+2000-04-27 Richard Henderson <rth@cygnus.com>
+
+ * flow.c (struct propagate_block_info): Remove new_dead, new_live;
+ add new_set.
+ (propagate_one_insn): Clear it. Don't update reg_live here.
+ (init_propagate_block_info): Update for pbi member changes.
+ (free_propagate_block_info): Likewise.
+ (mark_set_1): Know that zero_extract, sign_extract, and
+ strict_low_part don't kill their argument. Alter hard subregs.
+ Update new_set for non-CLOBBER sets. Update reg_live.
+ (find_auto_inc): Update reg_live, not new_dead.
+ (mark_used_reg): Update reg_live, not new_live. Examine new_set
+ to determine if the reg in question was set this insn. Only update
+ reg info with PROP_REG_INFO.
+
+2000-04-26 Richard Henderson <rth@cygnus.com>
+
+ * flow.c (allocate_reg_life_data): Set max_regno here ...
+ (life_analysis): ... not here.
+
+ * flow.c (calculate_global_regs_live): Force stack pointer
+ live at end.
+
+2000-04-26 Richard Henderson <rth@cygnus.com>
+
+ * jump.c (redirect_exp_1): Rework from old redirect_exp. Never
+ commit change group changes.
+ (invert_exp_1): Similarly.
+ (redirect_exp, invert_exp): Use them.
+ (redirect_jump_1): New.
+ (invert_jump_1): New.
+ (jump_optimize_1): Remove code subsumed by condexec.c.
+ * rtl.h (invert_jump_1, redirect_jump_1): Declare.
+
+2000-04-26 Richard Henderson <rth@cygnus.com>
+
+ * rtlanal.c (dead_or_set_regno_p): Use find_regno_note.
+
+ * genconfig.c (main): Set all HAVE_foo to 1.
+
+ * graph.c (node_data): Use GET_NOTE_INSN_NAME instead of local array.
+
+2000-04-26 Alex Samuel <samuel@codesourcery.com>
+
+ * invoke.texi: Document -fssa flag.
+
+2000-04-26 Richard Henderson <rth@cygnus.com>
+
+ * flow.c (count_reg_sets_1): Remove.
+ (count_reg_sets, count_reg_references): Remove.
+ (recompute_reg_usage): Implement with update_life_info.
+ Reallocate life data.
+
+2000-04-26 Richard Henderson <rth@cygnus.com>
+
+ * flow.c (update_life_info): Consider blocks null to mean the
+ universal set.
+ (calculate_global_regs_live): Likewise.
+ (life_analysis): Do that instead of collecting all_blocks.
+
+2000-04-26 Richard Henderson <rth@cygnus.com>
+
+ * flow.c (tidy_fallthru_edge): Don't delete the jump when it's
+ a still-valid conditional jump.
+
+2000-04-26 Richard Henderson <rth@cygnus.com>
+
+ * jump.c (invert_jump): Always invert REG_BR_PROB. Do it correctly.
+
+ * bb-reorder.c (reorder_basic_blocks): Don't run estimate_probability.
+ * flow.c (calculate_loop_depth): Remove.
+ * output.h (calculate_loop_depth): Don't declare.
+ * toplev.c (rest_of_compilation): Expand calculate_loop_depth
+ inline; run estimate_probability at the same time.
+
+2000-04-26 Neil Booth <NeilB@earthling.net>
+
+ * cpplib.h: "~=" is not a single pp-token.
+ * cpplex.c: Correct commentary.
+
+2000-04-26 Richard Henderson <rth@cygnus.com>
+
+ * flow.c (mark_set_1): New arguments code and flags; update all
+ callers. Track regno_first and regno_last; do HARD_REGNO_NREGS
+ test in one place. Tidy flags tests. Don't bias REG_N_REFS by
+ loop_depth when optimizing for size. Do new_dead update after
+ emitting REG_UNUSED notes. Merge mark_set_reg code.
+ (mark_set_reg): Remove.
+ (propagate_one_insn): Use mark_set_1 for call-clobbered registers;
+ arrange to not emit REG_UNUSED notes.
