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2010-06-12opts-common.c: Include options.h.Joseph Myers1-117/+25
* 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. testsuite: * gcc.dg/funroll-loops-all.c: Update expected error. From-SVN: r160639
2010-06-11invoke.texi (Wsuggest-attribute): Document.Jan Hubicka1-0/+5
* 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. From-SVN: r160606
2010-06-01optabs.c (init_optabs): Guard all accesses to reinit.Richard Guenther1-1/+2
2010-06-01 Richard Guenther <rguenther@suse.de> * 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. From-SVN: r160102
2010-05-26opts.c (common_handle_option): Handle OPT_Ofast.Richard Guenther1-0/+1
2010-05-26 Richard Guenther <rguenther@suse.de> * opts.c (common_handle_option): Handle OPT_Ofast. From-SVN: r159871
2010-05-26diagnostic.c: Don't include opts.h.Joseph Myers1-1/+53
* diagnostic.c: Don't include opts.h. (permissive_error_option): Define. (diagnostic_initialize): Take n_opts parameter. Allocate memory for classify_diagnostic. Don't use memset for classify_diagnostic. Initialize new and recently added fields. (diagnostic_classify_diagnostic): Use context->n_opts instead of N_OPTS. (diagnostic_report_diagnostic): Pass context parameter to diagnostic_report_warnings_p. Use option_enabled and option_name hooks from context. (emit_diagnostic): Use permissive_error_option. (permerror): Likewise. * diagnostic.h: Don't include options.h. (struct diagnostic_context): Add n_opts, opt_permissive, inhibit_warnings, warn_system_headers, option_enabled and option_name fields. Change classify_diagnostic to a pointer. * opts-diagnostic.h: New file. * opts.c: Include opts-diagnostic.h. (common_handle_option): Set global_dc fields for -Wfatal-errors, -Wsystem-headers, -fshow-column, -pedantic-errors and -w. (option_name): New function. * c-opts.c (c_common_init_options): Set global_dc->opt_permissive. (c_common_handle_option): Set global_dc->permissive for -fpermissive. * c-common.c (c_cpp_error): Save and restore global_dc->warn_system_headers, not variable warn_system_headers. * toplev.c: Include opts-diagnostic.h. (general_init): Update call to diagnostic_initialize. Set global_dc->show_column, global_dc->option_enabled and global_dc->option_name. (process_options): Don't set global_dc fields here. * Makefile.in (DIAGNOSTIC_H): Remove options.h. (diagnostic.o, opts.o, toplev.o): Update dependencies. fortran: * cpp.c (cb_cpp_error): Save and restore global_dc->warn_system_headers, not variable warn_system_headers. From-SVN: r159869
2010-05-25invoke.texi: Document -Ofast.Richard Guenther1-1/+23
2010-05-25 Richard Guenther <rguenther@suse.de> * doc/invoke.texi: Document -Ofast. * target.h (struct gcc_target): Add handle_ofast. * target-def.h (TARGET_HANDLE_OFAST): Add. (TARGET_INITIALIZER): Adjust. * opts.c (decode_options): Handle -Ofast. Enable -ffast-math with it. * common.opt (Ofast): Add. From-SVN: r159815
2010-05-19invoke.texi (-fwhopr): Document new optional jobs argument.Richard Guenther1-0/+4
2010-05-19 Richard Guenther <rguenther@suse.de> * doc/invoke.texi (-fwhopr): Document new optional jobs argument. * common.opt (fwhopr=): New. * opts.c (common_handle_option): Handle OPT_fwhopr. * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*. * collect2.c (main): Match -fwhopr*. * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr. Execute ltrans stage in parallel when jobs is bigger than 1. From-SVN: r159573
2010-05-18ipacp_0.c: New test.Jan Hubicka1-1/+0
* gcc.dg/lto/ipacp_0.c: New test. * gcc.dg/lto/ipacp_1.c: New test. * opts.c (decode_options): Do not disable whopr at ipa_cp. * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too. From-SVN: r159535
2010-05-16invoke.texi (-fipa-struct-reorg): Do not mention -fipa-type-escape.Richard Guenther1-1/+0
2010-05-16 Richard Guenther <rguenther@suse.de> * doc/invoke.texi (-fipa-struct-reorg): Do not mention -fipa-type-escape. * ipa-type-escape.c (gate_type_escape_vars): Run when -fipa-struct-reorg runs. * opts.c (decode_options): Do not unset flag_ipa_type_escape. * common.opt (fipa-type-escape): Remove. * gcc.dg/pr43317.c: Do not pass -fipa-type-escape. * gcc.dg/pr43084.c: Likewise. * gcc.dg/pr42250.c: Pass -fipa-struct-reorg instead of -fipa-type-escape. * gcc.dg/struct/wo_prof_escape_arg_to_local.c: Do not pass -fipa-type-escape. * gcc.dg/struct/struct-reorg.exp: Likewise. * gcc.dg/struct/wo_prof_empty_str.c: Likewise. * gcc.dg/struct/wo_prof_escape_return.c: Likewise. From-SVN: r159464
2010-05-16opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.Eric Botcazou1-0/+8
* opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO. (decode_options): Likewise. * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H. From-SVN: r159463
2010-05-15ipa-reference.c: Include toplev.hJan Hubicka1-1/+0
* ipa-reference.c: Include toplev.h (is_proper_for_analysis): Only add to all_module_statics if it is allocated. (write_node_summary_p, stream_out_bitmap, ipa_reference_write_optimization_summary, ipa_reference_read_optimization_summary): New. (struct ipa_opt_pass_d pass_ipa_reference): Add optimization summary streaming. * lto-cgraph.c (referenced_from_this_partition_p, reachable_from_this_partition_p): New functions. * tree-ssa-alias.c (ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Ask ipa-reference even for public vars. * opts.c (decode_options): Enable ipa_reference. * Makefile.in (ipa-reference.o): Add toplev.h dependency. * lto-streamer.h (referenced_from_this_partition_p, reachable_from_this_partition_p): Declare. * gcc.dg/lto/ipareference_1.c: New file. * gcc.dg/lto/ipareference_2.c: New file. From-SVN: r159435
2010-05-06re PR c/40989 (-Werror= and #pragma diagnostics do not work with group flags)Manuel López-Ibáñez1-37/+57
2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org> PR 40989 * doc/invoke.texi (Wimplicit): Document as C only. * opts.c (common_handle_option): Add argument kind. (handle_option): Rename as read_cmdline_option. Factor out code to... (handle_option): ... here. New. (handle_options): Rename as read_cmdline_options. (decode_options): Update call. (set_option): Use option index instead of option pointer. Classify diagnostics correctly. (enable_warning_as_error): Call handle_option. * opts.h (set_option): Update declaration. (handle_option): Declare. * langhooks.h (struct lang_hooks): Add argument kind to handle_option. * c.opt (Wimplicit,Wimplicit-int): Initialize to -1. * c-opts.c (set_Wimplicit): Delete. (c_family_lang_mask): New static constant. (c_common_handle_option): Add argument kind. Use handle_option instead of set_Wimplicit. (c_common_post_options): warn_implicit and warn_implicit_int are disabled by default. * c-common.c (warn_implicit): Do not define here. * c-common.h (warn_implicit): Do not declare here. (c_common_handle_option): Update declaration. * lto-opts.c (lto_reissue_options): Update call to set_option. java/ * lang.c (java_handle_option): Add argument kind. fortran/ * options.c (gfc_handle_option): Add argument kind. * gfortran.h (gfc_handle_option): Update declaration. ada/ * gcc-interface/misc.c (gnat_handle_option): Add argument kind. testsuite/ * gcc.dg/pr40989.c: New. From-SVN: r159102
2010-05-04Sanitize the behavior of -Wcoverage-mismatch.Neil Vachharajani1-0/+3
2010-05-04 Neil Vachharajani <nvachhar@google.com> * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as per new semantics. * opts.c (decode_options): Enable -Werror=coverage-mismatch. * coverage.c (get_coverage_counts): Always emit a warning. Adjust conditions for printing notes. * common.opt (-Wcoverage-mismatch): Allow negative, default to true, update documentation. * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h. * testsuite/gcc.dg/tree-prof/wcoverage-mismatch.c: Adjusted. From-SVN: r159050
2010-04-27invoke.texi (-fipa-profile): Document.Jan Hubicka1-0/+1
* doc/invoke.texi (-fipa-profile): Document. * opts.c (decode_options): Enable ipa-profile at -O1. * timevar.def (TV_IPA_PROFILE): Define. * common.opt (fipa-profile): Add. * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method flag for clones. (cgraph_propagate_frequency): Handle only local ones. * tree-pass.h (pass_ipa_profile): Declare. * ipa-profile.c (gate_profile): Use flag_ipa_profile. (pass_ipa_profile): Use TV_IPA_PROFILE. * ipa.c (ipa_profile): New function. (gate_ipa_profile): Likewise. (pass_ipa_profile): New global variable. * passes.c (pass_ipa_profile): New. From-SVN: r158788
2010-04-23toplev.c (general_init): Set default for fdiagnostics-show-option.Manuel López-Ibáñez1-1/+1
2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org> * toplev.c (general_init): Set default for fdiagnostics-show-option. * opts.c (common_handle_option): Allow disabling it. * common.opt (fdiagnostics-show-option): Add Var. Enabled by default. testsuite/ * gcc.dg/Wconversion-integer.c: Update. From-SVN: r158676
2010-04-21* opts.c (decode_options): Enable pure-const pass for whopr.Jan Hubicka1-1/+0
From-SVN: r158608
2010-04-19opts.c (decode_options): Disable whpr incompatible passes.Jan Hubicka1-0/+10
* opts.c (decode_options): Disable whpr incompatible passes. * lto/lto.c (lto_1_to_1_map): Skip clones. (read_cgraph_and_symbols): Do not mark everything as needed. (do_whole_program_analysis): Do map only after optimizing; set proper cgraph_state; use passmanager. From-SVN: r158533
2010-04-07diagnostic.h (diagnostic_override_option_index): New macro to set a ↵Simon Baldwin1-6/+26
diagnostic's option_index. * diagnostic.h (diagnostic_override_option_index): New macro to set a diagnostic's option_index. * c-tree.h (c_cpp_error): Add warning reason argument. * opts.c (_warning_as_error_callback): New. (register_warning_as_error_callback): Store callback for warnings enabled via enable_warning_as_error. (enable_warning_as_error): Call callback, minor code tidy. * opts.h (register_warning_as_error_callback): Declare. * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in response to -Werror=. (c_common_init_options): Register warning_as_error_callback in opts.c. * common.opt: Add -Wno-cpp option. * c-common.c (struct reason_option_codes_t): Map cpp warning reason codes to gcc option indexes. * (c_option_controlling_cpp_error): New function, lookup the gcc option index for a cpp warning reason code. * (c_cpp_error): Add warning reason argument, call c_option_controlling_cpp_error for diagnostic_override_option_index. * doc/invoke.texi: Document -Wno-cpp. * cpp.c (cb_cpp_error): Add warning reason argument, set a value for diagnostic_override_option_index if CPP_W_WARNING_DIRECTIVE. * directives.c (do_diagnostic): Add warning reason argument, call appropriate error reporting function for code. (directive_diagnostics): Call specific warning functions with warning reason where appropriate. (do_error, do_warning, do_pragma_dependency): Add warning reason argument to do_diagnostic calls. * macro.c (_cpp_warn_if_unused_macro, enter_macro_context, _cpp_create_definition): Call specific warning functions with warning reason where appropriate. * Makefile.in: Add new diagnostic functions to gettext translations. * include/cpplib.h (struct cpp_callbacks): Add warning reason code to error callback. (CPP_DL_WARNING, CPP_DL_WARNING_SYSHDR, CPP_DL_PEDWARN, CPP_DL_ERROR, CPP_DL_ICE, CPP_DL_NOTE, CPP_DL_FATAL): Replace macros with enums. (CPP_W_NONE, CPP_W_DEPRECATED, CPP_W_COMMENTS, CPP_W_MISSING_INCLUDE_DIRS, CPP_W_TRIGRAPHS, CPP_W_MULTICHAR, CPP_W_TRADITIONAL, CPP_W_LONG_LONG, CPP_W_ENDIF_LABELS, CPP_W_NUM_SIGN_CHANGE, CPP_W_VARIADIC_MACROS, CPP_W_BUILTIN_MACRO_REDEFINED, CPP_W_DOLLARS, CPP_W_UNDEF, CPP_W_UNUSED_MACROS, CPP_W_CXX_OPERATOR_NAMES, CPP_W_NORMALIZE, CPP_W_INVALID_PCH, CPP_W_WARNING_DIRECTIVE): New enums for cpp warning reason codes. (cpp_warning, cpp_pedwarning, cpp_warning_syshdr, cpp_warning_with_line, cpp_pedwarning_with_line, cpp_warning_with_line_syshdr): New specific error reporting functions. * pch.c (cpp_valid_state): Call specific warning functions with warning reason where appropriate. * errors.c (cpp_diagnostic, cpp_diagnostic_with_line): New central diagnostic handlers. (cpp_warning, cpp_pedwarning, cpp_warning_syshdr, cpp_warning_with_line, cpp_pedwarning_with_line, cpp_warning_with_line_syshdr): New specific error reporting functions. * expr.c (cpp_classify_number, eval_token, num_unary_op): Call specific warning functions with warning reason where appropriate. * lex.c (_cpp_process_line_notes, _cpp_skip_block_comment, warn_about_normalization, lex_identifier_intern, lex_identifier, _cpp_lex_direct): Ditto. * charset.c (_cpp_valid_ucn, convert_hex, convert_escape, narrow_str_to_charconst): Ditto. * gcc.dg/cpp/warn-undef-2.c: New. * gcc.dg/cpp/warn-traditional-2.c: New. * gcc.dg/cpp/warn-comments-2.c: New. * gcc.dg/cpp/warning-directive-1.c: New. * gcc.dg/cpp/warn-long-long.c: New. * gcc.dg/cpp/warn-traditional.c: New. * gcc.dg/cpp/warn-variadic-2.c: New. * gcc.dg/cpp/warn-undef.c: New. * gcc.dg/cpp/warn-normalized-1.c: New. * gcc.dg/cpp/warning-directive-2.c: New. * gcc.dg/cpp/warn-long-long-2.c: New. * gcc.dg/cpp/warn-variadic.c: New. * gcc.dg/cpp/warn-normalized-2.c: New. * gcc.dg/cpp/warning-directive-3.c: New. * gcc.dg/cpp/warn-deprecated-2.c: New. * gcc.dg/cpp/warn-trigraphs-1.c: New. * gcc.dg/cpp/warn-multichar-2.c: New. * gcc.dg/cpp/warn-normalized-3.c: New. * gcc.dg/cpp/warning-directive-4.c: New. * gcc.dg/cpp/warn-unused-macros.c: New. * gcc.dg/cpp/warn-trigraphs-2.c: New. * gcc.dg/cpp/warn-cxx-compat-2.c: New. * gcc.dg/cpp/warn-cxx-compat.c: New. * gcc.dg/cpp/warn-redefined.c: New. * gcc.dg/cpp/warn-trigraphs-3.c: New. * gcc.dg/cpp/warn-unused-macros-2.c: New. * gcc.dg/cpp/warn-deprecated.c: New. * gcc.dg/cpp/warn-trigraphs-4.c: New. * gcc.dg/cpp/warn-redefined-2.c: New. * gcc.dg/cpp/warn-comments.c: New. * gcc.dg/cpp/warn-multichar.c: New. * g++.dg/cpp/warning-directive-1.C: New. * g++.dg/cpp/warning-directive-2.C: New. * g++.dg/cpp/warning-directive-3.C: New. * g++.dg/cpp/warning-directive-4.C: New. * gfortran.dg/warning-directive-1.F90: New. * gfortran.dg/warning-directive-3.F90: New. * gfortran.dg/warning-directive-2.F90: New. * gfortran.dg/warning-directive-4.F90: New. From-SVN: r158079
