+2006-11-29 Janis Johnson <janis187@us.ibm.com>
+
+ * config/dfp-bit.c (DFP_TO_INT): Fix rounding mode.
+
+ * config/dfp-bit.h (CONTEXT_ROUND): Delete.
+ (DFP_INIT_ROUNDMODE): Define.
+ * config/dfp-bit.c: Replace CONTEXT_ROUND with DFP_INIT_ROUNDMODE.
+ * mklibgcc.in: Fix dependencies for dfp-bit.c.
+
+2006-11-29 Tehila Meyzels <tehila@il.ibm.com>
+
+ * haifa-sched.c: Remove define LINE_NOTE(INSN). Remove line_note_head.
+ Update documentation.
+ (associate_line_notes_with_blocks): Kill.
+ (extend_bb): Remove basic block argument, put void instead.
+ Remove line number handling for each bb.
+ (save_line_notes): Kill.
+ (restore_line_notes): Kill.
+ (sched_init): Remove line_note_head initialization.
+ Change extend_bb call.
+ (sched_finish): Remove free of line_note_head.
+ (add_block): Change extend_bb call.
+ * sched-ebb.c (schedule_ebb): Remove save_line_notes,
+ rm_line_notes and restore_line_notes calls.
+ (schedule_ebbs): Remove rm_redundant_line_notes.
+ * sched-int.h (struct haifa_insn_data): Remove line_note.
+ (save_line_notes): Remove declaration.
+ (restore_line_notes): Remove declaration.
+ * modulo-sched.c (loop_canon_p): Update debug info printing
+ by using insn locators instead of line note.
+ (sms_schedule): Update debug info printing, by using insn
+ locators instead of line note.
+ * sched-rgn.c (debug_dependencies): Remove handling of case
+ n>0 (line number), since it's a dead code.
+ (schedule_region): Remove save_line_notes and
+ restore_line_notes calls.
+
+2006-11-29 Joseph Myers <joseph@codesourcery.com>
+
+ * config/rs6000/predicates.md (gpc_reg_operand): Check
+ invalid_e500_subreg.
+ * config/rs6000/rs6000.c (invalid_e500_subreg): Don't allow any
+ SImode subregs of SPE vectors.
+ * config/rs6000/rs6000.md (insv): Fail for invalid E500 subregs.
+ * jump.c (true_regnum): Require subregs to satisfy
+ subreg_offset_representable_p.
+
+2006-11-29 Daniel Berlin <dberlin@dberlin.org>
+ Steven Bosscher <stevenb.gcc@gmail.com>
+
+ * Makefile.in (tree-ssanames.o): Remove gt-tree-ssanames.h,
+ since it no longer exists.
+
+2006-11-29 Duncan Sands <baldrick@free.fr>
+
+ PR tree-optimization/23744
+ * tree-vrp.c (vrp_meet): do not require ranges to intersect.
+
+2006-11-29 Duncan Sands <baldrick@free.fr>
+
+ PR tree-optimization/23744
+ * testsuite/gcc.dg/tree-ssa/pr23744.c: new test.
+
+2006-11-29 Duncan Sands <baldrick@free.fr>
+
+ PR tree-optimization/23744
+ * testsuite/gcc.dg/tree-ssa/update-threading.c: xfail.
+
+2006-11-29 Jie Zhang <jie.zhang@analog.com>
+
+ * doc/tm.texi (NO_PROFILE_COUNTERS): Document more accurately.
+
+2006-11-29 J"orn Rennecke <joern.rennecke@st.com>
+
+ * sh.opt (minline-ic_invalidate): New option.
+ (musermode): Adjust comment.
+ * sh.c (sh_initialize_trampoline): Emit library call unless
+ is set; if it is set, don't emit library call if we can use icbi
+ instead.
+ * sh.md (ic_invalidate_line, ic_invalidate_line_sh4a): Also use
+ icbi for TARGET_SH4_300.
+ * t-sh (LIB1ASMFUNCS_CACHE): Set.
+ * doc/invoke.texi: Document -minline-ic_invalidate; Update
+ -musermode documentation.
+
+2006-11-29 Jim Tison <jtison@us.ibm.com>
+
+ * gthr-tpf.h (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION,
+ __gthread_recursive_mutex_init): Define.
+
+2006-11-29 Joseph Myers <joseph@codesourcery.com>
+
+ * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): If
+ STRICT_ALIGNMENT and the type is more aligned than the saved
+ registers, copy via a temporary.
+
+2006-11-28 Andrew Pinski <pinskia@gmail.com>
+
+ PR tree-opt/29984
+ * tree-ssa-reassoc.c (eliminate_duplicate_pair): Handle MAX_EXPR
+ and MIN_EXRP.
+
+2006-11-28 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/lib1funcs.asm (__umulsidi3): Restore a12-a15 on exit.
+
+2006-11-28 Jan Hubicka <jh@suse.cz>
+
+ Privatize SSA variables into gimple_df.
+ * tree-flow-inline.h
+ (gimple_in_ssa_p, gimple_aliases_computed_p, gimple_addressable_vars,
+ gimple_call_clobbered_vars, gimple_referenced_vars, gimple_global_var,
+ gimple_nonlocal_all): New accessors.
+ (first_referenced_var): Update.
+ (mark_stmt_modified): Update.
+ (is_call_clobbered): Update.
+ (mark_call_clobbered): Update.
+ (clear_call_clobbered): Update.
+ (mark_non_addressable): Update.
+ * tree-vrp.c (get_value_range): Update.
+ * tree-into-ssa.c (in_ssa_p): Kill.
+ (get_default_def_for): Update.
+ (rewrite_into_ssa): Update.
+ * tree-complex.c (init_parameter_lattice_values): Update.
+ (update_complex_assignment): Update.
+ (update_parameter_components): Update.
+ (expand_complex_libcall): Update.
+ (expand_complex_operations_1): Update.
+ * tree-tailcall.c (arg_needs_copy_p): Update.
+ (add_virtual_phis): Update.
+ (tree_optimize_tail_calls_1): Update.
+ * tree-ssa-dse.c (memory_ssa_name_same): Update.
+ * tree-ssa-copyrename.c
+ (copy_rename_partition_coalesce): Update.
+ * tree-ssa-math-opts.c (execute_cse_reciprocals): Update.
+ * tree-ssa-propagate.c (set_rhs): Update.
+ * tree-ssa-alias.c (aliases_computed_p, call_clobbered_vars,
+ addressable_vars, global_var):Kill.
+ (set_initial_properties): Update.
+ (init_alias_info): Update.
+ (finalize_ref_all_pointers): Update.
+ (setup_pointers_and_addressables): Update.
+ (maybe_create_global_var): Update.
