2010-12-08 Jakub Jelinek PR middle-end/46844 * regrename.c (check_new_reg_p): Add ATTRIBUTE_UNUSED to reg parameter. 2010-12-08 Richard Earnshaw PR target/46631 * arm.c (thumb2_reorg): Also try to reduce Rd, Rn, Rd into a 16-bit instruction. 2010-12-08 Michael Meissner PR middle-end/42694 * builtins.c (expand_builtin_pow_root): Don't optimize pow(x,y) where y is 0.25, 1./6., or 0.75 if the target does not have a sqrt instruction, but do optimize if y is 0.5 or 1./3. since that changes an expensive call into a cheaper one. 2010-12-08 Richard Guenther * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use a shift instead of a division to divide by BITS_PER_UNIT. 2010-12-08 Richard Guenther * gimplify.c (gimple_tree_eq): Assert hashes are equal only when checking is enabled. 2010-12-07 Andrey Belevantsev PR target/43603 * haifa-sched.c (sched_create_recovery_edges): Update dominator info. * sel-sched-ir.c (maybe_tidy_empty_bb): Update dominator info after deleting an empty block. (tidy_control_flow): Also verify dominators. (sel_remove_bb): Update dominator info after removing a block. (sel_redirect_edge_and_branch_force): Assert that no unreachable blocks will be created. Update dominator info. (sel_redirect_edge_and_branch): Update dominator info when basic blocks do not become unreachable. (sel_remove_loop_preheader): Update dominator info. 2010-12-07 Richard Guenther * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Reset alignment information. (bump_vector_ptr): Likewise. 2010-12-07 John David Anglin PR middle-end/46671 PR target/46685 * config/pa/pa.c (pa_function_section): New function. (TARGET_ASM_FUNCTION_SECTION): Define. 2010-12-07 Ian Lance Taylor Ralf Wildenhues PR bootstrap/46810 * configure.ac: Disable AC_MSG_ERROR while looking for the C++ preprocessor. * configure: Rebuild. 2010-12-07 Paul Koning * config/pdp11/pdp11.c (output_addr_const_pdp11): Output negative values with sign rather than as unsigned. 2010-12-07 Paul Koning * config/pdp11/pdp11.c (TARGET_ASM_FUNCTION_SECTION): Define. (pdp11_function_section): New function. 2010-12-07 Joseph Myers * config/mcore/mcore.c Don't include assert.h. (layout_mcore_frame, handle_structs_in_regs): Use gcc_assert. * config/spu/spu.c: Don't include assert.h. (spu_sms_res_mii): Use gcc_assert. 2010-12-07 Sebastian Pop PR tree-optimization/42327 * tree-data-ref.c (omega_setup_subscript): Call build_int_cst instead of using integer_minus_one_node. 2010-12-07 Nathan Froyd PR c++/45330 * params.def (CXX_MAX_NAMESPACES_FOR_DIAGNOSTIC_HELP): New parameter. * doc/invoke.texi (cxx-max-namespaces-for-diagnostic-help): Document. 2010-12-07 Richard Guenther PR tree-optimization/46832 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Check that the call has a lhs. 2010-12-07 Yao Qi * Makefile.in: Add $(TARGET_H) to the regrename.o rule. * regrename.c (struct du_head): Add new element length. (sort_du_head, get_element, merge, merge_sort_comparison): New functions of merge sort implementation to du_head list. (regrename_optimize): Sort du_head linked list by length. Iterate registers in a preferred-register-first order. Move some code to ... (check_new_reg_p): here. New function. (create_new_chain): Initialize length. (scan_rtx_reg): Increase length for non-debug insns. * target.def: New hook preferred_rename_class. * targhook.c (default_preferred_rename_class): New. * targhook.h: Declare it. * doc/tm.texi.in: New hook TARGET_PREFERRED_RENAME_CLASS. * doc/tm.texi: Regenerate. 2010-12-07 Jakub Jelinek PR debug/46799 * tree-parloops.c (separate_decls_in_region): Use UNKNOWN_LOCATION instead of BUILTINS_LOCATION. (create_loop_fn): Add LOC argument, pass it to build_decl instead of BUILTINS_LOCATION. (create_parallel_loop): Add LOC argument, use it for OMP clauses and GIMPLE_*OMP* statements. (gen_parallel_loop): Determine locus for the parallel loop, pass it to create_loop_fn and create_parallel_loop. * cfgexpand.c (gimple_expand_cfg): For builtin functions, call set_curr_insn_source_location (UNKNOWN_LOCATION). 2010-12-07 Joern Rennecke Richard Guenther PR target/46737 * config/bfin/bfin.c (BB_AUX_INDEX): Cast to intptr_t. (bfin_reorder_loops): Change type of index to intptr_t. 2010-12-07 Richard Guenther PR tree-optimization/46726 * tree-inline.c (estimate_num_insns): Special case pow (x, 2.0). 2010-12-07 Richard Guenther * tree-ssa-math-opts.c (execute_optimize_widening_mul): Unlink virtual operands. 2010-12-07 Nicola Pero * c-parser.c (c_parser_typeof_specifier): Removed special treatment of objc_volatilized attribute for Objective-C. 2010-12-06 Vladimir Makarov * ira.c (update_equiv_regs): Prohibit move insns if pressure-sensitive scheduling was done. 2010-12-06 Nicola Pero * c-parser.c (c_parser_for_statement): Use c_fully_fold() instead of c_process_expr_stmt() for the iterating and collection expressions of an Objective-C fast enumeration loop. 2010-12-06 Jakub Jelinek PR debug/45997 * dwarf2out.c (modified_type_die): If both is_const_type and is_volatile_type is set, start with DW_TAG_const_type or DW_TAG_volatile_type depending on where we get qualified type in the recursive call. PR target/43897 * config/ia64/ia64.c (rtx_needs_barrier): Handle asm CLOBBER as a store into that register. PR tree-optimization/46528 PR debug/46338 * profile.c (branch_prob): Make sure last is never set to a debug stmt. PR debug/46771 * reginfo.c (init_subregs_of_mode): Don't call find_subregs_of_mode on DEBUG_INSNs. PR rtl-optimization/46777 * cfglayout.c (duplicate_insn_chain): Avoid duplicating also barrier after tablejump. 2010-12-06 Joern Rennecke Richard Henderson PR target/46740 * config/vax/vax.c (vax_output_int_move): Fold #if into if. 2010-12-06 Eric Botcazou * config/sparc/sol2.h (PUSHSECTION_FORMAT): Redefine unconditionally. * config/sparc/sol2-gas.h (PUSHSECTION_FORMAT): Redefine. 2010-12-06 Joern Rennecke PR target/46735 * config/frv/predicates.md (gpr_or_int12_operand): Use IN_RANGE. (gpr_fpr_or_int12_operand, gpr_or_int10_operand): Likewise. (int12_operand, int_2word_operand, uint16_operand): Likewise. (fpr_or_int6_operand, int6_operand, int5_operand): Likewise. (uint5_operand, uint4_operand): Likewise. * config/frv/frv.h (IN_RANGE_P): Delete. (GPR_P, FPR_P, CC_P, ICC_P, FCC_P, CR_P, ICR_P, FCR_P): Use IN_RANGE. (ACC_P, ACCG_P, SPR_P, CONST_OK_FOR_I, CONST_OK_FOR_J): Likewise. (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise. (CONST_OK_FOR_P): Likewise. * config/frv/frv.md (*movqicc_internal2_int): Likewise. (*movqicc_internal2_float, *movhicc_internal2_int): Likewise. (*movhicc_internal2_float, *movsicc_internal2_int): Likewise. (*movsicc_internal2_float, casesi): Likewise. * config/frv/frv.c (frv_frame_offset_rtx): Likewise. (frv_asm_output_mi_thunk, frv_legitimate_address_p_1): Likewise. (frv_emit_movsi, output_move_single, frv_emit_cond_move): Likewise. (frv_split_cond_move, frv_rtx_costs): Likewise. PR target/46739 * config/mmix/mmix.c (mmix_intval): Split shift count. 2010-12-06 H.J. Lu * config/i386/i386.c (m_COREI7): New. (initial_ix86_tune_features): Turn on X86_TUNE_SSE_UNALIGNED_LOAD_OPTIMAL and X86_TUNE_SSE_UNALIGNED_STORE_OPTIMAL for Core i7. 2010-12-06 H.J. Lu * config.gcc: Allow corei7-avx for --with-arch/--with-cpu. * config/i386/driver-i386.c (host_detect_local_cpu): Support Sandy Bridge. * config/i386/i386.c (override_options): Handle "corei7-avx". * doc/invoke.texi: Document corei7-avx. 2010-12-06 Richard Guenther PR tree-optimization/46806 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Do not coalesce different types. 2010-12-06 Richard Guenther PR tree-optimization/46785 * tree-vect-loop.c (vect_is_simple_reduction_1): Also allow call statements as operand definition. 2010-12-06 Mingjie Xing * doc/tm.texi.in: Fix typo. * doc/tm.texi: Regenerate. 2010-12-05 John David Anglin * config.gcc [hppa[12]*-*-hpux10*, hppa[12]*-*-hpux11*]: Fix typo in last change. 2010-12-06 Nicola Pero * c-family/c-common.h: Removed the declarations of all the objc_ callbacks, and moved them into c-objc.h. Removed objc_ivar_visibility_kind and moved it into c-objc.h. * c-family/c-objc.h: New file. * c-family/c-common.c: Include c-objc.h. * c-family/c-format.c: Same change. * c-family/stub-objc.c: Same change. * c-decl.c: Include c-family/c-objc.h. * c-parser.c: Same change. * c-typeck.c: Same change. * c-config-lang.in (gtfiles): Added c-family/c-objc.h. * Makefile.in (c-decl.o): Depend on c-family/c-objc.h. (c-parser.o): same change. (c-typeck.o): Same change. (c-family/c-format.o): Same change. (c-family/stub-objc.o): Same change. (c-family/c-common.o): Same change. (PLUGIN_HEADERS): Added c-family/c-objc.h. 2010-12-05 John David Anglin * config.gcc [hppa[12]*-*-hpux10*, hppa[12]*-*-hpux11*]: Ignore --with-dwarf2 option. 2010-12-03 Jan Hubicka * lto-streamer-in.c (input_cfg): Fix pasto. 2010-12-03 Jan Hubicka * ipa.c (cgraph_externally_visible_p): Do not localize builtins and functions with user asm defined names. (varpool_externally_visible_p): Do not localize vars with user asm defined names. 2010-12-03 Jan Hubicka * dwarf2asm.c (dw2_output_indirect_constant_1): Set DECL_ASSEMBLER_NAME to prevent mangling with lto frontend. 2010-12-03 Jan Hubicka * Makefile.in (LTO_STREAMER_H): Add GCOV_IO_H. * lto-cgraph.c (merge_profile_summaries): Fix thinko. 2010-12-03 Jan Hubicka PR tree-optimization/46760 * cgraph.c (cgraph_create_node): Initialize count_materialization_scale. * cgraph.h (struct cgraph_node): Add count_materialization_scale. * lto-cgraph.c (lto_output_edge): Fix assert. (lto_output_node): Output count_materialization_scale. (output_profile_summary): Output only runs and sum_max. (input_node): Input count_materialization_scale. (input_profile_summary): Read data into file specific gcov summary. (merge_profile_summaries): New function. (input_cgraph): Update call of input_profile_summary; call merge_profile_summaries. * lto-streamer-in.c (input_cfg): Add count_materialization_scale arg; rescale counts at read in. (intput_bb): Likewise. (input_function): Update call of input_bb. (lto_read_body): Update call of input_cfg. * lto-streamer.h: Inlclude gcov-io.h (lto_file_decl_data): Add gcov_ctr_summary. 2010-12-03 Dave Korn * doc/tm.texi.in (Cond. Exec. Macros): Rename node from this ... (Cond Exec Macros): ... to this. * doc/tm.texi: Regenerate. 2010-12-03 Jason Merrill PR debug/46123 * dwarf2out.c (gen_tagged_type_die): Don't put local types in a declaration DIE. 2010-12-03 Nathan Froyd * config/arm/arm.c (arm_legitimate_index_p): Split VALID_NEON_QREG_MODE and VALID_NEON_DREG_MODE cases. Permit slightly larger constants in the latter case. (thumb2_legitimate_index_p): Likewise. 2010-12-03 Joseph Myers * common.opt (N, Q, Qn, Qy, Z, n, r, s, t): New options. * gcc.c (cc1_options): Add %{Qy:}. 2010-12-03 Joseph Myers * gcc.c (LINK_COMMAND_SPEC): Don't handle -A, -d or -m. * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise. * config/i386/djgpp.h (LINK_COMMAND_SPEC): Likewise. 2010-12-03 Alexander Monakov PR rtl-optimization/45354 * sel-sched-ir.c (jump_leads_only_to_bb_p): Rename to ... (bb_has_removable_jump_to_p): This. Update all callers. Make static. Allow BBs ending with a conditional jump. Forbid EDGE_CROSSING jumps. * sel-sched-ir.h (jump_leads_only_to_bb_p): Delete prototype. 2010-12-03 Laurynas Biveinis * basic-block.h (struct edge_prediction): Remove forward declaration. * tree-flow.h (struct edge_prediction): Move from here... * predict.c (struct edge_prediction): ...to here. * cselib.h (struct elt_list): Move from here... * cselib.c (struct elt_list): ...to here. 2010-12-02 Ian Lance Taylor * gcc.c (default_compilers): Add entry for ".go". * common.opt: Add -static-libgo as a driver option. * doc/install.texi (Configuration): Mention libgo as an option for --enable-shared. Mention go as an option for --enable-languages. * doc/invoke.texi (Overall Options): Mention .go as a file name suffix. Mention go as a -x option. * doc/frontends.texi (G++ and GCC): Mention Go as a supported language. * doc/sourcebuild.texi (Top Level): Mention libgo. * doc/standards.texi (Standards): Add section on Go language. Move references for other languages into their own section. * doc/contrib.texi (Contributors): Mention that I contributed the Go frontend. 2010-12-03 Laurynas Biveinis * tree.h (struct call_expr_arg_iterator_d): Remove GTY tag. (const_call_expr_arg_iterator_d): Likewise. (expanded_location): Likewise. * c-tree.h (struct c_arg_tag_d): Likewise. * dwarf2out.c (struct cfa_loc): Likewise. (struct skeleton_chain_struct): Likewise. * except.c (struct ttypes_filter): Likewise. * cselib.h (struct cselib_val_struct): Likewise. (elt_loc_list): Likewise. (elt_list): Likewise. * varasm.c (struct addr_const): Likewise. * tree-flow.h (struct edge_prediction): Likewise. (struct int_tree_map): Likewise. (struct _edge_var_map): Likewise. 2010-12-02 H.J. Lu PR target/46768 * config/i386/i386.c (initial_ix86_tune_features): Turn on X86_TUNE_INTER_UNIT_MOVES for Core 2 and Core i7. 2010-12-02 H.J. Lu * config.gcc: Allow corei7 for --with-arch=/--with-cpu=. 2010-12-02 Ian Lance Taylor * configure.ac: AC_DEFINE ENABLE_BUILD_WITH_CXX. Check for C++ header files unordered_map, tr1/unordered_map, and ext/hash_map. * configure, config.in: Rebuild. 2010-11-02 Eric Botcazou PR target/46685 * config/sparc/sparc.c (can_use_mov_pic_label_ref): New predicate. (sparc_expand_move): Call it to decide whether to emit the special mov{si,di}_pic_label_ref patterns. (sparc_legitimize_pic_address): Call it to decide whether to emit the regular PIC sequence for labels. Fix long line. (sparc_file_end): Set is_thunk for the PIC helper. 2010-12-02 Eric Botcazou * tree.c (build_range_type_1): Do not SET_TYPE_STRUCTURAL_EQUALITY for a non-shared type. 2010-12-02 Sebastian Pop PR middle-end/45297 * tree-scalar-evolution.c (interpret_rhs_expr): Handle ADDR_EXPR with MEM_REFs as POINTER_PLUS_EXPR. 2010-12-02 Joseph Myers * config/i386/linux.h, config/m32r/linux.h, config/m68k/linux.h, config/sparc/linux.h, config/sparc/linux64.h: Remove comments mentioning /lib/elf. 2010-12-02 Joseph Myers * config/bfin/bfin.h (LINK_SPEC): Remove %{b}. * config/frv/frv.h (LINK_SPEC): Remove %{b}. * config/i386/netware.h (LINK_SPEC): Remove %{b}. * config/i386/nto.h (LINK_SPEC): Remove %{b}. * config/lm32/uclinux-elf.h (LINK_SPEC): Remove %{b}. * config/sol2.h (LINK_SPEC): Remove %{b}. * config/svr4.h (LINK_SPEC): Remove %{b}. 2010-12-02 Joseph Myers * config/i386/freebsd.h (LINK_SPEC): Cut long comment. * config/i386/linux.h (LINK_SPEC): Cut long comment. * config/i386/netware.h (LINK_SPEC): Remove %{V}. * config/m32r/linux.h (LINK_SPEC): Cut long comment. * config/m68k/linux.h (LINK_SPEC): Cut long comment. * config/sparc/linux.h (LINK_SPEC): Cut long comment. (ASM_SPEC): Remove %{V} and %{v:%{!V:-V}}. * config/sparc/linux64.h (LINK_SPEC): Cut long comment. (ASM_SPEC): Remove %{V} and %{v:%{!V:-V}}. * config/sparc/netbsd-elf.h (ASM_SPEC): Remove %{V} and %{v:%{!V:-V}}. 2010-12-02 Joseph Myers * gcc.c (trad_capable_cpp, default_compilers): Don't handle -ftraditional. 2010-12-02 Joseph Myers * config/alpha/freebsd.h (LINK_SPEC): Don't handle -Wl,. * config/bfin/bfin.h (ASM_SPEC): Don't handle -Wa,. * config/frv/frv.h (ASM_SPEC): Don't handle -Wa,. * config/lm32/uclinux-elf.h (LINK_SPEC): Don't handle -Wl,. * config/microblaze/microblaze.h (LINK_SPEC): Don't handle -Wl,. * config/mn10300/linux.h (ASM_SPEC): Don't handle -Wa,. * config/pa/pa-linux.h (ASM_SPEC): Don't handle -Wa,. * config/rs6000/freebsd.h (SVR4_ASM_SPEC): Don't handle -Wa,. * config/rs6000/linux64.h (ASM_SPEC_COMMON): Don't handle -Wa,. * config/rs6000/sysv4.h (LINK_SPEC): Don't handle -Wl,. * config/rs6000/vxworks.h (ASM_SPEC): Don't handle -Wa,. * config/sol2.h (ASM_SPEC): Don't handle -Wa,. * config/sparc/linux.h (ASM_SPEC): Don't handle -Wa,. * config/sparc/linux64.h (ASM_SPEC): Don't handle -Wa,. * config/sparc/sp-elf.h (ASM_SPEC): Don't handle -Wa,. * config/sparc/sysv4.h (ASM_SPEC): Don't handle -Wa,. * config/svr4.h (SVR4_ASM_SPEC): Don't handle -Wa,. * config/vxworks.h (VXWORKS_LINK_SPEC): Don't handle -Wl,. 2010-12-02 Paul Koning * config/pdp11/pdp11.c (output_jump): Map unsigned to signed opcodes if CC_NO_OVERFLOW is set. (notice_update_cc_on_set): Correct setting of CC0 as a side effect; set CC_NO_OVERFLOW for cases where C flag is not meaningful. 2010-12-02 Ian Lance Taylor * doc/install.texi (Configuration): Update default for --with-boot-ldflags. 2010-12-02 Nathan Froyd PR c/45062 * c-decl.c (grokparms): Set arg_info->parms to NULL_TREE when !funcdef_flag. 2010-12-02 Sebastian Pop PR tree-optimization/45199 * tree-data-ref.c (mem_write_stride_of_same_size_as_unit_type_p): New. (stores_zero_from_loop): Call mem_write_stride_of_same_size_as_unit_type_p. * tree-data-ref.h (stride_of_unit_type_p): New. * tree-loop-distribution.c (generate_memset_zero): Simplified. Call stride_of_unit_type_p. (build_rdg_partition_for_component): Do not call rdg_flag_similar_memory_accesses when flag_tree_loop_distribute_patterns is set. 2010-12-02 Richard Guenther * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Disregard sign-changing conversions for induction detection. 2010-12-02 Richard Guenther PR tree-optimization/46723 * tree-vect-loop.c (get_initial_def_for_induction): Strip conversions from the induction evolution and apply it to the result instead. * tree-vect-stmts.c (vect_get_vec_def_for_operand): Handle assigns for induction defs. 2010-12-02 Richard Guenther * value-prof.c (gimple_ic): Use stmt_ends_bb_p to detect the case we need to split the edge and not the block. 2010-12-02 Bernd Schmidt DFA model for Core 2 and Core i7 scheduling. * config/i386/core2.md: New DFA model for Core 2 and Core i7. * config/i386/i386.c (ix86_option_override_internal): Update entries for Core 2 and Core i7. (ix86_issue_rate): Set issue rate to 3 [be realistic]. * config/i386/i386.md: Include "core2.md". (define_attr cpu): Add "corei7". 2010-12-02 Maxim Kuvyrkov Define tuning for Core 2 and Core i7. * config/i386/i386-c.c (ix86_target_macros_internal): Update. * config/i386/i386.c (core2_cost): Delete, use generic costs instead. (m_CORE2): Replace with m_CORE2_{32,64}. (m_CORE2I7{,_32,_64}): New macros. (m_GENERIC32, m_GENERIC64): Update. (initial_ix86_tune_features, x86_accumulate_outgoing_args,) (x86_arch_always_fancy_math_387): Set m_CORE2I7_32 iff m_GENERIC32 and set m_CORE2I7_64 iff m_GENERIC64. (processor_target_table): Use generic costs for Core 2 and Core i7. (ix86_option_override_internal): Update entries for Core 2 and Core i7. (ix86_issue_rate): Remove entry for Core 2. (ia32_multipass_dfa_lookahead, ix86_sched_init_global): Update. * config/i386/i386.h (TARGET_CORE2_32, TARGET_CORE2_64): New macros. (TARGET_CORE2): Update. (PROCESSOR_CORE2_32, PROCESSOR_CORE2_64): New constants. (PROCESSOR_CORE2): Remove. 2010-12-02 Richard Guenther * lto-streamer.h (LTO_major_version): Bump to 2. 2010-12-02 Richard Guenther PR lto/44871 * gimple.c (canonical_type_hash_cache): New hashtable. (gimple_type_hash): Make a wrapper around ... (gimple_type_hash_1): ... this. Take gtc_mode argument. (gimple_canonical_type_hash): Likewise. (gtc_visit): Take a gtc_mode argument. (gimple_types_compatible_p_1): Likewise. Do not compare struct tag names or field names when computing canonical types. (gimple_types_compatible_p): Adjust. (visit): Take a gtc_mode argument. (iterative_hash_gimple_type): Likewise. Do not hash struct tag names or field names when computing hashes of canonical types. (gimple_register_canonical_type): Use gimple_canonical_type_hash for the hash. (print_gimple_types_stats): Dump stats of canonical_type_hash_cache. (free_gimple_type_tables): Free canonical_type_hash_cache. 2010-12-02 Richard Guenther Ira Rosen PR tree-optimization/46663 * tree-vect-patterns.c (vect_recog_pow_pattern): Check that FUNCTION_DECL exists and that it's a builtin. 2010-12-02 Jie Zhang PR middle-end/46674 * varasm.c (compute_visible_aliases): Handle user set assembler name. 2010-12-01 Michael Meissner * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix thinko regarding setting -mno- debug switches. (rs6000_rtx_costs): Add FMA. Delete old rtl based FMA costs. 2010-12-01 Joseph Myers * intl.c: Don't include tm.h. * Makefile.in (intl.o): Don't depend on $(TM_H). 2010-12-01 Sebastian Pop * graphite-sese-to-poly.c (analyze_drs_in_stmts): Fix set but unused warning. (rewrite_cross_bb_scalar_deps_out_of_ssa): Same. 2010-12-01 Sebastian Pop * graphite-sese-to-poly.c (analyze_drs): Removed. (build_scop_drs): Do not call analyze_drs. (analyze_drs_in_stmts): New. (insert_stmts): New. (insert_out_of_ssa_copy): Call analyze_drs_in_stmts. (insert_out_of_ssa_copy_on_edge): Same. (rewrite_close_phi_out_of_ssa): Call insert_stmts. (rewrite_phi_out_of_ssa): Same. (rewrite_cross_bb_scalar_dependence): Same. (split_reduction_stmt): Move data references in the new basic blocks. (translate_scalar_reduction_to_array_for_stmt): Call insert_stmts. 2010-12-01 Sebastian Pop * sese.c (rename_uses): Do not handle ADDR_EXPR in LHS of assignments. 2010-12-01 Sebastian Pop PR middle-end/45297 * graphite-poly.c (new_poly_bb): Returns a poly_bb_p. Do not take the reduction bool in parameter. Clear PBB_IS_REDUCTION. Set GBB_PBB. * graphite-poly.h (new_poly_bb): Update declaration. (gbb_from_bb): Moved here... (pbb_from_bb): New. * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): Removed. (graphite_stmt_p): Removed. (try_generate_gimple_bb): Returns a gimple_bb_p. Do not pass in sbitmap reductions. Always build a gimple_bb_p. Do not call new_poly_bb. (build_scop_bbs_1): Do not pass in sbitmap reductions. (build_scop_bbs): Same. (gbb_from_bb): ... from here. (add_conditions_to_constraints): Moved up. (analyze_drs): New. (build_scop_drs): Call analyze_drs. Remove all the PBBs that do not contain data references. (new_pbb_from_pbb): New. (insert_out_of_ssa_copy_on_edge): Call new_pbb_from_pbb after a block is split. (rewrite_close_phi_out_of_ssa): Update call to insert_out_of_ssa_copy_on_edge. (rewrite_reductions_out_of_ssa): Now static. (rewrite_cross_bb_scalar_deps_out_of_ssa): Same. (split_pbb): New. (split_reduction_stmt): Call split_pbb. (translate_scalar_reduction_to_array): Pass in the scop, do not pass in the sbitmap reductions. (rewrite_commutative_reductions_out_of_ssa_close_phi): Same. (rewrite_commutative_reductions_out_of_ssa_loop): Same. (rewrite_commutative_reductions_out_of_ssa): Same. (build_poly_scop): Call build_scop_bbs, rewrite_commutative_reductions_out_of_ssa, rewrite_reductions_out_of_ssa, and rewrite_cross_bb_scalar_deps_out_of_ssa. Move build_scop_drs before scop_to_lst. * graphite-sese-to-poly.h (rewrite_commutative_reductions_out_of_ssa): Removed declaration. (rewrite_reductions_out_of_ssa): Same. (rewrite_cross_bb_scalar_deps_out_of_ssa): Same. (build_scop_bbs): Same. * graphite.c (graphite_transform_loops): Do not initialize reductions. Do not call build_scop_bbs, rewrite_commutative_reductions_out_of_ssa, rewrite_reductions_out_of_ssa, and rewrite_cross_bb_scalar_deps_out_of_ssa. * sese.h (struct gimple_bb): Add field pbb. (GBB_PBB): New. 2010-12-01 Sebastian Pop * graphite-sese-to-poly.c (handle_scalar_deps_crossing_scop_limits): New. (rewrite_cross_bb_scalar_deps): Pass in the scop. Call handle_scalar_deps_crossing_scop_limits. (rewrite_cross_bb_scalar_deps_out_of_ssa): Create an empty BB after the scop. Update call to rewrite_cross_bb_scalar_deps. 2010-12-01 Sebastian Pop * sese.c (rename_uses): Call recompute_tree_invariant_for_addr_expr when replacing a constant in an ADDR_EXPR. 2010-12-01 Sebastian Pop * graphite-blocking.c (lst_do_strip_mine_loop): Extra parameter for the stride. (lst_do_strip_mine): Same. (scop_do_strip_mine): Same. * graphite-poly.c (apply_poly_transforms): Update call to scop_do_strip_mine. * graphite-poly.h (scop_do_strip_mine): Update declaration. 2010-12-01 Jan Hubicka * tree.c (build_common_builtin_nodes): Do not initialize BUILT_IN_PROFILE_FUNC_ENTER and BUILT_IN_PROFILE_FUNC_EXIT. * builtins.c (expand_builtin_profile_func): Remove. (expand_builtin): Do not handle BUILT_IN_PROFILE_FUNC_ENTER and BUILT_IN_PROFILE_FUNC_EXIT. * builtins.def (profile_func_enter, profile_func_exit): Remove stubs. (__cyg_profile_func_enter, __cyg_profile_func_exit): New. * gimplify.c (gimplify_function_tree): Reorganize code calling profiling functions. 2010-12-01 Joseph Myers * opts.c: Expand comment on tm.h include. 2010-12-01 Yao Qi * config/arm/predicates.md ("vfp_register_operand"): Return true for VFP_D0_D7_REGS classes. 2010-12-01 Joseph Myers * common.opt (flag_stack_check): New Variable entry. (fcompare-debug-second): Use Var. * flags.h (flag_compare_debug, flag_stack_check): Remove. * opts.c (flag_compare_debug): Remove. (common_handle_option): Don't handle OPT_fcompare_debug_second. Set opts->x_flag_stack_check for OPT_fstack_check_. * toplev.c (flag_stack_check): Remove. 2010-12-01 Joseph Myers * common.opt (main_input_filename, main_input_basename, main_input_baselength): New Variable entries. From toplev.c. * final.c (output_quoted_string): Move from toplev.c. * output.h (output_quoted_string): Move from toplev.h. * opts-global.c (read_cmdline_options): Use gcc_options pointer to access main_input_filename, main_input_baselength and main_input_basename. * targhooks.c: Include intl.h and opts.h. (option_affects_pch_p, default_get_pch_validity): Move from toplev.c. * targhooks.h (option_affects_pch_p, default_get_pch_validity): Move from toplev.h. * toplev.c (main_input_filename, main_input_basename, main_input_baselength): Move to common.opt. (output_quoted_string): Move to final.c. (warn_deprecated_use): Move to tree.c. (option_affects_pch_p, default_get_pch_validity, pch_option_mismatch, default_pch_valid_p): Move to targhooks.c. * toplev.h (skip_leading_substring): Move to tree-dump.c. (warn_deprecated_use): Move to tree.h. (output_quoted_string): Move to output.h. (main_input_filename, main_input_basename, main_input_baselength): Move to common.opt. (default_get_pch_validity, default_pch_valid_p): Move to targhooks.c. * tree-dump.c (skip_leading_substring): Move from toplev.h. * tree.c (warn_deprecated_use): Move from toplev.c. * tree.h (warn_deprecated_use): Move from toplev.h. * c-typeck.c, config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c, config/avr/avr.c, config/bfin/bfin.c, config/cris/cris.c, config/crx/crx.c, config/fr30/fr30.c, config/frv/frv.c, config/h8300/h8300.c, config/ia64/ia64.c, config/iq2000/iq2000.c, config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c, config/m68k/m68k.c, config/mcore/mcore.c, config/mep/mep.c, config/microblaze/microblaze.c, config/mips/mips.c, config/mmix/mmix.c, config/mn10300/mn10300.c, config/moxie/moxie.c, config/pa/pa.c, config/pdp11/pdp11.c, config/picochip/picochip.c, config/s390/s390.c, config/score/score.c, config/sh/sh.c, config/sparc/sparc.c, config/spu/spu.c, config/stormy16/stormy16.c, config/v850/v850.c, config/vax/vax.c, config/xtensa/xtensa.c, gimple-low.c, graphite-sese-to-poly.c, plugin.c, tree-cfg.c, tree-inline.c, varasm.c, xcoffout.c: Don't include toplev.h. * Makefile.in (c-typeck.o, tree-inline.o, tree-cfg.o, gimple-low.o, graphite-sese-to-poly.o, targhooks.o, plugin.o, varasm.o, xcoffout.o): Update dependencies. * config/arm/t-arm (arm.o): Update dependencies. * config/spu/t-spu-elf (spu.o): Update dependencies. 2010-12-01 Richard Guenther PR tree-optimization/46730 * value-prof.c (gimple_ic): Always generate a separate merge BB. 2010-11-30 Ian Lance Taylor * config/i386/linux.h (ASM_SPEC): Pass -v as -v, not -V. Remove all of %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*}. * config/i386/linux64.h (ASM_SPEC): Likewise. * config/i386/mingw-w64.h (ASM_SPEC): Likewise. * config/i386/sol2-10.h (ASM_SPEC) [USE_GAS]: Likewise. * config/i386/vxworks.h (ASM_SPEC): Likewise. * config/i386/x86-64.h (ASM_SPEC): Likewise. * config/i386/sol2.h (ASM_SPEC): Remove %{Wa,*:%*}. * config/i386/sol2-10.h (ASM_SPEC) [!USE_GAS]: Likewise. 2010-11-30 Nicola Pero * c-decl.c (finish_function): Call objc_finish_function in Objective-C. * c-typeck.c (convert_for_assignment): Do not call objc_type_quals_match(). 2010-11-30 Richard Guenther PR tree-optimization/46722 * tree-ssa-math-opts.c (convert_mult_to_fma): Get multiplication operands as arguments. (execute_optimize_widening_mul): Also handle power of two as multiplication. 2010-11-30 Dave Korn PR middle-end/46709 * cgraphunit.c (process_function_and_variable_attributes): Fix cut'n'pasteo. 2010-11-30 Joseph Myers * hwint.c: New. Extracted from toplev.c. * hwint.h (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2): Move from toplev.h. * toplev.c (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2): Move to hwint.c. * toplev.h (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2): Move to hwint.h. * builtins.c, combine.c, config/i386/winnt.c, double-int.c, explow.c, expmed.c, fold-const.c, ggc-page.c, ggc-zone.c, ifcvt.c, ipa-struct-reorg.c, ira-color.c, matrix-reorg.c, omp-low.c, real.c, recog.c, reload.c, rtlanal.c, simplify-rtx.c, stor-layout.c, tree-dfa.c, tree-ssa-alias.c, tree-ssa-loop-niter.c, tree-vect-data-refs.c, tree-vect-loop-manip.c, tree-vect-loop.c, tree-vect-stmts.c, tree-vrp.c: Don't include toplev.h. * genattrtab.c, genconditions.c, genemit.c, genextract.c, genoutput.c, genpeep.c, genpreds.c, genrecog.c: Don't include toplev.h in generated output. * Makefile.in (OBJS-common): Add hwint.o. Dependencies for above files changed to remove toplev.h. (hwint.o): New. (insn-attrtab.o, insn-emit.o, insn-extract.o, insn-output.o, insn-peep.o, insn-preds.o, insn-recog.o): Don't depend on toplev.h. * config/i386/t-cygming (winnt.o): Don't depend on toplev.h. * config/i386/t-interix (winnt.o): Don't depend on toplev.h. 2010-11-30 Richard Guenther PR tree-optimization/46717 * value-prof.c (gimple_ic): Preserve EH edges of the indirect call. Manually create EH edges for the direct call and update target PHI nodes. 2010-11-30 Joseph Myers * diagnostic-core.h: Include bversion.h. * toplev.h: Don't include input.h or bversion.h. (parse_optimize_options): Don't declare here. * alias.c, auto-inc-dec.c, c-aux-info.c, c-convert.c, c-parser.c, caller-save.c, cfg.c, cfganal.c, cfgbuild.c, cfgcleanup.c, combine-stack-adj.c, config/arm/pe.c, config/darwin-c.c, config/host-darwin.c, config/i386/host-cygwin.c, config/i386/host-mingw32.c, config/i386/msformat-c.c, config/i386/netware.c, config/i386/nwld.c, config/i386/winnt-cxx.c, config/i386/winnt-stubs.c, config/ia64/ia64-c.c, config/m32c/m32c-pragma.c, config/mep/mep-pragma.c, config/microblaze/microblaze-c.c, config/rs6000/host-darwin.c, config/rs6000/rs6000-c.c, config/score/score3.c, config/score/score7.c, config/sh/symbian-base.c, config/sh/symbian-c.c, config/sh/symbian-cxx.c, config/sol2-c.c, config/sol2.c, config/v850/v850-c.c, config/vxworks.c, convert.c, cppbuiltin.c, cselib.c, dbgcnt.c, ddg.c, dfp.c, dominance.c, emit-rtl.c, fixed-value.c, fwprop.c, ggc-common.c, gimple.c, gimplify.c, graphite-blocking.c, graphite-clast-to-gimple.c, graphite-dependences.c, graphite-flattening.c, graphite-interchange.c, graphite-poly.c, graphite-scop-detection.c, graphite.c, haifa-sched.c, implicit-zee.c, integrate.c, ipa-pure-const.c, ipa-reference.c, ira-build.c, ira-conflicts.c, ira-costs.c, ira-lives.c, jump.c, lists.c, loop-doloop.c, loop-iv.c, lto-cgraph.c, lto-compress.c, lto-opts.c, lto-section-in.c, lto-section-out.c, lto-streamer-out.c, lto-symtab.c, modulo-sched.c, optabs.c, params.c, postreload-gcse.c, postreload.c, predict.c, profile.c, regcprop.c, reginfo.c, regmove.c, reorg.c, resource.c, sched-deps.c, sched-ebb.c, sched-rgn.c, sdbout.c, sel-sched-dump.c, sel-sched-ir.c, sese.c, stmt.c, targhooks.c, tree-cfgcleanup.c, tree-mudflap.c, tree-nomudflap.c, tree-object-size.c, tree-outof-ssa.c, tree-phinodes.c, tree-profile.c, tree-sra.c, tree-ssa-ccp.c, tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-loop-prefetch.c, tree-ssa-loop.c, tree-ssa-operands.c, tree-ssa-structalias.c, tree-ssa-uninit.c, tree-vect-patterns.c, value-prof.c, var-tracking.c, web.c: Don't include toplev.h. * Makefile.in (TOPLEV_H): Remove. All uses changed to use toplev.h. Dependencies for above files and c-family files changed to remove $(TOPLEV_H) or toplev.h. (C_TREE_H): Don't include $(TOPLEV_H). (DIAGNOSTIC_CORE_H): Use $(INPUT_H) instead of input.h. Add bversion.h. * config/arm/t-pe, config/arm/t-wince-pe, config/i386/t-cygming, config/ia64/t-ia64, config/mep/t-mep, config/score/t-score-elf, config/t-darwin, config/t-sol2, config/t-vxworks, config/v850/t-v850, config/v850/t-v850e: Dependencies for above files changed to remove $(TOPLEV_H) or toplev.h. 2010-11-30 Richard Guenther PR lto/44986 * gcc.c (main): Use the first input with a compiler as infile for link spec processing. 2010-11-30 Richard Guenther PR lto/45949 * cgraphunit.c (ipa_passes): Stop after errors from small IPA passes. 2010-11-30 Mingjie Xing * gcc-plugin.h: Include coretypes.h. * Makefile.in (FUNCTION_H): Add hard-reg-set.h. 2010-11-30 Laurynas Biveinis * ggc-zone.c (ggc_pch_read): Fix conditional compilation. * ggc-none.c (ggc_internal_alloc_zone_stat) (ggc_internal_cleared_alloc_zone_stat): New. 2010-11-29 Joakim Tjernlund * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p): Check TARGET_SINGLE_PIC_BASE for RS6000_PIC_OFFSET_TABLE_REGNUM. (rs6000_emit_prologue): Don't set PIC register if TARGET_SINGLE_PIC_BASE. * config/rs6000/rs6000.opt (msingle-pic-base): New option. * doc/invoke.texi (msingle-pic-base): Document. 2010-11-29 H.J. Lu PR driver/46712 * exec-tool.in (id): New. Check and export LT_RCU_$id instead of LT_RCU. 2010-11-29 Zdenek Dvorak PR tree-optimization/46675 * tree-ssa-loop-niter.c (split_to_var_and_offset): Avoid overflow in offset calculation. 2010-11-29 Jan Hubicka * collect2.c (main): Do not imply verbose output with LTO and linker plugin. 2010-11-29 Dodji Seketeli * dwarf2out.c (print_die): Print the address of the current DIE or of any DIE referenced by the current one. 2010-11-29 Dodji Seketeli PR debug/46101 * dwarf2out.c (lookup_type_die_strip_naming_typedef): New function. (scope_die_for, gen_type_die_for_member): Replace uses of lookup_type_die with use of lookup_type_die_strip_naming_typedef. 2010-11-29 Iain Sandoe * config/darwin.c (darwin_mergeable_string_section): Remove blank line. (darwin_asm_declare_object_name): Correct spelling. (darwin_output_aligned_bss): Likewise. 2010-11-29 Iain Sandoe Mike Stump PR target/26427 PR target/33120 PR testsuite/35710 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Remove (ASM_OUTPUT_LOCAL): Likewise. * config/darwin-protos.h (darwin_asm_declare_object_name): New. (darwin_output_aligned_bss): Likewise. (darwin_asm_output_aligned_decl_local): Likewise. (darwin_asm_output_aligned_decl_common): Likewise. (darwin_use_anchors_for_symbol_p): Likewise. * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Remove. (TARGET_ASM_OUTPUT_ANCHOR): Define. (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Define. (DARWIN_SECTION_ANCHORS): Set to 1. * config/darwin.c (emit_aligned_common): New var. (darwin_init_sections): Check that the Darwin private zero-size section marker is in range. (darwin_text_section): Check for zero-sized objects. (darwin_mergeable_string_section): Likewise. (darwin_mergeable_constant_section): Likewise. (machopic_select_section): Adjust to check for zero-sized objects. Assert that OBJC meta data are non-zero sized. (darwin_asm_declare_object_name): New. (darwin_asm_declare_constant_name): Adjust for zero-sized object sections. (BYTES_ZFILL): Define. (darwin_emit_weak_or_comdat): New. (darwin_emit_local_bss): New. (darwin_emit_common): New. (darwin_output_aligned_bss): New. (darwin_asm_output_aligned_decl_common): New. (darwin_asm_output_aligned_decl_local): New. (darwin_file_end): Disable subsections_via_symbols when section anchoring is active. (darwin_asm_output_anchor): Re-enable. (darwin_use_anchors_for_symbol_p): New. (darwin_override_options): Check for versions that can emit aligned common. Update usage of flags to current. * config/darwin-sections.def: Update comments and flags for non-anchor sections. zobj_const_section, zobj_data_section, zobj_bss_section, zobj_const_data_section: New. * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Redefine. (ASM_OUTPUT_ALIGN): Make whitespace output consistent. (L2_MAX_OFILE_ALIGNMENT): Define. (ASM_OUTPUT_ALIGNED_BSS): Define. (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define. (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. (SECTION_NO_ANCHOR): Define. (TARGET_ASM_OUTPUT_ANCHOR) Define with a default of NULL. (DARWIN_SECTION_ANCHORS): Define with a default of 0. 2010-11-29 Joseph Myers * system.h: Include "safe-ctype.h" instead of . Include , , and . (O_BINARY, SIGCHLD, MAP_FAILED, MAP_ANONYMOUS, kill): Conditionally define. (GET_ENVIRONMENT): Poison. * configure.ac: Don't test for mincore. * configure: Regenerate. * config.in: Regenerate. * collect2-aix.c: Don't include . * collect2.c: Don't include . (SIGCHLD): Don't define. (prefix_from_env): Use getenv instead of GET_ENVIRONMENT. * config/alpha/alpha.c: Include "splay-tree.h" instead of . * config/arm/arm.c (arm_target_help): Use getenv instead of GET_ENVIRONMENT. * config/avr/driver-avr.c: Don't include . * config/frv/frv.c: Don't include . * config/host-darwin.c: Don't include . * config/host-hpux.c: Don't include or . (MAP_FAILED): Don't define. * config/host-linux.c: Don't include or . * config/host-solaris.c: Don't include . * config/i386/cygming.h: Don't include . * config/i386/driver-i386.c: Don't include . * config/i386/host-cygwin.c: Don't include . * config/iq2000/iq2000.c: Don't include . * config/m32c/m32c-pragma.c: Don't include . * config/m68hc11/m68hc11.c: Don't include . * config/mep/mep-pragma.c: Don't include . * config/microblaze/microblaze.c: Don't include . * config/mips/mips.c: Don't include . * config/rs6000/host-darwin.c: Don't include . * cppdefault.c (cpp_relocated): Use getenv instead of GET_ENVIRONMENT. * defaults.h (GET_ENVIRONMENT): Don't define. * et-forest.h: Don't include or . * gcc.c: Don't include , or . (SIGCHLD, MAP_FAILED, kill): Don't define. (process_command): Use getenv instead of GET_ENVIRONMENT. * genhooks.c: Don't include . * ggc-common.c: Don't include , or . (MAP_FAILED): Don't define. * ggc-page.c Don't include . (MAP_ANONYMOUS, MAP_FAILED): Don't define. * ggc-zone.c: Don't include . (MAP_ANONYMOUS, MAP_FAILED): Don't define. * graph.c: Include "config.h" instead of . * incpath.c (add_env_var_paths): Use getenv instead of GET_ENVIRONMENT. * lto-wrapper.c: Don't include , or "libiberty.h". (SIGCHLD, kill): Don't define. * mips-tfile.c: Don't include . * opts.c: Don't include or . (print_specific_help): Use getenv instead of GET_ENVIRONMENT. * passes.c: Don't include , or . * sparseset.h: Don't include . * timevar.c: Don't include or . * tlink.c: Don't include "libiberty.h". * toplev.c: Don't include or . * tree-mudflap.c: Include "demangle.h" instead of . * tree-switch-conversion.c: Don't include . * vmsdbgout.c: Don't include or . 2010-11-29 Nicola Pero * c-parser.c (c_parser_objc_try_catch_statement): Renamed to c_parser_objc_try_catch_finally_statement for consistency with the C++ parser. Parse @catch(...) and pass NULL_TREE to objc_begin_catch_clause() in that case. Improved error recovery. Reorganized code to be almost identical to cp_parser_objc_try_catch_finally_statement. 2010-11-29 Joern Rennecke PR tree-optimization/46621 * gimple.h: Don't include tm.h or hard-reg-set.h . * Makefile.in (GIMPLE_H): Remove $(TM_H). PR bootstrap/44756 * cppbuiltin.c: Include target.h . (define_builtin_macros_for_type_sizes): Use targetm.float_words_big_endian. 2010-11-27 Jan Hubicka * dwarf2out.c (dwarf2out_begin_function): Set cold_text_section and output cold_text_section_label. (dwarf2out_init): Don't do that there. (dwarf2out_finish): Handle cold section end label only if cold section was used. 2010-11-27 Eric Botcazou * tree-nested.c (remap_vla_decls): Fully expand value expressions of VLA variables. 2010-11-27 Richard Guenther * gimple.c (gimple_assign_copy_p): Use gimple_assign_single_p. (gimple_assign_ssa_name_copy_p): Likewise. (gimple_assign_unary_nop_p): Use is_gimple_assign. (is_gimple_cast): Remove. (gimple_assign_single_p): Move ... * gimple.h (gimple_assign_single_p): ... here. (is_gimple_cast): Remove. (gimple_assign_rhs_code): Simplify. * gimple-fold.c (gimple_fold_builtin): Use CONVERT_EXPR_P instead of is_gimple_cast. * ipa-type-escape.c (look_for_casts): Likewise. 2010-11-26 Joseph Myers * doc/options.texi (Enum, EnumValue): Document new record types. (Enum): Document new option flag. * opt-functions.awk * optc-gen.awk: Handle enumerated option arguments. * opth-gen.awk: Handle enumerated option arguments. * opts-common.c (enum_arg_ok_for_language, enum_arg_to_value, enum_value_to_arg): New. (decode_cmdline_option): Handle enumerated arguments. (read_cmdline_option): Handle CL_ERR_ENUM_ARG. (set_option, option_enabled, get_option_state): Handle CLVC_ENUM. * opts.c (print_filtered_help, print_specific_help): Take lang_mask arguments. (print_filtered_help): Handle printing values of enumerated options. Print possible arguments for enumerated options. (print_specific_help): Update call to print_filtered_help. (common_handle_option): Update calls to print_specific_help. Use value rather than arg for OPT_fdiagnostics_show_location_. Don't handle OPT_ffp_contract_, OPT_fexcess_precision_, OPT_fvisibility_, OPT_ftls_model_, OPT_fira_algorithm_ or OPT_fira_region_ here. * opts.h (enum cl_var_type): Add CLVC_ENUM. (struct cl_option): Add var_enum. (CL_ENUM_CANONICAL, CL_ENUM_DRIVER_ONLY, struct cl_enum_arg, struct cl_enum, cl_enums, cl_enums_count): New. (CL_ERR_ENUM_ARG): Define. (CL_ERR_NEGATIVE): Update value. (enum_value_to_arg): Declare. * common.opt (flag_ira_algorithm, flag_ira_region, flag_fp_contract_mode, flag_excess_precision_cmdline, default_visibility, flag_tls_default): Remove Variable entries. (help_enum_printed): New Variable. (fdiagnostics-show-location=): Use Enum. Add associated SourceInclude, Enum and EnumValue entries. (fexcess-precision=, ffp-contract=, fira-algorithm=, fira-region=, ftls-model=, fvisibility=): Use Enum, Var and Init. Add associated Enum and EnumValue entries. 2010-11-26 Joern Rennecke PR target/46623 * config/microblaze/microblaze.c (microblaze_block_move_straight): Use XALLOCAVEC. (microblaze_option_override): Don't use C++ style comments. (save_restore_insns): Remove unused variable base_offset. (microblaze_expand_prologue): Remove unused variable insn. (microblaze_secondary_reload): Adjust type to match target.h . (microblaze_elf_in_small_data_p): Move declarations to start of block. (microblaze_expand_move): Likewise. * config/microblaze/microblaze.h (LARGE_INT): Avoid signed / unsigned comparisons. (ASM_OUTPUT_ALIGNED_COMMON, ASM_OUTPUT_ALIGNED_LOCAL): Likewise. (ASM_FORMAT_PRIVATE_NAME): Make format specifier match printed data. (ASM_FINISH_DECLARE_OBJECT): Likewise. Constify name. 2010-11-26 Michael Matz * tree-ssa-copy.c (fini_copy_prop): Don't DCE when we have loops. * passes.c (init_optimization_passes): Remove superfluous copy-prop pass. 2010-11-26 Richard Guenther PR lto/46648 * gimple.c (gtc_visit): Do not return true for members of an SCC still being processed but the current lattice value of the member. Treat SCC members comparison state as lattice, starting at equal, eventually dropping to unequal. (gimple_types_compatible_p_1): Likewise. 2010-11-26 Richard Guenther PR middle-end/46559 * dwarf2out.c (dwarf2out_finish): Use comp_unit_die as root for location list processing. 2010-11-26 Richard Guenther PR lto/46560 * cgraph.c (cgraph_clone_edge): Clone call_stmt dependent flags manually. 2010-11-26 Andreas Krebbel * config/s390/s390.c (print_operand_address): Replace assert with error message. (print_operand): Replace assertions, gcc_unreachable and fatal_insn with error messages. 2010-11-26 Richard Guenther PR tree-optimization/46665 * tree-ssa-structalias.c (pt_solution_set_var): Use DECL_PT_UID. 2010-11-26 Ian Bolton * config/arm/arm.c (arm_option_override): enable loop array prefetching at -O3 for suitable targets, and configure params. * config/arm/arm-protos.h (struct tune_params): Add fields for configuring loop array prefetching. 2010-11-26 Christian Borntraeger * config/s390/2817.md (z196_crack): Add z196_g3 as possible slot. 2010-11-26 Richard Guenther PR tree-optimization/46664 * tree-affine.c (aff_combination_to_tree): Add rest last. 2010-11-26 Michael Haubenwallner PR target/33637 * configure.ac: Accept extra arguments for AS_FOR_TARGET, LD_FOR_TARGET, NM_FOR_TARGET, OBJDUMP_FOR_TARGET. * configure: Regenerated. * exec-tool.in: Not quoting command, may have extra arguments. 2010-11-26 Richard Guenther PR tree-optimization/46528 PR debug/46338 * profile.c (branch_prob): Do not split blocks based on locations from debug statements. 2010-11-26 Jakub Jelinek PR middle-end/46647 * builtins.c (fold_builtin_memset): Check c is INTEGER_CST instead of host_integerp check. Use TREE_INT_CST_LOW instead of tree_low_cst. PR bootstrap/45700 * tree.h (build1_stat_loc, build2_stat_loc, build3_stat_loc, build4_stat_loc, build5_stat_loc, build6_stat_loc): New inlines. (build1_loc, build2_loc, build3_loc, build4_loc, build5_loc, build6_loc): Define. * fold-const.c (protected_set_expr_location_unshare): New inline. (fold_convert_loc, pedantic_non_lvalue_loc): Use it. (negate_expr, associate_trees, non_lvalue_loc, omit_one_operand_loc, pedantic_omit_one_operand_loc, omit_two_operands_loc, fold_truth_not_expr, invert_truthvalue_loc, make_bit_field_ref, optimize_bit_field_compare, make_range, fold_range_test, fold_truthop, build_fold_addr_expr_with_type_loc, fold_unary_loc, fold_binary_loc, fold_indirect_ref_1, build_fold_indirect_ref_loc): Use builN_loc instead of buildN followed by SET_EXPR_LOCATION or protected_set_expr_location. (fold_build1_stat_loc, fold_build2_stat_loc, fold_build3_stat_loc): Use buildN_stat_loc instead of buildN_stat followed by SET_EXPR_LOCATION. 2010-11-26 Basile Starynkevitch * Makefile.in (s-tm-texi): Remove spurous tab. 2010-11-26 Alexandre Oliva PR debug/46258 * tree-cfg.c (replace_uses_by): Don't mark BBs as altered on debug stmts. 2010-11-26 Alexandre Oliva * toplev.c (finalize): Add no_backend parameter. Don't finish passes when preprocessing only. Adjust... (do_compile): ... caller. 2010-11-25 John David Anglin * config/pa/pa.md (negdf2): Condition on !flag_signed_zeros instead of flag_unsafe_math_optimizations. (negsf2): Likewise. Move fnegabs related patterns together. Only use fmpynfadd instruction to negate a multiply if !flag_signed_zeros is true. 2010-11-25 Uros Bizjak * gengtype-state.c (read_state_structures): Initialize "previous". 2010-11-25 Basile Starynkevitch Jeremie Salvucci * gengtype-state.c: Add new file. * gengtype.c (type count): New variable. (new_structure, find_param_structure, create_pointer) (create_array): Use it to set state_number in types. (dump_everything): Improve comment. (main): Call read_state and write_state. Print type_count. * gengtype.h (type_lineloc): New function. (read_state, write_state): New declarations. * Makefile.in (GENGTYPE_FLAGS): New variable. (s-gtype): Run gengtype twice and generate gtype.state. (build/gengtype-state.o): New rule. (build/gengtype$(build_exeext)): Link gengtype-state.o. (mostlyclean): Update comment. Remove gtype.state. 2010-11-25 Jakub Jelinek PR middle-end/46637 * combine.c (try_combine): When substing i2dest for i2src, pass 1 as last argument even if i0_feeds_i1_n && i1_feeds_i2_n && i0dest_in_i0src. 2010-11-25 H.J. Lu PR middle-end/46647 * builtins.c (target_char_cast): Check INTEGER_CST instead of host_integerp. Replace tree_low_cst with TREE_INT_CST_LOW. 2010-11-25 Joseph Myers * target.def (supports_split_stack, except_unwind_info): Take gcc_options parameters. * targhooks.c (default_except_unwind_info, dwarf2_except_unwind_info, sjlj_except_unwind_info): Take gcc_options parameters. * targhooks.h (default_except_unwind_info, dwarf2_except_unwind_info, sjlj_except_unwind_info): Update prototypes. * doc/tm.texi.in (TARGET_IRA_COVER_CLASSES, TARGET_HAVE_NAMED_SECTIONS, TARGET_UNWIND_TABLES_DEFAULT): Document that hooks must not be modified. (TARGET_EXCEPT_UNWIND_INFO): Refer to opts argument. * doc/tm.texi: Regenerate. * defaults.h (STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT): Pass &global_options to targetm.except_unwind_info. * dwarf2out.c (dwarf2out_do_frame, dwarf2out_do_cfi_asm, dwarf2out_begin_prologue, dwarf2out_frame_init, dwarf2out_frame_finish, dwarf2out_assembly_start): Pass &global_options to targetm.except_unwind_info. * except.c (init_eh, finish_eh_generation, gate_convert_to_eh_region_ranges, output_one_function_exception_table): Pass &global_options to targetm.except_unwind_info. * expr.c (build_personality_function): Pass &global_options to targetm.except_unwind_info. * function.c (expand_function_end): Pass &global_options to targetm.except_unwind_info. * hooks.c (hook_bool_bool_gcc_optionsp_false): New. * hooks.h (hook_bool_bool_gcc_optionsp_false): Declare. * opts.c (finish_options): Pass opts to targetm.except_unwind_info and targetm.supports_split_stack. Remove assertions about opts and opts_set. (common_handle_option): Remove assertions about opts, opts_set and dc. * tree-tailcall.c (suitable_for_tail_call_opt_p): Pass &global_options to targetm.except_unwind_info. * tree.c (build_common_builtin_nodes: Pass &global_options to targetm.except_unwind_info. * config/arm/arm.c (arm_except_unwind_info): Add gcc_options parameter. (arm_compute_func_type, arm_expand_prologue, thumb_pushpop, thumb1_expand_prologue, thumb1_output_function_prologue, arm_unwind_emit, arm_output_fn_unwind): Update calls to arm_except_unwind_info. * config/i386/i386.c (ix86_supports_split_stack): Add gcc_options parameter. * config/ia64/ia64.c (ia64_except_unwind_info): Add gcc_options parameter. (ia64_output_function_prologue, ia64_add_bundle_selector_before, ia64_reorg, ia64_asm_unwind_emit): Update calls to ia64_except_unwind_info. * config/pa/pa.c (pa_option_override): Pass &global_options to targetm.except_unwind_info. * config/picochip/picochip-protos.h (picochip_except_unwind_info): Remove prototype. 2010-11-25 Kai Tietz * cgraphunit.c (process_function_and_variable_attributes): Mark dllexport-ed function/variables as needed. * ipa.c (cgraph_externally_visible_p): Make dllexport-ed as externally visible. 2010-11-25 Alexander Monakov PR rtl-optimization/46585 * sel-sched-ir.c (return_regset_to_pool): Verify that RS is not NULL. (vinsn_init): Skip computation of dependencies for local NOPs. (vinsn_delete): Don't try to free regsets for local NOPs. (setup_nop_and_exit_insns): Change definition of nop_pattern. 2010-11-25 Alexander Monakov PR rtl-optimization/46602 * sel-sched-ir.c (maybe_tidy_empty_bb): Move checking ... (tidy_control_flow): Here. 2010-11-25 Joern Rennecke Ralf Wildenhues PR bootstrap/45888 * Makefile.in (s-tm-texi): Remove \r occurences from tmp-tm.texi. Fix target.def pathname in timestamp comparison. 2010-11-24 Richard Henderson * config/ia64/predicates.md (pmpyshr_operand): New. * config/ia64/ia64.c (ia64_expand_unpack): New. (ia64_expand_widen_mul_v4hi): New. (ia64_expand_widen_sum): Update for pattern renames. (ia64_expand_dot_prod_v8qi): Likewise. * config/ia64/ia64-protos.h: Update. * config/ia64/vect.md (vecwider): New mode attribute. (vec_widen_umult_lo_v8qi, vec_widen_umult_hi_v8qi): New. (vec_widen_smult_lo_v8qi, vec_widen_smult_hi_v8qi): New. (pmpyshr2, pmpyshr2_u): New. (vec_widen_smult_lo_v4hi, vec_widen_smult_hi_v4hi): New. (vec_widen_umult_lo_v4hi, vec_widen_umult_hi_v4hi): New. (mulv2si3): New. (vec_pack_ssat_v4hi): Rename from pack2_sss. (vec_pack_usat_v4hi): Rename from *pack2_uss. (vec_pack_ssat_v2si): Rename from pack4_sss. (vec_interleave_lowv8qi): Rename from unpack1_l, use the correct vec_select operation. (vec_interleave_highv8qi): Similarly. (mux1_alt): Rename from *mux1_alt. (vec_extract_evenv8qi, vec_extract_oddv8qi): New. (vec_interleave_lowv4hi): Rename from unpack2_l. (vec_interleave_highv4hi): Rename from unpack2_h. (mix2_r): Rename from *mix2_r. (mix2_l): Similarly. (vec_extract_evenodd_helper): New. (vec_extract_evenv4hi, vec_extract_oddv4hi): New. (vec_interleave_lowv2si): Rename from *unpack4_l. (vec_interleave_highv2si): Rename from *unpack4_h. (vec_extract_evenv2si, vec_extract_oddv2si): New. (vec_interleave_lowv2sf): Rename from fmix_r. (vec_interleave_highv2sf): Rename from *fmix_l. (vec_extract_evenv2sf, vec_extract_oddv2sf): New. (vec_unpacku_lo_, vec_unpacku_hi_): New. (vec_unpacks_lo_, vec_unpacks_hi_): New. (vec_pack_trunc_v4hi, vec_pack_trunc_v2si): New. 2010-11-24 Nathan Froyd * targhooks.c (default_except_unwind_info): Remove MUST_USE_SJLJ_EXCEPTIONS case. * config/h8300/h8300.h (MUST_USE_SJLJ_EXCEPTIONS): Delete. * config/h8300/h8300.c (TARGET_EXCEPT_UNWIND_INFO): Define. * doc/tm.texi.in (MUST_USE_SJLJ_EXCEPTIONS): Delete. * doc/tm.texi: Regenerate. * system.h (MUST_USE_SJLJ_EXCEPTIONS): Poison. 2010-11-24 Nathan Froyd * cppbuiltin.c (define_builtin_macros_for_type_sizes): Define __FLOAT_WORD_ORDER__ according to FLOAT_WORDS_BIG_ENDIAN. * config/dfp-bit.h (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Delete. * doc/cpp.texi (__FLOAT_WORD_ORDER__): Document. * system.h (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Poison. 2010-11-24 H.J. Lu PR target/46519 * config/i386/i386.c (ix86_expand_call): Don't check TREE_THIS_VOLATILE. 2010-11-24 H.J. Lu PR target/46519 * config/i386/i386.c (upper_128bits_state): New. (block_info_def): Remove upper_128bits_set and done. Add state, referenced, count, processed and rescanned. (check_avx256_stores): Updated. (move_or_delete_vzeroupper_2): Updated. Handle deleted BB_END. Call note_stores only if needed. Set referenced and count. (move_or_delete_vzeroupper_1): Updated. Set rescan_vzeroupper_p. (rescan_move_or_delete_vzeroupper): New. (move_or_delete_vzeroupper): Process and rescan all all basic blocks instead of predecessor blocks of all exit points. (ix86_option_override_internal): Enable vzeroupper optimization only for -fexpensive-optimizations and not optimizing for size. (use_avx256_p): Removed. (init_cumulative_args): Don't set use_avx256_p. (ix86_function_arg): Likewise. (ix86_expand_move): Likewise. (ix86_expand_vector_move_misalign): Likewise. (ix86_local_alignment): Likewise. (ix86_minimum_alignment): Likewise. (ix86_expand_epilogue): Don't check use_avx256_p when generating vzeroupper. (ix86_expand_call): Likewise. * config/i386/i386.h (machine_function): Remove use_vzeroupper_p and use_avx256_p. Add rescan_vzeroupper_p. 2010-11-24 Joseph Myers * toplev.c: Include . 2010-11-24 Richard Guenther PR lto/43218 * lto-symtab.c (lto_cgraph_replace_node): Mark edges with conflicting function signatures as non-inlineable. 2010-11-24 Jakub Jelinek PR rtl-optimization/46614 * sched-deps.c (NON_FLUSH_JUMP_KIND, NON_FLUSH_JUMP_P): Define. (deps_analyze_insn): Mark JUMP_INSNs in last_pending_memory_flush that weren't added through flush_pending_lists with NON_FLUSH_JUMP_KIND. (sched_analyze_2, sched_analyze_insn): Check NON_FLUSH_JUMP_P on INSN_LIST instead of JUMP_P check on its operand. * sched-rgn.c (concat_INSN_LIST): Copy over REG_NOTE_KIND. 2010-11-24 Richard Guenther * lto-streamer-in.c (input_gimple_stmt): Use types_compatible_p. 2010-11-24 Richard Guenther PR lto/46606 * lto-streamer-in.c (input_gimple_stmt): When we cannot find a FIELD_DECL that is type correct issue a warning and fixup with a VIEW_CONVERT_EXPR. 2010-11-24 Basile Starynkevitch * doc/invoke.texi (Options for Debugging Your Program or GCC): Explain static numbering of dump files. 2010-11-24 Joseph Myers * common.opt (user_vect_verbosity_level): New Variable entry. (ftree-vectorizer-verbose=): Mark as UInteger. * flag-types.h (enum vect_verbosity_levels): Move from enum verbosity_levels in tree-vectorizer.h. * opts.c: Don't include tree.h. (vect_set_verbosity_level): Move from tree-vectorizer.c. Use gcc_options parameter; take integer option argument. (common_handle_option): Update call to vect_set_verbosity_level. * tree-vectorizer.c (user_vect_verbosity_level): Remove. (vect_set_verbosity_level): Move to opts.c. (vect_verbosity_level, vect_print_dump_info): Update for change of enum name. * tree-vectorizer.h (enum verbosity_levels): Move to flag-types.h. (vect_print_dump_info): Update for change of enum name. * tree.h (vect_set_verbosity_level): Remove. * Makefile.in (opts.o): Update dependencies. 2010-11-24 Jakub Jelinek PR middle-end/46629 * cfgexpand.c (maybe_cleanup_end_of_block): Test NEXT_INSN (insn) instead of insn with any_condjump_p. 2010-11-24 Mingjie Xing * config/mips/loongson.md: Change the description comment of the file and update the copyright years. (define_insn "div3): Add loongson3a support. (define_insn "mod3"): Likewise. * config/mips/mips.md: Rename mul3_mul3_ls2ef to mul3_mul3_loongson. (define_expand "mul3"): Add TARGET_LOONGSON_3A. (define_insn "mul3_mul3_loongson"): Add loongson3a support. 2010-11-23 Joseph Myers * common.opt (initial_max_fld_align, flag_debug_asm, flag_dump_rtl_in_asm, flag_dump_all_passed, rtl_dump_and_exit, flag_print_asm_name, graph_dump_format, help_printed, help_columns, flag_opts_finished): New Variable entries. (fdbg-cnt-list, fdbg-cnt=, fdebug-prefix-map=, frandom-seed, frandom-seed=): Mark deferred. (fsched-verbose=): Use UInteger and Var. * flags.h (set_struct_debug_option, flag_print_asm_name, rtl_dump_and_exit, flag_debug_asm, flag_dump_rtl_in_asm, graph_dump_format): Don't declare here. * haifa-sched.c (sched_verbose_param, fix_sched_param): Remove. * opts-global.c: Include dbgcnt.h and debug.h. (decode_options): Pass location to finish_options. (handle_common_deferred_options): Check flag_dump_all_passed. Handle OPT_fdbg_cnt_, OPT_fdbg_cnt_list, OPT_fdebug_prefix_map_, OPT_frandom_seed and OPT_frandom_seed_. Don't assert on OPT_fstack_limit. * opts.c: Don't include toplev.h, dbgcnt.h or debug.h. (set_struct_debug_option): Add location_t parameter. Update recursive call. Use error_at. (default_options_optimization): Use error_at. (finish_options): Add location_t parameter. Use opts->x_flag_opts_finished instead of first_time_p. Use opts->x_optimize instead of optimize. Use error_at. Pass location to inform. (print_filtered_help): Use opts->x_help_printed to track what options have been printed. (print_specific_help): Use opts->x_help_columns to track number of columns. (common_handle_option): Pass locations and gcc_options pointers to more functions. Use warning_at instead of fnotice and warning. Don't handle OPT_fdbg_cnt_, OPT_fdbg_cnt_list or OPT_fdebug_prefix_map_. Use error_at. Set opts->x_initial_max_fld_align; don't set maximum_field_alignment. Don't handle OPT_frandom_seed or OPT_frandom_seed_. Don't handle OPT_fsched_verbose_. (handle_param): Add location_r parameter. Use error_at. (set_debug_level): Add location_r parameter. Use error_at and warning_at. (setup_core_dumping): Add diagnostic_context parameter. (decode_d_option): Add gcc_options, location_t and diagnostic_context parameters and use them instead of global state. Use warning_at. (enable_warning_as_error): Use error_at. * opts.h (finish_options): Update prototype. (set_struct_debug_option): Declare here. * rtl.h (fix_sched_param): Remove. * stor-layout.c (initial_max_fld_align): Remove. * toplev.c (rtl_dump_and_exit, flag_print_asm_name, graph_dump_format, flag_debug_asm, flag_dump_rtl_in_asm): Remove. (process_options): Set maximum_field_alignment. * tree.h (initial_max_fld_align) Don't declare here. * Makefile.in (opts.o, opts-global.o): Update dependencies. 2010-11-23 Joseph Myers * flag-types.h (struct visibility_flags): Don't declare here. * flags.h (strip_off_ending, fast_math_flags_set_p, fast_math_flags_struct_set_p): Declare here. (visibility_options): Don't declare here. * opts-common.c (option_enabled, get_option_state): Move from opts.c. * opts-global.c: Include diagnostic.h instead of diagnostic-core.h. Include tree.h, langhooks.h, lto-streamer.h and toplev.h. (const_char_p, ignored_options, in_fnames, num_in_fnames, write_langs, complain_wrong_lang, postpone_unknown_option_warning, print_ignored_options, unknown_option_callback, post_handling_callback, lang_handle_option, add_input_filename, read_cmdline_options, initial_lang_mask, init_options_once, decode_cmdline_options_to_array_default_mask, set_default_handlers, decode_options): Move from opts.c. (print_ignored_options): Use warning_at instead of saving and restoring input_location. * opts.c: Include and . Include rtl.h instead of expr.h. Don't include langhooks.h, except.h or lto-streamer.h. Add more comments on includes. (strip_off_ending, setup_core_dumping, decode_d_option): Move from toplev.c. (visibility_options): Move to c-family/c-common.c. (const_char_p, ignored_options, in_fnames, num_in_fnames, write_langs, complain_wrong_lang, postpone_unknown_option_warning, print_ignored_options, unknown_option_callback, post_handling_callback, lang_handle_option, add_input_filename, read_cmdline_options, initial_lang_mask, init_options_once, decode_cmdline_options_to_array_default_mask, set_default_handlers, decode_options): Move to opts-global.c. (target_handle_option, default_options_optimization, finish_options, common_handle_option): Remove static. (option_enabled, get_option_state): Move to opts-common.c. * opts.h (common_handle_option, target_handle_option, finish_options, default_options_optimization): Declare. * toplev.c: Don't include or . (setup_core_dumping, strip_off_ending, decode_d_option): Move to opts.c. * toplev.h (strip_off_ending, decode_d_option, fast_math_flags_set_p, fast_math_flags_struct_set_p): Don't declare here. * Makefile.in (opts.o, opts-global.o): Update dependencies. 2010-11-23 Dave Korn PR driver/42690 * gcc.c (LINK_COMMAND_SPEC): Remove hard-coded pass-through plugin options, replace by call of pass-through-libs spec function to process link_gcc_c_sequence spec. (lto_libgcc_spec): Delete variable. (static_specs[]): Remove related entry. (static_spec_functions[]): Add new entry for pass-through-libs. (main): Don't generate deleted lto_libgcc_spec. (pass_through_libs_spec_func): New function to implement the new pass-through-libs spec function. * doc/invoke.texi (pass-through-libs): Document new spec function. 2010-11-23 Joseph Myers * doc/options.texi (Warning, Optimization): Document. 2010-11-23 Jan Hubicka * tree.h (DECL_HAS_IMPLICIT_SECTION_NAME_P): New macro. (tree_decl_with_vis): Add implicit_section_name_p. * targhooks.h (default_function_section): Declare. * target.def (function_section): New hook. * defaults.h (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove. * predict.c (choose_function_section): Remove. (estimate_bb_frequencies): Do not use choose_function_section. * coretypes.h (enum node_frequency): Move here from cgraph.h * cgraph.h (enum node_frequency): Remove. * varasm.c (initialize_cold_section_name, unlikely_text_section, unlikely_text_section_p): Remove. (named_subsection_entry): New structure. (get_text_section): New function. (default_function_section): New function. (function_section_1): Break out from ...; handle profile info. (function_section): ... here. (unlikely_text_section): Remove. (unlikely_text_section_p): Use function_section_1. (assemble_start_function): Do not initialize cold section. (default_section_type_flags): Do not special case cold subsection. (switch_to_section): Likewise. * output.h (get_text_section): Define. * config/i386/winnt.c: Do not special case cold section. * config/darwin-protos.h (darwin_function_section): Declare. * config/microblaze/microblaze.h (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove. * config/ia64/hpux.h (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove. (TARGET_ASM_FUNCTION_SECTION): Define to ia64_hpux_function_section. * config/ia64/ia64.c (ia64_hpux_function_section): New function. * config/darwin.c (machopic_select_section): Use darwin_function_section. (darwin_function_section): New function. * config/darwin.h (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove. (TARGET_ASM_FUNCTION_SECTION): Define. * system.h (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Poison. 2010-11-23 Iain Sandoe * config/darwin.h (LINK_COMMAND_SPEC_A): Use %(link_gcc_c_sequence). LINK_GCC_C_SEQUENCE_SPEC: Define new macro. 2010-11-23 Jakub Jelinek PR middle-end/46499 * cfgexpand.c (maybe_cleanup_end_of_block): Remove also BARRIERs following unconditional jumps. 2010-11-23 Richard Guenther * doc/md.texi (386 constraints): Clarify A constraint documentation. 2010-11-23 Basile Starynkevitch Jeremie Salvucci * gengtype.c (enum typekind, struct options) (struct nested_ptr_data, struct pair, NUM_PARAM) (enum gc_used_num, struct type, UNION_P, UNION_OR_STRUCT_P): Move to gengtype.h. (string_type, scalar_nonchar, scalar_nonchar, scalar_char): Remove static, add zero state_number. (typedefs, structures, param_structs, variables): Remove static. (create_option): Remove. (create_string_option, create_type_option, create_nested_option): New functions. (create_nested_ptr_option): Use create_nested_option. (note_variable, adjust_field_rtx_def, adjust_field_type): Call the new create*option functions. (process_gc_options): Adjust for discriminated option. (output_mangled_typename): Handle TYPE_NONE. (walk_type): Test option kinds. (write_types_process_field): Handle TYPE_NONE and TYPE_ARRAY. (write_func_for_structure, write_type, write_local, write_root) (write_roots, note_def_vec, dump_options): Adjust for discriminated option. * gengtype.h (typedefs, structures, param_structs, variables enum typekind): Move from gengtype.c (enum option_kind): New discriminating enumeration. (struct options): Becomes discriminated. (struct nested_ptr_data): Nove from gengtype.c (create_string_option, create_type_option, create_nested_option) (create_nested_ptr_option): New functions (struct pair, enum_gc_used_enum, NUM_PARAM, struct type, UNION_P) (UNION_OR_STRUCT_P): Move from gengtype.c * gengtype-parse.c (str_optvalue_opt, type_optvalue, option): Make discriminated options. 2010-11-23 Richard Guenther * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid doing work twice. Avoid re-allocating the ops vector all the time. 2010-11-23 Richard Guenther * tree-ssa-alias.c (refs_may_alias_p_1): Avoid calls to is_gimple_min_invariant, group tree code checks to allow combining them. (stmt_may_clobber_ref_p_1): Check for SSA_NAME instead of is_gimple_reg. 2010-11-23 Eric Botcazou * config.gcc (sparc*-*-*): Reorder. 2010-11-23 Basile Starynkevitch * gengtype.c (header_dot_h_frul, source_dot_c_frul): Remove ENABLE_CHECKING around DBGPRINTF. 2010-11-22 Joseph Myers * common.opt (exit_after_options, write_symbols, debug_info_level, use_gnu_debug_info_extensions): New Variable entries. (fprofile-dir=): Use Var. * flag-types.h (enum debug_info_level): Rename to enum debug_info_levels. * flags.h (write_symbols, debug_info_level, use_gnu_debug_info_extensions): Remove declarations. * opts.c (exit_after_options, write_symbols, debug_info_level): Remove. (set_struct_debug_option): Make static variables const. (use_gnu_debug_info_extensions): Remove. (set_debug_level, print_filtered_help, print_specific_help, fast_math_flags_set_p): Take gcc_options parameters and use them in place of global variables. (print_filtered_help): Make new_help non-static. (print_specific_help): Update call to print_filtered_help. (common_handle_option): Update calls to print_specific_help. Use gcc_options structure for more settings. Make --help table const. Don't handle OPT_fprofile_dir_ here. Update calls to set_debug_level. * toplev.c (profile_data_prefix): Remove. * toplev.h (profile_data_prefix, exit_after_options): Remove declarations. (fast_math_flags_set_p): Update prototype. * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Update call to fast_math_flags_set_p. 2010-11-22 Richard Henderson PR target/46434 * config/crx/crx.c (crx_addr_reg): Rename from crx_addr_reg_p; return the address register extracted. (crx_decompose_address): Update the extracted address register. 2010-11-22 Dmitry Gorbachev PR driver/43335 * gcc.c (main): Don't crash when lto-wrapper program is not found. 2010-11-22 Joern Rennecke PR target/46608 * config/picochip/picochip.c (picochip_secondary_reload): Make static. * config/picochip/picochip-protos.h: Don't include "target.h" . (picochip_secondary_reload): Don't declare. PR target/46613 * config/m32c/m32c-protos.h (m32c_conditional_register_usage): Declare. * config/m32c/m32c.c (m32c_conditional_register_usage): No longer static. 2010-11-22 H.J. Lu PR bootstrap/46609 * gengtype.c (header_dot_h_frul): Check ENABLE_CHECKING. (source_dot_c_frul): Likewise. 2010-11-22 Basile Starynkevitch * gimple-pretty-print.c (dump_bb_header): Add check for cfun. 2010-11-22 Paolo Bonzini PR bootstrap/44970 * Makefile.in (fwprop.o) Add sparseset.h. * fwprop.c: Include sparseset.h (struct find_occurrence_data, find_occurrence_callback, find_occurrence): Remove. (active_defs, active_defs_check, register_active_defs, update_df_init, update_uses): New. (update_df): Rewrite. (try_fwprop_subst, forward_propagate_asm): Add calls to update_df_init and update_df. (fwprop_init): Allocate active_defs and active_defs_check. (fwprop_done): Free them. (fwprop, fwprop_addr): Adjust comments. * df.h (df_uses_create): Declare. * df-scan.c (df_install_ref_incremental): Break out of df_ref_create. (df_ref_create): Return result of df_ref_create_structure directly. (df_ref_create_structure): Call df_install_ref_incremental when no collection_rec is passed. (df_ref_record): Do not create multiword hard reg info when no collection_rec is passed. (df_uses_create): New. 2010-11-21 Uros Bizjak PR middle-end/43057 * fold-const.c (pedantic_non_lvalue_loc): Unshare x before setting location. 2010-11-22 Richard Guenther * gimple-fold.c (maybe_fold_reference): When canonicalizing MEM_REFs, preserve volatileness. * cgraphbuild.c (mark_address): Properly check for FUNCTION_DECL addresses. 2010-11-22 Richard Guenther * tree-ssa-ccp.c (get_base_constructor): Remove superfluous breaks. 2010-11-22 Alexander Monakov PR rtl-optimization/45652 * alias.c (get_reg_base_value): New. * rtl.h (get_reg_base_value): Add prototype. * sel-sched.c (init_regs_for_mode): Use it. Don't use registers with non-null REG_BASE_VALUE for renaming. 2010-11-22 Jeremie Salvucci Basile Starynkevitch * gengtype.c: Include xregex.h and obstack.h Added comments about role of get_output_file_with_visibility and our regexpr machinery. (frul_actionrout_t, struct file_rule_st): New. (hader_dot_h_frul, source_dot_c_frul): New functions. (NULL_REGEX, NULL_FRULACT): New. (files_rules): New. (matching_file_name_substitute): New function. (get_output_file_with_visibility): Updated comments and rewritten to use the new files_rules machinery. * Makefile.in (XREGEX_H): Added variable. (build/gengtype.o): Added dependencies for xregex.h and obstack.h 2010-11-21 Nathan Froyd * system.h (FUNCTION_ARG_BOUNDARY): Really poison. 2010-11-21 Nathan Froyd * target.def (conditional_register_usage): Define. * reginfo.c (init_reg_sets_1): Call targetm.conditional_register_usage. * system.h (CONDITIONAL_REGISTER_USAGE): Poison. * doc/tm.texi.in (CONDITIONAL_REGISTER_USAGE): Adjust language for making it a hook. * doc/tm.texi: Regenerate. * config/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Move logic... * config/alpha/alpha.c (alpha_conditional_register_usage): ...here. New function. (TARGET_CONDITIONAL_REGISTER_USAGE): Define. * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): Move logic... * config/arc/arc.c (arc_conditional_register_usage): ...here. New function. (TARGET_CONDITIONAL_REGISTER_USAGE): Define. * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move logic... * config/arm/arm.c (arm_conditional_register_usage): ...here. New function. (TARGET_CONDITIONAL_REGISTER_USAGE): Define. * config/bfin/bfin.h (CONDITIONAL_REGISTER_USAGE): Delete. * config/bfin/bfin-protos.h (conditional_register_usage): Delete. * config/bfin/bfin.c (conditional_register_usage): Move code into... (bfin_conditional_register_usage): ...here. New function. (TARGET_CONDITIONAL_REGISTER_USAGE): Define. * config/cris/cris.h (CONDITIONAL_REGISTER_USAGE): Delete. * config/cris/cris-protos.h (cris_conditional_register_usage): Delete. * config/cris/cris.c (cris_conditional_register_usage): Make static. (TARGET_CONDITIONAL_REGISTER_USAGE): Define. * config/fr30/fr30.h (FIXED_REGISTERS): Adjust comment. * config/frv/frv.h (CONDITIONAL_REGISTER_USAGE): Delete. * config/frv/frv-protos.h (frv_conditional_register_usage): Delete. * config/frv/frv.c (frv_conditional_register_usage): Make static. (TARGET_CONDITIONAL_REGISTER_USAGE): Define. * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Move logic... * config/h8300/h8300.c (h8300_conditional_register_usage): ...here. New function. (TARGET_CONDITIONAL_REGISTER_USAGE): Define. * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Delete. * config/i386/i386-protos.h (ix86_conditional_register_usage): Delete. * config/i386/i386.c (ix86_conditional_register_usage): Make static. (TARGET_CONDITIONAL_REGISTER_USAGE): Define. * config/m32c/m32c.h (CONDITIONAL_REGISTER_USAGE): Delete. * config/m32c/m32c-protos.h (m32c_conditional_register_usage): Delete. * config/m32c/m32c.c (m32c_conditional_register_usage): Make static. (TARGET_CONDITIONAL_REGISTER_USAGE): Define. * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Move logic... * config/m32r/m32r.c (m32r_conditional_register_usage): ...here. New function. (TARGET_CONDITIONAL_REGISTER_USAGE): Define. * config/m68hc11/m68hc11.h (CONDITIONAL_REGISTER_USAGE): Delete. * config/m68hc11/m68hc11-protos.h (m68hc11_conditional_register_usage): Delete. * config/m68hc11/m68hc11.c (m68hc11_conditional_register_usage): Make static. (TARGET_CONDITIONAL_REGISTER_USAGE): Define. * config/mep/mep.h (CONDITIONAL_REGISTER_USAGE): Delete. * config/mep/mep-protos.h (mep_conditional_register_usage): Delete. * config/mep/mep.c (mep_conditional_register_usage): Make static. (TARGET_CONDITIONAL_REGISTER_USAGE): Define. * config/mips/mips.h (CONDITIONAL_REGISTER_USAGE): Delete. * config/mips/mips-protos.h (mips_conditional_register_usage): Delete. * config/mips/mips.c (mips_conditional_register_usage): Make static. (TARGET_CONDITIONAL_REGISTER_USAGE): Define. * config/mmix/mmix.h (CONDITIONAL_REGISTER_USAGE): Delete. * config/mmix/mmix-protos.h (mmix_conditional_register_usage): Delete. * config/mmix/mmix.c (mmix_conditional_register_usage): Make static. (TARGET_CONDITIONAL_REGISTER_USAGE): Define. * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Move logic... * config/mn10300/mn10300.c (mn10300_conditional_register_usage): ...here. New function. (TARGET_CONDITIONAL_REGISTER_USAGE): Define. * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Move logic... * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): ...with this... * config/pa/pa.c (pa_conditional_register_usage): ...here. New function. (TARGET_CONDITIONAL_REGISTER_USAGE): Define. * config/pdp11/pdp11.h (CONDITIONAL_REGISTER_USAGE): Move logic... * config/pdp11/pdp11.c (pdp11_conditional_register_usage): ...here. New function. (TARGET_CONDITIONAL_REGISTER_USAGE): Define. * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Delete. * config/rs6000/rs6000-protos.h (rs6000_conditional_register_usage): Delete. * config/rs6000/rs6000.c (rs6000_conditional_register_usage): Make static. (TARGET_CONDITIONAL_REGISTER_USAGE): Define. * config/rx/rx.h (CONDITIONAL_REGISTER_USAGE): Delete. * config/rx/rx-protos.h (rx_conditional_register_usage): Delete. * config/rx/rx.c (rx_conditional_register_usage): Make static. (TARGET_CONDITIONAL_REGISTER_USAGE): Define. * config/s390/s390.h (CONDITIONAL_REGISTER_USAGE): Delete. * config/s390/s390-protos.h (s390_conditional_register_usage): Delete. * config/s390/s390.c (s390_conditional_register_usage): Make static. (TARGET_CONDITIONAL_REGISTER_USAGE): Define. * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Move logic... * config/score/score.c (score_conditional_register_usage): ...here. New function. (TARGET_CONDITIONAL_REGISTER_USAGE): Define. * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Move logic... * config/sh/sh.c (sh_conditional_register_usage): ...here. New function. (TARGET_CONDITIONAL_REGISTER_USAGE): Define. * config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Move logic... * config/sparc/sparc.c (sparc_conditional_register_usage): ...here. New function. (TARGET_CONDITIONAL_REGISTER_USAGE): Define. * config/spu/spu.h (CONDITIONAL_REGISTER_USAGE): Delete. * config/spu/spu-protos.h (spu_conditional_register_usage): Delete. * config/spu/spu.c (spu_conditional_register_usage): Make static. (TARGET_CONDITIONAL_REGISTER_USAGE): Define. * config/v850/v850.h (CONDITIONAL_REGISTER_USAGE): Move logic... * config/v850/v850.c (v850_conditional_register_usage): ...here. New function. (TARGET_CONDITIONAL_REGISTER_USAGE): Define. 2010-11-21 Jan Hubicka Dominique d'Humieres PR target/46510 * tree-emutls.c (get_emutls_init_templ_addr, new_emutls_decl): Do not finalize external decls. 2010-11-21 Joseph Myers * system.h (strerror): Poison. 2010-11-21 Richard Henderson * config/ia64/ia64.c (ia64_expand_builtin): Use the correct mode for infq/huge_valq. 2010-11-21 Richard Henderson PR rtl-optimization/46571 * gcse.c (hash_scan_set): Use next_nonnote_nondebug_insn. (compute_hash_table_work): Use NONDEBUG_INSN_P. 2010-11-21 Paul Koning * config/mips/pdp11.md (negsi2): Fix wrong code. 2010-11-21 Paul Koning * config/mips/pdp11.c (pdp11_legitimate_address_p): New function. * config/mips/pdp11.h (GO_IF_LEGITIMATE_ADDRESS): Delete. 2010-11-21 Eric Botcazou * config/mips/mips.c (machine_function): Rename load_label_length to load_label_num_insns. (mips_load_label_length): Rename to... (mips_load_label_num_insns): ...this. Adjust to first renaming. (mips_adjust_insn_length): Adjust to second renaming. Fix thinko. 2010-11-21 Uros Bizjak PR target/46533 * config/alpha/predicates.md (direct_call_operand): Return false for !TARGET_SMALL_TEXT targets. 2010-11-20 Joseph Myers * doc/tm.texi.in (HANDLE_SYSV_PRAGMA, HANDLE_PRAGMA_PACK_PUSH_POP): Remove. (HANDLE_PRAGMA_PACK_WITH_EXPANSION): Don't refer to HANDLE_SYSV_PRAGMA. * doc/tm.texi: Regenerate. * system.h (HANDLE_PRAGMA_PACK_PUSH_POP, HANDLE_SYSV_PRAGMA, HANDLE_PRAGMA_WEAK): Poison. * config/alpha/elf.h (HANDLE_SYSV_PRAGMA): Don't define. * config/alpha/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define. * config/alpha/osf5.h (HANDLE_SYSV_PRAGMA): Don't define. * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Don't define. * config/arm/arm.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define. * config/arm/netbsd.h (HANDLE_SYSV_PRAGMA): Don't define. * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define. * config/darwin.h (HANDLE_SYSV_PRAGMA): Don't define. (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define. * config/elfos.h (HANDLE_SYSV_PRAGMA): Don't define. * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define. * config/frv/frv.h (HANDLE_SYSV_PRAGMA): Don't define. * config/i386/cygming.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define. * config/i386/djgpp.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define. * config/i386/i386-interix.h (HANDLE_SYSV_PRAGMA): Don't define. (HANDLE_PRAGMA_WEAK): Don't undefine. * config/i386/netware.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define. * config/i386/vxworks.h (HANDLE_SYSV_PRAGMA): Don't define. * config/ia64/hpux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define. * config/ia64/ia64.h (HANDLE_SYSV_PRAGMA): Don't define. * config/interix.h (HANDLE_SYSV_PRAGMA): Don't define. (HANDLE_PRAGMA_WEAK): Don't undefine. * config/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define. * config/m32r/linux.h (HANDLE_SYSV_PRAGMA): Don't define. (HANDLE_PRAGMA_PACK): Don't undefine. * config/m32r/m32r.h (HANDLE_SYSV_PRAGMA): Don't undefine. * config/mep/mep.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define. * config/mips/elf.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define. * config/mips/sde.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define. * config/mmix/mmix.h (HANDLE_SYSV_PRAGMA): Don't define. * config/netbsd.h (HANDLE_SYSV_PRAGMA): Don't define. (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define. * config/openbsd.h (HANDLE_SYSV_PRAGMA): Don't define. * config/pa/pa-hpux.h (HANDLE_SYSV_PRAGMA): Don't define. (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define. * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Don't define. * config/rs6000/sysv4.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define. * config/rx/rx.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define. * config/score/elf.h (HANDLE_SYSV_PRAGMA): Don't define. * config/spu/spu.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define. * config/stormy16/stormy16.h (HANDLE_SYSV_PRAGMA): Don't define. * config/xtensa/elf.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define. 2010-11-20 Eric Botcazou PR target/31100 * config/sparc/sparc.h (ASM_OUTPUT_ALIGN_WITH_NOP): Move to... * config/sparc/sol2.h (ASM_OUTPUT_ALIGN_WITH_NOP): ...here. * config/sparc/sol2-gas.h (ASM_OUTPUT_ALIGN_WITH_NOP): Undefine. 2010-11-20 Jan Hubicka * cgraph.c (ld_plugin_symbol_resolution_names): New. (dump_cgraph_node): Dump resolution. * cgraph.h (ld_plugin_symbol_resolution_names): Declare. (cgraph_comdat_can_be_unshared_p): Dclare. * lto-streamer-out.c (produce_symtab): Use cgraph_comdat_can_be_unshared_p. * ipa.c (cgraph_address_taken_from_non_vtable_p): New function. (cgraph_comdat_can_be_unshared_p): New function based on logic in cgraph_externally_visible_p. (cgraph_externally_visible_p): Use it. (varpool_externally_visible_p): Virtual tables can be unshared. * varpool.c (dump_varpool_node): Dump resolution. 2010-11-20 Jan Hubicka * stmt.c (lshift_cheap_p): Support properly optimize_insn_for_speed_p. 2010-11-20 Ralf Wildenhues PR other/46202 * Makefile.in (install_sh, INSTALL_STRIP_PROGRAM): New variables. (AR_FOR_TARGET, RANLIB_FOR_TARGET, STRIP_FOR_TARGET): Fix shell quoting. (STRIP_FOR_TARGET): Look for in-tree strip under name strip-new. (install-strip): New target. (STRIPPROG): New variable, exported if STRIP is set. * doc/install.texi (Final install): Minor markup and code style fixes. Document install-strip target. 2010-11-20 Paul Koning * config/pdp11/pdp11-protos.h (pdp11_initial_elimination_offset, pdp11_regno_reg_class): New functions. * config/pdp11/pdp11.md (define_constants): Add register numbers. * config/pdp11/pdp11.c (pdp11_regno_reg_class, pdp11_sp_frame_offset, pdp11_initial_elimination_offset): New functions. * config/pdp11/pdp11.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Add frame pointer and argument pointer pseudo-registers. (ARG_POINTER_REGNUM): Define. (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Add frame pointer and argument pointer. (FIRST_PARM_OFFSET): Update for argument pointer. (INITIAL_FRAME_POINTER_OFFSET): Delete. (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): New macros. (REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_INDEX_P, REGISTER_NAMES): Add frame pointer and argument pointer. 2010-11-20 Jakub Jelinek PR debug/46561 * tree-parloops.c (try_create_redunction_list): Ignore debug stmts when looking for immediate uses. PR tree-optimization/45830 * stmt.c (expand_switch_using_bit_tests_p): New function. (expand_case): Use it. * tree.h (expand_switch_using_bit_tests_p): New prototype. * tree-switch-conversion.c (struct switch_conv_info): Add bit_test_uniq, bit_test_count and bit_test_bb fields. (check_range): Fix a comment. (check_process_case): Compute bit_test_uniq and bit_test_count. (create_temp_arrays): Use XCNEWVEC, merge 3 arrays into one allocation. (free_temp_arrays): Use XDELETEVEC, adjust for the 3 arrays merging. (constructor_contains_same_values_p): Use FOR_EACH_VEC_ELT. (array_value_type): New function. (build_one_array): Use it, if it returned different type, fold_convert all constructor fields and convert back to the wider type in the generated code. (process_switch): Initialize bit_test_uniq, bit_test_count and bit_test_bb fields. Don't optimize if expand_switch_using_bit_tests_p returned true. 2010-11-19 Michael Matz PR tree-optimization/46077 * tree-chrec.c (eq_evolutions_p): Accept some expressions. 2010-11-19 Anatoly Sokolov * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Remove. * config/mn10300/mn10300.c (mn10300_asm_output_addr_const_extra): New function. (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define. 2010-11-19 Uros Bizjak * mode-switching.c (optimize_mode_switching): Use FOR_BB_INSNS instead of open-coded loop. * cfgrtl.c (redirect_branch_edge): Ditto. 2010-11-19 Joern Rennecke PR target/46436 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Split shift count to accomodate 32 bit HOST_WIDE_INT. (m68hc11_emit_logical): Remove unused variable insn. (m68hc11_check_z_replacement) : Set this_insn_uses_ix and this_insn_uses_iy before use. PR target/46434 * config/crx/crx.c (crx_expand_epilogue): Remove unused variable. 2010-11-19 Joseph Myers PR c/46547 * c-tree.h (in_late_binary_op): Move to c-family/c-common.h. * c-typeck.c (in_late_binary_op): Move to c-family/c-common.c. 2010-11-19 Michael Meissner * doc/extend.texi (Function attributes): Document PowerPC target attributes that are supported. (Pragmas): Document that PowerPC now supports target pragmas. * doc/options.texi (TargetVariable): Document TargetVariable, HeaderInclude, and SourceInclude. * doc/invoke.texi (-mfused-madd): Document that -mfused-madd is mapped to -ffp-contract=fast, and -mno-fused-madd is mapped to -ffp-contract=off. * optc-gen.awk: Add support for TargetVariable, HeaderInclude, and SourceInclude directives. Fix a cut+paste error with target save enum variables. Sort enums in the structures after ints and before shorts. * opth-gen.awk: Ditto. * configure.ac: Add support for HeaderInclude and SourceInclude option directives to add the appropriate files to the dependency lists. * configure: Regenerate. * Makefile.in (OPTIONS_H_EXTRA): New variable for HeaderInclude. (OPTIONS_C_EXTRA): New variable for SourceInclude. (OPTIONS_H): Add $(OPTIONS_H_EXTRA). (options.o): Add $(OPTIONS_C_EXTRA) dependency. (gcc-options.o): Ditto. * opt-include.awk: New awk script to handle HeaderInclude and TargetInclude. * config/rs6000/aix.opt (-mxl-compat): Mark option as Save so it gets saved in the target options. * config/rs6000/linux64.opt (-mprofile-kernel): Ditto. * config/rs6000/sysv4.opt (-mbit-align): Ditto. (-mprototype): Ditto. (-mbit-word): ditto. (-mregnames): Ditto. (-msecure-plt): Ditto. (-mbss-plt): Ditto. * config/rs6000/rs6000.opt (-mpowerpc-gpopt): Ditto. (-mpowerpc-gfxopt): Ditto. (-mmfcrf): Ditto. (-mpopcntb): Ditto. (-mfprnd): Ditto. (-mcmpb): Ditto. (-mmmfpgpr): Ditto. (-maltivec): Ditto. (-mhard-dfp): Ditto. (-mmulhw): Ditto. (-mdlmzb): Ditto. (-mmultiple): Ditto. (-mstring): Ditto. (-mpopcntd): Ditto. (-mfriz): Ditto. (-mvsx): Ditto. (-mno-update): Ditto. (-mavoid-indexed-addresses): Ditto. (-mtls-markers): Ditto. (-msched-epilog): Ditto. (-msched-prolog): Ditto. (-maix-struct-return): Ditto. (-msvr4-struct-return): Ditto. (-mxl-compat): Ditto. (-mrecip-precision): Ditto. (-mfp-in-toc): Ditto. (-msum-in-toc): Ditto. (-mvrsave): Ditto. (-mblock-move-inline-limit=): Ditto. (-misel): Ditto. (-mpaired): Ditto. (-mlongcall): Ditto. (-mgen-cell-microcode): Ditto. (-mwarn-cell-microcode): Ditto. (-mwarn-altivec-long): Ditto. (-mprioritize-restricted-insns=): Ditto. (-msingle-float): Ditto. (-mdouble-float): Ditto. (-msimple-fpu): Ditto. (-mxilinx-fpu): Ditto. * config/rs6000/aix64.opt (-mpe): Ditto. * config/rs6000/rs6000.opt (HeaderInclude): Include rs6000-opts.h. (rs6000_cpu): Move variable to be a target variable. Rename cmodel to rs6000_current_cmodel because of macro conflict. Merge -mdebug= variables into a single int. (rs6000_always_hint): Ditto. (rs6000_sched_groups): Ditto. (rs6000_align_branch_targets): Ditto. (rs6000_sched_costly_dep): Ditto. (rs6000_sched_insert_nops): Ditto. (rs6000_long_double_type_size): Ditto. (rs6000_ieeequad): Ditto. (rs6000_altivec_abi): Ditto. (rs6000_spe): Ditto. (rs6000_spe_abi): Ditto. (rs6000_float_gprs): Ditto. (rs6000_darwin64_abi): Ditto. (can_override_loop_align): Ditto. (rs6000_sdata): Ditto. (rs6000_tls_size): Ditto. (rs6000_current_abi): Ditto. (rs6000_traceback): Ditto. (rs6000_alignment_flags): Ditto. (rs6000_current_cmodel): Ditto. (rs6000_recip_control): Ditto. (rs6000_cpu_index): Ditto. (rs6000_tune_index): Ditto. (rs6000_debug): Ditto. (rs6000_target_flags_explict): Ditto. * config/rs6000/rs6000-protos.h (rs6000_pragma_target_parse): Add declaration. * config/rs6000/linux64.h (rs6000_current_cmode): Rename from cmodel. Change all uses. * config/rs6000/rs6000.c (rs6000_always_hint): Move to rs6000.opt. Combine -mdebug= variables into a single int. Rename cmodel to rs6000_current_cmodel. (rs6000_sched_groups): Ditto. (rs6000_align_branch_targets): Ditto. (rs6000_sched_costly_dep): Ditto. (rs6000_sched_insert_nops): Ditto. (rs6000_long_double_type_size): Ditto. (rs6000_ieeequad): Ditto. (rs6000_altivec_abi): Ditto. (rs6000_spe): Ditto. (rs6000_spe_abi): Ditto. (rs6000_float_gprs): Ditto. (rs6000_darwin64_abi): Ditto. (can_override_loop_align): Ditto. (rs6000_sdata): Ditto. (rs6000_tls_size): Ditto. (rs6000_current_abi): Ditto. (rs6000_traceback): Ditto. (rs6000_alignment_flags): Ditto. (rs6000_current_cmodel): Ditto. (rs6000_recip_control): Ditto. (rs6000_cpu_index): Ditto. (rs6000_tune_index): Ditto. (rs6000_debug): Ditto. (rs6000_target_flags_explict): Ditto. (rs6000_sched_insert_nops_str): Make static. (rs6000_sched_costly_dep_str): Ditto. (rs6000_recip_name): Ditto. (rs6000_abi_name): Ditto. (rs6000_sdata_name): Ditto. (enum rs6000_traceback_name): Move to rs6000-opts.h. (rs6000_parse_tls_size_option): Delete. (rs6000_valid_attribute_p): New function for target attributes and pragmas. (rs6000_function_specific_save): Ditto. (rs6000_function_specific_restore): Ditto. (rs6000_function_specific_print): Ditto. (rs6000_can_inline_p): Ditto. (rs6000_set_current_function): Ditto. (rs6000_inner_target_options): Ditto. (rs6000_debug_target_options): Ditto. (rs6000_pragma_target_parse): Ditto. (TARGET_OPTION_VALID_ATTRIBUTE_P): Define target hooks for target attributes and pragmas. (TARGET_OPTION_SAVE): Ditto. (TARGET_OPTION_RESTORE): Ditto. (TARGET_OPTION_PRINT): Ditto. (TARGET_CAN_INLINE_P): Ditto. (TARGET_SET_CURRENT_FUNCTION): Ditto. (POWER_MASKS): Move to file level scope from the rs6000_option_override_internal function. (POWERPC_MASKS): Ditto. (ISA_*_MASKS): Ditto. (struct rs6000_ptt): Ditto. (processor_target_table): Ditto. (rs6000_cpu_name_lookup): Map cpu name to an index in processor_target_table. (rs6000_debug_reg_global): Print more information on processor options for -mdebug=reg. (rs6000_init_hard_regno_mode_ok): Add support for target attributes and pragmas. Merge all -mdebug= fields into one. Allow -mdebug=val1,val2. Rename cmodel variable. (rs6000_option_override_internal): Ditto. (rs6000_option_override): Ditto. (rs6000_handle_option): Ditto. (rs6000_conditional_register_usage): Add debug trace message. (struct rs6000_opt_mask): New for target attribute/pragma support. (rs6000_opt_masks): Ditto. (struct rs6000_opt_var): Ditto. (rs6000_opt_vars): Ditto. (rs6000_previous_function): Ditto. * config/rs6000/rs6000.h (top level): Include rs6000-opts.h if it wasn't already included. (enum rs6000_cmodel): Move to rs6000-opts.h or rs6000.opt. (enum processor_type): Ditto. (rs6000_cpu): Ditto. (enum fpu_type_t): Ditto. (fpu_type): Ditto. (enum rs6000_dependence_cost): Ditto. (enum rs6000_nop_insertion): Ditto. (enum group_termination): Ditto. (rs6000_long_double_type_size): Ditto. (rs6000_ieeequad): Ditto. (rs6000_altivec_abi): Ditto. (rs6000_spe_abi): Ditto. (rs6000_spe): Ditto. (rs6000_float_gprs): Ditto. (rs6000_alignment_flags): Ditto. (rs6000_sched_insert_nops): Ditto. (enum rs6000_vector): Ditto. (enum rs6000_abi): Ditto. (rs6000_current_opt): Ditto. (rs6000_debug_*): Delete. (MASK_DEBUG*): Combine -mdebug=xxxx into one int. (TARGET_DEBUG*): Ditto. * config/rs6000/rs6000-opts.h: New header file to define the enums that are used in target variables that are now defined in rs6000.opt. * config/rs6000/sysv4.h (enum rs6000_sdata_type): Move to rs6000-opts.h. (rs6000_sdata): Ditto. (rs6000_abi_name): Delete. (rs6000_sdata_name): Ditto. (rs6000_tls_size_string): Ditto. 2010-11-19 Joseph Myers * common.opt (debug_struct_ordinary, debug_struct_generic): New Variable entries. * dwarf2out.c (matches_main_base, dump_struct_debug, DUMP_GSTRUCT, should_emit_struct_debug): Move from opts.c. * flag-types.h (enum debug_struct_file): Move from opts.c. * flags.h (should_emit_struct_debug): Remove. (base_of_path): Declare. (set_struct_debug_option): Add gcc_options parameter. * optc-gen.awk, opth-gen.awk: Handle array variables. * opts.c (enum debug_struct_file, debug_struct_ordinary, debug_struct_generic): Remove. (set_struct_debug_option): Add gcc_options parameter. (base_of_path): Remove static. (main_input_basename, main_input_baselength, matches_main_base, dump_struct_debug, DUMP_GSTRUCT, should_emit_struct_debug): Remove. * toplev.c (main_input_basename, main_input_baselength): Define here. * toplev.h (main_input_basename, main_input_baselength): Declare here. 2010-11-19 Joseph Myers * common.opt (flag_instrument_functions_exclude_functions, flag_instrument_functions_exclude_files): New Variable definitions. * flags.h (flag_instrument_functions_exclude_p): Don't declare. * gimplify.c (char_p): Declare type and vectors. (flag_instrument_functions_exclude_p): Moved from opts.c. Make static. * opts.c (flag_instrument_functions_exclude_functions, flag_instrument_functions_exclude_files): Remove. (add_comma_separated_to_vector): Take void **. (flag_instrument_functions_exclude_p): Move to gimplify.c. (common_handle_option): Use options structure for -finstrument-functions-exclude- options. 2010-11-19 Joseph Myers * doc/options.texi (Var): Document effects of Defer. (Defer): Document. * opt-functions.awk (var_type, var_set): Handle deferred options. * opts-common.c (set_option): Handle CLVC_DEFER. * common.opt (fcall-saved-, fcall-used-, fdump-, ffixed-, fplugin=, fplugin-arg-, fstack-limit, fstack-limit-register=, fstack-limit-symbol=): Mark as deferred. * opts.c: Don't include rtl.h, ggc.h, output.h, tree-pass.h or plugin.h. (print_filtered_help): Don't report state of CLVC_DEFER options. (common_handle_option): Move code for OPT_fcall_used_, OPT_fcall_saved_, OPT_fdump_, OPT_ffixed_, OPT_fplugin_, OPT_fplugin_arg_, OPT_fstack_limit, OPT_fstack_limit_register_ and OPT_fstack_limit_symbol_ to opts-global.c. (option_enabled, get_option_state): Handle CLVC_DEFER. * opts.h: Include vec.h. (enum cl_var_type): Add CLVC_DEFER. (cl_deferred_option): Define type and vectors. (handle_common_deferred_options): Declare. * opts-global.c: New. * toplev.c (toplev_main): Call handle_common_deferred_options * Makefile.in (OPTS_H): Include $(VEC_H). (OBJS-common): Include opts-global.o. (opts.o): Update dependencies. (opts-global.o): Add dependencies. 2010-11-19 Nicola Pero * c-parser.c (c_parser_objc_protocol_definition): Pass attributes to objc_declare_protocols. 2010-11-19 Richard Guenther PR lto/45789 * lto-streamer-out.c (lto_output_ts_common_tree_pointers): For IDENTIFIERs do not stream TREE_TYPE. * lto-streamer-in.c (lto_input_ts_common_tree_pointers): Likewise. 2010-11-19 Christian Borntraeger * config/s390/s390.c (s390_function_arg_integer): Handle NULLPTR_TYPE. 2010-11-19 Jakub Jelinek PR target/45870 * dwarf2out.c (const_ok_for_output_1): Don't complain about non-delegitimized TLS UNSPECs. 2010-11-18 Jack Howarth Ian Lance Taylor * config/darwin-c.c (darwin_additional_format_types): Export. 2010-11-18 Paul Koning * config/pdp11/pdp11.h (FIRST_PARM_OFFSET): Fix case of no frame pointer. 2010-11-18 Paul Koning * config/pdp11/pdp11.md (abshi2): Delete TARGET_ABSHI_BUILTIN. * config/pdp11/pdp11.c (TARGET_DEFAULT_TARGET_FLAGS): Ditto. * config/pdp11/pdp11.opt (-mabshi): Delete. 2010-11-19 Mingjie Xing * resource.h (struct resources): Fix typo in the comment. 2010-11-19 Uros Bizjak PR target/46546 * config/i386/i386.c (ix86_reorg): Call compute_bb_for_insn. 2010-11-18 Richard Henderson PR middle-end/46515 * function.c (maybe_copy_prologue_epilogue_insn): Rename from maybe_copy_epilogue_insn; handle prologue insns as well. * rtl.h, cfglayout.c: Update for rename. * recog.c (peep2_attempt): Copy prologue/epilogue data for RTX_FRAME_RELATED_P insns. 2010-11-18 Jakub Jelinek PR middle-end/46534 * builtins.c (fold_builtin_printf): Don't copy and modify string before build_string_literal, instead modify what build_string_literal returned. 2010-11-18 Nathan Froyd PR c/33193 * c-typeck.c (build_unary_op): Call build_real_imag_expr for REALPART_EXPR and IMAGPART_EXPR. 2010-11-18 Richard Guenther PR tree-optimization/46172 * tree-vect-loop-manip.c (remove_dead_stmts_from_loop): New function. (slpeel_tree_peel_loop_to_edge): Call it. 2010-11-18 Jeff Law PR middle-end-optimization/46297 * postreload.c (reload_combine_note_store): Deal with embedded side effects in MEM expressions. 2010-11-18 Richard Guenther PR lto/45089 * dwarf2out.c (add_AT_die_ref): Work around LTO losing types when checking is not enabled. 2010-11-18 Richard Guenther PR lto/46525 * gimple.c (gimple_register_type): Update TYPE_MAIN_VARIANT of type leaders. (gimple_register_canonical_type): Also cache the canoncial type for non type leaders. 2010-11-18 Richard Guenther * lto-wrapper.c (run_gcc): Fix -flto=N parsing. 2010-11-18 Alexander Monakov PR middle-end/46518 * sel-sched-ir.c (init_expr): Use the correct type for target_available. * sel-sched.c (fill_vec_av_set): Use explicitly signed char type. 2010-11-17 Joakim Tjernlund * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Support -fpic as well as -mrelocatable at the same time. 2010-11-17 Quentin Neill PR target/46422 * config/i386/bmiintrin.h (__lzcnt_u16, __lzcnt_u32, __lzcnt_u64): Call the clz builtin. 2010-11-17 Dinar Temirbulatov Steve Ellcey PR middle-end/31490 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask if section attribute used. 2010-11-17 Jan Hubicka * builtins.c (expand_builtin_mathfn_2, expand_builtin_mathfn): Do not expand errno setting variant when optimizing for size. 2010-11-17 Eric Botcazou * postreload.c (reload_combine): Call control_flow_insn_p only once. Reverse backward loop. Fix formatting issues. 2010-11-17 Paolo Bonzini * c-parser.c (c_token_is_qualifier, c_parser_next_token_is_qualifier): New. (c_parser_declaration_or_fndef, c_parser_struct_declaration): Improve error message on specs->tagdef_seen_p. (c_parser_struct_or_union_specifier): Improve error recovery. (c_parser_declspecs): Move exit condition on C_ID_ID early. Reorganize exit condition for C_ID_TYPENAME/C_ID_CLASSNAME using c_parser_next_token_is_qualifier; extend it to cover a ctsk_tagdef typespec and !typespec_ok in general. 2010-11-17 Richard Guenther * value-prof.c (gimple_divmod_fixed_value_transform): Update the stmt. (gimple_mod_pow2_value_transform): Likewise. (gimple_mod_subtract_transform): Likewise. 2010-11-17 Richard Guenther PR lto/46504 * gimple.c (gimple_register_canonical_type): Make sure to only make type leaders canonical types. 2010-11-17 Michael Matz * timevar.def (TV_IPA_OPT, TV_EARLY_LOCAL, TV_OPTIMIZE, TV_POSTRELOAD, TV_REMOVE_UNUSED, TV_ADDRESS_TAKEN, TV_TODO, TV_VERIFY_LOOP_CLOSED, TV_VERIFY_RTL_SHARING, TV_REBUILD_FREQUENCIES, TV_REPAIR_LOOPS): New. * tree-into-ssa.c (rewrite_into_ssa): Don't push/pop timevar here ... (pass_build_ssa): ... but here. * cgraphbuild.c (pass_rebuild_cgraph): Use timevar. * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Use timevar. * tree-emutls.c (pass_ipa_lower_emutls): Ditto. * df-core.c (pass_df_initialize_opt, pass_df_initialize_no_opt): Ditto. * predict.c (rebuild_frequencies): Ditto. * tree-vectorizer.c (pass_ipa_increase_alignment): Ditto. * emit-rtl.c (verify_rtl_sharing): Ditto. * tree-cfgcleanup.c (repair_loop_structures): Ditto. * tree-ssa-live.c (remove_unused_locals): Ditto. * cfglayout.c (pass_into_cfg_layout, pass_outof_cfg_layout): Ditto. * tree-ssa.c (pass_early_warn_uninitialized, execute_update_addresses_taken, pass_update_address_taken): Ditto. * tree-optimize.c (pass_all_optimizations, pass_early_local_passes, pass_cleanup_cfg_post_optimizing, tree_rest_of_compilation): Ditto. * passes.c (pass_postreload, execute_todo): Ditto. * tree-ssanames.c (pass_release_ssa_names): Ditto. 2010-11-17 Joseph Myers * doc/invoke.texi (-dy): Remove. * langhooks-def.h (lhd_do_nothing_i): Don't declare. (LANG_HOOKS_PARSE_FILE): Define to lhd_do_nothing. * langhooks.c (lhd_do_nothing_i): Remove. * langhooks.h (lang_hooks.parse_file): Take no arguments. * toplev.c (set_yydebug): Remove. (compile_file): Update call to lang_hooks.parse_file. (decode_d_option): Don't handle -dy. 2010-11-17 Jakub Jelinek PR rtl-optimization/46440 * combine.c (update_cfg_for_uncondjump): When changing an indirect jump into unconditional jump, remove BARRIERs from bb's footer. 2010-11-17 Joseph Myers * opts.c (target_handle_option): Do not assert that loc == UNKNOWN_LOCATION. 2010-11-17 Jakub Jelinek Richard Guenther PR middle-end/45838 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Return true for __sync_* and some OpenMP builtins that act as threading barriers. 2010-11-17 Richard Guenther PR tree-optimization/46498 * tree-ssa-dce.c (perform_tree_ssa_dce): Compute dominator info. 2010-11-16 Nathan Froyd * config/xtensa/xtensa.c (function_arg_boundary): Really rename to... (xtensa_function_arg_boundary): ...this. * config/picochip/pichochip.c (picochip_function_arg_boundary): Fix thinko in declaration. (picochip_function_arg, picochip_arg_partial_bytes): Pass proper number of parameters to picochip_function_arg_boundary. (picochip_arg_advance): Likewise. 2010-11-16 Nathan Froyd PR target/46512 * config/pa/pa.c (pa_function_arg_boundary): Move TYPE_SIZE accesses under check for type. 2010-11-16 Eric Botcazou * ifcvt.c (dead_or_predicable): Fix typo. 2010-11-16 Richard Henderson * config.gcc [s390*-*] (extra_options): Add fused-madd.opt. * config/s390/s390.opt (mfused-madd): Remove. * config/s390/s390.c (s390_rtx_costs): Handle FMA. (TARGET_DEFAULT_TARGET_FLAGS): Remove MASK_FUSED_MADD. * config/s390/s390.md (fma4): Rename from *fmadd; use FMA. (fms4): Rename from *fmsub; use FMA. 2010-11-16 Richard Henderson * config.gcc [powerpc*, rs6000*] (extra_options): Add fused-madd.opt. * config/rs6000/rs6000.opt (mfused-madd): Remove. * config/rs6000/altivec.md (altivec_vmaddfp): Remove. (*altivec_vmaddfp_1): Remove. (*altivec_fmav4sf4): Rename from altivec_vmaddfp_2; use FMA. (altivec_mulv4sf3): Expand to FMA directly. (*altivec_vnmsubfp): Rename from altivec_vnmsubfp. (*altivec_vnmsubfp_1, *altivec_vnmsubfp_2): Remove. * config/rs6000/paired.md (paired_madds0): Use FMA. (paired_madds1): Likewise. (*paired_madd): Rename from paired_madd; use FMA. (*paired_msub, *paired_nmadd, *paired_nmsub): Similarly. * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Do not consider TARGET_FUSED_MADD wrt rs6000_recip_control. (bdesc_3arg): Update CODE_FOR_* for pattern renames. (rs6000_emit_madd): Use fma_optab. (rs6000_emit_msub): Use fms_optab. (rs6000_emit_nmsub): Expand the FMA pattern directly. * config/rs6000/rs6000.md (FMA_F): New mode iterator. (*fmasf4_fpr): Rename from fmasf4_fpr. (*nfmasf4_fpr): Rename from *fnmasf4_fpr. (*nfmssf4_fpr): Rename from *fnmssf4_fpr. (*fmaddsf4_powerpc, *fmaddsf4_power, *fmsubsf4_powerpc): Remove. (*fmsubsf4_power, *fnmaddsf4_powerpc_1, *fnmaddsf4_powerpc_2): Remove. (*fnmaddsf4_power_1, *fnmaddsf4_power_2, *fnmsubsf4_powerpc_1): Remove. (*fnmsubsf4_powerpc_2, *fnmsubsf4_power_1, *fnmsubsf4_power_2): Remove. (*fmadf4_fpr): Rename from fmadf4_fpr. (*nfmadf4_fpr): Rename from *fnmadf4_fpr. (*nfmsdf4_fpr): Rename from *fnmsdf4_fpr. (*fmadddf4_fpr, *fmsubdf4_fpr, *fnmadddf4_fpr_1): Remove. (*fnmadddf4_fpr_2, *fnmsubdf4_fpr_1, *fnmsubdf4_fpr_2): Remove. (fmasf4, fmadf4): Macroize into... (fma4): ... here. (fms4, fnma4, fnms4): New. (nfma4, nfms4): New. * config/rs6000/vector.md (mul3): Do not depend on TARGET_FUSED_MADD. * config/rs6000/vsx.md (vsx_fmadd4): Remove. (*vsx_fmadd4_1): Remove. (vsx_fmsub4, *vsx_fmsub4_1): Remove. (vsx_fnmadd4_1, vsx_fnmadd4_2): Remove. (vsx_fnmsub4_1, vsx_fnmsub4_2): Remove. (*vsx_fma4): Rename from vsx_fmadd4_2. (*vsx_fms4): Rename from vsx_fmsub4_2. (*vsx_nfma4): Rename from vsx_fnmadd4. (*vsx_nfms4): Rename from vsx_fnmsub4. 2010-11-16 Richard Henderson * config/pa/pa.md (fmadf4): Rename from unnamed; use FMA. (fmasf4, fnmadf4, fnmasf4): Likewise. (unnamed plus+mult insns and splitters): Delete. 2010-11-16 Richard Henderson * config/spu/spu.md (fma4): Rename from fma_. (fnma4): Rename from fnms_. (fms4): Rename from fms_. (fma4): Rename from fma_. (fms4): Rename from fms_. (nfma4): Rename from fnma_. (nfms4): Rename from fnms_. (fnma4, fnms4): New expanders. (floatunsdisf2): Update for the renames. (*div3_fast, *div3_adjusted): Likewise. * config/spu/spu-builtins.def: Update CODE_FOR_* for the renames. 2010-11-16 Eric Botcazou PR rtl-optimization/46490 * combine.c (expand_compound_operation): Fix thinko. 2010-11-16 Richard Henderson PR target/46470 * recog.c (peep2_attempt): Convert frame-related info when possible. (peep2_fill_buffer): Allow frame-related insns into the buffer. (peephole2_optimize): Allow peep2_attempt to fail. 2010-11-16 Eric Botcazou PR rtl-optimization/46315 * rtl.h (remove_reg_equal_equiv_notes_for_regno): Declare. * rtlanal.c (remove_reg_equal_equiv_notes_for_regno): New function extracted from... * dce.c (delete_corresponding_reg_eq_notes): ...here. Rename into... (remove_reg_equal_equiv_notes_for_defs): ...this. (delete_unmarked_insns): Adjust to above renaming. * ifcvt.c (dead_or_predicable): Remove REG_EQUAL and REG_EQUIV notes referring to registers set in the insns being moved, if any. * df-core.c (df_ref_dump): New function extracted from... (df_refs_chain_dump): ...here. Call it. (df_regs_chain_dump): Likewise. * df-problems.c (df_chain_dump): Print 'e' for uses in notes. * df-scan.c (df_scan_start_dump): Likewise. Fix long line. 2010-11-16 Andreas Schwab PR rtl-optimization/46395 * postreload.c (reload_combine): Invalidate register use information on all control flow insns. * config/m68k/m68k.c (m68k_delegitimize_address): Also expect LABEL_REF in UNSPEC operand. 2010-11-16 Jan Hubicka * cgraph.h (+varpool_can_remove_if_no_refs): Move here from ...; when !flag_toplevel_reorder do not remove unless variable is COMDAT or ARTIFICIAL. * ipa.c (varpool_can_remove_if_no_refs): ... here. (cgraph_remove_unreachable_nodes): Only analyzed nodes needs to stay. * cgraphunit.c (cgraph_analyze_functions): Dump varpool, too. * varpool.c (decide_is_variable_needed): Do not handle visibility issues. (varpool_finalize_decl): Likewise. (varpool_remove_unreferenced_decls): Use varpool_mark_needed_node; update outdated comment on DECL_RTL_SET_P check. 2010-11-16 Rainer Orth * config/sol2.h (NM_FLAGS): Define. * doc/tm.texi.in (Macros for Initialization, NM_FLAGS): Document. * doc/tm.texi: Update. 2010-11-16 Nick Clifton * config/v850/v850.md (maddsf4): Rename to fmasf4 and use fma rtx_code. (msubsf4): Rename to fmssf4, and use fma. (nmaddsf4): Rename to fnmasf4 and use fma. (nmsubsf4): Rename to fnmssf4 and use fma. 2010-11-16 Joern Rennecke PR target/44762 * config/score/score3.c (score3_return_in_memory): Constify arguments. (score3_in_small_data_p, score3_function_value): Likewise. (score3_trampoline_init): Use LCT_NORMAL. (score3_print_operand): Initialize code as UNKNOWN. * config/score/predicates.md (score_load_multiple_operation): Remove unused variable. (score_store_multiple_operation): Likewise. * config/score/score7.c (score7_return_in_memory): Constify arguments. (score7_in_small_data_p, score7_function_value): Likewise. (score7_trampoline_init): Use LCT_NORMAL. (score7_print_operand): Initialize code as UNKNOWN. * config/score/score3.h (score3_return_in_memory): Update prototype. (score3_in_small_data_p, score3_function_value): Likewise. * config/score/score-protos.h (score_function_value): Likewise. * config/score/score7.h (score7_return_in_memory): Update prototype. (score7_in_small_data_p, score7_function_value): Likewise. * config/score/score.c (TARGET_PROMOTE_PROTOTYPES): Constify. (score_return_in_memory, score_pass_by_reference): Constify arguments. (score_output_mi_thunk, score_function_prologue): Don't return a value. (score_function_epilogue, score_in_small_data_p): Likewise. (score_option_override, score_asm_trampoline_template): Likewise. (score_trampoline_init, score_print_operand): Likewise. (score_print_operand_address, score_prologue): Likewise. (score_epilogue, score_call, score_call_value): Likewise. (score_movsicc, score_movdi, score_zero_extract_andi): Likewise. (score_function_arg_advance): Likewise. Make static. (score_asm_file_end): Mark parameter value with ATTRIBUTE_UNUSED. (score_function_arg, score_legitimate_address_p): Make static. (score_function_value): Mark parameter func with ATTRIBUTE_UNUSED. * config/score/score.h (REGNO_REG_CLASS): Cast value to enum reg_class. * config/score/score-conv.h (UIMM_IN_RANGE, SIMM_IN_RANGE): Allow (W) == HOST_BITS_PER_WIDE_INT. PR java/46386 * config/pdp11/t-pdp11 (java/constants.o-warn): Remove. * config/t-pnt16-warn (java/constants.o-warn): Likewise. 2010-11-16 Nathan Froyd * config/arc/arc.c: Delete pasto. * config/pa/pa.c (pa_function_arg_boundary): Add missing comparison. 2010-11-16 Anatoly Sokolov * config/mn10300/mn10300.h (PREFERRED_RELOAD_CLASS, PREFERRED_OUTPUT_RELOAD_CLASS): Remove. * config/mn10300/mn10300.c (TARGET_PREFERRED_RELOAD_CLASS, TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define. (mn10300_preferred_reload_class, mn10300_preferred_output_reload_class): New functions. 2010-11-16 Andreas Krebbel * gensupport.c (MNEMONIC_ATTR_NAME, MNEMONIC_HTAB_SIZE): New macros. (htab_eq_string, add_mnemonic_string, gen_mnemonic_setattr) (mnemonic_htab_callback, gen_mnemonic_attr): New functions. (init_rtx_reader_args_cb): Invoke gen_mnemonic_attr. 2010-11-16 Nathan Froyd * builtins.c (std_gimplify_va_arg_expr): Use targetm.calls.function_arg_boundary. * function.c (assign_parms, locate_and_pad_parm): Likewise. * calls.c (struct arg_data): Update comment. * defaults.h (FUNCTION_ARG_BOUNDARY): Delete. * target.def (function_arg_boundary): Define. * targhooks.h (default_function_arg_boundary): Declare. * targhooks.c (default_function_arg_boundary): Define. * doc/tm.texi.in (FUNCTION_ARG_PADDING): Use TARGET_FUNCTION_ARG_BOUNDARY. (FUNCTION_ARG_BOUNDARY): Delete. (TARGET_FUNCTION_ARG_BOUNDARY): New. * doc/tm.texi: Regenerate. * system.h (FUNCTION_ARG_BOUNDARY): Poison. * config/arc/arc.h (FUNCTION_ARG_BOUNDARY): Delete. * config/arc/arc.c (arc_function_arg_boundary): Define. (TARGET_FUNCTION_ARG_BOUNDARY): Define. * config/arm/arm.h (FUNCTION_ARG_BOUNDARY): Delete. * config/arm/arm-protos.h (arm_needs_doubleword_align): Delete. * config/arm/arm.c (arm_needs_doubleword_align): Make static. (arm_function_arg_boundary): Define. (TARGET_FUNCTION_ARG_BOUNDARY): Define. * config/frv/frv.h (FUNCTION_ARG_BOUNDARY): Delete. * config/frv/frv-protos.h (frv_function_arg_boundary): Delete. * config/frv/frv.c (frv_function_arg_boundary): Make static. (TARGET_FUNCTION_ARG_BOUNDARY): Define. * config/i386/i386.h (FUNCTION_ARG_BOUNDARY): Delete. * config/i386/i386-protos.h (ix86_function_arg_boundary): Delete. * config/i386/i386.c (ix86_function_arg_boundary): Make static. (ix86_compat_function_arg_boundary): Take and return unsigned int. (TARGET_FUNCTION_ARG_BOUNDARY): Define. * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Delete. * config/ia64/ia64-protos.h (ia64_function_arg_boundary): Delete. * config/ia64/ia64.c (ia64_function_arg_boundary): Make static. (TARGET_FUNCTION_ARG_BOUNDARY): Define. * config/m32c/m32c.h (FUNCTION_ARG_BOUNDARY): Delete. * config/m32c/m32c.c (m32c_function_arg_boundary): Define. (TARGET_FUNCTION_ARG_BOUNDARY): Define. * config/m32r/m32r.h (FUNCTION_ARG_BOUNDARY): Delete. * config/mcore/mcore.h (FUNCTION_ARG_BOUNDARY): Delete. * config/mcore/mcore.c (mcore_function_arg_boundary): Define. (TARGET_FUNCTION_ARG_BOUNDARY): Define. * config/mips/mips.h (FUNCTION_ARG_BOUNDARY): Delete. * config/mips/mips-protos.h (mips_function_arg_boundary): Delete. * config/mips/mips.c (mips_function_arg_boundary): Make static. (TARGET_FUNCTION_ARG_BOUNDARY): Define. * config/pa/pa.h (FUNCTION_ARG_BOUNDARY): Delete. * config/pa/pa.c (pa_function_arg_boundary): Define. (TARGET_FUNCTION_ARG_BOUNDARY): Define. * config/picochip/picochip.h (FUNCTION_ARG_BOUNDARY): Delete. * config/picochip/picochip-protos.h (picochip_get_function_arg_boundary): Delete. * config/picochip/picochip.c (picochip_get_function_arg_boundary): Rename to... (picochip_function_arg_boundary): ...this. Make static. (picochip_function_arg, picochip_arg_partial_bytes): Adjust. (picochip_arg_advance): Adjust. (TARGET_FUNCTION_ARG_BOUNDARY): Define. * config/rs6000/rs6000.h (FUNCTION_ARG_BOUNDARY): Delete. * config/rs6000/rs6000-protos.h (function_arg_boundary): Delete. * config/rs6000/rs6000.c (function_arg_boundary): Rename to... (rs6000_function_arg_boundary): ...this. Make static. (rs6000_parm_start, rs6000_gimplify_va_arg): Adjust. (TARGET_FUNCTION_ARG_BOUNDARY): Define. * config/rx/rx.h (FUNCTION_ARG_BOUNDARY): Delete. * config/rx/rx.c (rx_function_arg_boundary): Define. (TARGET_FUNCTION_ARG_BOUNDARY): Define. * config/sparc/sparc.h (FUNCTION_ARG_BOUNDARY): Delete. * config/sparc/sparc.c (sparc_function_arg_boundary): Define. (TARGET_FUNCTION_ARG_BOUNDARY): Define. * config/xtensa/xtensa.h (FUNCTION_ARG_BOUNDARY): Delete. * config/xtensa/xtensa-protos.h (function_arg_boundary): Delete. * config/xtensa/xtensa.c (function_arg_boundary): Rename to... (xtensa_function_arg_boundary): ...this. Make static. (TARGET_FUNCTION_ARG_BOUNDARY): Define. 2010-11-16 Nathan Froyd * expr.c (alignment_for_piecewise_move): New function. (widest_int_mode_for_size): New function. (move_by_pieces, move_by_pieces_ninsns): Call them. (can_store_by_pieces, store_by_pieces_1): Likewise. 2010-11-16 Nathan Froyd * gcc.c (char_p): Define. Define a VEC of it. (n_linker_options, n_assembler_options, n_preprocessor_options): Delete. (linker_options, assembler_options, preprocessor_options): Convert to a VEC. (add_preprocessor_option): Adjust. (add_assembler_option): Adjust. (add_linker_option): Adjust. (do_specs_vec): New function. (do_spec_1): Call it. Adjust for new types. 2010-11-16 Nathan Froyd * Makefile.in (bitmap.o, ebitmap.o, et-forest.o): Update dependencies. (sreal.o, statistics.o, stringpool.o): Likewise. 2010-11-16 Richard Guenther PR tree-optimization/44545 * tree-ssa-reassoc.c (linearize_expr_tree): Possibly throwing statements are not reassociatable. (reassociate_bb): Likewise. 2010-11-16 Nathan Froyd * bitmap.c: Delete unnecessary includes. * ebitmap.c: Likewise. * et-forest.c: Likewise. * sreal.c: Likewise. * statistics.c: Likewise. * stringpool.c: Likewise. * double-int.c: Add comment for inclusion of tm.h. 2010-11-16 Richard Guenther * tree-ssa-sccvn.c (visit_unary_op): Rename to ... (visit_nary_op): ... this. (visit_binary_op): Remove. (visit_use): Adjust and handle GIMPLE_TERNARY_RHS. 2010-11-16 Richard Guenther PR middle-end/45172 * tree-eh.c (cleanup_empty_eh_unsplit): Avoid creating duplicate edges. 2010-11-16 Nick Clifton * config/rx/rx.c (rx_is_ms_bitfield_layout): Return false if the record is packed. 2010-11-15 Richard Henderson * fold-const.c (operand_equal_for_comparison_p): Handle FMA_EXPR, WIDEN_MULT_PLUS_EXPR, WIDEN_MULT_MINUS_EXPR, VEC_COND_EXPR and DOT_PROD_EXPR. 2010-11-15 Richard Henderson * config/mn10300/mn10300.md (fmasf4, fmssf4, fnmasf4, fnmssf4): Rename from fmaddsf4, fmsubsf4, fnmaddsf4, fnmsubsf4 respectively. Use fma rtx_code. 2010-11-15 Richard Henderson * config/frv/frv.md (fmasf4, fmssf4): Rename from *muladdsf4 and *mulsubsf4 respectively. Use fma rtx_code. 2010-11-15 Joseph Myers * gcc.c: Include "vec.h". (argbuf): Make into a VEC. (argbuf_length, argbuf_index): Remove. (alloc_args, clear_args, store_arg, execute, insert_wrapper, do_spec, do_self_spec, do_spec_1, eval_spec_function, main, compare_debug_dump_opt_spec_function: Use VEC interfaces on argbuf. * Makefile.in (GCC_OBJS): Add vec.o and ggc-none.o. (gcc.o): Depend on $(VEC_H). 2010-11-15 Richard Henderson * loop-unroll.c (analyze_insn_to_expand_var): Accept accumulation via FMA if unsafe math. (insert_var_expansion_initialization): Handle FMA. (combine_var_copies_in_loop_exit): Likewise. 2010-11-15 Richard Henderson * config.gcc [ia64-*] (extra_options): Add fused-madd.opt. * config/ia64/ia64.opt: Remove mfused-madd. * config/ia64/ia64.c (ia64_rtx_costs): Handle FP MULT, PLUS, FMA. * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_FUSED_MADD. * config/ia64/vms64.h (TARGET_DEFAULT): Likewise. * config/ia64/ia64.h (TARGET_DEFAULT): Likewise. * config/ia64/hpux.h (TARGET_DEFAULT): Likewise. * config/ia64/vect.md (addv2sf3, subv2sf3): Generate FMA. (*addv2sf3_1, *addv2sf3_2, *subv2sf3_1, *subv2sf3_2): Remove. (fmav2sf4): Rename from fpma; use FMA code. (fmsv2sf4): Rename from fpms; use FMA code. (fnmav2sf4): Rename from *fpnma; use FMA code. * config/ia64/ia64.md (MODE_SDF): New iterator. (suffix): New mode attribute. (*maddsf4, *msubsf4, *nmaddsf4): Remove. (fmssf4): Rename from *fmssf4. (fnmasf4): Rename from *nfmasf4. (*madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc): Remove. (*nmadddf4, *nmadddf4_truncsf): Remove. (fmsdf4): Rename from *fmsdf4. (fnmadf4): Rename from *nfmadf4. (*fmadf_trunc_sf, *fmsdf_trunc_sf, *fnmadf_trunc_sf): New. (*maddxf4, *maddxf4_truncsf, *maddxf4_truncdf): Remove. (*msubxf4, *msubxf4_truncsf, *msubxf4_truncdf): Remove. (*nmaddxf4, *nmaddxf4_truncsf, *nmaddxf4_truncdf): Remove. (fmsxf4): Rename from *fmsxf4. (fnmaxf4): Rename from *nfmaxf4. (*fmaxf_trunc_, *fmsxf_trunc_): New. (*fnmaxf_trunc_): New. 2010-11-15 Jakub Jelinek PR tree-optimization/46461 * tree-ssa-forwprop.c (simplify_builtin_call): Ensure ptr1 is a gimple val. 2010-11-15 Ian Lance Taylor * godump.c: New file. * common.opt (fdump-go-spec=): New option. * tree.h: Add comments for TYPE_SYMTAB_ADDRESS and friends. (TYPE_SYMTAB_IS_ADDRESS, TYPE_SYMTAB_IS_POINTER): Define. (TYPE_SYMTAB_IS_DIE): Define. (struct tree_type): Change GTY for symtab field to use TYPE_SYMTAB_IS_ADDRESS and friends and to use a debug_hooks field to pick the union field. * debug.h (struct gcc_debug_hooks): Add tree_type_symtab_field. (dump_go_spec_init): Declare. * toplev.c (process_options): Handle flag_dump_go_spec. * debug.c: Include "tree.h". (do_nothing_debug_hooks): Set tree_type_symtab_field. * dwarf2out.c (dwarf2_debug_hooks): Likewise. * dbxout.c (dbx_debug_hooks): Likewise. (xcoff_debug_hooks): Likewise. * vmsdbgout.c (vmsdbg_debug_hooks): Likewise. * sdbout.c (sdb_debug_hooks): Likewise. Do not define if SDB_DEBUGGING_INFO is not defined. * doc/invoke.texi (Option Summary): Mention -fdump-go-spec. (Overall Options): Document -fdump-go-spec. * Makefile.in (OBJS-common): Add godump.o. (debug.o): Add dependency on $(TREE_H). (godump.o): New target. (GTFILES): Add $(srcdir)/godump.c. 2010-11-15 Jakub Jelinek PR debug/46095 * config/i386/i386.c (pro_epilogue_adjust_stack): Instead of marking r11 set RTX_FRAME_RELATED_P if offset is too large for style < 0, add REG_FRAME_RELATED_EXPR. PR debug/46387 * rtl.h (vt_equate_reg_base_value): New prototype. * alias.c (vt_equate_reg_base_value): New function. * var-tracking.c (vt_init_cfa_base): Use it. 2010-11-15 Jan Hubicka Diego Novillo PR lto/41528 * doc/lto.texi: Add. * doc/gccint.texi: Add reference to lto.texi. * doc/invoke.texi: Update user documentation for LTO. Move internal flags to lto.texi 2010-11-15 Nicola Pero * c-typeck.c (build_unary_op): Use objc_build_incr_expr_for_property_ref to build the pre/post increment/decrement of an Objective-C property ref, and skip the lvalue_or_else check in that case. 2010-11-15 Martin Jambor PR tree-optimization/46349 * tree-sra.c (contains_bitfld_comp_ref_p): New function. (contains_vce_or_bfcref_p): Likewise. (sra_modify_assign): Use them. 2010-11-15 Richard Guenther PR tree-optimization/46467 * tree-ssa-structalias.c (do_structure_copy): Properly treat variables without subvars. 