1 2000-11-29 Laurynas Biveinis <lauras@softhome.net>
3 * configure.in: recognize DOS-style absolute paths.
5 2000-11-29 Jakub Jelinek <jakub@redhat.com>
7 * expr.h (store_by_pieces): Add prototype.
8 (can_store_by_pieces): Likewise.
9 * expr.c (struct store_by_pieces): Renamed from clear_by_pieces.
10 (can_store_by_pieces): New.
11 (store_by_pieces): New.
12 (clear_by_pieces): New.
13 (clear_by_pieces_1): New.
14 (store_by_pieces_1): Renamed from clear_by_pieces, handle storing
15 arbitrary compiler generated constants into memory block.
16 (store_by_pieces_2): Renamed from clear_by_pieces_1, likewise.
17 * builtins.c (c_readstr): New.
18 (builtin_memcpy_read_str): New.
19 (expand_builtin_memcpy): If src is string constant and
20 emit_block_move would move it by pieces, compute integer constants
21 from the string and store it into memory block instead.
22 (builtin_strncpy_read_str): New.
23 (expand_builtin_strncpy): If N is not constant zero and c_strlen does
24 not return INTEGER_CST, don't optimize.
25 If N is larger than strlen(src) + 1, try to copy the string
26 including padding with store_by_pieces.
27 (expand_builtin_strcmp): If both arguments have side effects, don't
29 (expand_builtin_fputs): If STR has side effects, don't optimize.
31 2000-11-29 Richard Earnshaw <rearnsha@arm.com>
33 * arm.md (sibcall, sibcall_value, sibcall_insn, sibcall_value_insn):
34 Add use of link register.
36 2000-11-29 Joseph S. Myers <jsm28@cam.ac.uk>
38 * extend.texi: Update documentation for default format attributes.
40 Tue Nov 28 21:56:45 2000 Jeffrey A Law (law@cygnus.com)
42 * pa/pa-64.h (ASM_OUTPUT_SECTION_NAME): Use a hash table, not
43 a list, to keep track of the sections.
45 2000-11-28 Nick Clifton <nickc@redhat.com>
47 * config/arm/arm.md (pic_load_addr): Split into
48 pic_load_addr_arm and pic_load_addr_thumb.
50 * config/arm/arm.c (legitimize_pic_address): Generate either
51 ARM or Thumb versions of pic_load_addr.
52 (arm_finalize_pic): Generate either ARM or Thumb versions of
55 2000-11-28 Richard Henderson <rth@redhat.com>
57 * calls.c (expand_call): Defer const/pure NO_DEFER_POP until
58 after sibcall do_pending_stack_adjust.
60 Wed Nov 29 00:08:23 2000 J"orn Rennecke <amylaar@redhat.com>
62 * jump.c (delete_insn): Check that REG_LABEL note actually contains
65 2000-11-28 Neil Booth <neilb@earthling.net>
67 * c-common.h: Remove flag_digraphs.
68 * c-decl.c: Remove flag_digraphs.
69 (c_decode_option): Don't set it.
70 * c-lex.c (init_c_lex): Don't do anything for digraphs.
72 2000-11-28 Richard Henderson <rth@redhat.com>
74 * c-parse.in (finish_parse): Update for parse_in type change.
77 2000-11-28 Neil Booth <neilb@earthling.net>
79 * cppmacro.c (cpp_scan_buffer_nooutput): Take a boolean
80 indicating whether to scan all buffers on the stack or
82 * cppinit.c (do_includes): Update.
83 * cppmain.c (main): Update.
84 * cpplib.h: Update prototype.
86 2000-11-28 Richard Henderson <rth@redhat.com>
88 * genoutput.c (validate_insn_operands): New.
91 * config/alpha/alpha.md (divmodsi_internal): Renumber operands.
92 (divmoddi_internal): Likewise.
93 * config/arm/arm.md (andsi3_compare0_scratch): Likewise.
94 * config/i960/i960.md (branch patterns): Likewise.
95 * config/ia64/ia64.md (tbit_and_0): Likewise.
96 (tbit_and_1, tbit_or_0, tbit_or_1): Likewise.
97 * config/m68k/m68k.md (zero_extract memory patterns): Likewise.
98 * config/mips/mips.md (divmodsi4_internal): Likewise.
99 (divmoddi4_internal): Likewise.
100 * config/rs6000/rs6000.md (call patterns): Likewise.
101 * config/sh/sh.md (movsi_y): Likewise.
102 * config/sparc/sparc.md: Comment out if 0 v8p shift pattern.
104 2000-11-28 Richard Henderson <rth@redhat.com>
106 * config.gcc: Kill residual pyramid support.
108 2000-11-28 Neil Booth <neilb@earthling.net>
110 * c-lex.h (parse_in): Change parse_in to a cpp_reader *.
111 * c-decl.c (c_decode_option): Update to match.
112 * c-lex.c (init_c_lex, yyparse): Update to match.
113 * c-lang.c (lang_init_options): Use cpp_create_reader.
114 * cppinit.c (cpp_init): Rename initialize.
115 (cpp_reader_init): Rename cpp_create_reader. Create the
116 reader. Initialize cpplib if appropriate.
117 * cpplib.h (cpp_create_reader) New prototype.
118 (cpp_init, cpp_reader_init): Delete prototypes.
119 * cppmain.c (general_init, setup_callbacks): New functions.
121 * fix-header.c (scan_in): Change type to cpp_reader *.
122 (read_scan_file): Update for new cpplib interface and scan_in type.
124 * cp/decl.c (parse_in): Change to cpp_reader *.
125 (lang_decode_option): Update.
126 * cp/lex.c (lang_init_options): Use new cpplib interface.
127 (init_cp_pragma, finish_parse, handle_pragma_implementation): Update.
128 * cp/spew.c (read_token): Update.
129 * objc/objc-act.c (lang_init_options): Update new cpplib interface.
131 2000-11-28 Jakub Jelinek <jakub@redhat.com>
133 * loop.c (load_mems): Avoid using next_label to find end_label. If
134 jumping outside of the loop (other than loop end), don't hoist MEMs
137 2000-11-28 Jan Hubicka <jh@suse.cz>
139 * calls.c (expand_call): Don't disable tail recursion based
142 2000-11-28 Neil Booth <neilb@earthling.net>
144 * tradcpp.c (enum node_type): New hash types T_ASSERT, T_UNASSERT.
145 (struct directive): Drop 4th argument from handlers.
146 (do_define, do_line, do_include, do_undef, do_else, do_elif,
147 do_endif): Similarly.
148 (do_assert, do_unassert, do_ifdef, do_ifndef): New handlers.
149 (do_ifxdef): Update as common handler of do_ifdef and do_ifndef.
150 (make_definition, make_undef): Take a const char*.
151 (make_assertion): New function.
152 (struct directive_table): Update.
153 (main): Handle -A command line argument.
154 (handle_directive): Drop fourth handler argument.
156 2000-11-28 Bernd Schmidt <bernds@redhat.co.uk>
158 * simplify-rtx.c (cselib_record_sets): Ignore sets whose destination
159 is anything but REG or MEM, but look inside STRICT_LOW_PART.
161 Tue Nov 28 09:53:50 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
163 * system.h (IS_DIR_SEPARATOR): Use uppercase macro name.
164 (IS_ABSOLUTE_PATHNAME): New macro.
165 * gcc.c (find_a_file, process_command, do_spec_1, main): Use it.
167 2000-11-28 Jakub Jelinek <jakub@redhat.com>
169 * config/i386/i386.md (truncxfsf2_2): Fix predicate.
171 2000-11-27 Jim Wilson <wilson@redhat.com>
173 * reload1.c (reload): Use HOST_WIDE_INT for old_frame_size.
175 2000-11-27 Matthias Klose <doko@cs.tu-berlin.de>
177 * extend.texi (Nested Functions): Update URL of Usenix paper.
179 2000-11-27 Mark Mitchell <mark@codesourcery.com>
181 * function.c (free_after_compilation): Clear x_clobber_return_insn.
183 2000-11-27 Neil Booth <neilb@earthling.net>
185 * cppinit.c (cpp_reader_init): Remove handling of warn_paste
186 command line options.
187 (cpp_handle_option): Similarly.
188 * cpplib.h (struct cpp_options): Remove warn_paste.
189 * cppmacro.c (paste_tokens): Apart from assembler, make
190 unpasteable token warning mandatory.
192 2000-11-27 Neil Booth <neilb@earthling.net>
194 * tradcpp.c (enum pending_dir_t, struct pending_dir): New.
195 (main): Allocate a pending directive set of these. Use it.
196 Merge handling of -D and -U. Update handling of pending
197 directives. Free the memory after use.
199 2000-11-27 Bernd Schmidt <bernds@redhat.co.uk>
201 * flow.c (entry_exit_blocks): Add entry for cond_local_set.
202 (struct propagate_block_info): Add new member cond_local_set.
203 (propagate_block): Accept new arg cond_local_set. All callers
205 (init_propagate_block_info): Likewise.
206 (calculate_global_regs_live): Allocate & free cond_local_set. Always
207 rescan if there's overlap between cond_local_set and new_live_at_end.
208 (mark_set_1): Set bits either in cond_local_set or local_set, as
210 * basic-block.h (struct basic_block_def): New field cond_local_set.
211 (propagate_block, init_propagate_block_info): Update prototypes.
213 Mon Nov 27 17:29:44 2000 kaz Kojima <kkojima@rr.iij4u.or.jp>
215 * gcc/config/sh/sh.md (udivsi3_i4, udivsi3_i4_single): Clobber
218 2000-11-27 Richard Earnshaw <rearnsha@arm.com>
220 * arm.c (select_dominance_cc_mode): Handle new way that combine
221 canonicalizes conditional compares.
222 (arm_select_cc_mode): Likewise.
223 * arm.md: Garbage collect some dead code.
224 (cmp_and, cmp_ior): New patterns.
225 (splitter for conditional move with inverted false): Use cond_exec
226 and handle unordered comparisons.
228 Mon Nov 27 17:22:56 MET 2000 Jan Hubicka <jh@suse.cz>
230 * i386.c (ix86_force_to_memory, ix86_free_from_memory): New.
231 * i386-protos.h (ix86_force_to_memory, ix86_free_from_memory): Declare
232 * i386.md (float?i?f, int/fp operations): Rewrite spliters to use
233 ix86_force_to_memory and ix86_free_from_memory.
235 2000-11-27 Richard Earnshaw <rearnsha@arm.com>
237 * arm.md (arm_adddi3, adddi_sesidi_di, adddi_zesidi_di, arm_addsi3,
238 arm_subsi3_insn, anddi_zesidi_di, arm_andsi3_insn, anddi_notdi_di,
239 anddi_notzesidi_di, anddi_notsesidi_di, arm_iorsi3,
240 one_cmpldi2): Merge with splitters to create define_insn_and_split
241 patterns. Remove redundant splits.
242 (peephole2 for add:SI of invalid immediate): New.
243 (peephole2 for minus:SI of invalid immediate): New.
244 (peephole2 for ior:SI of invalid immediate): New.
245 (peephole for merge of move and compare): Convert ot peephole2.
246 (addsf3, adddf3): Mark as commutative.
248 * arm.md (thumb peephole for merging stack adjustments): Convert to
251 2000-11-27 Bernd Schmidt <bernds@redhat.co.uk>
253 * haifa-sched.c (print_pattern): Prettier output for COND_EXEC.
255 * reload1.c (reload_cse_simplify_set): Pass down mode to cselib_lookup.
256 (reload_cse_simplify_operands): Do nothing about operands where both
257 the operand and the match_operand fail to give us a mode.
258 * simplify-rtx.c (wrap_constant): New function.
259 (entry_and_rtx_equal_p): Except integer constants to come wrapped in a
260 CONST describing the proper mode.
261 (rtx_equal_for_cselib_p): Pass down modes to recursive calls of
263 (cselib_lookup_mem): Call wrap_constant on the rtx that is passed to
264 htab_find_slot_with_hash.
265 (cselib_lookup): Likewise.
267 Based on a patch from Geoff Keating <geoffk@redhat.com>:
268 * loop.c (basic_induction_var): If a REG is set from something
269 that is not a biv, then the REG is not a biv. Even if it is
270 earlier set from something that is a biv.
272 2000-11-27 Alexandre Oliva <aoliva@redhat.com>
274 * configure.in (extra_objs): Enclose extra_headers in quotes.
275 * configure: Rebuilt.
277 2000-11-27 Neil Booth <neilb@earthling.net>
279 * c-lex.c (cb_enter_file, cb_leave_file, cb_rename_file):
280 Combine into the new function cb_change_file.
281 (init_c_lex): Update.
282 * cppfiles.c (stack_include_file): Use _cpp_do_file_change.
283 (cpp_syshdr_flags): Delete.
284 * cpphash.h (_cpp_do_file_change): New prototype.
285 Move struct cpp_buffer here from...
286 * cpplib.h (struct cpp_buffer): ... here.
287 (enum cpp_fc_reason, struct cpp_file_loc,
288 struct_cpp_file_change, change_file): New.
289 (enter_file, leave_file, rename_file, cpp_syshdr_flags): Delete.
290 * cpplib.c (do_line): Update for new cb_change_file callback.
291 (_cpp_do_file_change): New function.
292 (_cpp_pop_buffer): Update to use it.
293 * cppmain.c (move_printer): Delete.
294 (main): Set up single callback cb_change_file.
295 (cb_enter_file, cb_leave_file, cb_rename_file): Delete.
296 (cb_change_file): New.
297 * fix-header.c (cur_file, cb_change_file): New.
298 (recognized_function, read_scan_file): Update.
299 * scan-decls.c (scan_decls): Update.
300 * scan.h (recognized_function): Update prototype.
302 2000-11-26 Mark Mitchell <mark@codesourcery.com>
304 * tree.h (mark_tree_hashtable): New function.
305 * tree.c (mark_tree_hashtable_entry): New function.
306 (mark_tree_hashtable): Likewise.
308 2000-11-27 Michael Meissner <meissner@redhat.com>
310 * d30v-protos.h (srelational_si_operator): Correctly spell
312 (urelational_si_operator): Ditto.
313 (relational_si_operator): Ditto.
314 (d30v_expand_prologue): Add prototype.
315 (d30v_expand_epilogue): Ditto.
317 * d30v.h (OPTIMIZATION_OPTIONS): Undo November 22nd change.
319 * d30v.md (movcccc_*): Delete now unused patterns.
320 (64 bit comparison splitters): Rewrite to use COND_EXEC instead of
322 (define_cond_exec): Use 'b' to select branch flags.
324 2000-11-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
326 * builtins.c (expand_builtin_strncmp, expand_builtin_strncpy): New
328 (expand_builtin): Handle BUILT_IN_STRNCPY and BUILT_IN_STRNCMP.
330 * builtins.def (BUILT_IN_STRNCPY, BUILT_IN_STRNCMP): New entries.
332 * c-common.c (c_common_nodes_and_builtins): Declare builtin
335 * extend.texi (strncmp, strncpy): Document new builtins.
337 2000-11-26 Mark Mitchell <mark@codesourcery.com>
339 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Use a hash table, not
340 a list, to keep track of the sections.
341 * tm.texi (ASM_OUTPUT_SECTION_NAME): Document the fact that the
342 parameter provided will always be a canonical string.
344 2000-11-26 Neil Booth <neilb@earthling.net>
346 * cppmacro.c (cpp_scan_buffer_nooutput): Only scan the
349 2000-11-26 Joseph S. Myers <jsm28@cam.ac.uk>
351 * makefile.vms: Remove EGCS references.
353 2000-11-26 Ulrich Drepper <drepper@redhat.com>
355 * dwarf2out.c (output_file_names): New function. Compute minimal
356 combination of directory and file name table and emit them.
357 (output_line_info): Remove code to emit directory and file name
358 table and call output_file_names instead.
359 (file_info_cmp): Helper function to sort directory names.
361 2000-11-26 Neil Booth <neilb@earthling.net>
363 * cpplib.h (struct cpp_reader): Remove lang_asm.
364 (struct cpp_options): Remove c89. New members lang,
366 * cppexp.c (parse_number): Use them.
367 * cpphash.h (VALID_SIGN): Use them.
368 * cppinit.c (set_lang, cpp_start_read): Update.
369 * cpplex.c (parse_string, _cpp_lex_token): Update.
370 * cpplib.c (_cpp_handle_directive): Update.
371 * cppmacro.c (parse_args): Update.
372 * cppmain.c (scan_buffer): Update.
374 Sun Nov 26 10:02:37 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
376 * fold-const.c (fold, case CONVERT_EXPR): Always return tree of
379 2000-11-26 Neil Booth <neilb@earthling.net>
381 * Makefile.in: Remove MAYBE_CPPLIB and maybe_cpplib.
382 * c-decl.c: Remove parse_in declaration.
383 * c-lang.c: Similarly.
384 * c-lex.c: Similarly.
385 * c-parse.in: Similarly.
386 * c-pragma.c: Similarly.
387 * configure.in: Similarly.
388 * cp/Make-lang.in: Similarly.
389 * cp/spew.c: Similarly.
390 * cp/decl2.c: Remove check for lang-c++ option.
391 * cp/lang-specs.h: Remove -lang-c++ from cc1plus command line.
392 * cp/lex.c (lang_init_options): With cpp_reader_init, default to C++.
393 * c-lex.h: Add declaration of parse_in.
394 * cppinit.c: Call set_lang after allocating pfile->pending.
395 * configure: Regenerate.
397 2000-11-25 Zack Weinberg <zack@wolery.stanford.edu>
399 * combine.c (try_combine): Remove redundant test.
401 2000-11-25 Richard Henderson <rth@redhat.com>
403 * c-common.h (DECL_C_HARD_REGISTER): New.
404 * c-decl.c (finish_decl): Set it for asm register variables.
405 * c-semantics.c (emit_local_var): Test it when instantiating one.
407 2000-11-25 Richard Henderson <rth@redhat.com>
409 * c-decl.c (c_expand_body): Use DECL_SOURCE_LINE rather than
410 lineno for the start of the function.
412 2000-11-25 Richard Henderson <rth@redhat.com>
414 * dwarf2out.c (file_table, file_table_allocated): Remove.
415 (file_table_allocated): Remove.
416 (struct file_table): New.
417 (decl_file_table, line_file_table): New.
418 (print_dwarf_line_table): Use them.
419 (size_of_line_prolog): Likewise.
420 (output_line_info): Likewise.
421 (add_src_coords_attributes): Likewise.
422 (gen_subprogram_die): Likewise.
423 (gen_variable_die): Likewise.
424 (dwarf2out_add_library_unit_info): Likewise.
425 (dwarf2out_line): Likewise.
426 (lookup_filename): Take a struct file_table argument.
427 (init_file_table): New.
428 (dwarf2out_init): Use it.
430 2000-11-25 Joseph S. Myers <jsm28@cam.ac.uk>
432 * invoke.texi: Update sequence points references.
434 2000-11-25 Neil Booth <neilb@earthling.net>
436 * c-common.c: Remove USE_CPPLIB conditional inclusions.
437 * c-common.h: Similarly.
438 * c-decl.c: Similarly.
439 * c-lang.c: Similarly.
440 * c-lex.c: Similarly.
441 * c-parse.in: Similarly.
442 * c-pragma.c: Similarly.
443 * c-pragma.h: Similarly.
445 * toplev.c: Similarly.
446 * cp/cp-tree.h: Similarly.
447 * cp/decl2.c: Similarly.
448 * cp/lang-specs.h: Similarly.
449 * cp/lex.c: Similarly.
450 * cp/lex.h: Similarly.
451 * cp/spew.c: Similarly.
452 * java/lang-options.h: Similarly.
453 * objc/lang-specs.h: Similarly.
454 * objc/objc-act.c: Similarly.
456 * configure.in: Remove configure option.
457 * config.in: Regenerate.
458 * configure: Regenerate.
460 2000-11-25 Richard Henderson <rth@redhat.com>
462 * haifa-sched.c (sched_analyze_1, sched_analyze_2, sched_analyze):
463 Revert 2000-11-22 change.
465 2000-11-25 Bernd Schmidt <bernds@redhat.co.uk>
467 * config/i386/i386.h (FIXED_REGS): Make the three flags registers
470 2000-11-25 Philipp Thomas <pthomas@suse.de>
471 * configure.in (ALL_LINGUAS): Remove en_GB and add sv.
472 * configure: Rebuilt.
474 2000-11-25 Jakub Jelinek <jakub@redhat.com>
476 * config/sparc/sparc.md (muldi3_v8plus): Remove H constraint.
477 Handle CONST_INT as second argument.
478 * config/sparc/sparc.c (set_extends): Remove first argument.
479 Properly handle AND, CONST_INT and CONST_DOUBLE, handle IOR, XOR and
481 (sparc_check_64): Abort if first argument is not REG.
482 If it is DImode REG, look at the lower register of the register
485 * config/sparc/sparc.c (load_pic_register, restore_regs,
486 output_return, sparc_v8plus_shift, sparc_function_profiler,
487 sparc_function_block_profiler, sparc_block_profiler): Fix output
490 2000-11-25 Alexandre Oliva <aoliva@redhat.com>
492 * config/sh/sh.h (TARGET_NONE): New.
493 (TARGET_SWITCHES): For all variant-selecting switch, use
494 TARGET_NONE to reset all other variant-selecting switch. Added
495 empty strings to avoid warnings.
496 (TARGET_DEFAULT): Set to SH1_BIT.
498 * Makefile.in ($(INTL_TARGETS)): Added $(CONFIG_H) for
501 * gcc/config/sh/sh.md (sibcalli, sibcalli_pcrel): New insns.
502 (sibcall_pcrel): New insn_and_split.
503 (sibcall, sibcall_value, sibcall_epilogue): New expands.
505 * config/sh/sh.md (GOTaddr2picreg, symGOT2reg, symGOTOFF2reg,
506 symPLT_label2reg, call, call_value): Don't set
507 current_function_uses_pic_offset_table.
508 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't mark
509 PIC_OFFSET_TABLE_REGNUM as call_used, so that calc_live_regs
510 takes it into account.
511 (FINALIZE_PIC): Delete, useless.
512 (LEGITIMATE_CONSTANT_P): Delete, unused.
513 * config/sh/sh.c (sh_expand_prologue): Don't use
514 current_function_uses_pic_offset_table. Don't special-case
515 PIC_OFFSET_TABLE_REGNUM. Initialize it if it's ever live and
517 (sh_expand_epilogue, initial_elimination_offset): Don't
518 special case PIC_OFFSET_TABLE_REGNUM.
520 2000-11-25 Alexandre Oliva <aoliva@redhat.com>, NIIBE Yutaka <gniibe@m17n.org>
522 * config/sh/sh-protos.h (symbol_ref_operand): Declare.
523 * config/sh/sh.md (UNSPEC_CALLER): New constant.
524 (calli_pcrel, call_valuei_pcrel): Use PIC_REG.
525 (call_pcrel, call_value_pcrel): New insn_and_splits.
526 (call, call_value): Use them.
527 (call_site): New expand.
528 (sym_label2reg, symPLT_label2reg): Adjust to hold call_sites.
529 * config/sh/sh.h (OUTPUT_ADDR_CONST_EXTRA) [UNSPEC_CALLER]:
530 Output call_site label.
531 (PREDICATE_CODES): Added symbol_ref_operand.
532 * config/sh/sh.c (symbol_ref_operand): Define.
533 * emit-rtl.c (try_split): Propagate CALL_INSN_FUNCTION_USAGE
534 to CALL_INSNs in the split sequence.
536 2000-11-24 Nick Clifton <nickc@redhat.com>
538 * config.gcc (v850-*-*): Define c_target_objs and
541 * config/v850/t-v850: Define how to build v850-c.o
543 * config/v850/v850.h (struct data_area_stack_element): Move
544 definition here from v850.c.
546 * config/v850v850.c: Include gcc.h to avoid compile time
548 (push_data_area): Move to v850-c.c.
549 (pop_data_area): Move to v850-c.c.
550 (mark_current_function_as_interrupt): Move to v850-c.c.
551 (GHS_default_section_names): Allow to be exported.
552 (GHS_current_section_names): Allow to be exported.
553 (data_area_stack_elements): Allow to be exported.
554 (ghs_pragma_section): Move to v850-c.c.
555 (ghs_pragma_interrupt): Move to v850-c.c.
556 (ghs_pragma_starttda): Move to v850-c.c.
557 (ghs_pragma_startsda): Move to v850-c.c.
558 (ghs_pragma_startzda): Move to v850-c.c.
559 (ghs_pragma_endtda): Move to v850-c.c.
560 (ghs_pragma_endsda): Move to v850-c.c.
561 (ghs_pragma_endzda): Move to v850-c.c.
563 * config/v850/v850-c.c: New file: Contains v850 specific
564 pragma parsing functions.
566 2000-11-24 Nick Clifton <nickc@redhat.com>
568 * config.gcc (extra_objs): Remove duplicate description.
569 (c_target_objs): New variable. Contains target specific
570 object files for the gcc C compiler only.
571 (cxx_target_objs): New variable. Contains target specific
572 object files for the gxx C++ compiler only.
574 * configure.in (c_target_objs): Substitute in the makefile.
575 (cxx_target_objs): Substitute in the makefile.
576 * configure: Regenerate.
578 * Makefile.in (C_TARGET_OBJS): Define and initialise from
580 (CXX_TARGET_OBJS): Define and initialise from
582 (C_AND_OBJC_OBJS): Include C_TARGET_OBJS.
584 * cp/Make-lang.in (CXX_C_OBJS): Include CXX_TARGET_OBJS).
586 * tm.texi (REGISTER_TARGET_PRAGMAS): Add paragraph explaining
587 about how the use of the 'c_lex' function requires the use of
588 the target specific, language specific object files feature of
589 the configuration mechanism.
591 Fri Nov 24 18:50:58 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
593 * gcc.c (process_command): Use F_OK, not R_OK.
595 2000-11-24 Arno J. Klaassen <arno@heho.snv.jussieu.fr>
597 * flow.c (print_rtl_and_abort): Remove ANSIism.
599 Fri Nov 24 19:54:36 2000 Alexandre Oliva <aoliva@redhat.com>
601 * config/sh/sh.h (GENERAL_REGISTER_P,
602 GENERAL_OR_AP_REGISTER_P, FP_REGISTER_P, XD_REGISTER_P,
603 FP_OR_XD_REGISTER_P, FP_ANY_REGISTER_P): New macros. Use them
605 (SPECIAL_REG): Renamed to SPECIAL_REGISTER_P.
606 * config/sh/sh.c: Use new macros.
607 * config/sh/sh.md: Likewise.
609 Fri Nov 24 19:46:16 2000 Alexandre Oliva <aoliva@redhat.com>
611 * config/sh/sh.md: Clobber MACH_REG and MACL_REG in SImode,
612 instead of just MACH_REG in DImode. Always refer to FPSCR_REG
615 Fri Nov 24 22:37:41 2000 Denis Chertykov <denisc@overta.ru>
617 * config/avr/avr.c (out_tsthi,out_tstsi): Test simplification bug
619 (machine_dependent_reorg): Wrong optimization based on
620 NOTICE_UPDATE_CC removed.
622 Fri Nov 24 19:48:09 2000 J"orn Rennecke <amylaar@redhat.com>
624 * jump.c (delete_computation): Re-instate deletion of feeding insn.
625 (delete_insn): Look for REG_LABEL notes.
626 (redirect_tablejump): Delete feeding insns.
628 2000-11-24 Bernd Schmidt <bernds@redhat.co.uk>
630 * config/i386/i386.md (call_pop_0, call_pop_1, call_value_pop_0,
631 call_value_pop_1): Make sure operand numbers are contiguous.
633 * fold-const.c (fold_range_test): Avoid crash if LHS or RHS is null.
635 * reload1.c (conflicts_with_override): New function.
636 (emit_input_reload_insns): Use it to tighten test for validity
637 of substituting into output of previous insn.
639 * haifa-sched.c (struct ready_list): New.
640 (ready_lastpos, ready_add, ready_remove_first, ready_sort): New static
642 (schedule_insn): Replace args READY and N_READY with a pointer to a
643 ready_list; return void. Use the new functions to access the ready
644 list. All callers changed.
645 (queue_to_ready, debug_ready_list): Likewise.
646 (schedule_block): Initialize a ready_list structure. Use new
647 functions to access it.
648 (max_priority): Remove unused variable.
649 (schedule_insn): Don't set it.
651 * c-common.c (verify_tree): Don't recurse into CONSTRUCTORs.
653 * combine.c (cant_combine_insn_p): New function.
654 (try_combine): Use it.
656 * Makefile.in (c-common.o): Depend on $(OBSTACK_H).
657 * c-common.c (c-obstack.c): Include "obstack.h".
658 (struct reverse_tree): Delete.
659 (reverse_list, reverse_max_depth): Delete.
660 (build_reverse_tree, common_ancestor, modify_ok): Delete functions.
661 (struct tlist, struct tlist_cache): New.
662 (tlist_obstack, tlist_firstobj, warned_ids, save_expr_cache): New.
663 (add_tlist, merge_tlist, verify_tree, warning_candidate_p,
664 warn_for_collisions, warn_for_collisions_1, new_tlist): New
666 (verify_sequence_points): Rewritten.
667 * fold-const.c (fold): Don't lose possibly important sequence
668 points when removing one arm of TRUTH_ORIF_EXPRs or TRUTH_ANDIF_EXPRs.
670 2000-11-24 Richard Sandiford <rsandifo@redhat.com>
672 * gcc/cse.c (cse_insn): Removed conversion of REG_EQUIV to REG_EQUAL
673 when reversing a register-to-register copy. Reversal now disabled
674 when the previous instruction has a REG_EQUIV.
676 2000-11-24 Nathan Sidwell <nathan@codesourcery.com>
678 * c-parse.in (unary_expr): Move VA_ARG from here ...
679 (primary): ... to here.
681 2000-11-23 Graham Stott <grahams@redhat.com>
683 * expr.c (store_constructor): If a field is non addressable and
684 the target is a MEM use MEM_ALIAS_SET otherwise use get_alias_set.
686 2000-11-23 Bernd Schmidt <bernds@redhat.co.uk>
688 * flow.c (print_rtl_and_abort): New function.
689 (verify_wide_reg, verify_local_live_at_start): Try to dump more
690 information before aborting.
692 2000-11-23 Alexandre Oliva <aoliva@redhat.com>
694 * emit-rtl.c (gen_lowpart_common): Use word 0 if register mode
695 is narrower than requested mode.
696 (gen_highpart): Abort if register mode is narrower than
699 2000-11-23 Graham Stott <grahams@redhat.com>
701 * cse.c (cse_insn): Initialise all regcost variables.
702 Fix a typo add missing '='.
703 Only compare costs if there is a replacement insn.
705 Thu Nov 23 04:33:33 2000 Alexandre Oliva <aoliva@redhat.com>
707 * final.c (output_addr_const) [LABEL_REF]: Simplify.
708 [MINUS]: Enclose non-CONST_INTs in parentheses.
709 [default]: Try OUTPUT_ADDR_CONST_EXTRA.
710 * tm.texi (OUTPUT_ADDR_CONST_EXTRA): Document it.
711 * varasm.c (decode_rtx_const) [CONST]: If it's not something
712 PLUS or MINUS a CONST_INT, use the whole CONST with offset 0
713 instead of abort()ing.
714 * sh.c (output_pic_addr_const): Removed. Fixed all callers.
715 * sh.h (OUTPUT_ADDR_CONST_EXTRA): New. Handle the UNSPECs
716 formerly handled in output_pic_addr_const.
717 * sh.md (sym_label2reg, symPLT_label2reg): Enclose UNSPEC
718 operands of MINUS in CONSTs so that decode_rtx_const() will
721 Thu Nov 23 04:10:30 2000 Alexandre Oliva <aoliva@redhat.com>
723 * config/sh/sh.md (mova_const): New pattern.
724 (GOTaddr2picreg): Use it.
725 * config/sh/sh.c (broken_move): Match it.
726 (mova_p): Don't match it.
727 (machine_dependent_reorg): Adjust it.
729 Thu Nov 23 02:09:09 2000 Alexandre Oliva <aoliva@redhat.com>
731 * config/sh/sh.h (FIRST_GENERAL_REG, LAST_GENERAL_REG): New.
732 Moved most register-number #defines...
733 * config/sh/sh.md (define_constants): ... here. Use macros to
734 refer to registers and unspecs.
735 * config/sh/sh.c: Likewise.
737 Thu Nov 23 01:01:32 2000 J"orn Rennecke <amylaar@redhat.com>
739 * Makefile.in (HOST_CFLAGS): Add -DGENERATOR_FILE.
740 (rtl.o, print-rtl.o, bitmap.o, obstack.o): Build with -DGENERATOR_FILE.
741 (alloca.o, vfprintf.o, ggc-none.o, errors.o): Likewise.
742 (splay-tree.o, hash.o): Likewise.
744 (rtl.o, print-rtl.o): Depend on $(GCONFIG_H) instead of $(CONFIG_H).
745 (bitmap.o, obstack.o, vfprintf.o, ggc-none.o, errors.o): Likewise.
746 (hashtab.o): Likewise.
747 (gcov.o): Depend on $(CONFIG_H).
748 * configure.in: #include insn-codes.h in tm.h.
750 2000-11-22 Nick Clifton <nickc@redhat.com>
752 * config/arm/arm.c (arm_encode_call_attribute): Make 'newstr' a
753 const char * to avoid a compile time warning.
755 * config/arm/arm.md (define_constants): Define symbolic names for
756 the link register, last integer register and the fake CC register.
757 Update patterns to use these symbolic names.
759 2000-11-22 Neil Booth <neilb@earthling.net>
761 * cpplex.c (trigraph_ok): Ensure we don't warn twice.
762 * cpplib.h (struct cpp_buffer): New member last_Wtrigraphs.
764 2000-11-22 Richard Henderson <rth@redhat.com>
766 * haifa-sched.c (sched_analyze_1): Don't special-case calls
767 for clobbering registers.
768 (sched_analyze_2): Likewise.
769 (sched_analyze): Zap reg_last_uses and reg_last_sets after calls.
771 2000-11-22 Chris Demetriou <cgd@sibyte.com>
772 Neil Booth <neilb@earthling.net>
774 * gcc.c (validate_switches): Validate multiple switches named
775 in '|' (or) expressions in specs.
776 (handle_braces): If more than 1 alternative in a '|' spec
777 matches, call do_spec1 just once.
779 2000-11-22 Michael Meissner <meissner@redhat.com>
781 * d30v.h (TARGET_SWITCHES): Add documentation strings.
782 (TARGET_OPTIONS): Ditto.
783 (OPTIMIZATION_OPTIONS): Temporarily turn off -frename-registers if
786 Wed Nov 22 06:40:56 2000 Jeffrey A Law (law@cygnus.com)
788 * pa.c (hppa_encode_label): Account for addition of encoding
789 character when allocating persistent space for the new label
792 2000-11-22 Zack Weinberg <zack@wolery.stanford.edu>
794 * Makefile.in, config.gcc, configure.in: Expunge remaining
795 traces of facility for running MD files through C preprocessor.
797 2000-11-22 Joseph S. Myers <jsm28@cam.ac.uk>
799 * gcov.texi: Add magic comments for texi2pod.pl.
800 * Makefile.in: Add rules to generate and install gcov.1.
801 * gcov.1: New (generated) file.
803 2000-11-21 Richard Henderson <rth@redhat.com>
805 * regrename.c (scan_rtx_reg): Terminate the chain rather than
806 abort on mark_read with NO_REGS.
808 2000-11-21 Mike Stump <mrs@wrs.com>
810 * fixinc/fixtests.c (TEST_FOR_FIX_PROC_HEAD): Fix to allow
811 compilation with older compilers, such as /bin/cc on SunOS.
812 * fixinc/fixfixes.c (FIX_PROC_HEAD): Ditto.
814 2000-11-21 Richard Henderson <rth@redhat.com>
816 * varasm.c (record_constant): Pad the constructed
817 constant_descriptor appropriately.
819 Wed Nov 22 00:52:55 2000 J"orn Rennecke <amylaar@redhat.com>
821 * rtl.h (traverse_md_constants): Declare.
822 (struct md_constant): Define.
823 * Makefile.in (HOST_RTL): Add hashtab.o .
824 (OBJS): Add hashtab.o .
825 (hashtab.o): New rule.
826 (rtl.o): Depends on HASHTAB_H.
827 * rtl.c (hashtab.h): #include.
828 (md_constants): New static variable.
829 (def_hash, def_name_eq_p, read_constants): New static functions.
830 (traverse_md_constants): New function.
831 (read_name): Do constant expansion.
832 (read_rtx): Recognize define_constants.
833 * gencodes.c (print_md_constant): New function.
834 (main): Emit #defines for all constant definitions encountered.
835 * md.texi (Constant Definitions): New node.
836 * gensupport.c (xcalloc): New function.
838 2000-11-21 Richard Henderson <rth@redhat.com>
840 * config/alpha/alpha.c (alpha_split_tfmode_frobsign): New.
841 * config/alpha/alpha-protos.h: Declare it.
842 * config/alpha/alpha.md (abstf_internal): Use it.
843 (negtf_internal): Likewise.
844 (andnotdi3): Unstar the name.
845 (movtf_internal): Add o/G alternative.
847 2000-11-21 Zack Weinberg <zack@wolery.stanford.edu>
849 * stringpool.c (stringpool_statistics): Also report number and
850 percentage of entries which are identifiers.
852 2000-11-21 Diego Novillo <dnovillo@redhat.com>
854 * gcse.c (hoist_expr_reaches_here_p): Do not mark expr_bb as
855 visited before visiting it.
857 2000-11-21 Nick Clifton <nickc@redhat.com>
859 * config/arm/arm.h: Accept TARGET_CPU_arm9tdmi,
860 TARGET_CPU_strongarm110 and TARGET_SPU_strongarm1100.
862 * config.gcc: Accept --with-cpu=arm9 and --with-cpu=arm9tdmi.
864 2000-11-21 Richard Henderson <rth@redhat.com>
866 * c-common.c (c_unsafe_for_reeval): New function.
867 (add_c_tree_codes): Register it.
868 * c-common.h: Declare it.
869 * tree.c (lang_unsafe_for_reeval): New hook.
870 (unsafe_for_reeval): Call it.
871 * tree.h: Declare it.
873 2000-11-21 Richard Henderson <rth@redhat.com>
875 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify @GOT
878 2000-11-21 Neil Booth <neilb@earthling.net>
880 * do_includes: Revert to using cpp_read_file.
882 2000-11-21 Bernd Schmidt <bernds@redhat.co.uk>
884 * loop.c (consec_sets_giv): If the reg we're examining is anything
885 but UNKNOWN_INDUCT, do nothing.
886 Reset the reg's type to UNKNOWN_INDUCT before returning.
888 Mostly from Vladimir Makarov (vmakarov@redhat.com)
889 * ia64.md (attr itanium_class): Define insn types as described in
891 (all insn patterns): Use itanium_class, not type attributes.
892 Occasionally split alternatives as necessary.
893 (attr type): Compute from new attr itanium_class.
895 2000-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
897 * tradcpp.c (output_line_command): Mark system headers as such in
900 2000-11-21 Jakub Jelinek <jakub@redhat.com>
902 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Sparc has .file/.loc
903 support in as as well.
904 * configure: Regenerate.
906 2000-11-20 Richard Henderson <rth@redhat.com>
908 * c-lex.c (orig_filename): New variable.
909 (init_c_lex): Set it. Move call to cpp_start_read ...
910 (yyparse): ... here. New function.
911 * c-parse.in (yyparse_1): Rename the parser entry point.
912 * c-tree.h: Declare it.
914 2000-11-21 Jakub Jelinek <jakub@redhat.com>
916 * expr.c (do_compare_and_jump): If op0 was replaced by promoted
917 integer constant, use type of op1 for comparison.
919 2000-11-20 Stan Shebs <shebs@apple.com>
921 * config/rs6000/xm-darwin.h: New file, Darwin host definitions.
922 * config/rs6000/x-darwin: New file, Darwin host fragment.
923 * config.gcc (powerpc-*-darwin*): New host.
924 * system.h (HAVE_DESIGNATED_INITIALIZERS): Allow this to be
925 overridden by a config file.
927 2000-11-20 Neil Booth <neilb@earthling.net>
929 * cppmacro.c (paste_tokens): Rename from paste_payloads.
930 Change token type after pasting spellings.
931 (paste_all_tokens): Use it.
932 * gcc.dg/cpp/paste2.c: Update test.
933 * objc/execute/paste.m: New test.
935 2000-11-20 Richard Henderson <rth@redhat.com>
937 * dwarf.h (FMT_CODE): Adjust argument order; fix mapping to
938 dwarf_subscr_data_formats bits.
939 * dwarfout.c (simple_type_size_in_bits): Handle a type with
940 no computed size as size zero.
941 (field_byte_offset): Likewise.
942 (subscript_data_attribute): Handle a range with no upper bound.
944 2000-11-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
946 * gansidecl.h (const): Check __STDC__ before undef'ing `const'.
948 2000-11-20 Joseph S. Myers <jsm28@cam.ac.uk>
950 * c-typeck.c (build_conditional_expr): When merging type
951 qualifiers for conditional expressions between a pointer and a
952 pointer to a void type, merge the qualifiers on the target types
953 rather than the pointer type. Remove obsolete conditioned out
956 2000-11-20 Neil Booth <neilb@earthling.net>
958 * c-lang.c (lang_init_options): Update call to
960 * cppmain.c (main): Similarly.
961 * fix-header.c (read_scan_file): Similarly.
962 * cp/lex.c (lang_init_options): Similarly.
963 * objc/objc-act.c (lang_init_options): Similarly.
964 * cppexp.c (parse_number): Only warn for unextended C89.
965 * cppinit.c (set_lang): New function.
966 (cpp_reader_init): Take a LANG argument and pass it to set_lang.
967 (COMMAND_LINE_OPTIONS): New option std=c++98.
968 (cpp_handle_option): Use set_lang.
969 * cpplex.c (_cpp_lex_token): Warn pedantically if not C99.
970 * cppib.h (enum_c_lang): New enumeration. Update comments.
972 2000-11-20 Will Cohen <wcohen@redhat.com>
974 * calls.c (expand_call): Clear target only when target is in
975 hard register and current_function_check_memory_usage is set.
977 2000-11-20 Bernd Schmidt <bernds@redhat.co.uk>
979 * toplev.c (rest_of_compilation): Run optimize_mode_switching even
981 * sh.c (emit_sf_insn, emit_df_insn): Just call emit_insn.
983 2000-11-19 Richard Henderson <rth@redhat.com>
985 * crtstuff.c (force_to_data): Use array size 1 not 0.
987 * dwarf2out.c (simple_type_size_in_bits): Handle a type with
988 no computed size as size zero.
989 (field_byte_offset): Likewise.
991 2000-11-20 Joseph S. Myers <jsm28@cam.ac.uk>
993 * config.gcc: Fix another typo.
995 2000-11-19 Richard Henderson <rth@redhat.com>
997 * c-decl.c (grokdeclarator): Support flexible array members.
998 Use open-ended ranges for these and zero-length arrays.
999 * c-typeck.c (push_init_level): Validate the context of
1000 initialization of a zero-length array.
1001 * tree.c (int_fits_type_p): Be prepared for missing bounds.
1002 * varasm.c (array_size_for_constructor): New.
1003 (output_constructor): Use it for arrays of unspecified length.
1004 * extend.texi (Zero Length): Mention C99 flexible array members.
1005 Document initialization in a top-level struct as valid.
1007 2000-11-19 Joseph S. Myers <jsm28@cam.ac.uk>
1009 * config.gcc, invoke.texi: Fix errors in spelling of "deprecated".
1011 * alias.c (mems_in_disjoint_alias_sets_p): Do use alias sets in
1012 stdarg and varargs functions.
1014 2000-11-19 Zack Weinberg <zack@wolery.stanford.edu>
1016 * gcc.c (process_command): Define 'j' variable when
1017 MODIFY_TARGET_NAME is defined.
1019 2000-11-19 Richard Henderson <rth@redhat.com>
1021 * stor-layout.c (variable_size): Only put SAVE_EXPRs on pending_sizes.
1023 2000-11-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1025 * rs6000/rs6000.c (rs6000_encode_section_info): Fix string length
1026 calculation and allocation.
1028 2000-11-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1030 * builtins.c (c_getstr): Constify variable.
1031 * gmon-sol2.c (_mcleanup): Comment out #endif labels.
1032 * conflict.c (const_conflict_graph_arc): New typedef.
1033 (arc_hash, arc_eq): Avoid needlessly casting away const-ness.
1034 * cppmacro.c (builtin_macro): Likewise.
1035 * dwarf2out.c (output_comp_unit): Constify variable.
1036 * fix-header.c (v_fatal): Add ATTRIBUTE_PRINTF.
1037 * protoize.c (IS_SAME_PATH_CHAR): Use TOUPPER, not toupper.
1038 * ssa.c (ssa_rename_from_hash_function): Avoid needlessly casting
1040 * tradcpp.c (rescan, do_line, macroexpand, macarg): Use
1041 ISALNUM/ISDIGIT/ISPRINT, not isalnum/isdigit/isprint.
1042 * varasm.c (const_str_htab_hash, const_str_htab_eq,
1043 compare_constant_1, record_constant_1): Constify.
1045 2000-11-18 Richard Henderson <rth@redhat.com>
1047 * c-decl.c (grokdeclarator): Special case the creation of an
1048 index for a zero-length array.
1049 * tree.c (build_index_type): Revert Oct 20 change.
1051 2000-11-18 Marek Michalkiewicz <marekm@linux.org.pl>
1053 * config/avr/avr-protos.h (avr_output_addr_vec_elt): Prototype.
1054 * config/avr/avr.c (jump_tables_size): New variable.
1055 (function_prologue): Initialize it as 0.
1056 (function_epilogue): Add it to function_size.
1057 (avr_output_addr_vec_elt): New function. Count words in jump
1058 tables in jump_tables_size. Move code ...
1059 * config/avr/avr.h (ASM_OUTPUT_ADDR_VEC_ELT): ... from here.
1060 Call avr_output_addr_vec_elt instead.
1061 * config/avr/avr.md (tablejump): Remove disabled define_expand.
1063 2000-11-18 Mark Mitchell <mark@codesourcery.com>
1065 * configure.in: Make --enable-new-gxx-abi the default.
1066 * configure: Likewise.
1068 2000-11-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1070 * Makefile.in (tradcpp.o, tradcif.o): Depend on tradcpp.h.
1072 * tradcif.y: Include tradcpp.h. Constify. Make functions static.
1073 Move extern function declarations to tradcpp.h.
1075 * tradcpp.c: Likewise.
1077 * tradcpp.h: New file.
1079 2000-11-18 Joseph S. Myers <jsm28@cam.ac.uk>
1081 * c-decl.c (check_for_loop_decls): New function.
1082 * c-parse.in (for_init_stmt): New.
1083 (select_or_iter_stmt): Use for_init_stmt.
1084 * c-tree.h (check_for_loop_decls): New declaration.
1086 2000-11-18 Neil Booth <neilb@earthling.net>
1088 * cppinit.c: Update comments.
1089 (cpp_reader_init): Make -imacro and -include use the standard
1090 #include "" search path.
1091 (do_includes): New function.
1093 2000-11-18 Ben Elliston <bje@redhat.com>
1095 * config/sh/crt1.asm (start_l): Move PC-relative move instruction
1096 out of a branch delay slot.
1098 2000-11-17 Richard Henderson <rth@redhat.com>
1100 * config/alpha/elf.h (PREFERRED_DEBUGGING_TYPE): Set to DWARF2_DEBUG.
1101 (ASM_SPEC): Disable and enable .mdebug based on -gstabs.
1102 (ASM_FILE_START): Only write out ecoff .file directive if
1103 emitting mdebug debugging.
1105 2000-11-17 Richard Henderson <rth@redhat.com>
1107 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): New. Detect
1108 whether as accepts .file/.loc and produces dwarf2 line info.
1109 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Default on if
1110 the assembler supports it.
1111 * config.in, configure: Regenerate.
1113 2000-11-17 Richard Henderson <rth@redhat.com>
1115 * fixinc/mkfixinc.sh: Don't disable fixincludes for any linux*.
1117 2000-11-17 Jim Wilson <wilson@redhat.com>
1119 * config/ia64/ia64.c (emit_insn_group_barriers, case CALL_INSN):
1120 Don't clear need_barrier is next_insn is a CALL_INSN, or has
1121 instruction type B or UNKNOWN.
1123 2000-11-17 Neil Booth <neilb@earthling.net>
1125 * cpperror.c (print_file_and_line): Don't display line number if 0.
1127 2000-11-17 Zack Weinberg <zack@wolery.stanford.edu>
1129 * ggc.h: Delete ggc_add_string_root and ggc_mark_string. Add
1130 digit_vector and digit_string.
1131 * stringpool.c (digit_vector): New.
1132 (ggc_alloc_string): Use digit_string.
1134 * stmt.c (digit_strings): Delete.
1135 (init_stmt): Do not initialize digit_strings.
1136 (expand_asm_operands): Use ggc.h's digit_string macro.
1137 * toplev.c (mark_file_stack): Delete.
1138 (compile_file): Don't call init_tree_codes.
1139 (main): No need to make the file stack a GC root.
1140 * tree.c (init_tree_codes): Delete.
1141 * tree.h (init_tree_codes): Delete.
1143 * c-lex.c: Don't include ggc.h.
1144 (mark_splay_tree_node, mark_splay_tree): Delete.
1145 (init_c_lex): No need to ggc_strdup string constant. Don't add
1146 file_info_tree to GGC roots.
1147 (cb_enter_file, cb_rename_file): No need to ggc_strdup
1150 * Makefile.in (c-lex.o): No longer depends on $(GGC_H).
1152 * dbxout.c (dbxout_init),
1153 dwarf2out.c (dwarf2out_line),
1154 ggc-common.c (ggc_mark_rtx_children, ggc_mark_trees),
1155 varasm.c (mark_const_hash_entry, mark_pool_constant, init_varasm_once),
1156 xcoffout.c (xcoffout_source_file),
1157 i386.c (load_pic_register):
1158 Delete call(s) to ggc_add_string_root and/or ggc_mark_string.
1160 * except.c (create_rethrow_ref),
1161 profile.c (init_edge_profiler),
1162 toplev.c (compile_file),
1163 varasm.c (named_section, assemble_static_space,
1164 assemble_trampoline_template, output_constant_def, force_const_mem),
1165 i386.c (load_pic_register),
1166 ia64.c (ia64_encode_section_info),
1167 rs6000.c (rs6000_emit_load_toc_table, create_TOC_reference,
1168 rs6000_emit_prologue, rs6000_emit_epilogue),
1169 rs6000.md (load_toc_aix_si, load_toc_aix_di):
1170 Change ggc_alloc_string (var, -1) to ggc_strdup (var).
1172 * profile.c (output_func_start_profiler),
1174 i386.c (load_pic_register): No need to ggc_strdup string constant.
1176 2000-11-17 Hans-Peter Nilsson <hp@axis.com>
1178 * Makefile.in (config.status): Depend on config.gcc.
1179 * configure.in <for machine in $build $host $target>: Move
1180 contents of loop into config.gcc, removing autoconf quoting.
1181 Fix changequote bug for alpha*-*-vxworks*.
1182 * configure: Regenerate.
1185 2000-11-16 Zack Weinberg <zack@wolery.stanford.edu>
1187 * c-parse.in (if_prefix): Find the filename and line number at
1188 $-2 and $-1 respectively.
1189 * diagnostic.c (error_recursion): Add missing newline, use
1190 fputs, translate string.
1192 2000-11-16 Zack Weinberg <zack@wolery.stanford.edu>
1194 * stringpool.c: New file.
1195 * ggc-common.c (ggc_mark_string_ptr, ggc_add_string_root): Delete.
1196 (ggc_alloc_string): Now in stringpool.o.
1197 * ggc-page.c, ggc-simple.c: Do not define or allocate empty_string.
1198 * ggc.h: Delete prototype of ggc_add_string_root. #define
1199 ggc_add_string_root and ggc_mark_string to nothing. Prototype
1200 init_stringpool and stringpool_statistics.
1201 (ggc_alloc_string): Returns a const char *.
1202 * tree.c (hash_table, do_identifier_warnings): Delete.
1203 (init_obstacks): Don't initialize the identifier hash table.
1204 (get_identifier, maybe_get_identifier, start_identifier_warnings,
1205 set_identifier_size): Now in stringpool.c.
1206 * tree.h (struct tree_string): Constify pointer field.
1207 (approx_sqrt): Prototype.
1209 * Makefile.in (stringpool.o): Add rule, mention in OBJS.
1211 * toplev.c (approx_sqrt): New function.
1212 (compile_file): Call stringpool_statistics if mem_report is on.
1213 (main): Call init_stringpool.
1215 * builtins.c (c_strlen), c-decl.c (finish_decl), c-lex.c
1216 (process_directive), c-typeck.c (constructor_asmspec, struct
1217 initializer_stack, start_init), except.c (create_rethrow_ref),
1218 stmt.c (digit_strings), toplev.c (decode_f_option), tree.c
1219 (built_in_filename), varasm,c (in_named_name,
1220 assemble_static_space, struct constant_descriptor, struct
1221 deferred_string, struct pool_constant, force_const_mem),
1222 i386.c (pic_label_name, global_offset_table_name), rs6000.c
1223 (rs6000_emit_prologue, rs6000_emit_epilogue) : Constify a char *.
1225 * c-common.c (combine_strings): Combine strings in scratch
1226 buffer, then pass to build_string.
1227 * optabs.c (init_libfuncs), profile.c (init_edge_profiler,
1228 output_func_start_profiler), stmt.c (init_stmt), alpha.c
1229 (alpha_need_linkage), arm.c (arm_encode_call_attribute),
1230 i386.c (load_pic_register), ia64.c (ia64_encode_section_info),
1231 rs6000.c (rs6000_encode_section_info): Create string in
1232 scratch buffer, then pass to ggc_alloc_string.
1234 * stmt.c (expand_asm_operands): If we must adjust the
1235 constraint strings, do so by creating a new one, not by
1236 modifying the old one in place. Constify some char *s.
1237 * config/pa/pa.c (hppa_encode_label): Drop unnecessary second
1238 argument. Create string in scratch buffer, then pass to
1240 * config/pa/pa-protos.h: Update prototype.
1241 * config/pa/elf.h, config/pa/pa.h, config/pa/som.h:
1242 hppa_encode_label takes only one argument.
1244 2000-11-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1246 * mcore.c (mcore_expand_prolog): Call xmalloc/xrealloc, not
1249 * cpplib.c (glue_header_name): Likewise.
1251 * fixincl.c (run_compiles, start_fixer): Likewise.
1253 * fixlib.c (load_file_data): Likewise.
1255 * mkdeps.c (munge): Likewise.
1257 2000-11-17 Hans-Peter Nilsson <hp@axis.com>
1259 * defaults.h [EH_FRAME_SECTION_ASM_OP] (EH_FRAME_SECTION): Remove
1260 trailing ';'. Fix formatting.
1262 2000-11-16 Jim Wilson <wilson@redhat.com>
1264 * config/ia64/ia64.h (MASK_INLINE_DIV_LAT, MASK_INLINE_DIV_THR):
1265 Shift masks left by one to avoid conflict.
1267 * config/ia64/ia64.c (ia64_encode_section_info): Disallow decls with
1270 2000-11-16 Nick Clifton <nickc@redhat.com>
1272 * config/arm/arm.c (output_arm_prologue): Note nested functions.
1273 (arm_expand_prologue): For nested functions preserve the
1274 static chain register during stack frame creation.
1276 * config/arm/arm.h (STATIC_CHAIN_REGNUM): Change to 12.
1277 (ARM_INITIAL_FRAME_ELIMINATION_OFFSET): For a nested function
1278 with a stack frame there is a 4 byte gap between the arg
1279 pointer and the hard frame pointer (used to preserve the
1280 static chain register during stack frame creation).
1282 2000-11-16 DJ Delorie <dj@redhat.com>
1284 * rtl.c (read_rtx): Provide suitable names for unnamed
1285 define_insn and define_insn_and_split patterns, based on file
1288 2000-11-15 Neil Booth <neilb@earthling.net>
1290 * cpplib.c (start_directive, end_directive): New functions.
1291 (_cpp_handle_directive, run_directive): Use them.
1292 (_cpp_handle_directive): Don't -Wtraditional on indented
1294 (_cpp_push_buffer): Don't re-clear was_skipping.
1295 * cpplib.h (struct cpp_reader): New member la_saved.
1296 * cppmacro.c (cpp_get_token): Don't interpret _Pragma in
1299 gcc.dg/cpp/_Pragma1.c: Update.
1300 gcc.dg/cpp/_Pragma2.c: New test.
1302 2000-11-15 Mark Mitchell <mark@codesourcery.com>
1304 * toplev.c (wrapup_global_declarations): Don't write out
1305 artificial static variables that aren't needed.
1307 2000-11-15 Bernd Schmidt <bernds@redhat.co.uk>
1309 * ia64.c (struct group): New structure.
1310 (last_group): New static array.
1311 (group_idx): New static variable.
1312 (emit_group_barrier_after, errata_find_address_regs, errata_emit_nops):
1313 New static functions.
1314 (emit_insn_group_barriers): Initialize and keep track of group_idx
1316 Call errata_emit_nops if TARGET_B_STEP or TARGET_A_STEP.
1317 Replace all calls to emit_insn_after that emit a group barrier to use
1318 emit_group_barrier_after.
1319 * ia64.h (MASK_B_STEP): New.
1320 (other MASK_XXX macros): Renumbered.
1321 (TARGET_B_STEP): New.
1322 (TARGET_SWITCHES): Add -mb-step.
1324 2000-11-15 Fred Fish <fnf@be.com>
1326 * fixinc/mkfixinc.sh (fixincludes): Add *-*-beos* to list of
1327 machines for which fixincludes is not needed.
1328 * config/i386/x-beos (STMP_FIXPROTO): Don't run fixproto.
1330 2000-11-15 Jason Merrill <jason@redhat.com>
1332 * diagnostic.c (finish_abort): New fn.
1333 (fancy_abort, error_recursion): Use it.
1334 * toplev.c (crash_signal): Likewise.
1335 * diagnostic.h: Declare it.
1337 2000-11-13 Andrew Haley <aph@redhat.com>
1339 * tree.c (build_type_no_quals): New function.
1340 * tree.h (build_type_no_quals): Declare.
1341 * c-common.c (c_get_alias_set): When considering type
1342 compatibility for pointer types, ignore cv-qualifiers anywhere in
1345 2000-11-15 Graham Stott <grahams@redhat.com>
1347 * regrename.c (scan_rtx_rtx): Skip to the next chain on
1348 encountering a terminated chain.
1350 2000-11-14 Mark Mitchell <mark@codesourcery.com>
1352 * configure.in: Move check for V3 above check for C++ header-file
1354 * configure: Regenerated.
1356 2000-11-14 DJ Delorie <dj@redhat.com>
1358 * config/v850/v850.c: Remove obstacks.
1360 Tue Nov 14 21:54:31 2000 Marek Michalkiewicz <marekm@linux.org.pl> & Denis Chertykov <denisc@overta.ru>
1362 * config/avr/avr.c (avr_case_values_threshold): New.
1363 (avr_override_options): Set it depending on options, make it large
1364 when not optimizing to work around "unable to generate reloads".
1366 * config/avr/avr.h (TARGET_SWITCHES): Add -mno-tablejump option.
1367 (EXTRA_SECTION_FUNCTIONS): Make the .progmem.gcc_sw_table section
1368 executable if not AVR_MEGA. Make sure jump tables are word-aligned.
1369 (JUMP_TABLES_IN_TEXT_SECTION): Define as 0, not 1.
1370 (ASM_OUTPUT_ADDR_VEC_ELT): Optimize, use "rjmp" if not AVR_MEGA.
1371 (avr_case_values_threshold): Declare as extern int.
1372 (CASE_VALUES_THRESHOLD): Define as avr_case_values_threshold.
1374 * config/avr/avr.md (tablejump): Removed.
1375 (*tablejump_rjmp): New for jump tables made from "rjmp" instructions.
1376 (*tablejump_lib, *tablejump_enh, *tablejump): Change to expect the
1377 index in the table, not multiplied by 2.
1378 (casesi): Change to match the above insns. Always enable.
1380 * config/avr/libgcc.S (__tablejump__): Rename to __tablejump2__.
1381 Change to expect the word address of the table, multiply it by 2
1382 here and not in the caller. Change "adiw" to faster "inc".
1384 2000-11-14 Neil Booth <neilb@earthling.net>
1386 * cppexp.c (parse_defined): Call cpp_get_token not
1389 * cpplex.c (cpp_output_line): Similarly.
1390 * cpplib.c (glue_header_name, do_line, do_ident,
1391 parse_answer, parse_assertion): Similarly.
1392 (_cpp_handle_diretive): Don't save to lookaheads
1393 when processing directives.
1394 * cppmacro.c (parse_arg, expand_arg): Call cpp_get_token not
1396 (funlike_invocation_p): Don't save to lookaheads
1397 when pre-expanding arguments.
1398 (_cpp_get_token): Delete.
1399 (cpp_get_token): Merge contents of _cpp_get_token.
1401 2000-11-14 Jakub Jelinek <jakub@redhat.com>
1403 * builtins.c (expand_builtin_setjmp): Set
1404 current_function_calls_setjmp.
1405 (expand_builtin_longjmp): Set current_function_calls_longjmp.
1407 * config/sparc/sparc.md (builtin_setjmp_setup): New expand.
1408 (do_builtin_setjmp_setup): New insn.
1410 Tue Nov 14 12:34:56 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1412 * tree.c (get_unwidened): Use host_integerp and tree_low_cst.
1413 (int_fits_type_p): For variable bounds, call force_fit_type.
1415 2000-11-14 Jakub Jelinek <jakub@redhat.com>
1417 * varasm.c (struct deferred_string): New structure.
1418 (const_str_htab): New variable.
1419 (STRHASH): New macro.
1420 (mark_const_str_htab_1, mark_const_str_htab, const_str_htab_hash,
1421 constr_str_htab_eq, const_str_htab_del): New functions.
1422 (output_constant_def): Add DEFER argument, defer string
1423 constants until mark_constant_pool time if requested.
1424 (mark_constant_pool): Walk the insn chain even if const_str_htab is
1426 (mark_constants): If a SYMBOL_REF for deferred string is found,
1427 output it and remove from hash table.
1428 (output_addressed_constants): Set DEFER to 0 in call to
1429 output_constant_def.
1430 * rtl.h (STRING_POOL_ADDRESS_P): Define.
1431 (output_constant_def): Adjust prototype.
1432 * expr.c (expand_expr): Set DEFER to 1 in call to output_constant_def.
1434 2000-11-14 Chandrakala Chavva <cchavva@redhat.com>
1436 * optabs.c (expand_complex_ab):: Use overflow-trapping optabs for
1437 signed types if flag_trapv.
1439 2000-11-14 Zack Weinberg <zack@wolery.stanford.edu>
1441 * tradcpp.c, tradcif.y: Update FSF mailing address, delete
1444 2000-11-14 Joseph S. Myers <jsm28@cam.ac.uk>
1446 * c-common.h (CTI_C_SIZE_TYPE): Update comment.
1448 2000-11-14 Jakub Jelinek <jakub@redhat.com>
1450 * varasm.c (struct varasm_status): Change x_const_rtx_sym_hash_table
1451 to array of pool_constnat pointers.
1452 (struct pool_constant): Add next_sym and label members.
1453 (struct pool_sym): Remove.
1454 (init_varasm_status): Change pool_sym into pool_constant.
1455 (mark_pool_constant): Mark pc->label string as well.
1456 (mark_pool_sym_hash_table): Remove.
1457 (mark_varasm_status): Remove it from caller as well.
1458 (free_varasm_status): Don't free pool_sym structures.
1459 (force_const_mem): Don't allocate pool_sym structure, instead
1460 fill pool->label and chain it into rtx_sym hash table.
1461 (find_pool_constant, mark_constant_pool): Use pool_constant instead
1464 2000-11-14 Jakub Jelinek <jakub@redhat.com>
1466 * reload1.c (emit_input_reload_insns): Honour forcing of constants
1467 into memory by PREFERRED_RELOAD_CLASS NO_REGS.
1469 2000-11-14 Michael Matz <matzmich@cs.tu-berlin.de>
1471 * dominance.c: New file.
1472 * Makefile.in (OBJS): Add dominance.o.
1474 * flow.c (compute_flow_dominators): Remove.
1475 (compute_immediate_dominators): Remove.
1476 (compute_immediate_postdominators): Remove.
1477 * basic-block.h: Remove their prototypes.
1478 (calculate_dominance_info): Add prototype.
1480 * dce.c (eliminate_dead_code): Change calls to above functions.
1481 Don't compute dominators but only immediate dominators.
1482 * flow.c (flow_loops_find): Change callers.
1483 * gcse.c (compute_code_hoist_data): Likewise.
1484 * haifa-sched.c (schedule_insns): Likewise.
1485 * ifcvt.c (if_convert): Likewise.
1486 * ssa.c (convert_to_ssa): Likewise, and only compute immediate
1489 2000-11-14 Richard Henderson <rth@redhat.com>
1491 * stmt.c (warn_if_unused_value): Don't warn if the expression
1494 * c-typeck.c (c_sizeof): Fold result to c_size_type_node.
1495 (c_sizeof_nowarn, c_alignof, c_alignof_expr): Likewise.
1497 2000-11-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1499 * loop.c (basic_induction_var): Revert accidental checkin.
1501 2000-11-13 Hans-Peter Nilsson <hp@axis.com>
1503 * c-lex.c (cb_leave_file): Harmonize conditions and order of
1504 statements to those of process_directive for (action == act_pop).
1506 * collect2.c (main): Pass on -B options from COLLECT_GCC_OPTIONS.
1508 * local-alloc.c (equiv_init_movable_p): References to CC0 are not
1511 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1513 * c-parse.in (stmts_and_decls): Deprecate use of label at end of
1516 2000-11-13 Neil Booth <neilb@earthling.net>
1518 * cpplex.c (_cpp_lex_token): CPP_COMMENT and true CPP_EOF
1519 cases return without MI check.
1520 * cpplib.c (do_diagnostic): Take boolean of whether to
1521 print the directive name.
1522 (do_error, do_warning): Update.
1523 (do_pragma_dependency): Use it.
1524 * cpplib.h (VARARGS_FIRST): Delete.
1525 (struct cpp_token): Delete integer.
1526 * cppmacro.c (enter_macro_context): Move disabled check
1528 (_cpp_get_token): Simplify into a single loop.
1530 2000-11-13 Richard Earnshaw <rearnsha@arm.com>
1532 * configure.in: Use 'test -f' not '[ -e'.
1533 * configure: Regenerated.
1535 2000-11-13 DJ Delorie <dj@redhat.com>
1537 * config/mn10300/mn10300.md (store_movm): Note which registers are
1538 really used or clobbered.
1540 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1542 * c-parse.in (ends_in_label): Remove from %union and %type.
1543 (decls, stmts, lineno_stmt_or_labels, xstmts,
1544 lineno_stmt_or_label, stmt_or_label): Remove.
