/mips.c (mips_legitimize_tls_address): Implement
-       all TLS models in the same way as local exec if !TARGET_ABICALLS.
-       Remove stray newline.
-
-2006-10-08  Richard Sandiford  <richard@codesourcery.com>
-
-       * config/mips/mips.c (mips_classify_symbol): Do not return
-       SYMBOL_SMALL_DATA if SYMBOL_REF_WEAK.
-       (mips_in_small_data_p): Tweak comments.
-
-2006-10-08  Richard Sandiford  <richard@codesourcery.com>
-
-       * config/mips/elf.h (HANDLE_PRAGMA_PUSH_POP): Define.
-
-2006-10-07  Kazu Hirata  <kazu@codesourcery.com>
-
-       * gimplify.c, sched-int.h: Fix comment typos.
-
-       * sched-int.h: Fix comment typos.
-
-2006-10-06  Maxim Kuvyrkov  <mkuvyrkov@ispras.ru>
-
-       * sched-int.h (IS_SPECULATION_CHECK_P, IS_SPECULATION_SIMPLE_CHECK_P):
-       New macros.
-       * sched-ebb.c (begin_schedule_ready): Use them.
-       * haifa-sched.c (schedule_insn, move_insn, try_ready,
-       add_to_speculative_block, create_check_block_twin, speculate_insn,
-       fix_jump_move, move_block_after_check): Ditto.
-       * sched-rgn.c (new_ready): Ditto.
-
-2006-10-06  Maxim Kuvyrkov  <mkuvyrkov@ispras.ru>
-
-       PR rtl-optimization/29128
-       * sched-int.h (IS_SPECULATION_BRANCHY_CHECK_P): New macro.
-       * sched-ebb.c (advance_target_bb): Use it to fix condition to
-       allow interblock movement of speculation checks.
-
-2006-10-06  Zdenek Dvorak <dvorakz@suse.cz>
-
-       PR middle-end/29256
-       * tree-ssa-loop-ivopts.c (determine_base_object): Handle pointers
-       casted to integer type.
-       (get_address_cost): Decrease cost of [symbol + index] addressing modes
-       if they are significantly more expensive than [reg + index] ones.
-
-2006-10-06  Jakub Jelinek  <jakub@redhat.com>
-
-       PR tree-optimization/29330
-       * tree-data-ref.c (free_data_ref): Use DR_FREE_ACCESS_FNS macro.
-       (initialize_data_dependence_relation): Clear DDR_LOOP_NEST pointer
-       on newly allocated ddrs.
-       (find_loop_nest_1, find_loop_nest): Change LOOP_NEST to a pointer
-       to VEC (loop_p, heap) pointer.
-       (compute_data_dependences_for_loop): Adjust caller.
-       (free_dependence_relations): Free DDR_LOOP_NEST.
-
-       * tree-loop-linear.c (linear_transform_loops): Don't forget to
-       free DEPENDENCE_RELATIONS and DATAREFS.
-
-       PR target/28924
-       * builtins.c (expand_builtin_sync_operation,
-       expand_builtin_compare_and_swap, expand_builtin_lock_test_and_set):
-       Use convert_to_mode to handle promoted arguments.
-
-2006-10-06  J"orn Rennecke  <joern.rennecke@st.com>
-
-       * print-tree.c (print_node_brief, print_node): Print sign of Inf.
-
-2006-10-06  J"orn Rennecke  <joern.rennecke@st.com>
-
-       * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Define.
-
-2006-10-05  Uros Bizjak  <uros@kss-loka.si>
-
-       * config/i386/sync.md ("sync_add<mode>", "sync_sub<mode>",
-       "sync_ior<mode>", "sync_and<mode>", "sync_xor<mode>"):
-       Use <modeconstraint> instead of "r" as operand 1 constraint.
-
-2006-10-06  Olivier Hainque  <hainque@adacore.com>
-
-       * gimplify.c (gimplify_type_sizes) [POINTER_TYPE, REFERENCE_TYPE]:
-       Don't recurse on the pointed-to type.
-       * c-decl.c (grokdeclarator) [cdk_pointer]: If we are in a NORMAL or
-       DECL context, attach an artificial TYPE_DECL to anonymous pointed-to
-       types with components of variable size.
-
-2006-10-06  Danny Smith  <dannysmith@users.sourceforge.net>
-
-       * config/i386/mingw32.h (GOMP_SELF_SPECS): Add -mthreads for openmp.
-
-2006-10-06  Jakub Jelinek  <jakub@redhat.com>
-
-       PR tree-optimization/29290
-       * tree-loop-linear.c (linear_transform_loops): Bail if loop_nest has
-       multiple exits.
-
-       PR target/29198
-       * config/i386/i386.c (legitimize_pic_address): Reject TLS symbols.
-       * config/i386/predicates.md (local_symbolic_operand): Likewise.
-
-       PR c/29091
-       * varasm.c (output_constant): If TREE_VECTOR_CST_ELTS chain is shorter than
-       the number of vector elements fill the rest with zeros.
-
-2006-10-05  Richard Sandiford  <richard@codesourcery.com>
-
-       * config/mips/mips.c (mips_pass_by_reference): Do not return false
-       for EABI if type is NULL.  Use a size check based on GET_MODE_SIZE
-       instead.
-
-2006-10-05  Bernd Schmidt  <bernd.schmidt@analog.com>
-
-       * config/bfin/bfin.md (subsi3): Lose expander, change previously
-       unnamed pattern into subsi3.  Use correct constraints/predicates.
-       * config/bfin/bfin.h (CONST_OK_FOR_K): Handle "KN7".
-       * config/bfin/predicates.md (reg_or_neg7bit_operand_p): New.
-
-2006-10-05  Ira Rosen  <irar@il.ibm.com>
-
-       * doc/loop.texi: Add data references analysis description.
