1 2000-08-04 Bruce Korb <bkorb@gnu.org>
3 * fixinc/: Verified that the MSDOS patch does not break
4 the UNIX functionality and applied the next three patches
7 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
9 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
10 output file with the temporary one by appending ".X" to generate
11 the temporary fuile's name. If the output file already has an
12 extension, replace it with ".X".
14 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
15 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
16 reallocate the command buffer while copying the command-line
17 argument. Redirect the output directly to the temporary file,
18 instead of going through another temporary file.
19 (process): Close the temporary file before unlinking it.
20 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
21 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
22 (run_compiles): Pass p_fixd argument to machine_matches, as it
25 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
26 environment, assume there are no symlinks in the include
27 directory. When cleaning up the DONE files, look for them
28 case-insensitively. Don't try to remove symlinks if they aren't
31 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
32 all callers changed. Declare pz "const char *", to avoid compiler
35 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
36 Change prototype of make_raw_shell_str.
38 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
40 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
41 (initialize) [__MSDOS__]: Use tempnam.
42 (initialize): Don't use SIGPIPE if it is not defined.
44 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
47 2000-07-25 Bruce Korb <bkorb@gnu.org>
49 * fixinc/fix*.[ch]: substantially reworked to make it possible
50 to run this program without using fork(2) or pipe(2) (i.e. in
53 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
55 * cppdefault.h (WINT_TYPE): Define.
56 * cppinit.c (builtin_array): Define __WINT_TYPE__.
57 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
58 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
60 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
62 * (mips_legitimate_address_p): Don't allow register+offset
63 if the offset is large and negative, and we are compiling
66 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
68 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
71 2000-08-04 Kazu Hirata <kazu@hxi.com>
73 * h8300.c (function_prologue): Rearrange code for conciseness.
74 (function_epilogue): Likewise.
75 * h8300.h (OK_FOR_U): Fix formatting.
77 * cse.c: Fix a comment typo. Fix formatting.
79 2000-08-03 Richard Henderson <rth@cygnus.com>
81 * config/i386/i386.md (return_indirect_internal): New.
82 * config/i386/i386.c (ix86_expand_epilogue): Use it.
84 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
86 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
88 (lex_line): Glue @ onto the beginning of identifiers and
89 string constants, in Objective-C mode.
90 (output_token, spell_token): Handle CPP_OSTRING.
91 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
92 beginning of a NAME or a STRING, in objc mode.
94 * cpplib.c (get_define_node): Do not permit identifiers that
95 begin with @ to be #defined.
96 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
97 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
99 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
100 * c-tree.h (build_objc_string): Delete prototype.
101 * objc/objc-tree.def: Delete OBJC_STRING_CST.
102 * c-lex.c (yylex): Use build_string for all three kinds of strings.
104 * c-parse.in, objc/objc-act.c: Update commentary.
106 2000-08-03 Mark Mitchell <mark@codesourcery.com>
108 * extend.texi: Fix typo in last change.
110 * extend.texi: Add commentary on statement-expressions and their
111 interactions with C++.
113 2000-08-03 Nick Clifton <nickc@cygnus.com>
115 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
116 * dwarf.h (LANG_JAVA): Change value to 0x000b.
118 2000-08-03 Anthony Green <green@cygnus.com>
120 * dwarf2out.c (gen_compile_unit_die): Add java language support.
121 (add_bound_info): Check for java language.
122 (is_java): New function.
123 * dwarfout.c (output_compile_unit_die): Ditto.
124 * dwarf.h (dwarf_source_language): Add java source language type.
125 * dwarf2.h (dwarf_source_language): Ditto.
127 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
129 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
132 * i386.c (ix86_expand_branch): Mode of comparison in
133 IF_THEN_ELSE is VOIDmode.
135 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
137 * gengenrtl.c, rtl.c: Avoid #elif.
139 2000-08-03 Michael Poole <poole@troilus.org>
141 * tm.texi (Register Classes): Clarify order of sub-initializers
142 in REG_CLASS_CONTENTS.
144 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
146 From SAITOH Masanobu:
147 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
149 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
151 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
152 is not supported by tradcpp and isn't actually needed for cygwin.
154 2000-08-03 Kazu Hirata <kazu@hxi.com>
156 * h8300.c: Fix a comment typo.
157 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
159 * jump.c: Fix formatting.
161 * toplev.c: Fix formatting.
163 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
165 * flow.c (find_auto_inc): Verify that we've got a REG before
166 peeking at its regno. Fail, don't abort if we can't find
167 the increment of the desired register.
169 * pa.md (shadd height reduction patterns/splitters): Remove.
171 2000-08-02 Jim Wilson <wilson@cygnus.com>
173 * config/ia64/ia64-protos.h (flag_ssa): Declare.
174 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
176 2000-08-02 Mark Mitchell <mark@codesourcery.com>
178 * dce.c: Remove all uses of assert.
179 * dwarf2out.c: Likewise.
180 * dwarfout.c: Likewise.
183 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
185 * gcc.h (lang_specific_driver): Constify second argument.
186 * gcc.c (translate_options, process_command, main): Likewise.
187 Constify variables to match. Cast second argument to
190 * cppspec.c, gccspec.c: Adjust type of second argument to
191 lang_specific_driver, and update code as necessary.
193 2000-08-02 Jakub Jelinek <jakub@redhat.com>
195 * loop.c (scan_loop): Ensure update_end label does not
196 go away until reg_scan_update is run.
198 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
200 * c-common.h: Prototype min_precision and c_build_qualified_type here...
201 * c-tree.h: ... not here.
202 * errors.h: Prototype fancy_abort.
204 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
205 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
206 * regrename.c (regrename_optimize): Make control flow explicit.
207 (replace_reg_in_block): Initialize reg_use to 0.
209 * i386.c (legitimate_address_p): Rename error label to
210 report_error to avoid namespace clash.
212 2000-08-02 Kazu Hirata <kazu@hxi.com>
214 * fold-const.c: Fix formatting.
216 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
218 * i386.c (legitimate_address_p): Accept other bases than
219 pic_offset_table_rtx for GOTOFF constructs.
221 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
223 * i386.md (shift to lea splitter): Use const_int_operand.
225 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
227 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
228 cppspec.c: Do not use 'legal' or 'illegal' in error messages
231 * cppmain.c (cb_define, cb_undef): Don't generate any output
232 if not done_initializing.
233 * cpplex.c (maybe_paste_with_next): When the token after a ##
234 is an omitted rest argument, only delete the token before it
235 if that token is a comma. Do not warn about bogus token
236 pastes for , ## rest_arg.
241 2000-08-02 Fred Fish <fnf@be.com>
243 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
244 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
247 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
248 Be directories to search path.
250 Remove support for __declspec(dllimport) and __declspec(dllexport).
251 This is leftover cruft from the earlier BeOS gcc port when BeOS
252 used Microsoft's PE object file format.
253 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
254 * config/i386/t-beos (winnt.o): Remove Makefile frag.
255 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
256 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
257 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
258 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
259 (REDO_SECTION_INFO_P): Remove.
260 (ASM_EXPORT_DECL): Remove.
261 (ASM_DECLARE_FUNCTION_NAME): Remove.
262 (ASM_DECLARE_OBJECT_NAME): Remove.
263 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
264 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
265 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
266 (STRIP_NAME_ENCODING): Remove.
268 Remove support for obsolete version of BeOS that is no longer
270 * configure.in (i*86-*-beospe*): Remove.
271 * config/i386/beos-pe.h: Remove.
273 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
274 Mark Mitchell <mark@codesourcery.com>
276 * Makefile.in (OBJS): Added dce.o.
277 (ssa.o): Updated target to include ssa.h.
279 (toplev.o): Likewise.
280 (dce.o): Created target.
281 * basic-block.h: Added comments.
282 (INVALID_BLOCK): Added definition.
283 (connect_infinite_loops_to_exit): Added declaration.
284 Moved SSA declarations to ssa.h.
285 * flow.c: Added inclusion of ssa.h.
286 (struct depth_first_search_dsS, depth_first_search_ds):
288 (compute_immediate_postdominators): Added definition.
289 (connect_infinite_loops_to_exit): Likewise.
290 (flow_dfs_compute_reverse_init): Likewise.
291 (flow_dfs_compute_reverse_add_bb): Likewise.
292 (flow_dfs_compute_reverse_execute): Likewise.
293 (flow_dfs_compute_reverse_finish): Likewise.
294 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
295 (LABEL_P): Added definition.
298 (BARRIER_P): Likewise.
299 (JUMP_TABLE_DATA_P): Likewise.
300 (INSN_DEAD_CODE_P): Likewise.
301 * ssa.c: Replaced inclusions with ssa.h inclusion.
302 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
303 (rename_registers): Removed unnecessary variables.
304 * ssa.h: Created by moving declarations from ssa.c and
306 * timevar.def: Defined TV_DEAD_CODE_ELIM.
307 * toplev.c: Added ssa.h inclusion.
308 (dump_file_index): Added DFI_dce.
309 (dump_file): Added "dce" entry.
311 (f_options): Added dce entry.
312 * invoke.texi: Document -fdce. Emphasize experimental status of
316 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
318 * cpperror.c (v_message): Split into _cpp_begin_message and
319 v_message macro. All callers updated.
320 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
323 * cppfiles.c (cpp_syshdr_flags): New function.
324 (read_include_file): Don't call cpp_output_tokens. Call
326 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
327 (cpp_reader_init): Don't initialize token_buffer. Call
328 _cpp_init_internal_pragmas.
329 (cpp_cleanup): Don't clear token_buffer.
330 (cpp_start_read): Don't worry about output from -D processing.
331 Don't call cpp_output_tokens.
332 (cpp_finish): Don't dump macros here. Don't call
334 * cppmacro.c (_cpp_dump_definition): Rename
335 cpp_dump_definition. Write directly to a FILE *.
336 (dump_funlike_macro): Delete.
337 (dump_macro_args): New.
339 * cpplex.c (TOKEN_LEN): Convert to inline function.
340 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
341 cpp_scan_line, _cpp_dump_list): Delete.
342 (cpp_printf, cpp_output_list): New.
343 (output_line_command): Don't worry about entering or leaving files.
344 (cpp_scan_buffer): Just output each token as we hit it.
345 (process_directive): Don't call cpp_output_tokens.
346 (_cpp_glue_header_name): Don't use token_buffer.
347 (output_token, dump_param_spelling): Write directly to a FILE *.
349 * cpplib.c (pass_thru_directive, dump_macro_name,
350 pragma_dispatch, do_pragma_gcc): Delete.
351 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
352 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
354 (do_error, do_warning, pragma_dependency): Call
355 _cpp_begin_message, then cpp_output_list.
356 (cpp_register_pragma, cpp_register_pragma_space,
357 _cpp_init_internal_pragmas): New.
358 (do_pragma): Walk the pragmas table here.
359 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
360 do_pragma_dependency): Return void.
361 (do_pragma_implementation): Moved to cppmain.c.
363 * cpplib.h: Update prototypes.
364 (struct cpp_reader): Remove printer, token_buffer,
365 token_buffer_size, and limit. Add struct cb, and pragmas.
366 (struct cpp_printer): Remove last_id and written.
