+2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
+
+ * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
+ EDGE_IRREDUCIBLE_LOOP.
+
+2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
+ where we have one entry point in the loop which isn't the head.
+
+2008-11-03 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/37573
+ * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
+
+2008-11-03 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/37858
+ * passes.c (execute_one_pass): Don't look at cfun->curr_properties
+ for ipa and simple ipa passes.
+
+2008-11-02 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/37542
+ * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
+ * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
+ (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
+ (vn_nary_op_insert_stmt): Likewise.
+ (visit_use): Likewise.
+
+2008-11-02 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
+ (*swap): Remove.
+ (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
+ rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
+ (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
+ ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
+ lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
+ peephole2's): Replace unspec with rotate.
+ * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
+
+2008-11-02 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/37991
+ * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
+ * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
+ (set_ssa_val_to): Print if the value changed.
+ (simplify_binary_expression): Strip useless conversions.
+
+2008-11-01 Hans-Peter Nilsson <hp@axis.com>
+
+ PR target/37939
+ * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
+ operand.
+
+2008-11-01 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/37976
+ * builtins.c (fold_builtin_strspn): Return a size_t.
+ (fold_builtin_strcspn): Likewise.
+
+2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
+
+ * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
+ attribute for struct return convention.
+
+2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
+
+ * config/rs6000/crtsavres.asm: Really, really delete.
+
+2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
+
+ * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
+ problem.
+ (rs6000_emit_prologue): Invert logic.
+ * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
+ (reg:P 11) instead of match_operand.
+ (*save_fpregs_<mode>): Likewise.
+ (*restore_gpregs_<mode>): Likewise.
+ (*return_and_restore_gpregs_<mode>): Likewise.
+ (*return_and_restore_fpregs_<mode>): Likewise.
+ * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
+ (reg:P 11) insted of match_operand.
+ (*restore_gpregs_spe): Likewise.
+ (*return_and_restore_gpregs_spe): Likewise.
+
+2008-10-28 Luis Machado <luisgpm@br.ibm.com>
+
+ * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
+ list of word switches that take args.
+
+2008-10-30 Jakub Jelinek <jakub@redhat.com>
+
+ * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
+ (s390_output_pool_entry): Call it through for_each_rtx.
+
+ PR middle-end/37730
+ * expr.c (store_constructor): For vectors, if target is a MEM, use
+ target's MEM_ALIAS_SET instead of elttype alias set.
+
+2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/37909
+ * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
+ no address.
+
+2008-10-29 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/37878
+ * config/rs6000/predicates.md (word_offset_memref_operand):
+ Restructure code and look inside auto-inc/dec addresses.
+
+2008-10-29 Steve Ellcey <sje@cup.hp.com>
+
+ PR target/32277
+ * libgcov.c ( __gcov_indirect_call_profiler): Check
+ TARGET_VTABLE_USES_DESCRIPTORS.
+
+2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
+
+ * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
+ (INITIAL_FRAME_POINTER_OFFSET): Remove.
+ * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
+ offset if eliminating soft frame pointer.
+ * config/spu/spu.md (stack_protect_set, stack_protect_test)
+ (stack_protect_test_si): Add initial machine description
+ for Stack Smashing Protector
+
+2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR 11492
+ * c-common.c (min_precision): Move to...
+ * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
+ * tree.h (tree_int_cst_min_precision): Declare.
+ * c-common.h (min_precision): Delete declaration.
+ * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
+ multiplication of non-negative integer constants.
+ * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
+ tree_int_cst_min_precision.
+ (finish_enum): Likewise.
+
+2008-10-29 Joseph Myers <joseph@codesourcery.com>
+
+ PR middle-end/36578
+ * convert.c (convert_to_real): Do not optimize conversions of
+ binary arithmetic operations between binary and decimal
+ floating-point types. Consider mode of target type in determining
+ decimal type for arithmetic. Unless
+ flag_unsafe_math_optimizations, do not optimize binary conversions
+ where this may change rounding behavior.
+ * real.c (real_can_shorten_arithmetic): New.
+ * real.h (real_can_shorten_arithmetic): Declare.
+
+2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
+ ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
+ * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
+ appropriate.
+ (must_save_p): For some workarounds, interrupts need to clobber a
+ P register.
+ (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
+ and LC1 for WA_05000257.
+ (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
+ WA_05000283 and WA_05000315.
+ * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
+ (movbi): Add alternative to set CC to 1; improve code for setting
+ CC to 0.
+ (dummy_load): New pattern.
+
+2008-10-29 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/37870
+ * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
+ BLKmode for non-memory, convert using a wider MODE_INT mode
+ or through memory.
+
+ PR middle-end/37913
+ * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
+ that haven't been removed yet.
+
+2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.c (struct machine_function): New member
+ has_loopreg_clobber.
+ (bfin_expand_movmem): Set it when generating memcpy insns.
