1 Wed 30-Aug-2000 23:18:59 BST Neil Booth <NeilB@earthling.net>
3 * contrib.texi: Add self.
5 2000-08-30 Alexandre Oliva <aoliva@redhat.com>
7 * config/sh/sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): New insns.
8 (cmpeqdi_t splitter): Use cmpeqsi_and_t instead of emitting jumps
11 2000-08-30 J. David Anglin <dave@hiauly1.hia.nrc.ca>
13 * fixinc/gnu-regex.c: Don't define `const'.
15 Tue Aug 29 22:09:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17 * expr.c (store_constructor): Allow variable bounds of array type.
18 (expand_expr): Don't blow up if type is ERROR_MARK.
19 * varasm.c (output_constructor): Don't access lower bound of array
20 type unless need it if index is supplied (so it can be a variable
21 if no index is supplied).
22 Use tree_low_cst; use HOST_WIDE_INT for sizes; change BITPOS to POS.
25 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
27 * Makefile.in: Revamp handling of cflags to allow different WARN_CFLAGS
28 for compilations in stage 1 and subsequent stages, respectively.
29 * configure.in (vax): Add compiler-dependent CFLAGS for stage 1.
31 * x-vax, x-vax-gcc: Deleted.
33 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
35 * c-common.c (declare_function_name): Use func_id_node,
36 function_id_node, and pretty_function_id_node. Do not make
37 __func__ visible at file scope.
38 * c-common.h (c_tree_index): Add CTI_FUNCTION_ID,
39 CTI_PRETTY_FUNCTION_ID, and CTI_FUNC_ID.
40 (function_id_node, pretty_function_id_node, func_id_node): New
42 * c-decl.c (init_decl_processing): Initialize function_id_node,
43 pretty_function_id_node, and func_id_node.
44 (c_make_fname_decl): Correct comment.
46 * tree.h (struct tree_identifier): Constify pointer member.
48 * c-decl.c (pushdecl, implicit_decl_warning): Constify a char *.
49 * c-pragma.h (struct weak_syms): Constify name and value members.
50 (add_weak): Constify arguments.
52 * calls.c (special_function_p): Constify a char *.
53 (expand_call): Remove variable which is initialized and then
55 * dependence.c (struct def_use, struct induction, struct subscript):
56 Constify 'variable' member.
57 (get_low_bound, have_induction_variable): Constify char * argument.
58 (find_induction_variable): Add braces to avoid dangling else.
59 (classify_dependence): Constify char * arrays.
60 * profile.c (output_func_start_profiler): Constify a char *.
61 * stor-layout.c (finalize_record_size): Constify a char *.
62 * tree.c (is_attribute_p): Constify a char *.
63 * varasm.c (add_weak, remove_from_pending_weak_list): Constify argument.
65 * varasm.c (make_function_rtl, make_decl_rtl): Rearrange code
66 for comprehensibility. Do not call get_identifier if we did
67 not change the DECL_ASSEMBLER_NAME of the decl. Use alloca to
68 create temporary string constants, not ggc_alloc_string. No
69 need to copy result of ASM_FORMAT_PRIVATE_NAME. Use const
70 char * to hold IDENTIFIER_POINTERs.
72 2000-08-29 Richard Henderson <rth@cygnus.com>
74 * config/ia64/ia64.md (muldi3): Use grfr_register_operand
77 2000-08-29 Richard Henderson <rth@cygnus.com>
79 * reload.c (push_secondary_reload): Allow class == reload_class
80 if we're using a reload_in/out pattern.
82 * config/ia64/ia64.md (reload_inti): Use a TImode scratch. Use
83 the half that does not conflict with the reload register.
84 (reload_outti): Likewise.
86 2000-08-29 Kazu Hirata <kazu@hxi.com>
88 * reload.c: Fix formatting.
90 * stmt.c: Fix formatting.
92 * gcc.c: Fix formatting.
94 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
96 * flags.h (time_report, mem_report): New global flags.
97 * toplev.c: Define time_report and mem_report.
98 (f_options): Add -ftime-report and -fmem-report.
99 (compile_file): Turn on time_report if quiet_flag is off.
100 Call ggc_print_statistics at very end if mem_report is on.
101 * timevar.c (TIMEVAR_ENABLE): Examine time_report, not quiet_flag.
103 * ggc-common.c (ggc_print_statistics): Rename to
104 ggc_print_common_statistics; all callers changed. Scale
105 quantities above 10K to kilobytes and above 10M to megabytes.
106 * ggc-page.c (ggc_page_print_statistics): Rename to
107 ggc_print_statistics. Report memory consumed by internal data
108 structures for each allocation bucket. Scale quantities above
109 10K to kilobytes and above 10M to megabytes.
110 * ggc-simple.c: Prototype debug_ggc_tree to avoid warning.
111 Cast PTR_KEY(p) to unsigned long in fprintf call to avoid warning.
112 Define tally_leaves always.
113 (ggc_print_statistics): New function.
114 * ggc.h: Adjust for renamed functions.
116 Wed Aug 30 00:11:42 2000 Denis Chertykov <denisc@overta.ru>
118 * config/avr/avr.md ("*movsf","*movsi"): Pass NULL to
119 output_movsisf instead of which_alternative.
121 * config/avr/avr.c (output_reload_inhi): Check for NULL ponter.
123 Tue Aug 29 22:29:58 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
125 * config/avr/avr-protos.h: (avr_output_ascii) Removed.
126 (avr_progmem_p): New prototype.
127 (output_movsisf): Prototype declaration changed.
128 (output_movqi): New prototype.
129 (output_movhi): New prototype.
130 (call_insn_operand): Likewise.
131 (final_prescan_insn): Likewise.
132 (avr_simplify_comparision_p): Likewise.
133 (avr_normalize_condition): Likewise.
134 (compare_eq_p): Likewise.
135 (out_shift_with_cnt): Likewise.
136 (const_int_pow2_p): Likewise.
137 (output_reload_inhi): Prototype declaration changed.
139 * config/avr/avr.c: (debug_hard_reg_set): Prototype declared.
140 (ldi_reg_rtx): New. rtx for r31.
141 (avr_init_stack): Initialize as "__stack".
142 (function_prologue): Use it.
143 Replace all TARGET_ENHANCED with AVR_ENHANCED.
144 (avr_mcu_name): Initialize as "avr2".
145 (avr_enhanced_p, avr_mega_p): New variables.
146 (mcu_types, avr_override_options): Handle all known MCU types.
147 Also handle avr1 (only preprocess, assemble and link).
148 (print_operand): Using of `%K' in output template removed.
149 (out_movqi_r_mr): Optimized.
150 (out_movhi_r_mr): Likewise.
151 (output_movqi): New function.
152 (output_movhi): Likewise.
153 (out_movsi_r_mr): Optimized.
154 (output_movsisf): Compute insn length for `adjust_insn_length'
155 (out_movqi_mr_r): Optimized.
156 (out_movhi_mr_r): Optimized.
157 (adjust_insn_length): Use output_movsisf, output_movqi,
158 output_movhi for insn length adjusting.
159 (reg_unused_after): Use dead_or_set_p.
160 (preferred_reload_class): Now havn't any restriction.
161 (reg_was_0): New function.
162 (io_address_p): Likewise.
163 (const_int_pow2_p): Likewise.
164 (output_reload_inhi): Likewise.
165 (output_reload_insisf): Likewise.
167 * config/avr/avr.h (MULTILIB_DEFAULTS): Define.
168 (LIB_SPEC): Use -lc for all supported devices.
169 (LIBGCC_SPEC): Use -lgcc for all supported devices.
170 (AVR_MEGA): Define as avr_mega_p.
171 (AVR_ENHANCED): New, define as avr_enhanced_p.
172 (TARGET_SWITCHES): Remove -menhanced, now handled by -mmcu=...
173 (CPP_SPEC, LINK_SPEC): Handle all known MCU types.
174 (CRT_BINUTILS_SPECS): Handle all known MCU types.
175 Rename gcrt1-*.o to make file names unique on 8.3 filesystems.
176 (EXTRA_SPECS): Add CPP_AVR[1-5]_SPEC.
177 (ASM_SPEC): Pass -mmcu=... to the assembler.
178 Change all -DAVR_* to -D__AVR_*__.
179 (INIT_TARGET_OPTABS), config/avr/libgcc.S:
180 Rename library functions to start with two underscores.
181 (ASM_OUTPUT_COMMON): Outputs `.comm VAR,VAR-SIZE,1' to avoid
183 (ASM_WEAKEN_LABEL): Declared for __attribute__((weak)).
184 (SUPPORTS_WEAK): Likewise.
185 (LDI_REG_REGNO): New. Register r31 will be used as temporary
186 register for loading constants to r0-r14.
188 * config/avr/avr.md: Replace all TARGET_ENHANCED with
190 (*mov_r_sp): Removed. Handled by output_movhi.
191 (*mov_sp_r): Likewise.
192 (*mov_sp_r_no_interrupts): Likewise
193 (*mov_sp_r_tiny): Likewise.
194 (*movqi): Use output_movqi.
196 (*movhi): Use output_movhi.
198 (*negsi2): Optimized.
200 Added peepholes (define_peephole2) for loading constants to r0-r14
201 and for using `cpse' command.
203 * config/avr/libgcc.S: Rename library functions to start with two
205 Add support for enhanced core.
206 (_moqhi3): Fix typo, now _modqi3.
207 (__divsi_raw): Use __zero_reg__ as loop counter, smaller by 1 word.
208 (__prologue_saves__): Remove test for stack adjust by 0.
209 (__tablejump__): New.
211 * config/avr/t-avr: Build libgcc2 with -mcall-prologues.
212 Add multilib support.
214 Tue Aug 29 15:17:54 EDT 2000 John Wehle (john@feith.com)
216 * loop.c (prescan_loop): Don't check unknown_address_altered
217 when deciding if insert_loop_mem is safe. Add BLKmode MEMs
218 to loop_store_mems as necessary.
219 (loop_invariant_p): Don't check unknown_address_altered
220 or unknown_constant_address_altered.
222 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
224 * vax.md (sltu, sgeu): Delete sltu and sgeu insn patterns.
226 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
228 * cpperror.c (print_file_and_line): If line is (unsigned int)-1,
229 print just the filename.
230 * cpplex.c (_cpp_run_directive): Add additional argument, the
231 name to give the synthetic buffer. This defaults to
232 translated "<command line>".
233 * cpplib.c (cpp_define, cpp_undef, cpp_assert, cpp_unassert):
235 (_cpp_define_builtin): New function.
236 * cppinit.c (initialize_builtins): Use _cpp_define_builtin.
237 * cpphash.h: Update prototypes.
239 * tradcpp.c (main): Process -D and -U simultaneously, in the
240 order they appeared on the command line.
242 2000-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
244 * c-decl.c (define_label): Call warning_with_file_and_line and
245 error_with_file_and_line instead of plain warning or error.
247 * c-parse.in (label): Use save_filename/save_lineno to ensure
248 correct values for calls to define_label.
250 2000-08-29 Mark Mitchell <mark@codesourcery.com>
252 * calls.c (expand_call): Don't create a VAR_DECL just to throw it
254 * expr.c (expand_expr, case TARGET_EXPR): Don't call
256 * tree.h (get_file_function_name): Remove two duplicate
259 2000-08-28 Kazu Hirata <kazu@hxi.com>
261 * tree.c: Fix formatting.
263 * xcoffout.c: Fix formatting.
265 2000-08-28 Jason Merrill <jason@redhat.com>
267 * dwarf2out.c (attr_checksum): Also ignore DW_AT_producer.
269 2000-08-28 Daniel Berlin <dberlin@redhat.com>
271 * dwarf2out.c (dwarf2out_finish): Don't bother calling
272 break_out_includes if it won't do anything.
274 2000-08-28 Richard Henderson <rth@cygnus.com>
276 * reload.c (push_secondary_reload): Revert 2000-08-16 change.
277 (find_reloads): Likewise.
278 * config/alpha/alpha.md (reload_inqi): Revert 2000-08-11 change.
279 (reload_inhi): Likewise.
281 2000-08-28 Richard Henderson <rth@cygnus.com>
283 * config/i386/i386.c: Don't error on EXTRA_CONSTRAINT defined.
284 (call_insn_operand): Don't expect a surrounding mem.
285 (constant_call_address_operand): Likewise.
286 * config/i386/i386.h (PREDICATE_CODES): Update.
287 * config/i386/i386.md (call patterns): Move the match_operand
288 for the call destination inside the mem.
290 2000-08-28 Richard Henderson <rth@cygnus.com>
292 * local-alloc.c (requires_inout): Don't use reserved range for
293 EXTRA_CONSTRAINTS; use anything not matched by REG_CLASS_FROM_LETTER.
294 * recog.c (asm_operand_ok): Likewise.
295 (preprocess_constraints, constrain_operands): Likewise.
296 * regclass.c (record_reg_classes): Likewise.
297 * reload.c (find_reloads): Likewise.
298 * reload1.c (maybe_fix_stack_asms): Likewise.
299 (reload_cse_simplify_operands): Likewise.
300 * stmt.c (expand_asm_operands): Likewise.
302 * md.texi: Update constraints documentation.
303 * tm.texi (EXTRA_CONSTRAINT): Update.
305 2000-08-28 Daniel Berlin <dberlin@redhat.com>
307 * dwarf2out.c (DIE_LABEL_PREFIX): Remove leading "__".
308 (print_die): If we don't know the offset of the
309 target die, try the symbol. Add a trailing newline.
310 (reverse_all_dies): New fn.
311 (dwarf2out_finish): Call it.
312 (break_out_includes): Reorganize for clarity.
313 (add_sibling_attributes): Don't call reverse_die_lists.
314 (output_comp_unit): Rename from output_comdat_comp_unit. Use for
316 * flags.h: Add flag_eliminate_dwarf2_dups.
317 * toplev.c (f_options): Support -feliminate-dwarf2-dups.
319 2000-08-28 Jason Merrill <jason@redhat.com>
321 * dwarf2.h (DW_TAG_GNU_BINCL, DW_TAG_GNU_EINCL): New tags.
322 * dwarf2out.c: #include "md5.h".
323 (DIE_LABEL_PREFIX): New macro.
324 (dw_val_struct): Add 'external' flag to val_die_ref.
325 (add_AT_die_ref, AT_ref): Adjust.
326 (AT_ref_external, set_AT_ref_external): New fns.
327 (build_abbrev_table): Call set_AT_ref_external.
328 (value_format): Call AT_ref_external.
329 (die_struct): Add die_symbol field.
331 (dwarf_tag_name): Handle BINCL/EINCL.
332 (dwarf2out_start_source_file): Add BINCL DIE.
333 (dwarf2out_end_source_file): Add EINCL DIE.
334 (push_new_compile_unit, pop_compile_unit, clear_die_sizes): New fns.
335 (loc_checksum, attr_checksum, die_checksum): New fns.
336 (is_type_die, is_comdat_die, is_symbol_die): New fns.
337 (compute_section_prefix, assign_symbol_names): New fns.
338 (gen_internal_sym, output_die_symbol, output_symbolic_ref): New fns.
339 (output_die): Call output_die_symbol and AT_ref_external.
340 (output_comdat_comp_unit): New fn, split out from...
341 (dwarf2out_finish): ...here. Also call add_sibling_attributes for
343 (output_pubnames, output_aranges): Abort if we see entries from
345 * toplev.h: Declare file_name_nondirectory.
346 * toplev.c (file_name_nondirectory): New fn, moved from C++ frontend.
347 (rest_of_type_compilation): Call dwarf2out_decl if at toplevel.
348 (debug_start_source_file): Call dwarf2out_start_source_file
349 regardless of debug verbosity.
350 (debug_end_source_file): Similarly.
351 * tree.h: Declare clean_symbol_name.
352 * tree.c (clean_symbol_name): Split out from...
353 (get_file_function_name_long): ...here.
355 * dwarf2out.c (new_loc_descr): Use calloc.
356 (splice_child_die): Remove the die from the right parent.
357 (gen_struct_or_union_die): Don't add AT_name to a specification DIE.
359 Mon Aug 28 19:02:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
361 * toplev.c (decode_g_option): Don't give warning for unknown -g
362 option; return 0 instead.
363 (main): If -g option is not recognized by front end or
364 language-independent code, give warning.
366 2000-08-28 Greg McGary <greg@mcgary.org>
368 * config/i386/i386-protos.h (ix86_expand_compare): Add extern decl.
369 * config/i386/i386.c (ix86_expand_compare): Remove `static'.
370 * config/i386/i386.md (trap, conditional_trap): New insn & expand.
372 2000-08-27 Greg McGary <greg@mcgary.org>
374 * cpplex.c (parse_string): Don't look for backslash
375 before first char in `namebuf'.
376 * loop.c (strength_reduce): Skip NOTEs.
378 2000-08-27 Jason Merrill <jason@redhat.com>
380 * c-decl.c (duplicate_decls): Don't set TREE_STATIC or clear
381 DECL_EXTERNAL on a local extern. Don't set DECL_IGNORED_P or
382 TREE_ASM_WRITTEN, either.
383 (finish_decl): Adjust.
385 2000-08-28 Philipp Thomas <pthomas@suse.de>
387 * ABOUT-GCC-NLS: Remove gettext patches from Paul Eggert as
388 they have been incorporated into the gettext CVS. Change the text to
389 reflect the current status of NLS. Add instructions for accessing
390 the gettext CVS and add the patch from Martin v. Loewis.
392 2000-08-27 Geoff Keating <geoffk@cygnus.com>
394 * config/rs6000/rs6000.md (movdi_internal64+5): Make SUBREG-safe
395 by using gen_lowpart_common.
396 (movdi_internal64+6): Likewise.
398 2000-08-26 Alexandre Oliva <aoliva@redhat.com>
400 * tm.texi (FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION):
403 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Remap register
404 numbers to the ranges used by GDB.
406 2000-08-25 Richard Henderson <rth@cygnus.com>
408 * config/ia64/ia64.h (struct machine_function): Add n_varargs.
409 * config/ia64/ia64.c (ia64_compute_frame_size): Use it.
410 (ia64_expand_prologue): Likewise.
411 (ia64_setup_incoming_varargs): Set it. Properly skip the current
412 argument for stdargs.
414 2000-08-25 Jason Merrill <jason@redhat.com>
416 * integrate.c (expand_inline_function): Pull out the original decl.
418 2000-08-25 Jim Wilson <wilson@cygnus.com>
420 * cse.c (cse_insn): Don't pass label subtraction to force_const_mem.
422 * function.c (gen_mem_addressof): Clear MEM_ALIAS_SET if no decl.
424 2000-08-25 Greg McGary <greg@mcgary.org>
426 * flow.c (dump_edge_info): Use ARRAY_SIZE.
427 * config/alpha/alpha.c (alpha_expand_block_move): Likewise.
429 2000-08-25 Richard Earnshaw <rearnsha@arm.com>
431 * arm.h (STRUCT_VALUE): Define to 0, not NULL.
433 Fri Aug 25 12:52:49 EDT 2000 John Wehle (john@feith.com)
435 * i386.c (ix86_find_base_term): New.
436 * i386-protos.h (ix86_find_base_term): Prototype.
437 * i386.h (FIND_BASE_TERM): Define.
438 * alias.c (find_base_term): Use it.
439 * tm.texi (FIND_BASE_TERM): Document it.
441 * alias.c (true_dependence, write_dependence_p): Unchanging
442 memory can't conflict with non-unchanging memory.
444 * alias.c (memrefs_conflict_p): A BLKmode reference
445 to a symbol (or CONST_INT address) always conflicts
446 with a reference to another symbol.
448 2000-08-25 Joseph S. Myers <jsm28@cam.ac.uk>
450 * c-common.c (time_char_table): Don't allow width and flags with
453 2000-08-25 Jakub Jelinek <jakub@redhat.com>
455 * config/i386/i386.c (ix86_expand_branch): Treat GE and GEU the same
456 way as LT and LTU when the second operand has 0 in low word.
458 2000-08-26 Michael Hayes <mhayes@cygnus.com>
460 * basic-block.h (struct loop): Rename `exits' field to
461 `exit_edges'. Add `entry_edges' and `num_entries' fields.
463 * flow.c (flow_loop_exit_edges_find): Rename from flow_loop_exits_find.
464 (flow_loop_entry_edges_find): Add.
465 (flow_edge_list_print): Rename from flow_exits_print.
466 (flow_loops_find): Call flow_loop_entry_edges_find.
467 (flow_loop_dump): Dump entry_edges list.
468 (flow_loops_free): Free entry_edges.
470 2000-08-26 Michael Hayes <mhayes@cygnus.com>
472 * loop.c (loop_dump_aux, debug_loop): New functions.
473 (LOOP_BLOCK_NUM_1, LOOP_BLOCK_NUM, LOOP_INSN_UID): New macros.
475 * flow.c (flow_loops_dump): Add callback parameter.
476 (flow_loop_dump): Add callback parameter and call it. Move
477 loop note debugging code to loop_dump_aux.
479 * basic-block.h (flow_loop_dump): Add callback parameter
480 (flow_loops_dump): Likewise.
482 * toplev.c (rest_of_compilation): Add NULL callback function pointer
483 to call to flow_loops_dump.
485 2000-08-26 Michael Hayes <mhayes@cygnus.com>
487 * loop.c (count_loop_regs_set): Replace start and end arguments
488 with loop argument. All callers udated.
490 2000-08-26 Michael Hayes <mhayes@cygnus.com>
492 * loop.c (constant_high_bytes): Delete.
494 2000-08-26 Michael Hayes <mhayes@cygnus.com>
496 * loop.c (prescan_loop): Move checks for NOTE_INSN_LOOP_CONT
497 and NOTE_INSN_LOOP_VTOP to...
498 (find_and_verify_loops) ...here.
500 Fri Aug 25 04:21:13 2000 Alexandre Oliva <aoliva@redhat.com>
502 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Define default.
503 (fini_dummy, init_dummy): Use it.
505 Fri 25-Aug-2000 08:03:27 BST Neil Booth <NeilB@earthling.net>
507 * cpplex.c (is_macro_disabled): Caller has already checked
508 that we're not a preprocessed file.
510 2000-08-24 Mark Mitchell <mark@codesourcery.com>
512 * Makefile.in (C_AND_OBJC_OBJS): Remove c-iterate.o.
513 (c-iterate.o): Remove target.
514 * gcc/c-common.h (enum rid): Remove RID_ITERATOR.
515 * gcc/c-decl.c (init_decl_processing): Remove call to init_iterators.
516 (finish_decl): Don't handle iterators.
517 (grokdeclarator): Likewise.
518 * gcc/c-parse.gperf: Remove __iterator and __iterator__ keywords.
519 * gcc/c-gperf.h: Regenerated.
520 * gcc/c-iterate.c: Removed.
521 * gcc/c-lex.c (init_lex): Don't handle iterators.
522 * gcc/c-parse.in (primary): Remove pop_iterator_stack call.
523 (compstmt_primary_start): Remove push_iterator_stack call.
524 (stmt): Don't allow iterator statements. Replace iterator_expand
525 with expand_expr_stmt.
526 (all_iter_stmt): Remove.
527 (all_iter_stmt_simple): Likewise.
528 (all_iter_stmt_with_decl): Likewise.
529 * gcc/c-tree.h (ITERATOR_P): Remove.
530 (ITERATOR_BOUND_P): Likewise.
531 (init_iterators): Remove declaration.
532 (iterator_expand): Likewise.
533 (iterator_for_loop_start): Likewise.
534 (iterator_for_loop_end): Likewise.
535 (iterator_for_loop_record): Likewise.
536 (push_iterator_stack): Likewise.
537 (pop_iterator_stack): Likewise.
538 * gcc/c-typeck.c (decl_constant_value): Don't check ITERATOR_P.
539 (readonly_warning): Likewise.