+
+2000-04-26 Richard Henderson <rth@cygnus.com>
+
+ * flow.c (find_auto_inc): Use pbi->bb instead of BLOCK_FOR_INSN.
+ * ssa.c (convert_from_ssa): Don't run compute_bb_for_insn.
+
+2000-04-26 Richard Henderson <rth@cygnus.com>
+
+ * flow.c (propagate_one_insn): Break out from propagate_block.
+ (init_propagate_block_info): Likewise.
+ (free_propagate_block_info): Likewise.
+ (propagate_block): Use them. Export.
+ * basic-block.h: Declare them all.
+
+2000-04-26 Richard Henderson <rth@cygnus.com>
+
+ * basic-block.h (life_analysis): Declare here ...
+ * output.h: ... not here.
+ * flow.c (life_analysis): Remove nregs parameter; replace
+ remove_dead_code with flags. Remove ssa dead code check.
+ Only init alias analysis if we'll use it.
+ * reg-stack.c (reg_to_stack): Update life_analysis arguments.
+ * ssa.c (convert_to_ssa): Likewise.
+ (convert_from_ssa): Likewise.
+ * toplev.c (rest_of_compilation): Likewise.
+
+2000-04-26 Richard Henderson <rth@cygnus.com>
+
+ * flow.c (flow_delete_block): Rename from delete_block. Export.
+ * basic-block.h (flow_delete_block): Declare.
+
+2000-04-26 David S. Miller <davem@redhat.com>
+
+ * optabs.c (emit_libcall_block): Verify insns with INSN_P before
+ taking a PATTERN of it.
+
+2000-04-26 <NeilB@earthling.net>
+
+ * cpplex.c (spell_other, spell_char): Remove.
+ (SPELL_CHAR): New.
+ (token_spelling, trigraph_map): Use unsigned chars.
+ (_cpp_lex_line): Tidy up the switch statement.
+ * cpplib.h: Implement spell_char with spell_string.
+ (C): New.
+
+2000-04-26 <RodneyBrown@pmsc.com>
+
+ * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Warning removal.
+ * pa/pa64-regs.h (HARD_REGNO_MODE_OK): Warning removal.
+
+2000-04-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * dwarf2out.c (dw_cfi_oprnd_struct, dw_fde_struct, add_fde_cfi,
+ reg_save, dwarf2out_frame_debug_expr, dwarf2out_def_cfa,
+ dwarf2out_window_save, dwarf2out_args_size, dwarf2out_reg_save,
+ dwarf2out_return_save, dwarf2out_return_reg,
+ dwarf2out_stack_adjust, dwarf2out_frame_debug, primary_filename,
+ add_AT_lbl_id, add_AT_lbl_offset, type_tag, decl_start_label,
+ gen_compile_unit_die, dwarf2out_init): Constify a char*.
+
+ * dwarf2out.h (dwarf2out_init): Likewise.
+
+ * dwarfout.c (filename_entry, primary_filename, last_filename,
+ type_tag, output_compile_unit_die, dwarfout_init): Likewise.
+
+ * tree.h (dwarf2out_def_cfa, dwarf2out_window_save,
+ dwarf2out_args_size, dwarf2out_reg_save, dwarf2out_return_save,
+ dwarf2out_return_reg): Likewise.
+
+2000-04-26 Andreas Jaeger <aj@suse.de>
+
+ * extend.texi (Function Attributes): Fix description of pure
+ attribute.
+
+2000-04-26 Jason Merrill <jason@casey.cygnus.com>
+
+ * integrate.c (output_inline_function): Do clear DECL_DEFER_OUTPUT
+ before calling rest_of_compilation.
+
+2000-04-26 Andreas Jaeger <aj@suse.de>
+
+ * config/mips/linux.h: Remove erroneous commit of #if 0/#endif in
+ last patch.
+
+2000-04-25 Richard Henderson <rth@cygnus.com>
+
+ * cse.c (cse_insn): Emit barrier after unconditional jump.
+
+ * calls.c (expand_call): Disable tail call generation once
+ rtx_equal_function_value_matters is false.