2010-11-15 Hariharan Sandanagobalane * config/picochip/picochip.c (file header): Picochip name change. * config/picochip/picochip.md (file header): Likewise. * config/picochip/predicates.md (file header): Likewise. * config/picochip/dfa_space.md (file header): Likewise. * config/picochip/dfa_speed.md (file header): Likewise. * config/picochip/picochip.h(file header): Likewise. * config/picochip/constraints.md (file header): Likewise. * config/picochip/picochip-protos.h (file header): Likewise. * config/picochip/libgccExtras/setjmp.asm (file header): Likewise. * config/picochip/libgccExtras/divmodsi4.asm (file header): Likewise. * config/picochip/libgccExtras/ashlsi3.asm (file header): Likewise. * config/picochip/libgccExtras/longjmp.asm (file header): Likewise. * config/picochip/libgccExtras/ashlsi3.c (file header): Likewise. * config/picochip/libgccExtras/popcounthi2.asm (file header): Likewise. * config/picochip/libgccExtras/parityhi2.asm (file header): Likewise. * config/picochip/libgccExtras/udivmodhi4.asm (file header): Likewise. * config/picochip/libgccExtras/ashrsi3.asm (file header): Likewise. * config/picochip/libgccExtras/ashrsi3.c (file header): Likewise. * config/picochip/libgccExtras/ucmpsi2.asm (file header): Likewise. * config/picochip/libgccExtras/divmodhi4.asm (file header): Likewise. * config/picochip/libgccExtras/lshrsi3.asm (file header): Likewise. * config/picochip/libgccExtras/subdi3.asm (file header): Likewise. 2010-11-15 Richard Guenther PR bootstrap/46474 * tree-ssa-math-opts.c (convert_mult_to_fma): Disregard debug stmts. 2010-11-15 Nick Clifton * config/stormy16/stormy16.c (direct_return): Do not generate a direct return for interrupt handlers. 2010-11-15 Joern Rennecke * Makefile.in (tm.texi): Replace with rule for: ($(srcdir)/doc/tm.texi). (s-tm-texi): Depend on $(srcdir)/doc/../doc/tm.texi instead of on $(srcdir)/doc/tm.texi . (TEXI_GCCINT_FILES): Depend on $(srcdir)/doc/tm.texi instead of on tm.texi . PR target/46427 * config/m32r/m32r.c: Remove unused variables frame_size and insn. PR bootstrap/45444 * config/arm/arm.c (locate_neon_builtin_icode): Initialize key. (arm_output_asm_insn) Add ATTRIBUTE_PRINTF_4. PR target/46432 * config/v850/v850.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete. 2010-11-15 Richard Guenther PR lto/44150 * lto-opts.c (lto_write_options): Write -fexceptions even if not set by the user. 2010-11-13 Paolo Bonzini PR c/46462 * c-decl.c (declspecs_add_type): Make variables with error types integers. * c-parser.c (c_parser_next_tokens_start_declaration): Two IDs do not start a declaration before an Objective-C foreach. (c_parser_declaration_or_fndef): Improve recovery after unknown type name. (c_parser_for_statement): Hoist entrance of "foreach context" before ifs, add corresponding reset where it was missing. Do not set objc_could_be_foreach_context for C. 2010-11-14 Eric Botcazou PR tree-optimization/45722 * tree-sra.c (build_ref_for_model): Always build a COMPONENT_REF if this is a reference to a component. * ipa-prop.c (ipa_get_member_ptr_load_param): Accept COMPONENT_REF. (ipa_note_param_call): Adjust comment. 2010-11-14 Richard Sandiford * config/mips/mips.c (machine_function): Remove initialized_mips16_gp_pseudo_p. (mips16_gp_pseudo_reg): Use cfun->machine->mips16_gp_pseudo_rtx to detect whether a pseudo has already been created. Unconditionally create a new one if not. (mips_pic_base_register): Only call mips16_gp_pseudo_reg when expanding to rtl. Create a new pseudo otherwise, if allowed. 2010-11-13 Richard Earnshaw PR target/43440 * tm.texi.in (OVERLAPPING_REGISTER_NAMES): Document new macro. * tm.texi: Regenerated. * output.h (decode_reg_name_and_count): Declare. * varasm.c (decode_reg_name_and_count): New function. (decode_reg_name): Reimplement using decode_reg_name_and_count. * reginfo.c (fix_register): Use decode_reg_name_and_count and iterate over all regs used. * stmt.c (expand_asm_operands): Likewise. * arm/aout.h (OVERLAPPING_REGISTER_NAMES): Define. (ADDITIONAL_REGISTER_NAMES): Remove aliases that overlap multiple machine registers. 2010-11-13 Eric Botcazou * stor-layout.c (place_union_field): Do not put location information on offset expressions. (place_field): Likewise. (finalize_record_size): Likewise on size expressions. (finalize_type_size): Likewise. (layout_type): Likewise. 2010-11-13 Alexandre Oliva PR debug/42889 * df-scan.c (df_insn_rescan): Don't mark BBs upon debug insns. * df-core.c (df_set_bb_dirty_nonrl): Remove. * df.h (df_set_bb_dirty_nonlr): Likewise. 2010-11-13 Uros Bizjak * config/mips/mips.md (call_internal): Pass curr_insn to mips_split_call. (call_internal_direct): Ditto. (call_value_internal): Ditto. (call_value_internal_direct): Ditto. (call_value_multiple_internal): Ditto. * config/mips/mips.c (mips_split_call): Do not copy CALL_INSN_FUNCTION_USAGE here. 2010-11-13 Mingming Sun * doc/invoke.texi (MIPS Options): Add loongson3a processor. * config/mips/mips.md (define_attr "cpu"): Add loongson_3a. (define_insn "prefetch"): Add TARGET_LOONGSON_3A. * config/mips/mips.h (TARGET_LOONGSON_3A): Define. (TUNE_LOONGSON_3A): Define. (TARGET_LOONGSON_VECTORS): Add TARGET_LOONGSON_3A. (MIPS_ISA_LEVEL_SPEC): Add loongson3a. * config/mips/mips.c (mips_cpu_info_table): Add loongson3a. (mips_issue_rate): Add PROCESSOR_LOONGSON_3A. (mips_rtx_cost_data): Add Loongson-3A. 2010-11-13 Iain Sandoe * config/darwin.h (LINK_COMMAND_SPEC_A): Update for changes to lto switches. 2010-11-13 Iain Sandoe * dwarf2out.c (macinfo_entry): New struct. (output_comp_unit): Emit the section start label here and flag that we will emit an info section. (dwarf2out_start_source_file): Save data in a macinfo entry rather than emitting directly. (dwarf2out_end_source_file): Likewise. (dwarf2out_define): Likewise. (dwarf2out_undef): Likewise. (output_macinfo): New. (dwarf2out_init): Do not emit debug section switches here, allocate a vec for macinfo, when required. (dwarf2out_finish): First switch to debug_abbrev_section here. debug_line_section, debug_macinfo_section, Likewise. Check that the pubtypes table has at least one unpruned entry before trying to emit it. 2010-11-13 Paolo Bonzini PR c/20385 * c-parser.c (c_parser_next_token_starts_declaration): Rename to... (c_parser_next_tokens_start_declaration): ... this. Handle 2nd token lookahead. (c_parser_compound_statement_nostart, c_parser_label, c_parser_for_statement, c_parser_omp_for_loop): Adjust calls. (c_parser_declaration_or_fndef): Detect the case now matched by c_parser_next_tokens_start_declaration, give error and correct it. 2010-11-13 Paolo Bonzini * c-tree.h (enum c_typespec_kind): Add ctsk_none. (struct c_declspecs): Replace tagdef_seen_p and type_seen_p with typespec_kind. * c-decl.c (build_null_declspecs): Initialize typespec_kind. (shadow_tag_warned, check_compound_literal_type): Adjust uses of tag_defined_p. (declspecs_add_type): Set typespec_kind. * c-parser.c (c_parser_declaration_or_fndef, c_parser_declspecs, c_parser_struct_declaration, c_parser_parameter_declaration, c_parser_type_name, c_parser_objc_diagnose_bad_element_prefix): Adjust uses of type_seen_p. * c-typeck.c (c_cast_expr): Use typespec_kind instead of tag_defined_p, pass ctsk_firstref through. 2010-11-13 Paolo Bonzini * c-format.c (enum format_specifier_kind, kind_descriptions): New. (struct format_wanted_type): Replace field "name" with "kind", add "format_start" and "format_length". (check_format_info_main): Fill in new fields. Fill in FORMAT_WANTED_TYPES even for missing arguments. Move checks after the final NUL outside the while loop. Do not include width and precision modifiers in the format_start/format_length of the main format. (check_format_types): Remove FORMAT_START and FORMAT_LENGTH arguments. Compute WANTED_TYPE first so that format_type_warning can be called for missing arguments. Adjust calls to format_type_warning. (format_type_warning): Fetch as much information as possible from format_wanted_type. Adjust printing now that every warning has a "descr", as well as for missing argument warnings and to include % sign for format specifiers. 2010-11-12 Alexander Monakov PR rtl-optimization/46204 * sel-sched-ir.c (maybe_tidy_empty_bb): Remove second argument. Update all callers. Do not recompute topological order. Adjust fallthrough edges following a degenerate conditional jump. 2010-11-12 Joseph Myers * opts-common.c (control_warning_option): New. * opts.c (set_default_handlers): New. (decode_options): Use set_default_handlers and control_warning_option. (common_handle_option): Update call to enable_warning_as_error. (enable_warning_as_error): Take gcc_options parameters. Use control_warning_option. * opts.h (set_default_handlers, control_warning_option): Declare. 2010-11-12 Joseph Myers * Makefile.in (OPTS_H): Define. (c-decl.o, c-family/c-common.o, c-family/c-opts.o, c-family/c-pch.o, c-family/c-pragma.o, gcc.o, gccspec.o, cppspec.o, options.o, gcc-options.o, lto-opts.o, opts.o, opts-common.o, toplev.o, passes.o, matrix-reorg.o, ipa-struct-reorg.o, PLUGIN_HEADERS): Use $(OPTS_H). * gcc.c (driver_handle_option): Take location_t parameter. (process_command, do_self_spec): Update calls to read_cmdline_option. * langhooks-def.h (lhd_handle_option): Take location_t parameter. * langhooks.c (lhd_handle_option): Take location_t parameter. * langhooks.h (handle_option): Take location_t parameter. * lto-opts.c (lto_reissue_options): Update call to set_option. * opts-common.c (handle_option): Make static. Take location_t parameter and pass it to other functions. (handle_generated_option): Take location_t parameter and pass it to other functions. (read_cmdline_option): Take location_t parameter and pass it to other functions. Use warning_at and error_at. (set_option): Take location_t parameter and pass it to other functions. * opts.c (common_handle_option): Take location_t parameter and pass it to other functions. (enable_warning_as_error): Make static. Take location_t parameter and pass it to other functions. (lang_handle_option): Take location_t parameter and pass it to other functions. (target_handle_option): Take location_t parameter. (read_cmdline_options, maybe_default_option, maybe_default_options, default_options_optimization, decode_options): Take location_t parameter and pass it to other functions. * opts.h: Include input.h. (struct cl_option_handler_func, decode_options, set_option, handle_generated_option, read_cmdline_option): Take location_t parameters. (handle_option, enable_warning_as_error): Remove. * toplev.c (toplev_main): Update call to decode_options. 2010-11-12 Tobias Grosser * graphite-cloog-util.c (oppose_constraint, cloog_matrix_to_ppl_constraint, new_Constraint_System_from_Cloog_Matrix): Explicitly cast to int as CLooG isl uses unsigned integers. This triggered a warning. 2010-11-12 Joern Rennecke PR target/46438 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use LCT_NORMAL. (xtensa_setup_frame_addresses, xtensa_trampoline_init): Likewise. (xtensa_function_arg_1): De-constify cum. (xtensa_expand_prologue): Use add_reg_note. PR target/46435 * config/cris/cris.c (saved_regs_mentioned): Delete. (cris_reload_address_legitimized): Cast itype to enum reload_type. Remove unused variable op0p. (cris_rtx_costs): Cast argument 2 to rtx_cost to enum rtx_code. (cris_emit_movem_store): Use add_reg_note. PR bootstrap/46456 * cppbuiltin.c (define_builtin_macros_for_type_sizes): Split assert. 2010-11-12 Eric Botcazou * function.c (expand_function_end): Set the locator of the prologue on the stack checking insns. 2010-11-12 Richard Henderson * config.gcc [xtensa] (extra_options): Add fused-madd.opt. * config/xtensa/xtensa.opt (mfused-madd): Remove. * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Remove MASK_FUSED_MADD. * config/xtensa/xtensa.md (fmasf4): Rename from muladdsf3; use fma. (fnmasf4): Rename from mulsubsf3; use fma. 2010-11-12 Joern Rennecke Richard Henderson PR target/46428 * config/moxie/moxie.c (moxie_expand_prologue): Remove unused variables. * config/moxie/moxie.h (HARD_REGNO_OK_FOR_BASE_P): Use unsigned comparison. 2010-11-12 Pat Haugen * opts-common.c (decode_cmdline_option): Initialize separate_args. 2010-11-12 Jan Hubicka * doc/invoke.texi (early-inlining-insns): Update default. * params.def (early-inlining-insns): Default to 10. 2010-11-12 Olivier Hainque * config/rs6000/aix.h: #undef TARGET_AIX_OS before #define. 2010-11-12 Rainer Orth * config/mips/iris6.h [!IRIX_USING_GNU_LD] (SUPPORTS_INIT_PRIORITY): Define. 2010-11-12 Joern Rennecke PR target/46430 * config/avr/avr-protos.h (avr_return_addr_rtx): Update prototype. * config/avr/driver-avr.c (avr_device_to_arch): Always return value. (avr_device_to_data_start, avr_device_to_startfiles): Likewise. (avr_device_to_devicelib): Likewise. * config/avr/avr.md (zero_extendqihi2): Put variable declarations into block. (zero_extendqisi2, zero_extendhisi2, zero_extendqidi2): Likewise. (zero_extendhidi2, zero_extendsidi2): Likewise. * config/avr/avr.c (avr_num_arg_regs): Constify type. (avr_return_addr_rtx): De-constify tem. (avr_rotate_bytes): Move declarations to start of block. Don't use variable length array. Put nested if/else into block. PR rtl-optimization/46433 * var-tracking.c: Include tm_p.h . PR bootstrap/44756 PR build/44767 * doc/tm.texi.in (LOCAL_ALIGNMENT): State that the type, if any, should be unsigned. (STACK_SLOT_ALIGNMENT, LOCAL_DECL_ALIGNMENT, PUSH_ROUNDING): Likewise. * doc/tm.texi: Regenerate. PR target/46412 * config/bfin/bfin-protos.h (bfin_local_alignment): Update prototype. * config/bfin/bfin.c: Include sel-sched.h . (bfin_cpus): Use BFIN_CPU_UNKNOWN for last initializer element. (expand_interrupt_handler_prologue): Remove unused variable insn. (bfin_load_pic_reg): Likewise. (bfin_rtx_costs): Make code / outer_code variables of type enum rtx_code, copied from re-named parameters. (bfin_local_alignment): Change align argument and return type to unsigned. (bfin_adjust_cost): Remove unused variable insn_type. Declare variables at start of block. (struct loop_info): Rename to... (struct loop_info_d). (workaround_rts_anomaly): Change type of icode to int. (harmless_null_pointer_p): Cast REGNO (..) to int before comparison with int-typed variable. (note_np_check_stores): Likewise. (trapping_loads_p): Remove unused variable pat. (bfin_expand_binop_builtin): Use expand_normal. (bfin_expand_unop_builtin): Likewise. (bfin_expand_builtin): Likewise. Set tmode before use. PR middle-end/44769 * final.c (split_double): Don't use BITS_PER_WORD directly in shift count. PR target/46431 * config/fr30/fr30.md (*movsf_constant_store): Remove duplicated assignment. PR target/46450 * config/stormy16/stormy16.c (xstormy16_expand_prologue): Use add_reg_note. (xstormy16_function_arg): Dereference cum. (xstormy16_expand_builtin): Use expand_normal. Change type of omode to enum machine_mode. (combine_bnp): Rename and to and_insn. PR target/46437 * config/mcore/mcore.c (layout_mcore_frame): Remove unused variable localreg. 2010-11-12 Eric Botcazou PR debug/46375 * emit-rtl.c (remove_insn): Do not mark BBs upon debug insns. 2010-11-11 Rodrigo Rivas Costa PR lto/46376 * lto-symtab.c (lto_symtab_resolve_replaceable_p): Use DECL_ONE_ONLY. 2010-11-11 Nathan Froyd PR c/44782 * common.opt (fmax-errors=): New option. * opts.c (common_handle_option) [OPT_fmax_errors_]: Handle it. * diagnostic.h (struct diagnostic_context): Add max_errors field. * diagnostic.c (diagnostic_initialize): Initialize it. (diagnostic_action_after_output): Exit if more than max_errors have been output. * doc/invoke.texi (Warning Options): Add -fmax-errors. (-fmax-errors): Document. 2010-11-11 Richard Henderson * optabs.c (init_optabs): Init {fma,fms,fnma,fnms}_optab properly. 2010-11-11 Richard Henderson * config/fused-madd.opt: New file. * config.gcc [i386-*, x86_64-*] (extra_options): Use it. * config/i386/i386.c (ix86_extra_costs): Handle FMA. (TARGET_DEFAULT_TARGET_FLAGS): Remove MASK_FUSED_MADD. * config/i386/i386.opt (mfused-madd): Remove. * config/i386/sse.md (split_fma): Remove. (split_fms, split_fnma, split_fnms): Remove. 2010-11-12 Jakub Jelinek PR target/46088 * config/i386/i386.md (*ashl3_cconly, *3_cconly): Don't use ix86_binary_operator_ok, change nonimmediate_operand predicate to register_operand. 2010-11-11 Paolo Bonzini * Makefile.in (gengtype-lex.c): Include bconfig.h first. 2010-11-11 Jan Hubicka * opts.c (finish_options): Do not error on -flto-partition alone. * doc/invoke.texi (-fwhopr): Merge into -flto section. (-flto-partition): Document none. * gcc.c (LINK_COMMAND_SPEC): Remove -fwhopr. * lto-wrapper.c: Update comment. (run_gcc): Update LTO option parsing. * opts.c (finish_options): add support -flto-partition=none (common_handle_option): Remove fwhopr. * common.opt: Turn fwhopr into flto. * collect2.c (main): Update option handling. * cgraphunit.c (cgraph_decide_is_function_needed): Remove flag_whopr. * ipa-split.c (execute_split_functions): Remove flag_whopr. * ipa.c (function_and_variable_visibility): Remove flag_whopr. * ipa-prop.c (ipa_compute_jump_functions): Remove flag_whopr. * varpool.c (decide_is_variable_needed): Remove flag_whopr. 2010-11-11 Jan Hubicka PR tree-optimize/40436 * ipa-inline.c (likely_eliminated_by_inlining_p): Rename to ... (eliminated_by_inlining_prob): ... this one; return 50% probability for SRA. (estimate_function_body_sizes): Update use of eliminated_by_inlining_prob; estimate static function size for 2 instructions. 2010-11-11 Joern Rennecke PR target/44749 * config/mep/mep-protos.h (mep_legitimize_reload_address): Always declare. Change type of argument four to type int. (mep_secondary_input_reload_class): Returns enum reg_class. (mep_secondary_output_reload_class): Likewise. (mep_function_value): Change types of arguments to cont_tree. * config/mep/mep.c (mep_legitimize_reload_address): Change type of argument four to type int. (mep_secondary_input_reload_class): Returns enum reg_class. (mep_secondary_output_reload_class): Likewise. (mep_function_value): Change types of arguments to cont_tree. * config/mep/mep.h (REGNO_REG_CLASS): Cast return value of mep_regno_reg_class to enum reg_class. 2010-11-11 Richard Henderson * tree-ssa-math-opts.c (convert_mult_to_fma): Do not verify that the target has the exact fma operation that we matched. 2010-11-11 Joseph Myers * reginfo.c (fix_register): Avoid inserting English word in diagnostic sentence. Use %qs for quoting and %'. 2010-11-11 H.J. Lu * config/i386/driver-i386.c (host_detect_local_cpu): Support Intel processor family 6, model 0x2c. 2010-11-11 Joseph Myers * opts.c (warning_as_error_callback, register_warning_as_error_callback): Remove. (enable_warning_as_error): Don't use warning_as_error_callback. * opts.h (register_warning_as_error_callback): Remove. 2010-11-11 Richard Henderson * tree-ssa-math-opts.c (convert_mult_to_fma): Handle a NEGATE_EXPR in between the MULT and the PLUS/MINUS. 2010-11-11 Jakub Jelinek PR middle-end/46388 * expr.c (expand_assignment): If to_rtx is a VOIDmode MEM, use BLKmode mode for it. (expand_expr_real_1): Similarly for op0. 2010-11-11 Rainer Orth * doc/sourcebuild.texi (LTO Testing, dg-suppress-ld-options): Document optional target selector. 2010-11-11 Dave Korn * lto-streamer-out.c (write_symbol): Use int_size_in_bytes rather than assembling high and low parts of size if not using 32-bit HWINT; else use DECL_SIZE_UNITS, not DECL_SIZE. 2010-11-11 Martin Jambor PR tree-optimization/46383 * ipa-prop.c (compute_complex_assign_jump_func): Ignore negative offsets. (compute_complex_ancestor_jump_func): Likewise. * tree.c (get_binfo_at_offset): Return NULL_TREE if offset is negative. 2010-11-11 Jakub Jelinek PR debug/46150 * tree-ssa-loop-ivopts.c (htab_inv_expr_eq): Don't return true if expr1->hash != expr2->hash. 2010-11-10 Joseph Myers * cfgloop.c (verify_loop_structure): Use %' in diagnostics. Start diagnostics with lowercase letters. * cgraphunit.c (verify_cgraph_node): Start diagnostics with lowercase letters. * collect2.c (maybe_run_lto_and_relink): Remove trailing '.' from diagnostic. * config/alpha/freebsd.h (LINK_SPEC): Avoid '`' in diagnostic. * config/arm/arm.c (arm_get_pcs_model): Start diagnostics with lowercase letters. * config/arm/freebsd.h (LINK_SPEC): Avoid '`' in diagnostic. Remove trailing ' ' from diagnostic. * config/avr/avr.c (print_operand_address): Start diagnostic with a lowercase letter and remove trailing '.'. * config/avr/avr.opt (mpmem-wrap-around): Fix typo in help text. * config/bfin/bfin.c (bfin_option_override): Start diagnostics with lowercase letters. Use %' in diagnostics. Remove trailing '.' from diagnostics. (bfin_handle_longcall_attribute): Use %' in diagnostic. * config/cris/cris.c (cris_split_movdx, cris_expand_pic_call_address): Start diagnostics with lowercase letters. (cris_asm_output_label_ref): Use %' in diagnostic. * config/cris/cris.h (ASM_SPEC): Start diagnostic with a lowercase letter. * config/crx/crx.h (FUNCTION_PROFILER): Start diagnostic with a lowercase letter. * config/darwin-c.c (version_as_macro): Start diagnostic with a lowercase letter. * config/darwin-driver.c (darwin_default_min_version): Use %' in diagnostic. * config/host-darwin.c (darwin_gt_pch_use_address): Use %' in diagnostic. * config/i386/freebsd.h (LINK_SPEC): Avoid '`' in diagnostic. * config/i386/host-cygwin.c (cygwin_gt_pch_get_address): Use %' in diagnostics. * config/i386/i386.c (ix86_option_override_internal): Write diagnostic as a single sentence without trailing '.'. Use %' in diagnostics. (ix86_function_sseregparm, classify_argument): Start diagnostics with lowercase letters. (ix86_expand_prologue): Use %' in diagnostic. * config/i386/i386.h (CC1_CPU_SPEC_1): Remove trailing '.' from diagnostic. * config/i386/nwld.h (LINK_SPEC): Start diagnostic with a lowercase letter. * config/i386/winnt.c (i386_pe_determine_dllimport_p): Use %' in diagnostic. * config/ia64/freebsd.h (LINK_SPEC): Avoid '`' in diagnostic. * config/ia64/ia64.opt (msched-max-memory-insns-hard-limit): Avoid '`' in help text. * config/lm32/lm32.c (lm32_print_operand): Start diagnostic with a lowercase letter. * config/mep/mep.c (mep_validate_vliw): Start diagnostics with lowercase letters. * config/microblaze/microblaze.c (microblaze_handle_option): Remove trailing '.' from diagnostic. (print_operand): Start diagnostic with a lowercase letter. * config/pa/pa-hpux10.h (LINK_SPEC): Start diagnostics with lowercase letters. Avoid '`' in diagnostics. * config/pa/pa-hpux11.h (LINK_SPEC): Start diagnostics with lowercase letters. Avoid '`' in diagnostics. * config/pa/pa64-hpux.h (LINK_SPEC): Start diagnostics with lowercase letters. Avoid '`' in diagnostics. * config/picochip/picochip.c (picochip_option_override, picochip_emit_save_register, picochip_function_arg, picochip_output_label, picochip_output_internal_label, picochip_asm_output_opcode, picochip_output_cbranch, picochip_output_compare, picochip_output_branch, picochip_get_vliw_alu_id): Remove trailing '.' and '\n' from diagnostics. Start diagnostics with lowercase letters. Use %' in diagnostics. * config/rs6000/rs6000.c (rs6000_option_override_internal): Use "SPE" capitalization. Start diagnostic with a lowercase letter. (rs6000_handle_option): Start diagnostics with lowercase letters. (def_builtin): Remove trailing '.' from diagnostic. (rs6000_savres_routine_name): Start diagnostic with a lowercase letter. * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Avoid '`' in diagnostic. * config/rx/rx.c (rx_handle_option): Start diagnostic with a lowercase letter. * config/s390/s390.c (s390_option_override) Start diagnostics with lowercase letters. Use %' in diagnostic. * config/sh/sh.c (sh_output_mi_thunk): Start diagnostics with lowercase letters. * config/sh/symbian-base.c (sh_symbian_mark_dllimport): Use %' in diagnostic. * config/sh/symbian-c.c (sh_symbian_is_dllimported): Use %' in diagnostic. * config/sh/symbian-cxx.c (sh_symbian_is_dllimported): Use %' in diagnostic. * config/sparc/freebsd.h (LINK_SPEC): Avoid '`' in diagnostic. * config/spu/spu.c (spu_option_override): Start diagnostics with lowercase letters. Use %qs for quoting in diagnostics. (spu_check_builtin_parm): Remove trailing '.' from diagnostics. Use %wd instead of HOST_WIDE_INT_PRINT_DEC in diagnostic . * config/v850/v850.c (construct_save_jarl): Remove trailing '\n' from diagnostic. * convert.c (convert_to_integer, convert_to_vector): Use %' in diagnostics. * dbgcnt.c (dbg_cnt_process_opt): Start diagnostic with lowercase letter and use "cannot" spelling. * expmed.c (extract_fixed_bit_field): Start diagnostic with lowercase letter and format as a single sentence without '.'. * ggc-common.c (write_pch_globals, gt_pch_save, gt_pch_restore): Use %' in diagnostics. * ggc-page.c (ggc_pch_write_object, ggc_pch_finish, ggc_pch_read): Use %' in diagnostics. * ggc-zone.c (ggc_pch_write_object, ggc_pch_finish, ggc_pch_read): Use %' in diagnostics. * graph.c (clean_graph_dump_file): Use %' in diagnostic. * graphite-poly.c (graphite_read_scop_file): Start diagnostics with lowercase letters and remove tailing '.' and '\n'. * lto-cgraph.c (input_profile_summary): Start diagnostic with lowercase letter and remove trailing '.'. (input_cgraph): Start diagnostics with lowercase letters and remove trailing '\n'. * opts.c (finish_options, common_handle_option): Start diagnostics with lowercase letters and remove trailing '.'. Fix typo in diagnostic. * passes.c (position_pass): Start diagnostic with lowercase letter. * plugin.c (add_new_plugin, parse_plugin_arg_opt, register_callback, try_init_one_plugin): Start diagnostics with lowercase letters. * reload1.c (spill_failure): Use %' in diagnostic. (gen_reload): Start diagnostic with a lowercase letter. * stor-layout.c (place_field): Start diagnostic with a lowercase letter. * toplev.c (open_auxiliary_file): Use %' in diagnostic. * tree-cfg.c (verify_expr, verify_types_in_gimple_reference, verify_gimple_call, verify_gimple_phi, verify_eh_throw_stmt_node): Start diagnostics with lowercase letters, remove trailing '.' and use %' in diagnostics. * tree-ssa.c (verify_def): Remove trailing '.' from diagnostic. (verify_ssa): Don't split diagnostic across two error calls. Spell out "number" and use %' in diagnostic. * value-prof.c (visit_hist, check_counter): Start diagnostics with lowercase letters. 2010-11-10 Uros Bizjak PR middle-end/46419 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Swap __hisi and __losi. (_mm_cvtpu16_ps): Ditto. 2010-11-10 Joseph Myers * common.opt (flag_excess_precision_cmdline, flag_generate_lto, warn_larger_than, larger_than_size, warn_frame_larger_than, frame_larger_than_size, flag_gen_aux_info, flag_shlib, default_visibility, flag_tls_default): New Variable declarations. (aux-info, auxbase, dumpbase, dumpdir, falign-functions=, falign-jumps=, falign-labels=, falign-loops=, o, v): Use Var. (v): Declare as Common and document here. * flags.h (default_visibility, flag_generate_lto, warn_larger_than, larger_than_size, warn_frame_larger_than, frame_larger_than_size, flag_gen_aux_info, flag_pedantic_errors, flag_shlib, flag_excess_precision_cmdline): Remove. (set_Wstrict_aliasing): Update prototype. * gcc.c (verbose_flag): Remove. (driver_handle_option): Add diagnostic_context parameter. Don't handle OPT_v explicitly here. Set verbose_flag to 1 rather than incrementing it. * opts-common.c (handle_option): Pass dc to handler. * opts.c (warn_larger_than, larger_than_size, warn_frame_larger_than, frame_larger_than_size, default_visibility): Remove. (common_handle_option): Add diagnostic_context parameter. (set_fast_math_flags, set_unsafe_math_optimizations_flags): Add gcc_options parameters. (lang_handle_option, target_handle_option, read_cmdline_options, decode_options): Add diagnostic_context parameters. (finish_options): Access option state through opts pointer where possible. (common_handle_option): Access option state through opts pointer where possible. Do not set local static variable verbose. Do not explicitly handle OPT_v, OPT_Wstrict_aliasing_, OPT_Wstrict_overflow_, OPT_Wunused, OPT_auxbase, OPT_dumpbase, OPT_dumpdir, OPT_falign_functions_, OPT_falign_jumps_, OPT_falign_labels_, OPT_falign_loops_, OPT_fira_verbose_, OPT_o or OPT_fwhopr_. Do not explicitly set .opt file variables for OPT_aux_info or OPT_pedantic_errors. Use dc for diagnostic context. (set_Wstrict_aliasing): Add gcc_options parameter. * opts.h (struct cl_option_handler_func): Add diagnostic_context parameter to handler. (decode_options): Add diagnostic_context parameter. * toplev.c (dump_base_name, dump_dir_name, aux_base_name, asm_file_name, flag_generate_lto, flag_gen_aux_info, aux_info_file_name, flag_shlib, flag_tls_default, flag_excess_precision_cmdline, flag_pedantic_errors): Remove. (toplev_main): Pass global_dc to decode_options. * toplev.h (dump_base_name, dump_dir_name, aux_base_name, aux_info_file_name, asm_file_name): Remove. * tree.h (flag_tls_default): Remove. 2010-11-10 Eric Botcazou PR target/45986 * config/sparc/sparc.c (sparc_delegitimize_address): New function. (TARGET_DELEGITIMIZE_ADDRESS): Define to above. 2010-11-10 Quentin Neill * config.gcc (i[34567]86-*-*): Include tbmintrin.h. (x86_64-*-*): Likewise. * config/i386/cpuid.h: Define TBM bit. * config/i386/driver-i386.c (host_detect_local_cpu): Define and set has_tbm. * config/i386/i386-c.c (ix86_target_macros_internal): Check isa_flag for TBM. * config/i386/i386.c (OPTION_MASK_ISA_TBM_SET): New. (OPTION_MASK_ISA_TBM_UNSET): New. (ix86_handle_option): Handle -mtbm. (isa_opts): Add -mtbm. (enum pta_flags): Add PTA_TBM. (ix86_option_override_internal): Add TBM support. (ix86_valid_target_attribute_inner_p): Handle -mtbm. (IX86_BUILTIN_BEXTRI32): New for TBM intrinsic. (IX86_BUILTIN_BEXTRI64): Likewise. (bdesc_args): Add TBM intrinsics. (ix86_expand_builtin): Add TBM specific case. * config/i386/i386.h (TARGET_TBM): New for TBM. * config/i386/i386.md (UNSPEC_BEXTRI): New for TBM. (tbm_bextri_): Likewise. (*tbm_blcfill_): Likewise. (*tbm_blci_): Likewise. (*tbm_blcic_): Likewise. (*tbm_blcmsk_): Likewise. (*tbm_blcs_): Likewise. (*tbm_blsfill_): Likewise. (*tbm_blsic_): Likewise. (*tbm_t1mskc_): Likewise. (*tbm_tzmsk_): Likewise. * config/i386/i386.opt: Add -mtbm. * config/i386/tbmintrin.h (__bextri_u32): New. (__blcfill_u32): Likewise. (__blci_u32): Likewise. (__blcic_u32): Likewise. (__blcmsk_u32): Likewise. (__blcs_u32): Likewise. (__blsfill_u32): Likewise. (__blsic_u32): Likewise. (__t1mskc_u32): Likewise. (__tzmsk_u32): Likewise. (__bextri_u64): Likewise. (__blcfill_u64): Likewise. (__blci_u64): Likewise. (__blcic_u64): Likewise. (__blcmsk_u64): Likewise. (__blcs_u64): Likewise. (__blsfill_u64): Likewise. (__blsic_u64): Likewise. (__t1mskc_u64): Likewise. (__tzmsk_u64): Likewise. * config/i386/x86intrin.h: Add TBM check and tbmintrin.h. * doc/invoke.texi: Document -mtbm. * doc/extend.texi: Document TBM built-in functions. 2010-11-10 Quentin Neill * config.gcc (i[34567]86-*-*): Include bmiintrin.h. (x86_64-*-*): Likewise. * config/i386/cpuid.h: Define BMI bit. * config/i386/driver-i386.c (host_detect_local_cpu): Define and set has_bmi. * config/i386/i386-c.c (ix86_target_macros_internal): Check isa_flag for BMI. * config/i386/i386.c (OPTION_MASK_ISA_BMI_SET): New. (OPTION_MASK_ISA_BMI_UNSET): New. (ix86_handle_option): Handle -mbmi. (isa_opts): Add -mbmi. (enum pta_flags): Add PTA_BMI. (ix86_option_override_internal): Add BMI support. (ix86_valid_target_attribute_inner_p): Handle -mbmi. (IX86_BUILTIN_BEXTR32): New for BMI intrinsic. (IX86_BUILTIN_BEXTR64): Likewise. (IX86_BUILTIN_CTZS): Likewise. (bdesc_args): Add BMI intrinsics. (ix86_expand_args_builtin): Add BMI specific cases. * config/i386/i386.h (TARGET_BMI): New for BMI. (CTZ_DEFINED_VALUE_AT_ZERO): Likewise. (CLZ_DEFINED_VALUE_AT_ZERO): Likewise. * config/i386/i386.md (UNSPEC_BEXTR): New for BMI. (UNSPEC_TZCNT): Likewise. (ctz2): Add tzcnt, and handle 16 bit operands. (bmi_andn_): New for BMI. (bmi_bextr_): Likewise. (bmi_blsi_): Likewise. (bmi_blsmsk_): Likewise. (bmi_blsr_): Likewise. * config/i386/i386.opt: Add -mbmi. * config/i386/x86intrin.h: Add BMI check and bmiintrin.h. * config/i386/bmiintrin.h (__lzcnt_u16): New. (__tzcnt_u16): Likewise. (__andn_u32): Likewise. (__bextr_u32): Likewise. (__blsi_u32): Likewise. (__blsmsk_u32): Likewise. (__blsr_u32): Likewise. (__lzcnt_u32): Likewise. (__tzcnt_u32): Likewise. (__andn_u64): Likewise. (__bextr_u64): Likewise. (__blsi_u64): Likewise. (__blsmsk_u64): Likewise. (__blsr_u64): Likewise. (__lzcnt_u64): Likewise. (__tzcnt_u64): Likewise. * doc/invoke.texi: Document -mbmi and -mno-bmi. * doc/extend.texi: Document BMI built-in functions. 2010-11-10 Jan Hubicka PR tree-optimize/46228 * doc/invoke.texi (comdat-sharing-probability): Document. * ipa-inline.c (cgraph_estimate_growth): Handle COMDATs * params.def (PARAM_COMDAT_SHARING_PROBABILITY): New param. 2010-11-10 Jan Hubicka PR tree-optimize/46228 * cgraph.c (cgraph_propagate_frequency): Fix typo. 2010-11-10 H.J. Lu PR tree-optimization/46414 * tree-inline.c (estimate_move_cost): Check preferred vector mode for vector type. 2010-11-10 Rainer Orth * config/alpha/osf5.h (ASM_SPEC): Remove -nocpp. 2010-11-10 Sebastian Pop PR tree-optimization/45971 * tree-if-conv.c (predicate_scalar_phi): Do not generate a COND_EXPR for phi nodes analyzable by scev. 2010-11-10 Richard Guenther PR tree-optimization/44964 * ipa-inline.c (cgraph_flatten): Check that SSA form matches. 2010-11-10 Martin Jambor PR tree-optimization/46351 PR tree-optimization/46377 * tree-sra.c (type_internals_preclude_sra_p): Disqualify types with aggregate bit-fields. 2010-11-10 Joseph Myers * doc/tm.texi.in (TARGET_OPTION_TRANSLATE_TABLE): Remove. * doc/tm.texi: Regenerate. * opts-common.c (tm.h): Don't include. (target_option_translations): Remove. (decode_cmdline_options_to_array): Don't handle translating options. * system.h (TARGET_OPTION_TRANSLATE_TABLE): Poison. * config/darwin-driver.c: Don't condition includes on CROSS_DIRECTORY_STRUCTURE. (darwin_default_min_version): Make static. (darwin_driver_init): New. Call darwin_default_min_version if not CROSS_DIRECTORY_STRUCTURE. * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Remove. (DRIVER_SELF_SPECS, DARWIN_CC1_SPEC): Define. (ASM_SPEC): Add %{static}. (darwin_default_min_version): Don't declare. (darwin_driver_init): Declare. (GCC_DRIVER_HOST_INITIALIZATION): Define to call darwin_driver_init, independent of CROSS_DIRECTORY_STRUCTURE. * config/darwin.opt (all_load, allowable_client, arch_errors_fatal, bind_at_load, bundle, bundle_loader, dead_strip, dependency-file, dylib_file, dynamic, dynamiclib, exported_symbols_list, filelist, findirect-virtual-calls, flat_namespace, force_cpusubtype_ALL, force_flat_namespace, framework, fterminated-vtables, gfull, gused, image_base, init, install_name, multi_module, multiply_defined, multiply_defined_unused, no_dead_strip_inits_and_terms, seg_addr_table, seg_addr_table_filename, segaddr, segs_read_only_addr, segs_read_write_addr, single_module, umbrella, unexported_symbols_list, weak_reference_mismatches, Zall_load, Zarch_errors_fatal, Zbind_at_load, Zbundle, Zdead_strip, Zdynamic, Zdynamiclib, Zflat_namespace, Zforce_cpusubtype_ALL, Zforce_flat_namespace, Zmulti_module, Zno_dead_strip_inits_and_terms, Zsingle_module): New. * config/i386/darwin.h (CC1_SPEC): Add DARWIN_CC1_SPEC. (ASM_SPEC): Add %{static}. (SUBTARGET_OPTION_TRANSLATE_TABLE): Remove. * config/mep/mep.h (TARGET_OPTION_TRANSLATE_TABLE): Remove. (DRIVER_SELF_SPECS): Handle options formerly in TARGET_OPTION_TRANSLATE_TABLE. * config/mep/mep.opt (mfar): New. * config/picochip/picochip.h (TARGET_OPTION_TRANSLATE_TABLE): Remove. (DRIVER_SELF_SPECS): Define. Handle options formerly in TARGET_OPTION_TRANSLATE_TABLE. * config/rs6000/darwin.h (CC1_SPEC): Handle -faltivec and -fno-altivec. (SUBTARGET_OPTION_TRANSLATE_TABLE): Remove. * config/rs6000/darwin.opt (Waltivec-long-deprecated, faltivec, ffix-and-continue, findirect-data): New. * config/rx/rx.h (TARGET_OPTION_TRANSLATE_TABLE): Remove. * config/rx/rx.opt (nofpu): Make into alias of mnofpu. (mnofpu): Define mask and use Report here. 2010-11-10 Andreas Krebbel * config/s390/s390.c (s390_emit_prologue): Report the stack size if -fstack-usage is used. 2010-11-10 Richard Guenther PR tree-optimization/46398 * tree-ssa-sccvn.c (process_scc): Iterate for all PHIs. 2010-11-10 Joern Rennecke PR target/44760 * config/iq2000/iq2000.h (REGISTER_NAMES): Remove trailing semicolon. (REGNO_MODE_OK_FOR_BASE_P): Cast REGNO to int before passing it to GP_REG_OR_PSEUDO_STRICT_P. * config/iq2000/iq2000.md (andsi3+1): Add gcc_unreachable for unexpected alternative. (*movsf_internal): Likewise. (indirect_jump): Replace call to non-existant function with call to internal_error. (tablejump): Likewise. * config/iq2000/iq2000.c: Include df.h . (iq2000_function_arg_advance): Use CONST_CAST2. (compute_frame_size, iq2000_expand_prologue): Remove unused variables. (iq2000_can_eliminate): Call leaf_function_p instead of testing for a non-zero function address. (iq2000_initial_elimination_offset): Add gcc_unreachable for unexpected value of FROM. (symbolic_expression_p): Delete. (iq2000_function_value): Constify func. (expand_one_builtin): Use expand_normal. (iq2000_print_operand): Don't print VALUE if calculating it failed. PR rtl-optimization/44764 * addresses.h (ok_for_base_p_1): Mark regno with ATTRIBUTE_UNUSED. PR target/46407 * config/rx/rx.h (REGISTER_NAMES): Remove trailing semicolon. * config/rx/rx.c (rx_promote_function_mode): Mark punsignedp with ATTRIBUTE_UNUSED. (valid_psw_flag): Constify parameter which. (rx_memory_move_cost): Change type of parameter regclass to reg_class_t. PR target/46415 * config/mmix/mmix-protos.h (mmix_local_alignment): Update prototype. (mmix_dbx_register_number): Likewise. * config/mmix/mmix.c: Include df.h . (mmix_local_alignment): Change argument basic_align and return type to unsigned. (mmix_dbx_register_number): Change argument and return type to unsigned. (mmix_expand_prologue): Use add_reg_note. PR target/46417 * config/spu/spu.c (spu_expand_insv): Remove unused variables. (spu_split_store): Use aform. (spu_function_profiler): Mark parameter labelno with ATTRIBUTE_UNUSED. 2010-11-10 Laurynas Biveinis PR/46268 * doc/gty.texi (GTY Options): Clarify that variable_size produces allocators taking size in bytes, compare with length option. Add size calculation example. (Invoking the garbage collector): Ensure that sentences are followed by two spaces. Describe that pointer fields must be initialized at ggc_collect call. (Troubleshooting): New section. 2010-11-09 Jan Hubicka PR tree-optimization/40436 * ipa-inline.c (leaf_node_p): Implement using is_inexpensive_builtin. * tree-inline.c (estimate_num_insns): Inexpensive builtins are like normal instructions; be sure bultin is not implemented in this file; compute non-zero return cost. (init_inline_once): Reduce builtin_call_cost to 1; set return cost. * tree-inline.h (eni_weights_d): Add return cost. 2010-11-09 Joseph Myers * c-parser.c (c_parser_struct_declaration): Handle declaration specifiers followed by CPP_CLOSE_BRACE. 2010-11-09 Michael Meissner * config/rs6000/rs6000.md (floatsi2_lfiwax): Rewrite so split occurs before reload, and we allocate memory at the time of the split, not during expansion. Add attributes. (floatsi2_lfiwax_mem): Ditto. (floatunssi2_lfiwzx): Ditto. (floatunssi2_lfiwzx_mem): Ditto. (floatsidf2): Ditto. (floatunssisf2): Ditto. (floatunssidf2): Ditto. (fix_truncsi2): Ditto. (fix_truncsi2_stfiwx): Ditto. (fix_truncsi2_internal): Ditto. (fix_truncsi2): Ditto. (fix_truncdi2): Ditto. (fixuns_truncsi2_stfiwx): Ditto. (floatsisf2): Ditto. (floatdidf2_mem): Ditto. (floatunsdidf2_mem): Ditto. (floatunsdidf2): Ditto. (floatdisf2_internal1): Ditto. (floatdisf2_mem): Ditto. (floatunsdisf2_mem): Ditto. (floatsi2_lfiwax_mem2): Delete. (floatunssi2_lfiwzx_mem2): Ditto. (fix_truncsi2_mem): Ditto. (fixuns_truncsi2_mem): Ditto. (round322_fprs): New combiner insn to combine (double)(int) type operations to reduce copying the values to multiple memory slots. (roundu322_fprs): Ditto. * config/rs6000/rs6000.c (rs6000_address_for_fpconvert): Handle PRE_INC, PRE_DEC, PRE_MODIFY. (rs6000_expand_convert_si_to_sfdf): Delete, no longer used. * config/rs6000/rs6000-protos.h (rs6000_expand_convert_si_to_sfdf): Delete prototype. 2010-11-09 Jakub Jelinek PR target/43808 * cfgexpand.c (partition_stack_vars): Call update_alias_info_with_stack_vars unconditionally. (update_alias_info_with_stack_vars): Allow unused unreferenced vars when not optimizing. 2010-11-09 Sebastian Pop PR tree-optimization/46036 * tree-if-conv.c (predicate_bbs): Call unshare_expr before add_to_dst_predicate_list. 2010-11-09 Jakub Jelinek PR debug/46171 * df-problems.c (struct dead_debug_use, struct dead_debug): Move earlier. (df_set_unused_notes_for_mw, df_create_unused_note): Add DEBUG argument, call dead_debug_reset when adding REG_UNUSED note. (dead_debug_reset): New function. (df_note_bb_compute): Adjust df_set_unused_notes_for_mw and df_create_unused_note callers. 2010-11-09 Anatoly Sokolov * config/fr30/fr30.c: Include "df.h". 2010-11-09 Richard Guenther PR tree-optimization/46355 * tree-loop-distribution.c (tree_loop_distribution): Do not distribute loops without a single exit. 2010-11-09 Andreas Krebbel PR rtl-optimization/46237 * ira-conflicts.c (ira_build_conflicts): Record conflicts for call saved hard regs if they might get partially clobbered. 2010-11-09 Paul Koning * config/pdp11/pdp11.md (lshrsi3, lshrhi3): Use add for decrement. 2010-11-09 Richard Guenther PR tree-optimization/46177 * tree-loop-distribution.c (prop_phis): Remove. (generate_builtin): Re-use the old loop exit edge to avoid needing to update PHI nodes. 2010-11-09 Joern Rennecke * config/i386/i386.c (ix86_expand_split_stack_prologue): Change type of args_size to unsigned HOST_WIDE_INT. PR target/44755 * config.gcc (picochip-*): Add t-pnt16-warn to tmake_file. * config/t-pnt16-warn: New file. * config/picochip/picochip.c (picochip_emit_stack_allocate): Use add_reg_note. (picochip_emit_save_register): Likewise. (picochip_emit_restore_register): Remove variable insn. (picochip_legitimize_address): Don't use C++ style comments. (picochip_legitimize_reload_address): Likewise. (reorder_var_tracking_notes): Remove variable vliw_start. (picochip_reorg): Cast first arguemnt to emit_note_after to enum insn_note. (picochip_expand_builtin_2op): Use EXPAND_NORMAL. (picochip_expand_builtin_3op): Likewise. (picochip_expand_builtin_2opvoid): Likewise. (picochip_expand_array_get, picochip_expand_array_put): Likewise. (picochip_expand_array_testport): Likewise. (picochip_init_builtins): Remove unused variables. * config/picochip/picochip.h (ASM_FORMAT_PRIVATE_NAME): Cast LABELNO to unsigned long, and output it as such. (ASM_OUTPUT_SKIP): Use HOST_WIDE_INT_PRINT_UNSIGNED. * config/picochip/picochip.md (movhicc): Remove nonsense statement. (schedType): Cast result of picochip_schedule_type to enum attr_schedType. PR target/44759 * config/mn10300/mn10300.c (SIZE_FMOV_LIMIT): Promote all arms of conditional to type of S. (mn10300_function_arg): Remove unused variable align. (mn10300_arg_partial_bytes): Likewise. * config/mn10300/mn10300.md (attribute cpu): Cast value to enum attr_cpu. 2010-11-09 H.J. Lu PR bootstrap/46392 * gengtype-parse.c (type): Call get_input_file_name to get file name. 2010-11-09 Eric Botcazou * tree.h (contains_placeholder_p): Fix comment. (type_contains_placeholder_p): Adjust comment. * tree.c (contains_placeholder_p): Fix comment. (type_contains_placeholder_1): Do not recurse on pointed-to types and adjust comment. (type_contains_placeholder_p): Add comment. 2010-11-09 Paul Koning * config/pdp11/pdp11.c (pdp11_assemble_integer): Clean up fix for output of byte values. 2010-11-09 Jakub Jelinek PR middle-end/46360 * tree-ssa-propagate.c (update_call_from_tree): Fix for use not in SSA mode. 2010-11-09 Richard Guenther PR middle-end/46221 * varasm.c (compute_visible_aliases): New function. (remove_unreachable_alias_pairs): Aliases make a target available even though we reclaimed the cgraph node. (finish_aliases_1): Likewise. * Makefile.in (varasm.o): Add pointer-set.h dependency. 2010-11-09 Nick Clifton * config/mn10300/mn10300-modes.def: New file. 2010-11-09 Basile Starynkevitch Jeremie Salvucci * gengtype.c (get_output_file_name): Declaration moved to gengtype.h. (plugin_files, get_file_basename, get_file_realbasename) (get_file_langdir, error_at_line, gt_files, this_file) (system_h_file, read_input_list, create_field_all) (get_file_srcdir_relative_path, get_file_basename) (get_file_langdir, get_file_gtfilename) (get_output_file_with_visibility, get_output_file_name) (struct flist, put_mangled_filename, walk_type) (put_mangled_filename, finish_root_table, write_roots): Use input_file-s. (lang_dir_names, num_lang_dirs): Remove static. (get_lang_bitmap, set_lang_bitmap): Moved to gengtype.h. (main): Use input_file-s. * gengtype.h: (struct input_file_st, input_file): New type. (struct fileloc): Use it. (gt_files, num_gt_files, this_file, system_h_file) (input_file_by_name, get_file_srcdir_relative_path): Use input_file. (get_input_file_name): New function. (get_lang_bitmap, set_lang_bitmap): Moved from gengtype.c and use input_file. (lang_dir_names, num_lang_dirs, get_output_file_with_visibility) (get_output_file_name): Ditto. * gengtype-lex.l (yybegin): Use input_file. * gengtype-parse.c (parse_error): Use input_file. 2010-11-08 Xinliang David Li PR tree-optimization/46316 * tree-vrp.c (adjust_range_with_scev): Check double_int overflow. * double-int.h (double_int_mul_with_sign): New function. * double-int.c (double_int_mul_with_sign): New function. 2010-11-08 Paul Koning * config/pdp11/pdp11.md (lshrsi3, lshrhi3): Fix wrong code. 2010-11-08 Paul Koning * config/pdp11/pdp11.md (negsi2): Fix wrong code. 2010-11-08 Paul Koning * config/pdp11/pdp11.c (pdp11_assemble_integer): Mask byte values to 8 bits. 2010-11-08 Michael Meissner PR target/46378 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't turn on ISA 2.04 rounding instructions for power5. * config/rs6000/rs6000.md (friz): Friz is an ISA 2.04 instruciton, not ISA 2.02. PR target/45585 * config/rs6000/darwin.md (movdi_low): Allow DImode values to be in FPR registers. (movdi_low_st): Ditto. 2010-11-08 Joern Rennecke Richard Henderson PR target/44758 * config/frv/frv.md (attribute cpu): Cast value to enum attr_cpu. (attribute acc_group): Cast value to enum attr_acc_group. (*movdi_nodouble+6): Use gen_int_mode. * config/frv/frv-protos.h (frv_trampoline_size): Declare no matter if RTX_CODE is defined or not. * config/frv/frv.c (enum frv_io_type): New enum, broken out of struct frv_io. (frv_handle_option): Mark parameter value with ATTRIBUTE_UNUSED. (frv_frame_access, frv_expand_prologue): Remove unused variables. (frv_expand_block_clear): Likewise. (frv_trampoline_init): Use LCT_NORMAL. (struct frv_packet_group): New struct, broken out of type of frv_packet. (frv_start_packet, frv_reorder_packet): Initialize group to GROUP_I, use cast in loop counter increment. (frv_extract_membar): Cast HOST_WIDE_INT to enum frv_io_type before assigning to io->type. (bdesc_set): Use rtx_code UNKNOWN in initializer. (bdesc_1arg, bdesc_2arg, bdesc_int_void2arg): Likewise. (bdesc_prefetches, bdesc_cut, bdesc_2argimm, bdesc_void2arg): Likewise. (bdesc_void3arg, bdesc_voidacc, bdesc_loads, bdesc_stores): Likewise. (frv_read_argument): Use expand_normal. PR target/44757 * config/lm32/lm32.h (LEGITIMATE_CONSTANT_P): Call lm32_legitimate_constant_p. * config/lm32/lm32.md (ashlsi3): Remove unused variable. * config/lm32/lm32.c (gen_int_relational): Make new block for LE / LT / LEU / LTU case. Declare variables at start of block. (lm32_block_move_inline): Use XALLOCAVEC. 2010-11-08 Rainer Orth * config/i386/i386.c (ix86_function_arg_boundary): Fix warning message. 2010-11-08 Basile Starynkevitch * gengtype (get_output_file_for_structure): Ensure type is union or struct. (write_splay_tree_allocator_def): Use get_output_file_with_visibility. 2010-11-08 Andreas Krebbel * config/s390/s390.c (s390_handle_arch_option): Set type and flags to defined values in case of an error. (s390_option_override): Skip further processing if the -march parameter wasn't recognized. 2010-11-08 Joern Rennecke * caller-save.c (reg_save_code): After HARD_REGNO_MODE_OK check fails, assert that REG is a hard register number before using it as an index. PR bootstrap/46358 * config/i386/i386.c (ix86_expand_split_stack_prologue): Avoid warnings when HOST_WIDE_INT is 32 bit. 2010-11-08 Eric Botcazou PR target/46208 * config/sparc/sparc.c (TARGET_PROMOTE_PROTOTYPES): Delete. (sparc_promote_prototypes): Likewise. (sparc_promote_function_mode): Promote in 32-bit mode as well. (sparc_return_in_memory): Remove superfluous parentheses. (sparc_struct_value_rtx): Fix long lines. (sparc_function_value_1): Promote in 32-bit mode as well. 2010-11-08 Andrey Belevantsev PR rtl-optimization/45352 * sel-sched.c (find_best_expr): Do not set pneed_stall when the variable_issue hook is not implemented. (fill_insns): Remove dead variable stall_iterations. (init_seqno_1): Force EBB start for resetting sched cycles on any successor blocks of the rescheduled region. (sel_sched_region_1): Use bitmap_bit_p instead of bitmap_clear_bit. (reset_sched_cycles_in_current_ebb): Add debug printing. New variable issued_insns. Advance state when we have issued issue_rate insns. 2010-11-08 Basile Starynkevitch * gengtype (main): Get here's position using POS_HERE macro for do*typedef calls. 2010-11-07 Ian Lance Taylor PR target/46089 * config/i386/i386.c (split_stack_fn_large): New static variable. (ix86_expand_split_stack_prologue): Handle large model. 2010-11-07 Andreas Schwab * config/m68k/m68k.c (m68k_delegitimize_address): Update to handle all possible addressing modes. 2010-11-07 Uros Bizjak PR tree-optimization/46346 * tree-ssa-forwprop.c (rhs_to_tree): Handle GIMPLE_TERNARY_RHS. 2010-11-07 Richard Sandiford * config/mips/mips.c: Revert previous patch. * config/mips/mips.md: Likewise. 2010-11-07 Richard Sandiford * config/mips/mips.c (mips_rtx_costs): Handle FMA. * config/mips/mips.md (*madd4, *madd3, *msub4) (*msub3, *nmadd4_fastmath, *nmadd3_fastmath) (*nmsub4_fastmath, *nmsub3_fastmath): Delete. (*nmadd4, *nmadd3. *nmsub4, *nmsub3): Redefine to use FMA. (fma4, *fma4_madd3, *fma4_madd4): New patterns. (fms4, *fms4_msub3, *fms4_msub4): Likewise. (fnms4, *fnms4_nmadd3, *fnms4_nmadd4): Likewise. (fnma4, *fnma4_nmsub3, *fnma4_nmsub4): Likewise. 2010-11-06 Simon Martin PR c/43384 * c-decl.c (lookup_label): Labels can only be referenced in a function's scope. (store_parm_decls_oldstyle): Skip erroneous parameters. 2010-11-06 Anatoly Sokolov * config/fr30/fr30.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE, LIBCALL_VALUE): Remove macros. * config/fr30/fr30.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define. (fr30_function_value_regno_p, fr30_function_value, fr30_libcall_value): New functions. 2010-11-06 Joern Rennecke PR middle-end/46314 * target.def (generate_internal_label): New asm_out hook. * output.h (default_generate_internal_label): Declare. * varasm.c (default_generate_internal_label): Define. 2010-11-06 Iain Sandoe PR target/44981 * doc/extend.tex (format): Document NSString extension. (format_arg): Likewise. (Darwin Format Checks): New section. * doc/tm.texi: Document string object hooks (generated). * doc/tm.texi.in (TARGET_OBJC_CONSTRUCT_STRING_OBJECT) Rename. (TARGET_STRING_OBJECT_REF_TYPE_P): New. (TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): New. * target.def (objc_construct_string_object): Rename, amend documentation. (string_object_ref_type_p): New hook. (check_string_object_format_arg): New hook. * c-parser.c (c_parser_attributes): Allow objective-c class names as attribute identifiers. * config/darwin-c.c (darwin_cfstring_ref_p): New. (darwin_check_cfstring_format_arg): New. (darwin_additional_format_types): New. * config/darwin-protos.h (darwin_cfstring_ref_p) New. (darwin_check_cfstring_format_arg): New. * config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT) Renamed. (TARGET_STRING_OBJECT_REF_TYPE_P): New. (TARGET_N_FORMAT_TYPES): New. (TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): New. 2010-11-06 Eric Botcazou Pascal Obry * config/i386/cygming.h (DWARF_FRAME_REGISTERS): Redefine. Use 33 in 64-bit mode and 17 otherwise. 2010-11-06 Andreas Krebbel PR debug/45939 * var-tracking.c (emit_note_insn_var_location): Make sure that call related var location notes come before the normal ones. 2010-11-05 H.J. Lu PR target/46326 * config/i386/i386.c (ix86_delegitimize_address): Fix a typo in the last change. 2010-11-05 Ian Lance Taylor * explow.c (allocate_dynamic_stack_space): Check MALLOC_ABI_ALIGNMENT. 2010-11-05 Jakub Jelinek PR c/44772 * c-decl.c (warn_cxx_compat_finish_struct): Don't call pointer_set_contains if DECL_NAME is NULL. 2010-11-05 Ian Lance Taylor PR target/46084 * explow.c (allocate_dynamic_stack_space): If flag_split_stack, request enough additional space for alignment, and force alignment. 2010-11-05 Kai Tietz * config/i386/i386.c (legitimate_pic_address_disp_p): Handle UNSPEC_PCREL. (ix86_legitimate_address_p): Likewise. (legitimize_pic_address): Likewise. (output_pic_addr_const): Likewise. (ix86_delegitimize_address): Likewise. (ix86_find_base_term): Likewise. (memory_address_length): Likewise. (x86_output_mi_thunk): Handle special case x64 for non local binding. * config/i386/i386.md (UNSPEC_PCREL): New. * config/i386/winnt.c (i386_pe_binds_local_p): Allow weak symbol for x64 windows with non-local binding. 2010-11-05 Jakub Jelinek PR target/45670 * expr.c (expand_expr_real_1) : Use EXPAND_SUM instead of EXPAND_NORMAL for base expansion. 2010-11-05 Uros Bizjak * config.gcc: Support --with-fpmath=avx for x86. * config/i386/avxmath.h: New. * doc/install.texi (--with-fpmath=): Document --with-fpmath=avx. 2010-11-05 Ian Lance Taylor * tree.h (struct tree_type): Don't use descbits in GTY annotation. * gengtype.c (walk_type): Don't recognize descbits option. 2010-11-05 Joseph Myers * defaults.h (DEFAULT_WORD_SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Remove. * doc/options.texi (Args): Document. * doc/tm.texi.in (WORD_SWITCH_TAKES_ARG): Remove. * doc/tm.texi: Regenerate. * opt-functions.awk (switch_flags): Handle Args. * opts-common.c: Update comment on tm.h include. (decode_cmdline_option): Handle options with multiple arguments. Don't check WORD_SWITCH_TAKES_ARG for unknown options. * opts.h (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK): Define. (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER, CL_TARGET, CL_COMMON): Update values. * system.h (WORD_SWITCH_TAKES_ARG): Poison. * config/darwin.h (WORD_SWITCH_TAKES_ARG): Remove. * config/darwin.opt (Zsegaddr, sectalign, sectcreate, sectobjectsymbols, sectorder, segcreate, segprot): New. 2010-11-05 H.J. Lu Uros Bizjak * config/i386/i386.c (ix86_expand_move): Set use_avx256_p if 256bit AVX register is used. (ix86_expand_vector_move_misalign): Likewise. (ix86_expand_vector_move): Replace use_avx256_p with VALID_AVX256_REG_MODE. 2010-11-05 Joern Rennecke PR target/44750 * config/pdp11/t-pdp11 (dwarf2out.o, java/constants.o): Undo last change. Set $@-warn.o to -Wno-error. PR bootstrap/44756 * expr.c (emit_push_insn): Cast value of PUSH_ROUNDING before comparing it to a signed value. PR middle-end/44766 * expr.c (can_store_by_pieces): Add ATTRIBUTE_UNUSED to cst. PR bootstrap/44770 * haifa-sched.c (initiate_bb_reg_pressure_info): Add ATTRIBUTE_UNUSED to i. PR target/44754 * config/m32c/m32c.c (m32_function_arg): Rename declaration to... (m32c_function_arg). Add comma between arguments two and three. (m32c_promote_prototypes): Remove declaration. (current_function_special_page_vector): Likewise. (m32c_regno_reg_class): Change return type to enum reg_class. (m32c_pushm_popm): Use add_reg_note. (m32c_push_rounding): Change return type to unsigned int. (m32c_legitimize_reload_address): Cast argument 11 to push_reload to enum reload_type. (m32c_insert_attributes): Constify variable name. (m32c_output_aligned_common): Add ATTRIBUTE_UNUSED to argument decl. (m32c_prepare_shift): Remove variable lref. (m32c_expand_movcc): Remove variable cmp. (m32c_expand_insv): Fix check of op0 rtx_code to use GET_CODE. (m32c_compare_redundant): Remove variable op2. * config/m32c/m32c-pragma.c ("c-family/c-common.h"): Include. (m32c_pragma_memregs): Assign the number to target_memregs. (m32c_pragma_address): Remove variable var_str. * config/m32c/m32c.h (REG_CLASS_FROM_CONSTRAINT): Case value to enum reg_class. (LIMIT_RELOAD_CLASS, SECONDARY_RELOAD_CLASS): Likewise. * config/m32c/bitops.md (andsi3): Add default case to switch. (iorsi3, xorsi3): Likewise. * config/m32c/addsub.md (addsi3_1, subsi3_1): Likewise. * config/m32c/jump.md (call, call_value): Likewise. * config/m32c/m32c-protos.h (m32c_push_rounding): Update prototype. (m32c_regno_reg_class): Likewise. (current_function_special_page_vector): Declare. 2010-11-05 Jakub Jelinek * cfgexpand.c (expand_debug_expr): Handle MEM_REF with non-zero offset. PR tree-optimization/46099 * tree-parloops.c (take_address_of): Add GSI argument. Return NULL if it is NULL and uid wasn't found in the hash table. Just fold the result if it is NULL otherwise. Insert other potentially needed stmts right before current stmt instead of on the entry edge. (struct elv_data): Add gsi and reset fields. (eliminate_local_variables_1): Adjust caller. If take_address_of failed for debug stmt, set dta->reset and return. (eliminate_local_variables_stmt): Change STMT argument for GSI, pass GSI through to the callback, handle resetting of debug stmts. (eliminate_local_variables): Adjust caller. Process debug stmts in second phase. PR middle-end/43690 * gimplify.c (gimplify_asm_expr): If a "m" input is a {pre,post}{in,de}crement, fail. PR debug/46307 * tree-ssa-operands.c (get_expr_operands): Handle FMA_EXPR. * tree-pretty-print.c (dump_generic_node): Likewise. (op_code_prio): Likewise. * cfgexpand.c (expand_debug_expr): Likewise. 2010-11-04 Paul Koning * doc/md.texi (Machine Constraints): Correct formatting in PDP-11 constraints. 2010-11-04 Chao-ying Fu * configure.ac: Test assembler support for DSP Rev1 mult. * configure: Regenerate. * config.in: Regenerate. * config/mips/mips.h (ISA_HAS_DSP_MULT): New define. * config/mips/mips.c (CODE_FOR_mips_mult): New define. (CODE_FOR_mips_multu): New define. (mips_builtins): Move madd, maddu, msub, msubu, mult, multu from dspr2_32 to dsp_32. (mips_mulsidi3_gen_fn): Test (TARGET_FIX_R4000 && !ISA_HAS_DSP). Delete returns when ISA_HAS_DSPR2 because the old patterns are deleted. * config/mips/mips-dsp.md (mips_madd, mips_msub): New define_expand patterns. * config/mips/constraints.md (ka): Update the constraint to test ISA_HAS_DSP_MULT instead of ISA_HAS_DSPR2. * config/mips/mips-dspr2.md (mips_madd, mips_msub, mips_mult, mips_multu): Delete. * config/mips/mips.md (mulsidi3_32bit): Add comments. Change target constraint to "ka". Use (!TARGET_FIX_R4000 || ISA_HAS_DSP), instead of (!TARGET_FIX_R4000 && !ISA_HAS_DSPR2). Emit the accumulator destination when ISA_HAS_DSP_MULT. (msubsidi4): Add comments. Test ISA_HAS_DSP. Emit the accumulator destination when ISA_HAS_DSP_MULT. (maddsidi4): Likewise. * doc/extend.texi (MIPS DSP Built-in Functions): Move madd, maddu, msub, msubu, mult, multu built-in functions from DSP r2 to DSP r1. 2010-11-04 Paul Koning * doc/md.texi (Machine Constraints): Add PDP-11 constraints. 2010-11-04 Paul Koning * doc/invoke.texi (PDP-11 Options): Delete -msplit, -mno-split. 2010-11-04 Nicola Pero Fixed using the Objective-C 2.0 dot-syntax with class names. * c-parser.c (c_parser_next_token_starts_declspecs): In Objective-C, detect Objective-C 2.0 dot-syntax with a class name. (c_parser_next_token_starts_declaration): Same. (c_parser_postfix_expression): Parse the Objective-C 2.0 dot-syntax with a class name. 2010-11-04 Pat Haugen * final.c (compute_alignments): Compute/free loop info all the time. * config/rs6000/rs6000.h (LOOP_ALIGN): Define. * config/rs6000/rs6000-protos.h (rs6000_loop_align): Declare. * config/rs6000/t-rs6000 (rs6000.o): Add cfgloop.h. * config/rs6000/rs6000.c (cfgloop.h): Include. (can_override_loop_align): New. (rs6000_option_override_internal): Set it. (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define target hook. (rs6000_loop_align): New function. (rs6000_loop_align_max_skip): Likewise. 2010-11-04 Ralf Wildenhues PR driver/45703 * collect2.c (main): Print --help output to stdout. Do not exit right away, so ld --help is appended. Add empty lines to separate output suitably. 2010-11-04 Jakub Jelinek PR tree-optimization/46233 * ipa-pure-const.c (local_pure_const): Do noreturn discovery after calling analyze_function, not before. PR target/46234 * config/rs6000/rs6000.c (rs6000_va_start): Use build_simple_mem_ref instead of build_va_arg_indirect_ref. * config/spu/spu.c (spu_va_start): Likewise. * config/s390/s390.c (s390_va_start): Likewise. 2010-11-03 Uros Bizjak PR middle-end/46292 * lower-subreg.c (simplify_subreg_concatn): For VOIDmode elements, if the innermode is not vector mode, determine the mode of a subreg by using mode_for_size of inner_size. 2010-11-04 Richard Guenther PR rtl-optimization/46183 * gcse.c (execute_rtl_cprop): Cleanup the CFG if something changed. (execute_rtl_pre): Likewise. (execute_rtl_hoist): Likewise. 2010-11-04 Richard Guenther PR tree-optimization/46068 * ipa-split.c (consider_split): Remove gcc_unreachable. 2010-11-04 Richard Guenther * tree-nested.c (build_addr): Use build_fold_addr_expr. 2010-11-04 Richard Guenther PR tree-optimization/45991 * gimplify.c (force_gimple_operand_1): Use the provded test function in the initial test. 2010-11-04 Jeff Law * ira.c (validate_equiv_mem): Remove code to avoid invalidation of readonly memory equivalances for const/pure calls. 2010-11-04 Richard Guenther PR tree-optimization/45733 * tree-vect-stmts.c (reverse_vec_elements): Honor the permute builtins function return type. 2010-11-04 Joern Rennecke PR middle-end/44765 * emit-rtl.c (gen_rtx_REG): Before using PIC_OFFSET_TABLE_REGNUM as an index, check it is not INVALID_REGNUM. PR bootstrap/44756 * ifcvt.c (noce_emit_cmove): Add ATTRIBUTE_UNUSED to target and unsignedp. * reload1.c (set_reload_reg): Add ATTRIBUTE_UNUSED to regno. PR bootstrap/44756 * function.c (thread_prologue_and_epilogue_insns): Add ATTRIBUTE_UNUSED to seq, epilogue_end and entry_edge. PR bootstrap/44756 * varasm.c (asm_output_bss): Add ATTRIBUTE_UNUSED to function. PR target/44750 * config/pdp11/pdp11.c: (pdp11_secondary_reload): Now static. (pdp11_preferred_reload_class): Rename class to rclass. (pdp11_preferred_output_reload_class): Likewise. * config/pdp11/t-pdp11 (dwarf2out.o): Add -Wno-error=type-limits to ALL_COMPILERFLAGS . (java/constants.o): Add -Wno-error to ALL_COMPILERFLAGS. PR bootstrap/44756 * genopinit.c (main) [FIXUNS_TRUNC_LIKE_FIX_TRUNC]: Cast iteration variables to enum machine_mode. PR target/44751 * config/h8300/h8300.c: Include df.h. (push, pop): Use add_reg_note. (compute_plussi_cc, compute_logical_op_cc): Return enum attr_c. (compute_a_shift_cc): Likewise. (expand_a_shift): Argument code has type enum rtx_code. (struct shift_insn): Member cc_valid has type enum attr_cc. (struct shift_info) : Likewise. enum attr_cc. * config/h8300/h8300-protos.h (compute_plussi_cc): Update prototype. (compute_a_shift_cc, compute_logical_op_cc, expand_a_shift): Likewise. 2010-11-04 Ira Rosen PR tree-optimization/46213 * tree-vect-loop.c (vect_is_simple_reduction_1): Handle MINUS_EXPR only if the first operand is reduction operand. 2010-11-04 Richard Guenther Richard Henderson * tree.def (FMA_EXPR): New tree code. * expr.c (expand_expr_real_2): Add FMA_EXPR expansion code. * gimple.c (gimple_rhs_class_table): FMA_EXPR is a GIMPLE_TERNARY_RHS. * tree-cfg.c (verify_gimple_assign_ternary): Verify FMA_EXPR types. * tree-inline.c (estimate_operator_cost): Handle FMA_EXPR. * gimple-pretty-print.c (dump_ternary_rhs): Likewise. * tree-ssa-math-opts.c (convert_mult_to_fma): New function. (execute_optimize_widening_mul): Call it. Reorganize to allow dead stmt removal. Move TODO flags ... (pass_optimize_widening_mul): ... here. * flag-types.h (enum fp_contract_mode): New enum. * common.opt (flag_fp_contract_mode): New variable. (-ffp-contract): New option. * opts.c (common_handle_option): Handle it. * doc/invoke.texi (-ffp-contract): Document. * tree.h (fold_fma): Declare. * builtins.c (fold_fma): New function. (fold_builtin_fma): Likewise. (fold_builtin_3): Call it for fma. * fold-const.c (fold_ternary_loc): Fold FMA_EXPR. * optabs.c (optab_for_tree_code): Handle FMA_EXPR. * config/i386/sse.md (fms4, fnma, fnms4): New expanders. * doc/md.texi (fms4, fnma, fnms4): Document new named patterns. * genopinit.c (optabs): Initialize fms_optab, fnma_optab and fnms_optab. * optabs.h (enum optab_index): Add OTI_fms, OTI_fnma and OTI_fnms. (fms_optab, fnma_optab, fnms_optab): New defines. * gimplify.c (gimplify_expr): Handle binary truth expressions explicitly. Handle FMA_EXPR. * tree-vect-stmts.c (vectorizable_operation): Handle ternary operations. 2010-11-04 Artjoms Sinkarovs Richard Guenther * passes.c (init_optimization_passes): Move veclower after SSA. * tree-vect-generic.c (uniform_vector_p): New function. (expand_vector_operations_1): Handle conversion. (pass_lower_vector): Update SSA form. 2010-11-04 Iain Sandoe * configure.ac: Filter -mdynamic-no-pic from CFLAGS when testing for plugin capabilities. * configure: Regenerate. 2010-11-03 Xinliang David Li PR target/46200 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Adjust cbase if the use stmt is after iv update. 2010-11-03 Kaz Kojima * config.gcc (sh64*) : Add newlib-stdint.h for newlib targets. 2010-11-03 Kaz Kojima * config/sh/sh.c (sh_expand_prologue): Remove unnecessary comment. Pass true to the last argument of output_stack_adjust. 2010-11-03 H.J. Lu PR target/46295 * config/i386/i386.c (ix86_expand_vector_move): Set use_avx256_p if 256bit AVX register is used. 2010-11-03 Michael Meissner * config/rs6000/rs6000.c (rs6000_emit_minmax): Add support to use xsmindp/xsmaxdp on VSX for single precision min/max. * config/rs6000/vsx.md (vsx_smaxsf3): Ditto. (vsx_sminsf3): Ditto. 2010-11-03 Eric Botcazou * combine.c (try_combine): Fix formatting issues, improve comments and fix a pasto. 2010-11-03 Eric Botcazou * tree-tailcall.c (find_tail_calls): Convert the operands to the type of the result before building binary expressions. 2010-11-03 H.J. Lu PR rtl-optimization/45865 * Makefile.in (df-problems.o): Revert revision 164552. * basic-block.h (enum bb_flags): Likewise. * cfgcleanup.c (block_was_dirty): Likewise. (try_forward_edges): Likewise. (try_crossjump_bb): Likewise. (try_head_merge_bb): Likewise. (try_optimize_cfg): Likewise. (cleanup_cfg): Likewise. * df-core.c (df_set_bb_dirty): Likewise. * df-problems.c: Likewise. (df_simulate_find_uses): Likewise. (MEMREF_NORMAL, MEMREF_VOLATILE): Likewise. (find_memory, find_memory_store): Likewise. (can_move_insns_across): Likewise. * df.h (can_move_insns_across): Likewise. * ifcvt.c (find_memory): Likewise. (dead_or_predicable): Likewise. 2010-11-03 Richard Guenther PR middle-end/46288 * predict.c (strip_predict_hints): Simply DCE builtin expect if the result is unused. 2010-11-03 Jakub Jelinek PR tree-optimization/46009 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Call cond_if_else_store_replacement if bb1 and bb2 have the same single successor. (cond_store_replacement): Use gimple_assign_single_p, don't check if rhs is SSA_NAME or invariant. Call release_defs for assign. (cond_if_else_store_replacement): New function. 2010-11-03 Richard Guenther * opts.c (finish_options): Properly check for all WHOPR flags before complaining about -flto-partition. 2010-11-04 Alan Modra * config/rs6000/rs6000.c (rs6000_pic_labelno): Make static. (rs6000_emit_load_toc_table): Don't use rs6000_pic_labelno when TARGET_SECURE_PLT. * config/rs6000/sysv4.h (rs6000_pic_labelno): Don't declare. * config/rs6000/rs6000.md (load_toc_v4_PIC_3b): Use "b" constraint on input, "r" on output. 2010-11-03 Nicola Pero Implemented -fobjc-std=objc1 flag. * doc/invoke.texi (Option Summary): Document -fobjc-std=objc1 option. * doc/standards.texi (Standards): Updated the section on Objective-C; mention support for Objective-C 2.0 features and the new -fstd-objc=objc1 flag to disable them. 2010-11-03 Richard Guenther PR middle-end/46241 * dwarf2out.c (scope_die_for): Properly detect global scope. 2010-11-03 Richard Guenther PR tree-optimization/46190 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Properly compute peel iterations. 2010-11-03 Richard Guenther PR tree-optimization/46286 * tree-ssa-structalias.c (get_constraint_for_1): Avoid referencing re-allocated vector data. 2010-11-03 H.J. Lu PR target/46285 * config/i386/i386.c (ix86_expand_call): Conditionally decorate calls with UNSPEC_CALL_NEEDS_VZEROUPPER unspec before reload is completed. 2010-11-03 Richard Guenther PR tree-optimization/46217 * tree-ssa.c (non_rewritable_mem_ref_base): Check if volatile flag matches. (execute_update_addresses_taken): Likewise. 2010-11-03 Joern Rennecke PR bootstrap/44335 * targhooks.c (targhook_words_big_endian): New function. (targhook_float_words_big_endian): Likewise. * targhooks.h (targhook_words_big_endian): Declare. (targhook_float_words_big_endian): Likewise. * target.def (words_big_endian, float_words_big_endian): New hooks. 2010-11-03 Jakub Jelinek PR tree-optimization/46165 * tree-ssa-pre.c (eliminate): Return TODO_cleanup_cfg if changing a normal call into noreturn call. 2010-11-03 Richard Guenther PR middle-end/46251 * builtins.c (expand_builtin_sincos): Properly build MEM_REFs, not INDIRECT_REFs. 2010-11-03 Jakub Jelinek PR tree-optimization/46107 * cfgloopmanip.c (loop_version): Set irred_flag back into entry->flags if cfg_hook_duplicate_loop_to_header_edge failed. 2010-11-03 Ian Lance Taylor PR lto/46273 * config.gcc: Don't set lto_binary_reader. * doc/install.texi (Prerequisites): Remove libelf paragraphs. (Configuration): Mention --disable-lto. Remove --with-libelf paragraph. 2010-11-03 Jakub Jelinek PR debug/46252 * reload1.c (delete_dead_insn): Use prev_active_insn instead of prev_real_insn. * gcse.c (insert_insn_end_basic_block): Likewise. PR rtl-optimization/46034 PR rtl-optimization/46212 PR rtl-optimization/46248 * combine.c (try_combine): If added_sets_2 where i0dest_in_i0src and i0 feeds i1 and i1 feeds i2 or i0 feeds i2, make a copy of i1src before i0dest -> i0src substitution and pass 1 instead of 0 as last argument to subst on i2pat. 2010-11-02 Ian Lance Taylor * configure.ac: Use AC_SYS_LARGEFILE. * configure: Rebuild. * config.in: Rebuild. 2010-11-02 Nathan Froyd * builtins.c (fold_builtin_signbit): Use build_zero_cst instead of fold_convert. * c-typeck.c (build_function_call_vec): Likewise. * cfgexpand.c (expand_debug_expr): Likewise. * cgraphunit.c (assemble_thunk): Likewise. * config/sparc/sparc.c (sparc_fold_builtin): Likewise. * fold-const.c (fold_unary_loc, fold_mult_zconjz): Likewise. (fold_binary_loc, fold_ternary_loc): Likewise. * gimple-fold.c (get_symbol_constant_value): Likewise. * gimple-low.c (lower_builtin_setjmp): Likewise. * gimple.c (gimple_cond_get_ops_from_tree): Likewise. * gimplify.c (gimplify_init_constructor): Likewise. * lambda.h (build_linear_expr): Likewise. * omp-low.c (omp_reduction_init): Likewise. * tree-inline.c (remap_ssa_name): Likewise. * tree-object-size.c (compute_object_sizes): Likewise. * tree-sra.c (init_subtree_with_zero): Likewise. (sra_ipa_modify_assign): Likewise. * tree-ssa-copy.c (propagate_tree_value_into_stmt): Likewise. * tree-ssa-reassoc.c (eliminate_duplicate_pair): Likewise. (eliminate_plus_minus_pair, eliminate_not_pairs): Likewise. (undistribute_ops_list): Likewise. * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise. * tree-vect-stmts.c (vectorizable_call): Likewise. * tree.c (build_vector_from_ctor, build_one_cst): Likewise. (build_zero_cst): Handle more cases directly. Update comment. 2010-11-02 H.J. Lu * config/i386/i386-protos.h (ix86_split_call_pop_vzeroupper): Removed. * config/i386/i386.c (ix86_split_call_pop_vzeroupper): Likewise. * config/i386/i386.md (*call_pop_0_vzeroupper): Use parallel and call ix86_split_call_vzeroupper instead of ix86_split_call_pop_vzeroupper. (*call_pop_1_vzeroupper): Likewise. (*sibcall_pop_1_vzeroupper): Likewise. (*call_value_pop_0_vzeroupper): Likewise. (*call_value_pop_1_vzeroupper): Likewise. (*sibcall_value_pop_1_vzeroupper): Likewise. 2010-11-02 H.J. Lu * config/i386/i386.md (*sibcall_1_rex64_vzeroupper): Fix a typo. 2010-11-02 Eric Botcazou * basic-block.h (insert_insn_end_bb_new): Delete. * cfgrtl.c (insert_insn_end_bb_new): Likewise. 2010-11-02 Uros Bizjak H.J. Lu * config/i386/i386-protos.h (ix86_split_call_vzeroupper): New. (ix86_split_call_pop_vzeroupper): Likewise. * config/i386/i386.c (move_or_delete_vzeroupper_2): Rewrite the loop. (ix86_expand_call): Conditionally decorate calls with UNSPEC_CALL_NEEDS_VZEROUPPER unspec. (ix86_split_call_vzeroupper): New. (ix86_split_call_pop_vzeroupper): Likewise. * config/i386/i386.md (UNSPEC_CALL_NEEDS_VZEROUPPER): New. (*call_pop_0_vzeroupper): New insn_and_split pattern. (*call_pop_1_vzeroupper): Likewise. (*sibcall_pop_1_vzeroupper): Likewise. (*call_0_vzeroupper): Likewise. (*call_1_vzeroupper): Likewise. (*sibcall_1_vzeroupper): Likewise. (*call_1_rex64_vzeroupper): Likewise. (*call_1_rex64_ms_sysv_vzeroupper): Likewise. (*call_1_rex64_large_vzeroupper): Likewise. (*sibcall_1_rex64_vzeroupper): Likewise. (*call_value_pop_0_vzeroupper): Likewise. (*call_value_pop_1_vzeroupper): Likewise. (*sibcall_value_pop_1_vzeroupper): Likewise. (*call_value_0_vzeroupper): Likewise. (*call_value_0_rex64_vzeroupper): Likewise. (*call_value_0_rex64_ms_sysv_vzeroupper): Likewise. (*call_value_1_vzeroupper): Likewise. (*sibcall_value_1_vzeroupper): Likewise. (*call_value_1_rex64_vzeroupper): Likewise. (*call_value_1_rex64_ms_sysv_vzeroupper): Likewise. (*call_value_1_rex64_large_vzeroupper): Likewise. (*sibcall_value_1_rex64_vzeroupper): Likewise. 2010-11-02 Ian Lance Taylor PR lto/46273 * config.gcc: Revert last patch: set lto_binary_reader. 2010-11-02 Richard Guenther PR tree-optimization/46149 * tree-ssa-structalias.c (get_constraint_fop_1): Properly handle non-indirect MEM_REF variants. 2010-11-02 Richard Guenther PR tree-optimization/46216 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars): Check if we can propagate from a POINTER_PLUS_EXPR before doing so. 2010-11-02 Rainer Orth * configure.ac (*-*-irix6*): Disable set_have_as_tls. (*-*-osf*): Likewise. * configure: Regenerate. 2010-11-02 H.J. Lu * config/i386/driver-i386.c (host_detect_local_cpu): Updated for Intel Core 2 and Core i7. 2010-11-02 Maxim Kuvyrkov Model decoder of Core 2/i7 for multipass scheduling. * config/i386/i386-protos.h (struct ix86_first_cycle_multipass_data_): New type to hold target-specific data for multipass scheduling. (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DATA_T): Define. * config/i386/i386.c (ia32_multipass_dfa_lookahead): Update for Core 2/i7. (core2i7_secondary_decoder_max_insn_size,) (core2i7_secondary_ifetch_block_size, core2i7_ifetch_block_max_insns): New static variables. ([const_]ix86_first_cycle_multipass_data_t): New typedefs. ([_]ix86_first_cycle_multipass_data): New static variable. (core2i7_first_cycle_multipass_init, core2i7_dfa_poast_advance_cycle): Implement targetm.sched hooks. (core2i7_first_cycle_multipass_filter_ready_try): New static subroutine of ... (core2i7_first_cycle_multipass_{begin, issue, backtrack, end, fini}): Implement new targetm.sched hooks. (ix86_sched_init_global, TARGET_SCHED_INIT_GLOBAL): Define targetm.sched hook to install multipass scheduling hooks on demand. * doc/tm.texi.in: Document new targetm.sched hooks. * doc/tm.texi: Regenerate. * haifa-sched.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DATA_T): Define. (first_cycle_multipass_data_t): New typedef. (struct choice_entry: target_data): New field. (max_issue): Add first_cycle_insn_p parameter. Call new target hooks to allow target model restrictions not represented in DFA. (choose_ready, schedule_block): Update. (sched_extend_ready_list, sched_finish_ready_list): Call new target hooks to initialize target-specific data for multipass scheduling. * sched-int.h (max_issue): Update declaration. * sel-sched.c (choose_best_insn): Update. * target.def (first_cycle_multipass_{begin, issue, backtrack},) (first_cycle_multipass_{init, fini}): Define and document new targetm.sched hooks. 2010-11-02 Richard Guenther PR tree-optimization/46184 * tree-vect-loop.c (vectorizable_reduction): Try to obtain the input vector type from the reduction operand as well. 2010-11-02 Richard Guenther PR tree-optimization/46177 * tree-loop-distribution.c (prop_phis): Use mark_virtual_phi_result_for_renaming. 2010-11-02 Martin Jambor PR middle-end/46120 * tree.c (get_binfo_at_offset): Bail out on artificial fields. Identify primary bases according to their offsets. 2010-11-02 Martin Jambor PR tree-optimization/45875 * gimple-fold.c (get_first_base_binfo_with_virtuals): Removed. (gimple_get_relevant_ref_binfo): Detect primary bases according to their field offset. 2010-11-02 Ian Lance Taylor * doc/install.texi (Configuration): Note in two places that Java is not enabled by default. 2010-11-02 Ian Lance Taylor * doc/install.texi (Prerequisites): Remove libelf paragraphs. (Configuration): Mention --disable-lto. Remove --with-libelf paragraph. 2010-11-02 Ian Lance Taylor * configure.ac: Remove elf_getshdrstrndx test. Don't substitute LTO_BINARY_READER or LTO_USE_LIBELF. Remove LIBELFLIBS and LIBELFINC. Remove HAVE_libelf. * config.gcc: Don't set lto_binary_reader. * Makefile.in (LIBELFLIBS, LIBELFINC): Remove variables. (LTO_BINARY_READER, LTO_USE_LIBELF): Remove variables. (LIBS): Remove $(LIBELFLIBS). (INCLUDES): Remove $(LIBELFINC). * configure: Rebuild. * config.in: Rebuild. 2010-11-02 Nathan Froyd * config/microblaze/microblaze-protos.h (function_arg): Delete. (function_arg_advance): Delete. * config/microblaze/microblaze.h (FUNCTION_ARG_ADVANCE): Delete. (FUNCTION_ARG): Delete. * config/microblaze/microblaze.c (function_arg_advance): Rename to... (microblaze_function_arg_advance): ...this. Make static. Take a const_tree and a bool. (function-arg): Rename to... (microblaze_function_arg): ...this. Make static. Take a const_tree and a bool. (microblaze_expand_prologue): Call targetm.calls.function_arg and targetm.calls.function_arg_advance. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-11-02 Iain Sandoe Merge from FSF "apple/trunk" branch. * config/rs6000/darwin.opt (mdynamic-no-pic): move from here ... * config/darwin.opt: .. to here. (matt-stubs): New option. * config/i386/darwin.opt: Delete. * config/i386/i386.h (MACHOPIC_ATT_STUB): New. (MACHO_DYNAMIC_NO_PIC_P): New. (MACHOPIC_INDIRECT): New. (MACHOPIC_PURE): New. * config/i386/darwin.h (DARWIN_X86) Define to 1. (MACHOPIC_ATT_STUB): New. (CC1_SPEC): Do not remove mdynamic-no-pic. Move HOT_TEXT_SECTION_NAME: move to config/darwin.h UNLIKELY_EXECUTED_TEXT_SECTION_NAME: Likewise. (FUNCTION_PROFILER): Correct over-length line. (SUBTARGET_OVERRIDE_OPTIONS): New. (MACHOPIC_NL_SYMBOL_PTR_SECTION): New. * config/i386/i386.c (config/i386/i386.c): Darwin has no PLT. (legitimate_constant_p): Handle mdynamic-no-pic. (ix86_legitimate_address_p): Likewise. (ix86_legitimize_address): Likewise. (ix86_expand_move): Likewise. (machopic_output_stub): Update for ATT-style stubs and mdynamic-no-pic. * config/darwin-protos.h (machopic_symbol_defined_p): New. * config/rs6000/darwin.h (DARWIN_PPC): Define to 1. TARGET_DYNAMIC_NO_PIC: Remove. Move HOT_TEXT_SECTION_NAME: move to config/darwin.h UNLIKELY_EXECUTED_TEXT_SECTION_NAME: Likewise. * config/rs6000/rs6000.c (darwin_rs6000_override_options): Remove handling of mdynamic-no-pic. * config/darwin.c (HAVE_lo_sum, gen_macho_high, gen_macho_low): Define if required. (machopic_symbol_defined_p): Do not try to use current_function_decl when generating _get_pc thunks within stubs. (machopic_indirect_data_reference): Rework for direct conditionals rather than #ifdefs, add x86 mdynamic-no-pic (machopic_legitimize_pic_address): Update to use HAVE_lo_sum with a defined value. (darwin_override_options): Handle mdynamic-no-pic here. * config/darwin-sections.def (machopic_lazy_symbol_ptr2_section): New. (machopic_lazy_symbol_ptr3_section): New. (machopic_picsymbol_stub2_section): New. (machopic_picsymbol_stub3_section): New. * config/darwin.h (DARWIN_X86, DARWIN_PPC): Define to 0. (MACHOPIC_NL_SYMBOL_PTR_SECTION): New. (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Moved common definition from x86 and rs6000. (MACHO_DYNAMIC_NO_PIC_P): Override value. (MACHOPIC_INDIRECT): Likewise. (MACHOPIC_PURE): Likewise. * config.gcc (x86-darwin-*): Remove darwin.opt. 2010-11-02 Jakub Jelinek PR debug/46255 * tree-cfg.c (gimple_flow_call_edges_add): Use gsi_last_nondebug_bb instead of gsi_last_bb. 2010-11-02 Bernd Schmidt Maxim Kuvyrkov * config/i386/i386.c (cpu_names): Add "corei7". * config/i386/i386.h (enum target_cpu_default): Add entry for Core i7. 2010-11-02 Bernd Schmidt Maxim Kuvyrkov Tune alignment for Intel Core i7 * config/i386.h (TARGET_COREI7{_32,_64,}): New macros. (enum processor_type): Update comment. Add entries for Core i7. * config/i386-c.c (ix86_target_macros_internal): Update. * config/i386.c (m_COREI7{_32,_64}): New macros. (m_GENERIC32, m_GENERIC64): Use generic tuning for Core i7. (processor_target_table): Tune alignment for Core i7. (ix86_option_override_internal): Use PROCESSOR_COREI7_*. * doc/invoke.texi: Document "corei7" option value. 2010-11-02 Bernd Schmidt Maxim Kuvyrkov H.J. Lu Basic support for Intel Core i7 * i386.c (ix86_option_override_internal): Add entry for corei7, use generic tuning. Use generic32 when compiling for 32-bit ABI. 2010-11-02 Iain Sandoe * config/darwin.c (darwin_asm_named_section): Check for __DWARF sections and call darwin_asm_dwarf_section() to handle them. (darwin_asm_dwarf_section): New. (darwin_file_start): Remove code emitting dwarf section symbols. 2010-11-02 Chung-Lin Tang * Makefile.in (LIBGCC2_CFLAGS): Add -fno-stack-protector, to explicitly disable stack protection when building libgcc. (CRTSTUFF_CFLAGS): Same, for crtbegin/end. 2010-11-01 Jason Merrill * fold-const.c (fold_indirect_ref_1): Handle folding POINTER_PLUS_EXPR to ARRAY_REF. 2010-11-01 Kaz Kojima * config/sh/sh.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine. (sh_delegitimize_address): New function. 2010-11-01 Joseph Myers * config/alpha/alpha.h (WORD_SWITCH_TAKES_ARG): Remove. * config/cris/cris.h (WORD_SWITCH_TAKES_ARG): Remove. (CC1_SPEC): Don't handle -target. * config/darwin.h (WORD_SWITCH_TAKES_ARG): Remove single-argument options. * config/darwin.opt (Zallowable_client, Zbundle_loader, Zdylib_file, Zexported_symbols_list, Zfn_seg_addr_table_filename, Zimage_base, Zinit, Zinstall_name, Zmultiply_defined, Zmultiplydefinedunused, Zseg_addr_table, Zsegs_read_only_addr, Zsegs_read_write_addr, Zumbrella, Zunexported_symbols_list, Zweak_reference_mismatches, client_name, compatibility_version, current_version, dylinker_install_name, pagezero_size, read_only_relocs, seg1addr, segs_read_only_addr, segs_read_write_addr, sub_library, sub_umbrella): New. * config/freebsd-spec.h (BSD_WORD_SWITCH_TAKES_ARG): Remove. * config/freebsd.h (WORD_SWITCH_TAKES_ARG): Remove. * config/freebsd.opt: New. * config/interix.h (WORD_SWITCH_TAKES_ARG): Remove. * config/mips/iris6.h (WORD_SWITCH_TAKES_ARG): Remove. * config/rpath.opt: New. * config.gcc (*-*-freebsd*): Use rpath.opt and freebsd.opt. (alpha*-dec-osf5.1*, i[34567]86-*-interix3*, mips-sgi-irix6.5*): Use rpath.opt. 2010-11-01 Joseph Myers * common.opt (R, T, Tbss, Tdata, Ttext, h, z): New. * defaults.h (DEFAULT_SWITCH_TAKES_ARG, SWITCH_TAKES_ARG): Remove. (DEFAULT_WORD_SWITCH_TAKES_ARG): Define to 0. * doc/tm.texi.in (SWITCH_TAKES_ARG): Remove. (WORD_SWITCH_TAKES_ARG): Don't refer to SWITCH_TAKES_ARG. Document that options in .opt files do not need to be included. * doc/tm.texi: Regenerate. * gcc.c (LINK_COMMAND_SPEC): Don't include %{x}. * opts-common.c: Update comment on tm.h include. (decode_cmdline_option): Don't use SWITCH_TAKES_ARG. * system.h (SWITCH_TAKES_ARG): Poison. * config/alpha/alpha.h (SWITCH_TAKES_ARG): Remove. * config/darwin.h (WORD_SWITCH_TAKES_ARG): Remove options included in darwin.opt. (LINK_COMMAND_SPEC_A): Don't include %{x}. * config/fr30/fr30.h (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Remove. * config/freebsd-spec.h (FBSD_SWITCH_TAKES_ARG): Remove. * config/freebsd.h (SWITCH_TAKES_ARG): Remove. * config/frv/frv.h (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Remove. * config/i386/djgpp.h (LINK_COMMAND_SPEC): Don't include %{x}. * config/ia64/ia64.h (SWITCH_TAKES_ARG): Remove. * config/interix.h (WORD_SWITCH_TAKES_ARG): Don't handle -T options. * config/lm32/lm32.h (SWITCH_TAKES_ARG): Remove. * config/m32r/m32r.h (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Remove. * config/microblaze/microblaze.h (SWITCH_TAKES_ARG): Remove. * config/mips/mips.h (SWITCH_TAKES_ARG): Remove. * config/mips/netbsd.h (SWITCH_TAKES_ARG): Remove. * config/mips/vxworks.h (SWITCH_TAKES_ARG): Remove. * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove. * config/netbsd-elf.h (SWITCH_TAKES_ARG): Remove. * config/openbsd.h (SWITCH_TAKES_ARG): Remove. * config/rs6000/sysv4.h (SWITCH_TAKES_ARG): Remove. * config/score/score.h (SWITCH_TAKES_ARG): Remove. * config/sol2.h (SWITCH_TAKES_ARG): Remove. * config/sparc/sp-elf.h (SWITCH_TAKES_ARG): Remove. * config/sparc/sp64-elf.h (SWITCH_TAKES_ARG): Remove. * config/sparc/sparc.h (ASM_SPEC): Don't include %{R}. * config/svr4.h (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Remove. 2010-11-01 Paul Koning * config/pdp11/pdp11.md: Use iterators. (addqi3, subqi3, iorsi3, xorsi3): Delete. 2010-11-01 Steve Ellcey * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): Move under ifdef GCC_INSN_FLAGS_H. * libgcov.c (__gcov_indirect_call_profiler): Set VTABLE_USES_DESCRIPTORS if TARGET_VTABLE_USES_DESCRIPTORS is defined and use in place of TARGET_VTABLE_USES_DESCRIPTORS. 2010-11-01 Nathan Froyd PR tree-optimization/46259 Revert: 2010-10-30 Nathan Froyd * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use build_vector_from_val. 2010-11-01 DJ Delorie * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Add define for RX610 as well as an assertion. 2010-11-01 Paul Koning * config/pdp11/pdp11.c (pdp11_return_in_memory): Return vector and complex modes in memory. 2010-11-01 Nathan Froyd * tree.c (build_vector_from_val): Use useless_type_conversion_p. 2010-11-01 Jakub Jelinek PR target/45250 * var-tracking.c (cfa_base_rtx): Move definition earlier in the file. (cfa_base_offset): New variable. (compute_cfa_pointer): Use cfa_base_rtx and cfa_base_offset. (adjust_mems): Don't do any sp or hfp replacements if cfa_base_rtx is NULL. (vt_init_cfa_base): Initialize cfa_base_offset. 2010-11-01 Alan Modra PR target/46030 * config/rs6000/rs6000.c (struct rs6000_stack): Add reload_completed and savres_strategy. (stack_info): New file scope var. (rs6000_init_machine_status): Init stack_info. (SAVRES_INLINE_FPRS, SAVRES_INLINE_GPRS, SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): Replace with.. (SAVE_INLINE_FPRS, SAVE_INLINE_GPRS, REST_INLINE_FPRS, REST_INLINE_GPRS, SAVE_NOINLINE_GPRS_SAVES_LR, SAVE_NOINLINE_FPRS_SAVES_LR REST_NOINLINE_FPRS_DOESNT_RESTORE_LR): ..this. Update all refs. (rs6000_savres_strategy): Rewrite. (rs6000_stack_info): Use "stack_info" in place of local "info". Return cached stack info when reload_completed unless ENABLE_CHECKING in which case confirm newly calculated stack info matches old info. Delay calculation of lr_save_p, set it for out of line gp save/restore as well as fp. Call rs6000_savres_strategy from here.. (rs6000_emit_prologue, rs6000_emit_epilogue): ..rather than here. (rs6000_output_function_prologue): Use info->savres_strategy to determine whether fp save/restore externs need to be emitted. 2010-10-31 Jason Merrill * tree.h (EXPR_LOC_OR_HERE): New macro. * builtins.c (c_strlen): Use it. * c-decl.c (build_enumerator): Likewise. * gimplify.c (internal_get_tmp_var): Likewise. (shortcut_cond_expr): Likewise. (gimplify_one_sizepos): Likewise. 2010-10-31 Richard Henderson * config/i386/cygming.h (TARGET_SEH): New. (MAX_STACK_ALIGNMENT): New. Disable alignment for SEH. (TARGET_ASM_UNWIND_EMIT, TARGET_ASM_UNWIND_EMIT_BEFORE_INSN, TARGET_ASM_FUNCTION_END_PROLOGUE, SUBTARGET_ASM_UNWIND_INIT): New. (TARGET_OS_CPP_BUILTINS): Define __SEH__ as needed. (ASM_DECLARE_FUNCTION_NAME): Use i386_pe_start_function. (ASM_DECLARE_FUNCTION_SIZE): New. * config/i386/i386-protos.h: Update. * config/i386/i386.c (ix86_option_override_internal): Enable flag_unwind_tables with flag_asynchronous_unwind_tables immediately; restrict -mpreferred-stack-boundary for SEH; enable flag_fentry. (ix86_asm_output_function_label): Use SUBTARGET_ASM_UNWIND_INIT. (ix86_compute_frame_layout): For SEH, disable use_fast_prologue_epilogue, move frame pointer to the end of the frame. Initialize hfp_save_offset. (ix86_expand_prologue): Honor hfp_save_offset. Emit blockage at end of prologue for SEH. (ix86_expand_epilogue): For SEH, use pops, emit a nop if needed, emit blockage at beginning of epilogue. (ix86_expand_binary_operator): After reload, emit LEA if needed. (ix86_output_call_insn): New. * config/i386/i386.h (TARGET_SEH): New. (struct machine_function): Add member seh. * config/i386/i386.md (all call patterns): Use ix86_output_call_insn. * config/i386/winnt.c (struct seh_frame_state): New. (i386_pe_seh_init, i386_pe_seh_end_prologue, i386_pe_seh_fini, seh_emit_push, seh_emit_save, seh_emit_stackalloc, seh_cfa_adjust_cfa, seh_cfa_offset, seh_frame_related_expr, i386_pe_seh_unwind_emit, i386_pe_start_function, i386_pe_end_function): New. * dwarf2out.c (dwarf2out_frame_debug_expr): Accept CFA as well as CFA_STORE in rules 12 and 13. 2010-10-31 Uros Bizjak PR tree-optimization/46142 * tree-vect-stmts.c (vectorizable_call): Enlarge dt array to accommodate third function argument. 2010-10-30 Nathan Froyd * tree-ssa-loop-im.c (rewrite_reciprocal): Use build_one_cst. 2010-10-30 Nathan Froyd * fold-const.c (build_zero_vector): Use build_vector_from_val. * tree-vect-loop.c (get_initial_def_for_induction): Likewise. (get_initial_def_for_reduction): Likewise. * tree-vect-slp.c (vect_get_constant_vectors): Likewise. * tree-vect-stmts.c (vect_get_vec_def_for_operand): Likewise. * tree.c (build_one_cst): Likewise. (build_vector_from_val): Use types_compatible_p for assert. 2010-10-30 Nathan Froyd * emit-rtl.c (mark_used_flags): New function. (set_used_flags, reset_used_flags): Call it. 2010-10-30 Uros Bizjak PR middle-end/44569 * lower-suberg.c (simplify_subreg_concatn): For VOIDmode elements, determine the mode of a subreg by GET_MODE_INNER of CONCATN RTX. 2010-10-30 H.J. Lu PR target/46195 * config/i386/i386.c (contains_aligned_value_p): Renamed to ... (ix86_compat_aligned_value_p): This. (ix86_old_function_arg_boundary): Renamed to ... (ix86_compat_function_arg_boundary): This. Updated. (ix86_contains_aligned_value_p): New. (ix86_function_arg_boundary): Align long double parameters on stack to 4byte in 32bit. 2010-10-30 Nicola Pero Implemented Objective-C 2.0 @property, @synthesize and @dynamic. * c-parser.c (c_parser_objc_at_property_declaration): Removed parsing of RID_COPIES and RID_IVAR. Updated call to objc_add_property_declaration. * c-typecheck.c (build_component_ref): Call objc_maybe_build_component_ref instead of objc_build_setter_call. Use objc_is_property_ref to improve Objective-C checks. (cp_build_modify_expr): Call objc_maybe_build_modify_expr instead of objc_build_getter_call. 2010-10-29 Paul Koning * doc/tm.texi.in (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_REG_BASE, REGNO_MODE_CODE_OK_FOR_BASE_P, REGNO_OK_FOR_INDEX_P): Delete non-strict variant. (REG_OK_STRICT): Move description. 2010-10-29 Paul Koning * config/pdp11/pdp11.md (*and): Rename to *bic. 2010-10-29 Paul Koning * config/pdp11/pdp11.md (divhi3, modhi3, divmodhi3): Fix ICE. 2010-10-29 Paul Koning PR/41822 * config/pdp11/pdp11.md (andhi3, andqi3): Fix wrong code error. 2010-10-29 Richard Henderson PR rtl-opt/46226 * stmt.c (expand_asm_operands): Call do_pending_stack_adjust for asm goto. 2010-10-29 Paul Koning * config/pdp11/pdp11.c (output_move_quad): Fix ICE for CPU register to register move. 2010-10-29 Paul Koning * config/pdp11/pdp11.c (print_operand_address): Correct handling of integer constant addresses, delete vax-only logic. 2010-10-11 Hariharan Sandanagobalane * config/picochip/picochip.c (picochip_is_short_branch): Simplify a conditional expression. 2010-10-29 Paul Koning * config/pdp11/pdp11.c (pdp11_trampoline_init): Correct instruction encoding. 2010-10-29 Artjoms Sinkarovs Andrew Pinski * tree.h (build_vector_from_val): Declare. * tree.c (build_vector_from_val): New function. * c-typeck.c (build_binary_op): Handle vector shifting. * doc/extend.texi: Description of the vector shifting operation. 2010-10-29 Paul Koning * config/pdp11/pdp11-protos.h (pdp11_cannot_change_mode_class, pdp11_secondary_memory_needed): Declare. * config/pdp11/predicates.md (float_operand): New predicate. * config/pdp11/pdp11.md (RETVAL_REGNUM): New constant. (cbranchdf4, movdf): Change predicate. (movsf): Handle FPU register case. (truncdfsf2, extendsfdf2): Add FPU register case. * config/pdp11/pdp11.c (TARGET_SECONDARY_RELOAD, TARGET_REGISTER_MOVE_COST, TARGET_PREFERRED_RELOAD_CLASS, TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define. (pdp11_register_move_cost): Update cost matrix. (pdp11_cannot_change_mode_class, pdp11_preferred_reload_class, pdp11_preferred_output_reload_class, pdp11_secondary_reload, pdp11_secondary_memory_needed): New function. (pdp11_return_in_memory): Add other float types. * config/pdp11/pdp11.h (HARD_REGNO_MODE_OK): Add other float types. (SECONDARY_MEMORY_NEEDED, CANNOT_CHANGE_MODE_CLASS): Define. (PREFERRED_RELOAD_CLASS, SECONDARY_RELOAD_CLASS, REGISTER_MOVE_COST): Delete. (BASE_RETURN_VALUE_REG): Add other float types. 2010-10-29 Nick Clifton * doc/invoke.texi: Document -mam34 and -mtune options. * config/mn10300/mn10300.c (mn10300_tune_string): New variable. (mn10300_tune_cpu): New variable. (mn10300_handle_option): Handle -mam34 and -mtune options. (mn10300_option_override): Convert tune string into tune cpu variable. (mn10300_legitimate_constant_p): Delete unused local variable. (is_load_insn): New function. (is_store_insn): New function. (mn10300_adjust_schedule_cost): New function. (TARGET_SCHED_ADJUST_COST): Define. * config/mn10300/mn10300.opt (mam34): New option. (mtune): New option. * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Add AM34 support. (enum processor_type): Add AM34. (TARGET_AM34): Define. * config/mn10300/mn10300.md (attr cpu): Add am34. Add pipeline description. (movqi, movhi, movsi, movsf, movdf, movdi): Fix predicates. Remove unneeded alternatives. Add timing attribute. (pop_pic_reg, am33_addsi3, mn10300_addsi3, am33_subsi3, mn10300_subsi3, mulsidi3, umulsidi3, am33_mulsi3, mn10300_mulsi3, udivmodsi4_am33, divmodsi4, am33_andsi3, mn10300_andsi3, am33_iorsi3, mn10300_iorsi3, am33_xorsi3, mn10300_xorsi3, byte_clear, byte_set, bit_clear1, bit_clear2, bit_set, am33_iorqi3, mn10300_iorqi3, test_byte_bitfield, bit_test, subreg_bit_test, cmpsi, am33_cmpsf, am33_subsi3, float_conditional_branch, jump, indirect_jump, tablejump, call_internal, call_value_internal, zero_extendqisi2_am33, zero_extendqisi2_mn10300, zero_extendhisi2_am33, zero_extendhisi2_mn10300, extendqisi2_am33, extendqisi2_mn10300, extendhisi2_am33, extendhisi2_mn10300, am33_ashlsi3, mn10300_ashlsi3, am33_lshrsi3, mn10300_lshrsi3, am33_ashrisi3, mn10300_ashrsi3, abssf2_am33_2, negsf2_am33_2, rsqrtsf2, addsf3_internal, subsf3_internal, mulsf3_internal, divsf3, fmaddsf4, fmsubsf4, fnmaddsf4, fnmsubsf4, return_internal, return_internal_regs, store_movm, return, call_next_insn): Add timing attribute. (am33_subsi3): Add missing clobber of CC_REG. (am33_andsi3, mn10300_andsi3): Fix compile time warnings. (udivmodsi4, udivmodsi4_insn, divmodsi4, test_byte_bitfield, subreg_bit_test, zero_extendqisi2, zero_extendhisi2, extendqisi2): Fix predicates. (call_internal, call_internal_value): Separate alternatives. * config/mn10300/t-mn10300: Add AM34 multilib. 2010-10-29 Paolo Bonzini * config/sh/sh.c (sh_promote_function_mode): Use default_promote_function_mode if !sh_promote_prototypes. 2010-10-28 Paolo Bonzini * recog.c (split_all_insns): Remove dead code. 2010-10-28 Nathan Froyd * score.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. 2010-10-28 Nathan Froyd * config/cris/cris.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Delete. (FUNCTION_ARG_ADVANCE): Delete. * config/cris/cris.c (cris_function_arg_1, cris_function_arg): New functions. (cris_function_incoming_arg, cris_function_arg_advance): New functions. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_INCOMING_ARG): Define. (TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-10-28 Nathan Froyd * config/lm32/lm32-protos.h (lm32_function_arg): Delete. * config/lm32/lm32.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. * config/mcore/mcore.c (mcore_function_arg): Declare. Make static. Take a const_tree and a bool. (mcore_function_arg_advance): New function. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-10-28 Nathan Froyd * config/mcore/mcore-protos.h (mcore_function_arg): Delete. * config/mcore/mcore.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. * config/mcore/mcore.c (mcore_function_arg): Declare. Make static. Take a const_tree and a bool. (mcore_function_arg_advance): New function. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-10-28 Nathan Froyd * config/h8300/h8300-protos.h (function_arg): Delete. * config/h8300/h8300.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. * config/h8300/h8300.c (function_arg): Rename to... (h8300_function_arg): ...this. Make static. Take a const_tree and a bool. (h8300_function_arg_advance): New function. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-10-28 Nathan Froyd * config/arc/arc.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Move code to... * config/arc/arc.c (arc_function_arg): ...here and... (arc_function_arg_advance): ...here. New functions. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-10-28 Nathan Froyd * config/crx/crx-protos.h (crx_function_arg): Delete. (crx_function_arg_advance): Delete. * config/crx/crx.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. * config/crx/crx.c (crx_function_arg): Make static. Take a const_tree and a bool. (crx_function_arg_advance): Make static. Take a const_tree and a bool. (enough_regs_for_param): Take a const_tree. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-10-28 Nathan Froyd * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg): Delete. (m68hc11_function_arg_advance): Delete. * config/m68hc11/m68hc11.h (FUNCTION_ARG): Delete. (FUNCTION_ARG_ADVANCE): Delete. * config/m68hc11/m68hc11.c (m68hc11_function_arg): Make static. Take a const_tree and a bool. (m68hc11_function_arg_advance): Likewise. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-10-28 Nathan Froyd * config/stormy16/stormy16-protos.h (xstormy16_function_arg): Delete. (xstormy16_function_arg_advance): Delete. * config/stormy16/stormy16.h (FUNCTION_ARG): Delete. (FUNCTION_ARG_ADVANCE): Delete. * config/stormy16/stormy16.c (xstormy16_function_arg): Make static. Take a const_tree and a bool. (xstormy16_function_arg_advance): Likewise. Return void, updating the CUM parameter instead. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-10-28 Nathan Froyd * config/moxie/moxie-protos.h (moxie_function_arg): Delete. * config/moxie/moxie.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. (MOXIE_FUNCTION_ARG_SIZE): Move to... * config/moxie/moxie.c (MOXIE_FUNCTION_ARG_SIZE): ...here. (moxie_function_arg): Make static. Take a const_tree and a bool. (moxie_function_arg_advance): New function. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-10-28 Nathan Froyd * config/mn10300/mn10300-protos.h (function_arg): Delete. * config/mn10300/mn10300.h (FUNCTION_ARG): Delete. (FUNCTION_ARG_ADVANCE): Delete. * config/mn10300/mn10300.c (function_arg): Rename to... (mn10300_function_arg): ...this. Make static. Take a const_tree and a bool. (mn10300_function_arg_advance): New function. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-10-28 Nathan Froyd * config/iq2000/iq2000-protos.h (function_arg): Delete. (function_arg_advance): Delete. * config/iq2000/iq2000.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. * config/iq2000/iq2000.c (function_arg): Rename to... (iq2000_function_arg): ...this. Make static. Take a const_tree and a bool. (function_arg_advance): Rename to... (iq2000_function_arg_advance): ...this. Make static. Take a const_tree and a bool. (iq2000_expand_prologue): Call iq2000_function_arg_advance and iq2000_function_arg. (iq2000_pass_by_reference): Call iq2000_function_arg). (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-10-28 Nathan Froyd * config/fr30/fr30-protos.h (fr30_num_arg_regs): Delete. * config/fr30/fr30.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. * config/fr30/fr30.c (fr30_num_arg_regs): Make static. Take a const_tree. (fr30_function_arg): New function. (fr30_function_arg_advance): New function. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-10-28 Nathan Froyd * config/frv/frv-protos.h (frv_function_arg): Delete. (frv_function_arg_advance): Delete. * config/frv/frv.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. * config/frv/frv.c (frv_function_arg): Rename to... (frv_function_arg_1): Make static. Take const_tree and bool arguments. (frv_function_arg, frv_function_incoming_arg): New functions. (frv_function_arg_advance): Make static. Take a const_tree and a bool. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_INCOMING_ARG): Define. (TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-10-28 Uros Bizjak PR target/46153 * config/i386/sse.md (sse_movhlps_exp): Use destination returned from ix86_fixup_binary_operands to expand insn. (sse_movlhps_exp): Ditto. (sse_loadhps_exp): Ditto. (sse_loadlps_exp): Ditto. (sse2_loadhpd_exp): Ditto. (sse2_loadlpd_exp): Ditto. 2010-10-28 Andrew Stubbs * config/arm/arm.c (const_ok_for_arm): Support 0xXY00XY00 pattern constants in thumb2. 2010-10-28 Eric Botcazou * combine.c (set_nonzero_bits_and_sign_copies): Use unsigned arithmetics in masking operations. (contains_muldiv): Likewise. (try_combine): Likewise. (find_split_point): Likewise. (combine_simplify_rtx): Likewise. (simplify_if_then_else): Likewise. (simplify_set): Likewise. (expand_compound_operation): Likewise. (expand_field_assignment): Likewise. (make_extraction): Likewise. (extract_left_shift): Likewise. (make_compound_operation): Likewise. (force_to_mode): Likewise. (make_field_assignment): Likewise. (reg_nonzero_bits_for_combine): Likewise. (simplify_shift_const_1): Likewise. (simplify_comparison): Likewise. 2010-10-27 Nathan Froyd * config/ia64/ia64-protos.h (ia64_function_arg): Delete. (ia64_function_arg_advance): Delete. * config/ia64/ia64.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Delete. (FUNCTION_ARG_ADVANCE): Delete. * config/ia64/ia64.c (ia64_function_arg): Rename to... (ia64_function_arg_1): ...this. Make static. Take const_tree and bool arguments. (ia64_function_arg, ia64_function_incoming_arg): New functions. (ia64_function_arg_advance): Make static. Take a const_tree and a bool. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_INCOMING_ARG): Define. (TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-10-27 Steve Ellcey * doc/tm.texi.in (TARGET_GET_RAW_RESULT_MODE): New. (TARGET_GET_RAW_ARG_MODE): New. * doc/tm.texi: Regenerate. * target.def (get_raw_result_mode): New. (get_raw_arg_mode): New. * targhooks.c (default_get_reg_raw_mode): New. * targhooks.h (default_get_reg_raw_mode): New. * builtins.c (apply_args_size): Use targetm.calls.get_raw_arg_mode. (apply_result_size): Ditto. * config/ia64/ia64.c (ia64_get_reg_raw_mode): New. (TARGET_GET_RAW_RESULT_MODE): Define. (TARGET_GET_RAW_ARG_MODE): Ditto. 2010-10-27 Eric Botcazou * config/sparc/sol2-unwind.h (sparc64_fallback_frame_state): Adjust for newer Solaris 10 release. (sparc_fallback_frame_state): Likewise. 2010-10-27 Jason Merrill * gimplify.c (gimplify_decl_expr): Handle anonymous artificial variables sooner. 2010-10-27 Jie Zhang Maxim Kuvyrkov * haifa-sched.c (ISSUE_POINTS): Remove. (max_issue): Don't issue more than issue_rate instructions. 2010-10-27 Ian Lance Taylor PR target/46197 * config/i386/i386.md (UNSPECV_SPLIT_STACK_RETURN): New. (split_stack_return): Replace UNSPEC_STACK_CHECK with UNSPECV_SPLIT_STACK_RETURN. 2010-10-27 H.J. Lu * config/i386/i386-protos.h (init_cumulative_args): Add an int. * config/i386/i386.c (block_info): New. (BLOCK_INFO): Likewise. (call_avx256_state): Likewise. (check_avx256_stores): Likewise. (move_or_delete_vzeroupper_2): Likewise. (move_or_delete_vzeroupper_1): Likewise. (move_or_delete_vzeroupper): Likewise. (use_avx256_p): Likewise. (function_pass_avx256_p): Likewise. (flag_opts): Add -mvzeroupper. (ix86_option_override_internal): Turn on MASK_VZEROUPPER by default for TARGET_AVX. Turn off MASK_VZEROUPPER if TARGET_AVX is disabled. (ix86_function_ok_for_sibcall): Disable sibcall if we need to generate vzeroupper. (init_cumulative_args): Add an int to indicate caller. Set use_avx256_p, callee_return_avx256_p and caller_use_avx256_p based on return type. (ix86_function_arg): Set use_avx256_p, callee_pass_avx256_p and caller_pass_avx256_p based on argument type. (ix86_expand_epilogue): Emit vzeroupper if 256bit AVX register is used, but not returned by caller. (ix86_expand_call): Emit vzeroupper if 256bit AVX register is used. (ix86_local_alignment): Set use_avx256_p if 256bit AVX register is used. (ix86_minimum_alignment): Likewise. (ix86_expand_special_args_builtin): Set target to GEN_INT (vzeroupper_intrinsic) for CODE_FOR_avx_vzeroupper. (ix86_reorg): Run the vzeroupper optimization if needed. * config/i386/i386.h (ix86_args): Add caller. (INIT_CUMULATIVE_ARGS): Updated. (machine_function): Add use_vzeroupper_p, use_avx256_p, caller_pass_avx256_p, caller_return_avx256_p, callee_pass_avx256_p and callee_return_avx256_p. * config/i386/i386.opt (-mvzeroupper): New. * config/i386/predicates.md (vzeroupper_operation): Removed. * config/i386/sse.md (avx_vzeroupper): Removed. (*avx_vzeroupper): Removed. (avx_vzeroupper): New. * doc/invoke.texi: Document -mvzeroupper. 2010-10-27 Eric Botcazou * config/i386/t-mingw32 (SHLIB_LC): Add -lmingwthrd. * config/i386/t-mingw-w32 (SHLIB_LC): Likewise. * config/i386/t-mingw-w64 (SHLIB_LC): Likewise. 2010-10-27 Eric Botcazou Olivier Hainque * config/i386/w32-unwind.h (i386_w32_fallback_frame_state): Fix regnum of EBP. Do not restore reg #9. Remove +1 adjustment to EIP and set fs->signal_frame instead. 2010-10-27 Nicola Pero * c-parser.c (cp_parser_objc_at_property_declaration): Removed parsing of RID_COPIES and RID_IVAR. 2010-10-27 Nicola Pero * c-parser.c (c_parser_objc_at_property_declaration): Recognize RID_ASSIGN, RID_COPY, RID_RETAIN, RID_READWRITE and RID_NONATOMIC. Do not use objc_set_property_attr, but use local variables instead. Detect repeated usage of setter, getter and ivar attributes. Improved error processing when a setter name does not end in ':'. Do not check for CPP_CLOSE_PAREN after we determined that the token is a keyword. Updated call to objc_add_property_declaration. 2010-10-27 Nicola Pero * c-parser.c (c_parser_objc_at_property): Renamed to c_parser_objc_at_property_declaration. Updated calls to objc_add_property_variable, now objc_add_property_declaration. Code rewritten to be much more robust in recovering from syntax errors. Added comments. (c_parser_objc_property_attrlist): Removed. (c_parser_external_declaration): Updated calls to c_parser_objc_at_property, now c_parser_objc_at_property_declaration. (c_parser_objc_methodprotolist): Same change. 2010-10-26 H.J. Lu * config/i386/i386.md (split_stack_return): Put back unspec_volatile. 2010-10-26 Jan Hubicka * ipa.c (process_references): Enqueue all referenced nodes; mark as reachable only non-external nodes. (cgraph_remove_unreachable_nodes): All referenced nodes should be enqueued; remove bogues node->needed check. 2010-10-26 Jan Hubicka * cgraphbuild.c (build_cgraph_edges): Use ipa-reference to represent OMP. 2010-10-26 H.J. Lu * config/i386/i386.md (split_stack_return): Replace unspec_volatile with unspec. 2010-10-26 Jonathan Wakely * doc/install.texi: Fix typo in --with-sysroot description. 2010-10-26 Jan Hubicka * ipa.c (cgraph_externally_visible_p, varpool_externally_visible_p): Use info provided by linker plugin. 2010-10-26 Jason Merrill * varasm.c (constructor_static_from_elts_p): Don't require a CONSTRUCTOR to have elements to be suitable for static initialization. Allow ARRAY_TYPE as well. 2010-10-26 Jan Hubicka PR middle-end/45736 * cgraph.c (cgraph_set_readonly_flag): Rename to... (cgraph_set_const_flags) ... this one; get also looping argument; clear constructor/destructor flags. (cgraph_set_pure_flag): Likewise. (cgraph_set_looping_const_or_pure_flag): Remove. (cgraph_can_remove_if_no_direct_calls_and_refs): Do not try to optimize away static ctors/dtors; it does not work on inline clones; external functions can always be rmeoved. (cgraph_will_be_removed_from_program_if_no_direct_calls): Assert on inline clones; in LTO external functions always can go. (cgraph_used_from_object_file_p): Handle EXTERNAL functions correctly. (cgraph_mark_address_taken_node): Assert that we are not taking address of inline clone. (cgraph_can_remove_if_no_direct_calls_p): We always eventually remove external functions. * ipa-cp.c (ipcp_cloning_candidate_p): Do not clone functions with address taken. (ipcp_initialize_node_lattices): Only local functions can be handled without cloning. * cgraph.h (cgraph_set_readonly_flag, cgraph_set_looping_const_or_pure_flag): Remove. (cgraph_set_const_flag): Declare. (cgraph_set_pure_flag): Update. * ipa-pure-const (propagate_pure_const, local_pure_const): Update flags setting code. * ipa.c (cgraph_remove_unreachable_nodes): Fix formating; do not look at inline clones; fix handling of external definitions. (cgraph_postorder): Do not look at inline clones in the first pass. (function_and_variable_visibility): Drop constructors/destructor flags at pure and const functions. * tree-profile.c (tree_profiling): Update. * ipa-inline.c (cgraph_clone_inlined_nodes): Always clone functions with address taken; external functions do not account to whole program size. (cgraph_decide_inlining): Likewise; do not try to inline functions already inlined. 2010-10-26 Jie Zhang * doc/invoke.texi: Improve documentation of -fstrict-volatile-bitfields. 2010-10-26 Ira Rosen PR tree-optimization/46167 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Check that there is basic block for the statement. 2010-10-26 Paul Koning * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Update to current definition of struct_real_format. 2010-10-26 H.J. Lu PR target/44948 * config/i386/i386.c (ix86_old_function_arg_boundary): New. (ix86_function_arg_boundary): Always align parameters on stack in 64bit and align parameters with alignment >= 16byte on stack in 32bit. Warn alignment change. 2010-10-26 Ian Lance Taylor PR middle-end/45687 * ipa-prop.c (ipa_modify_call_arguments): Correct type of MEM_REF offset. 2010-10-25 Rodrigo Rivas Costa Implement opaque-enum-specifiesr for C++0x * tree.h (ENUM_IS_OPAQUE): New. * dwarf2out.c (gen_enumeration_type_die): Use ENUM_IS_OPAQUE. 2010-10-26 Jie Zhang * stor-layout.c (layout_decl): Use the field's type to determine the mode and keep DECL_BIT_FIELD for a volatile bit-field. * config/arm/arm.c (arm_override_options): Default to -fstrict-volatile-bitfields. 2010-10-25 Paul Koning * config/pdp11/pdp11.md: Add define_constants for register numbers, branch offset limits. * config/pdp11/pdp11.c: Use named constants instead of numbers. * config/pdp11.pdp11.h: Ditto. 2010-10-25 Eric Botcazou * configure.ac: Use $cpu_type instead of $target to define the nop. * configure: Regenerate. 2010-10-25 Jie Zhang * combine.c (try_combine): If insns need to be kept around, check that they can be copied in the merged instruction. 2010-10-24 Eric Botcazou * reg-stack.c (convert_regs_1): Return boolean value, true if the CFG has been modified. (convert_regs_2): Likewise. Adjust calls to convert_regs_1. (convert_regs): Adjust calls to convert_regs_2. Clean up the CFG if it has been modified. 2010-10-24 Eric Botcazou * config/sparc/sparc.c (sparc_type_code) : New case. 2010-10-24 Paul Koning * config/pdp11/pdp11.md: Change length attribute to be in bytes. * config/pdp11/pdp11.c (output_jump): Ditto. 2010-10-24 Ian Lance Taylor * config/i386/i386.c (ix86_va_start): Remove extraneous blank line. 2010-10-24 Eric Botcazou * cfglayout.c (fixup_reorder_chain): When ensuring that there is at least one insn with a locus corresponding to an edge's goto_locus, disregard non-fallthru edges to the exit block and merge the blocks created for the same goto_locus. 2010-10-23 Joseph Myers * gcc.c (n_switches_alloc_debug_check): New. (set_option_handlers): New. (process_command): Use set_option_handlers. (do_self_spec): Pass spec-generated options through option handlers. (main): Also save and restore n_switches_alloc when swapping switch arrays. 2010-10-23 Richard Henderson PR target/46144 * config/i386/sse.md (*avx_absneg2): New. (*sse_absneg2): Rename from *absneg2. Honor matching operands when splitting to XOR. 2010-10-23 Ian Lance Taylor * tree-vrp.c (extract_range_from_binary_expr): If flag_non_call_exceptions don't eliminate division by zero. * simplify-rtx.c (simplify_binary_operation_1): Likewise. 2010-10-23 Nathan Froyd * cppbuiltin.c (define_builtin_macros_for_type_sizes): Define __BYTE_ORDER__, __ORDER_LITTLE_ENDIAN__, __ORDER_BIG_ENDIAN__, and __ORDER_PDP_ENDIAN__. * libgcc2.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete. (struct DWstruct): Define based on __BYTE_ORDER__. * config/fixed-bit.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete. (struct INTstruct): Define based on __BYTE_ORDER__. * config/dfp-bit.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete. (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Test __BYTE_ORDER__. * system.h (LIBGCC2_WORDS_BIG_ENDIAN): Poison identifier. * config/arc/arc.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete. * config/arm/arm.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete. * config/ia64/ia64.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete. * config/iq2000/iq2000.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete. * config/lm32/lm32.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete. * config/m32r/m32r.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete. * config/mcore/mcore.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete. * config/mep/mep.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete. * config/mips/mips.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete. * config/rs6000/sysv4.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete. * config/rx/rx.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete. * config/score/score.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete. * config/sh/sh.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete. * config/sparc/sparc.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete. * config/xtensa/xtensa.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete. * doc/tm.texi.in (LIBGCC2_WORDS_BIG_ENDIAN): Delete. * doc/tm.texi: Regenerate. * doc/cpp.texi (__BYTE_ORDER__, __ORDER_LITTLE_ENDIAN__): Document. (__ORDER_BIG_ENDIAN__, __ORDER_PDP_ENDIAN__): Likewise. 2010-10-23 Jie Zhang PR rtl-optimization/37360 * config/mips/mips.c (cached_can_issue_more): New local variable. (mips_sched_reorder_1): New. (mips_sched_reorder): Use mips_sched_reorder_1. (mips_sched_reorder2): New. (mips_variable_issue): Set cached_can_issue_more. (TARGET_SCHED_REORDER2): Define to mips_sched_reorder2 instead of mips_sched_reorder. Revert: 2008-09-09 Andrey Belevantsev PR rtl-optimization/37360 * haifa-sched.c (max_issue): Do not assert that we never issue more insns than issue_rate. Add comment. 2010-10-22 Eric Botcazou * gimplify.c (gimplify_variable_sized_compare): Preserve the source location info of the expression. 2010-10-22 DJ Delorie * doc/extend.texi (Named Address Spaces): Document the M32C named address space. * config/m32c/m32c-pragma.c (m32c_register_pragmas): Register the __far address space. * config/m32c/m32c.h (ADDR_SPACE_FAR): New. Add support for "__far" address space for R8C and M16C processor variants. * config/m32c/m32c.c (m32c_addr_space_legitimate_address_p): New. (far_addr_space_p): New. (encode_pattern_1): Add sign and zero extend support. (m32c_hard_regno_nregs_1): Large pointers in A16 mode are SImode. (m32c_extra_constraint_p2): Add SF constraint. (m32c_legitimate_address_p): Support __far addresses. (m32c_addr_space_pointer_mode): New. (m32c_addr_space_address_mode): New. (m32c_addr_space_legitimate_address_p): New. (m32c_addr_space_legitimize_address): New. (m32c_addr_space_subset_p): New. (m32c_addr_space_convert): New. (conversions): Add __far operand patterns. (m32c_prepare_move): Force constants into registers for __far moves. (m32c_split_move): __far moves are always split. * config/m32c/addsub.md (addsi3_1): Support SImode symbols. * config/m32c/mov.md (mov_far_op1): New. (mov_far_op2): New. (movqi_op): Add __far (SF) support. (movhi_op): Likewise. (movsi_splittable): Split A1A0 also. 2010-10-22 Artjoms Sinkarovs Andrew Pinski * c-typeck.c (build_array_ref): Handle subscripting of vectors. * doc/extend.texi: New paragraph 2010-10-22 Paul Koning * config.pdp11/pdp11.h (DBX_DEBUGGING_INFO): Define. 2010-10-22 DJ Delorie * config/m32c/m32c-lib1.S (m32c_jsri16): Make reentrant. 2010-10-22 Paul Koning * config/pdp11/pdp11.h (IRA_COVER_CLASSES): Define. 2010-10-22 Richard Henderson * config/i386/i386.c (ix86_builtin_vectorized_function): Add cases for __builtin_fma and __builtin_fmaf. 2010-10-22 Richard Henderson * config/i386/i386.c (ix86_expand_fp_absneg_operator): Produce NEG+USE for vectors as well. * config/i386/i386.md (*absneg2): New pattern and splitter. 2010-10-22 Joseph Myers * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION, SWITCH_CURTAILS_COMPILATION): Remove. * doc/tm.texi.in (SWITCH_CURTAILS_COMPILATION): Remove documentation. * doc/tm.texi: Regenerate. * system.h (SWITCH_CURTAILS_COMPILATION): Poison. 