1 2000-08-24 Greg McGary <greg@mcgary.org>
3 * optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab,
4 and extendtab within their proper array boundaries.
5 * emit-rtl.c (init_emit_once): Pass `const_tiny_rtx' with bounds
8 * config/arm/arm.c (arm_override_options): Use ARRAY_SIZE.
9 * config/alpha/alpha.c (alpha_lookup_xfloating_lib_func): Likewise.
10 * config/avr/avr.c (order_regs_for_local_alloc): Likewise.
11 * config/fr30/fr30.c (fr30_print_operand): Likewise.
12 * config/i386/dgux.c (output_options): Likewise.
13 * config/i386/dgux.h (ASM_FILE_START): Likewise.
14 * config/m88k/m88k.c (output_options): Likewise.
15 * config/m88k/m88k.h (ASM_FILE_START): Likewise.
16 * config/mcore/mcore.c (mcore_output_inline_const_forced,
17 layout_mcore_frame, handle_structs_in_regs): Likewise.
18 * config/mips/mips.c (output_block_move): Likewise.
19 * config/rs6000/rs6000.c (rs6000_override_options,
20 rs6000_file_start): Likewise.
21 * config/sparc/sparc.c (sparc_add_gc_roots): Likewise.
22 * fixinc/fixfixes.c (FIX_TABLE_CT): Likewise.
23 * fixinc/fixtests.c (TEST_TABLE_CT): Likewise.
24 * builtins.c (expand_builtin_setjmp): Likewise.
25 * expr.c (safe_from_p): Likewise.
26 * flow.c (life_analysis): Likewise.
27 * fold-const.c (size_int_type_wide): Likewise.
28 * gcc.c (translate_options, init_spec, set_spec, main): Likewise.
29 * genattrtab.c (make_length_attrs): Likewise.
30 * genopinit.c (gen_insn): Likewise.
31 * genrecog.c (NUM_KNOWN_PREDS, NUM_SPECIAL_MODE_PREDS): Likewise.
32 * global.c (global_alloc): Likewise.
33 * local-alloc.c (find_free_reg): Likewise.
34 * mips-tdump.c (print_symbol): Likewise.
35 * mips-tfile.c (parse_def, parse_input): Likewise.
36 * reload1.c (NUM_ELIMINABLE_REGS): Likewise.
37 * stmt.c (expand_nl_goto_receiver): Likewise.
38 * stor-layout.c (set_sizetype): Likewise.
39 * varasm.c (decode_reg_name): Likewise.
40 * toplev.c (decode_f_option, decode_W_option,
41 set_target_switch, print_switch_values): Likewise.
42 (NUM_ELEM): Remove macro.
43 (display_help, main): s/NUM_ELEM/ARRAY_SIZE/
45 2000-08-24 Greg McGary <greg@mcgary.org>
47 * tree.h (enum tree_index): New member `TI_MAIN_IDENTIFIER'.
48 (MAIN_NAME_P, main_identifier_node): New macros.
49 * c-common.c (c_common_nodes_and_builtins): Init main_identifier_node.
50 * c-decl.c (start_decl, grokdeclarator, start_function,
51 store_parm_decls, finish_function): Use MAIN_NAME_P.
52 * config/avr/avr.c (function_prologue, function_epilogue): Likewise.
53 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
54 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
55 * config/pdp11/pdp11.c (output_function_prologue): Likewise.
57 2000-08-24 Greg McGary <greg@mcgary.org>
59 * cppfiles.c (actual_directory): Don't write beyond `dir'
61 * real.c (asctoeg): Stay within bounds of etens[][].
63 2000-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
65 * dependence.c (dependence_string, direction_string,
66 dump_one_node, dump_node_dependence): Hide unused identifiers.
67 (get_low_bound, normalize_coefficients): Match definition to
69 (get_one_coefficient): Initialize variables `value0_is_idx' and
71 (ziv_test, gcd_test): Mark parameters with ATTRIBUTE_UNUSED.
72 (ziv_test): Delete variable `idx', use parameter `sub' instead.
73 (direction_merge): Avoid automatic aggregate initialization.
74 (have_dependence_p): Use `src' not `dest' to set `src_idx'.
75 Initialize variables `dest_idx' and `src_idx'.
76 (end_dependence_analysis): Avoid C89 style function definition.
78 2000-08-24 Joseph S. Myers <jsm28@cam.ac.uk>
80 * c-common.c (time_char_table): Don't allow width with %F.
81 (check_format_info): Don't allow "Z" length with scanf.
83 2000-08-24 Gabriel Dos Reis <gdr@codesourcery.com>
85 * diagnostic.c (finish_diagnostic): Define.
86 (output_do_printf): Use wrap_text instead of output_add_string.
87 (default_print_error_function): Avoid embedded '\n'.
89 * diagnostic.h (flush_diagnostic_buffer): Declare.
91 2000-08-23 Alexandre Oliva <aoliva@redhat.com>
93 * dependence.c: Replace `[][]' with `[][MAX_SUBSCRIPTS]'.
95 2000-08-23 Hans-Peter Nilsson <hp@axis.com>
97 * Makefile.in (GCC_PASSES): Add specs.
99 2000-08-23 Jim Wilson <wilson@cygnus.com>
101 * frame.h (IA64_UNW_EHANDLER, IA64_UNW_UHANDLER): New.
102 * config/ia64/frame-ia64.c (__get_personality): Return zero if neither
103 EHANDLER nor UHANDLER bit is set.
104 (__get_except_table): Likewise.
106 2000-08-23 Nick Clifton <nickc@redhat.com>
108 * config/arm/lib1funcs.asm: Replace upper case condition codes
109 with lower case versions.
111 * config/arm/arm.h (STRUCT_VALUE): Define.
112 (STRUCT_VALUE_REGNUM): Delete.
114 2000-08-23 Zack Weinberg <zack@wolery.cumb.org>
116 * cpphash.h (IN_I): New flag for directive table.
117 * cpplib.c (DIRECTIVE_TABLE): Mark #define, #undef, #ident, and
119 (_cpp_check_directive): If -fpreprocessed, execute directives
120 marked with IN_I. Issue no warnings in this case.
121 * cpplex.c (_cpp_get_token): Expand no macros if -fpreprocessed.
123 2000-08-23 Joseph S. Myers <jsm28@cam.ac.uk>
125 * c-common.c (print_char_table): Allow 'I' flag with %d, %i and
127 (check_format_info): Support printf 'I' flag; warn about it with
130 2000-08-23 Richard Earnshaw (rearnsha@arm.com)
132 * arm.c (arm_expand_prologue): Ensure that the stack-adjustment
133 barrier can't be ignored by the alias analysis code.
135 2000-08-12 Eli Zaretskii <eliz@is.elta.co.il>
137 * fixinc/inclhack.def (sysv68_string): Fix the Sed script so it
138 works inside fixincl.
140 Wed Aug 23 04:55:48 2000 Alexandre Oliva <aoliva@redhat.com>
142 * simplify-rtx.c (simplify_rtx): Don't pass VOIDmode to
143 simplify_relational_operation() unless both operands are of
145 * cse.c (fold_rtx): Likewise.
147 Tue Aug 22 23:53:27 EDT 2000 John Wehle (john@feith.com)
149 * rtlanal.c (rtx_unstable_p): The pic register is stable
150 (within one function) and the actual rtx should be used
151 when checking the registers.
152 (rtx_addr_can_trap_p): Pic memory addresses can't trap.
154 * alias.c (true_dependence, write_dependence_p): Fix
155 bug in previous patch.
157 * i386.c (ix86_GOT_alias_set): New.
158 (legitimize_pic_address): Use it.
160 * rtlanal.c (rtx_unstable_p): An unchanging MEM is
161 only stable if its address is stable.
162 (rtx_varies_p): An unchanging MEM can't vary if
163 its address doesn't vary.
165 2000-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
167 * c-parse.in (unop +): Restrict -Wtraditional warnings to user code.
169 2000-08-22 J. David Anglin <dave@hiauly1.hia.nrc.ca>
171 * vax.h (ASM_SPEC): Pass `-J' to assembler.
172 * x-vax-gcc: New file for bootstrapping with gcc.
173 * x-vax: Use X_CFLAGS rather than X_CPPFLAGS to pass `-J'.
174 * configure.in: Use x-vax-gcc with gcc.
175 * configure: Rebuilt.
177 Tue Aug 22 21:21:05 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
179 * toplev.c (rest_of_compilation): Rebuild label notes after
180 post-reload splitting pass if new labels have been created.
182 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
184 * diagnostic.h (output_buffer_state): New macro.
185 * diagnostic.c (diagnostic_for_decl, sorry,
186 default_print_error_function, output_do_verbatim,
187 report_diagnostic, report_problematic_module): Use it.
189 (output_format): Use wrap_text instead of maybe_wrap_text.
191 2000-08-22 Nick Clifton <nickc@redhat.com>
193 * config/arm/lib1funcs.asm (ARM_DIV_MOD_BODY): New macro.
194 Common code for ARM divide and modulus functions.
195 (THUMB_DIV_MOD_BODY): New macro. Thumb equivalent of
197 (FUNC_END): New macro: Common code at the end of the division and
199 (THUMB_FUNCTION_START): New macro: Common code at the start of
201 (__divsi3, __udivsi3, __modsi3, __umodsi3): Use new macros.
203 Tue Aug 22 20:34:52 2000 Kaz Kojima <kkojima@rr.iij4u.or.jp>
205 * config/sh/sh.md (cmpeqdi_t splitter): Fix a reverse testing.
207 * config/sh/sh.c (prepare_scc_operands): Apply force_reg to
208 sh_compare_op1 when the mode is DImode and sh_compare_op1 isn't
211 2000-08-22 Nick Clifton <nickc@redhat.com>
213 * config/arm/lib1funcs.asm (__umodsi3): Before performing any
214 restorative additions, test for bottom bits of IP being set,
215 rather than relying upon the RORs not matching.
218 2000-08-22 David Edelsohn <edelsohn@gnu.org>
220 * aix.h (ASM_DECLARE_FUNCTION_NAME): Call named_section() or
221 text_section() as appropriate instead of emitting text csect
223 (TEXT_SECTION_ASM_OP): Only require default 32-bit alignment.
224 (UNIQUE_SECTION): Define macro.
225 (ASM_OUTPUT_SECTION_NAME): Define macro.
226 * rs6000.c (rs6000_override_options): Disable -ffunction-sections
227 on AIX if debugging and -fdata-sections always.
229 2000-08-22 Steven King <sxking@uswest.net>
231 * config/float-i386.h (LDBL_EPSILON): Remove __convert_long_double
233 (LDBL_MAX): Same here.
235 2000-08-22 Richard Henderson <rth@cygnus.com>
237 * flow.c (tidy_fallthru_edge): Update b->end properly.
239 2000-08-22 Stan Cox <scox@redhat.com>
241 * Makefile.in (OBJS): Add dependence.o.
242 * dependence.c: New file.
244 2000-08-22 Alexandre Oliva <aoliva@redhat.com>, John David Anglin <dave.anglin@nrc.ca>
246 * calls.c (check_sibcall_argument_overlap_1): Adjust for
248 (check_sibcall_argument_overlap): Likewise.
250 2000-08-22 Alexandre Oliva <aoliva@redhat.com>
252 * invoke.texi (SH Options): Document -m4-nofpu,
253 -m4-single-only, -m4-single, -m4, -mbigtable, -mfmovd,
254 -mhitachi, -mnomacsave, -misize, -mpadstruct, -mspace.
256 2000-08-22 Joseph S. Myers <jsm28@cam.ac.uk>
258 * c-common.c (check_format_info): Give the 'some locales' warning
259 for strftime %Ey rather than the unconditional 'only last 2 digits
262 2000-08-22 Richard Henderson <rth@cygnus.com>
264 * alias.c (init_alias_analysis): Do not register
265 struct_value_incoming_rtx or static_chain_rtx as pointing
268 Tue Aug 22 01:44:43 2000 Jeffrey A Law (law@cygnus.com)
270 * protoize.c (munge_compile_params): Fix typo and formatting buglets.
272 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
274 * diagnostic.h (report_problematic_module): Declare.
275 * diagnostic.c (report_problematic_module): New function.
276 (report_error_function): Tweak.
278 Tue Aug 22 02:31:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
280 * stmt.c (expand_goto_internal, fixup_gotos): Only check
281 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
283 2000-08-21 Richard Henderson <rth@cygnus.com>
285 * flow.c (calculate_global_regs_live): Mark frame pointer live
286 everywhere before reload.
288 2000-08-21 Jim Wilson <wilson@cygnus.com>
290 * real.c (ereal_from_int, ereal_from_uint, significand_size): Handle
291 INTEL_EXTENDED_IEEE_FORMAT.
292 (toe64): Delete INTEL_EXTENDED_IEEE_FORMAT support. Unconditionally
293 clear last two bytes of output FP value.
295 2000-08-21 Graham Stott <grahams@cygnus.co.uk>
297 * config/ia64/ia64.h (REDO_SECTION_INFO_P): Change decl to DECL.
299 2000-08-21 Jakub Jelinek <jakub@redhat.com>
301 * unroll.c (loop_find_equiv_value): If ret is modified between
302 insn and loop_start, ret might not be equivalent to reg.
304 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
306 * c-common.c (init_dollar_format_checking,
307 maybe_read_dollar_number, finish_dollar_format_checking): New
309 (dollar_arguments_used, dollar_arguments_count,
310 dollar_first_arg_num, dollar_max_arg_used, dollar_format_warned):
312 (check_format_info): Support $ formats for scanf and printf width
313 and precision. Always increment format_chars to advance past the
314 '*' of precision, not just when the format parameters are
317 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
319 * mips.c (block_move_loop, expand_block_move,
320 function_arg_partial_nregs, save_restore_insns, function_prologue,
321 mips_expand_prologue, RA_MASK): Avoid using the `U' integer
323 (function_arg_advance, function_arg): Match argument to format
326 2000-08-21 Nix <nix@esperi.demon.co.uk>
328 * gcc.c (do_spec_1): Implement %j spec flag.
331 * gcc.texi (The Configuration File): Document HOST_BIT_BUCKET.
332 * system.h (HOST_BIT_BUCKET): Default to "/dev/null".
333 * config/i386/xm-dos.h (HOST_BIT_BUCKET): Define as "NUL".
334 * config/i386/xm-os2.h, config/winnt/winnt.h: Likewise.
336 * protoize.c (munge_compile_params): Use HOST_BIT_BUCKET (if
337 writable) instead of hardcoded value.
339 * toplev.c (compile_file): Output to a file even if -fsyntax-only.
341 * gcc.c, config/i386/xm-dos.h, config/i386/xm-os2.h: Kill
344 * gcc.c (cc1_options): Do not process -o or run the assembler if
346 * objc/lang-spec.h: Likewise.
348 2000-08-21 Eli Zaretskii <eliz@is.elta.co.il>
350 * fixinc/fixincl.c (fix_with_system): Pipe the output of
351 "external" fixes through `cat', to avoid truncating the input
354 2000-08-21 Jakub Jelinek <jakub@redhat.com>
356 * config/i386/i386.md (lea_general_1): Copy insn condition to split
358 (lea_general_2, lea_general_3): Likewise.
360 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
362 * c-decl.c (duplicate_decls, define_label): Restrict -Wtraditional
363 warnings to user code.
365 * c-lex.c (readescape, yylex): Likewise.
367 * c-typeck.c (store_init_value, process_init_element): Likewise
368 (c_expand_start_case): Format.
370 2000-08-18 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
372 * mips/linux.h (LINK_SPEC): Use %(endian_spec).
374 * mips/mips.h: Change LINKER_ENDIAN_SPEC to ENDIAN_SPEC
375 and linker_endian_spec to endian_spec.
376 (ENDIAN_SPEC): Add %{EB} and %{EL}.
377 (LINK_SPEC): Remove %{EB} and %{EL}.
378 (ASM_SPEC): Likewise. Use %(endian_spec).
380 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
382 * c-tree.h (flag_hosted): Move declaration from here...
383 * c-common.h (flag_hosted): ... to here.
384 (flag_noniso_default_format_attributes): New declaration.
385 * c-decl.c (flag_noniso_default_format_attributes): New variable.
386 (c_decode_option): Set it appropriately for options choosing
387 language standard variant.
388 * c-common.c (init_function_format_info): Only provide default
389 format attributes if flag_hosted. Only provide the gettext
390 formats if flag_noniso_default_format_attributes. Update
392 (check_format_info): Disable treatment of %a as a scanf flag in
395 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
397 * c-common.c (scan_char_table): Add 'w' to flags for all formats
399 (check_format_info): Set 'wide' for scanf format widths. Warn for
400 a zero scanf width. Make the check for writing into a constant
401 object at the first level of indirection; at later levels, warn if
402 any type qualifiers are encountered.
404 Mon Aug 21 07:41:12 2000 Jeffrey A Law (law@cygnus.com)
406 * reload.c (reload_inner_reg_of_subreg): New function broken out of
408 (push_reload): Use reload_inner_reg_of_subreg.
409 (combine_reloads): Do not combine reloads if the input reload
410 is a SUBREG in which the inner part will need reloading.
412 * global.c (global_alloc): Avoid passing dumpfile argument to
414 * toplev.c (rest_of_compilation): Likewise.
415 * reload.h (reload): Remove dumpfile argument. Callers changed.
416 (debug_reload, debug_reload_to_stream): Move prototypes here.
417 * rtl.h (reload): Remove dumpfile argument.
418 * reload.c (debug_reload): Remove prototype.
419 (debug_reload_to_stream): Likewise.
420 * reload1.c: Avoid passing dumpfile around, rely on rtl_dump_file
423 2000-08-21 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
425 * diagnostic.c (context_as_prefix): Export.
426 (need_error_newline): Remove.
427 (lang_diagnostic_starter, lang_diagnostic_finalizer): New objects.
428 (error_module_changed, record_last_error_module,
429 error_function_changed, record_last_error_function): New functions.
430 (initialize_diagnostics): Default intialize
431 lang_diagnostic_starter, lang_diagnostic_finalizer.
432 (init_output_buffer): Tweak.
433 (file_name_as_prefix): New function.
434 (announce_function, default_print_error_function,
435 report_error_function, set_diagnostic_context): Tweak.
437 2000-08-21 Richard Earnshaw <rearnsha@arm.com>
439 * flow.c (init_propagate_block_info): Handle SUBREG in a jump
440 condition expression.
442 2000-08-20 Richard Henderson <rth@cygnus.com>
444 * flow.c (merge_blocks_nomove): Don't seek back past the bb note.
446 2000-08-20 Zack Weinberg <zack@wolery.cumb.org>
448 * cppinit.c (cpp_init): Set global flag when called.
449 (cpp_reader_init): Bomb out if cpp_init hasn't been called.
451 Sun Aug 20 01:41:35 2000 Dennis Chernoivanov <cdi@sparc.spb.su>
453 * cpplex.c (cpp_scan_buffer): Move `output_line_command' just
454 before `process_directive' so that newlines won't be missed
456 (cpp_printf): Increment `print->lineno' when newline is emitted.
458 * cppmain.c (cb_ident): Likewise.
459 (cb_define): Likewise.
460 (cb_undef): Likewise.
461 (cb_include): Likewise.
462 (cb_def_pragma): Likewise.
463 (dump_macros_helper): Likewise.
465 2000-08-20 Richard Henderson <rth@cygnus.com>
467 * config/ia64/ia64.c (emit_insn_group_barriers): Stop if ar.lc
468 assigned before a loop.
470 * config/ia64/ia64.md (ashlsi3): Zero extend the shift count.
471 (ashrsi3, lshrsi3): Likewise.
473 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
475 * c-lang.c: #include diagnostic.h
476 (c_tree_printer): New function.
477 (lang_init): Initialize lang_printer.
479 * Makefile.in (c-lang.o): Depends on diagnostic.h
481 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
483 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic.
485 * diagnostic.c (default_diagnostic_starter,
486 default_diagnostic_finalizer): New functions.
487 (diagnostic_for_asm, diagnostic_for_decl): Tweak.