+ (n_regs_saved_by_prologue, expand_prologue_reg_save,
+ expand_epilogue_reg_restore): If we have hardware loops,
+ memcpy insns (indicated by has_loopreg_clobber) or function
+ calls, we need to save the loop registers.
+
+2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (core2_cost): Fix typos in comments.
+
+2008-10-28 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/37924
+ * combine.c (make_compound_operation): Don't call make_extraction with
+ non-positive length.
+ (simplify_shift_const_1): Canonicalize count even if complement_p.
+
+2008-10-28 Joseph Myers <joseph@codesourcery.com>
+
+ * convert.c (strip_float_extensions): Do not remove or introduce
+ conversions between binary and decimal floating-point types.
+
+2008-10-28 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/37931
+ * fold-const.c (distribute_bit_expr): Convert common, left and
+ right arguments to type.
+
+2008-10-28 Nick Clifton <nickc@redhat.com>
+
+ * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
+ * config/mn10300/mn10300.c (fp_regs_to_save): Test the
+ call_really_used_regs array rather than the call_used_regs array.
+ (mn10300_get_live_callee_saved_regs, expand_prologue,
+ expand_epilogue, output_tst): Likewise.
+
+2008-10-27 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/37378
+ * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
+ (df_get_entry_block_def_set): Neither here.
+ (df_get_regular_block_artificial_uses): Add EH_USES registers.
+
+ PR tree-optimization/37879
+ * predict.c (tree_estimate_probability): Check if last_stmt is
+ non-NULL before dereferencing it.
+
+2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
+
+ * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
+ (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
+ (ira_fast_allocation): Remove the prototype.
+
+ * ira-color.c (update_copy_costs, allocno_cost_compare_func,
+ assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
+ (color_pass): Modify the updated costs.
+ (ira_color): Rename to color. Make it static.
+ (ira_fast_allocation): Rename to fast_allocation. Make it static.
+ (ira_color): New function.
+
+ * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
+ change.
+
+ * ira-lives.c (last_call_num, allocno_saved_at_call): New
+ variables.
+ (set_allocno_live, clear_allocno_live, mark_ref_live,
+ mark_ref_dead): Invalidate corresponding element of
+ allocno_saved_at_call.
+ (process_bb_node_lives): Increment last_call_num. Setup
+ allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
+ allocno was already saved.
+ (ira_create_allocno_live_ranges): Initiate last_call_num and
+ allocno_saved_at_call.
+
+ * ira-build.c (ira_create_allocno): Initiate
+ ALLOCNO_UPDATED_COVER_CLASS_COST.
+ (create_cap_allocno, propagate_allocno_info,
+ remove_unnecessary_allocnos): Remove setting updated costs.
+ (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
+
+ * ira.c (ira): Don't call ira_fast_allocation.
+
+ * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
+ updated costs.
+
+2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR middle-end/37813
+ * ira-conflicts.c (process_regs_for_copy): Remove class subset
+ check.
+
+ * ira-int.h (ira_hard_regno_cover_class): New.
+
+ * ira-lives.c (mark_reg_live, mark_reg_dead,
+ process_bb_node_lives): Use ira_hard_regno_cover_class.
+
+ * ira.c (reg_class ira_hard_regno_cover_class): New global
+ variable.
+ (setup_hard_regno_cover_class): New function.
+ (ira_init): Call setup_hard_regno_cover_class.
+
+ * ira-costs.c (cost_class_nums): Add comment.
+ (find_allocno_class_costs): Initiate cost_class_nums.
+ (setup_allocno_cover_class_and_costs): Check cost_class_nums.
+
+2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR middle-end/37884
+ * ira-build.c (copy_live_ranges_to_removed_store_destinations):
+ Rename to copy_info_to_removed_store_destinations. Propagate
+ conflict hard regs and register stack attribute.
+
+2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR middle-end/37316
+ * pa.c (function_arg_padding): Pad complex and vector types upward in
+ 64-bit runtime.
+ (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
+
+2008-10-26 Matthias Klose <doko@ubuntu.com>
+
+ * doc/install.texi: Document requirements on antlr.
+
+2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
+ first.
+
+2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
+
+ PR target/37841
+ * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
+ is defined, use it to modify the constant offset.
+
+ * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
+
+ * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
+ and short arguments to the correct location as mandated by the
+ ABI.
+
+2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR rtl-optimization/37769
+ * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
+
+2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
+ unwind-dw2-Os-4-200.o.
+
+2008-10-24 Joseph Myers <joseph@codesourcery.com>
+
+ * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
+ (convert_for_assignment): Remove ic_argpass_nonproto cases.
+
+2008-10-24 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/36038
+ * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
+ add sizetype IV with initial value zero instead of pointer type.
+
+2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
+
+ PR c/7543
+ * value-prof.c (gimple_stringop_fixed_value): Use parentheses
+ around bit operation.
+ * profile.c (is_edge_inconsistent): Likewise.
+ * fold-const.c (truth_value_p): Move from here...
