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@@ -1,3 +1,792 @@
+2007-05-08  Bernd Schmidt  <bernd.schmidt@analog.com>
+
+       * config/bfin/bfin.h (MOVE_RATIO): Define.
+
+2007-05-10  Richard Sandiford  <richard@codesourcery.com>
+
+       * config.gcc (sparc-wrs-vxworks): New target.
+       * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
+       * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
+       * config/sparc/sparc.h: Include vxworks-dummy.h.
+       (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
+       include LABEL_REFs too.
+       * config/sparc/sparc.c (sparc_expand_move): Don't assume that
+       _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
+       VxWorks.
+       (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
+       on VxWorks.
+       (load_pic_register): Use gen_vxworks_load_got for VxWorks.
+       (sparc_emit_call_insn): New function.
+       (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
+       functions when generating VxWorks PIC.
+       * config/sparc/sparc.md (vxworks_load_got): New pattern.
+       (call, call_value): Use sparc_emit_call_insn instead of
+       emit_call_insn.
+
+2007-05-09  Bob Wilson  <bob.wilson@acm.org>
+       
+       * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
+       
+2007-05-09  Bob Wilson  <bob.wilson@acm.org>
+
+       * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
+       for floating-point values if HOST_BITS_PER_LONG > 32.  Use split_double
+       instead of operand_subword.
+
+2007-05-08  Bernd Schmidt  <bernd.schmidt@analog.com>
+
+       * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
+       * config/bfin/bfin.c (bfin_local_alignment): New function.
+       * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
+
+2007-05-08  Chao-ying Fu  <fu@mips.com>
+
+       * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
+       * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
+       (smsub_widen_optab, umsub_widen_optab): Define.
+       * optabs.c (init_optabs): Initialize smsub_widen_optab and
+       umsub_widen_optab.
+       * genopinit.c (optabs): Fill in smsub_widen_optab and
+       umsub_widen_optab.
+       * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
+       and umsub_widen_optab to implement multiply-subtract sequences.
+       * config/mips/mips.md (*msac<u>_di): Rename to...
+       (<u>msubsidi4): ...this.  Extend condition to include
+       GENERATE_MADD_MSUB and TARGET_DSPR2.  Change the constraint
+       of operand 0 to "ka" and use the three-operand form of msub<u>
+       for TARGET_DSPR2.
+       * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
+       to define_expands.
+
+2007-05-08  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+       PR rtl-optimization/28011
+       * reload.c (push_reload): Set dont_share if IN appears in OUT
+       also when IN is a PLUS rtx.
+       (reg_overlap_mentioned_for_reload_p): Return true if X and IN
+       are same PLUS rtx.
+
+2007-05-08  Kazu Hirata  <kazu@codesourcery.com>
+
+       * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL.  Don't
+       call unshare_all_decls.
+       (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
+       (unshare_all_decls): Remove.
+
+2007-05-08  Simon Martin  <simartin@users.sourceforge.net>
+
+       PR 31847
+       * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
+       dumps.
+
+2007-05-08  Sandra Loosemore  <sandra@codesourcery.com>
+            Nigel Stephens  <nigel@mips.com>
+
+       * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
+       Update comments and all uses.
+       (MIN_FPRS_PER_FMT): Define.
+       * config/mips/mips.c (function_arg): Fix to correctly handle
+       the -mips32r2 -mfp64 -mabi=32 case.
+       (override_options): Enable use of odd-numbered registers for
+       SFmode values on MIPS32.
+       (mips_save_reg_p): Save whole floating-point register pair if
+       either half is used.
+       (compute_frame_size): Fix comment.
+
+2007-05-08  Jie Zhang  <jie.zhang@analog.com>
+
+       * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
+       argument of type bool.
+       * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
+       argument. Safely select temporary P register according to it.
+       (do_link): Change call site of add_to_reg accordingly.
+       (do_unlink): Add epilogue_p as a fourth argument and pass it
+       to add_to_reg.
+       (expand_interrupt_handler_epilogue): Change call of do_unlink
+       accordingly.
+       (bfin_expand_prologue): Add a third argument sibcall_p.
+       * config/bfin/bfin.md (epilogue): Change call of
+       bfin_expand_epilogue accordingly.
+       (sibcall_epilogue): Likewise.
+       (eh_return_internal): Likewise.
