+2000-12-02 Bernd Schmidt <bernds@redhat.co.uk>
+
+ * reload1.c (free_for_value_p): New function, frontend to
+ reload_reg_free_for_value_p. All callers of the latter now call
+ this function with an additional mode argument.
+
+2000-12-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * install.texi (Configurations): Remove obsolete documentation for
+ hppa*-*-*.
+
+2000-12-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * install.texi (Installation): Remove obsolete description for
+ libstdc++ which is now an integral part of GCC.
+
+2000-12-01 Jim Blandy <jimb@redhat.com>
+
+ * dbxout.c (dbxout_parms): Correctly describe parameters passed by
+ invisible reference in registers, but then spilled to the stack.
+ Remove code to emit a second stab for such parameters; it attempts
+ to describe the value's location by introducing a synthetic C++
+ `reference' type, and then saying the stack slot has that
+ reference type. This loses type information (breaking GDB's
+ `ptype' command, among other things) just to describe a location
+ which stabs can represent correctly in other ways.
+
+2000-12-01 Alexandre Oliva <aoliva@redhat.com>
+
+ * final.c (output_addr_const) <PLUS>: Don't assume at least one
+ operand is a CONST_INT.
+
+ * config/sh/sh.c (reg_class_from_letter): Assign `k' to SIBCALL_REGS.
+ (machine_dependent_reorg): Split all insns.
+ * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Compute
+ reg_class_contents[SIBCALL_REGS].
+ (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Add SIBCALL_REGS.
+ * config/sh/sh.md (calli_pcrel, call_pcrel, call_valuei_pcrel,
+ call_value_pcrel, call, call_value, sibcall): Match even when
+ not optimizing.
+ (sibcalli_pcrel, sibcall_pcrel): Likewise. Use constraint `k'
+ for call address.
+ (sibcalli): Likewise.
+
+2000-12-01 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * c-common.c (warn_format, warn_format_y2k,
+ warn_format_extra_args, warn_format_nonliteral): Define.
+ (check_format_info): Check warn_format_nonliteral and
+ warn_format_extra_args.
+ (check_format_info_main): Check warn_format_y2k.
+ (set_Wformat): New function.
+ * c-common.h (warn_format_y2k, warn_format_extra_args,
+ warn_format_nonliteral, set_Wformat): Declare.
+ * c-decl.c (warn_format): Remove definition.
+ (c_decode_option): Handle -Wformat-nonliteral,
+ -Wno-format-extra-args and -Wno-format-y2k, and negated versions.
+ Use set_Wformat.
+ * invoke.texi: Document these new options and -Wformat=2.
+ * toplev.c (documented_lang_options): Add these new options.
+
+2000-12-01 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * builtins.def (BUILT_IN_IMAXABS): Add.
+ * builtins.c (expand_builtin): Also abort on BUILT_IN_IMAXABS.
+ * c-common.c (c_common_nodes_and_builtins): Create builtin
+ functions __builtin_imaxabs, and plain imaxabs unless
+ flag_no_nonansi_builtin outside C99 mode.
+ (expand_tree_builtin): Handle BUILT_IN_IMAXABS.
+ * extend.texi: Document builtin imaxabs.
+
+2000-12-01 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * c-common.c: Include "defaults.h".
+ (WINT_TYPE, INTMAX_TYPE, UINTMAX_TYPE): Define.
+ (c_common_nodes_and_builtins): Create string_type_node,
+ const_string_type_node, wint_type_node, intmax_type_node,
+ uintmax_type_node, default_function_type, ptrdiff_type_node and
+ unsigned_ptrdiff_type_node.
+ * c-common.h (identifier_global_value): Declare.
+ * c-decl.c (WINT_TYPE, INTMAX_TYPE, UINTMAX_TYPE): Don't define.
+ (init_decl_processing): Don't create string_type_node,
+ const_string_type_node, wint_type_node, intmax_type_node,
+ uintmax_type_node, default_function_type, ptrdiff_type_node and
+ unsigned_ptrdiff_type_node.
+ (identifier_global_value): New function.
