1 2000-11-29 Jakub Jelinek <jakub@redhat.com>
3 * expr.c (can_store_by_pieces): Reinitialize max_size for reverse
6 2000-11-29 Neil Booth <neilb@earthling.net>
8 * c-pragma.c (init_pragma): Update for parse_in type change.
10 2000-11-29 Laurynas Biveinis <lauras@softhome.net>
12 * configure.in: recognize DOS-style absolute paths.
14 2000-11-29 Jakub Jelinek <jakub@redhat.com>
16 * expr.h (store_by_pieces): Add prototype.
17 (can_store_by_pieces): Likewise.
18 * expr.c (struct store_by_pieces): Renamed from clear_by_pieces.
19 (can_store_by_pieces): New.
20 (store_by_pieces): New.
21 (clear_by_pieces): New.
22 (clear_by_pieces_1): New.
23 (store_by_pieces_1): Renamed from clear_by_pieces, handle storing
24 arbitrary compiler generated constants into memory block.
25 (store_by_pieces_2): Renamed from clear_by_pieces_1, likewise.
26 * builtins.c (c_readstr): New.
27 (builtin_memcpy_read_str): New.
28 (expand_builtin_memcpy): If src is string constant and
29 emit_block_move would move it by pieces, compute integer constants
30 from the string and store it into memory block instead.
31 (builtin_strncpy_read_str): New.
32 (expand_builtin_strncpy): If N is not constant zero and c_strlen does
33 not return INTEGER_CST, don't optimize.
34 If N is larger than strlen(src) + 1, try to copy the string
35 including padding with store_by_pieces.
36 (expand_builtin_strcmp): If both arguments have side effects, don't
38 (expand_builtin_fputs): If STR has side effects, don't optimize.
40 2000-11-29 Richard Earnshaw <rearnsha@arm.com>
42 * arm.md (sibcall, sibcall_value, sibcall_insn, sibcall_value_insn):
43 Add use of link register.
45 2000-11-29 Joseph S. Myers <jsm28@cam.ac.uk>
47 * extend.texi: Update documentation for default format attributes.
49 Tue Nov 28 21:56:45 2000 Jeffrey A Law (law@cygnus.com)
51 * pa/pa-64.h (ASM_OUTPUT_SECTION_NAME): Use a hash table, not
52 a list, to keep track of the sections.
54 2000-11-28 Nick Clifton <nickc@redhat.com>
56 * config/arm/arm.md (pic_load_addr): Split into
57 pic_load_addr_arm and pic_load_addr_thumb.
59 * config/arm/arm.c (legitimize_pic_address): Generate either
60 ARM or Thumb versions of pic_load_addr.
61 (arm_finalize_pic): Generate either ARM or Thumb versions of
64 2000-11-28 Richard Henderson <rth@redhat.com>
66 * calls.c (expand_call): Defer const/pure NO_DEFER_POP until
67 after sibcall do_pending_stack_adjust.
69 Wed Nov 29 00:08:23 2000 J"orn Rennecke <amylaar@redhat.com>
71 * jump.c (delete_insn): Check that REG_LABEL note actually contains
74 2000-11-28 Neil Booth <neilb@earthling.net>
76 * c-common.h: Remove flag_digraphs.
77 * c-decl.c: Remove flag_digraphs.
78 (c_decode_option): Don't set it.
79 * c-lex.c (init_c_lex): Don't do anything for digraphs.
81 2000-11-28 Richard Henderson <rth@redhat.com>
83 * c-parse.in (finish_parse): Update for parse_in type change.
86 2000-11-28 Neil Booth <neilb@earthling.net>
88 * cppmacro.c (cpp_scan_buffer_nooutput): Take a boolean
89 indicating whether to scan all buffers on the stack or
91 * cppinit.c (do_includes): Update.
92 * cppmain.c (main): Update.
93 * cpplib.h: Update prototype.
95 2000-11-28 Richard Henderson <rth@redhat.com>
97 * genoutput.c (validate_insn_operands): New.
100 * config/alpha/alpha.md (divmodsi_internal): Renumber operands.
101 (divmoddi_internal): Likewise.
102 * config/arm/arm.md (andsi3_compare0_scratch): Likewise.
103 * config/i960/i960.md (branch patterns): Likewise.
104 * config/ia64/ia64.md (tbit_and_0): Likewise.
105 (tbit_and_1, tbit_or_0, tbit_or_1): Likewise.
106 * config/m68k/m68k.md (zero_extract memory patterns): Likewise.
107 * config/mips/mips.md (divmodsi4_internal): Likewise.
108 (divmoddi4_internal): Likewise.
109 * config/rs6000/rs6000.md (call patterns): Likewise.
110 * config/sh/sh.md (movsi_y): Likewise.
111 * config/sparc/sparc.md: Comment out if 0 v8p shift pattern.
113 2000-11-28 Richard Henderson <rth@redhat.com>
115 * config.gcc: Kill residual pyramid support.
117 2000-11-28 Neil Booth <neilb@earthling.net>
119 * c-lex.h (parse_in): Change parse_in to a cpp_reader *.
120 * c-decl.c (c_decode_option): Update to match.
121 * c-lex.c (init_c_lex, yyparse): Update to match.
122 * c-lang.c (lang_init_options): Use cpp_create_reader.
123 * cppinit.c (cpp_init): Rename initialize.
124 (cpp_reader_init): Rename cpp_create_reader. Create the
125 reader. Initialize cpplib if appropriate.
126 * cpplib.h (cpp_create_reader) New prototype.
127 (cpp_init, cpp_reader_init): Delete prototypes.
128 * cppmain.c (general_init, setup_callbacks): New functions.
130 * fix-header.c (scan_in): Change type to cpp_reader *.
131 (read_scan_file): Update for new cpplib interface and scan_in type.
133 * cp/decl.c (parse_in): Change to cpp_reader *.
134 (lang_decode_option): Update.
135 * cp/lex.c (lang_init_options): Use new cpplib interface.
136 (init_cp_pragma, finish_parse, handle_pragma_implementation): Update.
137 * cp/spew.c (read_token): Update.
138 * objc/objc-act.c (lang_init_options): Update new cpplib interface.
140 2000-11-28 Jakub Jelinek <jakub@redhat.com>
142 * loop.c (load_mems): Avoid using next_label to find end_label. If
143 jumping outside of the loop (other than loop end), don't hoist MEMs
146 2000-11-28 Jan Hubicka <jh@suse.cz>
148 * calls.c (expand_call): Don't disable tail recursion based
151 2000-11-28 Neil Booth <neilb@earthling.net>
153 * tradcpp.c (enum node_type): New hash types T_ASSERT, T_UNASSERT.
154 (struct directive): Drop 4th argument from handlers.
155 (do_define, do_line, do_include, do_undef, do_else, do_elif,
156 do_endif): Similarly.
157 (do_assert, do_unassert, do_ifdef, do_ifndef): New handlers.
158 (do_ifxdef): Update as common handler of do_ifdef and do_ifndef.
159 (make_definition, make_undef): Take a const char*.
160 (make_assertion): New function.
161 (struct directive_table): Update.
162 (main): Handle -A command line argument.
163 (handle_directive): Drop fourth handler argument.
165 2000-11-28 Bernd Schmidt <bernds@redhat.co.uk>
167 * simplify-rtx.c (cselib_record_sets): Ignore sets whose destination
168 is anything but REG or MEM, but look inside STRICT_LOW_PART.
170 Tue Nov 28 09:53:50 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
172 * system.h (IS_DIR_SEPARATOR): Use uppercase macro name.
173 (IS_ABSOLUTE_PATHNAME): New macro.
174 * gcc.c (find_a_file, process_command, do_spec_1, main): Use it.
176 2000-11-28 Jakub Jelinek <jakub@redhat.com>
178 * config/i386/i386.md (truncxfsf2_2): Fix predicate.
180 2000-11-27 Jim Wilson <wilson@redhat.com>
182 * reload1.c (reload): Use HOST_WIDE_INT for old_frame_size.
184 2000-11-27 Matthias Klose <doko@cs.tu-berlin.de>
186 * extend.texi (Nested Functions): Update URL of Usenix paper.
188 2000-11-27 Mark Mitchell <mark@codesourcery.com>
190 * function.c (free_after_compilation): Clear x_clobber_return_insn.
192 2000-11-27 Neil Booth <neilb@earthling.net>
194 * cppinit.c (cpp_reader_init): Remove handling of warn_paste
195 command line options.
196 (cpp_handle_option): Similarly.
197 * cpplib.h (struct cpp_options): Remove warn_paste.
198 * cppmacro.c (paste_tokens): Apart from assembler, make
199 unpasteable token warning mandatory.
201 2000-11-27 Neil Booth <neilb@earthling.net>
203 * tradcpp.c (enum pending_dir_t, struct pending_dir): New.
204 (main): Allocate a pending directive set of these. Use it.
205 Merge handling of -D and -U. Update handling of pending
206 directives. Free the memory after use.
208 2000-11-27 Bernd Schmidt <bernds@redhat.co.uk>
210 * flow.c (entry_exit_blocks): Add entry for cond_local_set.
211 (struct propagate_block_info): Add new member cond_local_set.
212 (propagate_block): Accept new arg cond_local_set. All callers
214 (init_propagate_block_info): Likewise.
215 (calculate_global_regs_live): Allocate & free cond_local_set. Always
216 rescan if there's overlap between cond_local_set and new_live_at_end.
217 (mark_set_1): Set bits either in cond_local_set or local_set, as
219 * basic-block.h (struct basic_block_def): New field cond_local_set.
220 (propagate_block, init_propagate_block_info): Update prototypes.
222 Mon Nov 27 17:29:44 2000 kaz Kojima <kkojima@rr.iij4u.or.jp>
224 * gcc/config/sh/sh.md (udivsi3_i4, udivsi3_i4_single): Clobber
227 2000-11-27 Richard Earnshaw <rearnsha@arm.com>
229 * arm.c (select_dominance_cc_mode): Handle new way that combine
230 canonicalizes conditional compares.
231 (arm_select_cc_mode): Likewise.
232 * arm.md: Garbage collect some dead code.
233 (cmp_and, cmp_ior): New patterns.
234 (splitter for conditional move with inverted false): Use cond_exec
235 and handle unordered comparisons.
237 Mon Nov 27 17:22:56 MET 2000 Jan Hubicka <jh@suse.cz>
239 * i386.c (ix86_force_to_memory, ix86_free_from_memory): New.
240 * i386-protos.h (ix86_force_to_memory, ix86_free_from_memory): Declare
241 * i386.md (float?i?f, int/fp operations): Rewrite spliters to use
242 ix86_force_to_memory and ix86_free_from_memory.
244 2000-11-27 Richard Earnshaw <rearnsha@arm.com>
246 * arm.md (arm_adddi3, adddi_sesidi_di, adddi_zesidi_di, arm_addsi3,
247 arm_subsi3_insn, anddi_zesidi_di, arm_andsi3_insn, anddi_notdi_di,
248 anddi_notzesidi_di, anddi_notsesidi_di, arm_iorsi3,
249 one_cmpldi2): Merge with splitters to create define_insn_and_split
250 patterns. Remove redundant splits.
251 (peephole2 for add:SI of invalid immediate): New.
252 (peephole2 for minus:SI of invalid immediate): New.
253 (peephole2 for ior:SI of invalid immediate): New.
254 (peephole for merge of move and compare): Convert ot peephole2.
255 (addsf3, adddf3): Mark as commutative.
257 * arm.md (thumb peephole for merging stack adjustments): Convert to
260 2000-11-27 Bernd Schmidt <bernds@redhat.co.uk>
262 * haifa-sched.c (print_pattern): Prettier output for COND_EXEC.
264 * reload1.c (reload_cse_simplify_set): Pass down mode to cselib_lookup.
265 (reload_cse_simplify_operands): Do nothing about operands where both
266 the operand and the match_operand fail to give us a mode.
267 * simplify-rtx.c (wrap_constant): New function.
268 (entry_and_rtx_equal_p): Except integer constants to come wrapped in a
269 CONST describing the proper mode.
270 (rtx_equal_for_cselib_p): Pass down modes to recursive calls of
272 (cselib_lookup_mem): Call wrap_constant on the rtx that is passed to
273 htab_find_slot_with_hash.
274 (cselib_lookup): Likewise.
276 Based on a patch from Geoff Keating <geoffk@redhat.com>:
277 * loop.c (basic_induction_var): If a REG is set from something
278 that is not a biv, then the REG is not a biv. Even if it is
279 earlier set from something that is a biv.
281 2000-11-27 Alexandre Oliva <aoliva@redhat.com>
283 * configure.in (extra_objs): Enclose extra_headers in quotes.
284 * configure: Rebuilt.
286 2000-11-27 Neil Booth <neilb@earthling.net>
288 * c-lex.c (cb_enter_file, cb_leave_file, cb_rename_file):
289 Combine into the new function cb_change_file.
290 (init_c_lex): Update.
291 * cppfiles.c (stack_include_file): Use _cpp_do_file_change.
292 (cpp_syshdr_flags): Delete.
293 * cpphash.h (_cpp_do_file_change): New prototype.
294 Move struct cpp_buffer here from...
295 * cpplib.h (struct cpp_buffer): ... here.
296 (enum cpp_fc_reason, struct cpp_file_loc,
297 struct_cpp_file_change, change_file): New.
298 (enter_file, leave_file, rename_file, cpp_syshdr_flags): Delete.
299 * cpplib.c (do_line): Update for new cb_change_file callback.
300 (_cpp_do_file_change): New function.
301 (_cpp_pop_buffer): Update to use it.
302 * cppmain.c (move_printer): Delete.
303 (main): Set up single callback cb_change_file.
304 (cb_enter_file, cb_leave_file, cb_rename_file): Delete.
305 (cb_change_file): New.
306 * fix-header.c (cur_file, cb_change_file): New.
307 (recognized_function, read_scan_file): Update.
308 * scan-decls.c (scan_decls): Update.
309 * scan.h (recognized_function): Update prototype.
311 2000-11-26 Mark Mitchell <mark@codesourcery.com>
313 * tree.h (mark_tree_hashtable): New function.
314 * tree.c (mark_tree_hashtable_entry): New function.
315 (mark_tree_hashtable): Likewise.
317 2000-11-27 Michael Meissner <meissner@redhat.com>
319 * d30v-protos.h (srelational_si_operator): Correctly spell
321 (urelational_si_operator): Ditto.
322 (relational_si_operator): Ditto.
323 (d30v_expand_prologue): Add prototype.
324 (d30v_expand_epilogue): Ditto.
326 * d30v.h (OPTIMIZATION_OPTIONS): Undo November 22nd change.
328 * d30v.md (movcccc_*): Delete now unused patterns.
329 (64 bit comparison splitters): Rewrite to use COND_EXEC instead of
331 (define_cond_exec): Use 'b' to select branch flags.
333 2000-11-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
335 * builtins.c (expand_builtin_strncmp, expand_builtin_strncpy): New
337 (expand_builtin): Handle BUILT_IN_STRNCPY and BUILT_IN_STRNCMP.
339 * builtins.def (BUILT_IN_STRNCPY, BUILT_IN_STRNCMP): New entries.
341 * c-common.c (c_common_nodes_and_builtins): Declare builtin
344 * extend.texi (strncmp, strncpy): Document new builtins.
346 2000-11-26 Mark Mitchell <mark@codesourcery.com>
348 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Use a hash table, not
349 a list, to keep track of the sections.
350 * tm.texi (ASM_OUTPUT_SECTION_NAME): Document the fact that the
351 parameter provided will always be a canonical string.
353 2000-11-26 Neil Booth <neilb@earthling.net>
355 * cppmacro.c (cpp_scan_buffer_nooutput): Only scan the
358 2000-11-26 Joseph S. Myers <jsm28@cam.ac.uk>
360 * makefile.vms: Remove EGCS references.
362 2000-11-26 Ulrich Drepper <drepper@redhat.com>
364 * dwarf2out.c (output_file_names): New function. Compute minimal
365 combination of directory and file name table and emit them.
366 (output_line_info): Remove code to emit directory and file name
367 table and call output_file_names instead.
368 (file_info_cmp): Helper function to sort directory names.
370 2000-11-26 Neil Booth <neilb@earthling.net>
372 * cpplib.h (struct cpp_reader): Remove lang_asm.
373 (struct cpp_options): Remove c89. New members lang,
375 * cppexp.c (parse_number): Use them.
376 * cpphash.h (VALID_SIGN): Use them.
377 * cppinit.c (set_lang, cpp_start_read): Update.
378 * cpplex.c (parse_string, _cpp_lex_token): Update.
379 * cpplib.c (_cpp_handle_directive): Update.
380 * cppmacro.c (parse_args): Update.
381 * cppmain.c (scan_buffer): Update.
383 Sun Nov 26 10:02:37 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
385 * fold-const.c (fold, case CONVERT_EXPR): Always return tree of
388 2000-11-26 Neil Booth <neilb@earthling.net>
390 * Makefile.in: Remove MAYBE_CPPLIB and maybe_cpplib.
391 * c-decl.c: Remove parse_in declaration.
392 * c-lang.c: Similarly.
393 * c-lex.c: Similarly.
394 * c-parse.in: Similarly.
395 * c-pragma.c: Similarly.
396 * configure.in: Similarly.
397 * cp/Make-lang.in: Similarly.
398 * cp/spew.c: Similarly.
399 * cp/decl2.c: Remove check for lang-c++ option.
400 * cp/lang-specs.h: Remove -lang-c++ from cc1plus command line.
401 * cp/lex.c (lang_init_options): With cpp_reader_init, default to C++.
402 * c-lex.h: Add declaration of parse_in.
403 * cppinit.c: Call set_lang after allocating pfile->pending.
404 * configure: Regenerate.
406 2000-11-25 Zack Weinberg <zack@wolery.stanford.edu>
408 * combine.c (try_combine): Remove redundant test.
410 2000-11-25 Richard Henderson <rth@redhat.com>
412 * c-common.h (DECL_C_HARD_REGISTER): New.
413 * c-decl.c (finish_decl): Set it for asm register variables.
414 * c-semantics.c (emit_local_var): Test it when instantiating one.
416 2000-11-25 Richard Henderson <rth@redhat.com>
418 * c-decl.c (c_expand_body): Use DECL_SOURCE_LINE rather than
419 lineno for the start of the function.
421 2000-11-25 Richard Henderson <rth@redhat.com>
423 * dwarf2out.c (file_table, file_table_allocated): Remove.
424 (file_table_allocated): Remove.
425 (struct file_table): New.
426 (decl_file_table, line_file_table): New.
427 (print_dwarf_line_table): Use them.
428 (size_of_line_prolog): Likewise.
429 (output_line_info): Likewise.
430 (add_src_coords_attributes): Likewise.
431 (gen_subprogram_die): Likewise.
432 (gen_variable_die): Likewise.
433 (dwarf2out_add_library_unit_info): Likewise.
434 (dwarf2out_line): Likewise.
435 (lookup_filename): Take a struct file_table argument.
436 (init_file_table): New.
437 (dwarf2out_init): Use it.
439 2000-11-25 Joseph S. Myers <jsm28@cam.ac.uk>
441 * invoke.texi: Update sequence points references.
443 2000-11-25 Neil Booth <neilb@earthling.net>
445 * c-common.c: Remove USE_CPPLIB conditional inclusions.
446 * c-common.h: Similarly.
447 * c-decl.c: Similarly.
448 * c-lang.c: Similarly.
449 * c-lex.c: Similarly.
450 * c-parse.in: Similarly.
451 * c-pragma.c: Similarly.
452 * c-pragma.h: Similarly.
454 * toplev.c: Similarly.
455 * cp/cp-tree.h: Similarly.
456 * cp/decl2.c: Similarly.
457 * cp/lang-specs.h: Similarly.
458 * cp/lex.c: Similarly.
459 * cp/lex.h: Similarly.
460 * cp/spew.c: Similarly.
461 * java/lang-options.h: Similarly.
462 * objc/lang-specs.h: Similarly.
463 * objc/objc-act.c: Similarly.
465 * configure.in: Remove configure option.
466 * config.in: Regenerate.
467 * configure: Regenerate.
469 2000-11-25 Richard Henderson <rth@redhat.com>
471 * haifa-sched.c (sched_analyze_1, sched_analyze_2, sched_analyze):
472 Revert 2000-11-22 change.
474 2000-11-25 Bernd Schmidt <bernds@redhat.co.uk>
476 * config/i386/i386.h (FIXED_REGS): Make the three flags registers
479 2000-11-25 Philipp Thomas <pthomas@suse.de>
480 * configure.in (ALL_LINGUAS): Remove en_GB and add sv.
481 * configure: Rebuilt.
483 2000-11-25 Jakub Jelinek <jakub@redhat.com>
485 * config/sparc/sparc.md (muldi3_v8plus): Remove H constraint.
486 Handle CONST_INT as second argument.
487 * config/sparc/sparc.c (set_extends): Remove first argument.
488 Properly handle AND, CONST_INT and CONST_DOUBLE, handle IOR, XOR and
490 (sparc_check_64): Abort if first argument is not REG.
491 If it is DImode REG, look at the lower register of the register
494 * config/sparc/sparc.c (load_pic_register, restore_regs,
495 output_return, sparc_v8plus_shift, sparc_function_profiler,
496 sparc_function_block_profiler, sparc_block_profiler): Fix output
499 2000-11-25 Alexandre Oliva <aoliva@redhat.com>
501 * config/sh/sh.h (TARGET_NONE): New.
502 (TARGET_SWITCHES): For all variant-selecting switch, use
503 TARGET_NONE to reset all other variant-selecting switch. Added
504 empty strings to avoid warnings.
505 (TARGET_DEFAULT): Set to SH1_BIT.
507 * Makefile.in ($(INTL_TARGETS)): Added $(CONFIG_H) for
510 * gcc/config/sh/sh.md (sibcalli, sibcalli_pcrel): New insns.
511 (sibcall_pcrel): New insn_and_split.
512 (sibcall, sibcall_value, sibcall_epilogue): New expands.
514 * config/sh/sh.md (GOTaddr2picreg, symGOT2reg, symGOTOFF2reg,
515 symPLT_label2reg, call, call_value): Don't set
516 current_function_uses_pic_offset_table.
517 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't mark
518 PIC_OFFSET_TABLE_REGNUM as call_used, so that calc_live_regs
519 takes it into account.
520 (FINALIZE_PIC): Delete, useless.
521 (LEGITIMATE_CONSTANT_P): Delete, unused.
522 * config/sh/sh.c (sh_expand_prologue): Don't use
523 current_function_uses_pic_offset_table. Don't special-case
524 PIC_OFFSET_TABLE_REGNUM. Initialize it if it's ever live and
526 (sh_expand_epilogue, initial_elimination_offset): Don't
527 special case PIC_OFFSET_TABLE_REGNUM.
529 2000-11-25 Alexandre Oliva <aoliva@redhat.com>, NIIBE Yutaka <gniibe@m17n.org>
531 * config/sh/sh-protos.h (symbol_ref_operand): Declare.
532 * config/sh/sh.md (UNSPEC_CALLER): New constant.
533 (calli_pcrel, call_valuei_pcrel): Use PIC_REG.
534 (call_pcrel, call_value_pcrel): New insn_and_splits.
535 (call, call_value): Use them.
536 (call_site): New expand.
537 (sym_label2reg, symPLT_label2reg): Adjust to hold call_sites.
538 * config/sh/sh.h (OUTPUT_ADDR_CONST_EXTRA) [UNSPEC_CALLER]:
539 Output call_site label.
540 (PREDICATE_CODES): Added symbol_ref_operand.
541 * config/sh/sh.c (symbol_ref_operand): Define.
542 * emit-rtl.c (try_split): Propagate CALL_INSN_FUNCTION_USAGE
543 to CALL_INSNs in the split sequence.
545 2000-11-24 Nick Clifton <nickc@redhat.com>
547 * config.gcc (v850-*-*): Define c_target_objs and
550 * config/v850/t-v850: Define how to build v850-c.o
552 * config/v850/v850.h (struct data_area_stack_element): Move
553 definition here from v850.c.
555 * config/v850v850.c: Include gcc.h to avoid compile time
557 (push_data_area): Move to v850-c.c.
558 (pop_data_area): Move to v850-c.c.
559 (mark_current_function_as_interrupt): Move to v850-c.c.
560 (GHS_default_section_names): Allow to be exported.
561 (GHS_current_section_names): Allow to be exported.
562 (data_area_stack_elements): Allow to be exported.
563 (ghs_pragma_section): Move to v850-c.c.
564 (ghs_pragma_interrupt): Move to v850-c.c.
565 (ghs_pragma_starttda): Move to v850-c.c.
566 (ghs_pragma_startsda): Move to v850-c.c.
567 (ghs_pragma_startzda): Move to v850-c.c.
568 (ghs_pragma_endtda): Move to v850-c.c.
569 (ghs_pragma_endsda): Move to v850-c.c.
570 (ghs_pragma_endzda): Move to v850-c.c.
572 * config/v850/v850-c.c: New file: Contains v850 specific
573 pragma parsing functions.
575 2000-11-24 Nick Clifton <nickc@redhat.com>
577 * config.gcc (extra_objs): Remove duplicate description.
578 (c_target_objs): New variable. Contains target specific
579 object files for the gcc C compiler only.
580 (cxx_target_objs): New variable. Contains target specific
581 object files for the gxx C++ compiler only.
583 * configure.in (c_target_objs): Substitute in the makefile.
584 (cxx_target_objs): Substitute in the makefile.
585 * configure: Regenerate.
587 * Makefile.in (C_TARGET_OBJS): Define and initialise from
589 (CXX_TARGET_OBJS): Define and initialise from
591 (C_AND_OBJC_OBJS): Include C_TARGET_OBJS.
593 * cp/Make-lang.in (CXX_C_OBJS): Include CXX_TARGET_OBJS).
595 * tm.texi (REGISTER_TARGET_PRAGMAS): Add paragraph explaining
596 about how the use of the 'c_lex' function requires the use of
597 the target specific, language specific object files feature of
598 the configuration mechanism.
600 Fri Nov 24 18:50:58 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
602 * gcc.c (process_command): Use F_OK, not R_OK.
604 2000-11-24 Arno J. Klaassen <arno@heho.snv.jussieu.fr>
606 * flow.c (print_rtl_and_abort): Remove ANSIism.
608 Fri Nov 24 19:54:36 2000 Alexandre Oliva <aoliva@redhat.com>
610 * config/sh/sh.h (GENERAL_REGISTER_P,
611 GENERAL_OR_AP_REGISTER_P, FP_REGISTER_P, XD_REGISTER_P,
612 FP_OR_XD_REGISTER_P, FP_ANY_REGISTER_P): New macros. Use them
614 (SPECIAL_REG): Renamed to SPECIAL_REGISTER_P.
615 * config/sh/sh.c: Use new macros.
616 * config/sh/sh.md: Likewise.
618 Fri Nov 24 19:46:16 2000 Alexandre Oliva <aoliva@redhat.com>
620 * config/sh/sh.md: Clobber MACH_REG and MACL_REG in SImode,
621 instead of just MACH_REG in DImode. Always refer to FPSCR_REG
624 Fri Nov 24 22:37:41 2000 Denis Chertykov <denisc@overta.ru>
626 * config/avr/avr.c (out_tsthi,out_tstsi): Test simplification bug
628 (machine_dependent_reorg): Wrong optimization based on
629 NOTICE_UPDATE_CC removed.
631 Fri Nov 24 19:48:09 2000 J"orn Rennecke <amylaar@redhat.com>
633 * jump.c (delete_computation): Re-instate deletion of feeding insn.
634 (delete_insn): Look for REG_LABEL notes.
635 (redirect_tablejump): Delete feeding insns.
637 2000-11-24 Bernd Schmidt <bernds@redhat.co.uk>
639 * config/i386/i386.md (call_pop_0, call_pop_1, call_value_pop_0,
640 call_value_pop_1): Make sure operand numbers are contiguous.
642 * fold-const.c (fold_range_test): Avoid crash if LHS or RHS is null.
644 * reload1.c (conflicts_with_override): New function.
645 (emit_input_reload_insns): Use it to tighten test for validity
646 of substituting into output of previous insn.
648 * haifa-sched.c (struct ready_list): New.
649 (ready_lastpos, ready_add, ready_remove_first, ready_sort): New static
651 (schedule_insn): Replace args READY and N_READY with a pointer to a
652 ready_list; return void. Use the new functions to access the ready
653 list. All callers changed.
654 (queue_to_ready, debug_ready_list): Likewise.
655 (schedule_block): Initialize a ready_list structure. Use new
656 functions to access it.
657 (max_priority): Remove unused variable.
658 (schedule_insn): Don't set it.
660 * c-common.c (verify_tree): Don't recurse into CONSTRUCTORs.
662 * combine.c (cant_combine_insn_p): New function.
663 (try_combine): Use it.
665 * Makefile.in (c-common.o): Depend on $(OBSTACK_H).
666 * c-common.c (c-obstack.c): Include "obstack.h".
667 (struct reverse_tree): Delete.
668 (reverse_list, reverse_max_depth): Delete.
669 (build_reverse_tree, common_ancestor, modify_ok): Delete functions.
670 (struct tlist, struct tlist_cache): New.
671 (tlist_obstack, tlist_firstobj, warned_ids, save_expr_cache): New.
672 (add_tlist, merge_tlist, verify_tree, warning_candidate_p,
673 warn_for_collisions, warn_for_collisions_1, new_tlist): New
675 (verify_sequence_points): Rewritten.
676 * fold-const.c (fold): Don't lose possibly important sequence
677 points when removing one arm of TRUTH_ORIF_EXPRs or TRUTH_ANDIF_EXPRs.
679 2000-11-24 Richard Sandiford <rsandifo@redhat.com>
681 * gcc/cse.c (cse_insn): Removed conversion of REG_EQUIV to REG_EQUAL
682 when reversing a register-to-register copy. Reversal now disabled
683 when the previous instruction has a REG_EQUIV.
685 2000-11-24 Nathan Sidwell <nathan@codesourcery.com>
687 * c-parse.in (unary_expr): Move VA_ARG from here ...
688 (primary): ... to here.
690 2000-11-23 Graham Stott <grahams@redhat.com>
692 * expr.c (store_constructor): If a field is non addressable and
693 the target is a MEM use MEM_ALIAS_SET otherwise use get_alias_set.
695 2000-11-23 Bernd Schmidt <bernds@redhat.co.uk>
697 * flow.c (print_rtl_and_abort): New function.
698 (verify_wide_reg, verify_local_live_at_start): Try to dump more
699 information before aborting.
701 2000-11-23 Alexandre Oliva <aoliva@redhat.com>
703 * emit-rtl.c (gen_lowpart_common): Use word 0 if register mode
704 is narrower than requested mode.
705 (gen_highpart): Abort if register mode is narrower than
708 2000-11-23 Graham Stott <grahams@redhat.com>
710 * cse.c (cse_insn): Initialise all regcost variables.
711 Fix a typo add missing '='.
712 Only compare costs if there is a replacement insn.
714 Thu Nov 23 04:33:33 2000 Alexandre Oliva <aoliva@redhat.com>
716 * final.c (output_addr_const) [LABEL_REF]: Simplify.
717 [MINUS]: Enclose non-CONST_INTs in parentheses.
718 [default]: Try OUTPUT_ADDR_CONST_EXTRA.
719 * tm.texi (OUTPUT_ADDR_CONST_EXTRA): Document it.
720 * varasm.c (decode_rtx_const) [CONST]: If it's not something
721 PLUS or MINUS a CONST_INT, use the whole CONST with offset 0
722 instead of abort()ing.
723 * sh.c (output_pic_addr_const): Removed. Fixed all callers.
724 * sh.h (OUTPUT_ADDR_CONST_EXTRA): New. Handle the UNSPECs
725 formerly handled in output_pic_addr_const.
726 * sh.md (sym_label2reg, symPLT_label2reg): Enclose UNSPEC
727 operands of MINUS in CONSTs so that decode_rtx_const() will
730 Thu Nov 23 04:10:30 2000 Alexandre Oliva <aoliva@redhat.com>
732 * config/sh/sh.md (mova_const): New pattern.
733 (GOTaddr2picreg): Use it.
734 * config/sh/sh.c (broken_move): Match it.
735 (mova_p): Don't match it.
736 (machine_dependent_reorg): Adjust it.
738 Thu Nov 23 02:09:09 2000 Alexandre Oliva <aoliva@redhat.com>
740 * config/sh/sh.h (FIRST_GENERAL_REG, LAST_GENERAL_REG): New.
741 Moved most register-number #defines...
742 * config/sh/sh.md (define_constants): ... here. Use macros to
743 refer to registers and unspecs.
744 * config/sh/sh.c: Likewise.
746 Thu Nov 23 01:01:32 2000 J"orn Rennecke <amylaar@redhat.com>
748 * Makefile.in (HOST_CFLAGS): Add -DGENERATOR_FILE.
749 (rtl.o, print-rtl.o, bitmap.o, obstack.o): Build with -DGENERATOR_FILE.
750 (alloca.o, vfprintf.o, ggc-none.o, errors.o): Likewise.
751 (splay-tree.o, hash.o): Likewise.
753 (rtl.o, print-rtl.o): Depend on $(GCONFIG_H) instead of $(CONFIG_H).
754 (bitmap.o, obstack.o, vfprintf.o, ggc-none.o, errors.o): Likewise.
755 (hashtab.o): Likewise.
756 (gcov.o): Depend on $(CONFIG_H).
757 * configure.in: #include insn-codes.h in tm.h.
759 2000-11-22 Nick Clifton <nickc@redhat.com>
761 * config/arm/arm.c (arm_encode_call_attribute): Make 'newstr' a
762 const char * to avoid a compile time warning.
764 * config/arm/arm.md (define_constants): Define symbolic names for
765 the link register, last integer register and the fake CC register.
766 Update patterns to use these symbolic names.
768 2000-11-22 Neil Booth <neilb@earthling.net>
770 * cpplex.c (trigraph_ok): Ensure we don't warn twice.
771 * cpplib.h (struct cpp_buffer): New member last_Wtrigraphs.
773 2000-11-22 Richard Henderson <rth@redhat.com>
775 * haifa-sched.c (sched_analyze_1): Don't special-case calls
776 for clobbering registers.
777 (sched_analyze_2): Likewise.
778 (sched_analyze): Zap reg_last_uses and reg_last_sets after calls.
780 2000-11-22 Chris Demetriou <cgd@sibyte.com>
781 Neil Booth <neilb@earthling.net>
783 * gcc.c (validate_switches): Validate multiple switches named
784 in '|' (or) expressions in specs.
785 (handle_braces): If more than 1 alternative in a '|' spec
786 matches, call do_spec1 just once.
788 2000-11-22 Michael Meissner <meissner@redhat.com>
790 * d30v.h (TARGET_SWITCHES): Add documentation strings.
791 (TARGET_OPTIONS): Ditto.
792 (OPTIMIZATION_OPTIONS): Temporarily turn off -frename-registers if
795 Wed Nov 22 06:40:56 2000 Jeffrey A Law (law@cygnus.com)
797 * pa.c (hppa_encode_label): Account for addition of encoding
798 character when allocating persistent space for the new label
801 2000-11-22 Zack Weinberg <zack@wolery.stanford.edu>
803 * Makefile.in, config.gcc, configure.in: Expunge remaining
804 traces of facility for running MD files through C preprocessor.
806 2000-11-22 Joseph S. Myers <jsm28@cam.ac.uk>
808 * gcov.texi: Add magic comments for texi2pod.pl.
809 * Makefile.in: Add rules to generate and install gcov.1.
810 * gcov.1: New (generated) file.
812 2000-11-21 Richard Henderson <rth@redhat.com>
814 * regrename.c (scan_rtx_reg): Terminate the chain rather than
815 abort on mark_read with NO_REGS.
817 2000-11-21 Mike Stump <mrs@wrs.com>
819 * fixinc/fixtests.c (TEST_FOR_FIX_PROC_HEAD): Fix to allow
820 compilation with older compilers, such as /bin/cc on SunOS.
821 * fixinc/fixfixes.c (FIX_PROC_HEAD): Ditto.
823 2000-11-21 Richard Henderson <rth@redhat.com>
825 * varasm.c (record_constant): Pad the constructed
826 constant_descriptor appropriately.
828 Wed Nov 22 00:52:55 2000 J"orn Rennecke <amylaar@redhat.com>
830 * rtl.h (traverse_md_constants): Declare.
831 (struct md_constant): Define.
832 * Makefile.in (HOST_RTL): Add hashtab.o .
833 (OBJS): Add hashtab.o .
834 (hashtab.o): New rule.
835 (rtl.o): Depends on HASHTAB_H.
836 * rtl.c (hashtab.h): #include.
837 (md_constants): New static variable.
838 (def_hash, def_name_eq_p, read_constants): New static functions.
839 (traverse_md_constants): New function.
840 (read_name): Do constant expansion.
841 (read_rtx): Recognize define_constants.
842 * gencodes.c (print_md_constant): New function.
843 (main): Emit #defines for all constant definitions encountered.
844 * md.texi (Constant Definitions): New node.
845 * gensupport.c (xcalloc): New function.
847 2000-11-21 Richard Henderson <rth@redhat.com>
849 * config/alpha/alpha.c (alpha_split_tfmode_frobsign): New.
850 * config/alpha/alpha-protos.h: Declare it.
851 * config/alpha/alpha.md (abstf_internal): Use it.
852 (negtf_internal): Likewise.
853 (andnotdi3): Unstar the name.
854 (movtf_internal): Add o/G alternative.
856 2000-11-21 Zack Weinberg <zack@wolery.stanford.edu>
858 * stringpool.c (stringpool_statistics): Also report number and
859 percentage of entries which are identifiers.
861 2000-11-21 Diego Novillo <dnovillo@redhat.com>
863 * gcse.c (hoist_expr_reaches_here_p): Do not mark expr_bb as
864 visited before visiting it.
866 2000-11-21 Nick Clifton <nickc@redhat.com>
868 * config/arm/arm.h: Accept TARGET_CPU_arm9tdmi,
869 TARGET_CPU_strongarm110 and TARGET_SPU_strongarm1100.
871 * config.gcc: Accept --with-cpu=arm9 and --with-cpu=arm9tdmi.
873 2000-11-21 Richard Henderson <rth@redhat.com>
875 * c-common.c (c_unsafe_for_reeval): New function.
876 (add_c_tree_codes): Register it.
877 * c-common.h: Declare it.
878 * tree.c (lang_unsafe_for_reeval): New hook.
879 (unsafe_for_reeval): Call it.
880 * tree.h: Declare it.
882 2000-11-21 Richard Henderson <rth@redhat.com>
884 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify @GOT
887 2000-11-21 Neil Booth <neilb@earthling.net>
889 * do_includes: Revert to using cpp_read_file.
891 2000-11-21 Bernd Schmidt <bernds@redhat.co.uk>
893 * loop.c (consec_sets_giv): If the reg we're examining is anything
894 but UNKNOWN_INDUCT, do nothing.
895 Reset the reg's type to UNKNOWN_INDUCT before returning.
897 Mostly from Vladimir Makarov (vmakarov@redhat.com)
898 * ia64.md (attr itanium_class): Define insn types as described in
900 (all insn patterns): Use itanium_class, not type attributes.
901 Occasionally split alternatives as necessary.
902 (attr type): Compute from new attr itanium_class.
904 2000-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
906 * tradcpp.c (output_line_command): Mark system headers as such in
909 2000-11-21 Jakub Jelinek <jakub@redhat.com>
911 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Sparc has .file/.loc
912 support in as as well.
913 * configure: Regenerate.
915 2000-11-20 Richard Henderson <rth@redhat.com>
917 * c-lex.c (orig_filename): New variable.
918 (init_c_lex): Set it. Move call to cpp_start_read ...
919 (yyparse): ... here. New function.
920 * c-parse.in (yyparse_1): Rename the parser entry point.
921 * c-tree.h: Declare it.
923 2000-11-21 Jakub Jelinek <jakub@redhat.com>
925 * expr.c (do_compare_and_jump): If op0 was replaced by promoted
926 integer constant, use type of op1 for comparison.
928 2000-11-20 Stan Shebs <shebs@apple.com>
930 * config/rs6000/xm-darwin.h: New file, Darwin host definitions.
931 * config/rs6000/x-darwin: New file, Darwin host fragment.
932 * config.gcc (powerpc-*-darwin*): New host.
933 * system.h (HAVE_DESIGNATED_INITIALIZERS): Allow this to be
934 overridden by a config file.
936 2000-11-20 Neil Booth <neilb@earthling.net>
938 * cppmacro.c (paste_tokens): Rename from paste_payloads.
939 Change token type after pasting spellings.
940 (paste_all_tokens): Use it.
941 * gcc.dg/cpp/paste2.c: Update test.
942 * objc/execute/paste.m: New test.
944 2000-11-20 Richard Henderson <rth@redhat.com>
946 * dwarf.h (FMT_CODE): Adjust argument order; fix mapping to
947 dwarf_subscr_data_formats bits.
948 * dwarfout.c (simple_type_size_in_bits): Handle a type with
949 no computed size as size zero.
950 (field_byte_offset): Likewise.
951 (subscript_data_attribute): Handle a range with no upper bound.
953 2000-11-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
955 * gansidecl.h (const): Check __STDC__ before undef'ing `const'.
957 2000-11-20 Joseph S. Myers <jsm28@cam.ac.uk>
959 * c-typeck.c (build_conditional_expr): When merging type
960 qualifiers for conditional expressions between a pointer and a
961 pointer to a void type, merge the qualifiers on the target types
962 rather than the pointer type. Remove obsolete conditioned out
965 2000-11-20 Neil Booth <neilb@earthling.net>
967 * c-lang.c (lang_init_options): Update call to
969 * cppmain.c (main): Similarly.
970 * fix-header.c (read_scan_file): Similarly.
971 * cp/lex.c (lang_init_options): Similarly.
972 * objc/objc-act.c (lang_init_options): Similarly.
973 * cppexp.c (parse_number): Only warn for unextended C89.
974 * cppinit.c (set_lang): New function.
975 (cpp_reader_init): Take a LANG argument and pass it to set_lang.
976 (COMMAND_LINE_OPTIONS): New option std=c++98.
977 (cpp_handle_option): Use set_lang.
978 * cpplex.c (_cpp_lex_token): Warn pedantically if not C99.
979 * cppib.h (enum_c_lang): New enumeration. Update comments.
981 2000-11-20 Will Cohen <wcohen@redhat.com>
983 * calls.c (expand_call): Clear target only when target is in
984 hard register and current_function_check_memory_usage is set.
986 2000-11-20 Bernd Schmidt <bernds@redhat.co.uk>
988 * toplev.c (rest_of_compilation): Run optimize_mode_switching even
990 * sh.c (emit_sf_insn, emit_df_insn): Just call emit_insn.
992 2000-11-19 Richard Henderson <rth@redhat.com>
994 * crtstuff.c (force_to_data): Use array size 1 not 0.
996 * dwarf2out.c (simple_type_size_in_bits): Handle a type with
997 no computed size as size zero.
998 (field_byte_offset): Likewise.
1000 2000-11-20 Joseph S. Myers <jsm28@cam.ac.uk>
1002 * config.gcc: Fix another typo.
1004 2000-11-19 Richard Henderson <rth@redhat.com>
1006 * c-decl.c (grokdeclarator): Support flexible array members.
1007 Use open-ended ranges for these and zero-length arrays.
1008 * c-typeck.c (push_init_level): Validate the context of
1009 initialization of a zero-length array.
1010 * tree.c (int_fits_type_p): Be prepared for missing bounds.
1011 * varasm.c (array_size_for_constructor): New.
1012 (output_constructor): Use it for arrays of unspecified length.
1013 * extend.texi (Zero Length): Mention C99 flexible array members.
1014 Document initialization in a top-level struct as valid.
1016 2000-11-19 Joseph S. Myers <jsm28@cam.ac.uk>
1018 * config.gcc, invoke.texi: Fix errors in spelling of "deprecated".
1020 * alias.c (mems_in_disjoint_alias_sets_p): Do use alias sets in
1021 stdarg and varargs functions.
1023 2000-11-19 Zack Weinberg <zack@wolery.stanford.edu>
1025 * gcc.c (process_command): Define 'j' variable when
1026 MODIFY_TARGET_NAME is defined.
1028 2000-11-19 Richard Henderson <rth@redhat.com>
1030 * stor-layout.c (variable_size): Only put SAVE_EXPRs on pending_sizes.
1032 2000-11-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1034 * rs6000/rs6000.c (rs6000_encode_section_info): Fix string length
1035 calculation and allocation.
1037 2000-11-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1039 * builtins.c (c_getstr): Constify variable.
1040 * gmon-sol2.c (_mcleanup): Comment out #endif labels.
1041 * conflict.c (const_conflict_graph_arc): New typedef.
1042 (arc_hash, arc_eq): Avoid needlessly casting away const-ness.
1043 * cppmacro.c (builtin_macro): Likewise.
1044 * dwarf2out.c (output_comp_unit): Constify variable.
1045 * fix-header.c (v_fatal): Add ATTRIBUTE_PRINTF.
1046 * protoize.c (IS_SAME_PATH_CHAR): Use TOUPPER, not toupper.
1047 * ssa.c (ssa_rename_from_hash_function): Avoid needlessly casting
1049 * tradcpp.c (rescan, do_line, macroexpand, macarg): Use
1050 ISALNUM/ISDIGIT/ISPRINT, not isalnum/isdigit/isprint.
1051 * varasm.c (const_str_htab_hash, const_str_htab_eq,
1052 compare_constant_1, record_constant_1): Constify.
1054 2000-11-18 Richard Henderson <rth@redhat.com>
1056 * c-decl.c (grokdeclarator): Special case the creation of an
1057 index for a zero-length array.
1058 * tree.c (build_index_type): Revert Oct 20 change.
1060 2000-11-18 Marek Michalkiewicz <marekm@linux.org.pl>
1062 * config/avr/avr-protos.h (avr_output_addr_vec_elt): Prototype.
1063 * config/avr/avr.c (jump_tables_size): New variable.
1064 (function_prologue): Initialize it as 0.
1065 (function_epilogue): Add it to function_size.
1066 (avr_output_addr_vec_elt): New function. Count words in jump
1067 tables in jump_tables_size. Move code ...
1068 * config/avr/avr.h (ASM_OUTPUT_ADDR_VEC_ELT): ... from here.
1069 Call avr_output_addr_vec_elt instead.
1070 * config/avr/avr.md (tablejump): Remove disabled define_expand.
1072 2000-11-18 Mark Mitchell <mark@codesourcery.com>
1074 * configure.in: Make --enable-new-gxx-abi the default.
1075 * configure: Likewise.
1077 2000-11-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1079 * Makefile.in (tradcpp.o, tradcif.o): Depend on tradcpp.h.
1081 * tradcif.y: Include tradcpp.h. Constify. Make functions static.
1082 Move extern function declarations to tradcpp.h.
1084 * tradcpp.c: Likewise.
1086 * tradcpp.h: New file.
1088 2000-11-18 Joseph S. Myers <jsm28@cam.ac.uk>
1090 * c-decl.c (check_for_loop_decls): New function.
1091 * c-parse.in (for_init_stmt): New.
1092 (select_or_iter_stmt): Use for_init_stmt.
1093 * c-tree.h (check_for_loop_decls): New declaration.
1095 2000-11-18 Neil Booth <neilb@earthling.net>
1097 * cppinit.c: Update comments.
1098 (cpp_reader_init): Make -imacro and -include use the standard
1099 #include "" search path.
1100 (do_includes): New function.
1102 2000-11-18 Ben Elliston <bje@redhat.com>
1104 * config/sh/crt1.asm (start_l): Move PC-relative move instruction
1105 out of a branch delay slot.
1107 2000-11-17 Richard Henderson <rth@redhat.com>
1109 * config/alpha/elf.h (PREFERRED_DEBUGGING_TYPE): Set to DWARF2_DEBUG.
1110 (ASM_SPEC): Disable and enable .mdebug based on -gstabs.
1111 (ASM_FILE_START): Only write out ecoff .file directive if
1112 emitting mdebug debugging.
1114 2000-11-17 Richard Henderson <rth@redhat.com>
1116 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): New. Detect
1117 whether as accepts .file/.loc and produces dwarf2 line info.
1118 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Default on if
1119 the assembler supports it.
1120 * config.in, configure: Regenerate.
1122 2000-11-17 Richard Henderson <rth@redhat.com>
1124 * fixinc/mkfixinc.sh: Don't disable fixincludes for any linux*.
1126 2000-11-17 Jim Wilson <wilson@redhat.com>
1128 * config/ia64/ia64.c (emit_insn_group_barriers, case CALL_INSN):
1129 Don't clear need_barrier is next_insn is a CALL_INSN, or has
1130 instruction type B or UNKNOWN.
1132 2000-11-17 Neil Booth <neilb@earthling.net>
1134 * cpperror.c (print_file_and_line): Don't display line number if 0.
1136 2000-11-17 Zack Weinberg <zack@wolery.stanford.edu>
1138 * ggc.h: Delete ggc_add_string_root and ggc_mark_string. Add
1139 digit_vector and digit_string.
1140 * stringpool.c (digit_vector): New.
1141 (ggc_alloc_string): Use digit_string.
1143 * stmt.c (digit_strings): Delete.
1144 (init_stmt): Do not initialize digit_strings.
1145 (expand_asm_operands): Use ggc.h's digit_string macro.
1146 * toplev.c (mark_file_stack): Delete.
1147 (compile_file): Don't call init_tree_codes.
1148 (main): No need to make the file stack a GC root.
1149 * tree.c (init_tree_codes): Delete.
1150 * tree.h (init_tree_codes): Delete.
1152 * c-lex.c: Don't include ggc.h.
1153 (mark_splay_tree_node, mark_splay_tree): Delete.
1154 (init_c_lex): No need to ggc_strdup string constant. Don't add
1155 file_info_tree to GGC roots.
1156 (cb_enter_file, cb_rename_file): No need to ggc_strdup
1159 * Makefile.in (c-lex.o): No longer depends on $(GGC_H).
1161 * dbxout.c (dbxout_init),
1162 dwarf2out.c (dwarf2out_line),
1163 ggc-common.c (ggc_mark_rtx_children, ggc_mark_trees),
1164 varasm.c (mark_const_hash_entry, mark_pool_constant, init_varasm_once),
1165 xcoffout.c (xcoffout_source_file),
1166 i386.c (load_pic_register):
1167 Delete call(s) to ggc_add_string_root and/or ggc_mark_string.
1169 * except.c (create_rethrow_ref),
1170 profile.c (init_edge_profiler),
1171 toplev.c (compile_file),
1172 varasm.c (named_section, assemble_static_space,
1173 assemble_trampoline_template, output_constant_def, force_const_mem),
1174 i386.c (load_pic_register),
1175 ia64.c (ia64_encode_section_info),
1176 rs6000.c (rs6000_emit_load_toc_table, create_TOC_reference,
1177 rs6000_emit_prologue, rs6000_emit_epilogue),
1178 rs6000.md (load_toc_aix_si, load_toc_aix_di):
1179 Change ggc_alloc_string (var, -1) to ggc_strdup (var).
1181 * profile.c (output_func_start_profiler),
1183 i386.c (load_pic_register): No need to ggc_strdup string constant.
1185 2000-11-17 Hans-Peter Nilsson <hp@axis.com>
1187 * Makefile.in (config.status): Depend on config.gcc.
1188 * configure.in <for machine in $build $host $target>: Move
1189 contents of loop into config.gcc, removing autoconf quoting.
1190 Fix changequote bug for alpha*-*-vxworks*.
1191 * configure: Regenerate.
1194 2000-11-16 Zack Weinberg <zack@wolery.stanford.edu>
1196 * c-parse.in (if_prefix): Find the filename and line number at
1197 $-2 and $-1 respectively.
1198 * diagnostic.c (error_recursion): Add missing newline, use
1199 fputs, translate string.
1201 2000-11-16 Zack Weinberg <zack@wolery.stanford.edu>
1203 * stringpool.c: New file.
1204 * ggc-common.c (ggc_mark_string_ptr, ggc_add_string_root): Delete.
1205 (ggc_alloc_string): Now in stringpool.o.
1206 * ggc-page.c, ggc-simple.c: Do not define or allocate empty_string.
1207 * ggc.h: Delete prototype of ggc_add_string_root. #define
1208 ggc_add_string_root and ggc_mark_string to nothing. Prototype
1209 init_stringpool and stringpool_statistics.
1210 (ggc_alloc_string): Returns a const char *.
1211 * tree.c (hash_table, do_identifier_warnings): Delete.
1212 (init_obstacks): Don't initialize the identifier hash table.
1213 (get_identifier, maybe_get_identifier, start_identifier_warnings,
1214 set_identifier_size): Now in stringpool.c.
1215 * tree.h (struct tree_string): Constify pointer field.
1216 (approx_sqrt): Prototype.
1218 * Makefile.in (stringpool.o): Add rule, mention in OBJS.
1220 * toplev.c (approx_sqrt): New function.
1221 (compile_file): Call stringpool_statistics if mem_report is on.
1222 (main): Call init_stringpool.
1224 * builtins.c (c_strlen), c-decl.c (finish_decl), c-lex.c
1225 (process_directive), c-typeck.c (constructor_asmspec, struct
1226 initializer_stack, start_init), except.c (create_rethrow_ref),
1227 stmt.c (digit_strings), toplev.c (decode_f_option), tree.c
1228 (built_in_filename), varasm,c (in_named_name,
1229 assemble_static_space, struct constant_descriptor, struct
1230 deferred_string, struct pool_constant, force_const_mem),
1231 i386.c (pic_label_name, global_offset_table_name), rs6000.c
1232 (rs6000_emit_prologue, rs6000_emit_epilogue) : Constify a char *.
1234 * c-common.c (combine_strings): Combine strings in scratch
1235 buffer, then pass to build_string.
1236 * optabs.c (init_libfuncs), profile.c (init_edge_profiler,
1237 output_func_start_profiler), stmt.c (init_stmt), alpha.c
1238 (alpha_need_linkage), arm.c (arm_encode_call_attribute),
1239 i386.c (load_pic_register), ia64.c (ia64_encode_section_info),
1240 rs6000.c (rs6000_encode_section_info): Create string in
1241 scratch buffer, then pass to ggc_alloc_string.
1243 * stmt.c (expand_asm_operands): If we must adjust the
1244 constraint strings, do so by creating a new one, not by
1245 modifying the old one in place. Constify some char *s.
1246 * config/pa/pa.c (hppa_encode_label): Drop unnecessary second
1247 argument. Create string in scratch buffer, then pass to
1249 * config/pa/pa-protos.h: Update prototype.
1250 * config/pa/elf.h, config/pa/pa.h, config/pa/som.h:
1251 hppa_encode_label takes only one argument.
1253 2000-11-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1255 * mcore.c (mcore_expand_prolog): Call xmalloc/xrealloc, not
1258 * cpplib.c (glue_header_name): Likewise.
1260 * fixincl.c (run_compiles, start_fixer): Likewise.
1262 * fixlib.c (load_file_data): Likewise.
1264 * mkdeps.c (munge): Likewise.
1266 2000-11-17 Hans-Peter Nilsson <hp@axis.com>
1268 * defaults.h [EH_FRAME_SECTION_ASM_OP] (EH_FRAME_SECTION): Remove
1269 trailing ';'. Fix formatting.
1271 2000-11-16 Jim Wilson <wilson@redhat.com>
1273 * config/ia64/ia64.h (MASK_INLINE_DIV_LAT, MASK_INLINE_DIV_THR):
1274 Shift masks left by one to avoid conflict.
1276 * config/ia64/ia64.c (ia64_encode_section_info): Disallow decls with
1279 2000-11-16 Nick Clifton <nickc@redhat.com>
1281 * config/arm/arm.c (output_arm_prologue): Note nested functions.
1282 (arm_expand_prologue): For nested functions preserve the
1283 static chain register during stack frame creation.
1285 * config/arm/arm.h (STATIC_CHAIN_REGNUM): Change to 12.
1286 (ARM_INITIAL_FRAME_ELIMINATION_OFFSET): For a nested function
1287 with a stack frame there is a 4 byte gap between the arg
1288 pointer and the hard frame pointer (used to preserve the
1289 static chain register during stack frame creation).
1291 2000-11-16 DJ Delorie <dj@redhat.com>
1293 * rtl.c (read_rtx): Provide suitable names for unnamed
1294 define_insn and define_insn_and_split patterns, based on file
1297 2000-11-15 Neil Booth <neilb@earthling.net>
1299 * cpplib.c (start_directive, end_directive): New functions.
1300 (_cpp_handle_directive, run_directive): Use them.
1301 (_cpp_handle_directive): Don't -Wtraditional on indented
1303 (_cpp_push_buffer): Don't re-clear was_skipping.
1304 * cpplib.h (struct cpp_reader): New member la_saved.
1305 * cppmacro.c (cpp_get_token): Don't interpret _Pragma in
1308 gcc.dg/cpp/_Pragma1.c: Update.
1309 gcc.dg/cpp/_Pragma2.c: New test.
1311 2000-11-15 Mark Mitchell <mark@codesourcery.com>
1313 * toplev.c (wrapup_global_declarations): Don't write out
1314 artificial static variables that aren't needed.
1316 2000-11-15 Bernd Schmidt <bernds@redhat.co.uk>
1318 * ia64.c (struct group): New structure.
1319 (last_group): New static array.
1320 (group_idx): New static variable.
1321 (emit_group_barrier_after, errata_find_address_regs, errata_emit_nops):
1322 New static functions.
1323 (emit_insn_group_barriers): Initialize and keep track of group_idx
1325 Call errata_emit_nops if TARGET_B_STEP or TARGET_A_STEP.
1326 Replace all calls to emit_insn_after that emit a group barrier to use
1327 emit_group_barrier_after.
1328 * ia64.h (MASK_B_STEP): New.
1329 (other MASK_XXX macros): Renumbered.
1330 (TARGET_B_STEP): New.
1331 (TARGET_SWITCHES): Add -mb-step.
1333 2000-11-15 Fred Fish <fnf@be.com>
1335 * fixinc/mkfixinc.sh (fixincludes): Add *-*-beos* to list of
1336 machines for which fixincludes is not needed.
1337 * config/i386/x-beos (STMP_FIXPROTO): Don't run fixproto.
1339 2000-11-15 Jason Merrill <jason@redhat.com>
1341 * diagnostic.c (finish_abort): New fn.
1342 (fancy_abort, error_recursion): Use it.
1343 * toplev.c (crash_signal): Likewise.
1344 * diagnostic.h: Declare it.
1346 2000-11-13 Andrew Haley <aph@redhat.com>
1348 * tree.c (build_type_no_quals): New function.
1349 * tree.h (build_type_no_quals): Declare.
1350 * c-common.c (c_get_alias_set): When considering type
1351 compatibility for pointer types, ignore cv-qualifiers anywhere in
1354 2000-11-15 Graham Stott <grahams@redhat.com>
1356 * regrename.c (scan_rtx_rtx): Skip to the next chain on
1357 encountering a terminated chain.
1359 2000-11-14 Mark Mitchell <mark@codesourcery.com>
1361 * configure.in: Move check for V3 above check for C++ header-file
1363 * configure: Regenerated.
1365 2000-11-14 DJ Delorie <dj@redhat.com>
1367 * config/v850/v850.c: Remove obstacks.
1369 Tue Nov 14 21:54:31 2000 Marek Michalkiewicz <marekm@linux.org.pl> & Denis Chertykov <denisc@overta.ru>
1371 * config/avr/avr.c (avr_case_values_threshold): New.
1372 (avr_override_options): Set it depending on options, make it large
1373 when not optimizing to work around "unable to generate reloads".
1375 * config/avr/avr.h (TARGET_SWITCHES): Add -mno-tablejump option.
1376 (EXTRA_SECTION_FUNCTIONS): Make the .progmem.gcc_sw_table section
1377 executable if not AVR_MEGA. Make sure jump tables are word-aligned.
1378 (JUMP_TABLES_IN_TEXT_SECTION): Define as 0, not 1.
1379 (ASM_OUTPUT_ADDR_VEC_ELT): Optimize, use "rjmp" if not AVR_MEGA.
1380 (avr_case_values_threshold): Declare as extern int.
1381 (CASE_VALUES_THRESHOLD): Define as avr_case_values_threshold.
1383 * config/avr/avr.md (tablejump): Removed.
1384 (*tablejump_rjmp): New for jump tables made from "rjmp" instructions.
1385 (*tablejump_lib, *tablejump_enh, *tablejump): Change to expect the
1386 index in the table, not multiplied by 2.
1387 (casesi): Change to match the above insns. Always enable.
1389 * config/avr/libgcc.S (__tablejump__): Rename to __tablejump2__.
1390 Change to expect the word address of the table, multiply it by 2
1391 here and not in the caller. Change "adiw" to faster "inc".
1393 2000-11-14 Neil Booth <neilb@earthling.net>
1395 * cppexp.c (parse_defined): Call cpp_get_token not
1398 * cpplex.c (cpp_output_line): Similarly.
1399 * cpplib.c (glue_header_name, do_line, do_ident,
1400 parse_answer, parse_assertion): Similarly.
1401 (_cpp_handle_diretive): Don't save to lookaheads
1402 when processing directives.
1403 * cppmacro.c (parse_arg, expand_arg): Call cpp_get_token not
1405 (funlike_invocation_p): Don't save to lookaheads
1406 when pre-expanding arguments.
1407 (_cpp_get_token): Delete.
1408 (cpp_get_token): Merge contents of _cpp_get_token.
1410 2000-11-14 Jakub Jelinek <jakub@redhat.com>
1412 * builtins.c (expand_builtin_setjmp): Set
1413 current_function_calls_setjmp.
1414 (expand_builtin_longjmp): Set current_function_calls_longjmp.
1416 * config/sparc/sparc.md (builtin_setjmp_setup): New expand.
1417 (do_builtin_setjmp_setup): New insn.
1419 Tue Nov 14 12:34:56 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1421 * tree.c (get_unwidened): Use host_integerp and tree_low_cst.
1422 (int_fits_type_p): For variable bounds, call force_fit_type.
1424 2000-11-14 Jakub Jelinek <jakub@redhat.com>
1426 * varasm.c (struct deferred_string): New structure.
1427 (const_str_htab): New variable.