+               
+       * config/bfin/bfin-protos.h (enum bfin_cpu): Add
+       BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
+       * config/bfin/bfin.c (bfin_handle_option): Handle
+       -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
+       * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
+       Support bf534, bf536 and bf561.
+       * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
+
+2007-05-08  Uros Bizjak  <ubizjak@gmail.com>
+
+       PR target/31854
+       * config/i386/i386.c (ix86_function_regparm): Process local
+       functions only when TREE_CODE (decl) equals FUNCTION_DECL.
+       
+2007-05-07  Mike Stump  <mrs@apple.com>
+
+       * doc/invoke.texi (Warning Options): Document that -Wempty-body
+       also checks for and while statements in C++.
+
+2007-05-07  Nathan Froyd  <froydnj@codesourcery.com>
+
+       * gcc.c (at_file_supplied): New variable.
+       (main): Set it if we expanded argv.
+       (do_spec_1): Pass an @-file to the linker if we were called with
+       an @-file argument and HAVE_GNU_LD.
+       * collect2.c (at_file_supplied): New variable.
+       (response_file): New variable.
+       (collect_exit): Unlink response_file if necessary.
+       (handler): Likewise.
+       (do_wait): Likewise.
+       (main): Set at_file_supplied if we expanded argv.
+       (collect_execute): Pass an @-file to subprocesses if we were called
+       with an @-file argument.
+       * configure.ac: Add define for HAVE_GNU_LD.
+       * configure: Regenerate.
+       * config.in: Regenerate.
+
+2007-05-07   Naveen.H.S  <naveen.hs@kpitcummins.com>
+
+       * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
+       operand to HI mode.
+       (mulsi3): New.
+       (divsi3): New.
+       (udivsi3): New.
+
+2007-05-07  Jayant Sonar  <jayants@kpitcummins.com>
+
+       * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
+       (TARGET_ENCODE_SECTION_INFO): Re-define.
+       (m32c_encode_section_info): New
+       (function_vector_handler): New
+       (current_function_special_page_vector): New
+       (m32c_special_page_vector_p): New.
+       * config/m32c/m32c-protos.h (m32c_special_page_vector_p): 
+       Prototype.
+       * config/m32c/jump.md: Added instruction JSRS for functions 
+       with attribute "function_vector".
+       * doc/extend.texi (function_vector): Added description 
+       for M16C, M32C targets.
+
+2007-05-07  DJ Delorie  <dj@redhat.com>
+
+       PR 31794
+       * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
+       ashrpsi3, lshrpsi3): Update shift count constraint.
+
+2007-05-07  Danny Smith  <dannysmith@users.sourceforge.net>
+           Nathan Froyd  <froydnj@codesourcery.com>
+
+       PR 22133
+       * c-incpath.c (add_path): Strip trailing path separators.
+
+2007-05-07  Eric Botcazou  <ebotcazou@adacore.com>
+
+       * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
+       Free dominance info before purging EH edges.
+       (eliminate_degenerate_phis): Likewise.
+       (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
+
+2007-05-07  Jan Hubicka  <jh@suse.cz>
+
+       * gimplify.c (gimplify_expr): Do not crash when folding
+       (void *)(int)&a + 4.
+
+2007-05-07  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
+
+       PR driver/31694
+       * c-opts.c (lang_fortran): Make it non static.
+       * c-common.h (lang_fortran): New prototype.
+       * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
+       -lang-fortran option was passed by the driver.
+
+2007-05-06  Eric Botcazou  <ebotcazou@adacore.com>
+
+       * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
+       of ASSERT_CHECKING.  Tweak message.
+
+2007-05-06  Revital Eres  <eres@il.ibm.com>
+
+       PR 30957
+       * loop-unroll.c (insert_var_expansion_initialization):
+       Initialize the expansions with -zero instead of +zero.
+
+2007-05-05  Aurelien Jarno  <aurelien@aurel32.net>
+
+       * config/pa/pa.md: Split tgd_load, tld_load and tie_load
+       into pic and non-pic versions. Mark r19 as used for 
+       tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used 
+       for tgd_load, tld_load and tie_load .
+       * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
+       version of tgd_load, tld_load and tie_load depending on the 
+       value of flag_pic.
+
+2007-05-04  Ulrich Drepper  <drepper@redhat.com>
+           Jakub Jelinek  <jakub@redhat.com>
+
+       * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
+       (__do_global_dtors_aux): Use more paranoid loop to run
+       destructors if HIDDEN_DTOR_LIST_END.