488 (pedwarn, pedwarn_with_file_and_line, error,
489 error_with_file_and_line, fatal, warning,
490 warning_with_file_and_line): Adjust call to report_diagnostic.
491 (report_diagnostic): Rework.
492 (set_diagnostic_context): New function.
494 * diagnostic.h (struct diagnostic_context): New data structure.
495 (diagnostic_message, diagnostic_argument_list,
496 diagnostic_file_location, diagnostic_line_location,
497 diagnostic_is_warning, diagnostic_starter, diagnostic_finalizer,
498 diagnostic_finalizer, diagnostic_auxiliary_data): New macros.
499 (set_diagnostic_context): Declare.
500 (report_diagnostic): Change prototype.
502 Sun 20-Aug-2000 09:25:45 BST Neil Booth <NeilB@earthling.net>
504 * fix-header.c (main): Initialize cpplib.
506 2000-08-19 Michael Meissner <meissner@redhat.com>
508 * ifcvt.c (find_if_block): Do not assume that a THEN block has any
509 instructions in it before checking for indirect jumps.
511 * ifcvt.c (find_if_block): Do not consider a THEN block that ends
512 in a indirect jump as a potential for conditional execution.
514 * d30v.h (d30v_init_expanders): Don't declare here.
515 * d30v-protos.h (d30v_init_expanders): Declare here with a valid
518 Sat 19-Aug-2000 21:11:45 BST Neil Booth <NeilB@earthling.net>
520 * cpp.texi: Add @section for assertions.
522 Sat Aug 19 12:37:08 EDT 2000 John Wehle (john@feith.com)
524 * loop.c (scan_loop): Use CONST_CALL_P instead of
525 checking for REG_LIBCALL / REG_RETVAL.
527 Sat Aug 19 09:18:47 2000 Jeffrey A Law (law@cygnus.com)
529 * reload1.c (reload_as_needed): Accept dumpfile argument,
530 pass it to emit_reload_insns.
531 (emit_reload_insns): Add new dumpfile argument. If non-null
532 then dump the reloads for each insn into the dumpfile.
533 (reload): Pass dumpfile to reload_as_needed.
535 * invoke.texi: Clean up linux-gnu vs linux comments.
537 2000-08-19 Richard Henderson <rth@cygnus.com>
539 * config/ia64/ia64.c (reg_or_5bit_operand): New.
540 (ia64_depz_field_mask): New.
541 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_R): New.
542 (PREDICATE_CODES): Update.
543 * config/ia64/ia64.md: Update commentary.
544 (depz_internal): New.
545 (ashlsi3): Implement directly.
546 (ashrsi3, lshrsi3): Simplify; rely on extv and extzv for constants.
547 (ashldi3): Use shladd.
548 * config/ia64/ia64-protos.h: Update.
550 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
552 * toplev.c (independent_decode_option): Always process -g.
553 Remove third argument, now unused. Adjust caller to match.
555 2000-08-18 Richard Henderson <rth@cygnus.com>
557 * combine.c (make_compound_operation): Break after creating
560 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
562 * cpplib.c (cpp_register_pragma_space): Just return if the
563 namespace is already registered.
565 2000-08-18 Ray Essick <essick@ddna.labs.mot.com> & Nick Clifton <nickc@redhat.com>
567 * config/mcore/mcore.md (rotlsi3): Allow allow rotations by a
568 constant amount. Do not generate ROTL instruction.
570 Fri Aug 18 16:22:20 2000 Alexandre Oliva <aoliva@redhat.com>
572 * config/sh/elf.h: Do not include sh/sh.h.
573 * config/sh/rtems.h: Likewise.
574 * config/sh/rtemself.h: Do not include sh/elf.h.
575 * configure.in: Get them included with `tm_file's.
576 * configure: Rebuilt.
578 * config/sh/sh.md (fpu_switch0, fpu_switch1): Simplify.
579 * config/sh/sh.c (fpscr_set_from_mem): Use them.
581 Fri Aug 18 14:23:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
583 * stor-layout.c (compute_record_type): Don't use mode of single
584 field as mode of record if not integer mode of same type.
586 * regmove.c (perhaps_ends_bb_p): New function.
587 (optimize_reg_copy_1, optimize_reg_copy_2): Call it.
588 (optimize_reg_copy_3, fixup_match_2, regmove_optimize): Likewise.
589 (fixup_match_1): Likewise.
590 (fixup_match_1, combine_stack_adjustments_for_block): Add casts to
591 avoid signed/unsigned warnings.
593 * function.c (fixup_var_refs_1, case MEM): Update CODE after
596 Fri 18-Aug-2000 18:33:45 BST Neil Booth <NeilB@earthling.net>
598 * cpphash.h: Use HAVE_DESIGNATED_INITIALIZERS.
599 (_cpp_trigraph_map): Declaration moved from cpplex.c
601 * cppinit.c: Define _cpp_trigraph_map. Use UCHAR_MAX + 1
602 instead of 256. Use consistent test for designated initializers.
603 (cpp_init): Initialize trigraph_map.
604 (initialize_standard_includes, parse_option): Use memcmp
607 * cpplex.c (init_trigraph_map): Remove.
608 (trigraph_ok, trigraph_replace, lex_line): Refer to
611 * cpplib.c (str_match, WARNING, ERROR, ICE): Delete.
612 (do_unassert): Remove unused "next" local.
614 * system.h (HAVE_DESIGNATED_INITIALIZERS): New prototype.
616 2000-08-18 Emmanuel Marty <emarty@suntech.fr>
618 * arm/lib1funcs.asm (_umodsi3 THUMB VARIANT): Restore deleted return
621 2000-08-17 Richard Henderson <rth@cygnus.com>
623 * config/ia64/ia64.c (spill_restore_mem): Handle emitting
624 the first insn in a sequence.
626 Thu Aug 17 22:40:05 EDT 2000 John Wehle (john@feith.com)
628 * alias.c (true_dependence, write_dependence_p): A read
629 involving a label_ref or the constant pool doesn't create
632 * rtl.h (unchanging): Improve documentation.
634 2000-08-17 Rodney Brown <RodneyBrown@mynd.com>
636 * cse.c (insert_regs): Remove unused `regno'.
638 2000-08-17 Neil Booth <NeilB@earthling.net>
640 * (cppinit.c) merge_include_chains: Use remove_dup_dir,
641 remove_dup_dirs. If qtail == brack, remove brack not
643 (remove_dup_dir, remove_dup_dirs): New functions.
645 2000-08-17 Neil Booth <NeilB@earthling.net>
647 * cppinit.c (cpp_cleanup): Free include dir chains.
648 * cpplib.c (do_undef): Let _cpp_free_definition make the node void.
649 (do_unassert): Free the assert with _cpp_free_definition.
650 * cppmacro.c (_cpp_free_definition): Free memory allocated for
651 assertions. Make the node a T_VOID node.
653 2000-08-17 Neil Booth <NeilB@earthling.net>
655 * cppinit.c (path_include, append_include_chain):
656 Remove 2nd parameter (struct cpp_pending *).
657 (path_include, initialize_standard_includes, cpp_handle_option):
658 Update callers appropriately.
659 (cpp_handle_option): Use pend.
661 2000-08-17 Neil Booth <NeilB@earthling.net>
663 * cppinit.c (sort_options): Remove, put functionality in
666 (initialize_builtins): Free memory.
667 (cpp_start_read): Move init_IStable to cpp_init.
669 * cpplib.h (cpp_init): New prototype.
670 * cppmain.c (main): Call cpp_init.
672 Thu Aug 17 13:20:32 EDT 2000 John Wehle (john@feith.com)
674 * rtlanal.c (rtx_unstable_p): Use CONSTANT_P.
675 (rtx_unstable_p, rtx_varies_p): Process vectors.
677 2000-08-16 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
679 * config/sh/lib1funcs.asm (GLOBAL): Define. Use for all
680 references to GLOBAL symbols. Use LOCAL where appropriate.
682 2000-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
684 * configure.in (*-ibm-aix4.[12]*): Delete test for gnu ld. Always
685 use t-aix41 when host == target.
687 2000-08-16 Richard Henderson <rth@cygnus.com>
689 * reload.c (push_secondary_reload): Revert last change.
690 If we use a reload_in/out pattern, make the when the same
691 as the primary reload.
692 (find_reloads): Likewise.
694 2000-08-16 Manfred Hollstein <manfredh@redhat.com>
696 * configure.in (libstdcxx-v3): Fix test.
697 * configure: Regenerate.
699 Wed Aug 16 08:10:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
701 * calls.c (calls_function_1, expand_call): Only test
702 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
703 * function.c (thread_prologue_and_epilogue_insns): Likewise.
705 2000-08-16 Richard Henderson <rth@cygnus.com>
707 * combine.c (simplify_shift_const): Revert previous two
708 changes. If SHIFT_COUNT_TRUNCATED, crop the shift count
709 before the main loop.
711 2000-08-15 Richard Henderson <rth@cygnus.com>
713 * combine.c (simplify_shift_const): Bound shift count when
716 Tue Aug 15 17:33:05 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
718 * calls.c (ECF_SP_DEPRESSED): New macro.
719 (calls_function_1): Treat calling sp-depressed function as alloca.
720 (emit_call_1): Don't adjust SP if calling sp-depressed function.
721 (expand_call): Set ECF_SP_DEPRESSED if TYPE_RETURNS_STACK_DEPRESSED.
722 If sp-depressed, ensure block saves and restores SP.
723 * fold-const.c (extract_muldiv): Only check TYPE_IS_SIZETYPE
725 * function.c (keep_stack_depressed): New function.
726 (thread_prologue_and_epilogue_insns): Call it.
727 * print-tree.c (print_node): Use HOST_WIDE_INT_PRINT_UNSIGNED
728 to print DECL_OFFSET_ALIGN.
729 Print no-force-blk and transparent-union flags properly.
730 * stmt.c (expand_goto_internal): Don't restore stack if last block
731 and function returns with sp depressed.
732 (fixup_gotos): Likewise.
733 (save_stack_pointer): New function, from code in expand_decl.
734 (expand_decl): Call new function.
735 * tree.h (TYPE_IS_SIZETYPE): Call INTEGER_TYPE_CHECK.
736 (TYPE_RETURNS_STACK_DEPRESSED): New macro.
737 (save_stack_pointer): New declaration.
739 * diagnostic.c (fatal_function): New variable.
740 (set_fatal_function): New function.
742 * diagnostic.h (set_fatal_function): New declaration.
744 2000-08-15 William Cohen <wcohen@redhat.com>
746 * config/sh/elf.h (DWARF2_DEBUGGING_INFO): Defined.
747 (PREFERRED_DEBUGGING_TYPE): Set to dwarf2 info.
748 (DWARF2_ASM_LINE_DEBUG_INFO): Defined.
750 2000-08-15 Richard Henderson <rth@cygnus.com>
752 * flow.c (mark_used_reg): Set reg_cond_reg appropriately.
754 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
756 * arm.c (arm_function_ok_for_sibcall): New function.
757 * arm.h (FUNCTION_OK_FOR_SIBCALL): Define.
758 * arm.md (call expanders): Don't check here for calls that can't
761 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
763 * arm.md (splits generating cond_exec): Disable.
765 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
767 * arm/linux-elf.h (text_section): Delete declaration.
769 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
771 ARM support for unordered FP operations.
772 * arm-protos.h (arm_comparison_operator): Declare.
773 * arm.c (arm_comparison_operator): New function.
774 (arm_select_cc_mode): Add unordered comparison codes.
775 (get_arm_condition_code): Likewise.
776 (arm_final_prescan_insn): Can't handle unordered jumps that can't
778 * arm.h (PREDICATE_CODES): Add arm_comparison_operator.
779 * arm.md (all uses of comparison_operator): Replace with
780 arm_comparison_operator.
781 (bunordered, bordered, bugt, bunlt, bunge, bunle, buneq, bltgt): New
783 (arm_buneq, arm_bltgt, arm_buneq_reversed, arm_bltgt_reveresed): New
786 Tue Aug 15 00:36:36 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
788 * gthr-posix.h: Conditionally include <sched.h>; include
789 <config.h> from libobjc/.
791 2000-08-14 Richard Henderson <rth@cygnus.com>
793 * config/i386/i386.c (legitimize_pic_address): Use Pmode
796 2000-08-14 Richard Henderson <rth@cygnus.com>
798 * configure.in (ia64-*): Set float_format for i386 long double.
800 * real.c (GET_REAL): Treat 128-bit INTEL_EXTENDED_IEEE_FORMAT
801 as we would for i386 XFmode.
802 (PUT_REAL): Likewise.
803 (endian, ereal_atof, real_value_truncate): Likewise.
804 (ereal_isneg, toe64, etens, make_nan): Likewise.
805 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Likewise.
807 * config/ia64/ia64-protos.h: Update.
808 * config/ia64/ia64.c (general_tfmode_operand): New.
809 (destination_tfmode_operand): New.
810 (tfreg_or_fp01_operand): New.
811 (ia64_split_timode): New.
812 (spill_tfmode_operand): New.
813 (ia64_expand_prologue): Use TFmode not XFmode.
814 (ia64_expand_epilogue): Likewise.
815 (ia64_function_arg): Likewise.
816 (ia64_function_arg_advance): Likewise.
817 (ia64_return_in_memory): Likewise.
818 (ia64_function_value): Likewise.
819 (ia64_print_operand): Likewise.
820 (ia64_register_move_cost): Set GR<->FR to 5.
821 (ia64_secondary_reload_class): Get GR for TImode memory op.
822 * config/ia64/ia64.h (ROUND_TYPE_SIZE): Remove.
823 (ROUND_TYPE_ALIGN): Remove.
824 (LONG_DOUBLE_TYPE_SIZE): Set to 128.
825 (INTEL_EXTENDED_IEEE_FORMAT): Define.
826 (HARD_REGNO_NREGS): Use TFmode, not XFmode.
827 (HARD_REGNO_MODE_OK): Likewise. Disallow TImode in FRs.
828 (MODES_TIEABLE_P): Use TFmode, not XFmode.
829 (CLASS_MAX_NREGS): Likewise.
830 (ASM_OUTPUT_LONG_DOUBLE): Output by 4 byte hunks.
831 (PREDICATE_CODES): Update.
832 * config/ia64/ia64.md (movti): New.
833 (movti_internal): Use a clobber for memory alternatives.
834 (reload_inti, reload_outti): New.
835 (movsfcc_astep): Predicate properly.
836 (movdfcc_astep): Likewise.
839 (extendsftf2, extenddftf2): New.
840 (trunctfsf2, trunctfdf2): New.
841 (floatditf2, fix_trunctfdi2): New.
842 (floatunsditf2, fixuns_trunctfdi2): New.
843 (addtf3, subtf3, multf3, abstf2): New.
844 (negtf2, nabstf2, mintf3, maxtf3): New.
845 (maddtf3, msubtf3, nmultf3, nmaddtf3): New.
847 (fr_spill): Use TFmode, not XFmode.
848 (fr_restore): Likewise.
849 * config/ia64/lib1funcs.asm (__divtf3): New.
850 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add it.
852 2000-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
854 * cse.c (fold_rtx): Avoid empty body in an if-statement.
856 * doloop.c (doloop_iterations_max, doloop_modify): Avoid using the
857 `U' integer constant suffix.
859 * dwarf2out.c (add_subscript_info): Avoid empty body in an
862 * sparc/sol2.h (__enable_execute_stack): Prototype.
864 2000-08-14 David Edelsohn <edelsohn@gnu.org>
866 * collect2.c: Remove use of AIX import file.
868 * longlong.h: Test ARCH_PWR not ARCH_POWER.
870 * rs6000.c (print_operand, case 'E'): Add else.
872 2000-08-14 Richard Henderson <rth@cygnus.com>
874 * config/ia64/ia64.md (movdi): Delay calling ia64_expand_load_address.
875 (movdi_symbolic): New.
877 2000-08-14 Jim Wilson <wilson@cygnus.com>
879 * config/ia64/ia64.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
880 to GNU as. For Intel as, pass -M const_gp and -M no_plabel.
881 * config/ia64/linux.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
884 2000-08-14 Richard Henderson <rth@cygnus.com>
886 * expr.c (emit_group_load): Don't force constants into registers.
887 Special case source already in the correct mode.
889 2000-08-14 Zack Weinberg <zack@wolery.cumb.org>
891 * configure.in: Accept *-*-linux* not just *-*-linux-gnu*.
892 * fixinc/inclhack.def: Likewise.
893 * fixinc/mkfixinc.sh: Likewise.
894 * configure: Regenerate.
895 * fixinc/fixincl.x: Regenerate.
896 * install.texi: Document equivalence of linux and linux-gnu.
898 Mon Aug 14 18:51:44 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
900 * cse.c (insert_regs): Also in REG case: When finding an invalid
901 value, and we make a new quantity, make sure that it won't be
902 mistaken by for a valid one by mention_regs.
904 2000-08-13 Ralf Gütlein <ralf.guetlein@aranea.de>
906 * h8300.md: Remove obsolete peepholes.
908 2000-08-13 Kazu Hirata <kazu@hxi.com>
910 * invoke.texi (H8/300 Options): Fix typos.
911 * config/h8300.c: Fix formatting.
912 * config/h8300.h: Fix comment typos.
913 (OVERRIDE_OPTIONS): Fix formatting.
915 * function.c: Fix formatting.
917 * cse.c: Fix formatting.
919 2000-08-13 Geoff Keating <geoffk@cygnus.com>
921 * flow.c (attempt_auto_inc): Remove unused variable `bb'.
922 (attempt_auto_inc): Suppress parentheses warning.
923 * function.c (put_reg_into_stack): Remove unused variable `unsigned_p'.
924 * loop.c (load_mems): Remove `u' suffix in two places.
925 * config/rs6000/rs6000.c: Remove unnecessary `u' suffixes from
927 * config/rs6000/rs6000.h: Likewise.
928 * config/rs6000/sol-c0.c: Prototype some functions. Remove the
929 __eabi dummy routine.
930 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Remove unused
933 * config/rs6000/rs6000.c (rs6000_select_section): Rewrite to
934 not put stuff in .sdata unnecessarily.
935 (rs6000_unique_section): New function.
936 * config/rs6000/rs6000-protos.h: Add rs6000_unique_section.
937 * config/rs6000/sysv4.h (UNIQUE_SECTION): Define.
939 * c-typeck.c (build_array_ref): Don't complain about non-lvalue
940 arrays in C99. Don't try to look at DECL_REGISTER of a
941 COMPONENT_REF. Don't complain twice about the same error.
943 * fixinc/inclhack.def (aix_pthread): New fix.
944 (aix_sysmachine): New fix.
945 * fixinc/fixincl.x: Regenerate.
947 * expr.c (expand_expr): Call convert_modes when turning a large
948 multiply into a small one.
950 2000-08-12 Geoff Keating <geoffk@cygnus.com>
952 * tree.h (DECL_OFFSET_ALIGN): Make the off_align field of
953 the tree structure an exponent rather than an explicit alignment
954 so it doesn't overflow.
955 (SET_DECL_OFFSET_ALIGN): New macro.
956 * stor-layout.c (place_union_field): Use SET_DECL_OFFSET_ALIGN
957 rather than DECL_OFFSET_ALIGN.
958 (place_field): Likewise.
959 * expmed.c (store_bit_field): Abort on align==0 to avoid
960 antisocial machine behaviour.
962 2000-08-12 Richard Henderson <rth@cygnus.com>
964 * sibcall.c (uses_addressof): Accept both addressof and
965 current_function_internal_arg_pointer inside a mem.
966 (optimize_sibling_and_tail_recursive_call): Fail tail recursion
967 if current_function_uses_addressof.
968 * stmt.c (expand_return): Kill tail recursion and HAVE_return
971 2000-08-11 Richard Henderson <rth@cygnus.com>
973 * config/ia64/ia64.md (addsi3): Remove expander.
974 (subsi3, mulsi3, negsi2, one_cmplsi2): Likewise.
975 (*addsi3_shladd): New.
977 2000-08-11 Richard Henderson <rth@cygnus.com>
979 * config/ia64/ia64.c (do_spill): Pass cfa offset to move expander.
980 (do_restore): Likewise.