1428 (STRHASH): New macro.
1429 (mark_const_str_htab_1, mark_const_str_htab, const_str_htab_hash,
1430 constr_str_htab_eq, const_str_htab_del): New functions.
1431 (output_constant_def): Add DEFER argument, defer string
1432 constants until mark_constant_pool time if requested.
1433 (mark_constant_pool): Walk the insn chain even if const_str_htab is
1435 (mark_constants): If a SYMBOL_REF for deferred string is found,
1436 output it and remove from hash table.
1437 (output_addressed_constants): Set DEFER to 0 in call to
1438 output_constant_def.
1439 * rtl.h (STRING_POOL_ADDRESS_P): Define.
1440 (output_constant_def): Adjust prototype.
1441 * expr.c (expand_expr): Set DEFER to 1 in call to output_constant_def.
1443 2000-11-14 Chandrakala Chavva <cchavva@redhat.com>
1445 * optabs.c (expand_complex_ab):: Use overflow-trapping optabs for
1446 signed types if flag_trapv.
1448 2000-11-14 Zack Weinberg <zack@wolery.stanford.edu>
1450 * tradcpp.c, tradcif.y: Update FSF mailing address, delete
1453 2000-11-14 Joseph S. Myers <jsm28@cam.ac.uk>
1455 * c-common.h (CTI_C_SIZE_TYPE): Update comment.
1457 2000-11-14 Jakub Jelinek <jakub@redhat.com>
1459 * varasm.c (struct varasm_status): Change x_const_rtx_sym_hash_table
1460 to array of pool_constnat pointers.
1461 (struct pool_constant): Add next_sym and label members.
1462 (struct pool_sym): Remove.
1463 (init_varasm_status): Change pool_sym into pool_constant.
1464 (mark_pool_constant): Mark pc->label string as well.
1465 (mark_pool_sym_hash_table): Remove.
1466 (mark_varasm_status): Remove it from caller as well.
1467 (free_varasm_status): Don't free pool_sym structures.
1468 (force_const_mem): Don't allocate pool_sym structure, instead
1469 fill pool->label and chain it into rtx_sym hash table.
1470 (find_pool_constant, mark_constant_pool): Use pool_constant instead
1473 2000-11-14 Jakub Jelinek <jakub@redhat.com>
1475 * reload1.c (emit_input_reload_insns): Honour forcing of constants
1476 into memory by PREFERRED_RELOAD_CLASS NO_REGS.
1478 2000-11-14 Michael Matz <matzmich@cs.tu-berlin.de>
1480 * dominance.c: New file.
1481 * Makefile.in (OBJS): Add dominance.o.
1483 * flow.c (compute_flow_dominators): Remove.
1484 (compute_immediate_dominators): Remove.
1485 (compute_immediate_postdominators): Remove.
1486 * basic-block.h: Remove their prototypes.
1487 (calculate_dominance_info): Add prototype.
1489 * dce.c (eliminate_dead_code): Change calls to above functions.
1490 Don't compute dominators but only immediate dominators.
1491 * flow.c (flow_loops_find): Change callers.
1492 * gcse.c (compute_code_hoist_data): Likewise.
1493 * haifa-sched.c (schedule_insns): Likewise.
1494 * ifcvt.c (if_convert): Likewise.
1495 * ssa.c (convert_to_ssa): Likewise, and only compute immediate
1498 2000-11-14 Richard Henderson <rth@redhat.com>
1500 * stmt.c (warn_if_unused_value): Don't warn if the expression
1503 * c-typeck.c (c_sizeof): Fold result to c_size_type_node.
1504 (c_sizeof_nowarn, c_alignof, c_alignof_expr): Likewise.
1506 2000-11-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1508 * loop.c (basic_induction_var): Revert accidental checkin.
1510 2000-11-13 Hans-Peter Nilsson <hp@axis.com>
1512 * c-lex.c (cb_leave_file): Harmonize conditions and order of
1513 statements to those of process_directive for (action == act_pop).
1515 * collect2.c (main): Pass on -B options from COLLECT_GCC_OPTIONS.
1517 * local-alloc.c (equiv_init_movable_p): References to CC0 are not
1520 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1522 * c-parse.in (stmts_and_decls): Deprecate use of label at end of
1525 2000-11-13 Neil Booth <neilb@earthling.net>
1527 * cpplex.c (_cpp_lex_token): CPP_COMMENT and true CPP_EOF
1528 cases return without MI check.
1529 * cpplib.c (do_diagnostic): Take boolean of whether to
1530 print the directive name.
1531 (do_error, do_warning): Update.
1532 (do_pragma_dependency): Use it.
1533 * cpplib.h (VARARGS_FIRST): Delete.
1534 (struct cpp_token): Delete integer.
1535 * cppmacro.c (enter_macro_context): Move disabled check
1537 (_cpp_get_token): Simplify into a single loop.
1539 2000-11-13 Richard Earnshaw <rearnsha@arm.com>
1541 * configure.in: Use 'test -f' not '[ -e'.
1542 * configure: Regenerated.
1544 2000-11-13 DJ Delorie <dj@redhat.com>
1546 * config/mn10300/mn10300.md (store_movm): Note which registers are
1547 really used or clobbered.
1549 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1551 * c-parse.in (ends_in_label): Remove from %union and %type.
1552 (decls, stmts, lineno_stmt_or_labels, xstmts,
1553 lineno_stmt_or_label, stmt_or_label): Remove.
1554 (stmts_and_decls, lineno_stmt_decl_or_labels_ending_stmt,
1555 lineno_stmt_decl_or_labels_ending_decl,
1556 lineno_stmt_decl_or_labels_ending_label,
1557 lineno_stmt_decl_or_labels_ending_error,
1558 lineno_stmt_decl_or_labels, compstmt_contents_nonempty,
1559 lineno_stmt, lineno_label): New.
1560 (compstmt_nostart): Use compstmt_contents_nonempty.
1562 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1564 * c-common.c (boolean_increment): New function.
1565 * c-common.h (enum c_tree_index): Add CTI_C_BOOL_TYPE,
1566 CTI_C_BOOL_TRUE and CTI_C_BOOL_FALSE.
1567 (c_bool_type_node, c_bool_true_node, c_bool_false_node): Define.
1568 (boolean_increment): Declare.
1569 * c-convert.c (convert): Allow for BOOLEAN_TYPE.
1570 * c-decl.c (init_decl_processing): Create boolean nodes.
1571 (finish_struct): Allow for _Bool bitfields.
1572 * c-parse.in (reswords): Add _Bool.
1573 (rid_to_yy): Allow for RID_BOOL.
1574 * c-typeck.c (default_conversion): Make booleans promote to int.
1575 (convert_arguments, build_unary_op, build_modify_expr,
1576 convert_for_assignment): Allow for booleans.
1577 * ginclude/stdbool.h: Make conforming to C99.
1579 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1581 * c-parse.in (c99_block_start, c99_block_end,
1582 c99_block_lineno_labeled_stmt): New.
1583 (simple_if, do_stmt_start): Use c99_block_lineno_labeled_stmt.
1584 (stmt): Split off selection and iteration statements into...
1585 (select_or_iter_stmt): New. Use c99_block_lineno_labeled_stmt.
1587 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1589 * invoke.texi (-Wtrigraphs, -fdump-translation-unit, -save-temps,
1592 2000-11-13 Richard Earnshaw <rearnsha@arm.com>
1594 * arm.md (mulsidi3adddi, umulsidi3adddi): Revert previous change.
1595 Rewrite to avoid use of match_dup. Don't try to tie registers that
1596 are not in the same mode.
1598 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1600 * invoke.texi: Update lists of languages and suffixes supported.
1602 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1604 * configure.in: Take toplevel configure arguments from the
1605 environment to create configargs.h and substitute
1606 gcc_config_arguments, taking account of any existing configargs.h
1608 * configure: Regenerate.
1609 * gccbug.in: Include toplevel configure arguments in gccbug.
1611 2000-11-13 Richard Earnshaw <rearnsha@arm.com>
1613 * varasm.c (struct constant_descriptor): Put CONTENTS inside a
1614 union to make it well-aligned. Update all uses.
1616 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1618 * c-parse.in (initelt): Give appropriate pedantic warnings,
1619 depending on flag_isoc99, for non-ISO syntax and for C99 syntax
1621 (designator): If pedantic, pedwarn for a designator specifying a
1623 * c-typeck.c (set_init_index, set_init_label): Don't pedwarn for
1625 * extend.texi: Document the C99 syntax as the preferred syntax,
1626 and the pre-2.5 syntax as obsolete. Mention use of designator
1627 lists for nested subobjects.
1629 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1631 * diagnostic.c (vbuild_message_string, output_do_printf, vnotice):
1632 Add ATTRIBUTE_PRINTF.
1633 * tradcpp.c (v_message, warning, error, fatal, error_with_line):
1634 Add ATTRIBUTE_PRINTF*.
1636 2000-11-12 Mark Mitchell <mark@codesourcery.com>
1638 * function.c (assign_parms): When calling put_var_into_stack, make
1639 sure that there are no hidden pending sequences.
1641 2000-11-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1643 * builtins.c (expand_builtin): Handle BUILT_IN_INDEX and
1644 BUILT_IN_RINDEX. Add missing checks for BUILT_IN_STRCHR and
1647 * builtins.def (BUILT_IN_INDEX, BUILT_IN_RINDEX): New entries.
1649 * c-common.c (c_common_nodes_and_builtins): Declare index and
1650 rindex when nonansi builtins are allowed.
1652 * extend.texi (index, rindex): Document new builtins.
1654 2000-11-12 Mark Mitchell <mark@codesourcery.com>
1656 * configure.in: Turn on libstdc++ V3 by default.
1657 * configure: Regenerated.
1659 * fixinc/mkfixinc.sh: Use the ordinary fixincludes on Solaris.
1661 2000-11-12 Jakub Jelinek <jakub@redhat.com>
1663 * reload1.c (set_label_offsets): Go inside of PARALLELs.
1665 2000-11-12 Joseph S. Myers <jsm28@cam.ac.uk>
1667 * invoke.texi: Clean up option summary.
1669 2000-11-12 Nick Clifton <nickc@redhat.com>
1671 * config/mcore/mcore.c: Fix comment formating, and adjust sequence
1672 of #include headers.
1674 2000-11-12 Marc Espie <espie@openbsd.org>
1676 * configure.in: Fix filds test.
1679 2000-11-12 Mark Mitchell <mark@codesourcery.com>
1681 * jump.c (delete_computation): Don't assume that just becuase an
1682 instruction sets a register, that register is dead.
1684 2000-11-12 Neil Booth <neilb@earthling.net>
1686 * cppexp.c: Don't worry about pfile->skipping.
1687 * cpplib.c (struct if_stack): Make was_skipping unsigned char.
1688 (cpp_handle_directive): Save pfile->skipping in struct cpp_buffer
1689 for handled directives.
1690 (skip_rest_of_line): Use _cpp_lex_token after popping contexts
1691 and releasing lookaheads.
1692 (do_ifdef, do_ifndef, do_if): Use buffer->was_skipping.
1693 (do_else, do_elif, push_conditional): Update logic.
1694 (do_endif): Set buffer->was_skipping rather than pfile->skipping.
1695 (unwind_if_stack): Inline into cpp_pop_buffer.
1696 (cpp_push_buffer): Clear ifs->was_skipping for cpp_handle_directive.
1697 * cpplex.c (_cpp_lex_token): Clear skipping on EOF. Handle
1698 multiple-include optimisation.
1699 * cpplib.h (struct cpp_buffer): New member was_skipping.
1700 * cppmacro.c (_cpp_get_token): Loop whilst pfile->skipping. This
1701 works because skipping == 0 in directives.
1702 (_cpp_release_lookahead): Renamed from release_lookahead.
1703 (cpp_get_token): No need to check skipping as _cpp_get_token does
1704 this for us. No need to handle MI optimisation.
1706 Sat Nov 11 21:14:02 2000 Mark P Mitchell <mark@codesourcery.com>
1708 * fixinc/inclhack.def (sunos_matherr_decl): Bypass matherr
1709 declarations that use `__MATH_EXCEPTION' in their prototypes, too.
1710 * fixinc/fixincl.x: Regenerated.
1712 2000-11-11 Bruce Korb <bkorb@gnu.org>
1714 * fixinc/inclhack.def (avoid_bool_type): avoid commenting out #endif
1715 (avoid_wchar_t_type): ditto
1716 * fixinc/fixinc.irix: obsoleted
1718 2000-11-11 Zack Weinberg <zack@wolery.stanford.edu>
1720 * configure.in: Don't add $outputs to all_lang_makefiles. Add
1721 $srcdir/$s/Makefile.in if it exists.
1722 * configure: Regenerate.
1724 Sat Nov 11 18:41:20 2000 Mark P Mitchell <mark@codesourcery.com>
1726 * fixinc/mkfixinc.sh: Use the ordinary fixincludes on IRIX.
1728 2000-11-11 Jason Merrill <jason@redhat.com>
1730 * function.c (assign_parms): If TREE_ADDRESSABLE is set, try to
1731 give the parm a register and then call put_var_into_stack.
1732 * stmt.c (expand_decl): Likewise.
1734 2000-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
1736 * gcc.texi: Adjust wording.
1738 2000-11-11 Mark Mitchell <mark@codesourcery.com>
1740 * fixinc/inclhack.def (avoid_wchar_t_type): New fix.
1741 * fininc/fixincl.x: Regenerated.
1743 2000-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
1745 * invoke.texi: Correct spelling of -foptimize-register-move.
1747 2000-11-11 Neil Booth <neilb@earthling.net>
1749 Remove CPP_PLACEMARKERs.
1751 * cppexp.c (lex): Don't handle CPP_PLACEMARKER.
1752 * cpplex.c (_cpp_lex_token): Rename skip_newlines to next_bol
1753 * cpplib.c (skip_rest_of_line, check_eol, cpp_push_buffer):
1755 * cpplib.h: Remove CPP_PLACEMARKER.
1756 (struct lexer_state): Rename skip_newlines to next_bol.
1757 * cppmacro.c (stringify_arg): Don't handle CPP_PLACEMARKER.
1758 Simplify prev_white handling as a result.
1759 (paste_all_tokens): Don't worry about CPP_PLACEMARKERs.
1760 (parse_arg): Empty arguments are now empty, not CPP_PLACEMARKERs.
1761 (parse_args): Similarly. Update argument count tests.
1762 (enter_macro_context): Return 2 to indicate an empty macro.
1763 (replace_args): Don't bother pre-expanding an empty argument.
1764 Handle placemarkers and ## extension during pre-expansion.
1765 (cpp_get_token): Handle empty macro expansions. Don't worry
1766 about CPP_PLACEMARKERs.
1767 (_cpp_create_definition): Empty macros are now empty.
1768 (cpp_macro_defintion): Don't special case empty macros.
1769 * scan-decls.c: Don't bother with CPP_PLACEMARKERs.
1770 * c-lex.c: Similarly.
1772 2000-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
1774 * gcc.texi, invoke.texi: Add new section discussing language
1775 standards; link to it where appropriate; refer to ISO C instead of
1778 2000-11-11 Alexandre Oliva <aoliva@redhat.com>
1780 * builtins.c (std_expand_builtin_va_start): Take PARM_BOUNDARY
1783 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie SFmode to other FP
1786 2000-11-10 Joseph S. Myers <jsm28@cam.ac.uk>
1788 * gcc.texi, gcov.texi: Update dates and version numbers.
1790 2000-11-10 Zack Weinberg <zack@wolery.stanford.edu>
1792 * configure.in: Remove AC_PROG_LEX and AC_PROG_YACC. Look for
1793 flex and bison, specifically, first in a unified build and
1794 then installed on the system.
1795 * Makefile.in: Set BISON to @BISON@, FLEX to @FLEX@. Rename
1796 LEXFLAGS to FLEXFLAGS. Adjust ORDINARY_FLAGS_TO_PASS to
1799 (collect2.o, gcc.o, prefix.o, toplev.o, alloca.o, intl.o,
1800 cppdefault.o): Remove pointless sed munging of source file
1803 2000-11-10 Bernd Schmidt <bernds@redhat.co.uk>
1805 * reload.c (find_reloads_address_1, case POST_MODIFY): Use RELOAD_OTHER
1806 for address reloads. Push replacements for REG_INC notes.
1807 (regno_clobbered_p): New arg SETS. Examine SETs if it's nonzero. All
1809 * reload1.c (choose_reload_regs): Registers set in the insn can't be
1810 used for RELOAD_OTHER reloads.
1812 2000-11-10 Mark Mitchell <mark@codesourcery.com>
1814 * c-dump.h: New file.
1816 2000-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1818 * alpha.c (check_float_value): Use memcpy, not bcopy.
1819 * arm.c (output_move_double): Likewise.
1821 * m88k.c (legitimize_operand): Likewise.
1822 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
1823 * m88k.md: Likewise.
1824 * mips.c (override_options): Likewise.
1825 * mips.md: Likewise.
1826 * romp.c (output_fpops): Likewise.
1827 * rs6000.c (rs6000_override_options): Likewise.
1829 * vax.c (check_float_value): Likewise.
1831 * emit-rtl.c (copy_rtx_if_shared, init_emit_once): Likewise.
1832 * expmed.c (synth_mult): Likewise.
1833 * final.c (add_bb_string): Likewise.
1834 * genattr.c (main): Likewise.
1835 * genattrtab.c (attr_string, simplify_cond, copy_rtx_unchanging):
1837 * jump.c (thread_jumps): Likewise.
1838 * prefix.c (save_string): Likewise.
1839 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Likewise.
1840 * regclass.c (init_reg_sets, init_reg_sets_1): Likewise.
1841 * reload1.c (reload, eliminate_regs): Likewise.
1843 2000-11-10 Joseph S. Myers <jsm28@cam.ac.uk>
1845 * gcc.texi (Service): Update to reflect current practice and
1846 location of the GNU service directory.
1848 2000-11-09 Bernd Schmidt <bernds@redhat.co.uk>
1850 * regrename.c (build_def_use): Mark contents of REG_INC notes as
1851 needing replacement.
1853 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Emit
1854 a no-op move if regs are equal.
1855 * toplev.c (rest_of_compilation): Do the noop moves elimination pass
1856 when calling jump after post-reload splitting.
1858 2000-11-09 Jan van Male <jan.vanmale@fenk.wau.nl>
1860 * c-tree.texi: Fix typos.
1861 * extend.texi: Likewise
1862 * gcov.texi: Likewise
1863 * rtl.texi: Likewise
1866 2000-11-09 Hans-Peter Nilsson <hp@axis.com>
1868 * c-lex.c [! NO_IMPLICIT_EXTERN_C] (cb_enter_file): Check
1869 in_system_header and flags[1] before dereferencing flags[2].
1871 2000-11-09 Matthew Hiller <hiller@redhat.com>
1873 * reload1.c (reload_combine): Fixed calculation of
1874 first_index_reg, last_index_reg.
1876 2000-11-09 Mark Mitchell <mark@codesourcery.com>
1878 * c-dump.c (dequeue_and_dump): Dump function bodies.
1880 * Makefile.in (C_AND_OBJC_OBJS): Add c-dump.o.
1881 (c-dump.o): New target.
1882 * c-common.h (flag_dump_translation_unit): New variable.
1883 (C_TYPE_QUALS): New macro.
1884 (strip_array_types): New function.
1885 (DECL_C_BIT_FIELD): New macro.
1886 (SET_DECL_C_BIT_FIELD): Likewise.
1887 (CLEAR_DECL_C_BIT_FIELD): Likewise.
1888 (dump_info_p): New typedef.
1889 (dump_tree_fn): Likewise.
1890 (lang_dump_tree): New variable.
1891 (dump_node_to_file): New function.
1892 * c-common.c (flag_dump_translation_unit): Define it.
1893 (strip_array_types): New function.
1894 * c-decl.c (c_decode_option): Handle -fdump-translation-unit.
1895 * c-lang.c (finish_file): Call dump_node_to_file if
1896 flag_dump_translation_unit.
1897 * c-semantics.c (mark_rtl_for_local_static): Fix typo in comment.
1898 * c-tree.h (DECL_C_BIT_FIELD): Remove declaration.
1899 * c-dump.c: New file.
1901 2000-11-09 Christopher Faylor <cgf@cygnus.com>
1903 * config/i386/cygwin.h: Add mingw startfile prefix.
1905 2000-11-09 Richard Henderson <rth@redhat.com>
1907 * flow.c (invalidate_mems_from_set): Split out from ...
1908 (mark_set_1): ... here.
1909 (try_pre_increment_1): Use it. Use propagate_block_delete_insn
1910 instead of turning insn into a NOTE_INSN_DELETED.
1912 2000-11-10 Joseph S. Myers <jsm28@cam.ac.uk>
1914 * extend.texi, invoke.texi: Move documentation of builtin versions
1915 of C library functions to one place and update.
1917 2000-11-09 Richard Henderson <rth@redhat.com>
1919 * fold-const.c (fold): Compare TYPE_MAIN_VARIANT rather than
1920 the types themselves to discover type equivalence.
1922 2000-11-09 Mike Stump <mrs@wrs.com>
1924 * Makefile.in (distclean): Remove a few extra leftovers.
1926 2000-11-09 Richard Henderson <rth@redhat.com>
1928 * recog.c (validate_replace_rtx_1): Consider subregs when
1929 replacing a register with a constant inside a sign/zero_extend.
1931 * config/alpha/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1933 2000-11-09 Geoffrey Keating <geoffk@redhat.com>
1935 * c-decl.c (finish_struct): When a structure is completed,
1936 check all its variant types for completeness.
1938 2000-11-09 Neil Booth <neilb@earthling.net>
1940 * cpphash.c: Move cpp_defined here from cpplib.c.
1941 * cpplib.c: Update comments, move cpp_defined to cpphash.c.
1942 * cpplex.c (_cpp_lex_token): Don't leave the lexer at EOL.
1943 * cppmacro.c (cpp_get_token): Update comments, no need now
1944 to catch the CPP_EOF meaning EOL case.
1946 2000-11-08 Geoffrey Keating <geoffk@redhat.com>
1948 * config/sparc/sparc.c (sparc_va_arg): When the required alignment
1949 is more than that provided, copy to a temporary.
1951 2000-11-09 Alexandre Oliva <aoliva@redhat.com>
1953 * mklibgcc.in (EXTRA_MULTILIB_PARTS): Prevent `make' from
1954 interpreting $out as a macro assignment.
1955 * Makefile.in (T_TARGET): New auxiliary macro and target.
1956 (all): Add a target right in the beginning, so that we don't build
1957 T_TARGET by default.
1959 2000-11-09 Graham Stott <grahams@redhat.com>
1961 * config/i386/i386.md (mmx_pinsrw): Output operands in correct
1962 order for -mintel-syntax. Remove comment now that the operand
1963 order has been checked.
1964 (mmx_pextrw): Likewise.
1965 (mmx_pshufw): Likewise.
1967 2000-11-09 Jakub Jelinek <jakub@redhat.com>
1969 * builtins.c (c_strlen): Use TREE_STRING_LENGTH - 1 for max.
1970 (c_getstr): New function.
1971 (expand_builtin_strstr): Do nothing if -fcheck-memory-usage.
1972 If both arguments are constant string, optimize out.
1973 (expand_builtin_strchr, expand_builtin_strrchr): New functions.
1974 (expand_builtin_strpbrk): Use c_getstr, do nothing if
1975 -fcheck-memory-usage.
1976 (expand_builtin_fputs): Likewise.
1977 (expand_builtin_strcmp): Add MODE argument.
1978 Use even if !HAVE_cmpstrsi.
1979 Optimize the case when both arguments are constant strings.
1980 (expand_builtin): Adjust expand_builtin_strcmp caller.
1981 Call expand_builtin_strchr and expand_builtin_strrchr.
1982 * c-common.c (c_common_nodes_and_builtins): Add strchr and strrchr
1984 * builtins.def (BUILT_IN_STRRCHR): Add.
1986 2000-11-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1988 * fixinc/gnu-regex.c: Rename EGCS LOCAL markers to GCC LOCAL.
1990 2000-11-09 Joseph S. Myers <jsm28@cam.ac.uk>
1992 * calls.c (expand_call, emit_library_call_value_1), collect2.c
1993 (scan_prog_file), config/a29k/a29k.c (print_operand),
1994 config/sparc/sparc.c (order_regs_for_local_alloc): Use memcpy ()
1995 instead of bcopy ().
1996 * real.h: Use memcmp () instead of bcmp ().
1997 * config/m88k/m88k.c (m88k_layout_frame), config/sh/sh.c
1998 (split_branches), config/sparc/sparc.c (ultra_flush_pipeline,
1999 ultrasparc_sched_init, ultrasparc_sched_reorder),
2000 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Use memset ()
2001 instead of bzero ().
2002 * config/vax/xm-xms.h (FILE_NAME_NONDIRECTORY): Use strrchr ()
2003 instead of rindex ().
2004 * configure.in: Don't check for bzero, bcmp, index or rindex.
2005 * configure, config.in: Regenerate.
2006 * system.h: Don't include declarations for bzero, bcmp, index or
2008 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Don't define
2009 bzero, bcmp, index or rindex.
2011 Wed Nov 8 21:58:20 2000 Christopher Faylor <cgf@cygnus.com>
2013 * config/i386/cygwin.h: Add -no-win32 switch. Separate -mno-cygwin
2014 include and library paths from -mcygwin case. Parameterize some
2015 declarations to avoid warnings. Use standard locations for include and
2018 2000-11-08 Nick Clifton <nickc@redhat.com>
2020 * config/arm/arm.md (mulsidi3adddi): Change output operand
2021 constraint from "=&" to "+&".
2022 (umulsidi3adddi): Change output operand constraint from "=&" to
2025 2000-11-08 Richard Henderson <rth@redhat.com>
2027 * flow.c (init_propagate_block_info): Protect the rtx stored in
2028 mem_set_list from modification by find_auto_inc.
2029 (mark_set_1): Likewise.
2031 2000-11-08 Neil Booth <neilb@earthling.net>
2033 Move directive handling into the lexer itself.
2035 * cpplex.c (_cpp_lex_token): Handle directives directly.
2036 In the case of a directive interrupting a function-like
2037 macro invocation, use extra_char since read_ahead is
2038 used to store the '#'. Return a CPP_EOF in this case.
2039 * cppmacro.c (parse_arg): No need to handle CPP_DHASH any more.
2040 (cpp_get_token): Don't handle directives here.
2041 * cpplib.h: Remove CPP_DHASH token type.
2043 Wed Nov 8 21:53:41 MET 2000 Jan Hubicka <jh@suse.cz>
2045 * regmove.c (combine_stack_adjustments_for_blocks): Recognize pushes
2046 formed using PRE_MODIFY too.
2048 2000-11-08 Mark Mitchell <mark@codesourcery.com>
2050 * c-tree.texi (VAR_DECL): Describe representation of GCC's
2051 extension for placing variables in particular registers.
2053 * c-tree.texi (FUNCTION_TYPE): Clarify TYPE_ARG_TYPES for
2054 unprototyped C functions with no parameters.
2056 2000-11-08 Jakub Jelinek <jakub@redhat.com>
2058 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Cast DELTA to int
2059 before passing to fprintf.
2061 2000-11-08 Jakub Jelinek <jakub@redhat.com>
2063 * function.c (expand_function_start): Cast GET_MODE_SIZE to
2064 HOST_WIDE_INT before negating it.
2066 2000-11-08 Jakub Jelinek <jakub@redhat.com>
2068 * expr.c (expand_expr) [ADDR_EXPR]: Handle when op0 is RETURN_DECL
2069 passed in multiple non-contiguous locations.
2071 2000-11-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2073 * README.gnat: Remove file.
2075 2000-11-08 Alexandre Oliva <aoliva@redhat.com>
2077 * mklibgcc.in (EXTRA_MULTILIB_PARTS): Generate multilib parts
2080 2000-11-07 Richard Henderson <rth@redhat.com>
2082 * dwarfout.c (INSN_LABEL_FMT): Remove.
2083 (output_label_die): Use ASM_GENERATE_INTERNAL_LABEL.
2084 (dwarfout_label): Remove.
2085 * dwarfout.h: Remove it's prototype.
2086 * dwarf2out.c (INSN_LABEL_FMT): Remove.
2087 (gen_label_die): Use ASM_GENERATE_INTERNAL_LABEL.
2088 (dwarf2out_label): Remove.
2089 * dwarf2out.h: Remove it's prototype.
2090 * final.c (final_scan_insn): Don't call dwarf[2]out_label.
2092 2000-11-07 Richard Henderson <rth@redhat.com>
2094 * config/ia64/fde-glibc.c (find_fde_for_dso): Do a binary
2095 search on the unwind region section.
2097 * config/ia64/ia64.md (movbi): Add r/r alternative.
2098 (cmovdi_internal_astep): Describe all combinations of register
2099 classes for sources & destinations; remove matching constraints.
2100 (cmovdi_internal): Likewise.
2102 * gcc.c (default_compilers) [@cpp-output]: Add -fpreprocessed.
2104 2000-11-07 Richard Henderson <rth@redhat.com>
2106 * c-lang.c (start_cdtor, finish_cdtor): New functions.
2107 (finish_file): Use them in building constructor/destructor functions.
2109 * config/alpha/alpha.h (HAS_INIT_SECTION, LD_INIT_SWITCH,
2110 LD_FINI_SWITCH): Move ...
2111 * config/alpha/osf.h: ... here.
2112 * config/alpha/alpha-interix.h: Don't undef them.
2114 2000-11-07 Jeffrey Oldham <oldham@oz.codesourcery.com>
2116 * config/mips/t-iris6 (FPBIT): New. Added so that __unorddf2 is
2117 included in libgcc.a.
2119 (dp-bit.c): Likewise.
2120 (fp-bit.c): Likewise.
2122 2000-11-07 Nick Clifton <nickc@redhat.com>
2124 * config/m88k/m88k.h (GLOBAL_ASM_OP): Add missing tab.
2125 (INTERNAL_ASM_OP): Add missing tab.
2127 2000-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
2129 * alias.c (init_alias_analysis), calls.c (expand_call,
2130 emit_library_call_value_1), combine.c (init_reg_last_arrays),
2131 cse.c (new_basic_block), dbxout.c (dbxout_type), diagnostic.c
2132 (init_output_buffer, set_diagnostic_context), dwarf2out.c
2133 (equate_decl_number_to_die, build_abbrev_table), emit-rtl.c
2134 (init_emit_once), fold-const.c (mul_double, div_and_round_double),
2135 function.c (assign_parms), gcse.c (compute_can_copy,
2136 alloc_gcse_mem, alloc_reg_set_mem, record_one_set,
2137 compute_hash_table, compute_set_hash_table,
2138 compute_expr_hash_table), genattrtab.c (optimize_attrs), global.c
2139 (global_alloc, global_conflicts), haifa-sched.c (compute_trg_info,
2140 clear_units, schedule_block), integrate.c (initialize_for_inline,
2141 expand_inline_function), jump.c (thread_jumps), local-alloc.c
2142 (local_alloc), loop.c (combine_movables, count_loop_regs_set,
2143 load_mems_and_recount_loop_regs_set), print-tree.c (debug_tree),
2144 regclass.c (init_reg_sets, init_reg_sets_1, regclass,
2145 record_reg_classes, allocate_reg_info), reload.c
2146 (get_secondary_mem, remove_address_replacements, find_reloads),
2147 reload1.c (reload, set_initial_label_offsets, finish_spills,
2148 reload_as_needed, choose_reload_regs_init,
2149 reload_cse_simplify_operands), reorg.c (dbr_schedule), sbitmap.c
2150 (sbitmap_zero), simplify-rtx.c (simplify_plus_minus), ssa.c
2151 (rename_registers), stmt.c (expand_end_case), unroll.c
2152 (unroll_loop), varray.c (varray_grow), objc/objc-act.c: Use memset
2153 () instead of bzero ().
2155 2000-11-07 Neil Booth <neilb@earthling.net>
2157 * cp/lang-specs.h: Fix -save-temps specs under USE_CPPLIB.
2159 2000-11-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2161 * c-common.c (combine_strings): Only warn about long strings for C.
2163 Tue Nov 7 19:44:30 2000 J"orn Rennecke <amylaar@redhat.com>
2165 * combine.c (distribute_notes): Fix typo in last change.
2167 2000-11-07 Geoff Keating <geoffk@redhat.com>
2169 * config/rs6000/rs6000.md (movdi_internal32+1): Use
2170 operand_subreg_force rather than gen_rtx_SUBREG.
2171 (movdi_internal32+2): Likewise.
2173 2000-11-07 Philip Blundell <philb@gnu.org>
2175 * configure.in (arm*-*-linuxaout*): Obsolete, deleted.
2176 * config/arm/linux-aout.h: Likewise.
2177 * configure: Regenerate.
2179 2000-11-07 Philipp Thomas <pthomas@suse.de>
2181 * ABOUT-GCC-NLS: Remove the patch for gettext as it has been
2182 accepted my the gettext maintainer.
2184 2000-11-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2186 * builtins.c (expand_builtin_strpbrk): New function.
2187 (expand_builtin): Handle BUILT_IN_STRPBRK.
2189 * builtins.def (BUILT_IN_STRPBRK): New entry.
2191 * c-common.c (c_common_nodes_and_builtins): Declare builtin
2194 2000-11-07 David O'Brien <obrien@dragon.nuxi.com>
2196 * config/alpha/freebsd.h: New file -- FreeBSD/alpha architecture file.
2197 * POTFILES.in: Add config/alpha/freebsd.h
2198 * configure.in: Add alpha*-freebsd support.
2199 * configure: Regenerate.
2201 2000-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
2203 * tree.c (build_common_tree_nodes_2): Make va_list_type_node be a
2204 copy of ptr_type_node rather than ptr_type_node itself.
2206 Tue Nov 7 06:29:24 2000 J"orn Rennecke <amylaar@redhat.com>
2208 * combine.c (recog_for_combine): Allocate uninitialized vector with
2210 * recog.c (apply_change_group): Likewise.
2212 Tue Nov 7 06:24:02 2000 J"orn Rennecke <amylaar@redhat.com>
2214 * flow.c (verify_local_live_at_start): Back out last change.
2215 * combine.c (distribute_notes): When parts of a hard reg are
2216 neither set nor referenced in PLACE, search backwards for a
2217 place to put a REG_UNUSED note; if none found, ask for flow
2220 Mon Nov 6 20:08:13 2000 J"orn Rennecke <amylaar@redhat.com>
2222 * reload1.c (eliminate_regs_in_insn): Allow a set to be a PARALLEL
2223 with (clobber (match_scratch...)).
2225 2000-11-06 Neil Booth <neilb@earthling.net>
2227 * c-lex.c (init_c_lex): If cpp_start_read fails, exit with
2230 2000-11-06 Neil Booth <neilb@earthling.net>
2232 * tradcpp.c (special_symbol): Assign an null string rather
2233 than writing to an unallocated buffer.
2235 2000-11-06 Neil Booth <neilb@earthling.net>
2237 * cpplex.c (_cpp_equiv_tokens): Check arg_no in the
2240 2000-11-06 Neil Booth <neilb@earthling.net>
2242 * c-lex.c (c_lex): Replace tok.val.aux with tok.val.c or
2243 tok.val.arg_no as appropriate.
2244 * cppexp.c (lex): Similarly.
2245 * cpplex.c (_cpp_lex_token, cpp_spell_token, cpp_output_token,
2246 cpp_equiv_tokens, cpp_can_paste, cpp_avoid_paste): Similarly.
2247 * cppmacro.c (stringify_arg, replace_args, lex_expansion_token,
2248 cpp_macro_definition): Similarly.
2249 * cpplib.h (struct cpp_token): Replace aux with c and arg_no.
2251 2000-11-06 Jakub Jelinek <jakub@redhat.com>
2253 * config/sparc/sparc.md (adddi3): If operands[2] is 4096 and
2254 operands[1] is constant, calculate the sum and generate movdi.
2255 (addsi3): Similarly. Use SImode in call to arith_4096_operand.
2256 (subsi3): Use SImode in call to arith_4096_operand.
2258 2000-11-06 Jakub Jelinek <jakub@redhat.com>
2260 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): On sparc64 we need to
2261 adjust %o1, not %o0 if the return type is large structure.
2263 2000-11-06 Jakub Jelinek <jakub@redhat.com>
2265 * config/sparc/sparc.md (smulsi3_highpart_v8plus, ashldi3_v8plus+1,
2266 update_return, flush, flushdi, ffssi2, ffsdi2): Fix output formatting.
2268 Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
2270 * expmed.c (expand_divmod): For signed divide by 2, prefer
2271 a branch and fewer shifts if branches are very cheap.
2273 2000-11-05 Joseph S. Myers <jsm28@cam.ac.uk>
2275 * Makefile.in: Remove all targets related to building
2276 distributions and diffs, or INSTALL.
2277 * INSTALL, install1.texi: Remove.
2278 * configure.in: Remove mention of distdir.
2279 * configure: Regenerate.
2280 * objc/Make-lang.in: Remove mention of distdir.
2282 2000-11-04 Neil Booth <neilb@earthling.net>
2284 * cpp.texi: Update for _Pragma.
2286 2000-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
2288 * gcc.texi (Contributing): Update URL for projects web page.
2290 2000-11-04 Neil Booth <neilb@earthling.net>
2292 * cpplex.c (parse_string): Don't allow multiline strings in
2293 #include family directives.
2295 2000-11-04 Neil Booth <neilb@earthling.net>
2297 * cpplib.c (do_line): Only warn pedantically if not reading
2300 2000-11-04 Alexandre Oliva <aoliva@redhat.com>
2302 * calls.c (emit_call_1) [sibcall_pop]: Use n_popped instead of
2305 2000-11-03 Zack Weinberg <zack@wolery.stanford.edu>
2307 * builtins.c (expand_builtin_strlen): Remove unused mode
2309 * gcc.c (process_command): Remove unused variable.
2310 * fold-const.c: Include expr.h.
2311 * recog.c: Include reload.h.
2312 * Makefile.in (recog.o, fold-const.o): Update deps.
2314 2000-11-02 Geoffrey Keating <geoffk@cygnus.com>
2316 * fixinc/gnu-regex.c: Change 'CYGNUS LOCAL' to 'EGCS LOCAL'.
2318 Fri Nov 3 13:41:04 2000 Mark P Mitchell <mark@codesourcery.com>
2320 * config/mips/iris6.h (SUBTARGET_CC1_SPEC): Remove -static
2322 (STARTFILE_SPEC): Likewise.
2323 (LINK_SPEC): Likewise.
2325 2000-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2327 * Makefile.in (fold-const.o): Depend on $(GGC_H), not ggc.h.
2328 (toplev.o): Likewise for $(LOOP_H)/loop.h and $(REGS_H)/regs.h.
2329 (simplify-rtx.o): Likewise for $(GGC_H)/ggc.h.
2331 2000-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
2333 * c-decl.c (duplicate_decls, copy_lang_decl), dwarfout.c
2334 (dwarfout_line), gcc.c (main, save_string), tree.c (init_obstacks,
2335 perm_calloc, get_identifier, maybe_get_identifier,
2336 real_value_from_int_cst, simple_cst_equal), varasm.c
2337 (assemble_name, assemble_real, immed_real_const_1,
2338 compare_constant_1, decode_rtx_const, output_constant_pool): Use
2339 strrchr () instead of rindex (). Use memcmp () instead of bcmp
2340 (). Use memcpy () instead of bcopy (). Use memset () instead of
2343 2000-11-03 Nathan Sidwell <nathan@codesourcery.com>
2345 * cppfiles.c (open_file): If already read, then don't reopen.
2346 Immediately close an empty file.
2348 2000-11-01 Bernd Schmidt <bernds@redhat.co.uk>
2350 * expr.h (fold_builtin): Move declaration...
2351 * tree.h (fold_builtin): ... here.
2353 Fri Nov 3 05:41:07 2000 J"orn Rennecke <amylaar@redhat.com>
2355 * flow.c (verify_local_live_at_start): Allow hard regs to die.
2357 2000-11-02 Neil Booth <neilb@earthling.net>
2360 * a29k/a29k.h, a29k/unix.h, a29k/vx29k.h,
2361 alpha/alpha-interix.h, alpha/alpha.h, alpha/linux.h,
2362 alpha/openbsd.h, alpha/osf.h, alpha/vms.h, alpha/vxworks.h,
2363 alpha/win-nt.h, arc/arc.h, arm/arm.h, arm/conix-elf.h,
2364 arm/linux-aout.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
2365 arm/riscix1-1.h, arm/semiaof.h, arm/unknown-elf-oabi.h, arm/vxarm.h,
2366 c4x/rtems.h, clipper/clix.h, convex/convex.h, d30v/d30v.h,
2367 elxsi/elxsi.h, fr30/fr30.h, h8300/h8300.h, i370/linux.h, i370/mvs.h,
2368 i370/oe.h, i386/386bsd.h, i386/aix386ng.h, i386/beos-elf.h,
2369 i386/bsd386.h, i386/crtdll.h, i386/cygwin.h, i386/dgux.h,
2370 i386/djgpp-rtems.h, i386/djgpp.h, i386/freebsd-aout.h, i386/freebsd.h,
2371 i386/gnu.h, i386/i386-interix.h, i386/i386.h, i386/linux-aout.h,
2372 i386/linux-oldld.h, i386/linux.h, i386/lynx-ng.h, i386/lynx.h,
2373 i386/mach.h, i386/mingw32.h, i386/moss.h, i386/netbsd.h,
2374 i386/netware.h, i386/next.h, i386/openbsd.h, i386/osf1elf.h,
2375 i386/osfelf.h, i386/osfrose.h, i386/ptx4-i.h, i386/rtems.h,
2376 i386/rtemself.h, i386/sco.h, i386/sco4.h, i386/sco4dbx.h, i386/sco5.h,
2377 i386/scodbx.h, i386/sequent.h, i386/sol2.h, i386/sun.h, i386/sysv3.h,
2378 i386/sysv4.h, i386/uwin.h, i386/vsta.h, i386/vxi386.h, i386/win-nt.h,
2379 i386/win32.h, i860/fx2800.h, i860/i860.h, i860/mach.h, i860/sysv3.h,
2380 i860/sysv4.h, i960/i960.h, i960/rtems.h, i960/vx960-coff.h,
2381 ia64/ia64.h, ia64/linux.h, m32r/m32r.h, m68k/3b1.h, m68k/3b1g.h,
2382 m68k/a-ux.h, m68k/altos3068.h, m68k/amix.h, m68k/apollo68.h,
2383 m68k/crds.h, m68k/ctix.h, m68k/dpx2.h, m68k/hp2bsd.h, m68k/hp320.h,
2384 m68k/hp3bsd.h, m68k/hp3bsd44.h, m68k/isi.h, m68k/linux-aout.h,
2385 m68k/linux.h, m68k/lynx-ng.h, m68k/lynx.h, m68k/m68kemb.h,
2386 m68k/m68kv4.h, m68k/mot3300.h, m68k/netbsd.h, m68k/news.h,
2387 m68k/next.h, m68k/openbsd.h, m68k/pbb.h, m68k/plexus.h, m68k/rtems.h,
2388 m68k/rtemself.h, m68k/sun2.h, m68k/sun3.h, m68k/sun3mach.h,
2389 m68k/tower-as.h, m68k/tower.h, m68k/vxm68k.h, m88k/dgux.h,
2390 m88k/dolph.h, m88k/luna.h, m88k/m88k-aout.h, m88k/m88k-coff.h,
2391 m88k/openbsd.h, m88k/sysv3.h, m88k/sysv4.h, mips/bsd-4.h,
2392 mips/bsd-5.h, mips/dec-bsd.h, mips/dec-osf1.h, mips/gnu.h,
2393 mips/iris3.h, mips/iris5.h, mips/iris6.h, mips/linux.h, mips/mips.h,
2394 mips/netbsd.h, mips/news4.h, mips/news5.h, mips/nws3250v4.h,
2395 mips/openbsd.h, mips/osfrose.h, mips/rtems64.h, mips/sni-svr4.h,
2396 mips/svr3-4.h, mips/svr3-5.h, mips/svr4-4.h, mips/svr4-5.h,
2397 mips/ultrix.h, ns32k/encore.h, ns32k/merlin.h, ns32k/netbsd.h,
2398 ns32k/ns32k.h, ns32k/pc532-mach.h, ns32k/pc532.h, ns32k/sequent.h,
2399 ns32k/tek6000.h, ns32k/tek6100.h, ns32k/tek6200.h, pa/pa-hiux.h,
2400 pa/pa-hpux.h, pa/pa-hpux7.h, pa/pa-linux.h, pa/pa-osf.h,
2401 pa/pa-pro-end.h, pa/pa.h, pa/rtems.h, pj/linux.h, pj/pj.h,
2402 romp/romp.h, rs6000/aix.h, rs6000/aix31.h, rs6000/aix41.h,
2403 rs6000/aix43.h, rs6000/beos.h, rs6000/eabi.h, rs6000/eabisim.h,
2404 rs6000/linux.h, rs6000/lynx.h, rs6000/mach.h, rs6000/rtems.h,
2405 rs6000/sysv4.h, rs6000/vxppc.h, sh/elf.h, sh/linux.h, sh/rtems.h,
2406 sh/rtemself.h, sh/sh.h, sparc/aout.h, sparc/elf.h, sparc/linux-aout.h,
2407 sparc/linux.h, sparc/linux64.h, sparc/lite.h, sparc/litecoff.h,
2408 sparc/liteelf.h, sparc/lynx-ng.h, sparc/lynx.h, sparc/netbsd.h,
2409 sparc/openbsd.h, sparc/pbd.h, sparc/rtems.h, sparc/rtemself.h,
2410 sparc/sol2-sld-64.h, sparc/sol2.h, sparc/sp64-aout.h,
2411 sparc/sp64-elf.h, sparc/sp86x-aout.h, sparc/sp86x-elf.h,
2412 sparc/sparc.h, sparc/sysv4.h, sparc/vxsim.h, sparc/vxsparc.h,
2413 v850/rtems.h, vax/netbsd.h, vax/openbsd.h, vax/ultrix.h, vax/vax.h,
2414 vax/vaxv.h, vax/vms.h, we32k/we32k.h
2416 Replace -A() with -A=, the new assertion syntax.
2418 Thu Nov 2 21:52:35 2000 J"orn Rennecke <amylaar@redhat.com>
2420 * combine.c (distribute_notes): Use rtx_equal_p to check elim_i2 /
2422 In REG_DEAD handling: When handling parts of multi-hard-reg hard
2423 registers, increment the loop counter by the size of the parts;
2424 use recursion to handle individual parts.
2426 2000-11-02 Neil Booth <neilb@earthling.net>
2428 * configure.in: Make integrated CPP the default.
2429 * configure: Regenerate.
2431 Thu Nov 2 19:20:12 2000 J"orn Rennecke <amylaar@redhat.com>
2433 * reload.c (find_equiv_reg): Test all hard registers for membership
2434 in the requested class.
2436 2000-11-02 Joseph S. Myers <jsm28@cam.ac.uk>
2438 * collect2.c (main, write_c_file_stat), gcc.c (translate_options,
2439 process_command, main), gcov.c (open_files, output_data), tlink.c
2440 (frob_extension, scan_linker_output), toplev.c
2441 (file_name_nondirectory): Use strchr () and strrchr () instead of
2442 index () and rindex ().
2444 2000-11-02 Joseph S. Myers <jsm28@cam.ac.uk>
2446 * c-common.c (get_flag_spec, check_format_info_main,
2447 check_format_types): Use strchr () instead of index (). Compare
2448 against error_mark_node instead of comparing the TREE_CODE against
2451 2000-11-02 Zack Weinberg <zackw@Stanford.EDU>
2455 * c-lex.c (init_c_lex): Update cpp_start_read call.
2456 (cb_ident): Update for new callback prototype.
2457 (cb_def_pragma): Update for new cpp_get_token prototype.
2458 (c_lex): Similarly. Use cpp_get_line.
2460 * c-parse.in (finish_parse): Update for new cpp_finish
2463 * cp/lex.c (finish_parse): Similarly.
2465 2000-11-01 Geoff Keating <geoffk@cygnus.com>
2467 * machmode.def: Add V16QImode.
2469 2000-11-01 Richard Henderson <rth@redhat.com>
2471 * dwarf2out.c (loc_descriptor_from_tree): Check for null result
2472 from rtl_for_decl_location.
2473 (add_location_or_const_value_attribute): Likewise.
2475 2000-11-01 Neil Booth <neilb@earthling.net>
2477 * cpplib.c (run_directive): Use correct line number for output
2478 of _Pragma. Remember any in-progress directive.
2480 * gcc.dg/cpp/vararg2.c, gcc.dg/cpp/_Pragm1.c: New tests.
2482 2000-11-01 Richard Henderson <rth@redhat.com>
2484 * stmt.c (expand_start_null_loop): Set continue_label.
2486 2000-11-01 Bernd Schmidt <bernds@redhat.co.uk>
2488 * builtins.c (fold_builtin_constant_p, fold_builtin): New functions.
2489 (expand_builtin_constant_p): Move parts of the code into
2490 fold_builtin_constant_p.
2491 (expand_builtin_strlen): Move parts of the code into fold_builtin.
2492 * expr.h (fold_builtin): Declare.
2493 * fold-const.c (fold): Handle builtin calls.
2495 * c-typeck.c (build_function_call): Call fold on the CALL_EXPR.
2497 2000-11-01 Richard Henderson <rth@redhat.com>
2499 * stmt.c (expand_start_null_loop): New.
2500 (expand_end_null_loop): New.
2501 * c-semantics.c (genrtl_do_stmt): Use them.
2502 * tree.h: Declare them.
2504 2000-11-01 Richard Henderson <rth@redhat.com>
2506 * cppmain.c (scan_buffer): Don't avoid paste for assembly.
2508 2000-11-01 Neil Booth <neilb@earthling.net>
2510 * c-parse.in (_yylex): Remove CPP_BACKSLASH case.
2511 * cp/spew.c: Similarly.
2512 * cpplex.c (_cpp_lex_token): Backslashes are now CPP_OTHER.
2513 * cppmacro.c (stringify_arg): Similarly.
2514 * cpplib.h (CPP_BACKSLASH): Delete.
2516 2000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2518 * builtins.c (expand_builtin_strstr): New function.
2519 (expand_builtin): Handle BUILT_IN_STRSTR and BUILT_IN_STRCHR.
2521 * builtins.def (BUILT_IN_STRSTR, BUILT_IN_STRCHR): New entries.
2523 * c-common.c (c_common_nodes_and_builtins): Declare builtin strstr
2526 2000-10-31 Richard Henderson <rth@redhat.com>
2528 * config/i386/i386.c (fcmov_comparison_operator): Check for
2529 CCFPmode or CCFPUmode instead of CCmode.
2530 (ix86_expand_fp_movcc): Call ix86_expand_setcc for most
2531 unordered operations as well.
2533 2000-10-31 Richard Henderson <rth@redhat.com>
2535 * c-semantics.c (genrtl_do_stmt): Use integer_zerop instead
2536 of integer_zero_node.
2538 2000-10-31 Richard Henderson <rth@redhat.com>
2540 * c-semantics.c (genrtl_do_stmt): Special case do/while(0).
2542 2000-10-31 Nick Clifton <nickc@redhat.com>
2544 * config/arm/unknown-elf.h (UNIQUE_SECTION_P): Do not allow
2545 -fdata-sections to override the section attribute of a DECL.
2547 2000-10-31 Chris Demetriou <cgd@sibyte.com>
2549 * libgcc2.c (__shtab): Remove __shtab variable.
2550 * libgcc-std.ver (GCC_3.0): Remove __shtab from symbol list.
2551 * Makefile.in (LIB2FUNCS): Remove _shtab from list of library
2554 2000-10-31 Jim Wilson <wilson@redhat.com>
2556 * defaults.h (ASM_OUTPUT_DEBUG_LABEL): New.
2557 * tm.texi (ASM_OUTPUT_DEBUG_LABEL): Document.
2558 * dwarf2out.c (dwarf2out_begin_block): Use ASM_OUTPUT_DEBUG_LABEL
2559 instead of ASM_OUTPUT_INTERNAL_LABEL.
2560 (dwarf2out_end_block, dwarf2out_label): Likewise.
2561 * final.c (final_scan_insn, case NOTE_INSN_DELETED_LABEL): Likewise
2562 * config/ia64/ia64.h (ASM_OUTPUT_DEBUG_LABEL): Define.
2564 2000-10-31 Richard Henderson <rth@redhat.com>
2566 * dwarf2out.c (struct dw_loc_descr_struct): Add dw_loc_addr.
2567 (size_of_locs): Set it.
2568 (output_loc_operands): Use it to compute branch displacement.
2569 (int_loc_descriptor): New.
2570 (mem_loc_descriptor): Dereference memory in the proper size.
2571 Use DW_OP_plus_uconst when possible. Use int_loc_descriptor.
2572 (loc_descriptor_from_tree): New.
2573 (rtl_for_decl_location): Break out from ...
2574 (add_location_or_const_value_attribute): ... here.
2575 (add_bound_info): Use loc_descriptor_from_tree.
2577 2000-10-31 Neil Booth <neilb@earthling.net>
2579 * cpp.texi: Update for new command line assertion syntax.
2580 * cpplib.c (cpp_define): Simplify a bit.
2581 (cpp_assert, cpp_unassert): Use handle_assertion.
2582 (handle_assertion): New function; accept new command line
2584 * testsuite/gcc.dg/cpp/assert3.c: New tests.
2586 2000-10-31 Neil Booth <neilb@earthling.net>
2588 * cppmacro.c (STDC_0_IN_SYSTEM_HEADERS): Define to 0 if
2589 undefined. Remove #ifdef check.
2590 * config/i386/sol2.h, config/rs6000/sol2.h, config/sparc/sol2.h:
2591 Define STDC_0_IN_SYSTEM_HEADERS to 1.
2593 2000-10-31 Jan Hubicka <jh@suse.cz>
2594 Jakub Jelinek <jakub@redhat.com>
2596 * config/i386/i386.h: Clarify CCNOmode description in comment.
2597 (EXTRA_CC_MODES): Remove CCRCmode.
2598 * config/i386/i386.c (ix86_comparison_operator): Remove CCRCmode.
2599 (put_condition_code, ix86_match_ccmode): Likewise.
2600 (ix86_cc_mode): Likewise. Fix comment.
2601 (ix86_expand_strlensi_unroll_1): *rc patterns are gone.
2602 * config/i386/i386.md: Add unspec 12 description.
2603 (adddi3 split): Use unspec 12 instead of CCRCmode.
2604 (addsi3_carry_rc): Remove.
2605 (addsi3_cc, addqi3_cc): New patterns.
2606 (addsi_3): Swap operands, match CCZmode.
2607 (addsi_4): Rewritten.
2608 (addsi_5): Renamed from addsi_6.
2610 (addhi_3): Swap operands, match CCZmode.
2611 (addhi_4): Rewritten.
2612 (addhi_5): Renamed from addhi_6.
2614 (addqi_3): Swap operands, match CCZmode.
2615 (addqi_4): Rewritten.
2616 (addqi_5): Renamed from addqi_6. Use =q constraint for clobber.
2617 (subsi3_carry_rc): Removed.
2618 (iorqi_3): Use =q constraint for clobber.
2619 (xorqi_cc_2): Likewise.
2620 (negdi2_1 split): Don't use CCRCmode, use ltu instead of gtu.
2621 (x86_movsicc_0_m1_rc): Removed.
2622 (cmp?i peepholes): Remove neg. Use CCGCmode instead of CCRCmode.
2624 2000-10-31 Joseph S. Myers <jsm28@cam.ac.uk>
2626 * c-typeck.c (build_unary_op): If pedantic, pedwarn for increment
2627 and decrement of complex types.
2629 2000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2631 * builtins.c (expand_builtin_fputs): When deleting NOP calls to
2632 builtin fputs, ensure we still evaluate the stream in case it
2635 2000-10-31 Jakub Jelinek <jakub@redhat.com>
2637 * expr.c (do_store_flag): Pass operand_mode instead of GET_MODE (op0)
2640 Tue Oct 31 15:33:27 2000 J"orn Rennecke <amylaar@redhat.com>
2642 * sh-protos.h (reg_no_subreg_operand, emit_fpscr_use): Don't declare.
2643 (fp_extended_operand, emit_fpscr_use): Likewise.
2644 * sh.c (reg_no_subreg_operand, fp_extended_operand): Delete functions.
2645 (fpul_operand): New function.
2646 * sh.h (PREDICATE_CODES): Remove reg_no_subreg_operand and
2647 fp_extended_operand. Add fpul_operand.
2648 * sh.md (mulsf3, mulsf3_i4): Use fp_arith_reg_operand for "f" operands.
2649 (mulsf3_ie, macsf3, cmpgtsf_t, cmpeqsf_t, ieee_ccmpeqsf_t): Likewise.
2650 (cmpgtsf_t_i4, cmpeqsf_t_i4, ieee_ccmpeqsf_t_4, negsf2): Likewise.
2651 (negsf2_i, sqrtsf2, sqrtsf2_i, abssf2, abssf2_i, adddf3): Likewise.
2652 (adddf3_i, subdf3, subdf3_i, muldf3, muldf3_i, divdf3): Likewise.
2653 (divdf3_i): Likewise.
2654 (floatsisf2): Likewise. Use fpul_operand for 'y' operand.
2655 (floatsisf2_i4, floatsisf2_ie, fix_truncsfsi2): Likewise.
2656 (fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i): Likewise.
2657 (fix_truncdfsi2, fix_truncdfsi2_i, extendsfdf2): Likewise.
2658 (extendsfdf2_i4, truncdfsf2, truncdfsf2_i4): Likewise.
2660 2000-10-31 Bernd Schmidt <bernds@redhat.co.uk>
2662 * config/i386/i386.c (ix86_init_builtins): Correct return type
2663 building v4hi_ftype_v4hi_int_int tree node.
2664 (ix86_expand_builtin): Use correct operand numbers 0 and 1.
2665 Copy operand 0 into a Pmode register, don't generate a MEM rtx.
2667 * config/i386/i386.md (sse_movntdi): Use mmx register constraint
2669 (mmx__uavgv8qi3): Correct insn mnemonic.
2670 (mmx_psadbw): Correct insn mnemonic. Use V8QI mode for operands 1 and 2.
2671 (mmx_punpckhwd): Correct insn mnemonic.
2672 (mmx_punpckhdq): Likewise.
2673 (mmx_punpcklwd): Likewise.
2674 (mmx_punpckldq): Likewise.
2675 (prefetch): Use immediare_operand and 'n' constraint for operand 1.
2676 Renumber case labels to match the _mm_prefetch constants defined in
2679 * recog.c (split_all_insns): Don't try to call cleanup_subreg_operands
2680 if the splitter didn't emit new insns.
2681 Make sure we call cleanup_subreg_operands even when splitting the last
2682 insn in a basic block.
2684 * invoke.texi (Debugging Options): Describe -do.
2685 * toplev.c (enum_dump_file_index): New entry DFI_postreload.
2686 (dump_file): Likewise.
2687 (rest_of_compilation): Split .greg dump into .greg and .postreload.
2689 2000-10-30 Neil Booth <neilb@earthling.net>
2691 * cppfiles.c (stack_include_file): Check for stacked contexts
2693 * cpphash.h (_cpp_do__Pragma): New prototype.
2694 * cppinit.c (cpp_reader_init): Add _Pragma keyword to hash table.
2696 * cpplex.c (skip_escaped_newlines): Only process trigraphs and
2697 escaped newlines if !(buffer->from_stage3).
2698 (_cpp_lex_token): Warn about missing newlines iff
2699 !buffer->from_stage3.
2701 * cpplib.c (get__Pragma_string, destringize,
2702 _cpp_do__Pragma): New functions.
2703 (run_directive): Set output_line for _Pragma to avoid line
2704 markers in output. Set from_stage3 and prevent macro expansion
2705 for _Pragma and command-line options. Check buffer exhaustion.
2706 (cpp_push_buffer): Don't check for stacked macro contexts, as
2707 this is perfectly legitimate for _Pragma. Move the check to
2708 stack_include_file instead. Set from_stage3 iff buffer is
2711 * cpplib.h (struct cpp_buffer): Make warned_cplusplus_comments
2712 unsigned. New boolean from_stage3.
2713 (struct spec_nodes): Add n__Pragma.
2715 * cppmacro.c (enter_macro_context): Flip sense of return value.
2716 (_cpp_get_token): Handle _Pragma operator.
2718 2000-10-30 Phil Edwards <pme@sources.redhat.com>
2720 * gcc.texi: The C++ standard isn't "draft" anymore.
2722 2000-10-30 Mark Mitchell <mark@codesourcery.com>
2724 * cppmacro.c (builtin_macro): Use NT_VOID, not T_VOID.
2726 2000-10-29 Neil Booth <neilb@earthling.net>
2728 * cpplib.c (skip_rest_of_line): Use _cpp_get_token.
2730 2000-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
2732 * toplev.c, flags.h, fold-const.c, real.c, rtl.c,
2733 fixinc/inclhack.def: Change comments mentioning C9X to refer to
2736 * invoke.texi: Document that -V will only work for very similar
2737 versions of driver and compiler.
2739 2000-10-29 Neil Booth <neilb@earthling.net>
2741 * cppmacro.c (_cpp_create_definition): Optimize the case of
2742 a macro defined to itself.
2744 2000-10-29 Neil Booth <neilb@earthling.net>
2746 * cpplex.c (save_comment): Don't store new lines in C++ comments.
2748 2000-10-29 Michael Hayes <mhayes@redhat.com>
2750 * integrate.c (copy_insn_list): Copy the unchanging flag for calls.
2752 2000-10-28 Geoffrey Keating <geoffk@cygnus.com>
2754 * cpphash.c (cpp_forall_identifiers): Add context variable
2755 for callback routine.
2756 * cppmain.c (dump_macro): Update to match cpp_forall_identifiers
2758 (main): Call cpp_forall_identifiers with null context.
2759 * cpplib.h (cpp_forall_identifiers): Update prototype.
2761 * cppmain.c: Make `parse_in' and `print' static.
2763 2000-10-28 Alan Modra <alan@linuxcare.com.au>
2765 * c-decl.c (finish_function): Clear c_function_name_declared_p.
