+2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR middle-end/33092
+ * tree-pass.h (pass_build_alias): New pass.
+ * tree-ssa-alias.c (gate_build_alias): New.
+ (pass_build_alias): New.
+ * passes.c (init_optimization_passes): Add pass_build_alias after
+ pass_create_structure_vars.
+
+2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
+
+ * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
+ Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
+ (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
+ S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
+ (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
+ S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
+ (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
+ S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
+ (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
+ (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
+ (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
+ (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
+ * config/s390/s390.md (FP_ALL): New mode iterator.
+ (_d): New mode attribute.
+ ("*signbit<mode>2>"): Changed mode of first operand.
+ ("isinf<mode>2"): Changed mode of first operand.
+ ("*TDC_insn"): Adaptation for DFP modes.
+
+2008-01-22 Ben Elliston <bje@au.ibm.com>
+
+ * tree.c (check_qualified_type): Improve function description.
+
+2008-01-21 Jason Merrill <jason@redhat.com>
+
+ PR c++/34196
+ * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
+ * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
+ if it is set.
+
+2008-01-21 DJ Delorie <dj@redhat.com>
+
+ * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
+ return zero.
+
+2008-01-21 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/34856
+ * tree-cfg.c (verify_expr): Allow all invariant expressions
+ instead of just constant class ones as reference argument.
+ * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
+ like any other constant.
+ * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
+
+2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
+
+ * regmove.c (fixup_match_1): Update call crossed frequencies.
+
+2008-01-21 Richard Guenther <rguenther@suse.de>
+
+ PR c/34885
+ * tree-inline.c (setup_one_parameter): Deal with mismatched
+ types using a VIEW_CONVERT_EXPR.
+
+2008-01-21 Alon Dayan <alond@il.ibm.com>
+ Olga Golovanevsky <olga@il.ibm.com>
+
+ PR tree-optimization/34701
+ * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
+ when the structure size is not a power of 2.
+
+2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * doc/install.texi: Add doc for --enable-checking=df.
+
+2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR rtl-optimization/34808
+ * emit-rtl.c (try_split): Handle REG_RETVAL notes.
+
+2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
+ input.
+
+2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ PR rtl-optimization/26854
+ PR rtl-optimization/34400
+ * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
+ DF_RD->gen.
+ * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
+ (df_rd_bb_info.expanded_lr_out): New.
+ * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
+ * loop_iv.c (iv_analysis_loop_init): Ditto.
+ * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
+ df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
+ Added code to allocate, initialize or free expanded_lr_out.
+ (df_rd_bb_local_compute_process_def): Restructured to make
+ more understandable.
+ (df_rd_confluence_n): Add code to do nothing with fake edges and
+ code to no apply invalidate_by_call sets if the sets are being trimmed.
+ (df_lr_local_finalize): Renamed to df_lr_finalize.
+ (df_live_local_finalize): Renamed to df_live_finalize.
+
+2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ PR target/34831
+ * config/mips/mips.md (div<mode>3): Use <recip_condition> when
+ deciding whether to use reciprocal instructions.
+
+2008-01-19 Uros Bizjak <ubizjak@gmail.com>
+
+ * dwarf2out.c (dwarf2out_switch_text_section): Do not call
+ dwarf2out_note_section_used if cold_text_section is NULL.
+
+2008-01-19 Jakub Jelinek <jakub@redhat.com>
+
+ PR gcov-profile/34610
+ * tree-cfg.c (make_edges): Mark both outgoing edges from
+ OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
+ * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
+ from OMP_FOR and OMP_CONTINUE outgoing edges.
+
+ * tree-profile.c (tree_profiling): Return early if
+ cfun->after_tree_profile != 0. Set cfun->after_tree_profile
+ at the end.
+ * omp-low.c (expand_omp_parallel): Copy after_tree_profile
+ from cfun to child_cfun.
+ * function.h (struct function): Add after_tree_profile bit.
+
+2008-01-19 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.S (_exit): Disable interrupt.
+
+2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
+ Steven Bosscher <stevenb.gcc@gmail.com>
+
+ PR rtl-optimization/26854
+ PR rtl-optimization/34400
+ * df-problems.c (df_live_scratch): New scratch bitmap.