+
+2000-12-01 Neil Booth <neilb@earthling.net>
+
+ * cppinit.c (initialize): Forgotten prototype.
+ * cpplex.c (_cpp_lex_token): Loop until not skipping.
+ Always clear PREV_WHITE upon meeting a new line.
+ * cpplib.c (end_directive): Set pfile->skipping after
+ skip_rest_of_line.
+ * cpplib.h (cpp_reader): Remove macro_pos.
+ * cppmacro.c (cpp_get_line): Don't do anything special inside
+ macros.
+ (parse_arg): Add PREV_WHITE if a token appears after new lines.
+ (funlike_invocation_p): Save and restore the output position
+ over a successful check for a '('.
+ (enter_macro_context): Delete uses of macro_pos.
+ (cpp_get_token): Don't use pfile->skipping.
+
+2000-12-01 Phil Edwards <pme@sources.redhat.com>
+
+ * diagnostic.c: Fix typos in comments.
+ * diagnostic.h: Likewise.
+
+2000-11-30 Phil Edwards <pme@sources.redhat.com>
+
+ * rtl.texi (Machine Modes): Document BImode and OImode.
+
+2000-12-01 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * gcc.c (default_compilers): Add suffixes .mi, .cp, .ii, .FOR and
+ .FPP.
+
+2000-12-01 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * c-decl.c (grokdeclarator): If pedantic, warn about arrays with
+ incomplete element type.
+ (grokparms): Before checking for incomplete parameter type, check
+ the type isn't error_mark_node.
+
+2000-12-01 Jakub Jelinek <jakub@redhat.com>
+
+ * builtins.c (target_char_cast): New function.
+ (expand_builtin_strchr): Use it.
+ (expand_builtin_strrchr): Use it.
+ (builtin_memset_read_str): New function.
+ (expand_builtin_memset): Use target_char_cast.
+ Try to optimize memset with second argument non-zero using
+ store_by_pieces.
+
+2000-11-30 Marek Michalkiewicz <marekm@linux.org.pl>
+
+ * install.texi (avr): Replace incomplete list of supported MCU
+ types with a link to the current one ...
+ * invoke.texi (AVR Options): ... here. Update -mmcu= to list
+ all supported MCU types. Document -minit-stack= default.
+ Document new options -mno-tablejump, -mtiny-stack.
+ * md.texi (AVR family): Fix typo in 'w' constraint letter
+ description. Document 'q'. Update 'O'.
+
+2000-12-01 Bernd Schmidt <bernds@redhat.co.uk>
+
+ * combine.c (cant_combine_insn_p): Only disallow insns involving
+ hard regs if they are reg-reg moves.
+ (try_combine, can_combine_p, combinable_i3pat): Delete old
+ SMALL_REGISTER_CLASSES tests.
+
+2000-12-01 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/sh/sh.c (shiftcosts): Don't get INTVAL before testing
+ whether X is a CONST_INT.
+ (addsubcosts): Likewise.
+
+ * config/sh/sh.h (OUTPUT_ADDR_CONST_EXTRA): Use INTVAL instead of
+ mis-used XINT.
+ (ARG_POINTER_REGNUM): Set to AP_REG.
+
+2000-11-30 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/sh/sh.md (fpu_switch0, fpu_switch1, movpsi, fpu_switch,
+ splits): Only match on TARGET_SH4.
+
+ * combine.c (try_combine): Disregard USEs when updating LOG_LINKS
+ of subsequent insns.
+
+2000-11-30 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Disable.
+ * config/alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
+
+2000-11-30 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/elf.h (ASM_OUTPUT_SECTION_NAME): Copy elfos.h defn.
+ (DO_SELECT_SECTION): New.
+ (SELECT_SECTION): Use it.
+ (UNIQUE_SECTION_P): New.
+ (UNIQUE_SECTION): New.
+
+2000-11-30 Alexandre Oliva <aoliva@redhat.com>
+
+ * c-common.c (status_warning) [! ANSI_PROTOTYPES]: Load status
+ from va_list before using it.