+
+ * reg-stack.c (convert_regs_1): Treat EDGE_ABNORMAL_CALL edges
+ like EDGE_EH edges.
+
+2000-04-25 Jason Merrill <jason@casey.cygnus.com>
+
+ * dwarf2out.c (add_bound_info): Don't crash on an unexpanded SAVE_EXPR.
+
+ * dwarfout.c (output_decl): Ignore NAMESPACE_DECLs.
+
+ * dwarf2out.c (gen_subprogram_die): The class-scope declaration DIE
+ is the primary DIE for a member function.
+ (gen_decl_die): Call set_decl_origin_self here.
+ * dwarfout.c (output_decl): And here.
+ * integrate.c (output_inline_function): Not here.
+ Don't clear DECL_INLINE until after calling rest_of_compilation.
+ (set_decl_origin_self): No longer static.
+ * tree.h: Add prototype.
+ * toplev.c (note_deferral_of_defined_inline_function): Only write
+ out abstract instance for actual inlines.
+
+2000-04-25 Alexandre Oliva <aoliva@cygnus.com>
+
+ * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Return
+ EXTENDED_REGS only if TARGET_AM33.
+ * config/mn10300/mn10300.md (movsi, addsi): Avoid exposing
+ SP_REGS to register allocation and reloading unless absolutely
+ necessary.
+ (movsi3): Remove special-case of adding non-constants to SP.
+
+2000-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * aclocal.m4 (gcc_AC_NEED_DECLARATION): This macro now requires
+ INCLUDES to search and does not provide any of its own. Also it
+ now accepts optional ACTION-IF-NEEDED and ACTION-IF-NOT-NEEDED
+ parameters. Also it does not call AC_DEFINE.
+ (gcc_AC_NEED_DECLARATIONS): Likewise. Also this macro now calls
+ AC_DEFINE and provides for automatic entries for autoheader.
+ (gcc_AC_FUNC_PRINTF_PTR): Cleanup C code in test.
+
+ * configure.in (gcc_AC_NEED_DECLARATIONS): Save and restore CFLAGS
+ so we can pass -I flags and include gansidecl.h/system.h in this
+ test.
+
+ * acconfig.h: Delete all NEED_DECLARATION_* entries.
+
+2000-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * acconfig.h (ENABLE_STD_NAMESPACE, ENABLE_CHECKING,
+ ENABLE_TREE_CHECKING, ENABLE_RTL_CHECKING, ENABLE_GC_CHECKING,
+ ENABLE_GC_ALWAYS_COLLECT): Delete entries.
+
+ * configure.in (ENABLE_STD_NAMESPACE, ENABLE_CHECKING,
+ ENABLE_TREE_CHECKING, ENABLE_RTL_CHECKING, ENABLE_GC_CHECKING,
+ ENABLE_GC_ALWAYS_COLLECT): Use three argument form of AC_DEFINE
+ for these macros. Clean up spacing and linewraps.
+
+2000-04-26 Jason Merrill <jason@casey.cygnus.com>
+
+ * calls.c (expand_call): Use get_callee_fndecl.
+
+ * print-tree.c (print_node): Print the chain of an _EXPR.
+
+Tue Apr 25 16:16:04 2000 Andrew MacLeod <amacleod@cygnus.com>
+ Jim Wilson <wilson@cygnus.com>
+ Andrew Haley <aph@cygnus.com>
+
+ * config/ia64/crtbegin.asm: Add IA-64 unwind support. Correct alloc
+ and gp save/restore problems.
+ * config/ia64/crtend.asm: Add IA-64 unwind support.
+ * config/ia64/ia64.c (ia64_compute_frame_size): Don't include pr_size
+ in fr_pad_size calculation.
+ (save_restore_insns): Move PR save area. Correct uses of
+ RTX_FRAME_RELATED_P.
+ (ia64_expand_prologue): Mark alloc with RTX_FRAME_RELATED_P.
+ (ia64_expand_epilogue): Add eh_epilogue support.
+ (ia64_function_prologue): Emit .prologue directive.
+ (ia64_init_machine_status, ia64_mark_machine_status): New functions.