2010-04-07invoke.texi (-fargument-alias, [...]): Remove.Richard Guenther1-0/+4
2010-04-07 Richard Guenther <rguenther@suse.de> * doc/invoke.texi (-fargument-alias, -fargument-noalias, -fargument-noalias-global, -fargument-noalias-anything): Remove. * common.opt: Likewise. * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment. * alias.c (base_alias_check): Remove flag_argument_noalias handling. (nonoverlapping_memrefs_p): Likewise. * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise. * opts.c (common_handle_option): Handle OPT_fargument_alias, OPT_fargument_noalias, OPT_fargument_noalias_anything and OPT_fargument_noalias_global for backward compatibility. fortran/ * options.c (gfc_init_options): Do not set. From-SVN: r158060
2010-03-29re PR other/43564 (ICE on code with optimize attribute and inlining)Jie Zhang1-7/+1
PR 43564 * toplev.c (process_options): Set optimization_default_node and optimization_current_node. * opts.c (decode_options): Don't set optimization_default_node and optimization_current_node. testsuite/ PR 43564 * gcc.dg/pr43564.c: New test. From-SVN: r157795
2010-02-09common.opt (fsched2-use-traces): Preserved for backward compatibility.Alexander Monakov1-0/+1
2010-02-09 Alexander Monakov <amonakov@ispras.ru> gcc/ChangeLog: * common.opt (fsched2-use-traces): Preserved for backward compatibility. * doc/invoke.texi: Remove the documentation about option -fsched2-use-traces. * sched-rgn.c (rest_of_handle_sched2): Remove usage of flag_sched2_use_traces. * opts.c (common_handle_option): Add OPT_fsched2_use_traces to the backward compatibility flag section. gcc/testsuite/ChangeLog: * gcc.dg/pr19340.c: Adjust. From-SVN: r156629
2010-02-03invoke.texi: Fix name of sched1 dump.Steven Bosscher1-1/+1
* doc/invoke.texi: Fix name of sched1 dump. * opts.c (decode_options): Set flag_tree_switch_conversion only conditionally on optimize >= 2. * gcse.c: Assorted comment fixes in pass description. From-SVN: r156466
2010-01-05invoke.texi: Remove the documentation about option -Wunreachable-code.Eric Fisher1-0/+1
2010-01-05 Eric Fisher <joefoxreal@gmail.com> * doc/invoke.texi: Remove the documentation about option -Wunreachable-code. * common.opt (Wunreachable-code): Preserved for backward compatibility. * tree-cfg.c: Remove the implementation of -Wunreachable-code. * opts.c (common_handle_option): Add OPT_Wunreachable_code to the backward compatibility flag section. * gcc.dg/pr12603.c: Remove -Wunreachable-code from dg-options. * gcc.dg/Wunreachable-1.c: Remove the testcase of -Wunreachable-code. * gcc.dg/Wunreachable-2.c: Likewise. * gcc.dg/Wunreachable-3.c: Likewise. * gcc.dg/Wunreachable-4.c: Likewise. * gcc.dg/Wunreachable-5.c: Likewise. * gcc.dg/Wunreachable-6.c: Likewise. * gcc.dg/Wunreachable-7.c: Likewise. * gcc.dg/Wunreachable-8.c: Likewise. * gcc.dg/20041231-1.c: Likewise. From-SVN: r155645
2010-01-03Pass -dumpbase and -dumpdir to gcc for LTOH.J. Lu1-17/+28
gcc/ 2010-01-03 H.J. Lu <hongjiu.lu@intel.com> PR lto/41564 * common.opt: Add dumpdir. * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase isn't specified. (option_map): Add --dumpdir. * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir. * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o. * opts.c (decode_options): Try dump_dir_name first if dump_base_name isn't an absolute path. (common_handle_option): Handle OPT_dumpdir. * toplev.c (dump_dir_name): New. (print_switch_values): Also ignore -dumpdir. * toplev.h (dump_dir_name): New. gcc/lto/ 2010-01-03 H.J. Lu <hongjiu.lu@intel.com> PR lto/41564 * lto.c (DUMPBASE_SUFFIX): New. (lto_execute_ltrans): Append a sequence number to -dumpbase for LTRANS. From-SVN: r155591
2009-12-15tree.c (free_lang_data_in_binfo): Do not free BINFO_OFFSET and BINFO_VPTR_FIELD.Richard Guenther1-4/+0
2009-12-15 Richard Guenther <rguenther@suse.de> * tree.c (free_lang_data_in_binfo): Do not free BINFO_OFFSET and BINFO_VPTR_FIELD. (free_lang_data_in_type): Do not free TYPE_STUB_DECL if we generate debug information. (free_lang_data_in_decl): Do not free DECL_SIZE_UNIT, DECL_SIZE, DECL_FIELD_OFFSET and DECL_FCONTEXT. (free_lang_data): Do not disable debuginfo. * lto-streamer-out.c (write_symbol_vec): Deal with non-constant DECL_SIZE. (pack_ts_base_value_fields): Write types with false TREE_ASM_WRITTEN. (lto_output_ts_type_tree_pointers): Stream TYPE_STUB_DECL. * lto-streamer-in.c (lto_input_ts_type_tree_pointers): Stream TYPE_STUB_DECL. * dwarf2out.c (add_pure_or_virtual_attribute): Check for DECL_CONTEXT. (gen_type_die_for_member): Test for TYPE_STUB_DECL. * opts.c (decode_options): Do not disable var-tracking for lto. * doc/invoke.texi (-flto): Document -flto vs. -g experimental status. (-fwhopr): Document experimental status. lto/ * lto.c (lto_fixup_field_decl): Fixup DECL_FIELD_OFFSET. (lto_post_options): Do not disable debuginfo. From-SVN: r155259
2009-11-27opts.c (decode_options): If optimize is bigger than 255, set it to 255.Jakub Jelinek1-0/+2
* opts.c (decode_options): If optimize is bigger than 255, set it to 255. * gcc.dg/O16384.c: New test. From-SVN: r154699
2009-11-25Remove trailing white spaces.H.J. Lu1-10/+10
2009-11-25 H.J. Lu <hongjiu.lu@intel.com> * alias.c: Remove trailing white spaces. * alloc-pool.c: Likewise. * alloc-pool.h: Likewise. * attribs.c: Likewise. * auto-inc-dec.c: Likewise. * basic-block.h: Likewise. * bb-reorder.c: Likewise. * bt-load.c: Likewise. * builtins.c: Likewise. * builtins.def: Likewise. * c-common.c: Likewise. * c-common.h: Likewise. * c-cppbuiltin.c: Likewise. * c-decl.c: Likewise. * c-format.c: Likewise. * c-lex.c: Likewise. * c-omp.c: Likewise. * c-opts.c: Likewise. * c-parser.c: Likewise. * c-pretty-print.c: Likewise. * c-tree.h: Likewise. * c-typeck.c: Likewise. * caller-save.c: Likewise. * calls.c: Likewise. * cfg.c: Likewise. * cfganal.c: Likewise. * cfgexpand.c: Likewise. * cfghooks.c: Likewise. * cfghooks.h: Likewise. * cfglayout.c: Likewise. * cfgloop.c: Likewise. * cfgloop.h: Likewise. * cfgloopmanip.c: Likewise. * cfgrtl.c: Likewise. * cgraph.c: Likewise. * cgraph.h: Likewise. * cgraphbuild.c: Likewise. * cgraphunit.c: Likewise. * cif-code.def: Likewise. * collect2.c: Likewise. * combine.c: Likewise. * convert.c: Likewise. * coverage.c: Likewise. * crtstuff.c: Likewise. * cse.c: Likewise. * cselib.c: Likewise. * dbgcnt.c: Likewise. * dbgcnt.def: Likewise. * dbgcnt.h: Likewise. * dbxout.c: Likewise. * dce.c: Likewise. * ddg.c: Likewise. * ddg.h: Likewise. * defaults.h: Likewise. * df-byte-scan.c: Likewise. * df-core.c: Likewise. * df-problems.c: Likewise. * df-scan.c: Likewise. * df.h: Likewise. * dfp.c: Likewise. * diagnostic.c: Likewise. * diagnostic.h: Likewise. * dominance.c: Likewise. * domwalk.c: Likewise. * double-int.c: Likewise. * double-int.h: Likewise. * dse.c: Likewise. * dwarf2asm.c: Likewise. * dwarf2asm.h: Likewise. * dwarf2out.c: Likewise. * ebitmap.c: Likewise. * ebitmap.h: Likewise. * emit-rtl.c: Likewise. * et-forest.c: Likewise. * except.c: Likewise. * except.h: Likewise. * expmed.c: Likewise. * expr.c: Likewise. * expr.h: Likewise. * final.c: Likewise. * flags.h: Likewise. * fold-const.c: Likewise. * function.c: Likewise. * function.h: Likewise. * fwprop.c: Likewise. * gcc.c: Likewise. * gcov-dump.c: Likewise. * gcov-io.c: Likewise. * gcov-io.h: Likewise. * gcov.c: Likewise. * gcse.c: Likewise. * genattr.c: Likewise. * genattrtab.c: Likewise. * genautomata.c: Likewise. * genchecksum.c: Likewise. * genconfig.c: Likewise. * genflags.c: Likewise. * gengtype-parse.c: Likewise. * gengtype.c: Likewise. * gengtype.h: Likewise. * genmddeps.c: Likewise. * genmodes.c: Likewise. * genopinit.c: Likewise. * genpreds.c: Likewise. * gensupport.c: Likewise. * ggc-common.c: Likewise. * ggc-page.c: Likewise. * ggc-zone.c: Likewise. * ggc.h: Likewise. * gimple-iterator.c: Likewise. * gimple-low.c: Likewise. * gimple-pretty-print.c: Likewise. * gimple.c: Likewise. * gimple.def: Likewise. * gimple.h: Likewise. * gimplify.c: Likewise. * graphds.c: Likewise. * graphite-clast-to-gimple.c: Likewise. * gthr-nks.h: Likewise. * gthr-posix.c: Likewise. * gthr-posix.h: Likewise. * gthr-posix95.h: Likewise. * gthr-single.h: Likewise. * gthr-tpf.h: Likewise. * gthr-vxworks.h: Likewise. * gthr.h: Likewise. * haifa-sched.c: Likewise. * hard-reg-set.h: Likewise. * hooks.c: Likewise. * hooks.h: Likewise. * hosthooks.h: Likewise. * hwint.h: Likewise. * ifcvt.c: Likewise. * incpath.c: Likewise. * init-regs.c: Likewise. * integrate.c: Likewise. * ipa-cp.c: Likewise. * ipa-inline.c: Likewise. * ipa-prop.c: Likewise. * ipa-pure-const.c: Likewise. * ipa-reference.c: Likewise. * ipa-struct-reorg.c: Likewise. * ipa-struct-reorg.h: Likewise. * ipa-type-escape.c: Likewise. * ipa-type-escape.h: Likewise. * ipa-utils.c: Likewise. * ipa-utils.h: Likewise. * ipa.c: Likewise. * ira-build.c: Likewise. * ira-color.c: Likewise. * ira-conflicts.c: Likewise. * ira-costs.c: Likewise. * ira-emit.c: Likewise. * ira-int.h: Likewise. * ira-lives.c: Likewise. * ira.c: Likewise. * jump.c: Likewise. * lambda-code.c: Likewise. * lambda-mat.c: Likewise. * lambda-trans.c: Likewise. * lambda.h: Likewise. * langhooks.c: Likewise. * lcm.c: Likewise. * libgcov.c: Likewise. * lists.c: Likewise. * loop-doloop.c: Likewise. * loop-init.c: Likewise. * loop-invariant.c: Likewise. * loop-iv.c: Likewise. * loop-unroll.c: Likewise. * lower-subreg.c: Likewise. * lto-cgraph.c: Likewise. * lto-compress.c: Likewise. * lto-opts.c: Likewise. * lto-section-in.c: Likewise. * lto-section-out.c: Likewise. * lto-streamer-in.c: Likewise. * lto-streamer-out.c: Likewise. * lto-streamer.c: Likewise. * lto-streamer.h: Likewise. * lto-symtab.c: Likewise. * lto-wpa-fixup.c: Likewise. * matrix-reorg.c: Likewise. * mcf.c: Likewise. * mode-switching.c: Likewise. * modulo-sched.c: Likewise. * omega.c: Likewise. * omega.h: Likewise. * omp-low.c: Likewise. * optabs.c: Likewise. * optabs.h: Likewise. * opts-common.c: Likewise. * opts.c: Likewise. * params.def: Likewise. * params.h: Likewise. * passes.c: Likewise. * plugin.c: Likewise. * postreload-gcse.c: Likewise. * postreload.c: Likewise. * predict.c: Likewise. * predict.def: Likewise. * pretty-print.c: Likewise. * pretty-print.h: Likewise. * print-rtl.c: Likewise. * print-tree.c: Likewise. * profile.c: Likewise. * read-rtl.c: Likewise. * real.c: Likewise. * recog.c: Likewise. * reg-stack.c: Likewise. * regcprop.c: Likewise. * reginfo.c: Likewise. * regmove.c: Likewise. * regrename.c: Likewise. * regs.h: Likewise. * regstat.c: Likewise. * reload.c: Likewise. * reload1.c: Likewise. * resource.c: Likewise. * rtl.c: Likewise. * rtl.def: Likewise. * rtl.h: Likewise. * rtlanal.c: Likewise. * sbitmap.c: Likewise. * sched-deps.c: Likewise. * sched-ebb.c: Likewise. * sched-int.h: Likewise. * sched-rgn.c: Likewise. * sched-vis.c: Likewise. * sdbout.c: Likewise. * sel-sched-dump.c: Likewise. * sel-sched-dump.h: Likewise. * sel-sched-ir.c: Likewise. * sel-sched-ir.h: Likewise. * sel-sched.c: Likewise. * sel-sched.h: Likewise. * sese.c: Likewise. * sese.h: Likewise. * simplify-rtx.c: Likewise. * stack-ptr-mod.c: Likewise. * stmt.c: Likewise. * stor-layout.c: Likewise. * store-motion.c: Likewise. * stringpool.c: Likewise. * stub-objc.c: Likewise. * sync-builtins.def: Likewise. * target-def.h: Likewise. * target.h: Likewise. * targhooks.c: Likewise. * targhooks.h: Likewise. * timevar.c: Likewise. * tlink.c: Likewise. * toplev.c: Likewise. * toplev.h: Likewise. * tracer.c: Likewise. * tree-affine.c: Likewise. * tree-affine.h: Likewise. * tree-browser.def: Likewise. * tree-call-cdce.c: Likewise. * tree-cfg.c: Likewise. * tree-cfgcleanup.c: Likewise. * tree-chrec.c: Likewise. * tree-chrec.h: Likewise. * tree-complex.c: Likewise. * tree-data-ref.c: Likewise. * tree-data-ref.h: Likewise. * tree-dfa.c: Likewise. * tree-dump.c: Likewise. * tree-dump.h: Likewise. * tree-eh.c: Likewise. * tree-flow-inline.h: Likewise. * tree-flow.h: Likewise. * tree-if-conv.