2010-10-22 Changpeng Fang * config/i386/bdver1.md: New file. * config/i386/i386.md (include "bdver1.md"): Invoke the pipeline description for bdver1. (x86_sahf_1): Add "bdver1_decode" attribute. (*cmpfp_i_mixed): Likewise. (*cmpfp_i_sse): Likewise. (*cmpfp_i_i387): Likewise. (*cmpfp_iu_mixed): Likewise. (*cmpfp_iu_sse): Likewise. (*cmpfp_iu_387): Likewise. (*swap,*swap_1): Likewise. (fixuns_trunchi2): Likewise. (fix_truncsi_sse): Likewise. (x86_fnstcw_1): Likewise. (x86_fldcw_1): Likewise. (*floatsi2_vector_mixed_with_temp): Likewise. (*floatsi2_vector_mixed): Likewise. (*float2_mixed_with_temp): Likewise. (*float2_mixed_interunit): Likewise. (*float2_mixed_nointerunit): Likewise. (*floatsi2_vector_sse_with_temp): Likewise. (*floatsi2_vector_sse): Likewise. (*float2_sse_with_temp): Likewise. (*float2_sse_interunit): Likewise. (*float2_sse_nointerunit): Likewise. (*mul3_1): Likewise. (*mulsi3_1_zext): Likewise. (*mulhi3_1): Likewise. (*mulqi3_1): Likewise. (*mul3_1): Likewise. (*mulqihi3_1): Likewise. (*muldi3_highpart_1): Likewise. (*mulsi3_highpart_1): Likewise. (*mulsi3_highpart_zext): Likewise. (x86_64_shld): Likewise. (x86_shld): Likewise. (x86_64_shrd): Likewise. (x86_shrd): Likewise. (sqrtxf2): Likewise. (sqrt_extendxf2_i387): Likewise. (*sqrt2_sse): Likewise. * config/i386/sse.md (sse_cvtsi2ss): Add "bdver1_decode" attribute. (sse_cvtsi2ssq): Likewise. (sse_cvtss2si): Likewise. (sse_cvtss2si_2): Likewise. (sse_cvtss2siq): Likewise. (sse_cvtss2siq_2): Likewise. (sse_cvttss2si): Likewise. (sse_cvttss2siq): Likewise. (sse2_cvtpi2pd): Likewise. (sse2_cvttpd2pi): Likewise. (sse2_cvtsi2sd): Likewise. (sse2_cvtsi2sdq): Likewise. (sse2_cvtsd2si): Likewise. (sse2_cvtsd2si_2): Likewise. (sse2_cvtsd2siq): Likewise. (sse2_cvtsd2siq_2): Likewise. (sse2_cvttsd2si): Likewise. (sse2_cvttsd2siq): Likewise. (*sse2_cvtpd2dq): Likewise. (*sse2_cvttpd2dq): Likewise. (sse2_cvtsd2ss): Likewise. (sse2_cvtss2sd): Likewise. (*sse2_cvtpd2ps): Likewise. (sse2_cvtps2pd): Likewise. 2010-10-22 Richard Guenther PR middle-end/46137 * gimple-fold.c (gimplify_and_update_call_from_tree): Properly remove the virtual operands if they are not needed. 2010-10-22 Changpeng Fang * config/i386/i386.c (processor_costs bdver1_cost): Update insn costs and architectural parameters for bdver1. 2010-10-22 Richard Guenther * gimple.h (gimple_register_canonical_type): Declare. * gimple.c (gimple_canonical_types): New global hashtable. (struct gimple_type_leader_entry_s): New type. (gimple_type_leader): New global cache. (gimple_lookup_type_leader): New function. (gtc_visit): Query the proper cache. (gimple_types_compatible_p): Likewise. (gimple_register_type): Use the new cache instead of TYPE_CANONICAL. (gimple_canonical_type_eq): New function. (gimple_register_canonical_type): Likewise. (print_gimple_types_stats): Adjust for gimple_canonical_types. (free_gimple_type_tables): Likewise. Free gimple_type_leader. * tree-ssa.c (useless_type_conversion_p): Do not dispatch to gimple_types_compatible_p for LTO. 2010-10-22 Uros Bizjak PR target/46098 * config/i386/sse.md (*avx_movu): Rename from avx_movu. (avx_movu): New expander. (*_movu): Rename from _movu. (_movu): New expander. (*avx_movdqu): Rename from avx_movdqu. (avx_movdqu): New expander. (*sse2_movdqu): Rename from sse2_movdqu. (sse2_movdqu): New expander. 2010-10-22 Richard Guenther PR tree-optimization/45720 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Handle negative step. (vect_enhance_data_refs_alignment): Likewise. * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Likewise. (vect_create_cond_for_align_checks): Likewise. (vect_create_cond_for_alias_checks): Likewise. 2010-10-22 Ira Rosen PR tree-optimization/46126 * tree-vect-stmts.c (vect_analyze_stmt): Pass NODE to vectorizable_shift in case of basic block vectorization. 2010-10-22 Joseph Myers * target.h (enum opt_levels, struct default_options): New. * target.def (handle_ofast): Remove hook. (target_option.optimization): Change to target_option.optimization_table. * doc/tm.texi.in (TARGET_OPTION_OPTIMIZATION): Change to TARGET_OPTION_OPTIMIZATION_TABLE. (CAN_DEBUG_WITHOUT_FP): Remove. * doc/tm.texi: Regenerate. * opts.c (maybe_default_option, maybe_default_options, default_options_table): New. (default_options_optimization): Take extra parameters. Don't assert that global_options and global_options_set are in use. Use maybe_default_options. (decode_options): Pass extra parameters to default_options_optimization. * common.opt (falign-loops): Use value 0 with Var. (frerun-cse-after-loop, ftree-ter): Remove Init. * system.h (CAN_DEBUG_WITHOUT_FP, TARGET_HANDLE_OFAST, TARGET_OPTION_OPTIMIZATION): Remove. * targhooks.c (empty_optimization_table): New. * targhooks.h (empty_optimization_table): Declare. * toplev.c (process_options): Don't set flag_rerun_cse_after_loop. * config/alpha/alpha.c (alpha_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE): New. * config/alpha/alpha.h (CAN_DEBUG_WITHOUT_FP): Remove. * config/arm/arm.c (arm_option_optimization: Change to arm_option_optimization_table. (TARGET_OPTION_OPTIMIZATION): Change to TARGET_OPTION_OPTIMIZATION_TABLE. * config/arm/arm.h (CAN_DEBUG_WITHOUT_FP): Remove. * config/avr/avr.c (avr_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE): New. * config/avr/avr.h (CAN_DEBUG_WITHOUT_FP): Remove. * config/cris/cris.c (cris_option_optimization): Change to cris_option_optimization_table. (TARGET_OPTION_OPTIMIZATION): Change to TARGET_OPTION_OPTIMIZATION_TABLE. * config/crx/crx.c (crx_option_optimization): Change to crx_option_optimization_table. (TARGET_OPTION_OPTIMIZATION): Change to TARGET_OPTION_OPTIMIZATION_TABLE. * config/crx/crx.h (CAN_DEBUG_WITHOUT_FP): Remove. * config/fr30/fr30.c (fr30_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE): New. * config/fr30/fr30.h (CAN_DEBUG_WITHOUT_FP): Remove. * config/frv/frv.c (frv_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE): New. * config/frv/frv.h (CAN_DEBUG_WITHOUT_FP): Remove. * config/h8300/h8300.c (h8300_option_optimization): Change to h8300_option_optimization_table. (TARGET_OPTION_OPTIMIZATION): Change to TARGET_OPTION_OPTIMIZATION_TABLE. * config/h8300/h8300.h (CAN_DEBUG_WITHOUT_FP): Remove. * config/i386/i386.c (ix86_option_optimization): Change to ix86_option_optimization_table. (TARGET_OPTION_OPTIMIZATION): Change to TARGET_OPTION_OPTIMIZATION_TABLE. * config/i386/sol2-10.h (SUBTARGET_OPTIMIZATION_OPTIONS): Define as initializer. * config/ia64/ia64.c (ia64_option_optimization): Change to ia64_option_optimization_table. (TARGET_OPTION_OPTIMIZATION): Change to TARGET_OPTION_OPTIMIZATION_TABLE. * config/ia64/ia64.h (CAN_DEBUG_WITHOUT_FP): Remove. * config/ia64/vms.h (SUBTARGET_OPTIMIZATION_OPTIONS): Define as initializer. * config/iq2000/iq2000.c (iq2000_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE): New. * config/iq2000/iq2000.h (CAN_DEBUG_WITHOUT_FP): Remove. * config/lm32/lm32.c (lm32_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE): New. * config/lm32/lm32.h (CAN_DEBUG_WITHOUT_FP): Remove. * config/m32r/m32r.c (m32r_option_optimization): Change to m32r_option_optimization_table. (TARGET_OPTION_OPTIMIZATION): Change to TARGET_OPTION_OPTIMIZATION_TABLE. * config/m32r/m32r.h (SUBTARGET_OPTIMIZATION_OPTIONS, CAN_DEBUG_WITHOUT_FP): Remove. * config/mcore/mcore.c (mcore_option_optimization): Change to mcore_option_optimization_table. (TARGET_OPTION_OPTIMIZATION): Change to TARGET_OPTION_OPTIMIZATION_TABLE. * config/mep/mep.c (mep_option_optimization): Change to mep_option_optimization_table. (TARGET_OPTION_OPTIMIZATION): Change to TARGET_OPTION_OPTIMIZATION_TABLE. * config/mep/mep.h (CAN_DEBUG_WITHOUT_FP): Remove. * config/microblaze/microblaze.c (microblaze_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE): New. * config/microblaze/microblaze.h (CAN_DEBUG_WITHOUT_FP): Remove. * config/mips/mips.c (mips_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE): New. * config/mips/mips.h (CAN_DEBUG_WITHOUT_FP): Remove. * config/mmix/mmix.c (mmix_option_optimization): Change to mmix_option_optimization_table. (TARGET_OPTION_OPTIMIZATION): Change to TARGET_OPTION_OPTIMIZATION_TABLE. * config/mmix/mmix.h (CAN_DEBUG_WITHOUT_FP): Remove. * config/mn10300/mn10300.c (mn10300_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE): New. * config/mn10300/mn10300.h (CAN_DEBUG_WITHOUT_FP): Remove. * config/pa/pa.c (pa_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE): New. * config/pa/pa.h (CAN_DEBUG_WITHOUT_FP): Remove. * config/pdp11/pdp11.c (pdp11_option_optimization): Change to pdp11_option_optimization_table. (TARGET_OPTION_OPTIMIZATION): Change to TARGET_OPTION_OPTIMIZATION_TABLE. * config/picochip/picochip.c (picochip_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE): New. * config/picochip/picochip.h (CAN_DEBUG_WITHOUT_FP): Remove. * config/rs6000/rs6000.c (rs6000_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE): New. * config/rs6000/rs6000.h (CAN_DEBUG_WITHOUT_FP): Remove. * config/rx/rx.c (rx_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE): New. * config/rx/rx.h (CAN_DEBUG_WITHOUT_FP): Remove. * config/s390/s390.c (s390_option_optimization): Change to s390_option_optimization_table. (s390_option_override): Update comment. (TARGET_OPTION_OPTIMIZATION): Change to TARGET_OPTION_OPTIMIZATION_TABLE. * config/s390/s390.h (CAN_DEBUG_WITHOUT_FP): Remove. * config/score/score.c (score_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE): New. * config/score/score.h (CAN_DEBUG_WITHOUT_FP): Remove. * config/sh/sh.c (sh_option_optimization): Change to sh_option_optimization_table. (TARGET_OPTION_OPTIMIZATION): Change to TARGET_OPTION_OPTIMIZATION_TABLE. (sh_option_override): Set MASK_SAVE_ALL_TARGET_REGS here. (sh_option_override, expand_block_move, multcosts, find_barrier, barrier_align): Use optimize_size instead of TARGET_SMALLCODE. * config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Remove. (LOOP_ALIGN, TRAMPOLINE_ALIGNMENT, MOVE_BY_PIECES_P, STORE_BY_PIECES_P, SH_DYNAMIC_SHIFT_COST): Use optimize_size instead of TARGET_SMALLCODE. * config/sh/sh.opt (mspace): Make into an alias for -Os. * config/sparc/sparc.c (sparc_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE): New. * config/sparc/sparc.h (CAN_DEBUG_WITHOUT_FP): Remove. * config/stormy16/stormy16.c (xstorym16_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE): New. * config/stormy16/stormy16.h (CAN_DEBUG_WITHOUT_FP): Remove. * config/v850/v850.c (v850_option_optimization): Change to v850_option_optimization_table. (TARGET_OPTION_OPTIMIZATION): Change to TARGET_OPTION_OPTIMIZATION_TABLE. * config/v850/v850.h (CAN_DEBUG_WITHOUT_FP): Remove. * config/xtensa/xtensa.c (xtensa_option_optimization): Change to xtensa_option_optimization_table. (TARGET_OPTION_OPTIMIZATION): Change to TARGET_OPTION_OPTIMIZATION_TABLE. * config/xtensa/xtensa.h (CAN_DEBUG_WITHOUT_FP): Remove. 2010-10-21 Iain Sandoe Based on the CFString implementation in FSF apple/trunk branch. * target.def (objc_construct_string): New Hook. * doc/tm.texi (objc_construct_string): Document. * doc/tm.texi.in (TARGET_OBJC_CONSTRUCT_STRING): New. * config/t-darwin: Amend build rules for darwin.o. * config/darwin.opt: Add cfstrings flags. * config/darwin-c.c: Define __CONSTANT_CFSTRINGS__. (darwin_objc_construct_string): New. * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Define. * config/i386/i386.c (ix86_init_builtins): Add SUBTARGET_INIT_BUILTINS. * config/darwin-protos.h (darwin_init_cfstring_builtins): New prototype. (darwin_fold_builtin): Likewise. (darwin_build_constant_cfstring): Likewise. (darwin_objc_construct_string): Likewise. (darwin_cfstring_p): Likewise. (darwin_enter_string_into_cfstring_table): Likewise. * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS) Update for CFString. * config/darwin.c (darwin_running_cxx): New var. (machopic_select_section): Return cfstring_constant_object_section. (darwin_override_options): Set darwin_running_cxx. (add_builtin_field_decl): New. (darwin_init_cfstring_builtins): New. (darwin_build_constant_cfstring): New. (darwin_fold_builtin): New. (cfstring_hash): New. (cfstring_eq): New. (darwin_enter_string_into_cfstring_table): New. * config/darwin-sections.def (cfstring_constant_object_section): New. * config/darwin.h (TARGET_FOLD_BUILTIN): Define. (TARGET_OBJC_CONSTRUCT_STRING): Define. 2010-10-21 Nathan Froyd * config/alpha/alpha.c (alpha_build_builtin_va_list): Use TYPE_STUB_DECL instead of TREE_CHAIN. * config/i386/i386.c (ix86_build_builtin_va_list_abi): Likewise. * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Likewise. * config/s390/s390.c (s390_build_builtin_va_list): Likewise. * config/sh/sh.c (sh_build_builtin_va_list): Likewise. * config/spu/spu.c (spu_build_builtin_va_list): Likewise. * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Likewise. * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Likewise. 2010-10-22 Jie Zhang * expr.c (emit_group_load_1): Update calls to extract_bit_field. (copy_blkmode_from_reg): Likewise. (read_complex_part): Likewise. (expand_expr_real_1): Calculate packedp and pass it to extract_bit_field. * expr.h (extract_bit_field): Update declaration. * calls.c (store_unaligned_arguments_into_pseudos): Update call to extract_bit_field. * expmed.c (extract_fixed_bit_field): Update calls to extract_fixed_bit_field. (store_split_bit_field): Likewise. (extract_bit_field_1): Add new argument packedp. (extract_bit_field): Add new argument packedp. (extract_fixed_bit_field): Add new argument packedp and let packed attribute override volatile. * stmt.c (expand_return): Update call to extract_bit_field. 2010-10-21 Nathan Froyd * config/spu/spu.c (spu_function_arg): Dereference CUM parameter. 2010-10-21 Nathan Froyd * ddg.c (add_cross_iteration_register_deps): Call gcc_assert instead of gcc_checking_assert. * sel-sched.c (code_motion_process_successors): Likewise. 2010-10-21 Eric Botcazou * cfgcleanup.c (try_forward_edges): Do not throw away previous steps when stopping because of a different locus on edge or insn. (try_optimize_cfg): Add comment. * cfgrtl.c (rtl_merge_blocks): Tweak log message. If the destination block is a forwarder block, propagate locus on the edge. (cfg_layout_merge_blocks): Likewise. 2010-10-21 Uros Bizjak PR target/45946 * config/i386/i386.md (*pushti2): New insn pattern. (pushti2 splitter): New insn splitter. (*push2): Macroize insn pattern from *push{di,ti}2 using DWI mode iterator. 2010-10-21 Paul Koning * config/pdp11/pdp11-protos.md (arith_operand, const_immediate_operand, expand_shift_operand, immediate15_operand): Delete * config/pdp11/pdp11.c: Ditto. * config/pdp11/pdp11.h (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete. * config/pdp11/pdp11.md (various): Use standard constraints instead of removed ones. * config/pdp11/constraints.md: New file. * config/pdp11/predicates.md: New file. 2010-10-21 Bingfeng Mei PR c/45834 * alias.c (true_dependence_1): Remove obsolete check for QImode. (may_alias_p): Ditto. 2010-10-21 Martin Jambor PR tree-optimization/45875 * tree.c (get_binfo_at_offset): Remove initial zero offset test. 2010-10-21 Nathan Froyd * tree-into-ssa.c (rewrite_update_enter_block): Remove unused variables. (create_new_def_for): Likewise. 2010-10-21 Nick Clifton * config/mn10300/mn10300.c: Fold code to 80-character width. Replace GET_CODE (foo) == REG with REG_P (foo). Likewise for MEM, CONST_INT and CONST_DOUBLE. (targetm): Move initialization to end of file. (print_operand): Rename to mn10300_print_operand. (print_operand_address): Rename to mn10300_print_operand_address. (can_use_return_insn): Rename to mn10300_can_use_return_insn. (expand_prologue): Rename to mn10300_expand_prologue. (expand_epilogue): Rename to mn10300_expand_epilogue. (initial_offset): Rename to mn10300_initial_offset. (function_arg): Rename to mn10300_function_arg. (mask_ok_for_mem_btst): Rename to mn10300_mask_ok_for_mem_btst. (symbolic_operand): Rename to mn10300_symbolic_operand. (legitimize_pic_address): Rename to mn10300_legitimize_pic_address. (legitimate_pic_operand_p): Rename to mn10300_legitimate_pic_operand_p. * config/mn10300/mn10300-protos.h: Update prototypes. * config/mn10300/mn10300.h: Fold code to 80-character width. Replace GET_CODE (foo) == REG with REG_P (foo). Likewise for MEM, CONST_INT and CONST_DOUBLE. (CPP_SPEC): Move to... (TARGET_CPU_CPP_BUILTINS): ... here. * config/mn10300/mn10300.md: Fold code to 80-character width. Replace GET_CODE (foo) == REG with REG_P (foo). Likewise for MEM, CONST_INT and CONST_DOUBLE. 2010-10-21 Ira Rosen PR tree-optimization/46049 PR tree-optimization/46052 * tree-vectorizer.h (enum stmt_vec_info_type): Add new value for shift. (vect_get_slp_defs): Add arguments. * tree-vect-loop.c (vect_create_epilog_for_reduction): Pass scalar operands to vect_get_slp_defs. (vectorizable_reduction): Fix comment, pass scalar operands to vect_get_slp_defs. * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use operand's type to determine number of units in the created vector. (vect_get_vec_defs): Pass scalar operands to vect_get_slp_defs. (vectorizable_conversion): Fix comment. (vectorizable_shift): New function. (vectorizable_operation): Move code that handles shifts to vectorizable_shift. (vectorizable_type_demotion): Fix comment, pass scalar operands to vect_get_slp_defs. (vectorizable_type_promotion, vectorizable_store): Likewise. (vectorizable_condition): Fix comment. (vect_analyze_stmt): Call vectorizable_shift. (vect_transform_stmt): Likewise. * tree-vect-slp.c (vect_get_constant_vectors): Add new argument. Use it as the operand to create vectors for, except reduction initial definition and store. Use operands type. (vect_get_slp_defs): Add new arguments. Pass them to vect_get_constant_vectors. 2010-10-21 Nathan Froyd * basic-block.h (single_succ_edge): Use gcc_checking_assert. (single_pred_edge, ei_container, ei_next, ei_prev): Likewise. * cfghooks.c (fixup_reorder_chain): Likewise. * cfgrtl.c (cfg_layout_merge_blocks): Likewise. * cgraph.c (cgraph_add_thunk): Likewise. (cgraph_create_edge_1): Likewise. (cgraph_create_virtual_clone): Likewise. * ddg.c (add_cross_iteration_register_deps): Likewise. * dwarf2out.c (modified_type_die): Likewise. * emit-rtl.c (set_mem_alias_set): Likewise. * ggc-zone.c (zone_allocate_marks): Likewise. * gimple-iterator.c (gsi_move_to_bb_end): Likewise. * gimple.c (iterative_hash_gimple_type): Likewise. * graphite-scop-detection.c (create_single_entry_edge): Likewise. (create_single_exit_edge): Likewise. * haifa-sched.c (choose_ready): Likewise. * lto-streamer-in.c (input_gimple_stmt): Likewise. * passes.c (execute_todo): Likewise. * sched-ebb.c (begin_schedule_ready): Likewise. * sel-sched.c (code_motion_process_successors): Likewise. * tree-call-cdce.c (gen_conditions_for_pow): Likewise. * tree-cfg-cleanup.c (tree_forwarder_block_p): Likewise. * tree-flow-inline.h (link_imm_use, move_use_after_head): Likewise. (phi_arg_index_from_use, phi_ssa_name_p): Likewise. * tree-into-ssa.c (insert_updated_phi_nodes_for): Likewise. * tree-ssa-coalesce.c (ssa_conflicts_test_p): Likewise. (ssa_conflicts_add): Likewise. * tree-ssa-copy.c (replace_exp): Likewise. * tree-ssa-dom.c (eliminate_redundant_computations): Likewise. * tree-ssa-forwprop.c (simple_gimple_switch): Likewise. * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise. * tree-ssa-pre.c (bitmap_value_insert_into_set): Likewise. (compute_antic): Likewise. * tree-ssa-ter.c (add_to_partition_kill_list): Likewise. (add_dependence): Likewise. (process_replaceable, kill_expr, find_replaceable_exprs): Likewise. * tree-vrp.c (supports_overflow_infinity): Likewise. (make_overflow_infinity, negative_overflow_infinity): Likewise. (avoid_overflow_infinity, register_new_assert_for): Likewise. (process_assert_insertions_for): Likewise. * var-tracking.c (dv_is_value_p, dv_as_decl, dv_from_decl): Likewise. (dv_from_value, variable_union, find_loc_in_1pdv): Likewise. (intersect_loc_chains, variable_merge_over_cur): Likewise. 2010-10-21 Nathan Froyd * cfgloop.c (flow_loops_find): Call bb_has_abnormal_pred. * reload1.c (has_nonexceptional_receiver): Likewise. * tree-into-ssa.c (rewrite_update_enter_block): Likewise. (create_new_def_for): Likewise. * tree-cfgcleanup.c (remove_forwarder_block): Likewise. (merge_phi_nodes): Likewise. (has_abnormal_incoming_edge_p): Delete. 2010-10-21 H.J. Lu * config/i386/sse.md (ssescalarmodesuffix): Add V8SI and V4DI. 2010-10-21 Richard Guenther Michael Matz PR tree-optimization/45764 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust initial misalignment for negative DR_STEP. (vect_find_same_alignment_drs): Two DRs with different DR_STEP do not have the same alignment over the whole iteration domain. 2010-10-21 Richard Guenther PR tree-optimization/46111 * tree-parloops.c (take_address_of): Re-organize for MEM_REF. 2010-10-21 Andreas Krebbel * config/s390/s390.md (*xordi3_cc): Mark xgrk as z196 only. 2010-10-21 Tristan Gingold * config/vms/vms-crtl.h (CRTL_NAMES): Add new translations. * config/vms/vms-crtl-64.h (CRTL_NAMES): Ditto. 2010-10-21 Tristan Gingold * config/alpha/vms-unwind.h (alpha_vms_fallback_frame_state): Set signal_frame. * config/alpha/alpha.c (alpha_function_arg): Adjust call. 2010-10-21 Tristan Gingold * config/ia64/vms64.h (TARGET_DEFAULT): Add MASK_FUSED_MADD. * config/ia64/vms.h (TARGET_DEFAULT): Ditto. 2010-10-20 Nathan Froyd * basic-block.h (find_fallthru_edge): Define. * cfgcleanup.c (merge_blocks_move): Use it. (try_crossjump_bb): Likewise. * cfglayout.c (fixup_reorder_chains): Likewise. (fixup_fallthru_exit_predecessor): Likewise. * cfgrtl.c (rtl_split_edge): Likewise. (rtl_verify_flow_info): Likewise. * function.c (thread_prologue_and_epilogue_insns): Likewise. * gimple-pretty-print.c (dump_implicit_edges): Likewise. * ifcvt.c (block_fallthru): Likewise. * reload1.c (fixup_abnormal_edges): Likewise. * sched-ebb.c (being_schedule_ready): Likewise. (schedule_ebb): Likwise. * sched-rgn.c (find_single_block_region): Likewise. * sel-sched-ir.c (bb_ends_ebb_p): Likewise. * tree-complex.c (expand_complex_move): Likewise. * sched-int.h (find_fallthru_edge): Rename to... (find_fallthru_edge_from): ...this. * haifa-sched.c (find_fallthru_edge): Rename to... (find_fallthru_edge_from): ...this. Use new find_fallthru_edge. (init_before_recovery): Call find_fallthru_edge_from. * sel-sched-ir.c (merge_fences): Likewise. * sel-sched.c (in_fallthru_bb_p): Likewise. (move_cond_jump): Likewise. 2010-10-20 Paul Koning * config/pdp11/pdp11.md (various): Fix conditions on a number of insn to check for target 11/40 or higher. 2010-10-20 Nicola Pero * parser.c (c_parser_objc_method_type): Mark inline. Return a bool instead of a tree. (c_parser_objc_method_decl): Added bool argument. Updated call to objc_build_method_signature. (c_parser_objc_method_definition): Do not call objc_set_method_type. Updated calls to c_parser_objc_method_type, c_parser_objc_method_decl and objc_start_method_definition. (c_parser_objc_methodproto): Do not call objc_set_method_type. Updated calls to c_parser_objc_method_type, c_parser_objc_method_decl and objc_add_method_declaration. 2010-10-20 Jakub Jelinek PR tree-optimization/45919 * tree-ssa-ccp.c (fold_nonarray_ctor_reference): Handle flexible array members. PR tree-optimization/46066 * tree-parloops.c (create_parallel_loop): Use gsi_last_nondebug_bb instead of gsi_last_bb. 2010-10-20 DJ Delorie * config/m32c/m32c.c (m32c_option_override): Always disable function-cse in 16-bit mode. Indirect calls are always worse than direct calls as there is no 16-bit indirect call opcode. (m32c_override_options_after_change): New, likewise. 2010-10-20 Nathan Froyd * ifcvt.c (noce_emit_cmove): If both of the values are SUBREGs, try emitting the conditional move in the inner mode of the SUBREG. 2010-10-20 Anatoly Sokolov * config/ia64/ia64.h (PREFERRED_RELOAD_CLASS): Remove macros. * config/ia64/ia64-protos.h (ia64_preferred_reload_class): Remove. * config/ia64/ia64.c (TARGET_PREFERRED_RELOAD_CLASS): Define. (ia64_preferred_reload_class): Make static. Change rclass argument and result types from enum reg_class to reg_class_t. 2010-10-20 Pat Haugen * tree-ssa-ter.c (find_replaceable_in_bb): Allow replacement over call for single operand expression. 2010-10-20 Eric Botcazou * tree-optimize.c (execute_fixup_cfg): Purge dead abnormal call edges if there is a call statement to pure or const function in the block. 2010-10-20 Paul Koning Fix several build errors for pdp11 target. * config/pdp11/pdp11.md (*cmpdf): Fix tstd operands. (cbranchdf4): Conditional on TARGET_FPU. (movdf): Ditto; correct alternatives check. (movmemhi): Fix predicate and constraint. * config/pdp11/pdp11.h (HARD_REGNO_MODE_OK): Handle 64 bit mode. 2010-10-20 Richard Guenther PR lto/45667 * lto-streamer-out.c (output_gimple_stmt): Fix typo. * tree-cfg.c (verify_gimple_call): Properly get the call fndecl. (verify_gimple_assign_single): Disable ADDR_EXPR type check when in LTO. 2010-10-20 Vladimir Makarov PR fortran/42169 * ira-emit.c (store_can_be_removed_p): Return false instead of gcc_unreachable. 2010-10-20 Dmitry Melnik * fold-const.c (fold_binary_loc): New transformation. 2010-10-20 H.J. Lu PR target/46085 * config/i386/sse.md (reduc_splus_v8sf): Updated. (reduc_splus_v4df): Likewise. 2010-10-20 Richard Guenther PR tree-optimization/45860 * tree-ssa-phiopt.c (cond_store_replacement): Do not do conditional store replacement for non-register type stores. 2010-10-20 Eric Botcazou * stor-layout.c (skip_simple_constant_arithmetic): New function. (self_referential_size): Use it instead of skip_simple_arithmetic. 2010-10-20 Olivier Hainque * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p): If the current function calls eh_return, claim live all registers that we need to check for liveness otherwise. 2010-10-20 Nicola Pero * c-decl.c (c_write_global_declarations): Call objc_write_global_declarations when compiling Objective-C. * c-lang.c (finish_file): Removed. 2010-10-19 DJ Delorie * doc/tm.texi.in (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): New. (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Change to hook. (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Likewise. (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Likewise. * doc/tm.texi: Regenerate. * targhooks.h (default_label_align_after_barrier_max_skip, default_loop_align_max_skip, default_label_align_max_skip, default_jump_align_max_skip): Declare. * target.def (label_align_after_barrier_max_skip): New. (loop_align_max_skip): New. (label_align_max_skip): New. (jump_align_max_skip): New. * system.h (poison): Add those macros to the list. * final.c (LABEL_ALIGN_MAX_SKIP): Remove. (LOOP_ALIGN_MAX_SKIP): Remove. (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Remove. (JUMP_ALIGN_MAX_SKIP): Remove. (default_label_align_after_barrier_max_skip): New. (default_loop_align_max_skip): New. (default_label_align_max_skip): New. (default_jump_align_max_skip): New. (compute_alignments): Use the new hooks. (shorten_branches): Likewise. 2010-10-19 Richard Henderson * config/i386/i386.c (bdesc_multi_arg): Use fma4i_fmadd_. * config/i386/sse.md (fma4): Enable for FMA & SSE_MATH. (fma4i_fmadd_): New. (*split_fma, *split_fms, *split_fnma, *split_fnms): Rename from fma4_fm*_ and adjust to be pre-reload splitters to the standard fma patterns. (fmaddsub_): Rename from fma4i_fmaddsub_ and enable for FMA. (*fma_fmadd_, *fma_fmsub_): New. (*fma_fmadd_, *fma_fmsub_): New. (*fma_fmaddsub_, *fma_fmsubadd_): New. 2010-10-19 Paul Koning * lower-subreg.c (resolve_shift_zext): Delete conditional code for WORDS_BIG_ENDIAN != BYTES_BIG_ENDIAN. 2010-10-19 Richard Henderson * config/ia64/ia64.md (fmasf4, *fmssf4, *nfmasf4): New. (fmadf4, *fmsdf4, *nfmadf4): New. (fmaxf4, *fmsxf4, *nfmaxf4): New. 2010-10-19 Michael Eager * config/microblaze/microblaze.c (TARGET_EXCEPT_UNWIND_INFO): Use sjlj unwind info for exceptions. 2010-10-19 Francois-Xavier Coudert PR fortran/43414 * dwarf2out.c (add_calling_convention_attribute): Flag main Fortran subroutine with DW_AT_main_subprogram. 2010-10-19 Nick Clifton * config/rx/rx.c (rx_function_value): Small integer types are promoted to SImode. (rx_promote_function_mode): New function. (TARGET_PROMOTE_FUNCTION_MODE): Define. 2010-10-19 Nick Clifton * config/mep/mep.c (mep_print_operand): Use targetm.strip_name_encoding. (mep_output_aligned_common): Likewise. 2010-10-19 Basile Starynkevitch * gengtype.c (new_structure): Remove ad-hoc "location_s" processing. 2010-10-18 Richard Henderson * simplify-rtx.c (simplify_ternary_operation) [FMA]: Simplify (fma (neg a) (neg b) c) and (fma a (neg b) c). 2010-10-18 Richard Henderson * config/i386/i386.c (IX86_BUILTIN_VFMSUBSS, IX86_BUILTIN_VFMSUBSD, IX86_BUILTIN_VFMSUBPS, IX86_BUILTIN_VFMSUBPD, IX86_BUILTIN_VFMSUBADDPS, IX86_BUILTIN_VFMSUBADDPD, IX86_BUILTIN_VFNMADDSS, IX86_BUILTIN_VFNMADDSD, IX86_BUILTIN_VFNMADDPS, IX86_BUILTIN_VFNMADDPD, IX86_BUILTIN_VFNMSUBSS, IX86_BUILTIN_VFNMSUBSD, IX86_BUILTIN_VFNMSUBPS, IX86_BUILTIN_VFNMSUBPD, IX86_BUILTIN_VFMSUBADDPS256, IX86_BUILTIN_VFMSUBADDPD256, IX86_BUILTIN_VFNMADDPS256, IX86_BUILTIN_VFNMADDPD256, IX86_BUILTIN_VFNMSUBPS256, IX86_BUILTIN_VFNMSUBPD256): Remove. (bdesc_multi_arg): Remove the corresponding builtins. * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Remove. (UNSPEC_FMA4_FMSUBADD): Remove. (UNSPEC_FMADDSUB): Rename from UNSPEC_FMA4_FMADDSUB. * config/i386/sse.md (FMA4MODEF4): Remove. (FMAMODE): Add. (fma4): New expander. (*fma4i_fmadd_): Macroize from fma4i_fmadd4 patterns, and use FMA rtx code instead of UNSPEC_FMA4_INTRINSIC. (*fma4i_fmsub_): Similarly. (*fma4i_fnmadd_): Similarly. (*fma4i_fnmsub_): Similarly. (fma4i_vmfmadd_): Scalar patterns zero-extend, not merge with the first operand. (fma4i_fmaddsub_): Represent with UNSPEC_FMADDSUB instead of explicit arithmetic. Macroize with AVXMODEF2P. (*fma4i_fmsubadd_): Represent with UNSPEC_FMADDSUB + NEG. (xop_frcz2): Macroize with FMAMODE. (xop_vmfrcz2): Scalar patterns zero-extend, not merge with the first operand. * config/i386/fma4intrin.h (_mm_msub_ps): Use vfmadd intrinsic with extra negations. (_mm_msub_pd, _mm_msub_ss, _mm_msub_sd): Likewise. (_mm_nmacc_ps, _mm_nmacc_pd, _mm_nmacc_ss, _mm_nmacc_sd): Likewise. (_mm_nmsub_ps, _mm_nmsub_pd, _mm_nmsub_ss, _mm_nmsub_sd): Likewise. (_mm256_msub_ps, _mm256_msub_pd): Likewise. (_mm256_nmacc_ps, _mm256_nmacc_pd): Likewise. (_mm256_nmsub_ps, _mm256_nmsub_pd): Likewise. (_mm_msubadd_ps): Use vfmaddsub intrinsic with extra negation. (_mm_msubadd_pd, _mm256_msubadd_ps, _mm256_msubadd_pd): Likewise. 2010-10-18 Bernd Schmidt PR rtl-optimization/45966 * combine.c (try_combine): If added_sets_2, deal with the case where i0 feeds i1 and i1 feeds i2. 2010-10-18 Jan Hubicka * ipa.c (cgraph_externally_visible_p): Handle externally visible and preserve flags before trying to guess on visibility. (varpool_externally_visible_p): New function. (function_and_variable_visibility): Use it. 2010-10-18 Nicola Pero Implemented parsing @synthesize and @dynamic for Objective-C. * c-parser.c (c_parser_external_declaration): Recognize RID_AT_SYNTHESIZE and RID_AT_DYNAMIC. (c_parser_objc_at_synthesize_declaration): New. (c_parser_objc_at_dynamic_declaration): New. 2010-10-18 Nicola Pero * c-parser.c (c_parser_objc_class_declaration): After finding an error, parse the whole declaration then reset parser->error. 2010-10-18 Michael Meissner PR target/46041 * tree.h (mode_has_fma): Delete, move to c-cppbuiltins.c. * builtins.c (mode_has_fma): Ditto. 2010-10-18 Steve Ellcey PR target/36898 PR middle-end/43760 * config/ia64/ia64.c (rws_access_regno): Remove predicate check. 2010-10-18 Joseph Myers * config/i386/i386.c (ix86_option_override_internal): Define and use USE_X86_64_FRAME_POINTER for 64-bit flag_omit_frame_pointer default. * config/i386/sol2-10.h (SUBTARGET_OVERRIDE_OPTIONS): Remove. (USE_IX86_FRAME_POINTER, USE_X86_64_FRAME_POINTER): Define. 2010-10-18 Nicola Pero Merge from 'apple/trunk' branch on FSF servers. * c-parser.c (c_parser_objc_type_name): Adapted to new parser the following Objective-C change: 2005-10-10 Fariborz Jahanian Radar 4301047 * c-parse.in (objc_quals): Build objc qualifier list same way as gcc-3.3 2010-10-18 Jan Hubicka * ipa.c (cgraph_externally_visible_p, varpool_externally_visible_p, function_and_variable_visibility): Revert accidental commit. 2010-10-18 Nicola Pero Merge from 'apple/trunk' branch on FSF servers. * c-parser.c (c_parser_typeof_specifier): Adapted to new parser the following Objective-C change: 2005-10-07 Fariborz Jahanian Radar 4204796 * c-parse.in (typespec_nonreserved_nonattr): Remove volatile from 'volatilized' type used in a typeof operator. 2010-10-18 Eric Botcazou * tree-flow.h (gimple_purge_all_dead_abnormal_call_edges): Declare. * tree-cfg.c (gimple_purge_dead_abnormal_call_edges): Move around and rewrite modelled on gimple_purge_dead_eh_edges. (gimple_purge_all_dead_abnormal_call_edges): New function. * tree-inline.c (expand_call_inline): Call gimple_purge_dead_eh_edges directly instead of through gimple_purge_dead_abnormal_call_edges. * tree-ssa-pre.c (need_ab_cleanup): New static variable. (eliminate): Set bit in need_ab_cleanup for the basic block if we have removed AB side-effects from one of its statements. (init_pre): Initialize need_ab_cleanup. (fini_pre): Purge dead abnormal call edges and clean up the CFG if bits are set in need_ab_cleanup. Free need_ab_cleanup afterward. 2010-10-18 Jakub Jelinek PR c/46015 * c-parser.c (c_parser_statement_after_labels): Call mark_exp_read on computed goto argument. 2010-10-18 Richard Guenther PR tree-optimization/45967 * tree-ssa-structalias.c (type_could_have_pointers): Remove. (could_have_pointers): Likewise. (handle_rhs_call, handle_const_call, handle_pure_call, find_func_aliases, intra_create_variable_infos): Remove calls to them. (struct fieldoff): Add must_have_pointers field. (type_must_have_pointers): New function. (field_must_have_pointers): Likewise. (push_fields_onto_fieldstack): Remove must_have_pointers_p argument. Adjust field merging. (create_function_info_for): May-have-pointers of varinfo is almost always true. (create_variable_info_for_1): Likewise. 2010-10-18 Tejas Belagod * config/arm/neon.md (neon_move_hi_quad_): Fix the order of operands to vec_concat. 2010-10-18 Richard Guenther PR lto/44950 * tree.c (free_lang_data_in_decl): As we clear TYPE_METHODS also clear references to entries of it. 2010-10-18 Andi Kleen PR other/43448 * gccbug.in: Remove. * Makefile.in (GCCBUG_INSTALL_NAME, gccbug): Remove (doc, distclean, install-common): Remove reference to gccbug. * configure: Regenerate. * configure.ac (all_outputs): Remove gccbug. * doc/configfiles.texi: Remove references to gccbug. * doc/sourcebuild.texi: Dito. 2010-10-18 Jakub Jelinek PR middle-end/46019 * fold-const.c (fold_binary_loc): If integer_pow2p has TREE_INT_CST_LOW zero, look at TREE_INT_CST_HIGH. 2010-10-18 Basile Starynkevitch Jeremie Salvucci * gengtype.c (verbosity_level): Add variable. (set_gc_used): Count variables for verbosity. (close_output_files): Backing up files, counting written ones verbosily. (write_types): Count emitted functions for verbosity. Added debug messages. (write_enum_defn): Count structures for verbosity. Added debug messages. (gengtype_long_options): Add "verbose" & "backupdir". (print_usage): Ditto. (main): Verbose display of parsed files. * gengtype.h (verbosity_level): Add declaration. 2010-10-18 Basile Starynkevitch * gengtype.c (parse_program_options): Add allocation of plugin_files, and correct test on nb_plugin_files. 2010-10-17 Nicola Pero Merge from 'apple/trunk' branch on FSF servers. 2006-03-27 Fariborz Jahanian Radar 4133425 * c-decl.c (undeclared_variable): Issue diagnostic on private 'ivar' access. 2010-10-17 Uros Bizjak PR target/46051 * config/i386/sse.md (vec_interleave_highv4df): Fix third RTX of generated sequence to match *avx_vperm2f128_nozero. (vec_interleave_lowv4df): Ditto. (vec_interleave_highv8sf): Ditto. (vec_interleave_lowv8sf): Ditto. 2010-10-17 Kai Tietz * libgcov.c (create_file_directory): Enable it for win32 case. (gcov_exit): De-couple GCOV_PREFIX and GCOV_PREFIX_STRIP. * doc/gcov.texi (GCOV_PREFIX): Adjusted. (GCOV_PREFIX_SKIP): Likewise. 2010-10-17 Nicola Pero * doc/objc.texi (GNU Objective-C runtime API): New section. (Modern GNU Objective-C runtime API): New section. (Traditional GNU Objective-C runtime API): New section. (Executing code before main): Mention that this section is specific to the GNU Objective-C runtime. (Garbage Collection): Same. 2010-10-17 Uros Bizjak * c-parser.c (c_parser_for_statement): Move initialization of cond and incr before if. 2010-10-17 Anatoly Sokolov * target.def (preferred_output_reload_class): New hook. * doc/tm.texi.in (TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Document. * doc/tm.texi: Regenerate. * targhooks.c (default_preferred_output_reload_class): New function. * targhooks.h (default_preferred_output_reload_class): Declare. * reload.c (find_dummy_reload): Change rclass argument type from enum reg_class to reg_class_t. Change this_alternative array type from enum reg_class to reg_class_t. Use TARGET_PREFERRED_OUTPUT_RELOAD_CLASS target hook. (push_reload): Change preferred_class variable type to reg_class_t. Use TARGET_PREFERRED_OUTPUT_RELOAD_CLASS target hook. * recog.c (reg_fits_class_p): Change result type to bool. Change cl argument type from enum reg_class to reg_class_t. Use HARD_REGISTER_NUM_P predicate. * recog.h (reg_fits_class_p): Update prototype. * config/i386/i386.h (PREFERRED_OUTPUT_RELOAD_CLASS): Remove. * config/i386/i386-protos.h (ix86_preferred_output_reload_class): Remove. * config/i386/i386.c (ix86_preferred_output_reload_class): Make static. Change regclass argument and result types from enum reg_class to reg_class_t. (TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define. 2010-10-17 Iain Sandoe * c-parser.c (c_parser_objc_class_instance_variables): Update to use visibility enum, and handle @package. 2010-10-17 Nicola Pero * doc/objc.texi (What you can and what you cannot do in +load): Document that sending messages to constant string objects in +load is not guaranteed to work. 2010-10-16 Jan Hubicka PR middle-end/44206 * ipa.c (cgraph_remove_unreachable_nodes): Cleanup; check existence of refrences before removing the function. 2010-10-16 Jan Hubicka * cgraph.c (dump_cgraph_node): Dump same_comdat_group, only_called_at_startup and only_called_at_exit. (cgraph_propagate_frequency): Compute only_called_at_startup and only_called_at_exit. * cgraph.h (struct cgraph_node): New fileds only_called_at_startup and only_called_at_exit. * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream the new flags. * predict.c (compute_function_frequency): Initialize the new flags. 2010-10-16 Eric Botcazou * gimplify.c (gimplify_type_sizes) : If the type is to be ignored for debug info purposes, do not clear the DECL_IGNORED_P flag on the bounds of its domain. * tree.h (DECL_IGNORED_P): Document effect on TYPE_DECL specifically. 2010-10-16 Anatoly Sokolov * config/avr/avr.h (PREFERRED_RELOAD_CLASS): Remove. * config/avr/avr-protos.h (preferred_reload_class): Remove. * config/avr/avr.c (preferred_reload_class): Remove. * config/pa/pa.h (PREFERRED_RELOAD_CLASS): Remove. * config/pa/pa.c (emit_move_sequence): Update comment * config/arc/arc.h (PREFERRED_RELOAD_CLASS): Remove. * config/crx/crx.h (PREFERRED_RELOAD_CLASS): Remove. * config/fr30/fr30.h (PREFERRED_RELOAD_CLASS): Remove. * config/frv/frv.h (PREFERRED_RELOAD_CLASS): Remove. * config/h8300/h8300.h (PREFERRED_RELOAD_CLASS): Remove. * config/lm32/lm32.h (PREFERRED_RELOAD_CLASS): Remove. * config/m32r/m32r.h (PREFERRED_RELOAD_CLASS): Remove. * config/moxie/moxie.h (PREFERRED_RELOAD_CLASS): Remove. * config/picochip/picochip.h (PREFERRED_RELOAD_CLASS): Remove. * config/rx/rx.h (PREFERRED_RELOAD_CLASS): Remove. * config/spu/spu.h (PREFERRED_RELOAD_CLASS): Remove. * config/v850/v850.h (PREFERRED_RELOAD_CLASS): Remove. * config/vax/vax.h (PREFERRED_RELOAD_CLASS): Remove. 2010-10-16 Joseph Myers * opts.c (set_fast_math_flags, set_unsafe_math_optimizations_flags): Make static. * toplev.h (set_fast_math_flags, set_unsafe_math_optimizations_flags): Remove prototypes. 2010-10-16 Joseph Myers * config/arm/arm.c (arm_option_optimization): Set flag_section_anchors to 1 not 2. * config/i386/i386.c (ix86_option_override_internal): Check global_options_set.x_flag_zee and global_options_set.x_flag_omit_frame_pointer. (ix86_option_optimization): Don't set flag_omit_frame_pointer and flag_zee to 2. * config/i386/sol2-10.h (SUBTARGET_OVERRIDE_OPTIONS): Check global_options_set.x_flag_omit_frame_pointer. * config/rs6000/rs6000.c (rs6000_option_init_struct): Set opts->x_flag_section_anchors to 1 not 2. * config/sh/sh.c (sh_option_optimization): Don't set flag_schedule_insns to 2. (sh_option_override): Check global_options_set.x_flag_schedule_insns. * opts.c (finish_options): Check opts_set->x_flag_section_anchors. 2010-10-16 Kai Tietz * configure.ac: Make sure inhibit_libc remains false for mingw targets as cross. * configure: Regenerated. 2010-10-15 Xinliang David Li * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths): New function. (use_pred_not_overlap_with_undef_path_pred): Outline phi arg pruning into a recursive function. 2010-10-15 Uros Bizjak * config/i386/i386.md (*movdfcc_1_rex64): Correct mode attribute. (*movdfcc_1): ditto. 2010-10-15 Joseph Myers * target.def (target_option.init_struct): New hook. * doc/tm.texi.in (TARGET_OPTION_INIT_STRUCT): New @hook. * doc/tm.texi: Regenerate. * hooks.c (hook_void_gcc_optionsp): New. * hooks.h (hook_void_gcc_optionsp): Declare. * langhooks-def.h (lhd_init_options_struct): Remove. (LANG_HOOKS_INIT_OPTIONS_STRUCT): Define to hook_void_gcc_optionsp. * langhooks.c (lhd_init_options_struct): Remove. * opts.c (init_options_struct): Also call targetm.target_option.init_struct. * config/i386/i386.c (ix86_option_init_struct, TARGET_OPTION_INIT_STRUCT): New. (ix86_option_optimization): Move some settings to ix86_option_init_struct. * config/pdp11/pdp11.c (pdp11_option_init_struct, TARGET_OPTION_INIT_STRUCT): New. (pdp11_option_optimization): Move some settings to pdp11_option_init_struct. * config/rs6000/rs6000.c (rs6000_option_optimization): Replace by rs6000_option_init_struct. Use options structure pointer. (TARGET_OPTION_OPTIMIZATION): Replace by TARGET_OPTION_INIT_STRUCT. * config/s390/s390.c (s390_option_init_struct, TARGET_OPTION_INIT_STRUCT): New. (s390_option_optimization): Don't set flag_asynchronous_unwind_tables here. * config/sh/sh.c (sh_option_init_struct, TARGET_OPTION_INIT_STRUCT): New. (sh_option_optimization): Don't set flag_finite_math_only here. * config/spu/spu.c (spu_option_optimization): Replace by spu_option_optimization. Use options structure pointer. (TARGET_OPTION_OPTIMIZATION): Replace by TARGET_OPTION_INIT_STRUCT. 2010-10-14 Michael Meissner * doc/md.texi (Standard Names): Add fma@var{m}4 documentation. * doc/rtl.texi (RTX_TERNARY): Document FMA is ternary. Add SIGN_EXTRACT and ZERO_EXTRACT which were missing. (Standard names): Document fma. * doc/cpp.texi (Common Predefined Macros): Document __FP_FAST_FMA, __FP_FAST_FMAF, __FP_FAST_FMAL. * builitns.c (expand_builtin_mathfn_ternary): New function for expanding ternary math functions, like fma. (expand_builtin): Call it for the fma builtins. * simplify-rtx.c (simplify_ternary_operation): Don't simplify FMA ops at present. * tree-vect-stmts.c (vectorizable_call): Allow 3 argument vectorizable functions to support vectorizing fma. * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function): Handle fma builtins. * config/rs6000/vsx.md (UNSPEC_VSX_MADD): Delete. (UNSPEC_VSX_MSUB): Ditto. (UNSPEC_VSX_NMADD): Ditto. (UNSPEC_VSX_NMSUB): Ditto. (vsx_fmadd4*): Rewrite to use FMA rtl in some cases instead of UNSPEC. Renumber combiner patterns. (vsx_fmsub4*): Ditto. (vsx_fnmadd4*): Ditto. (vsx_fnmsub4*): Ditto. * config/rs6000/altivec.md (UNSPEC_VNMSUBFP): Delete. (altivec_vmaddfp): Rewrite to use FMA rtl if no fused multiply/add. Rename combiner pattern, and add TARGET_FUSED_MADD test. (altivec_vmaddfp_1): Ditto. (altivec_vmaddfp_2): Ditto. (atlivec_mulv4sf3): Ditto. (altivec_vnmsubfp): Ditto. (altivec_vnmsubfp_1): Ditto. (altivec_vnmsubfp_2): Ditto. (altivec_vnmsubfp_3): Delete. * config/rs6000/rs6000.md (fmasf4): New insns for fma builtin support. (fmasf4_fpr): Ditto. (fmssf4_fpr): Ditto. (fnmasf4_fpr): Ditto. (fnmssf4_fpr): Ditto. (fmadf4): Ditto. (fmadf4_fpr): Ditto. (fmsdf4_fpr): Ditto. (fnmadf4_fpr): Ditto. (fnmsdf4_fpr): Ditto. * optabs.h (OTI_fma): Add fma optab. (fma_optab): Ditto. * genopinit.c (optabs): Set fma optab. * rtl.def (FMA): Add FMA rtl. * tree.h (mode_has_fma): New function to return if MODE supports a fast multiply and add instruction. * builtins.c (mode_has_fma): Ditto. 2010-10-15 Jan Hubicka * lto-streamer-out.c (write_symbol): Use pointer set of seen objects instead of bitmap. (produce_symtab): Likewise; output defined symbols first. 2010-10-15 Jie Zhang * doc/invoke.texi: Add -fstrict-volatile-bitfields to Option Summary and Index. 2010-10-15 Richard Guenther * tree.c (free_lang_data_in_decl): Clear DECL_INITIAL for automatic variables again. 2010-10-15 Joseph Myers * doc/extend.texi (Variable Length): Don't refer to VLAs not conforming to C99. 2010-10-15 Joseph Myers * config/rx/rx.c (rx_option_optimization): Change to rx_override_options_after_change. Don't change flag_lto_compression_level. Don't check for changes to whether FPU instructions can be used. Check and set only flag_finite_math_only, not other fast-math flags. (rx_option_override): Call rx_override_options_after_change. (TARGET_OPTION_OPTIMIZATION): Remove. (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define. 2010-10-15 Joseph Myers * config/rs6000/rs6000.c (rs6000_option_optimization): Don't disable section anchors for lang_hooks.name[4] != 'O'. 2010-10-15 Joseph Myers * config/frv/frv.c (frv_option_optimization, TARGET_OPTION_OPTIMIZATION): Remove. * config/frv/frv.h (RCSP_SOFTWARE_PIPELINING): Remove. 2010-10-15 Michael Matz * cgraphunit.c (clone_of_p): Define unconditionally. 2010-10-15 Richard Guenther PR lto/45957 * tree.c (free_lang_data_in_decl): Do not clear DECL_INITIAL of vars. 2010-10-15 Chung-Lin Tang * ifcvt.c (find_active_insn_before): New function. (find_active_insn_after): New function. (cond_exec_process_if_block): Use new functions to replace prev_active_insn() and next_active_insn(). 2010-10-14 Yao Qi PR target/45447 * config/arm/arm.c (arm_build_builtin_va_list): Assign va_list_name to TYPE_STUB_DECL (va_list_type). 2010-10-14 Jan Hubicka PR middle-end/45621 * cgraph.c (cgraph_update_edges_for_call_stmt_node): When new call is redirected to clone, be happy. * cgraph.h (cgraph node): Enable former_clone_of unconditinally. * cgraphunit.c (verify_cgraph_node, cgraph_materialize_clone): Handle former_clone_of unconditionally. 2010-10-14 Iain Sandoe Merge from FSF apple 'trunk' branch. 2006 Fariborz Jahanian Radars 4436866, 4505126, 4506903, 4517826 * c-parser.c (c_parser, objc_property_attr_context) New flag. (c_lex_one_token): Handle property attributes. (c_parser_external_declaration): Handle @property. (c_parser_declaration_or_fndef): Warn on invalid attributes before @alias, @class, @end and @property objc keywords. (c_parser_objc_methodprotolist): Handle @property. (c_parser_objc_property_attrlist): New. (c_parser_objc_at_property): New. * c-typeck.c (build_component_ref): Handle CLASS.property syntax. (build_modify_expr): Likewise. 2010-10-14 Jakub Jelinek PR tree-optimization/46008 * tree-if-conv.c (predicate_bbs): Try to canonicalize c2 if possible. 2010-10-14 Richard Guenther PR tree-optimization/44913 * tree-data-ref.c (disjoint_objects_p): Remove. (dr_may_alias_p): Simplify. Only hand the base object to the alias-oracle. * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle some more trees, bail out instead of asserting. (ptr_derefs_may_alias_p): Likewise. Export. (refs_may_alias_p_1): Handle STRING_CSTs. * tree-ssa-alias.h (ptr_derefs_may_alias_p): Declare. 2010-10-14 Joseph Myers PR c/45969 * c-typeck.c (build_binary_op): Don't try to compute a semantic type with excess precision for boolean operations. 2010-10-14 Jeremie Salvucci Basile Starynkevitch * gengtype.c: Include getopt.h and version.h. (lang_bitmap, struct outf, outf_p) (get_output_file_with_visibility, oprintf): Definitions moved to gengtype.h (output_files, header_file, srcdir, srcdir_len, this_file) (do_dump): No more static variables. (do_debug): New. (dbgprint_count_type_at): Added new function. (gengtype_long_options): New. (print_usage, print_version, parse_program_options): New. (main): Call parse_program_options, and removed old option handling code. Added some debug output. * gengtype.h: Updated copyright year. (lang_bitmap, struct outf, outf_p, header_file, oprintf) (get_output_file_with_visibility, srcdir, srcdir_len, do_dump): Moved from gengtype.c to here. (do_debug, read_state_filename, write_state_filename): New variables. (DBGPRINTF, DBGPRINT_COUNT_TYPE): New macros. * Makefile.in: (REVISION): Always defined. (version.o): Removed ifdef REVISION_c. (s-gtype): Pass arguments to build/gengtype program. (build/version.o): Added building rule. (build/gengtype$(build_exeext)): Added build/version.o. 2010-10-14 Iain Sandoe Partial merge of 'ObjC GC' from FSF apple 'trunk' branch. * config/darwin-c.c (darwin_cpp_builtins): Define __weak and __strong macros. 2010-10-14 Eric Botcazou * sched-deps.c (sched_insn_is_legitimate_for_speculation): Invoke may_trap_or_fault_p instead of may_trap_p predicate. * tree.c (substitute_in_expr): Propagate the TREE_THIS_NOTRAP flag. (substitute_placeholder_in_expr): Likewise. * tree-inline.c (remap_gimple_op_r): Propagate the TREE_THIS_NOTRAP flag on MEM_REF nodes. (copy_tree_body_r): Propagate the TREE_READONLY and TREE_THIS_NOTRAP flags on INDIRECT_REF nodes. 2010-10-14 Nathan Froyd * config.gcc (arm*-*-linux-*eabi) : Add bpabi.h from libgcc. (arm*-*-uclinux*eabi) : Likewise. (arm*-*-eabi*) : Likewise. (frv-*-elf) : Add frv-abi.h from libgcc. (frv-*-*linux*) : Likewise. * config/arm/bpabi.h: Delete DECLARE_LIBRARY_RENAMES stanzas and associated helper macros. * config/frv/frv-abi.h: Delete. 2010-10-14 Richard Guenther PR lto/44561 * tree.def (NULLPTR_TYPE): New tree code. * dbxout.c (dbxout_type): Handle NULLPTR_TYPE. * dwarf2out.c (is_base_type): Likewise. (gen_type_die_with_usage): Likewise. * sdbout.c (plain_type_1): Likewise. * tree.c (build_int_cst_wide): Likewise. * gimple.c (gimple_types_compatible_p_1): NULLPTR_TYPE types are equal. 2010-10-14 Joseph Myers * params.c (params_finished): New. (add_params): Assert !params_finished. (finish_params): New. (set_param_value_internal): Take params and params_set parameters. Assert params_finished. (set_param_value, maybe_set_param_value): Take params and params_set parameters. Update calls to set_param_value_internal. (set_default_param_value): Assert !params_finished. Don't use set_param_value_internal. (default_param_value, init_param_values): New. * params.h (struct param_info): Change value to default_value. Remove set. (set_param_value, maybe_set_param_value): Add params and params_set parameters. (PARAM_VALUE): Get parameters from global_options. (PARAM_SET_P): Remove. (finish_params, default_param_value, init_param_values): New. * common.opt (param_values): New Variable. * config/arm/arm.c (arm_option_override): Pass extra arguments to maybe_set_param_value. * config/i386/i386.c (ix86_option_override_internal): Pass extra arguments to maybe_set_param_value. * config/picochip/picochip.c (picochip_option_override): Pass extra arguments to maybe_set_param_value. * config/rs6000/rs6000.c (rs6000_option_override_internal): Pass extra arguments to maybe_set_param_value. * config/s390/s390.c (s390_option_override): Use maybe_set_param_value instead of set_param_value. Pass extra arguments to maybe_set_param_value. * config/sparc/sparc.c (sparc_option_override): Pass extra arguments to maybe_set_param_value. * config/spu/spu.c (spu_option_override): Pass extra arguments to maybe_set_param_value. * opts.c (handle_param): Take opts and opts_set parameters. Update call to set_param_value. (initial_min_crossjump_insns, initial_max_fields_for_field_sensitive, initial_loop_invariant_max_bbs_in_loop): Remove. (init_options_once): Don't set them. (init_options_struct): Initialize parameters structures. (default_options_optimization): Use default_param_value when restoring defaults. Update calls to maybe_set_param_value. (finish_options): Update calls to maybe_set_param_value. (common_handle_option): Update calls to handle_param and set_param_value. * toplev.c (DEFPARAM): Update definition for changes to param_info. (general_init): Call finish_params. 2010-10-14 Nick Clifton * config/mn10300/mn10300.h (CONSTANT_ALIGNMENT): Define. (DATA_ALIGNMENT, LOCAL_ALIGNMENT): Define. (FIRST_PSEUDO_REGISTER): Increase by one. (FIXED_REGISTERS, CALL_USED_REGISTERS): Update with CC_REG. (HARD_REGNO_MODE_OK): Call mn10300_hard_regno_mode_ok. (MODES_TIEABLE): Call mn10300_modes_tieable. (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS): Add CC_REGS. (LEGITIMATE_CONSTANT_P): Call mn10300_legitimate_constant_p. (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY, NOTICE_UPDATE_CC) (SELECT_CC_MODE, REVERSIBLE_CC_MODE): Delete. (REGISTER_NAMES, ADDITIONAL_REGISTER_NAMES): Add CC register. (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete. (mn10300_cc_status_mdep): Delete. (CC_STATUS_MDEP, CC_STATUS_MDEP_INIT): Delete. * config/mn10300/mn10300 (mn10300_option_override): Stop disabling the combine-stack-adjust pass. (print_operand): Use the mode of the comparison operation to select the comparison suffix. (notice_update_cc): Delete. (mn10300_secondary_reload_class): Remove test for stack pointer based arithmetic. (output_tst): Rename to mn10300_output_cmp. (impossible_plus_operand): Move into predicates.md. (mn10300_legitimize_address): Make static. (mn10300_legitimate_address_p): Make static. Only allow SI sized constant pic operands. (mn10300_legitimate_constant_p): New function. (mn10300_case_values_threshold): Make static. (mn10300_hard_regno_mode_ok): New function. (mn10300_modes_tieable): New function. (mn10300_select_cc_mode): New function. * config/mn10300/predicates.md (impossible_plus_operand): Define. * config/mn10300/mn10300-protos.h: Tidy. (mn10300_legitimate_constant_p, mn10300_modes_tieable) (mn10300_hard_regno_mode_ok, mn10300_select_cc_mode): Prototype. * config/mn10300/mn10300.md (cc attribute): Delete. Replace with clobbers or sets of CC_REG. (CC_REG): Define. (mov*): Remove use of CLR instruction. (cbranch_si4_): New pattern/split. (integer_conditional_branch): New pattern. (cbranch_sf4_): New pattern/split. (float_conditional_branch): New pattern. (casesi): Use addsi3 pattern instead of movsi pattern to add and move a value at the same time. (cc0 peepholes): Remove. 2010-10-14 Andrey Belevantsev * sel-sched-ir.c (init_global_and_expr_for_insn): Set CANT_MOVE on RTX_FRAME_RELATED_P insns and the insn to which NOTE_INSN_EPILOGUE_BEG is attached. * sched-vis.c (print_value): Allow NULL value. 2010-10-14 Andrey Belevantsev PR rtl-optimization/45570 * sel-sched-ir.c (cfg_preds_1): When walking out of the region, assert that we are pipelining outer loops. Allow returning zero predecessors. 2010-10-14 Andrey Belevantsev * sel-sched-ir.c (maybe_tidy_empty_bb): Simplify comment. (tidy_control_flow): Tidy vertical space. (sel_remove_bb): New variable idx. Use it to remember the basic block index before deleting the block. (sel_remove_empty_bb): Remove dead code, simplify and insert to ... (sel_merge_blocks): ... here. * sel-sched-ir.h (sel_remove_empty_bb): Remove prototype. 2010-10-14 Jakub Jelinek * cse.c (is_dead_reg): Change into inline function that is not called through for_each_rtx. (set_live_p): Adjust caller. (insn_live_p): Don't reset DEBUG_INSNs here. (struct dead_debug_insn_data): New data. (count_stores, is_dead_debug_insn, replace_dead_reg): New functions. (delete_trivially_dead_insns): If there is just one setter for the dead reg that is referenced by some DEBUG_INSNs, create a DEBUG_EXPR and add DEBUG_INSN for it right before the removed setter and use the DEBUG_EXPR instead of the dead pseudo. 2010-10-14 Zdenek Dvorak * et-forest.c (et_nca): Return NULL immediately when the dominance forest has disjoint components. 2010-10-13 Vladimir Makarov * ira.c (setup_class_hard_regs): Fix typo in indexing ira_non_ordered_class_hard_regs and ira_class_hard_reg_index. 2010-10-14 Tijs Wiebe Lefering * graph.c (inbb): New variable. (start_bb): Set inbb to 1 if output is inside of a building block. (end_bb): Check if output is inside of a building block. 2010-10-13 Eric Botcazou PR rtl-optimization/45912 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Test the regno of registers instead of their index to compute the alignment. 2010-10-13 H.J. Lu * config/i386/i386.c (ix86_build_const_vector): Check vector mode instead of scalar mode. (ix86_build_signbit_mask): Likewise. (ix86_expand_fp_absneg_operator): Updated. (ix86_expand_copysign): Likewise. (ix86_expand_int_vcond): Likewise. (ix86_emit_swdivsf): Likewise. (ix86_sse_copysign_to_positive): Likewise. (ix86_expand_sse_fabs): Likewise. * config/i386/i386.md (fixuns_truncsi2): Likewise. * config/i386/sse.md (copysign3): Likewise. (sse2_cvtudq2ps): Likewise. (vec_unpacku_float_hi_v4si): Likewise. (vec_unpacku_float_lo_v4si): Likewise. * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_CPYSGNPS256 and IX86_BUILTIN_CPYSGNPD256. (bdesc_args): Likewise. (ix86_builtin_vectorized_function): Support IX86_BUILTIN_CPYSGNPS256, IX86_BUILTIN_CPYSGNPD256, IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS_NR256, and IX86_BUILTIN_CVTPS2DQ256. (ix86_builtin_reciprocal): Support IX86_BUILTIN_SQRTPS_NR256. * config/i386/sse.md (STORENT_MODE): New. (VEC_FLOAT_MODE): Likewise. (VEC_EXTRACT_MODE): Likewise. (*avx_cvtdq2pd256_2): Likewise. (vec_pack_trunc_v4df): Likewise. (vec_interleave_highv8sf): Likewise. (vec_interleave_lowv8sf): Likewise. (storent): Macroized. (2: absneg): Likewise. (copysign3): Likewise. (vec_extract): Likewise. PR target/44180 * config/i386/i386.c (expand_vec_perm_even_odd_1): Rewritten for V8SFmode. 2010-10-13 Richard Guenther H.J. Lu * config/i386/sse.md (reduc_splus_v8sf): Add. (reduc_splus_v4df): Likewise. (vec_unpacks_hi_v8sf): Likewise. (vec_unpacks_lo_v8sf): Likewise. (*avx_cvtps2pd256_2): Likewise. (vec_unpacks_float_hi_v8si): Likewise. (vec_unpacks_float_lo_v8si): Likewise. (vec_interleave_highv4df): Likewise. (vec_interleave_lowv4df): Likewise. 2010-10-13 Richard Guenther PR objc/45878 * gimple-fold.c (gimple_fold_obj_type_ref): Leave OBJ_TYPE_REFs alone if there are no virtual methods. 2010-10-13 Richard Henderson * expr.c (build_personality_function): Take parameter LANG instead of parameter NAME. Build the name based on the lang prefix and the unwind method in use. * tree.c (lhd_gcc_personality): Update call to build_personality_function. 2010-10-13 Richard Guenther PR objc/45878 * tree-ssa-ccpc (ccp_fold_stmt): Use gimple_fold_obj_type_ref. 2010-10-13 Eric Botcazou * cse.c (cse_insn): Fix thinko in the canonicalization of USE insns. Canonicalize input operands of ASM_OPERANDS insns. 2010-10-13 Richard Guenther PR tree-optimization/45788 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Delay EH update until fixup-cfg. 2010-10-13 Julian Brown * config/arm/arm.h (REG_CLASS_CONTENTS): Remove soft frame pointer from CORE_REGS and GENERAL_REGS classes. * config/arm/arm.md (*thumb1_movsi_insn): Ignore all parts of final constraint for register preferencing. 2010-10-13 Richard Guenther PR tree-optimization/45970 * tree-ssa-alias.h (stmt_kills_ref_p): Declare. * tree-ssa-alias.c (stmt_kills_ref_p_1): New function. (stmt_kills_ref_p): Likewise. * tree-ssa-dse.c (dse_optimize_stmt): Use it. 2010-10-13 Richard Guenther PR tree-optimization/45982 * tree-ssa-structalias.c (make_constraints_to): New function. (make_constraint_to): Implement in terms of make_constraints_to. (find_func_aliases): Properly make return values of pure/const functions escape if they assign to sth that is not a pointer. 2010-10-13 Richard Guenther PR middle-end/45874 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Fixup the CFG when EH was fixed up. 2010-10-13 Ira Rosen * tree-vect-slp.c (vect_get_constant_vectors): Fix comment. Use operand's type for POINTER_PLUS_EXPR. 2010-10-13 Alexandre Oliva * c-parser.c (c_parser_for_statement): Initialize incr. 2010-10-12 Xinliang David Li PR tree-optimization/45972 * tree-ssa-uninit.c (compute_uninit_opnds_pos): Skip phis with too many arguments. 2010-10-12 Jakub Jelinek PR fortran/45636 * tree-ssa-forwprop.c: Include expr.h. (constant_pointer_difference, simplify_builtin_call): New functions. (tree_ssa_forward_propagate_single_use_vars): Call simplify_builtin_call on builtin calls. 2010-10-12 Eric Botcazou * config/sparc/sparc.md (*adddi3_insn_sp32): Rename. (*adddi3_extend_sp32): Likewise. (*subdi3_insn_sp32): Likewise. (*subdi3_extend_sp32): Likewise. (*negdi2_sp32): Use negative test for consistency. 2010-10-12 Nathan Froyd * libgcc2.h: Use __SIZEOF_DOUBLE__ instead of LIBGCC2_DOUBLE_TYPE_SIZE. (LIBGCC2_DOUBLE_TYPE_SIZE): Delete. * config/fixed-bit.h: Likewise. * config/rx/rx.h (LIBGCC2_DOUBLE_TYPE_SIZE): Delete. * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Delete. * system.h (LIBGCC2_DOUBLE_TYPE_SIZE): Poison. * doc/tm.texi.in (LIBGCC2_HAS_DF_MODE): Use DOUBLE_TYPE_SIZE. (DF_SIZE): Likewise. * doc/tm.texi: Regenerate. 2010-10-12 Nathan Froyd * config/rs6000/predicates.md (scc_rev_comparison_operator): New. * config/rs6000/rs6000.md (*isel_reversed_signed_): New. (*isel_reversed_unsigned_): New. * config/rs6000/rs6000.c (output_isel): Accept GE/GEU/LE/LEU/NE as valid comparisons and adjust operands and output appropriately. (rs6000_rtx_costs) : Accept NE as a cost-0 outer_code. 2010-10-12 Chung-Lin Tang * config/arm/arm.h (ARM_EXPAND_ALIGNMENT): Rename from DATA_ALIGNMENT and add COND parameter. Update comments above. (DATA_ALIGNMENT): Use ARM_EXPAND_ALIGNMENT, with !optimize_size. (LOCAL_ALIGNMENT): Use ARM_EXPAND_ALIGNMENT, with !flag_conserve_stack. 2010-10-12 H.J. Lu PR bootstrap/45958 * exec-tool.in: Support '-plugin' as the second option to the linker. 2010-10-12 Richard Henderson PR middle-end/45962 * cfgexpand.c (add_stack_var): Ensure every variable has 1 byte. (expand_stack_vars): Assert large base allocated when used. 2010-10-12 Richard Guenther * tree-ssa-structalias.c (get_constraint_for_1): Constants only point to nonlocal, not anything. 2010-10-11 Hariharan Sandanagobalane * config/picochip/picochip.c (TARGET_EXCEPT_UNWIND_INFO): Use sjlj unwind info for exceptions. 2010-10-12 Rainer Orth PR testsuite/45851 * doc/sourcebuild.texi (LTO Testing, dg-extra-ld-options): Document optional target selector. 2010-10-12 Joseph Myers * flag-types.h: New. * Makefile.in (TH_H): Include $(OPTIONS_H) instead of $(FLAGS_H). (FLAGS_H): Include flag-types.h. Include $(OPTIONS_H) instead of options.h. (OPTIONS_H): Define. (c-family/c-opts.o, lto-opts.o, opts.o): Use $(OPTIONS_H) instead of options.h. * configure.ac (tm_include_list): Include options.h not flags.h. * configure: Regenerate. * flags.h: Include flag-types.h. Include options.h at top of file again. (enum debug_info_type, enum debug_info_level, enum debug_info_usage, enum symbol_visibility, struct visibility_flags, enum ira_algorithm, enum ira_region, enum excess_precision, enum graph_dump_types, enum stack_check_type, enum warn_strict_overflow_code): Move to flag-types.h * opth-gen.awk: Include flag-types.h in options.h. 2010-10-12 Jakub Jelinek * expr.c (store_expr): Share code for STRING_CST and MEM_REF of &STRING_CST cases. Don't require BLKmode, instead check if target is a MEM. * rtl.h: Include hashtab.h. (iterative_hash_rtx): New prototype. * rtl.c (iterative_hash_rtx): New function. * dwarf2out.c (dw_loc_list_node): Add hash and emitted fields. (output_loc_list): Return immediately if emitted is set, set it. (hash_loc_operands, hash_locs, hash_loc_list, compare_loc_operands, compare_locs, loc_list_hash, loc_list_eq, optimize_location_lists_1, optimize_location_lists): New function. (dwarf2out_finish): Call optimize_location_lists. * Makefile.in (RTL_BASE_H): Depend on $(HASHTAB_H). 2010-10-12 Ralf Wildenhues PR testsuite/45974 Revert: * Makefile.in ($(lang_checks_parallel)) ($(lang_checks_parallelized)): Use single quotes for $(RUNTESTFLAGS), to allow passing quoted content. 2010-10-11 John David Anglin * config/pa/linux-atomic.c (__sync_val_compare_and_swap_4): Return actual_oldval. Use __builtin_expect. (SUBWORD_VAL_CAS): Likewise. 2010-10-11 Nathan Froyd * recog.c (nonmemory_operand): Call immediate_operand for CONSTANT_P operands. 2010-10-11 Uros Bizjak * config/i386/i386.md (movmem): Macroize expander from movmem{si,di} using SWI48 mode iterator. (*strmovsi_1): Macroize insn pattern from *strmovsi_1 and *strmovsi_rex_1 using P mode iterator. (*strmovhi_1): Ditto from *strmovhi_1 and *strmovhi_rex_1. (*strmovqi_1): Ditto from *strmovqi_1 and *strmovqi_rex_1. (*rep_movsi): Ditto from *rep_movsi and *rep_movsi_rex64. (*rep_movqi): Ditto from *rep_movqi and *rep_movqi_rex64. (setmem): Macroize expander from setmem{si,di} using SWI48 mode iterator. (*strsetsi_1): Macroize insn pattern from *strsetsi_1 and *strsetsi_rex_1 using P mode iterator. (*strsethi_1): Ditto from *strsethi_1 and *strsethi_rex_1. (*strsetqi_1): Ditto from *strsetqi_1 and *strsetqi_rex_1. (*rep_stossi): Ditto from *rep_stossi and *rep_stossi_rex64. (*rep_stosqi): Ditto from *rep_stosqi and *rep_stosqi_rex64. (*cmpstrnqi_nz_1): Ditto from *cmpstrnqi_nz_1 and *cmpstrnqi_nz_rex_1. (*cmpstrnqi_1): Ditto from *cmpstrnqi_1 and *cmpstrnqi_rex_1. (strlen): Macroize expander from strlen{si,di} using SWI48x mode iterator. (*strlenqi_1): Macroize insn pattern from *strlenqi_1 and *strlenqi_rex_1 using P mode iterator. 2010-10-11 Bernd Schmidt PR bootstrap/45445 * ira-lives.c (mark_pseudo_reg_live, mark_pseudo_reg_dead): New static functions. (mark_ref_live, mark_ref_dead): Use them. (make_pseudo_conflict): New arg ORIG_DREG. All callers changed. Save the original reg, and use the new functions. (check_and_make_def_use_conflict): New arg ORIG_DREG. All callers changed. (check_and_make_def_conflict): Save the original reg. 2010-10-11 Martin Jambor PR middle-end/45699 * gimple-fold.c (gimple_fold_obj_type_ref_known_binfo): Choose among thunks. 2010-10-11 Ralf Wildenhues * Makefile.in ($(lang_checks_parallel)) ($(lang_checks_parallelized)): Use single quotes for $(RUNTESTFLAGS), to allow passing quoted content. PR bootstrap/35855 * opt-functions.awk (BEGIN): New section. (lower, upper, digit, alnum): New variables. (static_var, opt_sanitized_name): Use alnum instead of character classes, for non-C locale. * optc-gen.awk: Likewise. * opth-gen.awk: Likewise. 2010-10-11 Anatoly Sokolov * target.def (preferred_reload_class): New hook. * doc/tm.texi.in (TARGET_PREFERRED_RELOAD_CLASS): Document. * doc/tm.texi: Regenerate. * targhooks.c (default_preferred_reload_class): New function. * targhooks.h (default_preferred_reload_class): Declare. * reload.c (find_dummy_reload): Change preferred_class variable type from enum reg_class to reg_class_t. Use TARGET_PREFERRED_RELOAD_CLASS target hook. (find_reloads): Change goal_alternative array type from int to reg_class_t. Use TARGET_PREFERRED_RELOAD_CLASS target hook. (push_reload, find_reloads_address_part): Use TARGET_PREFERRED_RELOAD_CLASS target hook. * reload1.c (emit_input_reload_insns): Ditto. * ira-costs.c (copy_cost): Use TARGET_PREFERRED_RELOAD_CLASS target hook. Change rclass argument and secondary_class variable types from 'enum reg_class' to reg_class_t. * config/i386/i386.h (PREFERRED_RELOAD_CLASS): Remove. * config/i386/i386-protos (ix86_preferred_reload_class): Remove. * config/i386/i386.c (ix86_preferred_reload_class): Make static. Change regclass argument and result types from enum reg_class to reg_class_t. (TARGET_PREFERRED_RELOAD_CLASS): Define. 2010-10-11 Eric Botcazou * simplify-rtx.c (simplify_unary_operation_1): Use unsigned arithmetics in masking operations. (simplify_const_unary_operation): Likewise. (simplify_binary_operation_1): Likewise. (simplify_const_binary_operation): Likewise. (simplify_const_relational_operation): Likewise. (simplify_ternary_operation): Likewise. (simplify_immed_subreg): Likewise. 2010-10-11 John David Anglin PR middle-end/45862 * doc/tm.texi.in (SUPPORTS_WEAK): Update. (TARGET_SUPPORTS_WEAK): New. * doc/tm.texi: Regenerate. * defaults.h (SUPPORTS_WEAK): Update comment. (TARGET_SUPPORTS_WEAK): New. * dwarf2asm.c (USE_LINKONCE_INDIRECT): Update define. * varasm.c (assemble_external): Use TARGET_SUPPORTS_WEAK instead of SUPPORTS_WEAK. (merge_weak, declare_weak, do_assemble_alias, supports_one_only, make_decl_one_only): Likewise. * config/pa/som.h (SUPPORTS_WEAK): Rename defines to TARGET_SUPPORTS_WEAK. (SUPPORTS_ONE_ONLY, MAKE_DECL_ONE_ONLY): Use TARGET_SUPPORTS_WEAK instead of SUPPORTS_WEAK. 2010-10-11 Rainer Orth * config/sparc/gmon-sol2.c: Don't include coretypes.h, tm.h. 2010-10-11 Nathan Froyd * vec.h (VEC_qsort): Define. * dbxout.c (output_used_types): Use it. * df-scan.c (df_sort_and_compress_refs): Likewise. (df_sort_and_compress_mws): Likewise. * genautomata.c (uniq_sort_alt_states): Likewise. (evaluate_equiv_classes): Likewise. (output_trans_table): Likewise. (output_state): Likewise. * gimplify.c (compare_case_labels): Likewise. * graphite-sese-to-poly.c (graphite_sort_dominated_info): Likewise. * ipa.c (build_cdtor_fns): Likewise. * lto.c (lto_wpa_write_files): Likewise. * sel-sched.c (fill_vec_av_set): Likewise. * tree-predcom.c (determine_roots_comp): Likewise. * tree-sra.c (sort_and_spliace_var_accesses): Likewise. (splice_param_accesses): Likewise. * tree-ssa-live.c (dump_enumerated_decls): Likewise. * tree-ssa-reassoc.c (undistribute_ops_list): Likewise. (reassociate_bb): Likewise. * tree-ssa-sccvn.c (sort_scc): Likewise. * tree-ssa-structalias.c (sort_fieldstack): Likewise. 2010-10-11 Ian Lance Taylor * tree.h (TREE_THIS_NOTRAP): Use TREE_CHECK5. * emit-rtl.c (set_mem_attributes_minus_bitpos): Only check TREE_THIS_NOTRAP when appropriate. (get_spill_slot_decl): Don't set TREE_THIS_NOTRAP on the new VAR_DECL. * gimplify.c (gimplify_expr): Copy NOTRAP from INDIRECT_REF to newly created MEM_REF. 2010-10-11 Hariharan Sandanagobalane Nathan Froyds patch to hooks FUNCTION_ARG etc. * config/picochip/picochip-protos.h (picochip_function_arg): Delete. (picochip_incoming_function_arg): Delete. (picochip_arg_advance): Delete. * config/picochip/picochip.h (FUNCTION_ARG): Delete. (FUNCTION_INCOMING_ARG): Delete. (FUNCTION_ARG_ADVANCE): Delete. * config/picochip/picochip.c (picochip_function_arg): Take a const_tree and a bool. (picochip_incoming_function_arg): Likewise. (picochip_arg_advance): Likewise. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_INCOMING_ARG): Define. (TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-10-11 John David Anglin PR middle-end/45955 * ipa.c (build_cdtor): Delete endless loop. 2010-10-07 Andi Kleen * Makefile.in (MOSTLYCLEANFILES): Remove cc1*dummy, add checksum-options. (checksum-options): Add. (cc1-dummy): Remove. (cc1-checksum): Change to run checksum over object files and options only. * dummy-checksum.c: Remove. * genchecksum.c: Update copyright. (usage): Allow multiple arguments. (BLOCKSIZE): Add. (dosum): Change for incremental checksum. Remove C output. (main): Iterate over all argument files. Add C output. 2010-10-11 Joseph Myers * params.c (set_param_value_internal): New. (set_param_value): Use set_param_value_internal. (maybe_set_param_value, set_default_param_value): New. * params.h (PARAM_VALUE, PARAM_SET_P): Make into rvalues. (maybe_set_param_value, set_default_param_value): Declare. * config/arm/arm.c (arm_option_override): Use maybe_set_param_value. * config/i386/i386.c (ix86_option_override_internal): Use maybe_set_param_value. * config/ia64/ia64.c (ia64_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): New. (ia64_option_optimization): Move some code to ia64_option_default_params. * config/picochip/picochip.c (picochip_option_override): Use maybe_set_param_value. * config/rs6000/rs6000.c (rs6000_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): New. (rs6000_option_override_internal): Use maybe_set_param_value. (rs6000_option_optimization): Move some code to rs6000_option_default_params. * config/s390/s390.c (s390_option_override): Use maybe_set_param_value. * config/sh/sh.c (sh_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): New. (sh_option_optimization): Move some code to sh_option_default_params. * config/sparc/sparc.c (sparc_option_override): Use maybe_set_param_value. * config/spu/spu.c (spu_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): New. (spu_option_optimization): Move some code to spu_option_default_params. (spu_option_override): Use maybe_set_param_value. * doc/tm.texi.in (TARGET_OPTION_DEFAULT_PARAMS): New @hook. * doc/tm.texi: Regenerate. * ggc-common.c (init_ggc_heuristics): Use set_default_param_value. * opts.c (init_options_once): Use PARAM_VALUE not direct access to compiler_params. (default_options_optimization): Use maybe_set_param_value. (finish_options): Use maybe_set_param_value. * target.def (target_option.default_params): New hook. * toplev.c (general_init): Call targetm.target_option.default_params. 2010-10-11 Ira Rosen PR tree-optimization/45902 * tree-vect-slp.c (vect_get_constant_vectors): Use statement's vector type for constants, unless it's a pointer. 2010-10-11 Andreas Krebbel * config/s390/s390.md (*movcc): lgoc -> locg and stgoc -> stocg. 2010-10-11 Jakub Jelinek PR target/45870 * config/i386/i386.c (ix86_delegitimize_tls_address): New function. (ix86_delegitimize_address): Use it. 2010-10-10 Eric Botcazou * opt-functions.awk (opt_sanitized_name): Remove gdwarf+ handling. 2010-10-10 Uros Bizjak * config/alpha/alpha.c (alpha_setup_incoming_varargs): Pass pointer to cum struct in the call to function_arg_advance. (alpha_function_arg_advance): Mark named as unused. 2010-10-10 Richard Sandiford * config/mips/mips.c (mips_handle_option): Make "value" with ATTRIBUTE_UNUSED. 2010-10-09 Richard Henderson PR rtl-opt/33721 * explow.c (allocate_dynamic_stack_space): Add REQUIRED_ALIGN parm, remove TARGET parm, convert KNOWN_ALIGN parm to SIZE_ALIGN. Honor required_align, tidy the code a bit. Emit split_stack code in the right place. Mark the return value with the alignment properly. * expr.h (allocate_dynamic_stack_space): Update decl. * builtins.c (expand_builtin_apply): Update call to allocate_dynamic_stack_space. (expand_builtin_alloca): Likewise. Remove TARGET parameter. * calls.c (initialize_argument_information): Update call to allocate_dynamic_stack_space. (expand_call): Likewise. * cfgexpand.c (get_decl_align_unit): Don't limit alignment. Don't update_stack_alignment here. (alloc_stack_frame_space): Make ALIGN unsigned. (stack_var_cmp): Sort by alignment too. (partition_stack_vars): Don't merge large and small alignment vars. (expand_one_stack_var_at): Add BASE and BASE_ALIGN parameters. Take care when BASE is not virtual_stack_vars_rtx. (expand_stack_vars): Allocate dynamic stack space for large alignment variables. (expand_one_stack_var): Update all to expand_one_stack_var_at. (defer_stack_allocation): True for large alignment vars. (update_stack_alignment): Merge into ... (expand_one_var): ... here. (gimple_expand_cfg): Place code from expand_stack_vars. 2010-10-09 Nathan Froyd * config/pdp11/pdp11.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. * config/pdp11/pdp11.c (pdp11_function_arg): New function. (pdp11_function_arg_advance): New function. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-10-09 Nathan Froyd * libgcc2.h: Use __SIZEOF_LONG_LONG__ instead of LONG_LONG_TYPE_SIZE. * libgcc2.c: Likewise. 2010-10-09 Richard Guenther PR lto/45956 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Properly check if a decl is an automatic var. 2010-10-09 Richard Guenther PR lto/45947 * tree.c (free_lang_data_in_cgraph): Properly walk the varpool. 2010-10-09 Nathan Froyd * config/mmix/mmix-protos.h (mmix_function_arg): Delete. * config/mmix/mmix.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. * config/mmix/mmix.c (mmix_function_arg): Rename to... (mmix_function_arg_1): ...this. Make static. Take a const_tree and bool arguments. (mmix_function_arg): New function. (mmix_function_incoming_arg): New function. (mmix_function_arg_advance): New function. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_INCOMING_ARG): Define. (TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-10-09 Nathan Froyd * config/vax/vax.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. * config/vax/vax.c (vax_function_arg): New function. (vax_function_arg_advance): New function. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-10-09 Nathan Froyd * config/pa/pa-protos.h (function_arg): Delete. * config/pa/pa.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. * config/pa/pa.c (function_arg): Rename to... (pa_function_arg): ...this. Make static. Take a const_tree and a bool. (pa_function_arg_advance): New function. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-10-09 Nathan Froyd * config/m68k/m68k.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. * config/m68k/m68k.c (m68k_function_arg): New function. (m68k_function_arg_advance): New function. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-10-09 Nathan Froyd * config/avr/avr-protos.h (function_arg): Delete. (function_arg_advance): Delete. * config/avr/avr.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. * config/avr/avr.c (function_arg): Rename to... (avr_function_arg): ...this. Make static. Take a const_tree and a bool. (function_arg_advance): Rename to... (avr_function_arg_advance): ...this. Make static. Take a const_tree and a bool. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-10-09 Nathan Froyd * config/alpha/alpha-protos.h (function_arg): Delete. * config/alpha/alpha.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. * config/alpha/vms.h (FUNCTION_ARG_ADVANCE): Delete. * config/alpha/alpha.c (function_arg): Rename to... (alpha_function_arg): ...this. Make static. Take a const_tree and a bool. Delete TARGET_ABI_UNICOSMK code. (alpha_function_arg_advance): New function. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-10-09 Nathan Froyd * config/mep/mep-protos.h (mep_function_arg): Delete. (mep_function_arg_advance): Delete. * config/mep/mep.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. * config/mep/mep.c (mep_function_arg): Make static. Take a const_tree and a bool. (mep_function_arg_advance): Likewise. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-10-09 Richard Guenther PR tree-optimization/45945 * tree-ssa.c (execute_update_addresses_taken): Fixup LHS scanning. 2010-10-09 Eric Botcazou PR tree-optimization/45612 * ipa-split.c (test_nonssa_use): Remove bogus ATTRIBUTE_UNUSED. Test LABEL_DECLs as well. Fix formatting issues. (verify_non_ssa_vars): Return false for a GIMPLE_LABEL statement whose label is present in NON_SSA_VARS. (mark_nonssa_use): Remove bogus ATTRIBUTE_UNUSED. Handle LABEL_DECLs as well. Fix formatting issues. (visit_bb): Fix typos and formatting issue. 2010-10-09 Nathan Froyd PR tree-optimization/45950 * tree-ssa-sccvn.c (init_vn_nary_op_from_pieces): Consult length before initializing vno->op. 2010-10-09 Ralf Corsépius * config.gcc (bfin*-rtems*): Add newlib-stdint.h. * config.gcc (lm32*-rtems*): Add newlib-stdint.h. 2010-10-08 H.J. Lu PR target/45913 * config/i386/i386.c (ix86_binary_operator_ok): Support "andhi/andsi/anddi" as a zero-extending move. 2010-10-08 Nathan Froyd * builtins.c (fold_call_stmt): Don't copy gimple call arguments into a temporary array. 2010-10-08 Jakub Jelinek PR tree-optimization/45903 * simplify-rtx.c (simplify_subreg): Optimize lowpart SUBREG of {A,L}SHIFTRT of MEM. 2010-10-08 Richard Guenther * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers): Re-construct BLOCK_VARS. (lto_input_ts_block_tree_pointers): Do not stream BLOCK_VARS. * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise. * tree.c (free_lang_data_in_block): Remove. (free_lang_data_in_decl): Do not touch DECL_CONTEXT of non-PARM_DECLs. Do not touch the BLOCK tree. * expr.c (expand_expr_real_1): Allow externals. 2010-10-08 Richard Guenther * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Do not output BLOCK_SUBBLOCKS. * lto-streamer-in.c (lto_input_ts_block_tree_pointers): Reserve exact space needed for BLOCK_NONLOCALIZED_VARS. Re-construct BLOCK_SUBBLOCKS of parent block. (lto_input_ts_binfo_tree_pointers): Reserve exact space needed for BINFO_BASE_ACCESSES. 2010-10-08 Joseph Myers * Makefile.in (TM_H): Include $(FLAGS_H) instead of options.h. (TREE_H): Include $(FLAGS_H) instead of options.h. (opts-common.o): Depend on $(FLAGS_H) instead of options.h. * c-objc-common.h (LANG_HOOKS_INIT_OPTIONS_STRUCT): Define. * common.opt (flag_complex_method, flag_evaluation_order, flag_ira_algorithm, flag_ira_region, flag_warn_unused_result): New Variable declarations. * configure.ac (tm_include_list): Include flags.h instead of options.h. * configure: Regenerate. * flags.h: Condition out contents for target libraries. Include options.h at end of file. (flag_complex_method, flag_ira_algorithm, flag_ira_region, flag_evaluation_order, flag_warn_unused_result): Remove. * gcc.c (main): Intialize global_options with global_options_init. * langhooks-def.h (lhd_init_options_struct): Declare. (LANG_HOOKS_INIT_OPTIONS_STRUCT): Define. (LANG_HOOKS_INITIALIZER): Include LANG_HOOKS_INIT_OPTIONS_STRUCT. * langhooks.c (lhd_init_options_struct): New. * langhooks.h (struct lang_hooks): Add init_options_struct. Update comment on init_options. * optc-gen.awk: Generate initializer for global_options_init, not global_options. * opth-gen.awk: Condition out structure declarations for target libraries. Declare global_options_init. * opts-common.c: Include flags.h instead of options.h. * opts.c (flag_warn_unused_result): Remove. (read_cmdline_options): Take gcc_options parameters. Pass them to read_cmdline_option. (initial_lang_mask, initial_min_crossjump_insns, initial_max_fields_for_field_sensitive, initial_loop_invariant_max_bbs_in_loop): Define at file scope. (init_options_once): New. Split out of decode_options. (init_options_struct): New. Split out of decode_options. (decode_cmdline_options_to_array_default_mask): New. (default_options_optimization): New. Split out of decode_options. (decode_options): Move most code to other functions. Update call to read_cmdline_options. (finish_options): New. Split out of decode_options. * opts.h (decode_options): Add gcc_options parameters. (init_options_once, init_options_struct, decode_cmdline_options_to_array_default_mask): New. * toplev.c (flag_complex_method, flag_ira_algorithm, flag_ira_region, flag_evaluation_order): Remove. (general_init): Use global_options_init for initial flag values for global_dc. (toplev_main): Call init_options_once, init_options_struct, lang_hooks.init_options_struct, decode_cmdline_options_to_array_default_mask and lang_hooks.init_option before decode_options. Update arguments to decode_options. * tree.h: Include flags.h instead of options.h. 2010-10-08 Nathan Froyd * config/rx/rx.c (TARGET_EXCEPT_UNWIND_INFO): Define. 2010-10-08 Nathan Froyd * config/sparc/sparc-protos.h (function_arg_advance, function-arg): Delete. * config/sparc/sparc.h (FUNCTION_ARG_ADVANCE, FUNCTION_ARG): Delete. (FUNCTION_INCOMING_ARG): Delete. * config/sparc/sparc.c (scan_record_type): Const-ify tree argument. (function_arg_slotno): Likewise. Take bool arguments. (sparc_arg_partial_bytes): Update call to it. (function_arg): Rename to... (sparc_function_arg_1): ...this. Take bool arguments. (sparc_function_arg, sparc_function_incoming_arg): New functions. (function_arg_advance): Rename to... (sparc_function_arg_advance): ...this. Take bool argument. (TARGET_FUNCTION_ARG_ADVANCE, TARGET_FUNCTION_ARG): Define. (TARGET_FUNCTION_INCOMING_ARG): Define. 2010-10-08 Nathan Froyd * config/bfin/bfin-protos.h (function_arg, function_arg_advance): Delete. * config/bfin/bfin.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. * config/bfin/bfin.c (function_arg_advance): Rename to... (bfin_function_arg_advance): ...this. Make static. Take const_tree and bool arguments. (function_arg): Rename to... (bfin_function_arg): ...this. Make static. Take const_tree and bool arguments. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-10-08 Nathan Froyd * config/score/score-protos.h (score_function_arg): Delete. (score_function_arg_advance): Delete. * config/score/score3.h (score3_function_arg_advance): Take a const_tree and a bool. (score3_function_arg): Likewise. * config/score/score7.h (score7_function_arg_advance): Likewise. (score7_function_arg): Likewise. * config/score/score3.c (score3_classify_arg): Likewise. (score3_function_arg_advance, score3_function_arg): Likewise. * config/score/score7.c (score7_classify_arg): Likewise. (score7_function_arg_advance, score7_function_arg): Likewise. * config/score/score.c (score_function_arg_advance): Likewise. (score_function_arg): Likewise. De-const-ify `cum' argument. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-10-08 Nathan Froyd * config/s390/s390-protos.h (s390_function_arg_advance): Delete. (s390_function_arg): Delete. * config/s390/s390.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. * config/s390/s390.c (s390_function_arg_float): Take a const_tree. (s390_function_arg_integer): Likewise. (s390_function_arg_advance): Make static. Take a const_tree and a bool. (s390_function_arg): Likewise. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-10-08 Nathan Froyd * config/spu/spu-protos.h (spu_function_arg): Delete. * config/spu/spu.h (FUNCTION_ARG): Delete. (FUNCTION_ARG_ADVANCE): Move code to ... * config/spu/spu.c (spu_function_arg_advance): New function. (spu_function_arg): Make static. Take a const_tree and a bool. (spu_setup_incoming_varargs): Call spu_function_arg_advance. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-10-08 Nathan Froyd * config/rx/rx.c (TARGET_EXCEPT_UNWIND_INFO): Define. 2010-10-08 Nathan Froyd * tree-ssa-sccvn.c (init_vn_nary_op_from_pieces): New function. (init_vn_nary_op_from_op): New function. (init_vn_nary_op_from_stmt): New function. (vn_nary_op_lookup_1): New function. (sizeof_vn_nary_op): New function. (alloc_vn_nary_op_noinit): New function. (alloc_vn_nary_op): New function. (vn_nary_op_insert_into): New function. (vn_nary_op_lookup_pieces): Rewrite to use new helper functions. (vn_nary_op_lookup): Likewise. (vn_nary_op_lookup_stmt): Likewise. (vn_nary_op_insert_pieces): Likewise. (vn_nary_op_insert): Likewise. (vn_nary_op_insert_stmt): Likewise. (copy_nary): Likewise. (set_value_id_for_result): New function. (set_hashtable_value_ids): Call it. 2010-10-08 Nathan Froyd * config/fr30/fr30.c (TARGET_EXCEPT_UNWIND_INFO): Define. * config/fr30/fr30.md (leave_func): Rewrite without post_inc. 2010-10-08 Nathan Froyd * config/mcore/mcore.h (INCOMING_RETURN_ADDR_RTX): Define. * config/mcore/mcore.c (TARGET_EXCEPT_UNWIND_INFO): Define. 2010-10-08 Alexandre Oliva PR debug/45656 * cse.c (cse_extended_basic_block): Preserve cc0 info across debug isnsn. Skip them when searching for cc0 setter. (set_live_p): Skip debug insns when searching for cc0 user. 2010-10-08 Alexandre Oliva PR debug/45673 PR debug/45604 PR debug/45419 PR debug/45408 * tree-pretty-print.c (dump_generic_node): Explicitly dump the type of MEM_REFs to INTEGER_CSTs. 2010-10-07 Nathan Froyd * config/m68hc11/m68hc11.c (m68hc11_print_operand): Call m68hc11_print_operand_address. 2010-10-07 Nathan Froyd * builtins.c (rewrite_call_expr): Move code to... (rewrite_call_expr_valist): ...here. Call build_call_expr_loc_array. (rewrite_call_expr_array): New function. (fold_builtin_sprintf_chk_1): New function. (fold_builtin_sprintf_chk): Call it. (gimple_fold_builtin_sprintf_chk): Likewise. (fold_builtin_snprintf_chk_1): New function. (fold_builtin_snprintf_chk): Call it. (gimple_fold_builtin_snprintf_chk): Likewise. (gimple_rewrite_call_expr): Delete. 2010-10-07 Dave Korn * config.host: Update copyright year. 2010-10-07 Dave Korn * config.host (host_lto_plugin_soname): New shell variable. * configure.ac (LTOPLUGINSONAME): Add an AC_DEFINE for the above. * config.in: Regenerate. * configure: Regenerate. * gcc.c (main): Use LTOPLUGINSONAME instead of hard-coding name of LTO plugin shared library. 2010-10-07 Richard Henderson * target.h (enum unwind_info_type): Move ... * coretypes.h: ... here. 2010-10-07 Nicola Pero * doc/objc.texi (Fast enumeration protocol): Mention that 'unsigned int' can also be used instead of 'unsigned long' in countByEnumeratingWithState:objects:count:. 2010-10-07 Martin Jambor * tree-sra.c (struct access): New field grp_assignment_write. (dump_access): Dump grp_assignment_write. (build_accesses_from_assign): Set grp_assignment_write. (sort_and_splice_var_accesses): Aggregate grp_assignment_write. (mark_read_status): Renamed to mark_rw_status, individual values renamed too. (analyze_access_subtree): Changed type of mark_write to mark_read_status. Fixed propagating of mark_read and mark_write. Changed benefit estimate. Updated comment. 2010-10-07 Tejas Belagod PR Tree-Vect/45847 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Add NULL check for vectype_out returned by get_vectype_for_scalar_type(). 2010-10-07 Tejas Belagod PR target/45805 * config/arm/neon.md (neon_unpack_): Add 'w' to constraint, add register specifier in instruction template. (neon_vec_pack_trunc_): Likewise. (neon_vec_mult_): Add register specifier to instruction template. 2010-10-07 Dave Korn * config.gcc (c_target_objs)[i?86-*-pe|i?86-*-cygwin*]: Don't add cygwin2.o. (cxx_target_objs)[i?86-*-pe|i?86-*-cygwin*]: Likewise. (extra_gcc_objs)[i?86-*-pe|i?86-*-cygwin*]: Don't add cygwin1.o. * config/i386/t-cygwin (cygwin1.o): Delete build rule. (cygwin2.o): Likewise. * config/i386/cygwin1.c: Delete file. * config/i386/cygwin2.c: Likewise. * config/i386/cygwin.h (CPP_SPEC): Remove all %{mno-cygwin} specs and make all {%!mno-cygwin} ones unconditional. (STARTFILE_SPEC): Likewise. (REAL_LIBGCC_SPEC): Likewise. (LIB_SPEC): Likewise. (CXX_WRAP_SPEC): Likewise. (LINK_SPEC): Likewise. (CYGWIN_MINGW_SUBDIR): Delete now-unused macro definition. (CYGWIN_MINGW_SUBDIR_LEN): Likewise. (cygwin_gplusplus_include_dir): Delete now-unused array. (GPLUSPLUS_INCLUDE_DIR): Don't redefine to point to it. (cygwin_gplusplus_tool_include_dir): Delete now-unused array. (GPLUSPLUS_TOOL_INCLUDE_DIR): Don't redefine to point to it. (cygwin_gplusplus_backward_include_dir): Delete now-unused array. (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Don't redefine to point to it. (cygwin_local_include_dir): Delete now-unused array. (LOCAL_INCLUDE_DIR): Don't redefine to point to it. (cygwin_cross_include_dir): Delete now-unused array. (CROSS_INCLUDE_DIR): Don't redefine to point to it. (cygwin_tool_include_dir): Delete now-unused array. (TOOL_INCLUDE_DIR): Don't redefine to point to it. (cygwin_standard_include_dir): Delete now-unused array. (STANDARD_INCLUDE_DIR): Don't redefine to point to it. (GEN_CVT_ARRAY): Delete now-unused macro definition. (cvt_to_mingw): Delete now-unused array. (mingw_scan): Remove prototype of deleted function. (GCC_DRIVER_HOST_INITIALIZATION): Don't define now-unused target macro. * config/i386/cygming.opt (mcygwin): Delete target-specific option. * doc/invoke.texi (-mcygwin): Don't document removed option. (-mno-cygwin): Likewise. 2010-10-07 Richard Guenther * machmode.h (mode_for_vector): Declare. * stor-layout.c (mode_for_vector): New function, split out from ... (layout_type): ... here. * tree-vectorizer.h (current_vector_size): Declare. * tree-vect-stmts.c (perm_mask_for_reverse): Check if the mask vector type is available. (get_vectype_for_scalar_type): Rename to ... (get_vectype_for_scalar_type_and_size): ... this. Get a vector size argument. (get_vectype_for_scalar_type): New wrapper around get_vectype_for_scalar_type_and_size using current_vector_size. (get_same_sized_vectype): Use get_vectype_for_scalar_type_and_size. * tree-vect-loop.c (vect_analyze_loop_2): Split out core part of vect_analyze_loop here. (vect_analyze_loop): Loop over vector sizes calling vect_analyze_loop_3. * tree-vect-slp.c (vect_slp_analyze_bb): Set current_vector_size to autodetect. * config/i386/i386.c (ix86_vectorize_builtin_conversion): Fix V8SF to V8SI conversion builtin. 2010-10-07 Richard Guenther * target.def (autovectorize_vector_sizes): New target hook. * targhooks.c (default_autovectorize_vector_sizes): New function. * targhooks.h (default_autovectorize_vector_sizes): Declare. * doc/tm.texi.in (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Document. * doc/tm.texi: Update. * config/i386/i386.c (ix86_autovectorize_vector_sizes): New function. (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define. 2010-10-07 Richard Guenther * target.def (units_per_simd_word): Rename to ... (preferred_simd_mode): ... this. Return mode instead of size. * targhooks.c (default_units_per_simd_word): Rename to ... (default_preferred_simd_mode): ... this. Return word_mode. * targhooks.h (default_preferred_simd_mode): Declare. * config/arm/arm.c (arm_units_per_simd_word): Rename to ... (arm_preferred_simd_mode): ... this. Re-implement. * config/i386/i386.c (ix86_units_per_simd_word): Rename to ... (ix86_preferred_simd_mode): ... this. Re-implement. * config/sparc/sparc.c (sparc_units_per_simd_word): Rename to ... (sparc_preferred_simd_mode): ... this. Re-implement. * config/mips/mips.c (mips_units_per_simd_word): Rename to ... (mips_preferred_simd_mode): ... this. Re-implement. * config/rs6000/rs6000.c (rs6000_units_per_simd_word): Rename to ... (rs6000_preferred_simd_mode): ... this. Re-implement. * tree-vect-stmts.c (get_vectype_for_scalar_type): Adjust. * doc/tm.texi.in (TARGET_VECTORIZE_UNITS_PER_SIMD_WORD): Remove. (TARGET_VECTORIZE_PREFERRED_SIMD_MODE): Document. * doc/tm.texi: Update. 2010-10-07 Richard Guenther PR middle-end/45869 * tree-cfg.c (verify_gimple_assign_binary): Allow vector shifts of pointers. 2010-10-07 Alan Modra * config/rs6000/rs6000.c (rs6000_emit_prologue): Use gen_int_mode rather than sign extension by hand. 2010-10-07 Jan Hubicka PR middle-end/45926 * ipa.c (cgraph_remove_unreachable_nodes): Revert my previous patch. 2010-10-07 Richard Guenther PR bootstrap/45914 * configure.ac: Fix typo. * configure: Regenerated. 2010-10-06 Francois-Xavier Coudert * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Don't use define_builtin_std where it's unnecessary. * config/i386/nto.h (TARGET_OS_CPP_BUILTINS): Likewise. 2010-10-06 Anatoly Sokolov * doc/tm.texi.in (CLASS_LIKELY_SPILLED_P): Remove documentation. * doc/tm.texi.in: Regenerate. * system.h (CLASS_LIKELY_SPILLED_P): Poison. * targhooks.c (default_class_likely_spilled_p): Don't use the CLASS_LIKELY_SPILLED_P macro. * config/arm/arm.md: Update comment. 2010-10-06 Jan Hubicka * ipa.c (cgraph_remove_unreachable_nodes): External references can always be removed. (cgraph_externally_visible_p): We can not bring local comdats that are known to linker; fix handling of internal visibility. (function_and_variable_visibility): Likewise. 2010-10-06 Eric Botcazou PR rtl-optimization/45394 * combine.c (cleanup_auto_inc_dec): Remove AFTER parameter and adjust. (struct rtx_subst_pair): Remove AFTER field. (propagate_for_debug_subst): Adjust call to cleanup_auto_inc_dec. (propagate_for_debug): Remove MOVE parameter and adjust. (try_combine): In the special case where I2 is a PARALLEL, combine only destinations of SETs and set I2SRC to the I2 source. Adjust calls to propagate_for_debug throughout. * reload1.c (eliminate_regs_1) : Do not abort for debug insns. 2010-10-06 Olivier Hainque * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Rewrite switch on insn codes as sequence of ifs. 2010-10-06 Hariharan Sandanagobalane * config/picochip/picochip.c (TARGET_EXCEPT_UNWIND_INFO): Define it to be UI_NONE for picochip. (picochip_option_override): Do not disable exception flags. * config/picochip/picochip-protos.h (picochip_except_unwind_info): Declare. 2010-10-06 Richard Guenther * Makefile.in (regmove.o): Depend on $(TARGET_H). 2010-10-06 Nicola Pero Implemented fast enumeration for Objective-C. * c-parser.c (objc_could_be_foreach_context): New. (c_lex_one_token): Recognize RID_IN keyword in a potential Objective-C foreach context. (c_parser_declaration_or_fndef): Added parameter. Accept Objective-C RID_IN keyword as terminating a declaration; in that case, return the declaration in the new parameter. (c_parser_extenral_declaration): Updated calls to c_parser_declaration_or_fndef. (c_parser_declaration_or_fndef): Same change. (c_parser_compound_statement_nostart): Same change. (c_parser_label): Same change. (c_parser_objc_methodprotolist): Same change. (c_parser_omp_for_loop): Same change. (c_parser_for_statement): Detect and parse Objective-C foreach statements. (c_parser_omp_for_loop): Updated call to check_for_loop_decls(). * c-decl.c (check_for_loop_decls): Added parameter to allow ObjC fast enumeration parsing code to turn off the c99 error but still perform checks on the loop declarations. * c-tree.h (check_for_loop_decls): Updated declaration. * doc/objc.texi: Document fast enumeration. 2010-10-06 Nick Clifton * config/mn10300/mn10300.h (FIRST_PSEUDO_REGISTER): Increment by one. (MDR_REGNUM): Define. (FIXED_REGISTERS, CALL_USED_REGISTERS): Add MDR as a fixed register. (REG_CLASS_CONTENTS): Add MDR to ALL_REGS. (INCOMING_RETURN_ADDR_RTX): Define in terms of MDR. (REGISTER_NAMES): Add MDR. (DWARF2_DEBUGGING_INFO): Define to 1. * config/mn10300/mn10300.c (TARGET_EXCEPT_UNWIND_INFO): Define. (F): New function. Sets RTX_FRAME_RELATED_P. (mn10300_gen_multiple_store): Use F. (expand_prologue): Use F. Use gen_movsf() to push floating point registers. (expand_epilogue): Use gen_movsf() to pop floating point registers. (mn10300_option_override): Disable combine stack adjust pass. 2010-10-06 Thomas Schwinge PR target/45901 * config/alpha/gnu.h (TARGET_OS_CPP_BUILTINS): Refer to LINUX_TARGET_OS_CPP_BUILTINS instead of HURD_TARGET_OS_CPP_BUILTINS. 2010-10-06 Jakub Jelinek * builtins.def (BUILT_IN_CALLOC, BUILT_IN_REALLOC, BUILT_IN_ISALNUM, BUILT_IN_ISALPHA, BUILT_IN_ISASCII, BUILT_IN_ISBLANK, BUILT_IN_ISCNTRL, BUILT_IN_ISDIGIT, BUILT_IN_ISGRAPH, BUILT_IN_ISLOWER, BUILT_IN_ISPRINT, BUILT_IN_ISPUNCT, BUILT_IN_ISSPACE, BUILT_IN_ISUPPER, BUILT_IN_ISXDIGIT, BUILT_IN_TOASCII, BUILT_IN_TOLOWER, BUILT_IN_TOUPPER): Mark as leaf. PR middle-end/45838 * omp-builtins.def (BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START, BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START, BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START, BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START, BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_PARALLEL_SECTIONS_START): Use Revert back to ATTR_NOTHROW_LIST instead of ATTR_NOTHROW_LEAF_LIST. 2010-10-05 Anatoly Sokolov * config/m68hc11/m68hc11.h (CLASS_LIKELY_SPILLED_P): Remove. * config/m68hc11/m68hc11.c (TARGET_CLASS_LIKELY_SPILLED_P): Define. (m68hc11_class_likely_spilled_p): New function. 2010-10-05 Nicola Pero * c-parser.c (c_parser_objc_method_definition): Updated comment. 2010-10-05 Jan Hubicka * doc/invoke.texi (-flto-partition, lto-partitions, lto-minpartition): Document. * opts.c (decode_options): Handle lto partitions. * common.opt (flto-partition=1to1, flto-partition=balanced): New. * params.def (PARAM_LTO_PARTITIONS, MIN_PARTITION_SIZE): New. 2010-10-05 Jan Hubicka * cgraphunit.c (assemble_function): Output thunks and aliases before the function itself. 2010-09-29 Hariharan Sandanagobalane * config/picochip/picochip.c (picochip_option_override): Disable exception flags for picochip. 2010-10-05 Joseph Myers * opts-common.c (handle_option, handle_generated_option, read_cmdline_option, set_option): Add diagnostic_context parameter. Update calls among these functions. (set_option): Don't use global_dc. * opts.c (read_cmdline_options): Pass global_dc to read_cmdline_option. (decode_options): Pass global_dc to enable_warning_as_error. (common_handle_option): Pass global_dc to enable_warning_as_error. (enable_warning_as_error): Add diagnostic_context parameter. Document parameters. Don't use global_dc. Pass diagnostic_context parameter to handle_generated_option. * opts.h (set_option, handle_option, handle_generated_option, read_cmdline_option, enable_warning_as_error): Add diagnostic_context parameter. * Makefile.in (lto-opts.o): Update dependencies. * coretypes.h (struct diagnostic_context, diagnostic_context): Declare here. * diagnostic.h (diagnostic_context): Don't declare typedef here. * gcc.c (process_command): Pass global_dc to read_cmdline_option. * langhooks-def.h (struct diagnostic_context): Don't declare here. (lhd_print_error_function, lhd_initialize_diagnostics): Declare using diagnostic_context typedef. * langhooks.c (lhd_initialize_diagnostics): Declare using diagnostic_context typedef. * langhooks.h (struct diagnostic_context): Don't declare here. (initialize_diagnostics, print_error_function): Declare using diagnostic_context typedef. * lto-opts.c: Include diagnostic.h. (lto_reissue_options): Pass global_dc to set_option. Pass DK_UNSPECIFIED not 0. * plugin.c (plugins_internal_error_function): Declare using diagnostic_context typedef. * plugin.h (struct diagnostic_context): Don't declare here. (plugins_internal_error_function): Declare using diagnostic_context typedef. 2010-10-05 Olivier Hainque Nicolas Roche * config/vxworksae.h: Add missing VXWORKS_OS_CPP_BUILTINS. * config/rs6000/vxworks.h: Remove redundant CPP builtin definitions. 2010-10-05 Ira Rosen PR tree-optimization/45752 * tree-vect-slp.c (vect_get_mask_element): Remove static variables, make them function arguments. (vect_transform_slp_perm_load): Pass new arguments to vect_get_mask_element. 2010-10-05 Richard Guenther * value-prof.c (gimple_divmod_fixed_value): Work on SSA form. (gimple_mod_pow2): Likewise. (gimple_mod_subtract): Likewise. (gimple_ic): Likewise. (gimple_stringop_fixed_value): Likewise. * tree-profile.c (tree_init_edge_profiler): Mark profile functions nothrow and leaf. (add_abnormal_goto_call_edges): Remove. (tree_gen_edge_profiler): Work on SSA form. (tree_gen_ic_profiler): Likewise. Simplify. (do_tree_profiling): Update SSA form. (pass_tree_profile): Remove. (do_tree_profiling): Likewise. (gate_tree_profile_ipa): New function. (pass_ipa_tree_profile): New. (tree_profiling): Re-write as IPA pass. Properly drop const/pure state of instrumented functions. * passes.c (init_optimization_passes): Remove early non-SSA inlining. Move profiling after early optimizations. * ipa-inline.c (cgraph_gate_ipa_early_inlining): Remove. (pass_ipa_early_inline): Likewise. * tree-pass.h (pass_ipa_early_inline): Remove. (pass_tree_profile): Likewise. (pass_ipa_tree_profile): Declare. 2010-10-05 Andreas Krebbel Christian Borntraeger * config/s390/s390.c (z196_cost): New. (s390_handle_arch_option): Add -march=z196. (s390_option_override): Use the new cost function and use the z10 defaults also for z196. (legitimate_reload_constant_p): Adjust comment. (legitimate_reload_fp_constant_p): New function. (s390_preferred_reload_class): Distingiush between FP and Int constants. (preferred_la_operand_p): Avoid la with index on z196. (s390_adjust_priority): Trigger also for z196. (s390_issue_rate): Issue rate for z196 is 3. (s390_z10_fix_long_loop_prediction): Rename to ... (s390_fix_long_loop_prediction): ... this. (s390_reorg): Apply the z10 adjustments also for z196. (s390_loop_unroll_adjust): Do this also for z196. * config/s390/s390.h (enum processor_type): Add PROCESSOR_2817_Z196. (enum processor_flags): Add PF_Z196. (TARGET_AVOID_CMP_AND_BRANCH): New macro. (TARGET_CPU_Z196, TARGET_Z196): New macros. * config.gcc: Enable z196 for --with-arch. * config/s390/2817.md: New file. * config/s390/2084.md: New type for multiply and add. * config/s390/2097.md: Likewise. * config/s390/s390.md (UNSPEC_POPCNT, UNSPEC_COPYSIGN) (UNSPECV_ATOMIC_OP): New constants. (fmadddf, fmaddsf): New values for type attribute. (z196prop): New insn attribute. (cpu, cpu_facility): Add z196. (ATOMIC_Z196): New code iterator. (noxa): New code attribute. (gk): New mode attribute. (*mov_64, *mov_31, *mov_64dfp, mov): Support load zero for fp constants. (fixuns_truncdddi2, fixuns_trunctddi2) (fixuns_trunc2): Use the standard rtx pattern for z196. (fixuns_truncsi2, movcc, popcountdi2, popcountsi2) (popcounthi2, popcountqi2): New expander. (*fixuns_trunc2_z196, floatsi2) (floatuns2, *movcc, sync_) (sync_old_, *popcount, copysign3): New insn definition. (add3, *add3_carry1_cc, *add3_carry1_cconly) (*add3_carry2_cc, *add3_carry2_cconly, *add3_cc) (*add3_cconly, *add3_cconly2, *add3_imm_cc) (*sub3, *sub3_borrow_cc, *sub3_borrow_cconly) (*sub3_cc, *sub3_cc2, *sub3_cconly) (*sub3_cconly2, *anddi3_cc, *anddi3_cconly, *anddi3, *andsi3_cc) (*andsi3_cconly, *andsi3_zarch, *andsi3_esa, *andhi3_zarch (*andqi3_zarch, *iordi3_cc, *iordi3_cconly, *iordi3, *iorsi3_cc) (*iorsi3_cconly, *iorsi3_zarch, *iorhi3_zarch, *iorqi3_zarch) (*xordi3_cc, *xordi3_cconly, *xordi3, *xorsi3_cc, *xorsi3_cconly) (*xorsi3, *xorhi3, *xorqi3, *3, *3_and) (*ashr3_cc, *ashr3_cconly, *ashr3) (*ashr3_cc_and, *ashr3_cconly_and, *ashr3_and): Support new z196 instructions. 2010-10-05 Richard Guenther PR middle-end/45877 * gimple-fold.c (gimplify_and_update_call_from_tree): Handle case where gimplification optimizes away the stmt. 2010-10-04 Jakub Jelinek PR debug/45849 * var-tracking.c (strip_pointer_flags): New function. (emit_note_insn_var_location): If rtx_equal_p check failed, retry on locations simplified with simplify_replace_fn_rtx and strip_pointer_flags as its callback. 2010-10-04 Jan Hubicka * gimple-fold.c (static_object_in_other_unit_p): Rename to... (can_refer_decl_in_current_unit_p): ... this one; reverse return value; handle comdats too. (canonicalize_constructor_val): Use it; handle function_decls correctly. (gimple_fold_obj_type_ref_known_binfo): Likewise. * gimple.c (get_base_address): Accept all kinds of decls. 2010-10-04 Joseph Myers * flags.h (g_switch_value, g_switch_set): Remove. * opts.c (g_switch_value, g_switch_set): Remove. * config/g.opt (G): Add Var(g_switch_value). * config/alpha/alpha.c (alpha_handle_option): Don't handle -G here. (alpha_option_override): Check global_options_set.x_g_switch_value instead of g_switch_set. (alpha_in_small_data_p): Remove cast in comparison with g_switch_value. * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Cast g_switch_value to unsigned HOST_WIDE_INT. * config/frv/frv.c (frv_const_unspec_p): Remove cast in comparison with g_switch_value. (frv_handle_option): Don't handle -G here. (frv_option_override): Check global_options_set.x_g_switch_value instead of g_switch_set. Don't modify g_switch_set. (frv_in_small_data_p): Remove cast in comparison with g_switch_value. * config/frv/frv.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Cast g_switch_value to unsigned HOST_WIDE_INT. * config/ia64/ia64.c (ia64_handle_option): Don't handle -G here. (ia64_option_override): Check global_options_set.x_g_switch_value instead of g_switch_set. * config/lm32/lm32.c (lm32_handle_option, TARGET_HANDLE_OPTION): Remove. (lm32_in_small_data_p): Remove cast in comparison with g_switch_value. * config/lm32/lm32.h (ASM_OUTPUT_ALIGNED_LOCAL, ASM_OUTPUT_ALIGNED_COMMON): Cast g_switch_value to unsigned HOST_WIDE_INT. * config/m32r/m32r.c (m32r_handle_option): Don't handle -G here. (m32r_init): Check global_options_set.x_g_switch_value instead of g_switch_set. (m32r_in_small_data_p): Remove cast in comparison with g_switch_value. (m32r_file_start): Format g_switch_value with %d. * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_COMMON, ASM_OUTPUT_ALIGNED_BSS): Cast g_switch_value to unsigned HOST_WIDE_INT. * config/microblaze/microblaze.c (microblaze_handle_option): Don't handle -G here. (microblaze_option_override): Check global_options_set.x_g_switch_value instead of g_switch_set. * config/mips/mips.c (mips_handle_option): Don't handle -G here. (mips_option_override): Check global_options_set.x_g_switch_value instead of g_switch_set. * config/rs6000/rs6000.c (rs6000_handle_option): Don't handle -G here. (rs6000_file_start): Format g_switch_value with %d. (small_data_operand, rs6000_elf_in_small_data_p): Remove casts in comparisons with g_switch_value. * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Check global_options_set.x_g_switch_value instead of g_switch_set. * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check global_options_set.x_g_switch_value instead of g_switch_set. * config/score/score.c (score_handle_option): Don't handle -G here. * config/score/score3.c (score3_option_override): Check global_options_set.x_g_switch_value instead of g_switch_set. * config/score/score7.c (score7_option_override): Check global_options_set.x_g_switch_value instead of g_switch_set. 2010-10-04 Vladimir Makarov * common.opt (fira-coalesce): Remove. * doc/invoke.texi (flag_ira_coalesce): Remove. * ira-color.c (allocno_coalesced_p): Move before copy_freq_compare_func. processed_coalesced_allocno_bitmap): Ditto. (update_conflict_hard_regno_costs): Don't use ALLOCNO_FIRST_COALESCED_ALLOCNO. (allocno_cost_compare_func, print_coalesced_allocno): Remove. (assign_hard_reg): Assume no coalesced allocnos. (get_coalesced_allocnos_attributes): Remove. (bucket_allocno_compare_func): Assume no coalesced allocnos. (push_allocno_to_stack): Ditto. (remove_allocno_from_bucket_and_push): Use ira_print_expanded_allocno instead of print_coalesced_allocno. (push_allocnos_to_stack): Assume uncoalesced allocnos. (all_conflicting_hard_regs_coalesced): Ditto. Rename to all_conflicting_hard_regs. (setup_allocno_available_regs_num): Assume uncoalesced allocnos. (setup_allocno_left_conflicts_size): Ditto. (put_allocno_into_bucket): Ditto. (copy_freq_compare_func): Remove. (copy_freq_compare_func, merge_allocnos): Move before coalesced_pseudo_reg_freq_compare. coalesced_allocno_conflict_p): Ditto. (coalesced_allocno_conflict_p, coalesce_allocnos): Ditto. Remove parameter. Assume it true. (color_allocnos): Assume uncoalesced allocnos. Use ira_print_expanded_allocno instead of print_coalesced_allocno. (ira_sort_regnos_for_alter_reg): Call coalesce_allocnos without parameter. * ira.c: Remove comment about coalescing. 2010-10-04 Joseph Myers * config/mips/mips.h (target_flags_explicit): Declare for GENERATOR_FILE. 2010-10-04 Andi Kleen * Makefile.in (xgcc, cpp, cc1, collect2, lto-wrapper, gcov, gcov-dump, cc1-dummy, genprog, build/gcov-iov): Add + to build rule. 2010-10-04 Matthias Klose * config/sparc/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the multilib osdirname if it exists. * config/s390/t-linux64 (MULTILIB_OSDIRNAMES): Likewise. 2010-10-04 Jakub Jelinek PR middle-end/45876 * fold-const.c (fold_binary_loc) : Use arg0's type or its unsigned counterpart as utype. Convert arg1 to utype unconditionally. 2010-10-04 Julian Brown * expr.c (expand_assignment): Add assertion to prevent emitting null rtx for movmisalign pattern. (expand_expr_real_1): Likewise. * config/arm/arm.c (arm_builtin_support_vector_misalignment): New. (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): New. Use above. (arm_vector_alignment_reachable): New. (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): New. Use above. (neon_vector_mem_operand): Disallow PRE_DEC for misaligned loads. (arm_print_operand): Include alignment qualifier in %A. * config/arm/neon.md (UNSPEC_MISALIGNED_ACCESS): New constant. (movmisalign): New expander. (movmisalign_neon_store, movmisalign_neon_load): New insn patterns. 2010-10-04 Joseph Myers * optc-gen.awk: Define global_options_set. Don't define target_flags_explicit. * opth-gen.awk: Declare global_options_set. Define target_flags_explicit as macro. * opts-common.c (handle_option): Take opts_set and generated_p parameters. (handle_generated_option, read_cmdline_option, set_option): Take opts_set parameter. (set_option): Use opts_set instead of hardcoding target_flags and target_flags_explicit. * opts.c (sel_sched_switch_set, profile_arc_flag_set, flag_profile_values_set, flag_unroll_loops_set, flag_tracer_set, flag_value_profile_transformations_set, flag_peel_loops_set, flag_branch_probabilities_set, flag_inline_functions_set, flag_ipa_cp_set, flag_ipa_cp_clone_set, flag_predictive_commoning_set, flag_unswitch_loops_set, flag_gcse_after_reload_set): Remove. (common_handle_option, lang_handle_option, target_handle_option): Take opts_set parameter. Assert that it is &global_options_set. (common_handle_option): Don't set _set variables. Check opts_set instead of such variables. (enable_warning_as_error): Pass &global_options_set to handle_generated_option. * opts.h (cl_option_handler_func.handler, set_option, handle_option, handle_generated_option, read_cmdline_option): Add opts_set parameters. (handle_option): Add generated_p parameter. * config/i386/i386.c (ix86_function_specific_save, ix86_function_specific_restore): Updat for renaming of target_flags_explicit field. * config/i386/i386.opt (target_flags_explicit): Rename to ix86_target_flags_explicit. * config/ia64/ia64.c (ia64_override_options_after_change): Check global_options_set.x_flag_selective_scheduling and global_options_set.x_flag_selective_scheduling2, not sel_sched_switch_set. * flags.h (sel_sched_switch_set, flag_speculative_prefetching_set): Remove. * gcc.c (driver_handle_option): Take opts_set parameter. Assert that it is &global_options_set. (process_command): Pass &global_options_set to read_cmdline_option. * lto-opts.c (lto_reissue_options): Pass &global_options_set to set_option. * toplev.c (target_flags_explicit): Remove. 2010-10-04 Jan Hubicka PR middle-end/45871 * tree-ssa-ccp.c (get_base_constructor): Take HOST_WIDE_INT offset; use get_ref_base_and_offset to handle references. (fold_const_aggregate_ref): Update. 2010-10-04 Martin Jambor PR tree-optimization/45572 * ipa-prop.c (ipa_make_edge_direct_to_target): Call ipa_check_create_node_params. * ipa-inline.c (add_new_edges_to_heap): Do not insert inlined edges. 2010-10-04 Yao Qi * doc/passes.texi: Clean up. 2010-10-03 Ian Lance Taylor * c-typeck.c (lookup_field): If -fplan9-extensions, permit referring to a field using a typedef name. (find_anonymous_field_with_type): New static function. (convert_to_anonymous_field): New static function. (convert_for_assignment): If -fplan9-extensions, permit converting pointer to struct to pointer to anonymous field. * c-decl.c (grokfield): If -fplan9-extensions, permit anonymous fields. (is_duplicate_field): New static function. (detect_field_duplicates_hash): If -fplan9-extensions, check for typedef names duplicating field names. (detect_field_duplicates): Likewise. * doc/invoke.texi (Option Summary): Mention -fplan9-extensions. (C Dialect Options): Document -fplan9-extensions. * doc/extend.texi (Unnamed Fields): Document -fplan9-extensions. 2010-10-03 H.J. Lu * tree-vect-data-refs.c (vect_analyze_data_ref_access): Revert revision 164914. (vect_create_data_ref_ptr): Likewise. * tree-vect-stmts.c (vectorizable_store): Likewise. (perm_mask_for_reverse): Likewise. (reverse_vec_elements): Likewise. (vectorizable_load): Likewise. 2010-10-03 Francois-Xavier Coudert * cppbuiltin.c: New file. * cppbuiltin.h: New file. * Makefile.in: Take into account cppbuiltin.{h,c}. 2010-10-03 Andi Kleen * lto-cgraph.c (input_cgraph): Check for missing sections. 2010-10-03 Uros Bizjak * config/i386/i386.md (*ashl3_mask): Change operand 2 predicate to nonimmediate_operand. Force operand 2 to register when allowed. (*3_mask): Ditto. (*3_mask): Ditto. 2010-10-02 H.J. Lu PR tree-optimization/45720 PR tree-optimization/45764 * tree-vect-data-refs.c (vect_analyze_data_ref_access): Don't accept backwards consecutive accesses. (vect_create_data_ref_ptr): Disallow negative steps. * tree-vect-stmts.c (vectorizable_store): Allow negative steps. (perm_mask_for_reverse): Removed. (reverse_vec_elements): Likewise. (vectorizable_load): Don't handle negative steps. 2010-10-02 Jan Hubicka * tree-ssa-ccp.c (ccp_fold_stmt): Fold away OBJ_TYPE_REF when call destination is known. 2010-10-02 John David Anglin PR target/45820 * config/pa/pa.c (pa_secondary_reload): Handle symbolic operands earlier. 2010-10-02 Ralf Wildenhues * doc/install.texi (Configuration): Document build_configargs, host_configargs, target_configargs. 2010-10-01 Uros Bizjak * config/i386/i386.md (*ashl3_mask): New insn_and_split pattern. (*3_mask): Ditto. (*3_mask): Ditto. 2010-10-01 Steve Ellcey PR tree-optimization/44716 * config/ia64/hpux.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define. (HOT_TEXT_SECTION_NAME): Define. 2010-10-01 Nick Clifton * common.opt: Add -fcombine-stack-adjustments. * opts.c (decode_options): Enable -fcombine-stack-adjustments at -O1. * combine-stack-adj.c (gate_handle_stack_adjustments): Check flag_combine_stack_adjustments. * doc/invoke.texi: Document the new option. 2010-10-01 Richard Guenther PR tree-optimization/45854 * tree-eh.c (cleanup_empty_eh): Avoid degenerate case. 2010-10-01 Anthony Green * config.gcc: Fix moxie-*-rtems* configuration. 2010-10-01 Richard Guenther * dwarf2out.c (gen_namespace_die): Use DECL_FILE_SCOPE_P. (gen_decl_die): Likewise. 2010-10-01 Ulrich Weigand * config/spu/spu.c (spu_init_builtins): No longer add END_BUILTINS to the function code for SPU MD builtins. (spu_expand_builtin): Update. * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Update. 2010-10-01 Ulrich Weigand * config/spu/spu.c (TARGET_EXCEPT_UNWIND_INFO): Set to sjlj_except_unwind_info. 2010-10-01 Tristan Gingold * configure.ac: Define the nop insn for avr*-*-* * configure: Regenerate. 2010-10-01 Alan Modra PR target/45807 * config/rs6000/rs6000.c (rs6000_emit_prologue): Properly sign extend toc_restore_insn. 2010-09-30 Richard Guenther PR tree-optimization/43959 * function.c (gimplify_parameters): Use create_tmp_reg instead of create_tmp_var. 2010-09-30 Kaz Kojima * config/sh/sh.c (sh_expand_prologue): Set current_function_static_stack_size. 2010-09-30 Rainer Orth * configure.ac: Check for Solaris 8 ld with .hidden support. * configure: Regenerate. 2010-09-30 Sebastian Pop PR middle-end/45758 * graphite.c (graphite_initialize): Call scev_reset. 2010-09-30 Sebastian Pop * sese.h (scev_analyzable_p): Return false for real or floating point. Only handle INTEGRAL_TYPE_P and POINTER_TYPE_P. 2010-09-30 Sebastian Pop * graphite-clast-to-gimple.c (compute_bounds_for_level): Free le and ps. * graphite-poly.c (pbb_number_of_iterations_at_time): Free le and domain. * graphite-sese-to-poly.c (add_upper_bounds_from_estimated_nit): Do not allocate ub_expr, it is passed in initialized. 2010-09-30 Andreas Simbuerger * graphite-clast-to-gimple.c (init_cloog_input_file): New. (build_cloog_prog): Dump CLooG input file when flag_graphite_dump_cloog is set. This is disabled on trunk. * graphite-cloog-compat.h (cloog_program_dump_cloog): New. 2010-09-30 Sebastian Pop * graphite-clast-to-gimple.c (graphite_verify): Remove call to verify_dominators for CDI_POST_DOMINATORS. * sese.h: Remove comment about CDI_POST_DOMINATORS. (recompute_all_dominators): Remove call to free_dominance_info for CDI_POST_DOMINATORS. Remove call to calculate_dominance_info for CDI_POST_DOMINATORS. 2010-09-30 Sebastian Pop * graphite-poly.c (pbb_number_of_iterations_at_time): Only iterate over pbb_dim_iter_domain. 2010-09-30 Sebastian Pop * graphite-flattening.c: Fix comments. 2010-09-30 Sebastian Pop * Makefile.in (OBJS-common): Add graphite-flattening.o. (graphite-flattening.o): New rule. * common.opt (floop-flatten): New flag. * doc/invoke.texi (-floop-flatten): Documented. * graphite-flattening.c: New. * graphite-poly.c (apply_poly_transforms): Call flatten_all_loops. * graphite-poly.h (flatten_all_loops): Declared. (lst_remove_loop_and_inline_stmts_in_loop_father): New. * tree-ssa-loop.c (gate_graphite_transforms): When flag_loop_flatten is set, also set flag_graphite. 2010-09-30 Sebastian Pop * graphite-poly.c (cloog_checksum): New. * graphite-poly.h (cloog_checksum): Declared. 2010-09-30 Sebastian Pop * graphite-poly.c (pbb_number_of_iterations): Removed. (pbb_number_of_iterations_at_time): Correctly compute the number of iterations in the transformed loop. * graphite-poly.h (pbb_number_of_iterations): Removed. 