367 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
368 CPP_ADJUST_WRITTEN): Delete.
369 * cpphash.h: Update prototypes.
370 (ufputs): New wrapper.
372 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
373 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
374 (main): Set up callbacks. Register #pragma implementation.
375 Dump macros from here.
377 2000-08-01 Geoff Keating <geoffk@cygnus.com>
379 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
380 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
381 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
382 insns if they have a REG_MAYBE_DEAD note attached.
383 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
384 (rs6000_emit_load_toc_table): TOC loads may go dead.
386 2000-08-01 Jim Wilson <wilson@cygnus.com>
388 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
389 type exists before using it. Use number of words as alignment
391 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
392 ia64_va_arg): Propagate ia64_function_args changes here.
394 2000-08-01 Richard Henderson <rth@cygnus.com>
396 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
397 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
399 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
402 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
403 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
404 unless TARGET_SH3E is set.
405 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
407 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
408 (ashlsi3_std): New pattern.
409 (ashlsi3 expander): Use it for TARGET_SH3.
410 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
412 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
414 * loop.c (canonicalize_condition): Use destination, not source to
415 determine SET's mode.
417 2000-07-31 Mark Mitchell <mark@codesourcery.com>
419 * flow.c (clear_log_links): Fix typo.
421 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
423 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
424 on targets which need more than one insn for a compare/cbranch
427 2000-07-31 Jim Wilson <wilson@cygnus.com>
429 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
430 when computing offset.
432 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
434 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
436 2000-07-31 Geoff Keating <geoffk@cygnus.com>
438 * flow.c (clear_log_links): Nuke global_live_at_start and
439 global_live_at_end data, since if the log_links stuff is invalid
440 so is global_live_at_*.
442 2000-07-31 Richard Henderson <rth@cygnus.com>
444 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
446 2000-07-31 Jakub Jelinek <jakub@redhat.com>
448 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
449 (_cpp_get_token): Don't macro expand a just pasted token if it
450 was pasted at no_expand_level.
452 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
454 * cppmacro.c (find_param, count_params, save_expansion):
455 Permit 'defined' as a macro parameter name.
457 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
459 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
460 xcpp to cpp throughout.
461 (native): Remove unnecessary dependency on cpp.
463 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
465 (.i spec): Add missing output-file spec to cc1 command line.
466 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
468 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
470 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
471 (implicit_decl_warning): New function.
472 (implicitly_declare): Use it.
473 * c-typeck.c (build_external_ref): Use implicit_decl_warning
474 to complain about implicit decls of builtins.
476 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
477 based on pedantic && flag_isoc99, if not already set.
478 * c-tree.h: Declare mesg_implicit_function_declaration.
479 Prototype implicit_decl_warning.
481 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
483 * Makefile.in (ssa.o): Updated header files in dependences.
484 * basic-block.h: Added compute_immediate_postdominators declaration.
485 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
487 * flow.c (compute_immediate_dominators): Updated comment.
488 (compute_immediate_postdominators): Added definition.
489 * rtl.h (HARD_REGISTER_P): Added definition.
490 * ssa.c: Include additional header files.
491 (assert): Added definition.
492 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
493 include select hard registers.
494 (ssa_rename_to_insert): Likewise.
495 (ssa_rename_from_initialize): Likewise.
496 (ssa_rename_from_lookup): Likewise.
497 (original_register): Likewise.
498 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
499 include select hard reigsters.
500 (ssa_rename_from_traverse): Likewise.
501 (ssa_rename_from_free): Likewise.
502 (ssa_rename_from_print): Likewise.
503 (ssa_rename_from_print_1): Likewise.
504 (ssa_rename_from_hash_function): Likewise.
505 (ssa_rename_from_equal): Likewise.
506 (ssa_rename_from_delete): Likewise.
507 (simplify_to_immediate_dominators): Removed in favor of
508 flow.c:compute_immediate_dominators.
509 (find_evaluations_1): Modified to work with hard registers.
510 (insert_phi_node): Likewise.
511 (insert_phi_nodes): Likewise.
512 (struct rename_set_data): Updated prev_reg comment.
513 (create_delayed_rename): Modified to work with hard registers.
514 (RENAME_NO_RTX): Updated comment.
515 (apply_delayed_renames): Modified to work with hard registers.
516 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
517 (rename_block): Updated to use revised ssa_rename_to interface.
518 (rename_registers): Updated to use revised ssa_rename_to and
519 ssa_rename_from interface.
520 (convert_to_ssa): Revised to use compute_immediate_dominators and
521 deal with hard registers.
522 (make_regs_equivalent_over_bad_edges): Modified to work with hard
523 registers. Added check for illegal unification of hard register.
524 (make_equivalent_phi_alternatives_equivalent): Modified to work
526 (compute_conservative_reg_partition): Likewise.
527 (coalesce_if_unconflicting): Modified to work with hard registers
528 and check for conflicting hard registers.
529 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
531 (rename_equivalent_regs_in_insn): Modified to work with hard
533 (record_canonical_element_1): Added definition.
534 (check_hard_regs_in_partition): Added definition.
535 (convert_from_ssa): Added data structure deallocation and check
536 for illegal hard register unification.
537 (conflict_hard_regs_p): Added definition.
538 * toplev.c (rest_of_compilation): Added comment.
540 2000-07-31 Anthony Green <green@redhat.com>
542 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
544 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
546 * builtins.c (expand_builtin_apply): Don't defer pop during
549 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
551 * calls.c (combine_pending_stack_adjustment_and_call): Only use
552 preferred_unit_stack_boundary when it is > 1.
554 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
556 * c-common.c (init_function_format_info): Add C99 format functions
559 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
560 void' or 'register void' as being the special case of 'void' alone
563 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
564 discarding qualifiers into a plain warning.
566 2000-07-31 Kazu Hirata <kazu@hxi.com>
568 * combine.c: Fix formatting.
570 * h8300.md: Fix formatting.
572 * local-alloc.c: Fix formatting.
574 * h8300.c (get_shift_alg): Remove the variable alg.
575 (emit_a_shift): Rearrange code to improve readability.
577 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
579 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
580 HImode on all architectures and a combination of HImode and SImode
583 * h8300.c (split_adds_subs): Rearrange code for conciseness.
585 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
587 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
590 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
592 * recog.c (extract_insn): Set operand_mode according to
593 operand if match_operand is VOIDmode.
595 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
597 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
599 2000-07-31 Geoff Keating <geoffk@cygnus.com>
601 * c-parse.in (extdefs): Call ggc_collect between external
604 2000-07-30 Michael Hayes <mhayes@cygnus.com>
605 Richard Henderson <rth@cygnus.com>
607 * Makefile.in (OBJS): Add doloop.o.
608 * doloop.c: New file.
610 * final.c (insn_current_reference_address): Return 0 before final.
611 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
612 * jump.c (any_uncondjump_p): Likewise.
613 * loop.c (indirect_jump_in_function): Make static.
614 (strength_reduce): Call doloop_optimize.
615 (insert_bct, instrument_loop_bct): Remove.
616 * loop.h (doloop_optimize): Prototype.
617 * recog.c (split_all_insns): Split all INSN_P.
618 * toplev.c (flag_branch_on_count_reg): Default on.
620 * config/c4x/c4x.c (c4x_optimization_options): Don't set
621 flag_branch_on_count_reg.
622 * config/i386/i386.c (override_options): Likewise.
623 * config/rs6000/rs6000.c (optimization_options): Likewise.
625 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
627 (dbra_ge): Remove, as well as all it's splitters.
629 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
632 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
633 (ia64_register_move_cost): Declare.
634 * config/ia64/ia64.c (ar_lc_reg_operand): New.
635 (struct ia64_frame_info): Add ar_size.
636 (ia64_compute_frame_size): Set it.
637 (save_restore_insns): Save and restore ar.lc.
638 (ia64_register_move_cost): New, moved from header file. Handle
639 application registers.
640 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
641 (emit_insn_group_barriers): Special case doloop_end_internal.
642 (ia64_epilogue_uses): Mark ar.lc live at end.
643 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
644 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
645 (FIRST_PSEUDO_REGISTER): Make room.
646 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
647 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
648 (REG_ALLOC_ORDER): Update.
649 (HARD_REGNO_MODE_OK): Update.
650 (REGISTER_NAMES): Update.
651 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
652 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
653 (REGNO_REG_CLASS): Update.
654 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
655 (REGISTER_MOVE_COST): Move out of line.
656 (PREDICATE_CODES): Update.
657 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
658 (addsi3_plus1_alt, adddi3_plus1_alt): New.
659 (shladd_elim splitter): Allow constants in the predicate.
660 (doloop_end, doloop_end_internal): New.
662 2000-07-30 Richard Henderson <rth@cygnus.com>
664 * genattrtab.c (struct insn_def): Add lineno member.
665 (struct insn_ent): Likewise.
666 (struct attr_desc): Likewise.
667 (struct delay_desc): Likewise.
668 (struct function_unit_op): Likewise.
669 (struct function_unit): Likewise.
670 (check_attr_value): Use message_with_line.
671 (check_defs): Likewise.
672 (expand_units): Likewise.
673 (check_attr_test): Take a lineno argument.
674 (gen_attr): Likewise.
675 (gen_insn): Likewise.
676 (gen_delay): Likewise.
677 (gen_unit): Likewise.
678 (main): Give it to them.
679 (convert_set_attr_alternative): Take an insn_def argument
680 instead of num_alt and insn_index.
681 (convert_set_attr): Likewise.
682 (write_test_expr): Protect INSN_ADDRESSES load
683 with INSN_ADDRESSES_SET_P.
685 2000-07-30 Richard Henderson <rth@cygnus.com>
687 * flow.c (init_propagate_block_info): Use pc_set.
689 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
691 * i386.md (*lea_general_[123]) New insns and splits.
692 (addsi3 to lea splitter): Handle other modes too.
693 (shlsi3 to lea splitter): Likewise.
694 (addhi_1_lea, shlhi_1_lea): New patterns.
695 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
697 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
699 * recog.c (general_operand, nonimmediate_operand): Accept
700 any mode for VOIDmode CONSTANT_P operands.
702 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
704 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
705 instead of replace_rtx.
706 * recog.c (validate_replace_rtx_subexp): New function.
707 * recog.h (validate_replace_rtx_subexp): Declare.
709 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
711 * combine.c (simplify_set, make_extraction, make_compound_operation
712 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
713 as force_to_mode argument.
715 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
717 * combine.c (if_then_else_cond): Be sure that mode fits in
720 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
722 * combine.c (record_promoted_value): Allow bitsize of mode
723 to be equivalent to HOST_BITS_PER_WISE_INT.
725 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
727 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
728 Do not call gen_mode_alignment when mode is BLKmode.
730 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
732 * loop.c (express_from_1): Fix call of simplify_gen_binary.
734 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
736 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
737 VOIDmode implies both operands to be VOIDmode.
738 (simplify_ternary_operation): Compute properly the mode of comparison.
739 * combine.c (combine_simplify_rtx): Likewise.
741 2000-07-25 Michael Hayes <mph@paradise.net.nz>
743 * basic-block.h (struct loops): New field rc_order.
744 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
745 (flow_loops_free): Free rc_order.
746 (flow_depth_first_order_compute): New parameter rc_order.
