1 Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
3 * objc/objc-act.c: New command line option -fconstant-string-class
4 to allow specifying a user defined constant string class,
5 different from NXConstantString.
7 * toplev.c: Moved the Objective-C specific options to
10 * objc/lang-options.h: Moved the Objective-C specific options from
11 toplev.c. Added -fconstant-string-class.
13 2000-08-05 Chris Demetriou <cgd@sibyte.com>
15 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
16 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
17 __CTOR_LIST__ from func_ptr array to just func_ptr, to
18 avoid extra alignment imposed on arrays.
19 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
20 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
22 * mips.h: Clean up comments and spacing near MASKs.
23 (TARGET_UNIX_ASM): Delete.
24 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
25 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
28 2000-08-05 Joseph S. Myers <jsm28@cam.ac.uk>
30 * c-common.c (print_char_table): Add entries for the X/Open '
31 format flag (print decimals with locale's thousands grouping
32 character). Make %C expect wint_t.
33 (check_format_info): If pedantic, warn when the %n$ operand
34 number form is used. Allow for the ' flag; warn about it if
37 2000-08-05 Zack Weinberg <zack@wolery.cumb.org>
39 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
40 type is a float mode, cfun->decl's return type is not, and
41 TARGET_FLOAT_RETURNS_IN_80387.
43 2000-08-04 Andreas Schwab <schwab@suse.de>
45 * cppmain.c (cb_def_pragma): Skip the first two tokens from the
46 token list, which are always `#' and `pragma'.
48 2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
50 * tree.c (tree_expr_nonnegative_p): Move to...
51 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
52 (rtl_expr_nonnegative_p): New.
53 * tree.h: Add prototype for rtl_expr_nonnegative_p.
55 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
56 CONST_DOUBLE_CHAIN: Move to...
57 * rtl.h: ...here. Use XCINT/XCEXP.
59 * Makefile.in: Remove toplev.o from OBJS. Add rule to make
60 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
61 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
64 * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
66 2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
68 * config/c4x/c4x.md (return_indirect_internal): New.
69 * config/c4x/c4x.c (c4x_expand_epilogue): Use it.
71 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
73 * c-common.c (time_char_table): Mark up formats added in C99 and
74 make other corrections. %D and %g were added in C99. %Og is an
75 extension. %EX is permitted. %R, %T, %n, %r, %t were added in
76 C99. %e was added in C99. %Oj is an extension. %G and %z are in
77 C99 rather than GNU extensions, but %OG and %Oz are extensions.
78 %h was added in C99. %C was added in C99. %OY and %OC are
79 extensions. Add the C99 format %F.
80 (check_format_info): If pedantic and not in C99 mode, warn for C99
83 Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
85 * function.c (schedule_fixup_var_refs): New function, broken out
86 of put_reg_into_stack.
87 (put_reg_into_stack): Use it.
88 (put_var_into_stack): In CONCAT case, fixup up references for
89 components only after fixing up references to the whole concat.
91 2000-08-04 Rodney Brown <RodneyBrown@pmsc.com>
93 * alias.c (mark_constant_function): Use INSN_P.
94 (init_alias_analysis): Likewise.
95 * combine.c (combine_instructions): Use INSN_P.
96 (can_combine_p): Likewise.
97 (try_combine): Likewise.
98 (distribute_notes): Likewise.
99 (distribute_links): Likewise.
100 * cse.c (cse_around_loop): Use INSN_P.
101 (invalidate_skipped_block): Likewise.
102 (cse_set_around_loop): Likewise.
103 (cse_end_of_basic_block): Likewise.
104 (delete_trivially_dead_insns): Likewise.
105 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
106 (unshare_all_rtl_1): Likewise.
107 (next_cc0_user): Likewise.
108 (try_split make_insn_raw): Likewise.
109 (remove_unnecessary_notes): Likewise.
110 * final.c (shorten_branches): Use INSN_P.
111 (leaf_renumber_regs): Likewise.
112 (leaf_renumber_regs_insn): Likewise.
113 * flow.c (find_label_refs): Use INSN_P.
114 (verify_wide_reg): Likewise.
115 (notice_stack_pointer_modification): Likewise.
116 (count_or_remove_death_notes): Likewise.
117 (verify_flow_info): Likewise.
118 (clear_log_links): Likewise.
119 * function.c (fixup_var_refs_insns): Use INSN_P.
120 (compute_insns_for_mem): Likewise.
121 * gcse.c (alloc_gcse_mem): Use INSN_P.
122 (compute_sets): Likewise.
123 (compute_hash_table): Likewise.
124 (classic_gcse): Likewise.
126 (insert_insn_end_bb): Likewise.
127 (delete_null_pointer_checks_1): Likewise.
128 * global.c (expand_preferences): Use INSN_P.
129 (build_insn_chain): Likewise.
130 * graph.c (node_data): Use INSN_P.
131 * haifa-sched.c (priority): Use INSN_P.
132 (rm_line_notes): Likewise.
133 (rm_other_notes): Likewise.
134 (find_insn_reg_weight): Likewise.
135 (init_target_units): Likewise.
136 (schedule_block): Likewise.
137 (compute_block_forward_dependences): Likewise.
138 (debug_dependencies): Likewise.
139 (set_priorities): Likewise.
140 * integrate.c (function_cannot_inline_p): Use INSN_P.
141 (save_parm_insns): Likewise.
142 (copy_insn_list): Likewise.
143 * jump.c (mark_all_labels): Use INSN_P.
144 (never_reached_warning): Likewise.
145 * lcm.c (optimize_mode_switching): Use INSN_P.
146 * local-alloc.c (validate_equiv_mem): Use INSN_P.
147 (memref_used_between_p): Likewise.
148 (update_equiv_regs): Likewise.
149 (block_alloc): Likewise.
150 (no_conflict_p): Likewise.
151 * loop.c (scan_loop): Use INSN_P.
152 (find_and_verify_loops): Likewise.
153 (count_loop_regs_set): Likewise.
154 (loop_reg_used_before_p): Likewise.
155 (strength_reduce): Likewise.
156 (recombine_givs): Likewise.
157 (check_dbra_loop): Likewise.
158 (load_mems): Likewise.
159 (try_copy_prop): Likewise.
160 * print-rtl.c (print_rtx): Use INSN_P.
161 * recog.c (find_single_use): Use INSN_P.
162 * reg-stack.c (stack_regs_mentioned): Use INSN_P.
163 (next_flags_user): Likewise.
164 (swap_rtx_condition): Likewise.
165 * regmove.c (mark_flags_life_zones): Use INSN_P.
166 (optimize_reg_copy_1): Likewise.
167 (optimize_reg_copy_2): Likewise.
168 (optimize_reg_copy_3): Likewise.
169 (reg_is_remote_constant_p): Likewise.
170 (fixup_match_2): Likewise.
171 (regmove_optimize): Likewise.
172 (fixup_match_1): Likewise.
173 * regrename.c (build_def_use): Use INSN_P.
174 (replace_reg_in_block): Likewise.
175 (consider_use): Likewise.
176 * reload.c (find_equiv_reg): Use INSN_P.
177 * reload1.c (reload): Use INSN_P.
178 (maybe_fix_stack_asms): Likewise.
179 (calculate_needs_all_insns): Likewise.
180 (reload_as_needed): Likewise.
181 (emit_output_reload_insns): Likewise.
182 (delete_address_reloads_1): Likewise.
183 (reload_cse_regs_1): Likewise.
184 (reload_combine): Likewise.
185 (reload_cse_move2add): Likewise.
186 * reorg.c (redundant_insn): Use INSN_P.
187 (dbr_schedule): Likewise.
188 * resource.c (find_dead_or_set_registers): Use INSN_P.
189 (mark_target_live_regs): Likewise.
190 * rtlanal.c (reg_used_between_p): Use INSN_P.
191 (reg_referenced_between_p): Likewise.
192 (reg_set_between_p): Likewise.
193 (reg_set_p): Likewise.
194 (single_set): Likewise.
195 (multiple_sets): Likewise.
196 (find_last_value): Likewise.
197 (reg_set_last): Likewise.
198 (find_reg_note): Likewise.
199 (find_regno_note): Likewise.
200 * sibcall.c (sequence_uses_addressof): Use INSN_P.
201 * simplify-rtx.c (cselib_process_insn): Use INSN_P.
202 * ssa.c (find_evaluations): Use INSN_P.
203 (rename_block): Likewise.
204 (rename_equivalent_regs): Likewise.
205 * unroll.c (loop_find_equiv_value): Use INSN_P.
206 (set_dominates_use): Likewise.
207 * varasm.c (mark_constant_pool): Use INSN_P.
208 (mark_constants): Likewise.
209 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
210 (alphaev4_next_group): Likewise.
211 (alphaev5_next_group): Likewise.
212 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
213 (c4x_rptb_rpts_p): Likewise.
214 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
215 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
216 (rs6000_adjust_priority): Likewise.
217 * config/sh/sh.c (sh_loop_align): Use INSN_P.
218 (machine_dependent_reorg): Likewise.
219 (split_branches): Likewise.
220 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
222 Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com)
224 * combine.c (recog_for_combine): Remove the old notes
225 prior to attempting to recognize the new pattern.
226 (distribute_notes): Ignore REG_NONNEG notes.
228 2000-08-04 Chandrakala Chavva <cchavva@redhat.com>
230 * varasm.c (output_constructor): Add .align 0 for packed vars.
232 2000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca>
234 * configure.in: Use default thread_file even when enable_threads is
235 yes or dce because hpux10.20 pa port uses MULTILIB implementation.
236 * configure: Rebuilt.
238 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
240 2000-08-04 Donn Terry (donnte@microsoft.com)
242 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
244 2000-08-04 Mark Elbrecht <snowball3@bigfoot.com>
246 * i386/x-djgpp: Delete code that conditionally modifies target_alias.
247 Delete code that conditionally modifies 'version'.
248 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
249 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
250 * gcc.c (main): Use it.
251 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
252 * prefix.c (update_path): Use it.
253 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
254 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
255 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
257 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
258 (SUBTARGET_SWITCHES): Adjust.
259 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
261 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
263 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
265 * c-common.h (flag_isoc94): Declare.
266 * c-decl.c (flag_isoc94): Define.
267 (c_decode_option): Set flag_isoc94 as appropriate.
268 * c-common.c (T_PD, T_IM, T_UIM): Define.
269 (format_char_info): Add tlen and jlen.
270 (print_char_table): Add entries for %t and %j. Allow %zn. Allow
272 (scan_char_table): Add entries for %t and %j. Allow %F. Allow
274 (time_char_table): Add NULL entries for %t and %j.
275 (check_format_info): Allow for %t and %j. Warn for %F if pedantic
276 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
277 Warn for printf %lf if pedantic and not C99. Don't warn for empty
278 precision. Allow precision argument to be unsigned int. If
279 pedantic, warn for %p passed an argument not a pointer to possibly
280 qualified void or a possibly qualified character type, and for
281 pointer targets of the wrong sign, except for character pointers.
283 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
285 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
286 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
287 (wint_type_node): Define.
288 * c-decl.c (WINT_TYPE): Define.
289 (init_decl_processing): Create the wint_type_node type.
290 * c-common.c (T_WI): Define.
291 (print_char_table): Use T_WI for %lc format.
293 2000-08-04 Bruce Korb <bkorb@gnu.org>
295 * fixinc/: Verified that the MSDOS patch does not break
296 the UNIX functionality and applied the next three patches
299 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
301 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
302 output file with the temporary one by appending ".X" to generate
303 the temporary fuile's name. If the output file already has an
304 extension, replace it with ".X".
306 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
307 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
308 reallocate the command buffer while copying the command-line
309 argument. Redirect the output directly to the temporary file,
310 instead of going through another temporary file.
311 (process): Close the temporary file before unlinking it.
312 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
313 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
314 (run_compiles): Pass p_fixd argument to machine_matches, as it
317 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
318 environment, assume there are no symlinks in the include
319 directory. When cleaning up the DONE files, look for them
320 case-insensitively. Don't try to remove symlinks if they aren't
323 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
324 all callers changed. Declare pz "const char *", to avoid compiler
327 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
328 Change prototype of make_raw_shell_str.
330 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
332 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
333 (initialize) [__MSDOS__]: Use tempnam.
334 (initialize): Don't use SIGPIPE if it is not defined.
336 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
339 2000-07-25 Bruce Korb <bkorb@gnu.org>
341 * fixinc/fix*.[ch]: substantially reworked to make it possible
342 to run this program without using fork(2) or pipe(2) (i.e. in
345 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
347 * cppdefault.h (WINT_TYPE): Define.
348 * cppinit.c (builtin_array): Define __WINT_TYPE__.