2010-09-30 Sebastian Pop * graphite-poly.h (lst_update_scattering_seq): Removed. (lst_update_scattering): Correctly handle outermost loop dewey renumbering. 2010-09-30 Sebastian Pop * graphite-blocking.c (pbb_strip_mine_profitable_p): Renamed lst_strip_mine_profitable_p. Call lst_niter_for_loop. * graphite-poly.h (lst_niter_for_loop): New. 2010-09-30 Sebastian Pop * graphite-poly.c (apply_poly_transforms): Do not abort when the transform read from disk is not legal. Call fatal_error instead. 2010-09-30 Sebastian Pop * graphite-poly.c (print_pbb_body): Add missing closing parenthesis. (print_scop_header): Removed. Inlined in the only call place... (print_scop): ... here. 2010-09-30 Sebastian Pop * graphite-poly.h (lst_dewey_number): Use FOR_EACH_VEC_ELT. 2010-09-30 Sebastian Pop * graphite-poly.c (graphite_read_scop_file): Fix uninitialize warning. 2010-09-30 Sebastian Pop * graphite-dependences.c (dot_deps): Avoid set but not used warning. (dot_deps_stmt): Same. * graphite-poly.c (dot_lst): Same. 2010-09-30 Sebastian Pop * graphite-blocking.c (scop_do_strip_mine): Do not call graphite_legal_transform. (scop_do_block): Same. 2010-09-30 Vladimir Kargov * graphite-scop-detection.c (graphite_can_represent_loop): Correct the description. 2010-09-30 Sebastian Pop * tree-scalar-evolution.c (instantiate_array_ref): New. (instantiate_scev_r): Also handle ARRAY_REFs. 2010-09-30 Sebastian Pop * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop): Do not check for VAR_DECL, PARM_DECL, FUNCTION_DECL, LABEL_DECL, RESULT_DECL, and FIELD_DECL. Return false for an SSA_NAME_IS_DEFAULT_DEF. (compute_scalar_evolution_in_loop): Do not further analyze the scalar evolution when no_evolution_in_loop_p returns true. 2010-09-30 Sebastian Pop * tree-chrec.h (evolution_function_is_affine_p): Do not check whether CHREC_LEFT is invariant. A function is affine when CHREC_RIGHT is invariant. 2010-09-30 Sebastian Pop * graphite-sese-to-poly.c (reduction_phi_p): Remove check for is_gimple_reg. (rewrite_degenerate_phi): Same. (rewrite_reductions_out_of_ssa): Add check for is_gimple_reg. 2010-09-30 Vladimir Kargov * graphite-scop-detection.c (graphite_can_represent_scev, graphite_can_represent_expr, stmt_has_simple_data_refs_p, graphite_can_represent_loop): Remove outermost_loop. 2010-09-30 Sebastian Pop PR middle-end/45229 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Do not handle GIMPLE_CALLs with no LHS. 2010-09-30 Riyadh Baghdadi * graphite-poly.c (init_graphite_out_file): New. (init_graphite_in_file): New. (apply_poly_transforms): Updated to enable reading and writing of multiple scop files. 2010-09-30 Tobias Grosser * graphite-scop-detection.c (graphite_can_represent_scev): Remove redundant checks. 2010-09-30 Sebastian Pop * graphite-clast-to-gimple.c (precision_for_value): Adjust computation of precision by 1. 2010-09-30 Riyadh Baghdadi * graphite-cloog-util.c (openscop_read_cloog_matrix): New. (openscop_read_polyhedron_matrix): New. * graphite-cloog-util.h (openscop_read_polyhedron_matrix): Declared. (openscop_read_N_int): Same. * graphite-poly.c (openscop_read_N_int): New. (openscop_read_one_int): New. (openscop_read_N_string): New. (openscop_read_one_string): New. (openscop_read_powerset_matrix): New. (graphite_read_transforms): Remove. (graphite_read_scatt): New. (graphite_read_scop_file): New. (apply_poly_transforms): Updated to call graphite_read_scop_file. 2010-09-30 Andreas Simbuerger * graphite-poly.c: Change include order. 2010-09-30 Andreas Simbuerger * graphite-cloog-compat.h (cloog_matrix_ncolumns): New. (cloog_matrix_nrows): New. 2010-09-30 Riyadh Baghdadi * graphite-cloog-util.c (openscop_print_cloog_matrix): Remove spaces from matrix lines. * graphite-poly.c (openscop_print_scattering_function_1): Same. (print_scattering_function_1): Same. (openscop_print_pbb_domain): Same. (openscop_print_scop_context): Same. (print_scop_context): Same. 2010-09-30 Riyadh Baghdad * graphite-poly.c (openscop_print_pdr_polyhedron): Fix indentation. (openscop_print_pdr_polyhedron): Print pph. 2010-09-30 Sebastian Pop * graphite-clast-to-gimple.c (gcc_type_for_interval): Generate in priority signed types. 2010-09-30 Sebastian Pop * graphite-clast-to-gimple.c (max_signed_precision_type): Remove the call to lang_hooks.types.type_for_size. Call build_nonstandard_integer_type. 2010-09-30 Riyadh Baghdadi * graphite-cloog-util.c (openscop_print_cloog_matrix): New. (openscop_print_polyhedron_matrix): New. * graphite-cloog-util.h (openscop_print_polyhedron_matrix): Declared. * graphite-poly.c (openscop_print_pdr_polyhedron): Same. (openscop_print_pdr_powerset): New. (openscop_print_powerset_matrix): New. (openscop_print_scattering_function_1): New. (print_scattering_function): Add support for scattering names and OpenScop format. (graphite_write_transforms): Remove. (print_pdr_access_layout): Updated to support OpenScop format. (print_pdr): Same. (openscop_print_pbb_domain): New. (print_pbb_body): Added a parameter to allow indicating that pbb_body is not provided. (print_pbb): Updated to call the new print_pbb_body. (openscop_print_scop_context): New. (print_scop_header): New. (print_scop): Updated to call print_scop_header. * graphite-poly.h: Document OpenScop format. 2010-09-30 Anatoly Sokolov * config/cris/m32c.c (cris_memory_move_cost): New. (cris_register_move_cost): Make static. Change arguments type from enum reg_class to reg_class_t. (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define. * config/cris/cris.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove. * config/cris/cris-protos.h (cris_register_move_cost): Remove. 2010-09-30 Jakub Jelinek PR target/45843 * config/i386/i386.c (ix86_gimplify_va_arg): Use INTVAL (XEXP (slot, 1)) as prev_size. 2010-09-30 Michael Meissner PR target/45837 * config/rs6000/aix.h (TARGET_AIX_OS): Define to be 1. * config/rs6000/rs6000.h (TARGET_AIX_OS): Define to be 0 if not defined. * config/rs6000/option-defaults.h (toplevel): Change #if TARGET_AIX to TARGET_AIX_OS to allow compiler to build after global option changes. 2010-09-30 Jakub Jelinek * dwarf2out.c (mem_loc_descriptor): Handle IF_THEN_ELSE. PR tree-optimization/31261 * fold-const.c (fold_binary): Optimize ((A & N) + B) & M for constants M and N, M == (1LL << cst) - 1 && (N & M) == M. 2010-09-30 Ralf Wildenhues PR bootstrap/45796 * Makefile.in (build/gen%$(build_exeext)): Move rule after all special-casing for generators and turn into ... ((genprog:%=build/gen%$(build_exeext))): ... this static pattern rule, for better error messages in case of toplevel dependency errors. (genprog): Add hooks, rename to ... (genprogerr): ... this, and let genprog also contain check, checksum, condmd. ((genprog:%=build/gen%$(build_exeext))): Rename to ... ((genprogerr:%=build/gen%$(build_exeext))): ... this. (build/genhooks$(build_exeext)): Remove now-unneeded dependency. 2010-09-30 Jonathan Wakely Ralf Wildenhues * doc/install.texi: Suggest using LD_LIBRARY_PATH to find libs for GMP, MPFR and MPC. 2010-09-30 Rainer Orth * config/sparc/sparc.opt (mimpure-text): Move ... * config/sol2.opt: ... here. Correct description. * config.gcc (*-*-solaris2*): Add sol2.opt to extra_options. * doc/invoke.texi (Option Summary, SPARC Options): Move -mimpure-text, -mno-impure-text, -threads, -pthreads, -pthread ... (Option Summary, Solaris 2 Options): ... here. (Submodel Options, Solaris 2 Options): New menu entry. (SPARC Options): Move -mimpure-text, -threads, -pthreads, -pthread ... (Solaris 2 Options): ... here. 2010-09-30 Michael Eager * extend.texi (interrupt_handler): Add MicroBlaze to list. (save_volatiles): Describe option for MicroBlaze. * invoke.texi: Add MicroBlaze Options. * contrib.texi: Add acknowledgment. * md.texi: Add MicroBlaze d and z constraints. * install.texi: Add microblaze-*-elf. * configure.ac: Add microblaze-*-* to target list. * configure: Regenerate. * config.gcc: Add microblaze*-*-*, microblaze*-linux*. * config/microblaze/microblaze-protos.h: New. * config/microblaze/crti.s: New. * config/microblaze/predicates.md: New. * config/microblaze/linux.h: New. * config/microblaze/microblaze.md: New. * config/microblaze/constraints.md: New. * config/microblaze/crtn.s: New. * config/microblaze/microblaze.opt: New. * config/microblaze/microblaze-c.c: New. * config/microblaze/t-microblaze: New. * config/microblaze/microblaze.c: New. * config/microblaze/microblaze.h: New. 2010-09-30 Iain Sandoe * c-parser.c (c_parser_objc_methodprotolist): Amend preceding comment, parse @optional/@required and set the flags as appropriate. 2010-09-30 Nathan Froyd * config/iq2000/t-iq2000 (TARGET_LIBGCC2_CFLAGS): Delete. 2010-09-30 Joseph Myers * opt-functions.awk (static_var): Update comment. (var_ref): Return offsetof expression or -1, not variable address. * optc-gen.awk: Generate structure field initializers instead of static variables. Expect -1 for missing variables instead of null pointer. Add gcc_options parameters to generated functions. * opth-gen.awk: Generate structure fields for static variables. Add gcc_options parameters to generated functions. * common.opt (optimize, optimize_size): Add variables. * config/i386/i386-c.c (ix86_pragma_target_parse): Pass &global_options to cl_target_option_restore. * config/i386/i386.c (ix86_valid_target_attribute_p): Pass &global_options to cl_optimization_restore, cl_target_option_save and cl_target_option_restore. (ix86_set_current_function): Pass &global_options to cl_target_option_restore. * config/pdp11/pdp11.h (optimize): Remove. * config/rs6000/rs6000.h (optimize): Remove. * config/sh/sh.h (optimize): Remove. * config/xtensa/xtensa.h (optimize): Remove. * coretypes.h (struct gcc_options): Declare. * diagnostic.c (diagnostic_initialize): Initialize context->option_state. (diagnostic_report_diagnostic): Pass option_state to option_enabled hook. * diagnostic.h (diagnostic_context.option_enabled): Add void * parameter. (diagnostic_context.option_state): New field. * final.c (final_start_function, final, final_scan_insn): Rename optimize parameter to optimize_p. * flags.h (optimize, optimize_size): Remove. * function.c (invoke_set_current_function_hook): Pass &global_options to cl_optimization_restore. * gcc.c (driver_handle_option): Take gcc_options parameter. Assert that it is &global_options. (process_command): Pass &global_options to read_cmdline_option. * ipa-pure-const.c (suggest_attribute): Pass &global_options to option_enabled. * lto-opts.c (lto_reissue_options): Use option_flag_var. Pass &global_options to set_option. * opts-common.c (handle_option, handle_generated_option, read_cmdline_option, set_option): Take explicit gcc_options parameters. Use option_flag_var. (option_flag_var): New. * opts.c (common_handle_option, lang_handle_option, target_handle_option): Take gcc_options parameter. Assert that it is &global_options. (read_cmdline_options): Pass &global_options to read_cmdline_option. (print_filtered_help): Use option_flag_var. Pass &global_options to option_enabled. (common_handle_option): Use option_flag_var. (option_enabled): Take opts parameter. Use option_flag_var. (get_option_state): Take gcc_options parameter. Use option_flag_var. Pass gcc_options parameter to option_enabled. (enable_warning_as_error): Pass &global_options to handle_generated_option. * opts.h (struct cl_option): Change flag_var to flag_var_offset. (cl_option_handler_func.handler): Take gcc_options parameter. (option_enabled, get_option_state, set_option, handle_option, handle_generated_option, read_cmdline_option): Take gcc_options parameters. * toplev.c (optimize, optimize_size): Remove. (print_switch_values): Pass &global_options to option_enabled. (option_affects_pch_p): Use option_flag_var. Pass &global_options to get_option_state. (general_init): Initialize global_dc->option_state. * tree.c (build_optimization_node): Pass &global_options to cl_optimization_save. (build_target_option_node): Pass &global_options to cl_target_option_save. 2010-09-30 Martin Jambor * tree-sra.c (type_consists_of_records_p): Do not check for trailing zero sized bit-fields. 2010-09-30 Nicola Pero * c-parser.c (c_lex_one_token): When finding a CPP_AT_NAME Objective-C token, map RID_CLASS to RID_AT_CLASS and similar. (c_parser_external_declaration): Use RID_AT_CLASS instead of RID_CLASS. (c_parser_objc_class_declaration): Same change. (c_parser_objc_try_catch_statement): Use RID_AT_TRY instead of RID_TRY and RID_AT_CATCH instead of RID_CATCH. (c_parser_objc_class_instance_variables): Use RID_AT_PRIVATE instead of RID_PRIVATE, RID_AT_PROTECTED instead of RID_PROTECTED and RID_AT_PUBLIC instead of RID_PUBLIC. (c_parser_statement_after_labels): Use RID_AT_TRY instead of RID_TRY and RID_AT_CATCH instead of RID_CATCH. 2010-09-30 Tom G. Christensen * doc/install.texi (Binaries): Update link to HP-UX porting centre. Add links to current providers of packages for Solaris and IRIX. 2010-09-29 Nicola Pero Merge from 'apple/trunk' branch on FSF servers. * c-parser.c: Applied change originally in c-parse.in. 2005-10-04 Fariborz Jahanian Radar 4281748 * c-decl.c (start_decl): Check for redeclaration of class name. * c-parse.in (after_type_declarator): Recognize CLASSNAME. 2010-09-29 Steve Ellcey * config/ia64/ia64.c (ia64_builtin_decl): New. (TARGET_BUILTIN_DECL): Define. (ia64_builtins): New. (ia64_init_builtins): Save decls in ia64_builtins. 2010-09-29 Bernd Schmidt PR target/40457 * postreload.c (move2add_use_add2_insn): Use full_costs for comparison. (move2add_use_add3_insn): Likewise. (reload_cse_move2add): Likewise. * rtlanal.c (get_full_rtx_cost): New function. * rtl.h (struct full_rtx_costs): New. (init_costs_to_max, init_costs_to_zero, costs_lt_p, costs_add_n_insns): New inline functions. (get_full_rtx_cost): Declare. PR c/45054 * reload1.c (replace_pseudos_in): Use eliminate_regs_1, allowing invariants. Check for reg_equiv_invariant. (reload): Assert that spilled_pseudos is empty when returning. 2010-09-29 Kai Tietz * config/i386/mingw32.h (TARGET_64BIT): replaced by TARGET_64BIT_DEFAULT in #if check. 2010-09-29 Jack Howarth * varasm.c (assemble_alias): Add error message for unsupported ifunc. 2010-09-29 Mike Stump * config/darwin.h (flag_mkernel): Remove. (flag_apple_kext): Likewise. 2010-09-29 Joseph Myers Jack Howarth * config/darwin.opt (undefined): Add. 2010-09-29 Nathan Sidwell PR testsuite/45664 * configure.ac: Add --enable-indirect-function option. * config.gcc: Add default_gnu_indirect_function. * config.in (HAVE_GAS_INDIRECT_FUNCTION): Rename to ... (HAVE_GNU_INDIRECT_FUNCTION): ... this. * varasm.c (do_assemble_alias): Adjust for macro name change. * configure: Rebuilt. * doc/install.texi: Document --enable-indirect-function. 2010-09-29 Joseph Myers * doc/options.texi (Variable, Var, Init): Update documentation without reference to VarExists. (VarExists): Remove. * common.opt, config/i386/i386.opt, config/linux.opt, config/rs6000/rs6000.opt, config/sh/sh.opt, config/spu/spu.opt: Don't use VarExists. 2010-09-29 Joseph Myers * optc-gen.awk: Generate global_options initializer instead of individual variables. Add x_ prefix to names of structure members. * opth-gen.awk: Generate gcc_options structure. Add x_ prefix to names of structure members. * doc/tm.texi.in (HARD_FRAME_POINTER_IS_FRAME_POINTER, HARD_FRAME_POINTER_IS_ARG_POINTER): Document. * doc/tm.texi: Regenerate. * alias.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER * builtins.c: Use HARD_FRAME_POINTER_IS_ARG_POINTER. * c-parser.c (disable_extension_diagnostics, restore_extension_diagnostics): Update names of cpp_options members. * combine.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER * common.opt (fcompare-debug-second): Don't use Var. * config/alpha/alpha.h (target_flags): Remove. * config/arm/arm.h (HARD_FRAME_POINTER_IS_FRAME_POINTER, HARD_FRAME_POINTER_IS_ARG_POINTER): Define. * config/bfin/bfin.h (target_flags): Remove. * config/cris/cris.h (target_flags): Remove. * config/i386/i386-c.c (ix86_pragma_target_parse): Update names of cl_target_option members. * config/i386/i386.c (ix86_force_align_arg_pointer): Remove. (ix86_function_specific_print, ix86_valid_target_attribute_tree, ix86_can_inline_p): Update names of cl_target_option members. * config/i386/i386.h (ix86_isa_flags): Remove. * config/lm32/lm32.h (target_flags): Remove. * config/mcore/mcore.h (mcore_stack_increment): Remove. * config/mcore/mcore.md (addsi3): Remove extern declaration of flag_omit_frame_pointer. * config/mep/mep.h (target_flags): Remove. * config/mips/mips.h (HARD_FRAME_POINTER_IS_FRAME_POINTER, HARD_FRAME_POINTER_IS_ARG_POINTER): Define. * config/mmix/mmix.h (target_flags): Remove. * config/rs6000/rs6000.h (rs6000_xilinx_fpu, flag_pic, flag_expensive_optimizations): Remove. * config/s390/s390.h (flag_pic): Remove. * config/score/score-conv.h (target_flags): Remove. * config/sh/sh.h (sh_fixed_range_str): Remove. * config/spu/spu.h (target_flags, spu_fixed_range_string): Remove. * dbxout.c: Use HARD_FRAME_POINTER_IS_ARG_POINTER * df-scan.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER. * diagnostic.c (diagnostic_initialize): Update names of diagnostic_context members. * diagnostic.h (diagnostic_context): Rename inhibit_warnings and warn_system_headers. (diagnostic_report_warnings_p): Update for new names. * dwarf2out.c: Use HARD_FRAME_POINTER_IS_ARG_POINTER * emit-rtl.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER and HARD_FRAME_POINTER_IS_ARG_POINTER. * flags.h (flag_compare_debug): Declare. * ira.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER * opts.c (flag_compare_debug): Define. (common_handle_option): Update names of diagnostic_context members. Handle -fcompare-debug-second. (fast_math_flags_struct_set_p): Update names of cl_optimization members. * reginfo.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER. * regrename.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER. * reload.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER. * reload1.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER. * resource.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER. * rtl.h (HARD_FRAME_POINTER_IS_FRAME_POINTER, HARD_FRAME_POINTER_IS_ARG_POINTER): Define and use. * sel-sched.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER * stmt.c: Use HARD_FRAME_POINTER_IS_ARG_POINTER. 2010-09-29 Hariharan Sandanagobalane * config/picochip/picochip.c (picochip_output_internal_label): This function can now be called for debug CFI labels, which can come in the middle of a vliw instruction. Postpone until end of vliw. 2010-09-29 Richard Guenther * tree.h (SCOPE_FILE_SCOPE_P): New macro. (DECL_FILE_SCOPE_P): Use it. (TYPE_FILE_SCOPE_P): New macro. 2010-09-29 Nicola Pero * c-parser.c (c_lex_one_token): In Objective-C, when dealing with a CPP_NAME which is a reserved word, clearly separate cases for OBJC_IS_PQ_KEYWORD, OBJC_IS_AT_KEYWORD and OBJC_IS_CXX_KEYWORD. 2010-09-29 Nicola Pero * c-parser.c (c_lex_one_token): In Objective-C, do not replace token->value with the canonical spelling. Do exactly like C and C++ and leave it as it is. 2010-09-28 Richard Henderson * config/alpha/alpha.c (alpha_builtins): New. (alpha_builtin_decl, TARGET_BUILTIN_DECL): New. (alpha_builtin_function): New. (alpha_add_builtins, alpha_init_builtins): Use it. 2010-09-28 Nicola Pero * doc/standards.texi (Standards): Expanded the section on Objective-C and Objective-C++. 2010-09-28 DJ Delorie PR target/45800 * config/m32c/m32c.c (m32c_subreg): Force adjustment of subregs of volatile MEMs. 2010-09-28 Iain Sandoe * c-parser.c (c_parser_declaration_or_fndef): Diagnose incorrect prefix attributes on methods. (c_parser_objc_method_definition): Handle attributes. (c_parser_objc_methodproto): Likewise. (c_parser_objc_maybe_method_attributes): New. (c_parser_objc_method_decl): Handle attributes, add a diagnostic for a missing definition, similar to that in ObjC++. 2010-09-28 Richard Henderson * defaults.h (DWARF2_UNWIND_INFO): Don't depend on TARGET_UNWIND_INFO. (MUST_USE_SJLJ_EXCEPTIONS): Remove. (CONFIG_SJLJ_EXCEPTIONS): Remove. (STACK_OLD_CHECK_PROTECT): Use targetm.except_unwind_info. (STACK_CHECK_PROTECT): Likewise. * dwarf2out.c (DWARF2_UNWIND_INFO, DWARF2_FRAME_INFO): Poison. (dwarf2out_do_frame): Use debug_unwind_info and except_unwind_info. (dwarf2out_do_cfi_asm, dwarf2out_begin_prologue): Likewise. (dwarf2out_frame_init, dwarf2out_frame_finish): Likewise. (dwarf2out_assembly_start): Likewise. * except.c (init_eh): Use targetm.except_unwind_info. (finish_eh_generation, gate_convert_to_eh_region_ranges): Likewise. (output_one_function_exception_table): Likewise. * final.c: Unconditionally include dwarf2out.h. (final_start_function): Unconditionally call dwarf2out routines. (final_end_function, final_scan_insn): Likewise. * function.c (expand_function_end): Use targetm.except_unwind_info. * opts.c (decode_options): Use targetm.except_unwind_info. * system.h (USING_SJLJ_EXCEPTIONS, TARGET_UNWIND_INFO): Poison. * target.def (debug_unwind_info, except_unwind_info): New. * target.h (enum unwind_info_type): New. * targhooks.c (default_debug_unwind_info): New. (default_except_unwind_info): New. (dwarf2_except_unwind_info, sjlj_except_unwind_info): New. * targhooks.h: Declare them. * tree-tailcall.c: Include "target.h" (suitable_for_tail_call_opt_p): Use targetm.except_unwind_info. * Makefile.in (tree-tailcall.o): Update. * tree.c (build_common_builtin_nodes): Use targetm.except_unwind_info. (lhd_gcc_personality): Likewise. * doc/tm.texi.in (TARGET_UNWIND_INFO): Remove. (TARGET_EXCEPT_UNWIND_INFO): New. (DWARF2_UNWIND_INFO): Update. (TARGET_DEBUG_UNWIND_INFO): New. * doc/tm.texi: Rebuild. * c-family/c-cppbuiltin.c (c_cpp_builtins): Use targetm.except_unwind_info. * config/arm/arm.c (TARGET_EXCEPT_UNWIND_INFO): New. (arm_except_unwind_info): New. (arm_compute_func_type): Use it. (arm_expand_prologue, thumb_pushpop): Likewise. (thumb1_expand_prologue, thumb1_output_function_prologue): Likewise. (arm_unwind_emit, arm_output_fn_unwind): Likewise. * config/arm/bpabi.h (ARM_UNWIND_INFO): Rename from TARGET_UNWIND_INFO. * config/arm/arm.h (ARM_UNWIND_INFO): Likewise. (DWARF2_UNWIND_INFO): Remove. (MUST_USE_SJLJ_EXCEPTIONS): Remove. (ARM_EABI_UNWIND_TABLES): Remove. * config/ia64/ia64.c (ia64_debug_unwind_info): New. (TARGET_DEBUG_UNWIND_INFO, TARGET_EXCEPT_UNWIND_INFO): New. (ia64_except_unwind_info): New. (ia64_output_function_prologue): Use it. (ia64_add_bundle_selector_before): Likewise. (ia64_reorg, ia64_asm_unwind_emit): Likewise. * config/ia64/ia64.h (DWARF2_FRAME_INFO): Remove. (TARGET_UNWIND_INFO): Remove. * config/pa/pa.c (pa_option_override): Use targetm.except_unwind_info. 2010-09-28 Iain Sandoe * c-parser.c (c_parser_objc_class_definition): Adjust prototype. (c_parser_objc_protocol_definition): Likewise. (c_parser_external_declaration): Provide dummy attribute arguments. (c_parser_declaration_or_fndef): Parse prefix attributes for ObjC. (c_parser_objc_class_definition): Handle attributes. (c_parser_objc_protocol_definition): Likewise. 2010-09-28 Tobias Burnus PR fortran/40569 PR fortran/40568 * toplev.h (save_decoded_options, save_decoded_options_count): New global variables. * toplev.c (save_decoded_options, save_decoded_options_count): Export variables. 2010-09-28 Ian Lance Taylor * config/i386/i386.c (ix86_supports_split_stack): Test HAVE_GAS_CFI_PERSONALITY_DIRECTIVE rather than dwarf2out_do_cfi_asm. 2010-09-28 Ian Lance Taylor PR target/45815 * opts.c (decode_options): Don't test whether the target supports split stack if flag_split_stack == 0. 2010-09-28 Jan Hubicka * builtin-attrs.def (ATTR_LEAF): New attribute. (ATTR_NOVOPS_LEAF_LIST, ATTR_LEAF_LIST, ATTR_NOTHROW_LEAF_LIST, ATTR_CONST_NOTHROW_LEAF_LIST, ATTR_PURE_NOTHROW_LEAF_LIST, ATTR_PURE_NOTHROW_NOVOPS_LEAF_LIST, ATTR_NORETURN_NOTHROW_LEAF_LIST, ATTR_MALLOC_NOTHROW_LEAF_LIST, ATTR_SENTINEL_NOTHROW_LEAF_LIST, ATTR_NOTHROW_NONNULL_LEAF, ATTR_CONST_NOTHROW_NONNULL_LEAF, ATTR_CONST_NOTHROW_TYPEGENERIC_LEAF, ATTR_PURE_NOTHROW_NONNULL_LEAF, ATTR_MALLOC_NOTHROW_NONNULL_LEAF): New attribute lists. * sync-builtins.def: Annotate all builtins by leaf. * omp-builtins.def: Annotate all builtins by leaf. * builtins.def: Annotate relevant builtins with leaf attribute. (ATTR_MATHFN_ERRNO, ATTR_MATHFN_FPROUNDING, ATTR_MATHFN_FPROUNDING_ERRNO, ATTR_MATHFN_FPROUNDING_STORE): Make leaf. 2010-09-28 Jan Hubicka * tree-ssa-ccp.c (fold_ctor_reference): New function. (fold_const_aggregate_ref): Use it. * fold-const.c (canonicalize_constructor_val): Check that we don't fold into external static. 2010-09-28 Rainer Orth PR target/44452 * config/i386/i386.opt (mvect8-ret-in-mem): Define. * config/i386/i386.c (ix86_target_string): Handle -mvect8-ret-in-mem. (ix86_solaris_return_in_memory): Remove. * config/i386/i386-protos.h (ix86_solaris_return_in_memory): Remove. * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove. (TARGET_SUBTARGET_DEFAULT): Redefine. * config/i386/sol2-10.h (TARGET_SUBTARGET_DEFAULT): Update comment. * config/i386/vx-common.h (SUBTARGET_RETURN_IN_MEMORY): Remove. (TARGET_SUBTARGET_DEFAULT): Redefine. * doc/invoke.texi (Option Summary, i386 and x86-64 Options): Add -mvect8-ret-in-mem. (i386 and x86-64 Options): Document -mvect8-ret-in-mem. 2010-09-29 Alan Modra PR target/45807 * config/rs6000/aix.h (SETUP_FRAME_ADDRESSES): Delete. * config/rs6000/linux64.h (SETUP_FRAME_ADDRESSES): Delete. * config/rs6000/rs6000-protos.h (rs6000_aix_emit_builtin_unwind_init): Delete. * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init): Delete. (rs6000_emit_prologue): Don't just create frame save info for r2, actually save r2. 2010-09-28 Richard Henderson * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Output 8 bytes when 8 bytes are requested. 2010-09-28 Tristan Gingold * config/avr/avr.c (expand_prologue): Set current_function_static_stack_size. 2010-09-28 Tristan Gingold * config/alpha/alpha.md: Change the initial condition of the probing loop. 2010-09-28 Uros Bizjak * config/i386/sse.md (*avx_3): Split from *avx_3. (*avx_3): Ditto. * config/i386/i386.md (maxmin): Remove code iterator. 2010-09-27 Ian Lance Taylor * config/i386/i386.c (ix86_supports_split_stack): -fsplit-stack requires assembler support for CFI directives. 2010-09-27 Richard Henderson * dwarf2out.c (dwarf2out_cfi_label): Use ASM_OUTPUT_DEBUG_LABEL. 2010-09-27 Hans-Peter Nilsson * emit-rtl.c (reorder_insns_nobb) [ENABLE_CHECKING]: Sanity-check that AFTER is not in the range FROM..TO, inclusive. 2010-09-27 Hans-Peter Nilsson Bernd Schmidt PR rtl-optimization/45792 * cfgcleanup.c (try_head_merge_bb): New rtx vector nextptr. If not all insns are to be merged, for each edge, stash the next candidate after the to-be-merged insns before doing the merge, and use them for the retry at the new insertion point. Handle CC0 targets when retrying. 2010-09-27 Ian Lance Taylor * common.opt (fsplit-stack): New option. * opts.c (decode_options): Set flag_split_stack to final value. * target.def (supports_split_stack): New hook. * gcc.c (STACK_SPLIT_SPEC): Define. (LINK_COMMAND_SPEC): Use STACK_SPLIT_SPEC. * doc/invoke.texi (Option Summary): Mention -fsplit-stack. (Code Gen Options): Document -fsplit-stack. * doc/extend.texi (Function Attributes): Mention no_split_stack. (Function Attributes): Document no_split_stack. * doc/tm.texi.in (Stack Smashing Protection): Add @hook TARGET_SUPPORTS_SPLIT_STACK. * doc/tm.texi: Rebuild. * function.c (thread_prologue_and_epilogue_insns): If flag_split_stack, add split stack prologue. * explow.c (allocate_dynamic_stack_space): Support -fsplit-stack. * varasm.c (saw_no_split_stack): New static variable. (assemble_start_function): Set saw_no_split_stack if the function has the no_split_stack attribute. (file_end_indicate_split_stack): New function. * output.h (file_end_indicate_split_stack): Declare. * libgcc-std.ver (GCC_4.6.0): Add -fsplit-stack support variables and function. * doc/libgcc.texi (Miscellaneous routines): Document -fsplit-stack routines. * config/i386/i386.c (ix86_option_override_internal): Don't set expand_builtin_va_start to NULL if -fsplit-stack. (ix86_function_regparm): Reduce local regparm by 1 for 32-bit -fsplit-stack. (ix86_va_start): If -fsplit-stack, get overflow pointer from scratch register set by prologue. (ix86_code_end): If -fsplit-stack, call file_end_indicate_split_stack. (ix86_supports_split_stack): New static function. (SPLIT_STACK_AVAILABLE): Define. (split_stack_prologue_scratch_regno): New static function. (split_stack_fn): New static variable. (ix86_expand_split_stack_prologue): New function. (ix86_live_on_entry): New static function. (ix86_legitimate_address_p): Handle UNSPEC_STACK_CHECK. (output_pic_addr_const): Likewise. (i386_asm_output_addr_const_extra): Likewise. (ix86_expand_call): Change return type to rtx. Return the new call instruction. (TARGET_SUPPORTS_SPLIT_STACK): Define. (TARGET_EXTRA_LIVE_ON_ENTRY): Define. * config/i386/i386.md (UNSPEC_STACK_CHECK): Define. (split_stack_prologue, split_stack_return): New insns. (split_stack_space_check): New insn. * config/i386/i386.h (struct machine_function): Add split_stack_varargs_pointer field. * config/i386/linux.h (TARGET_CAN_SPLIT_STACK): Define. (TARGET_THREAD_SPLIT_STACK_OFFSET): Define. * config/i386/linux64.h (TARGET_CAN_SPLIT_STACK): Define. (TARGET_THREAD_SPLIT_STACK_OFFSET): Define. * config/i386/i386-protos.h (ix86_expand_split_stack_prologue): Declare. (ix86_expand_call): Update declaration. 2010-09-27 Nicola Pero * doc/objc.texi (Type encoding): Added the new 'long double' (D) code. Added byref, which was missing in the list of codes. Explain that enumeration values are encoded as the integer type that the compiler uses to store them. Explain and make examples of how 'const' interacts with pointers, and the complication of the encoding of 'const char *'. (Legacy type encoding): New subsection, explaining that GCC emits incorrect type encodings for the NeXT runtime for compatibility reasons. (@@encode): New subsection, explaining @encode and particularly that protocol qualifiers are not recognized inside an @encode() expression. (Method signatures): New subsection, explaining how method signatures are encoded. 2010-09-27 Nicola Pero Merge from 'apple/trunk' branch on FSF servers. Removed small change in build_conditional_expr that had been added when fixing PR objc/27377 and which did the same check in a less complete way. 2005-12-15 Fariborz Jahanian Radar 4229905 * c-typeck.c (build_conditional_expr): Call objc_have_common_type when looking for objective-c common pointer types. 2005-06-22 Ziemowit Laski Radar 4154928 * c-typeck.c (build_conditional_expr): For two ObjC pointer types, use their ObjC common type. 2010-09-27 Richard Guenther * dbxout.c (dbxout_symbol): Use DECL_FILE_SCOPE_P. 2010-09-27 Jie Zhang * print-tree.c (print_node): Print in-constant-pool. 2010-09-27 Uros Bizjak * config/i386/i386.h (CLASS_MAX_NREGS): Also handle XCmode. (UNITS_PER_WORD): Define only when IN_LIBGCC2 is undefined. (MOVE_MAX_PIECES): Redefine using UNITS_PER_WORD. (ASM_OUTPUT_AVX_PREFIX): Simplify pointer addition. 2010-09-26 Uros Bizjak * config/i386/i386.md (pro_epilogue_adjust_stack__add): Merge from pro_epilogue_adjust_stack__{1,2}. (pro_epilogue_adjust_stack__add): Rename from pro_epilogue_adjust_stack__3. * config/i386/i386.c (pro_epilogue_adjust_stack): Update for renamed pro_epilogue_adjust_stack_{si,di}_add. (ix86_expand_prologue): Use indirect functions. Update for renamed pro_epilogue_adjust_stack_{si,di}_sub. 2010-09-26 Uros Bizjak * config/i386/i386.md (movmsk_df): New insn. (signbitdf): Split out of signbit2. Generate movmsk_df sequence for TARGET_SSE_MATH. 2010-09-26 Richard Sandiford * config/mips/mips.c (mips_builtin_decls): Declare. (mips_init_builtins): Store function declarations in mips_builtin_decls. (mips_builtin_decl): New function. (TARGET_BUILTIN_DECL): Define. 2010-09-25 Kai Tietz Richard Henderson * config/i386/cygwin.asm: Include auto-host.h. (cfi_startproc, cfi_endproc, cfi_adjust_cfa_offset, cfi_def_cfa_register, cfi_register, cfi_push, cfi_pop): New macros. (__chkstk, __alloca): Annotate for dwarf2 unwind info. Drop alignment code from the 64-bit path. Use gas local labels. * config/i386/i386.md (pro_epilogue_adjust_stack__2): Macroize from _di_2. Remove the useless constant integer argument. (pro_epilogue_adjust_stack__3): New. (allocate_stack_worker_probe_): Macroize from allocate_stack_worker_{32,64}. Use __chkstk_ms. Update all users. * config/i386/i386.c (ix86_expand_prologue): Use __chkstk_ms; use gen_pro_epilogue_adjust_stack_*_3 and annotate it. (__chkstk_ms): New function. * config/i386/t-cygming (LIB1ASMFUNCS): Add _chkstk_ms. * config/i386/t-interix: Likewise. * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Export for target. (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise. (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): Likewise. * configure, config.in: Rebuild. 2010-09-25 Eric Botcazou * tree-inline.c (copy_bb): Use GSI_CONTINUE_LINKING when inserting new statements because of the return slot optimization. 2010-09-25 Anatoly Sokolov * config/avr/avr.h (CLASS_LIKELY_SPILLED_P): Remove. * config/avr/avr-protos.h (class_likely_spilled_p): Remove. * config/avr/avr.c (TARGET_CLASS_LIKELY_SPILLED_P): Define. (class_likely_spilled_p): Rename to... (avr_class_likely_spilled_p): ...this. Make static. Change argument type to reg_class_t. 2010-09-24 Jan Hubicka * lto-symtab.c (lto_symtab_entry_def): Add guessed field. (lto_symtab_resolve_symbols): Set it. (lto_symtab_merge_decls_1): Do not compute used_from_object_file; store resolution field in cgraph/varpool. * cgraph.c (cgraph_same_body_alias, cgraph_add_thunk): Return node. (cgraph_get_node_or_alias, cgraph_get_node_or_alias): Constify. (cgraph_dump_node): Drop used_from_object_file. (cgraph_clone_node, cgraph_create_virtual_clone): Likewise. (cgraph_function_body_availability): Use decl_replaceable_p. (cgraph_make_node_local): Set resolution to LDPR_PREVAILING_DEF_IRONLY. (cgraph_can_remove_if_no_direct_calls_and_refs): Use cgraph_used_from_object_file_p. (cgraph_will_be_removed_from_program_if_no_direct_calls): Use cgraph_used_from_object_file_p. (resolution_used_from_other_file_p): New functoin. (cgraph_used_from_object_file_p): New predicate. * cgraph.h: Include plugin-api.h (struct cgraph_local_info): Remove used_from_object_file. (struct cgraph_node): Add resolution field. (struct varpool_node): Likewise; remove used_from_object_file; reove const_value_known. (cgraph_get_node, cgraph_get_node_or_alias, cgraph_node, cgraph_same_body_alias, cgraph_add_thunk): Update prototypes. (resolution_used_from_other_file_p, cgraph_used_from_object_file_p, varpool_used_from_object_file_p): Declare. (varpool_get_node, varpool_extra_name_alias): Update prototype. * tree.h (DECL_REPLACEABLE_P): Remove. (decl_replaceable_p, decl_binds_to_current_def_p): Declare. * final.c (rest_of_clean_state): Use decl_binds_to_current_def_p. * lto-cgraph.c (lto_output_node, lto_output_varpool_node, input_overwrite_node, input_node, input_varpool_node): Stream resolution. * expr.c (expand_expr_real_1): Use const_value_known_p * ipa.c (ipa_discover_readonly_nonaddressable_var): Do not set const_value_known. (cgraph_externally_visible_p): Use cgraph_used_from_object_file_p. (function_and_variable_visibility): Set resolution for local vars and functions; use varpool_used_from_object_file_p. * varasm.c (resolution_to_local_definition_p, resolution_local_p): New static functions. (default_binds_local_p_1): Use resolutoin info. (decl_binds_to_current_def_p, decl_replaceable_p): New functions. * varpool.c (varpool_get_node): Constify. (const_value_known_p): Do not use vnode->const_value_known; use decl_replaceable_p. (varpool_finalize_decl): Do not set const_value_known. (cgraph_variable_initializer_availability): Use decl_replaceable_p (varpool_extra_name_alias): Return new node. (varpool_used_from_object_file_p): New function. 2010-09-24 Richard Henderson * config/ia64/ia64.c (ia64_dwarf_handle_frame_unspec): New. (TARGET_DWARF_HANDLE_FRAME_UNSPEC): New. (do_spill): Use REG_CFA_OFFSET. (ia64_expand_prologue): Use REG_CFA_ADJUST_CFA and REG_CFA_REGISTER as appropriate. (ia64_expand_epilogue): Likewise. (process_set): Split into ... (process_cfa_adjust_cfa): this, (process_cfa_register): this, (process_cfa_offset): and this new function. (ia64_asm_unwind_emit): Use them. Expect REG_CFA_* notes instead of REG_FRAME_RELATED_EXPR. 2010-09-24 Olivier Hainque * config/i386/vx-common.h (DBX_REGISTER_NUMBER): Reinstate. 2010-09-24 Jan Hubicka * doc/extend.texi: (attribute leaf): Document. * tree.c (local_define_builtin): Handle ECF_LEAF. (build_common_builtin_nodes): Set ECF_LEAF where needed. * tree.h (ECF_LEAF): New. * ipa-reference.c (propagate_bits): For leaf calls propagate ever overwrittable and unavailable functions. (ipa_init): Put all_module_statics into optimization_summary_obstack. (copy_global_bitmap): Do not copy all_module_statics. (read_write_all_from_decl): Use cgraph_node argument; handle ECF_LEAF. (propagate): Handle overwritable and unavailable leaf functions; initialize global info for overwritable and unavailable leaf functions; do not free all module statics. (ipa_reference_get_not_{read,written}_global): Leaf calls don't clobber local statics. * calls.c (flags_from_decl_or_type): Handle leaf. * tree-cfg.c (stmt_can_make_abnormal_goto): Leaf functions can't do abnormal gotos. 2010-09-24 Basile Starynkevitch * gengtype.c: Reindented. * gengtype.h: Reindented. * gengtype-parse.c: Reindented. 2010-09-24 Jan Hubicka PR tree-optimization/45738 PR tree-optimization/45741 * expr.c (string_constant): Allow CONST_DECL too; check that DECL_INITIAL is set. * varpool.c (const_value_known_p): Only look into VAR_DECL and CONST_DECL. 2010-09-24 Joseph Myers * common.opt (undef): New. 2010-09-24 Jakub Jelinek PR middle-end/45234 * rtl.h (enum global_rtl_index): Add GR_VIRTUAL_PREFERRED_STACK_BOUNDARY. (LAST_VIRTUAL_POINTER_REGISTER): Define. (virtual_preferred_stack_boundary_rtx, VIRTUAL_PREFERRED_STACK_BOUNDARY_REGNUM): Define. (LAST_VIRTUAL_REGISTER): Increase by one. (REGNO_PTR_FRAME_P): Use LAST_VIRTUAL_POINTER_REGISTER instead of LAST_VIRTUAL_REGISTER. * function.c (instantiate_new_reg): Handle virtual_preferred_stack_boundary_rtx. * emit-rtl.c (init_virtual_regs): Handle VIRTUAL_PREFERRED_STACK_BOUNDARY_REGNUM. (init_emit_regs): Initialize virtual_preferred_stack_boundary_rtx. * explow.c (round_push): If crtl->preferred_stack_boundary is smaller than MAX_SUPPORTED_STACK_ALIGNMENT, use virtual_preferred_stack_boundary_rtx alignment instead of crtl->preferred_stack_boundary alignment. (allocate_dynamic_stack_space): Use CONST_INT_P and REG_P macros. Never decrease crtl->preferred_stack_boundary, use crtl->preferred_stack_boundary or MAX_SUPPORTED_STACK_ALIGNMENT instead of PREFERRED_STACK_BOUNDARY. Don't modify stack_pointer_delta in dynamic allocation, even when size is constant. (probe_stack_range, anti_adjust_stack_and_probe): Use CONST_INT_P macro. * print-rtl.c (print_rtx): Handle VIRTUAL_PREFERRED_STACK_BOUNDARY_REGNUM. * config/alpha/alpha.h (NONSTRICT_REG_OK_FP_BASE_P): Use LAST_VIRTUAL_POINTER_REGISTER instead of LAST_VIRTUAL_REGISTER. * config/frv/frv.c (frv_emit_movsi): Likewise. * config/arm/arm.c (thumb1_legitimate_address_p): Likewise. * config/rs6000/rs6000.c (virtual_stack_registers_memory_p): Likewise. Revert: 2010-09-17 H.J. Lu PR middle-end/45234 * calls.c (expand_call): Make sure that all variable sized adjustments are multiple of preferred stack boundary after stack alignment. 2010-09-24 Iain Sandoe Dominique Dhumieres PR bootstrap/45751 * config/darwin-driver.c (darwin_default_min_version): Adjust size passed to memcpy in two places. 2010-09-24 Richard Guenther * c-decl.c (pop_scope): Always set file-scope DECL_CONTEXT. Make sure to not call set_type_context with error_mark_node. * langhooks.c (lhd_set_decl_assembler_name): Use DECL_FILE_SCOPE_P. 2010-09-24 Richard Guenther * Makefile.in (OBJS-onestep): Remove. (ALL_HOST_BACKEND_OBJS): Remove libbackend.o. (libbackend.a): Remove onestep support. (libbackend.o): Remove. * configure.ac (--enable-intermodule): Remove. * configure: Regenerate. 2010-09-24 Bernd Schmidt * cfgcleanup.c (flow_find_head_matching_sequence): Terminate when reaching the end of a block if it occurs at a DEBUG_INSN. 2010-09-09 Tristan Gingold PR target/44242 * config/vms/vms-crt0-64.c: Removed. * config/vms/vms-crt0.c: Removed. * config/vms/vms-psxcrt0-64.c: Removed. * config/vms/vms-psxcrt0.c: Removed. * config/vms/vms-ucrt0.c: New file. * config/vms/t-vms64: Removed. * config/vms/t-vms (VMS_EXTRA_PARTS): Uncomment it. Remove DECC. Use $(GCC_FOR_TARGET) to build pcrt0.o and vcrt0.o * config.gcc (alpha-dec-vms): Use t-vms. 2010-09-24 Nicola Pero * doc/invoke.texi (-fno-nil-receivers): Tidied up line to remove underfull hbox in DVI output. (-fobjc-class-cxx-cdtors): Same change. (-fobjc-exceptions): Tidied up documentation. Explain what the option does, but moved the (lenghty) description of the exception syntax into objc.texi. (-fobjc-gc): Explain that the option is not useful with the GNU runtime. (-fzero-link): Explain that the GNU runtime always works in "zero-link" mode. * doc/objc.texi: All sections: simplified @node declarations removing specification of next, previous, up node. (Objective-C): Updated introduction. (Garbage Collection): Updated. The bohem-gc library is now included in gcc itself. Mention that this section only applies to the GNU Objective-C runtime. (compatibility_alias): Small tidy up. (Exceptions): New section mostly containing text previously in the description of the -fobjc-exception command-line option. (Synchronization): Same. 2010-09-24 Uros Bizjak * config/i386/i386.md (ix86_code_end): Move the initialization of xops array near the consumer. Use AX_REG and SP_REG instead of numerical constants. 2010-09-24 Nicola Pero * c-typeck.c (convert_arguments): Use warning 'too many arguments to method [methodname]' for an Objective-C method instead of the less satisfactory 'too many arguments to function' (with no method name). 2010-09-23 Eric Botcazou * tree-flow.h (execute_update_addresses_taken): Remove parameter. * tree-ssa.c (maybe_optimize_var): Tweak comment and dump messages. (execute_update_addresses_taken): Remove parameter. Execute the optimization unconditionally. * passes.c (execute_function_todo): Call execute_update_addresses_taken unconditionally if TODO_rebuild_alias is set, else only when optimizing if TODO_update_address_taken is set. 2010-09-23 Anatoly Sokolov * config/arm/arm.h (OUTPUT_ADDR_CONST_EXTRA): Remove. * config/arm/arm-protos.h (arm_output_addr_const_extra): Remove. * config/arm/arm.c (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define. (arm_output_addr_const_extra): Make static. 2010-09-23 Uros Bizjak * config/i386/i386.md (UNSPECV_NOPS): Rename from UNSPEC_NOPS and define as unspec_volatile. ("nops"): Define as unspec_volatile. Use fputs to write to asm_out_file directly. Output NOPs on separate lines using while loop. * config/i386/i386.c (ix86_code_end): Use fputs to write to asm_out_file directly. Output NOPs on separate lines using while loop. 2010-09-23 Richard Guenther PR tree-optimization/45565 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Make sure to adjust the fndecl before replacing the stmt. 2010-09-23 Richard Guenther PR middle-end/45750 * gimplify.c (gimplify_expr): Properly pass on GS_ERROR when gimplifying MEM_REF. 2010-09-23 Alan Modra * config/rs6000/rs6000.c (toc_relative_ok): Delete. (rs6000_emit_move): Use SYMBOL_REF_LOCAL_P instead. 2010-09-23 Bernd Schmidt PR rtl-optimization/44374 * basic-block.h (enum bb_flags): Add BB_MODIFIED. * df-core.c (df_set_bb_dirty): Set it. * ifcvt.c (find_memory): Remove function. (dead_or_predicable): Use can_move_insns_across. * df.h (can_move_insns_across): Declare function. * cfgcleanup.c (block_was_dirty): New static variable. (try_crossjump_bb, try_forward_edges): Test BB_MODIFIED flag rather than df_get_bb_dirty. (try_head_merge_bb): New static function. (try_optimize_cfg): Call it. Call df_analyze if block_was_dirty is set. * df-problems.c: Include "target.h" (df_simulate_find_uses): New static function. (MEMREF_NORMAL, MEMREF_VOLATILE): New macros. (find_memory, find_memory_store): New static functions. (can_move_insns_across): New function. * Makefile.in (df-problems.o): Update dependencies. 2010-09-22 Eric Botcazou PR java/44095 * config/sparc/linux.h (ASM_SPEC): Pass -K PIC if -findirect-dispatch is specified and the suffix of the file isn't ".c". * config/sparc/linux64.h (ASM_SPEC): Likewise. 2010-09-22 Ralf Wildenhues * doc/contrib.texi (Contributors): Allow URL to wrap in PDF output. * doc/cppopts.texi: Fix markup of index entry. * doc/extend.texi (Constructing Calls): Fix markup of __builtin_va_arg_pack and __builtin_va_arg_pack_len definition. (Conditionals, C++ Comments, Pragmas, Unnamed Fields, Thread-Local) (Vague Linkage, C++ Attributes): Fix markup of index entries and keywords. * doc/invoke.texi (Option Summary): Fix spacing. Rewrap to avoid long lines. (C Dialect Options, C++ Dialect Options, Warning Options) (Debugging Options, Spec Files, Darwin Options) (i386 and x86-64 Options, MIPS Options) (RS/6000 and PowerPC Options, Code Gen Options): Fix markup of index entries, avoid abbreviations, allow URLs to wrap, avoid long lines, avoid overlong pages from long @itemx lists. * doc/objc.texi (Garbage Collection): Allow URLs to wrap. * doc/standards.texi (Standards): Likewise. * doc/trouble.texi (Incompatibilities): Fix markup of index entry. 2010-09-22 Joseph Myers * opts-common.c (prune_options): Make static. Work with decoded options. (decode_cmdline_options_to_array): Call prune_options. Don't resize option array here. * opts.h (prune_options): Remove prototype. * gcc.c (process_command): Take decoded options; don't call decode_cmdline_options_to_array here. Use decoded options for argv[0]. (main): Call decode_cmdline_options_to_array here instead of prune_options. Update call to process_command. * config/darwin-driver.c: Include opts.h. (darwin_default_min_version): Work with decoded options. Don't handle -b or -V here. * config/darwin.h (darwin_default_min_version): Update prototype. (GCC_DRIVER_HOST_INITIALIZATION): Update call to darwin_default_min_version. * config/i386/cygwin.h (mingw_scan): Update prototype. (GCC_DRIVER_HOST_INITIALIZATION): Update call to mingw_scan. * config/i386/cygwin1.c: Include opts.h. (mingw_scan): Work with decoded options. * config/i386/t-cygwin (cygwin1.o): Update dependencies. * config/t-darwin (darwin-driver.o): Update dependencies. 2010-09-22 Joseph Myers * common.opt (-assemble, -compile, -coverage, -debug, -dump, -dump=, -dumpbase, -dumpdir, -entry, -entry=, -extra-warnings, -for-assembler, -for-assembler=, -for-linker, -for-linker=, -force-link, -force-link=, -language, -language=, -library-directory, -library-directory=, -no-canonical-prefixes, -no-standard-libraries, -no-warnings, -optimize, -output, -output=, -pass-exit-codes, -pedantic, -pedantic-errors, -pie, -pipe, -prefix, -prefix=, -preprocess, -print-file-name, -print-file-name=, -print-libgcc-file-name, -print-multi-directory, -print-multi-lib, -print-multi-os-directory, -print-prog-name, -print-prog-name=, -print-search-dirs, -print-sysroot, -print-sysroot-headers-suffix, -profile, -save-temps, -shared, -specs, -specs=, -static, -symbolic, -time, -verbose, -param=, -sysroot, coverage, e, u, symbolic): New. (fhelp, fhelp=, ftarget-help, fversion): Make into aliases. * gcc.c (A Short Introduction to Adding a Command-Line Option): Remove comment. (cc1_options): Correct specs for passing down --help, --target-help and --help=*. Add spec for passing down --version. (struct option_map, option_map, target_option_translations, translate_options): Remove. (driver_handle_option): Handle OPT__version, OPT__help, OPT__help_ and OPT__target_help instead of OPT_fversion, OPT_fhelp, OPT_fhelp_ and OPT_ftarget_help. (process_command): Don't call translate_options. Call decode_cmdline_options_to_array before checking for -no-canonical-prefixes using decoded options. * opts-common.c (tm.h): Update comment on #include. (find_opt): Allow abbreviations of long options. (struct option_map, option_map): New. (decode_cmdline_option): Use them instead of hardcoding -Wno, -fno and -mno handling. (target_option_translations): New. (decode_cmdline_options_to_array): Handle TARGET_OPTION_TRANSLATE_TABLE in driver. * opts.c (common_handle_option): Don't handle OPT_fhelp, OPT_ftarget_help, OPT_fhelp_ or OPT_fversion. 2010-09-22 Richard Guenther * tree-inline.c (optimize_inline_calls): Schedule cleanups only if we inlined something. Block compaction and conditional folding are done by cfg cleanup. Schedule update-address-taken. (tree_function_versioning): Remove redundant call to number_blocks. * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Conditional folding is done by cfg cleanup. * passes.c (init_optimization_passes): Remove update-address-taken pass after IPA inlining. 2010-09-22 Chung-Lin Tang * postreload.c (move2add_note_store): Add reg_symbol_ref[] checks to update conditions. Fix reg_mode[] check. 2010-09-22 Hariharan Sandanagobalane * config/picochip/picochip.md (movhicc): Use expand to check whether movhicc is available and split it after reload. 2010-09-22 Richard Guenther * tree-ssanames.c (release_dead_ssa_names): Do not remove callee edges here. * passes.c (init_optimization_passes): Remove early CFG cleanup. * tree-optimize.c (execute_cleanup_cfg_pre_ipa): Remove. (pass_cleanup_cfg): Likewise. (execute_fixup_cfg): Cleanup. * tree-pass.h (pass_cleanup_cfg): Remove. 2010-09-22 Martin Jambor * gimple-fold.c (fold_gimple_call): New parameter inplace, do not fold builtins if it is true. (fold_stmt_1): Call, fold_gimple_call always, pass inplace as a parameter. 2010-09-22 Martin Jambor * tree-sra.c (struct access): New field grp_no_warning. (create_access_replacement): Set TREE_NO_WARNING according to grp_no_warning. (create_artificial_child_access): Use build_ref_for_model and set grp_no_warning if build_user_friendly_ref_for_offset fails. (propagate_subaccesses_across_link): Likewise. 2010-09-22 Eric Botcazou PR target/35664 * config/sparc/constraints.md ('e'): Return NO_REGS if !TARGET_FPU. ('f'): Likewise. 2010-09-22 Tristan Gingold * config/alpha/alpha.c (alpha_use_linkage): Initialize target field. 2010-09-22 Uros Bizjak * config/i386/i386.h (MAX_STRINGOP_ALGS): Fix typo in the name. * config/i386/i386.c (decide_alg): Update for rename. 2010-09-22 Jakub Jelinek PR rtl-optimization/45739 * simplify-rtx.c (simplify_binary_operation_1): Optimize even vector mode | CONST0_RTX (mode) and ^ CONST0_RTX (mode). 2010-09-21 Anatoly Sokolov * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): Remove macros. * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra): Remove. * config/rs6000/rs6000.c (rs6000_output_addr_const_extra): Make static. (TTARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define. 2010-09-21 Nicola Pero PR objc/23710 * c-parser.c (c_parser_objc_method_definition): Check the return value of objc_start_method_definition and if false is returned, parse the method definition but emit no code. 2010-09-21 Nicola Pero PR objc/25965 * c-decl.c (detect_field_duplicates): If compiling Objective-C, call objc_get_interface_ivars (). 2010-09-21 Kai Tietz PR target/45694 * config/i386/i386.c (ix86_expand_prologue): Save r10 in case that static chain-register is used for 64-bit. 2010-09-21 Richard Guenther * dwarf2out.c (is_cu_die): New function. (add_pubtype): Use it. (gen_subprogram_die): Likewise. (gen_struct_or_union_type_die): Likewise. (dwarf2out_finish): Likewise. (comp_unit_die): Rename to ... (single_comp_unit_die): ... this. (comp_unit_die): New function lazily constructing and returning single_comp_unit_die. (is_cxx, is_fortran, is_ada, debug_dwarf, break_out_comdat_types, base_type_die, subrange_type_die, modified_type_die, lower_bound_default, add_bound_info, add_prototyped_attribute, dwarf2out_vms_debug_main_pointer, scope_die_for, retry_incomplete_types, dwarf2out_abstract_function, gen_type_die_with_usage, get_context_die, force_decl_die, gen_namespace_die, dwarf2out_decl, dwarf2out_start_source_file, dwarf2out_end_source_file, prune_unused_types, dwarf2out_finish): Use it. (gen_compile_unit_die): For GNU GIMPLE derive DW_AT_language from the global list of translation-unit decls. (dwarf2out_init): Do not create single_comp_unit_die here. (force_decl_die): Handle TRANSLATION_UNIT_DECL. 2010-09-21 Richard Guenther * dwarf2out.c (dwarf2out_decl): Do not always generate a DIE for bool for C++. 2010-09-21 Bernd Schmidt * config/arm/iterators.md (qhs_extenddi_op): New mode_attr. (qhs_extenddi_cstr): Likewise. * config/arm/arm.md (zero_extenddi2, extenddi2): Use them for the source operand. 2010-09-21 Uros Bizjak * config/i386/i386.c (ix86_split_ashl): Rename single_width variable to half_width. Use GET_MODE_BITSIZE to calculate mode size. (ix86_split_ashr): Ditto. (ix86_split_lshr): Ditto. 2010-09-21 Richard Guenther PR tree-optimization/45580 * tree-ssa-propagate.c (substitute_and_fold): Always replace regular uses. * gimple-fold.c (gimple_fold_obj_type_ref): For a BINFO without virtuals fold the call into a regular indirect one. 2010-09-20 Eric Botcazou PR rtl-optimization/42775 * cfgrtl.c (rest_of_pass_free_cfg): Recompute notes if delay slot scheduling is enabled. 2010-09-20 Jakub Jelinek PR rtl-optimization/45728 * expr.c (expand_expr_real_1): If op0 isn't REG or MEM, try gen_lowpart_common first and if that fails, force_reg first before calling gen_lowpart. PR middle-end/45678 * cfgexpand.c (expand_one_stack_var_at): Use crtl->max_used_stack_slot_alignment as max_align, instead of maximum of that and PREFERRED_STACK_BOUNDARY. Don't call update_stack_alignment. 2010-09-20 Eric Botcazou * langhooks.h (struct lang_hooks_for_types): Remove hash_types field. * langhooks-def.h (LANG_HOOKS_HASH_TYPES): Delete. (LANG_HOOKS_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_HASH_TYPES. * system.h (LANG_HOOKS_HASH_TYPES): Poison. * tree.c (type_hash_canon): Do not test lang_hooks.types.hash_types. (build_nonstandard_integer_type): Likewise. (build_range_type_1): New function, built from... (build_range_type): ...this. Call build_range_type_1. (build_nonshared_range_type): New function. (build_array_type_1): New function, built from... (build_array_type: ...this. Call build_array_type_1. (build_nonshared_array_type): New function. * tree.h (build_nonshared_range_type): Declare. (build_nonshared_array_type): Likewise. 2010-09-20 Anatoly Sokolov * config/arm/arm.h (CLASS_LIKELY_SPILLED_P): Remove. * config/arm/arm.c (TARGET_CLASS_LIKELY_SPILLED_P): Define. (arm_class_likely_spilled_p): New function. 2010-09-20 Uros Bizjak * config/i386/i386.c (ix86_expand_ashl_const): Rewrite using indirect functions. (ix86_split_ashl): Ditto. (ix86_split_ashr): Ditto. (ix86_split_lshr): Ditto. (ix86_adjust_counter): Ditto. 2010-09-20 Nicola Pero * c-family/c-common.h (constant_string_class): Documented with comment identical to the one already in c-common.c. 2010-09-20 Jakub Jelinek * dwarf2out.c (any_cfis_emitted): New static variable. (add_fde_cfi): Set it. (dwarf2out_frame_debug): Clear it before processing, if it is set afterwards, flush any queued reg saves. PR debug/45124 * dwarf2out.c (add_accessibility_attribute): Assume DW_ACCESS_private as the default for dwarf_version > 2 and DW_TAG_class_type parent. (gen_inheritance_die): Assume DW_ACCESS_public as the default for dwarf_version > 2 and parent other than DW_TAG_class_type. 2010-09-20 Rafael Carre PR target/45726 * arm.md (arm_movt): Only enable on machines with MOVT. 2010-09-20 Jie Zhang * config/arm/arm.c (arm_address_offset_is_imm): New. (arm_early_store_addr_dep): New. (arm_early_load_addr_dep): New. * config/arm/arm-protos.h (arm_early_store_addr_dep): Declare. (arm_early_load_addr_dep): Declare. (arm_address_offset_is_imm): Declare. * config/arm/cortex-m4.md: New file. * config/arm/cortex-m4-fpu.md: New file. * config/arm/arm.md: Include cortex-m4.md and cortex-m4-fpu.md. (attr generic_sched): Exclude cortexm4. (attr generic_vfp): Exclude cortexm4. 2010-09-20 Richard Guenther PR middle-end/45704 * gimplify.c (gimplify_modify_expr_rhs): Preserve volatileness. 2010-09-20 Jan Hubicka PR tree-optimize/45605 * cgraph.h (const_value_known_p): Declare. (varpool_decide_const_value_known): Remove. * tree-ssa-ccp.c (get_base_constructor): Use it. * lto-cgraph.c (compute_ltrans_boundary): Likewise. * expr.c (string_constant): Likewise. * tree-ssa-loop-ivcanon.c (constant_after_peeling): Likewise. * ipa.c (ipa_discover_readonly_nonaddressable_var, function_and_variable_visibility): Likewise. * gimplify.c (gimplify_call_expr): Likewise. * gimple-fold.c (get_symbol_constant_value): Likewise. * varpool.c (varpool_decide_const_value_known): Replace by... (const_value_known_p): ... this one; handle other kinds of DECLs too and work for automatic vars. (varpool_finalize_decl): Use const_value_known_p. 2010-09-20 Rafael Carre PR target/45726 * arm.md (arm_movtas_ze): Only enable on machine with MOVT. 2010-09-20 Richard Guenther PR tree-optimization/45705 * tree-ssa-dom.c (optimize_stmt): Perform redundant store elimination. 2010-09-20 Jakub Jelinek PR rtl-optimization/45695 * combine.c (try_combine): When splitting a two set pattern, make sure the pattern which will be put into i2 doesn't use REGs or MEMs set by insns in between i2 and i3. 2010-09-19 Jan Hubicka PR lto/44246 * lto-cgraph.c (input_cgraph_1, input_varpool_1): Avoid processing same node twice. 2010-09-19 Anatoly Sokolov * config/bfin/bfin.h (CLASS_LIKELY_SPILLED_P): Remove. * config/bfin/bfin.c (TARGET_CLASS_LIKELY_SPILLED_P): Define. (bfin_class_likely_spilled_p): New function 2010-09-19 Ira Rosen PR tree-optimization/45714 * tree-vect-stmts.c (vect_transform_stmt): Use a dummy statement created in vectorizable_call instead of the original statement in def stmt updates. 2010-09-19 Uros Bizjak * config/i386/i386-protos.h (split_double_mode): New prototype. (split_di, split_ti): Remove prototypes. * config/i386/i386.c (split_double_mode): New function. (split_di, split_ti): Remove. (ix86_expand_branch): Use split_double_mode. (ix86_split_to_parts): Ditto. (ix86_split_ashl): Ditto. (ix86_split_ashr): Ditto. (ix86_split_lshr): Ditto. (ix86_force_to_memory): Ditto. * config/i386/i386.md: Use split_double_mode in double-mode splitters. 2010-09-18 Jan Hubicka PR tree-optimization/45453 * cgraphunit.c (cgraph_finalize_function): Consider comdat & external virtual functions are reachable. * ipa-inline.c (cgraph_clone_inlined_nodes): Likewise. * ipa.c (cgraph_remove_unreachable_nodes): Likewise. * ipa-prop.c (ipa_modify_formal_parameters): Clear DECL_VIRTUAL_P when modifying function. 2010-09-18 Jan Hubicka PR tree-optimization/45605 * cgraphunit.c (cgraph_analyze_functions): Allocate bitmap obstack. * gimple-fold.c (static_object_in_other_unit_p): New function. (canonicalize_constructor_val): Use it. (get_symbol_constant_value): Be reaqdy for canonicalize_constructor_val returning NULL. (gimple_fold_obj_type_ref_known_binfo): Use static_object_in_other_unit_p. 2010-09-18 Richard Guenther PR tree-optimization/45709 * tree-inline.c (copy_phis_for_bb): Delay commit of edge insertions until after all PHI nodes of the block are processed. 2010-09-18 Tijl Coosemans * config/i386/freebsd.h (SUBTARGET32_DEFAULT_CPU): Add. 2010-09-18 Kai Tietz * config.gcc (*-w64-mingw*): Correct typo about t-dfprules. 2010-09-18 Richard Guenther PR tree-optimization/45709 * tree-inline.c (copy_phis_for_bb): Fixup new_edge when we splitted it. 2010-09-17 Sebastian Pop * graphite-dependences.c (dot_deps): Add DEBUG_FUNCTION. (dot_deps_stmt): Same. * graphite-poly.c (dot_lst): Same. * graphite-scop-detection.c (dot_all_scops): Same. (dot_scop): Same. 2010-09-17 Sebastian Pop Revert: 2009-12-16 Ben Elliston * tree-data-ref.c (dot_rdg_1): Added back. (dot_rdg): Same. Added "#if 0" around system call. 2010-09-17 H.J. Lu Richard Henderson * config/i386/i386.c (initial_ix86_tune_features): Add X86_TUNE_PAD_SHORT_FUNCTION. (ix86_code_end): Pad with 8 NOPs for TARGET_PAD_SHORT_FUNCTION. (ix86_count_insn): New. (ix86_pad_short_function): Likewise. (ix86_reorg): Support TARGET_PAD_SHORT_FUNCTION. * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_PAD_SHORT_FUNCTION. (TARGET_PAD_SHORT_FUNCTION): New. * config/i386/i386.md (UNSPEC_NOPS): New. (nops): Likewise. 2010-09-17 H.J. Lu PR middle-end/45234 * calls.c (expand_call): Make sure that all variable sized adjustments are multiple of preferred stack boundary after stack alignment. 2010-09-17 DJ Delorie * config/rx/rx.c (rx_print_operand): If __builtin_rx_setpsw() is passed an invalid value, print an error instead of ICEing. (valid_psw_flag): New. (rx_expand_builtin): Call it for setpsw/clrpsw. (rx_expand_builtin_mvtipl): Pass an integer to IN_RANGE, not an RTX. * config/rx/rx.md (bitclr): Don't mark the output as early-clobber. (bitclr_in_memory): Likewise. (clrspw, setpsw, mvfc, mvtc, mvtipl): Make volatile. 2010-09-17 H.J. Lu PR middle-end/45678 * cfgexpand.c (update_stack_alignment): New. (get_decl_align_unit): Use it. (expand_one_stack_var_at): Call update_stack_alignment. 2010-09-17 Richard Guenther * lto-streamer-in.c (lto_input_ts_translation_unit_decl_tree_pointers): Properly copy the read string. 2010-09-17 Joseph Myers * doc/options.texi (Variable): Document. * optc-gen.awk, opth-gen.awk: Handle Variable records. Don't generate target_flags declarations explicitly. Don't define VarExists variables for the driver. * common.opt (target_flags): New Variable record. (flag_dump_unnumbered, flag_dump_unnumbered_links, flag_var_tracking, flag_var_tracking_assignments, flag_var_tracking_assignments_toggle): Don't mark variables with VarExists. * config/i386/i386.c (ix86_isa_flags): Don't define here. * config/i386/i386.opt (ix86_isa_flags): Define here. * config/mcore/mcore.c (mcore_stack_increment): Don't define here. * config/mcore/mcore.opt (mcore_stack_increment): Don't mark with VarExists. * flags.h (flag_dump_unnumbered, flag_var_tracking): Remove. * print-rtl.c (flag_dump_unnumbered, flag_dump_unnumbered_links): Only define for generator programs. * rtlanal.c (target_flags): Remove. * toplev.c (flag_var_tracking, flag_var_tracking_assignments, flag_var_tracking_assignments_toggle): Remove. 2010-09-17 Michael Matz PR tree-optimization/43432 * tree-vect-data-refs.c (vect_analyze_data_ref_access): Accept backwards consecutive accesses. (vect_create_data_ref_ptr): If step is negative generate decreasing IVs. * tree-vect-stmts.c (vectorizable_store): Reject negative steps. (perm_mask_for_reverse, reverse_vec_elements): New functions. (vectorizable_load): Handle loads with negative steps when easily possible. 2010-09-03 Jan Hubicka * lto-cgraph.c (compute_ltrans_boundary): Use const_value_known. 2010-09-03 Naveen H.S * config/v850/v850.c (v850_function_value_regno_p): Make static. Adjust comments. Declare. (TARGET_FUNCTION_VALUE_REGNO_P): Define. * config/v850/v850.h (FUNCTION_VALUE_REGNO_P): Delete. 2010-09-17 Richard Guenther * common.opt (combine): Remove. * gcc.c (default_compilers): Remove specs testing combine. The C compilers no longer can combine. (option_map): Remove -combine. (display_help): Remove -combine. (driver_handle_option): Remove OPT_combine handling. (compile_input_file_p): Remove. (do_spec): Remove code concerning combine. (main): Likewise. * doc/invoke.texi: Remove traces of -combine. * lto-wrapper.c (run_gcc): Do not pass -combine to the compiler driver. 2010-09-17 Richard Guenther PR middle-end/45678 * builtins.c (fold_builtin_memory_op): Always properly adjust alignment of memory accesses. 2010-09-16 Jan Hubicka * lto-cgraph.c (input_overwrite_node): Do not set DECL_EXTERNAL when processing clone. 2010-09-16 H.J. Lu * config/i386/i386-protos.h (ix86_split_idivmod): New prototype. * config/i386/i386.c (predict_jump): Add prototype. (flag_opts): Add -m8bit-idiv. (ix86_split_idivmod): New. * config/i386/i386.md (UNSPEC_DIV_ALREADY_SPLIT): New. Add 2 splitters for SI/DI mode divide. (divmod4_1): New pattern. (udivmod4_1): Likewise. (testdi_ccno_1): Likewise. * config/i386/i386.opt (m8bit-idiv): New. * doc/invoke.texi: Document -m8bit-idiv. 2010-09-16 Reza Yazdani PR bootstrap/45680 * config/i386/i386.c (min_insn_size): Moved out of the ASM_OUTPUT_MAX_SKIP_PAD ifdef. 2010-09-16 Jan Hubicka * lto-cgraph.c (lto_output_node): Fix handling of clones. * ipa.c (cgraph_remove_unreachabloe_nodes): Fix handling of unreachable clones with reachable clones. * tree-inline.c (copy_bb): Fix sanity checking when producing unreachable clone. 2010-09-16 Anatoly Sokolov * config/m32r/m32r.c (TARGET_MEMORY_MOVE_COSTS): Remove. (TARGET_MEMORY_MOVE_COST): Define. (m32r_function_arg): Annotate argument 'type' with ATTRIBUTE_UNUSED. 2010-09-16 Alexander Monakov * sel-sched.c (move_cond_jump): Use tidy_control_flow instead of maybe_tidy_empty_bb. Revert: 2010-09-06 Alexander Monakov * sel-sched-ir.c (maybe_tidy_empty_bb): Export. 2010-09-16 Joseph Myers * target.def (target_option.optimization): New hook. * doc/tm.texi.in (OPTIMIZATION_OPTIONS): Change to TARGET_OPTION_OPTIMIZATION hook. * doc/tm.texi: Regenerate. * hooks.c (hook_void_int_int): New. * hooks.h (hook_void_int_int): Declare. * opts.c: Don't include tm_p.h. (decode_options): Use targetm.target_option.optimization instead of OPTIMIZATION_OPTIONS. * system.h (OPTIMIZATION_OPTIONS): Poison. * config/arm/arm-protos.h (arm_optimization_options): Remove. * config/arm/arm.c (TARGET_OPTION_OPTIMIZATION): Define. (arm_optimization_options): Rename to arm_option_optimization. Make static. * config/arm/arm.h (OPTIMIZATION_OPTIONS): Remove. * config/cris/cris.c (TARGET_OPTION_OPTIMIZATION): Define. (cris_option_optimization): New. * config/cris/cris.h (OPTIMIZATION_OPTIONS): Remove. * config/crx/crx.c (TARGET_OPTION_OPTIMIZATION): Define. (crx_option_optimization): New. * config/crx/crx.h (OPTIMIZATION_OPTIONS): Remove. * config/frv/frv-protos.h (frv_optimization_options): Remove. * config/frv/frv.c (TARGET_OPTION_OPTIMIZATION): Define. (frv_optimization_options): Rename to frv_option_optimization. Make static. * config/frv/frv.h (OPTIMIZATION_OPTIONS): Remove. * config/h8300/h8300.c (h8300_option_optimization): New. (TARGET_OPTION_OPTIMIZATION): Define. * config/h8300/h8300.h (OPTIMIZATION_OPTIONS): Remove. * config/i386/i386-protos.h (optimization_options): Remove. * config/i386/i386.c (optimization_options): Rename to ix86_option_optimization. Make static. (TARGET_OPTION_OPTIMIZATION): Define. * config/i386/i386.h (OPTIMIZATION_OPTIONS): Remove. * config/ia64/ia64-protos.h (ia64_optimization_options): Remove. * config/ia64/ia64.c (TARGET_OPTION_OPTIMIZATION): Define. (ia64_optimization_options): Rename to ia64_option_optimization. Make static. Call SUBTARGET_OPTIMIZATION_OPTIONS. * config/ia64/ia64.h (OPTIMIZATION_OPTIONS): Remove. Remove commented-out definition. * config/ia64/vms.h (SUBTARGET_OPTIMIZATION_OPTIONS): Define instead of OPTIMIZATION_OPTIONS. * config/m32r/m32r.c (TARGET_OPTION_OPTIMIZATION): Define. (m32r_option_optimization): New. * config/m32r/m32r.h (OPTIMIZATION_OPTIONS): Remove. * config/m68hc11/m68hc11-protos.h (m68hc11_optimization_options): Remove. * config/mcore/mcore.c (TARGET_OPTION_OPTIMIZATION): Define. (mcore_option_optimization): New. * config/mcore/mcore.h (OPTIMIZATION_OPTIONS): Remove. * config/mep/mep-protos.h (mep_optimization_options): Remove. * config/mep/mep.c (TARGET_OPTION_OPTIMIZATION): Define. (mep_optimization_options): Rename to mep_option_optimization. Make static. Take unused level and size parameters. * config/mep/mep.h (OPTIMIZATION_OPTIONS): Remove. * config/mmix/mmix.c (TARGET_OPTION_OPTIMIZATION): Define. (mmix_option_optimization): New. * config/mmix/mmix.h (OPTIMIZATION_OPTIONS): Remove. * config/pdp11/pdp11.c (TARGET_OPTION_OPTIMIZATION): Define. (pdp11_option_optimization): New. * config/pdp11/pdp11.h (OPTIMIZATION_OPTIONS): Remove. * config/rs6000/rs6000-protos.h (optimization_options): Remove. * config/rs6000/rs6000.c (TARGET_OPTION_OPTIMIZATION): Define. (optimization_options): Rename to rs6000_option_optimization. Make static. * config/rs6000/rs6000.h (OPTIMIZATION_OPTIONS): Remove. * config/rx/rx-protos.h (rx_set_optimization_options): Remove. * config/rx/rx.c (rx_set_optimization_options): Rename to rx_option_optimization. Make static. Take unused level and size parameters. (TARGET_OPTION_OPTIMIZATION): Define. * config/rx/rx.h (OPTIMIZATION_OPTIONS): Remove. * config/s390/s390-protos.h (optimization_options): Remove. * config/s390/s390.c (optimization_options): Rename to s390_option_optimization. Make static. Don't mark size parameter unused. (TARGET_OPTION_OPTIMIZATION): Define. * config/s390/s390.h (OPTIMIZATION_OPTIONS): Remove. * config/sh/sh-protos.h (sh_optimization_options): Remove. * config/sh/sh.c (TARGET_OPTION_OPTIMIZATION): Define. (sh_optimization_options): Rename to sh_option_optimization. Make static. Don't mark parameters unused. * config/sh/sh.h (OPTIMIZATION_OPTIONS): Remove. * config/spu/spu-protos.h (spu_optimization_options): Remove. * config/spu/spu.c (TARGET_OPTION_OPTIMIZATION): Define. (spu_optimization_options): Rename to spu_option_optimization. Make static. * config/spu/spu.h (OPTIMIZATION_OPTIONS): Remove. * config/v850/v850.c (TARGET_OPTION_OPTIMIZATION): Define. (v850_option_optimization): New. * config/v850/v850.h (OPTIMIZATION_OPTIONS): Remove. * config/xtensa/xtensa.c (TARGET_OPTION_OPTIMIZATION): Define. (xtensa_option_optimization): New. * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Remove. 2010-09-16 Joseph Myers * doc/tm.texi.in (OVERRIDE_OPTIONS): Remove documentation. (C_COMMON_OVERRIDE_OPTIONS): Don't refer to OVERRIDE_OPTIONS. * doc/tm.texi: Regenerate. * system.h (OVERRIDE_OPTIONS): Poison. * target.def (override): Default to hook_void_void. * targhooks.c (default_target_option_override): Remove. * genmodes.c, machmode.def: Update comments mentioning OVERRIDE_OPTIONS. * config/alpha/alpha-modes.def: Update comment mentioning alpha_override_options. * config/alpha/alpha-protos.h (override_options): Remove. * config/alpha/alpha.c (override_options): Rename to alpha_option_override. Call SUBTARGET_OVERRIDE_OPTIONS. Make static. (TARGET_OPTION_OVERRIDE): Define. * config/alpha/alpha.h (OVERRIDE_OPTIONS): Remove. * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): Define instead of OVERRIDE_OPTIONS. * config/arc/arc-protos.h (arc_init): Remove. * config/arc/arc.c (TARGET_OPTION_OVERRIDE): Define. (arc_init): Rename to arc_option_override. Make static. * config/arc/arc.h (ARC_EXTENSION_CPU): Correct comment. (OVERRIDE_OPTIONS): Remove. * config/arm/arm-protos.h (arm_override_options): Remove. * config/arm/arm.c (TARGET_OPTION_OVERRIDE): Define. (arm_override_options): Rename to arm_option_override. Make static. Call SUBTARGET_OVERRIDE_OPTIONS. * config/arm/arm.h (OVERRIDE_OPTIONS): Remove. * config/arm/arm.md: Update comment referring to arm_override_options. * config/arm/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define instead of OVERRIDE_OPTIONS. * config/avr/avr-protos.h (avr_override_options): Remove. * config/avr/avr.c (TARGET_OPTION_OVERRIDE): Define. (avr_override_options): Rename to avr_option_override. Make static. * config/avr/avr.h (OVERRIDE_OPTIONS): Remove. * config/bfin/bfin-protos.h (override_options): Remove (twice). * config/bfin/bfin.c (override_options): Rename to bfin_option_override. Make static. (TARGET_OPTION_OVERRIDE): Define. * config/bfin/bfin.h (OVERRIDE_OPTIONS): Remove. * config/cris/cris-protos.h (cris_override_options): Remove. * config/cris/cris.c (TARGET_OPTION_OVERRIDE): Define. (cris_override_options): Rename to cris_option_override. Make static. * config/cris/cris.h (OVERRIDE_OPTIONS): Remove. * config/frv/frv-protos.h (frv_override_options): Remove. * config/frv/frv.c (TARGET_OPTION_OVERRIDE): Define. (frv_override_options): Rename to frv_option_override. Make static. * config/frv/frv.h (OVERRIDE_OPTIONS): Remove. * config/h8300/h8300-protos.h (h8300_init_once): Remove. * config/h8300/h8300.c (h8300_init_once): Rename to h8300_option_override. Make static. (TARGET_OPTION_OVERRIDE): Define. * config/h8300/h8300.h (OVERRIDE_OPTIONS): Remove. * config/i386/i386-protos.h (override_options): Remove. * config/i386/i386.c (override_options): Rename to ix86_option_override_internal. Make static. Comments referring to this function and callers changed. (ix86_option_override): New. (TARGET_OPTION_OVERRIDE): Define. * config/i386/i386.h (OVERRIDE_OPTION): Remove. * config/i386/linux64.h (DEFAULT_PCC_STRUCT_RETURN): Update comment. * config/ia64/ia64.c (ia64_file_start): Update comment referring to ia64_override_options. * config/iq2000/iq2000-protos.h (override_options): Remove. * config/iq2000/iq2000.c (TARGET_OPTION_OVERRIDE): Define. (override_options): Rename to iq2000_option_override. Make static. * config/iq2000/iq2000.h (OVERRIDE_OPTIONS): Remove. * config/lm32/lm32-protos.h (lm32_override_options): Remove. * config/lm32/lm32.c (TARGET_OPTION_OVERRIDE): Define. (lm32_override_options): Rename to lm32_option_override. Make static. * config/lm32/lm32.h (OVERRIDE_OPTIONS): Remove. * config/m32r/m32r.c (TARGET_OPTION_OVERRIDE): Define. (m32r_option_override): New. (m32r_init): Update comment. * config/m32r/m32r.h (OVERRIDE_OPTIONS): Remove. * config/m68hc11/m68hc11-protos.h (m68hc11_override_options): Remove. * config/m68hc11/m68hc11.c (TARGET_OPTION_OVERRIDE): Define. (m68hc11_override_options): Rename to m68hc11_option_override. Make static. Return void. * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove. * config/m68k/m68k-protos.h (override_options): Remove. * config/m68k/m68k.c (TARGET_OPTION_OVERRIDE): Define. (override_options): Rename to m68k_option_override. Make static. * config/m68k/m68k.h (OVERRIDE_OPTIONS): Remove. * config/mcore/mcore-protos.h (mcore_override_options): Remove. * config/mcore/mcore.c (TARGET_OPTION_OVERRIDE): Define. (mcore_override_options): Rename to mcore_option_override. Make static. * config/mcore/mcore.h (OVERRIDE_OPTIONS): Remove. * config/mep/mep-protos.h (mep_override_options): Remove. * config/mep/mep.c (TARGET_OPTION_OVERRIDE): Define. (mep_override_options): Rename to mep_option_override. Make static. * config/mep/mep.h (OVERRIDE_OPTIONS): Remove. * config/mmix/mmix-protos.h (mmix_override_options): Remove. * config/mmix/mmix.c (TARGET_OPTION_OVERRIDE): Define. (mmix_override_options): Rename to mmix_option_override. Make static. * config/mmix/mmix.h (OVERRIDE_OPTIONS): Remove. * config/mn10300/mn10300-protos.h (mn10300_override_options): Remove. * config/mn10300/mn10300.c (TARGET_OPTION_OVERRIDE): Define. (mn10300_override_options): Rename to mn10300_option_override. Make static. * config/mn10300/mn10300.h (OVERRIDE_OPTIONS): Remove. * config/moxie/moxie-protos.h (moxie_override_options): Remove. * config/moxie/moxie.c (moxie_override_options): Rename to moxie_option_override. Make static. (TARGET_OPTION_OVERRIDE): Define. * config/moxie/moxie.h (OVERRIDE_OPTIONS): Remove. * config/picochip/picochip-protos.h (picochip_override_options): Remove. Update comment referring to picochip_override_options. * config/picochip/picochip.c (TARGET_OPTION_OVERRIDE): Define. (picochip_override_options): Rename to picochip_option_override. Make static. Update comment and definition of TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE. * config/picochip/picochip.h (OVERRIDE_OPTIONS): Remove. * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Update comment. * config/rs6000/aix51.h (SUBTARGET_OVERRIDE_OPTIONS): Update comment. * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Update comment. * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Update comment. * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Update comment. * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Define instead of OVERRIDE_OPTIONS. * config/rs6000/rs6000-modes.def: Update comment referring to rs6000_override_options. * config/rs6000/rs6000-protos.h (rs6000_override_options): Remove. * config/rs6000/rs6000.c (TARGET_OPTION_OVERRIDE): Define. (rs6000_override_options): Rename to rs6000_option_override_internal. Make static. Commented referring to rs6000_override_options and OVERRIDE_OPTIONS updated. (rs6000_option_override): New. * config/rs6000/rs6000.h (OPTION_TARGET_CPU_DEFAULT): Define instead of OVERRIDE_OPTIONS. * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Update comment. * config/s390/s390-protos.h (override_options): Remove. * config/s390/s390.c (override_options): Rename to s390_option_override. Make static. (TARGET_OPTION_OVERRIDE): Define. * config/s390/s390.h (OVERRIDE_OPTIONS): Remove. * config/score/score-protos.h (score_override_options): Remove. * config/score/score.c (TARGET_OPTION_OVERRIDE): Define. (score_override_options): Rename to score_option_override. Make static. * config/score/score.h (OVERRIDE_OPTIONS): Remove. Update comment referring to override_options. * config/score/score3.c (score3_override_options): Rename to score3_option_override. * config/score/score3.h (score3_override_options): Rename to score3_option_override. * config/score/score7.c (score7_override_options): Rename to score7_option_override. * config/score/score7.h (score7_override_options): Rename to score7_option_override. * config/sh/sh.c: Update comments referring to OVERRIDE_OPTIONS. * config/sparc/sparc.c (TARGET_OPTION_OVERRIDE): Define. (sparc_override_options): Rename to sparc_option_override. Make static. Call SUBTARGET_OVERRIDE_OPTIONS. * config/sparc/sparc.h (OVERRIDE_OPTIONS): Remove. * config/sparc/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define instead of OVERRIDE_OPTIONS. * config/spu/spu-protos.h (spu_override_options): Remove. * config/spu/spu.c (TARGET_OPTION_OVERRIDE): Define. (spu_override_options): Rename to spu_option_override. Make static. * config/spu/spu.h (OVERRIDE_OPTIONS): Remove. * config/vax/elf.h (SUBTARGET_OVERRIDE_OPTIONS): Define instead of OVERRIDE_OPTIONS. * config/vax/vax-protos.h (override_options): Remove. * config/vax/vax.c (TARGET_OPTION_OVERRIDE): Define. (override_options): Rename to vax_option_override. Make static. Call SUBTARGET_OVERRIDE_OPTIONS. * config/vax/vax.h (OVERRIDE_OPTIONS): Remove. * config/vxworks.c: Update comment referring to OVERRIDE_OPTIONS. * config/vxworks.h: Update comment referring to OVERRIDE_OPTIONS. * config/xtensa/xtensa-protos.h (override_options): Remove. * config/xtensa/xtensa.c (TARGET_OPTION_OVERRIDE): Define. (override_options): Rename to xtensa_option_override. Make static. * config/xtensa/xtensa.h (OVERRIDE_OPTIONS): Remove. 2010-09-16 Richard Guenther PR tree-optimization/45623 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Adjust. (get_constraint_for_component_ref): If computing a constraint for the rhs handle type punning through unions. (get_constraint_for_address_of): Adjust. (get_constraint_for_1): Likewise. (get_constraint_for): Likewise. (get_constraint_for_rhs): New function. (do_structure_copy): Adjust. (make_constraint_to): Likewise. (handle_const_call): Likewise. (find_func_aliases): Likewise. (process_ipa_clobber): Likewise. (create_variable_info_for): Likewise. 2010-09-16 Ira Rosen * tree-vectorizer.c: Fix documentation. * tree-vectorizer.h (vinfo_for_stmt): Add documentation. (set_vinfo_for_stmt, get_earlier_stmt, get_later_stmt, is_pattern_stmt_p, is_loop_header_bb_p, stmt_vinfo_set_inside_of_loop_cost, stmt_vinfo_set_outside_of_loop_cost, vect_pow2, aligned_access_p, known_alignment_for_access_p): Likewise. * tree-vect-loop.c: Fix documentation. (vect_get_cost): Start function name from new line. * tree-vect-data-refs.c: Fix documentation. * tree-vect_stmts.c: Likewise. (vect_create_vectorized_promotion_stmts): Always free vec_tmp. (vectorizable_store): Free vec_oprnds if allocated. (vectorizable_condition): Initialize several variables to avoid warnings. * tree-vect-slp.c: Fix documentation. 2010-09-16 Richard Guenther * tree.c (tree_node_structure_for_code): TRANSLATION_UNIT_DECL is TS_TRANSLATION_UNIT_DECL. (initialize_tree_contains_struct): Adjust. (all_translation_units): New global vector. (build_translation_unit_decl): New function. * tree.h (TRANSLATION_UNIT_LANGUAGE): New macro. (struct tree_translation_unit_decl): New. (all_translation_units): Declare. (union tree_node): Add translation_unit_decl member. (build_translation_unit_decl): Declare. * treestruct.def (TS_TRANSLATION_UNIT_DECL): New. * lto-streamer-out.c (pack_ts_translation_unit_decl_value_fields): New function. (pack_value_fields): Call it. (lto_output_tree_ref): Handle references to TRANSLATION_UNIT_DECL. (lto_output_ts_translation_unit_decl_tree_pointers): New function. (lto_output_tree_pointers): Call it. * lto-streamer-in.c (lto_input_tree_ref): Handle references to TRANSLATION_UNIT_DECL. (unpack_ts_translation_unit_decl_value_fields): New function. (unpack_value_fields): Call it. (lto_input_ts_translation_unit_decl_tree_pointers): New function. (lto_input_tree_pointers): Call it. * lto-streamer.c (check_handled_ts_structures): Adjust. * lto-streamer.h (enum LTO_tags): Add LTO_translation_unit_decl_ref. * c-decl.c (all_translation_units): Remove. (pop_scope): Use build_translation_unit_decl. (collect_all_refs): Adjust. (for_each_global_decl): Likewise. (c_write_global_declarations): Likewise. 2010-09-16 Jakub Jelinek PR bootstrap/45686 * fold-const.c (fold_checksum_tree): Change slot from const void ** to void **, use CONST_CAST_TREE to store into *slot. 2010-09-16 Uros Bizjak * config/i386/i386.md: Remove unneeded empty conditions and preparation statements from expanders. * config/i386/mmx.md: Ditto. * config/i386/sse.md: Ditto. 2010-09-16 Uros Bizjak * config/i386/i386.h (PUSH_ROUNDING): Redefine using UNITS_PER_WORD. 2010-09-15 Eric Botcazou PR rtl-optimization/45593 * reorg.c (relax_delay_slots): Use emit_copy_of_insn_after to re-emit insns that were in delay slots as stand-alone insns. 2010-09-15 Ian Lance Taylor * incpath.c (remove_duplicates): If name is not a directory, issue a warning rather than an error. 2010-09-15 Martin Jambor PR middle-end/45644 * tree-sra.c (create_access): Check for bit-fields directly. 2010-09-15 Jakub Jelinek PR tree-optimization/45633 * tree-cfg.c (verify_gimple_assign_binary): Allow MINUS_EXPR with lhs and rhs1 pointer vector and rhs2 sizetype vector. * expr.c (expand_expr_real_2) : For pointer or vector pointer use TER to optimize pointer subtraction. 2010-09-15 Jie Zhang * config/arm/vfp.md (cmpsf_trap_vfp): Change type from fcmpd to fcmps. 2010-09-15 Ian Lance Taylor * config/i386/i386.md (truncxf2): Fix indentation. 2010-09-15 Ian Lance Taylor * function.c (get_arg_pointer_save_area): Set arg_pointer_save_area_init to true. 2010-09-15 Martin Jambor * tree-sra.c (generate_subtree_copies): Updated comment. (handle_unscalarized_data_in_subtree): Removed parameter lhs which is obtained from the statement iterator instead. (load_assign_lhs_subreplacements): Removed parameters lhs and right_offset, which is obtained from top_racc instead. Parameter lacc is now expected to be the root of the processed tree rather than root's first child. Updated all callers. 2010-09-15 Joseph Myers * config/pdp11/pdp11.c (register_move_cost): Rename to pdp11_register_move_cost. * config/pdp11/pdp11-protos.h (register_move_cost): Rename to pdp11_register_move_cost. * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Call pdp11_register_move_cost instead of register_move_cost. 2010-09-15 Tejas Belagod * config/arm/neon.md (vec_pack_trunc_): Instruction pattern for vmovn. Expansion in case of non -mvectorize-with-neon-quad. (neon_vec_pack_trunc_): Instruction pattern for vmovn for non- -mvectorize-with-neon-quad case. (move_lo_quad_): New expansion to vmov into low part. (move_hi_quad_): New expansion to vmov into high part. (move_lo_quad_v4si): Refactor to move_lo_quad_ expansion. (move_lo_quad_v4sf): Likewise. (move_lo_quad_v8hi): Likewise. (neon_move_lo_quad_): Instruction pattern for vmov into low part. (neon_move_hi_quad_): Instruction pattern for vmov into high part. * config/arm/iterators.md (ANY128): New mode iterator. (V_narrow_pack): New mode attribute. (V_HALF): Add attribute. (V_DOUBLE): Add attribute. (V_mode_nunits): Add attribute. 2010-09-15 Eric Botcazou * config/alpha/alpha.c (alpha_expand_prologue): If stack checking is enabled, probe up to frame_size + STACK_CHECK_PROTECT bytes. 2010-09-15 Olivier Hainque Jose Ruiz * config/alpha/osf5.h (MD_UNWIND_SUPPORT): Define. * config/alpha/osf5-unwind.h: New file. 2010-09-14 H.J. Lu PR bootstrap/45672 * config/mips/mips.c (mips_units_per_simd_word): Correct return type. * config/rs6000/rs6000.c (rs6000_units_per_simd_word): Likewise. * config/sparc/sparc.c (sparc_units_per_simd_word): Likewise. 2010-09-15 Laurynas Biveinis * c-lang.h (struct lang_type): Add variable_size GTY option. 2010-09-14 H.J. Lu PR bootstrap/45672 * config/rs6000/rs6000.c (TARGET_VECTORIZE_UNITS_PER_SIMD_WORD): New. 2010-09-14 H.J. Lu * config/i386/i386.c (ix86_lea_for_add_ok): Return false if result isn't used in memory address. 2010-09-14 H.J. Lu * defaults.h (UNITS_PER_SIMD_WORD): Removed. * config/arm/arm.h (UNITS_PER_SIMD_WORD): Likewise. * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise. * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise. * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise. * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise. * target.def: Add units_per_simd_word to vectorize. * targhooks.c (default_units_per_simd_word): New. * targhooks.h (default_units_per_simd_word): Likewise. * config/arm/arm.c (arm_units_per_simd_word): Likewise. (TARGET_VECTORIZE_UNITS_PER_SIMD_WORD): Likewise. * config/mips/mips.c (mips_units_per_simd_word): Likewise. (TARGET_VECTORIZE_UNITS_PER_SIMD_WORD): Likewise. * config/rs6000/rs6000.c (rs6000_units_per_simd_word): Likewise. (TARGET_VECTORIZE_UNITS_PER_SIMD_WORD): Likewise. * config/sparc/sparc.c (sparc_units_per_simd_word): Likewise. (TARGET_VECTORIZE_UNITS_PER_SIMD_WORD): Likewise. * tree-vect-loop.c: Replace UNITS_PER_SIMD_WORD with TARGET_VECTORIZE_UNITS_PER_SIMD_WORD in comments. * tree-vect-stmts.c: Don't include "tm_p.h". (get_vectype_for_scalar_type): Replace UNITS_PER_SIMD_WORD with targetm.vectorize.units_per_simd_word. * system.h (UNITS_PER_SIMD_WORD): Poisoned. * config/i386/i386-protos.h (ix86_units_per_simd_word): Removed. * config/i386/i386.c (ix86_units_per_simd_word): Make it static. (TARGET_VECTORIZE_UNITS_PER_SIMD_WORD): New. * doc/tm.texi.in: Remove UNITS_PER_SIMD_WORD. Add TARGET_VECTORIZE_UNITS_PER_SIMD_WORD. * doc/tm.texi: Regenerated. 2010-09-14 H.J. Lu * tree-vect-stmts.c: Include "tm_p.h". * config/i386/i386-protos.h (ix86_units_per_simd_word): Moved out of RTX_CODE. 2010-09-14 Martin Jambor * tree-sra.c (build_ref_for_offset): Loc made a parameter. Set the location of generated statement. Changed all callers. (build_ref_for_model): New parameter loc which used to set location of all generated expressions. Changed all callers. (generate_subtree_copies): Likewise. (init_subtree_with_zero): Likewise. (sra_modify_expr): Set locations of all generated statements and expressions to the location the original statement. (handle_unscalarized_data_in_subtree): Likewise. (load_assign_lhs_subreplacements): Likewise. (sra_modify_constructor_assign): Likewise. (sra_modify_assign): Likewise. 2010-09-14 Eric Botcazou PR target/45277 PR target/45363 PR target/45407 * doc/install.texi (sparc*-*-*): New section. (sparc-sun-solaris2*): Mention MPC alongside GMP and MPFR. 2010-09-14 Jakub Jelinek PR middle-end/45567 * builtins.c (expand_builtin_interclass_mathfn, expand_builtin_cexpi, expand_builtin_powi): Remove subtarget argument, pass NULL_RTX instead. (expand_builtin): Adjust caller. (expand_builtin_unop): Only use subtarget if it has the right mode. 2010-09-14 Tristan Gingold * configure.ac (plugins): Fix typos. * configure: Regenerate. 2010-09-14 Jakub Jelinek PR debug/45660 * dwarf2out.c (gen_decl_die): Call gen_type_die for origin before gen_type_die for function/method return type. 2010-09-14 Ira Rosen PR tree-optimization/45470 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement can throw an exception. * tree-vect-stmts.c (vectorizable_call): Likewise. 2010-09-14 DJ Delorie PR target/44749 * config/mep/mep-protos.h (mep_save_register_info, mep_reinit_regs, mep_init_regs): Declare. * config/mep/mep.c: Move all target definitions to the end of the file to avoid the need for duplicate declarations. (mep_save_register_info, mep_reinit_regs, mep_init_regs): New. (mep_reorg_erepeat): Remove unused variables. (mep_expand_builtin): Likewise. * config/mep/mep-pragma.c: Don't include rtl.h. (INVALID_REGNUM): New. (mep_pragma_coprocessor_which): Call mep-specific rtl-layer bridge functions. (mep_pragma_coprocessor_subclass): Rename "class" to "rclass". Avoid enum/integer math. 2010-09-13 Joseph Myers PR target/44749 * config/mep/t-mep (GTM_H): Add insn-constants.h. * config/mep/mep.c (mep_conditional_register_usage): Take no parameters. * config/mep/mep-protos.h (mep_conditional_register_usage): Update prototype. * config/mep/mep-pragma.c (CONDITIONAL_REGISTER_USAGE): Update call to mep_conditional_register_usage. 2010-09-13 Eric Botcazou PR debug/43937 * varasm.c (output_constant_def_contents): Set TREE_ASM_WRITTEN on the DECL as well. 2010-09-13 Jakub Jelinek PR rtl-optimization/45617 * combine.c (simplify_comparison): Optimize (X >> N) {>,>=,<,<=} C even if low N bits of X aren't known to be zero. 2010-09-13 H.J. Lu * config/i386/i386-protos.h (ix86_units_per_simd_word): New. * config/i386/i386.c (initial_ix86_tune_features): Add X86_TUNE_VECTORIZE_DOUBLE. (ix86_units_per_simd_word): New. * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_VECTORIZE_DOUBLE. (TARGET_VECTORIZE_DOUBLE): New. (UNITS_PER_SIMD_WORD): Defined with ix86_units_per_simd_word. 2010-09-13 Pat Haugen * tree-ssa-ter.c (temp_expr_table_d): Add call_cnt field. (new_temp_expr_table): Allocate call_cnt vector. (free_temp_expr_table): Free it. (process_replaceable): Add call_cnt parm and set in vector. (find_replaceable_in_bb): Skip replacement if def/use span a call. (debug_ter): Dump call_cnt value, remove stderr uses. 2010-09-13 Jan Hubicka * tree.c (build_zero_cst): New. * tree.h (build_zero_cst): Declare. * tree-ssa-ccp.c (get_constant_value): Accept general operands. (get_base_constructor): Break out from ... (fold_const_aggregate_ref): Here; handle empty constructors. 2010-09-13 Marcus Shawcroft * config/arm/arm.md: (define_attr "conds"): Update comment. * config/arm/sync.md (arm_sync_compare_and_swapsi): Change conds attribute to clob. (arm_sync_compare_and_swapsi): Likewise. (arm_sync_compare_and_swap): Likewise. (arm_sync_lock_test_and_setsi): Likewise. (arm_sync_lock_test_and_set): Likewise. (arm_sync_new_si): Likewise. (arm_sync_new_nandsi): Likewise. (arm_sync_new_): Likewise. (arm_sync_new_nand): Likewise. (arm_sync_old_si): Likewise. (arm_sync_old_nandsi): Likewise. (arm_sync_old_): Likewise. (arm_sync_old_nand): Likewise. 2010-09-13 Olivier Hainque * fwprop.c (forward_propagate_and_simplify): Only attach a REG_EQUAL note to an insn if the destination is a register. * gcse.c (try_replace_reg): Likewise. 2010-09-13 Richard Guenther PR tree-optimization/45611 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fix typo. (copy_ref_info): Likewise. 2010-09-13 Alexandre Oliva PR debug/45604 PR debug/45419 PR debug/45408 * tree-pretty-print.c (dump_generic_node): Disregard top-level types of MEM_REF pointer types to the same type. 2010-09-13 Hans-Peter Nilsson PR rtl-optimization/41087 * ifcvt.c (noce_get_condition): Don't allow conditions with side-effects. 2010-09-12 Anatoly Sokolov * config/frv/frv.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove. * config/frv/frv-protos.h (frv_register_move_cost): Remove. * config/frv/frv.c (frv_register_move_cost): Make static. Change arguments type to reg_class_t. Add mode argument. (frv_memory_move_cost): New. (TARGET_REGISTER_MOVE_COSTS, TARGET_MEMORY_MOVE_COSTS): Define. 2010-09-12 Bernd Schmidt * config/arm/arm.md (arm_ashldi3_1bit, arm_ashrdi3_1bit, arm_lshrdi3_1bit): Put earlyclobber on the right alternative. 2010-09-10 Jan Hubicka * tree-ssa-ccp.c (fold_const_aggregate_ref): Do not check STATIC flag. 2010-09-10 Richard Guenther * tree.c (make_vector_type): Do not set TYPE_DEBUG_REPRESENTATION_TYPE. * tree.h (TYPE_DEBUG_REPRESENTATION_TYPE): Remove. * lto-streamer-out.c (lto_output_ts_type_tree_pointers): Do not stream TYPE_DEBUG_REPRESENTATION_TYPE. * lto-streamer-in.c (lto_input_ts_type_tree_pointers): Likewise. 2010-09-10 Richard Guenther * dwarf2out.c (gen_array_type_die): Output DW_TAG_subrange_type for VECTOR_TYPEs using TYPE_VECTOR_SUBPARTS. * dbxout.c (dbxout_type): Manually deal with VECTOR_TYPE using TYPE_VECTOR_SUBPARTS, not TYPE_DEBUG_REPRESENTATION_TYPE. 2010-09-10 H.J. Lu PR middle-end/45634 * tree-ssa-ccp.c (fold_const_aggregate_ref): Check that result of string folding is of integral type. 2010-09-10 Ryan Mansfield * doc/invoke.texi (-x): Fix typo. 2010-09-10 Richard Guenther PR debug/44115 * tree.c (free_lang_data_in_decl): Do not clear DECL_DEBUG_EXPR. * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers): Output DECL_DEBUG_EXPR. * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers): Input DECL_DEBUG_EXPR. 2010-09-10 Richard Guenther * tree.c (type_hash_eq): For ARRAY_TYPEs also compare TYPE_SIZE. (build_index_type): Implement in terms of build_range_type. (build_range_type): Do not allow NULL_TREE type, improve hashing to cover more cases. Set TYPE_STRUCTURAL_EQUALITY_P if we didn't hash. * c-decl.c (grokdeclarator): When modifying TYPE_SIZE manually create a distinct copy of the type. 2010-09-10 Kai Tietz * configure: Regenerated. * config.gcc: Add for x86_64 and i?86 mingw t-dfprule. 2010-09-10 Ramana Radhakrishnan * config/arm/neon-schedgen.ml (allCores): Add support for Cortex-A9. * config/arm/cortex-a9-neon.md: New and partially generated. * config/arm/cortex-a9.md (cortex_a9_dp): Adjust for Neon. 2010-09-10 Richard Guenther * tree.h (build_index_2_type): Remove. * tree.c (build_index_2_type): Remove. 2010-09-10 Jakub Jelinek PR bootstrap/45630 * dwarf2out.c (get_ref_die_offset_label): Use %ld instead of HOST_WIDE_INT_PRINT_DEC to print ref->die_offset. (implicit_ptr_descriptor): Return NULL if dwarf_strict. 2010-09-10 Martin Jambor PR tree-optimization/44972 * tree-sra.c: Include toplev.h. (build_ref_for_offset): Entirely reimplemented. (build_ref_for_model): New function. (build_user_friendly_ref_for_offset): New function. (analyze_access_subtree): Removed build_ref_for_offset check. (propagate_subaccesses_across_link): Likewise. (create_artificial_child_access): Use build_user_friendly_ref_for_offset. (propagate_subaccesses_across_link): Likewise. (ref_expr_for_all_replacements_p): Removed. (generate_subtree_copies): Updated comment. Use build_ref_for_model. (sra_modify_expr): Use build_ref_for_model. (load_assign_lhs_subreplacements): Likewise. (sra_modify_assign): Removed ref_expr_for_all_replacements_p checks, checks for return values of build_ref_for_offset. * ipa-cp.c (ipcp_lattice_from_jfunc): No need to check return value of build_ref_for_offset. * ipa-prop.h: Include gimple.h * ipa-prop.c (ipa_compute_jump_functions): Update to look for MEM_REFs. (ipa_analyze_indirect_call_uses): Update comment. * Makefile.in (tree-sra.o): Add $(GIMPLE_H) to dependencies. (IPA_PROP_H): Likewise. 2010-09-10 Martin Jambor PR tree-optimization/44972 * ipa-prop.c (ipa_modify_call_arguments): Build MEM_REF instead of calling build_ref_for_offset. 2010-09-09 Ramana Radhakrishnan * config/arm/bpabi.h (BE8_LINK_SPEC): Handle Cortex-a15. * config/arm/arm-cores.def (cortex-a15): New core. Treat it as a v7-a. * config/arm/arm-tune.md: Regenerate. * doc/invoke.texi (ARM Options): Document it. 2010-09-09 Reza Yazdani * config/i386/i386.c: Include sched-int.h. (TARGET_SCHED_DISPATCH): Defined. (TARGET_SCHED_DISPATCH_DO): Defined. (DISPATCH_WINDOW_SIZE): Defined. (MAX_DISPATCH_WINDOWS): Defined. (MAX_INSN): Defined. (MAX_IMM): Defined. (MAX_IMM_SIZE): Defined. (MAX_IMM_32): Defined. (MAX_IMM_64): Defined. (MAX_LOAD): Defined. (MAX_STORE): Defined. (BIG): Defined. (dispatch_group): New. (num_allowable_groups): New. (group_name): New. (sched_insn_info_s): New. (dispatch_windows_s): New. (imm_info_s): New. (dispatch_window_list): New. (dispatch_window_list1): New. (get_mem_group): New. (is_cmp): New. (dispatch_violation): New. (is_branch): New. (is_prefetch): New. (init_window): New. (allocate_window): New. (init_dispatch_sched): New. (is_end_basic_block): New. (process_end_window): New. (allocate_next_window): New. (find_constant_1): New. (find_constant): New. (get_num_immediates): New. (has_immediate): New. (get_insn_path): New. (get_insn_group): New. (count_num_restricted): New. (fits_dispatch_window): New. (add_insn_window): New. (add_to_dispatch_window): New. (debug_dispatch_window_file): New. (debug_dispatch_window): New. (debug_insn_dispatch_info_file): New. (debug_ready_dispatch): New. (do_dispatch): New. (has_dispatch): New. * config/i386/i386.h (debug_ready_dispatch): Declared. (debug_dispatch_window): Declared. * config/i386/i386.opt (mdispatch-scheduler): New flag. * doc/tm.texi.in (TARGET_SCHED_DISPATCH): New. (TARGET_SCHED_DISPATCH_DO): New. * doc/tm.texi: Regererated. * haifa-sched.c (choose_ready): Call targetm.sched.dispatch and ready_remove_first_dispatch (schedule_block): Call targetm.sched.dispatch and targetm.sched.dispatch_do. (sched_init): Call targetm.sched.dispatch and targetm.sched.dispatch_do. (ready_remove_first_dispatch): New. (number_in_ready): New. (get_ready_element): New. * hooks.c (hook_bool_rtx_int_false): New. (hook_void_rtx_int): New. * hooks.h (hook_bool_rtx_int_false): Declared. (hook_void_rtx_int): Declared. * sched-int.h (IS_DISPATCH_ON): Defined. (IS_CMP): Defined. (DISPATCH_VIOLATION): Defined. (FITS_DISPATCH_WINDOW): Defined. (DISPATCH_INIT): Defined. (ADD_TO_DISPATCH_WINDOW): Defined. (get_ready_element): Declared. (number_in_ready): Declared. * target.def (dispatch): Defined. (dispatch_do): Defined. 2010-09-09 Vladimir Makarov PR middle-end/45312 * reload1.c (merge_assigned_reloads): Remove. (reload_as_needed): Don't call it. 2010-09-09 Anatoly Sokolov * config/m32r/m32r.c (m32r_mode_dependent_address_p): New functions. (TARGET_MODE_DEPENDENT_ADDRESS_P): Define. * config/m32r/m32r.h: (GO_IF_MODE_DEPENDENT_ADDRESS): Remove. 2010-09-09 Matthias Klose PR bootstrap/43847 * configure.ac (--enable-plugin): Enhance for cross builds. * configure: Regenerate. 2010-09-09 Jan Hubicka PR tree-optimization/45598 * tree-ssa-ccp.c (fold_const_aggregate_ref): Check that result of string folding is of integral type. 2010-09-09 Nathan Sidwell * configure.ac (gnu_indirect_function): New test. * configure: Rebuilt. * config.in (HAVE_GAS_INDIRECT_FUNCTION): New. * defaults.h (IFUNC_ASM_TYPE): Provide default. * doc/extend.texi (Function Attributes): Document ifunc. * varasm.c (do_assemble_alias): Deal with ifuncs too. 2010-09-09 Hariharan Sandanagobalane * config/picochip/picochip.c (picochip_reorg): Check for note_p for epilogue instruction move. 2010-09-09 Jan Hubicka * collect2.c (maybe_run_lto_and_relink): Rewrite code producing ld command line to allow more partitions than input files. 2010-09-09 Vladimir Makarov PR middle-end/44554 * ira.c (ira): Switch off sharing spill slots if setjmp is called. 2010-09-09 Vladimir Makarov PR middle-end/40386 * ira.c (pseudo_for_reload_consideration_p): Don't use flag_ira_share_spill_slots. 2010-09-09 Ulrich Weigand * config/s390/s390.c (legitimate_reload_constant_p): Accept floating- point zero operands that fit into a single GPR. (s390_preferred_reload_class): Ensure we only return general-purpose register classes. * config/s390/s390.md ("*mov_64dfp"): Use lghi to load floating-point zero operands into GPRs. ("*mov_64"): Likewise. ("mov"): Likewise using lhi. 2010-09-09 Ulrich Weigand * config/s390/s390.c (s390_symref_operand_p): Return false for literal pool references. (s390_check_qrst_address): Update caller. 2010-09-09 Uros Bizjak * config/i386/predicates.md (ext_register_operand): Check that SUBREG_REG is really a register before looking for REGNO. (reg_not_xmm0_operand): Handle SUBREGs correctly. (nonimm_not_xmm0_operand): Call reg_not_xmm0_operand. 2010-09-09 Jakub Jelinek * rtl.def (DEBUG_IMPLICIT_PTR): New rtl code. * rtl.h (DEBUG_IMPLICIT_PTR_DECL): Define. * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_IMPLICIT_PTR. * print-rtl.c (print_rtx): Likewise. * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise. * cfgexpand.c (expand_debug_expr): Generate DEBUG_IMPLICIT_PTR for ADDR_EXPR with non-addressable object. * dwarf2out.c (enum dw_val_class): Add dw_val_class_decl_ref. (struct dw_val_struct): Add v.val_decl_ref. (dwarf_stack_op_name, output_loc_operands, output_loc_operands_raw): Handle DW_OP_GNU_implicit_pointer. (size_of_loc_descr): Likewise. Fix up DW_OP_call_ref size. (get_ref_die_offset_label): New function. (implicit_ptr_descriptor): New function. (mem_loc_descriptor): Handle DEBUG_IMPLICIT_PTR. (loc_descriptor): Likewise. (gen_variable_die): Put even definitions into decl_die_table. (resolve_addr_in_expr): Resolve still unresolved DW_OP_GNU_implicit_pointer operands, if it can't be resolved return false. (dwarf2out_finish): Call output_location_lists after outputting .debug_info and .debug_abbrev instead of before. 2010-09-09 Roland McGrath * dwarf2out.c (DWARF_REF_SIZE): Define. (size_of_loc_descr): Use it for DW_OP_call_ref. 2010-09-09 Alan Modra * doc/invoke.text: Reinstate mcmodel=medium. * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set CMODEL_MEDIUM as default. * config/rs6000/rs6000.h (enum rs6000_cmodel): Add CMODEL_MEDIUM. * config/rs6000/rs6000.c (rs6000_handle_option): Add mcmodel=medium. (toc_relative_ok, offsettable_ok_by_alignment): New functions. (rs6000_emit_move): Reinstate mcmodel=medium optimization. 2010-09-08 John David Anglin PR target/45250 * config/pa/pa.md (nonlocal_goto): Restore hard frame pointer using hard_frame_pointer_rtx instead of virtual_stack_vars_rtx. (builtin_longjmp): Likewise. (allocate_stack): Use hard_frame_pointer_rtx instead of frame_pointer_rtx. * config/pa/pa-protos.h (pa_initial_elimination_offset): Declare. * config/pa/pa.c (pa_internal_arg_pointer): Declare. (pa_can_eliminate): Likewise. (TARGET_INTERNAL_ARG_POINTER): Define. (TARGET_CAN_ELIMINATE): Define. (hppa_expand_prologue): Use hard frame pointer instead of soft frame pointer. (hppa_expand_epilogue, pa_eh_return_handler_rtx): Likewise. (pa_internal_arg_pointer, pa_can_eliminate, pa_initial_elimination_offset): New. * config/pa/pa.h (FRAME_POINTER_REGNUM): Set to new general register. (HARD_FRAME_POINTER_REGNUM): Set to register three. (INITIAL_FRAME_POINTER_OFFSET): Delete. (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET, DWARF_FRAME_REGISTERS): Define. (DWARF_ALT_FRAME_RETURN_COLUMN, REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update to include soft frame pointer. * config/pa/pa32-regs.h (FIRST_PSEUDO_REGISTER): Increase by one. (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER, REG_CLASS_CONTENTS, REGNO_REG_CLASS, REGISTER_NAMES): Update to include new soft frame pointer. * config/pa/pa64-regs.h: Likewise. 2010-09-08 Uros Bizjak * config/i386/i386.h (EH_RETURN_DATA_REGNO) Use DX_REG instead of numerical constant. (EH_RETURN_STACKADJ_RTX): Use CX_REG insted of numerical constant. 2010-09-08 Alexandre Oliva PR debug/45531 * cfglayout.c (fixup_reorder_chain): Skip debug insns. 2010-09-08 Alexandre Oliva PR debug/45419 PR debug/45408 * tree-pretty-print.c (dump_generic_node): Disregard top-level qualifiers in otherwise equal MEM_REF pointer types. * fold-const.c (operand_equal_p): Compare pointer type of MEM_REFs. * tree.c (iterative_hash_expr): Hash the pointer type of MEM_REFs. 2010-09-08 Ramana Radhakrishnan PR target/44392 * config/arm/arm.md (bswapsi2): Handle condition correctly for armv6 and optimize_size. 2010-09-08 Francois-Xavier Coudert PR other/18555 * doc/cppopts.texi (-isysroot): Document Darwin behaviour. 2010-09-08 Uros Bizjak * config/i386/i386-protos.h (ix86_can_use_return_insn_p, symbolic_reference_mentioned_p, ix86_expand_movmem, ix86_expand_setmem, ix86_expand_strlen, legitimate_pic_address_disp_p, ix86_binary_operator_ok, ix86_unary_operator_ok, ix86_match_ccmode, ix86_expand_int_movcc, ix86_expand_fp_movcc, ix86_expand_int_addcc, ix86_check_movabs, ix86_secondary_memory_needed): Change function prototype to bool. * config/i386/i386.c (return_in_memory_32, return_in_memory_64, return_in_memory_ms_64, ix86_check_movabs, symbolic_reference_mentioned_p, ix86_can_use_return_insn_p, legitimate_pic_address_disp_p, ix86_binary_operator_ok, ix86_unary_operator_ok, ix86_match_ccmode, ix86_expand_int_movcc, ix86_expand_fp_movcc, ix86_expand_int_addcc, ix86_expand_movmem, ix86_expand_setmem, ix86_expand_strlen, inline_secondary_memory_needed, ix86_secondary_memory_needed): Change to bool. Return "true" and "false" values. * config/i386/i386.md: Return "true" and "false" values. 2010-09-08 Rainer Orth * doc/sourcebuild.texi (Effective-Target Keywords): Document run_expensive_tests. 2010-09-08 Rainer Orth * toplev.c (output_stack_usage): Use lbasename instead of basename. 2010-09-08 Martin Jambor PR other/45443 * doc/invoke.texi: Add -fipa-cp-clone to list of switches turned on at -O3. 2010-09-08 Richard Guenther * gimple.c (gimple_types, type_hash_cache): Move to GC memory. (visit): Adjust. (iterative_hash_gimple_type): Likewise. (gimple_type_hash): Likewise. (gimple_register_type): Likewise. (print_gimple_types_stats): Likewise. (free_gimple_type_tables): Likewise. 2010-09-08 Michael Matz PR tree-optimization/43430 * tree-vect-stmts.c (vectorizable_condition): Support multiple copies for conditional statements if it's not part of a reduction. 2010-09-08 Michael Matz PR tree-optimization/33244 * tree-ssa-sink.c (statement_sink_location): Don't sink into empty loop latches. 2010-09-08 Richard Guenther PR tree-optimization/45578 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Be more careful when transfering alignment information to the new induction variable. (copy_ref_info): Likewise. 2010-09-08 Richard Guenther * tree.h (TYPE_ORIG_SIZE_TYPE): Remove. * c-typeck.c (comptypes_internal): Remove TYPE_ORIG_SIZE_TYPE checks. 2010-09-08 Arnaud Charlet * c-tree.h, c-decl.c (build_enumerator): Add location parameter. * c-parser.c (c_parser_enum_specifier): Adjust call to build_enumerator. 2010-09-08 Kenneth Zadeck PR doc/45587 * doc/md.texi: Fixed modes on several standard pattern names. 2010-09-08 Mingjie Xing * config/mips/loongson.md (loongson_psll): Rename to... (ashl3): ...this. (loongson_psra): Rename to... (ashr3): ...this. (loongson_psrl): Rename to... (lshr3): ...this. * config/mips/mips.c (CODE_FOR_loongson_psllh): Define. (CODE_FOR_loongson_psllw): Define. (CODE_FOR_loongson_psrlh): Define. (CODE_FOR_loongson_psrlw): Define. (CODE_FOR_loongson_psrah): Define. (CODE_FOR_loongson_psraw): Define. 2010-09-07 Richard Henderson * tree-vect-data-refs.c: Include tm_p.h. * Makefile.in (tree-vect-data-refs.o): Update deps. * config/i386/i386-protos.h (ix86_cfun_abi, ix86_function_type_abi): Move delarations outside #ifdef RTX_CODE. 2010-09-07 Richard Henderson * final.c (rest_of_handle_final): Unconditionally do output_function_exception_table before assemble_end_function. 2010-09-07 Jan Hubicka * tree-inline.c (tree_inlinable_function_p): Do not test DECL_REPLACEABLE_P. * ipa-inline.c (cgraph_default_inline_p, update_caller_keys, update_callee_keys, cgraph_decide_inlining): Test function availability. * cif-code.def (OVERWRITABLE): New code. 2010-09-07 H.J. Lu Jack Howarth PR target/36502 PR target/42313 PR target/44651 * config/i386/darwin.h (STACK_BOUNDARY): Redefine as 128 for profiling or 64-bit MS_ABI and as BITS_PER_WORD otherwise. (PREFERRED_STACK_BOUNDARY): Replace STACK_BOUNDARY with 128 in MAX macro. 2010-09-07 H.J. Lu * unwind-dw2-fde-glibc.c: Include for DT_CONFIG. Include only if USE_PT_GNU_EH_FRAME is defined. 2010-09-07 H.J. Lu * config.gcc: Don't append t-android for Android targets. * config/t-android: Removed. 2010-09-07 Richard Henderson * target.def (TARGET_ASM_EMIT_EXCEPT_PERSONALITY): New hook. * doc/tm.texi.in: Add doc marker. * doc/tm.texi: Rebuild. * except.c (switch_to_exception_section): Always build. (output_one_function_exception_table): Move section switch, personality output, and label output ... (output_function_exception_table): ... here. Use the new personality hook. * config/ia64/ia64.c (ia64_asm_emit_except_personality, ia64_asm_init_sections, TARGET_ASM_EMIT_EXCEPT_PERSONALITY, TARGET_ASM_INIT_SECTIONS): New. (ia64_asm_unwind_emit): Rename from process_for_unwind_directive, make static. (TARGET_ASM_UNWIND_EMIT): Update to match. * config/ia64/ia64-protos.h (process_for_unwind_directive): Remove. * config/arm/arm.c (arm_asm_emit_except_personality): New. (arm_asm_init_sections): New. (TARGET_ASM_EMIT_EXCEPT_PERSONALITY, TARGET_ASM_INIT_SECTIONS): New. 2010-09-07 Ramana Radhakrishnan * config/arm/arm.md: Remove unused variable. 2010-09-07 Anatoly Sokolov * config/m32r/m32r.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove. * config/m32r/m32r.c (TARGET_MEMORY_MOVE_COSTS): Define. (m32r_memory_move_cost): New function. 2010-09-07 H.J. Lu * config.gcc: Append t-android for Android targets. * config/t-android: New. 2010-09-07 Richard Henderson * target.def (unwind_emit_before_insn): New hook. * doc/tm.texi.in: Add @hook marker for it. * doc/tm.texi: Rebuild. * final.c (final_scan_insn): Respect unwind_emit_before_insn. 2010-09-07 Martin Jambor PR fortran/43665 * ipa-cp.c (ipcp_versionable_function_p): Return false if there are any type attributes. 2010-09-07 Jan Hubicka * tree-ssa-ccp.c (fold_const_aggregate_ref): Fix handling of array_ref_low_bound in string access folding. 2010-09-07 Uros Bizjak PR target/45206 * config/i386/i386.c (ix86_expand_epilogue): Mark SP as valid after eh_return fixup sequence. 2010-09-07 Jan Hubicka * gimple-fold.c (maybe_fold_reference): Verify that operand is gimple_min_invariant. 2010-09-07 Richard Guenther PR middle-end/45569 * tree-eh.c (operation_could_trap_helper_p): Neither COMPLEX_EXPR nor CONSTRUCTOR can trap. * tree-complex.c (update_complex_assignment): Update EH info. 2010-09-07 Richard Guenther PR middle-end/45569 * tree-cfg.c (build_gimple_cfg): Remove redundant stmt verification. * passes.c (execute_function_todo): Do not verify anything if we saw errors. 2010-09-07 Richard Guenther * tree-pretty-print.c (dump_generic_node): Dump void types as void. 2010-09-07 Bernd Schmidt PR target/43137 * config/arm/iterators.md (qhs_zextenddi_cond, qhs_sextenddi_cond): New define_mode_attrs. * config/arm/arm.md (zero_extendsidi2, arm_zero_extendsidi2, arm_exxtendsidi2, arm_extendsidi2): Delete patterns. (zero_extenddi2, extenddi2 and related splits): New. (thumb1_zero_extendhisi2): Remove code to handle LABEL_REFs. Remove pool_range attribute. (arm_zero_extendhisi2, arm_zero_extendhisi2_v6, arm_zero_extendqisi2, arm_zero_extendqisi2_v6, thumb1_zero_extendqisi2_v6): Remove pool_range and neg_pool_range attributes. * config/arm/thumb2.md (thumb2_zero_extendsidi2, thumb2_zero_extendhidi2, thumb2_zero_extendqidi2, thumb2_extendsidi2, thumb2_extendhidi2, thumb2_extendqidi2): Delete. 2010-09-06 H.J. Lu * config/i386/linux-unwind.h (x86_fallback_frame_state): Properly check glibc. 2010-09-06 Uros Bizjak PR target/22152 * config/i386/mmx.md (*mov_internal_rex64, *mov_internal_avx, *mov_internal, *movv2sf_internal_rex64_avx, *movv2sf_internal_rex64, *movv2sf_internal_avx, *movv2sf_internal): Split out !y-!y alternative. 2010-09-06 Mark Mitchell * c-typeck.c (do_warn_double_promotion): Remove. * doc/invoke.texi (-Wdouble-promotion): Note available for C++ and Objective-C++ too. 2010-09-06 Anatoly Sokolov * config/frv/frv.h (CLASS_LIKELY_SPILLED_P): Remove. * config/frv/frv-protos.h (frv_class_likely_spilled_p): Remove. * config/frv/frv.c (frv_class_likely_spilled_p): Make static. Change argument type to reg_class_t. Change result type to bool. (TARGET_CLASS_LIKELY_SPILLED_P): Define. 2010-09-06 Nicola Pero PR libobjc/19850 * gthr-posix.h (__gthread_objc_thread_detach): Use _objc_thread_attribs when detaching a thread. * gthr-posix95.h (__gthread_objc_thread_detach): Same change. 2010-09-06 H.J. Lu PR target/45524 * configure.ac (enable_decimal_float): Set to $default_decimal_float. * configure: Regenerated. 2010-09-06 Andreas Krebbel * combine.c (try_combine): Set subst_low_luid to i0. 2010-09-06 Richard Guenther * tree.def (MISALIGNED_INDIRECT_REF): Remove. * tree.h (INDIRECT_REF_P): Only check for INDIRECT_REF. (build_aligned_type): Declare. * tree.c (check_qualified_type): Also compare TYPE_ALIGN. (check_aligned_type): New function. (build_aligned_type): Likewise. * expr.c (expand_assignment): Handle misaligned stores via TARGET_MEM_REF and MEM_REF using movmisalign_optab. (expand_expr_real_1): Likewise. (safe_from_p): Remove MISALIGNED_INDIRECT_REF handling. * tree-vect-stmts.c (vectorizable_store): Do not build MISALIGNED_INDIRECT_REF but initialize alignment information. (vectorizable_load): Likewise. * builtins.c (get_object_alignment): Remove MISALIGNED_INDIRECT_REF handling. * cfgexpand.c (expand_debug_expr): Likewise. * dwarf2out.c (loc_list_from_tree): Likewise. * fold-const.c (maybe_lvalue_p): Likewise. (operand_equal_p): Likewise. (build_fold_addr_expr_with_type_loc): Likewise. * gimplify.c (gimplify_addr_expr): Likewise. (gimplify_expr): Likewise. * tree-cfg.c (verify_types_in_gimple_min_lval): Likewise. (verify_gimple_assign_single): Likewise. * tree-dump.c (dequeue_and_dump): Likewise. (tree_could_trap_p): Likewise. * tree-predcom.c (ref_at_iteration): Likewise. * tree-pretty-print.c (dump_generic_node): Likewise. (op_code_prio): Likewise. (op_symbol_code): Likewise. * tree-ssa-ccp.c (get_value_from_alignment): Likewise. * tree-ssa-loop-im.c (for_each_index): Likewise. (gen_lsm_tmp_name): Likewise. * tree-ssa-loop-ivopts.c (idx_find_step): Likewise. (find_interesting_uses_address): Likewise. * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise. * tree-ssa-operands.c (get_expr_operands): Likewise. * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise. * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise. (ao_ref_init_from_vn_reference): Likewise. * tree.c (staticp): Likewise. (build1_stat): Likewise. (reference_alias_ptr_type): Likewise. * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise. * config/rs6000/rs6000.c (rs6000_check_sdmode): Remove MISALIGNED_INDIRECT_REF handling. 2010-09-06 Richard Guenther PR tree-optimization/45534 * tree-ssa-address.c (create_mem_ref_raw): Add verify parameter. (create_mem_ref): Do verify the created TARGET_MEM_REF is valid on the target. (maybe_fold_tmr): Do not verify the created TARGET_MEM_REF is valid on the target. 2010-09-06 Andreas Schwab * configure.ac: Quote argument of AC_MSG_WARN. * configure: Regenerate. 2010-09-06 Alexander Monakov * sel-sched.c (move_cond_jump): Correct arguments to maybe_tidy_empty_bb. * sel-sched-ir.c (maybe_tidy_empty_bb): Export. 2010-09-06 Andrey Belevantsev PR rtl-optimization/44919 * sel-sched.c (move_cond_jump): Remove assert, check that the several blocks case can only happen with mutually exclusive insns instead. Rewrite the movement code to support moving through several basic blocks. 2010-09-06 Uros Bizjak * config/i386/i386.md (iptrsize): New mode attribute. (tp_seg): Ditto. (*load_tp_): Macroize insn from *load_tp_{si,di} using P mode iterator. (*add_tp_): Ditto from *add_tp_{si,di}. (stack_protect_set_): Ditto from stack_protect_set_{si,di}. (stack_protect_test_): Ditto from stack_protect_test_{si,di}. (stack_tls_protect_set_): Ditto from stack_tls_protect_set_{si,di}. Use %@ to output segment register of thread base pointer load. (stack_tls_protect_test_): Ditto from stack_tls_protect_test_{si,di}. Use %@ to output segment register of thread base pointer load. (stack_protect_set): Rewrite using indirect functions. (stack_protect_test): Ditto. * config/i386/i386.c (ix86_print_operand_punct_valid): Add '@'. (ix86_print_operand): Handle '@'. 2010-09-05 Giuseppe Scrivano * tree-tailcall.c (process_assignment): Handle NEGATE_EXPR and MINUS_EXPR. 2010-09-05 Mark Mitchell * doc/invoke.texi: Document -Wdouble-promotion. * c-typeck.c (convert_arguments): Check for implicit conversions from float to double. (do_warn_double_promotion): New function. (build_conditional_expr): Use it. (build_binary_op): Likewise. 2010-09-05 Richard Guenther PR tree-optimization/45535 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly handle TMR_INDEX2. Make sure TMR_INDEX is not NULL before dereferencing it. (indirect_refs_may_alias_p): Likewise. 2010-09-05 Naveen H.S * config/sh/sh.c (sh_option_override): Make static. Adjust comments. Declare. (sh_function_value_regno_p): Likewise. (sh_register_move_cost): Modify the arguments, make static. Adjust comments. Declare. (TARGET_OPTION_OVERRIDE, TARGET_REGISTER_MOVE_COST TARGET_FUNCTION_VALUE_REGNO_P): Define. * config/sh/sh.h (OVERRIDE_OPTIONS, FUNCTION_VALUE_REGNO_P REGISTER_MOVE_COST): Delete. * config/sh/sh-protos.h (sh_override_options): Delete. (sh_register_move_cost): Delete. (sh_function_value_regno_p): Delete. 2010-09-04 Anatoly Sokolov * config/m32r/m32r.c (m32r_function_value, m32r_libcall_value, m32r_function_value_regno_p): New functions. (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Declare. * config/m32r/m32r.h: (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove. 2010-09-04 Jan Hubicka * gimple-fold.c (maybe_fold_reference): Use fold_const_aggregate_ref. * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_read_from_constant_string. * gimple.h (canonicalize_constructor_val): Declare. * gimple-fold.c (canonicalize_constructor_val): New function. (get_symbol_constant_value):Use it. * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise. 2010-09-04 Jan Hubicka * tree-switch-conversion.c (build_one_array): Set constructor to be static. * varpool.c (varpool_finalize_decl): Compute const_value_known. 2010-09-04 Richard Guenther PR bootstrap/45519 * tree-flow.h (force_gimple_operand_1): Declare. (force_gimple_operand_gsi_1): Likewise. * gimplify.c (force_gimple_operand_1): New worker taking a gimple predicate for ... (force_gimple_operand): ... which now wraps it. (force_gimple_operand_gsi_1, force_gimple_operand_gsi): Likewise. * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Revert last change. * tree-ssa-address.c (gimplify_mem_ref_parts): Use force_gimple_operand_gsi_1 with is_gimple_mem_ref_addr. (create_mem_ref): Likewise. 2010-09-04 Uros Bizjak * config/i386/predicates.md (sse_reg_operand): New predicate. * config/i386/i386.md (TFmode push splitter): Use sse_reg_operand predicate for operand 1. (XFmode push splitter): Use fp_register_operand predicate for operand 1. (*dummy_extendsfdf2, *dummy_extendsfxf2): Remove disabled patterns. (SF-DF float_extend push splitter): Add reload_completed insn predicate. ({SF,DF}-XF float_extend_push splitter): Macroize splitter using MODEF mode macro. Add reload_completed insn predicate. 