1545 (stmts_and_decls, lineno_stmt_decl_or_labels_ending_stmt,
1546 lineno_stmt_decl_or_labels_ending_decl,
1547 lineno_stmt_decl_or_labels_ending_label,
1548 lineno_stmt_decl_or_labels_ending_error,
1549 lineno_stmt_decl_or_labels, compstmt_contents_nonempty,
1550 lineno_stmt, lineno_label): New.
1551 (compstmt_nostart): Use compstmt_contents_nonempty.
1553 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1555 * c-common.c (boolean_increment): New function.
1556 * c-common.h (enum c_tree_index): Add CTI_C_BOOL_TYPE,
1557 CTI_C_BOOL_TRUE and CTI_C_BOOL_FALSE.
1558 (c_bool_type_node, c_bool_true_node, c_bool_false_node): Define.
1559 (boolean_increment): Declare.
1560 * c-convert.c (convert): Allow for BOOLEAN_TYPE.
1561 * c-decl.c (init_decl_processing): Create boolean nodes.
1562 (finish_struct): Allow for _Bool bitfields.
1563 * c-parse.in (reswords): Add _Bool.
1564 (rid_to_yy): Allow for RID_BOOL.
1565 * c-typeck.c (default_conversion): Make booleans promote to int.
1566 (convert_arguments, build_unary_op, build_modify_expr,
1567 convert_for_assignment): Allow for booleans.
1568 * ginclude/stdbool.h: Make conforming to C99.
1570 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1572 * c-parse.in (c99_block_start, c99_block_end,
1573 c99_block_lineno_labeled_stmt): New.
1574 (simple_if, do_stmt_start): Use c99_block_lineno_labeled_stmt.
1575 (stmt): Split off selection and iteration statements into...
1576 (select_or_iter_stmt): New. Use c99_block_lineno_labeled_stmt.
1578 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1580 * invoke.texi (-Wtrigraphs, -fdump-translation-unit, -save-temps,
1583 2000-11-13 Richard Earnshaw <rearnsha@arm.com>
1585 * arm.md (mulsidi3adddi, umulsidi3adddi): Revert previous change.
1586 Rewrite to avoid use of match_dup. Don't try to tie registers that
1587 are not in the same mode.
1589 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1591 * invoke.texi: Update lists of languages and suffixes supported.
1593 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1595 * configure.in: Take toplevel configure arguments from the
1596 environment to create configargs.h and substitute
1597 gcc_config_arguments, taking account of any existing configargs.h
1599 * configure: Regenerate.
1600 * gccbug.in: Include toplevel configure arguments in gccbug.
1602 2000-11-13 Richard Earnshaw <rearnsha@arm.com>
1604 * varasm.c (struct constant_descriptor): Put CONTENTS inside a
1605 union to make it well-aligned. Update all uses.
1607 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1609 * c-parse.in (initelt): Give appropriate pedantic warnings,
1610 depending on flag_isoc99, for non-ISO syntax and for C99 syntax
1612 (designator): If pedantic, pedwarn for a designator specifying a
1614 * c-typeck.c (set_init_index, set_init_label): Don't pedwarn for
1616 * extend.texi: Document the C99 syntax as the preferred syntax,
1617 and the pre-2.5 syntax as obsolete. Mention use of designator
1618 lists for nested subobjects.
1620 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1622 * diagnostic.c (vbuild_message_string, output_do_printf, vnotice):
1623 Add ATTRIBUTE_PRINTF.
1624 * tradcpp.c (v_message, warning, error, fatal, error_with_line):
1625 Add ATTRIBUTE_PRINTF*.
1627 2000-11-12 Mark Mitchell <mark@codesourcery.com>
1629 * function.c (assign_parms): When calling put_var_into_stack, make
1630 sure that there are no hidden pending sequences.
1632 2000-11-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1634 * builtins.c (expand_builtin): Handle BUILT_IN_INDEX and
1635 BUILT_IN_RINDEX. Add missing checks for BUILT_IN_STRCHR and
1638 * builtins.def (BUILT_IN_INDEX, BUILT_IN_RINDEX): New entries.
1640 * c-common.c (c_common_nodes_and_builtins): Declare index and
1641 rindex when nonansi builtins are allowed.
1643 * extend.texi (index, rindex): Document new builtins.
1645 2000-11-12 Mark Mitchell <mark@codesourcery.com>
1647 * configure.in: Turn on libstdc++ V3 by default.
1648 * configure: Regenerated.
1650 * fixinc/mkfixinc.sh: Use the ordinary fixincludes on Solaris.
1652 2000-11-12 Jakub Jelinek <jakub@redhat.com>
1654 * reload1.c (set_label_offsets): Go inside of PARALLELs.
1656 2000-11-12 Joseph S. Myers <jsm28@cam.ac.uk>
1658 * invoke.texi: Clean up option summary.
1660 2000-11-12 Nick Clifton <nickc@redhat.com>
1662 * config/mcore/mcore.c: Fix comment formating, and adjust sequence
1663 of #include headers.
1665 2000-11-12 Marc Espie <espie@openbsd.org>
1667 * configure.in: Fix filds test.
1670 2000-11-12 Mark Mitchell <mark@codesourcery.com>
1672 * jump.c (delete_computation): Don't assume that just becuase an
1673 instruction sets a register, that register is dead.
1675 2000-11-12 Neil Booth <neilb@earthling.net>
1677 * cppexp.c: Don't worry about pfile->skipping.
1678 * cpplib.c (struct if_stack): Make was_skipping unsigned char.
1679 (cpp_handle_directive): Save pfile->skipping in struct cpp_buffer
1680 for handled directives.
1681 (skip_rest_of_line): Use _cpp_lex_token after popping contexts
1682 and releasing lookaheads.
1683 (do_ifdef, do_ifndef, do_if): Use buffer->was_skipping.
1684 (do_else, do_elif, push_conditional): Update logic.
1685 (do_endif): Set buffer->was_skipping rather than pfile->skipping.
1686 (unwind_if_stack): Inline into cpp_pop_buffer.
1687 (cpp_push_buffer): Clear ifs->was_skipping for cpp_handle_directive.
1688 * cpplex.c (_cpp_lex_token): Clear skipping on EOF. Handle
1689 multiple-include optimisation.
1690 * cpplib.h (struct cpp_buffer): New member was_skipping.
1691 * cppmacro.c (_cpp_get_token): Loop whilst pfile->skipping. This
1692 works because skipping == 0 in directives.
1693 (_cpp_release_lookahead): Renamed from release_lookahead.
1694 (cpp_get_token): No need to check skipping as _cpp_get_token does
1695 this for us. No need to handle MI optimisation.
1697 Sat Nov 11 21:14:02 2000 Mark P Mitchell <mark@codesourcery.com>
1699 * fixinc/inclhack.def (sunos_matherr_decl): Bypass matherr
1700 declarations that use `__MATH_EXCEPTION' in their prototypes, too.
1701 * fixinc/fixincl.x: Regenerated.
1703 2000-11-11 Bruce Korb <bkorb@gnu.org>
1705 * fixinc/inclhack.def (avoid_bool_type): avoid commenting out #endif
1706 (avoid_wchar_t_type): ditto
1707 * fixinc/fixinc.irix: obsoleted
1709 2000-11-11 Zack Weinberg <zack@wolery.stanford.edu>
1711 * configure.in: Don't add $outputs to all_lang_makefiles. Add
1712 $srcdir/$s/Makefile.in if it exists.
1713 * configure: Regenerate.
1715 Sat Nov 11 18:41:20 2000 Mark P Mitchell <mark@codesourcery.com>
1717 * fixinc/mkfixinc.sh: Use the ordinary fixincludes on IRIX.
1719 2000-11-11 Jason Merrill <jason@redhat.com>
1721 * function.c (assign_parms): If TREE_ADDRESSABLE is set, try to
1722 give the parm a register and then call put_var_into_stack.
1723 * stmt.c (expand_decl): Likewise.
1725 2000-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
1727 * gcc.texi: Adjust wording.
1729 2000-11-11 Mark Mitchell <mark@codesourcery.com>
1731 * fixinc/inclhack.def (avoid_wchar_t_type): New fix.
1732 * fininc/fixincl.x: Regenerated.
1734 2000-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
1736 * invoke.texi: Correct spelling of -foptimize-register-move.
1738 2000-11-11 Neil Booth <neilb@earthling.net>
1740 Remove CPP_PLACEMARKERs.
1742 * cppexp.c (lex): Don't handle CPP_PLACEMARKER.
1743 * cpplex.c (_cpp_lex_token): Rename skip_newlines to next_bol
1744 * cpplib.c (skip_rest_of_line, check_eol, cpp_push_buffer):
1746 * cpplib.h: Remove CPP_PLACEMARKER.
1747 (struct lexer_state): Rename skip_newlines to next_bol.
1748 * cppmacro.c (stringify_arg): Don't handle CPP_PLACEMARKER.
1749 Simplify prev_white handling as a result.
1750 (paste_all_tokens): Don't worry about CPP_PLACEMARKERs.
1751 (parse_arg): Empty arguments are now empty, not CPP_PLACEMARKERs.
1752 (parse_args): Similarly. Update argument count tests.
1753 (enter_macro_context): Return 2 to indicate an empty macro.
1754 (replace_args): Don't bother pre-expanding an empty argument.
1755 Handle placemarkers and ## extension during pre-expansion.
1756 (cpp_get_token): Handle empty macro expansions. Don't worry
1757 about CPP_PLACEMARKERs.
1758 (_cpp_create_definition): Empty macros are now empty.
1759 (cpp_macro_defintion): Don't special case empty macros.
1760 * scan-decls.c: Don't bother with CPP_PLACEMARKERs.
1761 * c-lex.c: Similarly.
1763 2000-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
1765 * gcc.texi, invoke.texi: Add new section discussing language
1766 standards; link to it where appropriate; refer to ISO C instead of
1769 2000-11-11 Alexandre Oliva <aoliva@redhat.com>
1771 * builtins.c (std_expand_builtin_va_start): Take PARM_BOUNDARY
1774 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie SFmode to other FP
1777 2000-11-10 Joseph S. Myers <jsm28@cam.ac.uk>
1779 * gcc.texi, gcov.texi: Update dates and version numbers.
1781 2000-11-10 Zack Weinberg <zack@wolery.stanford.edu>
1783 * configure.in: Remove AC_PROG_LEX and AC_PROG_YACC. Look for
1784 flex and bison, specifically, first in a unified build and
1785 then installed on the system.
1786 * Makefile.in: Set BISON to @BISON@, FLEX to @FLEX@. Rename
1787 LEXFLAGS to FLEXFLAGS. Adjust ORDINARY_FLAGS_TO_PASS to
1790 (collect2.o, gcc.o, prefix.o, toplev.o, alloca.o, intl.o,
1791 cppdefault.o): Remove pointless sed munging of source file
1794 2000-11-10 Bernd Schmidt <bernds@redhat.co.uk>
1796 * reload.c (find_reloads_address_1, case POST_MODIFY): Use RELOAD_OTHER
1797 for address reloads. Push replacements for REG_INC notes.
1798 (regno_clobbered_p): New arg SETS. Examine SETs if it's nonzero. All
1800 * reload1.c (choose_reload_regs): Registers set in the insn can't be
1801 used for RELOAD_OTHER reloads.
1803 2000-11-10 Mark Mitchell <mark@codesourcery.com>
1805 * c-dump.h: New file.
1807 2000-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1809 * alpha.c (check_float_value): Use memcpy, not bcopy.
1810 * arm.c (output_move_double): Likewise.
1812 * m88k.c (legitimize_operand): Likewise.
1813 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
1814 * m88k.md: Likewise.
1815 * mips.c (override_options): Likewise.
1816 * mips.md: Likewise.
1817 * romp.c (output_fpops): Likewise.
1818 * rs6000.c (rs6000_override_options): Likewise.
1820 * vax.c (check_float_value): Likewise.
1822 * emit-rtl.c (copy_rtx_if_shared, init_emit_once): Likewise.
1823 * expmed.c (synth_mult): Likewise.
1824 * final.c (add_bb_string): Likewise.
1825 * genattr.c (main): Likewise.
1826 * genattrtab.c (attr_string, simplify_cond, copy_rtx_unchanging):
1828 * jump.c (thread_jumps): Likewise.
1829 * prefix.c (save_string): Likewise.
1830 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Likewise.
1831 * regclass.c (init_reg_sets, init_reg_sets_1): Likewise.
1832 * reload1.c (reload, eliminate_regs): Likewise.
1834 2000-11-10 Joseph S. Myers <jsm28@cam.ac.uk>
1836 * gcc.texi (Service): Update to reflect current practice and
1837 location of the GNU service directory.
1839 2000-11-09 Bernd Schmidt <bernds@redhat.co.uk>
1841 * regrename.c (build_def_use): Mark contents of REG_INC notes as
1842 needing replacement.
1844 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Emit
1845 a no-op move if regs are equal.
1846 * toplev.c (rest_of_compilation): Do the noop moves elimination pass
1847 when calling jump after post-reload splitting.
1849 2000-11-09 Jan van Male <jan.vanmale@fenk.wau.nl>
1851 * c-tree.texi: Fix typos.
1852 * extend.texi: Likewise
1853 * gcov.texi: Likewise
1854 * rtl.texi: Likewise
1857 2000-11-09 Hans-Peter Nilsson <hp@axis.com>
1859 * c-lex.c [! NO_IMPLICIT_EXTERN_C] (cb_enter_file): Check
1860 in_system_header and flags[1] before dereferencing flags[2].
1862 2000-11-09 Matthew Hiller <hiller@redhat.com>
1864 * reload1.c (reload_combine): Fixed calculation of
1865 first_index_reg, last_index_reg.
1867 2000-11-09 Mark Mitchell <mark@codesourcery.com>
1869 * c-dump.c (dequeue_and_dump): Dump function bodies.
1871 * Makefile.in (C_AND_OBJC_OBJS): Add c-dump.o.
1872 (c-dump.o): New target.
1873 * c-common.h (flag_dump_translation_unit): New variable.
1874 (C_TYPE_QUALS): New macro.
1875 (strip_array_types): New function.
1876 (DECL_C_BIT_FIELD): New macro.
1877 (SET_DECL_C_BIT_FIELD): Likewise.
1878 (CLEAR_DECL_C_BIT_FIELD): Likewise.
1879 (dump_info_p): New typedef.
1880 (dump_tree_fn): Likewise.
1881 (lang_dump_tree): New variable.
1882 (dump_node_to_file): New function.
1883 * c-common.c (flag_dump_translation_unit): Define it.
1884 (strip_array_types): New function.
1885 * c-decl.c (c_decode_option): Handle -fdump-translation-unit.
1886 * c-lang.c (finish_file): Call dump_node_to_file if
1887 flag_dump_translation_unit.
1888 * c-semantics.c (mark_rtl_for_local_static): Fix typo in comment.
1889 * c-tree.h (DECL_C_BIT_FIELD): Remove declaration.
1890 * c-dump.c: New file.
1892 2000-11-09 Christopher Faylor <cgf@cygnus.com>
1894 * config/i386/cygwin.h: Add mingw startfile prefix.
1896 2000-11-09 Richard Henderson <rth@redhat.com>
1898 * flow.c (invalidate_mems_from_set): Split out from ...
1899 (mark_set_1): ... here.
1900 (try_pre_increment_1): Use it. Use propagate_block_delete_insn
1901 instead of turning insn into a NOTE_INSN_DELETED.
1903 2000-11-10 Joseph S. Myers <jsm28@cam.ac.uk>
1905 * extend.texi, invoke.texi: Move documentation of builtin versions
1906 of C library functions to one place and update.
1908 2000-11-09 Richard Henderson <rth@redhat.com>
1910 * fold-const.c (fold): Compare TYPE_MAIN_VARIANT rather than
1911 the types themselves to discover type equivalence.
1913 2000-11-09 Mike Stump <mrs@wrs.com>
1915 * Makefile.in (distclean): Remove a few extra leftovers.
1917 2000-11-09 Richard Henderson <rth@redhat.com>
1919 * recog.c (validate_replace_rtx_1): Consider subregs when
1920 replacing a register with a constant inside a sign/zero_extend.
1922 * config/alpha/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1924 2000-11-09 Geoffrey Keating <geoffk@redhat.com>
1926 * c-decl.c (finish_struct): When a structure is completed,
1927 check all its variant types for completeness.
1929 2000-11-09 Neil Booth <neilb@earthling.net>
1931 * cpphash.c: Move cpp_defined here from cpplib.c.
1932 * cpplib.c: Update comments, move cpp_defined to cpphash.c.
1933 * cpplex.c (_cpp_lex_token): Don't leave the lexer at EOL.
1934 * cppmacro.c (cpp_get_token): Update comments, no need now
1935 to catch the CPP_EOF meaning EOL case.
1937 2000-11-08 Geoffrey Keating <geoffk@redhat.com>
1939 * config/sparc/sparc.c (sparc_va_arg): When the required alignment
1940 is more than that provided, copy to a temporary.
1942 2000-11-09 Alexandre Oliva <aoliva@redhat.com>
1944 * mklibgcc.in (EXTRA_MULTILIB_PARTS): Prevent `make' from
1945 interpreting $out as a macro assignment.
1946 * Makefile.in (T_TARGET): New auxiliary macro and target.
1947 (all): Add a target right in the beginning, so that we don't build
1948 T_TARGET by default.
1950 2000-11-09 Graham Stott <grahams@redhat.com>
1952 * config/i386/i386.md (mmx_pinsrw): Output operands in correct
1953 order for -mintel-syntax. Remove comment now that the operand
1954 order has been checked.
1955 (mmx_pextrw): Likewise.
1956 (mmx_pshufw): Likewise.
1958 2000-11-09 Jakub Jelinek <jakub@redhat.com>
1960 * builtins.c (c_strlen): Use TREE_STRING_LENGTH - 1 for max.
1961 (c_getstr): New function.
1962 (expand_builtin_strstr): Do nothing if -fcheck-memory-usage.
1963 If both arguments are constant string, optimize out.
1964 (expand_builtin_strchr, expand_builtin_strrchr): New functions.
1965 (expand_builtin_strpbrk): Use c_getstr, do nothing if
1966 -fcheck-memory-usage.
1967 (expand_builtin_fputs): Likewise.
1968 (expand_builtin_strcmp): Add MODE argument.
1969 Use even if !HAVE_cmpstrsi.
1970 Optimize the case when both arguments are constant strings.
1971 (expand_builtin): Adjust expand_builtin_strcmp caller.
1972 Call expand_builtin_strchr and expand_builtin_strrchr.
1973 * c-common.c (c_common_nodes_and_builtins): Add strchr and strrchr
1975 * builtins.def (BUILT_IN_STRRCHR): Add.
1977 2000-11-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1979 * fixinc/gnu-regex.c: Rename EGCS LOCAL markers to GCC LOCAL.
1981 2000-11-09 Joseph S. Myers <jsm28@cam.ac.uk>
1983 * calls.c (expand_call, emit_library_call_value_1), collect2.c
1984 (scan_prog_file), config/a29k/a29k.c (print_operand),
1985 config/sparc/sparc.c (order_regs_for_local_alloc): Use memcpy ()
1986 instead of bcopy ().
1987 * real.h: Use memcmp () instead of bcmp ().
1988 * config/m88k/m88k.c (m88k_layout_frame), config/sh/sh.c
1989 (split_branches), config/sparc/sparc.c (ultra_flush_pipeline,
1990 ultrasparc_sched_init, ultrasparc_sched_reorder),
1991 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Use memset ()
1992 instead of bzero ().
1993 * config/vax/xm-xms.h (FILE_NAME_NONDIRECTORY): Use strrchr ()
1994 instead of rindex ().
1995 * configure.in: Don't check for bzero, bcmp, index or rindex.
1996 * configure, config.in: Regenerate.
1997 * system.h: Don't include declarations for bzero, bcmp, index or
1999 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Don't define
2000 bzero, bcmp, index or rindex.
2002 Wed Nov 8 21:58:20 2000 Christopher Faylor <cgf@cygnus.com>
2004 * config/i386/cygwin.h: Add -no-win32 switch. Separate -mno-cygwin
2005 include and library paths from -mcygwin case. Parameterize some
2006 declarations to avoid warnings. Use standard locations for include and
2009 2000-11-08 Nick Clifton <nickc@redhat.com>
2011 * config/arm/arm.md (mulsidi3adddi): Change output operand
2012 constraint from "=&" to "+&".
2013 (umulsidi3adddi): Change output operand constraint from "=&" to
2016 2000-11-08 Richard Henderson <rth@redhat.com>
2018 * flow.c (init_propagate_block_info): Protect the rtx stored in
2019 mem_set_list from modification by find_auto_inc.
2020 (mark_set_1): Likewise.
2022 2000-11-08 Neil Booth <neilb@earthling.net>
2024 Move directive handling into the lexer itself.
2026 * cpplex.c (_cpp_lex_token): Handle directives directly.
2027 In the case of a directive interrupting a function-like
2028 macro invocation, use extra_char since read_ahead is
2029 used to store the '#'. Return a CPP_EOF in this case.
2030 * cppmacro.c (parse_arg): No need to handle CPP_DHASH any more.
2031 (cpp_get_token): Don't handle directives here.
2032 * cpplib.h: Remove CPP_DHASH token type.
2034 Wed Nov 8 21:53:41 MET 2000 Jan Hubicka <jh@suse.cz>
2036 * regmove.c (combine_stack_adjustments_for_blocks): Recognize pushes
2037 formed using PRE_MODIFY too.
2039 2000-11-08 Mark Mitchell <mark@codesourcery.com>
2041 * c-tree.texi (VAR_DECL): Describe representation of GCC's
2042 extension for placing variables in particular registers.
2044 * c-tree.texi (FUNCTION_TYPE): Clarify TYPE_ARG_TYPES for
2045 unprototyped C functions with no parameters.
2047 2000-11-08 Jakub Jelinek <jakub@redhat.com>
2049 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Cast DELTA to int
2050 before passing to fprintf.
2052 2000-11-08 Jakub Jelinek <jakub@redhat.com>
2054 * function.c (expand_function_start): Cast GET_MODE_SIZE to
2055 HOST_WIDE_INT before negating it.
2057 2000-11-08 Jakub Jelinek <jakub@redhat.com>
2059 * expr.c (expand_expr) [ADDR_EXPR]: Handle when op0 is RETURN_DECL
2060 passed in multiple non-contiguous locations.
2062 2000-11-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2064 * README.gnat: Remove file.
2066 2000-11-08 Alexandre Oliva <aoliva@redhat.com>
2068 * mklibgcc.in (EXTRA_MULTILIB_PARTS): Generate multilib parts
2071 2000-11-07 Richard Henderson <rth@redhat.com>
2073 * dwarfout.c (INSN_LABEL_FMT): Remove.
2074 (output_label_die): Use ASM_GENERATE_INTERNAL_LABEL.
2075 (dwarfout_label): Remove.
2076 * dwarfout.h: Remove it's prototype.
2077 * dwarf2out.c (INSN_LABEL_FMT): Remove.
2078 (gen_label_die): Use ASM_GENERATE_INTERNAL_LABEL.
2079 (dwarf2out_label): Remove.
2080 * dwarf2out.h: Remove it's prototype.
2081 * final.c (final_scan_insn): Don't call dwarf[2]out_label.
2083 2000-11-07 Richard Henderson <rth@redhat.com>
2085 * config/ia64/fde-glibc.c (find_fde_for_dso): Do a binary
2086 search on the unwind region section.
2088 * config/ia64/ia64.md (movbi): Add r/r alternative.
2089 (cmovdi_internal_astep): Describe all combinations of register
2090 classes for sources & destinations; remove matching constraints.
2091 (cmovdi_internal): Likewise.
2093 * gcc.c (default_compilers) [@cpp-output]: Add -fpreprocessed.
2095 2000-11-07 Richard Henderson <rth@redhat.com>
2097 * c-lang.c (start_cdtor, finish_cdtor): New functions.
2098 (finish_file): Use them in building constructor/destructor functions.
2100 * config/alpha/alpha.h (HAS_INIT_SECTION, LD_INIT_SWITCH,
2101 LD_FINI_SWITCH): Move ...
2102 * config/alpha/osf.h: ... here.
2103 * config/alpha/alpha-interix.h: Don't undef them.
2105 2000-11-07 Jeffrey Oldham <oldham@oz.codesourcery.com>
2107 * config/mips/t-iris6 (FPBIT): New. Added so that __unorddf2 is
2108 included in libgcc.a.
2110 (dp-bit.c): Likewise.
2111 (fp-bit.c): Likewise.
2113 2000-11-07 Nick Clifton <nickc@redhat.com>
2115 * config/m88k/m88k.h (GLOBAL_ASM_OP): Add missing tab.
2116 (INTERNAL_ASM_OP): Add missing tab.
2118 2000-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
2120 * alias.c (init_alias_analysis), calls.c (expand_call,
2121 emit_library_call_value_1), combine.c (init_reg_last_arrays),
2122 cse.c (new_basic_block), dbxout.c (dbxout_type), diagnostic.c
2123 (init_output_buffer, set_diagnostic_context), dwarf2out.c
2124 (equate_decl_number_to_die, build_abbrev_table), emit-rtl.c
2125 (init_emit_once), fold-const.c (mul_double, div_and_round_double),
2126 function.c (assign_parms), gcse.c (compute_can_copy,
2127 alloc_gcse_mem, alloc_reg_set_mem, record_one_set,
2128 compute_hash_table, compute_set_hash_table,
2129 compute_expr_hash_table), genattrtab.c (optimize_attrs), global.c
2130 (global_alloc, global_conflicts), haifa-sched.c (compute_trg_info,
2131 clear_units, schedule_block), integrate.c (initialize_for_inline,
2132 expand_inline_function), jump.c (thread_jumps), local-alloc.c
2133 (local_alloc), loop.c (combine_movables, count_loop_regs_set,
2134 load_mems_and_recount_loop_regs_set), print-tree.c (debug_tree),
2135 regclass.c (init_reg_sets, init_reg_sets_1, regclass,
2136 record_reg_classes, allocate_reg_info), reload.c
2137 (get_secondary_mem, remove_address_replacements, find_reloads),
2138 reload1.c (reload, set_initial_label_offsets, finish_spills,
2139 reload_as_needed, choose_reload_regs_init,
2140 reload_cse_simplify_operands), reorg.c (dbr_schedule), sbitmap.c
2141 (sbitmap_zero), simplify-rtx.c (simplify_plus_minus), ssa.c
2142 (rename_registers), stmt.c (expand_end_case), unroll.c
2143 (unroll_loop), varray.c (varray_grow), objc/objc-act.c: Use memset
2144 () instead of bzero ().
2146 2000-11-07 Neil Booth <neilb@earthling.net>
2148 * cp/lang-specs.h: Fix -save-temps specs under USE_CPPLIB.
2150 2000-11-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2152 * c-common.c (combine_strings): Only warn about long strings for C.
2154 Tue Nov 7 19:44:30 2000 J"orn Rennecke <amylaar@redhat.com>
2156 * combine.c (distribute_notes): Fix typo in last change.
2158 2000-11-07 Geoff Keating <geoffk@redhat.com>
2160 * config/rs6000/rs6000.md (movdi_internal32+1): Use
2161 operand_subreg_force rather than gen_rtx_SUBREG.
2162 (movdi_internal32+2): Likewise.
2164 2000-11-07 Philip Blundell <philb@gnu.org>
2166 * configure.in (arm*-*-linuxaout*): Obsolete, deleted.
2167 * config/arm/linux-aout.h: Likewise.
2168 * configure: Regenerate.
2170 2000-11-07 Philipp Thomas <pthomas@suse.de>
2172 * ABOUT-GCC-NLS: Remove the patch for gettext as it has been
2173 accepted my the gettext maintainer.
2175 2000-11-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2177 * builtins.c (expand_builtin_strpbrk): New function.
2178 (expand_builtin): Handle BUILT_IN_STRPBRK.
2180 * builtins.def (BUILT_IN_STRPBRK): New entry.
2182 * c-common.c (c_common_nodes_and_builtins): Declare builtin
2185 2000-11-07 David O'Brien <obrien@dragon.nuxi.com>
2187 * config/alpha/freebsd.h: New file -- FreeBSD/alpha architecture file.
2188 * POTFILES.in: Add config/alpha/freebsd.h
2189 * configure.in: Add alpha*-freebsd support.
2190 * configure: Regenerate.
2192 2000-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
2194 * tree.c (build_common_tree_nodes_2): Make va_list_type_node be a
2195 copy of ptr_type_node rather than ptr_type_node itself.
2197 Tue Nov 7 06:29:24 2000 J"orn Rennecke <amylaar@redhat.com>
2199 * combine.c (recog_for_combine): Allocate uninitialized vector with
2201 * recog.c (apply_change_group): Likewise.
2203 Tue Nov 7 06:24:02 2000 J"orn Rennecke <amylaar@redhat.com>
2205 * flow.c (verify_local_live_at_start): Back out last change.
2206 * combine.c (distribute_notes): When parts of a hard reg are
2207 neither set nor referenced in PLACE, search backwards for a
2208 place to put a REG_UNUSED note; if none found, ask for flow
2211 Mon Nov 6 20:08:13 2000 J"orn Rennecke <amylaar@redhat.com>
2213 * reload1.c (eliminate_regs_in_insn): Allow a set to be a PARALLEL
2214 with (clobber (match_scratch...)).
2216 2000-11-06 Neil Booth <neilb@earthling.net>
2218 * c-lex.c (init_c_lex): If cpp_start_read fails, exit with
2221 2000-11-06 Neil Booth <neilb@earthling.net>
2223 * tradcpp.c (special_symbol): Assign an null string rather
2224 than writing to an unallocated buffer.
2226 2000-11-06 Neil Booth <neilb@earthling.net>
2228 * cpplex.c (_cpp_equiv_tokens): Check arg_no in the
2231 2000-11-06 Neil Booth <neilb@earthling.net>
2233 * c-lex.c (c_lex): Replace tok.val.aux with tok.val.c or
2234 tok.val.arg_no as appropriate.
2235 * cppexp.c (lex): Similarly.
2236 * cpplex.c (_cpp_lex_token, cpp_spell_token, cpp_output_token,
2237 cpp_equiv_tokens, cpp_can_paste, cpp_avoid_paste): Similarly.
2238 * cppmacro.c (stringify_arg, replace_args, lex_expansion_token,
2239 cpp_macro_definition): Similarly.
2240 * cpplib.h (struct cpp_token): Replace aux with c and arg_no.
2242 2000-11-06 Jakub Jelinek <jakub@redhat.com>
2244 * config/sparc/sparc.md (adddi3): If operands[2] is 4096 and
2245 operands[1] is constant, calculate the sum and generate movdi.
2246 (addsi3): Similarly. Use SImode in call to arith_4096_operand.
2247 (subsi3): Use SImode in call to arith_4096_operand.
2249 2000-11-06 Jakub Jelinek <jakub@redhat.com>
2251 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): On sparc64 we need to
2252 adjust %o1, not %o0 if the return type is large structure.
2254 2000-11-06 Jakub Jelinek <jakub@redhat.com>
2256 * config/sparc/sparc.md (smulsi3_highpart_v8plus, ashldi3_v8plus+1,
2257 update_return, flush, flushdi, ffssi2, ffsdi2): Fix output formatting.
2259 Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
2261 * expmed.c (expand_divmod): For signed divide by 2, prefer
2262 a branch and fewer shifts if branches are very cheap.
2264 2000-11-05 Joseph S. Myers <jsm28@cam.ac.uk>
2266 * Makefile.in: Remove all targets related to building
2267 distributions and diffs, or INSTALL.
2268 * INSTALL, install1.texi: Remove.
2269 * configure.in: Remove mention of distdir.
2270 * configure: Regenerate.
2271 * objc/Make-lang.in: Remove mention of distdir.
2273 2000-11-04 Neil Booth <neilb@earthling.net>
2275 * cpp.texi: Update for _Pragma.
2277 2000-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
2279 * gcc.texi (Contributing): Update URL for projects web page.
2281 2000-11-04 Neil Booth <neilb@earthling.net>
2283 * cpplex.c (parse_string): Don't allow multiline strings in
2284 #include family directives.
2286 2000-11-04 Neil Booth <neilb@earthling.net>
2288 * cpplib.c (do_line): Only warn pedantically if not reading
2291 2000-11-04 Alexandre Oliva <aoliva@redhat.com>
2293 * calls.c (emit_call_1) [sibcall_pop]: Use n_popped instead of
2296 2000-11-03 Zack Weinberg <zack@wolery.stanford.edu>
2298 * builtins.c (expand_builtin_strlen): Remove unused mode
2300 * gcc.c (process_command): Remove unused variable.
2301 * fold-const.c: Include expr.h.
2302 * recog.c: Include reload.h.
2303 * Makefile.in (recog.o, fold-const.o): Update deps.
2305 2000-11-02 Geoffrey Keating <geoffk@cygnus.com>
2307 * fixinc/gnu-regex.c: Change 'CYGNUS LOCAL' to 'EGCS LOCAL'.
2309 Fri Nov 3 13:41:04 2000 Mark P Mitchell <mark@codesourcery.com>
2311 * config/mips/iris6.h (SUBTARGET_CC1_SPEC): Remove -static
2313 (STARTFILE_SPEC): Likewise.
2314 (LINK_SPEC): Likewise.
2316 2000-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2318 * Makefile.in (fold-const.o): Depend on $(GGC_H), not ggc.h.
2319 (toplev.o): Likewise for $(LOOP_H)/loop.h and $(REGS_H)/regs.h.
2320 (simplify-rtx.o): Likewise for $(GGC_H)/ggc.h.
2322 2000-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
2324 * c-decl.c (duplicate_decls, copy_lang_decl), dwarfout.c
2325 (dwarfout_line), gcc.c (main, save_string), tree.c (init_obstacks,
2326 perm_calloc, get_identifier, maybe_get_identifier,
2327 real_value_from_int_cst, simple_cst_equal), varasm.c
2328 (assemble_name, assemble_real, immed_real_const_1,
2329 compare_constant_1, decode_rtx_const, output_constant_pool): Use
2330 strrchr () instead of rindex (). Use memcmp () instead of bcmp
2331 (). Use memcpy () instead of bcopy (). Use memset () instead of
2334 2000-11-03 Nathan Sidwell <nathan@codesourcery.com>
2336 * cppfiles.c (open_file): If already read, then don't reopen.
2337 Immediately close an empty file.
2339 2000-11-01 Bernd Schmidt <bernds@redhat.co.uk>
2341 * expr.h (fold_builtin): Move declaration...
2342 * tree.h (fold_builtin): ... here.
2344 Fri Nov 3 05:41:07 2000 J"orn Rennecke <amylaar@redhat.com>
2346 * flow.c (verify_local_live_at_start): Allow hard regs to die.
2348 2000-11-02 Neil Booth <neilb@earthling.net>
2351 * a29k/a29k.h, a29k/unix.h, a29k/vx29k.h,
2352 alpha/alpha-interix.h, alpha/alpha.h, alpha/linux.h,
2353 alpha/openbsd.h, alpha/osf.h, alpha/vms.h, alpha/vxworks.h,
2354 alpha/win-nt.h, arc/arc.h, arm/arm.h, arm/conix-elf.h,
2355 arm/linux-aout.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
2356 arm/riscix1-1.h, arm/semiaof.h, arm/unknown-elf-oabi.h, arm/vxarm.h,
2357 c4x/rtems.h, clipper/clix.h, convex/convex.h, d30v/d30v.h,
2358 elxsi/elxsi.h, fr30/fr30.h, h8300/h8300.h, i370/linux.h, i370/mvs.h,
2359 i370/oe.h, i386/386bsd.h, i386/aix386ng.h, i386/beos-elf.h,
2360 i386/bsd386.h, i386/crtdll.h, i386/cygwin.h, i386/dgux.h,
2361 i386/djgpp-rtems.h, i386/djgpp.h, i386/freebsd-aout.h, i386/freebsd.h,
2362 i386/gnu.h, i386/i386-interix.h, i386/i386.h, i386/linux-aout.h,
2363 i386/linux-oldld.h, i386/linux.h, i386/lynx-ng.h, i386/lynx.h,
2364 i386/mach.h, i386/mingw32.h, i386/moss.h, i386/netbsd.h,
2365 i386/netware.h, i386/next.h, i386/openbsd.h, i386/osf1elf.h,
2366 i386/osfelf.h, i386/osfrose.h, i386/ptx4-i.h, i386/rtems.h,
2367 i386/rtemself.h, i386/sco.h, i386/sco4.h, i386/sco4dbx.h, i386/sco5.h,
2368 i386/scodbx.h, i386/sequent.h, i386/sol2.h, i386/sun.h, i386/sysv3.h,
2369 i386/sysv4.h, i386/uwin.h, i386/vsta.h, i386/vxi386.h, i386/win-nt.h,
2370 i386/win32.h, i860/fx2800.h, i860/i860.h, i860/mach.h, i860/sysv3.h,
2371 i860/sysv4.h, i960/i960.h, i960/rtems.h, i960/vx960-coff.h,
2372 ia64/ia64.h, ia64/linux.h, m32r/m32r.h, m68k/3b1.h, m68k/3b1g.h,
2373 m68k/a-ux.h, m68k/altos3068.h, m68k/amix.h, m68k/apollo68.h,
2374 m68k/crds.h, m68k/ctix.h, m68k/dpx2.h, m68k/hp2bsd.h, m68k/hp320.h,
2375 m68k/hp3bsd.h, m68k/hp3bsd44.h, m68k/isi.h, m68k/linux-aout.h,
2376 m68k/linux.h, m68k/lynx-ng.h, m68k/lynx.h, m68k/m68kemb.h,
2377 m68k/m68kv4.h, m68k/mot3300.h, m68k/netbsd.h, m68k/news.h,
2378 m68k/next.h, m68k/openbsd.h, m68k/pbb.h, m68k/plexus.h, m68k/rtems.h,
2379 m68k/rtemself.h, m68k/sun2.h, m68k/sun3.h, m68k/sun3mach.h,
2380 m68k/tower-as.h, m68k/tower.h, m68k/vxm68k.h, m88k/dgux.h,
2381 m88k/dolph.h, m88k/luna.h, m88k/m88k-aout.h, m88k/m88k-coff.h,
2382 m88k/openbsd.h, m88k/sysv3.h, m88k/sysv4.h, mips/bsd-4.h,
2383 mips/bsd-5.h, mips/dec-bsd.h, mips/dec-osf1.h, mips/gnu.h,
2384 mips/iris3.h, mips/iris5.h, mips/iris6.h, mips/linux.h, mips/mips.h,
2385 mips/netbsd.h, mips/news4.h, mips/news5.h, mips/nws3250v4.h,
2386 mips/openbsd.h, mips/osfrose.h, mips/rtems64.h, mips/sni-svr4.h,
2387 mips/svr3-4.h, mips/svr3-5.h, mips/svr4-4.h, mips/svr4-5.h,
2388 mips/ultrix.h, ns32k/encore.h, ns32k/merlin.h, ns32k/netbsd.h,
2389 ns32k/ns32k.h, ns32k/pc532-mach.h, ns32k/pc532.h, ns32k/sequent.h,
2390 ns32k/tek6000.h, ns32k/tek6100.h, ns32k/tek6200.h, pa/pa-hiux.h,
2391 pa/pa-hpux.h, pa/pa-hpux7.h, pa/pa-linux.h, pa/pa-osf.h,
2392 pa/pa-pro-end.h, pa/pa.h, pa/rtems.h, pj/linux.h, pj/pj.h,
2393 romp/romp.h, rs6000/aix.h, rs6000/aix31.h, rs6000/aix41.h,
2394 rs6000/aix43.h, rs6000/beos.h, rs6000/eabi.h, rs6000/eabisim.h,
2395 rs6000/linux.h, rs6000/lynx.h, rs6000/mach.h, rs6000/rtems.h,
2396 rs6000/sysv4.h, rs6000/vxppc.h, sh/elf.h, sh/linux.h, sh/rtems.h,
2397 sh/rtemself.h, sh/sh.h, sparc/aout.h, sparc/elf.h, sparc/linux-aout.h,
2398 sparc/linux.h, sparc/linux64.h, sparc/lite.h, sparc/litecoff.h,
2399 sparc/liteelf.h, sparc/lynx-ng.h, sparc/lynx.h, sparc/netbsd.h,
2400 sparc/openbsd.h, sparc/pbd.h, sparc/rtems.h, sparc/rtemself.h,
2401 sparc/sol2-sld-64.h, sparc/sol2.h, sparc/sp64-aout.h,
2402 sparc/sp64-elf.h, sparc/sp86x-aout.h, sparc/sp86x-elf.h,
2403 sparc/sparc.h, sparc/sysv4.h, sparc/vxsim.h, sparc/vxsparc.h,
2404 v850/rtems.h, vax/netbsd.h, vax/openbsd.h, vax/ultrix.h, vax/vax.h,
2405 vax/vaxv.h, vax/vms.h, we32k/we32k.h
2407 Replace -A() with -A=, the new assertion syntax.
2409 Thu Nov 2 21:52:35 2000 J"orn Rennecke <amylaar@redhat.com>
2411 * combine.c (distribute_notes): Use rtx_equal_p to check elim_i2 /
2413 In REG_DEAD handling: When handling parts of multi-hard-reg hard
2414 registers, increment the loop counter by the size of the parts;
2415 use recursion to handle individual parts.
2417 2000-11-02 Neil Booth <neilb@earthling.net>
2419 * configure.in: Make integrated CPP the default.
2420 * configure: Regenerate.
2422 Thu Nov 2 19:20:12 2000 J"orn Rennecke <amylaar@redhat.com>
2424 * reload.c (find_equiv_reg): Test all hard registers for membership
2425 in the requested class.
2427 2000-11-02 Joseph S. Myers <jsm28@cam.ac.uk>
2429 * collect2.c (main, write_c_file_stat), gcc.c (translate_options,
2430 process_command, main), gcov.c (open_files, output_data), tlink.c
2431 (frob_extension, scan_linker_output), toplev.c
2432 (file_name_nondirectory): Use strchr () and strrchr () instead of
2433 index () and rindex ().
2435 2000-11-02 Joseph S. Myers <jsm28@cam.ac.uk>
2437 * c-common.c (get_flag_spec, check_format_info_main,
2438 check_format_types): Use strchr () instead of index (). Compare
2439 against error_mark_node instead of comparing the TREE_CODE against
2442 2000-11-02 Zack Weinberg <zackw@Stanford.EDU>
2446 * c-lex.c (init_c_lex): Update cpp_start_read call.
2447 (cb_ident): Update for new callback prototype.
2448 (cb_def_pragma): Update for new cpp_get_token prototype.
2449 (c_lex): Similarly. Use cpp_get_line.
2451 * c-parse.in (finish_parse): Update for new cpp_finish
2454 * cp/lex.c (finish_parse): Similarly.
2456 2000-11-01 Geoff Keating <geoffk@cygnus.com>
2458 * machmode.def: Add V16QImode.
2460 2000-11-01 Richard Henderson <rth@redhat.com>
2462 * dwarf2out.c (loc_descriptor_from_tree): Check for null result
2463 from rtl_for_decl_location.
2464 (add_location_or_const_value_attribute): Likewise.
2466 2000-11-01 Neil Booth <neilb@earthling.net>
2468 * cpplib.c (run_directive): Use correct line number for output
2469 of _Pragma. Remember any in-progress directive.
2471 * gcc.dg/cpp/vararg2.c, gcc.dg/cpp/_Pragm1.c: New tests.
2473 2000-11-01 Richard Henderson <rth@redhat.com>
2475 * stmt.c (expand_start_null_loop): Set continue_label.
2477 2000-11-01 Bernd Schmidt <bernds@redhat.co.uk>
2479 * builtins.c (fold_builtin_constant_p, fold_builtin): New functions.
2480 (expand_builtin_constant_p): Move parts of the code into
2481 fold_builtin_constant_p.
2482 (expand_builtin_strlen): Move parts of the code into fold_builtin.
2483 * expr.h (fold_builtin): Declare.
2484 * fold-const.c (fold): Handle builtin calls.
2486 * c-typeck.c (build_function_call): Call fold on the CALL_EXPR.
2488 2000-11-01 Richard Henderson <rth@redhat.com>
2490 * stmt.c (expand_start_null_loop): New.
2491 (expand_end_null_loop): New.
2492 * c-semantics.c (genrtl_do_stmt): Use them.
2493 * tree.h: Declare them.
2495 2000-11-01 Richard Henderson <rth@redhat.com>
2497 * cppmain.c (scan_buffer): Don't avoid paste for assembly.
2499 2000-11-01 Neil Booth <neilb@earthling.net>
2501 * c-parse.in (_yylex): Remove CPP_BACKSLASH case.
2502 * cp/spew.c: Similarly.
2503 * cpplex.c (_cpp_lex_token): Backslashes are now CPP_OTHER.
2504 * cppmacro.c (stringify_arg): Similarly.
2505 * cpplib.h (CPP_BACKSLASH): Delete.
2507 2000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2509 * builtins.c (expand_builtin_strstr): New function.
2510 (expand_builtin): Handle BUILT_IN_STRSTR and BUILT_IN_STRCHR.
2512 * builtins.def (BUILT_IN_STRSTR, BUILT_IN_STRCHR): New entries.
2514 * c-common.c (c_common_nodes_and_builtins): Declare builtin strstr
2517 2000-10-31 Richard Henderson <rth@redhat.com>
2519 * config/i386/i386.c (fcmov_comparison_operator): Check for
2520 CCFPmode or CCFPUmode instead of CCmode.
2521 (ix86_expand_fp_movcc): Call ix86_expand_setcc for most
2522 unordered operations as well.
2524 2000-10-31 Richard Henderson <rth@redhat.com>
2526 * c-semantics.c (genrtl_do_stmt): Use integer_zerop instead
2527 of integer_zero_node.
2529 2000-10-31 Richard Henderson <rth@redhat.com>
2531 * c-semantics.c (genrtl_do_stmt): Special case do/while(0).
2533 2000-10-31 Nick Clifton <nickc@redhat.com>
2535 * config/arm/unknown-elf.h (UNIQUE_SECTION_P): Do not allow
2536 -fdata-sections to override the section attribute of a DECL.
2538 2000-10-31 Chris Demetriou <cgd@sibyte.com>
2540 * libgcc2.c (__shtab): Remove __shtab variable.
2541 * libgcc-std.ver (GCC_3.0): Remove __shtab from symbol list.
2542 * Makefile.in (LIB2FUNCS): Remove _shtab from list of library
2545 2000-10-31 Jim Wilson <wilson@redhat.com>
2547 * defaults.h (ASM_OUTPUT_DEBUG_LABEL): New.
2548 * tm.texi (ASM_OUTPUT_DEBUG_LABEL): Document.
2549 * dwarf2out.c (dwarf2out_begin_block): Use ASM_OUTPUT_DEBUG_LABEL
2550 instead of ASM_OUTPUT_INTERNAL_LABEL.
2551 (dwarf2out_end_block, dwarf2out_label): Likewise.
2552 * final.c (final_scan_insn, case NOTE_INSN_DELETED_LABEL): Likewise
2553 * config/ia64/ia64.h (ASM_OUTPUT_DEBUG_LABEL): Define.
2555 2000-10-31 Richard Henderson <rth@redhat.com>
2557 * dwarf2out.c (struct dw_loc_descr_struct): Add dw_loc_addr.
2558 (size_of_locs): Set it.
2559 (output_loc_operands): Use it to compute branch displacement.
2560 (int_loc_descriptor): New.
2561 (mem_loc_descriptor): Dereference memory in the proper size.
2562 Use DW_OP_plus_uconst when possible. Use int_loc_descriptor.
2563 (loc_descriptor_from_tree): New.
2564 (rtl_for_decl_location): Break out from ...
2565 (add_location_or_const_value_attribute): ... here.
2566 (add_bound_info): Use loc_descriptor_from_tree.
2568 2000-10-31 Neil Booth <neilb@earthling.net>
2570 * cpp.texi: Update for new command line assertion syntax.
2571 * cpplib.c (cpp_define): Simplify a bit.
2572 (cpp_assert, cpp_unassert): Use handle_assertion.
2573 (handle_assertion): New function; accept new command line
2575 * testsuite/gcc.dg/cpp/assert3.c: New tests.
2577 2000-10-31 Neil Booth <neilb@earthling.net>
2579 * cppmacro.c (STDC_0_IN_SYSTEM_HEADERS): Define to 0 if
2580 undefined. Remove #ifdef check.
2581 * config/i386/sol2.h, config/rs6000/sol2.h, config/sparc/sol2.h:
2582 Define STDC_0_IN_SYSTEM_HEADERS to 1.
2584 2000-10-31 Jan Hubicka <jh@suse.cz>
2585 Jakub Jelinek <jakub@redhat.com>
2587 * config/i386/i386.h: Clarify CCNOmode description in comment.
2588 (EXTRA_CC_MODES): Remove CCRCmode.
2589 * config/i386/i386.c (ix86_comparison_operator): Remove CCRCmode.
2590 (put_condition_code, ix86_match_ccmode): Likewise.
2591 (ix86_cc_mode): Likewise. Fix comment.
2592 (ix86_expand_strlensi_unroll_1): *rc patterns are gone.
2593 * config/i386/i386.md: Add unspec 12 description.
2594 (adddi3 split): Use unspec 12 instead of CCRCmode.
2595 (addsi3_carry_rc): Remove.
2596 (addsi3_cc, addqi3_cc): New patterns.
2597 (addsi_3): Swap operands, match CCZmode.
2598 (addsi_4): Rewritten.
2599 (addsi_5): Renamed from addsi_6.
2601 (addhi_3): Swap operands, match CCZmode.
2602 (addhi_4): Rewritten.
2603 (addhi_5): Renamed from addhi_6.
2605 (addqi_3): Swap operands, match CCZmode.
2606 (addqi_4): Rewritten.
2607 (addqi_5): Renamed from addqi_6. Use =q constraint for clobber.
2608 (subsi3_carry_rc): Removed.
2609 (iorqi_3): Use =q constraint for clobber.
2610 (xorqi_cc_2): Likewise.
2611 (negdi2_1 split): Don't use CCRCmode, use ltu instead of gtu.
2612 (x86_movsicc_0_m1_rc): Removed.
2613 (cmp?i peepholes): Remove neg. Use CCGCmode instead of CCRCmode.
2615 2000-10-31 Joseph S. Myers <jsm28@cam.ac.uk>
2617 * c-typeck.c (build_unary_op): If pedantic, pedwarn for increment
2618 and decrement of complex types.
2620 2000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2622 * builtins.c (expand_builtin_fputs): When deleting NOP calls to
2623 builtin fputs, ensure we still evaluate the stream in case it
2626 2000-10-31 Jakub Jelinek <jakub@redhat.com>
2628 * expr.c (do_store_flag): Pass operand_mode instead of GET_MODE (op0)
2631 Tue Oct 31 15:33:27 2000 J"orn Rennecke <amylaar@redhat.com>
2633 * sh-protos.h (reg_no_subreg_operand, emit_fpscr_use): Don't declare.
2634 (fp_extended_operand, emit_fpscr_use): Likewise.
2635 * sh.c (reg_no_subreg_operand, fp_extended_operand): Delete functions.
2636 (fpul_operand): New function.
2637 * sh.h (PREDICATE_CODES): Remove reg_no_subreg_operand and
2638 fp_extended_operand. Add fpul_operand.
2639 * sh.md (mulsf3, mulsf3_i4): Use fp_arith_reg_operand for "f" operands.
2640 (mulsf3_ie, macsf3, cmpgtsf_t, cmpeqsf_t, ieee_ccmpeqsf_t): Likewise.
2641 (cmpgtsf_t_i4, cmpeqsf_t_i4, ieee_ccmpeqsf_t_4, negsf2): Likewise.
2642 (negsf2_i, sqrtsf2, sqrtsf2_i, abssf2, abssf2_i, adddf3): Likewise.
2643 (adddf3_i, subdf3, subdf3_i, muldf3, muldf3_i, divdf3): Likewise.
2644 (divdf3_i): Likewise.
2645 (floatsisf2): Likewise. Use fpul_operand for 'y' operand.
2646 (floatsisf2_i4, floatsisf2_ie, fix_truncsfsi2): Likewise.
2647 (fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i): Likewise.
2648 (fix_truncdfsi2, fix_truncdfsi2_i, extendsfdf2): Likewise.
2649 (extendsfdf2_i4, truncdfsf2, truncdfsf2_i4): Likewise.
2651 2000-10-31 Bernd Schmidt <bernds@redhat.co.uk>
2653 * config/i386/i386.c (ix86_init_builtins): Correct return type
2654 building v4hi_ftype_v4hi_int_int tree node.
2655 (ix86_expand_builtin): Use correct operand numbers 0 and 1.
2656 Copy operand 0 into a Pmode register, don't generate a MEM rtx.
2658 * config/i386/i386.md (sse_movntdi): Use mmx register constraint
2660 (mmx__uavgv8qi3): Correct insn mnemonic.
2661 (mmx_psadbw): Correct insn mnemonic. Use V8QI mode for operands 1 and 2.
2662 (mmx_punpckhwd): Correct insn mnemonic.
2663 (mmx_punpckhdq): Likewise.
2664 (mmx_punpcklwd): Likewise.
2665 (mmx_punpckldq): Likewise.
2666 (prefetch): Use immediare_operand and 'n' constraint for operand 1.
2667 Renumber case labels to match the _mm_prefetch constants defined in
2670 * recog.c (split_all_insns): Don't try to call cleanup_subreg_operands
2671 if the splitter didn't emit new insns.
2672 Make sure we call cleanup_subreg_operands even when splitting the last
2673 insn in a basic block.
2675 * invoke.texi (Debugging Options): Describe -do.
2676 * toplev.c (enum_dump_file_index): New entry DFI_postreload.
2677 (dump_file): Likewise.
2678 (rest_of_compilation): Split .greg dump into .greg and .postreload.
2680 2000-10-30 Neil Booth <neilb@earthling.net>
2682 * cppfiles.c (stack_include_file): Check for stacked contexts
2684 * cpphash.h (_cpp_do__Pragma): New prototype.
2685 * cppinit.c (cpp_reader_init): Add _Pragma keyword to hash table.
2687 * cpplex.c (skip_escaped_newlines): Only process trigraphs and
2688 escaped newlines if !(buffer->from_stage3).
2689 (_cpp_lex_token): Warn about missing newlines iff
2690 !buffer->from_stage3.
2692 * cpplib.c (get__Pragma_string, destringize,
2693 _cpp_do__Pragma): New functions.
2694 (run_directive): Set output_line for _Pragma to avoid line
2695 markers in output. Set from_stage3 and prevent macro expansion
2696 for _Pragma and command-line options. Check buffer exhaustion.
2697 (cpp_push_buffer): Don't check for stacked macro contexts, as
2698 this is perfectly legitimate for _Pragma. Move the check to
2699 stack_include_file instead. Set from_stage3 iff buffer is
2702 * cpplib.h (struct cpp_buffer): Make warned_cplusplus_comments
2703 unsigned. New boolean from_stage3.
2704 (struct spec_nodes): Add n__Pragma.
2706 * cppmacro.c (enter_macro_context): Flip sense of return value.
2707 (_cpp_get_token): Handle _Pragma operator.
2709 2000-10-30 Phil Edwards <pme@sources.redhat.com>
2711 * gcc.texi: The C++ standard isn't "draft" anymore.
2713 2000-10-30 Mark Mitchell <mark@codesourcery.com>
2715 * cppmacro.c (builtin_macro): Use NT_VOID, not T_VOID.
2717 2000-10-29 Neil Booth <neilb@earthling.net>
2719 * cpplib.c (skip_rest_of_line): Use _cpp_get_token.
2721 2000-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
2723 * toplev.c, flags.h, fold-const.c, real.c, rtl.c,
2724 fixinc/inclhack.def: Change comments mentioning C9X to refer to
2727 * invoke.texi: Document that -V will only work for very similar
2728 versions of driver and compiler.
2730 2000-10-29 Neil Booth <neilb@earthling.net>
2732 * cppmacro.c (_cpp_create_definition): Optimize the case of
2733 a macro defined to itself.
2735 2000-10-29 Neil Booth <neilb@earthling.net>
2737 * cpplex.c (save_comment): Don't store new lines in C++ comments.
2739 2000-10-29 Michael Hayes <mhayes@redhat.com>
2741 * integrate.c (copy_insn_list): Copy the unchanging flag for calls.
2743 2000-10-28 Geoffrey Keating <geoffk@cygnus.com>
2745 * cpphash.c (cpp_forall_identifiers): Add context variable
2746 for callback routine.
2747 * cppmain.c (dump_macro): Update to match cpp_forall_identifiers
2749 (main): Call cpp_forall_identifiers with null context.
2750 * cpplib.h (cpp_forall_identifiers): Update prototype.
2752 * cppmain.c: Make `parse_in' and `print' static.
2754 2000-10-28 Alan Modra <alan@linuxcare.com.au>
2756 * c-decl.c (finish_function): Clear c_function_name_declared_p.
2758 2000-10-28 Richard Henderson <rth@redhat.com>
2760 * regrename.c (scan_rtx_address): Frob action, not class,
2761 when trying to disable optimization.
2763 2000-10-28 Mark Mitchell <mark@codesourcery.com>
2765 * c-semantics.c (make_rtl_for_local_static): Don't clobber
2766 DECL_ASSEMBLER_NAME.
2768 2000-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
2770 * configure.in: Determine and substitute gcc_version_full.
2771 * configure: Regenerate.
2772 * gccbug.in: Use it to give full version. Don't allow
2775 2000-10-28 Richard Henderson <rth@redhat.com>
2777 * recog.c (split_all_insns): Run cleanup_subreg_operands
2780 * regrename.c (regrename_optimize): Verify that all registers of
2781 a multiple register mode are available.
2782 (scan_rtx_address): Accept the mode of the address; all callers
2785 * cpplib.c (run_directive): Fix prototype.
2787 2000-10-28 Bernd Schmidt <bernds@redhat.co.uk>
2789 * reload.c (find_reloads): Distinguish "wins" so that we know whether
2790 a given operand won because of a matching constraint or not; then use
2791 that information to compute goal_alternative_matched properly.
2792 * reload1.c (choose_reload_regs): Never set reload_override_in for an
2795 * config/ia64/ia64.h (RTX_COSTS): A few more entries, and a more
2796 accurate value for MULT.
2797 * config/ia64/ia64.c (ia64_print_operand): Require probability to be
2798 2% or > 98% before using static branch prediction bits.
2800 2000-10-28 Neil Booth <neilb@earthling.net>
2804 * cpplib.c (struct answer): New.
2805 (struct if_stack): Use cpp_lexer_pos rather than line and col.
2806 Rename cmacro mi_cmacro.
2807 (struct directive, KANDR, STDC89, EXTENSION, COND, IF_COND, INCL,
2808 IN_I): New directive and flags.
2809 (skip_rest_of_line, check_eol, run_directive, glue_header_name,
2810 parse_answer, parse_assertion, find_answer): New functions.
2811 (parse_ifdef, detect_if_not_defined, validate_else): Remove.
2812 (lex_macro_node): New function to replace parse_ifdef and
2815 (_cpp_handle_directive): New function, combines _cpp_check_directive
2816 and _cpp_check_linemarker.
2818 (do_define, do_undef, parse_include, do_include, do_import,
2819 do_include_next, read_line_number, do_line, do_ident, do_pragma,
2820 do_pragma_once, do_pragma_poison, do_pragma_dependency):
2821 Update for new token getting interface.
2823 (do_ifdef, do_ifndef, do_if, do_else, do_endif, push_conditional)
2824 : Update for new multiple-include optimisation technique.
2825 (do_elif): Don't forget to invalidate controlling macros.
2827 (unwind_if_stack, cpp_defined, cpp_push_buffer, cpp_pop_buffer): Update.
2828 (parse_assertion, parse_answer, find_answer, _cpp_test_assertion):
2829 Functions to handle assertions with the new token interface.
2830 (do_assert, do_unassert): Use them.
2832 (cpp_define, _cpp_define_builtin, cpp_undef, cpp_assert, cpp_unassert):
2835 (_cpp_init_stacks): Register directive names. Don't register special
2838 * cpperror.c (print_containing_files, _cpp_begin_message): Update to
2839 new position recording regime.
2840 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2841 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
2842 cpp_pedwarn_with_file_and_line): Update for _cpp_begin_message changes.
2843 (cpp_type2name): Move to cpplex.c.
2845 * cppexp.c (parse_charconst): spec_nodes is no longer a pointer.
2846 (parse_defined): Update to handle new multiple include optimisation
2847 method. Remove poisoned identifier warning.
2848 (parse_assertion, TYPE_NAME): Delete.
2849 (lex): Update for multiple include optimisation, removal of
2850 CPP_DEFINED, to use _cpp_test_assertion for assertions and
2852 (_cpp_parse_expr): Update for MI optimisation, and to use op_as_text.
2853 (op_as_text): New function, to wrap cpp_token_as_text.
2855 * cppfiles.c (stack_include_file, _cpp_pop_file_buffer):
2856 Update for MI optimisation.
2857 (_cpp_execute_include): Take a token rather than 3 arguments. Fix
2858 segfault on diagnostic.
2859 (_cpp_compare_file_date): Take a token rather than 3 args.
2860 (cpp_read_file): Work correctly for zero-length files.
2862 * cpphash.c (_cpp_init_macros, _cpp_cleanup_macros): Rename
2863 _cpp_init_hashtable and _cpp_cleanup_hashtable.
2864 (cpp_lookup): Place identifiers at front of identifier pool
2865 for _cpp_lookup_with_hash.
2866 (_cpp_lookup_with_hash): Require identifiers to be at the front of
2867 the identifier pool. Commit the memory if not already in the
2870 * cppinit.c (cpp_reader_init): Move cpp_init_completed test to top.
2871 Initialise various members of cpp_reader, memory pools, and the
2873 (cpp_printer_init): Delete.
2874 (cpp_cleanup): Update.
2875 (struct builtin, builtin_array, initialize_builtins): Update for new
2876 hashnode definition and builtin handling.
2877 (cpp_start_read, cpp_finish): Don't take or initialise a
2880 * cpplib.h (cpp_printer, cpp_toklist, CPP_DEFINED, BOL,
2881 PASTED, VAR_ARGS, BEG_OF_FILE, IN_DIRECTIVE, KNOWN_DIRECTIVE,
2882 T_VOID, T_SPECLINE, T_DATE, T_FILE, T_BASE_FILE, T_INCLUDE_LEVEL,
2883 T_TIME, T_STDC, T_OPERATOR, T_POISON, T_MACRO, T_ASSERTION): Delete.
2884 (struct cpp_pool, struct cpp_macro, struct cpp_lexer_pos,
2885 struct cpp_lookahead, CPP_DHASH, enum mi_state, enum mi_ind,
2886 NO_EXPAND, VARARGS_FIRST, struct cpp_token_with_pos,
2887 struct toklist, struct cpp_context, struct specnodes,
2888 TOKEN_LOOKAHEAD, TOKEN_BUFFSIZE, NODE_OPERATOR, NODE_POISONED,
2889 NODE_BUILTIN, NODE_DIAGNOSTIC, NT_VOID, NT_MACRO, NT_ASSERTION,
2890 enum builtin_type, cpp_can_paste): New.
2891 (struct cpp_token): Delete line and col members.
2892 (struct cpp_buffer): New member output_lineno.
2893 (struct lexer_state): Delete indented, in_lex_line, seen_dot.
2894 Add va_args_ok, poisoned_ok, prevent_expansion, parsing_args.
2895 (struct cpp_reader): New members lexer_pos, macro_pos, directive_pos,
2896 ident_pool, temp_string_pool, macro_pool, argument_pool, string_pool,
2897 base_context, context, directive, mi_state, mi_if_not_defined,
2898 mi_lexed, mi_cmacro, mi_ind_cmacro, la_read, la_write, la_unused,
2899 mlstring_pos, macro_buffer, macro_buffer_len.
2900 Delete members mls_line, mls_column, token_list, potential_control_macro,
2901 temp_tokens, temp_cap, temp_alloced, temp_used, first_directive_token,
2902 context_cap, cur_context, no_expand_level, paste_level, contexts, args,
2903 save_parameter_spellings, need_newline, .
2904 Change type of date, time and spec_nodes members.
2905 Change prototypes for include and ident callbacks.
2906 (struct cpp_hashnode): Change type of name. Remove union members
2907 expansion and code. Add members macro, operator and builtin.
2909 (cpp_token_len, cpp_token_as_text, cpp_spell_token, cpp_start_read,
2910 cpp_finish, cpp_avoid_paste, cpp_get_token, cpp_get_line,
2911 cpp_get_output_line, cpp_macro_definition, cpp_start_lookahead,
2912 cpp_stop_lookahead): New prototypes.
2913 (cpp_printer_init, cpp_dump_definition): Delete prototypes.
2915 (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr, ufputs):
2916 Move from cpphash.h.
2918 * cpphash.h (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr,
2919 ufputs): Move to cpplib.h.
2920 (enum spell_type, struct token_spelling, _cpp_token_spellings, TOKEN_SPELL,
2921 TOKEN_NAME, struct answer, FREE_ANSWER, KANDR, STDC89, EXTENSION,
2922 COND, EXPAND, INCL, COMMENTS, IN_I, struct directive, directive_handler,
2923 struct spec_nodes, _cpp_digraph_spellings, _cpp_free_temp_tokens,
2924 _cpp_init_input_buffer, _cpp_grow_token_buffer, _cpp_init_toklist,
2925 _cpp_clear_toklist, _cpp_expand_token_space, _cpp_expand_name_space,
2926 _cpp_equiv_tokens, _cpp_equiv_toklists, _cpp_process_directive,
2927 _cpp_run_directive, _cpp_get_line, _cpp_get_raw_token, _cpp_glue_header_name,
2928 _cpp_can_paste, _cpp_check_directive, _cpp_check_linemarker,
2929 _cpp_parse_assertion, _cpp_find_answer): Delete.
2930 (VALID_SIGN, ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE, POOL_SIZE,
2931 POOL_USED, POOL_COMMIT, struct cpp_chunk, _cpp_lex_token, _cpp_init_pool,
2932 _cpp_free_pool, _cpp_pool_reserve, _cpp_pool_alloc, _cpp_next_chunk,
2933 _cpp_lock_pool, _cpp_unlock_pool, _cpp_test_assertion,
2934 _cpp_handle_directive, DSC): New.
2935 (struct include_file): New member defined.
2937 (DO_NOT_REREAD, _cpp_begin_message, _cpp_execute_include,
2938 _cpp_compare_file_date): Update.
2939 (_cpp_pop_context, _cpp_get_token, _cpp_free_lookaheads, _cpp_push_token): New.
2940 (_cpp_init_macros, _cpp_cleanup_macros): Rename to _cpp_init_hashtable,
2941 _cpp_cleanup_hashtable.
2943 * Makefile.in: Remove cppoutput.c.
2945 * cppoutput.c: Delete
2947 * fixheader.c (read_scan_file): Update for new cpp_get_token
2949 (recognized_function): New argument LINE.
2951 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
2952 new cpp_get_token prototype.