+ (ia64_override_options): Set init_machine_status and
+ mark_machine_status.
+ (rtx_needs_barrier): Handle bsp reads and writes.
+ (spill_offset, sp_offset, spill_offset_emitted, tmp_reg, tmp_saved):
+ New static variables.
+ (process_set, process_for_unwind_directive): New functions.
+ * config/ia64/ia64.h (ASM_OUTPUT_XDATA_CHAR, ASM_OUTPUT_XDATA_SHORT,
+ ASM_OUTPUT_XDATA_INT, ASM_OUTPUT_XDATA_DOUBLE_INT, ASM_OUTPUT_EH_CHAR,
+ ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT, ASM_OUTPUT_EH_DOUBLE_INT): New
+ macros.
+ (EH_FRAME_SECTION_ASM_OP): Define to IA_64.unwind section.
+ (IA64_UNWIND_INFO, HANDLER_SECTION, IA64_UNWIND_EMIT): Define.
+ (struct machine_function): Define.
+ * config/ia64/ia64.md (bsp_value, set_bsp, eh_epilogue): New patterns.
+
+2000-04-25 Bruce Korb <bkorb@gnu.org>
+
+ * fixinc/Makefile.in: make the removal of old programs more
+ robust
+ * fixinc/mkfixinc.sh: use the two new targets in the Makefile:
+ install-bin and install-sh
+
+2000-04-25 Nick Clifton <nickc@cygnus.com>
+
+ * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): If not
+ defined, define to return zero.
+ (function_cannot_inline_p): If a function has any target
+ specific attributes, then use the macro
+ FUNCTION_ATTRIBUTE_INLINABLE_P to allow the target to decide
+ whether it can be inlined. If it cannot, issue a suitable
+ explanation.
+
+ * tm.texi: Add a new node 'Inlining' to document the new macro
+ FUNCTION_ATTRIBUTE_INLINABLE_P.
+
+2000-04-25 Zack Weinberg <zack@wolery.cumb.org>
+
+ * cpplib.h (struct cpp_buffer): Add 'mapped' flag; fix
+ commentary.
+
+2000-04-25 Neil Booth <NeilB@earthling.net>
+
+ Restore previous patch, plus the following fixes:
+
+ * cpphash.c (_cpp_create_definition): Test PREV_WHITESPACE in
+ flags, not CPP_OPEN_PAREN.
+ * cpplex.c (expand_token_space, init_token_list,
+ cpp_free_token_list): Put the dummy token at list->tokens[-1].
+ (_cpp_lex_line, _cpp_lex_file): token list is 0-based.
+
+Tue Apr 25 14:06:40 2000 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
+
+ * config/i386/freebsd.h (INT_ASM_OP): Define.
+
+Tue Apr 25 14:51:07 MET DST 2000 Jan Hubicka <jh@suse.cz>
+
+ * loop.c (strength_reduce): Fix typo in the last checkin.
+
+Tue Apr 25 07:33:12 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * stor-layout.c (finalize_record_size): Simplify to use existing
+ functions.
+ (compute_record_mode): No longer static.
+ * tree.h (compute_record_mode): New declaration.
+
+2000-04-25 Neil Booth <NeilB@earthling.net>
+
+ * Revert my patch below until cause of build failures
+ determined.
+
+2000-04-25 Richard Henderson <rth@cygnus.com>
+
+ * combine.c (combine_instructions): Add missing argument
+ to try_combine.
+
+ * toplev.c (rest_of_compilation): Delay sibcall optimization
+ until after emit_eh_context.
+
+2000-04-24 Nick Clifton <nickc@redhat.com>
+
+ * combine.c (combine_instructions): Do not try to combine a
+ sequence of insns when the second insn has been replaced by a
+ note.
+
+Mon Apr 24 17:34:18 2000 Mumit Khan <khan@xraylith.wisc.edu>
+
+ * gcc.c (load_specs): New static function.
+ (read_specs): Use it.
+
+ * gcc.c (lookup_compiler): Make multiple passes for case
+ insensitive filesystems.