-
-2006-10-04  Brooks Moses  <bmoses@stanford.edu>
-
-       * doc/gcov.texi: Add formatting to "Invoking gcov" section head.
-
-2006-10-04  Richard Henderson  <rth@redhat.com>
-           Jakub Jelinek  <jakub@redhat.com>
-
-       * Makefile.in (libgcc.mk, LIBGCC_DEPS): Add emutls.c.
-       * builtin-types.def (BT_WORD): Make unsigned.
-       (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
-       * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
-       (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
-       * c-decl.c (grokdeclarator): Don't error if !have_tls.
-       * c-parser.c (c_parser_omp_threadprivate): Likewise.
-       * cgraph.c (decide_is_variable_needed): Look at force_output.
-       Recurse for emulated tls.
-       * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Remove
-       checks redundant with decide_is_variable_needed.
-       (cgraph_build_static_cdtor): Do cgraph_varpool_assemble_pending_decls.
-       * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
-       emulated tls.
-       * expr.c (emutls_var_address): New.
-       (expand_expr_real_1): Expand emulated tls.
-       (expand_expr_addr_expr_1): Likewise.
-       * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
-       * output.h (emutls_finish): Declare.
-       * toplev.c (compile_file): Call it.
-       * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
-       address before wrapping in CONST.
-       * varasm.c (emutls_htab, emutls_object_type): New.
-       (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
-       (get_emutls_object_name, get_emutls_object_type): New.
-       (get_emutls_init_templ_addr, emutls_decl): New.
-       (emutls_common_1, emutls_finish): New.
-       (assemble_variable): When emulating tls, swap decls; generate
-       constructor for the emutls objects.
-       (do_assemble_alias): When emulating tls, swap decl and target name.
-       (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
-       for emulated tls.
-       * emutls.c: New file.
-       * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
-       tls_object for real tls.
-
-2006-10-04  Zack Weinberg  <zackw@panix.com>
-
-       Fix bug in constraint-check generator, reported by Rask Ingemann
-       Lambertsen:
-       * genpreds.c (add_constraint): Don't remove anything from the
-       expression here.
-       (write_tm_constrs_h): Detect whether "op" argument is used, and
-       mark it ARG_UNUSED if it isn't.
-       (write_insn_const_int_ok_for_constraint): Skip the part of the
-       expression that would test whether "op" (which is not available
-       here) is a CONST_INT.
-
-2006-10-04  Ryan Mansfield  <rmansfield@qnx.com>
-
-       PR c++/28448
-       * doc/invoke.texi (fdiagnostics-show-option): Fix typos.
-
-2006-10-03  Geoffrey Keating  <geoffk@apple.com>
-
-       * config/i386/darwin-libgcc.10.5.ver: Update to symbol list for
-       current Leopard versions.
-       * config/rs6000/darwin-libgcc.10.5.ver: Likewise.
-
-2006-10-03  Kazu Hirata  <kazu@codesourcery.com>
-
-       * doc/install.texi: Fix typos.
-
-2006-10-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * builtins.c (expand_builtin_return_addr): Deal with FRAME_ADDR_RTX.
-       * doc/tm.texi (Basic Stack Layout): Document FRAME_ADDR_RTX.
-       * config/sparc/sparc.h (FRAME_ADDR_RTX): Define.
-
-2006-10-02  Jack Howarth  <howarth@bromo.med.uc.edu>
-
-       * unwind-dw2-fde-darwin.c (getsectdatafromheader_64): Fix first
-       arg to be struct mach_header_64* instead.
-
-2006-10-02  Jakub Jelinek  <jakub@redhat.com>
-
-       PR c/29154
-       * gimplify.c (gimplify_self_mod_expr): Run inner expression's post
-       side effects after the outer expression's post side effects.
-
-2006-10-01  Sandra Loosemore  <sandra@codesourcery.com>
-
-       * tree.h (DECL_FIELD_OFFSET, DECL_FIELD_BIT_OFFSET):  Fix
-       comments to reflect actual behavior and relationship between
-       DECL_FIELD_OFFSET, DECL_FIELD_BIT_OFFSET, and DECL_OFFSET_ALIGN.
-
-       * doc/c-tree.texi (Working with declarations): Fix documentation
-       of FIELD_DECL likewise.
-
-2006-10-01  Ryan Mansfield  <rmansfield@qnx.com>
-
-       PR c/20533
-       * doc/extend.texi: Add used variable attribute description.
-
-2006-09-30  Joseph S. Myers  <joseph@codesourcery.com>
-
-       PR c/24010
-       * c.opt (Woverride-init): New.
-       * c-opts.c (c_common_post_options): Default warn_override_init to
-       extra_warnings.
-       * c-typeck.c (add_pending_init, output_init_element): Warn for
-       overriding initializers without side effects.
-       * doc/invoke.texi (-Woverride-init): Document.
-       (-Wextra): Update.
-
-2006-09-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       PR rtl-optimization/28096
-       * ifcvt.c (check_cond_move_block): Return FALSE if the source of an
-       assignment has already been used as a destination earlier in the block.
-
-2006-09-29  Eric Botcazou  <ebotcazou@adacore.com>
-
-       * builtins.c (expand_builtin_setjmp): Delete.
-       (expand_builtin) <BUILT_IN_SETJMP>: Mark as unreachable.
-       <BUILT_IN_SETJMP_SETUP>: New case.
-       <BUILT_IN_SETJMP_DISPATCHER>: Likewise.
-       <BUILT_IN_SETJMP_RECEIVER>: Likewise.
-       * builtins.def (BUILT_IN_SETJMP_SETUP): New built-in stub.
-       (BUILT_IN_SETJMP_DISPATCHER): Likewise.
