1 2000-08-24 Jason Merrill <jason@redhat.com>
3 * dwarf2out.c (AT_flag, AT_int, AT_unsigned, AT_string, AT_ref,
4 AT_loc, AT_addr, AT_lbl): Abort on unsuitable input.
5 (get_AT_low_pc, get_AT_hi_pc, get_AT_string, get_AT_flag,
6 get_AT_unsigned, get_AT_ref): Don't call them if get_AT fails.
8 2000-08-24 Greg McGary <greg@mcgary.org>
10 * optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab,
11 and extendtab within their proper array boundaries.
12 * emit-rtl.c (init_emit_once): Pass `const_tiny_rtx' with bounds
15 * config/arm/arm.c (arm_override_options): Use ARRAY_SIZE.
16 * config/alpha/alpha.c (alpha_lookup_xfloating_lib_func): Likewise.
17 * config/avr/avr.c (order_regs_for_local_alloc): Likewise.
18 * config/fr30/fr30.c (fr30_print_operand): Likewise.
19 * config/i386/dgux.c (output_options): Likewise.
20 * config/i386/dgux.h (ASM_FILE_START): Likewise.
21 * config/m88k/m88k.c (output_options): Likewise.
22 * config/m88k/m88k.h (ASM_FILE_START): Likewise.
23 * config/mcore/mcore.c (mcore_output_inline_const_forced,
24 layout_mcore_frame, handle_structs_in_regs): Likewise.
25 * config/mips/mips.c (output_block_move): Likewise.
26 * config/rs6000/rs6000.c (rs6000_override_options,
27 rs6000_file_start): Likewise.
28 * config/sparc/sparc.c (sparc_add_gc_roots): Likewise.
29 * fixinc/fixfixes.c (FIX_TABLE_CT): Likewise.
30 * fixinc/fixtests.c (TEST_TABLE_CT): Likewise.
31 * builtins.c (expand_builtin_setjmp): Likewise.
32 * expr.c (safe_from_p): Likewise.
33 * flow.c (life_analysis): Likewise.
34 * fold-const.c (size_int_type_wide): Likewise.
35 * gcc.c (translate_options, init_spec, set_spec, main): Likewise.
36 * genattrtab.c (make_length_attrs): Likewise.
37 * genopinit.c (gen_insn): Likewise.
38 * genrecog.c (NUM_KNOWN_PREDS, NUM_SPECIAL_MODE_PREDS): Likewise.
39 * global.c (global_alloc): Likewise.
40 * local-alloc.c (find_free_reg): Likewise.
41 * mips-tdump.c (print_symbol): Likewise.
42 * mips-tfile.c (parse_def, parse_input): Likewise.
43 * reload1.c (NUM_ELIMINABLE_REGS): Likewise.
44 * stmt.c (expand_nl_goto_receiver): Likewise.
45 * stor-layout.c (set_sizetype): Likewise.
46 * varasm.c (decode_reg_name): Likewise.
47 * toplev.c (decode_f_option, decode_W_option,
48 set_target_switch, print_switch_values): Likewise.
49 (NUM_ELEM): Remove macro.
50 (display_help, main): s/NUM_ELEM/ARRAY_SIZE/
52 2000-08-24 Greg McGary <greg@mcgary.org>
54 * tree.h (enum tree_index): New member `TI_MAIN_IDENTIFIER'.
55 (MAIN_NAME_P, main_identifier_node): New macros.
56 * c-common.c (c_common_nodes_and_builtins): Init main_identifier_node.
57 * c-decl.c (start_decl, grokdeclarator, start_function,
58 store_parm_decls, finish_function): Use MAIN_NAME_P.
59 * config/avr/avr.c (function_prologue, function_epilogue): Likewise.
60 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
61 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
62 * config/pdp11/pdp11.c (output_function_prologue): Likewise.
64 2000-08-24 Greg McGary <greg@mcgary.org>
66 * cppfiles.c (actual_directory): Don't write beyond `dir'
68 * real.c (asctoeg): Stay within bounds of etens[][].
70 2000-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
72 * dependence.c (dependence_string, direction_string,
73 dump_one_node, dump_node_dependence): Hide unused identifiers.
74 (get_low_bound, normalize_coefficients): Match definition to
76 (get_one_coefficient): Initialize variables `value0_is_idx' and
78 (ziv_test, gcd_test): Mark parameters with ATTRIBUTE_UNUSED.
79 (ziv_test): Delete variable `idx', use parameter `sub' instead.
80 (direction_merge): Avoid automatic aggregate initialization.
81 (have_dependence_p): Use `src' not `dest' to set `src_idx'.
82 Initialize variables `dest_idx' and `src_idx'.
83 (end_dependence_analysis): Avoid C89 style function definition.
85 2000-08-24 Joseph S. Myers <jsm28@cam.ac.uk>
87 * c-common.c (time_char_table): Don't allow width with %F.
88 (check_format_info): Don't allow "Z" length with scanf.
90 2000-08-24 Gabriel Dos Reis <gdr@codesourcery.com>
92 * diagnostic.c (finish_diagnostic): Define.
93 (output_do_printf): Use wrap_text instead of output_add_string.
94 (default_print_error_function): Avoid embedded '\n'.
96 * diagnostic.h (flush_diagnostic_buffer): Declare.
98 2000-08-23 Alexandre Oliva <aoliva@redhat.com>
100 * dependence.c: Replace `[][]' with `[][MAX_SUBSCRIPTS]'.
102 2000-08-23 Hans-Peter Nilsson <hp@axis.com>
104 * Makefile.in (GCC_PASSES): Add specs.
106 2000-08-23 Jim Wilson <wilson@cygnus.com>
108 * frame.h (IA64_UNW_EHANDLER, IA64_UNW_UHANDLER): New.
109 * config/ia64/frame-ia64.c (__get_personality): Return zero if neither
110 EHANDLER nor UHANDLER bit is set.
111 (__get_except_table): Likewise.
113 2000-08-23 Nick Clifton <nickc@redhat.com>
115 * config/arm/lib1funcs.asm: Replace upper case condition codes
116 with lower case versions.
118 * config/arm/arm.h (STRUCT_VALUE): Define.
119 (STRUCT_VALUE_REGNUM): Delete.
121 2000-08-23 Zack Weinberg <zack@wolery.cumb.org>
123 * cpphash.h (IN_I): New flag for directive table.
124 * cpplib.c (DIRECTIVE_TABLE): Mark #define, #undef, #ident, and
126 (_cpp_check_directive): If -fpreprocessed, execute directives
127 marked with IN_I. Issue no warnings in this case.
128 * cpplex.c (_cpp_get_token): Expand no macros if -fpreprocessed.
130 2000-08-23 Joseph S. Myers <jsm28@cam.ac.uk>
132 * c-common.c (print_char_table): Allow 'I' flag with %d, %i and
134 (check_format_info): Support printf 'I' flag; warn about it with
137 2000-08-23 Richard Earnshaw (rearnsha@arm.com)
139 * arm.c (arm_expand_prologue): Ensure that the stack-adjustment
140 barrier can't be ignored by the alias analysis code.
142 2000-08-12 Eli Zaretskii <eliz@is.elta.co.il>
144 * fixinc/inclhack.def (sysv68_string): Fix the Sed script so it
145 works inside fixincl.
147 Wed Aug 23 04:55:48 2000 Alexandre Oliva <aoliva@redhat.com>
149 * simplify-rtx.c (simplify_rtx): Don't pass VOIDmode to
150 simplify_relational_operation() unless both operands are of
152 * cse.c (fold_rtx): Likewise.
154 Tue Aug 22 23:53:27 EDT 2000 John Wehle (john@feith.com)
156 * rtlanal.c (rtx_unstable_p): The pic register is stable
157 (within one function) and the actual rtx should be used
158 when checking the registers.
159 (rtx_addr_can_trap_p): Pic memory addresses can't trap.
161 * alias.c (true_dependence, write_dependence_p): Fix
162 bug in previous patch.
164 * i386.c (ix86_GOT_alias_set): New.
165 (legitimize_pic_address): Use it.
167 * rtlanal.c (rtx_unstable_p): An unchanging MEM is
168 only stable if its address is stable.
169 (rtx_varies_p): An unchanging MEM can't vary if
170 its address doesn't vary.
172 2000-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
174 * c-parse.in (unop +): Restrict -Wtraditional warnings to user code.
176 2000-08-22 J. David Anglin <dave@hiauly1.hia.nrc.ca>
178 * vax.h (ASM_SPEC): Pass `-J' to assembler.
179 * x-vax-gcc: New file for bootstrapping with gcc.
180 * x-vax: Use X_CFLAGS rather than X_CPPFLAGS to pass `-J'.
181 * configure.in: Use x-vax-gcc with gcc.
182 * configure: Rebuilt.
184 Tue Aug 22 21:21:05 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
186 * toplev.c (rest_of_compilation): Rebuild label notes after
187 post-reload splitting pass if new labels have been created.
189 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
191 * diagnostic.h (output_buffer_state): New macro.
192 * diagnostic.c (diagnostic_for_decl, sorry,
193 default_print_error_function, output_do_verbatim,
194 report_diagnostic, report_problematic_module): Use it.
196 (output_format): Use wrap_text instead of maybe_wrap_text.
198 2000-08-22 Nick Clifton <nickc@redhat.com>
200 * config/arm/lib1funcs.asm (ARM_DIV_MOD_BODY): New macro.
201 Common code for ARM divide and modulus functions.
202 (THUMB_DIV_MOD_BODY): New macro. Thumb equivalent of
204 (FUNC_END): New macro: Common code at the end of the division and
206 (THUMB_FUNCTION_START): New macro: Common code at the start of
208 (__divsi3, __udivsi3, __modsi3, __umodsi3): Use new macros.
210 Tue Aug 22 20:34:52 2000 Kaz Kojima <kkojima@rr.iij4u.or.jp>
212 * config/sh/sh.md (cmpeqdi_t splitter): Fix a reverse testing.
214 * config/sh/sh.c (prepare_scc_operands): Apply force_reg to
215 sh_compare_op1 when the mode is DImode and sh_compare_op1 isn't
218 2000-08-22 Nick Clifton <nickc@redhat.com>
220 * config/arm/lib1funcs.asm (__umodsi3): Before performing any
221 restorative additions, test for bottom bits of IP being set,
222 rather than relying upon the RORs not matching.
225 2000-08-22 David Edelsohn <edelsohn@gnu.org>
227 * aix.h (ASM_DECLARE_FUNCTION_NAME): Call named_section() or
228 text_section() as appropriate instead of emitting text csect
230 (TEXT_SECTION_ASM_OP): Only require default 32-bit alignment.
231 (UNIQUE_SECTION): Define macro.
232 (ASM_OUTPUT_SECTION_NAME): Define macro.
233 * rs6000.c (rs6000_override_options): Disable -ffunction-sections
234 on AIX if debugging and -fdata-sections always.
236 2000-08-22 Steven King <sxking@uswest.net>
238 * config/float-i386.h (LDBL_EPSILON): Remove __convert_long_double
240 (LDBL_MAX): Same here.
242 2000-08-22 Richard Henderson <rth@cygnus.com>
244 * flow.c (tidy_fallthru_edge): Update b->end properly.
246 2000-08-22 Stan Cox <scox@redhat.com>
248 * Makefile.in (OBJS): Add dependence.o.
249 * dependence.c: New file.
251 2000-08-22 Alexandre Oliva <aoliva@redhat.com>, John David Anglin <dave.anglin@nrc.ca>
253 * calls.c (check_sibcall_argument_overlap_1): Adjust for
255 (check_sibcall_argument_overlap): Likewise.
257 2000-08-22 Alexandre Oliva <aoliva@redhat.com>
259 * invoke.texi (SH Options): Document -m4-nofpu,
260 -m4-single-only, -m4-single, -m4, -mbigtable, -mfmovd,
261 -mhitachi, -mnomacsave, -misize, -mpadstruct, -mspace.
263 2000-08-22 Joseph S. Myers <jsm28@cam.ac.uk>
265 * c-common.c (check_format_info): Give the 'some locales' warning
266 for strftime %Ey rather than the unconditional 'only last 2 digits
269 2000-08-22 Richard Henderson <rth@cygnus.com>
271 * alias.c (init_alias_analysis): Do not register
272 struct_value_incoming_rtx or static_chain_rtx as pointing
275 Tue Aug 22 01:44:43 2000 Jeffrey A Law (law@cygnus.com)
277 * protoize.c (munge_compile_params): Fix typo and formatting buglets.
279 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
281 * diagnostic.h (report_problematic_module): Declare.
282 * diagnostic.c (report_problematic_module): New function.
283 (report_error_function): Tweak.
285 Tue Aug 22 02:31:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
287 * stmt.c (expand_goto_internal, fixup_gotos): Only check
288 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
290 2000-08-21 Richard Henderson <rth@cygnus.com>
292 * flow.c (calculate_global_regs_live): Mark frame pointer live
293 everywhere before reload.
295 2000-08-21 Jim Wilson <wilson@cygnus.com>
297 * real.c (ereal_from_int, ereal_from_uint, significand_size): Handle
298 INTEL_EXTENDED_IEEE_FORMAT.
299 (toe64): Delete INTEL_EXTENDED_IEEE_FORMAT support. Unconditionally
300 clear last two bytes of output FP value.
302 2000-08-21 Graham Stott <grahams@cygnus.co.uk>
304 * config/ia64/ia64.h (REDO_SECTION_INFO_P): Change decl to DECL.
306 2000-08-21 Jakub Jelinek <jakub@redhat.com>
308 * unroll.c (loop_find_equiv_value): If ret is modified between
309 insn and loop_start, ret might not be equivalent to reg.
311 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
313 * c-common.c (init_dollar_format_checking,
314 maybe_read_dollar_number, finish_dollar_format_checking): New
316 (dollar_arguments_used, dollar_arguments_count,
317 dollar_first_arg_num, dollar_max_arg_used, dollar_format_warned):
319 (check_format_info): Support $ formats for scanf and printf width
320 and precision. Always increment format_chars to advance past the
321 '*' of precision, not just when the format parameters are
324 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
326 * mips.c (block_move_loop, expand_block_move,
327 function_arg_partial_nregs, save_restore_insns, function_prologue,
328 mips_expand_prologue, RA_MASK): Avoid using the `U' integer
330 (function_arg_advance, function_arg): Match argument to format
333 2000-08-21 Nix <nix@esperi.demon.co.uk>
335 * gcc.c (do_spec_1): Implement %j spec flag.
338 * gcc.texi (The Configuration File): Document HOST_BIT_BUCKET.
339 * system.h (HOST_BIT_BUCKET): Default to "/dev/null".
340 * config/i386/xm-dos.h (HOST_BIT_BUCKET): Define as "NUL".
341 * config/i386/xm-os2.h, config/winnt/winnt.h: Likewise.
343 * protoize.c (munge_compile_params): Use HOST_BIT_BUCKET (if
344 writable) instead of hardcoded value.
346 * toplev.c (compile_file): Output to a file even if -fsyntax-only.
348 * gcc.c, config/i386/xm-dos.h, config/i386/xm-os2.h: Kill
351 * gcc.c (cc1_options): Do not process -o or run the assembler if
353 * objc/lang-spec.h: Likewise.
355 2000-08-21 Eli Zaretskii <eliz@is.elta.co.il>
357 * fixinc/fixincl.c (fix_with_system): Pipe the output of
358 "external" fixes through `cat', to avoid truncating the input
361 2000-08-21 Jakub Jelinek <jakub@redhat.com>
363 * config/i386/i386.md (lea_general_1): Copy insn condition to split
365 (lea_general_2, lea_general_3): Likewise.
367 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
369 * c-decl.c (duplicate_decls, define_label): Restrict -Wtraditional
370 warnings to user code.
372 * c-lex.c (readescape, yylex): Likewise.
374 * c-typeck.c (store_init_value, process_init_element): Likewise
375 (c_expand_start_case): Format.
377 2000-08-18 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
379 * mips/linux.h (LINK_SPEC): Use %(endian_spec).
381 * mips/mips.h: Change LINKER_ENDIAN_SPEC to ENDIAN_SPEC
382 and linker_endian_spec to endian_spec.
383 (ENDIAN_SPEC): Add %{EB} and %{EL}.
384 (LINK_SPEC): Remove %{EB} and %{EL}.
385 (ASM_SPEC): Likewise. Use %(endian_spec).
387 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
389 * c-tree.h (flag_hosted): Move declaration from here...
390 * c-common.h (flag_hosted): ... to here.
391 (flag_noniso_default_format_attributes): New declaration.
392 * c-decl.c (flag_noniso_default_format_attributes): New variable.
393 (c_decode_option): Set it appropriately for options choosing
394 language standard variant.
395 * c-common.c (init_function_format_info): Only provide default
396 format attributes if flag_hosted. Only provide the gettext
397 formats if flag_noniso_default_format_attributes. Update
399 (check_format_info): Disable treatment of %a as a scanf flag in
402 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
404 * c-common.c (scan_char_table): Add 'w' to flags for all formats
406 (check_format_info): Set 'wide' for scanf format widths. Warn for
407 a zero scanf width. Make the check for writing into a constant
408 object at the first level of indirection; at later levels, warn if
409 any type qualifiers are encountered.
411 Mon Aug 21 07:41:12 2000 Jeffrey A Law (law@cygnus.com)
413 * reload.c (reload_inner_reg_of_subreg): New function broken out of
415 (push_reload): Use reload_inner_reg_of_subreg.
416 (combine_reloads): Do not combine reloads if the input reload
417 is a SUBREG in which the inner part will need reloading.
419 * global.c (global_alloc): Avoid passing dumpfile argument to
421 * toplev.c (rest_of_compilation): Likewise.
422 * reload.h (reload): Remove dumpfile argument. Callers changed.
423 (debug_reload, debug_reload_to_stream): Move prototypes here.
424 * rtl.h (reload): Remove dumpfile argument.
425 * reload.c (debug_reload): Remove prototype.
426 (debug_reload_to_stream): Likewise.
427 * reload1.c: Avoid passing dumpfile around, rely on rtl_dump_file
430 2000-08-21 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
432 * diagnostic.c (context_as_prefix): Export.
433 (need_error_newline): Remove.
434 (lang_diagnostic_starter, lang_diagnostic_finalizer): New objects.
435 (error_module_changed, record_last_error_module,
436 error_function_changed, record_last_error_function): New functions.
437 (initialize_diagnostics): Default intialize
438 lang_diagnostic_starter, lang_diagnostic_finalizer.
439 (init_output_buffer): Tweak.
440 (file_name_as_prefix): New function.
441 (announce_function, default_print_error_function,
442 report_error_function, set_diagnostic_context): Tweak.
444 2000-08-21 Richard Earnshaw <rearnsha@arm.com>
446 * flow.c (init_propagate_block_info): Handle SUBREG in a jump
447 condition expression.
449 2000-08-20 Richard Henderson <rth@cygnus.com>
451 * flow.c (merge_blocks_nomove): Don't seek back past the bb note.
453 2000-08-20 Zack Weinberg <zack@wolery.cumb.org>
455 * cppinit.c (cpp_init): Set global flag when called.
456 (cpp_reader_init): Bomb out if cpp_init hasn't been called.
458 Sun Aug 20 01:41:35 2000 Dennis Chernoivanov <cdi@sparc.spb.su>
460 * cpplex.c (cpp_scan_buffer): Move `output_line_command' just
461 before `process_directive' so that newlines won't be missed
463 (cpp_printf): Increment `print->lineno' when newline is emitted.
465 * cppmain.c (cb_ident): Likewise.
466 (cb_define): Likewise.
467 (cb_undef): Likewise.
468 (cb_include): Likewise.
469 (cb_def_pragma): Likewise.
470 (dump_macros_helper): Likewise.
472 2000-08-20 Richard Henderson <rth@cygnus.com>
474 * config/ia64/ia64.c (emit_insn_group_barriers): Stop if ar.lc
475 assigned before a loop.
477 * config/ia64/ia64.md (ashlsi3): Zero extend the shift count.
478 (ashrsi3, lshrsi3): Likewise.
480 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
482 * c-lang.c: #include diagnostic.h
483 (c_tree_printer): New function.