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-nested.c: Likewise. * tree-nomudflap.c: Likewise. * tree-nrv.c: Likewise. * tree-object-size.c: Likewise. * tree-optimize.c: Likewise. * tree-outof-ssa.c: Likewise. * tree-parloops.c: Likewise. * tree-pass.h: Likewise. * tree-phinodes.c: Likewise. * tree-predcom.c: Likewise. * tree-pretty-print.c: Likewise. * tree-profile.c: Likewise. * tree-scalar-evolution.c: Likewise. * tree-ssa-address.c: Likewise. * tree-ssa-alias.c: Likewise. * tree-ssa-ccp.c: Likewise. * tree-ssa-coalesce.c: Likewise. * tree-ssa-copy.c: Likewise. * tree-ssa-copyrename.c: Likewise. * tree-ssa-dce.c: Likewise. * tree-ssa-dom.c: Likewise. * tree-ssa-dse.c: Likewise. * tree-ssa-forwprop.c: Likewise. * tree-ssa-ifcombine.c: Likewise. * tree-ssa-live.c: Likewise. * tree-ssa-live.h: Likewise. * tree-ssa-loop-ch.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-loop-unswitch.c: Likewise. * tree-ssa-loop.c: Likewise. * tree-ssa-math-opts.c: Likewise. * tree-ssa-operands.c: Likewise. * tree-ssa-operands.h: Likewise. * tree-ssa-phiopt.c: Likewise. * tree-ssa-phiprop.c: Likewise. * tree-ssa-pre.c: Likewise. * tree-ssa-propagate.c: Likewise. * tree-ssa-reassoc.c: Likewise. * tree-ssa-sccvn.c: Likewise. * tree-ssa-sink.c: Likewise. * tree-ssa-structalias.c: Likewise. * tree-ssa-ter.c: Likewise. * tree-ssa-threadedge.c: Likewise. * tree-ssa-threadupdate.c: Likewise. * tree-ssa-uncprop.c: Likewise. * tree-ssa.c: Likewise. * tree-ssanames.c: Likewise. * tree-switch-conversion.c: Likewise. * tree-tailcall.c: Likewise. * tree-vect-data-refs.c: Likewise. * tree-vect-generic.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-vectorizer.c: Likewise. * tree-vectorizer.h: Likewise. * tree-vrp.c: Likewise. * tree.c: Likewise. * tree.def: Likewise. * tree.h: Likewise. * treestruct.def: Likewise. * unwind-compat.c: Likewise. * unwind-dw2-fde-glibc.c: Likewise. * unwind-dw2.c: Likewise. * value-prof.c: Likewise. * value-prof.h: Likewise. * var-tracking.c: Likewise. * varasm.c: Likewise. * varpool.c: Likewise. * vec.c: Likewise. * vec.h: Likewise. * vmsdbgout.c: Likewise. * web.c: Likewise. * xcoffout.c: Likewise. From-SVN: r154645
2009-11-22opts.c (decode_options): Don't enable flag_schedule_insns when optimizing ↵Richard Earnshaw1-1/+2
for size. * opts.c (decode_options): Don't enable flag_schedule_insns when optimizing for size. * doc/invoke.texi: Document change. From-SVN: r154424
2009-11-04c-opts.c (c_common_post_options): Move LTO option processing code ...Richard Guenther1-0/+22
2009-11-04 Richard Guenther <rguenther@suse.de> * c-opts.c (c_common_post_options): Move LTO option processing code ... * opts.c (decode_options): ... here. fortran/ * options.c (gfc_post_options): Rely on common code processing LTO options. Only enable -fwhole-file here. From-SVN: r153889
2009-10-28common.opt (fuse-linker-plugin): New option.Rafael Avila de Espindola1-0/+4
2009-10-28 Rafael Avila de Espindola <espindola@google.com> * common.opt (fuse-linker-plugin): New option. * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to fuse-linker-plugin. * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin. From-SVN: r153683
2009-10-22invoke.texi (fira-loop-pressure): Update default value.Vladimir Makarov1-1/+0
2009-10-21 Vladimir Makarov <vmakarov@redhat.com> * doc/invoke.texi (fira-loop-pressure): Update default value. * opts.c (decode_options): Remove default value setting for flag_ira_loop_pressure. * config/ia64/ia64.c (ia64_override_options): Set flag_ira_loop_pressure up for -O3. * config/rs6000/rs6000.c (rs6000_override_options): Ditto. From-SVN: r153445
2009-10-14params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.Vladimir Makarov1-0/+1
2009-09-26 Vladimir Makarov <vmakarov@redhat.com> * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New. * params.h (IRA_LOOP_RESERVED_REGS): New * tree-pass.h (pass_subregs_of_mode_init, pass_subregs_of_mode_finish): Remove. * passes.c (pass_subregs_of_mode_init, pass_subregs_of_mode_finish): Remove. (pass_reginfo_init): Move before loop optimizations. * config/i386/i386.h (STACK_REG_COVER_CLASS): Define. * common.opt (fira-loop-pressure): New. * toplev.h (flag_ira_loop_pressure): New. * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals. * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode): Make external and void type functions. (gate_subregs_of_mode_init, pass_subregs_of_mode_init, pass_subregs_of_mode_finish): Remove. * ira-costs.c (init_costs): Call init_subregs_of_mode. * regmove.c: Include ira.h. (regmove_optimize): Call ira_set_pseudo_classes after IRA based register pressure calculation in loops. * loop-invariant.c: Include REGS_H and ira.h. (struct loop_data): New members max_reg_pressure, regs_ref, and regs_live. (struct invariant): New member orig_regno. (curr_loop): New variable. (find_exits): Initialize regs_ref and regs_live. (create_new_invariant): Initialize orig_regno. (get_cover_class_and_nregs): New. (get_inv_cost): Make aregs_needed an array. Use regs_needed as an array. Add code for flag_ira_loop_pressure. (gain_for_invariant): Make new_regs an array. Add code for flag_ira_loop_pressure. (best_gain_for_invariant): Ditto. (set_move_mark): New parameter gain. Use it for debugging output. (find_invariants_to_move): Make regs_needed and new_regs an array. Add code for flag_ira_loop_pressure. (move_invariant_reg): Set up orig_regno. (move_invariants): Set up reg classes for pseudos for flag_ira_loop_pressure. (free_loop_data): Clear regs_ref and regs_live. (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set, get_regno_cover_class, change_pressure, mark_regno_live, mark_regno_death, mark_reg_store, mark_reg_clobber, mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New. (move_loop_invariants): Calculate pressure. Initialize curr_loop. * ira.c (ira): Call ira_set_pseudo_classes after IRA based register pressure calculation in loops if new regs were added. Call finish_subregs_of_mode. * opts.c (decode_options): Set up flag_ira_loop_pressure. * Makefile.in (loop-invariant.o): Add ira.h. (regmove.o): Ditto. * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs): Describe. * doc/tm.texi (STACK_REG_COVER_CLASS): Describe. From-SVN: r152770
2009-10-13re PR lto/41565 (-m32 causes an ICE when the object files were compiled with ↵Richard Guenther1-26/+37
64bit) 2009-10-13 Richard Guenther <rguenther@suse.de> PR lto/41565 * opts.c (handle_option): Split out code to handle setting the options flag var ... (set_option): ... here. * opts.h (set_option): Declare. * lto-opts.c (register_user_option_p): Include -fexceptions and all position independent code variants. (handle_common_option): Remove. (lto_reissue_options): Use set_option. From-SVN: r152705
2009-10-06re PR bootstrap/41395 (Revision 151800 failed bootstrap)Martin Jambor1-0/+1
2009-10-06 Martin Jambor <mjambor@suse.cz> PR bootstrap/41395 * opts.c (decode_options): Run IPA-SRA at -O2. From-SVN: r152492
2009-10-03Merge lto branch into trunk.Diego Novillo1-6/+33
From-SVN: r152434
2009-09-20re PR bootstrap/41395 (Revision 151800 failed bootstrap)H.J. Lu1-1/+0
2009-09-20 H.J. Lu <hongjiu.lu@intel.com> PR middle-end/41395 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2. From-SVN: r151905
2009-09-17common.opt (fipa-sra): New switch.Martin Jambor1-0/+1
2009-09-17 Martin Jambor <mjambor@suse.cz> * common.opt (fipa-sra): New switch. * opts.c (decode_options): Turn flag_ipa_sra on for opt2. * timevar.def (TV_IPA_SRA): New timevar. * params.def (ipa-sra-ptr-growth-factor): New parameter. * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor. * tree-sra.c: Include cgraph.c. (enum sra_mode): Added SRA_MODE_EARLY_IPA. (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr and grp_not_necessarilly_dereferenced. (func_param_count): New variable. (encountered_apply_args): New variable. (bb_dereferences): New variable. (final_bbs): New variable. (no_accesses_representant): New variable. (no_accesses_p): New function. (dump_access): Dump the new fields. (sra_initialize): Set encountered_apply_args to false. (get_ssa_base_param): New function. (mark_parm_dereference): New function. (create_access): Caring for INIDRECT_REFs and different handling of varialble length accesses in early IPA SRA. Store the stmt - a new parameter - to the new access. (build_access_from_expr_1): New parameter stmt, passed to create_access. Handle INDIRECT_REFs. (build_access_from_expr): Pass the current statement to build_access_from_expr_1. (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural passes. (build_accesses_from_assign): Pass the current statement to build_access_from_expr_1. Do not create assign links in IPA-SRA. (scan_function): Call handle_ssa_defs on phi nodes. Set bits in final_bbs when necessary. Check for calls to __builtin_apply_args. Fixup EH info if anythng was changed. (is_unused_scalar_param): New function. (ptr_parm_has_direct_uses): New function. (find_param_candidates): New function. (mark_maybe_modified): New function. (analyze_modified_params): New function. (propagate_dereference_distances): New function. (dump_dereferences_table): New function. (analyze_caller_dereference_legality): New function. (unmodified_by_ref_scalar_representative): New function. (splice_param_accesses): New function. (decide_one_param_reduction): New function. (enum ipa_splicing_result): New type. (splice_all_param_accesses): New function. (get_param_index): New function. (turn_representatives_into_adjustments): New function. (analyze_all_param_acesses): New function. (get_replaced_param_substitute): New function. (get_adjustment_for_base): New function. (replace_removed_params_ssa_names): New function. (sra_ipa_reset_debug_stmts): New function. (sra_ipa_modify_expr): New function. (sra_ipa_modify_assign): New function. (convert_callers): New function. (modify_function): New function. (ipa_sra_preliminary_function_checks): New function. (ipa_early_sra): New function. (ipa_early_sra_gate): New function. (pass_early_ipa_sra): New variable. * Makefile.in (tree-sra.o): Add cgraph.h to dependencies. Testsuite: * gcc.dg/struct/wo_prof_escape_arg_to_local.c: Do not run IPA-SRA. * gcc.dg/ipa/ipa-sra-1.c: New test. * gcc.dg/ipa/ipa-sra-2.c: New test. * gcc.dg/ipa/ipa-sra-3.c: New test. * gcc.dg/ipa/ipa-sra-4.c: New test. * gcc.dg/ipa/ipa-sra-5.c: New test. * gcc.c-torture/execute/ipa-sra-1.c: New test. * gcc.c-torture/execute/ipa-sra-2.c: New test. From-SVN: r151800
2009-09-12dbgcnt.c (dbg_cnt_process_single_pair): constify.Jason Merrill1-1/+1
gcc/ * dbgcnt.c (dbg_cnt_process_single_pair): constify. * opts.c (common_handle_option): constify. gcc/cp/ * repo.c (extract_string, get_base_filename, init_repo): constify. libcpp/ * directives.c (cpp_define): constify. From-SVN: r151661
2009-09-02invoke.texi (-fvar-tracking-assignments): New.Alexandre Oliva1-1/+1