540 * gcc/tree.h (ITERATOR_BOUND_P): Don't mention it.
542 2000-08-24 Jim Wilson <wilson@cygnus.com>
544 * c-common.c (decl_attributes, case A_ALIGN): Revert last change.
545 Copy type in a TYPE_DECL, just like pushdecl does.
547 2000-08-24 Richard Henderson <rth@cygnus.com>
549 * toplev.c (main): Enable flag_reorder_blocks at -O2.
551 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
553 * ggc-page.c (alloc_page): If HAVE_MMAP_ANYWHERE and we're
554 asked for one page, allocate GGC_QUIRE_SIZE of them and put
555 the extras on the free list.
556 (release_pages): Clean up.
557 (ggc_set_mark): Don't adjust G.allocated here...
558 (sweep_pages): ... do it here.
560 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
562 * cppfiles.c (read_include_file): Rearrange initializations.
564 2000-08-24 Richard Henderson <rth@cygnus.com>
566 * stmt.c (expand_asm_operands): Treat EXTRA_CONSTRAINT like g or X.
568 * config/ia64/ia64-protos.h: Update.
569 * config/ia64/ia64.c (gr_register_operand): New.
570 (fr_register_operand, grfr_register_operand): New.
571 (gr_nonimmediate_operand, grfr_nonimmediate_operand): New.
572 (grfr_reg_or_8bit_operand): New.
573 (gr_reg_or_0_operand): Rename from reg_or_0_operand and
574 use gr_register_operand.
575 (gr_reg_or_5bit_operand, gr_reg_or_6bit_operand): Likewise.
576 (gr_reg_or_8bit_operand, gr_reg_or_8bit_adjusted_operand): Likewise.
577 (gr_reg_or_8bit_and_adjusted_operand): Likewise.
578 (gr_reg_or_14bit_operand, gr_reg_or_22bit_operand): Likewise.
579 (fr_reg_or_fp01_operand): Likewise.
580 (not_postinc_memory_operand): New.
581 (ia64_split_timode): Remove unused variables.
582 (rtx_needs_barrier): Check arguments to cmpxchg.
583 (builtin_description): Remove.
584 (bdesc_2argsi, bdesc_2argdi): Remove.
585 (ia64_init_builtins): Declare all builtins directly.
586 (ia64_expand_fetch_and_op): Rewrite to be called from
587 ia64_expand_builtin directly. Use expand_binop and co.
588 (ia64_expand_op_and_fetch): Likewise.
589 (ia64_expand_compare_and_swap): Likewise.
590 (ia64_expand_binop_builtin): Remove.
591 (ia64_expand_lock_test_and_set): New.
592 (ia64_expand_lock_release): New.
593 (ia64_expand_builtin): Use them.
594 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_S): New.
595 (EXTRA_CONSTRAINT): Use it.
596 (PREDICATE_CODES): Update.
597 * config/ia64/ia64.md (*): Use gr_register_operand and co.
598 (mf): Indicate that we set memory as well as use it.
599 (fetchadd_acq_si): Show memory being modified as well.
600 (fetchadd_acq_di, cmpxchg_acq_si, cmpxchg_acq_di): Likewise.
601 (val_compare_and_swap_si, val_compare_and_swap_di): Remove.
602 (lock_test_and_set_si, lock_test_and_set_di): Remove.
603 (fetch_and_add_si, fetch_and_sub_si, fetch_and_or_si): Remove.
604 (fetch_and_and_si, fetch_and_xor_si, fetch_and_nand_si): Remove.
605 (fetch_and_add_di, fetch_and_sub_di, fetch_and_or_di): Remove.
606 (fetch_and_and_di, fetch_and_xor_di, fetch_and_nand_di): Remove.
607 (add_and_fetch_di, sub_and_fetch_di, or_and_fetch_di): Remove.
608 (and_and_fetch_di, xor_and_fetch_di, nand_and_fetch_di): Remove.
609 (add_and_fetch_si, sub_and_fetch_si, or_and_fetch_si): Remove.
610 (and_and_fetch_si, xor_and_fetch_si, nand_and_fetch_si): Remove.
611 * config/ia64/ia64intrin.h (*): Cast result to the appropriate
612 return type. Pretty print definitions.
614 2000-08-24 Jim Wilson <wilson@cygnus.com>
616 * config/ia64/ia64.md (movdi): Don't call gen_movdi_symbolic if
617 we have a SYMBOL_REF with SYMBOL_REF_FLAG set.
619 2000-08-24 Jason Merrill <jason@redhat.com>
621 * dwarf2out.c (AT_flag, AT_int, AT_unsigned, AT_string, AT_ref,
622 AT_loc, AT_addr, AT_lbl): Abort on unsuitable input.
623 (get_AT_low_pc, get_AT_hi_pc, get_AT_string, get_AT_flag,
624 get_AT_unsigned, get_AT_ref): Don't call them if get_AT fails.
626 2000-08-24 Greg McGary <greg@mcgary.org>
628 * optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab,
629 and extendtab within their proper array boundaries.
630 * emit-rtl.c (init_emit_once): Pass `const_tiny_rtx' with bounds
631 for the entire array.
633 * config/arm/arm.c (arm_override_options): Use ARRAY_SIZE.
634 * config/alpha/alpha.c (alpha_lookup_xfloating_lib_func): Likewise.
635 * config/avr/avr.c (order_regs_for_local_alloc): Likewise.
636 * config/fr30/fr30.c (fr30_print_operand): Likewise.
637 * config/i386/dgux.c (output_options): Likewise.
638 * config/i386/dgux.h (ASM_FILE_START): Likewise.
639 * config/m88k/m88k.c (output_options): Likewise.
640 * config/m88k/m88k.h (ASM_FILE_START): Likewise.
641 * config/mcore/mcore.c (mcore_output_inline_const_forced,
642 layout_mcore_frame, handle_structs_in_regs): Likewise.
643 * config/mips/mips.c (output_block_move): Likewise.
644 * config/rs6000/rs6000.c (rs6000_override_options,
645 rs6000_file_start): Likewise.
646 * config/sparc/sparc.c (sparc_add_gc_roots): Likewise.
647 * fixinc/fixfixes.c (FIX_TABLE_CT): Likewise.
648 * fixinc/fixtests.c (TEST_TABLE_CT): Likewise.
649 * builtins.c (expand_builtin_setjmp): Likewise.
650 * expr.c (safe_from_p): Likewise.
651 * flow.c (life_analysis): Likewise.
652 * fold-const.c (size_int_type_wide): Likewise.
653 * gcc.c (translate_options, init_spec, set_spec, main): Likewise.
654 * genattrtab.c (make_length_attrs): Likewise.
655 * genopinit.c (gen_insn): Likewise.
656 * genrecog.c (NUM_KNOWN_PREDS, NUM_SPECIAL_MODE_PREDS): Likewise.
657 * global.c (global_alloc): Likewise.
658 * local-alloc.c (find_free_reg): Likewise.
659 * mips-tdump.c (print_symbol): Likewise.
660 * mips-tfile.c (parse_def, parse_input): Likewise.
661 * reload1.c (NUM_ELIMINABLE_REGS): Likewise.
662 * stmt.c (expand_nl_goto_receiver): Likewise.
663 * stor-layout.c (set_sizetype): Likewise.
664 * varasm.c (decode_reg_name): Likewise.
665 * toplev.c (decode_f_option, decode_W_option,
666 set_target_switch, print_switch_values): Likewise.
667 (NUM_ELEM): Remove macro.
668 (display_help, main): s/NUM_ELEM/ARRAY_SIZE/
670 2000-08-24 Greg McGary <greg@mcgary.org>
672 * tree.h (enum tree_index): New member `TI_MAIN_IDENTIFIER'.
673 (MAIN_NAME_P, main_identifier_node): New macros.
674 * c-common.c (c_common_nodes_and_builtins): Init main_identifier_node.
675 * c-decl.c (start_decl, grokdeclarator, start_function,
676 store_parm_decls, finish_function): Use MAIN_NAME_P.
677 * config/avr/avr.c (function_prologue, function_epilogue): Likewise.
678 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
679 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
680 * config/pdp11/pdp11.c (output_function_prologue): Likewise.
682 2000-08-24 Greg McGary <greg@mcgary.org>
684 * cppfiles.c (actual_directory): Don't write beyond `dir'
686 * real.c (asctoeg): Stay within bounds of etens[][].
688 2000-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
690 * dependence.c (dependence_string, direction_string,
691 dump_one_node, dump_node_dependence): Hide unused identifiers.
692 (get_low_bound, normalize_coefficients): Match definition to
694 (get_one_coefficient): Initialize variables `value0_is_idx' and
696 (ziv_test, gcd_test): Mark parameters with ATTRIBUTE_UNUSED.
697 (ziv_test): Delete variable `idx', use parameter `sub' instead.
698 (direction_merge): Avoid automatic aggregate initialization.
699 (have_dependence_p): Use `src' not `dest' to set `src_idx'.
700 Initialize variables `dest_idx' and `src_idx'.
701 (end_dependence_analysis): Avoid C89 style function definition.
703 2000-08-24 Joseph S. Myers <jsm28@cam.ac.uk>
705 * c-common.c (time_char_table): Don't allow width with %F.
706 (check_format_info): Don't allow "Z" length with scanf.
708 2000-08-24 Gabriel Dos Reis <gdr@codesourcery.com>
710 * diagnostic.c (finish_diagnostic): Define.
711 (output_do_printf): Use wrap_text instead of output_add_string.
712 (default_print_error_function): Avoid embedded '\n'.
714 * diagnostic.h (flush_diagnostic_buffer): Declare.
716 2000-08-23 Alexandre Oliva <aoliva@redhat.com>
718 * dependence.c: Replace `[][]' with `[][MAX_SUBSCRIPTS]'.
720 2000-08-23 Hans-Peter Nilsson <hp@axis.com>
722 * Makefile.in (GCC_PASSES): Add specs.
724 2000-08-23 Jim Wilson <wilson@cygnus.com>
726 * frame.h (IA64_UNW_EHANDLER, IA64_UNW_UHANDLER): New.
727 * config/ia64/frame-ia64.c (__get_personality): Return zero if neither
728 EHANDLER nor UHANDLER bit is set.
729 (__get_except_table): Likewise.
731 2000-08-23 Nick Clifton <nickc@redhat.com>
733 * config/arm/lib1funcs.asm: Replace upper case condition codes
734 with lower case versions.
736 * config/arm/arm.h (STRUCT_VALUE): Define.
737 (STRUCT_VALUE_REGNUM): Delete.
739 2000-08-23 Zack Weinberg <zack@wolery.cumb.org>
741 * cpphash.h (IN_I): New flag for directive table.
742 * cpplib.c (DIRECTIVE_TABLE): Mark #define, #undef, #ident, and
744 (_cpp_check_directive): If -fpreprocessed, execute directives
745 marked with IN_I. Issue no warnings in this case.
746 * cpplex.c (_cpp_get_token): Expand no macros if -fpreprocessed.
748 2000-08-23 Joseph S. Myers <jsm28@cam.ac.uk>
750 * c-common.c (print_char_table): Allow 'I' flag with %d, %i and
752 (check_format_info): Support printf 'I' flag; warn about it with
755 2000-08-23 Richard Earnshaw (rearnsha@arm.com)
757 * arm.c (arm_expand_prologue): Ensure that the stack-adjustment
758 barrier can't be ignored by the alias analysis code.
760 2000-08-12 Eli Zaretskii <eliz@is.elta.co.il>
762 * fixinc/inclhack.def (sysv68_string): Fix the Sed script so it
763 works inside fixincl.
765 Wed Aug 23 04:55:48 2000 Alexandre Oliva <aoliva@redhat.com>
767 * simplify-rtx.c (simplify_rtx): Don't pass VOIDmode to
768 simplify_relational_operation() unless both operands are of
770 * cse.c (fold_rtx): Likewise.
772 Tue Aug 22 23:53:27 EDT 2000 John Wehle (john@feith.com)
774 * rtlanal.c (rtx_unstable_p): The pic register is stable
775 (within one function) and the actual rtx should be used
776 when checking the registers.
777 (rtx_addr_can_trap_p): Pic memory addresses can't trap.
779 * alias.c (true_dependence, write_dependence_p): Fix
780 bug in previous patch.
782 * i386.c (ix86_GOT_alias_set): New.
783 (legitimize_pic_address): Use it.
785 * rtlanal.c (rtx_unstable_p): An unchanging MEM is
786 only stable if its address is stable.
787 (rtx_varies_p): An unchanging MEM can't vary if
788 its address doesn't vary.
790 2000-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
792 * c-parse.in (unop +): Restrict -Wtraditional warnings to user code.
794 2000-08-22 J. David Anglin <dave@hiauly1.hia.nrc.ca>
796 * vax.h (ASM_SPEC): Pass `-J' to assembler.
797 * x-vax-gcc: New file for bootstrapping with gcc.
798 * x-vax: Use X_CFLAGS rather than X_CPPFLAGS to pass `-J'.
799 * configure.in: Use x-vax-gcc with gcc.
800 * configure: Rebuilt.
802 Tue Aug 22 21:21:05 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
804 * toplev.c (rest_of_compilation): Rebuild label notes after
805 post-reload splitting pass if new labels have been created.
807 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
809 * diagnostic.h (output_buffer_state): New macro.
810 * diagnostic.c (diagnostic_for_decl, sorry,
811 default_print_error_function, output_do_verbatim,
812 report_diagnostic, report_problematic_module): Use it.
814 (output_format): Use wrap_text instead of maybe_wrap_text.
816 2000-08-22 Nick Clifton <nickc@redhat.com>
818 * config/arm/lib1funcs.asm (ARM_DIV_MOD_BODY): New macro.
819 Common code for ARM divide and modulus functions.
820 (THUMB_DIV_MOD_BODY): New macro. Thumb equivalent of
822 (FUNC_END): New macro: Common code at the end of the division and
824 (THUMB_FUNCTION_START): New macro: Common code at the start of
826 (__divsi3, __udivsi3, __modsi3, __umodsi3): Use new macros.
828 Tue Aug 22 20:34:52 2000 Kaz Kojima <kkojima@rr.iij4u.or.jp>
830 * config/sh/sh.md (cmpeqdi_t splitter): Fix a reverse testing.
832 * config/sh/sh.c (prepare_scc_operands): Apply force_reg to
833 sh_compare_op1 when the mode is DImode and sh_compare_op1 isn't
836 2000-08-22 Nick Clifton <nickc@redhat.com>
838 * config/arm/lib1funcs.asm (__umodsi3): Before performing any
839 restorative additions, test for bottom bits of IP being set,
840 rather than relying upon the RORs not matching.
843 2000-08-22 David Edelsohn <edelsohn@gnu.org>
845 * aix.h (ASM_DECLARE_FUNCTION_NAME): Call named_section() or
846 text_section() as appropriate instead of emitting text csect
848 (TEXT_SECTION_ASM_OP): Only require default 32-bit alignment.
849 (UNIQUE_SECTION): Define macro.
850 (ASM_OUTPUT_SECTION_NAME): Define macro.
851 * rs6000.c (rs6000_override_options): Disable -ffunction-sections
852 on AIX if debugging and -fdata-sections always.
854 2000-08-22 Steven King <sxking@uswest.net>
856 * config/float-i386.h (LDBL_EPSILON): Remove __convert_long_double
858 (LDBL_MAX): Same here.
860 2000-08-22 Richard Henderson <rth@cygnus.com>
862 * flow.c (tidy_fallthru_edge): Update b->end properly.
864 2000-08-22 Stan Cox <scox@redhat.com>
866 * Makefile.in (OBJS): Add dependence.o.
867 * dependence.c: New file.
869 2000-08-22 Alexandre Oliva <aoliva@redhat.com>, John David Anglin <dave.anglin@nrc.ca>
871 * calls.c (check_sibcall_argument_overlap_1): Adjust for
873 (check_sibcall_argument_overlap): Likewise.
875 2000-08-22 Alexandre Oliva <aoliva@redhat.com>
877 * invoke.texi (SH Options): Document -m4-nofpu,
878 -m4-single-only, -m4-single, -m4, -mbigtable, -mfmovd,
879 -mhitachi, -mnomacsave, -misize, -mpadstruct, -mspace.
881 2000-08-22 Joseph S. Myers <jsm28@cam.ac.uk>
883 * c-common.c (check_format_info): Give the 'some locales' warning
884 for strftime %Ey rather than the unconditional 'only last 2 digits
887 2000-08-22 Richard Henderson <rth@cygnus.com>
889 * alias.c (init_alias_analysis): Do not register
890 struct_value_incoming_rtx or static_chain_rtx as pointing
893 Tue Aug 22 01:44:43 2000 Jeffrey A Law (law@cygnus.com)
895 * protoize.c (munge_compile_params): Fix typo and formatting buglets.
897 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
899 * diagnostic.h (report_problematic_module): Declare.
900 * diagnostic.c (report_problematic_module): New function.
901 (report_error_function): Tweak.
903 Tue Aug 22 02:31:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
905 * stmt.c (expand_goto_internal, fixup_gotos): Only check
906 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
908 2000-08-21 Richard Henderson <rth@cygnus.com>
910 * flow.c (calculate_global_regs_live): Mark frame pointer live
911 everywhere before reload.
913 2000-08-21 Jim Wilson <wilson@cygnus.com>
915 * real.c (ereal_from_int, ereal_from_uint, significand_size): Handle
916 INTEL_EXTENDED_IEEE_FORMAT.
917 (toe64): Delete INTEL_EXTENDED_IEEE_FORMAT support. Unconditionally
918 clear last two bytes of output FP value.
920 2000-08-21 Graham Stott <grahams@cygnus.co.uk>
922 * config/ia64/ia64.h (REDO_SECTION_INFO_P): Change decl to DECL.
924 2000-08-21 Jakub Jelinek <jakub@redhat.com>
926 * unroll.c (loop_find_equiv_value): If ret is modified between
927 insn and loop_start, ret might not be equivalent to reg.
929 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
931 * c-common.c (init_dollar_format_checking,
932 maybe_read_dollar_number, finish_dollar_format_checking): New
934 (dollar_arguments_used, dollar_arguments_count,
935 dollar_first_arg_num, dollar_max_arg_used, dollar_format_warned):
937 (check_format_info): Support $ formats for scanf and printf width
938 and precision. Always increment format_chars to advance past the
939 '*' of precision, not just when the format parameters are
942 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
944 * mips.c (block_move_loop, expand_block_move,
945 function_arg_partial_nregs, save_restore_insns, function_prologue,
946 mips_expand_prologue, RA_MASK): Avoid using the `U' integer
948 (function_arg_advance, function_arg): Match argument to format
951 2000-08-21 Nix <nix@esperi.demon.co.uk>
953 * gcc.c (do_spec_1): Implement %j spec flag.
956 * gcc.texi (The Configuration File): Document HOST_BIT_BUCKET.
957 * system.h (HOST_BIT_BUCKET): Default to "/dev/null".
958 * config/i386/xm-dos.h (HOST_BIT_BUCKET): Define as "NUL".
959 * config/i386/xm-os2.h, config/winnt/winnt.h: Likewise.
961 * protoize.c (munge_compile_params): Use HOST_BIT_BUCKET (if
962 writable) instead of hardcoded value.
964 * toplev.c (compile_file): Output to a file even if -fsyntax-only.
966 * gcc.c, config/i386/xm-dos.h, config/i386/xm-os2.h: Kill
969 * gcc.c (cc1_options): Do not process -o or run the assembler if
971 * objc/lang-spec.h: Likewise.
973 2000-08-21 Eli Zaretskii <eliz@is.elta.co.il>
975 * fixinc/fixincl.c (fix_with_system): Pipe the output of
976 "external" fixes through `cat', to avoid truncating the input
979 2000-08-21 Jakub Jelinek <jakub@redhat.com>
981 * config/i386/i386.md (lea_general_1): Copy insn condition to split
983 (lea_general_2, lea_general_3): Likewise.
985 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
987 * c-decl.c (duplicate_decls, define_label): Restrict -Wtraditional
988 warnings to user code.
990 * c-lex.c (readescape, yylex): Likewise.
992 * c-typeck.c (store_init_value, process_init_element): Likewise
993 (c_expand_start_case): Format.
995 2000-08-18 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
997 * mips/linux.h (LINK_SPEC): Use %(endian_spec).
999 * mips/mips.h: Change LINKER_ENDIAN_SPEC to ENDIAN_SPEC
1000 and linker_endian_spec to endian_spec.
1001 (ENDIAN_SPEC): Add %{EB} and %{EL}.
1002 (LINK_SPEC): Remove %{EB} and %{EL}.
1003 (ASM_SPEC): Likewise. Use %(endian_spec).
1005 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
1007 * c-tree.h (flag_hosted): Move declaration from here...
1008 * c-common.h (flag_hosted): ... to here.
1009 (flag_noniso_default_format_attributes): New declaration.
1010 * c-decl.c (flag_noniso_default_format_attributes): New variable.
1011 (c_decode_option): Set it appropriately for options choosing
1012 language standard variant.
1013 * c-common.c (init_function_format_info): Only provide default
1014 format attributes if flag_hosted. Only provide the gettext
1015 formats if flag_noniso_default_format_attributes. Update
1017 (check_format_info): Disable treatment of %a as a scanf flag in
1020 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
1022 * c-common.c (scan_char_table): Add 'w' to flags for all formats
1024 (check_format_info): Set 'wide' for scanf format widths. Warn for
1025 a zero scanf width. Make the check for writing into a constant
1026 object at the first level of indirection; at later levels, warn if
1027 any type qualifiers are encountered.
1029 Mon Aug 21 07:41:12 2000 Jeffrey A Law (law@cygnus.com)
1031 * reload.c (reload_inner_reg_of_subreg): New function broken out of
1033 (push_reload): Use reload_inner_reg_of_subreg.
1034 (combine_reloads): Do not combine reloads if the input reload
1035 is a SUBREG in which the inner part will need reloading.
1037 * global.c (global_alloc): Avoid passing dumpfile argument to
1039 * toplev.c (rest_of_compilation): Likewise.
1040 * reload.h (reload): Remove dumpfile argument. Callers changed.
1041 (debug_reload, debug_reload_to_stream): Move prototypes here.
1042 * rtl.h (reload): Remove dumpfile argument.
1043 * reload.c (debug_reload): Remove prototype.
1044 (debug_reload_to_stream): Likewise.
1045 * reload1.c: Avoid passing dumpfile around, rely on rtl_dump_file
1048 2000-08-21 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1050 * diagnostic.c (context_as_prefix): Export.
1051 (need_error_newline): Remove.
1052 (lang_diagnostic_starter, lang_diagnostic_finalizer): New objects.
1053 (error_module_changed, record_last_error_module,
1054 error_function_changed, record_last_error_function): New functions.
1055 (initialize_diagnostics): Default intialize
1056 lang_diagnostic_starter, lang_diagnostic_finalizer.
1057 (init_output_buffer): Tweak.
1058 (file_name_as_prefix): New function.
1059 (announce_function, default_print_error_function,
1060 report_error_function, set_diagnostic_context): Tweak.
1062 2000-08-21 Richard Earnshaw <rearnsha@arm.com>
1064 * flow.c (init_propagate_block_info): Handle SUBREG in a jump
1065 condition expression.
1067 2000-08-20 Richard Henderson <rth@cygnus.com>
1069 * flow.c (merge_blocks_nomove): Don't seek back past the bb note.
1071 2000-08-20 Zack Weinberg <zack@wolery.cumb.org>
1073 * cppinit.c (cpp_init): Set global flag when called.
1074 (cpp_reader_init): Bomb out if cpp_init hasn't been called.