484 (lang_init): Initialize lang_printer.
486 * Makefile.in (c-lang.o): Depends on diagnostic.h
488 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
490 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic.
492 * diagnostic.c (default_diagnostic_starter,
493 default_diagnostic_finalizer): New functions.
494 (diagnostic_for_asm, diagnostic_for_decl): Tweak.
495 (pedwarn, pedwarn_with_file_and_line, error,
496 error_with_file_and_line, fatal, warning,
497 warning_with_file_and_line): Adjust call to report_diagnostic.
498 (report_diagnostic): Rework.
499 (set_diagnostic_context): New function.
501 * diagnostic.h (struct diagnostic_context): New data structure.
502 (diagnostic_message, diagnostic_argument_list,
503 diagnostic_file_location, diagnostic_line_location,
504 diagnostic_is_warning, diagnostic_starter, diagnostic_finalizer,
505 diagnostic_finalizer, diagnostic_auxiliary_data): New macros.
506 (set_diagnostic_context): Declare.
507 (report_diagnostic): Change prototype.
509 Sun 20-Aug-2000 09:25:45 BST Neil Booth <NeilB@earthling.net>
511 * fix-header.c (main): Initialize cpplib.
513 2000-08-19 Michael Meissner <meissner@redhat.com>
515 * ifcvt.c (find_if_block): Do not assume that a THEN block has any
516 instructions in it before checking for indirect jumps.
518 * ifcvt.c (find_if_block): Do not consider a THEN block that ends
519 in a indirect jump as a potential for conditional execution.
521 * d30v.h (d30v_init_expanders): Don't declare here.
522 * d30v-protos.h (d30v_init_expanders): Declare here with a valid
525 Sat 19-Aug-2000 21:11:45 BST Neil Booth <NeilB@earthling.net>
527 * cpp.texi: Add @section for assertions.
529 Sat Aug 19 12:37:08 EDT 2000 John Wehle (john@feith.com)
531 * loop.c (scan_loop): Use CONST_CALL_P instead of
532 checking for REG_LIBCALL / REG_RETVAL.
534 Sat Aug 19 09:18:47 2000 Jeffrey A Law (law@cygnus.com)
536 * reload1.c (reload_as_needed): Accept dumpfile argument,
537 pass it to emit_reload_insns.
538 (emit_reload_insns): Add new dumpfile argument. If non-null
539 then dump the reloads for each insn into the dumpfile.
540 (reload): Pass dumpfile to reload_as_needed.
542 * invoke.texi: Clean up linux-gnu vs linux comments.
544 2000-08-19 Richard Henderson <rth@cygnus.com>
546 * config/ia64/ia64.c (reg_or_5bit_operand): New.
547 (ia64_depz_field_mask): New.
548 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_R): New.
549 (PREDICATE_CODES): Update.
550 * config/ia64/ia64.md: Update commentary.
551 (depz_internal): New.
552 (ashlsi3): Implement directly.
553 (ashrsi3, lshrsi3): Simplify; rely on extv and extzv for constants.
554 (ashldi3): Use shladd.
555 * config/ia64/ia64-protos.h: Update.
557 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
559 * toplev.c (independent_decode_option): Always process -g.
560 Remove third argument, now unused. Adjust caller to match.
562 2000-08-18 Richard Henderson <rth@cygnus.com>
564 * combine.c (make_compound_operation): Break after creating
567 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
569 * cpplib.c (cpp_register_pragma_space): Just return if the
570 namespace is already registered.
572 2000-08-18 Ray Essick <essick@ddna.labs.mot.com> & Nick Clifton <nickc@redhat.com>
574 * config/mcore/mcore.md (rotlsi3): Allow allow rotations by a
575 constant amount. Do not generate ROTL instruction.
577 Fri Aug 18 16:22:20 2000 Alexandre Oliva <aoliva@redhat.com>
579 * config/sh/elf.h: Do not include sh/sh.h.
580 * config/sh/rtems.h: Likewise.
581 * config/sh/rtemself.h: Do not include sh/elf.h.
582 * configure.in: Get them included with `tm_file's.
583 * configure: Rebuilt.
585 * config/sh/sh.md (fpu_switch0, fpu_switch1): Simplify.
586 * config/sh/sh.c (fpscr_set_from_mem): Use them.
588 Fri Aug 18 14:23:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
590 * stor-layout.c (compute_record_type): Don't use mode of single
591 field as mode of record if not integer mode of same type.
593 * regmove.c (perhaps_ends_bb_p): New function.
594 (optimize_reg_copy_1, optimize_reg_copy_2): Call it.
595 (optimize_reg_copy_3, fixup_match_2, regmove_optimize): Likewise.
596 (fixup_match_1): Likewise.
597 (fixup_match_1, combine_stack_adjustments_for_block): Add casts to
598 avoid signed/unsigned warnings.
600 * function.c (fixup_var_refs_1, case MEM): Update CODE after
603 Fri 18-Aug-2000 18:33:45 BST Neil Booth <NeilB@earthling.net>
605 * cpphash.h: Use HAVE_DESIGNATED_INITIALIZERS.
606 (_cpp_trigraph_map): Declaration moved from cpplex.c
608 * cppinit.c: Define _cpp_trigraph_map. Use UCHAR_MAX + 1
609 instead of 256. Use consistent test for designated initializers.
610 (cpp_init): Initialize trigraph_map.
611 (initialize_standard_includes, parse_option): Use memcmp
614 * cpplex.c (init_trigraph_map): Remove.
615 (trigraph_ok, trigraph_replace, lex_line): Refer to
618 * cpplib.c (str_match, WARNING, ERROR, ICE): Delete.
619 (do_unassert): Remove unused "next" local.
621 * system.h (HAVE_DESIGNATED_INITIALIZERS): New prototype.
623 2000-08-18 Emmanuel Marty <emarty@suntech.fr>
625 * arm/lib1funcs.asm (_umodsi3 THUMB VARIANT): Restore deleted return
628 2000-08-17 Richard Henderson <rth@cygnus.com>
630 * config/ia64/ia64.c (spill_restore_mem): Handle emitting
631 the first insn in a sequence.
633 Thu Aug 17 22:40:05 EDT 2000 John Wehle (john@feith.com)
635 * alias.c (true_dependence, write_dependence_p): A read
636 involving a label_ref or the constant pool doesn't create
639 * rtl.h (unchanging): Improve documentation.
641 2000-08-17 Rodney Brown <RodneyBrown@mynd.com>
643 * cse.c (insert_regs): Remove unused `regno'.
645 2000-08-17 Neil Booth <NeilB@earthling.net>
647 * (cppinit.c) merge_include_chains: Use remove_dup_dir,
648 remove_dup_dirs. If qtail == brack, remove brack not
650 (remove_dup_dir, remove_dup_dirs): New functions.
652 2000-08-17 Neil Booth <NeilB@earthling.net>
654 * cppinit.c (cpp_cleanup): Free include dir chains.
655 * cpplib.c (do_undef): Let _cpp_free_definition make the node void.
656 (do_unassert): Free the assert with _cpp_free_definition.
657 * cppmacro.c (_cpp_free_definition): Free memory allocated for
658 assertions. Make the node a T_VOID node.
660 2000-08-17 Neil Booth <NeilB@earthling.net>
662 * cppinit.c (path_include, append_include_chain):
663 Remove 2nd parameter (struct cpp_pending *).
664 (path_include, initialize_standard_includes, cpp_handle_option):
665 Update callers appropriately.
666 (cpp_handle_option): Use pend.
668 2000-08-17 Neil Booth <NeilB@earthling.net>
670 * cppinit.c (sort_options): Remove, put functionality in
673 (initialize_builtins): Free memory.
674 (cpp_start_read): Move init_IStable to cpp_init.
676 * cpplib.h (cpp_init): New prototype.
677 * cppmain.c (main): Call cpp_init.
679 Thu Aug 17 13:20:32 EDT 2000 John Wehle (john@feith.com)
681 * rtlanal.c (rtx_unstable_p): Use CONSTANT_P.
682 (rtx_unstable_p, rtx_varies_p): Process vectors.
684 2000-08-16 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
686 * config/sh/lib1funcs.asm (GLOBAL): Define. Use for all
687 references to GLOBAL symbols. Use LOCAL where appropriate.
689 2000-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
691 * configure.in (*-ibm-aix4.[12]*): Delete test for gnu ld. Always
692 use t-aix41 when host == target.
694 2000-08-16 Richard Henderson <rth@cygnus.com>
696 * reload.c (push_secondary_reload): Revert last change.
697 If we use a reload_in/out pattern, make the when the same
698 as the primary reload.
699 (find_reloads): Likewise.
701 2000-08-16 Manfred Hollstein <manfredh@redhat.com>
703 * configure.in (libstdcxx-v3): Fix test.
704 * configure: Regenerate.
706 Wed Aug 16 08:10:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
708 * calls.c (calls_function_1, expand_call): Only test
709 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
710 * function.c (thread_prologue_and_epilogue_insns): Likewise.
712 2000-08-16 Richard Henderson <rth@cygnus.com>
714 * combine.c (simplify_shift_const): Revert previous two
715 changes. If SHIFT_COUNT_TRUNCATED, crop the shift count
716 before the main loop.
718 2000-08-15 Richard Henderson <rth@cygnus.com>
720 * combine.c (simplify_shift_const): Bound shift count when
723 Tue Aug 15 17:33:05 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
725 * calls.c (ECF_SP_DEPRESSED): New macro.
726 (calls_function_1): Treat calling sp-depressed function as alloca.
727 (emit_call_1): Don't adjust SP if calling sp-depressed function.
728 (expand_call): Set ECF_SP_DEPRESSED if TYPE_RETURNS_STACK_DEPRESSED.
729 If sp-depressed, ensure block saves and restores SP.
730 * fold-const.c (extract_muldiv): Only check TYPE_IS_SIZETYPE
732 * function.c (keep_stack_depressed): New function.
733 (thread_prologue_and_epilogue_insns): Call it.
734 * print-tree.c (print_node): Use HOST_WIDE_INT_PRINT_UNSIGNED
735 to print DECL_OFFSET_ALIGN.
736 Print no-force-blk and transparent-union flags properly.
737 * stmt.c (expand_goto_internal): Don't restore stack if last block
738 and function returns with sp depressed.
739 (fixup_gotos): Likewise.
740 (save_stack_pointer): New function, from code in expand_decl.
741 (expand_decl): Call new function.
742 * tree.h (TYPE_IS_SIZETYPE): Call INTEGER_TYPE_CHECK.
743 (TYPE_RETURNS_STACK_DEPRESSED): New macro.
744 (save_stack_pointer): New declaration.
746 * diagnostic.c (fatal_function): New variable.
747 (set_fatal_function): New function.
749 * diagnostic.h (set_fatal_function): New declaration.
751 2000-08-15 William Cohen <wcohen@redhat.com>
753 * config/sh/elf.h (DWARF2_DEBUGGING_INFO): Defined.
754 (PREFERRED_DEBUGGING_TYPE): Set to dwarf2 info.
755 (DWARF2_ASM_LINE_DEBUG_INFO): Defined.
757 2000-08-15 Richard Henderson <rth@cygnus.com>
759 * flow.c (mark_used_reg): Set reg_cond_reg appropriately.
761 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
763 * arm.c (arm_function_ok_for_sibcall): New function.
764 * arm.h (FUNCTION_OK_FOR_SIBCALL): Define.
765 * arm.md (call expanders): Don't check here for calls that can't
768 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
770 * arm.md (splits generating cond_exec): Disable.
772 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
774 * arm/linux-elf.h (text_section): Delete declaration.
776 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
778 ARM support for unordered FP operations.
779 * arm-protos.h (arm_comparison_operator): Declare.
780 * arm.c (arm_comparison_operator): New function.
781 (arm_select_cc_mode): Add unordered comparison codes.
782 (get_arm_condition_code): Likewise.
783 (arm_final_prescan_insn): Can't handle unordered jumps that can't
785 * arm.h (PREDICATE_CODES): Add arm_comparison_operator.
786 * arm.md (all uses of comparison_operator): Replace with
787 arm_comparison_operator.
788 (bunordered, bordered, bugt, bunlt, bunge, bunle, buneq, bltgt): New
790 (arm_buneq, arm_bltgt, arm_buneq_reversed, arm_bltgt_reveresed): New
793 Tue Aug 15 00:36:36 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
795 * gthr-posix.h: Conditionally include <sched.h>; include
796 <config.h> from libobjc/.
798 2000-08-14 Richard Henderson <rth@cygnus.com>
800 * config/i386/i386.c (legitimize_pic_address): Use Pmode
803 2000-08-14 Richard Henderson <rth@cygnus.com>
805 * configure.in (ia64-*): Set float_format for i386 long double.
807 * real.c (GET_REAL): Treat 128-bit INTEL_EXTENDED_IEEE_FORMAT
808 as we would for i386 XFmode.
809 (PUT_REAL): Likewise.
810 (endian, ereal_atof, real_value_truncate): Likewise.
811 (ereal_isneg, toe64, etens, make_nan): Likewise.
812 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Likewise.
814 * config/ia64/ia64-protos.h: Update.
815 * config/ia64/ia64.c (general_tfmode_operand): New.
816 (destination_tfmode_operand): New.
817 (tfreg_or_fp01_operand): New.
818 (ia64_split_timode): New.
819 (spill_tfmode_operand): New.
820 (ia64_expand_prologue): Use TFmode not XFmode.
821 (ia64_expand_epilogue): Likewise.
822 (ia64_function_arg): Likewise.
823 (ia64_function_arg_advance): Likewise.
824 (ia64_return_in_memory): Likewise.
825 (ia64_function_value): Likewise.
826 (ia64_print_operand): Likewise.
827 (ia64_register_move_cost): Set GR<->FR to 5.
828 (ia64_secondary_reload_class): Get GR for TImode memory op.
829 * config/ia64/ia64.h (ROUND_TYPE_SIZE): Remove.
830 (ROUND_TYPE_ALIGN): Remove.
831 (LONG_DOUBLE_TYPE_SIZE): Set to 128.
832 (INTEL_EXTENDED_IEEE_FORMAT): Define.
833 (HARD_REGNO_NREGS): Use TFmode, not XFmode.
834 (HARD_REGNO_MODE_OK): Likewise. Disallow TImode in FRs.
835 (MODES_TIEABLE_P): Use TFmode, not XFmode.
836 (CLASS_MAX_NREGS): Likewise.
837 (ASM_OUTPUT_LONG_DOUBLE): Output by 4 byte hunks.
838 (PREDICATE_CODES): Update.
839 * config/ia64/ia64.md (movti): New.
840 (movti_internal): Use a clobber for memory alternatives.
841 (reload_inti, reload_outti): New.
842 (movsfcc_astep): Predicate properly.
843 (movdfcc_astep): Likewise.
846 (extendsftf2, extenddftf2): New.
847 (trunctfsf2, trunctfdf2): New.
848 (floatditf2, fix_trunctfdi2): New.
849 (floatunsditf2, fixuns_trunctfdi2): New.
850 (addtf3, subtf3, multf3, abstf2): New.
851 (negtf2, nabstf2, mintf3, maxtf3): New.
852 (maddtf3, msubtf3, nmultf3, nmaddtf3): New.
854 (fr_spill): Use TFmode, not XFmode.
855 (fr_restore): Likewise.
856 * config/ia64/lib1funcs.asm (__divtf3): New.
857 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add it.
859 2000-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
861 * cse.c (fold_rtx): Avoid empty body in an if-statement.
863 * doloop.c (doloop_iterations_max, doloop_modify): Avoid using the
864 `U' integer constant suffix.
866 * dwarf2out.c (add_subscript_info): Avoid empty body in an
869 * sparc/sol2.h (__enable_execute_stack): Prototype.
871 2000-08-14 David Edelsohn <edelsohn@gnu.org>
873 * collect2.c: Remove use of AIX import file.
875 * longlong.h: Test ARCH_PWR not ARCH_POWER.
877 * rs6000.c (print_operand, case 'E'): Add else.
879 2000-08-14 Richard Henderson <rth@cygnus.com>
881 * config/ia64/ia64.md (movdi): Delay calling ia64_expand_load_address.
882 (movdi_symbolic): New.
884 2000-08-14 Jim Wilson <wilson@cygnus.com>
886 * config/ia64/ia64.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
887 to GNU as. For Intel as, pass -M const_gp and -M no_plabel.
888 * config/ia64/linux.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
891 2000-08-14 Richard Henderson <rth@cygnus.com>
893 * expr.c (emit_group_load): Don't force constants into registers.
894 Special case source already in the correct mode.
896 2000-08-14 Zack Weinberg <zack@wolery.cumb.org>
898 * configure.in: Accept *-*-linux* not just *-*-linux-gnu*.
899 * fixinc/inclhack.def: Likewise.
900 * fixinc/mkfixinc.sh: Likewise.
901 * configure: Regenerate.
902 * fixinc/fixincl.x: Regenerate.
903 * install.texi: Document equivalence of linux and linux-gnu.
905 Mon Aug 14 18:51:44 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
907 * cse.c (insert_regs): Also in REG case: When finding an invalid
908 value, and we make a new quantity, make sure that it won't be
909 mistaken by for a valid one by mention_regs.
911 2000-08-13 Ralf Gütlein <ralf.guetlein@aranea.de>
913 * h8300.md: Remove obsolete peepholes.
915 2000-08-13 Kazu Hirata <kazu@hxi.com>
917 * invoke.texi (H8/300 Options): Fix typos.
918 * config/h8300.c: Fix formatting.
919 * config/h8300.h: Fix comment typos.
920 (OVERRIDE_OPTIONS): Fix formatting.
922 * function.c: Fix formatting.
924 * cse.c: Fix formatting.
926 2000-08-13 Geoff Keating <geoffk@cygnus.com>
928 * flow.c (attempt_auto_inc): Remove unused variable `bb'.
929 (attempt_auto_inc): Suppress parentheses warning.
930 * function.c (put_reg_into_stack): Remove unused variable `unsigned_p'.
931 * loop.c (load_mems): Remove `u' suffix in two places.
932 * config/rs6000/rs6000.c: Remove unnecessary `u' suffixes from
934 * config/rs6000/rs6000.h: Likewise.
935 * config/rs6000/sol-c0.c: Prototype some functions. Remove the
936 __eabi dummy routine.
937 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Remove unused
940 * config/rs6000/rs6000.c (rs6000_select_section): Rewrite to
941 not put stuff in .sdata unnecessarily.
942 (rs6000_unique_section): New function.
943 * config/rs6000/rs6000-protos.h: Add rs6000_unique_section.
944 * config/rs6000/sysv4.h (UNIQUE_SECTION): Define.
946 * c-typeck.c (build_array_ref): Don't complain about non-lvalue
947 arrays in C99. Don't try to look at DECL_REGISTER of a
948 COMPONENT_REF. Don't complain twice about the same error.
950 * fixinc/inclhack.def (aix_pthread): New fix.
951 (aix_sysmachine): New fix.
952 * fixinc/fixincl.x: Regenerate.
954 * expr.c (expand_expr): Call convert_modes when turning a large
955 multiply into a small one.
957 2000-08-12 Geoff Keating <geoffk@cygnus.com>
959 * tree.h (DECL_OFFSET_ALIGN): Make the off_align field of
960 the tree structure an exponent rather than an explicit alignment
961 so it doesn't overflow.
962 (SET_DECL_OFFSET_ALIGN): New macro.
963 * stor-layout.c (place_union_field): Use SET_DECL_OFFSET_ALIGN
964 rather than DECL_OFFSET_ALIGN.
965 (place_field): Likewise.
966 * expmed.c (store_bit_field): Abort on align==0 to avoid
967 antisocial machine behaviour.
969 2000-08-12 Richard Henderson <rth@cygnus.com>
971 * sibcall.c (uses_addressof): Accept both addressof and
972 current_function_internal_arg_pointer inside a mem.
973 (optimize_sibling_and_tail_recursive_call): Fail tail recursion
974 if current_function_uses_addressof.
975 * stmt.c (expand_return): Kill tail recursion and HAVE_return
978 2000-08-11 Richard Henderson <rth@cygnus.com>
980 * config/ia64/ia64.md (addsi3): Remove expander.