2010-09-04 Paolo Bonzini * df.h (enum df_ref_class): Remove DF_REF_EXTRACT. (struct df_extract_ref): Remove. (union df_ref_d): Remove extract_ref member. (df_ref_create): Remove last three arguments. (DF_REF_LOC): Remove DF_REF_EXTRACT case. * df-scan.c (df_ref_record): Remove last three arguments, do not pass them to df_ref_create_structure. (df_uses_record): Remove first and last three arguments. Replace first argument with DF_REF_REGULAR, adjust calls to remove the width, offset and mode. Always call recursively on the second and third argument of ZERO_EXTRACT and SIGN_EXTRACT. (df_ref_create_structure): Remove first argument. (struct df_scan_problem_data): Remove ref_extract_pool. (df_scan_free_internal): Do not free it. (df_scan_alloc): Do not allocate it. (df_ref_create): Remove last three arguments, do not pass them to df_ref_create_structure. (df_free_ref): Remove DF_REF_EXTRACT case. (df_notes_rescan): Adjust call to df_uses_record. (df_ref_equal_p, df_ref_compare, df_ref_create_structure): Remove DF_REF_EXTRACT case. (df_def_record_1): Do not special case class for a ZERO_EXTRACT lhs. Adjust calls to df_ref_record, using DF_REF_REGULAR for all REG and SUBREG definitions. (df_get_conditional_uses): Remove references to width/offset/mode, adjust call to df_ref_create_structure. (df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect, df_entry_block_defs_collect, df_exit_block_uses_collect): Adjust calls to df_uses_record and df_ref_record. * fwprop.c (update_df): Remove references to width/offset/mode, adjust call to df_ref_create. 2010-09-03 Jan Hubicka * ipa.c (build_cdtor): Take VECtor as argument; fix array walk. (build_cdtor_fns): Update use of build_cdtor. 2010-09-03 Joseph Myers * doc/options.texi (SeparateAlias): Document. * opt-functions.awk (switch_flags): Handle SeparateAlias. * opth-gen.awk: Generate enumeration names for options marked SeparateAlias, but not for those marked Ignore. * opts-common.c (generate_canonical_option): Don't output separate argument for options marked CL_SEPARATE_ALIAS. (decode_cmdline_option): Handle CL_SEPARATE_ALIAS. * opts.h (CL_SEPARATE_ALIAS): New. (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER, CL_TARGET, CL_COMMON): Adjust definitions. * config/i386/darwin.opt, config/mips/sde.opt: New. * common.opt (fdump-final-insns): New. * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add i386/darwin.opt. (mips*-sde-elf*): Add mips/sde.opt. * config/mips/sde.h (DRIVER_SELF_SPECS): Don't handle -mno-data-in-code and -mcode-xonly here. * defaults.h (DEFAULT_SWITCH_TAKES_ARG): Add 'd'. * gcc.c (option_map): Add "j" to --dump entry. (translate_options): Don't translate -d to -foutput-class-dir= here. 2010-09-03 Sebastian Pop * tree-data-ref.c (dr_may_alias_p): Replace !DR_IS_READ with DR_IS_WRITE. (compute_all_dependences): Same. (create_rdg_edge_for_ddr): Same. * tree-data-ref.h (DR_IS_WRITE): New. (ddr_is_anti_dependent): Replace !DR_IS_READ with DR_IS_WRITE. * tree-if-conv.c (write_memrefs_written_at_least_once): Same. (write_memrefs_written_at_least_once): Same. * tree-predcom.c (suitable_component_p): Same. (determine_roots_comp): Same. (execute_load_motion): Same. * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Same. (vect_enhance_data_refs_alignment): Same. (vect_analyze_group_access): Same. 2010-09-03 Joern Rennecke PR testsuite/42843 * Makefile.in (PLUGINCC): Define in terms of @CC@ / @CXX@ (PLUGINCFLAGS): Define in terms of @CFLAGS@ / @CXXFLAGS@ 2010-09-03 Marcin Baczynski * dwarf2out.c (file scope): Remove #if0'd code. (gen_subprogram_die): Same. 2010-09-03 Jakub Jelinek PR middle-end/45484 * dwarf2out.c (flush_queued_reg_saves): Rename to... (dwarf2out_flush_queued_reg_saves): ... this. No longer static. (dwarf2out_frame_debug_expr, dwarf2out_frame_debug): Adjust callers. * dwarf2out.h (dwarf2out_flush_queued_reg_saves): New prototype. * config/i386/i386.c (output_set_got): Call it. 2010-09-03 Michael Matz PR middle-end/45415 * tree-sra.c (sra_modify_assign): If we modify the statement, say so. * tree-ssa.c (verify_ssa): Check number of operands and links per statement to agree. 2010-09-03 Uros Bizjak Iain Sandoe PR target/45476 * config/i386/t-darwin (LIB2FUNCS_EXCLUDE): New. * config/i386/darwin.h (LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE): New defines. 2010-09-03 Richard Guenther * lto-streamer-out.c (output_function): Output function start and end loci. * lto-streamer-in.c (input_function): Input function start and end loci. 2010-09-03 Andreas Krebbel * configure.ac: Use the GCC_AC_ENABLE_DECIMAL_FLOAT macro. * Makefile.in: Add aclocal.m4 dependency to dfp.m4. * configure: Regenerate. * aclocal.m4: Regenerate. 2010-09-03 Jan Hubicka PR lto/44812 * lto-cgraph.c (intput_node, input_varpool_node): Set DECL_EXTERNAL on functions/variables in other partition. 2010-09-03 Jan Hubicka * cgraph.h (struct varpool_node): Add const_value_known. (varpool_decide_const_value_known): Declare. * tree-ssa-ccp.c (fold_const_aggregate_ref): Update initializer folding. * lto-cgraph.c (lto_output_varpool_node): Store const_value_known. (input_varpool_node): Restore const_value_known. * tree-ssa-loop-ivcanon (constant_after_peeling): Check varpool for initializer folding. * ipa.c (ipa_discover_readonly_nonaddressable_var, function_and_variable_visibility): Compute const_value_known. * gimple-fold.c (get_symbol_constant_value): Use varpool for initializer folding. * varpool.c (varpool_decide_const_value_known): New function. 2010-09-03 Uros Bizjak * config/i386/i386.md: Remove empty preparation statements from splitters. 2010-09-03 Jan Hubicka * passes.c (rest_of_decl_compilation): Do not add local vars into varpool. * varpool.c (varpool_get_node, varpool_node): Sanity check that only static or extern vars are in varpool. (varpool_finalize_decl): Sanity check that only static vars are finalized. 2010-09-03 Jakub Jelinek PR debug/45500 * dwarf2out.c (rtl_for_decl_init): Give up for all generic vectors, not just generic vectors with BLKmode. 2010-09-03 Richard Guenther * tree.def (TARGET_MEM_REF): Merge TMR_SYMBOL and TMR_BASE. Move TMR_OFFSET to second operand. Add TMR_INDEX2. * tree.h (TMR_SYMBOL): Remove. (TMR_BASE, TMR_OFFSET): Adjust. (TMR_INDEX2): New. * alias.c (ao_ref_from_mem): Use TMR_BASE. * builtins.c (get_object_alignment): Merge TMR_BASE and TMR_SYMBOL handling. * cfgexpand.c (expand_debug_expr): Use TMR_BASE. * gimple.c (get_base_address): Merge MEM_REF and TARGET_MEM_REF handling. Also allow TARGET_MEM_REF as base address. (walk_stmt_load_store_addr_ops): TMR_BASE is always non-NULL. * gimplify.c (gimplify_expr): Gimplify TMR_BASE like MEM_REF base. Gimplify TMR_INDEX2. * tree-cfg.c (verify_types_in_gimple_reference): Adjust. * tree-dfa.c (get_ref_base_and_extent): Likewise. (get_addr_base_and_unit_offset): Likewise. * tree-eh.c (tree_could_trap_p): Likewise. * tree-pretty-print.c (dump_generic_node): Likewise. * tree-ssa-address.c (tree_mem_ref_addr): Simplify. Handle TMR_INDEX2. (create_mem_ref_raw): Merge symbol and base. Move 2ndary base to index2. (get_address_description): Reconstruct addres description from merged TMR_BASE and TMR_INDEX2. (maybe_fold_tmr): Fold propagated addresses. * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Merge MEM_REF and TARGET_MEM_REF paths. (indirect_refs_may_alias_p): Likewise. * tree-ssa-live.c (mark_all_vars_used_1): Handle TMR_INDEX2 instead of TMR_SYMBOL. * tree-ssa-operands.c (get_tmr_operands): Simplify. * tree-ssa-pre.c (create_component_ref_by_pieces_1): Adjust according to changes ... * tree-ssa-sccvn.c (copy_reference_ops_from_ref): ... here. Split TARGET_MEM_REF into two fields plus the base. * tree.c (mem_ref_offset): Simplify. * tree-ssa-loop-im.c (for_each_index): Handle TMR_INDEX2. * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise. Strip NOPs when folding MEM_REF addresses. * tree-ssa-sink.c (is_hidden_global_store): Handle TARGET_MEM_REF. * gimple-fold.c (maybe_fold_reference): Fold TARGET_MEM_REF here ... (fold_gimple_assign): ... not here. 2010-09-03 Mingjie Xing * config/mips/mips.h (SHIFT_COUNT_TRUNCATED): Change the definition. * config/mips/mips.c (mips_shift_truncation_mask): New function. (TARGET_SHIFT_TRUNCATION_MASK): Define. 2010-09-02 Richard Henderson * configure.ac (gcc_cv_as_cfi_advance_working): Use objdump instead of readelf in the test. (gcc_cv_as_cfi_sections_directive): Check for correct relocation in the .debug_frame section for coff targets. * configure: Rebuild. 2010-09-02 Anatoly Sokolov * config/m32c/m32c.h (CLASS_LIKELY_SPILLED_P): Remove. * config/m32c/m32c-protos.h (m32c_class_likely_spilled_p): Remove. * config/m32c/m32c.c (TARGET_CLASS_LIKELY_SPILLED_P): Define. (m32c_class_likely_spilled_p): Make static. Change argument type to reg_class_t. Change result type to bool. 2010-09-02 Michael Meissner * config/rs6000/rs6000.opt (-mfriz): New switch to control whether to convert (double)(long) into a single FRIZ instruction or not when -ffast-math is used. * config/rs6000/vsx.md (VSX_DF): New iterator for DF/V2DF modes. (vsx_float_fix_2): Optimize (double)(long) into X{S,V}RDPIZ or FRIZ instruction if -ffast-math. * config/rs6000/rs6000.md (friz): Ditto. * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mfriz. 2010-09-02 Joseph Myers * opth-gen.awk (quote, comma): Remove unused variables. 2010-09-02 Ryan Mansfield * arm.c (arm_override_options): Correct fall-back code to use SUBTARGET_CPU_DEFAULT. 2010-09-02 Julian Brown * config/arm/neon.md (UNSPEC_VCLE, UNSPEC_VCLT): New constants for unspecs. (vcond, vcondu): New expanders. (neon_vceq, neon_vcge, neon_vcgt): Support comparisons with zero. (neon_vcle, neon_vclt): New patterns. * config/arm/constraints.md (Dz): New constraint. 2010-09-02 Anatoly Sokolov * target.def (class_likely_spilled_p): New hook. * doc/tm.texi.in (TARGET_CLASS_LIKELY_SPILLED_P): Document. * doc/tm.texi: Regenerate. * targhooks.c (default_class_likely_spilled_p): New function. * targhooks.h (default_class_likely_spilled_p): Declare. * regs.h (CLASS_LIKELY_SPILLED_P): Remove. * combine.c (cant_combine_insn_p, likely_spilled_retval_p): Use TARGET_CLASS_LIKELY_SPILLED_P target hook. Use HARD_REGISTER_P macro. Use fixed_reg_set instead of fixed_regs. * cse.c (hash_rtx_cb): Use TARGET_CLASS_LIKELY_SPILLED_P target hook. * calls.c (avoid_likely_spilled_reg): Ditto. * ira-conflicts.c (ira_build_conflicts): Ditto. * ira.c (update_equiv_regs): Ditto. * mode-switching.c (create_pre_exit): Ditto. * regmove.c (find_matches): Ditto. (regclass_compatible_p): Use TARGET_CLASS_LIKELY_SPILLED_P target hook. * reload.c (SMALL_REGISTER_CLASS_P): Remove macro. (small_register_class_p): New inline function. (push_secondary_reload, find_reusable_reload, find_reloads): Use small_register_class_p instead of SMALL_REGISTER_CLASS_P. * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Remove. * config/i386/i386.c (ix86_class_likely_spilled_p): New. (TARGET_CLASS_LIKELY_SPILLED_P): Define. 2010-09-02 Richard Guenther PR tree-optimization/44937 PR tree-optimization/45412 * ipa-split.c (split_function): Properly remove PHI nodes. 2010-09-02 Joseph Myers * opts.h (struct cl_option): Add warn_message field. (struct cl_decoded_option): Add warn_message field. * doc/options.texi (Ignore, Warn): Document. * opt-functions.awk (needs_state_p): Don't consider aliases or ignored options to need state saved. * optc-gen.awk: Handle Warn and Ignore. * opth-gen.awk: Output OPT_SPECIAL_ignore. * opts-common.c (decode_cmdline_option): Set warn_message field. Handle ignored options. (decode_cmdline_options_to_array, generate_option, generate_option_input_file): Set warn_message field. (read_cmdline_option): Generate warnings from warn_message field. Handle ignored options. * common.opt (Wunreachable-code, fargument-alias, fargument-noalias, fargument-noalias-global, fargument-noalias-anything, fcse-skip-blocks, fforce-addr, floop-optimize, frerun-loop-opt, fsched2-use-traces, fsee, fstrength-reduce, ftree-store-ccp, ftree-store-copy-prop, ftree-salias): Mark Ignore. * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -mcpu, -mintel-syntax and -mno-intel-syntax here. * config/i386/i386.opt (mcpu=, mintel-syntax): Define as aliases using Warn. * opts.c (common_handle_option): Don't handle options marked as ignored. (enable_warning_as_error): Handle ignored options. 2010-09-02 Joseph Myers PR driver/44076 * opts.h (struct cl_option): Add alias_arg, neg_alias_arg and alias_target fields. * opt-functions.awk (opt_sanitized_name): Don't handle finline-limit=, Wlarger-than= and ftemplate-depth= specially. * optc-gen.awk: Generate alias fields. * opth-gen.awk: Explicitly give values for OPT_* enum constants. Don't generate such constants for aliases. * opts-common.c (generate_canonical_option): New. (decode_cmdline_option): Handle aliases. Use generate_canonical_option for known options instead of copying the input option text. * doc/options.texi (Alias): Document. * common.opt (W, Wlarger-than-, aux-info=, finline-limit-, fstack-check, specs): Mark as aliases. * gcc.c (driver_handle_option): Canonicalize -L options to joined arguments. (driver_handle_option): Don't handle OPT_specs. * opts.c (common_handle_option): Don't handle options marked as aliases. (enable_warning_as_error): Handle aliases. * stor-layout.c (layout_decl): Use OPT_Wlarger_than_ instead of OPT_Wlarger_than_eq. * tree-optimize.c (tree_rest_of_compilation): Use OPT_Wlarger_than_ instead of OPT_Wlarger_than_eq. 2010-09-02 Uros Bizjak * config/i386/i386.md (nonmemory_operand): New mode attribute. (push memory peephole2): Macroize peepholes using SWI mode iterator. (move immediate to memory peephole2): Macroize peepholes using SWI124 mode iterator. (non-pairable NOT peephole2): Macroize peepholes using SWI124 mode iterator. (simple lea add peephole2): Macroize peepholes using SWI48 mode iterator. (simple lea mult peephole2): Ditto. (imul by 3,5,9 to lea peephole2): Ditto. (mov $-1, reg peephole2): Macroize peepholes using SWI248 mode iterator. (imul $32bit_imm,mem,reg peephole2): Ditto. (imul $8/16bit_imm,regmem,reg peephole2): Ditto. 2010-09-02 Ian Bolton * tree-ssa-loop-prefetch.c: Fix comment at head of file. 2010-09-02 Olivier Hainque PR middle-end/44763 * ira-color.c (SORTGT): New macro, helper for qsort callbacks. (allocno_priority_compare_func): Use it instead of a straight difference computation over priorities. 2010-09-02 Andi Kleen * opts.c (common_handle_option): Fix OPT_fwhopr/fwhopr_ handling. 2010-09-02 Ira Rosen * tree-vectorizer.h (get_later_stmt): New function. (vect_analyze_data_ref_dependences): Add argument. * tree-vect-loop.c (vect_analyze_loop): Update call to vect_analyze_data_ref_dependences. * tree-vect-data-refs.c (vect_drs_dependent_in_basic_block): New function. (vect_analyze_data_ref_dependence): Add argument for basic block dependencies. Check dependencies in basic block vectorization. (vect_analyze_data_ref_dependences): Add argument and update call to vect_analyze_data_ref_dependences. * tree-vect-slp.c (vect_find_last_store_in_slp_instance): New. (vect_bb_vectorizable_with_dependencies): New. (vect_slp_analyze_bb): Check dependencies in basic block. (vect_schedule_slp_instance): Insert stores before the last store in SLP instance. 2010-09-02 Uros Bizjak PR target/45476 * config/i386/freebsd.h (LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE): New defines. 2010-09-01 Jakub Jelinek PR middle-end/45458 * bb-reorder.c (add_labels_and_missing_jumps): Treat bbs ending with throwing insns like blocks ending with a call. (fix_up_fall_thru_edges): Likewise. 2010-09-01 Nathan Froyd * config/m32c/m32c-protos.h (m32c_function_arg): Delete. (m32c_function_arg_advance): Delete. * config/m32c/m32c.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. * config/m32c/m32c.c (m32c_function_arg): Make static. Adjust comments. Take a const_tree and a bool. Declare. (m32c_function_arg_advance): Likewise. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-09-01 Uros Bizjak PR target/45476 * config/i386/cygming.h (LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE): Move from ... * config/i386/mingw32.h: ... here. 2010-09-01 Andi Kleen PR lto/45475 * lto-streamer-in.c (lto_input_ts_target_option): Add. (lto_input_tree_pointers): Call lto_input_ts_target_option. * lto-streamer-out (lto_output_ts_target_option): Add. (lto_output_tree_pointers): Call lto_output_ts_target_option. 2010-09-01 Kai Tietz PR/target 45452 * config/i386/cygwin.h: Change order of specified import libraries. * config/i386/mingw32.h: Likewise. * config/i386/t-cygwin: Likewise. * config/i386/t-mingw32: Likewise. * config/i386/t-mingw-w32: Likewise. * config/i386/t-mingw-w64: Likewise. 2010-09-01 Ramana Radhakrishnan * config/arm/neon-schedgen.ml (core): New type. (allCores): List of supported cores. (availability_table): Add supported cores. (collate_bypasses): Accept core as a parameter. (worst_case_latencies_and_bypasses): Accept core as a parameter. (emit_insn_reservations): Accept core as a parameter. Use tuneStr and coreStr to get tune attribute and prefix for functional units. (emit_bypasses): Accept core name and use it. (calculate_per_core_availability_table): New. (filter_core): New. (calculate_core_availability_table): New. (main): Use calculate_core_availablity_table. * config/arm/cortex-a8-neon.md: Update copyright year. Regenerated from ml file and merged in. (neon_mrrc, neon_mrc): Rename to cortex_a8_neon_mrrc and cortex_a8_neon_mrc. 2010-09-01 Ian Bolton * Makefile.in (tree-switch-conversion.o): Update dependencies. 2010-09-01 Richard Guenther * alias.c (ao_ref_from_mem): Adjust. * builtins.c (get_object_alignment): Likewise. * cfgexpand.c (expand_debug_expr): Likewise. * gimple.c (get_base_address): Likewise. * tree-dfa.c (get_ref_base_and_extent): Likewise. (get_addr_base_and_unit_offset): Likewise. Fix for both TMR_SYMBOL and TMR_BASE being set. * tree-eh.c (tree_could_trap_p): Likewise. * gimplify.c (gimplify_expr): Do not attempt to gimplify TMR_SYMBOL. Always gimplify TMR_BASE. * tree-cfg.c (verify_types_in_gimple_reference): Verify TMR_BASE if there is a TMR_SYMBOL. * tree-pretty-print.c (dump_generic_node): Adjust. * tree-ssa-address.c (addr_for_mem_ref): Likewise. (tree_mem_ref_addr): Likewise. (create_mem_ref_raw): Likewise. (move_fixed_address_to_symbol): Likewise. (create_mem_ref): Likewise. (dump_mem_address): Likewise. * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Adjust. Fix for both TMR_SYMBOL and TMR_BASE being set. (indirect_refs_may_alias_p): Likewise. * tree-ssa-operands.c (get_tmr_operands): Adjust. * tree.def (TARGET_MEM_REF): Adjust documentation. 2010-09-01 Uros Bizjak * config/i386/i386.h (enum ix86_tune_indices) : Rename from X86_TUNE_ADD_ESP_4. : Rename from X86_TUNE_ADD_ESP_8. : Rename from X86_TUNE_SUB_ESP_4. : Rename from X86_TUNE_SUB_ESP_8. (TARGET_SINGLE_POP): Rename from TARGET_ADD_ESP_4. (TARGET_DOUBLE_POP): Rename from TARGET_ADD_ESP_8. (TARGET_SINGLE_PUSH): Rename from TARGET_SUB_ESP_4. (TARGET_DOUBLE_POP): Rename from TARGET_SUB_ESP_8. * config/i386/i386.c (initial_ix86_tune_features) : Invert members. : Ditto. : Ditto. : Ditto. * config/i386/i386.md (*pop1): Rename from pop1. No longer exported. (push peephole2 patterns): Macroize peepholes using P mode iterator. Adjust for renamed TARGET_{SINGLE,DOUBLE}_PUSH defines. (pop peephole2 patterns): Macroize peepholes using P mode iterator. Adjust for renamed TARGET_{SINGLE,DOUBLE}_POP defines. 2010-09-01 Eric Botcazou * gimplify.c (gimplify_init_constructor): Do not create a temporary for a volatile LHS if the constructor has only one element. 2010-09-01 Mikael Pettersson PR bootstrap/45321 * tree.c (stdarg_p): Make fntype parameter const. * tree.h (stdarg_p): Likewise. (function_args_iterator): Remove unused fntype field. (function_args_iter_init): Do not initialize fntype field. Make fntype parameter const. 2010-09-01 Richard Guenther * tree-vrp.c (adjust_range_with_scev): Use number of iteration estimate. (vrp_visit_phi_node): Delay using SCEV till we balloon the range. (execute_vrp): Compute number of iteration estimates. * cfgloop.h (estimate_numbers_of_iterations_loop): Adjust prototype. * tree-flow.h (estimate_numbers_of_iterations): Likewise. * tree-data-ref.c (estimated_loop_iterations): Adjust. * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Infer loop bounds from undefined behavior based on a new parameter. (estimate_numbers_of_iterations): Likewise. (scev_probably_wraps_p): Adjust. * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise. 2010-09-01 Nick Clifton * config/stormy16/stormy16.c: Use REG_P, MEM_P and CONST_INT_P where appropriate. (xstormy16_legitimate_address_p): Use true and false instead of 1 and 0. (xstormy16_expand_prologue): Delete unused local variable 'insn'. (xstormy16_function_arg): Use FIRST_ARGUMENT_REGNUM in place of magic constant 2. (xstormy16_expand_call): Fix comment at start of function. 2010-09-01 Nick Clifton * config/rx/rx.c (rx_expand_prologue): Do not adjust frame size when pushing accumulator register. (rx_get_stack_layout): Always save call clobbered registers inside interrupt handlers. * config/rx/rx-modes.def: Fix descriptive comment at start of file. 2010-09-01 Uros Bizjak * config.gcc (i[34567]86-*-freebsd*, x86_64-*-freebsd*): Add i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file. * libgcc-std.ver (GCC_4.6.0): Define version. 2010-08-31 Eric Botcazou * tree-nested.c (convert_all_function_calls): Iterate until after the sum of static chains in the nest doesn't change. 2010-08-31 Anatoly Sokolov * config/m32c/m32c.c (classes_intersect): Remove. (m32c_preferred_reload_class, m32c_secondary_reload_class): Use reg_classes_intersect_p instead of classes_intersect. (class_can_hold_mode): Change arguments type from enum reg_class to reg_class_t. Use reg_class_contents instead of class_contents. (m32c_register_move_cost): Make static. Change arguments type from enum reg_class to reg_class_t. Use reg_classes_intersect_p instead of classes_intersect. Use reg_class_contents instead of class_contents. (m32c_memory_move_cost): Make static. Change arguments type from enum reg_class to reg_class_t. (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define. * config/m32c/m32c.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove. * config/m32c/m32c-protos.h (m32c_register_move_cost, m32c_memory_move_cost): Remove. 2010-08-31 Nathan Froyd * config/arm/arm-protos.h (arm_function_arg_advance): Delete. (arm_function_arg): Delete. (arm_needs_doubleword_align): Take a const_tree. * config/arm/arm.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. * config/arm/arm.c (aapcs_select_call_coproc): Take a const_tree. (aapcs_layout_arg, arm_needs_doubleword_align): Likewise. (arm_function_arg): Make static. Take a const_tree and a bool. (arm_function_arg_advance): Likewise. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-08-31 Andi Kleen * common.opt (fwhopr=): Update for -fwhopr=jobserver * doc/invoke.texi (fwhopr): Document -fwhopr=jobserver. * lto-wrapper.c (run_gcc): Add jobserver mode. * opts.c (common_handle_option): Fix OPT_fwhopr for non numeric argument. 2010-08-31 Uros Bizjak * config/i386/i386.md (popdi1): Rewrite using POST_INC memory operand. (popsi1): Ditto. (*popdi1_epilogue): Ditto. (*popsi1_epilogue): Ditto. (popsi, popdi peephole2 patterns): Update peepholes for changed pop{si,di}1 and *pop{si,di}1_epilogue patterns. (pop1): Macroize insn from pop{si,di}1 using P code iterator. (*pop1_epilogue): Ditto from *pop{si,di}1_epilogue. * config/i386/i386.c (*ix86_gen_pop1): Remove indirect function. (override_options): Do not initialize removed ix86_gen_pop1. (gen_pop): New static function. (ix86_expand_prologue): Use gen_pop instead of ix86_gen_pop1. (release_scratch_register_on_entry): Ditto. (ix86_restore_reg_using_pop): Ditto. (ix86_expand_epilogue): Ditto. 2010-08-31 Jakub Jelinek PR middle-end/45461 * builtins.c (dummy_object): Return a MEM_REF instead of INDIRECT_REF. 2010-08-31 Nathan Froyd * config/fr30/fr30.c (fr30_move_double): Delete `dregno' and extra semicolons. 2010-08-31 Francois-Xavier Coudert * doc/extend.texi: Fix documentation of the return value of __builtin_choose_expr. 2010-08-31 Nathan Froyd * config/v850/v850-protos.h (function_arg): Delete. * config/v850/v850.h (FUNCTION_ARG): Delete. (FUNCTION_ARG_ADVANCE): Move code to... * config/v850/v850.c (v850_function_arg_advance): ...here. (v850_function_arg): Make static. Take a const_tree and a bool. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-08-31 Nathan Froyd * config/m32r/m32r.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Move these... (ROUND_ADVANCE, ROUND_ADVANCE_ARG, ROUND_ADVANCE_CUM, PASS_IN_REG_P): ...and these... * config/m32r/m32r.c (m32r_function_arg, m32r_function_arg_advance): ..to here.. (ROUND_ADVANCE, ROUND_ADVANCE_ARG, ROUND_ADVANCE_CUM, PASS_IN_REG_P): ...and here. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-08-31 Nathan Froyd * config/rx/rx-protos.h (rx_function_arg, rx_function_arg_size): Delete. * config/rx/rx.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. * config/rx/rx.c (rx_function_arg_size): Make static. (rx_function_arg): Likewise. (rx_function_arg_advance): New function. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-08-31 John Tytgat * config/arm/arm.c (arm_override_options): Remove superfluous test. Fix indentation. 2010-08-31 Eric Botcazou * dwarf2out.c (gen_decl_die) : Do not skip in Ada. (dwarf2out_decl) : Likewise. 2010-08-30 Eric Botcazou Stack usage support * common.opt (-fstack-usage): New option. * doc/invoke.texi (Debugging options): Document it. * builtins.c (expand_builtin_apply): Pass TRUE as 4th argument to allocate_dynamic_stack_space. (expand_builtin_alloca): Add 4th bool parameter CANNOT_ACCUMULATE and propagate it to allocate_dynamic_stack_space. (expand_builtin) : Adjust for above change. * calls.c (initialize_argument_information): Pass TRUE as 4th argument to allocate_dynamic_stack_space. (expand_call): Set current_function_has_unbounded_dynamic_stack_size to 1 when pushing a variable-sized argument onto the stack. Pass TRUE as 4th argument to allocate_dynamic_stack_space. Update current_function_pushed_stack_size. (emit_library_call_value_1): Likewise. * explow.c (allocate_dynamic_stack_space): Add 4th bool parameter CANNOT_ACCUMULATE. If flag_stack_usage, look into the size and attempt to find an upper bound. Remove redundant code for the SETJMP_VIA_SAVE_AREA case. * expr.h (allocate_dynamic_stack_space): Add 4th bool parameter. * function.h (struct stack_usage): New structure. (current_function_static_stack_size): New macro. (current_function_dynamic_stack_size): Likewise. (current_function_pushed_stack_size): Likewise. (current_function_dynamic_alloc_count): Likewise. (current_function_has_unbounded_dynamic_stack_size): Likewise. (current_function_allocates_dynamic_stack_space): Likewise. (struct function): Add new field 'su'. * function.c (instantiate_virtual_regs): If SETJMP_VIA_SAVE_AREA, add the value of the dynamic offset to the dynamic stack usage. (gimplify_parameters): Set ALLOCA_FOR_VAR_P on call to BUILT_IN_ALLOCA for variable-sized objects. (prepare_function_start): Allocate cfun->su if flag_stack_usage. (rest_of_handle_thread_prologue_and_epilogue): Call output_stack_usage. * gimplify.c (gimplify_decl_expr): Set ALLOCA_FOR_VAR_P on call to BUILT_IN_ALLOCA for variable-sized objects. * output.h (output_stack_usage): Declare. * toplev.c (stack_usage_file): New file pointer. (output_stack_usage): New function. (open_auxiliary_file): Likewise. (lang_dependent_init): Open file if flag_stack_usage is set. (finalize): Close file if stack_usage_file is not null. * tree.h (ALLOCA_FOR_VAR_P): New macro. * config/alpha/alpha.c (compute_frame_size): New function. (alpha_expand_prologue): Use it. (alpha_start_function): Likewise. (alpha_expand_epilogue): Likewise. Set stack usage info. * config/i386/i386.c (ix86_expand_prologue): Likewise. * config/ia64/ia64.c (ia64_expand_prologue): Likewise. * config/mips/mips.c (mips_expand_prologue): Likewise. * config/pa/pa.c (hppa_expand_prologue): Likewise. * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise. * config/sparc/sparc.c (sparc_expand_prologue): Likewise. 2010-08-30 Zdenek Dvorak PR tree-optimization/45427 * tree-ssa-loop-niter.c (number_of_iterations_ne_max): Rewritten. Handle the case that the exit is never taken correctly. (number_of_iterations_ne): Pass exit_must_be_taken to number_of_iterations_ne_max. 2010-08-30 Catherine Moore * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): Infer -mdspr2 for the the 74K. 2010-08-30 Jakub Jelinek PR debug/45419 * tree-ssa-live.c (dump_enumerated_decls): Clear the whole wi variable. PR middle-end/45423 * gimplify.c (goa_stabilize_expr): Handle TRUTH_NOT_EXPR and TRUTH_{AND,OR,XOR}_EXPR. * c-parser.c (c_parser_omp_atomic): Handle boolean {PRE,POST}_{INC,DEC}REMENT. 2010-08-30 Nathan Froyd * config/xtensa/xtensa-protos.h (function_arg_advance): Delete. (function_arg): Delete. * config/xtensa/xtensa.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. (FUNCTION_INCOMING_ARG): Delete. * config/xtensa/xtensa.c (function_arg_advance): Rename to... (xtensa_function_arg_advance): ...this. Make static. Take a const_tree and a bool. (function_arg): Rename to... (xtensa_function_arg_1): ...this. Make static. Take a const_tree and a bool. (xtensa_function_arg, xtensa_function_incoming_arg): Nex functions. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. (TARGET_FUNCTION_INCOMING_ARG): Define. 2010-08-30 Richard Guenther PR tree-optimization/21602 * builtins.c (fold_builtin_memory_op): Fold memmove to memcpy using points-to information. 2010-08-30 H.J. Lu * config/linux.h (TARGET_HAS_SINCOS): Replace | with ||. 2010-08-30 Richard Guenther PR tree-optimization/45449 * tree-ssa-live.c (remove_unused_locals): Also remove address-taken variables. 2010-08-30 Joseph Myers * opts.h (CL_ERR_NEGATIVE): Define. * opts.c (unknown_option_callback): Don't postpone warnings for options marked with CL_ERR_NEGATIVE. * opts-common.c (decode_cmdline_option): Set CL_ERR_NEGATIVE error for negative versions of CL_REJECT_NEGATIVE options. 2010-08-30 Uros Bizjak * config/i386/i386.md (zero_extendsidi2_1): Rename from zero_extendsidi2_32. (zero_extenddi2): Macroize insn from zero_extend{qi,hi}di2 using SWI12 mode iterator. (zero_extendhisi2_and): Merge insn pattern and corresponding spliter to define_insn_and_split pattern. (zero_extendqi2): Macroize expander from zero_extendqi{hi,si}2 using SWI24 mode iterator. (*zero_extendqi2_and): Macroize insn from *zero_extendqi{hi,si}2_and using SWI24 mode iterator. (*zero_extendqi2_movzbl_and): Macroize insn from *zero_extendqihi2_movzbw_and and *zero_extendqisi2_movzbl_and using SWI24 mode iterator. (*zero_extendqi2_movzbl): Ditto from *zero_extendqi{hi,si}2_movzbl. (extendsidi2_1): Rename from extendsidi2_32. (extenddi2): Macroize insn from extend{qi,hi}di2 using SWI12 mode iterator. 2010-08-29 Eric Botcazou * config/ia64/ia64.h (HARD_REGNO_NREGS): Return 1 for CCImode in general purpose registers. (HARD_REGNO_MODE_OK): Accept CCImode in general purpose registers. * config/ia64/ia64.md (*movcci): Change to named pattern. Deal with general purpose registers and memory operands. Add associated CCImode post-reload splitter. * config/ia64/div.md: Change BImode to CCImode throughout. 2010-08-28 Eric Botcazou * config/ia64/ia64.md (cstorebi4): Fix thinko. 2010-08-28 Hariharan Sandanagobalane * config/picochip/picochip.c (reorder_var_tracking_notes): This function was dropping debug insns which caused PR45299. 2010-08-28 Uros Bizjak * config/i386/sse.md (extsuffix): New code attribute. (sse4_1_v8qiv8hi2): Macroize insn from sse4_1_extendv8qiv8hi2 and sse4_1_zero_extendv8qiv8hi2 using any_extend code iterator. (sse4_1_v4qiv4si2): Ditto from sse4_1_extendv4qiv4si2 and sse4_1_zero_extendv4qiv4si2. (sse4_1_v2qiv2di2): Ditto from sse4_1_extendv2qiv2di2 and sse4_1_zero_extendv2qiv2di2. (sse4_1_v4hiv4si2): Ditto from sse4_1_extendv4hiv4si2 and sse4_1_zero_extendv4hiv4si2. (sse4_1_v2hiv2di2): Ditto from sse4_1_extendv2hiv2di2 and sse4_1_zero_extendv2hiv2di2. (sse4_1_extendv2siv2di2): Ditto from sse4_1_extendv2siv2di2 and sse4_1_zero_extendv2siv2di2 (mulv8hi3_highpart): Macroize expander from {u,s}mulv8hi3_highpart using any_extend code iterator. (*avx_mulv8hi3_highpart): Macroize insn from *avx_{u,s}mulv8hi3_highpart using any_extend code iterator. (*mulv8hi3_highpart): Ditto from *{u,s}mulv8hi3_highpart. * config/i386/i386.c (ix86_expand_sse4_unpack): Update for renamed gen_sse4_1_sign_extend* functions. (struct builtin_description bdesc_args): Ditto. 2010-08-27 Xinliang David Li PR/45422 * tree-ssa-loop-ivopts.c (iv_ca_get_num_inv_exprs): Remove. (iv_ca_set_no_cp): Update used inv expr count. (iv_ca_set_cp): Ditto. (iv_ca_new): Initialize new member. (iv_ca_free): Free memory. 2010-08-27 Nathan Froyd * config/sh/sh-protos.h (sh_function_arg): Delete. (sh_function_arg_advance): Delete. * config/sh/sh.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. (PASS_IN_REG_P): Eliminate cast. * config/sh/sh.c (sh_function_arg_advance): Make static. Take a const_tree and a bool. (sh_function_arg): Likewise. (sh_output_mi_thunk): Call sh_function_arg_advance) and sh_function_arg. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-08-27 Naveen H.S Kaz Kojima * config/sh/sh.c (push_regs): Emit movml for interrupt handler when possible. (sh_expand_epilogue): Likewise. * config/sh/sh.md (movml_push_banked): New insn. (movml_pop_banked): Likewise. 2010-08-28 Bernd Schmidt * genautomata.c (gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof, gen_regexp_sequence): Use the string found in vector element 0 rather than the original string when there's only one element. (gen_regexp): Remove extra semicolon. * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp, movsf_vfp, thumb2_movsf_vfp): Set attribute "insn". * config/arm/arm.md (arm_ashrdi3_1bit, arm_lshrdi3_1bit, not_shiftsi, not_shiftsi_compare0, not_shiftsi_compare0_scratch, arm_one_cmplsi2, thumb1_one_cmplsi2, notsi_compare0, notsi_compare0_scratch, arm_zero_extendsidi2, arm_extendsidi2, thumb1_movdi_insn, arm_movsi_insn, movhi_insn_arch4, movhi_bytes, arm_movqi_insn, thumb1_movqi_insn arm32_movhf, thumb1_movhf, arm_movsf_soft_insn, thumb1_movsf_insn, thumb_movdf_insn, mov_scc, mov_negscc, mov_notscc, movsicc_insn, movsfcc_soft_insn, and_scc, cond_move, if_move_not, if_not_move, if_shift_move, if_move_shift, if_shift_shift, if_not_arith, if_arith_not, cond_move_not): Likewise. 2010-08-23 Michael Meissner * config/rs6000/rs6000-protos.h (rs6000_address_for_fpconvert): New declaration. (rs6000_allocate_stack_temp): Ditto. (rs6000_expand_convert_si_to_sfdf): Ditto. * config/rs6000/rs6000.c (rs6000_override_options): Adjust long line. Update the options set if power6 or power7 server/embedded type options are used. If we give a warning for no vsx under -mcpu=power7 -mno-altivec, mark -mvsx as an explicit option. (rs6000_allocate_stack_temp): New function to allocate a stack tempoary and adjust the address so it meets either REG+OFFSET or REG+REG addressing requirements. (rs6000_address_for_fpconvert): Adjust REG+OFFSET addresses so that they can be used with the LFIWAX/LFIWZX instrucitons. (rs6000_expand_convert_si_to_sfdf): New helper funciton for converting signed/unsigned SImode to either SFmode/DFmode. * config/rs6000/rs6000.h (TARGET_FCFID): New macros to determine whether certain instructions can be generated. (TARGET_FCTIDZ): Ditto. (TARGET_STFIWX): Ditto. (TARGET_LFIWAX): Ditto. (TARGET_LFIWZX): Ditto. (TARGET_FCFIDS): Ditto. (TARGET_FCFIDU): Ditto. (TARGET_FCFIDUS): Ditto. (TARGET_FCTIDUZ): Ditto. (TARGET_FCTIWUZ): Ditto. * config/rs6000/rs6000.md (UNSPEC_FCTIW): New unspec constants. (UNSPEC_FCTID): Ditto. (UNSPEC_LFIWAX): Ditto. (UNSPEC_LFIWZX): Ditto. (UNSPEC_FCTIWUZ): Ditto. (rreg): Use correct constraints. (SI_CONVERT_FP): New mode attribute for floating point conversion tests. (E500_CONVERT): Ditto. (lfiwax): New insns for converting from integer to floating point utilizing newer instructions. Attempt to optimize conversions that come from memory so that we don't load the value into a GPR, spill it to the stack and reload it into a FPR. (floatsi2_lfiwax): Ditto. (floatsi2_lfiwax_mem): Ditto. (floatsi2_lfiwax_mem2): Ditto. (lfiwzx): Ditto. (floatunssi2_lfiwzx): Ditto. (floatunssi2_lfiwzx_mem): Ditto. (floatunssi2_lfiwzx_mem2): Ditto. (floatdidf2_mem): Ditto. (floatunsdidf2_fcfidu): Ditto. (floatunsdidf2_mem): Ditto. (floatunsdisf2): Ditto. (floatunsdisf2_fcfidus): Ditto. (floatunsdisf2_mem): Ditto. (floatsidf2): Add support for LFIWAX/LFIWZX/FCFIDS/FCFIDU/FCFIDUS. Use FCFID on 32-bit hosts that support it. (floatsidf2_internal): Ditto. (floatunssisf2): Ditto. (floatunssidf2): Ditto. (floatunssidf2_internal): Ditto. (floatsisf2): Ditto. (floatdidf2): Ditto. (floatdidf2_fpr): Ditto. (floatunsdidf2): Ditto. (floatdisf2): Ditto. (floatdisf2_fcfids): Ditto. (floatdisf2_internal1): Ditto. (fixuns_truncsfsi2): Delete, merge into common pattern for both SF/DF. Add power7 support. (fix_truncsfsi2): Ditto. (fixuns_truncdfsi2): Ditto. (fixuns_truncdfdi2): Ditto. (fix_truncdfsi2): Ditto. (fix_truncdfsi2_internal): Ditto. (fix_truncdfsi2_internal_gfxopt): Ditto. (fix_truncdfsi2_mfpgpr): Ditto. (fctiwz): Ditto. (btruncdf2): Ditto. (btruncdf2_fpr): Ditto. (btructsf2): Ditto. (ceildf2): Ditto. (ceildf2_fpr): Ditto. (ceilsf2): Ditto. (floordf2): Ditto. (floordf2_fpr): Ditto. (floorsf2): Ditto. (rounddf2): Ditto. (rounddf2_fpr): Ditto. (roundsf2): Ditto. (fix_truncsi2): Combine SF/DF conversion into one insn. (fix_truncdi2): Ditto. (fixuns_truncsi2): Ditto. (fixuns_truncdi2): Ditto. (fctiwz_): Ditto. (btrunc2): Ditto. (btrunc2_fpr): Ditto. (ceil2): Ditto. (ceil2_fpr): Ditto. (floor2): Ditto. (float2_fpr): Ditto. (round2): Ditto. (round2_fpr): Ditto. (fix_truncsi2_stfiwx): New insn for machines with STFIWX. (fixuns_truncsi2_stfiwx): Ditto. (fix_truncdfsi2_internal): Ditto. (fix_truncsi2_mem): Combiner pattern to eliminate storing converted value on stack, loaded into GPR, and then stored into the final destination. (fix_truncdi2_fctidz): New pattern for targets supporting FCTIDZ. (lrintdi2): New insn, provide the lrint builtin functions. (ftruncdf2): Delete, unused. (fix_trunctfsi2_internal): Use gen_fctiwz_df, not gen_fctiwz. * config/rs6000/vsx.md (toplevel): Update copyright year. (VSr2): Use "ws" contraint for DFmode, not "!r#r". (VSr3): Ditto. 2010-08-27 Basile Starynkevitch Jeremie Salvucci * gengtype.c (output_type_enum): Test the right union member. 2010-08-27 Uros Bizjak PR target/41484 * config/i386/sse.md (sse4_1_extendv8qiv8hi2): Also accept memory operands for operand 1. (sse4_1_extendv4qiv4si2): Ditto. (sse4_1_extendv2qiv2di2): Ditto. (sse4_1_extendv4hiv4si2): Ditto. (sse4_1_extendv2hiv2di2): Ditto. (sse4_1_extendv2siv2di2): Ditto. (sse4_1_zero_extendv8qiv8hi2): Ditto. (sse4_1_zero_extendv4qiv4si2): Ditto. (sse4_1_zero_extendv2qiv2di2): Ditto. (sse4_1_zero_extendv4hiv4si2): Ditto. (sse4_1_zero_extendv2hiv2di2): Ditto. (sse4_1_zero_extendv2siv2di2): Ditto. (*sse4_1_extendv8qiv8hi2): Remove insn pattern. (*sse4_1_extendv4qiv4si2): Ditto. (*sse4_1_extendv2qiv2di2): Ditto. (*sse4_1_extendv4hiv4si2): Ditto. (*sse4_1_extendv2hiv2di2): Ditto. (*sse4_1_extendv2siv2di2): Ditto. (*sse4_1_zero_extendv8qiv8hi2): Ditto. (*sse4_1_zero_extendv4qiv4si2): Ditto. (*sse4_1_zero_extendv2qiv2di2): Ditto. (*sse4_1_zero_extendv4hiv4si2): Ditto. (*sse4_1_zero_extendv2hiv2di2): Ditto. (*sse4_1_zero_extendv2siv2di2): Ditto. 2010-08-27 Nathan Froyd * config/mips/mips-protos.h (mips_function_arg_advance): Delete (mips_function_arg): Delete. (mips_function_arg_boundary): Take a const_tree. * config/mips/mips.c (mips_function_arg_boundary): Likewise. (mips_arg_info): Likewise. (mips_setup_incoming_varargs): Call mips_function_arg_advance instead of FUNCTION_ARG_ADVANCE. (mips_function_arg_advance): Adjust prototype. Make static. (mips_function_arg): Likewise. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. * config/mips/mips.h (FUNCTION_ARG_ADVANCE, FUNCTION_ARG): Delete. 2010-08-27 Nathan Froyd * config/rs6000/rs6000.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. * config/rs6000/rs6000-protos.h (function_arg_advance): Delete. (function_arg): Delete. (function_arg_boundary): Take a const_tree. * config/rs6000/rs6000.c (function_arg_boundary): Likewise. (rs6000_spe_function_arg): Likewise. (rs6000_parm_start): Likewise. (rs6000_arg_size): Likewise. (rs6000_darwin64_record_arg_advance_recurse): Likewise. (rs6000_darwin64_record_arg): Likewise. Take a bool instead of an int. (rs6000_mixed_function_arg): Likewise. (function_arg): Rename to... (rs6000_function_arg): ...this. (function_arg_advance): Rename to... (rs6000_function_arg_advance_1): ...this (rs6000_function_arg_advance): New function. Call it. (setup_incoming_varargs): Call rs6000_function_arg_advance_1. (rs6000_return_in_memory): Adjust call to rs6000_darwin64_record_arg. (rs6000_function_value): Likewise. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-08-27 Ramana Radhakrishnan * config/arm/arm.md (enabled): Test the value of arch_enabled rather than just using it. 2010-08-27 Olivier Hainque Eric Botcazou * dse.c (group_info.base_mem, get_group_info): Use BLKmode to cover all the possible offsets from this base. (scan_reads_nospill): Pass base_mem's mode to canon_true_dependence. 2010-08-26 Jakub Jelinek PR tree-optimization/44485 * calls.c (flags_from_decl_or_type): For const or pure noreturn functions return ECF_LOOPING_CONST_OR_PURE|ECF_NORETURN together with ECF_CONST resp. ECF_PURE. * builtins.c (expand_builtin): Use flags_from_decl_or_type instead of querying flags directly. * tree-ssa-loop-niter.c (finite_loop_p): Likewise. * tree-ssa-dce.c (find_obviously_necessary_stmts): Likewise. 2010-08-26 Richard Guenther PR tree-optimization/45255 * tree.c (decl_address_invariant_p): DECL_DLLIMPORT_P statics and externals are also invariant. 2010-08-25 Jakub Jelinek PR rtl-optimization/44858 * combine.c (try_combine): If recog_for_combine added CLOBBERs to newi2pat, make sure they don't affect newpat. PR rtl-optimization/45400 * combine.c (simplify_shift_const_1) : Only use SUBREG_REG if both modes are of MODE_INT class. 2010-08-25 Julian Brown * config/arm/arm.c (arm_issue_rate): Return 2 for Cortex-A5. * config/arm/arm.md (generic_sched): No for Cortex-A5. (generic_vfp): Likewise. (cortex-a5.md): Include. * config/arm/cortex-a5.md: New. 2010-08-25 Richard Guenther * alias.c (get_alias_set): Assign a single alias-set to all pointers. * gimple.c (gimple_get_alias_set): Remove special handling for pointers. 2010-08-25 Bernd Schmidt PR middle-end/45355 * combine.c (try_combine): Use reg_overlap_mentioned_p rather than dead_or_set_p when computing i0_feeds_i2_n. * combine.c (find_split_point): Undo canonicalization of multiply-add to (minus x (mult)) when it seems likely that this will increase the chances of a split. 2010-08-25 Richard Guenther PR lto/44562 * lto-streamer.c (lto_record_common_node): Do not mess with TYPE_CANONICAL when not in lto. * gimple.c (gimple_register_type): Likewise. 2010-08-25 Richard Guenther PR tree-optimization/45316 * tree-ssa-pre.c (eliminate): Properly clean EH info. 2010-08-25 Richard Guenther PR tree-optimization/45393 * tree-ssa-math-opts.c (execute_cse_sincos_1): Properly transfer and clean EH info. Avoid SSA update. (execute_cse_sincos): Cleanup the CFG if it has changed. 2010-08-25 Richard Guenther PR middle-end/45379 * emit-rtl.c (set_mem_attributes_minus_bitpos): Handle TARGET_MEM_REF in alignment computation. 2010-08-25 Jakub Jelinek PR tree-optimization/45059 * tree-ssa-reassoc.c (eliminate_redundant_comparison): Strip useless type conversions from newop{1,2}. Assert t is a comparison and newop{1,2} after the stripping are gimple vals. 2010-08-25 Tejas Belagod * config/arm/iterators.md (VU, SE, V_widen_l): New. (V_unpack, US): New. * config/arm/neon.md (vec_unpack_hi_): Expansion for vmovl. (vec_unpack_lo_): Likewise. (neon_vec_unpack_hi_): Instruction pattern for vmovl. (neon_vec_unpack_lo_): Likewise. (vec_widen_mult_lo_): Expansion for vmull. (vec_widen_mult_hi_): Likewise. (neon_vec_mult_lo_"): Instruction pattern for vmull. (neon_vec_mult_hi_"): Likewise. (neon_unpack_): Widening move intermediate step for vectorizing without -mvectorize-with-neon-quad. (neon_vec_mult_): Widening multiply intermediate step for vectorizing without -mvectorize-with-neon-quad. * config/arm/predicates.md (vect_par_constant_high): Check for high-half lanes of a vector. (vect_par_constant_low): Check for low-half lanes of a vector. 2010-08-24 Sebastian Pop * tree-if-conv.c (struct ifc_dr): New. (IFC_DR): New. (DR_WRITTEN_AT_LEAST_ONCE): New. (DR_RW_UNCONDITIONALLY): New. (memref_read_or_written_unconditionally): Use the cached values when possible. (write_memref_written_at_least_once): Same. (if_convertible_loop_p): Initialize and free DR->aux fields. 2010-08-24 Sebastian Pop * gimple.c (gimple_could_trap_p_1): Not static anymore. Pass an extra bool parameter include_mem. (gimple_could_trap_p): Adjust call to gimple_could_trap_p_1. (gimple_assign_rhs_could_trap_p): Same. * gimple.h (gimple_could_trap_p_1): Declared. * tree-data-ref.h (same_data_refs_base_objects): New. (same_data_refs): New. * tree-if-conv.c (memrefs_read_or_written_unconditionally): New. (write_memrefs_written_at_least_once): New. (ifcvt_memrefs_wont_trap): New. (operations_could_trap): New. (ifcvt_could_trap_p): New. (if_convertible_gimple_assign_stmt_p): Call ifcvt_could_trap_p. Gets a vector of data refs. (if_convertible_stmt_p): Same. (if_convertible_loop_p_1): New. (if_convertible_loop_p): Call if_convertible_loop_p_1. 2010-08-24 Sebastian Pop * common.opt (ftree-loop-if-convert-stores): New flag. * doc/invoke.texi (ftree-loop-if-convert-stores): Documented. * tree-if-conv.c (ifc_temp_var): Pass an extra parameter GSI. Insert the created statement before GSI. (if_convertible_phi_p): Allow virtual phi nodes when flag_loop_if_convert_stores is set. (if_convertible_gimple_assign_stmt_p): Allow memory reads and writes Do not handle types that do not match is_gimple_reg_type. Remove loop and bb parameters. Call gimple_could_trap_p instead of when flag_loop_if_convert_stores is set, as LHS can contain memory refs. (if_convertible_stmt_p): Remove loop and bb parameters. Update calls to if_convertible_gimple_assign_stmt_p. (if_convertible_loop_p): Update call to if_convertible_stmt_p. (replace_phi_with_cond_gimple_assign_stmt): Renamed predicate_scalar_phi. Do not handle virtual phi nodes. (ifconvert_phi_nodes): Renamed predicate_all_scalar_phis. Call predicate_scalar_phi. (insert_gimplified_predicates): Insert the gimplified predicate of a BB just after the labels for flag_loop_if_convert_stores, otherwise insert the predicate in the end of the BB. (predicate_mem_writes): New. (combine_blocks): Call predicate_all_scalar_phis. When flag_loop_if_convert_stores is set, call predicate_mem_writes. (tree_if_conversion): Call mark_sym_for_renaming when flag_loop_if_convert_stores is set. (main_tree_if_conversion): Return TODO_update_ssa_only_virtuals when flag_loop_if_convert_stores is set. 2010-08-24 Anatoly Sokolov * config/pa/pa.c (hppa_register_move_cost, pa_libcall_value, pa_function_value_regno_p, pa_print_operand_punct_valid_p): New. (pa_function_value): Make static. (override_options): Rename to... (pa_option_override): ...this. Make static. (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_REGISTER_MOVE_COST, TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P, TARGET_OPTION_OVERRIDE): Define. * config/pa/pa.h (OVERRIDE_OPTIONS, FUNCTION_VALUE_REGNO_P, LIBCALL_VALUE, REGISTER_MOVE_COST, PRINT_OPERAND_PUNCT_VALID_P): Remove. * config/pa/pa-protos.h (override_options): Remove. 2010-08-24 Richard Guenther PR middle-end/45379 * tree-ssa-address.c (create_mem_ref_raw): Drop to MEM_REF if addr->index is NULL or zero. * tree-ssa-alias.c (indirect_refs_may_alias_p): Handle TARGET_MEM_REF more properly. (indirect_ref_may_alias_decl_p): Likewise. * emit-rtl.c (set_mem_attributes_minus_bitpos): Keep TARGET_MEM_REFs. * alias.c (ao_ref_from_mem): Handle TARGET_MEM_REF more properly. 2010-08-23 Anatoly Sokolov * config/m32c/m32c.c (m32c_function_value_regno_p): Make static. (m32c_override_options): Rename to... (m32c_option_override): ...this. Make static. (TARGET_FUNCTION_VALUE_REGNO_P, TARGET_OPTION_OVERRIDE): Define. * config/m32c/m32c.h (OVERRIDE_OPTIONS, FUNCTION_VALUE_REGNO_P): Remove. * config/m32c/m32c-protos.h (m32c_override_options, m32c_function_value_regno_p): Remove. 2010-08-23 Changpeng Fang * tree-ssa-loop-prefetch.c (gather_memory_references_ref) : Fix a typo in a previous commit. 2010-08-23 Kai Tietz * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Pre-initialize innerloop_iters to one. 2010-08-23 Changpeng Fang * tree-flow.h (may_be_nonaddressable_p): New definition. Make the existing static function global. * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): This function is changed to global. * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Call may_be_nonaddressable_p on base, and don't collect this reference if the address of the base could not be taken. 2010-08-23 Michael Meissner * config/rs6000/rs6000.opt (-mveclibabi=mass): New option to enable the compiler to autovectorize mathmetical functions for power7 using the Mathematical Acceleration Subsystem library. * config/rs6000/rs6000.c (rs6000_veclib_handler): New variable to handle which vector math library we have. (rs6000_override_options): Add -mveclibabi=mass support. (rs6000_builtin_vectorized_libmass): New function to handle auto vectorizing math functions that are in the MASS library. (rs6000_builtin_vectorized_function): Call it. * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mveclibabi=mass. 2010-08-22 John David Anglin PR boehm-gc/34544 * gthr-posix.h (__gthread_active_init): Delete. (__gthread_active_p): Do activity check here. Don't include errno.h on hppa-hpux. Update comment. * gthr-posix95.h (__gthread_active_init): Delete. (__gthread_active_p): Do activity check here. Don't include errno.h on hppa-hpux. Update comment. * config.gcc (hppa[12]*-*-hpux11*): Define extra_parts. * config/pa/pa64-hpux.h (LIB_SPEC): When -static is specified, only add -lpthread when -mt or -pthread is specified. * config/pa/pa-hpux11.h (LIB_SPEC): likewise. (LINK_GCC_C_SEQUENCE_SPEC): Define. * config/pa/t-pa-hpux11 (LIBGCCSTUB_OBJS): Define. (stublib.c, pthread_default_stacksize_np-stub.o, pthread_mutex_lock-stub.o, pthread_mutex_unlock-stub.o, $(T)libgcc_stub.a): Add methods. * config/pa/t-pa64 (LIBGCCSTUB_OBJS): Add pthread stubs. (stublib.c, pthread_default_stacksize_np-stub.o, pthread_mutex_lock-stub.o, pthread_mutex_unlock-stub.o): Add methods. * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock, pthread_mutex_unlock): New stubs. 2010-08-22 Joseph Myers * Makefile.in (gccspec.o, cppspec.o): Update dependencies. * common.opt (L, nodefaultlibs, nostdlib, pg, static): New options. * config/avr/avr.h (LIBSTDCXX): Remove initial "-l". * config/freebsd.h (MATH_LIBRARY_PROFILE): Remove initial "-l". * config/i386/djgpp.h (LIBSTDCXX): Remove initial "-l". * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove initial "-l". * config/s390/tpf.h (MATH_LIBRARY, LIBSTDCXX): Remove initial "-l". * cppspec.c: Include opts.h. (lang_specific_driver): Use cl_decoded_option structures. * doc/tm.texi.in (MATH_LIBRARY): Update documentation. * doc/tm.texi: Regenerate. * gcc.c (translate_options): Translate -d to -foutput-class-dir=. (driver_handle_option): Allow driver options needing no special processing. (process_command): Decode options before call to lang_specific_driver. Pass decoded options to lang_specific_driver. * gcc.h (lang_specific_driver): Update prototype. * gccspec.c: Include opts.h. (lang_specific_driver): Use cl_decoded_option structures. * opts-common.c (option_ok_for_language, generate_option, generate_option_input_file): New. (decode_cmdline_option): Use option_ok_for_language. (decode_cmdline_options_to_array): Use generate_option_input_file. (handle_generated_option): Use generate_option. * opts.h (generate_option, generate_option_input_file): Declare. 2010-08-22 Anatoly Sokolov * config/mips/mips.c (mips_override_options): Rename to... (mips_option_override): ...this. Make static. (TARGET_OPTION_OVERRIDE): Define. (mips_in_small_data_p): Update comment. * config/mips/mips.h (OVERRIDE_OPTIONS): Remove. (FIXED_REGISTERS): Update comment. * config/mips/mips-protos.h (mips_override_options): Remove. 2010-08-21 Olivier Hainque * config/rs6000/vxworks.h (TARGET_OS_CPP_BUILTINS): Define __PPC__. 2010-08-21 Olivier Hainque * config/rs6000/vxworks.h (PREFERRED_STACK_BOUNDARY, ABI_STACK_BOUNDARY): Ensure STACK_BOUNDARY is honored despite EABI. 2010-08-20 Jan Hubicka * tree-pass.h (pass_ipa_cdtor_merge): New function. * cgraphunit.c (static_ctors, static_dtors): Move to ipa.c; make heap allocated. (record_cdtor_fn): Move to ipa.c; do not test for have_ctors_dtors. (build_cdtor): Move to ipa.c; add code avoiding construction when target have ctors/dtors and there is only one ctor/dtor at given priority. (compare_ctor, compare_dtor): Move to ipa.c; use DECL_UID to stabilize sort; reverse order of constructors. (cgraph_build_cdtor_fns): Move to ipa.c; rename to build_cdtor_fns. (cgraph_finalize_function): Do not call record_cdtor_fn. (cgraph_finalize_compilation_unit): Do not call cgraph_build_cdtor_fns. (cgraph_build_static_cdtor): Move to ipa.c. * ipa.c: Include target.h and tree-iterator.h. (cgraph_build_static_cdtor, static_ctors, static_dtors, record_cdtor_fn, build_cdtor, compare_ctor, compare_dtor, build_cdtor_fns, ipa_cdtor_merge, gate_ipa_cdtor_merge, pass_ipa_cdtor_merge): New. * passes.c (init_optimization_passes): Enqueue pass_ipa_cdtor_merge. * ipa-prop.c (update_indirect_edges_after_inlining): Avoid out of bounds access. 2010-08-20 Jan Hubicka PR c++/45307 PR c++/17736 * cgraph.h (cgraph_only_called_directly_p, cgraph_can_remove_if_no_direct_calls_and_refs_p): Handle static cdtors. * cgraphunit.c (cgraph_decide_is_function_needed): Static cdtors are not needed. (cgraph_finalize_function): Static cdtors are reachable. (cgraph_mark_functions_to_output): Use cgraph_only_called_directly_p. 2010-08-20 Jan Hubicka * lto-cgraph.c (lto_output_edge): Use gimple_has_body_p instead of flag_wpa. * lto-streamer-out.c (lto_output): Likewise. * passes.c (ipa_write_optimization_summaries): Initialize statement uids. 2010-08-20 Olivier Hainque * tree.h (alias_diag_flags): New enum. (alias_pair): Add an 'emitted_diags' field. * varasm.c (finish_aliases_1): Honor and update p->emitted_diags. (assemble_alias): Initialize emitted_diags of new pairs. 2010-08-20 Eric Botcazou * config/rs6000/aix.h (STACK_CHECK_STATIC_BUILTIN): Define to 1. * config/rs6000/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise. * config/rs6000/linux64.h (STACK_CHECK_STATIC_BUILTIN): Likewise. (STACK_CHECK_PROTECT): Define. * config/rs6000/rs6000.c (rs6000_emit_probe_stack_range): New function. (output_probe_stack_range): Likewise. (rs6000_emit_prologue): Invoke rs6000_emit_probe_stack_range if static builtin stack checking is enabled. * config/rs6000/rs6000-protos.h (output_probe_stack_range): Declare. * config/rs6000/rs6000.md (UNSPECV_PROBE_STACK_RANGE): New constant. (probe_stack_range): New insn. 2010-08-20 H.J. Lu PR target/45336 * config/i386/emmintrin.h (_mm_extract_epi16): Cast to unsigned short first. * config/i386/smmintrin.h (_mm_extract_epi8): Cast to unsigned char first. 2010-08-20 Jakub Jelinek PR target/45336 * config/i386/sse.md (*sse4_1_pextrb): Add SWI48 mode iterator to cover zero extension into 64-bit register. (*sse2_pextrw): Likewise. (*sse4_1_pextrd_zext): New insn. 2010-08-20 Iain Sandoe revert r163410, partially revert r163267. * config/rs6000/darwin.h (LIB_SPEC): Remove. * config/darwin.h (REAL_LIBGCC_SPEC): Link lgcc for all Darwin versions. 2010-08-20 Jakub Jelinek PR middle-end/44974 * builtins.c (expand_builtin): Don't optimize away calls to DECL_LOOPING_CONST_OR_PURE_P builtins. 2010-08-20 Uros Bizjak * config/i386/i386.md (ashift %rsp splitter): Remove splitter. (pro_epilogue_adjust_stack_di_2): Use "l" constraint for alternative 1 of operand 2. 2010-08-20 Jakub Jelinek Paolo Bonzini * simplify-rtx.c (simplify_unary_operation_1): Optimize (sign_extend (zero_extend (...)) and ({sign,zero}_extend (lshiftrt (ashift X (const_int I)) (const_int I))). 2010-08-20 Jakub Jelinek PR rtl-optimization/45353 * sel-sched-ir.c (sel_bb_head): Return NULL even if next_nonnote_insn after bb_note is a BARRIER. 2010-08-20 Iain Sandoe * config/rs6000/darwin.h (LIB_SPEC): New. Provide saveFP/restFP by linking libgcc.a. 2010-08-20 Jakub Jelinek Michael Matz * tree-ssa-address.c (tree_mem_ref_addr): Convert offset to sizetype. 2010-08-20 Nathan Froyd * ggc-common.c (ggc_mark_root_tab): New function, split out from... (ggc_mark_roots): ...here. 2010-08-20 Nathan Froyd * vec.h (FOR_EACH_VEC_ELT): Define. * c-decl.c: Use it. * cfgloop.c: Likewise. * cfgloopmanip.c: Likewise. * cgraph.c: Likewise. * cgraphunit.c: Likewise. * combine.c: Likewise. * config/bfin/bfin.c: Likewise. * config/mips/mips.c: Likewise. * config/rs6000/rs6000.c: Likewise. * dbxout.c: Likewise. * df-scan.c: Likewise. * dominance.c: Likewise. * dse.c: Likewise. * dwarf2out.c: Likewise. * except.c: Likewise. * expr.c: Likewise. * function.c: Likewise. * gcse.c: Likewise. * genattr.c: Likewise. * ggc-common.c: Likewise. * gimplify.c: Likewise. * graphite-blocking.c: Likewise. * graphite-clast-to-gimple.c: Likewise. * graphite-dependences.c: Likewise. * graphite-interchange.c: Likewise. * graphite-poly.c: Likewise. * graphite-scop-detection.c: Likewise. * graphite-sese-to-poly.c: Likewise. * graphite.c: Likewise. * haifa-sched.c: Likewise. * ifcvt.c: Likewise. * implicit-zee.c: Likewise. * ipa-prop.c: Likewise. * ipa-struct-reorg.c: Likewise. * ipa.c: Likewise. * ira-build.c: Likewise. * ira-color.c: Likewise. * ira-emit.c: Likewise. * lambda-code.c: Likewise. * loop-invariant.c: Likewise. * loop-unroll.c: Likewise. * lower-subreg.c: Likewise. * lto-cgraph.c: Likewise. * lto-opts.c: Likewise. * lto-streamer-in.c: Likewise. * lto-streamer-out.c: Likewise. * lto-streamer.c: Likewise. * lto-symtab.c: Likewise. * matrix-reorg.c: Likewise. * opts.c: Likewise. * predict.c: Likewise. * print-tree.c: Likewise. * sdbout.c: Likewise. * sel-sched-dump.c: Likewise. * sel-sched-ir.c: Likewise. * sel-sched.c: Likewise. * sese.c: Likewise. * stor-layout.c: Likewise. * tree-cfg.c: Likewise. * tree-cfgcleanup.c: Likewise. * tree-chrec.c: Likewise. * tree-data-ref.c: Likewise. * tree-emutls.c: Likewise. * tree-inline.c: Likewise. * tree-into-ssa.c: Likewise. * tree-loop-distribution.c: Likewise. * tree-loop-linear.c: Likewise. * tree-mudflap.c: Likewise. * tree-outof-ssa.c: Likewise. * tree-parloops.c: Likewise. * tree-predcom.c: Likewise. * tree-pretty-print.c: Likewise. * tree-scalar-evolution.c: Likewise. * tree-ssa-live.c: Likewise. * tree-ssa-loop-im.c: Likewise. * tree-ssa-loop-ivcanon.c: Likewise. * tree-ssa-loop-ivopts.c: Likewise. * tree-ssa-loop-manip.c: Likewise. * tree-ssa-loop-niter.c: Likewise. * tree-ssa-loop-prefetch.c: Likewise. * tree-ssa-phiprop.c: Likewise. * tree-ssa-pre.c: Likewise. * tree-ssa-reassoc.c: Likewise. * tree-ssa-sccvn.c: Likewise. * tree-ssa-structalias.c: Likewise. * tree-ssa.c: Likewise. * tree-vect-data-refs.c: Likewise. * tree-vect-loop-manip.c: Likewise. * tree-vect-loop.c: Likewise. * tree-vect-patterns.c: Likewise. * tree-vect-slp.c: Likewise. * tree-vect-stmts.c: Likewise. * tree-vrp.c: Likewise. * tree.c: Likewise. * value-prof.c: Likewise. * var-tracking.c: Likewise. * varasm.c: Likewise. * vmsdbgout.c: Likewise. 2010-08-19 Nathan Sidwell Richard Guenther * gimplify.c (gimplify_modify_expr): When assigning to volatiles, copy the src value and return a copy. * doc/extend.texi (Volatiles): Move from C++ to C and expand. (C++ Volatiles): Adjust to describe C++ semantics only. 2010-08-20 Joseph Myers * doc/tm.texi.in (PIC_OFFSET_TABLE_REG_CALL_CLOBBERED): Document to be zero or nonzero. * doc/tm.texi: Regenerate. * defaults.h (PIC_OFFSET_TABLE_REG_CALL_CLOBBERED): Define. * df-scan.c (df_get_exit_block_use_set), reginfo.c (init_reg_sets_1), rtlanal.c (rtx_unstable_p, rtx_varies_p): Handle new PIC_OFFSET_TABLE_REG_CALL_CLOBBERED semantics. * config/ia64/ia64.h (PIC_OFFSET_TABLE_REG_CALL_CLOBBERED): Define to 1. 2010-08-20 Olivier Hainque * config/sparc/sparc.c (sparc_asm_function_epilogue): Don't output an extra nop past a sibling call at the very end. 2010-08-19 Bernd Schmidt PR bootstrap/45350 * combine.c (try_combine): Initialize i1_is_used and i2_is_used. Fix a comment. 2010-08-19 Nathan Froyd * target.def (function_arg, function_incoming_arg): Remove const qualifier on CUMULATIVE_ARGS parameter. * targhooks.h (default_function_arg, default_function_incoming_arg): Likewise. * targhooks.c (default_function_arg, default_function_incoming_arg): Likewise. * config/i386/i386.c (ix86_function_arg): Likewise. 2010-08-19 Jakub Jelinek PR target/45336 * simplify-rtx.c (simplify_unary_operation_1): Optimize nested SIGN_EXTENDs or ZERO_EXTENDs. 2010-08-19 Bernd Schmidt PR target/42172 * combine.c (combine_validate_cost): New arg I0. All callers changed. Take its cost into account if nonnull. (insn_a_feeds_b): New static function. (combine_instructions): Look for four-insn combinations. (can_combine_p): New args PRED2, SUCC2. All callers changed. Take them into account when computing all_adjacent and looking for other uses. (combinable_i3pat): New args I0DEST, I0_NOT_IN_SRC. All callers changed. Treat them like I1DEST and I1_NOT_IN_SRC. (try_combine): New arg I0. Handle four-insn combinations. (distribute_notes): New arg ELIM_I0. All callers changed. Treat it like ELIM_I1. 2010-08-19 Jason Merrill PR c++/45307 * gimplify.c (gimplify_init_constructor): Just return GS_UNHANDLED if ctor is empty. (gimplify_modify_expr_rhs): Adjust. 2010-08-19 Nathan Froyd * cfgloop.c (get_loop_body_in_bfs_order): Avoid redundant call to bitmap_bit_p. * config/bfin/bifn.c (bfin_discover_loop): Likewise. * dominance.c (iterate_fix_dominators): Likewise. * dse.c (set_usage_bits): Likewise. (set_position_unneeded, record_store): Likewise. * gimple-fold.c (get_maxval_strlen): Likewise. * haifa-sched.c (fix_inter_tick, fix_recovery_deps): Likewise. * ipa-inline.c (update_caller_keys): Likewise. * ipa-split.c (verify_non_ssa_vars): Likewise. * ipa-type-escape.c (mark_type, close_type_seen): Likewise. (close_type_exposed_parameter, close_type_full_escape): Likewise. (close_addressof_down): Likewise. * ira-color.c (assign_hard_reg, push_allocno_to_stack): Likewise. (setup_allocno_left_conflicts_size): Likewise. (ira_reassign_conflict_allocnos): Likewise. (ira_reassign_pseudos): Likewise. * ira-emit.c (change_loop): Likewise. * loop-invariant.c (mark_regno_live, mark_regno_death): Likewise. * lto-streamer-out.c (write_symbol): Likewise. * predict.c (expr_expected_value_1): Likewise. * regstat.c (regstat_bb_compute_ri): Likewise. * sel-sched.c (create_block_for_bookkeeping): Likewise. (track_scheduled_insns_and_blocks, sel_sched_region_1): Likewise. * stmt.c (expand_case): Likewise. * tree-eh.c (emit_eh_dispatch): Likewise. * tree-into-ssa.c (prune_unused_phi_nodes): Likewise. * tree-loop-distribution.c (make_nodes_having_upstream_mem_writes): Likewise. (rdg_flag_vertex, rdg_flag_loop_exits): Likewise. (rdg_build_components): Likewise. * tree-object-size.c (collect_object_sizes_for): Likewise. * tree-sra.c (convert_callers): Likewise. * tree-ssa-coalesce.c (live_track_add_partition): Likewise. * tree-ssa-live.c (mark_all_vars_used_1): Likewise. * tree-ssa-pre.c (bitmap_set_replace_value): Likewise. 2010-08-19 Uros Bizjak * config/i386/i386.md (*lea_1): Use P mode iterator. (lea add splitter): Also handle DImode operands. (DImode lea add splitter): Use x86_64_immediate_operand for operand 2 predicate. Do not use ix86_lea_for_add_ok. (zext DImode lea add splitter): Use ix86_lea_for_add_ok. (lea ashift splitter): Also handle DImode operands. (DImode lea ashift splitter): Remove splitter. 2010-08-19 Uros Bizjak * config/i386/i386.md (*add3_cconly_overflow): Do not use ix86_binary_operator_ok. 2010-08-19 Andrey Belevantsev PR rtl-optimization/44691 * sel-sched.c (count_occurrences_1): Also punt when SUBREG_REG is not a register. 2010-08-19 Ian Bolton PR target/45070 * config/arm/arm.c (arm_output_epilogue): Ensure that return value of size 1-3 is handled correctly. 2010-08-19 Ian Bolton * tree-switch-conversion.c (gen_inbound_check): Ensure that the type for the conditional has wide enough range. 2010-08-18 Uros Bizjak PR target/45327 * config/i386/i386.md (_3): Do not use ix86_binary_operator_ok. 2010-08-18 Uros Bizjak * config/i386/i386.md (*add_1) : Split insn to lea. : Swap operands 1 and 2 for alternative 2 to use existing code to output insn mnemonic. Fix comment. (*addsi_1_zext): Add r-r-0 alternative 1. : Split insn to lea. : Handle alternative 1. (*addhi_1_lea): Add r-r-0 alternative 2. Use cond RTX instead of multi-level if_then_else RTX to set "type" attribute. : Handle alternative 2. (*addqi_1_lea): Add q-q-0 alternative 2 and r-r-0 alternative 4. Use cond RTX instead of multi-level if_then_else RTX to set "type" attribute. : Handle alternatives 2 and 4. (lea splitters): Update calls to ix86_lea_for_add_ok. * config/i386/i386.c (ix86_lea_for_add_ok): Remove unused "code" argument. * config/i386/i386-protos.h (ix86_lea_for_add_ok): Update prototype. 2010-08-18 Richard Guenther * tree-ssa-uninit.c (find_uninit_use): Disregard debug stmts, use operand helpers. 2010-08-18 Paolo Bonzini PR middle-end/45292 * optabs.c (expand_bool_compare_and_swap): Expand pending pops before trying the optab. 2010-08-18 Yao Qi PR target/45094 * config/arm/arm.c (output_move_double): Fix typo generating instructions ('ldr'->'str'). 2010-08-18 Maxim Kuvyrkov PR rtl-optimization/42575 * optabs.c (expand_doubleword_mult): Generate new pseudos to shorten live ranges. 2010-08-18 Marcus Shawcroft * config/arm/arm-protos.h (arm_expand_sync): New. (arm_output_memory_barrier, arm_output_sync_insn): New. (arm_sync_loop_insns): New. * config/arm/arm.c (FL_ARCH7): New. (FL_FOR_ARCH7): Include FL_ARCH7. (arm_arch7): New. (arm_print_operand): Support %C markup. (arm_legitimize_sync_memory): New. (arm_emit, arm_insn_count, arm_count, arm_output_asm_insn): New. (arm_process_output_memory_barrier, arm_output_memory_barrier): New. (arm_ldrex_suffix, arm_output_ldrex, arm_output_strex): New. (arm_output_op2, arm_output_op3, arm_output_sync_loop): New. (arm_get_sync_operand, FETCH_SYNC_OPERAND): New. (arm_process_output_sync_insn, arm_output_sync_insn): New. (arm_sync_loop_insns,arm_call_generator, arm_expand_sync): New. * config/arm/arm.h (struct arm_sync_generator): New. (TARGET_HAVE_DMB, TARGET_HAVE_DMB_MCR): New. (TARGET_HAVE_MEMORY_BARRIER): New. (TARGET_HAVE_LDREX, TARGET_HAVE_LDREXBHD): New. * config/arm/arm.md: Include sync.md. (UNSPEC_MEMORY_BARRIER): New. (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK): New. (VUNSPEC_SYNC_OP):New. (VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): New. (sync_result, sync_memory, sync_required_value): New attributes. (sync_new_value, sync_t1, sync_t2): Likewise. (sync_release_barrier, sync_op): Likewise. (length): Add logic to length attribute defintion to call arm_sync_loop_insns when appropriate. * config/arm/sync.md: New file. 2010-08-17 Jakub Jelinek * tree.h (host_integerp): Add ATTRIBUTE_PURE when not ENABLE_TREE_CHECKING. (tree_low_cst): Add inline version for !ENABLE_TREE_CHECKING and GCC >= 4.3. 2010-08-17 H.J. Lu * config/i386/i386.c (ix86_lea_for_add_ok): For !TARGET_OPT_AGU or optimizing for size, always avoid lea if possible. * config/i386/i386.md (*add_1): Always avoid lea if possible. 2010-08-17 Iain Sandoe * unwind-dw2-fde-darwin.c (_darwin10_Unwind_FindEnclosingFunction): Dunmmy function with NULL return unless the target is OSX >= 10.6 (Darwin10). 2010-08-17 Jack Howarth * gcc.c (spec_function): Add remove-outfile. (remove_outfile_spec_function): New function. * config/darwin.h (LINK_SPEC): Add removal of -ldl, -lm and -lpthread. * invoke.texi (replace-outfile): Document. 2010-08-17 Uros Bizjak PR target/45296 * reginfo.c (globalize_reg): Reject stack registers. 2010-08-17 Richard Guenther * tree-ssa-dom.c (struct edge_info): Use a VEC for the list of conditional equivalences. (free_all_edge_infos): Adjust. (record_equivalences_from_incoming_edge): Likewise. (record_cond): Likewise. (build_and_record_new_cond): Likewise. (record_conditions): Likewise. (dom_opt_leave_block): Likewise. 2010-08-17 Kai Tietz * doc/invoke.texi (ms-extension): Add documentation. 2010-08-17 Richard Guenther * fold-const.c (fold_comparison): Strip nops inside POINTER_PLUS_EXPR. 2010-08-17 Shujing Zhao PR c/40563 * c-decl.c (diagnose_uninitialized_cst_member): New function. (finish_decl): Use it to issue a -Wc++-compat warning about uninitialized const field in struct or union. (finish_struct): Use strip_array_types. 2010-08-17 Jakub Jelinek * function.c (block_fragments_nreverse, blocks_nreverse_all): New functions. (reorder_blocks): Use blocks_nreverse_all instead of blocks_nreverse. (reorder_blocks_1): Assert BLOCK_FRAGMENT_ORIGIN is NULL. Don't call block_nreverse here. (blocks_nreverse): Rename decl temporary to block. 2010-08-16 Bernd Schmidt * config/arm/thumb2.md (thumb2_notsi_shiftsi, thumbsi_notsi_shiftsi_compare0, thumb2_not_shiftsi_compare0_scratch, thumb2_cmpsi_shiftsi, thumb2_cmpsi_shiftsi_swp, thumb2_arith_shiftsi, thumb2_arith_shiftsi splitter, thumb2_arith_shiftsi_compare0, thumb2_arith_shiftsi_compare0_scratch, thumb2_sub_shiftsi, thumb2_sub_shiftsi_compare0, thumb2_sub_shiftsi_compare0_scratch, thumb2_iorsi3): Delete. (orsi_notsi_si): No longer a named pattern. (orsi_not_shiftsi_si): Renamed from thumb_orsi_not_shiftsi_si. * config/arm/predicates.md (shift_amount_operand): New. (mult_operator): New. * config/arm/arm.md (attr arch, attr arch_enabled, attr insn_enabled, attr enabled): New. (iorsi3_insn): Renamed from arm_iorsi3. Handle a new alternative if arch matches t2. (not_shiftsi): Renamed from arm_notsi_shiftsi. Handle Thumb2 variant. (not_shiftsi_compare0): Likewise, renamed from arm_notsi_shiftsi_compare0. (not_shiftsi_compare0_scratch): Likweise, renamed from arm_notsi_shiftsi_compare0_scratch. (cmpsi_shiftsi): Likewise, renamed from arm_cmpsi_shiftsi. (cmpsi_shiftsi_swp): Likewise, renamed from arm_cmpsi_shiftsi_swp. (arith_shiftsi): Handle Thumb2 variant. Set insn_enabled attribute so that the register alternative is disabled when the shift_operator is MULT. Use "M" as the constraint for constants. (arith_shiftsi splitter): Enable for TARGET_32BIT. (arith_shiftsi_compare0): Handle Thumb2 variant. Use "M" as the constraint for constants. (arith_shiftsi_compare0_scratch): Likewise. (sub_shiftsi, sub_shiftsi_compare0, sub_shiftsi_compare0_scratch): Handle Thumb2 alternative. 2010-08-16 Joseph Myers * doc/options.texi (NoDriverArg): Document. * gcc.c (cpp_unique_options): Generate -MD and -MMD instead of -MDX and -MMDX. * opt-functions.awk (switch_flags): Handle NoDriverArg. * opts-common.c (decode_cmdline_option): Ignore CL_SEPARATE marking for CL_NO_DRIVER_ARG options when in the driver. * opts.h (CL_NO_DRIVER_ARG): Define. (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER, CL_TARGET, CL_COMMON): Update values. 2010-08-16 Joseph Myers * common.opt: Add driver options. (auxbase, auxbase-strip, quiet, version): Mark RejectDriver. * doc/options.texi (Driver, RejectDriver): Document. * gcc.c (pass_exit_codes, print_search_dirs, print_file_name, print_prog_name, print_multi_directory, print_sysroot, print_multi_os_directory, print_multi_lib, print_sysroot_headers_suffix, report_times, combine_flag, use_pipes, wrapper_string): Remove. (save_switch, driver_unknown_option_callback, driver_wrong_lang_callback, driver_post_handling_callback, driver_handle_option): New. (spec_lang, last_language_n_infiles): Make file-scope static instead of local to process_command. (process_command): Use decode_cmdline_options_to_array and read_cmdline_option for option processing. Compute have_c in prescan of decoded options. * opt-functions.awk (switch_flags): Handle Driver and RejectDriver. (var_type, var_type_struct): Handle Separate options as generating const char * variables. * opts-common.c (decode_cmdline_option): Expect CL_COMMON and CL_TARGET to be passed by caller if required. (decode_cmdline_options_to_array): Update comment. * opts.c (complain_wrong_lang): Handle options only valid for the driver. (decode_options): Update call to decode_cmdline_options_to_array. (print_filtered_help): Ignore driver-only options. (print_specific_help): Ignore CL_DRIVER. (common_handle_option): Don't call print_specific_help for CL_DRIVER. * opts.h (CL_DRIVER, CL_REJECT_DRIVER): Define. (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET, CL_COMMON): Update values. 2010-08-16 Richard Guenther * tree-cfg.c (verify_types_in_gimple_reference): Verify TARGET_MEM_REF a bit. * tree-ssa-address.c (addr_for_mem_ref): Adjust. (create_mem_ref_raw): Always create TMR_OFFSET, store the alias pointer type via it. (copy_mem_ref_info): Adjust. (maybe_fold_tmr): Likewise. * tree.c (mem_ref_offset): Also handle TARGET_MEM_REF. (reference_alias_ptr_type): Likewise. * tree.def (TARGET_MEM_REF): Remove TMR_ORIGINAL operand, adjust documentation of TMR_OFFSET operand. * alias.c (get_alias_set): Do not look at TMR_ORIGINAL but use the alias pointer type. * expr.c (expand_expr_real_1): Do not use TMR_ORIGINAL to initialize mem attrs but the TMR itself. * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REF similar to MEM_REF. * tree-pretty-print.c (dump_generic_node): Do not dump TMR_ORIGINAL. * tree-ssa-loop-ivopts.c (idx_remove_ssa_names): Remove. (unshare_and_remove_ssa_names): Likewise. (copy_ref_info): Adjust. * tree-ssa-pre.c (create_component_ref_by_pieces_1): Simplify TARGET_MEM_REF case. * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Do not look at TMR_ORIGINAL. * tree.h (TMR_ORIGINAL): Remove. * gimple.c (get_base_address): For TARGET_MEM_REF with a symbol return that. * tree-dfa.c (get_ref_base_and_extent): Handle TARGET_MEM_REF with a symbol. (get_addr_base_and_unit_offset): Likewise. * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Handle TARGET_MEM_REFs. (indirect_ref_may_alias_decl_p): Likewise. (refs_may_alias_p_1): Do not bail out for TARGET_MEM_REFs. 2010-08-15 Uros Bizjak * doc/invoke.texi (-fomit-frame-pointer): Document that starting with GCC version 4.6, the default setting (when not optimizing for size) for 32-bit Linux x86 and 32-bit Darwin x86 targets has been changed to -fomit-frame-pointer. 2010-08-15 Iain Sandoe * config/darwin.h (REAL_LIBGCC_SPEC): Remove libgcc_s.10.5 stub for Darwin10. Do not link libgcc.a for Darwin >= 9. 2010-08-15 Gerald Pfeifer * doc/invoke.texi (Warning Options): Fix terminology and markup in the description of how unknown warning options are handled. 2010-08-15 Ira Rosen * tree-vect-data-refs.c (vect_setup_realignment): Support realignment in basic blocks. (vect_supportable_dr_alignment): Check alignment for basic blocks. * tree-vect-slp.c (vect_build_slp_tree): Allow different codes for data references. (vect_bb_vectorization_profitable_p): New function. (vect_slp_analyze_bb): Call vect_bb_vectorization_profitable_p() to check if it's worthwhile to vectorize the basic block. 2010-08-14 Anatoly Sokolov * reload.h (register_move_cost, memory_move_secondary_cost, secondary_reload_class): Adjust prototype. * rtl.h (reg_class_subset_p): Adjust prototype. * reload.c (secondary_reload_class): Change arguments type from enum reg_class to reg_class_t. Change result type to reg_class_t. * reginfo.c (register_move_cost, reg_class_subset_p): Change arguments type from enum reg_class to reg_class_t. (memory_move_secondary_cost): Change arguments type from enum reg_class to reg_class_t. Change type of saved_flags to reg_class_t. * config/mips/mips.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove macros. (mips_cost): Remove. (struct mips_rtx_cost_data): Moved to mips.c. * config/mips/mips-protos.h (mips_register_move_cost): Remove. * config/mips/mips.c (struct mips_rtx_cost_data): Moved from mips.h. (mips_cost): Make static. (mips_canonicalize_move_class): Change argument type to reg_class_t. Change result type to reg_class_t. (mips_move_to_gpr_cost, mips_move_from_gpr_cost): Change arguments type from enum reg_class to reg_class_t. (mips_register_move_cost): Make static. Change arguments type from enum reg_class to reg_class_t. (mips_memory_move_cost): New function. (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define. 2010-08-14 Richard Sandiford PR rtl-optimization/43358 * ira-lives.c (process_single_reg_class_operands): Adjust the costs of a single hard register, using simplify_subreg_regno to decide what that register should be. 2010-08-14 Mingjie Xing * config/mips/mips.c (CODE_FOR_loongson_pmullh): Define. * config/mips/loongson.md (UNSPEC_LOONGSON_PMULL): Delete. (loongson_pmull): Rename to... (mul3): ...this and use MULT instead of an UNSPEC. 2010-08-13 Jack Howarth * configure.ac: Enable -fomit-frame-pointer on darwin which support dwarf2. * config/i386/i386.c (override_options): Same. 2010-08-13 Jie Zhang * config/arm/arm.md (cstoredf4): Only valid when !TARGET_VFP_SINGLE. 2010-08-12 Joseph Myers * gcc.c (cpp_unique_options): Generate -MDX and -MMDX from -MD and -MMD. 2010-08-12 Changpeng Fang * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Give up dot_prod pattern searching if a stmt is outside the loop. 2010-08-12 H.J. Lu Uros Bizjak * config.gcc: Handle --enable-frame-pointer. * configure.ac: Add --enable-frame-pointer. * configure: Regenerated. * config/i386/i386.c (USE_IX86_FRAME_POINTER): Default to 0. (override_options): If not configured with --enable-frame-pointer, enable -fomit-frame-pointer (but not for TARGET_MACHO or when optimizing for size), -fasynchronous-unwind-tables and -maccumulate-outgoing-args by default. 2010-08-12 Jakub Jelinek * builtins.c (fold_builtin_memory_op): Avoid -Wsign-compare warning. PR middle-end/45262 * fold-const.c (make_range) : Punt if -a overflows. Normalize the range. 2010-08-12 Richard Guenther PR tree-optimization/45232 * tree-ssa-reassoc.c (can_reassociate_p): Disable re-association for types with undefined overflow. (reassociate_bb): Allow re-associating of bit and min/max operations for types with undefined overflow. * tree-ssa-forwprop.c (associate_plusminus): New function. (tree_ssa_forward_propagate_single_use_vars): Call it. 2010-08-12 Richard Guenther * tree-flow.h (struct ptr_info_def): Add align and misalign fields. * tree-ssa-alias.c (get_ptr_info): Move ... * tree-ssanames.c (get_ptr_info): ... here. Initialize align and misalign fields conservatively. * tree-ssa-ccp.c (ccp_finalize): From partially constant pointers derive alignment information. (evaluate_stmt): Derive alignment information from memory allocation functions. * tree.h (get_pointer_alignment): Make unsigned. * builtins.c (get_object_alignment): Use alignment information we have computed for pointers. (get_pointer_alignment): Likewise. Make conservative, return and unsigned value. (expand_builtin_strlen): Adjust. (expand_builtin_memcmp): Likewise. (expand_builtin_strcmp): Likewise. (expand_builtin_strncmp): Likewise. (get_builtin_sync_mem): Use at least mode alignment. (fold_builtin_memset): Adjust. (fold_builtin_memory_op): Likewise. * gimple-pretty-print.c (dump_gimple_phi): Alongside alias information also dump pointer alignment knowledge. (dump_gimple_stmt): Likewise. 2010-08-12 Uros Bizjak * config/i386/i386.c (LONG_TYPE_SIZE): Remove. (EMPTY_FIELD_BOUNDARY): Remove. * config/i386/i386-interix.h (PCC_BITFIELD_TYPE_MATTERS): Remove. 2010-08-12 Jakub Jelinek PR debug/45259 * caller-save.c (save_call_clobbered_regs): Only swap notes with DEBUG_INSNs if n_regs_saved. 2010-08-12 Wei Guozhi PR target/44999 * config/arm/arm.md (andsi3): Change to zero extension if possible. * config/arm/thumb2.md (thumb2_zero_extendqisi2_v6): Change the name. 2010-08-11 Vladimir Makarov * ira-int.h (ira_remove_allocno_copy_from_list): Remove. * ira-build.c (ira_remove_allocno_copy_from_list): Remove. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Add back the case removed in the previous patch, when the only phi argument is defined in the same loop as the phi node itself. Handle it separately from the invariant case by both propagating it outside the region and replacing the phi node with an assign. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): The only constant phi nodes with one argument are is_gimple_min_invariant and SSA_NAME_IS_DEFAULT_DEF. 2010-08-11 Andreas Simbuerger * graphite-cloog-util.c (oppose_constraint): Extend loop counter's value range (CLOOG_ORG). (cloog_matrix_to_ppl_constraint): Same. (new_Constraint_System_from_Cloog_matrix): Same. * graphite-cloog-compat.h (matrix_num_type): New. 2010-08-11 Andreas Simbuerger * graphite.c (graphite_initialize): Do not initialize CLooG and initialize the Parma Polyhedra Library manually when using CLOOG_ORG. (graphite_finalize): Do not finalize CLooG and finalize the Parma Polyhedra Library manually when using CLOOG_ORG. * graphite-cloog-compat.h (cloog_initialize): Hide function when using CLOOG_ORG. (cloog_finalize): Same. 2010-08-11 Andreas Simbuerger * graphite-clast-to-gimple.c (free_scattering): Change CloogDomainList/CloogDomain to CloogScatteringList/CloogScattering (CLOOG_ORG). (build_cloog_prog): Same. * graphite-cloog-compat.h (cloog_domain): Removed. (cloog_scattering): New. (cloog_set_domain): Removed. (cloog_set_scattering): New. (cloog_next_domain): Removed. (cloog_next_scattering): New. (cloog_set_next_domain): Removed. (cloog_set_next_scattering): New. (CloogScatteringList): New. (CloogScattering): New. (cloog_scattering_free): New. (new_Cloog_Scattering_from_ppl_Polyhedron): New. * graphite-cloog-util.c (new_Cloog_Scattering_from_ppl_Polyhedron): New. 2010-08-11 Andreas Simbuerger * graphite-clast-to-gimple.c (build_cloog_prog): Extend with CloogState. (set_cloog_options): Same. (print_clast_stmt): Same. (scop_to_clast): Same. (print_generated_program): Same. (gloog): Same. * graphite-clast-to-gimple.h: Include graphite-cloog-util.h. (scop_to_clast): Extend with CloogState. * graphite-cloog-util.c: Include graphite-cloog-compat.h (new_Cloog_Domain_from_ppl_Polyhedron): Extend with CloogState. Use cloog_domain_from_cloog_matrix (CLOOG_ORG). (new_Cloog_Domain_from_ppl_Pointset_Powerset): Extend with CloogState. (new_Cloog_Domain_from_ppl_Polyhedron): Same. * graphite-cloog-util.h (build_cloog_prog): Same. * graphite-cloog-copat.h (build_cloog_prog): New. (CloogState): New. (cloog_state_malloc): New. (cloog_state_free): New. (cloog_loop_malloc): New. (cloog_options_malloc): New. (cloog_statement_alloc): New. (cloog_domain_from_cloog_matrix): New. (new_Cloog_Domain_from_ppl_Pointset_Powerset): New. (new_Cloog_Domain_from_ppl_Polyhedron): New. 2010-08-11 Andreas Simbuerger * graphite-clast-to-gimple.c (clast_name_to_gcc): Parameter type of NAME now depends on used CLooG version. (clast_to_gcc_expression): Replace expr_* with clast_expr_*. (gcc_type_for_clast_expr): Same. (print_clast_stmt): Replace pprint with clast_pprint. * graphite-cloog-compat.h: Provide compatibility macros for CLooG Legacy. (clast_name_p): New. (clast_expr_term): New. (clast_expr_red): New. (clast_expr_bin): New. (clast_pprint): New. 2010-08-11 Andreas Simbuerger * graphite-clast-to-gimple.c (set_cloog_options): Make CLooG options compatible to newer CLooG releases (CLOOG_ORG). (build_cloog_prog): Pass CloogOptions to more functions (CLOOG_ORG). (scop_to_clast): Pass CloogOptions to build_cloog_prog (CLOOG_ORG). * graphite-cloog-compat.h: Add compatibility macros for CLooG Legacy. (build_cloog_prog) : New. (cloog_program_extract_scalars): New. (cloog_program_scatter): New. 2010-08-11 Andreas Simbuerger * graphite-clast-to-gimple.c: Include graphite-cloog-compat.h conditionally (CLOOG_ORG). * graphite-cloog-compat.h: New. Include graphite-cloog-compat.h. (cloog_statement_usr): New. (cloog_domain): Same. (cloog_set_domain): Same. (cloog_next_domain): Same. (cloog_set_next_domain): Same. (cloog_program_nb_scattdims): Same. (cloog_program_set_nb_scattdims): Same. (cloog_program_names): Same. (cloog_program_set_names): Same. (cloog_program_set_context): Same. (cloog_program_set_loop): Same. (cloog_program_blocklist): Same. (cloog_program_set_blocklist): Same. (cloog_program_scaldims): Same. (cloog_program_set_scaldims): Same. (cloog_names_nb_parameters): Same. (cloog_names_set_nb_parameters): Same. (cloog_names_parameters): Same. (cloog_names_set_parameters): Same. (cloog_names_set_nb_iterators): Same. (cloog_names_set_iterators): Same. (cloog_names_set_nb_scattering): Same. (cloog_names_set_scattering): Same. (cloog_statement_set_usr): Same. (cloog_loop_set_next): Same. (cloog_loop_set_domain): Same. (cloog_loop_set_block): Same. (cloog_block_list_next): Same. (cloog_block_list_set_next): (cloog_block_list_set_block): Same. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Returns a bool. (rewrite_commutative_reductions_out_of_ssa_close_phi): Same. (rewrite_commutative_reductions_out_of_ssa_loop): Same. (rewrite_cross_bb_scalar_deps_out_of_ssa): Call scev_reset_htab when something has been changed. (rewrite_commutative_reductions_out_of_ssa): Same. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (propagate_expr_outside_region): Also handle the case when def is in the sese region. (rewrite_close_phi_out_of_ssa): Call propagate_expr_outside_region for invariant expressions. (rewrite_cross_bb_phi_deps): Removed. (rewrite_cross_bb_scalar_deps): Also handle GIMPLE_PHI nodes. (rewrite_cross_bb_scalar_deps_out_of_ssa): Do not call rewrite_cross_bb_phi_deps. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_commutative_reductions_out_of_ssa_loop): Call scev_analyzable_p only on is_gimple_reg 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (propagate_expr_outside_region): New. (rewrite_close_phi_out_of_ssa): Propagate constant values or parametric expressions outside the scop region. (rewrite_cross_bb_scalar_deps): Same. * sese.c (rename_uses): Use NULL_TREE instead of NULL for trees. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_phi_out_of_ssa): Use SSA_NAME_DEF_STMT only on SSA_NAMEs. 2010-08-11 Sebastian Pop * tree-scalar-evolution.c (instantiate_scev_name): Do not instantiate default definitions. 2010-08-11 Vladimir Kargov Sebastian Pop * cfgloop.c (is_loop_exit): Renamed loop_exits_to_bb_p. (loop_exits_from_bb_p): New. * cfgloop.h (is_loop_exit): Renamed loop_exits_to_bb_p. (loop_exits_from_bb_p): Declared. * graphite-scop-detection.c (scopdet_basic_block_info): Call loop_exits_to_bb_p. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Add an extra parameter for the region. Call scev_analyzable_p. (rewrite_reductions_out_of_ssa): Update call to rewrite_close_phi_out_of_ssa. (rewrite_cross_bb_phi_deps): Same. (rewrite_commutative_reductions_out_of_ssa_loop): Add an extra parameter for the region. Call scev_analyzable_p. (rewrite_commutative_reductions_out_of_ssa): Update call to rewrite_commutative_reductions_out_of_ssa_loop. 2010-08-11 Sebastian Pop * sese.c (rename_uses): Call unshare_expr before force_gimple_operand. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (reduction_phi_p): Do not rewrite out of SSA scalar phi nodes that can be scev_analyzable_p. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Correctly handle SSA_NAME_IS_DEFAULT_DEF. 2010-08-11 Sebastian Pop * sese.c (rename_uses): Handl unconditionally gimple_debug statements. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Special case non close-phi nodes with one argument. 2010-08-11 Sebastian Pop * sese.h (scev_analyzable_p): Scevs could be expressions without chrecs and still be scev_analyzable_p. 2010-08-11 Sebastian Pop * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100. 2010-08-11 Sebastian Pop * cfgloop.c (alloc_loop): Remove initialization of loop->single_iv. * cfgloop.h (struct loop): Remove single_iv field. * graphite-sese-to-poly.c (graphite_loop_normal_form): Removed. (scop_canonicalize_loops): Removed. (scop_ivs_can_be_represented): Do not use loop->single_iv. Iterate over all the loop phi nodes in loop->header. (build_poly_scop): Remove use of scop_canonicalize_loops. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Also handle GIMPLE_CALL. 2010-08-11 Sebastian Pop * tree-chrec.c (chrec_apply): Should only apply to the specified variable. Also handle multivariate chains of recurrences that satisfy evolution_function_is_affine_p. Also handle CASE_CONVERT. 2010-08-11 Sebastian Pop * graphite-clast-to-gimple.c (debug_clast_name_index): Removed. (debug_clast_name_indexes_1): Removed. (debug_clast_name_indexes): Removed. (pbb_to_depth_to_oldiv): Removed. (build_iv_mapping): Replace the use of rename_map with iv_map. (translate_clast_user): Remove uses of rename_map. Allocate and free iv_map. (translate_clast_for_loop): Remove uses of rename_map. (translate_clast_for): Same. (translate_clast_guard): Same. (translate_clast): Same. (gloog): Same. * graphite-clast-to-gimple.h (debug_clast_name_indexes): Removed. * graphite-sese-to-poly.c (scev_analyzable_p): Moved... * sese.c (set_rename): Now static. (rename_variables_in_stmt): Removed. (rename_uses): New. (is_parameter): Removed. (is_iv): Removed. (expand_scalar_variables_call): Removed. (expand_scalar_variables_ssa_name): Removed. (expand_scalar_variables_expr): Removed. (expand_scalar_variables_stmt): Removed. (expand_scalar_variables): Removed. (rename_variables): Removed. (remove_condition): Removed. (get_true_edge_from_guard_bb): Removed. (get_false_edge_from_guard_bb): Removed. (struct igp): Removed. (default_before_guard): Removed. (convert_for_phi_arg): Removed. (add_guard_exit_phis): Removed. (insert_guard_phis): Removed. (graphite_copy_stmts_from_block): Now also uses iv_map and a region. Do not copy conditions. Do not copy induction variables. Call rename_uses. (copy_bb_and_scalar_dependences): Allocate a local rename_map for the translated statement. Use the iv_map for the induction variable renaming. * sese.h (copy_bb_and_scalar_dependences): Update declaration. (set_rename): Removed declaration. (scev_analyzable_p): ...here. * tree-chrec.c (chrec_apply_map): New. * tree-chrec.h (chrec_apply_map): Declared. 2010-08-11 Sebastian Pop * graphite-clast-to-gimple.c (translate_clast_for_loop): Do not call insert_loop_close_phis. * sese.c (name_defined_in_loop_p): Removed. (expr_defined_in_loop_p): Removed. (alive_after_loop): Removed. (close_phi_not_yet_inserted_p): Removed. (struct alep): Removed. (add_loop_exit_phis): Removed. (insert_loop_close_phis): Removed. 2010-08-11 Andreas Simbuerger * graphite-cloog-util.c (cloog_matrix_to_ppl_constraint): Fix flipped condition. * graphite-poly.c (psct_scattering_dim_for_loop_depth): Same. 2010-08-11 Andreas Simbuerger * graphite-cloog-util.h: Added cloog.h. * graphite-blocking.c: Removed cloog.h. * graphite-dependences.c: Same. * graphite-interchange.c: Same. * graphite-poly.c: Same. * graphite-ppl.c: Same. * graphite-scop-detection.c: Same. * graphite-sese-to-poly.c: Removed cloog.h. Removed graphite-clast-to-gimple.h. (check_poly_representation): Removed (unused). * graphite-sese-to-poly.h (check_poly_representation): Removed (unused). 2010-08-11 Andreas Simbuerger * Makefile.in (OBJS-common): Added graphite-cloog-util.o. (graphite-clast-to-gimple.o): Added graphite-cloog-util.h. (graphite-cloog-util.o): New. (graphite-ppl.o): Added graphite-cloog-util.h. * graphite-clast-to-gimple.c: Added graphite-cloog-util.h to include statements. * graphite-cloog-util.c: New. (new_Cloog_Matrix_from_ppl_Polyhedron): Moved from graphite-ppl.c. (new_Cloog_Domain_from_ppl_Polyhedron): Same. (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same. (new_C_Polyhedron_from_Cloog_Matrix): Same. (insert_constraint_into_matrix): Same. (ppl_Constrain_System_number_of_constraints): Same. (new_Cloog_Matrix_from_ppl_Constraint_System): Same. (oppose_constraint): Same. (cloog_matrix_to_ppl_constraint): Same. (new_Constraint_System_from_Cloog_Matrix): Same. * graphite-cloog-util.h: New. (new_Cloog_Matrix_from_ppl_Polyhedron): Moved from graphite-ppl.h. (new_Cloog_Domain_from_ppl_Polyhedron): Same. (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same. (new_C_Polyhedron_from_Cloog_Matrix): Same. (insert_constraint_into_matrix): Same. * graphite-ppl.c: Added graphite-cloog-util.h to include statements. (new_Cloog_Matrix_from_ppl_Polyhedron): Moved to graphite-cloog-util.c. (new_Cloog_Domain_from_ppl_Polyhedron): Same. (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same. (new_C_Polyhedron_from_Cloog_Matrix): Same. (insert_constraint_into_matrix): Same. (ppl_Constrain_System_number_of_constraints): Same. (new_Cloog_Matrix_from_ppl_Constraint_System): Same. (oppose_constraint): Same. (cloog_matrix_to_ppl_constraint): Same. (new_Constraint_System_from_Cloog_Matrix): Same. * graphite-ppl.h: (new_Cloog_Matrix_from_ppl_Polyhedron): Moved to graphite-cloog-util.h. (new_Cloog_Domain_from_ppl_Polyhedron): Same. (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same. (new_C_Polyhedron_from_Cloog_Matrix): Same. (insert_constraint_into_matrix): Same. 2010-08-11 Andreas Simbuerger * graphite-clast-to-gimple.c (precision_for_value): Resolve value_* calls to matching mpz_* calls. (precision_for_interval): Same. (gcc_type_for_interval): Same. (compute_type_for_level): Same. * graphite-interchange.c (lst_interchange_profitable_p): Same. * graphite-poly.c (psct_scattering_dim_for_loop_depth): Same. * graphite-ppl.c (ppl_max_for_le_pointset): Same. (ppl_min_for_le_pointset): Same. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_degenerate_phi): New. (rewrite_reductions_out_of_ssa): Call it for degenerate_phi_result. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_cross_bb_phi_deps): Call rewrite_close_phi_out_of_ssa. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_cross_bb_phi_deps): Remove dead code. 2010-08-11 Sebastian Pop * graphite-clast-to-gimple.c (build_iv_mapping): Rename map with rename_map. * sese.c (debug_rename_map): Same. (get_rename): Same. (set_rename): Same. (rename_variables_in_stmt): Same. (expand_scalar_variables_call): Same. (expand_scalar_variables_ssa_name): Same. (expand_scalar_variables_expr): Same. (expand_scalar_variables_stmt): Same. (expand_scalar_variables): Same. (rename_variables): Same. (graphite_copy_stmts_from_block): Same. (copy_bb_and_scalar_dependences): Same. 2010-08-11 Sebastian Pop * graphite-clast-to-gimple.c (copy_renames): Removed. (translate_clast_for): Do not call copy_renames. (translate_clast_guard): Same. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Moved up. (rewrite_cross_bb_phi_deps): Split out of rewrite_cross_bb_scalar_deps. (rewrite_cross_bb_scalar_deps_out_of_ssa): Run rewrite_cross_bb_phi_deps before rewrite_cross_bb_scalar_deps. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_commutative_reductions_out_of_ssa): Early return in when flag_associative_math is not set. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_phi_out_of_ssa): Always insert out of SSA copies on edges except for loop->latch. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps_out_of_ssa): Split out of rewrite_reductions_out_of_ssa. * graphite-sese-to-poly.h (rewrite_cross_bb_scalar_deps_out_of_ssa): Declared. * graphite.c (graphite_transform_loops): Call it. 2010-08-11 Sebastian Pop * graphite.c (graphite_transform_loops): Add two more dbg_cnt calls. 2010-08-11 Alexander Monakov * dbgcnt.def (graphite_scop): New counter. * graphite.c: Include dbgcnt.h. (graphite_transform_loops): Use new counter to limit transformations. * Makefile.in (graphite.o): Depend on DBGCNT_H. 2010-08-11 Sebastian Pop * passes.c (init_optimization_passes): Add pass_graphite. Schedule a pass_copy_prop before pass_graphite_transforms. * timevar.def (TV_GRAPHITE): Declared. * tree-pass.h (pass_graphite): Declared. * tree-ssa-loop.c (pass_graphite): New. 2010-08-11 Sebastian Pop * graphite-clast-to-gimple.c (gloog): Do not pass scops in parameter. Remove calls to rename_nb_iterations and rename_sese_parameters. * graphite-clast-to-gimple.h (gloog): Update declaration. * graphite.c (graphite_transform_loops): Update call to gloog. * sese.c (rename_variables_in_expr): Removed. (rename_nb_iterations): Removed. (rename_sese_parameters): Removed. * sese.h (rename_nb_iterations): Removed. (rename_sese_parameters): Removed. 2010-08-11 Sebastian Pop * graphite-clast-to-gimple.c (gloog): Remove call to sese_adjust_liveout_phis. * graphite-sese-to-poly.c (scev_analyzable_p): When scev returns an SSA_NAME, allow it to be handled by rewrite_cross_bb_scalar_deps. (rewrite_cross_bb_scalar_deps): Handle GIMPLE_PHI nodes: call rewrite_phi_out_of_ssa. * sese.c (get_vdef_before_sese): Removed. (sese_adjust_vphi): Removed. (sese_adjust_liveout_phis): Removed. * sese.h (sese_adjust_liveout_phis): Removed. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Pass an extra argument for the place after which to insert the out of SSA copy. (rewrite_close_phi_out_of_ssa): Update calls to insert_out_of_ssa_copy. (rewrite_phi_out_of_ssa): Same. (rewrite_cross_bb_scalar_deps): Same. (insert_copyout): Removed. (insert_copyin): Removed. (translate_scalar_reduction_to_array): Call insert_out_of_ssa_copy and insert_out_of_ssa_copy_on_edge instead of insert_copyout and insert_copyin. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (build_scop_bbs): Not static anymore. (rewrite_reductions_out_of_ssa): Same. (rewrite_commutative_reductions_out_of_ssa): Same. (build_poly_scop): Do not call these functions. * graphite-sese-to-poly.h (build_poly_scop): Declared. (rewrite_reductions_out_of_ssa): Declared. (rewrite_commutative_reductions_out_of_ssa): Declared. * graphite.c (graphite_transform_loops): Call on every scop rewrite_commutative_reductions_out_of_ssa before calling rewrite_reductions_out_of_ssa and build_scop_bbs. 2010-08-11 Sebastian Pop * graphite-dependences.c (dot_deps): Make system call to dotty run in background. (dot_deps_stmt): Same. * graphite-poly.c (dot_lst): Same. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (loop_entry_phi_arg): Renamed phi_arg_in_outermost_loop. (remove_simple_copy_phi): Call phi_arg_in_outermost_loop. (remove_invariant_phi): Same. 2010-08-11 Anatoly Sokolov * target.def (output_addr_const_extra): New hook. * doc/tm.texi.in (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Document. * doc/tm.texi: Regenerate. * targhooks.c (default_asm_output_addr_const_extra): New function. * targhooks.h (default_asm_output_addr_const_extra): Declare. * final.c (output_addr_const): Use TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA target hook. * config/i386/i386.h (OUTPUT_ADDR_CONST_EXTRA): Remove. * config/i386/i386-protos.h (output_addr_const_extra): Remove. * config/i386/i386.h (output_addr_const_extra): Rename to... (i386_asm_output_addr_const_extra): ...this. Make static. (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define. 2010-08-11 Richard Henderson * config/i386/i386.h (HARD_REGNO_CALL_PART_CLOBBERED): New. 2010-08-11 Nick Clifton * config/stormy16/stormy16-lib2.c (__cmpsi2): New function. * config/stormy16/stormy16-lib2-cmpsi2.c: New file. * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add stormy16-lib2-cmpsi.c. * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Change to -O2. 2010-08-11 Joseph Myers * opts.h (struct cl_option_handler_func): Make handler take cl_decoded_option structure as parameter, not individual elements. (struct cl_option_handlers): Make callbacks take cl_decoded_option structure as parameter, not individual elements. (handle_option): Take cl_decoded_option structure as parameter, not individual elements. (handle_generated_option): Declare. * opts-common.c (handle_option): Take cl_decoded_option structure as parameter, not individual elements. Update calls to callback and handler functions. (handle_generated_option): New. (read_cmdline_option): Update calls to callback functions and handle_option. * opts.c (common_handle_option, complain_wrong_lang, unknown_option_callback, post_handling_callback, lang_handle_option, target_handle_option): Take cl_decoded_option structure as parameter, not individual elements. (lang_handle_option, target_handle_option, common_handle_option): Assert option has at most one argument. (enable_warning_as_error): Call handle_generated_option instead of handle_option. Do not pass -Werror argument as argument of generated option. 2010-08-10 John David Anglin * config/pa/linux-atomic.c (SUBWORD_VAL_CAS): Instantiate with 'unsigned short' and 'unsigned char' instead of 'short' and 'char'. (SUBWORD_BOOL_CAS): Likewise. (SUBWORD_SYNC_OP): Likewise. (SUBWORD_TEST_AND_SET): Likewise. (FETCH_AND_OP_WORD): Parenthesise INF_OP (SUBWORD_SYNC_OP): Likewise. (OP_AND_FETCH_WORD): Likewise. 2010-08-10 Xinliang David Li * tree-ssa-loop-ivopts.c (get_address_cost): Properly compute max/min offset in address. 2010-08-10 Vladimir Makarov * ira-live.c: Include sbitmap.h. (remove_some_program_points_and_update_live_ranges): Use sbitmaps. Compress live ranges even more. 2010-08-10 Nathan Froyd * coverage.c (ctr_labels): Delete. 2010-08-10 Bernd Schmidt PR bootstrap/45177 * config/arm/arm.c (multiple_operation_profitable_p): Move xscale test here from arm_gen_load_multiple_1. (arm_gen_load_multiple_1, arm_gen_store_multiple_1): Use multiple_operation_profitable_p. 2010-08-10 Nathan Froyd * tree-ssa-pre.c (init_pre): Call alloc_aux_for_blocks. (fini_pre): Call free_aux_for_blocks. Delete unused bb variable. 2010-08-10 Richard Henderson * config/i386/i386.c (ix86_compute_frame_layout): Re-align stack after saving registers. Assert that SSE registers are only saved with a sufficiently aligned frame. (ix86_emit_save_reg_using_mov): Assert realigned only with DRAP; remove stack_realign_fp handling. (ix86_expand_prologue): Save int registers before stack_realign_fp, and do not mark the stack alignment as frame related. (ix86_expand_epilogue): SP is now invalid with stack_realign_fp. * dwarf2out.c (dwarf2out_frame_debug_expr): Flush queued register saves when re-aligning the stack. 2010-08-10 Nathan Froyd * basic-block.h (alloc_aux_for_block, alloc_aux_for_edge): Delete. * cfg.c (alloc_aux_for_block, alloc_aux_for_edge): Make static. (alloc_aux_for_blocks, clear_aux_for_blocks): Use FOR_ALL_BB. 2010-08-10 Nathan Froyd * dwarf2out.c (struct die_struct): Move die_tag to the end. 2010-08-09 Sofiane Naci * config/arm/iterators.md: New file. * config/arm/arm.md: Include iterators.md. (QHSI): Move to new file. (LTUGEU, cnb, optab, ior_xor): Likewise. * config/arm/iwmmxt.md (VMMX): Move to new file. (VSHFT, MMX_char): Likewise. * config/arm/neon.md (VD): Move to new file. (VDX, VDI, VQ, VQX, VQI, VQXMOV, VSTRUCT, VTAB, V_TAB_n, VW): Likewise. (VN, VDQ, VDQW, VDQIW, VCVTF, VCVTI, VMD, VMQ, VMDQ, VMDI): Likewise. (VMDQI, VX, VE, V64, V32, V_CVTTO, V_elem, V_ext): Likewise. (V_two_elem, V_three_elem, V_four_elem, V_req, V_widen): Likewise. (V_narrow, V_HALF, V_half,V_DOUBLE, V_double): Likewise. (V_double_width, V_cmp_result, V_if_elem, V_s_elem): Likewise. (V_u_elem, V_uf_sclr, V_sz_elem, VD_dup): Likewise. (V_PAIR, vqh_ops, vqhs_ops, VQH_mnem, VQH_sign, V_suf64): Likewise. (scalar_mul_constraint,Is_float_mode, Scalar_mul_8_16): Likewise. (Is_d_reg, V_mode_nunits): Likewise. * config/arm/vec-common.md (VALL): Move to new file. (VALLW, VINT, VINTW): Likewise. 2010-08-10 Bernd Schmidt PR middle-end/45182 * combine.c (make_compound_operation): Don't try to convert shifts into multiplications for modes that aren't SCALAR_INT_MODE_P. 2010-08-10 Richard Guenther * tree.h (get_object_alignment): Adjust prototype. * builtins.c (get_object_alignment): Return unsigned int, drop the align parameter. Handle MEM_REF, MISALIGNED_INDIRECT_REF and TARGET_MEM_REF properly. (get_pointer_alignment): Adjust. * emit-rtl.c (get_mem_align_offset): Adjust comment. (set_mem_attributes_minus_bitpos): Adjust. * tree-ssa-ccp.c (get_value_from_alignment): Adjust. 2010-08-10 Richard Guenther * tree-ssa-copy.c (set_copy_of_val): Use operand_equal_p. (copy_prop_visit_assignment): Simplify. (copy_prop_visit_stmt): Also visit assignments from constants. (copy_prop_visit_phi_node): Use operand_equal_p. 2010-08-09 Nathan Froyd * ipa-split.c (find_split_points): Free stack. 2010-08-09 Nathan Froyd * tree.h (tree_node_kind) [perm_list_kind,temp_list_kind]: Delete. * tree.c (tree_node_kind): Delete corresponding entries. 2010-08-09 H.J. Lu * alias.c (may_alias_p): Remove unused ret. 2010-08-09 Bingfeng Mei * ddg.c (walk_mems_2): Moved from alias.c, use may_alias_p instead of alias_sets_conflict_p. (walk_mems_1): Moved from alias.c. (insns_may_alias_p): New function, originally insn_alias_sets_conflict_p in alias.c. (add_inter_loop_mem_dep): Use insns_may_alias_p now. * cse.c (cse_insn): New argument in calling nonoverlapping_memrefs_p. * alias.c (walk_mems_2): Moved to ddg.c. (walk_mems_1): Ditto. (insn_alias_sets_conflict_p): Renamed to insns_may_alias_p and moved to ddg.c. (nonoverlapping_memrefs_p): Add flag to guard offset-based memory disambiguation. *(may_alias_p): New function to check whether two memory expression may alias or not. Currently used in buidling inter-iteration memory dependence. *alias.h (nonoverlapping_memrefs_p): New flag as third argument. (insn_alias_sets_conflict_p): Removed *rtl.h (may_alias_p): New function prototype. 2010-08-09 Nathan Froyd * tree.c (nreverse): Assert that we don't have a BLOCK. 2010-08-09 Nathan Froyd * builtins.c (fold_builtin_next_arg): Use stdarg_p. * config/arm/arm.c (arm_get_pcs_model): Likewise. * config/avr/avr.c (init_cumulative_args): Likewise. * config/iq2000/iq2000.c (iq2000_expand_prologue): Likewise. * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise. * config/m68k/m68k.c (m68k_return_pops_args): Likewise. * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise. * config/pa/pa.c (hppa_builtin_saveregs): Likewise. * config/pa/som.h (ASM_DECLARE_FUNCTION_NAME): Likewise. * config/rs6000/rs6000.c (init_cumulative_args): Likewise. * dwarf2out.c (gen_subprogram_die): Likewise. * function.c (allocate_struct_function): Likewise. * c-aux-info.c (gen_formal_list_for_func_dec): Likewise. (deserves_ellipsis): Delete. 2010-08-09 Richard Guenther * tree-ssa-copy.c (cached_last_copy_of): Remove. (valueize_val): New function. (get_last_copy_of): Remove. (set_copy_of_val): Simplify. (dump_copy_of): Likewise. (copy_prop_visit_cond_stmt): Use valueize_val. (copy_prop_visit_phi_node): Properly handle unvisited names. Drop code managing copy-of chains. (init_copy_prop): Adjust. (fini_copy_prop): Likewise. (execute_copy_prop): Remove obsolete comment. 2010-08-09 Richard Guenther PR middle-end/44632 * function.c (gimplify_parameters): Do not clear addressable bit of the original parameter. 2010-08-09 Richard Guenther PR middle-end/45212 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust alignment from MEM_REF offset only if we took it from the base object. 2010-08-09 Eric Fisher * doc/sourcebuild.texi (vect_int_mult): Remove duplicate entry. 2010-08-08 Nathan Froyd * c-tree.h (build_arg_info): Declare. * c-decl.c (build_arg_info): Define. (get_parm_info): Call it. Delete initialization code. * c-parser.c (c_parser_parms_declarator): Likewise. (c_parser_parms_list_declaractor): Likewise. 2010-08-08 Nathan Froyd * c-tree.h (c_arg_tag): Define. Define a VEC containing it. (struct c_arg_info): Change type of tags field. * c-decl.c (grokdeclarator): Update for changed type of tags field. (get_parm_info): Likewise. (store_parm_decls_newstyle): Likewise. 2010-08-08 Nathan Froyd * config/rs6000/rs6000.c (branch_island): Define. Define a VEC of it. (branch_island_list): Delete. (branch_islands): Declare. (add_compiler_branch_island): Adjust for branch_islands instead of branch_island_list. (macho_branch_islands): Likewise. (no_previous_def): Likewise. (get_prev_label): Likewise. 2010-08-08 John David Anglin PR boehm-gc/34544 * gthr-posix.h (__gthread_start): Delete. (__gthread_active_init): Use pthread_default_stacksize_np instead of pthread_create to determine if hpux pthreads are active. * gthr-posix95.h (__gthread_start): Delete. (__gthread_active_init): Likewise use pthread_default_stacksize_np. 2010-08-08 Kai Tietz * config/i386/mingw32.h ((EXTRA_OS_CPP_BUILTINS): Define _WIN64 not expanded. 2010-08-07 Uros Bizjak H.J. Lu PR target/45213 * config/i386/i386.c (ix86_print_operand): Handle 'q' operand modifier to output 32bit SFmode immediate as 8 byte sign extended value. 2010-08-07 Marcus Shawcroft * config/arm/linux-atomic.c (SUBWORD_VAL_CAS): Instantiate with 'unsigned short' and 'unsigned char' instead of 'short' and 'char'. (SUBWORD_BOOL_CAS): Likewise. (SUBWORD_SYNC_OP): Likewise. (SUBWORD_TEST_AND_SET): Likewise. (FETCH_AND_OP_WORD): Parenthesise INF_OP (SUBWORD_SYNC_OP): Likewise. (OP_AND_FETCH_WORD): Likewise. 2010-08-07 Ramana Radhakrishnan * config/arm/cortex-a9.md: Rewrite VFP Pipeline description. * config/arm/arm.c (arm_xscale_tune): Initialize sched_adjust_cost. (arm_fastmul_tune,arm_slowmul_tune, arm_9e_tune): Likewise. (arm_adjust_cost): Split into xscale_sched_adjust_cost and a generic part. (cortex_a9_sched_adjust_cost): New function. (xscale_sched_adjust_cost): New function. * config/arm/arm-protos.h (struct tune_params): New field sched_adjust_cost. * config/arm/arm-cores.def: Adjust costs for cortex-a9. 2010-08-06 Eric Botcazou PR target/44942 * config/sparc/sparc.c (function_arg_advance): Always take into account the padding, if any. 2010-08-06 Richard Guenther * tree-ssa-ccp.c (struct prop_value_d): Add mask member. (dump_lattice_value): Dump it. (get_default_value): Adjust. (get_constant_value): Likewise. (set_value_varying): Likewise. (set_lattice_value): Make sure to not go up the lattice with bitwise constant values. (get_value_for_expr): Handle ADDR_EXPRs. (value_to_double_int): New function. (get_value_from_alignment): Likewise. (do_dbg_cnt): Adjust. (ccp_lattice_meet): Handle partially constant values. (bit_value_unop_1): New function. (bit_value_binop_1): Likewise. (bit_value_unop): Likewise. (bit_value_binop): Likewise. (evaluate_stmt): Track partially constant values if flag_tree_bit_ccp is set. (ccp_fold_stmt): Dump if we folded a predicate. (ccp_visit_stmt): Adjust. * common.opt (ftree-bit-ccp): New flag. * doc/invoke.texi (ftree-bit-ccp): Document. * opts.c (decode_options): Enable bit-CCP at -O1. 2010-08-06 Alan Modra * doc/invoke.texi (RS/6000 and PowerPC Options): Rewrite -mrelocatable and -mrelocatable-lib description. 2010-08-05 Bernd Schmidt From Martin Thuresson * postreload.c (reload_cse_simplify_operands): Use SET_REGNO_RAW instead of SET_REGNO. * caller-save.c (reg_save_code): Use SET_REGNO_RAW instead of SET_REGNO. * ira.c (setup_prohibited_mode_move_regs): Use SET_REGNO_RAW instead of SET_REGNO. * rtl.h (SET_REGNO_RAW): New macro. 2010-08-05 Eric Botcazou * rtlanal.c (nonzero_bits1): Use unsigned HOST_WIDE_INT in all mask computations. Fix formatting issues. (num_sign_bit_copies1): Likewise. (canonicalize_condition): Likewise. 2010-08-05 Richard Henderson * toplev.h (ctz_hwi, clz_hwi, ffs_hwi): New. (floor_log2): Use clz_hwi. (exact_log2): Use ctz_hwi. * toplev.c (ctz_hwi, clz_hwi, ffs_hwi): New. * builtins.c (fold_builtin_bitop): Use them. * simplify-rtx.c (simplify_const_unary_operation): Likewise. * combine.c (get_pos_from_mask): Use ctz_hwi. * double-int.c (double_int_ctz): Likewise. * explow.c (force_reg): Likewise. * tree.h (SET_DECL_OFFSET_ALIGN): Use ffs_hwi. 2010-08-05 Richard Henderson PR target/45189 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Make sure the alignment constant is properly sign-extended. 2010-08-05 Richard Guenther * expr.c (store_expr): Use emit_block_move only if both source and target are MEMs. Use store_bit_field if only the target is a MEM. 2010-08-05 Richard Henderson PR debug/45188 * dwarf2out.c (DWARF2_UNWIND_INFO): Provide default definition. (INCOMING_RETURN_ADDR_RTX): Likewise. (dwarf2out_do_frame): Remove conditional compilation. (dwarf2out_frame_init): Likewise. 2010-08-05 Nicolas Setton * gcov.c (flag_display_progress): New static variable. (main): Display progress info on standard output if requested. (options): Add -d/--display-progress. (print_usage): Print them. (process_args): Handle them. * doc/gcov.texi: Document them. 2010-08-05 Martin Jambor * ipa-cp.c (ipcp_discover_new_direct_edges): New function. (ipcp_insert_stage): Redirect only edges not flagged with indirect_inlining_edge. Call ipcp_discover_new_direct_edges for all discovered constants. 2010-08-05 Martin Jambor * ipa-prop.h (enum ipa_lattice_type): Changed comments. (struct ipa_param_descriptor): New fields types and cannot_devirtualize. (ipa_param_cannot_devirtualize_p): New function. (ipa_param_types_vec_empty): Likewise. (ipa_make_edge_direct_to_target): Declare. * ipa-cp.c: Fixed first stage driver name in initial comment, described devirtualization there too. (ipcp_analyze_node): Call ipa_analyze_params_uses. (ipcp_print_all_lattices): Print devirtualization info. (ipa_set_param_cannot_devirtualize): New function. (ipcp_initialize_node_lattices): Set cannot_devirtualize when setting lattice to BOTTOM. (ipcp_init_stage): Merged into... (ipcp_generate_summary): ...its caller. (ipcp_change_tops_to_bottom): Also process type lists. (ipcp_add_param_type): New function. (ipcp_copy_types): Likewise. (ipcp_propagate_types): Likewise. (ipcp_propagate_stage): Also propagate types. (ipcp_need_redirect_p): Variable jump_func moved to its scope block. Also return true if propagated types require it. (ipcp_update_callgraph): Dump redirection info. (ipcp_process_devirtualization_opportunities): New function. (ipcp_const_param_count): Include known type information. (ipcp_insert_stage): Call ipcp_process_devirtualization_opportunities on new node. Fixed formatting. * ipa-prop.c (make_edge_direct_to_target): Renamed to ipa_make_edge_direct_to_target and changed all callers. Made externally visible. (ipa_node_duplication_hook): Duplicate types vector. * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Also try to redirect outgoing calls for which we can't get a decl from the statement. Check that we can get a decl from the call statement. * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call ipa_analyze_params_uses only when ipa-cp is disabled. * tree-inline.c (get_indirect_callee_fndecl): Removed. (expand_call_inline): Do not call get_indirect_callee_fndecl. * params.def (PARAM_DEVIRT_TYPE_LIST_SIZE): New parameter. * Makefile.in (ipa-cp.o): Add gimple.h to dependencies. 2010-08-05 Uros Bizjak * expmed.c (expand_mult_const) : Expand shift into temporary. Emit move from temporary to accum, so REG_EQUAL note will be attached to this insn in correct mode. 2010-08-05 Uros Bizjak * config/i386/i386.c (ix86_decompose_address): Check for SI_REG using REGNO of base_reg directly. 2010-08-05 Jie Zhang PR tree-optimization/45144 * tree-sra.c (type_consists_of_records_p): Return false if the record contains bit-field. 2010-08-04 Richard Henderson * config/i386/i386.c (struct ix86_frame): Remove padding and to_allocate members. (ix86_compute_frame_layout): Don't store them. (ix86_can_use_return_insn_p): Use a more direct and more obviously correct condition for the position of the stack pointer. (ix86_expand_prologue): Compute remaining stack allocation based on the ultimate stack pointer offset. (ix86_expand_epilogue): Use more obvious expressions testing for the stack pointer already pointing to the saved registers. * config/i386/i386.c (ix86_expand_epilogue): Eliminate code duplication deconstructing the frame pointer. Simplify deallocation of the local stack frame. * reg-notes.def (CFA_EXPRESSION): New. * dwarf2out.c (dwarf2out_frame_debug): Handle it. (dwarf2out_frame_debug_cfa_expression): New. (dwarf2out_frame_debug_def_cfa): Handle simple MEMs. * config/i386/i386.h (struct machine_frame_state): Add realigned flag. * config/i386/i386.c (ix86_expand_prologue): Set it. (ix86_expand_epilogue): Clear it. (ix86_emit_save_reg_using_mov): For registers saved in a realigned context, add REG_CFA_EXPRESSION notes. * config/i386/i386.h (struct machine_frame_state): Rename from machine_cfa_state. Add members tracking SP and FP regardless of the current CFA register. (ix86_cfa_state): Remove. * config/i386/i386.c (struct ix86_frame): Add reg_save_offset and sse_reg_save_offset members. (ix86_compute_frame_layout): Set them. (gen_push): Increment sp_offset too. (choose_baseaddr_len, choose_baseaddr): New. (ix86_emit_save_reg_using_mov): New. (ix86_emit_save_regs_using_mov): Use it. (ix86_emit_save_sse_regs_using_mov): Likewise. (ix86_add_cfa_restore_note): Take cfa_offset not red_offset argument; compare vs the saved red_zone_offset. (pro_epilogue_adjust_stack): Adjust sp_offset. (ix86_adjust_stack_and_probe): Likewise. (ix86_expand_prologue): Set up, use, and validate the new frame_state_info members. Use gen_frame_mem. (ix86_emit_restore_regs_using_pop): Remove red_offset parameter. (ix86_emit_restore_reg_using_pop): Likewise. Use and update the new frame_state_info members. (ix86_emit_leave): Likewise. (ix86_emit_restore_regs_using_mov): Likewise. Don't check for out-of-range stack pointer offsets here. (ix86_emit_restore_sse_regs_using_mov): Likewise. (ix86_expand_epilogue): Use and validate the new frame_state_info members. Break up and simplify the logic selecting the restore_regs_via_mov code path. Ensure that there will be no out-of-range stack pointer offsets. * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Remove. * config/i386/i386.c (ix86_function_ms_hook_prologue): Fix argument name to reflect the expected tree; fix indentation. (ix86_asm_output_function_label): Output the entire 32-bit ms_hook here as bytes ... (ix86_expand_prologue): ... not here as insns. Attach the unwind info for the ms_hook to a blockage insn. (ix86_handle_fndecl_attribute): Don't check HAVE_AS_IX86_SWAP. (ix86_ms_bitfield_layout_p): Fix indentation. * config/i386/i386.md (UNSPECV_VSWAPMOV, vswapmov): Remove. * config/i386/i386.c (ix86_using_red_zone): New. (ix86_compute_frame_layout, ix86_add_cfa_restore_note, ix86_expand_prologue, ix86_force_to_memory): Use it. * config/i386/i386.c (ix86_expand_prologue): Simplify logic saving the int registers. * dwarf2out.c: Remove most of the DWARF2_DEBUGGING_INFO and DWARF2_UNWIND_INFO conditional compilation. 2010-08-04 Richard Henderson PR debug/45171 * dwarf2out.c (gen_typedef_die): Don't re-generate the die of an is_naming_typedef_decl. 2010-08-04 Bernd Schmidt PR rtl-optimization/45162 * df-problems.c (df_word_lr_bb_local_compute): Ignore DEBUG_INSNs. * dce.c (word_dce_process_block): Likewise. 2010-08-04 Steve Ellcey PR target/44583 * config/ia64/constraints.md (Z): New. * config/ia64/predicates.md (fr_reg_or_signed_fp01_operand): New. (xfreg_or_signed_fp01_operand): New. * config/ia64/ia64.md (addsf3): Replace fr_reg_or_fp01_operand with fr_reg_or_signed_fp01_operand and constraint G with Z. (subsf3): Ditto. (*maddsf4): Ditto. (*msubsf4): Ditto. (adddf3): Ditto. (adddf3_trunc): Ditto. (subdf3): Ditto. (*subdf3_trunc): Ditto. (*madddf4): Ditto. (*madddf4_trunc): Ditto. (*msubdf4): Ditto. (*msubdf4_trunc): Ditto. (addxf3): Replace xfreg_or_fp01_operand with xfreg_or_signed_fp01_operand and constraint G with Z. (*addxf3_truncsf): Ditto. (*addxf3_truncdf): Ditto. (subxf3): Ditto. (*subxf3_truncsf): Ditto. (*subxf3_truncdf): Ditto. (*maddxf4): Ditto. (*maddxf4_truncsf): Ditto. (*maddxf4_truncdf): Ditto. (*msubxf4): Ditto. (*msubxf4_truncsf): Ditto. (*msubxf4_truncdf): Ditto. 2010-08-04 Richard Guenther * alias.c (rtx_refs_may_alias_p): Do not resort to TBAA if either alias-set is zero. 2010-08-04 Richard Guenther * tree-ssa-propagate.h (struct prop_value_d, prop_value_t): Move ... * tree-ssa-ccp.c: ... here. * tree-ssa-copy.c: ... and here. * tree-ssa-propagate.h (enum value_range_type, struct value_range_d, value_range_t): Move ... * tree-vrp.c: ... here. * tree-ssa-propagate.h (ssa_prop_get_value_fn): New typedef. (substitute_and_fold): Adjust prototype. * tree-ssa-propagate.c (replace_uses_in): Adjust. (replace_phi_args_in): Likewise. (substitute_and_fold): Take callback to query lattice instead of pointer to lattice. Replace SSA name defs with lattice values first. * tree-ssa-ccp.c (ccp_finalize): Adjust. * tree-ssa-copy.c (copy_prop_visit_phi_node): Adjust. (get_value): New function. (fini_copy_prop): Adjust. * tree-vrp.c (vrp_finalize): Adjust. 