1076 Sun Aug 20 01:41:35 2000 Dennis Chernoivanov <cdi@sparc.spb.su>
1078 * cpplex.c (cpp_scan_buffer): Move `output_line_command' just
1079 before `process_directive' so that newlines won't be missed
1081 (cpp_printf): Increment `print->lineno' when newline is emitted.
1083 * cppmain.c (cb_ident): Likewise.
1084 (cb_define): Likewise.
1085 (cb_undef): Likewise.
1086 (cb_include): Likewise.
1087 (cb_def_pragma): Likewise.
1088 (dump_macros_helper): Likewise.
1090 2000-08-20 Richard Henderson <rth@cygnus.com>
1092 * config/ia64/ia64.c (emit_insn_group_barriers): Stop if ar.lc
1093 assigned before a loop.
1095 * config/ia64/ia64.md (ashlsi3): Zero extend the shift count.
1096 (ashrsi3, lshrsi3): Likewise.
1098 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
1100 * c-lang.c: #include diagnostic.h
1101 (c_tree_printer): New function.
1102 (lang_init): Initialize lang_printer.
1104 * Makefile.in (c-lang.o): Depends on diagnostic.h
1106 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
1108 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic.
1110 * diagnostic.c (default_diagnostic_starter,
1111 default_diagnostic_finalizer): New functions.
1112 (diagnostic_for_asm, diagnostic_for_decl): Tweak.
1113 (pedwarn, pedwarn_with_file_and_line, error,
1114 error_with_file_and_line, fatal, warning,
1115 warning_with_file_and_line): Adjust call to report_diagnostic.
1116 (report_diagnostic): Rework.
1117 (set_diagnostic_context): New function.
1119 * diagnostic.h (struct diagnostic_context): New data structure.
1120 (diagnostic_message, diagnostic_argument_list,
1121 diagnostic_file_location, diagnostic_line_location,
1122 diagnostic_is_warning, diagnostic_starter, diagnostic_finalizer,
1123 diagnostic_finalizer, diagnostic_auxiliary_data): New macros.
1124 (set_diagnostic_context): Declare.
1125 (report_diagnostic): Change prototype.
1127 Sun 20-Aug-2000 09:25:45 BST Neil Booth <NeilB@earthling.net>
1129 * fix-header.c (main): Initialize cpplib.
1131 2000-08-19 Michael Meissner <meissner@redhat.com>
1133 * ifcvt.c (find_if_block): Do not assume that a THEN block has any
1134 instructions in it before checking for indirect jumps.
1136 * ifcvt.c (find_if_block): Do not consider a THEN block that ends
1137 in a indirect jump as a potential for conditional execution.
1139 * d30v.h (d30v_init_expanders): Don't declare here.
1140 * d30v-protos.h (d30v_init_expanders): Declare here with a valid
1143 Sat 19-Aug-2000 21:11:45 BST Neil Booth <NeilB@earthling.net>
1145 * cpp.texi: Add @section for assertions.
1147 Sat Aug 19 12:37:08 EDT 2000 John Wehle (john@feith.com)
1149 * loop.c (scan_loop): Use CONST_CALL_P instead of
1150 checking for REG_LIBCALL / REG_RETVAL.
1152 Sat Aug 19 09:18:47 2000 Jeffrey A Law (law@cygnus.com)
1154 * reload1.c (reload_as_needed): Accept dumpfile argument,
1155 pass it to emit_reload_insns.
1156 (emit_reload_insns): Add new dumpfile argument. If non-null
1157 then dump the reloads for each insn into the dumpfile.
1158 (reload): Pass dumpfile to reload_as_needed.
1160 * invoke.texi: Clean up linux-gnu vs linux comments.
1162 2000-08-19 Richard Henderson <rth@cygnus.com>
1164 * config/ia64/ia64.c (reg_or_5bit_operand): New.
1165 (ia64_depz_field_mask): New.
1166 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_R): New.
1167 (PREDICATE_CODES): Update.
1168 * config/ia64/ia64.md: Update commentary.
1169 (depz_internal): New.
1170 (ashlsi3): Implement directly.
1171 (ashrsi3, lshrsi3): Simplify; rely on extv and extzv for constants.
1172 (ashldi3): Use shladd.
1173 * config/ia64/ia64-protos.h: Update.
1175 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
1177 * toplev.c (independent_decode_option): Always process -g.
1178 Remove third argument, now unused. Adjust caller to match.
1180 2000-08-18 Richard Henderson <rth@cygnus.com>
1182 * combine.c (make_compound_operation): Break after creating
1185 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
1187 * cpplib.c (cpp_register_pragma_space): Just return if the
1188 namespace is already registered.
1190 2000-08-18 Ray Essick <essick@ddna.labs.mot.com> & Nick Clifton <nickc@redhat.com>
1192 * config/mcore/mcore.md (rotlsi3): Allow allow rotations by a
1193 constant amount. Do not generate ROTL instruction.
1195 Fri Aug 18 16:22:20 2000 Alexandre Oliva <aoliva@redhat.com>
1197 * config/sh/elf.h: Do not include sh/sh.h.
1198 * config/sh/rtems.h: Likewise.
1199 * config/sh/rtemself.h: Do not include sh/elf.h.
1200 * configure.in: Get them included with `tm_file's.
1201 * configure: Rebuilt.
1203 * config/sh/sh.md (fpu_switch0, fpu_switch1): Simplify.
1204 * config/sh/sh.c (fpscr_set_from_mem): Use them.
1206 Fri Aug 18 14:23:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1208 * stor-layout.c (compute_record_type): Don't use mode of single
1209 field as mode of record if not integer mode of same type.
1211 * regmove.c (perhaps_ends_bb_p): New function.
1212 (optimize_reg_copy_1, optimize_reg_copy_2): Call it.
1213 (optimize_reg_copy_3, fixup_match_2, regmove_optimize): Likewise.
1214 (fixup_match_1): Likewise.
1215 (fixup_match_1, combine_stack_adjustments_for_block): Add casts to
1216 avoid signed/unsigned warnings.
1218 * function.c (fixup_var_refs_1, case MEM): Update CODE after
1221 Fri 18-Aug-2000 18:33:45 BST Neil Booth <NeilB@earthling.net>
1223 * cpphash.h: Use HAVE_DESIGNATED_INITIALIZERS.
1224 (_cpp_trigraph_map): Declaration moved from cpplex.c
1226 * cppinit.c: Define _cpp_trigraph_map. Use UCHAR_MAX + 1
1227 instead of 256. Use consistent test for designated initializers.
1228 (cpp_init): Initialize trigraph_map.
1229 (initialize_standard_includes, parse_option): Use memcmp
1232 * cpplex.c (init_trigraph_map): Remove.
1233 (trigraph_ok, trigraph_replace, lex_line): Refer to
1236 * cpplib.c (str_match, WARNING, ERROR, ICE): Delete.
1237 (do_unassert): Remove unused "next" local.
1239 * system.h (HAVE_DESIGNATED_INITIALIZERS): New prototype.
1241 2000-08-18 Emmanuel Marty <emarty@suntech.fr>
1243 * arm/lib1funcs.asm (_umodsi3 THUMB VARIANT): Restore deleted return
1246 2000-08-17 Richard Henderson <rth@cygnus.com>
1248 * config/ia64/ia64.c (spill_restore_mem): Handle emitting
1249 the first insn in a sequence.
1251 Thu Aug 17 22:40:05 EDT 2000 John Wehle (john@feith.com)
1253 * alias.c (true_dependence, write_dependence_p): A read
1254 involving a label_ref or the constant pool doesn't create
1257 * rtl.h (unchanging): Improve documentation.
1259 2000-08-17 Rodney Brown <RodneyBrown@mynd.com>
1261 * cse.c (insert_regs): Remove unused `regno'.
1263 2000-08-17 Neil Booth <NeilB@earthling.net>
1265 * (cppinit.c) merge_include_chains: Use remove_dup_dir,
1266 remove_dup_dirs. If qtail == brack, remove brack not
1268 (remove_dup_dir, remove_dup_dirs): New functions.
1270 2000-08-17 Neil Booth <NeilB@earthling.net>
1272 * cppinit.c (cpp_cleanup): Free include dir chains.
1273 * cpplib.c (do_undef): Let _cpp_free_definition make the node void.
1274 (do_unassert): Free the assert with _cpp_free_definition.
1275 * cppmacro.c (_cpp_free_definition): Free memory allocated for
1276 assertions. Make the node a T_VOID node.
1278 2000-08-17 Neil Booth <NeilB@earthling.net>
1280 * cppinit.c (path_include, append_include_chain):
1281 Remove 2nd parameter (struct cpp_pending *).
1282 (path_include, initialize_standard_includes, cpp_handle_option):
1283 Update callers appropriately.
1284 (cpp_handle_option): Use pend.
1286 2000-08-17 Neil Booth <NeilB@earthling.net>
1288 * cppinit.c (sort_options): Remove, put functionality in
1291 (initialize_builtins): Free memory.
1292 (cpp_start_read): Move init_IStable to cpp_init.
1294 * cpplib.h (cpp_init): New prototype.
1295 * cppmain.c (main): Call cpp_init.
1297 Thu Aug 17 13:20:32 EDT 2000 John Wehle (john@feith.com)
1299 * rtlanal.c (rtx_unstable_p): Use CONSTANT_P.
1300 (rtx_unstable_p, rtx_varies_p): Process vectors.
1302 2000-08-16 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
1304 * config/sh/lib1funcs.asm (GLOBAL): Define. Use for all
1305 references to GLOBAL symbols. Use LOCAL where appropriate.
1307 2000-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1309 * configure.in (*-ibm-aix4.[12]*): Delete test for gnu ld. Always
1310 use t-aix41 when host == target.
1312 2000-08-16 Richard Henderson <rth@cygnus.com>
1314 * reload.c (push_secondary_reload): Revert last change.
1315 If we use a reload_in/out pattern, make the when the same
1316 as the primary reload.
1317 (find_reloads): Likewise.
1319 2000-08-16 Manfred Hollstein <manfredh@redhat.com>
1321 * configure.in (libstdcxx-v3): Fix test.
1322 * configure: Regenerate.
1324 Wed Aug 16 08:10:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1326 * calls.c (calls_function_1, expand_call): Only test
1327 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
1328 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1330 2000-08-16 Richard Henderson <rth@cygnus.com>
1332 * combine.c (simplify_shift_const): Revert previous two
1333 changes. If SHIFT_COUNT_TRUNCATED, crop the shift count
1334 before the main loop.
1336 2000-08-15 Richard Henderson <rth@cygnus.com>
1338 * combine.c (simplify_shift_const): Bound shift count when
1341 Tue Aug 15 17:33:05 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1343 * calls.c (ECF_SP_DEPRESSED): New macro.
1344 (calls_function_1): Treat calling sp-depressed function as alloca.
1345 (emit_call_1): Don't adjust SP if calling sp-depressed function.
1346 (expand_call): Set ECF_SP_DEPRESSED if TYPE_RETURNS_STACK_DEPRESSED.
1347 If sp-depressed, ensure block saves and restores SP.
1348 * fold-const.c (extract_muldiv): Only check TYPE_IS_SIZETYPE
1350 * function.c (keep_stack_depressed): New function.
1351 (thread_prologue_and_epilogue_insns): Call it.
1352 * print-tree.c (print_node): Use HOST_WIDE_INT_PRINT_UNSIGNED
1353 to print DECL_OFFSET_ALIGN.
1354 Print no-force-blk and transparent-union flags properly.
1355 * stmt.c (expand_goto_internal): Don't restore stack if last block
1356 and function returns with sp depressed.
1357 (fixup_gotos): Likewise.
1358 (save_stack_pointer): New function, from code in expand_decl.
1359 (expand_decl): Call new function.
1360 * tree.h (TYPE_IS_SIZETYPE): Call INTEGER_TYPE_CHECK.
1361 (TYPE_RETURNS_STACK_DEPRESSED): New macro.
1362 (save_stack_pointer): New declaration.
1364 * diagnostic.c (fatal_function): New variable.
1365 (set_fatal_function): New function.
1367 * diagnostic.h (set_fatal_function): New declaration.
1369 2000-08-15 William Cohen <wcohen@redhat.com>
1371 * config/sh/elf.h (DWARF2_DEBUGGING_INFO): Defined.
1372 (PREFERRED_DEBUGGING_TYPE): Set to dwarf2 info.
1373 (DWARF2_ASM_LINE_DEBUG_INFO): Defined.
1375 2000-08-15 Richard Henderson <rth@cygnus.com>
1377 * flow.c (mark_used_reg): Set reg_cond_reg appropriately.
1379 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
1381 * arm.c (arm_function_ok_for_sibcall): New function.
1382 * arm.h (FUNCTION_OK_FOR_SIBCALL): Define.
1383 * arm.md (call expanders): Don't check here for calls that can't
1386 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
1388 * arm.md (splits generating cond_exec): Disable.
1390 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
1392 * arm/linux-elf.h (text_section): Delete declaration.
1394 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
1396 ARM support for unordered FP operations.
1397 * arm-protos.h (arm_comparison_operator): Declare.
1398 * arm.c (arm_comparison_operator): New function.
1399 (arm_select_cc_mode): Add unordered comparison codes.
1400 (get_arm_condition_code): Likewise.
1401 (arm_final_prescan_insn): Can't handle unordered jumps that can't
1402 be done in one insn.
1403 * arm.h (PREDICATE_CODES): Add arm_comparison_operator.
1404 * arm.md (all uses of comparison_operator): Replace with
1405 arm_comparison_operator.
1406 (bunordered, bordered, bugt, bunlt, bunge, bunle, buneq, bltgt): New
1408 (arm_buneq, arm_bltgt, arm_buneq_reversed, arm_bltgt_reveresed): New
1411 Tue Aug 15 00:36:36 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
1413 * gthr-posix.h: Conditionally include <sched.h>; include
1414 <config.h> from libobjc/.
1416 2000-08-14 Richard Henderson <rth@cygnus.com>
1418 * config/i386/i386.c (legitimize_pic_address): Use Pmode
1421 2000-08-14 Richard Henderson <rth@cygnus.com>
1423 * configure.in (ia64-*): Set float_format for i386 long double.
1425 * real.c (GET_REAL): Treat 128-bit INTEL_EXTENDED_IEEE_FORMAT
1426 as we would for i386 XFmode.
1427 (PUT_REAL): Likewise.
1428 (endian, ereal_atof, real_value_truncate): Likewise.
1429 (ereal_isneg, toe64, etens, make_nan): Likewise.
1430 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Likewise.
1432 * config/ia64/ia64-protos.h: Update.
1433 * config/ia64/ia64.c (general_tfmode_operand): New.
1434 (destination_tfmode_operand): New.
1435 (tfreg_or_fp01_operand): New.
1436 (ia64_split_timode): New.
1437 (spill_tfmode_operand): New.
1438 (ia64_expand_prologue): Use TFmode not XFmode.
1439 (ia64_expand_epilogue): Likewise.
1440 (ia64_function_arg): Likewise.
1441 (ia64_function_arg_advance): Likewise.
1442 (ia64_return_in_memory): Likewise.
1443 (ia64_function_value): Likewise.
1444 (ia64_print_operand): Likewise.
1445 (ia64_register_move_cost): Set GR<->FR to 5.
1446 (ia64_secondary_reload_class): Get GR for TImode memory op.
1447 * config/ia64/ia64.h (ROUND_TYPE_SIZE): Remove.
1448 (ROUND_TYPE_ALIGN): Remove.
1449 (LONG_DOUBLE_TYPE_SIZE): Set to 128.
1450 (INTEL_EXTENDED_IEEE_FORMAT): Define.
1451 (HARD_REGNO_NREGS): Use TFmode, not XFmode.
1452 (HARD_REGNO_MODE_OK): Likewise. Disallow TImode in FRs.
1453 (MODES_TIEABLE_P): Use TFmode, not XFmode.
1454 (CLASS_MAX_NREGS): Likewise.
1455 (ASM_OUTPUT_LONG_DOUBLE): Output by 4 byte hunks.
1456 (PREDICATE_CODES): Update.
1457 * config/ia64/ia64.md (movti): New.
1458 (movti_internal): Use a clobber for memory alternatives.
1459 (reload_inti, reload_outti): New.
1460 (movsfcc_astep): Predicate properly.
1461 (movdfcc_astep): Likewise.
1464 (extendsftf2, extenddftf2): New.
1465 (trunctfsf2, trunctfdf2): New.
1466 (floatditf2, fix_trunctfdi2): New.
1467 (floatunsditf2, fixuns_trunctfdi2): New.
1468 (addtf3, subtf3, multf3, abstf2): New.
1469 (negtf2, nabstf2, mintf3, maxtf3): New.
1470 (maddtf3, msubtf3, nmultf3, nmaddtf3): New.
1472 (fr_spill): Use TFmode, not XFmode.
1473 (fr_restore): Likewise.
1474 * config/ia64/lib1funcs.asm (__divtf3): New.
1475 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add it.
1477 2000-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1479 * cse.c (fold_rtx): Avoid empty body in an if-statement.
1481 * doloop.c (doloop_iterations_max, doloop_modify): Avoid using the
1482 `U' integer constant suffix.
1484 * dwarf2out.c (add_subscript_info): Avoid empty body in an
1487 * sparc/sol2.h (__enable_execute_stack): Prototype.
1489 2000-08-14 David Edelsohn <edelsohn@gnu.org>
1491 * collect2.c: Remove use of AIX import file.
1493 * longlong.h: Test ARCH_PWR not ARCH_POWER.
1495 * rs6000.c (print_operand, case 'E'): Add else.
1497 2000-08-14 Richard Henderson <rth@cygnus.com>
1499 * config/ia64/ia64.md (movdi): Delay calling ia64_expand_load_address.
1500 (movdi_symbolic): New.
1502 2000-08-14 Jim Wilson <wilson@cygnus.com>
1504 * config/ia64/ia64.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
1505 to GNU as. For Intel as, pass -M const_gp and -M no_plabel.
1506 * config/ia64/linux.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
1509 2000-08-14 Richard Henderson <rth@cygnus.com>
1511 * expr.c (emit_group_load): Don't force constants into registers.
1512 Special case source already in the correct mode.
1514 2000-08-14 Zack Weinberg <zack@wolery.cumb.org>
1516 * configure.in: Accept *-*-linux* not just *-*-linux-gnu*.
1517 * fixinc/inclhack.def: Likewise.
1518 * fixinc/mkfixinc.sh: Likewise.
1519 * configure: Regenerate.
1520 * fixinc/fixincl.x: Regenerate.
1521 * install.texi: Document equivalence of linux and linux-gnu.
1523 Mon Aug 14 18:51:44 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1525 * cse.c (insert_regs): Also in REG case: When finding an invalid
1526 value, and we make a new quantity, make sure that it won't be
1527 mistaken by for a valid one by mention_regs.
1529 2000-08-13 Ralf Gütlein <ralf.guetlein@aranea.de>
1531 * h8300.md: Remove obsolete peepholes.
1533 2000-08-13 Kazu Hirata <kazu@hxi.com>
1535 * invoke.texi (H8/300 Options): Fix typos.
1536 * config/h8300.c: Fix formatting.
1537 * config/h8300.h: Fix comment typos.
1538 (OVERRIDE_OPTIONS): Fix formatting.
1540 * function.c: Fix formatting.
1542 * cse.c: Fix formatting.
1544 2000-08-13 Geoff Keating <geoffk@cygnus.com>
1546 * flow.c (attempt_auto_inc): Remove unused variable `bb'.
1547 (attempt_auto_inc): Suppress parentheses warning.
1548 * function.c (put_reg_into_stack): Remove unused variable `unsigned_p'.
1549 * loop.c (load_mems): Remove `u' suffix in two places.
1550 * config/rs6000/rs6000.c: Remove unnecessary `u' suffixes from
1552 * config/rs6000/rs6000.h: Likewise.
1553 * config/rs6000/sol-c0.c: Prototype some functions. Remove the
1554 __eabi dummy routine.
1555 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Remove unused
1558 * config/rs6000/rs6000.c (rs6000_select_section): Rewrite to
1559 not put stuff in .sdata unnecessarily.
1560 (rs6000_unique_section): New function.
1561 * config/rs6000/rs6000-protos.h: Add rs6000_unique_section.
1562 * config/rs6000/sysv4.h (UNIQUE_SECTION): Define.
1564 * c-typeck.c (build_array_ref): Don't complain about non-lvalue
1565 arrays in C99. Don't try to look at DECL_REGISTER of a
1566 COMPONENT_REF. Don't complain twice about the same error.
1568 * fixinc/inclhack.def (aix_pthread): New fix.
1569 (aix_sysmachine): New fix.
1570 * fixinc/fixincl.x: Regenerate.
1572 * expr.c (expand_expr): Call convert_modes when turning a large
1573 multiply into a small one.
1575 2000-08-12 Geoff Keating <geoffk@cygnus.com>
1577 * tree.h (DECL_OFFSET_ALIGN): Make the off_align field of
1578 the tree structure an exponent rather than an explicit alignment
1579 so it doesn't overflow.
1580 (SET_DECL_OFFSET_ALIGN): New macro.
1581 * stor-layout.c (place_union_field): Use SET_DECL_OFFSET_ALIGN
1582 rather than DECL_OFFSET_ALIGN.
1583 (place_field): Likewise.
1584 * expmed.c (store_bit_field): Abort on align==0 to avoid
1585 antisocial machine behaviour.
1587 2000-08-12 Richard Henderson <rth@cygnus.com>
1589 * sibcall.c (uses_addressof): Accept both addressof and
1590 current_function_internal_arg_pointer inside a mem.
1591 (optimize_sibling_and_tail_recursive_call): Fail tail recursion
1592 if current_function_uses_addressof.
1593 * stmt.c (expand_return): Kill tail recursion and HAVE_return
1596 2000-08-11 Richard Henderson <rth@cygnus.com>
1598 * config/ia64/ia64.md (addsi3): Remove expander.
1599 (subsi3, mulsi3, negsi2, one_cmplsi2): Likewise.
1600 (*addsi3_shladd): New.
1602 2000-08-11 Richard Henderson <rth@cygnus.com>
1604 * config/ia64/ia64.c (do_spill): Pass cfa offset to move expander.
1605 (do_restore): Likewise.
1606 (gen_movdi_x, gen_fr_spill_x, gen_fr_restore_x): New.
1607 (ia64_expand_prologue, ia64_expand_epilogue): Use them.
1608 (rtx_needs_barrier): Track actual bit manipulation for
1609 ar.unat moves, gr_spill, and gr_restore.
1610 (emit_insn_group_barriers): Special case gr_spill/gr_restore.
1611 (process_set): Don't handle varargs spills.
1612 * config/ia64/ia64.md (gr_spill): Accept cfa offset. Emit
1613 .mem.offset here instead of in process_set.
1614 (gr_restore): Likewise.
1616 2000-08-11 Richard Henderson <rth@cygnus.com>
1618 * config/ia64/ia64.h (PROMOTE_MODE): Only extend to SImode.
1620 2000-08-11 Mark Elbrecht <snowball3@bigfoot.com>
1622 * gcc.texi (The Configuration File): Document
1623 COLLECT2_HOST_INITIALIZATION, GCC_DRIVER_HOST_INITIALIZATION, and
1624 UPDATE_PATH_HOST_CANONICALIZATION.
1626 2000-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1628 * c-parse.in (cast_expr): Avoid -Wstrict-prototype warnings for
1629 unprototyped function pointer casts on integer constants.
1631 2000-08-11 Laurynas Biveinis <lauras@softhome.net>
1633 * fixproto: Recognize DOS paths with drive letters as absolute paths.
1635 2000-08-11 Nathan Sidwell <nathan@codesourcery.com>
1637 * extend.texi (Volatiles): Fix typos.
1639 2000-08-11 Kazu Hirata <kazu@hxi.com>
1641 * flow.c: Fix formatting.