+ (df_live_alloc): Allocate df_live_scratch when doing df_live.
+ (df_live_reset): Clear the proper bitmaps.
+ (df_live_bb_local_compute): Only process the artificial defs once
+ since the order is not important.
+ (df_live_init): Init the df_live sets only with the variables
+ found live by df_lr.
+ (df_live_transfer_function): Use the df_lr sets to prune the
+ df_live sets as they are being computed.
+ (df_live_free): Free df_live_scratch.
+
+2008-01-18 Ian Lance Taylor <iant@google.com>
+
+ * common.opt: Add fmerge-debug-strings.
+ * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
+ flag_merge_debug_strings rather than flag_merge_constants.
+ * doc/invoke.texi (Option Summary): Mention
+ -fmerge-debug-strings.
+ (Debugging Options): Document -fmerge-debug-strings.
+
+2008-01-18 Ian Lance Taylor <iant@google.com>
+
+ PR c++/33407
+ * tree.h (DECL_IS_OPERATOR_NEW): Define.
+ (struct tree_function_decl): Add new field operator_new_flag.
+ * tree-inline.c (expand_call_inline): When inlining a call to
+ operator new, force the return value to go into a variable, and
+ set DECL_NO_TBAA_P on that variable.
+ * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
+
+2008-01-18 Uros Bizjak <ubizjak@gmail.com>
+
+ PR debug/34484
+ * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
+ DWARF2_DEBUGGING_INFO.
+ (dwarf2out_note_section_used): Ditto. Add prototype.
+ (have_multiple_function_sections, text_section_used,
+ cold_text_section_used, *cold_text_sections): Move declarations
+ before their uses.
+
+2007-01-17 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
+ field and add signal_ra.
+ * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
+ assignments to frame state pc. Move end of stack check after
+ MD_FALLBACK_FRAME_STATE_FOR.
+ (uw_update_context_1): Use frame state signal_regs if set, instead
+ of checking signal_frame flag.
+ (uw_update_context): Use frame state signal_ra if set.
+ * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
+ * config/xtensa/linux-unwind.h: New file.
+
+2007-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
+
+ * modulo-sched.c (get_sched_window): Fix comment typo.
+
+2008-01-17 Andrew MacLeod <amacleod@redhat.com>
+
+ PR tree-optimization/34648
+ * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
+
+2008-01-17 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
+ * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
+
+2008-01-17 Seongbae Park <seongbae.park@gmail.com>
+
+ PR rtl-optimization/34400
+ * df-core.c (df_worklist_dataflow_overeager,
+ df_worklist_dataflow_doublequeue): New functions.
+ (df_worklist_dataflow): Two different worklist solvers.
+ * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
+ New param.
+
+2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR testsuite/34821
+ * doc/invoke.texi: Document the dependence on pthread for fopenmp
+ and ftree-parallelize-loops.
+
+2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
+
+ PR rtl-optimization/34826
+ * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
+
+2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * global.c (find_reg): Mark the eh regs as used if necessary.
+ * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
+ * ra.h (struct allocno): no_eh_reg field added. Changed
+ no_stack_reg type to bitfield.
+
+2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree.c (substitute_in_expr): Add missing 'break'.
+
+2008-01-17 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/34825
+ * tree-ssa-math-opts.c (is_division_by): Do not recognize
+ x / x as division to handle.
+
+2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
+ "-pthread" is specified.
+ * pa-hpux11.h (LIB_SPEC): Likewise.
+
+2007-01-16 Janis Johnson <janis187@us.ibm.com>
+ Peter Bergner <bergner@vnet.ibm.com>
+
+ PR rtl-optimization/33796
+ * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
+
+2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR libgfortran/34699
+ * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
+ static links.
+ * pa-hpux10.h (LINK_SPEC): Likewise.
+ * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
+
+2008-01-16 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/32628
+ * fold-const.c (fold_convert_const_int_from_int): Do not
+ set overflow if that occured only because of a sign extension
+ change when converting from/to a sizetype with the same
+ precision and signedness.
+
+2008-01-16 Uros Bizjak <ubizjak@gmail.com>
+
+ PR debug/34249
+ * dwarf2out.c (output_call_frame_info): Move output of FDE initial
+ location address to the correct place. Update copyright year.
