+2011-10-22 David S. Miller <davem@davemloft.net>
+
+ * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS,
+ SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
+ * config/sparc/sparc.c (TARGET_SECONDARY_RELOAD): Redefine.
+ (sparc_secondary_reload): New function.
+
+ * config/sparc/sparc.h (sparc_costs): Remove extern decl.
+ (struct processor_costs): Move from here..
+ * config/sparc/sparc.c (struct processor_costs): To here.
+ (sparc_costs): Mark static.
+
+2011-10-21 Paul Brook <paul@codesourcery.com>
+
+ * config/c6x/c6x.c (c6x_asm_emit_except_personality,
+ c6x_asm_init_sections): New functions.
+ (TARGET_ASM_EMIT_EXCEPT_PERSONALITY, TARGET_ASM_INIT_SECTIONS):
+ Define.
+
+2011-10-21 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/50813
+ * config/i386/i386.c (expand_vec_perm_even_odd_1): Handle
+ V4DImode and V8SImode for !TARGET_AVX2.
+
+2011-10-21 Bernd Schmidt <bernds@codesourcery.com>
+
+ PR bootstrap/50825
+ * sched-deps.c (add_dependence): If not doing predication, promote
+ REG_DEP_CONTROL to REG_DEP_ANTI.
+
+2011-10-21 Georg-Johann Lay <avr@gjlay.de>
+
+ * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Pass address of X
+ instead of X to avr_legitimize_reload_address.
+ * config/avr/avr-protos.h (avr_legitimize_reload_address): Change
+ first argument's type from rtx to rtx*.
+ * config/avr/avr.c (avr_legitimize_reload_address): Ditto.
+ Pass PX to push_reload instead of &X. Change log messages for
+ better distinction.
+
+2011-10-21 Roland Stigge <stigge@antcom.de>
+
+ PR translation/47064
+ * params.def: Fix typo "compilatoin" -> "compilation".
+
+2011-10-21 H.J. Lu <hongjiu.lu@intel.com>
+ Kirill Yukhin <kirill.yukhin@intel.com>
+
+ PR target/50740
+ * config/i386/driver-i386.c (host_detect_local_cpu): Do cpuid 7 only
+ if max_level allows that.
+
+2011-10-21 Bernd Schmidt <bernds@codesourcery.com>
+
+ * reg-notes.def (DEP_CONTROL): New.
+ * sched-ebb.c (add_deps_for_risky_insns): Add a REG_DEP_CONTROL when
+ not doing speculation.
+ * rtlanal.c (record_hard_reg_sets, find_all_hard_reg_sets,
+ record_hard_reg_uses_1, record_hard_reg_uses): New functions.
+ * function.c (record_hard_reg_sets, record_hard_reg_uses,
+ record_hard_reg_uses_1): Remove; move to rtlanal.c.
+ * lists.c (copy_INSN_LIST, concat_INSN_LIST): New functions.
+ * haifa-sched.c: Swap includes of "rtl.h" and "hard-reg-set.h".
+ (MUST_RECOMPUTE_SPEC_P): New macro.
+ (real_insn_for_shadow): New function.
+ (cond_clobbered_p, recompute_todo_spec, check_clobbered_conditions,
+ toggle_cancelled_flags): New static functions.
+ (schedule_insn): Relax an assert to only check for empty hard back
+ dependencies. Skip cancelled dependencies. Call
+ check_clobbered_conditions.
+ (copy_insn_list): Remove function, renamed moved to lists.c.
+ (save_backtrack_point): Use new spelling copy_INSN_LIST.
+ (unschedule_insns_until): Ensure TODO_SPEC is reset properly.
+ (restore_last_backtrack_point): Likewise. Call toggle_cancelled_flags.
+ (estimate_insn_tick): Ignore cancelled dependencies.
+ (haifa_speculate_insn): Move declaration.
+ (try_ready): Move code into recompute_todo_spec and call it. Tweak
+ some asserts. Ensure predicated patterns are restored if necessary.
+ Dump DEP_CONTROL flag.
+ (haifa_change_pattern): Merge with sched_change_pattern.
+ (sched_change_pattern): Remove function.
+ * sched-deps.c (NON_FLUSH_JUMP_KIND, NON_FLUSH_JUMP): Remove. All
+ uses changed to simply not test NON_FLUSH_JUMP_P.