1643 2000-08-11 Richard Henderson <rth@cygnus.com>
1645 * reload.c (push_secondary_reload): When invoking a reload_{in,out}
1646 pattern, always allocate a tertiary scratch register.
1648 * config/alpha/alpha.md (reload_inqi): Use a DImode scratch.
1649 (reload_inhi): Likewise.
1651 2000-08-11 Richard Henderson <rth@cygnus.com>
1653 * function.c (put_reg_into_stack): Allow type to be NULL.
1654 (schedule_fixup_var_refs): Likewise.
1655 (gen_mem_addressof): Allow decl to be NULL.
1656 (put_addressof_into_stack): Likewise.
1658 * flow.c (merge_blocks_nomove): Be more careful about
1659 locating the beginning of block A.
1661 * combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED.
1663 Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
1668 * config.in: Reverted the check for <sched.h>.
1670 2000-08-10 Chris Demetriou <cgd@sibyte.com>
1672 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New
1673 macros define the name of CTOR and DTOR sections.
1674 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
1675 DTOR_LIST_END): Change to use attributes to specify
1677 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME,
1678 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
1679 DTOR_LIST_END): Same as in mips/elf.h.
1681 2000-08-10 Drew Moseley <dmoseley@redhat.com>
1683 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly
1684 disabling just crt0.o.
1686 2000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com>
1688 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork.
1689 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs.
1690 (EXTRA_SPECS): Add them.
1691 * arm/lib1funcs.asm: Support builds for interworking.
1692 Use macros to eliminate duplicated pieces of code.
1694 2000-08-10 Kazu Hirata <kazu@hxi.com>
1696 * h8300.c (expand_a_rotate): New.
1697 (emit_a_rotate): Likewise.
1698 (h8300_adjust_insn_length): Add support for the rotate insns.
1699 * h8300.md (rotlqi3): New.
1700 (*rotlqi3_1): Likewise.
1701 (rotlhi3): Likewise.
1702 (*rotlhi3_1): Likewise.
1703 (rotlhi3): Likewise.
1704 (*rotlhi3_1): Likewise.
1705 * h8300-proto.h: Add prototypes for expand_a_rotate and
1708 * h8300.c: Fix comment typos.
1709 (dosize): Declare the variable amount as unsigned.
1710 (get_shift_alg): Fix a comparison between signed and unsigned.
1711 (emit_a_shift): Likewise.
1712 (h8300_adjust_insn_length): Simplify the code.
1714 * c-decl.c: Fix formatting.
1716 2000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1718 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a
1719 warning about non-traditional numeric constant suffixes.
1721 * cppexp.c (parse_number): Likewise.
1723 * invoke.texi: (-Wtraditional): Document new behavior.
1725 Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
1727 * gthr-posix.h: Include auto-host.h. Conditionally include
1729 * configure.in: Check for the <sched.h> header file.
1730 * config.in: Added define for HAVE_SCHED_H.
1732 2000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1734 * c-typeck.c (process_init_element): For -Wtraditional, warn about
1735 initialization of unions.
1737 * invoke.texi (-Wtraditional): Document new behavior.
1739 2000-08-09 Zack Weinberg <zack@wolery.cumb.org>
1741 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
1742 instead of extra_c_flags.
1743 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
1744 * configure: Regenerate.
1745 * config.in: Regenerate.
1747 * cpperror.c (cpp_type2name): New function.
1748 * cpplex.c (lex_line): If we issued an error for an invalid
1749 preprocessing directive, discard that logical line.
1750 * cpplib.c (do_line): Call a hook function if the current file
1751 is renamed by #line.
1752 (do_ident): Pass the contents of the string, not the entire
1753 token, to the callback function.
1754 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
1755 (cb.rename_file): New hook function.
1756 (cb.ident): Adjust prototype.
1757 (cpp_type2name): Prototype.
1758 * cppmacro.c (dump_macro_args): Correct precedence lossage.
1760 * cppmain.c (cb_ident): Update for changed interface.
1761 (cb_rename_file): New function.
1762 (main): Set rename callback.
1764 2000-08-09 Alexandre Oliva <aoliva@redhat.com>
1766 * caller-save.c (mark_referenced_regs): Mark partially-overwritten
1767 multi-word registers.
1769 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
1771 * c-common.c (combine_strings, check_format_info): Refer to ISO C
1772 or ISO C89 instead of ANSI C.
1773 * c-decl.c (grokdeclarator, xref_tag, finish_struct,
1774 build_enumerator, do_case): Likewise.
1775 * c-lex.c (parse_float, yylex): Likewise.
1776 * c-parse.in: Likewise.
1777 * c-typeck.c (common_type, build_array_ref, build_binary_op,
1778 build_unary_op, pedantic_lvalue_warning, build_conditional_expr,
1779 build_c_cast, convert_for_assignment, set_init_index,
1780 set_init_label, c_expand_start_case): Likewise.
1781 * toplev.c (documented_lang_options, display_help): Likewise.
1783 2000-08-08 Kazu Hirata <kazu@hxi.com>
1785 * h8300.c: Fix formatting.
1786 * h8300.h: Likewise.
1787 * h8300.md: Likewise.
1788 (movsi_h8300hs): Fix formatting of the resulting assembly code.
1790 * reload1.c: Fix formatting.
1792 2000-08-08 Rodney Brown <RodneyBrown@mynd.com>
1794 * alpha/alpha.c (alpha_emit_xfloating_libcall):
1795 Use GEN_CALL_VALUE define.
1796 * alpha/alpha.md (untyped_call): Use GEN_CALL define.
1797 * clipper/clipper.md (untyped_call): Likewise.
1798 * dsp16xx/dsp16xx.md (untyped_call): Likewise.
1799 * fx80/fx80.md (untyped_call): Likewise.
1800 * mips/mips.md (untyped_call): Likewise.
1801 * ns32k/ns32k.md (untyped_call): Likewise.
1802 * pa/pa.md (untyped_call): Likewise.
1803 * romp/romp.md (untyped_call): Likewise.
1804 * sparc/sparc.md (untyped_call): Likewise.
1806 2000-08-08 Jason Eckhardt <jle@cygnus.com>
1808 * config/i860/i860.c (singlemove_string): Do not generate assembler
1809 pseudo instructions that must be expanded (that is, with signed
1810 constants larger than 16 bits).
1812 2000-08-08 Richard Henderson <rth@cygnus.com>
1814 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and
1815 PROP_AUTOINC at -O0. Don't collect alias info at -O0.
1816 (init_propagate_block_info): Don't kill memory stores at -O0.
1817 (mark_set_1, mark_used_regs): Likewise.
1819 2000-08-08 David Edelsohn <edelsohn@gnu.org>
1821 * rs6000.c (optimization_options): Decorate 'level' as
1823 (mask64_operand): Remove sign-extend thinko.
1824 (rldic_operand): New function.
1825 (load_multiple_operation): regno's are unsigned ints.
1826 (store_multiple_operation): Likewise.
1827 (lmw_operation): Likewise.
1828 (stmw_operation): Likewise.
1829 (includes_lshift_p): shift_mask is unsigned int.
1830 (includes_lshift64_p): New function.
1831 (addrs_ok_for_quad_peep): unsigned int reg1.
1832 (print_operand): Consistently add "else" after
1833 output_operand_lossage().
1834 (print_operand, case 'b'): Fold in case 'W'.
1835 (print_operand, case 'W'): Print rldic MB value.
1836 (output_epilogue): Update Objective-C language string.
1837 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned.
1838 * rs6000.h (PREDICATE_CODES): Add rldic_operand.
1839 * rs6000.md (ashldi3): Add rldic instruction.
1840 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE".
1841 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template
1844 2000-08-08 Richard Henderson <rth@cygnus.com>
1846 * config/ia64/ia64-protos.h: Remove duplicates. Update
1847 for massive code rearrangements.
1848 * config/ia64/ia64.c (ia64_arpfs_regno): Remove.
1849 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove.
1850 (ia64_local_regs, ia64_need_regstk): Remove.
1851 (ar_ccv_reg_operand): New.
1852 (ia64_gp_save_reg): New.
1853 (struct ia64_frame_info): Combine most of the size elements;
1854 add new gr save elements.
1855 (find_gr_spill): New.
1856 (next_scratch_gr_reg): New.
1857 (mark_reg_gr_used_mask): New.
1858 (ia64_compute_frame_size): Rewrite. Allocate special AR regs
1859 to GR backing store regs when possible.
1860 (ia64_initial_elimination_offset): New.
1861 (ia64_rap_fp_offset): Remove.
1862 (save_restore_insns): Remove.
1863 (setup_spill_pointers): New.
1864 (finish_spill_pointers): New.
1865 (spill_restore_mem): New.
1866 (do_spill, do_restore): New.
1867 (ia64_expand_prologue): Rewrite to use them.
1868 (ia64_expand_epilogue): Likewise.
1869 (ia64_direct_return): Update for current_frame_info changes.
1870 (ia64_function_prologue): Simplify .prologue emission. Emit
1872 (ia64_setup_incoming_varargs): Don't ever emit rtl.
1873 (ia64_dbx_register_number): New.
1874 (ia64_initialize_trampoline): New.
1875 (ia64_secondary_reload_class): Request GR_REGS for integer
1876 arithmetic destined for FR_REGS.
1877 (ia64_init_machine_status): Don't reset return_address_pointer_rtx.
1878 (ia64_mark_machine_status): Mark ia64_gp_save.
1879 (rws_access_regno): Rename from rws_access_reg; don't treat
1880 predicates specially.
1881 (rws_access_reg): New. Update all callers.
1882 (rtx_needs_barrier): Remove dead unspecs.
1883 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit.
1884 (ia64_encode_section_info): Silence signed/unsigned warnings.
1885 (spill_offset, sp_offset, spill_offset_emitted): Remove.
1886 (tmp_reg, tmp_saved): Remove.
1887 (process_set): Rewrite to expect complicated bits via
1888 REG_FRAME_RELATED_EXPR.
1889 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit
1890 in the use of ar.ccv; never set RTX_UNCHANGING_P.
1891 (ia64_expand_op_and_fetch): Likewise.
1892 (ia64_expand_compare_and_swap): Likewise.
1893 (ia64_expand_builtin): Likewise.
1894 * config/ia64/ia64.h (AR_UNAT_REGNUM): New.
1895 (FIRST_PSEUDO_REGISTER): Update.
1896 (AR_M_REGNO_P): Update.
1897 (FIXED_REGS): Don't mark three local registers as used.
1898 (EXTRA_CC_MODES): New.
1899 (SELECT_CC_MODE): New.
1900 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode.
1901 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates.
1902 (FRAME_GROWS_DOWNWARD): Unset.
1903 (STARTING_FRAME_OFFSET): Zero.
1904 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer.
1905 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function.
1906 (HARD_FRAME_POINTER_REGNUM): New.
1907 (CAN_DEBUG_WITHOUT_FP): Define.
1908 (TRAMPOLINE_TEMPLATE): Remove.
1909 (TRAMPOLINE_SIZE): Lower to 32.
1910 (TRAMPOLINE_ALIGNMENT): Lower to 64.
1911 (INITIALIZE_TRAMPOLINE): Defer to out of line function.
1912 (PREDICATE_CODES): Update.
1913 (struct machine_function): Add ia64_gp_save.
1914 * config/ia64/ia64.md: Purge unused unspecs.
1915 (movsi patterns): Allow moves to/from AR_M_REGS.
1916 (movdi patterns): Allow moves to/from p0.
1917 (call patterns): Move most setjmp hackery to ia64_gp_save_reg.
1918 (gr_spill, gr_restore): Indicate ar.unat read/written.
1919 (nonlocal_goto): Don't pass old frame_pointer.
1920 (nonlocal_goto_receiver): Remove.
1921 (exception_receiver): New.
1922 (builtin_setjmp_setup): New.
1923 (builtin_setjmp_receiver): New.
1924 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle.
1925 (__ia64_nonlocal_goto): Bundle. Don't kill r7.
1926 (__ia64_restore_stack_nonlocal): Likewise.
1927 (__ia64_trampoline): New.
1928 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line
1930 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline.
1932 2000-08-08 Richard Henderson <rth@cygnus.com>
1934 * frame.h (ia64_frame_state): Add my_psp.
1935 * libgcc2.c (ia64_throw_helper): Add throw_sp argument.
1936 (__throw): Pass it in. Don't clobber r7.
1937 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
1938 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
1939 and nothing to do with sp.
1940 (normalize_reg_loc): Use frame->my_psp.
1941 (frame_translate): Handle frame-pointer-less functions. Set
1942 spill_base correctly, in absence of being told.
1943 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
1944 (__ia64_backtrace_helper): New sp argument. Use
1945 builtin_return_address instead of label addresses.
1946 (print_record) [mem_stack_v]: No size member.
1948 2000-08-08 Richard Henderson <rth@cygnus.com>
1950 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes.
1952 2000-08-08 Richard Henderson <rth@cygnus.com>
1954 * tm.texi (LOCAL_REGNO): Document.
1955 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default.
1956 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers.
1957 * reload1.c (reload): Likewise when considering nonlocal labels.
1959 * config/ia64/ia64.h (LOCAL_REGNO): New.
1960 * config/sparc/sparc.h (LOCAL_REGNO): New.
1962 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
1964 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
1966 2000-08-07 Nick Clifton <nickc@redhat.com>
1968 * config/mips/mips.c: Fix compile time warning messages.
1969 * config/mips/mips-protos.h: Add prototype for equality_op.
1971 * mn10300.h (TARGET_SWITCHES): Document `-mam33'.
1973 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
1975 * mn10300.md: Use nonimmediate_operand instead of general_operand
1978 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
1980 2000-08-07 Alexandre Oliva <aoliva@redhat.com>
1982 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
1983 * sh.c (expand_block_move): Break long lines.
1984 (expand_ashiftrt, fpscr_set_from_mem): Likewise.
1985 * sh.md (mulsi3): Likewise.
1986 (movdi): Adjust spacing.
1988 2000-08-07 Richard Henderson <rth@cygnus.com>
1990 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P.
1991 * expr.c (emit_group_store): Don't set it.
1993 2000-08-07 Kazu Hirata <kazu@hxi.com>
1995 * invoke.texi (Options for Debugging Your Program or GCC): Remove
1996 duplicate entries for 'w' and 'z'.
1998 * flow.c: Fix a comment typo.
2000 Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
2002 * c-parse.in: Changed the language string for Objective-C to "GNU
2005 Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
2007 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes
2008 to improve the Posix thread support for Objective-C.
2010 2000-08-06 Joseph S. Myers <jsm28@cam.ac.uk>
2012 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
2013 CTI_UNSIGNED_PTRDIFF_TYPE.
2014 (signed_size_type_node): Define.
2015 (unsigned_ptrdiff_type_node): Define.
2016 * c-decl.c (init_decl_processing): Create the
2017 signed_size_type_node and unsigned_ptrdiff_type_node types.
2018 * c-common.c (T_SC): Define.
2021 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for
2022 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for
2024 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for
2025 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the
2026 flags for %c, %s and %[.
2027 (check_format_info): Only allow leniency for signedness of targets
2028 of character pointers (when pedantic) for formats flagged with
2029 "c", so for strings but not for %hh formats. When pedantic, don't
2030 allow character pointers to substitute for void pointers if a
2031 second level of indirection is present.
2033 2000-08-06 Kazu Hirata <kazu@hxi.com>
2035 * invoke.texi (Options for Debugging Your Program or GCC): Update
2036 the names of dump files.
2038 * h8300.c (dosize): Rearrange code for conciseness.
2039 (split_adds_subs): Likewise.
2041 * loop.c: Fix formatting.
2043 * dwarf2out.c: Fix formatting.
2045 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo.
2047 * expr.c: Fix formatting.
2049 2000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2051 * rs6000.c (rs6000_maybe_dead): Prototype.
2053 2000-08-06 Richard Henderson <rth@cygnus.com>
2055 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
2056 HAVE_nonlocal_goto as well.
2057 * config/i960/i960.md (nonlocal_goto): Don't do it here.
2058 * config/pj/pj.md (nonlocal_goto): Likewise.
2060 2000-08-07 Michael Hayes <mhayes@cygnus.com>
2062 * loop.c (try_swap_copy_prop): New function.
2063 (load_mems): Rename copies to load_copies and add new regset
2064 store_copies. Check for sets of shadow registers and mark
2065 in store_copies. Call try_swap_copy_prop for registers
2066 marked in store_copies.
2068 Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
2070 * objc/objc-act.c: New command line option -fconstant-string-class
2071 to allow specifying a user defined constant string class,
2072 different from NXConstantString.
2074 * toplev.c: Moved the Objective-C specific options to
2075 objc/lang-options.h.
2077 * objc/lang-options.h: Moved the Objective-C specific options from
2078 toplev.c. Added -fconstant-string-class.
2080 2000-08-05 Chris Demetriou <cgd@sibyte.com>
2082 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
2083 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
2084 __CTOR_LIST__ from func_ptr array to just func_ptr, to
2085 avoid extra alignment imposed on arrays.
2086 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
2087 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
2089 * mips.h: Clean up comments and spacing near MASKs.
2090 (TARGET_UNIX_ASM): Delete.
2091 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
2092 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
2095 2000-08-05 Joseph S. Myers <jsm28@cam.ac.uk>
2097 * c-common.c (print_char_table): Add entries for the X/Open '
2098 format flag (print decimals with locale's thousands grouping
2099 character). Make %C expect wint_t.
2100 (check_format_info): If pedantic, warn when the %n$ operand
2101 number form is used. Allow for the ' flag; warn about it if
2104 2000-08-05 Zack Weinberg <zack@wolery.cumb.org>
2106 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
2107 type is a float mode, cfun->decl's return type is not, and
2108 TARGET_FLOAT_RETURNS_IN_80387.
2110 2000-08-04 Andreas Schwab <schwab@suse.de>
2112 * cppmain.c (cb_def_pragma): Skip the first two tokens from the
2113 token list, which are always `#' and `pragma'.
2115 2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
2117 * tree.c (tree_expr_nonnegative_p): Move to...
2118 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
2119 (rtl_expr_nonnegative_p): New.
2120 * tree.h: Add prototype for rtl_expr_nonnegative_p.
2122 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
2123 CONST_DOUBLE_CHAIN: Move to...
2124 * rtl.h: ...here. Use XCINT/XCEXP.
2126 * Makefile.in: Remove toplev.o from OBJS. Add rule to make
2127 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
2128 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
2131 * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
2133 2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2135 * config/c4x/c4x.md (return_indirect_internal): New.
2136 * config/c4x/c4x.c (c4x_expand_epilogue): Use it.
2138 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
2140 * c-common.c (time_char_table): Mark up formats added in C99 and
2141 make other corrections. %D and %g were added in C99. %Og is an
2142 extension. %EX is permitted. %R, %T, %n, %r, %t were added in
2143 C99. %e was added in C99. %Oj is an extension. %G and %z are in
2144 C99 rather than GNU extensions, but %OG and %Oz are extensions.
2145 %h was added in C99. %C was added in C99. %OY and %OC are
2146 extensions. Add the C99 format %F.
2147 (check_format_info): If pedantic and not in C99 mode, warn for C99
2150 Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2152 * function.c (schedule_fixup_var_refs): New function, broken out
2153 of put_reg_into_stack.
2154 (put_reg_into_stack): Use it.
2155 (put_var_into_stack): In CONCAT case, fixup up references for
2156 components only after fixing up references to the whole concat.
2158 2000-08-04 Rodney Brown <RodneyBrown@pmsc.com>
2160 * alias.c (mark_constant_function): Use INSN_P.
2161 (init_alias_analysis): Likewise.
2162 * combine.c (combine_instructions): Use INSN_P.
2163 (can_combine_p): Likewise.
2164 (try_combine): Likewise.
2165 (distribute_notes): Likewise.
2166 (distribute_links): Likewise.
2167 * cse.c (cse_around_loop): Use INSN_P.
2168 (invalidate_skipped_block): Likewise.
2169 (cse_set_around_loop): Likewise.
2170 (cse_end_of_basic_block): Likewise.
2171 (delete_trivially_dead_insns): Likewise.
2172 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
2173 (unshare_all_rtl_1): Likewise.
2174 (next_cc0_user): Likewise.
2175 (try_split make_insn_raw): Likewise.
2176 (remove_unnecessary_notes): Likewise.
2177 * final.c (shorten_branches): Use INSN_P.
2178 (leaf_renumber_regs): Likewise.
2179 (leaf_renumber_regs_insn): Likewise.
2180 * flow.c (find_label_refs): Use INSN_P.
2181 (verify_wide_reg): Likewise.
2182 (notice_stack_pointer_modification): Likewise.
2183 (count_or_remove_death_notes): Likewise.
2184 (verify_flow_info): Likewise.
2185 (clear_log_links): Likewise.
2186 * function.c (fixup_var_refs_insns): Use INSN_P.
2187 (compute_insns_for_mem): Likewise.
2188 * gcse.c (alloc_gcse_mem): Use INSN_P.
2189 (compute_sets): Likewise.
2190 (compute_hash_table): Likewise.
2191 (classic_gcse): Likewise.
2193 (insert_insn_end_bb): Likewise.
2194 (delete_null_pointer_checks_1): Likewise.
2195 * global.c (expand_preferences): Use INSN_P.
2196 (build_insn_chain): Likewise.
2197 * graph.c (node_data): Use INSN_P.
2198 * haifa-sched.c (priority): Use INSN_P.
2199 (rm_line_notes): Likewise.
2200 (rm_other_notes): Likewise.
2201 (find_insn_reg_weight): Likewise.
2202 (init_target_units): Likewise.
2203 (schedule_block): Likewise.
2204 (compute_block_forward_dependences): Likewise.
2205 (debug_dependencies): Likewise.
2206 (set_priorities): Likewise.
2207 * integrate.c (function_cannot_inline_p): Use INSN_P.
2208 (save_parm_insns): Likewise.
2209 (copy_insn_list): Likewise.
2210 * jump.c (mark_all_labels): Use INSN_P.
2211 (never_reached_warning): Likewise.
2212 * lcm.c (optimize_mode_switching): Use INSN_P.
2213 * local-alloc.c (validate_equiv_mem): Use INSN_P.
2214 (memref_used_between_p): Likewise.
2215 (update_equiv_regs): Likewise.
2216 (block_alloc): Likewise.
2217 (no_conflict_p): Likewise.
2218 * loop.c (scan_loop): Use INSN_P.
2219 (find_and_verify_loops): Likewise.
2220 (count_loop_regs_set): Likewise.
2221 (loop_reg_used_before_p): Likewise.
2222 (strength_reduce): Likewise.
2223 (recombine_givs): Likewise.
2224 (check_dbra_loop): Likewise.
2225 (load_mems): Likewise.
2226 (try_copy_prop): Likewise.
2227 * print-rtl.c (print_rtx): Use INSN_P.
2228 * recog.c (find_single_use): Use INSN_P.
2229 * reg-stack.c (stack_regs_mentioned): Use INSN_P.
2230 (next_flags_user): Likewise.
2231 (swap_rtx_condition): Likewise.
2232 * regmove.c (mark_flags_life_zones): Use INSN_P.
2233 (optimize_reg_copy_1): Likewise.
2234 (optimize_reg_copy_2): Likewise.
2235 (optimize_reg_copy_3): Likewise.
2236 (reg_is_remote_constant_p): Likewise.
2237 (fixup_match_2): Likewise.
2238 (regmove_optimize): Likewise.
2239 (fixup_match_1): Likewise.
2240 * regrename.c (build_def_use): Use INSN_P.
2241 (replace_reg_in_block): Likewise.
2242 (consider_use): Likewise.
2243 * reload.c (find_equiv_reg): Use INSN_P.
2244 * reload1.c (reload): Use INSN_P.
2245 (maybe_fix_stack_asms): Likewise.