2010-08-04 Richard Guenther PR middle-end/45176 * expr.c (expand_expr_real_1): Also preserve TARGET_MEM_REF points-to set for original MEM_REF. 2010-08-04 Richard Guenther * tree-ssa-ccp.c (get_constant_value): New function. (get_rhs_assign_op_for_ccp): Remove. (valueize_op): New function. (ccp_fold): Use get_constant_value and valueize_op. (fold_const_aggregate_ref): Likewise. (ccp_fold_stmt): Likewise. (visit_assignment): Simplify. 2010-08-04 Richard Guenther * Makefile.in (double-int.o): Add $(TOPLEV_H) dependency. * double-int.h (double_int_ctz): Declare. * double-int.c (double_int_ctz): New function. 2010-08-04 Hariharan Sandanagobalane * config/picochip/picochip.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define. picochip_expand_movmemhi : Expand movmem pattern. * config/picochip/picochip-protos.h (picochip_expand_movmemhi) : Declare. * config/picochip/picochip.md (movmemhi) : New pattern. 2010-08-03 Uros Bizjak * config/i386/unix.h (GLOBAL_ASM_OPS): Add tabs around .globl. 2010-08-03 Bernd Schmidt * simplify-rtx.c (simplify_binary_operation_1): Try to simplify away NEG as operand of a MULT by merging it with the other operand. * combine.c (make_compound_operation): Use trunc_int_for_mode when generating a MULT with constant. Canonicalize PLUS and MINUS involving MULT. * config/arm/constraints.md (M): Examine only 32 bits of a HOST_WIDE_INT. * config/arm/predicates.md (power_of_two_operand): Likewise. 2010-08-03 Ulrich Weigand * config/spu/spu.c (spu_emit_branch_hint): Do not access NOTE_KIND of non-NOTE insns. 2010-08-03 Jan Hubicka * ipa-split.c (struct split_point): Add split_part_set_retval. (find_retval): Forward declare. (test_nonssa_use, mark_nonssa_use): Special case return by reference. (consider_split): Compute current->split_part_set_retval. (visit_bb): Do not look into return value. (split_function): Handle !split_part_set_retval 2010-08-03 Martin Jambor * tree-sra.c (completely_scalarize_record): New parameter REF, create its own access->expr intead of using build_ref_for_offset. 2010-08-03 Joseph Myers * config/alpha/alpha.h (SWITCH_TAKES_ARG): Define. * config/alpha/osf5.h (LIB_SPEC): Don't handle -a. * config/bfin/bfin.h (ASM_SPEC, LINK_SPEC): Don't pass -G* options. * config/darwin.h (WORD_SWITCH_TAKES_ARG): Handle -iframework. * config/ia64/ia64.h (SWITCH_TAKES_ARG): Define. * config/iq2000/iq2000.h (SWITCH_TAKES_ARG): Remove. * config/rs6000/sysv4.h (SWITCH_TAKES_ARG): Define using DEFAULT_SWITCH_TAKES_ARG. * config/rx/rx.opt (-patch=): Remove option. * config/rx/rx.c (rx_handle_option): Don't handle OPT_patch_. * defaults.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Handle -imultilib. * doc/invoke.texi (RX Options): Remove -patch=. * gcc.c (cc1_options): Pass -aux-info* instead of -a* options. (option_map): Remove --profile-blocks, --quiet and --silent. 2010-08-03 Uros Bizjak * config/i386/i386.h (ix86_compare_op0, ix86_compare_op1): Remove. * config/i386/i386.c (ix86_compare_op0, ix86_compare_op1): Remove. (ix86_expand_branch): Add op0 and op1 arguments. Do not access ix86_compare_op0 and ix86_compare_op1, use op0 and op1 instead. Update calls to ix86_expand_compare and ix86_expand_branch. (ix86_expand_setcc): Add op0 and op1 arguments. Update calls to ix86_expand_compare. (ix86_expand_compare): Add op0 and op1 arguments. Do not access ix86_compare_op0 and ix86_compare_op1, use op0 and op1 instead. Make static. (ix86_expand_carry_flag_compare): Do not set ix86_compare_op0 and ix86_compare_op1. Update calls to ix86_expand_compare. (ix86_expand_int_movcc): Ditto. (ix86_expand_fp_movcc): Ditto. Update calls to ix86_expand_setcc. * config/i386/i386-protos.h (ix86_expand_branch): Update prototype. (ix86_expand_setcc): Ditto. (ix86_expand_compare): Remove prototype. * config/i386/i386.md (cbranch4): Do not set ix86_compare_op0 and ix86_compare_op1. Update calls to ix86_expand_branch to directly pass operands[1] and operands[2]. (cbranchxf4): Ditto. (cbranch4): Ditto. (cbranchcc4): Ditto. (cstore4): Do not set ix86_compare_op0 and ix86_compare_op1. Update calls to ix86_expand_setcc to directly pass operands[2] and operands[3]. (cstorexf4): Ditto. (cstore4): Ditto. (cstorecc4): Ditto. 2010-08-02 Bernd Schmidt PR target/45063 * caller-save.c (save_call_clobbered_regs): Remove regs from hard_regs_saved when they are set. 2010-08-02 Uros Bizjak PR target/41089 * config/alpha/alpha.c (alpha_build_builtin_va_list): Mark __offset as volatile. 2010-08-02 Sebastian Pop * common.opt (ftree-loop-distribute-patterns): New. * invoke.texi (-ftree-loop-distribute-patterns): Documented. * opts.c (decode_options): Enable flag_tree_loop_distribute_patterns at -O3. * tree-data-ref.c (stores_zero_from_loop): New. * tree-data-ref.h (stores_zero_from_loop): Declared. * tree-loop-distribution.c (tree_loop_distribution): Call stores_zero_from_loop. (tree_loop_distribution): Check flag_tree_loop_distribute_patterns. 2010-08-02 Bernd Schmidt * postreload.c (reload_cse_simplify_operands): Take attribute enabled into account. * final.c (final_scan_insn): Call CC_STATUS_INIT unconditionally. * config/arm/arm.c (thumb1_code): New variable. (arm_override_options): Set it. (thumb1_final_prescan_insn): Keep track of condition code status. (arm_adjust_cost): For Thumb, try to keep cc-setting insns next to jumps that depend on them. * config/arm/arm.h (thumb1_code): Declare variable. (struct machine_function): Guard with #ifndef GENERATOR_FILE. Add members thumb1_cc_insn, thumb1_cc_op0, thumb1_cc_op1 and thumb1_cc_mode. (CC_STATUS_INIT): New macro. * config/arm/constraints.md (Pd): New constraint. * config/arm/predicates.md (noov_comparison_operator): New predicate. * config/arm/arm.md (is_thumb1): New define_attr. (conds): Set default to "clob" when generating Thumb1 code. (thumb1_bicsi3): Renamed from bicsi3. All uses changed. Condition code are set. Use two-operand assembly syntax. (thumb1_subsi3_insn): Condition codes are set. Now a properly named pattern. (thumb1_andsi3_insn, thumb1_iorsi3_insn, thumb1_xorsi3_insn): Condition codes are set. Use two-operand assembly syntax. (zero_extendhisi splitter): Remove constraints. (thumb1_movsi_insn, thumb1_movhi_insn, thumb1_movqi_insn, thumb1_movhf, thumb1_movsf_insn): Set conds attribute as appropriate. (cbranchsi4_insn): Use condition code status from struct machine_function to determine whether the comparison can be eliminated. Discourage the alternative using high registers. (movsi_cbranchsi4, andsi3_cbranch, orrsi3_cbranch_scratch, orrsi3_cbranch, xorsi3_cbranch_scratch, xorsi3_cbranch, bicsi3_cbranch_scratch, bicsi3_cbranch, subsi3_cbranch_scratch, subsi3_cbranch): Delete. (movsi_cbranchsi4 peepholes): Rewrite to generate a sequence of one subtract and one cbranch insn. * config/arm/thumb2.md (thumb2_movdi, thumb2_movsf_soft_insn, thumb2_movdf_soft_insn): Delete patterns. * config/arm/arm.md (arm_pool_range, thumb2_pool_range, arm_neg_pool_range, thumb2_neg_pool_range): New attributes. (pool_range, neg_pool_range): Use them to define defaults. (movdi, arm_movsf_soft_insn, arm_movdf_soft_insn): Define them and allow for TARGET_32BIT. PR target/40457 * config/arm/arm.h (arm_regs_in_sequence): Declare. * config/arm/arm-protos.h (emit_ldm_seq, emit_stm_seq, load_multiple_sequence, store_multiple_sequence): Delete declarations. (arm_gen_load_multiple, arm_gen_store_multiple): Adjust declarations. * config/arm/ldmstm.md: New file. * config/arm/arm.c (arm_regs_in_sequence): New array. (load_multiple_sequence): Now static. New args SAVED_ORDER, CHECK_REGS. All callers changed. If SAVED_ORDER is nonnull, copy the computed order into it. If CHECK_REGS is false, don't sort REGS. Handle Thumb mode. (store_multiple_sequence): Now static. New args NOPS_TOTAL, SAVED_ORDER, REG_RTXS and CHECK_REGS. All callers changed. If SAVED_ORDER is nonnull, copy the computed order into it. If CHECK_REGS is false, don't sort REGS. Set up REG_RTXS just like REGS. Handle Thumb mode. (arm_gen_load_multiple_1): New function, broken out of arm_gen_load_multiple. (arm_gen_store_multiple_1): New function, broken out of arm_gen_store_multiple. (arm_gen_multiple_op): New function, with code from arm_gen_load_multiple and arm_gen_store_multiple moved here. (arm_gen_load_multiple, arm_gen_store_multiple): Now just wrappers around arm_gen_multiple_op. Remove argument UP, all callers changed. (gen_ldm_seq, gen_stm_seq, gen_const_stm_seq): New functions. * config/arm/predicates.md (commutative_binary_operator): New. (load_multiple_operation, store_multiple_operation): Handle more variants of these patterns with different starting offsets. Handle Thumb-1. * config/arm/arm.md: Include "ldmstm.md". (ldmsi_postinc4, ldmsi_postinc4_thumb1, ldmsi_postinc3, ldmsi_postinc2, ldmsi4, ldmsi3, ldmsi2, stmsi_postinc4, stmsi_postinc4_thumb1, stmsi_postinc3, stmsi_postinc2, stmsi4, stmsi3, stmsi2 and related peepholes): Delete. * config/arm/ldmstm.md: New file. * config/arm/arm-ldmstm.ml: New file. * config/arm/arm.c (arm_rtx_costs_1): Remove second clause from the if statement which adds extra costs to frame-related expressions. 2010-08-02 Ramana Radhakrishnan * config/arm/arm.c (COSTS_N_INSNS): Remove definition. 2010-08-01 Uros Bizjak PR target/45142 * config/i386/sse.md (vec_set_0): Do not set mode attribute for alternative 2. (vec_set_0 splitter): Use SSEMODE4S mode iterator to also split V4SI operands. 2010-08-01 Anatoly Sokolov * config/mmix/mmix.h (ASM_OUTPUT_SOURCE_FILENAME): Remove macro. * config/mmix/mmix-protos.h (mmix_asm_output_source_filename): Remove. * config/mmix/mmix.c (mmix_asm_output_source_filename): Make static. (TARGET_ASM_OUTPUT_SOURCE_FILENAME): Define. 2010-07-31 Kai Tietz * cppdefault.c (cpp_include_defaults): Move GCC_INCLUDE_DIR before LOCAL_INCLUDE_DIR. 2010-07-31 Richard Sandiford * tree-ssa-math-opts.c (convert_plusminus_to_widen): Fix type used in the call to optab_for_tree_code. Fix the second is_widening_mult_p call. Check that both unwidened operands have the same sign. 2010-07-31 John Tytgat * config/arm/arm.c (arm_function_arg): Remove superfluous test. 2010-07-31 Anatoly Sokolov * config/spu/spu.h (ASM_OUTPUT_SOURCE_FILENAME): Remove macro. 2010-07-30 DJ Delorie * config/rx/predicates.md (rx_constshift_operand): New. * config/rx/rx.md (zs_cond): New. (cbranchsi4): Remove mode. (*cbranchsi4_): Likewise. (*tstbranchsi4_): New. (*tstbranchsi4r_): New. (*tstbranchsi4m_eq): New. (*tstbranchsi4m_ne): New. (cbranchsf4): Remove mode. (*cbranchsf4_): Likewise. 2010-07-30 Bernd Schmidt * rtlanal.c (simplify_subreg_regno): Don't treat HARD_FRAME_POINTER_REGNUM specially. 2010-07-30 Joseph Myers * common.opt (-G): Don't define option here. * config/g.opt: New. * config.gcc: Use g.opt for alpha, frv, ia64, lm32, m32r, mips, rs6000/powerpc and score targets. * opts.c (common_handle_option): Don't handle -G here. * config/alpha/alpha.c (alpha_handle_option): Handle -G. * config/frv/frv.c (frv_handle_option): Handle -G. * config/ia64/ia64.c (ia64_handle_option): Handle -G. * config/lm32/lm32.c (lm32_handle_option, TARGET_HANDLE_OPTION): New. * config/m32r/m32r.c (m32r_handle_option): Handle -G. * config/mips/mips.c (mips_handle_option): Handle -G. * config/rs6000/rs6000.c (rs6000_handle_option) Handle -G. * config/score/score.c (score_handle_option): Handle -G. 2010-07-30 Anatoly Sokolov * config/mmix/mmix.c: Include basic-block.h. 2010-07-30 Jakub Jelinek PR debug/45055 PR rtl-optimization/45137 * rtl.h (prev_nonnote_nondebug_insn, next_nonnote_nondebug_insn): New prototypes. * emit-rtl.c (prev_nonnote_nondebug_insn, next_nonnote_nondebug_insn): New functions. * combine.c (next_nonnote_nondebug_insn): Removed. * ifcvt.c (noce_process_if_block): Use prev_nonnote_nondebug_insn. * haifa-sched.c (queue_to_ready): Use next_nonnote_nondebug_insn. * sched-deps.c (sched_analyze_insn): Likewise. (fixup_sched_groups, deps_start_bb): Use prev_nonnote_nondebug_insn. * rtlanal.c (canonicalize_condition): Likewise. * postreload.c (reload_combine_recognize_pattern): Likewise. (reload_cse_move2add): Use next_nonnote_nondebug_insn. 2010-07-29 Uros Bizjak * config/i386/i386.md (int_cond): Remove code iterator. (fp_cond): Ditto. (cbranch4): Use ordered_comparison_operator predicate for operator0. (cstore4): Ditto for operator1. (movcc and corresponding splitter): Ditto. (addcc): ditto. 2010-07-30 Richard Guenther PR middle-end/45141 * expr.c (expand_expr_real_1): Check for not handled base address. 2010-07-30 Richard Guenther * ipa-prop.c (ipa_modify_formal_parameters): Use build_distinct_type_copy. 2010-07-30 Anthony Green * config/moxie/rtems.h: New file. * config.gcc: Add moxie-rtems support. 2010-07-29 Bernd Schmidt * dce.c (run_word_dce): Take flag_dce into account. Clear and restore df flags as in run_fast_df_dce. 2010-07-29 Jakub Jelinek Revert: 2010-07-27 Bernd Schmidt * rtl.def (NOTE): Swap operands 4 and 5. * rtl.h (NOTE_DATA, NOTE_DELETED_LABEL_NAME, NOTE_BLOCK, NOTE_EH_HANDLER, NOTE_BASIC_BLOCK, NOTE_VAR_LOCATION, NOTE_KIND): Adjust accordingly. * gengtype.c (adjust_field_rtx_def): Swap operands 4 and 5 of NOTEs. 2010-07-29 Jakub Jelinek PR debug/45110 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_object_pointer. (gen_formal_types_die): Add DW_AT_object_pointer in methods. (gen_subprogram_die): Likewise. Remove it when removing declaration's formal parameters. (gen_decl_die): Change return type to dw_die_ref, return what gen_formal_parameter_die returned. 2010-07-29 Martin Jambor * dbgcnt.def (eipa_sra): New counter. * tree-sra.c (ipa_early_sra_gate): Also check eipa_sra debug counter. 2010-07-29 Xinliang David Li PR bootstrap/45119 * tree-ssa-loop-ivopts.c (get_address_cost): Revert change in revision 162652. 2010-07-29 Richard Guenther * timevar.def (TV_TREE_STORE_COPY_PROP): Remove. (TV_TREE_STORE_CCP): Likewise. (TV_TREE_REDPHI): Likewise. 2010-07-29 Richard Guenther * double-int.h (double_int_and_not): New function. * combine.c (try_combine): Use it. * tree-vrp.c (simplify_bit_ops_using_ranges): Likewise. 2010-07-29 Bernd Schmidt PR rtl-optimization/42575 * dce.c (word_dce_process_block): Renamed from byte_dce_process_block. Argument AU removed. All callers changed. Ignore artificial refs. Use return value of df_word_lr_simulate_defs to decide whether an insn is necessary. (fast_dce): Rename arg to WORD_LEVEL. (run_word_dce): Renamed from rest_of_handle_fast_byte_dce. No longer static. (pass_fast_rtl_byte_dce): Delete. * dce.h (run_word_dce): Declare. * df-core.c (df_print_word_regset): Renamed from df_print_byteregset. All callers changed. Simplify code to only deal with two-word regs. * df.h (DF_WORD_LR): Renamed from DF_BYTE_LR. (DF_WORD_LR_BB_INFO): Renamed from DF_BYTE_LR_BB_INFO. (DF_WORD_LR_IN): Renamed from DF_BYTE_LR_IN. (DF_WORD_LR_OUT): Renamed from DF_BYTE_LR_OUT. (struct df_word_lr_bb_info): Renamed from df_byte_lr_bb_info. (df_word_lr_mark_ref): Declare. (df_word_lr_add_problem, df_word_lr_mark_ref, df_word_lr_simulate_defs, df_word_lr_simulate_uses): Declare or rename from byte variants. (df_byte_lr_simulate_artificial_refs_at_top, df_byte_lr_simulate_artificial_refs_at_end, df_byte_lr_get_regno_start, df_byte_lr_get_regno_len, df_compute_accessed_bytes): Delete declarations. (df_word_lr_get_bb_info): Rename from df_byte_lr_get_bb_info. (enum df_mm): Delete. * df-byte-scan.c: Delete file. * df-problems.c (df_word_lr_problem_data): Renamed from df_byte_lr_problem_data, all members deleted except for WORD_LR_BITMAPS, which is renamed from BYTE_LR_BITMAPS. Uses changed. (df_word_lr_expand_bitmap, df_byte_lr_simulate_artificial_refs_at_top, df_byte_lr_simulate_artificial_refs_at_end, df_byte_lr_get_regno_start, df_byte_lr_get_regno_len, df_byte_lr_check_regs, df_byte_lr_confluence_0): Delete functions. (df_word_lr_free_bb_info): Renamed from df_byte_lr_free_bb_info; all callers changed. (df_word_lr_alloc): Renamed from df_byte_lr_alloc; all callers changed. Don't initialize members that were deleted, don't try to discover data about registers. Ignore hard regs. (df_word_lr_reset): Renamed from df_byte_lr_reset; all callers changed. (df_word_lr_mark_ref): New function. (df_word_lr_bb_local_compute): Renamed from df_byte_bb_lr_local_compute; all callers changed. Use df_word_lr_mark_ref. Assert that artificial refs don't include pseudos. Ignore hard registers. (df_word_lr_local_compute): Renamed from df_byte_lr_local_compute. Assert that exit block uses don't contain pseudos. (df_word_lr_init): Renamed from df_byte_lr_init; all callers changed. (df_word_lr_confluence_n): Renamed from df_byte_lr_confluence_n; all callers changed. Ignore hard regs. (df_word_lr_transfer_function): Renamed from df_byte_lr_transfer_function; all callers changed. (df_word_lr_free): Renamed from df_byte_lr_free; all callers changed. (df_word_lr_top_dump): Renamed from df_byte_lr_top_dump; all callers changed. (df_word_lr_bottom_dump): Renamed from df_byte_lr_bottom_dump; all callers changed. (problem_WORD_LR): Renamed from problem_BYTE_LR; uses changed; confluence operator 0 set to NULL. (df_word_lr_add_problem): Renamed from df_byte_lr_add_problem; all callers changed. (df_word_lr_simulate_defs): Renamed from df_byte_lr_simulate_defs. Return bool, true if bitmap changed or insn otherwise necessary. All callers changed. Simplify using df_word_lr_mark_ref. (df_word_lr_simulate_uses): Renamed from df_byte_lr_simulate_uses; all callers changed. Simplify using df_word_lr_mark_ref. * lower-subreg.c: Include "dce.h" (decompose_multiword_subregs): Call run_word_dce if df available. * Makefile.in (lower-subreg.o): Adjust dependencies. (df-byte-scan.o): Delete. * timevar.def (TV_DF_WORD_LR): Renamed from TV_DF_BYTE_LR. 2010-07-29 Richard Guenther * tree.c (build_vector): Assert that the vector constant has enough elements. (build_vector_from_ctor): Pad with trailing zeros. 2010-07-29 Richard Guenther PR tree-optimization/45120 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle offset in DEREFs properly. (get_constraint_for_1): Handle MEM_REF offset properly. 2010-07-29 Richard Guenther PR middle-end/45034 * convert.c (convert_to_integer): Always use an unsigned type for narrowed negate and bitwise not. 2010-07-29 Ira Rosen * tree-vect-loop.c (vect_create_epilog_for_reduction): Switch to outer loop when creating reduction epilogue for double reduction, and switch back to the inner loop when updating the phi nodes. Update uses of outer loop exit phi nodes in double reduction (instead of uses of reduction). 2010-07-28 Michael Meissner * config/rs6000/rs6000.c (rs6000_rtx_costs): Update costs for popcount on power7 and parity on power6 systems. (rs6000_emit_popcount): Rename gen_popcntwsi2 to gen_popcntddi2. (rs6000_emit_parity): Add support for power6 prtyd/prtyw instructions. * config/rs6000/rs6000.md (UNSPEC_COPYSIGN): New unspec. (UNSPEC_PARITY): Ditto. (SFDF): New iterator for SF/DF. (rreg2): New mode attribute for floating register constraint. (TARGET_FLOAT): New mode attribute for whether single/double float is supported. (popcntd2): Combine popcntwsi2 and popcntddi2 into one pattern. (parity2_cmpb): New insn for parity on power6 and newer machines. (copysign3): Combine copysignsf3, copysigndf3 into one pattern. Add support for fcpsgn instruction added in power6. (copysignsf3): Delete. (copysigndf3): Delete. (copysign3_fcpsgn): New insn to generate fcpsgn. Use UNSPEC instead of if_then_else in RTL to avoid problems with -0. * config/rs6000/vsx.md (vsx_copysign3): Use UNSPEC instead of if_then_else to mirror scalar code. (vsx_copysignsf3): Delete, use copysign3_fcpsgn in rs6000.md. * config/rs6000/vector.md (vector_copysign3): Use UNSPEC instead of if_then_else. 2010-07-28 Xinliang David Li * tree-ssa-loop-ivopts.c (avg_loop_niter): New function. (dump_cand): Dump var_before/after. (htab_inv_expr_eq): New function. (htab_inv_expr_hash): New function. (tree_ssa_iv_optimize_init): Support pseudo invariants. (add_candidate_1): consider base type precision. (set_use_iv_cost): New parameter. (adjust_setup_cost): Use profile information. (get_address_cost): Do not hard code width in computing address offset limits. (compare_aff_trees): New function. (get_loop_invariant_expr_id): New function. (get_computation_cost_at): New parameter and use profile information. (get_computation_cost): New parameter. (determine_use_iv_cost_generic): Pass new parameter. (determine_use_iv_cost_address): Ditto. (determine_use_iv_cost_condition): Ditto. (autoinc_possible_for_pair): Ditto. (determine_use_iv_costs): More dumps. (iv_ca_get_num_inv_exprs): New function. (iv_ca_recount_cost): Consider loop invariants in register pressure cost. (iv_ca_add_use): New parameter. (iv_ca_dump): Better dumping. (iv_ca_extend): New parameter. (try_add_cand_for): Attempt to get better partial solution. (try_improve_iv_set): Pass new parameter to iv_ca_extend. (create_new-ivs): More dumps. (rewrite_use_compare): Ditto. (free_loop_data): More cleanup. (treee_ssa_iv_optimize_finalize): Ditto. 2010-07-28 Kai Tietz * config/i386/i386.h (MCOUNT_NAME_BEFORE_PROLOGUE): New. * config/i386/i386.c (ix86_profile_before_prologue): New. (override_options): Add special handling for -mfentry. (ix86_function_regparm): Likewise. (ix86_function_sseregparm): Likewise. (ix86_frame_pointer_required): Likewise. (ix86_expand_prologue): Check for ms_hook_prologue. (x86_function_profiler): Adjust mcount output. (TARGET_PROFILE_BEFORE_PROLOGUE): Define hook. * config/i386/i386.opt (mfentry): New. * doc/invoke.texi (mfentry): Add documentation. * doc/tm.texi: Regenerated.. * doc/tm.texi.in (TARGET_PROFILE_BEFORE_PROLOGUE): New. * final.c (final_start_function): Replace macro PROFILE_BEFORE_PROLOGUE by target hook. * function.c (thread_prologue_and_epilogue_insns): Likewise. * target.def (profile_before_prologue): New hook. * targhooks.c (default_profile_before_prologue): New. * targhooks.h (default_profile_before_prologue): New. 2010-07-28 Jakub Jelinek PR debug/45105 * gcse.c (hoist_code): Use FOR_BB_INSNS macro. PR debug/45103 * dwarf2out.c (dwarf2out_var_location): Always consider NOTE_DURING_CALL_P notes, even when not followed by real instructions. 2010-07-28 Maxim Kuvyrkov PR rtl-optimization/45107 * gcse.c (hash_scan_set): Use max_distance for gcse-las. 2010-07-28 Richard Guenther * tree-ssa-ccp.c: Remove comment regarding STORE-CCP. (set_lattice_value): Do not query an old default value. (get_value_for_expr): New function. Properly canonicalize float values. (ccp_visit_phi_node): Use it. 2010-07-28 Chung-Lin Tang * config/arm/arm.c (arm_pcs_default): Remove static. * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_PCS or __ARM_PCS_VFP to indicate soft/hard-float calling convention. (arm_pcs_default): Declare. 2010-07-28 Iain Sandoe * config/rs6000/rs6000.c (rs6000_override_options): Use TARGET_MACHO inline, move darwin_one_byte_bool from here... ... to darwin_rs6000_override_options. (rs6000_return_in_memory): Update preceding comment for darwin 64 bit ABI. Use TARGET_MACHO inline. (rs6000_darwin64_struct_check_p): New. (function_arg_advance): Use rs6000_darwin64_struct_check_p. (function_arg): Likewise. (rs6000_arg_partial_bytes): Likewise. (rs6000_function_value): Likewise. 2010-07-28 Andi Kleen * lto-opts.c (lto_file_read_options): Add loop over all inputs. 2010-07-28 Richard Guenther PR middle-end/44903 * builtins.c (fold_builtin_memory_op): On STRICT_ALIGNMENT targets try harder to not generate unaligned accesses. 2010-07-28 Maxim Kuvyrkov PR rtl-optimization/45101 * gcse.c (hash_scan_set): Fix argument ordering of insert_expr_in_table for gcse-las. 2010-07-28 Eric Botcazou PR tree-optimization/44885 * tree-sra.c (find_param_candidates): Skip pointer types to arrays with non-aliased component. 2010-07-28 Joseph Myers * config/darwin-driver.c (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Remove. * cppspec.c (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Remove. * defaults.h (DEFAULT_SWITCH_TAKES_ARG, DEFAULT_WORD_SWITCH_TAKES_ARG): Move from gcc.h. (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Move default definitions from gcc.c. * gcc.c (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Move to defaults.h. * gcc.h (DEFAULT_SWITCH_TAKES_ARG, DEFAULT_WORD_SWITCH_TAKES_ARG): Move to defaults.h. * opts-common.c: Include tm.h. (decode_cmdline_option): Use SWITCH_TAKES_ARG and WORD_SWITCH_TAKES_ARG to count arguments to unknown options. Handle more than one argument. Set canonical_option_num_elements. (decode_cmdline_options_to_array): Set canonical_option_num_elements and trailing elements of canonical_option. * opts.h (struct cl_decoded_option): Allow four elements in canonical_option. Add field canonical_option_num_elements. * Makefile.in (opts-common.o): Update dependencies. 2010-07-28 Eric Botcazou PR middle-end/44790 PR middle-end/44993 * expr.c (expand_expr_real_1) : Revert latest change. Make sure the base has address_mode before adding the offset. 2010-07-27 Xinliang David Li * tree-flow.h (create_mem_ref): Add one new parameter. * tree-ssa-address.c (create_mem_ref): New parameter. (addr_to_parts): Ditto. (move_variant_to_index): New function. * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass new argument. 2010-07-27 Bernd Schmidt * rtl.def (DEBUG_INSN, INSN, JUMP_INSN, CALL_INSN, NOTE): Swap operands 4 and 5. * rtl.h (PATTERN, INSN_LOCATOR, NOTE_DATA, NOTE_DELETED_LABEL_NAME, NOTE_BLOCK, NOTE_EH_HANDLER, NOTE_BASIC_BLOCK, NOTE_VAR_LOCATION, NOTE_KIND, LABEL_NUSES, LABEL_REFS): Adjust accordingly. * gengtype.c (adjust_field_rtx_def): Swap operands 4 and 5 of CODE_LABELs and NOTEs. * caller-save.c (init_caller_save): Fix up gen_rtx_INSN call. * combine.c (try_combine): Likewise. * ira.c (setup_prohibited_mode_move_regs): Likewise. * print-rtl.c (print_rtx): Start REG_NOTES on a new line. 2010-07-27 Joseph Myers * coretypes.h (struct cl_option_handlers): Declare. * hooks.c (hook_int_size_t_constcharptr_int_0): Remove. * hooks.h (hook_int_size_t_constcharptr_int_0): Remove. * langhooks-def.h (lhd_handle_option): Declare. (LANG_HOOKS_HANDLE_OPTION): Use lhd_handle_option. * langhooks.c (lhd_handle_option): New. * langhooks.h (struct lang_hooks): Update prototype and return value type of handle_option hook. * optc-gen.awk: Generate target_flags_explicit definition for the driver. * opts-common.c: Include diagnostic.h. (handle_option): Move from opts.c. Update prototype and return value type. Use handlers structure. (read_cmdline_option): Move from opts.c. Update prototype. Use handlers structure. (set_option): Move from opts.c. * opts.c (common_handle_option): Update prototype and return value type. Update calls to handle_option and enable_warning_as_error. (unknown_option_callback, post_handling_callback, lang_handle_option, target_handle_option): New. (handle_option, read_cmdline_option): Move to opts-common.c. (read_cmdline_options): Update prototype. Update call to read_cmdline_option. (decode_options): Initialize and use handlers structure. (set_option): Move to opts-common.c. (enable_warning_as_error): Update prototype. Update call to handle_option. * opts.h (struct cl_option_handler_func, struct cl_option_handlers): New. (handle_option, enable_warning_as_error): Update prototypes. (read_cmdline_option): Declare. * Makefile.in (opts-common.o): Update dependencies. 2010-07-27 Maxim Kuvyrkov * config/arm/arm.c (params.h): Include. (arm_override_options): Tune gcse-unrestricted-cost. * config/arm/t-arm (arm.o): Define dependencies. 2010-07-27 Maxim Kuvyrkov PR target/42495 PR middle-end/42574 * basic-block.h (get_dominated_to_depth): Declare. * dominance.c (get_dominated_to_depth): New function, use get_all_dominated_blocks as a base. (get_all_dominated_blocks): Use get_dominated_to_depth. * gcse.c (occr_t, VEC (occr_t, heap)): Define. (hoist_exprs): Remove. (alloc_code_hoist_mem, free_code_hoist_mem): Update. (compute_code_hoist_vbeinout): Add debug print outs. (hoist_code): Partially rewrite, simplify. Use get_dominated_to_depth. * params.def (PARAM_MAX_HOIST_DEPTH): New parameter to avoid quadratic behavior. * params.h (MAX_HOIST_DEPTH): New macro. * doc/invoke.texi (max-hoist-depth): Document. 2010-07-27 Maxim Kuvyrkov PR rtl-optimization/40956 * config/arm/arm.c (thumb1_size_rtx_costs): Fix cost of simple constants. 2010-07-27 Maxim Kuvyrkov PR target/42495 PR middle-end/42574 * config/arm/arm.c (legitimize_pic_address): Use gen_calculate_pic_address pattern to emit calculation of PIC address. (will_be_in_index_register): New function. (arm_legitimate_address_outer_p, thumb2_legitimate_address_p,) (thumb1_legitimate_address_p): Use it provided !strict_p. * config/arm/arm.md (calculate_pic_address): New expand and split. 2010-07-27 Maxim Kuvyrkov PR target/42495 PR middle-end/42574 * config/arm/arm.c (thumb1_size_rtx_costs): Add cost for "J" constants. * config/arm/arm.md (define_split "J", define_split "K"): Make IRA/reload friendly. 2010-07-27 Maxim Kuvyrkov * gcse.c (insert_insn_end_basic_block): Update signature, remove unused checks. (pre_edge_insert, hoist_code): Update. 2010-07-27 Maxim Kuvyrkov PR target/42495 PR middle-end/42574 * gcse.c (hoist_expr_reaches_here_p): Remove excessive check. 2010-07-27 Maxim Kuvyrkov * gcse.c (hoist_code): Generate new pseudo for every new set insn. 2010-07-27 Maxim Kuvyrkov PR rtl-optimization/40956 PR target/42495 PR middle-end/42574 * gcse.c (compute_code_hoist_vbeinout): Consider more expressions for hoisting. (hoist_code): Count occurences in current block too. 2010-07-27 Maxim Kuvyrkov * gcse.c (struct expr:max_distance): New field. (doing_code_hoisting_p): New static variable. (want_to_gcse_p): Change signature. Allow constrained hoisting of simple expressions, don't change behavior for PRE. Set max_distance. (insert_expr_in_table): Set new max_distance field. (hash_scan_set): Update. (hoist_expr_reaches_here_p): Stop search after max_distance instructions. (find_occr_in_bb): New static function. Use it in ... (hoist_code): Calculate sizes of basic block before any changes are done. Pass max_distance to hoist_expr_reaches_here_p. (one_code_hoisting_pass): Set doing_code_hoisting_p. * params.def (PARAM_GCSE_COST_DISTANCE_RATIO,) (PARAM_GCSE_UNRESTRICTED_COST): New parameters. * params.h (GCSE_COST_DISTANCE_RATIO, GCSE_UNRESTRICTED_COST): New macros. * doc/invoke.texi (gcse-cost-distance-ratio, gcse-unrestricted-cost): Document. 2010-07-27 Jeff Law Maxim Kuvyrkov * gcse.c (compute_transpout, transpout): Remove, move logic to prune_expressions. (compute_pre_data): Move pruning of trapping expressions ... (prune_expressions): ... here. New static function. (compute_code_hoist_data): Use it. (alloc_code_hoist_mem, free_code_hoist_mem, hoist_code): Update. 2010-07-27 Xinliang David Li * tree-ssa-loop-ivopts.c (adjust_iv_update_pos): New function. (rewrite_use_address): Adjust iv update position when needed. 2010-07-27 Maxim Kuvyrkov * dbgcnt.def (hoist_insn): New debug counter. * gcse.c (hoist_code): Use it. 2010-07-27 Xinliang David Li * tree-ssa-loop-ivopts.c (niter_for_exit): New parameter. (niter_for_single_dom_exit): Passes additional parameter. (iv_period): Fix comments. (may_eliminate_iv): Handles multiple exit loops properly. (free_tree_niter_desc): New function. (free_loop_data): Frees up loop iteration descriptors. 2010-07-27 Jakub Jelinek PR target/44542 * cfgexpand.c (expand_one_stack_var_at): Limit align to maximum of max_used_stack_slot_alignment and PREFERRED_STACK_BOUNDARY instead of MAX_SUPPORTED_STACK_ALIGNMENT. (expand_one_var): Don't consider DECL_ALIGN for variables for which expand_one_stack_var_at has been already called. PR testsuite/44701 * doc/md.texi: Clarify m and es constraints on PowerPC and m and S constraints on IA-64. 2010-07-27 Jie Zhang PR target/44290 Revert: 2010-07-23 Jie Zhang * tree-sra.c (ipa_sra_preliminary_function_checks): Return false if ! tree_versionable_function_p. 2010-07-27 Jakub Jelinek * dwarf2out.c (add_data_member_location_attribute): Use add_AT_unsigned instead of add_AT_int if offset is non-negative. 2010-07-27 Bernd Schmidt * postreload.c (try_replace_in_use): New static function. (reload_combine_recognize_const_pattern): Use it here. Allow substituting into a final add insn, and substituting into a memory reference in an insn that sets the reg. 2010-07-27 Joseph Myers * common.opt (o): Add MissingArgError. * doc/options.texi (MissingArgError): Document. * hooks.c (hook_bool_constcharptr_size_t_false): Remove. * hooks.h (hook_bool_constcharptr_size_t_false): Remove. * langhooks-def.h (LANG_HOOKS_MISSING_ARGUMENT): Remove. (LANG_HOOKS_INITIALIZER): Remove missing_argument hook initializer. * langhooks.h (struct lang_hooks): Remove missing_argument. * optc-gen.awk: Handle MissingArgError and output new structure field initializers. * opts.c (read_cmdline_option): Use missing_argument_error field instead of missing_argument langhook. * opts.h (struct cl_option): Add missing_argument_error field. * system.h (LANG_HOOKS_MISSING_ARGUMENT): Poison. 2010-07-27 Iain Sandoe PR target/29090 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Special-case the Darwin64 ABI, for zero-sized objects. 2010-07-27 Iain Sandoe PR target/35491 PR target/29090 Merge from Apple local 4.2.1. 2005-05-11 Stan Shebs Fix 64-bit varargs for Darwin (Radar 4028089). * config/rs6000/rs6000.h (rs6000_args): New field floats_in_gpr. * config/rs6000/rs6000.c (rs6000_darwin64_record_arg_advance_flush): Add argument, add case for 8-byte register half-filled with a float. (rs6000_darwin64_record_arg_advance_recurse): Detect and handle single-precision floats specially. 2010-07-27 Ira Rosen PR tree-optimization/44152 * tree-vect-slp.c (vect_build_slp_tree): Collect nodes with complex numbers for further check. (vect_supported_load_permutation_p): Check nodes with complex numbers. 2010-07-27 Joseph Myers * langhooks-def.h (lhd_init_options, LANG_HOOKS_OPTION_LANG_MASK, LANG_HOOKS_COMPLAIN_WRONG_LANG_P): New. (LANG_HOOKS_INIT_OPTIONS): Update default definition. (LANG_HOOKS_INITIALIZER): Add new hooks. * langhooks.c (lhd_init_options, lhd_complain_wrong_lang_p): New. * langhooks.h (struct lang_hooks): Add new hooks option_lang_mask and complain_wrong_lang_p. Update init_options prototype. * c-objc-common.c (c_initialize_diagnostics): First call c_common_initialize_diagnostics. * c-objc-common.h (LANG_HOOKS_OPTION_LANG_MASK, LANG_HOOKS_COMPLAIN_WRONG_LANG_P): Define. * coretypes.h (struct cl_option, struct cl_decoded_option): Declare. * hooks.c (hook_uint_uint_constcharptrptr_0): Remove. (hook_uint_void_0): New. * hooks.h (hook_uint_uint_constcharptrptr_0): Remove. (hook_uint_void_0): New. * opts-common.c (decode_cmdline_option, decode_cmdline_options_to_array): Also fill in canonical_option field. * opts.c (complain_wrong_lang): Use langhook to determine whether to complain instead of special-casing LTO. (decode_options): Separate lang_mask determination with option_lang_mask hook from call of init_options hook. * opts.h (struct cl_decoded_option): Add canonical_option. 2010-07-27 Jakub Jelinek PR tree-optimization/45083 * tree-inline.c (add_local_variables): Also remap DECL_DEBUG_EXPR. 2010-07-27 Bernd Schmidt * postreload.c (reload_combine_recognize_const_pattern): Move test for limiting the insn movement to the right scope. PR rtl-optimization/45051 * reload1.c (delete_output_reload): Use refers_to_regno_p rather than reg_mentioned_p. 2010-07-26 Richard Henderson PR target/44132 * tree-emutls.c: New file. * Makefile.in (OBJS-common): Add it. * tree-pass.h (pass_ipa_lower_emutls): Declare. * passes.c (init_optimization_passes): Add it. * dwarf2out.c (loc_list_from_tree): If emutls.debug_form_tls_address, pull the control variable from DECL_VALUE_EXPR, not emutls_decl. * expr.c (emutls_var_address): Delete. (expand_expr_addr_expr_1, expand_expr_real_1): Don't use it. * output.h (SECCAT_EMUTLS_VAR, SECCAT_EMUTLS_TMPL): Delete. (emutls_finish): Delete. * toplev.c (compile_file): Don't call it. * tree.h (emutls_decl): Delete. * varasm.c (emutls_htab, DECL_EMUTLS_VAR_P): Delete. (emutls_finish, emutls_finalize_control_var): Delete. (emutls_object_type): Move to tree-emutls.c. (EMUTLS_SEPARATOR, prefix_name, get_emutls_object_name, default_emutls_var_fields, get_emutls_object_type, get_emutls_init_templ_addr, emutls_decl, emutls_common_1 default_emutls_var_init): Likewise. (get_variable_section): Don't special case emutls. (assemble_variable, do_assemble_alias, categorize_decl_for_section, default_elf_select_section, default_unique_section, default_encode_section_info): Likewise. * varpool.c (decide_is_variable_needed): Likewise. * gimple-iterator.c (update_call_edge_frequencies): New (gsi_insert_on_edge_immediate): Use it. (gsi_insert_seq_on_edge_immediate): Likewise. (gsi_commit_one_edge_insert): Likewise. * config/i386/i386.c (x86_64_elf_select_section): Don't handle SECCAT_EMUTLS_VAR, SECCAT_EMUTLS_TMPL. (x86_64_elf_unique_section): Likewise. 2010-07-26 Jan Hubicka * lto-streamer.h (struct lto_file_decl_data): Mark resolutions with GTY((skip)). 2010-07-26 Anatoly Sokolov * target.def (output_source_filename): New hook. * doc/tm.texi.in (TARGET_ASM_OUTPUT_SOURCE_FILENAME): Document. * doc/tm.texi: Regenerate. * toplev.c (output_file_directive) Remove function. * toplev.h (output_file_directive) Remove. * output.h (default_asm_output_source_filename, output_file_directive): Declare. * varasm.h (default_asm_output_source_filename, output_file_directive): New functions. * config/mips/mips.h (ASM_OUTPUT_SOURCE_FILENAME): Remove macro. * config/mips/mips-protos.h (mips_output_filename): Remove. * config/mips/mips.c (mips_output_filename): Make Static. (TARGET_ASM_OUTPUT_SOURCE_FILENAME): Define. 2010-07-26 Richard Guenther PR tree-optimization/43784 * tree-nrv.c (dest_safe_for_nrv_p): It's not safe to NRV if the destination is used by the call. 2010-07-26 Richard Guenther PR middle-end/45073 * gimple-fold.c (gimplify_and_update_call_from_tree): Conditionalize SSA updating on being in SSA form. 2010-07-26 Richard Guenther PR middle-end/45056 * gimple-fold.c (fold_stmt_1): Also fold references in debug stmts. 2010-07-26 Richard Guenther PR tree-optimization/45071 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Always adjust op->opcode. 2010-07-26 Naveen.H.S * config/v850/lib1funcs.asm (save_r2_r31, return_r2_r31, save_r20_r31, return_r20_r31, save_r21_r31, return_r21_r31, save_r22_r31, return_r22_r31, save_r23_r31, return_r23_r31, save_r24_r31, return_r24_r31, save_r25_r31, return_r25_r31, save_r26_r31, return_r26_r31, save_r27_r31, return_r27_r31, save_r28_r31, return_r28_r31, save_r29_r31, return_r29_r31, save_r31, return_r31, save_interrupt, return_interrupt, save_all_interrupt, return_all_interrupt, L_save_r2_r31, L_return_interrupt, callt_return_interrupt, L_restore_all_interrupt, L_save_##START##_r31c, L_callt_save_r31c): Updated as per the new ABI requirements. (save_r6_r9, L_callt_save_r6_r9): Remove. * config/v850/predicates.md (even_reg_operand, disp23_operand, const_float_1_operand const_float_0_operand): New Predicates. (pattern_is_ok_for_prepare, pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue): Update as per the ABI requirements. * config/v850/t-v850: Update multilibs for new target variants. (save_varargs, callt_save_varargs, callt_save_r6_r9): Remove. * config/v850/t-v850e: Likewise. * config/v850/v850.c (v850_issue_rate): New. (v850_strict_argument_naming): New. (function_arg): Modify to generate a different ABI. (print_operand): Update case 'z' to support float modes. (output_move_single): Modify to generate appropriate and better assembly. (v850_float_z_comparison_operator, v850_select_cc_mode, v850_float_nz_comparison_operator, v850_gen_float_compare, v850_gen_compare): New functions to support comparison of float values. (ep_memory_offset): Add support for V850E2 targets. (INTERRUPT_FIXED_NUM, INTERRUPT_ALL_SAVE_NUM): Update. (INTERRUPT_REGPARM_NUM): Remove. (compute_register_save_size): Add extra case to save/restore long call. (use_prolog_function): New function to support prologue. (expand_prologue): Add support for V850E2 targets and modified as per the current ABI requirements. (expand_epilogue): Likewise. (construct_restore_jr): Modify based on TARGET_LONG_CALLS. (construct_save_jarl): Likewise. (construct_dispose_instruction): Update as per the current ABI requirements. (construct_prepare_instruction): Likewise. * config/v850/v850.h (TARGET_CPU_DEFAULT): Add target predefines. (TARGET_CPU_v850e2, TARGET_CPU_v850e2v3): Define (CPP_SPEC): Updated to support v850e2 targets. (STRICT_ALIGNMENT): Modified. (FIRST_PSEUDO_REGISTER): Updated to add even registers. (FIXED_REGISTERS): Likewise. (CALL_USED_REGISTERS): Likewise. (CONDITIONAL_REGISTER_USAGE): Updated. (HARD_REGNO_MODE_OK): Updated. (reg_class): Updated to add even registers. (REG_CLASS_NAMES): Likewise. (REG_CLASS_CONTENTS): Likewise. (REGNO_REG_CLASS): Updated for CC registers. (REG_CLASS_FROM_LETTER): Added support for even registers. (REGNO_OK_FOR_BASE_P): Updated for CC registers. (STACK_POINTER_REGNUM, FRAME_POINTER_REGNUM, LINK_POINTER_REGNUM, ARG_POINTER_REGNUM): Updated. (FUNCTION_ARG_ADVANCE): Define. (REG_PARM_STACK_SPACE): Update as per the current ABI requirements. (OUTGOING_REG_PARM_STACK_SPACE): Remove. (EXTRA_CONSTRAINT): Add new constraint 'W' for 23-bit displacement. (GO_IF_LEGITIMATE_ADDRESS): Updated. (SELECT_CC_MODE): Define. (REGISTER_NAMES): Updated to add psw and fcc registers. (ADDITIONAL_REGISTER_NAMES): Updated. (ASM_OUTPUT_ADDR_DIFF_ELT): Updated to support new targets. (JUMP_TABLES_IN_TEXT_SECTION): Updated. * config/v850/v850.md (define_constants): Define new constants. (type): Update store,bit1,macc,div,fpu and single attributes. (cpu): New attribute. (cc): Add set_z attribute. (unsign23byte_load, sign23byte_load, unsign23hword_load, sign23hword_load, 23word_load, 23byte_store, 23hword_store, 23word_store): New instructions for 23-bit displacement load and store. (movqi_internal, movhi_internal): Update the attributes. (movsi, movsi_internal_v850e): Updated to support v850e2 targets. (movsi_internal_v850e, movsi_internal, movsf_internal): Update the attributes. (v850_tst1): Modified using CC_REGNUM. (tstsi): Remove. (cmpsi): Modified as define_expand from define_insn. (cmpsi_insn, cmpsf, cmpdf): New instructions. (addsi3, subsi3, negsi2, divmodsi4, udivmodsi4, divmodhi4, udivmodhi4, v850_clr1_1, v850_clr1_2, v850_clr1_3, andsi3, v850_set1_1, v850_set1_3, iorsi3, v850_not1_1, v850_not1_3, xorsi3, one_cmplsi2): Clobber the CC_REGNUM register. (v850_clr1_1, v850_clr1_2, v850_clr1_3, andsi3, v850_set1_1, v850_set1_2, v850_set1_3, iorsi3, v850_not1_1, v850_not1_2, v850_not1_3, xorsi3, one_cmplsi2): Update the attributes accordingly. (setf_insn, set_z_insn, set_nz_insn): New instructions for v850e2v3 target. (movsicc_normal_cc, movsicc_reversed_cc): New instructions. (movsicc, movsicc_normal, movsicc_reversed): Add support for V850E2 targets. (sasf_1, sasf_2): Remove. (sasf): New instruction. (rotlhi3, rotlhi3_8, rotlsi3, rotlsi3_16): Update to support V850E2 targets. CC_REGNUM register is clobbered and attributes are updated. (branch_z_normal, branch_z_invert, branch_nz_normal, branch_nz_invert): New branch related instructions. (jump): Updated the attributes. (switch): Update to support new targets. CC_REGNUM register is clobbered and attributes are updated. (call_internal_short, call_internal_long, call_value_internal_short, call_value_internal_long): Updated the attributes. (zero_extendhisi2, zero_extendqisi2): CC_REGNUM register is clobbered and attributes are updated. (extendhisi_insn, extendhisi2, extendqisi_insn, extendqisi2): Update to support new targets. CC_REGNUM register is clobbered. (ashlsi3_v850e2, lshrsi3_v850e2, ashrsi3_v850e2): New shift instructions. (lshrsi3, ashrsi3): CC_REGNUM register is clobbered and attributes are updated. (ffssi2, addsf3, adddf3, subsf3, subdf3, mulsf3, muldf3, divsf3, divdf3, minsf3, mindf3, maxsf3, maxdf3, abssf2, absdf2, negsf2, negdf2, sqrtsf2, sqrtdf2, truncsfsi2, truncdfsi2, floatsisf2, floatsidf2, extendsfdf2, extenddfsf2, recipsf2, recipdf2, rsqrtsf2, rsqrtdf2, maddsf4, msubsf4, nmaddsf4, nmsubsf4, cmpsf_le_insn, cmpsf_lt_insn, cmpsf_ge_insn, cmpsf_gt_insn, cmpsf_eq_insn, cmpsf_ne_insn, cmpdf_le_insn, cmpdf_lt_insn, cmpdf_ge_insn, cmpdf_gt_insn, cmpdf_eq_insn, cmpdf_ne_insn, trfsr, movsfcc, movdfcc, movsfcc_z_insn, movsfcc_nz_insn, movdfcc_z_insn, movdfcc_nz_insn, movedfcc_z_zero, movedfcc_nz_zero): New floating point instructions defined for V850e2v3 target. (callt_save_interrupt, callt_return_interrupt, return_interrupt): Add support for V850E2 targets and CC_REGNUM register is clobbered. (callt_save_all_interrupt, callt_restore_all_interrupt): Add support for new targets. * config/v850/v850-modes.def: New file. * config/v850/v850.opt(mstrict-align): Remove. (mno-strict-align, mjump-tables-in-data-section, mv850e2, mv850e2v3): New command line options for V850. * config.gcc: Update the newly added files. * doc/invoke.texi: Update the newly added command line options for V850 target. 2010-07-26 Richard Guenther PR tree-optimization/45052 * ipa-pure-const.c (check_stmt): Check volatileness. 2010-07-25 Eric Botcazou PR target/44707 * config/sparc/sparc-protos.h (sparc_legitimize_reload_address): New. * config/sparc/sparc.c: Include reload.h. (legitimize_tls_address): Rename into... (sparc_legitimize_tls_address): ...this. (legitimize_pic_address): Rename into... (sparc_legitimize_pic_address): ...this. (sparc_expand_move): Adjust to above renaming. (sparc_tls_referenced_p): Likewise. (sparc_legitimize_tls_address): Likewise. (sparc_legitimize_pic_address): Likewise. (sparc_legitimize_address): Likewise. (sparc_output_mi_thunk): Likewise. (sparc_legitimize_reload_address): New global function. Recognize (lo_sum (high ...) ...) patterns generated by earlier passes. * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Use above function. 2010-07-25 Eric Botcazou PR target/44484 * config/sparc/predicates.md (memory_reg_operand): Delete. * config/sparc/sync.md (sync_compare_and_swap): Minor tweaks. (*sync_compare_and_swap): Encode the address form in the pattern. (*sync_compare_and_swapdi_v8plus): Likewise. 2010-07-24 Gerald Pfeifer * doc/install.texi (Specific, *-*-freebsd*): Adjust to recent changes. Streamline paragraph on compatibility with the system compiler. 2010-07-24 Steven Bosscher PR middle-end/45035 * alias.c (true_dependence_1): Fix thinko in merge of old true_dependence and canon_true_dependence. 2010-07-23 Jan Hubicka * lto-streamer-out.c (write_symbol): Fix visibilities of external references. 2010-07-23 Le-Chun Wu * omega.c (omega_eliminate_redundant): Remove a self-assign statement. * tree-ssa-ccp.c (ccp_lattice_meet): Remove a self-assign statement and an unnecessary assignment. * dbxout.c (DEBUGGER_ARG_OFFSET): Change OFFSET to OFFSET+0 to avoid self-assign warning. * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Remove unnecessary self-init. 2010-07-23 Richard Guenther PR lto/43071 * gcc.c (LINK_COMMAND_SPEC): Filter out -fcompare-debug for -flto and -fwhopr. 2010-07-23 Kai Tietz PR target/41943 * Makefile.in (USER_H_INC_NEXT_PRE, USER_H_INC_NEXT_POST): New. (stmp-int-hdrs): Prefix/postfix headers by include_next. * config.gcc (user_headers_inc_next_pre): New. (user_headers_inc_next_post): Likewise. (*-w64-mingw*): Use for float.h post-fixing, and for stddef.h/stdarg.h pre-fixing by include_next. * configure.ac (user_headers_inc_next_post): New. (user_headers_inc_next_pre): New. * configure: Regenerated. 2010-07-23 Rainer Orth * configure.ac: Don't disable TLS on Solaris 8/9 by default Set tga_func for Solaris 2/x86 resp. SPARC. Remove duplicate parts of sparc*-sun-solaris2.* TLS check. (LIB_THREAD_LDFLAGS_SPEC): Define. (LIB_TLS_SPEC): Define. Check for required Sun ld version. * configure: Regenerate. * config.in: Regenerate. * config/sol2.h (LIB_SPEC): Use LIB_THREAD_LDFLAGS_SPEC with -pthread, -threads, LIB_TLS_SPEC with -pthread. * doc/install.texi (Specific, *-*-solaris2*): Document use of alternate thread libraries on Solaris 8. Document TLS patch requirements. * doc/sourcebuild.texi (Add Options): Sort alphabetically. Document tls. PR target/18788 * config/sol2.h (LIB_SPEC): Link with thread libraries even with -shared. 2010-07-23 Jakub Jelinek * tree.h (struct tree_base): Add nameless_flag bitfield. (TYPE_NAMELESS, DECL_NAMELESS): Define. * omp-low.c (create_omp_child_function, scan_omp_parallel, scan_omp_task, lower_omp_taskreg): Set DECL_NAMELESS and/or DECL_ARTIFICIAL where needed. * dwarf2out.c (dwarf2_name): Return NULL if DECL_NAMELESS. (type_tag): Return NULL if TYPE_NAMELESS or if TYPE_DECL has DECL_NAMELESS set. 2010-07-23 Martin Jambor PR tree-optimization/44915 * ipa-cp.c (cgraph_gate_cp): Also check that optimize is true. * ipa-inline.c (cgraph_mark_inline_edge): Likewise. (analyze_function): Likewise. 2010-07-23 Martin Jambor PR tree-optimization/44914 * tree-sra.c (sra_modify_function_body): Return true if CFG was changed, add purging dead eh edges. (ipa_sra_modify_function_body): Return true if CFG was changed, simplify purging dead eh edges. (modify_function): Return true if CFG was changed. (perform_intra_sra): Add TODO_cleanup_cfg to the return value if CFG was changed. (ipa_early_sra): Likewise. 2010-07-23 Jie Zhang PR target/44290 * attribs.c (decl_attributes): Insert "noinline" and "noclone" if "naked". * tree-sra.c (ipa_sra_preliminary_function_checks): Return false if ! tree_versionable_function_p. 2010-07-23 Nathan Froyd * builtins.def (BUILT_IN_ARGS_INFO): Remove. * ipa-pure-const.c (special_builtlin_state): Remove BUILT_IN_ARGS_INFO case. * tree-stdarg.c (execute_optimize_stdarg): Likewise. * builtins.c (expand_builtin): Likewise. (expand_builtin_args_info): Remove. * doc/tm.texi (__builtin_args_info): Remove. (__builtin_next_arg): Adjust to not refer to __builtin_args_info. * doc/tm.text.in: Likewise. 2010-07-23 Richard Guenther * lto-symtab.c (lto_symtab_merge): Use gtc_mode enum values. (lto_symtab_merge_decls_2): Likewise. * tree-ssa.c (useless_type_conversion_p): Likewise. * lto-streamer-in.c (input_gimple_stmt): Likewise. * gimple.c (gtc_visited2, gtc_ob2): Remove. (struct type_pair_d): Make same_p an array indexed by mode. Update comment. (lookup_type_pair): Update initialization. (struct sccs): Adjust same_p type. (gimple_types_compatible_p_1, gtc_visit, gimple_types_compatible_p): Adjust. (print_gimple_types_stats): Likewise. * gimple.h (enum gtc_mode): New. (gimple_types_compatible_p): Adjust prototype. 2010-07-23 Daniel Jacobowitz * dwarf2out.c (dwarf2out_frame_debug): Check for queued saves again after processing insn. 2010-07-23 Jie Zhang * tree-sra.c (ipa_sra_preliminary_function_checks): Dump proper words when !tree_versionable_function_p. 2010-07-23 Richard Guenther PR tree-optimization/45037 * tree-ssa-loop-ivopts.c (copy_ref_info): Handle NULL base. 2010-07-23 Jie Zhang * doc/extend.texi: Remove IP2K from the description of naked attribute. Add MCORE instead. 2010-07-10 Andi Kleen PR lto/44992 * lto-opts.c (lto_write_options): Add NULL file_data argument to lto_get_section_name. * lto-section-out.c (lto_destroy_simple_output_block): Likewise. * lto-streamer-out.c (produce_asm): Likewise. (copy_function): Likewise. (produce_symtab): Likewise. (produce_asm_for_decls): Likewise. * lto-streamer.c (lto_get_section_name): Add file_data argument. Rewrite to add random postfix to LTO sections. * lto-streamer.h (lto_file_decl_data): Add next, id, resolutions. (lto_get_section_name): Add file_data argument to prototype. 2010-07-10 Andi Kleen * lto-section-in.c (lto_section_name): Synchronize names with lto_get_section_name. 2010-07-10 Andi Kleen * lto-opts.c (lto_read_file_options): Check for missing section. 2010-07-22 Bernd Schmidt * ira.c (check_allocation): Correctly handle the case where an allocno with two objects was allocated to a single reg. 2010-07-22 Richard Sandiford * tree-ssa-math-opts.c (is_widening_mult_rhs_p): New function. (is_widening_mult_p): Likewise. (convert_to_widen): Use them. (convert_plusminus_to_widen): Likewise. Handle fixed-point types as well as integer ones. 2010-07-22 Steven Bosscher * alias.c (true_dependence_1): New function, merged version of true_dependence and canon_true_dependence. (true_dependence): Simplify. (canon_true_dependence): Simplify. 2010-07-22 Richard Henderson PR target/45027 * config/i386/i386.c (setup_incoming_varargs_64): Force the use of V4SFmode for the SSE saves; increase stack alignment if needed. (ix86_gimplify_va_arg): Don't increase stack alignment here. 2010-07-22 Jakub Jelinek PR bootstrap/45028 * recgprop.c (copyprop_hardreg_forward_1): If changed is true, call cprop_find_used_regs again via note_uses. 2010-07-22 Eric Botcazou * alias.c (get_alias_set): Fix formatting issues. 2010-07-22 Steve Ellcey PR middle-end/44878 * stmt.c (expand_value_return): Call promote_function_mode with a for_return argument of 2 when returning by reference. 2010-07-22 Dodji Seketeli PR debug/45024 * dwarf2out.c (scope_die_for): Don't fall back to the compilation unit DIE if we can find the scope DIE. 2010-07-22 Bernd Schmidt * ira-build.c (ira_create_object): New arg SUBWORD; all callers changed. Initialize OBJECT_SUBWORD. (ira_create_allocno): Clear ALLOCNO_NUM_OBJECTS. (ira_create_allocno_objects): Renamed from ira_create_allocno_object; all callers changed. (merge_hard_reg_conflicts): Iterate over allocno subobjects. (finish_allocno): Likewise. (move_allocno_live_ranges, copy_allocno_live_ranges): Likewise. (remove_low_level_allocnos): Likewise. (update_bad_spill_attribute): Likewise. (setup_min_max_allocno_live_range_point): Likewise. (sort_conflict_id_map): Likewise. (ira_flattening): Likewise. Use ior_hard_reg_conflicts. (ior_hard_reg_conflicts): New function. (ior_allocate_object_conflicts): Renamed first argument to OBJ. (compress_conflict_vecs): Iterate over objects, not allocnos. (ira_add_live_range_to_object): New function. (object_range_compare_func): Renamed from allocno_range_compare_func. All callers changed. (setup_min_max_conflict_allocno_ids): For allocnos with multiple subobjects, widen the min/max range of the lowest-order object to potentially include all other such low-order objects. * ira.c (ira_bad_reload_regno_1): Iterate over allocno subobjects. (check_allocation): Likewise. Use more fine-grained tests for register conflicts. * ira-color.c (allocnos_have_intersected_live_ranges_p): Iterate over allocno subobjects. (assign_hard_reg): Keep multiple sets of conflicts. Make finer-grained choices about which bits to set in each set. Don't use ira_hard_reg_not_in_set_p, perform a more elaborate test for conflicts using the multiple sets we computed. (push_allocno_to_stack): Iterate over allocno subobjects. (all_conflicting_hard_regs_coalesced): New static function. (setup_allocno_available_regs_num): Use it. (setup_allocno_left_conflicts_size): Likewise. Iterate over allocno subobjects. (coalesced_allocno_conflict): Test subobject 0 in each allocno. (setup_allocno_priorities): Divide ALLOCNO_EXCESS_PRESSURE_POINTS_NUM by ALLOCNO_NUM_OBJECTS. (calculate_spill_cost): Likewise. (color_pass): Express if statement in a more normal way. (ira_reassign_conflict_allocnos): Iterate over allocno subobjects. (slot_coalesced_allocno_live_ranges_intersect_p): Likewise. (setup_slot_coalesced_allocno_live_ranges): Likewise. (allocno_reload_assign): Likewise. (ira_reassign_pseudos): Likewise. (fast_allocation): Likewise. * ira-conflicts.c (build_conflict_bit_table): Likewise. (print_allocno_conflicts): Likewise. (ira_build_conflicts): Likewise. (allocnos_conflict_for_copy_p): Renamed from allocnos_conflict_p. All callers changed. Test subword 0 of each allocno for conflicts. (build_object_conflicts): Renamed from build_allocno_conflicts. All callers changed. Iterate over allocno subobjects. * ira-emit.c (modify_move_list): Iterate over allocno subobjects. * ira-int.h (struct ira_allocno): New member: num_objects. Rename object to objects and change it into an array. (ALLOCNO_OBJECT): Add new argument N. (ALLOCNO_NUM_OBJECTS, OBJECT_SUBWORD): New macros. (ira_create_allocno_objects): Renamed from ira_create_allocno_object. (ior_hard_reg_conflicts): Declare. (ira_add_live_range_to_object): Declare. (ira_allocno_object_iterator): New. (ira_allocno_object_iter_init, ira_allocno_object_iter_cond): New. (FOR_EACH_ALLOCNO_OBJECT): New macro. * ira-lives.c (objects_live): Renamed from allocnos_live; all uses changed. (allocnos_processed): New sparseset. (make_object_born): Renamed from make_allocno_born; take an ira_object_t argument. All callers changed. (make_object_dead): Renamed from make_allocno_dead; take an ira_object_t argument. All callers changed. (update_allocno_pressure_excess_length): Take an ira_obejct_t argument. All callers changed. (mark_pseudo_regno_live): Iterate over allocno subobjects. (mark_pseudo_regno_dead): Likewise. (mark_pseudo_regno_subword_live, mark_pseudo_regno_subword_dead): New functions. (mark_ref_live): Detect subword accesses and call mark_pseudo_regno_subword_live as appropriate. (mark_ref_dead): Likewise for mark_pseudo_regno_subword_dead. (process_bb_nodes_live): Deal with object-related updates first; set and test bits in allocnos_processed to avoid computing allocno statistics more than once. (create_start_finish_chains): Iterate over objects, not allocnos. (print_object_live_ranges): New function. (print_allocno_live_ranges): Use it. (ira_create_allocno_live_ranges): Allocate and free allocnos_processed and objects_live. 2010-07-22 Richard Guenther PR lto/42451 * gimple.c (gtc_next_dfs_num): New global. (struct sccs): Make value a union, add integer same_p member. (gtc_visit): New function. (gimple_types_compatible_p_1): New function, split out from ... (gimple_types_compatible_p): ... here. Start a DFS walk here. (iterative_hash_gimple_type): Adjust for sccs change. 2010-07-22 Martin Jambor PR tree-optimization/44891 * tree-sra.c: Include gimple-pretty-print.h. (replace_uses_with_default_def_ssa_name): Renamed to get_repl_default_def_ssa_name, return the new SSA name instead of replacing the old one. (sra_modify_assign): Dump a message when removing a load, if the LHS is an SSA_NAME, do not do any propagation, just set the RHS to a default definition SSA NAME, type convert if necessary. * Makefile.in (tree-sra.o): Add gimple-pretty-print.h to dependencies. 2010-07-22 Richard Guenther PR tree-optimization/45017 * tree-ssa-sccvn.c (vn_reference_eq): Make sure we honor TYPE_PRECISION of integral types in addition to size. 2010-07-22 Maxim Kuvyrkov * config/rs6000/sysv4.h (CHOOSE_DYNAMIC_LINKER): Default to GLIBC when no C library is specified. 2010-07-22 Martin Jambor * ipa-prop.h (struct ipa_node_params): Updated comment. (struct ipa_edge_args): Likewise. * Makefile.in (ipa-prop.o): Remove bogus $(GIMPLE_FOLD_H) dependency. 2010-07-22 Martin Jambor * cgraphunit.c (verify_edge_count_and_frequency): New function. (verify_cgraph_node): Verify frequencies of indirect edges. * tree-inline.c (tree_function_versioning): Update frequencies of indirect edges. 2010-07-22 Ramana Radhakrishnan PR target/43698 * config/arm/arm.md: Split arm_rev into *arm_rev and *thumb1_rev. Set *arm_rev to be predicable. 2010-07-22 Iain Sandoe * config/darwin.h (LINK_COMMAND_SPEC): Split into... (LINK_COMMAND_SPEC_A): New. (DSYMUTIL): New. (DSYMUTIL_SPEC): New. * config/darwin9.h (LINK_COMMAND_SPEC): Remove. (DSYMUTIL_SPEC): Update for darwin >= 9 requirements. 2010-07-22 Iain Sandoe * calls.c (load_register_parameters): Move check for zero sized items so that only the call to mem_overlaps_already_clobbered_arg_p () is protected. 2010-07-22 Jan Hubicka * ipa-pure-const.c (varying_state): Break out from ... (get_function_state): ... here; always return varying_state when state would be NULL otherwise. (remove_node_data): Do not free varying state. 2010-07-22 Bernd Schmidt PR bootstrap/44970 PR middle-end/45009 * postreload.c: Include "target.h". (reload_combine_closest_single_use): Don't take DEBUG_INSNs into account. (fixup_debug_insns): Don't copy the rtx. (reload_combine_recognize_const_pattern): DEBUG_INSNs can't have uses. Don't copy when replacing. Call fixup_debug_insns in the case where we merged one add with another. (reload_combine_recognize_pattern): Fail if there aren't any uses. Try harder to determine whether we're picking a valid index register. Don't set store_ruid for an insn we're going to scan in the next iteration. (reload_combine): Remove unused code. (reload_combine_note_use): When updating use information for an old insn, ignore a use that occurs after store_ruid. * Makefile.in (postreload.o): Update dependencies. * function.c (record_hard_reg_sets): Restrict the previous change to cases where the incoming nominal mode is the same as the incoming promoted mode and everything happens in MODE_INT. 2010-07-21 Jakub Jelinek PR debug/45015 * var-tracking.c (adjust_mems): Ignore ASM_OPERANDS with non-zero ASM_OPERANDS_OUTPUT_IDX. (adjust_insn): For inline asm with multiple sets ensure first ASM_OPERANDS vectors are used by all following ASM_OPERANDS in the insn. 2010-07-21 Richard Henderson * config/i386/i386.c (setup_incoming_varargs_64): Emit a simple comparison for avoiding xmm register saves. Emit the xmm register saves explicitly. * config/i386/i386.md (UNSPEC_SSE_PROLOGUE_SAVE): Remove. (UNSPEC_SSE_PROLOGUE_SAVE_LOW): Remove. (sse_prologue_save, sse_prologue_save_insn1, sse_prologue_save_insn): Remove patterns and the associated splitters. 2010-07-21 Changpeng Fang * tree-ssa-loop-prefetch.c (analyze_ref): Strip off the real and imagine parts of a complex, so that they can have the same base and fall into the same group. 2010-07-21 Richard Guenther PR lto/45018 * tree.c (find_decls_types_r): Do not follow TREE_CHAIN of TYPE_DECLs. Do not follow TYPE_NEXT_VARIANT, TYPE_NEXT_PTR_TO, nor TYPE_NEXT_REF_TO or TYPE_CANONICAL. 2010-07-21 Martin Jambor PR tree-optimization/44900 * tree-sra.c (load_assign_lhs_subreplacements): Updated comments. (sra_modify_assign): Move gsi to the next statmenent unconditionally. 2010-07-21 Bernd Schmidt PR middle-end/44738 * tree-ssa.c (warn_uninit): Avoid emitting an unnecessary message. 2010-07-21 Richard Guenther PR middle-end/45013 * tree-ssa.c (useless_type_conversion_p): Dispatch to gimple_types_compatible_p only when in lto. * gimple.c (gimple_types_compatible_p): Use canonical types to speed up comparison. 2010-07-21 Richard Guenther * tree-flow.h (referenced_var): Move define ... * tree-flow-inline.h (referenced_var): ... here as an inline function. Assert here ... * tree-dfa.c (referenced_var_lookup): ... instead of here. * tree-ssa.c (maybe_optimize_var): Check if the variable is in referenced vars. (execute_update_addresses_taken): Remove old broken check. * gimple-pretty-print.c (pp_points_to_solution): Use referenced_var_lookup. * tree-into-ssa.c (dump_decl_set): Likewise. 2010-07-21 Jakub Jelinek PR debug/45003 * var-tracking.c (reverse_op): Also handle {SIGN,ZERO}_EXTEND of a MEM. * dwarf2out.c (loc_descriptor): Don't handle SIGN_EXTEND nor ZERO_EXTEND here. 2010-07-20 Richard Henderson * vxworks.c (vxworks_emutls_var_fields): Pass locus to build_decls. 2010-07-20 Bernd Schmidt * config/arm/arm.md (thumb1_addsi3): Add alternative and split for computing the sum of the stack pointer and a large constant. * config/arm/constraints.md (M): Remove superfluous parentheses. (Pc): New constraint. 2010-07-20 Jakub Jelinek PR debug/45006 * cfgexpand.c (expand_debug_expr): Only look at TYPE_UNSIGNED of operand's type if exp is tcc_unary class tree. 2010-07-20 Nathan Froyd * config/rs6000/rs6000.md (abs2_isel, nabs2_isel): Reverse sense of if_then_else condition. 2010-07-20 Nathan Froyd * config/rs6000/rs6000.opt (mblock-move-inline-limit): New option. * config/rs6000/rs6000.c (rs6000_override_options): Set rs6000_block_move_inline_limit appropriately. (expand_block_move): Use rs6000_block_move_inline_limit. * doc/invoke.texi (mblock-move-inline-limit): Document. 2010-07-20 Bernd Schmidt * postreload.c (fixup_debug_insns): Remove arg REGNO. New args FROM and TO. All callers changed. Don't look for tracked uses, just scan the RTL for DEBUG_INSNs and substitute. (reload_combine_recognize_pattern): Call fixup_debug_insns. (reload_combine): Ignore DEBUG_INSNs. 2010-07-20 Jakub Jelinek * var-tracking.c (vt_expand_loc, vt_expand_loc_dummy): Bump maximum depth to 8 from 5. PR debug/45003 * cfgexpand.c (expand_debug_expr) : Use ZERO_EXTEND or SIGN_EXTEND depending on TYPE_UNSIGNED of the operand's type instead of the result's type. 2010-07-20 Richard Guenther PR tree-optimization/44977 * tree-ssa-dom.c (propagate_rhs_into_lhs): Do not create invalid SSA form. 2010-07-20 Richard Guenther * lto-symtab.c (lto_symtab_merge): Use gimple_types_compatible_p. (lto_symtab_merge_decls_2): Likewise. * gimple.h (gimple_types_compatible_p): Declare. * gimple.c (gimple_queue_type_fixup): Remove. (gimple_fixup_complete_and_incomplete_subtype_p): Likewise. (gimple_compatible_complete_and_incomplete_type_p): New function. (gimple_types_compatible_p): Adjust. (gimple_register_type): Remove type fixup code. (print_gimple_types_stats): Adjust. (free_gimple_type_tables): Likewise. * lto-streamer-in.c (input_gimple_stmt): Use gimple_types_compatible_p. * tree-ssa.c (useless_type_conversion_p): Likewise. 2010-07-20 Richard Guenther PR middle-end/44971 PR middle-end/44988 * tree-ssa.c (maybe_optimize_var): New function split out from ... (execute_update_addresses_taken): ... here. (non_rewritable_mem_ref_base): Likewise. (execute_update_addresses_taken): Do not iterate over all referenced vars but just all local decls and parms. Properly check call and asm arguments and rewrite call arguments. 2010-07-20 Maxim Kuvyrkov * config.gcc (LIBC_GLIBC, LIBC_UCLIBC, LIBC_BIONIC): Move constants to top level. * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Move Android-specific definitions ... * config/linux-android.h (ANDROID_TARGET_OS_CPP_BUILTINS): ... here. New macro. * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Use it. 2010-07-19 Richard Sandiford * gengtype.c (start_root_entry): New function, split out from write_root. Check whether V is null and raise an error if so. (write_field_root): Check for V being null. Don't raise an error here; set V to null instead. (write_root): Update comment above function. Use start_root_entry. 2010-07-19 Xinliang David Li PR testsuite/44932 * tree-ssa-uninit.c (collect_phi_def_edges): Fix bug collecting def edges. (find_uninit_use): Add dump. (is_use_properly_guarded): Ditto. (warn_uninitialized_phi): Ditto. (execute_late_warn_uninitialized): Ditto. 2010-07-19 Richard Guenther PR middle-end/44941 * expr.c (emit_block_move_hints): Move zero size check first. Move asserts to more useful places. * calls.c (load_register_parameters): Check for zero size. 2010-07-19 Richard Henderson * tree-optimize.c (execute_all_early_local_passes): New. Change cgraph_state here ... (execute_early_local_optimizations): ... not here. Remove. (pass_early_local_passes, pass_all_early_optimizations): Update. 2010-07-19 Bernd Schmidt * postreload.c (reload_combine_closest_single_use): Ignore the number of uses for DEBUG_INSNs. (fixup_debug_insns): New static function. (reload_combine_recognize_const_pattern): Use it. Don't let the main loop be affected by DEBUG_INSNs. Really disallow moving adds past a jump insn. (reload_combine_recognize_pattern): Don't update use_ruid here. (reload_combine_note_use): Do it here. (reload_combine): Use control_flow_insn_p rather than JUMP_P. 2010-07-19 Bingfeng Mei * ddg.c (create_ddg): Exclude nodes of debug_insn in counting nodes of a loop. * loop-doloop.c (doloop_condition_get): Skip possible debug_insn. 2010-07-19 Iain Sandoe * config/i386/darwin.h: Define darwin_emit_branch_islands. (TARGET_MACHO_BRANCH_ISLANDS): New. (FUNCTION_PROFILER): Use TARGET_MACHO_BRANCH_ISLANDS. * config/i386/i386.h (TARGET_MACHO_BRANCH_ISLANDS): Define a default value. * config/i386/i386.c (output_pic_addr_const): Do not emit branch islands unless TARGET_MACHO_BRANCH_ISLANDS is set. (x86_output_mi_thunk): Adjust symbol creation. * config/rs6000/darwin.h: Define darwin_emit_branch_islands. Remove out of date comment. * config/rs6000/rs6000.c (print_operand): Adjust symbol. (DARWIN_LINKER_GENERATES_ISLANDS): Remove. (DARWIN_GENERATE_ISLANDS): Ditto. (output_call): Do not emit branch islands unless darwin_emit_branch_islands is set. * config/darwin.c: Declare darwin_emit_branch_islands. (machopic_indirect_data_reference): Do not emit unless darwin_emit_branch_islands is set. (darwin_override_options): Set darwin_emit_branch_islands where it is needed. * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Remove. 2010-07-19 Rainer Orth * doc/sourcebuild.texi (Effective-Target Keywords): Document sse_runtime, sse2_runtime. 2010-07-18 Richard Sandiford * config/mips/mips.c (mips16_build_call_stub): Zero-extend the low half of a single-register SCmode return value before ORing it with the high half. * config/mips/mips16.S (MERGE_GPRf): Likewise. 2010-07-17 John David Anglin PR target/44805 * config/pa/pa.h (CONSTANT_ALIGNMENT): Align strings to BITS_PER_WORD on all targets. 2010-07-17 Bernd Schmidt PR target/42235 * postreload.c (reload_cse_move2add): Return bool, true if anything. changed. All callers changed. (move2add_use_add2_insn): Likewise. (move2add_use_add3_insn): Likewise. (reload_cse_regs): If reload_cse_move2add changed anything, rerun reload_combine. (RELOAD_COMBINE_MAX_USES): Bump to 16. (last_jump_ruid): New static variable. (struct reg_use): New members CONTAINING_MEM and RUID. (reg_state): New members ALL_OFFSETS_MATCH and REAL_STORE_RUID. (reload_combine_split_one_ruid, reload_combine_split_ruids, reload_combine_purge_insn_uses, reload_combine_closest_single_use reload_combine_purge_reg_uses_after_ruid, reload_combine_recognize_const_pattern): New static functions. (reload_combine_recognize_pattern): Verify that ALL_OFFSETS_MATCH is true for our reg and that we have available index regs. (reload_combine_note_use): New args RUID and CONTAINING_MEM. All callers changed. Use them to initialize fields in struct reg_use. (reload_combine): Initialize last_jump_ruid. Be careful when to take PREV_INSN of the scanned insn. Update REAL_STORE_RUID fields. Call reload_combine_recognize_const_pattern. (reload_combine_note_store): Update REAL_STORE_RUID field. 2010-07-16 Jason Merrill * Makefile.in (opts-common.o): Depend on options.h. 2010-07-16 Nathan Froyd * tree.c (build_common_builtin_nodes): Use build_function_type_list instead of build_function_type. * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Likewise. * cgraphunit.c (cgraph_build_static_cdtor): Likewise. 2010-07-16 Nathan Froyd * config/rs6000/rs6000.c (rs6000_emit_sISEL): Let rs6000_emit_int_cmove do all the work. (rs6000_emit_int_cmove): Use function pointers for insn generation. Don't force values into registers unnecessarily. (output_isel): Assert that we're not given conditions we can't handle. Delete corresponding code. * config/rs6000/rs6000.md (isel_signed_): Use scc_comparison_operator constraint. Permit 0 for the consequent operand. Permit any GPR for the alternative operand. (isel_unsigned_): Likewise. 2010-07-16 Jakub Jelinek PR target/44942 * config/i386/i386-protos.h (ix86_function_arg_boundary): Change second argument to const_tree. * config/i386/i386.c (function_arg_advance): If padding needs to be inserted before argument, increment cum->words by number of padding words as well. (contains_aligned_value_p): Change argument to const_tree. (ix86_function_arg_boundary): Change second argument to const_tree. 2010-07-16 Bernd Schmidt PR target/42235 * function.c (record_hard_reg_sets): New static function. (assign_parm_setup_reg): If an optab for extending exists and the generated code clobbbers no hard regs, emit the insn directly and create a REG_EQUIV note. 2010-07-15 Nathan Froyd * c-decl.c (detect_field_duplicates): Use DECL_CHAIN insted of TREE_CHAIN. * c-typeck.c (push_init_level): Likewise. (process_init_element): Likewise. 2010-07-15 Anatoly Sokolov * tree.h (enum tree_index): Add TI_INTEGER_THREE. (integer_three_node): Add. * tree.c (build_common_tree_nodes_2): Use integer_type_node insead of NULL_TREE in build_int_cst calls. Initialize the integer_three_node. * builtins.c (expand_builtin_prefetch): Use common tree nodes instead of call build_int_cst. * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ditto. * tree-ssa-loop-ivopts.c (idx_find_step): Ditto. (find_interesting_uses_address): Ditto. * tree-ssa-alias.c (ao_ref_init_from_ptr_and_size): Ditto. * tree-eh.c (lower_eh_constructs_2): Ditto. * tree-vect-loop.c (get_initial_def_for_induction): Ditto. * c-typeck.c (really_start_incremental_init, push_init_level): Ditto. * expmed.c (expand_divmod): Ditto. * tree-mudflap.c (mx_register_decls): Ditto. * varasm.c (array_size_for_constructor): Ditto. * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto. * c-parser.c (c_parser_postfix_expression): Ditto. 2010-07-15 Bernd Schmidt * postreload.c (last_label_ruid, first_index_reg, last_index_reg): New static variables. (reload_combine_recognize_pattern): New static function, broken out of reload_combine. (reload_combine): Use it. Only initialize first_index_reg and last_index_reg once. 2010-07-15 Richard Henderson * cgraphunit.c (cgraph_build_static_cdtor): Clear current_function_decl when done. 2010-07-15 Jan Hubicka * lto-symtab.c (lto_symtab_resolve_symbols): Remove hack handling comdats for broken gold. (lto_sy mtab_merge_decls_1): Set used_from_object_file correctly. 2010-07-15 Nathan Froyd * tree.h (TREE_RTL_OPERAND_CHECK): Delete. 2010-07-15 Nathan Froyd * tree.h (DECL_CHAIN): Define. * alias.c: Carefully replace TREE_CHAIN with DECL_CHAIN. * c-decl.c: Likewise. * c-parser.c: Likewise. * c-typeck.c: Likewise. * cfgexpand.c: Likewise. * cgraph.c: Likewise. * cgraphunit.c: Likewise. * combine.c: Likewise. * config/alpha/alpha.c: Likewise. * config/arm/arm.c: Likewise. * config/frv/frv.c: Likewise. * config/i386/i386.c: Likewise. * config/i386/winnt-cxx.c: Likewise. * config/ia64/ia64.c: Likewise. * config/iq2000/iq2000.c: Likewise. * config/mep/mep.c: Likewise. * config/mips/mips.c: Likewise. * config/pa/som.h: Likewise. * config/rs6000/rs6000.c: Likewise. * config/s390/s390.c: Likewise. * config/sh/sh.c: Likewise. * config/sh/symbian-cxx.c: Likewise. * config/sparc/sparc.c: Likewise. * config/spu/spu.c: Likewise. * config/stormy16/stormy16.c: Likewise. * config/vxworks.c: Likewise. * config/xtensa/xtensa.c: Likewise. * coverage.c: Likewise. * dbxout.c: Likewise. * dwarf2out.c: Likewise. * emit-rtl.c: Likewise. * expr.c: Likewise. * function.c: Likewise. * gimple-low.c: Likewise. * gimple-pretty-print.c: Likewise. * gimplify.c: Likewise. * integrate.c: Likewise. * ipa-inline.c: Likewise. * ipa-prop.c: Likewise. * ipa-split.c: Likewise. * ipa-struct-reorg.c: Likewise. * ipa-type-escape.c: Likewise. * langhooks.c: Likewise. * lto-cgraph.c: Likewise. * omp-low.c: Likewise. * stor-layout.c: Likewise. * tree-cfg.c: Likewise. * tree-complex.c: Likewise. * tree-dfa.c: Likewise. * tree-dump.c: Likewise. * tree-inline.c: Likewise. * tree-mudflap.c: Likewise. * tree-nested.c: Likewise. * tree-object-size.c: Likewise. * tree-pretty-print.c: Likewise. * tree-sra.c: Likewise. * tree-ssa-live.c: Likewise. * tree-ssa-loop-niter.c: Likewise. * tree-ssa-math-opts.c: Likewise. * tree-ssa-reassoc.c: Likewise. * tree-ssa-sccvn.c: Likewise. * tree-ssa-structalias.c: Likewise. * tree-tailcall.c: Likewise. * tree-vrp.c: Likewise. * tree.c: Likewise. * var-tracking.c: Likewise. * varasm.c: Likewise. 2010-07-15 Ulrich Weigand PR target/44877 * config/spu/spu.c (spu_expand_builtin_1): Allow references (as well as pointers) as argument to mask_for_load builtins. 2010-07-15 Richard Guenther PR tree-optimization/44946 * tree-ssa-structalias.c (get_constraint_for_component_ref): Deal with accessing only padding properly. 2010-07-15 Jan Hubicka * ipa.c (function_and_variable_visibility): Variables marked as used should not be localized. 2010-07-15 Jan Hubicka * cgraph.c: Include lto-streamer.h (change_decl_assembler_name): Work when assembler name hash is at place. (cgraph_make_decl_local): When localizing COMDAT symbol at WPA stage, be sure to rename it to avoid name clash. * ipa.c (cgraph_externally_visible_p, function_and_variable_visibility): Localize hidden symbols only when locally defined. 2010-07-15 Uros Bizjak * config/i386/i386.h (SHIFT_COUNT_TRUNCATED): Expand comment. 2010-07-15 Magnus Granberg Kevin F. Quinn * builtins.c (expand_builtin_init_trampoline): Warn for -Wtrampolines. * common.opt: Add -Wtrampolines. * doc/invoke.texi: Add -Wtrampolines. 2010-07-15 Jie Zhang * config/arm/cortex-a8.md (cortex_a8_load_store_2): Reserve cortex_a8_issue_ls. 2010-07-15 Dave Korn * config/i386/cygwin.h (LIBGCJ_SONAME): Update. * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise. 2010-07-14 Ulrich Weigand * config/spu/spu.c (reg_names): Remove prototype. (call_used_regs): Likewise. 2010-07-14 Dave Korn * config/i386/cygming-crtend.c (__FRAME_END__): Replace attribute "unused" with attribute "used". (__JCR_END__): Likewise. * config/i386/cygming-crtbegin.c (__EH_FRAME_BEGIN__): Add missing "used" attribute. (__JCR_LIST__): Replace attribute "unused" with attribute "used". 2010-07-14 Richard Guenther * lto-streamer-in.c (maybe_fixup_handled_component): Remove. (maybe_fixup_decls): Likewise. (input_gimple_stmt): Do not fixup anything. * lto-streamer-out.c (output_gimple_stmt): Make sure all non-automatic variable uses are wrapped inside a MEM_REF. 2010-07-14 Richard Henderson * passes.c (rest_of_decl_compilation): Do not call assemble_variable for functions. * varasm.c (assemble_variable): Remove early exit for functions; assert that we're given a variable. 2010-07-14 Jie Zhang * config/arm/cortex-a8.md (cortex_a8_alu): Don't use cortex_a8_default when neon_type is not none. 2010-07-14 Bernd Schmidt * lower-subreg.c (subreg_context): New static bitmap. (decompose_multiword_subregs): Allocate and free it. (find_decomposable_subregs): Set a bit in it for a register that occurs in a subreg that changes mode but not size. (can_decompose_p): Test it instead of non_decomposable_context. 2010-07-14 Richard Guenther PR tree-optimization/44824 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Use is_gimple_mem_ref_addr. (tree_ssa_forward_propagate_single_use_vars): Do not propagate non-decl_address_invariant_p addresses. 2010-07-14 Bernd Schmidt * reload.c (find_reloads): Revert code to penalize small register classes that was brought in with the IRA merge. 2010-07-14 Richard Guenther * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle MEM_REF as base of ARRAY_REFs. 2010-07-14 Richard Guenther PR middle-end/44930 * tree-pretty-print.c (do_niy): Do not print a newline. 2010-07-14 Bernd Schmidt * ira-int.h (struct ira_object): New. (ira_object_t): New typedef. Add DEF_VEC_P and DEF_VEC_ALLOC_P for it. (struct ira_allocno): Remove members min, max, conflict_allocno_array, conflict_id, conflict_allocno_array_size, conflict_allocnos_num and conflict_vec_p. Add new member object. (OBJECT_CONFLICT_ARRAY, OBJECT_CONFLICT_VEC_P, OBJECT_NUM_CONFLICTS, OBJECT_CONFLICT_ARRAY_SIZE, OBJECT_CONFLICT_HARD_REGS, OBJECT_TOTAL_CONFLICT_HARD_REGS, OBJECT_MIN, OBJECT_MAX, OBJECT_CONFLICT_ID): Renamed from ALLOCNO_CONFLICT_ALLOCNO_ARRAY, ALLOCNO_CONFLICT_VEC_P, ALLOCNO_CONFLICT_ALLOCNOS_NUM, ALLOCNO_CONFLICT_ALLOCNO_ARRAY_SIZE, ALLOCNO_CONFLICT_HARD_REGS, ALLOCNO_TOTAL_CONFLICT_HARD_REGS) ALLOCNO_MIN, ALLOCNO_MAX, and ALLOCNO_CONFLICT_ID; now operate on an ira_object_t rather than ira_allocno_t. All uses changed. (ira_object_id_map): Renamed from ira_conflict_id_allocno_map; now contains a vector of ira_object_t; all uses changed. (ira_objects_num): Declare variable. (ira_create_allocno_object): Declare function. (ira_conflict_vector_profitable_p): Adjust prototype. (ira_allocate_conflict_vec): Renamed from ira_allocate_allocno_conflict_vec; first arg now ira_object_t. (ira_allocate_object_conflicts): Renamed from ira_allocate_allocno_conflicts; first arg now ira_object_t. (struct ira_object_iterator): New. (ira_object_iter_init, ira_object_iter_cond, FOR_EACH_OBJECT): New. (ira_allocno_conflict_iterator): Renamed member allocno_conflict_vec_p to conflict_vec_p. All uses changed. (ira_allocno_conflict_iter_init, ira_allocno_conflict_iter_cond): Changed to take into account that conflicts are now tracked for objects. * ira-conflicts.c (OBJECTS_CONFLICT_P): Renamed from CONFLICT_ALLOCNO_P. Args changed to accept ira_object_t. All uses changed. (allocnos_conflict_p): New static function. (collected_conflict_objects): Renamed from collected_allocno_objects; now a vector of ira_object_t. All uses changed. (build_conflict_bit_table): Changed to take into account that conflicts are now tracked for objects. (process_regs_for_copy, propagate_copies, build_allocno_conflicts) (print_allocno_conflicts, ira_build_conflicts): Likewise. * ira-color.c (assign_hard_reg, setup_allocno_available_regs_num) setup_allocno_left_conflicts_size, allocno_reload_assign, fast_allocation): Likewise. * ira-lives.c (make_hard_regno_born, make_allocno_born) process_single_reg_class_operands, process_bb_node_lives): Likewise. * ira-emit.c (modify_move_list, add_range_and_copies_from_move_list): Likewise. * ira-build.c (ira_objects_num): New variable. (ira_object_id_map): Renamed from ira_conflict_id_allocno_map; now contains a vector of ira_object_t; all uses changed. (ira_object_id_map_vec): Corresponding change. (object_pool): New static variable. (initiate_allocnos): Initialize it. (finish_allocnos): Free it. (ira_create_object, ira_create_allocno_object, create_allocno_objects): New functions. (ira_create_allocno): Don't set members that were removed. (ira_set_allocno_cover_class): Don't change conflict hard regs. (merge_hard_reg_conflicts): Changed to take into account that conflicts are now tracked for objects. (ira_conflict_vector_profitable_p, ira_allocate_conflict_vec, allocate_conflict_bit_vec, ira_allocate_object_conflicts, compress_conflict_vecs, remove_low_level_allocnos, ira_flattening, setup_min_max_allocno_live_range_point, allocno_range_compare_func, setup_min_max_conflict_allocno_ids, ): Likewise. (add_to_conflicts): Renamed from add_to_allocno_conflicts, args changed to ira_object_t; all callers changed. (ira_add_conflict): Renamed from ira_add_allocno_conflict, args changed to ira_object_t, all callers changed. (clear_conflicts): Renamed from clear_allocno_conflicts, arg changed to ira_object_t, all callers changed. (conflict_check, curr_conflict_check_tick): Renamed from allocno_conflict_check and curr_allocno_conflict_check_tick; all uses changed. (compress_conflict_vec): Renamed from compress_allocno_conflict_vec, arg changed to ira_object_t, all callers changed. (create_cap_allocno): Call ira_create_allocno_object. (finish_allocno): Free the corresponding object. (sort_conflict_id_map): Renamed from sort_conflict_id_allocno_map; all callers changed. Adjusted for dealing with objects. (ira_build): Call create_allocno_objects after ira_costs. Adjusted for dealing with objects. * ira.c (ira_bad_reload_regno_1): Adjusted for dealing with objects. * ira-int.h (struct live_range): Rename allocno member to object and change type to ira_object_t. (struct ira_object): New member live_ranges. (struct ira_allocno): Remove member live_ranges. (ALLOCNO_LIVE_RANGES): Remove. (OBJECT_LIVE_RANGES): New macro. (ira_create_live_range, ira_copy_live_range_list, ira_merge_live_range_list, ira_live_ranges_intersect_p, ira_finish_live_range, ira_finish_live_range_list): Adjust declarations. * ira-build.c (ira_create_object): Initialize live ranges here. (ira_create_allocno): Not here. (ira_create_live_range): Rename from ira_create_allocno_live_range, arg changed to ira_object_t, all callers changed. (copy_live_range): Rename from copy_allocno_live_range, all callers changed. (ira_copy_live_range_list): Rename from ira_copy_allocno_live_range_list, all callers changed. (ira_merge_live_ranges): Rename from ira_merge_allocno_live_range_list, all callers changed. (ira_live_ranges_intersect_p): Rename from ira_allocno_live_ranges_intersect_p, all callers changed. (ira_finish_live_range): Rename from ira_finish_allocno_live_range, all callers changed. (ira_finish_live_range_list): Rename from ira_finish_allocno_live_range_list, all callers changed. (change_object_in_range_list): Rename from change_allocno_in_range_list, last arg changed to ira_object_t, all callers changed. (finish_allocno): Changed to expect live ranges in the allocno's object. (move_allocno_live_ranges, copy_allocno_live_ranges, update_bad_spill_attribute, setup_min_max_allocno_live_range_point, ira_flattening, ira_build): Likewise. * ira-color.c (allocnos_have_intersected_live_ranges_p, slot_coalesced_allocno_live_ranges_intersect, setup_slot_coalesced_allocno_live_ranges, fast_allocation): Likewise. * ira-conflicts.c (build_conflict_bit_table): Likewise. * ira-emit.c (add_range_and_copies_from_move_list): Likewise. * ira-lives.c (make_allocno_born, update_allocno_pressure_excess_length, make_allocno_dead, create_start_finish_chains, remove_some_program_points_and_update_live_ranges, ira_debug_live_range_list): Likewise. * ira-int.h (ira_object_conflict_iterator): Rename from ira_allocno_conflict_iterator. (ira_object_conflict_iter_init): Rename from ira_allocno_conflict_iter_init, second arg changed to * ira.c (check_allocation): Use FOR_EACH_OBJECT_CONFLICT rather than FOR_EACH_ALLOCNO_CONFLICT. * ira-color.c (assign_hard_reg, push_allocno_to_stack) setup_allocno_left_conflicts_size, coalesced_allocno_conflict_p, ira_reassign_conflict_allocnos, ira_reassign_pseudos): Likewise. * ira-conflicts.c (print_allocno_conflicts): Likewise. 2010-07-13 Joern Rennecke PR other/44874 * tree-dump.c (dump_options): Add enumerate_locals entry. Add TDF_NOID exclusion to all entry. * tree-dump.h (dump_enumerated_decls): Declare. * tree-pretty-print.c (dump_generic_node): For TDF_NOID, Don't display type uid. (print_declaration): Don't crash on TREE_TYPE (t) == 0. * tree-pass.h (TDF_ENUMERATE_LOCALS): Define. * tree-ssa-live.c: Include gimple.h. (numbered_tree_d): New struct. (numbered_tree): New typedef. (DEF_VEC_O (numbered_tree): New. (DEF_VEC_ALLOC_O (numbered_tree, heap)): Likewise. (compare_decls_by_uid, dump_enumerated_decls_push): New functions. (dump_enumerated_decls): Likewise. * tree-optimize.c (execute_cleanup_cfg_post_optimizing): If comparing debug info and flag_dump_final_insns, call dump_enumerated_decls. * tree-cfg.c (dump_function_to_file): Call dump_enumerated_decls. * Makefile.in (tree-ssa-live.o): Depend on $(GIMPLE_H). 2010-07-13 Richard Sandiford * expmed.h (MAX_BITS_PER_WORD): Move to... * defaults.h (MAX_BITS_PER_WORD): ...here. 2010-07-13 DJ Delorie * config/h8300/h8300.c (h8300_init_once): Default to -fstrict_volatile_bitfields. * config/sh/sh.c (sh_override_options): Default to -fstrict_volatile_bitfields. * config/rx/rx.c (rx_option_override): New. * config/m32c/m32c.c (m32c_override_options): Default to -fstrict_volatile_bitfields. 2010-07-13 Nathan Froyd * tree.h (build_function_call_expr): Delete. (build_call_expr_loc_array): New function. (build_call_expr_loc_vec): New function. * tree-flow.h (struct omp_region): Change type of ws_args field to a VEC. * builtins.c (build_function_call_expr): Delete. (build_call_expr_loc_array): New function. (build_call_expr_loc): Call it. Use XALLOCAVEC. (build_call_expr): Likewise. (build_call_expr_loc_vec): New function. * cgraphunit.c (build_cdtor): Call build_call_expr instead of build_function_call_expr. * expr.c (emutls_var_address): Likewise. * varasm.c (emutls_common_1): Likewise. * omp-low.c (expand_omp_atomic_mutex): Likewise. (expand_omp_taskreg): Adjust for new type of region->ws_args. (get_ws_args_for): Return a VEC instead of a tree. (expand_parallel_call): Call build_call_expr_loc_vec instead of build_function_call_expr. * stor-layout.c (self_referential_size): Likewise. 2010-07-13 Jakub Jelinek PR testsuite/44701 * recog.c (constrain_operands): Allow side-effects in memory operands if either < or > constraint is used, rather than if both < and > is used. 2010-07-13 Richard Guenther PR middle-end/44911 * tree-pretty-print.c (dump_generic_node): Use TDF_SLIM for MEM_REF pointer type dumping. Avoid recursing for TYPE_DECLs without name. 2010-07-13 Kaz Kojima PR target/44761 * mode-switching.c (optimize_mode_switching): Add ATTRIBUTE_UNUSED to variable emited. * config/sh/sh.c (sh_expand_epilogue): Remove unused variable. * config/sh/sh.md (symGOT_load): Likewise. (symDTPOFF2reg): Likewise. (symTPOFF2reg): Likewise. 2010-07-13 Ramana Radhakrishnan * expmed.c (MAX_BITS_PER_WORD): Moved to expmed.h. * expmed.h (MAX_BITS_PER_WORD): Moved from expmed.c. 2010-07-13 Rainer Orth * config/i386/sol2-unwind.h (x86_64_fallback_frame_state): Correct explanation. Find ucontext_t * on Solaris 11. (x86_fallback_frame_state): Handle Solaris 9 multi-threaded pattern. Handle new Solaris 11 __sighndlr patterns. 2010-07-13 Jakub Jelinek PR debug/44901 * vec.h (VEC_block_remove): Fix comment. * tree-ssa-live.c (remove_unused_locals): Don't use VEC_unordered_remove on local_decls, instead replace a single vector element in each iteration if at least one element had to be removed and VEC_truncate at the end. * omp-low.c (expand_omp_taskreg): Likewise. 2010-07-13 Manuel López-Ibáñez * c-decl.c (finish_function): Fix typo in comment. 2010-07-12 H.J. Lu PR bootstrap/44921 * postreload.c (move2add_use_add3_insn): Silence gcc warning on min_regno. 2010-07-12 Jakub Jelinek * tree-vrp.c (simplify_bit_ops_using_ranges): New function. (simplify_stmt_using_ranges): Use it. 2010-07-12 Ulrich Weigand * config/spu/spu.h (struct spu_builtin_description): Remove FNDECL member. Do not mark as GTY(()). * config/spu/spu.c (spu_builtins): Remove FNDECL initializer elements. (spu_builtin_decls): New static variable. (spu_builtin_decl): Use it instead of spu_builtins[].fndecl. (spu_init_builtins): Likewise. (spu_builtin_mul_widen_even): Likewise. (spu_builtin_mul_widen_odd): Likewise. (spu_builtin_mask_for_load): Likewise. (spu_builtin_vec_perm): Likewise. * config/spu/spu-c.c: Include "target.h". (spu_resolve_overloaded_builtin): Call targetm.builtin_decl instead of using spu_builtins[].fndecl. 2010-07-12 Richard Sandiford * config/mips/mips.c (mips_override_options): Make -mflip-mips16 imply -minterlink-mips16. 2010-07-12 Richard Sandiford * config/mips/mips.h (mips16_globals): Declare. (SWITCHABLE_TARGET): Define. * config/mips/mips.c: Include target-globals.h. (mips16_globals): New variable. (mips_set_mips16_mode): Use save_target_globals and restore_target_globals instead of target_reinit. 2010-07-12 Richard Sandiford * reginfo.c (init_reg_sets): Don't zero globals here. Update comment to say that the function can be called more than once. * target-globals.c (save_target_globals): Call init_reg_sets. 2010-07-12 Richard Sandiford * Makefile.in (bb-reorder.o, target-globals.o): Depend on bb-reorder.h * bb-reorder.h: New file. * bb-reorder.c (default_target_bb_reorder): New variable. (this_target_bb_reorder): New conditional variable. (uncond_jump_length): Redefine as a macro. * target-globals.h (this_target_bb_reorder): Declare. (target_globals): Add a bb_reorder field. (restore_target_globals): Copy the bb_reorder field to this_target_bb-reorder. * target-globals.c: Include bb-reorder.h. (default_target_globals): Initialize the bb_reorder field. (save_target_globals): Likewise. 2010-07-12 Richard Sandiford * Makefile.in (gcse.o, target-globals.o): Depend on gcse.h.. * gcse.h: New file. * gcse.c: Include gcse.h. (default_target_gcse): New variable. (this_target_gcse): New conditional variable. (can_copy): Redefine as a macro. (can_copy_init_p): New macro. (can_copy_p): Remove can_copy_init_p. * target-globals.h (this_target_gcse): Declare. (target_globals): Add a gcse field. (restore_target_globals): Copy the gcse field to this_target_gcse. * target-globals.c: Include gcse.h. (default_target_globals): Initialize the gcse field. (save_target_globals): Likewise. 2010-07-12 Richard Sandiford * ira-int.h (target_ira_int): Add x_ira_prohibited_mode_move_regs and x_ira_prohibited_mode_move_regs_initialized_p. (ira_prohibited_mode_move_regs): Redefine as a macro. * ira.c (ira_prohibited_mode_move_regs): Delete. (ira_prohibited_mode_move_regs_initialized_p): Redefine as a macro. 2010-07-12 Richard Sandiford * reload.h (target_reload): Add x_cached_reg_save_code and x_cached_reg_restore_code. * caller-save.c (cached_reg_save_code, cached_reg_restore_code): Redefine as macros. 2010-07-12 Richard Sandiford * Makefile.in (target-globals.o): Depend on builtins.h. * builtins.h: New file. * builtins.c: Include builtins.h. (default_target_builtins): New variable. (this_target_builtins): New conditional variable. (apply_args_mode, apply_result_mode): Redefine as macros. * target-globals.h (this_target_builtins): Declare. (target_globals): Add a builtins field. (restore_target_globals): Copy the builtins field to this_target_builtins. * target-globals.c: Include builtins.h. (default_target_globals): Initialize the builtins field. (save_target_globals): Likewise. 2010-07-12 Richard Sandiford * expmed.h (alg_code, mult_cost, MULT_COST_LESS, CHEAPER_MULT_COST) (algorithm, alg_hash_entry, NUM_ALG_HASH_ENTRIES, alg_hash): Moved from expmed.c. (target_expmed): Add x_alg_hash and x_alg_hash_used_p. (alg_hash, alg_hash_used_p): New macros. * expmed.c (init_expmed): Clear alg_hash if reinitializing. (alg_code, mult_cost, MULT_COST_LESS, CHEAPER_MULT_COST, algorithm) (alg_hash_entry, NUM_ALG_HASH_ENTRIES, alg_hash): Moved to expmed.h. 2010-07-12 Richard Sandiford * ira-int.h (target_ira_int): Add x_max_struct_costs_size, x_init_cost, x_temp_costs, x_op_costs, x_this_op_costs and x_cost_classes. * ira-costs.c (max_struct_costs_size, init_cost, temp_costs, op_costs) (this_op_costs, costs_classes): Redefine as macros. (record_reg_classes): Don't take op_costs as a parameter. (record_operand_costs): Likewise. Update calls to record_reg_classes. (scan_one_insn): Update call to record_operand_costs. 2010-07-12 Richard Sandiford * Makefile.in (target-globals.o): Depend on $(IRA_INT_H). * ira-int.h (ira_max_nregs, ira_important_class_nums): Delete. (target_ira_int): New structure. (default_target_ira_int): Declare. (this_target_ira_int): Declare as a variable or define as a macro. (ira_reg_mode_hard_regset, ira_register_move_cost) (ira_may_move_in_cost, ira_may_move_out_cost, ira_class_subset_p) (ira_non_ordered_class_hard_regs, ira_class_hard_reg_index) (prohibited_class_mode_regs, ira_important_classes_num) (ira_important_classes, ira_reg_class_intersect) (ira_reg_classes_intersect_p, ira_reg_class_super_classes) (ira_reg_class_union): Redefine as macros. * ira.h (target_ira): New structure. (default_target_ira): Declare. (this_target_ira): Declare as a variable or define as a macro. (ira_available_class_regs, ira_hard_regno_cover_class) (ira_reg_class_cover_size, ira_reg_class_cover, ira_class_translate) (ira_reg_class_nregs, ira_memory_move_cost, ira_class_hard_regs) (ira_class_hard_regs_num): Redefine as macros. * ira.c (default_target_ira, default_target_ira_int): New variables. (this_target_ira, this_target_ira_int): New conditional variables. (ira_reg_mode_hard_regset, ira_memory_move_cost) (ira_register_move_cost, ira_may_move_in_cost, ira_may_move_out_cost) (ira_class_subset_p): Delete. (no_unit_alloc_regs): Redefine as a macro. (ira_class_hard_regs, ira_non_ordered_class_hard_regs) (ira_class_hard_regs_num, ira_class_hard_reg_index) (ira_available_class_regs): Delete. (alloc_reg_class_subclasses): Redefine as a macro. (ira_reg_class_cover_size, ira_reg_class_cover) (ira_important_classes_num, ira_important_classes) (ira_important_class_nums, ira_class_translate): Delete. (cover_class_order): Document the variable's lifetime. (reorder_important_classes): Don't set ira_important_class_nums. (ira_reg_class_intersect, ira_reg_classes_intersect_p) (ira_reg_class_super_classes, ira_reg_class_union) (ira_hard_regno_cover_class, ira_reg_class_nregs, ira_max_nregs): Delete. (setup_reg_class_nregs): Don't set ira_max_regs. (prohibited_class_mode_regs): Delete. * target-globals.h (this_target_ira, this_target_ira_int): Declare. (target_globals): Add ira and ira_int fields. (restore_target_globals): Copy the ira field to this_target_ira and the ira_int field to this_target_ira_int. * target-globals.c: Include ira-int.h. (default_target_globals): Initialize the ira and ira_int fields. (save_target_globals): Likewise. 2010-07-12 Richard Sandiford * Makefile.in (target-globals.o): Depend on $(CFGLOOP_H). * cfgloop.h (target_cfgloop): New structure. (default_target_cfgloop): Declare. (this_target_cfgloop): Declare as a variable or define as a macro. (target_avail_regs, target_clobbered_regs, target_res_regs) (target_reg_cost, target_spill_cost): Redefine as macros. * cfgloopanal.c (default_target_cfgloop): New variable. (this_target_cfgloop): New conditional variable. (target_avail_regs, target_clobbered_regs, target_res_regs) (target_reg_cost, target_spill_cost): Delete. * target-globals.h (this_target_cfgloop): Declare. (target_globals): Add a cfgloop field. (restore_target_globals): Copy the cfgloop field to this_target_cfgloop. * target-globals.c: Include cfgloop.h. (default_target_globals): Initialize the cfgloop field. (save_target_globals): Likewise. 2010-07-12 Richard Sandiford * regs.h (target_regs): Add x_direct_load, x_direct_store and x_float_extend_from_mem. (direct_load, direct_store, float_extend_from_mem): New macros. * expr.c (direct_load, direct_store, float_extend_from_mem): Delete. 2010-07-12 Richard Sandiford * Makefile.in (LIBFUNCS_H): Add $(HASHTAB_H). (target-globals.o): Depend on $(LIBFUNCS_H). * libfuncs.h: Include hashtab.h. (libfunc_entry): Moved from optabs.c. (target_libfuncs): New structure. (default_target_libfuncs): Declare. (this_target_libfuncs): Declare as a variable or define as a macro. (libfunc_table): Redefine as a macro. * optabs.c (default_target_libfuncs): New variable. (this_target_libfuncs): New conditional variable. (libfunc_table): Delete. (libfunc_entry): Moved to optabs.h. (libfunc_hash): Redefine as a macro. (hash_libfunc, eq_libfunc): Fix comments. (init_optabs): Use libfunc_hash to detect cases where the function has already been called. Clear the hash table instead of recreating it. * target-globals.h (this_target_libfuncs): Declare. (target_globals): Add a libfuncs field. (restore_target_globals): Copy the libfuncs field to this_target_libfuncs. * target-globals.c: Include libfuncs.h. (default_target_globals): Initialize the libfuncs field. (save_target_globals): Likewise. 2010-07-12 Richard Sandiford * Makefile.in (LIBFUNCS_H): New variable. Use instead of libfuncs.h in all dependency lists. 2010-07-12 Richard Sandiford * Makefile.in (target-globals.o): Depend on $(EXPR_H) and $(OPTABS_H). * optabs.h (target_optabs): New structure. (default_target_optabs): Declare. (this_target_optabs): Declare as a variable or define as a macro. (optab_table, convert_optab_table, direct_optab_table): Redefine as macros. * optabs.c (default_target_optabs): New variable. (this_target_optabs): New conditional variable. (optab_table, convert_optab_table, direct_optab_table): Delete. * target-globals.h (this_target_optabs): Declare. (target_globals): Add a optabs field. (restore_target_globals): Copy the optabs field to this_target_optabs. * target-globals.c: Include expr.h and optabs.h. (default_target_globals): Initialize the optabs field. (save_target_globals): Likewise. 2010-07-12 Richard Sandiford * flags.h (target_flagstate): Add x_flag_excess_precision. (flag_excess_precision): Redefine as a macro. * toplev.c (flag_excess_precision): Delete. 2010-07-12 Richard Sandiford * defaults.h (MAX_MOVE_MAX, MIN_UNITS_PER_WORD): Define if not defined. * libgcc2.c (MIN_UNITS_PER_WORD): Delete. * hard-reg-set.h (target_hard_regs): Add x_no_caller_save_reg_set. (no_caller_save_reg_set): Redefine as a macro. * reload.h (target_reload): Add x_caller_save_initialized_p and x_regno_save_mode. (caller_save_initialized_p): Redefine as a macro. * caller-save.c (caller_save_initialized_p, no_caller_save_reg_set) (MAX_MOVE_MAX, MIN_UNITS_PER_WORD): Delete. (regno_save_mode): Redefine as a macro. 2010-07-12 Richard Sandiford * Makefile.in (expmed.o, target-globals.o): Depend on expmed.h. * expmed.h: New file. * expmed.c (default_target_costs): New variable. (this_target_costs): New conditional variable. (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost, neg_cost) (shift_cost, shiftadd_cost, shiftsub0_cost, shiftsub1_cost, mul_cost) (sdiv_cost, udiv_cost, mul_widen_cost, mul_highpart_cost): Delete. * target-globals.h (this_target_expmed): Declare. (target_globals): Add a expmed field. (restore_target_globals): Copy the expmed field to this_target_expmed. * target-globals.c: Include expmed.h. (default_target_globals): Initialize the expmed field. (save_target_globals): Likewise. 2010-07-12 Richard Sandiford * Makefile.in (target-globals.o): Depend on reload.h. * reload.h (target_reload): New structure. (default_target_reload): Declare. (this_target_reload): Declare as a variable or define as a macro. (indirect_symref_ok, double_reg_address_ok): Redefine as macros. * reload1.c (default_target_reload): New variable (this_target_reload): New conditional variable. (indirect_symref_ok, double_reg_address_ok): Delete. (spill_indirect_levels): Redefine as a macro. * target-globals.h (this_target_reload): Declare. (target_globals): Add a reload field. (restore_target_globals): Copy the reload field to this_target_reload. * target-globals.c: Include hard-reg-set.h. (default_target_globals): Initialize the reload field. (save_target_globals): Likewise. 2010-07-12 Richard Sandiford * rtl.h (target_rtl): Add x_static_reg_base_value. * alias.c (static_reg_base_value): Redefine as a macro. 2010-07-12 Richard Sandiford * Makefile.in (reginfo.o): Don't depend on $(GGC_H) or gt-reginfo.h. (GTFILES): Remove reginfo.c. * rtl.h (target_rtl): Add x_top_of_stack. (top_of_stack): New macro. * reginfo.c: Don't include ggc.h or gt-reginfo.h. (top_of_stack): Delete. 2010-07-12 Richard Sandiford * regs.h (target_regs): Add x_hard_regs_of_mode, x_contains_reg_of_mode, x_move_cost, x_may_move_in_cost, x_may_move_out_cost and x_last_mode_for_init_move_cost. (have_regs_of_mode, contains_reg_of_mode, move_cost) (may_move_in_cost, may_move_out_cost): Redefine as macros. * reginfo.c (have_regs_of_mode, contains_reg_of_mode, move_cost) (may_move_in_cost, may_move_out_cost): Delete. (last_mode_for_init_move_cost): Redefine as a macro. 2010-07-12 Richard Sandiford * hard-reg-set.h (target_hard_regs): New structure. (default_target_hard_regs): Declare. (this_target_hard_regs): Declare as a variable or define as a macro. (fixed_regs, fixed_reg_set, call_used_regs, call_really_used_regs) (call_used_reg_set, call_fixed_reg_set, regs_invalidated_by_call) (reg_alloc_order, inv_reg_alloc_order, reg_class_contents) (reg_class_size, reg_class_subclasses, reg_class_subunion) (reg_class_superunion, reg_names): Redefine as macros. * reginfo.c (fixed_regs, fixed_reg_set, call_used_regs) (call_used_reg_set, call_really_used_regs, call_fixed_reg_set) (regs_invalidated_by_call, reg_alloc_order, inv_reg_alloc_order) (reg_class_contents, reg_class_size, reg_class_subclasses) (reg_class_subunion, reg_class_superunion, reg_names): Delete. (default_target_hard_regs): New variable (this_target_hard_regs, initial_call_really_used_regs) (initial_reg_alloc_order): New conditional variables. (initial_reg_names): New variable. (init_reg_sets): Assert that initial_call_really_used_regs, initial_reg_alloc_order and initial_reg_names are all the same size as their variable counterparts. Use them to initialize those counterparts. * target-globals.h (this_target_hard_regs): Declare. (target_globals): Add a hard_regs field. (restore_target_globals): Copy the hard_regs field to this_target_hard_regs. * target-globals.c: Include hard-reg-set.h. (default_target_globals): Initialize the hard_regs field. (save_target_globals): Likewise. 2010-07-12 Richard Sandiford * Makefile.in (target-globals.o): Depend on $(RTL_H). * rtl.h (target_rtl): New structure. (default_target_rtl): Declare. (this_target_rtl): Declare as a variable or define as a macro. (global_rtl, pic_offset_table_rtx, return_address_pointer_rtx): Redefine as macros. * emit-rtl.c (default_target_rtl): New variable. (this_target_rtl): New conditional variable. (global_rtl, static_regno_reg_rtx, pic_offset_table_rtx) (return_address_pointer_rtx): Delete. (initial_regno_reg_rtx): New macro. (init_emit): Use initial_regno_reg_rtx instead of static_regno_reg_rtx. (init_emit_regs): Likewise. * target-globals.h (this_target_rtl): Declare. (target_globals): Add a rtl field. (restore_target_globals): Copy the rtl field to this_target_rtl. * target-globals.c: Include rtl.h. (default_target_globals): Initialize the rtl field. (save_target_globals): Likewise. 2010-07-12 Richard Sandiford * Makefile.in (target-globals.o): Depend on $(REGS_H). * regs.h (target_reg_modes): New structure. (default_target_reg_modes): Declare. (this_target_reg_modes): Declare as a variable or define as a macro. (hard_regno_nregs, reg_raw_mode): Redefine as macros. * reginfo.c (default_target_reg_modes): New variable. (this_target_reg_modes): New conditional variable. (hard_regno_nregs, reg_raw_mode): Delete. * target-globals.h (this_target_regs): Declare. (target_globals): Add a regs field. (restore_target_globals): Copy the regs field to this_target_regs. * target-globals.c: Include regs.h. (default_target_globals): Initialize the regs field. (save_target_globals): Likewise. 2010-07-12 Richard Sandiford * doc/tm.texi.in (SWITCHABLE_TARGET): Document. * doc/tm.texi: Regenerate. * Makefile.in (OBJS-common): Add target-globals.o. (gtype-desc.o): Depend on $(IPA_PROP_H), $(LTO_STREAMER_H) and target-globals.h. (target-globals.o): New rule. (GTFILES): Include $(srcdir)/target-globals.h. * defaults.h (SWITCHABLE_TARGET): Define. * gengtype.c (open_base_files): Add target-globals.h to the list of includes. * target-globals.h: New file. * target-globals.c: Likewise. * Makefile.in (target-globals.o): Depend on $(FLAGS_H). * flags.h (target_flag_state): New structure. (default_target_flag_state): Declare. (this_target_flag_state): Declare as a variable or define as a macro. (align_loops_log): Redefine as a macro. (align_loops_max_skip, align_jumps_log): Likewise. (align_jumps_max_skip, align_labels_log): Likewise. (align_labels_max_skip, align_functions_log): Likewise. * toplev.c (default_target_flag_state): New variable. (this_target_flag_state): New conditional variable. (align_loops_log): Delete. (align_loops_max_skip, align_jumps_log): Likewise. (align_jumps_max_skip, align_labels_log): Likewise. (align_labels_max_skip, align_functions_log): Likewise. * target-globals.h (this_target_flag_state): Declare. (target_globals): Add a flag_state field. (restore_target_globals): Copy the flag_state field to this_target_flag_state. * target-globals.c: Include flags.h. (default_target_globals): Initialize the flag_state field. (save_target_globals): Likewise. 2010-07-12 Jie Zhang * postreload.c (reg_symbol_ref[]): New. (move2add_use_add2_insn): New. (move2add_use_add3_insn): New. (reload_cse_move2add): Handle SYMBOL + OFFSET case. (move2add_note_store): Likewise. 2010-07-12 Joern Rennecke PR rtl-optimization/44752 * genautomata.c (main): Don't emit an empty file even if there is no automaton. 2010-07-12 Rainer Orth * config/i386/i386.c (ix86_sol10_return_in_memory): Rename to ix86_solaris_return_in_memory. * config/i386-protos.h: Reflect this. * config/i386/vx-common.h (SUBTARGET_RETURN_IN_MEMORY): Likewise. * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Likewise. Move ... * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): ... here. 2010-07-12 Jie Zhang * config/arm/arm.c (arm_get_frame_offsets): Don't use r3 to align the stack when it's going to be saved. 2010-07-12 Rainer Orth PR pch/14940 * config/host-solaris.c (mmap_fixed): New function. (sol_gt_pch_get_address): Use it. (sol_gt_pch_use_address): Likewise. 2010-07-12 Rainer Orth * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to pentiumpro on Solaris 8 and 9/x86. * doc/install.texi (Specific, i?86-*-solaris2.[89]): Recommend GNU as. Document SSE/SSE2 support. * doc/sourcebuild.texi (Effective-Target Keywords): Document sse. 2010-07-12 Andi Kleen * lto-symtab.c (lto_symtab_merge_decls_1): Use fatal_error instead of gcc_assert to print better error message for multiple prevailing defs. 2010-07-12 Uros Bizjak * config/i386/i386.c (ix86_asm_output_function_label): Change format string placeholder from 0x%x to %#x. (ix86_code_end): Use putc to output '\n'. (ix86_print_operand) : Use putc to output ';'. 2010-07-11 Kai Tietz * config/i386/winnt.c (i386_pe_file_end): Quote symbol name in directive -export. 2010-07-10 Anatoly Sokolov * reginfo.h (reg_classes_intersect_p): Change arguments type to reg_class_t. * rtl.h (reg_classes_intersect_p): Adjust prototype. * config/rs6000/rs6000.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove macros. * config/rs6000/rs6000-protos.h (rs6000_register_move_cost, rs6000_memory_move_cost): Remove * config/rs6000/rs6000.c (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define. (rs6000_register_move_cost): Make static. Change arguments type from enum reg_class to reg_class_t. Adjust rs6000_memory_move_cost calls. (rs6000_memory_move_cost): Make static. Change arguments type from 'enum reg_class' to reg_class_t. 2010-07-10 Sandra Loosemore PR middle-end/42505 * tree-inline.c (estimate_num_insns): Refactor builtin complexity lookup code into.... * builtins.c (is_simple_builtin, is_inexpensive_builtin): ...these new functions. * tree.h (is_simple_builtin, is_inexpensive_builtin): Declare. * cfgloopanal.c (target_clobbered_regs): Define. (init_set_costs): Initialize target_clobbered_regs. (estimate_reg_pressure_cost): Add call_p argument. When true, adjust the number of available registers to exclude the call-clobbered registers. * cfgloop.h (target_clobbered_regs): Declare. (estimate_reg_pressure_cost): Adjust declaration. * tree-ssa-loop-ivopts.c (struct ivopts_data): Add body_includes_call. (ivopts_global_cost_for_size): Pass it to estimate_reg_pressure_cost. (determine_set_costs): Dump target_clobbered_regs. (loop_body_includes_call): New function. (tree_ssa_iv_optimize_loop): Use it to initialize new field. * loop-invariant.c (gain_for_invariant): Adjust arguments to pass call_p flag through. (best_gain_for_invariant): Likewise. (find_invariants_to_move): Likewise. (move_single_loop_invariants): Likewise, using already-computed has_call field. 2010-07-10 Richard Guenther Joern Rennecke PR debug/44832 * tree-ssa-live.c (mark_all_vars_used_1): Set TREE_USED for LABEL_DECL. (remove_unused_scope_block_p): Don't drop TREE_USED LABEL_DECLs unless they have DECL_IGNORED_P set. 2010-07-10 Richard Guenther PR lto/44889 * gimple.c (gimple_fixup_complete_and_incomplete_subtype_p): New helper function. (gimple_types_compatible_p): Similar to pointed-to types allow and merge a mix of complete and incomplete aggregate. Use gimple_fixup_complete_and_incomplete_subtype_p for that. (iterative_hash_gimple_type): Adjust for that. 2010-07-10 Richard Sandiford * tree.h (DECL_REPLACEABLE_P): Strengthen check for weak symbols. 2010-07-10 Iain Sandoe PR objc/44140 * config/darwin.c (output_objc_section_asm_op): Save and restore section when outputting ObjC section list. 2010-07-09 Jan Hubicka * lto-streamer-out.c (produce_symtab): Do not write alias cgraph/varpool nodes. 2010-07-09 Jan Hubicka * tree-inline.c (declare_return_variable): Fix ICE while inlining DECL_BY_VALUE function not in SSA form 2010-07-09 Changpeng Fang PR tree-optimization/44576 * tree-ssa-loop-prefetch.c (trip_count_to_ahead_ratio_too_small_p): New. Pull out from is_loop_prefetching_profitable to implement the trip count to ahead ratio heuristic. (mem_ref_count_reasonable_p): New. Pull out from is_loop_prefetching_profitable to implement the instruction to memory reference ratio heuristic. Also consider not reasonable if the memory reference count is above a threshold (to avoid explosive compilation time. (insn_to_prefetch_ratio_too_small_p): New. Pull out from is_loop_prefetching_profitable to implement the instruction to prefetch ratio heuristic. (is_loop_prefetching_profitable): Removed. (loop_prefetch_arrays): Distribute the cost analysis across the function to allow early exit of the prefetch analysis. is_loop_prefetching_profitable is splitted into three functions, with each one called as early as possible. (PREFETCH_MAX_MEM_REFS_PER_LOOP): New. Threshold above which the number of memory references in a loop is considered too many. 2010-07-09 Bernd Schmidt * reload.c (find_reloads): Don't clear badop if we have a winreg alternative, but not win, and the class only has fixed regs. * hard-reg-set.h (class_only_fixed_regs): Declare. * reginfo.c (class_only_fixed_regs): New array. (init_reg_sets_1): Initialize it. * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn): Don't discourage alternatives using the stack pointer. * config/arm/arm.md (addsi3_cbranch): Switch alternatives 0 and 1. * config/arm/arm.md (Thumb-1 ldrsb peephole): New. * config/arm/arm.md (cbranchqi4): Fix array size. (addsi3_cbranch): Also andle alternative 2 like alternative 3 when calculating length. 2010-07-09 Richard Guenther * gimple.c (struct type_fixup_s): New struct and VEC type. (gimple_register_type_fixups): New static global. (gimple_queue_type_fixup): New function. (gimple_types_compatible_p): Queue type fixups instead of applying them here. (gimple_register_type): Apply queued fixups for the canonical type. Empty the type fixup queue. 2010-07-09 Uros Bizjak * configure.ac (gcc_cv_as_ix86_rep_lock_prefix): Fix test. * configure: Regenerate. * config.in: Ditto. 2010-07-09 Jakub Jelinek Denys Vlasenko Bernhard Reutner-Fischer PR tree-optimization/28632 * tree-vrp.c (zero_nonzero_bits_from_vr): New function. (extract_range_from_binary_expr): Further optimize BIT_AND_EXPR and BIT_IOR_EXPR. 2010-07-09 Sebastian Pop * tree-if-conv.c (fold_or_predicates): New. (add_to_predicate_list): Call it. 2010-07-09 Richard Guenther PR middle-end/44890 * tree-ssa-address.c (create_mem_ref_raw): Only build a MEM_REF if base is a pointer. * tree-cfg.c (verify_expr): Update MEM_REF checking. 2010-07-08 Michael Meissner PR target/44877 * config/rs6000/rs6000.c (rs6000_expand_builtin): Use POINTER_TYPE_P instead of checking only for POINTER_TYPE for the builtin mask for load/store builtins. 2010-07-09 Uros Bizjak * configure.ac (gcc_cv_as_ix86_rep_lock_prefix): Also check for "lock addl". * configure: Regenerate. * config/i386/i386.c (ix86_print_operand) : Remove TARGET_MACHO. 2010-07-09 Peter Bergner * config/rs6000/rs6000.c (rs6000_override_options): Fix setting of default ISA flags. * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mvsx. 2010-07-09 Tom de Vries * tree.c (type_hash_if_marked_p): Removed non-ggc_marked_p clause. 2010-07-09 Hariharan Sandanagobalane * config/picochip/picochip.md (commsTestPort): Emit more efficient sequence for tstport instruction. 2010-07-09 Uros Bizjak * config/i386/i386.c (ix86_veclib_handler): Make static. 2010-07-09 Richard Guenther PR tree-optimization/44852 * tree-ssa-alias.c: Include toplev.h for exact_log2. (indirect_ref_may_alias_decl_p): Properly handle negative offsets in MEM_REF. (indirect_refs_may_alias_p): Likewise. * Makefile.in (tree-ssa-alias.o): Add $(TOPLEV_H). 2010-07-09 Richard Guenther PR tree-optimization/44882 * tree-vect-stmts.c (vectorizable_store): Do not assert alias sets do conflict. (vectorizable_load): Likewise. 2010-07-09 Bernd Schmidt PR target/40657 * config/arm/arm.c (thumb1_extra_regs_pushed): New arg FOR_PROLOGUE. All callers changed. Handle the case when we're called for the epilogue. (thumb_unexpanded_epilogue): Use it. (thumb1_expand_epilogue): Likewise. 2010-07-09 Jakub Jelinek * tree-vrp.c (extract_range_from_binary_expr) : If both ranges are range_int_cst_p with non-negative minimum, try harder to derive smaller range. 2010-07-09 Manuel López-Ibáñez * genrecog.c: Include diagnostic-core.h before toplev.h. * genoutput.c: Likewise. * genextract.c: Likewise. * genautomata.c: Likewise. * genemit.c: Likewise. * genpeep.c: Likewise. * genattrtab.c: Likewise. * genconditions.c: Likewise. * genpreds.c: Likewise. 2010-07-08 Andi Kleen * lto-section-in.c (lto_section_name): Add missing comma. 2010-07-08 Anatoly Sokolov * config/ia64/ia64.h (OVERRIDE_OPTIONS): Remove macros. * config/ia64/ia64-protos.h (ia64_override_options): Remove. * config/ia64/ia64.c (TARGET_OPTION_OVERRIDE): Define. (ia64_override_options): Rename to... (ia64_option_override): ... this one. Make static. 2010-07-08 Eric Botcazou PR middle-end/44843 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not rely on the pointed-to type of the offset in a MEM_REF to compute the alignment. 2010-07-08 Kai Tietz * final.c (final_scan_insn): Replace TARGET_UNWIND_INFO macro check by unwind_emit hook NULL check. * targhooks.c (default_unwind_emit): Removed. * targhooks.h (default_unwind_emit): Likewise. * target.def (unwind_emit): Set default value to NULL. * config/i386/i386-protos.h (ix86_asm_output_function_label): New prototype. * config/i386/i386.c (ix86_function_ms_hook_prologue): Check for NULL fntype argument and allow 64-bit targets. (ix86_asm_output_function_label): New function. (ix86_expand_prologue): Handle 64-bit ms hook prologue. (ix86_handle_fndecl_attribute): Likewise. * doc/extend.texi (ms_hook_prologue): Adjust documentation. * doc/doc/tm.texi: Regenerated. * doc/doc/doc/tm.texi.in (ASM_OUTPUT_FUNCTION_LABEL): New. (ASM_DECLARE_FUNCTION_NAME): Adjust documentation. * defaults.h (ASM_OUTPUT_FUNCTION_LABEL): New macro. * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use ASM_OUTPUT_FUNCTION_LABEL instead of ASM_OUTPUT_LABEL. * config/elfos.h: Likewise. * config/i386/cygming.h: Likewise. * config/netbsd-aout.h: Likewise. * config/openbsd.h: Likewise. * config/i386/i386.h (ASM_OUTPUT_FUNCTION_LABEL): Override by ix86_asm_output_function_label function call. * varasm.c (assemble_start_function): Use ASM_OUTPUT_FUNCTION_LABEL instead of ASM_OUTPUT_LABEL. 2010-07-08 Jan Hubicka * cgraph.c (cgraph_will_be_removed_from_program_if_no_direct_calls): New function. * cgraph.h (cgraph_will_be_removed_from_program_if_no_direct_calls): Declare. * ipa-cp.c (ipcp_estimate_growth): Use it. * ipa-inline.c (cgraph_estimate_growth, cgraph_decide_inlining): Likewise. 2010-07-08 Jan Hubicka * tree-inline.c (declare_return_variable): Allocate annotation for new temporary. 2010-07-08 Sebastian Pop PR tree-optimization/44710 * tree-if-conv.c (parse_predicate): New. (add_to_predicate_list): Call it, call maybe_fold_or_comparisons. Make sure that the predicates are either SSA_NAMEs or gimple_condexpr. 2010-07-08 Sebastian Pop * common.opt (ftree-loop-if-convert): New flag. * doc/invoke.texi (ftree-loop-if-convert): Documented. * tree-if-conv.c (gate_tree_if_conversion): Enable if-conversion when flag_tree_loop_if_convert is set. 2010-07-08 Uros Bizjak * config/i386/i386.c: Use short syntax for function calls through function pointers. * config/i386/i386.md: Ditto. 2010-07-08 Eric Botcazou * emit-rtl.c (set_mem_attributes_minus_bitpos): Fix formatting issues. 2010-07-08 Richard Guenther * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Fix stmt check for POINTER_PLUS_EXPRs, fix the pointer assignment. 