+2001-09-19 Richard Henderson <rth@redhat.com>
+
+ * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
+ to the exit block.
+ * Makefile.in (cfg.o): Depend on TM_P_H.
+
+2001-09-19 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (local_symbol_p): Split out from ...
+ (local_symbolic_operand): ... here.
+ (small_symbolic_operand): Check mode.
+ (global_symbolic_operand): New.
+ (input_operand): Reject symbolics if explicit relocs.
+ (call_operand): Tidy.
+ (alpha_legitimize_address): Use movdi_er_high_g.
+ (alpha_expand_mov): Likewise.
+ * config/alpha/alpha-protos.h: Update.
+ * config/alpha/alpha.h (PREDICATE_CODES): Update.
+ * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
+ (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
+ (UNSPECV_LDGP2): Remove.
+ (all call patterns): Use 's' not 'i' for symbolic constraint.
+ (call_osf call_value_osf): Use call_operand.
+ (all osf call patterns): Use $gp. New peepholes for explicit relocs.
+ (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
+ (prologue_ldgp_1_er): Remove.
+ (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
+ (builtin_setjmp_receiver_er patterns): Use them.
+ (exception_receiver_er): Likewise.
+
+2001-09-19 Richard Henderson <rth@redhat.com>
+
+ * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
+
+ * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
+ and NON_LOCAL_GOTO notes.
+ * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
+ copy over CALL_INSN_FUNCTION_USAGE.
+
+2001-09-18 Catherine Moore <clm@redhat.com>
+
+ * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
+ Define as 0.
+
+2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
+
+ * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
+ new-style tm_file specification. Specify correct tm_p_file,
+ md_file, and out_file for s390x.
+
+ * config/s390/linux.h, linux64.h: Don't include other target
+ macro header files. Now handled via tm_file.
+
+ * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
+ TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
+ are defined before use.
+
+Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
+
+ * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
+ code generation only for Gnu assembler.
+
+2001-09-18 Catherine Moore <clm@redhat.com>
+
+ * config/stormy16 (LIB_SPEC): Remove -lnosys.
+
+2001-09-18 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_frame_set): New.
+ (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
+ a parallel frame-related expression with a set for each register.
+
+2001-09-18 Philip Blundell <philb@gnu.org>
+
+ * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
+ header files.
+
+2001-09-17 Dale Johannesen <dalej@apple.com>
+
+ * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
+ * config/rs6000/aix.h (FIXED_R2): Define.
+ * config/rs6000/darwin.h (FIXED_R2): Define.
+ * config/rs6000/sysv4.h (FIXED_R2): Define.
+
+2001-09-17 Jeff Sturm <jsturm@one-point.com>
+
+ * except.c (dw2_build_landing_pads): New local
+ clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
+ barrier after clobbers. Fixes c++/4012.
+
+2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
+
+2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * dostage2, dostage3, listing, make-l2.com, makefile.vms,
+ patch-apollo-includes, vmsconfig.com: Remove obsolete files.
+
+2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
+ alloca/strcpy.
+
+2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpphash.h (_cpp_lex_direct): New.
+ * cpplex.c (_cpp_lex_token): Update.
+ (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
+ and increment that pointer.
+ * cppmacro.c (alloc_expansion_token): New.
+ (lex_expansion_token): Lex macro expansion directly into
+ macro storage.
+
+2001-09-16 Brad Lucier <lucier@math.purdue.edu>
+
+ * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
+
+Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
+
+ * basic-block.h (free_bb_for_insn): Declare.
+ * bb-reorder.c (label_for_bb): Use block_label.
+ (emit_jump_to_block_after): Remove.
+ (insert_intra_1): Do not update block_for_insn.
+ (insert_inter_bb_scope_notes): Likewise; update bb->end
+ * cfg.c (free_bb_for_insn): New.
+ (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
+ (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
+ (commit_one_edge_insertion): Likewise.
+ (commit_one_edge_insertion): Do not update BB boundary.
+ (commit_edge_insertions): Do not call compute_bb_for_insn.
+ * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
+ * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
+ (merge_blocks_move_successor_nojumps): Likewise.
+ (try_crossjump_to_edge): Do not update block_for_insn.
+ * combine.c (combine_instructions): Remove compute_bb_for_insn call.