-       (BUILT_IN_SETJMP_RECEIVER): Likewise.
-       * gimple-low.c (struct lower_data): New field calls_builtin_setjmp.
-       (lower_function_body): Initialize it to false.  If it is set to true
-       at the end of the processing, emit the setjmp dispatcher.
-       (lower_stmt) <CALL_EXPR>: Invoke lower_builtin_setjmp if the callee
-       is __builtin_setjmp and set calls_builtin_setjmp to true as well.
-       <MODIFY_EXPR>: Fall through to above case if there is a CALL_EXPR
-       on the rhs of the assignment.
-       (lower_builtin_setjmp): New function.
-       * tree.c (build_common_builtin_nodes): Build BUILT_IN_SETJMP_SETUP,
-       BUILT_IN_SETJMP_DISPATCHER and BUILT_IN_SETJMP_RECEIVER nodes.
-       * tree-cfg.c (make_exit_edges) <CALL_EXPR>: Use specific predicate
-       to detect calls that can go to non-local labels.  Use specific
-       helper to create the abnormal edges associated with them.
-       <MODIFY_EXPR>: Likewise.
-       (make_abnormal_goto_edges): New function extracted from...
-       (make_goto_expr_edges): ...here.  Call it for computed gotos.
-       (simple_goto_p): Minor tweak.
-       (tree_can_make_abnormal_goto): New predicate.
-       (tree_redirect_edge_and_branch): Return zero on all abnormal edges.
-       (tree_purge_dead_abnormal_call_edges): New function.
-       * tree-flow.h (tree_can_make_abnormal_goto): Declare.
-       (tree_purge_dead_abnormal_call_edges): Likewise.
-       (make_abnormal_goto_edges): Likewise.
-       * tree-inline.c (expand_call_inline): Simplify statement frobbing.
-       Purge all dead abnormal edges if the call was in the last statement.
-       * tree-optimize.c (has_abnormal_outgoing_edge_p): New predicate.
-       (execute_fixup_cfg): If there are non-local labels in the function,
-       scan the basic blocks and split them at calls that can go to non-local
-       labels or add missing abnormal call edges.  Write down the CFG in the
-       dump file.
-       (pass_fixup_cfg): Remove TODO_dump_func flag.
-       * unwind-sjlj.c: Poison setjmp.
-       * doc/install.texi (enable-sjlj-exceptions): Use more general wording.
-       * doc/tm.texi (DWARF2_UNWIND_INFO): Likewise.
-       (TARGET_UNWIND_TABLES_DEFAULT): Fix typo.
-       (DONT_USE_BUILTIN_SETJMP): Document it.
-
-2006-09-28  Geoffrey Keating  <geoffk@apple.com>
-
-       PR target/28617
-       * config/rs6000/rs6000.h [IN_LIBGCC2] (TARGET_POWERPC64): Define
-       to 1 when __ppc64__ is defined.
-       * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Add ppc64-fp.c and
-       darwin-64.c.
-       * config/rs6000/ppc64-fp.c: Also compile when __ppc64__ is defined.
-
-2006-09-28  Steve Ellcey  <sje@cup.hp.com>
-
-       * config/ia64/t-hpux (LIB2FUNCS_EXTRA): Remove unwind-hpux.c.
-       * config/ia64/unwind-hpux.c: Delete.
-
-2006-09-28  Eric Botcazou  <ebotcazou@adacore.com>
-
-       * gimplify.c (gimplify_init_ctor_preeval): Call maybe_with_size_expr
-       on the element before gimplifying it, instead of punting if it is of
-       variable size.
-
-2006-09-28  Zdenek Dvorak <dvorakz@suse.cz>
-
-       * doc/loop.texi: New file.
-       * doc/gccint.texi: Reference loop.texi.
-       * Makefile.in (loop.texi): Add.
-
-2006-09-27  Geoffrey Keating  <geoffk@apple.com>
-
-       * config/darwin.h (ENABLE_EXECUTE_STACK): New, use getpagesize not
-       __sysctl.
-       * config/rs6000/darwin.h (ENABLE_EXECUTE_STACK): Remove.
-       * config/i386/darwin.h (ENABLE_EXECUTE_STACK): Remove.
-
-2006-09-28  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       * config/sh/sh.md (divsi_inv_m0): Remove unused variable.
-
-2006-09-27  Steven G. Kargl  <kargl@gcc.gnu.org>
-
-       * doc/install.texi: Document required versions of GMP and MPFR.
-
-2006-09-27  Paul Brook  <paul@codesourcery.com>
-
-       PR target/29230
-       * config/arm/arm.md (arith_adjacentmem): Handle large offsets.
-
-2006-09-27  Richard Sandiford  <richard@codesourcery.com>
-
-       * reload1.c (alter_reg): Require the alignment of the stack slot to
-       be at least reg_max_ref_width bytes.
-       (scan_paradoxical_subregs): Record the largest width in
-       reg_max_ref_width.
-
-2006-09-26  Jakub Jelinek  <jakub@redhat.com>
-
-       PR middle-end/25261
-       PR middle-end/28790
-       * tree-nested.c (struct nesting_info): Added static_chain_added.
-       (convert_call_expr): Set static_chain_added when adding static
-       chain.  Handle OMP_PARALLEL and OMP_SECTION.
-
-2006-09-25  Matthias Klose  <doko@debian.org>
-
-       * doc/invoke.texi: Add missing full stop.
-
-2006-09-25  Richard Henderson  <rth@redhat.com>
-
-       * cgraph.c (dump_cgraph_varpool_node): Don't crash if called
-       before cgraph_function_flags_ready.
-
-2006-09-24  Zdenek Dvorak <dvorakz@suse.cz>
-           Adam Nemet  <anemet@caviumnetworks.com>
-
-       * tree-ssa-loop-ivopts.c (aff_combination_convert,
-       determine_common_wider_type): New functions.
