+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
+ set, but unused, by targets without GAS.
+ * 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.
+ (S): New mode attribute.
+ (shift_operand): Ditto.
+ (shift_immediate_operand): Ditto.
+ (ashl_input_operand): Ditto.
+ (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
+ using SDWIM mode iterator.
+ (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
+ pattern from *ashl{di,ti}3_1 and corresponding splitters using
+ DWI mode iterator.
+ (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
+ from corresponding peephole2 patterns.
+ (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
+ and x86_64_shift_adj_1 using SWI48 mode iterator.
+ (x86_shift<mode>_adj_2): Ditto.
+ (*ashldi3_1_rex64): Split TYPE_LEA pattern.
+ (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
+ using SWI48 mode iterator.
+ (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
+ *ashldi3_cmp_rex64 using SWI mode iterator.
+ (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
+ *ashldi3_cconly_rex64 using SWI mode iterator.
+ * config/i386/i386.c (ix86_split_ashl): Update for renamed
+ x86_shift<mode>_adj_{1,2}.
+ (ix86_split_ashr): Ditto.
+ (ix86_split_lshr): Ditto.
+
+2010-04-09 Richard Guenther <rguenther@suse.de>
+
+ * target.h (builtin_conversion): Pass in input and output types.
+ * targhooks.c (default_builtin_vectorized_conversion): Adjust.
+ * targhooks.h (default_builtin_vectorized_conversion): Likewise.
+ * tree-vect-stmts.c (vectorizable_conversion): Adjust.
+ * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
+
+ * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
+ Handle AVX modes.
+ * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
+
+2010-04-09 Richard Guenther <rguenther@suse.de>
+
+ PR target/43152
+ * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
+
+2010-04-09 Richard Guenther <rguenther@suse.de>
+
+ * tree-vectorizer.h (struct _stmt_vec_info): Document
+ that vectype is the type of the LHS.
+ (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.
+ * tree-vect-loop.c (vect_determine_vectorization_factor):
+ Set STMT_VINFO_VECTYPE to the vector type of the def.
+ (vectorizable_reduction): Adjust.
+ * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
+ Adjust. Specify the output vector type.
+ (vect_pattern_recog_1): Adjust.
+ * tree-vect-stmts.c (get_same_sized_vectype): New function.
+ (vectorizable_call): Adjust.
+ (vectorizable_conversion): Likewise.
+ (vectorizable_operation): Likewise.
+ (vectorizable_type_demotion): Likewise.
+ (vectorizable_type_promotion): Likewise.
+ (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
+ the def.
+ (vect_is_simple_use_1): New function.
+ (supportable_widening_operation): Get both input and output
+ vector types.
+ (supportable_narrowing_operation): Likewise.
+ * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
+
+2010-04-09 Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
+ __thiscall and _thiscall as predefined macros.
+ * config/i386/i386.c (ix86_handle_cconv_attribute): Add
+ thiscall attribute handling.
+ (ix86_comp_type_attributes): Likewise.
+ (ix86_function_regparm): Likewise.
+ (ix86_return_pops_args): Likewise.
+ (init_cumulative_args): Likewise.
+ (find_drap_reg): Likewise.
+ (ix86_static_chain): Likewise.
+ (x86_this_parameter): Likewise.
+ (x86_output_mi_thunk): 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
+ * c.opt (Wint-to-pointer-cast): Available in C++.
+ * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
+
+2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
+ * calls.c (expand_call): Pass the function type to aggregate_value_p.
+ * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
+ the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
+ function type instead. Reorder and simplify checks.
+
+ * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
+
+2010-04-08 Jing Yu <jingyu@google.com>
+ Zdenek Dvorak <ook@ucw.cz>
+
+ PR tree-optimization/42720
+ * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
+ loop unswitch conditions here from ...
+ (tree_unswitch_single_loop): ... here.
+
+2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
+
+ * tree-if-conv.c: Fix comments and simplify logic.
+
+2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
+
+ * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
+ (tree_if_conversion): Same. Update call to if_convertible_loop_p.
+ (main_tree_if_conversion): Update call to tree_if_conversion.
+
+2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
+
+ PR 42485
+ * doc/invoke.texi (-b,-V): Delete.
+ * doc/tm.texi: Do not mention -b.
+ * gcc.c (display_help): Delete -b and -V.
+ (process_command): Delete -b and -V.
+ * 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>
+
+ Implement target hook for loop unrolling
+ * target.h (loop_unroll_adjust): Add a new target hook function.
+ * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
+ * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
+ * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
+ (s390_loop_unroll_adjust): Implement the new target hook for s390.
+ * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
+ target hook.
+ (decide_unroll_stupid): Likewise.
+
+2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ PR target/43643
+ * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
+
+2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
+ (Specific, *-*-solaris2*): Likewise.
+ Don't prefer Sun as over GNU as.
+
+2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
+
+ * config/s390/s390.c (override_options): Adjust the z10
+ defaults for max-unroll-times, max-completely-peeled-insns
+ and max-completely-peel-times.
+
+2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
+
+ * config/s390/s390.c (s390_expand_movmem): Issue prefetch
+ instructions for z10.
+ (s390_expand_setmem): Likewise.
+ (s390_expand_cmpmem): Likewise.