2767 2000-10-28 Richard Henderson <rth@redhat.com>
2769 * regrename.c (scan_rtx_address): Frob action, not class,
2770 when trying to disable optimization.
2772 2000-10-28 Mark Mitchell <mark@codesourcery.com>
2774 * c-semantics.c (make_rtl_for_local_static): Don't clobber
2775 DECL_ASSEMBLER_NAME.
2777 2000-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
2779 * configure.in: Determine and substitute gcc_version_full.
2780 * configure: Regenerate.
2781 * gccbug.in: Use it to give full version. Don't allow
2784 2000-10-28 Richard Henderson <rth@redhat.com>
2786 * recog.c (split_all_insns): Run cleanup_subreg_operands
2789 * regrename.c (regrename_optimize): Verify that all registers of
2790 a multiple register mode are available.
2791 (scan_rtx_address): Accept the mode of the address; all callers
2794 * cpplib.c (run_directive): Fix prototype.
2796 2000-10-28 Bernd Schmidt <bernds@redhat.co.uk>
2798 * reload.c (find_reloads): Distinguish "wins" so that we know whether
2799 a given operand won because of a matching constraint or not; then use
2800 that information to compute goal_alternative_matched properly.
2801 * reload1.c (choose_reload_regs): Never set reload_override_in for an
2804 * config/ia64/ia64.h (RTX_COSTS): A few more entries, and a more
2805 accurate value for MULT.
2806 * config/ia64/ia64.c (ia64_print_operand): Require probability to be
2807 2% or > 98% before using static branch prediction bits.
2809 2000-10-28 Neil Booth <neilb@earthling.net>
2813 * cpplib.c (struct answer): New.
2814 (struct if_stack): Use cpp_lexer_pos rather than line and col.
2815 Rename cmacro mi_cmacro.
2816 (struct directive, KANDR, STDC89, EXTENSION, COND, IF_COND, INCL,
2817 IN_I): New directive and flags.
2818 (skip_rest_of_line, check_eol, run_directive, glue_header_name,
2819 parse_answer, parse_assertion, find_answer): New functions.
2820 (parse_ifdef, detect_if_not_defined, validate_else): Remove.
2821 (lex_macro_node): New function to replace parse_ifdef and
2824 (_cpp_handle_directive): New function, combines _cpp_check_directive
2825 and _cpp_check_linemarker.
2827 (do_define, do_undef, parse_include, do_include, do_import,
2828 do_include_next, read_line_number, do_line, do_ident, do_pragma,
2829 do_pragma_once, do_pragma_poison, do_pragma_dependency):
2830 Update for new token getting interface.
2832 (do_ifdef, do_ifndef, do_if, do_else, do_endif, push_conditional)
2833 : Update for new multiple-include optimisation technique.
2834 (do_elif): Don't forget to invalidate controlling macros.
2836 (unwind_if_stack, cpp_defined, cpp_push_buffer, cpp_pop_buffer): Update.
2837 (parse_assertion, parse_answer, find_answer, _cpp_test_assertion):
2838 Functions to handle assertions with the new token interface.
2839 (do_assert, do_unassert): Use them.
2841 (cpp_define, _cpp_define_builtin, cpp_undef, cpp_assert, cpp_unassert):
2844 (_cpp_init_stacks): Register directive names. Don't register special
2847 * cpperror.c (print_containing_files, _cpp_begin_message): Update to
2848 new position recording regime.
2849 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2850 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
2851 cpp_pedwarn_with_file_and_line): Update for _cpp_begin_message changes.
2852 (cpp_type2name): Move to cpplex.c.
2854 * cppexp.c (parse_charconst): spec_nodes is no longer a pointer.
2855 (parse_defined): Update to handle new multiple include optimisation
2856 method. Remove poisoned identifier warning.
2857 (parse_assertion, TYPE_NAME): Delete.
2858 (lex): Update for multiple include optimisation, removal of
2859 CPP_DEFINED, to use _cpp_test_assertion for assertions and
2861 (_cpp_parse_expr): Update for MI optimisation, and to use op_as_text.
2862 (op_as_text): New function, to wrap cpp_token_as_text.
2864 * cppfiles.c (stack_include_file, _cpp_pop_file_buffer):
2865 Update for MI optimisation.
2866 (_cpp_execute_include): Take a token rather than 3 arguments. Fix
2867 segfault on diagnostic.
2868 (_cpp_compare_file_date): Take a token rather than 3 args.
2869 (cpp_read_file): Work correctly for zero-length files.
2871 * cpphash.c (_cpp_init_macros, _cpp_cleanup_macros): Rename
2872 _cpp_init_hashtable and _cpp_cleanup_hashtable.
2873 (cpp_lookup): Place identifiers at front of identifier pool
2874 for _cpp_lookup_with_hash.
2875 (_cpp_lookup_with_hash): Require identifiers to be at the front of
2876 the identifier pool. Commit the memory if not already in the
2879 * cppinit.c (cpp_reader_init): Move cpp_init_completed test to top.
2880 Initialise various members of cpp_reader, memory pools, and the
2882 (cpp_printer_init): Delete.
2883 (cpp_cleanup): Update.
2884 (struct builtin, builtin_array, initialize_builtins): Update for new
2885 hashnode definition and builtin handling.
2886 (cpp_start_read, cpp_finish): Don't take or initialise a
2889 * cpplib.h (cpp_printer, cpp_toklist, CPP_DEFINED, BOL,
2890 PASTED, VAR_ARGS, BEG_OF_FILE, IN_DIRECTIVE, KNOWN_DIRECTIVE,
2891 T_VOID, T_SPECLINE, T_DATE, T_FILE, T_BASE_FILE, T_INCLUDE_LEVEL,
2892 T_TIME, T_STDC, T_OPERATOR, T_POISON, T_MACRO, T_ASSERTION): Delete.
2893 (struct cpp_pool, struct cpp_macro, struct cpp_lexer_pos,
2894 struct cpp_lookahead, CPP_DHASH, enum mi_state, enum mi_ind,
2895 NO_EXPAND, VARARGS_FIRST, struct cpp_token_with_pos,
2896 struct toklist, struct cpp_context, struct specnodes,
2897 TOKEN_LOOKAHEAD, TOKEN_BUFFSIZE, NODE_OPERATOR, NODE_POISONED,
2898 NODE_BUILTIN, NODE_DIAGNOSTIC, NT_VOID, NT_MACRO, NT_ASSERTION,
2899 enum builtin_type, cpp_can_paste): New.
2900 (struct cpp_token): Delete line and col members.
2901 (struct cpp_buffer): New member output_lineno.
2902 (struct lexer_state): Delete indented, in_lex_line, seen_dot.
2903 Add va_args_ok, poisoned_ok, prevent_expansion, parsing_args.
2904 (struct cpp_reader): New members lexer_pos, macro_pos, directive_pos,
2905 ident_pool, temp_string_pool, macro_pool, argument_pool, string_pool,
2906 base_context, context, directive, mi_state, mi_if_not_defined,
2907 mi_lexed, mi_cmacro, mi_ind_cmacro, la_read, la_write, la_unused,
2908 mlstring_pos, macro_buffer, macro_buffer_len.
2909 Delete members mls_line, mls_column, token_list, potential_control_macro,
2910 temp_tokens, temp_cap, temp_alloced, temp_used, first_directive_token,
2911 context_cap, cur_context, no_expand_level, paste_level, contexts, args,
2912 save_parameter_spellings, need_newline, .
2913 Change type of date, time and spec_nodes members.
2914 Change prototypes for include and ident callbacks.
2915 (struct cpp_hashnode): Change type of name. Remove union members
2916 expansion and code. Add members macro, operator and builtin.
2918 (cpp_token_len, cpp_token_as_text, cpp_spell_token, cpp_start_read,
2919 cpp_finish, cpp_avoid_paste, cpp_get_token, cpp_get_line,
2920 cpp_get_output_line, cpp_macro_definition, cpp_start_lookahead,
2921 cpp_stop_lookahead): New prototypes.
2922 (cpp_printer_init, cpp_dump_definition): Delete prototypes.
2924 (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr, ufputs):
2925 Move from cpphash.h.
2927 * cpphash.h (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr,
2928 ufputs): Move to cpplib.h.
2929 (enum spell_type, struct token_spelling, _cpp_token_spellings, TOKEN_SPELL,
2930 TOKEN_NAME, struct answer, FREE_ANSWER, KANDR, STDC89, EXTENSION,
2931 COND, EXPAND, INCL, COMMENTS, IN_I, struct directive, directive_handler,
2932 struct spec_nodes, _cpp_digraph_spellings, _cpp_free_temp_tokens,
2933 _cpp_init_input_buffer, _cpp_grow_token_buffer, _cpp_init_toklist,
2934 _cpp_clear_toklist, _cpp_expand_token_space, _cpp_expand_name_space,
2935 _cpp_equiv_tokens, _cpp_equiv_toklists, _cpp_process_directive,
2936 _cpp_run_directive, _cpp_get_line, _cpp_get_raw_token, _cpp_glue_header_name,
2937 _cpp_can_paste, _cpp_check_directive, _cpp_check_linemarker,
2938 _cpp_parse_assertion, _cpp_find_answer): Delete.
2939 (VALID_SIGN, ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE, POOL_SIZE,
2940 POOL_USED, POOL_COMMIT, struct cpp_chunk, _cpp_lex_token, _cpp_init_pool,
2941 _cpp_free_pool, _cpp_pool_reserve, _cpp_pool_alloc, _cpp_next_chunk,
2942 _cpp_lock_pool, _cpp_unlock_pool, _cpp_test_assertion,
2943 _cpp_handle_directive, DSC): New.
2944 (struct include_file): New member defined.
2946 (DO_NOT_REREAD, _cpp_begin_message, _cpp_execute_include,
2947 _cpp_compare_file_date): Update.
2948 (_cpp_pop_context, _cpp_get_token, _cpp_free_lookaheads, _cpp_push_token): New.
2949 (_cpp_init_macros, _cpp_cleanup_macros): Rename to _cpp_init_hashtable,
2950 _cpp_cleanup_hashtable.
2952 * Makefile.in: Remove cppoutput.c.
2954 * cppoutput.c: Delete
2956 * fixheader.c (read_scan_file): Update for new cpp_get_token
2958 (recognized_function): New argument LINE.
2960 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
2961 new cpp_get_token prototype.
2963 * scan.h (recognized_function): Update prototype.
2965 * po/POTFILES.in: Remove cppoutput.c.
2967 2000-10-27 Mark Mitchell <mark@codesourcery.com>
2969 * c-typeck.c (check_init_type_bitfields): Remove.
2970 (constructor_incremental): Likewise.
2971 (struct constructor_stack): Remove incremental bit.
2972 (struct initializer_stack): Likewise.
2973 (start_init): Don't play with constructor_incremental.
2974 (finish_init): Likewise.
2975 (really_start_incremental_init): Likewise.
2976 (push_init_level): Likewise.
2977 (pop_init_level): Likewise.
2978 (output_init_level): Likewise.
2979 (output_pending_init_elements): Likewise.
2981 2000-10-21 Mike Coleman <mcoleman2@kc.rr.com>
2983 * c-pragma.c (handle_pragma_pack): Initialize align to -1.
2984 Improve error messages. Correct parsing of
2985 #pragma pack(pop [,id]). Do not check the user-supplied
2986 alignment if we're popping.
2988 * gcc.dg/pack-test-1.c: New test case.
2989 * gcc.dg/pack-test-2.c: New test case.
2990 * gcc.dg/pack-test-1.h: New file.
2992 2000-10-27 Neil Booth <neilb@earthling.net>
2996 2000-10-27 Kelley Cook <kelley.cook@home.com>
2998 * invoke.texi: Document -mintel-syntax
3000 2000-10-27 Richard Henderson <rth@redhat.com>
3002 * invoke.texi: Document -frename-registers. Add it to -O3.
3003 * toplev.c (rest_of_compilation): Run regrename before ifcvt2.
3004 (enum dump_file_index, dump_file): Update order.
3005 (main): Set flag_rename_registers at -O3.
3007 2000-10-27 Richard Henderson <rth@redhat.com>
3009 * config/alpha/alpha.h (enum reg_class): Add PV_REG.
3010 (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
3011 (REG_CLASS_FROM_LETTER): Assign it to 'c'.
3012 * config/alpha/alpha.md (call_osf_1): Use it.
3013 (call_value_osf_1): Likewise.
3015 * config/ia64/ia64.c: Revert 10-23 patch.
3016 (ia64_hard_regno_rename_ok): New.
3017 * config/ia64/ia64-protos.h: Declare it.
3018 * config/ia64/ia64.h (HARD_REGNO_RENAME_OK): Use it.
3020 2000-10-27 Bernd Schmidt <bernds@redhat.co.uk>
3021 Richard Henderson <rth@redhat.com>
3023 * regrename.c: Rewrite to handle multi-register modes and
3024 cond_exec instructions.
3025 * Makefile.in (regrename.o): Update dependancies.
3026 * recog.h (struct operand_alternative): Add is_address.
3027 * recog.c (preprocess_constraints) [case 'p']: Set it.
3029 2000-10-27 Zack Weinberg <zack@wolery.stanford.edu>
3031 * configure.in: If not NO_MINUS_C_MINUS_O, substitute
3032 OUTPUT_OPTION with '-o $@'. Make zlibdir, zlibinc relative to
3033 top level. Kill oldstyle_subdirs. Do not include
3034 $srcdir/$s/Makefile.in in all_lang_makefiles, but do include
3035 $outputs. Do not run configure.lang from config.status.
3036 Rearrange warning-flag logic to correspond to what the
3037 makefile wants. Put special vax stage1 options in
3038 @stage1_flags@ not @stage1_warn_cflags@. Don't do anything
3039 with extra_c_objs, extra_cxx_objs, or extra_cpp_objs.
3040 (--enable-c-cpplib): AC_SUBST(maybe_cpplib) with "libcpp.a" if
3041 switch is given, nothing otherwise.
3042 * configure.lang: Delete.
3044 * Makefile.in: Expunge all traces of extra_c_objs,
3045 extra_cxx_objs, and extra_cpp_objs. Set MAYBE_CPPLIB from
3046 @maybe_cpplib@. Add $(MAYBE_CPPLIB) to C_AND_OBJC_OBJS. Set
3047 warning options via a three level scheme so that -pedantic and
3048 -Wtraditional are not used for non-C front ends: LOOSE_WARN,
3049 STRICT1_WARN, STRICT2_WARN -> $(@D)-warn, GCC_WARN_CFLAGS ->
3050 WARN_CFLAGS. Distinguish STAGE1_CFLAGS from BOOT_CFLAGS.
3051 Add -I$(@D) and -I$(srcdir)/$(@D) to INCLUDES.
3052 Set OUTPUT_OPTION, ZLIB, ZLIBINC. Do not set P,
3053 LANG_FLAGS_TO_PASS. Add OUTPUT_OPTION to all object-file
3054 generation rules. Wrap all rules that change the current
3055 directory in parentheses; pmake doesn't spawn a new shell for
3056 each command. Expunge all references to $(P). When one
3057 command depends on another and they're run all at once, use &&
3058 to separate them, not ;. Add libgcc_s$(SHLIB_EXT) to files
3059 deleted on make clean. Force OUTPUT_OPTION='-o $@' in stage2
3062 * objc/Make-lang.in: Wrap all rules that change the current
3063 directory in parentheses. Expunge all references to $(P).
3064 When one command depends on another and they're run all at
3065 once, use && to separate them, not ;. Add OUTPUT_OPTION to
3066 all object-file generation rules. Delete obsolete variables.
3067 * objc/Makefile.in: Delete.
3069 2000-10-27 Jakub Jelinek <jakub@redhat.com>
3071 * calls.c (expand_call): If sibcall_failure is set during pass 1,
3072 clear tail_call_insns as well.
3074 2000-10-27 Nick Clifton <nickc@redhat.com>
3076 * config/arm/arm-protos.h (arm_function_ok_for_sibcall): Add
3079 2000-10-26 Richard Henderson <rth@redhat.com>
3081 * calls.c (expand_call): Supress sibcall if we have a
3082 BLKmode return in registers.
3084 2000-10-26 Bernd Schmidt <bernds@redhat.co.uk>
3086 * ia64.h (PREFERRED_RELOAD_CLASS): Force floating point constants
3089 2000-10-26 Nathan Sidwell <nathan@codesourcery.com>
3091 * tree.c (make_node, case 't'): Set alignment to that of
3093 * expr.c (move_by_pieces_ninsns): Abort if some length remains.
3095 2000-10-25 Mark Mitchell <mark@codesourcery.com>
3097 * Makefile.in (site.exp): Define HAVE_LIBSTDCXX_V3.
3098 * configure.in (enable-libstdcxx-v3): Arrange to have
3099 HAVE_LIBSTDCXX_V3 substituted into the output files.
3101 2000-10-25 Richard Henderson <rth@redhat.com>
3103 * recog.c (constrain_operands): Initialize which_alternative
3104 before no alternatives early exit.
3106 * cse.c (find_comparison_args): Check that we can reverse a
3107 comparison if needed before accepting the substitution.
3109 * reload.c (find_reloads_address_part): Kill rtx obstack hackery.
3111 * simplify-rtx.c (simplify_relational_operation): Sign extend
3112 low words before sign extending to high words.
3114 2000-10-25 Nick Clifton <nickc@redhat.com>
3116 * config/mcore/mcore.c: Include config.h before system.h.
3118 2000-10-25 Ray Essick <essick@ddna.labs.mot.com>
3120 * config/mcore/mcore.md (return): Force function epilogue to
3121 always be generated to work around epilogue suppression bug in
3124 2000-10-25 Joseph S. Myers <jsm28@cam.ac.uk>
3126 * c-decl.c (grokdeclarator): Move warning for qualified void
3127 return types with -pedantic to when the function type is
3128 constructed. At -W, warn in general for qualified function return
3129 types, except for volatile void.
3130 * invoke.texi: Document this new warning at -W.
3132 2000-10-25 Neil Booth <neilb@earthling.net>
3134 * cpp.texi: Update with implementation-defined behavior and
3137 2000-10-25 Jakub Jelinek <jakub@redhat.com>
3139 * stor-layout.c (layout_type): If TYPE_ALIAS_SET was already set on the
3140 incomplete type force it into alias set 0.
3142 Wed Oct 25 01:02:44 EDT 2000 John Wehle (john@feith.com)
3144 * alias.c: Include basic-block.h.
3145 (loop_p): New function.
3146 (mark_constant_function): Use it.
3147 * Makefile.in (alias.o): Update dependencies.
3149 2000-10-24 Aldy Hernandez <aldyh@redhat.com>
3151 * config/mn10300/mn10300.c (secondary_reload_class): Treat pseudos
3154 2000-10-24 Jim Wilson <wilson@cygnus.com>
3156 * expmed.c (store_bit_field): Move integer pun code down after
3157 code that calls emit_move_insn for entire register move.
3158 * stor-layout.c (compute_record_mode): Revert Mar 25, Aug 18, and
3159 Oct 20 changes. Only store mode in TYPE_MODE if RECORD_TYPE.
3161 2000-10-24 Richard Henderson <rth@cygnus.com>
3163 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Don't consider pic
3164 register stable if PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
3166 2000-10-24 Aldy Hernandez <aldyh@redhat.com>
3168 * gcse.c (cprop_insn): do not propagate constants into jump_insn
3169 for machines with CC0 more than once.
3171 2000-10-24 Richard Henderson <rth@cygnus.com>, Aldy <aldyh@cygnus.com>
3173 * config/mn10300/mn10300.h (PREFERRED_RELOAD_CLASS): Treat
3174 pseudos just like memory.
3176 2000-10-24 Alexandre Oliva <aoliva@redhat.com>
3178 * combine.c (distribute_notes): Discard REG_LIBCALL and REG_RETVAL
3179 when deleting libcall sequence collapsed to a single instruction.
3181 2000-10-24 Andrew Haley <aph@cygnus.co.uk>
3183 * expr.c (do_store_flag): Don't crash if either side of a
3184 comparison is error_mark_node.
3186 2000-10-24 Jakub Jelinek <jakub@redhat.com>
3188 * sibcall.c (purge_mem_unchanging_flag): New function.
3189 (optimize_sibling_and_tail_recursive_calls): Call it.
3191 2000-10-24 Philipp Thomas <pthomas@suse.de>
3193 * Makefile.in (check-po): New target for doing checks in the po
3194 subdir if all languages configured.
3195 (CHECK_TARGETS): Add @CHECK_PO@, replaced with check-po via
3196 configure if NLS is enabled.
3197 * configure.in: If NLS is enabled, substitute CHECK_PO by check-po,
3198 otherwise leave empty.
3199 * configure: Regenerate.
3201 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
3203 * i386.c (print_operand): Handle new 'A' formatting code.
3204 387 opcodes need suffixes even with -mintel-syntax.
3205 Check for explicit size override (codes 'b', 'w' and 'k').
3206 (print_operand_address): Check if register prefix is needed when
3207 emitting `ds' segment override.
3208 * i386.h: Add comment about new 'A' formatting code.
3209 * i386.md (jump and call patterns): Emit absolute references using %A.
3211 2000-10-23 Richard Henderson <rth@cygnus.com>
3213 * config/ia64/ia64.c (ia64_expand_prologue): Mark extra
3214 output registers as fixed.
3215 (ia64_function_epilogue): Undo output fixation.
3217 2000-10-23 Richard Henderson <rth@cygnus.com>
3219 * config/alpha/alpha.md: Add names for all unnamed insns; use
3220 define_insn_and_split in some obvious places.
3222 (zero_extendqihi2): Use an expander w/ nonimmediate_operand for BWX.
3223 (zero_extendqisi2, zero_extendqidi2): Likewise.
3224 (zero_extendhisi2, zero_extendhidi2): Likewise.
3225 (abs splitters): Fix match_scratch operand number.
3226 (bcc_reverse): Swap pc & label instead of non-canonical compare.
3228 2000-10-23 Jim Wilson <wilson@cygnus.com>
3230 * ia64.c (ia64_print_operand, case 'r'): Correct comment. Handle
3232 * ia64.md (cmpsi_adjusted): Use %r3.
3233 (cmpdi_adjusted): Likewise.
3235 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
3237 * config/i386/att.h (ASM_FILE_START): Define.
3239 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
3241 * config/i386/linux.h (ASM_FILE_START): Define.
3243 Wed Oct 18 11:16:40 2000 Donald Lindsay <dlindsay@cygnus.com>
3245 * gcc/configure.in: m68k-coff tm_file should not have libgloss.h,
3246 since this (only) drags in a crt0.o reference that the .ld files
3249 2000-10-23 Geoff Keating <geoffk@cygnus.com>
3251 * reload1.c (reload_reg_reaches_end_p): A RELOAD_OTHER can
3252 overwrite the value in a RELOAD_FOR_INPUT and other kinds of
3253 reloads just like an RELOAD_FOR_OUTPUT would.
3255 * local-alloc.c (update_equiv_regs): Add an abort(). When
3256 deleting or moving insns, update reg_equiv[regno].init_insns.
3258 2000-10-23 Mark Mitchell <mark@codesourcery.com>
3260 * c-tree.texi: Improve documentation for IF_STMTs and related
3261 conditional statements.
3263 2000-10-22 Mark Mitchell <mark@codesourcery.com>
3265 * expr.c (do_preexpand_calls): Remove.
3266 (same_from_p): Don't use CALL_EXPR_RTL.
3267 (expand_expr): Don't call preexpand_calls, or use CALL_EXPR_RTL.
3268 (preexpand_calls): Remove.
3269 * tree.c (first_rtl_op): Remove CALL_EXPR case.
3270 (unsave_expr_1): Likewise.
3271 * tree.def (CALL_EXPR): Give it only two slots.
3272 * tree.h (CALL_EXPR_RTL): Remove.
3274 2000-10-21 Chandrakala Chavva <cchavva@redhat.com>
3276 * libgcc-std.ver (__addvsi3, __addvdi3, __subvsi3, __subvdi3,
3277 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
3280 2000-10-22 Alexandre Oliva <aoliva@redhat.com>
3282 * calls.c (combine_pending_stack_adjustment_and_call): Don't
3283 adjust stack when unadjusted_alignment ends up as zero.
3285 2000-10-22 Joseph S. Myers <jsm28@cam.ac.uk>
3287 * fixinc/genfixes: Remove EGCS reference.
3288 * install.texi: Remove EGCS reference.
3289 * INSTALL: Regenerate.
3291 2000-10-22 Mark Mitchell <mark@codesourcery.com>
3293 * tree.h (TYPE_IS_SIZETYPE): Add more documentation.
3295 2000-10-21 Joseph S. Myers <jsm28@cam.ac.uk>
3297 * diagnostic.c: Remove EGCS reference in comment.
3299 Sat Oct 21 08:24:25 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3301 * loop.c (strength_reduce): Fix error in last change.
3303 2000-10-20 David Edelsohn <edelsohn@gnu.org>
3305 * Makefile.in (SHLIB_NM_FLAGS): New.
3306 (libgcc.mk): Pass it.
3307 * mklibgcc.in (libgcc.map): Use it.
3309 * rs6000/t-aix43 (SHLIB_EXT, SHLIB_LINK, SHLIB_LIBS,
3310 SHLIB_MKMAP, SHLIB_MAPFILES, SHLIB_NM_FLAGS): New.
3312 2000-10-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3314 * mips.h (REG_CLASS_FROM_LETTER): Cast array arg to unsigned char.
3316 * sparc.c (load_pic_register): Delete unused varaible.
3318 * libgcc2.c (__addvsi3): Delete unused variable.
3320 * libgcc2.h (__absvsi2, __absvdi2, __addvsi3, __addvdi3,
3321 __subvsi3, __subvdi3, __mulvsi3, __mulvdi3, __negvsi2,
3322 __negvdi2): Prototype.
3324 * ssa.c (apply_delayed_renames): Avoid undefined operation.
3326 * toplev.c (display_target_options): Make static to match
3327 prototype. Delete empty declaration.
3329 2000-10-20 Tom Tromey <tromey@cygnus.com>
3331 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
3332 * gcc.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
3334 Fri Oct 20 17:05:49 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3336 * expr.c (expand_expr, case SAVE_EXPR): Set RTX_UNCHANGING_P on
3338 (expand_expr_unaligned, case ARRAY_REF): Check that index is
3339 a constant before comparing it; use tree_low_cst.
3340 * tree.c (save_expr): Set TREE_READONLY.
3341 (substitute_expr): Return inside of NON_LVALUE_EXPR.
3342 (build, build1): Set TREE_READONLY if all operands are.
3343 (build_index_type): If upper bound is a negative number, lower
3344 bound is zero and sizetype is unsigned, use upper bound of one and
3347 2000-10-20 David Edelsohn <edelsohn@gnu.org>
3349 * gcc.c (process_command, main): Use "because" instead of
3350 "since" in error messages.
3352 Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3354 * stor-layout.c (compute_record_mode): Use tree_low_cst.
3355 Don't use mode of field for record unless sizes are the same.
3356 (layout_type, case ARRAY_TYPE): Remove special bounds handling
3357 previously added for Ada; also change to using host_integerp
3360 * loop.c (strength_reduce): Show when new register made for
3361 giv is known to be a pointer and its aligment if so and known.
3362 (loop_dump_aux): Show VERBOSE parameter unused.
3364 * gcse.c (set_hash_table_size): Now unsigned.
3365 * sdbout.c (template_name_p): Add "const" to avoid warnings.
3366 (sdbout_record_type_name, plain_type_1, sdbout_symbol): Likewise.
3367 (sdbout_one_type, sdbout_parms, sdbout_reg_parms): Likewise.
3368 (sdbout_end_epilogue): Remove variable NAME.
3369 * system.h (getopt): Add default definition.
3370 * config/alpha/alpha.c (print_operand): Don't continue processing
3371 after issuing error.
3372 (summarize_insn): Avoid use of UL in constant.
3374 * function.c (locate_and_pad_parm): Use host_integerp and tree_low_cst.
3376 * fold-const.c (force_fit_type): Unsigned values can overflow
3377 if they are sizetype.
3378 (int_const_binop): Don't use cache if overflows.
3380 2000-10-20 Richard Henderson <rth@cygnus.com>
3382 * function.c (locate_and_pad_parm): Zero alignment_pad.
3384 * regrename.c (rr_replace_reg): Rewrite to use recog_data to
3385 perform substitutions, and apply_change_group to see if it worked.
3387 Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3389 * dwarf2out.c (add_bound_info): Also ignore COND_EXPR.
3391 * combine.c (struct undo): Change int to unsigned int.
3392 (do_SUBST_INT): Args are unsigned int.
3393 (make_extraction, force_to_mode): Use proper type when forming mask.
3394 (make_field_assignment): Likewise.
3396 2000-10-20 Joseph S. Myers <jsm28@cam.ac.uk>
3398 * c-common.c (check_format_info_recurse): Extract string constant
3399 initializers from non-volatile constant arrays and check them as
3401 * c-typeck.c (decl_constant_value): Don't check pedantic or check
3402 for DECL_MODE (decl) != BLKmode.
3403 (decl_constant_value_for_broken_optimization): New function which
3404 includes these checks.
3405 (default_conversion, convert_for_assignment, digest_init): Use
3406 decl_constant_value_for_broken_optimization instead of
3407 decl_constant_value.
3409 2000-10-20 Mark Mitchell <mark@codesourcery.com>
3411 * tree.h (DECL_ALIGN_UNIT): New macro.
3413 2000-10-14 Marek Michalkiewicz <marekm@linux.org.pl>
3415 * config/avr/avr-protos.h (avr_output_bld): New.
3416 (out_shift_with_cnt): Add t_len argument.
3417 * config/avr/avr.c (avr_num_arg_regs): Remove -mpack-args.
3418 (output_movqi, output_movhi, output_movsisf): Optimize loading
3419 any constant with exactly one bit set to NO_LD_REGS.
3420 (out_shift_with_cnt): Optimize output code for size or speed,
3421 depending on optimize_size. Handle small shift counts as well
3422 (if not hand-optimized in ?sh??i3_out). Shifts can be done
3423 with or without a scratch register, with help of __tmp_reg__
3424 or __zero_reg__ if necessary. Add T_LEN argument to pass the
3425 length of TEMPLATE in words, return total insn length in *LEN.
3426 (ashlqi3_out, ashrqi3_out, lshrqi3_out): Change all calls to
3427 out_shift_with_cnt to work with the above change.
3428 (ashlhi3_out, ashlsi3_out, ashrhi3_out, ashrsi3_out, lshrhi3_out,
3429 lshrsi3_out): Likewise. Optimize more known shift count cases.
3430 Remove cases already well optimized in out_shift_with_cnt.
3431 (avr_output_bld): New function.
3432 * config/avr/avr.h (MASK_PACK_ARGS, TARGET_PACK_ARGS): Remove.
3433 (TARGET_SWITCHES): Remove -mpack-args backward compatibility.
3434 * config/avr/avr.md (*reload_inqi, *reload_inhi, *reload_insi):
3435 Add reload_completed to insn condition - only for peepholes.
3436 (ashlqi3, ashrqi3, lshrqi3): Correct insn length for shift counts
3437 in a register or memory.
3438 (ashlhi3, ashlsi3, ashrhi3, ashrsi3, lshrhi3, lshrsi3): Likewise.
3439 Do not require a scratch register.
3440 (*ashlhi3_const, *ashlsi3_const, *ashrhi3_const, *ashrsi3_const,
3441 *lshrhi3_const, *lshrsi3_const): New insns and matching peepholes.
3442 Optimize shifts by known count using a scratch register, but only
3443 if one is still available after register allocation.
3445 2000-10-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3447 * t-vax: New file. Don't build modules from libgcc1.c.
3449 Fri Oct 20 00:57:00 EDT 2000 John Wehle (john@feith.com)
3451 * alias.c: (mark_constant_function): Don't check pure functions.
3452 Initialize and end alias analysis.
3453 (nonlocal_mentioned_p): Rename from nonlocal_reference_p.
3454 Don't make a special exception for recursion. Handle
3455 UNSPEC_VOLATILE. Don't assume ASM_OPERANDS is non-local
3456 unless it's volatile.
3458 * local-alloc.c (equivalence): New structure.
3459 (reg_equiv): Define.
3460 (contains_replace_regs): Remove array and use
3462 (memref_referenced_p): Likewise.
3463 (no_equiv): Likewise.
3464 (update_equiv_regs): Likewise.
3466 (equiv_init_varies_p,
3467 equiv_init_movable_p): New functions.
3468 (update_equiv_regs): Use them. Use rtx_varies_p
3469 instead of function_invariant_p. Process insns
3470 from end to beginning. Allow a REG_EQUIV insn
3471 within the same loop as a use to be moved, also
3472 allow it to be moved out of a loop. Update
3473 REG_DEAD notes when substituting into an insn.
3475 2000-10-19 Jim Wilson <wilson@cygnus.com>
3477 * c-decl.c (start_decl): Check for error_mark_node type before using
3479 (finish_decl): Likewise. Don't give an error if decl type is
3480 already error_mark_node.
3482 * haifa-sched.c (compute_trg_info): Add explanatory comments.
3483 New local update_blocks. Use update_blocks to remove duplicates
3484 when computing update blocks. Check for bblst_table overflow.
3485 (schedule_block): Add explanatory comment. Reduce bblst_size by
3487 * config/ia64/ia64.md (movdi_symbolic): Document loss of REG_LABEL
3490 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
3492 * libgcc2.c (_mulvsi3): Change variables u and v to a and b.
3494 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
3496 * expmed.c: Minor corrections in comments.
3497 * invoke.texi: Added desciption for the new option -ftrapv.
3499 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
3501 * libgcc2.c: Added the missing #endif.
3503 Thu Oct 19 14:25:11 MET DST 2000 Jan Hubicka <jh@suse.cz>
3505 * i386.h (CONST_OK_FOR_LETTER): Re-add 'N'; document.
3507 2000-10-18 Chandrakala Chavva <cchavva@redhat.com>
3509 * expmed.c (expand_mult): Don't do synth_mult optimization for -ftrapv.
3510 Use smulv_optab for -ftrapv.
3511 (expand_mult_highpart): Use unsigned multiply.
3512 (expand_divmod): Special-case division by -1.
3513 For EXACT_DIV_EXPR, do right shift first, then the multiply.
3514 For complex divide, use abs with unsigned result.
3515 * expr.c (force_operand): Use unsigned multiply.
3516 (expand_expr): Use overflow-trapping optabs for signed types if
3518 If flag_trapv, don't generate a recursive call with EXPAND_SUM
3519 if the type is signed and the original call wasn't EXPAND_SUM or
3521 * expr.h (addv_optab, subv_optab, smulv_optab, sdivv_optab): Declare.
3522 (negv_optab, absv_optab): Declare.
3523 * flags.h (flag_trapv): Declare.
3524 * genopinit.c (optabs): Add entries for addv_optab, subv_optab,
3525 smulv_optab, sdivv_optab, negv_optab and absv_optab.
3526 (gen_insn): Interpret '$P' as requiring an integer mode,
3527 including partial integer modes.
3528 * loop.c (emit_iv_add_mult): Use unsigned expand_mult_add.
3529 (product_cheap_p): Use unsigned expand_mult.
3530 * optabs.c (addv_optab, subv_optab, smulv_optab, sdivv_optab): Define.
3531 (negv_optab, absv_optab): Define.
3532 (expand_binop): Use overflow-trapping optabs for signed types if
3534 Handle negv_optab libe neg_optab.
3535 (expand_abs): Take result_unsignedp argument instead of unsignedp one.
3536 Use overflow-trapping optabs for signed result if flag_trapv.
3537 (expand_complex_abs): Use overflow-trapping optabs for signed types if
3539 Don't open-code complex absolute-value operation for flag_trapv.
3540 (init_optabs): Initialize addv_optab, subv_optab, smulv_optab,
3541 sdivv_optab, negv_optab and absv_optab.
3542 * toplev.c (flag_trapv): Define.
3543 (lang_independent_options f_options): Include flag_trapv.
3544 * tree.h (TYPE_TRAP_SIGNED): Define.
3545 * libgcc2.c (__addvsi3, __addvdi3, __subvsi3,__subvsi3, __subvdi3,
3546 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
3548 * Makefile.in: add _absvsi2 _absvdi2 _addvsi3 _addvdi3 _subvsi3
3549 _subvdi3 _mulvsi3 _mulvdi3 _negvsi2 _negvdi2.
3551 2000-10-18 Geoffrey Keating <geoffk@cygnus.com>
3552 David V. Henkel-Wallace <gumby@cygnus.com>
3554 * config/i386/t-netware: Bring in from the Red Hat tree.
3555 * config/i386/netware.h: Likewise.
3556 * config/netware.h: Likewise.
3557 * config/rs6000/netware.h: Delete.
3558 * configure.in: Add i[34567]86-*-netware.
3559 * configure: Hand-edit to match configure.in change.
3561 2000-10-18 Mark Mitchell <mark@codesourcery.com>
3563 * c-common.h (flag_no_builtin): Declare.
3564 (flag_no_nonansi_builtin): Likewise.
3565 (c_common_nodes_and_builtins): Change prototype.
3566 * c-common.c (flag_no_builtin): New variable.
3567 (flag_no_nonansi_builtin): Likewise.
3568 (c_common_nodes_and_builtins): Remove parameters. Adjust
3570 * c-decl.c (flag_no_builtin): Remove.
3571 (flag_no_nonansi_builtin): Likewise.
3572 (init_decl_processing): Adjust call to
3573 c_common_nodes_and_builtins.
3575 2000-10-18 Marc Espie <espie@openbsd.org>
3577 * tm.texi (LIBGCC_SPEC): Synch with reality.
3579 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
3581 * c-common.c (check_format_types): Check for writing through a
3582 NULL pointer argument.
3584 2000-10-18 Hans-Peter Nilsson <hp@axis.com>
3586 * tm.texi (Exception Region Output): Document
3587 DWARF_CIE_DATA_ALIGNMENT.
3588 * dwarf2out.c (DWARF_CIE_DATA_ALIGNMENT): Wrap definition in
3590 [ENABLE_CHECKING] (reg_save): Abort if offset is not a multiple of
3591 DWARF_CIE_DATA_ALIGNMENT.
3593 2000-10-18 Michael Hayes <mhayes@cygnus.com>
3595 * basic-block.h (struct loop): Delete fields pre_header_root
3596 and pre_header_trace and replace with pre_header_edges
3597 and num_pre_header_edges.
3598 * flow.c (flow_loop_dump): Dump pre_header_edges.
3599 (flow_loops_free): Free pre_header_edges.
3600 (flow_loop_pre_header_scan): Calculate pre_header_edges.
3602 2000-10-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3604 * contrib.texi: Update references to steering committee members
3605 and Jeff Law's entry.
3607 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
3609 * c-common.c (CPLUSPLUS_STD_VER, C_STD_VER, C_STD_NAME): Define.
3610 (maybe_read_dollar_number, check_format_info_main): Use them for
3611 pedantic warning messages.
3613 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
3615 * c-common.c (check_format_info_main): Minor cleanup: move
3616 variables into inner scopes; initialize declarations where
3617 appropriate; don't hardcode "scanf" name on warning for zero
3620 2000-10-17 Mark Mitchell <mark@codesourcery.com>
3622 * c-common.c (back_end_hook): New variable.
3623 * c-common.h (back_end_hook): Declare it.
3624 * c-lang.c (finish_file): Use it.
3626 * emit-rtl.c (init_emit_once): Initialize the const_int_htab
3629 2000-10-18 Jan Hubicka <jh@suse.cz>
3631 * i386.c (ix86_comparison_operator, put_condition_code,
3632 ix86_match_ccmode, ix86_cc_mode): Handle CCRCmode.
3633 (ix86_expand_strlensi_unroll_1): Use CCRCmode.
3634 * i386.h (EXTRA_CC_MODES): Add CCRCmode.
3635 * i386.md (adddi and negdi splitter): Use CCRCmode.
3636 (add?i_3, add?i_4, add?i_5): Use CCRCmode; swap operands
3637 (subsi3_carry): add '*'
3638 (addsi3_carry_rc, subsi3_carry_rc, x86_movsicc_0_m1_rc): New.
3639 (cmp to add peep2): Use CCRCmode; swap operands.
3641 2000-10-18 Kazu Hirata <kazu@hxi.com>
3643 * h8300.c: Fix a comment typo.
3644 (round_frame_size): New.
3645 (compute_saved_regs): Likewise.
3648 (push_order): Remove.
3649 (pop_order): Likewise.
3650 (function_prologue): Rearrange code for readability.
3651 (function_epilogue): Likewise.
3653 * config/h8300/h8300.md: Remove an unnecessary sign_extend
3654 expander that is used when not optimizing. Output a tab after
3655 each assembly insns.
3657 * reorg.c: Fix formatting.
3659 2000-10-17 Joern Rennecke <amylaar@redhat.co.uk>
3661 * reload1.c (move2add_note_store): Check for simple
3662 auto-inc in destination.
3664 2000-10-17 Michael Chastain <chastain@redhat.com>
3666 * config/i386/i386-aout.h: define INT_ASM_OP.
3668 Tue Oct 17 20:11:08 2000 Alan Modra <alan@linuxcare.com.au>
3670 * pa.c (print_operand): Handle case 'c' for .vtable_inherit
3672 Tue Oct 17 20:05:51 2000 Martin Buchholz <martin@xemacs.org>
3674 * i370.md: Fix spelling typo.
3676 2000-10-17 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3678 * function.c (locate_and_pad_parm): Don't align stack unconditionally.
3679 Fixes execute/20001017-1.c on powerpc-linux-gnu.
3681 * expr.c (store_constructor): Apply MEM_ALIAS_SET to MEMs only.
3682 * rs6000/rs6000.c (rs6000_hash_constant): Use X0INT to access a
3685 * rs6000/rs6000.h (NO_DOLLAR_IN_LABEL, DOLLARS_IN_IDENTIFIERS,
3686 ENCODE_SECTION_INFO, ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Move from
3688 * rs6000/aix.h: ...to here.
3689 * rs6000/linux.h (ASM_APP_ON, ASM_APP_OFF): Define to Linux-style.
3691 2000-10-17 Jakub Jelinek <jakub@redhat.com>
3693 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Reload gp if needed.
3695 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Always use call, make
3696 sure linker can relax even the delay slot mov %g1,%o7, fix output
3699 2000-10-17 Kazu Hirata <kazu@hxi.com>
3701 * config/h8300/h8300.md: Remove an unnecessary zero_extend
3702 expander that is used when not optimizing. Output a tab after
3703 each assembly insns.
3705 2000-10-17 Chandrakala Chavva <cchavva@redhat.com>
3707 * gcc.c: New options --target-help.
3708 (process_command): Added code to parse this new option.
3709 * toplev.c (display_target_options): New function to support the
3711 * cppinit.c (new_pending_directive) : New option OPT_target__help.
3712 (cpp_handle_option): Support this new option.
3713 * invoke.texi: Added notes about --target-help option.
3715 2000-10-17 Graham Stott <grahams@redhat.com>
3717 * config/i386/i386.md (testqi_1): Add missing operand prefix
3719 * config/i386/i386-protos.h: Add missing prototype.
3721 2000-10-17 Diego Novillo <dnovillo@cygnus.com>
3723 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Symbol
3724 _GLOBAL_OFFSET_TABLE should not have a $ prefix when
3725 using -mintel-syntax.
3727 2000-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
3729 * c-common.c (FMT_FLAG_DOLLAR_MULTIPLE): Define.
3730 (format_types): Use it for printf.
3731 (maybe_read_dollar_number): Add parameter for the kind of format
3732 involved. Warn for multiple use for arguments if this is
3733 inappropriate for the kind of format involved.
3734 (check_format_info_main): Update calls to maybe_read_dollar_number.
3736 2000-10-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3738 * inclhack.def (hpux_maxint): Also apply fix to values.h.
3739 * fixincl.x: Rebuilt.
3741 2000-10-17 Alexandre Oliva <aoliva@redhat.com>
3743 * genrecog.c (write_switch): Return the first condition that needs a
3746 2000-10-17 Bernd Schmidt <bernds@redhat.co.uk>
3748 * c-tree.h (warn_sequence_point): Move declaration to...
3749 * c-common.h (warn_sequence_point): ... here.
3750 * c-decl.c (warn_sequence_point): Move definition to...
3751 * c-common.c (warn_sequence_point): ... here.
3752 (struct reverse_tree): New.
3753 (reverse_list, reverse_max_depth): New static variables.
3754 (build_reverse_tree, common_ancestor, modify_ok
3755 verify_sequence_points): New functions.
3756 (c_expand_expr_stmt): Call verify_sequence_points if -Wsequence-point.
3757 * c-typeck.c (check_modify_expr): Delete.
3758 (build_modify_expr): Don't call it.
3760 2000-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
3762 * c-common.h (warn_missing_format_attribute): New variable.
3763 * c-decl.c (warn_missing_format_attribute): New variable.
3764 (c_decode_option): Decode -Wmissing-format-attribute and
3765 -Wno-missing-format-attribute.
3766 * c-common.c (check_function_format): If
3767 -Wmissing-format-attribute, give a warning where a vprintf or
3768 vscanf function is called by a function without its own printf or
3770 * toplev.c (documented_lang_options): Add
3771 -Wmissing-format-attribute.
3772 * invoke.texi: Document -Wmissing-format-attribute.
3774 2000-10-17 Marc Espie <espie@openbsd.org>
3776 * invoke.texi (-shared): Insist on requiring code generation flags
3777 to be used along with -shared, and document the subtle failure that
3778 may occur otherwise.
3780 2000-10-16 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3782 * pa.md (return_internal): Move `use' after `return'.
3784 2000-10-16 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
3786 * machmode.def: Correct comment.
3788 2000-10-16 Rodney Brown <RodneyBrown@mynd.com>
3790 * print-rtl.c (print_rtx_head): Constify.
3791 * rtl.h (print_rtx_head): Similarly.
3793 * config/pa/pa/pa-protos.h (output_64bit_and, output_64bit_ior):
3794 Constify char * return value.
3796 (output_64bit_and, output_64bit_ior): Constify char * return value.
3797 (pa_can_combine_p): Make static.
3798 (function_arg): Decorate unused `named' argument. Fix comment typo.
3799 (function_arg_partial_nregs): Decorate unused `named' argument.
3801 2000-10-16 Joseph S. Myers <jsm28@cam.ac.uk>
3803 * c-common.c (format_check_results): New structure.
3804 (finish_dollar_format_checking): Adjust to take a
3805 format_check_results * parameter.
3806 (check_format_info, check_format_info_recurse,
3807 check_format_info_main): Split check_format_info into three
3808 functions, the main checking going in check_format_info_main.
3809 Recurse when any reduction of the format string argument towards a
3810 string literal is done; go down both branches of a conditional
3811 expression. Don't warn for extra format arguments or empty format
3812 strings if they only occur in some branches of a conditional
3815 2000-10-16 Kazu Hirata <kazu@hxi.com>
3817 * config/h8300/h8300.c: Remove obstack. Include ggc.h.
3819 2000-10-16 Jakub Jelinek <jakub@redhat.com>
3821 * rtlanal.c (may_trap_p): Check operand modes of COMPARE.
3823 2000-10-15 Diego Novillo <dnovillo@cygnus.com>
3825 * i386.md (*movsi_or): Switch operand order for intel syntax.
3827 2000-10-14 Joseph S. Myers <jsm28@cam.ac.uk>
3831 * gcc.texi (Contributing): Update.
3833 2000-10-13 Diego Novillo <dnovillo@cygnus.com>
3835 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Output final jump using
3836 appropriate assembler dialect.
3838 2000-10-13 Alexandre Oliva <aoliva@redhat.com>
3840 * c-common.c (c_expand_builtin): PARAMS-ize prototype.
3842 2000-10-12 Marek Michalkiewicz <marekm@linux.org.pl>
3844 * config/avr/avr.c (output_movhi, output_movsisf): Fix loading
3845 constants 1 and 2 to NO_LD_REGS.
3847 2000-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3849 * Makefile.in (c-parse.c, tradcif.c): Create atomically.
3851 * objc/Make-lang.in (objc-parse.c): Likewise.
3853 2000-10-13 Richard Earnshaw <rearnsha@arm.com>
3855 * arm.c: Include obstack.h
3856 (minipool_obstack, minipool_startobj): Define.
3857 (arm_add_gc_roots): Initialize them.
3858 (create_fix_barrier): Use our new obstack.
3859 (push_minipool_barrier, push_minipool_fix): Likewise.
3860 (arm_reorg): Release obstack memory.
3862 2000-10-13 Jakub Jelinek <jakub@redhat.com>
3864 * config/sparc/sparc.md (nonlocal_goto_receiver): Remove.
3865 (prologue, exception_receiver, builtin_setjmp_receiver): New
3867 * config/sparc/sparc.h (FINALIZE_PIC): Remove.
3868 * config/sparc/sparc-protos.h (finalize_pic): Remove.
3869 (load_pic_register): New prototype.
3870 * config/sparc/sparc.c (pic_setup_code): Remove.
3871 (finalize_pic): Rename to...
3872 (load_pic_register): ...this function.
3873 Don't look for nonlocal_goto_receivers and emit pic setup code
3874 directly. Don't check current_function_uses_pic_offset_table.
3876 2000-10-13 Richard Earnshaw <rearnsha@arm.com>
3878 * tree.h (struct obstack): Declare.
3880 2000-10-12 Mark Mitchell <mark@codesourcery.com>
3883 * Makefile.in (ggc-callbacks.o): Remove target.
3884 (flow.o): Depend on GGC_H.
3885 * alias.c (init_alias_analysis):
3886 Remove ggc_p conditionals.
3887 (end_alias_analysis): Likewise.
3888 * basic-block.h (init_flow): New function.
3889 (allocate_reg_life_data): Declare.
3890 * bb-reorder.c (function_obstack): Replace with ...
3891 (flow_obstack): ... new variable.
3892 (fixup_reorder_chain): Use it.
3893 * c-decl.c (ggc_p): Remove.
3894 (caller-save.c): Don't call oballoc/obfree.
3896 undobuf): Remove storage.
3897 (try_combine): Don't call oballoc.
3898 (undo_all): Don't call obfree.
3899 * cse.c (insert): Use xmalloc, not
3901 (cse_main): Adjust accordingly.
3902 * dwarf2out.c (save_rtx): Remove
3904 (dwarf2out_init): Remove ggc_p conditionals.
3905 * emit-rtl.c (rtl_obstack): Remove.
3906 (gen_rtx_CONST_INT): Remove ggc_p conditionals.
3907 (make_insn_raw): Likewise.
3908 (emit_insn_before): Likewise.
3909 (emit_insn_after): Likewise.
3910 (emit_insn): Likewise.
3911 (gen_sequence): Likewise.
3912 (copy_insn_1): Remove handling of `b' RTL components.
3913 (init_emit_once): Remove ggc_p conditionals.
3914 * except.c (create_rethrow_ref): Don't fool with obstacks.
3915 (add_partial_entry): Likewise.
3916 (call_get_eh_context): Likewise.
3917 (begin_protect_partials): Likewise.
3918 (protect_with_terminate): Likewise.
3920 (plus_constant_wide): Likewise.
3921 * expr.c (init_expr_once):
3923 (emit_block_move): Likewise.
3924 (clear_storage): Likewise.
3925 (expand_expr): Likewise.
3926 * flow.c (function_obstack): Remove.
3927 (flow_obstack): New variable.
3928 (flow_firstobj): Likewise.
3929 (create_base_block): Use the flow_obstack.
3930 (split_block): Likewise.
3931 (split_edge): Likewise.
3932 (calculate_global_regs_live): Likewise.
3933 (allocate_bb_life_data): Make it static. Likewiwse.
3934 (init_flow): New function.
3935 (size_int_type_wide): Remove ggc_p conditionals.
3937 (push_function_context_to): Don't call save_tree_status.
3938 (pop_function_context_from): Or restore_tree_status.
3939 (assign_stack_local_1): Don't call push_obstacks.
3940 (find_fixup_replacement): Use xmalloc.
3941 (fixup_var_refs_insns): Free the storage.
3942 (insns_for_mem_walk): Don't mess with obstacks.
3943 (instantiate_decls): Likewise.
3944 (trampoline_address): Likewise.
3945 (expand_function_end): Likewise.
3946 * function.h (sturct function):
3947 Remove obstack-related variables.
3948 (save_tree_status): Don't declare.
3949 (restore_tree_status): Likewise.
3950 * gcse.c (compute_can_copy):
3951 Don't call oballoc/obfree.
3952 * genattrtab.c (operate_exp): Remove
3954 (simplify_cond): Likewise.
3955 (simplify_test_exp): Don't mess with obstacks.
3956 (optimize_attrs): Likewise.
3957 * gengenrtl.c (gendef): Don't include
3959 * ggc-callbacks.c (ggc_p): Remove.
3960 * ggc-none.c (ggc_p): Remove.
3961 * ggc.h (ggc_p): Don't declare.
3962 * integrate.c (save_for_inline): Don't mess with obstacks.
3963 (integrate_decl_tree): Likewise.
3964 (output_inline_function): Likewise.
3966 (init_EXPR_INSN_LIST_cache): Likewise.
3967 * loop.c (temp_obstack):
3969 (rtl_obstack): Likewise.
3970 (init_loop): Don't mess with obstacks.
3971 (reg_address_cost): Free BIVs and GIVs.
3972 (check_insns_for_bivs): Use xmalloc, not oballoc.
3973 (find_mem_givs): Likewise.
3974 (record_biv): Likewise.
3975 (general_induction_var): Likewise.
3976 (product_cheap_p): Likewse.
3977 * optabs.c (init_one_libfunc): Remove
3979 * print-tree.c (debug_tree): Don't use
3981 (print_node): Likewise.
3982 * profile.c (output_func_start_profiler):
3983 Remove call to temporary_allocation.
3985 (eliminate_regs_in_insn): Don't mess with obstacks.
3987 (mark_target_live_regs): Use xmalloc.
3988 (free_resource_info): Free the memory.
3989 * rtl.c (rtl_obstack):
3991 (rtvec_alloc): Don't mess with obstacks.
3992 (rtx_alloc): Likewise.
3994 (copy_rtx): Don't handle `b' cases.
3995 (read_rtx): Use a local rtl_obstack.
3996 * rtl.h (oballoc): Remove.
3998 (pop_obstacks): Likewise.
3999 (push_obstacks): Likewise.
4000 (allocate_bb_life_data): Likewise.
4001 (allocate_reg_life_data): Likewise.
4002 (rtx_free): Likewise.
4003 * sdbout.c (sdbout_queue_anonymous_type):
4004 Use tree_cons, not saveable_tree_cons.
4006 (cselib_init): Don't mess with obstacks.
4008 (mark_block_nesting): Mark the label_chain.
4009 (epxand_label): Use ggc_alloc, not oballoc.
4010 (clear_last_expr): Don't mess with obstacks.
4011 (expand_decl_cleanup): Likewise.
4012 (expand_dcc_cleanup): Likewise.
4013 (expand_dhc_cleanup): Likewise.
4014 (expand_anon_union_decl): Likewise.
4015 (add_case_node): Use xmalloc, not oballoc.
4016 (free_case_nodes): New function.
4017 (expand_end_case): Call it.
4018 * stor-layout.c (layout_type): Don't
4020 (layout_type): Likewise.
4021 * toplev.c (wrapup_global_declarations):
4023 (compile_file): Remove ggc_p conditionals.
4024 (rest_of_compilation): Call init_flow. Remove ggc_p conditionals.
4025 (decode_f_option): Remove ggc_p conditionals.
4027 (function_maybepermanent_obstack): Remove.
4028 (maybepermanent_obstack): Likewise.
4029 (function_obstack): Likewise.
4030 (tmeporary_obstack): Likewise.
4031 (momentary_obstack): Likewise.
4032 (temp_decl_obstack): Likewise.
4033 (saveable_obstack): Likewise.
4034 (rtl_obstack): Likewise.
4035 (current_obstack): Likewise.
4036 (expression_obstack): Likewise.
4037 (struct obstack_stack): Likewise.
4038 (obstack_stack): Likewise.
4039 (obstack_stack_obstack): Likewise.
4040 (maybepermanent_firstobj): Likewise.
4041 (temporary_firstobj): Likewise.
4042 (momentary_firstobj): Likewise.
4043 (temp_decl_firstobj): Likewise.
4044 (momentary_function_firstobj): Likewise.
4045 (all_types_permanent): Likewise.
4046 (struct momentary_level): Likewise.
4047 (momentary_stack): Likewise.
4048 (init_obstacks): Remove initialization of removed obstacks.
4049 (save_tree_status): Remove.
4050 (restore_tree_status): Likewise.
4051 (temporary_allocation): Liekwise.
4052 (end_temporary_allocation): Liekwise.
4053 (resume_temporary_allocation): Likewise.
4054 (saveable_allocation): Likewise.
4055 (push_obstacks): Likewise.
4056 (push_obstacks_nochange): Likewise.
4057 (pop_obstacks): Likewise.
4058 (allocation_temporary_p): Likewise.
4059 (permanent_allocation): Likewise.
4060 (preserve_data): Likewise.
4061 (preserve_initializer): Likewise.
4062 (rtl_in_current_obstack): Likewise.
4063 (rtl_in_saveable_obstack): Likewise.
4064 (oballoc): Likewise.
4066 (savealloc): Likewise.
4067 (expralloc): Likewise.
4068 (print_obstack_name): Likewise.
4069 (debug_obstack): Likewise.
4070 (object_permanent_p): Likewise.
4071 (push_momentary): Likewise.
4072 (perserve_momentary): Likewise.
4073 (clear_momentary): Likewise.
4074 (pop_momentary): Likewise.
4075 (pop_momentary_nofree): Likewise.
4076 (suspend_momentary): Likewise.
4077 (resume_momentary): Likewise.
4078 (make_node): Don't set TREE_PERMANENT.
4079 (copy_node): Remove ggc_p conditionals. Don't set TYPE_OBSTACK.
4080 Don't set TREE_PERMANENT.
4081 (get_identifier): Remove ggc_p conditionals.
4082 (build_string): Likewise.
4083 (make_tree_vec): Likewise.
4084 (build_decl_list): Remove.
4085 (build_expr_list): Likewise.
4086 (tree_cons): Remove ggc_p conditionals.
4087 (decl_tree_cons): Remove.
4088 (expr_tree_cons): Likewise.
4089 (perm_tree_cons): Likewise.
4090 (temp_tree_cons): Likewise.
4091 (saveable_tree_cons): Likewise.
4092 (build1): Remove ggc_p conditionals.
4093 (build_parse_node): Likewise.
4094 (build_type_attribute_variant): Don't mess with obstacks.
4095 (build_type_copy): Likewise.
4096 (type_hash_canon): Likewise.
4097 (build_pointer_type): Likewise.
4098 (build_reference_type): Likewise.
4099 (build_index_type): Likewise.
4100 (build_range_type): Likewise.
4101 (dump_tree_statistics): Don't print obstack information.
4103 (struct tree_common): Remove permanent_flag.
4104 (TREE_PERMANENT): Remove.
4105 (TREE_SET_PERMANENT): Likewise.
4106 (TYPE_OBSTACK): Likewise.
4107 (struct tree_type): Remove obstack.
4109 (savealloc): Likewise.
4110 (build_decl_list): Likewise.
4111 (build_expr_list): Likewise.
4112 (perm_tree_cons): Likewise.
4113 (temp_tree_cons): Likewise.
4114 (saveable_tree_cons): Likewise.
4115 (decl_tree_cons): Likewise.
4116 (expr_tree_cons): Likewise.
4117 (suspend_momentary): Likewise.
4118 (allocation_temporary_p): Likewise.
4119 (resume_momentary): Likewise.
4120 (push_obstacks_nochange): Likewise.
4121 (permanent_allocation): Likewise.
4122 (push_momentary): Likewise.
4123 (clear_momentary): Likewise.
4124 (pop_momentary): Likewise.
4125 (end_temporary_allocation): Likewise.
4126 (pop_obstacks): Likewise.
4127 (push_obstacks): Likewise.
4128 (pop_momentary_nofree): LIkewise.
4129 (preserve_momentary): Likewise.
4130 (saveable_allocation): Likewise.
4131 (temporary_allocation): Likewise.
4132 (resume_temporary_allocation): Likewise.
4133 (perserve_initializer): Likewise.
4134 (debug_obstack): Likewise.
4135 (rtl_in_current_obstack): Likewise.
4136 (rtl_in_saveable_obstack): Likewise.
4138 * varasm.c (current_obstack): Remove.
4139 (saveable_obstack): Remove.
4140 (rtl_obstack): Remove.
4141 (immed_double_const): Don't mess with obstacks.
4142 (immed_real_cons): Likewise.
4143 (output_constant_def): Likewise.
4144 (init_varasm_status): Use xcalloc.
4145 (mark_pool_constant): Mark the pool constant itself.
4146 (free_varasm_status): Free memory.
4147 (decode_rtx_const): Call bzero directly, rather than expanding it
4149 (record_rtx_const): Don't mess with obstacks.
4150 (force_const_mem): Likewise.
4151 * config/arm/arm.c (arm_encode_call_attribute): Remove ggc_p
4153 (aof_pic_entry): Likewise.
4154 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
4155 * config/m32r/m32r.c (m32r_encode_section_info): Likewise.
4156 * config/pa/pa.c (saveable_obstack): Remove.
4157 (rtl_obstack): Likewise.
4158 (current_obstack): Likewise.
4159 (output_call): Don't mess with obstacks.
4160 (hppa_encode_label): Remove ggc_p conditionals.
4161 * config/romp/romp.c (get_symref): Don't mess with obstacks.
4162 * config/rs6000/rs6000.c (output_toc): Remove ggc_p conditional.
4163 (rs6000_encode_section_info): Likewise.
4164 * config/sh/sh.c (get_fpscr_rtx): Likewise.
4166 Thu Oct 12 16:02:31 MET DST 2000 Jan Hubicka <jh@suse.cz>
4168 * i386.md (adddi3, subdi3 splitters): Update for new pattern.
4169 (addsi3_cc, addqi3_cc, subsi3_cc): Remove
4170 (addsi3_carry): Canonicalize.
4171 (addqi_5): Remove '*'.
4172 (sbb pattern): Canonicalize.
4174 * i386.md (cmp to inc/add peep2): New.
