+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.
+
+2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
+
+ * doc/install.texi: Document in-tree building of gcc and mpfr.
+
+2008-10-19 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
+
+2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
+
+ PR c/30260
+ * c-decl.c (finish_enum): Convert non-integer enumerators to enum
+ type.
+ (build_enumerator): Convert enumerators that fit in integer to
+ integer type.
+
+2008-10-18 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (unnamed peephole2): Do not force memory
+ operands of arith or logical instructions into registers for
+ non-TARGET_READ_MODIFY targets.
+
+ (ffs_cmove): Change operand 0 predicate to register_operand.
+ Change operand 1 predicate to nonimmediate_operand.
+ (ffsdi2): Ditto.
+ (*ffs_no_cmove): Change operand 0 predicate to register_operand.
+
+2008-10-18 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
+ VIEW_CONVERT_EXPR case against invalid gimple.
+
+2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * c-parser.c (c_parser_binary_expression): Silence the
+ uninitialized variable warning emitted for binary_loc.
+
+2008-10-16 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-pre.c (phi_translate_set): Add constants to phi
+ translation cache.
+
+2008-10-16 Joseph Myers <joseph@codesourcery.com>
+
+ PR c/33192
+ * c-typeck.c (build_unary_op): Use omit_one_operand for
+ IMAGPART_EXPR of real argument.
+
+2008-10-16 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/37664
+ * fold-const.c (fold_binary): When optimizing comparison with
+ highest or lowest type's value, don't consider TREE_OVERFLOW.
+
+2008-10-16 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/35483
+ * Makefile.in (coverage.o): Depend on $(TM_P_H).
+ * coverage.c: Include tm_p.h.
+ * config/rs6000/x-aix (jc1): Override LDFLAGS.
+ * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
+ dollar signs from PREFIX.
+ * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
+ instead of manual strip_name_encoding.
+
+2008-10-16 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/37418
+ * tree-ssa.c (useless_type_conversion_p_1): Do not treat
+ volatile qualified functions or methods as relevant.
+
+2008-10-16 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/37525
+ * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
+ sizetype unsigned constants, both in the case of C and bounds.
+
+2008-10-15 Jan Hubicka <jh@suse.cz>
+
+ * ira-emit.c (change_regs): Return false when replacing reg by
+ itself.
+
+2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR target/37633
+ * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
+ HARD_REGNO_CALL_PART_CLOBBERED.
+
+2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR middle-end/37535
+ * ira-lives.c (mark_early_clobbers): Remove.
+ (make_pseudo_conflict, check_and_make_def_use_conflicts,
+ check_and_make_def_conflicts,
+ make_early_clobber_and_input_conflicts,
+ mark_hard_reg_early_clobbers): New functions.
+ (process_bb_node_lives): Call
+ make_early_clobber_and_input_conflicts and
+ mark_hard_reg_early_clobbers. Make hard register inputs live again.
+
+ * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
+ early clobbers of pseudo-registers.
+
+2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR middle-end/37674
+ * ira-build.c (ira_flattening): Recalculate
+ ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
+ from the scratch instead of the propagation.
+
+2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * doc/rtl.texi (const_double): Remove the "addr" operand.
+ Describe CONST_DOUBLE_* macros under const_double rather
+ than const_vector.
+ (const_fixed): Fix the operand description.
+ (const): Add an @findex directive.
+ (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
+ after the constant rtl table.
+ (fix): Combine floating-point and fixed-point descriptions.
+ Fix hyphenation.
+ * sched-deps.c (sched_analyze_2): Remove reference to
+ CONST_DOUBLE_CHAIN.
+
+2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
+ UNSPEC_GOTSYM_OFFs.
+ * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
+ for UNSPEC_GOTSYM_OFFs.
+ * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
+ (add_GOT_to_pic_reg): Use it.
+ * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
+
+2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
+ Harsha Jagasia <harsha.jagasia@amd.com>
+
+ PR tree-optimization/37485
+ * graphite.c (gmp_cst_to_tree): Moved.
+ (iv_stack_entry_is_constant): New.
+ (iv_stack_entry_is_iv): New.
+ (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
+ (loop_iv_stack_insert_constant): New.
+ (loop_iv_stack_pop): Use new datatpype.
+ (loop_iv_stack_get_iv): Same.