+
+2000-11-30 Michael Matz <matzmich@cs.tu-berlin.de>
+
+ * flow.c (make_edge): Early out, if no flags to set.
+ (calculate_global_regs_live): Clear out garbage only when necessary.
+
+ * simplify-rtx.c (varray_type used_regs): New.
+ (clear_table): Use it to only clear necessary items.
+ (cselib_lookup, cselib_record_set): Remember newly set items.
+ (cselib_update_varray_sizes, cselib_init): Initialize and grow
+ used_regs.
+
+ * local-alloc.c (update_equiv_regs): New local `cleared_regs'.
+ Move clearing of dead regs out of insn-loop.
+
+2000-11-30 Richard Henderson <rth@redhat.com>
+
+ * calls.c (expand_call): Emit queued insns before creating
+ the tail recursion sequence.
+
+2000-11-30 J. David Anglin <dave.anglin@nrc.ca>
+ Bruce Korb <bkorb@gnu.org>
+
+ * fixinc/inclhack.def(): prevent dual double definition protection
+ * fixinc/fixincl.x: regenerate
+
+2000-11-29 Loren J. Rittle <ljrittle@acm.org>
+
+ * fixinc/Makefile.in (fixincl.x): Explicitly state the
+ location of the generated file.
+
+2000-11-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * README.FRESCO: Remove obsolete file.
+
+2000-11-30 Mark Kettenis <kettenis@gnu.org>
+
+ * configure.in: Reorganize handling of *-*-gnu*, to share target
+ specific make details with Linux. Update comments to clarify
+ the distinction between GNU/Linux and GNU/Hurd.
+ * config/t-gnu (LIBGCC1, CROSS_LIBGCC1, CRTSTUFF_T_CFLAGS,
+ TARGET_LIBGCC2_CFLAGS): Remove. We now use the settings from
+ config/t-linux for the Hurd.
+
+2000-11-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
+
+ * config/mn10200/udivmod.c, config/mn10200/divmod.c,
+ config/mn10200/udivmodsi4.c: Moved from here.
+ * config/udivmod.c, config/divmod.c, config/udivmodsi4.c: To here.
+ * config/mn10200/t-mn10200 (LIB2FUNCS_EXTRA): Use the generic
+ C division functions.
+ * config/m68hc11/t-m68hc11-gas (LIB2FUNCS_EXTRA): Likewise.
+
+Thu Nov 30 01:12:52 2000 Jeffrey A Law (law@cygnus.com)
+
+ * pa.md (conditional moves): Avoid holes in operand list.
+ (mod, umod patterns): Similarly.
+ (variable extract/shift patterns): Similarly.
+
+2000-11-30 Neil Booth <neilb@earthling.net>
+
+ * objc/objc-act.c (lang_init, finish_file, maybe_objc_comptypes,
+ maybe_objc_check_decl, build_objc_string_object,
+ objc_declare_alias, objc_declare_class, build_message_expr,
+ build_protocol_expr, build_selector_expr, build_encode_expr,
+ get_class_ivars, start_class, start_protocol): Remove
+ redundant code, assuming doing_objc_thang is true.
+
+2000-11-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.c (restore_unscaled_index_insn_codes): Delete procedure.
+ (record_unscaled_index_insn_codes): Likewise.
+ (unscaled_index_insn_codes): Delete.
+ (max_unscaled_index_insn_codes_uid): Delete.
+ (output_function_prologue, output_function_epilogue, pa_reorg):
+ Don't use the unscaled index insn hack.
+
+ * pa.md: Remove hack from all index insns to reverse the operand
+ order of frame and stack pointer references incorrectly created
+ in the reload pass.
+
+ * function.h (emit_status): Delete member regno_pointer_flag and
+ rename regno_pointer_flag_length to regno_pointer_align_length.
+ Delete define for REGNO_POINTER_FLAG.
+ * integrate.h (inline_remap): Delete member regno_pointer_flag.
+ Add member x_regno_reg_rtx.
+ * rtl.h (rtx_def): Use frame_related bit to indicate register is
+ a pointer in REG expressions. Define REG_POINTER macro.