4176 2000-10-12 Richard Earnshaw <rearnsha@arm.com>
4178 * bb-reorder.c (reorder_basic_blocks): Allocate an aux block for
4181 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
4183 * gcc.texi: Merge in contents of README.TRAD and TESTS.FLUNK.
4184 * README.TRAD, TESTS.FLUNK: Remove.
4186 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
4188 * c-common.c (decl_attributes): Don't allow strftime formats with
4189 first_arg_num nonzero.
4190 (check_format_info): Set wanted_type and wanted_type_name to zero
4191 before they are possibly assigned and used.
4193 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
4195 * c-common.c (scanf_flag_specs): Add flags ' and I.
4196 (strftime_flag_pairs): Disallow any pair of the _, - and 0 flags,
4197 or the ^ and # flags together.
4198 (scan_char_table): Handle the ' and I flags.
4199 (format_types): Add ' and I flags for scanf.
4201 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
4203 * c-common.c (print_char_table): Use the unpromoted type for
4204 lengths "h" and "hh" with conversions dioxXu.
4205 (check_format_types): Apply the default argument promotions where
4206 the wanted type is not a pointer target.
4208 2000-10-11 Michael Meeks <mmeeks@gnu.org>
4209 Joseph S. Myers <jsm28@cam.ac.uk>
4211 * c-typeck.c (check_modify_expr): New function.
4212 (build_modify_expr): Call it if warn_sequence_point.
4213 * c-decl.c (warn_sequence_point): New variable.
4214 (c_decode_option): Handle -Wsequence-point and
4215 -Wno-sequence-point. Enable -Wsequence-point as part of -Wall.
4216 * c-tree.h (warn_sequence_point): Declare.
4217 * invoke.texi (-Wsequence-point): Document.
4218 * toplev.c (documented_lang_options): Add -Wsequence-point and
4219 -Wno-sequence-point.
4220 Original work by Michael Meeks, 16 Jun 1998.
4222 Wed Oct 11 06:15:41 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4224 * tree.c (get_narrower): Don't look at precision of field if
4227 Tue Oct 10 23:14:33 2000 Denis Chertykov <denisc@overta.ru>
4229 * config/avr/avr.c (valid_machine_decl_attribute): Allow `extern'
4230 declaration for data with "progmem" attribute.
4232 2000-10-09 Marek Michalkiewicz <marekm@linux.org.pl>
4234 * config/avr/avr.c (out_shift_with_cnt): Use AS2 macro.
4235 Correct insn length if shift count is a memory operand.
4236 * config/avr/avr.md: New define_peephole2 to use *reload_inqi.
4237 (*iorhi3_clobber): Change lo8 to hi8.
4238 (zero_extendhisi2): Change %B0 to %A1.
4239 (ashlhi3, ashrhi3): Correct insn length.
4240 (andhi3, abssf2, extendqisi2, extendhisi2): Change "cc"
4241 from "clobber" to "set_n" in some alternatives.
4243 2000-10-10 Jakub Jelinek <jakub@redhat.com>
4245 * reload1.c (calculate_needs_all_insns): If deleting an instruction,
4246 remove its insn_chain structure as well.
4248 2000-10-09 J. David Anglin <dave@hiauly1.hia.nrc.ca>
4250 * dbxout.c (dbxout_source_line): Remove extra tab.
4252 2000-10-09 Hans-Peter Nilsson <hp@bitrange.com>
4254 * config/elfos.h (UNIQUE_SECTION): Apply STRIP_NAME_ENCODING on name.
4256 2000-10-09 Richard Henderson <rth@cygnus.com>
4258 * Makefile.in (LANG_LIB2FUNCS): Remove.
4259 (LIB2FUNCS): Remove _pure.
4260 (LIB2ADD): Remove LANG_LIB2FUNCS.
4261 (stage_a): Don't set LANG_LIB2FUNCS.
4262 * libgcc2.c (__terminate): Mark noreturn.
4263 (__pure_virtual): Remove.
4264 * mklibgcc.in: Remove LIB2ADD .txt processing.
4266 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
4268 * arm.md (push_multi): Revert unintended change.
4270 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
4272 * arm.c: Miscellaneous white space and comment clean-ups. No
4276 2000-10-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4278 * c-common.c (c_expand_builtin_printf): Set the TREE_TYPE of a new
4279 STRING_CST by calling combine_strings.
4281 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
4283 * arm.c (thumb_expand_movstrqi): Rewrite to support SSA form.
4284 (thumb_output_move_mem_multiple): Support new insn format.
4285 * arm.md (movmem12b): Use SSA compatible format.
4286 (movmem8b): Likewise.
4288 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
4290 * arm.md (predicable): New attribute, default to "no".
4291 (all patterns): Mark as predicable if appropriate.
4292 (conditional execution splits): Split using predication format.
4293 (define_cond_exec): Define.
4294 * arm.c (arm_print_operand): handle insn predicate.
4296 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4298 * README.NS32K: Remove file.
4300 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4302 * README-bugs: Remove file.
4304 2000-10-08 Philipp Thomas <pthomas@suse.de>
4305 * aclocal.m4 (AM_GNU_GETTEXT): Fix non portable use of == operator
4307 * configure: Rebuilt.
4309 2000-10-08 Philipp Thomas <pthomas@suse.de>
4310 * aclocal.m4 (AM_WITH_NLS): When not using included gettext,
4311 disable catalog building if no suitable program was found.
4312 Move warning message from here
4313 (AM_GNU_GETTEXT): To here.
4314 * configure: Rebuilt.
4316 2000-10-08 Philipp Thomas <pthomas@suse.de>
4317 * aclocal.m4 (GCC_PATH_PROG): New. Like AC_PATH_PROG but uses
4318 different cache variables.
4319 (GCC_PATH_PROG_WITH_TEST): New. Like AM_PATH_PROG_WITH_TEST but
4320 uses different cache variables.
4321 (AM_WITH_NLS): Use GCC_PATH_PROG and GCC_PATH_PROG_WITH_TEST.
4322 * configure: Regenerated.
4324 2000-10-08 Richard Henderson <rth@cygnus.com>
4326 * Makefile.in (libgcc.mk): Pass SHLIB_EXT, not SHLIB_LIBS.
4327 * configure.in (sparc*-*-solaris*): Use t-slibgcc{,-sld}.
4328 * mklibgcc.in: Consider SHLIB_LINK the entire shlib build command.
4331 * config/t-linux (SHLIB_EXT): New.
4332 (SHLIB_LINK): Use the entire build command, with substitutions.
4333 (SHLIB_LIBS): Remove.
4334 * config/alpha/t-osf4: Likewise.
4335 * config/mips/t-iris6: Likewise.
4336 * config/sparc/t-sol2: Likewise, but move shlib stuff...
4337 * config/sparc/t-slibgcc-sld: ...here.
4338 * config/sparc/t-slibgcc: New file.
4340 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
4342 * tm.texi (INTMAX_TYPE, UINTMAX_TYPE): Define.
4343 * c-common.h (enum c_tree_index): Add CTI_INTMAX_TYPE and
4345 (intmax_type_node, uintmax_type_node): Define.
4346 * c-common.c (decl_attributes): If pedantic, warn if `mode'
4347 attributes create a type wider than intmax_t.
4348 (T_IM, T_UIM): Define properly.
4349 * c-decl.c (INTMAX_TYPE, UINTMAX_TYPE): Define if not already
4351 (init_decl_processing): Initialize intmax_type_node and
4353 * c-lex.c (lex_number): When pedantic and warning for integer
4354 constants that are too large, in C99 mode warn for those that have
4355 a type wider than long long.
4357 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
4359 * c-common.c (FMT_FLAG_ARG_CONVERT, FMT_FLAG_SCANF_A_KLUDGE,
4360 FMT_FLAG_FANCY_PERCENT_OK): Define.
4361 (format_char_info): Add flag "4" to comment.
4362 (format_flag_spec, format_flag_pair): New structures.
4363 (format_kind_info): Add additional fields to control format
4365 (printf_flag_specs, printf_flag_pairs, scanf_flag_specs,
4366 scanf_flag_pairs, strftime_flag_specs, strftime_flag_pairs): New
4368 (time_char_table): Use "4" flag to handle %Ey.
4369 (format_types): Add entries for new fields.
4370 (get_flag_spec): New function.
4371 (check_format_info): Increase size of flag_chars[] to 256.
4372 Control format checking using the new fields of a format_kind_info
4373 and the new tables; remove all conditionals on printf_format_type,
4374 scanf_format_type or strftime_format_type. Handle all details of
4375 bad combinations of flags (including width, precision and strftime
4376 modifiers) through data rather than ad hoc code. Handle all
4377 details of standard versions in which flags appeared through
4378 data. Use the "4" flag.
4380 2000-10-07 Will Cohen <wcohen@redhat.com>, Kazu Hirata <kazu@hxi.com>
4382 * config/h8300/h8300.md: Remove the memory alternative and correct
4383 the insn lengths in the templates for sign extention and zero
4386 2000-10-07 Richard Henderson <rth@cygnus.com>
4388 * calls.c (expand_call): Disallow sibcalls to noreturn functions.
4389 * flow.c (make_edges): Revert last change.
4391 * config/alpha/alpha.h (FUNCTION_OK_FOR_SIBCALL): Don't test
4393 * config/pa/pa.h (FUNCTION_OK_FOR_SIBCALL): Likewise.
4395 2000-10-06 David O'Brien <obrien@dragon.nuxi.com>
4397 * config/alpha/elf.h: Standardize the formatting.
4399 2000-10-06 David O'Brien <obrien@FreeBSD.org>
4401 * config/alpha/elf.h: Protect the ASM_OUTPUT_IDENT definition with an
4404 2000-10-06 Richard Henderson <rth@cygnus.com>
4406 * function.c (diddle_return_value): Examine
4407 current_function_return_rtx instead of the DECL_RESULT.
4408 (expand_function_end): Handle reloading DECL_RESULT from memory
4409 into a hard register. Query promote_mode for sign of mismatched
4412 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
4414 * haifa-sched.c (schedule_insns): Fix typo in freeing
4415 forward_dependency_cache.
4417 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
4419 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): Add
4420 `TARGET_SH2' as a condition.
4422 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
4424 * haifa-sched.c (anti_dependency_cache, output_dependency_cache,
4425 forward_dependency_cache): New variables.
4426 (add_dependence, remove_dependence): Use anti_dependency_cache and
4427 output_dependency_cache.
4428 (compute_block_forward_dependences): Use forward_dependency_cache.
4429 (schedule_insns): Allocate and free memory for anti/output/forward
4430 dependencies caches.
4432 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
4434 * config/sh/sh.md (call, call_value): Use `TARGET_SH2' instead of
4435 `! TARGET_SH1'. Reindent.
4437 2000-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4439 * builtins.c (is_valid_printf_arglist, expand_builtin_printf):
4440 Move functions from here ...
4442 * c-common.c (is_valid_printf_arglist, c_expand_builtin_printf):
4444 (c_expand_builtin): New function.
4445 (init_function_format_info): Don't set `check_function_format_ptr'.
4446 (c_common_nodes_and_builtins): Set built_in_class type for
4447 printf/__builtin_printf to BUILT_IN_FRONTEND.
4448 (c_expand_expr): Handle CALL_EXPRs that are front-end builtins.
4450 * c-common.h (build_function_call): Declare.
4452 * expr.c (expand_expr): Pass builtins with class BUILT_IN_FRONTEND
4453 to `lang_expand_expr' rather than `expand_builtin'.
4455 * tree.c (check_function_format_ptr): Delete.
4457 * tree.h (check_function_format_ptr): Likewise.
4459 2000-10-06 Hans-Peter Nilsson <hp@bitrange.com>
4461 * dwarf2out.c (build_cfa_loc): Correct to use DW_OP_regx or
4462 DW_OP_bregx when cfa->reg > 31.
4464 * frame-dwarf2.c (decode_stack_op) [case DW_OP_regx]: Add missing
4467 2000-10-05 Richard Henderson <rth@cygnus.com>
4469 * c-decl.c (warn_missing_noreturn): Remove.
4470 (c_expand_body): Don't set or check can_reach_end.
4471 * c-tree.h (warn_missing_noreturn): Move ...
4472 * flags.h: ... here.
4473 (can_reach_end): Remove.
4474 * flow.c (check_function_return_warnings): New.
4475 (make_edges): No edge to exit for noreturn sibcalls.
4476 * function.c (expand_function_end): Save the return value
4477 clobber instruction.
4478 (mark_function_status): Mark it.
4479 * function.h (struct function): Add x_clobber_return_insn.
4480 * jump.c (can_reach_end): Remove.
4481 (calculate_can_reach_end): Remove.
4482 (jump_optimize_1): Don't call it.
4483 * output.h (check_function_return_warnings): Declare.
4484 * toplev.c (warn_missing_noreturn): Move from c-decl.c
4485 (rest_of_compilation): Call check_function_return_warnings.
4487 2000-10-05 Richard Henderson <rth@cygnus.com>
4489 * Makefile.in (NM_FOR_TARGET): New.
4490 (libgcc.mk): Pass SHLIB_MKMAP, SHLIB_MAPFILES.
4491 (libgcc.a, stmp-multilib): Pass NM_FOR_TARGET.
4492 * mklibgcc.in: If SHLIB_MKMAP, build libgcc.map. Depend the
4493 shared library build on that and EXTRA_MULTILIB_PARTS.
4494 * mkmap-flat.awk: New file.
4495 * mkmap-symver.awk: New file.
4496 * libgcc-std.ver: New file.
4497 * config/libgcc-glibc.ver: New file.
4498 * config/ia64/libgcc-ia64.ver: New file.
4499 * config/t-linux (SHLIB_MKMAP, SHLIB_MAPFILES): New.
4500 (SHLIB_LINK): Add --version-script.
4501 * config/ia64/t-ia64 (SHLIB_MAPFILES): Add libgcc-ia64.ver.
4502 * config/mips/t-iris6 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
4503 * config/sparc/t-sol2 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
4504 (SHLIB_LINK): Add -M.
4506 2000-10-05 Richard Henderson <rth@cygnus.com>
4508 * Makefile.in (LIB2FUNCS): Add _clz.
4509 * libgcc2.c (__ffsdi2): Use count_trailing_zeros.
4510 (__clz_tab): Put in its own unit, non-static.
4511 * libgcc2.h: Always include longlong.h.
4513 * longlong.h [alpha] (count_leading_zeros): Use cmpbge with
4514 a zero instead of -1.
4515 (count_trailing_zeros): Likewise.
4517 2000-10-05 Richard Henderson <rth@cygnus.com>
4519 * config/alpha/alpha.c (alpha_emit_setcc): Don't swap GT tests
4520 when second op1 is const0_rtx. Validate op0 as a register.
4521 * config/alpha/alpha.md (setcc_internal): Don't allow constants
4522 in the first argument of the compare.
4523 (setcc_swapped_internal): Likewise.
4524 (setne_internal): Likewise.
4526 2000-10-05 Geoff Keating <geoffk@cygnus.com>
4528 * tree.c (tree_size): New function split out of copy_node.
4529 (make_node): Remove obstack handling. Use tree_size.
4530 (copy_node): Use tree_size.
4531 * tree.h: Prototype tree_size.
4533 2000-10-05 Richard Henderson <rth@cygnus.com>
4535 * diagnostic.c (output_format): Add missing break.
4537 2000-10-05 Jim Wilson <wilson@cygnus.com>
4539 * function.c (fixup_var_refs_1, case SET): When gen_move_insn returns a
4540 SEQUENCE, call emit_insn_before, copy PATTERN and REG_NOTES of last
4541 sequence insn to INSN, and delete last sequence insn.
4543 2000-10-05 Phil Edwards <pme@gcc.gnu.org>
4545 * gcc.c (main): Include generated configargs.h header
4546 and use arguments in '-v' output.
4548 Thu Oct 5 16:16:57 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4550 * gcc.c: Move data on prefixes forward in file and reorganize.
4551 (md_exec_prefix, md_startfile_prefix, md_startfile_prefix_1):
4552 Always define, but make null if no value.
4553 (static_specs): Add "md_exec_prefix", "md_startfile_prefix",
4554 and "md_startfile_prefix_1".
4555 (main): Check whether md_exec_prefix and the others are the
4556 null string rather than whether the macro is defined.
4558 Thu Oct 5 19:04:18 2000 J"orn Rennecke <amylaar@redhat.co.uk>
4560 * (convert_move): Use zero_extendpsisi2 to do an unsigned extension
4561 from PSImode to SImode.
4563 2000-10-05 Jakub Jelinek <jakub@redhat.com>
4565 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETICS]: Fix conversion
4566 from float to integral mode with HOST_BITS_PER_WIDE_INT 64.
4567 * dwarf2out.c (add_const_value_attribute): Divide by 4, not
4570 Thu Oct 5 09:31:31 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4572 * fold-const.c (fold, case MINUS_EXPR, case EQ_EXPR): Perform
4573 negation in proper type.a
4575 2000-10-04 Richard Henderson <rth@cygnus.com>
4577 * configure.in (enable-shared): New.
4578 * Makefile.in (LIBGCC_DEPS): Depend on EXTRA_PARTS as well.
4579 (libgcc.mk): Pass SHLIB_LINK, SHLIB_LIBS, SHLIB_MULTILIB to mklibgcc.
4580 * mklibgcc.in: Use them to link shared a libgcc.
4581 * config/t-linux (SHLIB_LINK, SHLIB_LIBS): New.
4582 * config/alpha/t-ieee (SHLIB_MULTILIB): New.
4583 * config/mips/t-iris6 (SHLIB_LINK, SHLIB_LIBS): New.
4584 * config/sparc/t-sol2 (SHLIB_LINK, SHLIB_LIBS): New.
4586 * configure.in (alpha-osf*): Use t-osf and x-osf.
4587 * config/alpha/t-osf: New file.
4588 * config/alpha/t-osf4: New file.
4589 * config/alpha/x-osf: New file.
4590 * config/alpha/x-alpha: Remove file.
4592 2000-10-04 Will Cohen <wcohen@redhat.com>
4594 * c-typeck.c (process_init_element): Added warning for zero-length
4597 * extend.texi (Zero Length): State that static initializers for
4598 zero-length arrays are not allowed.
4600 Mon Oct 2 14:50:14 MET DST 2000 Jan Hubicka <jh@suse.cz>
4602 * rtlanal.c (single_set_1): Do not require USE and CLOBBERs
4605 2000-10-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4607 * config/float-c4x.h: New.
4608 * configure.in (c4x-*): Set float_format to c4x.
4609 * configure: Regenerate.
4611 2000-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4613 * configure.in (sparc-*-solaris2*): Disable 32-to-64 cross
4614 compilation for solaris versions 2.7 and greater.
4616 2000-10-02 Marc Espie <espie@openbsd.org>
4618 * config/alpha.h (WORD_SWITCH_TAKES_ARG): add -rpath to default,
4619 instead of redefining from scratch.
4621 2000-10-02 David O'Brien <obrien@dragon.nuxi.com>
4623 * config/i386/freebsd.h (NO_PROFILE_COUNTERS): Define.
4625 2000-10-01 Mark Mitchell <mark@codesourcery.com>
4627 * config/ns32k/genix.h: Remove.
4628 * config/ns32k/x-genix: Likewise.
4629 * config/ns32k/xm-genix.h: Likewise.
4630 * config/fx80: Remove all filee in directory.
4631 * config/pyr: Likewise.
4632 * config/tahoe: Likewise.
4633 * config/gmicro: Likewise.
4634 * config/spur: Likewise.
4635 * configure.in: Remove configury bits for above targets.
4636 * configure: Regenerated.
4638 * configure.in: Don't configure chill by default.
4639 * configure: Regenerated.
4641 * c-decl.c (c_expand_body): Don't generate RTL if flag_syntax_only.
4642 (lang_mark_false_label_stack): Remove.
4643 * c-lex.c (init_c_lex): Add file_info_tree as GC root. Allocate
4644 <top level> string in GC area.
4645 (mark_splay_tree_node): New function.
4646 (mark_splay_tree): Likewise.
4647 * except.c (mark_eh_status): Only call lang_mark_false_label_stack
4649 * ggc-callbacks.c (lang_mark_false_label_stack): Remove.
4650 * ggc-common.c (lang_mark_false_label_stack): Change type.
4651 * ggc.h (ggc_alloc_string): Add comment.
4652 (ggc_strdup): New function.
4654 Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru>
4656 * config/avr/avr.h (BRANCH_COST): Define as 0.
4658 * config/pdp11/pdp11.c: #include "tree.h" added.
4660 2000-09-30 Marek Michalkiewicz <marekm@linux.org.pl>
4662 * config/avr/avr.c (ashlhi3_out, ashlsi3_out, ashrhi3_out,
4663 ashrsi3_out, lshrhi3_out, lshrsi3_out): Optimize more cases
4664 with known shift count.
4665 * config/avr/avr.md (ashlsi3, ashrsi3, lshrsi3):
4666 New alternative for shift count 2 with no scratch register.
4667 (ashlhi3, ashlsi3): Change "cc" attribute from "clobber" to
4668 "set_n" for shift counts 1 and 2.
4670 2000-09-30 Geoff Keating <geoffk@cygnus.com>
4672 * config/rs6000/rs6000.md (movsi_to_cr): Remove the USE. Calculate
4673 the mask value from the individual SET operations.
4674 (return_internal_si): Move the USE after the RETURN.
4675 (return_internal_di): Likewise.
4676 (return_and_restore_fpregs_si): Likewise.
4677 (return_and_restore_fpregs_di): Likewise.
4678 (return_eh_si): Likewise.
4679 (return_eh_di): Likewise.
4680 * config/rs6000/rs6000.c (mtcrf_operation): Don't look for,
4682 (rs6000_emit_prologue): Don't emit the USE for movsi_to_cr.
4683 Don't generate a PARALLEL around a single operation movsi_to_cr.
4684 Generate the RETURN first in any PARALLELs.
4686 * rtlanal.c (single_set_1): Use fatal_insn to display the
4687 invalid insn. Check for more cases when a USE or CLOBBER occurs
4689 * Makefile.in: Update dependencies for rtlanal.o.
4691 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
4693 * i386.c: Move include of "config.h" to before that of <setjmp.h>.
4695 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
4697 * c-tree.texi, contrib.texi, gcc.texi, install.texi, invoke.texi:
4698 Consistently use @email for formatting email addresses.
4700 2000-09-29 Richard Henderson <rth@cygnus.com>
4702 * cse.c (notreg_cost): New argument outer.
4703 (COST): Pass in SET to notreg_cost
4705 (fold_rtx): Use COST_IN. Prefer constants when costs
4708 2000-09-29 David Edelsohn <edelsohn@gnu.org>
4710 * fixinc/inclhack.def (broken_cabs): Generalize regex.
4711 * fixinc/fixincl.x: Regenerate.
4713 2000-09-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4715 * loop.c (check_final_value): A GIV is not replaceable if used
4718 Fri Sep 29 10:04:12 2000 Jeffrey A Law (law@cygnus.com)
4720 * version.c: Bump to gcc-2.97.
4722 Frs Sep 29 13:37:59 MET DST 2000 Jan Hubicka <jh@suse.cz>
4724 * final.c (final_scan_insn): Remove extra extract_insn call;
4725 Use caching for constrain_operands.
4726 (cleanup_subreg_operands): Use caching for extract_insn.
4727 * recog.c (constrain_operands_cached): New.
4728 * recog.h (constrain_operands_cached): Declare.
4729 * i386.c (ix86_attr_length_immediate_default,
4730 ix86_attr_length_address_default, ix86_agi_dependant): Cache
4733 * recog.c (asm_noperands): Tweak.
4734 (extract_insn): Do not call asm_noperads for non-asm instructions.
4736 Fri Sep 29 13:20:42 MET DST 2000 Jan Hubicka <jh@suse.cz>
4738 * recog.c (recog_memoized): Rename to recog_memoized_1.
4739 * recog.h (recog_memoized): Rename to recog_memoized_1.
4740 (recog_memoized): New macro.
4741 * rtl.h (single_set): Rename to single_set_1
4742 (single_set): New macro.
4743 * rtlanal.c (single_set): Rename to single_set_1; expect clobbers
4746 * i386.md (strmovsi_1, strmovhi_1 strmovqi_1):
4747 Do not use match_dup of input operands at outputs.
4748 Use register_operand for memory expression.
4749 (rep_movsi): Put use last, canonicalize.
4750 Use register_operand for memory expression.
4751 (rep_movqi): Put use last.
4752 Use register_operand for memory expression.
4753 (strsetsi_1, strset_hi_1, strsetqi_1): Do not use match_dup
4754 of input operands at outputs. Use register_operand for memory
4756 (rep_stossi): Put use last; canonicalize; fix match_dup in
4757 the address expression
4758 (rep_stosqi): Likewise.
4759 (memcmp expander): Update calls.
4760 (cmpstrsi_nz_1, cmpstrsi_1, strlensi_1): Avoid match_dups in
4763 * i386.md (fp_jcc_3, fp_jcc_4, jp_fcc_5): if_then_else operand is
4765 (fp_jcc_4, fp_jcc_3): Refuse unordered comparisons.
4767 2000-09-28 David O'Brien <obrien@FreeBSD.org>
4769 * config/i386/freebsd-aout.h: New, FreeBSD a.out config file.
4770 Contains the old contents of config/i386/freebsd.h
4771 * config/i386/freebsd.h: Now the ELF rather than a.out config file.
4772 Contains the old contents of config/i386/freebsd-elf.h
4773 * config/i386/freebsd-elf.h: Retire this file -- contents moved to
4774 config/i386/freebsd.h.
4775 * configure.in: Adjust for above changes.
4776 * po/POTFILES.in: Likewise.
4777 * po/en_GB.po: Likewise.
4778 * po/gcc.pot: Likewise.
4779 * configure: Rebuilt.
4781 2000-09-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4783 * doloop.c (doloop_modify): Prevent delete_insn() from
4784 deleting too much. Prefer loop->top over loop->start as
4785 target for the new JUMP insn.
4786 (doloop_valid_p): Ignore loop with exit_count != 0.
4788 2000-09-28 Philipp Thomas <pthomas@suse.de>
4790 * invoke.texi (i386 Options): Add athlon to table of possible
4793 2000-09-28 Gabriel Dos Reis <gdr@codesourcery.com>
4795 * diagnostic.h (output_clear_message_text): New function.
4796 (output_message_text): New macro.
4798 * diagnostic.c (clear_text_info): Rename to
4799 output_clear_message_text.
4800 (output_clear): Adjust.
4801 (output_finish): Rename to output_finalize_message. Tweek.
4802 (output_to_stream): Adjust.
4804 2000-09-28 Neil Booth <neilb@earthling.net>
4806 * cpperror.c (_cpp_begin_message): Do the test for suppression
4807 of warnings and pedantic warnings before the "is a warning an
4809 * cppinit.c (cpp_handle_option): Remove surplus \n.
4810 * cpplex.c (ON_REST_ARG): Delete.
4811 (skip_block_comment): Initialise prevc.
4812 (parse_args): Improve error messages.
4813 (maybe_paste_with_next): Use CONTEXT_VARARGS rather
4815 * cpplib.c (cpp_push_buffer): Fix grammar in message.
4816 * cppmain.c (main): Set callbacks for #ident and #pragma
4817 only if no_output option is false.
4818 (do_pragma_implementation): Only call the #pragma handler
4819 if it is set in the cpp_reader structure.
4821 Wed Sep 27 14:00:07 2000 Donald Lindsay <dlindsay@cygnus.com>
4823 * integrate.c (copy_insn_list): if an ignored return value
4824 is being clobbered, skip cloning that into the inline copy.
4826 2000-09-27 Joseph S. Myers <jsm28@cam.ac.uk>
4828 * extend.texi, invoke.texi, gcc.texi, install.texi: Consistently
4829 use @uref for formatting URLs.
4831 2000-09-27 Mark Elbrecht <snowball3@bigfoot.com>
4833 * config/i386/djgpp.h (UNIQUE_SECTION): Constify the variables
4836 Tue 26-Sep-2000 18:25:38 BST Neil Booth <neilb@earthling.net>
4838 * gcc.c (cpp_options): Add spec for -ftabstop=.
4839 (invoke_as): New spec that handles invoking as.
4840 Update specs to handle -save-temps and -traditional.
4841 * ch/lang-specs.h, f/lang-specs.h, java/lang-specs.h:
4843 * cp/lang-specs.h, objc/lang-specs.h: Update to use
4844 invoke_as, and handle -save-temps and -traditional (if
4847 2000-09-26 Jakub Jelinek <jakub@redhat.com>
4849 * config/sparc/sparc.c (sparc_emit_set_const64): Don't abort when
4851 (function_arg_slotno): Accept TImode/CTImode.
4852 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): If IN_LIBGCC2 define
4855 2000-09-26 Michael Hayes <mhayes@cygnus.com>
4857 * flow.c (flow_loop_pre_header_scan): Punt if loop enters
4860 2000-09-25 Jim Wilson <wilson@cygnus.com>
4862 * config/ia64/ia64.h (INDEX_REG_CLASS): Define to GENERAL_REGS.
4863 (REGNO_OK_FOR_INDEX_P): Define to REGNO_OK_FOR_BASE_P.
4864 (LEGITIMATE_ADDRESS_DISP): Use LEGITIMATE_ADDRESS_REG.
4865 (REG_OK_FOR_INDEX): Define to REG_OK_FOR_BASE_P.
4867 Tue 26-Sep-2000 00:16:22 BST Neil Booth <neilb@earthling.net>
4869 * cpplex.c (parse_args): Don't set VOID_REST flag.
4870 (CONTEXT_VARARGS): New flag.
4871 (maybe_paste_with_next): Set context earlier in loop. Use
4872 it. Do varargs test with CONTEXT_VARARGS flag.
4873 (push_arg_context): Set CONTEXT_VARARGS flag if we're
4874 pushing an argument context for a varargs argument.
4875 * cpplib.h (VOID_REST): Delete.
4876 * gcc.dg/cpp/vararg1.c: Add test case.
4878 2000-09-25 Branko Cibej <branko.cibej@hermes.si>
4880 * flags.h: Declare warning flag warn_system_headers.
4881 * toplev.c: Define it.
4882 (W_options): Add option -Wsystem-headers.
4883 * diagnostic.c (count_error): Test warn_system_headers.
4884 * invoke.texi: Add description for -Wsystem-headers.
4885 * cpplib.h (cpp_options): New member warn_system_headers.
4886 * cpphash.h (CPP_PEDANTIC, CPP_WTRADITIONAL): Don't test
4887 CPP_IN_SYSTEM_HEADER.
4888 * cpplib.c (do_import, do_pragma_once): Likewise.
4889 * cpperror.c (_cpp_begin_message): Test warn_system_headers
4890 and CPP_IN_SYSTEM_HEADER.
4891 * cppinit.c (handle_option): Recognize -Wsystem_headers.
4892 (print_help): Describe -Wsystem_headers.
4893 * cpplex.c (lex_line): Reorganize condition so that warnings
4894 about C++ comments in system headers can be enabled. Remove
4895 label do_line_comment.
4897 Mon 25-Sep-2000 23:38:27 BST Neil Booth <neilb@earthling.net>
4899 * cpplex.c (save_comment): Only store the initial '/'
4901 (lex_token): Combine handling of the two comment types.
4902 Pass everything but the initial '/' to save_comment.
4904 Mon 25-Sep-2000 23:31:45 BST Neil Booth <neilb@earthling.net>
4906 * cpphash.h (_cpp_digraph_spellings, _cpp_process_directive,
4907 _cpp_can_paste): New library-internal prototypes.
4908 * cpplex.c (dump_param_spelling, output_line_command,
4909 output_token, cpp_scan_buffer, cpp_scan_buffer_nooutput,
4910 cpp_printf, cpp_output_list): Move to cppoutput.c.
4911 (process_directive, can_paste, digraph_spellings): Add _cpp_ prefix.
4912 * cppmacro.c (dump_macro_args, cpp_dump_definition) Move to
4914 * cppoutput.c (dump_macro_args, cpp_dump_definition, output_token,
4915 dump_param_spelling, output_line_command, cpp_scan_buffer,
4916 cpp_scan_buffer_nooutput, cpp_printf, cpp_output_list): Moved
4918 * Makefile.in: Add cppoutput.c.
4919 * po/POTFILES.in: Add cppoutput.c.
4921 2000-09-25 Richard Henderson <rth@cygnus.com>
4923 * config/ia64/ia64.c (ia64_print_operand): Define 'e' as 64-n.
4924 * config/ia64/ia64.md (rotrsi3): Allow variable rotates; don't
4925 split until after reload.
4926 (rotlsi3, rotldi3): New.
4928 2000-09-25 Gabriel Dos Reis <gdr@codesourcery.com>
4930 * diagnostic.c (output_last_position): Define.
4931 (set_real_maximum_length): Tweek.
4932 * diagnostic.h (output_last_position): Declare.
4934 2000-09-25 Kazu Hirata <kazu@hxi.com>
4936 * config/i386/i386.c: Fix formatting.
4938 2000-09-24 Alan Lehotsky <alehotsky@cygnus.com>
4940 * emit-rtl-c (gen_lowpart_common): Accept non-paradoxical SUBREG when
4941 UNITS_PER_WORD is small.
4943 2000-09-25 Joseph S. Myers <jsm28@cam.ac.uk>
4945 * c-common.c (format_char_info): Add flags2; update comments.
4946 (print_char_table, scan_char_table, time_char_table): Split some
4947 flags out into flags2.
4948 (check_format_info): Use flags2 for those flags, for identifying
4949 the initial character of a scanf scanset, and for identifying
4950 printf formats where the '0' flag is ignored with precision.
4952 2000-09-25 Hans-Peter Nilsson <hp@axis.com>
4954 Changes below marked "here" add TABs on either or both sides,
4955 covering start of line, up to any operand for all noted .*ASM.*_OP
4956 definitions. All callers changed.
4957 * tm.texi: Make documented *_ASM.*_OP:s include spacing
4958 (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, SHARED_SECTION_ASM_OP,
4959 BSS_SECTION_ASM_OP, SHARED_BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
4960 ASM_BYTE_OP, FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
4961 ASM_STABS_OP, ASM_STABD_OP, ASM_STABN_OP).
4962 Fix typos in description for LONG_LONG_TYPE_SIZE and
4963 FINI_SECTION_ASM_OP.
4964 * crtstuff.c (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Explain
4965 why these defaults don't have leading spacing.
4966 * dbxout.c (ASM_STABS_OP, ASM_STABN_OP): Here.
4967 * dwarf2out.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4968 UNALIGNED_DOUBLE_INT_ASM_OP, SECTION_ASM_OP, ASM_BYTE_OP): Here.
4969 * dwarfout.c (FILE_ASM_OP, VERSION_ASM_OP,
4970 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, ASM_BYTE_OP,
4971 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP): Here.
4972 * defaults.h (ASM_STABD_OP, EH_FRAME_SECTION_ASM_OP): Here.
4973 * varasm.c (ASM_STABS_OP): Here.
4974 * xcoffout.h (ASM_STABS_OP): Here.
4975 * config/elfos.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
4976 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
4977 INT_ASM_OP, ASCII_DATA_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP,
4978 STRING_ASM_OP): Here.
4979 * config/freebsd.h (IDENT_ASM_OP): Here.
4980 * config/linux-aout.h (SET_ASM_OP): Here.
4981 * config/linux.h (SET_ASM_OP): Here.
4982 * config/lynx.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
4984 * config/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
4985 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP, ALIGN_ASM_OP): Here.
4986 * config/openbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
4987 * config/psos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
4989 * config/ptx4.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
4990 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
4991 INT_ASM_OP, ASCII_DATA_ASM_OP, CONST_SECTION_ASM_OP,
4992 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
4993 FINI_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP STRING_ASM_OP): Here.
4994 * config/svr3.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
4995 CONST_SECTION_ASM_OP, ASM_BYTE_OP): Here.
4996 * config/a29k/udi.h (INT_ASM_OP): Here.
4997 * config/alpha/alpha-interix.h (CONST_SECTION_ASM_OP,
4998 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
5000 * config/alpha/alpha.h (TEXT_SECTION_ASM_OP,
5001 READONLY_DATA_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5002 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5003 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_STABS_OP, ASM_STABN_OP,
5004 ASM_STABD_OP): Here.
5005 * config/alpha/elf.h (IDENT_ASM_OP, SKIP_ASM_OP, ALIGN_ASM_OP,
5006 COMMON_ASM_OP, INT_ASM_OP, ASCII_DATA_ASM_OP,
5007 CONST_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
5008 BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP,
5009 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, TYPE_ASM_OP,
5010 SIZE_ASM_OP, STRING_ASM_OP): Here.
5011 * config/alpha/vms.h (LINK_SECTION_ASM_OP,
5012 READONLY_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP,
5013 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, COMMON_ASM_OP): Here.
5014 * config/arc/arc.h (ASM_BYTE_OP, SET_ASM_OP): Here.
5015 (PUSHSECTION_ASM_OP): Define this, not PUSHSECTION_FORMAT.
5016 * config/arm/aof.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP):
5018 * config/arm/aout.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5019 BSS_SECTION_ASM_OP, SET_ASM_OP): Here.
5020 * config/arm/coff.h (INT_ASM_OP): Here.
5021 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Here.
5022 * config/arm/elf.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP): Here.
5023 * config/arm/linux-elf.h (IDENT_ASM_OP, CONST_SECTION_ASM_OP,
5024 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Here.
5025 * config/arm/unknown-elf.h (UNALIGNED_WORD_ASM_OP): Here.
5026 * config/avr/avr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5027 ASM_BYTE_OP, TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP,
5028 STRING_ASM_OP): Here. Update documentation copy in comments.
5029 * config/c4x/c4x.h (ASM_STABS_OP, BSS_SECTION_ASM_OP): Here.
5030 * config/clipper/clipper.h (TEXT_SECTION_ASM_OP,
5031 DATA_SECTION_ASM_OP): Here.
5032 * config/clipper/clix.h (BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP):
5034 * config/convex/convex.h (TEXT_SECTION_ASM_OP,
5035 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
5036 * config/d30v/d30v.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5037 BSS_SECTION_ASM_OP): Here.
5038 * config/fr30/fr30.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5039 BSS_SECTION_ASM_OP): Here.
5040 * config/fx80/fx80.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5042 * config/gmicro/gmicro.h (TEXT_SECTION_ASM_OP,
5043 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
5044 * config/h8300/h8300.h (ASM_WORD_OP): Here.
5045 * config/i370/i370.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5046 BSS_SECTION_ASM_OP): Here.
5047 * config/i386/aix386.h (INIT_SECTION_ASM_OP): Here.
5048 * config/i386/bsd.h (ASM_BYTE_OP): Here.
5049 * config/i386/cygwin.h (SET_ASM_OP, INT_ASM_OP): Here.
5050 * config/i386/dgux.h (CONST_SECTION_ASM_OP): Here.
5051 * config/i386/djgpp.h (IDENT_ASM_OP, INT_ASM_OP, SET_ASM_OP):
5053 * config/i386/freebsd-elf.h (SET_ASM_OP): Here.
5054 * config/i386/freebsd.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP):
5056 * config/i386/i386-coff.h (CTORS_SECTION_ASM_OP,
5057 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
5058 * config/i386/i386-interix.h (STRING_ASM_OP, CONST_SECTION_ASM_OP,
5059 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
5061 * config/i386/i386elf.h (BSS_SECTION_ASM_OP): Here.
5062 * config/i386/netbsd.h (INT_ASM_OP): Here.
5063 * config/i386/openbsd.h (INT_ASM_OP): Here.
5064 * config/i386/osfrose.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP,
5065 IDENT_ASM_OP): Here.
5066 * config/i386/sco5.h (ALIGN_ASM_OP, ASCII_DATA_ASM_OP,
5067 ASM_BYTE_OP, IDENT_ASM_OP, COMMON_ASM_OP, SET_ASM_OP,
5068 LOCAL_ASM_OP, INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, STRING_ASM_OP,
5069 SKIP_ASM_OP, GLOBAL_ASM_OP): Here.
5070 * config/i386/seq-sysv3.h (SHARED_SECTION_ASM_OP,
5071 SHARED_BSS_SECTION_ASM_OP): Here.
5072 * config/i386/sequent.h (SHARED_SECTION_ASM_OP): Here.
5073 * config/i386/sun386.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
5074 DATA_SECTION_ASM_OP): Here.
5075 * config/i386/svr3gas.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
5076 CONST_SECTION_ASM_OP): Here.
5077 * config/i386/sysv3.h (INIT_SECTION_ASM_OP): Here.
5078 * config/i386/unix.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5079 BSS_SECTION_ASM_OP): Here.
5080 * config/i860/bsd-gas.h (ASCII_DATA_ASM_OP): Here.
5081 * config/i860/bsd.h (ASCII_DATA_ASM_OP): Here.
5082 * config/i860/fx2800.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP,
5083 BSS_ASM_OP): Here, but use trailing spaces.
5084 * config/i860/i860.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
5085 DATA_SECTION_ASM_OP): Here.
5086 * config/i860/paragon.h (ASCII_DATA_ASM_OP, BSS_SECTION_ASM_OP):
5088 * config/i860/sysv3.h (ASCII_DATA_ASM_OP, CTORS_SECTION_ASM_OP,
5089 DTORS_SECTION_ASM_OP, TDESC_SECTION_ASM_OP): Here.
5090 * config/i860/sysv4.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
5091 TDESC_SECTION_ASM_OP): Here.
5092 * config/i960/i960-coff.h (CTORS_SECTION_ASM_OP,
5093 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
5094 * config/i960/i960.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5096 * config/ia64/ia64.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5097 BSS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
5098 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5099 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
5100 * config/ia64/sysv4.h (ASM_BYTE_OP, STRING_ASM_OP, SKIP_ASM_OP,
5101 COMMON_ASM_OP, ASCII_DATA_ASM_OP, INIT_SECTION_ASM_OP,
5102 FINI_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
5103 SDATA_SECTION_ASM_OP, SBSS_SECTION_ASM_OP): Here.
5104 * config/m32r/m32r.h (SCOMMON_ASM_OP): Here.
5105 * config/m68hc11/m68hc11.h (GLOBAL_ASM_OP): Here.
5106 * config/m68k/auxas.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
5107 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
5109 * config/m68k/coff.h (BSS_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
5110 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
5111 * config/m68k/crds.h (BSS_SECTION_ASM_OP): Here.
5112 * config/m68k/dpx2.h (ASM_BYTE_OP, GLOBAL_ASM_OP): Here.
5113 * config/m68k/hp320.h (ASCII_DATA_ASM_OP, GLOBAL_ASM_OP): Here.
5114 * config/m68k/linux.h (BSS_SECTION_ASM_OP): Here.
5115 * config/m68k/lynx.h (BSS_SECTION_ASM_OP): Here.
5116 * config/m68k/m68k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5117 GLOBAL_ASM_OP): Here.
5118 * config/m68k/m68kelf.h (SWBEG_ASM_OP, BSS_ASM_OP,
5119 BSS_SECTION_ASM_OP): Here.
5120 * config/m68k/m68kv4.h (BSS_ASM_OP): Here.
5121 * config/m68k/mot3300.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5122 ASCII_DATA_ASM_OP, SET_ASM_OP, CTORS_SECTION_ASM_OP,
5123 DTORS_SECTION_ASM_OP, GLOBAL_ASM_OP, ASM_BYTE_OP, ALIGN_ASM_OP,
5125 * config/m68k/newsgas.h (SET_ASM_OP): Here.
5126 * config/m68k/rtemself.h (INIT_SECTION_ASM_OP,
5127 FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
5128 * config/m68k/sgs.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
5129 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
5130 SET_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here,
5131 but use trailing spaces.
5132 * config/m68k/tower-as.h (TEXT_SECTION_ASM_OP,
5133 DATA_SECTION_ASM_OP, GLOBAL_ASM_OP, INIT_SECTION_ASM_OP,
5134 FINI_SECTION_ASM_OP, CONST_SECTION_ASM_OP, BSS_SECTION_ASM_OP):
5136 * config/m88k/dgux.h (FINI_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
5137 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
5138 * config/m88k/m88k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5139 CONST_SECTION_ASM_OP, TDESC_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
5140 DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
5141 IDENT_ASM_OP, FILE_ASM_OP, SECTION_ASM_OP, SET_ASM_OP,
5142 GLOBAL_ASM_OP, ALIGN_ASM_OP, SKIP_ASM_OP, COMMON_ASM_OP,
5143 BSS_ASM_OP, FLOAT_ASM_OP, DOUBLE_ASM_OP, INT_ASM_OP, SHORT_ASM_OP,
5144 CHAR_ASM_OP, ASCII_DATA_ASM_OP, SBSS_ASM_OP, SCOMM_ASM_OP,
5145 SDATA_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, INTERNAL_ASM_OP,
5146 VERSION_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5147 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP, REQUIRES_88110_ASM_OP,
5149 * config/m88k/openbsd.h (SET_ASM_OP): Here.
5150 * config/m88k/sysv4.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
5151 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
5152 * config/mcore/mcore-elf.h (UNALIGNED_INT_ASM_OP,
5153 UNALIGNED_SHORT_ASM_OP, CTORS_SECTION_ASM_OP,
5154 DTORS_SECTION_ASM_OP): Here.
5155 * config/mcore/mcore-pe.h (CTORS_SECTION_ASM_OP,
5156 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
5157 * config/mips/elf.h (TYPE_ASM_OP, SIZE_ASM_OP,
5158 BSS_SECTION_ASM_OP): Here.
5159 * config/mips/elf64.h (TYPE_ASM_OP, SIZE_ASM_OP): Here.
5160 * config/mips/iris5.h (ABICALLS_ASM_OP): Here.
5161 * config/mips/iris6.h (TYPE_ASM_OP, SIZE_ASM_OP,
5162 POPSECTION_ASM_OP, BSS_SECTION_ASM_OP, CONST_SECTION_ASM_OP_32,
5163 CONST_SECTION_ASM_OP_64, CTORS_SECTION_ASM_OP,
5164 DTORS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
5165 * config/mips/mips.c (ABICALLS_ASM_OP): Here.
5166 * config/mips/mips.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP):
5168 * config/mips/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP):
5170 * config/mips/osfrose.h (SET_ASM_OP): Here.
5171 * config/mips/sni-svr4.h (ABICALLS_ASM_OP): Here.
5172 * config/ns32k/encore.h (SHARED_SECTION_ASM_OP): Here.
5173 * config/ns32k/merlin.h (SHARED_SECTION_ASM_OP): Here.
5174 * config/ns32k/ns32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5176 * config/ns32k/sequent.h (SHARED_SECTION_ASM_OP): Here.
5177 * config/ns32k/tek6000.h (SHARED_SECTION_ASM_OP): Here.
5178 * config/pa/pa-64.h (INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP): Here.
5179 * config/pa/pa.h (ASM_STABS_OP, ASM_STABN_OP): Here.
5180 * config/pj/pj.h (SET_ASM_OP, BSS_SECTION_ASM_OP): Here.
5181 * config/pyr/pyr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5183 * config/romp/romp.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5185 * config/rs6000/rs6000.h (SET_ASM_OP): Here.
5186 * config/rs6000/sol2.h (ASM_STABN_OP): Here.
5187 * config/rs6000/sysv4.h (SKIP_ASM_OP, LOCAL_ASM_OP, LCOMM_ASM_OP):
5189 * config/sh/sh.h (SET_ASM_OP, BSS_SECTION_ASM_OP,
5190 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here.
5191 * config/sparc/linux.h (COMMON_ASM_OP): Here.
5192 * config/sparc/linux64.h (COMMON_ASM_OP,
5193 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
5194 * config/sparc/litecoff.h (BSS_SECTION_ASM_OP,
5195 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
5196 * config/sparc/lynx.h (BSS_SECTION_ASM_OP): Here.
5197 * config/sparc/pbd.h (ASM_INT_OP): Here.
5198 * config/sparc/sp64-elf.h (UNALIGNED_LONGLONG_ASM_OP): Here.
5199 * config/sparc/sparc.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
5200 DATA_SECTION_ASM_OP, IDENT_ASM_OP): Here.
5201 * config/sparc/sun4gas.h (UNALIGNED_DOUBLE_INT_ASM_OP,
5202 UNALIGNED_INT_ASM_OP, UNALIGNED_SHORT_ASM_OP): Here.
5203 * config/sparc/sysv4.h (STRING_ASM_OP, COMMON_ASM_OP, SKIP_ASM_OP,
5204 UNALIGNED_DOUBLE_INT_ASM_OP, UNALIGNED_INT_ASM_OP,
5205 UNALIGNED_SHORT_ASM_OP, PUSHSECTION_ASM_OP, POPSECTION_ASM_OP,
5206 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP,
5207 CONST_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
5208 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
5209 EH_FRAME_SECTION_ASM_OP): Here.
5210 * config/sparc/vxsim.h (COMMON_ASM_OP): Here.
5211 * config/spur/spur.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5213 * config/tahoe/tahoe.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5215 * config/v850/v850.h (SCOMMON_ASM_OP, ZCOMMON_ASM_OP,
5216 TCOMMON_ASM_OP): Here.
5217 * config/vax/vax.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5219 * config/we32k/we32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5222 2000-09-25 Richard Henderson <rth@cygnus.com>
5224 * expmed.c (store_bit_field): Adjust last change to not consider
5225 any word-sized field naturally aligned.
5227 2000-09-24 Richard Henderson <rth@cygnus.com>
5229 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
5230 TFmode unordered compares properly. Revalidate integer compare
5232 (alpha_emit_setcc): New.
5233 (alpha_emit_conditional_move): Revalidate integer compare operands.
5234 * config/alpha/alpha-protos.h: Update.
5235 * config/alpha/alpha.md (cmpdi): Allow general operands.
5236 (sne): Use alpha_emit_setcc.
5237 (seq, slt, sle, sgt, sge, sltu, sleu, sgtu, sgeu): Likewise.
5238 (sunordered, sordered): New.
5240 2000-09-24 Richard Henderson <rth@cygnus.com>
5242 * config/ia64/ia64-protos.h: Update.
5243 * config/ia64/ia64.c (call_multiple_values_operation): Remove.
5244 (ia64_expand_call): New.
5245 (ia64_expand_prologue): Emit an alloc if we need extra input
5247 (ia64_expand_epilogue): New arg sibcall_p; don't emit the return
5248 instruction if true.
5249 (struct reg_flags): Add is_sibcall.
5250 (rtx_needs_barrier): A sibcall does not use CFM et al. Ignore USEs.
5251 (emit_insn_group_barriers): Set flags.is_sibcall. Remove hacks
5252 for CODE_FOR_gr_spill_internal/CODE_FOR_gr_restore_internal.
5253 * config/ia64/ia64.h (PREDICATE_CODES): Update.
5254 * config/ia64/ia64.md (call): Use ia64_expand_call.
5255 (call_value): Likewise.
5256 (sibcall, sibcall_value): New.
5257 (call patterns): Remove extra expanders; tidy.
5258 (sibcall_epilogue): New.
5259 (set_bsp): Remove the extra USE. Put the operand inside the UNSPEC.
5261 2000-09-24 Richard Henderson <rth@cygnus.com>
5263 * emit-rtl.c (gen_lowpart_common): Use trunc_int_for_mode.
5265 * sibcall.c (skip_pic_restore): New.
5266 (identify_call_return_value): Use it.
5268 2000-09-24 Mark Mitchell <mark@codesourcery.com>
5270 * c-tree.texi: Moved here from cp/ir.texi. Documented nested
5271 functions. Generalize to handle both C and C++.
5272 * Makefile.in (c-tree.info): New target.
5273 (info): Add c-tree.info.
5275 Sun Sep 24 09:15:48 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5277 * expr.c (store_field): If BITSIZE is negative, use size of type.
5278 (expand_expr, case COMPONENT_EXPR): Likewise.
5280 Sun 24-Sep-2000 11:40:23 BST Neil Booth <NeilB@earthling.net>
5282 * cpplex.c: Update TODO comment.
5283 * cpplib.c (do_error, do_warning): Merge common code of
5284 do_error and do_warning into do_diagnostic. Use it.
5285 (do_diagnostic): New function.
5286 * cpplib.h: Fix comment typo.
5288 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
5290 * c-common.c (check_format_info): Warn for a wide character string
5291 used as a non-wide format argument.
5293 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
5295 * builtins.def (BUILT_IN_LLABS): Add.
5296 * builtins.c (expand_builtin): Also abort on BUILT_IN_LLABS.
5297 * c-common.c (c_common_nodes_builtins): Create builtin functions
5298 __builtin_llabs, and plain llabs unless no_nonansi_builtins
5299 outside of C99 mode.
5300 (expand_tree_builtin): Handle BUILT_IN_LLABS.
5302 Sat 23-Sep-2000 22:39:18 BST Neil Booth <NeilB@earthling.net>
5304 * cpphash.h (CPP_RESERVE, CPP_PUTS_Q, CPP_PUTS, CPP_PUTC_Q,
5305 CPP_PUTC, DUMMY_TOKEN, NO_DUMMY_TOKEN): Delete.
5306 * cpplex.c (_cpp_expand_token_space, _cpp_init_toklist,
5307 _cpp_free_toklist): No need to worry about extra dummy token
5308 at the start of token lists any more.
5309 (trigraph_ok): Only warn outside comments.
5310 (skip_block_comment): Set and clear lexing_comment.
5311 (skip_line_comment): Take a cpp_reader not cpp_buffer.
5312 Set and clear lexing_comment.
5313 (parse_number): Handle leading '.' indicated by pfile->seen_dot.
5314 (check_long_token): Delete.
5315 (lex_percent, lex_dot): New subroutines of lex_token to
5316 handle lexing of '.' and '%' without lookback.
5317 (lex_token): Use lex_dot and lex_percent.
5318 (lex_line): Don't check for LIST_OFFSET.
5319 (_cpp_init_input_buffer): Update for new _cpp_init_toklist.
5320 * cpplib.c (_cpp_parse_assertion): Similarly.
5321 (cpp_push_buffer): Initialize extra_char.
5322 * cpplib.h (LIST_OFFSET): Delete.
5323 (struct cpp_buffer): New member extra_char.
5324 (struct lexer_state): New members lexing_comment and seen_dot.
5326 2000-09-23 Jason Merrill <jason@redhat.com>
5328 * config/rs6000/x-aix41 (CLIB): Define here.
5329 * config/rs6000/t-aix43: Not here.
5330 * config/rs6000/t-aix41: Or here. Remove.
5331 * configure.in: Don't use it.
5333 2000-09-22 Jason Merrill <jason@redhat.com>
5335 * configure.in: Add test for HAVE_LD_DWARF_LINKONCE.
5336 * toplev.c: Use it to initialize flag_eliminate_dwarf2dups.
5337 * config.in: Regenerate.
5339 * configure.in: Fix checks for assembler features when using a
5340 one-tree assembler that has not yet been built.
5341 Fix --disable-threads.
5343 2000-09-19 Geoff Keating <geoffk@cygnus.com>
5345 * stmt.c (expand_asm_operands): Allow # in constraints.
5347 2000-09-22 Jason Merrill <jason@redhat.com>
5349 * c-lex.c (skip_white_space): Just treat CRs as horizontal whitespace.
5351 * dbxout.c (dbxout_symbol_name): Just use DECL_NAME for
5352 function-local names.
5354 2000-09-22 Brad Lucier <lucier@math.purdue.edu>
5355 Mark Mitchell <mark@codesourcery.com>
5357 * toplev.c (warn_disabled_optimization): Declare new warning flag.
5358 * flags.h (warn_disabled_optimization): Add it here.
5359 * gcse.c (gcse_main): Add warning when disabled.
5360 * invoke.texi: Document -Wdisabled-optimization.
5362 2000-09-21 Jason Merrill <jason@redhat.com>
5364 * dwarf2out.c (add_const_value_attribute): Multiply by length, not 4.
5366 * dwarf2out.c (tree_add_const_value_attribute): New fn.
5367 (gen_variable_die): Call it for non-definitions.
5369 * dwarf2out.c (die_struct): Add die_mark field.
5370 (mark_dies, unmark_dies): New fns.
5371 (clear_die_sizes): Remove.
5372 (print_die): Check die_symbol rather than die_offset.
5373 (build_abbrev_table, output_pubnames, output_aranges): Check
5374 die_mark rather than die_offset.
5375 (output_comp_unit): Move calc_die_sizes after build_abbrev_table.
5378 Thu 21-Sep-2000 18:19:05 BST Neil Booth <NeilB@earthling.net>
5380 * cppfiles.c (lookup_include_file): Rename to open_file.
5381 Always create a splay tree value, even on syscall failures.
5382 Negative entries indicated by fd == -2.
5383 Re-open files closed in the meantime.
5384 (_cpp_fake_include): Create a negative splay tree entry.
5385 (find_include_file, cpp_read_file): Update for function name
5387 * gcc.gd/cpp/mi4.c: Testcase.
5389 2000-09-21 Nick Clifton <nickc@redhat.com>
5391 * config/arm/t-arm-elf (MULTILIB_DIRNAMES): Enable multilibs for
5392 ARM and THUMB modes.
5394 * config/mcore/mcore.c: Fix compile time warnings.
5395 * config/mcore/mcore-protos.h: Fix compile time warnings.
5397 2000-09-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5399 * configure.in: Correct test of gcc_cv_glibc.
5400 * configure: Rebuilt.
5401 * config.in: Rebuilt.
5403 2000-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5405 * builtins.c (expand_builtin_fputs): Also expand when length!=1.
5406 (expand_builtin): Handle BUILT_IN_FWRITE.
5408 * builtins.def (BUILT_IN_FWRITE): New entry.
5410 * c-common.c (c_common_nodes_and_builtins): Declare __builtin_fwrite.
5412 Wed Sep 20 15:39:14 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5414 * gcc.c (modify_target): New variable and struct.
5415 (process_command): Handle MODIFY_TARGET_NAME.
5416 * tm.texi (MODIFY_TARGET_NAME): Add documentation for new macro.
5417 * config/pa/pa.h (MODIFY_TARGET_NAME): New macro.
5419 * c-decl.c (finish_decl): Add else's to avoid referencing
5420 TYPE_DOMAIN of an ERROR_MARK.
5422 Wed Sep 20 21:44:31 2000 Denis Chertykov <denisc@overta.ru>
5424 * config/avr/avr.c (adjust_insn_length): Adjust lengths of
5427 2000-09-19 Marek Michalkiewicz <marekm@linux.org.pl>
5429 * config/avr/avr.md (neghi2): Add alternative for input and output
5430 operands in different registers, as in negsi2.
5431 (*negsi2): Remove '*' from the name. Use "movw" if available.
5433 2000-09-19 Jim Wilson <wilson@cygnus.com>
5435 * config/ia64/crtbegin.asm (__dso_handle): Delete use of
5436 HAVE_GAS_HIDDEN macro.
5438 Tue 19-Sep-2000 22:38:57 BST Neil Booth <NeilB@earthling.net>
5440 * cpplex.c (lex_line): Drop the EOF token for unknown
5441 directives in assembler.
5443 2000-09-19 David Edelsohn <edelsohn@gnu.org>
5445 * configure.in: Allow enable_threads_flag value of "aix". Define
5446 thread_file as "aix" for AIX 4.3 and above.
5447 * configure: Regenerated.
5449 * gthr-aix.h: New file.
5451 * rs6000/t-aix43: Replace soft-float multilib with pthread.
5452 Remove 403 processor multilib match. Fix rios2 processor multilib
5455 * rs6000/aix.h (ASM_DECLARE_FUNCTION_NAME): Use function_section
5456 to return to appropriate csect.
5458 2000-09-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5460 * builtins.c (is_valid_printf_arglist, expand_builtin_printf): New
5462 (expand_builtin_fputs): Set `target' parameter for `expand_expr'.
5463 (expand_builtin): Handle BUILT_IN_PUTCHAR, BUILT_IN_PUTS and
5466 * builtins.def (BUILT_IN_PUTCHAR, BUILT_IN_PUTS, BUILT_IN_PRINTF):
5469 * c-common.c (init_function_format_info): Handle __builtin_printf.
5470 Set `check_function_format_ptr'.
5471 (c_common_nodes_and_builtins): Set `puts_ftype' and
5472 `printf_ftype'. Declare __builtin_putchar, __builtin_puts,
5473 __builtin_printf and printf.
5475 * tree.c, tree.h (check_function_format_ptr): Declare.
5477 Tue 19-Sep-2000 18:26:57 BST Neil Booth <NeilB@earthling.net>
5479 * cppfiles.c (read_include_file): Take no special action for
5482 2000-09-19 Bernd Schmidt <bernds@redhat.co.uk>
5484 * final.c (insn_current_reference_address): Use INSN_SHUID of seq
5485 rather than that of branch.
5486 (shorten_branches): Don't increment insn_current_address twice.
5488 Undo most of the Wed Jan 27 23:39:53 1999 patch:
5489 * loop.h (struct induction): Delete members derived, ix and last_use.
5490 (struct loop_ivs): Delete members first_increment_giv and
5492 * loop.c (verify_dominator, find_life_end, cmp_recombine_givs_stats,
5493 recombine_givs): Delete functions.
5494 (find_and_verify_loops): Don't initialize cont_dominator.
5495 (strength_reduce): Lose code to try to find bivs that can be
5496 expressed as givs of another biv, and to convert biv increments
5498 Lose loop_scan_start variable, always use loop->scan_start.
5499 Don't call recombine_givs. Don't handle derived givs.
5500 (record_giv): Don't initialize derived and last_use fields.
5501 (biv_eliminiation_giv_has_0_offset): Lose code to handle derived
5503 * unroll.c (derived_regs): Delete static variable.
5504 (unroll_loop): Don't initialize it.
5505 (copy_loop_body): Lose code to handle derived givs.
5506 (find_splittable_givs): Don't check for givs made from biv
5508 Don't set derived_regs.
5510 Fix misapplied earlier patch:
5511 * config/sh/sh.md (floatsisf_ie): Reenable. Remove explicit reference
5513 (floatsisf2): Generate floatsisf_ie by default.
5514 (floatsisf_i4): Conditional on TARGET_SH4.
5516 (floatsisf2, floatsidf2, extendsfdf2): Also use reg_no_subreg_operand
5517 predicate for the expanders.
5519 2000-09-19 Richard Henderson <rth@cygnus.com>
5521 * config/i386/i386.h (CPP_CPU_SPEC): Define i586 and i686 symbols
5522 in addition to pentium and pentiumpro symbols.
