+2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpplib.c (do_line): Correct line number after pop_buffer.
+
+2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ PR preprocessor/3824
+ * line-map.c: Update comments.
+ * line-map.h: Update comments.
+ * tradcif.y: Don't consider large numbers unsigned.
+
+2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ PR preprocessor/3081
+ * c-lex.c (map): New.
+ (cb_file_change): Update map and use it.
+ (cb_def_pragma, cb_define, cb_undef): Use map and line.
+ (c_lex): Update to use map.
+ * cpperror.c (print_location): Move to using logical line numbers.
+ * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
+ (cpp_make_system_header): Similarly.
+ (_cpp_execute_include): Stop line numbering hacks. Store the
+ line we will return to.
+ * cpphash.h (CPP_BUF_LINE): Remove.
+ (struct cpp_buffer): Remove lineno and pseudo_newlines.
+ Add map and return_to_line.
+ (_cpp_do_file_change): Update.
+ * cppinit.c (cpp_start_read): Update line kludge.
+ * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
+ (trigraph_ok): Use logical line numbers for diagnostics.
+ (skip_block_comment): Likewise.
+ (skip_whitespace): Likewise.
+ (skip_line_comment): Use pfile->line instead.
+ (_cpp_lex_token): Update to use logical line numbering exclusively.
+ Handle BOL locally. Accept new lines in directives, but keep
+ pfile->line decremented. Diagnostics use logical lines. Update
+ directive handling.
+ * cpplib.c (SEEN_EOL): New.
+ (skip_rest_of_line, check_eol): Use it.
+ (end_directive): Increase line number when accepting the newline
+ at the end of a directive.
+ (run_directive): Simplify.
+ (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
+ (_cpp_do_file_change): Update to take buffer line number as an
+ argument, and store the current map in the cpp_reader. Remove
+ line number kludges.
+ (_cpp_do__Pragma): Restore output position after a _Pragma.
+ (cpp_push_buffer): Don't set output line or lineno.
+ (_cpp_pop_buffer): Transfer more info from a faked buffer.
+ Remove line kludge. Set output_line.
+ * cppmacro.c (builtin_macro): Update handling of __LINE__.
+ (parse_arg): Use logical lines.
+ (save_lookahead_token): Save EOFs too now.
+ * cppmain.c (struct printer): Fix comments.
+ (printer_init): Simplify, let caller do errors.
+ (scan_translation_unit, check_multiline_token, dump_macro): Update.
+ (maybe_print_line): Simplify.
+ (print_line): Don't print a linemarker if -P.
+ (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
+ (cb_file_change): Simplify.
+ * line-map.h (LAST_SOURCE_LINE): Fix.
+ (CURRENT_LINE_MAP): New.
+
+2001-08-05 Bernd Schmidt <bernds@redhat.com>
+
+ * doloop.c (doloop_modify_runtime): Properly compute number of
+ iterations if loop was unrolled.
+
+ * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
+ if their CSELIB_VAL_PTRs are.
+
+ * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
+ (setup_spill_pointers): Initialize it.
+ (spill_restore_mem): Set it.
+ (do_spill, do_restore): Use it to add REG_INC note.
+ * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
+
+ * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
+ asms if other insns are available.
+
+ * config/ia64/ia64.c (condop_operator): New predicate.
+ * config/ia64/ia64.h (PREDICATE_CODES): Add it.
+ * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
+ patterns.
+
+ * expr.c (expand_expr, case COND_EXPR): Prefer working with a
+ temporary register than directly using a MEM.
+
+2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/sh/sh.c (sh_asm_named_section): Fix typo in align
+ parameter in last change.
+
+2001-08-04 Zack Weinberg <zackw@panix.com>
+
+ * sparc.md: Don't use #if inside C test expression.
+
+2001-08-04 Richard Henderson <rth@redhat.com>
+
+ * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
+
+2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpphash.h (struct cpp_reader): New member directive_line.
+ * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
+ * cpplib.c (do_define, do_undef, do_ident, do_include_common,
+ do_pragma): Pass line to callbacks.
+ (start_directive): Record line of directive.
+ * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
+ cb_include): Similarly.
+ * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
+ Similarly.
+
+2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
+ comment.
+
+Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
+
+ * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
+
+ * reload1.c (fixup_abnormal_edges): New static function.
+ (reload): Use it.
+
+ * flow.c (need_fake_edge_p): New function.
+ (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
+ avoid call insn to be very last insn in the insn stream.
+
+ * profile.c (branch_prob): Call flow_call_edges_add instead of
+ doing that by hand; cleanup cfg to re-merge basic blocks once
+ we are done.
+
+2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
+
+ * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
+ are also on line-map.h.
+ * cppfiles.c (stack_include_file): Update.
+ * cpphash.h (struct cpp_buffer): New member return_at_eof.
+ (_cpp_pop_buffer): New.
+ * cppinit.c (cpp_destroy, cpp_finish): Update.
+ (do_includes): Mark each buffer to return at EOF.
+ * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
+ return as requested.
+ * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
+ (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
+ * cpplib.h (cpp_pop_buffer): Remove.
+ (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
+ * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
+ buffers.
+ * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
+ to pop buffers.
+ (do_preprocessing): Update.
+ * fix-header.c (read_scan_file): Update. No need to pop buffers.
+ * c-parse.in (_yylex): Similarly.
+ * scan-decls.c (scan_decls): Similarly.
+ * line-map.h: Update comments.
+
+ * objc/Make-lang.in (objc-act.o): Update dependencies.
+
+2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
+
+ * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
+ and soft register for operand 0.
+ ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
+
+2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
+
+ * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
+ register for operand 0.
+ ("bitcmpqi_z_used"): Allow memory for operand 0.
+ (split "bitcmpqi"): New split to handle address reg as operand 1.
+
+2001-08-04 Andreas Jaeger <aj@suse.de>
+
+ * gcse.c: Revert Daniel's last patch.
+
+2001-08-03 Zack Weinberg <zackw@stanford.edu>
+
+ * sparc-protos.h: Add prototypes for fp_zero_operand and
+ reg_or_0_operand.
+ * sh-protos.h: Add prototype for fpul_operand.
+
+2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * doc/extend.texi (Other Builtins): Fix typo in last change.
+
+2001-08-03 Richard Henderson <rth@redhat.com>
+
+ * target.h (gcc_target): Add asm_out.named_section,
+ section_type_flags, have_named_sections.
+ * target-def.h (TARGET_ASM_NAMED_SECTION): New.
+ (TARGET_HAVE_NAMED_SECTIONS): New.
+ (TARGET_SECTION_TYPE_FLAGS): New.
+
+ * Makefile.in (toplev.o): Depend on TARGET_H.
+ (varasm.o, dbxout.o): Likewise.
+ * c-common.c (decl_attributes): Check targetm.have_named_sections
+ instead of ifdef ASM_OUTPUT_SECTION_NAME.
+ * dbxout.c (dbxout_function_decl): Likewise.
+ (dbxout_function_end): Likewise.
+ * toplev.c (compile_file): Likewise.
+ * varasm.c (exception_section): Likewise.
+ * cp/decl2.c (finish_objects): Likewise.
+
+ * defaults.h (EH_FRAME_SECTION): Remove.
+ (EH_FRAME_SECTION_ASM_OP): Remove.
+ (EH_FRAME_SECTION_NAME): New.
+ (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
+ (UNIQUE_SECTION_P): Remove.
+ * dwarf2out.c (SECTION_FORMAT): Remove.
+ (ASM_OUTPUT_SECTION): Remove.
+ (output_call_frame_info): Use named_section_flags.
+ (output_comp_unit, dwarf2out_start_source_file): Likewise.
+ (dwarf2out_end_source_file, dwarf2out_define): Likewise.
+ (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
+ * varasm.c (in_eh_frame, eh_frame_section): Remove.
+ (named_section_flags): New.
+ (named_section): Use it and targetm.section_type_flags.
+ (resolve_unique_section): New.
+ (assemble_start_function): Use it.
+ (asm_emit_uninitialised, assemble_variable): Likewise.
+ (default_section_type_flags): New.
+ (default_no_named_section, default_elf_asm_named_section): New.