+ (create_global_var): Update.
+ (dump_points_to_info): Update.
+ * function.h (struct gimple_df): Forward declare.
+ (struct function): Add GIMPLE_DF field.
+ * gimplify.c (force_gimple_operand): Update.
+ * tree-dfa.c (referenced_vars, default_defs): KIll.
+ (make_rename_temp): Update.
+ (dump_variable): Update.
+ (referenced_var_lookup): Update.
+ (referenced_var_check_and_insert): Update.
+ (default_def): Rename to ...
+ (gimple_default_def): ... this one; accept cfun argument.
+ (set_default_def): Update.
+ * tree-cfgcleanup.c (modified_noreturn_calls): Kill.
+ (cleanup_control_flow): Update.
+ * tree-ssa-pre.c (compute_avail): Update
+ * tree-ssa-live.c (calculate_live_on_entry): Update.
+ * tree-ssa.c (verify_use): Update.
+ (verify_call_clobbering): Update.
+ (verify_call_clobbering): Update.
+ (init_tree_ssa): Update.
+ (delete_tree_ssa): Update.
+ * tree-outof-ssa.c (coalesce_ssa_name): Update.
+ (rewrite_out_of_ssa): Update.
+ * tree-flow.h (gimple_df): New structure collecting dataflow variables.
+ (FREE_SSANAMES, SSANAMES, MODIFIED_NORETURN_CALLS, DEFAULT_DEFS): New
+ private accessors.
+ (in_ssa_p, modified_noreturn_calls, referenced_vars, default_defs,
+ ssa_names, global_var, nonlocal_all, call_clobbered_vars,
+ addressable_vars, aliases_computed_p): Kill.
+ (default_def): Rename to...
+ (gimple_default_def): ... this one.
+ (defaule_def_fn): Kill.
+ (num_referenced_vars, ssa_names, num_ssa_names): Update.
+ * tree-ssa-structalias.c (nonlocal_all): Kill.
+ (get_constraint_exp_from_ssa_var): Update.
+ (create_nonlocal_var): Update.
+ (get_constraint_for): Update.
+ (update_alias_info): Update.
+ (find_global_initializers): Update.
+ (intra_create_variable_infos): Update.
+ (intra_create_variable_infos):
+ (find_what_p_points_to): Update.
+ (init_alias_heapvars): Update.
+ * tree-cfg.c (remove_bb): Update.
+ (gimplify_val): Update.
+ * tree-ssa-reassoc.c (get_rank): Update.
+ (init_reassoc): Update.
+ * tree-ssanames.c: Do not include gt-tree-ssanames.h
+ (ssa_names, free_ssanames): Kill.
+ (init_ssanames): Update.
+ (make_ssa_name): Update.
+ (release_ssa_name): Update.
+ (release_defs): Update.
+ (replace_ssa_name_symbol): Update.
+ * tree-ssa-operands.c (access_can_touch_variable): Update.
+ (add_virtual_operand): Update.
+ (add_call_clobber_ops): Update.
+ (add_call_read_ops): Update.
+ (get_call_expr_operands): Update.
+ (get_asm_expr_operands): Update.
+
+2006-11-28 Jan Hubicka <jh@suse.cz>
+
+ * builtins.c: Include tree-flow.h.
+ (fold_builtin_memory_op): Be more aggressive on converting memcpy to
+ assignment; convert memmove to memcpy for sizes greater than 1 where
+ alignment of operands prohibit the partial overlap.
+
+2006-11-28 Jan Hubicka <jh@suse.cz>
+
+ * invoke.texi (large-stack-frame, large-stack-frame-growth): New params.
+ * cgraph.c (dump_cgraph_node): Dump stack usage.
+ * cgraph.h (cgraph_local_info): Add estimated_self_stack_size.
+ (cgraph_global_info): Add estimated_stack_size and stack_frame_offset.
+ * cgraphunit.c (cgraph_analyze_function): Analyze stack sizes.
+ * ipa-inline.c (cgraph_clone_inlined_nodes): Propagate stack usage.
+ (cgraph_check_inline_limits): Limit stack growth.
+ * cfgexpand.c: Include tree-inline.h.
+ (account_stack_vars): New function.
+ (expand_one_var): New param to just account the stack; return estimated
+ size.
+ (expand_used_vars_for_block): Update call of expand_one_var.
+ (account_used_vars_for_block): New function.
+ (estimated_stack_frame_size): Likewise.
+ (init_vars_expansion, fini_vars_expansion): Break out from..
+ (expand_used_vars): ... here.
+ * tree-inline.h (estimated_stack_frame_size): Declare.
+ * params.def (PARAM_LARGE_STACK_FRAME, PARAM_STACK_FRAME_GROWTH): New.
+
+2006-11-28 Richard Guenther <rguenther@suse.de>
+
+ * ggc-page.c (ggc_print_statistics): Use %ul and a cast to
+ unsigned long for printing OBJECT_SIZE.
+
+2006-11-27 Steven Bosscher <steven@gcc.gnu.org>
+
+ * alias.c (init_alias_analysis): Remove simplification loop
+ after propagating pointers.
+
+2006-11-27 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.c (x86_ext_80387_constants): Add m_K8, m_CORE2
+ and m_GENERIC64.
+
+2006-11-27 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.h (XCHAL_HAVE_MUL32_HIGH): Provide default.
+
+2006-11-27 Roger Sayle <roger@eyesopen.com>
+ Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ * c-common.c (constant_fits_type_p): Delete.
+ (unsigned_conversion_warning): Delete.
+ (conversion_warning): Integrate Wconversion warning from
+ unsigned_conversion_warning.
+ (convert_and_check): Integrate Woverflow warning from
+ unsigned_conversion_warning. Reorganize and simplify to avoid
+ dependence upon the middle-end setting TREE_OVERFLOW on integral
+ conversions, by using int_fits_type_p directly.
+
+2006-11-27 Tobias Burnus <burnus@net-b.de>
+
+ * doc/invoke.texi: Fixed typo.
+
+2006-11-27 Michael Matz <matz@suse.de>
+ Andreas Krebbel <krebbel1@de.ibm.com>
+
+ PR target/29319
+ * config/s390/predicates.md (larl_operand): Check addend of larl
+ operand to be in range of -/+2GB.
+ * config/s390/s390.c (legitimize_pic_address): Likewise.
+ Changed type of variable even to HOST_WIDE_INT.
+
+2006-11-27 Jan Hubicka <jh@suse.cz>
+
+ * expr.c (emit_block_move_via_libcall): Export.
+ (clear_storage_via_libcall): Rename to ...
+ (set_storage_via_libcall): ... this one; handle arbitrary value to set.
+ (clear_storage): Update to set_storage_via_libcall.