gcc/ChangeLog: * doc/invoke.texi (-fvar-tracking-assignments): New. (-fvar-tracking-assignments-toggle): New. (-fdump-final-insns=file): Mark filename as optional. (--param min-nondebug-insn-uid): New. (-gdwarf-@{version}): Mention version 4. * opts.c (common_handle_option): Accept it. * tree-vrp.c (find_assert_locations_1): Skip debug stmts. * regrename.c (regrename_optimize): Drop last. Don't count debug insns as uses. Don't reject change because of debug insn. (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno from the chain starter, and check for inexact matches in DEBUG_INSNS. (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs. (build_def_use): Simplify and fix the marking of DEBUG_INSNs. * sched-ebb.c (schedule_ebbs): Skip boundary debug insns. * fwprop.c (forward_propagate_and_simplify): ...into debug insns. * doc/gimple.texi (is_gimple_debug): New. (gimple_debug_bind_p): New. (is_gimple_call, gimple_assign_cast_p): End sentence with period. * doc/install.texi (bootstrap-debug): More details. (bootstrap-debug-big, bootstrap-debug-lean): Document. (bootstrap-debug-lib): More details. (bootstrap-debug-ckovw): Update. (bootstrap-time): New. * tree-into-ssa.c (mark_def_sites): Skip debug stmts. (insert_phi_nodes_for): Insert debug stmts. (rewrite_stmt): Take iterator. Insert debug stmts. (rewrite_enter_block): Adjust. (maybe_replace_use_in_debug_stmt): New. (rewrite_update_stmt): Use it. (mark_use_interesting): Return early for debug stmts. * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug stmts before replacing stmt. (move_computations_stmt): Likewise. * ira-conflicts.c (add_copies): Skip debug insns. * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns. (regstat_bb_compute_ri): Skip debug insns. * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts. * tree-ssa-loop-manip.c (find_uses_to_rename_stmt, check_loop_closed_ssa_stmt): Skip debug stmts. * tree-tailcall.c (find_tail_calls): Likewise. * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise. * tree.h (MAY_HAVE_DEBUG_STMTS): New. (build_var_debug_value_stat): Declare. (build_var_debug_value): Define. (target_for_debug_bind): Declare. * reload.c (find_equiv_reg): Skip debug insns. * rtlanal.c (reg_used_between_p): Skip debug insns. (side_effects_p): Likewise. (canonicalize_condition): Likewise. * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug insns never depend on debug insns. (create_ddg_dep_no_link): Likewise. (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns. Don't add inter-loop dependencies for debug insns. (build_intra_loop_deps): Likewise. (create_ddg): Count debug insns. * ddg.h (struct ddg::num_debug): New. (num_backargs): Pair up with previous int field. * diagnostic.c (diagnostic_report_diagnostic): Skip notes on -fcompare-debug-second. * final.c (get_attr_length_1): Skip debug insns. (rest_of_clean-state): Don't dump CFA_RESTORE_STATE. * gcc.c (invoke_as): Call compare-debug-dump-opt. (driver_self_specs): Map -fdump-final-insns to -fdump-final-insns=.. (get_local_tick): New. (compare_debug_dump_opt_spec_function): Test for . argument and compute output name. Compute temp output spec without flag name. Compute -frandom-seed. (OPT): Undef after use. * cfgloopanal.c (num_loop_insns): Skip debug insns. (average_num_loop_insns): Likewise. * params.h (MIN_NONDEBUG_INSN_UID): New. * gimple.def (GIMPLE_DEBUG): New. * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts. * auto-inc-dec.c (merge_in_block): Skip debug insns. (merge_in_block): Fix whitespace. * toplev.c (flag_var_tracking): Update comment. (flag_var_tracking_assignments): New. (flag_var_tracking_assignments_toggle): New. (process_options): Don't open final insns dump file if we're not going to write to it. Compute defaults for var_tracking. * df-scan.c (df_insn_rescan_debug_internal): New. (df_uses_record): Handle debug insns. * haifa-sched.c (ready): Initialize n_debug. (contributes_to_priority): Skip debug insns. (dep_list_size): New. (priority): Use it. (rank_for_schedule): Likewise. Schedule debug insns as soon as they're ready. Disregard previous debug insns to make decisions. (queue_insn): Never queue debug insns. (ready_add, ready_remove_first, ready_remove): Count debug insns. (schedule_insn): Don't reject debug insns because of issue rate. (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns. (queue_to_ready): Skip and discount debug insns. (choose_ready): Let debug insns through. (schedule_block): Check boundary debug insns. Discount debug insns, schedule them early. Adjust whitespace. (set_priorities): Check for boundary debug insns. (add_jump_dependencies): Use dep_list_size. (prev_non_location_insn): New. (check_cfg): Use it. * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug stmts. (remove_unused_ivs): Reset debug stmts. * modulo-sched.c (const_iteration_count): Skip debug insns. (res_MII): Discount debug insns. (loop_single_full_bb_p): Skip debug insns. (sms_schedule): Likewise. (sms_schedule_by_order): Likewise. (ps_has_conflicts): Likewise. * caller-save.c (refmarker_fn): New. (save_call_clobbered_regs): Replace regs with saved mem in debug insns. (mark_referenced_regs): Take pointer, mark and arg. Adjust. Call refmarker_fn mark for hardregnos. (mark_reg_as_referenced): New. (replace_reg_with_saved_mem): New. * ipa-pure-const.c (check_stmt): Skip debug stmts. * cse.c (cse_insn): Canonicalize debug insns. Skip them when searching back. (cse_extended_basic_block): Skip debug insns. (count_reg_usage): Likewise. (is_dead_reg): New, split out of... (set_live_p): ... here. (insn_live_p): Use it for debug insns. * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts. (execute_optimize_stdarg): Likewise. * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise. * tree-ssa-propagate.c (substitute_and_fold): Don't regard changes in debug stmts as changes. * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New. (moveup_expr): Don't move across debug insns. Don't move debug insn if it would create a bookkeeping block. (moveup_expr_cached): Don't use cache for debug insns that are heads of blocks. (compute_av_set_inside_bb): Skip debug insns. (sel_rank_for_schedule): Schedule debug insns first. Remove dead code. (block_valid_for_bookkeeping_p); Support lax searches. (create_block_for_bookkeeping): Adjust block numbers when encountering debug-only blocks. (find_place_for_bookkeeping): Deal with debug-only blocks. (generate_bookkeeping_insn): Accept no place to insert. (remove_temp_moveop_nops): New argument full_tidying. (prepare_place_to_insert): Deal with debug insns. (advance_state_on_fence): Debug insns don't start cycles. (update_boundaries): Take fence as argument. Deal with debug insns. (schedule_expr_on_boundary): No full_tidying on debug insns. (fill_insns): Deal with debug insns. (track_scheduled_insns_and_blocks): Don't count debug insns. (need_nop_to_preserve_insn_bb): New, split out of... (remove_insn_from_stream): ... this. (fur_orig_expr_not_found): Skip debug insns. * rtl.def (VALUE): Move up. (DEBUG_INSN): New. * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts. (nearest_common_dominator_of_uses): Take debug_stmts argument. Set it if debug stmts are found. (statement_sink_location): Skip debug stmts. Propagate moving defs into debug stmts. * ifcvt.c (first_active_insn): Skip debug insns. (last_active_insns): Likewise. (cond_exec_process_insns): Likewise. (noce_process_if_block): Likewise. (check_cond_move_block): Likewise. (cond_move_convert_if_block): Likewise. (block_jumps_and_fallthru_p): Likewise. (dead_or_predicable): Likewise. * dwarf2out.c (debug_str_hash_forced): New. (find_AT_string): Add comment. (gen_label_for_indirect_string): New. (get_debug_string_label): New. (AT_string_form): Use it. (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV, MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and several operations that cannot be represented with DWARF opcodes. (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value. (dwarf2out_var_location): Take during-call mark into account. (output_indirect_string): Update comment. Output if there are label and references. (prune_indirect_string): New. (prune_unused_types): Call it if debug_str_hash_forced. More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>: (dw_long_long_const): Remove. (struct dw_val_struct): Change val_long_long type to rtx. (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair. (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each component instead of HOST_BITS_PER_LONG. (output_loc_operands): Likewise. For const8* assert HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64. (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64. (add_AT_long_long): Remove val_hi and val_lo arguments, add val_const_double. (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of HOST_BITS_PER_LONG for dw_val_class_long_long. (add_const_value_attribute): Adjust add_AT_long_long caller. Don't handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse. (dwarf_stack_op_name): Handle DW_OP_implicit_value and DW_OP_stack_value. (size_of_loc_descr, output_loc_operands, output_loc_operands_raw): Handle DW_OP_implicit_value. (extract_int): Move prototype earlier. (mem_loc_descriptor): For SUBREG punt if inner mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN, UMAX, SIGN_EXTRACT, ZERO_EXTRACT. (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE instead of Pmode size. (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE, CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode, attempt to handle other expressions. Don't handle TLS SYMBOL_REFs. (concat_loc_descriptor, concatn_loc_descriptor, loc_descriptor_from_tree_1): Adjust loc_descriptor callers. (add_location_or_const_value_attribute): Likewise. For single location loc_lists attempt to use add_const_value_attribute for constant decls. Add DW_AT_const_value even if NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING in its expression. * cfgbuild.c (inside_basic_block_p): Handle debug insns. (control_flow_insn_p): Likewise. * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt. (separate_decls_in_region_debug_bind): New. (separate_decls_in_region): Process debug bind stmts afterwards. * recog.c (verify_changes): Handle debug insns. (extract_insn): Likewise. (peephole2_optimize): Skip debug insns. * dse.c (scan_insn): Skip debug insns. * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument. Pass it on. (setup_id_for_insn): Handle debug insns. (maybe_tidy_empty_bb): Adjust whitespace. (tidy_control_flow): Skip debug insns. (sel_remove_insn): Adjust for debug insns. (sel_estimate_number_of_insns): Skip debug insns. (create_insn_rtx_from_pattern): Handle debug insns. (create_copy_of_insn_rtx): Likewise. * sel-sched-.h (sel_bb_end): Declare. (sel_bb_empty_or_nop_p): New. (get_all_loop_exits): Use it. (_eligible_successor_edge_p): Likewise. (return_nop_to_pool): Adjust. * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts. * ira-lives.c (process_bb_node_lives): Skip debug insns. * gimple-pretty-print.c (dump_gimple_debug): New. (dump_gimple_stmt): Use it. (dump_bb_header): Skip gimple debug stmts. * regmove.c (optimize_reg_copy_1): Discount debug insns. (fixup_match_2): Likewise. (regmove_backward_pass): Likewise. Simplify combined replacement. Handle debug insns. * function.c (instantiate_virtual_regs): Handle debug insns. * function.h (struct emit_status): Add x_cur_debug_insn_uid. * print-rtl.h: Include cselib.h. (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs. * df.h (df_inns_rescan_debug_internal): Declare. * gcse.c (alloc_hash_table): Estimate n_insns. (cprop_insn): Don't regard debug insns as changes. (bypass_conditional_jumps): Skip debug insns. (one_pre_gcse_pass): Adjust. (one_code_hoisting_pass): Likewise. (compute_ld_motion_mems): Skip debug insns. (one_cprop_pass): Adjust. * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts. (if_convertible_stmt_p): Handle debug stmts. * init-regs.c (initialize_uninitialized_regs): Skip debug insns. * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts. * ira-build.c (create_bb_allocnos): Skip debug insns. * tree-flow-inline.h (has_zero_uses): Discount debug stmts. (has_single_use): Likewise. (single_imm_use): Likewise. (num_imm_uses): Likewise. * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts. * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts. (create_outofssa_var_map): Likewise. * lower-subreg.c (adjust_decomposed_uses): New. (resolve_debug): New. (decompose_multiword_subregs): Use it. * tree-dfa.c (find_referenced_vars): Skip debug stmts. * emit-rtl.c: Include params.h. (cur_debug_insn_uid): Define. (set_new_first_and_last_insn): Set cur_debug_insn_uid