5523 (CPP_CPU_DEFAULT_SPEC): Likewise.
5525 * c-typeck.c (c_expand_asm_operands): Restore the output tree
5528 * stmt.c (expand_expr_stmt): Only call warn_if_unused_value
5529 if the tree has side effects.
5530 (warn_if_unused_value): Do not warn about void constructs.
5532 * c-decl.c (poplevel): Invoke warn_about_unused_variables.
5534 * unroll.c (copy_loop_body): Update LABEL_NUSES before
5535 calling invert_jump.
5537 2000-09-18 Geoff Keating <geoffk@cygnus.com>
5539 * combine.c (can_combine_p): Don't substitute an ASM_OPERANDS
5542 2000-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5544 * Makefile.in (c-common.o): Depend on diagnostic.h.
5546 * c-common.c: Include diagnostic.h.
5548 (status_warning): New function.
5549 (check_format_info, maybe_read_dollar_number, check_format_types,
5550 finish_dollar_format_checking, check_function_format): Accept a
5551 `status' parameter. All callers changed.
5553 * c-common.h (check_function_format): Accept a `status' parameter.
5555 * c-typeck.c: Update call to `check_function_format'.
5557 2000-09-18 Richard Henderson <rth@cygnus.com>
5559 * c-decl.c (c_expand_body): Call mark_varargs before
5560 expand_function_start.
5562 2000-09-18 Geoff Keating <geoffk@cygnus.com>
5564 * config/rs6000/eabi-cn.asm: Use /**/ to delimit comments, not #.
5565 * config/rs6000/eabi-ci.asm: Likewise.
5567 2000-09-18 Richard Henderson <rth@cygnus.com>
5569 * emit-rtl.c (init_emit_once): Initialize const_tiny_rtx
5572 2000-09-18 Jim Wilson <wilson@cygnus.com>
5574 * unroll.c (loop_iterations): Pass increment to extend_for_giv_value
5575 before passing it to fold_rtx_mult_add.
5577 * unroll.c (final_giv_value): Pass increment through
5578 extend_value_for_giv before passing it to emit_iv_add_mult.
5580 * function.c (fixup_var_refs_1, case ZERO_EXTRACT): If we have a
5581 paradoxical subreg, then directly substitute the replacement and
5584 Mon 18-Sep-2000 22:12:44 BST Neil Booth <NeilB@earthling.net>
5586 * cpp.texi: Update documentation, including some clarifications,
5587 the treatment of various newline combinations, and space between
5588 backslash and newline.
5590 Mon Sep 18 21:00:47 2000 J"orn Rennecke <amylaar@redhat.co.uk>
5592 * sdbout.c (PUT_SDB_DEF, PUT_SDB_TAG, PUT_SDB_EPILOGUE_END):
5593 Replace ASM_OUTPUT_LABELREF with assemble_name.
5595 Mon Sep 18 20:26:50 2000 J"orn Rennecke <amylaar@redhat.co.uk>
5597 * sh.c (addsubcosts): CONST is not cheap.
5598 (find_barrier): For Sh1, take alignment after jumps into account.
5600 2000-09-15 Andrew Haley <aph@redhat.com>
5602 * toplev.c (rest_of_compilation): Call purge_hard_subreg_sets to
5603 remove all SETs of SUBREGs of hard registers.
5604 * function.c (purge_hard_subreg_sets): New function.
5605 (purge_single_hard_subreg_set): New function.
5606 * rtl.h: (purge_hard_subreg_sets): New function.
5608 2000-09-18 Richard Henderson <rth@cygnus.com>
5610 * config/ia64/ia64-protos.h: Update.
5611 * config/ia64/ia64.c (signed_inequality_operator): New.
5612 (ia64_expand_compare): New.
5613 (ia64_register_move_cost): Handle PR_REGS moves.
5614 (ia64_secondary_reload_class): Require a GR when moving to a PR.
5615 (struct reg_write_state): Add written_by_and/or.
5616 (struct reg_flags): Add is_and/or.
5617 (rws_update): Set them.
5618 (rws_access_regno): Test them to allow parallel comparisons.
5619 (rtx_needs_barrier): Recognize parallel comparisons.
5620 (emit_insn_group_barriers): Set prev_insn after a call stop bit.
5621 Call recog_memoized; ignore pred_rel_mutex.
5622 (emit_predicate_relation_info): Don't call find_basic_blocks here.
5623 (ia64_reorg): Do it here instead.
5624 * config/ia64/ia64.h: s/CCmode/BImode/g
5625 (MODES_TIEABLE_P): Don't tie BImode.
5626 (PREFERRED_RELOAD_CLASS): Do not reload operations into AR regs.
5627 (CONST_COSTS): Pick sensible values for CONST_INT based on context.
5628 (RTX_COSTS): Make multiply 4 insns.
5629 (MEMORY_MOVE_COST): New.
5630 (PREDICATE_CODES): Update.
5631 * config/ia64/ia64.md: s/CCmode/BImode/g
5632 (movcci, movbi): New.
5633 (andbi3, andcmbi3, iorbi3, iorcmbi3, one_cmplbi2): New.
5634 (cmpsi_and_0, cmpsi_and_1, cmpsi_andnot_0, cmpsi_andnot_1): New.
5635 (cmpdi_and_0, cmpdi_and_1, cmpdi_andnot_0, cmpdi_andnot_1): New.
5636 (tbit_and_0, tbit_and_1, tbit_and_2, tbit_and_3): New.
5637 (cmpsi_or_0, cmpsi_or_1, cmpsi_orcm_0, cmpsi_orcm_1): New.
5638 (cmpdi_or_0, cmpdi_or_1, cmpdi_orcm_0, cmpdi_orcm_1): New.
5639 (tbit_or_0, tbit_or_1, tbit_or_2, tbit_or_3): New.
5640 (mulsi, muldi): Use xmpy not xma.
5642 (movcc, movcc_internal): Remove.
5643 (branch expanders): Use ia64_expand_compare.
5644 (setcc expanders): Likewise.
5645 (cmov insns): Use move_operand and ia64_move_ok.
5646 (pred_rel_mutex): Use unspec not unspec_volatile. Prevent the
5647 scheduler from moving it past a use.
5648 * config/ia64/build.hacks: Remove.
5650 Mon 18-Sep-2000 19:21:35 BST Neil Booth <NeilB@earthling.net>
5652 * cpphash.h (HASHSTEP): Take character rather than pointer
5654 (_cpp_check_directive, _cpp_check_linemarker): Update prototypes.
5656 * cpphash.c (cpp_loookup): Update for new HASHSTEP.
5658 * cpplex.c (auto_expand_name_space, trigraph_replace,
5659 backslash_start, handle_newline, parse_name, INIT_TOKEN_STR,
5660 IMMED_TOKEN, PREV_TOKEN_TYPE, PUSH_TOKEN, REVISE_TOKEN,
5661 BACKUP_TOKEN, BACKUP_TRIGRAPH, MIGHT_BE_DIRECTIVE,
5662 KNOWN_DIRECTIVE): Delete.
5664 (handle_newline, check_long_token, skip_escaped_newlines,
5665 unterminated): New functions.
5666 (ACCEPT_CHAR, SAVE_STATE, RESTORE_STATE): New macros.
5668 (parse_identifier): Was parse_name, new implementation.
5669 (skip_line_comment, skip_block_comment, skip_whitespace,
5670 parse_number, parse_string, trigraph_ok, save_comment,
5671 adjust_column, _cpp_get_line): New implementations.
5673 (lex_token): New function. Lexes a token at a time, looking
5674 forwards. Contains most of the guts of the old lex_line.
5675 (lex_line): New implementation, using lex_token to obtain
5677 (cpp_scan_buffer): Use the token's line, not the list's line.
5679 * cpplib.c (_cpp_check_directive, _cpp_check_linemarker):
5680 New implementations.
5681 (do_assert): Don't bother setting the answer's list's line.
5682 (cpp_push_buffer): Initialise new pfile and read_ahead members
5683 of struct cpp_buffer.
5685 * cpplib.h (cppchar_t): New typedef.
5686 (struct cpp_buffer): read_ahead, pfile and col_adjust are
5688 (struct lexer_state): New structure that determines the state
5689 and behaviour of the lexer.
5690 (IN_DIRECTIVE, KNOWN_DIRECTIVE): New macros.
5691 (struct cpp_reader): New member "state". Rename
5692 multiline_string_line and multiline_string_column. Delete
5693 col_adjust, in_lex_line members.
5694 (CPP_BUF_COLUMN): Update.
5696 2000-09-18 Richard Henderson <rth@cygnus.com>
5698 * combine.c (simplify_comparison): Shift a NOT out of a single
5701 * combine.c (if_then_else_cond): Canonicalize BImode true to
5703 * explow.c (trunc_int_for_mode): Likewise.
5705 * combine.c (combine_simplify_rtx): Use gen_unary to distribute
5706 the NOT for De Morgan's rule.
5707 * simplify-rtx.c (simplify_unary_operation): Simplify a BImode NOT
5708 of a comparison to the reverse comparison.
5710 * combine.c (try_combine): Allow split to create a single insn.
5712 * machmode.def: Add BImode. Add a column for bitsize.
5713 * machmode.h (DEF_MACHMODE): Adjust for extra column.
5714 (GET_MODE_BITSIZE): Use it.
5715 * rtl.c (DEF_MACHMODE): Adjust for extra column.
5716 (mode_bitsize): New.
5717 (mode_mask_array): Use bitsize.
5718 * combine.c (combine_simplify_rtx): Require inner and outer
5719 modes to match on nonzero_bits optimizations.
5721 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
5723 * reload1.c (forget_old_reloads_1): If a hard reg is stored, clear
5724 its entry in spill_reg_store.
5725 * config/sh/lib1funcs.ams (movstr_i4 functions): Always compile in.
5726 * sh.c (reg_no_subreg_operand): New function.
5727 * sh-protos.h (reg_no_subreg_operand): Declare it.
5728 * sh.h (PREDICATE_CODES): Add it.
5729 * sh.md (floatsisf2_i4, floatsidf2_i, extendsfdf2_i4): Use it for
5730 input operand that needs to be in fpul.
5731 (fix_truncsfsi2, fix_truncsfsi2_i4): Use register_operand for output.
5732 * sh.c (find_barrier): Take into account that machine_dependent_reorg
5733 might add new insns.
5735 2000-09-18 Alexandre Oliva <aoliva@redhat.com>
5737 * config/sh/sh.c (sh_expand_prologue): Mark GOTaddr2picreg as
5739 (sh_expand_epilogue): Take the PIC register into account when
5740 computing the frame size.
5742 * config/sh/sh.c (nonpic_symbol_mentioned_p): Check LABEL_REFs.
5743 * config/sh/sh.md (sym_label2reg, symPLT_label2reg): Protect
5744 LABEL_REFs with a PIC-safe unspec.
5746 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
5748 * c-common.c (check_format_info): Properly save the argument
5749 number and parameter for $ operand number formats in case width
5750 and precision arguments are also used. Allow printf width and
5751 precision arguments to have operand numbers even if none was
5752 specified for the main format, since this is OK for %*.*m. Only
5753 object to missing $ operand number if the format used requires an
5756 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
5758 * c-common.c (format_char_info): Add 'W' flag to comment.
5759 (print_char_table, scan_char_table): Use it.
5760 (check_format_info): Use the 'W' flag to determine whether a
5761 format argument is written into.
5763 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
5765 * c-common.c (check_format_types): Reorganise and clean up,
5766 checking earlier for ERROR_MARKs and making cur_type into its
5767 TYPE_MAIN_VARIANT where convenient.
5769 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
5771 * gcc.c (cpp_options): Add specs for __STDC_HOSTED__.
5773 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
5775 * optabs.c (emit_libcall_block): Set CONST_CALL_P for the call.
5777 * i386-protos.h (ix86_init_builtins, ix86_expand_builtin): Declare.
5778 * i386.c (struct builtin_description): New.
5779 (bdesc_comi, bdesc_2arg, bdesc_1arg): New arrays.
5780 (mmx_reg_operand): Declare MODE arg as unused.
5781 (ix86_expand_sse_comi, ix86_expand_sse_compare, safe_vector_operand,
5782 ix86_expand_unop1_builtin, ix86_expand_unop_builtin,
5783 ix86_expand_binop_builtin, ix86_expand_store_builtin,
5784 ix86_init_builtins, ix86_expand_builtin): New functions.
5785 * i386.h (ix86_builtins): New enumeration.
5786 (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): New macros.
5787 * i386.md (attr length_immediate): 0 for mmx/sse types.
5788 (attr prefix_0f): 1 for mmx/sse types.
5789 (setcc_2): Remove "*" so we get gen_setcc_2.
5790 (emms): Account for changed register numbering. Set "memory" attr
5792 (sfence): Set "memory" attr to unknown.
5794 2000-09-18 Andreas Jaeger <aj@suse.de>
5796 * configure.in: Define _GNU_SOURCE only when using the GNU C
5798 * configure: Regenerated.
5799 * config.in: Regenerated.
5801 2000-09-17 Mark Mitchell <mark@codesourcery.com>
5803 * cppinit.c (cpp_init): Don't use ANSI prototypes.
5804 * flow.c (flow_dump_loop): Likewise.
5805 (flow_loops_dump): Likewise.
5807 * c-typeck.c (c_start_case): Fix typo.
5809 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
5811 * c-decl.c (grokdeclarator): Don't give a warning about defaulting
5812 to int for plain complex which defaults to complex double. Do
5813 warn about defaulting to complex double if pedantic. Warn about
5814 complex integer types if pedantic. Warn about complex types if
5815 pedantic and not in C99 mode.
5816 * c-typeck.c (build_unary_op): If pedantic, warn about use of ~
5817 for complex conjugation.
5819 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
5821 * contrib.texi: Update my entry.
5823 Sun Sep 17 18:48:32 2000 Denis Chertykov <denisc@overta.ru>
5825 * config/avr/avr.md (mcu_enhanced): New attribute.
5826 (mcu_mega): Likewise.
5827 (extendhisi2): Use mcu_enhanced.
5828 (zero_extendhisi2): Likewise.
5829 (call_insn): Use mcu_enhanced and mcu_mega.
5830 (call_value_insn): Likewise.
5831 (*sbrx_branch): Use mcu_mega.
5832 (*sbrx_and_branchsi): Likewise.
5833 (*sbrx_and_branchhi): Likewise.
5834 (*tablejump_lib): Likewise.
5836 Sun Sep 17 10:46:17 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5838 * alias.c (true_dependence): Allow non-unchanging read to conflict
5839 with unchanging write.
5841 * expr.c (store_constructor_field): Accept ALIAS_SET arg.
5842 (store_constructor): Pass alias_set to it.
5844 * c-decl.c (grokdeclarator): Reorder tests to avoid looking at
5845 TYPE_MAIN_VARIANT of ERROR_MARK.
5846 * c-lex.c (readescape): Avoid using printf syntax we don't recognize.
5848 * simplify-rtx.c (simplify_unary_operation): Add cases
5849 FLOAT_EXTEND and FLOAT_TRUNCATE to ones that return 0.
5851 2000-09-17 Bernd Schmidt <bernds@redhat.co.uk>
5853 * expr.h (emit_library_call, emit_library_call_value): Delete
5855 * rtl.h (enum libcall_type): New.
5856 (emit_library_call, emit_library_call_value): Change fn_type arg to
5857 be of type enum libcall_type.
5858 * calls.c: Likewise for the function definitions. Several callers
5859 throughout changed to use the new enumeration appropriately.
5860 (emit_library_call_value_1): Likewise. Put back code to make libcall
5861 blocks of equal form, but only use it for the two new higher
5864 2000-09-16 Mark Mitchell <mark@codesourcery.com>
5866 Convert the C front-end to use function-at-a-time mode.
5867 * c-common.h: Include splay-tree.h.
5868 (C_DECLARED_LABEL_FLAG): New macro.
5869 (struct language_function): Add x_scope_stmt_stack and
5870 x_function_name_declared_p.
5871 (RECHAIN_STMTS): Move definition.
5872 (lang_statment_code_p): Likewise.
5873 (lang_expand_stmt): Likewise.
5874 (lang_expand_decl_stmt): New variable.
5875 (lang_expand_function_end): Likewise.
5876 (current_scope_stmt_stack): New function.
5877 (add_decl_stmt): Likewise.
5878 (add_scope_stmt): Likewise.
5879 (mark_stmt_tree): Likewise.
5880 (struct c_lang_decl): New structure.
5881 (DECL_SAVED_TREE): Define.
5882 (c_mark_lang_decl): New function.
5883 (c_expand_start_cond): Change prototype.
5884 (c_finish_then): New function.
5885 (c_finish_else): Likewise.
5886 (current_function_name_declared): Remove.
5887 (set_current_function_name_declared): Likewise.
5888 (mark_c_language_function): Declare.
5889 (case_compare): Likewise.
5890 (c_add_case_label): Likewise.
5891 (c_expand_expr): Likewise.
5892 (c_safe_from_p): Likewise.
5893 * c-common.c (lang_expand_function_end): New variable.
5894 (struct if_elt): Add if_stmt.
5895 (c_expand_start_cond): Add the if-statement to the statement-tree,
5896 rather than generating RTL.
5897 (c_finish_then): New function.
5898 (c_expand_start_else): Don't generate RTL.
5899 (c_finish_else): New function.
5900 (c_expand_expr_stmt): Don't generate RTL.
5901 (statement_code_p): Add SCOPE_STMT.
5902 (case_compare): New function.
5903 (c_add_case_label): Likewise.
5904 (mark_stmt_tree): Likewise.
5905 (c_mark_lang_decl): Likewise.
5906 (mark_c_language_function): Likewise.
5907 (c_expand_expr): Likewise.
5908 (c_safe_from_p): Likewise.
5909 * c-decl.c (c_stmt_tree): New variable
5910 (c_scope_stmt_stack): Likewise.
5911 (c_function_name_declared_p): Likewise.
5912 (lang_expand_expr_stmt): Remove.
5913 (poplevel): Don't call output_inline_function for nested
5915 (pushdecl): Don't set DECL_CONTEXT for a local declaration of an
5917 (redeclaration_error_message): Change means of computing whether
5918 or not a function is nested.
5919 (lookup_label): Don't call label_rtx.
5920 (init_decl_processing): Add more GC roots.
5921 (start_decl): Add DECL_STMTs to the statement-tree, rather than
5922 calling rest_of_decl_compilation.
5923 (finish_decl): Don't call expand_decl.
5924 (store_parm_decls): Begin the statement-tree, but don't generate
5926 (finish_function): Tie off the statement-tree. Call c_expand_body
5928 (c_expand_body): New function.
5929 (push_c_function_context): Save more information.
5930 (pop_c_function_contxt): Likewise.
5931 (copy_lang_decl): Now that we use DECL_LANG_SPECIFIC, copy it.
5932 (lang_mark_tree): Mark it.
5933 (current_stmt_tree): Adjust.
5934 (current_scope_stmt_stack): New function.
5936 (set_current_name_declared): Likewise.
5937 (c_begin_compound_stmt): Define.
5938 (c_expand_decl_stmt): Likewise.
5939 * c-lang.c: Include rtl.h and expr.h.
5940 (lang_init): Set more language-specific hooks.
5941 * c-lex.c: Include expr.h.
5942 * c-parse.in: Changes throughout to add statements to the
5943 statement-tree, rather than generating RTL after every statement.
5944 * c-semantics.c (lang_expand_decl_stmt): Define.
5945 (add_decl_stmt): New function.
5946 (add_scope_stmt): Likewise.
5947 (finish_stmt_tree): Tweak.
5948 (genrtl_expr_stmt): Likewise.
5949 (genrtl_decl_stmt): Handle local labels, and call
5950 lang_expand_decl_stmt if required.
5951 (genrtl_for_stmt): Fix line-number handling.
5952 (genrtl_case_label): Handle cleanups.
5953 (genrtl_asm_stmt): Don't call combine_strings.
5954 (genrtl_compound_stmt): Simplify.
5955 (expand_stmt): Handle SCOPE_STMTs.
5956 * c-tree.h (struct lang_decl): New structure.
5957 (C_DECLARED_LABEL_FLAG): Remove.
5958 (c_begin_compound_stmt): Declare.
5959 (c_expand_decl_stmt): Likewise.
5960 (c_expand_start_case): Rename to c_start_case.
5961 (c_finish_case): New function.
5962 * c-typeck.c (start_init): Tweak setting of
5963 constructor_incremental.
5964 (c_expand_asm_operands): Tweak error-handling. Add to the
5966 (c_expand_return): Add to the statement-tree.
5967 (c_expand_start_case): Rename to ...
5968 (c_start_case): ... this.
5969 (struct c_switch): New type.
5970 (switch_stack): New variable.
5971 (do_case): Simplify.
5972 (c_finish_case): New function.
5973 * dependence.c: Include expr.h.
5974 (enum dependence_type): Change spelling of enumerals.
5975 (check_node_dependence): Adjust.
5976 * expr.h (lang_safe_from_p): Declare.
5977 (safe_from_p): Likewise.
5978 * expr.c (lang_safe_from_p): New variable.
5979 (safe_from_p): Give it external linkage. Use lang_safe_from_p.
5980 * stmt.c (expand_expr_stmt): Avoid clobberring of last_expr_type.
5981 * toplev.c (rest_of_decl_compilation): Robustify.
5982 * tree.c (contains_placeholder_p): Likewise.
5983 * Makefile.in: Update dependencies.
5984 * objc/objc-act.h: Adjust calculation of value for dummy_tree_code.
5985 * objc/objc-act.c: Include rtl.h, expr.h, and c-common.h.
5986 (objc_expand_function_end): New function.
5987 (finish_method_def): Use it.
5988 (init_objc): Initialize more language-specific hooks.
5989 * objc/Make-lang.in: Update dependencies.
5991 2000-09-16 Geoffrey Keating <geoffk@cygnus.com>
5993 * configure.in: Define macros that affect features before
5994 testing for features. Don't define _XOPEN_SOURCE.
5995 * configure: Regenerated.
5996 * config.in: Regenerated.
5998 Sat Sep 16 19:42:50 EDT 2000 John Wehle (john@feith.com)
6000 * rtlanal.c (rtx_varies_p): Volatile asms vary.
6001 (rtx_unstable_p): Restructure code. Volatile asms
6004 Sat Sep 16 14:35:55 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6006 * function.h (no_debugging_symbols): New field.
6007 * integrate.c (save_for_inline): Renamed from save_for_inline_nocopy.
6008 Initialize no_debugging_symbols.
6009 (output_inline_function): Save and restore write_symbols and set from
6010 no_debugging_symbols.
6011 * toplev.c (rest_of_compilation): Call save_for_inline.
6012 * tree.h: Update comment.
6014 * stor-layout.c (place_field): Don't do anything if field or
6015 its type are ERROR_MARK.
6017 Sat Sep 16 19:14:00 2000 Laurynas Biveinis <lauras@softhome.net>
6019 * cppfiles.c (purge_cache): Use munmap only if MMAP_THRESHOLD defined.
6020 (read_include_file): Ensure inc->mmaped is initialized.
6022 2000-09-16 Richard Henderson <rth@cygnus.com>
6024 * cppiles.c (purge_cache): Use PTR not caddr_t.
6026 2000-09-16 Hans-Peter Nilsson <hp@axis.com>
6028 * gcc.c: In description for %{<S}, say the option removed is -S.
6029 * invoke.texi (Spec Files): Ditto.
6031 2000-09-16 Andreas Jaeger <aj@suse.de>
6033 * configure.in: Always define _GNU_SOURCE to make interfaces
6034 visible that were hidden by only defining _GNU_SOURCE.
6035 * configure: Regenerated.
6037 Sat 16-Sep-2000 08:13:45 BST Neil Booth <NeilB@earthling.net>
6039 * cpplex.c (push_macro_context): Set an argument's level after
6040 calling parse_args. We could loop infinitely otherwise.
6042 2000-09-15 Tom Tromey <tromey@cygnus.com>
6044 * configure, config.in: Rebuilt.
6045 * configure.in: Check for iconv.h. Define _XOPEN_SOURCE.
6047 2000-09-15 Greg McGary <greg@mcgary.org>
6049 * cppmacro.c (check_trad_stringification): Check token
6050 text pointers against limit before dereferencing.
6052 2000-09-15 Joseph S. Myers <jsm28@cam.ac.uk>
6054 * c-common.c (format_wanted_type): New structure.
6055 (check_format_types): New function.
6056 (check_format_info): Pass all checking of types of format
6057 arguments, including width and precision arguments, to this new
6060 2000-09-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6062 * BUGS: Remove file.
6064 2000-09-15 Jakub Jelinek <jakub@redhat.com>
6066 * config/alpha/alpha.c (override_options): ev6 cache latencies
6067 from Richard Henderson. Don't allow -mmemory-latency=L0.
6069 * config/alpha/alpha.h (TARGET_CPU_EV5, TARGET_CPU_EV6): Define.
6070 (TARGET_OPTIONS): Add tune=.
6071 (alpha_tune_string): Declare.
6072 * config/alpha/alpha.c (override_options): Add cpu_table.
6073 Use alpha_cpu_string first to set both alpha_cpu and target_flags
6074 and then alpha_tune_string to set alpha_cpu only.
6075 Replace tests for PROCESSOR_EV* with TARGET_CPU_EV* tests.
6076 * config/alpha/elf.h (ASM_FILE_START): Likewise.
6077 * config/alpha/osf.h (ASM_FILE_START): Likewise.
6078 * config/alpha/openbsd.h (ASM_FILE_START): Likewise.
6080 Fri Sep 15 19:45:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
6082 * i386-protos.h (no_comparison_operator, uno_comparison_operator):
6084 (ix86_comparison_operator, ix86_cc_mode): Declare
6085 * i386.h (CCGC, CCGCO): New modes.
6086 (SELECT_CC_MODE): Move offline to ....
6087 * i386.c (ix86_cc_mode): .... here; use new modes.
6088 (ix86_comparison_operator): New.
6089 (fcmov_comparison_operator): Ensure proper mode.
6090 (put_condition_mode): More sanity checking.
6091 (ix86_match_ccmode): Handle new modes.
6092 (ix86_expand_fp_compare): GEU requires CCmode.
6093 (ix86_expand_strlensi_unroll_1): Use emit_cmp_and_jump_insn instead of
6095 * i386.md (cmp?i_ccz_1): Remove
6096 (cmp?i_ccno_1): Use ix86_match_ccmode.
6097 (cmp?i_minus_1): New.
6098 (cmpsi_1): New expander.
6099 (cmpqi_ext_1): Use match_ccmode
6100 (cmpqi_ext_3): New expander.
6101 (cmpqi_ext_3_insn): Rename from cmpqi_ext_3.
6102 (cmpqi_ext_4): Use match_ccmode.
6103 (add?i_?): Use match_ccmode.
6105 (test?i_ccz_1): Remove
6107 (testsi_ccno_1, testqi_ccz_1, testqi_ext_ccno_0): New expander.
6108 (testqi_ext_0): Use ix86_match_ccmode.
6109 (*xorqi_cc_ext_1): Use ix86_match_ccmode.
6110 (xorqi_cc_ext_1): New expander.
6111 (shift patterns): Use CCGOCmode for all shifts except for sar.
6112 (setcc_?, jcc_?, miv?icc_nic): Use ix86_comparison_operator.
6113 (setcc_3, jcc_3, miv?icc_c): Remove.
6115 2000-09-15 Will Cohen <wcohen@redhat.com>
6117 * dwarf2out.c (add_const_value_attribute): Changed array into a
6118 xmalloced object, so it exists after function exit.
6119 (free_AT): Added case for dw_val_class_float to free allocated
6122 2000-09-15 Kazu Hirata <kazu@hxi.com>
6124 * config/i386/i386.md: Fix a comment typo.
6125 * gcc.c: Fix formatting.
6127 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
6129 * optabs.c (emit_libcall_block): If target is a user variable,
6130 copy to a temporary first.
6131 * expr.c (convert_move): When generating a libcall, make a libcall
6133 * calls.c (emit_library_call_value_1): Don't create a libcall
6134 sequence here; our caller will in most cases do it.
6136 * sh.h (SECONDARY_INPUT_RELOAD_CLASS): Handle moving T, MACL or
6138 (SECONDARY_OUTPUT_RELOAD_CLASS): Similar case.
6139 * sh.md (reload_outsf): Generate recognizable patterns for
6141 (floatsisf2, floatsisf2_ie, floatsisf2_i4, fix_truncsfsi2,
6142 fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i, fix_truncdfsi2,
6143 fix_truncdfsi2_i, extendsfdf2, extendsfdf2_i4, truncdfsf2,
6144 truncdfsf2_i4): Change not to use explicit references to fpul.
6145 (floatsisf2_ie): Remove USE of fpscr.
6146 (floatsisf2): Change default expansion to match this.
6147 (fix_truncsfsi2_i4_2, fix_truncdfsi2_i4 & splitters): Comment out
6150 2000-09-15 Richard Henderson <rth@cygnus.com>
6152 * expmed.c (store_bit_field): Consider naturally aligned
6153 memory for direct reference.
6155 2000-09-15 Richard Henderson <rth@cygnus.com>
6157 * config/alpha/alpha.c (alpha_expand_unaligned_load): Force all
6158 AND addresses into alias set 0.
6159 (alpha_expand_unaligned_store): Likewise.
6160 (alpha_expand_unaligned_load_words): Likewise.
6161 (alpha_expand_unaligned_store_words): Likewise.
6163 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
6165 * config/sh/sh.h (CPP_SPEC): For -m4-nofpu, define __SH4_NOFPU__.
6166 * config/sh/lib1funcs.asm (movstr_i4): Also compile if __SH4_NOFPU__
6168 * config/mips/mips.c (mips_va_arg): Args passed by reference have a
6169 rsize of UNITS_PER_WORD.
6171 Fri 15-Sep-2000 06:49:07 BST Neil Booth <NeilB@earthling.net>
6173 * cpplex.c (ON_REST_ARG): Correct the test.
6174 (maybe_paste_with_next): Duplicate a token that fail pasting,
6175 and clear its PASTE_LEFT flag, so that nested pasting attempts
6178 2000-09-14 Richard Henderson <rth@cygnus.com>
6180 * calls.c (precompute_register_parameters): Use COSTS_N_INSNS, not 2.
6181 * cse.c (rtx_cost): Likewise.
6182 * optabls.c (expand_binop): Likewise.
6183 (expand_twoval_binop, prepare_cmp_insn): Likewise.
6184 * regclass.c (copy_cost): Likewise.
6185 * reload1.c (reload_cse_move2add): Likewise.
6187 2000-09-14 Joseph S. Myers <jsm28@cam.ac.uk>
6189 * c-parse.in (reswords): Add _Complex.
6191 2000-09-14 J. David Anglin <dave@hiauly1.hia.nrc.ca>
6193 * gcc.1: Delete documentation for -undef preprocessor option.
6195 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
6197 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
6198 STARTFILE_SPEC, ENDFILE_SPEC): Remove define.
6199 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
6200 Remove undefine before config/elfos.h.
6201 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Comment out.
6203 2000-09-14 Kazu Hirata <kazu@hxi.com>
6205 * invoke.texi (H8/300 Options): Add -ms2600.
6206 * config/h8300.c (h8300_init_once): Output an error when -ms2600
6207 is used without -ms.
6208 * config/h8300.h (TARGET_MAC): New.
6209 (TARGET_SWITCHES): Add -ms2600 and -mno-s2600.
6210 (CONDITIONA_REGISTER_USAGE): Disable the mac register on any
6211 machine other than H8/S2600.
6212 * config/h8300.md: Accept mac instructions on the H8/S2600 instead
6215 2000-09-14 Alexandre Oliva <aoliva@redhat.com>, Bernd Schmidt <bernds@redhat.co.uk>
6217 * reload.c (find_reloads_address_1): Generate reloads for auto_inc
6218 pseudos that refer to the original pseudos, not only to their
6219 equivalent memory locations.
6221 Thu Sep 14 12:10:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6223 * expr.c (expand_expr, case COMPONENT_EXPR): Copy memory attributes
6224 when making new MEM.
6226 * Makefile.in (LN): Remove duplicate definition.
6228 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
6230 From Joern Rennecke:
6231 * local-alloc.c (update_equiv_regs): If there is no REG_EQUAL note
6232 on an insn and function_invariant_p returns nonzero for the source,
6233 add a REG_EQUAL note.
6235 Thu Sep 14 00:51:57 EDT 2000 John Wehle (john@feith.com)
6237 * alias.c (memrefs_conflict_p): An ADDRESSOF doesn't
6238 conflict with frame_pointer_rtx.
6240 2000-09-13 Kazu Hirata <kazu@hxi.com>
6242 * loop.c: Fix formatting.
6245 2000-09-13 Richard Henderson <rth@cygnus.com>
6247 * config/ia64/ia64.md (divsf3): New.
6248 (divsf3_internal_lat, divsf3_internal_thr): New.
6249 (divdf3, divdf3_internal_lat, divdf3_internal_thr): New.
6250 (divtf3, divtf3_internal_lat, divtf3_internal_thr): New.
6251 (adddf3_trunc, subdf3_trunc, muldf3_trunc): New.
6252 (madddf4_trunc, msubdf4_trunc, nmuldf3_trunc): New.
6253 (nmadddf4_alts, nmadddf4_trunc): New.
6254 (addtf3_truncsf, addtf3_truncdf, subtf3_truncsf): New.
6255 (subtf3_truncdf, multf3_truncsf, multf3_truncdf): New.
6256 (multf3_truncsf_alts, multf3_truncdf_alts): New.
6257 (maddtf4_truncsf, maddtf4_truncdf, maddtf4_alts_truncdf): New.
6258 (msubtf4_truncsf, msubtf4_truncdf, nmultf3_truncsf): New.
6259 (nmultf3_truncdf, nmaddtf4_truncsf, nmaddtf4_truncdf): New.
6260 (nmaddtf4_truncdf_alts): New.
6261 (recip_approx): Don't predicate.
6263 2000-09-13 Richard Henderson <rth@cygnus.com>
6265 * config/ia64/lib1funcs.asm (__divsf3): Protect fnorm.s with p6.
6267 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6269 * flags.h (flag_dump_rtl_in_asm): Declare.
6270 * toplev.c (flag_dump_rtl_in_asm): Define.
6271 (decode_d_option): Set flag_dump_rtl_in_asm and flag_print_asm_name
6272 if -dP is specified.
6273 * rtl.h (print_rtx_head): Declare.
6274 * print-rtl.c (print_rtx_head): Define.
6275 (print_rtx): Print the string pointed to by print_rtx_head
6276 at beginning of each dump line.
6277 (print_rtl): Likewise.
6278 (print_rtl_single): Likewise.
6279 * final.c (final_scan_insn): Dump the insn in the assembly
6281 * gcc.1: Document -dP option.
6282 * invoke.texi (Debugging Options): Likewise.
6284 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6286 * md.texi (Machine Constraints): Document the 68HC11 constraints.
6287 * install.texi (Configurations): Document the 68HC11&68HC12 port.
6288 * invoke.texi (Option Summary, M68hc1x Options): Document the options.
6290 Tue Sep 12 13:51:13 2000 Denis Chertykov <denisc@overta.ru>
6292 * config/avr/avr.h (ASSEMBLER_DIALECT): New macro declared.
6293 * config/avr/avr.md (*movstrqi_insn): Cleanup output template.
6294 (*clrstrqi): Likewise.
6295 (xorhi3,xorsi3,absqi2): Likewise.
6296 (one_cmplhi2,one_cmplsi2): Likewise.
6297 (addsi3): Two stupid constraint alternatives removed.
6298 (extendhisi2): Use `movw' for enhanced avr cores.
6299 (zero_extendhisi2): Likewise.
6301 Wed Sep 13 02:31:23 EDT 2000 John Wehle (john@feith.com)
6303 * alias.c (find_base_term): Use frame_pointer_rtx
6304 when handling an ADDRESSOF.
6306 * cse.c (canon_hash): Handle USE of BLKmode memory.
6307 (cse_insn): Outgoing arguments for a libcall don't
6308 affect any recorded expressions.
6310 2000-09-12 Tom Tromey <tromey@cygnus.com>
6312 * configure, config.in: Rebuilt.
6313 * configure.in: Check for iconv, nl_langinfo, langinfo.h.
6315 2000-09-12 Jakub Jelinek <jakub@redhat.com>
6317 * c-lex.c (lex_string): Use charwidth to compute bytemask.
6318 * expr.c (expand_expr): Don't optimize constant array references
6319 initialized with wide string constants.
6321 2000-09-13 Michael Hayes <mhayes@cygnus.com>
6323 * loop.c (note_set_pseudo_multiple_uses): Correct.
6325 2000-09-12 Jim Wilson <wilson@cygnus.com>
6327 * ifcvt.c (noce_process_if_block): If A and B are the same, and no
6328 else block, and X has side-effects, then fail.
6330 2000-09-12 Greg McGary <greg@mcgary.org>
6332 * config/mips/mips-protos.h
6333 (trap_cmp_op, mips_gen_conditional_trap): New func decls.
6334 * config/mips/mips.h (ISA_HAS_COND_TRAP): New macro.
6335 (PREDICATE_CODES): Add "trap_cmp_op".
6336 * config/mips/mips.c
6337 (trap_cmp_op, mips_gen_conditional_trap): New functions.
6338 * config/mips/mips.md (trap, conditional_trap): New patterns.
6340 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
6342 * flow.c (try_pre_increment_1): Don't do anything to sets of the stack
6345 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6347 * builtins.c (built_in_decls): New array.
6348 (expand_builtin_fputs): New function.
6349 (expand_builtin): Handle BUILT_IN_FPUTC and BUILT_IN_FPUTS.
6351 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTS): New members.
6353 * c-common.c (c_common_nodes_and_builtins): Handle fputc/fputs.
6355 * tree.h (built_in_decls): New array.
6357 Tue Sep 12 08:53:57 2000 Jeffrey A Law (law@cygnus.com)
6359 * convex.md: Use "+" instead of "=" for outputs wrapped in a
6361 * i370.md, i386.md, ns32k.md, sh.md, vax.md: Likewise.
6363 2000-09-12 Kazu Hirata <kazu@hxi.com>
6365 * haifa-sched.c: Fix formatting.
6367 * genattrtab.c: Fix formatting.
6369 * unroll.c: Fix formatting.
6371 2000-09-12 Bruce Korb <bkorb@gnu.org>
6373 * fixinc/fixfixes.c: make a type for the fix procedure & use it,
6374 remove obsolete code
6375 * fixinc/fixincl.c: Use PARAMS, not _P_. Add no-op default to switch.
6376 * fixinc/fixincl.tpl: make non-exported arrays static scope
6377 * fixinc/fixincl.x: regenerate
6378 * fixinc/fixlib.h: Use PARAMS, not _P_
6379 * fixinc/fixtests.c: make a type for the test proc & use it
6380 * fixinc/server.h: Use PARAMS, not _P_
6382 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6384 * c-typeck.c (process_init_element): Avoid union init warnings on
6385 floating point zero. Don't crash on unions containing structs.
6387 2000-09-12 Alexandre Oliva <aoliva@redhat.com>
6389 * config/sh/sh.h (PREDICATE_CODES): Add CONST_DOUBLE to
6390 general_movsrc_operand, and remove CONST_INT from
6391 general_movdst_operand.
6393 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
6395 * cse.c (approx_reg_cost): If SMALL_REGISTER_CLASSES, return INT_MAX
6396 if a reference to non-fixed hardreg is seen. Otherwise, count hard
6397 regs with a higher cost.
6398 (preferrable): Deal with cases where either cost or regcost is
6400 (cse_insn): Use MAX_COST rather than 10000. Always initialize
6402 (COSTS_N_INSNS): Move definition...
6404 (MAX_COST): New macro.
6405 * loop.c (init_loop): Use COSTS_N_INSNS macro instead of hardcoded
6408 2000-09-11 Mark Mitchell <mark@codesourcery.com>
6410 * c-common.h (genrtl_clear_out_block): Remove.
6411 * c-semantics.c (genrtl_clear_out_block): Remove.
6412 (genrtl_while_stmt): Don't call it.
6413 (genrtl_for_stmt): Likewise.
6415 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
6417 * cppfiles.c: Move all default-#defines to top of file.
6418 (open_include_file): Replace by lookup_include_file.
6419 (read_with_read, read_file): Merged into read_include_file.
6420 (stack_include_file, purge_cache): New functions.
6421 (close_cached_fd): Delete.
6422 (lookup_include_file, read_include_file, _cpp_pop_file_buffer):
6423 Cache the in-memory buffer, not the file descriptor.
6425 * cpphash.h (struct include_file): Add buffer, st, refcnt,
6427 (xcnew): New utility macro.
6428 (DO_NOT_REREAD, NEVER_REREAD): Move up by struct include_file.
6429 * cpplib.h (struct cpp_buffer): Remove mapped field.
6431 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
6433 * cpplex.c (parse_string): Accept backslash space newline as a
6435 (lex_line): Likewise.
6436 (_cpp_get_token): Remove hard limit on macro nesting.
6438 2000-09-12 Philipp Thomas <pthomas@suse.de>
6440 * aclocal.m4 (AM_WITH_NLS): Don't force use of included gettext.
6441 * configure: Rebuilt.
6443 2000-09-13 Michael Hayes <mhayes@cygnus.com>
6445 * flow.c (split_block): Fix update of registers live at
6448 Tue Sep 12 01:51:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
6450 * i386.md (add?i_3, add?i_5): New.
6451 (add?i_4): Rename from add?i_3; Fix compare pattern.
6452 (sub?i_3, xor?i_3, ior?i_3): New.
6454 * genrecog.c (write_tree): Output code to clear insn_extract cache.
6455 * genattrtab.c (write_attr_case): Gen call to extract_insn_cache
6456 instead of extract_insn and extract_constrain_insn_cache instead of
6457 extract_insn and constrain_operands.
6458 * recog.c (extract_insn_cached, extract_constrain_insn_cached):
6460 (extract_insn): Clear which_alternative.
6461 (constrain_operands): Set which_alternative to -1 when failed.
6462 * recog.h (extract_constrain_insn_cached, extract_insn_cached):
6465 2000-09-11 Matthew Hiller <hiller@redhat.com>
6467 * config/h8300/h8300.md (movstrictqi): Changed constraint modifier
6468 on operand 0 to '+'.
6469 (movstricthi): Likewise.
6471 2000-09-12 Michael Hayes <mhayes@cygnus.com>
6473 * loop.h (LOOP_IVS): New macro.
6474 (REG_IV_TYPE, REG_IV_INFO): Add ivs argument.
6475 (struct loop_ivs): New.
6476 (struct loop_info): Add ivs field.
6477 (reg_iv_type, reg_iv_info): Delete prototype.
6478 (reg_biv_class, loop_iv_list): Likewise.
6479 * loop.c (record_biv, find_life_end): Pass loop argument.
6480 (reg_iv_type): Remove global array and use
6481 field in loop_regs structure within loop_ivs structure.
6482 (reg_iv_info, reg_biv_class, loop_iv_list): Likewise.
6483 (first_increment_giv, last_increment_giv): Use entry in
6485 (record_initial): Pass ivs pointer.
6486 * unroll.c (copy_loop_body, remap_split_bivs): Add loop argument.
6488 2000-09-12 Michael Hayes <mhayes@cygnus.com>
6490 * loop.h (LOOP_REGS): New macro.
6491 (struct loop_regs): New.
6492 (struct loop_info): Add regs field.
6493 * loop.c (set_in_loop): Remove global array and store
6494 in loop_regs structure as part of loop_info structure.
6495 (n_times_set, may_not_optimize): Likewise.
6496 (reg_single_usage, moved_once): Likewise.
6497 (count_one_set): Add regs argument.
6498 (combine_movables, rtx_equal_for_loop_p, combine_givs): Likewise.
6499 (set_pseudo_multiple_uses): Pass regs pointer.
6501 2000-09-12 Michael Hayes <mhayes@cygnus.com>
6503 * unroll.c (iteration_info): Subsume into loop_iterations.
6504 * loop.h (loop_info): New field iv.
6506 2000-09-12 Michael Hayes <mhayes@cygnus.com>
6508 * basic-block.h (LOOP_TREE, LOOP_PRE_HEADER, LOOP_EDGES): New.
6509 (LOOP_EXITS_DOMS, LOOP_ALL): Likewise.
6510 (flow_loops_update): New prototype.
6511 (flow_loops_find): Add flags to prototype.
6512 (struct loop): Add `pre_header_root' and `pre_header_trace' fields.
6513 * flow.c (flow_loop_pre_header_scan): New.
6514 (flow_loop_dump): Dump pre-header root and trace and exit dominators.
6515 (flow_loop_free): Free pre-header root and trace and exit dominators.
6516 (flow_loops_find): New argument flags.
6517 (flow_loops_update): New function.
6518 * toplev.c (rest_of_compilation): Add flag argument to flow_loops_find.
6520 2000-09-12 Michael Hayes <mhayes@cygnus.com>
6522 * basic-block.h (split_block, update_bb_for_insn): New prototypes.
6523 * flow.c (split_block, update_bb_for_insn): New functions.
6525 2000-09-11 Richard Henderson <rth@cygnus.com>
6527 * cse.c (fold_rtx): Honor NO_FUNCTION_CSE.
6529 2000-09-11 Richard Henderson <rth@cygnus.com>
6531 * config/ia64/ia64-protos.h (fr_nonimmediate_operand): Declare.
6532 * config/ia64/ia64.c (fr_nonimmediate_operand): New.
6533 (ia64_override_options): Prevent optimizing division for both
6534 latency and throughput.
6535 (rtx_needs_barrier): Handle frcpa.
6536 * config/ia64/ia64.h (MASK_INLINE_DIV_LAT): New.
6537 (MASK_INLINE_DIV_THR, TARGET_INLINE_DIV_LAT): New.
6538 (TARGET_INLINE_DIV_THR, TARGET_INLINE_DIV): New.
6539 (TARGET_SWITCHES): Add -minline-divide-min-latency and
6540 -minline-divide-max-throughput.
6541 (PREDICATE_CODES): Update.
6542 * config/ia64/ia64.md (extendsidi2): Remove * from f case.
6543 (zero_extendsidi2): Likewise. Fix typo in f case insn.
6544 (extendsfdf2): Add cases for gr<->fr and fr<->mem.
6545 (extendsftf2): Likewise.
6546 (extenddftf2): Likewise.
6547 (fix_trunctfdi2_alts): New.
6548 (fixuns_trunctfdi2_alts): New.
6549 (madd*4): Rename from madd*3.
6550 (divsi3, modsi3, udivsi3, umodsi3): New.
6551 (divsi3_internal): New.
6552 (divdi3, moddi3, udivdi3, umoddi3): New.
6553 (divdi3_internal_lat, divdi3_internal_thr): New.
6554 (multf3_alts, maddtf4_alts, nmaddtf4_alts): New.
6555 (recip_approx): New.
6557 2000-09-11 Alexandre Oliva <aoliva@redhat.com>
6559 * print-rtl.c (debug_call_placeholder_verbose): New variable.
6560 (print_rtx) [CALL_PLACEHOLDER]: Dump all call sequences if it is
6562 * integrate.c (copy_rtx_and_substitute): Don't share
6563 LEAF_REG_REMAPpable registers with the inlined function. Don't
6564 share the function value with calling sequences.
6566 2000-09-11 Jakub Jelinek <jakub@redhat.com>
6568 * c-decl.c (do_case): Fix a typo.
6570 * combine.c (simplify_if_then_else): Don't convert a == b ? b : a
6571 to a if the comparison is floating mode and not -ffast-math.
6572 * simplify-rtx.c (simplify_ternary_operation): Likewise.
6574 Mon Sep 11 20:07:48 2000 J"orn Rennecke <amylaar@redhat.co.uk>
6576 * sh.h (INITIALIZE_TRAMPOLINE): Remove stray call to
6577 gen_ic_invalidate_line.
6579 2000-09-11 Philip Blundell <pb@futuretv.com>
6581 * config/arm/elf.h (SUBTARGET_CPP_SPEC): Don't define `arm_elf'.
6583 Mon Sep 11 10:48:41 2000 Ulrich Drepper <drepper@redhat.com>
6585 * install.texi (LANGUAGES): Update to include new languages.
6588 2000-09-11 DJ Delorie <dj@redhat.com>
6590 * gcc.c (main): Don't warn about unused -B prefixes
6591 (unused_prefix_warnings): remove
6593 2000-09-11 Kazu Hirata <kazu@hxi.com>
6595 * final.c: Fix formatting.
6597 * integrate.c: Fix formatting.
6599 2000-09-11 Geoff Keating <geoffk@cygnus.com>
6601 * alias.c (memrefs_conflict_p): An ADDRESSOF does conflict, sorry.
6603 2000-09-11 Bernd Schmidt <bernds@redhat.co.uk>
6605 * reload.c (regno_clobbered_p): Fix thinko in previous change.
6607 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6609 * gcc.1: Document 68hc11 specific options.
6611 2000-09-10 Geoff Keating <geoffk@cygnus.com>
6613 * config/rs6000/sysv4.h (MASK_LONG_DOUBLE_128): Define.
6614 (TARGET_LONG_DOUBLE_128): Define.
6615 (SUBTARGET_SWITCHES): Add -mlong-double-64 and -mlong-double-128.
6616 (LONG_DOUBLE_TYPE_SIZE): Redefine.
6617 (MAX_LONG_DOUBLE_TYPE_SIZE): Define.
6618 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on definition
6619 of __LONG_DOUBLE_128__.
6620 (CPP_SYSV_SPEC): Define __LONG_DOUBLE_128__ if -mlong-double-128
6622 (CPP_LONGDOUBLE_DEFAULT_SPEC): Define.
6623 (CPP_SYSV_DEFAULT_SPEC): Define.
6624 (SUBTARGET_EXTRA_SPECS): Add cpp_longdouble_default.
6625 (INIT_TARGET_OPTABS): Define.
6627 * config/rs6000/aix.h (RS6000_ITRUNC): Moved from rs6000.h.
6628 (RS6000_UITRUNC): Likewise.
6629 (INIT_TARGET_OPTABS): New macro.
6630 * config/rs6000/rs6000.c (rs6000_trunc_used): Delete.
6631 (trunc_defined): Delete.
6632 (output_prolog): Don't output .extern definitions for fp->int
6633 conversion routines, ASM_OUTPUT_EXTERNAL_LIBCALL will do it.
6634 * config/rs6000/rs6000.h (rs6000_trunc_used): Delete.
6635 (trunc_defined): Delete.
6636 (RS6000_ITRUNC): Moved to aix.h.
6637 (RS6000_UITRUNC): Likewise.
6638 * config/rs6000/rs6000.md (fix_truncdfsi2): Fail if it would
6639 only emit a libcall.
6640 (fixuns_truncdfsi2): Delete.
6641 (trunc_call): Delete.
6642 (trunc_call_rtl): Delete.
6644 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
6646 * varasm.c (make_decl_rtl): Restore leading star on
6647 DECL_ASSEMBLER_NAME set for decls with an asmspec.
6649 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
6651 * c-pragma.c (handle_pragma_pack): Correct parsing logic so it
6652 won't give a spurious error for '#pragma pack()'. Simplify
6653 control flow for readability. 'reset' action is not necessary.
6655 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
6657 * defaults.h: Provide default definitions for: CHAR_TYPE_SIZE,
6658 SHORT_TYPE_SIZE, INT_TYPE_SIZE, LONG_TYPE_SIZE,
6659 LONG_LONG_TYPE_SIZE, WCHAR_TYPE_SIZE, FLOAT_TYPE_SIZE,
6660 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE, and WCHAR_UNSIGNED.
6662 * cppexp.c, dwarfout.c, dwarf2out.c, emit-rtl.c, final.c, optabs.c,
6663 profile.c, sdbout.c, tradcif.y, tree.c:
6664 Include defaults.h if not already included.
6665 Don't define the above macros.
6667 * Makefile.in: Update dependencies.
6669 2000-09-10 Mark Mitchell <mark@codesourcery.com>
6671 * c-common.h (add_stmt): Change prototype.
6672 (RECHAIN_STMTS): New macro.
6673 (CASE_LABEL_DECL): Likewise.
6674 (genrtl_case_label): Change prototype.
6675 (c_expand_start_case): Remove prototype.
6676 (build_case_label): Change prototype.
6677 (decl_constant_value): Declare.
6678 * c-common.c (check_case_value): Handle C++'s extensions to C
6680 * c-commnon.def (CASE_LABEL): Add room for the CASE_LABEL_DECL
6682 * c-parse.in (stmt): Adjust handling of return statements and case
6684 * c-semantics.c (add_stmt): Return the new statement.
6685 (genrtl_return_stmt): Take the RETURN_STMT as input, not the
6686 returned expression. Directly generate RTL, rather than calling
6688 (genrtl_switch_stmt): Don't call c_expand_start_case.
6689 (build_case_label): Take the LABEL_DECL as input, too.
6690 (genrtl_case_label): Just call add_case_node.
6691 (expand_stmt): Adjust calls to genrtl_return_stmt and
6693 * c-tree.h (c_expand_start_case): Declare.
6694 * c-typeck.c (decl_constant_value): Give it external linkage.
6695 (c_expand_return): Don't call expand_return or expand_null_return;
6696 use genrtl_return_stmt instead.
6697 * stmt.c (struct nesting): Remove num_ranges field.
6698 (add_case_node): Give it external linkage.
6699 (expand_start_case): Don't set num_ranges.
6700 (expand_start_case_dummy): Don't clear it.
6701 (pushcase): Rely on add_case_node to handle `default' labels.
6702 (add_case_node): Handle `default' labels.
6703 * tree.c (tree_int_cst_compare): New function.
6704 * tree.h (tree_int_cst_compare): Declare.
6705 (add_case_node): Likewise.
6707 2000-09-10 Richard Henderson <rth@cygnus.com>
6709 * c-parse.in: Revert last change.
6710 (init_reswords): Do not enter disabled keywords into the ridpointers
6711 table, modulo objc weirdness.
6712 (_yylex): Return the canonical spelling for a keyword.
6714 2000-09-10 Philip Blundell <philb@gnu.org>
6716 * config/arm/arm.h (CPP_ISA_SPEC): Don't define `arm' or `thumb'.
6717 * config/arm/linux-elf.h (CPP_PREDEFINES): Don't define `__arm__'.
6719 Sun Sep 10 14:30:28 EDT 2000 John Wehle (john@feith.com)
6721 * alias.c (find_base_term): Handle ADDRESSOF.
6722 (memrefs_conflict_p): An ADDRESSOF doesn't conflict.
6724 2000-09-10 Denis Chertykov <denisc@overta.ru>
6726 * genoutput.c (output_insn_data): Translate <NEWLINE> to \n\ while
6727 outputting templates with many lines.
6729 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6731 * libgcc2.h: Use LONG_LONG_TYPE_SIZE instead of MIN_UNITS_PER_WORD
6732 to decide whether 64-bit support must be generated.
6734 2000-09-10 Richard Henderson <rth@cygnus.com>
6736 * c-parse.in (asm patterns): Fix volatile check.
6738 2000-09-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6740 * cppmacro.c (check_trad_stringification): New function.
6741 (save_expansion): If -Wtraditional, warn about stringification of
6744 2000-09-11 Michael Hayes <mhayes@cygnus.com>
6746 * loop.h (struct loop_mem_info): Move from loop.c
6747 (struct loop_info): Add fields store_mems, mems, mems_idx,
6748 mems_allocated, unknown_address_altered,
6749 unknown_constant_address_altered, num_mem_sets, and
6750 first_loop_store_insn.
6752 * loop.c (loop_store_mems): Replace with field in loop_info struct.
6753 (loop_mems, loop_mems_idx, loop_mems_allocated): Likewise.
6754 (unknown_address_altered, unknown_constant_address_altered): Likewise.
6755 (num_mem_sets): Likewise.
6756 (replace_loop_mems, replace_loop_regs): New.
6757 (struct loop_replace_args): New.
6758 (load_mems): Use replace_loop_mems.
6759 (try_copy_prop): Use replace_loop_regs.
6760 (replace_loop_reg, replace_loop_mem): Use loop_replace_args structure.
6762 2000-09-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6764 * configure.in: Recognize m6811-elf and m6812-elf.
6765 * configure: Regenerate.
6767 2000-09-09 Geoff Keating <geoffk@cygnus.com>
6769 * recog.c (validate_replace_rtx_1): Correct MODE parameter in call
6772 2000-09-10 Michael Hayes <mhayes@cygnus.com>
6774 * loop.c (struct movables): New.
6775 (num_movables): Move into struct movables.
6776 (the_movables): Change type to struct movables.
6777 (ignore_some_movables): Change struct movable arg to struct movables.
6778 (force_movables, combine_movables, regs_match_p): Likewise.
6779 (rtx_equal_for_loop_p, move_movables): Likewise.
6780 (scan_loop): Change movables to be of type struct movables.
6781 Replace last_movable with field in movables structure.
6783 2000-09-08 Zack Weinberg <zack@wolery.cumb.org>
6785 * c-pragma.c: Don't elide entire file if !HANDLE_GENERIC_PRAGMAS.
6786 (init_pragma): Avoid warning if pfile happens to be unused.
6787 * c-pragma.h: Never define HANDLE_GENERIC_PRAGMAS. Never
6788 define init_pragma to nothing. Always prototype
6789 init_pragma. Prototype dispatch_pragma if !USE_CPPLIB.
6791 * c-lex.c (process_directive): Always call dispatch_pragma.
6792 Initialize entering_c_header to 0.
6794 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6796 * config/m68hc11/m68hc11.md: New file, machine description for
6798 * config/m68hc11/m68hc11.h: New file, definitions for 68HC11 & 68HC12.
6799 * config/m68hc11/m68hc11.c: New file, functions for 68HC11 & 68HC12.
6800 * config/m68hc11/m68hc12.h: New file, definitions for 68HC12.
6801 * config/m68hc11/m68hc11-protos.h: New file.
6802 * config/m68hc11/m68hc11-crt0.S: New file, startup code.
6803 * config/m68hc11/t-m68hc11-gas: New file, makefile fragment.
6804 * config/m68hc11/xm-m68hc11.h: New file, target defs.
6805 * config/m68hc11/larith.asm: New file, libgcc routines.
6807 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6809 * Makefile.in (DPBIT_FUNCS): Add _usi_to_df.
6810 (FPBIT_FUNCS): Add _usi_to_sf.
6811 * config/fp-bit.c (usi_to_float): New function.
6812 * config/fp-bit.h (L_usi_to_sf, L_usi_to_df): Define.
6813 (usi_to_float): Add appropriate #define.
6815 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
6817 * i386-protos.h (sse_comparison_operator, mmx_reg_operand): Declare
6819 * i386.c (sse_comparison_operator, mmx_reg_operand): New functions.
6820 * i386.md (attr "type"): Add sse and mmx types.
6821 (attr "memory"): Handle them without a crash.
6822 (movsi_1, movdi_2): Allow MMX regs.
6823 (movdi splits): Don't split moves involving MMX regs.
6824 (setcc_4): Remove '*' from pattern name so we get a gen_setcc4.
6825 (movv4sf_internal, movv4si_internal, movv8qi_internal,
6826 movv4hi_internal, movv2si_internal, movv8qi, movv4hi, movv2si,
6827 movv4sf, movv4si, pushv4sf, pushv4si, pushv8qi, pushv4hi, pushv2si,
6828 sse_movaps, sse_movups, sse_movmskps, mmx_pmovmskb, mmx_maskmovq,
6829 sse_movntv4sf, sse_movntdi, sse_movhlps, sse_movlhps, sse_movhps,
6830 sse_movlps, sse_loadss, sse_movss, sse_storess, sse_shufps,
6831 addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, mulv4sf3, vmmulv4sf3,
6832 divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2, rsqrtv4sf2, vmrsqrtv4sf2,
6833 sqrtv4sf2, vmsqrtv4sf2, sse_andti3, sse_nandti3, sse_iorti3,
6834 sse_xorti3, maskcmpv4sf3, maskncmpv4sf3, vmmaskcmpv4sf3,
6835 vmmaskncmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
6836 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
6837 cvttps2pi, cvtsi2ss, cvtss2si, cvttss2si, addv8qi3, addv4hi3,
6838 addv2si3, ssaddv8qi3, ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3,
6839 subv4hi3, subv2si3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
6840 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
6841 mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3, mmx_uavgv8qi3,
6842 mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw, mmx_pshufw,
6843 eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3, gtv2si3, umaxv8qi3,
6844 smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3, ashrv2si3, lshrv4hi3,
6845 lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3, mmx_ashldi3,
6846 mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
6847 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
6848 mmx_punpckldq, emms, sfence, ldmxcsr, prefetch, stmxcsr, sse_clrti,
6849 mmx_clrdi): New patterns.
6851 2000-09-08 Richard Earnshaw <rearnsha@arm.com>
6853 * arm.c: Don't include tm.h directly.
6855 Fri Sep 8 14:34:56 MET DST 2000 Jan Hubicka <jh@suse.cz>
6857 * recog.c (validate_replace_rtx_1): Fix confusion about equality
6858 testing; simplify subregs of constants and nested subregs.
6860 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
6862 * config/sh/sh.md (symPLT_label2reg): Use operand3 for PIC reg.
6864 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
6866 * combine.c (combine_simplify_rtx): Try to simplify VEC_SELECT of a
6868 * rtl.texi (description of USE): Add note about possible pitfalls
6870 From Richard Henderson:
6871 * reload1.c (choose_reload_regs): Compute need_mode properly.
6873 2000-09-07 Richard Henderson <rth@cygnus.com>
6875 * config/ia64/lib1funcs.asm (__divsi3): Use .s1 for frcpa.
6876 (__modsi3, __umodsi3): Likewise.
6877 (__udivsi3): Likewise. Normalize the TFmode values.
6879 2000-09-07 Geoff Keating <geoffk@cygnus.com>
6881 * config/rs6000/sol-c0.c (_start): Declare `termfunc' parameter
6883 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Use cast to suppress
6886 Fri Sep 8 03:26:38 2000 J"orn Rennecke <amylaar@redhat.co.uk>
6888 * sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): Remove.
6889 (cmpeqdi_t): Add output pattern.
6890 (cmpeqdi_t+1): Don't split when not optimizing.