981 (subsi3, mulsi3, negsi2, one_cmplsi2): Likewise.
982 (*addsi3_shladd): New.
984 2000-08-11 Richard Henderson <rth@cygnus.com>
986 * config/ia64/ia64.c (do_spill): Pass cfa offset to move expander.
987 (do_restore): Likewise.
988 (gen_movdi_x, gen_fr_spill_x, gen_fr_restore_x): New.
989 (ia64_expand_prologue, ia64_expand_epilogue): Use them.
990 (rtx_needs_barrier): Track actual bit manipulation for
991 ar.unat moves, gr_spill, and gr_restore.
992 (emit_insn_group_barriers): Special case gr_spill/gr_restore.
993 (process_set): Don't handle varargs spills.
994 * config/ia64/ia64.md (gr_spill): Accept cfa offset. Emit
995 .mem.offset here instead of in process_set.
996 (gr_restore): Likewise.
998 2000-08-11 Richard Henderson <rth@cygnus.com>
1000 * config/ia64/ia64.h (PROMOTE_MODE): Only extend to SImode.
1002 2000-08-11 Mark Elbrecht <snowball3@bigfoot.com>
1004 * gcc.texi (The Configuration File): Document
1005 COLLECT2_HOST_INITIALIZATION, GCC_DRIVER_HOST_INITIALIZATION, and
1006 UPDATE_PATH_HOST_CANONICALIZATION.
1008 2000-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1010 * c-parse.in (cast_expr): Avoid -Wstrict-prototype warnings for
1011 unprototyped function pointer casts on integer constants.
1013 2000-08-11 Laurynas Biveinis <lauras@softhome.net>
1015 * fixproto: Recognize DOS paths with drive letters as absolute paths.
1017 2000-08-11 Nathan Sidwell <nathan@codesourcery.com>
1019 * extend.texi (Volatiles): Fix typos.
1021 2000-08-11 Kazu Hirata <kazu@hxi.com>
1023 * flow.c: Fix formatting.
1025 2000-08-11 Richard Henderson <rth@cygnus.com>
1027 * reload.c (push_secondary_reload): When invoking a reload_{in,out}
1028 pattern, always allocate a tertiary scratch register.
1030 * config/alpha/alpha.md (reload_inqi): Use a DImode scratch.
1031 (reload_inhi): Likewise.
1033 2000-08-11 Richard Henderson <rth@cygnus.com>
1035 * function.c (put_reg_into_stack): Allow type to be NULL.
1036 (schedule_fixup_var_refs): Likewise.
1037 (gen_mem_addressof): Allow decl to be NULL.
1038 (put_addressof_into_stack): Likewise.
1040 * flow.c (merge_blocks_nomove): Be more careful about
1041 locating the beginning of block A.
1043 * combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED.
1045 Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
1050 * config.in: Reverted the check for <sched.h>.
1052 2000-08-10 Chris Demetriou <cgd@sibyte.com>
1054 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New
1055 macros define the name of CTOR and DTOR sections.
1056 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
1057 DTOR_LIST_END): Change to use attributes to specify
1059 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME,
1060 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
1061 DTOR_LIST_END): Same as in mips/elf.h.
1063 2000-08-10 Drew Moseley <dmoseley@redhat.com>
1065 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly
1066 disabling just crt0.o.
1068 2000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com>
1070 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork.
1071 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs.
1072 (EXTRA_SPECS): Add them.
1073 * arm/lib1funcs.asm: Support builds for interworking.
1074 Use macros to eliminate duplicated pieces of code.
1076 2000-08-10 Kazu Hirata <kazu@hxi.com>
1078 * h8300.c (expand_a_rotate): New.
1079 (emit_a_rotate): Likewise.
1080 (h8300_adjust_insn_length): Add support for the rotate insns.
1081 * h8300.md (rotlqi3): New.
1082 (*rotlqi3_1): Likewise.
1083 (rotlhi3): Likewise.
1084 (*rotlhi3_1): Likewise.
1085 (rotlhi3): Likewise.
1086 (*rotlhi3_1): Likewise.
1087 * h8300-proto.h: Add prototypes for expand_a_rotate and
1090 * h8300.c: Fix comment typos.
1091 (dosize): Declare the variable amount as unsigned.
1092 (get_shift_alg): Fix a comparison between signed and unsigned.
1093 (emit_a_shift): Likewise.
1094 (h8300_adjust_insn_length): Simplify the code.
1096 * c-decl.c: Fix formatting.
1098 2000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1100 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a
1101 warning about non-traditional numeric constant suffixes.
1103 * cppexp.c (parse_number): Likewise.
1105 * invoke.texi: (-Wtraditional): Document new behavior.
1107 Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
1109 * gthr-posix.h: Include auto-host.h. Conditionally include
1111 * configure.in: Check for the <sched.h> header file.
1112 * config.in: Added define for HAVE_SCHED_H.
1114 2000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1116 * c-typeck.c (process_init_element): For -Wtraditional, warn about
1117 initialization of unions.
1119 * invoke.texi (-Wtraditional): Document new behavior.
1121 2000-08-09 Zack Weinberg <zack@wolery.cumb.org>
1123 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
1124 instead of extra_c_flags.
1125 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
1126 * configure: Regenerate.
1127 * config.in: Regenerate.
1129 * cpperror.c (cpp_type2name): New function.
1130 * cpplex.c (lex_line): If we issued an error for an invalid
1131 preprocessing directive, discard that logical line.
1132 * cpplib.c (do_line): Call a hook function if the current file
1133 is renamed by #line.
1134 (do_ident): Pass the contents of the string, not the entire
1135 token, to the callback function.
1136 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
1137 (cb.rename_file): New hook function.
1138 (cb.ident): Adjust prototype.
1139 (cpp_type2name): Prototype.
1140 * cppmacro.c (dump_macro_args): Correct precedence lossage.
1142 * cppmain.c (cb_ident): Update for changed interface.
1143 (cb_rename_file): New function.
1144 (main): Set rename callback.
1146 2000-08-09 Alexandre Oliva <aoliva@redhat.com>
1148 * caller-save.c (mark_referenced_regs): Mark partially-overwritten
1149 multi-word registers.
1151 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
1153 * c-common.c (combine_strings, check_format_info): Refer to ISO C
1154 or ISO C89 instead of ANSI C.
1155 * c-decl.c (grokdeclarator, xref_tag, finish_struct,
1156 build_enumerator, do_case): Likewise.
1157 * c-lex.c (parse_float, yylex): Likewise.
1158 * c-parse.in: Likewise.
1159 * c-typeck.c (common_type, build_array_ref, build_binary_op,
1160 build_unary_op, pedantic_lvalue_warning, build_conditional_expr,
1161 build_c_cast, convert_for_assignment, set_init_index,
1162 set_init_label, c_expand_start_case): Likewise.
1163 * toplev.c (documented_lang_options, display_help): Likewise.
1165 2000-08-08 Kazu Hirata <kazu@hxi.com>
1167 * h8300.c: Fix formatting.
1168 * h8300.h: Likewise.
1169 * h8300.md: Likewise.
1170 (movsi_h8300hs): Fix formatting of the resulting assembly code.
1172 * reload1.c: Fix formatting.
1174 2000-08-08 Rodney Brown <RodneyBrown@mynd.com>
1176 * alpha/alpha.c (alpha_emit_xfloating_libcall):
1177 Use GEN_CALL_VALUE define.
1178 * alpha/alpha.md (untyped_call): Use GEN_CALL define.
1179 * clipper/clipper.md (untyped_call): Likewise.
1180 * dsp16xx/dsp16xx.md (untyped_call): Likewise.
1181 * fx80/fx80.md (untyped_call): Likewise.
1182 * mips/mips.md (untyped_call): Likewise.
1183 * ns32k/ns32k.md (untyped_call): Likewise.
1184 * pa/pa.md (untyped_call): Likewise.
1185 * romp/romp.md (untyped_call): Likewise.
1186 * sparc/sparc.md (untyped_call): Likewise.
1188 2000-08-08 Jason Eckhardt <jle@cygnus.com>
1190 * config/i860/i860.c (singlemove_string): Do not generate assembler
1191 pseudo instructions that must be expanded (that is, with signed
1192 constants larger than 16 bits).
1194 2000-08-08 Richard Henderson <rth@cygnus.com>
1196 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and
1197 PROP_AUTOINC at -O0. Don't collect alias info at -O0.
1198 (init_propagate_block_info): Don't kill memory stores at -O0.
1199 (mark_set_1, mark_used_regs): Likewise.
1201 2000-08-08 David Edelsohn <edelsohn@gnu.org>
1203 * rs6000.c (optimization_options): Decorate 'level' as
1205 (mask64_operand): Remove sign-extend thinko.
1206 (rldic_operand): New function.
1207 (load_multiple_operation): regno's are unsigned ints.
1208 (store_multiple_operation): Likewise.
1209 (lmw_operation): Likewise.
1210 (stmw_operation): Likewise.
1211 (includes_lshift_p): shift_mask is unsigned int.
1212 (includes_lshift64_p): New function.
1213 (addrs_ok_for_quad_peep): unsigned int reg1.
1214 (print_operand): Consistently add "else" after
1215 output_operand_lossage().
1216 (print_operand, case 'b'): Fold in case 'W'.
1217 (print_operand, case 'W'): Print rldic MB value.
1218 (output_epilogue): Update Objective-C language string.
1219 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned.
1220 * rs6000.h (PREDICATE_CODES): Add rldic_operand.
1221 * rs6000.md (ashldi3): Add rldic instruction.
1222 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE".
1223 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template
1226 2000-08-08 Richard Henderson <rth@cygnus.com>
1228 * config/ia64/ia64-protos.h: Remove duplicates. Update
1229 for massive code rearrangements.
1230 * config/ia64/ia64.c (ia64_arpfs_regno): Remove.
1231 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove.
1232 (ia64_local_regs, ia64_need_regstk): Remove.
1233 (ar_ccv_reg_operand): New.
1234 (ia64_gp_save_reg): New.
1235 (struct ia64_frame_info): Combine most of the size elements;
1236 add new gr save elements.
1237 (find_gr_spill): New.
1238 (next_scratch_gr_reg): New.
1239 (mark_reg_gr_used_mask): New.
1240 (ia64_compute_frame_size): Rewrite. Allocate special AR regs
1241 to GR backing store regs when possible.
1242 (ia64_initial_elimination_offset): New.
1243 (ia64_rap_fp_offset): Remove.
1244 (save_restore_insns): Remove.
1245 (setup_spill_pointers): New.
1246 (finish_spill_pointers): New.
1247 (spill_restore_mem): New.
1248 (do_spill, do_restore): New.
1249 (ia64_expand_prologue): Rewrite to use them.
1250 (ia64_expand_epilogue): Likewise.
1251 (ia64_direct_return): Update for current_frame_info changes.
1252 (ia64_function_prologue): Simplify .prologue emission. Emit
1254 (ia64_setup_incoming_varargs): Don't ever emit rtl.
1255 (ia64_dbx_register_number): New.
1256 (ia64_initialize_trampoline): New.
1257 (ia64_secondary_reload_class): Request GR_REGS for integer
1258 arithmetic destined for FR_REGS.
1259 (ia64_init_machine_status): Don't reset return_address_pointer_rtx.
1260 (ia64_mark_machine_status): Mark ia64_gp_save.
1261 (rws_access_regno): Rename from rws_access_reg; don't treat
1262 predicates specially.
1263 (rws_access_reg): New. Update all callers.
1264 (rtx_needs_barrier): Remove dead unspecs.
1265 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit.
1266 (ia64_encode_section_info): Silence signed/unsigned warnings.
1267 (spill_offset, sp_offset, spill_offset_emitted): Remove.
1268 (tmp_reg, tmp_saved): Remove.
1269 (process_set): Rewrite to expect complicated bits via
1270 REG_FRAME_RELATED_EXPR.
1271 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit
1272 in the use of ar.ccv; never set RTX_UNCHANGING_P.
1273 (ia64_expand_op_and_fetch): Likewise.
1274 (ia64_expand_compare_and_swap): Likewise.
1275 (ia64_expand_builtin): Likewise.
1276 * config/ia64/ia64.h (AR_UNAT_REGNUM): New.
1277 (FIRST_PSEUDO_REGISTER): Update.
1278 (AR_M_REGNO_P): Update.
1279 (FIXED_REGS): Don't mark three local registers as used.
1280 (EXTRA_CC_MODES): New.
1281 (SELECT_CC_MODE): New.
1282 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode.
1283 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates.
1284 (FRAME_GROWS_DOWNWARD): Unset.
1285 (STARTING_FRAME_OFFSET): Zero.
1286 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer.
1287 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function.
1288 (HARD_FRAME_POINTER_REGNUM): New.
1289 (CAN_DEBUG_WITHOUT_FP): Define.
1290 (TRAMPOLINE_TEMPLATE): Remove.
1291 (TRAMPOLINE_SIZE): Lower to 32.
1292 (TRAMPOLINE_ALIGNMENT): Lower to 64.
1293 (INITIALIZE_TRAMPOLINE): Defer to out of line function.
1294 (PREDICATE_CODES): Update.
1295 (struct machine_function): Add ia64_gp_save.
1296 * config/ia64/ia64.md: Purge unused unspecs.
1297 (movsi patterns): Allow moves to/from AR_M_REGS.
1298 (movdi patterns): Allow moves to/from p0.
1299 (call patterns): Move most setjmp hackery to ia64_gp_save_reg.
1300 (gr_spill, gr_restore): Indicate ar.unat read/written.
1301 (nonlocal_goto): Don't pass old frame_pointer.
1302 (nonlocal_goto_receiver): Remove.
1303 (exception_receiver): New.
1304 (builtin_setjmp_setup): New.
1305 (builtin_setjmp_receiver): New.
1306 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle.
1307 (__ia64_nonlocal_goto): Bundle. Don't kill r7.
1308 (__ia64_restore_stack_nonlocal): Likewise.
1309 (__ia64_trampoline): New.
1310 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line
1312 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline.
1314 2000-08-08 Richard Henderson <rth@cygnus.com>
1316 * frame.h (ia64_frame_state): Add my_psp.
1317 * libgcc2.c (ia64_throw_helper): Add throw_sp argument.
1318 (__throw): Pass it in. Don't clobber r7.
1319 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
1320 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
1321 and nothing to do with sp.
1322 (normalize_reg_loc): Use frame->my_psp.
1323 (frame_translate): Handle frame-pointer-less functions. Set
1324 spill_base correctly, in absence of being told.
1325 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
1326 (__ia64_backtrace_helper): New sp argument. Use
1327 builtin_return_address instead of label addresses.
1328 (print_record) [mem_stack_v]: No size member.
1330 2000-08-08 Richard Henderson <rth@cygnus.com>
1332 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes.
1334 2000-08-08 Richard Henderson <rth@cygnus.com>
1336 * tm.texi (LOCAL_REGNO): Document.
1337 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default.
1338 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers.
1339 * reload1.c (reload): Likewise when considering nonlocal labels.
1341 * config/ia64/ia64.h (LOCAL_REGNO): New.
1342 * config/sparc/sparc.h (LOCAL_REGNO): New.
1344 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
1346 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
1348 2000-08-07 Nick Clifton <nickc@redhat.com>
1350 * config/mips/mips.c: Fix compile time warning messages.
1351 * config/mips/mips-protos.h: Add prototype for equality_op.
1353 * mn10300.h (TARGET_SWITCHES): Document `-mam33'.
1355 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
1357 * mn10300.md: Use nonimmediate_operand instead of general_operand
1360 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
1362 2000-08-07 Alexandre Oliva <aoliva@redhat.com>
1364 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
1365 * sh.c (expand_block_move): Break long lines.
1366 (expand_ashiftrt, fpscr_set_from_mem): Likewise.
1367 * sh.md (mulsi3): Likewise.
1368 (movdi): Adjust spacing.
1370 2000-08-07 Richard Henderson <rth@cygnus.com>
1372 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P.
1373 * expr.c (emit_group_store): Don't set it.
1375 2000-08-07 Kazu Hirata <kazu@hxi.com>
1377 * invoke.texi (Options for Debugging Your Program or GCC): Remove
1378 duplicate entries for 'w' and 'z'.
1380 * flow.c: Fix a comment typo.
1382 Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
1384 * c-parse.in: Changed the language string for Objective-C to "GNU
1387 Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
1389 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes
1390 to improve the Posix thread support for Objective-C.
1392 2000-08-06 Joseph S. Myers <jsm28@cam.ac.uk>
1394 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
1395 CTI_UNSIGNED_PTRDIFF_TYPE.
1396 (signed_size_type_node): Define.
1397 (unsigned_ptrdiff_type_node): Define.
1398 * c-decl.c (init_decl_processing): Create the
1399 signed_size_type_node and unsigned_ptrdiff_type_node types.
1400 * c-common.c (T_SC): Define.
1403 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for
1404 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for
1406 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for
1407 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the
1408 flags for %c, %s and %[.
1409 (check_format_info): Only allow leniency for signedness of targets
1410 of character pointers (when pedantic) for formats flagged with
1411 "c", so for strings but not for %hh formats. When pedantic, don't
1412 allow character pointers to substitute for void pointers if a
1413 second level of indirection is present.
1415 2000-08-06 Kazu Hirata <kazu@hxi.com>
1417 * invoke.texi (Options for Debugging Your Program or GCC): Update
1418 the names of dump files.
1420 * h8300.c (dosize): Rearrange code for conciseness.
1421 (split_adds_subs): Likewise.
1423 * loop.c: Fix formatting.
1425 * dwarf2out.c: Fix formatting.
1427 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo.
1429 * expr.c: Fix formatting.
1431 2000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1433 * rs6000.c (rs6000_maybe_dead): Prototype.
1435 2000-08-06 Richard Henderson <rth@cygnus.com>
1437 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
1438 HAVE_nonlocal_goto as well.
1439 * config/i960/i960.md (nonlocal_goto): Don't do it here.
1440 * config/pj/pj.md (nonlocal_goto): Likewise.
1442 2000-08-07 Michael Hayes <mhayes@cygnus.com>
1444 * loop.c (try_swap_copy_prop): New function.
1445 (load_mems): Rename copies to load_copies and add new regset
1446 store_copies. Check for sets of shadow registers and mark
1447 in store_copies. Call try_swap_copy_prop for registers
1448 marked in store_copies.
1450 Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
1452 * objc/objc-act.c: New command line option -fconstant-string-class
1453 to allow specifying a user defined constant string class,
1454 different from NXConstantString.
1456 * toplev.c: Moved the Objective-C specific options to
1457 objc/lang-options.h.
1459 * objc/lang-options.h: Moved the Objective-C specific options from
1460 toplev.c. Added -fconstant-string-class.
1462 2000-08-05 Chris Demetriou <cgd@sibyte.com>
1464 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
1465 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
1466 __CTOR_LIST__ from func_ptr array to just func_ptr, to
1467 avoid extra alignment imposed on arrays.
1468 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
1469 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
1471 * mips.h: Clean up comments and spacing near MASKs.
1472 (TARGET_UNIX_ASM): Delete.
1473 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
1474 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
1477 2000-08-05 Joseph S. Myers <jsm28@cam.ac.uk>
1479 * c-common.c (print_char_table): Add entries for the X/Open '
1480 format flag (print decimals with locale's thousands grouping
1481 character). Make %C expect wint_t.
1482 (check_format_info): If pedantic, warn when the %n$ operand
1483 number form is used. Allow for the ' flag; warn about it if
1486 2000-08-05 Zack Weinberg <zack@wolery.cumb.org>
1488 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
1489 type is a float mode, cfun->decl's return type is not, and
1490 TARGET_FLOAT_RETURNS_IN_80387.
1492 2000-08-04 Andreas Schwab <schwab@suse.de>
1494 * cppmain.c (cb_def_pragma): Skip the first two tokens from the
1495 token list, which are always `#' and `pragma'.
1497 2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
1499 * tree.c (tree_expr_nonnegative_p): Move to...
1500 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
1501 (rtl_expr_nonnegative_p): New.
1502 * tree.h: Add prototype for rtl_expr_nonnegative_p.
1504 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
1505 CONST_DOUBLE_CHAIN: Move to...
1506 * rtl.h: ...here. Use XCINT/XCEXP.