+ * df.c (df_pattern_emit_later): Do not update BB boundary.
+ (df_jump_pattern_emit_after): Likewise.
+ (df_insn_move_before): Use emit_insn_before.
+ * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
+ properly.
+ (add_insn_after, add_insn_before, emit_insns_after): Update BB
+ boundaries and basic_block_for_insn.
+ (reorder_insns_nobb): Rename from reorder_insns.
+ (reorder_insns): New.
+ (emit_block_insn_before, emit_block_insn_after): Kill.
+ * flow.c (check_function_return_warnings): Do not call
+ compute_bb_for_insn; Do not free basic_block_for_insn.
+ (attempt_auto_inc): Do not update basic_block_for_insn.
+ * function.c (emit_return_into_block): Likewise;
+ do not update BB boundaries.
+ * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
+ (insert_insn_end_bb): Use emit_insn_before; Likewise.
+ (pre_insert_copy_insn): Likewise.
+ (update_ld_motion_notes): Likewise.
+ (insert_insn_start_bb): Likewise.
+ (replace_store_insn): Likewise.
+ * ifcvt.c (noce_process_if_block): Likewise.
+ (if_convert): Do not call compute_bb_for_insn.
+ * lcm.c (optimize_mode_switching): Do not update BB boundaries.
+ Use emit_insn_before and emit_insn_after.
+ * recog.c (split_all_insns): Do not update BB boundaries;
+ Do not call compute_bb_for_insn.
+ (peephole2_optimize): Do not update BB boundaries.
+ * reg-stack.c (emit_pop_insn): Use emit_insn_after and
+ emit_insn_before.
+ (emit_swap_insn): Likewise.
+ (convert_regs_1): Likewise.
+ * reload1.c (reload): Call compute_bb_for_insn.
+ * rtl.h (reorder_insns_nobb): Declare.
+ * ssa.c (rename_equivalent_regs): Use emit_insn_before.
+ * toplev.c (rest_of_compilation): Call free_bb_for_insn
+ at places CFG is invalidated; do not call compute_bb_for_insn.
+
+ * cfg.c (expunge_block): Invalidate BB structure.
+
+ * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
+ array.
+
+ * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
+
+2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpphash.h (_cpp_lex_token): Update prototype.
+ * cpplex.c (_cpp_lex_token): New prototype.
+ * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
+ lex_macro_node, read_flag, do_pragma_poison): Update.
+ * cppmacro.c (cpp_get_token, parse_params,
+ lex_expansion_token): Update.
+
+2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cppmain.c (scan_translation_unit): Don't worry about
+ putting a space after hashes.
+ * cpplib.c (directive_diagnostics): New.
+ (_cpp_handle_directive): Update to use directive_diagnostics.
+ (run_directive): Don't toggle prevent_expansion.
+ (do_line): Backup in case of the line extension.
+ * cpplib.h (cpp_lexer_pos): Remove.
+ * cppmacro.c (_cpp_create_definition): Precede a leading #
+ with whitespace.
+
+2001-09-15 Richard Henderson <rth@redhat.com>
+
+ * c-typeck.c (comptypes): Handle zero-length arrays properly.
+
+2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
+
+ * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
+
+2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ PR preprocessor/3571
+ * tradcpp.c (handle_directive): Skip non-vertical space.
+
+2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cppmain.c (setup_callbacks): Set line callback only
+ if outputting preprocessed source.
+
+2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * collect2.c (main): Const-ification.
+ * gcc.c (translate_options, process_command): Use xstrdup in
+ lieu of xmalloc/strcpy.
+ (main): Use concat in lieu of xmalloc/strcpy/strcat.
+
+2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
+
+ * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
+ example.
+
+2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * scan-decls.c (scan_decls): Fix typo.
+
+2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
+ Split mlstring_pos into mls_line and mls_col.
+ * cppinit.c (cpp_create_reader): Initialize line to 1.
+ (cpp_destroy): Free tokenruns.
+ (push_include): Don't update lexer_pos.
+ * cpplex.c (unterminated, parse_string): Update.
+ (lex_token): Don't update lexer_pos, update.
+ * cpplib.c (if_stack): Save line instead of line + col.
+ (start_directive, _cpp_do__Pragma, do_else, do_elif,
+ push_conditional, _cpp_pop_buffer): Update.
+ * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
+ (_cpp_create_definition): Update.
+
+2001-09-15 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/abi64.h: Add support for MEABI.
+
+2001-09-15 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/mips.md: Add unspec #2.
+ (reload_indi): Use.
+ (reload_outdi): Ditto.
+ (reload_outsi): Ditto.
+ (HILO_delay): New.
+
+2001-09-15 Eric Christopher <echristo@redhat.com>
+ Jason Eckhardt <jle@redhat.com>
+
+ * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
+ * config/mips/isa32-linux.h: New file.
+ * config/mips/isa3264.h: Ditto.
+ * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
+ * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
+ (output_block_mode): Support MEABI.
+ (function_arg): Ditto. Fix floating point arg passing.
+ (mips_va_start): Ditto.
+ (override_options): Add isas 32 and 64, meabi, mips32 and mips64
+ processors.
+ (mips_asm_file_start): Add new section to pass abi to gdb.
+ (function_arg_pass_by_reference): Support MEABI.
+ (mips_parse_cpu): Support mips32 and mips64 processors.
+ * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
+ TARGET_MIPS5KC. Support isa32 and isa64.
+ (processor_type): Add r4kc, r5kc, r20kc.
+ (GENERATE_MULT3_SI): New.
+ (GENERATE_MULT3_DI): Ditto.
+ (GENERATE_MULT3): Remove.
+ (ISA_HAS_64BIT_REGS): Add isa == 64.
+ (ISA_HAS_8CC): Add mips_isa = 32 and 64.
+ (ISA_HAS_MADD_MSUB): New.
+ (ISA_HAS_CLZ_CLO): Ditto.
+ (ISA_HAS_DCLZ_DCLO): Ditto.
+ (ABI_GAS_ASM_SPEC): New.
+ (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
+ (ASM_SPEC): Ditto.
+ (LINK_SPEC): Ditto.
+ (SUBTARGET_CC1_SPEC): Ditto.
+ (SUBTARGET_CPP_SIZE_SPEC): Ditto.
+ (PAD_VARARGS_DOWN): Support MEABI.
+ (HARD_REGNO_NREGS): Move to mips.c.
+ (ASM_OUTPUT_IDENT): Add #undef.
+ * config/mips/mips.md: Add r4kc, r5kc, r20kc.
+ (mulsi3): Use GENERATE_MULT3_SI.
+ (mulsi3_mult3): Ditto. Support mips32, mips64.
+ (mul_acc_si): Use ISA_HAS_MADD_MSUB.
+ (mul_sub_si): New pattern.
+ (unnamed splitters): New.
+ (muldi3): Use GENERATE_MULT3_DI.
+ (muldi3_internal2): Ditto.
+ (movdicc): Support mips32.
+ * config/mips/t-isa3264: New file.
+
+2001-09-15 Hans-Peter Nilsson <hp@axis.com>
+
+ * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
+ || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
+ || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
+
+ * reorg.c (fill_slots_from_thread): After call to
+ steal_delay_list_from_target, update own_thread as new_thread may
+ have branched.
+
+2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpperror.c (print_location): Take line and column, for
+ default positioning use the previously lexed token.
+ (_cpp_begin_message): Take line and column.
+ (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
+ cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
+ * cpphash.h (_cpp_begin_message): Update prototype.
+ * cppinit.c (push_include): Don't set output line.
+ * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
+ * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
+ (do_pragma): Kludge for front ends. Don't expand macros at all.
+ * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
+ (struct cpp_token): Remove output_line.
+ (struct cpp_callbacks): New member line_change.
+ * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
+ cpp_get_token): Preserve BOL flag.
+ (cpp_get_line): Remove.
+ (_cpp_backup_tokens): Remove useless abort().
+ * cppmain.c (cb_line_change): New.
+ (scan_translation_unit): Don't worry about starting new lines here.
+ * scan-decls.c (scan_decls): Update.
+ * c-lex.c (c_lex, init_c_lex): Update.
+ (cb_line_change, src_lineno): New.
+
+Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
+
+ * tree.c (append_random_chars): Generate the random
+ characters in a reproducable fashion.
+
+2001-09-14 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (internal_label_prefix): New.
+ (internal_label_prefix_len): New.
+ (override_options): Set them.
+ (local_symbolic_operand): New.