981 (gen_movdi_x, gen_fr_spill_x, gen_fr_restore_x): New.
982 (ia64_expand_prologue, ia64_expand_epilogue): Use them.
983 (rtx_needs_barrier): Track actual bit manipulation for
984 ar.unat moves, gr_spill, and gr_restore.
985 (emit_insn_group_barriers): Special case gr_spill/gr_restore.
986 (process_set): Don't handle varargs spills.
987 * config/ia64/ia64.md (gr_spill): Accept cfa offset. Emit
988 .mem.offset here instead of in process_set.
989 (gr_restore): Likewise.
991 2000-08-11 Richard Henderson <rth@cygnus.com>
993 * config/ia64/ia64.h (PROMOTE_MODE): Only extend to SImode.
995 2000-08-11 Mark Elbrecht <snowball3@bigfoot.com>
997 * gcc.texi (The Configuration File): Document
998 COLLECT2_HOST_INITIALIZATION, GCC_DRIVER_HOST_INITIALIZATION, and
999 UPDATE_PATH_HOST_CANONICALIZATION.
1001 2000-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1003 * c-parse.in (cast_expr): Avoid -Wstrict-prototype warnings for
1004 unprototyped function pointer casts on integer constants.
1006 2000-08-11 Laurynas Biveinis <lauras@softhome.net>
1008 * fixproto: Recognize DOS paths with drive letters as absolute paths.
1010 2000-08-11 Nathan Sidwell <nathan@codesourcery.com>
1012 * extend.texi (Volatiles): Fix typos.
1014 2000-08-11 Kazu Hirata <kazu@hxi.com>
1016 * flow.c: Fix formatting.
1018 2000-08-11 Richard Henderson <rth@cygnus.com>
1020 * reload.c (push_secondary_reload): When invoking a reload_{in,out}
1021 pattern, always allocate a tertiary scratch register.
1023 * config/alpha/alpha.md (reload_inqi): Use a DImode scratch.
1024 (reload_inhi): Likewise.
1026 2000-08-11 Richard Henderson <rth@cygnus.com>
1028 * function.c (put_reg_into_stack): Allow type to be NULL.
1029 (schedule_fixup_var_refs): Likewise.
1030 (gen_mem_addressof): Allow decl to be NULL.
1031 (put_addressof_into_stack): Likewise.
1033 * flow.c (merge_blocks_nomove): Be more careful about
1034 locating the beginning of block A.
1036 * combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED.
1038 Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
1043 * config.in: Reverted the check for <sched.h>.
1045 2000-08-10 Chris Demetriou <cgd@sibyte.com>
1047 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New
1048 macros define the name of CTOR and DTOR sections.
1049 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
1050 DTOR_LIST_END): Change to use attributes to specify
1052 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME,
1053 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
1054 DTOR_LIST_END): Same as in mips/elf.h.
1056 2000-08-10 Drew Moseley <dmoseley@redhat.com>
1058 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly
1059 disabling just crt0.o.
1061 2000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com>
1063 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork.
1064 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs.
1065 (EXTRA_SPECS): Add them.
1066 * arm/lib1funcs.asm: Support builds for interworking.
1067 Use macros to eliminate duplicated pieces of code.
1069 2000-08-10 Kazu Hirata <kazu@hxi.com>
1071 * h8300.c (expand_a_rotate): New.
1072 (emit_a_rotate): Likewise.
1073 (h8300_adjust_insn_length): Add support for the rotate insns.
1074 * h8300.md (rotlqi3): New.
1075 (*rotlqi3_1): Likewise.
1076 (rotlhi3): Likewise.
1077 (*rotlhi3_1): Likewise.
1078 (rotlhi3): Likewise.
1079 (*rotlhi3_1): Likewise.
1080 * h8300-proto.h: Add prototypes for expand_a_rotate and
1083 * h8300.c: Fix comment typos.
1084 (dosize): Declare the variable amount as unsigned.
1085 (get_shift_alg): Fix a comparison between signed and unsigned.
1086 (emit_a_shift): Likewise.
1087 (h8300_adjust_insn_length): Simplify the code.
1089 * c-decl.c: Fix formatting.
1091 2000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1093 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a
1094 warning about non-traditional numeric constant suffixes.
1096 * cppexp.c (parse_number): Likewise.
1098 * invoke.texi: (-Wtraditional): Document new behavior.
1100 Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
1102 * gthr-posix.h: Include auto-host.h. Conditionally include
1104 * configure.in: Check for the <sched.h> header file.
1105 * config.in: Added define for HAVE_SCHED_H.
1107 2000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1109 * c-typeck.c (process_init_element): For -Wtraditional, warn about
1110 initialization of unions.
1112 * invoke.texi (-Wtraditional): Document new behavior.
1114 2000-08-09 Zack Weinberg <zack@wolery.cumb.org>
1116 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
1117 instead of extra_c_flags.
1118 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
1119 * configure: Regenerate.
1120 * config.in: Regenerate.
1122 * cpperror.c (cpp_type2name): New function.
1123 * cpplex.c (lex_line): If we issued an error for an invalid
1124 preprocessing directive, discard that logical line.
1125 * cpplib.c (do_line): Call a hook function if the current file
1126 is renamed by #line.
1127 (do_ident): Pass the contents of the string, not the entire
1128 token, to the callback function.
1129 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
1130 (cb.rename_file): New hook function.
1131 (cb.ident): Adjust prototype.
1132 (cpp_type2name): Prototype.
1133 * cppmacro.c (dump_macro_args): Correct precedence lossage.
1135 * cppmain.c (cb_ident): Update for changed interface.
1136 (cb_rename_file): New function.
1137 (main): Set rename callback.
1139 2000-08-09 Alexandre Oliva <aoliva@redhat.com>
1141 * caller-save.c (mark_referenced_regs): Mark partially-overwritten
1142 multi-word registers.
1144 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
1146 * c-common.c (combine_strings, check_format_info): Refer to ISO C
1147 or ISO C89 instead of ANSI C.
1148 * c-decl.c (grokdeclarator, xref_tag, finish_struct,
1149 build_enumerator, do_case): Likewise.
1150 * c-lex.c (parse_float, yylex): Likewise.
1151 * c-parse.in: Likewise.
1152 * c-typeck.c (common_type, build_array_ref, build_binary_op,
1153 build_unary_op, pedantic_lvalue_warning, build_conditional_expr,
1154 build_c_cast, convert_for_assignment, set_init_index,
1155 set_init_label, c_expand_start_case): Likewise.
1156 * toplev.c (documented_lang_options, display_help): Likewise.
1158 2000-08-08 Kazu Hirata <kazu@hxi.com>
1160 * h8300.c: Fix formatting.
1161 * h8300.h: Likewise.
1162 * h8300.md: Likewise.
1163 (movsi_h8300hs): Fix formatting of the resulting assembly code.
1165 * reload1.c: Fix formatting.
1167 2000-08-08 Rodney Brown <RodneyBrown@mynd.com>
1169 * alpha/alpha.c (alpha_emit_xfloating_libcall):
1170 Use GEN_CALL_VALUE define.
1171 * alpha/alpha.md (untyped_call): Use GEN_CALL define.
1172 * clipper/clipper.md (untyped_call): Likewise.
1173 * dsp16xx/dsp16xx.md (untyped_call): Likewise.
1174 * fx80/fx80.md (untyped_call): Likewise.
1175 * mips/mips.md (untyped_call): Likewise.
1176 * ns32k/ns32k.md (untyped_call): Likewise.
1177 * pa/pa.md (untyped_call): Likewise.
1178 * romp/romp.md (untyped_call): Likewise.
1179 * sparc/sparc.md (untyped_call): Likewise.
1181 2000-08-08 Jason Eckhardt <jle@cygnus.com>
1183 * config/i860/i860.c (singlemove_string): Do not generate assembler
1184 pseudo instructions that must be expanded (that is, with signed
1185 constants larger than 16 bits).
1187 2000-08-08 Richard Henderson <rth@cygnus.com>
1189 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and
1190 PROP_AUTOINC at -O0. Don't collect alias info at -O0.
1191 (init_propagate_block_info): Don't kill memory stores at -O0.
1192 (mark_set_1, mark_used_regs): Likewise.
1194 2000-08-08 David Edelsohn <edelsohn@gnu.org>
1196 * rs6000.c (optimization_options): Decorate 'level' as
1198 (mask64_operand): Remove sign-extend thinko.
1199 (rldic_operand): New function.
1200 (load_multiple_operation): regno's are unsigned ints.
1201 (store_multiple_operation): Likewise.
1202 (lmw_operation): Likewise.
1203 (stmw_operation): Likewise.
1204 (includes_lshift_p): shift_mask is unsigned int.
1205 (includes_lshift64_p): New function.
1206 (addrs_ok_for_quad_peep): unsigned int reg1.
1207 (print_operand): Consistently add "else" after
1208 output_operand_lossage().
1209 (print_operand, case 'b'): Fold in case 'W'.
1210 (print_operand, case 'W'): Print rldic MB value.
1211 (output_epilogue): Update Objective-C language string.
1212 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned.
1213 * rs6000.h (PREDICATE_CODES): Add rldic_operand.
1214 * rs6000.md (ashldi3): Add rldic instruction.
1215 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE".
1216 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template
1219 2000-08-08 Richard Henderson <rth@cygnus.com>
1221 * config/ia64/ia64-protos.h: Remove duplicates. Update
1222 for massive code rearrangements.
1223 * config/ia64/ia64.c (ia64_arpfs_regno): Remove.
1224 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove.
1225 (ia64_local_regs, ia64_need_regstk): Remove.
1226 (ar_ccv_reg_operand): New.
1227 (ia64_gp_save_reg): New.
1228 (struct ia64_frame_info): Combine most of the size elements;
1229 add new gr save elements.
1230 (find_gr_spill): New.
1231 (next_scratch_gr_reg): New.
1232 (mark_reg_gr_used_mask): New.
1233 (ia64_compute_frame_size): Rewrite. Allocate special AR regs
1234 to GR backing store regs when possible.
1235 (ia64_initial_elimination_offset): New.
1236 (ia64_rap_fp_offset): Remove.
1237 (save_restore_insns): Remove.
1238 (setup_spill_pointers): New.
1239 (finish_spill_pointers): New.
1240 (spill_restore_mem): New.
1241 (do_spill, do_restore): New.
1242 (ia64_expand_prologue): Rewrite to use them.
1243 (ia64_expand_epilogue): Likewise.
1244 (ia64_direct_return): Update for current_frame_info changes.
1245 (ia64_function_prologue): Simplify .prologue emission. Emit
1247 (ia64_setup_incoming_varargs): Don't ever emit rtl.
1248 (ia64_dbx_register_number): New.
1249 (ia64_initialize_trampoline): New.
1250 (ia64_secondary_reload_class): Request GR_REGS for integer
1251 arithmetic destined for FR_REGS.
1252 (ia64_init_machine_status): Don't reset return_address_pointer_rtx.
1253 (ia64_mark_machine_status): Mark ia64_gp_save.
1254 (rws_access_regno): Rename from rws_access_reg; don't treat
1255 predicates specially.
1256 (rws_access_reg): New. Update all callers.
1257 (rtx_needs_barrier): Remove dead unspecs.
1258 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit.
1259 (ia64_encode_section_info): Silence signed/unsigned warnings.
1260 (spill_offset, sp_offset, spill_offset_emitted): Remove.
1261 (tmp_reg, tmp_saved): Remove.
1262 (process_set): Rewrite to expect complicated bits via
1263 REG_FRAME_RELATED_EXPR.
1264 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit
1265 in the use of ar.ccv; never set RTX_UNCHANGING_P.
1266 (ia64_expand_op_and_fetch): Likewise.
1267 (ia64_expand_compare_and_swap): Likewise.
1268 (ia64_expand_builtin): Likewise.
1269 * config/ia64/ia64.h (AR_UNAT_REGNUM): New.
1270 (FIRST_PSEUDO_REGISTER): Update.
1271 (AR_M_REGNO_P): Update.
1272 (FIXED_REGS): Don't mark three local registers as used.
1273 (EXTRA_CC_MODES): New.
1274 (SELECT_CC_MODE): New.
1275 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode.
1276 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates.
1277 (FRAME_GROWS_DOWNWARD): Unset.
1278 (STARTING_FRAME_OFFSET): Zero.
1279 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer.
1280 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function.
1281 (HARD_FRAME_POINTER_REGNUM): New.
1282 (CAN_DEBUG_WITHOUT_FP): Define.
1283 (TRAMPOLINE_TEMPLATE): Remove.
1284 (TRAMPOLINE_SIZE): Lower to 32.
1285 (TRAMPOLINE_ALIGNMENT): Lower to 64.
1286 (INITIALIZE_TRAMPOLINE): Defer to out of line function.
1287 (PREDICATE_CODES): Update.
1288 (struct machine_function): Add ia64_gp_save.
1289 * config/ia64/ia64.md: Purge unused unspecs.
1290 (movsi patterns): Allow moves to/from AR_M_REGS.
1291 (movdi patterns): Allow moves to/from p0.
1292 (call patterns): Move most setjmp hackery to ia64_gp_save_reg.
1293 (gr_spill, gr_restore): Indicate ar.unat read/written.
1294 (nonlocal_goto): Don't pass old frame_pointer.
1295 (nonlocal_goto_receiver): Remove.
1296 (exception_receiver): New.
1297 (builtin_setjmp_setup): New.
1298 (builtin_setjmp_receiver): New.
1299 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle.
1300 (__ia64_nonlocal_goto): Bundle. Don't kill r7.
1301 (__ia64_restore_stack_nonlocal): Likewise.
1302 (__ia64_trampoline): New.
1303 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line
1305 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline.
1307 2000-08-08 Richard Henderson <rth@cygnus.com>
1309 * frame.h (ia64_frame_state): Add my_psp.
1310 * libgcc2.c (ia64_throw_helper): Add throw_sp argument.
1311 (__throw): Pass it in. Don't clobber r7.
1312 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
1313 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
1314 and nothing to do with sp.
1315 (normalize_reg_loc): Use frame->my_psp.
1316 (frame_translate): Handle frame-pointer-less functions. Set
1317 spill_base correctly, in absence of being told.
1318 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
1319 (__ia64_backtrace_helper): New sp argument. Use
1320 builtin_return_address instead of label addresses.
1321 (print_record) [mem_stack_v]: No size member.
1323 2000-08-08 Richard Henderson <rth@cygnus.com>
1325 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes.
1327 2000-08-08 Richard Henderson <rth@cygnus.com>
1329 * tm.texi (LOCAL_REGNO): Document.
1330 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default.
1331 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers.
1332 * reload1.c (reload): Likewise when considering nonlocal labels.
1334 * config/ia64/ia64.h (LOCAL_REGNO): New.
1335 * config/sparc/sparc.h (LOCAL_REGNO): New.
1337 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
1339 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
1341 2000-08-07 Nick Clifton <nickc@redhat.com>
1343 * config/mips/mips.c: Fix compile time warning messages.
1344 * config/mips/mips-protos.h: Add prototype for equality_op.
1346 * mn10300.h (TARGET_SWITCHES): Document `-mam33'.
1348 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
1350 * mn10300.md: Use nonimmediate_operand instead of general_operand
1353 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
1355 2000-08-07 Alexandre Oliva <aoliva@redhat.com>
1357 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
1358 * sh.c (expand_block_move): Break long lines.
1359 (expand_ashiftrt, fpscr_set_from_mem): Likewise.
1360 * sh.md (mulsi3): Likewise.
1361 (movdi): Adjust spacing.
1363 2000-08-07 Richard Henderson <rth@cygnus.com>
1365 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P.
1366 * expr.c (emit_group_store): Don't set it.
1368 2000-08-07 Kazu Hirata <kazu@hxi.com>
1370 * invoke.texi (Options for Debugging Your Program or GCC): Remove
1371 duplicate entries for 'w' and 'z'.
1373 * flow.c: Fix a comment typo.
1375 Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
1377 * c-parse.in: Changed the language string for Objective-C to "GNU
1380 Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
1382 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes
1383 to improve the Posix thread support for Objective-C.
1385 2000-08-06 Joseph S. Myers <jsm28@cam.ac.uk>
1387 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
1388 CTI_UNSIGNED_PTRDIFF_TYPE.
1389 (signed_size_type_node): Define.
1390 (unsigned_ptrdiff_type_node): Define.
1391 * c-decl.c (init_decl_processing): Create the
1392 signed_size_type_node and unsigned_ptrdiff_type_node types.
1393 * c-common.c (T_SC): Define.
1396 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for
1397 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for
1399 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for
1400 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the
1401 flags for %c, %s and %[.
1402 (check_format_info): Only allow leniency for signedness of targets
1403 of character pointers (when pedantic) for formats flagged with
1404 "c", so for strings but not for %hh formats. When pedantic, don't
1405 allow character pointers to substitute for void pointers if a
1406 second level of indirection is present.
1408 2000-08-06 Kazu Hirata <kazu@hxi.com>
1410 * invoke.texi (Options for Debugging Your Program or GCC): Update
1411 the names of dump files.
1413 * h8300.c (dosize): Rearrange code for conciseness.
1414 (split_adds_subs): Likewise.
1416 * loop.c: Fix formatting.
1418 * dwarf2out.c: Fix formatting.
1420 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo.
1422 * expr.c: Fix formatting.
1424 2000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1426 * rs6000.c (rs6000_maybe_dead): Prototype.
1428 2000-08-06 Richard Henderson <rth@cygnus.com>
1430 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
1431 HAVE_nonlocal_goto as well.
1432 * config/i960/i960.md (nonlocal_goto): Don't do it here.
1433 * config/pj/pj.md (nonlocal_goto): Likewise.
1435 2000-08-07 Michael Hayes <mhayes@cygnus.com>
1437 * loop.c (try_swap_copy_prop): New function.
1438 (load_mems): Rename copies to load_copies and add new regset
1439 store_copies. Check for sets of shadow registers and mark
1440 in store_copies. Call try_swap_copy_prop for registers
1441 marked in store_copies.
1443 Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
1445 * objc/objc-act.c: New command line option -fconstant-string-class
1446 to allow specifying a user defined constant string class,
1447 different from NXConstantString.
1449 * toplev.c: Moved the Objective-C specific options to
1450 objc/lang-options.h.
1452 * objc/lang-options.h: Moved the Objective-C specific options from
1453 toplev.c. Added -fconstant-string-class.
1455 2000-08-05 Chris Demetriou <cgd@sibyte.com>
1457 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
1458 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
1459 __CTOR_LIST__ from func_ptr array to just func_ptr, to
1460 avoid extra alignment imposed on arrays.
1461 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
1462 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
1464 * mips.h: Clean up comments and spacing near MASKs.
1465 (TARGET_UNIX_ASM): Delete.
1466 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
1467 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
1470 2000-08-05 Joseph S. Myers <jsm28@cam.ac.uk>
1472 * c-common.c (print_char_table): Add entries for the X/Open '
1473 format flag (print decimals with locale's thousands grouping
1474 character). Make %C expect wint_t.
1475 (check_format_info): If pedantic, warn when the %n$ operand
1476 number form is used. Allow for the ' flag; warn about it if
1479 2000-08-05 Zack Weinberg <zack@wolery.cumb.org>
1481 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
1482 type is a float mode, cfun->decl's return type is not, and
1483 TARGET_FLOAT_RETURNS_IN_80387.
1485 2000-08-04 Andreas Schwab <schwab@suse.de>
1487 * cppmain.c (cb_def_pragma): Skip the first two tokens from the
1488 token list, which are always `#' and `pragma'.
1490 2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
1492 * tree.c (tree_expr_nonnegative_p): Move to...
1493 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
1494 (rtl_expr_nonnegative_p): New.
1495 * tree.h: Add prototype for rtl_expr_nonnegative_p.
1497 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
1498 CONST_DOUBLE_CHAIN: Move to...
1499 * rtl.h: ...here. Use XCINT/XCEXP.
1501 * Makefile.in: Remove toplev.o from OBJS. Add rule to make
1502 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
1503 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
1506 * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
1508 2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1510 * config/c4x/c4x.md (return_indirect_internal): New.