too. (copy_rtx_if_shared_1): Handle debug insns. (reset_used_flags): Likewise. (set_used_flags): LIkewise. (get_max_insn_count): New. (next_nondebug_insn): New. (prev_nondebug_insn): New. (make_debug_insn_raw): New. (emit_insn_before_noloc): Handle debug insns. (emit_jump_insn_before_noloc): Likewise. (emit_call_insn_before_noloc): Likewise. (emit_debug_insn_before_noloc): New. (emit_insn_after_noloc): Handle debug insns. (emit_jump_insn_after_noloc): Likewise. (emit_call_insn_after_noloc): Likewise. (emit_debug_insn_after_noloc): Likewise. (emit_insn_after): Take loc from earlier non-debug insn. (emit_jump_insn_after): Likewise. (emit_call_insn_after): Likewise. (emit_debug_insn_after_setloc): New. (emit_debug_insn_after): New. (emit_insn_before): Take loc from later non-debug insn. (emit_jump_insn_before): Likewise. (emit_call_insn_before): Likewise. (emit_debug_insn_before_setloc): New. (emit_debug_insn_before): New. (emit_insn): Handle debug insns. (emit_debug_insn): New. (emit_jump_insn): Handle debug insns. (emit_call_insn): Likewise. (emit): Likewise. (init_emit): Take min-nondebug-insn-uid into account. Initialize cur_debug_insn_uid. (emit_copy_of_insn_after): Handle debug insns. * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite location of single rhs in place. (maybe_dump_rtl_for_gimple_stmt): Dump lineno. (floor_sdiv_adjust): New. (cell_sdiv_adjust): New. (cell_udiv_adjust): New. (round_sdiv_adjust): New. (round_udiv_adjust): New. (wrap_constant): Moved from cselib. (unwrap_constant): New. (expand_debug_expr): New. (expand_debug_locations): New. (expand_gimple_basic_block): Drop hiding redeclaration. Expand debug bind stmts. (gimple_expand_cfg): Expand debug locations. * cselib.c: Include tree-pass.h. (struct expand_value_data): New. (cselib_record_sets_hook): New. (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New. (cselib_clear_table): Move, and implemnet in terms of... (cselib_reset_table_with_next_value): ... this. (cselib_get_next_unknown_value): New. (discard_useless_locs): Don't discard preserved values. (cselib_preserve_value): New. (cselib_preserved_value_p): New. (cselib_preserve_definitely): New. (cselib_clear_preserve): New. (cselib_preserve_only_values): New. (new_cselib_val): Take rtx argument. Dump it in details. (cselib_lookup_mem): Adjust. (expand_loc): Take regs_active in struct. Adjust. Silence dumps unless details are requested. (cselib_expand_value_rtx_cb): New. (cselib_expand_value_rtx): Rename and reimplment in terms of... (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps without details. Copy more subregs. Try to resolve values using a callback. Wrap constants. (cselib_subst_to_values): Adjust. (cselib_log_lookup): New. (cselib_lookup): Call it. (cselib_invalidate_regno): Don't count preserved values as useless. (cselib_invalidate_mem): Likewise. (cselib_record_set): Likewise. (struct set): Renamed to cselib_set, moved to cselib.h. (cselib_record_sets): Adjust. Call hook. (cselib_process_insn): Reset table when it would be cleared. (dump_cselib_val): New. (dump_cselib_table): New. * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts. (remove_forwarder_block): Support moving debug stmts. * cselib.h (cselib_record_sets_hook): Declare. (cselib_expand_callback): New type. (cselib_expand_value_rtx_cb): Declare. (cselib_reset_table_with_next_value): Declare. (cselib_get_next_unknown_value): Declare. (cselib_preserve_value): Declare. (cselib_preserved_value_p): Declare. (cselib_preserve_only_values): Declare. (dump_cselib_table): Declare. * cfgcleanup.c (flow_find_cross_jump): Skip debug insns. (try_crossjump_to_edge): Likewise. (delete_unreachable_blocks): Remove dominant GIMPLE blocks after dominated blocks when debug stmts are present. * simplify-rtx.c (delegitimize_mem_from_attrs): New. * tree-ssa-live.c (remove_unused_locals): Skip debug stmts. (set_var_live_on_entry): Likewise. * loop-invariant.c (find_invariants_bb): Skip debug insns. * cfglayout.c (curr_location, last_location): Make static. (set_curr_insn_source_location): Don't avoid bouncing. (get_curr_insn_source_location): New. (get_curr_insn_block): New. (duplicate_insn_chain): Handle debug insns. * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate into debug stmts. * common.opt (fcompare-debug): Move to sort order. (fdump-unnumbered-links): Likewise. (fvar-tracking-assignments): New. (fvar-tracking-assignments-toggle): New. * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks because of debug stmts. (mark_stmt_if_obviously_necessary): Mark debug stmts. (eliminate_unnecessary_stmts): Walk dominated blocks before dominators. * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts. * ira.c (memref_used_between_p): Skip debug insns. (update_equiv_regs): Likewise. * sched-deps.c (sd_lists_size): Accept empty list. (sd_init_insn): Mark debug insns. (sd_finish_insn): Unmark them. (sd_add_dep): Reject non-debug deps on debug insns. (fixup_sched_groups): Give debug insns group treatment. Skip debug insns. (sched_analyze_reg): Don't mark debug insns for sched before call. (sched_analyze_2): Handle debug insns. (sched_analyze_insn): Compute next non-debug insn. Handle debug insns. (deps_analyze_insn): Handle debug insns. (deps_start_bb): Skip debug insns. (init_deps): Initialize last_debug_insn. * tree-ssa.c (target_for_debug_bind): New. (find_released_ssa_name): New. (propagate_var_def_into_debug_stmts): New. (propagate_defs_into_debug_stmts): New. (verify_ssa): Skip debug bind stmts without values. (warn_uninialized_vars): Skip debug stmts. * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default. * rtl.c (rtx_equal_p_cb): Handle VALUEs. (rtx_equal_p): Likewise. * ira-costs.c (scan_one_insn): Skip debug insns. (process_bb_node_for_hard_reg_moves): Likewise. * rtl.h (DEBUG_INSN_P): New. (NONDEBUG_INSN_P): New. (MAY_HAVE_DEBUG_INSNS): New. (INSN_P): Accept debug insns. (RTX_FRAME_RELATED_P): Likewise. (INSN_DELETED_P): Likewise (PAT_VAR_LOCATION_DECL): New. (PAT_VAR_LOCATION_LOC): New. (PAT_VAR_OCATION_STATUS): New. (NOTE_VAR_LOCATION_DECL): Reimplement. (NOTE_VAR_LOCATION_LOC): Likewise. (NOTE_VAR_LOCATION_STATUS): Likewise. (INSN_VAR_LOCATION): New. (INSN_VAR_LOCATION_DECL): New. (INSN_VAR_LOCATION_LOC): New. (INSN_VAR_LOCATION_STATUS): New. (gen_rtx_UNKNOWN_VAR_LOC): New. (VAR_LOC_UNKNOWN_P): New. (NOTE_DURING_CALL_P): New. (SCHED_GROUP_P): Accept debug insns. (emit_debug_insn_before): Declare. (emit_debug_insn_before_noloc): Declare. (emit_debug_insn_beore_setloc): Declare. (emit_debug_insn_after): Declare. (emit_debug_insn_after_noloc): Declare. (emit_debug_insn_after_setloc): Declare. (emit_debug_insn): Declare. (make_debug_insn_raw): Declare. (prev_nondebug_insn): Declare. (next_nondebug_insn): Declare. (delegitimize_mem_from_attrs): Declare. (get_max_insn_count): Declare. (wrap_constant): Declare. (unwrap_constant): Declare. (get_curr_insn_source_location): Declare. (get_curr_insn_block): Declare. * tree-inline.c (insert_debug_decl_map): New. (processing_debug_stmt): New. (remap_decl): Don't create new mappings in debug stmts. (remap_gimple_op_r): Don't add references in debug stmts. (copy_tree_body_r): Likewise. (remap_gimple_stmt): Handle debug bind stmts. (copy_bb): Skip debug stmts. (copy_edges_for_bb): Likewise. (copy_debug_stmt): New. (copy_debug_stmts): New. (copy_body): Copy debug stmts at the end. (insert_init_debug_bind): New. (insert_init_stmt): Take id. Skip and emit debug stmts. (setup_one_parameter): Remap variable earlier, register debug mapping. (estimate_num_insns): Skip debug stmts. (expand_call_inline): Preserve debug_map. (optimize_inline_calls): Check for no debug_stmts left-overs. (unsave_expr_now): Preserve debug_map. (copy_gimple_seq_and_replace_locals): Likewise. (tree_function_versioning): Check for no debug_stmts left-overs. Init and destroy debug_map as needed. Split edges unconditionally. (build_duplicate_type): Init and destroy debug_map as needed. * tree-inline.h: Include gimple.h instead of pointer-set.h. (struct copy_body_data): Add debug_stmts and debug_map. * sched-int.h (struct ready_list): Add n_debug. (struct deps): Add last_debug_insn. (DEBUG_INSN_SCHED_P): New. (BOUNDARY_DEBUG_INSN_P): New. (SCHEDULE_DEBUG_INSN_P): New. (sd_iterator_cond): Accept empty list. * combine.c (create_log_links): Skip debug insns. (combine_instructions): Likewise. (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the return value is always unshared. (struct rtx_subst_pair): New. (auto_adjust_pair): New. (propagate_for_debug_subst): New. (propagate_for_debug): New. (try_combine): Skip debug insns. Propagate removed defs into debug insns. (next_nonnote_nondebug_insn): New. (distribute_notes): Use it. Skip debug insns. (distribute_links): Skip debug insns. * tree-outof-ssa.c (set_location_for_edge): Likewise. * resource.c (mark_target_live_regs): Likewise. * var-tracking.c: Include cselib.h and target.h. (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and MO_VAL_SET. (micro_operation_type_name): New. (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN. (struct micro_operation_def): Update comments. (decl_or_value): New type. Use instead of decls. (struct emit_note_data_def): Add vars. (struct attrs_def): Use decl_or_value. (struct variable_tracking_info_def): Add permp, flooded. (struct location_chain_def): Update comment. (struct variable_part_def): Use decl_or_value. (struct variable_def): Make var_part a variable length array. (valvar_pool): New. (scratch_regs): New. (cselib_hook_called): New. (dv_is_decl_p): New. (dv_is_value_p): New. (dv_as_decl): New. (dv_as_value): New. (dv_as_opaque): New. (dv_onepart_p): New. (dv_pool): New. (IS_DECL_CODE): New. (check_value_is_not_decl): New. (dv_from_decl): New. (dv_from_value): New. (dv_htab_hash): New. (variable_htab_hash): Use it. (variable_htab_eq): Support values. (variable_htab_free): Free from the right pool. (attrs_list_member, attrs_list_insert): Use decl_or_value. (attrs_list_union): Adjust. (attrs_list_mpdv_union): New. (tie_break_pointers): New. (canon_value_cmp): New. (unshare_variable): Return possibly-modified slot. (vars_copy_1): Adjust. (var_reg_decl_set): Adjust. Split out of... (var_reg_set): ... this. (get_init_value): Adjust. (var_reg_delete_and_set): Adjust. (var_reg_delete): Adjust. (var_regno_delete): Adjust. (var_mem_decl_set): Split out of... (var_mem_set): ... this. (var_mem_delete_and_set): Adjust. (var_mem_delete): Adjust. (val_store): New. (val_reset): New. (val_resolve): New. (variable_union): Adjust. Speed up merge of 1-part vars. (variable_canonicalize): Use unshared slot. (VALUED_RECURSED_INTO): New. (find_loc_in_1pdv): New. (struct dfset_merge): New. (insert_into_intersection): New. (intersect_loc_chains): New. (loc_cmp): New. (canonicalize_loc_order_check): New. (canonicalize_values_mark): New. (canonicalize_values_star): New. (variable_merge_over_cur): New. (variable_merge_over_src): New. (dataflow_set_merge): New. (dataflow_set_equiv_regs): New. (remove_duplicate_values): New. (struct dfset_post_merge): New. (variable_post_merge_new_vals): New. (variable_post_merge_perm_vals): New. (dataflow_post_merge_adjust): New. (find_mem_expr_in_1pdv): New. (dataflow_set_preserve_mem_locs): New. (dataflow_set_remove_mem_locs): New. (dataflow_set_clear_at_call): New. (onepart_variable_different_p): New. (variable_different_p): Use it. (dataflow_set_different_1): Adjust. Make detailed dump more verbose. (track_expr_p): Add need_rtl parameter. Don't generate rtl if not needed. (track_loc_p): Pass it true. (struct count_use_info): New. (find_use_val): New. (replace_expr_with_values): New. (log_op_type): New. (use_type): New, partially split out of... (count_uses): ... this. Count new micro-ops. (count_uses_1): Adjust. (count_stores): Adjust. (count_with_sets): New. (VAL_NEEDS_RESOLUTION): New. (VAL_HOLDS_TRACK_EXPR): New. (VAL_EXPR_IS_COPIED): New. (VAL_EXPR_IS_CLOBBERED): New. (add_uses): Adjust. Generate new micro-ops. (add_uses_1): Adjust. (add_stores): Generate new micro-ops. (add_with_sets): New. (find_src_status): Adjust. (find_src_set_src): Adjust. (compute_bb_dataflow): Use dataflow_set_clear_at_call. Handle new micro-ops. Canonicalize value equivalances. (vt_find_locations): Compute total size of hash tables for dumping. Perform merge for var-tracking-assignments. Don't disregard single-block loops. (dump_attrs_list): Handle decl_or_value. (dump_variable): Take