From-SVN: r45574

From-SVN: r45572

From-SVN: r45571

	* basic-block.h (expunge_block): Declare.
	* cfg.c (expunge_block): Remove static declaration.

From-SVN: r45569

        * integrate.c (copy_insn_list): Copy label name from
        NOTE_INSN_DELETED_LABEL.

From-SVN: r45568

	* c-common.c (c_tree_code_name): Const-ification.
	* c-decl.c (c_decode_option): Likewise.
	* c-typeck.c (warn_for_assignment): Likewise.
	* collect2.c (libexts, is_ctor_dtor, main, ignore_library):
	Likewise.
	* cppinit.c (output_deps): Likewise.
	* dependence.c (dependence_string, direction_string): Likewise.
	* dwarf2out.c (output_ranges): Likewise.
	* fixinc/fixfixes.c (emit_gnu_type): Likewise.
	* fixinc/gnu-regex.c (re_error_msgid): Likewise.
	* gcc.c (standard_exec_prefix, standard_exec_prefix_1,
	standard_startfile_prefix, standard_startfile_prefix_1,
	standard_startfile_prefix_2, tooldir_base_prefix,
	standard_bindir_prefix, find_a_file): Likewise.
	* genattrtab.c (make_length_attrs): Likewise.
	* gencheck.c (tree_codes): Likewise.
	* genemit.c (gen_split): Likewise.
	* genrecog.c (special_mode_pred_table): Likewise.
	* graph.c (graph_ext): Likewise.
	* protoize (default_include): Likewise.
	* reload.c (reload_when_needed_name): Likewise.
	* sched-vis.c (visualize_stall_cycles): Likewise.
	* tlink.c (recompile_files): Likewise.
	* toplev.c (decode_g_option): Likewise.
	* tradcpp.c (output_deps): Likewise.
	* varasm.c (decode_reg_name): Likewise.

	* arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
	Const-ification.
	* arm.md: Likewise.
	* avr.c (avr_regnames, encode_section_info): Likewise.
	* c4x.c (float_reg_names): Likewise.
	* darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
	* elfos.h (const_section): Likewise.
	* i386.c (ix86_comp_type_attributes): Likewise.
	* i386/win32.h (STRIP_NAME_ENCODING): Likewise.
	* ia64/aix.h (UNIQUE_SECTION): Likewise.
	* ia64.c (type_names): Likewise.
	* m68hc11.c (reg_class_names): Likewise.
	* m88k.c (m_options): Likewise.
	* mips.c (mips_output_conditional_branch, mips_unique_section):
	Likewise.
	* rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
	* sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
	ultra_code_names): Likewise.
	* sparc.h (OVERRIDE_OPTIONS): Likewise.

From-SVN: r45567

	* bld.c (ffebld_op_string_): Const-ification.
	* com.c (ffecom_gfrt_name_, ffecom_gfrt_argstring_): Likewise.
	* fini.c (xspaces): Likewise.
	* global.c (ffeglobal_type_string_): Likewise.
	* info.c (ffeinfo_basictype_string_, ffeinfo_kind_message_,
	ffeinfo_kind_string_, ffeinfo_kindtype_string_,
	ffeinfo_where_string_): Likewise.
	* lex.c (ffelex_type_string_): Likewise.
	* malloc.c (malloc_types_): Likewise.
	* stc.c (ffestc_subr_binsrch_, ffestc_R904, ffestc_R904,
	ffestc_R907): Likewise.
	* symbol.c (ffesymbol_state_name_, ffesymbol_attr_name_):
	Likewise.
	* version.c (ffe_version_string): Likewise.
	* version.h (ffe_version_string): Likewise.

From-SVN: r45566

	* decl2.c (lang_f_options): Const-ification.
	* lex.c (cplus_tree_code_name): Likewise.
	* spew.c (yyerror): Likewise.

From-SVN: r45565

	* gjavah.c (cxx_keywords): Const-ification.
	* keyword.gperf (java_keyword): Likewise.
	* lang.c (java_tree_code_name): Likewise.
	* lex.c (cxx_keywords): Likewise.
	* parse.y (java_parser_context_suspend, merge_string_cste): Likewise.

From-SVN: r45564

	* configure.in (gcc_cv_as_shf_merge): Fix a typo.
	Use --fatal-warnings option for gas.
	* configure: Rebuilt.

From-SVN: r45563

	* Makefile.in: Rebuilt.
	* Makefile.am (class-check): New target.

From-SVN: r45562

From-SVN: r45561

* include/bits/std_limits.h (numeric_limits<float>::radix,
  numeric_limits<float>::epsilon:  Fix thinko.