1511 * config/c4x/c4x.c (c4x_expand_epilogue): Use it.
1513 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
1515 * c-common.c (time_char_table): Mark up formats added in C99 and
1516 make other corrections. %D and %g were added in C99. %Og is an
1517 extension. %EX is permitted. %R, %T, %n, %r, %t were added in
1518 C99. %e was added in C99. %Oj is an extension. %G and %z are in
1519 C99 rather than GNU extensions, but %OG and %Oz are extensions.
1520 %h was added in C99. %C was added in C99. %OY and %OC are
1521 extensions. Add the C99 format %F.
1522 (check_format_info): If pedantic and not in C99 mode, warn for C99
1525 Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1527 * function.c (schedule_fixup_var_refs): New function, broken out
1528 of put_reg_into_stack.
1529 (put_reg_into_stack): Use it.
1530 (put_var_into_stack): In CONCAT case, fixup up references for
1531 components only after fixing up references to the whole concat.
1533 2000-08-04 Rodney Brown <RodneyBrown@pmsc.com>
1535 * alias.c (mark_constant_function): Use INSN_P.
1536 (init_alias_analysis): Likewise.
1537 * combine.c (combine_instructions): Use INSN_P.
1538 (can_combine_p): Likewise.
1539 (try_combine): Likewise.
1540 (distribute_notes): Likewise.
1541 (distribute_links): Likewise.
1542 * cse.c (cse_around_loop): Use INSN_P.
1543 (invalidate_skipped_block): Likewise.
1544 (cse_set_around_loop): Likewise.
1545 (cse_end_of_basic_block): Likewise.
1546 (delete_trivially_dead_insns): Likewise.
1547 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
1548 (unshare_all_rtl_1): Likewise.
1549 (next_cc0_user): Likewise.
1550 (try_split make_insn_raw): Likewise.
1551 (remove_unnecessary_notes): Likewise.
1552 * final.c (shorten_branches): Use INSN_P.
1553 (leaf_renumber_regs): Likewise.
1554 (leaf_renumber_regs_insn): Likewise.
1555 * flow.c (find_label_refs): Use INSN_P.
1556 (verify_wide_reg): Likewise.
1557 (notice_stack_pointer_modification): Likewise.
1558 (count_or_remove_death_notes): Likewise.
1559 (verify_flow_info): Likewise.
1560 (clear_log_links): Likewise.
1561 * function.c (fixup_var_refs_insns): Use INSN_P.
1562 (compute_insns_for_mem): Likewise.
1563 * gcse.c (alloc_gcse_mem): Use INSN_P.
1564 (compute_sets): Likewise.
1565 (compute_hash_table): Likewise.
1566 (classic_gcse): Likewise.
1568 (insert_insn_end_bb): Likewise.
1569 (delete_null_pointer_checks_1): Likewise.
1570 * global.c (expand_preferences): Use INSN_P.
1571 (build_insn_chain): Likewise.
1572 * graph.c (node_data): Use INSN_P.
1573 * haifa-sched.c (priority): Use INSN_P.
1574 (rm_line_notes): Likewise.
1575 (rm_other_notes): Likewise.
1576 (find_insn_reg_weight): Likewise.
1577 (init_target_units): Likewise.
1578 (schedule_block): Likewise.
1579 (compute_block_forward_dependences): Likewise.
1580 (debug_dependencies): Likewise.
1581 (set_priorities): Likewise.
1582 * integrate.c (function_cannot_inline_p): Use INSN_P.
1583 (save_parm_insns): Likewise.
1584 (copy_insn_list): Likewise.
1585 * jump.c (mark_all_labels): Use INSN_P.
1586 (never_reached_warning): Likewise.
1587 * lcm.c (optimize_mode_switching): Use INSN_P.
1588 * local-alloc.c (validate_equiv_mem): Use INSN_P.
1589 (memref_used_between_p): Likewise.
1590 (update_equiv_regs): Likewise.
1591 (block_alloc): Likewise.
1592 (no_conflict_p): Likewise.
1593 * loop.c (scan_loop): Use INSN_P.
1594 (find_and_verify_loops): Likewise.
1595 (count_loop_regs_set): Likewise.
1596 (loop_reg_used_before_p): Likewise.
1597 (strength_reduce): Likewise.
1598 (recombine_givs): Likewise.
1599 (check_dbra_loop): Likewise.
1600 (load_mems): Likewise.
1601 (try_copy_prop): Likewise.
1602 * print-rtl.c (print_rtx): Use INSN_P.
1603 * recog.c (find_single_use): Use INSN_P.
1604 * reg-stack.c (stack_regs_mentioned): Use INSN_P.
1605 (next_flags_user): Likewise.
1606 (swap_rtx_condition): Likewise.
1607 * regmove.c (mark_flags_life_zones): Use INSN_P.
1608 (optimize_reg_copy_1): Likewise.
1609 (optimize_reg_copy_2): Likewise.
1610 (optimize_reg_copy_3): Likewise.
1611 (reg_is_remote_constant_p): Likewise.
1612 (fixup_match_2): Likewise.
1613 (regmove_optimize): Likewise.
1614 (fixup_match_1): Likewise.
1615 * regrename.c (build_def_use): Use INSN_P.
1616 (replace_reg_in_block): Likewise.
1617 (consider_use): Likewise.
1618 * reload.c (find_equiv_reg): Use INSN_P.
1619 * reload1.c (reload): Use INSN_P.
1620 (maybe_fix_stack_asms): Likewise.
1621 (calculate_needs_all_insns): Likewise.
1622 (reload_as_needed): Likewise.
1623 (emit_output_reload_insns): Likewise.
1624 (delete_address_reloads_1): Likewise.
1625 (reload_cse_regs_1): Likewise.
1626 (reload_combine): Likewise.
1627 (reload_cse_move2add): Likewise.
1628 * reorg.c (redundant_insn): Use INSN_P.
1629 (dbr_schedule): Likewise.
1630 * resource.c (find_dead_or_set_registers): Use INSN_P.
1631 (mark_target_live_regs): Likewise.
1632 * rtlanal.c (reg_used_between_p): Use INSN_P.
1633 (reg_referenced_between_p): Likewise.
1634 (reg_set_between_p): Likewise.
1635 (reg_set_p): Likewise.
1636 (single_set): Likewise.
1637 (multiple_sets): Likewise.
1638 (find_last_value): Likewise.
1639 (reg_set_last): Likewise.
1640 (find_reg_note): Likewise.
1641 (find_regno_note): Likewise.
1642 * sibcall.c (sequence_uses_addressof): Use INSN_P.
1643 * simplify-rtx.c (cselib_process_insn): Use INSN_P.
1644 * ssa.c (find_evaluations): Use INSN_P.
1645 (rename_block): Likewise.
1646 (rename_equivalent_regs): Likewise.
1647 * unroll.c (loop_find_equiv_value): Use INSN_P.
1648 (set_dominates_use): Likewise.
1649 * varasm.c (mark_constant_pool): Use INSN_P.
1650 (mark_constants): Likewise.
1651 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
1652 (alphaev4_next_group): Likewise.
1653 (alphaev5_next_group): Likewise.
1654 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
1655 (c4x_rptb_rpts_p): Likewise.
1656 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
1657 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
1658 (rs6000_adjust_priority): Likewise.
1659 * config/sh/sh.c (sh_loop_align): Use INSN_P.
1660 (machine_dependent_reorg): Likewise.
1661 (split_branches): Likewise.
1662 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
1664 Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com)
1666 * combine.c (recog_for_combine): Remove the old notes
1667 prior to attempting to recognize the new pattern.
1668 (distribute_notes): Ignore REG_NONNEG notes.
1670 2000-08-04 Chandrakala Chavva <cchavva@redhat.com>
1672 * varasm.c (output_constructor): Add .align 0 for packed vars.
1674 2000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1676 * configure.in: Use default thread_file even when enable_threads is
1677 yes or dce because hpux10.20 pa port uses MULTILIB implementation.
1678 * configure: Rebuilt.
1680 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
1682 2000-08-04 Donn Terry (donnte@microsoft.com)
1684 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
1686 2000-08-04 Mark Elbrecht <snowball3@bigfoot.com>
1688 * i386/x-djgpp: Delete code that conditionally modifies target_alias.
1689 Delete code that conditionally modifies 'version'.
1690 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
1691 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
1692 * gcc.c (main): Use it.
1693 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
1694 * prefix.c (update_path): Use it.
1695 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
1696 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
1697 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
1699 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
1700 (SUBTARGET_SWITCHES): Adjust.
1701 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
1703 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
1705 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
1707 * c-common.h (flag_isoc94): Declare.
1708 * c-decl.c (flag_isoc94): Define.
1709 (c_decode_option): Set flag_isoc94 as appropriate.
1710 * c-common.c (T_PD, T_IM, T_UIM): Define.
1711 (format_char_info): Add tlen and jlen.
1712 (print_char_table): Add entries for %t and %j. Allow %zn. Allow
1714 (scan_char_table): Add entries for %t and %j. Allow %F. Allow
1716 (time_char_table): Add NULL entries for %t and %j.
1717 (check_format_info): Allow for %t and %j. Warn for %F if pedantic
1718 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
1719 Warn for printf %lf if pedantic and not C99. Don't warn for empty
1720 precision. Allow precision argument to be unsigned int. If
1721 pedantic, warn for %p passed an argument not a pointer to possibly
1722 qualified void or a possibly qualified character type, and for
1723 pointer targets of the wrong sign, except for character pointers.
1725 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
1727 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
1728 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
1729 (wint_type_node): Define.
1730 * c-decl.c (WINT_TYPE): Define.
1731 (init_decl_processing): Create the wint_type_node type.
1732 * c-common.c (T_WI): Define.
1733 (print_char_table): Use T_WI for %lc format.
1735 2000-08-04 Bruce Korb <bkorb@gnu.org>
1737 * fixinc/: Verified that the MSDOS patch does not break
1738 the UNIX functionality and applied the next three patches
1741 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
1743 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
1744 output file with the temporary one by appending ".X" to generate
1745 the temporary fuile's name. If the output file already has an
1746 extension, replace it with ".X".
1748 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
1749 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
1750 reallocate the command buffer while copying the command-line
1751 argument. Redirect the output directly to the temporary file,
1752 instead of going through another temporary file.
1753 (process): Close the temporary file before unlinking it.
1754 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
1755 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
1756 (run_compiles): Pass p_fixd argument to machine_matches, as it
1759 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
1760 environment, assume there are no symlinks in the include
1761 directory. When cleaning up the DONE files, look for them
1762 case-insensitively. Don't try to remove symlinks if they aren't
1765 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
1766 all callers changed. Declare pz "const char *", to avoid compiler
1769 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
1770 Change prototype of make_raw_shell_str.
1772 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
1774 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
1775 (initialize) [__MSDOS__]: Use tempnam.
1776 (initialize): Don't use SIGPIPE if it is not defined.
1778 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
1781 2000-07-25 Bruce Korb <bkorb@gnu.org>
1783 * fixinc/fix*.[ch]: substantially reworked to make it possible
1784 to run this program without using fork(2) or pipe(2) (i.e. in
1787 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
1789 * cppdefault.h (WINT_TYPE): Define.
1790 * cppinit.c (builtin_array): Define __WINT_TYPE__.
1791 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
1792 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
1794 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
1796 * (mips_legitimate_address_p): Don't allow register+offset
1797 if the offset is large and negative, and we are compiling
1798 for 64 bit registers.
1800 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1802 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
1803 insn_code_number + 1.
1805 2000-08-04 Kazu Hirata <kazu@hxi.com>
1807 * h8300.c (function_prologue): Rearrange code for conciseness.
1808 (function_epilogue): Likewise.
1809 * h8300.h (OK_FOR_U): Fix formatting.
1811 * cse.c: Fix a comment typo. Fix formatting.
1813 2000-08-03 Richard Henderson <rth@cygnus.com>
1815 * config/i386/i386.md (return_indirect_internal): New.
1816 * config/i386/i386.c (ix86_expand_epilogue): Use it.
1818 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
1820 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
1822 (lex_line): Glue @ onto the beginning of identifiers and
1823 string constants, in Objective-C mode.
1824 (output_token, spell_token): Handle CPP_OSTRING.
1825 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
1826 beginning of a NAME or a STRING, in objc mode.
1828 * cpplib.c (get_define_node): Do not permit identifiers that
1829 begin with @ to be #defined.
1830 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
1831 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
1833 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
1834 * c-tree.h (build_objc_string): Delete prototype.
1835 * objc/objc-tree.def: Delete OBJC_STRING_CST.
1836 * c-lex.c (yylex): Use build_string for all three kinds of strings.
1838 * c-parse.in, objc/objc-act.c: Update commentary.
1840 2000-08-03 Mark Mitchell <mark@codesourcery.com>
1842 * extend.texi: Fix typo in last change.
1844 * extend.texi: Add commentary on statement-expressions and their
1845 interactions with C++.
1847 2000-08-03 Nick Clifton <nickc@cygnus.com>
1849 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
1850 * dwarf.h (LANG_JAVA): Change value to 0x000b.
1852 2000-08-03 Anthony Green <green@cygnus.com>
1854 * dwarf2out.c (gen_compile_unit_die): Add java language support.
1855 (add_bound_info): Check for java language.
1856 (is_java): New function.
1857 * dwarfout.c (output_compile_unit_die): Ditto.
1858 * dwarf.h (dwarf_source_language): Add java source language type.
1859 * dwarf2.h (dwarf_source_language): Ditto.
1861 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
1863 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
1866 * i386.c (ix86_expand_branch): Mode of comparison in
1867 IF_THEN_ELSE is VOIDmode.
1869 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
1871 * gengenrtl.c, rtl.c: Avoid #elif.
1873 2000-08-03 Michael Poole <poole@troilus.org>
1875 * tm.texi (Register Classes): Clarify order of sub-initializers
1876 in REG_CLASS_CONTENTS.
1878 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1880 From SAITOH Masanobu:
1881 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
1883 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
1885 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
1886 is not supported by tradcpp and isn't actually needed for cygwin.
1888 2000-08-03 Kazu Hirata <kazu@hxi.com>
1890 * h8300.c: Fix a comment typo.
1891 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
1893 * jump.c: Fix formatting.
1895 * toplev.c: Fix formatting.
1897 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
1899 * flow.c (find_auto_inc): Verify that we've got a REG before
1900 peeking at its regno. Fail, don't abort if we can't find
1901 the increment of the desired register.
1903 * pa.md (shadd height reduction patterns/splitters): Remove.
1905 2000-08-02 Jim Wilson <wilson@cygnus.com>
1907 * config/ia64/ia64-protos.h (flag_ssa): Declare.
1908 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
1910 2000-08-02 Mark Mitchell <mark@codesourcery.com>
1912 * dce.c: Remove all uses of assert.
1913 * dwarf2out.c: Likewise.
1914 * dwarfout.c: Likewise.
1917 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
1919 * gcc.h (lang_specific_driver): Constify second argument.
1920 * gcc.c (translate_options, process_command, main): Likewise.
1921 Constify variables to match. Cast second argument to
1924 * cppspec.c, gccspec.c: Adjust type of second argument to
1925 lang_specific_driver, and update code as necessary.
1927 2000-08-02 Jakub Jelinek <jakub@redhat.com>
1929 * loop.c (scan_loop): Ensure update_end label does not
1930 go away until reg_scan_update is run.
1932 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
1934 * c-common.h: Prototype min_precision and c_build_qualified_type here...
1935 * c-tree.h: ... not here.
1936 * errors.h: Prototype fancy_abort.
1938 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
1939 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
1940 * regrename.c (regrename_optimize): Make control flow explicit.
1941 (replace_reg_in_block): Initialize reg_use to 0.
1943 * i386.c (legitimate_address_p): Rename error label to
1944 report_error to avoid namespace clash.
1946 2000-08-02 Kazu Hirata <kazu@hxi.com>
1948 * fold-const.c: Fix formatting.
1950 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
1952 * i386.c (legitimate_address_p): Accept other bases than
1953 pic_offset_table_rtx for GOTOFF constructs.
1955 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
1957 * i386.md (shift to lea splitter): Use const_int_operand.
1959 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
1961 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
1962 cppspec.c: Do not use 'legal' or 'illegal' in error messages
1965 * cppmain.c (cb_define, cb_undef): Don't generate any output
1966 if not done_initializing.
1967 * cpplex.c (maybe_paste_with_next): When the token after a ##
1968 is an omitted rest argument, only delete the token before it
1969 if that token is a comma. Do not warn about bogus token
1970 pastes for , ## rest_arg.
1973 * cpp.1: Regenerate.
1975 2000-08-02 Fred Fish <fnf@be.com>
1977 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
1978 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
1981 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
1982 Be directories to search path.
1984 Remove support for __declspec(dllimport) and __declspec(dllexport).
1985 This is leftover cruft from the earlier BeOS gcc port when BeOS
1986 used Microsoft's PE object file format.
1987 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
1988 * config/i386/t-beos (winnt.o): Remove Makefile frag.
1989 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
1990 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
1991 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
1992 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
1993 (REDO_SECTION_INFO_P): Remove.
1994 (ASM_EXPORT_DECL): Remove.
1995 (ASM_DECLARE_FUNCTION_NAME): Remove.
1996 (ASM_DECLARE_OBJECT_NAME): Remove.
1997 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
1998 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
1999 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
2000 (STRIP_NAME_ENCODING): Remove.
2002 Remove support for obsolete version of BeOS that is no longer
2004 * configure.in (i*86-*-beospe*): Remove.
2005 * config/i386/beos-pe.h: Remove.
2007 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
2008 Mark Mitchell <mark@codesourcery.com>
2010 * Makefile.in (OBJS): Added dce.o.
2011 (ssa.o): Updated target to include ssa.h.
2013 (toplev.o): Likewise.
2014 (dce.o): Created target.
2015 * basic-block.h: Added comments.
2016 (INVALID_BLOCK): Added definition.
2017 (connect_infinite_loops_to_exit): Added declaration.
2018 Moved SSA declarations to ssa.h.
2019 * flow.c: Added inclusion of ssa.h.
2020 (struct depth_first_search_dsS, depth_first_search_ds):
2022 (compute_immediate_postdominators): Added definition.
2023 (connect_infinite_loops_to_exit): Likewise.
2024 (flow_dfs_compute_reverse_init): Likewise.
2025 (flow_dfs_compute_reverse_add_bb): Likewise.
2026 (flow_dfs_compute_reverse_execute): Likewise.
2027 (flow_dfs_compute_reverse_finish): Likewise.
2028 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
2029 (LABEL_P): Added definition.
2032 (BARRIER_P): Likewise.
2033 (JUMP_TABLE_DATA_P): Likewise.
2034 (INSN_DEAD_CODE_P): Likewise.
2035 * ssa.c: Replaced inclusions with ssa.h inclusion.
2036 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
2037 (rename_registers): Removed unnecessary variables.
2038 * ssa.h: Created by moving declarations from ssa.c and
2040 * timevar.def: Defined TV_DEAD_CODE_ELIM.
2041 * toplev.c: Added ssa.h inclusion.
2042 (dump_file_index): Added DFI_dce.
2043 (dump_file): Added "dce" entry.
2045 (f_options): Added dce entry.
2046 * invoke.texi: Document -fdce. Emphasize experimental status of
2050 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
2052 * cpperror.c (v_message): Split into _cpp_begin_message and
2053 v_message macro. All callers updated.
2054 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
2057 * cppfiles.c (cpp_syshdr_flags): New function.
2058 (read_include_file): Don't call cpp_output_tokens. Call
2060 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
2061 (cpp_reader_init): Don't initialize token_buffer. Call
2062 _cpp_init_internal_pragmas.
2063 (cpp_cleanup): Don't clear token_buffer.
2064 (cpp_start_read): Don't worry about output from -D processing.
2065 Don't call cpp_output_tokens.
2066 (cpp_finish): Don't dump macros here. Don't call
2068 * cppmacro.c (_cpp_dump_definition): Rename
2069 cpp_dump_definition. Write directly to a FILE *.
2070 (dump_funlike_macro): Delete.
2071 (dump_macro_args): New.