+       (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
+
+2007-05-04  Jakub Jelinek  <jakub@redhat.com>
+
+       * varasm.c (align_variable): Don't increase alignment for
+       DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
+       DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
+
+2007-05-04  Josh Conner  <jconner@apple.com>
+
+       * basic-block.h (cdi_direction): Assign values to all enumeration
+       constants.
+       (dom_computed): Remove.
+       (dom_info_state): New.
+       (set_dom_info_availability): New.
+       * tree-ssa-loop-im.c (determine_invariantness): Initialize
+       walk_data.dom_direction.
+       * cfghooks.c (delete_basic_block): Use dom_info_available_p()
+       instead of dom_computed[].
+       (split_edge): Likewise.
+       (create_basic_block): Likewise.
+       (merge_blocks): Likewise.
+       * ifcvt.c (find_if_header): Likewise.
+       * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
+       * tree-ssa-dce.c (remove_dead_stmt): Likewise.
+       * tree-ssa.c (verify_ssa): Likewise.
+       * tree-cfg.c (tree_verify_flow_info): Likewise.
+       (remove_edge_and_dominated_blocks): Likewise.
+       * dominance.c (dom_computed): Make static.
+       (calc_dfs_tree_nonrec): Change third param to a bool.
+       (calc_dfs_tree): Change second param to a bool.
+       (calc_idioms): Change second param to a bool.  Use
+       dom_convert_dir_to_idx.
+       (init_dom_info): Validate dir before using.
+       (dom_convert_dir_to_idx): New.
+       (calculate_dominance_info): Use dom_convert_dir_to_idx.  New
+       variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
+       (free_dominance_info): Use dom_convert_dir_to_idx.
+       (get_immediate_dominator): Likewise.
+       (set_immediate_dominator): Likewise.
+       (get_dominated_by): Likewise.
+       (redirect_immediate_dominators): Likewise.
+       (nearest_common_denominator): Likewise.
+       (dominated_by_p): Likewise.
+       (bb_dom_dfs_in): Likewise.
+       (bb_dom_dfs_out): Likewise.
+       (recount_dominator): Likewise.
+       (iterate_fix_dominators): Likewise.
+       (add_to_dominance_info): Likewise.
+       (delete_from_dominance_info): Likewise.
+       (first_dom_son): Likewise.
+       (next_dom_son): Likewise.
+       (dom_info_available_p): Likewise.
+       (dom_info_state): New.
+       (set_dom_info_availability): New.
+
+2007-05-04  Andreas Krebbel  <krebbel1@de.ibm.com>
+
+       * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
+       Expander removed.
+       ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
+
+2007-05-04  Bob Wilson  <bob.wilson@acm.org>
+       
+       * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
+       (subdi3, subdi_carry): Delete.
+       
+2007-05-04  Jan Hubicka  <jh@suse.cz>
+           Richard Guenther  <rguenther@suse.de>
+
+       * opts.c (decode_options): Do not fiddle with inlining
+       parameters in case of optimizing for size.
+       * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
+       for size do nothing.
+       (cgraph_decide_inlining_of_small_function): When optimizing for
+       size never inline functions increasing caller size.
+       (cgraph_early_inlining): Inline for size when optimizing for size.
+
+2007-04-18  Bernd Schmidt  <bernd.schmidt@analog.com>
+
+       * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
+       logical operations piecewise.
+       (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
+       zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
+       subdi_sesidi_di): Delete.
+       (add_with_carry): Produce carry in CC instead of a DREG to shorten
+       the generated sequence.  Allow three-reg add in constraints.  Rewrite
+       the rtl expression for carry to avoid zero_extend of a constant.
+       (sub_with_carry): New pattern.
+       (adddi3, subdi3): Change into define_expand.  For subtract, generate a
+       different sequence not involving jumps.
+       (notbi): Now a named pattern.
+
+2007-05-04  Bradley Lucier  <lucier@math.purdue.edu>
+
+       * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
+       Add the note about a significant loss of accuracy of some
+       mathematical routines when these options are used.
+
+2007-05-04  Maxim Kuvyrkov  <mkuvyrkov@ispras.ru>
+
+       * haifa-sched.c (rtx_vec_t): New typedef.
+       (contributes_to_priority_p): Extract piece of priority () into new
+       static function.
+       (priority): Use the function.  Add assertion.
+       (rank_for_schedule, set_priorities): Add assertion to check that
+       insn's priority is initialized.