1508 * Makefile.in: Remove toplev.o from OBJS. Add rule to make
1509 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
1510 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
1513 * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
1515 2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1517 * config/c4x/c4x.md (return_indirect_internal): New.
1518 * config/c4x/c4x.c (c4x_expand_epilogue): Use it.
1520 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
1522 * c-common.c (time_char_table): Mark up formats added in C99 and
1523 make other corrections. %D and %g were added in C99. %Og is an
1524 extension. %EX is permitted. %R, %T, %n, %r, %t were added in
1525 C99. %e was added in C99. %Oj is an extension. %G and %z are in
1526 C99 rather than GNU extensions, but %OG and %Oz are extensions.
1527 %h was added in C99. %C was added in C99. %OY and %OC are
1528 extensions. Add the C99 format %F.
1529 (check_format_info): If pedantic and not in C99 mode, warn for C99
1532 Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1534 * function.c (schedule_fixup_var_refs): New function, broken out
1535 of put_reg_into_stack.
1536 (put_reg_into_stack): Use it.
1537 (put_var_into_stack): In CONCAT case, fixup up references for
1538 components only after fixing up references to the whole concat.
1540 2000-08-04 Rodney Brown <RodneyBrown@pmsc.com>
1542 * alias.c (mark_constant_function): Use INSN_P.
1543 (init_alias_analysis): Likewise.
1544 * combine.c (combine_instructions): Use INSN_P.
1545 (can_combine_p): Likewise.
1546 (try_combine): Likewise.
1547 (distribute_notes): Likewise.
1548 (distribute_links): Likewise.
1549 * cse.c (cse_around_loop): Use INSN_P.
1550 (invalidate_skipped_block): Likewise.
1551 (cse_set_around_loop): Likewise.
1552 (cse_end_of_basic_block): Likewise.
1553 (delete_trivially_dead_insns): Likewise.
1554 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
1555 (unshare_all_rtl_1): Likewise.
1556 (next_cc0_user): Likewise.
1557 (try_split make_insn_raw): Likewise.
1558 (remove_unnecessary_notes): Likewise.
1559 * final.c (shorten_branches): Use INSN_P.
1560 (leaf_renumber_regs): Likewise.
1561 (leaf_renumber_regs_insn): Likewise.
1562 * flow.c (find_label_refs): Use INSN_P.
1563 (verify_wide_reg): Likewise.
1564 (notice_stack_pointer_modification): Likewise.
1565 (count_or_remove_death_notes): Likewise.
1566 (verify_flow_info): Likewise.
1567 (clear_log_links): Likewise.
1568 * function.c (fixup_var_refs_insns): Use INSN_P.
1569 (compute_insns_for_mem): Likewise.
1570 * gcse.c (alloc_gcse_mem): Use INSN_P.
1571 (compute_sets): Likewise.
1572 (compute_hash_table): Likewise.
1573 (classic_gcse): Likewise.
1575 (insert_insn_end_bb): Likewise.
1576 (delete_null_pointer_checks_1): Likewise.
1577 * global.c (expand_preferences): Use INSN_P.
1578 (build_insn_chain): Likewise.
1579 * graph.c (node_data): Use INSN_P.
1580 * haifa-sched.c (priority): Use INSN_P.
1581 (rm_line_notes): Likewise.
1582 (rm_other_notes): Likewise.
1583 (find_insn_reg_weight): Likewise.
1584 (init_target_units): Likewise.
1585 (schedule_block): Likewise.
1586 (compute_block_forward_dependences): Likewise.
1587 (debug_dependencies): Likewise.
1588 (set_priorities): Likewise.
1589 * integrate.c (function_cannot_inline_p): Use INSN_P.
1590 (save_parm_insns): Likewise.
1591 (copy_insn_list): Likewise.
1592 * jump.c (mark_all_labels): Use INSN_P.
1593 (never_reached_warning): Likewise.
1594 * lcm.c (optimize_mode_switching): Use INSN_P.
1595 * local-alloc.c (validate_equiv_mem): Use INSN_P.
1596 (memref_used_between_p): Likewise.
1597 (update_equiv_regs): Likewise.
1598 (block_alloc): Likewise.
1599 (no_conflict_p): Likewise.
1600 * loop.c (scan_loop): Use INSN_P.
1601 (find_and_verify_loops): Likewise.
1602 (count_loop_regs_set): Likewise.
1603 (loop_reg_used_before_p): Likewise.
1604 (strength_reduce): Likewise.
1605 (recombine_givs): Likewise.
1606 (check_dbra_loop): Likewise.
1607 (load_mems): Likewise.
1608 (try_copy_prop): Likewise.
1609 * print-rtl.c (print_rtx): Use INSN_P.
1610 * recog.c (find_single_use): Use INSN_P.
1611 * reg-stack.c (stack_regs_mentioned): Use INSN_P.
1612 (next_flags_user): Likewise.
1613 (swap_rtx_condition): Likewise.
1614 * regmove.c (mark_flags_life_zones): Use INSN_P.
1615 (optimize_reg_copy_1): Likewise.
1616 (optimize_reg_copy_2): Likewise.
1617 (optimize_reg_copy_3): Likewise.
1618 (reg_is_remote_constant_p): Likewise.
1619 (fixup_match_2): Likewise.
1620 (regmove_optimize): Likewise.
1621 (fixup_match_1): Likewise.
1622 * regrename.c (build_def_use): Use INSN_P.
1623 (replace_reg_in_block): Likewise.
1624 (consider_use): Likewise.
1625 * reload.c (find_equiv_reg): Use INSN_P.
1626 * reload1.c (reload): Use INSN_P.
1627 (maybe_fix_stack_asms): Likewise.
1628 (calculate_needs_all_insns): Likewise.
1629 (reload_as_needed): Likewise.
1630 (emit_output_reload_insns): Likewise.
1631 (delete_address_reloads_1): Likewise.
1632 (reload_cse_regs_1): Likewise.
1633 (reload_combine): Likewise.
1634 (reload_cse_move2add): Likewise.
1635 * reorg.c (redundant_insn): Use INSN_P.
1636 (dbr_schedule): Likewise.
1637 * resource.c (find_dead_or_set_registers): Use INSN_P.
1638 (mark_target_live_regs): Likewise.
1639 * rtlanal.c (reg_used_between_p): Use INSN_P.
1640 (reg_referenced_between_p): Likewise.
1641 (reg_set_between_p): Likewise.
1642 (reg_set_p): Likewise.
1643 (single_set): Likewise.
1644 (multiple_sets): Likewise.
1645 (find_last_value): Likewise.
1646 (reg_set_last): Likewise.
1647 (find_reg_note): Likewise.
1648 (find_regno_note): Likewise.
1649 * sibcall.c (sequence_uses_addressof): Use INSN_P.
1650 * simplify-rtx.c (cselib_process_insn): Use INSN_P.
1651 * ssa.c (find_evaluations): Use INSN_P.
1652 (rename_block): Likewise.
1653 (rename_equivalent_regs): Likewise.
1654 * unroll.c (loop_find_equiv_value): Use INSN_P.
1655 (set_dominates_use): Likewise.
1656 * varasm.c (mark_constant_pool): Use INSN_P.
1657 (mark_constants): Likewise.
1658 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
1659 (alphaev4_next_group): Likewise.
1660 (alphaev5_next_group): Likewise.
1661 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
1662 (c4x_rptb_rpts_p): Likewise.
1663 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
1664 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
1665 (rs6000_adjust_priority): Likewise.
1666 * config/sh/sh.c (sh_loop_align): Use INSN_P.
1667 (machine_dependent_reorg): Likewise.
1668 (split_branches): Likewise.
1669 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
1671 Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com)
1673 * combine.c (recog_for_combine): Remove the old notes
1674 prior to attempting to recognize the new pattern.
1675 (distribute_notes): Ignore REG_NONNEG notes.
1677 2000-08-04 Chandrakala Chavva <cchavva@redhat.com>
1679 * varasm.c (output_constructor): Add .align 0 for packed vars.
1681 2000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1683 * configure.in: Use default thread_file even when enable_threads is
1684 yes or dce because hpux10.20 pa port uses MULTILIB implementation.
1685 * configure: Rebuilt.
1687 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
1689 2000-08-04 Donn Terry (donnte@microsoft.com)
1691 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
1693 2000-08-04 Mark Elbrecht <snowball3@bigfoot.com>
1695 * i386/x-djgpp: Delete code that conditionally modifies target_alias.
1696 Delete code that conditionally modifies 'version'.
1697 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
1698 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
1699 * gcc.c (main): Use it.
1700 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
1701 * prefix.c (update_path): Use it.
1702 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
1703 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
1704 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
1706 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
1707 (SUBTARGET_SWITCHES): Adjust.
1708 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
1710 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
1712 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
1714 * c-common.h (flag_isoc94): Declare.
1715 * c-decl.c (flag_isoc94): Define.
1716 (c_decode_option): Set flag_isoc94 as appropriate.
1717 * c-common.c (T_PD, T_IM, T_UIM): Define.
1718 (format_char_info): Add tlen and jlen.
1719 (print_char_table): Add entries for %t and %j. Allow %zn. Allow
1721 (scan_char_table): Add entries for %t and %j. Allow %F. Allow
1723 (time_char_table): Add NULL entries for %t and %j.
1724 (check_format_info): Allow for %t and %j. Warn for %F if pedantic
1725 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
1726 Warn for printf %lf if pedantic and not C99. Don't warn for empty
1727 precision. Allow precision argument to be unsigned int. If
1728 pedantic, warn for %p passed an argument not a pointer to possibly
1729 qualified void or a possibly qualified character type, and for
1730 pointer targets of the wrong sign, except for character pointers.
1732 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
1734 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
1735 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
1736 (wint_type_node): Define.
1737 * c-decl.c (WINT_TYPE): Define.
1738 (init_decl_processing): Create the wint_type_node type.
1739 * c-common.c (T_WI): Define.
1740 (print_char_table): Use T_WI for %lc format.
1742 2000-08-04 Bruce Korb <bkorb@gnu.org>
1744 * fixinc/: Verified that the MSDOS patch does not break
1745 the UNIX functionality and applied the next three patches
1748 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
1750 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
1751 output file with the temporary one by appending ".X" to generate
1752 the temporary fuile's name. If the output file already has an
1753 extension, replace it with ".X".
1755 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
1756 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
1757 reallocate the command buffer while copying the command-line
1758 argument. Redirect the output directly to the temporary file,
1759 instead of going through another temporary file.
1760 (process): Close the temporary file before unlinking it.
1761 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
1762 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
1763 (run_compiles): Pass p_fixd argument to machine_matches, as it
1766 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
1767 environment, assume there are no symlinks in the include
1768 directory. When cleaning up the DONE files, look for them
1769 case-insensitively. Don't try to remove symlinks if they aren't
1772 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
1773 all callers changed. Declare pz "const char *", to avoid compiler
1776 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
1777 Change prototype of make_raw_shell_str.
1779 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
1781 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
1782 (initialize) [__MSDOS__]: Use tempnam.
1783 (initialize): Don't use SIGPIPE if it is not defined.
1785 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
1788 2000-07-25 Bruce Korb <bkorb@gnu.org>
1790 * fixinc/fix*.[ch]: substantially reworked to make it possible
1791 to run this program without using fork(2) or pipe(2) (i.e. in
1794 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
1796 * cppdefault.h (WINT_TYPE): Define.
1797 * cppinit.c (builtin_array): Define __WINT_TYPE__.
1798 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
1799 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
1801 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
1803 * (mips_legitimate_address_p): Don't allow register+offset
1804 if the offset is large and negative, and we are compiling
1805 for 64 bit registers.
1807 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1809 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
1810 insn_code_number + 1.
1812 2000-08-04 Kazu Hirata <kazu@hxi.com>
1814 * h8300.c (function_prologue): Rearrange code for conciseness.
1815 (function_epilogue): Likewise.
1816 * h8300.h (OK_FOR_U): Fix formatting.
1818 * cse.c: Fix a comment typo. Fix formatting.
1820 2000-08-03 Richard Henderson <rth@cygnus.com>
1822 * config/i386/i386.md (return_indirect_internal): New.
1823 * config/i386/i386.c (ix86_expand_epilogue): Use it.
1825 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
1827 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
1829 (lex_line): Glue @ onto the beginning of identifiers and
1830 string constants, in Objective-C mode.
1831 (output_token, spell_token): Handle CPP_OSTRING.
1832 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
1833 beginning of a NAME or a STRING, in objc mode.
1835 * cpplib.c (get_define_node): Do not permit identifiers that
1836 begin with @ to be #defined.
1837 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
1838 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
1840 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
1841 * c-tree.h (build_objc_string): Delete prototype.
1842 * objc/objc-tree.def: Delete OBJC_STRING_CST.
1843 * c-lex.c (yylex): Use build_string for all three kinds of strings.
1845 * c-parse.in, objc/objc-act.c: Update commentary.
1847 2000-08-03 Mark Mitchell <mark@codesourcery.com>
1849 * extend.texi: Fix typo in last change.
1851 * extend.texi: Add commentary on statement-expressions and their
1852 interactions with C++.
1854 2000-08-03 Nick Clifton <nickc@cygnus.com>
1856 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
1857 * dwarf.h (LANG_JAVA): Change value to 0x000b.
1859 2000-08-03 Anthony Green <green@cygnus.com>
1861 * dwarf2out.c (gen_compile_unit_die): Add java language support.
1862 (add_bound_info): Check for java language.
1863 (is_java): New function.
1864 * dwarfout.c (output_compile_unit_die): Ditto.
1865 * dwarf.h (dwarf_source_language): Add java source language type.
1866 * dwarf2.h (dwarf_source_language): Ditto.
1868 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
1870 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
1873 * i386.c (ix86_expand_branch): Mode of comparison in
1874 IF_THEN_ELSE is VOIDmode.
1876 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
1878 * gengenrtl.c, rtl.c: Avoid #elif.
1880 2000-08-03 Michael Poole <poole@troilus.org>
1882 * tm.texi (Register Classes): Clarify order of sub-initializers
1883 in REG_CLASS_CONTENTS.
1885 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1887 From SAITOH Masanobu:
1888 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
1890 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
1892 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
1893 is not supported by tradcpp and isn't actually needed for cygwin.
1895 2000-08-03 Kazu Hirata <kazu@hxi.com>
1897 * h8300.c: Fix a comment typo.
1898 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
1900 * jump.c: Fix formatting.
1902 * toplev.c: Fix formatting.
1904 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
1906 * flow.c (find_auto_inc): Verify that we've got a REG before
1907 peeking at its regno. Fail, don't abort if we can't find
1908 the increment of the desired register.
1910 * pa.md (shadd height reduction patterns/splitters): Remove.
1912 2000-08-02 Jim Wilson <wilson@cygnus.com>
1914 * config/ia64/ia64-protos.h (flag_ssa): Declare.
1915 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
1917 2000-08-02 Mark Mitchell <mark@codesourcery.com>
1919 * dce.c: Remove all uses of assert.
1920 * dwarf2out.c: Likewise.
1921 * dwarfout.c: Likewise.
1924 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
1926 * gcc.h (lang_specific_driver): Constify second argument.
1927 * gcc.c (translate_options, process_command, main): Likewise.
1928 Constify variables to match. Cast second argument to
1931 * cppspec.c, gccspec.c: Adjust type of second argument to
1932 lang_specific_driver, and update code as necessary.
1934 2000-08-02 Jakub Jelinek <jakub@redhat.com>
1936 * loop.c (scan_loop): Ensure update_end label does not
1937 go away until reg_scan_update is run.
1939 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
1941 * c-common.h: Prototype min_precision and c_build_qualified_type here...
1942 * c-tree.h: ... not here.
1943 * errors.h: Prototype fancy_abort.
1945 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
1946 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
1947 * regrename.c (regrename_optimize): Make control flow explicit.
1948 (replace_reg_in_block): Initialize reg_use to 0.
1950 * i386.c (legitimate_address_p): Rename error label to
1951 report_error to avoid namespace clash.
1953 2000-08-02 Kazu Hirata <kazu@hxi.com>
1955 * fold-const.c: Fix formatting.
1957 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
1959 * i386.c (legitimate_address_p): Accept other bases than
1960 pic_offset_table_rtx for GOTOFF constructs.
1962 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
1964 * i386.md (shift to lea splitter): Use const_int_operand.
1966 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
1968 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
1969 cppspec.c: Do not use 'legal' or 'illegal' in error messages
1972 * cppmain.c (cb_define, cb_undef): Don't generate any output
1973 if not done_initializing.
1974 * cpplex.c (maybe_paste_with_next): When the token after a ##
1975 is an omitted rest argument, only delete the token before it
1976 if that token is a comma. Do not warn about bogus token
1977 pastes for , ## rest_arg.
1980 * cpp.1: Regenerate.
1982 2000-08-02 Fred Fish <fnf@be.com>
1984 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
1985 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
1988 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
1989 Be directories to search path.
1991 Remove support for __declspec(dllimport) and __declspec(dllexport).
1992 This is leftover cruft from the earlier BeOS gcc port when BeOS
1993 used Microsoft's PE object file format.
1994 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
1995 * config/i386/t-beos (winnt.o): Remove Makefile frag.
1996 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
1997 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
1998 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
1999 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
2000 (REDO_SECTION_INFO_P): Remove.
2001 (ASM_EXPORT_DECL): Remove.
2002 (ASM_DECLARE_FUNCTION_NAME): Remove.
2003 (ASM_DECLARE_OBJECT_NAME): Remove.
2004 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
2005 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
2006 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
2007 (STRIP_NAME_ENCODING): Remove.
2009 Remove support for obsolete version of BeOS that is no longer
2011 * configure.in (i*86-*-beospe*): Remove.
2012 * config/i386/beos-pe.h: Remove.
2014 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
2015 Mark Mitchell <mark@codesourcery.com>
2017 * Makefile.in (OBJS): Added dce.o.
2018 (ssa.o): Updated target to include ssa.h.
2020 (toplev.o): Likewise.
2021 (dce.o): Created target.
2022 * basic-block.h: Added comments.
2023 (INVALID_BLOCK): Added definition.
2024 (connect_infinite_loops_to_exit): Added declaration.
2025 Moved SSA declarations to ssa.h.
2026 * flow.c: Added inclusion of ssa.h.
2027 (struct depth_first_search_dsS, depth_first_search_ds):
2029 (compute_immediate_postdominators): Added definition.
2030 (connect_infinite_loops_to_exit): Likewise.
2031 (flow_dfs_compute_reverse_init): Likewise.
2032 (flow_dfs_compute_reverse_add_bb): Likewise.
2033 (flow_dfs_compute_reverse_execute): Likewise.
2034 (flow_dfs_compute_reverse_finish): Likewise.
2035 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
2036 (LABEL_P): Added definition.
2039 (BARRIER_P): Likewise.
2040 (JUMP_TABLE_DATA_P): Likewise.
2041 (INSN_DEAD_CODE_P): Likewise.
2042 * ssa.c: Replaced inclusions with ssa.h inclusion.
2043 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
2044 (rename_registers): Removed unnecessary variables.
2045 * ssa.h: Created by moving declarations from ssa.c and
2047 * timevar.def: Defined TV_DEAD_CODE_ELIM.
2048 * toplev.c: Added ssa.h inclusion.
2049 (dump_file_index): Added DFI_dce.
2050 (dump_file): Added "dce" entry.
2052 (f_options): Added dce entry.
2053 * invoke.texi: Document -fdce. Emphasize experimental status of
2057 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
2059 * cpperror.c (v_message): Split into _cpp_begin_message and
2060 v_message macro. All callers updated.
2061 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
2064 * cppfiles.c (cpp_syshdr_flags): New function.
2065 (read_include_file): Don't call cpp_output_tokens. Call
2067 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
2068 (cpp_reader_init): Don't initialize token_buffer. Call
2069 _cpp_init_internal_pragmas.
2070 (cpp_cleanup): Don't clear token_buffer.
2071 (cpp_start_read): Don't worry about output from -D processing.
2072 Don't call cpp_output_tokens.
2073 (cpp_finish): Don't dump macros here. Don't call
2075 * cppmacro.c (_cpp_dump_definition): Rename
2076 cpp_dump_definition. Write directly to a FILE *.