+ (loop_iv_stack_get_iv_from_name): Same.
+ (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
+ (loop_iv_stack_patch_for_consts): New.
+ (loop_iv_stack_remove_constants): New.
+ (graphite_create_new_loop): Use loop_iv_stack_push_iv.
+ (translate_clast): Call loop_iv_stack_patch_for_consts and
+ loop_iv_stack_remove_constants.
+ (gloog): Use new datatype. Redirect construction edge to end
+ block to avoid accidental deletion.
+ * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
+ iv stack entry.
+ (union iv_stack_entry_data): New. Data in iv stack entry.
+ (struct iv_stack_entry): New. Datatype for iv stack entries.
+
+2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
+
+ * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
+ * graphite.c (free_scop): Same.
+ (build_scops): Same.
+ (free_scattering): New.
+ (build_cloog_prog): Call free_scattering.
+ (patch_phis_for_virtual_defs): Fix memleak.
+ (graphite_trans_bb_strip_mine): Same.
+ (limit_scops): Same.
+
+2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
+ Harsha Jagasia <harsha.jagasia@amd.com>
+
+ PR tree-optimization/37828
+ * graphite.c (graphite_trans_loop_block): Do not loop block
+ single nested loops.
+
2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/37686
already implies hard float. Also fix several insn condition
with TARGET_DFP which shall require TARGET_HARD_DFP instead.
+2008-10-15 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/35483
+ Based on patches by Laurent Vivier.
+ * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
+ * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
+ * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
+ dollar sign to underscore.
+ (ASM_OUTPUT_EXTERNAL): Same.
+ (ASM_OUTPUT_LABELREF): New.
+ * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
+
+ * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
+ * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
+ * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
+ * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
+
2008-10-15 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/36881
2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
- PR c++/37553
- * tree.c (build_type_attribute_qual_variant): Hash on the
- unqualified type, and don't overwrite an existing
- (type_hash_eq): Make the TYPE_NAME of the types significant, to
- allow distinguishing between wchar_t and its underlying type. This
- also means that we'll retain a little more typedef information.
+ PR c++/37553
+ * tree.c (build_type_attribute_qual_variant): Hash on the
+ unqualified type, and don't overwrite an existing
+ (type_hash_eq): Make the TYPE_NAME of the types significant, to
+ allow distinguishing between wchar_t and its underlying type. This
+ also means that we'll retain a little more typedef information.
2008-10-14 Andrey Belevantsev <abel@ispras.ru>
Dmitry Melnik <dm@ispras.ru>
(ia64_gen_spec_insn): Removed.
(get_spec_check_gen_function, insn_can_be_in_speculative_p,
ia64_gen_spec_check): New static functions.
- (ia64_alloc_sched_context, ia64_init_sched_context,
- ia64_set_sched_context, ia64_clear_sched_context,
- ia64_free_sched_context, ia64_get_insn_spec_ds,
+ (ia64_alloc_sched_context, ia64_init_sched_context,
+ ia64_set_sched_context, ia64_clear_sched_context,
+ ia64_free_sched_context, ia64_get_insn_spec_ds,
ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
(ia64_needs_block_p): Change prototype.
(ia64_gen_check): Rename to ia64_gen_spec_check.
- (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
+ (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
into declaration, add special memory dependencies handling.
(TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
- TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
+ TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
Define new target hooks.
(TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
- (ia64_optimization_options): Turn on selective scheduling with -O3,
+ (ia64_optimization_options): Turn on selective scheduling with -O3,
disable -fauto-inc-dec. Set mflag_sched_control_spec to true by default
with selective scheduling.
- (ia64_override_options): Initialize align_loops and align_functions
- to 32 and 64, respectively. Set global selective scheduling flags
+ (ia64_override_options): Initialize align_loops and align_functions
+ to 32 and 64, respectively. Set global selective scheduling flags
according to target-dependent flags.
(rtx_needs_barrier): Support UNSPEC_LDS_A.
- (group_barrier_needed): Use new mstop-bit-before-check flag.
+ (group_barrier_needed): Use new mstop-bit-before-check flag.
Add heuristic.
(dfa_state_size): Make global.
(spec_check_no, max_uid): Remove.
- (mem_ops_in_group, current_cycle): New variables.
+ (mem_ops_in_group, current_cycle): New variables.
(ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
- Initialize new variables.
- (is_load_p, record_memory_reference): New functions.
- (ia64_dfa_sched_reorder): Lower priority of loads when limit is
- reached.
- (ia64_variable_issue): Change use of current_sched_info to
+ Initialize new variables.
+ (is_load_p, record_memory_reference): New functions.
+ (ia64_dfa_sched_reorder): Lower priority of loads when limit is
+ reached.
+ (ia64_variable_issue): Change use of current_sched_info to
sched_deps_info. Update comment. Note if a load or a store is issued.
- (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
- advance if maximal number of loads or stores was issued on current
- cycle.
+ (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
+ advance if maximal number of loads or stores was issued on current
+ cycle.
(scheduled_good_insn): New static helper function.
- (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
- a group barrier is needed. Fix vertical spacing. Guard the code
- doing state transition with last_scheduled_insn check.
- Mark that a stop bit should be before current insn if there was a
- cycle advance. Update current_cycle and mem_ops_in_group.
+ (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
+ a group barrier is needed. Fix vertical spacing. Guard the code
+ doing state transition with last_scheduled_insn check.
+ Mark that a stop bit should be before current insn if there was a
+ cycle advance. Update current_cycle and mem_ops_in_group.
(ia64_h_i_d_extended): Change use of current_sched_info to
- sched_deps_info. Reallocate stops_p by larger chunks.
+ sched_deps_info. Reallocate stops_p by larger chunks.
(struct _ia64_sched_context): New structure.
(ia64_sched_context_t): New typedef.
- (ia64_alloc_sched_context, ia64_init_sched_context,
+ (ia64_alloc_sched_context, ia64_init_sched_context,
ia64_set_sched_context, ia64_clear_sched_context,
ia64_free_sched_context): New static functions.
(gen_func_t): New typedef.
(get_spec_load_gen_function): New function.
(SPEC_GEN_EXTEND_OFFSET): Declare.
(ia64_set_sched_flags): Check common_sched_info instead of *flags.
- (get_mode_no_for_insn): Change the condition that prevents use of
+ (get_mode_no_for_insn): Change the condition that prevents use of
special hardware registers so it can now handle pseudos.
(get_spec_unspec_code): New function.
(ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
(ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
during selective scheduling.
- (ia64_speculate_insn): Use ds_get_speculation_types when
+ (ia64_speculate_insn): Use ds_get_speculation_types when
determining whether we need to change the pattern.
(SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
(ia64_spec_check_src_p): Support new speculation/check codes.
(insert_bundle_state): Minimize mid-bundle stop bits.
(important_for_bundling_p): New function.
(get_next_important_insn): Use important_for_bundling_p.
- (bundling): When shifting TImode from unimportant insns, ignore
- also group barriers. Assert that best state is found before
- the backward bundling pass. Print number of mid-bundle stop bits.
- Minimize mid-bundle stop bits. Check correct calculation of
+ (bundling): When shifting TImode from unimportant insns, ignore
+ also group barriers. Assert that best state is found before
+ the backward bundling pass. Print number of mid-bundle stop bits.
+ Minimize mid-bundle stop bits. Check correct calculation of
mid-bundle stop bits.
(ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
(final_emit_insn_group_barriers): Emit stop bits before insns starting
a new cycle.
(sel2_run): New variable.
- (ia64_reorg): When flag_selective_scheduling2 is set, run the selective
- scheduling pass instead of schedule_ebbs.
+ (ia64_reorg): When flag_selective_scheduling2 is set, run the selective
+ scheduling pass instead of schedule_ebbs.
* config/ia64/ia64.md (speculable1, speculable2): New attributes.
(UNSPEC_LDS_A): New UNSPEC.
- (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
- movti_internal, movsf_internal, movdf_internal,
+ (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
+ movti_internal, movsf_internal, movdf_internal,
movxf_internal): Make visible. Add speculable* attributes.
(output_c_nc): New mode attribute.
(mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
- mov<mode>_nc, zero_extend<mode>di2_nc,
+ mov<mode>_nc, zero_extend<mode>di2_nc,
advanced_load_check_nc_<mode>): New insns.
(zero_extend*): Add speculable* attributes.
* config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
(msched-stop-bits-after-every-cycle): Likewise.
- (msched-max-memory-insns,
- msched-max-memory-insns-hard-limit): Likewise.