+
+2000-04-24 Neil Booth <NeilB@earthling.net>
+
+ * cpphash.c: replace HSPACE_BEFORE with PREV_WHITESPACE.
+ * cpphash.h (_cpp_check_directive): new.
+ * cpplex.c (handle_newline, cpp_free_token_list,
+ init_trigraph_map, trigraph_ok, trigraph_replace,
+ backslash_start, skip_block_comment, skip_line_comment,
+ skip_whitespace, parse_name, parse_number, parse_string,
+ copy_comment, _cpp_lex_line, spell_char, spell_string,
+ spell_comment, spell_name, spell_other, _cpp_lex_file,
+ _cpp_output_list): new.
+ (expand_name_space): take length argument.
+ (init_token_list): add comment list initialisation.
+ (cpp_scan_line): use auto_expand_name_space. PREV_WHITESPACE
+ instead of HSPACE_BEFORE.
+
+ * cpplib.c (_cpp_check_directive): new
+ * cpplib.h (cpp_name, PREV_WHITESPACE, PREV_COMMENT,
+ DIGRAPH, UNSIGNED_INT, TOK_NAME): new.
+ (HSPACE_BEFORE): delete.
+ (TTYPE_TABLE): rearrange.
+ (struct cpp_toklist): update.
+
+2000-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * aclocal.m4 (gcc_AC_HEADER_STRING, gcc_AC_FUNC_PRINTF_PTR,
+ gcc_AC_C_VOLATILE, gcc_AC_FUNC_MKDIR_TAKES_ONE_ARG): Use the three
+ argument form of AC_DEFINE.
+
+ * configure.in (DEFAULT_LINKER, DEFAULT_ASSEMBLER,
+ HAVE_INTTYPES_H, PACKAGE, VERSION, ENABLE_WIN32_REGISTRY,
+ WIN32_REGISTRY_KEY, HAVE_GAS_SUBSECTION_ORDERING, HAVE_GAS_WEAK,
+ HAVE_GAS_HIDDEN, HAVE_AS_REGISTER_PSEUDO_OP, AS_SPARC64_FLAG,
+ HAVE_AS_OFFSETABLE_LO10, ENABLE_NEW_GXX_ABI): Likewise.
+
+ * acconfig.h: Delete stubs made redundant by 3-arg AC_DEFINE.
+
+2000-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * Makefile.in (GCC_FOR_TARGET, GCC_CFLAGS, LIBGCC2_INCLUDES,
+ deduced.h): Use -isystem, not -I, for including system headers.
+
+2000-04-24 Nick Clifton <nickc@cygnus.com>
+
+ * config/fr30/fr30.md (addsi3): Do not use small add instruction if
+ the source register is the frame pointer or arg pointer.
+ (addsi3_small_int): Disallow if source register is the frame
+ pointer or arg pointer.
+
+2000-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * configure.in (ENUM_BITFIELDS_ARE_UNSIGNED): Delete redundant
+ call to AC_MSG_RESULT.
+
+2000-04-24 Martin v. Löwis <loewis@informatik.hu-berlin.de>
+
+ * invoke.texi: Correct grammatical errors, document
+ -fno-gnu-keywords as identical to -fno-asm for C++.
+
+2000-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * aclocal.m4: (GCC_HEADER_STRING, GCC_NEED_DECLARATION,
+ GCC_NEED_DECLARATIONS, GCC_FUNC_VFPRINTF_DOPRNT,
+ GCC_FUNC_PRINTF_PTR, GCC_PROG_LN_S, GCC_PROG_LN, GCC_C_VOLATILE,
+ AC_GCC_C_LONG_DOUBLE, GCC_FUNC_MKDIR_TAKES_ONE_ARG,
+ EGCS_PROG_INSTALL): Rename autoconf macros with prefix gcc_AC_.
+
+ * configure.in (AC_GCC_C_LONG_DOUBLE, GCC_PROG_LN, GCC_PROG_LN_S,
+ GCC_C_VOLATILE, EGCS_PROG_INSTALL, GCC_HEADER_STRING,
+ GCC_FUNC_VFPRINTF_DOPRNT, GCC_FUNC_PRINTF_PTR,
+ GCC_NEED_DECLARATIONS, GCC_FUNC_MKDIR_TAKES_ONE_ARG): Invoke with
+ new macros names.