+       (clear_priorities, calc_priorities): Change signature.  Make it update
+       all relevant insns.  Update all callers ('add_to_speculative_block ()'
+       and 'create_block_check_twin ()').
+       * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
+       Add new field 'priority_status'.
+       (INSN_PRIORITY_STATUS): New macro.
+       (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
+
+2007-05-04  Maxim Kuvyrkov  <mkuvyrkov@ispras.ru>
+
+       * sched-ebb.c (debug_ebb_dependencies): New static function.
+       (init_ready_list): Use it.
+
+       * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
+       with changed signature and 'debug_rgn_dependencies ()'.
+       (debug_rgn_dependencies): New static function.
+       (init_ready_list): Use it.
+       
+       * sched-int.h (debug_dependencies): Declare.
+
+2007-05-04  Andreas Krebbel  <krebbel1@de.ibm.com>
+
+       * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
+
+2007-05-04  Dirk Mueller  <dmueller@suse.de>
+
+       * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
+
+2007-05-03  Jan Hubicka  <jh@suse.cz>
+
+       * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
+       for pointer type in more cases than before.
+
+       * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
+
+       * tree-object-size.c (plus_expr_object_size): When operand size is
+       unknown, return unknown.
+
+2007-05-03  Dirk Mueller  <dmueller@suse.de>
+
+       * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
+
+       * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
+       options.
+
+       * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
+
+2007-05-03  Janis Johnson  <janis187@us.ibm.com>
+
+       * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
+
+2007-05-03  Joseph Myers  <joseph@codesourcery.com>
+
+       * config/soft-fp/double.h, config/soft-fp/extended.h,
+       config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
+       config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
+       config/soft-fp/op-2.h, config/soft-fp/op-4.h,
+       config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
+       glibc CVS.
+
+2007-05-03  Ian Lance Taylor  <iant@google.com>
+
+       * config/rs6000/rs6000.c (rs6000_override_options): Don't set
+       MASK_PPC_GFXOPT for 8540 or 8548.
+
+2007-05-03  Uros Bizjak  <ubizjak@gmail.com>
+
+       * tree-vect-transform.c (vect_update_inits_of_drs): Use
+       vect_print_dump_info() to output debug information.
+
+2007-05-03  Uros Bizjak  <ubizjak@gmail.com>
+
+       PR target/31768
+       * config/i386/i386.c (print_operand) ['z']: Output 'w' for
+       operands of size 2 when operand is not MEM_P.
+
+2007-05-03  Zdenek Dvorak  <dvorakz@suse.cz>
+
+       PR tree-optimization/30565
+       * lambda-code.c (perfect_nestify): Fix updating of dominators.
+
+2007-05-03  Bernd Schmidt  <bernd.schmidt@analog.com>
+
+       * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
+       (umulsi3_highpart): Use them.
+       * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
+       for final accumulator to D regisster tranfser.
+
+2007-05-03  Dorit Nuzman  <dorit@il.ibm.com>
+
+       PR tree-optimization/31699
+       * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
+       code.
+       (vect_enhance_data_refs_alignment): Compute peel amount using 
+       TYPE_VECTOR_SUBPARTS instead of vf.     
+       * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
+
+2007-05-02  Brooks Moses  <brooks.moses@codesourcery.com>
+
+       PR bootstrap/31776
+       * system.h: Remove inclusion of double-int.h
+       * tree.h: Include double-int.h
+       * gengtype.c: Likewise
+       * cfgloop.h: Likewise
+       * Makefile.in: Adjust dependencies on double-int.h
+
+2007-05-02  Eric Christopher  <echristo@apple.com>
+
+       * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
+       -shared to -Zdynamiclib.
+
+2007-05-02  Seongbae Park  <seongbae.park@gmail.com>
+
+       PR c++/31663
+       * c-common.c (strip_pointer_or_array_types): New function.
+       * c-common.h (strip_pointer_or_array_types): New function declaration.
+
+2007-05-03  Zdenek Dvorak  <dvorakz@suse.cz>
+
+       PR tree-optimization/31771
+       * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
+
+2007-05-02  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
+
+2007-05-02  Andrew Pinski  <andrew_pinski@playstation.sony.com>
+
+       PR middle-end/29715
+       * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
+       transformation.