+ (ds_to_dk, dk_to_ds, dump_dep, ds_to_dt, dump_ds, check_dep): Handle
+ REG_DEP_CONTROL.
+ (dep_spec_p): If DO_PREDICATION, REG_DEP_CONTROL is speculative.
+ (reg_pending_control_uses, control_dependency_cache): New static
+ variables.
+ (sched_get_reverse_condition_uncached): New function.
+ (sd_find_dep_between): Remove pointless assert. Look in
+ control_dependency_cache.
+ (ask_dependency_caches, set_dependency_caches, sd_delete_dep,
+ extend_dependency_caches, sched_deps_finish): Handle REG_DEP_CONTROL
+ and control_dependency_cache.
+ (sd_unresolve_dep): Use dep_spec_p.
+ (add_dependence): Now a wrapper around add_dependence_1, handling
+ REG_DEP_CONTROL specially.
+ (flush_pending_lists): Clear pending_jump_insns.
+ (sched_analyze_1): Handle pending_jump_insns like a memory flush.
+ (sched_analyze_2): Unconditionally add to pending memory flushes,
+ keep previous behaviour but apply it to pending_jump_insns instead.
+ (sched_analyze_insn): Defer adding jump reg dependencies using
+ reg_pending_control_uses; add them to the control_uses list. Handle
+ pending_jump_insns and control_uses when adding dependence lists.
+ (deps_analyze_insn): Update INSN_COND_DEPS.
+ (deps_analyze_insn): Add jumps to pending_jump_insns rather than
+ last_pending_memory_flush.
+ (init_deps): Initialize pending_jump_insns.
+ (free_deps): Free control_uses.
+ (remove_from_deps): Remove from pending_jump_insns.
+ (init_deps_global): Allocate reg_pending_control_uses).
+ (finish_deps_global): Free it.
+ (add_dependence_1): Renamed from add_dependence. Handle
+ REG_DEP_CONTROL.
+ * rtl.h (record_hard_reg_uses, find_all_hard_reg_sets): Declare.
+ (copy_INSN_LIST, concat_INSN_LIST): Declare.
+ * sched-int.h (struct deps_reg): Add control_uses.
+ (struct deps_desc): Add pending_jump_insns.
+ (struct _haifa_deps_insn_data): Add cond_deps.
+ (struct _haifa_insn_data): Add must_recompute_spec and predicated_pat.
+ (INSN_COND_DEPS, PREDICATED_PAT): New macros.
+ (BITS_PER_DEP_WEAK): Adjust for two extra bits in the word.
+ (DEP_CONTROL): New macro.
+ (DEP_TYPES): Include it.
+ (HARD_DEP): Adjust definition.
+ (DEP_CANCELLED): New macro.
+ (enum SCHED_FLAGS): Add DO_PREDICATION.
+ (sched_get_reverse_condition_uncached, real_insn_for_shadow): Declare.
+ * sched-rgn.c (concat_INSN_LIST): Remove function.
+ (deps_join): Handle pending_jump_insns.
+ (free_pending_lists): Likewise.
+ * config/c6x/c6x.c (c6x_set_sched_flags): Set DO_PREDICATION for final
+ schedule.
+
+2011-10-21 Georg-Johann Lay <avr@gjlay.de>
+
+ PR target/50820
+ * config/avr/libgcc.S (__EIND__): New define to 0x3C.
+ (__tablejump__): Consistently use EIND for indirect jump/call.
+ (__tablejump_elpm__): Ditto.
+
+2011-10-21 Bernd Schmidt <bernds@codesourcery.com>
+
+ * config/c6x/c6x.md (attr "op_pattern"): New.
+ (load_sdata_pic, mov<mode>_insn for QIHIM and SISFVM): Set it.
+ * config/c6x/c6x-mult.md.in (mulhi3_VARIANT_, mulhisi3_insn_VARIANT_):
+ Likewise.
+ * config/c6x/c6x-mult.md: Regenerate.
+ * config/c6x/c6x.c: Include "regrename.h".
+ (unit_req_table): New typedef.
+ (unit_reqs): Use it for the declaration.
+ (unit_req_factor, get_unit_reqs, merge_unit_reqs, unit_req_imbalance,
+ get_unit_operand_masks, try_rename_operands, reshuffle_units): New
+ static functions.