2954 * scan.h (recognized_function): Update prototype.
2956 * po/POTFILES.in: Remove cppoutput.c.
2958 2000-10-27 Mark Mitchell <mark@codesourcery.com>
2960 * c-typeck.c (check_init_type_bitfields): Remove.
2961 (constructor_incremental): Likewise.
2962 (struct constructor_stack): Remove incremental bit.
2963 (struct initializer_stack): Likewise.
2964 (start_init): Don't play with constructor_incremental.
2965 (finish_init): Likewise.
2966 (really_start_incremental_init): Likewise.
2967 (push_init_level): Likewise.
2968 (pop_init_level): Likewise.
2969 (output_init_level): Likewise.
2970 (output_pending_init_elements): Likewise.
2972 2000-10-21 Mike Coleman <mcoleman2@kc.rr.com>
2974 * c-pragma.c (handle_pragma_pack): Initialize align to -1.
2975 Improve error messages. Correct parsing of
2976 #pragma pack(pop [,id]). Do not check the user-supplied
2977 alignment if we're popping.
2979 * gcc.dg/pack-test-1.c: New test case.
2980 * gcc.dg/pack-test-2.c: New test case.
2981 * gcc.dg/pack-test-1.h: New file.
2983 2000-10-27 Neil Booth <neilb@earthling.net>
2987 2000-10-27 Kelley Cook <kelley.cook@home.com>
2989 * invoke.texi: Document -mintel-syntax
2991 2000-10-27 Richard Henderson <rth@redhat.com>
2993 * invoke.texi: Document -frename-registers. Add it to -O3.
2994 * toplev.c (rest_of_compilation): Run regrename before ifcvt2.
2995 (enum dump_file_index, dump_file): Update order.
2996 (main): Set flag_rename_registers at -O3.
2998 2000-10-27 Richard Henderson <rth@redhat.com>
3000 * config/alpha/alpha.h (enum reg_class): Add PV_REG.
3001 (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
3002 (REG_CLASS_FROM_LETTER): Assign it to 'c'.
3003 * config/alpha/alpha.md (call_osf_1): Use it.
3004 (call_value_osf_1): Likewise.
3006 * config/ia64/ia64.c: Revert 10-23 patch.
3007 (ia64_hard_regno_rename_ok): New.
3008 * config/ia64/ia64-protos.h: Declare it.
3009 * config/ia64/ia64.h (HARD_REGNO_RENAME_OK): Use it.
3011 2000-10-27 Bernd Schmidt <bernds@redhat.co.uk>
3012 Richard Henderson <rth@redhat.com>
3014 * regrename.c: Rewrite to handle multi-register modes and
3015 cond_exec instructions.
3016 * Makefile.in (regrename.o): Update dependancies.
3017 * recog.h (struct operand_alternative): Add is_address.
3018 * recog.c (preprocess_constraints) [case 'p']: Set it.
3020 2000-10-27 Zack Weinberg <zack@wolery.stanford.edu>
3022 * configure.in: If not NO_MINUS_C_MINUS_O, substitute
3023 OUTPUT_OPTION with '-o $@'. Make zlibdir, zlibinc relative to
3024 top level. Kill oldstyle_subdirs. Do not include
3025 $srcdir/$s/Makefile.in in all_lang_makefiles, but do include
3026 $outputs. Do not run configure.lang from config.status.
3027 Rearrange warning-flag logic to correspond to what the
3028 makefile wants. Put special vax stage1 options in
3029 @stage1_flags@ not @stage1_warn_cflags@. Don't do anything
3030 with extra_c_objs, extra_cxx_objs, or extra_cpp_objs.
3031 (--enable-c-cpplib): AC_SUBST(maybe_cpplib) with "libcpp.a" if
3032 switch is given, nothing otherwise.
3033 * configure.lang: Delete.
3035 * Makefile.in: Expunge all traces of extra_c_objs,
3036 extra_cxx_objs, and extra_cpp_objs. Set MAYBE_CPPLIB from
3037 @maybe_cpplib@. Add $(MAYBE_CPPLIB) to C_AND_OBJC_OBJS. Set
3038 warning options via a three level scheme so that -pedantic and
3039 -Wtraditional are not used for non-C front ends: LOOSE_WARN,
3040 STRICT1_WARN, STRICT2_WARN -> $(@D)-warn, GCC_WARN_CFLAGS ->
3041 WARN_CFLAGS. Distinguish STAGE1_CFLAGS from BOOT_CFLAGS.
3042 Add -I$(@D) and -I$(srcdir)/$(@D) to INCLUDES.
3043 Set OUTPUT_OPTION, ZLIB, ZLIBINC. Do not set P,
3044 LANG_FLAGS_TO_PASS. Add OUTPUT_OPTION to all object-file
3045 generation rules. Wrap all rules that change the current
3046 directory in parentheses; pmake doesn't spawn a new shell for
3047 each command. Expunge all references to $(P). When one
3048 command depends on another and they're run all at once, use &&
3049 to separate them, not ;. Add libgcc_s$(SHLIB_EXT) to files
3050 deleted on make clean. Force OUTPUT_OPTION='-o $@' in stage2
3053 * objc/Make-lang.in: Wrap all rules that change the current
3054 directory in parentheses. Expunge all references to $(P).
3055 When one command depends on another and they're run all at
3056 once, use && to separate them, not ;. Add OUTPUT_OPTION to
3057 all object-file generation rules. Delete obsolete variables.
3058 * objc/Makefile.in: Delete.
3060 2000-10-27 Jakub Jelinek <jakub@redhat.com>
3062 * calls.c (expand_call): If sibcall_failure is set during pass 1,
3063 clear tail_call_insns as well.
3065 2000-10-27 Nick Clifton <nickc@redhat.com>
3067 * config/arm/arm-protos.h (arm_function_ok_for_sibcall): Add
3070 2000-10-26 Richard Henderson <rth@redhat.com>
3072 * calls.c (expand_call): Supress sibcall if we have a
3073 BLKmode return in registers.
3075 2000-10-26 Bernd Schmidt <bernds@redhat.co.uk>
3077 * ia64.h (PREFERRED_RELOAD_CLASS): Force floating point constants
3080 2000-10-26 Nathan Sidwell <nathan@codesourcery.com>
3082 * tree.c (make_node, case 't'): Set alignment to that of
3084 * expr.c (move_by_pieces_ninsns): Abort if some length remains.
3086 2000-10-25 Mark Mitchell <mark@codesourcery.com>
3088 * Makefile.in (site.exp): Define HAVE_LIBSTDCXX_V3.
3089 * configure.in (enable-libstdcxx-v3): Arrange to have
3090 HAVE_LIBSTDCXX_V3 substituted into the output files.
3092 2000-10-25 Richard Henderson <rth@redhat.com>
3094 * recog.c (constrain_operands): Initialize which_alternative
3095 before no alternatives early exit.
3097 * cse.c (find_comparison_args): Check that we can reverse a
3098 comparison if needed before accepting the substitution.
3100 * reload.c (find_reloads_address_part): Kill rtx obstack hackery.
3102 * simplify-rtx.c (simplify_relational_operation): Sign extend
3103 low words before sign extending to high words.
3105 2000-10-25 Nick Clifton <nickc@redhat.com>
3107 * config/mcore/mcore.c: Include config.h before system.h.
3109 2000-10-25 Ray Essick <essick@ddna.labs.mot.com>
3111 * config/mcore/mcore.md (return): Force function epilogue to
3112 always be generated to work around epilogue suppression bug in
3115 2000-10-25 Joseph S. Myers <jsm28@cam.ac.uk>
3117 * c-decl.c (grokdeclarator): Move warning for qualified void
3118 return types with -pedantic to when the function type is
3119 constructed. At -W, warn in general for qualified function return
3120 types, except for volatile void.
3121 * invoke.texi: Document this new warning at -W.
3123 2000-10-25 Neil Booth <neilb@earthling.net>
3125 * cpp.texi: Update with implementation-defined behavior and
3128 2000-10-25 Jakub Jelinek <jakub@redhat.com>
3130 * stor-layout.c (layout_type): If TYPE_ALIAS_SET was already set on the
3131 incomplete type force it into alias set 0.
3133 Wed Oct 25 01:02:44 EDT 2000 John Wehle (john@feith.com)
3135 * alias.c: Include basic-block.h.
3136 (loop_p): New function.
3137 (mark_constant_function): Use it.
3138 * Makefile.in (alias.o): Update dependencies.
3140 2000-10-24 Aldy Hernandez <aldyh@redhat.com>
3142 * config/mn10300/mn10300.c (secondary_reload_class): Treat pseudos
3145 2000-10-24 Jim Wilson <wilson@cygnus.com>
3147 * expmed.c (store_bit_field): Move integer pun code down after
3148 code that calls emit_move_insn for entire register move.
3149 * stor-layout.c (compute_record_mode): Revert Mar 25, Aug 18, and
3150 Oct 20 changes. Only store mode in TYPE_MODE if RECORD_TYPE.
3152 2000-10-24 Richard Henderson <rth@cygnus.com>
3154 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Don't consider pic
3155 register stable if PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
3157 2000-10-24 Aldy Hernandez <aldyh@redhat.com>
3159 * gcse.c (cprop_insn): do not propagate constants into jump_insn
3160 for machines with CC0 more than once.
3162 2000-10-24 Richard Henderson <rth@cygnus.com>, Aldy <aldyh@cygnus.com>
3164 * config/mn10300/mn10300.h (PREFERRED_RELOAD_CLASS): Treat
3165 pseudos just like memory.
3167 2000-10-24 Alexandre Oliva <aoliva@redhat.com>
3169 * combine.c (distribute_notes): Discard REG_LIBCALL and REG_RETVAL
3170 when deleting libcall sequence collapsed to a single instruction.
3172 2000-10-24 Andrew Haley <aph@cygnus.co.uk>
3174 * expr.c (do_store_flag): Don't crash if either side of a
3175 comparison is error_mark_node.
3177 2000-10-24 Jakub Jelinek <jakub@redhat.com>
3179 * sibcall.c (purge_mem_unchanging_flag): New function.
3180 (optimize_sibling_and_tail_recursive_calls): Call it.
3182 2000-10-24 Philipp Thomas <pthomas@suse.de>
3184 * Makefile.in (check-po): New target for doing checks in the po
3185 subdir if all languages configured.
3186 (CHECK_TARGETS): Add @CHECK_PO@, replaced with check-po via
3187 configure if NLS is enabled.
3188 * configure.in: If NLS is enabled, substitute CHECK_PO by check-po,
3189 otherwise leave empty.
3190 * configure: Regenerate.
3192 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
3194 * i386.c (print_operand): Handle new 'A' formatting code.
3195 387 opcodes need suffixes even with -mintel-syntax.
3196 Check for explicit size override (codes 'b', 'w' and 'k').
3197 (print_operand_address): Check if register prefix is needed when
3198 emitting `ds' segment override.
3199 * i386.h: Add comment about new 'A' formatting code.
3200 * i386.md (jump and call patterns): Emit absolute references using %A.
3202 2000-10-23 Richard Henderson <rth@cygnus.com>
3204 * config/ia64/ia64.c (ia64_expand_prologue): Mark extra
3205 output registers as fixed.
3206 (ia64_function_epilogue): Undo output fixation.
3208 2000-10-23 Richard Henderson <rth@cygnus.com>
3210 * config/alpha/alpha.md: Add names for all unnamed insns; use
3211 define_insn_and_split in some obvious places.
3213 (zero_extendqihi2): Use an expander w/ nonimmediate_operand for BWX.
3214 (zero_extendqisi2, zero_extendqidi2): Likewise.
3215 (zero_extendhisi2, zero_extendhidi2): Likewise.
3216 (abs splitters): Fix match_scratch operand number.
3217 (bcc_reverse): Swap pc & label instead of non-canonical compare.
3219 2000-10-23 Jim Wilson <wilson@cygnus.com>
3221 * ia64.c (ia64_print_operand, case 'r'): Correct comment. Handle
3223 * ia64.md (cmpsi_adjusted): Use %r3.
3224 (cmpdi_adjusted): Likewise.
3226 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
3228 * config/i386/att.h (ASM_FILE_START): Define.
3230 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
3232 * config/i386/linux.h (ASM_FILE_START): Define.
3234 Wed Oct 18 11:16:40 2000 Donald Lindsay <dlindsay@cygnus.com>
3236 * gcc/configure.in: m68k-coff tm_file should not have libgloss.h,
3237 since this (only) drags in a crt0.o reference that the .ld files
3240 2000-10-23 Geoff Keating <geoffk@cygnus.com>
3242 * reload1.c (reload_reg_reaches_end_p): A RELOAD_OTHER can
3243 overwrite the value in a RELOAD_FOR_INPUT and other kinds of
3244 reloads just like an RELOAD_FOR_OUTPUT would.
3246 * local-alloc.c (update_equiv_regs): Add an abort(). When
3247 deleting or moving insns, update reg_equiv[regno].init_insns.
3249 2000-10-23 Mark Mitchell <mark@codesourcery.com>
3251 * c-tree.texi: Improve documentation for IF_STMTs and related
3252 conditional statements.
3254 2000-10-22 Mark Mitchell <mark@codesourcery.com>
3256 * expr.c (do_preexpand_calls): Remove.
3257 (same_from_p): Don't use CALL_EXPR_RTL.
3258 (expand_expr): Don't call preexpand_calls, or use CALL_EXPR_RTL.
3259 (preexpand_calls): Remove.
3260 * tree.c (first_rtl_op): Remove CALL_EXPR case.
3261 (unsave_expr_1): Likewise.
3262 * tree.def (CALL_EXPR): Give it only two slots.
3263 * tree.h (CALL_EXPR_RTL): Remove.
3265 2000-10-21 Chandrakala Chavva <cchavva@redhat.com>
3267 * libgcc-std.ver (__addvsi3, __addvdi3, __subvsi3, __subvdi3,
3268 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
3271 2000-10-22 Alexandre Oliva <aoliva@redhat.com>
3273 * calls.c (combine_pending_stack_adjustment_and_call): Don't
3274 adjust stack when unadjusted_alignment ends up as zero.
3276 2000-10-22 Joseph S. Myers <jsm28@cam.ac.uk>
3278 * fixinc/genfixes: Remove EGCS reference.
3279 * install.texi: Remove EGCS reference.
3280 * INSTALL: Regenerate.
3282 2000-10-22 Mark Mitchell <mark@codesourcery.com>
3284 * tree.h (TYPE_IS_SIZETYPE): Add more documentation.
3286 2000-10-21 Joseph S. Myers <jsm28@cam.ac.uk>
3288 * diagnostic.c: Remove EGCS reference in comment.
3290 Sat Oct 21 08:24:25 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3292 * loop.c (strength_reduce): Fix error in last change.
3294 2000-10-20 David Edelsohn <edelsohn@gnu.org>
3296 * Makefile.in (SHLIB_NM_FLAGS): New.
3297 (libgcc.mk): Pass it.
3298 * mklibgcc.in (libgcc.map): Use it.
3300 * rs6000/t-aix43 (SHLIB_EXT, SHLIB_LINK, SHLIB_LIBS,
3301 SHLIB_MKMAP, SHLIB_MAPFILES, SHLIB_NM_FLAGS): New.
3303 2000-10-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3305 * mips.h (REG_CLASS_FROM_LETTER): Cast array arg to unsigned char.
3307 * sparc.c (load_pic_register): Delete unused varaible.
3309 * libgcc2.c (__addvsi3): Delete unused variable.
3311 * libgcc2.h (__absvsi2, __absvdi2, __addvsi3, __addvdi3,
3312 __subvsi3, __subvdi3, __mulvsi3, __mulvdi3, __negvsi2,
3313 __negvdi2): Prototype.
3315 * ssa.c (apply_delayed_renames): Avoid undefined operation.
3317 * toplev.c (display_target_options): Make static to match
3318 prototype. Delete empty declaration.
3320 2000-10-20 Tom Tromey <tromey@cygnus.com>
3322 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
3323 * gcc.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
3325 Fri Oct 20 17:05:49 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3327 * expr.c (expand_expr, case SAVE_EXPR): Set RTX_UNCHANGING_P on
3329 (expand_expr_unaligned, case ARRAY_REF): Check that index is
3330 a constant before comparing it; use tree_low_cst.
3331 * tree.c (save_expr): Set TREE_READONLY.
3332 (substitute_expr): Return inside of NON_LVALUE_EXPR.
3333 (build, build1): Set TREE_READONLY if all operands are.
3334 (build_index_type): If upper bound is a negative number, lower
3335 bound is zero and sizetype is unsigned, use upper bound of one and
3338 2000-10-20 David Edelsohn <edelsohn@gnu.org>
3340 * gcc.c (process_command, main): Use "because" instead of
3341 "since" in error messages.
3343 Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3345 * stor-layout.c (compute_record_mode): Use tree_low_cst.
3346 Don't use mode of field for record unless sizes are the same.
3347 (layout_type, case ARRAY_TYPE): Remove special bounds handling
3348 previously added for Ada; also change to using host_integerp
3351 * loop.c (strength_reduce): Show when new register made for
3352 giv is known to be a pointer and its aligment if so and known.
3353 (loop_dump_aux): Show VERBOSE parameter unused.
3355 * gcse.c (set_hash_table_size): Now unsigned.
3356 * sdbout.c (template_name_p): Add "const" to avoid warnings.
3357 (sdbout_record_type_name, plain_type_1, sdbout_symbol): Likewise.
3358 (sdbout_one_type, sdbout_parms, sdbout_reg_parms): Likewise.
3359 (sdbout_end_epilogue): Remove variable NAME.
3360 * system.h (getopt): Add default definition.
3361 * config/alpha/alpha.c (print_operand): Don't continue processing
3362 after issuing error.
3363 (summarize_insn): Avoid use of UL in constant.
3365 * function.c (locate_and_pad_parm): Use host_integerp and tree_low_cst.
3367 * fold-const.c (force_fit_type): Unsigned values can overflow
3368 if they are sizetype.
3369 (int_const_binop): Don't use cache if overflows.
3371 2000-10-20 Richard Henderson <rth@cygnus.com>
3373 * function.c (locate_and_pad_parm): Zero alignment_pad.
3375 * regrename.c (rr_replace_reg): Rewrite to use recog_data to
3376 perform substitutions, and apply_change_group to see if it worked.
3378 Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3380 * dwarf2out.c (add_bound_info): Also ignore COND_EXPR.
3382 * combine.c (struct undo): Change int to unsigned int.
3383 (do_SUBST_INT): Args are unsigned int.
3384 (make_extraction, force_to_mode): Use proper type when forming mask.
3385 (make_field_assignment): Likewise.
3387 2000-10-20 Joseph S. Myers <jsm28@cam.ac.uk>
3389 * c-common.c (check_format_info_recurse): Extract string constant
3390 initializers from non-volatile constant arrays and check them as
3392 * c-typeck.c (decl_constant_value): Don't check pedantic or check
3393 for DECL_MODE (decl) != BLKmode.
3394 (decl_constant_value_for_broken_optimization): New function which
3395 includes these checks.
3396 (default_conversion, convert_for_assignment, digest_init): Use
3397 decl_constant_value_for_broken_optimization instead of
3398 decl_constant_value.
3400 2000-10-20 Mark Mitchell <mark@codesourcery.com>
3402 * tree.h (DECL_ALIGN_UNIT): New macro.
3404 2000-10-14 Marek Michalkiewicz <marekm@linux.org.pl>
3406 * config/avr/avr-protos.h (avr_output_bld): New.
3407 (out_shift_with_cnt): Add t_len argument.
3408 * config/avr/avr.c (avr_num_arg_regs): Remove -mpack-args.
3409 (output_movqi, output_movhi, output_movsisf): Optimize loading
3410 any constant with exactly one bit set to NO_LD_REGS.
3411 (out_shift_with_cnt): Optimize output code for size or speed,
3412 depending on optimize_size. Handle small shift counts as well
3413 (if not hand-optimized in ?sh??i3_out). Shifts can be done
3414 with or without a scratch register, with help of __tmp_reg__
3415 or __zero_reg__ if necessary. Add T_LEN argument to pass the
3416 length of TEMPLATE in words, return total insn length in *LEN.
3417 (ashlqi3_out, ashrqi3_out, lshrqi3_out): Change all calls to
3418 out_shift_with_cnt to work with the above change.
3419 (ashlhi3_out, ashlsi3_out, ashrhi3_out, ashrsi3_out, lshrhi3_out,
3420 lshrsi3_out): Likewise. Optimize more known shift count cases.
3421 Remove cases already well optimized in out_shift_with_cnt.
3422 (avr_output_bld): New function.
3423 * config/avr/avr.h (MASK_PACK_ARGS, TARGET_PACK_ARGS): Remove.
3424 (TARGET_SWITCHES): Remove -mpack-args backward compatibility.
3425 * config/avr/avr.md (*reload_inqi, *reload_inhi, *reload_insi):
3426 Add reload_completed to insn condition - only for peepholes.
3427 (ashlqi3, ashrqi3, lshrqi3): Correct insn length for shift counts
3428 in a register or memory.
3429 (ashlhi3, ashlsi3, ashrhi3, ashrsi3, lshrhi3, lshrsi3): Likewise.
3430 Do not require a scratch register.
3431 (*ashlhi3_const, *ashlsi3_const, *ashrhi3_const, *ashrsi3_const,
3432 *lshrhi3_const, *lshrsi3_const): New insns and matching peepholes.
3433 Optimize shifts by known count using a scratch register, but only
3434 if one is still available after register allocation.
3436 2000-10-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3438 * t-vax: New file. Don't build modules from libgcc1.c.
3440 Fri Oct 20 00:57:00 EDT 2000 John Wehle (john@feith.com)
3442 * alias.c: (mark_constant_function): Don't check pure functions.
3443 Initialize and end alias analysis.
3444 (nonlocal_mentioned_p): Rename from nonlocal_reference_p.
3445 Don't make a special exception for recursion. Handle
3446 UNSPEC_VOLATILE. Don't assume ASM_OPERANDS is non-local
3447 unless it's volatile.
3449 * local-alloc.c (equivalence): New structure.
3450 (reg_equiv): Define.
3451 (contains_replace_regs): Remove array and use
3453 (memref_referenced_p): Likewise.
3454 (no_equiv): Likewise.
3455 (update_equiv_regs): Likewise.
3457 (equiv_init_varies_p,
3458 equiv_init_movable_p): New functions.
3459 (update_equiv_regs): Use them. Use rtx_varies_p
3460 instead of function_invariant_p. Process insns
3461 from end to beginning. Allow a REG_EQUIV insn
3462 within the same loop as a use to be moved, also
3463 allow it to be moved out of a loop. Update
3464 REG_DEAD notes when substituting into an insn.
3466 2000-10-19 Jim Wilson <wilson@cygnus.com>
3468 * c-decl.c (start_decl): Check for error_mark_node type before using
3470 (finish_decl): Likewise. Don't give an error if decl type is
3471 already error_mark_node.
3473 * haifa-sched.c (compute_trg_info): Add explanatory comments.
3474 New local update_blocks. Use update_blocks to remove duplicates
3475 when computing update blocks. Check for bblst_table overflow.
3476 (schedule_block): Add explanatory comment. Reduce bblst_size by
3478 * config/ia64/ia64.md (movdi_symbolic): Document loss of REG_LABEL
3481 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
3483 * libgcc2.c (_mulvsi3): Change variables u and v to a and b.
3485 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
3487 * expmed.c: Minor corrections in comments.
3488 * invoke.texi: Added desciption for the new option -ftrapv.
3490 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
3492 * libgcc2.c: Added the missing #endif.
3494 Thu Oct 19 14:25:11 MET DST 2000 Jan Hubicka <jh@suse.cz>
3496 * i386.h (CONST_OK_FOR_LETTER): Re-add 'N'; document.
3498 2000-10-18 Chandrakala Chavva <cchavva@redhat.com>
3500 * expmed.c (expand_mult): Don't do synth_mult optimization for -ftrapv.
3501 Use smulv_optab for -ftrapv.
3502 (expand_mult_highpart): Use unsigned multiply.
3503 (expand_divmod): Special-case division by -1.
3504 For EXACT_DIV_EXPR, do right shift first, then the multiply.
3505 For complex divide, use abs with unsigned result.
3506 * expr.c (force_operand): Use unsigned multiply.
3507 (expand_expr): Use overflow-trapping optabs for signed types if
3509 If flag_trapv, don't generate a recursive call with EXPAND_SUM
3510 if the type is signed and the original call wasn't EXPAND_SUM or
3512 * expr.h (addv_optab, subv_optab, smulv_optab, sdivv_optab): Declare.
3513 (negv_optab, absv_optab): Declare.
3514 * flags.h (flag_trapv): Declare.
3515 * genopinit.c (optabs): Add entries for addv_optab, subv_optab,
3516 smulv_optab, sdivv_optab, negv_optab and absv_optab.
3517 (gen_insn): Interpret '$P' as requiring an integer mode,
3518 including partial integer modes.
3519 * loop.c (emit_iv_add_mult): Use unsigned expand_mult_add.
3520 (product_cheap_p): Use unsigned expand_mult.
3521 * optabs.c (addv_optab, subv_optab, smulv_optab, sdivv_optab): Define.
3522 (negv_optab, absv_optab): Define.
3523 (expand_binop): Use overflow-trapping optabs for signed types if
3525 Handle negv_optab libe neg_optab.
3526 (expand_abs): Take result_unsignedp argument instead of unsignedp one.
3527 Use overflow-trapping optabs for signed result if flag_trapv.
3528 (expand_complex_abs): Use overflow-trapping optabs for signed types if
3530 Don't open-code complex absolute-value operation for flag_trapv.
3531 (init_optabs): Initialize addv_optab, subv_optab, smulv_optab,
3532 sdivv_optab, negv_optab and absv_optab.
3533 * toplev.c (flag_trapv): Define.
3534 (lang_independent_options f_options): Include flag_trapv.
3535 * tree.h (TYPE_TRAP_SIGNED): Define.
3536 * libgcc2.c (__addvsi3, __addvdi3, __subvsi3,__subvsi3, __subvdi3,
3537 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
3539 * Makefile.in: add _absvsi2 _absvdi2 _addvsi3 _addvdi3 _subvsi3
3540 _subvdi3 _mulvsi3 _mulvdi3 _negvsi2 _negvdi2.
3542 2000-10-18 Geoffrey Keating <geoffk@cygnus.com>
3543 David V. Henkel-Wallace <gumby@cygnus.com>
3545 * config/i386/t-netware: Bring in from the Red Hat tree.
3546 * config/i386/netware.h: Likewise.
3547 * config/netware.h: Likewise.
3548 * config/rs6000/netware.h: Delete.
3549 * configure.in: Add i[34567]86-*-netware.
3550 * configure: Hand-edit to match configure.in change.
3552 2000-10-18 Mark Mitchell <mark@codesourcery.com>
3554 * c-common.h (flag_no_builtin): Declare.
3555 (flag_no_nonansi_builtin): Likewise.
3556 (c_common_nodes_and_builtins): Change prototype.
3557 * c-common.c (flag_no_builtin): New variable.
3558 (flag_no_nonansi_builtin): Likewise.
3559 (c_common_nodes_and_builtins): Remove parameters. Adjust
3561 * c-decl.c (flag_no_builtin): Remove.
3562 (flag_no_nonansi_builtin): Likewise.
3563 (init_decl_processing): Adjust call to
3564 c_common_nodes_and_builtins.
3566 2000-10-18 Marc Espie <espie@openbsd.org>
3568 * tm.texi (LIBGCC_SPEC): Synch with reality.
3570 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
3572 * c-common.c (check_format_types): Check for writing through a
3573 NULL pointer argument.
3575 2000-10-18 Hans-Peter Nilsson <hp@axis.com>
3577 * tm.texi (Exception Region Output): Document
3578 DWARF_CIE_DATA_ALIGNMENT.
3579 * dwarf2out.c (DWARF_CIE_DATA_ALIGNMENT): Wrap definition in
3581 [ENABLE_CHECKING] (reg_save): Abort if offset is not a multiple of
3582 DWARF_CIE_DATA_ALIGNMENT.
3584 2000-10-18 Michael Hayes <mhayes@cygnus.com>
3586 * basic-block.h (struct loop): Delete fields pre_header_root
3587 and pre_header_trace and replace with pre_header_edges
3588 and num_pre_header_edges.
3589 * flow.c (flow_loop_dump): Dump pre_header_edges.
3590 (flow_loops_free): Free pre_header_edges.
3591 (flow_loop_pre_header_scan): Calculate pre_header_edges.
3593 2000-10-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3595 * contrib.texi: Update references to steering committee members
3596 and Jeff Law's entry.
3598 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
3600 * c-common.c (CPLUSPLUS_STD_VER, C_STD_VER, C_STD_NAME): Define.
3601 (maybe_read_dollar_number, check_format_info_main): Use them for
3602 pedantic warning messages.
3604 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
3606 * c-common.c (check_format_info_main): Minor cleanup: move
3607 variables into inner scopes; initialize declarations where
3608 appropriate; don't hardcode "scanf" name on warning for zero
3611 2000-10-17 Mark Mitchell <mark@codesourcery.com>
3613 * c-common.c (back_end_hook): New variable.
3614 * c-common.h (back_end_hook): Declare it.
3615 * c-lang.c (finish_file): Use it.
3617 * emit-rtl.c (init_emit_once): Initialize the const_int_htab
3620 2000-10-18 Jan Hubicka <jh@suse.cz>
3622 * i386.c (ix86_comparison_operator, put_condition_code,
3623 ix86_match_ccmode, ix86_cc_mode): Handle CCRCmode.
3624 (ix86_expand_strlensi_unroll_1): Use CCRCmode.
3625 * i386.h (EXTRA_CC_MODES): Add CCRCmode.
3626 * i386.md (adddi and negdi splitter): Use CCRCmode.
3627 (add?i_3, add?i_4, add?i_5): Use CCRCmode; swap operands
3628 (subsi3_carry): add '*'
3629 (addsi3_carry_rc, subsi3_carry_rc, x86_movsicc_0_m1_rc): New.
3630 (cmp to add peep2): Use CCRCmode; swap operands.
3632 2000-10-18 Kazu Hirata <kazu@hxi.com>
3634 * h8300.c: Fix a comment typo.
3635 (round_frame_size): New.
3636 (compute_saved_regs): Likewise.
3639 (push_order): Remove.
3640 (pop_order): Likewise.
3641 (function_prologue): Rearrange code for readability.
3642 (function_epilogue): Likewise.
3644 * config/h8300/h8300.md: Remove an unnecessary sign_extend
3645 expander that is used when not optimizing. Output a tab after
3646 each assembly insns.
3648 * reorg.c: Fix formatting.
3650 2000-10-17 Joern Rennecke <amylaar@redhat.co.uk>
3652 * reload1.c (move2add_note_store): Check for simple
3653 auto-inc in destination.
3655 2000-10-17 Michael Chastain <chastain@redhat.com>
3657 * config/i386/i386-aout.h: define INT_ASM_OP.
3659 Tue Oct 17 20:11:08 2000 Alan Modra <alan@linuxcare.com.au>
3661 * pa.c (print_operand): Handle case 'c' for .vtable_inherit
3663 Tue Oct 17 20:05:51 2000 Martin Buchholz <martin@xemacs.org>
3665 * i370.md: Fix spelling typo.
3667 2000-10-17 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3669 * function.c (locate_and_pad_parm): Don't align stack unconditionally.
3670 Fixes execute/20001017-1.c on powerpc-linux-gnu.
3672 * expr.c (store_constructor): Apply MEM_ALIAS_SET to MEMs only.
3673 * rs6000/rs6000.c (rs6000_hash_constant): Use X0INT to access a
3676 * rs6000/rs6000.h (NO_DOLLAR_IN_LABEL, DOLLARS_IN_IDENTIFIERS,
3677 ENCODE_SECTION_INFO, ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Move from
3679 * rs6000/aix.h: ...to here.
3680 * rs6000/linux.h (ASM_APP_ON, ASM_APP_OFF): Define to Linux-style.
3682 2000-10-17 Jakub Jelinek <jakub@redhat.com>
3684 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Reload gp if needed.
3686 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Always use call, make
3687 sure linker can relax even the delay slot mov %g1,%o7, fix output
3690 2000-10-17 Kazu Hirata <kazu@hxi.com>
3692 * config/h8300/h8300.md: Remove an unnecessary zero_extend
3693 expander that is used when not optimizing. Output a tab after
3694 each assembly insns.
3696 2000-10-17 Chandrakala Chavva <cchavva@redhat.com>
3698 * gcc.c: New options --target-help.
3699 (process_command): Added code to parse this new option.
3700 * toplev.c (display_target_options): New function to support the
3702 * cppinit.c (new_pending_directive) : New option OPT_target__help.
3703 (cpp_handle_option): Support this new option.
3704 * invoke.texi: Added notes about --target-help option.
3706 2000-10-17 Graham Stott <grahams@redhat.com>
3708 * config/i386/i386.md (testqi_1): Add missing operand prefix
3710 * config/i386/i386-protos.h: Add missing prototype.
3712 2000-10-17 Diego Novillo <dnovillo@cygnus.com>
3714 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Symbol
3715 _GLOBAL_OFFSET_TABLE should not have a $ prefix when
3716 using -mintel-syntax.
3718 2000-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
3720 * c-common.c (FMT_FLAG_DOLLAR_MULTIPLE): Define.
3721 (format_types): Use it for printf.
3722 (maybe_read_dollar_number): Add parameter for the kind of format
3723 involved. Warn for multiple use for arguments if this is
3724 inappropriate for the kind of format involved.
3725 (check_format_info_main): Update calls to maybe_read_dollar_number.
3727 2000-10-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3729 * inclhack.def (hpux_maxint): Also apply fix to values.h.
3730 * fixincl.x: Rebuilt.
3732 2000-10-17 Alexandre Oliva <aoliva@redhat.com>
3734 * genrecog.c (write_switch): Return the first condition that needs a
3737 2000-10-17 Bernd Schmidt <bernds@redhat.co.uk>
3739 * c-tree.h (warn_sequence_point): Move declaration to...
3740 * c-common.h (warn_sequence_point): ... here.
3741 * c-decl.c (warn_sequence_point): Move definition to...
3742 * c-common.c (warn_sequence_point): ... here.
3743 (struct reverse_tree): New.
3744 (reverse_list, reverse_max_depth): New static variables.
3745 (build_reverse_tree, common_ancestor, modify_ok
3746 verify_sequence_points): New functions.
3747 (c_expand_expr_stmt): Call verify_sequence_points if -Wsequence-point.
3748 * c-typeck.c (check_modify_expr): Delete.
3749 (build_modify_expr): Don't call it.
3751 2000-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
3753 * c-common.h (warn_missing_format_attribute): New variable.
3754 * c-decl.c (warn_missing_format_attribute): New variable.
3755 (c_decode_option): Decode -Wmissing-format-attribute and
3756 -Wno-missing-format-attribute.
3757 * c-common.c (check_function_format): If
3758 -Wmissing-format-attribute, give a warning where a vprintf or
3759 vscanf function is called by a function without its own printf or
3761 * toplev.c (documented_lang_options): Add
3762 -Wmissing-format-attribute.
3763 * invoke.texi: Document -Wmissing-format-attribute.
3765 2000-10-17 Marc Espie <espie@openbsd.org>
3767 * invoke.texi (-shared): Insist on requiring code generation flags
3768 to be used along with -shared, and document the subtle failure that
3769 may occur otherwise.
3771 2000-10-16 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3773 * pa.md (return_internal): Move `use' after `return'.
3775 2000-10-16 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
3777 * machmode.def: Correct comment.
3779 2000-10-16 Rodney Brown <RodneyBrown@mynd.com>
3781 * print-rtl.c (print_rtx_head): Constify.
3782 * rtl.h (print_rtx_head): Similarly.
3784 * config/pa/pa/pa-protos.h (output_64bit_and, output_64bit_ior):
3785 Constify char * return value.
3787 (output_64bit_and, output_64bit_ior): Constify char * return value.
3788 (pa_can_combine_p): Make static.
3789 (function_arg): Decorate unused `named' argument. Fix comment typo.
3790 (function_arg_partial_nregs): Decorate unused `named' argument.
3792 2000-10-16 Joseph S. Myers <jsm28@cam.ac.uk>
3794 * c-common.c (format_check_results): New structure.
3795 (finish_dollar_format_checking): Adjust to take a
3796 format_check_results * parameter.
3797 (check_format_info, check_format_info_recurse,
3798 check_format_info_main): Split check_format_info into three
3799 functions, the main checking going in check_format_info_main.
3800 Recurse when any reduction of the format string argument towards a
3801 string literal is done; go down both branches of a conditional
3802 expression. Don't warn for extra format arguments or empty format
3803 strings if they only occur in some branches of a conditional
3806 2000-10-16 Kazu Hirata <kazu@hxi.com>
3808 * config/h8300/h8300.c: Remove obstack. Include ggc.h.
3810 2000-10-16 Jakub Jelinek <jakub@redhat.com>
3812 * rtlanal.c (may_trap_p): Check operand modes of COMPARE.
3814 2000-10-15 Diego Novillo <dnovillo@cygnus.com>
3816 * i386.md (*movsi_or): Switch operand order for intel syntax.
3818 2000-10-14 Joseph S. Myers <jsm28@cam.ac.uk>
3822 * gcc.texi (Contributing): Update.
3824 2000-10-13 Diego Novillo <dnovillo@cygnus.com>
3826 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Output final jump using
3827 appropriate assembler dialect.
3829 2000-10-13 Alexandre Oliva <aoliva@redhat.com>
3831 * c-common.c (c_expand_builtin): PARAMS-ize prototype.
3833 2000-10-12 Marek Michalkiewicz <marekm@linux.org.pl>
3835 * config/avr/avr.c (output_movhi, output_movsisf): Fix loading
3836 constants 1 and 2 to NO_LD_REGS.
3838 2000-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3840 * Makefile.in (c-parse.c, tradcif.c): Create atomically.
3842 * objc/Make-lang.in (objc-parse.c): Likewise.
3844 2000-10-13 Richard Earnshaw <rearnsha@arm.com>
3846 * arm.c: Include obstack.h
3847 (minipool_obstack, minipool_startobj): Define.
3848 (arm_add_gc_roots): Initialize them.
3849 (create_fix_barrier): Use our new obstack.
3850 (push_minipool_barrier, push_minipool_fix): Likewise.
3851 (arm_reorg): Release obstack memory.
3853 2000-10-13 Jakub Jelinek <jakub@redhat.com>
3855 * config/sparc/sparc.md (nonlocal_goto_receiver): Remove.
3856 (prologue, exception_receiver, builtin_setjmp_receiver): New
3858 * config/sparc/sparc.h (FINALIZE_PIC): Remove.
3859 * config/sparc/sparc-protos.h (finalize_pic): Remove.
3860 (load_pic_register): New prototype.
3861 * config/sparc/sparc.c (pic_setup_code): Remove.
3862 (finalize_pic): Rename to...
3863 (load_pic_register): ...this function.
3864 Don't look for nonlocal_goto_receivers and emit pic setup code
3865 directly. Don't check current_function_uses_pic_offset_table.
3867 2000-10-13 Richard Earnshaw <rearnsha@arm.com>
3869 * tree.h (struct obstack): Declare.
3871 2000-10-12 Mark Mitchell <mark@codesourcery.com>
3874 * Makefile.in (ggc-callbacks.o): Remove target.
3875 (flow.o): Depend on GGC_H.
3876 * alias.c (init_alias_analysis):
3877 Remove ggc_p conditionals.
3878 (end_alias_analysis): Likewise.
3879 * basic-block.h (init_flow): New function.
3880 (allocate_reg_life_data): Declare.
3881 * bb-reorder.c (function_obstack): Replace with ...
3882 (flow_obstack): ... new variable.
3883 (fixup_reorder_chain): Use it.
3884 * c-decl.c (ggc_p): Remove.
3885 (caller-save.c): Don't call oballoc/obfree.
3887 undobuf): Remove storage.
3888 (try_combine): Don't call oballoc.
3889 (undo_all): Don't call obfree.
3890 * cse.c (insert): Use xmalloc, not
3892 (cse_main): Adjust accordingly.
3893 * dwarf2out.c (save_rtx): Remove
3895 (dwarf2out_init): Remove ggc_p conditionals.
3896 * emit-rtl.c (rtl_obstack): Remove.
3897 (gen_rtx_CONST_INT): Remove ggc_p conditionals.
3898 (make_insn_raw): Likewise.
3899 (emit_insn_before): Likewise.
3900 (emit_insn_after): Likewise.
3901 (emit_insn): Likewise.
3902 (gen_sequence): Likewise.
3903 (copy_insn_1): Remove handling of `b' RTL components.
3904 (init_emit_once): Remove ggc_p conditionals.
3905 * except.c (create_rethrow_ref): Don't fool with obstacks.
3906 (add_partial_entry): Likewise.
3907 (call_get_eh_context): Likewise.
3908 (begin_protect_partials): Likewise.
3909 (protect_with_terminate): Likewise.
3911 (plus_constant_wide): Likewise.
3912 * expr.c (init_expr_once):
3914 (emit_block_move): Likewise.
3915 (clear_storage): Likewise.
3916 (expand_expr): Likewise.
3917 * flow.c (function_obstack): Remove.
3918 (flow_obstack): New variable.
3919 (flow_firstobj): Likewise.
3920 (create_base_block): Use the flow_obstack.
3921 (split_block): Likewise.
3922 (split_edge): Likewise.
3923 (calculate_global_regs_live): Likewise.
3924 (allocate_bb_life_data): Make it static. Likewiwse.
3925 (init_flow): New function.
3926 (size_int_type_wide): Remove ggc_p conditionals.
3928 (push_function_context_to): Don't call save_tree_status.
3929 (pop_function_context_from): Or restore_tree_status.
3930 (assign_stack_local_1): Don't call push_obstacks.
3931 (find_fixup_replacement): Use xmalloc.
3932 (fixup_var_refs_insns): Free the storage.
3933 (insns_for_mem_walk): Don't mess with obstacks.
3934 (instantiate_decls): Likewise.
3935 (trampoline_address): Likewise.
3936 (expand_function_end): Likewise.
3937 * function.h (sturct function):
3938 Remove obstack-related variables.
3939 (save_tree_status): Don't declare.
3940 (restore_tree_status): Likewise.
3941 * gcse.c (compute_can_copy):
3942 Don't call oballoc/obfree.
3943 * genattrtab.c (operate_exp): Remove
3945 (simplify_cond): Likewise.
3946 (simplify_test_exp): Don't mess with obstacks.
3947 (optimize_attrs): Likewise.
3948 * gengenrtl.c (gendef): Don't include
3950 * ggc-callbacks.c (ggc_p): Remove.
3951 * ggc-none.c (ggc_p): Remove.
3952 * ggc.h (ggc_p): Don't declare.
3953 * integrate.c (save_for_inline): Don't mess with obstacks.
3954 (integrate_decl_tree): Likewise.
3955 (output_inline_function): Likewise.
3957 (init_EXPR_INSN_LIST_cache): Likewise.
3958 * loop.c (temp_obstack):
3960 (rtl_obstack): Likewise.
3961 (init_loop): Don't mess with obstacks.
3962 (reg_address_cost): Free BIVs and GIVs.
3963 (check_insns_for_bivs): Use xmalloc, not oballoc.
3964 (find_mem_givs): Likewise.
3965 (record_biv): Likewise.
3966 (general_induction_var): Likewise.
3967 (product_cheap_p): Likewse.
3968 * optabs.c (init_one_libfunc): Remove
3970 * print-tree.c (debug_tree): Don't use
3972 (print_node): Likewise.
3973 * profile.c (output_func_start_profiler):
3974 Remove call to temporary_allocation.
3976 (eliminate_regs_in_insn): Don't mess with obstacks.
3978 (mark_target_live_regs): Use xmalloc.
3979 (free_resource_info): Free the memory.
3980 * rtl.c (rtl_obstack):
3982 (rtvec_alloc): Don't mess with obstacks.
3983 (rtx_alloc): Likewise.
3985 (copy_rtx): Don't handle `b' cases.
3986 (read_rtx): Use a local rtl_obstack.
3987 * rtl.h (oballoc): Remove.
3989 (pop_obstacks): Likewise.
3990 (push_obstacks): Likewise.
3991 (allocate_bb_life_data): Likewise.
3992 (allocate_reg_life_data): Likewise.
3993 (rtx_free): Likewise.
3994 * sdbout.c (sdbout_queue_anonymous_type):
3995 Use tree_cons, not saveable_tree_cons.
3997 (cselib_init): Don't mess with obstacks.
3999 (mark_block_nesting): Mark the label_chain.
4000 (epxand_label): Use ggc_alloc, not oballoc.
4001 (clear_last_expr): Don't mess with obstacks.
4002 (expand_decl_cleanup): Likewise.
4003 (expand_dcc_cleanup): Likewise.
4004 (expand_dhc_cleanup): Likewise.
4005 (expand_anon_union_decl): Likewise.
4006 (add_case_node): Use xmalloc, not oballoc.
4007 (free_case_nodes): New function.
4008 (expand_end_case): Call it.
4009 * stor-layout.c (layout_type): Don't
4011 (layout_type): Likewise.
4012 * toplev.c (wrapup_global_declarations):
4014 (compile_file): Remove ggc_p conditionals.
4015 (rest_of_compilation): Call init_flow. Remove ggc_p conditionals.
4016 (decode_f_option): Remove ggc_p conditionals.
4018 (function_maybepermanent_obstack): Remove.
4019 (maybepermanent_obstack): Likewise.
4020 (function_obstack): Likewise.
4021 (tmeporary_obstack): Likewise.
4022 (momentary_obstack): Likewise.
4023 (temp_decl_obstack): Likewise.
4024 (saveable_obstack): Likewise.
4025 (rtl_obstack): Likewise.
4026 (current_obstack): Likewise.
4027 (expression_obstack): Likewise.
4028 (struct obstack_stack): Likewise.
4029 (obstack_stack): Likewise.
4030 (obstack_stack_obstack): Likewise.
4031 (maybepermanent_firstobj): Likewise.
4032 (temporary_firstobj): Likewise.
4033 (momentary_firstobj): Likewise.
4034 (temp_decl_firstobj): Likewise.
4035 (momentary_function_firstobj): Likewise.
4036 (all_types_permanent): Likewise.
4037 (struct momentary_level): Likewise.
4038 (momentary_stack): Likewise.
4039 (init_obstacks): Remove initialization of removed obstacks.
4040 (save_tree_status): Remove.
4041 (restore_tree_status): Likewise.
4042 (temporary_allocation): Liekwise.
4043 (end_temporary_allocation): Liekwise.
4044 (resume_temporary_allocation): Likewise.
4045 (saveable_allocation): Likewise.
4046 (push_obstacks): Likewise.
4047 (push_obstacks_nochange): Likewise.
4048 (pop_obstacks): Likewise.
4049 (allocation_temporary_p): Likewise.
4050 (permanent_allocation): Likewise.
4051 (preserve_data): Likewise.
4052 (preserve_initializer): Likewise.
4053 (rtl_in_current_obstack): Likewise.
4054 (rtl_in_saveable_obstack): Likewise.
4055 (oballoc): Likewise.
4057 (savealloc): Likewise.
4058 (expralloc): Likewise.
4059 (print_obstack_name): Likewise.
4060 (debug_obstack): Likewise.
4061 (object_permanent_p): Likewise.
4062 (push_momentary): Likewise.
4063 (perserve_momentary): Likewise.
4064 (clear_momentary): Likewise.
4065 (pop_momentary): Likewise.
4066 (pop_momentary_nofree): Likewise.
4067 (suspend_momentary): Likewise.
4068 (resume_momentary): Likewise.
4069 (make_node): Don't set TREE_PERMANENT.
4070 (copy_node): Remove ggc_p conditionals. Don't set TYPE_OBSTACK.
4071 Don't set TREE_PERMANENT.
4072 (get_identifier): Remove ggc_p conditionals.
4073 (build_string): Likewise.
4074 (make_tree_vec): Likewise.
4075 (build_decl_list): Remove.
4076 (build_expr_list): Likewise.
4077 (tree_cons): Remove ggc_p conditionals.
4078 (decl_tree_cons): Remove.
4079 (expr_tree_cons): Likewise.
4080 (perm_tree_cons): Likewise.
4081 (temp_tree_cons): Likewise.
4082 (saveable_tree_cons): Likewise.
4083 (build1): Remove ggc_p conditionals.
4084 (build_parse_node): Likewise.
4085 (build_type_attribute_variant): Don't mess with obstacks.
4086 (build_type_copy): Likewise.
4087 (type_hash_canon): Likewise.
4088 (build_pointer_type): Likewise.
4089 (build_reference_type): Likewise.
4090 (build_index_type): Likewise.
4091 (build_range_type): Likewise.
4092 (dump_tree_statistics): Don't print obstack information.
4094 (struct tree_common): Remove permanent_flag.
4095 (TREE_PERMANENT): Remove.
4096 (TREE_SET_PERMANENT): Likewise.
4097 (TYPE_OBSTACK): Likewise.
4098 (struct tree_type): Remove obstack.
4100 (savealloc): Likewise.
4101 (build_decl_list): Likewise.
4102 (build_expr_list): Likewise.
4103 (perm_tree_cons): Likewise.
4104 (temp_tree_cons): Likewise.
4105 (saveable_tree_cons): Likewise.
4106 (decl_tree_cons): Likewise.
4107 (expr_tree_cons): Likewise.
4108 (suspend_momentary): Likewise.
4109 (allocation_temporary_p): Likewise.
4110 (resume_momentary): Likewise.
4111 (push_obstacks_nochange): Likewise.
4112 (permanent_allocation): Likewise.
4113 (push_momentary): Likewise.
4114 (clear_momentary): Likewise.
4115 (pop_momentary): Likewise.
4116 (end_temporary_allocation): Likewise.
4117 (pop_obstacks): Likewise.
4118 (push_obstacks): Likewise.
4119 (pop_momentary_nofree): LIkewise.
4120 (preserve_momentary): Likewise.
4121 (saveable_allocation): Likewise.
4122 (temporary_allocation): Likewise.
4123 (resume_temporary_allocation): Likewise.
4124 (perserve_initializer): Likewise.
4125 (debug_obstack): Likewise.
4126 (rtl_in_current_obstack): Likewise.
4127 (rtl_in_saveable_obstack): Likewise.
4129 * varasm.c (current_obstack): Remove.
4130 (saveable_obstack): Remove.
4131 (rtl_obstack): Remove.
4132 (immed_double_const): Don't mess with obstacks.
4133 (immed_real_cons): Likewise.
4134 (output_constant_def): Likewise.
4135 (init_varasm_status): Use xcalloc.
4136 (mark_pool_constant): Mark the pool constant itself.
4137 (free_varasm_status): Free memory.
4138 (decode_rtx_const): Call bzero directly, rather than expanding it
4140 (record_rtx_const): Don't mess with obstacks.
4141 (force_const_mem): Likewise.
4142 * config/arm/arm.c (arm_encode_call_attribute): Remove ggc_p
4144 (aof_pic_entry): Likewise.
4145 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
4146 * config/m32r/m32r.c (m32r_encode_section_info): Likewise.
4147 * config/pa/pa.c (saveable_obstack): Remove.
4148 (rtl_obstack): Likewise.
4149 (current_obstack): Likewise.
4150 (output_call): Don't mess with obstacks.
4151 (hppa_encode_label): Remove ggc_p conditionals.
4152 * config/romp/romp.c (get_symref): Don't mess with obstacks.
4153 * config/rs6000/rs6000.c (output_toc): Remove ggc_p conditional.
4154 (rs6000_encode_section_info): Likewise.
4155 * config/sh/sh.c (get_fpscr_rtx): Likewise.
4157 Thu Oct 12 16:02:31 MET DST 2000 Jan Hubicka <jh@suse.cz>
4159 * i386.md (adddi3, subdi3 splitters): Update for new pattern.
4160 (addsi3_cc, addqi3_cc, subsi3_cc): Remove
4161 (addsi3_carry): Canonicalize.
4162 (addqi_5): Remove '*'.
4163 (sbb pattern): Canonicalize.
4165 * i386.md (cmp to inc/add peep2): New.
4167 2000-10-12 Richard Earnshaw <rearnsha@arm.com>
4169 * bb-reorder.c (reorder_basic_blocks): Allocate an aux block for
4172 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
4174 * gcc.texi: Merge in contents of README.TRAD and TESTS.FLUNK.
4175 * README.TRAD, TESTS.FLUNK: Remove.
4177 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
4179 * c-common.c (decl_attributes): Don't allow strftime formats with
4180 first_arg_num nonzero.
4181 (check_format_info): Set wanted_type and wanted_type_name to zero
4182 before they are possibly assigned and used.
4184 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
4186 * c-common.c (scanf_flag_specs): Add flags ' and I.
4187 (strftime_flag_pairs): Disallow any pair of the _, - and 0 flags,
4188 or the ^ and # flags together.
4189 (scan_char_table): Handle the ' and I flags.
4190 (format_types): Add ' and I flags for scanf.
4192 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
4194 * c-common.c (print_char_table): Use the unpromoted type for
4195 lengths "h" and "hh" with conversions dioxXu.
4196 (check_format_types): Apply the default argument promotions where
4197 the wanted type is not a pointer target.
4199 2000-10-11 Michael Meeks <mmeeks@gnu.org>
4200 Joseph S. Myers <jsm28@cam.ac.uk>
4202 * c-typeck.c (check_modify_expr): New function.
4203 (build_modify_expr): Call it if warn_sequence_point.
4204 * c-decl.c (warn_sequence_point): New variable.
4205 (c_decode_option): Handle -Wsequence-point and
4206 -Wno-sequence-point. Enable -Wsequence-point as part of -Wall.
4207 * c-tree.h (warn_sequence_point): Declare.
4208 * invoke.texi (-Wsequence-point): Document.
4209 * toplev.c (documented_lang_options): Add -Wsequence-point and
4210 -Wno-sequence-point.
4211 Original work by Michael Meeks, 16 Jun 1998.
4213 Wed Oct 11 06:15:41 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4215 * tree.c (get_narrower): Don't look at precision of field if
4218 Tue Oct 10 23:14:33 2000 Denis Chertykov <denisc@overta.ru>
4220 * config/avr/avr.c (valid_machine_decl_attribute): Allow `extern'
4221 declaration for data with "progmem" attribute.
4223 2000-10-09 Marek Michalkiewicz <marekm@linux.org.pl>
4225 * config/avr/avr.c (out_shift_with_cnt): Use AS2 macro.
4226 Correct insn length if shift count is a memory operand.
4227 * config/avr/avr.md: New define_peephole2 to use *reload_inqi.
4228 (*iorhi3_clobber): Change lo8 to hi8.
4229 (zero_extendhisi2): Change %B0 to %A1.
4230 (ashlhi3, ashrhi3): Correct insn length.
4231 (andhi3, abssf2, extendqisi2, extendhisi2): Change "cc"
4232 from "clobber" to "set_n" in some alternatives.
4234 2000-10-10 Jakub Jelinek <jakub@redhat.com>
4236 * reload1.c (calculate_needs_all_insns): If deleting an instruction,
4237 remove its insn_chain structure as well.
4239 2000-10-09 J. David Anglin <dave@hiauly1.hia.nrc.ca>
4241 * dbxout.c (dbxout_source_line): Remove extra tab.
4243 2000-10-09 Hans-Peter Nilsson <hp@bitrange.com>
4245 * config/elfos.h (UNIQUE_SECTION): Apply STRIP_NAME_ENCODING on name.
4247 2000-10-09 Richard Henderson <rth@cygnus.com>
4249 * Makefile.in (LANG_LIB2FUNCS): Remove.
4250 (LIB2FUNCS): Remove _pure.
4251 (LIB2ADD): Remove LANG_LIB2FUNCS.
4252 (stage_a): Don't set LANG_LIB2FUNCS.
4253 * libgcc2.c (__terminate): Mark noreturn.
4254 (__pure_virtual): Remove.
4255 * mklibgcc.in: Remove LIB2ADD .txt processing.
4257 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
4259 * arm.md (push_multi): Revert unintended change.
4261 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
4263 * arm.c: Miscellaneous white space and comment clean-ups. No
4267 2000-10-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4269 * c-common.c (c_expand_builtin_printf): Set the TREE_TYPE of a new
4270 STRING_CST by calling combine_strings.
4272 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
4274 * arm.c (thumb_expand_movstrqi): Rewrite to support SSA form.
4275 (thumb_output_move_mem_multiple): Support new insn format.
4276 * arm.md (movmem12b): Use SSA compatible format.
4277 (movmem8b): Likewise.
4279 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
4281 * arm.md (predicable): New attribute, default to "no".
4282 (all patterns): Mark as predicable if appropriate.
4283 (conditional execution splits): Split using predication format.
4284 (define_cond_exec): Define.
4285 * arm.c (arm_print_operand): handle insn predicate.
4287 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4289 * README.NS32K: Remove file.
4291 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4293 * README-bugs: Remove file.
4295 2000-10-08 Philipp Thomas <pthomas@suse.de>
4296 * aclocal.m4 (AM_GNU_GETTEXT): Fix non portable use of == operator
4298 * configure: Rebuilt.
4300 2000-10-08 Philipp Thomas <pthomas@suse.de>
4301 * aclocal.m4 (AM_WITH_NLS): When not using included gettext,
4302 disable catalog building if no suitable program was found.
4303 Move warning message from here
4304 (AM_GNU_GETTEXT): To here.
4305 * configure: Rebuilt.
4307 2000-10-08 Philipp Thomas <pthomas@suse.de>
4308 * aclocal.m4 (GCC_PATH_PROG): New. Like AC_PATH_PROG but uses
4309 different cache variables.
4310 (GCC_PATH_PROG_WITH_TEST): New. Like AM_PATH_PROG_WITH_TEST but
4311 uses different cache variables.
4312 (AM_WITH_NLS): Use GCC_PATH_PROG and GCC_PATH_PROG_WITH_TEST.
4313 * configure: Regenerated.
4315 2000-10-08 Richard Henderson <rth@cygnus.com>
4317 * Makefile.in (libgcc.mk): Pass SHLIB_EXT, not SHLIB_LIBS.
4318 * configure.in (sparc*-*-solaris*): Use t-slibgcc{,-sld}.
4319 * mklibgcc.in: Consider SHLIB_LINK the entire shlib build command.
4322 * config/t-linux (SHLIB_EXT): New.
4323 (SHLIB_LINK): Use the entire build command, with substitutions.
4324 (SHLIB_LIBS): Remove.
4325 * config/alpha/t-osf4: Likewise.
4326 * config/mips/t-iris6: Likewise.
4327 * config/sparc/t-sol2: Likewise, but move shlib stuff...
4328 * config/sparc/t-slibgcc-sld: ...here.
4329 * config/sparc/t-slibgcc: New file.
4331 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
4333 * tm.texi (INTMAX_TYPE, UINTMAX_TYPE): Define.
4334 * c-common.h (enum c_tree_index): Add CTI_INTMAX_TYPE and
4336 (intmax_type_node, uintmax_type_node): Define.
4337 * c-common.c (decl_attributes): If pedantic, warn if `mode'
4338 attributes create a type wider than intmax_t.
4339 (T_IM, T_UIM): Define properly.
4340 * c-decl.c (INTMAX_TYPE, UINTMAX_TYPE): Define if not already
4342 (init_decl_processing): Initialize intmax_type_node and
4344 * c-lex.c (lex_number): When pedantic and warning for integer
4345 constants that are too large, in C99 mode warn for those that have
4346 a type wider than long long.
4348 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
4350 * c-common.c (FMT_FLAG_ARG_CONVERT, FMT_FLAG_SCANF_A_KLUDGE,
4351 FMT_FLAG_FANCY_PERCENT_OK): Define.
4352 (format_char_info): Add flag "4" to comment.
4353 (format_flag_spec, format_flag_pair): New structures.
4354 (format_kind_info): Add additional fields to control format
4356 (printf_flag_specs, printf_flag_pairs, scanf_flag_specs,
4357 scanf_flag_pairs, strftime_flag_specs, strftime_flag_pairs): New
4359 (time_char_table): Use "4" flag to handle %Ey.
4360 (format_types): Add entries for new fields.
4361 (get_flag_spec): New function.
4362 (check_format_info): Increase size of flag_chars[] to 256.
4363 Control format checking using the new fields of a format_kind_info
4364 and the new tables; remove all conditionals on printf_format_type,
4365 scanf_format_type or strftime_format_type. Handle all details of
4366 bad combinations of flags (including width, precision and strftime
4367 modifiers) through data rather than ad hoc code. Handle all
4368 details of standard versions in which flags appeared through
4369 data. Use the "4" flag.
4371 2000-10-07 Will Cohen <wcohen@redhat.com>, Kazu Hirata <kazu@hxi.com>
4373 * config/h8300/h8300.md: Remove the memory alternative and correct
4374 the insn lengths in the templates for sign extention and zero
4377 2000-10-07 Richard Henderson <rth@cygnus.com>
4379 * calls.c (expand_call): Disallow sibcalls to noreturn functions.
4380 * flow.c (make_edges): Revert last change.
4382 * config/alpha/alpha.h (FUNCTION_OK_FOR_SIBCALL): Don't test
4384 * config/pa/pa.h (FUNCTION_OK_FOR_SIBCALL): Likewise.
4386 2000-10-06 David O'Brien <obrien@dragon.nuxi.com>
4388 * config/alpha/elf.h: Standardize the formatting.
4390 2000-10-06 David O'Brien <obrien@FreeBSD.org>
4392 * config/alpha/elf.h: Protect the ASM_OUTPUT_IDENT definition with an
4395 2000-10-06 Richard Henderson <rth@cygnus.com>
4397 * function.c (diddle_return_value): Examine
4398 current_function_return_rtx instead of the DECL_RESULT.
4399 (expand_function_end): Handle reloading DECL_RESULT from memory
4400 into a hard register. Query promote_mode for sign of mismatched
4403 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
4405 * haifa-sched.c (schedule_insns): Fix typo in freeing
4406 forward_dependency_cache.
4408 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
4410 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): Add
4411 `TARGET_SH2' as a condition.
4413 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
4415 * haifa-sched.c (anti_dependency_cache, output_dependency_cache,
4416 forward_dependency_cache): New variables.
4417 (add_dependence, remove_dependence): Use anti_dependency_cache and
4418 output_dependency_cache.
4419 (compute_block_forward_dependences): Use forward_dependency_cache.
4420 (schedule_insns): Allocate and free memory for anti/output/forward
4421 dependencies caches.
4423 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
4425 * config/sh/sh.md (call, call_value): Use `TARGET_SH2' instead of
4426 `! TARGET_SH1'. Reindent.
4428 2000-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4430 * builtins.c (is_valid_printf_arglist, expand_builtin_printf):
4431 Move functions from here ...
4433 * c-common.c (is_valid_printf_arglist, c_expand_builtin_printf):
4435 (c_expand_builtin): New function.
4436 (init_function_format_info): Don't set `check_function_format_ptr'.
4437 (c_common_nodes_and_builtins): Set built_in_class type for
4438 printf/__builtin_printf to BUILT_IN_FRONTEND.
4439 (c_expand_expr): Handle CALL_EXPRs that are front-end builtins.
4441 * c-common.h (build_function_call): Declare.
4443 * expr.c (expand_expr): Pass builtins with class BUILT_IN_FRONTEND
4444 to `lang_expand_expr' rather than `expand_builtin'.
4446 * tree.c (check_function_format_ptr): Delete.
4448 * tree.h (check_function_format_ptr): Likewise.
4450 2000-10-06 Hans-Peter Nilsson <hp@bitrange.com>
4452 * dwarf2out.c (build_cfa_loc): Correct to use DW_OP_regx or
4453 DW_OP_bregx when cfa->reg > 31.
4455 * frame-dwarf2.c (decode_stack_op) [case DW_OP_regx]: Add missing
4458 2000-10-05 Richard Henderson <rth@cygnus.com>
4460 * c-decl.c (warn_missing_noreturn): Remove.
4461 (c_expand_body): Don't set or check can_reach_end.
4462 * c-tree.h (warn_missing_noreturn): Move ...
4463 * flags.h: ... here.
4464 (can_reach_end): Remove.
4465 * flow.c (check_function_return_warnings): New.
4466 (make_edges): No edge to exit for noreturn sibcalls.
4467 * function.c (expand_function_end): Save the return value
4468 clobber instruction.
4469 (mark_function_status): Mark it.
4470 * function.h (struct function): Add x_clobber_return_insn.
4471 * jump.c (can_reach_end): Remove.
4472 (calculate_can_reach_end): Remove.
4473 (jump_optimize_1): Don't call it.
4474 * output.h (check_function_return_warnings): Declare.
4475 * toplev.c (warn_missing_noreturn): Move from c-decl.c
4476 (rest_of_compilation): Call check_function_return_warnings.
4478 2000-10-05 Richard Henderson <rth@cygnus.com>
4480 * Makefile.in (NM_FOR_TARGET): New.
4481 (libgcc.mk): Pass SHLIB_MKMAP, SHLIB_MAPFILES.
4482 (libgcc.a, stmp-multilib): Pass NM_FOR_TARGET.
4483 * mklibgcc.in: If SHLIB_MKMAP, build libgcc.map. Depend the
4484 shared library build on that and EXTRA_MULTILIB_PARTS.
4485 * mkmap-flat.awk: New file.
4486 * mkmap-symver.awk: New file.
4487 * libgcc-std.ver: New file.
4488 * config/libgcc-glibc.ver: New file.
4489 * config/ia64/libgcc-ia64.ver: New file.
4490 * config/t-linux (SHLIB_MKMAP, SHLIB_MAPFILES): New.
4491 (SHLIB_LINK): Add --version-script.
4492 * config/ia64/t-ia64 (SHLIB_MAPFILES): Add libgcc-ia64.ver.
4493 * config/mips/t-iris6 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
4494 * config/sparc/t-sol2 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
4495 (SHLIB_LINK): Add -M.
4497 2000-10-05 Richard Henderson <rth@cygnus.com>
4499 * Makefile.in (LIB2FUNCS): Add _clz.
4500 * libgcc2.c (__ffsdi2): Use count_trailing_zeros.
4501 (__clz_tab): Put in its own unit, non-static.
4502 * libgcc2.h: Always include longlong.h.
4504 * longlong.h [alpha] (count_leading_zeros): Use cmpbge with
4505 a zero instead of -1.
4506 (count_trailing_zeros): Likewise.
4508 2000-10-05 Richard Henderson <rth@cygnus.com>
4510 * config/alpha/alpha.c (alpha_emit_setcc): Don't swap GT tests
4511 when second op1 is const0_rtx. Validate op0 as a register.
4512 * config/alpha/alpha.md (setcc_internal): Don't allow constants
4513 in the first argument of the compare.
4514 (setcc_swapped_internal): Likewise.
4515 (setne_internal): Likewise.
4517 2000-10-05 Geoff Keating <geoffk@cygnus.com>
4519 * tree.c (tree_size): New function split out of copy_node.
4520 (make_node): Remove obstack handling. Use tree_size.
4521 (copy_node): Use tree_size.
4522 * tree.h: Prototype tree_size.