+
+2000-04-24 Mumit Khan <khan@xraylith.wisc.edu>
+
+ * c-pragma.c (push_alignment): Use BITS_PER_UNIT macro.
+ (pop_alignment): Likewise.
+ (handle_pragma_token): Likewise.
+
+2000-04-24 Robert Lipe <robertlipe@usa.net>
+
+ * tree.h (tree_decl): Member `mode' now ENUM_BITFIELD.
+
+2000-04-24 Hiroyuki Machida <machida@sm.sony.co.jp>
+
+ * combine.c (try_combine): Update reg_nonzero_bits of
+ newi2pat before newpat.
+
+Mon Apr 24 10:19:48 MET DST 2000 Jan Hubicka <jh@suse.cz>
+
+ * loop.c (strength_reduce): Simplify test to INSN_P.
+ (record_giv): Attempt to simplify the add value, use CONSTANT_P
+ expressions instead of CONST_INT.
+ (express_from_1): Likewise.
+
+2000-04-24 Mark Mitchell <mark@codesourcery.com>
+
+ * regs.h (reg_n_max): Don't declare.
+ * flow.c (reg_n_max): Don't define.
+ * regclass.c (renumber): Don't initialize to zero.
+ (regno_allocated): Likewise.
+ (reg_n_max): Define.
+ (allocate_reg_info): Don't initialize unnecessarily.
+
+Mon Apr 24 00:21:36 2000 Jeffrey A Law (law@cygnus.com)
+
+ * genattrtab.c (find_attr): Initialize unsigned_p, func_units_p
+ and blockage_p in the newly allocated attribute.
+
+Sun Apr 23 20:16:49 2000 Alexandre Oliva <aoliva@cygnus.com>
+
+ * config/mn10300/mn10300.md (addsi): `inc4' on address
+ registers does not modify cc, but `inc' on an extended
+ register does.
+
+Sun Apr 23 16:24:35 2000 Denis Chertykov <denisc@overta.ru>
+
+ * reload.c (find_equiv_reg): Checks all valueno regs
+ as a reload_reg_p regs.
+
+2000-04-23 Zack Weinberg <zack@wolery.cumb.org>
+
+ * cpphash.c (collect_objlike_expansion): Add sanity check.
+ (special_symbol): Remove case T_CONST, T_XCONST, T_MCONST. If
+ the buffer is the empty string, return. Mark __DATE__ and
+ __TIME__ as XCONST nodes, not MCONST.
+ (_cpp_macroexpand): Avoid pushing an empty buffer.
+ (funlike_macroexpand): Don't pop token_buffer here.
+
+Sun Apr 23 18:37:53 2000 Alexandre Oliva <aoliva@cygnus.com>
+
+ * config/mn10300/mn10300.h (REGNO_IN_RANGE_P): New macro.
+ (REGNO_DATA_P, REGNO_ADDRESS_P, REGNO_SP_P): New macros.
+ (REGNO_EXTENDED_P, REGNO_AM33_P): New macros.
+ (REGNO_OK_FOR_BASE_P): Define in terms of them.
+ (REGNO_OK_FOR_BIT_BASE_P, REGNO_OK_FOR_INDEX_P): Likewise.
+ (REG_OK_FOR_BASE_P): Define in terms of the REGNO macro.
+ (REG_OK_FOR_BIT_BASE_P, REG_OK_FOR_INDEX_P): Likewise.
+
+Sun Apr 23 22:23:08 MET DST 2000 Jan Hubicka <jh@suse.cz>
+
+ * loop.c (simplify_giv_expr): Be more agressive on simplifying
+ constant MULT givs.
+
+2000-04-23 Zack Weinberg <zack@wolery.cumb.org>
+
+ * cpphash.h (struct definition): Move file, line, col members...
+ (struct hashnode): ... here. Also add 'disabled' flag.