variable. Deal with decl_or_value. (dump_variable_slot): New. (dump_vars): Use it. (dump_dataflow_sets): Adjust. (set_slot_part): New, extended to support one-part variables after splitting out of... (set_variable_part): ... this. (clobber_slot_part): New, split out of... (clobber_variable_part): ... this. (delete_slot_part): New, split out of... (delete_variable_part): .... this. (check_wrap_constant): New. (vt_expand_loc_callback): New. (vt_expand_loc): New. (emit_note_insn_var_location): Adjust. Handle values. Handle EMIT_NOTE_AFTER_CALL_INSN. (emit_notes_for_differences_1): Adjust. Handle values. (emit_notes_for_differences_2): Likewise. (emit_notes_for_differences): Adjust. (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes. Adjust. Handle new micro-ops. (vt_add_function_parameters): Adjust. Create and bind values. (vt_initialize): Adjust. Initialize scratch_regs and valvar_pool, flooded and perm.. Initialize and use cselib. Log operations. Move some code to count_with_sets and add_with_sets. (delete_debug_insns): New. (vt_debug_insns_local): New. (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish cselib. (var_tracking_main): If var-tracking-assignments is enabled but var-tracking isn't, delete debug insns and leave. Likewise if we exceed limits or fail the stack adjustments tests, and after all var-tracking processing. More in var-tracking, from Jakub Jelinek <jakub@redhat.com>: (dataflow_set): Add traversed_vars. (value_chain, const_value_chain): New typedefs. (value_chain_pool, value_chains): New variables. (value_chain_htab_hash, value_chain_htab_eq, add_value_chain, add_value_chains, add_cselib_value_chains, remove_value_chain, remove_value_chains, remove_cselib_value_chains): New functions. (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1, shared_hash_find_slot_noinsert_1, shared_hash_find_1): New static inlines. (shared_hash_find_slot_unshare, shared_hash_find_slot, shared_hash_find_slot_noinsert, shared_hash_find): Update. (dst_can_be_shared): New variable. (unshare_variable): Unshare set->vars if shared, use shared_hash_*. Clear dst_can_be_shared. If set->traversed_vars is non-NULL and different from set->vars, look up slot again instead of using the passed in slot. (dataflow_set_init): Initialize traversed_vars. (variable_union): Use shared_hash_*. Use initially NO_INSERT lookup if set->vars is shared. Don't keep slot cleared before calling unshare_variable. Unshare set->vars if needed. Adjust unshare_variable callers. Clear dst_can_be_shared if needed. Even ->refcount == 1 vars must be unshared if set->vars is shared and var needs to be modified. (dataflow_set_union): Set traversed_vars during canonicalization. (VALUE_CHANGED, DECL_CHANGED): Define. (set_dv_changed, dv_changed_p): New static inlines. (track_expr_p): Clear DECL_CHANGED. (dump_dataflow_sets): Set it. (variable_was_changed): Call set_dv_changed. (emit_note_insn_var_location): Likewise. (changed_variables_stack): New variable. (check_changed_vars_1, check_changed_vars_2): New functions. (emit_notes_for_changes): Do nothing if changed_variables is empty. Traverse changed_variables with check_changed_vars_1, call check_changed_vars_2 on each changed_variables_stack entry. (emit_notes_in_bb): Add SET argument. Just clear it at the beginning, use it instead of local &set, don't destroy it at the end. (vt_emit_notes): Call dataflow_set_clear early on all VTI(bb)->out sets, never use them, instead use emit_notes_in_bb computed set, dataflow_set_clear also VTI(bb)->in when we are done with the basic block. Initialize changed_variables_stack, free it afterwards. If ENABLE_CHECKING verify that after noting differences to an empty set value_chains hash table is empty. (vt_initialize): Initialize value_chains and value_chain_pool. (vt_finalize): Delete value_chains htab, free value_chain_pool. (variable_tracking_main): Call dump_dataflow_sets before calling vt_emit_notes, not after it. * tree-flow.h (propagate_defs_into_debug_stmts): Declare. (propagate_var_def_into_debug_stmts): Declare. * df-problems.c (df_lr_bb_local_compute): Skip debug insns. (df_set_note): Reject debug insns. (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't add notes to debug insns. (df_note_bb_compute): Adjust. Likewise. (df_simulate_uses): Skip debug insns. (df_simulate_initialize_backwards): Likewise. * reg-stack.c (subst_stack_regs_in_debug_insn): New. (subst_stack_regs_pat): Reject debug insns. (convert_regs_1): Handle debug insns. * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H. (print-rtl.o): Depend on cselib.h. (cselib.o): Depend on TREE_PASS_H. (var-tracking.o): Depend on cselib.h and TARGET_H. * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns. (init_ready_list): Skip boundary debug insns. (add_branch_dependences): Skip debug insns. (free_block_dependencies): Check for blocks with only debug insns. (compute_priorities): Likewise. * gimple.c (gss_for_code): Handle GIMPLE_DEBUG. (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust all callers. (gimple_build_debug_bind_stat): New. (empty_body_p): Skip debug stmts. (gimple_has_side_effects): Likewise. (gimple_rhs_has_side_effects): Likewise. * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New. (gimple_build_debug_bind_stat): Declare. (gimple_build_debug_bind): Define. (is_gimple_debug): New. (gimple_debug_bind_p): New. (gimple_debug_bind_get_var): New. (gimple_debug_bind_get_value): New. (gimple_debug_bind_get_value_ptr): New. (gimple_debug_bind_set_var): New. (gimple_debug_bind_set_value): New. (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro. (gimple_debug_bind_reset_value): New. (gimple_debug_bind_has_value_p): New. (gsi_next_nondebug): New. (gsi_prev_nondebug): New. (gsi_start_nondebug_bb): New. (gsi_last_nondebug_bb): New. * sched-vis.c (print_pattern): Handle VAR_LOCATION. (print_insn): Handle DEBUG_INSN. * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc of first insn prevail. (first_stmt): Skip debug stmts. (first_non_label_stmt): Likewise. (last_stmt): Likewise. (has_zero_uses_1): New. (single_imm_use_1): New. (verify_gimple_debug): New. (verify_types_in_gimple_stmt): Handle debug stmts. (verify_stmt): Likewise. (debug_loop_num): Skip debug stmts. (remove_edge_and_dominated_blocks): Remove dominators last. * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts. (linearize_expr): Likewise. * config/i386/i386.c (ix86_delegitimize_address): Call default implementation. * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns. (group_barrier_needed): Skip debug insns. (emit_insn_group_barriers): Likewise. (emit_all_insn_group_barriers): Likewise. (ia64_variable_issue): Handle debug insns. (ia64_dfa_new_cycle): Likewise. (final_emit_insn_group_barriers): Skip debug insns. (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't def cfa without frame. (process_set): Likewise. (process_for_unwind_directive): Pass frame on. * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define. (rs6000_delegitimize_address): New. (rs6000_debug_adjust_cost): Handle debug insns. (is_microcoded_insn): Likewise. (is_cracked_insn): Likewise. (is_nonpipeline_insn): Likewise. (insn_must_be_first_in_group): Likewise. (insn_must_be_last_in_group): Likewise. (force_new_group): Likewise. * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block contains only debug insns. (rtl_merge_blocks): Skip debug insns. (purge_dead_edges): Likewise. (rtl_block_ends_with_call_p): Skip debug insns. * dce.c (deletable_insn_p): Handle VAR_LOCATION. (mark_reg_dependencies): Skip debug insns. * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New. * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts. * tree-ssa-threadedge.c (record_temporary_equivalences_from_stmts): Skip debug stmts. * regcprop.c (replace_oldest_value_addr): Skip debug insns. (replace_oldest_value_mem): Use ALL_REGS for debug insns. (copyprop_hardreg_forward_1): Handle debug insns. * reload1.c (reload): Skip debug insns. Replace unassigned pseudos in debug insns with their equivalences. (eliminate_regs_in_insn): Skip debug insns. (emit_input_reload_insns): Skip debug insns at first, adjust them later. * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts. (get_indirect_ref_operands): Pass opf_no_vops on. (get_expr_operands): Likewise. Skip debug stmts. (parse_ssa_operands): Scan debug insns with opf_no_vops. gcc/testsuite/ChangeLog: * gcc.dg/guality/guality.c: New. * gcc.dg/guality/guality.h: New. * gcc.dg/guality/guality.exp: New. * gcc.dg/guality/example.c: New. * lib/gcc-dg.exp (cleanup-dump): Remove .gk files. (cleanup-saved-temps): Likewise, .gkd files too. gcc/cp/ChangeLog: * cp-tree.h (TFF_NO_OMIT_DEFAULT_TEMPLATE_ARGUMENTS): New. * cp-lang.c (cxx_dwarf_name): Pass it. * error.c (count_non_default_template_args): Take flags as argument. Adjust all callers. Skip counting of default arguments if the new flag is given. ChangeLog: * Makefile.tpl (BUILD_CONFIG): Default to bootstrap-debug. * Makefile.in: Rebuilt. contrib/ChangeLog: * compare-debug: Look for .gkd files and compare them. config/ChangeLog: * bootstrap-debug.mk: Add comments. * bootstrap-debug-big.mk: New. * bootstrap-debug-lean.mk: New. * bootstrap-debug-ckovw.mk: Add comments. * bootstrap-debug-lib.mk: Drop CFLAGS for stages. Use -g0 for TFLAGS in stage1. Drop -fvar-tracking-assignments-toggle. From-SVN: r151312
2009-08-07dwarf2out.c (output_fde): When doing hot/cold partitioning...Jakub Jelinek1-5/+22
* dwarf2out.c (output_fde): When doing hot/cold partitioning, use fde->dw_fde_begin as begin label instead of hot/cold label. Use LLSDAC label instead of LLSDA for second section lsda. (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC label instead of LLSDA if it is true. (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust callers. * except.c (add_call_site, dw2_size_of_call_site_table): Add SECTION argument. Use it as index into crtl->eh.call_site_record array. (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument, use it to determine how to print table entries instead of using #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold label instead of normal begin label as base. (sjlj_assign_call_site_values): Adjust add_call_site caller. (convert_to_eh_region_ranges): When doing hot/cold partitioning, ensure no EH range spans between sections and that landing pads are always in the corresponding section. (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust for crtl->eh.call_site_record being an array rather than scalar. (output_one_function_exception_table): New function, copied from output_function_exception_table. Adjust dw2_size_of_call_site_table, dw2_output_call_site_table callers. For SECOND section use *C suffixed labels. (output_function_exception_table): Call output_one_function_exception_table and, when doing hot/cold partitioning, also another time for the second section. * opts.c: Include except.h. (decode_options): Allow -freorder-blocks-and-partition with exceptions, unless SJLJ or TARGET_UNWIND_INFO. * Makefile.in (opts.o): Depend on $(EXCEPT_H). * function.h (struct rtl_eh): Change call_site_record from scalar into array of 2 elements. * g++.dg/tree-prof/partition1.C: New test. From-SVN: r150553
2009-07-17re PR c/40401 (ICE: verify_gimple failed)Richard Guenther1-0/+3