+
+2007-05-02  Nick Clifton  <nickc@redhat.com>
+
+       * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
+
+2007-05-02  Richard Guenther  <rguenther@suse.de>
+
+       PR tree-optimization/31146
+       * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
+       argument, single_use_p.  If we have a single use that is
+       a conversion to the definition rhs type, propagate that rhs.
+       (forward_propagate_addr_expr): Pass single_use_p argument
+       to forward_propagate_addr_expr_1.
+
+2007-05-01  H.J. Lu  <hongjiu.lu@intel.com>
+
+       * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
+       variable.
+
+2007-05-01  Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
+
+       * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
+       'AMD Family 10 core'.
+
+2007-05-01  Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
+
+       * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
+       and athlon64-sse3 as improved versions of k8, opteron and athlon64
+       with SSE3 instruction set support.
+       * doc/invoke.texi: Likewise.
+
+2007-05-01  Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
+
+       * config/i386/i386.c (override_options): Tuning 32-byte loop
+       alignment for amdfam10 architecture. Increasing the max loop
+       alignment to 24 bytes.
+
+2007-05-01  Kazu Hirata  <kazu@codesourcery.com>
+
+       * config/m68k/constraints.md: New.
+       * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
+       CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
+       EXTRA_CONSTRAINT): Remove.
+       * config/m68k/m68k.md: Include constraints.md.
+       * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
+
+2007-05-01  Ian Lance Taylor  <iant@google.com>
+
+       PR tree-optimization/31739
+       * tree-vrp.c (vrp_val_is_max): New static function.
+       (vrp_val_is_min): New static function.
+       (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
+       copying the node.
+       (set_value_range): Use vrp_val_is_{max,min}.
+       (extract_range_from_assert): Likewise.
+       (extract_range_from_binary_expr): Likewise.
+       (extract_range_from_unary_expr): Likewise.
+       (dump_value_range, vrp_meet): Likewise.
+       (vrp_visit_phi_node): Likewise.
+       * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
+
+2007-05-01  Mark Mitchell  <mark@codesourcery.com>
+
+       * config/i386/gmon-sol2.c (size_t): New type.
+       (intptr_t): Likewise.
+       (s_textsize): Declare as size_t.
+       (sbrk): Declare.
+       (monstartup): Use size_t for sizes.
+       (_mcount): Save and restore registers.
+       (internal_mcount): Pass 0 as the first argument to monstartup
+       in 64-bit mode.
+       (moncontrol): Convert pointer to appropriately sized integer
+       before passing to profil.
+
+2007-05-01  Joseph Myers  <joseph@codesourcery.com>
+
+       * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
+       __NO_FPRS__, not just if _SOFT_DOUBLE.
+       * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
+       * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
+       also for E500 double.
+       * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
+       suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
+       && !TARGET_FPRS).
+
+2007-05-01  Richard Guenther  <rguenther@suse.de>
+
+       * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
+       is NULL.
+
+2007-05-01  Joseph Myers  <joseph@codesourcery.com>
+
+       * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
+
+2007-05-01  Jan Hubicka  <jh@suse.cz>
+
+       * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
+       invariant.
+
+2007-05-01  Jan Hubicka  <jh@suse.cz>
+
+       * tree.h (maybe_fold_offset_to_component_ref): Remove.
+       (maybe_fold_offset_to_reference): Declare.
+       * fold-const.c (fold_unary): Do not fold
+       (type *)&A into &A->field_of_type_and_offset_0
+       * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
+       size is unknown, give up.
+       (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
+       offsets.
+       (maybe_fold_offset_to_reference): New.
+       (maybe_fold_stmt_indirect): Use it.
+       (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
+       * gimplify.c (gimplify_conversion): Canonicalize conversions to
+       field references.
+       (gimplify_expr): Likewise for plus_expr.
+
+2007-05-01  Zdenek Dvorak  <dvorakz@suse.cz>
+
+       * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
+       bsi_after_labels.  Always insert statements before bsi.
+       * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
+       * predict.c (apply_return_prediction): Check for empty blocks.
+       * cfgexpand.c (lab_rtx_for_bb): New variable.
+       (label_rtx_for_bb): Do not create new tree labels.
+       (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
+       (tree_expand_cfg): Initialize lab_rtx_for_bb.
+       * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
+       creating edges.
+       (label_for_bb): Add field used.
+       (update_eh_label, main_block_label): Mark the label used.
+       (cleanup_dead_labels): Remove unused labels.
+
+2007-05-01  Richard Guenther  <rguenther@suse.de>
+
+       * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
+       if it is not about to be set.