349 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
350 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
352 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
354 * (mips_legitimate_address_p): Don't allow register+offset
355 if the offset is large and negative, and we are compiling
356 for 64 bit registers.
358 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
360 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
361 insn_code_number + 1.
363 2000-08-04 Kazu Hirata <kazu@hxi.com>
365 * h8300.c (function_prologue): Rearrange code for conciseness.
366 (function_epilogue): Likewise.
367 * h8300.h (OK_FOR_U): Fix formatting.
369 * cse.c: Fix a comment typo. Fix formatting.
371 2000-08-03 Richard Henderson <rth@cygnus.com>
373 * config/i386/i386.md (return_indirect_internal): New.
374 * config/i386/i386.c (ix86_expand_epilogue): Use it.
376 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
378 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
380 (lex_line): Glue @ onto the beginning of identifiers and
381 string constants, in Objective-C mode.
382 (output_token, spell_token): Handle CPP_OSTRING.
383 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
384 beginning of a NAME or a STRING, in objc mode.
386 * cpplib.c (get_define_node): Do not permit identifiers that
387 begin with @ to be #defined.
388 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
389 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
391 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
392 * c-tree.h (build_objc_string): Delete prototype.
393 * objc/objc-tree.def: Delete OBJC_STRING_CST.
394 * c-lex.c (yylex): Use build_string for all three kinds of strings.
396 * c-parse.in, objc/objc-act.c: Update commentary.
398 2000-08-03 Mark Mitchell <mark@codesourcery.com>
400 * extend.texi: Fix typo in last change.
402 * extend.texi: Add commentary on statement-expressions and their
403 interactions with C++.
405 2000-08-03 Nick Clifton <nickc@cygnus.com>
407 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
408 * dwarf.h (LANG_JAVA): Change value to 0x000b.
410 2000-08-03 Anthony Green <green@cygnus.com>
412 * dwarf2out.c (gen_compile_unit_die): Add java language support.
413 (add_bound_info): Check for java language.
414 (is_java): New function.
415 * dwarfout.c (output_compile_unit_die): Ditto.
416 * dwarf.h (dwarf_source_language): Add java source language type.
417 * dwarf2.h (dwarf_source_language): Ditto.
419 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
421 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
424 * i386.c (ix86_expand_branch): Mode of comparison in
425 IF_THEN_ELSE is VOIDmode.
427 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
429 * gengenrtl.c, rtl.c: Avoid #elif.
431 2000-08-03 Michael Poole <poole@troilus.org>
433 * tm.texi (Register Classes): Clarify order of sub-initializers
434 in REG_CLASS_CONTENTS.
436 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
438 From SAITOH Masanobu:
439 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
441 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
443 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
444 is not supported by tradcpp and isn't actually needed for cygwin.
446 2000-08-03 Kazu Hirata <kazu@hxi.com>
448 * h8300.c: Fix a comment typo.
449 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
451 * jump.c: Fix formatting.
453 * toplev.c: Fix formatting.
455 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
457 * flow.c (find_auto_inc): Verify that we've got a REG before
458 peeking at its regno. Fail, don't abort if we can't find
459 the increment of the desired register.
461 * pa.md (shadd height reduction patterns/splitters): Remove.
463 2000-08-02 Jim Wilson <wilson@cygnus.com>
465 * config/ia64/ia64-protos.h (flag_ssa): Declare.
466 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
468 2000-08-02 Mark Mitchell <mark@codesourcery.com>
470 * dce.c: Remove all uses of assert.
471 * dwarf2out.c: Likewise.
472 * dwarfout.c: Likewise.
475 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
477 * gcc.h (lang_specific_driver): Constify second argument.
478 * gcc.c (translate_options, process_command, main): Likewise.
479 Constify variables to match. Cast second argument to
482 * cppspec.c, gccspec.c: Adjust type of second argument to
483 lang_specific_driver, and update code as necessary.
485 2000-08-02 Jakub Jelinek <jakub@redhat.com>
487 * loop.c (scan_loop): Ensure update_end label does not
488 go away until reg_scan_update is run.
490 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
492 * c-common.h: Prototype min_precision and c_build_qualified_type here...
493 * c-tree.h: ... not here.
494 * errors.h: Prototype fancy_abort.
496 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
497 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
498 * regrename.c (regrename_optimize): Make control flow explicit.
499 (replace_reg_in_block): Initialize reg_use to 0.
501 * i386.c (legitimate_address_p): Rename error label to
502 report_error to avoid namespace clash.
504 2000-08-02 Kazu Hirata <kazu@hxi.com>
506 * fold-const.c: Fix formatting.
508 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
510 * i386.c (legitimate_address_p): Accept other bases than
511 pic_offset_table_rtx for GOTOFF constructs.
513 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
515 * i386.md (shift to lea splitter): Use const_int_operand.
517 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
519 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
520 cppspec.c: Do not use 'legal' or 'illegal' in error messages
523 * cppmain.c (cb_define, cb_undef): Don't generate any output
524 if not done_initializing.
525 * cpplex.c (maybe_paste_with_next): When the token after a ##
526 is an omitted rest argument, only delete the token before it
527 if that token is a comma. Do not warn about bogus token
528 pastes for , ## rest_arg.
533 2000-08-02 Fred Fish <fnf@be.com>
535 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
536 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
539 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
540 Be directories to search path.
542 Remove support for __declspec(dllimport) and __declspec(dllexport).
543 This is leftover cruft from the earlier BeOS gcc port when BeOS
544 used Microsoft's PE object file format.
545 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
546 * config/i386/t-beos (winnt.o): Remove Makefile frag.
547 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
548 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
549 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
550 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
551 (REDO_SECTION_INFO_P): Remove.
552 (ASM_EXPORT_DECL): Remove.
553 (ASM_DECLARE_FUNCTION_NAME): Remove.
554 (ASM_DECLARE_OBJECT_NAME): Remove.
555 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
556 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
557 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
558 (STRIP_NAME_ENCODING): Remove.
560 Remove support for obsolete version of BeOS that is no longer
562 * configure.in (i*86-*-beospe*): Remove.
563 * config/i386/beos-pe.h: Remove.
565 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
566 Mark Mitchell <mark@codesourcery.com>
568 * Makefile.in (OBJS): Added dce.o.
569 (ssa.o): Updated target to include ssa.h.
571 (toplev.o): Likewise.
572 (dce.o): Created target.
573 * basic-block.h: Added comments.
574 (INVALID_BLOCK): Added definition.
575 (connect_infinite_loops_to_exit): Added declaration.
576 Moved SSA declarations to ssa.h.
577 * flow.c: Added inclusion of ssa.h.
578 (struct depth_first_search_dsS, depth_first_search_ds):
580 (compute_immediate_postdominators): Added definition.
581 (connect_infinite_loops_to_exit): Likewise.
582 (flow_dfs_compute_reverse_init): Likewise.
583 (flow_dfs_compute_reverse_add_bb): Likewise.
584 (flow_dfs_compute_reverse_execute): Likewise.
585 (flow_dfs_compute_reverse_finish): Likewise.
586 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
587 (LABEL_P): Added definition.
590 (BARRIER_P): Likewise.
591 (JUMP_TABLE_DATA_P): Likewise.
592 (INSN_DEAD_CODE_P): Likewise.
593 * ssa.c: Replaced inclusions with ssa.h inclusion.
594 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
595 (rename_registers): Removed unnecessary variables.
596 * ssa.h: Created by moving declarations from ssa.c and
598 * timevar.def: Defined TV_DEAD_CODE_ELIM.
599 * toplev.c: Added ssa.h inclusion.
600 (dump_file_index): Added DFI_dce.
601 (dump_file): Added "dce" entry.
603 (f_options): Added dce entry.
604 * invoke.texi: Document -fdce. Emphasize experimental status of
608 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
610 * cpperror.c (v_message): Split into _cpp_begin_message and
611 v_message macro. All callers updated.
612 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
615 * cppfiles.c (cpp_syshdr_flags): New function.
616 (read_include_file): Don't call cpp_output_tokens. Call
618 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
619 (cpp_reader_init): Don't initialize token_buffer. Call
620 _cpp_init_internal_pragmas.
621 (cpp_cleanup): Don't clear token_buffer.
622 (cpp_start_read): Don't worry about output from -D processing.
623 Don't call cpp_output_tokens.
624 (cpp_finish): Don't dump macros here. Don't call
626 * cppmacro.c (_cpp_dump_definition): Rename
627 cpp_dump_definition. Write directly to a FILE *.
628 (dump_funlike_macro): Delete.
629 (dump_macro_args): New.
631 * cpplex.c (TOKEN_LEN): Convert to inline function.
632 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
633 cpp_scan_line, _cpp_dump_list): Delete.
634 (cpp_printf, cpp_output_list): New.
635 (output_line_command): Don't worry about entering or leaving files.
636 (cpp_scan_buffer): Just output each token as we hit it.
637 (process_directive): Don't call cpp_output_tokens.
638 (_cpp_glue_header_name): Don't use token_buffer.
639 (output_token, dump_param_spelling): Write directly to a FILE *.
641 * cpplib.c (pass_thru_directive, dump_macro_name,
642 pragma_dispatch, do_pragma_gcc): Delete.
643 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
644 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
646 (do_error, do_warning, pragma_dependency): Call
647 _cpp_begin_message, then cpp_output_list.
648 (cpp_register_pragma, cpp_register_pragma_space,
649 _cpp_init_internal_pragmas): New.
650 (do_pragma): Walk the pragmas table here.
651 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
652 do_pragma_dependency): Return void.
653 (do_pragma_implementation): Moved to cppmain.c.
655 * cpplib.h: Update prototypes.
656 (struct cpp_reader): Remove printer, token_buffer,
657 token_buffer_size, and limit. Add struct cb, and pragmas.
658 (struct cpp_printer): Remove last_id and written.
659 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
660 CPP_ADJUST_WRITTEN): Delete.
661 * cpphash.h: Update prototypes.
662 (ufputs): New wrapper.
664 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
665 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
666 (main): Set up callbacks. Register #pragma implementation.
667 Dump macros from here.
669 2000-08-01 Geoff Keating <geoffk@cygnus.com>
671 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
672 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
673 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
674 insns if they have a REG_MAYBE_DEAD note attached.
675 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
676 (rs6000_emit_load_toc_table): TOC loads may go dead.
678 2000-08-01 Jim Wilson <wilson@cygnus.com>
680 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
681 type exists before using it. Use number of words as alignment
683 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
684 ia64_va_arg): Propagate ia64_function_args changes here.
686 2000-08-01 Richard Henderson <rth@cygnus.com>
688 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
689 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
691 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
694 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
695 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
696 unless TARGET_SH3E is set.
697 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
699 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
700 (ashlsi3_std): New pattern.
701 (ashlsi3 expander): Use it for TARGET_SH3.
702 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
704 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
706 * loop.c (canonicalize_condition): Use destination, not source to
707 determine SET's mode.
709 2000-07-31 Mark Mitchell <mark@codesourcery.com>
711 * flow.c (clear_log_links): Fix typo.
713 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
715 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
716 on targets which need more than one insn for a compare/cbranch
719 2000-07-31 Jim Wilson <wilson@cygnus.com>
721 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
722 when computing offset.
724 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
726 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
728 2000-07-31 Geoff Keating <geoffk@cygnus.com>
730 * flow.c (clear_log_links): Nuke global_live_at_start and
731 global_live_at_end data, since if the log_links stuff is invalid
732 so is global_live_at_*.
734 2000-07-31 Richard Henderson <rth@cygnus.com>
736 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
738 2000-07-31 Jakub Jelinek <jakub@redhat.com>
740 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
741 (_cpp_get_token): Don't macro expand a just pasted token if it
742 was pasted at no_expand_level.
744 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
746 * cppmacro.c (find_param, count_params, save_expansion):
747 Permit 'defined' as a macro parameter name.
749 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
751 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
752 xcpp to cpp throughout.
753 (native): Remove unnecessary dependency on cpp.
755 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
757 (.i spec): Add missing output-file spec to cc1 command line.
758 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
760 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
762 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
763 (implicit_decl_warning): New function.
764 (implicitly_declare): Use it.
765 * c-typeck.c (build_external_ref): Use implicit_decl_warning
766 to complain about implicit decls of builtins.
768 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
769 based on pedantic && flag_isoc99, if not already set.
770 * c-tree.h: Declare mesg_implicit_function_declaration.
771 Prototype implicit_decl_warning.
773 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
775 * Makefile.in (ssa.o): Updated header files in dependences.
776 * basic-block.h: Added compute_immediate_postdominators declaration.
777 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
779 * flow.c (compute_immediate_dominators): Updated comment.
780 (compute_immediate_postdominators): Added definition.