+ (count_unit_reqs): New arg reqs. All callers changed. Use
+ get_unit_reqs, and don't merge here.
+ (res_mii): New arg reqs. All callers changed. Rewrite to use a loop
+ using unit_req_factor.
+ (hwloop_optimize): Call reshuffle_units. Call merge_unit_reqs after
+ count_unit_reqs.
+ (c6x_reorg): Add reg notes problem, and call df_analyze.
+ * Makefile.in ($(out_object_file)): Depend on regrename.h.
+
+2011-10-21 Kai Tietz <ktietz@redhat.com>
+
+ * fold-const.c (simple_operand_p_2): Handle integral
+ casts from boolean-operands.
+
+2011-10-21 Jan Hubicka <jh@suse.cz>
+
+ * cgraph.c (dump_cgraph_node): Dump alias flag.
+ * cgraphunit.c (handle_alias_pairs): Handle weakrefs with
+ no destination.
+ (get_alias_symbol): New function.
+ (output_weakrefs): Output also weakrefs with no destinatoin.
+ (lto_output_node): Output weakref alias flag when at function boundary.
+
+2011-10-21 Andrew Stubbs <ams@codesourcery.com>
+
+ PR target/50809
+ * config/arm/driver-arm.c (vendors): Make static.
+
+2011-10-21 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.c (ix86_emit_swdivsf): Force b into register.
+ (ix86_emit_swsqrtsf): Force a into register.
+
+2011-10-20 Mike Stump <mikestump@comcast.net>
+
+ * regcprop.c (copyprop_hardreg_forward_1): Update recog_data
+ after validate_change wipes it out.
+
+2011-10-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * config/spu/spu.md ("vec_permv16qi"): Reduce selector modulo 32
+ before using the shufb instruction.
+
+2011-10-20 Kirill Yukhin <kirill.yukhin@intel.com>
+
+ PR target/50766
+ * config/i386/i386.md (bmi_bextr_<mode>): Update register/
+ memory operand order.
+ (bmi2_bzhi_<mode>3): Ditto.
+ (bmi2_pdep_<mode>3): Ditto.
+ (bmi2_pext_<mode>3): Ditto.
+
+2011-10-20 Richard Henderson <rth@redhat.com>
+
+ * target.def (vec_perm_const_ok): Rename from builtin_vec_perm_ok.
+ * optabs.c (can_vec_perm_expr_p): Update to match.
+ (expand_vec_perm_expr): Likewise.
+ * config/i386/i386.c (TARGET_VECTORIZE_VEC_PERM_CONST_OK): Rename
+ from TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK.
+ * doc/tm.texi.in: Likewise.
+
+2011-10-20 Sergey Ostanevich <sergos.gnu@gmail.com>
+
+ PR target/50572
+ * config/i386/i386.c (processor_target_table): Change Atom
+ align_loops_max_skip to 15.
+
+2011-10-20 Richard Henderson <rth@redhat.com>
+
+ * target.def (builtin_vec_perm): Remove.
+ * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Remove.
+
+ * config/i386/i386.c (ix86_expand_vec_perm_builtin): Remove.
+ (IX86_BUILTIN_VEC_PERM_*): Remove.
+ (bdesc_args): Remove vec_perm builtins
+ (ix86_expand_builtin): Likewise.
+ (ix86_expand_vec_perm_const_1): Rename from
+ ix86_expand_vec_perm_builtin_1.
+ (extract_vec_perm_cst): Merge into...
+ (ix86_vectorize_vec_perm_const_ok): ... here. Rename from
+ ix86_vectorize_builtin_vec_perm_ok.
+ (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Remove.
+
+ * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): Remove.
+ (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Remove.
+
+ * config/spu/spu.c (spu_builtin_vec_perm): Remove.
+ (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Remove.
+
+2011-10-20 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/47989
+ * config/i386/i386.h (RECIP_MASK_DEFAULT): New define.
+ * config/i386/i386.op (recip_mask): Initialize with RECIP_MASK_DEFAULT.
+ * doc/invoke.texi (ix86 Options, -mrecip): Document that GCC
+ implements vectorized single float division and vectorized sqrtf(x)
+ with reciprocal sequence with additional Newton-Raphson step with
+ -ffast-math.