+       (get_value_range): Do not pre-allocate equiv bitmap.
+       (update_value_range): No need to clear equiv field.
+       (add_equivalence): Change prototype to get bitmap pointer.
+       Allocate bitmap here if it is not already.
+       (extract_range_from_assert): Do not allocate bitmap here.
+       Update callers to add_equivalence.
+       (extract_range_from_ssa_name): Likewise.
+       (get_vr_for_comparison): New static helper.
+       (compare_name_with_value): Handle NULL equiv bitmap by
+       peeling the first iteration of the comparison loop.
+       Use get_vr_for_comparison.
+       (compare_names): Handle NULL equiv bitmaps by using fake
+       ones.  Use get_vr_for_comparison.
+
+2007-04-30  Brooks Moses  <brooks.moses@codesourcery.com>
+
+       * double-int.c (mpz_set_double_int): Moved from
+       tree-ssa-loop-niter.c.
+       (mpz_get_double_int): Likewise; also, add option to wrap
+       out-of-range integers.
+       * double-int.h: New prototypes for above.
+       * tree.c (get_static_type_bounds): Moved from
+       tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
+       TYPE_MAX_VALUE if they exist..
+       * tree.h: New prototype for above.
+       * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
+       get_type_bounds calls.
+       (mpz_set_double_int): Move to double-int.c.
+       (get_type_bounds): Move to tree.c, rename to
+       get_static_type_bounds.
+       (mpz_to_double_int): Move to double-int.c, rename to
+       mpz_get_double_int.
+
+2007-04-30  Bob Wilson  <bob.wilson@acm.org>
+
+       * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
+       DIV0 exception can fall through to a normal return.
+
+2007-04-30  Alexandre Oliva  <aoliva@redhat.com>
+
+       PR middle-end/22156
+       Temporarily revert:
+       2007-04-06  Andreas Tobler  <a.tobler@schweiz.org>
+        * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
+       2007-04-05  Alexandre Oliva  <aoliva@redhat.com>
+       * tree-sra.c (try_instantiate_multiple_fields): Needlessly
+       initialize align to silence bogus warning.
+       2007-04-05  Alexandre Oliva  <aoliva@redhat.com>
+       * tree-sra.c (struct sra_elt): Add in_bitfld_block.  Remove
+       all_no_warning.
+       (struct sra_walk_fns): Remove use_all parameter from use.
+       (sra_hash_tree): Handle BIT_FIELD_REFs.
+       (sra_elt_hash): Don't hash bitfld blocks.
+       (sra_elt_eq): Skip them in parent compares as well.  Handle
+       BIT_FIELD_REFs.
+       (sra_walk_expr): Don't maintain or pass down use_all_p.
+       (scan_use): Remove use_all parameter.
+       (scalarize_use): Likewise.  Re-expand assignment to
+       BIT_FIELD_REF of gimple_reg.  De-scalarize before input or
+       output, and re-scalarize after output.  Don't mark anything
+       for no warning.
+       (scalarize_ldst): Adjust.
+       (scalarize_walk_gimple_modify_statement): Likewise.
+       (build_element_name_1): Handle BIT_FIELD_REFs.
+       (instantiate_element): Don't warn for any element whose parent
+       is used as a whole.
+       (instantiate_missing_elements_1): Return the sra_elt.
+       (canon_type_for_field): New.
+       (try_instantiate_multiple_fields): New.
+       (instantiate_missing_elemnts): Use them.
+       (mark_no_warning): Removed.
+       (generate_one_element_ref): Handle BIT_FIELD_REFs.
+       (REPLDUP, sra_build_elt_assignment): New.
+       (generate_copy_inout): Use them.
+       (generate_element_copy): Likewise.  Handle bitfld differences.
+       (generate_element_zero): Don't recurse for blocks.  Use
+       sra_build_elt_assignment.
+       (generate_one_element_int): Take elt instead of var.  Use
+       sra_build_elt_assignment.
+       (generate_element_init_1): Adjust.
+       (scalarize_use, scalarize_copy): Use REPLDUP.
+       (scalarize_ldst): Move assert before dereference.
+       (dump_sra_elt_name): Handle BIT_FIELD_REFs.
+
+2007-04-30  Andrew Pinski  <andrew_pinski@playstation.sony.com>
+
+       PR C++/31721
+       * tree.c (reconstruct_complex_type): Reconstruct a reference
+       correctly.
