+2010-04-16 Jeff Law <law@redhat.com>
+
+ * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
+ needing assignment rather than doing a two-phase assignment.
+
+2010-04-16 Jakub Jelinek <jakub@redhat.com>
+
+ PR bootstrap/43767
+ * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
+
+2010-04-16 Doug Kwan <dougkwan@google.com>
+
+ * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
+ (next_operand_entry_id): New static variable.
+ (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
+ (add_to_ops_vec): Assigned unique ID to operand entry.
+ (struct oecount_s): New field ID.
+ (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
+ (undistribute_ops_list): Assign unique IDs to oecounts.
+ (init_reassoc): reset next_operand_entry_id.
+
+2010-04-16 Doug Kwan <dougkwan@google.com>
+
+ * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
+ missing left parenthesis.
+
+2010-04-16 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
+ *btdi_rex64 using SWI48 mode iterator.
+ (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
+ (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
+ *jcc_btdi_mask_rex64.
+
+2010-04-16 Anatoly Sokolov <aesok@post.ru>
+
+ * double-int.h (tree_to_double_int): Convert to macro.
+ * double-int.c (tree_to_double_int): Remove.
+
+2010-04-16 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/43762
+ * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
+ with want_address 2 and in case a single element list might be
+ possible, call it again with want_address 0.
+
+2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
+
+ * config/h8300/h8300.c (print_operand) : Modify case 'V' and
+ case 'W' print operands for HI mode.
+ * config/h8300/h8300.h (Y0, Y2) : New constraints.
+ * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
+ (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
+ * config/h8300/predicate.md (bit_register_indirect_operand): New.
+
+ * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
+
+ * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
+ cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
+ #xx:3 and #xx:4 mode.
+
+ * config/h8300/h8300.md (inverted load with HImode dest): Add
+ support for H8300SX.
+
+ * config/h8300/predicate.md (bit_operand): Allow immediate values that
+ satisfy 'U' constraint.
+
+2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx
+ flavor.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+ * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
+ works.
+
+2010-04-16 Richard Guenther <rguenther@suse.de>
+
+ * tree.h (struct tree_decl_minimal): Move pt_uid ...
+ (struct tree_decl_common): ... here.
+ (DECL_PT_UID): Adjust.
+ (SET_DECL_PT_UID): Likewise.
+ (DECL_PT_UID_SET_P): Likewise.
+
+2010-04-16 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/43572
+ * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
+ * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
+ * tree-flow.h (is_call_clobbered): Remove.
+ * tree-flow-inline.h (is_call_clobbered): Likewise.
+ * tree-dfa.c (dump_variable): Do not dump call clobber state.
+ * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
+ (execute_return_slot_opt): Adjust.
+ * tree-tailcall.c (suitable_for_tail_opt_p): Remove
+ check for call clobbered vars here.
+ (find_tail_calls): Move tailcall verification to the
+ proper place.
+
+2010-04-16 Diego Novillo <dnovillo@google.com>
+
+ * doc/invoke.texi: Explain how are unrecognized -Wno- warnings
+ handled.
+
+2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
+
+ PR target/40603
+ * config/arm/arm.md (cbranchqi4): New pattern.
+ * config/arm/predicates.md (const0_operand,
+ cbranchqi4_comparison_operator): New predicates.
+
+2010-04-16 Richard Guenther <rguenther@suse.de>
+
+ * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
+ (dump_gimple_stmt): Likewise.
+
+2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
+
+ * recog.h (struct recog_data): New field is_operator.
+ (struct insn_operand_data): New field is_operator.
+ * recog.c (extract_insn): Set recog_data.is_operator.
+ * genoutput.c (output_operand_data): Emit code to set the
+ is_operator field.
+ * reload.c (find_reloads): Use it rather than testing for an
+ empty constraint string.
+
+ PR target/41514
+ * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
+ If the previous insn is a cbranchsi4_insn with the same arguments,
+ omit the compare instruction.
+
+ * config/arm/arm.md (addsi3_cbranch): If destination is a high
+ register, inputs must be low registers and we need a low register
+ scratch. Handle alternative 2 like alternative 3.
+
+2010-04-16 Jakub Jelinek <jakub@redhat.com>
+
+ * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
+ don't call get_addr on both. If one expression is a VALUE and
+ the other a REG, check VALUE's locs if the REG isn't among them.