+
+2011-10-20 Dodji Seketeli <dodji@redhat.com>
+
+ * ggc-zone.c (ggc_internal_alloc_zone_stat): Rename
+ ggc_alloced_size_order_for_request into ggc_round_alloc_size like
+ it was done in ggc-page.c.
+
+ PR other/50659
+ * doc/cppopts.texi: Use @smallexample/@end smallexample in
+ documentation for -fdebug-cpp instead of @quotation/@end quotation
+ that is not supported by contrib/texi2pod.pl.
+
+2011-10-19 Jan Hubicka <jh@suse.cz>
+
+ * ipa-inline.c (inline_small_functions): Always update all calles after
+ inlining.
+
+2011-10-19 Jan Hubicka <jh@suse.cz>
+
+ PR bootstrap/50709
+ * ipa-inline.c (inline_small_functions): Fix checking code to not make
+ effect on fibheap stability.
+
+2011-10-20 Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ * config/m68k/t-linux (M68K_MLIB_CPU): Add ColdFire CPUs.
+
+2011-10-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
+
+ PR target/50106
+ * config/arm/arm.c (thumb_unexpanded_epilogue): Handle return
+ reg size from 1-3.
+
+2011-10-20 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-loop-im.c (stmt_cost): Add WIDEN_*, FMA_EXPR
+ and rotates to the set of expensive operations.
+
+2011-10-19 David S. Miller <davem@davemloft.net>
+
+ * config/sparc/sparc.c (sparc_expand_move): Use can_create_pseudo_p.
+ (sparc_emit_set_const32): Likewise.
+ (sparc_emit_set_const64_longway): Likewise.
+ (sparc_emit_set_const64): Likewise.
+ (sparc_legitimize_pic_address): Likewise.
+ (memory_ok_for_ldd): Likewise.
+
+2011-10-20 Dehao Chen <dehao@google.com>
+
+ * profile.c (compute_branch_probabilities): Compute and dump the
+ overlap between the static estimation and the instrumentation profile.
+ (OVERLAP_BASE): New macro.
+ (compute_frequency_overlap): New function
+
+2011-10-19 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.c (expand_vec_perm_vpshufb2_vpermq_even_odd): Use
+ d->op1 instead of d->op0 for the second vpshufb.
+ (expand_vec_perm_even_odd_1): For V8SImode fix vpshufd immediates.
+ (ix86_expand_vec_perm_const): If mask indicates two operands are
+ needed, but both are the same and expanding them as d.op0 == d.op1
+ failed, retry with d.op0 != d.op1.
+ (ix86_expand_vec_perm_builtin): Likewise. Handle sorry printing
+ also for d.nelt == 32.
+
+ PR middle-end/50754
+ * cfgexpand.c (expand_debug_expr): Handle WIDEN_LSHIFT_EXPR, ignore
+ VEC_PERM_EXPR.
+
+2011-10-19 Bernd Schmidt <bernds@codesourcery.com>
+
+ * regrename.h: New file.
+ * regrename.c: Include it. Also include "emit-rtl.h".
+ (struct du_head, struct du_chain, du_head_p DEF_VEC and
+ DEF_VEC_ALLOC_P): Move to regrename.h.
+ (do_replace): Remove declaration.
+ (insn_rr): New variable.
+ (cur_operand): New static variable.
+ (regrename_chain_from_id): Renamed from chain_from_id and no longer
+ static. All callers changed.
+ (record_operand_use): New static function.
+ (scan_rtx_reg): Use it.
+ (find_best_rename_reg): New function, broken out of rename_chains.
+ (rename_chains): Use it. Don't update chain regno and nregs here, ...
+ (regrename_do_replace): ... do it here instead. Renamed from
+ do_replace, and no longer static. All callers changed.
+ (regrename_analyze): No longer static. New arg bb_mask.
+ All callers changed. If bb_mask is nonzero, use it to limit the
+ number of basic blocks we analyze. If we failed to analyze a block,
+ clear insn operand data.
+ (record_out_operands): New arg insn_info. Update cur_operand if it is
+ nonnull.
+ (build_def_use): If insn_rr is nonnull, pass an insn_info to
+ record_out_operands, and update cur_operand here as well.
+ (regrename_init, regrename_finish): New functions.
+ (regrename_optimize): Use them.
+ * Makefile.in (regrename.o): Adjust dependencies.