+
+2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
+
+ * lambda-code.c (lambda_transform_legal_p): Handle the case of
+ no dependences in the dependence_relations vector.
+
+2008-01-16 Jan Hubicka <jh@suse.cz>
+
+ PR rtl-optimization/31396
+ * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
+ * cfg.c (dump_reg_info): Print it.
+ * regs.h (struct reg_info_t): add freq_calls_crossed.
+ (REG_FREQ_CALLS_CROSSED): New macro.
+ * global.c (global_alloc): Compute freq_calls_crossed for allocno.
+ (find_reg): Update call of CALLER_SAVE_PROFITABLE.
+ * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
+ regmove_optimize): Update call crossed frequencies.
+ * local-alloc.c (struct qty): Add freq_calls_crossed.
+ (alloc_qty): Copute freq_calls_crossed.
+ (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
+ (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
+ * ra.h (struct allocno): Add freq_calls_crossed.
+
+2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
+
+ * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
+ libgomp when compiling with ftree-parallelize-loops.
+ (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
+
+2008-01-16 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/34769
+ * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
+ * tree.c (int_cst_value): Instead make this function more
+ permissive in what it accepts as valid input. Document this
+ function always sign-extends the value.
+
+2008-01-16 Jakub Jelinek <jakub@redhat.com>
+ Richard Guenther <rguenther@suse.de>
+
+ PR c/34668
+ * gimplify.c (fold_indirect_ref_rhs): Rename to ...
+ (gimple_fold_indirect_ref_rhs): ... this.
+ (gimple_fold_indirect_ref): New function with foldings
+ that preserve lvalueness.
+ (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
+ * tree-flow.h (gimple_fold_indirect_ref): Declare.
+ * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
+ to fold an INDIRECT_REF, fall back to the old use of
+ fold_indirect_ref_1.
+
+2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
+
+ * tree-data-ref.c (subscript_dependence_tester_1): Call
+ free_conflict_function.
+ (compute_self_dependence): Same.
+
+2008-01-16 Uros Bizjak <ubizjak@gmail.com>
+
+ PR debug/34249
+ * debug.h (dwarf2out_switch_text_section): Move declaration from ...
+ * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
+ function global.
+ * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
+ Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
+ for DWARF2_UNWIND_INFO targets.
+
+2008-01-16 Richard Guenther <rguenther@suse.de>
+
+ PR c/34768
+ * c-typeck.c (common_pointer_type): Do not merge inconsistent
+ type qualifiers for function types.
+
+2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
+ loop_iterator li from previous commit.
+
+2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
+
+ * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
+
+2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
+
+ * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
+ (parallelize_loops): Don't parallelize irreducible components.
+
+2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR c++/24924
+ * c-opts (c_common_post_options): Do not enable CPP
+ flag_pedantic_errors by default.
+
+2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR rtl-optimization/31944
+ * cse.c (remove_pseudo_from_table): New function.
+ (merge_equiv_classes): Use above function to remove pseudo-registers.
+ (invalidate): Likewise.
+
+2008-01-13 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/34601
+ * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
+ instead of TYPE_MODE to deal with calls from expand_one_error_var.
+
+2008-01-13 Uros Bizjak <ubizjak@gmail.com>
+
+ * gcse.c (cprop_jump): Call validate_unshare_change instead of
+ validate_change to unshare the source of the PC set.
+
+2008-01-12 Jan Hubicka <jh@suse.cz>
+
+ PR middle-end/32135
+ * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
+ references above array bounds. This might trigger bounds checks for
+ pointers to arrays.
+
+2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
+
+ * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
+ new_replaceable_dependencies.
+
+2008-01-12 Doug Kwan <dougkwan@google.com>
+
+ * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
+ instead of OPT_Wreturn_type in warning due to ignored return type
+ qualifiers.
+ * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
+ options included in -Wextra.
+ * c.opt: New option -Wignored_qualifiers.
+ * doc/invoke.texi (Warning Options, -Wextra): Add new option
+ -Wignore_qualifiers.
+ (-Wignored-qualifiers): Document.
+ (-Wreturn-type): Remove description of functionality now handled
+ by -Wignored-qualifiers.
+
2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
PR ada/33788