+
+2010-04-16 Christian Bruel <christian.bruel@st.com>
+
+ * config/sh/sh.h (sh_frame_pointer_required): New function.
+ * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
+ (flag_omit_frame_pointer) Set.
+ (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
+ (rounded_frame_size): Adjust size with outgoing_args_size.
+ (sh_set_return_address): Must return from stack pointer.
+ * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
+ (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
+ (ACCUMULATE_OUTGOING_ARGS): Define.
+ * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
+ * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
+
+2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/43471
+ * config/sh/sh.c (sh_legitimize_reload_address): Use
+ MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
+ Remove a unneeded check for offset_base.
+
+2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
+
+ * configure: Regenerated.
+
+2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
+
+ * config/s390/s390.c (s390_call_save_register_used): Switch back
+ to HARD_REGNO_NREGS.
+
+2010-04-15 Richard Guenther <rguenther@suse.de>
+
+ * alias.c (alias_set_subset_of): Handle alias-set zero
+ child properly.
+
+2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
+ Julian Brown <julian@codesourcery.com>
+
+ * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
+ alternatives according to use of high and low regs.
+ * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
+ * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
+ optimizing for size on Thumb-2.
+
+2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
+
+ * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
+
+2010-04-15 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-structalias.c (struct variable_info): Add
+ is_fn_info flag.
+ (new_var_info): Initialize it.
+ (dump_constraints): Support printing last added constraints.
+ (debug_constraints): Adjust.
+ (dump_constraint_graph): Likewise.
+ (make_heapvar_for): Check for NULL cfun.
+ (get_function_part_constraint): New function.
+ (get_fi_for_callee): Likewise.
+ (find_func_aliases): Properly implement IPA PTA constraints.
+ (process_ipa_clobber): New function.
+ (find_func_clobbers): Likewise.
+ (insert_into_field_list_sorted): Remove.
+ (create_function_info_for): Properly allocate vars for IPA mode.
+ Do not use insert_into_field_list_sorted.
+ (create_variable_info_for): Properly generate constraints for
+ global vars in IPA mode.
+ (dump_solution_for_var): Always dump the solution.
+ (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
+ (find_what_var_points_to): Adjust.
+ (pt_solution_set): Change.
+ (pt_solution_ior_into): New function.
+ (pt_solution_empty_p): Export.
+ (pt_solution_includes_global): Adjust.
+ (pt_solution_includes_1): Likewise.
+ (pt_solutions_intersect_1): Likewise.
+ (dump_sa_points_to_info): Check some invariants.
+ (solve_constraints): Move constraint dumping ...
+ (compute_points_to_sets): ... here.
+ (ipa_pta_execute): ... and here.
+ (compute_may_aliases): Do not re-compute points-to info
+ locally if IPA info is available.
+ (ipa_escaped_pt): New global var.
+ (ipa_pta_execute): Properly implement IPA PTA.
+ * tree-into-ssa.c (dump_decl_set): Support dumping
+ decls not in referenced-vars.
+ * tree-flow.h (struct gimple_df): Add ipa_pta flag.
+ * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
+ (dump_points_to_solution): Likewise.
+ * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
+ * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
+ (remap_gimple_stmt): Reset call clobber/use information if
+ necessary.
+ (copy_decl_to_var): Copy DECL_PT_UID.
+ (copy_result_decl_to_var): Likewise.
+ * tree.c (make_node_stat): Initialize DECL_PT_UID.
+ (copy_node_stat): Copy it.
+ * tree.h (DECL_PT_UID): New macro.
+ (SET_DECL_PT_UID): Likewise.
+ (DECL_PT_UID_SET_P): Likewise.
+ (struct tree_decl_minimal): Add pt_uid member.
+ * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
+ (pt_solution_empty_p): Declare.
+ (pt_solution_set): Adjust.
+ (ipa_escaped_pt): Declare.
+ * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
+ * gimple-pretty-print.c (pp_points_to_solution): New function.
+ (dump_gimple_call): Dump call clobber/use information.
+ * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
+ * tree-pass.h (TDF_ALIAS): New dump option.
+ * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
+ * doc/invoke.texi (-fipa-pta): Update documentation.