-       (get_computation_aff): Use them to simplify arithmetic between
-       UBASE and CBASE if they are shortened from the same type.
-
-2006-09-24  Kazu Hirata  <kazu@codesourcery.com>
-
-       PR target/28911
-       * config/m68k/m68k.md (negsf2, negdf2, negxf2): Use
-       -2147483647 - 1 instead of 0x80000000.
-
-2006-09-23  Revital1 Eres  <ERES@il.ibm.com>
-
-       * flags.h (HONOR_NANS): Fix typo in comment.
-
-2006-09-23  Uros Bizjak <uros@kss-loka.si>
-
-       * config/i386/driver-i386.c (host_detect_local_cpu): Add prototype.
-
-2006-09-23  Jakub Jelinek  <jakub@redhat.com>
-
-       PR c/28706
-       PR c/28712
-       * tree.c (merge_attributes, attribute_list_contained): If both
-       TREE_VALUEs are TREE_LISTs, use simple_cst_list_equal instead of
-       simple_cst_equal.
-       * c-typeck.c (comptypes_internal): Don't consider aggregates
-       in different TUs as compatible if there one set of attributes is
-       not a subset of the other type's attributes.
-       (composite_type): Try harder not to create a new aggregate type.
-
-2006-09-22  Geoffrey Keating  <geoffk@apple.com>
-
-       * config/i386/driver-i386.c: Always define host_detect_local_cpu.
-       * config/i386/i386.h: Define EXTRA_SPEC_FUNCTIONS on any i386
-       or x86_64 host.  Define HAVE_LOCAL_CPU_DETECT.
-       (CC1_CPU_SPEC): Make conditional on HAVE_LOCAL_CPU_DETECT rather
-       than replicating condition above.
-       * config.host (i[34567]86-*-*): Always use driver-i386.o.
-
-       * config/darwin.h (LINK_SYSROOT_SPEC): New.
-       (LINK_SPEC): If TARGET_SYSTEM_ROOT is defined, pass it to
-       the linker by default.
-
-2006-09-22  Mike Stump  <mrs@apple.com>
-
-       * config/rs6000/darwin.h (PROFILE_HOOK): Reassociate comment with
-       code.
-
-2006-09-22  Richard Guenther  <rguenther@suse.de>
-
-       PR middle-end/28964
-       * cfgexpand.c (stack_var_size_cmp): Use DECL_UID to make
-       sort of stack variables stable.
-
-2006-09-22  Peter Bergner <bergner@vnet.ibm.com>
-
-       PR middle-end/28690
-       * explow.c (force_reg): Set REG_POINTER flag according to
-       MEM_POINTER flag.
-
-2006-09-22  Zdenek Dvorak <dvorakz@suse.cz>
-
-       PR tree-optimization/28888
-       * tree-if-conv.c (combine_blocks): Rewritten.
-       * tree-cfg.c (tree_verify_flow_info): Check that edges with
-       EDGE_TRUE/FALSE_VALUE follow COND_EXPR.
-
-2006-09-22  Jakub Jelinek  <jakub@redhat.com>
-
-       * tree-ssa-propagate.c (set_rhs): Copy EXPR_LOCATION if
-       needed.
-
-2006-09-21  Richard Sandiford  <richard@codesourcery.com>
-
-       * varasm.c (copy_constant): Fix reversed gcc_assert check.
-
-2006-09-21  Janis Johnson  <janis187@us.ibm.com>
-
-       * ginclude/decfloat.h (DEC*_DEN): Define using the correct builtins.
-
-2006-09-21  Roger Sayle  <roger@eyesopen.com>
-
-       PR debug/29132
-       * dwarf2out.c (dwarf2out_begin_prologue): Initialise the current label,
-       dw_fde_current_label, to be the start of the function, i.e. the same
-       value as dw_fde_begin.
-
-2006-09-20  Richard Sandiford  <richard@codesourcery.com>
-
-       * config/mips/mips.c (CODE_FOR_mips_abs_ps): Delete.
-       * config/mips/mips.md (UNSPEC_ABS_PS): New constant.
-       (UNSPEC_RSQRT1, UNSPEC_RSQRT2, UNSPEC_RECIP1, UNSPEC_RECIP2)
-       (UNSPEC_SINGLE_CC, UNSPEC_SCC): Bump values by 1.
-       (*nmadd<mode>, *nmadd<mode>_fastmath): Require !HONOR_NANS.
-       (*nmsub<mode>, *nmsub<mode>_fastmath): Likewise.
-       (abs<mode>2, neg<mode>2): Likewise.
-       * config/mips/mips-ps-3d.md (mips_abs_ps): New define_expand.
-       (*mips_abs_ps): New define_insn.
-
-2006-09-20  Josh Conner  <jconner@apple.com>
-
-       PR middle-end/25505
-       * calls.c (expand_call): Allow reuse of structure return stack
-       temp.
-
-2006-09-20  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/unwind-arm.c (selfrel_offset31): Clear top bit for
-       positive offsets.
-
-2006-09-20  Janis Johnson  <janis187@us.ibm.com>
-
-       * doc/extend.texi (Decimal Float): Update for latest draft TR,
-       clean up terminology.
-
-2006-09-20  Steve Ellcey  <sje@cup.hp.com>
-
-       PR target/28574
-       * ifcvt.c (dead_or_predicable): Don't predicate then blocks
-       with tablejumps in them.
-
-2006-09-20  Jakub Jelinek  <jakub@redhat.com>
-
-       PR middle-end/28046
-       * c-omp.c (c_finish_omp_atomic): If ADDR is not simple enough,
-       wrap it into TARGET_EXPR.