4524 2000-10-05 Richard Henderson <rth@cygnus.com>
4526 * diagnostic.c (output_format): Add missing break.
4528 2000-10-05 Jim Wilson <wilson@cygnus.com>
4530 * function.c (fixup_var_refs_1, case SET): When gen_move_insn returns a
4531 SEQUENCE, call emit_insn_before, copy PATTERN and REG_NOTES of last
4532 sequence insn to INSN, and delete last sequence insn.
4534 2000-10-05 Phil Edwards <pme@gcc.gnu.org>
4536 * gcc.c (main): Include generated configargs.h header
4537 and use arguments in '-v' output.
4539 Thu Oct 5 16:16:57 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4541 * gcc.c: Move data on prefixes forward in file and reorganize.
4542 (md_exec_prefix, md_startfile_prefix, md_startfile_prefix_1):
4543 Always define, but make null if no value.
4544 (static_specs): Add "md_exec_prefix", "md_startfile_prefix",
4545 and "md_startfile_prefix_1".
4546 (main): Check whether md_exec_prefix and the others are the
4547 null string rather than whether the macro is defined.
4549 Thu Oct 5 19:04:18 2000 J"orn Rennecke <amylaar@redhat.co.uk>
4551 * (convert_move): Use zero_extendpsisi2 to do an unsigned extension
4552 from PSImode to SImode.
4554 2000-10-05 Jakub Jelinek <jakub@redhat.com>
4556 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETICS]: Fix conversion
4557 from float to integral mode with HOST_BITS_PER_WIDE_INT 64.
4558 * dwarf2out.c (add_const_value_attribute): Divide by 4, not
4561 Thu Oct 5 09:31:31 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4563 * fold-const.c (fold, case MINUS_EXPR, case EQ_EXPR): Perform
4564 negation in proper type.a
4566 2000-10-04 Richard Henderson <rth@cygnus.com>
4568 * configure.in (enable-shared): New.
4569 * Makefile.in (LIBGCC_DEPS): Depend on EXTRA_PARTS as well.
4570 (libgcc.mk): Pass SHLIB_LINK, SHLIB_LIBS, SHLIB_MULTILIB to mklibgcc.
4571 * mklibgcc.in: Use them to link shared a libgcc.
4572 * config/t-linux (SHLIB_LINK, SHLIB_LIBS): New.
4573 * config/alpha/t-ieee (SHLIB_MULTILIB): New.
4574 * config/mips/t-iris6 (SHLIB_LINK, SHLIB_LIBS): New.
4575 * config/sparc/t-sol2 (SHLIB_LINK, SHLIB_LIBS): New.
4577 * configure.in (alpha-osf*): Use t-osf and x-osf.
4578 * config/alpha/t-osf: New file.
4579 * config/alpha/t-osf4: New file.
4580 * config/alpha/x-osf: New file.
4581 * config/alpha/x-alpha: Remove file.
4583 2000-10-04 Will Cohen <wcohen@redhat.com>
4585 * c-typeck.c (process_init_element): Added warning for zero-length
4588 * extend.texi (Zero Length): State that static initializers for
4589 zero-length arrays are not allowed.
4591 Mon Oct 2 14:50:14 MET DST 2000 Jan Hubicka <jh@suse.cz>
4593 * rtlanal.c (single_set_1): Do not require USE and CLOBBERs
4596 2000-10-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4598 * config/float-c4x.h: New.
4599 * configure.in (c4x-*): Set float_format to c4x.
4600 * configure: Regenerate.
4602 2000-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4604 * configure.in (sparc-*-solaris2*): Disable 32-to-64 cross
4605 compilation for solaris versions 2.7 and greater.
4607 2000-10-02 Marc Espie <espie@openbsd.org>
4609 * config/alpha.h (WORD_SWITCH_TAKES_ARG): add -rpath to default,
4610 instead of redefining from scratch.
4612 2000-10-02 David O'Brien <obrien@dragon.nuxi.com>
4614 * config/i386/freebsd.h (NO_PROFILE_COUNTERS): Define.
4616 2000-10-01 Mark Mitchell <mark@codesourcery.com>
4618 * config/ns32k/genix.h: Remove.
4619 * config/ns32k/x-genix: Likewise.
4620 * config/ns32k/xm-genix.h: Likewise.
4621 * config/fx80: Remove all filee in directory.
4622 * config/pyr: Likewise.
4623 * config/tahoe: Likewise.
4624 * config/gmicro: Likewise.
4625 * config/spur: Likewise.
4626 * configure.in: Remove configury bits for above targets.
4627 * configure: Regenerated.
4629 * configure.in: Don't configure chill by default.
4630 * configure: Regenerated.
4632 * c-decl.c (c_expand_body): Don't generate RTL if flag_syntax_only.
4633 (lang_mark_false_label_stack): Remove.
4634 * c-lex.c (init_c_lex): Add file_info_tree as GC root. Allocate
4635 <top level> string in GC area.
4636 (mark_splay_tree_node): New function.
4637 (mark_splay_tree): Likewise.
4638 * except.c (mark_eh_status): Only call lang_mark_false_label_stack
4640 * ggc-callbacks.c (lang_mark_false_label_stack): Remove.
4641 * ggc-common.c (lang_mark_false_label_stack): Change type.
4642 * ggc.h (ggc_alloc_string): Add comment.
4643 (ggc_strdup): New function.
4645 Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru>
4647 * config/avr/avr.h (BRANCH_COST): Define as 0.
4649 * config/pdp11/pdp11.c: #include "tree.h" added.
4651 2000-09-30 Marek Michalkiewicz <marekm@linux.org.pl>
4653 * config/avr/avr.c (ashlhi3_out, ashlsi3_out, ashrhi3_out,
4654 ashrsi3_out, lshrhi3_out, lshrsi3_out): Optimize more cases
4655 with known shift count.
4656 * config/avr/avr.md (ashlsi3, ashrsi3, lshrsi3):
4657 New alternative for shift count 2 with no scratch register.
4658 (ashlhi3, ashlsi3): Change "cc" attribute from "clobber" to
4659 "set_n" for shift counts 1 and 2.
4661 2000-09-30 Geoff Keating <geoffk@cygnus.com>
4663 * config/rs6000/rs6000.md (movsi_to_cr): Remove the USE. Calculate
4664 the mask value from the individual SET operations.
4665 (return_internal_si): Move the USE after the RETURN.
4666 (return_internal_di): Likewise.
4667 (return_and_restore_fpregs_si): Likewise.
4668 (return_and_restore_fpregs_di): Likewise.
4669 (return_eh_si): Likewise.
4670 (return_eh_di): Likewise.
4671 * config/rs6000/rs6000.c (mtcrf_operation): Don't look for,
4673 (rs6000_emit_prologue): Don't emit the USE for movsi_to_cr.
4674 Don't generate a PARALLEL around a single operation movsi_to_cr.
4675 Generate the RETURN first in any PARALLELs.
4677 * rtlanal.c (single_set_1): Use fatal_insn to display the
4678 invalid insn. Check for more cases when a USE or CLOBBER occurs
4680 * Makefile.in: Update dependencies for rtlanal.o.
4682 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
4684 * i386.c: Move include of "config.h" to before that of <setjmp.h>.
4686 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
4688 * c-tree.texi, contrib.texi, gcc.texi, install.texi, invoke.texi:
4689 Consistently use @email for formatting email addresses.
4691 2000-09-29 Richard Henderson <rth@cygnus.com>
4693 * cse.c (notreg_cost): New argument outer.
4694 (COST): Pass in SET to notreg_cost
4696 (fold_rtx): Use COST_IN. Prefer constants when costs
4699 2000-09-29 David Edelsohn <edelsohn@gnu.org>
4701 * fixinc/inclhack.def (broken_cabs): Generalize regex.
4702 * fixinc/fixincl.x: Regenerate.
4704 2000-09-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4706 * loop.c (check_final_value): A GIV is not replaceable if used
4709 Fri Sep 29 10:04:12 2000 Jeffrey A Law (law@cygnus.com)
4711 * version.c: Bump to gcc-2.97.
4713 Frs Sep 29 13:37:59 MET DST 2000 Jan Hubicka <jh@suse.cz>
4715 * final.c (final_scan_insn): Remove extra extract_insn call;
4716 Use caching for constrain_operands.
4717 (cleanup_subreg_operands): Use caching for extract_insn.
4718 * recog.c (constrain_operands_cached): New.
4719 * recog.h (constrain_operands_cached): Declare.
4720 * i386.c (ix86_attr_length_immediate_default,
4721 ix86_attr_length_address_default, ix86_agi_dependant): Cache
4724 * recog.c (asm_noperands): Tweak.
4725 (extract_insn): Do not call asm_noperads for non-asm instructions.
4727 Fri Sep 29 13:20:42 MET DST 2000 Jan Hubicka <jh@suse.cz>
4729 * recog.c (recog_memoized): Rename to recog_memoized_1.
4730 * recog.h (recog_memoized): Rename to recog_memoized_1.
4731 (recog_memoized): New macro.
4732 * rtl.h (single_set): Rename to single_set_1
4733 (single_set): New macro.
4734 * rtlanal.c (single_set): Rename to single_set_1; expect clobbers
4737 * i386.md (strmovsi_1, strmovhi_1 strmovqi_1):
4738 Do not use match_dup of input operands at outputs.
4739 Use register_operand for memory expression.
4740 (rep_movsi): Put use last, canonicalize.
4741 Use register_operand for memory expression.
4742 (rep_movqi): Put use last.
4743 Use register_operand for memory expression.
4744 (strsetsi_1, strset_hi_1, strsetqi_1): Do not use match_dup
4745 of input operands at outputs. Use register_operand for memory
4747 (rep_stossi): Put use last; canonicalize; fix match_dup in
4748 the address expression
4749 (rep_stosqi): Likewise.
4750 (memcmp expander): Update calls.
4751 (cmpstrsi_nz_1, cmpstrsi_1, strlensi_1): Avoid match_dups in
4754 * i386.md (fp_jcc_3, fp_jcc_4, jp_fcc_5): if_then_else operand is
4756 (fp_jcc_4, fp_jcc_3): Refuse unordered comparisons.
4758 2000-09-28 David O'Brien <obrien@FreeBSD.org>
4760 * config/i386/freebsd-aout.h: New, FreeBSD a.out config file.
4761 Contains the old contents of config/i386/freebsd.h
4762 * config/i386/freebsd.h: Now the ELF rather than a.out config file.
4763 Contains the old contents of config/i386/freebsd-elf.h
4764 * config/i386/freebsd-elf.h: Retire this file -- contents moved to
4765 config/i386/freebsd.h.
4766 * configure.in: Adjust for above changes.
4767 * po/POTFILES.in: Likewise.
4768 * po/en_GB.po: Likewise.
4769 * po/gcc.pot: Likewise.
4770 * configure: Rebuilt.
4772 2000-09-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4774 * doloop.c (doloop_modify): Prevent delete_insn() from
4775 deleting too much. Prefer loop->top over loop->start as
4776 target for the new JUMP insn.
4777 (doloop_valid_p): Ignore loop with exit_count != 0.
4779 2000-09-28 Philipp Thomas <pthomas@suse.de>
4781 * invoke.texi (i386 Options): Add athlon to table of possible
4784 2000-09-28 Gabriel Dos Reis <gdr@codesourcery.com>
4786 * diagnostic.h (output_clear_message_text): New function.
4787 (output_message_text): New macro.
4789 * diagnostic.c (clear_text_info): Rename to
4790 output_clear_message_text.
4791 (output_clear): Adjust.
4792 (output_finish): Rename to output_finalize_message. Tweek.
4793 (output_to_stream): Adjust.
4795 2000-09-28 Neil Booth <neilb@earthling.net>
4797 * cpperror.c (_cpp_begin_message): Do the test for suppression
4798 of warnings and pedantic warnings before the "is a warning an
4800 * cppinit.c (cpp_handle_option): Remove surplus \n.
4801 * cpplex.c (ON_REST_ARG): Delete.
4802 (skip_block_comment): Initialise prevc.
4803 (parse_args): Improve error messages.
4804 (maybe_paste_with_next): Use CONTEXT_VARARGS rather
4806 * cpplib.c (cpp_push_buffer): Fix grammar in message.
4807 * cppmain.c (main): Set callbacks for #ident and #pragma
4808 only if no_output option is false.
4809 (do_pragma_implementation): Only call the #pragma handler
4810 if it is set in the cpp_reader structure.
4812 Wed Sep 27 14:00:07 2000 Donald Lindsay <dlindsay@cygnus.com>
4814 * integrate.c (copy_insn_list): if an ignored return value
4815 is being clobbered, skip cloning that into the inline copy.
4817 2000-09-27 Joseph S. Myers <jsm28@cam.ac.uk>
4819 * extend.texi, invoke.texi, gcc.texi, install.texi: Consistently
4820 use @uref for formatting URLs.
4822 2000-09-27 Mark Elbrecht <snowball3@bigfoot.com>
4824 * config/i386/djgpp.h (UNIQUE_SECTION): Constify the variables
4827 Tue 26-Sep-2000 18:25:38 BST Neil Booth <neilb@earthling.net>
4829 * gcc.c (cpp_options): Add spec for -ftabstop=.
4830 (invoke_as): New spec that handles invoking as.
4831 Update specs to handle -save-temps and -traditional.
4832 * ch/lang-specs.h, f/lang-specs.h, java/lang-specs.h:
4834 * cp/lang-specs.h, objc/lang-specs.h: Update to use
4835 invoke_as, and handle -save-temps and -traditional (if
4838 2000-09-26 Jakub Jelinek <jakub@redhat.com>
4840 * config/sparc/sparc.c (sparc_emit_set_const64): Don't abort when
4842 (function_arg_slotno): Accept TImode/CTImode.
4843 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): If IN_LIBGCC2 define
4846 2000-09-26 Michael Hayes <mhayes@cygnus.com>
4848 * flow.c (flow_loop_pre_header_scan): Punt if loop enters
4851 2000-09-25 Jim Wilson <wilson@cygnus.com>
4853 * config/ia64/ia64.h (INDEX_REG_CLASS): Define to GENERAL_REGS.
4854 (REGNO_OK_FOR_INDEX_P): Define to REGNO_OK_FOR_BASE_P.
4855 (LEGITIMATE_ADDRESS_DISP): Use LEGITIMATE_ADDRESS_REG.
4856 (REG_OK_FOR_INDEX): Define to REG_OK_FOR_BASE_P.
4858 Tue 26-Sep-2000 00:16:22 BST Neil Booth <neilb@earthling.net>
4860 * cpplex.c (parse_args): Don't set VOID_REST flag.
4861 (CONTEXT_VARARGS): New flag.
4862 (maybe_paste_with_next): Set context earlier in loop. Use
4863 it. Do varargs test with CONTEXT_VARARGS flag.
4864 (push_arg_context): Set CONTEXT_VARARGS flag if we're
4865 pushing an argument context for a varargs argument.
4866 * cpplib.h (VOID_REST): Delete.
4867 * gcc.dg/cpp/vararg1.c: Add test case.
4869 2000-09-25 Branko Cibej <branko.cibej@hermes.si>
4871 * flags.h: Declare warning flag warn_system_headers.
4872 * toplev.c: Define it.
4873 (W_options): Add option -Wsystem-headers.
4874 * diagnostic.c (count_error): Test warn_system_headers.
4875 * invoke.texi: Add description for -Wsystem-headers.
4876 * cpplib.h (cpp_options): New member warn_system_headers.
4877 * cpphash.h (CPP_PEDANTIC, CPP_WTRADITIONAL): Don't test
4878 CPP_IN_SYSTEM_HEADER.
4879 * cpplib.c (do_import, do_pragma_once): Likewise.
4880 * cpperror.c (_cpp_begin_message): Test warn_system_headers
4881 and CPP_IN_SYSTEM_HEADER.
4882 * cppinit.c (handle_option): Recognize -Wsystem_headers.
4883 (print_help): Describe -Wsystem_headers.
4884 * cpplex.c (lex_line): Reorganize condition so that warnings
4885 about C++ comments in system headers can be enabled. Remove
4886 label do_line_comment.
4888 Mon 25-Sep-2000 23:38:27 BST Neil Booth <neilb@earthling.net>
4890 * cpplex.c (save_comment): Only store the initial '/'
4892 (lex_token): Combine handling of the two comment types.
4893 Pass everything but the initial '/' to save_comment.
4895 Mon 25-Sep-2000 23:31:45 BST Neil Booth <neilb@earthling.net>
4897 * cpphash.h (_cpp_digraph_spellings, _cpp_process_directive,
4898 _cpp_can_paste): New library-internal prototypes.
4899 * cpplex.c (dump_param_spelling, output_line_command,
4900 output_token, cpp_scan_buffer, cpp_scan_buffer_nooutput,
4901 cpp_printf, cpp_output_list): Move to cppoutput.c.
4902 (process_directive, can_paste, digraph_spellings): Add _cpp_ prefix.
4903 * cppmacro.c (dump_macro_args, cpp_dump_definition) Move to
4905 * cppoutput.c (dump_macro_args, cpp_dump_definition, output_token,
4906 dump_param_spelling, output_line_command, cpp_scan_buffer,
4907 cpp_scan_buffer_nooutput, cpp_printf, cpp_output_list): Moved
4909 * Makefile.in: Add cppoutput.c.
4910 * po/POTFILES.in: Add cppoutput.c.
4912 2000-09-25 Richard Henderson <rth@cygnus.com>
4914 * config/ia64/ia64.c (ia64_print_operand): Define 'e' as 64-n.
4915 * config/ia64/ia64.md (rotrsi3): Allow variable rotates; don't
4916 split until after reload.
4917 (rotlsi3, rotldi3): New.
4919 2000-09-25 Gabriel Dos Reis <gdr@codesourcery.com>
4921 * diagnostic.c (output_last_position): Define.
4922 (set_real_maximum_length): Tweek.
4923 * diagnostic.h (output_last_position): Declare.
4925 2000-09-25 Kazu Hirata <kazu@hxi.com>
4927 * config/i386/i386.c: Fix formatting.
4929 2000-09-24 Alan Lehotsky <alehotsky@cygnus.com>
4931 * emit-rtl-c (gen_lowpart_common): Accept non-paradoxical SUBREG when
4932 UNITS_PER_WORD is small.
4934 2000-09-25 Joseph S. Myers <jsm28@cam.ac.uk>
4936 * c-common.c (format_char_info): Add flags2; update comments.
4937 (print_char_table, scan_char_table, time_char_table): Split some
4938 flags out into flags2.
4939 (check_format_info): Use flags2 for those flags, for identifying
4940 the initial character of a scanf scanset, and for identifying
4941 printf formats where the '0' flag is ignored with precision.
4943 2000-09-25 Hans-Peter Nilsson <hp@axis.com>
4945 Changes below marked "here" add TABs on either or both sides,
4946 covering start of line, up to any operand for all noted .*ASM.*_OP
4947 definitions. All callers changed.
4948 * tm.texi: Make documented *_ASM.*_OP:s include spacing
4949 (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, SHARED_SECTION_ASM_OP,
4950 BSS_SECTION_ASM_OP, SHARED_BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
4951 ASM_BYTE_OP, FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
4952 ASM_STABS_OP, ASM_STABD_OP, ASM_STABN_OP).
4953 Fix typos in description for LONG_LONG_TYPE_SIZE and
4954 FINI_SECTION_ASM_OP.
4955 * crtstuff.c (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Explain
4956 why these defaults don't have leading spacing.
4957 * dbxout.c (ASM_STABS_OP, ASM_STABN_OP): Here.
4958 * dwarf2out.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4959 UNALIGNED_DOUBLE_INT_ASM_OP, SECTION_ASM_OP, ASM_BYTE_OP): Here.
4960 * dwarfout.c (FILE_ASM_OP, VERSION_ASM_OP,
4961 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, ASM_BYTE_OP,
4962 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP): Here.
4963 * defaults.h (ASM_STABD_OP, EH_FRAME_SECTION_ASM_OP): Here.
4964 * varasm.c (ASM_STABS_OP): Here.
4965 * xcoffout.h (ASM_STABS_OP): Here.
4966 * config/elfos.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
4967 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
4968 INT_ASM_OP, ASCII_DATA_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP,
4969 STRING_ASM_OP): Here.
4970 * config/freebsd.h (IDENT_ASM_OP): Here.
4971 * config/linux-aout.h (SET_ASM_OP): Here.
4972 * config/linux.h (SET_ASM_OP): Here.
4973 * config/lynx.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
4975 * config/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
4976 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP, ALIGN_ASM_OP): Here.
4977 * config/openbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
4978 * config/psos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
4980 * config/ptx4.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
4981 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
4982 INT_ASM_OP, ASCII_DATA_ASM_OP, CONST_SECTION_ASM_OP,
4983 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
4984 FINI_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP STRING_ASM_OP): Here.
4985 * config/svr3.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
4986 CONST_SECTION_ASM_OP, ASM_BYTE_OP): Here.
4987 * config/a29k/udi.h (INT_ASM_OP): Here.
4988 * config/alpha/alpha-interix.h (CONST_SECTION_ASM_OP,
4989 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
4991 * config/alpha/alpha.h (TEXT_SECTION_ASM_OP,
4992 READONLY_DATA_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
4993 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4994 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_STABS_OP, ASM_STABN_OP,
4995 ASM_STABD_OP): Here.
4996 * config/alpha/elf.h (IDENT_ASM_OP, SKIP_ASM_OP, ALIGN_ASM_OP,
4997 COMMON_ASM_OP, INT_ASM_OP, ASCII_DATA_ASM_OP,
4998 CONST_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
4999 BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP,
5000 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, TYPE_ASM_OP,
5001 SIZE_ASM_OP, STRING_ASM_OP): Here.
5002 * config/alpha/vms.h (LINK_SECTION_ASM_OP,
5003 READONLY_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP,
5004 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, COMMON_ASM_OP): Here.
5005 * config/arc/arc.h (ASM_BYTE_OP, SET_ASM_OP): Here.
5006 (PUSHSECTION_ASM_OP): Define this, not PUSHSECTION_FORMAT.
5007 * config/arm/aof.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP):
5009 * config/arm/aout.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5010 BSS_SECTION_ASM_OP, SET_ASM_OP): Here.
5011 * config/arm/coff.h (INT_ASM_OP): Here.
5012 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Here.
5013 * config/arm/elf.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP): Here.
5014 * config/arm/linux-elf.h (IDENT_ASM_OP, CONST_SECTION_ASM_OP,
5015 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Here.
5016 * config/arm/unknown-elf.h (UNALIGNED_WORD_ASM_OP): Here.
5017 * config/avr/avr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5018 ASM_BYTE_OP, TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP,
5019 STRING_ASM_OP): Here. Update documentation copy in comments.
5020 * config/c4x/c4x.h (ASM_STABS_OP, BSS_SECTION_ASM_OP): Here.
5021 * config/clipper/clipper.h (TEXT_SECTION_ASM_OP,
5022 DATA_SECTION_ASM_OP): Here.
5023 * config/clipper/clix.h (BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP):
5025 * config/convex/convex.h (TEXT_SECTION_ASM_OP,
5026 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
5027 * config/d30v/d30v.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5028 BSS_SECTION_ASM_OP): Here.
5029 * config/fr30/fr30.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5030 BSS_SECTION_ASM_OP): Here.
5031 * config/fx80/fx80.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5033 * config/gmicro/gmicro.h (TEXT_SECTION_ASM_OP,
5034 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
5035 * config/h8300/h8300.h (ASM_WORD_OP): Here.
5036 * config/i370/i370.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5037 BSS_SECTION_ASM_OP): Here.
5038 * config/i386/aix386.h (INIT_SECTION_ASM_OP): Here.
5039 * config/i386/bsd.h (ASM_BYTE_OP): Here.
5040 * config/i386/cygwin.h (SET_ASM_OP, INT_ASM_OP): Here.
5041 * config/i386/dgux.h (CONST_SECTION_ASM_OP): Here.
5042 * config/i386/djgpp.h (IDENT_ASM_OP, INT_ASM_OP, SET_ASM_OP):
5044 * config/i386/freebsd-elf.h (SET_ASM_OP): Here.
5045 * config/i386/freebsd.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP):
5047 * config/i386/i386-coff.h (CTORS_SECTION_ASM_OP,
5048 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
5049 * config/i386/i386-interix.h (STRING_ASM_OP, CONST_SECTION_ASM_OP,
5050 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
5052 * config/i386/i386elf.h (BSS_SECTION_ASM_OP): Here.
5053 * config/i386/netbsd.h (INT_ASM_OP): Here.
5054 * config/i386/openbsd.h (INT_ASM_OP): Here.
5055 * config/i386/osfrose.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP,
5056 IDENT_ASM_OP): Here.
5057 * config/i386/sco5.h (ALIGN_ASM_OP, ASCII_DATA_ASM_OP,
5058 ASM_BYTE_OP, IDENT_ASM_OP, COMMON_ASM_OP, SET_ASM_OP,
5059 LOCAL_ASM_OP, INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, STRING_ASM_OP,
5060 SKIP_ASM_OP, GLOBAL_ASM_OP): Here.
5061 * config/i386/seq-sysv3.h (SHARED_SECTION_ASM_OP,
5062 SHARED_BSS_SECTION_ASM_OP): Here.
5063 * config/i386/sequent.h (SHARED_SECTION_ASM_OP): Here.
5064 * config/i386/sun386.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
5065 DATA_SECTION_ASM_OP): Here.
5066 * config/i386/svr3gas.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
5067 CONST_SECTION_ASM_OP): Here.
5068 * config/i386/sysv3.h (INIT_SECTION_ASM_OP): Here.
5069 * config/i386/unix.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5070 BSS_SECTION_ASM_OP): Here.
5071 * config/i860/bsd-gas.h (ASCII_DATA_ASM_OP): Here.
5072 * config/i860/bsd.h (ASCII_DATA_ASM_OP): Here.
5073 * config/i860/fx2800.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP,
5074 BSS_ASM_OP): Here, but use trailing spaces.
5075 * config/i860/i860.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
5076 DATA_SECTION_ASM_OP): Here.
5077 * config/i860/paragon.h (ASCII_DATA_ASM_OP, BSS_SECTION_ASM_OP):
5079 * config/i860/sysv3.h (ASCII_DATA_ASM_OP, CTORS_SECTION_ASM_OP,
5080 DTORS_SECTION_ASM_OP, TDESC_SECTION_ASM_OP): Here.
5081 * config/i860/sysv4.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
5082 TDESC_SECTION_ASM_OP): Here.
5083 * config/i960/i960-coff.h (CTORS_SECTION_ASM_OP,
5084 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
5085 * config/i960/i960.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5087 * config/ia64/ia64.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5088 BSS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
5089 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5090 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
5091 * config/ia64/sysv4.h (ASM_BYTE_OP, STRING_ASM_OP, SKIP_ASM_OP,
5092 COMMON_ASM_OP, ASCII_DATA_ASM_OP, INIT_SECTION_ASM_OP,
5093 FINI_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
5094 SDATA_SECTION_ASM_OP, SBSS_SECTION_ASM_OP): Here.
5095 * config/m32r/m32r.h (SCOMMON_ASM_OP): Here.
5096 * config/m68hc11/m68hc11.h (GLOBAL_ASM_OP): Here.
5097 * config/m68k/auxas.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
5098 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
5100 * config/m68k/coff.h (BSS_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
5101 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
5102 * config/m68k/crds.h (BSS_SECTION_ASM_OP): Here.
5103 * config/m68k/dpx2.h (ASM_BYTE_OP, GLOBAL_ASM_OP): Here.
5104 * config/m68k/hp320.h (ASCII_DATA_ASM_OP, GLOBAL_ASM_OP): Here.
5105 * config/m68k/linux.h (BSS_SECTION_ASM_OP): Here.
5106 * config/m68k/lynx.h (BSS_SECTION_ASM_OP): Here.
5107 * config/m68k/m68k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5108 GLOBAL_ASM_OP): Here.
5109 * config/m68k/m68kelf.h (SWBEG_ASM_OP, BSS_ASM_OP,
5110 BSS_SECTION_ASM_OP): Here.
5111 * config/m68k/m68kv4.h (BSS_ASM_OP): Here.
5112 * config/m68k/mot3300.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5113 ASCII_DATA_ASM_OP, SET_ASM_OP, CTORS_SECTION_ASM_OP,
5114 DTORS_SECTION_ASM_OP, GLOBAL_ASM_OP, ASM_BYTE_OP, ALIGN_ASM_OP,
5116 * config/m68k/newsgas.h (SET_ASM_OP): Here.
5117 * config/m68k/rtemself.h (INIT_SECTION_ASM_OP,
5118 FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
5119 * config/m68k/sgs.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
5120 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
5121 SET_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here,
5122 but use trailing spaces.
5123 * config/m68k/tower-as.h (TEXT_SECTION_ASM_OP,
5124 DATA_SECTION_ASM_OP, GLOBAL_ASM_OP, INIT_SECTION_ASM_OP,
5125 FINI_SECTION_ASM_OP, CONST_SECTION_ASM_OP, BSS_SECTION_ASM_OP):
5127 * config/m88k/dgux.h (FINI_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
5128 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
5129 * config/m88k/m88k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5130 CONST_SECTION_ASM_OP, TDESC_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
5131 DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
5132 IDENT_ASM_OP, FILE_ASM_OP, SECTION_ASM_OP, SET_ASM_OP,
5133 GLOBAL_ASM_OP, ALIGN_ASM_OP, SKIP_ASM_OP, COMMON_ASM_OP,
5134 BSS_ASM_OP, FLOAT_ASM_OP, DOUBLE_ASM_OP, INT_ASM_OP, SHORT_ASM_OP,
5135 CHAR_ASM_OP, ASCII_DATA_ASM_OP, SBSS_ASM_OP, SCOMM_ASM_OP,
5136 SDATA_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, INTERNAL_ASM_OP,
5137 VERSION_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5138 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP, REQUIRES_88110_ASM_OP,
5140 * config/m88k/openbsd.h (SET_ASM_OP): Here.
5141 * config/m88k/sysv4.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
5142 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
5143 * config/mcore/mcore-elf.h (UNALIGNED_INT_ASM_OP,
5144 UNALIGNED_SHORT_ASM_OP, CTORS_SECTION_ASM_OP,
5145 DTORS_SECTION_ASM_OP): Here.
5146 * config/mcore/mcore-pe.h (CTORS_SECTION_ASM_OP,
5147 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
5148 * config/mips/elf.h (TYPE_ASM_OP, SIZE_ASM_OP,
5149 BSS_SECTION_ASM_OP): Here.
5150 * config/mips/elf64.h (TYPE_ASM_OP, SIZE_ASM_OP): Here.
5151 * config/mips/iris5.h (ABICALLS_ASM_OP): Here.
5152 * config/mips/iris6.h (TYPE_ASM_OP, SIZE_ASM_OP,
5153 POPSECTION_ASM_OP, BSS_SECTION_ASM_OP, CONST_SECTION_ASM_OP_32,
5154 CONST_SECTION_ASM_OP_64, CTORS_SECTION_ASM_OP,
5155 DTORS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
5156 * config/mips/mips.c (ABICALLS_ASM_OP): Here.
5157 * config/mips/mips.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP):
5159 * config/mips/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP):
5161 * config/mips/osfrose.h (SET_ASM_OP): Here.
5162 * config/mips/sni-svr4.h (ABICALLS_ASM_OP): Here.
5163 * config/ns32k/encore.h (SHARED_SECTION_ASM_OP): Here.
5164 * config/ns32k/merlin.h (SHARED_SECTION_ASM_OP): Here.
5165 * config/ns32k/ns32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5167 * config/ns32k/sequent.h (SHARED_SECTION_ASM_OP): Here.
5168 * config/ns32k/tek6000.h (SHARED_SECTION_ASM_OP): Here.
5169 * config/pa/pa-64.h (INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP): Here.
5170 * config/pa/pa.h (ASM_STABS_OP, ASM_STABN_OP): Here.
5171 * config/pj/pj.h (SET_ASM_OP, BSS_SECTION_ASM_OP): Here.
5172 * config/pyr/pyr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5174 * config/romp/romp.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5176 * config/rs6000/rs6000.h (SET_ASM_OP): Here.
5177 * config/rs6000/sol2.h (ASM_STABN_OP): Here.
5178 * config/rs6000/sysv4.h (SKIP_ASM_OP, LOCAL_ASM_OP, LCOMM_ASM_OP):
5180 * config/sh/sh.h (SET_ASM_OP, BSS_SECTION_ASM_OP,
5181 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here.
5182 * config/sparc/linux.h (COMMON_ASM_OP): Here.
5183 * config/sparc/linux64.h (COMMON_ASM_OP,
5184 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
5185 * config/sparc/litecoff.h (BSS_SECTION_ASM_OP,
5186 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
5187 * config/sparc/lynx.h (BSS_SECTION_ASM_OP): Here.
5188 * config/sparc/pbd.h (ASM_INT_OP): Here.
5189 * config/sparc/sp64-elf.h (UNALIGNED_LONGLONG_ASM_OP): Here.
5190 * config/sparc/sparc.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
5191 DATA_SECTION_ASM_OP, IDENT_ASM_OP): Here.
5192 * config/sparc/sun4gas.h (UNALIGNED_DOUBLE_INT_ASM_OP,
5193 UNALIGNED_INT_ASM_OP, UNALIGNED_SHORT_ASM_OP): Here.
5194 * config/sparc/sysv4.h (STRING_ASM_OP, COMMON_ASM_OP, SKIP_ASM_OP,
5195 UNALIGNED_DOUBLE_INT_ASM_OP, UNALIGNED_INT_ASM_OP,
5196 UNALIGNED_SHORT_ASM_OP, PUSHSECTION_ASM_OP, POPSECTION_ASM_OP,
5197 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP,
5198 CONST_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
5199 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
5200 EH_FRAME_SECTION_ASM_OP): Here.
5201 * config/sparc/vxsim.h (COMMON_ASM_OP): Here.
5202 * config/spur/spur.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5204 * config/tahoe/tahoe.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5206 * config/v850/v850.h (SCOMMON_ASM_OP, ZCOMMON_ASM_OP,
5207 TCOMMON_ASM_OP): Here.
5208 * config/vax/vax.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5210 * config/we32k/we32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5213 2000-09-25 Richard Henderson <rth@cygnus.com>
5215 * expmed.c (store_bit_field): Adjust last change to not consider
5216 any word-sized field naturally aligned.
5218 2000-09-24 Richard Henderson <rth@cygnus.com>
5220 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
5221 TFmode unordered compares properly. Revalidate integer compare
5223 (alpha_emit_setcc): New.
5224 (alpha_emit_conditional_move): Revalidate integer compare operands.
5225 * config/alpha/alpha-protos.h: Update.
5226 * config/alpha/alpha.md (cmpdi): Allow general operands.
5227 (sne): Use alpha_emit_setcc.
5228 (seq, slt, sle, sgt, sge, sltu, sleu, sgtu, sgeu): Likewise.
5229 (sunordered, sordered): New.
5231 2000-09-24 Richard Henderson <rth@cygnus.com>
5233 * config/ia64/ia64-protos.h: Update.
5234 * config/ia64/ia64.c (call_multiple_values_operation): Remove.
5235 (ia64_expand_call): New.
5236 (ia64_expand_prologue): Emit an alloc if we need extra input
5238 (ia64_expand_epilogue): New arg sibcall_p; don't emit the return
5239 instruction if true.
5240 (struct reg_flags): Add is_sibcall.
5241 (rtx_needs_barrier): A sibcall does not use CFM et al. Ignore USEs.
5242 (emit_insn_group_barriers): Set flags.is_sibcall. Remove hacks
5243 for CODE_FOR_gr_spill_internal/CODE_FOR_gr_restore_internal.
5244 * config/ia64/ia64.h (PREDICATE_CODES): Update.
5245 * config/ia64/ia64.md (call): Use ia64_expand_call.
5246 (call_value): Likewise.
5247 (sibcall, sibcall_value): New.
5248 (call patterns): Remove extra expanders; tidy.
5249 (sibcall_epilogue): New.
5250 (set_bsp): Remove the extra USE. Put the operand inside the UNSPEC.
5252 2000-09-24 Richard Henderson <rth@cygnus.com>
5254 * emit-rtl.c (gen_lowpart_common): Use trunc_int_for_mode.
5256 * sibcall.c (skip_pic_restore): New.
5257 (identify_call_return_value): Use it.
5259 2000-09-24 Mark Mitchell <mark@codesourcery.com>
5261 * c-tree.texi: Moved here from cp/ir.texi. Documented nested
5262 functions. Generalize to handle both C and C++.
5263 * Makefile.in (c-tree.info): New target.
5264 (info): Add c-tree.info.
5266 Sun Sep 24 09:15:48 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5268 * expr.c (store_field): If BITSIZE is negative, use size of type.
5269 (expand_expr, case COMPONENT_EXPR): Likewise.
5271 Sun 24-Sep-2000 11:40:23 BST Neil Booth <NeilB@earthling.net>
5273 * cpplex.c: Update TODO comment.
5274 * cpplib.c (do_error, do_warning): Merge common code of
5275 do_error and do_warning into do_diagnostic. Use it.
5276 (do_diagnostic): New function.
5277 * cpplib.h: Fix comment typo.
5279 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
5281 * c-common.c (check_format_info): Warn for a wide character string
5282 used as a non-wide format argument.
5284 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
5286 * builtins.def (BUILT_IN_LLABS): Add.
5287 * builtins.c (expand_builtin): Also abort on BUILT_IN_LLABS.
5288 * c-common.c (c_common_nodes_builtins): Create builtin functions
5289 __builtin_llabs, and plain llabs unless no_nonansi_builtins
5290 outside of C99 mode.
5291 (expand_tree_builtin): Handle BUILT_IN_LLABS.
5293 Sat 23-Sep-2000 22:39:18 BST Neil Booth <NeilB@earthling.net>
5295 * cpphash.h (CPP_RESERVE, CPP_PUTS_Q, CPP_PUTS, CPP_PUTC_Q,
5296 CPP_PUTC, DUMMY_TOKEN, NO_DUMMY_TOKEN): Delete.
5297 * cpplex.c (_cpp_expand_token_space, _cpp_init_toklist,
5298 _cpp_free_toklist): No need to worry about extra dummy token
5299 at the start of token lists any more.
5300 (trigraph_ok): Only warn outside comments.
5301 (skip_block_comment): Set and clear lexing_comment.
5302 (skip_line_comment): Take a cpp_reader not cpp_buffer.
5303 Set and clear lexing_comment.
5304 (parse_number): Handle leading '.' indicated by pfile->seen_dot.
5305 (check_long_token): Delete.
5306 (lex_percent, lex_dot): New subroutines of lex_token to
5307 handle lexing of '.' and '%' without lookback.
5308 (lex_token): Use lex_dot and lex_percent.
5309 (lex_line): Don't check for LIST_OFFSET.
5310 (_cpp_init_input_buffer): Update for new _cpp_init_toklist.
5311 * cpplib.c (_cpp_parse_assertion): Similarly.
5312 (cpp_push_buffer): Initialize extra_char.
5313 * cpplib.h (LIST_OFFSET): Delete.
5314 (struct cpp_buffer): New member extra_char.
5315 (struct lexer_state): New members lexing_comment and seen_dot.
5317 2000-09-23 Jason Merrill <jason@redhat.com>
5319 * config/rs6000/x-aix41 (CLIB): Define here.
5320 * config/rs6000/t-aix43: Not here.
5321 * config/rs6000/t-aix41: Or here. Remove.
5322 * configure.in: Don't use it.
5324 2000-09-22 Jason Merrill <jason@redhat.com>
5326 * configure.in: Add test for HAVE_LD_DWARF_LINKONCE.
5327 * toplev.c: Use it to initialize flag_eliminate_dwarf2dups.
5328 * config.in: Regenerate.
5330 * configure.in: Fix checks for assembler features when using a
5331 one-tree assembler that has not yet been built.
5332 Fix --disable-threads.
5334 2000-09-19 Geoff Keating <geoffk@cygnus.com>
5336 * stmt.c (expand_asm_operands): Allow # in constraints.
5338 2000-09-22 Jason Merrill <jason@redhat.com>
5340 * c-lex.c (skip_white_space): Just treat CRs as horizontal whitespace.
5342 * dbxout.c (dbxout_symbol_name): Just use DECL_NAME for
5343 function-local names.
5345 2000-09-22 Brad Lucier <lucier@math.purdue.edu>
5346 Mark Mitchell <mark@codesourcery.com>
5348 * toplev.c (warn_disabled_optimization): Declare new warning flag.
5349 * flags.h (warn_disabled_optimization): Add it here.
5350 * gcse.c (gcse_main): Add warning when disabled.
5351 * invoke.texi: Document -Wdisabled-optimization.
5353 2000-09-21 Jason Merrill <jason@redhat.com>
5355 * dwarf2out.c (add_const_value_attribute): Multiply by length, not 4.
5357 * dwarf2out.c (tree_add_const_value_attribute): New fn.
5358 (gen_variable_die): Call it for non-definitions.
5360 * dwarf2out.c (die_struct): Add die_mark field.
5361 (mark_dies, unmark_dies): New fns.
5362 (clear_die_sizes): Remove.
5363 (print_die): Check die_symbol rather than die_offset.
5364 (build_abbrev_table, output_pubnames, output_aranges): Check
5365 die_mark rather than die_offset.
5366 (output_comp_unit): Move calc_die_sizes after build_abbrev_table.
5369 Thu 21-Sep-2000 18:19:05 BST Neil Booth <NeilB@earthling.net>
5371 * cppfiles.c (lookup_include_file): Rename to open_file.
5372 Always create a splay tree value, even on syscall failures.
5373 Negative entries indicated by fd == -2.
5374 Re-open files closed in the meantime.
5375 (_cpp_fake_include): Create a negative splay tree entry.
5376 (find_include_file, cpp_read_file): Update for function name
5378 * gcc.gd/cpp/mi4.c: Testcase.
5380 2000-09-21 Nick Clifton <nickc@redhat.com>
5382 * config/arm/t-arm-elf (MULTILIB_DIRNAMES): Enable multilibs for
5383 ARM and THUMB modes.
5385 * config/mcore/mcore.c: Fix compile time warnings.
5386 * config/mcore/mcore-protos.h: Fix compile time warnings.
5388 2000-09-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5390 * configure.in: Correct test of gcc_cv_glibc.
5391 * configure: Rebuilt.
5392 * config.in: Rebuilt.
5394 2000-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5396 * builtins.c (expand_builtin_fputs): Also expand when length!=1.
5397 (expand_builtin): Handle BUILT_IN_FWRITE.
5399 * builtins.def (BUILT_IN_FWRITE): New entry.
5401 * c-common.c (c_common_nodes_and_builtins): Declare __builtin_fwrite.
5403 Wed Sep 20 15:39:14 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5405 * gcc.c (modify_target): New variable and struct.
5406 (process_command): Handle MODIFY_TARGET_NAME.
5407 * tm.texi (MODIFY_TARGET_NAME): Add documentation for new macro.
5408 * config/pa/pa.h (MODIFY_TARGET_NAME): New macro.
5410 * c-decl.c (finish_decl): Add else's to avoid referencing
5411 TYPE_DOMAIN of an ERROR_MARK.
5413 Wed Sep 20 21:44:31 2000 Denis Chertykov <denisc@overta.ru>
5415 * config/avr/avr.c (adjust_insn_length): Adjust lengths of
5418 2000-09-19 Marek Michalkiewicz <marekm@linux.org.pl>
5420 * config/avr/avr.md (neghi2): Add alternative for input and output
5421 operands in different registers, as in negsi2.
5422 (*negsi2): Remove '*' from the name. Use "movw" if available.
5424 2000-09-19 Jim Wilson <wilson@cygnus.com>
5426 * config/ia64/crtbegin.asm (__dso_handle): Delete use of
5427 HAVE_GAS_HIDDEN macro.
5429 Tue 19-Sep-2000 22:38:57 BST Neil Booth <NeilB@earthling.net>
5431 * cpplex.c (lex_line): Drop the EOF token for unknown
5432 directives in assembler.
5434 2000-09-19 David Edelsohn <edelsohn@gnu.org>
5436 * configure.in: Allow enable_threads_flag value of "aix". Define
5437 thread_file as "aix" for AIX 4.3 and above.
5438 * configure: Regenerated.
5440 * gthr-aix.h: New file.
5442 * rs6000/t-aix43: Replace soft-float multilib with pthread.
5443 Remove 403 processor multilib match. Fix rios2 processor multilib
5446 * rs6000/aix.h (ASM_DECLARE_FUNCTION_NAME): Use function_section
5447 to return to appropriate csect.
5449 2000-09-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5451 * builtins.c (is_valid_printf_arglist, expand_builtin_printf): New
5453 (expand_builtin_fputs): Set `target' parameter for `expand_expr'.
5454 (expand_builtin): Handle BUILT_IN_PUTCHAR, BUILT_IN_PUTS and
5457 * builtins.def (BUILT_IN_PUTCHAR, BUILT_IN_PUTS, BUILT_IN_PRINTF):
5460 * c-common.c (init_function_format_info): Handle __builtin_printf.
5461 Set `check_function_format_ptr'.
5462 (c_common_nodes_and_builtins): Set `puts_ftype' and
5463 `printf_ftype'. Declare __builtin_putchar, __builtin_puts,
5464 __builtin_printf and printf.
5466 * tree.c, tree.h (check_function_format_ptr): Declare.
5468 Tue 19-Sep-2000 18:26:57 BST Neil Booth <NeilB@earthling.net>
5470 * cppfiles.c (read_include_file): Take no special action for
5473 2000-09-19 Bernd Schmidt <bernds@redhat.co.uk>
5475 * final.c (insn_current_reference_address): Use INSN_SHUID of seq
5476 rather than that of branch.
5477 (shorten_branches): Don't increment insn_current_address twice.
5479 Undo most of the Wed Jan 27 23:39:53 1999 patch:
5480 * loop.h (struct induction): Delete members derived, ix and last_use.
5481 (struct loop_ivs): Delete members first_increment_giv and
5483 * loop.c (verify_dominator, find_life_end, cmp_recombine_givs_stats,
5484 recombine_givs): Delete functions.
5485 (find_and_verify_loops): Don't initialize cont_dominator.
5486 (strength_reduce): Lose code to try to find bivs that can be
5487 expressed as givs of another biv, and to convert biv increments
5489 Lose loop_scan_start variable, always use loop->scan_start.
5490 Don't call recombine_givs. Don't handle derived givs.
5491 (record_giv): Don't initialize derived and last_use fields.
5492 (biv_eliminiation_giv_has_0_offset): Lose code to handle derived
5494 * unroll.c (derived_regs): Delete static variable.
5495 (unroll_loop): Don't initialize it.
5496 (copy_loop_body): Lose code to handle derived givs.
5497 (find_splittable_givs): Don't check for givs made from biv
5499 Don't set derived_regs.
5501 Fix misapplied earlier patch:
5502 * config/sh/sh.md (floatsisf_ie): Reenable. Remove explicit reference
5504 (floatsisf2): Generate floatsisf_ie by default.
5505 (floatsisf_i4): Conditional on TARGET_SH4.
5507 (floatsisf2, floatsidf2, extendsfdf2): Also use reg_no_subreg_operand
5508 predicate for the expanders.
5510 2000-09-19 Richard Henderson <rth@cygnus.com>
5512 * config/i386/i386.h (CPP_CPU_SPEC): Define i586 and i686 symbols
5513 in addition to pentium and pentiumpro symbols.
5514 (CPP_CPU_DEFAULT_SPEC): Likewise.
5516 * c-typeck.c (c_expand_asm_operands): Restore the output tree
5519 * stmt.c (expand_expr_stmt): Only call warn_if_unused_value
5520 if the tree has side effects.
5521 (warn_if_unused_value): Do not warn about void constructs.
5523 * c-decl.c (poplevel): Invoke warn_about_unused_variables.
5525 * unroll.c (copy_loop_body): Update LABEL_NUSES before
5526 calling invert_jump.
5528 2000-09-18 Geoff Keating <geoffk@cygnus.com>
5530 * combine.c (can_combine_p): Don't substitute an ASM_OPERANDS
5533 2000-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5535 * Makefile.in (c-common.o): Depend on diagnostic.h.
5537 * c-common.c: Include diagnostic.h.
5539 (status_warning): New function.
5540 (check_format_info, maybe_read_dollar_number, check_format_types,
5541 finish_dollar_format_checking, check_function_format): Accept a
5542 `status' parameter. All callers changed.
5544 * c-common.h (check_function_format): Accept a `status' parameter.
5546 * c-typeck.c: Update call to `check_function_format'.
5548 2000-09-18 Richard Henderson <rth@cygnus.com>
5550 * c-decl.c (c_expand_body): Call mark_varargs before
5551 expand_function_start.
5553 2000-09-18 Geoff Keating <geoffk@cygnus.com>
5555 * config/rs6000/eabi-cn.asm: Use /**/ to delimit comments, not #.
5556 * config/rs6000/eabi-ci.asm: Likewise.
5558 2000-09-18 Richard Henderson <rth@cygnus.com>
5560 * emit-rtl.c (init_emit_once): Initialize const_tiny_rtx
5563 2000-09-18 Jim Wilson <wilson@cygnus.com>
5565 * unroll.c (loop_iterations): Pass increment to extend_for_giv_value
5566 before passing it to fold_rtx_mult_add.
5568 * unroll.c (final_giv_value): Pass increment through
5569 extend_value_for_giv before passing it to emit_iv_add_mult.
5571 * function.c (fixup_var_refs_1, case ZERO_EXTRACT): If we have a
5572 paradoxical subreg, then directly substitute the replacement and
5575 Mon 18-Sep-2000 22:12:44 BST Neil Booth <NeilB@earthling.net>
5577 * cpp.texi: Update documentation, including some clarifications,
5578 the treatment of various newline combinations, and space between
5579 backslash and newline.
5581 Mon Sep 18 21:00:47 2000 J"orn Rennecke <amylaar@redhat.co.uk>
5583 * sdbout.c (PUT_SDB_DEF, PUT_SDB_TAG, PUT_SDB_EPILOGUE_END):
5584 Replace ASM_OUTPUT_LABELREF with assemble_name.
5586 Mon Sep 18 20:26:50 2000 J"orn Rennecke <amylaar@redhat.co.uk>
5588 * sh.c (addsubcosts): CONST is not cheap.
5589 (find_barrier): For Sh1, take alignment after jumps into account.
5591 2000-09-15 Andrew Haley <aph@redhat.com>
5593 * toplev.c (rest_of_compilation): Call purge_hard_subreg_sets to
5594 remove all SETs of SUBREGs of hard registers.
5595 * function.c (purge_hard_subreg_sets): New function.
5596 (purge_single_hard_subreg_set): New function.
5597 * rtl.h: (purge_hard_subreg_sets): New function.
5599 2000-09-18 Richard Henderson <rth@cygnus.com>
5601 * config/ia64/ia64-protos.h: Update.
5602 * config/ia64/ia64.c (signed_inequality_operator): New.
5603 (ia64_expand_compare): New.
5604 (ia64_register_move_cost): Handle PR_REGS moves.
5605 (ia64_secondary_reload_class): Require a GR when moving to a PR.
5606 (struct reg_write_state): Add written_by_and/or.
5607 (struct reg_flags): Add is_and/or.
5608 (rws_update): Set them.
5609 (rws_access_regno): Test them to allow parallel comparisons.
5610 (rtx_needs_barrier): Recognize parallel comparisons.
5611 (emit_insn_group_barriers): Set prev_insn after a call stop bit.
5612 Call recog_memoized; ignore pred_rel_mutex.
5613 (emit_predicate_relation_info): Don't call find_basic_blocks here.
5614 (ia64_reorg): Do it here instead.
5615 * config/ia64/ia64.h: s/CCmode/BImode/g
5616 (MODES_TIEABLE_P): Don't tie BImode.
5617 (PREFERRED_RELOAD_CLASS): Do not reload operations into AR regs.
5618 (CONST_COSTS): Pick sensible values for CONST_INT based on context.
5619 (RTX_COSTS): Make multiply 4 insns.
5620 (MEMORY_MOVE_COST): New.
5621 (PREDICATE_CODES): Update.
5622 * config/ia64/ia64.md: s/CCmode/BImode/g
5623 (movcci, movbi): New.
5624 (andbi3, andcmbi3, iorbi3, iorcmbi3, one_cmplbi2): New.
5625 (cmpsi_and_0, cmpsi_and_1, cmpsi_andnot_0, cmpsi_andnot_1): New.
5626 (cmpdi_and_0, cmpdi_and_1, cmpdi_andnot_0, cmpdi_andnot_1): New.
5627 (tbit_and_0, tbit_and_1, tbit_and_2, tbit_and_3): New.
5628 (cmpsi_or_0, cmpsi_or_1, cmpsi_orcm_0, cmpsi_orcm_1): New.
5629 (cmpdi_or_0, cmpdi_or_1, cmpdi_orcm_0, cmpdi_orcm_1): New.
5630 (tbit_or_0, tbit_or_1, tbit_or_2, tbit_or_3): New.
5631 (mulsi, muldi): Use xmpy not xma.
5633 (movcc, movcc_internal): Remove.
5634 (branch expanders): Use ia64_expand_compare.
5635 (setcc expanders): Likewise.
5636 (cmov insns): Use move_operand and ia64_move_ok.
5637 (pred_rel_mutex): Use unspec not unspec_volatile. Prevent the
5638 scheduler from moving it past a use.
5639 * config/ia64/build.hacks: Remove.
5641 Mon 18-Sep-2000 19:21:35 BST Neil Booth <NeilB@earthling.net>
5643 * cpphash.h (HASHSTEP): Take character rather than pointer
5645 (_cpp_check_directive, _cpp_check_linemarker): Update prototypes.
5647 * cpphash.c (cpp_loookup): Update for new HASHSTEP.
5649 * cpplex.c (auto_expand_name_space, trigraph_replace,
5650 backslash_start, handle_newline, parse_name, INIT_TOKEN_STR,
5651 IMMED_TOKEN, PREV_TOKEN_TYPE, PUSH_TOKEN, REVISE_TOKEN,
5652 BACKUP_TOKEN, BACKUP_TRIGRAPH, MIGHT_BE_DIRECTIVE,
5653 KNOWN_DIRECTIVE): Delete.
5655 (handle_newline, check_long_token, skip_escaped_newlines,
5656 unterminated): New functions.
5657 (ACCEPT_CHAR, SAVE_STATE, RESTORE_STATE): New macros.
5659 (parse_identifier): Was parse_name, new implementation.
5660 (skip_line_comment, skip_block_comment, skip_whitespace,
5661 parse_number, parse_string, trigraph_ok, save_comment,
5662 adjust_column, _cpp_get_line): New implementations.
5664 (lex_token): New function. Lexes a token at a time, looking
5665 forwards. Contains most of the guts of the old lex_line.
5666 (lex_line): New implementation, using lex_token to obtain
5668 (cpp_scan_buffer): Use the token's line, not the list's line.
5670 * cpplib.c (_cpp_check_directive, _cpp_check_linemarker):
5671 New implementations.
5672 (do_assert): Don't bother setting the answer's list's line.
5673 (cpp_push_buffer): Initialise new pfile and read_ahead members
5674 of struct cpp_buffer.
5676 * cpplib.h (cppchar_t): New typedef.
5677 (struct cpp_buffer): read_ahead, pfile and col_adjust are
5679 (struct lexer_state): New structure that determines the state
5680 and behaviour of the lexer.
5681 (IN_DIRECTIVE, KNOWN_DIRECTIVE): New macros.
5682 (struct cpp_reader): New member "state". Rename
5683 multiline_string_line and multiline_string_column. Delete
5684 col_adjust, in_lex_line members.
5685 (CPP_BUF_COLUMN): Update.
5687 2000-09-18 Richard Henderson <rth@cygnus.com>
5689 * combine.c (simplify_comparison): Shift a NOT out of a single
5692 * combine.c (if_then_else_cond): Canonicalize BImode true to
5694 * explow.c (trunc_int_for_mode): Likewise.
5696 * combine.c (combine_simplify_rtx): Use gen_unary to distribute
5697 the NOT for De Morgan's rule.
5698 * simplify-rtx.c (simplify_unary_operation): Simplify a BImode NOT
5699 of a comparison to the reverse comparison.
5701 * combine.c (try_combine): Allow split to create a single insn.
5703 * machmode.def: Add BImode. Add a column for bitsize.
5704 * machmode.h (DEF_MACHMODE): Adjust for extra column.
5705 (GET_MODE_BITSIZE): Use it.
5706 * rtl.c (DEF_MACHMODE): Adjust for extra column.
5707 (mode_bitsize): New.
5708 (mode_mask_array): Use bitsize.
5709 * combine.c (combine_simplify_rtx): Require inner and outer
5710 modes to match on nonzero_bits optimizations.
5712 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
5714 * reload1.c (forget_old_reloads_1): If a hard reg is stored, clear
5715 its entry in spill_reg_store.
5716 * config/sh/lib1funcs.ams (movstr_i4 functions): Always compile in.
5717 * sh.c (reg_no_subreg_operand): New function.
5718 * sh-protos.h (reg_no_subreg_operand): Declare it.
5719 * sh.h (PREDICATE_CODES): Add it.
5720 * sh.md (floatsisf2_i4, floatsidf2_i, extendsfdf2_i4): Use it for
5721 input operand that needs to be in fpul.
5722 (fix_truncsfsi2, fix_truncsfsi2_i4): Use register_operand for output.
5723 * sh.c (find_barrier): Take into account that machine_dependent_reorg
5724 might add new insns.
5726 2000-09-18 Alexandre Oliva <aoliva@redhat.com>
5728 * config/sh/sh.c (sh_expand_prologue): Mark GOTaddr2picreg as
5730 (sh_expand_epilogue): Take the PIC register into account when
5731 computing the frame size.
5733 * config/sh/sh.c (nonpic_symbol_mentioned_p): Check LABEL_REFs.
5734 * config/sh/sh.md (sym_label2reg, symPLT_label2reg): Protect
5735 LABEL_REFs with a PIC-safe unspec.
5737 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
5739 * c-common.c (check_format_info): Properly save the argument
5740 number and parameter for $ operand number formats in case width
5741 and precision arguments are also used. Allow printf width and
5742 precision arguments to have operand numbers even if none was
5743 specified for the main format, since this is OK for %*.*m. Only
5744 object to missing $ operand number if the format used requires an
5747 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
5749 * c-common.c (format_char_info): Add 'W' flag to comment.
5750 (print_char_table, scan_char_table): Use it.
5751 (check_format_info): Use the 'W' flag to determine whether a
5752 format argument is written into.
5754 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
5756 * c-common.c (check_format_types): Reorganise and clean up,
5757 checking earlier for ERROR_MARKs and making cur_type into its
5758 TYPE_MAIN_VARIANT where convenient.
5760 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
5762 * gcc.c (cpp_options): Add specs for __STDC_HOSTED__.
5764 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
5766 * optabs.c (emit_libcall_block): Set CONST_CALL_P for the call.
5768 * i386-protos.h (ix86_init_builtins, ix86_expand_builtin): Declare.
5769 * i386.c (struct builtin_description): New.
5770 (bdesc_comi, bdesc_2arg, bdesc_1arg): New arrays.
5771 (mmx_reg_operand): Declare MODE arg as unused.
5772 (ix86_expand_sse_comi, ix86_expand_sse_compare, safe_vector_operand,
5773 ix86_expand_unop1_builtin, ix86_expand_unop_builtin,
5774 ix86_expand_binop_builtin, ix86_expand_store_builtin,
5775 ix86_init_builtins, ix86_expand_builtin): New functions.
5776 * i386.h (ix86_builtins): New enumeration.
5777 (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): New macros.
5778 * i386.md (attr length_immediate): 0 for mmx/sse types.
5779 (attr prefix_0f): 1 for mmx/sse types.
5780 (setcc_2): Remove "*" so we get gen_setcc_2.
5781 (emms): Account for changed register numbering. Set "memory" attr
5783 (sfence): Set "memory" attr to unknown.
5785 2000-09-18 Andreas Jaeger <aj@suse.de>
5787 * configure.in: Define _GNU_SOURCE only when using the GNU C
5789 * configure: Regenerated.
5790 * config.in: Regenerated.
5792 2000-09-17 Mark Mitchell <mark@codesourcery.com>
5794 * cppinit.c (cpp_init): Don't use ANSI prototypes.
5795 * flow.c (flow_dump_loop): Likewise.
5796 (flow_loops_dump): Likewise.
5798 * c-typeck.c (c_start_case): Fix typo.
5800 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
5802 * c-decl.c (grokdeclarator): Don't give a warning about defaulting
5803 to int for plain complex which defaults to complex double. Do
5804 warn about defaulting to complex double if pedantic. Warn about
5805 complex integer types if pedantic. Warn about complex types if
5806 pedantic and not in C99 mode.
5807 * c-typeck.c (build_unary_op): If pedantic, warn about use of ~
5808 for complex conjugation.
5810 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
5812 * contrib.texi: Update my entry.
5814 Sun Sep 17 18:48:32 2000 Denis Chertykov <denisc@overta.ru>
5816 * config/avr/avr.md (mcu_enhanced): New attribute.
5817 (mcu_mega): Likewise.
5818 (extendhisi2): Use mcu_enhanced.
5819 (zero_extendhisi2): Likewise.
5820 (call_insn): Use mcu_enhanced and mcu_mega.
5821 (call_value_insn): Likewise.
5822 (*sbrx_branch): Use mcu_mega.
5823 (*sbrx_and_branchsi): Likewise.
5824 (*sbrx_and_branchhi): Likewise.
5825 (*tablejump_lib): Likewise.
5827 Sun Sep 17 10:46:17 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5829 * alias.c (true_dependence): Allow non-unchanging read to conflict
5830 with unchanging write.
5832 * expr.c (store_constructor_field): Accept ALIAS_SET arg.
5833 (store_constructor): Pass alias_set to it.
5835 * c-decl.c (grokdeclarator): Reorder tests to avoid looking at
5836 TYPE_MAIN_VARIANT of ERROR_MARK.
5837 * c-lex.c (readescape): Avoid using printf syntax we don't recognize.
5839 * simplify-rtx.c (simplify_unary_operation): Add cases
5840 FLOAT_EXTEND and FLOAT_TRUNCATE to ones that return 0.
5842 2000-09-17 Bernd Schmidt <bernds@redhat.co.uk>
5844 * expr.h (emit_library_call, emit_library_call_value): Delete
5846 * rtl.h (enum libcall_type): New.
5847 (emit_library_call, emit_library_call_value): Change fn_type arg to
5848 be of type enum libcall_type.
5849 * calls.c: Likewise for the function definitions. Several callers
5850 throughout changed to use the new enumeration appropriately.
5851 (emit_library_call_value_1): Likewise. Put back code to make libcall
5852 blocks of equal form, but only use it for the two new higher
5855 2000-09-16 Mark Mitchell <mark@codesourcery.com>
5857 Convert the C front-end to use function-at-a-time mode.
5858 * c-common.h: Include splay-tree.h.
5859 (C_DECLARED_LABEL_FLAG): New macro.
5860 (struct language_function): Add x_scope_stmt_stack and
5861 x_function_name_declared_p.
5862 (RECHAIN_STMTS): Move definition.
5863 (lang_statment_code_p): Likewise.
5864 (lang_expand_stmt): Likewise.
5865 (lang_expand_decl_stmt): New variable.
5866 (lang_expand_function_end): Likewise.
5867 (current_scope_stmt_stack): New function.
5868 (add_decl_stmt): Likewise.
5869 (add_scope_stmt): Likewise.
5870 (mark_stmt_tree): Likewise.
5871 (struct c_lang_decl): New structure.
5872 (DECL_SAVED_TREE): Define.
5873 (c_mark_lang_decl): New function.
5874 (c_expand_start_cond): Change prototype.
5875 (c_finish_then): New function.
5876 (c_finish_else): Likewise.
5877 (current_function_name_declared): Remove.
5878 (set_current_function_name_declared): Likewise.
5879 (mark_c_language_function): Declare.
5880 (case_compare): Likewise.
5881 (c_add_case_label): Likewise.
5882 (c_expand_expr): Likewise.
5883 (c_safe_from_p): Likewise.
5884 * c-common.c (lang_expand_function_end): New variable.
5885 (struct if_elt): Add if_stmt.
5886 (c_expand_start_cond): Add the if-statement to the statement-tree,
5887 rather than generating RTL.
5888 (c_finish_then): New function.
5889 (c_expand_start_else): Don't generate RTL.
5890 (c_finish_else): New function.
5891 (c_expand_expr_stmt): Don't generate RTL.
5892 (statement_code_p): Add SCOPE_STMT.
5893 (case_compare): New function.
5894 (c_add_case_label): Likewise.
5895 (mark_stmt_tree): Likewise.
5896 (c_mark_lang_decl): Likewise.
5897 (mark_c_language_function): Likewise.
5898 (c_expand_expr): Likewise.
5899 (c_safe_from_p): Likewise.
5900 * c-decl.c (c_stmt_tree): New variable
5901 (c_scope_stmt_stack): Likewise.
5902 (c_function_name_declared_p): Likewise.
5903 (lang_expand_expr_stmt): Remove.
5904 (poplevel): Don't call output_inline_function for nested
5906 (pushdecl): Don't set DECL_CONTEXT for a local declaration of an
5908 (redeclaration_error_message): Change means of computing whether
5909 or not a function is nested.
5910 (lookup_label): Don't call label_rtx.
5911 (init_decl_processing): Add more GC roots.
5912 (start_decl): Add DECL_STMTs to the statement-tree, rather than
5913 calling rest_of_decl_compilation.
5914 (finish_decl): Don't call expand_decl.
5915 (store_parm_decls): Begin the statement-tree, but don't generate
5917 (finish_function): Tie off the statement-tree. Call c_expand_body
5919 (c_expand_body): New function.
5920 (push_c_function_context): Save more information.
5921 (pop_c_function_contxt): Likewise.
5922 (copy_lang_decl): Now that we use DECL_LANG_SPECIFIC, copy it.
5923 (lang_mark_tree): Mark it.
5924 (current_stmt_tree): Adjust.
5925 (current_scope_stmt_stack): New function.
5927 (set_current_name_declared): Likewise.
5928 (c_begin_compound_stmt): Define.
5929 (c_expand_decl_stmt): Likewise.
5930 * c-lang.c: Include rtl.h and expr.h.
5931 (lang_init): Set more language-specific hooks.
5932 * c-lex.c: Include expr.h.
5933 * c-parse.in: Changes throughout to add statements to the
5934 statement-tree, rather than generating RTL after every statement.
5935 * c-semantics.c (lang_expand_decl_stmt): Define.
5936 (add_decl_stmt): New function.
5937 (add_scope_stmt): Likewise.
5938 (finish_stmt_tree): Tweak.
5939 (genrtl_expr_stmt): Likewise.
5940 (genrtl_decl_stmt): Handle local labels, and call
5941 lang_expand_decl_stmt if required.
5942 (genrtl_for_stmt): Fix line-number handling.
5943 (genrtl_case_label): Handle cleanups.
5944 (genrtl_asm_stmt): Don't call combine_strings.
5945 (genrtl_compound_stmt): Simplify.