747 (flow_loops_find): Allocate rc_order and swap usage with
750 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
751 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
753 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
754 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
755 (nodb_call, return_from_epilogue): Likewise.
756 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
757 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
758 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
759 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
760 (c4x_valid_type_attribute_p): Likewise.
761 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
762 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
764 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
766 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
767 and loadhi_big_constant if applicable.
768 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
769 and add new splitter.s
771 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
773 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
775 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
777 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
779 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
781 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
783 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
785 * config/c4x/libgcc.S (divqf3): Improve accuracy.
787 2000-07-27 Mark Mitchell <mark@codesourcery.com>
789 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
790 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
791 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
792 (get_prev_bb_note): Likewise.
793 (remove_scope_notes): Likewise.
794 * flow.c (commit_one_edge_insertion): Likewise.
795 (merge_blocks_nomove): Likewise.
796 (verify_flow_info): Likewise.
797 * gcse.c (insert_insn_end_bb): Likewise.
798 * reg-stack.c (emit_swap_insn): Likewise.
799 * ssa.c (first_insn_after_basic_block_note): New function.
800 (insert_phi_node): Use it.
801 (rename_block): Likewise.
802 (eliminate_phi): Likewise.
803 (make_regs_equivalent_over_bad_edges): Likewise.
804 (make_equivalent_phi_alternatives_equivalent): Likewise.
805 (for_each_successor_phi): Likewise.
806 (convert_from_ssa): Modify phi-node deletion algorithm.
808 2000-07-29 Andreas Jaeger <aj@suse.de>
810 * configure.in (mips*-*-linux*): Use mips*el to check for little
811 endian MIPS, add tmake_file.
813 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
814 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
815 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
817 2000-07-28 Richard Henderson <rth@cygnus.com>
819 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
820 Sign extend mode size before negating.
822 2000-07-28 Richard Henderson <rth@cygnus.com>
824 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
826 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
828 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
829 (cse_insn): Likewise.
830 (addr_affects_sp_p): Likewise.
831 * expr.c (move_by_pieces): Likewise.
832 (clear_by_pieces): Likewise.
833 * gcse.c (oprs_unchanged_p): Likewise.
834 * haifa-sched.c (sched_analyze_2): Likewise.
835 * recog.c (offsettable_address_p): Likewise.
836 * regclass.c (record_address_regs): Likewise.
837 * reload.c (find_reusable_reload): Likewise.
838 (push_reload): Likewise.
839 (operands_match_p): Likewise.
840 (decompose): Likewise.
841 (find_reloads_address_1): Likewise.
842 (find_inc_amount): Likewise.
843 * reload1.c (elimination_effects): Likewise.
844 * resource.c (mark_set_resources): Likewise.
845 * flow.c (attempt_auto_inc): New function; mostly broken out
847 (find_auto_inc): Split into two functions and enhanced to
848 generate POST_MODIFY.
849 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
850 * rtl.h (count_all_occurrences): Declare.
851 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
853 * rtlanal.c (count_all_occurrences): New function.
854 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
855 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
857 * config/ia64/ia64-protos.h (destination_operand): Declare.
858 * config/ia64/ia64.c (destination_operand): New function.
859 (ia64_print_operand): Handle POST_MODIFY.
860 (rtx_needs_barrier): Likewise.
861 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
862 (HAVE_POST_MODIFY_REG): Define to 1.
863 (MAX_REGS_PER_ADDRESS): Change to 2.
864 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
865 (LEGITIMATE_ADDRESS_REG): New helper macro.
866 (LEGITIMATE_ADDRESS_DISP): Likewise.
867 (PREDICATE_CODES): Add entry for destination_operand.
868 * config/ia64/ia64.md (all mov patterns): Use destination_operand
869 predicate for operand 0.
871 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
873 * dwarf2out.c: Indent #error directive.
875 * gbl-ctors.h: Fix typo in comment.
876 (__do_global_ctors): Prototype.
878 * gcse.c (record_one_set, pre_delete): Remove unused variables.
880 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
881 (print_operand): Initialize variable `t'.
883 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
885 * config/arm/arm.md ("call_value"): removed constraints.
886 Constraints are ignored in expanders.
887 (*call_value_reg): split =rf into various constraints.
888 (*call_value_mem): same
889 (*call_value_symbol): same
890 (*sibcall_value_insn): same
892 2000-07-28 Philipp Thomas <pthomas@suse.de>
894 * install.texi (--enable-nls): Change the description of the NLS
895 related configure options to match the current state.
896 (--with-included-gettext): Likewise.
897 (--enable-maintainer-mode): New description added.
898 * extend.texi (-fstrict-prototype): Add missing '.'.
900 2000-07-27 Jim Wilson <wilson@cygnus.com>
902 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
903 DECL_INITIAL (decl) == NULL_TREE.
905 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
907 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
908 on insn-attr.h with it.
909 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
910 * insn-addr.h: New header.
911 (insn_addresses_): Renamed from insn_addresses.
912 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
913 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
914 INSN_ADDRESSES_NEW): New macros.
915 * genattrtab.c (write_test_expr): Use new macros.
916 * final.c (insn_addresses, init_insn_lengths): Likewise.
917 (align_fuzz, shorten_branches): Likewise.
918 (final): Likewise. Do not reject new insns if their addresses
919 have been added to INSN_ADDRESSES.
920 * config/arm/arm.c, config/avr/avr.c: Use new macros.
921 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
922 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
923 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
924 * config/sh/sh.c: Likewise.
925 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
927 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
929 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
931 * gcc.c (struct prefix_list): Add member priority.
932 (enum path_prefix_priority): Declare.
933 (add_prefix): Replace ``first'' with ``priority''. Append new
934 entry but keep list in priority order.
935 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
936 PREFIX_PRIORITY_LAST to add_prefix.
937 (process_command): Move include kludge - foo/stageN - to before
940 2000-07-27 Jason Merrill <jason@redhat.com>
942 * dwarf2out.c (gen_typedef_die): Abort if we get identical
943 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
945 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
947 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
948 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
950 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
952 * c-decl.c (finish_function): Don't treat 'main' specially unless
953 flag_hosted. In C99 mode, return 0 from 'main' unless
954 DEFAULT_MAIN_RETURN is otherwise defined.
956 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
957 parameters defaulting to int in an old-style function definition.
959 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
961 * c-parse.in (string): For -Wtraditional, warn about string
962 concatenation only once per line.
964 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
966 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
967 for HI-UX/WE2 systems.
969 2000-07-24 Bruce Korb <bkorb@gnu.org>
971 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
972 defining the __xxx_TYPE__ macros.
973 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
974 * fixincl/fixlib.h: don't need to include "tm.h" anymore
975 * fixincl/inclhack.def(type_map): now obsolete
977 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
979 * cpp.texi: Append a trailing full-stop to xrefs where needed.
981 2000-07-26 Dave Pitts <dpitts@cozx.com>
983 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
985 (mvs_hash_alias): New function.
986 (mvs_add_alias): Change argument spacing.
987 (mvs_need_alias): Change aliasing criteria. Added documentation.
988 (mvs_get_alias): Change to use hashed name. The hashed name prevents
989 CSECT name collisions.
990 (mvs_check_alias): Likewise.
991 (handle_pragma): Change documentation.
992 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
993 mode from SImode to DImode.
994 (iorhi3): Changed LTORG size for insn.
996 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
998 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
999 mem if the address is a mode_dependent_address_p.
1001 2000-07-26 Kazu Hirata <kazu@hxi.com>
1003 * h8300.c (print_operand): Print ":8" when the 'R' operand is
1004 suitable for 8-bit absolute.
1005 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
1006 (OK_FOR_U): Add a case for the 8-bit constant address on the
1009 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
1011 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
1012 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
1013 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
1014 lack of implemented alignment.
1016 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
1018 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
1019 cross-compiling between 64-bit and 32-bit machines.
1021 2000-07-27 Richard Henderson <rth@cygnus.com>
1023 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
1024 (movhicc_astep, movhi_internal_astep): New.
1025 (movsicc_astep, movsi_internal_astep): New.
1026 (movdicc_astep, movdi_internal_astep): New.
1027 (movsfcc_astep, movsf_internal_astep): New.
1028 (movdfcc_astep, movdf_internal_astep): New.
1029 (movxfcc_astep, movxf_internal_astep): New.
1030 (cmovdi_internal_astep, cmovsi_internal_astep): New.
1031 Unify the cmov[ds]i splitters.
1033 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
1035 * real.c (asctoeg): Rename `error' label to unexpected_char_error
1037 2000-07-26 Nick Clifton <nickc@cygnus.com>
1039 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
1040 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
1042 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
1043 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
1045 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
1047 * c-decl.c (finish_enum): Convert enumerations that fit in an
1049 (build_enumerator): In pedantic mode, cast to `int' those that
1052 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
1054 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
1056 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1058 * sh.md (cmpgtdi_t): Must be split.
1059 (cmpgtdi_t+1): New splitter.
1061 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
1063 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
1064 warnings for indented directives even if we are skipping.
1066 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
1068 * invoke.texi (strict-prototypes): Remove.
1069 * extend.texi (Deprecated Features): Add strict-prototypes.
1070 (Backwards Compatibility): New node.
1072 2000-07-25 Jakub Jelinek <jakub@redhat.com>
1074 * config/i386/i386.md (andsi_1+1): Allow HImode.
1075 (andsi_1+2): Require q_regs_operand.
1077 2000-07-25 Jakub Jelinek <jakub@redhat.com>
1079 * config/i386/i386.md (call_pop): Check operands[0],
1080 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
1082 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
1083 (call_value): Likewise.
1085 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
1087 * toplev.c (pipe_closed): Delete.
1088 (crash_signal): New. Generate ICE for a fatal signal.
1089 (float_signal): Call crash_signal outside a float-handler
1091 (main): Install crash_signal as handler for core-dumping signals.
1093 2000-07-25 David Edelsohn <edelsohn@gnu.org>
1095 * rs6000.c (print_operand, case 'T'): New case.
1097 * rs6000.md (call_indirect_aix32): Convert to expander of
1098 scheduled instructions.
1099 (call_indirect_aix64): Likewise.
1100 (call_value_indirect_aix{32,64}): Likewise.
1101 (call, call_value): Invoke expanders for AIX. Fall through to
1103 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
1104 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
1105 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
1106 only "g" constraint.
1107 (call_nonlocal_aix64): Likewise.
1108 (call_value_nonlocal_aix{32,64}): Likewise.
1109 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
1111 (call_value_nonlocal_sysv): New pattern.
1112 (indirect_jump{si,di}): Use new 'T' modifier.
1113 (tablejump{si,di} matchers): Likewise.
1114 (return_internal_{si,di}): Likewise.
1115 (return_eh_{si,di}): Likewise.
1117 2000-07-24 Richard Henderson <rth@cygnus.com>
1119 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
1120 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
1121 * config/ia64/ia64.md (movdi_internal): Use it.
1123 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
1125 * cppexp.c: Warn about unary + if -Wtraditional.
1126 * cpplex.c (lex_line): Always set BOL on the first token of a line.
1128 2000-07-24 Michael Meissner <meissner@redhat.com>
1130 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
1133 2000-07-24 Nick Clifton <nickc@cygnus.com>
1135 * config/arm/arm.c (emit_multi_reg_push): Generate a
1136 REG_FRAME_RELEATED_NOTE that is compatable with the code in
1137 dwarf2out_debug_frame_expr.