+ * expr.h (emit_block_move_via_libcall): Declare
+ * config/i386/i386.h (stringop_alg): New enum.
+ (MAX_STRINGOP_ALGS): New constant.
+ (stringop_algs): New struct.
+ (processor_costs): Add memcpy/memset descriptors.
+ (TARGET_REP_MOVEL_OPTIMAL): Remove.
+ * config/i386/i386.md (movsi_insv_1_rex64): New pattern.
+ (strmovsi, strmovdi, strsetsi, strsetdi): Update; accept all operands
+ for memset.
+ * config/i386/i386.opt (minline-stringops-dynamically,
+ mstringop-strategy): New
+ parameters.
+ * config/i386/i386-prostos.h (ix86_expand_movmem): Update prototype.
+ (ix86_expand-clrmem): Rename to ...
+ (ix86_expand_setmem): ... this one; update prototype.
+ * config/i386/i386.c (DUMMY_STRINGOP_ALGS): New constant.
+ (size_cost, i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
+ geode_cost, k6_cost, athlon_cost, k8_cost, pentium4_cost,
+ nocona_cost, core2_cost, generic_cost, generic64_cost,
+ generic32_cost): Add memcpy/memset descriptors.
+ (x86_rep_movl_optimal): Remove.
+ (stringop_alg): New static variable.
+ (ix86_expand_aligntest): Handle predictions.
+ (override_options): Add strgop_alg handling.
+ (predict_jump): New function.
+ (scale_counter): New function.
+ (expand_set_or_movmem_via_loop): New function.
+ (expand_movmem_via_rep_mov): New function.
+ (expand_setmem_via_rep_stots): New function.
+ (emit_strmov): New function.
+ (expand_movmem_epilogue): New function.
+ (expand_setmem_epilogue_via_loop): New function.
+ (expand_setmem_epilogue): New function.
+ (expand_movmem_prologue): New function.
+ (expand_setmem_prologue): New function.
+ (decide_alg): New function.
+ (decide_alignment): New function.
+ (ix86_exand_movmem): Rewrite.
+ (promote_duplicated_reg): New function.
+ (ix86_expand_clrmem): Rename to ...
+ (ix86_expand_setmem): ... this one. Rewrite.
+
+ * invoke.texi (minline-stringops-dynamically): New command line option.
+ (mstringop-strategy): Likewise.
+
+2006-11-27 Jan Hubicka <jh@suse.cz>
+
+ * cfgexpand.c (construct_exit_block): Don't disturb end of last BB.
+ * rtl.texi (NOTE_INSN_FUNCTION_END): Remove.
+ * final.c (final_scan_insn): Don't scan NOTE_INSN_FUNCTION_END.
+ * insn-notes.def (FUNCTION_END): Remove.
+ * jump.c (delete_related_insns): Don't worry about FUNCTION_END.
+ (redicect_jump_2): Don't accept -1 parameter to remove FUNCTION_END
+ note.
+ * ifcvt.c (dead_or_predictable): Update call of redirect_jump_2.
+ * function.c (expand_function_end): Don't emit NOTE_INSN_FUNCTION_END
+ * cfglayout.c (duplicate_insn_chain): Don't worry about
+ NOTE_FUNCTION_END.
+
+2006-11-27 Richard Guenther <rguenther@suse.de>
+ Zdenek Dvorak <dvorakz@suse.cz>
+
+ * target.h (struct gcc_target): Add builtin_vectorized_function
+ target hook.
+ * target-def.h (TARGET_VECTORIZE): Likewise.
+ * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
+ Document new target hook.
+ * targhooks.h (default_builtin_vectorized_function): Declare.
+ * targhooks.c (default_builtin_vectorized_function): Define.
+ * tree-vectorizer.h (stmt_vec_info_type): Add call_vec_info_type.
+ (vectorizable_call): Declare.
+ * tree-vect-analyze.c (vect_analyze_operations): Call
+ vectorizable_call.
+ * tree-vect-transform.c (vectorizable_function): New static function.
+ (build_vectorized_function_call): Likewise.
+ (vectorizable_call): New function.
+ (vect_transform_stmt): Handle vectorizable calls.
+
+2006-11-27 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/25620
+ * builtins.c (expand_builtin_pow): Optimize non integer valued
+ constant exponents using sqrt or cbrt if possible. Always fall back
+ to expanding via optabs.
+
+2006-11-27 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/22372
+ * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Convert
+ the type of the base address.
+ (vect_create_data_ref_ptr): Add an argument, type of the data-ref. Use
+ it in the data-ref pointer creation.
+ (vect_init_vector): Add an argument, type of the init vector. Use it in
+ the stmt creation.
+ (vect_get_vec_def_for_operand): Fix calls to vect_init_vector.
+ (get_initial_def_for_reduction): Likewise.
+ (vect_create_epilog_for_reduction): Change type of MODIFY_EXPR to
+ void_type_node.
+ (vectorizable_assignment, vect_permute_store_chain): Likewise.
+ (vectorizable_store): Fix call to vect_create_data_ref_ptr. Use the
+ correct type in stmt creation.
+ (vect_setup_realignment): Use the correct type in stmt creation.
+ (vect_permute_load_chain): Change type of MODIFY_EXPR to
+ void_type_node.
+ (vectorizable_load): Fix calls to vect_create_data_ref_ptr. Change type
+ of MODIFY_EXPR to void_type_node.
+ (vectorizable_condition): Change type of MODIFY_EXPR to
+ void_type_node.
+ (vect_update_ivs_after_vectorizer): Use the correct type in stmt
+ creation.
+
+2006-11-27 Uros Bizjak <ubizjak@gmail.com>
+
+ Revert:
+ 2006-05-08 Uros Bizjak <uros@kss-loka.si>
+ * config/i386/i386.c (ix86_rtx_costs) [FLOAT_EXTEND]: For
+ standard 80387 constants, raise the cost to prevent
+ compress_float_constant() to generate load from memory.
+
+ * config/i386/i386.md: Add new splitter pattern to split
+ float_extended load of constant from constant pool into
+ pure constant load.
+
+2006-11-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * doc/install.texi: Move GMP/MPFR configure options from Fortran
+ section to general section. Remove documentation for
+ --with-mpfr-dir and --with-gmp-dir, add documentation for
+ --with-mpfr-include, --with-mpfr-lib, --with-gmp-include and
+ --with-gmp-lib.
+
+ * builtins.c (fold_builtin_fmin_fmax): Handle NaN arguments.
+
+2006-11-26 Razya Ladklesky <razya@il.ibm.com>
+
+ * testsuite/gcc.dg/ipa/ipa-6.c: New.