5946 (expand_stmt): Handle SCOPE_STMTs.
5947 * c-tree.h (struct lang_decl): New structure.
5948 (C_DECLARED_LABEL_FLAG): Remove.
5949 (c_begin_compound_stmt): Declare.
5950 (c_expand_decl_stmt): Likewise.
5951 (c_expand_start_case): Rename to c_start_case.
5952 (c_finish_case): New function.
5953 * c-typeck.c (start_init): Tweak setting of
5954 constructor_incremental.
5955 (c_expand_asm_operands): Tweak error-handling. Add to the
5957 (c_expand_return): Add to the statement-tree.
5958 (c_expand_start_case): Rename to ...
5959 (c_start_case): ... this.
5960 (struct c_switch): New type.
5961 (switch_stack): New variable.
5962 (do_case): Simplify.
5963 (c_finish_case): New function.
5964 * dependence.c: Include expr.h.
5965 (enum dependence_type): Change spelling of enumerals.
5966 (check_node_dependence): Adjust.
5967 * expr.h (lang_safe_from_p): Declare.
5968 (safe_from_p): Likewise.
5969 * expr.c (lang_safe_from_p): New variable.
5970 (safe_from_p): Give it external linkage. Use lang_safe_from_p.
5971 * stmt.c (expand_expr_stmt): Avoid clobberring of last_expr_type.
5972 * toplev.c (rest_of_decl_compilation): Robustify.
5973 * tree.c (contains_placeholder_p): Likewise.
5974 * Makefile.in: Update dependencies.
5975 * objc/objc-act.h: Adjust calculation of value for dummy_tree_code.
5976 * objc/objc-act.c: Include rtl.h, expr.h, and c-common.h.
5977 (objc_expand_function_end): New function.
5978 (finish_method_def): Use it.
5979 (init_objc): Initialize more language-specific hooks.
5980 * objc/Make-lang.in: Update dependencies.
5982 2000-09-16 Geoffrey Keating <geoffk@cygnus.com>
5984 * configure.in: Define macros that affect features before
5985 testing for features. Don't define _XOPEN_SOURCE.
5986 * configure: Regenerated.
5987 * config.in: Regenerated.
5989 Sat Sep 16 19:42:50 EDT 2000 John Wehle (john@feith.com)
5991 * rtlanal.c (rtx_varies_p): Volatile asms vary.
5992 (rtx_unstable_p): Restructure code. Volatile asms
5995 Sat Sep 16 14:35:55 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5997 * function.h (no_debugging_symbols): New field.
5998 * integrate.c (save_for_inline): Renamed from save_for_inline_nocopy.
5999 Initialize no_debugging_symbols.
6000 (output_inline_function): Save and restore write_symbols and set from
6001 no_debugging_symbols.
6002 * toplev.c (rest_of_compilation): Call save_for_inline.
6003 * tree.h: Update comment.
6005 * stor-layout.c (place_field): Don't do anything if field or
6006 its type are ERROR_MARK.
6008 Sat Sep 16 19:14:00 2000 Laurynas Biveinis <lauras@softhome.net>
6010 * cppfiles.c (purge_cache): Use munmap only if MMAP_THRESHOLD defined.
6011 (read_include_file): Ensure inc->mmaped is initialized.
6013 2000-09-16 Richard Henderson <rth@cygnus.com>
6015 * cppiles.c (purge_cache): Use PTR not caddr_t.
6017 2000-09-16 Hans-Peter Nilsson <hp@axis.com>
6019 * gcc.c: In description for %{<S}, say the option removed is -S.
6020 * invoke.texi (Spec Files): Ditto.
6022 2000-09-16 Andreas Jaeger <aj@suse.de>
6024 * configure.in: Always define _GNU_SOURCE to make interfaces
6025 visible that were hidden by only defining _GNU_SOURCE.
6026 * configure: Regenerated.
6028 Sat 16-Sep-2000 08:13:45 BST Neil Booth <NeilB@earthling.net>
6030 * cpplex.c (push_macro_context): Set an argument's level after
6031 calling parse_args. We could loop infinitely otherwise.
6033 2000-09-15 Tom Tromey <tromey@cygnus.com>
6035 * configure, config.in: Rebuilt.
6036 * configure.in: Check for iconv.h. Define _XOPEN_SOURCE.
6038 2000-09-15 Greg McGary <greg@mcgary.org>
6040 * cppmacro.c (check_trad_stringification): Check token
6041 text pointers against limit before dereferencing.
6043 2000-09-15 Joseph S. Myers <jsm28@cam.ac.uk>
6045 * c-common.c (format_wanted_type): New structure.
6046 (check_format_types): New function.
6047 (check_format_info): Pass all checking of types of format
6048 arguments, including width and precision arguments, to this new
6051 2000-09-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6053 * BUGS: Remove file.
6055 2000-09-15 Jakub Jelinek <jakub@redhat.com>
6057 * config/alpha/alpha.c (override_options): ev6 cache latencies
6058 from Richard Henderson. Don't allow -mmemory-latency=L0.
6060 * config/alpha/alpha.h (TARGET_CPU_EV5, TARGET_CPU_EV6): Define.
6061 (TARGET_OPTIONS): Add tune=.
6062 (alpha_tune_string): Declare.
6063 * config/alpha/alpha.c (override_options): Add cpu_table.
6064 Use alpha_cpu_string first to set both alpha_cpu and target_flags
6065 and then alpha_tune_string to set alpha_cpu only.
6066 Replace tests for PROCESSOR_EV* with TARGET_CPU_EV* tests.
6067 * config/alpha/elf.h (ASM_FILE_START): Likewise.
6068 * config/alpha/osf.h (ASM_FILE_START): Likewise.
6069 * config/alpha/openbsd.h (ASM_FILE_START): Likewise.
6071 Fri Sep 15 19:45:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
6073 * i386-protos.h (no_comparison_operator, uno_comparison_operator):
6075 (ix86_comparison_operator, ix86_cc_mode): Declare
6076 * i386.h (CCGC, CCGCO): New modes.
6077 (SELECT_CC_MODE): Move offline to ....
6078 * i386.c (ix86_cc_mode): .... here; use new modes.
6079 (ix86_comparison_operator): New.
6080 (fcmov_comparison_operator): Ensure proper mode.
6081 (put_condition_mode): More sanity checking.
6082 (ix86_match_ccmode): Handle new modes.
6083 (ix86_expand_fp_compare): GEU requires CCmode.
6084 (ix86_expand_strlensi_unroll_1): Use emit_cmp_and_jump_insn instead of
6086 * i386.md (cmp?i_ccz_1): Remove
6087 (cmp?i_ccno_1): Use ix86_match_ccmode.
6088 (cmp?i_minus_1): New.
6089 (cmpsi_1): New expander.
6090 (cmpqi_ext_1): Use match_ccmode
6091 (cmpqi_ext_3): New expander.
6092 (cmpqi_ext_3_insn): Rename from cmpqi_ext_3.
6093 (cmpqi_ext_4): Use match_ccmode.
6094 (add?i_?): Use match_ccmode.
6096 (test?i_ccz_1): Remove
6098 (testsi_ccno_1, testqi_ccz_1, testqi_ext_ccno_0): New expander.
6099 (testqi_ext_0): Use ix86_match_ccmode.
6100 (*xorqi_cc_ext_1): Use ix86_match_ccmode.
6101 (xorqi_cc_ext_1): New expander.
6102 (shift patterns): Use CCGOCmode for all shifts except for sar.
6103 (setcc_?, jcc_?, miv?icc_nic): Use ix86_comparison_operator.
6104 (setcc_3, jcc_3, miv?icc_c): Remove.
6106 2000-09-15 Will Cohen <wcohen@redhat.com>
6108 * dwarf2out.c (add_const_value_attribute): Changed array into a
6109 xmalloced object, so it exists after function exit.
6110 (free_AT): Added case for dw_val_class_float to free allocated
6113 2000-09-15 Kazu Hirata <kazu@hxi.com>
6115 * config/i386/i386.md: Fix a comment typo.
6116 * gcc.c: Fix formatting.
6118 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
6120 * optabs.c (emit_libcall_block): If target is a user variable,
6121 copy to a temporary first.
6122 * expr.c (convert_move): When generating a libcall, make a libcall
6124 * calls.c (emit_library_call_value_1): Don't create a libcall
6125 sequence here; our caller will in most cases do it.
6127 * sh.h (SECONDARY_INPUT_RELOAD_CLASS): Handle moving T, MACL or
6129 (SECONDARY_OUTPUT_RELOAD_CLASS): Similar case.
6130 * sh.md (reload_outsf): Generate recognizable patterns for
6132 (floatsisf2, floatsisf2_ie, floatsisf2_i4, fix_truncsfsi2,
6133 fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i, fix_truncdfsi2,
6134 fix_truncdfsi2_i, extendsfdf2, extendsfdf2_i4, truncdfsf2,
6135 truncdfsf2_i4): Change not to use explicit references to fpul.
6136 (floatsisf2_ie): Remove USE of fpscr.
6137 (floatsisf2): Change default expansion to match this.
6138 (fix_truncsfsi2_i4_2, fix_truncdfsi2_i4 & splitters): Comment out
6141 2000-09-15 Richard Henderson <rth@cygnus.com>
6143 * expmed.c (store_bit_field): Consider naturally aligned
6144 memory for direct reference.
6146 2000-09-15 Richard Henderson <rth@cygnus.com>
6148 * config/alpha/alpha.c (alpha_expand_unaligned_load): Force all
6149 AND addresses into alias set 0.
6150 (alpha_expand_unaligned_store): Likewise.
6151 (alpha_expand_unaligned_load_words): Likewise.
6152 (alpha_expand_unaligned_store_words): Likewise.
6154 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
6156 * config/sh/sh.h (CPP_SPEC): For -m4-nofpu, define __SH4_NOFPU__.
6157 * config/sh/lib1funcs.asm (movstr_i4): Also compile if __SH4_NOFPU__
6159 * config/mips/mips.c (mips_va_arg): Args passed by reference have a
6160 rsize of UNITS_PER_WORD.
6162 Fri 15-Sep-2000 06:49:07 BST Neil Booth <NeilB@earthling.net>
6164 * cpplex.c (ON_REST_ARG): Correct the test.
6165 (maybe_paste_with_next): Duplicate a token that fail pasting,
6166 and clear its PASTE_LEFT flag, so that nested pasting attempts
6169 2000-09-14 Richard Henderson <rth@cygnus.com>
6171 * calls.c (precompute_register_parameters): Use COSTS_N_INSNS, not 2.
6172 * cse.c (rtx_cost): Likewise.
6173 * optabls.c (expand_binop): Likewise.
6174 (expand_twoval_binop, prepare_cmp_insn): Likewise.
6175 * regclass.c (copy_cost): Likewise.
6176 * reload1.c (reload_cse_move2add): Likewise.
6178 2000-09-14 Joseph S. Myers <jsm28@cam.ac.uk>
6180 * c-parse.in (reswords): Add _Complex.
6182 2000-09-14 J. David Anglin <dave@hiauly1.hia.nrc.ca>
6184 * gcc.1: Delete documentation for -undef preprocessor option.
6186 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
6188 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
6189 STARTFILE_SPEC, ENDFILE_SPEC): Remove define.
6190 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
6191 Remove undefine before config/elfos.h.
6192 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Comment out.
6194 2000-09-14 Kazu Hirata <kazu@hxi.com>
6196 * invoke.texi (H8/300 Options): Add -ms2600.
6197 * config/h8300.c (h8300_init_once): Output an error when -ms2600
6198 is used without -ms.
6199 * config/h8300.h (TARGET_MAC): New.
6200 (TARGET_SWITCHES): Add -ms2600 and -mno-s2600.
6201 (CONDITIONA_REGISTER_USAGE): Disable the mac register on any
6202 machine other than H8/S2600.
6203 * config/h8300.md: Accept mac instructions on the H8/S2600 instead
6206 2000-09-14 Alexandre Oliva <aoliva@redhat.com>, Bernd Schmidt <bernds@redhat.co.uk>
6208 * reload.c (find_reloads_address_1): Generate reloads for auto_inc
6209 pseudos that refer to the original pseudos, not only to their
6210 equivalent memory locations.
6212 Thu Sep 14 12:10:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6214 * expr.c (expand_expr, case COMPONENT_EXPR): Copy memory attributes
6215 when making new MEM.
6217 * Makefile.in (LN): Remove duplicate definition.
6219 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
6221 From Joern Rennecke:
6222 * local-alloc.c (update_equiv_regs): If there is no REG_EQUAL note
6223 on an insn and function_invariant_p returns nonzero for the source,
6224 add a REG_EQUAL note.
6226 Thu Sep 14 00:51:57 EDT 2000 John Wehle (john@feith.com)
6228 * alias.c (memrefs_conflict_p): An ADDRESSOF doesn't
6229 conflict with frame_pointer_rtx.
6231 2000-09-13 Kazu Hirata <kazu@hxi.com>
6233 * loop.c: Fix formatting.
6236 2000-09-13 Richard Henderson <rth@cygnus.com>
6238 * config/ia64/ia64.md (divsf3): New.
6239 (divsf3_internal_lat, divsf3_internal_thr): New.
6240 (divdf3, divdf3_internal_lat, divdf3_internal_thr): New.
6241 (divtf3, divtf3_internal_lat, divtf3_internal_thr): New.
6242 (adddf3_trunc, subdf3_trunc, muldf3_trunc): New.
6243 (madddf4_trunc, msubdf4_trunc, nmuldf3_trunc): New.
6244 (nmadddf4_alts, nmadddf4_trunc): New.
6245 (addtf3_truncsf, addtf3_truncdf, subtf3_truncsf): New.
6246 (subtf3_truncdf, multf3_truncsf, multf3_truncdf): New.
6247 (multf3_truncsf_alts, multf3_truncdf_alts): New.
6248 (maddtf4_truncsf, maddtf4_truncdf, maddtf4_alts_truncdf): New.
6249 (msubtf4_truncsf, msubtf4_truncdf, nmultf3_truncsf): New.
6250 (nmultf3_truncdf, nmaddtf4_truncsf, nmaddtf4_truncdf): New.
6251 (nmaddtf4_truncdf_alts): New.
6252 (recip_approx): Don't predicate.
6254 2000-09-13 Richard Henderson <rth@cygnus.com>
6256 * config/ia64/lib1funcs.asm (__divsf3): Protect fnorm.s with p6.
6258 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6260 * flags.h (flag_dump_rtl_in_asm): Declare.
6261 * toplev.c (flag_dump_rtl_in_asm): Define.
6262 (decode_d_option): Set flag_dump_rtl_in_asm and flag_print_asm_name
6263 if -dP is specified.
6264 * rtl.h (print_rtx_head): Declare.
6265 * print-rtl.c (print_rtx_head): Define.
6266 (print_rtx): Print the string pointed to by print_rtx_head
6267 at beginning of each dump line.
6268 (print_rtl): Likewise.
6269 (print_rtl_single): Likewise.
6270 * final.c (final_scan_insn): Dump the insn in the assembly
6272 * gcc.1: Document -dP option.
6273 * invoke.texi (Debugging Options): Likewise.
6275 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6277 * md.texi (Machine Constraints): Document the 68HC11 constraints.
6278 * install.texi (Configurations): Document the 68HC11&68HC12 port.
6279 * invoke.texi (Option Summary, M68hc1x Options): Document the options.
6281 Tue Sep 12 13:51:13 2000 Denis Chertykov <denisc@overta.ru>
6283 * config/avr/avr.h (ASSEMBLER_DIALECT): New macro declared.
6284 * config/avr/avr.md (*movstrqi_insn): Cleanup output template.
6285 (*clrstrqi): Likewise.
6286 (xorhi3,xorsi3,absqi2): Likewise.
6287 (one_cmplhi2,one_cmplsi2): Likewise.
6288 (addsi3): Two stupid constraint alternatives removed.
6289 (extendhisi2): Use `movw' for enhanced avr cores.
6290 (zero_extendhisi2): Likewise.
6292 Wed Sep 13 02:31:23 EDT 2000 John Wehle (john@feith.com)
6294 * alias.c (find_base_term): Use frame_pointer_rtx
6295 when handling an ADDRESSOF.
6297 * cse.c (canon_hash): Handle USE of BLKmode memory.
6298 (cse_insn): Outgoing arguments for a libcall don't
6299 affect any recorded expressions.
6301 2000-09-12 Tom Tromey <tromey@cygnus.com>
6303 * configure, config.in: Rebuilt.
6304 * configure.in: Check for iconv, nl_langinfo, langinfo.h.
6306 2000-09-12 Jakub Jelinek <jakub@redhat.com>
6308 * c-lex.c (lex_string): Use charwidth to compute bytemask.
6309 * expr.c (expand_expr): Don't optimize constant array references
6310 initialized with wide string constants.
6312 2000-09-13 Michael Hayes <mhayes@cygnus.com>
6314 * loop.c (note_set_pseudo_multiple_uses): Correct.
6316 2000-09-12 Jim Wilson <wilson@cygnus.com>
6318 * ifcvt.c (noce_process_if_block): If A and B are the same, and no
6319 else block, and X has side-effects, then fail.
6321 2000-09-12 Greg McGary <greg@mcgary.org>
6323 * config/mips/mips-protos.h
6324 (trap_cmp_op, mips_gen_conditional_trap): New func decls.
6325 * config/mips/mips.h (ISA_HAS_COND_TRAP): New macro.
6326 (PREDICATE_CODES): Add "trap_cmp_op".
6327 * config/mips/mips.c
6328 (trap_cmp_op, mips_gen_conditional_trap): New functions.
6329 * config/mips/mips.md (trap, conditional_trap): New patterns.
6331 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
6333 * flow.c (try_pre_increment_1): Don't do anything to sets of the stack
6336 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6338 * builtins.c (built_in_decls): New array.
6339 (expand_builtin_fputs): New function.
6340 (expand_builtin): Handle BUILT_IN_FPUTC and BUILT_IN_FPUTS.
6342 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTS): New members.
6344 * c-common.c (c_common_nodes_and_builtins): Handle fputc/fputs.
6346 * tree.h (built_in_decls): New array.
6348 Tue Sep 12 08:53:57 2000 Jeffrey A Law (law@cygnus.com)
6350 * convex.md: Use "+" instead of "=" for outputs wrapped in a
6352 * i370.md, i386.md, ns32k.md, sh.md, vax.md: Likewise.
6354 2000-09-12 Kazu Hirata <kazu@hxi.com>
6356 * haifa-sched.c: Fix formatting.
6358 * genattrtab.c: Fix formatting.
6360 * unroll.c: Fix formatting.
6362 2000-09-12 Bruce Korb <bkorb@gnu.org>
6364 * fixinc/fixfixes.c: make a type for the fix procedure & use it,
6365 remove obsolete code
6366 * fixinc/fixincl.c: Use PARAMS, not _P_. Add no-op default to switch.
6367 * fixinc/fixincl.tpl: make non-exported arrays static scope
6368 * fixinc/fixincl.x: regenerate
6369 * fixinc/fixlib.h: Use PARAMS, not _P_
6370 * fixinc/fixtests.c: make a type for the test proc & use it
6371 * fixinc/server.h: Use PARAMS, not _P_
6373 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6375 * c-typeck.c (process_init_element): Avoid union init warnings on
6376 floating point zero. Don't crash on unions containing structs.
6378 2000-09-12 Alexandre Oliva <aoliva@redhat.com>
6380 * config/sh/sh.h (PREDICATE_CODES): Add CONST_DOUBLE to
6381 general_movsrc_operand, and remove CONST_INT from
6382 general_movdst_operand.
6384 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
6386 * cse.c (approx_reg_cost): If SMALL_REGISTER_CLASSES, return INT_MAX
6387 if a reference to non-fixed hardreg is seen. Otherwise, count hard
6388 regs with a higher cost.
6389 (preferrable): Deal with cases where either cost or regcost is
6391 (cse_insn): Use MAX_COST rather than 10000. Always initialize
6393 (COSTS_N_INSNS): Move definition...
6395 (MAX_COST): New macro.
6396 * loop.c (init_loop): Use COSTS_N_INSNS macro instead of hardcoded
6399 2000-09-11 Mark Mitchell <mark@codesourcery.com>
6401 * c-common.h (genrtl_clear_out_block): Remove.
6402 * c-semantics.c (genrtl_clear_out_block): Remove.
6403 (genrtl_while_stmt): Don't call it.
6404 (genrtl_for_stmt): Likewise.
6406 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
6408 * cppfiles.c: Move all default-#defines to top of file.
6409 (open_include_file): Replace by lookup_include_file.
6410 (read_with_read, read_file): Merged into read_include_file.
6411 (stack_include_file, purge_cache): New functions.
6412 (close_cached_fd): Delete.
6413 (lookup_include_file, read_include_file, _cpp_pop_file_buffer):
6414 Cache the in-memory buffer, not the file descriptor.
6416 * cpphash.h (struct include_file): Add buffer, st, refcnt,
6418 (xcnew): New utility macro.
6419 (DO_NOT_REREAD, NEVER_REREAD): Move up by struct include_file.
6420 * cpplib.h (struct cpp_buffer): Remove mapped field.
6422 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
6424 * cpplex.c (parse_string): Accept backslash space newline as a
6426 (lex_line): Likewise.
6427 (_cpp_get_token): Remove hard limit on macro nesting.
6429 2000-09-12 Philipp Thomas <pthomas@suse.de>
6431 * aclocal.m4 (AM_WITH_NLS): Don't force use of included gettext.
6432 * configure: Rebuilt.
6434 2000-09-13 Michael Hayes <mhayes@cygnus.com>
6436 * flow.c (split_block): Fix update of registers live at
6439 Tue Sep 12 01:51:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
6441 * i386.md (add?i_3, add?i_5): New.
6442 (add?i_4): Rename from add?i_3; Fix compare pattern.
6443 (sub?i_3, xor?i_3, ior?i_3): New.
6445 * genrecog.c (write_tree): Output code to clear insn_extract cache.
6446 * genattrtab.c (write_attr_case): Gen call to extract_insn_cache
6447 instead of extract_insn and extract_constrain_insn_cache instead of
6448 extract_insn and constrain_operands.
6449 * recog.c (extract_insn_cached, extract_constrain_insn_cached):
6451 (extract_insn): Clear which_alternative.
6452 (constrain_operands): Set which_alternative to -1 when failed.
6453 * recog.h (extract_constrain_insn_cached, extract_insn_cached):
6456 2000-09-11 Matthew Hiller <hiller@redhat.com>
6458 * config/h8300/h8300.md (movstrictqi): Changed constraint modifier
6459 on operand 0 to '+'.
6460 (movstricthi): Likewise.
6462 2000-09-12 Michael Hayes <mhayes@cygnus.com>
6464 * loop.h (LOOP_IVS): New macro.
6465 (REG_IV_TYPE, REG_IV_INFO): Add ivs argument.
6466 (struct loop_ivs): New.
6467 (struct loop_info): Add ivs field.
6468 (reg_iv_type, reg_iv_info): Delete prototype.
6469 (reg_biv_class, loop_iv_list): Likewise.
6470 * loop.c (record_biv, find_life_end): Pass loop argument.
6471 (reg_iv_type): Remove global array and use
6472 field in loop_regs structure within loop_ivs structure.
6473 (reg_iv_info, reg_biv_class, loop_iv_list): Likewise.
6474 (first_increment_giv, last_increment_giv): Use entry in
6476 (record_initial): Pass ivs pointer.
6477 * unroll.c (copy_loop_body, remap_split_bivs): Add loop argument.
6479 2000-09-12 Michael Hayes <mhayes@cygnus.com>
6481 * loop.h (LOOP_REGS): New macro.
6482 (struct loop_regs): New.
6483 (struct loop_info): Add regs field.
6484 * loop.c (set_in_loop): Remove global array and store
6485 in loop_regs structure as part of loop_info structure.
6486 (n_times_set, may_not_optimize): Likewise.
6487 (reg_single_usage, moved_once): Likewise.
6488 (count_one_set): Add regs argument.
6489 (combine_movables, rtx_equal_for_loop_p, combine_givs): Likewise.
6490 (set_pseudo_multiple_uses): Pass regs pointer.
6492 2000-09-12 Michael Hayes <mhayes@cygnus.com>
6494 * unroll.c (iteration_info): Subsume into loop_iterations.
6495 * loop.h (loop_info): New field iv.
6497 2000-09-12 Michael Hayes <mhayes@cygnus.com>
6499 * basic-block.h (LOOP_TREE, LOOP_PRE_HEADER, LOOP_EDGES): New.
6500 (LOOP_EXITS_DOMS, LOOP_ALL): Likewise.
6501 (flow_loops_update): New prototype.
6502 (flow_loops_find): Add flags to prototype.
6503 (struct loop): Add `pre_header_root' and `pre_header_trace' fields.
6504 * flow.c (flow_loop_pre_header_scan): New.
6505 (flow_loop_dump): Dump pre-header root and trace and exit dominators.
6506 (flow_loop_free): Free pre-header root and trace and exit dominators.
6507 (flow_loops_find): New argument flags.
6508 (flow_loops_update): New function.
6509 * toplev.c (rest_of_compilation): Add flag argument to flow_loops_find.
6511 2000-09-12 Michael Hayes <mhayes@cygnus.com>
6513 * basic-block.h (split_block, update_bb_for_insn): New prototypes.
6514 * flow.c (split_block, update_bb_for_insn): New functions.
6516 2000-09-11 Richard Henderson <rth@cygnus.com>
6518 * cse.c (fold_rtx): Honor NO_FUNCTION_CSE.
6520 2000-09-11 Richard Henderson <rth@cygnus.com>
6522 * config/ia64/ia64-protos.h (fr_nonimmediate_operand): Declare.
6523 * config/ia64/ia64.c (fr_nonimmediate_operand): New.
6524 (ia64_override_options): Prevent optimizing division for both
6525 latency and throughput.
6526 (rtx_needs_barrier): Handle frcpa.
6527 * config/ia64/ia64.h (MASK_INLINE_DIV_LAT): New.
6528 (MASK_INLINE_DIV_THR, TARGET_INLINE_DIV_LAT): New.
6529 (TARGET_INLINE_DIV_THR, TARGET_INLINE_DIV): New.
6530 (TARGET_SWITCHES): Add -minline-divide-min-latency and
6531 -minline-divide-max-throughput.
6532 (PREDICATE_CODES): Update.
6533 * config/ia64/ia64.md (extendsidi2): Remove * from f case.
6534 (zero_extendsidi2): Likewise. Fix typo in f case insn.
6535 (extendsfdf2): Add cases for gr<->fr and fr<->mem.
6536 (extendsftf2): Likewise.
6537 (extenddftf2): Likewise.
6538 (fix_trunctfdi2_alts): New.
6539 (fixuns_trunctfdi2_alts): New.
6540 (madd*4): Rename from madd*3.
6541 (divsi3, modsi3, udivsi3, umodsi3): New.
6542 (divsi3_internal): New.
6543 (divdi3, moddi3, udivdi3, umoddi3): New.
6544 (divdi3_internal_lat, divdi3_internal_thr): New.
6545 (multf3_alts, maddtf4_alts, nmaddtf4_alts): New.
6546 (recip_approx): New.
6548 2000-09-11 Alexandre Oliva <aoliva@redhat.com>
6550 * print-rtl.c (debug_call_placeholder_verbose): New variable.
6551 (print_rtx) [CALL_PLACEHOLDER]: Dump all call sequences if it is
6553 * integrate.c (copy_rtx_and_substitute): Don't share
6554 LEAF_REG_REMAPpable registers with the inlined function. Don't
6555 share the function value with calling sequences.
6557 2000-09-11 Jakub Jelinek <jakub@redhat.com>
6559 * c-decl.c (do_case): Fix a typo.
6561 * combine.c (simplify_if_then_else): Don't convert a == b ? b : a
6562 to a if the comparison is floating mode and not -ffast-math.
6563 * simplify-rtx.c (simplify_ternary_operation): Likewise.
6565 Mon Sep 11 20:07:48 2000 J"orn Rennecke <amylaar@redhat.co.uk>
6567 * sh.h (INITIALIZE_TRAMPOLINE): Remove stray call to
6568 gen_ic_invalidate_line.
6570 2000-09-11 Philip Blundell <pb@futuretv.com>
6572 * config/arm/elf.h (SUBTARGET_CPP_SPEC): Don't define `arm_elf'.
6574 Mon Sep 11 10:48:41 2000 Ulrich Drepper <drepper@redhat.com>
6576 * install.texi (LANGUAGES): Update to include new languages.
6579 2000-09-11 DJ Delorie <dj@redhat.com>
6581 * gcc.c (main): Don't warn about unused -B prefixes
6582 (unused_prefix_warnings): remove
6584 2000-09-11 Kazu Hirata <kazu@hxi.com>
6586 * final.c: Fix formatting.
6588 * integrate.c: Fix formatting.
6590 2000-09-11 Geoff Keating <geoffk@cygnus.com>
6592 * alias.c (memrefs_conflict_p): An ADDRESSOF does conflict, sorry.
6594 2000-09-11 Bernd Schmidt <bernds@redhat.co.uk>
6596 * reload.c (regno_clobbered_p): Fix thinko in previous change.
6598 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6600 * gcc.1: Document 68hc11 specific options.
6602 2000-09-10 Geoff Keating <geoffk@cygnus.com>
6604 * config/rs6000/sysv4.h (MASK_LONG_DOUBLE_128): Define.
6605 (TARGET_LONG_DOUBLE_128): Define.
6606 (SUBTARGET_SWITCHES): Add -mlong-double-64 and -mlong-double-128.
6607 (LONG_DOUBLE_TYPE_SIZE): Redefine.
6608 (MAX_LONG_DOUBLE_TYPE_SIZE): Define.
6609 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on definition
6610 of __LONG_DOUBLE_128__.
6611 (CPP_SYSV_SPEC): Define __LONG_DOUBLE_128__ if -mlong-double-128
6613 (CPP_LONGDOUBLE_DEFAULT_SPEC): Define.
6614 (CPP_SYSV_DEFAULT_SPEC): Define.
6615 (SUBTARGET_EXTRA_SPECS): Add cpp_longdouble_default.
6616 (INIT_TARGET_OPTABS): Define.
6618 * config/rs6000/aix.h (RS6000_ITRUNC): Moved from rs6000.h.
6619 (RS6000_UITRUNC): Likewise.
6620 (INIT_TARGET_OPTABS): New macro.
6621 * config/rs6000/rs6000.c (rs6000_trunc_used): Delete.
6622 (trunc_defined): Delete.
6623 (output_prolog): Don't output .extern definitions for fp->int
6624 conversion routines, ASM_OUTPUT_EXTERNAL_LIBCALL will do it.
6625 * config/rs6000/rs6000.h (rs6000_trunc_used): Delete.
6626 (trunc_defined): Delete.
6627 (RS6000_ITRUNC): Moved to aix.h.
6628 (RS6000_UITRUNC): Likewise.
6629 * config/rs6000/rs6000.md (fix_truncdfsi2): Fail if it would
6630 only emit a libcall.
6631 (fixuns_truncdfsi2): Delete.
6632 (trunc_call): Delete.
6633 (trunc_call_rtl): Delete.
6635 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
6637 * varasm.c (make_decl_rtl): Restore leading star on
6638 DECL_ASSEMBLER_NAME set for decls with an asmspec.
6640 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
6642 * c-pragma.c (handle_pragma_pack): Correct parsing logic so it
6643 won't give a spurious error for '#pragma pack()'. Simplify
6644 control flow for readability. 'reset' action is not necessary.
6646 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
6648 * defaults.h: Provide default definitions for: CHAR_TYPE_SIZE,
6649 SHORT_TYPE_SIZE, INT_TYPE_SIZE, LONG_TYPE_SIZE,
6650 LONG_LONG_TYPE_SIZE, WCHAR_TYPE_SIZE, FLOAT_TYPE_SIZE,
6651 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE, and WCHAR_UNSIGNED.
6653 * cppexp.c, dwarfout.c, dwarf2out.c, emit-rtl.c, final.c, optabs.c,
6654 profile.c, sdbout.c, tradcif.y, tree.c:
6655 Include defaults.h if not already included.
6656 Don't define the above macros.
6658 * Makefile.in: Update dependencies.
6660 2000-09-10 Mark Mitchell <mark@codesourcery.com>
6662 * c-common.h (add_stmt): Change prototype.
6663 (RECHAIN_STMTS): New macro.
6664 (CASE_LABEL_DECL): Likewise.
6665 (genrtl_case_label): Change prototype.
6666 (c_expand_start_case): Remove prototype.
6667 (build_case_label): Change prototype.
6668 (decl_constant_value): Declare.
6669 * c-common.c (check_case_value): Handle C++'s extensions to C
6671 * c-commnon.def (CASE_LABEL): Add room for the CASE_LABEL_DECL
6673 * c-parse.in (stmt): Adjust handling of return statements and case
6675 * c-semantics.c (add_stmt): Return the new statement.
6676 (genrtl_return_stmt): Take the RETURN_STMT as input, not the
6677 returned expression. Directly generate RTL, rather than calling
6679 (genrtl_switch_stmt): Don't call c_expand_start_case.
6680 (build_case_label): Take the LABEL_DECL as input, too.
6681 (genrtl_case_label): Just call add_case_node.
6682 (expand_stmt): Adjust calls to genrtl_return_stmt and
6684 * c-tree.h (c_expand_start_case): Declare.
6685 * c-typeck.c (decl_constant_value): Give it external linkage.
6686 (c_expand_return): Don't call expand_return or expand_null_return;
6687 use genrtl_return_stmt instead.
6688 * stmt.c (struct nesting): Remove num_ranges field.
6689 (add_case_node): Give it external linkage.
6690 (expand_start_case): Don't set num_ranges.
6691 (expand_start_case_dummy): Don't clear it.
6692 (pushcase): Rely on add_case_node to handle `default' labels.
6693 (add_case_node): Handle `default' labels.
6694 * tree.c (tree_int_cst_compare): New function.
6695 * tree.h (tree_int_cst_compare): Declare.
6696 (add_case_node): Likewise.
6698 2000-09-10 Richard Henderson <rth@cygnus.com>
6700 * c-parse.in: Revert last change.
6701 (init_reswords): Do not enter disabled keywords into the ridpointers
6702 table, modulo objc weirdness.
6703 (_yylex): Return the canonical spelling for a keyword.
6705 2000-09-10 Philip Blundell <philb@gnu.org>
6707 * config/arm/arm.h (CPP_ISA_SPEC): Don't define `arm' or `thumb'.
6708 * config/arm/linux-elf.h (CPP_PREDEFINES): Don't define `__arm__'.
6710 Sun Sep 10 14:30:28 EDT 2000 John Wehle (john@feith.com)
6712 * alias.c (find_base_term): Handle ADDRESSOF.
6713 (memrefs_conflict_p): An ADDRESSOF doesn't conflict.
6715 2000-09-10 Denis Chertykov <denisc@overta.ru>
6717 * genoutput.c (output_insn_data): Translate <NEWLINE> to \n\ while
6718 outputting templates with many lines.
6720 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6722 * libgcc2.h: Use LONG_LONG_TYPE_SIZE instead of MIN_UNITS_PER_WORD
6723 to decide whether 64-bit support must be generated.
6725 2000-09-10 Richard Henderson <rth@cygnus.com>
6727 * c-parse.in (asm patterns): Fix volatile check.
6729 2000-09-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6731 * cppmacro.c (check_trad_stringification): New function.
6732 (save_expansion): If -Wtraditional, warn about stringification of
6735 2000-09-11 Michael Hayes <mhayes@cygnus.com>
6737 * loop.h (struct loop_mem_info): Move from loop.c
6738 (struct loop_info): Add fields store_mems, mems, mems_idx,
6739 mems_allocated, unknown_address_altered,
6740 unknown_constant_address_altered, num_mem_sets, and
6741 first_loop_store_insn.
6743 * loop.c (loop_store_mems): Replace with field in loop_info struct.
6744 (loop_mems, loop_mems_idx, loop_mems_allocated): Likewise.
6745 (unknown_address_altered, unknown_constant_address_altered): Likewise.
6746 (num_mem_sets): Likewise.
6747 (replace_loop_mems, replace_loop_regs): New.
6748 (struct loop_replace_args): New.
6749 (load_mems): Use replace_loop_mems.
6750 (try_copy_prop): Use replace_loop_regs.
6751 (replace_loop_reg, replace_loop_mem): Use loop_replace_args structure.
6753 2000-09-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6755 * configure.in: Recognize m6811-elf and m6812-elf.
6756 * configure: Regenerate.
6758 2000-09-09 Geoff Keating <geoffk@cygnus.com>
6760 * recog.c (validate_replace_rtx_1): Correct MODE parameter in call
6763 2000-09-10 Michael Hayes <mhayes@cygnus.com>
6765 * loop.c (struct movables): New.
6766 (num_movables): Move into struct movables.
6767 (the_movables): Change type to struct movables.
6768 (ignore_some_movables): Change struct movable arg to struct movables.
6769 (force_movables, combine_movables, regs_match_p): Likewise.
6770 (rtx_equal_for_loop_p, move_movables): Likewise.
6771 (scan_loop): Change movables to be of type struct movables.
6772 Replace last_movable with field in movables structure.
6774 2000-09-08 Zack Weinberg <zack@wolery.cumb.org>
6776 * c-pragma.c: Don't elide entire file if !HANDLE_GENERIC_PRAGMAS.
6777 (init_pragma): Avoid warning if pfile happens to be unused.
6778 * c-pragma.h: Never define HANDLE_GENERIC_PRAGMAS. Never
6779 define init_pragma to nothing. Always prototype
6780 init_pragma. Prototype dispatch_pragma if !USE_CPPLIB.
6782 * c-lex.c (process_directive): Always call dispatch_pragma.
6783 Initialize entering_c_header to 0.
6785 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6787 * config/m68hc11/m68hc11.md: New file, machine description for
6789 * config/m68hc11/m68hc11.h: New file, definitions for 68HC11 & 68HC12.
6790 * config/m68hc11/m68hc11.c: New file, functions for 68HC11 & 68HC12.
6791 * config/m68hc11/m68hc12.h: New file, definitions for 68HC12.
6792 * config/m68hc11/m68hc11-protos.h: New file.
6793 * config/m68hc11/m68hc11-crt0.S: New file, startup code.
6794 * config/m68hc11/t-m68hc11-gas: New file, makefile fragment.
6795 * config/m68hc11/xm-m68hc11.h: New file, target defs.
6796 * config/m68hc11/larith.asm: New file, libgcc routines.
6798 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6800 * Makefile.in (DPBIT_FUNCS): Add _usi_to_df.
6801 (FPBIT_FUNCS): Add _usi_to_sf.
6802 * config/fp-bit.c (usi_to_float): New function.
6803 * config/fp-bit.h (L_usi_to_sf, L_usi_to_df): Define.
6804 (usi_to_float): Add appropriate #define.
6806 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
6808 * i386-protos.h (sse_comparison_operator, mmx_reg_operand): Declare
6810 * i386.c (sse_comparison_operator, mmx_reg_operand): New functions.
6811 * i386.md (attr "type"): Add sse and mmx types.
6812 (attr "memory"): Handle them without a crash.
6813 (movsi_1, movdi_2): Allow MMX regs.
6814 (movdi splits): Don't split moves involving MMX regs.
6815 (setcc_4): Remove '*' from pattern name so we get a gen_setcc4.
6816 (movv4sf_internal, movv4si_internal, movv8qi_internal,
6817 movv4hi_internal, movv2si_internal, movv8qi, movv4hi, movv2si,
6818 movv4sf, movv4si, pushv4sf, pushv4si, pushv8qi, pushv4hi, pushv2si,
6819 sse_movaps, sse_movups, sse_movmskps, mmx_pmovmskb, mmx_maskmovq,
6820 sse_movntv4sf, sse_movntdi, sse_movhlps, sse_movlhps, sse_movhps,
6821 sse_movlps, sse_loadss, sse_movss, sse_storess, sse_shufps,
6822 addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, mulv4sf3, vmmulv4sf3,
6823 divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2, rsqrtv4sf2, vmrsqrtv4sf2,
6824 sqrtv4sf2, vmsqrtv4sf2, sse_andti3, sse_nandti3, sse_iorti3,
6825 sse_xorti3, maskcmpv4sf3, maskncmpv4sf3, vmmaskcmpv4sf3,
6826 vmmaskncmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
6827 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
6828 cvttps2pi, cvtsi2ss, cvtss2si, cvttss2si, addv8qi3, addv4hi3,
6829 addv2si3, ssaddv8qi3, ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3,
6830 subv4hi3, subv2si3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
6831 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
6832 mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3, mmx_uavgv8qi3,
6833 mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw, mmx_pshufw,
6834 eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3, gtv2si3, umaxv8qi3,
6835 smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3, ashrv2si3, lshrv4hi3,
6836 lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3, mmx_ashldi3,
6837 mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
6838 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
6839 mmx_punpckldq, emms, sfence, ldmxcsr, prefetch, stmxcsr, sse_clrti,
6840 mmx_clrdi): New patterns.
6842 2000-09-08 Richard Earnshaw <rearnsha@arm.com>
6844 * arm.c: Don't include tm.h directly.
6846 Fri Sep 8 14:34:56 MET DST 2000 Jan Hubicka <jh@suse.cz>
6848 * recog.c (validate_replace_rtx_1): Fix confusion about equality
6849 testing; simplify subregs of constants and nested subregs.
6851 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
6853 * config/sh/sh.md (symPLT_label2reg): Use operand3 for PIC reg.
6855 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
6857 * combine.c (combine_simplify_rtx): Try to simplify VEC_SELECT of a
6859 * rtl.texi (description of USE): Add note about possible pitfalls
6861 From Richard Henderson:
6862 * reload1.c (choose_reload_regs): Compute need_mode properly.
6864 2000-09-07 Richard Henderson <rth@cygnus.com>
6866 * config/ia64/lib1funcs.asm (__divsi3): Use .s1 for frcpa.
6867 (__modsi3, __umodsi3): Likewise.
6868 (__udivsi3): Likewise. Normalize the TFmode values.
6870 2000-09-07 Geoff Keating <geoffk@cygnus.com>
6872 * config/rs6000/sol-c0.c (_start): Declare `termfunc' parameter
6874 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Use cast to suppress
6877 Fri Sep 8 03:26:38 2000 J"orn Rennecke <amylaar@redhat.co.uk>
6879 * sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): Remove.
6880 (cmpeqdi_t): Add output pattern.
6881 (cmpeqdi_t+1): Don't split when not optimizing.
6882 Restore proper splitting operation.
6884 2000-09-07 Richard Henderson <rth@cygnus.com>
6886 * c-lex.c (process_directive): If not HANDLE_GENERIC_PRAGMAS,
6887 do not call dispatch_pragma.
6889 2000-09-07 Jim Wilson <wilson@cygnus.com>
6891 * reload.c (push_reload): Use CLASS_CANNOT_CHANGE_MODE_P in addition
6892 to CLASS_CANNOT_CHANGE_MODE.
6893 * config/ia64/ia64.h (CLASS_CANNOT_CHANGE_MODE_P): True only if the
6894 mode classes are different.
6896 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
6898 * cpplib.h (struct cpp_options): Add user_label_prefix member,
6899 left out of commit which removed cppulp.c.
6901 2000-09-07 Richard Henderson <rth@cygnus.com>
6903 * bb-reorder.c (fixup_reorder_chain): Add jump in new block
6904 after switch for CASE_DROPS_THROUGH.
6906 2000-09-07 Richard Henderson <rth@cygnus.com>
6908 * loop.c (strength_reduce): Call check_ext_dependant_givs.
6909 Properly extend the biv initial value for the giv.
6910 (record_biv): Zero ext_dependant.
6911 (record_giv): New argument ext_val. Update all callers.
6912 (general_induction_var): Likewise.
6913 (consec_sets_giv): Likewise.
6914 (simplify_giv_expr): Likewise. Fill in ext_val if we find
6915 a sign-extend, zero-extend, or truncate.
6916 (combine_givs_p): Make sure modes are compatible.
6917 (check_ext_dependant_givs): New.
6918 (extend_value_for_giv): New.
6919 * loop.h (struct induction): Add ext_dependant.
6920 * unroll.c (iteration_info): Extend the biv initial value for the giv.
6921 (find_splittable_givs): Likewise.
6922 (final_giv_value): Likewise.
6924 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
6926 * c-pragma.h: Define HANDLE_GENERIC_PRAGMAS if
6927 REGISTER_TARGET_PRAGMAS is defined. Duplicate some
6928 definitions from cpplib.h.
6929 * cpplib.h: Don't typedef struct cpp_reader if c-pragma.h has
6931 * tm.texi: Document HANDLE_PRAGMA as no longer supported. Add
6932 documentation for REGISTER_TARGET_PRAGMAS.
6934 * c-lex.c: Include cpplib.h before c-pragma.h. Define a
6935 default-pragma callback to implement -Wunknown-pragmas if
6937 * c-parse.in: Move all includes to top of file.
6938 * c-pragma.c: Include cpplib.h before c-pragma.h. Include
6940 (dispatch_pragma): Put the namespace in the -Wunknown-pragmas
6942 (init_pragma): If REGISTER_TARGET_PRAGMAS is defined, call it.
6944 * arm.h, arm-protos.h, arm.c,
6945 c4x.h, c4x-protos.h, c4x.c,
6946 h8300.h, h8300-protos.h, h8300.c,
6947 i370.h, i370-protos.h, i370.c,
6948 i960.h, i960-protos.h, i960.c,
6949 sh.h, sh-protos.h, sh.c,
6950 v850.h, v850-protos.h, v850.c: Convert HANDLE_PRAGMA-based
6951 pragmata scheme to use REGISTER_TARGET_PRAGMAS instead.
6953 * d30v.h: Don't mention HANDLE_PRAGMA in comment. Add
6954 multiple include guard.
6955 * i370.md (untyped_call): Use GEN_CALL.
6956 (umodsi3): Remove unused variable.
6957 * sh/elf.h: Don't undef HANDLE_SYSV_PRAGMA.
6958 * v850.c (output_move_single, output_move_double): Constify
6960 (print_operand): Constify a char *.
6961 * v850.h (struct small_memory_info): Constify name member.
6963 2000-09-07 Kazu Hirata <kazu@hxi.com>
6965 * config/h8300.h: Fix comment typos.
6966 * config/h8300/h8300.md: Likewise.
6967 * config/h8300/lib1funcs.asm: Likewise.
6969 Thu 07-Sep-2000 21:29:00 BST Neil Booth <NeilB@earthling.net>
6971 * Makefile.in: Remove references to cppulp.{c,o}.
6972 * cppinit.c (initialize_builtins, cpp_start_read,
6973 cpp_handle_option): Update to use cpp_options structure.
6976 2000-09-07 Joseph S. Myers <jsm28@cam.ac.uk>
6978 * c-common.c (time_char_table): Allow %#b and %#h.
6980 2000-09-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6982 * reorg.c (find_end_label): If the basic block reorder pass moves the
6983 return insn to some other place try to locate it again and put our
6984 end_of_function_label there.
6985 * reorg.c (relax_delay_slots): Check if find_end_label created a
6986 new label that invalidates the current optimazation.
6988 2000-09-07 Catherine Moore <clm@redhat.com>
6990 * unroll.c (unroll_loop): Check for unconditional jumps
6991 to loop continuation. Delete if n_iterations is 1.
6992 (ujump_to_loop_cont): New routine.
6994 2000-09-07 Bernd Schmidt <bernds@redhat.co.uk>
6996 * rtl.c (class_narrowest_mode): Add entries for MODE_VECTOR_INT and
6998 * reload.c (regno_clobbered_p): Accept new arg, MODE, and use it
6999 to handle multiword modes correctly. All callers and the declaration
7002 2000-09-06 Mark Mitchell <mark@codesourcery.com>
7004 * c-common.h (prep_stmt): Declare.
7005 (lang_expand_stmt): Likewise.
7006 * c-decl.c (lang_expand_stmt): Remove.
7007 * c-semantics.c (lang_expand_stmt): Define.
7008 (prep_stmt): New function.
7009 (expand_stmt): Handle common statement types here.
7011 2000-09-07 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>, Alexandre Oliva <aoliva@redhat.com>
7013 * configure.in (sh-*-linux*): Added.
7014 * configure: Rebuilt.
7015 * config/sh/t-linux: New file.
7016 * config/sh/sh.h (USERMODE_BIT): Define.
7017 (TARGET_USERMODE): Likewise.
7018 (TARGET_SWITCHES): New switches for the bits above.
7019 (INITIALIZE_TRAMPOLINE): Call __ic_invalidate in USERMODE.
7020 * config/sh/linux.h: New file.
7021 * config/sh/lib1funcs.asm (GLOBAL): Don't prefix symbols with
7022 underscore on linux.
7023 (L_sdivsi3, L_udivsi3): Define for linux.
7024 (L_ic_invalidate): Define.
7025 * invoke.texi (SH Options): Document -musermode.
7027 2000-09-07 Alexandre Oliva <aoliva@redhat.com>
7029 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't disable function
7030 CSE unless generating PIC.
7032 * config/sh/sh.md (symPLT_label2reg): Force the initialization of
7035 2000-09-06 H.J. Lu (hjl@gnu.org)
7037 * Makefile.in (clean_s1): Depend on stage_b.
7038 (clean_s2): Depend on stage_d. Don't remove $(VOL_FILES) in
7039 stage2. They are used for "make compare".
7041 2000-09-06 Mark Mitchell <mark@codesourcery.com>
7043 Move statement-tree facilities from C++ to C front-end.
7044 * c-common.h (c_tree_index): Add CTI_VOID_ZERO.
7045 (void_zero_node): New macro.
7046 (struct stmt_tree_s): New type.
7047 (stmt_tree): New typedef.
7048 (struct language_function): New type.
7049 (last_tree): New macro.
7050 (last_expr_type): Likewise.
7051 (walk_tree_fn): New typedef.
7052 (current_stmt_tree): New function.
7053 (begin_stmt_tree): Likewise.
7054 (add_stmt): Likewise.
7055 (finish_stmt_tree): Likewise.
7056 (statement_code_p): Likewise.
7057 (lang_statement_code_p): New variable.
7058 (walk_stmt_tree): New function.
7059 (STMT_IS_FULL_EXPR_P): New macro.
7060 * c-common.c (lang_statement_code_p): New variable.
7061 (c_common_nodes_and_builtins): Initialize void_zero_node.
7062 (statement_code_p): New function.
7063 (walk_stmt_tree): Likewise.
7064 * c-decl.c (language_function): Rename to ...
7065 (c_language_function): ... this. Include language_function.
7066 (push_c_function_context): Adjust accordingly.
7067 (pop_c_function_context): Likewise.
7068 (mark_c_function_context): Likewise.
7069 (current_stmt_tree): Define.
7070 * c-semantics.c (begin_stmt_tree): New function.
7071 (add_stmt): Likewise.
7072 (prune_unused_decls): Likewise.
7073 (finish_stmt_tree): Likewise.
7075 2000-09-06 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7077 * flow.c (insn_dead_p): Detect dead memory stores with auto increments.
7079 2000-09-06 Kazu Hirata <kazu@hxi.com>
7081 * calls.c: Fix formatting.
7083 2000-09-06 Graham Stott <grahams@cygnus.co.uk>
7085 * config/i386/i386.h (ADDRESS_COST): Fix typo.
7087 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
7089 Integrated preprocessor.
7091 * Makefile.in: Remove all references to c-parse.gperf,
7092 c-gperf.h, and c-parse.h. Remove -d from yacc command line
7093 generating c-parse.c. Update dependencies.
7094 * c-parse.gperf, c-gperf.h: Delete.
7096 * c-common.c: Don't define parse_options, cpp_token, yy_cur,
7097 yy_lim, or yy_get_token. Don't define get_directive_line if
7099 * c-common.h: Add multiple include guard. Define RID values
7100 for every keyword in C, C++, and Objective C. Put all the
7102 (struct c_fileinfo, get_fileinfo, dump_time_statistics): New.
7103 * c-decl.c (c_decode_option): Handle -lang-objc here.
7104 (print_lang_identifier): Handle C_IS_RESERVED_WORD case.
7105 (grokdeclarator): Adjust for new RID scheme.
7106 (extract_interface_info): New stub.
7107 * c-lang.c: Don't declare yy_cur or parse_options.
7108 (lang_init_options): Call cpp_init. Don't call
7110 (lang_init): Don't call check_newline if USE_CPPLIB.
7112 * c-lex.c: Don't include c-parse.h. Do include timevar.h.
7113 Elide lots of unnecessary code if USE_CPPLIB. Delete code
7114 rendered unnecessary by new architecture. Move routines not
7115 shared with C++ to c-parse.in. Maintain a local idea of the
7116 line number. Handle C++ as well as C.
7117 [USE_CPPLIB]: Declare and register callbacks for #ident and
7118 for entering/leaving files.
7119 (init_c_lex, c_lex): Are now the entry points to this file.
7120 (check_newline): Break out directive handling to
7122 (read_ucs, is_extended_char, utf8_extend_token): Moved here
7124 (readescape, parse_float): Overhaul.
7125 (lex_number, lex_string, lex_charconst): Break out of c_lex
7127 (get_fileinfo, update_header_times, dump_one_header,
7128 dump_time_statistics): New and/or moved here from C++.
7129 Support per-file data needed by C++ and per-header timing
7130 statistics (C++ only, at the moment).
7131 * c-lex.h: Update prototypes. Add multiple include guard.
7132 * c-tree.h (struct lang_identifier): Add rid_code field.
7133 (C_IS_RESERVED_WORD, C_RID_CODE): New.
7135 * c-parse.in: Include c-pragma.h. Remove unnecesary calls to
7136 reinit_parse_for_function and/or position_after_white_space.
7137 (save_filename, save_lineno): Look ahead before saving.
7138 (label -> identifier ':'): Save file and line before shifting ':'.
7139 (reservedwords): No need to call get_identifier.
7140 (init_parse, finish_parse, yyerror, yylex, yyprint,
7141 make_pointer_declarator): Are now here for C/ObjC.
7142 (rid_to_yy): Conversion table from RID constants to Yacc codes.
7144 * c-pragma.c: Rewrite parsing logic to fit with cpplib's
7145 #pragma registry. Provide dummy implementation of that
7146 interface if !USE_CPPLIB.
7147 * c-pragma.h: Update to match.
7149 * flags.h: Add multiple include guard.
7150 (flag_detailed_statistics): Moved here from C++.
7151 * toplev.c: Define flag_detailed_statistics.
7153 * gcc.c (C specs): Use %(trad_capable_cpp) for -E|-M|-MM case
7155 * timevar.def (TV_CPP, TV_LEX): New.
7156 * timevar.h: Add multiple include guard.
7158 * objc/lang-specs.h: Use %(trad_capable_cpp) for -E|-M|-MM case
7160 * objc/objc-act.c: Don't mention yy_cur or parse_options.
7161 Initialize cpplib properly. Force lineno to 0 after first
7162 call to check_newline. Don't handle -lang-objc here.
7163 Move forget_protocol_qualifiers and remember_protocol_qualifiers here.
7165 2000-09-06 David Edelsohn <edelsohn@gnu.org>
7167 * rs6000.md: Correct function unit definitions for cr_logical and
7169 (sCOND): Additionally fail for sgt, slt, sge, sle if !TARGET_POWER
7170 and use portable method for >=0 and floating point >=. Remove
7171 associated matchers.
7173 2000-09-06 Mark Mitchell <mark@codesourcery.com>
7175 * extend.texi: Mark named return value extension as deprecated.
7177 2000-09-06 Geoff Keating <geoffk@cygnus.com>
7179 * config/rs6000/rs6000.c (rs6000_reverse_condition): Return
7182 2000-09-06 Gabriel Dos Reis <gdr@codesourcery.com>
7184 * toplev.c (display_help): Fix thinko in documentation.
7186 * diagnostic.h (output_buffer::indent_skip): New fields.
7187 (output_indentation): New macro.
7189 * diagnostic.c (output_indent): New function.
7190 (output_set_prefix, clear_diagnostic_info): Use.
7191 (output_emit_prefix): Predict future indentation.
7193 2000-09-06 DJ Delorie <dj@redhat.com>
7195 * Makefile.in (stage_*): add more dependencies to ensure parallel
7196 builds build correctly
7198 2000-09-06 Manfred Hollstein <manfredh@redhat.com>
7200 * Makefile.in (bootstrap-lean): Depend on bootstrap-lean_g,
7201 not bootstrap-lean_f.
7203 2000-09-06 Andreas Schwab <schwab@suse.de>
7205 * mklibgcc.in: Emit rule for libgcc-stage-start.
7206 * Makefile.in (stage1-start, stage2-start, stage3-start,
7207 stage4-start): Don't handle libgcc here, use libgcc.mk instead.
7209 2000-09-06 Bernd Schmidt <bernds@redhat.co.uk>
7211 * local-alloc.c (local_alloc): Ignore CLASS_LIKELY_SPILLED.
7212 (update_equiv_regs): Likewise, except for the mn10200 kludge.
7213 (combine_regs): Likewise.
7215 * Makefile.in (cse.o): Depend on $(BASIC_BLOCK_H).
7216 * cse.c: Include "basic-block.h".
7217 (struct table_elt): New field REGCOST.
7218 (CHEAP_REG): Delete macro.
7219 (COST): Return 0 for REGs.
7220 (approx_reg_cost_1, approx_reg_cost, preferrable): New functions.
7221 (notreg_cost): Return 0 for appropriate SUBREGs.
7222 (COSTS_N_INSNS): Return N * 2.
7223 (rtx_cost): Return 0 for REGs, and use cost of nested rtx for cheap
7225 (CHEAPER): Use new function preferrable.
7226 (insert): Initialize REGCOST member.
7227 (find_best_addr): Use approx_reg_cost for estimation of register
7229 (cse_insn): Likewise.
7230 * loop.c (iv_add_mult_cost): New function.
7231 (add_cost, shift_cost, mult_cost): Delete variables.
7232 (init_loop): Don't initialize add_cost; reduce copy_cost by half.
7233 (strength_reduce): Use iv_add_mult_cost instead of fixed add_cost.
7234 Make code that detects autoinc opportunities slightly less optimistic.
7235 (simplify_giv_expr): If expression contains other reg that is also a
7236 giv, only increment benefit if this is the only use of that reg.
7237 (consec_sets_giv): Take that change into account.
7238 (combine_givs): Slightly more verbose output.
7240 * i386.h (RTX_COSTS): For MULT, return true cost of multiplication,
7241 not the cost of an equivalent shift.
7242 * sh-protos.h (addsubcosts): Declare.
7243 * sh.c (addsubcosts): New function.
7244 * sh.h (CONST_COSTS): If CONST_OK_FOR_I, then return 0.
7245 (RTX_COSTS): Tweak. Use addsubcosts.
7246 (ADDRESS_COST): Return higher cost for reg+reg addressing.
7248 2000-09-06 Geoff Keating <geoffk@cygnus.com>
7250 * config/rs6000/rs6000.c (validate_condition_mode): New function.
7251 (branch_comparison_operator): Call validate_condition_mode to
7252 abort rather than returning 0.
7253 (branch_positive_comparison_operator): New function.
7254 (scc_comparison_operator): Call validate_condition_mode to abort
7255 rather than returning 0.
7256 (ccr_bit): Call validate_condition_mode. Update for
7258 (print_operand): Delete %C modifier. Update %E case
7259 to use EQ bit not SO bit.
7260 (rs6000_reverse_condition): New function.
7261 (rs6000_generate_compare): New function.
7262 (rs6000_emit_sCOND): New function.
7263 (rs6000_emit_cbranch): New function.
7264 (output_cbranch): The length of a long branch insn is
7265 now only 8 bytes. Add validate_condition_mode. Use
7266 rs6000_reverse_condition. Remove cror generation.
7268 * config/rs6000/rs6000.h: Update comments.
7269 (PREDICATE_CODES): Add new predicate. Update codes used
7270 by branch_comparison_operator and scc_comparison_operator.
7271 * config/rs6000/rs6000-protos.h: Add prototypes for
7272 new external functions.
7273 * config/rs6000/rs6000.md: Add new scheduling parameters
7274 for cr_logical instructions. Change length of branch
7276 (bCOND patterns): Call rs6000_emit_cbranch.
7277 (sCOND patterns): Call rs6000_emit_sCOND.
7278 (branch patterns): Change lengths to 4.
7279 (cr logical patterns): New.
7281 2000-09-06 Richard Henderson <rth@cygnus.com>
7283 * config/i386/i386.md (call_pop): Fix test for setting
7284 current_function_uses_pic_offset_table.
7285 (call, call_value_pop, call_value): Likewise.
7287 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
7289 * timevar.c (timevar_add): Delete.
7290 (timevar_get): Also count time since the selected timer was
7291 last updated. Do not examine the timevar stack if the
7292 selected timer is standalone.
7294 2000-09-05 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7296 * gthr-dce.h (__gthread_objc_mutex_deallocate): Free mutex->backend.
7298 2000-09-05 Jason Merrill <jason@redhat.com>
7300 * c-decl.c (finish_incomplete_decl): Don't call complete_array_type
7301 for 'extern' arrays.
7303 2000-09-05 Richard Henderson <rth@cygnus.com>
7305 * config/ia64/lib1func.asm (__divtf3): Rebundle for Itanium.
7306 Eliminate final copy from non-trapping case.
7307 (__divdf3, __divsf3): Likewise.
7309 2000-09-05 Richard Henderson <rth@cygnus.com>
7311 * config/ia64/ia64.md (mulhi3): Fix typo last change.
7312 * config/ia64/lib1func.asm (__divdi3, __udivdi3, __umodsi3): Likewise.
7314 2000-09-03 Donn Terry <donn@interix.com>, Laurynas Biveinis <lauras@softhome.net>
7316 * Makefile.in: Restructure bootstrap stages to allow clean
7317 restart after failure.
7319 2000-09-05 Richard Henderson <rth@cygnus.com>
7321 * config/ia64.md (movsi and movdi patterns): Allow moves from
7322 8-bit constants to AR registers.
7324 2000-09-05 Richard Henderson <rth@cygnus.com>
7326 * config/ia64/ia64.md (mulhi3): New.
7328 2000-09-05 Richard Henderson <rth@cygnus.com>
7330 * config/ia64/ia64.h (INIT_TARGET_OPTABS): Remove.
7331 * config/ia64/lib1funcs.asm (__divdi3): Update from Intel IA-64
7332 Optimization Guide, minimum latency alternative.
7333 (__moddi3, __udivdi3, __umoddi3): Likewise.
7334 (__divsi3, __modsi3, __udivsi3, __umodsi3): Likewise.
7336 2000-09-05 Bruce Korb <bkorb@gnu.org>
7338 * fixinc/fixincl.c (load_file): always read header files
7339 with sizes that are a multiple of the page size.
7340 & use libiberty's getpagesize for determining that.
7342 2000-09-05 Alexandre Oliva <aoliva@redhat.com>
7344 * gcse.c (hash_string_1): Add prototype.
7345 * cse.c (canon_hash_string): Likewise.
7347 2000-09-04 Craig Newell <CraigN@ieee.org>
7349 * gcc.c: Undefine "__WCHAR_TYPE__" before redefining it.
7351 2000-09-04 Andreas Schwab <schwab@suse.de>
7353 * Makefile.in (STAGESTUFF): Remove libgcc.
7354 (stage1-start, stage2-start, stage3-start): Copy the contents of
7355 the libgcc directory explicitly.
7356 (mostlyclean): Clean libgcc.
7358 2000-09-04 Andrew Haley <aph@redhat.com>
7360 * dwarf2out.c: (stack_adjust_offset): New prototype.
7362 Wed Jan 1 00:23:59 MET 1997 Jan Hubicka <jh@suse.cz>
7364 * combine.c (make_extraction): Fix rtx_cost comparison to
7367 Wed Jan 1 00:17:32 MET 1997 Jan Hubicka <jh@suse.cz>
7369 * i386.md (pushsi2, pushhi2, pophi2, swapsf, swapdf,
7370 umulsi3_highpart, smulsi3_highpart, testqi_ccno_1, xorqi_ext_1):
7371 Add '*' to insn pattern name.
7373 2000-09-04 Jakub Jelinek <jakub@redhat.com>
7375 * cpplex.c (ON_REST_ARG): Check VAR_ARGS flag of current context,
7376 use posn - 1 to index into tokens array.
7377 (maybe_paste_with_next): Adjust caller.
7379 2000-09-03 Geoff Keating <geoffk@cygnus.com>
7381 * invoke.texi: Document the -mvxworks option for rs6000 ELF.
7383 * config/rs6000/rs6000.h: Update various comments about XER_REGNO.
7384 (REGNO_REG_CLASS): Use symbolic register
7387 2000-09-03 Richard Earnshaw <rearnsha@arm.com>
7389 * arm.c (final_prescan_insn): If the form of a jump insn isn't
7390 recognized, don't try to conditionally execute it.
7392 Sun Sep 3 13:10:56 2000 Denis Chertykov <denisc@overta.ru>
7394 * config/avr/avr.md ("*tablejump_lib"): New pattern.
7395 (call_value_insn): Right length claculation.
7396 (call_insn): Likewise.
7398 2000-09-02 Marek Michalkiewicz <marekm@linux.org.pl>
7400 * config/avr/avr-protos.h, config/avr/avr.c (unique_section,
7401 gas_output_limited_string, gas_output_ascii, output_movqi,
7402 output_movhi, out_movqi_r_mr, out_movqi_mr_r, out_movhi_r_mr,
7403 out_movhi_mr_r, out_movsi_r_mr, out_movsi_mr_r, output_movsisf,
7404 out_tstsi, out_tsthi, ret_cond_branch, ashlqi3_out, ashlhi3_out,
7405 ashlsi3_out, ashrqi3_out, ashrhi3_out, ashrsi3_out, lshrqi3_out,
7406 lshrhi3_out, lshrsi3_out, output_reload_inhi, output_reload_insisf,
7407 out_shift_with_cnt, ptrreg_to_str, cond_string, encode_section_info):
7408 Add "const" as needed to remove warnings.
7410 * config/avr/avr.c (avr_override_options, avr_init_once,
7411 function_prologue, function_epilogue, frame_pointer_required_p,
7412 class_likely_spilled_p, order_regs_for_local_alloc,
7413 avr_address_cost, avr_ret_register): Use K&R style arguments.
7414 (initial_elimination_offset, gas_output_limited_string):
7415 Remove ATTRIBUTE_UNUSED from the used arguments.
7416 (output_mov*, out_mov*_r_mr, out_mov*_mr_r, output_reload_insisf):
7417 Use local variables src, dest, base to access operands[].
7418 Rename reg_dest to reg_src if that's what it is.
7419 (output_movhi, output_movsisf): Optimize loading 8-bit immediate
7420 constants to LD_REGS if reg_was_0.
7421 (output_reload_insisf): Change arg 3 to insn length and set it.
7422 (out_movhi_r_mr, out_movhi_mr_r): Use in/out for more efficient
7423 access to 16-bit I/O register pairs.
7424 (avr_address_cost): Lower cost for the above case.
7425 (out_tsthi): Use "or" (faster) instead of "sbiw" if the operand
7426 may be clobbered, also for LD_REGS.