1139 2000-07-24 Jason Merrill <jason@redhat.com>
1141 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
1142 UNALIGNED_INT_ASM_OP.
1143 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
1144 a location expression.
1145 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
1146 assume indirect access if we're saving the CFA address exactly.
1148 * Makefile.in (bootstrap): Move -BstageN/ to the end.
1150 2000-07-24 Jakub Jelinek <jakub@redhat.com>
1152 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
1155 2000-07-24 Michael Meissner <meissner@redhat.com>
1157 * invoke.texi (D30V Options): Add d30v options.
1159 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
1161 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
1162 needed by our gcse pass anymore.
1163 (free_pre_mem): Corresponding changes.
1164 (compute_pre_data): Do not call compute_transpout anymore.
1166 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
1167 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
1170 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
1171 (compute_pre_data): Do it here instead.
1173 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
1175 (pre_delete): Corresponding changes.
1177 2000-07-23 Mark Mitchell <mark@codesourcery.com>
1179 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
1180 to figure out whether or not a variable has already been emitted.
1182 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
1184 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
1185 instead of gen_call.
1187 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
1189 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
1191 2000-07-23 Kazu Hirata <kazu@hxi.com>
1193 * h8300.c: Fix formatting.
1195 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
1197 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
1198 for `long' switch expression into a plain warning.
1200 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
1201 (yylex): Don't pedwarn for "inline" in C99 mode.
1203 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
1205 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
1206 ggc_alloc): Likewise.
1207 * bb-reorder.c (dump_scope_forest_1): Likewise.
1209 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
1211 * reload.c (find_reloads_toplev): Add new parameter
1213 (find_reloads): Add new parameter to find_reloads_toplev calls.
1215 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
1217 * collect2.c (main): Typo fixed.
1218 * diagnostic.c: Typo fixed.
1219 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
1220 * eh-common.h: Typo fixed.
1221 * emit-rtl.c (start_sequence): Typo fixed.
1222 * flow.c (find_label_refs): Typo fixed.
1223 (calculate_global_regs_live): Typo fixed.
1224 (mark_regno_cond_dead): Typo fixed.
1225 (create_edge_list): Typos fixed.
1226 (verify_edge_list): Typo fixed.
1227 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
1228 * loop.c (strength_reduce): Typo in function name fixed.
1229 * rtl.h: Added comments. Typo in function name fixed.
1230 * rtlanal.c: Typo in function name fixed.
1231 (insn_dependant_p): Rename to ...
1232 (insn_dependent_p): ... this.
1233 (computed_jumo_p): Typo fixed.
1235 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1237 * system.h (__FUNCTION__): Wrap definition in #ifndef.
1239 2000-07-21 David Edelsohn <edelsohn@gnu.org>
1241 * rs6000.h (SIZE_TYPE): Define.
1243 2000-07-21 Mark Mitchell <mark@codesourcery.com>
1245 * ssa.c (rename_insn_1): Don't rename registers that are
1248 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
1250 * diagnostic.c (trim_filename, fancy_abort): Moved here from
1252 (fatal_function, set_fatal_function): Removed.
1253 (fatal): Don't prepare for or call the fatal_function.
1254 (diagnostic_lock, error_recursion): New.
1255 (diagnostic_for_decl, report_diagnostic): Guard against
1256 re-entering the error reporting routines.
1257 (fancy_abort): Assume function is not NULL.
1259 * errors.c (fancy_abort): New. Assume function is not NULL.
1260 * tradcpp.c (fancy_abort): Assume function is not NULL.
1262 * system.h: Provide default definition of __FUNCTION__.
1263 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
1264 Always use __FUNCTION__ in definition of abort.
1266 * varray.h: Likewise.
1267 * toplev.h: Likewise. Don't prototype set_fatal_function.
1269 2000-07-20 Geoff Keating <geoffk@cygnus.com>
1271 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
1273 * glimits.h: Don't do #if defined for ARCH_PPC.
1275 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
1276 constants of size no larger than a pointer should go in the TOC.
1277 Add 'MODE' parameter.
1278 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
1279 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
1280 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
1281 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
1282 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
1283 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
1284 (rs6000_legitimize_address): Likewise.
1285 (rs6000_emit_move): Likewise.
1286 (rs6000_select_rtx_section): Likewise.
1287 (output_toc): Deal properly with outputting small constants like
1288 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
1289 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
1290 MODE parameter. Put small constants in the TOC.
1292 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
1294 (rs6000_emit_move): When reload calls us with an illegitimate
1295 address, exit early. Move the change_address calls to one place
1296 at the end of the routine. Merge the SImode and DImode expanders.
1297 When called by reload to put an integer into a FP register, force
1300 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
1302 (rs6000_hash_constant): Hash mode too.
1303 (toc_hash_function): Allow for key_mode.
1304 (toc_hash_eq): Structures are different if key_mode differs.
1305 (output_toc): Add 'mode' parameter. Save key_mode.
1306 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
1307 Pass 'mode' parameter.
1308 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
1310 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
1311 for vtable references.
1313 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
1314 choice, don't put integer values in FP regs.
1316 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
1318 * flow.c (verify_flow_info): Revamp code to verify that the
1319 head and end of each basic block are in the insn chain.
1321 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
1323 * gcse.c (record_one_set): Prepend instead of append onto
1324 reg_set_table, making it O(n) instead O(n^2).
1325 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
1326 Use a queue instead of a stack as worklist.
1328 2000-07-20 Kazu Hirata <kazu@hxi.com>
1330 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
1331 * h8300.h (OK_FOR_T): New.
1332 (EXTRA_CONSTRAINT): Support OK_FOR_T.
1333 * h8300.md: Use inc/dec.[wl] for increment/decrement
1334 by 1 and 2 in HI and SI modes.
1336 2000-07-20 Jim Wilson <wilson@cygnus.com>
1338 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
1339 larger than 14 bits.
1341 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
1343 * cppmacro.c (CAN_PASTE_AFTER): New macro.
1344 (count_params): Don't set GNU_REST_ARGS on anything.
1345 (save_expansion): Set PASTE_LEFT only on tokens for which
1346 CAN_PASTE_AFTER is true, or which are named operators.
1348 * cpplex.c (parse_args): Distinguish between a rest argument
1349 given one empty argument, and a rest argument given zero arguments.
1350 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
1351 deletion of previous token based on that.
1352 (get_raw_token): Flatten some control structure.
1354 * cpplib.h (CPP_LAST_EQ): Correct.
1355 (VOID_REST): New token flag.
1356 (GNU_REST_ARGS): Delete.
1358 * tradcpp.c (main): Don't munge -D options.
1359 (make_definition): Bring -D handling in line with cpplib.
1360 (do_define): Strip all leading whitespace from macro definitions.
1362 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
1364 * Makefile.in (tradcpp): Depend on intl.o and version.o.
1366 2000-07-20 Bruce Korb <bkorb@gnu.org>
1368 * fixincl/check.tpl: strip the platform specific types before testing
1369 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
1370 * fixincl/fixincl.tpl: use platform specific types
1371 * fixincl/fixlib.h: include the platform specific types
1372 * fixincl/inclhack.def(gnu_types): don't supply the types
1373 * fixincl/fixincl.x: regen
1375 2000-07-19 Jim Wilson <wilson@cygnus.com>
1377 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
1380 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
1382 * tradcpp.c (rescan): Do not recognize directives when the #
1385 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
1387 Implement C++ named operators.
1389 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
1390 of operators allowed in #if and having an _EQ variant. Add
1391 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
1392 (cpp_token flags): Add NAMED_OP.
1393 (enum node_type): Add T_OPERATOR.
1394 (struct cpp_hashnode): Add code slot to value union.
1395 * cpphash.h (spec_nodes): Remove n_defined.
1397 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
1398 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
1399 (is_macro_disabled): Tweak error messages.
1401 * cpplib.c (get_define_node): Disallow all named operators as
1402 macro names. Tweak error messages.
1403 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
1405 * cppinit.c (builtin_array): Add entries for the named operators.
1406 * cppexp.c (lex): Check for CPP_DEFINED token.
1407 (priority table): Add entries for CPP_MIN and CPP_MAX.
1408 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
1410 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
1412 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
1413 larger than the array of cuids.
1414 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
1417 2000-07-19 Bruce Korb <bkorb@gnu.org>
1419 * fixinc/fixincl.c: Convert to using a table of environment variables
1420 and activate the auto-edit marker on the fixed output files.
1421 * fixinc/fixlib.h: Define the environment table
1422 * fixinc/fixincl.sh: export the ${INPUT} dir
1423 * fixinc/check.tpl: likewise
1425 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
1427 * gcc.c (.h spec): Fix typo.
1429 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
1431 * Makefile.in: Fix tradcif.c path.
1433 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
1435 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
1438 * cpphash.h (TOKEN_NAME): New macro.
1439 (_cpp_spell_operator): Deleted.
1440 (token_spellings): Now _cpp_token_spellings.
1442 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
1443 * cpplex.c: Use OP and TK macros when expanding the
1444 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
1445 store the stringification of the enumeration name (CPP_CHAR,
1446 etc.) in the name slot of token_spellings.
1447 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
1448 token_spellings directly.
1449 * cpplib.c: Use TOKEN_SPELL.
1451 * cpplex.c (_cpp_push_token): If the token being pushed back
1452 is the previous token in this context, just subtract one from
1454 * cppmacro.c (save_expansion): Clear aux field when storing a
1457 2000-07-18 Jakub Jelinek <jakub@redhat.com>
1459 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
1460 buffer, provided it is not NULL.
1462 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
1464 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
1465 case of invalid volatile re-declaration.
1467 2000-07-18 Jakub Jelinek <jakub@redhat.com>
1469 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
1470 (expand_call): Adjust caller.
1472 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
1474 * diagnostic.h (report_diagnostic): Change prototype.
1476 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
1477 diagnostic_for_decl): Change prototype.
1478 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
1479 error, warning, error_with_file_and_line,
1480 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
1481 Adjust call to report_diagnostic, diagnostic_for_decl.
1482 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
1483 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
1485 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
1486 varaible argument list.
1488 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
1490 * cpphash.c: Don't include hashtab.h. Most macro-handling code
1491 moved to cppmacro.c.
1492 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
1493 dump_hash_helper): Delete.
1494 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
1495 cpp_forall_identifiers): New. Implement specialized version of
1496 Vlad's expandable hash table.
1497 (cpp_lookup): Use new functions.
1498 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
1500 * cppmacro.c: New file.
1501 * cppinit.c (dump_macros_helper): New.
1502 (cpp_finish): Iterate over the identifier table directly.
1503 * cpplex.c (parse_name): Calculate the hash of the identifier
1504 while we scan it. Use _cpp_lookup_with_hash when we can.
1506 * cpphash.h: Update prototypes.
1507 (xcnewvec, HASHSTEP): New helper macros.
1508 * cpplib.h: Update prototypes.
1509 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
1510 (cppmacro.o): New rule.
1511 (cpphash.o): Update deps.
1513 * cppmain.c: Do not set pfile->printer if no_output is on.