781 * rtl.h (HARD_REGISTER_P): Added definition.
782 * ssa.c: Include additional header files.
783 (assert): Added definition.
784 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
785 include select hard registers.
786 (ssa_rename_to_insert): Likewise.
787 (ssa_rename_from_initialize): Likewise.
788 (ssa_rename_from_lookup): Likewise.
789 (original_register): Likewise.
790 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
791 include select hard reigsters.
792 (ssa_rename_from_traverse): Likewise.
793 (ssa_rename_from_free): Likewise.
794 (ssa_rename_from_print): Likewise.
795 (ssa_rename_from_print_1): Likewise.
796 (ssa_rename_from_hash_function): Likewise.
797 (ssa_rename_from_equal): Likewise.
798 (ssa_rename_from_delete): Likewise.
799 (simplify_to_immediate_dominators): Removed in favor of
800 flow.c:compute_immediate_dominators.
801 (find_evaluations_1): Modified to work with hard registers.
802 (insert_phi_node): Likewise.
803 (insert_phi_nodes): Likewise.
804 (struct rename_set_data): Updated prev_reg comment.
805 (create_delayed_rename): Modified to work with hard registers.
806 (RENAME_NO_RTX): Updated comment.
807 (apply_delayed_renames): Modified to work with hard registers.
808 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
809 (rename_block): Updated to use revised ssa_rename_to interface.
810 (rename_registers): Updated to use revised ssa_rename_to and
811 ssa_rename_from interface.
812 (convert_to_ssa): Revised to use compute_immediate_dominators and
813 deal with hard registers.
814 (make_regs_equivalent_over_bad_edges): Modified to work with hard
815 registers. Added check for illegal unification of hard register.
816 (make_equivalent_phi_alternatives_equivalent): Modified to work
818 (compute_conservative_reg_partition): Likewise.
819 (coalesce_if_unconflicting): Modified to work with hard registers
820 and check for conflicting hard registers.
821 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
823 (rename_equivalent_regs_in_insn): Modified to work with hard
825 (record_canonical_element_1): Added definition.
826 (check_hard_regs_in_partition): Added definition.
827 (convert_from_ssa): Added data structure deallocation and check
828 for illegal hard register unification.
829 (conflict_hard_regs_p): Added definition.
830 * toplev.c (rest_of_compilation): Added comment.
832 2000-07-31 Anthony Green <green@redhat.com>
834 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
836 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
838 * builtins.c (expand_builtin_apply): Don't defer pop during
841 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
843 * calls.c (combine_pending_stack_adjustment_and_call): Only use
844 preferred_unit_stack_boundary when it is > 1.
846 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
848 * c-common.c (init_function_format_info): Add C99 format functions
851 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
852 void' or 'register void' as being the special case of 'void' alone
855 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
856 discarding qualifiers into a plain warning.
858 2000-07-31 Kazu Hirata <kazu@hxi.com>
860 * combine.c: Fix formatting.
862 * h8300.md: Fix formatting.
864 * local-alloc.c: Fix formatting.
866 * h8300.c (get_shift_alg): Remove the variable alg.
867 (emit_a_shift): Rearrange code to improve readability.
869 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
871 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
872 HImode on all architectures and a combination of HImode and SImode
875 * h8300.c (split_adds_subs): Rearrange code for conciseness.
877 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
879 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
882 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
884 * recog.c (extract_insn): Set operand_mode according to
885 operand if match_operand is VOIDmode.
887 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
889 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
891 2000-07-31 Geoff Keating <geoffk@cygnus.com>
893 * c-parse.in (extdefs): Call ggc_collect between external
896 2000-07-30 Michael Hayes <mhayes@cygnus.com>
897 Richard Henderson <rth@cygnus.com>
899 * Makefile.in (OBJS): Add doloop.o.
900 * doloop.c: New file.
902 * final.c (insn_current_reference_address): Return 0 before final.
903 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
904 * jump.c (any_uncondjump_p): Likewise.
905 * loop.c (indirect_jump_in_function): Make static.
906 (strength_reduce): Call doloop_optimize.
907 (insert_bct, instrument_loop_bct): Remove.
908 * loop.h (doloop_optimize): Prototype.
909 * recog.c (split_all_insns): Split all INSN_P.
910 * toplev.c (flag_branch_on_count_reg): Default on.
912 * config/c4x/c4x.c (c4x_optimization_options): Don't set
913 flag_branch_on_count_reg.
914 * config/i386/i386.c (override_options): Likewise.
915 * config/rs6000/rs6000.c (optimization_options): Likewise.
917 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
919 (dbra_ge): Remove, as well as all it's splitters.
921 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
924 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
925 (ia64_register_move_cost): Declare.
926 * config/ia64/ia64.c (ar_lc_reg_operand): New.
927 (struct ia64_frame_info): Add ar_size.
928 (ia64_compute_frame_size): Set it.
929 (save_restore_insns): Save and restore ar.lc.
930 (ia64_register_move_cost): New, moved from header file. Handle
931 application registers.
932 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
933 (emit_insn_group_barriers): Special case doloop_end_internal.
934 (ia64_epilogue_uses): Mark ar.lc live at end.
935 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
936 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
937 (FIRST_PSEUDO_REGISTER): Make room.
938 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
939 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
940 (REG_ALLOC_ORDER): Update.
941 (HARD_REGNO_MODE_OK): Update.
942 (REGISTER_NAMES): Update.
943 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
944 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
945 (REGNO_REG_CLASS): Update.
946 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
947 (REGISTER_MOVE_COST): Move out of line.
948 (PREDICATE_CODES): Update.
949 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
950 (addsi3_plus1_alt, adddi3_plus1_alt): New.
951 (shladd_elim splitter): Allow constants in the predicate.
952 (doloop_end, doloop_end_internal): New.
954 2000-07-30 Richard Henderson <rth@cygnus.com>
956 * genattrtab.c (struct insn_def): Add lineno member.
957 (struct insn_ent): Likewise.
958 (struct attr_desc): Likewise.
959 (struct delay_desc): Likewise.
960 (struct function_unit_op): Likewise.
961 (struct function_unit): Likewise.
962 (check_attr_value): Use message_with_line.
963 (check_defs): Likewise.
964 (expand_units): Likewise.
965 (check_attr_test): Take a lineno argument.
966 (gen_attr): Likewise.
967 (gen_insn): Likewise.
968 (gen_delay): Likewise.
969 (gen_unit): Likewise.
970 (main): Give it to them.
971 (convert_set_attr_alternative): Take an insn_def argument
972 instead of num_alt and insn_index.
973 (convert_set_attr): Likewise.
974 (write_test_expr): Protect INSN_ADDRESSES load
975 with INSN_ADDRESSES_SET_P.
977 2000-07-30 Richard Henderson <rth@cygnus.com>
979 * flow.c (init_propagate_block_info): Use pc_set.
981 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
983 * i386.md (*lea_general_[123]) New insns and splits.
984 (addsi3 to lea splitter): Handle other modes too.
985 (shlsi3 to lea splitter): Likewise.
986 (addhi_1_lea, shlhi_1_lea): New patterns.
987 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
989 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
991 * recog.c (general_operand, nonimmediate_operand): Accept
992 any mode for VOIDmode CONSTANT_P operands.
994 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
996 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
997 instead of replace_rtx.
998 * recog.c (validate_replace_rtx_subexp): New function.
999 * recog.h (validate_replace_rtx_subexp): Declare.
1001 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
1003 * combine.c (simplify_set, make_extraction, make_compound_operation
1004 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
1005 as force_to_mode argument.
1007 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
1009 * combine.c (if_then_else_cond): Be sure that mode fits in
1012 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
1014 * combine.c (record_promoted_value): Allow bitsize of mode
1015 to be equivalent to HOST_BITS_PER_WISE_INT.
1017 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
1019 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
1020 Do not call gen_mode_alignment when mode is BLKmode.
1022 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
1024 * loop.c (express_from_1): Fix call of simplify_gen_binary.
1026 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
1028 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
1029 VOIDmode implies both operands to be VOIDmode.
1030 (simplify_ternary_operation): Compute properly the mode of comparison.
1031 * combine.c (combine_simplify_rtx): Likewise.
1033 2000-07-25 Michael Hayes <mph@paradise.net.nz>
1035 * basic-block.h (struct loops): New field rc_order.
1036 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
1037 (flow_loops_free): Free rc_order.
1038 (flow_depth_first_order_compute): New parameter rc_order.
1039 (flow_loops_find): Allocate rc_order and swap usage with
1042 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1043 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1045 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
1046 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
1047 (nodb_call, return_from_epilogue): Likewise.
1048 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
1049 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
1050 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
1051 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
1052 (c4x_valid_type_attribute_p): Likewise.
1053 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
1054 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
1056 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1058 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
1059 and loadhi_big_constant if applicable.
1060 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
1061 and add new splitter.s
1063 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1065 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
1067 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1069 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
1071 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1073 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
1075 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1077 * config/c4x/libgcc.S (divqf3): Improve accuracy.
1079 2000-07-27 Mark Mitchell <mark@codesourcery.com>
1081 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
1082 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
1083 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
1084 (get_prev_bb_note): Likewise.
1085 (remove_scope_notes): Likewise.
1086 * flow.c (commit_one_edge_insertion): Likewise.
1087 (merge_blocks_nomove): Likewise.
1088 (verify_flow_info): Likewise.
1089 * gcse.c (insert_insn_end_bb): Likewise.
1090 * reg-stack.c (emit_swap_insn): Likewise.
1091 * ssa.c (first_insn_after_basic_block_note): New function.
1092 (insert_phi_node): Use it.
1093 (rename_block): Likewise.
1094 (eliminate_phi): Likewise.
1095 (make_regs_equivalent_over_bad_edges): Likewise.
1096 (make_equivalent_phi_alternatives_equivalent): Likewise.
1097 (for_each_successor_phi): Likewise.
1098 (convert_from_ssa): Modify phi-node deletion algorithm.
1100 2000-07-29 Andreas Jaeger <aj@suse.de>
1102 * configure.in (mips*-*-linux*): Use mips*el to check for little
1103 endian MIPS, add tmake_file.
1105 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
1106 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
1107 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
1109 2000-07-28 Richard Henderson <rth@cygnus.com>
1111 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
1112 Sign extend mode size before negating.
1114 2000-07-28 Richard Henderson <rth@cygnus.com>
1116 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
1118 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
1120 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
1121 (cse_insn): Likewise.
1122 (addr_affects_sp_p): Likewise.
1123 * expr.c (move_by_pieces): Likewise.
1124 (clear_by_pieces): Likewise.
1125 * gcse.c (oprs_unchanged_p): Likewise.
1126 * haifa-sched.c (sched_analyze_2): Likewise.
1127 * recog.c (offsettable_address_p): Likewise.
1128 * regclass.c (record_address_regs): Likewise.
1129 * reload.c (find_reusable_reload): Likewise.
1130 (push_reload): Likewise.
1131 (operands_match_p): Likewise.
1132 (decompose): Likewise.
1133 (find_reloads_address_1): Likewise.
1134 (find_inc_amount): Likewise.
1135 * reload1.c (elimination_effects): Likewise.
1136 * resource.c (mark_set_resources): Likewise.
1137 * flow.c (attempt_auto_inc): New function; mostly broken out
1139 (find_auto_inc): Split into two functions and enhanced to
1140 generate POST_MODIFY.
1141 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
1142 * rtl.h (count_all_occurrences): Declare.
1143 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
1145 * rtlanal.c (count_all_occurrences): New function.
1146 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
1147 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
1149 * config/ia64/ia64-protos.h (destination_operand): Declare.
1150 * config/ia64/ia64.c (destination_operand): New function.
1151 (ia64_print_operand): Handle POST_MODIFY.
1152 (rtx_needs_barrier): Likewise.
1153 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
1154 (HAVE_POST_MODIFY_REG): Define to 1.
1155 (MAX_REGS_PER_ADDRESS): Change to 2.
1156 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
1157 (LEGITIMATE_ADDRESS_REG): New helper macro.
1158 (LEGITIMATE_ADDRESS_DISP): Likewise.
1159 (PREDICATE_CODES): Add entry for destination_operand.
1160 * config/ia64/ia64.md (all mov patterns): Use destination_operand
1161 predicate for operand 0.
1163 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1165 * dwarf2out.c: Indent #error directive.
1167 * gbl-ctors.h: Fix typo in comment.
1168 (__do_global_ctors): Prototype.
1170 * gcse.c (record_one_set, pre_delete): Remove unused variables.
1172 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
1173 (print_operand): Initialize variable `t'.
1175 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
1177 * config/arm/arm.md ("call_value"): removed constraints.