6891 Restore proper splitting operation.
6893 2000-09-07 Richard Henderson <rth@cygnus.com>
6895 * c-lex.c (process_directive): If not HANDLE_GENERIC_PRAGMAS,
6896 do not call dispatch_pragma.
6898 2000-09-07 Jim Wilson <wilson@cygnus.com>
6900 * reload.c (push_reload): Use CLASS_CANNOT_CHANGE_MODE_P in addition
6901 to CLASS_CANNOT_CHANGE_MODE.
6902 * config/ia64/ia64.h (CLASS_CANNOT_CHANGE_MODE_P): True only if the
6903 mode classes are different.
6905 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
6907 * cpplib.h (struct cpp_options): Add user_label_prefix member,
6908 left out of commit which removed cppulp.c.
6910 2000-09-07 Richard Henderson <rth@cygnus.com>
6912 * bb-reorder.c (fixup_reorder_chain): Add jump in new block
6913 after switch for CASE_DROPS_THROUGH.
6915 2000-09-07 Richard Henderson <rth@cygnus.com>
6917 * loop.c (strength_reduce): Call check_ext_dependant_givs.
6918 Properly extend the biv initial value for the giv.
6919 (record_biv): Zero ext_dependant.
6920 (record_giv): New argument ext_val. Update all callers.
6921 (general_induction_var): Likewise.
6922 (consec_sets_giv): Likewise.
6923 (simplify_giv_expr): Likewise. Fill in ext_val if we find
6924 a sign-extend, zero-extend, or truncate.
6925 (combine_givs_p): Make sure modes are compatible.
6926 (check_ext_dependant_givs): New.
6927 (extend_value_for_giv): New.
6928 * loop.h (struct induction): Add ext_dependant.
6929 * unroll.c (iteration_info): Extend the biv initial value for the giv.
6930 (find_splittable_givs): Likewise.
6931 (final_giv_value): Likewise.
6933 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
6935 * c-pragma.h: Define HANDLE_GENERIC_PRAGMAS if
6936 REGISTER_TARGET_PRAGMAS is defined. Duplicate some
6937 definitions from cpplib.h.
6938 * cpplib.h: Don't typedef struct cpp_reader if c-pragma.h has
6940 * tm.texi: Document HANDLE_PRAGMA as no longer supported. Add
6941 documentation for REGISTER_TARGET_PRAGMAS.
6943 * c-lex.c: Include cpplib.h before c-pragma.h. Define a
6944 default-pragma callback to implement -Wunknown-pragmas if
6946 * c-parse.in: Move all includes to top of file.
6947 * c-pragma.c: Include cpplib.h before c-pragma.h. Include
6949 (dispatch_pragma): Put the namespace in the -Wunknown-pragmas
6951 (init_pragma): If REGISTER_TARGET_PRAGMAS is defined, call it.
6953 * arm.h, arm-protos.h, arm.c,
6954 c4x.h, c4x-protos.h, c4x.c,
6955 h8300.h, h8300-protos.h, h8300.c,
6956 i370.h, i370-protos.h, i370.c,
6957 i960.h, i960-protos.h, i960.c,
6958 sh.h, sh-protos.h, sh.c,
6959 v850.h, v850-protos.h, v850.c: Convert HANDLE_PRAGMA-based
6960 pragmata scheme to use REGISTER_TARGET_PRAGMAS instead.
6962 * d30v.h: Don't mention HANDLE_PRAGMA in comment. Add
6963 multiple include guard.
6964 * i370.md (untyped_call): Use GEN_CALL.
6965 (umodsi3): Remove unused variable.
6966 * sh/elf.h: Don't undef HANDLE_SYSV_PRAGMA.
6967 * v850.c (output_move_single, output_move_double): Constify
6969 (print_operand): Constify a char *.
6970 * v850.h (struct small_memory_info): Constify name member.
6972 2000-09-07 Kazu Hirata <kazu@hxi.com>
6974 * config/h8300.h: Fix comment typos.
6975 * config/h8300/h8300.md: Likewise.
6976 * config/h8300/lib1funcs.asm: Likewise.
6978 Thu 07-Sep-2000 21:29:00 BST Neil Booth <NeilB@earthling.net>
6980 * Makefile.in: Remove references to cppulp.{c,o}.
6981 * cppinit.c (initialize_builtins, cpp_start_read,
6982 cpp_handle_option): Update to use cpp_options structure.
6985 2000-09-07 Joseph S. Myers <jsm28@cam.ac.uk>
6987 * c-common.c (time_char_table): Allow %#b and %#h.
6989 2000-09-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6991 * reorg.c (find_end_label): If the basic block reorder pass moves the
6992 return insn to some other place try to locate it again and put our
6993 end_of_function_label there.
6994 * reorg.c (relax_delay_slots): Check if find_end_label created a
6995 new label that invalidates the current optimazation.
6997 2000-09-07 Catherine Moore <clm@redhat.com>
6999 * unroll.c (unroll_loop): Check for unconditional jumps
7000 to loop continuation. Delete if n_iterations is 1.
7001 (ujump_to_loop_cont): New routine.
7003 2000-09-07 Bernd Schmidt <bernds@redhat.co.uk>
7005 * rtl.c (class_narrowest_mode): Add entries for MODE_VECTOR_INT and
7007 * reload.c (regno_clobbered_p): Accept new arg, MODE, and use it
7008 to handle multiword modes correctly. All callers and the declaration
7011 2000-09-06 Mark Mitchell <mark@codesourcery.com>
7013 * c-common.h (prep_stmt): Declare.
7014 (lang_expand_stmt): Likewise.
7015 * c-decl.c (lang_expand_stmt): Remove.
7016 * c-semantics.c (lang_expand_stmt): Define.
7017 (prep_stmt): New function.
7018 (expand_stmt): Handle common statement types here.
7020 2000-09-07 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>, Alexandre Oliva <aoliva@redhat.com>
7022 * configure.in (sh-*-linux*): Added.
7023 * configure: Rebuilt.
7024 * config/sh/t-linux: New file.
7025 * config/sh/sh.h (USERMODE_BIT): Define.
7026 (TARGET_USERMODE): Likewise.
7027 (TARGET_SWITCHES): New switches for the bits above.
7028 (INITIALIZE_TRAMPOLINE): Call __ic_invalidate in USERMODE.
7029 * config/sh/linux.h: New file.
7030 * config/sh/lib1funcs.asm (GLOBAL): Don't prefix symbols with
7031 underscore on linux.
7032 (L_sdivsi3, L_udivsi3): Define for linux.
7033 (L_ic_invalidate): Define.
7034 * invoke.texi (SH Options): Document -musermode.
7036 2000-09-07 Alexandre Oliva <aoliva@redhat.com>
7038 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't disable function
7039 CSE unless generating PIC.
7041 * config/sh/sh.md (symPLT_label2reg): Force the initialization of
7044 2000-09-06 H.J. Lu (hjl@gnu.org)
7046 * Makefile.in (clean_s1): Depend on stage_b.
7047 (clean_s2): Depend on stage_d. Don't remove $(VOL_FILES) in
7048 stage2. They are used for "make compare".
7050 2000-09-06 Mark Mitchell <mark@codesourcery.com>
7052 Move statement-tree facilities from C++ to C front-end.
7053 * c-common.h (c_tree_index): Add CTI_VOID_ZERO.
7054 (void_zero_node): New macro.
7055 (struct stmt_tree_s): New type.
7056 (stmt_tree): New typedef.
7057 (struct language_function): New type.
7058 (last_tree): New macro.
7059 (last_expr_type): Likewise.
7060 (walk_tree_fn): New typedef.
7061 (current_stmt_tree): New function.
7062 (begin_stmt_tree): Likewise.
7063 (add_stmt): Likewise.
7064 (finish_stmt_tree): Likewise.
7065 (statement_code_p): Likewise.
7066 (lang_statement_code_p): New variable.
7067 (walk_stmt_tree): New function.
7068 (STMT_IS_FULL_EXPR_P): New macro.
7069 * c-common.c (lang_statement_code_p): New variable.
7070 (c_common_nodes_and_builtins): Initialize void_zero_node.
7071 (statement_code_p): New function.
7072 (walk_stmt_tree): Likewise.
7073 * c-decl.c (language_function): Rename to ...
7074 (c_language_function): ... this. Include language_function.
7075 (push_c_function_context): Adjust accordingly.
7076 (pop_c_function_context): Likewise.
7077 (mark_c_function_context): Likewise.
7078 (current_stmt_tree): Define.
7079 * c-semantics.c (begin_stmt_tree): New function.
7080 (add_stmt): Likewise.
7081 (prune_unused_decls): Likewise.
7082 (finish_stmt_tree): Likewise.
7084 2000-09-06 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7086 * flow.c (insn_dead_p): Detect dead memory stores with auto increments.
7088 2000-09-06 Kazu Hirata <kazu@hxi.com>
7090 * calls.c: Fix formatting.
7092 2000-09-06 Graham Stott <grahams@cygnus.co.uk>
7094 * config/i386/i386.h (ADDRESS_COST): Fix typo.
7096 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
7098 Integrated preprocessor.
7100 * Makefile.in: Remove all references to c-parse.gperf,
7101 c-gperf.h, and c-parse.h. Remove -d from yacc command line
7102 generating c-parse.c. Update dependencies.
7103 * c-parse.gperf, c-gperf.h: Delete.
7105 * c-common.c: Don't define parse_options, cpp_token, yy_cur,
7106 yy_lim, or yy_get_token. Don't define get_directive_line if
7108 * c-common.h: Add multiple include guard. Define RID values
7109 for every keyword in C, C++, and Objective C. Put all the
7111 (struct c_fileinfo, get_fileinfo, dump_time_statistics): New.
7112 * c-decl.c (c_decode_option): Handle -lang-objc here.
7113 (print_lang_identifier): Handle C_IS_RESERVED_WORD case.
7114 (grokdeclarator): Adjust for new RID scheme.
7115 (extract_interface_info): New stub.
7116 * c-lang.c: Don't declare yy_cur or parse_options.
7117 (lang_init_options): Call cpp_init. Don't call
7119 (lang_init): Don't call check_newline if USE_CPPLIB.
7121 * c-lex.c: Don't include c-parse.h. Do include timevar.h.
7122 Elide lots of unnecessary code if USE_CPPLIB. Delete code
7123 rendered unnecessary by new architecture. Move routines not
7124 shared with C++ to c-parse.in. Maintain a local idea of the
7125 line number. Handle C++ as well as C.
7126 [USE_CPPLIB]: Declare and register callbacks for #ident and
7127 for entering/leaving files.
7128 (init_c_lex, c_lex): Are now the entry points to this file.
7129 (check_newline): Break out directive handling to
7131 (read_ucs, is_extended_char, utf8_extend_token): Moved here
7133 (readescape, parse_float): Overhaul.
7134 (lex_number, lex_string, lex_charconst): Break out of c_lex
7136 (get_fileinfo, update_header_times, dump_one_header,
7137 dump_time_statistics): New and/or moved here from C++.
7138 Support per-file data needed by C++ and per-header timing
7139 statistics (C++ only, at the moment).
7140 * c-lex.h: Update prototypes. Add multiple include guard.
7141 * c-tree.h (struct lang_identifier): Add rid_code field.
7142 (C_IS_RESERVED_WORD, C_RID_CODE): New.
7144 * c-parse.in: Include c-pragma.h. Remove unnecesary calls to
7145 reinit_parse_for_function and/or position_after_white_space.
7146 (save_filename, save_lineno): Look ahead before saving.
7147 (label -> identifier ':'): Save file and line before shifting ':'.
7148 (reservedwords): No need to call get_identifier.
7149 (init_parse, finish_parse, yyerror, yylex, yyprint,
7150 make_pointer_declarator): Are now here for C/ObjC.
7151 (rid_to_yy): Conversion table from RID constants to Yacc codes.
7153 * c-pragma.c: Rewrite parsing logic to fit with cpplib's
7154 #pragma registry. Provide dummy implementation of that
7155 interface if !USE_CPPLIB.
7156 * c-pragma.h: Update to match.
7158 * flags.h: Add multiple include guard.
7159 (flag_detailed_statistics): Moved here from C++.
7160 * toplev.c: Define flag_detailed_statistics.
7162 * gcc.c (C specs): Use %(trad_capable_cpp) for -E|-M|-MM case
7164 * timevar.def (TV_CPP, TV_LEX): New.
7165 * timevar.h: Add multiple include guard.
7167 * objc/lang-specs.h: Use %(trad_capable_cpp) for -E|-M|-MM case
7169 * objc/objc-act.c: Don't mention yy_cur or parse_options.
7170 Initialize cpplib properly. Force lineno to 0 after first
7171 call to check_newline. Don't handle -lang-objc here.
7172 Move forget_protocol_qualifiers and remember_protocol_qualifiers here.
7174 2000-09-06 David Edelsohn <edelsohn@gnu.org>
7176 * rs6000.md: Correct function unit definitions for cr_logical and
7178 (sCOND): Additionally fail for sgt, slt, sge, sle if !TARGET_POWER
7179 and use portable method for >=0 and floating point >=. Remove
7180 associated matchers.
7182 2000-09-06 Mark Mitchell <mark@codesourcery.com>
7184 * extend.texi: Mark named return value extension as deprecated.
7186 2000-09-06 Geoff Keating <geoffk@cygnus.com>
7188 * config/rs6000/rs6000.c (rs6000_reverse_condition): Return
7191 2000-09-06 Gabriel Dos Reis <gdr@codesourcery.com>
7193 * toplev.c (display_help): Fix thinko in documentation.
7195 * diagnostic.h (output_buffer::indent_skip): New fields.
7196 (output_indentation): New macro.
7198 * diagnostic.c (output_indent): New function.
7199 (output_set_prefix, clear_diagnostic_info): Use.
7200 (output_emit_prefix): Predict future indentation.
7202 2000-09-06 DJ Delorie <dj@redhat.com>
7204 * Makefile.in (stage_*): add more dependencies to ensure parallel
7205 builds build correctly
7207 2000-09-06 Manfred Hollstein <manfredh@redhat.com>
7209 * Makefile.in (bootstrap-lean): Depend on bootstrap-lean_g,
7210 not bootstrap-lean_f.
7212 2000-09-06 Andreas Schwab <schwab@suse.de>
7214 * mklibgcc.in: Emit rule for libgcc-stage-start.
7215 * Makefile.in (stage1-start, stage2-start, stage3-start,
7216 stage4-start): Don't handle libgcc here, use libgcc.mk instead.
7218 2000-09-06 Bernd Schmidt <bernds@redhat.co.uk>
7220 * local-alloc.c (local_alloc): Ignore CLASS_LIKELY_SPILLED.
7221 (update_equiv_regs): Likewise, except for the mn10200 kludge.
7222 (combine_regs): Likewise.
7224 * Makefile.in (cse.o): Depend on $(BASIC_BLOCK_H).
7225 * cse.c: Include "basic-block.h".
7226 (struct table_elt): New field REGCOST.
7227 (CHEAP_REG): Delete macro.
7228 (COST): Return 0 for REGs.
7229 (approx_reg_cost_1, approx_reg_cost, preferrable): New functions.
7230 (notreg_cost): Return 0 for appropriate SUBREGs.
7231 (COSTS_N_INSNS): Return N * 2.
7232 (rtx_cost): Return 0 for REGs, and use cost of nested rtx for cheap
7234 (CHEAPER): Use new function preferrable.
7235 (insert): Initialize REGCOST member.
7236 (find_best_addr): Use approx_reg_cost for estimation of register
7238 (cse_insn): Likewise.
7239 * loop.c (iv_add_mult_cost): New function.
7240 (add_cost, shift_cost, mult_cost): Delete variables.
7241 (init_loop): Don't initialize add_cost; reduce copy_cost by half.
7242 (strength_reduce): Use iv_add_mult_cost instead of fixed add_cost.
7243 Make code that detects autoinc opportunities slightly less optimistic.
7244 (simplify_giv_expr): If expression contains other reg that is also a
7245 giv, only increment benefit if this is the only use of that reg.
7246 (consec_sets_giv): Take that change into account.
7247 (combine_givs): Slightly more verbose output.
7249 * i386.h (RTX_COSTS): For MULT, return true cost of multiplication,
7250 not the cost of an equivalent shift.
7251 * sh-protos.h (addsubcosts): Declare.
7252 * sh.c (addsubcosts): New function.
7253 * sh.h (CONST_COSTS): If CONST_OK_FOR_I, then return 0.
7254 (RTX_COSTS): Tweak. Use addsubcosts.
7255 (ADDRESS_COST): Return higher cost for reg+reg addressing.
7257 2000-09-06 Geoff Keating <geoffk@cygnus.com>
7259 * config/rs6000/rs6000.c (validate_condition_mode): New function.
7260 (branch_comparison_operator): Call validate_condition_mode to
7261 abort rather than returning 0.
7262 (branch_positive_comparison_operator): New function.
7263 (scc_comparison_operator): Call validate_condition_mode to abort
7264 rather than returning 0.
7265 (ccr_bit): Call validate_condition_mode. Update for
7267 (print_operand): Delete %C modifier. Update %E case
7268 to use EQ bit not SO bit.
7269 (rs6000_reverse_condition): New function.
7270 (rs6000_generate_compare): New function.
7271 (rs6000_emit_sCOND): New function.
7272 (rs6000_emit_cbranch): New function.
7273 (output_cbranch): The length of a long branch insn is
7274 now only 8 bytes. Add validate_condition_mode. Use
7275 rs6000_reverse_condition. Remove cror generation.
7277 * config/rs6000/rs6000.h: Update comments.
7278 (PREDICATE_CODES): Add new predicate. Update codes used
7279 by branch_comparison_operator and scc_comparison_operator.
7280 * config/rs6000/rs6000-protos.h: Add prototypes for
7281 new external functions.
7282 * config/rs6000/rs6000.md: Add new scheduling parameters
7283 for cr_logical instructions. Change length of branch
7285 (bCOND patterns): Call rs6000_emit_cbranch.
7286 (sCOND patterns): Call rs6000_emit_sCOND.
7287 (branch patterns): Change lengths to 4.
7288 (cr logical patterns): New.
7290 2000-09-06 Richard Henderson <rth@cygnus.com>
7292 * config/i386/i386.md (call_pop): Fix test for setting
7293 current_function_uses_pic_offset_table.
7294 (call, call_value_pop, call_value): Likewise.
7296 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
7298 * timevar.c (timevar_add): Delete.
7299 (timevar_get): Also count time since the selected timer was
7300 last updated. Do not examine the timevar stack if the
7301 selected timer is standalone.
7303 2000-09-05 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7305 * gthr-dce.h (__gthread_objc_mutex_deallocate): Free mutex->backend.
7307 2000-09-05 Jason Merrill <jason@redhat.com>
7309 * c-decl.c (finish_incomplete_decl): Don't call complete_array_type
7310 for 'extern' arrays.
7312 2000-09-05 Richard Henderson <rth@cygnus.com>
7314 * config/ia64/lib1func.asm (__divtf3): Rebundle for Itanium.
7315 Eliminate final copy from non-trapping case.
7316 (__divdf3, __divsf3): Likewise.
7318 2000-09-05 Richard Henderson <rth@cygnus.com>
7320 * config/ia64/ia64.md (mulhi3): Fix typo last change.
7321 * config/ia64/lib1func.asm (__divdi3, __udivdi3, __umodsi3): Likewise.
7323 2000-09-03 Donn Terry <donn@interix.com>, Laurynas Biveinis <lauras@softhome.net>
7325 * Makefile.in: Restructure bootstrap stages to allow clean
7326 restart after failure.
7328 2000-09-05 Richard Henderson <rth@cygnus.com>
7330 * config/ia64.md (movsi and movdi patterns): Allow moves from
7331 8-bit constants to AR registers.
7333 2000-09-05 Richard Henderson <rth@cygnus.com>
7335 * config/ia64/ia64.md (mulhi3): New.
7337 2000-09-05 Richard Henderson <rth@cygnus.com>
7339 * config/ia64/ia64.h (INIT_TARGET_OPTABS): Remove.
7340 * config/ia64/lib1funcs.asm (__divdi3): Update from Intel IA-64
7341 Optimization Guide, minimum latency alternative.
7342 (__moddi3, __udivdi3, __umoddi3): Likewise.
7343 (__divsi3, __modsi3, __udivsi3, __umodsi3): Likewise.
7345 2000-09-05 Bruce Korb <bkorb@gnu.org>
7347 * fixinc/fixincl.c (load_file): always read header files
7348 with sizes that are a multiple of the page size.
7349 & use libiberty's getpagesize for determining that.
7351 2000-09-05 Alexandre Oliva <aoliva@redhat.com>
7353 * gcse.c (hash_string_1): Add prototype.
7354 * cse.c (canon_hash_string): Likewise.
7356 2000-09-04 Craig Newell <CraigN@ieee.org>
7358 * gcc.c: Undefine "__WCHAR_TYPE__" before redefining it.
7360 2000-09-04 Andreas Schwab <schwab@suse.de>
7362 * Makefile.in (STAGESTUFF): Remove libgcc.
7363 (stage1-start, stage2-start, stage3-start): Copy the contents of
7364 the libgcc directory explicitly.
7365 (mostlyclean): Clean libgcc.
7367 2000-09-04 Andrew Haley <aph@redhat.com>
7369 * dwarf2out.c: (stack_adjust_offset): New prototype.
7371 Wed Jan 1 00:23:59 MET 1997 Jan Hubicka <jh@suse.cz>
7373 * combine.c (make_extraction): Fix rtx_cost comparison to
7376 Wed Jan 1 00:17:32 MET 1997 Jan Hubicka <jh@suse.cz>
7378 * i386.md (pushsi2, pushhi2, pophi2, swapsf, swapdf,
7379 umulsi3_highpart, smulsi3_highpart, testqi_ccno_1, xorqi_ext_1):
7380 Add '*' to insn pattern name.
7382 2000-09-04 Jakub Jelinek <jakub@redhat.com>
7384 * cpplex.c (ON_REST_ARG): Check VAR_ARGS flag of current context,
7385 use posn - 1 to index into tokens array.
7386 (maybe_paste_with_next): Adjust caller.
7388 2000-09-03 Geoff Keating <geoffk@cygnus.com>
7390 * invoke.texi: Document the -mvxworks option for rs6000 ELF.
7392 * config/rs6000/rs6000.h: Update various comments about XER_REGNO.
7393 (REGNO_REG_CLASS): Use symbolic register
7396 2000-09-03 Richard Earnshaw <rearnsha@arm.com>
7398 * arm.c (final_prescan_insn): If the form of a jump insn isn't
7399 recognized, don't try to conditionally execute it.
7401 Sun Sep 3 13:10:56 2000 Denis Chertykov <denisc@overta.ru>
7403 * config/avr/avr.md ("*tablejump_lib"): New pattern.
7404 (call_value_insn): Right length claculation.
7405 (call_insn): Likewise.
7407 2000-09-02 Marek Michalkiewicz <marekm@linux.org.pl>
7409 * config/avr/avr-protos.h, config/avr/avr.c (unique_section,
7410 gas_output_limited_string, gas_output_ascii, output_movqi,
7411 output_movhi, out_movqi_r_mr, out_movqi_mr_r, out_movhi_r_mr,
7412 out_movhi_mr_r, out_movsi_r_mr, out_movsi_mr_r, output_movsisf,
7413 out_tstsi, out_tsthi, ret_cond_branch, ashlqi3_out, ashlhi3_out,
7414 ashlsi3_out, ashrqi3_out, ashrhi3_out, ashrsi3_out, lshrqi3_out,
7415 lshrhi3_out, lshrsi3_out, output_reload_inhi, output_reload_insisf,
7416 out_shift_with_cnt, ptrreg_to_str, cond_string, encode_section_info):
7417 Add "const" as needed to remove warnings.
7419 * config/avr/avr.c (avr_override_options, avr_init_once,
7420 function_prologue, function_epilogue, frame_pointer_required_p,
7421 class_likely_spilled_p, order_regs_for_local_alloc,
7422 avr_address_cost, avr_ret_register): Use K&R style arguments.
7423 (initial_elimination_offset, gas_output_limited_string):
7424 Remove ATTRIBUTE_UNUSED from the used arguments.
7425 (output_mov*, out_mov*_r_mr, out_mov*_mr_r, output_reload_insisf):
7426 Use local variables src, dest, base to access operands[].
7427 Rename reg_dest to reg_src if that's what it is.
7428 (output_movhi, output_movsisf): Optimize loading 8-bit immediate
7429 constants to LD_REGS if reg_was_0.
7430 (output_reload_insisf): Change arg 3 to insn length and set it.
7431 (out_movhi_r_mr, out_movhi_mr_r): Use in/out for more efficient
7432 access to 16-bit I/O register pairs.
7433 (avr_address_cost): Lower cost for the above case.
7434 (out_tsthi): Use "or" (faster) instead of "sbiw" if the operand
7435 may be clobbered, also for LD_REGS.
7436 (adjust_insn_length): Correct insn length for iorhi3 and iorsi3
7439 * config/avr/avr.h (PTRDIFF_TYPE): Make signed.
7441 * config/avr/avr.md: Change all uses of the TEST_HARD_REG_CLASS
7442 macro to test_hard_reg_class function.
7443 (*movsi, *movsf): Change "cc" attribute from "clobber" to "none"
7444 for loading immediate constants to LD_REGS.
7445 (andsi3, cmphi, cmpsi): Add return statements to avoid warnings.
7448 Sat Sep 2 13:58:23 2000 Marek Michalkiewicz <marekm@linux.org.pl>
7450 * config/avr/avr.md ("*negsi2"): substitute %@ to __zero_reg__
7451 * config/avr/libgcc.S: Lost part of the previous patch.
7453 2000-08-31 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7455 * gthr-dce.h (__gthread_objc_mutex_allocate): Create a pthread_mutex_t
7456 object before calling pthread_mutex_init.
7458 2000-09-02 Alexandre Oliva <aoliva@redhat.com>
7460 * config/sh/t-elf, config/sh/crt1.asm, config/sh/crti.asm,
7461 config/sh/crtn.asm: New files.
7462 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Set.
7463 (crt1.o, crti.o, crtn.o): New targets.
7464 * configure.in [sh-*-elf*, sh-*-rtemself*] (tmake_file): Added
7466 * configure: Rebuilt.
7467 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
7468 STARTFILE_SPEC, ENDFILE_SPEC, CRT_CALL_STATIC_FUNCTION): Define.
7469 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
7470 Undefine for config/elfos.h to redefine.
7471 (STARTFILE_SPEC, ENDFILE_SPEC): Redefine after config/elfos.h.
7473 2000-09-02 Alexandre Oliva <aoliva@redhat.com>, Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
7475 * config/sh/sh-protos.h (nonpic_symbol_mentioned_p,
7476 legitimize_pic_address, output_pic_addr_const): Declare.
7477 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Fix PIC register.
7478 (PREFERGOT_BIT, TARGET_PREFERGOT): Likewise.
7479 (TARGET_SWITCHES): New switch -mprefergot.
7480 (OVERRIDE_OPTIONS): Set flag_no_function_cse unless -mprefergot.
7481 (PIC_OFFSET_TABLE_REGNUM): Define.
7482 (GOT_SYMBOL_TABLE): Likewise.
7483 (LEGITIMIZE_ADDRESS): Use legitimize_pic_address.
7484 (ENCODE_SECTION_INFO): Define.
7485 (FINALIZE_PIC): New macros.
7486 (LEGITIMATE_PIC_OPERAND_P, SYMBOLIC_CONST_P): New macro.
7487 (ASM_OUTPUT_INT, ASM_OUTPUT_SHORT): Use output_pic_addr_const.
7488 * config/sh/sh.c (print_operand_address): Use output_pic_addr_const.
7489 (prepare_move_operands): Call emit_pic_move or
7490 emit_pic_const_move if appropriate.
7491 (output_far_jump): For PIC, use braf and output long offset.
7492 (machine_dependent_reorg):
7493 (sh_expand_prologue): Save and initialize the PIC register.
7494 (sh_expand_epilogue): Restore it.
7495 (initial_elimination_offset): Account for it.
7496 (nonpic_symbol_mentioned_p): New function.
7497 (legitimize_pic_address): Likewise.
7498 (output_pic_addr_const): Likewise.
7499 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): New insns.
7500 (call, call_value): Use them.
7501 (GOTaddr2picreg, sym_label2reg, symGOT2reg, symGOTOFF2reg,
7502 symPLT_label2reg): New expands.
7503 * invoke.texi (SH Options): Document -mprefergot.
7505 2000-09-01 Alexandre Oliva <aoliva@redhat.com>
7507 * rtl.h (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): New macro.
7508 * gcse.c (hash_string_1): New function.
7509 (hash_expr_1) <ASM_OPERANDS>: Disregard filename and line number.
7510 (expr_equiv_p) <ASM_OPERANDS>: Likewise.
7511 * cse.c (rtx_cost): Don't increase the cost of ASM_OPERANDS.
7512 (canon_hash_string): New function.
7513 (canon_hash) <ASM_OPERANDS>: Disregard filename and line number.
7514 (exp_equiv_p) <ASM_OPERANDS>: Likewise.
7515 (fold_rtx): Use ASM_OPERANDS accessor macros.
7516 * emit-rtl.c (copy_insn_1): Likewise.
7517 * integrate.c (copy_rtx_and_substitute): Likewise.
7518 * stmt.c (expand_asm_operands): Likewise. Give an
7519 ASM_OPERANDS rtx the mode of the output reg being set from it.
7521 2000-09-01 Fred Fish <fnf@be.com>
7523 * fix-header.c (write_rbrac): Add putc and getc to list of
7524 functions to protect against prior definition as a macro.
7526 2000-09-01 Joseph S. Myers <jsm28@cam.ac.uk>
7528 * c-common.h (enum c_tree_index): Add CTI_C_SIZE_TYPE.
7529 (c_size_type_node): Define.
7530 * c-decl.c (init_decl_processing): Initialize c_size_type_node.
7531 * c-common.c (enum format_lengths, enum format_std_version,
7532 format_length_info, format_type_detail, BADLEN, NOLENGTHS,
7533 format_kind_info, printf_length_specs, scanf_length_specs, T89_I,
7534 T99_I, T89_L, T99_LL, TEX_LL, T89_S, T89_UI, T99_UI, T89_UL,
7535 T99_ULL, TEX_ULL, T89_US, T89_F, T99_F, T89_D, T99_D, T89_LD,
7536 T99_LD, T89_C, T99_SC, T99_UC, T89_V, T94_W, TEX_W, T94_WI,
7537 TEX_WI, T99_ST, T99_SST, T99_PD, T99_UPD, T99_IM, T99_UIM,
7538 format_types): Define.
7539 (format_char_info, print_char_table, scan_char_table,
7540 time_char_table): Rearrange for new organization of information
7541 about format length modifiers and standard versions.
7542 (T_ST): Redefine to use c_size_type_node.
7543 (check_format_info): Obtain information about length modifiers and
7544 standard versions from tables. Adjust warning message wordings.
7545 Use the name from the user's program for `ll' and `hh' length
7546 modifiers in warning messages. Use more informative names for
7547 wanted types where available (for wchar_t, wint_t, size_t, signed
7548 size_t, ptrdiff_t, unsigned ptrdiff_t, intmax_t and uintmax_t).
7550 2000-09-01 Jim Wilson <wilson@cygnus.com>
7552 * calls.c (emit_call_1): Add REG_NORETURN note to call if ECF_NORETURN.
7553 * combine.c (distribute_notes): Handle REG_NORETURN.
7554 * rtl.c (reg_note_name): Add REG_NORETURN.
7555 * rtl.h (enum reg_note): Likewise.
7557 * config/ia64/ia64-protos.h (emit_safe_across_calls): Renamed from
7559 * config/ia64/ia64.c (emit_safe_across_calls): Likewise.
7560 (rtx_needs_barrier): Handle unspec_volatile 8 and 9.
7561 (emit_predicate_relation_info): Handle conditional calls with
7563 * config/ia64/ia64.h (ASM_FILE_START): Call emit_safe_across_calls
7564 instead of ia64_file_start.
7565 * config/ia64/sysv4.h (ASM_FILE_START): Likewise.
7566 * config/ia64/ia64.md (safe_across_calls_all,
7567 save_across_calls_normal): New patterns.
7569 * loop.c (check_final_value): Check for biv use before checking for
7570 giv use. Check for both biv and giv uses. Always set last_giv_use
7571 if there is a giv use.
7573 2000-09-01 Richard Henderson <rth@cygnus.com>
7575 * config/ia64/ia64.md (mulsi3): Use grfr_register_operand.
7576 (madddi3): Likewise.
7579 Fri Sep 1 10:59:47 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7581 * expr.c (clear_storage): Don't use emit_move_insn unless
7582 either BLKmode or proper size.
7583 (store_constructor): Don't call clear_storage if REG of wrong size.
7585 * flow.c (init_propagate_block_info): Don't mark frame dead at end
7586 of function if returns wiht stack pointer depressed.
7588 2000-09-01 Andrew Haley <aph@redhat.com>
7590 * dwarf2out.c (stack_adjust_offset): New function.
7591 (dwarf2out_stack_adjust): Break out stack adjust logic into
7592 new stack_adjust_offset function. Look inside parallels and
7593 sequences for stack adjustments.
7595 2000-08-31 Jeff Law <law@cygnus.com>
7597 * arm.md: Use no_new_pseudos to determine when it is safe
7598 to create new pseudo registers.
7600 * arm.c (legitimize_pic_address): Use no_new_pseudos to determine
7601 when we can safely allocate new registers.
7603 2000-08-31 Geoffrey Keating <geoffk@cygnus.com>
7605 * stmt.c (expand_asm_operands): Twiddle generating_concat_p
7606 so that CONCATs are not generated for ASMs.
7607 * emit-rtl.c (gen_reg_rtx): Don't generate CONCATs when
7608 not generating_concat_p.
7609 * function.c (pop_function_context_from): Reset
7610 generating_concat_p.
7611 (prepare_function_start): Likewise.
7612 * rtl.c (generating_concat_p): Define.
7613 * rtl.h (generating_concat_p): Declare.
7614 * toplev.c (rest_of_compilation): No CONCATs after RTL generation.
7616 2000-08-22 Philipp Thomas <pthomas@suse.de>
7617 Masanobu Yuhara <yuhara@flab.fujitsu.co.jp>
7619 * gmicro.h (TARGET_SWITCHES): Add descriptions and mark them
7622 2000-08-30 Greg McGary <greg@mcgary.org>
7624 * Makefile.in (fixinc.sh): Pass CC, CFLAGS and LDFLAGS to mkfixinc.sh
7625 * fixinc/Makefile.in (fixincl): Pass $(LDFLAGS) to $(CC).
7626 * fixinc/mkfixinc.sh: Pass $CC, $CFLAGS and $LDFLAGS to $MAKE.
7628 2000-08-30 Greg McGary <greg@mcgary.org>
7630 * tree.h (struct tree_int_cst): Wrap low and high in a sub-struct.
7631 (TREE_INT_CST_LOW, TREE_INT_CST_HIGH): Access through sub-struct.
7632 (TREE_INT_CST): New macro.
7633 * varasm.c (const_hash, compare_constant_1, record_constant_1):
7634 Use new macro TREE_INT_CST.
7636 Wed 30-Aug-2000 23:18:59 BST Neil Booth <NeilB@earthling.net>
7638 * contrib.texi: Add self.
7640 2000-08-30 Alexandre Oliva <aoliva@redhat.com>
7642 * config/sh/sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): New insns.
7643 (cmpeqdi_t splitter): Use cmpeqsi_and_t instead of emitting jumps
7646 2000-08-30 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7648 * fixinc/gnu-regex.c: Don't define `const'.
7650 Tue Aug 29 22:09:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7652 * expr.c (store_constructor): Allow variable bounds of array type.
7653 (expand_expr): Don't blow up if type is ERROR_MARK.
7654 * varasm.c (output_constructor): Don't access lower bound of array
7655 type unless need it if index is supplied (so it can be a variable
7656 if no index is supplied).
7657 Use tree_low_cst; use HOST_WIDE_INT for sizes; change BITPOS to POS.
7658 Other minor cleanups.
7660 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7662 * Makefile.in: Revamp handling of cflags to allow different WARN_CFLAGS
7663 for compilations in stage 1 and subsequent stages, respectively.
7664 * configure.in (vax): Add compiler-dependent CFLAGS for stage 1.
7665 * configure: Rebuilt.
7666 * x-vax, x-vax-gcc: Deleted.
7668 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
7670 * c-common.c (declare_function_name): Use func_id_node,
7671 function_id_node, and pretty_function_id_node. Do not make
7672 __func__ visible at file scope.
7673 * c-common.h (c_tree_index): Add CTI_FUNCTION_ID,
7674 CTI_PRETTY_FUNCTION_ID, and CTI_FUNC_ID.
7675 (function_id_node, pretty_function_id_node, func_id_node): New
7677 * c-decl.c (init_decl_processing): Initialize function_id_node,
7678 pretty_function_id_node, and func_id_node.
7679 (c_make_fname_decl): Correct comment.
7681 * tree.h (struct tree_identifier): Constify pointer member.
7683 * c-decl.c (pushdecl, implicit_decl_warning): Constify a char *.
7684 * c-pragma.h (struct weak_syms): Constify name and value members.
7685 (add_weak): Constify arguments.
7687 * calls.c (special_function_p): Constify a char *.
7688 (expand_call): Remove variable which is initialized and then
7690 * dependence.c (struct def_use, struct induction, struct subscript):
7691 Constify 'variable' member.
7692 (get_low_bound, have_induction_variable): Constify char * argument.
7693 (find_induction_variable): Add braces to avoid dangling else.
7694 (classify_dependence): Constify char * arrays.
7695 * profile.c (output_func_start_profiler): Constify a char *.
7696 * stor-layout.c (finalize_record_size): Constify a char *.
7697 * tree.c (is_attribute_p): Constify a char *.
7698 * varasm.c (add_weak, remove_from_pending_weak_list): Constify argument.
7700 * varasm.c (make_function_rtl, make_decl_rtl): Rearrange code
7701 for comprehensibility. Do not call get_identifier if we did
7702 not change the DECL_ASSEMBLER_NAME of the decl. Use alloca to
7703 create temporary string constants, not ggc_alloc_string. No
7704 need to copy result of ASM_FORMAT_PRIVATE_NAME. Use const
7705 char * to hold IDENTIFIER_POINTERs.
7707 2000-08-29 Richard Henderson <rth@cygnus.com>
7709 * config/ia64/ia64.md (muldi3): Use grfr_register_operand
7712 2000-08-29 Richard Henderson <rth@cygnus.com>
7714 * reload.c (push_secondary_reload): Allow class == reload_class
7715 if we're using a reload_in/out pattern.
7717 * config/ia64/ia64.md (reload_inti): Use a TImode scratch. Use
7718 the half that does not conflict with the reload register.
7719 (reload_outti): Likewise.
7721 2000-08-29 Kazu Hirata <kazu@hxi.com>
7723 * reload.c: Fix formatting.
7725 * stmt.c: Fix formatting.
7727 * gcc.c: Fix formatting.
7729 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
7731 * flags.h (time_report, mem_report): New global flags.
7732 * toplev.c: Define time_report and mem_report.
7733 (f_options): Add -ftime-report and -fmem-report.
7734 (compile_file): Turn on time_report if quiet_flag is off.
7735 Call ggc_print_statistics at very end if mem_report is on.
7736 * timevar.c (TIMEVAR_ENABLE): Examine time_report, not quiet_flag.
7738 * ggc-common.c (ggc_print_statistics): Rename to
7739 ggc_print_common_statistics; all callers changed. Scale
7740 quantities above 10K to kilobytes and above 10M to megabytes.
7741 * ggc-page.c (ggc_page_print_statistics): Rename to
7742 ggc_print_statistics. Report memory consumed by internal data
7743 structures for each allocation bucket. Scale quantities above
7744 10K to kilobytes and above 10M to megabytes.
7745 * ggc-simple.c: Prototype debug_ggc_tree to avoid warning.
7746 Cast PTR_KEY(p) to unsigned long in fprintf call to avoid warning.
7747 Define tally_leaves always.
7748 (ggc_print_statistics): New function.
7749 * ggc.h: Adjust for renamed functions.
7751 Wed Aug 30 00:11:42 2000 Denis Chertykov <denisc@overta.ru>
7753 * config/avr/avr.md ("*movsf","*movsi"): Pass NULL to
7754 output_movsisf instead of which_alternative.
7756 * config/avr/avr.c (output_reload_inhi): Check for NULL ponter.
7758 Tue Aug 29 22:29:58 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
7760 * config/avr/avr-protos.h: (avr_output_ascii) Removed.
7761 (avr_progmem_p): New prototype.
7762 (output_movsisf): Prototype declaration changed.
7763 (output_movqi): New prototype.
7764 (output_movhi): New prototype.
7765 (call_insn_operand): Likewise.
7766 (final_prescan_insn): Likewise.
7767 (avr_simplify_comparision_p): Likewise.
7768 (avr_normalize_condition): Likewise.
7769 (compare_eq_p): Likewise.
7770 (out_shift_with_cnt): Likewise.
7771 (const_int_pow2_p): Likewise.
7772 (output_reload_inhi): Prototype declaration changed.
7774 * config/avr/avr.c: (debug_hard_reg_set): Prototype declared.
7775 (ldi_reg_rtx): New. rtx for r31.
7776 (avr_init_stack): Initialize as "__stack".
7777 (function_prologue): Use it.
7778 Replace all TARGET_ENHANCED with AVR_ENHANCED.
7779 (avr_mcu_name): Initialize as "avr2".
7780 (avr_enhanced_p, avr_mega_p): New variables.
7781 (mcu_types, avr_override_options): Handle all known MCU types.
7782 Also handle avr1 (only preprocess, assemble and link).
7783 (print_operand): Using of `%K' in output template removed.
7784 (out_movqi_r_mr): Optimized.
7785 (out_movhi_r_mr): Likewise.
7786 (output_movqi): New function.
7787 (output_movhi): Likewise.
7788 (out_movsi_r_mr): Optimized.
7789 (output_movsisf): Compute insn length for `adjust_insn_length'
7790 (out_movqi_mr_r): Optimized.
7791 (out_movhi_mr_r): Optimized.
7792 (adjust_insn_length): Use output_movsisf, output_movqi,
7793 output_movhi for insn length adjusting.
7794 (reg_unused_after): Use dead_or_set_p.
7795 (preferred_reload_class): Now havn't any restriction.
7796 (reg_was_0): New function.
7797 (io_address_p): Likewise.
7798 (const_int_pow2_p): Likewise.
7799 (output_reload_inhi): Likewise.
7800 (output_reload_insisf): Likewise.
7802 * config/avr/avr.h (MULTILIB_DEFAULTS): Define.
7803 (LIB_SPEC): Use -lc for all supported devices.
7804 (LIBGCC_SPEC): Use -lgcc for all supported devices.
7805 (AVR_MEGA): Define as avr_mega_p.
7806 (AVR_ENHANCED): New, define as avr_enhanced_p.
7807 (TARGET_SWITCHES): Remove -menhanced, now handled by -mmcu=...
7808 (CPP_SPEC, LINK_SPEC): Handle all known MCU types.
7809 (CRT_BINUTILS_SPECS): Handle all known MCU types.
7810 Rename gcrt1-*.o to make file names unique on 8.3 filesystems.
7811 (EXTRA_SPECS): Add CPP_AVR[1-5]_SPEC.
7812 (ASM_SPEC): Pass -mmcu=... to the assembler.
7813 Change all -DAVR_* to -D__AVR_*__.
7814 (INIT_TARGET_OPTABS), config/avr/libgcc.S:
7815 Rename library functions to start with two underscores.
7816 (ASM_OUTPUT_COMMON): Outputs `.comm VAR,VAR-SIZE,1' to avoid
7818 (ASM_WEAKEN_LABEL): Declared for __attribute__((weak)).
7819 (SUPPORTS_WEAK): Likewise.
7820 (LDI_REG_REGNO): New. Register r31 will be used as temporary
7821 register for loading constants to r0-r14.
7823 * config/avr/avr.md: Replace all TARGET_ENHANCED with
7825 (*mov_r_sp): Removed. Handled by output_movhi.
7826 (*mov_sp_r): Likewise.
7827 (*mov_sp_r_no_interrupts): Likewise
7828 (*mov_sp_r_tiny): Likewise.
7829 (*movqi): Use output_movqi.
7830 (*reload_inqi): New.
7831 (*movhi): Use output_movhi.
7832 (*reload_inhi): New.
7833 (*negsi2): Optimized.
7834 (*negsf2): Likewise.
7835 Added peepholes (define_peephole2) for loading constants to r0-r14
7836 and for using `cpse' command.
7838 * config/avr/libgcc.S: Rename library functions to start with two
7840 Add support for enhanced core.
7841 (_moqhi3): Fix typo, now _modqi3.
7842 (__divsi_raw): Use __zero_reg__ as loop counter, smaller by 1 word.
7843 (__prologue_saves__): Remove test for stack adjust by 0.
7844 (__tablejump__): New.
7846 * config/avr/t-avr: Build libgcc2 with -mcall-prologues.
7847 Add multilib support.
7849 Tue Aug 29 15:17:54 EDT 2000 John Wehle (john@feith.com)
7851 * loop.c (prescan_loop): Don't check unknown_address_altered
7852 when deciding if insert_loop_mem is safe. Add BLKmode MEMs
7853 to loop_store_mems as necessary.
7854 (loop_invariant_p): Don't check unknown_address_altered
7855 or unknown_constant_address_altered.
7857 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7859 * vax.md (sltu, sgeu): Delete sltu and sgeu insn patterns.
7861 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
7863 * cpperror.c (print_file_and_line): If line is (unsigned int)-1,
7864 print just the filename.
7865 * cpplex.c (_cpp_run_directive): Add additional argument, the
7866 name to give the synthetic buffer. This defaults to
7867 translated "<command line>".
7868 * cpplib.c (cpp_define, cpp_undef, cpp_assert, cpp_unassert):
7870 (_cpp_define_builtin): New function.
7871 * cppinit.c (initialize_builtins): Use _cpp_define_builtin.
7872 * cpphash.h: Update prototypes.
7874 * tradcpp.c (main): Process -D and -U simultaneously, in the
7875 order they appeared on the command line.
7877 2000-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7879 * c-decl.c (define_label): Call warning_with_file_and_line and
7880 error_with_file_and_line instead of plain warning or error.
7882 * c-parse.in (label): Use save_filename/save_lineno to ensure
7883 correct values for calls to define_label.
7885 2000-08-29 Mark Mitchell <mark@codesourcery.com>
7887 * calls.c (expand_call): Don't create a VAR_DECL just to throw it
7889 * expr.c (expand_expr, case TARGET_EXPR): Don't call
7891 * tree.h (get_file_function_name): Remove two duplicate
7894 2000-08-28 Kazu Hirata <kazu@hxi.com>
7896 * tree.c: Fix formatting.
7898 * xcoffout.c: Fix formatting.
7900 2000-08-28 Jason Merrill <jason@redhat.com>
7902 * dwarf2out.c (attr_checksum): Also ignore DW_AT_producer.
7904 2000-08-28 Daniel Berlin <dberlin@redhat.com>
7906 * dwarf2out.c (dwarf2out_finish): Don't bother calling
7907 break_out_includes if it won't do anything.
7909 2000-08-28 Richard Henderson <rth@cygnus.com>
7911 * reload.c (push_secondary_reload): Revert 2000-08-16 change.
7912 (find_reloads): Likewise.
7913 * config/alpha/alpha.md (reload_inqi): Revert 2000-08-11 change.
7914 (reload_inhi): Likewise.
7916 2000-08-28 Richard Henderson <rth@cygnus.com>
7918 * config/i386/i386.c: Don't error on EXTRA_CONSTRAINT defined.
7919 (call_insn_operand): Don't expect a surrounding mem.
7920 (constant_call_address_operand): Likewise.
7921 * config/i386/i386.h (PREDICATE_CODES): Update.
7922 * config/i386/i386.md (call patterns): Move the match_operand
7923 for the call destination inside the mem.
7925 2000-08-28 Richard Henderson <rth@cygnus.com>
7927 * local-alloc.c (requires_inout): Don't use reserved range for
7928 EXTRA_CONSTRAINTS; use anything not matched by REG_CLASS_FROM_LETTER.
7929 * recog.c (asm_operand_ok): Likewise.
7930 (preprocess_constraints, constrain_operands): Likewise.
7931 * regclass.c (record_reg_classes): Likewise.
7932 * reload.c (find_reloads): Likewise.
7933 * reload1.c (maybe_fix_stack_asms): Likewise.
7934 (reload_cse_simplify_operands): Likewise.
7935 * stmt.c (expand_asm_operands): Likewise.
7937 * md.texi: Update constraints documentation.
7938 * tm.texi (EXTRA_CONSTRAINT): Update.
7940 2000-08-28 Daniel Berlin <dberlin@redhat.com>
7942 * dwarf2out.c (DIE_LABEL_PREFIX): Remove leading "__".
7943 (print_die): If we don't know the offset of the
7944 target die, try the symbol. Add a trailing newline.
7945 (reverse_all_dies): New fn.
7946 (dwarf2out_finish): Call it.
7947 (break_out_includes): Reorganize for clarity.
7948 (add_sibling_attributes): Don't call reverse_die_lists.
7949 (output_comp_unit): Rename from output_comdat_comp_unit. Use for
7951 * flags.h: Add flag_eliminate_dwarf2_dups.
7952 * toplev.c (f_options): Support -feliminate-dwarf2-dups.
7954 2000-08-28 Jason Merrill <jason@redhat.com>
7956 * dwarf2.h (DW_TAG_GNU_BINCL, DW_TAG_GNU_EINCL): New tags.
7957 * dwarf2out.c: #include "md5.h".
7958 (DIE_LABEL_PREFIX): New macro.
7959 (dw_val_struct): Add 'external' flag to val_die_ref.
7960 (add_AT_die_ref, AT_ref): Adjust.
7961 (AT_ref_external, set_AT_ref_external): New fns.
7962 (build_abbrev_table): Call set_AT_ref_external.
7963 (value_format): Call AT_ref_external.
7964 (die_struct): Add die_symbol field.
7965 (new_die): Clear it.
7966 (dwarf_tag_name): Handle BINCL/EINCL.
7967 (dwarf2out_start_source_file): Add BINCL DIE.
7968 (dwarf2out_end_source_file): Add EINCL DIE.
7969 (push_new_compile_unit, pop_compile_unit, clear_die_sizes): New fns.
7970 (loc_checksum, attr_checksum, die_checksum): New fns.
7971 (is_type_die, is_comdat_die, is_symbol_die): New fns.
7972 (compute_section_prefix, assign_symbol_names): New fns.
7973 (gen_internal_sym, output_die_symbol, output_symbolic_ref): New fns.
7974 (output_die): Call output_die_symbol and AT_ref_external.
7975 (output_comdat_comp_unit): New fn, split out from...
7976 (dwarf2out_finish): ...here. Also call add_sibling_attributes for
7978 (output_pubnames, output_aranges): Abort if we see entries from
7980 * toplev.h: Declare file_name_nondirectory.
7981 * toplev.c (file_name_nondirectory): New fn, moved from C++ frontend.
7982 (rest_of_type_compilation): Call dwarf2out_decl if at toplevel.
7983 (debug_start_source_file): Call dwarf2out_start_source_file
7984 regardless of debug verbosity.
7985 (debug_end_source_file): Similarly.
7986 * tree.h: Declare clean_symbol_name.
7987 * tree.c (clean_symbol_name): Split out from...
7988 (get_file_function_name_long): ...here.
7990 * dwarf2out.c (new_loc_descr): Use calloc.
7991 (splice_child_die): Remove the die from the right parent.
7992 (gen_struct_or_union_die): Don't add AT_name to a specification DIE.
7994 Mon Aug 28 19:02:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7996 * toplev.c (decode_g_option): Don't give warning for unknown -g
7997 option; return 0 instead.
7998 (main): If -g option is not recognized by front end or
7999 language-independent code, give warning.
8001 2000-08-28 Greg McGary <greg@mcgary.org>
8003 * config/i386/i386-protos.h (ix86_expand_compare): Add extern decl.
8004 * config/i386/i386.c (ix86_expand_compare): Remove `static'.
8005 * config/i386/i386.md (trap, conditional_trap): New insn & expand.
8007 2000-08-27 Greg McGary <greg@mcgary.org>
8009 * cpplex.c (parse_string): Don't look for backslash
8010 before first char in `namebuf'.
8011 * loop.c (strength_reduce): Skip NOTEs.
8013 2000-08-27 Jason Merrill <jason@redhat.com>
8015 * c-decl.c (duplicate_decls): Don't set TREE_STATIC or clear
8016 DECL_EXTERNAL on a local extern. Don't set DECL_IGNORED_P or
8017 TREE_ASM_WRITTEN, either.
8018 (finish_decl): Adjust.
8020 2000-08-28 Philipp Thomas <pthomas@suse.de>
8022 * ABOUT-GCC-NLS: Remove gettext patches from Paul Eggert as
8023 they have been incorporated into the gettext CVS. Change the text to
8024 reflect the current status of NLS. Add instructions for accessing
8025 the gettext CVS and add the patch from Martin v. Loewis.
8027 2000-08-27 Geoff Keating <geoffk@cygnus.com>
8029 * config/rs6000/rs6000.md (movdi_internal64+5): Make SUBREG-safe
8030 by using gen_lowpart_common.
8031 (movdi_internal64+6): Likewise.
8033 2000-08-26 Alexandre Oliva <aoliva@redhat.com>
8035 * tm.texi (FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION):
8038 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Remap register
8039 numbers to the ranges used by GDB.
8041 2000-08-25 Richard Henderson <rth@cygnus.com>
8043 * config/ia64/ia64.h (struct machine_function): Add n_varargs.
8044 * config/ia64/ia64.c (ia64_compute_frame_size): Use it.
8045 (ia64_expand_prologue): Likewise.
8046 (ia64_setup_incoming_varargs): Set it. Properly skip the current
8047 argument for stdargs.
8049 2000-08-25 Jason Merrill <jason@redhat.com>
8051 * integrate.c (expand_inline_function): Pull out the original decl.
8053 2000-08-25 Jim Wilson <wilson@cygnus.com>
8055 * cse.c (cse_insn): Don't pass label subtraction to force_const_mem.
8057 * function.c (gen_mem_addressof): Clear MEM_ALIAS_SET if no decl.
8059 2000-08-25 Greg McGary <greg@mcgary.org>
8061 * flow.c (dump_edge_info): Use ARRAY_SIZE.
8062 * config/alpha/alpha.c (alpha_expand_block_move): Likewise.
8064 2000-08-25 Richard Earnshaw <rearnsha@arm.com>
8066 * arm.h (STRUCT_VALUE): Define to 0, not NULL.
8068 Fri Aug 25 12:52:49 EDT 2000 John Wehle (john@feith.com)
8070 * i386.c (ix86_find_base_term): New.
8071 * i386-protos.h (ix86_find_base_term): Prototype.
8072 * i386.h (FIND_BASE_TERM): Define.
8073 * alias.c (find_base_term): Use it.
8074 * tm.texi (FIND_BASE_TERM): Document it.
8076 * alias.c (true_dependence, write_dependence_p): Unchanging
8077 memory can't conflict with non-unchanging memory.
8079 * alias.c (memrefs_conflict_p): A BLKmode reference
8080 to a symbol (or CONST_INT address) always conflicts
8081 with a reference to another symbol.
8083 2000-08-25 Joseph S. Myers <jsm28@cam.ac.uk>
8085 * c-common.c (time_char_table): Don't allow width and flags with
8088 2000-08-25 Jakub Jelinek <jakub@redhat.com>
8090 * config/i386/i386.c (ix86_expand_branch): Treat GE and GEU the same
8091 way as LT and LTU when the second operand has 0 in low word.
8093 2000-08-26 Michael Hayes <mhayes@cygnus.com>
8095 * basic-block.h (struct loop): Rename `exits' field to
8096 `exit_edges'. Add `entry_edges' and `num_entries' fields.
8098 * flow.c (flow_loop_exit_edges_find): Rename from flow_loop_exits_find.
8099 (flow_loop_entry_edges_find): Add.
8100 (flow_edge_list_print): Rename from flow_exits_print.
8101 (flow_loops_find): Call flow_loop_entry_edges_find.
8102 (flow_loop_dump): Dump entry_edges list.
8103 (flow_loops_free): Free entry_edges.
8105 2000-08-26 Michael Hayes <mhayes@cygnus.com>
8107 * loop.c (loop_dump_aux, debug_loop): New functions.
8108 (LOOP_BLOCK_NUM_1, LOOP_BLOCK_NUM, LOOP_INSN_UID): New macros.
8110 * flow.c (flow_loops_dump): Add callback parameter.
8111 (flow_loop_dump): Add callback parameter and call it. Move
8112 loop note debugging code to loop_dump_aux.
8114 * basic-block.h (flow_loop_dump): Add callback parameter
8115 (flow_loops_dump): Likewise.
8117 * toplev.c (rest_of_compilation): Add NULL callback function pointer
8118 to call to flow_loops_dump.
8120 2000-08-26 Michael Hayes <mhayes@cygnus.com>
8122 * loop.c (count_loop_regs_set): Replace start and end arguments
8123 with loop argument. All callers udated.
8125 2000-08-26 Michael Hayes <mhayes@cygnus.com>
8127 * loop.c (constant_high_bytes): Delete.
8129 2000-08-26 Michael Hayes <mhayes@cygnus.com>
8131 * loop.c (prescan_loop): Move checks for NOTE_INSN_LOOP_CONT
8132 and NOTE_INSN_LOOP_VTOP to...
8133 (find_and_verify_loops) ...here.
8135 Fri Aug 25 04:21:13 2000 Alexandre Oliva <aoliva@redhat.com>
8137 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Define default.
8138 (fini_dummy, init_dummy): Use it.
8140 Fri 25-Aug-2000 08:03:27 BST Neil Booth <NeilB@earthling.net>
8142 * cpplex.c (is_macro_disabled): Caller has already checked
8143 that we're not a preprocessed file.
8145 2000-08-24 Mark Mitchell <mark@codesourcery.com>
8147 * Makefile.in (C_AND_OBJC_OBJS): Remove c-iterate.o.
8148 (c-iterate.o): Remove target.
8149 * gcc/c-common.h (enum rid): Remove RID_ITERATOR.
8150 * gcc/c-decl.c (init_decl_processing): Remove call to init_iterators.
8151 (finish_decl): Don't handle iterators.
8152 (grokdeclarator): Likewise.
8153 * gcc/c-parse.gperf: Remove __iterator and __iterator__ keywords.
8154 * gcc/c-gperf.h: Regenerated.
8155 * gcc/c-iterate.c: Removed.
8156 * gcc/c-lex.c (init_lex): Don't handle iterators.
8157 * gcc/c-parse.in (primary): Remove pop_iterator_stack call.
8158 (compstmt_primary_start): Remove push_iterator_stack call.
8159 (stmt): Don't allow iterator statements. Replace iterator_expand
8160 with expand_expr_stmt.
8161 (all_iter_stmt): Remove.
8162 (all_iter_stmt_simple): Likewise.
8163 (all_iter_stmt_with_decl): Likewise.
8164 * gcc/c-tree.h (ITERATOR_P): Remove.
8165 (ITERATOR_BOUND_P): Likewise.
8166 (init_iterators): Remove declaration.
8167 (iterator_expand): Likewise.
8168 (iterator_for_loop_start): Likewise.
8169 (iterator_for_loop_end): Likewise.
8170 (iterator_for_loop_record): Likewise.
8171 (push_iterator_stack): Likewise.
8172 (pop_iterator_stack): Likewise.
8173 * gcc/c-typeck.c (decl_constant_value): Don't check ITERATOR_P.
8174 (readonly_warning): Likewise.
8175 * gcc/tree.h (ITERATOR_BOUND_P): Don't mention it.
8177 2000-08-24 Jim Wilson <wilson@cygnus.com>
8179 * c-common.c (decl_attributes, case A_ALIGN): Revert last change.
8180 Copy type in a TYPE_DECL, just like pushdecl does.
8182 2000-08-24 Richard Henderson <rth@cygnus.com>
8184 * toplev.c (main): Enable flag_reorder_blocks at -O2.
8186 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
8188 * ggc-page.c (alloc_page): If HAVE_MMAP_ANYWHERE and we're
8189 asked for one page, allocate GGC_QUIRE_SIZE of them and put
8190 the extras on the free list.
8191 (release_pages): Clean up.
8192 (ggc_set_mark): Don't adjust G.allocated here...
8193 (sweep_pages): ... do it here.
8195 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
8197 * cppfiles.c (read_include_file): Rearrange initializations.
8199 2000-08-24 Richard Henderson <rth@cygnus.com>
8201 * stmt.c (expand_asm_operands): Treat EXTRA_CONSTRAINT like g or X.
8203 * config/ia64/ia64-protos.h: Update.
8204 * config/ia64/ia64.c (gr_register_operand): New.
8205 (fr_register_operand, grfr_register_operand): New.
8206 (gr_nonimmediate_operand, grfr_nonimmediate_operand): New.
8207 (grfr_reg_or_8bit_operand): New.
8208 (gr_reg_or_0_operand): Rename from reg_or_0_operand and
8209 use gr_register_operand.
8210 (gr_reg_or_5bit_operand, gr_reg_or_6bit_operand): Likewise.
8211 (gr_reg_or_8bit_operand, gr_reg_or_8bit_adjusted_operand): Likewise.
8212 (gr_reg_or_8bit_and_adjusted_operand): Likewise.
8213 (gr_reg_or_14bit_operand, gr_reg_or_22bit_operand): Likewise.
8214 (fr_reg_or_fp01_operand): Likewise.
8215 (not_postinc_memory_operand): New.
8216 (ia64_split_timode): Remove unused variables.
8217 (rtx_needs_barrier): Check arguments to cmpxchg.
8218 (builtin_description): Remove.
8219 (bdesc_2argsi, bdesc_2argdi): Remove.
8220 (ia64_init_builtins): Declare all builtins directly.
8221 (ia64_expand_fetch_and_op): Rewrite to be called from
8222 ia64_expand_builtin directly. Use expand_binop and co.
8223 (ia64_expand_op_and_fetch): Likewise.
8224 (ia64_expand_compare_and_swap): Likewise.