2246 (calculate_needs_all_insns): Likewise.
2247 (reload_as_needed): Likewise.
2248 (emit_output_reload_insns): Likewise.
2249 (delete_address_reloads_1): Likewise.
2250 (reload_cse_regs_1): Likewise.
2251 (reload_combine): Likewise.
2252 (reload_cse_move2add): Likewise.
2253 * reorg.c (redundant_insn): Use INSN_P.
2254 (dbr_schedule): Likewise.
2255 * resource.c (find_dead_or_set_registers): Use INSN_P.
2256 (mark_target_live_regs): Likewise.
2257 * rtlanal.c (reg_used_between_p): Use INSN_P.
2258 (reg_referenced_between_p): Likewise.
2259 (reg_set_between_p): Likewise.
2260 (reg_set_p): Likewise.
2261 (single_set): Likewise.
2262 (multiple_sets): Likewise.
2263 (find_last_value): Likewise.
2264 (reg_set_last): Likewise.
2265 (find_reg_note): Likewise.
2266 (find_regno_note): Likewise.
2267 * sibcall.c (sequence_uses_addressof): Use INSN_P.
2268 * simplify-rtx.c (cselib_process_insn): Use INSN_P.
2269 * ssa.c (find_evaluations): Use INSN_P.
2270 (rename_block): Likewise.
2271 (rename_equivalent_regs): Likewise.
2272 * unroll.c (loop_find_equiv_value): Use INSN_P.
2273 (set_dominates_use): Likewise.
2274 * varasm.c (mark_constant_pool): Use INSN_P.
2275 (mark_constants): Likewise.
2276 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
2277 (alphaev4_next_group): Likewise.
2278 (alphaev5_next_group): Likewise.
2279 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
2280 (c4x_rptb_rpts_p): Likewise.
2281 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
2282 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
2283 (rs6000_adjust_priority): Likewise.
2284 * config/sh/sh.c (sh_loop_align): Use INSN_P.
2285 (machine_dependent_reorg): Likewise.
2286 (split_branches): Likewise.
2287 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
2289 Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com)
2291 * combine.c (recog_for_combine): Remove the old notes
2292 prior to attempting to recognize the new pattern.
2293 (distribute_notes): Ignore REG_NONNEG notes.
2295 2000-08-04 Chandrakala Chavva <cchavva@redhat.com>
2297 * varasm.c (output_constructor): Add .align 0 for packed vars.
2299 2000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca>
2301 * configure.in: Use default thread_file even when enable_threads is
2302 yes or dce because hpux10.20 pa port uses MULTILIB implementation.
2303 * configure: Rebuilt.
2305 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
2307 2000-08-04 Donn Terry (donnte@microsoft.com)
2309 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
2311 2000-08-04 Mark Elbrecht <snowball3@bigfoot.com>
2313 * i386/x-djgpp: Delete code that conditionally modifies target_alias.
2314 Delete code that conditionally modifies 'version'.
2315 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
2316 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
2317 * gcc.c (main): Use it.
2318 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
2319 * prefix.c (update_path): Use it.
2320 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
2321 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
2322 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
2324 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
2325 (SUBTARGET_SWITCHES): Adjust.
2326 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
2328 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
2330 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
2332 * c-common.h (flag_isoc94): Declare.
2333 * c-decl.c (flag_isoc94): Define.
2334 (c_decode_option): Set flag_isoc94 as appropriate.
2335 * c-common.c (T_PD, T_IM, T_UIM): Define.
2336 (format_char_info): Add tlen and jlen.
2337 (print_char_table): Add entries for %t and %j. Allow %zn. Allow
2339 (scan_char_table): Add entries for %t and %j. Allow %F. Allow
2341 (time_char_table): Add NULL entries for %t and %j.
2342 (check_format_info): Allow for %t and %j. Warn for %F if pedantic
2343 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
2344 Warn for printf %lf if pedantic and not C99. Don't warn for empty
2345 precision. Allow precision argument to be unsigned int. If
2346 pedantic, warn for %p passed an argument not a pointer to possibly
2347 qualified void or a possibly qualified character type, and for
2348 pointer targets of the wrong sign, except for character pointers.
2350 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
2352 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
2353 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
2354 (wint_type_node): Define.
2355 * c-decl.c (WINT_TYPE): Define.
2356 (init_decl_processing): Create the wint_type_node type.
2357 * c-common.c (T_WI): Define.
2358 (print_char_table): Use T_WI for %lc format.
2360 2000-08-04 Bruce Korb <bkorb@gnu.org>
2362 * fixinc/: Verified that the MSDOS patch does not break
2363 the UNIX functionality and applied the next three patches
2366 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
2368 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
2369 output file with the temporary one by appending ".X" to generate
2370 the temporary fuile's name. If the output file already has an
2371 extension, replace it with ".X".
2373 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
2374 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
2375 reallocate the command buffer while copying the command-line
2376 argument. Redirect the output directly to the temporary file,
2377 instead of going through another temporary file.
2378 (process): Close the temporary file before unlinking it.
2379 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
2380 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
2381 (run_compiles): Pass p_fixd argument to machine_matches, as it
2384 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
2385 environment, assume there are no symlinks in the include
2386 directory. When cleaning up the DONE files, look for them
2387 case-insensitively. Don't try to remove symlinks if they aren't
2390 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
2391 all callers changed. Declare pz "const char *", to avoid compiler
2394 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
2395 Change prototype of make_raw_shell_str.
2397 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
2399 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
2400 (initialize) [__MSDOS__]: Use tempnam.
2401 (initialize): Don't use SIGPIPE if it is not defined.
2403 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
2406 2000-07-25 Bruce Korb <bkorb@gnu.org>
2408 * fixinc/fix*.[ch]: substantially reworked to make it possible
2409 to run this program without using fork(2) or pipe(2) (i.e. in
2412 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
2414 * cppdefault.h (WINT_TYPE): Define.
2415 * cppinit.c (builtin_array): Define __WINT_TYPE__.
2416 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
2417 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
2419 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
2421 * (mips_legitimate_address_p): Don't allow register+offset
2422 if the offset is large and negative, and we are compiling
2423 for 64 bit registers.
2425 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2427 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
2428 insn_code_number + 1.
2430 2000-08-04 Kazu Hirata <kazu@hxi.com>
2432 * h8300.c (function_prologue): Rearrange code for conciseness.
2433 (function_epilogue): Likewise.
2434 * h8300.h (OK_FOR_U): Fix formatting.
2436 * cse.c: Fix a comment typo. Fix formatting.
2438 2000-08-03 Richard Henderson <rth@cygnus.com>
2440 * config/i386/i386.md (return_indirect_internal): New.
2441 * config/i386/i386.c (ix86_expand_epilogue): Use it.
2443 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
2445 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
2447 (lex_line): Glue @ onto the beginning of identifiers and
2448 string constants, in Objective-C mode.
2449 (output_token, spell_token): Handle CPP_OSTRING.
2450 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
2451 beginning of a NAME or a STRING, in objc mode.
2453 * cpplib.c (get_define_node): Do not permit identifiers that
2454 begin with @ to be #defined.
2455 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
2456 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
2458 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
2459 * c-tree.h (build_objc_string): Delete prototype.
2460 * objc/objc-tree.def: Delete OBJC_STRING_CST.
2461 * c-lex.c (yylex): Use build_string for all three kinds of strings.
2463 * c-parse.in, objc/objc-act.c: Update commentary.
2465 2000-08-03 Mark Mitchell <mark@codesourcery.com>
2467 * extend.texi: Fix typo in last change.
2469 * extend.texi: Add commentary on statement-expressions and their
2470 interactions with C++.
2472 2000-08-03 Nick Clifton <nickc@cygnus.com>
2474 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
2475 * dwarf.h (LANG_JAVA): Change value to 0x000b.
2477 2000-08-03 Anthony Green <green@cygnus.com>
2479 * dwarf2out.c (gen_compile_unit_die): Add java language support.
2480 (add_bound_info): Check for java language.
2481 (is_java): New function.
2482 * dwarfout.c (output_compile_unit_die): Ditto.
2483 * dwarf.h (dwarf_source_language): Add java source language type.
2484 * dwarf2.h (dwarf_source_language): Ditto.
2486 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
2488 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
2491 * i386.c (ix86_expand_branch): Mode of comparison in
2492 IF_THEN_ELSE is VOIDmode.
2494 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
2496 * gengenrtl.c, rtl.c: Avoid #elif.
2498 2000-08-03 Michael Poole <poole@troilus.org>
2500 * tm.texi (Register Classes): Clarify order of sub-initializers
2501 in REG_CLASS_CONTENTS.
2503 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2505 From SAITOH Masanobu:
2506 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
2508 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
2510 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
2511 is not supported by tradcpp and isn't actually needed for cygwin.
2513 2000-08-03 Kazu Hirata <kazu@hxi.com>
2515 * h8300.c: Fix a comment typo.
2516 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
2518 * jump.c: Fix formatting.
2520 * toplev.c: Fix formatting.
2522 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
2524 * flow.c (find_auto_inc): Verify that we've got a REG before
2525 peeking at its regno. Fail, don't abort if we can't find
2526 the increment of the desired register.
2528 * pa.md (shadd height reduction patterns/splitters): Remove.
2530 2000-08-02 Jim Wilson <wilson@cygnus.com>
2532 * config/ia64/ia64-protos.h (flag_ssa): Declare.
2533 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
2535 2000-08-02 Mark Mitchell <mark@codesourcery.com>
2537 * dce.c: Remove all uses of assert.
2538 * dwarf2out.c: Likewise.
2539 * dwarfout.c: Likewise.
2542 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
2544 * gcc.h (lang_specific_driver): Constify second argument.
2545 * gcc.c (translate_options, process_command, main): Likewise.
2546 Constify variables to match. Cast second argument to
2549 * cppspec.c, gccspec.c: Adjust type of second argument to
2550 lang_specific_driver, and update code as necessary.
2552 2000-08-02 Jakub Jelinek <jakub@redhat.com>
2554 * loop.c (scan_loop): Ensure update_end label does not
2555 go away until reg_scan_update is run.
2557 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
2559 * c-common.h: Prototype min_precision and c_build_qualified_type here...
2560 * c-tree.h: ... not here.
2561 * errors.h: Prototype fancy_abort.
2563 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
2564 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
2565 * regrename.c (regrename_optimize): Make control flow explicit.
2566 (replace_reg_in_block): Initialize reg_use to 0.
2568 * i386.c (legitimate_address_p): Rename error label to
2569 report_error to avoid namespace clash.
2571 2000-08-02 Kazu Hirata <kazu@hxi.com>
2573 * fold-const.c: Fix formatting.
2575 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
2577 * i386.c (legitimate_address_p): Accept other bases than
2578 pic_offset_table_rtx for GOTOFF constructs.
2580 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
2582 * i386.md (shift to lea splitter): Use const_int_operand.
2584 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
2586 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
2587 cppspec.c: Do not use 'legal' or 'illegal' in error messages
2590 * cppmain.c (cb_define, cb_undef): Don't generate any output
2591 if not done_initializing.
2592 * cpplex.c (maybe_paste_with_next): When the token after a ##
2593 is an omitted rest argument, only delete the token before it
2594 if that token is a comma. Do not warn about bogus token
2595 pastes for , ## rest_arg.
2598 * cpp.1: Regenerate.
2600 2000-08-02 Fred Fish <fnf@be.com>
2602 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
2603 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
2606 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
2607 Be directories to search path.
2609 Remove support for __declspec(dllimport) and __declspec(dllexport).
2610 This is leftover cruft from the earlier BeOS gcc port when BeOS
2611 used Microsoft's PE object file format.
2612 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
2613 * config/i386/t-beos (winnt.o): Remove Makefile frag.
2614 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
2615 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
2616 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
2617 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
2618 (REDO_SECTION_INFO_P): Remove.
2619 (ASM_EXPORT_DECL): Remove.
2620 (ASM_DECLARE_FUNCTION_NAME): Remove.
2621 (ASM_DECLARE_OBJECT_NAME): Remove.
2622 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
2623 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
2624 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
2625 (STRIP_NAME_ENCODING): Remove.
2627 Remove support for obsolete version of BeOS that is no longer
2629 * configure.in (i*86-*-beospe*): Remove.
2630 * config/i386/beos-pe.h: Remove.
2632 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
2633 Mark Mitchell <mark@codesourcery.com>
2635 * Makefile.in (OBJS): Added dce.o.
2636 (ssa.o): Updated target to include ssa.h.
2638 (toplev.o): Likewise.
2639 (dce.o): Created target.
2640 * basic-block.h: Added comments.
2641 (INVALID_BLOCK): Added definition.
2642 (connect_infinite_loops_to_exit): Added declaration.
2643 Moved SSA declarations to ssa.h.
2644 * flow.c: Added inclusion of ssa.h.
2645 (struct depth_first_search_dsS, depth_first_search_ds):
2647 (compute_immediate_postdominators): Added definition.
2648 (connect_infinite_loops_to_exit): Likewise.
2649 (flow_dfs_compute_reverse_init): Likewise.
2650 (flow_dfs_compute_reverse_add_bb): Likewise.
2651 (flow_dfs_compute_reverse_execute): Likewise.
2652 (flow_dfs_compute_reverse_finish): Likewise.
2653 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
2654 (LABEL_P): Added definition.
2657 (BARRIER_P): Likewise.
2658 (JUMP_TABLE_DATA_P): Likewise.
2659 (INSN_DEAD_CODE_P): Likewise.
2660 * ssa.c: Replaced inclusions with ssa.h inclusion.
2661 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
2662 (rename_registers): Removed unnecessary variables.
2663 * ssa.h: Created by moving declarations from ssa.c and
2665 * timevar.def: Defined TV_DEAD_CODE_ELIM.
2666 * toplev.c: Added ssa.h inclusion.
2667 (dump_file_index): Added DFI_dce.
2668 (dump_file): Added "dce" entry.
2670 (f_options): Added dce entry.
2671 * invoke.texi: Document -fdce. Emphasize experimental status of
2675 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
2677 * cpperror.c (v_message): Split into _cpp_begin_message and
2678 v_message macro. All callers updated.
2679 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
2682 * cppfiles.c (cpp_syshdr_flags): New function.
2683 (read_include_file): Don't call cpp_output_tokens. Call
2685 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
2686 (cpp_reader_init): Don't initialize token_buffer. Call
2687 _cpp_init_internal_pragmas.
2688 (cpp_cleanup): Don't clear token_buffer.
2689 (cpp_start_read): Don't worry about output from -D processing.
2690 Don't call cpp_output_tokens.
2691 (cpp_finish): Don't dump macros here. Don't call
2693 * cppmacro.c (_cpp_dump_definition): Rename
2694 cpp_dump_definition. Write directly to a FILE *.
2695 (dump_funlike_macro): Delete.
2696 (dump_macro_args): New.
2698 * cpplex.c (TOKEN_LEN): Convert to inline function.
2699 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
2700 cpp_scan_line, _cpp_dump_list): Delete.
2701 (cpp_printf, cpp_output_list): New.
2702 (output_line_command): Don't worry about entering or leaving files.
2703 (cpp_scan_buffer): Just output each token as we hit it.
2704 (process_directive): Don't call cpp_output_tokens.
2705 (_cpp_glue_header_name): Don't use token_buffer.
2706 (output_token, dump_param_spelling): Write directly to a FILE *.
2708 * cpplib.c (pass_thru_directive, dump_macro_name,
2709 pragma_dispatch, do_pragma_gcc): Delete.
2710 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
2711 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
2713 (do_error, do_warning, pragma_dependency): Call
2714 _cpp_begin_message, then cpp_output_list.
2715 (cpp_register_pragma, cpp_register_pragma_space,
2716 _cpp_init_internal_pragmas): New.
2717 (do_pragma): Walk the pragmas table here.
2718 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
2719 do_pragma_dependency): Return void.
2720 (do_pragma_implementation): Moved to cppmain.c.
2722 * cpplib.h: Update prototypes.
2723 (struct cpp_reader): Remove printer, token_buffer,
2724 token_buffer_size, and limit. Add struct cb, and pragmas.
2725 (struct cpp_printer): Remove last_id and written.
2726 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
2727 CPP_ADJUST_WRITTEN): Delete.
2728 * cpphash.h: Update prototypes.
2729 (ufputs): New wrapper.
2731 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
2732 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
2733 (main): Set up callbacks. Register #pragma implementation.
2734 Dump macros from here.
2736 2000-08-01 Geoff Keating <geoffk@cygnus.com>
2738 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
2739 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
2740 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
2741 insns if they have a REG_MAYBE_DEAD note attached.
2742 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
2743 (rs6000_emit_load_toc_table): TOC loads may go dead.
2745 2000-08-01 Jim Wilson <wilson@cygnus.com>
2747 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
2748 type exists before using it. Use number of words as alignment
2750 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
2751 ia64_va_arg): Propagate ia64_function_args changes here.
2753 2000-08-01 Richard Henderson <rth@cygnus.com>
2755 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
2756 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2758 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
2760 From Joern Rennecke:
2761 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
2762 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
2763 unless TARGET_SH3E is set.
2764 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
2766 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
2767 (ashlsi3_std): New pattern.
2768 (ashlsi3 expander): Use it for TARGET_SH3.
2769 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
2771 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
2773 * loop.c (canonicalize_condition): Use destination, not source to
2774 determine SET's mode.
2776 2000-07-31 Mark Mitchell <mark@codesourcery.com>
2778 * flow.c (clear_log_links): Fix typo.
2780 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
2782 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
2783 on targets which need more than one insn for a compare/cbranch
2786 2000-07-31 Jim Wilson <wilson@cygnus.com>
2788 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
2789 when computing offset.
2791 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
2793 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
2795 2000-07-31 Geoff Keating <geoffk@cygnus.com>
2797 * flow.c (clear_log_links): Nuke global_live_at_start and
2798 global_live_at_end data, since if the log_links stuff is invalid
2799 so is global_live_at_*.
2801 2000-07-31 Richard Henderson <rth@cygnus.com>
2803 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
2805 2000-07-31 Jakub Jelinek <jakub@redhat.com>
2807 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
2808 (_cpp_get_token): Don't macro expand a just pasted token if it
2809 was pasted at no_expand_level.
2811 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
2813 * cppmacro.c (find_param, count_params, save_expansion):
2814 Permit 'defined' as a macro parameter name.
2816 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
2818 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
2819 xcpp to cpp throughout.
2820 (native): Remove unnecessary dependency on cpp.
2822 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
2823 tradcpp to tradcpp0.
2824 (.i spec): Add missing output-file spec to cc1 command line.
2825 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
2827 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
2829 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
2830 (implicit_decl_warning): New function.
2831 (implicitly_declare): Use it.
2832 * c-typeck.c (build_external_ref): Use implicit_decl_warning
2833 to complain about implicit decls of builtins.
2835 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
2836 based on pedantic && flag_isoc99, if not already set.
2837 * c-tree.h: Declare mesg_implicit_function_declaration.
2838 Prototype implicit_decl_warning.
2840 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
2842 * Makefile.in (ssa.o): Updated header files in dependences.
2843 * basic-block.h: Added compute_immediate_postdominators declaration.
2844 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
2846 * flow.c (compute_immediate_dominators): Updated comment.
2847 (compute_immediate_postdominators): Added definition.
2848 * rtl.h (HARD_REGISTER_P): Added definition.
2849 * ssa.c: Include additional header files.
2850 (assert): Added definition.
2851 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
2852 include select hard registers.
2853 (ssa_rename_to_insert): Likewise.
2854 (ssa_rename_from_initialize): Likewise.
2855 (ssa_rename_from_lookup): Likewise.
2856 (original_register): Likewise.
2857 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
2858 include select hard reigsters.
2859 (ssa_rename_from_traverse): Likewise.
2860 (ssa_rename_from_free): Likewise.
2861 (ssa_rename_from_print): Likewise.
2862 (ssa_rename_from_print_1): Likewise.
2863 (ssa_rename_from_hash_function): Likewise.
2864 (ssa_rename_from_equal): Likewise.
2865 (ssa_rename_from_delete): Likewise.
2866 (simplify_to_immediate_dominators): Removed in favor of
2867 flow.c:compute_immediate_dominators.
2868 (find_evaluations_1): Modified to work with hard registers.
2869 (insert_phi_node): Likewise.
2870 (insert_phi_nodes): Likewise.
2871 (struct rename_set_data): Updated prev_reg comment.
2872 (create_delayed_rename): Modified to work with hard registers.
2873 (RENAME_NO_RTX): Updated comment.
2874 (apply_delayed_renames): Modified to work with hard registers.
2875 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
2876 (rename_block): Updated to use revised ssa_rename_to interface.
2877 (rename_registers): Updated to use revised ssa_rename_to and
2878 ssa_rename_from interface.
2879 (convert_to_ssa): Revised to use compute_immediate_dominators and
2880 deal with hard registers.
2881 (make_regs_equivalent_over_bad_edges): Modified to work with hard
2882 registers. Added check for illegal unification of hard register.
2883 (make_equivalent_phi_alternatives_equivalent): Modified to work
2884 with hard registers.
2885 (compute_conservative_reg_partition): Likewise.
2886 (coalesce_if_unconflicting): Modified to work with hard registers
2887 and check for conflicting hard registers.
2888 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
2890 (rename_equivalent_regs_in_insn): Modified to work with hard
2892 (record_canonical_element_1): Added definition.
2893 (check_hard_regs_in_partition): Added definition.
2894 (convert_from_ssa): Added data structure deallocation and check
2895 for illegal hard register unification.
2896 (conflict_hard_regs_p): Added definition.
2897 * toplev.c (rest_of_compilation): Added comment.
2899 2000-07-31 Anthony Green <green@redhat.com>
2901 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
2903 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
2905 * builtins.c (expand_builtin_apply): Don't defer pop during
2908 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2910 * calls.c (combine_pending_stack_adjustment_and_call): Only use
2911 preferred_unit_stack_boundary when it is > 1.
2913 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
2915 * c-common.c (init_function_format_info): Add C99 format functions
2918 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
2919 void' or 'register void' as being the special case of 'void' alone
2920 in a parameter list.
2922 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
2923 discarding qualifiers into a plain warning.
2925 2000-07-31 Kazu Hirata <kazu@hxi.com>
2927 * combine.c: Fix formatting.
2929 * h8300.md: Fix formatting.
2931 * local-alloc.c: Fix formatting.
2933 * h8300.c (get_shift_alg): Remove the variable alg.
2934 (emit_a_shift): Rearrange code to improve readability.
2936 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
2938 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
2939 HImode on all architectures and a combination of HImode and SImode
2940 on H8/300H and H8/S.
2942 * h8300.c (split_adds_subs): Rearrange code for conciseness.
2944 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
2946 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
2949 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
2951 * recog.c (extract_insn): Set operand_mode according to
2952 operand if match_operand is VOIDmode.
2954 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
2956 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
2958 2000-07-31 Geoff Keating <geoffk@cygnus.com>
2960 * c-parse.in (extdefs): Call ggc_collect between external
2963 2000-07-30 Michael Hayes <mhayes@cygnus.com>
2964 Richard Henderson <rth@cygnus.com>
2966 * Makefile.in (OBJS): Add doloop.o.
2967 * doloop.c: New file.
2969 * final.c (insn_current_reference_address): Return 0 before final.
2970 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
2971 * jump.c (any_uncondjump_p): Likewise.
2972 * loop.c (indirect_jump_in_function): Make static.
2973 (strength_reduce): Call doloop_optimize.
2974 (insert_bct, instrument_loop_bct): Remove.
2975 * loop.h (doloop_optimize): Prototype.
2976 * recog.c (split_all_insns): Split all INSN_P.
2977 * toplev.c (flag_branch_on_count_reg): Default on.
2979 * config/c4x/c4x.c (c4x_optimization_options): Don't set
2980 flag_branch_on_count_reg.