2073 * cpplex.c (TOKEN_LEN): Convert to inline function.
2074 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
2075 cpp_scan_line, _cpp_dump_list): Delete.
2076 (cpp_printf, cpp_output_list): New.
2077 (output_line_command): Don't worry about entering or leaving files.
2078 (cpp_scan_buffer): Just output each token as we hit it.
2079 (process_directive): Don't call cpp_output_tokens.
2080 (_cpp_glue_header_name): Don't use token_buffer.
2081 (output_token, dump_param_spelling): Write directly to a FILE *.
2083 * cpplib.c (pass_thru_directive, dump_macro_name,
2084 pragma_dispatch, do_pragma_gcc): Delete.
2085 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
2086 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
2088 (do_error, do_warning, pragma_dependency): Call
2089 _cpp_begin_message, then cpp_output_list.
2090 (cpp_register_pragma, cpp_register_pragma_space,
2091 _cpp_init_internal_pragmas): New.
2092 (do_pragma): Walk the pragmas table here.
2093 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
2094 do_pragma_dependency): Return void.
2095 (do_pragma_implementation): Moved to cppmain.c.
2097 * cpplib.h: Update prototypes.
2098 (struct cpp_reader): Remove printer, token_buffer,
2099 token_buffer_size, and limit. Add struct cb, and pragmas.
2100 (struct cpp_printer): Remove last_id and written.
2101 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
2102 CPP_ADJUST_WRITTEN): Delete.
2103 * cpphash.h: Update prototypes.
2104 (ufputs): New wrapper.
2106 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
2107 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
2108 (main): Set up callbacks. Register #pragma implementation.
2109 Dump macros from here.
2111 2000-08-01 Geoff Keating <geoffk@cygnus.com>
2113 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
2114 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
2115 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
2116 insns if they have a REG_MAYBE_DEAD note attached.
2117 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
2118 (rs6000_emit_load_toc_table): TOC loads may go dead.
2120 2000-08-01 Jim Wilson <wilson@cygnus.com>
2122 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
2123 type exists before using it. Use number of words as alignment
2125 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
2126 ia64_va_arg): Propagate ia64_function_args changes here.
2128 2000-08-01 Richard Henderson <rth@cygnus.com>
2130 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
2131 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2133 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
2135 From Joern Rennecke:
2136 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
2137 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
2138 unless TARGET_SH3E is set.
2139 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
2141 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
2142 (ashlsi3_std): New pattern.
2143 (ashlsi3 expander): Use it for TARGET_SH3.
2144 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
2146 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
2148 * loop.c (canonicalize_condition): Use destination, not source to
2149 determine SET's mode.
2151 2000-07-31 Mark Mitchell <mark@codesourcery.com>
2153 * flow.c (clear_log_links): Fix typo.
2155 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
2157 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
2158 on targets which need more than one insn for a compare/cbranch
2161 2000-07-31 Jim Wilson <wilson@cygnus.com>
2163 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
2164 when computing offset.
2166 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
2168 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
2170 2000-07-31 Geoff Keating <geoffk@cygnus.com>
2172 * flow.c (clear_log_links): Nuke global_live_at_start and
2173 global_live_at_end data, since if the log_links stuff is invalid
2174 so is global_live_at_*.
2176 2000-07-31 Richard Henderson <rth@cygnus.com>
2178 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
2180 2000-07-31 Jakub Jelinek <jakub@redhat.com>
2182 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
2183 (_cpp_get_token): Don't macro expand a just pasted token if it
2184 was pasted at no_expand_level.
2186 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
2188 * cppmacro.c (find_param, count_params, save_expansion):
2189 Permit 'defined' as a macro parameter name.
2191 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
2193 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
2194 xcpp to cpp throughout.
2195 (native): Remove unnecessary dependency on cpp.
2197 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
2198 tradcpp to tradcpp0.
2199 (.i spec): Add missing output-file spec to cc1 command line.
2200 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
2202 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
2204 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
2205 (implicit_decl_warning): New function.
2206 (implicitly_declare): Use it.
2207 * c-typeck.c (build_external_ref): Use implicit_decl_warning
2208 to complain about implicit decls of builtins.
2210 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
2211 based on pedantic && flag_isoc99, if not already set.
2212 * c-tree.h: Declare mesg_implicit_function_declaration.
2213 Prototype implicit_decl_warning.
2215 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
2217 * Makefile.in (ssa.o): Updated header files in dependences.
2218 * basic-block.h: Added compute_immediate_postdominators declaration.
2219 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
2221 * flow.c (compute_immediate_dominators): Updated comment.
2222 (compute_immediate_postdominators): Added definition.
2223 * rtl.h (HARD_REGISTER_P): Added definition.
2224 * ssa.c: Include additional header files.
2225 (assert): Added definition.
2226 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
2227 include select hard registers.
2228 (ssa_rename_to_insert): Likewise.
2229 (ssa_rename_from_initialize): Likewise.
2230 (ssa_rename_from_lookup): Likewise.
2231 (original_register): Likewise.
2232 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
2233 include select hard reigsters.
2234 (ssa_rename_from_traverse): Likewise.
2235 (ssa_rename_from_free): Likewise.
2236 (ssa_rename_from_print): Likewise.
2237 (ssa_rename_from_print_1): Likewise.
2238 (ssa_rename_from_hash_function): Likewise.
2239 (ssa_rename_from_equal): Likewise.
2240 (ssa_rename_from_delete): Likewise.
2241 (simplify_to_immediate_dominators): Removed in favor of
2242 flow.c:compute_immediate_dominators.
2243 (find_evaluations_1): Modified to work with hard registers.
2244 (insert_phi_node): Likewise.
2245 (insert_phi_nodes): Likewise.
2246 (struct rename_set_data): Updated prev_reg comment.
2247 (create_delayed_rename): Modified to work with hard registers.
2248 (RENAME_NO_RTX): Updated comment.
2249 (apply_delayed_renames): Modified to work with hard registers.
2250 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
2251 (rename_block): Updated to use revised ssa_rename_to interface.
2252 (rename_registers): Updated to use revised ssa_rename_to and
2253 ssa_rename_from interface.
2254 (convert_to_ssa): Revised to use compute_immediate_dominators and
2255 deal with hard registers.
2256 (make_regs_equivalent_over_bad_edges): Modified to work with hard
2257 registers. Added check for illegal unification of hard register.
2258 (make_equivalent_phi_alternatives_equivalent): Modified to work
2259 with hard registers.
2260 (compute_conservative_reg_partition): Likewise.
2261 (coalesce_if_unconflicting): Modified to work with hard registers
2262 and check for conflicting hard registers.
2263 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
2265 (rename_equivalent_regs_in_insn): Modified to work with hard
2267 (record_canonical_element_1): Added definition.
2268 (check_hard_regs_in_partition): Added definition.
2269 (convert_from_ssa): Added data structure deallocation and check
2270 for illegal hard register unification.
2271 (conflict_hard_regs_p): Added definition.
2272 * toplev.c (rest_of_compilation): Added comment.
2274 2000-07-31 Anthony Green <green@redhat.com>
2276 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
2278 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
2280 * builtins.c (expand_builtin_apply): Don't defer pop during
2283 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2285 * calls.c (combine_pending_stack_adjustment_and_call): Only use
2286 preferred_unit_stack_boundary when it is > 1.
2288 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
2290 * c-common.c (init_function_format_info): Add C99 format functions
2293 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
2294 void' or 'register void' as being the special case of 'void' alone
2295 in a parameter list.
2297 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
2298 discarding qualifiers into a plain warning.
2300 2000-07-31 Kazu Hirata <kazu@hxi.com>
2302 * combine.c: Fix formatting.
2304 * h8300.md: Fix formatting.
2306 * local-alloc.c: Fix formatting.
2308 * h8300.c (get_shift_alg): Remove the variable alg.
2309 (emit_a_shift): Rearrange code to improve readability.
2311 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
2313 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
2314 HImode on all architectures and a combination of HImode and SImode
2315 on H8/300H and H8/S.
2317 * h8300.c (split_adds_subs): Rearrange code for conciseness.
2319 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
2321 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
2324 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
2326 * recog.c (extract_insn): Set operand_mode according to
2327 operand if match_operand is VOIDmode.
2329 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
2331 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
2333 2000-07-31 Geoff Keating <geoffk@cygnus.com>
2335 * c-parse.in (extdefs): Call ggc_collect between external
2338 2000-07-30 Michael Hayes <mhayes@cygnus.com>
2339 Richard Henderson <rth@cygnus.com>
2341 * Makefile.in (OBJS): Add doloop.o.
2342 * doloop.c: New file.
2344 * final.c (insn_current_reference_address): Return 0 before final.
2345 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
2346 * jump.c (any_uncondjump_p): Likewise.
2347 * loop.c (indirect_jump_in_function): Make static.
2348 (strength_reduce): Call doloop_optimize.
2349 (insert_bct, instrument_loop_bct): Remove.
2350 * loop.h (doloop_optimize): Prototype.
2351 * recog.c (split_all_insns): Split all INSN_P.
2352 * toplev.c (flag_branch_on_count_reg): Default on.
2354 * config/c4x/c4x.c (c4x_optimization_options): Don't set
2355 flag_branch_on_count_reg.
2356 * config/i386/i386.c (override_options): Likewise.
2357 * config/rs6000/rs6000.c (optimization_options): Likewise.
2359 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
2361 (dbra_ge): Remove, as well as all it's splitters.
2363 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
2366 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
2367 (ia64_register_move_cost): Declare.
2368 * config/ia64/ia64.c (ar_lc_reg_operand): New.
2369 (struct ia64_frame_info): Add ar_size.
2370 (ia64_compute_frame_size): Set it.
2371 (save_restore_insns): Save and restore ar.lc.
2372 (ia64_register_move_cost): New, moved from header file. Handle
2373 application registers.
2374 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
2375 (emit_insn_group_barriers): Special case doloop_end_internal.
2376 (ia64_epilogue_uses): Mark ar.lc live at end.
2377 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
2378 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
2379 (FIRST_PSEUDO_REGISTER): Make room.
2380 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
2381 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
2382 (REG_ALLOC_ORDER): Update.
2383 (HARD_REGNO_MODE_OK): Update.
2384 (REGISTER_NAMES): Update.
2385 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
2386 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
2387 (REGNO_REG_CLASS): Update.
2388 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
2389 (REGISTER_MOVE_COST): Move out of line.
2390 (PREDICATE_CODES): Update.
2391 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
2392 (addsi3_plus1_alt, adddi3_plus1_alt): New.
2393 (shladd_elim splitter): Allow constants in the predicate.
2394 (doloop_end, doloop_end_internal): New.
2396 2000-07-30 Richard Henderson <rth@cygnus.com>
2398 * genattrtab.c (struct insn_def): Add lineno member.
2399 (struct insn_ent): Likewise.
2400 (struct attr_desc): Likewise.
2401 (struct delay_desc): Likewise.
2402 (struct function_unit_op): Likewise.
2403 (struct function_unit): Likewise.
2404 (check_attr_value): Use message_with_line.
2405 (check_defs): Likewise.
2406 (expand_units): Likewise.
2407 (check_attr_test): Take a lineno argument.
2408 (gen_attr): Likewise.
2409 (gen_insn): Likewise.
2410 (gen_delay): Likewise.
2411 (gen_unit): Likewise.
2412 (main): Give it to them.
2413 (convert_set_attr_alternative): Take an insn_def argument
2414 instead of num_alt and insn_index.
2415 (convert_set_attr): Likewise.
2416 (write_test_expr): Protect INSN_ADDRESSES load
2417 with INSN_ADDRESSES_SET_P.
2419 2000-07-30 Richard Henderson <rth@cygnus.com>
2421 * flow.c (init_propagate_block_info): Use pc_set.
2423 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
2425 * i386.md (*lea_general_[123]) New insns and splits.
2426 (addsi3 to lea splitter): Handle other modes too.
2427 (shlsi3 to lea splitter): Likewise.
2428 (addhi_1_lea, shlhi_1_lea): New patterns.
2429 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
2431 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
2433 * recog.c (general_operand, nonimmediate_operand): Accept
2434 any mode for VOIDmode CONSTANT_P operands.
2436 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
2438 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
2439 instead of replace_rtx.
2440 * recog.c (validate_replace_rtx_subexp): New function.
2441 * recog.h (validate_replace_rtx_subexp): Declare.
2443 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
2445 * combine.c (simplify_set, make_extraction, make_compound_operation
2446 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
2447 as force_to_mode argument.
2449 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
2451 * combine.c (if_then_else_cond): Be sure that mode fits in
2454 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
2456 * combine.c (record_promoted_value): Allow bitsize of mode
2457 to be equivalent to HOST_BITS_PER_WISE_INT.
2459 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
2461 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
2462 Do not call gen_mode_alignment when mode is BLKmode.
2464 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
2466 * loop.c (express_from_1): Fix call of simplify_gen_binary.
2468 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
2470 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
2471 VOIDmode implies both operands to be VOIDmode.
2472 (simplify_ternary_operation): Compute properly the mode of comparison.
2473 * combine.c (combine_simplify_rtx): Likewise.
2475 2000-07-25 Michael Hayes <mph@paradise.net.nz>
2477 * basic-block.h (struct loops): New field rc_order.
2478 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
2479 (flow_loops_free): Free rc_order.
2480 (flow_depth_first_order_compute): New parameter rc_order.
2481 (flow_loops_find): Allocate rc_order and swap usage with
2484 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2485 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2487 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
2488 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
2489 (nodb_call, return_from_epilogue): Likewise.
2490 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
2491 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
2492 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
2493 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
2494 (c4x_valid_type_attribute_p): Likewise.
2495 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
2496 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
2498 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2500 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
2501 and loadhi_big_constant if applicable.
2502 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
2503 and add new splitter.s
2505 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2507 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
2509 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2511 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
2513 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2515 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
2517 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2519 * config/c4x/libgcc.S (divqf3): Improve accuracy.
2521 2000-07-27 Mark Mitchell <mark@codesourcery.com>
2523 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
2524 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
2525 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
2526 (get_prev_bb_note): Likewise.
2527 (remove_scope_notes): Likewise.
2528 * flow.c (commit_one_edge_insertion): Likewise.
2529 (merge_blocks_nomove): Likewise.
2530 (verify_flow_info): Likewise.
2531 * gcse.c (insert_insn_end_bb): Likewise.
2532 * reg-stack.c (emit_swap_insn): Likewise.
2533 * ssa.c (first_insn_after_basic_block_note): New function.
2534 (insert_phi_node): Use it.
2535 (rename_block): Likewise.
2536 (eliminate_phi): Likewise.
2537 (make_regs_equivalent_over_bad_edges): Likewise.
2538 (make_equivalent_phi_alternatives_equivalent): Likewise.
2539 (for_each_successor_phi): Likewise.
2540 (convert_from_ssa): Modify phi-node deletion algorithm.
2542 2000-07-29 Andreas Jaeger <aj@suse.de>
2544 * configure.in (mips*-*-linux*): Use mips*el to check for little
2545 endian MIPS, add tmake_file.
2547 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
2548 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
2549 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
2551 2000-07-28 Richard Henderson <rth@cygnus.com>
2553 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
2554 Sign extend mode size before negating.
2556 2000-07-28 Richard Henderson <rth@cygnus.com>
2558 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
2560 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
2562 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
2563 (cse_insn): Likewise.
2564 (addr_affects_sp_p): Likewise.
2565 * expr.c (move_by_pieces): Likewise.
2566 (clear_by_pieces): Likewise.
2567 * gcse.c (oprs_unchanged_p): Likewise.
2568 * haifa-sched.c (sched_analyze_2): Likewise.
2569 * recog.c (offsettable_address_p): Likewise.
2570 * regclass.c (record_address_regs): Likewise.
2571 * reload.c (find_reusable_reload): Likewise.
2572 (push_reload): Likewise.
2573 (operands_match_p): Likewise.
2574 (decompose): Likewise.
2575 (find_reloads_address_1): Likewise.
2576 (find_inc_amount): Likewise.
2577 * reload1.c (elimination_effects): Likewise.
2578 * resource.c (mark_set_resources): Likewise.
2579 * flow.c (attempt_auto_inc): New function; mostly broken out
2581 (find_auto_inc): Split into two functions and enhanced to
2582 generate POST_MODIFY.
2583 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
2584 * rtl.h (count_all_occurrences): Declare.
2585 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
2587 * rtlanal.c (count_all_occurrences): New function.
2588 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
2589 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
2591 * config/ia64/ia64-protos.h (destination_operand): Declare.
2592 * config/ia64/ia64.c (destination_operand): New function.
2593 (ia64_print_operand): Handle POST_MODIFY.
2594 (rtx_needs_barrier): Likewise.
2595 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
2596 (HAVE_POST_MODIFY_REG): Define to 1.
2597 (MAX_REGS_PER_ADDRESS): Change to 2.
2598 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
2599 (LEGITIMATE_ADDRESS_REG): New helper macro.
2600 (LEGITIMATE_ADDRESS_DISP): Likewise.
2601 (PREDICATE_CODES): Add entry for destination_operand.
2602 * config/ia64/ia64.md (all mov patterns): Use destination_operand
2603 predicate for operand 0.
2605 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2607 * dwarf2out.c: Indent #error directive.
2609 * gbl-ctors.h: Fix typo in comment.
2610 (__do_global_ctors): Prototype.
2612 * gcse.c (record_one_set, pre_delete): Remove unused variables.
2614 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
2615 (print_operand): Initialize variable `t'.
2617 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
2619 * config/arm/arm.md ("call_value"): removed constraints.
2620 Constraints are ignored in expanders.
2621 (*call_value_reg): split =rf into various constraints.
2622 (*call_value_mem): same
2623 (*call_value_symbol): same
2624 (*sibcall_value_insn): same
2626 2000-07-28 Philipp Thomas <pthomas@suse.de>
2628 * install.texi (--enable-nls): Change the description of the NLS
2629 related configure options to match the current state.
2630 (--with-included-gettext): Likewise.
2631 (--enable-maintainer-mode): New description added.
2632 * extend.texi (-fstrict-prototype): Add missing '.'.
2634 2000-07-27 Jim Wilson <wilson@cygnus.com>
2636 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
2637 DECL_INITIAL (decl) == NULL_TREE.
2639 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
2641 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
2642 on insn-attr.h with it.
2643 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
2644 * insn-addr.h: New header.
2645 (insn_addresses_): Renamed from insn_addresses.
2646 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
2647 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
2648 INSN_ADDRESSES_NEW): New macros.
2649 * genattrtab.c (write_test_expr): Use new macros.
2650 * final.c (insn_addresses, init_insn_lengths): Likewise.
2651 (align_fuzz, shorten_branches): Likewise.
2652 (final): Likewise. Do not reject new insns if their addresses
2653 have been added to INSN_ADDRESSES.
2654 * config/arm/arm.c, config/avr/avr.c: Use new macros.
2655 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
2656 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
2657 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
2658 * config/sh/sh.c: Likewise.
2659 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
2661 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
2663 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
2665 * gcc.c (struct prefix_list): Add member priority.
2666 (enum path_prefix_priority): Declare.
2667 (add_prefix): Replace ``first'' with ``priority''. Append new
2668 entry but keep list in priority order.
2669 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
2670 PREFIX_PRIORITY_LAST to add_prefix.
2671 (process_command): Move include kludge - foo/stageN - to before
2674 2000-07-27 Jason Merrill <jason@redhat.com>
2676 * dwarf2out.c (gen_typedef_die): Abort if we get identical
2677 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
2679 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
2681 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
2682 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
2684 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
2686 * c-decl.c (finish_function): Don't treat 'main' specially unless
2687 flag_hosted. In C99 mode, return 0 from 'main' unless
2688 DEFAULT_MAIN_RETURN is otherwise defined.
2690 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
2691 parameters defaulting to int in an old-style function definition.
2693 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2695 * c-parse.in (string): For -Wtraditional, warn about string
2696 concatenation only once per line.
2698 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
2700 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
2701 for HI-UX/WE2 systems.
2703 2000-07-24 Bruce Korb <bkorb@gnu.org>
2705 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
2706 defining the __xxx_TYPE__ macros.