2077 (dump_funlike_macro): Delete.
2078 (dump_macro_args): New.
2080 * cpplex.c (TOKEN_LEN): Convert to inline function.
2081 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
2082 cpp_scan_line, _cpp_dump_list): Delete.
2083 (cpp_printf, cpp_output_list): New.
2084 (output_line_command): Don't worry about entering or leaving files.
2085 (cpp_scan_buffer): Just output each token as we hit it.
2086 (process_directive): Don't call cpp_output_tokens.
2087 (_cpp_glue_header_name): Don't use token_buffer.
2088 (output_token, dump_param_spelling): Write directly to a FILE *.
2090 * cpplib.c (pass_thru_directive, dump_macro_name,
2091 pragma_dispatch, do_pragma_gcc): Delete.
2092 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
2093 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
2095 (do_error, do_warning, pragma_dependency): Call
2096 _cpp_begin_message, then cpp_output_list.
2097 (cpp_register_pragma, cpp_register_pragma_space,
2098 _cpp_init_internal_pragmas): New.
2099 (do_pragma): Walk the pragmas table here.
2100 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
2101 do_pragma_dependency): Return void.
2102 (do_pragma_implementation): Moved to cppmain.c.
2104 * cpplib.h: Update prototypes.
2105 (struct cpp_reader): Remove printer, token_buffer,
2106 token_buffer_size, and limit. Add struct cb, and pragmas.
2107 (struct cpp_printer): Remove last_id and written.
2108 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
2109 CPP_ADJUST_WRITTEN): Delete.
2110 * cpphash.h: Update prototypes.
2111 (ufputs): New wrapper.
2113 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
2114 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
2115 (main): Set up callbacks. Register #pragma implementation.
2116 Dump macros from here.
2118 2000-08-01 Geoff Keating <geoffk@cygnus.com>
2120 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
2121 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
2122 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
2123 insns if they have a REG_MAYBE_DEAD note attached.
2124 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
2125 (rs6000_emit_load_toc_table): TOC loads may go dead.
2127 2000-08-01 Jim Wilson <wilson@cygnus.com>
2129 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
2130 type exists before using it. Use number of words as alignment
2132 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
2133 ia64_va_arg): Propagate ia64_function_args changes here.
2135 2000-08-01 Richard Henderson <rth@cygnus.com>
2137 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
2138 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2140 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
2142 From Joern Rennecke:
2143 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
2144 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
2145 unless TARGET_SH3E is set.
2146 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
2148 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
2149 (ashlsi3_std): New pattern.
2150 (ashlsi3 expander): Use it for TARGET_SH3.
2151 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
2153 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
2155 * loop.c (canonicalize_condition): Use destination, not source to
2156 determine SET's mode.
2158 2000-07-31 Mark Mitchell <mark@codesourcery.com>
2160 * flow.c (clear_log_links): Fix typo.
2162 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
2164 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
2165 on targets which need more than one insn for a compare/cbranch
2168 2000-07-31 Jim Wilson <wilson@cygnus.com>
2170 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
2171 when computing offset.
2173 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
2175 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
2177 2000-07-31 Geoff Keating <geoffk@cygnus.com>
2179 * flow.c (clear_log_links): Nuke global_live_at_start and
2180 global_live_at_end data, since if the log_links stuff is invalid
2181 so is global_live_at_*.
2183 2000-07-31 Richard Henderson <rth@cygnus.com>
2185 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
2187 2000-07-31 Jakub Jelinek <jakub@redhat.com>
2189 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
2190 (_cpp_get_token): Don't macro expand a just pasted token if it
2191 was pasted at no_expand_level.
2193 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
2195 * cppmacro.c (find_param, count_params, save_expansion):
2196 Permit 'defined' as a macro parameter name.
2198 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
2200 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
2201 xcpp to cpp throughout.
2202 (native): Remove unnecessary dependency on cpp.
2204 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
2205 tradcpp to tradcpp0.
2206 (.i spec): Add missing output-file spec to cc1 command line.
2207 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
2209 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
2211 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
2212 (implicit_decl_warning): New function.
2213 (implicitly_declare): Use it.
2214 * c-typeck.c (build_external_ref): Use implicit_decl_warning
2215 to complain about implicit decls of builtins.
2217 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
2218 based on pedantic && flag_isoc99, if not already set.
2219 * c-tree.h: Declare mesg_implicit_function_declaration.
2220 Prototype implicit_decl_warning.
2222 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
2224 * Makefile.in (ssa.o): Updated header files in dependences.
2225 * basic-block.h: Added compute_immediate_postdominators declaration.
2226 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
2228 * flow.c (compute_immediate_dominators): Updated comment.
2229 (compute_immediate_postdominators): Added definition.
2230 * rtl.h (HARD_REGISTER_P): Added definition.
2231 * ssa.c: Include additional header files.
2232 (assert): Added definition.
2233 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
2234 include select hard registers.
2235 (ssa_rename_to_insert): Likewise.
2236 (ssa_rename_from_initialize): Likewise.
2237 (ssa_rename_from_lookup): Likewise.
2238 (original_register): Likewise.
2239 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
2240 include select hard reigsters.
2241 (ssa_rename_from_traverse): Likewise.
2242 (ssa_rename_from_free): Likewise.
2243 (ssa_rename_from_print): Likewise.
2244 (ssa_rename_from_print_1): Likewise.
2245 (ssa_rename_from_hash_function): Likewise.
2246 (ssa_rename_from_equal): Likewise.
2247 (ssa_rename_from_delete): Likewise.
2248 (simplify_to_immediate_dominators): Removed in favor of
2249 flow.c:compute_immediate_dominators.
2250 (find_evaluations_1): Modified to work with hard registers.
2251 (insert_phi_node): Likewise.
2252 (insert_phi_nodes): Likewise.
2253 (struct rename_set_data): Updated prev_reg comment.
2254 (create_delayed_rename): Modified to work with hard registers.
2255 (RENAME_NO_RTX): Updated comment.
2256 (apply_delayed_renames): Modified to work with hard registers.
2257 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
2258 (rename_block): Updated to use revised ssa_rename_to interface.
2259 (rename_registers): Updated to use revised ssa_rename_to and
2260 ssa_rename_from interface.
2261 (convert_to_ssa): Revised to use compute_immediate_dominators and
2262 deal with hard registers.
2263 (make_regs_equivalent_over_bad_edges): Modified to work with hard
2264 registers. Added check for illegal unification of hard register.
2265 (make_equivalent_phi_alternatives_equivalent): Modified to work
2266 with hard registers.
2267 (compute_conservative_reg_partition): Likewise.
2268 (coalesce_if_unconflicting): Modified to work with hard registers
2269 and check for conflicting hard registers.
2270 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
2272 (rename_equivalent_regs_in_insn): Modified to work with hard
2274 (record_canonical_element_1): Added definition.
2275 (check_hard_regs_in_partition): Added definition.
2276 (convert_from_ssa): Added data structure deallocation and check
2277 for illegal hard register unification.
2278 (conflict_hard_regs_p): Added definition.
2279 * toplev.c (rest_of_compilation): Added comment.
2281 2000-07-31 Anthony Green <green@redhat.com>
2283 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
2285 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
2287 * builtins.c (expand_builtin_apply): Don't defer pop during
2290 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2292 * calls.c (combine_pending_stack_adjustment_and_call): Only use
2293 preferred_unit_stack_boundary when it is > 1.
2295 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
2297 * c-common.c (init_function_format_info): Add C99 format functions
2300 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
2301 void' or 'register void' as being the special case of 'void' alone
2302 in a parameter list.
2304 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
2305 discarding qualifiers into a plain warning.
2307 2000-07-31 Kazu Hirata <kazu@hxi.com>
2309 * combine.c: Fix formatting.
2311 * h8300.md: Fix formatting.
2313 * local-alloc.c: Fix formatting.
2315 * h8300.c (get_shift_alg): Remove the variable alg.
2316 (emit_a_shift): Rearrange code to improve readability.
2318 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
2320 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
2321 HImode on all architectures and a combination of HImode and SImode
2322 on H8/300H and H8/S.
2324 * h8300.c (split_adds_subs): Rearrange code for conciseness.
2326 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
2328 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
2331 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
2333 * recog.c (extract_insn): Set operand_mode according to
2334 operand if match_operand is VOIDmode.
2336 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
2338 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
2340 2000-07-31 Geoff Keating <geoffk@cygnus.com>
2342 * c-parse.in (extdefs): Call ggc_collect between external
2345 2000-07-30 Michael Hayes <mhayes@cygnus.com>
2346 Richard Henderson <rth@cygnus.com>
2348 * Makefile.in (OBJS): Add doloop.o.
2349 * doloop.c: New file.
2351 * final.c (insn_current_reference_address): Return 0 before final.
2352 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
2353 * jump.c (any_uncondjump_p): Likewise.
2354 * loop.c (indirect_jump_in_function): Make static.
2355 (strength_reduce): Call doloop_optimize.
2356 (insert_bct, instrument_loop_bct): Remove.
2357 * loop.h (doloop_optimize): Prototype.
2358 * recog.c (split_all_insns): Split all INSN_P.
2359 * toplev.c (flag_branch_on_count_reg): Default on.
2361 * config/c4x/c4x.c (c4x_optimization_options): Don't set
2362 flag_branch_on_count_reg.
2363 * config/i386/i386.c (override_options): Likewise.
2364 * config/rs6000/rs6000.c (optimization_options): Likewise.
2366 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
2368 (dbra_ge): Remove, as well as all it's splitters.
2370 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
2373 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
2374 (ia64_register_move_cost): Declare.
2375 * config/ia64/ia64.c (ar_lc_reg_operand): New.
2376 (struct ia64_frame_info): Add ar_size.
2377 (ia64_compute_frame_size): Set it.
2378 (save_restore_insns): Save and restore ar.lc.
2379 (ia64_register_move_cost): New, moved from header file. Handle
2380 application registers.
2381 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
2382 (emit_insn_group_barriers): Special case doloop_end_internal.
2383 (ia64_epilogue_uses): Mark ar.lc live at end.
2384 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
2385 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
2386 (FIRST_PSEUDO_REGISTER): Make room.
2387 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
2388 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
2389 (REG_ALLOC_ORDER): Update.
2390 (HARD_REGNO_MODE_OK): Update.
2391 (REGISTER_NAMES): Update.
2392 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
2393 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
2394 (REGNO_REG_CLASS): Update.
2395 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
2396 (REGISTER_MOVE_COST): Move out of line.
2397 (PREDICATE_CODES): Update.
2398 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
2399 (addsi3_plus1_alt, adddi3_plus1_alt): New.
2400 (shladd_elim splitter): Allow constants in the predicate.
2401 (doloop_end, doloop_end_internal): New.
2403 2000-07-30 Richard Henderson <rth@cygnus.com>
2405 * genattrtab.c (struct insn_def): Add lineno member.
2406 (struct insn_ent): Likewise.
2407 (struct attr_desc): Likewise.
2408 (struct delay_desc): Likewise.
2409 (struct function_unit_op): Likewise.
2410 (struct function_unit): Likewise.
2411 (check_attr_value): Use message_with_line.
2412 (check_defs): Likewise.
2413 (expand_units): Likewise.
2414 (check_attr_test): Take a lineno argument.
2415 (gen_attr): Likewise.
2416 (gen_insn): Likewise.
2417 (gen_delay): Likewise.
2418 (gen_unit): Likewise.
2419 (main): Give it to them.
2420 (convert_set_attr_alternative): Take an insn_def argument
2421 instead of num_alt and insn_index.
2422 (convert_set_attr): Likewise.
2423 (write_test_expr): Protect INSN_ADDRESSES load
2424 with INSN_ADDRESSES_SET_P.
2426 2000-07-30 Richard Henderson <rth@cygnus.com>
2428 * flow.c (init_propagate_block_info): Use pc_set.
2430 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
2432 * i386.md (*lea_general_[123]) New insns and splits.
2433 (addsi3 to lea splitter): Handle other modes too.
2434 (shlsi3 to lea splitter): Likewise.
2435 (addhi_1_lea, shlhi_1_lea): New patterns.
2436 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
2438 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
2440 * recog.c (general_operand, nonimmediate_operand): Accept
2441 any mode for VOIDmode CONSTANT_P operands.
2443 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
2445 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
2446 instead of replace_rtx.
2447 * recog.c (validate_replace_rtx_subexp): New function.
2448 * recog.h (validate_replace_rtx_subexp): Declare.
2450 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
2452 * combine.c (simplify_set, make_extraction, make_compound_operation
2453 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
2454 as force_to_mode argument.
2456 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
2458 * combine.c (if_then_else_cond): Be sure that mode fits in
2461 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
2463 * combine.c (record_promoted_value): Allow bitsize of mode
2464 to be equivalent to HOST_BITS_PER_WISE_INT.
2466 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
2468 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
2469 Do not call gen_mode_alignment when mode is BLKmode.
2471 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
2473 * loop.c (express_from_1): Fix call of simplify_gen_binary.
2475 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
2477 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
2478 VOIDmode implies both operands to be VOIDmode.
2479 (simplify_ternary_operation): Compute properly the mode of comparison.
2480 * combine.c (combine_simplify_rtx): Likewise.
2482 2000-07-25 Michael Hayes <mph@paradise.net.nz>
2484 * basic-block.h (struct loops): New field rc_order.
2485 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
2486 (flow_loops_free): Free rc_order.
2487 (flow_depth_first_order_compute): New parameter rc_order.
2488 (flow_loops_find): Allocate rc_order and swap usage with
2491 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2492 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2494 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
2495 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
2496 (nodb_call, return_from_epilogue): Likewise.
2497 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
2498 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
2499 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
2500 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
2501 (c4x_valid_type_attribute_p): Likewise.
2502 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
2503 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
2505 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2507 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
2508 and loadhi_big_constant if applicable.
2509 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
2510 and add new splitter.s
2512 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2514 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
2516 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2518 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
2520 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2522 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
2524 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2526 * config/c4x/libgcc.S (divqf3): Improve accuracy.
2528 2000-07-27 Mark Mitchell <mark@codesourcery.com>
2530 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
2531 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
2532 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
2533 (get_prev_bb_note): Likewise.
2534 (remove_scope_notes): Likewise.
2535 * flow.c (commit_one_edge_insertion): Likewise.
2536 (merge_blocks_nomove): Likewise.
2537 (verify_flow_info): Likewise.
2538 * gcse.c (insert_insn_end_bb): Likewise.
2539 * reg-stack.c (emit_swap_insn): Likewise.
2540 * ssa.c (first_insn_after_basic_block_note): New function.
2541 (insert_phi_node): Use it.
2542 (rename_block): Likewise.
2543 (eliminate_phi): Likewise.
2544 (make_regs_equivalent_over_bad_edges): Likewise.
2545 (make_equivalent_phi_alternatives_equivalent): Likewise.
2546 (for_each_successor_phi): Likewise.
2547 (convert_from_ssa): Modify phi-node deletion algorithm.
2549 2000-07-29 Andreas Jaeger <aj@suse.de>
2551 * configure.in (mips*-*-linux*): Use mips*el to check for little
2552 endian MIPS, add tmake_file.
2554 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
2555 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
2556 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
2558 2000-07-28 Richard Henderson <rth@cygnus.com>
2560 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
2561 Sign extend mode size before negating.
2563 2000-07-28 Richard Henderson <rth@cygnus.com>
2565 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
2567 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
2569 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
2570 (cse_insn): Likewise.
2571 (addr_affects_sp_p): Likewise.
2572 * expr.c (move_by_pieces): Likewise.
2573 (clear_by_pieces): Likewise.
2574 * gcse.c (oprs_unchanged_p): Likewise.
2575 * haifa-sched.c (sched_analyze_2): Likewise.
2576 * recog.c (offsettable_address_p): Likewise.
2577 * regclass.c (record_address_regs): Likewise.
2578 * reload.c (find_reusable_reload): Likewise.
2579 (push_reload): Likewise.
2580 (operands_match_p): Likewise.
2581 (decompose): Likewise.
2582 (find_reloads_address_1): Likewise.
2583 (find_inc_amount): Likewise.
2584 * reload1.c (elimination_effects): Likewise.
2585 * resource.c (mark_set_resources): Likewise.
2586 * flow.c (attempt_auto_inc): New function; mostly broken out
2588 (find_auto_inc): Split into two functions and enhanced to
2589 generate POST_MODIFY.
2590 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
2591 * rtl.h (count_all_occurrences): Declare.
2592 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
2594 * rtlanal.c (count_all_occurrences): New function.
2595 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
2596 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
2598 * config/ia64/ia64-protos.h (destination_operand): Declare.
2599 * config/ia64/ia64.c (destination_operand): New function.
2600 (ia64_print_operand): Handle POST_MODIFY.
2601 (rtx_needs_barrier): Likewise.
2602 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
2603 (HAVE_POST_MODIFY_REG): Define to 1.
2604 (MAX_REGS_PER_ADDRESS): Change to 2.
2605 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
2606 (LEGITIMATE_ADDRESS_REG): New helper macro.
2607 (LEGITIMATE_ADDRESS_DISP): Likewise.
2608 (PREDICATE_CODES): Add entry for destination_operand.
2609 * config/ia64/ia64.md (all mov patterns): Use destination_operand
2610 predicate for operand 0.
2612 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2614 * dwarf2out.c: Indent #error directive.
2616 * gbl-ctors.h: Fix typo in comment.
2617 (__do_global_ctors): Prototype.
2619 * gcse.c (record_one_set, pre_delete): Remove unused variables.
2621 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
2622 (print_operand): Initialize variable `t'.
2624 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
2626 * config/arm/arm.md ("call_value"): removed constraints.
2627 Constraints are ignored in expanders.
2628 (*call_value_reg): split =rf into various constraints.
2629 (*call_value_mem): same
2630 (*call_value_symbol): same
2631 (*sibcall_value_insn): same
2633 2000-07-28 Philipp Thomas <pthomas@suse.de>
2635 * install.texi (--enable-nls): Change the description of the NLS
2636 related configure options to match the current state.
2637 (--with-included-gettext): Likewise.
2638 (--enable-maintainer-mode): New description added.
2639 * extend.texi (-fstrict-prototype): Add missing '.'.
2641 2000-07-27 Jim Wilson <wilson@cygnus.com>
2643 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
2644 DECL_INITIAL (decl) == NULL_TREE.
2646 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
2648 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
2649 on insn-attr.h with it.
2650 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
2651 * insn-addr.h: New header.
2652 (insn_addresses_): Renamed from insn_addresses.
2653 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
2654 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
2655 INSN_ADDRESSES_NEW): New macros.
2656 * genattrtab.c (write_test_expr): Use new macros.
2657 * final.c (insn_addresses, init_insn_lengths): Likewise.
2658 (align_fuzz, shorten_branches): Likewise.
2659 (final): Likewise. Do not reject new insns if their addresses
2660 have been added to INSN_ADDRESSES.
2661 * config/arm/arm.c, config/avr/avr.c: Use new macros.
2662 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
2663 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
2664 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
2665 * config/sh/sh.c: Likewise.
2666 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
2668 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
2670 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
2672 * gcc.c (struct prefix_list): Add member priority.
2673 (enum path_prefix_priority): Declare.
2674 (add_prefix): Replace ``first'' with ``priority''. Append new
2675 entry but keep list in priority order.
2676 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
2677 PREFIX_PRIORITY_LAST to add_prefix.
2678 (process_command): Move include kludge - foo/stageN - to before
2681 2000-07-27 Jason Merrill <jason@redhat.com>
2683 * dwarf2out.c (gen_typedef_die): Abort if we get identical
2684 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
2686 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
2688 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
2689 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
2691 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
2693 * c-decl.c (finish_function): Don't treat 'main' specially unless
2694 flag_hosted. In C99 mode, return 0 from 'main' unless
2695 DEFAULT_MAIN_RETURN is otherwise defined.
2697 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
2698 parameters defaulting to int in an old-style function definition.
2700 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2702 * c-parse.in (string): For -Wtraditional, warn about string
2703 concatenation only once per line.
2705 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
2707 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
2708 for HI-UX/WE2 systems.