-
-2006-09-20  Eric Christopher  <echristo@apple.com>
-
-       * config/i386/i386.c (x86_fisttp): Remove.
-       * config/i386/i386.h (x86_fisttp): Ditto.
-       (TARGET_FISTTP): Ditto.
-
-2006-09-19  Eric Christopher  <echristo@apple.com>
-
-       * doc/tm.texi (OBJC_JBLEN): Describe.
-       * config/i386/darwin.h (OBJC_JBLEN): Define.
-       * config/rs6000/darwin.h: Ditto.
-
-2006-09-19  Steven Bosscher  <steven@gcc.gnu.org>
-
-       PR rtl-optimization/21299
-       * reload1.c (reload): Purge invalid ASMs in the final pass.
-
-2006-09-19  Steve Ellcey  <sje@cup.hp.com>
-
-       PR  28490
-       * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow function
-       pointers as legitimate constants.
-
-2006-09-19  Paul Brook  <paul@codesourcery.com>
-
-       PR target/28516
-       * config/arm/arm.c (arm_unwind_emit_set): Handle reg = sp + const.
-
-2006-09-17  Zdenek Dvorak <dvorakz@suse.cz>
-
-       PR tree-optimization/28887
-       * tree-ssa-loop-prefetch.c (analyze_ref): Strip nonaddressable
-       component parts from the reference.
-       (gather_memory_references_ref): Record the reference without the
-       nonaddressable component parts.
-
-2006-09-17  Steven Bosscher  <steven@gcc.gnu.org>
-
-       PR c/25993
-       * c-opts.c (c_common_handle_option): Ignore the -std options
-       if the input language is assembly.
-
-2006-09-17  Ira Rosen  <irar@il.ibm.com>
-
-       PR tree-opt/21591
-       * tree-data-ref.c (ptr_decl_may_alias_p): Look for the name memory
-       tag first.
-       (ptr_ptr_may_alias_p): Likewise.
-       (record_record_differ_p): New function.
-       (base_object_differ_p): Call record_record_differ_p.
-
-2006-09-16  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       PR tree-opt/29059
-       * tree-ssa-propagate.c (set_rhs): Reject MODIFY_EXPR right
-       away for the expr argument.
-
-2006-09-16  Steven Bosscher  <steven@gcc.gnu.org>
-
-       PR tree-opt/27742
-       * tree-vectorizer.c (vectorize_loops): Clear vect_loop_location
-       before using it for dumping after vectorizing loops.
-
-2006-09-16  Andrew Pinski  <pinskia@physics.uc.edu>
-           Jack Howarth  <howarth@bromo.med.uc.edu>
-
-       PR target/29030
-       * config/rs6000/rs6000.c (rs6000_darwin64_record_arg_advance_recurse)
-       skip on error_mark_node.
-       (rs6000_darwin64_record_arg_recurse): Likewise.
-
-2006-09-16  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * rtl.h (LABEL_OUTSIDE_LOOP_P): Remove.
-       * doc/rtl.texi: Remove related documentation.
-
-2006-09-16  Bernd Schmidt  <bernd.schmidt@analog.com>
-
-       * loop-doloop.c (doloop_optimize): Remove bogus arg from debugging
-       printf.
-
-2006-09-15  Jim Wilson  <wilson@specifix.com>
-
-       * config/ia64/ia64.c (ia64_legitimate_constant_p, cast CONST):
-       Handle symbol offsets same as they are handled in ia64_expand_move
-       and move_operand.
-
-2006-09-16  Andreas Tobler  <a.tobler@schweiz.org>
-
-       * loop-doloop.c (doloop_optimize): Change type of max_cost to int.
-       Add forgotten parameter to the fprintf call.
-
-2006-09-15  Steve Ellcey  <sje@cup.hp.com>
-
-       * config/ia64/hpux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Add define.
-
-2006-09-15  Uros Bizjak <uros@kss-loka.si>
-
-       * doc/contrib.texi: Add my entry.
-
-2006-09-15  Nick Clifton  <nickc@redhat.com>
-
-       * doc/md.texi (Processor pipeline description): Fix typo in
-       example of how to use the absence_set directive and reword the
-       description to make it slightly easier to read.
-
-2006-09-15  Bernd Schmidt  <bernd.schmidt@analog.com>
-
-       * params.def (PARAM_MAX_ITERATIONS_COMPUTATION_COST): New.
-       * loop-doloop.c (doloop_optimize): Use it to limit costs of
-       expanding the number of iterations.
-       * config/bfin/bfin.c (bfin_rtx_costs): Handle UDIV, UMOD.
-
-       * cfgrtl.c (emit_insn_at_entry): New function.
-       * rtl.h (emit_insn_at_entry): Declare it.
-       * integrate.c (emit_initial_value_sets): Use it.
-
-       * cfgrtl.c (emit_insn_at_entry): Use gcc_assert, not abort.
-
-       * config/bfin/bfin.c (struct loop_info): New members block_bitmap and
-       bad.
-       (struct loop_work and related VEC declarations): Delete.
-       (bfin_dump_loops): Print out new member bad.
-       (bfin_bb_in_loop): Use plain bitmap test.  Don't recurse.
-       (bfin_scan_loop): Don't recurse.
-       (bfin_optimize_loop): Don't use a loop depth of -1 to indicate bad
-       loops.  No longer need to update outer loops if the current one is
-       found bad.  Move some validitiy checks to bfin_discover_loop.
-       (bfin_discover_loop): New function, mostly split from bfin_reorg_loops,
-       but changed not to check for nesting.  Also changed to use the new bad
-       flag.
-       (bfin_reorg_loops): Use bfin_discover_loop to find single loops one at a
-       time.  Use bitmap based test to discover loop nesting.
-
-2006-09-15  Kazu Hirata  <kazu@codesourcery.com>
-
-       * doc/tm.texi (TARGET_FUNCTION_VALUE): Put @deftypefn all in
-       one line.