1515 2000-07-15 Neil Booth <neilb@earthling.net>
1517 * cpplib.c: Change all directive-handler functions to return
1519 * cpphash.h: Update typedefs.
1521 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
1523 * configure: Regenerate.
1525 * extend.texi (Extended Asm): Mention that a memory clobber
1526 does not count as a side-effect.
1528 * unroll.c (copy_loop_body): Fix one instance of using host
1529 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
1532 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
1534 2000-07-17 Richard Henderson <rth@cygnus.com>
1536 * config/ia64/ia64.md (movdi): Split out load address code.
1537 New post-reload splitter for symbolic operands.
1538 (movdi_internal): Abort if we didn't split symbolic operands
1539 when we should have.
1540 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
1541 (ia64_reorg): Split insns when not optimizing.
1542 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
1544 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
1546 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
1547 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
1549 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
1551 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
1553 2000-07-17 Jason Merrill <jason@redhat.com>
1555 * Makefile.in (clean): Remove libgcc directory.
1557 * configure.in (-Wno-long-long check): Use higher-level macros.
1559 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
1561 * simplify-rtx.c (simplify_binary_operation): Recognize
1562 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
1563 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
1564 a CONST_INT, it will always be zero.
1566 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
1568 * loop.c (check_dbra_loop) : Return if more than one condition is
1569 present to control the loop.
1571 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
1573 * mips.c (mips_expand_prologue): Don't calculate the last argument
1574 register unless we need it. When we are calculating this, make
1575 sure FUNCTION_ARG is giving us a REG.
1577 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1579 * flow.c (libcall_dead_p): Use single_set to verify the insn
1580 has only one set and get for analysis.
1581 (propagate_one_insn): Don't pass the PATTERN of the insn.
1583 2000-07-17 Mark Klein <mklein@dis.com>
1585 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
1587 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1589 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
1590 * configure.in (TARGET_GETGROUPS_T): Evaluate.
1591 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
1592 of second argument of getgroups.
1593 * configure, config.in: Rebuilt.
1595 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
1597 * simplify-rtx.c (simplify_relational_operation): Two signed
1598 values with equal high words are less/greater than each other if
1599 their low words are less/greater when considered as unsigned.
1601 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
1603 * configure.in (vax-*-openbsd): Change to new style configuration,
1604 add collect2/float_format information.
1605 * configure: Rebuilt.
1606 * config/vax/openbsd1.h: New.
1607 * config/vax/openbsd.h: New.
1608 * config/vax/t-openbsd: New.
1610 2000-07-17 Chip Salzenberg <chip@valinux.com>
1612 * c-common.c (shorten_compare): Quiet warnings about unsigned
1613 comparisons with zero when they occur in a system header.
1615 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
1617 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
1618 update to describe current practice.
1620 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
1622 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
1623 references to C9X. Change references to -fstd and -flang-isoc9x
1626 * c-common.c (scan_char_table): Allow "z" length modifiers on
1628 (check_format_info): Use TYPE_DOMAIN on the type matched against
1629 for "z" formats, to retrieve the language size_t rather than the
1632 * c-common.c (check_format_info): Do not make a pedantic objection
1633 to the 'L' length modifier if used with a floating point type
1636 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
1637 constants in C99 mode.
1639 2000-07-17 Kazu Hirata <kazu@hxi.com>
1641 * h8300.md: Fix the format of mac.
1642 (movsi_h8300hs): Output a tab after stmac instead of a space.
1644 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
1645 profitable adds/subs sequences.
1647 * fold-const.c: Fix comment typos.
1649 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
1651 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
1653 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1655 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
1657 2000-07-16 Neil Booth <NeilB@earthling.net>
1659 * cpplex.c: Update comments.
1660 * README.Portability: Small update.
1662 2000-07-16 Neil Booth <NeilB@earthling.net>
1664 * README.Portability: Small update.
1666 2000-07-15 Richard Henderson <rth@cygnus.com>
1668 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
1669 * config/ia64/ia64.c (ia64_move_ok): New function.
1670 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
1671 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
1673 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
1675 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
1676 immediately following a paste operator.
1677 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
1678 (cpp_reader_init): Call it, if HOST_EBCDIC.
1679 (cpp_handle_options): Do not sort option list here.
1680 (handle_option): Rename to cpp_handle_option and export.
1681 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
1682 _cpp_get_token directly.
1683 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
1684 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
1685 * cpplib.h: Prototype cpp_handle_option. Update prototype of
1688 2000-07-15 Richard Henderson <rth@cygnus.com>
1690 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
1691 cast around an expression. Tidy other unsigned tests.
1693 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
1695 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
1696 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
1697 (v_message_with_decl): Rename to ...
1698 (format_with_decl): ... this. Tweak
1699 (diagnostic_for_decl): New function.
1700 (fatal_io_error): Use verbatim in lieu of notice.
1701 (announce_function): Use verbatim.
1702 (default_print_error_function): Likewise.
1703 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
1706 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1708 * mips.c (function_arg_pass_by_reference): Don't do automatic
1709 aggregate initialization.
1710 (machine_dependent_reorg): Initialize variable `mode'.
1712 * mips.md (absdi2): Change variable `regno1' to unsigned int.
1713 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
1714 conflicts with sys/param.h macro of the same name.
1715 (reload_outdi): Likewise.
1717 2000-07-15 Michael Meissner <meissner@redhat.com>
1719 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
1720 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
1721 create a new node instead.
1723 2000-07-15 Neil Booth <NeilB@earthling.net>
1725 * README.Portability: Correct example about calling a function
1726 through a pointer to function. Format wide paragraphs.
1728 2000-07-15 Michael Meissner <meissner@redhat.com>
1730 * README.Portability: Update integer suffixes and function
1733 2000-07-15 Neil Booth <NeilB@earthling.net>
1735 * README.Portability: Small update.
1737 2000-07-15 Neil Booth <NeilB@earthling.net>
1739 * README.Portability: New file.
1741 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
1743 * INSTALL: Give special instructions for building GCC on Irix 6.
1744 * config/mips/x-iris6 (CC): Don't set it.
1747 2000-07-14 Jason Merrill <jason@redhat.com>
1749 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
1750 register in the stack and later in another register, use the new
1753 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
1755 * config/mips/mips.md: (absdi2): Handle sign_extend for
1758 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
1760 * cpplib.c (do_pragma_dependency): Tidy warning messages.
1762 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
1764 * .cvsignore: Correct typo.
1766 2000-07-13 Mark Mitchell <mark@codesourcery.com>
1768 * .cvsignore: Add generated YACC files.
1769 * objc/.cvsignore: New file.
1771 2000-07-14 Neil Booth <NeilB@earthling.net>
1773 * cpplex.c (adjust_column): New funcion.
1774 (skip_whitespace): Use it.
1775 (skip_block_comment): Use it, and warn about /*/* with
1778 2000-07-14 Neil Booth <NeilB@earthling.net>
1780 * cpphash.c (struct macro_info): Add new members.
1781 (_cpp_free_definition): Delete the macro directly.
1782 (count_params): Return void, with first token of
1783 expansion in struct macro_info on success.
1784 (parse_define): Return int. Hoist syntax checking from
1785 save_macro_expansion. Leave call to save_expansion to
1786 _cpp_create_definition.
1787 (alloc_macro): Needs just 2 arguments.
1788 (free_macro): Delete.
1789 (save_expansion): Don't perform syntax check.
1790 (_cpp_create_definition): Call save_expansion.
1792 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1794 * genrecog.c (write_header): Split long string.
1796 * cpphash.c (macro_info): Don't use the `signed' keyword.
1798 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
1800 2000-07-13 Jakub Jelinek <jakub@redhat.com>
1802 * calls.c (stored_args_map): New variable.
1803 (check_sibcall_argument_overlap_1): New.
1804 (check_sibcall_argument_overlap): New.
1805 (expand_call): Initialize stored_args_map.
1806 Call check_sibcall_argument_overlap.
1808 2000-07-13 Bruce Korb <bkorb@gnu.org>
1810 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
1811 (emit_gnu_type): utility procedure for gnu_type_fix
1812 (gnu_type_fix): implement various pre-processor guards around
1813 standard types so these types can be defined over and over
1814 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
1815 types alluded to above will have GNU-compliant base types
1816 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
1817 * fixinc/inclhack.def: add test_text entries and utilize the new
1818 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
1819 * fixinc/fixincl.x: regenerate
1821 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1823 * diagnostic.c (vline_wrapper_message_with_location,
1824 v_message_with_file_and_line, v_error_with_file_and_file,
1825 v_error_for_asm, v_warning_for_asm, vfatal,
1826 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
1827 vsorry, verror, vwarning, vpedwarn): Remove.
1828 (diagnostic_for_asm): New function.
1829 (pedwarn, error, warning, pedwarn_with_file_and_line,
1830 error_with_file_and_line, warning_with_file_and_line, sorry,
1831 error_for_asm, warning_for_asm, fatal): Reimplement.
1832 (finish_diagnostic): Clear diagnostic info as well.
1834 2000-07-13 Neil Booth <NeilB@earthling.net>
1836 * c-common.h (flag_digraphs): New.
1837 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
1838 * c-lex.c (yylex): Use flag_digraphs to decide whether to
1841 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
1843 * gcc.c (do_spec_1): Add new %B operator.
1844 (set_input): Prepare for %B.
1846 (link_command_spec): Move up with the other tm.h-
1847 overrideable specs. Factor out the portion conditional on
1848 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
1849 (struct compiler): Just have a single spec string. All users
1851 (default_compilers): Remove unnecessary braces.
1852 (static_specs): Update.
1854 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
1856 (C and assembly specs): Use the new named specs, as appropriate.
1858 * objc/lang-specs.h: Use the new named specs.
1859 Remove unnecessary braces.
1861 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
1863 * gcc.c (execute): If a subprocess gets a fatal signal, report
1864 strsignal() of the signal number, and ask for a bug report.
1865 Do not do this for SIGPIPE if there's already been an error.
1867 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
1870 * tradcif.c: Remove.
1872 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
1874 * final.c (profile_function): Do not emit profile counters in
1875 the data section, if NO_PROFILE_COUNTERS is defined.
1876 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
1879 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
1880 (FUNCTION_PROFILER): Just emit a call to mcount.
1882 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
1884 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
1886 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
1887 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
1888 traditional, lang_chill, or lang_fortran.
1890 * cppfiles.c: #undef strcmp to suppress warning about macros
1891 used without arguments.
1892 (_cpp_execute_include): Use f, not fname, in "No include path"
1894 (_cpp_pop_file_buffer): New function.
1895 * cpplib.c: Don't include <sys/mman.h>.
1896 (cpp_push_buffer): Set line_base and lineno in new buffer.
1897 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
1899 * cpplex.c: Move all prototypes and structure declarations to the
1900 top of the file. Properly parenthesise some macro arguments.
1901 (cpp_scan_line): New function.
1902 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
1903 don't need to walk up the stack counting.
1905 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1907 * c-common.c (combine_strings): Emit a pedantic warning when a
1908 string length is greater than the minimum ANSI C is required
1911 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
1913 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
1914 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
1916 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1918 * c-decl.c (define_label): Warn about identifier conflicts with
1919 labels in traditional C.