2710 2000-07-24 Bruce Korb <bkorb@gnu.org>
2712 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
2713 defining the __xxx_TYPE__ macros.
2714 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
2715 * fixincl/fixlib.h: don't need to include "tm.h" anymore
2716 * fixincl/inclhack.def(type_map): now obsolete
2718 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
2720 * cpp.texi: Append a trailing full-stop to xrefs where needed.
2722 2000-07-26 Dave Pitts <dpitts@cozx.com>
2724 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
2726 (mvs_hash_alias): New function.
2727 (mvs_add_alias): Change argument spacing.
2728 (mvs_need_alias): Change aliasing criteria. Added documentation.
2729 (mvs_get_alias): Change to use hashed name. The hashed name prevents
2730 CSECT name collisions.
2731 (mvs_check_alias): Likewise.
2732 (handle_pragma): Change documentation.
2733 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
2734 mode from SImode to DImode.
2735 (iorhi3): Changed LTORG size for insn.
2737 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
2739 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
2740 mem if the address is a mode_dependent_address_p.
2742 2000-07-26 Kazu Hirata <kazu@hxi.com>
2744 * h8300.c (print_operand): Print ":8" when the 'R' operand is
2745 suitable for 8-bit absolute.
2746 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
2747 (OK_FOR_U): Add a case for the 8-bit constant address on the
2750 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
2752 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
2753 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
2754 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
2755 lack of implemented alignment.
2757 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
2759 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
2760 cross-compiling between 64-bit and 32-bit machines.
2762 2000-07-27 Richard Henderson <rth@cygnus.com>
2764 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
2765 (movhicc_astep, movhi_internal_astep): New.
2766 (movsicc_astep, movsi_internal_astep): New.
2767 (movdicc_astep, movdi_internal_astep): New.
2768 (movsfcc_astep, movsf_internal_astep): New.
2769 (movdfcc_astep, movdf_internal_astep): New.
2770 (movxfcc_astep, movxf_internal_astep): New.
2771 (cmovdi_internal_astep, cmovsi_internal_astep): New.
2772 Unify the cmov[ds]i splitters.
2774 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
2776 * real.c (asctoeg): Rename `error' label to unexpected_char_error
2778 2000-07-26 Nick Clifton <nickc@cygnus.com>
2780 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
2781 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
2783 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
2784 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
2786 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
2788 * c-decl.c (finish_enum): Convert enumerations that fit in an
2790 (build_enumerator): In pedantic mode, cast to `int' those that
2793 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
2795 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
2797 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2799 * sh.md (cmpgtdi_t): Must be split.
2800 (cmpgtdi_t+1): New splitter.
2802 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
2804 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
2805 warnings for indented directives even if we are skipping.
2807 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
2809 * invoke.texi (strict-prototypes): Remove.
2810 * extend.texi (Deprecated Features): Add strict-prototypes.
2811 (Backwards Compatibility): New node.
2813 2000-07-25 Jakub Jelinek <jakub@redhat.com>
2815 * config/i386/i386.md (andsi_1+1): Allow HImode.
2816 (andsi_1+2): Require q_regs_operand.
2818 2000-07-25 Jakub Jelinek <jakub@redhat.com>
2820 * config/i386/i386.md (call_pop): Check operands[0],
2821 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
2823 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
2824 (call_value): Likewise.
2826 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
2828 * toplev.c (pipe_closed): Delete.
2829 (crash_signal): New. Generate ICE for a fatal signal.
2830 (float_signal): Call crash_signal outside a float-handler
2832 (main): Install crash_signal as handler for core-dumping signals.
2834 2000-07-25 David Edelsohn <edelsohn@gnu.org>
2836 * rs6000.c (print_operand, case 'T'): New case.
2838 * rs6000.md (call_indirect_aix32): Convert to expander of
2839 scheduled instructions.
2840 (call_indirect_aix64): Likewise.
2841 (call_value_indirect_aix{32,64}): Likewise.
2842 (call, call_value): Invoke expanders for AIX. Fall through to
2844 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
2845 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
2846 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
2847 only "g" constraint.
2848 (call_nonlocal_aix64): Likewise.
2849 (call_value_nonlocal_aix{32,64}): Likewise.
2850 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
2852 (call_value_nonlocal_sysv): New pattern.
2853 (indirect_jump{si,di}): Use new 'T' modifier.
2854 (tablejump{si,di} matchers): Likewise.
2855 (return_internal_{si,di}): Likewise.
2856 (return_eh_{si,di}): Likewise.
2858 2000-07-24 Richard Henderson <rth@cygnus.com>
2860 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
2861 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
2862 * config/ia64/ia64.md (movdi_internal): Use it.
2864 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
2866 * cppexp.c: Warn about unary + if -Wtraditional.
2867 * cpplex.c (lex_line): Always set BOL on the first token of a line.
2869 2000-07-24 Michael Meissner <meissner@redhat.com>
2871 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
2874 2000-07-24 Nick Clifton <nickc@cygnus.com>
2876 * config/arm/arm.c (emit_multi_reg_push): Generate a
2877 REG_FRAME_RELEATED_NOTE that is compatable with the code in
2878 dwarf2out_debug_frame_expr.
2880 2000-07-24 Jason Merrill <jason@redhat.com>
2882 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
2883 UNALIGNED_INT_ASM_OP.
2884 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
2885 a location expression.
2886 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
2887 assume indirect access if we're saving the CFA address exactly.
2889 * Makefile.in (bootstrap): Move -BstageN/ to the end.
2891 2000-07-24 Jakub Jelinek <jakub@redhat.com>
2893 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
2896 2000-07-24 Michael Meissner <meissner@redhat.com>
2898 * invoke.texi (D30V Options): Add d30v options.
2900 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
2902 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
2903 needed by our gcse pass anymore.
2904 (free_pre_mem): Corresponding changes.
2905 (compute_pre_data): Do not call compute_transpout anymore.
2907 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
2908 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
2911 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
2912 (compute_pre_data): Do it here instead.
2914 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
2916 (pre_delete): Corresponding changes.
2918 2000-07-23 Mark Mitchell <mark@codesourcery.com>
2920 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
2921 to figure out whether or not a variable has already been emitted.
2923 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
2925 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
2926 instead of gen_call.
2928 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
2930 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
2932 2000-07-23 Kazu Hirata <kazu@hxi.com>
2934 * h8300.c: Fix formatting.
2936 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
2938 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
2939 for `long' switch expression into a plain warning.
2941 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
2942 (yylex): Don't pedwarn for "inline" in C99 mode.
2944 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
2946 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
2947 ggc_alloc): Likewise.
2948 * bb-reorder.c (dump_scope_forest_1): Likewise.
2950 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
2952 * reload.c (find_reloads_toplev): Add new parameter
2954 (find_reloads): Add new parameter to find_reloads_toplev calls.
2956 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
2958 * collect2.c (main): Typo fixed.
2959 * diagnostic.c: Typo fixed.
2960 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
2961 * eh-common.h: Typo fixed.
2962 * emit-rtl.c (start_sequence): Typo fixed.
2963 * flow.c (find_label_refs): Typo fixed.
2964 (calculate_global_regs_live): Typo fixed.
2965 (mark_regno_cond_dead): Typo fixed.
2966 (create_edge_list): Typos fixed.
2967 (verify_edge_list): Typo fixed.
2968 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
2969 * loop.c (strength_reduce): Typo in function name fixed.
2970 * rtl.h: Added comments. Typo in function name fixed.
2971 * rtlanal.c: Typo in function name fixed.
2972 (insn_dependant_p): Rename to ...
2973 (insn_dependent_p): ... this.
2974 (computed_jumo_p): Typo fixed.
2976 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2978 * system.h (__FUNCTION__): Wrap definition in #ifndef.
2980 2000-07-21 David Edelsohn <edelsohn@gnu.org>
2982 * rs6000.h (SIZE_TYPE): Define.
2984 2000-07-21 Mark Mitchell <mark@codesourcery.com>
2986 * ssa.c (rename_insn_1): Don't rename registers that are
2989 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
2991 * diagnostic.c (trim_filename, fancy_abort): Moved here from
2993 (fatal_function, set_fatal_function): Removed.
2994 (fatal): Don't prepare for or call the fatal_function.
2995 (diagnostic_lock, error_recursion): New.
2996 (diagnostic_for_decl, report_diagnostic): Guard against
2997 re-entering the error reporting routines.
2998 (fancy_abort): Assume function is not NULL.
3000 * errors.c (fancy_abort): New. Assume function is not NULL.
3001 * tradcpp.c (fancy_abort): Assume function is not NULL.
3003 * system.h: Provide default definition of __FUNCTION__.
3004 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
3005 Always use __FUNCTION__ in definition of abort.
3007 * varray.h: Likewise.
3008 * toplev.h: Likewise. Don't prototype set_fatal_function.
3010 2000-07-20 Geoff Keating <geoffk@cygnus.com>
3012 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
3014 * glimits.h: Don't do #if defined for ARCH_PPC.
3016 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
3017 constants of size no larger than a pointer should go in the TOC.
3018 Add 'MODE' parameter.
3019 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
3020 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
3021 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
3022 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
3023 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
3024 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
3025 (rs6000_legitimize_address): Likewise.
3026 (rs6000_emit_move): Likewise.
3027 (rs6000_select_rtx_section): Likewise.
3028 (output_toc): Deal properly with outputting small constants like
3029 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
3030 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
3031 MODE parameter. Put small constants in the TOC.
3033 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
3035 (rs6000_emit_move): When reload calls us with an illegitimate
3036 address, exit early. Move the change_address calls to one place
3037 at the end of the routine. Merge the SImode and DImode expanders.
3038 When called by reload to put an integer into a FP register, force
3041 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
3043 (rs6000_hash_constant): Hash mode too.
3044 (toc_hash_function): Allow for key_mode.
3045 (toc_hash_eq): Structures are different if key_mode differs.
3046 (output_toc): Add 'mode' parameter. Save key_mode.
3047 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
3048 Pass 'mode' parameter.
3049 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
3051 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
3052 for vtable references.
3054 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
3055 choice, don't put integer values in FP regs.
3057 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
3059 * flow.c (verify_flow_info): Revamp code to verify that the
3060 head and end of each basic block are in the insn chain.
3062 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
3064 * gcse.c (record_one_set): Prepend instead of append onto
3065 reg_set_table, making it O(n) instead O(n^2).
3066 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
3067 Use a queue instead of a stack as worklist.
3069 2000-07-20 Kazu Hirata <kazu@hxi.com>
3071 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
3072 * h8300.h (OK_FOR_T): New.
3073 (EXTRA_CONSTRAINT): Support OK_FOR_T.
3074 * h8300.md: Use inc/dec.[wl] for increment/decrement
3075 by 1 and 2 in HI and SI modes.
3077 2000-07-20 Jim Wilson <wilson@cygnus.com>
3079 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
3080 larger than 14 bits.
3082 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
3084 * cppmacro.c (CAN_PASTE_AFTER): New macro.
3085 (count_params): Don't set GNU_REST_ARGS on anything.
3086 (save_expansion): Set PASTE_LEFT only on tokens for which
3087 CAN_PASTE_AFTER is true, or which are named operators.
3089 * cpplex.c (parse_args): Distinguish between a rest argument
3090 given one empty argument, and a rest argument given zero arguments.
3091 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
3092 deletion of previous token based on that.
3093 (get_raw_token): Flatten some control structure.
3095 * cpplib.h (CPP_LAST_EQ): Correct.
3096 (VOID_REST): New token flag.
3097 (GNU_REST_ARGS): Delete.
3099 * tradcpp.c (main): Don't munge -D options.
3100 (make_definition): Bring -D handling in line with cpplib.
3101 (do_define): Strip all leading whitespace from macro definitions.
3103 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
3105 * Makefile.in (tradcpp): Depend on intl.o and version.o.
3107 2000-07-20 Bruce Korb <bkorb@gnu.org>
3109 * fixincl/check.tpl: strip the platform specific types before testing
3110 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
3111 * fixincl/fixincl.tpl: use platform specific types
3112 * fixincl/fixlib.h: include the platform specific types
3113 * fixincl/inclhack.def(gnu_types): don't supply the types
3114 * fixincl/fixincl.x: regen
3116 2000-07-19 Jim Wilson <wilson@cygnus.com>
3118 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
3121 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
3123 * tradcpp.c (rescan): Do not recognize directives when the #
3126 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
3128 Implement C++ named operators.
3130 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
3131 of operators allowed in #if and having an _EQ variant. Add
3132 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
3133 (cpp_token flags): Add NAMED_OP.
3134 (enum node_type): Add T_OPERATOR.
3135 (struct cpp_hashnode): Add code slot to value union.
3136 * cpphash.h (spec_nodes): Remove n_defined.
3138 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
3139 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
3140 (is_macro_disabled): Tweak error messages.
3142 * cpplib.c (get_define_node): Disallow all named operators as
3143 macro names. Tweak error messages.
3144 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
3146 * cppinit.c (builtin_array): Add entries for the named operators.
3147 * cppexp.c (lex): Check for CPP_DEFINED token.
3148 (priority table): Add entries for CPP_MIN and CPP_MAX.
3149 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
3151 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
3153 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
3154 larger than the array of cuids.
3155 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
3158 2000-07-19 Bruce Korb <bkorb@gnu.org>
3160 * fixinc/fixincl.c: Convert to using a table of environment variables
3161 and activate the auto-edit marker on the fixed output files.
3162 * fixinc/fixlib.h: Define the environment table
3163 * fixinc/fixincl.sh: export the ${INPUT} dir
3164 * fixinc/check.tpl: likewise
3166 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
3168 * gcc.c (.h spec): Fix typo.
3170 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
3172 * Makefile.in: Fix tradcif.c path.
3174 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
3176 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
3179 * cpphash.h (TOKEN_NAME): New macro.
3180 (_cpp_spell_operator): Deleted.
3181 (token_spellings): Now _cpp_token_spellings.
3183 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
3184 * cpplex.c: Use OP and TK macros when expanding the
3185 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
3186 store the stringification of the enumeration name (CPP_CHAR,
3187 etc.) in the name slot of token_spellings.
3188 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
3189 token_spellings directly.
3190 * cpplib.c: Use TOKEN_SPELL.
3192 * cpplex.c (_cpp_push_token): If the token being pushed back
3193 is the previous token in this context, just subtract one from
3195 * cppmacro.c (save_expansion): Clear aux field when storing a
3198 2000-07-18 Jakub Jelinek <jakub@redhat.com>
3200 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
3201 buffer, provided it is not NULL.
3203 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
3205 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
3206 case of invalid volatile re-declaration.
3208 2000-07-18 Jakub Jelinek <jakub@redhat.com>
3210 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
3211 (expand_call): Adjust caller.
3213 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
3215 * diagnostic.h (report_diagnostic): Change prototype.
3217 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
3218 diagnostic_for_decl): Change prototype.
3219 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
3220 error, warning, error_with_file_and_line,
3221 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
3222 Adjust call to report_diagnostic, diagnostic_for_decl.
3223 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
3224 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
3226 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
3227 varaible argument list.
3229 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
3231 * cpphash.c: Don't include hashtab.h. Most macro-handling code
3232 moved to cppmacro.c.
3233 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
3234 dump_hash_helper): Delete.
3235 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
3236 cpp_forall_identifiers): New. Implement specialized version of
3237 Vlad's expandable hash table.
3238 (cpp_lookup): Use new functions.
3239 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
3241 * cppmacro.c: New file.
3242 * cppinit.c (dump_macros_helper): New.
3243 (cpp_finish): Iterate over the identifier table directly.
3244 * cpplex.c (parse_name): Calculate the hash of the identifier
3245 while we scan it. Use _cpp_lookup_with_hash when we can.
3247 * cpphash.h: Update prototypes.
3248 (xcnewvec, HASHSTEP): New helper macros.
3249 * cpplib.h: Update prototypes.
3250 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
3251 (cppmacro.o): New rule.
3252 (cpphash.o): Update deps.
3254 * cppmain.c: Do not set pfile->printer if no_output is on.
3256 2000-07-15 Neil Booth <neilb@earthling.net>
3258 * cpplib.c: Change all directive-handler functions to return
3260 * cpphash.h: Update typedefs.
3262 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
3264 * configure: Regenerate.
3266 * extend.texi (Extended Asm): Mention that a memory clobber
3267 does not count as a side-effect.
3269 * unroll.c (copy_loop_body): Fix one instance of using host
3270 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
3273 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
3275 2000-07-17 Richard Henderson <rth@cygnus.com>
3277 * config/ia64/ia64.md (movdi): Split out load address code.
3278 New post-reload splitter for symbolic operands.
3279 (movdi_internal): Abort if we didn't split symbolic operands
3280 when we should have.
3281 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
3282 (ia64_reorg): Split insns when not optimizing.
3283 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
3285 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
3287 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
3288 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
3290 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
3292 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
3294 2000-07-17 Jason Merrill <jason@redhat.com>
3296 * Makefile.in (clean): Remove libgcc directory.
3298 * configure.in (-Wno-long-long check): Use higher-level macros.
3300 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
3302 * simplify-rtx.c (simplify_binary_operation): Recognize
3303 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
3304 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
3305 a CONST_INT, it will always be zero.
3307 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
3309 * loop.c (check_dbra_loop) : Return if more than one condition is
3310 present to control the loop.
3312 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
3314 * mips.c (mips_expand_prologue): Don't calculate the last argument
3315 register unless we need it. When we are calculating this, make
3316 sure FUNCTION_ARG is giving us a REG.
3318 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3320 * flow.c (libcall_dead_p): Use single_set to verify the insn
3321 has only one set and get for analysis.
3322 (propagate_one_insn): Don't pass the PATTERN of the insn.
3324 2000-07-17 Mark Klein <mklein@dis.com>
3326 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
3328 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3330 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
3331 * configure.in (TARGET_GETGROUPS_T): Evaluate.
3332 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
3333 of second argument of getgroups.
3334 * configure, config.in: Rebuilt.
3336 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
3338 * simplify-rtx.c (simplify_relational_operation): Two signed
3339 values with equal high words are less/greater than each other if
3340 their low words are less/greater when considered as unsigned.
3342 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
3344 * configure.in (vax-*-openbsd): Change to new style configuration,
3345 add collect2/float_format information.
3346 * configure: Rebuilt.
3347 * config/vax/openbsd1.h: New.
3348 * config/vax/openbsd.h: New.
3349 * config/vax/t-openbsd: New.
3351 2000-07-17 Chip Salzenberg <chip@valinux.com>
3353 * c-common.c (shorten_compare): Quiet warnings about unsigned
3354 comparisons with zero when they occur in a system header.
3356 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
3358 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
3359 update to describe current practice.
3361 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
3363 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
3364 references to C9X. Change references to -fstd and -flang-isoc9x
3367 * c-common.c (scan_char_table): Allow "z" length modifiers on
3369 (check_format_info): Use TYPE_DOMAIN on the type matched against
3370 for "z" formats, to retrieve the language size_t rather than the
3373 * c-common.c (check_format_info): Do not make a pedantic objection
3374 to the 'L' length modifier if used with a floating point type
3377 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
3378 constants in C99 mode.
3380 2000-07-17 Kazu Hirata <kazu@hxi.com>
3382 * h8300.md: Fix the format of mac.
3383 (movsi_h8300hs): Output a tab after stmac instead of a space.
3385 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
3386 profitable adds/subs sequences.
3388 * fold-const.c: Fix comment typos.
3390 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
3392 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
3394 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3396 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
3398 2000-07-16 Neil Booth <NeilB@earthling.net>
3400 * cpplex.c: Update comments.
3401 * README.Portability: Small update.
3403 2000-07-16 Neil Booth <NeilB@earthling.net>
3405 * README.Portability: Small update.
3407 2000-07-15 Richard Henderson <rth@cygnus.com>
3409 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
3410 * config/ia64/ia64.c (ia64_move_ok): New function.
3411 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
3412 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
3414 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
3416 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
3417 immediately following a paste operator.
3418 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
3419 (cpp_reader_init): Call it, if HOST_EBCDIC.
3420 (cpp_handle_options): Do not sort option list here.
3421 (handle_option): Rename to cpp_handle_option and export.