2010-07-08 Jakub Jelinek * dwarf2out.c (mem_loc_descriptor): Use DW_OP_const[48]u instead of DW_OP_addr for DW_OP_GNU_push_tls_address operand. (loc_list_from_tree): Likewise. (output_loc_operands): Handle outputting DW_OP_const[48]u with loc->dtprel set. (resolve_addr_in_expr): Handle loc->dtprel like DW_OP_addr. 2010-07-08 Jan Hubicka * ipa.c: Include pointer-set.h (cgraph_externally_visible_p): New attribute ALIASED; when in LTO, hidden symbols are local unless they are aliased. (function_and_variable_visibility): Compute aliased nodes; handle LTO and hidden symbol on functions and vars. * cgraph.c (cgraph_make_decl_local): Clear NAMED_SECTION for COMDAT symbols; handle COMDAT_GROUPS also at vars. 2010-07-08 Eric Botcazou * config/i386/cygming.h (STACK_CHECK_STATIC_BUILTIN): Define to 1. * config/i386/freebsd.h (STACK_CHECK_STATIC_BUILTIN): Likewise. * config/i386/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise. * config/i386/linux64.h (STACK_CHECK_STATIC_BUILTIN): Likewise. * config/i386/sol2.h (STACK_CHECK_STATIC_BUILTIN): Likewise. * config/i386/i386.c (ix86_gen_adjust_stack_and_probe): New variable. (ix86_gen_probe_stack_range): Likewise. (override_options): Set them. (ix86_target_stack_probe): New function. (ix86_compute_frame_layout): Force use of push instructions to save registers if stack checking with probes is enabled. (get_scratch_register_on_entry): New function. (release_scratch_register_on_entry): Likewise. (ix86_adjust_stack_and_probe): Likewise. (output_adjust_stack_and_probe): Likewise. (ix86_emit_probe_stack_range): Likewise. (output_probe_stack_range): Likewise. (ix86_expand_prologue): Emit stack checking code if static built-in stack checking is enabled. Test ix86_target_stack_probe instead of TARGET_STACK_PROBE. * config/i386/i386-protos.h (ix86_target_stack_probe): Declare. (output_adjust_stack_and_probe): Likewise. (output_probe_stack_range): Likewise. * config/i386/i386.md (UNSPECV_PROBE_STACK_RANGE): New constant. (allocate_stack_worker_32): Test ix86_target_stack_probe instead of TARGET_STACK_PROBE. (allocate_stack_worker_64): Likewise. (allocate_stack): Likewise. (adjust_stack_and_probe): New insn. (probe_stack_range): Likewise. 2010-07-08 Richard Guenther PR tree-optimization/44831 * tree-ssa-phiprop.c (phiprop_insert_phi): Properly build a MEM_REF preserving TBAA info of the original dereference. Dereference the original pointer if the address is not invariant. (propagate_with_phi): Fixup type checks wrt MEM_REFs. Require at least one invariant address that we are going to dereference. 2010-07-08 Richard Guenther PR tree-optimization/44861 * tree-vect-stmts.c (vectorizable_store): Preserve TBAA information when building MEM_REFs. (vectorizable_load): Likewise. * tree-vect-data-refs.c (vect_setup_realignment): Likewise. 2010-07-08 Eric Botcazou * config/sol2-c.c: Do not include diagnostic-core.h. 2010-07-08 Ramana Radhakrishnan PR bootstrap/44768 * cfgexpand.c (estimated_stack_frame_size): Make self-contained with respect to current_function_decl. Pass decl of the function. * tree-inline.h (estimated_stack_frame_size): Adjust prototype. * ipa-inline.c (compute_inline_parameters): Pass decl to estimated_stack_frame_size. 2010-07-08 Richard Guenther * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): New function. (valueize_refs): Call it. 2010-07-08 Richard Guenther PR rtl-optimization/44838 * tree-ssa-alias.c (indirect_refs_may_alias_p): When not in SSA form do not use pointer equivalence. 2010-07-08 Eric Botcazou * dwarf2out.c (AT_linkage_name): Delete. (add_linkage_attr): New function. (add_linkage_name): Call it to emit the linkage attribute. (dwarf2out_finish): Likewise. (move_linkage_attr): Explicitly accept both attribute variants. 2010-07-08 Manuel López-Ibáñez * toplev.h: Do not include diagnostic-core.h. Include diagnostic-core.h in every file that includes toplev.h. * c-tree.h: Do not include toplev.h. * pretty-print.h: Update comment. * Makefile.in: Update dependencies. * alias.c: Include diagnostic-core.h in every file that includes toplev.h. * attribs.c: Likewise. * auto-inc-dec.c: Likewise. * bb-reorder.c: Likewise. * bt-load.c: Likewise. * caller-save.c: Likewise. * calls.c: Likewise. * cfg.c: Likewise. * cfganal.c: Likewise. * cfgbuild.c: Likewise. * cfgcleanup.c: Likewise. * cfghooks.c: Likewise. * cfgloop.c: Likewise. * combine.c: Likewise. * config/alpha/alpha.c: Likewise. * config/arc/arc.c: Likewise. * config/arm/arm.c: Likewise. * config/arm/pe.c: Likewise. * config/avr/avr.c: Likewise. * config/bfin/bfin.c: Likewise. * config/cris/cris.c: Likewise. * config/crx/crx.c: Likewise. * config/darwin-c.c: Likewise. * config/darwin.c: Likewise. * config/fr30/fr30.c: Likewise. * config/frv/frv.c: Likewise. * config/h8300/h8300.c: Likewise. * config/host-darwin.c: Likewise. * config/i386/i386.c: Likewise. * config/i386/netware.c: Likewise. * config/i386/nwld.c: Likewise. * config/i386/winnt-cxx.c: Likewise. * config/i386/winnt-stubs.c: Likewise. * config/i386/winnt.c: Likewise. * config/ia64/ia64-c.c: Likewise. * config/ia64/ia64.c: Likewise. * config/iq2000/iq2000.c: Likewise. * config/lm32/lm32.c: Likewise. * config/m32c/m32c-pragma.c: Likewise. * config/m32c/m32c.c: Likewise. * config/m32r/m32r.c: Likewise. * config/m68hc11/m68hc11.c: Likewise. * config/m68k/m68k.c: Likewise. * config/mcore/mcore.c: Likewise. * config/mep/mep-pragma.c: Likewise. * config/mep/mep.c: Likewise. * config/mmix/mmix.c: Likewise. * config/mn10300/mn10300.c: Likewise. * config/moxie/moxie.c: Likewise. * config/pa/pa.c: Likewise. * config/pdp11/pdp11.c: Likewise. * config/picochip/picochip.c: Likewise. * config/rs6000/rs6000-c.c: Likewise. * config/rs6000/rs6000.c: Likewise. * config/rx/rx.c: Likewise. * config/s390/s390.c: Likewise. * config/score/score.c: Likewise. * config/score/score3.c: Likewise. * config/score/score7.c: Likewise. * config/sh/sh.c: Likewise. * config/sh/symbian-base.c: Likewise. * config/sh/symbian-c.c: Likewise. * config/sh/symbian-cxx.c: Likewise. * config/sol2-c.c: Likewise. * config/sol2.c: Likewise. * config/sparc/sparc.c: Likewise. * config/spu/spu.c: Likewise. * config/stormy16/stormy16.c: Likewise. * config/v850/v850-c.c: Likewise. * config/v850/v850.c: Likewise. * config/vax/vax.c: Likewise. * config/vxworks.c: Likewise. * config/xtensa/xtensa.c: Likewise. * convert.c: Likewise. * cse.c: Likewise. * cselib.c: Likewise. * dbgcnt.c: Likewise. * dbxout.c: Likewise. * ddg.c: Likewise. * dominance.c: Likewise. * emit-rtl.c: Likewise. * explow.c: Likewise. * expmed.c: Likewise. * fixed-value.c: Likewise. * fold-const.c: Likewise. * fwprop.c: Likewise. * gcse.c: Likewise. * ggc-common.c: Likewise. * ggc-page.c: Likewise. * ggc-zone.c: Likewise. * gimple-low.c: Likewise. * gimplify.c: Likewise. * graph.c: Likewise. * haifa-sched.c: Likewise. * ifcvt.c: Likewise. * implicit-zee.c: Likewise. * integrate.c: Likewise. * ira-build.c: Likewise. * ira-color.c: Likewise. * ira-conflicts.c: Likewise. * ira-costs.c: Likewise. * ira-lives.c: Likewise. * ira.c: Likewise. * lists.c: Likewise. * loop-doloop.c: Likewise. * loop-iv.c: Likewise. * lto-opts.c: Likewise. * lto-symtab.c: Likewise. * main.c: Likewise. * modulo-sched.c: Likewise. * optabs.c: Likewise. * params.c: Likewise. * plugin.c: Likewise. * postreload-gcse.c: Likewise. * postreload.c: Likewise. * predict.c: Likewise. * profile.c: Likewise. * real.c: Likewise. * regcprop.c: Likewise. * reginfo.c: Likewise. * regmove.c: Likewise. * reorg.c: Likewise. * resource.c: Likewise. * rtl.c: Likewise. * rtlanal.c: Likewise. * sched-deps.c: Likewise. * sched-ebb.c: Likewise. * sched-rgn.c: Likewise. * sdbout.c: Likewise. * sel-sched-dump.c: Likewise. * sel-sched-ir.c: Likewise. * simplify-rtx.c: Likewise. * stmt.c: Likewise. * stor-layout.c: Likewise. * store-motion.c: Likewise. * targhooks.c: Likewise. * tree-cfg.c: Likewise. * tree-cfgcleanup.c: Likewise. * tree-dump.c: Likewise. * tree-eh.c: Likewise. * tree-inline.c: Likewise. * tree-nomudflap.c: Likewise. * tree-object-size.c: Likewise. * tree-optimize.c: Likewise. * tree-outof-ssa.c: Likewise. * tree-phinodes.c: Likewise. * tree-profile.c: Likewise. * tree-ssa-ccp.c: Likewise. * tree-ssa-coalesce.c: Likewise. * tree-ssa-live.c: Likewise. * tree-ssa-loop-niter.c: Likewise. * tree-ssa-loop-prefetch.c: Likewise. * tree-ssa-loop.c: Likewise. * tree-ssa-structalias.c: Likewise. * tree-ssa-uninit.c: Likewise. * tree-ssa.c: Likewise. * tree-vect-data-refs.c: Likewise. * tree-vect-loop-manip.c: Likewise. * tree-vect-loop.c: Likewise. * tree-vect-patterns.c: Likewise. * tree-vect-stmts.c: Likewise. * tree-vrp.c: Likewise. * varasm.c: Likewise. * vec.c: Likewise. * web.c: Likewise. * xcoffout.c: Likewise. 2010-07-07 Richard Sandiford * gengtype.c (write_field_root): New function. (write_root): Use it. 2010-07-07 Wei Guozhi * config/arm/thumb2.md (peephole2 to convert zero_extract/compare of lowest bits to lshift/compare): Add a missing line. 2010-07-07 Wei Guozhi * config/arm/thumb2.md (peephole2 to convert zero_extract/compare of lowest bits to lshift/compare): New. 2010-07-07 Tom Tromey * doc/tm.texi: Update. * doc/tm.texi.in (SDB and DWARF) : Add @hook. * target.def (want_debug_pub_sections): New hook. * config/darwin.h (TARGET_WANT_DEBUG_PUB_SECTIONS): Define. * dwarf2out.c (add_pubname_string): Check targetm.want_debug_pub_sections. (add_pubname): Likewise. (add_pubtype): Likewise. 2010-07-07 Jie Zhang * genautomata.c (output_automata_list_min_issue_delay_code): Correctly decompress min_issue_delay. 2010-07-07 Bernd Schmidt PR rtl-optimization/44404 * auto-inc-dec.c (find_inc): Avoid calling count_occurrences if possible, use reg_overlap_mentioned_p instead. 2010-07-07 Duncan Sands PR middle-end/41355 * tree.c (build_function_type_skip_args): Copy the original type using build_distinct_type_copy rather than copy_node. 2010-07-07 H.J. Lu PR target/44850 * config/i386/i386.c (ix86_function_ms_hook_prologue): Revert revision 161876. (ix86_expand_prologue): Likewise. (ix86_handle_fndecl_attribute): Likewise. (ix86_asm_declare_function_name): Likewise. * config/i386/i386.h (ASM_DECLARE_FUNCTION_NAME): Likewise. * config/i386/cygming.h (ASM_DECLARE_FUNCTION_NAME): Likewise. (SUBTARGET_ASM_DECLARE_FUNCTION_NAME): Likewise. * config/i386/i386-protos.h (ix86_asm_declare_function_name): Likewise. * doc/extend.texi: Likewise. 2010-07-07 H.J. Lu PR target/44844 * config/i386/i386.md (rdrand): Changed to expand to retry if the carry flag isn't valid. (rdrand_1): New. 2010-07-07 Richard Guenther PR middle-end/44790 * expr.c (expand_expr_real_1): Go the POINTER_PLUS_EXPR path for expanding the constant offset for MEM_REFs. 2010-07-07 Richard Guenther * tree-ssa-propagate.h (valid_gimple_call_p): Remove. * tree-ssa-propagate.c (valid_gimple_call_p): Make static. Fix. * gimple.h (is_gimple_operand): Remove. * gimple.c (is_gimple_operand): Likewise. (walk_gimple_op): Fix wi->val_only setting for calls. * tree-cfg.c (verify_gimple_call): Fix argument validation. * tree-profile.c (tree_gen_ic_func_profiler): Do not create invalid gimple calls. 2010-07-06 Jan Hubicka * lto-cgraph.c (output_cgraph): Add missing declaration. 2010-07-06 Jan Hubicka * lto-cgraph.c (output_cgraph): Output toplevel asms only into first partition. 2010-07-06 Alexandre Oliva * doc/gimple.texi (GIMPLE_DEBUG): Document. * doc/rtl.texi (Debug Information): New node. (NOTE_INSN_VAR_LOCATION): Document. (debug_insn): Likewise. * doc/generic.texi (DEBUG_EXPR_DECL): Document. 2010-07-07 Jan Hubicka With parts by Richard Guenther. PR middle-end/44813 * tree-ssa-uninit.c (ssa_undefined_value_p): Result decl is defined for functions passed by reference. * tree.c (needs_to_live_in_memory): RESULT_DECL don't need to live in memory when passed by reference. * tree-ssa-ccp.c (get_default_value): Only VAR_DECL is undefined at beggining. * ipa-split.c (split_function): Cleanup way return value is passed; handle SSA DECL_BY_REFERENCE retvals. * tree-ssa.c (verify_def): Verify that RESULT_DECL is read only when DECL_BY_REFERENCE is set. * tree-ssa-structalias.c (get_constraint_for_ssa_var, get_fi_for_callee, find_what_p_points_to): Handle RESULT_DECL. * tree-inline.c (declare_return_variable): Get new entry_block argument; when passing by reference ensure that RESULT_DECL is gimple_val. (remap_gimple_op_r): Remap RESULT_DECL ssa name. (remap_gimple_stmt): Handle SSA DECL_BY_REFERENCE returns. 2010-07-07 Bernd Schmidt PR rtl-optimization/44787 * config/arm/arm.md (arith_shiftsi): Allow stack pointer in operand 2. * config/arm/thumb2.md (thumb2_arith_shiftsi): Likewise. 2010-07-06 Jan Hubicka * lto-symtab.c (lto_cgraph_replace_node): Handle aliases. (lto_symtab_resolve_can_prevail_p): Also alias of cgraph node with body can prevail. (lto_symtab_resolve_symbols): Use cgraph_get_node_or_alias. (lto_symtab_merge_cgraph_nodes_1): Do not remove nodes from aliases. * cgraph.c (cgraph_get_node_or_alias): New function. * cgraph.h (cgraph_get_node_or_alias): Declare. 2010-07-06 Kai Tietz * config/i386/i386.c (ix86_function_ms_hook_prologue): Enable x64 support. (ix86_expand_prologue): Likewise. (ix86_handle_fndecl_attribute): Likewise. (ix86_asm_declare_function_name): New function for ASM_DECLARE_FUNCTION_NAME. * config/i386/i386.h (ASM_DECLARE_FUNCTION_NAME): New macro. * config/i386/cygming.h (ASM_DECLARE_FUNCTION_NAME): Removed. (SUBTARGET_ASM_DECLARE_FUNCTION_NAME): New macro. * config/i386/i386-protos.h (ix86_asm_declare_function_name): New. * doc/extend.texi: Adjust documentation about ms_hook_prologue attribute. 2010-07-06 Uros Bizjak * config/i386/i386.md (immediate_operand): New mode attribute. (pro_epilogue_adjust_stack__1): Macroize insn from pro_epilogue_adjust_stack and pro_epilogue_adjust_stack_rex64 using P mode iterator. (pro_epilogue_adjust_stack_di_2): Rename from pro_epilogue_adjust_stack_rex64_2. * config/i386/i386.c (pro_epilogue_adjust_stack): Update for rename. 2010-07-06 Uros Bizjak * config/i386/i386.md (insv): Call gen_movdi_insv1 or gen_movsi_insv1 through gen_mov_insv_1 function pointer. (fmod3): Call gen_truncxf2_i387_noop_unspec or gen_truncxf2 through gen_truncxf function pointer. (remainder3): Ditto. (cmpstrnsi): Rename cmp_insn function pointer to gen_cmp. (allocate_stack): Call gen_allocate_stack_worker_64 or gen_allocate_stack_worker_32 through gen_allocate_stack_worker function pointer. (probe_stack): Call gen_iordi3 or gen_iorsi3 through gen_ior3 function pointer. 2010-07-06 Uros Bizjak * config/i386/i386.md (*add3_cconly_overflow): Use operand constraint instead of m. 2010-07-06 Richard Guenther PR middle-end/44828 * convert.c (convert_to_integer): Watch out for overflowing MULT_EXPR as well. 2010-07-05 Jan Hubicka * lto-streamer.c (write_symbol_vec): Rename to ... (write_symbol) ... this one; write only symbol given and when present in cache. Sanity check that what is defined is present in cgraph/varpool with body/finalized decl. (write_symbols_of_kind): Remove. (produce_symtab): Take outputblock and sets; use cgraph/varpool/alias pairs to produce symtab. (produce_asm_for_decls): Update call of produce_symtab; don't do so when doing WPA streaming. 2010-07-05 Jan Hubicka * gimple-fold.c (gimple_fold_obj_type_ref_known_binfo): Check that function is still available to fold into. 2010-07-05 Nathan Froyd * vec.h (FOR_EACH_VEC_ELT_REVERSE): New macro. * function.h (struct_function): Change type of local_decls field to a VEC. (add_local_decl): New function. (FOR_EACH_LOCAL_DECL): New macro. * cfgexpand.c (init_vars_expansion): Adjust for new type of cfun->local_decls. (estimated_stack_frame_size): Likewise. (expand_used_vars): Likewise. * cgraphbuild.c (build_cgraph_edges): Likewise. * function.c (instantiate_decls_1): Likewise. * ipa-struct-reorg.c (build_data_structure): Likewise. * ipa-type-escape.c (analyze_function): Likewise. * lto-streamer-in.c (input_function): Likewise. * lto-streamer-out.c (output_function): Likewise. * tree-ssa-live.c (remove_unused_locals): Likewise. * tree.c (free_lang_data_in_decl): Likewise. (find_decls_types_in_node): Likewise. * omp-low.c (remove_exit_barrier): Likewise. (expand_omp_taskreg): Likewise. (list2chain): Rename to... (vec2chain): ...this. Adjust. * cgraphunit.c (assemble_thunk): Call add_local_decl. * tree-cfg.c (replace_by_duplicate_decl): Likewise. * gimple-low.c (record_vars_into): Likewise. * tree-inline.c (remap_decls): Likewise. (declare_return_variable): Likewise. (declare_inline_vars): Likewise. (copy_forbidden): Adjust for new type of cfun->local_decls. (add_local_variables): New function. (expand_call_inline): Call it. (tree_function_versioning): Likewise. 2010-07-05 H.J. Lu AVX Programming Reference (June, 2010) * config/i386/cpuid.h (bit_F16C): New. (bit_RDRND): Likewise. (bit_FSGSBASE): Likewise. * config/i386/i386-builtin-types.def: Add "DEF_FUNCTION_TYPE (UINT16)", function types for float16 <-> float conversions and "DEF_FUNCTION_TYPE (VOID, UINT64)". * config/i386/i386-c.c (ix86_target_macros_internal): Support OPTION_MASK_ISA_FSGSBASE, OPTION_MASK_ISA_RDRND and OPTION_MASK_ISA_F16C. * config/i386/i386.c (OPTION_MASK_ISA_FSGSBASE_SET): New. (OPTION_MASK_ISA_RDRND_SET): Likewise. (OPTION_MASK_ISA_F16C_SET): Likewise. (OPTION_MASK_ISA_FSGSBASE_UNSET): Likewise. (OPTION_MASK_ISA_RDRND_UNSET): Likewise. (OPTION_MASK_ISA_F16C_UNSET): Likewise. (OPTION_MASK_ISA_AVX_UNSET): Add OPTION_MASK_ISA_F16C_UNSET. (ix86_handle_option): Handle OPT_mfsgsbase, OPT_mrdrnd and OPT_mf16c. (ix86_target_string): Support -mfsgsbase, -mrdrnd and -mf16c. (pta_flags): Add PTA_FSGSBASE, PTA_RDRND and PTA_F16C. (override_options): Handle them. (ix86_valid_target_attribute_inner_p): Handle fsgsbase, rdrnd and f16c. (ix86_builtins): Add IX86_BUILTIN_RDFSBASE32, IX86_BUILTIN_RDFSBASE64, IX86_BUILTIN_RDGSBASE32, IX86_BUILTIN_RDGSBASE64, IX86_BUILTIN_WRFSBASE32, IX86_BUILTIN_WRFSBASE64, IX86_BUILTIN_WRGSBASE32, IX86_BUILTIN_WRGSBASE64, IX86_BUILTIN_RDRAND16, IX86_BUILTIN_RDRAND32, IX86_BUILTIN_RDRAND64, IX86_BUILTIN_CVTPH2PS, IX86_BUILTIN_CVTPH2PS256, IX86_BUILTIN_CVTPS2PH and IX86_BUILTIN_CVTPS2PH256. (bdesc_args): Likewise. (ix86_expand_args_builtin): Handle V8SF_FTYPE_V8HI, V4SF_FTYPE_V8HI, V8HI_FTYPE_V8SF_INT and V8HI_FTYPE_V4SF_INT. (ix86_expand_special_args_builtin): Handle VOID_FTYPE_UINT64, VOID_FTYPE_UNSIGNED, UNSIGNED_FTYPE_VOID and UINT16_FTYPE_VOID. Handle non-memory store. * config/i386/i386.h (TARGET_FSGSBASE): New. (TARGET_RDRND): Likewise. (TARGET_F12C): Likewise. * config/i386/i386.md (UNSPEC_VCVTPH2PS): New. (UNSPEC_VCVTPS2PH): Likewise. (UNSPECV_RDFSBASE): Likewise. (UNSPECV_RDGSBASE): Likewise. (UNSPECV_WRFSBASE): Likewise. (UNSPECV_WRGSBASE): Likewise. (UNSPECV_RDRAND): Likewise. (rdfsbase): Likewise. (rdgsbase): Likewise. (wrfsbase): Likewise. (wrgsbase): Likewise. (rdrand): Likewise. * config/i386/i386.opt: Add -mfsgsbase, -mrdrnd and -mf16c. * config/i386/immintrin.h (_rdrand_u16): New. (_rdrand_u32): Likewise. (_readfsbase_u32): Likewise. (_readfsbase_u64): Likewise. (_readgsbase_u32): Likewise. (_readgsbase_u64): Likewise. (_writefsbase_u32): Likewise. (_writefsbase_u64): Likewise. (_writegsbase_u32): Likewise. (_writegsbase_u64): Likewise. (_rdrand_u64): Likewise. (_cvtsh_ss): Likewise. (_mm_cvtph_ps): Likewise. (_mm256_cvtph_ps): Likewise. (_cvtss_sh): Likewise. (_mm_cvtps_ph): Likewise. (_mm256_cvtps_ph): Likewise. * config/i386/sse.md (vcvtph2ps): New. (*vcvtph2ps_load): Likewise. (vcvtph2ps256): Likewise. (vcvtps2ph): Likewise. (*vcvtps2ph): Likewise. (*vcvtps2ph_store): Likewise. (vcvtps2ph256): Likewise. * doc/extend.texi: Document FSGSBASE and RDRND built-in functions. * doc/invoke.texi: Document -mfsgsbase, -mrdrnd and -mf16c. 2010-07-05 Joern Rennecke PR bootstrap/44512 * genenums.c (main): Output include of insn-constants.h * Makefile.in (insn-enums.o): Depend on insn-constants.h. 2010-07-05 Uros Bizjak * config/i386/i386.c (ix86_gen_allocate_stack_worker): New. (override_options): Initialize it. (ix86_expand_prologue): Use it. 2010-07-05 Jakub Jelinek * tree-nrv.c (tree_nrv): Set DECL_VALUE_EXPR on found to result. 2010-07-05 Anatoly Sokolov * double-int.h (fit_double_type): Remove declaration. * double-int.c (fit_double_type): Remove function. * tree.h (int_fits_type_p): Adjust prototype. * tree.c (int_fits_type_p): Return bool. Use double_int_fits_to_tree_p instead of fit_double_type. (build_int_cst_type): Use double_int_to_tree and shwi_to_double_int instead of fit_double_type and build_int_cst_wide. * builtins.c (): Use double_int_fits_to_tree_p and double_int_to_tree instead of fit_double_type and build_int_cst_wide. (fold_builtin_object_size): Use double_int_fits_to_tree_p instead of fit_double_type. 2010-07-05 Jan Hubicka * cgraph.h (cgraph_node, cgraph_varpool_node): Update docmentation of in_other_partition. * lto-cgraph.c (referenced_from_other_partition_p, reachable_from_other_partition_p): Use in_other_partition flags. (output_node, output_varpool_node): COMDAT nodes always have private copies and thus are never used from other partition. 2010-07-05 Anatoly Sokolov * config/ia64/ia64.h (MEMORY_MOVE_COST): Remove macro. * config/ia64/t-ia64 (ia64.o): Depend on reload.h. * config/ia64/ia64.c Include reload.h. (ia64_memory_move_cost): New function. (TARGET_MEMORY_MOVE_COST): Define. (ia64_register_move_cost): Replace MEMORY_MOVE_COST with memory_move_cost. 2010-07-05 Sandra Loosemore PR middle-end/42505 * tree-ssa-loop-ivopts.c (determine_set_costs): Delete obsolete comments about cost model. (try_add_cand_for): Add second strategy for choosing initial set based on original IVs, controlled by ORIGINALP argument. (get_initial_solution): Add ORIGINALP argument. (find_optimal_iv_set_1): New function, split from find_optimal_iv_set. (find_optimal_iv_set): Try two different strategies for choosing the IV set, and return the one with lower cost. 2010-07-05 Richard Guenther * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Copy alias info. 2010-07-05 Richard Guenther * tree.c (reference_alias_ptr_type): New function. * tree.h (reference_alias_ptr_type): Declare. * tree-ssa-loop-ivopts.c (copy_ref_info): Restructure to allow non-TARGET_MEM_REF new refs. (rewrite_use_address): Pass old alias pointer type to create_mem_ref. * tree-ssa-address.c (create_mem_ref_raw): Get alias pointer type. Build a MEM_REF instead of a TARGET_MEM_REF if possible. (create_mem_ref): Get alias pointer type. Adjust calls to create_mem_ref_raw. (maybe_fold_tmr): Likewise. * tree-flow.h (create_mem_ref): Adjust prototype. 2010-07-05 Jakub Jelinek PR c++/44808 * gimplify.c (gimplify_modify_expr): Only SET_DECL_DEBUG_EXPR if *from_p is VAR_DECL. 2010-07-05 Nathan Froyd * tree.h (build_call_list): Remove. * tree.c (build_call_list): Remove. 2010-07-05 Richard Guenther * double-int.h (double_int_sub): Declare. * double-int.c (double_int_sub): New function. * dwarf2out.c (field_byte_offset): Use it. * fixed-value.c (do_fixed_add): Likewise. (do_fixed_multiply): Likewise. (do_fixed_divide): Likewise. * tree-predcom.c (add_ref_to_chain): Likewise. (determine_roots_comp): Likewise. * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Likewise. 2010-07-05 Nathan Froyd * vec.h (VEC_splice, VEC_safe_splice): New macros. Add function implementations. 2010-07-05 Bernd Schmidt * config/arm/arm.c (get_arm_condition_code): Remove CC_NOTBmode case. * arm-modes.def (CC_NOTB): Don't define. * config/arm/arm.md (arm_adddi3): Generate canonical RTL. (adddi_sesidi_di, adddi_zesidi_di): Likewise. (LTUGEU): New code_iterator. (cnb, optab): New corresponding code_attrs. (addsi3_carryin_): Renamed from addsi3_carryin. Change pattern to canonical form. Operands 1 and 2 are commutative. Parametrize using LTUGEU. (addsi3_carryin_shift_): Likewise. (addsi3_carryin_alt2_): Renamed from addsi3_carryin_alt2. Operands 1 and 2 are commutative. Parametrize using LTUGEU. (addsi3_carryin_alt1, addsi3_carryin_alt3): Remove. (subsi3_compare): Renamed from subsi3_compare0_c. Change CC_NOTB to CC. (arm_subsi3_insn): Allow constants for operand 0. (compare_scc peephole for eq case): New. (compare_scc splitters): Change CC_NOTB to CC. 2010-07-05 Richard Guenther * tree-ssa-loop-im.c (for_each_index): Do not handle ALIGN_INDIRECT_REF. (gen_lsm_tmp_name): Likewise. * tree-dump.c (dequeue_and_dump): Likewise. * tree-pretty-print.c (dump_generic_node): Likewise. (op_code_prio): Likewise. (op_symbol_code): Likewise. * tree.c (staticp): Likewise. (build1_stat): Likewise. * tree.h (INDIRECT_REF_P): Likewise. * fold-const.c (maybe_lvalue_p): Likewise. (operand_equal_p): Likewise. * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise. (ao_ref_init_from_vn_reference): Likewise. * tree-ssa-loop-ivopts.c (idx_find_step): Likewise. (find_interesting_uses_address): Likewise. * dwarf2out.c (loc_list_from_tree): Likewise. * gimplify.c (gimplify_expr): Likewise. * tree-eh.c (tree_could_trap_p): Likewise. * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise. * cfgexpand.c (expand_debug_expr): Likewise. * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise. * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise. * tree-cfg.c (verify_types_in_gimple_min_lval): Likewise. * config/rs6000/rs6000 (rs6000_check_sdmode): Likewise. * tree-ssa-operands.c (get_expr_operands): Likewise. * expr.c (safe_from_p): Likewise. (expand_expr_real_1): Likewise. TER BIT_AND_EXPRs into MEM_REFs. * tree-vect-data-refs.c (vect_setup_realignment): Build BIT_AND_EXPR and MEM_REF instead of ALIGN_INDIRECT_REF. * tree-vect-stmts.c (vectorizable_load): Likewise. * tree.def (ALIGN_INDIRECT_REF): Remove. 2010-07-05 Richard Guenther PR tree-optimization/44784 * tree-ssa-pre.c (bitmap_find_leader): Fix dominance check for inserted stmts. (find_or_generate_expression): Fix SCCVN insertion check. 2010-07-05 Nathan Sidwell * config/rs6000/e500crtsavg64gprctr.asm: Correct done label name. * config/rs6000/e500crtsav64gprctr.asm: Likewise. * config/rs6000/e500crtres64gprctr.asm: Likewise. Add FUNC_END directives. 2010-07-05 Ira Rosen * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Skip statements that are not vectorized. * tree-vect-stmts.c (vect_get_load_cost): Update the value stored in INSIDE_COST. 2010-07-05 Mikael Pettersson PR bootstrap/44820 * config/arm/arm.c (arm_attr_length_move_neon): Delete regno. 2010-07-05 Richard Guenther * tree-cfg.c (verify_gimple_return): Handle DECL_BY_REFERENCE RESULT_DECLs properly. 2010-07-04 H.J. Lu PR rtl-optimization/44695 * config/i386/i386.md (extract_code): Removed. (divmodqi4): Likewise. (divmodqi4): New. (udivmodqi4): Likewise. (divmodhiqi3): Change div/mod to HImode and extend operand 2 to HImode. (udivmodhiqi3): Likewise. 2010-07-04 Jan Hubicka * lto-cgraph.c (input_edge): Do not care about resolution decisions. 2010-07-04 Jan Hubicka * cgraphunit.c (init_cgraph): Only initialize dump file if it is not already initialized. 2010-07-04 Richard Sandiford * optabs.h (reload_in_optab, reload_out_optab, code_to_optab) (vcond_gen_code, vcondu_gen_code, movmem_optab, setmem_optab) (cmpstr_optab, cmpstrn_optab, cmpmem_optab, sync_add_optab) (sync_sub_optab, sync_ior_optab, sync_and_optab, sync_xor_optab) (sync_nand_optab, sync_old_add_optab, sync_old_sub_optab) (sync_old_ior_optab, sync_old_and_optab, sync_old_xor_optab) (sync_old_nand_optab, sync_new_add_optab, sync_new_sub_optab) (sync_new_ior_optab, sync_new_and_optab, sync_new_xor_optab) (sync_new_nand_optab): Redefine as macros. (sync_compare_and_swap, sync_lock_test_and_set, sync_lock_release): Delete. (direct_optab_index): New enum. (direct_optab_d): New structure. (direct_optab): New typedef. (direct_optab_table): Declare. (direct_optab_handler, set_direct_optab_handler): New functions. (sync_compare_and_swap_optab, sync_lock_test_and_set_optab) (sync_lock_release_optab): New macros. * optabs.c (direct_optab_table): New variable. (movcc_gen_code, vcond_gen_code, vcondu_gen_code): Delete. (prepare_cmp_insn): Use direct_optab_handler for cmpmem_optab, cmpstr_optab and cmpstrn_optab. (emit_conditional_move): Likewise for movcc_optab. (can_conditionally_move_p): Likewise for movcc_gen_code. (init_insn_codes): Clear direct_optab_table. (init_optabs): Don't initialize the new "direct optabs" here. (get_vcond_icode): Use direct_optab_handler for vcondu_gen_code and vcond_gen_code. (expand_val_compare_and_swap): Likewise sync_compare_and_swap_optab. (expand_bool_compare_and_swap): Likewise sync_compare_and_swap_optab. (expand_compare_and_swap_loop): Likewise sync_compare_and_swap_optab. (expand_sync_operation): Likewise other sync_*_optabs. (expand_sync_fetch_operation): Likewise. Rename sync_compare_and_swap to sync_compare_and_swap_optab. (expand_sync_lock_test_and_set): Use direct_optab_handler for sync_lock_test_and_set and sync_compare_and_swap, adding "_optab" to the names of both. * builtins.c (expand_builtin_strcmp): Use direct_optab_handler for cmpstr_optab and cmpstrn_optab. (expand_builtin_lock_release): Likewise sync_lock_release. * expr.c (movmem_optab, setmem_optab, cmpstr_optab, cmpstrn_optab) (cmpmem_optab, sync_add_optab, sync_sub_optab, sync_ior_optab) (sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab) (sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab) (sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab) (sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab) (sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap) (sync_lock_test_and_set, sync_lock_release): Delete. (emit_block_move_via_movmem): Use direct_optab_handler for movmem_optab. (emit_block_move_via_setmem): Use direct_optab_handler for setmem_optab. * genopinit.c (optabs): Use set_direct_optab_handler for the new macro optabs. * omp-low.c (expand_omp_atomic_fetch_op): Update the type of the "optab" local variable. Use direct_optab_handler for optab and sync_compare_and_swap_optab. * reload1.c (reload_in_optab, reload_out_optab): Delete. * targhooks.c (default_secondary_reload): Use direct_optab_handler for reload_in_optab and reload_out_optab. * config/alpha/alpha.c (alpha_secondary_reload): Likewise. * config/frv/frv.c (frv_alloc_temp_reg): Likewise. * config/pa/pa.c (pa_secondary_reload): Likewise. * java/builtins.c (compareAndSwapInt_builtin): Use direct_optab_handler for sync_compare_and_swap, renaming it to sync_compare_and_swap_optab. (compareAndSwapLong_builtin, compareAndSwapObject_builtin): Likewise. (VMSupportsCS8_builtin): Likewise. 2010-07-04 Richard Sandiford * optabs.h (optab_handlers): Change type of insn_code to int. (optab_handler, set_optab_handler, convert_optab_handler) (set_convert_optab_handler): Treat the insn_code field as "insn_code - CODE_FOR_nothing". * optabs.c (optab_table, convert_optab_table): Always zero-initialize. (init_insn_codes): Zero both the above arrays. (init_optabs): Never call init_insn_codes first time around. 2010-07-04 Richard Sandiford * optabs.h (optab_handler, convert_optab_handler): Turn into inline functions that return an insn code. (set_optab_handler, set_convert_optab_handler): New functions. * builtins.c: Replace optab_handler(X)->insn_code with optab_handler or set_optab_handler thoughout. Likewise convert_optab_handler(X)->insn_code with convert_optab_handler and set_convert_optab_handler. * expmed.c, expr.c, genopinit.c, ifcvt.c, optabs.c, reload.c, reload1.c, stmt.c, targhooks.c, tree-ssa-loop-prefetch.c, tree-ssa-math-opts.c, tree-vect-data-refs.c, tree-vect-generic.c, tree-vect-loop.c, tree-vect-patterns.c, tree-vect-slp.c, tree-vect-stmts.c, config/m32c/m32c.c, config/rs6000/rs6000.c, config/spu/spu.c: Likewise. 2010-07-04 Kaz Kojima PR target/44531 * config.gcc (sh*-*-*): Use regular expressions instead of the 'i' modifier for sed substitutions. 2010-07-04 Jeremie Salvucci * gimple.c (gimple_body): Comments added. 2010-07-04 Richard Guenther PR middle-end/44809 * gimplify.c (gimplify_expr): Properly build a MEM_REF instead of an INDIRECT_REF. 2010-07-04 Richard Guenther PR tree-optimization/44479 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Avoid extra SSA name copy statements which preserves points-to information. * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Copy points-to information for all pointers. Properly handle MEM_REFs. (vect_create_data_ref_ptr): Likewise. Avoid extra SSA name copy statements. * Makefile.in (tree-ssa-loop-ivopts.o): Add tree-ssa-propagate.h dependency. 2010-07-04 Richard Guenther PR middle-end/44785 * tree-inline.c (initialize_inlined_parameters): Do not re-use pointer-map slot over remap_type call. 2010-07-04 Richard Guenther * tree-ssa-sccvn.c (vn_reference_lookup_3): Fix last commit. 2010-07-04 Richard Guenther PR tree-optimization/44656 * tree-ssa-sccvn.c (vn_reference_lookup_3): Try disambiguation again after value-replacing in the defintions lhs. 2010-07-04 Ira Rosen Revital Eres * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document new arguments. * doc/tm.texi: Regenerate. * targhooks.c (default_builtin_vectorization_cost): Add new arguments. Handle unaligned store. * targhooks.h (default_builtin_vectorization_cost): Add new arguments. * target.def (builtin_vectorization_cost): Add new arguments. * target.h (enum vect_cost_for_stmt): Add unaligned_store. * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Take number of iterations of prolog loop directly from LOOP_PEELING_FOR_ALIGNMENT. (vect_vfa_segment_size): Fix indentation. * tree-vectorizer.h (struct _vect_peel_info): New. (struct _vect_peel_extended_info): New. (struct _loop_vec_info): Add new field for peeling hash table and a macro for its access. (VECT_MAX_COST): Define. (vect_get_load_cost): Declare. (vect_get_store_cost, vect_get_known_peeling_cost, vect_get_single_scalar_iteraion_cost): Likewise. (vect_supportable_dr_alignment): Add new argument. * tree-vect-loop.c (new_loop_vec_info): Initialize peeling hash table field. (destroy_loop_vec_info): Free peeling hash table. (vect_analyze_loop_form): Update call to builtin_vectorization_cost. (vect_analyze_loop): Move vect_enhance_data_refs_alignment before vect_analyze_slp. Fix indentation. (vect_get_single_scalar_iteraion_cost): New function. (vect_get_known_peeling_cost): Likewise. (vect_estimate_min_profitable_iters): Rename byte_misalign to npeel. Call vect_get_single_scalar_iteraion_cost instead of cost_for_stmt per statement. Move outside cost calculation inside unknown peeling case. Call vect_get_known_peeling_cost for known amount of peeling. * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Add data reference to the print message of forced alignment. (vect_verify_datarefs_alignment): Update call to vect_supportable_dr_alignment. (vect_get_data_access_cost): New function. (vect_peeling_hash, vect_peeling_hash_eq, vect_peeling_hash_insert, vect_peeling_hash_get_most_frequent, vect_peeling_hash_get_lowest_cost, vect_peeling_hash_choose_best_peeling): Likewise. (vect_enhance_data_refs_alignment): Fix documentation. Use hash table to store all the accesses in the loop and find best possible access to align using peeling for known alignment case. For unknown alignment check if stores are preferred or if peeling is worthy. (vect_find_same_alignment_drs): Analyze pairs of loads too. (vect_supportable_dr_alignment): Add new argument and check aligned accesses according to it. * tree-vect-stmts.c (vect_get_stmt_cost): New function. (cost_for_stmt): Call vect_get_stmt_cost. (vect_model_simple_cost): Likewise. (vect_model_store_cost): Call vect_get_stmt_cost. Call vect_get_store_cost to calculate the cost of the statement. (vect_get_store_cost): New function. (vect_model_load_cost): Call vect_get_stmt_cost. Call vect_get_load_cost to calculate the cost of the statement. (vect_get_load_cost): New function. (vectorizable_store): Update call to vect_supportable_dr_alignment. (vectorizable_load): Likewise. * config/spu/spu.c (spu_builtin_vectorization_cost): Add new arguments. * config/i386/i386.c (ix86_builtin_vectorization_cost): Add new arguments. Handle unaligned store. * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): New. (rs6000_builtin_support_vector_misalignment): Return true for word and double word alignments for VSX. * tree-vect-slp.c (vect_build_slp_tree): Update calls to vect_supportable_dr_alignment and builtin_vectorization_cost. 2010-07-03 John David Anglin PR target/44597 * config/pa/predicates.md (prefetch_cc_operand): Remove. (prefetch_nocc_operand): Likewise. * config/pa/pa.md (prefetch): Revise expander to use prefetch_20. (prefetch_20): New insn. (prefetch_cc): Remove. (prefetch_nocc): Likewise. 2010-07-03 Manuel López-Ibáñez * expr.c (vector_mode_valid_p): Move to c-common.c. * expr.h (vector_mode_valid_p): Do not declare here. * system.h: Poison GCC_EXPR_H in front-ends. * Makefile.in: Update dependencies. 2010-07-03 John David Anglin PR target/44705 * config/pa/pa.h (GO_IF_LEGITIMATE_ADDRESS): Reject LABEL_REF. 2010-07-03 Jan Hubicka * timevar.def (TV_OUT_OF_SSA, TV_VAR_EXPAND, TV_POST_EXPAND, TV_VAR_TRACKING_DATAFLOW, TV_VAR_TRACKING_EMIT): New timevars. * cfgexpand.c (gimple_expand_cfg): Use new timevars. * var-tracking.c (vt_find_locations, variable_tracking_main_1): Likewise. * lto-stramer-out.c (pass_ipa_lto_gimple_out, pass_ipa_lto_finish_out): Update timevars.V * timevar.def (TV_IPA_LTO_GIMPLE_IO, TV_IPA_LTO_DECL_IO): Remove. (TV_IPA_LTO_GIMPLE_IN, TV_IPA_LTO_GIMPLE_OUT, TV_IPA_LTO_DECL_IN, TV_IPA_LTO_DECL_OUT): New. * lto.c (read_cgraph_and_symbols, materialize_cgraph): Update timevars. 2010-07-03 Jan Hubicka * ipa-inline.c (update_edge_key): Break out from ... update_callers_keys): ... here; (update_callee_keys): Update only the edges from caller to callee. (update_all_calle_keys): Do what update_calle_keys did. (decide_inlining_of_small_functions): Avoid recomputing of all callees when badness increase. 2010-07-03 Jie Zhang * config/arm/arm.c (arm_attr_length_move_neon): New. * config/arm/arm-protos.h (arm_attr_length_move_neon): Declare. * config/arm/neon.md (define_mode_attr V_slen): Remove. (neon_mov for VSTRUCT): Use arm_attr_length_move_neon to compute length attribute. 2010-07-03 Jie Zhang * config/arm/vfp.md (*push_multi_vfp): Use vfp_register_operand as predicate for operand 1 and remove its constraint. * config/arm/predicates.md (vfp_register_operand): New. * config/arm/arm.md (*push_multi): Remove the constraint of operand 1. (*push_fp_multi): Likewise. 2010-07-03 Eric Botcazou * gimplify.c (mostly_copy_tree_r): Deal with BIND_EXPR. 2010-07-03 Jan Hubicka * config/i386/i386.c (override_options): Revert accidental commit. 2010-07-02 Le-Chun Wu PR c++/44128 * doc/invoke.texi: Update documentation of -Wshadow. 2010-07-02 Daniel Jacobowitz Julian Brown Sandra Loosemore * config/arm/arm.c (arm_canonicalize_comparison): Canonicalize DImode comparisons. Adjust to take both operands. (arm_select_cc_mode): Handle DImode comparisons. (arm_gen_compare_reg): Generate a scratch register for DImode comparisons which require one. Use xor for Thumb equality checks. (arm_const_double_by_immediates): New. (arm_print_operand): Allow 'Q' and 'R' for constants. (get_arm_condition_code): Handle new CC_CZmode and CC_NCVmode. * config/arm/arm.h (CANONICALIZE_COMPARISON): Always use arm_canonicalize_comparison. * config/arm/arm-modes.def: Add CC_CZmode and CC_NCVmode. * config/arm/arm-protos.h (arm_canonicalize_comparison): Update prototype. (arm_const_double_by_immediates): Declare. * config/arm/constraints.md (Di): New constraint. * config/arm/predicates.md (arm_immediate_di_operand) (arm_di_operand, cmpdi_operand): New. * config/arm/arm.md (cbranchdi4): Handle non-Cirrus also. (*arm_cmpdi_insn, *arm_cmpdi_unsigned) (*arm_cmpdi_zero, *thumb_cmpdi_zero): New insns. (cstoredi4): Handle non-Cirrus also. 2010-07-02 Julian Brown Sandra Loosemore PR target/43703 * config/arm/vec-common.md (add3, sub3, smin3) (smax3): Disable for NEON float modes when flag_unsafe_math_optimizations is false. * config/arm/neon.md (*add3_neon, *sub3_neon) (*mul3_neon) (mul3add_neon, mul3negadd_neon) (reduc_splus_, reduc_smin_, reduc_smax_): Disable for NEON float modes when flag_unsafe_math_optimizations is false. (quad_halves_v4sf): Only enable if flag_unsafe_math_optimizations is true. * doc/invoke.texi (ARM Options): Add note about floating point vectorization requiring -funsafe-math-optimizations. 2010-07-02 Sandra Loosemore Julian Brown * config/arm/neon.md (UNSPEC_VABA): Delete. (UNSPEC_VABAL): Delete. (UNSPEC_VABS): Delete. (UNSPEC_VMUL_N): Delete. (adddi3_neon): New. (subdi3_neon): New. (mul3add_neon): Make the pattern named. (mul3negadd_neon): Likewise. (neon_vadd): Replace with define_expand, and move the remaining unspec parts... (neon_vadd_unspec): ...to this. (neon_vmla, neon_vmla_unspec): Likewise. (neon_vlms, neon_vmls_unspec): Likewise. (neon_vsub, neon_vsub_unspec): Likewise. (neon_vaba): Rewrite in terms of vabd. (neon_vabal): Rewrite in terms of vabdl. (neon_vabs): Rewrite without unspec. * config/arm/arm.md (*arm_adddi3): Disable for TARGET_NEON. (*arm_subdi3): Likewise. * config/arm/neon.ml (Vadd, Vsub): Split out 64-bit variants and add No_op attribute to disable assembly output checks. * config/arm/arm_neon.h: Regenerated. * doc/arm-neon-intrinsics.texi: Regenerated. 2010-07-02 Jan Hubicka * ipa-split.c (split_function): For aggregate values, set the return slot optimization bit. When passing DECL_BY_REFERENCE, produce * = fncall.part (). (execute_split_functions): Do not care about DECL_BY_REFERENCE. 2010-07-02 Sandra Loosemore * config/arm/neon.md (UNSPEC_VAND): Delete. (UNSPEC_VBIC): Delete. (UNSPEC_VCLZ): Delete. (UNSPEC_VCNT): Delete. (UNSPEC_VEOR): Delete. (UNSPEC_VORN): Delete. (UNSPEC_VORR): Delete. (iordi3_neon): Rewrite RTL without unspec. Add alternatives to handle core registers too. (anddi3_neon): Likewise. (orndi3_neon): Likewise. (bicdi3_neon): Likewise. (xordi3_neon): Likewise. (neon_vclz): Rewrite as define_expand and clz2 to get rid of unspec and handle unused operand. (neon_vcnt): Similarly, with popcount2. * config/arm/predicates.md (imm_for_neon_logic_operand): Require TARGET_NEON. (imm_for_neon_inv_logic_operand): Likewise. * config/arm/arm.md (define_split for logical_binary_operator): Disable for NEON registers. (anddi3): Add new define_expand, and rename the insn. Disable this insn for NEON, where anddi3_neon now applies. (*anddi_notdi_di): Disable for TARGET_NEON, where bicdi3_neon applies. (iordi3): As for anddi3. (xordi3): Likewise. * config/arm/neon.ml (Vand): Split DImode variants and mark them as No_op to disable testing for exact instruction match. (Vorr): Likewise. (Veor): Likewise. (Vbic): Likewise. (Vorn): Likewise. * config/arm/arm_neon.h: Regenerated. * doc/arm-neon-intrinsics.texi: Regenerated. 2010-07-02 Eric Botcazou * expr.h (emit_stack_probe): Declare. * explow.c (emit_stack_probe): Make global. (anti_adjust_stack_and_probe): Fix comments. * config/sparc/linux.h (STACK_CHECK_STATIC_BUILTIN): Define to 1. * config/sparc/linux64.h (STACK_CHECK_STATIC_BUILTIN): Likewise. * config/sparc/sol2.h (STACK_CHECK_STATIC_BUILTIN): Likewise. * config/sparc/sparc.c: Include except.h. (sparc_emit_probe_stack_range): New function. (output_probe_stack_range): Likewise. (sparc_expand_prologue): Invoke sparc_emit_probe_stack_range if static built-in stack checking is enabled. * config/sparc/sparc-protos.h (output_probe_stack_range): Declare. * config/sparc/sparc.md (UNSPECV_PROBE_STACK_RANGE): New constant. (probe_stack_range): New insn. 2010-07-02 Richard Guenther PR target/43958 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Use pointer arithmetic for argument alignment. 2010-07-02 Jan Hubicka * ipa-split.c (verify_non_ssa_vars): Break out from ...; perform DFS walk backwards from entry_bb to check only those basic block of header that might lead to execution of split part. (consider_split) ... here. (find_return_bb): Allow assignment in return BB. (find_retval): New. (split_function): Fix name of cloned function; take care of updating return value in return_bb containing move. 2010-07-02 Andreas Schwab PR target/44771 * config/m68k/m68k.c (m68k_expand_prologue): Remove set but not used variable insn. 2010-07-02 Eric Botcazou * implicit-zee.c (combine_reaching_defs): Fix long lines. (is_set_with_extension_DI): Delete. (struct zero_extend_info): New structure. (add_removable_zero_extend): New function. (find_removable_zero_extends): Use note_stores to find SETs. (find_and_remove_ze): Fix long line, remove superfluous parentheses. 2010-07-02 Changpeng Fang * tree-ssa-loop-prefetch.c (compute_miss_rate): Rename to is_miss_rate_acceptable. Pull total_positions computation out of the loops. Early return if miss_positions exceeds the acceptable threshold. * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Call is_miss_rate_acceptable after renaming of compute_miss_rate. 2010-07-02 Changpeng Fang PR middle-end/44576 * tree-ssa-loop-prefetch.c (compute_miss_rate): Return 1000 (out of 1000) for miss rate if the address diference is greater than or equal to the cache line size (the two reference will never hit the same cache line). 2010-07-02 Bernd Schmidt PR target/42835 * config/arm/arm-modes.def (CC_NOTB): New mode. * config/arm/arm.c (get_arm_condition_code): Handle it. * config/arm/thumb2.md (thumb2_compare_scc): Delete pattern. * config/arm/arm.md (subsi3_compare0_c): New pattern. (compare_scc): Now a define_and_split. Add a number of extra splitters before it. PR target/42172 * config/arm/arm.c (thumb1_rtx_costs): Improve support for SIGN_EXTEND and ZERO_EXTEND. (arm_rtx_costs_1): Likewise. (arm_size_rtx_costs): Use arm_rtx_costs_1 for these codes. * config/arm/arm.md (is_arch6): New attribute. (zero_extendhisi2, zero_extendqisi2, extendhisi2, extendqisi2): Tighten the code somewhat, avoiding invalid RTL to occur in the expander patterns. (thumb1_zero_extendhisi2): Merge with thumb1_zero_extendhisi2_v6. (thumb1_zero_extendhisi2_v6): Delete. (thumb1_extendhisi2): Merge with thumb1_extendhisi2_v6. (thumb1_extendhisi2_v6): Delete. (thumb1_extendqisi2): Merge with thumb1_extendhisi2_v6. (thumb1_extendqisi2_v6): Delete. (zero_extendhisi2 for register input splitter): New. (zero_extendqisi2 for register input splitter): New. (thumb1_extendhisi2 for register input splitter): New. (extendhisi2 for register input splitter): New. (extendqisi2 for register input splitter): New. (TARGET_THUMB1 extendqisi2 for memory input splitter): New. (arm_zero_extendhisi2): Allow nonimmediate_operand for operand 1, and add support for a register alternative requiring a split. (thumb1_zero_extendqisi2): Likewise. (arm_zero_extendqisi2): Likewise. (arm_extendhisi2): Likewise. (arm_extendqisi2): Likewise. 2010-07-02 Sandra Loosemore * config/arm/arm.c (neon_vdup_constant): Expand into canonical RTL instead of an unspec. (neon_expand_vector_init): Likewise. * config/arm/neon.md (UNSPEC_VCOMBINE): Delete. (UNSPEC_VDUP_LANE): Delete. (UNSPEC VDUP_N): Delete. (UNSPEC_VGET_HIGH): Delete. (UNSPEC_VGET_LANE): Delete. (UNSPEC_VGET_LOW): Delete. (UNSPEC_VMVN): Delete. (UNSPEC_VSET_LANE): Delete. (V_double_vector_mode): New. (vec_set_internal): Make code emitted match that for the corresponding intrinsics. (vec_setv2di_internal): Likewise. (neon_vget_lanedi): Rewrite to expand into emit_move_insn. (neon_vget_lanev2di): Rewrite to expand into vec_extractv2di. (neon_vset_lane): Combine double and quad patterns and expand into vec_set_internal instead of UNSPEC_VSET_LANE. (neon_vset_lanedi): Rewrite to expand into emit_move_insn. (neon_vdup_n): Rewrite RTL without unspec. (neon_vdup_ndi): Rewrite as define_expand and use emit_move_insn. (neon_vdup_nv2di): Rewrite RTL without unspec and merge with with neon_vdup_lanev2di, adjusting the pattern from the latter to be predicable for consistency. (neon_vdup_lane_internal): New. (neon_vdup_lane): Turn into a define_expand and rewrite to avoid using an unspec. (neon_vdup_lanedi): Rewrite RTL pattern to avoid unspec. (neon_vdup_lanev2di): Turn into a define_expand. (neon_vcombine): Rewrite pattern to eliminate UNPSEC_VCOMBINE. (neon_vget_high): Replace with.... (neon_vget_highv16qi): New pattern using canonical RTL. (neon_vget_highv8hi): Likewise. (neon_vget_highv4si): Likewise. (neon_vget_highv4sf): Likewise. (neon_vget_highv2di): Likewise. (neon_vget_low): Replace with.... (neon_vget_lowv16qi): New pattern using canonical RTL. (neon_vget_lowv8hi): Likewise. (neon_vget_lowv4si): Likewise. (neon_vget_lowv4sf): Likewise. (neon_vget_lowv2di): Likewise. * config/arm/neon.ml (Vget_lane): Add No_op attribute to suppress test for this emitting vmov. (Vset_lane): Likewise. (Vdup_n): Likewise. (Vmov_n): Likewise. * doc/arm-neon-intrinsics.texi: Regenerated. 2010-07-02 Sandra Loosemore * config/arm/neon.md (vec_extractv2di): Correct error in register numbering to reconcile with neon_vget_lanev2di. 2010-07-02 Richard Guenther * tree-ssa-structalias.c (pt_solution_set_var): New function. * tree-ssa-alias.h (pt_solution_set_var): Declare. * tree-ssa-loop-ivopts.c (copy_ref_info): Also copy or create points-to information. 2010-07-02 Christian Borntraeger * config/s390/s390.c (override_options): Adopt prefetching at -O3 to handle flag_prefetch_loop_arrays as a tristate. 2010-07-02 Jan Hubicka * df-problems.c (df_kill_notes): Do not collect dead notes. (df_set_note): Just call add_reg_note. (df_set_unused_notes_for_mw, df_set_dead_notes_for_mw, df_create_unused_note): Do not deal with lists of old notes. (df_note_bb_compute): Likewise. 2010-07-02 Richard Guenther * tree-ssa-structalias.c (find_func_aliases): Handle pointer alignment via BIT_AND_EXPR. * tree-vrp.c (extract_range_from_binary_expr): Likewise. 2010-07-02 Richard Guenther * tree-data-ref.c (initialize_data_dependence_relation): Handle mismatching number of dimensions properly. 2010-07-02 Ulrich Weigand PR target/44707 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Recognize (lo_sum (high ...) ...) patterns generated by earlier passes. 2010-07-02 Rainer Orth * doc/install.texi (Prerequisites): Document Perl requirement on Solaris 2. (Specific, *-*-solaris2*): Document GNU c++filt requirement. 2010-07-02 Richard Guenther PR middle-end/44777 * tree-cfg.c (gimple_block_ends_with_call_p): Handle empty BBs. 2010-07-02 Jan Hubicka PR middle-end/44706 * predict.c (predict_paths_for_bb): Handle case when control dependence BB has only abnormal edges. 2010-07-02 Richard Guenther PR tree-optimization/44748 * tree-ssa-ccp.c (fold_const_aggregate_ref): Properly handle the embedded conversion in MEM_REFs. 2010-07-01 López-Ibáñez * reload.c: Include toplev.h. * recog.c: Likewise. * Makefile.in: Adjust dependencies. 2010-07-01 Jakub Jelinek PR debug/44694 * dwarf2out.c (reg_loc_descriptor): For eliminated arg_pointer_rtx or frame_pointer_rtx use DW_OP_fbreg offset DW_OP_stack_value. 2010-07-01 Richard Guenther * emit-rtl.c (set_mem_attributes_minus_bitpos): Use unsigned types for offsets. 2010-07-01 Joern Rennecke PR target/44732 * config/ia64/ia64.c (ia64_register_move_cost): Remove stray '{'. Fix argument types. 2010-07-01 Bernd Schmidt PR target/44727 * config/i386/i386.md (peephole2 for arithmetic ops with memory): Make sure operand 0 dies. 2010-07-01 Richard Guenther PR middle-end/42834 PR middle-end/44468 * doc/gimple.texi (is_gimple_mem_ref_addr): Document. * doc/generic.texi (References to storage): Document MEM_REF. * tree-pretty-print.c (dump_generic_node): Handle MEM_REF. (print_call_name): Likewise. * tree.c (recompute_tree_invariant_for_addr_expr): Handle MEM_REF. (build_simple_mem_ref_loc): New function. (mem_ref_offset): Likewise. * tree.h (build_simple_mem_ref_loc): Declare. (build_simple_mem_ref): Define. (mem_ref_offset): Declare. * fold-const.c: Include tree-flow.h. (operand_equal_p): Handle MEM_REF. (build_fold_addr_expr_with_type_loc): Likewise. (fold_comparison): Likewise. (fold_unary_loc): Fold VIEW_CONVERT_EXPR > to MEM_REF . (fold_binary_loc): Fold MEM[&MEM[p, CST1], CST2] to MEM[p, CST1 + CST2], fold MEM[&a.b, CST2] to MEM[&a, offsetof (a, b) + CST2]. * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle MEM_REF. (ptr_deref_may_alias_ref_p_1): Likewise. (ao_ref_base_alias_set): Properly differentiate base object for offset and TBAA. (ao_ref_init_from_ptr_and_size): Use MEM_REF. (indirect_ref_may_alias_decl_p): Handle MEM_REFs properly. (indirect_refs_may_alias_p): Likewise. (refs_may_alias_p_1): Likewise. Remove pointer SSA name def chasing code. (ref_maybe_used_by_call_p_1): Handle MEM_REF. (call_may_clobber_ref_p_1): Likewise. * dwarf2out.c (loc_list_from_tree): Handle MEM_REF. * expr.c (expand_assignment): Handle MEM_REF. (store_expr): Handle MEM_REFs from STRING_CSTs. (store_field): If expanding a MEM_REF of a non-addressable decl use bitfield operations. (get_inner_reference): Handle MEM_REF. (expand_expr_addr_expr_1): Likewise. (expand_expr_real_1): Likewise. * tree-eh.c (tree_could_trap_p): Handle MEM_REF. * alias.c (ao_ref_from_mem): Handle MEM_REF. (get_alias_set): Likewise. Properly handle VIEW_CONVERT_EXPRs. * tree-data-ref.c (dr_analyze_innermost): Handle MEM_REF. (dr_analyze_indices): Likewise. (dr_analyze_alias): Likewise. (object_address_invariant_in_loop_p): Likewise. * gimplify.c (mark_addressable): Handle MEM_REF. (gimplify_cond_expr): Build MEM_REFs. (gimplify_modify_expr_to_memcpy): Likewise. (gimplify_init_ctor_preeval_1): Handle MEM_REF. (gimple_fold_indirect_ref): Adjust. (gimplify_expr): Handle MEM_REF. Gimplify INDIRECT_REF to MEM_REF. * tree.def (MEM_REF): New tree code. * tree-dfa.c: Include toplev.h. (get_ref_base_and_extent): Handle MEM_REF. (get_addr_base_and_unit_offset): New function. * emit-rtl.c (set_mem_attributes_minus_bitpos): Handle MEM_REF. * gimple-fold.c (may_propagate_address_into_dereference): Handle MEM_REF. (maybe_fold_offset_to_array_ref): Allow possibly out-of bounds accesses if the array has just one dimension. Remove always true parameter. Do not require type compatibility here. (maybe_fold_offset_to_component_ref): Remove. (maybe_fold_stmt_indirect): Remove. (maybe_fold_reference): Remove INDIRECT_REF handling. Fold back to non-MEM_REF. (maybe_fold_offset_to_address): Simplify. Deal with type mismatches here. (maybe_fold_reference): Likewise. (maybe_fold_stmt_addition): Likewise. Also handle &ARRAY + I in addition to &ARRAY[0] + I. (fold_gimple_assign): Handle ADDR_EXPR of MEM_REFs. (gimple_get_relevant_ref_binfo): Handle MEM_REF. * cfgexpand.c (expand_debug_expr): Handle MEM_REF. * tree-ssa.c (useless_type_conversion_p): Make most pointer conversions useless. (warn_uninitialized_var): Handle MEM_REF. (maybe_rewrite_mem_ref_base): New function. (execute_update_addresses_taken): Implement re-writing of MEM_REFs to SSA form. * tree-inline.c (remap_gimple_op_r): Handle MEM_REF, remove INDIRECT_REF handling. (copy_tree_body_r): Handle MEM_REF. * gimple.c (is_gimple_addressable): Adjust. (is_gimple_address): Likewise. (is_gimple_invariant_address): ADDR_EXPRs of MEM_REFs with invariant base are invariant. (is_gimple_min_lval): Adjust. (is_gimple_mem_ref_addr): New function. (get_base_address): Handle MEM_REF. (count_ptr_derefs): Likewise. (get_base_loadstore): Likewise. * gimple.h (is_gimple_mem_ref_addr): Declare. (gimple_call_fndecl): Handle invariant MEM_REF addresses. * tree-cfg.c (verify_address): New function, split out from ... (verify_expr): ... here. Use for verifying ADDR_EXPRs and the address operand of MEM_REFs. Verify MEM_REFs. Reject INDIRECT_REFs. (verify_types_in_gimple_min_lval): Handle MEM_REF. Disallow INDIRECT_REF. Allow conversions. (verify_types_in_gimple_reference): Verify VIEW_CONVERT_EXPR of a register does not change its size. (verify_types_in_gimple_reference): Verify MEM_REF. (verify_gimple_assign_single): Disallow INDIRECT_REF. Handle MEM_REF. * tree-ssa-operands.c (opf_non_addressable, opf_not_non_addressable): New. (mark_address_taken): Handle MEM_REF. (get_indirect_ref_operands): Pass through opf_not_non_addressable. (get_asm_expr_operands): Pass opf_not_non_addressable. (get_expr_operands): Handle opf_[not_]non_addressable. Handle MEM_REF. Remove INDIRECT_REF handling. * tree-vrp.c (check_array_ref): Handle MEM_REF. (search_for_addr_array): Likewise. (check_array_bounds): Likewise. (vrp_stmt_computes_nonzero): Adjust for MEM_REF. * tree-ssa-loop-im.c (for_each_index): Handle MEM_REF. (ref_always_accessed_p): Likewise. (gen_lsm_tmp_name): Likewise. Handle ADDR_EXPR. * tree-complex.c (extract_component): Do not handle INDIRECT_REF. Handle MEM_REF. * cgraphbuild.c (mark_load): Properly check for NULL result from get_base_address. (mark_store): Likewise. * tree-ssa-loop-niter.c (array_at_struct_end_p): Handle MEM_REF. * tree-loop-distribution.c (generate_builtin): Exchange INDIRECT_REF handling for MEM_REF. * tree-scalar-evolution.c (follow_ssa_edge_expr): Handle &MEM[ptr + CST] similar to POINTER_PLUS_EXPR. * builtins.c (stabilize_va_list_loc): Use the function ABI valist type if we couldn't canonicalize the argument type. Always dereference with the canonical va-list type. (maybe_emit_free_warning): Handle MEM_REF. (fold_builtin_memory_op): Simplify and handle MEM_REFs in folding memmove to memcpy. * builtins.c (fold_builtin_memory_op): Use ref-all types for all memcpy foldings. * omp-low.c (build_receiver_ref): Adjust for MEM_REF. (build_outer_var_ref): Likewise. (scan_omp_1_op): Likewise. (lower_rec_input_clauses): Likewise. (lower_lastprivate_clauses): Likewise. (lower_reduction_clauses): Likewise. (lower_copyprivate_clauses): Likewise. (expand_omp_atomic_pipeline): Likewise. (expand_omp_atomic_mutex): Likewise. (create_task_copyfn): Likewise. * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle MEM_REF. Remove old union trick. Initialize constant offsets. (ao_ref_init_from_vn_reference): Likewise. Do not handle INDIRECT_REF. Init base_alias_set properly. (vn_reference_lookup_3): Replace INDIRECT_REF handling with MEM_REF. (vn_reference_fold_indirect): Adjust for MEM_REFs. (valueize_refs): Fold MEM_REFs. Re-evaluate constant offset for ARRAY_REFs. (may_insert): Remove. (visit_reference_op_load): Do not test may_insert. (run_scc_vn): Remove parameter, do not fiddle with may_insert. * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add a field to store the constant offset this op applies. (run_scc_vn): Adjust prototype. * cgraphunit.c (thunk_adjust): Adjust for MEM_REF. * tree-ssa-ccp.c (ccp_fold): Replace INDIRECT_REF folding with MEM_REF. Propagate &foo + CST as &MEM[&foo, CST]. Do not bother about volatile qualifiers on pointers. (fold_const_aggregate_ref): Handle MEM_REF, do not handle INDIRECT_REF. * tree-ssa-loop-ivopts.c * tree-ssa-loop-ivopts.c (determine_base_object): Adjust for MEM_REF. (strip_offset_1): Likewise. (find_interesting_uses_address): Replace INDIRECT_REF handling with MEM_REF handling. (get_computation_cost_at): Likewise. * ipa-pure-const.c (check_op): Handle MEM_REF. * tree-stdarg.c (check_all_va_list_escapes): Adjust for MEM_REF. * tree-ssa-sink.c (is_hidden_global_store): Handle MEM_REF and constants. * ipa-inline.c (likely_eliminated_by_inlining_p): Handle MEM_REF. * tree-parloops.c (take_address_of): Adjust for MEM_REF. (eliminate_local_variables_1): Likewise. (create_call_for_reduction_1): Likewise. (create_loads_for_reductions): Likewise. (create_loads_and_stores_for_name): Likewise. * matrix-reorg.c (may_flatten_matrices_1): Sanitize. (ssa_accessed_in_tree): Handle MEM_REF. (ssa_accessed_in_assign_rhs): Likewise. (update_type_size): Likewise. (analyze_accesses_for_call_stmt): Likewise. (analyze_accesses_for_assign_stmt): Likewise. (transform_access_sites): Likewise. (transform_allocation_sites): Likewise. * tree-affine.c (tree_to_aff_combination): Handle MEM_REF. * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Do not handle INDIRECT_REF. * tree-ssa-phiopt.c (add_or_mark_expr): Handle MEM_REF. (cond_store_replacement): Likewise. * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle MEM_REF, no not handle INDIRECT_REFs. (insert_into_preds_of_block): Properly initialize avail. (phi_translate_1): Fold MEM_REFs. Re-evaluate constant offset for ARRAY_REFs. Properly handle reference lookups that require a bit re-interpretation. (can_PRE_operation): Do not handle INDIRECT_REF. Handle MEM_REF. * tree-sra.c (build_access_from_expr_1): Handle MEM_REF. (build_ref_for_offset_1): Remove. (build_ref_for_offset): Build MEM_REFs. (gate_intra_sra): Disable for now. (sra_ipa_modify_expr): Handle MEM_REF. (ipa_early_sra_gate): Disable for now. * tree-sra.c (create_access): Swap INDIRECT_REF handling for MEM_REF handling. (disqualify_base_of_expr): Likewise. (ptr_parm_has_direct_uses): Swap INDIRECT_REF handling for MEM_REF handling. (sra_ipa_modify_expr): Remove INDIRECT_REF handling. Use mem_ref_offset. Remove bogus folding. (build_access_from_expr_1): Properly handle MEM_REF for non IPA-SRA. (make_fancy_name_1): Add support for MEM_REF. * tree-predcom.c (ref_at_iteration): Handle MEM_REFs. * tree-mudflap.c (mf_xform_derefs_1): Adjust for MEM_REF. * ipa-prop.c (compute_complex_assign_jump_func): Handle MEM_REF. (compute_complex_ancestor_jump_func): Likewise. (ipa_analyze_virtual_call_uses): Likewise. * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Replace INDIRECT_REF folding with more generalized MEM_REF folding. (tree_ssa_forward_propagate_single_use_vars): Adjust accordingly. (forward_propagate_addr_into_variable_array_index): Also handle &ARRAY + I in addition to &ARRAY[0] + I. * tree-ssa-dce.c (ref_may_be_aliased): Handle MEM_REF. * tree-ssa-ter.c (find_replaceable_in_bb): Avoid TER if that creates assignments with overlap. * tree-nested.c (get_static_chain): Adjust for MEM_REF. (get_frame_field): Likewise. (get_nonlocal_debug_decl): Likewise. (convert_nonlocal_reference_op): Likewise. (struct nesting_info): Add mem_refs pointer-set. (create_nesting_tree): Allocate it. (convert_local_reference_op): Insert to be folded mem-refs. (fold_mem_refs): New function. (finalize_nesting_tree_1): Perform defered folding of mem-refs (free_nesting_tree): Free the pointer-set. * tree-vect-stmts.c (vectorizable_store): Adjust for MEM_REF. (vectorizable_load): Likewise. * tree-ssa-phiprop.c (phiprop_insert_phi): Adjust for MEM_REF. (propagate_with_phi): Likewise. * tree-object-size.c (addr_object_size): Handle MEM_REFs instead of INDIRECT_REFs. (compute_object_offset): Handle MEM_REF. (plus_stmt_object_size): Handle MEM_REF. (collect_object_sizes_for): Dispatch to plus_stmt_object_size for &MEM_REF. * tree-flow.h (get_addr_base_and_unit_offset): Declare. (symbol_marked_for_renaming): Likewise. * Makefile.in (tree-dfa.o): Add $(TOPLEV_H). (fold-const.o): Add $(TREE_FLOW_H). * tree-ssa-structalias.c (get_constraint_for_1): Handle MEM_REF. (find_func_clobbers): Likewise. * ipa-struct-reorg.c (decompose_indirect_ref_acc): Handle MEM_REF. (decompose_access): Likewise. (replace_field_acc): Likewise. (replace_field_access_stmt): Likewise. (insert_new_var_in_stmt): Likewise. (get_stmt_accesses): Likewise. (reorg_structs_drive): Disable. * config/i386/i386.c (ix86_va_start): Adjust for MEM_REF. (ix86_canonical_va_list_type): Likewise. 2010-06-30 Joern Rennecke PR other/44566 * coretypes.h [!USED_FOR_TARGET] (reg_class_t): Define. * target.def (struct gcc_target): Replace enum reg_class with reg_class_t in hook argument / return types. * doc/tm.texi.in (TARGET_SECONDARY_RELOAD): Likewise. (TARGET_IRA_COVER_CLASSES, TARGET_MEMORY_MOVE_COST): Likewise. (TARGET_BRANCH_TARGET_REGISTER_CLASS): Likewise. * targhooks.h (default_branch_target_register_class): Likewise. (default_ira_cover_classes, default_secondary_reload): Likewise. (default_memory_move_cost, default_register_move_cost): Likewise. * targhooks.c (default_branch_target_register_class): Likewise. (default_ira_cover_classes, default_secondary_reload): Likewise. (default_memory_move_cost, default_register_move_cost): Likewise. * reload.c (push_secondary_reload, secondary_reload_class): Likewise. * bt-load.c (branch_target_load_optimize): Likewise. * ira.c (setup_cover_and_important_classes): Likewise. * ira-costs.c (copy_cost): Likewise. * reload1.c (emit_input_reload_insns): Likewise. * config/alpha/alpha.c (alpha_secondary_reload): Likewise. * config/frv/frv.c (frv_secondary_reload): Likewise. * config/s390/s390.c (s390_secondary_reload): Likewise. * config/i386/i386.c (i386_ira_cover_classes): Likewise. (ix86_secondary_reload, ix86_memory_move_cost): Likewise. (ix86_register_move_cost): Likewise. * config/sh/sh-protos.h (sh_secondary_reload): Likewise. * config/sh/sh.c (sh_target_reg_class, sh_secondary_reload): Likewise. * config/xtensa/xtensa.c (xtensa_secondary_reload): Likewise. * config/xtensa/xtensa-protos.h (xtensa_secondary_reload): Likewise. * config/rs6000/rs6000.c (rs6000_secondary_reload): Likewise. (rs6000_ira_cover_classes): Likewise. * config/picochip/picochip.c (picochip_secondary_reload): Likewise. * config/picochip/picochip-protos.h (picochip_secondary_reload): Likewise. * config/pa/pa.c (pa_secondary_reload): Likewise. * config/mips/mips.c (mips_ira_cover_classes): Likewise. * config/bfin/bfin.c (bfin_secondary_reload): Likewise. * config/ia64/ia64.c (ia64_register_move_cost): Likewise. * doc/tm.texi: Regenerate. 2010-06-30 Sebastian Pop PR bootstrrap/44726 * graphite-sese-to-poly.c (build_poly_dr): Avoid uninitialized use. (build_alias_set_optimal_p): Likewise. (build_base_obj_set_for_drs): Likewise. 2010-06-30 Joern Rennecke * target.def: Remove comment about licensing problems of function declarations. * target.def (declare_constant_name): Change exp to expr. Use DEFHOOK. * doc/tm.texi.in (TARGET_ASM_DECLARE_CONSTANT_NAME): Use @hook. * doc/tm.texi: Regenerate. * target.def (builtin_reciprocal): Change tm_fn to md_fn. Use DEFHOOK. * doc/tm.texi.in (TARGET_BUILTIN_RECIPROCAL): Use @hook. * target.def (enum_va_list_p): Use DEFHOOK. * doc/tm.texi.in (TARGET_ENUM_VA_LIST_P): Use @hook. Rename ptype to ptree. * doc/tm.texi: Regenerate. * target.def (fold_builtin): Rename nargs to n_args. Use DEFHOOK. * doc/tm.texi.in (TARGET_FOLD_BUILTIN): Use @hook. * doc/tm.texi: Regenerate. * target.def (memory_move_cost): Use DEFHOOK. * doc/tm.texi.in (TARGET_MEMORY_MOVE_COST): Use @hook. Rename regclass AKA class to rclass. * doc/tm.texi: Regenerate. * target.def (pragma_parse): Use DEFHOOK. * doc/tm.texi.in (TARGET_OPTION_PRAGMA_PARSE): Use @hook. s/TARGET_VALID_OPTION_ATTRIBUTE_P/TARGET_OPTION_VALID_ATRIBUTE_P/ . * doc/tm.texi: Regenerate. * target.def (pass_by_reference): Use DEFHOOK. * doc/tm.texi.in (TARGET_PASS_BY_REFERENCE): Use @hook. * doc/tm.texi: Regenerate. * target.def (resolve_overloaded_builtin): Rename params to arglist. Use DEFHOOK. * doc/tm.texi.in (TARGET_RESOLVE_OVERLOADED_BUILTIN): Use @hook. * doc/tm.texi: Regenerate. * target.def (return_pops_args): Use DEFHOOK. * doc/tm.texi.in (TARGET_RETURN_POPS_ARGS): Use @hook. Rename stack-size to size. * doc/tm.texi: Regenerate. * target.def (dfa_new_cycle): Use DEFHOOK. Rename dump_file to dump, last-sched_cycle to last_clock, cur_cycle to clock. * doc/tm.texi.in: Use @hook. * doc/tm.texi: Regenerate. * target.def (print_operand, print_operand_address): Update comment. (print_operand_punct_valid_p): Likewise. 2010-06-30 Manuel López-Ibáñez * toplev.h (_fatal_insn_not_found, _fatal_insn): Move declarations to rtl.h. (error_for_asm, warning_for_asm): Move declarations to rtl-error.h. * rtl.h (_fatal_insn_not_found, _fatal_insn): Move declarations here. * rtl-error.h: New. * regrename.c: Do not include toplev.h. Include rtl-error.h. * rtl-error.c: Likewise. * reload.c: Likewise. * recog.c: Likewise. * sel-sched.c: Likewise. * function.c: Likewise. * reg-stack.c: Likewise. * cfgrtl.c: Likewise. * reload1.c: Likewise. * final.c: Include rtl-error. * Makefile.in: Adjust dependencies. 2010-06-30 Jan Hubicka PR middle-end/PR44706 * ipa-split (split_function): Refine conditions when to use DECL_RESULT to return the value. 2010-06-30 Michael Matz PR bootstrap/44699 * tree-vrp.c (vrp_finalize): Deal with changing num_ssa_names. * gimple-fold.c (gimplify_and_update_call_from_tree): If LHS is a gimple reg, attach the original VDEF to the last store in the sequence. 2010-06-30 Iain Sandoe PR other/44034 * config/darwin.c (darwin_override_options): Use renamed targetm.asm_out.emit_unwind_label. 2010-06-30 Bernd Schmidt PR tree-optimization/39799 * tree-inline.c (remap_ssa_name): Initialize variable only if SSA_NAME_OCCURS_IN_ABNORMAL_PHI. 2010-06-30 Nathan Froyd * c-parser.c (c_parser_omp_for_loop): Use a VEC for for_block. 2010-06-30 Richard Guenther PR target/44722 * config/i386/i386.md (peephole2 for fix:SSEMODEI24): Guard against oscillation with reverse peephole2. 2010-06-30 H.J. Lu PR target/44721 * config/i386/i386.md (peephole2 for arithmetic ops with memory): Fix last commit. 2010-06-30 Nick Clifton * config/rx/rx-modes.def: New file. * config/rx/rx.h (FIRST_PSEUDO_REGISTER): Increase to 17. (CC_REGNUM): Define. (FIXED_REGISTERS, CALL_USED_REGISTERS, REGISTER_NAMES): Add cc register. (CC_NO_CARRY, NOTICE_UPDATE_CC): Delete. (SELECT_CC_MODE): Define. * config/rx/rx.md (CC_REG): Define. Update all patterns to use (reg:CC CC_REG) instead of (cc0). (attr "cc"): Delete. (cbranchsi4): Do not split compare and branch here. Instead move it to... (cbranchsi4_): ... here. New patterns. (cmpsi): Call rx-compare_redundant to find out if it is necessary to emit the compare instruction. * config/rx/rx.c (rx_gen-cond_branch_template): Remove tests of cc_status flags. (rx_get_stack_layout): Iterate up to before CC_REGNUM not FIRST_PSEUDO_REGNUM. (rx_expand_prologue, rx_expand_epilogue): Likewise. (rx_notice_update_cc): Delete. (rx_cc_modes_compatible): New function. (flags_needed_for_conditional): New function. (flags_from_mode): New function. (rx_compare_redundant): New function - scans backwards through insn list to find out if condition flags are already set correctly. (TARGET_CC_MODES_COMPATIBLE): Define. * config/rx/rx-protos.h (rx_compare_redundant): Prototype. * config/rx/rx.h (BRANCH_COST): Define. (REGISTER_MOVE_COST): Define. * config/rx/predicates (rx_source_operand): Allow all constant types. * config/rx/rx.md (addsi3): Add alternative for swapped operands. (tstsi4): New pattern. * config/rx/rx.c (rx_memory_move_cost): Define. (TARGET_MEMORY_MOVE_COST): Define. 2010-06-30 Manuel López-Ibáñez * tree.h (block_may_fallthru): Declare here. * tree-flow.h (block_may_fallthru): Do not declare here. * c-typeck.c: Do not include tree-flow.h. Include gimple.h and bitmap.h * Makefile.in (c-typeck.o): Update dependencies. 2010-06-30 Jakub Jelinek PR debug/44694 * cselib.h (cselib_preserve_cfa_base_value): Add regno argument. * cselib.c (cfa_base_preserved_regno): New static variable. (cselib_reset_table): Don't reset cfa_base_preserved_regno instead of REGNO (cfa_base_preserved_val->locs->loc). (cselib_preserve_cfa_base_value): Add regno argument, set cfa_base_preserved_regno to it. (cselib_invalidate_regno): Allow removal of registers other than cfa_base_preserved_regno from cfa_base_preserved_val. (cselib_finish): Set cfa_base_preserved_regno to INVALID_REGNUM. * var-tracking.c (adjust_mems): Replace sp or hfp even outside of MEM addresses, if not on LHS. (reverse_op): Don't add reverse ops for cfa_base_rtx. (vt_init_cfa_base): Adjust cselib_preserve_cfa_base_value caller. 2010-06-30 Bernd Schmidt * recog.c (peep2_do_rebuild_jump_labels, peep2_do_cleanup_cfg): New static variables. (peep2_buf_position): New static function. (peep2_regno_dead_p, peep2_reg_dead_p, peep2_find_free_register, peephole2_optimize): Use it. (peep2_attempt, peep2_update_life): New static functions, broken out of peephole2_optimize. (peep2_fill_buffer): New static function. (peephole2_optimize): Change the main loop to try to fill the buffer with the maximum number of insns before matching them against peepholes. Use a forward scan. Remove special case for targets with conditional execution. * genrecog.c (change_state): Delete dead code. * config/i386/i386.md (peephole2 for arithmetic ops with memory): Rewrite so as not to expect the second insn to have had a peephole applied yet. 2010-06-29 Nathan Froyd * genhooks.c (emit_findices): Cast field precision to int. (emit_documentation): Likewise. 2010-06-29 Jakub Jelinek PR tree-optimization/43801 * cgraph.c (cgraph_create_virtual_clone): Clear DECL_SECTION_NAME if old_decl was DECL_ONE_ONLY. PR debug/44668 * dwarf2out.c (add_accessibility_attribute): New function. (gen_subprogram_die, gen_variable_die, gen_field_die): Use it instead of adding DW_AT_accessibility manually. (gen_enumeration_type_die, gen_struct_or_union_type_die, gen_typedef_die): Use it. 2010-06-29 Douglas B Rupp * vmsdbgout.c (full_name): Just output the file name if not native. 2010-06-29 Douglas B Rupp * vmsdbgout.c (func_table): Replace with VEC func{nam,num}_tables. (funcnam_table): New static table. (funcnum_table): New static table. (write_rtnbeg): Write value saved in funcnum_table. (write_rtnend): Write value saved in funcnum_table. (vmsdbgout_begin_function): Save current function info in (vmsdbgout_init): Initialize func{nam,num}_tables. Minor reformatting. (vmsdbgout_finish): Iterate over funcnum_table. 2010-06-29 Douglas B Rupp * vmsdbgout.c (vmsdbgout_begin_epilogue): Declare (vmsdbgout_type_decl): Declare (vmsdbg_debug_hooks): Add entry for type_decl and begin_epilogue. (FUNC_EPILOGUE_LABEL): New macro (vmsdbgout_begin_epilogue): New function. (vmsdbgout_type_decl): New function. 2010-06-29 Douglas B Rupp * vmsdbg.h: Update copyright. 2010-06-29 Douglas B Rupp * vmsdbg.h (DST_K_TBG): New DST constant. * vmsdbgout.c (addr_const_to_string): Removed, not referenced. (write_modbeg): Cast module_language to avoid warning. (write_rtnbeg): Use DST_K_TBG vice magic mystery number. 2010-06-29 Joern Rennecke PR other/44034 * target.def, doc/tm.texi.in, genhooks.c: New files. * target.h: Instead of defining individual hook members, define DEFHOOKPOD / DEFHOOK / DEFHOOK_UNDOC / HOOKSTRUCT and include target.def. * target-def.h: Instead of defining individual hook initializers, include target-hooks-def.h. * df-scan.c, haifa-sched.c, sel-sched.c: Rename targetm members: targetm.live_on_entry -> targetm.extra_live_on_entry targetm.sched.md_finish ->targetm.sched.finish targetm.sched.md_init -> targetm.sched.init targetm.sched.md_init_global -> targetm.sched.init_global targetm.asm_out.unwind_label -> targetm.asm_out.emit_unwind_label targetm.asm_out.except_table_label -> targetm.asm_out.emit_except_table_label targetm.asm_out.visibility -> targetm.asm_out.assemble_visibility targetm.target_help -> targetm.help targetm.vectorize.builtin_support_vector_misalignment -> targetm.vectorize.support_vector_misalignment targetm.file_start_app_off -> targetm.asm_file_start_app_off targetm.file_start_file_directive -> targetm.asm_file_start_file_directive * dwarf2out.c, opts.c, tree-vect-data-refs.c, except.c: Likewise. * varasm.c, config/alpha/alpha.c, config/cris/cris.c: Likewise. * config/spu/spu.c, config/ia64/ia64.c: Rename target macros: TARGET_VECTOR_ALIGNMENT_REACHABLE -> TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE TARGET_SUPPORT_VECTOR_MISALIGNMENT -> TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT TARGET_UNWIND_EMIT -> TARGET_ASM_UNWIND_EMIT * config/rs6000/rs6000.c, config/arm/arm.c: Likewise. * Makefile.in (TARGET_H): Depend on target.def. (TARGET_DEF_H): Depend on target-hooks-def.h. (target-hooks-def.h, tm.texi, s-target-hooks-def-h): New rules. (s-tm-texi, build/genhooks.o, build/genhooks): Likewise. * doc/tm.texi: Regenerate. * Makefile.in (s-tm-texi): Remove stray tab / rule. * config/m68k/m68k.c (targetm.sched.init_global): Update comment. (targetm.sched.init): Likewise. 2010-06-29 Nathan Froyd PR bootstrap/44713 * config/i386/i386.c (type_natural_mode): Const-ify CUM parameter. (function_arg_advance_32): Const-ify TYPE parameter. (function_arg_advance_64): Likewise. Change type of NAMED to bool. (ix86_function_arg_advance): Change type of NAMED to bool. (function_arg_32): Const-ify CUM and TYPE parameters. (function_arg_64): Likewise. Change type of NAMED to bool. (function_arg_ms_64): Const-ify CUM parameter. Change type of NAMED to bool. (ix86_function_arg): Change type of NAMED to bool. (ix86_setup_incoming_varargs): Call ix86_function_arg_advance. Pass last argument as a bool. 2010-06-29 Joern Rennecke * doc/tm.texi (TARGET_OPTION_OVERRIDE): Document. (OVERRIDE_OPTIONS): Add note of obsolescence. Replace references with references to TARGET_OPTION_OVERRIDE. (Except for C_COMMON_OVERRIDE_OPTIONS, which remains similar to the macro). * targhooks.c (default_target_option_override): New function. * targhooks.h (default_target_option_override): Declare. * target.h (struct gcc_target): Add override member to target_option member. * toplev.c (process_options): Replace OVERRIDE_OPTIONS use with targetm.target_option.override call. * target-def.h (TARGET_OPTION_OVERRIDE): Define. (TARGET_OPTION_HOOKS): Add TARGET_OPTION_OVERRIDE. 2010-06-29 Jan Hubicka * tree-inline.c: Replace incomming by incomin and clonning by cloning. 2010-06-29 Jan Hubicka * predict.c (propagate_freq): Clear EXIT_BLOCK_PTR frequency if it is unreachable. (rebuild_frequencies): New function. * predict.h (rebuild_frequencies): Declare. * tree-inline.c (copy_cfg_body): Compute properly count & frequency of entry block and edge reaching new_entry. (tree_function_versioning): When doing partial cloning, rebuild frequencies when done. * passes.c (execute_function_todo): Use rebild_frequencies. 2010-06-29 Richard Guenther * tree-dfa.c (dump_variable): Remove noalias_state dumping. * tree-flow.h (enum noalias_state): Remove. (struct var_ann_d): Remove noalias_state member. 2010-06-29 Bernd Schmidt PR target/43902 * config/arm/arm.md (maddsidi4, umaddsidi4): New expanders. (maddhisi4): Renamed from mulhisi3addsi. Operands renumbered. (maddhidi4): Likewise. Revert parts of the change for PR25130. * cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare MEM_ALIAS_SET. 2010-06-29 Nathan Froyd * calls.c, dse.c, expr.c, function.c: Call targetm.calls.function_arg, targetm.calls.function_incoming_arg, and targetm.calls.function_arg_advance instead of FUNCTION_ARG, FUNCTION_INCOMING_ARG, and FUNCTION_ARG_ADVANCE, respectively. * target.h (struct gcc_target): Add function_arg_advance, function_arg, and function_incoming_arg fields. * target-def.h (TARGET_FUNCTION_ARG_ADVANCE, TARGET_FUNCTION_ARG): (TARGET_FUNCTION_INCOMING_ARG): Define. (TARGET_CALLS): Add TARGET_FUNCTION_ARG_ADVANCE, TARGET_FUNCTION_ARG, and TARGET_FUNCTION_INCOMING_ARG. * targhooks.h (default_function_arg_advance): Declare. (default_function_arg, default_function_incoming_arg): Declare. * targhooks.c (default_function_arg_advance): New function. (default_function_arg, default_function_incoming_arg): New function. * config/i386/i386.c (function_arg_advance): Rename to... (ix86_function_arg_advance): ...this. Make static. (function_arg): Rename to... (ix86_function_arg): ...this. Make static. (TARGET_FUNCTION_ARG_ADVANCE): Define. (TARGET_FUNCTION_ARG): Define. * config/i386/i386.h (FUNCTION_ARG_ADVANCE): Delete. (FUNCTION_ARG): Delete. * config/i386/i386-protos.h (function_arg_advance): Delete prototype. (function_arg): Delete prototype. 2010-06-29 Nathan Froyd * reginfo.c (init_reg_sets_1): Adjust comments. * combine-stack-adj.c (rest_of_handle_stack_adjustments): Likewise. * calls.c (prepare_call_address): Likewise. (emit_call_1): Use targetm.calls.return_pops_args. (expand_call): Likewise. * function.c (assign_parms): Likewise. * system.h (RETURN_POPS_ARGS): Add to #pragma poison list. * target.h (struct gcc_target) [struct calls]: Add return_pops_args field. * targhooks.h (default_return_pops_args): Declare. * targhooks.c (default_return_pops_args): Define. * target-def.h (TARGET_RETURN_POPS_ARGS): Define. (TARGET_CALLS): Add TARGET_RETURN_POPS_ARGS. * doc/tm.texi (RETURN_POPS_ARGS): Rename to... (TARGET_RETURN_POPS_ARGS): ...this. Use deftypefn. Adjust documentation. * config/alpha/alpha.h (RETURN_POPS_ARGS): Delete. * config/arc/arc.h (RETURN_POPS_ARGS): Likewise. * config/arm/arm.h (RETURN_POPS_ARGS): Likewise. * config/avr/avr.h (RETURN_POPS_ARGS): Likewise. * config/bfin/bfin.h (RETURN_POPS_ARGS): Likewise. * config/cris/cris.h (RETURN_POPS_ARGS): Likewise. * config/crx/crx.h (RETURN_POPS_ARGS): Likewise. * config/fr30/fr30.h (RETURN_POPS_ARGS): Likewise. * config/frv/frv.h (RETURN_POPS_ARGS): Likewise. * config/h8300/h8300.h (RETURN_POPS_ARGS): Likewise. * config/ia64/ia64.h (RETURN_POPS_ARGS): Likewise. * config/iq2000/iq2000.h (RETURN_POPS_ARGS): Likewise. * config/lm32/lm32.h (RETURN_POPS_ARGS): Likewise. * config/m32c/m32c.h (RETURN_POPS_ARGS): Likewise. * config/m32r/m32r.h (RETURN_POPS_ARGS): Likewise. * config/m68hc11/m68hc11.h (RETURN_POPS_ARGS): Likewise. * config/mcore/mcore.h (RETURN_POPS_ARGS): Likewise. * config/mep/mep.h (RETURN_POPS_ARGS): Likewise. * config/mips/mips.h (RETURN_POPS_ARGS): Likewise. * config/mmix/mmix.h (RETURN_POPS_ARGS): Likewise. * config/mn10300/mn10300.h (RETURN_POPS_ARGS): Likewise. * config/moxie/moxie.h (RETURN_POPS_ARGS): Likewise. * config/pa/pa.h (RETURN_POPS_ARGS): Likewise. * config/pdp11/pdp11.h (RETURN_POPS_ARGS): Likewise. * config/picochip/picochip.h (RETURN_POPS_ARGS): Likewise. * config/rs6000/rs6000.h (RETURN_POPS_ARGS): Likewise. * config/rx/rx.h (RETURN_POPS_ARGS): Likewise. * config/s390/s390.h (RETURN_POPS_ARGS): Likewise. * config/score/score.h (RETURN_POPS_ARGS): Likewise. * config/sh/sh.h (RETURN_POPS_ARGS): Likewise. * config/sparc/sparc.h (RETURN_POPS_ARGS): Likewise. * config/spu/spu.h (RETURN_POPS_ARGS): Likewise. * config/stormy16/stormy16.h (RETURN_POPS_ARGS): Likewise. * config/v850/v850.h (RETURN_POPS_ARGS): Likewise. * config/xtensa/xtensa.h (RETURN_POPS_ARGS): Likewise. * config/i386/i386-protos.h (ix86_return_pops_args): Delete. * config/i386/i386.h (RETURN_POPS_ARGS): Delete. * config/i386/i386.c (ix86_return_pops_args): Make static. Constify arguments. (TARGET_RETURN_POPS_ARGS): Define. * config/m68k/m68k.h (RETURN_POPS_ARGS): Move to... * config/m68k/m68k.c (m68k_return_pops_args): ...here. New function. (TARGET_RETURN_POPS_ARGS): Define. * config/vax/vax.h (RETURN_POPS_ARGS): Move to... * config/vax/vax.c (vax_return_pops_args): ...here. New function. (TARGET_RETURN_POPS_ARGS): Define. 2010-06-29 Richard Guenther PR middle-end/44667 * tree-inline.c (initialize_inlined_parameters): Make sure to remap the inlined parameter variable substitutions types. 2010-06-29 Eric Botcazou PR rtl-optimization/44659 * combine.c (make_compound_operation) : Do not return the result of force_to_mode if it partially re-expanded the compound. 2010-06-28 Jan Hubicka PR middle-end/44671 * ipa-split.c (test_nonssa_use, mark_nonssa_use): Check also uses of RESULT_DECL. 2010-06-28 Anatoly Sokolov * double-int.h (force_fit_type_double): Remove declaration. * double-int.c (force_fit_type_double): Move to tree.c. * tree.h (force_fit_type_double): Declare. * tree.h (force_fit_type_double): Moved from double-int.c. Use double_int type for 'cst' argument. Use double_int_fits_to_tree_p and double_int_to_tree instead of fit_double_type and build_int_cst_wide. * convert.c (convert_to_pointer): Adjust call to force_fit_type_double. * tree-vrp.c (extract_range_from_assert, extract_range_from_unary_expr): Adjust call to force_fit_type_double. * fold-const.c: Update comment. (int_const_binop, fold_convert_const_int_from_int, fold_convert_const_int_from_real, fold_convert_const_int_from_fixed, extract_muldiv_1, fold_div_compare, fold_sign_changed_comparison, fold_unary_loc, fold_negate_const, fold_abs_const, fold_not_const, round_up_loc): Adjust call to force_fit_type_double. 2010-06-28 Philipp Tomsich * config/rs6000/rs6000.h (PROCESSOR_TITAN): Declare. 2010-06-28 Martin Jambor * tree-sra.c (convert_callers): New parameter, change fndecls of recursive calls. (modify_function): Pass the old decl to convert_callers. 2010-06-28 Martin Jambor * ipa-cp.c (ipcp_init_cloned_node): Replace calls to ipa_check_create_node_params and ipa_initialize_node_params with checking asserts they are not necessary. 2010-06-28 Jan Hubicka PR tree-optimization/44687 * ipa-split.c (split_function): Use DECL_RESULT to store return value. 2010-06-28 Martin Jambor PR c++/44535 * gimple-fold.c (get_first_base_binfo_with_virtuals): New function. (gimple_get_relevant_ref_binfo): Use get_first_base_binfo_with_virtuals instead of BINFO_BASE_BINFO. 2010-06-28 Michael Matz PR middle-end/44592 * gimple-fold.c (gimplify_and_update_call_from_tree): Maintain proper VDEF chain for intermediate stores in the sequence. 2010-06-28 Jan Hubicka PR tree-optimization/44357 * ipa-inline.c (add_new_edges_to_heap): Do not add edges to uninlinable functions. 2010-06-28 Philipp Tomsich * config.gcc (powerpc*-*-*): Handle titan. * config/rs6000/rs6000.c (titan_cost): New costs. (rs6000_override_options): Add "titan" to processor_target_table. Add Titan to branch alignment logic. Correctly set rs6000_cost for titan. * config/rs6000/rs6000.md (cpu): Add titan. Include "titan.md". * config/rs6000/titan.md: New file. * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=titan. 2010-06-28 Nathan Froyd * tree-browser.c (TB_history_stack): Convert to a VEC. (TB_SET_HEAD): Adjust for new type of TB_history_stack. (TB_history_prev): Likewise. 2010-06-28 Nathan Froyd * vec.h (vec_heap_free): Add parentheses around free. 2010-06-28 Steven Bosscher * system.h: Poison GCC_EXCEPT_H for front-end files. * langhooks.h (struct lang_hooks): Add eh_protect_cleanup_actions langhook. * langhooks-def.h (LANG_HOOKS_EH_PROTECT_CLEANUP_ACTIONS) New. Define to NULL by default. * except.h: Define GCC_EXCEPT_H. (doing_eh): Remove prototype. (init_eh, init_eh_for_function): Move prototypes to toplev.h. (lang_protect_cleanup_actions): Remove. * except.c (lang_protect_cleanup_actions): Remove. (doing_eh): Remove. (gen_eh_region): Don't check doing_eh here. * toplev.h (init_eh, init_eh_for_function_): Moved from except.h. * tree-eh.c (honor_protect_cleanup_actions): Use new langhook instead of lang_protect_cleanup_actions. * omp-low.c (maybe_catch_exception): Likewise. * Makefile.in: Update dependencies. 2010-06-28 Bingfeng Mei * cgraph.h (struct varpool_node): new used_from_object_file flag. (struct cgraph_local_info): new used_from_object_file flag. * cgraph.c (dump_cgraph_node): dump used_from_object_file flag. (cgraph_clone_node): initialize used_from_object_file. (cgraph_create_virtual_clone): initialize used_from_object_file. * lto-symbtab.c (lto_symtab_merge_decls_1): Set used_from_object_file flags for symbols of LDPR_PREVAILING_DEF when compiling with -fwhole-program. (lto_symtab_resolve_symbols) Use LDPR_PREVAILING_DEF_IRONLY for internal resolver. * ipa.c (function_and_variable_visibility): Set externally_visible flag of varpool_node if used_from_object_file flag is set. (cgraph_externally_visible_p): check used_from_object_file flag. * doc/invoke.texi (-fwhole-program option): Change description of externally_visible attribute accordingly. * doc/extend.texi (externally_visible): Ditto. 2010-06-27 Jan Hubicka * params.def (max-inline-insns-auto): Default to 40. * doc/invoke.texi (max-inline-insns-auto): Document the change. 2010-06-27 Jan Hubicka PR middle-end/44671 PR middle-end/44686 * tree.c (build_function_decl_skip_args): Clear DECL_BUILT_IN on signature change. * ipa-split.c (split_function): Always clear DECL_BUILT_IN. * ipa-prop.c (ipa_modify_formal_parameters): Likewise. 2010-06-27 Anatoly Sokolov * target.h (struct gcc_target): Add register_move_cost field. * target-def.h (TARGET_REGISTER_MOVE_COST): New. (TARGET_INITIALIZER): Use TARGET_REGISTER_MOVE_COST. * targhooks.c (default_register_move_cost): New function. * targhooks.h (default_register_move_cost): Declare function. * defaults.h (REGISTER_MOVE_COST): Delete. * ira-int.h (ira_register_move_cost): Update comment. * ira.c (ira_register_move_cost): Update comment. * reload.h (register_move_cost): Declare. * reginfo.c (register_move_cost): New function. (move_cost): Update comment. (init_move_cost, memory_move_secondary_cost): Replace REGISTER_MOVE_COST with register_move_cost. * postreload.c (reload_cse_simplify_set): (Ditto.). * reload.c (find_valid_class, find_reloads): (Ditto.). * reload1.c (choose_reload_regs): (Ditto.). * doc/tm.texi (TARGET_REGISTER_MOVE_COST): New. (REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Update documentation. * doc/md.texi (can_create_pseudo_p): Update documentation. * config/i386/i386.h (MEMORY_MOVE_COST): Remove macro. * config/i386/i386-protos.h (int ix86_memory_move_cost): Remove. * config/i386/i386.h (ix86_memory_move_cost): Make static. (TARGET_MEMORY_MOVE_COST): Define. * config/ia64/ia64.h (MEMORY_MOVE_COST): Remove macro. * config/ia64/ia64-protos.h (int ia64_memory_move_cost): Remove. * config/ia64/ia64.h (ia64_memory_move_cost): Make static. (TARGET_MEMORY_MOVE_COST): Define. 2010-06-27 Richard Guenther PR tree-optimization/44683 * tree-ssa-dom.c (record_edge_info): Record equivalences for the false edge from the inverted condition. 2010-06-27 Richard Guenther PR middle-end/44684 * tree-ssa-alias.c (refs_may_alias_p_1): Allow SSA name refs. (stmt_may_clobber_ref_p_1): Do not bother to call the oracle for register LHS. Or non-store assignments. 2010-06-26 Eric Botcazou * config/sparc/sparc.c (sparc_emit_set_const32): Make static. (sparc_emit_set_const64): Likewise. Remove disabled code. * config/sparc/sparc-protos.h (sparc_emit_set_const32): Delete. (sparc_emit_set_const64): Likewise. 2010-06-26 Catherine Moore * config/mips/mips.md (alu_type): New attribute. (type): Infer type from alu_type. (*add3, *add3_mips16, *addsi3_extended, *baddu_si_eb, *baddu_si_el, *baddu_di, sub3, *subsi3_extended, negsi2, negdi2, *low, *low_mips16, *ior3, *ior3_mips16, xor3, *nor3, *zero_extend_trunc, *zero_extendhi_truncqi): Set alu_type instead of type. 2010-06-26 Douglas B Rupp * config/alpha/alpha.c (alpha_need_linkage): Adjust splay_tree_new_ggc call. (alpha_use_linkage): Likewise. 2010-06-26 Joseph Myers * collect2.c (main): Remove SWITCHES_NEED_SPACES conditional. * doc/tm.texi (SWITCHES_NEED_SPACES): Don't document. * gcc.c (SWITCHES_NEED_SPACES, switches_need_spaces): Remove. (static_specs): Remove switches_need_spaces. (process_command, do_self_spec): Hardcode handling "-o" instead of checking switches_need_spaces. * system.h (SWITCHES_NEED_SPACES): Poison. 2010-06-26 Richard Guenther PR tree-optimization/44393 * tree-loop-distribution.c (generate_loops_for_partition): Fix stmt removal and VOP renaming. (generate_memset_zero): Remove redundant stmt updating. * tree-flow.h (mark_virtual_ops_in_bb): Remove. * tree-cfg.c (mark_virtual_ops_in_bb): Likewise. 2010-06-26 Jan Hubicka * ipa-split.c (consider_split): PHI in entry block is OK as long as all edges comming from header are equivalent. (visit_bb): Handle PHIs correctly. * tree-inline.c (copy_phis_for_bb): Be able to copy PHI from entry edge. (copy_cfg_body): Produce edge from entry BB before copying PHIs. 2010-06-26 Richard Guenther PR middle-end/44674 * tree-ssa-alias.c (refs_may_alias_p_1): Allow all kind of decls. Handle LABEL_DECLs like FUNCTION_DECLs. 2010-06-26 Joseph Myers * gcc.c (n_switches_alloc, n_infiles_alloc, alloc_infile, add_infile, alloc_switch): New. (process_command): Remove variable lang_n_infiles. Process options in a single pass. Use new functions for allocating infiles and switches arrays. Properly skip operands of -Xpreprocessor and -Xassembler. 2010-06-26 Jan Hubicka PR middle-end/44671 * cgraphunit.c (cgraph_function_versioning): Remove wrong cgraph_make_decl_local call; fix typo copying RTL data. 2010-06-25 DJ Delorie * config/m32c/m32c-protos.h (m32c_note_pragma_address): Declare. (m32c_output_aligned_common): Likewise. * config/m32c/m32c.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): New. (ASM_OUTPUT_ALIGNED_DECL_LOCAL): New. * config/m32c/m32c-pragma.c (m32c_pragma_address): New. (m32c_register_pragmas): Register it. * config/m32c/m32c.c (m32c_get_pragma_address): New. (m32c_insert_attributes): Set #pragma address decls volatile. (pragma_entry_eq): New. (pragma_entry_hash): New. (m32c_note_pragma_address): New. (m32c_get_pragma_address): New. (m32c_output_aligned_common): New. * doc/extend.texi: Document the new pragma. * config/m32c/m32c.c (m32c_illegal_subreg_p): Reject illegal MEMs also. * config/m32c/predicates.md (m32c_any_operand): Check the code instead of memory_operand so as to allow matching volatile MEMs. (m32c_nonimmediate_operand): Likewise. (mra_operand): Allow volatiles. 2010-06-25 Alexandre Oliva PR debug/44610 * simplify-rtx.c (delegitimize_mem_from_attrs): Don't use a base address if the offset is unknown. 2010-06-25 Douglas B Rupp * dwarf2out.c (dwarf2out_vms_debug_main_pointer): New function. * dwarf2out.h (dwarf2out_vms_debug_main_pointer): Declare new function. * config/ia64/ia64-protos.h (ia64_start_function): Declare. * config/ia64/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Move contents to ia64_start_function. Invoke it. * config/ia64/ia64.c (ia64_start_function): Call new function dwarf2out_vms_debug_main_pointer. 2010-06-25 Sebastian Pop * tree-if-conv.c (insert_gimplified_predicates): Do not insert statements computing the true predicate. 2010-06-25 Sebastian Pop * tree-if-conv.c (init_bb_predicate): Initialize the predicate to boolean_true_node. (reset_bb_predicate): New. (predicate_bbs): Call reset_bb_predicate. 2010-06-25 Sebastian Pop * tree-if-conv.c (combine_blocks): Remove FIXME comment. (tree_if_conversion): Returns true when something has been changed. (main_tree_if_conversion): Return TODO_cleanup_cfg when if-conversion changed something. 2010-06-25 Sebastian Pop * Makefile.in (tree-if-conv.o): Depends on DBGCNT_H. * dbgcnt.def (if_conversion_tree): New DEBUG_COUNTER. * tree-if-conv.c: Include dbgcnt.h. (tree_if_conversion): Use if_conversion_tree to count the number of if-convertible loops. 2010-06-25 Changpeng Fang * common.opt (fprefetch-loop-arrays): Re-define -fprefetch-loop-arrays as a tri-state option with the initial value of -1. * tree-ssa-loop.c (gate_tree_ssa_loop_prefetch): Invoke prefetch pass only when flag_prefetch_loop_arrays > 0. * toplev.c (process_options): Note that, with tri-states, flag_prefetch_loop_arrays>0 means prefetching is enabled. * config/i386/i386.c (override_options): Enable prefetching at -O3 for a set of CPUs that sw prefetching is helpful. (software_prefetching_beneficial_p): New. Return TRUE if software prefetching is beneficial for the given CPU. 2010-06-25 H.J. Lu PR rtl-optimization/44326 * implicit-zee.c (find_removable_zero_extends): Replace INSN_P with NONDEBUG_INSN_P. 2010-06-25 Martin Jambor * ipa-prop.h (struct ipa_param_descriptor): Removed the modified flag. (struct ipa_node_params): Removed the modification_analysis_done flag. (ipa_is_param_modified): Removed. (ipa_analyze_node): Declare. (ipa_compute_jump_functions): Remove declaration. (ipa_count_arguments): Likewise. (ipa_detect_param_modifications): Likewise. (ipa_analyze_params_uses): Likewise. * ipa-prop.c (struct param_analysis_info): New type. (visit_store_addr_for_mod_analysis): Removed. (visit_load_for_mod_analysis): Renamed to visit_ref_for_mod_analysis, moved down in the file. (ipa_detect_param_modifications): Merged into ipa_analyze_params_uses. (ipa_count_arguments): Made static. (mark_modified): New function. (is_parm_modified_before_call): New function. (compute_pass_through_member_ptrs): New parameter parms_info, call is_parm_modified_before_call instead of ipa_is_param_modified. (ipa_compute_jump_functions_for_edge): New parameter parms_info, pass it to compute_pass_through_member_ptrs. (ipa_compute_jump_functions): New parameter parms_info, pass it to ipa_compute_jump_functions_for_edge. Call ipa_initialize_node_params on the callee if it is analyzed. Made static. (ipa_analyze_indirect_call_uses): New parameter parms_info, call is_parm_modified_before_call instead of ipa_is_param_modified. (ipa_analyze_call_uses): New parameter parms_info, pass it to ipa_analyze_indirect_call_uses. (ipa_analyze_stmt_uses): New parameter parms_info, pass it to ipa_analyze_call_uses. (ipa_analyze_params_uses): New parameter parms_info, pass it to ipa_analyze_stmt_uses. Also perform the used analysis. Made static. (ipa_analyze_node): New function. (ipa_print_node_params): Do not dump the modified flag. (ipa_write_node_info): Assert uses_analysis_done rather than streaming it. Do not stream the modified parameter flag. (ipa_read_node_info): Set uses_analysis_done to 1 instead of streaming it. Do not stream the modified parameter flag. * ipa-cp.c (ipcp_analyze_node): Removed. (ipcp_init_stage): Iterate only once over the nodes, analyze each one with only a call to ipa_analyze_node. * ipa-inline.c (inline_indirect_intraprocedural_analysis): Analyze the node with only a call to ipa_analyze_node. 2010-06-25 Manuel López-Ibáñez * doc/invoke.texi (-Wsuggest-attribute): Add item for noreturn. 2010-06-25 Jan Hubicka * tree-pass.h (pass_split_functions): Declare. * opts.c (decode_options): Enable function splitting at -O2 * timevar.def (TV_IPA_FNSPLIT): New macro. * ipa-split.c: New file. * common.opt (-fpartial-inlining): New flag. * Makefile.in (ipa-split.o): New object file. * passes.c (init_optimization_passes): Add ipa-split. * params.def (partial-inlining-entry-probability): New parameters. * doc/invoke.texi (-fpartial-inlining): New. 2010-06-25 Manuel López-Ibáñez PR 44665 * tree-inline.c (gimple_expand_calls_inline): Fix typo in comment. * gimplify.c (is_gimple_reg_rhs_or_call): Likewise. (gimplify_expr): Likewise. 2010-06-25 Martin Jambor * ipa-prop.c (determine_cst_member_ptr): Ignore non-clobbering statements instead of bailing out on them. (ipa_analyze_indirect_call_uses): Do not require that loads from the parameter are in the same BB as the condition. Update comments. 2010-06-25 Jakub Jelinek PR middle-end/43866 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): If stmt is always true or always false, return NULL_TREE. (tree_unswitch_single_loop): Optimize conditions even when reaching max-unswitch-level parameter. If num > 0, optimize first all conditions using entry checks, then do still reachable block discovery and consider only conditions in still reachable basic blocks in the loop. PR tree-optimization/44539 * tree-cfgcleanup.c (fixup_noreturn_call): Call update_stmt even when the call doesn't have LHS, but has VDEF. 2010-06-25 Joseph Myers * config/pa/pa.h (MODIFY_TARGET_NAME): Remove. * doc/tm.texi (MODIFY_TARGET_NAME): Don't document. * gcc.c (enum add_del, struct modify_target, modify_target): Remove. (process_command): Remove code conditional on MODIFY_TARGET_NAME. * system.h (MODIFY_TARGET_NAME): Poison. 2010-06-25 Alan Modra * doc/invoke.texi: Delete mcmodel=medium from powerpc options. * config/rs6000/rs6000.h (enum rs6000_cmodel): Delete CMODEL_MEDIUM. * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set CMODEL_LARGE as default. * config/rs6000/rs6000.c (rs6000_handle_option): Remove mcmodel=medium. (offsettable_ok_by_alignment): Delete. (rs6000_emit_move): Remove mcmodel=medium optimization. 2010-06-25 Bernd Schmidt With large parts from Jim Wilson: PR target/43902 * tree-pretty-print.c (dump_generic_node, op_code_prio): Add WIDEN_MULT_PLUS_EXPR and WIDEN_MULT_MINUS_EXPR. * optabs.c (optab_for_tree_code): Likewise. (expand_widen_pattern_expr): Likewise. * tree-ssa-math-opts.c (convert_mult_to_widen): New function, broken out of execute_optimize_widening_mul. (convert_plusminus_to_widen): New function. (execute_optimize_widening_mul): Use the two new functions. * expr.c (expand_expr_real_2): Add support for GIMPLE_TERNARY_RHS. Remove code to generate widening multiply-accumulate. Add support for WIDEN_MULT_PLUS_EXPR and WIDEN_MULT_MINUS_EXPR. * gimple-pretty-print.c (dump_ternary_rhs): New function. (dump_gimple_assign): Call it when appropriate. * tree.def (WIDEN_MULT_PLUS_EXPR, WIDEN_MULT_MINUS_EXPR): New codes. * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise. (expand_gimple_stmt_1): Likewise. (expand_debug_expr): Support WIDEN_MULT_PLUS_EXPR and WIDEN_MULT_MINUS_EXPR. * tree-ssa-operands.c (get_expr_operands): Likewise. * tree-inline.c (estimate_operator_cost): Likewise. * gimple.c (extract_ops_from_tree_1): Renamed from extract_ops_from_tree. Add new arg for a third operand; fill it. (gimple_build_assign_stat): Support operations with three operands. (gimple_build_assign_with_ops_stat): Likewise. (gimple_assign_set_rhs_from_tree): Likewise. (gimple_assign_set_rhs_with_ops_1): Renamed from gimple_assign_set_rhs_with_ops. Add new arg for a third operand. (get_gimple_rhs_num_ops): Support GIMPLE_TERNARY_RHS. (get_gimple_rhs_num_ops): Handle WIDEN_MULT_PLUS_EXPR and WIDEN_MULT_MINUS_EXPR. * gimple.h (enum gimple_rhs_class): Add GIMPLE_TERNARY_RHS. (extract_ops_from_tree_1): Adjust declaration. (gimple_assign_set_rhs_with_ops_1): Likewise. (gimple_build_assign_with_ops): Pass NULL for last operand. (gimple_build_assign_with_ops3): New macro. (gimple_assign_rhs3, gimple_assign_rhs3_ptr, gimple_assign_set_rhs3, gimple_assign_set_rhs_with_ops, extract_ops_from_tree): New inline functions. * tree-cfg.c (verify_gimple_assign_ternary): New static function. (verify_gimple_assign): Call it. * doc/gimple.texi (Manipulating operands): Document GIMPLE_TERNARY_RHS. (Tuple specific accessors, subsection GIMPLE_ASSIGN): Document new functions for dealing with three-operand statements. * tree.c (commutative_ternary_tree_code): New function. * tree.h (commutative_ternary_tree_code): Declare it. * tree-vrp.c (gimple_assign_nonnegative_warnv_p): Return false for ternary statements. (gimple_assign_nonzero_warnv_p): Likewise. * tree-ssa-sccvn.c (stmt_has_constants): Handle GIMPLE_TERNARY_RHS. * tree-ssa-ccp.c (get_rhs_assign_op_for_ccp): New static function. (ccp_fold): Use it. Handle GIMPLE_TERNARY_RHS. * tree-ssa-dom.c (enum expr_kind): Add EXPR_TERNARY. (struct hashtable_expr): New member ternary in the union. (initialize_hash_element): Handle GIMPLE_TERNARY_RHS. (hashable_expr_equal_p): Fix indentation. Handle EXPR_TERNARY. (iterative_hash_hashable_expr): Likewise. (print_expr_hash_elt): Handle EXPR_TERNARY. * gimple-fold.c (fold_gimple_assign): Handle GIMPLE_TERNARY_RHS. * tree-ssa-threadedge.c (fold_assignment_stmt): Remove useless break statements. Handle GIMPLE_TERNARY_RHS. 2010-06-25 Jan Hubicka * doc/invoke.texi (-Wsuggest-attribute): Add noreturn. 2010-06-25 Shujing Zhao PR c/44517 * c-parser.c (c_parser_parms_list_declarator): Return NULL if one of parameters are not good. (c_parser_parameter_declaration): Error unknown type name if the type name can't start declaration specifiers. 2010-06-25 Joseph Myers * gcc.c (translate_options): Don't mention +e in comment. (process_command): Don't handle +e specially. 2010-06-25 Bernd Schmidt * ira.c (allocno_pool, copy_pool, allocno_live_range_pool): Delete. * ira-build.c (merge_hard_reg_conflicts): New function. (create_cap_allocno, copy_info_to_removed_store_destinations, propagate_some_info_from_allocno, propagate_allocno_info): Use it. (move_allocno_live_ranges, copy_allocno_live_ranges): New functions. (remove_unnecessary_allocnos, remove_low_level_allocnos) copy_nifo_to_removed_store_destination): Use them. * ira-lives.c (make_hard_regno_born): New function, split out of make_regno_born. (make_allocno_born): Likewise. (make_hard_regno_dead): New function, split out of make_regno_dead. (make_allocno_dead): Likewise. (inc_register_pressure): New function, split out of set_allocno_live. (dec_register_pressure): New function, split out of clear_allocno_live. (mark_pseudo_regno_live): New function, split out of mark_reg_live. (mark_hard_reg_live): Likewise. Use inc_register_pressure. (mark_pseudo_regno_dead): New function, split out of mark_reg_dead. (mark_hard_reg_dead): Likewise. Use dec_register_pressure. (make_pseudo_conflict): Use mark_pseudo_regno_dead and mark_pseudo_regno_live. (process_bb_node_lives): Use mark_pseudo_regno_live, make_hard_regno_born and make_allocno_dead. (make_regno_born, make_regno_dead, mark_reg_live, mark_reg_dead, set_allocno_live, clear_allocno_live): Delete functions. * ira-int.h (ira_parent_allocno, ira_parent_or_cap_allocno): Declare. * ira-build.c (ira_parent_allocno, ira_parent_or_cap_allocno): New functions. (ira_flattening): Use ira_parent_allocno. * ira-conflicts.c (process_regs_for_copy, propagate_copies) build_allocno_conflicts): Use ira_parent_or_cap_allocno. * ira-color.c (assign_hard_reg): Improve formatting of multi-line for statement. * ira-int.h (SET_MINMAX_SET_BIT, CLEAR_MINMAX_SET_BIT, TEST_MINMAX_SET_BIT, minmax_set_iterator, minmax_set_iter_init, minmax_set_iter_cond, minmax_set_iter_next, FOR_EACH_BIT_IN_MINMAX_SET): Renamed from SET_ALLOCNO_SET_BIT, CLEAR_ALLOCNO_SET_BIT, TEST_ALLOCNO_SET_BIT, ira_allocno_set_iterator, ira_allocno_set_iter_init, ira_allocno_set_iter_cond, ira_allocno_set_iter_Next and FOR_EACH_ALLOCNO_IN_ALLOCNO_SET. All uses changed. * ira-int.h (struct live_range, live_range_t): Renamed from struct ira_allocno_live_range and allocno_live_range_t; all uses changed. * ira-build.c (live_range_pool): Renamed from allocno_live_range_pool. All uses changed. 2010-06-24 Richard Earnshaw * thumb2.md (thumb2_tlobits_cbranch): Delete. (peephole2 to convert zero_extract/compare of single bit to lshift/compare): New. 2010-06-24 Anatoly Sokolov * fold-const.c (const_binop): Remove 'notrunc' argement. Adjust recursive call and call to 'int_const_binop'. (build_range_check, fold_cond_expr_with_comparison, unextend, fold_truthop, extract_muldiv_1, fold_comparison, fold_binary_loc, multiple_of_p): Adjust call to const_binop. 2010-06-24 Uros Bizjak * config/i386/i386.md (XFmode push splitter): Use GET_MODE_SIZE to determine size of XFmode operand. (XFmode extended DFmode push splitter): Ditto. (XFmode extended SFmode push splitter): Ditto. 2010-06-24 H.J. Lu PR target/44588 * config/i386/i386.md (extract_code): New. (divmodqi4): Likewise. (divmodhiqi3): Likewise. (udivmodhiqi3): Likewise. (divqi3): Remvoved. 2010-06-24 Jakub Jelinek PR middle-end/44492 * recog.h (struct recog_data): Add is_asm field. * recog.c (asm_operand_ok, constrain_operands): If neither < nor > is present in constraints of inline-asm operand and memory operand contains {PRE,POST}_{INC,DEC,MODIFY}, return 0. (extract_insn): Initialize recog_data.is_asm. * doc/md.texi (Constraints): Document operand side-effect rules. 2010-06-24 Andi Kleen * c-parser.c (c_parser_conditional_expression): Call warn_for_omitted_condop. * doc/invoke.texi: Document omitted condop warning. 2010-06-24 Nick Clifton * loop-unswitch.c (compare_and_jump_seq): Assert that the last insn in the sequence is a jump insn before setting its label. 2010-06-24 Alan Modra * collect2.c (main): Match exactly --version and --help. 2010-06-24 DJ Delorie * config/m32c/m32c-pragma.c: Don't include rtl.h. 2010-06-23 Uros Bizjak * config/i386/i386.md (mov): Macroize expander from mov{sf,df,xf} using X87MODEF mode iterator. (pushsf splitter): Macroize splitter using P mode iterator. (*swap): Macroize insn from *swap{sf,df} using MODEF mode iterator. (*movxf_internal): Rename from *movxf_integer. (*movxf_internal_nointeger): Rename from *movxf_nointeger. (*movdf_internal_rex64): Rename from *movdf_integer_rex64. (*movdf_internal): Rename from *movdf_integer. (*movdf_internal_nointeger): Rename from *movdf_nointeger. (*movsf_internal): Rename from *movdf_1. 2010-06-23 Basile Starynkevitch * coretypes.h (gimple_seq_node_d, gimple_seq_node) (const_gimple_seq_node): Removed typedefs. * gimple.h (gimple_seq_node_d, gimple_seq_node) (const_gimple_seq_node): Added typedefs moved from coretypes.h. 2010-06-23 H.J. Lu * config/i386/i386.c (bdesc_args): Replace CODE_FOR_avx_si_si256, CODE_FOR_avx_ps_ps256 and CODE_FOR_avx_pd_pd256 with CODE_FOR_vec_extract_lo_v8si, CODE_FOR_vec_extract_lo_v8sf and CODE_FOR_vec_extract_lo_v4df. * config/i386/sse.md (vec_extract_lo_): Changed to define_insn_and_split. (vec_extract_lo_): Likewise. (vec_extract_lo_v16hi): Likewise. (vec_extract_lo_v32qi): Likewise. (avx__): Likewise. (avx__): Removed. 2010-06-23 Joern Rennecke PR target/44640 * config/spu/spu-protos.h (spu_expand_epilogue) Use bool. * config/spu/spu.c (spu_scalar_mode_supported_p): Declare with bool. (spu_vector_mode_supported_p, spu_handle_fndecl_attribute): Likewise. (spu_handle_vector_attribute, spu_pass_by_reference): Likewise. (spu_rtx_costs, spu_function_ok_for_sibcall): Likewise. PR target/44640 * config/spu/spu.c (ea_load_store_inline): Use add_reg_note. PR other/44644 * df-core.c (struct df): Rename to df_d. * df.h (struct df): Likewise. * dse.h (struct df): Remove forward declaration. * recog.h (struct insn_data): Rename to: (struct_insn_data_d). Adjusted all users. 2010-06-23 Arnaud Charlet * config/m68k/m68k.c (m68k_output_addr_const_extra): Add cast to enum type. (m68k_sched_attr_opx_type): Remove unreachable return. (m68k_sched_attr_opy_type): Likewise. (m68k_sched_attr_size): Likewise. (sched_get_opxy_mem_type): Likewise. (m68k_sched_attr_op_mem): Likewise. 2010-06-22 Eric Botcazou * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Chain the new statement and adjust VDEF only if necessary. Remove superfluous call to maybe_clean_or_replace_eh_stmt. * gimple.c (gimple_call_copy_skip_args): Use gimple_call_copy_flags to copy the flags. * gimple-iterator.c (gsi_replace): Clear BB of old statement here... * tree-inline.c (copy_bb): ...and not there. 2010-06-22 Cary Coutant * dwarf2out.c (is_nested_in_subprogram): New function. (should_move_die_to_comdat): Use it. (copy_ancestor_tree): Don't mark DIEs here. (copy_decls_walk): Start walk from root of newly-added tree; mark DIEs here instead. 2010-06-22 H.J. Lu * config/i386/i386.md (unit): Also check sseishft1. 2010-06-22 Jan Hubicka * gimple.h (gimple_expr_code): Do checking on when gimple checking is enabled. 2010-06-22 Jan Hubicka * df-problems.c (df_rd_confluence_n, df_lr_confluence_n, df_live_confluence_n, df_byte_lr_confluence_n, df_md_confluence_n): Return true if something changed. * df.h (df_confluence_function_n): Return bool. * df-core.c (df_worklist_propagate_forward, df_worklist_propagate_backward): Track changes and ages. (df_worklist_dataflow_doublequeue): Use bitmap iterator for main walk; track ages. * dse.c (dse_confluence_n): Return always true. 2010-06-22 Jan Hubicka * bitmap.c (bitmap_clear_bit): Micro optimize. 2010-06-22 Uros Bizjak * config/i386/i386.md (SWI1248x): New mode iterator. (SWI48x): Ditto. (SWI12): Ditto. (SWI24): Ditto. (mov): Macroize expander from mov{qi,hi,si,di} using SWI1248x mode iterator. (*push2_rex64): Macroize insn from *push{qi,hi,si}_rex64 using SWI124 mode iterator. (*push2): Macroize insn from *push{qi,hi} using SWI12 mode iterator. (*push2_prologue): Macroize insn from *pushsi2_prologue and *pushdi2_prologue_rex64 using P mode iterator. (*mov_xor): Macroize insn from *movsi_xor and *movdi_xor_rex64 using SWI48 mode iterator. (*mov_or): Ditto from *movsi_or and *movdi_or_rex64. (*movabs_1): Macroize insn from *movabs{qi,hi,si,di}_1_rex64 using SWI1248x mode iterator. (*movabs_2): Ditto from *movabs{qi,hi,si,di}_1_rex64. (*swap): Macroize insn from *swapsi and *swapdi_rex64 using SWI48 mode iterator. (*swap_1): Macroize insn from *swap{qi,hi}_1 using SWI12 mode iterator. (*swap_2): Ditto from *swap{qi,hi}_2. (movstrict): Macroize expander from movstrict{qi,hi} using SWI12 mode iterator. (*movstrict_1): Macroize insn from *movstrict{qi,hi}_1 using SWI12 mode iterator. (*movstrict_xor): Ditto from *movstrict{qi,hi}_xor. (*mov_extv_1): Macroize insn from *mov{hi,si}_extv_1 using SWI24 mode iterator. (*mov_extzv_1): Macroize insn from *mov{si,di}_extzv_1 using SWI48 mode iterator. (mov_insn_1): New expander. (*mov_insv_1_rex64): Macroize insn from *mov{si,di}_insv_1_rex64 using SWI48x mode iterator. (*movoi_internal_avx): Rename from *movoi_internal. (*movti_internal_rex64): Rename from *movti_rex64. (*movti_internal_sse): Rename from *movti_sse. (*movdi_internal_rex64): Rename from *movdi_1_rex64. (*movdi_internal): Rename from *movdi_2. (*movsi_internal): Rename from *movsi_1. (*movhi_internal): Rename from *movhi_1. (*movqi_internal): Rename from *movqi_1. (insv): Update the call to gen_movsi_insv_1 for rename. * config/i386/i386.c (promote_duplicated_reg): Ditto. 2010-06-22 Jan Hubicka * passes.c (execute_function_todo): Move call of statistics_fini_pass to ... (execute_todo) ... this one. 2010-06-22 Alan Modra PR target/44364 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Define. * caller-save.c (insert_restore, insert_save): Use non-validate form of adjust_address. 2010-06-21 John David Anglin PR target/39690 * config/pa/pa.c (override_options): Disable -freorder-blocks-and-partition. 2010-06-21 H.J. Lu PR target/44615 * config/i386/atom.md (atom_sseishft_2): Also check sseishft1. * config/i386/i386.md (type): Add sseishft1 * config/i386/ppro_insn (ppro_insn): Also check sseishft1. (ppro_insn_load): Likewise. (ppro_insn_store): Likewise. (ppro_insn_both): Likewise. * config/i386/sse.md (sse2_lshrv1ti3): Add atom_unit. (*vec_extractv2di_1_rex64_avx): Replace sseishft with sseishft1 for type. (*vec_extractv2di_1_avx): Likewise. (*vec_extractv2di_1_rex64): Replace sseishft with sseishft1 for type. Remove atom_unit. (*vec_extractv2di_1_sse2): Likewise. 2010-06-21 DJ Delorie * diagnostic.h (diagnostic_classification_change_t): New. (diagnostic_context): Add history and push/pop list. (diagnostic_push_diagnostics): Declare. (diagnostic_pop_diagnostics): Declare. * diagnostic.c (diagnostic_classify_diagnostic): Store changes from pragmas in a history chain instead of the global table. (diagnostic_push_diagnostics): New. (diagnostic_pop_diagnostics): New. (diagnostic_report_diagnostic): Scan history chain to find state of diagnostics as of the diagnostic location. * opts.c (set_option): Pass UNKNOWN_LOCATION to diagnostic_classify_diagnostic. (enable_warning_as_error): Likewise. * diagnostic-core.h (DK_POP): Add after "real" diagnostics, for use in the history chain. * doc/extend.texi: Document pragma GCC diagnostic changes. 2010-06-21 Jakub Jelinek * dwarf2out.c (add_linkage_name): New function. Don't add anything to DW_TAG_member DIEs. (add_name_and_src_coords_attributes): Use it. (gen_variable_die): Call it for C++ static data members if specification is DW_TAG_member. * dwarf2out.c (base_type_die): Use DW_ATE_UTF for C++ char16_t and char32_t. * Makefile.in (build/genattrtab.o): Depend on vecprim.h. * genattrtab.c: Include vecprim.h. (cached_attrs, cached_attr_count, attrs_seen_once, attrs_seen_more_than_once, attrs_to_cache, attrs_cached_inside, attrs_cached_after): New variables. (find_attrs_to_cache): New function. (FLG_BITWISE, FLG_AFTER, FLG_INSIDE, FLG_OUTSIDE_AND): Define. (write_test_expr): Add attrs_cached argument, return it too, attempt to cache non-const attributes used more than once in a single case handling. (write_attr_get): Use find_attrs_to_cache, for caching candidates emit cached_* variables. Adjust write_attr_set callers. (write_attr_set): Add attrs_cached attribute, use find_attrs_to_cache to find attributes that should be cached in this block. Adjust write_test_expr callers. (write_attr_case): Clear attrs_to_cache. Adjust write_attr_set callers. (make_automaton_attrs): Adjust write_test_expr caller. * Makefile.in (cfgexpand.o): Depend on $(INSN_ATTR_H). * genattrtab.c (check_tune_attr, find_tune_attr): New functions. (make_automaton_attrs): If find_tune_attr returns non-NULL, write separate internal_dfa_insn_code_* and insn_default_latency_* functions for each attribute's value and emit init_sched_attrs function and function pointers. * genattr.c (const_attrs, reservations): New variables. (gen_attr): Add const attributes to const_attrs vector. (check_tune_attr, find_tune_attr): New functions. (main): Add reservations to reservations vector. If find_tune_attr returns true, add prototype for init_sched_attrs and make internal_dfa_insn_code and insn_default_latency function pointers, otherwise define init_sched_attrs as dummy macro. * cfgexpand.c: Include insn-attr.h. (gimple_expand_cfg): Call init_sched_attrs. * stmt.c (resolve_asm_operand_names): Fix handling of %%. PR target/44575 * config/i386/i386.c (ix86_gimplify_va_arg): When copying va_arg from a set of register save slots into a temporary, if the container is bigger than type size, do the copying using smaller mode or using memcpy. PR bootstrap/44426 * sel-sched-dump.h (sel_prepare_string_for_dot_label): Remove prototype. (sel_print_to_dot): Remove macro. (sel_print): Likewise. New prototype. * sel-sched-dump.c (sel_prepare_string_for_dot_label): Make static. (sel_print): New function. 2010-06-21 Rainer Orth * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__=199901L, _XOPEN_SOURCE=600 for C++. 2010-06-21 Nick Clifton * config/rx/rx.h (PTRDIFF_TYPE): Define. (SMALL_REGISTER_CLASS): Define (to zero). (PRINT_OPERAND): Delete. (PRINT_OPERAND_ADDRESS): Delete. * config/rx/rx-protos.h (rx_print_operand): Delete prototype. (rx_print_operand_address): Delete prototype. * config/rx/rx.c (rx_print_operand): Make static. Allow %H and %L to handle CONST_DOUBLEs. (rx_print_operand_address): Make static. (rx_gen_move_template): Rename local variable 'template' to out_template. (rx_function_arg): Do not pass unknown sized objects in registers. (TARGET_PRINT_OPERAND): Define. (TARGET_PRINT_OPERAND_ADDRESS): Define. 2010-06-21 Jan Kratochvil * Makefile.in (POD2MAN): Provide --date from $(DATESTAMP). 2010-06-21 Kai Tietz * config/i386/i386.c (ix86_compute_frame_layout): Avoid stack-alignment for simple leaf-functions. 2010-06-20 Alexandre Oliva * doc/install.texi: Document bootstrap-lto. 2010-06-20 Alexandre Oliva PR debug/44248 * lto-streamer-in.c (input_bb): Leave debug stmts alone. (input_function): Drop them here, if VTA is disabled. 2010-06-20 Uros Bizjak PR target/44546 * config/i386/predicates.md (ix86_swapped_fp_comparsion_operator): New predicate. * config/i386/i386.md (*fp_jcc_8_387 and splitters): Use ix86_swapped_fp_comparsion_operator instead of ix86_fp_comparison_operator. (*fp_jcc_1_387): Rename from *fp_jcc_3_387. (*fp_jcc_1r_387): Rename from *fp_jcc_4_387. (*fp_jcc_2_387): Rename from *fp_jcc_5_387. (*fp_jcc_2r_387): Rename from *fp_jcc_6_387. (*fp_jcc_3_387): Rename from *fp_jcc_7_387. (*fp_jcc_4__387): Rename from *fp_jcc_8_387. 2010-06-20 Joseph Myers PR other/32998 * opth-gen.awk: Generate definitions of OPT_SPECIAL_unknown, OPT_SPECIAL_program_name and OPT_SPECIAL_input_file. * opts-common.c (find_opt): Return OPT_SPECIAL_unknown on failure. (decode_cmdline_option): Update for this return value. Set orig_option_with_args_text field. Set arg field for unknown options. Make static. (decode_cmdline_options_to_array): New. (prune_options): Update handling of find_opt return value. * opts.c (read_cmdline_option): Take decoded option. Return void. (read_cmdline_options): Take decoded options. (decode_options): Add parameters for decoded options. Use decode_cmdline_options_to_array. Use decoded options for -O scan. Use integral_argument for -O parameters. Update call to read_cmdline_options. (enable_warning_as_error): Update handling of find_opt return value. * opts.h: Update comment on unknown options. (struct cl_decoded_option): Update comments on opt_index and arg. Add orig_option_with_args_text. (decode_cmdline_option): Remove. (decode_cmdline_options_to_array): Declare. (decode_options): Update prototype. * toplev.c (save_argv): Remove. (save_decoded_options, save_decoded_options_count): New. (read_integral_parameter): Remove. (print_switch_values): Use decoded options. (toplev_main): Don't set save_argv. Update call to decode_options. * toplev.h (read_integral_parameter): Remove. * varasm.c (elf_record_gcc_switches): Don't handle holding back names. 2010-06-19 Richard Earnshaw PR target/44072 * arm.md (cmpsi2_addneg): Prefer emitting adds to subs with a negative immediate. * constraints.md (Pw, Px): New constraints. * thumb2.md (cmpsi2_addneg peephole2): New peepholes. 2010-06-19 H.J. Lu * config/i386/sse.md (fma4modesuffixf4): Removed. (ssemodesuffixf2s): Likewise. (ssemodesuffixf4): Likewise. (ssemodesuffixf2c): Likewise. (ssescalarmodesuffix2s): Likewise. (avxmodesuffixf2c): Likewise. (ssemodesuffix): New. (ssescalarmodesuffix): Likewise. Update patterns with ssemodesuffix and ssescalarmodesuffix. 