+ (legitimate_pic_address_disp_p): Use it.
+ (legitimize_pic_address): Likewise.
+
+2001-09-14 Marc Espie <espie@openbsd.org>
+
+ * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
+ correctly.
+
+2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
+
+ * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
+ * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
+
+2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
+
+ * rtlanal.c (subreg_regno_offset): Add semicolon to end of
+ invocation of SUBREG_REGNO_OFFSET.
+
+ * haifa-sched.c: Fix typo in FSF copyright statement.
+ * sched-deps.c: Fix typo in FSF copyright statement.
+ * sched-ebb.c: Fix typo in FSF copyright statement.
+ * sched-rgn.c: Fix typo in FSF copyright statement.
+ * sched-vis.c: Fix typo in FSF copyright statement.
+
+ * config.gcc: Move inclusion of arm elf specific header files
+ from the files themselves into the tm_file variable. Make
+ sure that elfos.h is included before target specific elf
+ headers.
+ * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
+ already defined.
+ (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
+ * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
+ ASM_OUTPUT_CASE_LABEL): Protect definition.
+ (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
+ not already defined.
+ * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
+ LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
+ Remove duplicate definition.
+ (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
+ (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
+ (RDATA_SECTION_FUNCTION): Remove redundant definition.
+ (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
+ Remove inclusion of arm/elf.h.
+ * config/arm/unknown-elf.h: as for conix-elf.h.
+ (STARTFILE_SPEC): Include crti.o and crtn.o.
+ * config/arm/linux-elf.h: as for conix-elf.h.
+ * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
+ * config/arm/strongarm-elf.h: Remove inclusion of
+ unknown-elf.h.
+ * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
+ * config/arm/unknown-elf-oabi.h: Remove inclusion of
+ unknown-elf.h and elf.h.
+ * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
+ * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
+ ASM_WEAKEN_LABEL): Remove redundant definition.
+ * config/arm/elf.h: Test for inclusion of elfos.h
+ (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
+ ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
+ SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
+ EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
+ redundant definition.
+ (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
+ ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
+ ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
+ * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
+ Add rules to build crti.o and crtn.o
+ * crti.asm: New file.
+ * crtn.asm: New file.
+
+2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c-parse.in (_yylex): Use _cpp_backup_tokens.
+ * cpphash.h (struct tokenrun): Add prev.
+ (struct lexer_state): Remove bol.
+ (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
+ (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
+ : Remove.
+ * cppinit.c (cpp_create_reader): Don't set bol.
+ (cpp_destroy): Don't free lookaheads.
+ * cpplex.c (lex_directive): Remove.
+ (next_tokenrun): Update.
+ (_cpp_lex_token): Clean up logic.
+ (lex_token): Update to return a pointer to lexed token, since it
+ can move to the start of the buffer. Simpify newline handling.
+ * cpplib.c (SEEN_EOL): Update.
+ (skip_rest_of_line): Remove lookahead stuff.
+ (end_directive): Line numbers are already incremented. Revert
+ to start of lexed token buffer if we can.
+ (_cpp_handle_directive, do_pragma, do_pragma_dependency,
+ parse_answer): Use _cpp_backup_tokens.
+ (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
+ instead. Don't check for EOL.
+ (do_include_common, do_line, do_pragma_system_header): Use
+ skip_rest_of_line.
+ * cpplib.h (BOL, _cpp_backup_tokens): New.
+ * cppmacro.c (save_lookahead_token, take_lookahead_token,
+ alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
+ cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
+ (builtin_macro): Don't use cpp_get_line.
+ (cpp_get_line): Short term kludge.
+ (parse_arg): Handle directives in arguments here. Back up when
+ appropriate. Store EOF at end of argument list.
+ (funlike_invocation_p): Use _cpp_backup_tokens.
+ (push_arg_context): Account for EOF at end of list.
+ (cpp_get_token): Remove lookahead stuff. Update.
+
+2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * c-parse.in (yyerror): Const-ification and/or static-ization.
+ * c-typeck.c (push_member_name): Likewise.
+ * collect2.c (main): Likewise.
+ * dbxout.c (dbxout_parms): Likewise.
+ * diagnostic.c (format_with_decl): Likewise.
+ * dwarf2out.c (output_ranges): Likewise.
