+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 <bernd.schmidt@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 <bernd.schmidt@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 loficprefix 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
+ scratch register.
+ (*lshr<mode>3_cconly): Ditto.
+
+2010-04-11 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (lshr<mode>3): Macroize expander from
+ lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
+ (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
+ pattern from *lshr{di,ti}3_1 and corresponding splitters using
+ DWI mode iterator.
+ (*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_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
+ and *lshrdi3_cmp_rex64 using SWI mode iterator.
+ (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
+ (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
+ *lshrdi3_one_bit_cconly_rex64. Macroize insn from
+ *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
+ SWI mode iterator.
+
+2010-04-10 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (ashr<mode>3): Macroize expander from
+ ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
+ (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
+ pattern from *ashr{di,ti}3_1 and corresponding splitters using
+ DWI mode iterator.
+ (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
+ from corresponding peephole2 patterns.
+ (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
+ (ashrsi3_cvt): Rename from ashrsi3_31.
+ (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
+ (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_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
+ and *ashrdi3_cmp_rex64 using SWI mode iterator.
+ (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
+ (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
+ *ashrdi3_one_bit_cconly_rex64. Macroize insn from
+ *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
+ SWI mode iterator.
+ (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
+ * config/i386/i386.c (ix86_split_ashr): Update for renamed
+ x86_shift<mode>_adj_3 expanders.
+
+2010-04-10 Wei Guozhi <carrot@google.com>
+
+ PR target/42601
+ * config/arm/arm.c (arm_pic_static_addr): New function.
+ (legitimize_pic_address): Call arm_pic_static_addr when it detects
+ a static symbol.
+ (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>
+
+ * ira-costs.c (record_reg_classes): Ignore alternatives that are
+ not enabled.
+
+ * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
+ * web.c: Include "insn-config.h" and "recog.h".
+ (union_match_dups): New function.
+ (web_main): Call it.
+ (union_defs): Don't try to recognize match_dups.
+
+ * reload1.c (eliminate_regs_in_insn): Don't restore an operand
+ if doing so would replace the entire pattern.
+
+2010-04-09 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/43707
+ PR target/43709
+ * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
+ and splitter pattern. Change splitter operand 1 predicate to
+ nonmemory_operand.
+
+2010-04-09 Martin Jambor <mjambor@suse.cz>
+
+ * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
+ lattices are addresses of CONST_DECLs with the same initial value.
+ (ipcp_print_all_lattices): Print values of CONST_DECLs.
+ * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
+
+2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
+ Bernd Schmidt <bernd.schmidt@codesourcery.com>
+
+ * loop-invariant.c (replace_uses): New static function.
+ (move_invariant_reg): Use it to ensure we can replace the uses.
+
+2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
+
+ * config/picochip/picochip.c (picochip_rtx_costs): Use correct
+ function template.
+ (picochip_override_options): Enable section anchors only above -O1.
+ (picochip_reorg): Fixed a couple of build warnings.
+
+2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * configure.ac (plugin -rdynamic test): Log result.
+ * configure: Regenerate.
+ * config/sol2.h (LINK_SPEC): Handle -rdynamic.
+ (RDYNAMIC_SPEC): Define.
+ * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
+
+2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * configure.ac: Determine Sun ld version numbers.
+ (comdat_group): Restrict GNU ld version checks to gld.
+ (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
+ (enable_comdat): Support --enable-comdat.
+ * configure: Regenerate.
+ * doc/install.texi (Configuration): Document --enable-comdat.
+
+2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
+ * config/sol2-gld.h: ... here.
+ * config.gcc (sparc*-*-solaris2*): Reflect this.
+ (i[34567]86-*-solaris2*): Use it.
+
+2010-04-09 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
+ setup_clocks_p.
+ (final_emit_insn_group_barriers): Remove unused variable prev_insn.
+
+2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
+
+ PR 42965
+ * diagnostic.c (diagnostic_initialize): Initialize
+ some_warnings_are_errors.
+ (diagnostic_finish): New.
+ (diagnostic_action_after_output): Call it before exiting.
+ (diagnostic_report_diagnostic): Do not print message here. Set
+ some_warnings_are_errors.
+ * diagnostic.h (diagnostic_context): Delete
+ issue_warnings_are_errors_message. Add some_warnings_are_errors.
+ (diagnostic_finish): Declare.
+ * toplev.c (toplev_main): Call it before exit.
+
+2010-04-09 Jason Merrill <jason@redhat.com>
+
+ PR c++/42623
+ * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
+ for incomplete type.
+
+ PR c++/41788
+ * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
+ based on a warning flag.
+
+2010-04-09 Richard Guenther <rguenther@suse.de>
+
+ * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
+
2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
PR bootstrap/43684
- * varasm.c (default_assemble_visibility): Wrap vars that are
+ * varasm.c (default_assemble_visibility): Wrap vars that are
set, but unused, by targets without GAS.
- * config/rs6000/rs6000.c: (paired_emit_vector_compare):
+ * config/rs6000/rs6000.c: (paired_emit_vector_compare):
Remove set, but unused, vars.
(rs6000_legitimize_tls_address): Likewise.
(altivec_expand_dst_builtin): Likewise.
* config/darwin.c (machopic_classify_symbol): Likewise.
(machopic_indirection_name): Likewise.
-
+
2010-04-09 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (DWI): New mode iterator.
* tree-vectorizer.h (struct _stmt_vec_info): Document
that vectype is the type of the LHS.
- (supportable_widening_operation, supportable_narrowing_operation):
+ (supportable_widening_operation, supportable_narrowing_operation):
Get both input and output vector types as arguments.
(vect_is_simple_use_1): Declare.
(get_same_sized_vectype): Likewise.
(ix86_attribute_table): Add description for thiscall attribute.
* config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
* doc/extend.texi: Add documentation for thiscall.
-
+
2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
PR c++/28584
* gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
- Wolfgang Gellerich <gellerich@de.ibm.com>
+ Wolfgang Gellerich <gellerich@de.ibm.com>
Implement target hook for loop unrolling
* target.h (loop_unroll_adjust): Add a new target hook function.
inserting GIMPLE_NOPs into the IL.
* tree-ssa-structalias.c (get_constraint_for_component_ref):
Explicitly strip handled components and indirect references.
-
+
* fold-const.c (fold_unary_loc): Do not strip qualifiers when
folding address expressions.
* gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.