2707 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
2708 * fixincl/fixlib.h: don't need to include "tm.h" anymore
2709 * fixincl/inclhack.def(type_map): now obsolete
2711 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
2713 * cpp.texi: Append a trailing full-stop to xrefs where needed.
2715 2000-07-26 Dave Pitts <dpitts@cozx.com>
2717 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
2719 (mvs_hash_alias): New function.
2720 (mvs_add_alias): Change argument spacing.
2721 (mvs_need_alias): Change aliasing criteria. Added documentation.
2722 (mvs_get_alias): Change to use hashed name. The hashed name prevents
2723 CSECT name collisions.
2724 (mvs_check_alias): Likewise.
2725 (handle_pragma): Change documentation.
2726 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
2727 mode from SImode to DImode.
2728 (iorhi3): Changed LTORG size for insn.
2730 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
2732 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
2733 mem if the address is a mode_dependent_address_p.
2735 2000-07-26 Kazu Hirata <kazu@hxi.com>
2737 * h8300.c (print_operand): Print ":8" when the 'R' operand is
2738 suitable for 8-bit absolute.
2739 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
2740 (OK_FOR_U): Add a case for the 8-bit constant address on the
2743 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
2745 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
2746 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
2747 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
2748 lack of implemented alignment.
2750 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
2752 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
2753 cross-compiling between 64-bit and 32-bit machines.
2755 2000-07-27 Richard Henderson <rth@cygnus.com>
2757 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
2758 (movhicc_astep, movhi_internal_astep): New.
2759 (movsicc_astep, movsi_internal_astep): New.
2760 (movdicc_astep, movdi_internal_astep): New.
2761 (movsfcc_astep, movsf_internal_astep): New.
2762 (movdfcc_astep, movdf_internal_astep): New.
2763 (movxfcc_astep, movxf_internal_astep): New.
2764 (cmovdi_internal_astep, cmovsi_internal_astep): New.
2765 Unify the cmov[ds]i splitters.
2767 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
2769 * real.c (asctoeg): Rename `error' label to unexpected_char_error
2771 2000-07-26 Nick Clifton <nickc@cygnus.com>
2773 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
2774 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
2776 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
2777 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
2779 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
2781 * c-decl.c (finish_enum): Convert enumerations that fit in an
2783 (build_enumerator): In pedantic mode, cast to `int' those that
2786 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
2788 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
2790 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2792 * sh.md (cmpgtdi_t): Must be split.
2793 (cmpgtdi_t+1): New splitter.
2795 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
2797 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
2798 warnings for indented directives even if we are skipping.
2800 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
2802 * invoke.texi (strict-prototypes): Remove.
2803 * extend.texi (Deprecated Features): Add strict-prototypes.
2804 (Backwards Compatibility): New node.
2806 2000-07-25 Jakub Jelinek <jakub@redhat.com>
2808 * config/i386/i386.md (andsi_1+1): Allow HImode.
2809 (andsi_1+2): Require q_regs_operand.
2811 2000-07-25 Jakub Jelinek <jakub@redhat.com>
2813 * config/i386/i386.md (call_pop): Check operands[0],
2814 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
2816 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
2817 (call_value): Likewise.
2819 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
2821 * toplev.c (pipe_closed): Delete.
2822 (crash_signal): New. Generate ICE for a fatal signal.
2823 (float_signal): Call crash_signal outside a float-handler
2825 (main): Install crash_signal as handler for core-dumping signals.
2827 2000-07-25 David Edelsohn <edelsohn@gnu.org>
2829 * rs6000.c (print_operand, case 'T'): New case.
2831 * rs6000.md (call_indirect_aix32): Convert to expander of
2832 scheduled instructions.
2833 (call_indirect_aix64): Likewise.
2834 (call_value_indirect_aix{32,64}): Likewise.
2835 (call, call_value): Invoke expanders for AIX. Fall through to
2837 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
2838 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
2839 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
2840 only "g" constraint.
2841 (call_nonlocal_aix64): Likewise.
2842 (call_value_nonlocal_aix{32,64}): Likewise.
2843 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
2845 (call_value_nonlocal_sysv): New pattern.
2846 (indirect_jump{si,di}): Use new 'T' modifier.
2847 (tablejump{si,di} matchers): Likewise.
2848 (return_internal_{si,di}): Likewise.
2849 (return_eh_{si,di}): Likewise.
2851 2000-07-24 Richard Henderson <rth@cygnus.com>
2853 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
2854 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
2855 * config/ia64/ia64.md (movdi_internal): Use it.
2857 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
2859 * cppexp.c: Warn about unary + if -Wtraditional.
2860 * cpplex.c (lex_line): Always set BOL on the first token of a line.
2862 2000-07-24 Michael Meissner <meissner@redhat.com>
2864 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
2867 2000-07-24 Nick Clifton <nickc@cygnus.com>
2869 * config/arm/arm.c (emit_multi_reg_push): Generate a
2870 REG_FRAME_RELEATED_NOTE that is compatable with the code in
2871 dwarf2out_debug_frame_expr.
2873 2000-07-24 Jason Merrill <jason@redhat.com>
2875 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
2876 UNALIGNED_INT_ASM_OP.
2877 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
2878 a location expression.
2879 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
2880 assume indirect access if we're saving the CFA address exactly.
2882 * Makefile.in (bootstrap): Move -BstageN/ to the end.
2884 2000-07-24 Jakub Jelinek <jakub@redhat.com>
2886 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
2889 2000-07-24 Michael Meissner <meissner@redhat.com>
2891 * invoke.texi (D30V Options): Add d30v options.
2893 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
2895 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
2896 needed by our gcse pass anymore.
2897 (free_pre_mem): Corresponding changes.
2898 (compute_pre_data): Do not call compute_transpout anymore.
2900 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
2901 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
2904 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
2905 (compute_pre_data): Do it here instead.
2907 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
2909 (pre_delete): Corresponding changes.
2911 2000-07-23 Mark Mitchell <mark@codesourcery.com>
2913 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
2914 to figure out whether or not a variable has already been emitted.
2916 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
2918 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
2919 instead of gen_call.
2921 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
2923 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
2925 2000-07-23 Kazu Hirata <kazu@hxi.com>
2927 * h8300.c: Fix formatting.
2929 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
2931 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
2932 for `long' switch expression into a plain warning.
2934 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
2935 (yylex): Don't pedwarn for "inline" in C99 mode.
2937 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
2939 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
2940 ggc_alloc): Likewise.
2941 * bb-reorder.c (dump_scope_forest_1): Likewise.
2943 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
2945 * reload.c (find_reloads_toplev): Add new parameter
2947 (find_reloads): Add new parameter to find_reloads_toplev calls.
2949 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
2951 * collect2.c (main): Typo fixed.
2952 * diagnostic.c: Typo fixed.
2953 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
2954 * eh-common.h: Typo fixed.
2955 * emit-rtl.c (start_sequence): Typo fixed.
2956 * flow.c (find_label_refs): Typo fixed.
2957 (calculate_global_regs_live): Typo fixed.
2958 (mark_regno_cond_dead): Typo fixed.
2959 (create_edge_list): Typos fixed.
2960 (verify_edge_list): Typo fixed.
2961 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
2962 * loop.c (strength_reduce): Typo in function name fixed.
2963 * rtl.h: Added comments. Typo in function name fixed.
2964 * rtlanal.c: Typo in function name fixed.
2965 (insn_dependant_p): Rename to ...
2966 (insn_dependent_p): ... this.
2967 (computed_jumo_p): Typo fixed.
2969 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2971 * system.h (__FUNCTION__): Wrap definition in #ifndef.
2973 2000-07-21 David Edelsohn <edelsohn@gnu.org>
2975 * rs6000.h (SIZE_TYPE): Define.
2977 2000-07-21 Mark Mitchell <mark@codesourcery.com>
2979 * ssa.c (rename_insn_1): Don't rename registers that are
2982 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
2984 * diagnostic.c (trim_filename, fancy_abort): Moved here from
2986 (fatal_function, set_fatal_function): Removed.
2987 (fatal): Don't prepare for or call the fatal_function.
2988 (diagnostic_lock, error_recursion): New.
2989 (diagnostic_for_decl, report_diagnostic): Guard against
2990 re-entering the error reporting routines.
2991 (fancy_abort): Assume function is not NULL.
2993 * errors.c (fancy_abort): New. Assume function is not NULL.
2994 * tradcpp.c (fancy_abort): Assume function is not NULL.
2996 * system.h: Provide default definition of __FUNCTION__.
2997 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
2998 Always use __FUNCTION__ in definition of abort.
3000 * varray.h: Likewise.
3001 * toplev.h: Likewise. Don't prototype set_fatal_function.
3003 2000-07-20 Geoff Keating <geoffk@cygnus.com>
3005 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
3007 * glimits.h: Don't do #if defined for ARCH_PPC.
3009 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
3010 constants of size no larger than a pointer should go in the TOC.
3011 Add 'MODE' parameter.
3012 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
3013 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
3014 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
3015 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
3016 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
3017 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
3018 (rs6000_legitimize_address): Likewise.
3019 (rs6000_emit_move): Likewise.
3020 (rs6000_select_rtx_section): Likewise.
3021 (output_toc): Deal properly with outputting small constants like
3022 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
3023 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
3024 MODE parameter. Put small constants in the TOC.
3026 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
3028 (rs6000_emit_move): When reload calls us with an illegitimate
3029 address, exit early. Move the change_address calls to one place
3030 at the end of the routine. Merge the SImode and DImode expanders.
3031 When called by reload to put an integer into a FP register, force
3034 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
3036 (rs6000_hash_constant): Hash mode too.
3037 (toc_hash_function): Allow for key_mode.
3038 (toc_hash_eq): Structures are different if key_mode differs.
3039 (output_toc): Add 'mode' parameter. Save key_mode.
3040 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
3041 Pass 'mode' parameter.
3042 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
3044 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
3045 for vtable references.
3047 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
3048 choice, don't put integer values in FP regs.
3050 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
3052 * flow.c (verify_flow_info): Revamp code to verify that the
3053 head and end of each basic block are in the insn chain.
3055 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
3057 * gcse.c (record_one_set): Prepend instead of append onto
3058 reg_set_table, making it O(n) instead O(n^2).
3059 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
3060 Use a queue instead of a stack as worklist.
3062 2000-07-20 Kazu Hirata <kazu@hxi.com>
3064 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
3065 * h8300.h (OK_FOR_T): New.
3066 (EXTRA_CONSTRAINT): Support OK_FOR_T.
3067 * h8300.md: Use inc/dec.[wl] for increment/decrement
3068 by 1 and 2 in HI and SI modes.
3070 2000-07-20 Jim Wilson <wilson@cygnus.com>
3072 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
3073 larger than 14 bits.
3075 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
3077 * cppmacro.c (CAN_PASTE_AFTER): New macro.
3078 (count_params): Don't set GNU_REST_ARGS on anything.
3079 (save_expansion): Set PASTE_LEFT only on tokens for which
3080 CAN_PASTE_AFTER is true, or which are named operators.
3082 * cpplex.c (parse_args): Distinguish between a rest argument
3083 given one empty argument, and a rest argument given zero arguments.
3084 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
3085 deletion of previous token based on that.
3086 (get_raw_token): Flatten some control structure.
3088 * cpplib.h (CPP_LAST_EQ): Correct.
3089 (VOID_REST): New token flag.
3090 (GNU_REST_ARGS): Delete.
3092 * tradcpp.c (main): Don't munge -D options.
3093 (make_definition): Bring -D handling in line with cpplib.
3094 (do_define): Strip all leading whitespace from macro definitions.
3096 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
3098 * Makefile.in (tradcpp): Depend on intl.o and version.o.
3100 2000-07-20 Bruce Korb <bkorb@gnu.org>
3102 * fixincl/check.tpl: strip the platform specific types before testing
3103 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
3104 * fixincl/fixincl.tpl: use platform specific types
3105 * fixincl/fixlib.h: include the platform specific types
3106 * fixincl/inclhack.def(gnu_types): don't supply the types
3107 * fixincl/fixincl.x: regen
3109 2000-07-19 Jim Wilson <wilson@cygnus.com>
3111 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
3114 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
3116 * tradcpp.c (rescan): Do not recognize directives when the #
3119 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
3121 Implement C++ named operators.
3123 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
3124 of operators allowed in #if and having an _EQ variant. Add
3125 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
3126 (cpp_token flags): Add NAMED_OP.
3127 (enum node_type): Add T_OPERATOR.
3128 (struct cpp_hashnode): Add code slot to value union.
3129 * cpphash.h (spec_nodes): Remove n_defined.
3131 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
3132 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
3133 (is_macro_disabled): Tweak error messages.
3135 * cpplib.c (get_define_node): Disallow all named operators as
3136 macro names. Tweak error messages.
3137 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
3139 * cppinit.c (builtin_array): Add entries for the named operators.
3140 * cppexp.c (lex): Check for CPP_DEFINED token.
3141 (priority table): Add entries for CPP_MIN and CPP_MAX.
3142 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
3144 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
3146 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
3147 larger than the array of cuids.
3148 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
3151 2000-07-19 Bruce Korb <bkorb@gnu.org>
3153 * fixinc/fixincl.c: Convert to using a table of environment variables
3154 and activate the auto-edit marker on the fixed output files.
3155 * fixinc/fixlib.h: Define the environment table
3156 * fixinc/fixincl.sh: export the ${INPUT} dir
3157 * fixinc/check.tpl: likewise
3159 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
3161 * gcc.c (.h spec): Fix typo.
3163 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
3165 * Makefile.in: Fix tradcif.c path.
3167 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
3169 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
3172 * cpphash.h (TOKEN_NAME): New macro.
3173 (_cpp_spell_operator): Deleted.
3174 (token_spellings): Now _cpp_token_spellings.
3176 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
3177 * cpplex.c: Use OP and TK macros when expanding the
3178 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
3179 store the stringification of the enumeration name (CPP_CHAR,
3180 etc.) in the name slot of token_spellings.
3181 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
3182 token_spellings directly.
3183 * cpplib.c: Use TOKEN_SPELL.
3185 * cpplex.c (_cpp_push_token): If the token being pushed back
3186 is the previous token in this context, just subtract one from
3188 * cppmacro.c (save_expansion): Clear aux field when storing a
3191 2000-07-18 Jakub Jelinek <jakub@redhat.com>
3193 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
3194 buffer, provided it is not NULL.
3196 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
3198 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
3199 case of invalid volatile re-declaration.
3201 2000-07-18 Jakub Jelinek <jakub@redhat.com>
3203 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
3204 (expand_call): Adjust caller.
3206 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
3208 * diagnostic.h (report_diagnostic): Change prototype.
3210 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
3211 diagnostic_for_decl): Change prototype.
3212 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
3213 error, warning, error_with_file_and_line,
3214 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
3215 Adjust call to report_diagnostic, diagnostic_for_decl.
3216 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
3217 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
3219 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
3220 varaible argument list.
3222 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
3224 * cpphash.c: Don't include hashtab.h. Most macro-handling code
3225 moved to cppmacro.c.
3226 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
3227 dump_hash_helper): Delete.
3228 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
3229 cpp_forall_identifiers): New. Implement specialized version of
3230 Vlad's expandable hash table.
3231 (cpp_lookup): Use new functions.
3232 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
3234 * cppmacro.c: New file.
3235 * cppinit.c (dump_macros_helper): New.
3236 (cpp_finish): Iterate over the identifier table directly.
3237 * cpplex.c (parse_name): Calculate the hash of the identifier
3238 while we scan it. Use _cpp_lookup_with_hash when we can.
3240 * cpphash.h: Update prototypes.
3241 (xcnewvec, HASHSTEP): New helper macros.
3242 * cpplib.h: Update prototypes.
3243 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
3244 (cppmacro.o): New rule.
3245 (cpphash.o): Update deps.
3247 * cppmain.c: Do not set pfile->printer if no_output is on.
3249 2000-07-15 Neil Booth <neilb@earthling.net>
3251 * cpplib.c: Change all directive-handler functions to return
3253 * cpphash.h: Update typedefs.
3255 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
3257 * configure: Regenerate.
3259 * extend.texi (Extended Asm): Mention that a memory clobber
3260 does not count as a side-effect.
3262 * unroll.c (copy_loop_body): Fix one instance of using host
3263 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
3266 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
3268 2000-07-17 Richard Henderson <rth@cygnus.com>
3270 * config/ia64/ia64.md (movdi): Split out load address code.
3271 New post-reload splitter for symbolic operands.
3272 (movdi_internal): Abort if we didn't split symbolic operands
3273 when we should have.
3274 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
3275 (ia64_reorg): Split insns when not optimizing.
3276 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
3278 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
3280 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
3281 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
3283 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
3285 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
3287 2000-07-17 Jason Merrill <jason@redhat.com>
3289 * Makefile.in (clean): Remove libgcc directory.
3291 * configure.in (-Wno-long-long check): Use higher-level macros.
3293 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
3295 * simplify-rtx.c (simplify_binary_operation): Recognize
3296 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
3297 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
3298 a CONST_INT, it will always be zero.
3300 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
3302 * loop.c (check_dbra_loop) : Return if more than one condition is
3303 present to control the loop.
3305 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
3307 * mips.c (mips_expand_prologue): Don't calculate the last argument
3308 register unless we need it. When we are calculating this, make
3309 sure FUNCTION_ARG is giving us a REG.
3311 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3313 * flow.c (libcall_dead_p): Use single_set to verify the insn
3314 has only one set and get for analysis.
3315 (propagate_one_insn): Don't pass the PATTERN of the insn.
3317 2000-07-17 Mark Klein <mklein@dis.com>
3319 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
3321 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3323 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
3324 * configure.in (TARGET_GETGROUPS_T): Evaluate.
3325 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
3326 of second argument of getgroups.
3327 * configure, config.in: Rebuilt.
3329 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
3331 * simplify-rtx.c (simplify_relational_operation): Two signed
3332 values with equal high words are less/greater than each other if
3333 their low words are less/greater when considered as unsigned.
3335 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
3337 * configure.in (vax-*-openbsd): Change to new style configuration,
3338 add collect2/float_format information.
3339 * configure: Rebuilt.
3340 * config/vax/openbsd1.h: New.
3341 * config/vax/openbsd.h: New.
3342 * config/vax/t-openbsd: New.
3344 2000-07-17 Chip Salzenberg <chip@valinux.com>
3346 * c-common.c (shorten_compare): Quiet warnings about unsigned
3347 comparisons with zero when they occur in a system header.
3349 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
3351 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
3352 update to describe current practice.
3354 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
3356 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
3357 references to C9X. Change references to -fstd and -flang-isoc9x
3360 * c-common.c (scan_char_table): Allow "z" length modifiers on
3362 (check_format_info): Use TYPE_DOMAIN on the type matched against
3363 for "z" formats, to retrieve the language size_t rather than the
3366 * c-common.c (check_format_info): Do not make a pedantic objection
3367 to the 'L' length modifier if used with a floating point type
3370 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
3371 constants in C99 mode.
3373 2000-07-17 Kazu Hirata <kazu@hxi.com>
3375 * h8300.md: Fix the format of mac.
3376 (movsi_h8300hs): Output a tab after stmac instead of a space.
3378 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
3379 profitable adds/subs sequences.
3381 * fold-const.c: Fix comment typos.
3383 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
3385 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
3387 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3389 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
3391 2000-07-16 Neil Booth <NeilB@earthling.net>
3393 * cpplex.c: Update comments.
3394 * README.Portability: Small update.
3396 2000-07-16 Neil Booth <NeilB@earthling.net>
3398 * README.Portability: Small update.
3400 2000-07-15 Richard Henderson <rth@cygnus.com>
3402 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
3403 * config/ia64/ia64.c (ia64_move_ok): New function.
3404 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
3405 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
3407 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
3409 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
3410 immediately following a paste operator.
3411 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
3412 (cpp_reader_init): Call it, if HOST_EBCDIC.
3413 (cpp_handle_options): Do not sort option list here.
3414 (handle_option): Rename to cpp_handle_option and export.
3415 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
3416 _cpp_get_token directly.