+
+2010-04-08 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/43679
+ * tree-ssa-pre.c (eliminate): Only propagate copies.
+
+2010-04-08 Jakub Jelinek <jakub@redhat.com>
+
+ PR bootstrap/43681
+ * expr.c (block_move_libcall_safe_for_call_parm): Avoid
+ set but not used variable warning.
+
+2010-04-08 Wei Guozhi <carrot@google.com>
+
+ PR target/41653
+ * config/arm/arm.c (thumb1_size_rtx_costs): New function.
+ (arm_size_rtx_costs): Call the new function when optimized for size.
+
+2010-04-08 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/43670
+ * cfgexpand.c (expand_debug_expr): If for non-NULL offset
+ op0 is not a MEM, just return NULL instead of assertion
+ failure.
+ (discover_nonconstant_array_refs): Don't walk debug stmts.
+
+2010-04-08 Doug Kwan <dougkwan@google.com>
+
+ * configure.ac: Recognize gold and do not use its version number
+ to test ld features.
+ * configure: Regenerate.
+
+2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ PR middle-end/40815
+ * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
+ (negate_value): Move code to push elements to broken_up_substracts ...
+ (eliminate_plus_minus_pair): ... here. Push operands that have no
+ negative pair to plus_negates.
+ (repropagate_negates, init_reassoc, fini_reassoc): Update.
+
+2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * doc/install.texi (Configuration): Move description of
+ --enable-lto, --with-libelf*, --enable-gold from Java section to
+ general section.
+
+ * doc/generic.texi (Working with declarations)
+ (Function Properties, C and C++ Trees): Fix typos.
+ * doc/sourcebuild.texi (Top Level): Likewise.
+
2010-04-07 Jakub Jelinek <jakub@redhat.com>
PR c/18624
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.
* tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
Handle reversed comparison ops.
* tree-sra.c (asm_visit_addr): Use get_base_address.
- * ipa-prop.c (visit_store_addr_for_mod_analysis): Use
- get_base_address.
+ * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
* ipa-reference.c (mark_address): Use get_base_address.
2010-04-07 Richard Guenther <rguenther@suse.de>
* doc/invoke.texi (-fargument-alias, -fargument-noalias,
-fargument-noalias-global, -fargument-noalias-anything): Remove.
* common.opt: Likewise.
- * tree-ssa-structalias.c (intra_create_variable_infos): Adjust
- comment.
- * alias.c (base_alias_check): Remove flag_argument_noalias
- handling.
+ * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
+ * alias.c (base_alias_check): Remove flag_argument_noalias handling.
(nonoverlapping_memrefs_p): Likewise.
* emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
* opts.c (common_handle_option): Handle OPT_fargument_alias,
2010-04-07 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43270
- * tree-vrp.c (check_array_ref): Fix flexible array member
- detection.
+ * tree-vrp.c (check_array_ref): Fix flexible array member detection.
* tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
* tree-ssa-pre.c (phi_translate_1): Adjust.
(fully_constant_expression): Split out vn_reference handling to ...
2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
- * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to
- generic.
+ * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2010-04-07 Richard Guenther <rguenther@suse.de>
PR middle-end/42617
- * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with
- pointer bases build simple mem attributes to retain
- points-to information.
+ * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
+ bases build simple mem attributes to retain points-to information.
2010-04-07 Richard Guenther <rguenther@suse.de>
PR middle-end/42617
* emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
discard plain indirect references.
- * fold-const.c (operand_equal_p): Guard against NULL_TREE
- type.
+ * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
* tree.c (tree_nop_conversion): Likewise.
2010-04-07 Dodji Seketeli <dodji@redhat.com>
PR middle-end/43519
* graphite-clast-to-gimple.c (max_signed_precision_type): Use
- lang_hooks.types.type_for_size instead of build_nonstandard_integer_type.
+ lang_hooks.types.type_for_size instead of
+ build_nonstandard_integer_type.
When converting an unsigned type to signed, double its precision.
(gcc_type_for_interval): Use lang_hooks.types.type_for_size.
(gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
- (graphite_create_new_loop_guard): When ub + 1 wraps around, use lb <= ub.
+ (graphite_create_new_loop_guard): When ub + 1 wraps around,
+ use lb <= ub.
2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2010-04-02 Joseph Myers <joseph@codesourcery.com>
- * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
- ']'.
+ * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
- * config.gcc (lm32-*-rtems*): Add t-lm32.
+ * config.gcc (lm32-*-rtems*): Add t-lm32.
2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
- * config.gcc: Add lm32-*-rtems*.
- * config/lm32/rtems.h: New file.
+ * config.gcc: Add lm32-*-rtems*.
+ * config/lm32/rtems.h: New file.
2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
PR middle-end/43602
Revert
2010-03-30 Seongbae Park <seongbae.park@gmail.com>
- Jack Howarth <howarth@bromo.med.uc.edu>
+ Jack Howarth <howarth@bromo.med.uc.edu>
* tree-profile.c (tree_init_ic_make_global_vars): Make static
variables TLS.
Update IDO URL.
Document GNU as requirement.
Update configure requirements.
- (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
- removal.
+ (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
Recomment IRIX 6.5.18+.
Document IDF/IDL requirement.
Document GNU as requirement.
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