1178 Constraints are ignored in expanders.
1179 (*call_value_reg): split =rf into various constraints.
1180 (*call_value_mem): same
1181 (*call_value_symbol): same
1182 (*sibcall_value_insn): same
1184 2000-07-28 Philipp Thomas <pthomas@suse.de>
1186 * install.texi (--enable-nls): Change the description of the NLS
1187 related configure options to match the current state.
1188 (--with-included-gettext): Likewise.
1189 (--enable-maintainer-mode): New description added.
1190 * extend.texi (-fstrict-prototype): Add missing '.'.
1192 2000-07-27 Jim Wilson <wilson@cygnus.com>
1194 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
1195 DECL_INITIAL (decl) == NULL_TREE.
1197 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
1199 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
1200 on insn-attr.h with it.
1201 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
1202 * insn-addr.h: New header.
1203 (insn_addresses_): Renamed from insn_addresses.
1204 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
1205 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
1206 INSN_ADDRESSES_NEW): New macros.
1207 * genattrtab.c (write_test_expr): Use new macros.
1208 * final.c (insn_addresses, init_insn_lengths): Likewise.
1209 (align_fuzz, shorten_branches): Likewise.
1210 (final): Likewise. Do not reject new insns if their addresses
1211 have been added to INSN_ADDRESSES.
1212 * config/arm/arm.c, config/avr/avr.c: Use new macros.
1213 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
1214 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
1215 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
1216 * config/sh/sh.c: Likewise.
1217 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
1219 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
1221 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
1223 * gcc.c (struct prefix_list): Add member priority.
1224 (enum path_prefix_priority): Declare.
1225 (add_prefix): Replace ``first'' with ``priority''. Append new
1226 entry but keep list in priority order.
1227 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
1228 PREFIX_PRIORITY_LAST to add_prefix.
1229 (process_command): Move include kludge - foo/stageN - to before
1232 2000-07-27 Jason Merrill <jason@redhat.com>
1234 * dwarf2out.c (gen_typedef_die): Abort if we get identical
1235 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
1237 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
1239 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
1240 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
1242 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
1244 * c-decl.c (finish_function): Don't treat 'main' specially unless
1245 flag_hosted. In C99 mode, return 0 from 'main' unless
1246 DEFAULT_MAIN_RETURN is otherwise defined.
1248 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
1249 parameters defaulting to int in an old-style function definition.
1251 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1253 * c-parse.in (string): For -Wtraditional, warn about string
1254 concatenation only once per line.
1256 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
1258 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
1259 for HI-UX/WE2 systems.
1261 2000-07-24 Bruce Korb <bkorb@gnu.org>
1263 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
1264 defining the __xxx_TYPE__ macros.
1265 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
1266 * fixincl/fixlib.h: don't need to include "tm.h" anymore
1267 * fixincl/inclhack.def(type_map): now obsolete
1269 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
1271 * cpp.texi: Append a trailing full-stop to xrefs where needed.
1273 2000-07-26 Dave Pitts <dpitts@cozx.com>
1275 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
1277 (mvs_hash_alias): New function.
1278 (mvs_add_alias): Change argument spacing.
1279 (mvs_need_alias): Change aliasing criteria. Added documentation.
1280 (mvs_get_alias): Change to use hashed name. The hashed name prevents
1281 CSECT name collisions.
1282 (mvs_check_alias): Likewise.
1283 (handle_pragma): Change documentation.
1284 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
1285 mode from SImode to DImode.
1286 (iorhi3): Changed LTORG size for insn.
1288 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
1290 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
1291 mem if the address is a mode_dependent_address_p.
1293 2000-07-26 Kazu Hirata <kazu@hxi.com>
1295 * h8300.c (print_operand): Print ":8" when the 'R' operand is
1296 suitable for 8-bit absolute.
1297 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
1298 (OK_FOR_U): Add a case for the 8-bit constant address on the
1301 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
1303 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
1304 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
1305 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
1306 lack of implemented alignment.
1308 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
1310 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
1311 cross-compiling between 64-bit and 32-bit machines.
1313 2000-07-27 Richard Henderson <rth@cygnus.com>
1315 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
1316 (movhicc_astep, movhi_internal_astep): New.
1317 (movsicc_astep, movsi_internal_astep): New.
1318 (movdicc_astep, movdi_internal_astep): New.
1319 (movsfcc_astep, movsf_internal_astep): New.
1320 (movdfcc_astep, movdf_internal_astep): New.
1321 (movxfcc_astep, movxf_internal_astep): New.
1322 (cmovdi_internal_astep, cmovsi_internal_astep): New.
1323 Unify the cmov[ds]i splitters.
1325 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
1327 * real.c (asctoeg): Rename `error' label to unexpected_char_error
1329 2000-07-26 Nick Clifton <nickc@cygnus.com>
1331 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
1332 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
1334 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
1335 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
1337 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
1339 * c-decl.c (finish_enum): Convert enumerations that fit in an
1341 (build_enumerator): In pedantic mode, cast to `int' those that
1344 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
1346 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
1348 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1350 * sh.md (cmpgtdi_t): Must be split.
1351 (cmpgtdi_t+1): New splitter.
1353 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
1355 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
1356 warnings for indented directives even if we are skipping.
1358 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
1360 * invoke.texi (strict-prototypes): Remove.
1361 * extend.texi (Deprecated Features): Add strict-prototypes.
1362 (Backwards Compatibility): New node.
1364 2000-07-25 Jakub Jelinek <jakub@redhat.com>
1366 * config/i386/i386.md (andsi_1+1): Allow HImode.
1367 (andsi_1+2): Require q_regs_operand.
1369 2000-07-25 Jakub Jelinek <jakub@redhat.com>
1371 * config/i386/i386.md (call_pop): Check operands[0],
1372 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
1374 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
1375 (call_value): Likewise.
1377 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
1379 * toplev.c (pipe_closed): Delete.
1380 (crash_signal): New. Generate ICE for a fatal signal.
1381 (float_signal): Call crash_signal outside a float-handler
1383 (main): Install crash_signal as handler for core-dumping signals.
1385 2000-07-25 David Edelsohn <edelsohn@gnu.org>
1387 * rs6000.c (print_operand, case 'T'): New case.
1389 * rs6000.md (call_indirect_aix32): Convert to expander of
1390 scheduled instructions.
1391 (call_indirect_aix64): Likewise.
1392 (call_value_indirect_aix{32,64}): Likewise.
1393 (call, call_value): Invoke expanders for AIX. Fall through to
1395 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
1396 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
1397 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
1398 only "g" constraint.
1399 (call_nonlocal_aix64): Likewise.
1400 (call_value_nonlocal_aix{32,64}): Likewise.
1401 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
1403 (call_value_nonlocal_sysv): New pattern.
1404 (indirect_jump{si,di}): Use new 'T' modifier.
1405 (tablejump{si,di} matchers): Likewise.
1406 (return_internal_{si,di}): Likewise.
1407 (return_eh_{si,di}): Likewise.
1409 2000-07-24 Richard Henderson <rth@cygnus.com>
1411 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
1412 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
1413 * config/ia64/ia64.md (movdi_internal): Use it.
1415 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
1417 * cppexp.c: Warn about unary + if -Wtraditional.
1418 * cpplex.c (lex_line): Always set BOL on the first token of a line.
1420 2000-07-24 Michael Meissner <meissner@redhat.com>
1422 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
1425 2000-07-24 Nick Clifton <nickc@cygnus.com>
1427 * config/arm/arm.c (emit_multi_reg_push): Generate a
1428 REG_FRAME_RELEATED_NOTE that is compatable with the code in
1429 dwarf2out_debug_frame_expr.
1431 2000-07-24 Jason Merrill <jason@redhat.com>
1433 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
1434 UNALIGNED_INT_ASM_OP.
1435 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
1436 a location expression.
1437 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
1438 assume indirect access if we're saving the CFA address exactly.
1440 * Makefile.in (bootstrap): Move -BstageN/ to the end.
1442 2000-07-24 Jakub Jelinek <jakub@redhat.com>
1444 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
1447 2000-07-24 Michael Meissner <meissner@redhat.com>
1449 * invoke.texi (D30V Options): Add d30v options.
1451 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
1453 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
1454 needed by our gcse pass anymore.
1455 (free_pre_mem): Corresponding changes.
1456 (compute_pre_data): Do not call compute_transpout anymore.
1458 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
1459 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
1462 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
1463 (compute_pre_data): Do it here instead.
1465 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
1467 (pre_delete): Corresponding changes.
1469 2000-07-23 Mark Mitchell <mark@codesourcery.com>
1471 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
1472 to figure out whether or not a variable has already been emitted.
1474 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
1476 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
1477 instead of gen_call.
1479 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
1481 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
1483 2000-07-23 Kazu Hirata <kazu@hxi.com>
1485 * h8300.c: Fix formatting.
1487 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
1489 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
1490 for `long' switch expression into a plain warning.
1492 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
1493 (yylex): Don't pedwarn for "inline" in C99 mode.
1495 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
1497 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
1498 ggc_alloc): Likewise.
1499 * bb-reorder.c (dump_scope_forest_1): Likewise.
1501 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
1503 * reload.c (find_reloads_toplev): Add new parameter
1505 (find_reloads): Add new parameter to find_reloads_toplev calls.
1507 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
1509 * collect2.c (main): Typo fixed.
1510 * diagnostic.c: Typo fixed.
1511 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
1512 * eh-common.h: Typo fixed.
1513 * emit-rtl.c (start_sequence): Typo fixed.
1514 * flow.c (find_label_refs): Typo fixed.
1515 (calculate_global_regs_live): Typo fixed.
1516 (mark_regno_cond_dead): Typo fixed.
1517 (create_edge_list): Typos fixed.
1518 (verify_edge_list): Typo fixed.
1519 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
1520 * loop.c (strength_reduce): Typo in function name fixed.
1521 * rtl.h: Added comments. Typo in function name fixed.
1522 * rtlanal.c: Typo in function name fixed.
1523 (insn_dependant_p): Rename to ...
1524 (insn_dependent_p): ... this.
1525 (computed_jumo_p): Typo fixed.
1527 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1529 * system.h (__FUNCTION__): Wrap definition in #ifndef.
1531 2000-07-21 David Edelsohn <edelsohn@gnu.org>
1533 * rs6000.h (SIZE_TYPE): Define.
1535 2000-07-21 Mark Mitchell <mark@codesourcery.com>
1537 * ssa.c (rename_insn_1): Don't rename registers that are
1540 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
1542 * diagnostic.c (trim_filename, fancy_abort): Moved here from
1544 (fatal_function, set_fatal_function): Removed.
1545 (fatal): Don't prepare for or call the fatal_function.
1546 (diagnostic_lock, error_recursion): New.
1547 (diagnostic_for_decl, report_diagnostic): Guard against
1548 re-entering the error reporting routines.
1549 (fancy_abort): Assume function is not NULL.
1551 * errors.c (fancy_abort): New. Assume function is not NULL.
1552 * tradcpp.c (fancy_abort): Assume function is not NULL.
1554 * system.h: Provide default definition of __FUNCTION__.
1555 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
1556 Always use __FUNCTION__ in definition of abort.
1558 * varray.h: Likewise.
1559 * toplev.h: Likewise. Don't prototype set_fatal_function.
1561 2000-07-20 Geoff Keating <geoffk@cygnus.com>
1563 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
1565 * glimits.h: Don't do #if defined for ARCH_PPC.
1567 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
1568 constants of size no larger than a pointer should go in the TOC.
1569 Add 'MODE' parameter.
1570 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
1571 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
1572 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
1573 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
1574 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
1575 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
1576 (rs6000_legitimize_address): Likewise.
1577 (rs6000_emit_move): Likewise.
1578 (rs6000_select_rtx_section): Likewise.
1579 (output_toc): Deal properly with outputting small constants like
1580 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
1581 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
1582 MODE parameter. Put small constants in the TOC.
1584 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
1586 (rs6000_emit_move): When reload calls us with an illegitimate
1587 address, exit early. Move the change_address calls to one place
1588 at the end of the routine. Merge the SImode and DImode expanders.
1589 When called by reload to put an integer into a FP register, force
1592 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
1594 (rs6000_hash_constant): Hash mode too.
1595 (toc_hash_function): Allow for key_mode.
1596 (toc_hash_eq): Structures are different if key_mode differs.
1597 (output_toc): Add 'mode' parameter. Save key_mode.
1598 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
1599 Pass 'mode' parameter.
1600 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
1602 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
1603 for vtable references.
1605 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
1606 choice, don't put integer values in FP regs.
1608 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
1610 * flow.c (verify_flow_info): Revamp code to verify that the
1611 head and end of each basic block are in the insn chain.