2009-07-17 Richard Guenther <rguenther@suse.de> PR c/40401 * tree-pass.h (pass_diagnose_omp_blocks): Declare. (pass_warn_unused_result): Likewise. (TODO_set_props): Remove. * omp-low.c (diagnose_omp_structured_block_errors): Change to run as a pass. (pass_diagnose_omp_blocks): Define. * c-decl.c (pop_file_scope): Do not finalize the CU here. (c_gimple_diagnostics_recursively): Remove. (finish_function): Do not call it. (c_write_global_declarations): Continue after errors. Finalize the CU here. * c-gimplify.c (c_genericize): Do not gimplify here. * c-common.c (c_warn_unused_result): Move ... * tree-cfg.c (do_warn_unused_result): ... here. (run_warn_unused_result): New function. (gate_warn_unused_result): New function. (pass_warn_unused_result): New pass. * c-common.h (c_warn_unused_result): Remove. * flags.h (flag_warn_unused_result): Declare. * c-opts.c (c_common_init_options): Enable flag_warn_unused_result. * opts.c (flag_warn_unused_result): Initialize to false. * toplev.c (compile_file): Add comment. * omp-low.c (create_omp_child_function): Do not register the function with the frontend. (diagnose_omp_structured_block_errors): Prepare to be called as optimization pass. (gate_diagnose_omp_blocks): New function. (pass_diagnose_omp_blocks): New pass. * cgraph.h (cgraph_optimize): Remove. (cgraph_analyze_function): Likewise. * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks. * cgraphunit.c (cgraph_lower_function): Lower nested functions before their parents here. (cgraph_finalize_function): Not here. (cgraph_analyze_function): Gimplify functions here. (cgraph_finalize_compilation_unit): Continue after errors. Optimize the callgraph from here. (cgraph_optimize): Make static. * langhooks.c (write_global_declarations): Finalize the CU. * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors. (gimplify_function_tree): Assert we gimplify only once. Set PROP_gimple_any property. * tree-nested.c (gimplify_all_functions): New function. (lower_nested_functions): Gimplify all nested functions. * gimple.h (diagnose_omp_structured_block_errors): Remove. * passes.c (init_optimization_passes): Add pass_warn_unused_result and pass_diagnose_omp_blocks after gimplification. Do not set TODO_set_props on all_lowering_passes. (execute_one_pass): Do not handle TODO_set_props. * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency. (gimplify.o): Add tree-pass.h dependency. * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST. (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR. (unsave_r): Likewise. * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the temporary variable. cp/ * decl.c (finish_function): Do not emit unused result warnings from here. * cp-objcp-common.h (LANG_HOOKS_POST_GIMPLIFY_PASS): Use c_warn_unused_result_pass. * semantics.c (expand_or_defer_fn): Adjust assertion about IL status. * optimize.c (clone_body): Clone in GENERIC. (maybe_clone_body): Do not clear DECL_SAVED_TREE. * decl2.c (cp_write_global_declarations): Fix body test. Do not call cgraph_optimize. * Make-lang.in (optimize.o): Add tree-iterator.h dependency. * method.c (use_thunk): Register thunk with cgraph_finalize_function. * error.c (function_category): Guard access of DECL_LANG_SPECIFIC. java/ * java-gimplify.c (java_genericize): Do not gimplify here. But replace all local references. (java_gimplify_expr): Do not replace local references here. (java_gimplify_modify_expr): Likewise. * jcf-parse.c (java_parse_file): Do not finalize the CU or optimize the cgraph here. * decl.c (java_replace_reference): Make static. (java_replace_references): New function. (end_java_method): Clear base_decl_map. * java-tree.h (java_replace_references): Declare. (java_replace_reference): Remove. ada/ * utils.c (end_subprog_body): Revert to pre-tuples state. Remove unused parameter. (gnat_gimplify_function): Do not gimplify here. Fold into its only caller and remove. (gnat_builtin_function): Adjust for end_subprog_body signature change. (gnat_write_global_declarations): Also finalize the CU. * misc.c (gnat_parse_file): Do not finalize the CU here. * trans.c (gigi): Revert to pre-tuples state. (Subprogram_Body_to_gnu): Adjust for end_subprog_body signature change. * gigi.h (end_subprog_body): Remove unused parameter. fortran/ * f95-lang.c (gfc_be_parse_file): Do not finalize the CU here. * trans-decl.c (gfc_gimplify_function): Remove. (build_entry_thunks): Do not gimplify here. (create_main_function): Likewise. (gfc_generate_function_code): Likewise. * g++.dg/rtti/crash4.C: New testcase. * g++.dg/torture/20090706-1.C: Likewise. * gcc.dg/redecl-17.c: Likewise. * gfortran.dg/missing_optional_dummy_5.f90: Adjust pattern. * gcc.dg/declspec-9.c: Expect extra error. * gcc.dg/declspec-10.c: Likewise. * gcc.dg/declspec-11.c: Likewise. * gcc.dg/redecl-10.c: Expect extra warnings. * gcc.target/i386/pr39082-1.c: Adjust diagnostic location. * gcc.target/i386/pr39545-1.c: Likewise. * g++.dg/ext/asm3.C: Expect more errors. * g++.dg/gomp/block-1.C: Likewise. * g++.dg/gomp/block-2.C: Likewise. * g++.dg/gomp/block-3.C: Likewise. * g++.dg/gomp/block-5.C: Likewise. * g++.old-deja/g++.jason/report.C: Expect extra warnings. * g++.dg/warn/unused-result1.C: XFAIL. From-SVN: r149750
2009-06-18see removalSergei Dyshel1-0/+1
From-SVN: r148664
2009-06-11common.opt (gdwarf-): Accept a version number.Richard Henderson1-2/+6
* common.opt (gdwarf-): Accept a version number. * doc/invoke.texi (gdwarf-): Update docs. * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus. * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf version level, and record it. * dwarf2.h (DW_CIE_VERSION): Remove. * dwarf2out.c (DWARF_VERSION): Remove. (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3. (output_call_frame_info): Use CIE version 3 for dwarf3, or if the return register column is out of range for version 1. (dwarf_stack_op_name): Add all dwarf3 values. (DEBUG_PUBTYPES_SECTION): New. (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr encoding change for dwarf3. (output_die) [dw_val_class_die_ref]: Likewise. (output_compilation_unit_header): Emit correct version for dwarf3. (output_line_info): Likewise. (output_pubnames): Update for DWARF_VERSION removal. (output_aranges): Likewise. (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3. (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION. (dwarf2out_finish): Likewise. ada/ * gcc-interface/misc.c (gnat_handle_option): Rename OPT_gdwarf_ to OPT_gdwarfplus. From-SVN: r148408
2009-05-14re PR driver/40144 (ice in common_handle_option)Steven Bosscher1-0/+1
PR driver/40144 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op. From-SVN: r147543
2009-05-08re PR rtl-optimization/33928 (30% performance slowdown in floating-point ↵Paolo Bonzini1-1/+1
code caused by r118475) 2009-05-08 Paolo Bonzini <bonzini@gnu.org> PR rtl-optimization/33928 PR 26854 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween, process_uses, build_single_def_use_links): New. (update_df): Update use_def_ref. (forward_propagate_into): Use get_def_for_use instead of use-def chains. (fwprop_init): Call build_single_def_use_links and let it initialize dataflow. (fwprop_done): Free use_def_ref. (fwprop_addr): Eliminate duplicate call to df_set_flags. * df-problems.c (df_rd_simulate_artificial_defs_at_top, df_rd_simulate_one_insn): New. (df_rd_bb_local_compute_process_def): Update head comment. (df_chain_create_bb): Use the new RD simulation functions. * df.h (df_rd_simulate_artificial_defs_at_top, df_rd_simulate_one_insn): New. * opts.c (decode_options): Enable fwprop at -O1. * doc/invoke.texi (-fforward-propagate): Document this. From-SVN: r147282
2009-05-07invoke.texi (Debugging Options): Document change of debugging dump location.Mark Heffernan1-0/+21
2009-05-07 Mark Heffernan <meheff@google.com> * doc/invoke.texi (Debugging Options): Document change of debugging dump location. * opts.c (decode_options): Make dump_base_name relative to aux_base_name directory. From-SVN: r147249
2009-05-03flags.h (extra_warnings): Delete.Manuel López-Ibáñez1-28/+0
2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org> * flags.h (extra_warnings): Delete. * toplev.c (process_options): Handle Wuninitialized here. * opts.c (extra_warnings): Delete. (set_Wextra): Delete. (common_handle_option): -Wextra can be handled automatically. * c-opts.c (c_common_handle_option): Delete obsolete code. (c_common_post_options): Simplify comment. * common.opt (W): Add Var. (Wextra): Add Var. (Wuninitialized): Initialize to -1. From-SVN: r147080
2009-04-26re PR testsuite/39710 (gcc.misc-tests/help.exp doesn't work when configured ↵Ralf Wildenhues1-4/+0
with --enable-checking=assert) gcc/ PR testsuite/39710 * opts.c (undocumented_msg): Do not leave blank even with ENABLE_CHECKING. From-SVN: r146795
2009-04-24combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.Ian Lance Taylor1-4/+6
gcc/: * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice. (record_dead_and_set_regs): Likewise. * df.h (struct df_mw_hardreg): Change flags field to int. (struct df_base_ref): Likewise. (struct df): Change changeable_flags field to int. * df-scan.c (df_defs_record): Change clobber_flags to int. * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum constants rather than #define macros. (enum dwarf_attribute, enum dwarf_location_atom): Likewise. (enum dwarf_type, enum dwarf_endianity_encoding): Likewise. (enum dwarf_calling_convention): Likewise. (enum dwarf_line_number_x_ops): Likewise. (enum dwarf_call_frame_info): Likewise. (enum dwarf_source_language): Likewise. * dwarf2out.c (int_loc_descriptor): Add cast to enum type. (add_calling_convention_attribute): Likewise. * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type. (combine_comparisons): Change compcode to int. Add cast to enum type. * genrecog.c (maybe_both_true_2): Change c to int. (write_switch): Likewise. Add cast to enum type. * gimplify.c (gimplify_omp_for): Handle return values from gimplify_expr using MIN rather than bitwise or. (gimplify_expr): Add cast to enum type. * ipa-prop.c (update_jump_functions_after_inlining): Change IPA_BOTTOM to IPA_JF_UNKNOWN. * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int. Add casts to enum type. (setup_cover_and_important_classes): Change cl to int. Add casts to enum type. (setup_class_translate): Change cl and mode to int. (ira_init_once): Change mode to int. (free_register_move_costs): Likewise. (setup_prohibited_mode_move_regs): Add casts to enum type. * langhooks.c (add_builtin_function_common): Rework assertion that value fits bitfield. * mcf.c (add_fixup_edge): Change type parameter to edge_type. * omega.c (omega_do_elimination): Avoid math on enum types. * optabs.c (expand_vec_shift_expr): Remove casts to int. * opts.c (set_debug_level): Change 2 to enum constant. Use new int local to handle integral_argment value. * regmove.c (try_auto_increment): Change PUT_MODE to PUT_REG_NOTE_KIND. * reload.c (push_secondary_reload): Add casts to enum type. (secondary_reload_class, find_valid_class): Likewise. * reload1.c (emit_input_reload_insns): Likewise. * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise. * sel-sched.c (init_hard_regs_data): Change cur_mode to int. * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum constant. * tree.c (build_common_builtin_nodes): Add casts to enum type. * tree-complex.c (complex_lattice_t): Typedef to int rather than enum type. (expand_complex_libcall): Add casts to enum type. * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant. * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code with ERROR_MARK, not NUM_TREE_CODES. (vect_create_epilog_for_reduction): Likewise. (vectorizable_reduction): Don't initialize epiloc_reduc_code. When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES. * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to enum machine_mode. * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to vect_unused_in_loop. Change 0 to loop_vect. * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type. * var-tracking.c (get_init_value): Change return type to enum var_init_status. * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T. * config/arm/arm.c (fp_model_for_fpu): Change to array to enum arm_fp_model. (arm_override_options): Add casts to enum type. (arm_emit_tls_decoration): Likewise. * config/i386/i386.c (ix86_function_specific_restore): Add casts to enum type. * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise. * config/ia64/ia64.c (ia64_expand_compare): Change magic to int. * config/rs6000/rs6000.c (rs6000_override_options): Add casts to enum type. * config/s390/s390.c (code_for_builtin_64): Change to array of enum insn_code. (code_for_builtin_31): Likewise. (s390_expand_builtin): Change code_for_builtin to enum insn_code const *. * config/sparc/sparc.c (sparc_override_options): Change value field in struct code_model to enum cmodel. In initializer change 0 to NULL and add cast to enum type. * c-typeck.c (build_modify_expr): Add lhs_origtype parameter. Change all callers. Issue a -Wc++-compat warning using lhs_origtype if necessary. (convert_for_assignment): Issue -Wc++-compat warnings about invalid conversions to enum type on assignment. * c-common.h (build_modify_expr): Update declaration. gcc/cp/: * call.c (build_temp): Change 0 to enum constant. * cp-tree.h (cp_lvalue_kind): Typedef to int rather than enum type. * cp-gimplify.c (cp_gimplify_expr): Add cast to enum type. * decl2.c (constrain_visibility): Likewise. * parser.c (cp_lexer_get_preprocessor_token): Likewise. (cp_parser_flags): Typedef to int rather than enum type. (cp_parser_expression_stack_entry): Change prec field to enum cp_parser_prec. * typeck.c (build_modify_expr): Add lhs_origtype parameter. Change all callers. gcc/fortran/: * gfortran.h (enum gfc_symbol_type): New named enum type, broken out of struct gfc_symbol. (struct gfc_symbol): Use enum gfc_symbol_type. (enum gfc_array_ref_dimen_type): New named enum type, broken out of struct gfc_array_ref). (struct gfc_array_ref): Use enum gfc_array_ref_dimen_type. (mod_pointee_as): Update declaration. * decl.c (add_global_entry): Change type to enum gfc_symbol_type. (gfc_mod_pointee_as): Change return type to "match". * module.c (mio_array_ref): Add cast to enum type. (mio_symbol): Likewise. * resolve.c (resolve_global_procedure): Change type to enum gfc_symbol_type. * trans-io.c (gfc_build_st_parameter): Change type to unsigned int. gcc/java/: * jcf-parse.c (handle_constant): Add cast to enum type. gcc/objc/: * objc-act.c (get_super_receiver): Update calls to build_modify_expr to pass new argument. gcc/testsuite/: * gcc.dg/Wcxx-compat-4.c: New testcase. From-SVN: r146735