-
-2006-09-14  Richard Guenther  <rguenther@suse.de>
-           Kazu Hirata  <kazu@codesourcery.com>
-
-       PR middle-end/28884.
-       * doc/tm.texi (TARGET_FUNCTION_VALUE): Document.
-       (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE): Deprecate.
-       Replace mentions of FUNCTION_VALUE and FUNCTION_OUTGOING_VALUE
-       with TARGET_FUNCTION_VALUE.
-
-2006-09-14  Anatoly Sokolov <aesok@post.ru>
-
-       PR target/26504
-       * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Define.
-
-2006-09-13  Aldy Hernandez  <aldyh@redhat.com>
-
-       * doc/tree-ssa.texi (Jumps): RESULT_DECL can also be an operand
-       of a RETURN_EXPR
-
-2006-09-13  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       PR debug/28980
-       * dwarf2out.c (loc_descriptor_from_tree_1): Handle
-       FUNCTION_DECL.
-
-2006-09-13  Andreas Krebbel  <krebbel1@de.ibm.com>
-
-       * basic_block.h (bb_has_eh_pred): Fix comment.
-
-2006-09-13  Andreas Krebbel  <krebbel1@de.ibm.com>
-
-       * flow.c (calculate_global_regs_live): Invalidate eh registers
-       on eh edges. Renamed invalidated_by_call to invalidated_by_eh_edge.
-       (propagate_block): Handle eh registers as if they were set at basic
-       block start.
-       * except.c (dw2_build_landing_pads): Don't emit clobbers for eh
-       registers.
-       * global.c (global_conflicts): Make eh registers to conflict with
-       pseudos live at basic block begin.
-       * basic_block.h (bb_has_eh_pred): New function.
-
-2006-09-13  Richard Sandiford  <richard@codesourcery.com>
-
-       PR rtl-optimization/28982
-       * reload.c (find_reloads_address_1): Use RELOAD_OTHER for the
-       index of a PRE_MODIFY or POST_MODIFY address.
-       * reload1.c (inc_for_reload): Use find_replacement on the original
-       base and index registers.
-
-2006-09-12  H.J. Lu  <hongjiu.lu@intel.com>
-
-       * doc/invoke.texi (mpreferred-stack-boundary): Remove exception
-       for -Os. Update __m128 alignment requirement.
-
-2006-09-13  Jan Hubicka  <jh@suse.cz>
-
-       * cfganal.c (compute_dominance_frontiers_1): Don't be quadratic.
-
-2006-09-12  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       PR rtl-optimization/28243
-       * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
-       the insn to which the note was originally attached.
-
-2006-09-12  Andrew Pinski  <pinskia@physics.uc.edu>
-           Roger Sayle  <roger@eyesopen.com>
-
-       * dwarf2out.c (file_table_last_lookup): Move this GC'd declaration
-       outside of #ifdef DWARF2_DEBUGGING_INFO to fix bootstrap failure
-       on platforms that don't use dwarf for debug info.
-
-2006-09-12  Jason Merrill  <jason@redhat.com>
-
-       PR middle-end/28493
-       * builtins.c (expand_builtin_setjmp_receiver): Clobber
-       hard_frame_pointer_rtx after using it to update the frame pointer.
-
-2006-09-12  Roger Sayle  <roger@eyesopen.com>
-
-       * target-def.h (TARGET_ASM_OPEN_PAREN): Guard with an #ifndef.
-       (TARGET_ASM_CLOSE_PAREN): Likewise.
-       * config/alpha/osf5.h (TARGET_ASM_OPEN_PAREN): Define.
-       (TARGET_ASM_CLOSE_PAREN): Likewise.
-
-2006-09-12  Roger Sayle  <roger@eyesopen.com>
-
-       PR target/22223
-       * config/alpha/alpha.c (alpha_start_function): Don't emit stack
-       frame information for frames larger than 512 Kbytes on Tru64 when
-       using the native assembler.
-
-2006-09-12  Roger Sayle  <roger@eyesopen.com>
-
-       PR middle-end/4520
-       PR bootstrap/28784
-       * cselib.c (cselib_hash_rtx): Avoid hashing on the address of labels
-       and symbols.  Instead use the implementation from cse.c's hash_rtx.
-
-2006-09-12  Jan Hubicka  <jh@suse.cz>
-
-       PR rtl-optimization/28071
-       * tree-vect-transform.c (vect_create_data_ref_ptr): Kill cast.
-       (vect_transform_loop): Likewise.
-       * tree-vectorizer.c (new_loop_vec_info): Likewise.
-       (new_loop_vec_info): Likewise.
-       (destroy_loop_vec_info): Likewise.
-       * tree-dfa.c (create_var_ann): Use GCC_CNEW.
-       (create_stmt_ann): Likewise.
-       (create_tree_ann): Rename to ...
-       (create_tree_common_ann): ... this one; allocate only the common part
-       of annotations.
-       * tree-vn.c (set_value_handle): Use get_tree_common_ann.
-       (get_value_handle): Likewise.
-       * tree-ssa-pre.c (phi_translate): Delay annotation allocation for
-       get_tree_common_ann.
-       * tree-vectorizer.h (set_stmt_info): Take stmt annotation.
-       (vinfo_for_stmt): Use stmt annotations.
-       * tree-flow.h (tree_ann_common_t): New type.
-       (tree_common_ann, get_tree_common_ann, create_tree_common_ann): New.
-       (tree_ann, get_tree_ann, create_tree_ann): New.
-       * tree-flow-inline.h (get_function_ann): Do more type checking.
-       (stmt_ann): Likewise.
-       (tree_ann): Rename to ...