+
+2006-11-26 Razya Ladklesky <razya@il.ibm.com>
+
+ PR tree-optimization/29122
+ * tree-inline.c (tree_function_versioning): Update DECL_ASSEMBLER_NAME
+ for the new version. Assign NULL to DECL_RTL of the new version.
+
+2006-11-25 Uros Bizjak <ubizjak@gmail.com>
+
+ * reg-stack.c (get_true_reg): Fix UNSPEC_TRUNC_NOOP handling.
+
+2006-11-25 Steven Bosscher <steven@gcc.gnu.org>
+
+ * cse.c (cse_altered): Remove.
+ (record_jump_equiv): Make true/false argument a bool instead
+ of an int.
+ (cse_insn): Don't set cse_altered. Use delete_insn_and_edges
+ where appropriate. Emit a new jump before the existing one
+ instead of after so that delete_insn_and_edges removes the
+ dead edges properly. Check any_condjump_p before calling
+ record_jump_equiv.
+ (cse_basic_block): Check any_condjump_p before calling
+ record_jump_equiv.
+ (cse_main): Don't set/check cse_altered. Remove USE_C_ALLOCA.
+
+2006-11-25 Brooks Moses <brooks.moses@codesourcery.com>
+
+ * c.opt: Remove -ffixed-form, -ffixed-line-length-none, and
+ -ffixed-line-length-* options.
+
+2006-11-25 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (fpremxf4): Rename to fpremxf4_i387.
+ (fprem1xf4): Rename to fprem1xf4_i387.
+
+ (fmodsf3, fmoddf3): Macroize patterns using X87MODEF12 mode macro.
+ Rename patterns to fmod<mode>3. Use general_operand operand
+ constraint for operands 1 and 2. Use SSE_FLOAT_MODE_P to disable
+ patterns for SSE math.
+ (remaindersf3, remainderdf3): Ditto.
+
+2006-11-25 Joseph Myers <joseph@codesourcery.com>
+
+ * function.c (instantiate_virtual_regs_in_insn): Call force_reg
+ inside start_sequence / end_sequence pair.
+
+2006-11-25 Steven Bosscher <steven@gcc.gnu.org>
+
+ * jump.c (mark_all_labels): Work in cfglayout mode.
+ * cfgcleanup.c (cleanup_cfg): Do not call delete_dead_jumptables
+ when in cfglayout mode, because there are no dead jumptables
+ visible.
+ * cfgrtl.c (commit_one_edge_insertion): Don't set bb->aux when
+ in cfglayout mode.
+ (commit_edge_insertions): Do not allow insertion of instructions
+ with control flow insns when in cfglayout mode.
+
+2006-11-25 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree-vrp.c (execute_vrp): Do not pass loops structure through
+ arguments.
+ * loop-unswitch.c (unswitch_loops, unswitch_single_loop,
+ unswitch_loop): Ditto.
+ * tree-loop-linear.c (linear_transform_loops): Ditto.
+ * tree-ssa-loop-im.c (determine_lsm, tree_ssa_lim_initialize,
+ tree_ssa_lim): Ditto.
+ * tree-ssa-loop-niter.c (estimate_numbers_of_iterations,
+ free_numbers_of_iterations_estimates): Ditto.
+ * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops,
+ tree_unswitch_single_loop, tree_unswitch_loop): Ditto.
+ * cfgloopmanip.c (fix_bb_placement, fix_bb_placements,
+ remove_path, add_loop, loopify, unloop, fix_loop_placements,
+ place_new_loop, duplicate_loop, duplicate_subloops,
+ update_single_exit_for_duplicated_loops, copy_loops_to,
+ duplicate_loop_to_header_edge, create_preheaders,
+ force_single_succ_latches, loop_version, fix_loop_structure):
+ Ditto.
+ * tree-ssa-loop-manip.c (tree_duplicate_loop_to_header_edge,
+ tree_unroll_loop): Ditto.
+ * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
+ * tree-scalar-evolution.c (select_loops_exit_conditions,
+ scev_initialize, scev_analysis): Ditto.
+ * tree-scalar-evolution.h (scev_initialize): Ditto.
+ * cfghooks.c (cfg_hook_duplicate_loop_to_header_edge): Ditto.
+ * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
+ * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Ditto.
+ * modulo-sched.c (sms_schedule): Ditto.
+ * tree-ssa-dom.c (tree_ssa_dominator_optimize): Ditto.
+ * loop-init.c (loop_optimizer_init, rtl_move_loop_invariants,
+ rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): Ditto.
+ * ifcvt.c (if_convert): Ditto.
+ * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely,
+ canonicalize_loop_induction_variables,
+ canonicalize_induction_variables,
+ tree_unroll_loops_completely, remove_empty_loops): Ditto.
+ * tree-ssa-loop.c (tree_ssa_loop_init, tree_ssa_loop_im,
+ tree_ssa_loop_unswitch, tree_vectorize, tree_linear_transform,
+ tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
+ tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts,
+ tree_ssa_loop_done): Ditto.
+ * predict.c (predict_loops, tree_estimate_probability, estimate_loops,
+ estimate_bb_frequencies): Ditto.
+ * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
+ slpeel_tree_peel_loop_to_edge, vectorize_loops): Ditto.
+ * loop-unroll.c (unroll_and_peel_loops, peel_loops_completely,
+ decide_unrolling_and_peeling, peel_loop_completely,
+ unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
+ peel_loop_simple, unroll_loop_stupid): Ditto.
+ * loop-doloop.c (doloop_optimize_loops): Ditto.
+ * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Ditto.
+ * loop-invariant.c (move_loop_invariants): Ditto.
+ * tree-ssa-dce.c (tree_ssa_dce_loop): Ditto.
+ * tree-ssa-loop-prefetch.c (loop_prefetch_arrays,
+ tree_ssa_prefetch_arrays): Ditto.
+ * lambda-code.c (gcc_loopnest_to_lambda_loopnest, perfect_nestify):
+ Ditto.
+ * tree-vect-transform.c (vect_do_peeling_for_loop_bound,
+ vect_do_peeling_for_alignment, vect_transform_loop): Ditto.
+ * cfgloop.c (flow_loops_cfg_dump, flow_loops_dump,
+ mark_single_exit_loops, cancel_loop, cancel_loop_tree,
+ verify_loop_structure): Ditto.
+ * tree-flow.h (vectorize_loops, tree_ssa_lim, tree_ssa_unswitch_loops,
+ canonicalize_induction_variables, tree_unroll_loops_completely,
+ tree_ssa_prefetch_arrays, remove_empty_loops, tree_ssa_iv_optimize,
+ estimate_numbers_of_iterations, free_numbers_of_iterations_estimates,
+ tree_duplicate_loop_to_header_edge, tree_ssa_loop_version,
+ tree_unroll_loop, linear_transform_loops): Declaration changed.