3422 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
3423 _cpp_get_token directly.
3424 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
3425 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
3426 * cpplib.h: Prototype cpp_handle_option. Update prototype of
3429 2000-07-15 Richard Henderson <rth@cygnus.com>
3431 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
3432 cast around an expression. Tidy other unsigned tests.
3434 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
3436 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
3437 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
3438 (v_message_with_decl): Rename to ...
3439 (format_with_decl): ... this. Tweak
3440 (diagnostic_for_decl): New function.
3441 (fatal_io_error): Use verbatim in lieu of notice.
3442 (announce_function): Use verbatim.
3443 (default_print_error_function): Likewise.
3444 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
3447 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3449 * mips.c (function_arg_pass_by_reference): Don't do automatic
3450 aggregate initialization.
3451 (machine_dependent_reorg): Initialize variable `mode'.
3453 * mips.md (absdi2): Change variable `regno1' to unsigned int.
3454 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
3455 conflicts with sys/param.h macro of the same name.
3456 (reload_outdi): Likewise.
3458 2000-07-15 Michael Meissner <meissner@redhat.com>
3460 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
3461 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
3462 create a new node instead.
3464 2000-07-15 Neil Booth <NeilB@earthling.net>
3466 * README.Portability: Correct example about calling a function
3467 through a pointer to function. Format wide paragraphs.
3469 2000-07-15 Michael Meissner <meissner@redhat.com>
3471 * README.Portability: Update integer suffixes and function
3474 2000-07-15 Neil Booth <NeilB@earthling.net>
3476 * README.Portability: Small update.
3478 2000-07-15 Neil Booth <NeilB@earthling.net>
3480 * README.Portability: New file.
3482 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
3484 * INSTALL: Give special instructions for building GCC on Irix 6.
3485 * config/mips/x-iris6 (CC): Don't set it.
3488 2000-07-14 Jason Merrill <jason@redhat.com>
3490 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
3491 register in the stack and later in another register, use the new
3494 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
3496 * config/mips/mips.md: (absdi2): Handle sign_extend for
3499 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
3501 * cpplib.c (do_pragma_dependency): Tidy warning messages.
3503 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
3505 * .cvsignore: Correct typo.
3507 2000-07-13 Mark Mitchell <mark@codesourcery.com>
3509 * .cvsignore: Add generated YACC files.
3510 * objc/.cvsignore: New file.
3512 2000-07-14 Neil Booth <NeilB@earthling.net>
3514 * cpplex.c (adjust_column): New funcion.
3515 (skip_whitespace): Use it.
3516 (skip_block_comment): Use it, and warn about /*/* with
3519 2000-07-14 Neil Booth <NeilB@earthling.net>
3521 * cpphash.c (struct macro_info): Add new members.
3522 (_cpp_free_definition): Delete the macro directly.
3523 (count_params): Return void, with first token of
3524 expansion in struct macro_info on success.
3525 (parse_define): Return int. Hoist syntax checking from
3526 save_macro_expansion. Leave call to save_expansion to
3527 _cpp_create_definition.
3528 (alloc_macro): Needs just 2 arguments.
3529 (free_macro): Delete.
3530 (save_expansion): Don't perform syntax check.
3531 (_cpp_create_definition): Call save_expansion.
3533 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3535 * genrecog.c (write_header): Split long string.
3537 * cpphash.c (macro_info): Don't use the `signed' keyword.
3539 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
3541 2000-07-13 Jakub Jelinek <jakub@redhat.com>
3543 * calls.c (stored_args_map): New variable.
3544 (check_sibcall_argument_overlap_1): New.
3545 (check_sibcall_argument_overlap): New.
3546 (expand_call): Initialize stored_args_map.
3547 Call check_sibcall_argument_overlap.
3549 2000-07-13 Bruce Korb <bkorb@gnu.org>
3551 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
3552 (emit_gnu_type): utility procedure for gnu_type_fix
3553 (gnu_type_fix): implement various pre-processor guards around
3554 standard types so these types can be defined over and over
3555 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
3556 types alluded to above will have GNU-compliant base types
3557 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
3558 * fixinc/inclhack.def: add test_text entries and utilize the new
3559 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
3560 * fixinc/fixincl.x: regenerate
3562 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
3564 * diagnostic.c (vline_wrapper_message_with_location,
3565 v_message_with_file_and_line, v_error_with_file_and_file,
3566 v_error_for_asm, v_warning_for_asm, vfatal,
3567 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
3568 vsorry, verror, vwarning, vpedwarn): Remove.
3569 (diagnostic_for_asm): New function.
3570 (pedwarn, error, warning, pedwarn_with_file_and_line,
3571 error_with_file_and_line, warning_with_file_and_line, sorry,
3572 error_for_asm, warning_for_asm, fatal): Reimplement.
3573 (finish_diagnostic): Clear diagnostic info as well.
3575 2000-07-13 Neil Booth <NeilB@earthling.net>
3577 * c-common.h (flag_digraphs): New.
3578 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
3579 * c-lex.c (yylex): Use flag_digraphs to decide whether to
3582 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
3584 * gcc.c (do_spec_1): Add new %B operator.
3585 (set_input): Prepare for %B.
3587 (link_command_spec): Move up with the other tm.h-
3588 overrideable specs. Factor out the portion conditional on
3589 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
3590 (struct compiler): Just have a single spec string. All users
3592 (default_compilers): Remove unnecessary braces.
3593 (static_specs): Update.
3595 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
3597 (C and assembly specs): Use the new named specs, as appropriate.
3599 * objc/lang-specs.h: Use the new named specs.
3600 Remove unnecessary braces.
3602 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
3604 * gcc.c (execute): If a subprocess gets a fatal signal, report
3605 strsignal() of the signal number, and ask for a bug report.
3606 Do not do this for SIGPIPE if there's already been an error.
3608 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
3611 * tradcif.c: Remove.
3613 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
3615 * final.c (profile_function): Do not emit profile counters in
3616 the data section, if NO_PROFILE_COUNTERS is defined.
3617 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
3620 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
3621 (FUNCTION_PROFILER): Just emit a call to mcount.
3623 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
3625 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
3627 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
3628 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
3629 traditional, lang_chill, or lang_fortran.
3631 * cppfiles.c: #undef strcmp to suppress warning about macros
3632 used without arguments.
3633 (_cpp_execute_include): Use f, not fname, in "No include path"
3635 (_cpp_pop_file_buffer): New function.
3636 * cpplib.c: Don't include <sys/mman.h>.
3637 (cpp_push_buffer): Set line_base and lineno in new buffer.
3638 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
3640 * cpplex.c: Move all prototypes and structure declarations to the
3641 top of the file. Properly parenthesise some macro arguments.
3642 (cpp_scan_line): New function.
3643 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
3644 don't need to walk up the stack counting.
3646 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3648 * c-common.c (combine_strings): Emit a pedantic warning when a
3649 string length is greater than the minimum ANSI C is required
3652 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
3654 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
3655 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
3657 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3659 * c-decl.c (define_label): Warn about identifier conflicts with
3660 labels in traditional C.
3662 * c-parse.in (unop +): Warn about the unary plus operator for
3665 * c-typeck.c (store_init_value): Warn about automatic aggregate
3666 initialization for traditional C.
3668 * invoke.texi (-Wtraditional): Document new warnings.
3670 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
3672 * Makefile.in (c-errors.o): Fix thinko in dependency.
3674 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
3676 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
3677 -traditional, -ftraditional, or -traditional-cpp was given.
3678 Do not pass -traditional to the preprocessor.
3679 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
3680 preprocessor does it automatically.
3681 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
3683 * ch/lang-specs.h: Always use tradcpp. Do not pass
3684 -traditional, -trigraphs, or -pedantic to the preprocessor.
3685 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
3688 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
3690 * cppexp.c (LOGICAL): Delete macro.
3691 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
3694 * cpphash.c (HASHSIZE): Increase to 4096.
3695 (struct hashdummy): Add hash field.
3696 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
3697 the string values using memcmp.
3698 (cpp_lookup): Set dummy.hash.
3700 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
3702 * configure.in (m88k-openbsd): Express configuration using new fragment
3704 * configure: Rebuilt.
3705 * m88k/aout-dbx.h: New.
3706 * m88k/openbsd.h: New.
3707 * m88k/xm-openbsd.h: New.
3709 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3711 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
3713 2000-07-12 Richard Henderson <rth@cygnus.com>
3715 * reload.c (push_secondary_reload): Make sure to add the new
3716 reload at the end, after acquiring secondary memory.
3718 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3720 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
3722 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
3723 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
3725 * c-parse.in (stmt): Delete unused variables.
3727 * convert.c (convert_to_vector): Likewise.
3729 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
3731 * tree.c (finish_vector_type): Prototype.
3733 2000-07-12 Bruce Korb <bkorb@gnu.org>
3735 * fixinc/fixfixes.c: use xmalloc
3736 * fixinc/fixincl.c(initialize): set program name for xmalloc
3737 * fixinc/fixlib.c(must_malloc): obsolete
3738 (is_cxx_header): no longer used - disabled
3739 (skip_quote): inserted and disabled for future use
3740 * fixinc/fixlib.h: reflects above
3741 * fixinc/fixtests.c: removed dinkleberries
3743 2000-07-12 Neil Booth <NeilB@earthling.net>
3745 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
3746 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
3748 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
3749 struct toklist_dummy): New.
3750 (cpp_free_definition): Free macros with free_macro.
3751 (count_params): Don't save paramter spellings. Save macro
3752 information in a struct macro_info.
3753 (parse_define): Don't allocate a token list.
3754 (save_expansion): Allocate the macro's token list, and
3755 save parameter spellings if necessary. Use TOKEN_SPELL.
3756 (cpp_create_definition): Make list const.
3758 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
3760 * c-typeck.c (pedwarn_c99): Move to
3761 * c-errors.c: ... Here.
3762 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
3763 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
3764 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
3765 (c-errors.o): List dependency.
3767 2000-07-12 Mark Mitchell <mark@codesourcery.com>
3769 * c-parse.c: Remove.
3770 * c-parse.h: Likewise.
3771 * c-parse.y: Likewise.
3772 * objc/objc-parse.c: Likewise.
3773 * objc/objc-pasre.y: Likewise.
3775 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
3777 * gcc.texi: Fix minor typos
3778 * extend.texi: Fix minor typos
3780 2000-07-11 Marc Espie <espie@openbsd.org>
3782 * collect2.c (main): Recognize .lo as object files.
3784 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3786 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
3789 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
3790 with MAP_ANONYMOUS and MAP_ANON.
3791 * configure, config.in: Rebuilt.
3793 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
3795 * diagnostic.c (save_output_state): Remove.
3796 (restore_output_state): Likewise.
3797 (clear_text_info): New function.
3798 (clear_diagnostic_info): Likewise.
3799 (output_text_length, is_starting_newline, output_prefix,
3800 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
3801 prefixing_policy, output_buffer_ptr_to_format_args): New macros
3802 (set_real_maximum_length, output_set_maximum_length,
3803 output_set_prefix, output_get_prefix, output_set_maximum_length,
3804 output_destroy_prefix, init_output_buffer,
3805 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
3806 output_add_newline, output_add_character, output_add_space,
3807 output_append_r, output_append, wrap_text, output_format,
3808 output_do_printf, output_printf, output_do_verbatim,
3809 output_verbatim, verbatim): Use them.
3810 (output_clear): Split into cleat_text_info and
3811 clear_diagnostic_info.
3812 (struct output_state): Move to...
3814 * diagnostic.h: ...Here
3815 (struct output_buffer): Adjust.
3817 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
3819 * cpplex.c (parse_name): No longer inline (premature optimization).
3820 (do_pop_context): Fold into pop_context.
3821 (pop_context): Returns int.
3822 (lex_next): Hoist test for end of directive into pop_context.
3823 (push_macro_context): Returns int; takes just reader and token.
3824 Hoist test for excessive nesting to caller.
3825 (push_arg_context): Returns void; takes just reader and token.
3826 Do not call stringify_arg or get_raw_token.
3827 (get_raw_token): Convert tail recursion through push_arg_context
3828 to a loop at this level. Call stringify_arg here if appropriate.
3829 (maybe_paste_with_next): Convert tail recursion to a while loop.
3830 Hoist test of paste_level to caller.
3832 (stringify_arg): Push arg context at beginning.
3833 (cpp_get_token): Split out core into _cpp_get_token. Call
3834 process_directive here. Throw away CPP_PLACEMARKER tokens.
3835 (_cpp_get_token): Convert tail recursion through
3836 push_macro_context to a loop at this level.
3837 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
3838 _cpp_get_raw_token): Use _cpp_get_token.
3839 (_cpp_skip_rest_of_line): Drop the context stack directly; do
3840 not call pop_context.
3841 (_cpp_run_directive): Call lex_next directly.
3843 * cpphash.h: Prototype _cpp_get_token.
3844 * cppexp.c (lex): Use it.
3845 * cpphash.c (parse_define): Use it.
3846 * cpplib.c (get_define_node, do_undef, parse_include,
3847 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
3848 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
3849 parse_ifdef, validate_else): Use it.
3850 (cpp_push_buffer): Tweak error message; abort if anyone tries
3851 to push a buffer while macro expansions are stacked.
3853 2000-07-11 Donn Terry <donnte@microsoft.com>
3855 * cpplex.c (free_macro_args, save_token): Cast arg of free
3856 and/or xrealloc to PTR.
3857 (_cpp_init_input_buffer): Clear all fields of the base context.
3859 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
3861 * gensupport.c (process_rtx): Make rtl checking stop
3862 complaining about the define_insn while it is being
3863 converted from a define_insn_and_split.
3865 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
3867 * config/mips/mips.c (simple_memory_operand): Access the
3868 INTVAL of the address, not it's containing MEM.
3870 2000-07-11 Bruce Korb <bkorb@gnu.org>
3872 * fixinc/fixtests.c(double_slash): obsolete
3873 (else_endif_label): likewise
3874 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
3875 (libc1_ifdefd_memx): correct initial comment
3876 and omit the #if/#endif pair from the memxxx declarations
3877 * fixinc/fixincl.x: regen
3879 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3881 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
3883 2000-07-11 Neil Booth <NeilB@earthling.net>
3887 2000-07-11 Neil Booth <NeilB@earthling.net>
3889 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
3890 (handle_option): Set digraphs according to standard.
3891 Merge OPT_lang_c89 handler with OPT_std_c89.
3893 * cpplex.c: (lex_line, can_paste): Honour digraphs in
3894 accordance with the digraphs flag.
3896 * cpplib.h: (struct cpp_options): New option digraphs.
3898 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
3899 Bruce Korb <bkorb@gnu.org>
3901 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
3902 * fixinc/fixincl.x: Regenerate.
3903 * fixinc/tests/base/testing.h: Add testcase.
3905 2000-07-10 Richard Henderson <rth@cygnus.com>
3907 * config/ia64/ia64.c (got_symbolic_operand): New.
3908 (symbolic_operand, move_operand): Revert 0701 change.
3909 * config/ia64/ia64.h (PREDICATE_CODES): Update.
3910 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
3911 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
3912 split the offset into a 14-bit low part instead of a 13-bit low part.
3913 (load_fptr): Mark the mem as unchanging.
3914 (load_symptr): Use got_symbolic_operand.
3916 2000-07-10 Nick Clifton <nickc@cygnus.com>
3918 * libgcc2.c (next_stack_level): Cast result of computation to
3919 (void **) so that the assignment does not generate a warning.
3921 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
3923 * flags.h : Add new variable flag_single_precision_constant.
3924 * toplev.c (display_help) : Add -fsingle-precision-constant option.
3925 (flag_single_precision_constant): New.
3926 * c-lex.c (yylex): Convert floating point constant to single
3928 * invoke.texi : Add documentation for this new option.
3930 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
3932 * diagnostic.c (output_octal): Second parameter is unsigned.
3933 (output_long_octal): Likewise.
3934 (output_hexadecimal): Likewise.
3935 (output_long_hexadecimal): Likewise.
3936 (output_format): Adjust arguments extraction. Tweak.
3937 (output_verbatim, verbatim): End variable argument list.
3938 (report_diagnostic): Improve documentation.
3940 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
3942 * c-common.h (build_stmt): Declare.
3943 (build_continue_stmt): Likewise.
3944 (build_break_stmt): Likewise.
3945 (build_return_stmt): Likewise.
3947 * c-decl.c (do_case): Rewrite to do what previously done in
3950 * c-semantics.c (build_stmt): Define.
3951 (build_return_stmt): Likewise.
3952 (build_break_stmt): Likewise.
3953 (build_continue_stmt): Likewise.
3954 (build_case_label): Likewise.
3956 * c-parse.in (BREAK): Change to build tree, then generate RTL.
3957 (CONTINUE): Likewise.
3960 (DEFAULT): Likewise.
3962 * c-parse.y: Regenerate.
3963 * c-pasre.c: Likewise.
3965 2000-07-09 Jason Merrill <jason@redhat.com>
3967 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
3969 * tree.h (STRIP_NOPS): Check for error_mark_node.
3970 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
3971 (dwarf2out_*): Remove duplicate declarations.
3973 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
3974 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
3976 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
3978 * diagnostic.c (wrap_text): New function.
3979 (maybe_wrap_text): Likewise.
3980 (output_add_string): Use it.
3981 (output_format): Likewise.
3982 (count_error): Use verbatim instead of notice.
3983 (report_error_function): Likewise. Don't use plain fprintf.
3984 (finish_diagnostic): New function.
3985 (output_do_verbatim): Tweak. Commonalize functionalities in
3986 output_verbatim and verbatim.
3987 (output_verbatim): Adjust.
3988 (verbatim): Likewise.
3989 (report_diagnostic): Define.
3991 * diagnostic.h (report_diagnostic): Prototype.
3993 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
3995 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
3997 2000-07-09 Neil Booth <NeilB@earthling.net>
3999 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
4000 IShspace, ISspace: Update.
4002 * cppinit.c: ISTABLE: Update.
4005 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
4006 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
4007 (skip_block_comment, skip_line_comment, parse_string,
4008 lex_line): Use is_vspace rather than IS_NEWLINE.
4009 (skip_whitespace, lex_line): Clean up to use is_nvspace.
4010 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
4012 (lex_next): Unconditionally stop if within a directive.
4013 Treat directives within macro invocations as directives
4014 (after parse_args emits error), not as the argument.
4016 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
4018 * diagnostic.c (diagnostic_args): New macro.
4019 (diagnostic_msg): Likewise.
4020 (output_formatted_integer): Likewise.
4021 (output_state): New data type.
4022 (digit_buffer): Make global.
4023 (output_add_integer): Rename to output_decimal. Squeeze
4025 (output_long_decimal, output_unsigned_decimal,
4026 output_long_unsigned_decimal, output_octal, output_long_octal,
4027 output_hexadecimal, output_long_hexadecimal): New functions.
4028 (output_append_r): New function.
4029 (output_append): Tweak.
4030 (output_flush_on): Rename to output_to_stream.
4031 (output_format): Change prototype. Improve documentation. Handle
4032 more format specifiers.
4033 (build_location_prefix): Rename to context_as_prefix.
4034 (output_notice): Rename to output_do_printf.
4035 (output_printf): Tweak.
4036 (line_wrapper_printf): Likewise.
4037 (vline_wrapper_message_with_location): Adjust call to renamed
4039 (v_message_with_decl): Likewise.
4040 (default_print_error_function): Likewise.
4041 (save_output_state): New function.
4042 (restore_output_state): Likewise.
4043 (output_do_verbatim): Likewise.
4044 (output_verbatim): Define.
4045 (verbatim): Likewise.
4047 * diagnostic.h (printer_fn): Change return type from void to int.
4048 Improve documentation.
4049 (output_add_integer): Rename to output_decimal.
4050 (output_flush_on, output_format): Don't export.
4051 (output_verbatim, verbatim): Declare.
4053 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
4055 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
4056 Check whether c divides op1 exactly if operation is not
4059 2000-07-08 Richard Henderson <rth@cygnus.com>
4061 * final.c (final): Do not abort when reg-stack introduces
4064 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
4066 * cpplib.h (struct cpp_name): Now struct cpp_string.