+ * dwarfout.c (fundamental_type_code): Likewise.
+ * except.c (dw2_output_call_site_table): Likewise.
+ * gcc.c (do_spec_1): Likewise.
+ * genopinit.c (optabs): Likewise.
+ * objc/objc-act.c (synth_id_with_class_suffix, start_class,
+ gen_declaration_1, handle_impent): Likewise.
+ * protoize.c (default_include, in_system_include_dir, abspath):
+ Likewise.
+ * sched-vis.c (visualize_stall_cycles): Likewise.
+ * sdbout.c (plain_type_1, sdbout_end_function,
+ sdbout_end_epilogue): Likewise.
+ * varasm.c (decode_reg_name): Likewise.
+
+ * 1750a.c (mod_regno_adjust): Likewise.
+ * alpha.c (alpha_write_one_linkage,
+ unicosmk_output_default_externs): Likewise.
+ * arm.c (arm_condition_codes): Likewise.
+ * arm.h (arm_condition_codes): Likewise.
+ * avr.c (output_movsisf, encode_section_info): Likewise.
+ * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
+ Likewise.
+ * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
+ * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
+ * m88k.c (output_function_profiler): Likewise.
+ * mips.c (mips_output_conditional_branch): Likewise.
+ * ns32k.c (ns32k_out_reg_names): Likewise.
+ * ns32k.h (ns32k_out_reg_names): Likewise.
+ * pj.c (pj_output_rval): Likewise.
+ * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
+ * sparc.c (sparc_flat_function_prologue,
+ sparc_flat_function_epilogue): Likewise.
+
+2001-09-13 Markus Werle <numerical.simulation@web.de>
+ Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
+ Aachen University of Technology".
+
+2001-09-13 Andreas Schwab <schwab@suse.de>
+
+ * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
+ C99.
+
+2001-09-13 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (small_symbolic_operand): New.
+ (override_options): Set MASK_SMALL_DATA based on pic/PIC.
+ (some_operand, input_operand): Don't handle HIGH.
+ (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
+ (alpha_expand_mov): Likewise.
+ (print_operand) [H]: Just print HIGH symbol.
+ (print_operand_address): Handle small data.
+ * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
+ (TARGET_SWITCHES): Add -msmall-data/large-data.
+ (PIC_OFFSET_TABLE_REGNUM): New.
+ (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
+ (PREDICATE_COES): Update.
+ * config/alpha/alpha.md (adddi_er_high): New.
+ (adddi_er_low): Handle small data.
+ * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
+ prefer .sdata to .rodata.
+ (SELECT_RTX_SECTION): Likewise.
+
+2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
+
+ * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
+ defining __size_t and leaving size_t undefined.
+
+2001-09-12 Diego Novillo <dnovillo@redhat.com>
+
+ * basic-block.h (expunge_block): Declare.
+ * cfg.c (expunge_block): Remove static declaration.
+
+2001-09-12 Richard Henderson <rth@redhat.com>
+
+ * integrate.c (copy_insn_list): Copy label name from
+ NOTE_INSN_DELETED_LABEL.
+
+2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * 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.
+
+2001-09-12 Jakub Jelinek <jakub@redhat.com>
+
+ * configure.in (gcc_cv_as_shf_merge): Fix a typo.
+ Use --fatal-warnings option for gas.
+ * configure: Rebuilt.
+
+2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
+
+ * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
+
+2001-09-11 Jim Wilson <wilson@redhat.com>
+
+ * alias.c (clear_reg_alias_info): Only handle pseudo registers.
+
+2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
+
+ * builtins.c (c_strlen): Treat an offset too large for a
+ HOST_WIDE_INT as out of range.
+
+Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
+
+ * 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.
+
+2001-09-11 Jakub Jelinek <jakub@redhat.com>
+
+ * 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.
+
+Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
+
+ * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
+ is OK.
+
+2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * c-common.c (split_specs_attrs): Allow for empty attributes with
+ empty TREE_PURPOSE. Fixes PR c/4294.
+
+Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
+
+ * 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.
+
+2001-09-11 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c: Tidy formatting.
+ (local_symbolic_operand): Verify mode.
+ (alpha_sa_mask): Ignore unicos for eh_return.
+ (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
+ * config/alpha/alpha.md (umk divsi patterns): Remove.