+
+2010-04-15 Richard Guenther <rguenther@suse.de>
+
+ * Makefile.in (OBJS-common): Add gimple-fold.o.
+ (gimple-fold.o): New rule.
+ * tree.h (maybe_fold_offset_to_reference,
+ maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
+ prototypes ...
+ * gimple.h: ... here.
+ * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
+ may_propagate_address_into_dereference): Move prototypes ...
+ * gimple.h: ... here.
+ * tree-ssa-ccp.c (get_symbol_constant_value,
+ may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
+ maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
+ maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
+ maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
+ ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
+ fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
+ gimplify_and_update_call_from_tree): Move ...
+ * gimple-fold.c: ... here. New file.
+ (ccp_fold_builtin): Rename to ...
+ (gimple_fold_builtin): ... this.
+ * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
+
+2010-04-15 Richard Guenther <rguenther@suse.de>
+
+ * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
+ fit_double_type, force_fit_type_double, add_double_with_sign,
+ neg_double, mul_double_with_sign, lshift_double, rshift_double,
+ lrotate_double, rrotate_double, div_and_round_double): Move ...
+ * double-int.c: ... here.
+ * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
+ add_double, neg_double, mul_double_with_sign, mul_double,
+ lshift_double, rshift_double, lrotate_double, rrotate_double,
+ div_and_round_double): Move prototypes ...
+ * double-int.h: ... here.
+
+2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
+
+ PR target/43742
+ * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
+ matching constraints to ensure inputs match the output.
+
+2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/43742
+ * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
+ in an input-only operand.
+
+2010-04-15 Anatoly Sokolov <aesok@post.ru>
+
+ * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
+ (double_int_not, double_int_lshift, double_int_rshift): Declare.
+ (double_int_negative_p): Convert to static inline function.
+ * double-int.c (double_int_lshift, double_int_lshift): Add new function.
+ (double_int_negative_p): Remove.
+ * tree.h (lshift_double, rshift_double):
+ * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
+ * fold-const.c (fold_convert_const_int_from_real,
+ fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
+ (lshift_double): Change type of arith argument to bool.
+ (rshift_double): Change type of arith argument to bool. Correct
+ comment.
+ * expmed.c (mask_rtx, lshift_value): (Ditto.).
+
+2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
+
+ PR target/21803
+ * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
+ at the start and end of the then/else blocks, and omit them from the
+ conversion.
+ * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
+ argument; all callers changed. Pass zero to old_insns_match_p instead.
+ (flow_find_head_matching_sequence): New function.
+ (old_insns_match_p): Check REG_EH_REGION notes for calls.
+ * basic-block.h (flow_find_cross_jump,
+ flow_find_head_matching_sequence): Declare functions.
+
+2010-04-14 Jason Merrill <jason@redhat.com>
+
+ PR c++/36625
+ * c-common.c (attribute_takes_identifier_p): New fn.
+ * c-common.h: Declare it.
+
+2010-04-14 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
+ splitter condition.
+ (*udivmod<mode>4): Ditto.
+
+2010-04-14 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (maxmin_int): Rename code attribute from
+ maxminiprefix and update all users.
+ (maxmin_float): Ditto from maxminfprefix.
+ (logic): Ditto from logicprefix.
+ (absneg_mnemonic): Ditto from absnegprefix.
+ * config/i386/mmx.md: Update all users of maxminiprefix,
+ maxminfprefix and logicprefix for rename.
+ * config/i386/sse.md: Ditto.
+ * config/i386/sync.md (sync_<code><mode>): Update for
+ logicprefix rename.
+
+2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
+
+ PR 42966
+ * diagnostics.c (diagnostic_report_diagnostic): Mark specially
+ warnings converted to errors.
+
+2010-04-14 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
+ used insn_type variable.
+ (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
+ to avoid set-but-not-used warning.
+
+2010-04-14 Uros Bizjak <ubizjak@gmail.com>
+
+ * df-core.c (df_ref_debug): Change format string placeholder
+ from 0x%x to %#x.
+ * dwarf2asm.c (dw2_asm_output_data_raw,
+ dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
+ dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
+ * dwarf2out.c (output_cfi, output_cfi_directive,
+ dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
+ output_cfa_loc_raw, output_die, output_ranges, output_file_names):
+ Ditto.
+ * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
+ * print-rtl.c (print_rtx): Ditto.
+
+2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
+
+ PR middle-end/42694
+ * builtins.c (expand_builtin_pow_root): New function to expand pow
+ calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
+ series of sqrt and cbrt calls under -ffast-math.
+ (expand_builtin_pow): Call it.
+
+2010-04-14 Michael Matz <matz@suse.de>
+
+ PR tree-optimization/42963
+ * tree-cfg.c (touched_switch_bbs): New static variable.
+ (group_case_labels_stmt): New function broken out from ...
+ (group_case_labels): ... here, use the above.
+ (start_recording_case_labels): Allocate touched_switch_bbs.
+ (end_recording_case_labels): Deallocate it, call
+ group_case_labels_stmt.
+ (gimple_redirect_edge_and_branch): Remember index of affected BB.
+
+2010-04-14 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
+ from insn template.
+
+2010-04-14 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
+
+2010-04-13 Jan Hubicka <jh@suse.cz>
+
+ * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
+ of optimized out static functions.
+ (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
+ cost computation. Also sanity check for overflows.
+ (update_caller_keys): Update cgraph_edge_badness call; properly
+ update fibheap and sanity check that it is up to date.
+ (add_new_edges_to_heap): Update cgraph_edge_badness.
+ (cgraph_decide_inlining_of_small_function): Likewise;
+ add sanity checking that badness in heap is up to date;
+ improve dumping of reason; Update badness of calls to the
+ offline copy of function currently inlined; dump badness
+ of functions not inlined because of unit growth limits.
+
+2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR middle-end/32628
+ * c-common.c (pointer_int_sum): Disregard overflow that occured only
+ because of sign-extension change when converting to sizetype here...
+ * fold-const.c (fold_convert_const_int_from_int): ...and not here.
+
+ * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
+ the folding to constants. Remove redundant final conversion.
+ (fold_binary) <associate>: Do not associate if the re-association of
+ constants alone overflows.
+ (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
+ to the end of the list.
+ (multiple_of_p) <COND_EXPR>: New case.
+
+2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
+
+ * opt-functions.awk (opt_sanitized_name): New.
+ (opt_enum): New.
+ * optc-gen.awk: Use it
+ * opth-gen.awk: Use it.
+
+2010-04-13 Martin Jambor <mjambor@suse.cz>
+
+ * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
+ (sra_modify_assign): Delete stmts loading dead data even if racc has no
+ children. Call replace_uses_with_default_def_ssa_name to handle
+ SSA_NAES on lhs.
+
+2010-04-13 Michael Matz <matz@suse.de>
+
+ PR middle-end/43730
+ * builtins.c (expand_builtin_interclass_mathfn): Also create
+ a register if the predicate doesn't match.
+
+2010-04-13 Diego Novillo <dnovillo@google.com>
+
+ * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
+ * c-pch.c: Include timevar.h.
+ (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
+ (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
+ * ggc-common.c: Include timevar.h.
+ (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
+ * timevar.def (TV_PCH_SAVE): Define.
+ (TV_PCH_CPP_SAVE): Define.
+ (TV_PCH_PTR_REALLOC): Define.
+ (TV_PCH_PTR_SORT): Define.
+ (TV_PCH_RESTORE): Define.
+ (TV_PCH_CPP_RESTORE): Define.
+
+2010-04-13 Michael Matz <matz@suse.de>
+
+ * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
+ into MINUS_EXPRs.
+ (can_reassociate_p): New function.
+ (break_up_subtract_bb, reassociate_bb): Use it.
+
+2010-04-13 Richard Guenther <rguenther@suse.de>
+
+ PR bootstrap/43737
+ * builtins.c (c_readstr): Fix assert.
+
+2010-04-13 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
+ when generating cltd insn.
+
+ (*ashl<mode>3_1): Remove special handling for register operand 2.
+ (*ashlsi3_1_zext): Ditto.
+ (*ashlhi3_1): Ditto.
+ (*ashlhi3_1_lea): Ditto.
+ (*ashlqi3_1): Ditto.
+ (*ashlqi3_1_lea): Ditto.
+ (*<shiftrt_insn><mode>3_1): Ditto.
+ (*<shiftrt_insn>si3_1_zext): Ditto.