From-SVN: r45559

From-SVN: r45557

From-SVN: r45556

	* include/Makefile.am:  New file.  It defines include_HEADERS.
	* Makefile.am (SUBDIRS):  New macro, set to include.
	* configure.in (AC_OUTPUT):  Add include/Makefile.

From-SVN: r45555

	* alias.c (clear_reg_alias_info): Only handle pseudo registers.

From-SVN: r45553

From-SVN: r45552

From-SVN: r45551

	* builtins.c (c_strlen): Treat an offset too large for a
	HOST_WIDE_INT as out of range.

From-SVN: r45550

	* basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
	(EDGE_CRITICAL_P): New predicate.
	* cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
	handling.
	(insert_insn_on_edge): Use EDGE_CRITICAL_P.
	(dump_edge_info): Remove "crit".
	* cfganal.c (mark_critical_edges): Kill.
	* cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
	* cfgcleanup.c (cleanup_cfg): Likewise.
	* profile.c (instrument_edges): Use EDGE_CRITICAL_P.
	(find_spanning_tree): Likewise.
	* reg-stack.c (convert_regs_1): Likewise.
	* ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.

	* basic-block.h (create_basic_block_structure): New.
	(create_basic_block): Update prototype.
	(force_nonfallthru): New.
	* bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
	* cfg.c (create_basic_block_structure): Rename from create_basic_block;
	handle updating of block_for_insn, creating of empty BBs and BBs at
	the end of INSN chain.
	(create_basic_block): New function.
	(split_block): Use create_basic_block.
	(force_nonfallthru_and_redirect): Break out from ...; cleanup
	(redirect_edge_and_branch_force): ... here.
	(force_nonfallthru): New.
	(split_edge): Rewrite to use force_nonfallthru and create_block.
	* cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
	(find_basic_blocks): Free basic_block_for_insn.
	* cfgcleanup.c (merge_blocks): Use force_nonfallthru.

	* cfg.c: Fix formating.
	* cfgcleanup.c: Fix formating.
	(merge_blocks, tail_recursion_label_p): Return bool.
	(merge_blocks_move_predecessor_nojumps,
	 merge_blocks_move_successor_nojumps): Return void.

From-SVN: r45549

	* configure.in: Check whether assembler supports section merging.
	* config.in: Rebuilt.
	* configure: Rebuilt.
	* varasm.c (variable_section, output_constant_pool): Pass alignment
	to SELECT_SECTION and SELECT_RTX_SECTION.
	(mergeable_string_section): New.
	(mergeable_constant_section): New.
	(default_elf_asm_named_section): Output SECTION_MERGE and
	SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
	* output.h (mergeable_string_section): New.
	(mergeable_constant_section): New.
	(SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
	* toplev.c (flag_merge_constants): New.
	(f_options): Add -fmerge-constants and -fmerge-all-constants
	options.
	(toplev_main): Default to -fno-merge-constants if not optimizing.
	* flags.h (flag_merge_constants): Add extern.
	* invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
	* tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
	argument.
	* config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
	Define if assembler has working .subsection -1 support.
	(SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
	Put constant into special SHF_MERGE sections if the linker should
	attempt to merge duplicates.
	* config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
	macro argument.
	Put constant into special SHF_MERGE sections if the linker should
	attempt to merge duplicates.
	* config/alpha/elf.h: Likewise.
	(ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
	has working .subsection -1 support.
	* config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
	SELECT_SECTION.
	* config/svr3.h: Likewise.
	* config/darwin.h: Likewise.
	* config/arm/aof.h: Likewise.
	* config/arm/linux-elf.h: Likewise.
	* config/avr/avr.h: Likewise.
	* config/c4x/c4x.h: Likewise.
	* config/d30v/d30v.h: Likewise.
	* config/i386/dgux.h: Likewise.
	* config/i386/osfrose.h: Likewise.
	* config/i386/sco5.h: Likewise.
	* config/i386/svr3gas.h: Likewise.
	* config/ia64/aix.h: Likewise.
	* config/m32r/m32r.h: Likewise.
	* config/m68k/m68k.h: Likewise.
	* config/m88k/dgux.h: Likewise.
	* config/m88k/m88k.h: Likewise.
	* config/mcore/mcore-pe.h: Likewise.
	* config/mips/mips.h: Likewise.
	* config/pa/pa.h: Likewise.
	* config/pa/pa-linux.h: Likewise.
	* config/romp/romp.h: Likewise.
	* config/rs6000/sysv4.h: Likewise.
	* config/rs6000/xcoff.h: Likewise.
	* config/s390/linux.h: Likewise.
	* config/sparc/sparc.h: Likewise.
	* config/sparc/sysv4.h: Likewise.
	* config/stormy16/stormy16.h: Likewise.
	* config/v850/v850.h: Likewise.
	* config/vax/vms.h: Likewise.
	* config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
	and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
	* config/sparc/sparc.c (sparc_elf_asm_named_section): Use
	default_elf_asm_named_section for SHF_MERGE sections.