-       (tree_common_ann): ... this one; return ony common_ann
-       (get_tree_ann): Rename to ...
-       (tree_common_ann): This one; return only common_ann.
-       * tree-vect-patterns.c (vect_pattern_recog_1): Update call
-       of set_stmt_info.
-
-2006-09-11  Geoffrey Keating  <geoffk@apple.com>
-
-       * config.gcc (i[34567]86-*-darwin*): Set with_arch and
-       with_cpu by default.
-
-       * dwarf2out.c (dwarf_file_data): New.
-       (enum dw_val_class): Add dw_val_class_file.
-       (struct dw_val_struct): Add val_file.
-       (file_table): Change to a hash table.
-       (file_table_emitted): Delete.
-       (file_table_last_lookup_index): Delete.
-       (emitcount): Delete.
-       (last_emitted_file): New.
-       (lookup_filename): Change prototype to return a struct dwarf_file_data.
-       (init_file_table): Delete.
-       (maybe_emit_file): Change prototype to take a struct dwarf_file_data.
-       (AT_addr): Add comment.
-       (add_AT_file): New.
-       (AT_file): New.
-       (get_AT_file): New.
-       (print_die): Handle dw_val_class_file.
-       (print_dwarf_line_table): Update for new file table structure.
-       (attr_checksum): Do checksum a filename.
-       (same_dw_val_p, same_attr_p): Do compare a filename.
-       (size_of_die): Handle dw_val_class_file.
-       (value_format): Likewise.
-       (output_die): Likewise.  Also, call maybe_emit_file here.
-       (struct file_info): Constify filenames.  Make file_idx a pointer
-       to a struct dwarf_file_data.
-       (struct dir_info): Constify directory names.  Remove 'used' field.
-       (struct file_name_acquire_data): New.
-       (file_name_acquire): New.
-       (output_file_names): Modify to handle new file data structures.
-       (add_src_coords_attributes): Use add_AT_file.
-       (add_call_src_coords_attributes): Likewise.
-       (dwarf2out_imported_module_or_decl): Likewise.
-       (gen_subprogram_die): Modify for new file data structures.
-       (gen_variable_die): Likewise.
-       (file_table_eq): New.
-       (file_table_hash): New.
-       (file_table_last_lookup): New.
-       (lookup_filename): Rewrite to handle new file data structures.
-       (maybe_emit_file): Rewrite to handle new file data structures.
-       (dwarf2out_source_line): Always call lookup_filename and
-       maybe_emit_file.
-       (dwarf2out_init): Create file_table here.
-       (prune_unused_types_walk_attribs): Don't call maybe_emit_file here.
-       (file_table_relative_p): New.
-       (dwarf2out_finish): Change detection of relative filenames
-       to work with new file data structures.  Move output_line_info call
-       after debug_info output.
-
-2006-09-11  H.J. Lu  <hongjiu.lu@intel.com>
-
-       PR target/13685
-       PR target/27537
-       PR target/28621
-       * config/i386/i386.c (override_options): Always default to 16
-       byte stack boundary.
-
-2006-09-11  Alexandre Oliva  <aoliva@redhat.com>
-
-       PR target/28672
-       * var-tracking.c (dump_dataflow_set): Start dumping at
-       register zero.
-       (clobber_variable_part): Kill only the variable part in
-       registers holding it, leaving other variables alone.
-
-2006-09-11  Josh Triplett  <josh@freedesktop.org>
-
-       * doc/extend.texi (Other Builtins): Actually use the macro
-       argument in the documentation example for
-       __builtin_types_compatible_p.
-
-2006-09-11  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       PR rtl-optimization/28726
-       * sched-deps.c (sched_analyze_reg): New function extracted from...
-       (sched_analyze_1): ...here.  Call it to analyze references to
-       registers.  Treat again writes to a stack register as writing to the
-       register.
-       (sched_analyze_2): ...and here.  Call it to analyze references to
-       registers.  Treat again reads of a stack register as reading the
-       register.
-
-2006-09-11  Guenter Roeck  <guenter@roeck-us.net>
-           David Edelsohn  <edelsohn@gnu.org>
-
-       PR target/27287
-       * config/rs6000/spe.md (frob_df_di): Remove %H.
-       (frob_di_df): Remove %H.  Change evmergelo to mr.
-       (frob_di_df_2): Remove %H.  Change evldd to two loads.
-
-2006-09-11  Hideki Iwamoto  <h-iwamoto@kit.hi-ho.ne.jp>
-
-       * doc/cpp.texi: Fix names of charset options.
-
-2006-09-10  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       PR target/29009
-       * config/i386/i386.c (override_options): Use 128-bit
-       stack boundary always for 64bits.
-
-2006-09-10  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       PR rtl-optimization/28636
-       * combine.c (force_to_mode): Test for side-effects before
-       substituting by zero.
-       (simplify_shift_const): Likewise for zero or other constants.
-
-2006-09-10  Steven Bosscher  <steven@gcc.gnu.org>
-
-       PR middle-end/26983
-       * builtins.c (expand_builtin_setjmp): Force next_lab to be
-       preserved.
-
-2006-09-10  Richard Sandiford  <richard@codesourcery.com>
-
-       PR target/29006
-       * config/mips/mips-protos.h (mips_mem_fits_mode_p): Declare.
-       * config/mips/mips.c (mips_expand_unaligned_store): Use the mode
-       returned by mode_for_size, rather than the mode of src itself,
-       to choose between 32-bit and 64-bit patterns.
-       (mips_mem_fits_mode_p): New function.
-       * config/mips/mips.md (mov_<load>l, mov_<load>r): Use it to check
-       that the size of the source matches the size of the destination.
-       (mov_<store>l, mov_<store>r): Likewise.