+ (*<shiftrt_insn>qi3_1_slp): Ditto.
+ (*<rotate_insn><mode>3_1): Ditto.
+ (*<rotate_insn>si3_1_zext): Ditto.
+ (*<rotate_insn>qi3_1_slp): Ditto.
+
+2010-04-13 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-structalias.c (callused_id): Remove.
+ (call_stmt_vars): New.
+ (get_call_vi): Likewise.
+ (lookup_call_use_vi): Likewise.
+ (lookup_call_clobber_vi): Likewise.
+ (get_call_use_vi): Likewise.
+ (get_call_clobber_vi): Likewise.
+ (make_transitive_closure_constraints): Likewise.
+ (handle_const_call): Adjust to do per-call call-used handling.
+ (handle_pure_call): Likewise.
+ (find_what_var_points_to): Remove general callused handling.
+ (init_base_vars): Likewise.
+ (init_alias_vars): Initialize call_stmt_vars.
+ (compute_points_to_sets): Process call-used and call-clobbered
+ vars for call statements.
+ (delete_points_to_sets): Free call_stmt_vars.
+
+2010-04-13 Richard Guenther <rguenther@suse.de>
+
+ * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
+ Only add RW dependence for dependence distance zero.
+ Adjust maximal vectorization factor according to dependences.
+ Move alignment handling ...
+ (vect_find_same_alignment_drs): ... here. New function.
+ (vect_analyze_data_ref_dependences): Adjust.
+ (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
+ (vect_analyze_data_refs): Adjust minimal vectorization factor
+ according to data references.
+ * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
+ dependences before determining the vectorization factor.
+ Analyze alignment after determining the vectorization factor.
+ * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
+ dependences before alignment.
+ * tree-vectorizer.h (vect_analyze_data_ref_dependences):
+ Adjust prototype.
+ (vect_analyze_data_refs): Likewise.
+ (MAX_VECTORIZATION_FACTOR): New define.
+
+2010-04-13 Duncan Sands <baldrick@free.fr>
+
+ * except.h (lang_eh_type_covers): Remove.
+ * except.c (lang_eh_type_covers): Likewise.
+
+2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
+ Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
+ * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
+ UNITS_PER_LONG where it is ABI relevant.
+ (s390_return_addr_rtx): Likewise.
+ (s390_back_chain_rtx): Likewise.
+ (s390_frame_area): Likewise.
+ (s390_frame_info): Likewise.
+ (s390_initial_elimination_offset): Likewise.
+ (save_gprs): Likewise.
+ (s390_emit_prologue): Likewise.
+ (s390_emit_epilogue): Likewise.
+ (s390_function_arg_advance): Likewise.
+ (s390_function_arg): Likewise.
+ (s390_va_start): Likewise.
+ (s390_gimplify_va_arg): Likewise.
+ (s390_function_profiler): Likewise.
+ (s390_optimize_prologue): Likewise.
+ (s390_rtx_costs): Likewise.
+ (s390_secondary_reload): Likewise.
+ (s390_promote_function_mode): Likewise.
+ (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
+ (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
+ registers available.
+ (s390_unwind_word_mode): New function.
+ (s390_function_value): Split 64 bit values into register pair if
+ used as return value.
+ (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
+ function call parameters. Handle parallels.
+ (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
+ (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
+ (DWARF_CIE_DATA_ALIGNMENT): New macro.
+ (s390_expand_setmem): Remove unused variable src_addr.
+ * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
+ deal with 64 bit registers.
+ * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
+ Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
+ (UNITS_PER_LONG): New macro.
+ * libjava/include/s390-signal.h: Define extended ucontext
+ structure containing the upper halfs of the 64 bit registers.
+
+2010-04-13 Simon Baldwin <simonb@google.com>
+
+ * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
+
+2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
+
+ * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
+ rvalue on the RHS if the LHS is of a non-renamable type.
+ * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
+
+2010-04-13 Matthias Klose <doko@ubuntu.com>
+
+ * gcc.c (cc1_options): Handle -iplugindir before processing
+ the cc1 spec. Only add -iplugindir once.
+ (cpp_unique_options): Add -iplugindir option if -fplugin* options
+ found.
+ * common.opt (iplugindir): Remove `Separate' property, initialize.
+ * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
+ option.