+       Also use the same mode for the pointer as the old pointer type.
+
+2007-04-30  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
+
+       * doc/trouble.texi (Interoperation): Remove note about Ultrix
+       Fortran compiler.
+
+2007-04-29  Zdenek Dvorak  <dvorakz@suse.cz>
+
+       PR rtl-optimization/31676
+       * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
+       (df_refs_record): Call it.
+
+2007-04-29  Bernd Schmidt  <bernd.schmidt@analog.com>
+
+       * rtl.def (SS_ABS): New code.
+       * config/bfin/bfin.c (print_operand): New modifier 'v'.
+       (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
+       BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
+       BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
+       (bfin_init_builtins): Define them.
+       (bdesc_1arg, bdesc_2arg): Add some of them here, ...
+       (bfin_expand_builtin): ... and handle the others here.
+       * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
+       flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
+       (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
+       (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
+       operand is only HImode.
+
+2007-04-29  Steven Bosscher  <steven@gcc.gnu.org>
+
+       * regclass.c (scan_one_insn): Remove splitting of
+       two address insns.
+
+2007-04-28  Sandra Loosemore  <sandra@codesourcery.com>
+           Nigel Stephens  <nigel@mips.com>
+
+       * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
+
+2007-04-28  Jan Hubicka  <jh@suse.cz>
+
+       * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
+       insn_locators_alloc instead of insn_locators_initialize;
+       call reset_block_changes.
+       * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
+       * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
+       * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
+       * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
+       * config/score/score.c (th_output_mi_thunk): Likewise.
+       * config/mips/mips.c (mips_output_mi_thunk): Likewise.
+       * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
+       tolerate uninitialized locator info.
+
+       Re-apply:
+       * function.c (init_function_start): Don't init line number info.
+       (expand_function_end): Update.
+       (reset_block_changes, record_block_change, finalize_block_changes,
+       check_block_change, free_block_changes): Kill.
+       * function.h (reset_block_changes, record_block_change,
+       finalize_block_changes, check_block_change, free_block_changes): Remove
+       prototypes.
+       (struct function): Remove ib_boundaries_block.
+       * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
+       Use curr_insn_locator to initialize locator.
+       (emit_line_note): Remove.
+       * cfgexpand.c (expand_gimple_cond_expr): Update.
+       (construct_exit_block): Likewise.
+       (tree_expand_cfg): Initialize/finalize locators.
+       * expr.c (expand_expr_real): Update.
+       * cfglayout.c (line_locators_locs, line_locators_lines,
+       file_locators_locs, file_locators_files): Remove.
+       (set_block_levels): Move to cfgexpand.c.
+       (insn_locators_initialize): Remove.
+       (pass_insn_locators_initialize): Remove.
+       (locations_locators_locs, locations_locators_vals): New static vars.
+       (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
+       Likewise.
+       (insn_locators_alloc, insn_locators_finalize,
+       set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
+       New functions.
+       (locator_location): New.
+       (locator_line, locator_file): Rewrite.
+       * rtl.h (emit_line_note): Kill.
+       (insn_locators_alloc, insn_locators_finalize,
+       set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
+       Declare.
+       * tree-inline.c (initialize_cfun): Do not initialize
+       ib_boundaries_block.
+       * passes.c (pass_insn_locators_initialize): Remove.
+
+2007-04-28  Zdenek Dvorak  <dvorakz@suse.cz>
+
+       * tree-cfg.c (move_block_to_fn): Release bb from dominance
+       info.  Update last_basic_block correctly.
+
 2007-04-27  Kaz Kojima  <kkojima@gcc.gnu.org>
 
        PR target/31701
 
 2007-04-26  Anatoly Sokolov <aesok@post.ru>
 
-       * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and 
+       * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
        ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
        * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
        * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
 2007-04-24  Richard Guenther  <rguenther@suse.de>
            Olga Golovanevsky  <olga@il.ibm.com>
 
-       * fold-const.c (multiple_of_p): Check for bottom 
-       to be zero. 
+       * fold-const.c (multiple_of_p): Check for bottom
+       to be zero.
 
 2007-04-24  Richard Henderson  <rth@redhat.com>
 
-       * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from 
+       * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
        IS_IBM_EXTENDED.  Also define in terms of WIDEST_HARDWARE_FP_SIZE.
        * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
        looking for non-zero bits shifted out.  Avoid a recursive call