1921 * c-parse.in (unop +): Warn about the unary plus operator for
1924 * c-typeck.c (store_init_value): Warn about automatic aggregate
1925 initialization for traditional C.
1927 * invoke.texi (-Wtraditional): Document new warnings.
1929 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
1931 * Makefile.in (c-errors.o): Fix thinko in dependency.
1933 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
1935 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
1936 -traditional, -ftraditional, or -traditional-cpp was given.
1937 Do not pass -traditional to the preprocessor.
1938 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
1939 preprocessor does it automatically.
1940 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
1942 * ch/lang-specs.h: Always use tradcpp. Do not pass
1943 -traditional, -trigraphs, or -pedantic to the preprocessor.
1944 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
1947 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
1949 * cppexp.c (LOGICAL): Delete macro.
1950 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
1953 * cpphash.c (HASHSIZE): Increase to 4096.
1954 (struct hashdummy): Add hash field.
1955 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
1956 the string values using memcmp.
1957 (cpp_lookup): Set dummy.hash.
1959 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
1961 * configure.in (m88k-openbsd): Express configuration using new fragment
1963 * configure: Rebuilt.
1964 * m88k/aout-dbx.h: New.
1965 * m88k/openbsd.h: New.
1966 * m88k/xm-openbsd.h: New.
1968 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1970 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
1972 2000-07-12 Richard Henderson <rth@cygnus.com>
1974 * reload.c (push_secondary_reload): Make sure to add the new
1975 reload at the end, after acquiring secondary memory.
1977 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1979 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
1981 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
1982 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
1984 * c-parse.in (stmt): Delete unused variables.
1986 * convert.c (convert_to_vector): Likewise.
1988 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
1990 * tree.c (finish_vector_type): Prototype.
1992 2000-07-12 Bruce Korb <bkorb@gnu.org>
1994 * fixinc/fixfixes.c: use xmalloc
1995 * fixinc/fixincl.c(initialize): set program name for xmalloc
1996 * fixinc/fixlib.c(must_malloc): obsolete
1997 (is_cxx_header): no longer used - disabled
1998 (skip_quote): inserted and disabled for future use
1999 * fixinc/fixlib.h: reflects above
2000 * fixinc/fixtests.c: removed dinkleberries
2002 2000-07-12 Neil Booth <NeilB@earthling.net>
2004 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
2005 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
2007 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
2008 struct toklist_dummy): New.
2009 (cpp_free_definition): Free macros with free_macro.
2010 (count_params): Don't save paramter spellings. Save macro
2011 information in a struct macro_info.
2012 (parse_define): Don't allocate a token list.
2013 (save_expansion): Allocate the macro's token list, and
2014 save parameter spellings if necessary. Use TOKEN_SPELL.
2015 (cpp_create_definition): Make list const.
2017 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
2019 * c-typeck.c (pedwarn_c99): Move to
2020 * c-errors.c: ... Here.
2021 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
2022 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
2023 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
2024 (c-errors.o): List dependency.
2026 2000-07-12 Mark Mitchell <mark@codesourcery.com>
2028 * c-parse.c: Remove.
2029 * c-parse.h: Likewise.
2030 * c-parse.y: Likewise.
2031 * objc/objc-parse.c: Likewise.
2032 * objc/objc-pasre.y: Likewise.
2034 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
2036 * gcc.texi: Fix minor typos
2037 * extend.texi: Fix minor typos
2039 2000-07-11 Marc Espie <espie@openbsd.org>
2041 * collect2.c (main): Recognize .lo as object files.
2043 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
2045 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
2048 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
2049 with MAP_ANONYMOUS and MAP_ANON.
2050 * configure, config.in: Rebuilt.
2052 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
2054 * diagnostic.c (save_output_state): Remove.
2055 (restore_output_state): Likewise.
2056 (clear_text_info): New function.
2057 (clear_diagnostic_info): Likewise.
2058 (output_text_length, is_starting_newline, output_prefix,
2059 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
2060 prefixing_policy, output_buffer_ptr_to_format_args): New macros
2061 (set_real_maximum_length, output_set_maximum_length,
2062 output_set_prefix, output_get_prefix, output_set_maximum_length,
2063 output_destroy_prefix, init_output_buffer,
2064 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
2065 output_add_newline, output_add_character, output_add_space,
2066 output_append_r, output_append, wrap_text, output_format,
2067 output_do_printf, output_printf, output_do_verbatim,
2068 output_verbatim, verbatim): Use them.
2069 (output_clear): Split into cleat_text_info and
2070 clear_diagnostic_info.
2071 (struct output_state): Move to...
2073 * diagnostic.h: ...Here
2074 (struct output_buffer): Adjust.
2076 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
2078 * cpplex.c (parse_name): No longer inline (premature optimization).
2079 (do_pop_context): Fold into pop_context.
2080 (pop_context): Returns int.
2081 (lex_next): Hoist test for end of directive into pop_context.
2082 (push_macro_context): Returns int; takes just reader and token.
2083 Hoist test for excessive nesting to caller.
2084 (push_arg_context): Returns void; takes just reader and token.
2085 Do not call stringify_arg or get_raw_token.
2086 (get_raw_token): Convert tail recursion through push_arg_context
2087 to a loop at this level. Call stringify_arg here if appropriate.
2088 (maybe_paste_with_next): Convert tail recursion to a while loop.
2089 Hoist test of paste_level to caller.
2091 (stringify_arg): Push arg context at beginning.
2092 (cpp_get_token): Split out core into _cpp_get_token. Call
2093 process_directive here. Throw away CPP_PLACEMARKER tokens.
2094 (_cpp_get_token): Convert tail recursion through
2095 push_macro_context to a loop at this level.
2096 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
2097 _cpp_get_raw_token): Use _cpp_get_token.
2098 (_cpp_skip_rest_of_line): Drop the context stack directly; do
2099 not call pop_context.
2100 (_cpp_run_directive): Call lex_next directly.
2102 * cpphash.h: Prototype _cpp_get_token.
2103 * cppexp.c (lex): Use it.
2104 * cpphash.c (parse_define): Use it.
2105 * cpplib.c (get_define_node, do_undef, parse_include,
2106 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
2107 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
2108 parse_ifdef, validate_else): Use it.
2109 (cpp_push_buffer): Tweak error message; abort if anyone tries
2110 to push a buffer while macro expansions are stacked.
2112 2000-07-11 Donn Terry <donnte@microsoft.com>
2114 * cpplex.c (free_macro_args, save_token): Cast arg of free
2115 and/or xrealloc to PTR.
2116 (_cpp_init_input_buffer): Clear all fields of the base context.
2118 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
2120 * gensupport.c (process_rtx): Make rtl checking stop
2121 complaining about the define_insn while it is being
2122 converted from a define_insn_and_split.
2124 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
2126 * config/mips/mips.c (simple_memory_operand): Access the
2127 INTVAL of the address, not it's containing MEM.
2129 2000-07-11 Bruce Korb <bkorb@gnu.org>
2131 * fixinc/fixtests.c(double_slash): obsolete
2132 (else_endif_label): likewise
2133 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
2134 (libc1_ifdefd_memx): correct initial comment
2135 and omit the #if/#endif pair from the memxxx declarations
2136 * fixinc/fixincl.x: regen
2138 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2140 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
2142 2000-07-11 Neil Booth <NeilB@earthling.net>
2146 2000-07-11 Neil Booth <NeilB@earthling.net>
2148 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
2149 (handle_option): Set digraphs according to standard.
2150 Merge OPT_lang_c89 handler with OPT_std_c89.
2152 * cpplex.c: (lex_line, can_paste): Honour digraphs in
2153 accordance with the digraphs flag.
2155 * cpplib.h: (struct cpp_options): New option digraphs.
2157 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
2158 Bruce Korb <bkorb@gnu.org>
2160 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
2161 * fixinc/fixincl.x: Regenerate.
2162 * fixinc/tests/base/testing.h: Add testcase.
2164 2000-07-10 Richard Henderson <rth@cygnus.com>
2166 * config/ia64/ia64.c (got_symbolic_operand): New.
2167 (symbolic_operand, move_operand): Revert 0701 change.
2168 * config/ia64/ia64.h (PREDICATE_CODES): Update.
2169 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
2170 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
2171 split the offset into a 14-bit low part instead of a 13-bit low part.
2172 (load_fptr): Mark the mem as unchanging.
2173 (load_symptr): Use got_symbolic_operand.
2175 2000-07-10 Nick Clifton <nickc@cygnus.com>
2177 * libgcc2.c (next_stack_level): Cast result of computation to
2178 (void **) so that the assignment does not generate a warning.
2180 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
2182 * flags.h : Add new variable flag_single_precision_constant.
2183 * toplev.c (display_help) : Add -fsingle-precision-constant option.
2184 (flag_single_precision_constant): New.
2185 * c-lex.c (yylex): Convert floating point constant to single
2187 * invoke.texi : Add documentation for this new option.
2189 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
2191 * diagnostic.c (output_octal): Second parameter is unsigned.
2192 (output_long_octal): Likewise.
2193 (output_hexadecimal): Likewise.
2194 (output_long_hexadecimal): Likewise.
2195 (output_format): Adjust arguments extraction. Tweak.
2196 (output_verbatim, verbatim): End variable argument list.
2197 (report_diagnostic): Improve documentation.
2199 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
2201 * c-common.h (build_stmt): Declare.
2202 (build_continue_stmt): Likewise.
2203 (build_break_stmt): Likewise.
2204 (build_return_stmt): Likewise.
2206 * c-decl.c (do_case): Rewrite to do what previously done in
2209 * c-semantics.c (build_stmt): Define.
2210 (build_return_stmt): Likewise.
2211 (build_break_stmt): Likewise.
2212 (build_continue_stmt): Likewise.
2213 (build_case_label): Likewise.
2215 * c-parse.in (BREAK): Change to build tree, then generate RTL.
2216 (CONTINUE): Likewise.
2219 (DEFAULT): Likewise.
2221 * c-parse.y: Regenerate.
2222 * c-pasre.c: Likewise.
2224 2000-07-09 Jason Merrill <jason@redhat.com>
2226 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
2228 * tree.h (STRIP_NOPS): Check for error_mark_node.
2229 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
2230 (dwarf2out_*): Remove duplicate declarations.
2232 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
2233 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
2235 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
2237 * diagnostic.c (wrap_text): New function.
2238 (maybe_wrap_text): Likewise.
2239 (output_add_string): Use it.
2240 (output_format): Likewise.
2241 (count_error): Use verbatim instead of notice.
2242 (report_error_function): Likewise. Don't use plain fprintf.
2243 (finish_diagnostic): New function.
2244 (output_do_verbatim): Tweak. Commonalize functionalities in
2245 output_verbatim and verbatim.
2246 (output_verbatim): Adjust.
2247 (verbatim): Likewise.
2248 (report_diagnostic): Define.
2250 * diagnostic.h (report_diagnostic): Prototype.
2252 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
2254 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
2256 2000-07-09 Neil Booth <NeilB@earthling.net>
2258 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
2259 IShspace, ISspace: Update.
2261 * cppinit.c: ISTABLE: Update.
2264 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
2265 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
2266 (skip_block_comment, skip_line_comment, parse_string,
2267 lex_line): Use is_vspace rather than IS_NEWLINE.