+ * basic-block.h: Remove declaration of struct loops.
+ * cfghooks.h (struct cfg_hooks): Change type of
+ cfg_hook_duplicate_loop_to_header_edge.
+ (cfg_hook_duplicate_loop_to_header_edge): Declaration changed.
+ * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge,
+ vect_transform_loop): Declaration changed.
+ * lambda.h (gcc_loopnest_to_lambda_loopnest): Declaration changed.
+ * cfgloop.h (flow_loops_dump, fix_loop_structure,
+ mark_irreducible_loops, mark_single_exit_loops, mark_loop_exit_edges,
+ cancel_loop_tree, create_preheaders, force_single_succ_latches,
+ verify_loop_structure, duplicate_loop, duplicate_loop_to_header_edge,
+ loopify, loop_version, remove_path, unswitch_loops,
+ unroll_and_peel_loops, doloop_optimize_loops, move_loop_invariants):
+ Declaration changed.
+
+2006-11-24 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (UNSPEC_TRUNC_NOOP): New unspec definition.
+ (X87MODEF): New mode macro.
+ (ssemodefsuffix): New mode attribute.
+ (truncxf<mode>2_i387_noop_unspec): New insn pattern.
+ (sqrt_extend<mode>xf2_i387): New insn pattern.
+ (sqrt<mode>2): For non-SSE sqrt, emit sqrt_extend<mode>xf2_i387
+ insn and truncate result back to original mode using
+ UNSPEC_TRUNC_NOOP truncation.
+ (*sqrt<mode>2_sse): Implement using SSEMODEF mode macro and
+ ssemodefsuffix mode attribute.
+ (*sqrtsf2_mixed, *sqrtsf2_i387, *sqrtdf2_mixed, *sqrtdf2_i387)
+ (*sqrtextendsfdf2_i387, *sqrtextendsfxf2_i387)
+ (*sqrtextenddfxf2_i387): Remove insn patterns.
+
+ (fmodsf3, fmoddf3, remaindersf3, remainderdf3): Use noop
+ truncation patterns.
+
+ * reg-stack.c (get_true_reg): Handle UNSPEC_TRUNC_NOOP.
+
+2006-11-24 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/29955
+ * c-tree.h (c_maybe_initialize_eh): New prototype.
+ * c-decl.c (finish_decl): Move EH initialization...
+ (c_maybe_initialize_eh): ... here. New function.
+ * c-parser.c (c_parser_omp_construct): Call c_maybe_initialize_eh
+ if not #pragma omp atomic.
+
+ PR c/29736
+ * c-common.c (handle_vector_size_attribute): Disallow VECTOR_TYPE
+ or UNION_TYPE inner types.
+
+2006-11-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR tree-opt/29964
+ * ipa-pure-const.c (check_tree): If the original tree
+ is volatile return early and say the function is not pure
+ nor const. Remove the volatile check for writes.
+ (analyze_function): Print out the result of the local
+ analysis pass.
+
+2006-11-24 Joseph Myers <joseph@codesourcery.com>
+
+ * config/rs6000/eabispe.h (TARGET_DEFAULT): Include
+ MASK_STRICT_ALIGN.
+ * config/rs6000/linuxspe.h (TARGET_DEFAULT): Likewise.
+ * config/rs6000/rs6000.c (rs6000_override_options): Use
+ MASK_STRICT_ALIGN for 8540 and 8548. Add MASK_STRICT_ALIGN to
+ POWERPC_MASKS.
+
+2006-11-24 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390.c (s390_emit_compare_and_swap): New function.
+ (s390_expand_cs_hqi, s390_expand_atomic): Call
+ s390_emit_compare_and_swap.
+
+2006-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (return_addr_rtx): Change 0xe0400002 to -532676606.
+
+2006-11-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR c/2707
+ PR c++/26167
+ * c-common.c (conversion_warning): New.
+ (convert_and_check): Call conversion_warning unless there is an
+ overflow warning.
+ * doc/invoke.texi (-Wconversion): Update description.
+
+2006-11-23 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-alias.c (tree_pointer_compare): New function.
+ (compact_name_tags): New function.
+ (group_aliases): Call compact_name_tags.
+
+2006-11-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ * real.h (real_isinteger): Declare.
+ * real.c (real_isinteger): Define.
+ * builtins.c (integer_valued_real_p): Use it.
+
+2006-11-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR c/9072
+ * c.opt (Wtraditional-conversion): New.
+ (Wconversion): Update description.
+ * c-typeck.c (convert_arguments): Warnings for prototypes causing
+ type conversions different from what would happen in the absence
+ of prototype are now handled by Wtraditional-conversion.
+ * doc/invoke.texi (Wtraditional-conversion): New.
+ (Wconversion): Update description.
+ * doc/trouble.texi (Wconversion): Replace Wconversion by
+ Wtraditional-conversion.
+
+2006-11-23 Andrew Pinski <pinskia@gmail.com>
+
+ * predict.c (tree_estimate_probability): Check to make
+ sure current_loops is non null before calling flow_loops_dump.
+
+2006-11-23 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * var-tracking.c (emit_note_insn_var_location): Revert previous patch.
+
+2006-11-23 David Ung <davidu@mips.com>
+
+ * config/mips/mips.h (ISA_HAS_FP4): Add MIPS32R2 + 64bit fpu
+ combination.
+ (ISA_HAS_MXHC1): True if ISA supports mfhc1 and mthc1 opcodes.
+ (ASM_SPEC): Pass along -mfp32 and -mfp64.
+ * config/mips/mips.c (mips_split_64bit_move): Use gen_mthc1 to set
+ high part of FP register when in 64-bit FP register mode. Similarly
+ use gen_mfhc1 to load high part of FP register.
+ (override_options): Allow -mgp32 and -mfp64 combination if
+ ISA_HAS_MXHC1 (currently for O32 only).
+ (mips_cannot_change_mode_class): If floating-point registers are
+ bigger than word size. disallow conversion of float register from a
+ large integer mode to a float mode smaller than the float register
+ size.
+ (mips_class_max_nregs): Handle float registers case seperately.
+ * config/mips/mips.md (define_constants): Add UNSPEC_MFHC1,
+ UNSPEC_MTHC1.
+ (movdi_32bit): Use !TARGET_FLOAT64 in condition pattern.
+ (movdf_hardfloat_32bit): Similarly.
+ (movdi_gp32_fp64): New DImode pattern for MIPS32R2 which optionally
+ support a full 64-bit fpu.
+ (mthc1): New pattern to generate MTHC1 instruction.
+ (mfhc1): New pattern to generate MFHC1 instruction.