3417 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
3418 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
3419 * cpplib.h: Prototype cpp_handle_option. Update prototype of
3422 2000-07-15 Richard Henderson <rth@cygnus.com>
3424 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
3425 cast around an expression. Tidy other unsigned tests.
3427 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
3429 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
3430 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
3431 (v_message_with_decl): Rename to ...
3432 (format_with_decl): ... this. Tweak
3433 (diagnostic_for_decl): New function.
3434 (fatal_io_error): Use verbatim in lieu of notice.
3435 (announce_function): Use verbatim.
3436 (default_print_error_function): Likewise.
3437 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
3440 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3442 * mips.c (function_arg_pass_by_reference): Don't do automatic
3443 aggregate initialization.
3444 (machine_dependent_reorg): Initialize variable `mode'.
3446 * mips.md (absdi2): Change variable `regno1' to unsigned int.
3447 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
3448 conflicts with sys/param.h macro of the same name.
3449 (reload_outdi): Likewise.
3451 2000-07-15 Michael Meissner <meissner@redhat.com>
3453 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
3454 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
3455 create a new node instead.
3457 2000-07-15 Neil Booth <NeilB@earthling.net>
3459 * README.Portability: Correct example about calling a function
3460 through a pointer to function. Format wide paragraphs.
3462 2000-07-15 Michael Meissner <meissner@redhat.com>
3464 * README.Portability: Update integer suffixes and function
3467 2000-07-15 Neil Booth <NeilB@earthling.net>
3469 * README.Portability: Small update.
3471 2000-07-15 Neil Booth <NeilB@earthling.net>
3473 * README.Portability: New file.
3475 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
3477 * INSTALL: Give special instructions for building GCC on Irix 6.
3478 * config/mips/x-iris6 (CC): Don't set it.
3481 2000-07-14 Jason Merrill <jason@redhat.com>
3483 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
3484 register in the stack and later in another register, use the new
3487 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
3489 * config/mips/mips.md: (absdi2): Handle sign_extend for
3492 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
3494 * cpplib.c (do_pragma_dependency): Tidy warning messages.
3496 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
3498 * .cvsignore: Correct typo.
3500 2000-07-13 Mark Mitchell <mark@codesourcery.com>
3502 * .cvsignore: Add generated YACC files.
3503 * objc/.cvsignore: New file.
3505 2000-07-14 Neil Booth <NeilB@earthling.net>
3507 * cpplex.c (adjust_column): New funcion.
3508 (skip_whitespace): Use it.
3509 (skip_block_comment): Use it, and warn about /*/* with
3512 2000-07-14 Neil Booth <NeilB@earthling.net>
3514 * cpphash.c (struct macro_info): Add new members.
3515 (_cpp_free_definition): Delete the macro directly.
3516 (count_params): Return void, with first token of
3517 expansion in struct macro_info on success.
3518 (parse_define): Return int. Hoist syntax checking from
3519 save_macro_expansion. Leave call to save_expansion to
3520 _cpp_create_definition.
3521 (alloc_macro): Needs just 2 arguments.
3522 (free_macro): Delete.
3523 (save_expansion): Don't perform syntax check.
3524 (_cpp_create_definition): Call save_expansion.
3526 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3528 * genrecog.c (write_header): Split long string.
3530 * cpphash.c (macro_info): Don't use the `signed' keyword.
3532 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
3534 2000-07-13 Jakub Jelinek <jakub@redhat.com>
3536 * calls.c (stored_args_map): New variable.
3537 (check_sibcall_argument_overlap_1): New.
3538 (check_sibcall_argument_overlap): New.
3539 (expand_call): Initialize stored_args_map.
3540 Call check_sibcall_argument_overlap.
3542 2000-07-13 Bruce Korb <bkorb@gnu.org>
3544 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
3545 (emit_gnu_type): utility procedure for gnu_type_fix
3546 (gnu_type_fix): implement various pre-processor guards around
3547 standard types so these types can be defined over and over
3548 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
3549 types alluded to above will have GNU-compliant base types
3550 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
3551 * fixinc/inclhack.def: add test_text entries and utilize the new
3552 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
3553 * fixinc/fixincl.x: regenerate
3555 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
3557 * diagnostic.c (vline_wrapper_message_with_location,
3558 v_message_with_file_and_line, v_error_with_file_and_file,
3559 v_error_for_asm, v_warning_for_asm, vfatal,
3560 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
3561 vsorry, verror, vwarning, vpedwarn): Remove.
3562 (diagnostic_for_asm): New function.
3563 (pedwarn, error, warning, pedwarn_with_file_and_line,
3564 error_with_file_and_line, warning_with_file_and_line, sorry,
3565 error_for_asm, warning_for_asm, fatal): Reimplement.
3566 (finish_diagnostic): Clear diagnostic info as well.
3568 2000-07-13 Neil Booth <NeilB@earthling.net>
3570 * c-common.h (flag_digraphs): New.
3571 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
3572 * c-lex.c (yylex): Use flag_digraphs to decide whether to
3575 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
3577 * gcc.c (do_spec_1): Add new %B operator.
3578 (set_input): Prepare for %B.
3580 (link_command_spec): Move up with the other tm.h-
3581 overrideable specs. Factor out the portion conditional on
3582 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
3583 (struct compiler): Just have a single spec string. All users
3585 (default_compilers): Remove unnecessary braces.
3586 (static_specs): Update.
3588 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
3590 (C and assembly specs): Use the new named specs, as appropriate.
3592 * objc/lang-specs.h: Use the new named specs.
3593 Remove unnecessary braces.
3595 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
3597 * gcc.c (execute): If a subprocess gets a fatal signal, report
3598 strsignal() of the signal number, and ask for a bug report.
3599 Do not do this for SIGPIPE if there's already been an error.
3601 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
3604 * tradcif.c: Remove.
3606 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
3608 * final.c (profile_function): Do not emit profile counters in
3609 the data section, if NO_PROFILE_COUNTERS is defined.
3610 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
3613 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
3614 (FUNCTION_PROFILER): Just emit a call to mcount.
3616 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
3618 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
3620 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
3621 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
3622 traditional, lang_chill, or lang_fortran.
3624 * cppfiles.c: #undef strcmp to suppress warning about macros
3625 used without arguments.
3626 (_cpp_execute_include): Use f, not fname, in "No include path"
3628 (_cpp_pop_file_buffer): New function.
3629 * cpplib.c: Don't include <sys/mman.h>.
3630 (cpp_push_buffer): Set line_base and lineno in new buffer.
3631 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
3633 * cpplex.c: Move all prototypes and structure declarations to the
3634 top of the file. Properly parenthesise some macro arguments.
3635 (cpp_scan_line): New function.
3636 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
3637 don't need to walk up the stack counting.
3639 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3641 * c-common.c (combine_strings): Emit a pedantic warning when a
3642 string length is greater than the minimum ANSI C is required
3645 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
3647 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
3648 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
3650 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3652 * c-decl.c (define_label): Warn about identifier conflicts with
3653 labels in traditional C.
3655 * c-parse.in (unop +): Warn about the unary plus operator for
3658 * c-typeck.c (store_init_value): Warn about automatic aggregate
3659 initialization for traditional C.
3661 * invoke.texi (-Wtraditional): Document new warnings.
3663 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
3665 * Makefile.in (c-errors.o): Fix thinko in dependency.
3667 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
3669 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
3670 -traditional, -ftraditional, or -traditional-cpp was given.
3671 Do not pass -traditional to the preprocessor.
3672 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
3673 preprocessor does it automatically.
3674 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
3676 * ch/lang-specs.h: Always use tradcpp. Do not pass
3677 -traditional, -trigraphs, or -pedantic to the preprocessor.
3678 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
3681 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
3683 * cppexp.c (LOGICAL): Delete macro.
3684 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
3687 * cpphash.c (HASHSIZE): Increase to 4096.
3688 (struct hashdummy): Add hash field.
3689 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
3690 the string values using memcmp.
3691 (cpp_lookup): Set dummy.hash.
3693 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
3695 * configure.in (m88k-openbsd): Express configuration using new fragment
3697 * configure: Rebuilt.
3698 * m88k/aout-dbx.h: New.
3699 * m88k/openbsd.h: New.
3700 * m88k/xm-openbsd.h: New.
3702 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3704 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
3706 2000-07-12 Richard Henderson <rth@cygnus.com>
3708 * reload.c (push_secondary_reload): Make sure to add the new
3709 reload at the end, after acquiring secondary memory.
3711 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3713 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
3715 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
3716 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
3718 * c-parse.in (stmt): Delete unused variables.
3720 * convert.c (convert_to_vector): Likewise.
3722 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
3724 * tree.c (finish_vector_type): Prototype.
3726 2000-07-12 Bruce Korb <bkorb@gnu.org>
3728 * fixinc/fixfixes.c: use xmalloc
3729 * fixinc/fixincl.c(initialize): set program name for xmalloc
3730 * fixinc/fixlib.c(must_malloc): obsolete
3731 (is_cxx_header): no longer used - disabled
3732 (skip_quote): inserted and disabled for future use
3733 * fixinc/fixlib.h: reflects above
3734 * fixinc/fixtests.c: removed dinkleberries
3736 2000-07-12 Neil Booth <NeilB@earthling.net>
3738 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
3739 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
3741 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
3742 struct toklist_dummy): New.
3743 (cpp_free_definition): Free macros with free_macro.
3744 (count_params): Don't save paramter spellings. Save macro
3745 information in a struct macro_info.
3746 (parse_define): Don't allocate a token list.
3747 (save_expansion): Allocate the macro's token list, and
3748 save parameter spellings if necessary. Use TOKEN_SPELL.
3749 (cpp_create_definition): Make list const.
3751 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
3753 * c-typeck.c (pedwarn_c99): Move to
3754 * c-errors.c: ... Here.
3755 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
3756 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
3757 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
3758 (c-errors.o): List dependency.
3760 2000-07-12 Mark Mitchell <mark@codesourcery.com>
3762 * c-parse.c: Remove.
3763 * c-parse.h: Likewise.
3764 * c-parse.y: Likewise.
3765 * objc/objc-parse.c: Likewise.
3766 * objc/objc-pasre.y: Likewise.
3768 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
3770 * gcc.texi: Fix minor typos
3771 * extend.texi: Fix minor typos
3773 2000-07-11 Marc Espie <espie@openbsd.org>
3775 * collect2.c (main): Recognize .lo as object files.
3777 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3779 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
3782 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
3783 with MAP_ANONYMOUS and MAP_ANON.
3784 * configure, config.in: Rebuilt.
3786 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
3788 * diagnostic.c (save_output_state): Remove.
3789 (restore_output_state): Likewise.
3790 (clear_text_info): New function.
3791 (clear_diagnostic_info): Likewise.
3792 (output_text_length, is_starting_newline, output_prefix,
3793 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
3794 prefixing_policy, output_buffer_ptr_to_format_args): New macros
3795 (set_real_maximum_length, output_set_maximum_length,
3796 output_set_prefix, output_get_prefix, output_set_maximum_length,
3797 output_destroy_prefix, init_output_buffer,
3798 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
3799 output_add_newline, output_add_character, output_add_space,
3800 output_append_r, output_append, wrap_text, output_format,
3801 output_do_printf, output_printf, output_do_verbatim,
3802 output_verbatim, verbatim): Use them.
3803 (output_clear): Split into cleat_text_info and
3804 clear_diagnostic_info.
3805 (struct output_state): Move to...
3807 * diagnostic.h: ...Here
3808 (struct output_buffer): Adjust.
3810 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
3812 * cpplex.c (parse_name): No longer inline (premature optimization).
3813 (do_pop_context): Fold into pop_context.
3814 (pop_context): Returns int.
3815 (lex_next): Hoist test for end of directive into pop_context.
3816 (push_macro_context): Returns int; takes just reader and token.
3817 Hoist test for excessive nesting to caller.
3818 (push_arg_context): Returns void; takes just reader and token.
3819 Do not call stringify_arg or get_raw_token.
3820 (get_raw_token): Convert tail recursion through push_arg_context
3821 to a loop at this level. Call stringify_arg here if appropriate.
3822 (maybe_paste_with_next): Convert tail recursion to a while loop.
3823 Hoist test of paste_level to caller.
3825 (stringify_arg): Push arg context at beginning.
3826 (cpp_get_token): Split out core into _cpp_get_token. Call
3827 process_directive here. Throw away CPP_PLACEMARKER tokens.
3828 (_cpp_get_token): Convert tail recursion through
3829 push_macro_context to a loop at this level.
3830 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
3831 _cpp_get_raw_token): Use _cpp_get_token.
3832 (_cpp_skip_rest_of_line): Drop the context stack directly; do
3833 not call pop_context.
3834 (_cpp_run_directive): Call lex_next directly.
3836 * cpphash.h: Prototype _cpp_get_token.
3837 * cppexp.c (lex): Use it.
3838 * cpphash.c (parse_define): Use it.
3839 * cpplib.c (get_define_node, do_undef, parse_include,
3840 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
3841 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
3842 parse_ifdef, validate_else): Use it.
3843 (cpp_push_buffer): Tweak error message; abort if anyone tries
3844 to push a buffer while macro expansions are stacked.
3846 2000-07-11 Donn Terry <donnte@microsoft.com>
3848 * cpplex.c (free_macro_args, save_token): Cast arg of free
3849 and/or xrealloc to PTR.
3850 (_cpp_init_input_buffer): Clear all fields of the base context.
3852 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
3854 * gensupport.c (process_rtx): Make rtl checking stop
3855 complaining about the define_insn while it is being
3856 converted from a define_insn_and_split.
3858 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
3860 * config/mips/mips.c (simple_memory_operand): Access the
3861 INTVAL of the address, not it's containing MEM.
3863 2000-07-11 Bruce Korb <bkorb@gnu.org>
3865 * fixinc/fixtests.c(double_slash): obsolete
3866 (else_endif_label): likewise
3867 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
3868 (libc1_ifdefd_memx): correct initial comment
3869 and omit the #if/#endif pair from the memxxx declarations
3870 * fixinc/fixincl.x: regen
3872 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3874 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
3876 2000-07-11 Neil Booth <NeilB@earthling.net>
3880 2000-07-11 Neil Booth <NeilB@earthling.net>
3882 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
3883 (handle_option): Set digraphs according to standard.
3884 Merge OPT_lang_c89 handler with OPT_std_c89.
3886 * cpplex.c: (lex_line, can_paste): Honour digraphs in
3887 accordance with the digraphs flag.
3889 * cpplib.h: (struct cpp_options): New option digraphs.
3891 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
3892 Bruce Korb <bkorb@gnu.org>
3894 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
3895 * fixinc/fixincl.x: Regenerate.
3896 * fixinc/tests/base/testing.h: Add testcase.
3898 2000-07-10 Richard Henderson <rth@cygnus.com>
3900 * config/ia64/ia64.c (got_symbolic_operand): New.
3901 (symbolic_operand, move_operand): Revert 0701 change.
3902 * config/ia64/ia64.h (PREDICATE_CODES): Update.
3903 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
3904 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
3905 split the offset into a 14-bit low part instead of a 13-bit low part.
3906 (load_fptr): Mark the mem as unchanging.
3907 (load_symptr): Use got_symbolic_operand.
3909 2000-07-10 Nick Clifton <nickc@cygnus.com>
3911 * libgcc2.c (next_stack_level): Cast result of computation to
3912 (void **) so that the assignment does not generate a warning.
3914 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
3916 * flags.h : Add new variable flag_single_precision_constant.
3917 * toplev.c (display_help) : Add -fsingle-precision-constant option.
3918 (flag_single_precision_constant): New.
3919 * c-lex.c (yylex): Convert floating point constant to single
3921 * invoke.texi : Add documentation for this new option.
3923 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
3925 * diagnostic.c (output_octal): Second parameter is unsigned.
3926 (output_long_octal): Likewise.
3927 (output_hexadecimal): Likewise.
3928 (output_long_hexadecimal): Likewise.
3929 (output_format): Adjust arguments extraction. Tweak.
3930 (output_verbatim, verbatim): End variable argument list.
3931 (report_diagnostic): Improve documentation.
3933 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
3935 * c-common.h (build_stmt): Declare.
3936 (build_continue_stmt): Likewise.
3937 (build_break_stmt): Likewise.
3938 (build_return_stmt): Likewise.
3940 * c-decl.c (do_case): Rewrite to do what previously done in
3943 * c-semantics.c (build_stmt): Define.
3944 (build_return_stmt): Likewise.
3945 (build_break_stmt): Likewise.
3946 (build_continue_stmt): Likewise.
3947 (build_case_label): Likewise.
3949 * c-parse.in (BREAK): Change to build tree, then generate RTL.
3950 (CONTINUE): Likewise.
3953 (DEFAULT): Likewise.
3955 * c-parse.y: Regenerate.
3956 * c-pasre.c: Likewise.
3958 2000-07-09 Jason Merrill <jason@redhat.com>
3960 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
3962 * tree.h (STRIP_NOPS): Check for error_mark_node.
3963 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
3964 (dwarf2out_*): Remove duplicate declarations.
3966 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
3967 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
3969 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
3971 * diagnostic.c (wrap_text): New function.
3972 (maybe_wrap_text): Likewise.
3973 (output_add_string): Use it.
3974 (output_format): Likewise.
3975 (count_error): Use verbatim instead of notice.
3976 (report_error_function): Likewise. Don't use plain fprintf.
3977 (finish_diagnostic): New function.
3978 (output_do_verbatim): Tweak. Commonalize functionalities in
3979 output_verbatim and verbatim.
3980 (output_verbatim): Adjust.
3981 (verbatim): Likewise.
3982 (report_diagnostic): Define.
3984 * diagnostic.h (report_diagnostic): Prototype.
3986 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
3988 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
3990 2000-07-09 Neil Booth <NeilB@earthling.net>
3992 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
3993 IShspace, ISspace: Update.
3995 * cppinit.c: ISTABLE: Update.
3998 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
3999 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
4000 (skip_block_comment, skip_line_comment, parse_string,
4001 lex_line): Use is_vspace rather than IS_NEWLINE.
4002 (skip_whitespace, lex_line): Clean up to use is_nvspace.
4003 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
4005 (lex_next): Unconditionally stop if within a directive.
4006 Treat directives within macro invocations as directives
4007 (after parse_args emits error), not as the argument.
4009 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
4011 * diagnostic.c (diagnostic_args): New macro.
4012 (diagnostic_msg): Likewise.
4013 (output_formatted_integer): Likewise.
4014 (output_state): New data type.
4015 (digit_buffer): Make global.
4016 (output_add_integer): Rename to output_decimal. Squeeze
4018 (output_long_decimal, output_unsigned_decimal,
4019 output_long_unsigned_decimal, output_octal, output_long_octal,
4020 output_hexadecimal, output_long_hexadecimal): New functions.
4021 (output_append_r): New function.
4022 (output_append): Tweak.
4023 (output_flush_on): Rename to output_to_stream.
4024 (output_format): Change prototype. Improve documentation. Handle
4025 more format specifiers.
4026 (build_location_prefix): Rename to context_as_prefix.
4027 (output_notice): Rename to output_do_printf.
4028 (output_printf): Tweak.
4029 (line_wrapper_printf): Likewise.
4030 (vline_wrapper_message_with_location): Adjust call to renamed
4032 (v_message_with_decl): Likewise.
4033 (default_print_error_function): Likewise.
4034 (save_output_state): New function.
4035 (restore_output_state): Likewise.
4036 (output_do_verbatim): Likewise.
4037 (output_verbatim): Define.
4038 (verbatim): Likewise.
4040 * diagnostic.h (printer_fn): Change return type from void to int.
4041 Improve documentation.
4042 (output_add_integer): Rename to output_decimal.
4043 (output_flush_on, output_format): Don't export.
4044 (output_verbatim, verbatim): Declare.
4046 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
4048 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
4049 Check whether c divides op1 exactly if operation is not
4052 2000-07-08 Richard Henderson <rth@cygnus.com>
4054 * final.c (final): Do not abort when reg-stack introduces
4057 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
4059 * cpplib.h (struct cpp_name): Now struct cpp_string.