+ (default_coff_asm_named_section, default_pe_asm_named_section): New.
+ * output.h: Update varasm.c decls.
+ (SECTION_*): New flags.
+
+ * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
+ (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
+
+ * config/elfos.h (UNIQUE_SECTION_P): Remove.
+ * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
+ * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
+ * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
+ * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
+ * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
+ * config/mips/elf.h, config/mips/elf64.h: Likewise.
+ * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
+ * config/pa/pa64-hpux.h,
+
+ * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
+ (TARGET_ASM_NAMED_SECTION): New.
+ * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
+ * config/alpha/vms.h, config/arm/coff.h: Likewise.
+ * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
+ * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
+ * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
+ * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
+ * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
+ * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
+ * config/i386/sco5.h, config/i386/win32.h: Likewise.
+ * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
+ * config/mcore/mcore.h, config/mips/elf.h: Likewise.
+ * config/mips/elf64.h, config/mips/iris6.h: Likewise.
+ * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
+ * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
+ * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
+ * config/sparc/sysv4.h: Likewise.
+
+ * config/nextstep.h: Error until named sections implemented.
+
+ * config/a29k/a29k.c (a29k_asm_named_section): New.
+ * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
+ (vms_section_type_flags, vms_asm_named_section): New.
+ * config/arm/arm.c (arm_elf_asm_named_section): New.
+ * config/avr/avr.c (asm_output_section_name): Remove.
+ * config/avr/avr-protos.h: Update.
+ * config/c4x/c4x.c (c4x_asm_named_section): New.
+ * config/h8300/h8300.c (h8300_asm_named_section): New.
+ * config/i386/i386.c (sco_asm_named_section): New.
+ * config/i386/winnt.c (SECTION_PE_SHARED): New.
+ (i386_pe_section_type_flags): New.
+ (i386_pe_asm_named_section): New.
+ * config/i386/i386-protos.h: Update.
+ * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
+ * config/mcore/mcore.c (mcore_asm_named_section): New.
+ * config/mips/mips.c (iris6_asm_named_section): New.
+ * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
+ instead of UNIQUE_SECTION_P.
+ * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
+ (xcoff_asm_named_section): New.
+ * config/sh/sh.c (sh_asm_named_section): New.
+ * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
+
+ * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
+ * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
+ (EH_FRAME_SECTION_NAME): New.
+ (EXCEPTION_SECTION): New.
+ * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
+ (DEBUG_*_SECTION): Remove.
+ * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
+ * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
+ (EH_FRAME_SECTION_ASM_OP): Remove.
+
+ * doc/tm.texi (UNIQUE_SECTION_P): Remove.
+ (ASM_OUTPUT_SECTION_NAME): Remove.
+ (TARGET_ASM_NAMED_SECTION): New.
+ (TARGET_HAVE_NAMED_SECTIONS): New.
+ (TARGET_SECTION_TYPE_FLAGS): New.
+ (EH_FRAME_SECTION_ASM_OP): Remove.
+ (EH_FRAME_SECTION_NAME): New.
+
+2001-08-03 Zack Weinberg <zackw@stanford.edu>
+
+ * builtins.c (fold_builtin_constant_p): Return integer_zero_node
+ for complex expressions when cfun == 0.
+ * doc/extend.texi: Document that __builtin_constant_p can be
+ used in data initializers as well as functions.
+
+2001-08-03 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
+ variable I locally, instead of expecting a declaration in the
+ calling context.
+
+2001-08-03 Richard Henderson <rth@redhat.com>
+
+ * except.c (collect_one_action_chain): Add an explicit cleanup
+ action if regions surrounding a catch were encoded entirely
+ within the call-site entry.
+
+2001-08-03 Richard Henderson <rth@redhat.com>
+
+ * dbxout.c (dbxout_symbol_location): Flatten subregs first;
+ don't take REGNO of a non-register.
+
+2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
+ __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
+ (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
+ (__gthread_mutex_init_function): New function for mutex initialization.
+
2001-08-03 Daniel Berlin <dan@cgsoftware.com>
* Makefile.in: Revert screwed up commit.
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