7427 (adjust_insn_length): Correct insn length for iorhi3 and iorsi3
7430 * config/avr/avr.h (PTRDIFF_TYPE): Make signed.
7432 * config/avr/avr.md: Change all uses of the TEST_HARD_REG_CLASS
7433 macro to test_hard_reg_class function.
7434 (*movsi, *movsf): Change "cc" attribute from "clobber" to "none"
7435 for loading immediate constants to LD_REGS.
7436 (andsi3, cmphi, cmpsi): Add return statements to avoid warnings.
7439 Sat Sep 2 13:58:23 2000 Marek Michalkiewicz <marekm@linux.org.pl>
7441 * config/avr/avr.md ("*negsi2"): substitute %@ to __zero_reg__
7442 * config/avr/libgcc.S: Lost part of the previous patch.
7444 2000-08-31 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7446 * gthr-dce.h (__gthread_objc_mutex_allocate): Create a pthread_mutex_t
7447 object before calling pthread_mutex_init.
7449 2000-09-02 Alexandre Oliva <aoliva@redhat.com>
7451 * config/sh/t-elf, config/sh/crt1.asm, config/sh/crti.asm,
7452 config/sh/crtn.asm: New files.
7453 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Set.
7454 (crt1.o, crti.o, crtn.o): New targets.
7455 * configure.in [sh-*-elf*, sh-*-rtemself*] (tmake_file): Added
7457 * configure: Rebuilt.
7458 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
7459 STARTFILE_SPEC, ENDFILE_SPEC, CRT_CALL_STATIC_FUNCTION): Define.
7460 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
7461 Undefine for config/elfos.h to redefine.
7462 (STARTFILE_SPEC, ENDFILE_SPEC): Redefine after config/elfos.h.
7464 2000-09-02 Alexandre Oliva <aoliva@redhat.com>, Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
7466 * config/sh/sh-protos.h (nonpic_symbol_mentioned_p,
7467 legitimize_pic_address, output_pic_addr_const): Declare.
7468 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Fix PIC register.
7469 (PREFERGOT_BIT, TARGET_PREFERGOT): Likewise.
7470 (TARGET_SWITCHES): New switch -mprefergot.
7471 (OVERRIDE_OPTIONS): Set flag_no_function_cse unless -mprefergot.
7472 (PIC_OFFSET_TABLE_REGNUM): Define.
7473 (GOT_SYMBOL_TABLE): Likewise.
7474 (LEGITIMIZE_ADDRESS): Use legitimize_pic_address.
7475 (ENCODE_SECTION_INFO): Define.
7476 (FINALIZE_PIC): New macros.
7477 (LEGITIMATE_PIC_OPERAND_P, SYMBOLIC_CONST_P): New macro.
7478 (ASM_OUTPUT_INT, ASM_OUTPUT_SHORT): Use output_pic_addr_const.
7479 * config/sh/sh.c (print_operand_address): Use output_pic_addr_const.
7480 (prepare_move_operands): Call emit_pic_move or
7481 emit_pic_const_move if appropriate.
7482 (output_far_jump): For PIC, use braf and output long offset.
7483 (machine_dependent_reorg):
7484 (sh_expand_prologue): Save and initialize the PIC register.
7485 (sh_expand_epilogue): Restore it.
7486 (initial_elimination_offset): Account for it.
7487 (nonpic_symbol_mentioned_p): New function.
7488 (legitimize_pic_address): Likewise.
7489 (output_pic_addr_const): Likewise.
7490 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): New insns.
7491 (call, call_value): Use them.
7492 (GOTaddr2picreg, sym_label2reg, symGOT2reg, symGOTOFF2reg,
7493 symPLT_label2reg): New expands.
7494 * invoke.texi (SH Options): Document -mprefergot.
7496 2000-09-01 Alexandre Oliva <aoliva@redhat.com>
7498 * rtl.h (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): New macro.
7499 * gcse.c (hash_string_1): New function.
7500 (hash_expr_1) <ASM_OPERANDS>: Disregard filename and line number.
7501 (expr_equiv_p) <ASM_OPERANDS>: Likewise.
7502 * cse.c (rtx_cost): Don't increase the cost of ASM_OPERANDS.
7503 (canon_hash_string): New function.
7504 (canon_hash) <ASM_OPERANDS>: Disregard filename and line number.
7505 (exp_equiv_p) <ASM_OPERANDS>: Likewise.
7506 (fold_rtx): Use ASM_OPERANDS accessor macros.
7507 * emit-rtl.c (copy_insn_1): Likewise.
7508 * integrate.c (copy_rtx_and_substitute): Likewise.
7509 * stmt.c (expand_asm_operands): Likewise. Give an
7510 ASM_OPERANDS rtx the mode of the output reg being set from it.
7512 2000-09-01 Fred Fish <fnf@be.com>
7514 * fix-header.c (write_rbrac): Add putc and getc to list of
7515 functions to protect against prior definition as a macro.
7517 2000-09-01 Joseph S. Myers <jsm28@cam.ac.uk>
7519 * c-common.h (enum c_tree_index): Add CTI_C_SIZE_TYPE.
7520 (c_size_type_node): Define.
7521 * c-decl.c (init_decl_processing): Initialize c_size_type_node.
7522 * c-common.c (enum format_lengths, enum format_std_version,
7523 format_length_info, format_type_detail, BADLEN, NOLENGTHS,
7524 format_kind_info, printf_length_specs, scanf_length_specs, T89_I,
7525 T99_I, T89_L, T99_LL, TEX_LL, T89_S, T89_UI, T99_UI, T89_UL,
7526 T99_ULL, TEX_ULL, T89_US, T89_F, T99_F, T89_D, T99_D, T89_LD,
7527 T99_LD, T89_C, T99_SC, T99_UC, T89_V, T94_W, TEX_W, T94_WI,
7528 TEX_WI, T99_ST, T99_SST, T99_PD, T99_UPD, T99_IM, T99_UIM,
7529 format_types): Define.
7530 (format_char_info, print_char_table, scan_char_table,
7531 time_char_table): Rearrange for new organization of information
7532 about format length modifiers and standard versions.
7533 (T_ST): Redefine to use c_size_type_node.
7534 (check_format_info): Obtain information about length modifiers and
7535 standard versions from tables. Adjust warning message wordings.
7536 Use the name from the user's program for `ll' and `hh' length
7537 modifiers in warning messages. Use more informative names for
7538 wanted types where available (for wchar_t, wint_t, size_t, signed
7539 size_t, ptrdiff_t, unsigned ptrdiff_t, intmax_t and uintmax_t).
7541 2000-09-01 Jim Wilson <wilson@cygnus.com>
7543 * calls.c (emit_call_1): Add REG_NORETURN note to call if ECF_NORETURN.
7544 * combine.c (distribute_notes): Handle REG_NORETURN.
7545 * rtl.c (reg_note_name): Add REG_NORETURN.
7546 * rtl.h (enum reg_note): Likewise.
7548 * config/ia64/ia64-protos.h (emit_safe_across_calls): Renamed from
7550 * config/ia64/ia64.c (emit_safe_across_calls): Likewise.
7551 (rtx_needs_barrier): Handle unspec_volatile 8 and 9.
7552 (emit_predicate_relation_info): Handle conditional calls with
7554 * config/ia64/ia64.h (ASM_FILE_START): Call emit_safe_across_calls
7555 instead of ia64_file_start.
7556 * config/ia64/sysv4.h (ASM_FILE_START): Likewise.
7557 * config/ia64/ia64.md (safe_across_calls_all,
7558 save_across_calls_normal): New patterns.
7560 * loop.c (check_final_value): Check for biv use before checking for
7561 giv use. Check for both biv and giv uses. Always set last_giv_use
7562 if there is a giv use.
7564 2000-09-01 Richard Henderson <rth@cygnus.com>
7566 * config/ia64/ia64.md (mulsi3): Use grfr_register_operand.
7567 (madddi3): Likewise.
7570 Fri Sep 1 10:59:47 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7572 * expr.c (clear_storage): Don't use emit_move_insn unless
7573 either BLKmode or proper size.
7574 (store_constructor): Don't call clear_storage if REG of wrong size.
7576 * flow.c (init_propagate_block_info): Don't mark frame dead at end
7577 of function if returns wiht stack pointer depressed.
7579 2000-09-01 Andrew Haley <aph@redhat.com>
7581 * dwarf2out.c (stack_adjust_offset): New function.
7582 (dwarf2out_stack_adjust): Break out stack adjust logic into
7583 new stack_adjust_offset function. Look inside parallels and
7584 sequences for stack adjustments.
7586 2000-08-31 Jeff Law <law@cygnus.com>
7588 * arm.md: Use no_new_pseudos to determine when it is safe
7589 to create new pseudo registers.
7591 * arm.c (legitimize_pic_address): Use no_new_pseudos to determine
7592 when we can safely allocate new registers.
7594 2000-08-31 Geoffrey Keating <geoffk@cygnus.com>
7596 * stmt.c (expand_asm_operands): Twiddle generating_concat_p
7597 so that CONCATs are not generated for ASMs.
7598 * emit-rtl.c (gen_reg_rtx): Don't generate CONCATs when
7599 not generating_concat_p.
7600 * function.c (pop_function_context_from): Reset
7601 generating_concat_p.
7602 (prepare_function_start): Likewise.
7603 * rtl.c (generating_concat_p): Define.
7604 * rtl.h (generating_concat_p): Declare.
7605 * toplev.c (rest_of_compilation): No CONCATs after RTL generation.
7607 2000-08-22 Philipp Thomas <pthomas@suse.de>
7608 Masanobu Yuhara <yuhara@flab.fujitsu.co.jp>
7610 * gmicro.h (TARGET_SWITCHES): Add descriptions and mark them
7613 2000-08-30 Greg McGary <greg@mcgary.org>
7615 * Makefile.in (fixinc.sh): Pass CC, CFLAGS and LDFLAGS to mkfixinc.sh
7616 * fixinc/Makefile.in (fixincl): Pass $(LDFLAGS) to $(CC).
7617 * fixinc/mkfixinc.sh: Pass $CC, $CFLAGS and $LDFLAGS to $MAKE.
7619 2000-08-30 Greg McGary <greg@mcgary.org>
7621 * tree.h (struct tree_int_cst): Wrap low and high in a sub-struct.
7622 (TREE_INT_CST_LOW, TREE_INT_CST_HIGH): Access through sub-struct.
7623 (TREE_INT_CST): New macro.
7624 * varasm.c (const_hash, compare_constant_1, record_constant_1):
7625 Use new macro TREE_INT_CST.
7627 Wed 30-Aug-2000 23:18:59 BST Neil Booth <NeilB@earthling.net>
7629 * contrib.texi: Add self.
7631 2000-08-30 Alexandre Oliva <aoliva@redhat.com>
7633 * config/sh/sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): New insns.
7634 (cmpeqdi_t splitter): Use cmpeqsi_and_t instead of emitting jumps
7637 2000-08-30 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7639 * fixinc/gnu-regex.c: Don't define `const'.
7641 Tue Aug 29 22:09:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7643 * expr.c (store_constructor): Allow variable bounds of array type.
7644 (expand_expr): Don't blow up if type is ERROR_MARK.
7645 * varasm.c (output_constructor): Don't access lower bound of array
7646 type unless need it if index is supplied (so it can be a variable
7647 if no index is supplied).
7648 Use tree_low_cst; use HOST_WIDE_INT for sizes; change BITPOS to POS.
7649 Other minor cleanups.
7651 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7653 * Makefile.in: Revamp handling of cflags to allow different WARN_CFLAGS
7654 for compilations in stage 1 and subsequent stages, respectively.
7655 * configure.in (vax): Add compiler-dependent CFLAGS for stage 1.
7656 * configure: Rebuilt.
7657 * x-vax, x-vax-gcc: Deleted.
7659 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
7661 * c-common.c (declare_function_name): Use func_id_node,
7662 function_id_node, and pretty_function_id_node. Do not make
7663 __func__ visible at file scope.
7664 * c-common.h (c_tree_index): Add CTI_FUNCTION_ID,
7665 CTI_PRETTY_FUNCTION_ID, and CTI_FUNC_ID.
7666 (function_id_node, pretty_function_id_node, func_id_node): New
7668 * c-decl.c (init_decl_processing): Initialize function_id_node,
7669 pretty_function_id_node, and func_id_node.
7670 (c_make_fname_decl): Correct comment.
7672 * tree.h (struct tree_identifier): Constify pointer member.
7674 * c-decl.c (pushdecl, implicit_decl_warning): Constify a char *.
7675 * c-pragma.h (struct weak_syms): Constify name and value members.
7676 (add_weak): Constify arguments.
7678 * calls.c (special_function_p): Constify a char *.
7679 (expand_call): Remove variable which is initialized and then
7681 * dependence.c (struct def_use, struct induction, struct subscript):
7682 Constify 'variable' member.
7683 (get_low_bound, have_induction_variable): Constify char * argument.
7684 (find_induction_variable): Add braces to avoid dangling else.
7685 (classify_dependence): Constify char * arrays.
7686 * profile.c (output_func_start_profiler): Constify a char *.
7687 * stor-layout.c (finalize_record_size): Constify a char *.
7688 * tree.c (is_attribute_p): Constify a char *.
7689 * varasm.c (add_weak, remove_from_pending_weak_list): Constify argument.
7691 * varasm.c (make_function_rtl, make_decl_rtl): Rearrange code
7692 for comprehensibility. Do not call get_identifier if we did
7693 not change the DECL_ASSEMBLER_NAME of the decl. Use alloca to
7694 create temporary string constants, not ggc_alloc_string. No
7695 need to copy result of ASM_FORMAT_PRIVATE_NAME. Use const
7696 char * to hold IDENTIFIER_POINTERs.
7698 2000-08-29 Richard Henderson <rth@cygnus.com>
7700 * config/ia64/ia64.md (muldi3): Use grfr_register_operand
7703 2000-08-29 Richard Henderson <rth@cygnus.com>
7705 * reload.c (push_secondary_reload): Allow class == reload_class
7706 if we're using a reload_in/out pattern.
7708 * config/ia64/ia64.md (reload_inti): Use a TImode scratch. Use
7709 the half that does not conflict with the reload register.
7710 (reload_outti): Likewise.
7712 2000-08-29 Kazu Hirata <kazu@hxi.com>
7714 * reload.c: Fix formatting.
7716 * stmt.c: Fix formatting.
7718 * gcc.c: Fix formatting.
7720 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
7722 * flags.h (time_report, mem_report): New global flags.
7723 * toplev.c: Define time_report and mem_report.
7724 (f_options): Add -ftime-report and -fmem-report.
7725 (compile_file): Turn on time_report if quiet_flag is off.
7726 Call ggc_print_statistics at very end if mem_report is on.
7727 * timevar.c (TIMEVAR_ENABLE): Examine time_report, not quiet_flag.
7729 * ggc-common.c (ggc_print_statistics): Rename to
7730 ggc_print_common_statistics; all callers changed. Scale
7731 quantities above 10K to kilobytes and above 10M to megabytes.
7732 * ggc-page.c (ggc_page_print_statistics): Rename to
7733 ggc_print_statistics. Report memory consumed by internal data
7734 structures for each allocation bucket. Scale quantities above
7735 10K to kilobytes and above 10M to megabytes.
7736 * ggc-simple.c: Prototype debug_ggc_tree to avoid warning.
7737 Cast PTR_KEY(p) to unsigned long in fprintf call to avoid warning.
7738 Define tally_leaves always.
7739 (ggc_print_statistics): New function.
7740 * ggc.h: Adjust for renamed functions.
7742 Wed Aug 30 00:11:42 2000 Denis Chertykov <denisc@overta.ru>
7744 * config/avr/avr.md ("*movsf","*movsi"): Pass NULL to
7745 output_movsisf instead of which_alternative.
7747 * config/avr/avr.c (output_reload_inhi): Check for NULL ponter.
7749 Tue Aug 29 22:29:58 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
7751 * config/avr/avr-protos.h: (avr_output_ascii) Removed.
7752 (avr_progmem_p): New prototype.
7753 (output_movsisf): Prototype declaration changed.
7754 (output_movqi): New prototype.
7755 (output_movhi): New prototype.
7756 (call_insn_operand): Likewise.
7757 (final_prescan_insn): Likewise.
7758 (avr_simplify_comparision_p): Likewise.
7759 (avr_normalize_condition): Likewise.
7760 (compare_eq_p): Likewise.
7761 (out_shift_with_cnt): Likewise.
7762 (const_int_pow2_p): Likewise.
7763 (output_reload_inhi): Prototype declaration changed.
7765 * config/avr/avr.c: (debug_hard_reg_set): Prototype declared.
7766 (ldi_reg_rtx): New. rtx for r31.
7767 (avr_init_stack): Initialize as "__stack".
7768 (function_prologue): Use it.
7769 Replace all TARGET_ENHANCED with AVR_ENHANCED.
7770 (avr_mcu_name): Initialize as "avr2".
7771 (avr_enhanced_p, avr_mega_p): New variables.
7772 (mcu_types, avr_override_options): Handle all known MCU types.
7773 Also handle avr1 (only preprocess, assemble and link).
7774 (print_operand): Using of `%K' in output template removed.
7775 (out_movqi_r_mr): Optimized.
7776 (out_movhi_r_mr): Likewise.
7777 (output_movqi): New function.
7778 (output_movhi): Likewise.
7779 (out_movsi_r_mr): Optimized.
7780 (output_movsisf): Compute insn length for `adjust_insn_length'
7781 (out_movqi_mr_r): Optimized.
7782 (out_movhi_mr_r): Optimized.
7783 (adjust_insn_length): Use output_movsisf, output_movqi,
7784 output_movhi for insn length adjusting.
7785 (reg_unused_after): Use dead_or_set_p.
7786 (preferred_reload_class): Now havn't any restriction.
7787 (reg_was_0): New function.
7788 (io_address_p): Likewise.
7789 (const_int_pow2_p): Likewise.
7790 (output_reload_inhi): Likewise.
7791 (output_reload_insisf): Likewise.
7793 * config/avr/avr.h (MULTILIB_DEFAULTS): Define.
7794 (LIB_SPEC): Use -lc for all supported devices.
7795 (LIBGCC_SPEC): Use -lgcc for all supported devices.
7796 (AVR_MEGA): Define as avr_mega_p.
7797 (AVR_ENHANCED): New, define as avr_enhanced_p.
7798 (TARGET_SWITCHES): Remove -menhanced, now handled by -mmcu=...
7799 (CPP_SPEC, LINK_SPEC): Handle all known MCU types.
7800 (CRT_BINUTILS_SPECS): Handle all known MCU types.
7801 Rename gcrt1-*.o to make file names unique on 8.3 filesystems.
7802 (EXTRA_SPECS): Add CPP_AVR[1-5]_SPEC.
7803 (ASM_SPEC): Pass -mmcu=... to the assembler.
7804 Change all -DAVR_* to -D__AVR_*__.
7805 (INIT_TARGET_OPTABS), config/avr/libgcc.S:
7806 Rename library functions to start with two underscores.
7807 (ASM_OUTPUT_COMMON): Outputs `.comm VAR,VAR-SIZE,1' to avoid
7809 (ASM_WEAKEN_LABEL): Declared for __attribute__((weak)).
7810 (SUPPORTS_WEAK): Likewise.
7811 (LDI_REG_REGNO): New. Register r31 will be used as temporary
7812 register for loading constants to r0-r14.
7814 * config/avr/avr.md: Replace all TARGET_ENHANCED with
7816 (*mov_r_sp): Removed. Handled by output_movhi.
7817 (*mov_sp_r): Likewise.
7818 (*mov_sp_r_no_interrupts): Likewise
7819 (*mov_sp_r_tiny): Likewise.
7820 (*movqi): Use output_movqi.
7821 (*reload_inqi): New.
7822 (*movhi): Use output_movhi.
7823 (*reload_inhi): New.
7824 (*negsi2): Optimized.
7825 (*negsf2): Likewise.
7826 Added peepholes (define_peephole2) for loading constants to r0-r14
7827 and for using `cpse' command.
7829 * config/avr/libgcc.S: Rename library functions to start with two
7831 Add support for enhanced core.
7832 (_moqhi3): Fix typo, now _modqi3.
7833 (__divsi_raw): Use __zero_reg__ as loop counter, smaller by 1 word.
7834 (__prologue_saves__): Remove test for stack adjust by 0.
7835 (__tablejump__): New.
7837 * config/avr/t-avr: Build libgcc2 with -mcall-prologues.
7838 Add multilib support.
7840 Tue Aug 29 15:17:54 EDT 2000 John Wehle (john@feith.com)
7842 * loop.c (prescan_loop): Don't check unknown_address_altered
7843 when deciding if insert_loop_mem is safe. Add BLKmode MEMs
7844 to loop_store_mems as necessary.
7845 (loop_invariant_p): Don't check unknown_address_altered
7846 or unknown_constant_address_altered.
7848 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7850 * vax.md (sltu, sgeu): Delete sltu and sgeu insn patterns.
7852 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
7854 * cpperror.c (print_file_and_line): If line is (unsigned int)-1,
7855 print just the filename.
7856 * cpplex.c (_cpp_run_directive): Add additional argument, the
7857 name to give the synthetic buffer. This defaults to
7858 translated "<command line>".
7859 * cpplib.c (cpp_define, cpp_undef, cpp_assert, cpp_unassert):
7861 (_cpp_define_builtin): New function.
7862 * cppinit.c (initialize_builtins): Use _cpp_define_builtin.
7863 * cpphash.h: Update prototypes.
7865 * tradcpp.c (main): Process -D and -U simultaneously, in the
7866 order they appeared on the command line.
7868 2000-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7870 * c-decl.c (define_label): Call warning_with_file_and_line and
7871 error_with_file_and_line instead of plain warning or error.
7873 * c-parse.in (label): Use save_filename/save_lineno to ensure
7874 correct values for calls to define_label.
7876 2000-08-29 Mark Mitchell <mark@codesourcery.com>
7878 * calls.c (expand_call): Don't create a VAR_DECL just to throw it
7880 * expr.c (expand_expr, case TARGET_EXPR): Don't call
7882 * tree.h (get_file_function_name): Remove two duplicate
7885 2000-08-28 Kazu Hirata <kazu@hxi.com>
7887 * tree.c: Fix formatting.
7889 * xcoffout.c: Fix formatting.
7891 2000-08-28 Jason Merrill <jason@redhat.com>
7893 * dwarf2out.c (attr_checksum): Also ignore DW_AT_producer.
7895 2000-08-28 Daniel Berlin <dberlin@redhat.com>
7897 * dwarf2out.c (dwarf2out_finish): Don't bother calling
7898 break_out_includes if it won't do anything.
7900 2000-08-28 Richard Henderson <rth@cygnus.com>
7902 * reload.c (push_secondary_reload): Revert 2000-08-16 change.
7903 (find_reloads): Likewise.
7904 * config/alpha/alpha.md (reload_inqi): Revert 2000-08-11 change.
7905 (reload_inhi): Likewise.
7907 2000-08-28 Richard Henderson <rth@cygnus.com>
7909 * config/i386/i386.c: Don't error on EXTRA_CONSTRAINT defined.
7910 (call_insn_operand): Don't expect a surrounding mem.
7911 (constant_call_address_operand): Likewise.
7912 * config/i386/i386.h (PREDICATE_CODES): Update.
7913 * config/i386/i386.md (call patterns): Move the match_operand
7914 for the call destination inside the mem.
7916 2000-08-28 Richard Henderson <rth@cygnus.com>
7918 * local-alloc.c (requires_inout): Don't use reserved range for
7919 EXTRA_CONSTRAINTS; use anything not matched by REG_CLASS_FROM_LETTER.
7920 * recog.c (asm_operand_ok): Likewise.
7921 (preprocess_constraints, constrain_operands): Likewise.
7922 * regclass.c (record_reg_classes): Likewise.
7923 * reload.c (find_reloads): Likewise.
7924 * reload1.c (maybe_fix_stack_asms): Likewise.
7925 (reload_cse_simplify_operands): Likewise.
7926 * stmt.c (expand_asm_operands): Likewise.
7928 * md.texi: Update constraints documentation.
7929 * tm.texi (EXTRA_CONSTRAINT): Update.
7931 2000-08-28 Daniel Berlin <dberlin@redhat.com>
7933 * dwarf2out.c (DIE_LABEL_PREFIX): Remove leading "__".
7934 (print_die): If we don't know the offset of the
7935 target die, try the symbol. Add a trailing newline.
7936 (reverse_all_dies): New fn.
7937 (dwarf2out_finish): Call it.
7938 (break_out_includes): Reorganize for clarity.
7939 (add_sibling_attributes): Don't call reverse_die_lists.
7940 (output_comp_unit): Rename from output_comdat_comp_unit. Use for
7942 * flags.h: Add flag_eliminate_dwarf2_dups.
7943 * toplev.c (f_options): Support -feliminate-dwarf2-dups.
7945 2000-08-28 Jason Merrill <jason@redhat.com>
7947 * dwarf2.h (DW_TAG_GNU_BINCL, DW_TAG_GNU_EINCL): New tags.
7948 * dwarf2out.c: #include "md5.h".
7949 (DIE_LABEL_PREFIX): New macro.
7950 (dw_val_struct): Add 'external' flag to val_die_ref.
7951 (add_AT_die_ref, AT_ref): Adjust.
7952 (AT_ref_external, set_AT_ref_external): New fns.
7953 (build_abbrev_table): Call set_AT_ref_external.
7954 (value_format): Call AT_ref_external.
7955 (die_struct): Add die_symbol field.
7956 (new_die): Clear it.
7957 (dwarf_tag_name): Handle BINCL/EINCL.
7958 (dwarf2out_start_source_file): Add BINCL DIE.
7959 (dwarf2out_end_source_file): Add EINCL DIE.
7960 (push_new_compile_unit, pop_compile_unit, clear_die_sizes): New fns.
7961 (loc_checksum, attr_checksum, die_checksum): New fns.
7962 (is_type_die, is_comdat_die, is_symbol_die): New fns.
7963 (compute_section_prefix, assign_symbol_names): New fns.
7964 (gen_internal_sym, output_die_symbol, output_symbolic_ref): New fns.
7965 (output_die): Call output_die_symbol and AT_ref_external.
7966 (output_comdat_comp_unit): New fn, split out from...
7967 (dwarf2out_finish): ...here. Also call add_sibling_attributes for
7969 (output_pubnames, output_aranges): Abort if we see entries from
7971 * toplev.h: Declare file_name_nondirectory.
7972 * toplev.c (file_name_nondirectory): New fn, moved from C++ frontend.
7973 (rest_of_type_compilation): Call dwarf2out_decl if at toplevel.
7974 (debug_start_source_file): Call dwarf2out_start_source_file
7975 regardless of debug verbosity.
7976 (debug_end_source_file): Similarly.
7977 * tree.h: Declare clean_symbol_name.
7978 * tree.c (clean_symbol_name): Split out from...
7979 (get_file_function_name_long): ...here.
7981 * dwarf2out.c (new_loc_descr): Use calloc.
7982 (splice_child_die): Remove the die from the right parent.
7983 (gen_struct_or_union_die): Don't add AT_name to a specification DIE.
7985 Mon Aug 28 19:02:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7987 * toplev.c (decode_g_option): Don't give warning for unknown -g
7988 option; return 0 instead.
7989 (main): If -g option is not recognized by front end or
7990 language-independent code, give warning.
7992 2000-08-28 Greg McGary <greg@mcgary.org>
7994 * config/i386/i386-protos.h (ix86_expand_compare): Add extern decl.
7995 * config/i386/i386.c (ix86_expand_compare): Remove `static'.
7996 * config/i386/i386.md (trap, conditional_trap): New insn & expand.
7998 2000-08-27 Greg McGary <greg@mcgary.org>
8000 * cpplex.c (parse_string): Don't look for backslash
8001 before first char in `namebuf'.
8002 * loop.c (strength_reduce): Skip NOTEs.
8004 2000-08-27 Jason Merrill <jason@redhat.com>
8006 * c-decl.c (duplicate_decls): Don't set TREE_STATIC or clear
8007 DECL_EXTERNAL on a local extern. Don't set DECL_IGNORED_P or
8008 TREE_ASM_WRITTEN, either.
8009 (finish_decl): Adjust.
8011 2000-08-28 Philipp Thomas <pthomas@suse.de>
8013 * ABOUT-GCC-NLS: Remove gettext patches from Paul Eggert as
8014 they have been incorporated into the gettext CVS. Change the text to
8015 reflect the current status of NLS. Add instructions for accessing
8016 the gettext CVS and add the patch from Martin v. Loewis.
8018 2000-08-27 Geoff Keating <geoffk@cygnus.com>
8020 * config/rs6000/rs6000.md (movdi_internal64+5): Make SUBREG-safe
8021 by using gen_lowpart_common.
8022 (movdi_internal64+6): Likewise.
8024 2000-08-26 Alexandre Oliva <aoliva@redhat.com>
8026 * tm.texi (FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION):
8029 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Remap register
8030 numbers to the ranges used by GDB.
8032 2000-08-25 Richard Henderson <rth@cygnus.com>
8034 * config/ia64/ia64.h (struct machine_function): Add n_varargs.
8035 * config/ia64/ia64.c (ia64_compute_frame_size): Use it.
8036 (ia64_expand_prologue): Likewise.
8037 (ia64_setup_incoming_varargs): Set it. Properly skip the current
8038 argument for stdargs.
8040 2000-08-25 Jason Merrill <jason@redhat.com>
8042 * integrate.c (expand_inline_function): Pull out the original decl.
8044 2000-08-25 Jim Wilson <wilson@cygnus.com>
8046 * cse.c (cse_insn): Don't pass label subtraction to force_const_mem.
8048 * function.c (gen_mem_addressof): Clear MEM_ALIAS_SET if no decl.
8050 2000-08-25 Greg McGary <greg@mcgary.org>
8052 * flow.c (dump_edge_info): Use ARRAY_SIZE.
8053 * config/alpha/alpha.c (alpha_expand_block_move): Likewise.
8055 2000-08-25 Richard Earnshaw <rearnsha@arm.com>
8057 * arm.h (STRUCT_VALUE): Define to 0, not NULL.
8059 Fri Aug 25 12:52:49 EDT 2000 John Wehle (john@feith.com)
8061 * i386.c (ix86_find_base_term): New.
8062 * i386-protos.h (ix86_find_base_term): Prototype.
8063 * i386.h (FIND_BASE_TERM): Define.
8064 * alias.c (find_base_term): Use it.
8065 * tm.texi (FIND_BASE_TERM): Document it.
8067 * alias.c (true_dependence, write_dependence_p): Unchanging
8068 memory can't conflict with non-unchanging memory.
8070 * alias.c (memrefs_conflict_p): A BLKmode reference
8071 to a symbol (or CONST_INT address) always conflicts
8072 with a reference to another symbol.
8074 2000-08-25 Joseph S. Myers <jsm28@cam.ac.uk>
8076 * c-common.c (time_char_table): Don't allow width and flags with
8079 2000-08-25 Jakub Jelinek <jakub@redhat.com>
8081 * config/i386/i386.c (ix86_expand_branch): Treat GE and GEU the same
8082 way as LT and LTU when the second operand has 0 in low word.
8084 2000-08-26 Michael Hayes <mhayes@cygnus.com>
8086 * basic-block.h (struct loop): Rename `exits' field to
8087 `exit_edges'. Add `entry_edges' and `num_entries' fields.
8089 * flow.c (flow_loop_exit_edges_find): Rename from flow_loop_exits_find.
8090 (flow_loop_entry_edges_find): Add.
8091 (flow_edge_list_print): Rename from flow_exits_print.
8092 (flow_loops_find): Call flow_loop_entry_edges_find.
8093 (flow_loop_dump): Dump entry_edges list.
8094 (flow_loops_free): Free entry_edges.
8096 2000-08-26 Michael Hayes <mhayes@cygnus.com>
8098 * loop.c (loop_dump_aux, debug_loop): New functions.
8099 (LOOP_BLOCK_NUM_1, LOOP_BLOCK_NUM, LOOP_INSN_UID): New macros.
8101 * flow.c (flow_loops_dump): Add callback parameter.
8102 (flow_loop_dump): Add callback parameter and call it. Move
8103 loop note debugging code to loop_dump_aux.
8105 * basic-block.h (flow_loop_dump): Add callback parameter
8106 (flow_loops_dump): Likewise.
8108 * toplev.c (rest_of_compilation): Add NULL callback function pointer
8109 to call to flow_loops_dump.
8111 2000-08-26 Michael Hayes <mhayes@cygnus.com>
8113 * loop.c (count_loop_regs_set): Replace start and end arguments
8114 with loop argument. All callers udated.
8116 2000-08-26 Michael Hayes <mhayes@cygnus.com>
8118 * loop.c (constant_high_bytes): Delete.
8120 2000-08-26 Michael Hayes <mhayes@cygnus.com>
8122 * loop.c (prescan_loop): Move checks for NOTE_INSN_LOOP_CONT
8123 and NOTE_INSN_LOOP_VTOP to...
8124 (find_and_verify_loops) ...here.
8126 Fri Aug 25 04:21:13 2000 Alexandre Oliva <aoliva@redhat.com>
8128 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Define default.
8129 (fini_dummy, init_dummy): Use it.
8131 Fri 25-Aug-2000 08:03:27 BST Neil Booth <NeilB@earthling.net>
8133 * cpplex.c (is_macro_disabled): Caller has already checked
8134 that we're not a preprocessed file.
8136 2000-08-24 Mark Mitchell <mark@codesourcery.com>
8138 * Makefile.in (C_AND_OBJC_OBJS): Remove c-iterate.o.
8139 (c-iterate.o): Remove target.
8140 * gcc/c-common.h (enum rid): Remove RID_ITERATOR.
8141 * gcc/c-decl.c (init_decl_processing): Remove call to init_iterators.
8142 (finish_decl): Don't handle iterators.
8143 (grokdeclarator): Likewise.
8144 * gcc/c-parse.gperf: Remove __iterator and __iterator__ keywords.
8145 * gcc/c-gperf.h: Regenerated.
8146 * gcc/c-iterate.c: Removed.
8147 * gcc/c-lex.c (init_lex): Don't handle iterators.
8148 * gcc/c-parse.in (primary): Remove pop_iterator_stack call.
8149 (compstmt_primary_start): Remove push_iterator_stack call.
8150 (stmt): Don't allow iterator statements. Replace iterator_expand
8151 with expand_expr_stmt.
8152 (all_iter_stmt): Remove.
8153 (all_iter_stmt_simple): Likewise.
8154 (all_iter_stmt_with_decl): Likewise.
8155 * gcc/c-tree.h (ITERATOR_P): Remove.
8156 (ITERATOR_BOUND_P): Likewise.
8157 (init_iterators): Remove declaration.
8158 (iterator_expand): Likewise.
8159 (iterator_for_loop_start): Likewise.
8160 (iterator_for_loop_end): Likewise.
8161 (iterator_for_loop_record): Likewise.
8162 (push_iterator_stack): Likewise.
8163 (pop_iterator_stack): Likewise.
8164 * gcc/c-typeck.c (decl_constant_value): Don't check ITERATOR_P.
8165 (readonly_warning): Likewise.
8166 * gcc/tree.h (ITERATOR_BOUND_P): Don't mention it.
8168 2000-08-24 Jim Wilson <wilson@cygnus.com>
8170 * c-common.c (decl_attributes, case A_ALIGN): Revert last change.
8171 Copy type in a TYPE_DECL, just like pushdecl does.
8173 2000-08-24 Richard Henderson <rth@cygnus.com>
8175 * toplev.c (main): Enable flag_reorder_blocks at -O2.
8177 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
8179 * ggc-page.c (alloc_page): If HAVE_MMAP_ANYWHERE and we're
8180 asked for one page, allocate GGC_QUIRE_SIZE of them and put
8181 the extras on the free list.
8182 (release_pages): Clean up.
8183 (ggc_set_mark): Don't adjust G.allocated here...
8184 (sweep_pages): ... do it here.
8186 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
8188 * cppfiles.c (read_include_file): Rearrange initializations.
8190 2000-08-24 Richard Henderson <rth@cygnus.com>
8192 * stmt.c (expand_asm_operands): Treat EXTRA_CONSTRAINT like g or X.
8194 * config/ia64/ia64-protos.h: Update.
8195 * config/ia64/ia64.c (gr_register_operand): New.
8196 (fr_register_operand, grfr_register_operand): New.
8197 (gr_nonimmediate_operand, grfr_nonimmediate_operand): New.
8198 (grfr_reg_or_8bit_operand): New.
8199 (gr_reg_or_0_operand): Rename from reg_or_0_operand and
8200 use gr_register_operand.
8201 (gr_reg_or_5bit_operand, gr_reg_or_6bit_operand): Likewise.
8202 (gr_reg_or_8bit_operand, gr_reg_or_8bit_adjusted_operand): Likewise.
8203 (gr_reg_or_8bit_and_adjusted_operand): Likewise.
8204 (gr_reg_or_14bit_operand, gr_reg_or_22bit_operand): Likewise.
8205 (fr_reg_or_fp01_operand): Likewise.
8206 (not_postinc_memory_operand): New.
8207 (ia64_split_timode): Remove unused variables.
8208 (rtx_needs_barrier): Check arguments to cmpxchg.
8209 (builtin_description): Remove.
8210 (bdesc_2argsi, bdesc_2argdi): Remove.
8211 (ia64_init_builtins): Declare all builtins directly.
8212 (ia64_expand_fetch_and_op): Rewrite to be called from
8213 ia64_expand_builtin directly. Use expand_binop and co.
8214 (ia64_expand_op_and_fetch): Likewise.
8215 (ia64_expand_compare_and_swap): Likewise.
8216 (ia64_expand_binop_builtin): Remove.
8217 (ia64_expand_lock_test_and_set): New.
8218 (ia64_expand_lock_release): New.
8219 (ia64_expand_builtin): Use them.
8220 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_S): New.
8221 (EXTRA_CONSTRAINT): Use it.
8222 (PREDICATE_CODES): Update.
8223 * config/ia64/ia64.md (*): Use gr_register_operand and co.
8224 (mf): Indicate that we set memory as well as use it.
8225 (fetchadd_acq_si): Show memory being modified as well.
8226 (fetchadd_acq_di, cmpxchg_acq_si, cmpxchg_acq_di): Likewise.
8227 (val_compare_and_swap_si, val_compare_and_swap_di): Remove.
8228 (lock_test_and_set_si, lock_test_and_set_di): Remove.
8229 (fetch_and_add_si, fetch_and_sub_si, fetch_and_or_si): Remove.
8230 (fetch_and_and_si, fetch_and_xor_si, fetch_and_nand_si): Remove.
8231 (fetch_and_add_di, fetch_and_sub_di, fetch_and_or_di): Remove.
8232 (fetch_and_and_di, fetch_and_xor_di, fetch_and_nand_di): Remove.
8233 (add_and_fetch_di, sub_and_fetch_di, or_and_fetch_di): Remove.
8234 (and_and_fetch_di, xor_and_fetch_di, nand_and_fetch_di): Remove.
8235 (add_and_fetch_si, sub_and_fetch_si, or_and_fetch_si): Remove.
8236 (and_and_fetch_si, xor_and_fetch_si, nand_and_fetch_si): Remove.
8237 * config/ia64/ia64intrin.h (*): Cast result to the appropriate
8238 return type. Pretty print definitions.
8240 2000-08-24 Jim Wilson <wilson@cygnus.com>
8242 * config/ia64/ia64.md (movdi): Don't call gen_movdi_symbolic if
8243 we have a SYMBOL_REF with SYMBOL_REF_FLAG set.
8245 2000-08-24 Jason Merrill <jason@redhat.com>
8247 * dwarf2out.c (AT_flag, AT_int, AT_unsigned, AT_string, AT_ref,
8248 AT_loc, AT_addr, AT_lbl): Abort on unsuitable input.
8249 (get_AT_low_pc, get_AT_hi_pc, get_AT_string, get_AT_flag,
8250 get_AT_unsigned, get_AT_ref): Don't call them if get_AT fails.
8252 2000-08-24 Greg McGary <greg@mcgary.org>
8254 * optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab,
8255 and extendtab within their proper array boundaries.
8256 * emit-rtl.c (init_emit_once): Pass `const_tiny_rtx' with bounds
8257 for the entire array.
8259 * config/arm/arm.c (arm_override_options): Use ARRAY_SIZE.
8260 * config/alpha/alpha.c (alpha_lookup_xfloating_lib_func): Likewise.
8261 * config/avr/avr.c (order_regs_for_local_alloc): Likewise.
8262 * config/fr30/fr30.c (fr30_print_operand): Likewise.
8263 * config/i386/dgux.c (output_options): Likewise.
8264 * config/i386/dgux.h (ASM_FILE_START): Likewise.
8265 * config/m88k/m88k.c (output_options): Likewise.
8266 * config/m88k/m88k.h (ASM_FILE_START): Likewise.
8267 * config/mcore/mcore.c (mcore_output_inline_const_forced,
8268 layout_mcore_frame, handle_structs_in_regs): Likewise.
8269 * config/mips/mips.c (output_block_move): Likewise.
8270 * config/rs6000/rs6000.c (rs6000_override_options,
8271 rs6000_file_start): Likewise.
8272 * config/sparc/sparc.c (sparc_add_gc_roots): Likewise.
8273 * fixinc/fixfixes.c (FIX_TABLE_CT): Likewise.
8274 * fixinc/fixtests.c (TEST_TABLE_CT): Likewise.
8275 * builtins.c (expand_builtin_setjmp): Likewise.
8276 * expr.c (safe_from_p): Likewise.
8277 * flow.c (life_analysis): Likewise.
8278 * fold-const.c (size_int_type_wide): Likewise.
8279 * gcc.c (translate_options, init_spec, set_spec, main): Likewise.
8280 * genattrtab.c (make_length_attrs): Likewise.
8281 * genopinit.c (gen_insn): Likewise.
8282 * genrecog.c (NUM_KNOWN_PREDS, NUM_SPECIAL_MODE_PREDS): Likewise.
8283 * global.c (global_alloc): Likewise.
8284 * local-alloc.c (find_free_reg): Likewise.
8285 * mips-tdump.c (print_symbol): Likewise.
8286 * mips-tfile.c (parse_def, parse_input): Likewise.
8287 * reload1.c (NUM_ELIMINABLE_REGS): Likewise.
8288 * stmt.c (expand_nl_goto_receiver): Likewise.
8289 * stor-layout.c (set_sizetype): Likewise.
8290 * varasm.c (decode_reg_name): Likewise.
8291 * toplev.c (decode_f_option, decode_W_option,
8292 set_target_switch, print_switch_values): Likewise.
8293 (NUM_ELEM): Remove macro.
8294 (display_help, main): s/NUM_ELEM/ARRAY_SIZE/
8296 2000-08-24 Greg McGary <greg@mcgary.org>
8298 * tree.h (enum tree_index): New member `TI_MAIN_IDENTIFIER'.
8299 (MAIN_NAME_P, main_identifier_node): New macros.
8300 * c-common.c (c_common_nodes_and_builtins): Init main_identifier_node.
8301 * c-decl.c (start_decl, grokdeclarator, start_function,
8302 store_parm_decls, finish_function): Use MAIN_NAME_P.
8303 * config/avr/avr.c (function_prologue, function_epilogue): Likewise.
8304 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
8305 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
8306 * config/pdp11/pdp11.c (output_function_prologue): Likewise.
8308 2000-08-24 Greg McGary <greg@mcgary.org>
8310 * cppfiles.c (actual_directory): Don't write beyond `dir'
8311 when it contains "".
8312 * real.c (asctoeg): Stay within bounds of etens[][].
8314 2000-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8316 * dependence.c (dependence_string, direction_string,
8317 dump_one_node, dump_node_dependence): Hide unused identifiers.
8318 (get_low_bound, normalize_coefficients): Match definition to
8320 (get_one_coefficient): Initialize variables `value0_is_idx' and
8322 (ziv_test, gcd_test): Mark parameters with ATTRIBUTE_UNUSED.
8323 (ziv_test): Delete variable `idx', use parameter `sub' instead.
8324 (direction_merge): Avoid automatic aggregate initialization.
8325 (have_dependence_p): Use `src' not `dest' to set `src_idx'.
8326 Initialize variables `dest_idx' and `src_idx'.
8327 (end_dependence_analysis): Avoid C89 style function definition.
8329 2000-08-24 Joseph S. Myers <jsm28@cam.ac.uk>
8331 * c-common.c (time_char_table): Don't allow width with %F.
8332 (check_format_info): Don't allow "Z" length with scanf.
8334 2000-08-24 Gabriel Dos Reis <gdr@codesourcery.com>
8336 * diagnostic.c (finish_diagnostic): Define.
8337 (output_do_printf): Use wrap_text instead of output_add_string.
8338 (default_print_error_function): Avoid embedded '\n'.
8340 * diagnostic.h (flush_diagnostic_buffer): Declare.
8342 2000-08-23 Alexandre Oliva <aoliva@redhat.com>
8344 * dependence.c: Replace `[][]' with `[][MAX_SUBSCRIPTS]'.
8346 2000-08-23 Hans-Peter Nilsson <hp@axis.com>
8348 * Makefile.in (GCC_PASSES): Add specs.
8350 2000-08-23 Jim Wilson <wilson@cygnus.com>
8352 * frame.h (IA64_UNW_EHANDLER, IA64_UNW_UHANDLER): New.
8353 * config/ia64/frame-ia64.c (__get_personality): Return zero if neither
8354 EHANDLER nor UHANDLER bit is set.
8355 (__get_except_table): Likewise.
8357 2000-08-23 Nick Clifton <nickc@redhat.com>
8359 * config/arm/lib1funcs.asm: Replace upper case condition codes
8360 with lower case versions.
8362 * config/arm/arm.h (STRUCT_VALUE): Define.
8363 (STRUCT_VALUE_REGNUM): Delete.
8365 2000-08-23 Zack Weinberg <zack@wolery.cumb.org>
8367 * cpphash.h (IN_I): New flag for directive table.
8368 * cpplib.c (DIRECTIVE_TABLE): Mark #define, #undef, #ident, and
8370 (_cpp_check_directive): If -fpreprocessed, execute directives
8371 marked with IN_I. Issue no warnings in this case.
8372 * cpplex.c (_cpp_get_token): Expand no macros if -fpreprocessed.
8374 2000-08-23 Joseph S. Myers <jsm28@cam.ac.uk>
8376 * c-common.c (print_char_table): Allow 'I' flag with %d, %i and
8378 (check_format_info): Support printf 'I' flag; warn about it with
8381 2000-08-23 Richard Earnshaw (rearnsha@arm.com)
8383 * arm.c (arm_expand_prologue): Ensure that the stack-adjustment
8384 barrier can't be ignored by the alias analysis code.
8386 2000-08-12 Eli Zaretskii <eliz@is.elta.co.il>
8388 * fixinc/inclhack.def (sysv68_string): Fix the Sed script so it
8389 works inside fixincl.
8391 Wed Aug 23 04:55:48 2000 Alexandre Oliva <aoliva@redhat.com>
8393 * simplify-rtx.c (simplify_rtx): Don't pass VOIDmode to
8394 simplify_relational_operation() unless both operands are of
8396 * cse.c (fold_rtx): Likewise.
8398 Tue Aug 22 23:53:27 EDT 2000 John Wehle (john@feith.com)
8400 * rtlanal.c (rtx_unstable_p): The pic register is stable
8401 (within one function) and the actual rtx should be used
8402 when checking the registers.
8403 (rtx_addr_can_trap_p): Pic memory addresses can't trap.
8405 * alias.c (true_dependence, write_dependence_p): Fix
8406 bug in previous patch.
8408 * i386.c (ix86_GOT_alias_set): New.
8409 (legitimize_pic_address): Use it.
8411 * rtlanal.c (rtx_unstable_p): An unchanging MEM is
8412 only stable if its address is stable.
8413 (rtx_varies_p): An unchanging MEM can't vary if
8414 its address doesn't vary.
8416 2000-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8418 * c-parse.in (unop +): Restrict -Wtraditional warnings to user code.
8420 2000-08-22 J. David Anglin <dave@hiauly1.hia.nrc.ca>
8422 * vax.h (ASM_SPEC): Pass `-J' to assembler.
8423 * x-vax-gcc: New file for bootstrapping with gcc.
8424 * x-vax: Use X_CFLAGS rather than X_CPPFLAGS to pass `-J'.
8425 * configure.in: Use x-vax-gcc with gcc.
8426 * configure: Rebuilt.
8428 Tue Aug 22 21:21:05 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
8430 * toplev.c (rest_of_compilation): Rebuild label notes after
8431 post-reload splitting pass if new labels have been created.
8433 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
8435 * diagnostic.h (output_buffer_state): New macro.
8436 * diagnostic.c (diagnostic_for_decl, sorry,
8437 default_print_error_function, output_do_verbatim,
8438 report_diagnostic, report_problematic_module): Use it.
8440 (output_format): Use wrap_text instead of maybe_wrap_text.
8442 2000-08-22 Nick Clifton <nickc@redhat.com>
8444 * config/arm/lib1funcs.asm (ARM_DIV_MOD_BODY): New macro.
8445 Common code for ARM divide and modulus functions.
8446 (THUMB_DIV_MOD_BODY): New macro. Thumb equivalent of
8448 (FUNC_END): New macro: Common code at the end of the division and
8450 (THUMB_FUNCTION_START): New macro: Common code at the start of
8452 (__divsi3, __udivsi3, __modsi3, __umodsi3): Use new macros.
8454 Tue Aug 22 20:34:52 2000 Kaz Kojima <kkojima@rr.iij4u.or.jp>
8456 * config/sh/sh.md (cmpeqdi_t splitter): Fix a reverse testing.
8458 * config/sh/sh.c (prepare_scc_operands): Apply force_reg to
8459 sh_compare_op1 when the mode is DImode and sh_compare_op1 isn't
8462 2000-08-22 Nick Clifton <nickc@redhat.com>
8464 * config/arm/lib1funcs.asm (__umodsi3): Before performing any
8465 restorative additions, test for bottom bits of IP being set,
8466 rather than relying upon the RORs not matching.
8469 2000-08-22 David Edelsohn <edelsohn@gnu.org>
8471 * aix.h (ASM_DECLARE_FUNCTION_NAME): Call named_section() or
8472 text_section() as appropriate instead of emitting text csect
8474 (TEXT_SECTION_ASM_OP): Only require default 32-bit alignment.
8475 (UNIQUE_SECTION): Define macro.
8476 (ASM_OUTPUT_SECTION_NAME): Define macro.
8477 * rs6000.c (rs6000_override_options): Disable -ffunction-sections
8478 on AIX if debugging and -fdata-sections always.
8480 2000-08-22 Steven King <sxking@uswest.net>
8482 * config/float-i386.h (LDBL_EPSILON): Remove __convert_long_double
8484 (LDBL_MAX): Same here.
8486 2000-08-22 Richard Henderson <rth@cygnus.com>
8488 * flow.c (tidy_fallthru_edge): Update b->end properly.
8490 2000-08-22 Stan Cox <scox@redhat.com>
8492 * Makefile.in (OBJS): Add dependence.o.
8493 * dependence.c: New file.
8495 2000-08-22 Alexandre Oliva <aoliva@redhat.com>, John David Anglin <dave.anglin@nrc.ca>
8497 * calls.c (check_sibcall_argument_overlap_1): Adjust for
8499 (check_sibcall_argument_overlap): Likewise.
8501 2000-08-22 Alexandre Oliva <aoliva@redhat.com>
8503 * invoke.texi (SH Options): Document -m4-nofpu,
8504 -m4-single-only, -m4-single, -m4, -mbigtable, -mfmovd,
8505 -mhitachi, -mnomacsave, -misize, -mpadstruct, -mspace.
8507 2000-08-22 Joseph S. Myers <jsm28@cam.ac.uk>
8509 * c-common.c (check_format_info): Give the 'some locales' warning
8510 for strftime %Ey rather than the unconditional 'only last 2 digits
8513 2000-08-22 Richard Henderson <rth@cygnus.com>
8515 * alias.c (init_alias_analysis): Do not register
8516 struct_value_incoming_rtx or static_chain_rtx as pointing
8519 Tue Aug 22 01:44:43 2000 Jeffrey A Law (law@cygnus.com)
8521 * protoize.c (munge_compile_params): Fix typo and formatting buglets.
8523 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
8525 * diagnostic.h (report_problematic_module): Declare.
8526 * diagnostic.c (report_problematic_module): New function.
8527 (report_error_function): Tweak.
8529 Tue Aug 22 02:31:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8531 * stmt.c (expand_goto_internal, fixup_gotos): Only check
8532 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
8534 2000-08-21 Richard Henderson <rth@cygnus.com>
8536 * flow.c (calculate_global_regs_live): Mark frame pointer live
8537 everywhere before reload.
8539 2000-08-21 Jim Wilson <wilson@cygnus.com>
8541 * real.c (ereal_from_int, ereal_from_uint, significand_size): Handle
8542 INTEL_EXTENDED_IEEE_FORMAT.
8543 (toe64): Delete INTEL_EXTENDED_IEEE_FORMAT support. Unconditionally
8544 clear last two bytes of output FP value.
8546 2000-08-21 Graham Stott <grahams@cygnus.co.uk>
8548 * config/ia64/ia64.h (REDO_SECTION_INFO_P): Change decl to DECL.
8550 2000-08-21 Jakub Jelinek <jakub@redhat.com>
8552 * unroll.c (loop_find_equiv_value): If ret is modified between
8553 insn and loop_start, ret might not be equivalent to reg.
8555 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
8557 * c-common.c (init_dollar_format_checking,
8558 maybe_read_dollar_number, finish_dollar_format_checking): New
8560 (dollar_arguments_used, dollar_arguments_count,
8561 dollar_first_arg_num, dollar_max_arg_used, dollar_format_warned):
8563 (check_format_info): Support $ formats for scanf and printf width
8564 and precision. Always increment format_chars to advance past the
8565 '*' of precision, not just when the format parameters are
8568 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8570 * mips.c (block_move_loop, expand_block_move,
8571 function_arg_partial_nregs, save_restore_insns, function_prologue,
8572 mips_expand_prologue, RA_MASK): Avoid using the `U' integer
8574 (function_arg_advance, function_arg): Match argument to format
8577 2000-08-21 Nix <nix@esperi.demon.co.uk>
8579 * gcc.c (do_spec_1): Implement %j spec flag.
8580 Remove dead comment.
8582 * gcc.texi (The Configuration File): Document HOST_BIT_BUCKET.
8583 * system.h (HOST_BIT_BUCKET): Default to "/dev/null".
8584 * config/i386/xm-dos.h (HOST_BIT_BUCKET): Define as "NUL".
8585 * config/i386/xm-os2.h, config/winnt/winnt.h: Likewise.
8587 * protoize.c (munge_compile_params): Use HOST_BIT_BUCKET (if
8588 writable) instead of hardcoded value.
8590 * toplev.c (compile_file): Output to a file even if -fsyntax-only.
8592 * gcc.c, config/i386/xm-dos.h, config/i386/xm-os2.h: Kill
8595 * gcc.c (cc1_options): Do not process -o or run the assembler if
8597 * objc/lang-spec.h: Likewise.
8599 2000-08-21 Eli Zaretskii <eliz@is.elta.co.il>
8601 * fixinc/fixincl.c (fix_with_system): Pipe the output of
8602 "external" fixes through `cat', to avoid truncating the input
8603 file by redirection.
8605 2000-08-21 Jakub Jelinek <jakub@redhat.com>
8607 * config/i386/i386.md (lea_general_1): Copy insn condition to split
8609 (lea_general_2, lea_general_3): Likewise.
8611 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8613 * c-decl.c (duplicate_decls, define_label): Restrict -Wtraditional
8614 warnings to user code.
8616 * c-lex.c (readescape, yylex): Likewise.
8618 * c-typeck.c (store_init_value, process_init_element): Likewise
8619 (c_expand_start_case): Format.
8621 2000-08-18 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
8623 * mips/linux.h (LINK_SPEC): Use %(endian_spec).
8625 * mips/mips.h: Change LINKER_ENDIAN_SPEC to ENDIAN_SPEC
8626 and linker_endian_spec to endian_spec.
8627 (ENDIAN_SPEC): Add %{EB} and %{EL}.
8628 (LINK_SPEC): Remove %{EB} and %{EL}.
8629 (ASM_SPEC): Likewise. Use %(endian_spec).
8631 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
8633 * c-tree.h (flag_hosted): Move declaration from here...
8634 * c-common.h (flag_hosted): ... to here.
8635 (flag_noniso_default_format_attributes): New declaration.
8636 * c-decl.c (flag_noniso_default_format_attributes): New variable.
8637 (c_decode_option): Set it appropriately for options choosing
8638 language standard variant.
8639 * c-common.c (init_function_format_info): Only provide default
8640 format attributes if flag_hosted. Only provide the gettext
8641 formats if flag_noniso_default_format_attributes. Update
8643 (check_format_info): Disable treatment of %a as a scanf flag in
8646 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
8648 * c-common.c (scan_char_table): Add 'w' to flags for all formats
8650 (check_format_info): Set 'wide' for scanf format widths. Warn for
8651 a zero scanf width. Make the check for writing into a constant
8652 object at the first level of indirection; at later levels, warn if
8653 any type qualifiers are encountered.
8655 Mon Aug 21 07:41:12 2000 Jeffrey A Law (law@cygnus.com)
8657 * reload.c (reload_inner_reg_of_subreg): New function broken out of
8659 (push_reload): Use reload_inner_reg_of_subreg.
8660 (combine_reloads): Do not combine reloads if the input reload
8661 is a SUBREG in which the inner part will need reloading.
8663 * global.c (global_alloc): Avoid passing dumpfile argument to
8665 * toplev.c (rest_of_compilation): Likewise.
8666 * reload.h (reload): Remove dumpfile argument. Callers changed.
8667 (debug_reload, debug_reload_to_stream): Move prototypes here.
8668 * rtl.h (reload): Remove dumpfile argument.
8669 * reload.c (debug_reload): Remove prototype.
8670 (debug_reload_to_stream): Likewise.
8671 * reload1.c: Avoid passing dumpfile around, rely on rtl_dump_file
8674 2000-08-21 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8676 * diagnostic.c (context_as_prefix): Export.
8677 (need_error_newline): Remove.
8678 (lang_diagnostic_starter, lang_diagnostic_finalizer): New objects.
8679 (error_module_changed, record_last_error_module,
8680 error_function_changed, record_last_error_function): New functions.
8681 (initialize_diagnostics): Default intialize
8682 lang_diagnostic_starter, lang_diagnostic_finalizer.
8683 (init_output_buffer): Tweak.
8684 (file_name_as_prefix): New function.
8685 (announce_function, default_print_error_function,
8686 report_error_function, set_diagnostic_context): Tweak.
8688 2000-08-21 Richard Earnshaw <rearnsha@arm.com>
8690 * flow.c (init_propagate_block_info): Handle SUBREG in a jump
8691 condition expression.
8693 2000-08-20 Richard Henderson <rth@cygnus.com>
8695 * flow.c (merge_blocks_nomove): Don't seek back past the bb note.
8697 2000-08-20 Zack Weinberg <zack@wolery.cumb.org>
8699 * cppinit.c (cpp_init): Set global flag when called.
8700 (cpp_reader_init): Bomb out if cpp_init hasn't been called.
8702 Sun Aug 20 01:41:35 2000 Dennis Chernoivanov <cdi@sparc.spb.su>
8704 * cpplex.c (cpp_scan_buffer): Move `output_line_command' just
8705 before `process_directive' so that newlines won't be missed
8707 (cpp_printf): Increment `print->lineno' when newline is emitted.
8709 * cppmain.c (cb_ident): Likewise.
8710 (cb_define): Likewise.
8711 (cb_undef): Likewise.
8712 (cb_include): Likewise.
8713 (cb_def_pragma): Likewise.
8714 (dump_macros_helper): Likewise.
8716 2000-08-20 Richard Henderson <rth@cygnus.com>
8718 * config/ia64/ia64.c (emit_insn_group_barriers): Stop if ar.lc
8719 assigned before a loop.
8721 * config/ia64/ia64.md (ashlsi3): Zero extend the shift count.
8722 (ashrsi3, lshrsi3): Likewise.
8724 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
8726 * c-lang.c: #include diagnostic.h
8727 (c_tree_printer): New function.
8728 (lang_init): Initialize lang_printer.
8730 * Makefile.in (c-lang.o): Depends on diagnostic.h
8732 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
8734 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic.
8736 * diagnostic.c (default_diagnostic_starter,
8737 default_diagnostic_finalizer): New functions.
8738 (diagnostic_for_asm, diagnostic_for_decl): Tweak.
8739 (pedwarn, pedwarn_with_file_and_line, error,
8740 error_with_file_and_line, fatal, warning,
8741 warning_with_file_and_line): Adjust call to report_diagnostic.
8742 (report_diagnostic): Rework.
8743 (set_diagnostic_context): New function.
8745 * diagnostic.h (struct diagnostic_context): New data structure.
8746 (diagnostic_message, diagnostic_argument_list,
8747 diagnostic_file_location, diagnostic_line_location,
8748 diagnostic_is_warning, diagnostic_starter, diagnostic_finalizer,
8749 diagnostic_finalizer, diagnostic_auxiliary_data): New macros.
8750 (set_diagnostic_context): Declare.
8751 (report_diagnostic): Change prototype.
8753 Sun 20-Aug-2000 09:25:45 BST Neil Booth <NeilB@earthling.net>
8755 * fix-header.c (main): Initialize cpplib.
8757 2000-08-19 Michael Meissner <meissner@redhat.com>
8759 * ifcvt.c (find_if_block): Do not assume that a THEN block has any
8760 instructions in it before checking for indirect jumps.
8762 * ifcvt.c (find_if_block): Do not consider a THEN block that ends
8763 in a indirect jump as a potential for conditional execution.
8765 * d30v.h (d30v_init_expanders): Don't declare here.
8766 * d30v-protos.h (d30v_init_expanders): Declare here with a valid
8769 Sat 19-Aug-2000 21:11:45 BST Neil Booth <NeilB@earthling.net>
8771 * cpp.texi: Add @section for assertions.
8773 Sat Aug 19 12:37:08 EDT 2000 John Wehle (john@feith.com)
8775 * loop.c (scan_loop): Use CONST_CALL_P instead of
8776 checking for REG_LIBCALL / REG_RETVAL.
8778 Sat Aug 19 09:18:47 2000 Jeffrey A Law (law@cygnus.com)
8780 * reload1.c (reload_as_needed): Accept dumpfile argument,
8781 pass it to emit_reload_insns.
8782 (emit_reload_insns): Add new dumpfile argument. If non-null
8783 then dump the reloads for each insn into the dumpfile.
8784 (reload): Pass dumpfile to reload_as_needed.
8786 * invoke.texi: Clean up linux-gnu vs linux comments.
8788 2000-08-19 Richard Henderson <rth@cygnus.com>
8790 * config/ia64/ia64.c (reg_or_5bit_operand): New.
8791 (ia64_depz_field_mask): New.
8792 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_R): New.
8793 (PREDICATE_CODES): Update.
8794 * config/ia64/ia64.md: Update commentary.
8795 (depz_internal): New.
8796 (ashlsi3): Implement directly.
8797 (ashrsi3, lshrsi3): Simplify; rely on extv and extzv for constants.
8798 (ashldi3): Use shladd.
8799 * config/ia64/ia64-protos.h: Update.
8801 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
8803 * toplev.c (independent_decode_option): Always process -g.
8804 Remove third argument, now unused. Adjust caller to match.
8806 2000-08-18 Richard Henderson <rth@cygnus.com>
8808 * combine.c (make_compound_operation): Break after creating
8811 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
8813 * cpplib.c (cpp_register_pragma_space): Just return if the
8814 namespace is already registered.
8816 2000-08-18 Ray Essick <essick@ddna.labs.mot.com> & Nick Clifton <nickc@redhat.com>
8818 * config/mcore/mcore.md (rotlsi3): Allow allow rotations by a
8819 constant amount. Do not generate ROTL instruction.
8821 Fri Aug 18 16:22:20 2000 Alexandre Oliva <aoliva@redhat.com>
8823 * config/sh/elf.h: Do not include sh/sh.h.
8824 * config/sh/rtems.h: Likewise.
8825 * config/sh/rtemself.h: Do not include sh/elf.h.
8826 * configure.in: Get them included with `tm_file's.
8827 * configure: Rebuilt.
8829 * config/sh/sh.md (fpu_switch0, fpu_switch1): Simplify.
8830 * config/sh/sh.c (fpscr_set_from_mem): Use them.
8832 Fri Aug 18 14:23:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8834 * stor-layout.c (compute_record_type): Don't use mode of single
8835 field as mode of record if not integer mode of same type.
8837 * regmove.c (perhaps_ends_bb_p): New function.
8838 (optimize_reg_copy_1, optimize_reg_copy_2): Call it.
8839 (optimize_reg_copy_3, fixup_match_2, regmove_optimize): Likewise.
8840 (fixup_match_1): Likewise.
8841 (fixup_match_1, combine_stack_adjustments_for_block): Add casts to
8842 avoid signed/unsigned warnings.
8844 * function.c (fixup_var_refs_1, case MEM): Update CODE after
8847 Fri 18-Aug-2000 18:33:45 BST Neil Booth <NeilB@earthling.net>
8849 * cpphash.h: Use HAVE_DESIGNATED_INITIALIZERS.
8850 (_cpp_trigraph_map): Declaration moved from cpplex.c
8852 * cppinit.c: Define _cpp_trigraph_map. Use UCHAR_MAX + 1
8853 instead of 256. Use consistent test for designated initializers.
8854 (cpp_init): Initialize trigraph_map.
8855 (initialize_standard_includes, parse_option): Use memcmp
8858 * cpplex.c (init_trigraph_map): Remove.
8859 (trigraph_ok, trigraph_replace, lex_line): Refer to
8862 * cpplib.c (str_match, WARNING, ERROR, ICE): Delete.
8863 (do_unassert): Remove unused "next" local.
8865 * system.h (HAVE_DESIGNATED_INITIALIZERS): New prototype.
8867 2000-08-18 Emmanuel Marty <emarty@suntech.fr>
8869 * arm/lib1funcs.asm (_umodsi3 THUMB VARIANT): Restore deleted return
8872 2000-08-17 Richard Henderson <rth@cygnus.com>
8874 * config/ia64/ia64.c (spill_restore_mem): Handle emitting
8875 the first insn in a sequence.
8877 Thu Aug 17 22:40:05 EDT 2000 John Wehle (john@feith.com)
8879 * alias.c (true_dependence, write_dependence_p): A read
8880 involving a label_ref or the constant pool doesn't create
8883 * rtl.h (unchanging): Improve documentation.
8885 2000-08-17 Rodney Brown <RodneyBrown@mynd.com>
8887 * cse.c (insert_regs): Remove unused `regno'.
8889 2000-08-17 Neil Booth <NeilB@earthling.net>
8891 * (cppinit.c) merge_include_chains: Use remove_dup_dir,
8892 remove_dup_dirs. If qtail == brack, remove brack not
8894 (remove_dup_dir, remove_dup_dirs): New functions.