1613 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
1615 * gcse.c (record_one_set): Prepend instead of append onto
1616 reg_set_table, making it O(n) instead O(n^2).
1617 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
1618 Use a queue instead of a stack as worklist.
1620 2000-07-20 Kazu Hirata <kazu@hxi.com>
1622 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
1623 * h8300.h (OK_FOR_T): New.
1624 (EXTRA_CONSTRAINT): Support OK_FOR_T.
1625 * h8300.md: Use inc/dec.[wl] for increment/decrement
1626 by 1 and 2 in HI and SI modes.
1628 2000-07-20 Jim Wilson <wilson@cygnus.com>
1630 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
1631 larger than 14 bits.
1633 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
1635 * cppmacro.c (CAN_PASTE_AFTER): New macro.
1636 (count_params): Don't set GNU_REST_ARGS on anything.
1637 (save_expansion): Set PASTE_LEFT only on tokens for which
1638 CAN_PASTE_AFTER is true, or which are named operators.
1640 * cpplex.c (parse_args): Distinguish between a rest argument
1641 given one empty argument, and a rest argument given zero arguments.
1642 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
1643 deletion of previous token based on that.
1644 (get_raw_token): Flatten some control structure.
1646 * cpplib.h (CPP_LAST_EQ): Correct.
1647 (VOID_REST): New token flag.
1648 (GNU_REST_ARGS): Delete.
1650 * tradcpp.c (main): Don't munge -D options.
1651 (make_definition): Bring -D handling in line with cpplib.
1652 (do_define): Strip all leading whitespace from macro definitions.
1654 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
1656 * Makefile.in (tradcpp): Depend on intl.o and version.o.
1658 2000-07-20 Bruce Korb <bkorb@gnu.org>
1660 * fixincl/check.tpl: strip the platform specific types before testing
1661 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
1662 * fixincl/fixincl.tpl: use platform specific types
1663 * fixincl/fixlib.h: include the platform specific types
1664 * fixincl/inclhack.def(gnu_types): don't supply the types
1665 * fixincl/fixincl.x: regen
1667 2000-07-19 Jim Wilson <wilson@cygnus.com>
1669 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
1672 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
1674 * tradcpp.c (rescan): Do not recognize directives when the #
1677 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
1679 Implement C++ named operators.
1681 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
1682 of operators allowed in #if and having an _EQ variant. Add
1683 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
1684 (cpp_token flags): Add NAMED_OP.
1685 (enum node_type): Add T_OPERATOR.
1686 (struct cpp_hashnode): Add code slot to value union.
1687 * cpphash.h (spec_nodes): Remove n_defined.
1689 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
1690 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
1691 (is_macro_disabled): Tweak error messages.
1693 * cpplib.c (get_define_node): Disallow all named operators as
1694 macro names. Tweak error messages.
1695 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
1697 * cppinit.c (builtin_array): Add entries for the named operators.
1698 * cppexp.c (lex): Check for CPP_DEFINED token.
1699 (priority table): Add entries for CPP_MIN and CPP_MAX.
1700 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
1702 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
1704 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
1705 larger than the array of cuids.
1706 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
1709 2000-07-19 Bruce Korb <bkorb@gnu.org>
1711 * fixinc/fixincl.c: Convert to using a table of environment variables
1712 and activate the auto-edit marker on the fixed output files.
1713 * fixinc/fixlib.h: Define the environment table
1714 * fixinc/fixincl.sh: export the ${INPUT} dir
1715 * fixinc/check.tpl: likewise
1717 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
1719 * gcc.c (.h spec): Fix typo.
1721 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
1723 * Makefile.in: Fix tradcif.c path.
1725 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
1727 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
1730 * cpphash.h (TOKEN_NAME): New macro.
1731 (_cpp_spell_operator): Deleted.
1732 (token_spellings): Now _cpp_token_spellings.
1734 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
1735 * cpplex.c: Use OP and TK macros when expanding the
1736 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
1737 store the stringification of the enumeration name (CPP_CHAR,
1738 etc.) in the name slot of token_spellings.
1739 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
1740 token_spellings directly.
1741 * cpplib.c: Use TOKEN_SPELL.
1743 * cpplex.c (_cpp_push_token): If the token being pushed back
1744 is the previous token in this context, just subtract one from
1746 * cppmacro.c (save_expansion): Clear aux field when storing a
1749 2000-07-18 Jakub Jelinek <jakub@redhat.com>
1751 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
1752 buffer, provided it is not NULL.
1754 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
1756 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
1757 case of invalid volatile re-declaration.
1759 2000-07-18 Jakub Jelinek <jakub@redhat.com>
1761 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
1762 (expand_call): Adjust caller.
1764 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
1766 * diagnostic.h (report_diagnostic): Change prototype.
1768 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
1769 diagnostic_for_decl): Change prototype.
1770 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
1771 error, warning, error_with_file_and_line,
1772 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
1773 Adjust call to report_diagnostic, diagnostic_for_decl.
1774 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
1775 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
1777 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
1778 varaible argument list.
1780 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
1782 * cpphash.c: Don't include hashtab.h. Most macro-handling code
1783 moved to cppmacro.c.
1784 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
1785 dump_hash_helper): Delete.
1786 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
1787 cpp_forall_identifiers): New. Implement specialized version of
1788 Vlad's expandable hash table.
1789 (cpp_lookup): Use new functions.
1790 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
1792 * cppmacro.c: New file.
1793 * cppinit.c (dump_macros_helper): New.
1794 (cpp_finish): Iterate over the identifier table directly.
1795 * cpplex.c (parse_name): Calculate the hash of the identifier
1796 while we scan it. Use _cpp_lookup_with_hash when we can.
1798 * cpphash.h: Update prototypes.
1799 (xcnewvec, HASHSTEP): New helper macros.
1800 * cpplib.h: Update prototypes.
1801 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
1802 (cppmacro.o): New rule.
1803 (cpphash.o): Update deps.
1805 * cppmain.c: Do not set pfile->printer if no_output is on.
1807 2000-07-15 Neil Booth <neilb@earthling.net>
1809 * cpplib.c: Change all directive-handler functions to return
1811 * cpphash.h: Update typedefs.
1813 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
1815 * configure: Regenerate.
1817 * extend.texi (Extended Asm): Mention that a memory clobber
1818 does not count as a side-effect.
1820 * unroll.c (copy_loop_body): Fix one instance of using host
1821 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
1824 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
1826 2000-07-17 Richard Henderson <rth@cygnus.com>
1828 * config/ia64/ia64.md (movdi): Split out load address code.
1829 New post-reload splitter for symbolic operands.
1830 (movdi_internal): Abort if we didn't split symbolic operands
1831 when we should have.
1832 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
1833 (ia64_reorg): Split insns when not optimizing.
1834 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
1836 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
1838 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
1839 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
1841 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
1843 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
1845 2000-07-17 Jason Merrill <jason@redhat.com>
1847 * Makefile.in (clean): Remove libgcc directory.
1849 * configure.in (-Wno-long-long check): Use higher-level macros.
1851 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
1853 * simplify-rtx.c (simplify_binary_operation): Recognize
1854 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
1855 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
1856 a CONST_INT, it will always be zero.
1858 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
1860 * loop.c (check_dbra_loop) : Return if more than one condition is
1861 present to control the loop.
1863 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
1865 * mips.c (mips_expand_prologue): Don't calculate the last argument
1866 register unless we need it. When we are calculating this, make
1867 sure FUNCTION_ARG is giving us a REG.
1869 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1871 * flow.c (libcall_dead_p): Use single_set to verify the insn
1872 has only one set and get for analysis.
1873 (propagate_one_insn): Don't pass the PATTERN of the insn.
1875 2000-07-17 Mark Klein <mklein@dis.com>
1877 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
1879 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1881 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
1882 * configure.in (TARGET_GETGROUPS_T): Evaluate.
1883 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
1884 of second argument of getgroups.
1885 * configure, config.in: Rebuilt.
1887 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
1889 * simplify-rtx.c (simplify_relational_operation): Two signed
1890 values with equal high words are less/greater than each other if
1891 their low words are less/greater when considered as unsigned.
1893 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
1895 * configure.in (vax-*-openbsd): Change to new style configuration,
1896 add collect2/float_format information.
1897 * configure: Rebuilt.
1898 * config/vax/openbsd1.h: New.
1899 * config/vax/openbsd.h: New.
1900 * config/vax/t-openbsd: New.
1902 2000-07-17 Chip Salzenberg <chip@valinux.com>
1904 * c-common.c (shorten_compare): Quiet warnings about unsigned
1905 comparisons with zero when they occur in a system header.
1907 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
1909 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
1910 update to describe current practice.
1912 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
1914 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
1915 references to C9X. Change references to -fstd and -flang-isoc9x
1918 * c-common.c (scan_char_table): Allow "z" length modifiers on
1920 (check_format_info): Use TYPE_DOMAIN on the type matched against
1921 for "z" formats, to retrieve the language size_t rather than the
1924 * c-common.c (check_format_info): Do not make a pedantic objection
1925 to the 'L' length modifier if used with a floating point type
1928 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
1929 constants in C99 mode.
1931 2000-07-17 Kazu Hirata <kazu@hxi.com>
1933 * h8300.md: Fix the format of mac.
1934 (movsi_h8300hs): Output a tab after stmac instead of a space.
1936 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
1937 profitable adds/subs sequences.
1939 * fold-const.c: Fix comment typos.
1941 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
1943 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
1945 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1947 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
1949 2000-07-16 Neil Booth <NeilB@earthling.net>
1951 * cpplex.c: Update comments.
1952 * README.Portability: Small update.
1954 2000-07-16 Neil Booth <NeilB@earthling.net>
1956 * README.Portability: Small update.
1958 2000-07-15 Richard Henderson <rth@cygnus.com>
1960 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
1961 * config/ia64/ia64.c (ia64_move_ok): New function.
1962 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
1963 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
1965 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
1967 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
1968 immediately following a paste operator.
1969 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
1970 (cpp_reader_init): Call it, if HOST_EBCDIC.
1971 (cpp_handle_options): Do not sort option list here.
1972 (handle_option): Rename to cpp_handle_option and export.
1973 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
1974 _cpp_get_token directly.
1975 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
1976 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
1977 * cpplib.h: Prototype cpp_handle_option. Update prototype of
1980 2000-07-15 Richard Henderson <rth@cygnus.com>
1982 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
1983 cast around an expression. Tidy other unsigned tests.
1985 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
1987 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
1988 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
1989 (v_message_with_decl): Rename to ...
1990 (format_with_decl): ... this. Tweak
1991 (diagnostic_for_decl): New function.
1992 (fatal_io_error): Use verbatim in lieu of notice.
1993 (announce_function): Use verbatim.
1994 (default_print_error_function): Likewise.
1995 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
1998 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2000 * mips.c (function_arg_pass_by_reference): Don't do automatic
2001 aggregate initialization.
2002 (machine_dependent_reorg): Initialize variable `mode'.
2004 * mips.md (absdi2): Change variable `regno1' to unsigned int.
2005 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
2006 conflicts with sys/param.h macro of the same name.
2007 (reload_outdi): Likewise.
2009 2000-07-15 Michael Meissner <meissner@redhat.com>
2011 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
2012 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
2013 create a new node instead.
2015 2000-07-15 Neil Booth <NeilB@earthling.net>
2017 * README.Portability: Correct example about calling a function
2018 through a pointer to function. Format wide paragraphs.
2020 2000-07-15 Michael Meissner <meissner@redhat.com>
2022 * README.Portability: Update integer suffixes and function
2025 2000-07-15 Neil Booth <NeilB@earthling.net>
2027 * README.Portability: Small update.
2029 2000-07-15 Neil Booth <NeilB@earthling.net>
2031 * README.Portability: New file.
2033 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
2035 * INSTALL: Give special instructions for building GCC on Irix 6.
2036 * config/mips/x-iris6 (CC): Don't set it.
2039 2000-07-14 Jason Merrill <jason@redhat.com>
2041 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
2042 register in the stack and later in another register, use the new
2045 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
2047 * config/mips/mips.md: (absdi2): Handle sign_extend for
2050 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
2052 * cpplib.c (do_pragma_dependency): Tidy warning messages.
2054 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
2056 * .cvsignore: Correct typo.
2058 2000-07-13 Mark Mitchell <mark@codesourcery.com>
2060 * .cvsignore: Add generated YACC files.
2061 * objc/.cvsignore: New file.
2063 2000-07-14 Neil Booth <NeilB@earthling.net>
2065 * cpplex.c (adjust_column): New funcion.
2066 (skip_whitespace): Use it.
2067 (skip_block_comment): Use it, and warn about /*/* with
2070 2000-07-14 Neil Booth <NeilB@earthling.net>
2072 * cpphash.c (struct macro_info): Add new members.
