+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.