+
+2011-10-19 Tom de Vries <tom@codesourcery.com>
+
+ PR tree-optimization/50769
+ * tree-ssa-tail-merge.c (replace_block_by): Calculate phi_vuse2
+ unconditionally. Handle case that phi_vuse2 is not an SSA_NAME. Add
+ dummy argument .MEM to phi when increasing number of arguments of phi by
+ redirecting edges to the block with phi.
+
+2011-10-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ PR bootstrap/50777
+ * configure.ac: Save and restore CXXFLAGS around
+ gcc_AC_CHECK_DECLS uses.
+ Check for madvise() declaration with g++ if --enable-build-with-cxx.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+ * ggc-page.c (USING_MADVISE): Also check HAVE_DECL_MADVISE.
+
+2011-10-19 Alexandre Oliva <aoliva@redhat.com>
+
+ PR debug/49310
+ * var-tracking.c (loc_exp_dep, onepart_aux): New structs.
+ (variable_part): Replace offset with union.
+ (enum onepart_enum, onepart_enum_t): New.
+ (variable_def): Drop cur_loc_changed, add onepart.
+ (value_chain_def, const_value_chain): Remove.
+ (VAR_PART_OFFSET, VAR_LOC_1PAUX): New macros, with checking.
+ (VAR_LOC_DEP_LST, VAR_LOC_DEP_LSTP): New macros.
+ (VAR_LOC_FROM, VAR_LOC_DEPTH, VAR_LOC_DEP_VEC): Likewise.
+ (value_chain_pool, value_chains): Remove.
+ (dropped_values): New.
+ (struct parm_reg): Only if HAVE_window_save.
+ (vt_stack_adjustments): Don't record register arguments.
+ (dv_as_rtx): New.
+ (dv_onepart_p): Return a onepart_enum_t.
+ (onepart_pool): New.
+ (dv_pool): Remove.
+ (dv_from_rtx): New.
+ (variable_htab_free): Release onepart aux data. Reset flags.
+ (value_chain_htab_hash, value_chain_htab_eq): Remove.
+ (unshare_variable): Use onepart field. Propagate onepart aux
+ data or offset. Drop cur_loc_changed.
+ (val_store): Cope with NULL insn. Rephrase dump output. Check
+ for unsuitable locs. Add FIXME on using cselib locs.
+ (val_reset): Remove FIXME of unfounded concerns.
+ (val_resolve): Check for unsuitable locs. Add FIXME on using
+ cselib locs.
+ (variable_union): Use onepart field, adjust access to offset.
+ (NO_LOC_P): New.
+ (VALUE_CHANGED, DECL_CHANGED): Update doc.
+ (set_dv_changed): Clear NO_LOC_P when changed.
+ (find_loc_in_1pdv): Use onepart field.
+ (intersect_loc_chains): Likewise.
+ (unsuitable_loc): New.
+ (loc_cmp): Keep ENTRY_VALUEs at the end of the loc list.
+ (add_value_chain, add_value_chains): Remove.
+ (add_cselib_value_chains, remove_value_chain): Likewise.
+ (remove_value_chains, remove_cselib_value_chains): Likewise.
+ (canonicalize_loc_order_check): Use onepart. Drop cur_loc_changed.
+ (canonicalize_values_star, canonicalize_vars_star): Use onepart.
+ (variable_merge_over_cur): Likewise. Adjust access to offset.
+ Drop cur_loc_changed.
+ (variable_merge_over_src): Use onepart field.
+ (remove_duplicate_values): Likewise.
+ (variable_post_merge_new_vals): Likewise.
+ (find_mem_expr_in_1pdv): Likewise.
+ (dataflow_set_preserve_mem_locs): Likewise. Drop cur_loc_changed
+ and value chains.
+ (dataflow_set_remove_mem_locs): Likewise. Use VAR_LOC_FROM.
+ (variable_different_p): Use onepart field. Move onepart test out
+ of the loop.
+ (argument_reg_set): Drop.
+ (add_uses, add_stores): Preserve but do not record in dynamic
+ tables equivalences for ENTRY_VALUEs and CFA_based addresses.
+ Avoid unsuitable address expressions.
+ (EXPR_DEPTH): Unlimit.
+ (EXPR_USE_DEPTH): Repurpose PARAM_MAX_VARTRACK_EXPR_DEPTH.
+ (prepare_call_arguments): Use DECL_RTL_IF_SET.
+ (dump_var): Adjust access to offset.