2073 (_cpp_free_definition): Delete the macro directly.
2074 (count_params): Return void, with first token of
2075 expansion in struct macro_info on success.
2076 (parse_define): Return int. Hoist syntax checking from
2077 save_macro_expansion. Leave call to save_expansion to
2078 _cpp_create_definition.
2079 (alloc_macro): Needs just 2 arguments.
2080 (free_macro): Delete.
2081 (save_expansion): Don't perform syntax check.
2082 (_cpp_create_definition): Call save_expansion.
2084 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2086 * genrecog.c (write_header): Split long string.
2088 * cpphash.c (macro_info): Don't use the `signed' keyword.
2090 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
2092 2000-07-13 Jakub Jelinek <jakub@redhat.com>
2094 * calls.c (stored_args_map): New variable.
2095 (check_sibcall_argument_overlap_1): New.
2096 (check_sibcall_argument_overlap): New.
2097 (expand_call): Initialize stored_args_map.
2098 Call check_sibcall_argument_overlap.
2100 2000-07-13 Bruce Korb <bkorb@gnu.org>
2102 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
2103 (emit_gnu_type): utility procedure for gnu_type_fix
2104 (gnu_type_fix): implement various pre-processor guards around
2105 standard types so these types can be defined over and over
2106 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
2107 types alluded to above will have GNU-compliant base types
2108 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
2109 * fixinc/inclhack.def: add test_text entries and utilize the new
2110 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
2111 * fixinc/fixincl.x: regenerate
2113 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2115 * diagnostic.c (vline_wrapper_message_with_location,
2116 v_message_with_file_and_line, v_error_with_file_and_file,
2117 v_error_for_asm, v_warning_for_asm, vfatal,
2118 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
2119 vsorry, verror, vwarning, vpedwarn): Remove.
2120 (diagnostic_for_asm): New function.
2121 (pedwarn, error, warning, pedwarn_with_file_and_line,
2122 error_with_file_and_line, warning_with_file_and_line, sorry,
2123 error_for_asm, warning_for_asm, fatal): Reimplement.
2124 (finish_diagnostic): Clear diagnostic info as well.
2126 2000-07-13 Neil Booth <NeilB@earthling.net>
2128 * c-common.h (flag_digraphs): New.
2129 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
2130 * c-lex.c (yylex): Use flag_digraphs to decide whether to
2133 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
2135 * gcc.c (do_spec_1): Add new %B operator.
2136 (set_input): Prepare for %B.
2138 (link_command_spec): Move up with the other tm.h-
2139 overrideable specs. Factor out the portion conditional on
2140 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
2141 (struct compiler): Just have a single spec string. All users
2143 (default_compilers): Remove unnecessary braces.
2144 (static_specs): Update.
2146 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
2148 (C and assembly specs): Use the new named specs, as appropriate.
2150 * objc/lang-specs.h: Use the new named specs.
2151 Remove unnecessary braces.
2153 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
2155 * gcc.c (execute): If a subprocess gets a fatal signal, report
2156 strsignal() of the signal number, and ask for a bug report.
2157 Do not do this for SIGPIPE if there's already been an error.
2159 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
2162 * tradcif.c: Remove.
2164 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
2166 * final.c (profile_function): Do not emit profile counters in
2167 the data section, if NO_PROFILE_COUNTERS is defined.
2168 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
2171 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
2172 (FUNCTION_PROFILER): Just emit a call to mcount.
2174 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
2176 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
2178 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
2179 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
2180 traditional, lang_chill, or lang_fortran.
2182 * cppfiles.c: #undef strcmp to suppress warning about macros
2183 used without arguments.
2184 (_cpp_execute_include): Use f, not fname, in "No include path"
2186 (_cpp_pop_file_buffer): New function.
2187 * cpplib.c: Don't include <sys/mman.h>.
2188 (cpp_push_buffer): Set line_base and lineno in new buffer.
2189 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
2191 * cpplex.c: Move all prototypes and structure declarations to the
2192 top of the file. Properly parenthesise some macro arguments.
2193 (cpp_scan_line): New function.
2194 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
2195 don't need to walk up the stack counting.
2197 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2199 * c-common.c (combine_strings): Emit a pedantic warning when a
2200 string length is greater than the minimum ANSI C is required
2203 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
2205 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
2206 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
2208 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2210 * c-decl.c (define_label): Warn about identifier conflicts with
2211 labels in traditional C.
2213 * c-parse.in (unop +): Warn about the unary plus operator for
2216 * c-typeck.c (store_init_value): Warn about automatic aggregate
2217 initialization for traditional C.
2219 * invoke.texi (-Wtraditional): Document new warnings.
2221 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
2223 * Makefile.in (c-errors.o): Fix thinko in dependency.
2225 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
2227 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
2228 -traditional, -ftraditional, or -traditional-cpp was given.
2229 Do not pass -traditional to the preprocessor.
2230 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
2231 preprocessor does it automatically.
2232 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
2234 * ch/lang-specs.h: Always use tradcpp. Do not pass
2235 -traditional, -trigraphs, or -pedantic to the preprocessor.
2236 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
2239 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
2241 * cppexp.c (LOGICAL): Delete macro.
2242 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
2245 * cpphash.c (HASHSIZE): Increase to 4096.
2246 (struct hashdummy): Add hash field.
2247 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
2248 the string values using memcmp.
2249 (cpp_lookup): Set dummy.hash.
2251 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
2253 * configure.in (m88k-openbsd): Express configuration using new fragment
2255 * configure: Rebuilt.
2256 * m88k/aout-dbx.h: New.
2257 * m88k/openbsd.h: New.
2258 * m88k/xm-openbsd.h: New.
2260 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2262 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
2264 2000-07-12 Richard Henderson <rth@cygnus.com>
2266 * reload.c (push_secondary_reload): Make sure to add the new
2267 reload at the end, after acquiring secondary memory.
2269 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2271 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
2273 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
2274 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
2276 * c-parse.in (stmt): Delete unused variables.
2278 * convert.c (convert_to_vector): Likewise.
2280 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
2282 * tree.c (finish_vector_type): Prototype.
2284 2000-07-12 Bruce Korb <bkorb@gnu.org>
2286 * fixinc/fixfixes.c: use xmalloc
2287 * fixinc/fixincl.c(initialize): set program name for xmalloc
2288 * fixinc/fixlib.c(must_malloc): obsolete
2289 (is_cxx_header): no longer used - disabled
2290 (skip_quote): inserted and disabled for future use
2291 * fixinc/fixlib.h: reflects above
2292 * fixinc/fixtests.c: removed dinkleberries
2294 2000-07-12 Neil Booth <NeilB@earthling.net>
2296 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
2297 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
2299 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
2300 struct toklist_dummy): New.
2301 (cpp_free_definition): Free macros with free_macro.
2302 (count_params): Don't save paramter spellings. Save macro
2303 information in a struct macro_info.
2304 (parse_define): Don't allocate a token list.
2305 (save_expansion): Allocate the macro's token list, and
2306 save parameter spellings if necessary. Use TOKEN_SPELL.
2307 (cpp_create_definition): Make list const.
2309 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
2311 * c-typeck.c (pedwarn_c99): Move to
2312 * c-errors.c: ... Here.
2313 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
2314 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
2315 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
2316 (c-errors.o): List dependency.
2318 2000-07-12 Mark Mitchell <mark@codesourcery.com>
2320 * c-parse.c: Remove.
2321 * c-parse.h: Likewise.
2322 * c-parse.y: Likewise.
2323 * objc/objc-parse.c: Likewise.
2324 * objc/objc-pasre.y: Likewise.
2326 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
2328 * gcc.texi: Fix minor typos
2329 * extend.texi: Fix minor typos
2331 2000-07-11 Marc Espie <espie@openbsd.org>
2333 * collect2.c (main): Recognize .lo as object files.
2335 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
2337 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
2340 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
2341 with MAP_ANONYMOUS and MAP_ANON.
2342 * configure, config.in: Rebuilt.
2344 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
2346 * diagnostic.c (save_output_state): Remove.
2347 (restore_output_state): Likewise.
2348 (clear_text_info): New function.
2349 (clear_diagnostic_info): Likewise.
2350 (output_text_length, is_starting_newline, output_prefix,
2351 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
2352 prefixing_policy, output_buffer_ptr_to_format_args): New macros
2353 (set_real_maximum_length, output_set_maximum_length,
2354 output_set_prefix, output_get_prefix, output_set_maximum_length,
2355 output_destroy_prefix, init_output_buffer,
2356 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
2357 output_add_newline, output_add_character, output_add_space,
2358 output_append_r, output_append, wrap_text, output_format,
2359 output_do_printf, output_printf, output_do_verbatim,
2360 output_verbatim, verbatim): Use them.
2361 (output_clear): Split into cleat_text_info and
2362 clear_diagnostic_info.
2363 (struct output_state): Move to...
2365 * diagnostic.h: ...Here
2366 (struct output_buffer): Adjust.
2368 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
2370 * cpplex.c (parse_name): No longer inline (premature optimization).
2371 (do_pop_context): Fold into pop_context.
2372 (pop_context): Returns int.
2373 (lex_next): Hoist test for end of directive into pop_context.
2374 (push_macro_context): Returns int; takes just reader and token.
2375 Hoist test for excessive nesting to caller.
2376 (push_arg_context): Returns void; takes just reader and token.
2377 Do not call stringify_arg or get_raw_token.
2378 (get_raw_token): Convert tail recursion through push_arg_context
2379 to a loop at this level. Call stringify_arg here if appropriate.
2380 (maybe_paste_with_next): Convert tail recursion to a while loop.
2381 Hoist test of paste_level to caller.
2383 (stringify_arg): Push arg context at beginning.
2384 (cpp_get_token): Split out core into _cpp_get_token. Call
2385 process_directive here. Throw away CPP_PLACEMARKER tokens.
2386 (_cpp_get_token): Convert tail recursion through
2387 push_macro_context to a loop at this level.
2388 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
2389 _cpp_get_raw_token): Use _cpp_get_token.
2390 (_cpp_skip_rest_of_line): Drop the context stack directly; do
2391 not call pop_context.
2392 (_cpp_run_directive): Call lex_next directly.
2394 * cpphash.h: Prototype _cpp_get_token.
2395 * cppexp.c (lex): Use it.
2396 * cpphash.c (parse_define): Use it.
2397 * cpplib.c (get_define_node, do_undef, parse_include,
2398 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
2399 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
2400 parse_ifdef, validate_else): Use it.
2401 (cpp_push_buffer): Tweak error message; abort if anyone tries
2402 to push a buffer while macro expansions are stacked.
2404 2000-07-11 Donn Terry <donnte@microsoft.com>
2406 * cpplex.c (free_macro_args, save_token): Cast arg of free
2407 and/or xrealloc to PTR.
2408 (_cpp_init_input_buffer): Clear all fields of the base context.
2410 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
2412 * gensupport.c (process_rtx): Make rtl checking stop
2413 complaining about the define_insn while it is being
2414 converted from a define_insn_and_split.
2416 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
2418 * config/mips/mips.c (simple_memory_operand): Access the
2419 INTVAL of the address, not it's containing MEM.
2421 2000-07-11 Bruce Korb <bkorb@gnu.org>
2423 * fixinc/fixtests.c(double_slash): obsolete
2424 (else_endif_label): likewise
2425 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
2426 (libc1_ifdefd_memx): correct initial comment
2427 and omit the #if/#endif pair from the memxxx declarations
2428 * fixinc/fixincl.x: regen
2430 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2432 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
2434 2000-07-11 Neil Booth <NeilB@earthling.net>
2438 2000-07-11 Neil Booth <NeilB@earthling.net>
2440 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
2441 (handle_option): Set digraphs according to standard.
2442 Merge OPT_lang_c89 handler with OPT_std_c89.
2444 * cpplex.c: (lex_line, can_paste): Honour digraphs in
2445 accordance with the digraphs flag.
2447 * cpplib.h: (struct cpp_options): New option digraphs.
2449 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
2450 Bruce Korb <bkorb@gnu.org>
2452 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
2453 * fixinc/fixincl.x: Regenerate.
2454 * fixinc/tests/base/testing.h: Add testcase.
2456 2000-07-10 Richard Henderson <rth@cygnus.com>
2458 * config/ia64/ia64.c (got_symbolic_operand): New.
2459 (symbolic_operand, move_operand): Revert 0701 change.
2460 * config/ia64/ia64.h (PREDICATE_CODES): Update.
2461 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
2462 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
2463 split the offset into a 14-bit low part instead of a 13-bit low part.
2464 (load_fptr): Mark the mem as unchanging.