2010-06-19 Philip Herron * c-decl.c (c_write_global_declarations): Don't check flag_syntax_only. 2010-06-18 H.J. Lu * stor-layout.c (debug_rli): Remove unused local variables. 2010-06-18 Eric Botcazou PR rtl-optimization/40900 * expr.c (expand_expr_real_1) : Fix long line. Save the original expression for later reuse. : Use promote_function_mode to compute the signedness of the promoted RTL for a SSA_NAME on the LHS of a call statement. 2010-06-18 Anatoly Sokolov * double-int.h (double_int_to_shwi, double_int_to_uhwi, double_int_fits_in_uhwi_p): Implement as static inline. (double_int_xor): New inline function. (double_int_lrotate, double_int_rrotate, double_int_max, double_int_umax, double_int_smax, double_int_min, double_int_umin, double_int_smin): Declare. (lrotate_double, rrotate_double): Remove declaration. * double-int.c (double_int_fits_in_uhwi_p, double_int_to_shwi, double_int_to_uhwi, lrotate_double, rrotate_double): Remove function. (double_int_lrotate, double_int_rrotate, double_int_max, double_int_umax, double_int_smax, double_int_min, double_int_umin, double_int_smin): New function. * fold-const.c (int_const_binop): Clean up, use double_int_* functions. * simplify-rtx.c (simplify_const_binary_operation): Clean up, use double_int_* and immed_double_int_const functions. 2010-06-18 Nathan Froyd * function.h (types_used_by_cur_var_decl): Change type to a VEC. * function.c (types_used_by_cur_var_decl): Likewise. (used_types_insert): Adjust for new type of types_used_by_cur_var_decl. 2010-06-18 Nathan Froyd * tree.h (record_layout_info): Change type of pending_statics field to a VEC. * stor-layout.c (start_record_layout): Store NULL into pending_statics. (debug_rli): Call debug_vec_tree instead of debug_tree. (place_field): Likewise. (finish_record_layout): Likewise. 2010-06-18 Alan Modra * config/rs6000/linux64.h (SET_CMODEL): Don't expand to empty. 2010-06-17 John David Anglin PR target/43740 * config/pa/pa.c (emit_move_sequence): Don't infer REG_POINTER flag for SET source operand from SET destination operand. 2010-06-17 Bernd Schmidt PR rtl-optimization/39871 * reload1.c (init_eliminable_invariants): For flag_pic, disable equivalences only for constants that aren't LEGITIMATE_PIC_OPERAND_P. (function_invariant_p): Rule out a plus of frame or arg pointer with a SYMBOL_REF. * ira.c (find_reg_equiv_invariant_const): Likewise. 2010-06-17 Gunther Nikl * config/rs6000/rs6000.c (print_operand) <'K'>: Also use print_operand_address and puts to output the operand for CONST. 2010-06-17 Jakub Jelinek PR debug/44572 * dwarf2out.c (dwarf2out_debug_hooks): Add entry for begin_epilogue hook. 2010-06-17 Nathan Froyd * v850-protos.h (print_operand): Delete. (print_operand_address): Delete. * v850.h (PRINT_OPERAND): Delete. (PRINT_OPERAND_PUNCT_VALID_P): Delete. (PRINT_OPERAND_ADDRESS): Delete. * v850.c (print_operand_address): Rename to... (v850_print_operand_address): ...this. Make static. Call v850_print_operand. (print_operand): Rename to... (v850_print_operand): ...this. Make static. Call v850_print_operand_address. (v850_print_operand_punct_valid_p): New function. (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define. (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define. 2010-06-17 Nathan Froyd * config/sh/sh-protos.h (print_operand): Delete. (print_operand_address): Delete. * config/sh/sh.h (PRINT_OPERAND): Delete. (PRINT_OPERAND_PUNCT_VALID_P): Delete. (PRINT_OPERAND_ADDRESS): Delete. * config/sh/sh.c (sh_print_operand_address): Make static. (sh_print_operand): Make static. Call sh_print_operand_address and sh_print_operand. (sh_print_operand_punct_valid_p): New function. (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define. (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define. 2010-06-17 Nathan Froyd * config/mcore/mcore-protos.h (mcore_print_operand): Delete. (mcore_print_operand_address): Delete. * config/mcore/mcore.h (PRINT_OPERAND): Delete. (PRINT_OPERAND_PUNCT_VALID_P): Delete. (PRINT_OPERAND_ADDRESS): Delete. * config/mcore/mcore.c (mcore_print_operand_address): Make static. (mcore_print_operand): Make static. (mcore_print_operand_punct_valid_p): New function. (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define. 2010-06-17 Nathan Froyd * config/m68hc11/m68hc11-protos.h (print_operand): Delete. (print_operand_address): Delete. * config/m68hc11/m68hc11.h (PRINT_OPERAND): Delete. (PRINT_OPERAND_ADDRESS): Delete. * config/m68hc11/m68hc11.c (m68hc11_print_operand_address): Make static. (m68hc11_print_operand): Make static. (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define. 2010-06-17 Nathan Froyd * config/m32r/m32r-protos.h (m32r_print_operand): Delete. (m32r_print_operand_address): Delete. * config/m32r/m32r.h (m32r_punct_chars): Delete. (PRINT_OPERAND): Delete. (PRINT_OPERAND_PUNCT_VALID_P): Delete. (PRINT_OPERAND_ADDRESS): Delete. * config/m32r/m32r.c (m32r_punct_chars): Make static. (m32r_print_operand_address): Make static. (m32r_print_operand): Make static. (m32r_print_operand_punct_valid_p): New function. (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): (TARGET_PRINT_OPERAND_ADDRESS): Define. 2010-06-17 Nathan Froyd * config/iq2000/iq2000-protos.h (print_operand): Delete. (print_operand_address): Delete. * config/iq2000/iq2000.h (PRINT_OPERAND): Delete. (PRINT_OPERAND_PUNCT_VALID_P): Delete. (PRINT_OPERAND_ADDRESS): Delete. (iq2000_print_operand_punct): Delete. * config/iq2000/iq2000.c (iq2000_print_operand_punct): Make static. (iq2000_print_operand_address): Make static. (iq2000_print_operand): Make static. (iq2000_print_operand_punct_valid_p): New function. (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): (TARGET_PRINT_OPERAND_ADDRESS): Define. 2010-06-17 Nathan Froyd * config/frv/frv-protos.h (frv_print_operand): Delete. (frv_print_operand_address): Delete. * config/frv/frv.h (PRINT_OPERAND): Delete. (PRINT_OPERAND_PUNCT_VALID_P): Delete. (PRINT_OPERAND_ADDRESS): Delete. * config/frv/frv.c (frv_print_operand_address): Make static. (frv_print_operand): Make static. (frv_print_operand_punct_valid_p): New function. (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): (TARGET_PRINT_OPERAND_ADDRESS): Define. 2010-06-17 Nathan Froyd * tree.h (vec_member): Declare. * tree.c (vec_member): Define. 2010-06-17 Richard Guenther * tree-flow-inline.h (array_ref_contains_indirect_ref): Remove. * tree-flow.h (array_ref_contains_indirect_ref): Likewise. 2010-06-17 Richard Guenther * tree-inline.c (declare_return_variable): Remove bogus code. 2010-06-17 Richard Guenther * gimplify.c (gimplify_bind_expr): Always promote complex and vector variables to registers if possible. 2010-06-17 Richard Guenther * expr.c (get_inner_reference): Use double_int for bit_offset calculation. 2010-06-16 DJ Delorie * common.opt (-fstrict-volatile-bitfields): new. * doc/invoke.texi: Document it. * fold-const.c (optimize_bit_field_compare): For volatile bitfields, use the field's type to determine the mode, not the field's size. * expr.c (expand_assignment): Likewise. (get_inner_reference): Likewise. (expand_expr_real_1): Likewise. * expmed.c (store_fixed_bit_field): Likewise. (extract_bit_field_1): Likewise. (extract_fixed_bit_field): Likewise. 2010-06-16 Richard Guenther * tree-inline.c (remap_gimple_op_r): Recurse using remap_gimple_op_r. 2010-06-16 Douglas B Rupp * config/ia64/vms.h (ASM_OUTPUT_DWARF_DELTA_UNITS): Remove. (ASM_OUTPUT_DWARF_VMS_DELTA: Define new macro. * dbxout.c (gcc_debug_hooks): New entry begin_epilogue. * debug.c: Likewise. * sdbout.c: Likewise. * vmsdbgout.c: Likewise. * debug.h: Likewise. (dwarf2out_vms_{begin,end}_prologue): Declare. * doc/tm.texi (ASM_OUTPUT_DWARF_VMS_DELTA): Document. * dwarf2asm.c (dw2_asm_output_vms_delta): New function. (ASM_OUTPUT_DWARF_VMS_DELTA): Call it. * dwarf2asm.h (dw2_asm_output_vms_delta): Declare. * dwarf2out.c (dw_fde_struct): New fields dw_fde_vms_{end,begin}_prologue. (PROLOGUE_END_LABEL, EPILOGUE_BEGIN_LABEL): New macros. (dwarf2out_begin_prologue): Set dw_fde_struct defaults for above. (dwarf2out_vms_end_prologue): New function. (dwarf2out_vms_begin_epilogue): New function. (dw_val_struct): New value dw_val_class_vms_delta. (gcc_debug_hooks): New entry begin_epilogue. Set end_prologue, begin_epilogue for VMS. (AT_vms_delta1, AT_vms_delta2, add_AT_vms_delta): Declare new static functions. (dwarf_attr_name): New cases DW_AT_HP_{prologue,epilogue}. (AT_vms_delta1, AT_vms_delta2, add_AT_vms_delta): New static functions. (print_die): New case dw_val_class_vms_delta. (attr_checksum): Likewise. (same_dw_val_p: Likewise. (size_of_die): Likewise. (value_format): Likewise. (output_die): Likewise. (gen_subprogram_die): Call add_AT_vms_delta on VMS. (dwarf2out_begin_epilogue): Rename to dwarf2out_cfi_begin_epilogue * dwarf2out.h (dwarf2out_begin_epilogue): Rename to dwarf2out_cfi_begin_epilogue * final.c (final_scan_insn): Likewise. Call begin_epilogue. 2010-06-16 Nathan Froyd * config/cris/cris-protos.h (cris_print_operand): Delete. (cris_print_operand_address): Delete. * config/cris/cris.h (PRINT_OPERAND): Delete. (PRINT_OPERAND_PUNCT_VALID_P): Delete. (PRINT_OPERAND_ADDRESS): Delete. * config/cris/cris.c (cris_print_operand_address): Make static. (cris_print_operand): Make static. (cris_print_operand_punct_valid_p): New function. (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): (TARGET_PRINT_OPERAND_ADDRESS): Define. 2010-06-16 Nathan Froyd * config/arm/arm-protos.h (arm_print_operand): Delete. (arm_print_operand_address): Delete. * config/arm/arm.h (PRINT_OPERAND): Delete. (PRINT_OPERAND_PUNCT_VALID_P): Delete. (PRINT_OPERAND_ADDRESS, ARM_PRINT_OPERAND_ADDRESS): (THUMB_PRINT_OPERAND_ADDRESS): Delete and move code to... * config/arm/arm.c (arm_print_operand_address): ...here. New function. (arm_print_operand): Make static. (arm_print_operand_punct_valid_p): New function. (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): (TARGET_PRINT_OPERAND_ADDRESS): Define. 2010-06-16 Nick Clifton * config/rx/constraints.md (NEGint4): New constraint. * config/rx/rx.md (attr cc): Add set_zsc. (cbranchsf4): Only test for -fnon-call-exceptions if cfun has been initialised. (cmpsf): Likewise. (call_internal): Clobber the cc0 register. (call_value_internal): Likewise. (cstoresi4): Likewise. (movsieq): Likewise. (movsine): Likewise. (addsi3): Add alternative to handle small negative constants. (sunsi3): Likewise. (addsi3): Do not set the O bit in the cc0 register. (adddi3): Likewise. (subsi3): Likewise. (subdi3): Likewise. (andsi3): Reorder alternatives to prefer shorter forms. (mulsi3): Likewise. (iorsi3): Likewise. (negsi2): Note that the cc0 flags are set. (rotlsi3): Note that only the Z and S bits are set in cc0. (lshrsi3): Likewise. (ashlsi3): Likewise. (subsf3): Use %Q for the MEM operand. (fix_truncsfsi2): Likewise. (floatsisf2): Likewise. (bitset): Remove early clobber from destination. (bitset_in_memory): Likewise. (lrintsf2): Clobber the cc0 register. * config/rx/rx.c (rx_notice_update_cc): Handle CC_SET_ZSC. (rx_print_operand): Handle %N. 2010-06-16 Jan Hubicka * df-core.c (df_compact_blocks): Free problem_temps vector. 2010-06-16 Martin Jambor PR tree-optimization/43905 * tree-sra.c: Include tree-inline.h. (create_abstract_origin): Removed. (modify_function): Version the call graph node instead of creating abstract origins and dealing with same_body aliases. * tree-sra.c (ipa_sra_preliminary_function_checks): Check whether the function is versionable. * Makefile.in (tree-sra.o): Add TREE_INLINE_H to dependencies. 2010-06-16 Maxim Kuvyrkov * config/mips/linux64.h (BIONIC_DYNAMIC_LINKERN32): Define. (CHOOSE_DYNAMIC_LINKER): Update. 2010-06-15 Uros Bizjak * config/i386/i386.c (*prefetch_sse_): Macroize insn from *prefetch_sse and *prefetch_sse_rex using P mode iterator. (*prefetch_3dnow_): Ditto from *prefetch_3dnow and *prefetch_3dnow_rex. 2010-06-15 Anatoly Sokolov * target.h (struct asm_out):Add declare_constant_name field. * target-def.h (TARGET_ASM_DECLARE_CONSTANT_NAME): Define. (TARGET_INITIALIZER): Use TARGET_ASM_DECLARE_CONSTANT_NAME. * output.h (default_asm_declare_constant_name): Declare. (assemble_label): Update prototype. * varasm.c (assemble_constant_contents): Use targetm.asm_out.declare_constant_name target hook. (assemble_label): Add 'file' argument. (default_asm_declare_constant_name): New function. * system.h (ASM_DECLARE_CONSTANT_NAME): Poison. * doc/tm.texi (ASM_DECLARE_CONSTANT_NAME): Remove. (TARGET_ASM_DECLARE_CONSTANT_NAME): Document it. * config/darwin-protos.h (darwin_asm_declare_constant_name): Declare. * config/darwin.c (darwin_asm_declare_constant_name): New function. (machopic_output_indirection): Update assemble_label argument list. * config/darwin.h (ASM_DECLARE_CONSTANT_NAME): Remove. (TARGET_ASM_DECLARE_CONSTANT_NAME): Define. 2010-06-15 Sebastian Pop PR middle-end/44391 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use size_one_node for pointer types. Do not call gmp_cst_to_tree. 2010-06-15 Richard Guenther * tree-ssa-pre.c (eliminate): Handle PHI elimination to constants. 2010-06-15 Paul Brook * config/arm/arm.c (use_vfp_abi): Add sorry() for Thumb-1 hard-float ABI. 2010-06-15 Alexandre Oliva * tree-vect-patterns.c (vect_pattern_recog_1): Bail out if we don't get a vector type for output. 2010-06-15 Jakub Jelinek PR fortran/44536 * langhooks.h (struct lang_hooks_for_decls): Add omp_report_decl. * langhooks-def.h (LANG_HOOKS_OMP_REPORT_DECL): Define. (LANG_HOOKS_DECLS): Add it. * gimplify.c (omp_notice_variable): Call lang_hooks.decls.omp_report_decl. 2010-06-15 Martin Jambor PR lto/44464 * tree-sra.c (replace_removed_params_ssa_names): Call release_ssa_name on the newly dead SSA name. 2010-06-15 Alan Modra * doc/invoke.texi: Add mcmodel to powerpc options. * configure.ac: Add HAVE_LD_LARGE_TOC test. * configure: Regenerate. * config.in: Regenerate. * config/rs6000/linux64.opt (mcmodel): New. * config/rs6000/linux64.h (TARGET_USES_LINUX64_OPT): Define. (TARGET_CMODEL, SET_CMODEL): Define. (SUBSUBTARGET_OVERRIDE_OPTIONS): Check user -mcmodel choice, select CMODEL_MEDIUM default. * config/rs6000/rs6000.h (enum rs6000_cmodel): New. (TARGET_CMODEL): Define default. * config/rs6000/rs6000.c (cmodel): New variable. (rs6000_explicit_options): Add cmodel field. (rs6000_handle_option): Handle -mcmodel. (create_TOC_reference): Add largetoc_reg param. Generate high, lo_sum rtl for CMODEL_MEDIUM and CMODEL_LARGE. Update all callers. (rs6000_delegitimize_address): Recognise new toc reference rtl and minimal-toc rtl. (rs6000_legitimize_reload_address): Handle new toc references. (print_operand_address): Handle legitimate_constant_pool_address_p match before lo_sum. (rs6000_eliminate_indexed_memrefs): Tidy. (rs6000_emit_move): Tweak threshold for inlining constants. Keep rs6000_emit_allocate_stack large stack frame offsets loaded into r0 inline. (rs6000_generate_compare ): One more clobber. (tocrel_base, tocrel_offset): New variables. (toc_relative_expr_p): Set them here. (print_operand_address): Skip over any offset on constant pool address. (rs6000_output_addr_const_extra): Print tocrel_offset before @toc. (rs6000_mode_dependent_address ): False for new toc refs. (offsettable_ok_by_alignment): New function. (rs6000_emit_move): Address suitably aligned local symbol_refs relative to the toc pointer for -mcmodel=medium. (legitimate_constant_pool_address_p): Make param const_rtx. Add strict param. Allow lo_sum version of addressing. Verify reg used for -mminimal-toc and -mcmodel != small. Update all callers. * config/rs6000/constraints.md: Update for above change. * config/rs6000/predicates.md: Likewise. * config/rs6000/rs6000.md (tls_gd_aix): Generate -mcmodel=medium/large code. (tls_gd): Split for -mcmodel=medium/large. (tls_gd_high, tls_gd_low): New. (tls_ld_aix, tls_ld, tls_ld_high, tls_ld_low): Similarly. (tls_got_dtprel, tls_got_dtprel_high, tls_got_dtprel_low): Similarly. (tls_got_tprel, tls_got_tprel_high, tls_got_tprel_low): Similarly. (largetoc_high, largetoc_low): New. (cmptf_internal2): Add clobber. * config/rs6000/rs6000-protos.h: Update. 2010-06-14 Changpeng Fang * tree-ssa-loop-prefetch.c (nothing_to_prefetch_p): New. Return true if no prefetch is going to be generated for a given group. (estimate_prefetch_count): Use prefetch_mod and unroll_factor to estimate the prefetch_count. (loop_prefetch_arrays): Call nothing_to_prefetch_p; estimate the prefetch count by considering the unroll_factor and prefetch_mod for is_loop_prefetching_profitable. 2010-06-14 Andreas Schwab * config/m68k/m68k.c (m68k_delegitimize_address): Don't do anything if the argument is not a MEM. 2010-06-14 Alexandre Oliva PR debug/43650 PR debug/44181 PR debug/44247 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Skip debug stmts. (canonicalize_loop_ivs): Likewise. 2010-06-14 Alexandre Oliva PR debug/43656 * haifa-sched.c (setup_insn_reg_pressure_info, update_register_pressure): Reject debug insns. (ready_sort): Don't setup reg pressure for debug insns. (schedule_insn): Don't update reg pressure for debug insns. 2010-06-14 Richard Guenther * lto-streamer.c (cached_bp): Remove. (bitpack_delete): Likewise. (bitpack_create): Likewise. (bp_get_next_word): Likewise. (bp_pack_value, bp_unpack_value): Move ... * lto-streamer.h (bp_pack_value, bp_unpack_value): ... here. Re-implement. (struct bitpack_d): Likewise. (bitpack_create, lto_output_bitpack, lto_input_bitpack): New inline functions. * lto-streamer-out.c (lto_output_bitpack): Remove. (pack_ts_base_value_fields): Adjust. Avoid conditional bitpacking. (pack_value_fields): Adjust. (lto_write_tree): Likewise. (output_gimple_stmt): Likewise. (output_function): Likewise. * lto-streamer-in.c (input_gimple_stmt): Adjust. (input_function): Likewise. (unpack_ts_base_value_fields): Adjust. Avoid conditional bitpacking. (lto_input_bitpack): Remove. (lto_materialize_tree): Adjust. * Makefile.in (ipa-prop.o): Add $(LTO_STREAMER_H) dependency. * lto-cgraph.c (lto_output_edge): Adjust. (lto_output_node): Likewise. (lto_output_varpool_node): Likewise. (lto_output_ref): Likewise. (input_node): Likewise. (input_varpool_node): Likewise. (input_ref): Likewise. (input_edge): Likewise. (output_node_opt_summary): Likewise. (input_node_opt_summary): Likewise. * ipa-pure-const.c (pure_const_write_summary): Likewise. (pure_const_read_summary): Likewise. * ipa-prop.c (ipa_write_indirect_edge_info): Likewise. (ipa_read_indirect_edge_info): Likewise. (ipa_write_node_info): Likewise. (ipa_read_node_info): Likewise. 2010-06-14 H.J. Lu PR target/44534 * config/i386/sse.md (vec_extract_lo_): Replace 0x1 with 0x0. (vec_extract_lo_v16hi): Likewise. (vec_extract_lo_v32qi): Likewise. 2010-06-14 Jakub Jelinek PR bootstrap/44426 * tree.h (build_call_expr): Don't define as vararg macro, instead add a prototype. * builtins.c (build_call_nofold): Remove. (expand_builtin_int_roundingfn, expand_builtin_pow, expand_builtin_mempcpy_args, expand_builtin_stpcpy, expand_builtin_memset_args, expand_builtin_strcmp, expand_builtin_strncmp, expand_builtin_memory_chk): Use build_call_nofold_loc instead of build_call_nofold. (build_call_expr): New function. PR tree-optimization/44508 * tree-ssa-propagate.h (substitute_and_fold): Add DO_DCE argument. * tree-ssa-propagate.c (substitute_and_fold): If !DO_DCE, don't eliminate trivially dead stmts. * tree-vrp.c (vrp_finalize): Pass false as last argument to substitute_and_fold. * tree-ssa-copy.c (fini_copy_prop): Pass true as last argument to substitute_and_fold. * tree-ssa-ccp.c (ccp_finalize): Likewise. PR bootstrap/44509 * c-config-lang.in (gtfiles): Add c-family/c-cppbuiltin.c. 2010-06-14 Ira Rosen PR tree-optimization/44507 * tree-vect-loop.c (get_initial_def_for_reduction): Use -1 to build initial vector for BIT_AND_EXPR. * tree-vect-slp.c (vect_get_constant_vectors): Likewise. 2010-06-14 Jakub Jelinek * config/s390/s390.md (*mov_64 DD_DF, mov): Properly adjust z10prop set_attr. 2010-06-13 Jan Hubicka * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into, bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl): Turn internal datastructure checks into checking asserts. * rtlanal.c (find_reg_note): Use gcc_checking_assert. * tree-ssa-sccvn.c (VN_INFO): Likewise. * df-scan.c (df_reorganize_refs_by_reg_by_reg, df_install_ref, df_ref_create_structure): Likewise. * alloc-pool.c (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free): Use gcc_checking_assert. * alias.c (get_alias_set): Likewise. * var-tracking.c (variable_htab_free, shared_hash_copy, canonicalize_values_mark, variable_merge_over_cur): Likewise. * lto-streamer.c (bp_unpack_value): Likewise. 2010-06-13 Richard Guenther * lto-streamer-in.c (lto_input_ts_type_tree_pointers): Do not stream but initialize TYPE_CANONICAL to NULL. (lto_output_ts_type_tree_pointers): Do not stream TYPE_CANONICAL. * gimple.c (gimple_types_compatible_p): Disregard TYPE_STRUCTURAL_EQUALITY_P. (gimple_register_type): Use TYPE_CANONICAL as cache. * lto-streamer.c (lto_record_common_node): Zero TYPE_CANONICAL before registering common types. * config/i386/i386.c (ix86_function_arg_boundary): Do not use TYPE_CANONICAL, instead use TYPE_MAIN_VARIANT. * tree.h (TYPE_CANONICAL): Clarify documentation. 2010-06-13 Anatoly Sokolov * config/ia64/ia64.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE, LIBCALL_VALUE): Remove macros. * config/ia64/ia64-protos.h (ia64_function_value): Remove. * config/ia64/ia64.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define. (ia64_libcall_value, ia64_function_value_regno_p): New functions. (ia64_function_value): Make static. Handle receiving the function type in 'fn_decl_or_type' argunent. Add 'outgoing' argument. 2010-06-12 Jan Hubicka * cse.c (cse_extended_basic_block): Move optimize_bb_for_speed_p at correct place. 2010-06-12 Bernd Schmidt * config/arm/arm.c (thumb2_reorg): Fix errors in previous change. 2010-06-12 Jan Hubicka * df-core.c (df_clear_bb_info): New function. (df_set_blocks): bb_info is always allocated. (df_get_bb_info): Use block_info_elt_size. (df_set_bb_info): Likewise. (df_compact_blocks): Update for new block_info. (grow_bb_info): New function. * df-problems.c (df_grow_bb_info): Move to df-core.c (df_rd_set_bb_info): Remove. (df_rd_free_bb_info): Do not free block pool. (df_rd_alloc): Do not create pool, use check for obstack presence instead of NULL pointer for new blocks. (df_rd_free): DO not free alloc pool; clear block_info. (problem_RD): Add size of block info structure. (df_lr_set_bb_info): Remove. (df_lr_free_bb_info): Do not free block pool. (df_lr_alloc): Do not create pool, use check for obstack presence instead of NULL pointer for new blocks. (df_lr_free): DO not free alloc pool; clear block_info. (problem_LR): Add size of block info structure. (df_live_set_bb_info): Remove. (df_live_free_bb_info): Do not free block pool. (df_live_alloc): Do not create pool, use check for obstack presence instead of NULL pointer for new blocks. (df_live_free): DO not free alloc pool; clear block_info. (problem_LIVE): Add size of block info structure. (problem_CHAIN): Add size of block info structure. (df_byte_lr_set_bb_info): Remove. (df_byte_lr_free_bb_info): Do not free block pool. (df_byte_lr_alloc): Do not create pool, use check for obstack presence instead of NULL pointer for new blocks. (df_byte_lr_free): DO not free alloc pool; clear block_info. (problem_BYTE_LR): Add size of block info structure. (problem_NOTE): Add size of block info structure. (df_byte_MD_set_bb_info): Remove. (df_byte_MD_free_bb_info): Do not free block pool. (df_byte_MD_alloc): Do not create pool, use check for obstack presence instead of NULL pointer for new blocks. (df_byte_MD_free): DO not free alloc pool; clear block_info. (problem_BD): Add size of block info structure. * df-scan.c (df_scan_free_internal): Free block pool. (df_scan_set_bb_info): Remove. (df_scan_free_bb_info): Check for artificial_defs instead of bb_info being non-NULL. (df_scan_alloc): DO not create df_scan_block pool. (problem_SCAN): Set size of block info. (df_bb_refs_record): Do not allocate bb_info. * df.h (df_problem): Add block_info_elt_size. (struct dataflow): Change block_info to void *. (df_scan_get_bb_info, df_rd_get_bb_info, df_lr_get_bb_info, df_md_get_bb_info, df_live_get_bb_info, df_byte_lr_get_bb_info): Return in-line structures. 2010-06-12 Jan Hubicka PR tree-optimize/44485 * tree-cfgcleanup.c (fixup_noreturn_call): Remove basic blocks containing use of return value of noreturn function. 2010-06-12 Anatoly Sokolov * targhooks.c (default_function_value): Don't use FUNCTION_OUTGOING_VALUE. * system.h (FUNCTION_OUTGOING_VALUE): Poison. * doc/tm.texi (FUNCTION_OUTGOING_VALUE): Removed. 2010-06-12 Kazu Hirata * config.gcc (mips64*-*-linux*, mipsisa64*-*-linux*, mips*-*-linux*): Add crtfastmath.o to extra_parts. * config/mips/crtfastmath.c: New. * config/mips/linux.h (ENDFILE_SPEC): New. 2010-06-12 Sebastian Pop * graphite-clast-to-gimple.c (gcc_type_for_interval): Do not pass old_type in parameter. (gcc_type_for_value): Update call to gcc_type_for_interval. (compute_type_for_level_1): Renamed compute_type_for_level. Update call to gcc_type_for_interval. 2010-06-11 Joseph Myers * common.opt (Wstrict-aliasing=, Wstrict-overflow=, fabi-version=, flto-compression-level=, ftree-parallelize-loops=): Add RejectNegative. 2010-06-11 Joseph Myers * opts-common.c: Include options.h. (integral_argument): Move from opts.c. (decode_cmdline_option): New. Based on read_cmdline_option. * opts.c (integral_argument): Move to opts-common.c. (read_cmdline_option): Move most contents to decode_cmdline_option. Use %qs in diagnostics. * opts.h (CL_ERR_DISABLED, CL_ERR_MISSING_ARG, CL_ERR_WRONG_LANG, CL_ERR_UINT_ARG, struct cl_decoded_option, integral_argument, decode_cmdline_option): New. 2010-06-11 Uros Bizjak PR target/44481 * config/i386/i386.md (UNSPEC_PARITY): New unspec. (paritydi2_cmp): Use UNSPEC_PARITY unspec instead of parity RTX. (partiysi2_cmp): Ditto. (*partiyhi2_cmp): Ditto. (*parityqi2_cmp): Remove. 2010-06-11 Jan Hubicka * bitmap.h (bmp_iter_next_bit): New. (bmp_iter_set, bmp_iter_and, bmp_iter_and_compl): Use it. 2010-06-11 Sandra Loosemore Eric Botcazou * tree-ssa-loop-ivopts.c (get_computation_cost_at): Return again the computed cost. 2010-06-11 Uros Bizjak * config/i386/i386.md (unspec): New define_c_enum. (unspecv): Ditto. 2010-06-10 Jakub Jelinek * Makefile.in (c-family/c-cppbuiltin.o): Depend on $(CPP_ID_DATA_H). 2010-06-11 Sebastian Pop PR middle-end/44483 * tree-if-conv.c (bb_predicate_s): New struct. (bb_predicate_p): New. (bb_has_predicate): New. (bb_predicate): New. (set_bb_predicate): New. (bb_predicate_gimplified_stmts): New. (set_bb_predicate_gimplified_stmts): New. (add_bb_predicate_gimplified_stmts): New. (init_bb_predicate): New. (free_bb_predicate): New. (is_predicated): Use bb_predicate. (add_to_predicate_list): Use bb_predicate and set_bb_predicate. (predicate_bbs): Same. Gimplify the condition of the basic blocks before processing their successors. (clean_predicate_lists): Removed. (find_phi_replacement_condition): Use bb_predicate. (process_phi_nodes): Renamed ifconvert_phi_nodes. Avoid useless computations. (insert_gimplified_predicates): New. (combine_blocks): Call insert_gimplified_predicates. (tree_if_conversion): Call free_bb_predicate instead of clean_predicate_lists. 2010-10-11 Paul Brook * doc/invoke.texi: Document ARM -mcpu=cortex-m4. * config/arm/arm.c (all_architectures): Change v7e-m default to cortexm4. * config/arm/arm-cores.def: Add cortex-m4. * config/arm/arm-tune.md: Regenerate. 2010-06-11 Jan Hubicka * ipa-pure-const.c (special_builtlin_state): New function. (check_call): Use it instead of special casign BUILT_IN_RETURN. (propagate_pure_const): Use it. 2010-06-11 Jan Hubicka * df-problems.c (df_live_scratch): Convert to bitmap_head. (df_live_alloc): Initialize df_live_scratch when initializing problem_data. (df_live_transfer_function): Update uses of df_live_scratch. (df_live_free): Free problem_data; clear df_live_scratch before releasing the obstack. (df_md_free): Free problem data. 2010-06-11 Jan Hubicka * doc/invoke.texi (Wsuggest-attribute): Document. (Wmissing-noreturn): Remove. * ipa-pure-const.c (warn_function_noreturn): New function. * opts.c (decode_options): Set warn_suggest_attribute_noreturn on warn_missing_noreturn. * common.opt (Wsuggest-attribute=noreturn): New. * tree-flow.h (warn_function_noreturn): Declare. * tree-cfg.c (execute_warn_function_noreturn): Use warn_function_noreturn. (gate_warn_function_noreturn): New. (pass_warn_function_noreturn): Update. 2010-06-11 Manuel López-Ibáñez * c-typeck.c (handle_warn_cast_qual): Add loc parameter. Improve warning message. (build_c_cast): Pass location to handle_warn_cast_qual. 2010-06-11 Uros Bizjak * config/i386/i386.md (pro_epilogue_adjust_stack_1) : Assert that operand 0 == operand 1. Use x86_maybe_negate_const_int to output insn mnemonic. (pro_epilogue_adjust_stack_rex64) : Ditto. 2010-06-10 Dodji Seketeli Fix bootstap on mips * dwarf2out.c (is_naming_typedef_dec): Built-in TYPE_DECLs cannot be naming typedefs. 2010-06-11 Kai Tietz * system.h (helper_const_non_const_cast): New inline for gcc version <= 4.0. (CONST_CAST2): For gcc version <= 4.0 use new helper to do const/non-const casting. 2010-06-10 Richard Sandiford * doc/md.texi: Document the "unspec" and "unspecv" enum names. * Makefile.in (OBJS-common): Include insn-enums.o. (insn-enums.o): New rule. (simple_generated_c): Add insn-enums.c. (build/genenums.o): New rule. (genprogmd): Add "enums". * genconstants.c (print_enum_type): Declare a C string array for each enum. * genenums.c: New file. * print-rtl.c (print_rtx): If defined, use the "unspecv" enum for UNSPEC_VOLATILE. If defined, use the "unspec" enum for both UNSPEC and (as a fallback) for UNSPEC_VOLATILE. 2010-06-10 Richard Sandiford * doc/md.texi (define_enum_attr): Document. * rtl.def (DEFINE_ENUM_ATTR): New rtx. * read-md.h (lookup_enum_type): Declare. * read-md.c (lookup_enum_type): New function. * genattr.c (gen_attr, main): Handle DEFINE_ENUM_ATTR. * genattrtab.c (attr_desc): Add an enum_name field. (evaluate_eq_attr): Take the associated attribute as argument. Get the enum prefix from the enum_name field, if defined. Use ACONCAT rather than a fixed-length buffer. Update recursive calls. (simplify_test_exp): Pass attr to evaluate_eq_attr. (add_attr_value): New function, split out from... (gen_attr): ...here. Handle DEFINE_ENUM_ATTR. (write_test_expr): Pass attr to evaluate_eq_attr. (write_attr_get): Use the enum_name as the enum tag, if defined. (write_attr_valueq): Use the enum_name as a prefix, if defined. (find_attr): Initialize enum_name. (main): Handle DEFINE_ENUM_ATTR. * gensupport.c (process_rtx): Likewise. * config/mips/mips.h (mips_tune_attr): Delete. * config/mips/mips.md (cpu): Use define_attr_enum. 2010-06-10 Richard Sandiford * doc/md.texi (define_c_enum, define_enum): Document. * read-md.h (md_constant): Add a parent_enum field. (enum_value, enum_type): New structures. (upcase_string, traverse_enum_types): Declare. * read-md.c (enum_types): New variable. (upcase_string, add_constant): New functions. (handle_constants): Don't create the hash table here. Use add_constant. (traverse_md_constants): Don't check for a null md_constants. (decimal_string, handle_enum, traverse_enum_types): New functions. (read_md_files): Initialize md_constants and md_enums. * genconstants.c (print_md_constant): Ignore info argument. Only print constants that belong to no enum. (print_enum_type): New function. (main): Don't pass stdout to print_md_constant. Call print_enum_type for each defined enum type. * config/mips/mips.md (processor): New define_enum. (unspec): New define_c_enum. (UNSPEC_COMPARE_AND_SWAP, UNSPEC_COMPARE_AND_SWAP_12) (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_NEW_OP_12) (UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE, UNSPEC_SYNC_EXCHANGE_12) (UNSPEC_MEMORY_BARRIER): Moved to sync.md. (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC) (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S) (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W) (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR) (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA) (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR) (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL) (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R) (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH) (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL) (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR) (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH) (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL) (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR) (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH) (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB) (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH) (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H) (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP) (UNSPEC_RDDSP): Move to mips-dsp.md. (UNSPEC_ABSQ_S_QB, UNSPEC_ADDU_PH, UNSPEC_ADDU_S_PH, UNSPEC_ADDUH_QB) (UNSPEC_ADDUH_R_QB, UNSPEC_APPEND, UNSPEC_BALIGN, UNSPEC_CMPGDU_EQ_QB) (UNSPEC_CMPGDU_LT_QB, UNSPEC_CMPGDU_LE_QB, UNSPEC_DPA_W_PH) (UNSPEC_DPS_W_PH, UNSPEC_MADD, UNSPEC_MADDU, UNSPEC_MSUB, UNSPEC_MSUBU) (UNSPEC_MUL_PH, UNSPEC_MUL_S_PH, UNSPEC_MULQ_RS_W, UNSPEC_MULQ_S_PH) (UNSPEC_MULQ_S_W, UNSPEC_MULSA_W_PH, UNSPEC_MULT, UNSPEC_MULTU) (UNSPEC_PRECR_QB_PH, UNSPEC_PRECR_SRA_PH_W, UNSPEC_PRECR_SRA_R_PH_W) (UNSPEC_PREPEND, UNSPEC_SHRA_QB, UNSPEC_SHRA_R_QB, UNSPEC_SHRL_PH) (UNSPEC_SUBU_PH, UNSPEC_SUBU_S_PH, UNSPEC_SUBUH_QB, UNSPEC_SUBUH_R_QB) (UNSPEC_ADDQH_PH, UNSPEC_ADDQH_R_PH, UNSPEC_ADDQH_W, UNSPEC_ADDQH_R_W) (UNSPEC_SUBQH_PH, UNSPEC_SUBQH_R_PH, UNSPEC_SUBQH_W, UNSPEC_SUBQH_R_W) (UNSPEC_DPAX_W_PH, UNSPEC_DPSX_W_PH, UNSPEC_DPAQX_S_W_PH) (UNSPEC_DPAQX_SA_W_PH, UNSPEC_DPSQX_S_W_PH, UNSPEC_DPSQX_SA_W_PH): Moved to mips-dspr2.md. (UNSPEC_MOVE_TF_PS, UNSPEC_C, UNSPEC_ALNV_PS, UNSPEC_CABS) (UNSPEC_ADDR_PS, UNSPEC_CVT_PW_PS, UNSPEC_CVT_PS_PW, UNSPEC_MULR_PS) (UNSPEC_ABS_PS, UNSPEC_RSQRT1, UNSPEC_RSQRT2, UNSPEC_RECIP1) (UNSPEC_RECIP2, UNSPEC_SINGLE_CC, UNSPEC_SCC): Move from mips-ps-3d.md. (UNSPEC_LOONGSON_PAVG, UNSPEC_LOONGSON_PCMPEQ, UNSPEC_LOONGSON_PCMPGT) (UNSPEC_LOONGSON_PEXTR, UNSPEC_LOONGSON_PINSR_0) (UNSPEC_LOONGSON_PINSR_1, UNSPEC_LOONGSON_PINSR_2) (UNSPEC_LOONGSON_PINSR_3, UNSPEC_LOONGSON_PMADD) (UNSPEC_LOONGSON_PMOVMSK, UNSPEC_LOONGSON_PMULHU) (UNSPEC_LOONGSON_PMULH, UNSPEC_LOONGSON_PMULL, UNSPEC_LOONGSON_PMULU) (UNSPEC_LOONGSON_PASUBUB, UNSPEC_LOONGSON_BIADD, UNSPEC_LOONGSON_PSADBH) (UNSPEC_LOONGSON_PSHUFH, UNSPEC_LOONGSON_PUNPCKH) (UNSPEC_LOONGSON_PUNPCKL, UNSPEC_LOONGSON_PADDD) (UNSPEC_LOONGSON_PSUBD): Move to mips-loongson.md. (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN) (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN) (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN) (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): Move to mips-loongson2ef.md. (cpu): Update comment. * config/mips/sync.md (UNSPEC_COMPARE_AND_SWAP) (UNSPEC_COMPARE_AND_SWAP_12, UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP) (UNSPEC_SYNC_NEW_OP_12, UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE) (UNSPEC_SYNC_EXCHANGE_12, UNSPEC_MEMORY_BARRIER): Moved from mips.md. * config/mips/loongson.md (UNSPEC_LOONGSON_PAVG, UNSPEC_LOONGSON_PCMPEQ) (UNSPEC_LOONGSON_PCMPGT, UNSPEC_LOONGSON_PEXTR, UNSPEC_LOONGSON_PINSR_0) (UNSPEC_LOONGSON_PINSR_1, UNSPEC_LOONGSON_PINSR_2) (UNSPEC_LOONGSON_PINSR_3, UNSPEC_LOONGSON_PMADD) (UNSPEC_LOONGSON_PMOVMSK, UNSPEC_LOONGSON_PMULHU) (UNSPEC_LOONGSON_PMULH, UNSPEC_LOONGSON_PMULL, UNSPEC_LOONGSON_PMULU) (UNSPEC_LOONGSON_PASUBUB, UNSPEC_LOONGSON_BIADD, UNSPEC_LOONGSON_PSADBH) (UNSPEC_LOONGSON_PSHUFH, UNSPEC_LOONGSON_PUNPCKH) (UNSPEC_LOONGSON_PUNPCKL, UNSPEC_LOONGSON_PADDD) (UNSPEC_LOONGSON_PSUBD): Moved from mips.md * config/mips/loongson2ef.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN) (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN) (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN) (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): Moved from mips.md * config/mips/mips-dsp.md (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ) (UNSPEC_SUBQ_S, UNSPEC_ADDSC, UNSPEC_ADDWC, UNSPEC_MODSUB) (UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S, UNSPEC_PRECRQ_QB_PH) (UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W, UNSPEC_PRECRQU_S_QB_PH) (UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR, UNSPEC_PRECEQU_PH_QBL) (UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA, UNSPEC_PRECEQU_PH_QBRA) (UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR, UNSPEC_PRECEU_PH_QBLA) (UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL, UNSPEC_SHLL_S, UNSPEC_SHRL_QB) (UNSPEC_SHRA_PH, UNSPEC_SHRA_R, UNSPEC_MULEU_S_PH_QBL) (UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH, UNSPEC_MULEQ_S_W_PHL) (UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL, UNSPEC_DPAU_H_QBR) (UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR, UNSPEC_DPAQ_S_W_PH) (UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH, UNSPEC_DPAQ_SA_L_W) (UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL, UNSPEC_MAQ_S_W_PHR) (UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR, UNSPEC_BITREV, UNSPEC_INSV) (UNSPEC_REPL_QB, UNSPEC_REPL_PH, UNSPEC_CMP_EQ, UNSPEC_CMP_LT) (UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB, UNSPEC_CMPGU_LT_QB) (UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH, UNSPEC_EXTR_W) (UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H, UNSPEC_EXTP) (UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP) (UNSPEC_RDDSP): Moved from mips.md. * config/mips/mips-dspr2.md (UNSPEC_ABSQ_S_QB, UNSPEC_ADDU_PH) (UNSPEC_ADDU_S_PH, UNSPEC_ADDUH_QB, UNSPEC_ADDUH_R_QB, UNSPEC_APPEND) (UNSPEC_BALIGN, UNSPEC_CMPGDU_EQ_QB, UNSPEC_CMPGDU_LT_QB) (UNSPEC_CMPGDU_LE_QB, UNSPEC_DPA_W_PH, UNSPEC_DPS_W_PH, UNSPEC_MADD) (UNSPEC_MADDU, UNSPEC_MSUB, UNSPEC_MSUBU, UNSPEC_MUL_PH) (UNSPEC_MUL_S_PH, UNSPEC_MULQ_RS_W, UNSPEC_MULQ_S_PH, UNSPEC_MULQ_S_W) (UNSPEC_MULSA_W_PH, UNSPEC_MULT, UNSPEC_MULTU, UNSPEC_PRECR_QB_PH) (UNSPEC_PRECR_SRA_PH_W, UNSPEC_PRECR_SRA_R_PH_W, UNSPEC_PREPEND) (UNSPEC_SHRA_QB, UNSPEC_SHRA_R_QB, UNSPEC_SHRL_PH, UNSPEC_SUBU_PH) (UNSPEC_SUBU_S_PH, UNSPEC_SUBUH_QB, UNSPEC_SUBUH_R_QB, UNSPEC_ADDQH_PH) (UNSPEC_ADDQH_R_PH, UNSPEC_ADDQH_W, UNSPEC_ADDQH_R_W, UNSPEC_SUBQH_PH) (UNSPEC_SUBQH_R_PH, UNSPEC_SUBQH_W, UNSPEC_SUBQH_R_W, UNSPEC_DPAX_W_PH) (UNSPEC_DPSX_W_PH, UNSPEC_DPAQX_S_W_PH, UNSPEC_DPAQX_SA_W_PH) (UNSPEC_DPSQX_S_W_PH, UNSPEC_DPSQX_SA_W_PH): Moved from mips.md. * config/mips/mips-ps-3d.md (UNSPEC_MOVE_TF_PS, UNSPEC_C) (UNSPEC_ALNV_PS, UNSPEC_CABS, UNSPEC_ADDR_PS, UNSPEC_CVT_PW_PS) (UNSPEC_CVT_PS_PW, UNSPEC_MULR_PS, UNSPEC_ABS_PS, UNSPEC_RSQRT1) (UNSPEC_RSQRT2, UNSPEC_RECIP1, UNSPEC_RECIP2, UNSPEC_SINGLE_CC) (UNSPEC_SCC): Moved from mips.md. * config/mips/mips.c (mips_arch, mips_tune): Change enum from "processor_type" to "processor". (mips_rtx_cost_data): Replace PROCESSOR_MAX with NUM_PROCESSOR_VALUES. * config/mips/mips.h (processor_type): Delete. (mips_cpu_info.cpu, mips_arch, mips_tune): Change enum from "processor_type" to "processor". 2010-06-10 Richard Sandiford * configure.ac (tm_include_list): Add insn-constants.h. * configure: Regenerate. * Makefile.in (GTM_H): Move insn-constants.h here from... (TM_H): ...here. * mkconfig.sh: Remove special handling for insn-constants.h. 2010-06-10 Richard Sandiford * Makefile.in (BUILD_RTL): Move build/read-md.o to... (BUILD_MD): ...this new variable. (simple_generated_rtl_h, simple_generated_rtl_c): New variables that include the old contents of simple_generated_h and simple_generated_c. (simple_generated_h, simple_generated_c): Include them. Add insn-constants.h. (s-%): Make simple_generated_{h,c} stamps depend on $(MD_DEPS) and simple_generated_rtl_{h,c} stamps depend on insn-conditions.md. Remove these dependencies from the main rule and include insn-conditions.md in the command line only if it appears in the dependency list. (insn-constants.h, s-constants): Delete. (build/genconstants.o): Don't depend on $(RTL_BASE_H), $(GTM_H) or gensupport.h. (build/genmddeps.o): Likewise. (genprogrtl): New variable that contains everything from genprogmd except mddeps and constants. (genprogmd): Redefine in terms of genprogrtl. Make these programs depend on $(BUILD_MD) (genprog): New variable. Make these programs depend on $(BUILD_ERRORS). * genmddeps.c: Don't include tm.h, rtl.h or gensupport.h. (main): Use read_md_files instead of init_rtx_reader_args. * genconstants.c: As for genmddeps.c. * read-md.h (read_skip_construct): Declare. * read-md.c (read_skip_construct): New function. (handle_file): Allow a null handle_directive, skipping the construct if so. (parse_include): Update the comment accordingly. 2010-06-10 Richard Sandiford * Makefile.in (build/genmddeps.o): Depend on $(READ_MD_H). * genmddeps.c: Include read-md.h. (main): Call init_rtx_reader_args instead of init_md_reader_args. * genattr.c (main): Likewise. * genattrtab.c (main): Likewise. * genautomata.c (main): Likewise. * gencodes.c (main): Likewise. * genconditions.c (main): Likewise. * genconfig.c (main): Likewise. * genconstants.c (main): Likewise. * genemit.c (main): Likewise. * genextract.c (main): Likewise. * genflags.c (main): Likewise. * genopinit.c (main): Likewise. * genoutput.c (main): Likewise. * genpeep.c (main): Likewise. * genrecog.c (main): Likewise. * genpreds.c (main): Likewise. * gensupport.h (in_fname): Move to read-md.h. (init_md_reader_args_cb): Rename to... (init_rtx_reader_args_cb): ...this and return a bool. (init_md_reader_args): Rename to... (init_rtx_reader_args): ...this and return a bool. (include_callback): Move to read-md.h. * gensupport.c (in_fname, include_callback, base_dir, max_include_len) (file_name_list, first_dir_md_include): Move to read-md.c (first_bracket_include): Delete unused variable. (last_dir_md_include): Move to read-md.c. (process_include): Delete, moving code to read-md.c:handle_include. (process_rtx): Don't handle INCLUDE. (save_string): Delete. (rtx_handle_directive): New function. (init_md_reader_args_cb): Rename to... (init_rtx_reader_args_cb): ...this and return a boolean success value. Use read_md_args. (init_md_reader_args): Rename to... (init_rtx_reader_args): ...this and return a boolean success value. * rtl.def (INCLUDE): Delete. * rtl.h (read_rtx): Remove "int *" argument. Add "const char *" argument. * read-rtl.c (read_conditions): Don't gobble ')' here. (read_mapping): Likewise. (read_rtx): Remove LINENO argument. Add RTX_NAME argument. Handle top-level non-rtx constructs here rather than in read_rtx_1. Store the whole queue in *X. Remove call to init_md_reader. (read_rtx_1): Rename to... (read_rtx_code): ...this. Call read_nested_rtx to read subrtxes. Don't handle top-level non-rtx constructs here. Don't handle (nil) here. (read_nested_rtx): New function. Handle (nil) here rather than in read_rtx_code. (read_rtx_variadic): Call read_nested_rtx to read subrtxes. Don't gobble ')' here. * read-md.h (directive_handler_t): New type. (in_fname, include_callback): Moved from read-md.h. (read_constants, init_md_reader): Delete. (read_md_files): Declare. * read-md.c (file_name_list, in_fname, base_dir, first_dir_md_include) (last_dir_md_include_ptr, include_callback, max_include_len): Moved from gensupport.c. (read_constants): Rename to... (handle_constants): ...this. Don't gobble ')' here. (handle_include, handle_file, handle_toplevel_file) (parse_include): New functions, mostly taken from gensupport.c. (init_md_reader): Subsume into... (read_md_files): ...this new function. 2010-06-10 Richard Sandiford * read-md.h (read_char): Increment read_md_lineno after reading '\n'. (unread_char): Decrement read_md_lineno after putting back '\n'. * read-md.c (fatal_with_file_and_line): Push back any characters that we decide not to add to the context. (read_skip_spaces): Don't increment read_md_lineno here. Avoid using fatal_expected_char in cases where '/' ends a line (for example). (read_name): Don't increment read_md_lineno here. (read_escape): Likewise. (read_quoted_string): Likewise. (read_braced_string): Likewise. 2010-06-10 Richard Sandiford * Makefile.in (READ_MD_H): Add $(HASHTAB_H). (build/genconstants.o): Depend on $(READ_MD_H) gensupport.h. * genconstants.c: Include read-md.h. * read-rtl.c (md_constants): Move to read-md.c. (md_name): Move to read-md.h. (initialize_iterators): Use leading_string_hash instead of def_hash and leading_string_eq_p instead of def_name_eq_p. (read_name): Move to read-md.c. (def_hash, def_name_eq_p): Delete. (read_constants, traverse_md_constants): Move to read-md.c. * rtl.h (md_constant, traverse_md_constants): Move to read-md.h. * read-md.h: Include hashtab.h. (md_name): Moved from read-rtl.c. (md_constant): Moved from read-md.h. (leading_string_hash, leading_string_eq_p, read_name) (read_constants, traverse_md_constants): Declare. * read-md.c (md_constants): Moved from read-rtl.c. (leading_string_hash, leading_string_eq_p): New functions. (read_name, read_constants, traverse_md_constants): Moved from read-rtl.c. 2010-06-10 Richard Sandiford * read-rtl.c (md_name): New structure. (read_name): Take an md_name instead of a buffer pointer. Use the "string" field instead of strcpy when expanding constants. (read_constants): Remove the tmp_char argument. Update the calls to read_name, using two local name buffers instead of the tmp_char argument. Merge the constant-creation code. (read_conditions): Remove the tmp_char argument. Update the calls to read_name, using a local name buffer instead of the tmp_char argument. (read_mapping): Replace tmp_char variable with a local name buffer. Update the calls to read_name. (read_rtx_1): Likewise. Update the calls to read_constants and read_conditions. 2010-06-10 Richard Sandiford * Makefile.in (build/read-md.o): Depend on errors.h. * read-md.h (error_with_line): Declare. * read-md.c: Include errors.h. (message_with_line_1): New function, extracted from... (message_with_line): ...here. (error_with_line): New function. * genattrtab.c: If a call to message_with_line is followed by "have_error = 1;", replace both statements with a call to error_with_line. * genoutput.c: Likewise. * genpreds.c: Likewise. * genrecog.c: If a call to message_with_line is followed by "error_count++;", replace both statements with a call to error_with_line. (errorcount): Delete. (main): Don't check it. * gensupport.c: If a call to message_with_line is followed by "errors = 1;", replace both statements with a call to error_with_line. (errors): Delete. (process_define_cond_exec): Check have_error instead of errors. (init_md_reader_args_cb): Likewise. Don't set errors. 2010-06-10 Richard Sandiford * read-md.h (read_md_file): Declare. (read_char, unread_char): New functions. (fatal_with_file_and_line, fatal_expected_char, read_skip_spaces) (read_quoted_string, read_string): Remove FILE * argument. * read-md.c (read_md_file): New variable. (read_md_filename, read_md_lineno): Update comments and remove unnecessary initialization. (fatal_with_file_and_line, fatal_expected_char, read_skip_spaces) (read_escape, read_quoted_string, read_braced_string, read_string): Remove FILE * argument. Update calls accordingly, using read_char and unread_char instead of getc and ungetc. * rtl.h (read_rtx): Remove FILE * argument. * read-rtl.c (iterator_group): Remove FILE * argument from "find_builtin". (iterator_traverse_data): Remove "infile" field. (find_mode, find_code, apply_mode_maps, apply_iterator_to_rtx) (add_mapping, read_name, read_constants, read_conditions) (validate_const_int, find_iterator, read_mapping, check_code_iterator) (read_rtx, read_rtx_1, read_rtx_variadic): Remove FILE * argument. Remove file arguments from all calls, using read_char and unread_char instead of getc and ungetc. * gensupport.c (process_include): Preserve read_md_file around the include. Set read_md_file to the handle of the included file. Update call to read_rtx. (init_md_reader_args_cb): Set read_md_file to the handle of the file and remove local FILE *. Update calls to read_rtx. 2010-06-10 Richard Sandiford * read-md.h (read_rtx_lineno): Rename to... (read_md_lineno): ...this. (read_rtx_filename): Rename to... (read_md_filename): ...this. (copy_rtx_ptr_loc): Rename to... (copy_md_ptr_loc): ...this. (print_rtx_ptr_loc): Rename to... (print_md_ptr_loc): ...this. * read-md.c: Likewise. Update references after renaming. (string_obstack): Replace RTL with MD in comment. (set_rtx_ptr_loc): Rename to... (set_md_ptr_loc): ...this. (get_rtx_ptr_loc): Rename to... (get_md_ptr_loc): ...this. * genconditions.c: Update references after renaming. * genemit.c: Likewise. * genoutput.c: Likewise. * genpreds.c: Likewise. * gensupport.c: Likewise. * read-rtl.c: Likewise. 2010-06-10 Richard Sandiford * Makefile.in (READ_MD_H): New variable. (BUILD_RTL): Add build/read-md.o. (lto-wrapper.o): Depend on coretypes.h instead of defaults.h. (build/gensupport.o, build/read-rtl.o, build/genattr.o) (build/genattrtab.o, build/genconditions.o build/genemit.o) (build/genextract.o, build/genflags.o, build/genoutput.o) (build/genpreds.o, build/genrecog.o): Depend on $(READ_MD_H). (build/read-md.o): New rule. * defaults.h (obstack_chunk_alloc, obstack_chunk_free) (OBSTACK_CHUNK_SIZE, gcc_obstack_init): Move to... * coretypes.h: ...here. * lto-wrapper.c: Include coretypes.h instead of defaults.h. * pretty-print.c (obstack_chunk_alloc, obstack_chunk_free): Delete. * genattr.c: Include read-md.h. * genattrtab.c: Likewise. * genconditions.c: Likewise. * genemit.c: Likewise. * genextract.c: Likewise. * genflags.c: Likewise. * genoutput.c: Likewise. * genpreds.c: Likewise. * genrecog.c: Likewise. * rtl.h (read_skip_spaces, copy_rtx_ptr_loc, print_rtx_ptr_loc) (join_c_conditions, print_c_condition, read_rtx_filename) (read_rtx_lineno): Move to read-md.h. * read-rtl.c: Include read-md.h. (ptr_loc, string_obstack, ptr_locs, ptr_loc_obstack) (joined_conditions, joined_conditions_obstack, read_rtx_lineno) (read_rtx_filename, fatal_with_file_and_line, fatal_expected_char) (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc, get_rtx_ptr_loc) (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions) (print_c_condition, read_skip_spaces, read_escape, read_quoted_string) (read_braced_string, read_string): Move to read-md.c. (read_rtx): Move some initialization to init_md_reader and call init_md_reader here. * gensupport.h (message_with_line, n_comma_elts, scan_comma_elt): Move to read-md.h. * gensupport.c: Include read-md.h. (message_with_line, n_comma_elts, scan_comma_elt): Move to read-md.c. * read-md.h, read-md.c: New files. 2010-06-10 Anatoly Sokolov * config/moxie/moxie.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros. * config/moxie/moxie-protos.h (moxie_function_value): Remove. * config/moxie/moxie.c (moxie_function_value): Make static. (moxie_libcall_value, moxie_function_value_regno_p): New functions. (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define. 2010-06-10 Martin Jambor * Makefile.in (tree-sra.o): Add DBGCNT_H to dependencies. * dbgcnt.def (tree_sra): New counter. * tree-sra.c: Include dbgcnt.h. (gate_intra_sra): Check tree_sra debug counter. 2010-06-10 Martin Jambor PR tree-optimization/44258 * tree-sra.c (build_access_subtree): Return false iff there is a partial overlap. (build_access_trees): Likewise. (analyze_all_variable_accesses): Disqualify candidates if build_access_trees returns true for them. 2010-06-10 Alexandre Oliva PR debug/41371 * var-tracking.c (find_loc_in_1pdv): Remove recursion, only tail-recurse into canonical node. Fast-forward over non-canonical VALUEs. 2010-06-10 H.J. Lu PR boostrap/44470 * config/i386/i386.md (*add_1): Revert revision 160394. (*addsi_1_zext) : Likewise. (add lea splitter): Likewise. (add_zext lea splitter): Likewise. 2010-06-10 Joseph Myers * common.opt (fshow-column): Don't mark as C ObjC C++ ObjC++. 2010-06-10 Jan Hubicka * df-problems.c (df_live_problem_data): Add live_bitmaps. (df_live_alloc): Initialize problem data and live_osbtacks. (df_live_finalize): Remove obstack, problem data; do not clear all bitmaps. (df_live_top_dump, df_live_bottom_dump): Do not dump old data when not allocated. (df_live_verify_solution_start): Do not allocate problem data. (df_live_verify_solution_end): Check if out is allocated. (struct df_md_problem_data): New structure. (df_md_alloc): Allocate problem data. (df_md_free): Free problem data; do not clear bitmaps. 2010-06-10 Jan Beulich PR bootstrap/37304 * configure.ac: Replace $() with ${} when intending to expand variables rather than invoking commands. * configure: Re-generate. 2010-06-10 Jan Hubicka PR rtl-optimization/44460 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove TYPE_NEEDS_CONSTRUCTING sanity check. 2010-06-10 Gerald Pfeifer * doc/include/fdl.texi: Move to GFDL version 1.3. * doc/cpp.texi: Move to GFDL version 1.3. * doc/gcc.texi: Move to GFDL version 1.3. Fix copyright years. * doc/gccint.texi: Move to GFDL version 1.3. * doc/gcov.texi: Move to GFDL version 1.3. Update copyright years. * doc/install.texi: Move to GFDL version 1.3. Fix copyright years. * doc/invoke.texi: Move to GFDL version 1.3. 2010-06-09 Jan Hubicka * ipa-pure-const.c (propagate_pure_const, propagate_noreturn): Break out from ... (propagate) ... here; swap the order. 2010-06-09 Jan Hubicka * bitmap.c (bitmap_elt_insert_after, bitmap_first_set_bit, bitmap_first_set_bit, bitmap_last_set_bit, bitmap_last_set_bit, bitmap_and_into, bitmap_and_compl_into, bitmap_set_range, bitmap_compl_and_into, bitmap_elt_ior): Use checking asserts. 2010-06-09 Changpeng Fang * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Do not the gather memory reference in the outer loop if the step is not a constant. 2010-06-09 Changpeng Fang * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO) : Change the PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO threshold value from 8 to 4. Minor change of the related comments. 2010-06-09 Sebastian Pop * tree-scalar-evolution.c (instantiate_scev_name): Do not fail the scev analysis when the variable is not used outside the loop in a close phi node: call compute_overall_effect_of_inner_loop. 2010-06-09 Sebastian Pop * graphite-sese-to-poly.c (single_pred_cond): Renamed single_pred_cond_non_loop_exit. Return NULL for loop exit edges. (build_sese_conditions_before): Renamed call to single_pred_cond. (build_sese_conditions_after): Same. 2010-06-09 Sebastian Pop * graphite-poly.h: Fix comments and indentation. * graphite-sese-to-poly.c: Same. (build_sese_conditions_before): Compute stmt and gbb only when needed. * tree-chrec.c: Fix comments and indentation. (tree-ssa-loop-niter.c): Same. 2010-06-09 Eric Botcazou PR rtl-optimization/42461 * dce.c (deletable_insn_p): Return true for const or pure calls again. * except.c (insn_could_throw_p): Return false if !flag_exceptions. 2010-06-09 Jan Hubicka * bitmap.c (bitmap_and): Walk array forward. (bitmap_and_compl_into): Likewise. (bitmap_xor): Likewise. (bitmap_xor_into): Likewise. (bitmap_equal_p): Likewise. (bitmap_intersect_p): Likewise. (bitmap_intersect_compl_p): Likewise. (bitmap_ior_and_into): Likewise. (bitmap_elt_copy): Likewise. (bitmap_and_compl): Likewise. (bitmap_elt_ior): Likewise. 2010-06-09 Dave Korn * opts-common.c (prune_options): Ensure replacement argv array is correctly terminated by a NULL entry. 2010-06-09 Jan Hubicka * cgraph.h (varpool_first_static_initializer, varpool_next_static_initializer): Make checking only when checking enabled. * tree-vectorizer.h (vinfo_for_stmt): Remove check. (set_vinfo_for_stmt, get_earlier_stmt, is_loop_header_bb_p): Change gcc_assert to gcc_checking_assert. * tree-flow-inline.h (gimple_vop, get_var_ann, relink_imm_use, phi_nodes, set_phi_nodes, phi_arg_index_from_use, op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init, op_iter_init_use, op_iter_init_phiuse, op_iter_init_phidef, array_ref_contains_indirect_ref, ref_contains_array_ref): Use gcc_checking_assert. * emit-rtl.h (set_first_insn, set_last_insn): Likewise. * tree-ssa-live.h (var_to_partition, var_to_partition_to_var, partition_is_global, live_on_entry, live_on_exit, live_merge_and_clear): Likewise. * system.h (gcc_checking_assert): New macro. * gimple.h (set_bb_seq): Use gcc_checking_assert. 2010-06-09 Jason Merrill * Makefile.in (TAGS): Collect tags info from c-family. 2010-06-09 Jan Hubicka * gimple.h (gcc_gimple_checking_assert): New macro. (gimple_set_def_ops, gimple_set_use_ops, gimple_set_vuse, gimple_set_vdef, gimple_omp_subcode, gimple_omp_set_subcode, gimple_ops, gimple_op, gimple_op_ptr, gimple_op_ptr, gimple_set_op, gimple_bind_set_block, gimple_asm_input_op, gimple_asm_input_op_ptr, gimple_asm_set_input_op, gimple_asm_output_op, gimple_asm_output_op_ptr, gimple_asm_set_output_op, gimple_asm_clobber_op, gimple_asm_set_clobber_op, gimple_asm_label_op, gimple_asm_set_label_op, gimple_try_set_kind, gimple_try_catch_is_cleanup, gimple_try_set_catch_is_cleanup, gimple_phi_arg, gimple_switch_num_labels, gimple_switch_set_index, gimple_switch_label, gimple_switch_set_label, gimple_omp_for_index, gimple_omp_for_index_ptr, gimple_omp_for_set_index, gimple_omp_for_initial, gimple_omp_for_initial_ptr, gimple_omp_for_set_initial, gimple_omp_for_final, gimple_omp_for_final_ptr, gimple_omp_for_set_final, gimple_omp_for_incr, gimple_omp_for_incr_ptr, gimple_omp_for_set_incr, gimple_omp_for_set_cond, gimple_omp_for_cond): Make checking conditional with ENABLE_GIMPLE_CHECKING. (gimple_phi_set_arg): Likewise; replace memcpy by assignment. 2010-06-09 Sandra Loosemore * tree-ssa-loop-ivopts.c (adjust_setup_cost): New function. (get_computation_cost_at): Use it. (determine_use_iv_cost_condition): Likewise. (determine_iv_cost): Likewise. 2010-06-09 Richard Guenther * tree-ssa-loop-niter.c (simplify_replace_tree): Do not replace constants. 2010-06-09 Kai Tietz * c-objc-common.c (c_tree_printer): Pre-intialize t by NULL_TREE. 2010-06-09 Martin Jambor PR tree-optimization/44423 * tree-sra.c (dump_access): Dump also grp_assignment_read. (analyze_access_subtree): Pass negative allow_replacements to children if the current type is scalar. 2010-06-09 Joern Rennecke PR testsuite/42843 * gcc-plugin.h (int plugin_is_GPL_compatible): Declare as extern "C". * doc/plugins.texi (Plugin license check): Update information on type of plugin_is_GPL_compatible. * Makefile.in (PLUGINCC): Define as $(COMPILER). (PLUGINCFLAGS): Define as $(COMPILER_FLAGS). 2010-06-09 Bernd Schmidt * config/arm/arm.c (thumb2_reorg): New function. (arm_reorg): Call it. * config/arm/thumb2.md (define_peephole2 for flag clobbering arithmetic operations): Delete. 2010-06-09 Edmar Wienskoski PR target/44067 * config/rs6000/rs6000.md (DIFD): Do not split dpfp values for e500v2 target. 2010-06-09 Joern Rennecke PR plugins/44459 * gcc-plugin.h: Encapsulate all declarations in extern "C". 2010-06-08 Jan Hubicka * basic-block.h (single_succ_edge, single_pred_edge, ei_container, ei_next, ei_prev): Do sanity checking with ENABLE_CHECKING only. 2010-06-08 Sandra Loosemore PR tree-optimization/39874 PR middle-end/28685 * gimple.h (maybe_fold_and_comparisons, maybe_fold_or_comparisons): Declare. * gimple-fold.c (canonicalize_bool, same_bool_comparison_p, same_bool_result_p): New. (and_var_with_comparison, and_var_with_comparison_1, and_comparisons_1, and_comparisons, maybe_fold_and_comparisons): New. (or_var_with_comparison, or_var_with_comparison_1, or_comparisons_1, or_comparisons, maybe_fold_or_comparisons): New. * tree-ssa-reassoc.c (eliminate_redundant_comparison): Use maybe_fold_and_comparisons or maybe_fold_or_comparisons instead of combine_comparisons. * tree-ssa-ifcombine.c (ifcombine_ifandif, ifcombine_iforif): Likewise. 2010-06-08 Anatoly Sokolov * config/pdp11/pdp11.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros. * config/pdp11/pdp11.c (pdp11_function_value, pdp11_libcall_value, pdp11_function_value_regno_p): New functions. (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define. 2010-06-08 Kazu Hirata * config/arm/arm.c (arm_rtx_costs_1): Don't special case for Thumb-2 in the MINUS case. 2010-06-08 Laurynas Biveinis * doc/tm.texi (Per-Function Data): Do not reference ggc_alloc. * doc/gty.texi (GTY Options): Document typed GC allocation and variable_size GTY option. * ggc-internal.h: New. * ggc.h: Update copyright year. (digit_string): Move to stringpool.c. (ggc_mark_stringpool, ggc_purge_stringpool, ggc_mark_roots) (gt_pch_save_stringpool, gt_pch_fixup_stringpool) (gt_pach_restore_stringpool, gt_pch_p_S, gt_pch_note_object) (init_ggc_pch, ggc_pch_count_object, ggc_pch_total_size) (ggc_pch_this_base, ggc_pch_alloc_object, ggc_pch_prepare_write) (ggc_pch_write_object, ggc_pch_finish, ggc_pch_read) (ggc_force_collect, ggc_get_size, ggc_statistics) (ggc_print_common_statistics): Move to ggc-internal.h. (digit_vector, new_ggc_zone, destroy_ggc_zone, ggc_alloc_stat) (ggc_alloc, ggc_alloc_cleared, ggc_realloc, ggc_calloc, GGC_NEW) (GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR, ggc_alloc_rtvec) (ggc_alloc_tree, gt_pch_save, ggc_min_expand_heuristic) (ggc_min_heapsize_heuristic, ggc_alloc_zone) (ggc_alloc_zone_pass_stat): Remove. (ggc_internal_alloc_stat, ggc_internal_alloc) (ggc_internal_cleared_alloc_stat): New. (GGC_RESIZEVEC, GGC_RESIZEVAR): Redefine. (ggc_internal_vec_alloc_stat) (ggc_internal_cleared_vec_alloc_stat) (ggc_internal_vec_alloc_stat, ggc_internal_cleared_vec_alloc) (ggc_alloc_atomic_stat, ggc_alloc_atomic) (ggc_alloc_cleared_atomic, ggc_cleared_alloc_htab_ignore_args) (ggc_cleared_alloc_ptr_array_two_args): New. (htab_create_ggc, splay_tree_new_ggc): Redefine. (ggc_splay_alloc): Change the type of the first argument to enum gt_types_enum. (ggc_alloc_string): Make macro. (ggc_alloc_string_stat): New. (ggc_strdup): Redefine. (rtl_zone, tree_zone, tree_id_zone): Declare unconditionally. (ggc_alloc_rtvec_sized): New. (ggc_alloc_zone_stat): Rename to ggc_internal_alloc_zone_stat. (ggc_internal_alloc_zone_pass_stat, ggc_internal_alloc_zone_stat) (ggc_internal_cleared_alloc_zone_stat) (ggc_internal_zone_alloc_stat) (ggc_internal_zone_cleared_alloc_stat) (ggc_internal_zone_vec_alloc_stat) (ggc_alloc_zone_rtx_def_stat) (ggc_alloc_zone_tree_node_stat) (ggc_alloc_zone_cleared_tree_node_stat) (ggc_alloc_cleared_gimple_statement_d_stat): New. * ggc-common.c: Include ggc-internal.h. (ggc_internal_cleared_alloc_stat): Rename from ggc_alloc_cleared_stat. (ggc_realloc_stat): Use ggc_internal_alloc_stat. (ggc_calloc): Remove. (ggc_cleared_alloc_htab_ignore_args): New. (ggc_cleared_alloc_ptr_array_two_args): New. (ggc_splay_alloc): Add obj_type parameter. (init_ggc_heuristics): Formatting fixes. * ggc-none.c: Update copyright year. (ggc_alloc_stat): Rename to ggc_alloc_stat. (ggc_alloc_cleared_stat): Rename to ggc_internal_cleared_alloc_stat. (struct alloc_zone, rtl_zone, tree_zone, tree_id_zone): New. * ggc-page.c: Update copyright year. Include ggc-internal.h. Remove references to ggc_alloc in comments. (ggc_alloc_typed_stat): Call ggc_internal_alloc_stat. (ggc_alloc_stat): Rename to ggc_internal_alloc_stat. (new_ggc_zone, destroy_ggc_zone): Remove. (struct alloc_zone, rtl_zone, tree_zone, tree_id_zone): New. * ggc-zone.c: Include ggc-internal.h. Remove references to ggc_alloc in comments. (ggc_alloc_zone_stat): ggc_internal_alloc_zone_stat. (ggc_internal_alloc_zone_pass_stat): New. (ggc_internal_cleared_alloc_zone_stat): New. (ggc_alloc_typed_stat): Use ggc_internal_alloc_zone_pass_stat. (ggc_alloc_stat): Rename ggc_internal_alloc_stat. (new_ggc_zone, destroy_ggc_zone): Remove. * stringpool.c: Update copyright year. Include ggc-internal.h (digit_vector): Make static. (digit_string): Moved from ggc.h. (stringpool_ggc_alloc): Use ggc_alloc_atomic. (ggc_alloc_string): Rename to ggc_alloc_string_stat. * Makefile.in (GGC_INTERNAL_H): New. (ggc_common.o, ggc-page.o, ggc-zone.o, stringpool.o): Add $(GGC_INTERNAL_H) to dependencies. * gengtype.c: Update copyright year. (walk_type): Accept variable_size GTY option. (USED_BY_TYPED_GC_P): New macro. (write_enum_defn): Use USED_BY_TYPED_GC_P. Do not output whitespace at the end of strings. (get_type_specifier, variable_size_p): New functions. (alloc_quantity, alloc_zone): New enums. (write_typed_alloc_def): New function. (write_typed_struct_alloc_def): Likewise. (write_typed_typed_typedef_alloc_def): Likewise. (write_typed_alloc_defns): Likewise. (output_typename, write_splay_tree_allocator_def): Likewise. (write_splay_tree_allocators): Likewise. (main): Call write_typed_alloc_defns and write_splay_tree_allocators. * lto-streamer.h (lto_file_decl_data_ptr): New. * passes.c (order): Define using cgraph_node_ptr. * strinpool.c (struct string_pool_data): Declare nested_ptr using ht_identifier_ptr. * gimple.h (union gimple_statement_d): Likewise. * rtl.h (struct rtx_def): Likewise. (struct rtvec_def): Likewise. * tree.h (union tree_node): Likewise. * tree-ssa-operands.h (struct ssa_operand_memory_d): Likewise. * cfgloop.c (record_loop_exits): Use htab_create_ggc. * tree-scalar-evolution.c (scev_initialize): Likewise. * alias.c (record_alias_subset): Update splay_tree_new_ggc call. * dwarf2asm.c (dw2_force_const_mem): Likewise. * omp-low.c (lower_omp_critical): Likewise. * bitmap.h (struct bitmap_head_def): Update comment to not reference ggc_alloc. * config/pa/pa.c (get_deferred_label): Use GGC_RESIZEVEC. * ira.c (fix_reg_equiv_init): Use GGC_RESIZEVEC. * ipa-prop.c (duplicate_ggc_array): Rename to duplicate_ipa_jump_func_array. Use typed GC allocation. (ipa_edge_duplication_hook): Call duplicate_ipa_jump_func_array. * gimple.c (gimple_alloc_stat): Use ggc_alloc_cleared_gimple_statement_d_stat. * varasm.c (create_block_symbol): Use ggc_alloc_zone_rtx_def. * tree.c (make_node_stat): Use ggc_alloc_zone_cleared_tree_node_stat. (make_tree_vec_stat): Likewise. (build_vl_exp_stat): Likewise. (copy_node_stat): Use ggc_alloc_zone_tree_node_stat. (make_tree_binfo_stat): Likewise. (tree_cons_stat): Likewise. * rtl.c (rtx_alloc_stat): Use ggc_alloc_zone_rtx_def_stat. (shallow_copy_rtx_stat): Likewise. (make_node_stat): Likewise. * lto-symtab.c: Fix comment. * tree-cfg.c (create_bb): Update comment to not reference ggc_alloc_cleared. * tree-ssa-structalias.c (struct heapvar_for_stmt): Fix param_is value. * varpool.c (varpool_node): Use typed GC allocation. (varpool_extra_name_alias): Likewise. * varasm.c (emutls_decl): Likewise. (get_unnamed_section): Likewise. (get_noswitch_section): Likewise. (get_section): Likewise. (get_block_for_section): Likewise. (build_constant_desc): Likewise. (create_constant_pool): Likewise. (force_const_mem): Likewise. * tree.c (build_vl_exp_stat): Likewise. (build_real): Likewise. (build_string): Likewise. (decl_debug_expr_insert): Likewise. (decl_value_expr_insert): Likewise. (type_hash_add): Likewise. (build_omp_clause): Likewise. * tree-ssanames.c (duplicate_ssa_name_ptr_info): Likewise. * tree-ssa.c (init_tree_ssa): Likewise. * tree-ssa-structalias.c (heapvar_insert): Likewise. * tree-ssa-operands.c (ssa_operand_alloc): Likewise. * tree-ssa-loop-niter.c (record_estimate): Likewise. * tree-ssa-alias.c (get_ptr_info): Likewise. * tree-scalar-evolution.c (new_scev_info_str): Likewise. * tree-phinodes.c (allocate_phi_node): Likewise. * tree-iterator.c (tsi_link_before): Likewise. (tsi_link_after): Likewise. * tree-eh.c (add_stmt_to_eh_lp_fn): Likewise. * tree-dfa.c (create_var_ann): Likewise. * tree-cfg.c (create_bb): Likewise. * toplev.c (alloc_for_identifier_to_locale): Likewise. (general_init): Likewise. * stringpool.c (stringpool_ggc_alloc): Likewise. (gt_pch_save_stringpool): Likewise. * sese.c (if_region_set_false_region): Likewise. * passes.c (do_per_function_toporder): Likewise. * optabs.c (set_optab_libfunc): Likewise. (set_conv_libfunc): Likewise. * lto-symtab.c (lto_symtab_register_decl): Likewise. * lto-streamer-in.c (lto_input_eh_catch_list): Likewise. (input_eh_region): Likewise. (input_eh_lp): Likewise. (make_new_block): Likewise. (unpack_ts_real_cst_value_fields): Likewise. * lto-section-in.c (lto_new_in_decl_state): Likewise. * lto-cgraph.c (input_node_opt_summary): Likewise. * loop-init.c (loop_optimizer_init): Likewise. * lambda.h (lambda_vector_new): Likewise. * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise. * ira.c (update_equiv_regs): Likewise. * ipa.c (cgraph_node_set_new): Likewise. (cgraph_node_set_add): Likewise. (varpool_node_set_new): Likewise. (varpool_node_set_add): Likewise. * ipa-prop.c (ipa_compute_jump_functions_for_edge): Likewise. (duplicate_ipa_jump_func_array): Likewise. (ipa_read_node_info): Likewise. * ipa-cp.c (ipcp_create_replace_map): Likewise. * integrate.c (get_hard_reg_initial_val): Likewise. * gimple.c (gimple_alloc_stat): Likewise. (gimple_build_omp_for): Likewise. (gimple_seq_alloc): Likewise. (gimple_copy): Likewise. * gimple-iterator.c (gsi_insert_before_without_update): Likewise. (gsi_insert_after_without_update): Likewise. * function.c (add_frame_space): Likewise. (insert_temp_slot_address): Likewise. (assign_stack_temp_for_type): Likewise. (allocate_struct_function): Likewise. (types_used_by_var_decl_insert): Likewise. * except.c (init_eh_for_function): Likewise. (gen_eh_region): Likewise. (gen_eh_region_catch): Likewise. (gen_eh_landing_pad): Likewise. (add_call_site): Likewise. * emit-rtl.c (get_mem_attrs): Likewise. (get_reg_attrs): Likewise. (start_sequence): Likewise. (init_emit): Likewise. * dwarf2out.c (new_cfi): Likewise. (queue_reg_save): Likewise. (dwarf2out_frame_init): Likewise. (new_loc_descr): Likewise. (find_AT_string): Likewise. (new_die): Likewise. (add_var_loc_to_decl): Likewise. (clone_die): Likewise. (clone_as_declaration): Likewise. (break_out_comdat_types): Likewise. (new_loc_list): Likewise. (loc_descriptor): Likewise. (add_loc_descr_to_each): Likewise. (add_const_value_attribute): Likewise. (tree_add_const_value_attribute): Likewise. (add_comp_dir_attribute): Likewise. (add_name_and_src_coords_attributes): Likewise. (lookup_filename): Likewise. (store_vcall_insn): Likewise. (dwarf2out_init): Likewise. * dbxout.c (dbxout_init): Likewise. * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise. * config/sparc/sparc.c (sparc_init_machine_status): Likewise. * config/score/score7.c (score7_output_external): Likewise. * config/score/score3.c (score3_output_external): Likewise. * config/s390/s390.c (s390_init_machine_status): Likewise. * config/rs6000/rs6000.c (builtin_function_type): Likewise. (rs6000_init_machine_status): Likewise. (output_toc): Likewise. * config/pa/pa.c (pa_init_machine_status): Likewise. (get_deferred_plabel): Likewise. * config/moxie/moxie.c (moxie_init_machine_status): Likewise. * config/mmix/mmix.c (mmix_init_machine_status): Likewise. * config/mips/mips.c (mflip_mips16_use_mips16_p): Likewise. * config/mep/mep.c (mep_init_machine_status): Likewise. (mep_note_pragma_flag): Likewise. * config/m32c/m32c.c (m32c_init_machine_status): Likewise. * config/iq2000/iq2000.c (iq2000_init_machine_status): Likewise. * config/ia64/ia64.c (ia64_init_machine_status): Likewise. * config/i386/winnt.c (i386_pe_record_external_function): Likewise. (i386_pe_maybe_record_exported_symbol): Likewise. * config/i386/i386.c (get_dllimport_decl): Likewise. (ix86_init_machine_status): Likewise. (assign_386_stack_local): Likewise. * config/frv/frv.c (frv_init_machine_status): Likewise. * config/darwin.c (machopic_indirection_name): Likewise. * config/cris/cris.c (cris_init_machine_status): Likewise. * config/bfin/bfin.c (bfin_init_machine_status): Likewise. * config/avr/avr.c (avr_init_machine_status): Likewise. * config/arm/arm.c (arm_init_machine_status): Likewise. * config/alpha/alpha.c (alpha_init_machine_status): Likewise. (alpha_need_linkage): Likewise. (alpha_use_linkage): Likewise. * cgraph.c (cgraph_allocate_node): Likewise. (cgraph_create_edge_1): Likewise. (cgraph_create_indirect_edge): Likewise. (cgraph_add_asm_node): Likewise. * cfgrtl.c (init_rtl_bb_info): Likewise. * cfgloop.c (alloc_loop): Likewise. (rescan_loop_exit): Likewise. * cfg.c (init_flow): Likewise. (alloc_block): Likewise. (unchecked_make_edge): Likewise. * c-parser.c (c_parse_init): Likewise. (c_parse_file): Likewise. * c-decl.c (bind): Likewise. (record_inline_static): Likewise. (push_scope): Likewise. (make_label): Likewise. (lookup_label_for_goto): Likewise. (finish_struct): Likewise. (finish_enum): Likewise. (c_push_function_context): Likewise. * bitmap.c (bitmap_element_allocate): Likewise. (bitmap_gc_alloc_stat): Likewise. * alias.c (record_alias_subset): Likewise. (init_alias_analysis): Likewise. 2010-06-08 Shujing Zhao * fold-const.c (fold_comparison): Remove redundant parenthesis. * tree-inline.c (expand_call_inline): Pass translated return value of cgraph_inline_failed_string to diagnostic function. 2010-06-08 Andrew Pinski Shujing Zhao PR c/37724 * c-typeck.c (convert_for_assignment): Call pedwarn_init if the implicit bad conversions is initialization. (error_init): Use gmsgid instead of msgid for argument name and change the call for error. (pedwarn_init): Use gmsgid instead of msgid for argument name and change the call for pedwarn. (warning_init): Use gmsgid instead of msgid for argument name and change the call for warning. 2010-06-07 Nathan Froyd * config/mips/mips-protos.h (mips_print_operand): Delete. (mips_print_operand_address): Delete. * config/mips/mips.h (mips_print_operand_punct): Delete. (PRINT_OPERAND): Delete. (PRINT_OPERAND_PUNCT_VALID_P): Delete. (PRINT_OPERAND_ADDRESS): Delete. * config/mips/mips.c (mips_print_operand_punct): Make static. (mips_print_operand_address): Make static. (mips_print_operand): Make static. Call mips_print_operand_punct_valid_p. (mips_print_operand_punct_valid_p): New function. (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define. (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define. 2010-06-07 Jan Hubicka PR middle-end/44454 (df_lr_top_dump, df_lr_bottom_dump): Check that in/out bitmaps are allocated. 2010-06-07 Kaz Kojima * config/sh/sh.c (sh_build_builtin_va_list): Set tree type name of RECORD. 2010-06-07 Rainer Orth * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes): Document gas. 2010-06-07 Uros Bizjak * config/i386/i386.md (*add_1): Remove alternative 2. : Split instruction. : Remove alternative 2 handling. (*addsi_1_zext) : Split instruction. (add lea splitter): Generate SImode lea for mode sizes <= SImode. (add_zext lea splitter): Use ix86_lea_for_add_ok in insn predicate. (*movsi_1) : Use %a modifier to output operand 1. (ashift_zext lea splitter): Use DImode for multiplication. * config/i386/i386.c (ix86_expand_epilogue): Do not use ix86_gen_add to generate addition. 2010-06-07 Joseph Myers * common.opt (fira-verbose): Use Var. (fpcc-struct-return): Use Init instead of VarExists. * defaults.h (DEFAULT_PCC_STRUCT_RETURN): Move definition from toplev.c. * flags.h (flag_signed_char, flag_short_enums, flag_pcc_struct_return, flag_ira_verbose, flag_detailed_statistics, flag_remove_unreachable_functions): Remove. * toplev.c (flag_detailed_statistics, flag_signed_char, flag_short_enums, flag_pcc_struct_return, flag_ira_verbose): Remove. (DEFAULT_PCC_STRUCT_RETURN): Move definition to defaults.h. * toplev.h (flag_crossjumping, flag_if_conversion, flag_if_conversion2, flag_keep_static_consts, flag_peel_loops, flag_rerun_cse_after_loop, flag_thread_jumps, flag_tracer, flag_unroll_loops, flag_unroll_all_loops, flag_unswitch_loops, flag_cprop_registers, time_report, flag_ira_loop_pressure, flag_ira_coalesce, flag_ira_move_spills, flag_ira_share_save_slots, flag_ira_share_spill_slots): Remove. 2010-06-07 Jan Hubicka * df-core.c (df_analyze_problem): Do verification after allocation. * df-problems.c (df_lr_problem_data): Add lr_bitmaps. (df_lr_alloc): Initialize problem data; move bitmaps to lr_bitmaps obstack. (df_lr_finalize): Free problem data; do not bother to free bitmaps. (df_lr_verify_solution_start): Do not initialize problem data; allocate bitmaps in lr_bitmaps. (df_lr_verify_solution_end): Do not free problem data. 2010-06-07 Jan Hubicka * cgraph.c (cgraph_edge_cannot_lead_to_return): Also check if caller is noreturn. * ipa-reference.c (analyze_function): Use ipa_ref_cannot_lead_to_return * ipa-ref.h (ipa_ref_cannot_lead_to_return): New function. * ipa-ref.c (ipa_ref_cannot_lead_to_return): New function. * ipa-pure-const.c (check_decl): Add IPA parameter. (state_from_flags): New function. (better_state, worse_state): New functions. (check_call): When in IPA mode, do not care about callees. (check_load, check_store): Update. (check_ipa_load, check_ipa_store): New. (check_stmt): When in IPA mode, use IPA checkers. (analyze_function): Use state_from_flags. (propagate): Check indirect edges and references. 2010-06-07 Kazu Hirata PR rtl-optimization/44404 * auto-inc-dec.c (find_inc): Use reg_overlap_mentioned_p instead of count_occurrences to see if it's safe to modify mem_insn. 2010-06-07 Richard Guenther * gimplify.c (gimplify_cleanup_point_expr): For empty body and EH-only cleanup drop the cleanup instead of inserting it unconditionally. 2010-06-07 Ira Rosen * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Update documentation. * targhooks.c (default_builtin_vectorization_cost): New function. * targhooks.h (default_builtin_vectorization_cost): Declare. * target.h (enum vect_cost_for_stmt): Define. (builtin_vectorization_cost): Change argument and comment. * tree-vectorizer.h: Remove cost model macros. * tree-vect-loop.c: Include target.h. (vect_get_cost): New function. (vect_estimate_min_profitable_iters): Replace cost model macros with calls to vect_get_cost. (vect_model_reduction_cost, vect_model_induction_cost): Likewise. * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Add default implementation. * tree-vect-stmts.c (cost_for_stmt): Replace cost model macros with calls to target hook builtin_vectorization_cost. (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost): Likewise. * Makefile.in (tree-vect-loop.o): Add dependency on TARGET_H. * config/spu/spu.c (spu_builtin_vectorization_cost): Replace with new implementation to return costs. * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise. * config/spu/spu.h: Remove vectorizer cost model macros. * config/i386/i386.h: Likewise. * tree-vect-slp.c (vect_build_slp_tree): Replace cost model macro with a call to target hook builtin_vectorization_cost. 2010-06-06 Sriraman Tallam PR target/44319 * config/i386/i386.c (override_options): Turn zee pass on for level 2 and above and defer till target is known. (optimization_options): Turn on zee pass if TARGET_64BIT is set and turn off otherwise. 2010-05-25 Jan Hubicka * df-core.c (df_set_blocks): Use bitmap_head instead of bitmap. (df_compact_blocks): Likewise. * df.h (struct df): Turn hardware_regs_used, regular_block_artificial_uses, eh_block_artificial_uses, insns_to_delete, insns_to_rescan, insns_to_notes_rescan into bitmap_head. * df-problems.c (df_lr_local_compute, df_lr_confluence_0, df_byte_lr_alloc, df_simulate_fixup_sets): Update. * df-scan.c (df_scan_free_internal, df_scan_alloc, df_scan_start_dump, df_scan_blocks, df_insn_delete, df_insn_rescan, df_insn_rescan_debug_internal, df_insn_rescan_all, df_process_deferred_rescans, df_process_deferred_rescans, df_notes_rescan, df_get_call_refs, df_get_call_refs, regs_invalidated_by_call_regset, df_get_call_refs, df_bb_refs_collect, df_record_entry_block_defs, df_record_exit_block_uses, df_update_exit_block_uses, df_bb_verify, df_entry_block_bitmap_verify, df_scan_verify): Update. 2010-05-25 Dodji Seketeli PR c++/44188 * c-common.c (is_typedef_decl): Move this definition ... * tree.c (is_typedef_decl): ... here. (typdef_variant_p): Move definition here from cp/tree.c. * c-common.h (is_typedef_decl): Move this declaration ... * tree.h (is_typedef_decl): ... here. (typedef_variant_p): Move declaration here from cp/cp-tree.h * dwarf2out.c (is_naming_typedef_decl): New function. (gen_tagged_type_die): Split out of ... (gen_type_die_with_usage): ... this function. When an anonymous tagged type is named by a typedef, make sure a DW_TAG_typedef DIE is emitted for the typedef. (gen_typedef_die): Emit DW_TAG_typedef also for typedefs naming anonymous tagged types. 2010-06-06 Manuel López-Ibáñez PR c/20000 * c-decl.c (grokdeclarator): Delete warning. 2010-06-06 Eric Botcazou * stor-layout.c (self_referential_size): Set UNKNOWN_LOCATION on the newly built CALL_EXPR. * tree-profile.c (tree_profiling): Don't profile functions produced for built-in stuff. 2010-06-06 Segher Boessenkool PR bootstrap/44427 PR bootstrap/44428 * genautomata.c (SET_BIT, CLEAR_BIT, TEST_BIT): Make these macros endianness-independent. 2010-06-05 Steven Bosscher * c-common.c: Move to c-family/. * c-common.def: Likewise. * c-common.h: Likewise. * c-cppbuiltin.c: Likewise. * c-dump.c: Likewise. * c-format.c: Likewise. * c-format.h : Likewise. * c-gimplify.c: Likewise. * c-lex.c: Likewise. * c-omp.c: Likewise. * c.opt: Likewise. * c-opts.c: Likewise. * c-pch.c: Likewise. * c-ppoutput.c: Likewise. * c-pragma.c: Likewise. * c-pragma.h: Likewise. * c-pretty-print.c: Likewise. * c-pretty-print.h: Likewise. * c-semantics.c: Likewise. * stub-objc.c: Likewise. * gengtype.c (get_file_langdir): Special-case files in c-family/. (get_output_file_with_visibility): Fix name for c-common.h. * c-config-lang.in: Update paths in gtfiles for files in c-family/. * c-tree.h: Update include path for moved files. * c-lang.c: Likewise. * c-lang.h: Likewise. * c-parser.c: Likewise. * c-convert.c: Likewise. * c-decl.c: Likewise. * c-objc-common.c: Likewise. * configure.ac: Make sure c-family/ exists in the build directory. * configure: Regenerate. * Makefile.in: Update paths for moved files. Regroup files per location and update dependencies. Move generated_files down after ALL_GTFILES_H. * config/spu/spu-c.c: Update paths for moved files. * config/mep/mep-pragma.c: Likewise. * config/darwin-c.c: Likewise. * config/i386/msformat-c.c: Likewise. * config/i386/i386-c.c: Likewise. * config/avr/avr-c.c: Likewise. * config/sol2-c.c: Likewise. * config/ia64/ia64-c.c: Likewise. * config/rs6000/rs6000-c.c: Likewise. * config/arm/arm.c: Likewise. * config/arm/arm-c.c: Likewise. * config/h8300/h8300.c: Likewise. * config/v850/v850-c.c: Likewise. * config/t-darwin: Fix dependencies for moved files. * config/t-sol2: Fix dependencies for moved files. * config/mep/t-mep: Fix dependencies for moved files. * config/ia64/t-ia64: Fix dependencies for moved files. * config/rs6000/t-rs6000: Fix dependencies for moved files. * config/v850/t-v850: Fix dependencies for moved files. * config/v850/t-v850e: Fix dependencies for moved files. * config/m32c/m32c-pragma.c * po/exgettext: Look in c-family/ also. 2010-06-05 Eric Botcazou * tree-ssa-dce.c (mark_last_stmt_necessary): New function. (mark_control_dependent_edges_necessary): Call it instead of marking the last statement manually. (propagate_necessity): Likewise. 2010-06-05 Jan Hubicka * basic-block.h (compute_dominance_frontiers): Updated. (compute_idf): Likewise. * tree-into-ssa.c (insert_phi_nodes): Use bitmap heads for dominance frontiers. (rewrite_into_ssa): Update for bitmap heads in dominance frontiers. (insert_updated_phi_nodes_for): Likewise. (update_ssa): Likewise. * cfganal.c (compute_dominance_frontiers_1): Likewise. (compute_dominance_frontiers): Likewise. (compute_idf): Likewise. * df-problems.c (df_md_local_compute): Likewise. 2010-06-05 Anatoly Sokolov * target.h (struct gcc_target): Add memory_move_cost field. * target-def.h (TARGET_MEMORY_MOVE_COST): New. (TARGET_INITIALIZER): Use TARGET_MEMORY_MOVE_COST. * targhooks.c (default_memory_move_cost): New function. * targhooks.h (default_memory_move_cost): Declare function. * reload.h (memory_move_cost): Declare. (memory_move_secondary_cost): Change type of 'in' argument to bool. * reginfo.c (memory_move_cost): New function. (memory_move_secondary_cost): Change type of 'in' argument to bool. * ira.h (ira_memory_move_cost): Update comment. * ira.c (ira_memory_move_cost): Update comment. (setup_class_subset_and_memory_move_costs): Replace MEMORY_MOVE_COST with memory_move_cost. * postreload.c (reload_cse_simplify_set): (Ditto.). * reload1.c (choose_reload_regs): (Ditto.). * doc/tm.texi (TARGET_MEMORY_MOVE_COST): New. (MEMORY_MOVE_COST): Revise documentation. * config/i386/i386.h (MEMORY_MOVE_COST): Remove macro. * config/i386/i386-protos.h (int ix86_memory_move_cost): Remove. * config/i386/i386.h (ix86_memory_move_cost): Make static. Change type of 'in' argument to bool. (TARGET_MEMORY_MOVE_COST): Define. 2010-06-05 Jan Hubicka * ipa-pure-const.c (propagate): Fix typo in handling of functions that cannot return. Be more careful when merging the results with previously known ones. 2010-06-05 Matthias Klose * gcc.c (cc1_options, cpp_unique_options): Use find-plugindir spec function to add the -iplugindir option. (find_plugindir_spec_function): Add new declaration and function. (static_spec_func): Use it for "find-plugindir". 2010-06-05 Jakub Jelinek PR c++/44361 * c-typeck.c (mark_exp_read): Handle C_MAYBE_CONST_EXPR. * c-parser.c (c_parser_postfix_expression): Call mark_exp_read on statement expression. 2010-06-05 Jan Hubicka * df-problems.c (seen_in_block, seen_in_insn): Convert to bitmap_head. (df_rd_problem_data): Convert sparse_invalidated_by_call, dense_invalidated_by_call to bitmap head. (df_rd_alloc, df_rd_bb_local_compute_process_def, df_rd_bb_local_compute, df_rd_confluence_n, df_rd_transfer_function, df_rd_start_dump, df_lr_verify_transfer_functions, df_live_verify_transfer_functions, df_chain_create_bb, df_chain_add_problem, df_byte_lr_check_regs, df_byte_lr_alloc, df_byte_lr_confluence_0, df_byte_lr_confluence_n, df_note_compute, df_simulate_one_insn_forwards, df_md_alloc, df_md_bb_local_compute_process_def, df_md_bb_local_compute_process_def, df_md_local_compute, df_md_transfer_function df_md_free): Update. 2010-06-05 Joseph Myers PR c/44322 * c-typeck.c (build_unary_op): Merge qualifiers into pointer target type for ADDR_EXPR; require no changes to qualifiers except for function types. * c-tree.h (c_build_type_variant): Remove. 2010-06-05 Segher Boessenkool * genautomata.c (get_excl_set): Do work per element, not per char. (check_presence_pattern_sets): Similar. (check_absence_pattern_sets): Similar. 2010-06-05 Segher Boessenkool * genautomata.c (curr_state_pass_num): Delete. (min_issue_delay_pass_states): Delete. (min_issue_delay): Delete. (initiate_min_issue_delay_pass_states): Delete. (output_min_issue_delay_table): Compute min_issue_delay_vect using a breadth-first search variant. (output_tables): Don't call initiate_min_issue_delay_pass_states. 2010-06-04 H.J. Lu PR boostrap/44421 * df-problems.c (df_lr_bb_local_compute): Updated for embedded bitmaps. (df_byte_lr_bb_local_compute): Likewise. 2010-06-03 Jason Merrill Implement noexcept operator (5.3.7) * c-common.c (c_common_reswords): Add noexcept. * c-common.h (enum rid): Add RID_NOEXCEPT. 2010-06-04 Joseph Myers * config/darwin-driver.c (darwin_default_min_version): Use GCC-specific formats in diagnostics. * cppspec.c (lang_specific_driver): Use GCC-specific formats in diagnostics. * gcc.c (translate_options, read_specs, add_sysrooted_prefix, execute, process_command, end_going_arg, do_self_spec, do_spec_1, eval_spec_function, handle_braces, process_brace_body, main, perror_with_name, used_arg, set_multilib_dir, print_multilib_info, getenv_spec_function, compare_version_strings, version_compare_spec_function): Use GCC-specific formats in diagnostics. 2010-06-04 Uros Bizjak * config/i386/i386.md (*addhi_1_lea) : Assert that operand 0 and operand 1 are equal. (*addqi_1_lea) : Ditto. (*add_2) : Remove assert that operand 0 and operand 1 are equal. : Ditto. Remove ??? comment. (*add_3) : Remove assert that operand 0 and operand 1 are equal. : Ditto. Remove ??? comment. (*adddi_4) : Remove assert that operand 0 and operand 1 are equal. (*add_4) : Ditto. (*add_5) : Ditto. 2010-06-04 Nathan Froyd * config/i386/i386-protos.h (ix86_print_operand): Declare. * config/i386/i386.c (ix86_print_operand): Make non-static. * config/i386/sol2.h (ASM_OUTPUT_CALL): Call ix86_print_operand. * output.h (output_operand): Declare. * final.c (output_operand): Make non-static. 2010-06-04 Alexandre Oliva PR rtl-optimization/44013 * sched-deps.c (add_dependence_list_and_free): Don't free lists when processing debug insns. PR debug/41371 * var-tracking.c (find_loc_in_1pdv): Mark initial value before recursing. Check that recursion is bounded. Rename inner var to avoid hiding incoming argument. 2010-06-04 Uros Bizjak * config/i386/i386.md (*addqi_2) : Do not assert that operands[2] == 255. (*addqi_3): Ditto. (*addqi_4): Ditto. (*addqi_5): Ditto. (*addqi_ext_1_rex64): Ditto. (*addqi_ext_1): Ditto. (*addqi_4): Check for incdec_operand in QImode. (*add_2): Macroize insn from *add_2 and *add{qi,hi}_2 using SWI mode iterator. (*add_3): Ditto from *add_3 and *add{qi,hi}_3. (*add_4): Macroize insn from *add{qi,hi,si}_4 using SWI124 mode iterator. (*add_5): Macroize insn from *add_5 and *add{qi,hi}_5 using SWI mode iterator. 2010-06-04 Manuel López-Ibáñez PR c/25880 * c-objc-common.c (c_tree_printer): Handle %V, %v and %#v. * c-format.c (gcc_diag_flag_specs): Add hash. (gcc_cxxdiag_flag_specs): Use gcc_diag_flag_specs directly. (gcc_tdiag_char_table,gcc_cdiag_char_table): Handle %V and %v. * c-pretty-print.c (pp_c_cv_qualifier): Rename as pp_c_cv_qualifiers. Handle qualifiers spelling here. (pp_c_type_qualifier_list): Call the function above. * c-pretty-print.h (pp_c_cv_qualifiers): Declare. * c-typeck.c (handle_warn_cast_qual): Print qualifiers. (WARN_FOR_QUALIFIERS): New macro. (convert_for_assignment): Use it. 2010-06-04 Kai Tietz * config/i386/cygming.h (ASM_GENERATE_INTERNAL_LABEL): Prefix by '*'. 2010-06-04 Jan Hubicka * df.h (df_rd_bb_info, df_md_bb_info, df_lr_bb_info, df_live_bb_info, df_byte_lr_bb_info): Embedd bitmap_head into the structure. (DF_LIVE_IN, DF_LIVE_OUT, DF_LR_IN, DF_LR_OUT, DF_BYTE_LR_IN, DF_BYTE_LR_OUT): Update for embedded bitmaps. * fwprop.c (single_def_use_enter_block): Likewise. * ddg.c (create_ddg_dep_from_intra_loop_link, add_cross_iteration_register_deps, build_inter_loop_deps): Likewise. * loop-iv.c (latch_dominating_def): Likewise. * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_bb_local_compute_process_def, df_rd_bb_local_compute_process_def, df_rd_init_solution, df_rd_init_solution, df_rd_transfer_function, df_rd_transfer_function, df_rd_top_dump, df_rd_bottom_dump): Update. (df_lr_free_bb_info, df_lr_alloc, df_lr_reset, df_lr_bb_local_compute, df_lr_bb_local_compute, df_lr_bb_local_compute, df_lr_bb_local_compute, df_lr_bb_local_compute, df_lr_local_compute, df_lr_init, df_lr_init, df_lr_confluence_0, df_lr_free, df_lr_top_dump, df_lr_bottom_dump, df_lr_verify_solution_start, df_lr_verify_solution_end, df_lr_verify_transfer_functions, df_lr_verify_transfer_functions, df_live_free_bb_info, df_live_alloc, df_live_reset, df_live_bb_local_compute, df_live_init, df_live_transfer_function, df_live_finalize, df_live_free, df_live_top_dump, df_live_bottom_dump, df_live_verify_solution_start, df_live_verify_solution_end, df_live_verify_transfer_functions, df_chain_create_bb, df_byte_lr_free_bb_info, df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute, df_byte_lr_bb_local_compute, df_byte_lr_bb_local_compute, df_byte_lr_bb_local_compute, df_byte_lr_bb_local_compute, df_byte_lr_local_compute, df_byte_lr_init, df_byte_lr_confluence_0, df_byte_lr_confluence_n, df_byte_lr_transfer_function, df_byte_lr_top_dump, df_byte_lr_bottom_dump, df_create_unused_note, df_note_bb_compute, df_md_free_bb_info, df_md_alloc, df_md_bb_local_compute_process_def, df_md_local_compute, df_md_reset, df_md_transfer_function, df_md_init, df_md_confluence_0, df_md_confluence_n, df_md_top_dump, df_md_bottom_dump): Update. (struct df_lr_problem_data): Embedd bitmap headers. 2010-06-04 Jan Hubicka * dce.c (dce_process_block): Do not re-scan already marked instructions. 2010-06-04 Bernd Schmidt PR rtl-optimization/39871 PR rtl-optimization/40615 PR rtl-optimization/42500 PR rtl-optimization/42502 * ira.c (init_reg_equiv_memory_loc: New function. (ira): Call it twice. * reload.h (calculate_elim_costs_all_insns): Declare. * ira-costs.c: Include "reload.h". (regno_equiv_gains): New static variable. (init_costs): Allocate it. (finish_costs): Free it. (ira_costs): Call calculate_elim_costs_all_insns. (find_costs_and_classes): Take estimated elimination costs into account. (ira_adjust_equiv_reg_cost): New function. * ira.h (ira_adjust_equiv_reg_cost): Declare it. * reload1.c (init_eliminable_invariants, free_reg_equiv, elimination_costs_in_insn, note_reg_elim_costly): New static functions. (elim_bb): New static variable. (reload): Move code out of here into init_eliminable_invariants and free_reg_equiv. Call them. (calculate_elim_costs_all_insns): New function. (eliminate_regs_1): Declare. Add extra arg FOR_COSTS; all callers changed. If FOR_COSTS is true, don't call alter_reg, but call note_reg_elim_costly if we turned a valid memory address into an invalid one. * Makefile.in (ira-costs.o): Depend on reload.h. 2010-06-04 Julian Brown * config/arm/thumb2.md (*thumb2_movdf_soft_insn): Fix alternatives for pool ranges. 2010-06-04 Richard Guenther PR lto/41584 * cgraph.h (struct varpool_node): Add lto_file_data field. * lto-cgraph.c (input_varpool_node): Initialize it. 2010-06-04 Uros Bizjak * config/i386/predicates.md (pic_symbolic_operand): Remove predicate. * config/i386/i386.md (*add_1): Do not use pic_symbolic_operand predicate in "type" attribute calculation. (*addsi_1_zext): Ditto. (*add_2): Do not use pic_symbolic_operand in insn predicate. (*addsi_2_zext): Ditto. (*add_3): Ditto. (*addsi_3_zext): Ditto. (*add_5): Ditto. 2010-06-03 Jan Hubicka * tree-into-ssa.c (mark_block_for_update): Avoid redundant call of bitmap_bit_p. * cfganal.c (compute_dominance_frontiers_1): Likewise. 2010-06-03 Jan Hubicka * df-problems.c (df_create_unused_note, df_note_bb_compute): micro-optimize the checks when to add new note. 2010-06-03 Nathan Froyd * final.c (output_asm_insn): Call targetm.asm_out.print_operand_punct_valid_p. Update comments. (output_operand): Call targetm.asm_out.print_operand. Update comments. (output_address): Call targetm.asm_out.print_operand_address. Update comments. * target.h (struct gcc_target): Add print_operand, print_operand_address, and print_operand_punct_valid_p fields. * targhooks.h (default_print_operand): Declare. (default_print_operand_address): Declare. (default_print_operand_punct_valid_p): Declare. * targhooks.c (default_print_operand): Define. (default_print_operand_address): Define. (default_print_operand_punct_valid_p): Define. * target-def.h (TARGET_PRINT_OPERAND): Define if not defined. (TARGET_PRINT_OPERAND_ADDRESS): Likewise. (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Likewise. (TARGET_ASM_OUT): Add TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS, and TARGET_PRINT_OPERAND_PUNCT_VALID_P. * vmsdbgout.c (addr_const_to_string): Update comment. * config/i386/i386.c (print_operand): Rename to... (ix86_print_operand): ...this. Make static. (print_operand_address): Rename to... (ix86_print_operand_address): ...this. Make static. Call ix86_print_operand instead of PRINT_OPERAND. (ix86_print_operand_punct_valid_p): New function. (TARGET_PRINT_OPERAND): Define. (TARGET_PRINT_OPERAND_ADDRESS): Define. (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define. * config/i386/i386.h (HI_REGISTER_NAMES): Update comment. (PRINT_OPERAND_PUNCT_VALID_P): Delete. (PRINT_OPERAND): Delete. (PRINT_OPERAND_ADDRESS): Delete. * config/i386/i386-protos.h (print_operand): Delete prototype. (print_operand_address): Delete prototype. 2010-06-03 Richard Guenther PR tree-optimization/44403 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Preserve pointer qualifiers. (vect_create_data_ref_ptr): Likewise. 2010-06-03 H.J. Lu PR c++/44294 * defaults.h (MAX_FIXED_MODE_SIZE): New. * stor-layout.c (MAX_FIXED_MODE_SIZE): Removed. 2010-06-03 Jakub Jelinek PR debug/44375 * tree-cfg.c (gimple_can_merge_blocks_p): For -O0 return false if merging the bbs would lead to goto_locus location being lost from the IL. 2010-06-03 Jan Hubicka Jakub Jelinek * var-tracking.c (dataflow_set_equiv_regs): Shortcut the loop if set->regs[i] is NULL or has just one entry. 2010-06-03 Jan Hubicka * lto-cgraph.c (lto_varpool_encoder_size): Remove. * lto-streamer.h (lto_varpool_encoder_size): New inline function. 2010-06-03 Paul Brook * config/arm/arm.c (FL_TUNE): Define. (arm_default_cpu, arm_cpu_select): Remove. (all_cores): Populate core field. (arm_selected_arch, arm_selected_cpu, arm_selected_tune): New. (arm_find_cpu): New function. (arm_handle_option): Lookup cpu/architecture names. (arm_override_options): Cleanup mcpu/march/mtune handling. (arm_file_start): Ditto. 2010-06-03 Alan Modra PR target/44169 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Add label operand. * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Pass label rtx to gen_load_toc_v4_PIC_1b. Tidy. (rs6000_emit_load_toc_table): Likewise. 2010-06-02 Jan Hubicka * passes.c (init_optimization_passes): Put ipa reference after ipa pure-const. 2010-06-02 Jan Hubicka * ipa-reference.c (ipa_reference_local_vars_info_d): Remove calls_read_all and calls_write_all. (get_reference_optimization_summary): Fix formatting. (is_proper_for_analysis): Check that decl is not readonly. (propagate_bits): Check CONST/PURE/noreturn flags. (ipa_init): Move all_module_statics to optimization_summary_obstack. (analyze_function): Ignore indirect edges. (copy_global_bitmap): For all module statics, do nothing. (generate_summary): Do not print calls_read_all/calls_write_all. (read_write_all_from_decl): Take node as argument; check cgraph_node_cannot_return. (propagate): Reorganize read_all/write_all computation; check indirect edges; check ecf flags; use all_module_statics in the results; do not free all_module_statics. (stream_out_bitmap): Handle all_module_statics. (ipa_reference_write_optimization_summary): Likewise; use varpool/cgraph encoders to get boundaries. (ipa_reference_read_optimization_summary): Read in all_module_statics; use it when possible. 2010-06-02 Michael Meissner PR target/44218 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete obsolete -mswdiv option. Add -mrecip, -mrecip=, -mrecip-precision options. * doc/extend.texi (powerpc builtins): Document vec_recip, vec_rsqrt, vec_rsqrte altivec/vsx builtins. * config/rs6000/rs60000-protos.h (rs6000_emit_swdiv): New function. (rs6000_emit_swrsqrt): Ditto. (rs6000_emit_swdivsf): Delete. (rs6000_emit_swdivdf): Ditto. (rs6000_emit_swrsqrtsf): Ditto. * config/rs6000/rs6000.c (rs6000_recip_bits): New global to describe the reciprocal estimate support for each type. (recip_options): Map -mrecip= into option bits. (gen_2arg_fn_t): New typedef for binary rtx gen function. (rs6000_debug_reg_global): If -mdebug=reg, print the state of the reciprocal estimate instructions. (rs6000_init_hard_regno_mode_ok): Key ws constraint off of the debug -mvsx-scalar-memory switch instead of -mvsx-scalar-double. Set up rs6000_recip_bits based on the -mrecip* options. Print the cost information if -mdebug=cost or -mdebug=reg. (rs6000_override_options): Set -mrecip-precision for power6, and power7 machines. If -mvsx or -mdfp, enable various options that came in previous instruction set ISAs, unless the option was explicitly disabled by the command line option. Parse -mrecip= options. (rs6000_builtin_vectorized_function): Add support for vectorizing the reciprocal estimate builtins and expansions. (rs6000_handle_option): Add -mrecip, -mrecip= support. (bdesc_2arg): Add reciprocal estimate builtins. (bdesc_1arg): Add reciprocal square root estimate builtins. (rs6000_expand_builtin): Rewrite to use a switch statement, instead of multiple if/then/elses. Add reciprocal estimate builtins. (rs6000_init_builtins): Create declarations for reciprocal estimate builtins. (rs6000_preferred_reload_class): Simplify VSX preferences, if scalar sized, prefer traditional floating point registers, if integer vector types, prefer altivec registers. Don't actually look at the memory address any more. (rs6000_builtin_reciprocal): Add new builtin reciprocal estimate builtins. (rs6000_load_constant_and_splat): New helper function to load up the constant for reciprocal estimate instructions. (rs6000_emit_madd): New helper function for generating multiply/add type instructions, based on the current switches. (rs6000_emit_msub): Ditto. (rs6000_emit_mnsub): Ditto. (rs6000_emit_swdiv_high_precision): Replace rs6000_emit_swdivsf to replace a divide with a reciprocal estimate and fixup, adding support for machines with high precision and vectors. (rs6000_emit_swdiv_low_precision): Rewrite rs6000_emit_swdivdf for low precision machines. (rs6000_emit_swdiv): New common function to be called to replace a division with reciprocal estimate and fixup. (rs6000_emit_swrsqrt): Replace rs6000_emit_swrsqrtsf. Add support for double and vector types. Add support for high precision machines. * config/rs6000/rs6000.h (TARGET_FRES): New macro to say whether the reciprocal estimate instructions can be generated. (TARGET_FRE): Ditto. (TARGET_FRSQRTES): Ditto. (TARGET_FRSQRTE): Ditto. (RS6000_RECIP_*): New macros for reciprocal estimate support. * config/rs6000/vector.md (rsqrte2): New insn for reciprocal square root estimate on vectors. (re2): New insn for reciprocal division estimate on vectors. * config/rs6000/rs6000-buitlins.def (ALTIVEC_BUILTIN_VRSQRTFP): New builtin. (ALTIVEC_BUILTIN_VRECIPFP): Ditto. (ALTIVEC_BUITLIN_VEC_RE): Ditto. (ALTIVEC_BUILTIN_VEC_RSQRT): Ditto. (VSX_BUILTIN_RSQRT_V4SF): Ditto. (VSX_BUITLIN_RSQRT_V2DF): Ditto. (RS6000_BUILTIN_RSQRT): Ditto. (ALTIVEC_BUILTIN_VEC_RSQRTE): Denote that the builtin is a floating point builtin. * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define macros __RECIP__, __RECIPF__, __RSQRTE__, __RSQRTEF__, __RECIP_PRECISION__ based on the command line switches. (altivec_overloaded_builtins): Add reciprocal estimate builtins. * config/rs6000/rs6000.opt (-mrecip): Document add support for replacing division instructions with reciprocal estimate and fixup. (-mrecip=): New option. (-mrecip-precision): Ditto. * config/rs6000/vsx.md (UNSPEC_VSX_RSQRTE): Delete. (vsx_rsqrte2): Use UNSPEC_RSQRT not UNSPEC_VSX_RSQRTE. (vsx_copysignsf3): If -mvsx, use double precision cpsign on single precision scalar. * config/rs6000/altivec.md (UNSPEC_RSQRTEFP): Delete. (UNSPEC_VREFP): Ditto. (altivec_vnmsubfp*): Make altivec nmsub mirror the scalar and VSX conterparts with regard to support of -mno-fused-madd and -ffast-math. (altivec_vrsqrtefp): Use common UNSPEC to allow scalar/vector reciprocal estimate instructions to be generated. (altivec_vrefp): Ditto. * config/rs6000/rs6000.md (RECIPF): New iterator for reciprocal estimate support. (rreg): New mode attribute for reciprocal estimate support. (recip3): New insn for division using reciprocal estimate and fixup builtins. (divide define_split): New define_split to convert floating point division to use reciprocal estimate if the user used the appropriate options and the split is run when we can add new pseudo registers for the fixup. (rsqrt2): New insn for reciprocal square root support. (recipsf3): Move into recip3. (recipdf3): Ditto. (fres): Use TARGET_FRES. (rsqrtsf2): Move into rsqrt2. (rsqrtsf_internal1): Use TARGET_FRSQRTSES. (copysignsf3): Add support for VSX. (fred): Use TARGET_FRE. (fred_fpr): Ditto. (rsqrtdf_internal1): New function for frsqrte instruciton. * config/rs6000/altivec.h (vec_recipdiv): Define new vector builtin. (vec_rsqrt): Ditto. 2010-06-03 Richard Guenther PR middle-end/44291 * optabs.c (init_one_libfunc): Use IDENTIFIER_HASH_VALUE. (set_user_assembler_libfunc): Likewise. 2010-06-02 Steven Bosscher * mkconfig.sh: Include insn-flags.h and insn-constants.h before defaults.h. * except.h: Move MUST_USE_SJLJ_EXCEPTIONS and USING_SJLJ_EXCEPTIONS to defaults.h * expr.h (BRANCH_COST, MOVE_RATIO, CLEAR_RATIO, SET_RATIO, DEFAULT_FUNCTION_ARG_PADDING, FUNCTION_ARG_PADDING, FUNCTION_ARG_BOUNDARY, STACK_SAVEAREA_MODE, STACK_SIZE_MODE, STACK_CHECK_BUILTIN, STACK_CHECK_STATIC_BUILTIN, STACK_CHECK_PROBE_INTERVAL_EXP, STACK_CHECK_MOVING_SP, STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT, STACK_CHECK_MAX_FRAME_SIZE, STACK_CHECK_FIXED_FRAME_SIZE, STACK_CHECK_MAX_VAR_SIZE): Move target macro defaults to defaults.h. * defaults.h: Updated for above mentioned changes. 2010-06-02 Kai Tietz * c-common.c: Remove header include of tm_p.h. * Makefile.in (c-common.o): Remove TM_P_H dependency. 2010-06-02 Jakub Jelinek * tree.h (struct tree_decl_map): New type. (tree_decl_map_eq, tree_decl_map_marked_p): Define. (tree_decl_map_hash): New prototype. (debug_expr_for_decl, value_expr_for_decl): Change into tree_decl_map hashtab from tree_map. (init_ttree): Adjust initialization. (tree_decl_map_hash): New function. (decl_debug_expr_lookup, decl_debug_expr_insert, decl_value_expr_lookup, decl_value_expr_insert): Adjust. 2010-06-02 Rainer Orth * configure.ac (gcc_cv_ld_sol2_emulation): Test for GNU ld *_sol2 linker emulations. * configure: Regenerate. * config.in: Regenerate. * config/i386/sol2-10.h [TARGET_GNU_LD] (I386_EMULATION): Define. (X86_64_EMULATION): Define. (TARGET_LD_EMULATION): Use them. * config/sparc/sol2-gld-bi.h (SPARC32_EMULATION): Define. (SPARC64_EMULATION): Define. (LINK_ARCH_SPEC): Use them. 2010-06-02 Sebastian Pop * graphite-clast-to-gimple.c (gcc_type_for_interval): Use smallest_mode_for_size for computing the precision types of new graphite IVs. Do not call lang_hooks.types.type_for_size. 2010-06-02 Sebastian Pop * tree-if-conv.c (predicate_bbs): Do not reset the GIMPLE_DEBUG information. (remove_conditions_and_labels): Reset the GIMPLE_DEBUG information. 2010-06-02 Sebastian Pop PR middle-end/44363 * tree-if-conv.c (predicate_bbs): Do not call gcc_unreachable, return false instead. 2010-06-02 Jan Hubicka PR middle-end/44295 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Do not create new cgraph node to check callee. 2010-06-02 Richard Guenther * lto-streamer-in.c (input_gimple_stmt): Fix typo. 2010-06-02 Richard Guenther * lto-wrapper.c (lto_wrapper_exit): Rename to ... (lto_wrapper_cleanup): ... this. Do not exit. (fatal): Adjust. Exit here. (fatal_perror): Likewise. (fatal_signal): New function. (main): Set up signal handlers to cleanup temporary files. * Makefile.in (lto-wrapper.o): Adjust dependencies. 2010-06-02 Richard Guenther PR tree-optimization/44377 * tree-ssa-structalias.c (find_func_aliases): Fix typo. 2010-06-02 Andreas Krebbel * config/s390/2097.md (z10_fhex): Remove insn reservation. * config/s390/s390.md (UNSPEC_COPYSIGN): Remove unused constant. (*mov_64 TD_TF, *mov_31 TD_TF, *mov_64dfp DD_DF, *mov_64 DD_DF, *mov_31, mov): Remove load zero instruction. * config/s390/s390.c: Don't accept fp zeros as valid constants anymore. 2010-06-02 Jan Hubicka * bitmap.c (bitmap_descriptor): Add search_iter. (bitmap_find_bit): Increment it. (print_statistics): Print it. 2010-06-02 Nathan Froyd * tree-vect-slp.c (vect_create_mask_and_perm): Use gimple_build_call instead of gimple_build_call_vec. Delete unnecessary local variable. 2010-06-02 Steven Bosscher * gimplify.c (gimplify_body): Revert "Do not initialize RTL profiling" change from yesterday. 2010-06-02 Steven Bosscher * c-ada-spec.c: Clean up redundant includes. 2010-06-01 Steven Bosscher * gimplify.c: Do not include except.h and optabs.h. (gimplify_body): Do not initialize RTL profiling. * gimple-low.c: Do not include rtl.h, diagnostic.h, langhooks.h, langhooks-def.h, timevar.h, except.h, hashtab.h, and expr.h. * gimple-fold.c: Do not include rtl.h, tm_p.h, ggc.h, basic-block.h, output.h, expr.h, diagnostic.h, timevar.h, value-prof.h, and langhooks.h. * tree-pretty-print.h: Include pretty-print.h. * gimple-pretty-print.h: Include pretty-print.h. * tree-pretty-print.c: Do not include diagnostic.h. * tree-vrp.c: Likewise. * tree-tailcall.c: Likewise * tree-scalar-evolution.c: Likewise * tree-ssa-dse.c: Likewise * tree-chrec.c: Likewise * tree-ssa-sccvn.c: Likewise * tree-ssa-copyrename.c: Likewise * tree-nomudflap.c: Likewise * tree-call-cdce.c: Likewise * tree-stdarg.c: Likewise * tree-ssa-math-opts.c: Likewise * tree-nrv.c: Likewise * tree-ssa-sink.c: Likewise * tree-browser.c: Likewise * tree-ssa-loop-ivcanon.c: Likewise * tree-ssa-loop.c: Likewise * tree-parloops.c: Likewise * tree-ssa-address.c: Likewise * tree-ssa-ifcombine.c: Likewise * tree-if-conv.c: Likewise * tree-data-ref.c: Likewise * tree-affine.c: Likewise * tree-ssa-phiopt.c: Likewise * tree-ssa-coalesce.c: Likewise * tree-ssa-pre.c: Likewise * tree-ssa-live.c: Likewise * tree-predcom.c: Likewise * tree-ssa-forwprop.c: Likewise * tree-ssa-dce.c: Likewise * tree-ssa-ter.c: Likewise * tree-ssa-loop-prefetch.c: Likewise * tree-optimize.c: Likewise * tree-ssa-phiprop.c: Likewise * tree-object-size.c: Likewise * tree-outof-ssa.c: Likewise * tree-ssa-structalias.c: Likewise * tree-switch-conversion.c: Likewise * tree-ssa-reassoc.c: Likewise * tree-ssa-operands.c: Likewise * tree-vectorizer.c: Likewise * tree-vect-data-refs.c: Likewise * tree-vect-generic.c: Likewise * tree-vect-stmts.c: Likewise * tree-vect-patterns.c: Likewise * tree-vect-slp.c: Likewise * tree-vect-loop.c: Likewise * tree-ssa-loop-ivopts.c: Likewise * tree-ssa-loop-im.c: Likewise * tree-ssa-loop-niter.c: Likewise * tree-ssa-loop-unswitch.c: Likewise * tree-ssa-loop-manip.c: Likewise * tree-ssa-loop-ch.c: Likewise * tree-dump.c: Likewise * tree-complex.c: Likewise * tree-into-ssa.c: Do not include diagnostic.h and expr.h. * tree-ssa-uninit.c: Likewise * tree-ssa-threadupdate.c: Likewise * tree-ssa-uncprop.c: Likewise * tree-ssa-ccp.c: Likewise * tree-ssa-dom.c: Likewise * tree-ssa-propagate.c: Likewise * tree-ssa-alias.c: Likewise * tree-dfa.c: Likewise * tree-cfgcleanup.c: Likewise * tree-sra.c: Likewise * tree-ssa-copy.c: Likewise * tree-ssa.c: Likewise * tree-profile.c: Likewise * tree-cfg.c: Likewise * tree-ssa-threadedge.c: Likewise * tree-vect-loop-manip.c: Likewise * tree-inline.c: Do not include diagnostic.h and expr.h. Include rtl.h. (copy_decl_for_dup_finish): Do not use NULL_RTX. * tree-loop-linear.c: Do not include diagnostic.h, expr.h and optabs.h. * tree-loop-distribution.c: Likewise. 2010-06-01 Jan Hubicka * ipa-pure-const.c (local_pure_const): Do NORETURN discovery. 2010-06-01 Jan Hubicka * tree-cfgcleanup.c (fixup_noreturn_call): Break out from ...; remove return value. (split_bbs_on_noreturn_calls) .... here. * tree-optimize.c (execute_fixup_cfg): Fixup noreturn calls too. * tree-flow.h (fixup_noreturn_call): New. 2010-06-01 Jan Hubicka * emit-rtl.c (remove_insn): Fix thinko in prevoius patch. 2010-06-01 Nathan Froyd * tree.h (build_nt_call_list): Delete. * tree.c (build_nt_call_list): Delete. 2010-06-01 Jan Hubicka * fwprop.c: Make emit-rtl.h include last. * rtlanal.c: Include emit-rtl.h. * genautomata.c: Output emit-rtl include into insn-automata.c * df-scan.c: Include emit-rtl.h. * haifa-sched.c: Indlude emit-rtl.h. * mode-switching.c: Indlude emit-rtl.h. * graph.c: Indlude emit-rtl.h. * sel-sched.c: Include emit-rtl.h. * sel-sched-ir.c: Include emit-rtl.h. * ira-build.c: Include emit-rtl.h. * emit-rtl.c (first_insn, last_insn): Remove defines. (get_insns, set_first_insn, get_last_insn, set_last_insn, get_max_uid): Move to emit-rtl.h. (set_new_first_and_last_insn, get_last_insn_anywhere, get_first_nonnote_insn, get_last_nonnote_insn, try_split, make_call_insn_raw, add_insn_after, add_insn_before, remove_insn, delete_insns_since, reorder_insns_nobb, emit_insn_after_1, emit_debug_insn_before, emit_insn, start_sequence, push_to_sequence, push_to_sequence2, push_topmost_sequence, end_sequence, copy_insn): Use accessor functions. * emit-rtl.h (gen_blockage, gen_rtvec, copy_insn_1, copy_insn, gen_int_mode, emit_copy_of_insn_after, set_reg_attrs_from_value, set_reg_attrs_for_parm, set_reg_attrs_for_decl_rtl, adjust_reg_mode, mem_expr_equal_p): Move here from rtl.h. (get_insns, set_first-insn, get_last_insn, set_last_insn, get_max_uid): Move here from emit-rtl.c; make inline. * cfglayout.h: Include emit-rtl.h. * rtl.h (gen_blockage, gen_rtvec, copy_insn_1, copy_insn, gen_int_mode, emit_copy_of_insn_after, set_reg_attrs_from_value, set_reg_attrs_for_parm, set_reg_attrs_for_decl_rtl, adjust_reg_mode, mem_expr_equal_p, get_insns, set_first-insn, get_last_insn, set_last_insn, get_max_uid): Move to emit-rtl.h. * reg-stack.c: Include emit-rtl.h. * dce.c: Likewise. 2010-06-01 Jan Hubicka * cgraph.h (tree_function_versioning): Update prototype. (cgraph_function_versioning): Update prototype. * cgraphunit.c (cgraph_copy_node_for_versioning): Accept bbs_to_copy bitmap. (cgraph_function_versioning): Accept new_entry_block and bbs_to_copy. (cgraph_materialize_clone, save_inline_function_body): Update use of tree_function_versioning. * tree-inline.c (copy_bb): Look for previous copied block to link after; fix debug output. (copy_cfg_body): Accept new_entry_block and bbs_to_copy. (copy_body): Likewise. (expand_call_inline): Update use of copy_body. (tree_function_versioning): Update use of copy body; accept blocks_to_copy and new_entry. 2010-06-01 Jan Hubicka * gegenrtl.c: Remove unnecesary prototypes. (gendecl): Remove. (gendef): Produce static inline. (gencode): Remove. (main): Do not decode parameters; generate header only. * Makefile.in (genrtl.c): Remove. 2010-06-01 Jan Hubicka * tree-switch-conversion.c (build_one_array): Make it readonly. 2010-06-01 Richard Guenther * optabs.c (init_optabs): Guard all accesses to reinit. * ipa-pure-const.c (propagate): Fix another typo. * opts.c (common_handle_option): Split assignment to bool. * c-opts.c (c_common_handle_option): Likewise. 2010-06-01 Arnaud Charlet Matthew Gingell * doc/invoke.texi: Mention -fdump-ada-spec. * tree-dump.c (dump_files): Add ada-spec. (FIRST_AUTO_NUMBERED_DUMP): Bump to 8. * tree-pass.h (tree_dump_index): Add TDI_ada. * gcc.c: Add support for -C without -E and for -fdump-ada-spec. (cpp_unique_options): Do not reject -C or -CC when -E isn't present. (default_compilers) <@c-header>: Allow -fdump-ada-spec on header files. * c-decl.c: Include c-ada-spec.h. (collect_source_ref_cb, collect_all_refs, for_each_global_decl): New functions. (c_write_global_declarations): Add handling of -fdump-ada-spec. * c-lex.c (c_lex_with_flags): Add handling of CPP_COMMENT. * Makefile.in (C_AND_OBJC_OBJS): Add c-ada-spec.o. * c-ada-spec.h, c-ada-spec.c: New files. 2010-06-01 Richard Guenther PR lto/43853 * ipa-pure-const.c (get_function_state): Hand back varying state if we do not have one. (has_function_state): New function. (duplicate_node_data): Adjust. (remove_node_data): Likewise. (pure_const_write_summary): Likewise. (propagate): Likewise. Fix typo. 2010-06-01 Jan Hubicka * tree-cfg.c (verify_stmt): Do not skip could_throw test. * passes.c (execute_function_todo): Do not make implicit verify_ssa. (execute_all_ipa_transforms): Do not play with the states. 2010-06-01 Maxim Kuvyrkov * config/arm/t-linux-androideabi: New. * config.gcc (arm*-*-linux-androideabi): Include multilib config. 2010-06-01 Jan Hubicka * tree-inline.c (estimate_num_insns): For stdarg functions look into call statement to count cost of argument passing. 2010-06-01 Kai Tietz * config/i386.c (ix86_output_addr_vec_elt): Make LPREFIX argument for fprintf. (ix86_output_addr_diff_elt): Likewise. (x86_function_profiler): Likewise. * config/cygming.h (LOCAL_LABEL_PREFIX): Fix for x64 no-underscore. (LPREFIX): Likewise. (ASM_GENERATE_INTERNAL_LABEL): Likewise. 2010-05-31 Jakub Jelinek PR target/44338 * config/i386/sse.md (fma4i_fmadd4256, fma4i_fmsub4256, fma4i_fnmadd4256, fma4i_fnmsub4256, fma4i_fmadd4, fma4i_fmsub4, fma4i_fnmadd4, fma4i_fnmsub4, fma4i_vmfmadd4, fma4i_vmfmsub4, fma4i_vmfnmadd4, fma4i_vmfnmsub4, fma4i_fmaddsubv8sf4, fma4i_fmaddsubv4df4, fma4i_fmaddsubv4sf4, fma4i_fmaddsubv2df4, fma4i_fmsubaddv8sf4, fma4i_fmsubaddv4df4, fma4i_fmsubaddv4sf4, fma4i_fmsubaddv2df4): Guard only with TARGET_FMA4 instead of TARGET_FMA4 && TARGET_FUSED_MADD. 2010-05-31 Jan Hubicka * tree.h (tree_range_check_failed): Declare noreturn. 2010-05-31 Jan Hubicka * gimple.c (gimple_call_builtin_p): New function. * gimple.h (gimple_call_builtin_p): Declare. * tree-cfg.c (make_edges): Produce edge from BUILT_IN_RETURN to exit. (execute_warn_function_return): BUILT_IN_RETURN is return. (split_critical_edges): Return edges are not critical. (is_ctrl_altering_stmt): Builtin_in_return is altering. (gimple_verify_flow_info): Handle built_in_return. (execute_warn_function_return): Handle built_in_return. * ipa-pure-const.c (check_call): Ignore builtin_return. 2010-05-31 Jakub Jelinek PR middle-end/44337 * expr.c (expand_assignment): Don't store anything for out-of-bounds array accesses with non-MEM. PR tree-optimization/44182 * tree-inline.c (copy_edges_for_bb): Don't split bb if a stmt that newly needs to end a bb is followed by debug stmts, instead return true from the function at the end. (maybe_move_debug_stmts_to_successors): New function. (copy_cfg_body): Call it if copy_edges_for_bb returned true. 2010-05-31 Kai Tietz PR target/44161 * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Handle flag_pic. 2010-05-31 Eric Botcazou * cgraphunit.c (cgraph_decide_is_function_needed): Really return false for nested functions in non-optimized compilation. 2010-05-31 Richard Guenther * tree-ssa-structalias.c (find_func_aliases): Handle BUILT_IN_RETURN. 2010-05-30 Jan Hubicka * predict.c (maybe_hot_edge_p): Calls to functions called once is cold. 2010-05-30 Richard Guenther PR lto/42975 * tree-eh.c (execute_cleanup_eh_1): Copy from execute_cleanup_eh. (execute_cleanup_eh): Clear DECL_FUNCTION_PERSONALITY if it is no longer needed. 2010-05-30 Iain Sandoe * config/darwin.c (output_objc_section_asm_op): Add comment. (name_needs_quotes): Add '_' to list of valid comment chars. (machopic_output_function_base_name): Remove unneeded quotes. (darwin_encode_section_info): Adjust asm whitespace. * config/i386/darwin.h (ASM_OUTPUT_COMMON): Adjust asm tabs. (ASM_OUTPUT_LOCAL): Ditto. * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Ditto. * config/darwin.h (GLOBAL_ASM_OP): Ditto. * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Ditto. 2010-05-30 Eric Botcazou * config/rs6000/rs6000.c (rs6000_output_function_entry): Use RS6000_OUTPUT_BASENAME unconditionally. (rs6000_output_function_epilogue): Likewise. 2010-05-30 Jan Hubicka * toplev.c (wrapup_global_declaration_2): Avoid creation of new varpool nodes. 2010-05-30 Richard Guenther * tree-cfg.c (verify_gimple_assign_single): Implement verification for COND_EXPR rhs. 2010-05-30 Jan Hubicka * cgraph.h (cgraph_dump_file): Declare. * cgraphunit.c (cgraph_dump_file): Export. * ipa.c (dump_cgraph_node_set, dump_varpool_node_set): Be less verbose. 2010-05-30 Jan Hubicka * dwarf2out.c (reference_to_unused, premark_types_used_by_global_vars_helper): Avoid creation of new varpool nodes. 2010-05-30 Jan Hubicka * cgraph.h (cgraph_node_cannot_return, cgraph_edge_cannot_lead_to_return): New functions. * cgraph.c (cgraph_node_cannot_return, cgraph_edge_cannot_lead_to_return): Use them. * ipa-pure-const.c (pure_const_names): New static var. (check_call): Handle calls not leading to return. (pure_const_read_summary): Dump info read. (propagate): Dump info about propagation process; ignore side effects of functions not leading to exit; fix handling of pure functions. 2010-05-30 Jan Hubicka * config/i386/i386.c (pro_epilogue_adjust_stack): Use EBP for tail call epilogues. 2010-05-30 Jan Hubicka * passes.c (ipa_write_optimization_summaries_1, ipa_write_summaries_2, ipa_read_summaries_1, ipa_read_optimization_summaries_1): Initialize dump files. 2010-05-29 Jan Hubicka * ipa.c (cgraph_remove_unreachable_node): Walk references of correct node; remove references in node we no longer keep in cgrpah but need body of. 2010-05-29 Jan Hubicka * cgraph.c (cgraph_mark_reachable): Relax check