4067 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
4068 CPP_HEADER_NAME): Change to type S.
4069 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
4070 field, a cpp_hashnode *. All references to val.name updated
4071 to use val.str or val.node as appropriate.
4072 (struct cpp_reader): Add spec_nodes field.
4073 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
4075 * cpphash.h (struct spec_nodes): New.
4076 (enum spell_type): Reorder. Only SPELL_STRING tokens use
4077 val.str. All references to 'spelling > SPELL_NONE' updated to
4080 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
4081 pfile->buffer->inc are not NULL before dereferencing them.
4083 * cpplex.c (parse_name): Take a pointer to the current token,
4084 plus current position and limit as args; return the new
4085 position; don't copy the text of a name into the string
4086 buffer, instead call cpp_lookup and store the node pointer.
4087 If extending a token, copy out the text of the old into a
4088 scratch buffer, append the new, look that up and store the new
4089 node pointer. Inline.
4090 (maybe_paste_with_next): If the result of paste is a NAME,
4091 then look up the pasted text and store its node pointer.
4092 (lex_line): Adjust for new parse_name interface.
4093 Check for L"str", L'str' using spec_nodes->n_L.
4094 (spell_token): SPELL_IDENT tokens have their spelling in
4095 val.node->name. Handle SPELL_STRING tokens that don't have
4097 (_cpp_expand_name_space,
4098 (can_paste): Check for L ## "str" using spec_nodes->n_L.
4099 (cpp_get_token, special_symbol): No need to call cpp_lookup.
4100 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
4101 return 1=equal 0=not, not a tristate.
4103 * cpphash.c (var_args_str): Delete.
4104 (find_param): Compare node fields directly.
4105 (is__va_args__): Use CPP_PEDANTIC. Just compare
4106 token->val.node with spec_nodes->n__VA_ARGS__.
4107 (dump_funlike_macro): Don't use var_args_str.
4109 * cpplib.c (_cpp_check_directive): Just walk through
4110 spec_nodes->dirs comparing pointers.
4111 (get_define_node, do_pragma_poison, detect_if_not_defined,
4112 parse_ifdef): The identifier has already been looked up.
4113 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
4115 (do_if): Only call detect_if_not_defined at beginning of file.
4116 (_cpp_parse_assertion): Only copy string pointers for
4117 SPELL_STRING tokens.
4118 (pragma_dispatch): Take a node pointer and examine its name
4120 (_cpp_init_stacks): Also initialize the spec_nodes structure.
4122 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
4124 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
4125 reverse order from the corresponding _cpp_init_* routines.
4127 * cppexp.c (parse_number, parse_charconst, parse_defined,
4128 lex): Check val.node->type instead of calling cpp_defined.
4129 Use spec_nodes entries where appropriate.
4131 * fix-header.c, scan-decls.c: Update for interface changes.
4133 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
4135 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
4136 emitting aux_truncdfsf2.
4138 2000-07-03 Donn Terry (donnte@microsoft.com)
4140 * cppinit.c (print_help): split overlong line into ISO C89
4143 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
4145 * cppexp.c: Update all code for new lexer interface.
4146 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
4147 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
4148 * cpplex.c (token_names): Trim leading CPP_ from names; make
4149 the strings unsigned.
4150 (_cpp_spell_operator): New.
4151 (is_macro_disabled): Disable all macros if rescanning
4153 (_cpp_get_directive_token): Remove.
4155 * cppinit.c: Don't set no_macro_expand.
4156 * cpplib.c (read_line_number, do_line): Check only for EOF,
4158 * cpphash.h: Update prototypes.
4159 * cpplib.h (CPP_VSPACE): Remove.
4160 (struct cpp_reader): Remove no_macro_expand.
4162 2000-07-08 Neil Booth <NeilB@earthling.net>
4164 * cpphash.c (is__va_args__): New function.
4165 (count_params): Fix line reported in error messages. Use
4166 is__va_args__. Don't return ')' on error. Flag GNU style
4167 rest args macro definitions.
4168 (parse_define): Check macro name is not __VA_ARGS__.
4169 (save_expansion): Check identifier in non-varargs-macro is
4170 not __VA_ARGS__. Don't flag GNU_VARARGS.
4171 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
4172 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
4173 than per-token GNU_VARARGS.
4174 * cpplib.h (GNU_VARARGS): Remove.
4175 (GNU_REST_ARGS): New.
4177 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
4179 * i386.md (call_pop, call, call_value_pop): Do not set
4180 current_function_uses_pic_offset_table for calls to static
4181 functions or indirect calls.
4183 2000-07-07 Jim Wilson <wilson@cygnus.com>
4185 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
4186 is_predicate_reg, then take max write_count of register pair.
4188 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4190 * tradcpp.c (main): Rename label `include' to `add_include' to
4191 avoid conflicts with variable `include' in traditional C.
4193 2000-07-07 Jakub Jelinek <jakub@redhat.com>
4195 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
4197 2000-07-07 Jakub Jelinek <jakub@redhat.com>
4199 * sibcall.c (uses_addressof): Add INMEM argument, check for
4200 current_function_internal_arg_pointer outside of MEM rtxs in addition
4202 (sequence_uses_addressof): Update caller.
4204 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
4206 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
4209 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4211 * system.h (UNION_INIT_ZERO): New macro for initializing union
4214 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
4216 2000-07-07 Neil Booth <NeilB@earthling.net>
4220 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
4222 * final.c (final): Detect out of bounds array access to
4223 the insn_lengths array.
4225 2000-07-07 Kazu Hirata <kazu@hxi.com>
4227 * fold-const.c (fold): Fix a comment typo.
4229 2000-07-07 Neil Booth <NeilB@earthling.net>
4231 * cpp.texi: Update to new lexer.
4233 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
4235 * tradcpp.c: New file.
4236 * tradcif.y: New file.
4237 * tradcif.c: New generated file.
4239 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
4240 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
4241 dependencies of C. Install tradcpp from install-common, in
4244 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
4246 * cppinit.c: Include cppdefault.h. Refer to
4247 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
4248 to GCC_INCLUDE_DIR and its length.
4249 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
4250 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
4251 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
4253 (include_defaults_array): Move to cppdefault.c.
4255 * cppdefault.h: New file.
4256 * cppdefault.c: New file.
4258 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
4259 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
4260 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
4263 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4265 * reload.c (push_reload): When seeing if can reuse a register,
4266 check extra registers against widest of INMODE and OUTMODE.
4268 2000-07-06 Neil Booth <NeilB@earthling.net>
4270 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
4271 based on full length of predicate.
4273 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
4275 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
4276 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
4278 2000-07-05 Kazu Hirata <kazu@hxi.com>
4280 * h8300-proto.h: Fix formatting.
4281 * h8300.c: Likewise.
4282 * h8300.h: Likewise.
4284 2000-07-05 Jim Wilson <wilson@cygnus.com>
4286 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
4289 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
4291 * invoke.texi: Fix minor typos
4292 * md.texi: Fix minor typos
4294 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
4296 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
4298 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
4300 * cpplex.c: Don't include sys/mman.h.
4301 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
4303 * cpplib.c: Include sys/mman.h and obstack.h.
4304 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
4306 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
4307 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
4308 bother freeing if stack entries (they will be freed with their buffer).
4309 (do_endif): Free if stack entries from the buffer obstack.
4310 (push_conditional): Allocate if stack entries from the buffer obstack.
4312 (find_answer): Rename to _cpp_find_answer.
4313 (do_assert, do_unassert): Update.
4315 * cpphash.h: Update prototypes.
4316 (xobnew): New convenience macro.
4317 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
4319 (struct cpp_hashnode): Remove disabled field.
4321 * cppinit.c: Don't include hashtab.h or splay-tree.h.
4322 (report_missing_guard): Moved to cppfiles.c.
4323 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
4325 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
4326 cpp_cleanup_includes. Don't destroy hashtab or
4327 all_include_files here.
4328 (cpp_finish): Use _cpp_report_missing_guards.
4330 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
4331 (_cpp_init_include_table): Rename _cpp_init_includes.
4332 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
4334 * cppexp.c (parse_assertion): Update for new name of
4337 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
4339 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
4341 * cpplib.c (do_ident): s/VSPACE/EOF/
4343 2000-07-05 Neil Booth <NeilB@earthling.net>
4345 * cpplex.c: Fix trigraph replacement within strings.
4347 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4349 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
4351 * xcoffout.c (assign_type_number): Constify.
4352 (xcoffout_source_file): Add static prototype. Don't needlessly
4353 cast away const-ness.
4355 2000-07-04 Jason Merrill <jason@redhat.com>
4357 * frame.h (frame_state): Move base_offset to end.
4359 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
4361 * calls.c (emit_library_call_value_1): Revert previous change.
4363 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
4365 * fix-header.c (struct partial_proto): Remove unnecessary fields.
4366 (recognized_extern, recognized_function, read_scan_file):
4367 Update for new scheme.
4368 (check_protection): It's still a multiple include guard even
4369 if it doesn't always trigger.
4370 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
4372 * scan.h: Declare struct cpp_token. Update prototypes.
4374 2000-07-03 Neil Booth <neilb@earthling.net>
4375 Zack Weinberg <zack@wolery.cumb.org>
4377 Complete overhaul of the lexer and macro expander.
4379 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
4380 arg, arglist, argdata, reflist, collect_objlike_expansion,
4381 collect_funlike_expansion, collect_params,
4382 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
4383 unsafe_chars, macarg, compare_defs, special_symbol,
4384 scan_arguments, stringify, funlike_macroexpand,
4385 _cpp_quote_string, monthnames): Delete.
4386 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
4387 _cpp_create_definition, _cpp_dump_definition,
4388 dump_hash_helper): Adjust.
4389 (find_param, count_params, parse_define, var_args_str,
4390 check_macro_redefinition, save_expansion): New.
4392 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
4393 parse_string, output_line_command, trigraph_replace,
4394 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
4395 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
4396 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
4397 _cpp_skip_rest_of_line): Modify.
4399 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
4400 find_position, null_warning, bump_column, expand_name_space,
4401 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
4402 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
4403 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
4404 _cpp_prescan): Delete.
4406 (dump_param_spelling, process_directive, lex_next,
4407 is_macro_disabled, stringify_arg, expand_context_stack,
4408 output_token, make_string_token, alloc_number_token,
4409 special_symbol, duplicate_token, maybe_paste_with_next,
4410 can_paste, prevent_macro_expansion, restore_macro_expansion,
4411 get_temp_token, release_temp_tokens, quote_string,
4412 token_names, token_spellings, _cpp_expand_name_space,
4413 _cpp_glue_header_name, _cpp_reserve_name_space,
4414 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
4415 placemarker_token, eof_token, cpp_context, macro_args,
4416 get_raw_token, parse_arg, parse_args, save_token,
4417 push_arg_context, push_macro_context, pop_context,
4418 do_pop_context, free_macro_args, _cpp_get_line,
4419 _cpp_run_directive): New.
4421 * cpplib.c (validate_else, parse_include, push_conditional,
4422 pass_thru_directive, read_line_number, parse_ifdef,
4423 detect_if_not_defined, _cpp_check_directive, do_define,
4424 do_undef, do_include, do_import, do_include_next, do_error,
4425 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
4426 top_pragmas, do_pragma_gcc, do_pragma_implementation,
4427 do_pragma_poison, do_pragma_system_header,
4428 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
4429 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
4430 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
4431 cpp_defined): Update for new scheme.
4432 (strtoul_for_line, get_define_node, dump_macro_name,
4433 _cpp_check_linemarker, _cpp_parse_assertion): New.
4434 (_cpp_handle_directive, do_pragma_default): Delete.
4436 * cpphash.h (struct predicate): Now struct answer.
4437 (enum spell_type, struct token_spelling, struct directive,
4438 directive_handler): New.
4439 Update prototypes. Remove unused macros.
4440 * cpplib.h: Update prototypes. Remove unused macros,
4441 structure definitions, and fields.
4443 * cpperror.c (print_containing_files, v_message): Adjust.
4444 * cppexp.c (parse_assertion, lex, parse_escape,
4445 _cpp_parse_expr): Adjust.
4446 * cppfiles.c (open_include_file, _cpp_execute_include,
4447 _cpp_compare_file_date, cpp_read_file, read_include_file):
4449 * cppinit.c (dump_special_to_buffer): Delete.
4450 (append_include_chain, merge_include_chains, cpp_reader_init,
4451 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
4452 cpp_finish, handle_option, print_help): Adjust.
4453 * cppmain.c (main): Adjust.
4455 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
4457 * cppspec.c (lang_specific_driver): Use double quotes in error
4460 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
4462 * calls.c (emit_library_call_value_1): Use valreg instead
4463 of hard_libcall_value.
4465 2000-07-03 Geoff Keating <geoffk@cygnus.com>
4467 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
4468 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
4469 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
4477 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
4478 mode instead of wider_mode is being used.
4480 2000-07-03 Jakub Jelinek <jakub@redhat.com>
4482 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
4483 of 'r'. Use q_regs_operand.
4484 (andsi_1+2): Use q_regs_operand.
4486 2000-07-03 Jakub Jelinek <jakub@redhat.com>
4488 * builtins.c (get_memory_rtx): Always put into alias set 0.
4490 2000-07-03 Nick Clifton <nickc@cygnus.com>
4492 * config/arm/arm.md: Fix post increment and pre increment
4493 peepholes so that they do not generate UNPREDICATBLE opcodes.
4494 (ie ones where the increment clobbers the source/destination).
4496 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
4498 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
4499 change too big for -mtiny-stack" a warning, if larger than 63.
4500 (out_set_stack_ptr): Change the logic so -mno-interrupts is
4501 always safe to use on possible future devices.
4502 (function_prologue): Write SPH before SPL, for consistency.
4503 If interrupt_func_p true, we know we have enabled interrupts.
4504 (avr_num_arg_regs): New function. Round up to even number of
4505 bytes if no -mpack-args or if calling a libgcc function.
4506 (function_arg, function_arg_advance): Use it.
4507 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
4508 Output "movw" if available.
4509 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
4510 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
4511 (asm_output_section_name): Add blanks for consistent output.
4512 (encode_section_info): Set TREE_READONLY for progmem data to
4513 avoid gas warnings about changed section attributes.
4514 (avr_hard_regno_mode_ok): Force non-QImode data to start in
4515 even numbered registers on devices with "movw".
4516 * config/avr/avr.h (MASK_*): Define bits for target_flags.
4517 (TARGET_SWITCHES): Mark help strings for translation.
4518 Add new -mpack-args and -menhanced switches.
4519 (TARGET_OPTIONS): Mark help strings for translation.
4520 (progmem_section): Add section attributes.
4521 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
4522 Output "movw" if available.
4523 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
4525 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
4526 call convention (arguments aligned on even registers).
4527 (_cleanup, _exit): Make weak symbols libc can override.
4529 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4531 * fp-bit.h: New file.
4533 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
4534 Comment #endif statements.
4535 (__thenan_sf, __thenan_df): Add missing braces around initializer.
4537 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
4539 * gcse.c (compute_pre_data): Compute ae_kill using other local
4540 properties instead of calling compute_ae_kill.
4542 * alias.c (init_alias_analysis): Do not call
4543 prologue_epilogue_contains until after reload has completed.
4545 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
4547 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
4548 (genrtl_finish_compound_stmt): Likewise.
4549 (genrtl_compound_stmt): Change to return void.
4551 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
4552 move code from here to ...
4553 (genrtl_compound_stmt): ... here.
4554 (genrtl_finish_compound_stmt): Remove.
4555 (expand_stmt): Add comment.
4557 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
4559 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
4562 2000-07-02 Jakub Jelinek <jakub@redhat.com>
4564 * cpplib.h (struct cpp_reader): New field include_depth.
4565 (struct cpp_printer): Rename last_bsd to last_id.
4566 * cppfiles.c (read_include_file): Bump include_depth.
4567 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
4568 (output_line_command): Output correct #line if a header
4569 is including itself and is not protected against multiple inclusion.
4570 Use include_depth instead of buffer_stack_depth, last_id instead of
4572 * cppinit.c (cpp_start_read): Initialize last_id instead of
4575 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
4577 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
4578 (c-semantics.o): New target.
4580 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
4581 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
4582 (genrtl_clear_out_block): Likewise.
4583 (genrtl_goto_stmt): Likewise.
4584 (genrtl_expr_stmt): Likewise.
4585 (genrtl_decl_stmt): Likewise.
4586 (genrtl_if_stmt): Likewise.
4587 (genrtl_while_stmt): Likewise.
4588 (genrtl_do_stmt): Likewise.
4589 (genrtl_return_stmt): Likewise.
4590 (genrtl_for_stmt): Likewise.
4591 (genrtl_break_stmt): Likewise.
4592 (genrtl_continue_stmt): Likewise.
4593 (genrtl_scope_stmt): Likewise.
4594 (genrtl_switch_stmt): Likewise.
4595 (genrtl_case_label): Likewise.
4596 (genrtl_begin_compound_stmt): Likewise.
4597 (gerntl_finish_compound_stmt): Likewise.
4598 (genrtl_compound_stmt): Likewise.
4599 (genrtl_asm_stmt): Likewise.
4600 (genrtl_decl_cleanup): Likewise.
4601 (DECL_ANON_UNION_ELEMS): Likewise.
4602 (emit_local_var): Likewise.
4603 (make_rtl_for_local_static): Likewise.
4604 (expand_cond): Likewise.
4605 (expand_stmt): Likewise.
4606 (c_expand_return): Likewise.
4607 (c_expand_start_case): Likewise.
4608 (do_case): Likewise.
4609 (COMPOUND_STMT_NO_SCOPE): Likewise.
4610 (c_expand_asm_operands): Likewise.
4611 (NEW_FOR_SCOPE_P): New macro.
4612 (expand_expr_stmt_fn): New type.
4614 (set_current_function_name_declared): Likewise.
4615 (current_function_name_declared): Likewise.
4616 (lang_expand_stmt): Likewise.
4617 (stmts_are_full_exprs_p): Likewise.
4618 (anon_aggr_type_p): Likewise.
4619 (lang_expand_expr_stmt): Likewise.
4620 (build_case_label): Likewise.
4622 * c-decl.c (lang_expand_expr_stmt): Initialize.
4623 (stmts_are_full_exprs_p): Define.
4624 (current_function_name_declared): Likewise.
4625 (do_case): Likewise.
4626 (lang_expand_stmt): Likewise.
4627 (set_current_function_name_declared): Likewise.
4628 (anon_aggr_type_p): Likewise.
4630 * c-semantics.c: New file.
4631 (expand_cond): Moved from cp/semantics.c.
4632 (genrtl_do_pushlevel): Likewise.
4633 (genrtl_clear_out_block): Likewise.
4634 (genrtl_goto_stmt): Likewise.
4635 (genrtl_expr_stmt): Likewise.
4636 (genrtl_decl_stmt): Likewise.
4637 (genrtl_if_stmt): Likewise.
4638 (genrtl_while_stmt): Likewise.
4639 (genrtl_do_stmt): Likewise.
4640 (genrtl_return_stmt): Likewise.
4641 (genrtl_for_stmt): Likewise.
4642 (genrtl_break_stmt): Likewise.
4643 (genrtl_continue_stmt): Likewise.
4644 (genrtl_scope_stmt): Likewise.
4645 (genrtl_switch_stmt): Likewise.
4646 (genrtl_case_label): Likewise.
4647 (genrtl_begin_compound_stmt): Likewise.
4648 (genrtl_finish_compound_stmt): Likewise.
4649 (genrtl_compound_stmt): Likewise.
4650 (genrtl_asm_stmt): Likewise.
4651 (genrtl_decl_cleanup): Likewise.
4652 (make_rtl_for_local_static): Moved from cp/decl.c.
4653 (emit_local_var): Likewise.
4654 (expand_stmt): Define.
4656 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
4657 (c_expand_return): Likewise.
4658 (c_expand_start_case): Likewise.
4660 2000-07-01 Richard Henderson <rth@cygnus.com>
4662 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
4663 with the low 13 bits set.
4664 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
4665 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
4666 of the low 13 bits into a CONST plus an adddi3.
4667 (load_symptr): Set RTX_UNCHANGING_P.
4669 See ChangeLog.3 for earlier changes.