	* com.c (ffe_init_options): Default to -fmerge-all-constants
	if optimizing.

From-SVN: r45548

From-SVN: r45547

	* gcc.misc-tests/gcov.exp: Move almost everything to a new,
	language-independent file in lib.

	* lib/gcov.exp: New file.

From-SVN: r45546

Verify gcov output; most of this file was previously in gcc.misc-tests/
gcov.exp but was moved so it can be used for other languages.

From-SVN: r45545

	* gcc.misc-tests/gcov.exp: Move almost everything to a new,
	language-independent file in lib.
	* lib/gcov.exp: New file.

From-SVN: r45544

	* bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
	is OK.

From-SVN: r45542

	* c-common.c (split_specs_attrs): Allow for empty attributes with
	empty TREE_PURPOSE.  Fixes PR c/4294.

testsuite:
	* gcc.c-torture/compile/20010911-1.c: New test.

From-SVN: r45541

	* basic-block.h (cached_make_edge, make_single_succ): New.
	(make_edge): Remove first parameter.
	* bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
	* cfg.c (cached_make_edge): Rename from make_edge; return newly
	created edge; use obstack allocation.
	(make_edge, make_single_succ_edge): New.
	(first_removed_edge): New static variable.
	(init_flow): Initialize first_removed_edge and n_edges.
	(clear_edges): Use remove_edge.
	(flow_delete_block): Likewise.
	(remove_edge): Add removed edges to the removed edges list.
	(split_block, redirect_edge_and_branch_force, split_edge):
	Use make_edge.
	* cfganal.c (flow_call_edges_add): Updaet make_edge call.
	(add_noreturn_fake_exit_edges): Likewise.
	(connect_infinite_loops_to_exit): Liekwise.
	* cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
	Use cached_make_edge.
	* cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
	* profile.c (branch_prob): Update make_edge call.
	* ssa-dce.c (ssa_eliminate_dead_code): Likewise.

From-SVN: r45540

From-SVN: r45539

	* combine.c (simplify_shift_const): Treat shifts by the mode
	size as undefined.

From-SVN: r45538

From-SVN: r45537

From-SVN: r45535

	* cpphash.h (struct tokenrun): New.
	(struct cpp_context): New member bol.
	(struct cpp_reader): New members.
	(_cpp_init_tokenrun): New.
	* cppinit.c (cpp_create_reader): Set up the token runs.
	* cpplex.c (lex_directive, lex_token, next_tokenrun): New.
	(lex_token): New internalised version of _cpp_lex_token.  Don't
	handle directives or the multiple include opimisation here any
	more.  Simply lex a token.
	* cpplib.c (run_directive): Clear bol.
	(_cpp_pop_buffer): Set bol.
	* cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
	arguments.

From-SVN: r45534

From-SVN: r45533

	* java/util/Properties.java (load): Correctly read \u sequences.
	Report from Anthony Green.

From-SVN: r45532

	* dbxout.c (dbxout_parms): Fix typo in comment.
	* unroll.c (loop_find_equiv_value): Ditto.
	* toplev.c (rest_of_compilation): Ditto.
	* loop.c (scan_loop): Ditto.
	(scan_loop): Ditto.
	* dwarf2out.c (struct dw_fde_struct): Ditto.

From-SVN: r45531

2001-09-10  Benjamin Kosnik  <bkoz@redhat.com>

	* configure.in: Fix cross compiling math routines. Correct
	comments for cross compiling and limits. Add floating point math
	routines found in newlib.
	* configure: Regenerate.
	* acconfig.h: Add macros.
	* config.h.in: Regenerate.

From-SVN: r45530

	* cpplex.c (parse_identifier): Fast-path optimize.  Avoid
	copying identifier when we're just going to throw it away.
	(parse_identifier_slow): New routine to handle abnormal cases.
	(_cpp_lex_token): Update call site.

	* hashtable.c (ht_lookup): Don't assume that the string we've
	been given is NUL-terminated.
	* system.h: #define __builtin_expect(a, b) to (a) if not
	GCC >=3.0.

From-SVN: r45529

From-SVN: r45528