2981 * config/i386/i386.c (override_options): Likewise.
2982 * config/rs6000/rs6000.c (optimization_options): Likewise.
2984 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
2986 (dbra_ge): Remove, as well as all it's splitters.
2988 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
2991 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
2992 (ia64_register_move_cost): Declare.
2993 * config/ia64/ia64.c (ar_lc_reg_operand): New.
2994 (struct ia64_frame_info): Add ar_size.
2995 (ia64_compute_frame_size): Set it.
2996 (save_restore_insns): Save and restore ar.lc.
2997 (ia64_register_move_cost): New, moved from header file. Handle
2998 application registers.
2999 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
3000 (emit_insn_group_barriers): Special case doloop_end_internal.
3001 (ia64_epilogue_uses): Mark ar.lc live at end.
3002 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
3003 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
3004 (FIRST_PSEUDO_REGISTER): Make room.
3005 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
3006 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
3007 (REG_ALLOC_ORDER): Update.
3008 (HARD_REGNO_MODE_OK): Update.
3009 (REGISTER_NAMES): Update.
3010 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
3011 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
3012 (REGNO_REG_CLASS): Update.
3013 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
3014 (REGISTER_MOVE_COST): Move out of line.
3015 (PREDICATE_CODES): Update.
3016 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
3017 (addsi3_plus1_alt, adddi3_plus1_alt): New.
3018 (shladd_elim splitter): Allow constants in the predicate.
3019 (doloop_end, doloop_end_internal): New.
3021 2000-07-30 Richard Henderson <rth@cygnus.com>
3023 * genattrtab.c (struct insn_def): Add lineno member.
3024 (struct insn_ent): Likewise.
3025 (struct attr_desc): Likewise.
3026 (struct delay_desc): Likewise.
3027 (struct function_unit_op): Likewise.
3028 (struct function_unit): Likewise.
3029 (check_attr_value): Use message_with_line.
3030 (check_defs): Likewise.
3031 (expand_units): Likewise.
3032 (check_attr_test): Take a lineno argument.
3033 (gen_attr): Likewise.
3034 (gen_insn): Likewise.
3035 (gen_delay): Likewise.
3036 (gen_unit): Likewise.
3037 (main): Give it to them.
3038 (convert_set_attr_alternative): Take an insn_def argument
3039 instead of num_alt and insn_index.
3040 (convert_set_attr): Likewise.
3041 (write_test_expr): Protect INSN_ADDRESSES load
3042 with INSN_ADDRESSES_SET_P.
3044 2000-07-30 Richard Henderson <rth@cygnus.com>
3046 * flow.c (init_propagate_block_info): Use pc_set.
3048 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
3050 * i386.md (*lea_general_[123]) New insns and splits.
3051 (addsi3 to lea splitter): Handle other modes too.
3052 (shlsi3 to lea splitter): Likewise.
3053 (addhi_1_lea, shlhi_1_lea): New patterns.
3054 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
3056 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
3058 * recog.c (general_operand, nonimmediate_operand): Accept
3059 any mode for VOIDmode CONSTANT_P operands.
3061 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
3063 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
3064 instead of replace_rtx.
3065 * recog.c (validate_replace_rtx_subexp): New function.
3066 * recog.h (validate_replace_rtx_subexp): Declare.
3068 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
3070 * combine.c (simplify_set, make_extraction, make_compound_operation
3071 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
3072 as force_to_mode argument.
3074 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
3076 * combine.c (if_then_else_cond): Be sure that mode fits in
3079 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
3081 * combine.c (record_promoted_value): Allow bitsize of mode
3082 to be equivalent to HOST_BITS_PER_WISE_INT.
3084 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
3086 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
3087 Do not call gen_mode_alignment when mode is BLKmode.
3089 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
3091 * loop.c (express_from_1): Fix call of simplify_gen_binary.
3093 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
3095 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
3096 VOIDmode implies both operands to be VOIDmode.
3097 (simplify_ternary_operation): Compute properly the mode of comparison.
3098 * combine.c (combine_simplify_rtx): Likewise.
3100 2000-07-25 Michael Hayes <mph@paradise.net.nz>
3102 * basic-block.h (struct loops): New field rc_order.
3103 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
3104 (flow_loops_free): Free rc_order.
3105 (flow_depth_first_order_compute): New parameter rc_order.
3106 (flow_loops_find): Allocate rc_order and swap usage with
3109 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3110 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3112 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
3113 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
3114 (nodb_call, return_from_epilogue): Likewise.
3115 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
3116 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
3117 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
3118 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
3119 (c4x_valid_type_attribute_p): Likewise.
3120 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
3121 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
3123 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3125 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
3126 and loadhi_big_constant if applicable.
3127 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
3128 and add new splitter.s
3130 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3132 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
3134 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3136 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
3138 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3140 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
3142 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3144 * config/c4x/libgcc.S (divqf3): Improve accuracy.
3146 2000-07-27 Mark Mitchell <mark@codesourcery.com>
3148 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
3149 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
3150 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
3151 (get_prev_bb_note): Likewise.
3152 (remove_scope_notes): Likewise.
3153 * flow.c (commit_one_edge_insertion): Likewise.
3154 (merge_blocks_nomove): Likewise.
3155 (verify_flow_info): Likewise.
3156 * gcse.c (insert_insn_end_bb): Likewise.
3157 * reg-stack.c (emit_swap_insn): Likewise.
3158 * ssa.c (first_insn_after_basic_block_note): New function.
3159 (insert_phi_node): Use it.
3160 (rename_block): Likewise.
3161 (eliminate_phi): Likewise.
3162 (make_regs_equivalent_over_bad_edges): Likewise.
3163 (make_equivalent_phi_alternatives_equivalent): Likewise.
3164 (for_each_successor_phi): Likewise.
3165 (convert_from_ssa): Modify phi-node deletion algorithm.
3167 2000-07-29 Andreas Jaeger <aj@suse.de>
3169 * configure.in (mips*-*-linux*): Use mips*el to check for little
3170 endian MIPS, add tmake_file.
3172 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
3173 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
3174 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
3176 2000-07-28 Richard Henderson <rth@cygnus.com>
3178 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
3179 Sign extend mode size before negating.
3181 2000-07-28 Richard Henderson <rth@cygnus.com>
3183 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
3185 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
3187 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
3188 (cse_insn): Likewise.
3189 (addr_affects_sp_p): Likewise.
3190 * expr.c (move_by_pieces): Likewise.
3191 (clear_by_pieces): Likewise.
3192 * gcse.c (oprs_unchanged_p): Likewise.
3193 * haifa-sched.c (sched_analyze_2): Likewise.
3194 * recog.c (offsettable_address_p): Likewise.
3195 * regclass.c (record_address_regs): Likewise.
3196 * reload.c (find_reusable_reload): Likewise.
3197 (push_reload): Likewise.
3198 (operands_match_p): Likewise.
3199 (decompose): Likewise.
3200 (find_reloads_address_1): Likewise.
3201 (find_inc_amount): Likewise.
3202 * reload1.c (elimination_effects): Likewise.
3203 * resource.c (mark_set_resources): Likewise.
3204 * flow.c (attempt_auto_inc): New function; mostly broken out
3206 (find_auto_inc): Split into two functions and enhanced to
3207 generate POST_MODIFY.
3208 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
3209 * rtl.h (count_all_occurrences): Declare.
3210 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
3212 * rtlanal.c (count_all_occurrences): New function.
3213 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
3214 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
3216 * config/ia64/ia64-protos.h (destination_operand): Declare.
3217 * config/ia64/ia64.c (destination_operand): New function.
3218 (ia64_print_operand): Handle POST_MODIFY.
3219 (rtx_needs_barrier): Likewise.
3220 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
3221 (HAVE_POST_MODIFY_REG): Define to 1.
3222 (MAX_REGS_PER_ADDRESS): Change to 2.
3223 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
3224 (LEGITIMATE_ADDRESS_REG): New helper macro.
3225 (LEGITIMATE_ADDRESS_DISP): Likewise.
3226 (PREDICATE_CODES): Add entry for destination_operand.
3227 * config/ia64/ia64.md (all mov patterns): Use destination_operand
3228 predicate for operand 0.
3230 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3232 * dwarf2out.c: Indent #error directive.
3234 * gbl-ctors.h: Fix typo in comment.
3235 (__do_global_ctors): Prototype.
3237 * gcse.c (record_one_set, pre_delete): Remove unused variables.
3239 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
3240 (print_operand): Initialize variable `t'.
3242 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
3244 * config/arm/arm.md ("call_value"): removed constraints.
3245 Constraints are ignored in expanders.
3246 (*call_value_reg): split =rf into various constraints.
3247 (*call_value_mem): same
3248 (*call_value_symbol): same
3249 (*sibcall_value_insn): same
3251 2000-07-28 Philipp Thomas <pthomas@suse.de>
3253 * install.texi (--enable-nls): Change the description of the NLS
3254 related configure options to match the current state.
3255 (--with-included-gettext): Likewise.
3256 (--enable-maintainer-mode): New description added.
3257 * extend.texi (-fstrict-prototype): Add missing '.'.
3259 2000-07-27 Jim Wilson <wilson@cygnus.com>
3261 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
3262 DECL_INITIAL (decl) == NULL_TREE.
3264 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
3266 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
3267 on insn-attr.h with it.
3268 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
3269 * insn-addr.h: New header.
3270 (insn_addresses_): Renamed from insn_addresses.
3271 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
3272 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
3273 INSN_ADDRESSES_NEW): New macros.
3274 * genattrtab.c (write_test_expr): Use new macros.
3275 * final.c (insn_addresses, init_insn_lengths): Likewise.
3276 (align_fuzz, shorten_branches): Likewise.
3277 (final): Likewise. Do not reject new insns if their addresses
3278 have been added to INSN_ADDRESSES.
3279 * config/arm/arm.c, config/avr/avr.c: Use new macros.
3280 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
3281 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
3282 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
3283 * config/sh/sh.c: Likewise.
3284 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
3286 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
3288 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
3290 * gcc.c (struct prefix_list): Add member priority.
3291 (enum path_prefix_priority): Declare.
3292 (add_prefix): Replace ``first'' with ``priority''. Append new
3293 entry but keep list in priority order.
3294 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
3295 PREFIX_PRIORITY_LAST to add_prefix.
3296 (process_command): Move include kludge - foo/stageN - to before
3299 2000-07-27 Jason Merrill <jason@redhat.com>
3301 * dwarf2out.c (gen_typedef_die): Abort if we get identical
3302 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
3304 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
3306 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
3307 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
3309 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
3311 * c-decl.c (finish_function): Don't treat 'main' specially unless
3312 flag_hosted. In C99 mode, return 0 from 'main' unless
3313 DEFAULT_MAIN_RETURN is otherwise defined.
3315 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
3316 parameters defaulting to int in an old-style function definition.
3318 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3320 * c-parse.in (string): For -Wtraditional, warn about string
3321 concatenation only once per line.
3323 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
3325 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
3326 for HI-UX/WE2 systems.
3328 2000-07-24 Bruce Korb <bkorb@gnu.org>
3330 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
3331 defining the __xxx_TYPE__ macros.
3332 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
3333 * fixincl/fixlib.h: don't need to include "tm.h" anymore
3334 * fixincl/inclhack.def(type_map): now obsolete
3336 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
3338 * cpp.texi: Append a trailing full-stop to xrefs where needed.
3340 2000-07-26 Dave Pitts <dpitts@cozx.com>
3342 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
3344 (mvs_hash_alias): New function.
3345 (mvs_add_alias): Change argument spacing.
3346 (mvs_need_alias): Change aliasing criteria. Added documentation.
3347 (mvs_get_alias): Change to use hashed name. The hashed name prevents
3348 CSECT name collisions.
3349 (mvs_check_alias): Likewise.
3350 (handle_pragma): Change documentation.
3351 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
3352 mode from SImode to DImode.
3353 (iorhi3): Changed LTORG size for insn.
3355 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
3357 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
3358 mem if the address is a mode_dependent_address_p.
3360 2000-07-26 Kazu Hirata <kazu@hxi.com>
3362 * h8300.c (print_operand): Print ":8" when the 'R' operand is
3363 suitable for 8-bit absolute.
3364 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
3365 (OK_FOR_U): Add a case for the 8-bit constant address on the
3368 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
3370 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
3371 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
3372 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
3373 lack of implemented alignment.
3375 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
3377 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
3378 cross-compiling between 64-bit and 32-bit machines.
3380 2000-07-27 Richard Henderson <rth@cygnus.com>
3382 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
3383 (movhicc_astep, movhi_internal_astep): New.
3384 (movsicc_astep, movsi_internal_astep): New.
3385 (movdicc_astep, movdi_internal_astep): New.
3386 (movsfcc_astep, movsf_internal_astep): New.
3387 (movdfcc_astep, movdf_internal_astep): New.
3388 (movxfcc_astep, movxf_internal_astep): New.
3389 (cmovdi_internal_astep, cmovsi_internal_astep): New.
3390 Unify the cmov[ds]i splitters.
3392 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
3394 * real.c (asctoeg): Rename `error' label to unexpected_char_error
3396 2000-07-26 Nick Clifton <nickc@cygnus.com>
3398 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
3399 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
3401 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
3402 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
3404 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
3406 * c-decl.c (finish_enum): Convert enumerations that fit in an
3408 (build_enumerator): In pedantic mode, cast to `int' those that
3411 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
3413 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
3415 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
3417 * sh.md (cmpgtdi_t): Must be split.
3418 (cmpgtdi_t+1): New splitter.
3420 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
3422 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
3423 warnings for indented directives even if we are skipping.
3425 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
3427 * invoke.texi (strict-prototypes): Remove.
3428 * extend.texi (Deprecated Features): Add strict-prototypes.
3429 (Backwards Compatibility): New node.
3431 2000-07-25 Jakub Jelinek <jakub@redhat.com>
3433 * config/i386/i386.md (andsi_1+1): Allow HImode.
3434 (andsi_1+2): Require q_regs_operand.
3436 2000-07-25 Jakub Jelinek <jakub@redhat.com>
3438 * config/i386/i386.md (call_pop): Check operands[0],
3439 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
3441 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
3442 (call_value): Likewise.
3444 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
3446 * toplev.c (pipe_closed): Delete.
3447 (crash_signal): New. Generate ICE for a fatal signal.
3448 (float_signal): Call crash_signal outside a float-handler
3450 (main): Install crash_signal as handler for core-dumping signals.
3452 2000-07-25 David Edelsohn <edelsohn@gnu.org>
3454 * rs6000.c (print_operand, case 'T'): New case.
3456 * rs6000.md (call_indirect_aix32): Convert to expander of
3457 scheduled instructions.
3458 (call_indirect_aix64): Likewise.
3459 (call_value_indirect_aix{32,64}): Likewise.
3460 (call, call_value): Invoke expanders for AIX. Fall through to
3462 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
3463 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
3464 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
3465 only "g" constraint.
3466 (call_nonlocal_aix64): Likewise.
3467 (call_value_nonlocal_aix{32,64}): Likewise.
3468 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
3470 (call_value_nonlocal_sysv): New pattern.
3471 (indirect_jump{si,di}): Use new 'T' modifier.
3472 (tablejump{si,di} matchers): Likewise.
3473 (return_internal_{si,di}): Likewise.
3474 (return_eh_{si,di}): Likewise.
3476 2000-07-24 Richard Henderson <rth@cygnus.com>
3478 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
3479 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
3480 * config/ia64/ia64.md (movdi_internal): Use it.
3482 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
3484 * cppexp.c: Warn about unary + if -Wtraditional.
3485 * cpplex.c (lex_line): Always set BOL on the first token of a line.
3487 2000-07-24 Michael Meissner <meissner@redhat.com>
3489 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
3492 2000-07-24 Nick Clifton <nickc@cygnus.com>
3494 * config/arm/arm.c (emit_multi_reg_push): Generate a
3495 REG_FRAME_RELEATED_NOTE that is compatable with the code in
3496 dwarf2out_debug_frame_expr.
3498 2000-07-24 Jason Merrill <jason@redhat.com>
3500 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
3501 UNALIGNED_INT_ASM_OP.
3502 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
3503 a location expression.
3504 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
3505 assume indirect access if we're saving the CFA address exactly.
3507 * Makefile.in (bootstrap): Move -BstageN/ to the end.
3509 2000-07-24 Jakub Jelinek <jakub@redhat.com>
3511 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
3514 2000-07-24 Michael Meissner <meissner@redhat.com>
3516 * invoke.texi (D30V Options): Add d30v options.
3518 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
3520 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
3521 needed by our gcse pass anymore.
3522 (free_pre_mem): Corresponding changes.
3523 (compute_pre_data): Do not call compute_transpout anymore.
3525 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
3526 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
3529 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
3530 (compute_pre_data): Do it here instead.
3532 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
3534 (pre_delete): Corresponding changes.
3536 2000-07-23 Mark Mitchell <mark@codesourcery.com>
3538 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
3539 to figure out whether or not a variable has already been emitted.
3541 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
3543 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
3544 instead of gen_call.
3546 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
3548 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
3550 2000-07-23 Kazu Hirata <kazu@hxi.com>
3552 * h8300.c: Fix formatting.
3554 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
3556 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
3557 for `long' switch expression into a plain warning.
3559 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
3560 (yylex): Don't pedwarn for "inline" in C99 mode.
3562 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
3564 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
3565 ggc_alloc): Likewise.
3566 * bb-reorder.c (dump_scope_forest_1): Likewise.
3568 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
3570 * reload.c (find_reloads_toplev): Add new parameter
3572 (find_reloads): Add new parameter to find_reloads_toplev calls.
3574 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
3576 * collect2.c (main): Typo fixed.
3577 * diagnostic.c: Typo fixed.
3578 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
3579 * eh-common.h: Typo fixed.
3580 * emit-rtl.c (start_sequence): Typo fixed.
3581 * flow.c (find_label_refs): Typo fixed.
3582 (calculate_global_regs_live): Typo fixed.
3583 (mark_regno_cond_dead): Typo fixed.
3584 (create_edge_list): Typos fixed.
3585 (verify_edge_list): Typo fixed.
3586 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
3587 * loop.c (strength_reduce): Typo in function name fixed.
3588 * rtl.h: Added comments. Typo in function name fixed.
3589 * rtlanal.c: Typo in function name fixed.
3590 (insn_dependant_p): Rename to ...
3591 (insn_dependent_p): ... this.
3592 (computed_jumo_p): Typo fixed.
3594 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3596 * system.h (__FUNCTION__): Wrap definition in #ifndef.
3598 2000-07-21 David Edelsohn <edelsohn@gnu.org>
3600 * rs6000.h (SIZE_TYPE): Define.
3602 2000-07-21 Mark Mitchell <mark@codesourcery.com>
3604 * ssa.c (rename_insn_1): Don't rename registers that are
3607 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
3609 * diagnostic.c (trim_filename, fancy_abort): Moved here from
3611 (fatal_function, set_fatal_function): Removed.
3612 (fatal): Don't prepare for or call the fatal_function.
3613 (diagnostic_lock, error_recursion): New.
3614 (diagnostic_for_decl, report_diagnostic): Guard against
3615 re-entering the error reporting routines.
3616 (fancy_abort): Assume function is not NULL.
3618 * errors.c (fancy_abort): New. Assume function is not NULL.
3619 * tradcpp.c (fancy_abort): Assume function is not NULL.
3621 * system.h: Provide default definition of __FUNCTION__.
3622 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
3623 Always use __FUNCTION__ in definition of abort.
3625 * varray.h: Likewise.
3626 * toplev.h: Likewise. Don't prototype set_fatal_function.
3628 2000-07-20 Geoff Keating <geoffk@cygnus.com>
3630 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
3632 * glimits.h: Don't do #if defined for ARCH_PPC.
3634 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
3635 constants of size no larger than a pointer should go in the TOC.
3636 Add 'MODE' parameter.
3637 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
3638 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
3639 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
3640 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
3641 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
3642 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
3643 (rs6000_legitimize_address): Likewise.
3644 (rs6000_emit_move): Likewise.
3645 (rs6000_select_rtx_section): Likewise.
3646 (output_toc): Deal properly with outputting small constants like
3647 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
3648 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
3649 MODE parameter. Put small constants in the TOC.
3651 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
3653 (rs6000_emit_move): When reload calls us with an illegitimate
3654 address, exit early. Move the change_address calls to one place
3655 at the end of the routine. Merge the SImode and DImode expanders.
3656 When called by reload to put an integer into a FP register, force
3659 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
3661 (rs6000_hash_constant): Hash mode too.
3662 (toc_hash_function): Allow for key_mode.
3663 (toc_hash_eq): Structures are different if key_mode differs.
3664 (output_toc): Add 'mode' parameter. Save key_mode.
3665 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
3666 Pass 'mode' parameter.
3667 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
3669 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
3670 for vtable references.
3672 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
3673 choice, don't put integer values in FP regs.
3675 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
3677 * flow.c (verify_flow_info): Revamp code to verify that the
3678 head and end of each basic block are in the insn chain.
3680 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
3682 * gcse.c (record_one_set): Prepend instead of append onto
3683 reg_set_table, making it O(n) instead O(n^2).
3684 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
3685 Use a queue instead of a stack as worklist.
3687 2000-07-20 Kazu Hirata <kazu@hxi.com>
3689 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
3690 * h8300.h (OK_FOR_T): New.
3691 (EXTRA_CONSTRAINT): Support OK_FOR_T.
3692 * h8300.md: Use inc/dec.[wl] for increment/decrement
3693 by 1 and 2 in HI and SI modes.
3695 2000-07-20 Jim Wilson <wilson@cygnus.com>
3697 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
3698 larger than 14 bits.
3700 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
3702 * cppmacro.c (CAN_PASTE_AFTER): New macro.
3703 (count_params): Don't set GNU_REST_ARGS on anything.
3704 (save_expansion): Set PASTE_LEFT only on tokens for which
3705 CAN_PASTE_AFTER is true, or which are named operators.
3707 * cpplex.c (parse_args): Distinguish between a rest argument
3708 given one empty argument, and a rest argument given zero arguments.
3709 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
3710 deletion of previous token based on that.
3711 (get_raw_token): Flatten some control structure.
3713 * cpplib.h (CPP_LAST_EQ): Correct.
3714 (VOID_REST): New token flag.
3715 (GNU_REST_ARGS): Delete.
3717 * tradcpp.c (main): Don't munge -D options.
3718 (make_definition): Bring -D handling in line with cpplib.
3719 (do_define): Strip all leading whitespace from macro definitions.
3721 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
3723 * Makefile.in (tradcpp): Depend on intl.o and version.o.
3725 2000-07-20 Bruce Korb <bkorb@gnu.org>
3727 * fixincl/check.tpl: strip the platform specific types before testing
3728 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
3729 * fixincl/fixincl.tpl: use platform specific types
3730 * fixincl/fixlib.h: include the platform specific types
3731 * fixincl/inclhack.def(gnu_types): don't supply the types
3732 * fixincl/fixincl.x: regen
3734 2000-07-19 Jim Wilson <wilson@cygnus.com>
3736 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
3739 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
3741 * tradcpp.c (rescan): Do not recognize directives when the #
3744 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
3746 Implement C++ named operators.
3748 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
3749 of operators allowed in #if and having an _EQ variant. Add
3750 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
3751 (cpp_token flags): Add NAMED_OP.
3752 (enum node_type): Add T_OPERATOR.
3753 (struct cpp_hashnode): Add code slot to value union.
3754 * cpphash.h (spec_nodes): Remove n_defined.
3756 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
3757 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
3758 (is_macro_disabled): Tweak error messages.
3760 * cpplib.c (get_define_node): Disallow all named operators as
3761 macro names. Tweak error messages.