8896 2000-08-17 Neil Booth <NeilB@earthling.net>
8898 * cppinit.c (cpp_cleanup): Free include dir chains.
8899 * cpplib.c (do_undef): Let _cpp_free_definition make the node void.
8900 (do_unassert): Free the assert with _cpp_free_definition.
8901 * cppmacro.c (_cpp_free_definition): Free memory allocated for
8902 assertions. Make the node a T_VOID node.
8904 2000-08-17 Neil Booth <NeilB@earthling.net>
8906 * cppinit.c (path_include, append_include_chain):
8907 Remove 2nd parameter (struct cpp_pending *).
8908 (path_include, initialize_standard_includes, cpp_handle_option):
8909 Update callers appropriately.
8910 (cpp_handle_option): Use pend.
8912 2000-08-17 Neil Booth <NeilB@earthling.net>
8914 * cppinit.c (sort_options): Remove, put functionality in
8917 (initialize_builtins): Free memory.
8918 (cpp_start_read): Move init_IStable to cpp_init.
8920 * cpplib.h (cpp_init): New prototype.
8921 * cppmain.c (main): Call cpp_init.
8923 Thu Aug 17 13:20:32 EDT 2000 John Wehle (john@feith.com)
8925 * rtlanal.c (rtx_unstable_p): Use CONSTANT_P.
8926 (rtx_unstable_p, rtx_varies_p): Process vectors.
8928 2000-08-16 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
8930 * config/sh/lib1funcs.asm (GLOBAL): Define. Use for all
8931 references to GLOBAL symbols. Use LOCAL where appropriate.
8933 2000-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8935 * configure.in (*-ibm-aix4.[12]*): Delete test for gnu ld. Always
8936 use t-aix41 when host == target.
8938 2000-08-16 Richard Henderson <rth@cygnus.com>
8940 * reload.c (push_secondary_reload): Revert last change.
8941 If we use a reload_in/out pattern, make the when the same
8942 as the primary reload.
8943 (find_reloads): Likewise.
8945 2000-08-16 Manfred Hollstein <manfredh@redhat.com>
8947 * configure.in (libstdcxx-v3): Fix test.
8948 * configure: Regenerate.
8950 Wed Aug 16 08:10:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8952 * calls.c (calls_function_1, expand_call): Only test
8953 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
8954 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8956 2000-08-16 Richard Henderson <rth@cygnus.com>
8958 * combine.c (simplify_shift_const): Revert previous two
8959 changes. If SHIFT_COUNT_TRUNCATED, crop the shift count
8960 before the main loop.
8962 2000-08-15 Richard Henderson <rth@cygnus.com>
8964 * combine.c (simplify_shift_const): Bound shift count when
8967 Tue Aug 15 17:33:05 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8969 * calls.c (ECF_SP_DEPRESSED): New macro.
8970 (calls_function_1): Treat calling sp-depressed function as alloca.
8971 (emit_call_1): Don't adjust SP if calling sp-depressed function.
8972 (expand_call): Set ECF_SP_DEPRESSED if TYPE_RETURNS_STACK_DEPRESSED.
8973 If sp-depressed, ensure block saves and restores SP.
8974 * fold-const.c (extract_muldiv): Only check TYPE_IS_SIZETYPE
8976 * function.c (keep_stack_depressed): New function.
8977 (thread_prologue_and_epilogue_insns): Call it.
8978 * print-tree.c (print_node): Use HOST_WIDE_INT_PRINT_UNSIGNED
8979 to print DECL_OFFSET_ALIGN.
8980 Print no-force-blk and transparent-union flags properly.
8981 * stmt.c (expand_goto_internal): Don't restore stack if last block
8982 and function returns with sp depressed.
8983 (fixup_gotos): Likewise.
8984 (save_stack_pointer): New function, from code in expand_decl.
8985 (expand_decl): Call new function.
8986 * tree.h (TYPE_IS_SIZETYPE): Call INTEGER_TYPE_CHECK.
8987 (TYPE_RETURNS_STACK_DEPRESSED): New macro.
8988 (save_stack_pointer): New declaration.
8990 * diagnostic.c (fatal_function): New variable.
8991 (set_fatal_function): New function.
8993 * diagnostic.h (set_fatal_function): New declaration.
8995 2000-08-15 William Cohen <wcohen@redhat.com>
8997 * config/sh/elf.h (DWARF2_DEBUGGING_INFO): Defined.
8998 (PREFERRED_DEBUGGING_TYPE): Set to dwarf2 info.
8999 (DWARF2_ASM_LINE_DEBUG_INFO): Defined.
9001 2000-08-15 Richard Henderson <rth@cygnus.com>
9003 * flow.c (mark_used_reg): Set reg_cond_reg appropriately.
9005 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
9007 * arm.c (arm_function_ok_for_sibcall): New function.
9008 * arm.h (FUNCTION_OK_FOR_SIBCALL): Define.
9009 * arm.md (call expanders): Don't check here for calls that can't
9012 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
9014 * arm.md (splits generating cond_exec): Disable.
9016 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
9018 * arm/linux-elf.h (text_section): Delete declaration.
9020 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
9022 ARM support for unordered FP operations.
9023 * arm-protos.h (arm_comparison_operator): Declare.
9024 * arm.c (arm_comparison_operator): New function.
9025 (arm_select_cc_mode): Add unordered comparison codes.
9026 (get_arm_condition_code): Likewise.
9027 (arm_final_prescan_insn): Can't handle unordered jumps that can't
9028 be done in one insn.
9029 * arm.h (PREDICATE_CODES): Add arm_comparison_operator.
9030 * arm.md (all uses of comparison_operator): Replace with
9031 arm_comparison_operator.
9032 (bunordered, bordered, bugt, bunlt, bunge, bunle, buneq, bltgt): New
9034 (arm_buneq, arm_bltgt, arm_buneq_reversed, arm_bltgt_reveresed): New
9037 Tue Aug 15 00:36:36 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
9039 * gthr-posix.h: Conditionally include <sched.h>; include
9040 <config.h> from libobjc/.
9042 2000-08-14 Richard Henderson <rth@cygnus.com>
9044 * config/i386/i386.c (legitimize_pic_address): Use Pmode
9047 2000-08-14 Richard Henderson <rth@cygnus.com>
9049 * configure.in (ia64-*): Set float_format for i386 long double.
9051 * real.c (GET_REAL): Treat 128-bit INTEL_EXTENDED_IEEE_FORMAT
9052 as we would for i386 XFmode.
9053 (PUT_REAL): Likewise.
9054 (endian, ereal_atof, real_value_truncate): Likewise.
9055 (ereal_isneg, toe64, etens, make_nan): Likewise.
9056 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Likewise.
9058 * config/ia64/ia64-protos.h: Update.
9059 * config/ia64/ia64.c (general_tfmode_operand): New.
9060 (destination_tfmode_operand): New.
9061 (tfreg_or_fp01_operand): New.
9062 (ia64_split_timode): New.
9063 (spill_tfmode_operand): New.
9064 (ia64_expand_prologue): Use TFmode not XFmode.
9065 (ia64_expand_epilogue): Likewise.
9066 (ia64_function_arg): Likewise.
9067 (ia64_function_arg_advance): Likewise.
9068 (ia64_return_in_memory): Likewise.
9069 (ia64_function_value): Likewise.
9070 (ia64_print_operand): Likewise.
9071 (ia64_register_move_cost): Set GR<->FR to 5.
9072 (ia64_secondary_reload_class): Get GR for TImode memory op.
9073 * config/ia64/ia64.h (ROUND_TYPE_SIZE): Remove.
9074 (ROUND_TYPE_ALIGN): Remove.
9075 (LONG_DOUBLE_TYPE_SIZE): Set to 128.
9076 (INTEL_EXTENDED_IEEE_FORMAT): Define.
9077 (HARD_REGNO_NREGS): Use TFmode, not XFmode.
9078 (HARD_REGNO_MODE_OK): Likewise. Disallow TImode in FRs.
9079 (MODES_TIEABLE_P): Use TFmode, not XFmode.
9080 (CLASS_MAX_NREGS): Likewise.
9081 (ASM_OUTPUT_LONG_DOUBLE): Output by 4 byte hunks.
9082 (PREDICATE_CODES): Update.
9083 * config/ia64/ia64.md (movti): New.
9084 (movti_internal): Use a clobber for memory alternatives.
9085 (reload_inti, reload_outti): New.
9086 (movsfcc_astep): Predicate properly.
9087 (movdfcc_astep): Likewise.
9090 (extendsftf2, extenddftf2): New.
9091 (trunctfsf2, trunctfdf2): New.
9092 (floatditf2, fix_trunctfdi2): New.
9093 (floatunsditf2, fixuns_trunctfdi2): New.
9094 (addtf3, subtf3, multf3, abstf2): New.
9095 (negtf2, nabstf2, mintf3, maxtf3): New.
9096 (maddtf3, msubtf3, nmultf3, nmaddtf3): New.
9098 (fr_spill): Use TFmode, not XFmode.
9099 (fr_restore): Likewise.
9100 * config/ia64/lib1funcs.asm (__divtf3): New.
9101 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add it.
9103 2000-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9105 * cse.c (fold_rtx): Avoid empty body in an if-statement.
9107 * doloop.c (doloop_iterations_max, doloop_modify): Avoid using the
9108 `U' integer constant suffix.
9110 * dwarf2out.c (add_subscript_info): Avoid empty body in an
9113 * sparc/sol2.h (__enable_execute_stack): Prototype.
9115 2000-08-14 David Edelsohn <edelsohn@gnu.org>
9117 * collect2.c: Remove use of AIX import file.
9119 * longlong.h: Test ARCH_PWR not ARCH_POWER.
9121 * rs6000.c (print_operand, case 'E'): Add else.
9123 2000-08-14 Richard Henderson <rth@cygnus.com>
9125 * config/ia64/ia64.md (movdi): Delay calling ia64_expand_load_address.
9126 (movdi_symbolic): New.
9128 2000-08-14 Jim Wilson <wilson@cygnus.com>
9130 * config/ia64/ia64.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
9131 to GNU as. For Intel as, pass -M const_gp and -M no_plabel.
9132 * config/ia64/linux.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
9135 2000-08-14 Richard Henderson <rth@cygnus.com>
9137 * expr.c (emit_group_load): Don't force constants into registers.
9138 Special case source already in the correct mode.
9140 2000-08-14 Zack Weinberg <zack@wolery.cumb.org>
9142 * configure.in: Accept *-*-linux* not just *-*-linux-gnu*.
9143 * fixinc/inclhack.def: Likewise.
9144 * fixinc/mkfixinc.sh: Likewise.
9145 * configure: Regenerate.
9146 * fixinc/fixincl.x: Regenerate.
9147 * install.texi: Document equivalence of linux and linux-gnu.
9149 Mon Aug 14 18:51:44 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
9151 * cse.c (insert_regs): Also in REG case: When finding an invalid
9152 value, and we make a new quantity, make sure that it won't be
9153 mistaken by for a valid one by mention_regs.
9155 2000-08-13 Ralf Gütlein <ralf.guetlein@aranea.de>
9157 * h8300.md: Remove obsolete peepholes.
9159 2000-08-13 Kazu Hirata <kazu@hxi.com>
9161 * invoke.texi (H8/300 Options): Fix typos.
9162 * config/h8300.c: Fix formatting.
9163 * config/h8300.h: Fix comment typos.
9164 (OVERRIDE_OPTIONS): Fix formatting.
9166 * function.c: Fix formatting.
9168 * cse.c: Fix formatting.
9170 2000-08-13 Geoff Keating <geoffk@cygnus.com>
9172 * flow.c (attempt_auto_inc): Remove unused variable `bb'.
9173 (attempt_auto_inc): Suppress parentheses warning.
9174 * function.c (put_reg_into_stack): Remove unused variable `unsigned_p'.
9175 * loop.c (load_mems): Remove `u' suffix in two places.
9176 * config/rs6000/rs6000.c: Remove unnecessary `u' suffixes from
9178 * config/rs6000/rs6000.h: Likewise.
9179 * config/rs6000/sol-c0.c: Prototype some functions. Remove the
9180 __eabi dummy routine.
9181 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Remove unused
9184 * config/rs6000/rs6000.c (rs6000_select_section): Rewrite to
9185 not put stuff in .sdata unnecessarily.
9186 (rs6000_unique_section): New function.
9187 * config/rs6000/rs6000-protos.h: Add rs6000_unique_section.
9188 * config/rs6000/sysv4.h (UNIQUE_SECTION): Define.
9190 * c-typeck.c (build_array_ref): Don't complain about non-lvalue
9191 arrays in C99. Don't try to look at DECL_REGISTER of a
9192 COMPONENT_REF. Don't complain twice about the same error.
9194 * fixinc/inclhack.def (aix_pthread): New fix.
9195 (aix_sysmachine): New fix.
9196 * fixinc/fixincl.x: Regenerate.
9198 * expr.c (expand_expr): Call convert_modes when turning a large
9199 multiply into a small one.
9201 2000-08-12 Geoff Keating <geoffk@cygnus.com>
9203 * tree.h (DECL_OFFSET_ALIGN): Make the off_align field of
9204 the tree structure an exponent rather than an explicit alignment
9205 so it doesn't overflow.
9206 (SET_DECL_OFFSET_ALIGN): New macro.
9207 * stor-layout.c (place_union_field): Use SET_DECL_OFFSET_ALIGN
9208 rather than DECL_OFFSET_ALIGN.
9209 (place_field): Likewise.
9210 * expmed.c (store_bit_field): Abort on align==0 to avoid
9211 antisocial machine behaviour.
9213 2000-08-12 Richard Henderson <rth@cygnus.com>
9215 * sibcall.c (uses_addressof): Accept both addressof and
9216 current_function_internal_arg_pointer inside a mem.
9217 (optimize_sibling_and_tail_recursive_call): Fail tail recursion
9218 if current_function_uses_addressof.
9219 * stmt.c (expand_return): Kill tail recursion and HAVE_return
9222 2000-08-11 Richard Henderson <rth@cygnus.com>
9224 * config/ia64/ia64.md (addsi3): Remove expander.
9225 (subsi3, mulsi3, negsi2, one_cmplsi2): Likewise.
9226 (*addsi3_shladd): New.
9228 2000-08-11 Richard Henderson <rth@cygnus.com>
9230 * config/ia64/ia64.c (do_spill): Pass cfa offset to move expander.
9231 (do_restore): Likewise.
9232 (gen_movdi_x, gen_fr_spill_x, gen_fr_restore_x): New.
9233 (ia64_expand_prologue, ia64_expand_epilogue): Use them.
9234 (rtx_needs_barrier): Track actual bit manipulation for
9235 ar.unat moves, gr_spill, and gr_restore.
9236 (emit_insn_group_barriers): Special case gr_spill/gr_restore.
9237 (process_set): Don't handle varargs spills.
9238 * config/ia64/ia64.md (gr_spill): Accept cfa offset. Emit
9239 .mem.offset here instead of in process_set.
9240 (gr_restore): Likewise.
9242 2000-08-11 Richard Henderson <rth@cygnus.com>
9244 * config/ia64/ia64.h (PROMOTE_MODE): Only extend to SImode.
9246 2000-08-11 Mark Elbrecht <snowball3@bigfoot.com>
9248 * gcc.texi (The Configuration File): Document
9249 COLLECT2_HOST_INITIALIZATION, GCC_DRIVER_HOST_INITIALIZATION, and
9250 UPDATE_PATH_HOST_CANONICALIZATION.
9252 2000-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9254 * c-parse.in (cast_expr): Avoid -Wstrict-prototype warnings for
9255 unprototyped function pointer casts on integer constants.
9257 2000-08-11 Laurynas Biveinis <lauras@softhome.net>
9259 * fixproto: Recognize DOS paths with drive letters as absolute paths.
9261 2000-08-11 Nathan Sidwell <nathan@codesourcery.com>
9263 * extend.texi (Volatiles): Fix typos.
9265 2000-08-11 Kazu Hirata <kazu@hxi.com>
9267 * flow.c: Fix formatting.
9269 2000-08-11 Richard Henderson <rth@cygnus.com>
9271 * reload.c (push_secondary_reload): When invoking a reload_{in,out}
9272 pattern, always allocate a tertiary scratch register.
9274 * config/alpha/alpha.md (reload_inqi): Use a DImode scratch.
9275 (reload_inhi): Likewise.
9277 2000-08-11 Richard Henderson <rth@cygnus.com>
9279 * function.c (put_reg_into_stack): Allow type to be NULL.
9280 (schedule_fixup_var_refs): Likewise.
9281 (gen_mem_addressof): Allow decl to be NULL.
9282 (put_addressof_into_stack): Likewise.
9284 * flow.c (merge_blocks_nomove): Be more careful about
9285 locating the beginning of block A.
9287 * combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED.
9289 Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
9294 * config.in: Reverted the check for <sched.h>.
9296 2000-08-10 Chris Demetriou <cgd@sibyte.com>
9298 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New
9299 macros define the name of CTOR and DTOR sections.
9300 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
9301 DTOR_LIST_END): Change to use attributes to specify
9303 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME,
9304 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
9305 DTOR_LIST_END): Same as in mips/elf.h.
9307 2000-08-10 Drew Moseley <dmoseley@redhat.com>
9309 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly
9310 disabling just crt0.o.
9312 2000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com>
9314 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork.
9315 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs.
9316 (EXTRA_SPECS): Add them.
9317 * arm/lib1funcs.asm: Support builds for interworking.
9318 Use macros to eliminate duplicated pieces of code.
9320 2000-08-10 Kazu Hirata <kazu@hxi.com>
9322 * h8300.c (expand_a_rotate): New.
9323 (emit_a_rotate): Likewise.
9324 (h8300_adjust_insn_length): Add support for the rotate insns.
9325 * h8300.md (rotlqi3): New.
9326 (*rotlqi3_1): Likewise.
9327 (rotlhi3): Likewise.
9328 (*rotlhi3_1): Likewise.
9329 (rotlhi3): Likewise.
9330 (*rotlhi3_1): Likewise.
9331 * h8300-proto.h: Add prototypes for expand_a_rotate and
9334 * h8300.c: Fix comment typos.
9335 (dosize): Declare the variable amount as unsigned.
9336 (get_shift_alg): Fix a comparison between signed and unsigned.
9337 (emit_a_shift): Likewise.
9338 (h8300_adjust_insn_length): Simplify the code.
9340 * c-decl.c: Fix formatting.
9342 2000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9344 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a
9345 warning about non-traditional numeric constant suffixes.
9347 * cppexp.c (parse_number): Likewise.
9349 * invoke.texi: (-Wtraditional): Document new behavior.
9351 Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
9353 * gthr-posix.h: Include auto-host.h. Conditionally include
9355 * configure.in: Check for the <sched.h> header file.
9356 * config.in: Added define for HAVE_SCHED_H.
9358 2000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9360 * c-typeck.c (process_init_element): For -Wtraditional, warn about
9361 initialization of unions.
9363 * invoke.texi (-Wtraditional): Document new behavior.
9365 2000-08-09 Zack Weinberg <zack@wolery.cumb.org>
9367 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
9368 instead of extra_c_flags.
9369 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
9370 * configure: Regenerate.
9371 * config.in: Regenerate.
9373 * cpperror.c (cpp_type2name): New function.
9374 * cpplex.c (lex_line): If we issued an error for an invalid
9375 preprocessing directive, discard that logical line.
9376 * cpplib.c (do_line): Call a hook function if the current file
9377 is renamed by #line.
9378 (do_ident): Pass the contents of the string, not the entire
9379 token, to the callback function.
9380 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
9381 (cb.rename_file): New hook function.
9382 (cb.ident): Adjust prototype.
9383 (cpp_type2name): Prototype.
9384 * cppmacro.c (dump_macro_args): Correct precedence lossage.
9386 * cppmain.c (cb_ident): Update for changed interface.
9387 (cb_rename_file): New function.
9388 (main): Set rename callback.
9390 2000-08-09 Alexandre Oliva <aoliva@redhat.com>
9392 * caller-save.c (mark_referenced_regs): Mark partially-overwritten
9393 multi-word registers.
9395 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
9397 * c-common.c (combine_strings, check_format_info): Refer to ISO C
9398 or ISO C89 instead of ANSI C.
9399 * c-decl.c (grokdeclarator, xref_tag, finish_struct,
9400 build_enumerator, do_case): Likewise.
9401 * c-lex.c (parse_float, yylex): Likewise.
9402 * c-parse.in: Likewise.
9403 * c-typeck.c (common_type, build_array_ref, build_binary_op,
9404 build_unary_op, pedantic_lvalue_warning, build_conditional_expr,
9405 build_c_cast, convert_for_assignment, set_init_index,
9406 set_init_label, c_expand_start_case): Likewise.
9407 * toplev.c (documented_lang_options, display_help): Likewise.
9409 2000-08-08 Kazu Hirata <kazu@hxi.com>
9411 * h8300.c: Fix formatting.
9412 * h8300.h: Likewise.
9413 * h8300.md: Likewise.
9414 (movsi_h8300hs): Fix formatting of the resulting assembly code.
9416 * reload1.c: Fix formatting.
9418 2000-08-08 Rodney Brown <RodneyBrown@mynd.com>
9420 * alpha/alpha.c (alpha_emit_xfloating_libcall):
9421 Use GEN_CALL_VALUE define.
9422 * alpha/alpha.md (untyped_call): Use GEN_CALL define.
9423 * clipper/clipper.md (untyped_call): Likewise.
9424 * dsp16xx/dsp16xx.md (untyped_call): Likewise.
9425 * fx80/fx80.md (untyped_call): Likewise.
9426 * mips/mips.md (untyped_call): Likewise.
9427 * ns32k/ns32k.md (untyped_call): Likewise.
9428 * pa/pa.md (untyped_call): Likewise.
9429 * romp/romp.md (untyped_call): Likewise.
9430 * sparc/sparc.md (untyped_call): Likewise.
9432 2000-08-08 Jason Eckhardt <jle@cygnus.com>
9434 * config/i860/i860.c (singlemove_string): Do not generate assembler
9435 pseudo instructions that must be expanded (that is, with signed
9436 constants larger than 16 bits).
9438 2000-08-08 Richard Henderson <rth@cygnus.com>
9440 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and
9441 PROP_AUTOINC at -O0. Don't collect alias info at -O0.
9442 (init_propagate_block_info): Don't kill memory stores at -O0.
9443 (mark_set_1, mark_used_regs): Likewise.
9445 2000-08-08 David Edelsohn <edelsohn@gnu.org>
9447 * rs6000.c (optimization_options): Decorate 'level' as
9449 (mask64_operand): Remove sign-extend thinko.
9450 (rldic_operand): New function.
9451 (load_multiple_operation): regno's are unsigned ints.
9452 (store_multiple_operation): Likewise.
9453 (lmw_operation): Likewise.
9454 (stmw_operation): Likewise.
9455 (includes_lshift_p): shift_mask is unsigned int.
9456 (includes_lshift64_p): New function.
9457 (addrs_ok_for_quad_peep): unsigned int reg1.
9458 (print_operand): Consistently add "else" after
9459 output_operand_lossage().
9460 (print_operand, case 'b'): Fold in case 'W'.
9461 (print_operand, case 'W'): Print rldic MB value.
9462 (output_epilogue): Update Objective-C language string.
9463 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned.
9464 * rs6000.h (PREDICATE_CODES): Add rldic_operand.
9465 * rs6000.md (ashldi3): Add rldic instruction.
9466 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE".
9467 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template
9470 2000-08-08 Richard Henderson <rth@cygnus.com>
9472 * config/ia64/ia64-protos.h: Remove duplicates. Update
9473 for massive code rearrangements.
9474 * config/ia64/ia64.c (ia64_arpfs_regno): Remove.
9475 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove.
9476 (ia64_local_regs, ia64_need_regstk): Remove.
9477 (ar_ccv_reg_operand): New.
9478 (ia64_gp_save_reg): New.
9479 (struct ia64_frame_info): Combine most of the size elements;
9480 add new gr save elements.
9481 (find_gr_spill): New.
9482 (next_scratch_gr_reg): New.
9483 (mark_reg_gr_used_mask): New.
9484 (ia64_compute_frame_size): Rewrite. Allocate special AR regs
9485 to GR backing store regs when possible.
9486 (ia64_initial_elimination_offset): New.
9487 (ia64_rap_fp_offset): Remove.
9488 (save_restore_insns): Remove.
9489 (setup_spill_pointers): New.
9490 (finish_spill_pointers): New.
9491 (spill_restore_mem): New.
9492 (do_spill, do_restore): New.
9493 (ia64_expand_prologue): Rewrite to use them.
9494 (ia64_expand_epilogue): Likewise.
9495 (ia64_direct_return): Update for current_frame_info changes.
9496 (ia64_function_prologue): Simplify .prologue emission. Emit
9498 (ia64_setup_incoming_varargs): Don't ever emit rtl.
9499 (ia64_dbx_register_number): New.
9500 (ia64_initialize_trampoline): New.
9501 (ia64_secondary_reload_class): Request GR_REGS for integer
9502 arithmetic destined for FR_REGS.
9503 (ia64_init_machine_status): Don't reset return_address_pointer_rtx.
9504 (ia64_mark_machine_status): Mark ia64_gp_save.
9505 (rws_access_regno): Rename from rws_access_reg; don't treat
9506 predicates specially.
9507 (rws_access_reg): New. Update all callers.
9508 (rtx_needs_barrier): Remove dead unspecs.
9509 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit.
9510 (ia64_encode_section_info): Silence signed/unsigned warnings.
9511 (spill_offset, sp_offset, spill_offset_emitted): Remove.
9512 (tmp_reg, tmp_saved): Remove.
9513 (process_set): Rewrite to expect complicated bits via
9514 REG_FRAME_RELATED_EXPR.
9515 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit
9516 in the use of ar.ccv; never set RTX_UNCHANGING_P.
9517 (ia64_expand_op_and_fetch): Likewise.
9518 (ia64_expand_compare_and_swap): Likewise.
9519 (ia64_expand_builtin): Likewise.
9520 * config/ia64/ia64.h (AR_UNAT_REGNUM): New.
9521 (FIRST_PSEUDO_REGISTER): Update.
9522 (AR_M_REGNO_P): Update.
9523 (FIXED_REGS): Don't mark three local registers as used.
9524 (EXTRA_CC_MODES): New.
9525 (SELECT_CC_MODE): New.
9526 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode.
9527 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates.
9528 (FRAME_GROWS_DOWNWARD): Unset.
9529 (STARTING_FRAME_OFFSET): Zero.
9530 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer.
9531 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function.
9532 (HARD_FRAME_POINTER_REGNUM): New.
9533 (CAN_DEBUG_WITHOUT_FP): Define.
9534 (TRAMPOLINE_TEMPLATE): Remove.
9535 (TRAMPOLINE_SIZE): Lower to 32.
9536 (TRAMPOLINE_ALIGNMENT): Lower to 64.
9537 (INITIALIZE_TRAMPOLINE): Defer to out of line function.
9538 (PREDICATE_CODES): Update.
9539 (struct machine_function): Add ia64_gp_save.
9540 * config/ia64/ia64.md: Purge unused unspecs.
9541 (movsi patterns): Allow moves to/from AR_M_REGS.
9542 (movdi patterns): Allow moves to/from p0.
9543 (call patterns): Move most setjmp hackery to ia64_gp_save_reg.
9544 (gr_spill, gr_restore): Indicate ar.unat read/written.
9545 (nonlocal_goto): Don't pass old frame_pointer.
9546 (nonlocal_goto_receiver): Remove.
9547 (exception_receiver): New.
9548 (builtin_setjmp_setup): New.
9549 (builtin_setjmp_receiver): New.
9550 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle.
9551 (__ia64_nonlocal_goto): Bundle. Don't kill r7.
9552 (__ia64_restore_stack_nonlocal): Likewise.
9553 (__ia64_trampoline): New.
9554 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line
9556 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline.
9558 2000-08-08 Richard Henderson <rth@cygnus.com>
9560 * frame.h (ia64_frame_state): Add my_psp.
9561 * libgcc2.c (ia64_throw_helper): Add throw_sp argument.
9562 (__throw): Pass it in. Don't clobber r7.
9563 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
9564 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
9565 and nothing to do with sp.
9566 (normalize_reg_loc): Use frame->my_psp.
9567 (frame_translate): Handle frame-pointer-less functions. Set
9568 spill_base correctly, in absence of being told.
9569 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
9570 (__ia64_backtrace_helper): New sp argument. Use
9571 builtin_return_address instead of label addresses.
9572 (print_record) [mem_stack_v]: No size member.
9574 2000-08-08 Richard Henderson <rth@cygnus.com>
9576 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes.
9578 2000-08-08 Richard Henderson <rth@cygnus.com>
9580 * tm.texi (LOCAL_REGNO): Document.
9581 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default.
9582 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers.
9583 * reload1.c (reload): Likewise when considering nonlocal labels.
9585 * config/ia64/ia64.h (LOCAL_REGNO): New.
9586 * config/sparc/sparc.h (LOCAL_REGNO): New.
9588 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
9590 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
9592 2000-08-07 Nick Clifton <nickc@redhat.com>
9594 * config/mips/mips.c: Fix compile time warning messages.
9595 * config/mips/mips-protos.h: Add prototype for equality_op.
9597 * mn10300.h (TARGET_SWITCHES): Document `-mam33'.
9599 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
9601 * mn10300.md: Use nonimmediate_operand instead of general_operand
9604 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
9606 2000-08-07 Alexandre Oliva <aoliva@redhat.com>
9608 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
9609 * sh.c (expand_block_move): Break long lines.
9610 (expand_ashiftrt, fpscr_set_from_mem): Likewise.
9611 * sh.md (mulsi3): Likewise.
9612 (movdi): Adjust spacing.
9614 2000-08-07 Richard Henderson <rth@cygnus.com>
9616 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P.
9617 * expr.c (emit_group_store): Don't set it.
9619 2000-08-07 Kazu Hirata <kazu@hxi.com>
9621 * invoke.texi (Options for Debugging Your Program or GCC): Remove
9622 duplicate entries for 'w' and 'z'.
9624 * flow.c: Fix a comment typo.
9626 Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
9628 * c-parse.in: Changed the language string for Objective-C to "GNU
9631 Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
9633 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes
9634 to improve the Posix thread support for Objective-C.
9636 2000-08-06 Joseph S. Myers <jsm28@cam.ac.uk>
9638 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
9639 CTI_UNSIGNED_PTRDIFF_TYPE.
9640 (signed_size_type_node): Define.
9641 (unsigned_ptrdiff_type_node): Define.
9642 * c-decl.c (init_decl_processing): Create the
9643 signed_size_type_node and unsigned_ptrdiff_type_node types.
9644 * c-common.c (T_SC): Define.
9647 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for
9648 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for
9650 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for
9651 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the
9652 flags for %c, %s and %[.
9653 (check_format_info): Only allow leniency for signedness of targets
9654 of character pointers (when pedantic) for formats flagged with
9655 "c", so for strings but not for %hh formats. When pedantic, don't
9656 allow character pointers to substitute for void pointers if a
9657 second level of indirection is present.
9659 2000-08-06 Kazu Hirata <kazu@hxi.com>
9661 * invoke.texi (Options for Debugging Your Program or GCC): Update
9662 the names of dump files.
9664 * h8300.c (dosize): Rearrange code for conciseness.
9665 (split_adds_subs): Likewise.
9667 * loop.c: Fix formatting.
9669 * dwarf2out.c: Fix formatting.
9671 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo.
9673 * expr.c: Fix formatting.
9675 2000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9677 * rs6000.c (rs6000_maybe_dead): Prototype.
9679 2000-08-06 Richard Henderson <rth@cygnus.com>
9681 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
9682 HAVE_nonlocal_goto as well.
9683 * config/i960/i960.md (nonlocal_goto): Don't do it here.
9684 * config/pj/pj.md (nonlocal_goto): Likewise.
9686 2000-08-07 Michael Hayes <mhayes@cygnus.com>
9688 * loop.c (try_swap_copy_prop): New function.
9689 (load_mems): Rename copies to load_copies and add new regset
9690 store_copies. Check for sets of shadow registers and mark
9691 in store_copies. Call try_swap_copy_prop for registers
9692 marked in store_copies.
9694 Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
9696 * objc/objc-act.c: New command line option -fconstant-string-class
9697 to allow specifying a user defined constant string class,
9698 different from NXConstantString.
9700 * toplev.c: Moved the Objective-C specific options to
9701 objc/lang-options.h.
9703 * objc/lang-options.h: Moved the Objective-C specific options from
9704 toplev.c. Added -fconstant-string-class.
9706 2000-08-05 Chris Demetriou <cgd@sibyte.com>
9708 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
9709 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
9710 __CTOR_LIST__ from func_ptr array to just func_ptr, to
9711 avoid extra alignment imposed on arrays.
9712 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
9713 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
9715 * mips.h: Clean up comments and spacing near MASKs.
9716 (TARGET_UNIX_ASM): Delete.
9717 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
9718 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
9721 2000-08-05 Joseph S. Myers <jsm28@cam.ac.uk>
9723 * c-common.c (print_char_table): Add entries for the X/Open '
9724 format flag (print decimals with locale's thousands grouping
9725 character). Make %C expect wint_t.
9726 (check_format_info): If pedantic, warn when the %n$ operand
9727 number form is used. Allow for the ' flag; warn about it if
9730 2000-08-05 Zack Weinberg <zack@wolery.cumb.org>
9732 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
9733 type is a float mode, cfun->decl's return type is not, and
9734 TARGET_FLOAT_RETURNS_IN_80387.
9736 2000-08-04 Andreas Schwab <schwab@suse.de>
9738 * cppmain.c (cb_def_pragma): Skip the first two tokens from the
9739 token list, which are always `#' and `pragma'.
9741 2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
9743 * tree.c (tree_expr_nonnegative_p): Move to...
9744 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
9745 (rtl_expr_nonnegative_p): New.
9746 * tree.h: Add prototype for rtl_expr_nonnegative_p.
9748 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
9749 CONST_DOUBLE_CHAIN: Move to...
9750 * rtl.h: ...here. Use XCINT/XCEXP.
9752 * Makefile.in: Remove toplev.o from OBJS. Add rule to make
9753 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
9754 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
9757 * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
9759 2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9761 * config/c4x/c4x.md (return_indirect_internal): New.
9762 * config/c4x/c4x.c (c4x_expand_epilogue): Use it.
9764 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
9766 * c-common.c (time_char_table): Mark up formats added in C99 and
9767 make other corrections. %D and %g were added in C99. %Og is an
9768 extension. %EX is permitted. %R, %T, %n, %r, %t were added in
9769 C99. %e was added in C99. %Oj is an extension. %G and %z are in
9770 C99 rather than GNU extensions, but %OG and %Oz are extensions.
9771 %h was added in C99. %C was added in C99. %OY and %OC are
9772 extensions. Add the C99 format %F.
9773 (check_format_info): If pedantic and not in C99 mode, warn for C99
9776 Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
9778 * function.c (schedule_fixup_var_refs): New function, broken out
9779 of put_reg_into_stack.
9780 (put_reg_into_stack): Use it.
9781 (put_var_into_stack): In CONCAT case, fixup up references for
9782 components only after fixing up references to the whole concat.
9784 2000-08-04 Rodney Brown <RodneyBrown@pmsc.com>
9786 * alias.c (mark_constant_function): Use INSN_P.
9787 (init_alias_analysis): Likewise.
9788 * combine.c (combine_instructions): Use INSN_P.
9789 (can_combine_p): Likewise.
9790 (try_combine): Likewise.
9791 (distribute_notes): Likewise.
9792 (distribute_links): Likewise.
9793 * cse.c (cse_around_loop): Use INSN_P.
9794 (invalidate_skipped_block): Likewise.
9795 (cse_set_around_loop): Likewise.
9796 (cse_end_of_basic_block): Likewise.
9797 (delete_trivially_dead_insns): Likewise.
9798 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
9799 (unshare_all_rtl_1): Likewise.
9800 (next_cc0_user): Likewise.
9801 (try_split make_insn_raw): Likewise.
9802 (remove_unnecessary_notes): Likewise.
9803 * final.c (shorten_branches): Use INSN_P.
9804 (leaf_renumber_regs): Likewise.
9805 (leaf_renumber_regs_insn): Likewise.
9806 * flow.c (find_label_refs): Use INSN_P.
9807 (verify_wide_reg): Likewise.
9808 (notice_stack_pointer_modification): Likewise.
9809 (count_or_remove_death_notes): Likewise.
9810 (verify_flow_info): Likewise.
9811 (clear_log_links): Likewise.
9812 * function.c (fixup_var_refs_insns): Use INSN_P.
9813 (compute_insns_for_mem): Likewise.
9814 * gcse.c (alloc_gcse_mem): Use INSN_P.
9815 (compute_sets): Likewise.
9816 (compute_hash_table): Likewise.
9817 (classic_gcse): Likewise.
9819 (insert_insn_end_bb): Likewise.
9820 (delete_null_pointer_checks_1): Likewise.
9821 * global.c (expand_preferences): Use INSN_P.
9822 (build_insn_chain): Likewise.
9823 * graph.c (node_data): Use INSN_P.
9824 * haifa-sched.c (priority): Use INSN_P.
9825 (rm_line_notes): Likewise.
9826 (rm_other_notes): Likewise.
9827 (find_insn_reg_weight): Likewise.
9828 (init_target_units): Likewise.
9829 (schedule_block): Likewise.
9830 (compute_block_forward_dependences): Likewise.
9831 (debug_dependencies): Likewise.
9832 (set_priorities): Likewise.
9833 * integrate.c (function_cannot_inline_p): Use INSN_P.
9834 (save_parm_insns): Likewise.
9835 (copy_insn_list): Likewise.
9836 * jump.c (mark_all_labels): Use INSN_P.
9837 (never_reached_warning): Likewise.
9838 * lcm.c (optimize_mode_switching): Use INSN_P.
9839 * local-alloc.c (validate_equiv_mem): Use INSN_P.
9840 (memref_used_between_p): Likewise.
9841 (update_equiv_regs): Likewise.
9842 (block_alloc): Likewise.
9843 (no_conflict_p): Likewise.
9844 * loop.c (scan_loop): Use INSN_P.
9845 (find_and_verify_loops): Likewise.
9846 (count_loop_regs_set): Likewise.
9847 (loop_reg_used_before_p): Likewise.
9848 (strength_reduce): Likewise.
9849 (recombine_givs): Likewise.
9850 (check_dbra_loop): Likewise.
9851 (load_mems): Likewise.
9852 (try_copy_prop): Likewise.
9853 * print-rtl.c (print_rtx): Use INSN_P.
9854 * recog.c (find_single_use): Use INSN_P.
9855 * reg-stack.c (stack_regs_mentioned): Use INSN_P.
9856 (next_flags_user): Likewise.
9857 (swap_rtx_condition): Likewise.
9858 * regmove.c (mark_flags_life_zones): Use INSN_P.
9859 (optimize_reg_copy_1): Likewise.
9860 (optimize_reg_copy_2): Likewise.
9861 (optimize_reg_copy_3): Likewise.
9862 (reg_is_remote_constant_p): Likewise.
9863 (fixup_match_2): Likewise.
9864 (regmove_optimize): Likewise.
9865 (fixup_match_1): Likewise.
9866 * regrename.c (build_def_use): Use INSN_P.
9867 (replace_reg_in_block): Likewise.
9868 (consider_use): Likewise.
9869 * reload.c (find_equiv_reg): Use INSN_P.
9870 * reload1.c (reload): Use INSN_P.
9871 (maybe_fix_stack_asms): Likewise.
9872 (calculate_needs_all_insns): Likewise.
9873 (reload_as_needed): Likewise.
9874 (emit_output_reload_insns): Likewise.
9875 (delete_address_reloads_1): Likewise.
9876 (reload_cse_regs_1): Likewise.
9877 (reload_combine): Likewise.
9878 (reload_cse_move2add): Likewise.
9879 * reorg.c (redundant_insn): Use INSN_P.
9880 (dbr_schedule): Likewise.
9881 * resource.c (find_dead_or_set_registers): Use INSN_P.
9882 (mark_target_live_regs): Likewise.
9883 * rtlanal.c (reg_used_between_p): Use INSN_P.
9884 (reg_referenced_between_p): Likewise.
9885 (reg_set_between_p): Likewise.
9886 (reg_set_p): Likewise.
9887 (single_set): Likewise.
9888 (multiple_sets): Likewise.
9889 (find_last_value): Likewise.
9890 (reg_set_last): Likewise.
9891 (find_reg_note): Likewise.
9892 (find_regno_note): Likewise.
9893 * sibcall.c (sequence_uses_addressof): Use INSN_P.
9894 * simplify-rtx.c (cselib_process_insn): Use INSN_P.
9895 * ssa.c (find_evaluations): Use INSN_P.
9896 (rename_block): Likewise.
9897 (rename_equivalent_regs): Likewise.
9898 * unroll.c (loop_find_equiv_value): Use INSN_P.
9899 (set_dominates_use): Likewise.
9900 * varasm.c (mark_constant_pool): Use INSN_P.
9901 (mark_constants): Likewise.
9902 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
9903 (alphaev4_next_group): Likewise.
9904 (alphaev5_next_group): Likewise.
9905 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
9906 (c4x_rptb_rpts_p): Likewise.
9907 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
9908 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
9909 (rs6000_adjust_priority): Likewise.
9910 * config/sh/sh.c (sh_loop_align): Use INSN_P.
9911 (machine_dependent_reorg): Likewise.
9912 (split_branches): Likewise.
9913 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
9915 Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com)
9917 * combine.c (recog_for_combine): Remove the old notes
9918 prior to attempting to recognize the new pattern.
9919 (distribute_notes): Ignore REG_NONNEG notes.
9921 2000-08-04 Chandrakala Chavva <cchavva@redhat.com>
9923 * varasm.c (output_constructor): Add .align 0 for packed vars.
9925 2000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca>
9927 * configure.in: Use default thread_file even when enable_threads is
9928 yes or dce because hpux10.20 pa port uses MULTILIB implementation.
9929 * configure: Rebuilt.
9931 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
9933 2000-08-04 Donn Terry (donnte@microsoft.com)
9935 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
9937 2000-08-04 Mark Elbrecht <snowball3@bigfoot.com>
9939 * i386/x-djgpp: Delete code that conditionally modifies target_alias.
9940 Delete code that conditionally modifies 'version'.
9941 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
9942 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
9943 * gcc.c (main): Use it.
9944 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
9945 * prefix.c (update_path): Use it.
9946 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
9947 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
9948 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
9950 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
9951 (SUBTARGET_SWITCHES): Adjust.
9952 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
9954 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
9956 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
9958 * c-common.h (flag_isoc94): Declare.
9959 * c-decl.c (flag_isoc94): Define.
9960 (c_decode_option): Set flag_isoc94 as appropriate.
9961 * c-common.c (T_PD, T_IM, T_UIM): Define.
9962 (format_char_info): Add tlen and jlen.
9963 (print_char_table): Add entries for %t and %j. Allow %zn. Allow
9965 (scan_char_table): Add entries for %t and %j. Allow %F. Allow
9967 (time_char_table): Add NULL entries for %t and %j.
9968 (check_format_info): Allow for %t and %j. Warn for %F if pedantic
9969 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
9970 Warn for printf %lf if pedantic and not C99. Don't warn for empty
9971 precision. Allow precision argument to be unsigned int. If
9972 pedantic, warn for %p passed an argument not a pointer to possibly
9973 qualified void or a possibly qualified character type, and for
9974 pointer targets of the wrong sign, except for character pointers.
9976 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
9978 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
9979 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
9980 (wint_type_node): Define.
9981 * c-decl.c (WINT_TYPE): Define.
9982 (init_decl_processing): Create the wint_type_node type.
9983 * c-common.c (T_WI): Define.
9984 (print_char_table): Use T_WI for %lc format.
9986 2000-08-04 Bruce Korb <bkorb@gnu.org>
9988 * fixinc/: Verified that the MSDOS patch does not break
9989 the UNIX functionality and applied the next three patches
9992 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
9994 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
9995 output file with the temporary one by appending ".X" to generate
9996 the temporary fuile's name. If the output file already has an
9997 extension, replace it with ".X".
9999 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
10000 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
10001 reallocate the command buffer while copying the command-line
10002 argument. Redirect the output directly to the temporary file,
10003 instead of going through another temporary file.
10004 (process): Close the temporary file before unlinking it.
10005 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
10006 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
10007 (run_compiles): Pass p_fixd argument to machine_matches, as it
10010 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
10011 environment, assume there are no symlinks in the include
10012 directory. When cleaning up the DONE files, look for them
10013 case-insensitively. Don't try to remove symlinks if they aren't
10016 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
10017 all callers changed. Declare pz "const char *", to avoid compiler
10020 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
10021 Change prototype of make_raw_shell_str.
10023 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
10025 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
10026 (initialize) [__MSDOS__]: Use tempnam.
10027 (initialize): Don't use SIGPIPE if it is not defined.
10029 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
10032 2000-07-25 Bruce Korb <bkorb@gnu.org>
10034 * fixinc/fix*.[ch]: substantially reworked to make it possible
10035 to run this program without using fork(2) or pipe(2) (i.e. in
10036 a DOS environment).
10038 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
10040 * cppdefault.h (WINT_TYPE): Define.
10041 * cppinit.c (builtin_array): Define __WINT_TYPE__.
10042 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
10043 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
10045 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
10047 * (mips_legitimate_address_p): Don't allow register+offset
10048 if the offset is large and negative, and we are compiling
10049 for 64 bit registers.
10051 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10053 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
10054 insn_code_number + 1.
10056 2000-08-04 Kazu Hirata <kazu@hxi.com>
10058 * h8300.c (function_prologue): Rearrange code for conciseness.
10059 (function_epilogue): Likewise.
10060 * h8300.h (OK_FOR_U): Fix formatting.
10062 * cse.c: Fix a comment typo. Fix formatting.
10064 2000-08-03 Richard Henderson <rth@cygnus.com>
10066 * config/i386/i386.md (return_indirect_internal): New.
10067 * config/i386/i386.c (ix86_expand_epilogue): Use it.
10069 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
10071 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
10073 (lex_line): Glue @ onto the beginning of identifiers and
10074 string constants, in Objective-C mode.
10075 (output_token, spell_token): Handle CPP_OSTRING.
10076 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
10077 beginning of a NAME or a STRING, in objc mode.
10079 * cpplib.c (get_define_node): Do not permit identifiers that
10080 begin with @ to be #defined.
10081 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
10082 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
10084 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
10085 * c-tree.h (build_objc_string): Delete prototype.
10086 * objc/objc-tree.def: Delete OBJC_STRING_CST.
10087 * c-lex.c (yylex): Use build_string for all three kinds of strings.
10089 * c-parse.in, objc/objc-act.c: Update commentary.
10091 2000-08-03 Mark Mitchell <mark@codesourcery.com>
10093 * extend.texi: Fix typo in last change.
10095 * extend.texi: Add commentary on statement-expressions and their
10096 interactions with C++.
10098 2000-08-03 Nick Clifton <nickc@cygnus.com>
10100 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
10101 * dwarf.h (LANG_JAVA): Change value to 0x000b.
10103 2000-08-03 Anthony Green <green@cygnus.com>
10105 * dwarf2out.c (gen_compile_unit_die): Add java language support.
10106 (add_bound_info): Check for java language.
10107 (is_java): New function.
10108 * dwarfout.c (output_compile_unit_die): Ditto.
10109 * dwarf.h (dwarf_source_language): Add java source language type.
10110 * dwarf2.h (dwarf_source_language): Ditto.
10112 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
10114 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
10117 * i386.c (ix86_expand_branch): Mode of comparison in
10118 IF_THEN_ELSE is VOIDmode.
10120 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
10122 * gengenrtl.c, rtl.c: Avoid #elif.
10124 2000-08-03 Michael Poole <poole@troilus.org>
10126 * tm.texi (Register Classes): Clarify order of sub-initializers
10127 in REG_CLASS_CONTENTS.
10129 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
10131 From SAITOH Masanobu:
10132 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
10134 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
10136 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
10137 is not supported by tradcpp and isn't actually needed for cygwin.
10139 2000-08-03 Kazu Hirata <kazu@hxi.com>
10141 * h8300.c: Fix a comment typo.
10142 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
10144 * jump.c: Fix formatting.
10146 * toplev.c: Fix formatting.
10148 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
10150 * flow.c (find_auto_inc): Verify that we've got a REG before
10151 peeking at its regno. Fail, don't abort if we can't find
10152 the increment of the desired register.
10154 * pa.md (shadd height reduction patterns/splitters): Remove.
10156 2000-08-02 Jim Wilson <wilson@cygnus.com>
10158 * config/ia64/ia64-protos.h (flag_ssa): Declare.
10159 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
10161 2000-08-02 Mark Mitchell <mark@codesourcery.com>
10163 * dce.c: Remove all uses of assert.
10164 * dwarf2out.c: Likewise.
10165 * dwarfout.c: Likewise.
10168 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
10170 * gcc.h (lang_specific_driver): Constify second argument.
10171 * gcc.c (translate_options, process_command, main): Likewise.
10172 Constify variables to match. Cast second argument to
10175 * cppspec.c, gccspec.c: Adjust type of second argument to
10176 lang_specific_driver, and update code as necessary.
10178 2000-08-02 Jakub Jelinek <jakub@redhat.com>
10180 * loop.c (scan_loop): Ensure update_end label does not
10181 go away until reg_scan_update is run.
10183 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
10185 * c-common.h: Prototype min_precision and c_build_qualified_type here...
10186 * c-tree.h: ... not here.
10187 * errors.h: Prototype fancy_abort.
10189 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
10190 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
10191 * regrename.c (regrename_optimize): Make control flow explicit.
10192 (replace_reg_in_block): Initialize reg_use to 0.
10194 * i386.c (legitimate_address_p): Rename error label to
10195 report_error to avoid namespace clash.
10197 2000-08-02 Kazu Hirata <kazu@hxi.com>
10199 * fold-const.c: Fix formatting.
10201 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
10203 * i386.c (legitimate_address_p): Accept other bases than
10204 pic_offset_table_rtx for GOTOFF constructs.
10206 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
10208 * i386.md (shift to lea splitter): Use const_int_operand.
10210 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
10212 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
10213 cppspec.c: Do not use 'legal' or 'illegal' in error messages
10216 * cppmain.c (cb_define, cb_undef): Don't generate any output
10217 if not done_initializing.
10218 * cpplex.c (maybe_paste_with_next): When the token after a ##
10219 is an omitted rest argument, only delete the token before it
10220 if that token is a comma. Do not warn about bogus token
10221 pastes for , ## rest_arg.
10223 * cpp.texi: Update.
10224 * cpp.1: Regenerate.
10226 2000-08-02 Fred Fish <fnf@be.com>
10228 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
10229 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
10232 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
10233 Be directories to search path.
10235 Remove support for __declspec(dllimport) and __declspec(dllexport).
10236 This is leftover cruft from the earlier BeOS gcc port when BeOS
10237 used Microsoft's PE object file format.
10238 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
10239 * config/i386/t-beos (winnt.o): Remove Makefile frag.
10240 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
10241 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
10242 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
10243 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
10244 (REDO_SECTION_INFO_P): Remove.
10245 (ASM_EXPORT_DECL): Remove.
10246 (ASM_DECLARE_FUNCTION_NAME): Remove.
10247 (ASM_DECLARE_OBJECT_NAME): Remove.
10248 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
10249 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
10250 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
10251 (STRIP_NAME_ENCODING): Remove.
10253 Remove support for obsolete version of BeOS that is no longer
10255 * configure.in (i*86-*-beospe*): Remove.
10256 * config/i386/beos-pe.h: Remove.
10258 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
10259 Mark Mitchell <mark@codesourcery.com>
10261 * Makefile.in (OBJS): Added dce.o.
10262 (ssa.o): Updated target to include ssa.h.
10263 (flow.o): Likewise.
10264 (toplev.o): Likewise.
10265 (dce.o): Created target.
10266 * basic-block.h: Added comments.
10267 (INVALID_BLOCK): Added definition.
10268 (connect_infinite_loops_to_exit): Added declaration.
10269 Moved SSA declarations to ssa.h.
10270 * flow.c: Added inclusion of ssa.h.
10271 (struct depth_first_search_dsS, depth_first_search_ds):
10273 (compute_immediate_postdominators): Added definition.
10274 (connect_infinite_loops_to_exit): Likewise.
10275 (flow_dfs_compute_reverse_init): Likewise.
10276 (flow_dfs_compute_reverse_add_bb): Likewise.
10277 (flow_dfs_compute_reverse_execute): Likewise.
10278 (flow_dfs_compute_reverse_finish): Likewise.
10279 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
10280 (LABEL_P): Added definition.
10281 (JUMP_P): Likewise.
10282 (NOTE_P): Likewise.
10283 (BARRIER_P): Likewise.
10284 (JUMP_TABLE_DATA_P): Likewise.
10285 (INSN_DEAD_CODE_P): Likewise.
10286 * ssa.c: Replaced inclusions with ssa.h inclusion.
10287 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
10288 (rename_registers): Removed unnecessary variables.
10289 * ssa.h: Created by moving declarations from ssa.c and
10291 * timevar.def: Defined TV_DEAD_CODE_ELIM.
10292 * toplev.c: Added ssa.h inclusion.
10293 (dump_file_index): Added DFI_dce.
10294 (dump_file): Added "dce" entry.
10296 (f_options): Added dce entry.
10297 * invoke.texi: Document -fdce. Emphasize experimental status of
10301 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
10303 * cpperror.c (v_message): Split into _cpp_begin_message and
10304 v_message macro. All callers updated.
10305 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
10308 * cppfiles.c (cpp_syshdr_flags): New function.
10309 (read_include_file): Don't call cpp_output_tokens. Call
10311 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
10312 (cpp_reader_init): Don't initialize token_buffer. Call
10313 _cpp_init_internal_pragmas.
10314 (cpp_cleanup): Don't clear token_buffer.
10315 (cpp_start_read): Don't worry about output from -D processing.
10316 Don't call cpp_output_tokens.
10317 (cpp_finish): Don't dump macros here. Don't call
10319 * cppmacro.c (_cpp_dump_definition): Rename
10320 cpp_dump_definition. Write directly to a FILE *.
10321 (dump_funlike_macro): Delete.
10322 (dump_macro_args): New.
10324 * cpplex.c (TOKEN_LEN): Convert to inline function.
10325 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
10326 cpp_scan_line, _cpp_dump_list): Delete.
10327 (cpp_printf, cpp_output_list): New.
10328 (output_line_command): Don't worry about entering or leaving files.
10329 (cpp_scan_buffer): Just output each token as we hit it.
10330 (process_directive): Don't call cpp_output_tokens.
10331 (_cpp_glue_header_name): Don't use token_buffer.
10332 (output_token, dump_param_spelling): Write directly to a FILE *.
10334 * cpplib.c (pass_thru_directive, dump_macro_name,
10335 pragma_dispatch, do_pragma_gcc): Delete.
10336 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
10337 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
10339 (do_error, do_warning, pragma_dependency): Call
10340 _cpp_begin_message, then cpp_output_list.
10341 (cpp_register_pragma, cpp_register_pragma_space,
10342 _cpp_init_internal_pragmas): New.
10343 (do_pragma): Walk the pragmas table here.
10344 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
10345 do_pragma_dependency): Return void.
10346 (do_pragma_implementation): Moved to cppmain.c.
10348 * cpplib.h: Update prototypes.
10349 (struct cpp_reader): Remove printer, token_buffer,
10350 token_buffer_size, and limit. Add struct cb, and pragmas.
10351 (struct cpp_printer): Remove last_id and written.
10352 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
10353 CPP_ADJUST_WRITTEN): Delete.
10354 * cpphash.h: Update prototypes.
10355 (ufputs): New wrapper.
10357 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
10358 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
10359 (main): Set up callbacks. Register #pragma implementation.
10360 Dump macros from here.
10362 2000-08-01 Geoff Keating <geoffk@cygnus.com>
10364 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
10365 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
10366 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
10367 insns if they have a REG_MAYBE_DEAD note attached.
10368 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
10369 (rs6000_emit_load_toc_table): TOC loads may go dead.
10371 2000-08-01 Jim Wilson <wilson@cygnus.com>
10373 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
10374 type exists before using it. Use number of words as alignment
10376 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
10377 ia64_va_arg): Propagate ia64_function_args changes here.
10379 2000-08-01 Richard Henderson <rth@cygnus.com>
10381 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
10382 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
10384 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
10386 From Joern Rennecke:
10387 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
10388 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
10389 unless TARGET_SH3E is set.
10390 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
10392 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
10393 (ashlsi3_std): New pattern.
10394 (ashlsi3 expander): Use it for TARGET_SH3.
10395 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
10397 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
10399 * loop.c (canonicalize_condition): Use destination, not source to
10400 determine SET's mode.
10402 2000-07-31 Mark Mitchell <mark@codesourcery.com>
10404 * flow.c (clear_log_links): Fix typo.
10406 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
10408 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
10409 on targets which need more than one insn for a compare/cbranch
10412 2000-07-31 Jim Wilson <wilson@cygnus.com>
10414 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
10415 when computing offset.
10417 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
10419 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
10421 2000-07-31 Geoff Keating <geoffk@cygnus.com>
10423 * flow.c (clear_log_links): Nuke global_live_at_start and
10424 global_live_at_end data, since if the log_links stuff is invalid
10425 so is global_live_at_*.
10427 2000-07-31 Richard Henderson <rth@cygnus.com>
10429 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
10431 2000-07-31 Jakub Jelinek <jakub@redhat.com>
10433 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
10434 (_cpp_get_token): Don't macro expand a just pasted token if it
10435 was pasted at no_expand_level.
10437 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
10439 * cppmacro.c (find_param, count_params, save_expansion):
10440 Permit 'defined' as a macro parameter name.
10442 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
10444 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
10445 xcpp to cpp throughout.
10446 (native): Remove unnecessary dependency on cpp.
10448 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
10449 tradcpp to tradcpp0.
10450 (.i spec): Add missing output-file spec to cc1 command line.
10451 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
10453 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
10455 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
10456 (implicit_decl_warning): New function.
10457 (implicitly_declare): Use it.
10458 * c-typeck.c (build_external_ref): Use implicit_decl_warning
10459 to complain about implicit decls of builtins.
10461 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
10462 based on pedantic && flag_isoc99, if not already set.
10463 * c-tree.h: Declare mesg_implicit_function_declaration.
10464 Prototype implicit_decl_warning.
10466 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
10468 * Makefile.in (ssa.o): Updated header files in dependences.
10469 * basic-block.h: Added compute_immediate_postdominators declaration.
10470 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
10472 * flow.c (compute_immediate_dominators): Updated comment.
10473 (compute_immediate_postdominators): Added definition.
10474 * rtl.h (HARD_REGISTER_P): Added definition.
10475 * ssa.c: Include additional header files.
10476 (assert): Added definition.
10477 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
10478 include select hard registers.
10479 (ssa_rename_to_insert): Likewise.
10480 (ssa_rename_from_initialize): Likewise.
10481 (ssa_rename_from_lookup): Likewise.
10482 (original_register): Likewise.
10483 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
10484 include select hard reigsters.
10485 (ssa_rename_from_traverse): Likewise.
10486 (ssa_rename_from_free): Likewise.
10487 (ssa_rename_from_print): Likewise.
10488 (ssa_rename_from_print_1): Likewise.
10489 (ssa_rename_from_hash_function): Likewise.
10490 (ssa_rename_from_equal): Likewise.
10491 (ssa_rename_from_delete): Likewise.
10492 (simplify_to_immediate_dominators): Removed in favor of
10493 flow.c:compute_immediate_dominators.
10494 (find_evaluations_1): Modified to work with hard registers.
10495 (insert_phi_node): Likewise.
10496 (insert_phi_nodes): Likewise.
10497 (struct rename_set_data): Updated prev_reg comment.
10498 (create_delayed_rename): Modified to work with hard registers.
10499 (RENAME_NO_RTX): Updated comment.
10500 (apply_delayed_renames): Modified to work with hard registers.
10501 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
10502 (rename_block): Updated to use revised ssa_rename_to interface.
10503 (rename_registers): Updated to use revised ssa_rename_to and
10504 ssa_rename_from interface.
10505 (convert_to_ssa): Revised to use compute_immediate_dominators and
10506 deal with hard registers.
10507 (make_regs_equivalent_over_bad_edges): Modified to work with hard
10508 registers. Added check for illegal unification of hard register.
10509 (make_equivalent_phi_alternatives_equivalent): Modified to work
10510 with hard registers.
10511 (compute_conservative_reg_partition): Likewise.
10512 (coalesce_if_unconflicting): Modified to work with hard registers
10513 and check for conflicting hard registers.
10514 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
10516 (rename_equivalent_regs_in_insn): Modified to work with hard
10518 (record_canonical_element_1): Added definition.
10519 (check_hard_regs_in_partition): Added definition.
10520 (convert_from_ssa): Added data structure deallocation and check
10521 for illegal hard register unification.
10522 (conflict_hard_regs_p): Added definition.
10523 * toplev.c (rest_of_compilation): Added comment.
10525 2000-07-31 Anthony Green <green@redhat.com>
10527 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
10529 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
10531 * builtins.c (expand_builtin_apply): Don't defer pop during
10534 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10536 * calls.c (combine_pending_stack_adjustment_and_call): Only use
10537 preferred_unit_stack_boundary when it is > 1.
10539 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
10541 * c-common.c (init_function_format_info): Add C99 format functions
10544 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
10545 void' or 'register void' as being the special case of 'void' alone
10546 in a parameter list.
10548 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
10549 discarding qualifiers into a plain warning.
10551 2000-07-31 Kazu Hirata <kazu@hxi.com>
10553 * combine.c: Fix formatting.
10555 * h8300.md: Fix formatting.
10557 * local-alloc.c: Fix formatting.
10559 * h8300.c (get_shift_alg): Remove the variable alg.
10560 (emit_a_shift): Rearrange code to improve readability.
10562 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
10564 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
10565 HImode on all architectures and a combination of HImode and SImode
10566 on H8/300H and H8/S.
10568 * h8300.c (split_adds_subs): Rearrange code for conciseness.
10570 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
10572 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
10573 in my last checkin.
10575 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
10577 * recog.c (extract_insn): Set operand_mode according to
10578 operand if match_operand is VOIDmode.
10580 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
10582 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
10584 2000-07-31 Geoff Keating <geoffk@cygnus.com>
10586 * c-parse.in (extdefs): Call ggc_collect between external
10589 2000-07-30 Michael Hayes <mhayes@cygnus.com>
10590 Richard Henderson <rth@cygnus.com>
10592 * Makefile.in (OBJS): Add doloop.o.
10593 * doloop.c: New file.
10595 * final.c (insn_current_reference_address): Return 0 before final.
10596 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
10597 * jump.c (any_uncondjump_p): Likewise.
10598 * loop.c (indirect_jump_in_function): Make static.
10599 (strength_reduce): Call doloop_optimize.
10600 (insert_bct, instrument_loop_bct): Remove.
10601 * loop.h (doloop_optimize): Prototype.
10602 * recog.c (split_all_insns): Split all INSN_P.
10603 * toplev.c (flag_branch_on_count_reg): Default on.
10605 * config/c4x/c4x.c (c4x_optimization_options): Don't set
10606 flag_branch_on_count_reg.
10607 * config/i386/i386.c (override_options): Likewise.
10608 * config/rs6000/rs6000.c (optimization_options): Likewise.
10610 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
10612 (dbra_ge): Remove, as well as all it's splitters.
10614 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
10617 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
10618 (ia64_register_move_cost): Declare.
10619 * config/ia64/ia64.c (ar_lc_reg_operand): New.
10620 (struct ia64_frame_info): Add ar_size.
10621 (ia64_compute_frame_size): Set it.
10622 (save_restore_insns): Save and restore ar.lc.
10623 (ia64_register_move_cost): New, moved from header file. Handle
10624 application registers.
10625 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
10626 (emit_insn_group_barriers): Special case doloop_end_internal.
10627 (ia64_epilogue_uses): Mark ar.lc live at end.
10628 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
10629 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
10630 (FIRST_PSEUDO_REGISTER): Make room.
10631 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
10632 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
10633 (REG_ALLOC_ORDER): Update.
10634 (HARD_REGNO_MODE_OK): Update.
10635 (REGISTER_NAMES): Update.
10636 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
10637 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
10638 (REGNO_REG_CLASS): Update.
10639 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
10640 (REGISTER_MOVE_COST): Move out of line.
10641 (PREDICATE_CODES): Update.
10642 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
10643 (addsi3_plus1_alt, adddi3_plus1_alt): New.
10644 (shladd_elim splitter): Allow constants in the predicate.
10645 (doloop_end, doloop_end_internal): New.
10647 2000-07-30 Richard Henderson <rth@cygnus.com>
10649 * genattrtab.c (struct insn_def): Add lineno member.
10650 (struct insn_ent): Likewise.
10651 (struct attr_desc): Likewise.
10652 (struct delay_desc): Likewise.
10653 (struct function_unit_op): Likewise.
10654 (struct function_unit): Likewise.
10655 (check_attr_value): Use message_with_line.
10656 (check_defs): Likewise.
10657 (expand_units): Likewise.
10658 (check_attr_test): Take a lineno argument.
10659 (gen_attr): Likewise.
10660 (gen_insn): Likewise.
10661 (gen_delay): Likewise.
10662 (gen_unit): Likewise.
10663 (main): Give it to them.
10664 (convert_set_attr_alternative): Take an insn_def argument
10665 instead of num_alt and insn_index.
10666 (convert_set_attr): Likewise.
10667 (write_test_expr): Protect INSN_ADDRESSES load
10668 with INSN_ADDRESSES_SET_P.
10670 2000-07-30 Richard Henderson <rth@cygnus.com>
10672 * flow.c (init_propagate_block_info): Use pc_set.
10674 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
10676 * i386.md (*lea_general_[123]) New insns and splits.
10677 (addsi3 to lea splitter): Handle other modes too.
10678 (shlsi3 to lea splitter): Likewise.
10679 (addhi_1_lea, shlhi_1_lea): New patterns.
10680 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
10682 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
10684 * recog.c (general_operand, nonimmediate_operand): Accept
10685 any mode for VOIDmode CONSTANT_P operands.
10687 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
10689 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
10690 instead of replace_rtx.
10691 * recog.c (validate_replace_rtx_subexp): New function.
10692 * recog.h (validate_replace_rtx_subexp): Declare.
10694 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
10696 * combine.c (simplify_set, make_extraction, make_compound_operation
10697 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
10698 as force_to_mode argument.
10700 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
10702 * combine.c (if_then_else_cond): Be sure that mode fits in
10705 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
10707 * combine.c (record_promoted_value): Allow bitsize of mode
10708 to be equivalent to HOST_BITS_PER_WISE_INT.
10710 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
10712 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
10713 Do not call gen_mode_alignment when mode is BLKmode.
10715 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
10717 * loop.c (express_from_1): Fix call of simplify_gen_binary.
10719 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
10721 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
10722 VOIDmode implies both operands to be VOIDmode.
10723 (simplify_ternary_operation): Compute properly the mode of comparison.