8225 (ia64_expand_binop_builtin): Remove.
8226 (ia64_expand_lock_test_and_set): New.
8227 (ia64_expand_lock_release): New.
8228 (ia64_expand_builtin): Use them.
8229 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_S): New.
8230 (EXTRA_CONSTRAINT): Use it.
8231 (PREDICATE_CODES): Update.
8232 * config/ia64/ia64.md (*): Use gr_register_operand and co.
8233 (mf): Indicate that we set memory as well as use it.
8234 (fetchadd_acq_si): Show memory being modified as well.
8235 (fetchadd_acq_di, cmpxchg_acq_si, cmpxchg_acq_di): Likewise.
8236 (val_compare_and_swap_si, val_compare_and_swap_di): Remove.
8237 (lock_test_and_set_si, lock_test_and_set_di): Remove.
8238 (fetch_and_add_si, fetch_and_sub_si, fetch_and_or_si): Remove.
8239 (fetch_and_and_si, fetch_and_xor_si, fetch_and_nand_si): Remove.
8240 (fetch_and_add_di, fetch_and_sub_di, fetch_and_or_di): Remove.
8241 (fetch_and_and_di, fetch_and_xor_di, fetch_and_nand_di): Remove.
8242 (add_and_fetch_di, sub_and_fetch_di, or_and_fetch_di): Remove.
8243 (and_and_fetch_di, xor_and_fetch_di, nand_and_fetch_di): Remove.
8244 (add_and_fetch_si, sub_and_fetch_si, or_and_fetch_si): Remove.
8245 (and_and_fetch_si, xor_and_fetch_si, nand_and_fetch_si): Remove.
8246 * config/ia64/ia64intrin.h (*): Cast result to the appropriate
8247 return type. Pretty print definitions.
8249 2000-08-24 Jim Wilson <wilson@cygnus.com>
8251 * config/ia64/ia64.md (movdi): Don't call gen_movdi_symbolic if
8252 we have a SYMBOL_REF with SYMBOL_REF_FLAG set.
8254 2000-08-24 Jason Merrill <jason@redhat.com>
8256 * dwarf2out.c (AT_flag, AT_int, AT_unsigned, AT_string, AT_ref,
8257 AT_loc, AT_addr, AT_lbl): Abort on unsuitable input.
8258 (get_AT_low_pc, get_AT_hi_pc, get_AT_string, get_AT_flag,
8259 get_AT_unsigned, get_AT_ref): Don't call them if get_AT fails.
8261 2000-08-24 Greg McGary <greg@mcgary.org>
8263 * optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab,
8264 and extendtab within their proper array boundaries.
8265 * emit-rtl.c (init_emit_once): Pass `const_tiny_rtx' with bounds
8266 for the entire array.
8268 * config/arm/arm.c (arm_override_options): Use ARRAY_SIZE.
8269 * config/alpha/alpha.c (alpha_lookup_xfloating_lib_func): Likewise.
8270 * config/avr/avr.c (order_regs_for_local_alloc): Likewise.
8271 * config/fr30/fr30.c (fr30_print_operand): Likewise.
8272 * config/i386/dgux.c (output_options): Likewise.
8273 * config/i386/dgux.h (ASM_FILE_START): Likewise.
8274 * config/m88k/m88k.c (output_options): Likewise.
8275 * config/m88k/m88k.h (ASM_FILE_START): Likewise.
8276 * config/mcore/mcore.c (mcore_output_inline_const_forced,
8277 layout_mcore_frame, handle_structs_in_regs): Likewise.
8278 * config/mips/mips.c (output_block_move): Likewise.
8279 * config/rs6000/rs6000.c (rs6000_override_options,
8280 rs6000_file_start): Likewise.
8281 * config/sparc/sparc.c (sparc_add_gc_roots): Likewise.
8282 * fixinc/fixfixes.c (FIX_TABLE_CT): Likewise.
8283 * fixinc/fixtests.c (TEST_TABLE_CT): Likewise.
8284 * builtins.c (expand_builtin_setjmp): Likewise.
8285 * expr.c (safe_from_p): Likewise.
8286 * flow.c (life_analysis): Likewise.
8287 * fold-const.c (size_int_type_wide): Likewise.
8288 * gcc.c (translate_options, init_spec, set_spec, main): Likewise.
8289 * genattrtab.c (make_length_attrs): Likewise.
8290 * genopinit.c (gen_insn): Likewise.
8291 * genrecog.c (NUM_KNOWN_PREDS, NUM_SPECIAL_MODE_PREDS): Likewise.
8292 * global.c (global_alloc): Likewise.
8293 * local-alloc.c (find_free_reg): Likewise.
8294 * mips-tdump.c (print_symbol): Likewise.
8295 * mips-tfile.c (parse_def, parse_input): Likewise.
8296 * reload1.c (NUM_ELIMINABLE_REGS): Likewise.
8297 * stmt.c (expand_nl_goto_receiver): Likewise.
8298 * stor-layout.c (set_sizetype): Likewise.
8299 * varasm.c (decode_reg_name): Likewise.
8300 * toplev.c (decode_f_option, decode_W_option,
8301 set_target_switch, print_switch_values): Likewise.
8302 (NUM_ELEM): Remove macro.
8303 (display_help, main): s/NUM_ELEM/ARRAY_SIZE/
8305 2000-08-24 Greg McGary <greg@mcgary.org>
8307 * tree.h (enum tree_index): New member `TI_MAIN_IDENTIFIER'.
8308 (MAIN_NAME_P, main_identifier_node): New macros.
8309 * c-common.c (c_common_nodes_and_builtins): Init main_identifier_node.
8310 * c-decl.c (start_decl, grokdeclarator, start_function,
8311 store_parm_decls, finish_function): Use MAIN_NAME_P.
8312 * config/avr/avr.c (function_prologue, function_epilogue): Likewise.
8313 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
8314 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
8315 * config/pdp11/pdp11.c (output_function_prologue): Likewise.
8317 2000-08-24 Greg McGary <greg@mcgary.org>
8319 * cppfiles.c (actual_directory): Don't write beyond `dir'
8320 when it contains "".
8321 * real.c (asctoeg): Stay within bounds of etens[][].
8323 2000-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8325 * dependence.c (dependence_string, direction_string,
8326 dump_one_node, dump_node_dependence): Hide unused identifiers.
8327 (get_low_bound, normalize_coefficients): Match definition to
8329 (get_one_coefficient): Initialize variables `value0_is_idx' and
8331 (ziv_test, gcd_test): Mark parameters with ATTRIBUTE_UNUSED.
8332 (ziv_test): Delete variable `idx', use parameter `sub' instead.
8333 (direction_merge): Avoid automatic aggregate initialization.
8334 (have_dependence_p): Use `src' not `dest' to set `src_idx'.
8335 Initialize variables `dest_idx' and `src_idx'.
8336 (end_dependence_analysis): Avoid C89 style function definition.
8338 2000-08-24 Joseph S. Myers <jsm28@cam.ac.uk>
8340 * c-common.c (time_char_table): Don't allow width with %F.
8341 (check_format_info): Don't allow "Z" length with scanf.
8343 2000-08-24 Gabriel Dos Reis <gdr@codesourcery.com>
8345 * diagnostic.c (finish_diagnostic): Define.
8346 (output_do_printf): Use wrap_text instead of output_add_string.
8347 (default_print_error_function): Avoid embedded '\n'.
8349 * diagnostic.h (flush_diagnostic_buffer): Declare.
8351 2000-08-23 Alexandre Oliva <aoliva@redhat.com>
8353 * dependence.c: Replace `[][]' with `[][MAX_SUBSCRIPTS]'.
8355 2000-08-23 Hans-Peter Nilsson <hp@axis.com>
8357 * Makefile.in (GCC_PASSES): Add specs.
8359 2000-08-23 Jim Wilson <wilson@cygnus.com>
8361 * frame.h (IA64_UNW_EHANDLER, IA64_UNW_UHANDLER): New.
8362 * config/ia64/frame-ia64.c (__get_personality): Return zero if neither
8363 EHANDLER nor UHANDLER bit is set.
8364 (__get_except_table): Likewise.
8366 2000-08-23 Nick Clifton <nickc@redhat.com>
8368 * config/arm/lib1funcs.asm: Replace upper case condition codes
8369 with lower case versions.
8371 * config/arm/arm.h (STRUCT_VALUE): Define.
8372 (STRUCT_VALUE_REGNUM): Delete.
8374 2000-08-23 Zack Weinberg <zack@wolery.cumb.org>
8376 * cpphash.h (IN_I): New flag for directive table.
8377 * cpplib.c (DIRECTIVE_TABLE): Mark #define, #undef, #ident, and
8379 (_cpp_check_directive): If -fpreprocessed, execute directives
8380 marked with IN_I. Issue no warnings in this case.
8381 * cpplex.c (_cpp_get_token): Expand no macros if -fpreprocessed.
8383 2000-08-23 Joseph S. Myers <jsm28@cam.ac.uk>
8385 * c-common.c (print_char_table): Allow 'I' flag with %d, %i and
8387 (check_format_info): Support printf 'I' flag; warn about it with
8390 2000-08-23 Richard Earnshaw (rearnsha@arm.com)
8392 * arm.c (arm_expand_prologue): Ensure that the stack-adjustment
8393 barrier can't be ignored by the alias analysis code.
8395 2000-08-12 Eli Zaretskii <eliz@is.elta.co.il>
8397 * fixinc/inclhack.def (sysv68_string): Fix the Sed script so it
8398 works inside fixincl.
8400 Wed Aug 23 04:55:48 2000 Alexandre Oliva <aoliva@redhat.com>
8402 * simplify-rtx.c (simplify_rtx): Don't pass VOIDmode to
8403 simplify_relational_operation() unless both operands are of
8405 * cse.c (fold_rtx): Likewise.
8407 Tue Aug 22 23:53:27 EDT 2000 John Wehle (john@feith.com)
8409 * rtlanal.c (rtx_unstable_p): The pic register is stable
8410 (within one function) and the actual rtx should be used
8411 when checking the registers.
8412 (rtx_addr_can_trap_p): Pic memory addresses can't trap.
8414 * alias.c (true_dependence, write_dependence_p): Fix
8415 bug in previous patch.
8417 * i386.c (ix86_GOT_alias_set): New.
8418 (legitimize_pic_address): Use it.
8420 * rtlanal.c (rtx_unstable_p): An unchanging MEM is
8421 only stable if its address is stable.
8422 (rtx_varies_p): An unchanging MEM can't vary if
8423 its address doesn't vary.
8425 2000-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8427 * c-parse.in (unop +): Restrict -Wtraditional warnings to user code.
8429 2000-08-22 J. David Anglin <dave@hiauly1.hia.nrc.ca>
8431 * vax.h (ASM_SPEC): Pass `-J' to assembler.
8432 * x-vax-gcc: New file for bootstrapping with gcc.
8433 * x-vax: Use X_CFLAGS rather than X_CPPFLAGS to pass `-J'.
8434 * configure.in: Use x-vax-gcc with gcc.
8435 * configure: Rebuilt.
8437 Tue Aug 22 21:21:05 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
8439 * toplev.c (rest_of_compilation): Rebuild label notes after
8440 post-reload splitting pass if new labels have been created.
8442 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
8444 * diagnostic.h (output_buffer_state): New macro.
8445 * diagnostic.c (diagnostic_for_decl, sorry,
8446 default_print_error_function, output_do_verbatim,
8447 report_diagnostic, report_problematic_module): Use it.
8449 (output_format): Use wrap_text instead of maybe_wrap_text.
8451 2000-08-22 Nick Clifton <nickc@redhat.com>
8453 * config/arm/lib1funcs.asm (ARM_DIV_MOD_BODY): New macro.
8454 Common code for ARM divide and modulus functions.
8455 (THUMB_DIV_MOD_BODY): New macro. Thumb equivalent of
8457 (FUNC_END): New macro: Common code at the end of the division and
8459 (THUMB_FUNCTION_START): New macro: Common code at the start of
8461 (__divsi3, __udivsi3, __modsi3, __umodsi3): Use new macros.
8463 Tue Aug 22 20:34:52 2000 Kaz Kojima <kkojima@rr.iij4u.or.jp>
8465 * config/sh/sh.md (cmpeqdi_t splitter): Fix a reverse testing.
8467 * config/sh/sh.c (prepare_scc_operands): Apply force_reg to
8468 sh_compare_op1 when the mode is DImode and sh_compare_op1 isn't
8471 2000-08-22 Nick Clifton <nickc@redhat.com>
8473 * config/arm/lib1funcs.asm (__umodsi3): Before performing any
8474 restorative additions, test for bottom bits of IP being set,
8475 rather than relying upon the RORs not matching.
8478 2000-08-22 David Edelsohn <edelsohn@gnu.org>
8480 * aix.h (ASM_DECLARE_FUNCTION_NAME): Call named_section() or
8481 text_section() as appropriate instead of emitting text csect
8483 (TEXT_SECTION_ASM_OP): Only require default 32-bit alignment.
8484 (UNIQUE_SECTION): Define macro.
8485 (ASM_OUTPUT_SECTION_NAME): Define macro.
8486 * rs6000.c (rs6000_override_options): Disable -ffunction-sections
8487 on AIX if debugging and -fdata-sections always.
8489 2000-08-22 Steven King <sxking@uswest.net>
8491 * config/float-i386.h (LDBL_EPSILON): Remove __convert_long_double
8493 (LDBL_MAX): Same here.
8495 2000-08-22 Richard Henderson <rth@cygnus.com>
8497 * flow.c (tidy_fallthru_edge): Update b->end properly.
8499 2000-08-22 Stan Cox <scox@redhat.com>
8501 * Makefile.in (OBJS): Add dependence.o.
8502 * dependence.c: New file.
8504 2000-08-22 Alexandre Oliva <aoliva@redhat.com>, John David Anglin <dave.anglin@nrc.ca>
8506 * calls.c (check_sibcall_argument_overlap_1): Adjust for
8508 (check_sibcall_argument_overlap): Likewise.
8510 2000-08-22 Alexandre Oliva <aoliva@redhat.com>
8512 * invoke.texi (SH Options): Document -m4-nofpu,
8513 -m4-single-only, -m4-single, -m4, -mbigtable, -mfmovd,
8514 -mhitachi, -mnomacsave, -misize, -mpadstruct, -mspace.
8516 2000-08-22 Joseph S. Myers <jsm28@cam.ac.uk>
8518 * c-common.c (check_format_info): Give the 'some locales' warning
8519 for strftime %Ey rather than the unconditional 'only last 2 digits
8522 2000-08-22 Richard Henderson <rth@cygnus.com>
8524 * alias.c (init_alias_analysis): Do not register
8525 struct_value_incoming_rtx or static_chain_rtx as pointing
8528 Tue Aug 22 01:44:43 2000 Jeffrey A Law (law@cygnus.com)
8530 * protoize.c (munge_compile_params): Fix typo and formatting buglets.
8532 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
8534 * diagnostic.h (report_problematic_module): Declare.
8535 * diagnostic.c (report_problematic_module): New function.
8536 (report_error_function): Tweak.
8538 Tue Aug 22 02:31:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8540 * stmt.c (expand_goto_internal, fixup_gotos): Only check
8541 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
8543 2000-08-21 Richard Henderson <rth@cygnus.com>
8545 * flow.c (calculate_global_regs_live): Mark frame pointer live
8546 everywhere before reload.
8548 2000-08-21 Jim Wilson <wilson@cygnus.com>
8550 * real.c (ereal_from_int, ereal_from_uint, significand_size): Handle
8551 INTEL_EXTENDED_IEEE_FORMAT.
8552 (toe64): Delete INTEL_EXTENDED_IEEE_FORMAT support. Unconditionally
8553 clear last two bytes of output FP value.
8555 2000-08-21 Graham Stott <grahams@cygnus.co.uk>
8557 * config/ia64/ia64.h (REDO_SECTION_INFO_P): Change decl to DECL.
8559 2000-08-21 Jakub Jelinek <jakub@redhat.com>
8561 * unroll.c (loop_find_equiv_value): If ret is modified between
8562 insn and loop_start, ret might not be equivalent to reg.
8564 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
8566 * c-common.c (init_dollar_format_checking,
8567 maybe_read_dollar_number, finish_dollar_format_checking): New
8569 (dollar_arguments_used, dollar_arguments_count,
8570 dollar_first_arg_num, dollar_max_arg_used, dollar_format_warned):
8572 (check_format_info): Support $ formats for scanf and printf width
8573 and precision. Always increment format_chars to advance past the
8574 '*' of precision, not just when the format parameters are
8577 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8579 * mips.c (block_move_loop, expand_block_move,
8580 function_arg_partial_nregs, save_restore_insns, function_prologue,
8581 mips_expand_prologue, RA_MASK): Avoid using the `U' integer
8583 (function_arg_advance, function_arg): Match argument to format
8586 2000-08-21 Nix <nix@esperi.demon.co.uk>
8588 * gcc.c (do_spec_1): Implement %j spec flag.
8589 Remove dead comment.
8591 * gcc.texi (The Configuration File): Document HOST_BIT_BUCKET.
8592 * system.h (HOST_BIT_BUCKET): Default to "/dev/null".
8593 * config/i386/xm-dos.h (HOST_BIT_BUCKET): Define as "NUL".
8594 * config/i386/xm-os2.h, config/winnt/winnt.h: Likewise.
8596 * protoize.c (munge_compile_params): Use HOST_BIT_BUCKET (if
8597 writable) instead of hardcoded value.
8599 * toplev.c (compile_file): Output to a file even if -fsyntax-only.
8601 * gcc.c, config/i386/xm-dos.h, config/i386/xm-os2.h: Kill
8604 * gcc.c (cc1_options): Do not process -o or run the assembler if
8606 * objc/lang-spec.h: Likewise.
8608 2000-08-21 Eli Zaretskii <eliz@is.elta.co.il>
8610 * fixinc/fixincl.c (fix_with_system): Pipe the output of
8611 "external" fixes through `cat', to avoid truncating the input
8612 file by redirection.
8614 2000-08-21 Jakub Jelinek <jakub@redhat.com>
8616 * config/i386/i386.md (lea_general_1): Copy insn condition to split
8618 (lea_general_2, lea_general_3): Likewise.
8620 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8622 * c-decl.c (duplicate_decls, define_label): Restrict -Wtraditional
8623 warnings to user code.
8625 * c-lex.c (readescape, yylex): Likewise.
8627 * c-typeck.c (store_init_value, process_init_element): Likewise
8628 (c_expand_start_case): Format.
8630 2000-08-18 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
8632 * mips/linux.h (LINK_SPEC): Use %(endian_spec).
8634 * mips/mips.h: Change LINKER_ENDIAN_SPEC to ENDIAN_SPEC
8635 and linker_endian_spec to endian_spec.
8636 (ENDIAN_SPEC): Add %{EB} and %{EL}.
8637 (LINK_SPEC): Remove %{EB} and %{EL}.
8638 (ASM_SPEC): Likewise. Use %(endian_spec).
8640 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
8642 * c-tree.h (flag_hosted): Move declaration from here...
8643 * c-common.h (flag_hosted): ... to here.
8644 (flag_noniso_default_format_attributes): New declaration.
8645 * c-decl.c (flag_noniso_default_format_attributes): New variable.
8646 (c_decode_option): Set it appropriately for options choosing
8647 language standard variant.
8648 * c-common.c (init_function_format_info): Only provide default
8649 format attributes if flag_hosted. Only provide the gettext
8650 formats if flag_noniso_default_format_attributes. Update
8652 (check_format_info): Disable treatment of %a as a scanf flag in
8655 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
8657 * c-common.c (scan_char_table): Add 'w' to flags for all formats
8659 (check_format_info): Set 'wide' for scanf format widths. Warn for
8660 a zero scanf width. Make the check for writing into a constant
8661 object at the first level of indirection; at later levels, warn if
8662 any type qualifiers are encountered.
8664 Mon Aug 21 07:41:12 2000 Jeffrey A Law (law@cygnus.com)
8666 * reload.c (reload_inner_reg_of_subreg): New function broken out of
8668 (push_reload): Use reload_inner_reg_of_subreg.
8669 (combine_reloads): Do not combine reloads if the input reload
8670 is a SUBREG in which the inner part will need reloading.
8672 * global.c (global_alloc): Avoid passing dumpfile argument to
8674 * toplev.c (rest_of_compilation): Likewise.
8675 * reload.h (reload): Remove dumpfile argument. Callers changed.
8676 (debug_reload, debug_reload_to_stream): Move prototypes here.
8677 * rtl.h (reload): Remove dumpfile argument.
8678 * reload.c (debug_reload): Remove prototype.
8679 (debug_reload_to_stream): Likewise.
8680 * reload1.c: Avoid passing dumpfile around, rely on rtl_dump_file
8683 2000-08-21 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8685 * diagnostic.c (context_as_prefix): Export.
8686 (need_error_newline): Remove.
8687 (lang_diagnostic_starter, lang_diagnostic_finalizer): New objects.
8688 (error_module_changed, record_last_error_module,
8689 error_function_changed, record_last_error_function): New functions.
8690 (initialize_diagnostics): Default intialize
8691 lang_diagnostic_starter, lang_diagnostic_finalizer.
8692 (init_output_buffer): Tweak.
8693 (file_name_as_prefix): New function.
8694 (announce_function, default_print_error_function,
8695 report_error_function, set_diagnostic_context): Tweak.
8697 2000-08-21 Richard Earnshaw <rearnsha@arm.com>
8699 * flow.c (init_propagate_block_info): Handle SUBREG in a jump
8700 condition expression.
8702 2000-08-20 Richard Henderson <rth@cygnus.com>
8704 * flow.c (merge_blocks_nomove): Don't seek back past the bb note.
8706 2000-08-20 Zack Weinberg <zack@wolery.cumb.org>
8708 * cppinit.c (cpp_init): Set global flag when called.
8709 (cpp_reader_init): Bomb out if cpp_init hasn't been called.
8711 Sun Aug 20 01:41:35 2000 Dennis Chernoivanov <cdi@sparc.spb.su>
8713 * cpplex.c (cpp_scan_buffer): Move `output_line_command' just
8714 before `process_directive' so that newlines won't be missed
8716 (cpp_printf): Increment `print->lineno' when newline is emitted.
8718 * cppmain.c (cb_ident): Likewise.
8719 (cb_define): Likewise.
8720 (cb_undef): Likewise.
8721 (cb_include): Likewise.
8722 (cb_def_pragma): Likewise.
8723 (dump_macros_helper): Likewise.
8725 2000-08-20 Richard Henderson <rth@cygnus.com>
8727 * config/ia64/ia64.c (emit_insn_group_barriers): Stop if ar.lc
8728 assigned before a loop.
8730 * config/ia64/ia64.md (ashlsi3): Zero extend the shift count.
8731 (ashrsi3, lshrsi3): Likewise.
8733 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
8735 * c-lang.c: #include diagnostic.h
8736 (c_tree_printer): New function.
8737 (lang_init): Initialize lang_printer.
8739 * Makefile.in (c-lang.o): Depends on diagnostic.h
8741 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
8743 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic.
8745 * diagnostic.c (default_diagnostic_starter,
8746 default_diagnostic_finalizer): New functions.
8747 (diagnostic_for_asm, diagnostic_for_decl): Tweak.
8748 (pedwarn, pedwarn_with_file_and_line, error,
8749 error_with_file_and_line, fatal, warning,
8750 warning_with_file_and_line): Adjust call to report_diagnostic.
8751 (report_diagnostic): Rework.
8752 (set_diagnostic_context): New function.
8754 * diagnostic.h (struct diagnostic_context): New data structure.
8755 (diagnostic_message, diagnostic_argument_list,
8756 diagnostic_file_location, diagnostic_line_location,
8757 diagnostic_is_warning, diagnostic_starter, diagnostic_finalizer,
8758 diagnostic_finalizer, diagnostic_auxiliary_data): New macros.
8759 (set_diagnostic_context): Declare.
8760 (report_diagnostic): Change prototype.
8762 Sun 20-Aug-2000 09:25:45 BST Neil Booth <NeilB@earthling.net>
8764 * fix-header.c (main): Initialize cpplib.
8766 2000-08-19 Michael Meissner <meissner@redhat.com>
8768 * ifcvt.c (find_if_block): Do not assume that a THEN block has any
8769 instructions in it before checking for indirect jumps.
8771 * ifcvt.c (find_if_block): Do not consider a THEN block that ends
8772 in a indirect jump as a potential for conditional execution.
8774 * d30v.h (d30v_init_expanders): Don't declare here.
8775 * d30v-protos.h (d30v_init_expanders): Declare here with a valid
8778 Sat 19-Aug-2000 21:11:45 BST Neil Booth <NeilB@earthling.net>
8780 * cpp.texi: Add @section for assertions.
8782 Sat Aug 19 12:37:08 EDT 2000 John Wehle (john@feith.com)
8784 * loop.c (scan_loop): Use CONST_CALL_P instead of
8785 checking for REG_LIBCALL / REG_RETVAL.
8787 Sat Aug 19 09:18:47 2000 Jeffrey A Law (law@cygnus.com)
8789 * reload1.c (reload_as_needed): Accept dumpfile argument,
8790 pass it to emit_reload_insns.
8791 (emit_reload_insns): Add new dumpfile argument. If non-null
8792 then dump the reloads for each insn into the dumpfile.
8793 (reload): Pass dumpfile to reload_as_needed.
8795 * invoke.texi: Clean up linux-gnu vs linux comments.
8797 2000-08-19 Richard Henderson <rth@cygnus.com>
8799 * config/ia64/ia64.c (reg_or_5bit_operand): New.
8800 (ia64_depz_field_mask): New.
8801 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_R): New.
8802 (PREDICATE_CODES): Update.
8803 * config/ia64/ia64.md: Update commentary.
8804 (depz_internal): New.
8805 (ashlsi3): Implement directly.
8806 (ashrsi3, lshrsi3): Simplify; rely on extv and extzv for constants.
8807 (ashldi3): Use shladd.
8808 * config/ia64/ia64-protos.h: Update.
8810 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
8812 * toplev.c (independent_decode_option): Always process -g.
8813 Remove third argument, now unused. Adjust caller to match.
8815 2000-08-18 Richard Henderson <rth@cygnus.com>
8817 * combine.c (make_compound_operation): Break after creating
8820 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
8822 * cpplib.c (cpp_register_pragma_space): Just return if the
8823 namespace is already registered.
8825 2000-08-18 Ray Essick <essick@ddna.labs.mot.com> & Nick Clifton <nickc@redhat.com>
8827 * config/mcore/mcore.md (rotlsi3): Allow allow rotations by a
8828 constant amount. Do not generate ROTL instruction.
8830 Fri Aug 18 16:22:20 2000 Alexandre Oliva <aoliva@redhat.com>
8832 * config/sh/elf.h: Do not include sh/sh.h.
8833 * config/sh/rtems.h: Likewise.
8834 * config/sh/rtemself.h: Do not include sh/elf.h.
8835 * configure.in: Get them included with `tm_file's.
8836 * configure: Rebuilt.
8838 * config/sh/sh.md (fpu_switch0, fpu_switch1): Simplify.
8839 * config/sh/sh.c (fpscr_set_from_mem): Use them.
8841 Fri Aug 18 14:23:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8843 * stor-layout.c (compute_record_type): Don't use mode of single
8844 field as mode of record if not integer mode of same type.
8846 * regmove.c (perhaps_ends_bb_p): New function.
8847 (optimize_reg_copy_1, optimize_reg_copy_2): Call it.
8848 (optimize_reg_copy_3, fixup_match_2, regmove_optimize): Likewise.
8849 (fixup_match_1): Likewise.
8850 (fixup_match_1, combine_stack_adjustments_for_block): Add casts to
8851 avoid signed/unsigned warnings.
8853 * function.c (fixup_var_refs_1, case MEM): Update CODE after
8856 Fri 18-Aug-2000 18:33:45 BST Neil Booth <NeilB@earthling.net>
8858 * cpphash.h: Use HAVE_DESIGNATED_INITIALIZERS.
8859 (_cpp_trigraph_map): Declaration moved from cpplex.c
8861 * cppinit.c: Define _cpp_trigraph_map. Use UCHAR_MAX + 1
8862 instead of 256. Use consistent test for designated initializers.
8863 (cpp_init): Initialize trigraph_map.
8864 (initialize_standard_includes, parse_option): Use memcmp
8867 * cpplex.c (init_trigraph_map): Remove.
8868 (trigraph_ok, trigraph_replace, lex_line): Refer to
8871 * cpplib.c (str_match, WARNING, ERROR, ICE): Delete.
8872 (do_unassert): Remove unused "next" local.
8874 * system.h (HAVE_DESIGNATED_INITIALIZERS): New prototype.
8876 2000-08-18 Emmanuel Marty <emarty@suntech.fr>
8878 * arm/lib1funcs.asm (_umodsi3 THUMB VARIANT): Restore deleted return
8881 2000-08-17 Richard Henderson <rth@cygnus.com>
8883 * config/ia64/ia64.c (spill_restore_mem): Handle emitting
8884 the first insn in a sequence.
8886 Thu Aug 17 22:40:05 EDT 2000 John Wehle (john@feith.com)
8888 * alias.c (true_dependence, write_dependence_p): A read
8889 involving a label_ref or the constant pool doesn't create
8892 * rtl.h (unchanging): Improve documentation.
8894 2000-08-17 Rodney Brown <RodneyBrown@mynd.com>
8896 * cse.c (insert_regs): Remove unused `regno'.
8898 2000-08-17 Neil Booth <NeilB@earthling.net>
8900 * (cppinit.c) merge_include_chains: Use remove_dup_dir,
8901 remove_dup_dirs. If qtail == brack, remove brack not
8903 (remove_dup_dir, remove_dup_dirs): New functions.
8905 2000-08-17 Neil Booth <NeilB@earthling.net>
8907 * cppinit.c (cpp_cleanup): Free include dir chains.
8908 * cpplib.c (do_undef): Let _cpp_free_definition make the node void.
8909 (do_unassert): Free the assert with _cpp_free_definition.
8910 * cppmacro.c (_cpp_free_definition): Free memory allocated for
8911 assertions. Make the node a T_VOID node.
8913 2000-08-17 Neil Booth <NeilB@earthling.net>
8915 * cppinit.c (path_include, append_include_chain):
8916 Remove 2nd parameter (struct cpp_pending *).
8917 (path_include, initialize_standard_includes, cpp_handle_option):
8918 Update callers appropriately.
8919 (cpp_handle_option): Use pend.
8921 2000-08-17 Neil Booth <NeilB@earthling.net>
8923 * cppinit.c (sort_options): Remove, put functionality in
8926 (initialize_builtins): Free memory.
8927 (cpp_start_read): Move init_IStable to cpp_init.
8929 * cpplib.h (cpp_init): New prototype.
8930 * cppmain.c (main): Call cpp_init.
8932 Thu Aug 17 13:20:32 EDT 2000 John Wehle (john@feith.com)
8934 * rtlanal.c (rtx_unstable_p): Use CONSTANT_P.
8935 (rtx_unstable_p, rtx_varies_p): Process vectors.
8937 2000-08-16 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
8939 * config/sh/lib1funcs.asm (GLOBAL): Define. Use for all
8940 references to GLOBAL symbols. Use LOCAL where appropriate.
8942 2000-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8944 * configure.in (*-ibm-aix4.[12]*): Delete test for gnu ld. Always
8945 use t-aix41 when host == target.
8947 2000-08-16 Richard Henderson <rth@cygnus.com>
8949 * reload.c (push_secondary_reload): Revert last change.
8950 If we use a reload_in/out pattern, make the when the same
8951 as the primary reload.
8952 (find_reloads): Likewise.
8954 2000-08-16 Manfred Hollstein <manfredh@redhat.com>
8956 * configure.in (libstdcxx-v3): Fix test.
8957 * configure: Regenerate.
8959 Wed Aug 16 08:10:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8961 * calls.c (calls_function_1, expand_call): Only test
8962 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
8963 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8965 2000-08-16 Richard Henderson <rth@cygnus.com>
8967 * combine.c (simplify_shift_const): Revert previous two
8968 changes. If SHIFT_COUNT_TRUNCATED, crop the shift count
8969 before the main loop.
8971 2000-08-15 Richard Henderson <rth@cygnus.com>
8973 * combine.c (simplify_shift_const): Bound shift count when
8976 Tue Aug 15 17:33:05 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8978 * calls.c (ECF_SP_DEPRESSED): New macro.
8979 (calls_function_1): Treat calling sp-depressed function as alloca.
8980 (emit_call_1): Don't adjust SP if calling sp-depressed function.
8981 (expand_call): Set ECF_SP_DEPRESSED if TYPE_RETURNS_STACK_DEPRESSED.
8982 If sp-depressed, ensure block saves and restores SP.
8983 * fold-const.c (extract_muldiv): Only check TYPE_IS_SIZETYPE
8985 * function.c (keep_stack_depressed): New function.
8986 (thread_prologue_and_epilogue_insns): Call it.
8987 * print-tree.c (print_node): Use HOST_WIDE_INT_PRINT_UNSIGNED
8988 to print DECL_OFFSET_ALIGN.
8989 Print no-force-blk and transparent-union flags properly.
8990 * stmt.c (expand_goto_internal): Don't restore stack if last block
8991 and function returns with sp depressed.
8992 (fixup_gotos): Likewise.
8993 (save_stack_pointer): New function, from code in expand_decl.
8994 (expand_decl): Call new function.
8995 * tree.h (TYPE_IS_SIZETYPE): Call INTEGER_TYPE_CHECK.
8996 (TYPE_RETURNS_STACK_DEPRESSED): New macro.
8997 (save_stack_pointer): New declaration.
8999 * diagnostic.c (fatal_function): New variable.
9000 (set_fatal_function): New function.
9002 * diagnostic.h (set_fatal_function): New declaration.
9004 2000-08-15 William Cohen <wcohen@redhat.com>
9006 * config/sh/elf.h (DWARF2_DEBUGGING_INFO): Defined.
9007 (PREFERRED_DEBUGGING_TYPE): Set to dwarf2 info.
9008 (DWARF2_ASM_LINE_DEBUG_INFO): Defined.
9010 2000-08-15 Richard Henderson <rth@cygnus.com>
9012 * flow.c (mark_used_reg): Set reg_cond_reg appropriately.
9014 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
9016 * arm.c (arm_function_ok_for_sibcall): New function.
9017 * arm.h (FUNCTION_OK_FOR_SIBCALL): Define.
9018 * arm.md (call expanders): Don't check here for calls that can't
9021 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
9023 * arm.md (splits generating cond_exec): Disable.
9025 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
9027 * arm/linux-elf.h (text_section): Delete declaration.
9029 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
9031 ARM support for unordered FP operations.
9032 * arm-protos.h (arm_comparison_operator): Declare.
9033 * arm.c (arm_comparison_operator): New function.
9034 (arm_select_cc_mode): Add unordered comparison codes.
9035 (get_arm_condition_code): Likewise.
9036 (arm_final_prescan_insn): Can't handle unordered jumps that can't
9037 be done in one insn.
9038 * arm.h (PREDICATE_CODES): Add arm_comparison_operator.
9039 * arm.md (all uses of comparison_operator): Replace with
9040 arm_comparison_operator.
9041 (bunordered, bordered, bugt, bunlt, bunge, bunle, buneq, bltgt): New
9043 (arm_buneq, arm_bltgt, arm_buneq_reversed, arm_bltgt_reveresed): New
9046 Tue Aug 15 00:36:36 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
9048 * gthr-posix.h: Conditionally include <sched.h>; include
9049 <config.h> from libobjc/.
9051 2000-08-14 Richard Henderson <rth@cygnus.com>
9053 * config/i386/i386.c (legitimize_pic_address): Use Pmode
9056 2000-08-14 Richard Henderson <rth@cygnus.com>
9058 * configure.in (ia64-*): Set float_format for i386 long double.
9060 * real.c (GET_REAL): Treat 128-bit INTEL_EXTENDED_IEEE_FORMAT
9061 as we would for i386 XFmode.
9062 (PUT_REAL): Likewise.
9063 (endian, ereal_atof, real_value_truncate): Likewise.
9064 (ereal_isneg, toe64, etens, make_nan): Likewise.
9065 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Likewise.
9067 * config/ia64/ia64-protos.h: Update.
9068 * config/ia64/ia64.c (general_tfmode_operand): New.
9069 (destination_tfmode_operand): New.
9070 (tfreg_or_fp01_operand): New.
9071 (ia64_split_timode): New.
9072 (spill_tfmode_operand): New.
9073 (ia64_expand_prologue): Use TFmode not XFmode.
9074 (ia64_expand_epilogue): Likewise.
9075 (ia64_function_arg): Likewise.
9076 (ia64_function_arg_advance): Likewise.
9077 (ia64_return_in_memory): Likewise.
9078 (ia64_function_value): Likewise.
9079 (ia64_print_operand): Likewise.
9080 (ia64_register_move_cost): Set GR<->FR to 5.
9081 (ia64_secondary_reload_class): Get GR for TImode memory op.
9082 * config/ia64/ia64.h (ROUND_TYPE_SIZE): Remove.
9083 (ROUND_TYPE_ALIGN): Remove.
9084 (LONG_DOUBLE_TYPE_SIZE): Set to 128.
9085 (INTEL_EXTENDED_IEEE_FORMAT): Define.
9086 (HARD_REGNO_NREGS): Use TFmode, not XFmode.
9087 (HARD_REGNO_MODE_OK): Likewise. Disallow TImode in FRs.
9088 (MODES_TIEABLE_P): Use TFmode, not XFmode.
9089 (CLASS_MAX_NREGS): Likewise.
9090 (ASM_OUTPUT_LONG_DOUBLE): Output by 4 byte hunks.
9091 (PREDICATE_CODES): Update.
9092 * config/ia64/ia64.md (movti): New.
9093 (movti_internal): Use a clobber for memory alternatives.
9094 (reload_inti, reload_outti): New.
9095 (movsfcc_astep): Predicate properly.
9096 (movdfcc_astep): Likewise.
9099 (extendsftf2, extenddftf2): New.
9100 (trunctfsf2, trunctfdf2): New.
9101 (floatditf2, fix_trunctfdi2): New.
9102 (floatunsditf2, fixuns_trunctfdi2): New.
9103 (addtf3, subtf3, multf3, abstf2): New.
9104 (negtf2, nabstf2, mintf3, maxtf3): New.
9105 (maddtf3, msubtf3, nmultf3, nmaddtf3): New.
9107 (fr_spill): Use TFmode, not XFmode.
9108 (fr_restore): Likewise.
9109 * config/ia64/lib1funcs.asm (__divtf3): New.
9110 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add it.
9112 2000-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9114 * cse.c (fold_rtx): Avoid empty body in an if-statement.
9116 * doloop.c (doloop_iterations_max, doloop_modify): Avoid using the
9117 `U' integer constant suffix.
9119 * dwarf2out.c (add_subscript_info): Avoid empty body in an
9122 * sparc/sol2.h (__enable_execute_stack): Prototype.
9124 2000-08-14 David Edelsohn <edelsohn@gnu.org>
9126 * collect2.c: Remove use of AIX import file.
9128 * longlong.h: Test ARCH_PWR not ARCH_POWER.
9130 * rs6000.c (print_operand, case 'E'): Add else.
9132 2000-08-14 Richard Henderson <rth@cygnus.com>
9134 * config/ia64/ia64.md (movdi): Delay calling ia64_expand_load_address.
9135 (movdi_symbolic): New.
9137 2000-08-14 Jim Wilson <wilson@cygnus.com>
9139 * config/ia64/ia64.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
9140 to GNU as. For Intel as, pass -M const_gp and -M no_plabel.
9141 * config/ia64/linux.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
9144 2000-08-14 Richard Henderson <rth@cygnus.com>
9146 * expr.c (emit_group_load): Don't force constants into registers.
9147 Special case source already in the correct mode.
9149 2000-08-14 Zack Weinberg <zack@wolery.cumb.org>
9151 * configure.in: Accept *-*-linux* not just *-*-linux-gnu*.
9152 * fixinc/inclhack.def: Likewise.
9153 * fixinc/mkfixinc.sh: Likewise.
9154 * configure: Regenerate.
9155 * fixinc/fixincl.x: Regenerate.
9156 * install.texi: Document equivalence of linux and linux-gnu.
9158 Mon Aug 14 18:51:44 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
9160 * cse.c (insert_regs): Also in REG case: When finding an invalid
9161 value, and we make a new quantity, make sure that it won't be
9162 mistaken by for a valid one by mention_regs.
9164 2000-08-13 Ralf Gütlein <ralf.guetlein@aranea.de>
9166 * h8300.md: Remove obsolete peepholes.
9168 2000-08-13 Kazu Hirata <kazu@hxi.com>
9170 * invoke.texi (H8/300 Options): Fix typos.
9171 * config/h8300.c: Fix formatting.
9172 * config/h8300.h: Fix comment typos.
9173 (OVERRIDE_OPTIONS): Fix formatting.
9175 * function.c: Fix formatting.
9177 * cse.c: Fix formatting.
9179 2000-08-13 Geoff Keating <geoffk@cygnus.com>
9181 * flow.c (attempt_auto_inc): Remove unused variable `bb'.
9182 (attempt_auto_inc): Suppress parentheses warning.
9183 * function.c (put_reg_into_stack): Remove unused variable `unsigned_p'.
9184 * loop.c (load_mems): Remove `u' suffix in two places.
9185 * config/rs6000/rs6000.c: Remove unnecessary `u' suffixes from
9187 * config/rs6000/rs6000.h: Likewise.
9188 * config/rs6000/sol-c0.c: Prototype some functions. Remove the
9189 __eabi dummy routine.
9190 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Remove unused
9193 * config/rs6000/rs6000.c (rs6000_select_section): Rewrite to
9194 not put stuff in .sdata unnecessarily.
9195 (rs6000_unique_section): New function.
9196 * config/rs6000/rs6000-protos.h: Add rs6000_unique_section.
9197 * config/rs6000/sysv4.h (UNIQUE_SECTION): Define.
9199 * c-typeck.c (build_array_ref): Don't complain about non-lvalue
9200 arrays in C99. Don't try to look at DECL_REGISTER of a
9201 COMPONENT_REF. Don't complain twice about the same error.
9203 * fixinc/inclhack.def (aix_pthread): New fix.
9204 (aix_sysmachine): New fix.
9205 * fixinc/fixincl.x: Regenerate.
9207 * expr.c (expand_expr): Call convert_modes when turning a large
9208 multiply into a small one.
9210 2000-08-12 Geoff Keating <geoffk@cygnus.com>
9212 * tree.h (DECL_OFFSET_ALIGN): Make the off_align field of
9213 the tree structure an exponent rather than an explicit alignment
9214 so it doesn't overflow.
9215 (SET_DECL_OFFSET_ALIGN): New macro.
9216 * stor-layout.c (place_union_field): Use SET_DECL_OFFSET_ALIGN
9217 rather than DECL_OFFSET_ALIGN.
9218 (place_field): Likewise.
9219 * expmed.c (store_bit_field): Abort on align==0 to avoid
9220 antisocial machine behaviour.
9222 2000-08-12 Richard Henderson <rth@cygnus.com>
9224 * sibcall.c (uses_addressof): Accept both addressof and
9225 current_function_internal_arg_pointer inside a mem.
9226 (optimize_sibling_and_tail_recursive_call): Fail tail recursion
9227 if current_function_uses_addressof.
9228 * stmt.c (expand_return): Kill tail recursion and HAVE_return
9231 2000-08-11 Richard Henderson <rth@cygnus.com>
9233 * config/ia64/ia64.md (addsi3): Remove expander.
9234 (subsi3, mulsi3, negsi2, one_cmplsi2): Likewise.
9235 (*addsi3_shladd): New.
9237 2000-08-11 Richard Henderson <rth@cygnus.com>
9239 * config/ia64/ia64.c (do_spill): Pass cfa offset to move expander.
9240 (do_restore): Likewise.
9241 (gen_movdi_x, gen_fr_spill_x, gen_fr_restore_x): New.
9242 (ia64_expand_prologue, ia64_expand_epilogue): Use them.
9243 (rtx_needs_barrier): Track actual bit manipulation for
9244 ar.unat moves, gr_spill, and gr_restore.
9245 (emit_insn_group_barriers): Special case gr_spill/gr_restore.
9246 (process_set): Don't handle varargs spills.
9247 * config/ia64/ia64.md (gr_spill): Accept cfa offset. Emit
9248 .mem.offset here instead of in process_set.
9249 (gr_restore): Likewise.
9251 2000-08-11 Richard Henderson <rth@cygnus.com>
9253 * config/ia64/ia64.h (PROMOTE_MODE): Only extend to SImode.
9255 2000-08-11 Mark Elbrecht <snowball3@bigfoot.com>
9257 * gcc.texi (The Configuration File): Document
9258 COLLECT2_HOST_INITIALIZATION, GCC_DRIVER_HOST_INITIALIZATION, and
9259 UPDATE_PATH_HOST_CANONICALIZATION.
9261 2000-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9263 * c-parse.in (cast_expr): Avoid -Wstrict-prototype warnings for
9264 unprototyped function pointer casts on integer constants.
9266 2000-08-11 Laurynas Biveinis <lauras@softhome.net>
9268 * fixproto: Recognize DOS paths with drive letters as absolute paths.
9270 2000-08-11 Nathan Sidwell <nathan@codesourcery.com>
9272 * extend.texi (Volatiles): Fix typos.
9274 2000-08-11 Kazu Hirata <kazu@hxi.com>
9276 * flow.c: Fix formatting.
9278 2000-08-11 Richard Henderson <rth@cygnus.com>
9280 * reload.c (push_secondary_reload): When invoking a reload_{in,out}
9281 pattern, always allocate a tertiary scratch register.
9283 * config/alpha/alpha.md (reload_inqi): Use a DImode scratch.
9284 (reload_inhi): Likewise.
9286 2000-08-11 Richard Henderson <rth@cygnus.com>
9288 * function.c (put_reg_into_stack): Allow type to be NULL.
9289 (schedule_fixup_var_refs): Likewise.
9290 (gen_mem_addressof): Allow decl to be NULL.
9291 (put_addressof_into_stack): Likewise.
9293 * flow.c (merge_blocks_nomove): Be more careful about
9294 locating the beginning of block A.
9296 * combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED.
9298 Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
9303 * config.in: Reverted the check for <sched.h>.
9305 2000-08-10 Chris Demetriou <cgd@sibyte.com>
9307 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New
9308 macros define the name of CTOR and DTOR sections.
9309 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
9310 DTOR_LIST_END): Change to use attributes to specify
9312 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME,
9313 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
9314 DTOR_LIST_END): Same as in mips/elf.h.
9316 2000-08-10 Drew Moseley <dmoseley@redhat.com>
9318 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly
9319 disabling just crt0.o.
9321 2000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com>
9323 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork.
9324 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs.
9325 (EXTRA_SPECS): Add them.
9326 * arm/lib1funcs.asm: Support builds for interworking.
9327 Use macros to eliminate duplicated pieces of code.
9329 2000-08-10 Kazu Hirata <kazu@hxi.com>
9331 * h8300.c (expand_a_rotate): New.
9332 (emit_a_rotate): Likewise.
9333 (h8300_adjust_insn_length): Add support for the rotate insns.
9334 * h8300.md (rotlqi3): New.
9335 (*rotlqi3_1): Likewise.
9336 (rotlhi3): Likewise.
9337 (*rotlhi3_1): Likewise.
9338 (rotlhi3): Likewise.
9339 (*rotlhi3_1): Likewise.
9340 * h8300-proto.h: Add prototypes for expand_a_rotate and
9343 * h8300.c: Fix comment typos.
9344 (dosize): Declare the variable amount as unsigned.
9345 (get_shift_alg): Fix a comparison between signed and unsigned.
9346 (emit_a_shift): Likewise.
9347 (h8300_adjust_insn_length): Simplify the code.
9349 * c-decl.c: Fix formatting.
9351 2000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9353 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a
9354 warning about non-traditional numeric constant suffixes.
9356 * cppexp.c (parse_number): Likewise.
9358 * invoke.texi: (-Wtraditional): Document new behavior.
9360 Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
9362 * gthr-posix.h: Include auto-host.h. Conditionally include
9364 * configure.in: Check for the <sched.h> header file.
9365 * config.in: Added define for HAVE_SCHED_H.
9367 2000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9369 * c-typeck.c (process_init_element): For -Wtraditional, warn about
9370 initialization of unions.
9372 * invoke.texi (-Wtraditional): Document new behavior.
9374 2000-08-09 Zack Weinberg <zack@wolery.cumb.org>
9376 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
9377 instead of extra_c_flags.
9378 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
9379 * configure: Regenerate.
9380 * config.in: Regenerate.
9382 * cpperror.c (cpp_type2name): New function.
9383 * cpplex.c (lex_line): If we issued an error for an invalid
9384 preprocessing directive, discard that logical line.
9385 * cpplib.c (do_line): Call a hook function if the current file
9386 is renamed by #line.
9387 (do_ident): Pass the contents of the string, not the entire
9388 token, to the callback function.
9389 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
9390 (cb.rename_file): New hook function.
9391 (cb.ident): Adjust prototype.
9392 (cpp_type2name): Prototype.
9393 * cppmacro.c (dump_macro_args): Correct precedence lossage.
9395 * cppmain.c (cb_ident): Update for changed interface.
9396 (cb_rename_file): New function.
9397 (main): Set rename callback.
9399 2000-08-09 Alexandre Oliva <aoliva@redhat.com>
9401 * caller-save.c (mark_referenced_regs): Mark partially-overwritten
9402 multi-word registers.
9404 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
9406 * c-common.c (combine_strings, check_format_info): Refer to ISO C
9407 or ISO C89 instead of ANSI C.
9408 * c-decl.c (grokdeclarator, xref_tag, finish_struct,
9409 build_enumerator, do_case): Likewise.
9410 * c-lex.c (parse_float, yylex): Likewise.
9411 * c-parse.in: Likewise.
9412 * c-typeck.c (common_type, build_array_ref, build_binary_op,
9413 build_unary_op, pedantic_lvalue_warning, build_conditional_expr,
9414 build_c_cast, convert_for_assignment, set_init_index,
9415 set_init_label, c_expand_start_case): Likewise.
9416 * toplev.c (documented_lang_options, display_help): Likewise.
9418 2000-08-08 Kazu Hirata <kazu@hxi.com>
9420 * h8300.c: Fix formatting.
9421 * h8300.h: Likewise.
9422 * h8300.md: Likewise.
9423 (movsi_h8300hs): Fix formatting of the resulting assembly code.
9425 * reload1.c: Fix formatting.
9427 2000-08-08 Rodney Brown <RodneyBrown@mynd.com>
9429 * alpha/alpha.c (alpha_emit_xfloating_libcall):
9430 Use GEN_CALL_VALUE define.
9431 * alpha/alpha.md (untyped_call): Use GEN_CALL define.
9432 * clipper/clipper.md (untyped_call): Likewise.
9433 * dsp16xx/dsp16xx.md (untyped_call): Likewise.
9434 * fx80/fx80.md (untyped_call): Likewise.
9435 * mips/mips.md (untyped_call): Likewise.
9436 * ns32k/ns32k.md (untyped_call): Likewise.
9437 * pa/pa.md (untyped_call): Likewise.
9438 * romp/romp.md (untyped_call): Likewise.
9439 * sparc/sparc.md (untyped_call): Likewise.
9441 2000-08-08 Jason Eckhardt <jle@cygnus.com>
9443 * config/i860/i860.c (singlemove_string): Do not generate assembler
9444 pseudo instructions that must be expanded (that is, with signed
9445 constants larger than 16 bits).
9447 2000-08-08 Richard Henderson <rth@cygnus.com>
9449 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and
9450 PROP_AUTOINC at -O0. Don't collect alias info at -O0.
9451 (init_propagate_block_info): Don't kill memory stores at -O0.
9452 (mark_set_1, mark_used_regs): Likewise.
9454 2000-08-08 David Edelsohn <edelsohn@gnu.org>
9456 * rs6000.c (optimization_options): Decorate 'level' as
9458 (mask64_operand): Remove sign-extend thinko.
9459 (rldic_operand): New function.
9460 (load_multiple_operation): regno's are unsigned ints.
9461 (store_multiple_operation): Likewise.
9462 (lmw_operation): Likewise.
9463 (stmw_operation): Likewise.
9464 (includes_lshift_p): shift_mask is unsigned int.
9465 (includes_lshift64_p): New function.
9466 (addrs_ok_for_quad_peep): unsigned int reg1.
9467 (print_operand): Consistently add "else" after
9468 output_operand_lossage().
9469 (print_operand, case 'b'): Fold in case 'W'.
9470 (print_operand, case 'W'): Print rldic MB value.
9471 (output_epilogue): Update Objective-C language string.
9472 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned.
9473 * rs6000.h (PREDICATE_CODES): Add rldic_operand.
9474 * rs6000.md (ashldi3): Add rldic instruction.
9475 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE".
9476 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template
9479 2000-08-08 Richard Henderson <rth@cygnus.com>
9481 * config/ia64/ia64-protos.h: Remove duplicates. Update
9482 for massive code rearrangements.
9483 * config/ia64/ia64.c (ia64_arpfs_regno): Remove.
9484 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove.
9485 (ia64_local_regs, ia64_need_regstk): Remove.
9486 (ar_ccv_reg_operand): New.
9487 (ia64_gp_save_reg): New.
9488 (struct ia64_frame_info): Combine most of the size elements;
9489 add new gr save elements.
9490 (find_gr_spill): New.
9491 (next_scratch_gr_reg): New.
9492 (mark_reg_gr_used_mask): New.
9493 (ia64_compute_frame_size): Rewrite. Allocate special AR regs
9494 to GR backing store regs when possible.
9495 (ia64_initial_elimination_offset): New.
9496 (ia64_rap_fp_offset): Remove.
9497 (save_restore_insns): Remove.
9498 (setup_spill_pointers): New.
9499 (finish_spill_pointers): New.
9500 (spill_restore_mem): New.
9501 (do_spill, do_restore): New.
9502 (ia64_expand_prologue): Rewrite to use them.
9503 (ia64_expand_epilogue): Likewise.
9504 (ia64_direct_return): Update for current_frame_info changes.
9505 (ia64_function_prologue): Simplify .prologue emission. Emit
9507 (ia64_setup_incoming_varargs): Don't ever emit rtl.
9508 (ia64_dbx_register_number): New.
9509 (ia64_initialize_trampoline): New.
9510 (ia64_secondary_reload_class): Request GR_REGS for integer
9511 arithmetic destined for FR_REGS.
9512 (ia64_init_machine_status): Don't reset return_address_pointer_rtx.
9513 (ia64_mark_machine_status): Mark ia64_gp_save.
9514 (rws_access_regno): Rename from rws_access_reg; don't treat
9515 predicates specially.
9516 (rws_access_reg): New. Update all callers.
9517 (rtx_needs_barrier): Remove dead unspecs.
9518 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit.
9519 (ia64_encode_section_info): Silence signed/unsigned warnings.
9520 (spill_offset, sp_offset, spill_offset_emitted): Remove.
9521 (tmp_reg, tmp_saved): Remove.
9522 (process_set): Rewrite to expect complicated bits via
9523 REG_FRAME_RELATED_EXPR.
9524 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit
9525 in the use of ar.ccv; never set RTX_UNCHANGING_P.
9526 (ia64_expand_op_and_fetch): Likewise.
9527 (ia64_expand_compare_and_swap): Likewise.
9528 (ia64_expand_builtin): Likewise.
9529 * config/ia64/ia64.h (AR_UNAT_REGNUM): New.
9530 (FIRST_PSEUDO_REGISTER): Update.
9531 (AR_M_REGNO_P): Update.
9532 (FIXED_REGS): Don't mark three local registers as used.
9533 (EXTRA_CC_MODES): New.
9534 (SELECT_CC_MODE): New.
9535 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode.
9536 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates.
9537 (FRAME_GROWS_DOWNWARD): Unset.
9538 (STARTING_FRAME_OFFSET): Zero.
9539 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer.
9540 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function.
9541 (HARD_FRAME_POINTER_REGNUM): New.
9542 (CAN_DEBUG_WITHOUT_FP): Define.
9543 (TRAMPOLINE_TEMPLATE): Remove.
9544 (TRAMPOLINE_SIZE): Lower to 32.
9545 (TRAMPOLINE_ALIGNMENT): Lower to 64.
9546 (INITIALIZE_TRAMPOLINE): Defer to out of line function.
9547 (PREDICATE_CODES): Update.
9548 (struct machine_function): Add ia64_gp_save.
9549 * config/ia64/ia64.md: Purge unused unspecs.
9550 (movsi patterns): Allow moves to/from AR_M_REGS.
9551 (movdi patterns): Allow moves to/from p0.
9552 (call patterns): Move most setjmp hackery to ia64_gp_save_reg.
9553 (gr_spill, gr_restore): Indicate ar.unat read/written.
9554 (nonlocal_goto): Don't pass old frame_pointer.
9555 (nonlocal_goto_receiver): Remove.
9556 (exception_receiver): New.
9557 (builtin_setjmp_setup): New.
9558 (builtin_setjmp_receiver): New.
9559 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle.
9560 (__ia64_nonlocal_goto): Bundle. Don't kill r7.
9561 (__ia64_restore_stack_nonlocal): Likewise.
9562 (__ia64_trampoline): New.
9563 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line
9565 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline.
9567 2000-08-08 Richard Henderson <rth@cygnus.com>
9569 * frame.h (ia64_frame_state): Add my_psp.
9570 * libgcc2.c (ia64_throw_helper): Add throw_sp argument.
9571 (__throw): Pass it in. Don't clobber r7.
9572 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
9573 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
9574 and nothing to do with sp.
9575 (normalize_reg_loc): Use frame->my_psp.
9576 (frame_translate): Handle frame-pointer-less functions. Set
9577 spill_base correctly, in absence of being told.
9578 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
9579 (__ia64_backtrace_helper): New sp argument. Use
9580 builtin_return_address instead of label addresses.
9581 (print_record) [mem_stack_v]: No size member.
9583 2000-08-08 Richard Henderson <rth@cygnus.com>
9585 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes.
9587 2000-08-08 Richard Henderson <rth@cygnus.com>
9589 * tm.texi (LOCAL_REGNO): Document.
9590 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default.
9591 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers.
9592 * reload1.c (reload): Likewise when considering nonlocal labels.
9594 * config/ia64/ia64.h (LOCAL_REGNO): New.
9595 * config/sparc/sparc.h (LOCAL_REGNO): New.
9597 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
9599 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
9601 2000-08-07 Nick Clifton <nickc@redhat.com>
9603 * config/mips/mips.c: Fix compile time warning messages.
9604 * config/mips/mips-protos.h: Add prototype for equality_op.
9606 * mn10300.h (TARGET_SWITCHES): Document `-mam33'.
9608 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
9610 * mn10300.md: Use nonimmediate_operand instead of general_operand
9613 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
9615 2000-08-07 Alexandre Oliva <aoliva@redhat.com>
9617 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
9618 * sh.c (expand_block_move): Break long lines.
9619 (expand_ashiftrt, fpscr_set_from_mem): Likewise.
9620 * sh.md (mulsi3): Likewise.
9621 (movdi): Adjust spacing.
9623 2000-08-07 Richard Henderson <rth@cygnus.com>
9625 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P.
9626 * expr.c (emit_group_store): Don't set it.
9628 2000-08-07 Kazu Hirata <kazu@hxi.com>
9630 * invoke.texi (Options for Debugging Your Program or GCC): Remove
9631 duplicate entries for 'w' and 'z'.
9633 * flow.c: Fix a comment typo.
9635 Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
9637 * c-parse.in: Changed the language string for Objective-C to "GNU
9640 Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
9642 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes
9643 to improve the Posix thread support for Objective-C.
9645 2000-08-06 Joseph S. Myers <jsm28@cam.ac.uk>
9647 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
9648 CTI_UNSIGNED_PTRDIFF_TYPE.
9649 (signed_size_type_node): Define.
9650 (unsigned_ptrdiff_type_node): Define.
9651 * c-decl.c (init_decl_processing): Create the
9652 signed_size_type_node and unsigned_ptrdiff_type_node types.
9653 * c-common.c (T_SC): Define.
9656 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for
9657 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for
9659 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for
9660 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the
9661 flags for %c, %s and %[.
9662 (check_format_info): Only allow leniency for signedness of targets
9663 of character pointers (when pedantic) for formats flagged with
9664 "c", so for strings but not for %hh formats. When pedantic, don't
9665 allow character pointers to substitute for void pointers if a
9666 second level of indirection is present.
9668 2000-08-06 Kazu Hirata <kazu@hxi.com>
9670 * invoke.texi (Options for Debugging Your Program or GCC): Update
9671 the names of dump files.
9673 * h8300.c (dosize): Rearrange code for conciseness.
9674 (split_adds_subs): Likewise.
9676 * loop.c: Fix formatting.
9678 * dwarf2out.c: Fix formatting.
9680 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo.
9682 * expr.c: Fix formatting.
9684 2000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9686 * rs6000.c (rs6000_maybe_dead): Prototype.
9688 2000-08-06 Richard Henderson <rth@cygnus.com>
9690 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
9691 HAVE_nonlocal_goto as well.
9692 * config/i960/i960.md (nonlocal_goto): Don't do it here.
9693 * config/pj/pj.md (nonlocal_goto): Likewise.
9695 2000-08-07 Michael Hayes <mhayes@cygnus.com>
9697 * loop.c (try_swap_copy_prop): New function.
9698 (load_mems): Rename copies to load_copies and add new regset
9699 store_copies. Check for sets of shadow registers and mark
9700 in store_copies. Call try_swap_copy_prop for registers
9701 marked in store_copies.
9703 Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
9705 * objc/objc-act.c: New command line option -fconstant-string-class
9706 to allow specifying a user defined constant string class,
9707 different from NXConstantString.
9709 * toplev.c: Moved the Objective-C specific options to
9710 objc/lang-options.h.
9712 * objc/lang-options.h: Moved the Objective-C specific options from
9713 toplev.c. Added -fconstant-string-class.
9715 2000-08-05 Chris Demetriou <cgd@sibyte.com>
9717 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
9718 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
9719 __CTOR_LIST__ from func_ptr array to just func_ptr, to
9720 avoid extra alignment imposed on arrays.