+ (enum node_type): Add T_VOID, T_XCONST, T_FMACRO, and
+ T_IDENTITY. Remove T_DISABLED.
+ Update prototypes.
+
+ * cpphash.c (_cpp_dump_definition): Split out dump_DEFINITION.
+ (collect_expansion): Split into collect_objlike_expansion and
+ collect_funlike_expansion.
+ (_cpp_macroexpand): Split out scan_arguments, stringify, and
+ funlike_macroexpand.
+ (_cpp_compare_defs): Rename compare_defs, make static.
+ (_cpp_make_hashnode): Initialize hp->disabled.
+ (macro_cleanup): Adjust for new token types. Clear
+ m->disabled.
+ (_cpp_create_definition): Move code here to determine what
+ sort of macro it is, and code to check for redefinitions, from
+ do_define. Implement a few simple cases without creating a
+ full DEFINITION.
+ (_cpp_macroexpand, special_symbol, _cpp_dump_definition):
+ Handle the simple cases.
+ (push_macro_expansion): Set buf->has_escapes and hp->disabled
+ here.
+
+ * cppinit.c (builtin_array): Change MCONST to XCONST
+ everywhere.
+ * cpplex.c (maybe_macroexpand): Handle IDENTITY macros here;
+ fix check for disabled and function-like macros.
+ * cpplib.c (do_define): Move most logic to
+ _cpp_create_definition.
+ (do_undef): Handle new special token types.
+
+Sun Apr 23 14:27:44 MET DST 2000 Jan Hubicka <jh@suse.cz>
+
+ * loop.c (maybe_eliminate_biv_1): Use GET_CODE (x) == CONST_INT instead
+ of CONSTANT_P for mult_val; always use validate_change to update insn.
+
+2000-04-22 Zack Weinberg <zack@wolery.cumb.org>
+
+ * cpphash.c (trad_stringify, add_pat): New functions.
+ (collect_expansion): Restore support for -traditional syntax.
+ Use trad_stringify and add_pat.
+ (_cpp_macroexpand): Restore support for -traditional semantics.
+ * cpplex.c (_cpp_scan_line): Don't change space_before if we
+ get a COMMENT token.
+ (_cpp_lex_token): Provide COMMENT tokens to caller if
+ traditional and parsing_define_directive.
+ (skip_comment): Warn about // comments if -Wtraditional.
+ * cpplib.c (do_define): Fix typo. Create EMPTY nodes with
+ proper node type.
+ (do_undef): Don't warn about undefining EMPTY nodes.
+
+Sat Apr 22 22:35:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
+
+ * loop.c (strength_reduce): Fix biv removal code.
+
+2000-04-22 Richard Henderson <rth@cygnus.com>
+
+ * predict.c (estimate_probability): Examine both sides of
+ a branch for no exits. Use 90% not 50% for predict taken.
+ Reorg for one copy of note generation code.
+
+2000-04-22 Richard Henderson <rth@cygnus.com>
+
+ * flow.c (mark_used_reg): Hack around rs6000 eliminable pic reg.
+
+2000-04-22 Richard Henderson <rth@cygnus.com>
+
+ * diagnostic.c (init_output_buffer): Don't initialize format_args.
+ (output_clear): Likewise.
+ (output_printf): Use va_copy.
+ (vline_wrapper_message_with_location): Likewise.
+ (v_message_with_decl): Likewise.
+ (line_wrapper_printf): VA_START infor buffer.format_args directly.
+ * system.h (va_copy): Provide default implementation.
+
+2000-04-22 Richard Henderson <rth@cygnus.com>
+
+ * predict.c (expected_value_to_br_prob): Don't bomb if op1 of
+ the collected condition is not a constant.
+
+2000-04-22 Gabriel Dos Reis <gdr@codesourcery.com>
+
+ * diagnostic.h: New file.
+
+ * Makefile.in (diagnostic.o): Depends on diagnostic.h
+
+ * diagnostic.c: Tweak. Rationalize the output logic. Adjust
+ various function prototypes.
+ (diagnostic.h): #include.
+ (struct output_buffer): Move into diagnostic.h.
+ (get_output_prefix): Rename to output_get_prefix. Export.