+ * tree.h (truth_value_p): ... to here.
+ * c-tree.h (c_expr): Update description of original_code.
+ * c-typeck.c (parser_build_unary_op): Set original_code.
+ (parser_build_binary_op): Update call to warn_about_parentheses.
+ * c-common.c (warn_about_parentheses): Take two additional
+ arguments of the operands. Use a switch. Quote operators
+ appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
+ Add warning about !x | y and !x & y.
+ * c-common.h (warn_about_parentheses): Update declaration.
+
+2008-10-24 Jakub Jelinek <jakub@redhat.com>
+
+ * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
+ check_p_tool, check_p_vars, check_p_subno, check_p_comma,
+ check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
+ New variables.
+ (check-subtargets, check-%-subtargets, check-parallel-%): New
+ targets.
+ (check-%): For test targets listed in lang_checks_parallelized
+ if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
+ run the testing in multiple make goals, possibly parallel, and
+ afterwards run dg-extract-results.sh to merge the sum and log files.
+
+2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.c (mips_canonicalize_move_class): New function.
+ (mips_move_to_gpr_cost): Likewise.
+ (mips_move_from_gpr_cost): Likewise.
+ (mips_register_move_cost): Make more fine-grained.
+
+2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
+
+ * graphite.c (graphite_apply_transformations): Check for
+ -fgraphite-identity.
+ * toplev.c (process_options): Add graphite_identity.
+ * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
+
+2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
+ mulhisihl and mulhisihh builtins.
+
+ From Jie Zhang <jie.zhang@analog.com>
+ * config/bfin/bfin.md (composev2hi): Put operands into vector
+ with correct order.
+
+2008-10-22 Chao-ying Fu <fu@mips.com>
+
+ * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
+
+2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ From Mike Frysinger <michael.frysinger@analog.com>
+ * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
+ BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
+ * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
+ and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
+ Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
+ Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
+ * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
+ for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
+ for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
+ __ADSPBF51x__ for all of them.
+ * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
+ -mcpu bf512, bf514, bf516, and bf518.
+ * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
+ bf512-none, bf514-none, bf516-none, and bf518-none.
+ * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
+ * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
+ * doc/invoke.texi (Blackfin Options): Document that
+ -mcpu now accepts bf512, bf514, bf516, and bf518.
+
+2008-10-22 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/37882
+ * fold-const.c (build_range_type): For 1 .. signed_max
+ range call build_nonstandard_inter_type if signed_type_for
+ returned a type with bigger precision.
+
+2008-10-22 Richard Guenther <rguenther@suse.de>
+
+ * tree.def (COMPLEX_TYPE): Constrain element type.
+ * tree.c (build_complex_type): Assert that.
+ * tree-ssa-structalias.c (could_have_pointers): Complex types
+ cannot have pointers.
+
+2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
+
+ PR c/30949
+ * c-typeck.c (convert_for_assignment): Do not give declaration's
+ location for builtins. Spell out which type was expected and which
+ was given.
+
+2008-10-22 Nick Clifton <nickc@redhat.com>
+
+ * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
+ the fdpic register to be a target when running in fdpic mode.
+
+2008-10-22 Rafael Espindola <espindola@google.com>
+
+ * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
+ newly created statements.
+
+2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/37633
+ * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
+ * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
+ * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
+
+2008-10-22 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/37880
+ * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
+ Adjust -mcmodel=medium description for 2005-07-31 changes.
+
+2008-10-22 Jan Hubicka <jh@suse.cz>
+ Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/35853
+ * doc/invoke.texi: Remove references to obsoleted -d dumps.
+
+2008-10-21 Richard Henderson <rth@redhat.com>
+
+ PR 37815
+ * emit-rtl.c (get_spill_slot_decl): Export.
+ * emit-rtl.h (get_spill_slot_decl): Declare.
+ * var-tracking.c (vt_add_function_parameters): Relax assertion
+ on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
+
+2008-10-21 Bob Wilson <bob.wilson@acm.org>
+
+ * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
+ REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
+ of from insn.
+
+2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
+
+ PR middle-end/37669
+ * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
+ processed by get_maxval_strlen.
+
+2008-10-21 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/35485
+ * tree.c (get_file_function_name): Copy first_global_object_name.
+ Centralize call to clean_symbol_name.
+
+2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
+
+ * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
+ * config/svr4.h (SVR4_ASM_SPEC): New.
+ (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
+ * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
+
+ * doc/invoke.texi (Option Summary): Add -T to linker options.
+ (Link Options): Document -T.
+
+2008-10-21 Jakub Jelinek <jakub@redhat.com>
+
+ * tree-inline.c (tree_inlinable_function_p): Remove tuples
+ debugging hack.
+
+ * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from
+ INTEGER_CSTs.
+
+ PR debug/37020
+ * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
+
+2008-10-20 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
+ part of expression.
+
2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
* doc/install.texi: Fix typos in previous patch.