+ * Makefile.in (check-%, check-parallel-%): Create plugin dir.
+ (distclean): Remove plugin dir.
+ * doc/invoke.texi: Document -iplugindir.
+
+2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
+
+ * doc/plugins.texi (Loading Plugins): Document short
+ -fplugin=foo option.
+ (Plugin API): Mention default_plugin_dir_name function.
+
+ * gcc.c (find_file_spec_function): Add new declaration.
+ (static_spec_func): Use it for "find-file".
+ (find_file_spec_function): Add new function.
+ (cc1_options): Add -iplugindir option if -fplugin* options found.
+
+ * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
+
+ * plugin.c (add_new_plugin): Updated comment, and handle short
+ plugin name.
+ (default_plugin_dir_name): Added new function.
+
+ * common.opt (iplugindir): New option to set the plugin directory.
+
+2010-04-12 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (any_rotate): New code iterator.
+ (rotate_insn): New code attribute.
+ (rotate): Ditto.
+ (SWIM124): New mode iterator.
+ (<rotate_insn>ti3): New expander.
+ (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
+ any_rotate code iterator.
+ (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
+ using any_rotate code iterator and SWIM124 mode iterator.
+ (ix86_rotlti3): New insn_and_split pattern.
+ (ix86_rotrti3): Ditto.
+ (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
+ ix86_rotl{di,ti}3 patterns.
+ (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
+ (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
+ and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
+ *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
+ code iterator and SWI mode iterator.
+ (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
+ Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
+ code iterator.
+ (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
+ Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
+ (bswap rotatert splitter): Add splitter.
+ (bswap splitter): Macroize splitter using any_rotate code iterator.
+ Add insn predicate to split only for TARGET_USE_XCHGB or when
+ optimizing function for size.
+
+2010-04-12 Steve Ellcey <sje@cup.hp.com>
+
+ * config/pa/pa.c (emit_move_sequence): Remove use of
+ deleted variable flag_argument_noalias.
+
+2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * config.gcc: Removed *-*-solaris2.7* from list of obsolete
+ configurations.
+ Add to unsupported targets list.
+ * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
+ sparc*-sun-solaris2.[567]* from target lists.
+ * configure: Regenerate.
+ * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
+ removal.
+ Remove Solaris 7 patch references.
+ (Specific, sparc-sun-solaris2.7): Removed.
+ (sparc-sun-solaris2*): Update Solaris 7 example.
+ (sparc64-*-solaris2*): Likewise.
+
+2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * config.build (alpha*-dec-osf4*): Remove.
+ * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
+ of obsolete configurations.
+ (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
+ support.
+ * config/alpha/t-osf4: Renamed to ...
+ * config/alpha/t-osf5: ... this.
+ * config/alpha/osf.h: Renamed to ...
+ * config/alpha/osf5.h: ... this.
+ Merged old osf5.h contents.
+ Update comments.
+ (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
+ (EXTRA_SPECS): Removed.
+ * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
+ reflect removal of Tru64 UNIX V4.0/V5.0 support.
+ Document that.
+
+2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * doc/contrib.texi (Contributors, Rainer Orth): Update.
+
+2010-04-12 Kai Tietz <kai.tietz@onevision.com>
+
+ PR/43702
+ * config/i386/i386.c (x86_this_parameter): Handle aggregate for
+ __thiscall convention.
+
+2010-04-12 Steve Ellcey <sje@cup.hp.com>
+
+ * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
+ orig_base.
+ * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
+
+2010-04-12 Steve Ellcey <sje@cup.hp.com>
+
+ * function.c (assign_parms_initialize_all): Add unused attribute
+ to fntype.
+
+2010-04-12 Richard Guenther <rguenther@suse.de>
+
+ * gsstruct.def (GSS_CALL): New.
+ * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
+ * gimple.h: Include tree-ssa-alias.h.
+ (struct gimple_statement_call): New.
+ (union gimple_statement_struct_d): Add gimple_call member.
+ (gimple_call_reset_alias_info): Declare.
+ (gimple_call_use_set): New function.
+ (gimple_call_clobber_set): Likewise.
+ * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
+ * gimple.c (gimple_call_reset_alias_info): New function.
+ (gimple_build_call_1): Call it.
+ * lto-streamer-in.c (input_gimple_stmt): Likewise.