+ (init_output_buffer): Export. Break out. Ajust intialization.
+ (output_space_left, output_append): Export.
+ (output_newline): Rename to output_add_newline. Export.
+ (output_clear): Nullify additional output_buffer fields.
+ (output_puts): Rename to output_add_string. Export.
+ (dump_output): Rename to output_flush_on. Export.
+ (build_location_prefix): Constify return-type.
+ (emit_output_prefix): Rename to output_emit_prefix. Export.
+ (set_real_maximum_length): New function.
+ (output_set_maximum_length): Ditto
+ (output_clear): Ditto.
+ (output_add_character): Ditto.
+ (output_add_integer): Ditto.
+ (output_add_space): Ditto.
+ (output_format): Ditto.
+ (output_printf): Adjust buffer initialization.
+ (vline_wrapper_message_with_location): Ditto.
+ (v_message_with_decl): Ditto. Adjust call to output_puts
+ and get_output_prefix.
+ (default_print_error_function): Adjust buffer intialization.
+
+Sat Apr 22 06:45:04 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.c (preexpand_calls, case CALL_EXPR): Don't look at TYPE_SIZE
+ of VOID_TYPE.
+
+Fri Apr 21 18:33:09 2000 Alexandre Oliva <aoliva@cygnus.com>
+
+ * config/mn10300/mn10300.h (REGNO_REG_CLASS): Use NO_REGS instead
+ of explicit 0.
+
+Fri Apr 21 18:30:00 2000 Alexandre Oliva <aoliva@cygnus.com>
+
+ * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Provide more
+ accurate data about SP moves.
+
+Fri Apr 21 18:28:28 2000 Alexandre Oliva <aoliva@cygnus.com>
+
+ * config/mn10300/mn10300.h (ADDITIONAL_REGISTER_NAMES): Added
+ aliases to AM33 registers.
+
+Fri Apr 21 18:26:17 2000 Alexandre Oliva <aoliva@cygnus.com>
+
+ * config/mn10300/mn10300.h (REG_CLASS_CONTENTS): Added register 16
+ to all EXTENDED bitmaps.
+
+Fri Apr 21 18:17:12 2000 Alexandre Oliva <aoliva@cygnus.com>
+
+ * config/mn10300/mn10300-protos.h (mn10300_address_cost): Declare.
+ * config/mn10300/mn10300.h (ADDRESS_COST): New macro.
+ * config/mn10300/mn10300.c (mn10300_address_cost): New function.
+
+Fri Apr 21 18:11:56 2000 Alexandre Oliva <aoliva@cygnus.com>
+
+ * config/mn10300/mn10300.md (movdi, movdf): Do not use `movu' when
+ the operand is not constant.
+
+Fri Apr 21 14:58:29 2000 Denis Chertykov <denisc@overta.ru>
+
+ * reload.c (find_equiv_reg): Checks all valueno and regno regs
+ as a call-clobbered regs.
+
Fri Apr 21 13:30:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+ * rtl.c: Use NOTE_INSN_REPEATED_LINE_NUMBER and NOTE_INSN_RANGE_BEG.
+ * rtl.h: Likewise.
+ * rtl.def: Update comment.
+ * function.c (expand_function): Use NOTE_INSN_REPEATED_LINE_NUMBER.
+ * integrate.c (expand_inline_function): Likewise.
+ * profile.c (branch_prob): Likewise.
+ * ggc-common.c (ggc_mark_rtx_children): Use NOTE_INSN_RANGE_BEG.
+ * print-rtl.c (print_rtx): Likewise.
+ * haifa-sched.c (sched_analyze, unlink_other_notes): Likewise.
+ (reemit_notes): Likewise; also use enum insn_note.
+
+ * stor-layout.c (layout_decl): Only set DECL_MODE if not already set.
+ (place_field): Properly compute know and actual alignment.
+
+ * gengenrtl.c (gencode): Write obstack_alloc_rtx function start
+ in proper format.
+
* cse.c (cse_insn): In (set REG0 REG1) case, remove a REG_EQUAL
note for REG1.
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