+ (extendsfdf2): Remove unicos check.
+ (tablejump): Merge vms and unicos code; always use direct set
+ plus label_ref use.
+
+2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
+
+ * config.gcc (alpha*-*-unicosmk*): New target.
+
+ * config/alpha/alpha-protos.h (symbolic_operand,
+ unicosmk_add_call_info_word, unicosmk_add_extern,
+ unicosmk_defer_case_vector, unicosmk_unique_section,
+ unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
+ unicosmk_asm_file_start, unicosmk_asm_file_end,
+ unicosmk_output_common): Declare.
+
+ * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
+ direct_return, function_arg, alpha_va_start, alpha_va_arg,
+ alpha_does_function_need_gp, alpha_end_function): Support Cray
+ Unicos/Mk.
+ (alpha_init_machine_status, alpha_mark_machine_status,
+ alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
+ unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
+ unicosmk_asm_named_section, unicosmk_insert_attributes,
+ unicosmk_section_type_flags, symbolic_operand,
+ unicosmk_output_module_name, unicosmk_output_default_externs,
+ unicosmk_output_dex, unicosmk_output_externs,
+ unicosmk_output_addr_vec, unicosmk_ssib_name,
+ unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
+ unicosmk_asm_file_end, unicosmk_output_common,
+ unicosmk_section_type_flags, unicosmk_unique_section,
+ unicosmk_add_call_info_word, unicosmk_text_section,
+ unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
+ unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
+ unicosmk_dex_count, unicosmk_special_name): New.
+ (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
+ TARGET_ABI_UNICOSMK.
+ (get_aligned_mem, alpha_expand_unaligned_load,
+ alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
+ alpha_expand_unaligned_store_words): Support big-endian mode.
+ (print_operand): Likewise. New format specifier 't'. Use
+ TARGET_AS_SLASH_BEFORE_SUFFIX.
+ (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
+ (alpha_pv_save_size): Update with above change.
+ (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
+ alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
+ Unicos/Mk.
+
+ * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
+ (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
+ (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
+ (EXTRA_CONSTRAINT): New constraint 'U'.
+ (PREDICATE_CODES): Add symbolic_operand.
+
+ * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
+ UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
+ (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
+ (integer division and modulus patterns): Split in default and
+ Unicos/Mk versions.
+ (*divmodsi_internal, *divmoddi_internal): Disable for
+ TARGET_ABI_UNICOSMK.
+ (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
+ little-endian and big-endian versions.
+ (ext, ins, msk): Likewise.
+ (extv, extzv, insv): Support big-endian mode.
+ (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
+ (call_umk, call_value_umk, *call_umk, tablejump_umk,
+ *tablejump_umk_internal, *call_value_umk): New.
+ (*movdi_nofix): Add pattern for loading an address into a register on
+ TARGET_ABI_UNICOSMK.
+ (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
+ (umk_mismatch_args, arg_home_umk): New.
+ (various insns): Don't use mov, fmov, nop, fnop and unop.
+ (realign): Support TARGET_ABI_UNICOSMK.
+
+ * config/alpha/unicosmk.h: New file.
+ * config/alpha/t-unicosmk: New file.
+
+ * fixinc/inclhack.def (unicosmk_restrict): New.
+ * fixinc/fixincl.x: Regenerate.
+
+ * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
+ (wchar_t): Check for and define __WCHAR_T__.
+
+2001-09-11 Richard Sandiford <rsandifo@redhat.com>
+
+ * combine.c (simplify_shift_const): Treat shifts by the mode
+ size as undefined.
+
+2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * 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.
+
+2001-09-11 Michael Meissner <meissner@redhat.com>
+
+ * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
+ give an error if the user uses -mfp32.
+ (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
+ default options.
+ (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
+ floating point register size.
+ (EXTRA_SPECS): Add CPP_FPR_SPEC.
+
+ * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
+ HOST_WIDE_INT_PRINT_DEC to properly print the result of
+ int_size_in_bytes.
+ * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
+ * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
+
+2001-09-11 Hans-Peter Nilsson <hp@axis.com>
+
+ * 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.
+ * dwarf2out.c (struct dw_fde_struct): Ditto.
+
2001-09-10 Zack Weinberg <zackw@panix.com>
* cpplex.c (parse_identifier): Fast-path optimize. Avoid
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