+ * doc/invoke.texi (MIPS Options): Document the -mgp32 -mfp64
+ option for the MIPS32R2 and mention its use under O32 ABI.
+
+2006-11-23 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * var-tracking.c (emit_note_insn_var_location): Take care not to
+ cause verify_flow_info failures.
+
+2006-11-22 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-structalias.c: Remove edge weights in favor of just
+ processing them as complex constraints.
+ (struct constraint_graph): Remove weighted succs and preds. Rename
+ nonweighted succs and preds.
+ (constraint_edge): Removed.
+ (constraint_edge_t): Ditto.
+ (constraint_edge_pool): Ditto.
+ (new_constraint_edge): Ditto.
+ (constraint_edge_equal): Ditto.
+ (constraint_edge_less): Ditto.
+ (constraint_edge_vec_find): Ditto.
+ (erase_self_graph_edge): Ditto.
+ (add_graph_edge): Removed.
+ (get_graph_weights): Ditto.
+ (allocate_graph_weights): Ditto.
+ (valid_weighted_graph_edge): Ditto
+ (bitmap_other_than_zero_bit_set): Ditto.
+ (int_add_graph_edge): Renamed to add_graph_edge.
+ (clear_edges_for_node): Remove support for weighted edges.
+ (merge_graph_nodes): Ditto.
+ (valid_graph_edge): Ditto.
+ (build_constraint_graph): Ditto.
+ (scc_visit): Ditto.
+ (collapse_nodes): Ditto.
+ (process_unification_queue): Ditto.
+ (topo_visit): Ditto.
+ (do_ds_constraint): Ditto.
+ (perform_var_subsitution): Ditto.
+ (solve_graph): Ditto.
+ (init_alias_vars): Ditto.
+ (delete_points_to_sets): Ditto.
+ (do_complex_constraint): Support offsetted copies here.
+
+2006-11-23 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/spu/spu_intrinsics.h (SPU_RdEventStatMask): Rename to
+ SPU_RdEventMask.
+ * config/spu/spu_mfcio.h (spu_read_event_mask): Update.
+
+ * config/spu/spu_mfcio.h (struct mfc_list_element): Change width
+ of size bitfield.
+
+2006-11-23 Ben Elliston <bje@au.ibm.com>
+
+ * config/spu/spu-elf.h (LIB_SPEC): Do not link with -lc_p.
+
+2006-11-23 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/29921
+ * fold-const.c (operand_equal_p): Without HONOR_SIGNED_ZEROS, consider
+ signed and unsigned zero equal.
+
+2006-11-22 Peter Bergner <bergner@vnet.ibm.com>
+
+ * config/rs6000/rs6000.c (get_store_dest): New.
+ (adjacent_mem_locations): Use get_store_dest() to get
+ the rtl of the store destination.
+
+2006-11-22 Joseph Myers <joseph@codesourcery.com>
+
+ * config/rs6000/spe.md (SPE64): New mode macro.
+ (mov_sidf_e500_subreg0): Change to mov_si<mode>_e500_subreg0. Add
+ memory load.
+ (mov_si<mode>_e500_subreg0_2): New.
+ (mov_sidf_e500_subreg4): Change to mov_si<mode>_e500_subreg4. Add
+ memory load.
+ (mov_si<mode>_e500_subreg4_2): New.
+ * config/rs6000/predicates.md (input_operand): Do not allow
+ invalid E500 subregs.
+ (rs6000_nonimmediate_operand): Check for invalid E500 subregs also
+ if TARGET_SPE.
+ * config/rs6000/rs6000.c (invalid_e500_subreg): Check for subregs
+ involving DFmode if TARGET_E500_DOUBLE. Check for subregs
+ involving vector modes if TARGET_SPE.
+
+2006-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ Revert
+ 2006-11-12 Kaz Kojima <kkojima@gcc.gnu.org>
+ * reorg.c (emit_delay_sequence): Copy the delay slot insn.
+
+2006-11-22 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/predicates.md (d_register_operand, mem_p_address_operand,
+ mem_i_address_operand): New predicates.
+ * config/bfin/bfin.c (bfin_issue_rate): New function.
+ (TARGET_SCHED_ISSUE_RATE): New macro.
+ * config/bfin/bfin.md (addrtype): New attribute.
+ (slot0, slot1, slot2, store, pregs): New cpu_units.
+ (core): Now a define_reservation.
+ (alu): Remove some insn types from this reservation.
+ (dsp32, load32, loadp, loadi, store32, storep, storei, multi): New
+ insn reservations.
+ (dummy reservation): Don't trigger for mcld insns.
+ (absence_sets): Two new absence sets to enforce slot ordering.
+ (popsi_insn): Set addrtype.
+
+2006-11-22 Ira Rosen <irar@il.ibm.com>
+
+ * doc/c-tree.texi: Document new tree codes.
+ * doc/md.texi: Document new optabs.
+ * tree-pretty-print.c (dump_generic_node): Handle print of new tree
+ codes.
+ * optabs.c (optab_for_tree_code, init_optabs): Handle new optabs.
+ * optabs.h (optab_index): Add new.
+ (vec_extract_even_optab, vec_extract_odd_optab,
+ vec_interleave_high_optab, vec_interleave_low_optab): New optabs.
+ * genopinit.c (vec_extract_even_optab, vec_extract_odd_optab,
+ vec_interleave_high_optab, vec_interleave_low_optab): Initialize
+ new optabs.
+ * expr.c (expand_expr_real_1): Add implementation for new tree codes.
+ * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
+ * tree-vectorizer.h (stmt_vec_info): Add new fields for interleaving
+ along with macros for their access.
+ * tree-data-ref.h (first_location_in_loop, data_reference): Update
+ comment.
+ * tree-vect-analyze.c (toplev.h): Include.
+ (vect_determine_vectorization_factor): Fix indentation.
+ (vect_insert_into_interleaving_chain,
+ vect_update_interleaving_chain, vect_equal_offsets): New functions.
+ (vect_analyze_data_ref_dependence): Add argument for interleaving
+ check. Check for interleaving if it's true.
+ (vect_check_dependences): New function.
+ (vect_analyze_data_ref_dependences): Call vect_check_dependences for
+ every ddr. Call vect_analyze_data_ref_dependence with new argument.
+ (vect_update_misalignment_for_peel): Update for interleaving.
+ (vect_verify_datarefs_alignment): Check only first data-ref for
+ interleaving.
+ (vect_enhance_data_refs_alignment): Update for interleaving. Check
+ only first data-ref for interleaving.
+ (vect_analyze_data_ref_access): Check interleaving, update
+ interleaving data.
+ (vect_analyze_data_refs): Call compute_data_dependences_for_loop
+ with different parameters.