-
-2006-09-10  Eric Christopher  <echristo@apple.com>
-
-       * config/darwin.c (machopic_select_rtx_section): Add CONST_VECTOR
-       for literal16.
-
-2006-09-09  Eric Christopher  <echristo@apple.com>
-
-       PR target/28995
-       * config/darwin.c (machopic_select_rtx_section): Add TARGET_64BIT
-       for literal16.
-
-2006-09-09  Roger Sayle  <roger@eyesopen.com>
-           Nicolas Setton <setton@adacore.com>
-
-       * dwarf2out.c (convert_cfa_to_fb_loc_list): Handle DW_CFA_set_loc.
-
-2006-09-10  Andreas Schwab  <schwab@suse.de>
-
-       * config/m68k/m68k.md (bungt_rev): New pattern.
-
-2006-09-09  Paolo Bonzini  <bonzini@gnu.org>
-           Dale Johannesen  <dalej@apple.com>
-
-       PR target/26778
-       * regclass.c (struct reg_pref): Update documentation.
-       (regclass): Set prefclass to NO_REGS if memory is the best option.
-       (record_reg_classes): Cope with a prefclass set to NO_REGS.
-
-2006-09-08  Eric Christopher  <echristo@apple.com>
-
-       * config.gcc (i?86-*-darwin): Add 64-bit HWI support.
-       * config/t-slibgcc-darwin: Support x86_64 multilib.
-       * config/i386/i386.h (JUMP_TABLES_IN_TEXT_SECTION):
-       Return 1 for x86_64-darwin.
-       * config/i386/t-darwin: Add m64 multilib.
-       (LIB2_SIDITI_CONV_FUNCS): Use.
-       (LIB2FUNCS_EXTRA): Ditto.
-       * config/i386/darwin.h: Support x86_64.
-       * config/i386/i386.c (override_options): Turn on flag_pic
-       for x86_64-darwin. Disable flag_omit_pointer.
-       (get_pc_thunk_name): Assert !TARGET_64BIT.
-       (legitimate_address_p): Disable machopic addressing for
-       x86_64.
-       (legitimize_pic_address): Ditto.
-       (ix86_expand_move): Ditto.
-       (ix86_expand_call): Ditto.
-       (machopic_output_stub): Ditto.
-       * config/darwin.c (machopic_select_section): Support literal16.
-       (machopic_select_rtx_section): Ditto.
-       * config/darwin-sections.def: Ditto.
-       * config/darwin-64.c: New.
-
-2006-09-08  Joseph S. Myers  <joseph@codesourcery.com>
-
-       PR c/28504
-       * c-tree.h (struct c_arg_info): Add pending_sizes.
-       * c-parser.c (c_parser_parms_declarator,
-       c_parser_parms_list_declarator): Initialize pending_sizes.
-       * c-decl.c (get_parm_info): Initialize pending_sizes.
-       (get_parm_info): Set pending_sizes.
-       (grokdeclarator): Call put_pending_sizes for parameters for
-       function definition only.
-
-2006-09-07  Jason Merrill  <jason@redhat.com>
-
-       PR middle-end/27724
-       * varasm.c (output_constant): Only strip actual no-op conversions.
-
-       PR target/13685
-       * config/i386/i386.c (override_options): Use 128-bit
-       stack boundary if -msse.
-
-2006-09-07  Eric Christopher  <echristo@apple.com>
-
-       * config/darwin.h (MACHO_SYMBOL_FLAG_VARIABLE): Update
-       comment.
-       * config/i386/darwin.h (MACHO_SYMBOL_FLAG_VARIABLE):
-       Redefine.
-
-2006-09-07  Geoffrey Keating  <geoffk@apple.com>
-
-       * dwarf2out.c: Remove strange characters from comment above
-       dwarf2out_frame_debug_expr.
-
-2006-09-07  Eric Christopher  <echristo@apple.com>
-
-       * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Move from here...
-       * config/darwin.h: ... to here.
-
-2006-09-07  H.J. Lu  <hongjiu.lu@intel.com>
-
-       * config/i386/i386.c (x86_partial_flag_reg_stall): New.
-
-       * config/i386/i386.h (x86_partial_flag_reg_stall): New.
-       (TARGET_PARTIAL_FLAG_REG_STALL): New.
-
-       * config/i386/i386.md (*ashldi3_cmp_rex64): Disabled for
-       TARGET_PARTIAL_FLAG_REG_STALL.
-       (*ashldi3_cconly_rex64): Likewise.
-       (*ashlsi3_cmp): Likewise.
-       (*ashlsi3_cconly): Likewise.
-       (*ashlsi3_cmp_zext): Likewise.
-       (*ashlhi3_cmp): Likewise.
-       (*ashlhi3_cconly): Likewise.
-       (*ashlqi3_cmp): Likewise.
-       (*ashlqi3_cconly): Likewise.
-       (*ashrdi3_cmp_rex64): Likewise.
-       (*ashrdi3_cconly_rex64): Likewise.
-       (*ashrsi3_cmp): Likewise.
-       (*ashrsi3_cconly): Likewise.
-       (*ashrsi3_cmp_zext): Likewise.
-       (*ashrhi3_cmp): Likewise.
-       (*ashrhi3_cconly): Likewise.
-       (*ashrqi3_cmp): Likewise.
-       (*ashrqi3_cconly): Likewise.
-       (*lshrdi3_cmp_rex64): Likewise.
-       (*lshrdi3_cconly_rex64): Likewise.
-       (*lshrsi3_cmp): Likewise.
-       (*lshrsi3_cconly): Likewise.
-       (*lshrsi3_cmp_zext): Likewise.
-       (*lshrhi3_cmp): Likewise.
-       (*lshrhi3_cconly): Likewise.
-       (*lshrqi2_cmp): Likewise.
-       (*lshrqi2_cconly): Likewise.
-
-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&n