+ * alias.c (find_base_value, find_base_term): Use REG_POINTER
+ instead of REGNO_POINTER_FLAG.
+ * combine.c (nonzero_bits, num_sign_bit_copies): Likewise.
+ * emit-rtl.c (gen_reg_rtx): Use regno_pointer_align_length instead
+ of regno_pointer_flag_length. Remove code which refers to
+ regno_pointer_flag.
+ (mark_reg_pointer): Use REG_POINTER.
+ (free_emit_status): Remove code which refers to regno_pointer_flag.
+ (init_emit, mark_emit_status): Likewise.
+ * flow.c (dump_flow_info): Likewise.
+ * function.c (preserve_temp_slots): Likewise.
+ * integrate.c (expand_inline_function, copy_rtx_and_substitute):
+ Use x_regno_reg_rtx instead of regno_pointer_flag for function
+ pointer determination in map.
+ * loop.c (strength_reduce, maybe_eliminate_biv_1): Use REG_POINTER.
+ * predict.c (estimate_probability): Likewise.
+ * regclass.c (record_address_regs, reg_scan_mark_refs): Likewise.
+ * unroll.c (unroll_loop): Use x_regno_reg_rtx instead of
+ regno_pointer_flag for function pointer determination in map.
+ * convex.h (RTX_COSTS): Don't test regno_pointer_flag and use
+ REG_POINTER.
+ * pa.c (hppa_legitimize_address, emit_move_sequence, basereg_operand):
+ Use REG_POINTER.
+ (restore_unscaled_index_insn_codes): Revise comment.
+
+ * expr.c (do_compare_and_jump): Add missing TYPE_MODE in statement.
+
+2000-11-30 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * extend.texi: Update documentation for attributes.
+
+2000-11-29 David O'Brien <obrien@FreeBSD.org>
+
+ * config/alpha/elf.h (IDENT_ASM_OP): Protect the #define.
+ (ASM_DECLARE_OBJECT_NAME): Same.
+ (ASM_FILE_END): Same.
+ (ASM_FINISH_DECLARE_OBJECT): Same.
+ (ASM_IDENTIFY_GCC): Same.
+ (ASM_IDENTIFY_LANGUAGE): Same.
+ (ASM_OUTPUT_CONSTRUCTOR): Same.
+ (ASM_OUTPUT_DEF): Same.
+ (ASM_OUTPUT_DESTRUCTOR): Same.
+ (ASM_OUTPUT_EXTERNAL_LIBCALL): Same.
+ (ASM_OUTPUT_SECTION_NAME): Same.
+ (ASM_WEAKEN_LABEL): Same.
+ (BSS_SECTION_ASM_OP): Same.
+ (COMMON_ASM_OP): Same.
+ (CONST_SECTION_ASM_OP): Same.
+ (CONST_SECTION_FUNCTION): Same.
+ (CTORS_SECTION_ASM_OP): Same.
+ (DTORS_SECTION_ASM_OP): Same.
+ (ESCAPES): Same.
+ (FINI_SECTION_ASM_OP): Same.
+ (IDENT_ASM_OP): Same.
+ (IDENT_ASM_OP): Same.
+ (INIT_SECTION_ASM_OP): Same.
+ (INT_ASM_OP): Same.
+ (MAX_OFILE_ALIGNMENT): Same.
+ (SBSS_SECTION_ASM_OP): Same.
+ (SDATA_SECTION_ASM_OP): Same.
+ (SECTION_FUNCTION_TEMPLATE): Same.
+ (SELECT_SECTION): Same.
+ (SE_CONST_SECTION): Same.
+ (SIZE_ASM_OP): Same.
+ (SKIP_ASM_OP): Same.
+ (STRING_ASM_OP): Same.
+ (STRING_LIMIT): Same.
+ (TYPE_ASM_OP): Same.
+ (TYPE_OPERAND_FMT): Same.
+
2000-11-29 Neil Booth <neilb@earthling.net>
* c-decl.c (c_decode_option): Don't handle -lang-objc.
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