+ (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
+ Likewise.
(msched-spec-verbose): Remove.
(msched-prefer-non-data-spec-insns,
- msched-prefer-non-control-spec-insns, msched-count-spec-in-critical-path,
- msel-sched-dont-check-control-spec): Use Target
- Report Var instead of Common Report Var.
+ msched-prefer-non-control-spec-insns,
+ msched-count-spec-in-critical-path,
+ msel-sched-dont-check-control-spec): Use Target Report Var
+ instead of Common Report Var.
* config/ia64/itanium2.md: Remove incorrect bypass.
for hppa64-linux-gnu targets.
2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
- Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
- Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
- Grace Cao <grace_cao@playstation.sony.com>
+ Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
+ Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
+ Grace Cao <grace_cao@playstation.sony.com>
* doc/invoke.texi (-mgen-cell-microcode): Document.
(-mwarn-cell-microcode): Document.
* cfglayout.c (locator_location): Export.
* rtl.h (locator_location): Define prototype.
- * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand): New predicate.
+ * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
+ New predicate.
* rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
* config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
(mwarn-cell-microcode): New option.
* config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
* config/rs6000/rs6000.md
Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
- the instruction would have been microcoded on the Cell.
- Set cell_micro to always on unnamed patterns for the string instructions.
- (cell_micro): Update definition, remove load/store conditional microcoded.
+ the instruction would have been microcoded on the Cell. Set cell_micro
+ to always on unnamed patterns for the string instructions.
+ (cell_micro): Update definition, remove load/store conditional
+ microcoded.
(sign_extend:DI): Define new pattern for non microcoded version.
(sign_extend:SI): Likewise.
(compare (div:P)): Set cell_micro to not.
DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
- DF_REF_EXTRACT_MODE): Replaced definition to access union
- df_ref_d.
- (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
+ DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
+ (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
(df_scan_bb_info, df_bb_regno_first_def_find,
df_bb_regno_last_def_find, df_find_def, df_find_use,
df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
df_ref * with df_ref.
(df_ref_record, df_uses_record, df_ref_create_structure): Added
df_ref_class parameter.
- (df_scan_problem_data): Added new pools for different types of
- refs.
+ (df_scan_problem_data): Added new pools for different types of refs.
(df_scan_free_internal, df_scan_alloc, df_free_ref,
df_ref_create_structure): Processed new ref pools.
(df_scan_start_dump): Added counts of refs and insns.
PR ada/36554
* dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
-2008-07-30 Rafael Ãvila de EspÃndola <espindola@google.com>
+2008-07-30 Rafael Ã\81vila de Espíndola <espindola@google.com>
PR 36974
* final.c (call_from_call_insn): Handle COND_EXEC.
* config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
vector modes.
-2008-07-30 Rafael Ãvila de EspÃndola <espindola@google.com>
+2008-07-30 Rafael Ã\81vila de Espíndola <espindola@google.com>
* final.c (call_from_call_insn): New.
(final_scan_insn): Call assemble_external on FUNCTION_DECLs.
(TARGET_OPTION_PRINT): Ditto.
(TARGET_CAN_INLINE_P): Ditto.
-2008-07-22 Rafael Ãvila de EspÃndola <espindola@google.com>
+2008-07-22 Rafael Ã\81vila de Espíndola <espindola@google.com>
* c-typeck.c (build_external_ref): Don't call assemble_external.
* final.c (output_operand): Call assemble_external.
highest magnitude if this is still less or equal to the true
quotient in magnitude.
-2008-07-21 Rafael Ãvila de EspÃndola <espindola@google.com>
+2008-07-21 Rafael Ã\81vila de Espíndola <espindola@google.com>
* Makefile.in: Replace toplev.h with TOPLEV_H.
* c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
(m32c_legitimate_address_p): Handle "++rii" addresses created by
m32c_legitimize_reload_address.
-2007-07-16 Rafael Ãvila de EspÃndola <espindola@google.com>
+2007-07-16 Rafael Ã\81vila de Espíndola <espindola@google.com>
* c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
DECL_IN_SYSTEM_HEADER in sync.
* emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
-2007-07-14 Rafael Ãvila de EspÃndola <espindola@google.com>
+2007-07-14 Rafael Ã\81vila de Espíndola <espindola@google.com>
* c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
is set.
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