3762 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
3764 * cppinit.c (builtin_array): Add entries for the named operators.
3765 * cppexp.c (lex): Check for CPP_DEFINED token.
3766 (priority table): Add entries for CPP_MIN and CPP_MAX.
3767 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
3769 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
3771 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
3772 larger than the array of cuids.
3773 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
3776 2000-07-19 Bruce Korb <bkorb@gnu.org>
3778 * fixinc/fixincl.c: Convert to using a table of environment variables
3779 and activate the auto-edit marker on the fixed output files.
3780 * fixinc/fixlib.h: Define the environment table
3781 * fixinc/fixincl.sh: export the ${INPUT} dir
3782 * fixinc/check.tpl: likewise
3784 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
3786 * gcc.c (.h spec): Fix typo.
3788 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
3790 * Makefile.in: Fix tradcif.c path.
3792 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
3794 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
3797 * cpphash.h (TOKEN_NAME): New macro.
3798 (_cpp_spell_operator): Deleted.
3799 (token_spellings): Now _cpp_token_spellings.
3801 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
3802 * cpplex.c: Use OP and TK macros when expanding the
3803 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
3804 store the stringification of the enumeration name (CPP_CHAR,
3805 etc.) in the name slot of token_spellings.
3806 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
3807 token_spellings directly.
3808 * cpplib.c: Use TOKEN_SPELL.
3810 * cpplex.c (_cpp_push_token): If the token being pushed back
3811 is the previous token in this context, just subtract one from
3813 * cppmacro.c (save_expansion): Clear aux field when storing a
3816 2000-07-18 Jakub Jelinek <jakub@redhat.com>
3818 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
3819 buffer, provided it is not NULL.
3821 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
3823 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
3824 case of invalid volatile re-declaration.
3826 2000-07-18 Jakub Jelinek <jakub@redhat.com>
3828 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
3829 (expand_call): Adjust caller.
3831 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
3833 * diagnostic.h (report_diagnostic): Change prototype.
3835 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
3836 diagnostic_for_decl): Change prototype.
3837 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
3838 error, warning, error_with_file_and_line,
3839 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
3840 Adjust call to report_diagnostic, diagnostic_for_decl.
3841 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
3842 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
3844 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
3845 varaible argument list.
3847 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
3849 * cpphash.c: Don't include hashtab.h. Most macro-handling code
3850 moved to cppmacro.c.
3851 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
3852 dump_hash_helper): Delete.
3853 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
3854 cpp_forall_identifiers): New. Implement specialized version of
3855 Vlad's expandable hash table.
3856 (cpp_lookup): Use new functions.
3857 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
3859 * cppmacro.c: New file.
3860 * cppinit.c (dump_macros_helper): New.
3861 (cpp_finish): Iterate over the identifier table directly.
3862 * cpplex.c (parse_name): Calculate the hash of the identifier
3863 while we scan it. Use _cpp_lookup_with_hash when we can.
3865 * cpphash.h: Update prototypes.
3866 (xcnewvec, HASHSTEP): New helper macros.
3867 * cpplib.h: Update prototypes.
3868 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
3869 (cppmacro.o): New rule.
3870 (cpphash.o): Update deps.
3872 * cppmain.c: Do not set pfile->printer if no_output is on.
3874 2000-07-15 Neil Booth <neilb@earthling.net>
3876 * cpplib.c: Change all directive-handler functions to return
3878 * cpphash.h: Update typedefs.
3880 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
3882 * configure: Regenerate.
3884 * extend.texi (Extended Asm): Mention that a memory clobber
3885 does not count as a side-effect.
3887 * unroll.c (copy_loop_body): Fix one instance of using host
3888 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
3891 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
3893 2000-07-17 Richard Henderson <rth@cygnus.com>
3895 * config/ia64/ia64.md (movdi): Split out load address code.
3896 New post-reload splitter for symbolic operands.
3897 (movdi_internal): Abort if we didn't split symbolic operands
3898 when we should have.
3899 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
3900 (ia64_reorg): Split insns when not optimizing.
3901 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
3903 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
3905 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
3906 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
3908 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
3910 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
3912 2000-07-17 Jason Merrill <jason@redhat.com>
3914 * Makefile.in (clean): Remove libgcc directory.
3916 * configure.in (-Wno-long-long check): Use higher-level macros.
3918 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
3920 * simplify-rtx.c (simplify_binary_operation): Recognize
3921 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
3922 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
3923 a CONST_INT, it will always be zero.
3925 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
3927 * loop.c (check_dbra_loop) : Return if more than one condition is
3928 present to control the loop.
3930 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
3932 * mips.c (mips_expand_prologue): Don't calculate the last argument
3933 register unless we need it. When we are calculating this, make
3934 sure FUNCTION_ARG is giving us a REG.
3936 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3938 * flow.c (libcall_dead_p): Use single_set to verify the insn
3939 has only one set and get for analysis.
3940 (propagate_one_insn): Don't pass the PATTERN of the insn.
3942 2000-07-17 Mark Klein <mklein@dis.com>
3944 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
3946 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3948 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
3949 * configure.in (TARGET_GETGROUPS_T): Evaluate.
3950 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
3951 of second argument of getgroups.
3952 * configure, config.in: Rebuilt.
3954 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
3956 * simplify-rtx.c (simplify_relational_operation): Two signed
3957 values with equal high words are less/greater than each other if
3958 their low words are less/greater when considered as unsigned.
3960 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
3962 * configure.in (vax-*-openbsd): Change to new style configuration,
3963 add collect2/float_format information.
3964 * configure: Rebuilt.
3965 * config/vax/openbsd1.h: New.
3966 * config/vax/openbsd.h: New.
3967 * config/vax/t-openbsd: New.
3969 2000-07-17 Chip Salzenberg <chip@valinux.com>
3971 * c-common.c (shorten_compare): Quiet warnings about unsigned
3972 comparisons with zero when they occur in a system header.
3974 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
3976 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
3977 update to describe current practice.
3979 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
3981 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
3982 references to C9X. Change references to -fstd and -flang-isoc9x
3985 * c-common.c (scan_char_table): Allow "z" length modifiers on
3987 (check_format_info): Use TYPE_DOMAIN on the type matched against
3988 for "z" formats, to retrieve the language size_t rather than the
3991 * c-common.c (check_format_info): Do not make a pedantic objection
3992 to the 'L' length modifier if used with a floating point type
3995 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
3996 constants in C99 mode.
3998 2000-07-17 Kazu Hirata <kazu@hxi.com>
4000 * h8300.md: Fix the format of mac.
4001 (movsi_h8300hs): Output a tab after stmac instead of a space.
4003 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
4004 profitable adds/subs sequences.
4006 * fold-const.c: Fix comment typos.
4008 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
4010 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
4012 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4014 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
4016 2000-07-16 Neil Booth <NeilB@earthling.net>
4018 * cpplex.c: Update comments.
4019 * README.Portability: Small update.
4021 2000-07-16 Neil Booth <NeilB@earthling.net>
4023 * README.Portability: Small update.
4025 2000-07-15 Richard Henderson <rth@cygnus.com>
4027 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
4028 * config/ia64/ia64.c (ia64_move_ok): New function.
4029 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
4030 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
4032 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
4034 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
4035 immediately following a paste operator.
4036 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
4037 (cpp_reader_init): Call it, if HOST_EBCDIC.
4038 (cpp_handle_options): Do not sort option list here.
4039 (handle_option): Rename to cpp_handle_option and export.
4040 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
4041 _cpp_get_token directly.
4042 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
4043 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
4044 * cpplib.h: Prototype cpp_handle_option. Update prototype of
4047 2000-07-15 Richard Henderson <rth@cygnus.com>
4049 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
4050 cast around an expression. Tidy other unsigned tests.
4052 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
4054 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
4055 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
4056 (v_message_with_decl): Rename to ...
4057 (format_with_decl): ... this. Tweak
4058 (diagnostic_for_decl): New function.
4059 (fatal_io_error): Use verbatim in lieu of notice.
4060 (announce_function): Use verbatim.
4061 (default_print_error_function): Likewise.
4062 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
4065 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4067 * mips.c (function_arg_pass_by_reference): Don't do automatic
4068 aggregate initialization.
4069 (machine_dependent_reorg): Initialize variable `mode'.
4071 * mips.md (absdi2): Change variable `regno1' to unsigned int.
4072 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
4073 conflicts with sys/param.h macro of the same name.
4074 (reload_outdi): Likewise.
4076 2000-07-15 Michael Meissner <meissner@redhat.com>
4078 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
4079 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
4080 create a new node instead.
4082 2000-07-15 Neil Booth <NeilB@earthling.net>
4084 * README.Portability: Correct example about calling a function
4085 through a pointer to function. Format wide paragraphs.
4087 2000-07-15 Michael Meissner <meissner@redhat.com>
4089 * README.Portability: Update integer suffixes and function
4092 2000-07-15 Neil Booth <NeilB@earthling.net>
4094 * README.Portability: Small update.
4096 2000-07-15 Neil Booth <NeilB@earthling.net>
4098 * README.Portability: New file.
4100 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
4102 * INSTALL: Give special instructions for building GCC on Irix 6.
4103 * config/mips/x-iris6 (CC): Don't set it.
4106 2000-07-14 Jason Merrill <jason@redhat.com>
4108 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
4109 register in the stack and later in another register, use the new
4112 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
4114 * config/mips/mips.md: (absdi2): Handle sign_extend for
4117 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
4119 * cpplib.c (do_pragma_dependency): Tidy warning messages.
4121 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
4123 * .cvsignore: Correct typo.
4125 2000-07-13 Mark Mitchell <mark@codesourcery.com>
4127 * .cvsignore: Add generated YACC files.
4128 * objc/.cvsignore: New file.
4130 2000-07-14 Neil Booth <NeilB@earthling.net>
4132 * cpplex.c (adjust_column): New funcion.
4133 (skip_whitespace): Use it.
4134 (skip_block_comment): Use it, and warn about /*/* with
4137 2000-07-14 Neil Booth <NeilB@earthling.net>
4139 * cpphash.c (struct macro_info): Add new members.
4140 (_cpp_free_definition): Delete the macro directly.
4141 (count_params): Return void, with first token of
4142 expansion in struct macro_info on success.
4143 (parse_define): Return int. Hoist syntax checking from
4144 save_macro_expansion. Leave call to save_expansion to
4145 _cpp_create_definition.
4146 (alloc_macro): Needs just 2 arguments.
4147 (free_macro): Delete.
4148 (save_expansion): Don't perform syntax check.
4149 (_cpp_create_definition): Call save_expansion.
4151 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4153 * genrecog.c (write_header): Split long string.
4155 * cpphash.c (macro_info): Don't use the `signed' keyword.
4157 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
4159 2000-07-13 Jakub Jelinek <jakub@redhat.com>
4161 * calls.c (stored_args_map): New variable.
4162 (check_sibcall_argument_overlap_1): New.
4163 (check_sibcall_argument_overlap): New.
4164 (expand_call): Initialize stored_args_map.
4165 Call check_sibcall_argument_overlap.
4167 2000-07-13 Bruce Korb <bkorb@gnu.org>
4169 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
4170 (emit_gnu_type): utility procedure for gnu_type_fix
4171 (gnu_type_fix): implement various pre-processor guards around
4172 standard types so these types can be defined over and over
4173 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
4174 types alluded to above will have GNU-compliant base types
4175 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
4176 * fixinc/inclhack.def: add test_text entries and utilize the new
4177 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
4178 * fixinc/fixincl.x: regenerate
4180 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
4182 * diagnostic.c (vline_wrapper_message_with_location,
4183 v_message_with_file_and_line, v_error_with_file_and_file,
4184 v_error_for_asm, v_warning_for_asm, vfatal,
4185 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
4186 vsorry, verror, vwarning, vpedwarn): Remove.
4187 (diagnostic_for_asm): New function.
4188 (pedwarn, error, warning, pedwarn_with_file_and_line,
4189 error_with_file_and_line, warning_with_file_and_line, sorry,
4190 error_for_asm, warning_for_asm, fatal): Reimplement.
4191 (finish_diagnostic): Clear diagnostic info as well.
4193 2000-07-13 Neil Booth <NeilB@earthling.net>
4195 * c-common.h (flag_digraphs): New.
4196 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
4197 * c-lex.c (yylex): Use flag_digraphs to decide whether to
4200 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
4202 * gcc.c (do_spec_1): Add new %B operator.
4203 (set_input): Prepare for %B.
4205 (link_command_spec): Move up with the other tm.h-
4206 overrideable specs. Factor out the portion conditional on
4207 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
4208 (struct compiler): Just have a single spec string. All users
4210 (default_compilers): Remove unnecessary braces.
4211 (static_specs): Update.
4213 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
4215 (C and assembly specs): Use the new named specs, as appropriate.
4217 * objc/lang-specs.h: Use the new named specs.
4218 Remove unnecessary braces.
4220 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
4222 * gcc.c (execute): If a subprocess gets a fatal signal, report
4223 strsignal() of the signal number, and ask for a bug report.
4224 Do not do this for SIGPIPE if there's already been an error.
4226 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
4229 * tradcif.c: Remove.
4231 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
4233 * final.c (profile_function): Do not emit profile counters in
4234 the data section, if NO_PROFILE_COUNTERS is defined.
4235 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
4238 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
4239 (FUNCTION_PROFILER): Just emit a call to mcount.
4241 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
4243 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
4245 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
4246 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
4247 traditional, lang_chill, or lang_fortran.
4249 * cppfiles.c: #undef strcmp to suppress warning about macros
4250 used without arguments.
4251 (_cpp_execute_include): Use f, not fname, in "No include path"
4253 (_cpp_pop_file_buffer): New function.
4254 * cpplib.c: Don't include <sys/mman.h>.
4255 (cpp_push_buffer): Set line_base and lineno in new buffer.
4256 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
4258 * cpplex.c: Move all prototypes and structure declarations to the
4259 top of the file. Properly parenthesise some macro arguments.
4260 (cpp_scan_line): New function.
4261 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
4262 don't need to walk up the stack counting.
4264 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4266 * c-common.c (combine_strings): Emit a pedantic warning when a
4267 string length is greater than the minimum ANSI C is required
4270 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
4272 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
4273 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
4275 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4277 * c-decl.c (define_label): Warn about identifier conflicts with
4278 labels in traditional C.
4280 * c-parse.in (unop +): Warn about the unary plus operator for
4283 * c-typeck.c (store_init_value): Warn about automatic aggregate
4284 initialization for traditional C.
4286 * invoke.texi (-Wtraditional): Document new warnings.
4288 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
4290 * Makefile.in (c-errors.o): Fix thinko in dependency.
4292 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
4294 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
4295 -traditional, -ftraditional, or -traditional-cpp was given.
4296 Do not pass -traditional to the preprocessor.
4297 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
4298 preprocessor does it automatically.
4299 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
4301 * ch/lang-specs.h: Always use tradcpp. Do not pass
4302 -traditional, -trigraphs, or -pedantic to the preprocessor.
4303 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
4306 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
4308 * cppexp.c (LOGICAL): Delete macro.
4309 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
4312 * cpphash.c (HASHSIZE): Increase to 4096.
4313 (struct hashdummy): Add hash field.
4314 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
4315 the string values using memcmp.
4316 (cpp_lookup): Set dummy.hash.
4318 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
4320 * configure.in (m88k-openbsd): Express configuration using new fragment
4322 * configure: Rebuilt.
4323 * m88k/aout-dbx.h: New.
4324 * m88k/openbsd.h: New.
4325 * m88k/xm-openbsd.h: New.
4327 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4329 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
4331 2000-07-12 Richard Henderson <rth@cygnus.com>
4333 * reload.c (push_secondary_reload): Make sure to add the new
4334 reload at the end, after acquiring secondary memory.
4336 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4338 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
4340 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
4341 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
4343 * c-parse.in (stmt): Delete unused variables.
4345 * convert.c (convert_to_vector): Likewise.
4347 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
4349 * tree.c (finish_vector_type): Prototype.
4351 2000-07-12 Bruce Korb <bkorb@gnu.org>
4353 * fixinc/fixfixes.c: use xmalloc
4354 * fixinc/fixincl.c(initialize): set program name for xmalloc
4355 * fixinc/fixlib.c(must_malloc): obsolete
4356 (is_cxx_header): no longer used - disabled
4357 (skip_quote): inserted and disabled for future use
4358 * fixinc/fixlib.h: reflects above
4359 * fixinc/fixtests.c: removed dinkleberries
4361 2000-07-12 Neil Booth <NeilB@earthling.net>
4363 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
4364 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
4366 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
4367 struct toklist_dummy): New.
4368 (cpp_free_definition): Free macros with free_macro.
4369 (count_params): Don't save paramter spellings. Save macro
4370 information in a struct macro_info.
4371 (parse_define): Don't allocate a token list.
4372 (save_expansion): Allocate the macro's token list, and
4373 save parameter spellings if necessary. Use TOKEN_SPELL.
4374 (cpp_create_definition): Make list const.
4376 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
4378 * c-typeck.c (pedwarn_c99): Move to
4379 * c-errors.c: ... Here.
4380 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
4381 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
4382 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
4383 (c-errors.o): List dependency.
4385 2000-07-12 Mark Mitchell <mark@codesourcery.com>
4387 * c-parse.c: Remove.
4388 * c-parse.h: Likewise.
4389 * c-parse.y: Likewise.
4390 * objc/objc-parse.c: Likewise.
4391 * objc/objc-pasre.y: Likewise.
4393 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
4395 * gcc.texi: Fix minor typos
4396 * extend.texi: Fix minor typos
4398 2000-07-11 Marc Espie <espie@openbsd.org>
4400 * collect2.c (main): Recognize .lo as object files.
4402 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
4404 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
4407 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
4408 with MAP_ANONYMOUS and MAP_ANON.
4409 * configure, config.in: Rebuilt.
4411 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
4413 * diagnostic.c (save_output_state): Remove.
4414 (restore_output_state): Likewise.
4415 (clear_text_info): New function.
4416 (clear_diagnostic_info): Likewise.
4417 (output_text_length, is_starting_newline, output_prefix,
4418 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
4419 prefixing_policy, output_buffer_ptr_to_format_args): New macros
4420 (set_real_maximum_length, output_set_maximum_length,
4421 output_set_prefix, output_get_prefix, output_set_maximum_length,
4422 output_destroy_prefix, init_output_buffer,
4423 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
4424 output_add_newline, output_add_character, output_add_space,
4425 output_append_r, output_append, wrap_text, output_format,
4426 output_do_printf, output_printf, output_do_verbatim,
4427 output_verbatim, verbatim): Use them.
4428 (output_clear): Split into cleat_text_info and
4429 clear_diagnostic_info.
4430 (struct output_state): Move to...
4432 * diagnostic.h: ...Here
4433 (struct output_buffer): Adjust.
4435 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
4437 * cpplex.c (parse_name): No longer inline (premature optimization).
4438 (do_pop_context): Fold into pop_context.
4439 (pop_context): Returns int.
4440 (lex_next): Hoist test for end of directive into pop_context.
4441 (push_macro_context): Returns int; takes just reader and token.
4442 Hoist test for excessive nesting to caller.
4443 (push_arg_context): Returns void; takes just reader and token.
4444 Do not call stringify_arg or get_raw_token.
4445 (get_raw_token): Convert tail recursion through push_arg_context
4446 to a loop at this level. Call stringify_arg here if appropriate.
4447 (maybe_paste_with_next): Convert tail recursion to a while loop.
4448 Hoist test of paste_level to caller.
4450 (stringify_arg): Push arg context at beginning.
4451 (cpp_get_token): Split out core into _cpp_get_token. Call
4452 process_directive here. Throw away CPP_PLACEMARKER tokens.
4453 (_cpp_get_token): Convert tail recursion through
4454 push_macro_context to a loop at this level.
4455 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
4456 _cpp_get_raw_token): Use _cpp_get_token.
4457 (_cpp_skip_rest_of_line): Drop the context stack directly; do
4458 not call pop_context.
4459 (_cpp_run_directive): Call lex_next directly.
4461 * cpphash.h: Prototype _cpp_get_token.
4462 * cppexp.c (lex): Use it.
4463 * cpphash.c (parse_define): Use it.
4464 * cpplib.c (get_define_node, do_undef, parse_include,
4465 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
4466 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
4467 parse_ifdef, validate_else): Use it.
4468 (cpp_push_buffer): Tweak error message; abort if anyone tries
4469 to push a buffer while macro expansions are stacked.
4471 2000-07-11 Donn Terry <donnte@microsoft.com>
4473 * cpplex.c (free_macro_args, save_token): Cast arg of free
4474 and/or xrealloc to PTR.
4475 (_cpp_init_input_buffer): Clear all fields of the base context.
4477 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
4479 * gensupport.c (process_rtx): Make rtl checking stop
4480 complaining about the define_insn while it is being
4481 converted from a define_insn_and_split.
4483 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
4485 * config/mips/mips.c (simple_memory_operand): Access the
4486 INTVAL of the address, not it's containing MEM.
4488 2000-07-11 Bruce Korb <bkorb@gnu.org>
4490 * fixinc/fixtests.c(double_slash): obsolete
4491 (else_endif_label): likewise
4492 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
4493 (libc1_ifdefd_memx): correct initial comment
4494 and omit the #if/#endif pair from the memxxx declarations
4495 * fixinc/fixincl.x: regen
4497 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4499 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
4501 2000-07-11 Neil Booth <NeilB@earthling.net>
4505 2000-07-11 Neil Booth <NeilB@earthling.net>
4507 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
4508 (handle_option): Set digraphs according to standard.
4509 Merge OPT_lang_c89 handler with OPT_std_c89.
4511 * cpplex.c: (lex_line, can_paste): Honour digraphs in
4512 accordance with the digraphs flag.
4514 * cpplib.h: (struct cpp_options): New option digraphs.
4516 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
4517 Bruce Korb <bkorb@gnu.org>
4519 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
4520 * fixinc/fixincl.x: Regenerate.
4521 * fixinc/tests/base/testing.h: Add testcase.
4523 2000-07-10 Richard Henderson <rth@cygnus.com>
4525 * config/ia64/ia64.c (got_symbolic_operand): New.
4526 (symbolic_operand, move_operand): Revert 0701 change.
4527 * config/ia64/ia64.h (PREDICATE_CODES): Update.
4528 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
4529 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
4530 split the offset into a 14-bit low part instead of a 13-bit low part.
4531 (load_fptr): Mark the mem as unchanging.
4532 (load_symptr): Use got_symbolic_operand.
4534 2000-07-10 Nick Clifton <nickc@cygnus.com>
4536 * libgcc2.c (next_stack_level): Cast result of computation to
4537 (void **) so that the assignment does not generate a warning.
4539 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
4541 * flags.h : Add new variable flag_single_precision_constant.
4542 * toplev.c (display_help) : Add -fsingle-precision-constant option.
4543 (flag_single_precision_constant): New.
4544 * c-lex.c (yylex): Convert floating point constant to single
4546 * invoke.texi : Add documentation for this new option.
4548 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
4550 * diagnostic.c (output_octal): Second parameter is unsigned.
4551 (output_long_octal): Likewise.
4552 (output_hexadecimal): Likewise.
4553 (output_long_hexadecimal): Likewise.
4554 (output_format): Adjust arguments extraction. Tweak.
4555 (output_verbatim, verbatim): End variable argument list.
4556 (report_diagnostic): Improve documentation.
4558 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
4560 * c-common.h (build_stmt): Declare.
4561 (build_continue_stmt): Likewise.
4562 (build_break_stmt): Likewise.
4563 (build_return_stmt): Likewise.
4565 * c-decl.c (do_case): Rewrite to do what previously done in
4568 * c-semantics.c (build_stmt): Define.
4569 (build_return_stmt): Likewise.
4570 (build_break_stmt): Likewise.