+ * tree-inline.c (remap_gimple_stmt): Likewise.
+ (expand_call_inline): Remove callused handling.
+ * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
+ * tree-dfa.c (dump_variable): Likewise.
+ * tree-parloops.c (parallelize_loops): Likewise.
+ * tree-ssa.c (init_tree_ssa): Likewise.
+ (delete_tree_ssa): Likewise.
+ * tree-flow-inline.h (is_call_used): Remove.
+ * tree-flow.h (struct gimple_df): Remove callused member.
+ * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
+ * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
+ (ref_maybe_used_by_call_p_1): Simplify.
+ (call_may_clobber_ref_p_1): Likewise.
+ * tree-ssa-structalias.c (compute_points_to_sets): Set
+ the call stmt used and clobbered sets.
+ * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
+ (find_tail_calls): Verify the tail call.
+
+2010-04-12 Richard Guenther <rguenther@suse.de>
+
+ * ipa.c (cgraph_postorder): Adjust postorder to guarantee
+ single-iteration always-inline inlining.
+ * ipa-inline.c (cgraph_mark_inline): Do not return anything.
+ (cgraph_decide_inlining): Do not handle always-inline specially.
+ (try_inline): Remove always-inline cycle detection special case.
+ Do not recurse on always-inlines.
+ (cgraph_early_inlining): Do not iterate if not optimizing.
+ (cgraph_gate_early_inlining): remove.
+ (pass_early_inline): Run unconditionally.
+ (gate_cgraph_decide_inlining): New function.
+ (pass_ipa_inline): Use it. Do not run the IPA inliner if
+ not inlining or optimizing.
+ (cgraph_decide_inlining_of_small_functions): Also consider
+ always-inline functions.
+ (cgraph_default_inline_p): Return true for nodes which should
+ disregard inline limits.
+ (estimate_function_body_sizes): Assume zero size and time for
+ nodes which are marked as disregarding inline limits.
+ (cgraph_decide_recursive_inlining): Do not perform recursive
+ inlining on always-inline nodes.
+
+2010-04-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR bootstrap/43699
+ * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
+ for exprs satisfying handled_component_p.
+
+2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
+
+ * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
+ non-constant aggregate elements.
+
+ * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
+ is a real initialization.
+
+2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
+
+ PR c/36774
+ * c-decl.c (start_function): Move forward check for nested function.
+
+2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
+ * config/sh/sh.c: Include reload.h.
+ (sh_legitimize_reload_address): New.
+ * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
+ sh_legitimize_reload_address.
+
+2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
+
+ * config/sh/sh.md (*movqi_pop): New insn pattern.
+ * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
+
+2010-04-11 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (any_shiftrt): New code iterator.
+ (shiftrt_insn): New code attribute.
+ (shiftrt): Ditto.
+ (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
+ using any_shiftrt code iterator.
+ (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
+ *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
+ (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
+ pattern from corresponding peephole2 patterns.
+ (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
+ using any_shiftrt code iterator.
+ (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
+ (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
+ (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
+ (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
+ *{ashr,lshr}<mode>3_cmp_zext.
+ (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
+
2010-04-11 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
(*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
from corresponding peephole2 patterns.
(*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
- *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
- and *lshrdi3_cmp_rex64 using SWI mode iterator.
+ *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
+ and *lshrdi3_1_rex64 using SWI mode iterator.
+ (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
(*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
(*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
*lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
(x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
and x86_64_shift_adj_3 using SWI48 mode iterator.
(*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
- *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
- and *ashrdi3_cmp_rex64 using SWI mode iterator.
+ *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
+ and *ashrdi3_1_rex64 using SWI mode iterator.
+ (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
(*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
(*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
*ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
(arm_output_addr_const_extra): Output expression for new pattern.
* config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
-2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
+2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
* ira-costs.c (record_reg_classes): Ignore alternatives that are
not enabled.
* ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
- Bernd Schmidt <bernd.schmidt@codesourcery.com>
+ Bernd Schmidt <bernds@codesourcery.com>
* loop-invariant.c (replace_uses): New static function.
(move_invariant_reg): Use it to ensure we can replace the uses.
* c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
an error.
-2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
+2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
PR rtl-optimization/42258
* ira-lives.c (check_and_make_def_conflict): Ignore conflict for a