+ (variable_from_dropped, recover_dropped_1paux): New.
+ (variable_was_changed): Drop cur_loc_changed. Use onepart.
+ Preserve onepart aux in empty_var. Recover empty_var and onepart
+ aux from dropped_values.
+ (find_variable_location_part): Special-case onepart. Adjust
+ access to offset.
+ (set_slot_part): Use onepart. Drop cur_loc_changed. Adjust
+ access to offset. Initialize onepaux. Drop value chains.
+ (delete_slot_part): Drop value chains. Use VAR_LOC_FROM.
+ (VEC (variable, heap), VEC (rtx, stack)): Define.
+ (expand_loc_callback_data): Drop dummy, cur_loc_changed,
+ ignore_cur_loc. Add expanding, pending, depth.
+ (loc_exp_dep_alloc, loc_exp_dep_clear): New.
+ (loc_exp_dep_insert, loc_exp_dep_set): New.
+ (notify_dependents_of_resolved_value): New.
+ (update_depth, vt_expand_var_loc_chain): New.
+ (vt_expand_loc_callback): Revamped.
+ (resolve_expansions_pending_recursion): New.
+ (INIT_ELCD, FINI_ELCD): New.
+ (vt_expand_loc): Use the new macros above. Drop ignore_cur_loc
+ parameter, adjust all callers.
+ (vt_expand_loc_dummy): Drop.
+ (vt_expand_1pvar): New.
+ (emit_note_insn_var_location): Operate on non-debug decls only.
+ Revamp multi-part cur_loc recomputation and one-part expansion.
+ Drop cur_loc_changed. Adjust access to offset.
+ (VEC (variable, heap)): Drop.
+ (changed_variables_stack, changed_values_stack): Drop.
+ (check_changed_vars_0, check_changed_vars_1): Remove.
+ (check_changed_vars_2, check_changed_vars_3): Remove.
+ (values_to_stack, remove_value_from_changed_variables): New.
+ (notify_dependents_of_changed_value, process_changed_values): New.
+ (emit_notes_for_changes): Revamp onepart updates.
+ (emit_notes_for_differences_1): Use onepart. Drop cur_loc_changed
+ and value chains. Propagate onepaux. Recover empty_var and onepaux
+ from dropped_values.
+ (emit_notes_for_differences_2): Drop value chains.
+ (emit_notes_in_bb): Adjust.
+ (vt_emit_notes): Drop value chains, changed_variables_stack.
+ Initialize and release dropped_values.
+ (create_entry_value): Revamp.
+ (vt_add_function_parameter): Use new interface.
+ (note_register_arguments): Remove.
+ (vt_initialize): Drop value chains and register arguments.
+ (vt_finalize): Drop value chains. Release windowed_parm_regs only
+ if HAVE_window_save.
+ * rtl.h: Document various pass-local uses of RTL flags.
+ * tree.h (DECL_RTL_KNOWN_SET): New.
+ * doc/invoke.texi (param max-vartrack-expr-depth): Update
+ description and default.
+
+2011-10-19 Georg-Johann Lay <avr@gjlay.de>
+
+ PR target/50447
+ * config/avr/avr.md (cc): New alternative out_plus_noclobber.
+ (adjust_len): Ditto.
+ (addhi3): Don't pipe through short; use gen_int_mode instead.
+ Prior to reload, expand to gen_addhi3_clobber.
+ (*addhi3): Use avr_out_plus_noclobber if applicable, use
+ out_plus_noclobber in cc and adjust_len attribute.
+ (addhi3_clobber): 2 new RTL peepholes.
+ (addhi3_clobber): New insn.
+ * config/avr/avr-protos.h: (avr_out_plus_noclobber): New prototype.
+ * config/avr/avr.c (avr_out_plus_noclobber): New function.
+ (notice_update_cc): Handle CC_OUT_PLUS_NOCLOBBER.
+ (avr_out_plus_1): Tweak if only MSB is +/-1 and other bytes are 0.
+ Set cc0 to set_zn for adiw on 16-bit values.
+ (adjust_insn_length): Handle ADJUST_LEN_OUT_PLUS_NOCLOBBER.
+ (expand_epilogue): No need to add 0 to frame_pointer_rtx.
+
+2011-10-19 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/50780
+ * tree-ssa-forwprop.c (forward_propagate_into_cond): Verify
+ the condition is properly gimple before using it.