4060 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
4061 CPP_HEADER_NAME): Change to type S.
4062 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
4063 field, a cpp_hashnode *. All references to val.name updated
4064 to use val.str or val.node as appropriate.
4065 (struct cpp_reader): Add spec_nodes field.
4066 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
4068 * cpphash.h (struct spec_nodes): New.
4069 (enum spell_type): Reorder. Only SPELL_STRING tokens use
4070 val.str. All references to 'spelling > SPELL_NONE' updated to
4073 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
4074 pfile->buffer->inc are not NULL before dereferencing them.
4076 * cpplex.c (parse_name): Take a pointer to the current token,
4077 plus current position and limit as args; return the new
4078 position; don't copy the text of a name into the string
4079 buffer, instead call cpp_lookup and store the node pointer.
4080 If extending a token, copy out the text of the old into a
4081 scratch buffer, append the new, look that up and store the new
4082 node pointer. Inline.
4083 (maybe_paste_with_next): If the result of paste is a NAME,
4084 then look up the pasted text and store its node pointer.
4085 (lex_line): Adjust for new parse_name interface.
4086 Check for L"str", L'str' using spec_nodes->n_L.
4087 (spell_token): SPELL_IDENT tokens have their spelling in
4088 val.node->name. Handle SPELL_STRING tokens that don't have
4090 (_cpp_expand_name_space,
4091 (can_paste): Check for L ## "str" using spec_nodes->n_L.
4092 (cpp_get_token, special_symbol): No need to call cpp_lookup.
4093 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
4094 return 1=equal 0=not, not a tristate.
4096 * cpphash.c (var_args_str): Delete.
4097 (find_param): Compare node fields directly.
4098 (is__va_args__): Use CPP_PEDANTIC. Just compare
4099 token->val.node with spec_nodes->n__VA_ARGS__.
4100 (dump_funlike_macro): Don't use var_args_str.
4102 * cpplib.c (_cpp_check_directive): Just walk through
4103 spec_nodes->dirs comparing pointers.
4104 (get_define_node, do_pragma_poison, detect_if_not_defined,
4105 parse_ifdef): The identifier has already been looked up.
4106 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
4108 (do_if): Only call detect_if_not_defined at beginning of file.
4109 (_cpp_parse_assertion): Only copy string pointers for
4110 SPELL_STRING tokens.
4111 (pragma_dispatch): Take a node pointer and examine its name
4113 (_cpp_init_stacks): Also initialize the spec_nodes structure.
4115 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
4117 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
4118 reverse order from the corresponding _cpp_init_* routines.
4120 * cppexp.c (parse_number, parse_charconst, parse_defined,
4121 lex): Check val.node->type instead of calling cpp_defined.
4122 Use spec_nodes entries where appropriate.
4124 * fix-header.c, scan-decls.c: Update for interface changes.
4126 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
4128 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
4129 emitting aux_truncdfsf2.
4131 2000-07-03 Donn Terry (donnte@microsoft.com)
4133 * cppinit.c (print_help): split overlong line into ISO C89
4136 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
4138 * cppexp.c: Update all code for new lexer interface.
4139 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
4140 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
4141 * cpplex.c (token_names): Trim leading CPP_ from names; make
4142 the strings unsigned.
4143 (_cpp_spell_operator): New.
4144 (is_macro_disabled): Disable all macros if rescanning
4146 (_cpp_get_directive_token): Remove.
4148 * cppinit.c: Don't set no_macro_expand.
4149 * cpplib.c (read_line_number, do_line): Check only for EOF,
4151 * cpphash.h: Update prototypes.
4152 * cpplib.h (CPP_VSPACE): Remove.
4153 (struct cpp_reader): Remove no_macro_expand.
4155 2000-07-08 Neil Booth <NeilB@earthling.net>
4157 * cpphash.c (is__va_args__): New function.
4158 (count_params): Fix line reported in error messages. Use
4159 is__va_args__. Don't return ')' on error. Flag GNU style
4160 rest args macro definitions.
4161 (parse_define): Check macro name is not __VA_ARGS__.
4162 (save_expansion): Check identifier in non-varargs-macro is
4163 not __VA_ARGS__. Don't flag GNU_VARARGS.
4164 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
4165 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
4166 than per-token GNU_VARARGS.
4167 * cpplib.h (GNU_VARARGS): Remove.
4168 (GNU_REST_ARGS): New.
4170 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
4172 * i386.md (call_pop, call, call_value_pop): Do not set
4173 current_function_uses_pic_offset_table for calls to static
4174 functions or indirect calls.
4176 2000-07-07 Jim Wilson <wilson@cygnus.com>
4178 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
4179 is_predicate_reg, then take max write_count of register pair.
4181 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4183 * tradcpp.c (main): Rename label `include' to `add_include' to
4184 avoid conflicts with variable `include' in traditional C.
4186 2000-07-07 Jakub Jelinek <jakub@redhat.com>
4188 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
4190 2000-07-07 Jakub Jelinek <jakub@redhat.com>
4192 * sibcall.c (uses_addressof): Add INMEM argument, check for
4193 current_function_internal_arg_pointer outside of MEM rtxs in addition
4195 (sequence_uses_addressof): Update caller.
4197 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
4199 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
4202 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4204 * system.h (UNION_INIT_ZERO): New macro for initializing union
4207 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
4209 2000-07-07 Neil Booth <NeilB@earthling.net>
4213 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
4215 * final.c (final): Detect out of bounds array access to
4216 the insn_lengths array.
4218 2000-07-07 Kazu Hirata <kazu@hxi.com>
4220 * fold-const.c (fold): Fix a comment typo.
4222 2000-07-07 Neil Booth <NeilB@earthling.net>
4224 * cpp.texi: Update to new lexer.
4226 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
4228 * tradcpp.c: New file.
4229 * tradcif.y: New file.
4230 * tradcif.c: New generated file.
4232 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
4233 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
4234 dependencies of C. Install tradcpp from install-common, in
4237 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
4239 * cppinit.c: Include cppdefault.h. Refer to
4240 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
4241 to GCC_INCLUDE_DIR and its length.
4242 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
4243 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
4244 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
4246 (include_defaults_array): Move to cppdefault.c.
4248 * cppdefault.h: New file.
4249 * cppdefault.c: New file.
4251 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
4252 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
4253 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
4256 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4258 * reload.c (push_reload): When seeing if can reuse a register,
4259 check extra registers against widest of INMODE and OUTMODE.
4261 2000-07-06 Neil Booth <NeilB@earthling.net>
4263 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
4264 based on full length of predicate.
4266 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
4268 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
4269 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
4271 2000-07-05 Kazu Hirata <kazu@hxi.com>
4273 * h8300-proto.h: Fix formatting.
4274 * h8300.c: Likewise.
4275 * h8300.h: Likewise.
4277 2000-07-05 Jim Wilson <wilson@cygnus.com>
4279 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
4282 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
4284 * invoke.texi: Fix minor typos
4285 * md.texi: Fix minor typos
4287 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
4289 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
4291 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
4293 * cpplex.c: Don't include sys/mman.h.
4294 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
4296 * cpplib.c: Include sys/mman.h and obstack.h.
4297 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
4299 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
4300 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
4301 bother freeing if stack entries (they will be freed with their buffer).
4302 (do_endif): Free if stack entries from the buffer obstack.
4303 (push_conditional): Allocate if stack entries from the buffer obstack.
4305 (find_answer): Rename to _cpp_find_answer.
4306 (do_assert, do_unassert): Update.
4308 * cpphash.h: Update prototypes.
4309 (xobnew): New convenience macro.
4310 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
4312 (struct cpp_hashnode): Remove disabled field.
4314 * cppinit.c: Don't include hashtab.h or splay-tree.h.
4315 (report_missing_guard): Moved to cppfiles.c.
4316 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
4318 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
4319 cpp_cleanup_includes. Don't destroy hashtab or
4320 all_include_files here.
4321 (cpp_finish): Use _cpp_report_missing_guards.
4323 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
4324 (_cpp_init_include_table): Rename _cpp_init_includes.
4325 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
4327 * cppexp.c (parse_assertion): Update for new name of
4330 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
4332 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
4334 * cpplib.c (do_ident): s/VSPACE/EOF/
4336 2000-07-05 Neil Booth <NeilB@earthling.net>
4338 * cpplex.c: Fix trigraph replacement within strings.
4340 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4342 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
4344 * xcoffout.c (assign_type_number): Constify.
4345 (xcoffout_source_file): Add static prototype. Don't needlessly
4346 cast away const-ness.
4348 2000-07-04 Jason Merrill <jason@redhat.com>
4350 * frame.h (frame_state): Move base_offset to end.
4352 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
4354 * calls.c (emit_library_call_value_1): Revert previous change.
4356 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
4358 * fix-header.c (struct partial_proto): Remove unnecessary fields.
4359 (recognized_extern, recognized_function, read_scan_file):
4360 Update for new scheme.
4361 (check_protection): It's still a multiple include guard even
4362 if it doesn't always trigger.
4363 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
4365 * scan.h: Declare struct cpp_token. Update prototypes.
4367 2000-07-03 Neil Booth <neilb@earthling.net>
4368 Zack Weinberg <zack@wolery.cumb.org>
4370 Complete overhaul of the lexer and macro expander.
4372 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
4373 arg, arglist, argdata, reflist, collect_objlike_expansion,
4374 collect_funlike_expansion, collect_params,
4375 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
4376 unsafe_chars, macarg, compare_defs, special_symbol,
4377 scan_arguments, stringify, funlike_macroexpand,
4378 _cpp_quote_string, monthnames): Delete.
4379 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
4380 _cpp_create_definition, _cpp_dump_definition,
4381 dump_hash_helper): Adjust.
4382 (find_param, count_params, parse_define, var_args_str,
4383 check_macro_redefinition, save_expansion): New.
4385 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
4386 parse_string, output_line_command, trigraph_replace,
4387 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
4388 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
4389 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
4390 _cpp_skip_rest_of_line): Modify.
4392 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
4393 find_position, null_warning, bump_column, expand_name_space,
4394 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
4395 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
4396 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
4397 _cpp_prescan): Delete.
4399 (dump_param_spelling, process_directive, lex_next,
4400 is_macro_disabled, stringify_arg, expand_context_stack,
4401 output_token, make_string_token, alloc_number_token,
4402 special_symbol, duplicate_token, maybe_paste_with_next,
4403 can_paste, prevent_macro_expansion, restore_macro_expansion,
4404 get_temp_token, release_temp_tokens, quote_string,
4405 token_names, token_spellings, _cpp_expand_name_space,
4406 _cpp_glue_header_name, _cpp_reserve_name_space,
4407 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
4408 placemarker_token, eof_token, cpp_context, macro_args,
4409 get_raw_token, parse_arg, parse_args, save_token,
4410 push_arg_context, push_macro_context, pop_context,
4411 do_pop_context, free_macro_args, _cpp_get_line,
4412 _cpp_run_directive): New.
4414 * cpplib.c (validate_else, parse_include, push_conditional,
4415 pass_thru_directive, read_line_number, parse_ifdef,
4416 detect_if_not_defined, _cpp_check_directive, do_define,
4417 do_undef, do_include, do_import, do_include_next, do_error,
4418 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
4419 top_pragmas, do_pragma_gcc, do_pragma_implementation,
4420 do_pragma_poison, do_pragma_system_header,
4421 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
4422 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
4423 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
4424 cpp_defined): Update for new scheme.
4425 (strtoul_for_line, get_define_node, dump_macro_name,
4426 _cpp_check_linemarker, _cpp_parse_assertion): New.
4427 (_cpp_handle_directive, do_pragma_default): Delete.
4429 * cpphash.h (struct predicate): Now struct answer.
4430 (enum spell_type, struct token_spelling, struct directive,
4431 directive_handler): New.
4432 Update prototypes. Remove unused macros.
4433 * cpplib.h: Update prototypes. Remove unused macros,
4434 structure definitions, and fields.
4436 * cpperror.c (print_containing_files, v_message): Adjust.
4437 * cppexp.c (parse_assertion, lex, parse_escape,
4438 _cpp_parse_expr): Adjust.
4439 * cppfiles.c (open_include_file, _cpp_execute_include,
4440 _cpp_compare_file_date, cpp_read_file, read_include_file):
4442 * cppinit.c (dump_special_to_buffer): Delete.
4443 (append_include_chain, merge_include_chains, cpp_reader_init,
4444 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
4445 cpp_finish, handle_option, print_help): Adjust.
4446 * cppmain.c (main): Adjust.
4448 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
4450 * cppspec.c (lang_specific_driver): Use double quotes in error
4453 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
4455 * calls.c (emit_library_call_value_1): Use valreg instead
4456 of hard_libcall_value.
4458 2000-07-03 Geoff Keating <geoffk@cygnus.com>
4460 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
4461 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
4462 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
4470 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
4471 mode instead of wider_mode is being used.
4473 2000-07-03 Jakub Jelinek <jakub@redhat.com>
4475 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
4476 of 'r'. Use q_regs_operand.
4477 (andsi_1+2): Use q_regs_operand.
4479 2000-07-03 Jakub Jelinek <jakub@redhat.com>
4481 * builtins.c (get_memory_rtx): Always put into alias set 0.
4483 2000-07-03 Nick Clifton <nickc@cygnus.com>
4485 * config/arm/arm.md: Fix post increment and pre increment
4486 peepholes so that they do not generate UNPREDICATBLE opcodes.
4487 (ie ones where the increment clobbers the source/destination).
4489 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
4491 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
4492 change too big for -mtiny-stack" a warning, if larger than 63.
4493 (out_set_stack_ptr): Change the logic so -mno-interrupts is
4494 always safe to use on possible future devices.
4495 (function_prologue): Write SPH before SPL, for consistency.
4496 If interrupt_func_p true, we know we have enabled interrupts.
4497 (avr_num_arg_regs): New function. Round up to even number of
4498 bytes if no -mpack-args or if calling a libgcc function.
4499 (function_arg, function_arg_advance): Use it.
4500 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
4501 Output "movw" if available.
4502 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
4503 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
4504 (asm_output_section_name): Add blanks for consistent output.
4505 (encode_section_info): Set TREE_READONLY for progmem data to
4506 avoid gas warnings about changed section attributes.
4507 (avr_hard_regno_mode_ok): Force non-QImode data to start in
4508 even numbered registers on devices with "movw".
4509 * config/avr/avr.h (MASK_*): Define bits for target_flags.
4510 (TARGET_SWITCHES): Mark help strings for translation.
4511 Add new -mpack-args and -menhanced switches.
4512 (TARGET_OPTIONS): Mark help strings for translation.
4513 (progmem_section): Add section attributes.
4514 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
4515 Output "movw" if available.
4516 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
4518 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
4519 call convention (arguments aligned on even registers).
4520 (_cleanup, _exit): Make weak symbols libc can override.
4522 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4524 * fp-bit.h: New file.
4526 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
4527 Comment #endif statements.
4528 (__thenan_sf, __thenan_df): Add missing braces around initializer.
4530 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
4532 * gcse.c (compute_pre_data): Compute ae_kill using other local
4533 properties instead of calling compute_ae_kill.
4535 * alias.c (init_alias_analysis): Do not call
4536 prologue_epilogue_contains until after reload has completed.
4538 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
4540 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
4541 (genrtl_finish_compound_stmt): Likewise.
4542 (genrtl_compound_stmt): Change to return void.
4544 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
4545 move code from here to ...
4546 (genrtl_compound_stmt): ... here.
4547 (genrtl_finish_compound_stmt): Remove.
4548 (expand_stmt): Add comment.
4550 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
4552 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
4555 2000-07-02 Jakub Jelinek <jakub@redhat.com>
4557 * cpplib.h (struct cpp_reader): New field include_depth.
4558 (struct cpp_printer): Rename last_bsd to last_id.
4559 * cppfiles.c (read_include_file): Bump include_depth.
4560 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
4561 (output_line_command): Output correct #line if a header
4562 is including itself and is not protected against multiple inclusion.
4563 Use include_depth instead of buffer_stack_depth, last_id instead of
4565 * cppinit.c (cpp_start_read): Initialize last_id instead of
4568 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
4570 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
4571 (c-semantics.o): New target.
4573 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
4574 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
4575 (genrtl_clear_out_block): Likewise.
4576 (genrtl_goto_stmt): Likewise.
4577 (genrtl_expr_stmt): Likewise.
4578 (genrtl_decl_stmt): Likewise.
4579 (genrtl_if_stmt): Likewise.
4580 (genrtl_while_stmt): Likewise.
4581 (genrtl_do_stmt): Likewise.
4582 (genrtl_return_stmt): Likewise.
4583 (genrtl_for_stmt): Likewise.
4584 (genrtl_break_stmt): Likewise.
4585 (genrtl_continue_stmt): Likewise.
4586 (genrtl_scope_stmt): Likewise.
4587 (genrtl_switch_stmt): Likewise.
4588 (genrtl_case_label): Likewise.
4589 (genrtl_begin_compound_stmt): Likewise.
4590 (gerntl_finish_compound_stmt): Likewise.
4591 (genrtl_compound_stmt): Likewise.
4592 (genrtl_asm_stmt): Likewise.
4593 (genrtl_decl_cleanup): Likewise.
4594 (DECL_ANON_UNION_ELEMS): Likewise.
4595 (emit_local_var): Likewise.
4596 (make_rtl_for_local_static): Likewise.
4597 (expand_cond): Likewise.
4598 (expand_stmt): Likewise.
4599 (c_expand_return): Likewise.
4600 (c_expand_start_case): Likewise.
4601 (do_case): Likewise.
4602 (COMPOUND_STMT_NO_SCOPE): Likewise.
4603 (c_expand_asm_operands): Likewise.
4604 (NEW_FOR_SCOPE_P): New macro.
4605 (expand_expr_stmt_fn): New type.
4607 (set_current_function_name_declared): Likewise.
4608 (current_function_name_declared): Likewise.
4609 (lang_expand_stmt): Likewise.
4610 (stmts_are_full_exprs_p): Likewise.
4611 (anon_aggr_type_p): Likewise.
4612 (lang_expand_expr_stmt): Likewise.
4613 (build_case_label): Likewise.
4615 * c-decl.c (lang_expand_expr_stmt): Initialize.
4616 (stmts_are_full_exprs_p): Define.
4617 (current_function_name_declared): Likewise.
4618 (do_case): Likewise.
4619 (lang_expand_stmt): Likewise.
4620 (set_current_function_name_declared): Likewise.
4621 (anon_aggr_type_p): Likewise.
4623 * c-semantics.c: New file.
4624 (expand_cond): Moved from cp/semantics.c.
4625 (genrtl_do_pushlevel): Likewise.
4626 (genrtl_clear_out_block): Likewise.
4627 (genrtl_goto_stmt): Likewise.
4628 (genrtl_expr_stmt): Likewise.
4629 (genrtl_decl_stmt): Likewise.
4630 (genrtl_if_stmt): Likewise.
4631 (genrtl_while_stmt): Likewise.
4632 (genrtl_do_stmt): Likewise.
4633 (genrtl_return_stmt): Likewise.
4634 (genrtl_for_stmt): Likewise.
4635 (genrtl_break_stmt): Likewise.
4636 (genrtl_continue_stmt): Likewise.
4637 (genrtl_scope_stmt): Likewise.
4638 (genrtl_switch_stmt): Likewise.
4639 (genrtl_case_label): Likewise.
4640 (genrtl_begin_compound_stmt): Likewise.
4641 (genrtl_finish_compound_stmt): Likewise.
4642 (genrtl_compound_stmt): Likewise.
4643 (genrtl_asm_stmt): Likewise.
4644 (genrtl_decl_cleanup): Likewise.
4645 (make_rtl_for_local_static): Moved from cp/decl.c.
4646 (emit_local_var): Likewise.
4647 (expand_stmt): Define.
4649 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
4650 (c_expand_return): Likewise.
4651 (c_expand_start_case): Likewise.
4653 2000-07-01 Richard Henderson <rth@cygnus.com>
4655 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
4656 with the low 13 bits set.
4657 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
4658 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
4659 of the low 13 bits into a CONST plus an adddi3.
4660 (load_symptr): Set RTX_UNCHANGING_P.
4662 See ChangeLog.3 for earlier changes.