+ * tree.def (VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR,
+ VEC_INTERLEAVE_HIGH_EXPR, VEC_INTERLEAVE_LOW_EXPR): New tree codes.
+ * tree-inline.c (estimate_num_insns_1): Add cases for new codes.
+ * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
+ Update step in case of interleaving.
+ (vect_strided_store_supported, vect_permute_store_chain): New
+ functions.
+ (vectorizable_store): Handle strided stores.
+ (vect_strided_load_supported, vect_permute_load_chain,
+ vect_transform_strided_load): New functions.
+ (vectorizable_load): Handle strided loads.
+ (vect_transform_stmt): Add argument. Handle strided stores. Check
+ that vectorized stmt exists for patterns.
+ (vect_gen_niters_for_prolog_loop): Update calculation for
+ interleaving.
+ (vect_transform_loop): Remove stmt_vec_info for strided stores after
+ whole chain vectorization.
+ * config/rs6000/altivec.md (UNSPEC_EXTEVEN, UNSPEC_EXTODD,
+ UNSPEC_INTERHI, UNSPEC_INTERLO): New constants.
+ (vpkuhum_nomode, vpkuwum_nomode, vec_extract_even<mode>,
+ vec_extract_odd<mode>, altivec_vmrghsf, altivec_vmrglsf,
+ vec_interleave_high<mode>, vec_interleave_low<mode>): Implement.
+
+2006-11-22 Steven Bosscher <steven@gcc.gnu.org>
+
+ * cse.c (enum taken): Remove PATH_AROUND.
+ (addr_affects_sp_p, invalidate_skipped_set,
+ invalidate_skipped_block): Remove.
+ (cse_end_of_basic_block): Remove skip_blocks and related code.
+ (cse_main): Don't test for flag_cse_skip_blocks.
+ Update cse_end_of_basic_block call.
+ (cse_basic_block): Likewise. Remove PATH_AROUND case. Remove
+ code to lengthen the path if a jump was simplified.
+
+2006-11-22 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR rtl-optimization/29924
+ * loop-unroll.c (split_edge_and_insert): Handle the case insns is NULL.
+ (unroll_loop_runtime_iterations): Assert that the argument passed to
+ split_edge_and_insert is not NULL.
+ * loop-doloop.c (add_test): Ditto.
+
+2006-11-22 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree-loop-linear.c (linear_transform_loops): Use single_exit accessor
+ functions.
+ * tree-ssa-loop-niter.c (loop_only_exit_p): Ditto.
+ * cfgloopmanip.c (update_single_exits_after_duplication,
+ update_single_exit_for_duplicated_loop, loop_version): Ditto.
+ * tree-scalar-evolution.c (get_loop_exit_condition,
+ get_exit_conditions_rec, loop_closed_phi_def,
+ number_of_iterations_in_loop, scev_const_prop): Ditto.
+ * tree-ssa-loop-ivopts.c (single_dom_exit): Ditto.
+ * modulo-sched.c (generate_prolog_epilog, loop_canon_p, sms_schedule):
+ Ditto.
+ * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
+ Ditto.
+ * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
+ slpeel_update_phi_nodes_for_guard1, slpeel_update_phi_nodes_for_guard2,
+ slpeel_make_loop_iterate_ntimes,
+ slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_can_duplicate_loop_p,
+ slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
+ Ditto.
+ * tree-if-conv.c (if_convertible_loop_p): Ditto.
+ * tree-vect-analyze.c (vect_analyze_operations, vect_stmt_relevant_p,
+ vect_analyze_loop_form): Ditto.
+ * lambda-code.c (lambda_loopnest_to_gcc_loopnest, exit_phi_for_loop_p,
+ can_convert_to_perfect_nest, perfect_nestify): Ditto.
+ * tree-vect-transform.c (vect_create_epilog_for_reduction,
+ vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
+ vect_transform_loop): Ditto.
+ * cfgloop.c (mark_single_exit_loops, verify_loop_structure): Ditto.
+ (single_exit, set_single_exit): New functions.
+ * cfgloop.h (struct loop): Rename single_exit field to single_exit_.
+ (single_exit, set_single_exit): Declare.
+ * doc/loop.texi: Undocument single_exit field. Document single_exit
+ accessor function.
+
+2006-11-22 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/29902
+ * tree-ssa-loop-manip.c (can_unroll_loop_p): Return false if
+ any involved ssa name appears in abnormal phi node.
+
+2006-11-21 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (xtensa_char_to_class): Delete.
+ (xtensa_const_ok_for_letter_p): Delete.
+ (xtensa_extra_constraint): Delete.
+ (override_options): Delete xtensa_char_to_class initialization.
+ * config/xtensa/xtensa.h (REG_CLASS_FROM_LETTER): Delete.
+ (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
+ (EXTRA_CONSTRAINT): Delete.
+ * config/xtensa/xtensa.md: Include constraints.md.
+ (call_internal): Combine alternatives.
+ (call_value_internal): Likewise, and remove invalid constraints.
+ * config/xtensa/constraints.md: New file.
+ * config/xtensa/xtensa-protos.h (xtensa_const_ok_for_letter_p): Delete.
+ (xtensa_extra_constraint): Delete.
+ * doc/md.texi (Machine Constraints): Refer to constraints.md for
+ Xtensa constraints.
+
+2006-11-21 Janis Johnson <janis187@us.ibm.com>
+
+ * config/dfp-bits.c (DFP_TO_INT): Remove code to saturate result
+ of conversion that doesn't fit.
+
+ * config/dfp-bit.h (CONTEXT_TRAPS, CONTEXT_ERRORS, DFP_RAISE): Delete.
+ * config/dfp-bit.c (dfp_unary_op, dfp_binary_op, dfp_compare_op,
+ DFP_TO_DFP, INT_TO_DFP, BFP_TO_DFP): Remove calls to DFP_RAISE.
+
+ * config/dfp-bit.c (dfp_binary_func): Fix typedef.
+
+2006-11-21 Douglas Gregor <doug.gregor@gmail.com>
+
+ * c-common.h (enum rid): Add RID_STATIC_ASSERT.
+
+2006-11-21 Richard Guenther <rguenther@suse.de>
+
+ * tree-vectorizer.h (NUM_PATTERNS): Increase.
+ * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Add
+ vect_recog_pow_pattern.
+ (vect_recog_pow_pattern): New function.
+
+2006-11-21 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.opt (mstack-check-l1): New.
+ * doc/invoke.texi (Blackfin Options): Document it.
+ * config/bfin/bfin.c (bfin_expand_prologue): Generate code to use
+ stack bounds in L1 memory if the new option is enabled.
+ (override_options): Don't allow combinations of -fstack-limit and
+ -mstack-check-l1.