+ * tree-eh (stmt_could_throw_1_p): Properly extract the
+ operation type from comparisons.
+
+2011-10-19 Roland Stigge <stigge@antcom.de>
+
+ PR translation/48638
+ * plugin.c (add_new_plugin): Fix typo in fatal_error message.
+
+2011-10-19 Roland Stigge <stigge@antcom.de>
+
+ PR translation/49517
+ * config/rx/rx.c (rx_print_operand): Fix typo in warning message.
+
2011-10-19 Richard Guenther <rguenther@suse.de>
PR middle-end/50768
2011-10-19 Jan Hubicka <jh@suse.cz>
- * cgraphunit.c (handle_alias_pairs): Also handle wekref with destination
- declared.
+ * cgraphunit.c (handle_alias_pairs): Also handle wekref with
+ destination declared.
(output_weakrefs): New function.
* varpool.c (varpool_create_variable_alias): Handle external aliases.
2011-10-18 Andrew Stubbs <ams@codesourcery.com>
PR tree-optimization/50717
-
* tree-ssa-math-opts.c (is_widening_mult_p): Remove the 'type'
parameter. Calculate 'type' from stmt.
(convert_mult_to_widen): Update call the is_widening_mult_p.
2011-10-17 Sergio Durigan Junior <sergiodj@redhat.com>
- * configure.ac: Display `yes' if the SystemTap header has been
- found.
+ * configure.ac: Display `yes' if the SystemTap header has been found.
* configure: Regenerate.
2011-10-08 Andi Kleen <ak@linux.intel.com>
2011-10-17 Richard Guenther <rguenther@suse.de>
PR tree-optimization/50729
- * tree-vrp.c (extract_range_from_unary_expr_1): Remove
- redundant test.
+ * tree-vrp.c (extract_range_from_unary_expr_1): Remove redundant test.
(simplify_conversion_using_ranges): Properly test the
intermediate result.
2011-10-15 Tom Tromey <tromey@redhat.com>
Dodji Seketeli <dodji@redhat.com>
- * input.c (ONE_K, ONE_M, SCALE, STAT_LABEL, FORMAT_AMOUNT): New
- macros.
+ * input.c (ONE_K, ONE_M, SCALE, STAT_LABEL, FORMAT_AMOUNT): New macros.
(num_expanded_macros_counter, num_macro_tokens_counter): Declare
new counters.
(dump_line_table_statistics): Define new function.
Dodji Seketeli <dodji@redhat.com>
* doc/cppopts.texi: Document -fdebug-cpp.
- * doc/invoke.texi: Add -fdebug-cpp to the list of preprocessor
- options.
+ * doc/invoke.texi: Add -fdebug-cpp to the list of preprocessor options.
2011-10-15 Tom Tromey <tromey@redhat.com>
Dodji Seketeli <dodji@redhat.com>
(LOCATION_COLUMN): New accessor
(in_system_header_at): Use linemap_location_in_system_header_p.
* diagnostic.c (diagnostic_report_current_module): Adjust to avoid
- touching the internals of struct line_map. Use the public API.
- instead.
+ touching the internals of struct line_map. Use the public API instead.
(diagnostic_report_diagnostic): Don't use relational operator '<'
on virtual locations. Use linemap_location_before_p instead.
* input.c (expand_location): Adjust to expand to the tokens'
2011-10-12 Bernd Schmidt <bernds@codesourcery.com>
* function.c (prepare_shrink_wrap, bb_active_p): New function.
- (thread_prologue_and_epilogue_insns): Use bb_active_p.
- Call prepare_shrink_wrap, then recompute bb_active_p for the
- last block.
+ (thread_prologue_and_epilogue_insns): Use bb_active_p. Call
+ prepare_shrink_wrap, then recompute bb_active_p for the last block.
2011-10-12 Joseph Myers <joseph@codesourcery.com>
2011-10-10 Georg-Johann Lay <avr@gjlay.de>
- * config/avr/avr.c (avr_option_override): Set
- flag_omit_frame_pointer to 0 if frame pointer is needed for unwinding.
+ * config/avr/avr.c (avr_option_override): Set flag_omit_frame_pointer
+ to 0 if frame pointer is needed for unwinding.
2011-10-10 Uros Bizjak <ubizjak@gmail.com>