4571 (build_continue_stmt): Likewise.
4572 (build_case_label): Likewise.
4574 * c-parse.in (BREAK): Change to build tree, then generate RTL.
4575 (CONTINUE): Likewise.
4578 (DEFAULT): Likewise.
4580 * c-parse.y: Regenerate.
4581 * c-pasre.c: Likewise.
4583 2000-07-09 Jason Merrill <jason@redhat.com>
4585 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
4587 * tree.h (STRIP_NOPS): Check for error_mark_node.
4588 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
4589 (dwarf2out_*): Remove duplicate declarations.
4591 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
4592 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
4594 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
4596 * diagnostic.c (wrap_text): New function.
4597 (maybe_wrap_text): Likewise.
4598 (output_add_string): Use it.
4599 (output_format): Likewise.
4600 (count_error): Use verbatim instead of notice.
4601 (report_error_function): Likewise. Don't use plain fprintf.
4602 (finish_diagnostic): New function.
4603 (output_do_verbatim): Tweak. Commonalize functionalities in
4604 output_verbatim and verbatim.
4605 (output_verbatim): Adjust.
4606 (verbatim): Likewise.
4607 (report_diagnostic): Define.
4609 * diagnostic.h (report_diagnostic): Prototype.
4611 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
4613 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
4615 2000-07-09 Neil Booth <NeilB@earthling.net>
4617 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
4618 IShspace, ISspace: Update.
4620 * cppinit.c: ISTABLE: Update.
4623 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
4624 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
4625 (skip_block_comment, skip_line_comment, parse_string,
4626 lex_line): Use is_vspace rather than IS_NEWLINE.
4627 (skip_whitespace, lex_line): Clean up to use is_nvspace.
4628 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
4630 (lex_next): Unconditionally stop if within a directive.
4631 Treat directives within macro invocations as directives
4632 (after parse_args emits error), not as the argument.
4634 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
4636 * diagnostic.c (diagnostic_args): New macro.
4637 (diagnostic_msg): Likewise.
4638 (output_formatted_integer): Likewise.
4639 (output_state): New data type.
4640 (digit_buffer): Make global.
4641 (output_add_integer): Rename to output_decimal. Squeeze
4643 (output_long_decimal, output_unsigned_decimal,
4644 output_long_unsigned_decimal, output_octal, output_long_octal,
4645 output_hexadecimal, output_long_hexadecimal): New functions.
4646 (output_append_r): New function.
4647 (output_append): Tweak.
4648 (output_flush_on): Rename to output_to_stream.
4649 (output_format): Change prototype. Improve documentation. Handle
4650 more format specifiers.
4651 (build_location_prefix): Rename to context_as_prefix.
4652 (output_notice): Rename to output_do_printf.
4653 (output_printf): Tweak.
4654 (line_wrapper_printf): Likewise.
4655 (vline_wrapper_message_with_location): Adjust call to renamed
4657 (v_message_with_decl): Likewise.
4658 (default_print_error_function): Likewise.
4659 (save_output_state): New function.
4660 (restore_output_state): Likewise.
4661 (output_do_verbatim): Likewise.
4662 (output_verbatim): Define.
4663 (verbatim): Likewise.
4665 * diagnostic.h (printer_fn): Change return type from void to int.
4666 Improve documentation.
4667 (output_add_integer): Rename to output_decimal.
4668 (output_flush_on, output_format): Don't export.
4669 (output_verbatim, verbatim): Declare.
4671 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
4673 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
4674 Check whether c divides op1 exactly if operation is not
4677 2000-07-08 Richard Henderson <rth@cygnus.com>
4679 * final.c (final): Do not abort when reg-stack introduces
4682 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
4684 * cpplib.h (struct cpp_name): Now struct cpp_string.
4685 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
4686 CPP_HEADER_NAME): Change to type S.
4687 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
4688 field, a cpp_hashnode *. All references to val.name updated
4689 to use val.str or val.node as appropriate.
4690 (struct cpp_reader): Add spec_nodes field.
4691 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
4693 * cpphash.h (struct spec_nodes): New.
4694 (enum spell_type): Reorder. Only SPELL_STRING tokens use
4695 val.str. All references to 'spelling > SPELL_NONE' updated to
4698 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
4699 pfile->buffer->inc are not NULL before dereferencing them.
4701 * cpplex.c (parse_name): Take a pointer to the current token,
4702 plus current position and limit as args; return the new
4703 position; don't copy the text of a name into the string
4704 buffer, instead call cpp_lookup and store the node pointer.
4705 If extending a token, copy out the text of the old into a
4706 scratch buffer, append the new, look that up and store the new
4707 node pointer. Inline.
4708 (maybe_paste_with_next): If the result of paste is a NAME,
4709 then look up the pasted text and store its node pointer.
4710 (lex_line): Adjust for new parse_name interface.
4711 Check for L"str", L'str' using spec_nodes->n_L.
4712 (spell_token): SPELL_IDENT tokens have their spelling in
4713 val.node->name. Handle SPELL_STRING tokens that don't have
4715 (_cpp_expand_name_space,
4716 (can_paste): Check for L ## "str" using spec_nodes->n_L.
4717 (cpp_get_token, special_symbol): No need to call cpp_lookup.
4718 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
4719 return 1=equal 0=not, not a tristate.
4721 * cpphash.c (var_args_str): Delete.
4722 (find_param): Compare node fields directly.
4723 (is__va_args__): Use CPP_PEDANTIC. Just compare
4724 token->val.node with spec_nodes->n__VA_ARGS__.
4725 (dump_funlike_macro): Don't use var_args_str.
4727 * cpplib.c (_cpp_check_directive): Just walk through
4728 spec_nodes->dirs comparing pointers.
4729 (get_define_node, do_pragma_poison, detect_if_not_defined,
4730 parse_ifdef): The identifier has already been looked up.
4731 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
4733 (do_if): Only call detect_if_not_defined at beginning of file.
4734 (_cpp_parse_assertion): Only copy string pointers for
4735 SPELL_STRING tokens.
4736 (pragma_dispatch): Take a node pointer and examine its name
4738 (_cpp_init_stacks): Also initialize the spec_nodes structure.
4740 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
4742 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
4743 reverse order from the corresponding _cpp_init_* routines.
4745 * cppexp.c (parse_number, parse_charconst, parse_defined,
4746 lex): Check val.node->type instead of calling cpp_defined.
4747 Use spec_nodes entries where appropriate.
4749 * fix-header.c, scan-decls.c: Update for interface changes.
4751 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
4753 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
4754 emitting aux_truncdfsf2.
4756 2000-07-03 Donn Terry (donnte@microsoft.com)
4758 * cppinit.c (print_help): split overlong line into ISO C89
4761 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
4763 * cppexp.c: Update all code for new lexer interface.
4764 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
4765 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
4766 * cpplex.c (token_names): Trim leading CPP_ from names; make
4767 the strings unsigned.
4768 (_cpp_spell_operator): New.
4769 (is_macro_disabled): Disable all macros if rescanning
4771 (_cpp_get_directive_token): Remove.
4773 * cppinit.c: Don't set no_macro_expand.
4774 * cpplib.c (read_line_number, do_line): Check only for EOF,
4776 * cpphash.h: Update prototypes.
4777 * cpplib.h (CPP_VSPACE): Remove.
4778 (struct cpp_reader): Remove no_macro_expand.
4780 2000-07-08 Neil Booth <NeilB@earthling.net>
4782 * cpphash.c (is__va_args__): New function.
4783 (count_params): Fix line reported in error messages. Use
4784 is__va_args__. Don't return ')' on error. Flag GNU style
4785 rest args macro definitions.
4786 (parse_define): Check macro name is not __VA_ARGS__.
4787 (save_expansion): Check identifier in non-varargs-macro is
4788 not __VA_ARGS__. Don't flag GNU_VARARGS.
4789 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
4790 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
4791 than per-token GNU_VARARGS.
4792 * cpplib.h (GNU_VARARGS): Remove.
4793 (GNU_REST_ARGS): New.
4795 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
4797 * i386.md (call_pop, call, call_value_pop): Do not set
4798 current_function_uses_pic_offset_table for calls to static
4799 functions or indirect calls.
4801 2000-07-07 Jim Wilson <wilson@cygnus.com>
4803 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
4804 is_predicate_reg, then take max write_count of register pair.
4806 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4808 * tradcpp.c (main): Rename label `include' to `add_include' to
4809 avoid conflicts with variable `include' in traditional C.
4811 2000-07-07 Jakub Jelinek <jakub@redhat.com>
4813 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
4815 2000-07-07 Jakub Jelinek <jakub@redhat.com>
4817 * sibcall.c (uses_addressof): Add INMEM argument, check for
4818 current_function_internal_arg_pointer outside of MEM rtxs in addition
4820 (sequence_uses_addressof): Update caller.
4822 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
4824 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
4827 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4829 * system.h (UNION_INIT_ZERO): New macro for initializing union
4832 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
4834 2000-07-07 Neil Booth <NeilB@earthling.net>
4838 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
4840 * final.c (final): Detect out of bounds array access to
4841 the insn_lengths array.
4843 2000-07-07 Kazu Hirata <kazu@hxi.com>
4845 * fold-const.c (fold): Fix a comment typo.
4847 2000-07-07 Neil Booth <NeilB@earthling.net>
4849 * cpp.texi: Update to new lexer.
4851 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
4853 * tradcpp.c: New file.
4854 * tradcif.y: New file.
4855 * tradcif.c: New generated file.
4857 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
4858 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
4859 dependencies of C. Install tradcpp from install-common, in
4862 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
4864 * cppinit.c: Include cppdefault.h. Refer to
4865 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
4866 to GCC_INCLUDE_DIR and its length.
4867 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
4868 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
4869 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
4871 (include_defaults_array): Move to cppdefault.c.
4873 * cppdefault.h: New file.
4874 * cppdefault.c: New file.
4876 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
4877 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
4878 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
4881 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4883 * reload.c (push_reload): When seeing if can reuse a register,
4884 check extra registers against widest of INMODE and OUTMODE.
4886 2000-07-06 Neil Booth <NeilB@earthling.net>
4888 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
4889 based on full length of predicate.
4891 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
4893 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
4894 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
4896 2000-07-05 Kazu Hirata <kazu@hxi.com>
4898 * h8300-proto.h: Fix formatting.
4899 * h8300.c: Likewise.
4900 * h8300.h: Likewise.
4902 2000-07-05 Jim Wilson <wilson@cygnus.com>
4904 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
4907 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
4909 * invoke.texi: Fix minor typos
4910 * md.texi: Fix minor typos
4912 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
4914 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
4916 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
4918 * cpplex.c: Don't include sys/mman.h.
4919 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
4921 * cpplib.c: Include sys/mman.h and obstack.h.
4922 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
4924 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
4925 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
4926 bother freeing if stack entries (they will be freed with their buffer).
4927 (do_endif): Free if stack entries from the buffer obstack.
4928 (push_conditional): Allocate if stack entries from the buffer obstack.
4930 (find_answer): Rename to _cpp_find_answer.
4931 (do_assert, do_unassert): Update.
4933 * cpphash.h: Update prototypes.
4934 (xobnew): New convenience macro.
4935 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
4937 (struct cpp_hashnode): Remove disabled field.
4939 * cppinit.c: Don't include hashtab.h or splay-tree.h.
4940 (report_missing_guard): Moved to cppfiles.c.
4941 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
4943 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
4944 cpp_cleanup_includes. Don't destroy hashtab or
4945 all_include_files here.
4946 (cpp_finish): Use _cpp_report_missing_guards.
4948 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
4949 (_cpp_init_include_table): Rename _cpp_init_includes.
4950 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
4952 * cppexp.c (parse_assertion): Update for new name of
4955 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
4957 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
4959 * cpplib.c (do_ident): s/VSPACE/EOF/
4961 2000-07-05 Neil Booth <NeilB@earthling.net>
4963 * cpplex.c: Fix trigraph replacement within strings.
4965 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4967 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
4969 * xcoffout.c (assign_type_number): Constify.
4970 (xcoffout_source_file): Add static prototype. Don't needlessly
4971 cast away const-ness.
4973 2000-07-04 Jason Merrill <jason@redhat.com>
4975 * frame.h (frame_state): Move base_offset to end.
4977 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
4979 * calls.c (emit_library_call_value_1): Revert previous change.
4981 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
4983 * fix-header.c (struct partial_proto): Remove unnecessary fields.
4984 (recognized_extern, recognized_function, read_scan_file):
4985 Update for new scheme.
4986 (check_protection): It's still a multiple include guard even
4987 if it doesn't always trigger.
4988 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
4990 * scan.h: Declare struct cpp_token. Update prototypes.
4992 2000-07-03 Neil Booth <neilb@earthling.net>
4993 Zack Weinberg <zack@wolery.cumb.org>
4995 Complete overhaul of the lexer and macro expander.
4997 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
4998 arg, arglist, argdata, reflist, collect_objlike_expansion,
4999 collect_funlike_expansion, collect_params,
5000 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
5001 unsafe_chars, macarg, compare_defs, special_symbol,
5002 scan_arguments, stringify, funlike_macroexpand,
5003 _cpp_quote_string, monthnames): Delete.
5004 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
5005 _cpp_create_definition, _cpp_dump_definition,
5006 dump_hash_helper): Adjust.
5007 (find_param, count_params, parse_define, var_args_str,
5008 check_macro_redefinition, save_expansion): New.
5010 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
5011 parse_string, output_line_command, trigraph_replace,
5012 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
5013 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
5014 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
5015 _cpp_skip_rest_of_line): Modify.
5017 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
5018 find_position, null_warning, bump_column, expand_name_space,
5019 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
5020 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
5021 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
5022 _cpp_prescan): Delete.
5024 (dump_param_spelling, process_directive, lex_next,
5025 is_macro_disabled, stringify_arg, expand_context_stack,
5026 output_token, make_string_token, alloc_number_token,
5027 special_symbol, duplicate_token, maybe_paste_with_next,
5028 can_paste, prevent_macro_expansion, restore_macro_expansion,
5029 get_temp_token, release_temp_tokens, quote_string,
5030 token_names, token_spellings, _cpp_expand_name_space,
5031 _cpp_glue_header_name, _cpp_reserve_name_space,
5032 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
5033 placemarker_token, eof_token, cpp_context, macro_args,
5034 get_raw_token, parse_arg, parse_args, save_token,
5035 push_arg_context, push_macro_context, pop_context,
5036 do_pop_context, free_macro_args, _cpp_get_line,
5037 _cpp_run_directive): New.
5039 * cpplib.c (validate_else, parse_include, push_conditional,
5040 pass_thru_directive, read_line_number, parse_ifdef,
5041 detect_if_not_defined, _cpp_check_directive, do_define,
5042 do_undef, do_include, do_import, do_include_next, do_error,
5043 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
5044 top_pragmas, do_pragma_gcc, do_pragma_implementation,
5045 do_pragma_poison, do_pragma_system_header,
5046 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
5047 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
5048 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
5049 cpp_defined): Update for new scheme.
5050 (strtoul_for_line, get_define_node, dump_macro_name,
5051 _cpp_check_linemarker, _cpp_parse_assertion): New.
5052 (_cpp_handle_directive, do_pragma_default): Delete.
5054 * cpphash.h (struct predicate): Now struct answer.
5055 (enum spell_type, struct token_spelling, struct directive,
5056 directive_handler): New.
5057 Update prototypes. Remove unused macros.
5058 * cpplib.h: Update prototypes. Remove unused macros,
5059 structure definitions, and fields.
5061 * cpperror.c (print_containing_files, v_message): Adjust.
5062 * cppexp.c (parse_assertion, lex, parse_escape,
5063 _cpp_parse_expr): Adjust.
5064 * cppfiles.c (open_include_file, _cpp_execute_include,
5065 _cpp_compare_file_date, cpp_read_file, read_include_file):
5067 * cppinit.c (dump_special_to_buffer): Delete.
5068 (append_include_chain, merge_include_chains, cpp_reader_init,
5069 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
5070 cpp_finish, handle_option, print_help): Adjust.
5071 * cppmain.c (main): Adjust.
5073 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
5075 * cppspec.c (lang_specific_driver): Use double quotes in error
5078 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
5080 * calls.c (emit_library_call_value_1): Use valreg instead
5081 of hard_libcall_value.
5083 2000-07-03 Geoff Keating <geoffk@cygnus.com>
5085 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
5086 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
5087 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
5095 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
5096 mode instead of wider_mode is being used.
5098 2000-07-03 Jakub Jelinek <jakub@redhat.com>
5100 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
5101 of 'r'. Use q_regs_operand.
5102 (andsi_1+2): Use q_regs_operand.
5104 2000-07-03 Jakub Jelinek <jakub@redhat.com>
5106 * builtins.c (get_memory_rtx): Always put into alias set 0.
5108 2000-07-03 Nick Clifton <nickc@cygnus.com>
5110 * config/arm/arm.md: Fix post increment and pre increment
5111 peepholes so that they do not generate UNPREDICATBLE opcodes.
5112 (ie ones where the increment clobbers the source/destination).
5114 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
5116 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
5117 change too big for -mtiny-stack" a warning, if larger than 63.
5118 (out_set_stack_ptr): Change the logic so -mno-interrupts is
5119 always safe to use on possible future devices.
5120 (function_prologue): Write SPH before SPL, for consistency.
5121 If interrupt_func_p true, we know we have enabled interrupts.
5122 (avr_num_arg_regs): New function. Round up to even number of
5123 bytes if no -mpack-args or if calling a libgcc function.
5124 (function_arg, function_arg_advance): Use it.
5125 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
5126 Output "movw" if available.
5127 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
5128 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
5129 (asm_output_section_name): Add blanks for consistent output.
5130 (encode_section_info): Set TREE_READONLY for progmem data to
5131 avoid gas warnings about changed section attributes.
5132 (avr_hard_regno_mode_ok): Force non-QImode data to start in
5133 even numbered registers on devices with "movw".
5134 * config/avr/avr.h (MASK_*): Define bits for target_flags.
5135 (TARGET_SWITCHES): Mark help strings for translation.
5136 Add new -mpack-args and -menhanced switches.
5137 (TARGET_OPTIONS): Mark help strings for translation.
5138 (progmem_section): Add section attributes.
5139 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
5140 Output "movw" if available.
5141 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
5143 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
5144 call convention (arguments aligned on even registers).
5145 (_cleanup, _exit): Make weak symbols libc can override.
5147 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5149 * fp-bit.h: New file.
5151 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
5152 Comment #endif statements.
5153 (__thenan_sf, __thenan_df): Add missing braces around initializer.
5155 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
5157 * gcse.c (compute_pre_data): Compute ae_kill using other local
5158 properties instead of calling compute_ae_kill.
5160 * alias.c (init_alias_analysis): Do not call
5161 prologue_epilogue_contains until after reload has completed.
5163 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
5165 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
5166 (genrtl_finish_compound_stmt): Likewise.
5167 (genrtl_compound_stmt): Change to return void.
5169 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
5170 move code from here to ...
5171 (genrtl_compound_stmt): ... here.
5172 (genrtl_finish_compound_stmt): Remove.
5173 (expand_stmt): Add comment.
5175 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
5177 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
5180 2000-07-02 Jakub Jelinek <jakub@redhat.com>
5182 * cpplib.h (struct cpp_reader): New field include_depth.
5183 (struct cpp_printer): Rename last_bsd to last_id.
5184 * cppfiles.c (read_include_file): Bump include_depth.
5185 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
5186 (output_line_command): Output correct #line if a header
5187 is including itself and is not protected against multiple inclusion.
5188 Use include_depth instead of buffer_stack_depth, last_id instead of
5190 * cppinit.c (cpp_start_read): Initialize last_id instead of
5193 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
5195 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
5196 (c-semantics.o): New target.
5198 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
5199 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
5200 (genrtl_clear_out_block): Likewise.
5201 (genrtl_goto_stmt): Likewise.
5202 (genrtl_expr_stmt): Likewise.
5203 (genrtl_decl_stmt): Likewise.
5204 (genrtl_if_stmt): Likewise.
5205 (genrtl_while_stmt): Likewise.
5206 (genrtl_do_stmt): Likewise.
5207 (genrtl_return_stmt): Likewise.
5208 (genrtl_for_stmt): Likewise.
5209 (genrtl_break_stmt): Likewise.
5210 (genrtl_continue_stmt): Likewise.
5211 (genrtl_scope_stmt): Likewise.
5212 (genrtl_switch_stmt): Likewise.
5213 (genrtl_case_label): Likewise.
5214 (genrtl_begin_compound_stmt): Likewise.
5215 (gerntl_finish_compound_stmt): Likewise.
5216 (genrtl_compound_stmt): Likewise.
5217 (genrtl_asm_stmt): Likewise.
5218 (genrtl_decl_cleanup): Likewise.
5219 (DECL_ANON_UNION_ELEMS): Likewise.
5220 (emit_local_var): Likewise.
5221 (make_rtl_for_local_static): Likewise.
5222 (expand_cond): Likewise.
5223 (expand_stmt): Likewise.
5224 (c_expand_return): Likewise.
5225 (c_expand_start_case): Likewise.
5226 (do_case): Likewise.
5227 (COMPOUND_STMT_NO_SCOPE): Likewise.
5228 (c_expand_asm_operands): Likewise.
5229 (NEW_FOR_SCOPE_P): New macro.
5230 (expand_expr_stmt_fn): New type.
5232 (set_current_function_name_declared): Likewise.
5233 (current_function_name_declared): Likewise.
5234 (lang_expand_stmt): Likewise.
5235 (stmts_are_full_exprs_p): Likewise.
5236 (anon_aggr_type_p): Likewise.
5237 (lang_expand_expr_stmt): Likewise.
5238 (build_case_label): Likewise.
5240 * c-decl.c (lang_expand_expr_stmt): Initialize.
5241 (stmts_are_full_exprs_p): Define.
5242 (current_function_name_declared): Likewise.
5243 (do_case): Likewise.
5244 (lang_expand_stmt): Likewise.
5245 (set_current_function_name_declared): Likewise.
5246 (anon_aggr_type_p): Likewise.
5248 * c-semantics.c: New file.
5249 (expand_cond): Moved from cp/semantics.c.
5250 (genrtl_do_pushlevel): Likewise.
5251 (genrtl_clear_out_block): Likewise.
5252 (genrtl_goto_stmt): Likewise.
5253 (genrtl_expr_stmt): Likewise.
5254 (genrtl_decl_stmt): Likewise.
5255 (genrtl_if_stmt): Likewise.
5256 (genrtl_while_stmt): Likewise.
5257 (genrtl_do_stmt): Likewise.
5258 (genrtl_return_stmt): Likewise.
5259 (genrtl_for_stmt): Likewise.
5260 (genrtl_break_stmt): Likewise.
5261 (genrtl_continue_stmt): Likewise.
5262 (genrtl_scope_stmt): Likewise.
5263 (genrtl_switch_stmt): Likewise.
5264 (genrtl_case_label): Likewise.
5265 (genrtl_begin_compound_stmt): Likewise.
5266 (genrtl_finish_compound_stmt): Likewise.
5267 (genrtl_compound_stmt): Likewise.
5268 (genrtl_asm_stmt): Likewise.
5269 (genrtl_decl_cleanup): Likewise.
5270 (make_rtl_for_local_static): Moved from cp/decl.c.
5271 (emit_local_var): Likewise.
5272 (expand_stmt): Define.
5274 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
5275 (c_expand_return): Likewise.
5276 (c_expand_start_case): Likewise.
5278 2000-07-01 Richard Henderson <rth@cygnus.com>
5280 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
5281 with the low 13 bits set.
5282 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
5283 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
5284 of the low 13 bits into a CONST plus an adddi3.
5285 (load_symptr): Set RTX_UNCHANGING_P.
5287 See ChangeLog.3 for earlier changes.