+ (add_to_reg): Renamed from add_to_sp. All callers changed. Lose some
+ dead code.
+
+ * config/bfin/bfin.c (hard_regno_mode_ok): Only allow first 31
+ regs for DImode.
+ (bfin_register_move_cost): Bump costs if trying to move plain
+ integer values through accumulators.
+
+2006-11-21 Ben Elliston <bje@au.ibm.com>
+
+ * config/spu/spu.c (spu_expand_vector_init): Initialise x.
+
+2006-11-20 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
+ Russell Olsen <Russell_Olsen@playstation.sony.com>
+ Dmitri Makarov <Dmitri_Makarov@playstation.sony.com>
+ Yukishige Shibata <shibata@rd.scei.sony.co.jp>
+ Nobuhisa Fujinami <fnami@rd.scei.sony.co.jp>
+ Takeaki Fukuoka <fukuoka@rd.scei.sony.co.jp>
+ Andrew Pinski <Andrew_Pinski@playstation.sony.com>
+
+ * config.gcc: Add target for SPU.
+ * config/spu/constraints.md: New file.
+ * config/spu/crt0.c: New file.
+ * config/spu/crtend.c: New file.
+ * config/spu/crti.asm: New file.
+ * config/spu/crtn.asm: New file.
+ * config/spu/float_unsdidf.c: New file.
+ * config/spu/float_unssidf.c: New file.
+ * config/spu/predicates.md: New file.
+ * config/spu/spu-builtins.def: New file.
+ * config/spu/spu-builtins.h: New file.
+ * config/spu/spu-builtins.md: New file.
+ * config/spu/spu-c.c: New file.
+ * config/spu/spu-elf.h: New file.
+ * config/spu/spu-modes.def: New file.
+ * config/spu/spu-protos.h: New file.
+ * config/spu/spu.c: New file.
+ * config/spu/spu.h: New file.
+ * config/spu/spu.md: New file.
+ * config/spu/spu.opt: New file.
+ * config/spu/spu_internals.h: New file.
+ * config/spu/spu_intrinsics.h: New file.
+ * config/spu/spu_mfcio.h: New file.
+ * config/spu/t-spu-elf: New file.
+ * config/spu/vec_types.h: New file.
+ * config/spu/vmx2spu.h: New file.
+ * doc/contrib.texi: Document SPU contributor.
+ * doc/extend.texi: Document SPU extensions.
+ * doc/invoke.texi: Document SPU options.
+ * doc/md.texi: Document SPU constraints.
+
+2006-11-21 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * cfgloopmanip.c (add_loop, duplicate_loop): Do not set level
+ of the loop.
+ * cfgloop.c (flow_loop_level_compute, flow_loops_level_compute):
+ Removed.
+ (flow_loop_dump): Do not dump loop level.
+ (flow_loops_find): Do not call flow_loops_level_compute.
+ * cfgloop.h (struct loop): Remove level field.
+
+2006-11-21 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree-ssa-loop-im.c (schedule_sm, determine_lsm_ref,
+ hoist_memory_references, loop_suitable_for_sm, determine_lsm_loop):
+ Use vector of edges instead of array.
+ * tree-ssa-loop-niter.c (find_loop_niter, find_loop_niter_by_eval,
+ estimate_numbers_of_iterations_loop): Ditto.
+ * predict.c (predict_loops): Ditto.
+ * loop-unroll.c (analyze_insns_in_loop): Ditto.
+ * tree-ssa-threadupdate.c: Remove declaration of heap allocation for
+ edge vectors.
+ * basic-block.h: Declare heap allocation for edge vectors.
+ * tree-outof-ssa.c: Ditto.
+ * cfgloop.c (get_loop_exit_edges): Return vector of edges.
+ * cfgloop.h (get_loop_exit_edges): Declaration changed.
+
+2006-11-20 Zack Weinberg <zackw@panix.com>
+
+ * gengtype.c (process_gc_options): Remove unnecessary forward decl.
+ Add another out parameter, "skip".
+ (set_gc_used_type): Adjust calls to process_gc_options. If a field
+ is tagged "skip", do not mark its type used.
+
+2006-11-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR tree-opt/25500
+ * tree-sra.c (single_scalar_field_in_record_p): New function.
+ (decide_block_copy): Use it.
+
+2006-11-20 David Daney <ddaney@avtrex.com>
+
+ * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
+ PC to point to following instruction.
+
+2006-11-20 Anatoly Sokolov <aesok@post.ru>
+
+ PR target/18553
+ PR target/29449
+ * config/avr/avr.h (OBJECT_FORMAT_ELF): Define.
+
+ * config/avr/avr.h (DWARF2_DEBUGGING_INFO): Define.
+
+2006-11-20 J"orn Rennecke <joern.rennecke@st.com>
+
+ * config.gcc (sh*-superh-elf): Add t-superh to tmake_file.
+ Add sh/superh.h to tm_file.
+
+2006-11-20 Carlos O'Donell <carlos@codesourcery.com>
+ Mark Mitchell <mark@codesourcery.com>
+
+ * cppdefault.c: Define cpp_PREFIX, cpp_PREFIX_len, and
+ gcc_exec_prefix.
+ (cpp_relocated): New function.
+ * cppdefault.h: Declare cpp_PREFIX, cpp_PREFIX_len, gcc_exec_prefix
+ and cpp_relocated.
+ * Makefile.in (PREPROCESSOR_DEFINES): Add -DPREFIX option.
+ * c-incpath.c (add_standard_paths): Call cpp_relocated. If relocated,
+ replace configured prefix with gcc_exec_prefix.
+
2006-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.h (LEGITIMATE_CONSTANT_P): Call
2006-11-11 Jan Hubicka <jh@suse.cz>
- * extended.texi (__builtin_expect): We no longer require second argument
+ * extend.texi (__builtin_expect): We no longer require second argument
to be constant.
* gengtype.c (adjust_field_rtx_def): Drop NOTE_INSN_EXPECTED_VALUE.
* builtins.c (expand_builtin_expect): Simplify.
2006-11-05 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/lib1funcs-4-300.asm: Guard entire file with
- #if !__SHMEDIA__ .
+ #if !__SHMEDIA__ .
2006-11-05 Jakub Jelinek <jakub@redhat.com>
* langhooks-def.h (lhd_dwarf_name): Declare.
(LANG_HOOKS_DWARF_NAME): New macro, defaults to lhd_dwarf_name.
* dwarf2out.c (dwarf2_name): Use the dwarf_name language hook.
- * ada/misc.c (gnat_dwarf_name): New function.
- (LANG_HOOKS_DWARF_NAME): Define to gnat_dwarf_name.
2006-05-19 Richard Sandiford <richard@codesourcery.com>