2268 (skip_whitespace, lex_line): Clean up to use is_nvspace.
2269 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
2271 (lex_next): Unconditionally stop if within a directive.
2272 Treat directives within macro invocations as directives
2273 (after parse_args emits error), not as the argument.
2275 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
2277 * diagnostic.c (diagnostic_args): New macro.
2278 (diagnostic_msg): Likewise.
2279 (output_formatted_integer): Likewise.
2280 (output_state): New data type.
2281 (digit_buffer): Make global.
2282 (output_add_integer): Rename to output_decimal. Squeeze
2284 (output_long_decimal, output_unsigned_decimal,
2285 output_long_unsigned_decimal, output_octal, output_long_octal,
2286 output_hexadecimal, output_long_hexadecimal): New functions.
2287 (output_append_r): New function.
2288 (output_append): Tweak.
2289 (output_flush_on): Rename to output_to_stream.
2290 (output_format): Change prototype. Improve documentation. Handle
2291 more format specifiers.
2292 (build_location_prefix): Rename to context_as_prefix.
2293 (output_notice): Rename to output_do_printf.
2294 (output_printf): Tweak.
2295 (line_wrapper_printf): Likewise.
2296 (vline_wrapper_message_with_location): Adjust call to renamed
2298 (v_message_with_decl): Likewise.
2299 (default_print_error_function): Likewise.
2300 (save_output_state): New function.
2301 (restore_output_state): Likewise.
2302 (output_do_verbatim): Likewise.
2303 (output_verbatim): Define.
2304 (verbatim): Likewise.
2306 * diagnostic.h (printer_fn): Change return type from void to int.
2307 Improve documentation.
2308 (output_add_integer): Rename to output_decimal.
2309 (output_flush_on, output_format): Don't export.
2310 (output_verbatim, verbatim): Declare.
2312 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
2314 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
2315 Check whether c divides op1 exactly if operation is not
2318 2000-07-08 Richard Henderson <rth@cygnus.com>
2320 * final.c (final): Do not abort when reg-stack introduces
2323 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
2325 * cpplib.h (struct cpp_name): Now struct cpp_string.
2326 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
2327 CPP_HEADER_NAME): Change to type S.
2328 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
2329 field, a cpp_hashnode *. All references to val.name updated
2330 to use val.str or val.node as appropriate.
2331 (struct cpp_reader): Add spec_nodes field.
2332 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
2334 * cpphash.h (struct spec_nodes): New.
2335 (enum spell_type): Reorder. Only SPELL_STRING tokens use
2336 val.str. All references to 'spelling > SPELL_NONE' updated to
2339 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
2340 pfile->buffer->inc are not NULL before dereferencing them.
2342 * cpplex.c (parse_name): Take a pointer to the current token,
2343 plus current position and limit as args; return the new
2344 position; don't copy the text of a name into the string
2345 buffer, instead call cpp_lookup and store the node pointer.
2346 If extending a token, copy out the text of the old into a
2347 scratch buffer, append the new, look that up and store the new
2348 node pointer. Inline.
2349 (maybe_paste_with_next): If the result of paste is a NAME,
2350 then look up the pasted text and store its node pointer.
2351 (lex_line): Adjust for new parse_name interface.
2352 Check for L"str", L'str' using spec_nodes->n_L.
2353 (spell_token): SPELL_IDENT tokens have their spelling in
2354 val.node->name. Handle SPELL_STRING tokens that don't have
2356 (_cpp_expand_name_space,
2357 (can_paste): Check for L ## "str" using spec_nodes->n_L.
2358 (cpp_get_token, special_symbol): No need to call cpp_lookup.
2359 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
2360 return 1=equal 0=not, not a tristate.
2362 * cpphash.c (var_args_str): Delete.
2363 (find_param): Compare node fields directly.
2364 (is__va_args__): Use CPP_PEDANTIC. Just compare
2365 token->val.node with spec_nodes->n__VA_ARGS__.
2366 (dump_funlike_macro): Don't use var_args_str.
2368 * cpplib.c (_cpp_check_directive): Just walk through
2369 spec_nodes->dirs comparing pointers.
2370 (get_define_node, do_pragma_poison, detect_if_not_defined,
2371 parse_ifdef): The identifier has already been looked up.
2372 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
2374 (do_if): Only call detect_if_not_defined at beginning of file.
2375 (_cpp_parse_assertion): Only copy string pointers for
2376 SPELL_STRING tokens.
2377 (pragma_dispatch): Take a node pointer and examine its name
2379 (_cpp_init_stacks): Also initialize the spec_nodes structure.
2381 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
2383 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
2384 reverse order from the corresponding _cpp_init_* routines.
2386 * cppexp.c (parse_number, parse_charconst, parse_defined,
2387 lex): Check val.node->type instead of calling cpp_defined.
2388 Use spec_nodes entries where appropriate.
2390 * fix-header.c, scan-decls.c: Update for interface changes.
2392 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
2394 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
2395 emitting aux_truncdfsf2.
2397 2000-07-03 Donn Terry (donnte@microsoft.com)
2399 * cppinit.c (print_help): split overlong line into ISO C89
2402 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
2404 * cppexp.c: Update all code for new lexer interface.
2405 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
2406 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
2407 * cpplex.c (token_names): Trim leading CPP_ from names; make
2408 the strings unsigned.
2409 (_cpp_spell_operator): New.
2410 (is_macro_disabled): Disable all macros if rescanning
2412 (_cpp_get_directive_token): Remove.
2414 * cppinit.c: Don't set no_macro_expand.
2415 * cpplib.c (read_line_number, do_line): Check only for EOF,
2417 * cpphash.h: Update prototypes.
2418 * cpplib.h (CPP_VSPACE): Remove.
2419 (struct cpp_reader): Remove no_macro_expand.
2421 2000-07-08 Neil Booth <NeilB@earthling.net>
2423 * cpphash.c (is__va_args__): New function.
2424 (count_params): Fix line reported in error messages. Use
2425 is__va_args__. Don't return ')' on error. Flag GNU style
2426 rest args macro definitions.
2427 (parse_define): Check macro name is not __VA_ARGS__.
2428 (save_expansion): Check identifier in non-varargs-macro is
2429 not __VA_ARGS__. Don't flag GNU_VARARGS.
2430 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
2431 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
2432 than per-token GNU_VARARGS.
2433 * cpplib.h (GNU_VARARGS): Remove.
2434 (GNU_REST_ARGS): New.
2436 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
2438 * i386.md (call_pop, call, call_value_pop): Do not set
2439 current_function_uses_pic_offset_table for calls to static
2440 functions or indirect calls.
2442 2000-07-07 Jim Wilson <wilson@cygnus.com>
2444 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
2445 is_predicate_reg, then take max write_count of register pair.
2447 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2449 * tradcpp.c (main): Rename label `include' to `add_include' to
2450 avoid conflicts with variable `include' in traditional C.
2452 2000-07-07 Jakub Jelinek <jakub@redhat.com>
2454 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
2456 2000-07-07 Jakub Jelinek <jakub@redhat.com>
2458 * sibcall.c (uses_addressof): Add INMEM argument, check for
2459 current_function_internal_arg_pointer outside of MEM rtxs in addition
2461 (sequence_uses_addressof): Update caller.
2463 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
2465 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
2468 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2470 * system.h (UNION_INIT_ZERO): New macro for initializing union
2473 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
2475 2000-07-07 Neil Booth <NeilB@earthling.net>
2479 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
2481 * final.c (final): Detect out of bounds array access to
2482 the insn_lengths array.
2484 2000-07-07 Kazu Hirata <kazu@hxi.com>
2486 * fold-const.c (fold): Fix a comment typo.
2488 2000-07-07 Neil Booth <NeilB@earthling.net>
2490 * cpp.texi: Update to new lexer.
2492 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
2494 * tradcpp.c: New file.
2495 * tradcif.y: New file.
2496 * tradcif.c: New generated file.
2498 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
2499 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
2500 dependencies of C. Install tradcpp from install-common, in
2503 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
2505 * cppinit.c: Include cppdefault.h. Refer to
2506 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
2507 to GCC_INCLUDE_DIR and its length.
2508 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
2509 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
2510 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
2512 (include_defaults_array): Move to cppdefault.c.
2514 * cppdefault.h: New file.
2515 * cppdefault.c: New file.
2517 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
2518 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
2519 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
2522 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2524 * reload.c (push_reload): When seeing if can reuse a register,
2525 check extra registers against widest of INMODE and OUTMODE.
2527 2000-07-06 Neil Booth <NeilB@earthling.net>
2529 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
2530 based on full length of predicate.
2532 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
2534 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
2535 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
2537 2000-07-05 Kazu Hirata <kazu@hxi.com>
2539 * h8300-proto.h: Fix formatting.
2540 * h8300.c: Likewise.
2541 * h8300.h: Likewise.
2543 2000-07-05 Jim Wilson <wilson@cygnus.com>
2545 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
2548 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
2550 * invoke.texi: Fix minor typos
2551 * md.texi: Fix minor typos
2553 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
2555 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
2557 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
2559 * cpplex.c: Don't include sys/mman.h.
2560 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
2562 * cpplib.c: Include sys/mman.h and obstack.h.
2563 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
2565 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
2566 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
2567 bother freeing if stack entries (they will be freed with their buffer).
2568 (do_endif): Free if stack entries from the buffer obstack.
2569 (push_conditional): Allocate if stack entries from the buffer obstack.
2571 (find_answer): Rename to _cpp_find_answer.
2572 (do_assert, do_unassert): Update.
2574 * cpphash.h: Update prototypes.
2575 (xobnew): New convenience macro.
2576 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
2578 (struct cpp_hashnode): Remove disabled field.
2580 * cppinit.c: Don't include hashtab.h or splay-tree.h.
2581 (report_missing_guard): Moved to cppfiles.c.
2582 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
2584 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
2585 cpp_cleanup_includes. Don't destroy hashtab or
2586 all_include_files here.
2587 (cpp_finish): Use _cpp_report_missing_guards.
2589 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
2590 (_cpp_init_include_table): Rename _cpp_init_includes.
2591 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
2593 * cppexp.c (parse_assertion): Update for new name of
2596 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
2598 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
2600 * cpplib.c (do_ident): s/VSPACE/EOF/
2602 2000-07-05 Neil Booth <NeilB@earthling.net>
2604 * cpplex.c: Fix trigraph replacement within strings.
2606 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2608 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
2610 * xcoffout.c (assign_type_number): Constify.
2611 (xcoffout_source_file): Add static prototype. Don't needlessly
2612 cast away const-ness.
2614 2000-07-04 Jason Merrill <jason@redhat.com>
2616 * frame.h (frame_state): Move base_offset to end.
2618 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
2620 * calls.c (emit_library_call_value_1): Revert previous change.
2622 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
2624 * fix-header.c (struct partial_proto): Remove unnecessary fields.
2625 (recognized_extern, recognized_function, read_scan_file):
2626 Update for new scheme.
2627 (check_protection): It's still a multiple include guard even
2628 if it doesn't always trigger.
2629 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
2631 * scan.h: Declare struct cpp_token. Update prototypes.