2465 (load_symptr): Use got_symbolic_operand.
2467 2000-07-10 Nick Clifton <nickc@cygnus.com>
2469 * libgcc2.c (next_stack_level): Cast result of computation to
2470 (void **) so that the assignment does not generate a warning.
2472 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
2474 * flags.h : Add new variable flag_single_precision_constant.
2475 * toplev.c (display_help) : Add -fsingle-precision-constant option.
2476 (flag_single_precision_constant): New.
2477 * c-lex.c (yylex): Convert floating point constant to single
2479 * invoke.texi : Add documentation for this new option.
2481 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
2483 * diagnostic.c (output_octal): Second parameter is unsigned.
2484 (output_long_octal): Likewise.
2485 (output_hexadecimal): Likewise.
2486 (output_long_hexadecimal): Likewise.
2487 (output_format): Adjust arguments extraction. Tweak.
2488 (output_verbatim, verbatim): End variable argument list.
2489 (report_diagnostic): Improve documentation.
2491 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
2493 * c-common.h (build_stmt): Declare.
2494 (build_continue_stmt): Likewise.
2495 (build_break_stmt): Likewise.
2496 (build_return_stmt): Likewise.
2498 * c-decl.c (do_case): Rewrite to do what previously done in
2501 * c-semantics.c (build_stmt): Define.
2502 (build_return_stmt): Likewise.
2503 (build_break_stmt): Likewise.
2504 (build_continue_stmt): Likewise.
2505 (build_case_label): Likewise.
2507 * c-parse.in (BREAK): Change to build tree, then generate RTL.
2508 (CONTINUE): Likewise.
2511 (DEFAULT): Likewise.
2513 * c-parse.y: Regenerate.
2514 * c-pasre.c: Likewise.
2516 2000-07-09 Jason Merrill <jason@redhat.com>
2518 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
2520 * tree.h (STRIP_NOPS): Check for error_mark_node.
2521 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
2522 (dwarf2out_*): Remove duplicate declarations.
2524 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
2525 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
2527 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
2529 * diagnostic.c (wrap_text): New function.
2530 (maybe_wrap_text): Likewise.
2531 (output_add_string): Use it.
2532 (output_format): Likewise.
2533 (count_error): Use verbatim instead of notice.
2534 (report_error_function): Likewise. Don't use plain fprintf.
2535 (finish_diagnostic): New function.
2536 (output_do_verbatim): Tweak. Commonalize functionalities in
2537 output_verbatim and verbatim.
2538 (output_verbatim): Adjust.
2539 (verbatim): Likewise.
2540 (report_diagnostic): Define.
2542 * diagnostic.h (report_diagnostic): Prototype.
2544 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
2546 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
2548 2000-07-09 Neil Booth <NeilB@earthling.net>
2550 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
2551 IShspace, ISspace: Update.
2553 * cppinit.c: ISTABLE: Update.
2556 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
2557 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
2558 (skip_block_comment, skip_line_comment, parse_string,
2559 lex_line): Use is_vspace rather than IS_NEWLINE.
2560 (skip_whitespace, lex_line): Clean up to use is_nvspace.
2561 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
2563 (lex_next): Unconditionally stop if within a directive.
2564 Treat directives within macro invocations as directives
2565 (after parse_args emits error), not as the argument.
2567 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
2569 * diagnostic.c (diagnostic_args): New macro.
2570 (diagnostic_msg): Likewise.
2571 (output_formatted_integer): Likewise.
2572 (output_state): New data type.
2573 (digit_buffer): Make global.
2574 (output_add_integer): Rename to output_decimal. Squeeze
2576 (output_long_decimal, output_unsigned_decimal,
2577 output_long_unsigned_decimal, output_octal, output_long_octal,
2578 output_hexadecimal, output_long_hexadecimal): New functions.
2579 (output_append_r): New function.
2580 (output_append): Tweak.
2581 (output_flush_on): Rename to output_to_stream.
2582 (output_format): Change prototype. Improve documentation. Handle
2583 more format specifiers.
2584 (build_location_prefix): Rename to context_as_prefix.
2585 (output_notice): Rename to output_do_printf.
2586 (output_printf): Tweak.
2587 (line_wrapper_printf): Likewise.
2588 (vline_wrapper_message_with_location): Adjust call to renamed
2590 (v_message_with_decl): Likewise.
2591 (default_print_error_function): Likewise.
2592 (save_output_state): New function.
2593 (restore_output_state): Likewise.
2594 (output_do_verbatim): Likewise.
2595 (output_verbatim): Define.
2596 (verbatim): Likewise.
2598 * diagnostic.h (printer_fn): Change return type from void to int.
2599 Improve documentation.
2600 (output_add_integer): Rename to output_decimal.
2601 (output_flush_on, output_format): Don't export.
2602 (output_verbatim, verbatim): Declare.
2604 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
2606 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
2607 Check whether c divides op1 exactly if operation is not
2610 2000-07-08 Richard Henderson <rth@cygnus.com>
2612 * final.c (final): Do not abort when reg-stack introduces
2615 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
2617 * cpplib.h (struct cpp_name): Now struct cpp_string.
2618 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
2619 CPP_HEADER_NAME): Change to type S.
2620 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
2621 field, a cpp_hashnode *. All references to val.name updated
2622 to use val.str or val.node as appropriate.
2623 (struct cpp_reader): Add spec_nodes field.
2624 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
2626 * cpphash.h (struct spec_nodes): New.
2627 (enum spell_type): Reorder. Only SPELL_STRING tokens use
2628 val.str. All references to 'spelling > SPELL_NONE' updated to
2631 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
2632 pfile->buffer->inc are not NULL before dereferencing them.
2634 * cpplex.c (parse_name): Take a pointer to the current token,
2635 plus current position and limit as args; return the new
2636 position; don't copy the text of a name into the string
2637 buffer, instead call cpp_lookup and store the node pointer.
2638 If extending a token, copy out the text of the old into a
2639 scratch buffer, append the new, look that up and store the new
2640 node pointer. Inline.
2641 (maybe_paste_with_next): If the result of paste is a NAME,
2642 then look up the pasted text and store its node pointer.
2643 (lex_line): Adjust for new parse_name interface.
2644 Check for L"str", L'str' using spec_nodes->n_L.
2645 (spell_token): SPELL_IDENT tokens have their spelling in
2646 val.node->name. Handle SPELL_STRING tokens that don't have
2648 (_cpp_expand_name_space,
2649 (can_paste): Check for L ## "str" using spec_nodes->n_L.
2650 (cpp_get_token, special_symbol): No need to call cpp_lookup.
2651 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
2652 return 1=equal 0=not, not a tristate.
2654 * cpphash.c (var_args_str): Delete.
2655 (find_param): Compare node fields directly.
2656 (is__va_args__): Use CPP_PEDANTIC. Just compare
2657 token->val.node with spec_nodes->n__VA_ARGS__.
2658 (dump_funlike_macro): Don't use var_args_str.
2660 * cpplib.c (_cpp_check_directive): Just walk through
2661 spec_nodes->dirs comparing pointers.
2662 (get_define_node, do_pragma_poison, detect_if_not_defined,
2663 parse_ifdef): The identifier has already been looked up.
2664 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
2666 (do_if): Only call detect_if_not_defined at beginning of file.
2667 (_cpp_parse_assertion): Only copy string pointers for
2668 SPELL_STRING tokens.
2669 (pragma_dispatch): Take a node pointer and examine its name
2671 (_cpp_init_stacks): Also initialize the spec_nodes structure.
2673 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
2675 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
2676 reverse order from the corresponding _cpp_init_* routines.
2678 * cppexp.c (parse_number, parse_charconst, parse_defined,
2679 lex): Check val.node->type instead of calling cpp_defined.
2680 Use spec_nodes entries where appropriate.
2682 * fix-header.c, scan-decls.c: Update for interface changes.
2684 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
2686 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
2687 emitting aux_truncdfsf2.
2689 2000-07-03 Donn Terry (donnte@microsoft.com)
2691 * cppinit.c (print_help): split overlong line into ISO C89
2694 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
2696 * cppexp.c: Update all code for new lexer interface.
2697 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
2698 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
2699 * cpplex.c (token_names): Trim leading CPP_ from names; make
2700 the strings unsigned.
2701 (_cpp_spell_operator): New.
2702 (is_macro_disabled): Disable all macros if rescanning
2704 (_cpp_get_directive_token): Remove.
2706 * cppinit.c: Don't set no_macro_expand.
2707 * cpplib.c (read_line_number, do_line): Check only for EOF,
2709 * cpphash.h: Update prototypes.
2710 * cpplib.h (CPP_VSPACE): Remove.
2711 (struct cpp_reader): Remove no_macro_expand.
2713 2000-07-08 Neil Booth <NeilB@earthling.net>
2715 * cpphash.c (is__va_args__): New function.
2716 (count_params): Fix line reported in error messages. Use
2717 is__va_args__. Don't return ')' on error. Flag GNU style
2718 rest args macro definitions.
2719 (parse_define): Check macro name is not __VA_ARGS__.
2720 (save_expansion): Check identifier in non-varargs-macro is
2721 not __VA_ARGS__. Don't flag GNU_VARARGS.
2722 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
2723 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
2724 than per-token GNU_VARARGS.
2725 * cpplib.h (GNU_VARARGS): Remove.
2726 (GNU_REST_ARGS): New.
2728 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
2730 * i386.md (call_pop, call, call_value_pop): Do not set
2731 current_function_uses_pic_offset_table for calls to static
2732 functions or indirect calls.
2734 2000-07-07 Jim Wilson <wilson@cygnus.com>
2736 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
2737 is_predicate_reg, then take max write_count of register pair.
2739 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2741 * tradcpp.c (main): Rename label `include' to `add_include' to
2742 avoid conflicts with variable `include' in traditional C.
2744 2000-07-07 Jakub Jelinek <jakub@redhat.com>
2746 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
2748 2000-07-07 Jakub Jelinek <jakub@redhat.com>
2750 * sibcall.c (uses_addressof): Add INMEM argument, check for
2751 current_function_internal_arg_pointer outside of MEM rtxs in addition
2753 (sequence_uses_addressof): Update caller.
2755 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
2757 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
2760 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2762 * system.h (UNION_INIT_ZERO): New macro for initializing union
2765 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
2767 2000-07-07 Neil Booth <NeilB@earthling.net>
2771 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
2773 * final.c (final): Detect out of bounds array access to
2774 the insn_lengths array.
2776 2000-07-07 Kazu Hirata <kazu@hxi.com>
2778 * fold-const.c (fold): Fix a comment typo.
2780 2000-07-07 Neil Booth <NeilB@earthling.net>
2782 * cpp.texi: Update to new lexer.
2784 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
2786 * tradcpp.c: New file.
2787 * tradcif.y: New file.
2788 * tradcif.c: New generated file.
2790 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
2791 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
2792 dependencies of C. Install tradcpp from install-common, in
2795 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
2797 * cppinit.c: Include cppdefault.h. Refer to
2798 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
2799 to GCC_INCLUDE_DIR and its length.
2800 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
2801 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
2802 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
2804 (include_defaults_array): Move to cppdefault.c.
2806 * cppdefault.h: New file.
2807 * cppdefault.c: New file.
2809 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
2810 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
2811 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
2814 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2816 * reload.c (push_reload): When seeing if can reuse a register,
2817 check extra registers against widest of INMODE and OUTMODE.
2819 2000-07-06 Neil Booth <NeilB@earthling.net>
2821 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
2822 based on full length of predicate.
2824 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
2826 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
2827 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
2829 2000-07-05 Kazu Hirata <kazu@hxi.com>
2831 * h8300-proto.h: Fix formatting.
2832 * h8300.c: Likewise.
2833 * h8300.h: Likewise.
2835 2000-07-05 Jim Wilson <wilson@cygnus.com>
2837 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
2840 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
2842 * invoke.texi: Fix minor typos
2843 * md.texi: Fix minor typos
2845 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
2847 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
2849 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
2851 * cpplex.c: Don't include sys/mman.h.
2852 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
2854 * cpplib.c: Include sys/mman.h and obstack.h.
2855 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
2857 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
2858 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
2859 bother freeing if stack entries (they will be freed with their buffer).
2860 (do_endif): Free if stack entries from the buffer obstack.
2861 (push_conditional): Allocate if stack entries from the buffer obstack.
2863 (find_answer): Rename to _cpp_find_answer.
2864 (do_assert, do_unassert): Update.
2866 * cpphash.h: Update prototypes.
2867 (xobnew): New convenience macro.
2868 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
2870 (struct cpp_hashnode): Remove disabled field.
2872 * cppinit.c: Don't include hashtab.h or splay-tree.h.
2873 (report_missing_guard): Moved to cppfiles.c.