2009-04-20Fix enum conversions which are invalid in C++:Ian Lance Taylor1-1/+1
gcc/: Fix enum conversions which are invalid in C++: * auto-inc-dec.c (attempt_change): Change 0 to SET in function call. * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call. * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call. * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type. * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call. (dbxout_parms): Likewise. * df-core.c (df_set_flags): Change changeable_flags parameter to int. (df_clear_flags): Likewise. * df-problems.c (df_rd_bb_local_compute_process_def): Change top_flag parameter to int. (df_chain_create_bb_process_use): Likewise. (df_chain_add_problem): Change chain_flags parameter to unsigned int. Remove cast. * df-scan.c (df_ref_create): Change ref_flags parameter to int. (df_ref_create_structure, df_def_record_1): Likewise. (df_defs_record, df_uses_record, df_get_call_refs): Likewise. (df_notes_rescan): Change 0 to VOIDmode in function call. (df_get_call_refs, df_insn_refs_collect): Likewise. (df_bb_regs_collect): Likewise. (df_entry_block_defs_collect): Likewise. (df_exit_block_uses_collect): Likewise. * df.h: Update declarations. * double-int.c (double_int_divmod): Add cast to enum type. * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode. * dwarf2out.c (new_reg_loc_descr): Add casts to enum type. (based_loc_descr): Likewise. (loc_descriptor_from_tree_1): Change first_op and second_op to enum dwarf_location_atom. Add cast to enum type. * expmed.c (init_expmed): Change 0 to SET in function call. * expr.c (init_expr_target): Change 0 to VOIDmode in function call. (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call. (do_store_flag): Likewise. * fixed-value.h (struct fixed_value): Change mode to enum machine_mode. * function.c (assign_parms): Change 0 to VOIDmode in function call. * genautomata.c (insert_automaton_decl): Change 1 to INSERT in function call. (insert_insn_decl, insert_decl, insert_state): Likewise. (automata_list_finish): Likewise. * genrecog.c (process_define_predicate): Add cast to enum type. * gensupport.c (init_predicate_table): Add cast to enum type. * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in function call. (gimple_build_call_1, gimple_build_label): Likewise. (gimple_build_goto, gimple_build_asm_1): Likewise. (gimple_build_switch_1, gimple_build_cdt): Likewise. * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call. (enum fallback): Rename from enum fallback_t. (fallback_t): Typedef as int. * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to GSI_SAME_STMT in function call. * ira.c (setup_class_subset_and_memory_move_costs): Add casts to enum type. (setup_reg_class_relations): Likewise. (setup_reg_class_nregs): Change cl to int. Add casts to enum type. (setup_prohibited_class_mode_regs): Add cast to enum type. (setup_prohibited_mode_move_regs): Likewise. * ira-costs.c (record_reg_classes): Change rclass to enum reg_class. (record_address_regs): Change i to enum reg_class. * lists.c (alloc_EXPR_LIST): Add cast to enum type. * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class. (GET_MODE_WIDER_MODE): Cast value to enum machine_mode. (GET_MODE_2XWIDER_MODE): Likewise. (GET_CLASS_NARROWEST_MODE): Likewise. * omp-low.c (expand_omp_for): Add cast to enum type. * optabs.c (debug_optab_libfuncs): Add casts to enum type. * opts.c (enable_warning_as_error): Change kind to diagostic_t. * postreload.c (reload_cse_simplify_operands): Change rclass local to enum reg_class. * predict.c (combine_predictions_for_insn): Change best_predictor and predictor to enum br_predictor. (combine_predictions_for_bb): Likewise. (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to use SET_PREDICT_EXPR_OUTCOME. * real.c (real_arithmetic): Change icode to code in function call. * reginfo.c (init_move_cost): Add casts to enum type. (init_reg_sets_1, init_fake_stack_mems): Likewise. * regmove.c (regclass_compatible_p): Change class0 and class1 to enum reg_class. * reload.c (find_valid_class): Add casts to enum type. (push_reload): Change 0 to NO_REGS in function call. (find_reloads): Change this_alternative to array of enum reg_class. Remove some now-unnecessary casts. (make_memloc): Change 0 to VOIDmode in function call. * reload1.c (reload): Change 0 to VOIDmode in function call. (eliminate_regs_1, elimination_effects): Likewise. (eliminate_regs_in_insn): Likewise. (emit_input_reload_insns): Add cast to enum type. (delete_output_reload): Change 0 to VOIDmode in function call. * reorg.c (insn_sets_resource_p): Convert include_delayed_effects to enum type in function call. * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type. (SET_PREDICT_EXPR_OUTCOME): Define. * tree-dump.c (get_dump_file_info): Change phase parameter to int. (get_dump_file_name, dump_begin, dump_enabled_p): Likewise. (dump_initialized_p, dump_flag_name, dump_end): Likewise. (dump_function): Likewise. * tree-dump.h: Update declarations. * tree-pass.h: Update declarations. * varasm.c (assemble_integer): Change mclass to enum mode_class. * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to enum type. (arm_rtx_costs_1): Correct parenthesization. (arm_rtx_costs): Add casts to enum type. (adjacent_mem_locations): Reverse arguments to const_ok_for_op. (vfp_emit_fstmd): Use add_rg_note. (emit_multi_reg_push, emit_sfm): Likewise. (thumb_set_frame_pointer): Likewise. (arm_expand_prologue): Likewise. (arm_regno_class): Change return type to enum reg_class. (thumb1_expand_prologue): Use add_reg_note. * config/arm/arm-protos.h (arm_regno_class): Update declaration. * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL in function call. * config/arm/gentune.sh: Add cast to enum type. * config/arm/arm-tune.md: Rebuild. * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note. (ix86_split_fp_branch, predict_jump): Likewise. (ix86_expand_multi_arg_builtin): Change sub_code from enum insn_code to enum rtx_code. (ix86_builtin_vectorized_function): Add cast to enum type. * config/i386/i386.md (truncdfsf2): Change slot to enum ix86_stack_slot. (truncxf<mode>2, isinf<mode>2): Likewise. * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to enum type. * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note. (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise. (insert_bundle_state): Change 1 to INSERT in function call. (ia64_add_bundle_selector_before): Likewise. * config/ia64/ia64.md (cpu attr): Add cast to enum type. (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call. (restore_stack_nonlocal): Likewise. * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in function call. * config/mips/mips.c (mips_binary_cost): Change 0 to SET in function call. (mips_rtx_costs): Likewise. (mips_override_options): Add casts to enum type. * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in function call. * config/pa/pa.c (legitimize_pic_address): Use add_reg_note. (store_reg, set_reg_plus_d): Likewise. (hppa_expand_prologue, hppa_profile_hook): Likewise. * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add cast to enum type. (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in function call. (emit_unlikely_jump): Use add_reg_note. (rs6000_emit_allocate_stack): Likewise. (rs6000_frame_related, rs6000_emit_prologue): Likewise. (output_toc): Change 1 to INSERT in function call. (output_profile_hook): Change 0 to LCT_NORMAL in function call. (rs6000_initialize_trampoline): Likewise. (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in function call. * config/s390/s390.c (s390_rtx_costs): Add cast to enum type. (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call. (s390_expand_setmem, s390_expand_cmpmem): Likewise. (save_gprs): Use add_reg_note. (s390_emit_prologue): Likewise. (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call. * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note. (sparc_fold_builtin): Add cast to enum type. * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to enum insn_code. (spu_expand_prologue): Use add_reg_note. (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call. * c-parser.c (c_parser_attributes): Change VEC back to tree list. (c_parser_postfix_expression_after_primary): Get VEC for list of arguments. Get original types of arguments. Call build_function_call_vec. (cached_expr_list_1, cached_expr_list_2): New static variables. (c_parser_expr_list): Change return type to VEC *. Add p_orig_types parameter. Change all callers. (c_parser_release_expr): New static function. (c_parser_vec_to_tree_list): New static function. * c-typeck.c (build_function_call): Rewrite to build a VEC and call build_function_call_vec. (build_function_call_vec): New function, based on old build_function_call. (convert_arguments): Remove nargs and argarray parameters. Change values to a VEC. Add origtypes parameter. (build_modify_expr): Add rhs_origtype parameter. Change all callers. (convert_for_assignment): Add origtype parameter. Change all callers. If warn_cxx_compat, check for conversion to an enum type when calling a function. (store_init_value): Add origtype parameter. Change all callers. (digest_init): Likewise. (struct init_node): Add origtype field. (add_pending_init): Add origtype parameter. Change all callers. (output_init_element): Likewise. (output_pending_init_elements): Pass origtype from init_node to output_init_element. (process_init_elemnt): Pass origtype from c_expr to output_init_element. (c_finish_return): Add origtype parameter. Change all callers. * c-common.c (sync_resolve_size): Change params to VEC *. Change caller. (sync_resolve_params): Likewise. (sync_resolve_return): Change params to first_param. Change caller. (resolve_overloaded_builtins): Change params to VEC *. Change callers. Save first parameter around call to build_function_call_vec. * c-decl.c (finish_decl): Add origtype parameter. Change all callers. Call build_function_call_vec rather than build_function_call for cleanup. * c-tree.h: Update declarations. * c-common.h: Update declarations. * stub-objc.c (objc_rewrite_function_call): Change parameter from params to first_param. * target.h (struct gcc_target): Change resolve_overloaded_builtin params parameter from tree to void *. * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change arglist parameter to have type void *, and to be a pointer to a VEC. * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin): Update declaration. * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change fnargs parameter to have type void *, and to be a pointer to a VEC. Call build_function_call_vec instead of build_function_call. * config/spu/spu-protos.h (spu_expand_builtin): Update declaration. gcc/cp/: * typeck.c (build_function_call_vec): New function. (cp_build_function_call): Only pass first parameter to objc_rewrite_function_call. (build_modify_expr): Add rhs_origtype parameter. Change all callers. * decl.c (finish_decl): Add origtype parameter. Change all callers. * semantics.c (finish_call_expr): Pass VEC to resolve_overloaded_builtin. gcc/objc: * objc-act.c (objc_rewrite_function_call): Change parameter from params to first_param. Change all callers. gcc/testsuite: * gcc.dg/Wcxx-compat-3.c: New testcase. From-SVN: r146451