10724 * combine.c (combine_simplify_rtx): Likewise.
10726 2000-07-25 Michael Hayes <mph@paradise.net.nz>
10728 * basic-block.h (struct loops): New field rc_order.
10729 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
10730 (flow_loops_free): Free rc_order.
10731 (flow_depth_first_order_compute): New parameter rc_order.
10732 (flow_loops_find): Allocate rc_order and swap usage with
10735 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10736 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10738 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
10739 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
10740 (nodb_call, return_from_epilogue): Likewise.
10741 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
10742 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
10743 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
10744 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
10745 (c4x_valid_type_attribute_p): Likewise.
10746 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
10747 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
10749 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10751 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
10752 and loadhi_big_constant if applicable.
10753 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
10754 and add new splitter.s
10756 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10758 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
10760 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10762 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
10764 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10766 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
10768 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10770 * config/c4x/libgcc.S (divqf3): Improve accuracy.
10772 2000-07-27 Mark Mitchell <mark@codesourcery.com>
10774 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
10775 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
10776 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
10777 (get_prev_bb_note): Likewise.
10778 (remove_scope_notes): Likewise.
10779 * flow.c (commit_one_edge_insertion): Likewise.
10780 (merge_blocks_nomove): Likewise.
10781 (verify_flow_info): Likewise.
10782 * gcse.c (insert_insn_end_bb): Likewise.
10783 * reg-stack.c (emit_swap_insn): Likewise.
10784 * ssa.c (first_insn_after_basic_block_note): New function.
10785 (insert_phi_node): Use it.
10786 (rename_block): Likewise.
10787 (eliminate_phi): Likewise.
10788 (make_regs_equivalent_over_bad_edges): Likewise.
10789 (make_equivalent_phi_alternatives_equivalent): Likewise.
10790 (for_each_successor_phi): Likewise.
10791 (convert_from_ssa): Modify phi-node deletion algorithm.
10793 2000-07-29 Andreas Jaeger <aj@suse.de>
10795 * configure.in (mips*-*-linux*): Use mips*el to check for little
10796 endian MIPS, add tmake_file.
10798 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
10799 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
10800 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
10802 2000-07-28 Richard Henderson <rth@cygnus.com>
10804 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
10805 Sign extend mode size before negating.
10807 2000-07-28 Richard Henderson <rth@cygnus.com>
10809 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
10811 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
10813 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
10814 (cse_insn): Likewise.
10815 (addr_affects_sp_p): Likewise.
10816 * expr.c (move_by_pieces): Likewise.
10817 (clear_by_pieces): Likewise.
10818 * gcse.c (oprs_unchanged_p): Likewise.
10819 * haifa-sched.c (sched_analyze_2): Likewise.
10820 * recog.c (offsettable_address_p): Likewise.
10821 * regclass.c (record_address_regs): Likewise.
10822 * reload.c (find_reusable_reload): Likewise.
10823 (push_reload): Likewise.
10824 (operands_match_p): Likewise.
10825 (decompose): Likewise.
10826 (find_reloads_address_1): Likewise.
10827 (find_inc_amount): Likewise.
10828 * reload1.c (elimination_effects): Likewise.
10829 * resource.c (mark_set_resources): Likewise.
10830 * flow.c (attempt_auto_inc): New function; mostly broken out
10832 (find_auto_inc): Split into two functions and enhanced to
10833 generate POST_MODIFY.
10834 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
10835 * rtl.h (count_all_occurrences): Declare.
10836 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
10838 * rtlanal.c (count_all_occurrences): New function.
10839 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
10840 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
10842 * config/ia64/ia64-protos.h (destination_operand): Declare.
10843 * config/ia64/ia64.c (destination_operand): New function.
10844 (ia64_print_operand): Handle POST_MODIFY.
10845 (rtx_needs_barrier): Likewise.
10846 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
10847 (HAVE_POST_MODIFY_REG): Define to 1.
10848 (MAX_REGS_PER_ADDRESS): Change to 2.
10849 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
10850 (LEGITIMATE_ADDRESS_REG): New helper macro.
10851 (LEGITIMATE_ADDRESS_DISP): Likewise.
10852 (PREDICATE_CODES): Add entry for destination_operand.
10853 * config/ia64/ia64.md (all mov patterns): Use destination_operand
10854 predicate for operand 0.
10856 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10858 * dwarf2out.c: Indent #error directive.
10860 * gbl-ctors.h: Fix typo in comment.
10861 (__do_global_ctors): Prototype.
10863 * gcse.c (record_one_set, pre_delete): Remove unused variables.
10865 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
10866 (print_operand): Initialize variable `t'.
10868 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
10870 * config/arm/arm.md ("call_value"): removed constraints.
10871 Constraints are ignored in expanders.
10872 (*call_value_reg): split =rf into various constraints.
10873 (*call_value_mem): same
10874 (*call_value_symbol): same
10875 (*sibcall_value_insn): same
10877 2000-07-28 Philipp Thomas <pthomas@suse.de>
10879 * install.texi (--enable-nls): Change the description of the NLS
10880 related configure options to match the current state.
10881 (--with-included-gettext): Likewise.
10882 (--enable-maintainer-mode): New description added.
10883 * extend.texi (-fstrict-prototype): Add missing '.'.
10885 2000-07-27 Jim Wilson <wilson@cygnus.com>
10887 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
10888 DECL_INITIAL (decl) == NULL_TREE.
10890 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
10892 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
10893 on insn-attr.h with it.
10894 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
10895 * insn-addr.h: New header.
10896 (insn_addresses_): Renamed from insn_addresses.
10897 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
10898 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
10899 INSN_ADDRESSES_NEW): New macros.
10900 * genattrtab.c (write_test_expr): Use new macros.
10901 * final.c (insn_addresses, init_insn_lengths): Likewise.
10902 (align_fuzz, shorten_branches): Likewise.
10903 (final): Likewise. Do not reject new insns if their addresses
10904 have been added to INSN_ADDRESSES.
10905 * config/arm/arm.c, config/avr/avr.c: Use new macros.
10906 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
10907 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
10908 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
10909 * config/sh/sh.c: Likewise.
10910 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
10912 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
10914 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
10916 * gcc.c (struct prefix_list): Add member priority.
10917 (enum path_prefix_priority): Declare.
10918 (add_prefix): Replace ``first'' with ``priority''. Append new
10919 entry but keep list in priority order.
10920 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
10921 PREFIX_PRIORITY_LAST to add_prefix.
10922 (process_command): Move include kludge - foo/stageN - to before
10925 2000-07-27 Jason Merrill <jason@redhat.com>
10927 * dwarf2out.c (gen_typedef_die): Abort if we get identical
10928 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
10930 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
10932 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
10933 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
10935 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
10937 * c-decl.c (finish_function): Don't treat 'main' specially unless
10938 flag_hosted. In C99 mode, return 0 from 'main' unless
10939 DEFAULT_MAIN_RETURN is otherwise defined.
10941 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
10942 parameters defaulting to int in an old-style function definition.
10944 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10946 * c-parse.in (string): For -Wtraditional, warn about string
10947 concatenation only once per line.
10949 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
10951 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
10952 for HI-UX/WE2 systems.
10954 2000-07-24 Bruce Korb <bkorb@gnu.org>
10956 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
10957 defining the __xxx_TYPE__ macros.
10958 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
10959 * fixincl/fixlib.h: don't need to include "tm.h" anymore
10960 * fixincl/inclhack.def(type_map): now obsolete
10962 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
10964 * cpp.texi: Append a trailing full-stop to xrefs where needed.
10966 2000-07-26 Dave Pitts <dpitts@cozx.com>
10968 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
10970 (mvs_hash_alias): New function.
10971 (mvs_add_alias): Change argument spacing.
10972 (mvs_need_alias): Change aliasing criteria. Added documentation.
10973 (mvs_get_alias): Change to use hashed name. The hashed name prevents
10974 CSECT name collisions.
10975 (mvs_check_alias): Likewise.
10976 (handle_pragma): Change documentation.
10977 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
10978 mode from SImode to DImode.
10979 (iorhi3): Changed LTORG size for insn.
10981 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
10983 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
10984 mem if the address is a mode_dependent_address_p.
10986 2000-07-26 Kazu Hirata <kazu@hxi.com>
10988 * h8300.c (print_operand): Print ":8" when the 'R' operand is
10989 suitable for 8-bit absolute.
10990 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
10991 (OK_FOR_U): Add a case for the 8-bit constant address on the
10994 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
10996 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
10997 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
10998 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
10999 lack of implemented alignment.
11001 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
11003 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
11004 cross-compiling between 64-bit and 32-bit machines.
11006 2000-07-27 Richard Henderson <rth@cygnus.com>
11008 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
11009 (movhicc_astep, movhi_internal_astep): New.
11010 (movsicc_astep, movsi_internal_astep): New.
11011 (movdicc_astep, movdi_internal_astep): New.
11012 (movsfcc_astep, movsf_internal_astep): New.
11013 (movdfcc_astep, movdf_internal_astep): New.
11014 (movxfcc_astep, movxf_internal_astep): New.
11015 (cmovdi_internal_astep, cmovsi_internal_astep): New.
11016 Unify the cmov[ds]i splitters.
11018 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
11020 * real.c (asctoeg): Rename `error' label to unexpected_char_error
11022 2000-07-26 Nick Clifton <nickc@cygnus.com>
11024 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
11025 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
11027 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
11028 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
11030 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
11032 * c-decl.c (finish_enum): Convert enumerations that fit in an
11034 (build_enumerator): In pedantic mode, cast to `int' those that
11037 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
11039 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
11041 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
11043 * sh.md (cmpgtdi_t): Must be split.
11044 (cmpgtdi_t+1): New splitter.
11046 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
11048 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
11049 warnings for indented directives even if we are skipping.
11051 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
11053 * invoke.texi (strict-prototypes): Remove.
11054 * extend.texi (Deprecated Features): Add strict-prototypes.
11055 (Backwards Compatibility): New node.
11057 2000-07-25 Jakub Jelinek <jakub@redhat.com>
11059 * config/i386/i386.md (andsi_1+1): Allow HImode.
11060 (andsi_1+2): Require q_regs_operand.
11062 2000-07-25 Jakub Jelinek <jakub@redhat.com>
11064 * config/i386/i386.md (call_pop): Check operands[0],
11065 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
11067 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
11068 (call_value): Likewise.
11070 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
11072 * toplev.c (pipe_closed): Delete.
11073 (crash_signal): New. Generate ICE for a fatal signal.
11074 (float_signal): Call crash_signal outside a float-handler
11076 (main): Install crash_signal as handler for core-dumping signals.
11078 2000-07-25 David Edelsohn <edelsohn@gnu.org>
11080 * rs6000.c (print_operand, case 'T'): New case.
11082 * rs6000.md (call_indirect_aix32): Convert to expander of
11083 scheduled instructions.
11084 (call_indirect_aix64): Likewise.
11085 (call_value_indirect_aix{32,64}): Likewise.
11086 (call, call_value): Invoke expanders for AIX. Fall through to
11088 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
11089 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
11090 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
11091 only "g" constraint.
11092 (call_nonlocal_aix64): Likewise.
11093 (call_value_nonlocal_aix{32,64}): Likewise.
11094 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
11096 (call_value_nonlocal_sysv): New pattern.
11097 (indirect_jump{si,di}): Use new 'T' modifier.
11098 (tablejump{si,di} matchers): Likewise.
11099 (return_internal_{si,di}): Likewise.
11100 (return_eh_{si,di}): Likewise.
11102 2000-07-24 Richard Henderson <rth@cygnus.com>
11104 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
11105 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
11106 * config/ia64/ia64.md (movdi_internal): Use it.
11108 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
11110 * cppexp.c: Warn about unary + if -Wtraditional.
11111 * cpplex.c (lex_line): Always set BOL on the first token of a line.
11113 2000-07-24 Michael Meissner <meissner@redhat.com>
11115 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
11118 2000-07-24 Nick Clifton <nickc@cygnus.com>
11120 * config/arm/arm.c (emit_multi_reg_push): Generate a
11121 REG_FRAME_RELEATED_NOTE that is compatable with the code in
11122 dwarf2out_debug_frame_expr.
11124 2000-07-24 Jason Merrill <jason@redhat.com>
11126 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
11127 UNALIGNED_INT_ASM_OP.
11128 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
11129 a location expression.
11130 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
11131 assume indirect access if we're saving the CFA address exactly.
11133 * Makefile.in (bootstrap): Move -BstageN/ to the end.
11135 2000-07-24 Jakub Jelinek <jakub@redhat.com>
11137 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
11140 2000-07-24 Michael Meissner <meissner@redhat.com>
11142 * invoke.texi (D30V Options): Add d30v options.
11144 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
11146 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
11147 needed by our gcse pass anymore.
11148 (free_pre_mem): Corresponding changes.
11149 (compute_pre_data): Do not call compute_transpout anymore.
11151 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
11152 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
11155 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
11156 (compute_pre_data): Do it here instead.
11158 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
11160 (pre_delete): Corresponding changes.
11162 2000-07-23 Mark Mitchell <mark@codesourcery.com>
11164 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
11165 to figure out whether or not a variable has already been emitted.
11167 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
11169 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
11170 instead of gen_call.
11172 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
11174 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
11176 2000-07-23 Kazu Hirata <kazu@hxi.com>
11178 * h8300.c: Fix formatting.
11180 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
11182 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
11183 for `long' switch expression into a plain warning.
11185 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
11186 (yylex): Don't pedwarn for "inline" in C99 mode.
11188 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
11190 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
11191 ggc_alloc): Likewise.
11192 * bb-reorder.c (dump_scope_forest_1): Likewise.
11194 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
11196 * reload.c (find_reloads_toplev): Add new parameter
11197 "address_reloaded".
11198 (find_reloads): Add new parameter to find_reloads_toplev calls.
11200 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
11202 * collect2.c (main): Typo fixed.
11203 * diagnostic.c: Typo fixed.
11204 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
11205 * eh-common.h: Typo fixed.
11206 * emit-rtl.c (start_sequence): Typo fixed.
11207 * flow.c (find_label_refs): Typo fixed.
11208 (calculate_global_regs_live): Typo fixed.
11209 (mark_regno_cond_dead): Typo fixed.
11210 (create_edge_list): Typos fixed.
11211 (verify_edge_list): Typo fixed.
11212 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
11213 * loop.c (strength_reduce): Typo in function name fixed.
11214 * rtl.h: Added comments. Typo in function name fixed.
11215 * rtlanal.c: Typo in function name fixed.
11216 (insn_dependant_p): Rename to ...
11217 (insn_dependent_p): ... this.
11218 (computed_jumo_p): Typo fixed.
11220 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11222 * system.h (__FUNCTION__): Wrap definition in #ifndef.
11224 2000-07-21 David Edelsohn <edelsohn@gnu.org>
11226 * rs6000.h (SIZE_TYPE): Define.
11228 2000-07-21 Mark Mitchell <mark@codesourcery.com>
11230 * ssa.c (rename_insn_1): Don't rename registers that are
11233 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
11235 * diagnostic.c (trim_filename, fancy_abort): Moved here from
11237 (fatal_function, set_fatal_function): Removed.
11238 (fatal): Don't prepare for or call the fatal_function.
11239 (diagnostic_lock, error_recursion): New.
11240 (diagnostic_for_decl, report_diagnostic): Guard against
11241 re-entering the error reporting routines.
11242 (fancy_abort): Assume function is not NULL.
11244 * errors.c (fancy_abort): New. Assume function is not NULL.
11245 * tradcpp.c (fancy_abort): Assume function is not NULL.
11247 * system.h: Provide default definition of __FUNCTION__.
11248 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
11249 Always use __FUNCTION__ in definition of abort.
11250 * tree.h: Likewise.
11251 * varray.h: Likewise.
11252 * toplev.h: Likewise. Don't prototype set_fatal_function.
11254 2000-07-20 Geoff Keating <geoffk@cygnus.com>
11256 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
11258 * glimits.h: Don't do #if defined for ARCH_PPC.
11260 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
11261 constants of size no larger than a pointer should go in the TOC.
11262 Add 'MODE' parameter.
11263 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
11264 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
11265 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
11266 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
11267 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
11268 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
11269 (rs6000_legitimize_address): Likewise.
11270 (rs6000_emit_move): Likewise.
11271 (rs6000_select_rtx_section): Likewise.
11272 (output_toc): Deal properly with outputting small constants like
11273 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
11274 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
11275 MODE parameter. Put small constants in the TOC.
11277 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
11279 (rs6000_emit_move): When reload calls us with an illegitimate
11280 address, exit early. Move the change_address calls to one place
11281 at the end of the routine. Merge the SImode and DImode expanders.
11282 When called by reload to put an integer into a FP register, force
11285 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
11287 (rs6000_hash_constant): Hash mode too.
11288 (toc_hash_function): Allow for key_mode.
11289 (toc_hash_eq): Structures are different if key_mode differs.
11290 (output_toc): Add 'mode' parameter. Save key_mode.
11291 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
11292 Pass 'mode' parameter.
11293 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
11295 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
11296 for vtable references.
11298 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
11299 choice, don't put integer values in FP regs.
11301 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
11303 * flow.c (verify_flow_info): Revamp code to verify that the
11304 head and end of each basic block are in the insn chain.
11306 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
11308 * gcse.c (record_one_set): Prepend instead of append onto
11309 reg_set_table, making it O(n) instead O(n^2).
11310 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
11311 Use a queue instead of a stack as worklist.
11313 2000-07-20 Kazu Hirata <kazu@hxi.com>
11315 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
11316 * h8300.h (OK_FOR_T): New.
11317 (EXTRA_CONSTRAINT): Support OK_FOR_T.
11318 * h8300.md: Use inc/dec.[wl] for increment/decrement
11319 by 1 and 2 in HI and SI modes.
11321 2000-07-20 Jim Wilson <wilson@cygnus.com>
11323 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
11324 larger than 14 bits.
11326 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
11328 * cppmacro.c (CAN_PASTE_AFTER): New macro.
11329 (count_params): Don't set GNU_REST_ARGS on anything.
11330 (save_expansion): Set PASTE_LEFT only on tokens for which
11331 CAN_PASTE_AFTER is true, or which are named operators.
11333 * cpplex.c (parse_args): Distinguish between a rest argument
11334 given one empty argument, and a rest argument given zero arguments.
11335 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
11336 deletion of previous token based on that.
11337 (get_raw_token): Flatten some control structure.
11339 * cpplib.h (CPP_LAST_EQ): Correct.
11340 (VOID_REST): New token flag.
11341 (GNU_REST_ARGS): Delete.
11343 * tradcpp.c (main): Don't munge -D options.
11344 (make_definition): Bring -D handling in line with cpplib.
11345 (do_define): Strip all leading whitespace from macro definitions.
11347 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
11349 * Makefile.in (tradcpp): Depend on intl.o and version.o.
11351 2000-07-20 Bruce Korb <bkorb@gnu.org>
11353 * fixincl/check.tpl: strip the platform specific types before testing
11354 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
11355 * fixincl/fixincl.tpl: use platform specific types
11356 * fixincl/fixlib.h: include the platform specific types
11357 * fixincl/inclhack.def(gnu_types): don't supply the types
11358 * fixincl/fixincl.x: regen
11360 2000-07-19 Jim Wilson <wilson@cygnus.com>
11362 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
11365 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
11367 * tradcpp.c (rescan): Do not recognize directives when the #
11370 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
11372 Implement C++ named operators.
11374 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
11375 of operators allowed in #if and having an _EQ variant. Add
11376 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
11377 (cpp_token flags): Add NAMED_OP.
11378 (enum node_type): Add T_OPERATOR.
11379 (struct cpp_hashnode): Add code slot to value union.
11380 * cpphash.h (spec_nodes): Remove n_defined.
11382 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
11383 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
11384 (is_macro_disabled): Tweak error messages.
11386 * cpplib.c (get_define_node): Disallow all named operators as
11387 macro names. Tweak error messages.
11388 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
11390 * cppinit.c (builtin_array): Add entries for the named operators.
11391 * cppexp.c (lex): Check for CPP_DEFINED token.
11392 (priority table): Add entries for CPP_MIN and CPP_MAX.
11393 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
11395 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
11397 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
11398 larger than the array of cuids.
11399 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
11402 2000-07-19 Bruce Korb <bkorb@gnu.org>
11404 * fixinc/fixincl.c: Convert to using a table of environment variables
11405 and activate the auto-edit marker on the fixed output files.
11406 * fixinc/fixlib.h: Define the environment table
11407 * fixinc/fixincl.sh: export the ${INPUT} dir
11408 * fixinc/check.tpl: likewise
11410 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
11412 * gcc.c (.h spec): Fix typo.
11414 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
11416 * Makefile.in: Fix tradcif.c path.
11418 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
11420 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
11423 * cpphash.h (TOKEN_NAME): New macro.
11424 (_cpp_spell_operator): Deleted.
11425 (token_spellings): Now _cpp_token_spellings.
11427 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
11428 * cpplex.c: Use OP and TK macros when expanding the
11429 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
11430 store the stringification of the enumeration name (CPP_CHAR,
11431 etc.) in the name slot of token_spellings.
11432 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
11433 token_spellings directly.
11434 * cpplib.c: Use TOKEN_SPELL.
11436 * cpplex.c (_cpp_push_token): If the token being pushed back
11437 is the previous token in this context, just subtract one from
11439 * cppmacro.c (save_expansion): Clear aux field when storing a
11442 2000-07-18 Jakub Jelinek <jakub@redhat.com>
11444 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
11445 buffer, provided it is not NULL.
11447 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
11449 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
11450 case of invalid volatile re-declaration.
11452 2000-07-18 Jakub Jelinek <jakub@redhat.com>
11454 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
11455 (expand_call): Adjust caller.
11457 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
11459 * diagnostic.h (report_diagnostic): Change prototype.
11461 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
11462 diagnostic_for_decl): Change prototype.
11463 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
11464 error, warning, error_with_file_and_line,
11465 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
11466 Adjust call to report_diagnostic, diagnostic_for_decl.
11467 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
11468 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
11470 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
11471 varaible argument list.
11473 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
11475 * cpphash.c: Don't include hashtab.h. Most macro-handling code
11476 moved to cppmacro.c.
11477 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
11478 dump_hash_helper): Delete.
11479 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
11480 cpp_forall_identifiers): New. Implement specialized version of
11481 Vlad's expandable hash table.
11482 (cpp_lookup): Use new functions.
11483 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
11485 * cppmacro.c: New file.
11486 * cppinit.c (dump_macros_helper): New.
11487 (cpp_finish): Iterate over the identifier table directly.
11488 * cpplex.c (parse_name): Calculate the hash of the identifier
11489 while we scan it. Use _cpp_lookup_with_hash when we can.
11491 * cpphash.h: Update prototypes.
11492 (xcnewvec, HASHSTEP): New helper macros.
11493 * cpplib.h: Update prototypes.
11494 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
11495 (cppmacro.o): New rule.
11496 (cpphash.o): Update deps.
11498 * cppmain.c: Do not set pfile->printer if no_output is on.
11500 2000-07-15 Neil Booth <neilb@earthling.net>
11502 * cpplib.c: Change all directive-handler functions to return
11504 * cpphash.h: Update typedefs.
11506 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
11508 * configure: Regenerate.
11510 * extend.texi (Extended Asm): Mention that a memory clobber
11511 does not count as a side-effect.
11513 * unroll.c (copy_loop_body): Fix one instance of using host
11514 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
11517 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
11519 2000-07-17 Richard Henderson <rth@cygnus.com>
11521 * config/ia64/ia64.md (movdi): Split out load address code.
11522 New post-reload splitter for symbolic operands.
11523 (movdi_internal): Abort if we didn't split symbolic operands
11524 when we should have.
11525 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
11526 (ia64_reorg): Split insns when not optimizing.
11527 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
11529 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
11531 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
11532 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
11534 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
11536 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
11538 2000-07-17 Jason Merrill <jason@redhat.com>
11540 * Makefile.in (clean): Remove libgcc directory.
11542 * configure.in (-Wno-long-long check): Use higher-level macros.
11544 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
11546 * simplify-rtx.c (simplify_binary_operation): Recognize
11547 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
11548 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
11549 a CONST_INT, it will always be zero.
11551 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
11553 * loop.c (check_dbra_loop) : Return if more than one condition is
11554 present to control the loop.
11556 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
11558 * mips.c (mips_expand_prologue): Don't calculate the last argument
11559 register unless we need it. When we are calculating this, make
11560 sure FUNCTION_ARG is giving us a REG.
11562 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11564 * flow.c (libcall_dead_p): Use single_set to verify the insn
11565 has only one set and get for analysis.
11566 (propagate_one_insn): Don't pass the PATTERN of the insn.
11568 2000-07-17 Mark Klein <mklein@dis.com>
11570 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
11572 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
11574 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
11575 * configure.in (TARGET_GETGROUPS_T): Evaluate.
11576 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
11577 of second argument of getgroups.
11578 * configure, config.in: Rebuilt.
11580 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
11582 * simplify-rtx.c (simplify_relational_operation): Two signed
11583 values with equal high words are less/greater than each other if
11584 their low words are less/greater when considered as unsigned.
11586 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
11588 * configure.in (vax-*-openbsd): Change to new style configuration,
11589 add collect2/float_format information.
11590 * configure: Rebuilt.
11591 * config/vax/openbsd1.h: New.
11592 * config/vax/openbsd.h: New.
11593 * config/vax/t-openbsd: New.
11595 2000-07-17 Chip Salzenberg <chip@valinux.com>
11597 * c-common.c (shorten_compare): Quiet warnings about unsigned
11598 comparisons with zero when they occur in a system header.
11600 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
11602 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
11603 update to describe current practice.
11605 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
11607 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
11608 references to C9X. Change references to -fstd and -flang-isoc9x
11611 * c-common.c (scan_char_table): Allow "z" length modifiers on
11613 (check_format_info): Use TYPE_DOMAIN on the type matched against
11614 for "z" formats, to retrieve the language size_t rather than the
11617 * c-common.c (check_format_info): Do not make a pedantic objection
11618 to the 'L' length modifier if used with a floating point type
11621 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
11622 constants in C99 mode.
11624 2000-07-17 Kazu Hirata <kazu@hxi.com>
11626 * h8300.md: Fix the format of mac.
11627 (movsi_h8300hs): Output a tab after stmac instead of a space.
11629 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
11630 profitable adds/subs sequences.
11632 * fold-const.c: Fix comment typos.
11634 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
11636 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
11638 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11640 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
11642 2000-07-16 Neil Booth <NeilB@earthling.net>
11644 * cpplex.c: Update comments.
11645 * README.Portability: Small update.
11647 2000-07-16 Neil Booth <NeilB@earthling.net>
11649 * README.Portability: Small update.
11651 2000-07-15 Richard Henderson <rth@cygnus.com>
11653 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
11654 * config/ia64/ia64.c (ia64_move_ok): New function.
11655 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
11656 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
11658 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
11660 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
11661 immediately following a paste operator.
11662 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
11663 (cpp_reader_init): Call it, if HOST_EBCDIC.
11664 (cpp_handle_options): Do not sort option list here.
11665 (handle_option): Rename to cpp_handle_option and export.
11666 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
11667 _cpp_get_token directly.
11668 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
11669 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
11670 * cpplib.h: Prototype cpp_handle_option. Update prototype of
11673 2000-07-15 Richard Henderson <rth@cygnus.com>
11675 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
11676 cast around an expression. Tidy other unsigned tests.
11678 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
11680 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
11681 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
11682 (v_message_with_decl): Rename to ...
11683 (format_with_decl): ... this. Tweak
11684 (diagnostic_for_decl): New function.
11685 (fatal_io_error): Use verbatim in lieu of notice.
11686 (announce_function): Use verbatim.
11687 (default_print_error_function): Likewise.
11688 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
11691 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11693 * mips.c (function_arg_pass_by_reference): Don't do automatic
11694 aggregate initialization.
11695 (machine_dependent_reorg): Initialize variable `mode'.
11697 * mips.md (absdi2): Change variable `regno1' to unsigned int.
11698 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
11699 conflicts with sys/param.h macro of the same name.
11700 (reload_outdi): Likewise.
11702 2000-07-15 Michael Meissner <meissner@redhat.com>
11704 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
11705 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
11706 create a new node instead.
11708 2000-07-15 Neil Booth <NeilB@earthling.net>
11710 * README.Portability: Correct example about calling a function
11711 through a pointer to function. Format wide paragraphs.
11713 2000-07-15 Michael Meissner <meissner@redhat.com>
11715 * README.Portability: Update integer suffixes and function
11716 prototype sections.
11718 2000-07-15 Neil Booth <NeilB@earthling.net>
11720 * README.Portability: Small update.
11722 2000-07-15 Neil Booth <NeilB@earthling.net>
11724 * README.Portability: New file.
11726 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
11728 * INSTALL: Give special instructions for building GCC on Irix 6.
11729 * config/mips/x-iris6 (CC): Don't set it.
11732 2000-07-14 Jason Merrill <jason@redhat.com>
11734 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
11735 register in the stack and later in another register, use the new
11738 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
11740 * config/mips/mips.md: (absdi2): Handle sign_extend for
11743 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
11745 * cpplib.c (do_pragma_dependency): Tidy warning messages.
11747 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
11749 * .cvsignore: Correct typo.
11751 2000-07-13 Mark Mitchell <mark@codesourcery.com>
11753 * .cvsignore: Add generated YACC files.
11754 * objc/.cvsignore: New file.
11756 2000-07-14 Neil Booth <NeilB@earthling.net>
11758 * cpplex.c (adjust_column): New funcion.
11759 (skip_whitespace): Use it.
11760 (skip_block_comment): Use it, and warn about /*/* with
11763 2000-07-14 Neil Booth <NeilB@earthling.net>
11765 * cpphash.c (struct macro_info): Add new members.
11766 (_cpp_free_definition): Delete the macro directly.
11767 (count_params): Return void, with first token of
11768 expansion in struct macro_info on success.
11769 (parse_define): Return int. Hoist syntax checking from
11770 save_macro_expansion. Leave call to save_expansion to
11771 _cpp_create_definition.
11772 (alloc_macro): Needs just 2 arguments.
11773 (free_macro): Delete.
11774 (save_expansion): Don't perform syntax check.
11775 (_cpp_create_definition): Call save_expansion.
11777 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11779 * genrecog.c (write_header): Split long string.
11781 * cpphash.c (macro_info): Don't use the `signed' keyword.
11783 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
11785 2000-07-13 Jakub Jelinek <jakub@redhat.com>
11787 * calls.c (stored_args_map): New variable.
11788 (check_sibcall_argument_overlap_1): New.
11789 (check_sibcall_argument_overlap): New.
11790 (expand_call): Initialize stored_args_map.
11791 Call check_sibcall_argument_overlap.
11793 2000-07-13 Bruce Korb <bkorb@gnu.org>
11795 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
11796 (emit_gnu_type): utility procedure for gnu_type_fix
11797 (gnu_type_fix): implement various pre-processor guards around
11798 standard types so these types can be defined over and over
11799 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
11800 types alluded to above will have GNU-compliant base types
11801 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
11802 * fixinc/inclhack.def: add test_text entries and utilize the new
11803 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
11804 * fixinc/fixincl.x: regenerate
11806 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11808 * diagnostic.c (vline_wrapper_message_with_location,
11809 v_message_with_file_and_line, v_error_with_file_and_file,
11810 v_error_for_asm, v_warning_for_asm, vfatal,
11811 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
11812 vsorry, verror, vwarning, vpedwarn): Remove.
11813 (diagnostic_for_asm): New function.
11814 (pedwarn, error, warning, pedwarn_with_file_and_line,
11815 error_with_file_and_line, warning_with_file_and_line, sorry,
11816 error_for_asm, warning_for_asm, fatal): Reimplement.
11817 (finish_diagnostic): Clear diagnostic info as well.
11819 2000-07-13 Neil Booth <NeilB@earthling.net>
11821 * c-common.h (flag_digraphs): New.
11822 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
11823 * c-lex.c (yylex): Use flag_digraphs to decide whether to
11826 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
11828 * gcc.c (do_spec_1): Add new %B operator.
11829 (set_input): Prepare for %B.
11831 (link_command_spec): Move up with the other tm.h-
11832 overrideable specs. Factor out the portion conditional on
11833 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
11834 (struct compiler): Just have a single spec string. All users
11836 (default_compilers): Remove unnecessary braces.
11837 (static_specs): Update.
11839 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
11841 (C and assembly specs): Use the new named specs, as appropriate.
11843 * objc/lang-specs.h: Use the new named specs.
11844 Remove unnecessary braces.
11846 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
11848 * gcc.c (execute): If a subprocess gets a fatal signal, report
11849 strsignal() of the signal number, and ask for a bug report.
11850 Do not do this for SIGPIPE if there's already been an error.
11852 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
11853 Delete pipe_closed.
11855 * tradcif.c: Remove.
11857 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
11859 * final.c (profile_function): Do not emit profile counters in
11860 the data section, if NO_PROFILE_COUNTERS is defined.
11861 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
11864 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
11865 (FUNCTION_PROFILER): Just emit a call to mcount.
11867 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
11869 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
11871 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
11872 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
11873 traditional, lang_chill, or lang_fortran.
11875 * cppfiles.c: #undef strcmp to suppress warning about macros
11876 used without arguments.
11877 (_cpp_execute_include): Use f, not fname, in "No include path"
11879 (_cpp_pop_file_buffer): New function.
11880 * cpplib.c: Don't include <sys/mman.h>.
11881 (cpp_push_buffer): Set line_base and lineno in new buffer.
11882 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
11884 * cpplex.c: Move all prototypes and structure declarations to the
11885 top of the file. Properly parenthesise some macro arguments.
11886 (cpp_scan_line): New function.
11887 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
11888 don't need to walk up the stack counting.
11890 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11892 * c-common.c (combine_strings): Emit a pedantic warning when a
11893 string length is greater than the minimum ANSI C is required
11896 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
11898 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
11899 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
11901 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11903 * c-decl.c (define_label): Warn about identifier conflicts with
11904 labels in traditional C.
11906 * c-parse.in (unop +): Warn about the unary plus operator for
11909 * c-typeck.c (store_init_value): Warn about automatic aggregate
11910 initialization for traditional C.
11912 * invoke.texi (-Wtraditional): Document new warnings.
11914 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
11916 * Makefile.in (c-errors.o): Fix thinko in dependency.
11918 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
11920 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
11921 -traditional, -ftraditional, or -traditional-cpp was given.
11922 Do not pass -traditional to the preprocessor.
11923 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
11924 preprocessor does it automatically.
11925 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
11927 * ch/lang-specs.h: Always use tradcpp. Do not pass
11928 -traditional, -trigraphs, or -pedantic to the preprocessor.
11929 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
11932 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
11934 * cppexp.c (LOGICAL): Delete macro.
11935 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
11938 * cpphash.c (HASHSIZE): Increase to 4096.
11939 (struct hashdummy): Add hash field.
11940 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
11941 the string values using memcmp.
11942 (cpp_lookup): Set dummy.hash.
11944 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
11946 * configure.in (m88k-openbsd): Express configuration using new fragment
11948 * configure: Rebuilt.
11949 * m88k/aout-dbx.h: New.
11950 * m88k/openbsd.h: New.
11951 * m88k/xm-openbsd.h: New.
11953 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11955 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
11957 2000-07-12 Richard Henderson <rth@cygnus.com>
11959 * reload.c (push_secondary_reload): Make sure to add the new
11960 reload at the end, after acquiring secondary memory.
11962 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11964 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
11966 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
11967 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
11969 * c-parse.in (stmt): Delete unused variables.
11971 * convert.c (convert_to_vector): Likewise.
11973 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
11975 * tree.c (finish_vector_type): Prototype.
11977 2000-07-12 Bruce Korb <bkorb@gnu.org>
11979 * fixinc/fixfixes.c: use xmalloc
11980 * fixinc/fixincl.c(initialize): set program name for xmalloc
11981 * fixinc/fixlib.c(must_malloc): obsolete
11982 (is_cxx_header): no longer used - disabled
11983 (skip_quote): inserted and disabled for future use
11984 * fixinc/fixlib.h: reflects above
11985 * fixinc/fixtests.c: removed dinkleberries
11987 2000-07-12 Neil Booth <NeilB@earthling.net>
11989 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
11990 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
11992 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
11993 struct toklist_dummy): New.
11994 (cpp_free_definition): Free macros with free_macro.
11995 (count_params): Don't save paramter spellings. Save macro
11996 information in a struct macro_info.
11997 (parse_define): Don't allocate a token list.
11998 (save_expansion): Allocate the macro's token list, and
11999 save parameter spellings if necessary. Use TOKEN_SPELL.
12000 (cpp_create_definition): Make list const.
12002 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
12004 * c-typeck.c (pedwarn_c99): Move to
12005 * c-errors.c: ... Here.
12006 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
12007 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
12008 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
12009 (c-errors.o): List dependency.
12011 2000-07-12 Mark Mitchell <mark@codesourcery.com>
12013 * c-parse.c: Remove.
12014 * c-parse.h: Likewise.
12015 * c-parse.y: Likewise.
12016 * objc/objc-parse.c: Likewise.
12017 * objc/objc-pasre.y: Likewise.
12019 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
12021 * gcc.texi: Fix minor typos
12022 * extend.texi: Fix minor typos
12024 2000-07-11 Marc Espie <espie@openbsd.org>
12026 * collect2.c (main): Recognize .lo as object files.
12028 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
12030 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
12033 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
12034 with MAP_ANONYMOUS and MAP_ANON.
12035 * configure, config.in: Rebuilt.
12037 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
12039 * diagnostic.c (save_output_state): Remove.
12040 (restore_output_state): Likewise.
12041 (clear_text_info): New function.
12042 (clear_diagnostic_info): Likewise.
12043 (output_text_length, is_starting_newline, output_prefix,
12044 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
12045 prefixing_policy, output_buffer_ptr_to_format_args): New macros
12046 (set_real_maximum_length, output_set_maximum_length,
12047 output_set_prefix, output_get_prefix, output_set_maximum_length,
12048 output_destroy_prefix, init_output_buffer,
12049 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
12050 output_add_newline, output_add_character, output_add_space,
12051 output_append_r, output_append, wrap_text, output_format,
12052 output_do_printf, output_printf, output_do_verbatim,
12053 output_verbatim, verbatim): Use them.
12054 (output_clear): Split into cleat_text_info and
12055 clear_diagnostic_info.
12056 (struct output_state): Move to...
12058 * diagnostic.h: ...Here
12059 (struct output_buffer): Adjust.
12061 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
12063 * cpplex.c (parse_name): No longer inline (premature optimization).
12064 (do_pop_context): Fold into pop_context.
12065 (pop_context): Returns int.
12066 (lex_next): Hoist test for end of directive into pop_context.
12067 (push_macro_context): Returns int; takes just reader and token.
12068 Hoist test for excessive nesting to caller.
12069 (push_arg_context): Returns void; takes just reader and token.
12070 Do not call stringify_arg or get_raw_token.
12071 (get_raw_token): Convert tail recursion through push_arg_context
12072 to a loop at this level. Call stringify_arg here if appropriate.
12073 (maybe_paste_with_next): Convert tail recursion to a while loop.
12074 Hoist test of paste_level to caller.
12076 (stringify_arg): Push arg context at beginning.
12077 (cpp_get_token): Split out core into _cpp_get_token. Call
12078 process_directive here. Throw away CPP_PLACEMARKER tokens.
12079 (_cpp_get_token): Convert tail recursion through
12080 push_macro_context to a loop at this level.
12081 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
12082 _cpp_get_raw_token): Use _cpp_get_token.
12083 (_cpp_skip_rest_of_line): Drop the context stack directly; do
12084 not call pop_context.
12085 (_cpp_run_directive): Call lex_next directly.
12087 * cpphash.h: Prototype _cpp_get_token.
12088 * cppexp.c (lex): Use it.
12089 * cpphash.c (parse_define): Use it.
12090 * cpplib.c (get_define_node, do_undef, parse_include,
12091 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
12092 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
12093 parse_ifdef, validate_else): Use it.
12094 (cpp_push_buffer): Tweak error message; abort if anyone tries
12095 to push a buffer while macro expansions are stacked.
12097 2000-07-11 Donn Terry <donnte@microsoft.com>
12099 * cpplex.c (free_macro_args, save_token): Cast arg of free
12100 and/or xrealloc to PTR.
12101 (_cpp_init_input_buffer): Clear all fields of the base context.
12103 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
12105 * gensupport.c (process_rtx): Make rtl checking stop
12106 complaining about the define_insn while it is being
12107 converted from a define_insn_and_split.
12109 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
12111 * config/mips/mips.c (simple_memory_operand): Access the
12112 INTVAL of the address, not it's containing MEM.
12114 2000-07-11 Bruce Korb <bkorb@gnu.org>
12116 * fixinc/fixtests.c(double_slash): obsolete
12117 (else_endif_label): likewise
12118 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
12119 (libc1_ifdefd_memx): correct initial comment
12120 and omit the #if/#endif pair from the memxxx declarations
12121 * fixinc/fixincl.x: regen
12123 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12125 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
12127 2000-07-11 Neil Booth <NeilB@earthling.net>
12129 * cpp.texi: Update.
12131 2000-07-11 Neil Booth <NeilB@earthling.net>
12133 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
12134 (handle_option): Set digraphs according to standard.
12135 Merge OPT_lang_c89 handler with OPT_std_c89.
12137 * cpplex.c: (lex_line, can_paste): Honour digraphs in
12138 accordance with the digraphs flag.
12140 * cpplib.h: (struct cpp_options): New option digraphs.
12142 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
12143 Bruce Korb <bkorb@gnu.org>
12145 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
12146 * fixinc/fixincl.x: Regenerate.
12147 * fixinc/tests/base/testing.h: Add testcase.
12149 2000-07-10 Richard Henderson <rth@cygnus.com>
12151 * config/ia64/ia64.c (got_symbolic_operand): New.
12152 (symbolic_operand, move_operand): Revert 0701 change.
12153 * config/ia64/ia64.h (PREDICATE_CODES): Update.
12154 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
12155 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
12156 split the offset into a 14-bit low part instead of a 13-bit low part.
12157 (load_fptr): Mark the mem as unchanging.
12158 (load_symptr): Use got_symbolic_operand.
12160 2000-07-10 Nick Clifton <nickc@cygnus.com>
12162 * libgcc2.c (next_stack_level): Cast result of computation to
12163 (void **) so that the assignment does not generate a warning.
12165 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
12167 * flags.h : Add new variable flag_single_precision_constant.
12168 * toplev.c (display_help) : Add -fsingle-precision-constant option.
12169 (flag_single_precision_constant): New.
12170 * c-lex.c (yylex): Convert floating point constant to single
12171 precision constant.
12172 * invoke.texi : Add documentation for this new option.
12174 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
12176 * diagnostic.c (output_octal): Second parameter is unsigned.
12177 (output_long_octal): Likewise.
12178 (output_hexadecimal): Likewise.
12179 (output_long_hexadecimal): Likewise.
12180 (output_format): Adjust arguments extraction. Tweak.
12181 (output_verbatim, verbatim): End variable argument list.
12182 (report_diagnostic): Improve documentation.
12184 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
12186 * c-common.h (build_stmt): Declare.
12187 (build_continue_stmt): Likewise.
12188 (build_break_stmt): Likewise.
12189 (build_return_stmt): Likewise.
12191 * c-decl.c (do_case): Rewrite to do what previously done in
12194 * c-semantics.c (build_stmt): Define.
12195 (build_return_stmt): Likewise.
12196 (build_break_stmt): Likewise.
12197 (build_continue_stmt): Likewise.
12198 (build_case_label): Likewise.
12200 * c-parse.in (BREAK): Change to build tree, then generate RTL.
12201 (CONTINUE): Likewise.
12202 (RETURN): Likewise.
12204 (DEFAULT): Likewise.
12206 * c-parse.y: Regenerate.
12207 * c-pasre.c: Likewise.
12209 2000-07-09 Jason Merrill <jason@redhat.com>
12211 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
12213 * tree.h (STRIP_NOPS): Check for error_mark_node.
12214 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
12215 (dwarf2out_*): Remove duplicate declarations.
12217 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
12218 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
12220 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
12222 * diagnostic.c (wrap_text): New function.
12223 (maybe_wrap_text): Likewise.
12224 (output_add_string): Use it.
12225 (output_format): Likewise.
12226 (count_error): Use verbatim instead of notice.
12227 (report_error_function): Likewise. Don't use plain fprintf.
12228 (finish_diagnostic): New function.
12229 (output_do_verbatim): Tweak. Commonalize functionalities in
12230 output_verbatim and verbatim.
12231 (output_verbatim): Adjust.
12232 (verbatim): Likewise.
12233 (report_diagnostic): Define.
12235 * diagnostic.h (report_diagnostic): Prototype.
12237 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
12239 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
12241 2000-07-09 Neil Booth <NeilB@earthling.net>
12243 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
12244 IShspace, ISspace: Update.
12246 * cppinit.c: ISTABLE: Update.
12249 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
12250 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
12251 (skip_block_comment, skip_line_comment, parse_string,
12252 lex_line): Use is_vspace rather than IS_NEWLINE.
12253 (skip_whitespace, lex_line): Clean up to use is_nvspace.
12254 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
12256 (lex_next): Unconditionally stop if within a directive.
12257 Treat directives within macro invocations as directives
12258 (after parse_args emits error), not as the argument.
12260 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
12262 * diagnostic.c (diagnostic_args): New macro.
12263 (diagnostic_msg): Likewise.
12264 (output_formatted_integer): Likewise.
12265 (output_state): New data type.
12266 (digit_buffer): Make global.
12267 (output_add_integer): Rename to output_decimal. Squeeze
12269 (output_long_decimal, output_unsigned_decimal,
12270 output_long_unsigned_decimal, output_octal, output_long_octal,
12271 output_hexadecimal, output_long_hexadecimal): New functions.
12272 (output_append_r): New function.
12273 (output_append): Tweak.
12274 (output_flush_on): Rename to output_to_stream.
12275 (output_format): Change prototype. Improve documentation. Handle
12276 more format specifiers.
12277 (build_location_prefix): Rename to context_as_prefix.
12278 (output_notice): Rename to output_do_printf.
12279 (output_printf): Tweak.
12280 (line_wrapper_printf): Likewise.
12281 (vline_wrapper_message_with_location): Adjust call to renamed
12283 (v_message_with_decl): Likewise.
12284 (default_print_error_function): Likewise.
12285 (save_output_state): New function.
12286 (restore_output_state): Likewise.
12287 (output_do_verbatim): Likewise.
12288 (output_verbatim): Define.
12289 (verbatim): Likewise.
12291 * diagnostic.h (printer_fn): Change return type from void to int.
12292 Improve documentation.
12293 (output_add_integer): Rename to output_decimal.
12294 (output_flush_on, output_format): Don't export.
12295 (output_verbatim, verbatim): Declare.
12297 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
12299 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
12300 Check whether c divides op1 exactly if operation is not
12303 2000-07-08 Richard Henderson <rth@cygnus.com>
12305 * final.c (final): Do not abort when reg-stack introduces
12308 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
12310 * cpplib.h (struct cpp_name): Now struct cpp_string.
12311 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
12312 CPP_HEADER_NAME): Change to type S.
12313 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
12314 field, a cpp_hashnode *. All references to val.name updated
12315 to use val.str or val.node as appropriate.
12316 (struct cpp_reader): Add spec_nodes field.
12317 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
12319 * cpphash.h (struct spec_nodes): New.
12320 (enum spell_type): Reorder. Only SPELL_STRING tokens use
12321 val.str. All references to 'spelling > SPELL_NONE' updated to
12324 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
12325 pfile->buffer->inc are not NULL before dereferencing them.
12327 * cpplex.c (parse_name): Take a pointer to the current token,
12328 plus current position and limit as args; return the new
12329 position; don't copy the text of a name into the string
12330 buffer, instead call cpp_lookup and store the node pointer.
12331 If extending a token, copy out the text of the old into a
12332 scratch buffer, append the new, look that up and store the new
12333 node pointer. Inline.
12334 (maybe_paste_with_next): If the result of paste is a NAME,
12335 then look up the pasted text and store its node pointer.
12336 (lex_line): Adjust for new parse_name interface.
12337 Check for L"str", L'str' using spec_nodes->n_L.
12338 (spell_token): SPELL_IDENT tokens have their spelling in
12339 val.node->name. Handle SPELL_STRING tokens that don't have
12341 (_cpp_expand_name_space,
12342 (can_paste): Check for L ## "str" using spec_nodes->n_L.
12343 (cpp_get_token, special_symbol): No need to call cpp_lookup.
12344 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
12345 return 1=equal 0=not, not a tristate.
12347 * cpphash.c (var_args_str): Delete.
12348 (find_param): Compare node fields directly.
12349 (is__va_args__): Use CPP_PEDANTIC. Just compare
12350 token->val.node with spec_nodes->n__VA_ARGS__.
12351 (dump_funlike_macro): Don't use var_args_str.
12353 * cpplib.c (_cpp_check_directive): Just walk through
12354 spec_nodes->dirs comparing pointers.
12355 (get_define_node, do_pragma_poison, detect_if_not_defined,
12356 parse_ifdef): The identifier has already been looked up.
12357 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
12359 (do_if): Only call detect_if_not_defined at beginning of file.
12360 (_cpp_parse_assertion): Only copy string pointers for
12361 SPELL_STRING tokens.
12362 (pragma_dispatch): Take a node pointer and examine its name
12364 (_cpp_init_stacks): Also initialize the spec_nodes structure.
12366 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
12368 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
12369 reverse order from the corresponding _cpp_init_* routines.
12371 * cppexp.c (parse_number, parse_charconst, parse_defined,
12372 lex): Check val.node->type instead of calling cpp_defined.
12373 Use spec_nodes entries where appropriate.
12375 * fix-header.c, scan-decls.c: Update for interface changes.
12377 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
12379 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
12380 emitting aux_truncdfsf2.
12382 2000-07-03 Donn Terry (donnte@microsoft.com)
12384 * cppinit.c (print_help): split overlong line into ISO C89
12387 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
12389 * cppexp.c: Update all code for new lexer interface.
12390 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
12391 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
12392 * cpplex.c (token_names): Trim leading CPP_ from names; make
12393 the strings unsigned.
12394 (_cpp_spell_operator): New.
12395 (is_macro_disabled): Disable all macros if rescanning
12397 (_cpp_get_directive_token): Remove.
12399 * cppinit.c: Don't set no_macro_expand.
12400 * cpplib.c (read_line_number, do_line): Check only for EOF,
12402 * cpphash.h: Update prototypes.
12403 * cpplib.h (CPP_VSPACE): Remove.
12404 (struct cpp_reader): Remove no_macro_expand.
12406 2000-07-08 Neil Booth <NeilB@earthling.net>
12408 * cpphash.c (is__va_args__): New function.
12409 (count_params): Fix line reported in error messages. Use
12410 is__va_args__. Don't return ')' on error. Flag GNU style
12411 rest args macro definitions.
12412 (parse_define): Check macro name is not __VA_ARGS__.
12413 (save_expansion): Check identifier in non-varargs-macro is
12414 not __VA_ARGS__. Don't flag GNU_VARARGS.
12415 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
12416 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
12417 than per-token GNU_VARARGS.
12418 * cpplib.h (GNU_VARARGS): Remove.
12419 (GNU_REST_ARGS): New.
12421 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
12423 * i386.md (call_pop, call, call_value_pop): Do not set
12424 current_function_uses_pic_offset_table for calls to static
12425 functions or indirect calls.
12427 2000-07-07 Jim Wilson <wilson@cygnus.com>
12429 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
12430 is_predicate_reg, then take max write_count of register pair.
12432 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12434 * tradcpp.c (main): Rename label `include' to `add_include' to
12435 avoid conflicts with variable `include' in traditional C.
12437 2000-07-07 Jakub Jelinek <jakub@redhat.com>
12439 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
12441 2000-07-07 Jakub Jelinek <jakub@redhat.com>
12443 * sibcall.c (uses_addressof): Add INMEM argument, check for
12444 current_function_internal_arg_pointer outside of MEM rtxs in addition
12446 (sequence_uses_addressof): Update caller.
12448 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
12450 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
12453 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12455 * system.h (UNION_INIT_ZERO): New macro for initializing union
12456 members in structs.
12458 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
12460 2000-07-07 Neil Booth <NeilB@earthling.net>
12462 * cpp.texi: Update.
12464 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
12466 * final.c (final): Detect out of bounds array access to
12467 the insn_lengths array.
12469 2000-07-07 Kazu Hirata <kazu@hxi.com>
12471 * fold-const.c (fold): Fix a comment typo.
12473 2000-07-07 Neil Booth <NeilB@earthling.net>
12475 * cpp.texi: Update to new lexer.
12477 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
12479 * tradcpp.c: New file.
12480 * tradcif.y: New file.
12481 * tradcif.c: New generated file.
12483 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
12484 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
12485 dependencies of C. Install tradcpp from install-common, in
12488 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
12490 * cppinit.c: Include cppdefault.h. Refer to
12491 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
12492 to GCC_INCLUDE_DIR and its length.
12493 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
12494 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
12495 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
12497 (include_defaults_array): Move to cppdefault.c.
12499 * cppdefault.h: New file.
12500 * cppdefault.c: New file.
12502 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
12503 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
12504 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
12507 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12509 * reload.c (push_reload): When seeing if can reuse a register,
12510 check extra registers against widest of INMODE and OUTMODE.
12512 2000-07-06 Neil Booth <NeilB@earthling.net>
12514 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
12515 based on full length of predicate.
12517 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
12519 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
12520 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
12522 2000-07-05 Kazu Hirata <kazu@hxi.com>
12524 * h8300-proto.h: Fix formatting.
12525 * h8300.c: Likewise.
12526 * h8300.h: Likewise.
12528 2000-07-05 Jim Wilson <wilson@cygnus.com>
12530 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
12533 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
12535 * invoke.texi: Fix minor typos
12536 * md.texi: Fix minor typos
12538 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
12540 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
12542 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
12544 * cpplex.c: Don't include sys/mman.h.
12545 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
12547 * cpplib.c: Include sys/mman.h and obstack.h.
12548 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
12550 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
12551 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
12552 bother freeing if stack entries (they will be freed with their buffer).
12553 (do_endif): Free if stack entries from the buffer obstack.
12554 (push_conditional): Allocate if stack entries from the buffer obstack.
12556 (find_answer): Rename to _cpp_find_answer.
12557 (do_assert, do_unassert): Update.
12559 * cpphash.h: Update prototypes.
12560 (xobnew): New convenience macro.
12561 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
12563 (struct cpp_hashnode): Remove disabled field.
12565 * cppinit.c: Don't include hashtab.h or splay-tree.h.
12566 (report_missing_guard): Moved to cppfiles.c.
12567 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
12569 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
12570 cpp_cleanup_includes. Don't destroy hashtab or
12571 all_include_files here.
12572 (cpp_finish): Use _cpp_report_missing_guards.
12574 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
12575 (_cpp_init_include_table): Rename _cpp_init_includes.
12576 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
12578 * cppexp.c (parse_assertion): Update for new name of
12581 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
12583 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
12585 * cpplib.c (do_ident): s/VSPACE/EOF/
12587 2000-07-05 Neil Booth <NeilB@earthling.net>
12589 * cpplex.c: Fix trigraph replacement within strings.
12591 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12593 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
12595 * xcoffout.c (assign_type_number): Constify.
12596 (xcoffout_source_file): Add static prototype. Don't needlessly
12597 cast away const-ness.
12599 2000-07-04 Jason Merrill <jason@redhat.com>
12601 * frame.h (frame_state): Move base_offset to end.
12603 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
12605 * calls.c (emit_library_call_value_1): Revert previous change.
12607 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
12609 * fix-header.c (struct partial_proto): Remove unnecessary fields.
12610 (recognized_extern, recognized_function, read_scan_file):
12611 Update for new scheme.
12612 (check_protection): It's still a multiple include guard even
12613 if it doesn't always trigger.
12614 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
12616 * scan.h: Declare struct cpp_token. Update prototypes.
12618 2000-07-03 Neil Booth <neilb@earthling.net>
12619 Zack Weinberg <zack@wolery.cumb.org>
12621 Complete overhaul of the lexer and macro expander.
12623 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
12624 arg, arglist, argdata, reflist, collect_objlike_expansion,
12625 collect_funlike_expansion, collect_params,
12626 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
12627 unsafe_chars, macarg, compare_defs, special_symbol,
12628 scan_arguments, stringify, funlike_macroexpand,
12629 _cpp_quote_string, monthnames): Delete.
12630 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
12631 _cpp_create_definition, _cpp_dump_definition,
12632 dump_hash_helper): Adjust.
12633 (find_param, count_params, parse_define, var_args_str,
12634 check_macro_redefinition, save_expansion): New.
12636 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
12637 parse_string, output_line_command, trigraph_replace,
12638 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
12639 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
12640 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
12641 _cpp_skip_rest_of_line): Modify.
12643 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
12644 find_position, null_warning, bump_column, expand_name_space,
12645 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
12646 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
12647 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
12648 _cpp_prescan): Delete.
12650 (dump_param_spelling, process_directive, lex_next,
12651 is_macro_disabled, stringify_arg, expand_context_stack,
12652 output_token, make_string_token, alloc_number_token,
12653 special_symbol, duplicate_token, maybe_paste_with_next,
12654 can_paste, prevent_macro_expansion, restore_macro_expansion,
12655 get_temp_token, release_temp_tokens, quote_string,
12656 token_names, token_spellings, _cpp_expand_name_space,
12657 _cpp_glue_header_name, _cpp_reserve_name_space,
12658 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
12659 placemarker_token, eof_token, cpp_context, macro_args,
12660 get_raw_token, parse_arg, parse_args, save_token,
12661 push_arg_context, push_macro_context, pop_context,
12662 do_pop_context, free_macro_args, _cpp_get_line,
12663 _cpp_run_directive): New.
12665 * cpplib.c (validate_else, parse_include, push_conditional,
12666 pass_thru_directive, read_line_number, parse_ifdef,
12667 detect_if_not_defined, _cpp_check_directive, do_define,
12668 do_undef, do_include, do_import, do_include_next, do_error,
12669 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
12670 top_pragmas, do_pragma_gcc, do_pragma_implementation,
12671 do_pragma_poison, do_pragma_system_header,
12672 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
12673 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
12674 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
12675 cpp_defined): Update for new scheme.
12676 (strtoul_for_line, get_define_node, dump_macro_name,
12677 _cpp_check_linemarker, _cpp_parse_assertion): New.
12678 (_cpp_handle_directive, do_pragma_default): Delete.
12680 * cpphash.h (struct predicate): Now struct answer.
12681 (enum spell_type, struct token_spelling, struct directive,
12682 directive_handler): New.
12683 Update prototypes. Remove unused macros.
12684 * cpplib.h: Update prototypes. Remove unused macros,
12685 structure definitions, and fields.
12687 * cpperror.c (print_containing_files, v_message): Adjust.
12688 * cppexp.c (parse_assertion, lex, parse_escape,
12689 _cpp_parse_expr): Adjust.
12690 * cppfiles.c (open_include_file, _cpp_execute_include,
12691 _cpp_compare_file_date, cpp_read_file, read_include_file):
12693 * cppinit.c (dump_special_to_buffer): Delete.
12694 (append_include_chain, merge_include_chains, cpp_reader_init,
12695 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
12696 cpp_finish, handle_option, print_help): Adjust.
12697 * cppmain.c (main): Adjust.
12699 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
12701 * cppspec.c (lang_specific_driver): Use double quotes in error
12704 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
12706 * calls.c (emit_library_call_value_1): Use valreg instead
12707 of hard_libcall_value.
12709 2000-07-03 Geoff Keating <geoffk@cygnus.com>
12711 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
12712 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
12713 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
12721 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
12722 mode instead of wider_mode is being used.
12724 2000-07-03 Jakub Jelinek <jakub@redhat.com>
12726 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
12727 of 'r'. Use q_regs_operand.
12728 (andsi_1+2): Use q_regs_operand.
12730 2000-07-03 Jakub Jelinek <jakub@redhat.com>
12732 * builtins.c (get_memory_rtx): Always put into alias set 0.
12734 2000-07-03 Nick Clifton <nickc@cygnus.com>
12736 * config/arm/arm.md: Fix post increment and pre increment
12737 peepholes so that they do not generate UNPREDICATBLE opcodes.
12738 (ie ones where the increment clobbers the source/destination).
12740 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
12742 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
12743 change too big for -mtiny-stack" a warning, if larger than 63.
12744 (out_set_stack_ptr): Change the logic so -mno-interrupts is
12745 always safe to use on possible future devices.
12746 (function_prologue): Write SPH before SPL, for consistency.
12747 If interrupt_func_p true, we know we have enabled interrupts.
12748 (avr_num_arg_regs): New function. Round up to even number of
12749 bytes if no -mpack-args or if calling a libgcc function.
12750 (function_arg, function_arg_advance): Use it.
12751 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
12752 Output "movw" if available.
12753 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
12754 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
12755 (asm_output_section_name): Add blanks for consistent output.
12756 (encode_section_info): Set TREE_READONLY for progmem data to
12757 avoid gas warnings about changed section attributes.
12758 (avr_hard_regno_mode_ok): Force non-QImode data to start in
12759 even numbered registers on devices with "movw".
12760 * config/avr/avr.h (MASK_*): Define bits for target_flags.
12761 (TARGET_SWITCHES): Mark help strings for translation.
12762 Add new -mpack-args and -menhanced switches.
12763 (TARGET_OPTIONS): Mark help strings for translation.
12764 (progmem_section): Add section attributes.
12765 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
12766 Output "movw" if available.
12767 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
12769 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
12770 call convention (arguments aligned on even registers).
12771 (_cleanup, _exit): Make weak symbols libc can override.
12773 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12775 * fp-bit.h: New file.
12777 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
12778 Comment #endif statements.
12779 (__thenan_sf, __thenan_df): Add missing braces around initializer.
12781 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
12783 * gcse.c (compute_pre_data): Compute ae_kill using other local
12784 properties instead of calling compute_ae_kill.
12786 * alias.c (init_alias_analysis): Do not call
12787 prologue_epilogue_contains until after reload has completed.
12789 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
12791 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
12792 (genrtl_finish_compound_stmt): Likewise.
12793 (genrtl_compound_stmt): Change to return void.
12795 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
12796 move code from here to ...
12797 (genrtl_compound_stmt): ... here.
12798 (genrtl_finish_compound_stmt): Remove.
12799 (expand_stmt): Add comment.
12801 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
12803 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
12806 2000-07-02 Jakub Jelinek <jakub@redhat.com>
12808 * cpplib.h (struct cpp_reader): New field include_depth.
12809 (struct cpp_printer): Rename last_bsd to last_id.
12810 * cppfiles.c (read_include_file): Bump include_depth.
12811 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
12812 (output_line_command): Output correct #line if a header
12813 is including itself and is not protected against multiple inclusion.
12814 Use include_depth instead of buffer_stack_depth, last_id instead of
12816 * cppinit.c (cpp_start_read): Initialize last_id instead of
12819 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
12821 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
12822 (c-semantics.o): New target.
12824 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
12825 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
12826 (genrtl_clear_out_block): Likewise.
12827 (genrtl_goto_stmt): Likewise.
12828 (genrtl_expr_stmt): Likewise.
12829 (genrtl_decl_stmt): Likewise.
12830 (genrtl_if_stmt): Likewise.
12831 (genrtl_while_stmt): Likewise.
12832 (genrtl_do_stmt): Likewise.
12833 (genrtl_return_stmt): Likewise.
12834 (genrtl_for_stmt): Likewise.
12835 (genrtl_break_stmt): Likewise.
12836 (genrtl_continue_stmt): Likewise.
12837 (genrtl_scope_stmt): Likewise.
12838 (genrtl_switch_stmt): Likewise.
12839 (genrtl_case_label): Likewise.
12840 (genrtl_begin_compound_stmt): Likewise.
12841 (gerntl_finish_compound_stmt): Likewise.
12842 (genrtl_compound_stmt): Likewise.
12843 (genrtl_asm_stmt): Likewise.
12844 (genrtl_decl_cleanup): Likewise.
12845 (DECL_ANON_UNION_ELEMS): Likewise.
12846 (emit_local_var): Likewise.
12847 (make_rtl_for_local_static): Likewise.
12848 (expand_cond): Likewise.
12849 (expand_stmt): Likewise.
12850 (c_expand_return): Likewise.
12851 (c_expand_start_case): Likewise.
12852 (do_case): Likewise.
12853 (COMPOUND_STMT_NO_SCOPE): Likewise.
12854 (c_expand_asm_operands): Likewise.
12855 (NEW_FOR_SCOPE_P): New macro.
12856 (expand_expr_stmt_fn): New type.
12858 (set_current_function_name_declared): Likewise.
12859 (current_function_name_declared): Likewise.
12860 (lang_expand_stmt): Likewise.
12861 (stmts_are_full_exprs_p): Likewise.
12862 (anon_aggr_type_p): Likewise.
12863 (lang_expand_expr_stmt): Likewise.
12864 (build_case_label): Likewise.
12866 * c-decl.c (lang_expand_expr_stmt): Initialize.
12867 (stmts_are_full_exprs_p): Define.
12868 (current_function_name_declared): Likewise.
12869 (do_case): Likewise.
12870 (lang_expand_stmt): Likewise.
12871 (set_current_function_name_declared): Likewise.
12872 (anon_aggr_type_p): Likewise.
12874 * c-semantics.c: New file.
12875 (expand_cond): Moved from cp/semantics.c.
12876 (genrtl_do_pushlevel): Likewise.
12877 (genrtl_clear_out_block): Likewise.
12878 (genrtl_goto_stmt): Likewise.
12879 (genrtl_expr_stmt): Likewise.
12880 (genrtl_decl_stmt): Likewise.
12881 (genrtl_if_stmt): Likewise.
12882 (genrtl_while_stmt): Likewise.
12883 (genrtl_do_stmt): Likewise.
12884 (genrtl_return_stmt): Likewise.
12885 (genrtl_for_stmt): Likewise.
12886 (genrtl_break_stmt): Likewise.
12887 (genrtl_continue_stmt): Likewise.
12888 (genrtl_scope_stmt): Likewise.
12889 (genrtl_switch_stmt): Likewise.
12890 (genrtl_case_label): Likewise.
12891 (genrtl_begin_compound_stmt): Likewise.
12892 (genrtl_finish_compound_stmt): Likewise.
12893 (genrtl_compound_stmt): Likewise.
12894 (genrtl_asm_stmt): Likewise.
12895 (genrtl_decl_cleanup): Likewise.
12896 (make_rtl_for_local_static): Moved from cp/decl.c.
12897 (emit_local_var): Likewise.
12898 (expand_stmt): Define.
12900 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
12901 (c_expand_return): Likewise.
12902 (c_expand_start_case): Likewise.
12904 2000-07-01 Richard Henderson <rth@cygnus.com>
12906 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
12907 with the low 13 bits set.
12908 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
12909 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
12910 of the low 13 bits into a CONST plus an adddi3.
12911 (load_symptr): Set RTX_UNCHANGING_P.
12913 See ChangeLog.3 for earlier changes.