2874 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
2876 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
2877 cpp_cleanup_includes. Don't destroy hashtab or
2878 all_include_files here.
2879 (cpp_finish): Use _cpp_report_missing_guards.
2881 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
2882 (_cpp_init_include_table): Rename _cpp_init_includes.
2883 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
2885 * cppexp.c (parse_assertion): Update for new name of
2888 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
2890 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
2892 * cpplib.c (do_ident): s/VSPACE/EOF/
2894 2000-07-05 Neil Booth <NeilB@earthling.net>
2896 * cpplex.c: Fix trigraph replacement within strings.
2898 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2900 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
2902 * xcoffout.c (assign_type_number): Constify.
2903 (xcoffout_source_file): Add static prototype. Don't needlessly
2904 cast away const-ness.
2906 2000-07-04 Jason Merrill <jason@redhat.com>
2908 * frame.h (frame_state): Move base_offset to end.
2910 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
2912 * calls.c (emit_library_call_value_1): Revert previous change.
2914 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
2916 * fix-header.c (struct partial_proto): Remove unnecessary fields.
2917 (recognized_extern, recognized_function, read_scan_file):
2918 Update for new scheme.
2919 (check_protection): It's still a multiple include guard even
2920 if it doesn't always trigger.
2921 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
2923 * scan.h: Declare struct cpp_token. Update prototypes.
2925 2000-07-03 Neil Booth <neilb@earthling.net>
2926 Zack Weinberg <zack@wolery.cumb.org>
2928 Complete overhaul of the lexer and macro expander.
2930 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
2931 arg, arglist, argdata, reflist, collect_objlike_expansion,
2932 collect_funlike_expansion, collect_params,
2933 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
2934 unsafe_chars, macarg, compare_defs, special_symbol,
2935 scan_arguments, stringify, funlike_macroexpand,
2936 _cpp_quote_string, monthnames): Delete.
2937 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
2938 _cpp_create_definition, _cpp_dump_definition,
2939 dump_hash_helper): Adjust.
2940 (find_param, count_params, parse_define, var_args_str,
2941 check_macro_redefinition, save_expansion): New.
2943 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
2944 parse_string, output_line_command, trigraph_replace,
2945 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
2946 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
2947 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
2948 _cpp_skip_rest_of_line): Modify.
2950 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
2951 find_position, null_warning, bump_column, expand_name_space,
2952 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
2953 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
2954 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
2955 _cpp_prescan): Delete.
2957 (dump_param_spelling, process_directive, lex_next,
2958 is_macro_disabled, stringify_arg, expand_context_stack,
2959 output_token, make_string_token, alloc_number_token,
2960 special_symbol, duplicate_token, maybe_paste_with_next,
2961 can_paste, prevent_macro_expansion, restore_macro_expansion,
2962 get_temp_token, release_temp_tokens, quote_string,
2963 token_names, token_spellings, _cpp_expand_name_space,
2964 _cpp_glue_header_name, _cpp_reserve_name_space,
2965 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
2966 placemarker_token, eof_token, cpp_context, macro_args,
2967 get_raw_token, parse_arg, parse_args, save_token,
2968 push_arg_context, push_macro_context, pop_context,
2969 do_pop_context, free_macro_args, _cpp_get_line,
2970 _cpp_run_directive): New.
2972 * cpplib.c (validate_else, parse_include, push_conditional,
2973 pass_thru_directive, read_line_number, parse_ifdef,
2974 detect_if_not_defined, _cpp_check_directive, do_define,
2975 do_undef, do_include, do_import, do_include_next, do_error,
2976 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
2977 top_pragmas, do_pragma_gcc, do_pragma_implementation,
2978 do_pragma_poison, do_pragma_system_header,
2979 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
2980 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
2981 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
2982 cpp_defined): Update for new scheme.
2983 (strtoul_for_line, get_define_node, dump_macro_name,
2984 _cpp_check_linemarker, _cpp_parse_assertion): New.
2985 (_cpp_handle_directive, do_pragma_default): Delete.
2987 * cpphash.h (struct predicate): Now struct answer.
2988 (enum spell_type, struct token_spelling, struct directive,
2989 directive_handler): New.
2990 Update prototypes. Remove unused macros.
2991 * cpplib.h: Update prototypes. Remove unused macros,
2992 structure definitions, and fields.
2994 * cpperror.c (print_containing_files, v_message): Adjust.
2995 * cppexp.c (parse_assertion, lex, parse_escape,
2996 _cpp_parse_expr): Adjust.
2997 * cppfiles.c (open_include_file, _cpp_execute_include,
2998 _cpp_compare_file_date, cpp_read_file, read_include_file):
3000 * cppinit.c (dump_special_to_buffer): Delete.
3001 (append_include_chain, merge_include_chains, cpp_reader_init,
3002 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
3003 cpp_finish, handle_option, print_help): Adjust.
3004 * cppmain.c (main): Adjust.
3006 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
3008 * cppspec.c (lang_specific_driver): Use double quotes in error
3011 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
3013 * calls.c (emit_library_call_value_1): Use valreg instead
3014 of hard_libcall_value.
3016 2000-07-03 Geoff Keating <geoffk@cygnus.com>
3018 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
3019 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
3020 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
3028 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
3029 mode instead of wider_mode is being used.
3031 2000-07-03 Jakub Jelinek <jakub@redhat.com>
3033 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
3034 of 'r'. Use q_regs_operand.
3035 (andsi_1+2): Use q_regs_operand.
3037 2000-07-03 Jakub Jelinek <jakub@redhat.com>
3039 * builtins.c (get_memory_rtx): Always put into alias set 0.
3041 2000-07-03 Nick Clifton <nickc@cygnus.com>
3043 * config/arm/arm.md: Fix post increment and pre increment
3044 peepholes so that they do not generate UNPREDICATBLE opcodes.
3045 (ie ones where the increment clobbers the source/destination).
3047 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
3049 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
3050 change too big for -mtiny-stack" a warning, if larger than 63.
3051 (out_set_stack_ptr): Change the logic so -mno-interrupts is
3052 always safe to use on possible future devices.
3053 (function_prologue): Write SPH before SPL, for consistency.
3054 If interrupt_func_p true, we know we have enabled interrupts.
3055 (avr_num_arg_regs): New function. Round up to even number of
3056 bytes if no -mpack-args or if calling a libgcc function.
3057 (function_arg, function_arg_advance): Use it.
3058 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
3059 Output "movw" if available.
3060 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
3061 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
3062 (asm_output_section_name): Add blanks for consistent output.
3063 (encode_section_info): Set TREE_READONLY for progmem data to
3064 avoid gas warnings about changed section attributes.
3065 (avr_hard_regno_mode_ok): Force non-QImode data to start in
3066 even numbered registers on devices with "movw".
3067 * config/avr/avr.h (MASK_*): Define bits for target_flags.
3068 (TARGET_SWITCHES): Mark help strings for translation.
3069 Add new -mpack-args and -menhanced switches.
3070 (TARGET_OPTIONS): Mark help strings for translation.
3071 (progmem_section): Add section attributes.
3072 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
3073 Output "movw" if available.
3074 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
3076 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
3077 call convention (arguments aligned on even registers).
3078 (_cleanup, _exit): Make weak symbols libc can override.
3080 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3082 * fp-bit.h: New file.
3084 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
3085 Comment #endif statements.
3086 (__thenan_sf, __thenan_df): Add missing braces around initializer.
3088 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
3090 * gcse.c (compute_pre_data): Compute ae_kill using other local
3091 properties instead of calling compute_ae_kill.
3093 * alias.c (init_alias_analysis): Do not call
3094 prologue_epilogue_contains until after reload has completed.
3096 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
3098 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
3099 (genrtl_finish_compound_stmt): Likewise.
3100 (genrtl_compound_stmt): Change to return void.
3102 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
3103 move code from here to ...
3104 (genrtl_compound_stmt): ... here.
3105 (genrtl_finish_compound_stmt): Remove.
3106 (expand_stmt): Add comment.
3108 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
3110 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
3113 2000-07-02 Jakub Jelinek <jakub@redhat.com>
3115 * cpplib.h (struct cpp_reader): New field include_depth.
3116 (struct cpp_printer): Rename last_bsd to last_id.
3117 * cppfiles.c (read_include_file): Bump include_depth.
3118 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
3119 (output_line_command): Output correct #line if a header
3120 is including itself and is not protected against multiple inclusion.
3121 Use include_depth instead of buffer_stack_depth, last_id instead of
3123 * cppinit.c (cpp_start_read): Initialize last_id instead of
3126 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
3128 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
3129 (c-semantics.o): New target.
3131 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
3132 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
3133 (genrtl_clear_out_block): Likewise.
3134 (genrtl_goto_stmt): Likewise.
3135 (genrtl_expr_stmt): Likewise.
3136 (genrtl_decl_stmt): Likewise.
3137 (genrtl_if_stmt): Likewise.
3138 (genrtl_while_stmt): Likewise.
3139 (genrtl_do_stmt): Likewise.
3140 (genrtl_return_stmt): Likewise.
3141 (genrtl_for_stmt): Likewise.
3142 (genrtl_break_stmt): Likewise.
3143 (genrtl_continue_stmt): Likewise.
3144 (genrtl_scope_stmt): Likewise.
3145 (genrtl_switch_stmt): Likewise.
3146 (genrtl_case_label): Likewise.
3147 (genrtl_begin_compound_stmt): Likewise.
3148 (gerntl_finish_compound_stmt): Likewise.
3149 (genrtl_compound_stmt): Likewise.
3150 (genrtl_asm_stmt): Likewise.
3151 (genrtl_decl_cleanup): Likewise.
3152 (DECL_ANON_UNION_ELEMS): Likewise.
3153 (emit_local_var): Likewise.
3154 (make_rtl_for_local_static): Likewise.
3155 (expand_cond): Likewise.
3156 (expand_stmt): Likewise.
3157 (c_expand_return): Likewise.
3158 (c_expand_start_case): Likewise.
3159 (do_case): Likewise.
3160 (COMPOUND_STMT_NO_SCOPE): Likewise.
3161 (c_expand_asm_operands): Likewise.
3162 (NEW_FOR_SCOPE_P): New macro.
3163 (expand_expr_stmt_fn): New type.
3165 (set_current_function_name_declared): Likewise.
3166 (current_function_name_declared): Likewise.
3167 (lang_expand_stmt): Likewise.
3168 (stmts_are_full_exprs_p): Likewise.
3169 (anon_aggr_type_p): Likewise.
3170 (lang_expand_expr_stmt): Likewise.
3171 (build_case_label): Likewise.
3173 * c-decl.c (lang_expand_expr_stmt): Initialize.
3174 (stmts_are_full_exprs_p): Define.
3175 (current_function_name_declared): Likewise.
3176 (do_case): Likewise.
3177 (lang_expand_stmt): Likewise.
3178 (set_current_function_name_declared): Likewise.
3179 (anon_aggr_type_p): Likewise.
3181 * c-semantics.c: New file.
3182 (expand_cond): Moved from cp/semantics.c.
3183 (genrtl_do_pushlevel): Likewise.
3184 (genrtl_clear_out_block): Likewise.
3185 (genrtl_goto_stmt): Likewise.
3186 (genrtl_expr_stmt): Likewise.
3187 (genrtl_decl_stmt): Likewise.
3188 (genrtl_if_stmt): Likewise.
3189 (genrtl_while_stmt): Likewise.
3190 (genrtl_do_stmt): Likewise.
3191 (genrtl_return_stmt): Likewise.
3192 (genrtl_for_stmt): Likewise.
3193 (genrtl_break_stmt): Likewise.
3194 (genrtl_continue_stmt): Likewise.
3195 (genrtl_scope_stmt): Likewise.
3196 (genrtl_switch_stmt): Likewise.
3197 (genrtl_case_label): Likewise.
3198 (genrtl_begin_compound_stmt): Likewise.
3199 (genrtl_finish_compound_stmt): Likewise.
3200 (genrtl_compound_stmt): Likewise.
3201 (genrtl_asm_stmt): Likewise.
3202 (genrtl_decl_cleanup): Likewise.
3203 (make_rtl_for_local_static): Moved from cp/decl.c.
3204 (emit_local_var): Likewise.
3205 (expand_stmt): Define.
3207 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
3208 (c_expand_return): Likewise.
3209 (c_expand_start_case): Likewise.
3211 2000-07-01 Richard Henderson <rth@cygnus.com>
3213 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
3214 with the low 13 bits set.
3215 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
3216 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
3217 of the low 13 bits into a CONST plus an adddi3.
3218 (load_symptr): Set RTX_UNCHANGING_P.
3220 See ChangeLog.3 for earlier changes.