2633 2000-07-03 Neil Booth <neilb@earthling.net>
2634 Zack Weinberg <zack@wolery.cumb.org>
2636 Complete overhaul of the lexer and macro expander.
2638 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
2639 arg, arglist, argdata, reflist, collect_objlike_expansion,
2640 collect_funlike_expansion, collect_params,
2641 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
2642 unsafe_chars, macarg, compare_defs, special_symbol,
2643 scan_arguments, stringify, funlike_macroexpand,
2644 _cpp_quote_string, monthnames): Delete.
2645 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
2646 _cpp_create_definition, _cpp_dump_definition,
2647 dump_hash_helper): Adjust.
2648 (find_param, count_params, parse_define, var_args_str,
2649 check_macro_redefinition, save_expansion): New.
2651 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
2652 parse_string, output_line_command, trigraph_replace,
2653 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
2654 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
2655 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
2656 _cpp_skip_rest_of_line): Modify.
2658 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
2659 find_position, null_warning, bump_column, expand_name_space,
2660 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
2661 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
2662 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
2663 _cpp_prescan): Delete.
2665 (dump_param_spelling, process_directive, lex_next,
2666 is_macro_disabled, stringify_arg, expand_context_stack,
2667 output_token, make_string_token, alloc_number_token,
2668 special_symbol, duplicate_token, maybe_paste_with_next,
2669 can_paste, prevent_macro_expansion, restore_macro_expansion,
2670 get_temp_token, release_temp_tokens, quote_string,
2671 token_names, token_spellings, _cpp_expand_name_space,
2672 _cpp_glue_header_name, _cpp_reserve_name_space,
2673 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
2674 placemarker_token, eof_token, cpp_context, macro_args,
2675 get_raw_token, parse_arg, parse_args, save_token,
2676 push_arg_context, push_macro_context, pop_context,
2677 do_pop_context, free_macro_args, _cpp_get_line,
2678 _cpp_run_directive): New.
2680 * cpplib.c (validate_else, parse_include, push_conditional,
2681 pass_thru_directive, read_line_number, parse_ifdef,
2682 detect_if_not_defined, _cpp_check_directive, do_define,
2683 do_undef, do_include, do_import, do_include_next, do_error,
2684 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
2685 top_pragmas, do_pragma_gcc, do_pragma_implementation,
2686 do_pragma_poison, do_pragma_system_header,
2687 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
2688 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
2689 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
2690 cpp_defined): Update for new scheme.
2691 (strtoul_for_line, get_define_node, dump_macro_name,
2692 _cpp_check_linemarker, _cpp_parse_assertion): New.
2693 (_cpp_handle_directive, do_pragma_default): Delete.
2695 * cpphash.h (struct predicate): Now struct answer.
2696 (enum spell_type, struct token_spelling, struct directive,
2697 directive_handler): New.
2698 Update prototypes. Remove unused macros.
2699 * cpplib.h: Update prototypes. Remove unused macros,
2700 structure definitions, and fields.
2702 * cpperror.c (print_containing_files, v_message): Adjust.
2703 * cppexp.c (parse_assertion, lex, parse_escape,
2704 _cpp_parse_expr): Adjust.
2705 * cppfiles.c (open_include_file, _cpp_execute_include,
2706 _cpp_compare_file_date, cpp_read_file, read_include_file):
2708 * cppinit.c (dump_special_to_buffer): Delete.
2709 (append_include_chain, merge_include_chains, cpp_reader_init,
2710 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
2711 cpp_finish, handle_option, print_help): Adjust.
2712 * cppmain.c (main): Adjust.
2714 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
2716 * cppspec.c (lang_specific_driver): Use double quotes in error
2719 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
2721 * calls.c (emit_library_call_value_1): Use valreg instead
2722 of hard_libcall_value.
2724 2000-07-03 Geoff Keating <geoffk@cygnus.com>
2726 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
2727 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
2728 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
2736 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
2737 mode instead of wider_mode is being used.
2739 2000-07-03 Jakub Jelinek <jakub@redhat.com>
2741 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
2742 of 'r'. Use q_regs_operand.
2743 (andsi_1+2): Use q_regs_operand.
2745 2000-07-03 Jakub Jelinek <jakub@redhat.com>
2747 * builtins.c (get_memory_rtx): Always put into alias set 0.
2749 2000-07-03 Nick Clifton <nickc@cygnus.com>
2751 * config/arm/arm.md: Fix post increment and pre increment
2752 peepholes so that they do not generate UNPREDICATBLE opcodes.
2753 (ie ones where the increment clobbers the source/destination).
2755 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
2757 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
2758 change too big for -mtiny-stack" a warning, if larger than 63.
2759 (out_set_stack_ptr): Change the logic so -mno-interrupts is
2760 always safe to use on possible future devices.
2761 (function_prologue): Write SPH before SPL, for consistency.
2762 If interrupt_func_p true, we know we have enabled interrupts.
2763 (avr_num_arg_regs): New function. Round up to even number of
2764 bytes if no -mpack-args or if calling a libgcc function.
2765 (function_arg, function_arg_advance): Use it.
2766 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
2767 Output "movw" if available.
2768 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
2769 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
2770 (asm_output_section_name): Add blanks for consistent output.
2771 (encode_section_info): Set TREE_READONLY for progmem data to
2772 avoid gas warnings about changed section attributes.
2773 (avr_hard_regno_mode_ok): Force non-QImode data to start in
2774 even numbered registers on devices with "movw".
2775 * config/avr/avr.h (MASK_*): Define bits for target_flags.
2776 (TARGET_SWITCHES): Mark help strings for translation.
2777 Add new -mpack-args and -menhanced switches.
2778 (TARGET_OPTIONS): Mark help strings for translation.
2779 (progmem_section): Add section attributes.
2780 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
2781 Output "movw" if available.
2782 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
2784 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
2785 call convention (arguments aligned on even registers).
2786 (_cleanup, _exit): Make weak symbols libc can override.
2788 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2790 * fp-bit.h: New file.
2792 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
2793 Comment #endif statements.
2794 (__thenan_sf, __thenan_df): Add missing braces around initializer.
2796 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
2798 * gcse.c (compute_pre_data): Compute ae_kill using other local
2799 properties instead of calling compute_ae_kill.
2801 * alias.c (init_alias_analysis): Do not call
2802 prologue_epilogue_contains until after reload has completed.
2804 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
2806 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
2807 (genrtl_finish_compound_stmt): Likewise.
2808 (genrtl_compound_stmt): Change to return void.
2810 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
2811 move code from here to ...
2812 (genrtl_compound_stmt): ... here.
2813 (genrtl_finish_compound_stmt): Remove.
2814 (expand_stmt): Add comment.
2816 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
2818 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
2821 2000-07-02 Jakub Jelinek <jakub@redhat.com>
2823 * cpplib.h (struct cpp_reader): New field include_depth.
2824 (struct cpp_printer): Rename last_bsd to last_id.
2825 * cppfiles.c (read_include_file): Bump include_depth.
2826 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
2827 (output_line_command): Output correct #line if a header
2828 is including itself and is not protected against multiple inclusion.
2829 Use include_depth instead of buffer_stack_depth, last_id instead of
2831 * cppinit.c (cpp_start_read): Initialize last_id instead of
2834 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
2836 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
2837 (c-semantics.o): New target.
2839 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
2840 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
2841 (genrtl_clear_out_block): Likewise.
2842 (genrtl_goto_stmt): Likewise.
2843 (genrtl_expr_stmt): Likewise.
2844 (genrtl_decl_stmt): Likewise.
2845 (genrtl_if_stmt): Likewise.
2846 (genrtl_while_stmt): Likewise.
2847 (genrtl_do_stmt): Likewise.
2848 (genrtl_return_stmt): Likewise.
2849 (genrtl_for_stmt): Likewise.
2850 (genrtl_break_stmt): Likewise.
2851 (genrtl_continue_stmt): Likewise.
2852 (genrtl_scope_stmt): Likewise.
2853 (genrtl_switch_stmt): Likewise.
2854 (genrtl_case_label): Likewise.
2855 (genrtl_begin_compound_stmt): Likewise.
2856 (gerntl_finish_compound_stmt): Likewise.
2857 (genrtl_compound_stmt): Likewise.
2858 (genrtl_asm_stmt): Likewise.
2859 (genrtl_decl_cleanup): Likewise.
2860 (DECL_ANON_UNION_ELEMS): Likewise.
2861 (emit_local_var): Likewise.
2862 (make_rtl_for_local_static): Likewise.
2863 (expand_cond): Likewise.
2864 (expand_stmt): Likewise.
2865 (c_expand_return): Likewise.
2866 (c_expand_start_case): Likewise.
2867 (do_case): Likewise.
2868 (COMPOUND_STMT_NO_SCOPE): Likewise.
2869 (c_expand_asm_operands): Likewise.
2870 (NEW_FOR_SCOPE_P): New macro.
2871 (expand_expr_stmt_fn): New type.
2873 (set_current_function_name_declared): Likewise.
2874 (current_function_name_declared): Likewise.
2875 (lang_expand_stmt): Likewise.
2876 (stmts_are_full_exprs_p): Likewise.
2877 (anon_aggr_type_p): Likewise.
2878 (lang_expand_expr_stmt): Likewise.
2879 (build_case_label): Likewise.
2881 * c-decl.c (lang_expand_expr_stmt): Initialize.
2882 (stmts_are_full_exprs_p): Define.
2883 (current_function_name_declared): Likewise.
2884 (do_case): Likewise.
2885 (lang_expand_stmt): Likewise.
2886 (set_current_function_name_declared): Likewise.
2887 (anon_aggr_type_p): Likewise.
2889 * c-semantics.c: New file.
2890 (expand_cond): Moved from cp/semantics.c.
2891 (genrtl_do_pushlevel): Likewise.
2892 (genrtl_clear_out_block): Likewise.
2893 (genrtl_goto_stmt): Likewise.
2894 (genrtl_expr_stmt): Likewise.
2895 (genrtl_decl_stmt): Likewise.
2896 (genrtl_if_stmt): Likewise.
2897 (genrtl_while_stmt): Likewise.
2898 (genrtl_do_stmt): Likewise.
2899 (genrtl_return_stmt): Likewise.
2900 (genrtl_for_stmt): Likewise.
2901 (genrtl_break_stmt): Likewise.
2902 (genrtl_continue_stmt): Likewise.
2903 (genrtl_scope_stmt): Likewise.
2904 (genrtl_switch_stmt): Likewise.
2905 (genrtl_case_label): Likewise.
2906 (genrtl_begin_compound_stmt): Likewise.
2907 (genrtl_finish_compound_stmt): Likewise.
2908 (genrtl_compound_stmt): Likewise.
2909 (genrtl_asm_stmt): Likewise.
2910 (genrtl_decl_cleanup): Likewise.
2911 (make_rtl_for_local_static): Moved from cp/decl.c.
2912 (emit_local_var): Likewise.
2913 (expand_stmt): Define.
2915 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
2916 (c_expand_return): Likewise.
2917 (c_expand_start_case): Likewise.
2919 2000-07-01 Richard Henderson <rth@cygnus.com>
2921 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
2922 with the low 13 bits set.
2923 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
2924 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
2925 of the low 13 bits into a CONST plus an adddi3.
2926 (load_symptr): Set RTX_UNCHANGING_P.
2928 See ChangeLog.3 for earlier changes.