9721 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
9722 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
9724 * mips.h: Clean up comments and spacing near MASKs.
9725 (TARGET_UNIX_ASM): Delete.
9726 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
9727 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
9730 2000-08-05 Joseph S. Myers <jsm28@cam.ac.uk>
9732 * c-common.c (print_char_table): Add entries for the X/Open '
9733 format flag (print decimals with locale's thousands grouping
9734 character). Make %C expect wint_t.
9735 (check_format_info): If pedantic, warn when the %n$ operand
9736 number form is used. Allow for the ' flag; warn about it if
9739 2000-08-05 Zack Weinberg <zack@wolery.cumb.org>
9741 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
9742 type is a float mode, cfun->decl's return type is not, and
9743 TARGET_FLOAT_RETURNS_IN_80387.
9745 2000-08-04 Andreas Schwab <schwab@suse.de>
9747 * cppmain.c (cb_def_pragma): Skip the first two tokens from the
9748 token list, which are always `#' and `pragma'.
9750 2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
9752 * tree.c (tree_expr_nonnegative_p): Move to...
9753 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
9754 (rtl_expr_nonnegative_p): New.
9755 * tree.h: Add prototype for rtl_expr_nonnegative_p.
9757 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
9758 CONST_DOUBLE_CHAIN: Move to...
9759 * rtl.h: ...here. Use XCINT/XCEXP.
9761 * Makefile.in: Remove toplev.o from OBJS. Add rule to make
9762 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
9763 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
9766 * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
9768 2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9770 * config/c4x/c4x.md (return_indirect_internal): New.
9771 * config/c4x/c4x.c (c4x_expand_epilogue): Use it.
9773 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
9775 * c-common.c (time_char_table): Mark up formats added in C99 and
9776 make other corrections. %D and %g were added in C99. %Og is an
9777 extension. %EX is permitted. %R, %T, %n, %r, %t were added in
9778 C99. %e was added in C99. %Oj is an extension. %G and %z are in
9779 C99 rather than GNU extensions, but %OG and %Oz are extensions.
9780 %h was added in C99. %C was added in C99. %OY and %OC are
9781 extensions. Add the C99 format %F.
9782 (check_format_info): If pedantic and not in C99 mode, warn for C99
9785 Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
9787 * function.c (schedule_fixup_var_refs): New function, broken out
9788 of put_reg_into_stack.
9789 (put_reg_into_stack): Use it.
9790 (put_var_into_stack): In CONCAT case, fixup up references for
9791 components only after fixing up references to the whole concat.
9793 2000-08-04 Rodney Brown <RodneyBrown@pmsc.com>
9795 * alias.c (mark_constant_function): Use INSN_P.
9796 (init_alias_analysis): Likewise.
9797 * combine.c (combine_instructions): Use INSN_P.
9798 (can_combine_p): Likewise.
9799 (try_combine): Likewise.
9800 (distribute_notes): Likewise.
9801 (distribute_links): Likewise.
9802 * cse.c (cse_around_loop): Use INSN_P.
9803 (invalidate_skipped_block): Likewise.
9804 (cse_set_around_loop): Likewise.
9805 (cse_end_of_basic_block): Likewise.
9806 (delete_trivially_dead_insns): Likewise.
9807 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
9808 (unshare_all_rtl_1): Likewise.
9809 (next_cc0_user): Likewise.
9810 (try_split make_insn_raw): Likewise.
9811 (remove_unnecessary_notes): Likewise.
9812 * final.c (shorten_branches): Use INSN_P.
9813 (leaf_renumber_regs): Likewise.
9814 (leaf_renumber_regs_insn): Likewise.
9815 * flow.c (find_label_refs): Use INSN_P.
9816 (verify_wide_reg): Likewise.
9817 (notice_stack_pointer_modification): Likewise.
9818 (count_or_remove_death_notes): Likewise.
9819 (verify_flow_info): Likewise.
9820 (clear_log_links): Likewise.
9821 * function.c (fixup_var_refs_insns): Use INSN_P.
9822 (compute_insns_for_mem): Likewise.
9823 * gcse.c (alloc_gcse_mem): Use INSN_P.
9824 (compute_sets): Likewise.
9825 (compute_hash_table): Likewise.
9826 (classic_gcse): Likewise.
9828 (insert_insn_end_bb): Likewise.
9829 (delete_null_pointer_checks_1): Likewise.
9830 * global.c (expand_preferences): Use INSN_P.
9831 (build_insn_chain): Likewise.
9832 * graph.c (node_data): Use INSN_P.
9833 * haifa-sched.c (priority): Use INSN_P.
9834 (rm_line_notes): Likewise.
9835 (rm_other_notes): Likewise.
9836 (find_insn_reg_weight): Likewise.
9837 (init_target_units): Likewise.
9838 (schedule_block): Likewise.
9839 (compute_block_forward_dependences): Likewise.
9840 (debug_dependencies): Likewise.
9841 (set_priorities): Likewise.
9842 * integrate.c (function_cannot_inline_p): Use INSN_P.
9843 (save_parm_insns): Likewise.
9844 (copy_insn_list): Likewise.
9845 * jump.c (mark_all_labels): Use INSN_P.
9846 (never_reached_warning): Likewise.
9847 * lcm.c (optimize_mode_switching): Use INSN_P.
9848 * local-alloc.c (validate_equiv_mem): Use INSN_P.
9849 (memref_used_between_p): Likewise.
9850 (update_equiv_regs): Likewise.
9851 (block_alloc): Likewise.
9852 (no_conflict_p): Likewise.
9853 * loop.c (scan_loop): Use INSN_P.
9854 (find_and_verify_loops): Likewise.
9855 (count_loop_regs_set): Likewise.
9856 (loop_reg_used_before_p): Likewise.
9857 (strength_reduce): Likewise.
9858 (recombine_givs): Likewise.
9859 (check_dbra_loop): Likewise.
9860 (load_mems): Likewise.
9861 (try_copy_prop): Likewise.
9862 * print-rtl.c (print_rtx): Use INSN_P.
9863 * recog.c (find_single_use): Use INSN_P.
9864 * reg-stack.c (stack_regs_mentioned): Use INSN_P.
9865 (next_flags_user): Likewise.
9866 (swap_rtx_condition): Likewise.
9867 * regmove.c (mark_flags_life_zones): Use INSN_P.
9868 (optimize_reg_copy_1): Likewise.
9869 (optimize_reg_copy_2): Likewise.
9870 (optimize_reg_copy_3): Likewise.
9871 (reg_is_remote_constant_p): Likewise.
9872 (fixup_match_2): Likewise.
9873 (regmove_optimize): Likewise.
9874 (fixup_match_1): Likewise.
9875 * regrename.c (build_def_use): Use INSN_P.
9876 (replace_reg_in_block): Likewise.
9877 (consider_use): Likewise.
9878 * reload.c (find_equiv_reg): Use INSN_P.
9879 * reload1.c (reload): Use INSN_P.
9880 (maybe_fix_stack_asms): Likewise.
9881 (calculate_needs_all_insns): Likewise.
9882 (reload_as_needed): Likewise.
9883 (emit_output_reload_insns): Likewise.
9884 (delete_address_reloads_1): Likewise.
9885 (reload_cse_regs_1): Likewise.
9886 (reload_combine): Likewise.
9887 (reload_cse_move2add): Likewise.
9888 * reorg.c (redundant_insn): Use INSN_P.
9889 (dbr_schedule): Likewise.
9890 * resource.c (find_dead_or_set_registers): Use INSN_P.
9891 (mark_target_live_regs): Likewise.
9892 * rtlanal.c (reg_used_between_p): Use INSN_P.
9893 (reg_referenced_between_p): Likewise.
9894 (reg_set_between_p): Likewise.
9895 (reg_set_p): Likewise.
9896 (single_set): Likewise.
9897 (multiple_sets): Likewise.
9898 (find_last_value): Likewise.
9899 (reg_set_last): Likewise.
9900 (find_reg_note): Likewise.
9901 (find_regno_note): Likewise.
9902 * sibcall.c (sequence_uses_addressof): Use INSN_P.
9903 * simplify-rtx.c (cselib_process_insn): Use INSN_P.
9904 * ssa.c (find_evaluations): Use INSN_P.
9905 (rename_block): Likewise.
9906 (rename_equivalent_regs): Likewise.
9907 * unroll.c (loop_find_equiv_value): Use INSN_P.
9908 (set_dominates_use): Likewise.
9909 * varasm.c (mark_constant_pool): Use INSN_P.
9910 (mark_constants): Likewise.
9911 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
9912 (alphaev4_next_group): Likewise.
9913 (alphaev5_next_group): Likewise.
9914 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
9915 (c4x_rptb_rpts_p): Likewise.
9916 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
9917 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
9918 (rs6000_adjust_priority): Likewise.
9919 * config/sh/sh.c (sh_loop_align): Use INSN_P.
9920 (machine_dependent_reorg): Likewise.
9921 (split_branches): Likewise.
9922 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
9924 Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com)
9926 * combine.c (recog_for_combine): Remove the old notes
9927 prior to attempting to recognize the new pattern.
9928 (distribute_notes): Ignore REG_NONNEG notes.
9930 2000-08-04 Chandrakala Chavva <cchavva@redhat.com>
9932 * varasm.c (output_constructor): Add .align 0 for packed vars.
9934 2000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca>
9936 * configure.in: Use default thread_file even when enable_threads is
9937 yes or dce because hpux10.20 pa port uses MULTILIB implementation.
9938 * configure: Rebuilt.
9940 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
9942 2000-08-04 Donn Terry (donnte@microsoft.com)
9944 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
9946 2000-08-04 Mark Elbrecht <snowball3@bigfoot.com>
9948 * i386/x-djgpp: Delete code that conditionally modifies target_alias.
9949 Delete code that conditionally modifies 'version'.
9950 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
9951 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
9952 * gcc.c (main): Use it.
9953 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
9954 * prefix.c (update_path): Use it.
9955 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
9956 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
9957 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
9959 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
9960 (SUBTARGET_SWITCHES): Adjust.
9961 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
9963 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
9965 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
9967 * c-common.h (flag_isoc94): Declare.
9968 * c-decl.c (flag_isoc94): Define.
9969 (c_decode_option): Set flag_isoc94 as appropriate.
9970 * c-common.c (T_PD, T_IM, T_UIM): Define.
9971 (format_char_info): Add tlen and jlen.
9972 (print_char_table): Add entries for %t and %j. Allow %zn. Allow
9974 (scan_char_table): Add entries for %t and %j. Allow %F. Allow
9976 (time_char_table): Add NULL entries for %t and %j.
9977 (check_format_info): Allow for %t and %j. Warn for %F if pedantic
9978 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
9979 Warn for printf %lf if pedantic and not C99. Don't warn for empty
9980 precision. Allow precision argument to be unsigned int. If
9981 pedantic, warn for %p passed an argument not a pointer to possibly
9982 qualified void or a possibly qualified character type, and for
9983 pointer targets of the wrong sign, except for character pointers.
9985 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
9987 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
9988 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
9989 (wint_type_node): Define.
9990 * c-decl.c (WINT_TYPE): Define.
9991 (init_decl_processing): Create the wint_type_node type.
9992 * c-common.c (T_WI): Define.
9993 (print_char_table): Use T_WI for %lc format.
9995 2000-08-04 Bruce Korb <bkorb@gnu.org>
9997 * fixinc/: Verified that the MSDOS patch does not break
9998 the UNIX functionality and applied the next three patches
10001 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
10003 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
10004 output file with the temporary one by appending ".X" to generate
10005 the temporary fuile's name. If the output file already has an
10006 extension, replace it with ".X".
10008 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
10009 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
10010 reallocate the command buffer while copying the command-line
10011 argument. Redirect the output directly to the temporary file,
10012 instead of going through another temporary file.
10013 (process): Close the temporary file before unlinking it.
10014 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
10015 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
10016 (run_compiles): Pass p_fixd argument to machine_matches, as it
10019 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
10020 environment, assume there are no symlinks in the include
10021 directory. When cleaning up the DONE files, look for them
10022 case-insensitively. Don't try to remove symlinks if they aren't
10025 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
10026 all callers changed. Declare pz "const char *", to avoid compiler
10029 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
10030 Change prototype of make_raw_shell_str.
10032 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
10034 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
10035 (initialize) [__MSDOS__]: Use tempnam.
10036 (initialize): Don't use SIGPIPE if it is not defined.
10038 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
10041 2000-07-25 Bruce Korb <bkorb@gnu.org>
10043 * fixinc/fix*.[ch]: substantially reworked to make it possible
10044 to run this program without using fork(2) or pipe(2) (i.e. in
10045 a DOS environment).
10047 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
10049 * cppdefault.h (WINT_TYPE): Define.
10050 * cppinit.c (builtin_array): Define __WINT_TYPE__.
10051 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
10052 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
10054 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
10056 * (mips_legitimate_address_p): Don't allow register+offset
10057 if the offset is large and negative, and we are compiling
10058 for 64 bit registers.
10060 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10062 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
10063 insn_code_number + 1.
10065 2000-08-04 Kazu Hirata <kazu@hxi.com>
10067 * h8300.c (function_prologue): Rearrange code for conciseness.
10068 (function_epilogue): Likewise.
10069 * h8300.h (OK_FOR_U): Fix formatting.
10071 * cse.c: Fix a comment typo. Fix formatting.
10073 2000-08-03 Richard Henderson <rth@cygnus.com>
10075 * config/i386/i386.md (return_indirect_internal): New.
10076 * config/i386/i386.c (ix86_expand_epilogue): Use it.
10078 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
10080 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
10082 (lex_line): Glue @ onto the beginning of identifiers and
10083 string constants, in Objective-C mode.
10084 (output_token, spell_token): Handle CPP_OSTRING.
10085 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
10086 beginning of a NAME or a STRING, in objc mode.
10088 * cpplib.c (get_define_node): Do not permit identifiers that
10089 begin with @ to be #defined.
10090 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
10091 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
10093 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
10094 * c-tree.h (build_objc_string): Delete prototype.
10095 * objc/objc-tree.def: Delete OBJC_STRING_CST.
10096 * c-lex.c (yylex): Use build_string for all three kinds of strings.
10098 * c-parse.in, objc/objc-act.c: Update commentary.
10100 2000-08-03 Mark Mitchell <mark@codesourcery.com>
10102 * extend.texi: Fix typo in last change.
10104 * extend.texi: Add commentary on statement-expressions and their
10105 interactions with C++.
10107 2000-08-03 Nick Clifton <nickc@cygnus.com>
10109 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
10110 * dwarf.h (LANG_JAVA): Change value to 0x000b.
10112 2000-08-03 Anthony Green <green@cygnus.com>
10114 * dwarf2out.c (gen_compile_unit_die): Add java language support.
10115 (add_bound_info): Check for java language.
10116 (is_java): New function.
10117 * dwarfout.c (output_compile_unit_die): Ditto.
10118 * dwarf.h (dwarf_source_language): Add java source language type.
10119 * dwarf2.h (dwarf_source_language): Ditto.
10121 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
10123 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
10126 * i386.c (ix86_expand_branch): Mode of comparison in
10127 IF_THEN_ELSE is VOIDmode.
10129 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
10131 * gengenrtl.c, rtl.c: Avoid #elif.
10133 2000-08-03 Michael Poole <poole@troilus.org>
10135 * tm.texi (Register Classes): Clarify order of sub-initializers
10136 in REG_CLASS_CONTENTS.
10138 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
10140 From SAITOH Masanobu:
10141 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
10143 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
10145 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
10146 is not supported by tradcpp and isn't actually needed for cygwin.
10148 2000-08-03 Kazu Hirata <kazu@hxi.com>
10150 * h8300.c: Fix a comment typo.
10151 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
10153 * jump.c: Fix formatting.
10155 * toplev.c: Fix formatting.
10157 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
10159 * flow.c (find_auto_inc): Verify that we've got a REG before
10160 peeking at its regno. Fail, don't abort if we can't find
10161 the increment of the desired register.
10163 * pa.md (shadd height reduction patterns/splitters): Remove.
10165 2000-08-02 Jim Wilson <wilson@cygnus.com>
10167 * config/ia64/ia64-protos.h (flag_ssa): Declare.
10168 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
10170 2000-08-02 Mark Mitchell <mark@codesourcery.com>
10172 * dce.c: Remove all uses of assert.
10173 * dwarf2out.c: Likewise.
10174 * dwarfout.c: Likewise.
10177 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
10179 * gcc.h (lang_specific_driver): Constify second argument.
10180 * gcc.c (translate_options, process_command, main): Likewise.
10181 Constify variables to match. Cast second argument to
10184 * cppspec.c, gccspec.c: Adjust type of second argument to
10185 lang_specific_driver, and update code as necessary.
10187 2000-08-02 Jakub Jelinek <jakub@redhat.com>
10189 * loop.c (scan_loop): Ensure update_end label does not
10190 go away until reg_scan_update is run.
10192 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
10194 * c-common.h: Prototype min_precision and c_build_qualified_type here...
10195 * c-tree.h: ... not here.
10196 * errors.h: Prototype fancy_abort.
10198 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
10199 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
10200 * regrename.c (regrename_optimize): Make control flow explicit.
10201 (replace_reg_in_block): Initialize reg_use to 0.
10203 * i386.c (legitimate_address_p): Rename error label to
10204 report_error to avoid namespace clash.
10206 2000-08-02 Kazu Hirata <kazu@hxi.com>
10208 * fold-const.c: Fix formatting.
10210 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
10212 * i386.c (legitimate_address_p): Accept other bases than
10213 pic_offset_table_rtx for GOTOFF constructs.
10215 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
10217 * i386.md (shift to lea splitter): Use const_int_operand.
10219 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
10221 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
10222 cppspec.c: Do not use 'legal' or 'illegal' in error messages
10225 * cppmain.c (cb_define, cb_undef): Don't generate any output
10226 if not done_initializing.
10227 * cpplex.c (maybe_paste_with_next): When the token after a ##
10228 is an omitted rest argument, only delete the token before it
10229 if that token is a comma. Do not warn about bogus token
10230 pastes for , ## rest_arg.
10232 * cpp.texi: Update.
10233 * cpp.1: Regenerate.
10235 2000-08-02 Fred Fish <fnf@be.com>
10237 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
10238 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
10241 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
10242 Be directories to search path.
10244 Remove support for __declspec(dllimport) and __declspec(dllexport).
10245 This is leftover cruft from the earlier BeOS gcc port when BeOS
10246 used Microsoft's PE object file format.
10247 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
10248 * config/i386/t-beos (winnt.o): Remove Makefile frag.
10249 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
10250 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
10251 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
10252 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
10253 (REDO_SECTION_INFO_P): Remove.
10254 (ASM_EXPORT_DECL): Remove.
10255 (ASM_DECLARE_FUNCTION_NAME): Remove.
10256 (ASM_DECLARE_OBJECT_NAME): Remove.
10257 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
10258 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
10259 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
10260 (STRIP_NAME_ENCODING): Remove.
10262 Remove support for obsolete version of BeOS that is no longer
10264 * configure.in (i*86-*-beospe*): Remove.
10265 * config/i386/beos-pe.h: Remove.
10267 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
10268 Mark Mitchell <mark@codesourcery.com>
10270 * Makefile.in (OBJS): Added dce.o.
10271 (ssa.o): Updated target to include ssa.h.
10272 (flow.o): Likewise.
10273 (toplev.o): Likewise.
10274 (dce.o): Created target.
10275 * basic-block.h: Added comments.
10276 (INVALID_BLOCK): Added definition.
10277 (connect_infinite_loops_to_exit): Added declaration.
10278 Moved SSA declarations to ssa.h.
10279 * flow.c: Added inclusion of ssa.h.
10280 (struct depth_first_search_dsS, depth_first_search_ds):
10282 (compute_immediate_postdominators): Added definition.
10283 (connect_infinite_loops_to_exit): Likewise.
10284 (flow_dfs_compute_reverse_init): Likewise.
10285 (flow_dfs_compute_reverse_add_bb): Likewise.
10286 (flow_dfs_compute_reverse_execute): Likewise.
10287 (flow_dfs_compute_reverse_finish): Likewise.
10288 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
10289 (LABEL_P): Added definition.
10290 (JUMP_P): Likewise.
10291 (NOTE_P): Likewise.
10292 (BARRIER_P): Likewise.
10293 (JUMP_TABLE_DATA_P): Likewise.
10294 (INSN_DEAD_CODE_P): Likewise.
10295 * ssa.c: Replaced inclusions with ssa.h inclusion.
10296 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
10297 (rename_registers): Removed unnecessary variables.
10298 * ssa.h: Created by moving declarations from ssa.c and
10300 * timevar.def: Defined TV_DEAD_CODE_ELIM.
10301 * toplev.c: Added ssa.h inclusion.
10302 (dump_file_index): Added DFI_dce.
10303 (dump_file): Added "dce" entry.
10305 (f_options): Added dce entry.
10306 * invoke.texi: Document -fdce. Emphasize experimental status of
10310 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
10312 * cpperror.c (v_message): Split into _cpp_begin_message and
10313 v_message macro. All callers updated.
10314 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
10317 * cppfiles.c (cpp_syshdr_flags): New function.
10318 (read_include_file): Don't call cpp_output_tokens. Call
10320 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
10321 (cpp_reader_init): Don't initialize token_buffer. Call
10322 _cpp_init_internal_pragmas.
10323 (cpp_cleanup): Don't clear token_buffer.
10324 (cpp_start_read): Don't worry about output from -D processing.
10325 Don't call cpp_output_tokens.
10326 (cpp_finish): Don't dump macros here. Don't call
10328 * cppmacro.c (_cpp_dump_definition): Rename
10329 cpp_dump_definition. Write directly to a FILE *.
10330 (dump_funlike_macro): Delete.
10331 (dump_macro_args): New.
10333 * cpplex.c (TOKEN_LEN): Convert to inline function.
10334 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
10335 cpp_scan_line, _cpp_dump_list): Delete.
10336 (cpp_printf, cpp_output_list): New.
10337 (output_line_command): Don't worry about entering or leaving files.
10338 (cpp_scan_buffer): Just output each token as we hit it.
10339 (process_directive): Don't call cpp_output_tokens.
10340 (_cpp_glue_header_name): Don't use token_buffer.
10341 (output_token, dump_param_spelling): Write directly to a FILE *.
10343 * cpplib.c (pass_thru_directive, dump_macro_name,
10344 pragma_dispatch, do_pragma_gcc): Delete.
10345 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
10346 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
10348 (do_error, do_warning, pragma_dependency): Call
10349 _cpp_begin_message, then cpp_output_list.
10350 (cpp_register_pragma, cpp_register_pragma_space,
10351 _cpp_init_internal_pragmas): New.
10352 (do_pragma): Walk the pragmas table here.
10353 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
10354 do_pragma_dependency): Return void.
10355 (do_pragma_implementation): Moved to cppmain.c.
10357 * cpplib.h: Update prototypes.
10358 (struct cpp_reader): Remove printer, token_buffer,
10359 token_buffer_size, and limit. Add struct cb, and pragmas.
10360 (struct cpp_printer): Remove last_id and written.
10361 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
10362 CPP_ADJUST_WRITTEN): Delete.
10363 * cpphash.h: Update prototypes.
10364 (ufputs): New wrapper.
10366 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
10367 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
10368 (main): Set up callbacks. Register #pragma implementation.
10369 Dump macros from here.
10371 2000-08-01 Geoff Keating <geoffk@cygnus.com>
10373 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
10374 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
10375 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
10376 insns if they have a REG_MAYBE_DEAD note attached.
10377 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
10378 (rs6000_emit_load_toc_table): TOC loads may go dead.
10380 2000-08-01 Jim Wilson <wilson@cygnus.com>
10382 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
10383 type exists before using it. Use number of words as alignment
10385 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
10386 ia64_va_arg): Propagate ia64_function_args changes here.
10388 2000-08-01 Richard Henderson <rth@cygnus.com>
10390 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
10391 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
10393 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
10395 From Joern Rennecke:
10396 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
10397 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
10398 unless TARGET_SH3E is set.
10399 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
10401 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
10402 (ashlsi3_std): New pattern.
10403 (ashlsi3 expander): Use it for TARGET_SH3.
10404 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
10406 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
10408 * loop.c (canonicalize_condition): Use destination, not source to
10409 determine SET's mode.
10411 2000-07-31 Mark Mitchell <mark@codesourcery.com>
10413 * flow.c (clear_log_links): Fix typo.
10415 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
10417 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
10418 on targets which need more than one insn for a compare/cbranch
10421 2000-07-31 Jim Wilson <wilson@cygnus.com>
10423 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
10424 when computing offset.
10426 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
10428 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
10430 2000-07-31 Geoff Keating <geoffk@cygnus.com>
10432 * flow.c (clear_log_links): Nuke global_live_at_start and
10433 global_live_at_end data, since if the log_links stuff is invalid
10434 so is global_live_at_*.
10436 2000-07-31 Richard Henderson <rth@cygnus.com>
10438 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
10440 2000-07-31 Jakub Jelinek <jakub@redhat.com>
10442 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
10443 (_cpp_get_token): Don't macro expand a just pasted token if it
10444 was pasted at no_expand_level.
10446 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
10448 * cppmacro.c (find_param, count_params, save_expansion):
10449 Permit 'defined' as a macro parameter name.
10451 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
10453 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
10454 xcpp to cpp throughout.
10455 (native): Remove unnecessary dependency on cpp.
10457 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
10458 tradcpp to tradcpp0.
10459 (.i spec): Add missing output-file spec to cc1 command line.
10460 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
10462 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
10464 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
10465 (implicit_decl_warning): New function.
10466 (implicitly_declare): Use it.
10467 * c-typeck.c (build_external_ref): Use implicit_decl_warning
10468 to complain about implicit decls of builtins.
10470 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
10471 based on pedantic && flag_isoc99, if not already set.
10472 * c-tree.h: Declare mesg_implicit_function_declaration.
10473 Prototype implicit_decl_warning.
10475 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
10477 * Makefile.in (ssa.o): Updated header files in dependences.
10478 * basic-block.h: Added compute_immediate_postdominators declaration.
10479 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
10481 * flow.c (compute_immediate_dominators): Updated comment.
10482 (compute_immediate_postdominators): Added definition.
10483 * rtl.h (HARD_REGISTER_P): Added definition.
10484 * ssa.c: Include additional header files.
10485 (assert): Added definition.
10486 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
10487 include select hard registers.
10488 (ssa_rename_to_insert): Likewise.
10489 (ssa_rename_from_initialize): Likewise.
10490 (ssa_rename_from_lookup): Likewise.
10491 (original_register): Likewise.
10492 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
10493 include select hard reigsters.
10494 (ssa_rename_from_traverse): Likewise.
10495 (ssa_rename_from_free): Likewise.
10496 (ssa_rename_from_print): Likewise.
10497 (ssa_rename_from_print_1): Likewise.
10498 (ssa_rename_from_hash_function): Likewise.
10499 (ssa_rename_from_equal): Likewise.
10500 (ssa_rename_from_delete): Likewise.
10501 (simplify_to_immediate_dominators): Removed in favor of
10502 flow.c:compute_immediate_dominators.
10503 (find_evaluations_1): Modified to work with hard registers.
10504 (insert_phi_node): Likewise.
10505 (insert_phi_nodes): Likewise.
10506 (struct rename_set_data): Updated prev_reg comment.
10507 (create_delayed_rename): Modified to work with hard registers.
10508 (RENAME_NO_RTX): Updated comment.
10509 (apply_delayed_renames): Modified to work with hard registers.
10510 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
10511 (rename_block): Updated to use revised ssa_rename_to interface.
10512 (rename_registers): Updated to use revised ssa_rename_to and
10513 ssa_rename_from interface.
10514 (convert_to_ssa): Revised to use compute_immediate_dominators and
10515 deal with hard registers.
10516 (make_regs_equivalent_over_bad_edges): Modified to work with hard
10517 registers. Added check for illegal unification of hard register.
10518 (make_equivalent_phi_alternatives_equivalent): Modified to work
10519 with hard registers.
10520 (compute_conservative_reg_partition): Likewise.
10521 (coalesce_if_unconflicting): Modified to work with hard registers
10522 and check for conflicting hard registers.
10523 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
10525 (rename_equivalent_regs_in_insn): Modified to work with hard
10527 (record_canonical_element_1): Added definition.
10528 (check_hard_regs_in_partition): Added definition.
10529 (convert_from_ssa): Added data structure deallocation and check
10530 for illegal hard register unification.
10531 (conflict_hard_regs_p): Added definition.
10532 * toplev.c (rest_of_compilation): Added comment.
10534 2000-07-31 Anthony Green <green@redhat.com>
10536 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
10538 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
10540 * builtins.c (expand_builtin_apply): Don't defer pop during
10543 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10545 * calls.c (combine_pending_stack_adjustment_and_call): Only use
10546 preferred_unit_stack_boundary when it is > 1.
10548 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
10550 * c-common.c (init_function_format_info): Add C99 format functions
10553 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
10554 void' or 'register void' as being the special case of 'void' alone
10555 in a parameter list.
10557 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
10558 discarding qualifiers into a plain warning.
10560 2000-07-31 Kazu Hirata <kazu@hxi.com>
10562 * combine.c: Fix formatting.
10564 * h8300.md: Fix formatting.
10566 * local-alloc.c: Fix formatting.
10568 * h8300.c (get_shift_alg): Remove the variable alg.
10569 (emit_a_shift): Rearrange code to improve readability.
10571 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
10573 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
10574 HImode on all architectures and a combination of HImode and SImode
10575 on H8/300H and H8/S.
10577 * h8300.c (split_adds_subs): Rearrange code for conciseness.
10579 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
10581 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
10582 in my last checkin.
10584 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
10586 * recog.c (extract_insn): Set operand_mode according to
10587 operand if match_operand is VOIDmode.
10589 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
10591 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
10593 2000-07-31 Geoff Keating <geoffk@cygnus.com>
10595 * c-parse.in (extdefs): Call ggc_collect between external
10598 2000-07-30 Michael Hayes <mhayes@cygnus.com>
10599 Richard Henderson <rth@cygnus.com>
10601 * Makefile.in (OBJS): Add doloop.o.
10602 * doloop.c: New file.
10604 * final.c (insn_current_reference_address): Return 0 before final.
10605 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
10606 * jump.c (any_uncondjump_p): Likewise.
10607 * loop.c (indirect_jump_in_function): Make static.
10608 (strength_reduce): Call doloop_optimize.
10609 (insert_bct, instrument_loop_bct): Remove.
10610 * loop.h (doloop_optimize): Prototype.
10611 * recog.c (split_all_insns): Split all INSN_P.
10612 * toplev.c (flag_branch_on_count_reg): Default on.
10614 * config/c4x/c4x.c (c4x_optimization_options): Don't set
10615 flag_branch_on_count_reg.
10616 * config/i386/i386.c (override_options): Likewise.
10617 * config/rs6000/rs6000.c (optimization_options): Likewise.
10619 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
10621 (dbra_ge): Remove, as well as all it's splitters.
10623 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
10626 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
10627 (ia64_register_move_cost): Declare.
10628 * config/ia64/ia64.c (ar_lc_reg_operand): New.
10629 (struct ia64_frame_info): Add ar_size.
10630 (ia64_compute_frame_size): Set it.
10631 (save_restore_insns): Save and restore ar.lc.
10632 (ia64_register_move_cost): New, moved from header file. Handle
10633 application registers.
10634 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
10635 (emit_insn_group_barriers): Special case doloop_end_internal.
10636 (ia64_epilogue_uses): Mark ar.lc live at end.
10637 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
10638 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
10639 (FIRST_PSEUDO_REGISTER): Make room.
10640 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
10641 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
10642 (REG_ALLOC_ORDER): Update.
10643 (HARD_REGNO_MODE_OK): Update.
10644 (REGISTER_NAMES): Update.
10645 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
10646 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
10647 (REGNO_REG_CLASS): Update.
10648 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
10649 (REGISTER_MOVE_COST): Move out of line.
10650 (PREDICATE_CODES): Update.
10651 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
10652 (addsi3_plus1_alt, adddi3_plus1_alt): New.
10653 (shladd_elim splitter): Allow constants in the predicate.
10654 (doloop_end, doloop_end_internal): New.
10656 2000-07-30 Richard Henderson <rth@cygnus.com>
10658 * genattrtab.c (struct insn_def): Add lineno member.
10659 (struct insn_ent): Likewise.
10660 (struct attr_desc): Likewise.
10661 (struct delay_desc): Likewise.
10662 (struct function_unit_op): Likewise.
10663 (struct function_unit): Likewise.
10664 (check_attr_value): Use message_with_line.
10665 (check_defs): Likewise.
10666 (expand_units): Likewise.
10667 (check_attr_test): Take a lineno argument.
10668 (gen_attr): Likewise.
10669 (gen_insn): Likewise.
10670 (gen_delay): Likewise.
10671 (gen_unit): Likewise.
10672 (main): Give it to them.
10673 (convert_set_attr_alternative): Take an insn_def argument
10674 instead of num_alt and insn_index.
10675 (convert_set_attr): Likewise.
10676 (write_test_expr): Protect INSN_ADDRESSES load
10677 with INSN_ADDRESSES_SET_P.
10679 2000-07-30 Richard Henderson <rth@cygnus.com>
10681 * flow.c (init_propagate_block_info): Use pc_set.
10683 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
10685 * i386.md (*lea_general_[123]) New insns and splits.
10686 (addsi3 to lea splitter): Handle other modes too.
10687 (shlsi3 to lea splitter): Likewise.
10688 (addhi_1_lea, shlhi_1_lea): New patterns.
10689 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
10691 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
10693 * recog.c (general_operand, nonimmediate_operand): Accept
10694 any mode for VOIDmode CONSTANT_P operands.
10696 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
10698 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
10699 instead of replace_rtx.
10700 * recog.c (validate_replace_rtx_subexp): New function.
10701 * recog.h (validate_replace_rtx_subexp): Declare.
10703 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
10705 * combine.c (simplify_set, make_extraction, make_compound_operation
10706 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
10707 as force_to_mode argument.
10709 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
10711 * combine.c (if_then_else_cond): Be sure that mode fits in
10714 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
10716 * combine.c (record_promoted_value): Allow bitsize of mode
10717 to be equivalent to HOST_BITS_PER_WISE_INT.
10719 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
10721 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
10722 Do not call gen_mode_alignment when mode is BLKmode.
10724 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
10726 * loop.c (express_from_1): Fix call of simplify_gen_binary.
10728 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
10730 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
10731 VOIDmode implies both operands to be VOIDmode.
10732 (simplify_ternary_operation): Compute properly the mode of comparison.
10733 * combine.c (combine_simplify_rtx): Likewise.
10735 2000-07-25 Michael Hayes <mph@paradise.net.nz>
10737 * basic-block.h (struct loops): New field rc_order.
10738 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
10739 (flow_loops_free): Free rc_order.
10740 (flow_depth_first_order_compute): New parameter rc_order.
10741 (flow_loops_find): Allocate rc_order and swap usage with
10744 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10745 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10747 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
10748 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
10749 (nodb_call, return_from_epilogue): Likewise.
10750 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
10751 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
10752 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
10753 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
10754 (c4x_valid_type_attribute_p): Likewise.
10755 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
10756 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
10758 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10760 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
10761 and loadhi_big_constant if applicable.
10762 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
10763 and add new splitter.s
10765 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10767 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
10769 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10771 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
10773 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10775 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
10777 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10779 * config/c4x/libgcc.S (divqf3): Improve accuracy.
10781 2000-07-27 Mark Mitchell <mark@codesourcery.com>
10783 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
10784 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
10785 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
10786 (get_prev_bb_note): Likewise.
10787 (remove_scope_notes): Likewise.
10788 * flow.c (commit_one_edge_insertion): Likewise.
10789 (merge_blocks_nomove): Likewise.
10790 (verify_flow_info): Likewise.
10791 * gcse.c (insert_insn_end_bb): Likewise.
10792 * reg-stack.c (emit_swap_insn): Likewise.
10793 * ssa.c (first_insn_after_basic_block_note): New function.
10794 (insert_phi_node): Use it.
10795 (rename_block): Likewise.
10796 (eliminate_phi): Likewise.
10797 (make_regs_equivalent_over_bad_edges): Likewise.
10798 (make_equivalent_phi_alternatives_equivalent): Likewise.
10799 (for_each_successor_phi): Likewise.
10800 (convert_from_ssa): Modify phi-node deletion algorithm.
10802 2000-07-29 Andreas Jaeger <aj@suse.de>
10804 * configure.in (mips*-*-linux*): Use mips*el to check for little
10805 endian MIPS, add tmake_file.
10807 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
10808 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
10809 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
10811 2000-07-28 Richard Henderson <rth@cygnus.com>
10813 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
10814 Sign extend mode size before negating.
10816 2000-07-28 Richard Henderson <rth@cygnus.com>
10818 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
10820 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
10822 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
10823 (cse_insn): Likewise.
10824 (addr_affects_sp_p): Likewise.
10825 * expr.c (move_by_pieces): Likewise.
10826 (clear_by_pieces): Likewise.
10827 * gcse.c (oprs_unchanged_p): Likewise.
10828 * haifa-sched.c (sched_analyze_2): Likewise.
10829 * recog.c (offsettable_address_p): Likewise.
10830 * regclass.c (record_address_regs): Likewise.
10831 * reload.c (find_reusable_reload): Likewise.
10832 (push_reload): Likewise.
10833 (operands_match_p): Likewise.
10834 (decompose): Likewise.
10835 (find_reloads_address_1): Likewise.
10836 (find_inc_amount): Likewise.
10837 * reload1.c (elimination_effects): Likewise.
10838 * resource.c (mark_set_resources): Likewise.
10839 * flow.c (attempt_auto_inc): New function; mostly broken out
10841 (find_auto_inc): Split into two functions and enhanced to
10842 generate POST_MODIFY.
10843 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
10844 * rtl.h (count_all_occurrences): Declare.
10845 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
10847 * rtlanal.c (count_all_occurrences): New function.
10848 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
10849 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
10851 * config/ia64/ia64-protos.h (destination_operand): Declare.
10852 * config/ia64/ia64.c (destination_operand): New function.
10853 (ia64_print_operand): Handle POST_MODIFY.
10854 (rtx_needs_barrier): Likewise.
10855 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
10856 (HAVE_POST_MODIFY_REG): Define to 1.
10857 (MAX_REGS_PER_ADDRESS): Change to 2.
10858 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
10859 (LEGITIMATE_ADDRESS_REG): New helper macro.
10860 (LEGITIMATE_ADDRESS_DISP): Likewise.
10861 (PREDICATE_CODES): Add entry for destination_operand.
10862 * config/ia64/ia64.md (all mov patterns): Use destination_operand
10863 predicate for operand 0.
10865 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10867 * dwarf2out.c: Indent #error directive.
10869 * gbl-ctors.h: Fix typo in comment.
10870 (__do_global_ctors): Prototype.
10872 * gcse.c (record_one_set, pre_delete): Remove unused variables.
10874 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
10875 (print_operand): Initialize variable `t'.
10877 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
10879 * config/arm/arm.md ("call_value"): removed constraints.
10880 Constraints are ignored in expanders.
10881 (*call_value_reg): split =rf into various constraints.
10882 (*call_value_mem): same
10883 (*call_value_symbol): same
10884 (*sibcall_value_insn): same
10886 2000-07-28 Philipp Thomas <pthomas@suse.de>
10888 * install.texi (--enable-nls): Change the description of the NLS
10889 related configure options to match the current state.
10890 (--with-included-gettext): Likewise.
10891 (--enable-maintainer-mode): New description added.
10892 * extend.texi (-fstrict-prototype): Add missing '.'.
10894 2000-07-27 Jim Wilson <wilson@cygnus.com>
10896 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
10897 DECL_INITIAL (decl) == NULL_TREE.
10899 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
10901 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
10902 on insn-attr.h with it.
10903 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
10904 * insn-addr.h: New header.
10905 (insn_addresses_): Renamed from insn_addresses.
10906 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
10907 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
10908 INSN_ADDRESSES_NEW): New macros.
10909 * genattrtab.c (write_test_expr): Use new macros.
10910 * final.c (insn_addresses, init_insn_lengths): Likewise.
10911 (align_fuzz, shorten_branches): Likewise.
10912 (final): Likewise. Do not reject new insns if their addresses
10913 have been added to INSN_ADDRESSES.
10914 * config/arm/arm.c, config/avr/avr.c: Use new macros.
10915 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
10916 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
10917 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
10918 * config/sh/sh.c: Likewise.
10919 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
10921 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
10923 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
10925 * gcc.c (struct prefix_list): Add member priority.
10926 (enum path_prefix_priority): Declare.
10927 (add_prefix): Replace ``first'' with ``priority''. Append new
10928 entry but keep list in priority order.
10929 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
10930 PREFIX_PRIORITY_LAST to add_prefix.
10931 (process_command): Move include kludge - foo/stageN - to before
10934 2000-07-27 Jason Merrill <jason@redhat.com>
10936 * dwarf2out.c (gen_typedef_die): Abort if we get identical
10937 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
10939 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
10941 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
10942 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
10944 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
10946 * c-decl.c (finish_function): Don't treat 'main' specially unless
10947 flag_hosted. In C99 mode, return 0 from 'main' unless
10948 DEFAULT_MAIN_RETURN is otherwise defined.
10950 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
10951 parameters defaulting to int in an old-style function definition.
10953 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10955 * c-parse.in (string): For -Wtraditional, warn about string
10956 concatenation only once per line.
10958 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
10960 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
10961 for HI-UX/WE2 systems.
10963 2000-07-24 Bruce Korb <bkorb@gnu.org>
10965 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
10966 defining the __xxx_TYPE__ macros.
10967 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
10968 * fixincl/fixlib.h: don't need to include "tm.h" anymore
10969 * fixincl/inclhack.def(type_map): now obsolete
10971 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
10973 * cpp.texi: Append a trailing full-stop to xrefs where needed.
10975 2000-07-26 Dave Pitts <dpitts@cozx.com>
10977 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
10979 (mvs_hash_alias): New function.
10980 (mvs_add_alias): Change argument spacing.
10981 (mvs_need_alias): Change aliasing criteria. Added documentation.
10982 (mvs_get_alias): Change to use hashed name. The hashed name prevents
10983 CSECT name collisions.
10984 (mvs_check_alias): Likewise.
10985 (handle_pragma): Change documentation.
10986 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
10987 mode from SImode to DImode.
10988 (iorhi3): Changed LTORG size for insn.
10990 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
10992 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
10993 mem if the address is a mode_dependent_address_p.
10995 2000-07-26 Kazu Hirata <kazu@hxi.com>
10997 * h8300.c (print_operand): Print ":8" when the 'R' operand is
10998 suitable for 8-bit absolute.
10999 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
11000 (OK_FOR_U): Add a case for the 8-bit constant address on the
11003 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
11005 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
11006 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
11007 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
11008 lack of implemented alignment.
11010 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
11012 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
11013 cross-compiling between 64-bit and 32-bit machines.
11015 2000-07-27 Richard Henderson <rth@cygnus.com>
11017 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
11018 (movhicc_astep, movhi_internal_astep): New.
11019 (movsicc_astep, movsi_internal_astep): New.
11020 (movdicc_astep, movdi_internal_astep): New.
11021 (movsfcc_astep, movsf_internal_astep): New.
11022 (movdfcc_astep, movdf_internal_astep): New.
11023 (movxfcc_astep, movxf_internal_astep): New.
11024 (cmovdi_internal_astep, cmovsi_internal_astep): New.
11025 Unify the cmov[ds]i splitters.
11027 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
11029 * real.c (asctoeg): Rename `error' label to unexpected_char_error
11031 2000-07-26 Nick Clifton <nickc@cygnus.com>
11033 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
11034 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
11036 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
11037 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
11039 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
11041 * c-decl.c (finish_enum): Convert enumerations that fit in an
11043 (build_enumerator): In pedantic mode, cast to `int' those that
11046 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
11048 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
11050 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
11052 * sh.md (cmpgtdi_t): Must be split.
11053 (cmpgtdi_t+1): New splitter.
11055 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
11057 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
11058 warnings for indented directives even if we are skipping.
11060 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
11062 * invoke.texi (strict-prototypes): Remove.
11063 * extend.texi (Deprecated Features): Add strict-prototypes.
11064 (Backwards Compatibility): New node.
11066 2000-07-25 Jakub Jelinek <jakub@redhat.com>
11068 * config/i386/i386.md (andsi_1+1): Allow HImode.
11069 (andsi_1+2): Require q_regs_operand.
11071 2000-07-25 Jakub Jelinek <jakub@redhat.com>
11073 * config/i386/i386.md (call_pop): Check operands[0],
11074 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
11076 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
11077 (call_value): Likewise.
11079 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
11081 * toplev.c (pipe_closed): Delete.
11082 (crash_signal): New. Generate ICE for a fatal signal.
11083 (float_signal): Call crash_signal outside a float-handler
11085 (main): Install crash_signal as handler for core-dumping signals.
11087 2000-07-25 David Edelsohn <edelsohn@gnu.org>
11089 * rs6000.c (print_operand, case 'T'): New case.
11091 * rs6000.md (call_indirect_aix32): Convert to expander of
11092 scheduled instructions.
11093 (call_indirect_aix64): Likewise.
11094 (call_value_indirect_aix{32,64}): Likewise.
11095 (call, call_value): Invoke expanders for AIX. Fall through to
11097 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
11098 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
11099 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
11100 only "g" constraint.
11101 (call_nonlocal_aix64): Likewise.
11102 (call_value_nonlocal_aix{32,64}): Likewise.
11103 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
11105 (call_value_nonlocal_sysv): New pattern.
11106 (indirect_jump{si,di}): Use new 'T' modifier.
11107 (tablejump{si,di} matchers): Likewise.
11108 (return_internal_{si,di}): Likewise.
11109 (return_eh_{si,di}): Likewise.
11111 2000-07-24 Richard Henderson <rth@cygnus.com>
11113 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
11114 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
11115 * config/ia64/ia64.md (movdi_internal): Use it.
11117 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
11119 * cppexp.c: Warn about unary + if -Wtraditional.
11120 * cpplex.c (lex_line): Always set BOL on the first token of a line.
11122 2000-07-24 Michael Meissner <meissner@redhat.com>
11124 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
11127 2000-07-24 Nick Clifton <nickc@cygnus.com>
11129 * config/arm/arm.c (emit_multi_reg_push): Generate a
11130 REG_FRAME_RELEATED_NOTE that is compatable with the code in
11131 dwarf2out_debug_frame_expr.
11133 2000-07-24 Jason Merrill <jason@redhat.com>
11135 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
11136 UNALIGNED_INT_ASM_OP.
11137 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
11138 a location expression.
11139 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
11140 assume indirect access if we're saving the CFA address exactly.
11142 * Makefile.in (bootstrap): Move -BstageN/ to the end.
11144 2000-07-24 Jakub Jelinek <jakub@redhat.com>
11146 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
11149 2000-07-24 Michael Meissner <meissner@redhat.com>
11151 * invoke.texi (D30V Options): Add d30v options.
11153 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
11155 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
11156 needed by our gcse pass anymore.
11157 (free_pre_mem): Corresponding changes.
11158 (compute_pre_data): Do not call compute_transpout anymore.
11160 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
11161 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
11164 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
11165 (compute_pre_data): Do it here instead.
11167 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
11169 (pre_delete): Corresponding changes.
11171 2000-07-23 Mark Mitchell <mark@codesourcery.com>
11173 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
11174 to figure out whether or not a variable has already been emitted.
11176 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
11178 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
11179 instead of gen_call.
11181 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
11183 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
11185 2000-07-23 Kazu Hirata <kazu@hxi.com>
11187 * h8300.c: Fix formatting.
11189 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
11191 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
11192 for `long' switch expression into a plain warning.
11194 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
11195 (yylex): Don't pedwarn for "inline" in C99 mode.
11197 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
11199 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
11200 ggc_alloc): Likewise.
11201 * bb-reorder.c (dump_scope_forest_1): Likewise.
11203 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
11205 * reload.c (find_reloads_toplev): Add new parameter
11206 "address_reloaded".
11207 (find_reloads): Add new parameter to find_reloads_toplev calls.
11209 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
11211 * collect2.c (main): Typo fixed.
11212 * diagnostic.c: Typo fixed.
11213 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
11214 * eh-common.h: Typo fixed.
11215 * emit-rtl.c (start_sequence): Typo fixed.
11216 * flow.c (find_label_refs): Typo fixed.
11217 (calculate_global_regs_live): Typo fixed.
11218 (mark_regno_cond_dead): Typo fixed.
11219 (create_edge_list): Typos fixed.
11220 (verify_edge_list): Typo fixed.
11221 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
11222 * loop.c (strength_reduce): Typo in function name fixed.
11223 * rtl.h: Added comments. Typo in function name fixed.
11224 * rtlanal.c: Typo in function name fixed.
11225 (insn_dependant_p): Rename to ...
11226 (insn_dependent_p): ... this.
11227 (computed_jumo_p): Typo fixed.
11229 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11231 * system.h (__FUNCTION__): Wrap definition in #ifndef.
11233 2000-07-21 David Edelsohn <edelsohn@gnu.org>
11235 * rs6000.h (SIZE_TYPE): Define.
11237 2000-07-21 Mark Mitchell <mark@codesourcery.com>
11239 * ssa.c (rename_insn_1): Don't rename registers that are
11242 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
11244 * diagnostic.c (trim_filename, fancy_abort): Moved here from
11246 (fatal_function, set_fatal_function): Removed.
11247 (fatal): Don't prepare for or call the fatal_function.
11248 (diagnostic_lock, error_recursion): New.
11249 (diagnostic_for_decl, report_diagnostic): Guard against
11250 re-entering the error reporting routines.
11251 (fancy_abort): Assume function is not NULL.
11253 * errors.c (fancy_abort): New. Assume function is not NULL.
11254 * tradcpp.c (fancy_abort): Assume function is not NULL.
11256 * system.h: Provide default definition of __FUNCTION__.
11257 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
11258 Always use __FUNCTION__ in definition of abort.
11259 * tree.h: Likewise.
11260 * varray.h: Likewise.
11261 * toplev.h: Likewise. Don't prototype set_fatal_function.
11263 2000-07-20 Geoff Keating <geoffk@cygnus.com>
11265 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
11267 * glimits.h: Don't do #if defined for ARCH_PPC.
11269 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
11270 constants of size no larger than a pointer should go in the TOC.
11271 Add 'MODE' parameter.
11272 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
11273 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
11274 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
11275 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
11276 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
11277 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
11278 (rs6000_legitimize_address): Likewise.
11279 (rs6000_emit_move): Likewise.
11280 (rs6000_select_rtx_section): Likewise.
11281 (output_toc): Deal properly with outputting small constants like
11282 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
11283 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
11284 MODE parameter. Put small constants in the TOC.
11286 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
11288 (rs6000_emit_move): When reload calls us with an illegitimate
11289 address, exit early. Move the change_address calls to one place
11290 at the end of the routine. Merge the SImode and DImode expanders.
11291 When called by reload to put an integer into a FP register, force
11294 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
11296 (rs6000_hash_constant): Hash mode too.
11297 (toc_hash_function): Allow for key_mode.
11298 (toc_hash_eq): Structures are different if key_mode differs.
11299 (output_toc): Add 'mode' parameter. Save key_mode.
11300 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
11301 Pass 'mode' parameter.
11302 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
11304 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
11305 for vtable references.
11307 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
11308 choice, don't put integer values in FP regs.
11310 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
11312 * flow.c (verify_flow_info): Revamp code to verify that the
11313 head and end of each basic block are in the insn chain.
11315 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
11317 * gcse.c (record_one_set): Prepend instead of append onto
11318 reg_set_table, making it O(n) instead O(n^2).
11319 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
11320 Use a queue instead of a stack as worklist.
11322 2000-07-20 Kazu Hirata <kazu@hxi.com>
11324 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
11325 * h8300.h (OK_FOR_T): New.
11326 (EXTRA_CONSTRAINT): Support OK_FOR_T.
11327 * h8300.md: Use inc/dec.[wl] for increment/decrement
11328 by 1 and 2 in HI and SI modes.
11330 2000-07-20 Jim Wilson <wilson@cygnus.com>
11332 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
11333 larger than 14 bits.
11335 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
11337 * cppmacro.c (CAN_PASTE_AFTER): New macro.
11338 (count_params): Don't set GNU_REST_ARGS on anything.
11339 (save_expansion): Set PASTE_LEFT only on tokens for which
11340 CAN_PASTE_AFTER is true, or which are named operators.
11342 * cpplex.c (parse_args): Distinguish between a rest argument
11343 given one empty argument, and a rest argument given zero arguments.
11344 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
11345 deletion of previous token based on that.
11346 (get_raw_token): Flatten some control structure.
11348 * cpplib.h (CPP_LAST_EQ): Correct.
11349 (VOID_REST): New token flag.
11350 (GNU_REST_ARGS): Delete.
11352 * tradcpp.c (main): Don't munge -D options.
11353 (make_definition): Bring -D handling in line with cpplib.
11354 (do_define): Strip all leading whitespace from macro definitions.
11356 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
11358 * Makefile.in (tradcpp): Depend on intl.o and version.o.
11360 2000-07-20 Bruce Korb <bkorb@gnu.org>
11362 * fixincl/check.tpl: strip the platform specific types before testing
11363 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
11364 * fixincl/fixincl.tpl: use platform specific types
11365 * fixincl/fixlib.h: include the platform specific types
11366 * fixincl/inclhack.def(gnu_types): don't supply the types
11367 * fixincl/fixincl.x: regen
11369 2000-07-19 Jim Wilson <wilson@cygnus.com>
11371 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
11374 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
11376 * tradcpp.c (rescan): Do not recognize directives when the #
11379 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
11381 Implement C++ named operators.
11383 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
11384 of operators allowed in #if and having an _EQ variant. Add
11385 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
11386 (cpp_token flags): Add NAMED_OP.
11387 (enum node_type): Add T_OPERATOR.
11388 (struct cpp_hashnode): Add code slot to value union.
11389 * cpphash.h (spec_nodes): Remove n_defined.
11391 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
11392 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
11393 (is_macro_disabled): Tweak error messages.
11395 * cpplib.c (get_define_node): Disallow all named operators as
11396 macro names. Tweak error messages.
11397 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
11399 * cppinit.c (builtin_array): Add entries for the named operators.
11400 * cppexp.c (lex): Check for CPP_DEFINED token.
11401 (priority table): Add entries for CPP_MIN and CPP_MAX.
11402 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
11404 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
11406 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
11407 larger than the array of cuids.
11408 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
11411 2000-07-19 Bruce Korb <bkorb@gnu.org>
11413 * fixinc/fixincl.c: Convert to using a table of environment variables
11414 and activate the auto-edit marker on the fixed output files.
11415 * fixinc/fixlib.h: Define the environment table
11416 * fixinc/fixincl.sh: export the ${INPUT} dir
11417 * fixinc/check.tpl: likewise
11419 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
11421 * gcc.c (.h spec): Fix typo.
11423 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
11425 * Makefile.in: Fix tradcif.c path.
11427 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
11429 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
11432 * cpphash.h (TOKEN_NAME): New macro.
11433 (_cpp_spell_operator): Deleted.
11434 (token_spellings): Now _cpp_token_spellings.
11436 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
11437 * cpplex.c: Use OP and TK macros when expanding the
11438 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
11439 store the stringification of the enumeration name (CPP_CHAR,
11440 etc.) in the name slot of token_spellings.
11441 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
11442 token_spellings directly.
11443 * cpplib.c: Use TOKEN_SPELL.
11445 * cpplex.c (_cpp_push_token): If the token being pushed back
11446 is the previous token in this context, just subtract one from
11448 * cppmacro.c (save_expansion): Clear aux field when storing a
11451 2000-07-18 Jakub Jelinek <jakub@redhat.com>
11453 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
11454 buffer, provided it is not NULL.
11456 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
11458 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
11459 case of invalid volatile re-declaration.
11461 2000-07-18 Jakub Jelinek <jakub@redhat.com>
11463 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
11464 (expand_call): Adjust caller.
11466 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
11468 * diagnostic.h (report_diagnostic): Change prototype.
11470 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
11471 diagnostic_for_decl): Change prototype.
11472 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
11473 error, warning, error_with_file_and_line,
11474 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
11475 Adjust call to report_diagnostic, diagnostic_for_decl.
11476 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
11477 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
11479 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
11480 varaible argument list.
11482 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
11484 * cpphash.c: Don't include hashtab.h. Most macro-handling code
11485 moved to cppmacro.c.
11486 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
11487 dump_hash_helper): Delete.
11488 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
11489 cpp_forall_identifiers): New. Implement specialized version of
11490 Vlad's expandable hash table.
11491 (cpp_lookup): Use new functions.
11492 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
11494 * cppmacro.c: New file.
11495 * cppinit.c (dump_macros_helper): New.
11496 (cpp_finish): Iterate over the identifier table directly.
11497 * cpplex.c (parse_name): Calculate the hash of the identifier
11498 while we scan it. Use _cpp_lookup_with_hash when we can.
11500 * cpphash.h: Update prototypes.
11501 (xcnewvec, HASHSTEP): New helper macros.
11502 * cpplib.h: Update prototypes.
11503 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
11504 (cppmacro.o): New rule.
11505 (cpphash.o): Update deps.
11507 * cppmain.c: Do not set pfile->printer if no_output is on.
11509 2000-07-15 Neil Booth <neilb@earthling.net>
11511 * cpplib.c: Change all directive-handler functions to return
11513 * cpphash.h: Update typedefs.
11515 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
11517 * configure: Regenerate.
11519 * extend.texi (Extended Asm): Mention that a memory clobber
11520 does not count as a side-effect.
11522 * unroll.c (copy_loop_body): Fix one instance of using host
11523 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
11526 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
11528 2000-07-17 Richard Henderson <rth@cygnus.com>
11530 * config/ia64/ia64.md (movdi): Split out load address code.
11531 New post-reload splitter for symbolic operands.
11532 (movdi_internal): Abort if we didn't split symbolic operands
11533 when we should have.
11534 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
11535 (ia64_reorg): Split insns when not optimizing.
11536 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
11538 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
11540 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
11541 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
11543 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
11545 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
11547 2000-07-17 Jason Merrill <jason@redhat.com>
11549 * Makefile.in (clean): Remove libgcc directory.
11551 * configure.in (-Wno-long-long check): Use higher-level macros.
11553 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
11555 * simplify-rtx.c (simplify_binary_operation): Recognize
11556 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
11557 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
11558 a CONST_INT, it will always be zero.
11560 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
11562 * loop.c (check_dbra_loop) : Return if more than one condition is
11563 present to control the loop.
11565 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
11567 * mips.c (mips_expand_prologue): Don't calculate the last argument
11568 register unless we need it. When we are calculating this, make
11569 sure FUNCTION_ARG is giving us a REG.
11571 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11573 * flow.c (libcall_dead_p): Use single_set to verify the insn
11574 has only one set and get for analysis.
11575 (propagate_one_insn): Don't pass the PATTERN of the insn.
11577 2000-07-17 Mark Klein <mklein@dis.com>
11579 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
11581 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
11583 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
11584 * configure.in (TARGET_GETGROUPS_T): Evaluate.
11585 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
11586 of second argument of getgroups.
11587 * configure, config.in: Rebuilt.
11589 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
11591 * simplify-rtx.c (simplify_relational_operation): Two signed
11592 values with equal high words are less/greater than each other if
11593 their low words are less/greater when considered as unsigned.
11595 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
11597 * configure.in (vax-*-openbsd): Change to new style configuration,
11598 add collect2/float_format information.
11599 * configure: Rebuilt.
11600 * config/vax/openbsd1.h: New.
11601 * config/vax/openbsd.h: New.
11602 * config/vax/t-openbsd: New.
11604 2000-07-17 Chip Salzenberg <chip@valinux.com>
11606 * c-common.c (shorten_compare): Quiet warnings about unsigned
11607 comparisons with zero when they occur in a system header.
11609 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
11611 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
11612 update to describe current practice.
11614 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
11616 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
11617 references to C9X. Change references to -fstd and -flang-isoc9x
11620 * c-common.c (scan_char_table): Allow "z" length modifiers on
11622 (check_format_info): Use TYPE_DOMAIN on the type matched against
11623 for "z" formats, to retrieve the language size_t rather than the
11626 * c-common.c (check_format_info): Do not make a pedantic objection
11627 to the 'L' length modifier if used with a floating point type
11630 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
11631 constants in C99 mode.
11633 2000-07-17 Kazu Hirata <kazu@hxi.com>
11635 * h8300.md: Fix the format of mac.
11636 (movsi_h8300hs): Output a tab after stmac instead of a space.
11638 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
11639 profitable adds/subs sequences.
11641 * fold-const.c: Fix comment typos.
11643 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
11645 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
11647 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11649 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
11651 2000-07-16 Neil Booth <NeilB@earthling.net>
11653 * cpplex.c: Update comments.
11654 * README.Portability: Small update.
11656 2000-07-16 Neil Booth <NeilB@earthling.net>
11658 * README.Portability: Small update.
11660 2000-07-15 Richard Henderson <rth@cygnus.com>
11662 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
11663 * config/ia64/ia64.c (ia64_move_ok): New function.
11664 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
11665 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
11667 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
11669 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
11670 immediately following a paste operator.
11671 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
11672 (cpp_reader_init): Call it, if HOST_EBCDIC.
11673 (cpp_handle_options): Do not sort option list here.
11674 (handle_option): Rename to cpp_handle_option and export.
11675 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
11676 _cpp_get_token directly.
11677 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
11678 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
11679 * cpplib.h: Prototype cpp_handle_option. Update prototype of
11682 2000-07-15 Richard Henderson <rth@cygnus.com>
11684 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
11685 cast around an expression. Tidy other unsigned tests.
11687 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
11689 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
11690 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
11691 (v_message_with_decl): Rename to ...
11692 (format_with_decl): ... this. Tweak
11693 (diagnostic_for_decl): New function.
11694 (fatal_io_error): Use verbatim in lieu of notice.
11695 (announce_function): Use verbatim.
11696 (default_print_error_function): Likewise.
11697 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
11700 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11702 * mips.c (function_arg_pass_by_reference): Don't do automatic
11703 aggregate initialization.
11704 (machine_dependent_reorg): Initialize variable `mode'.
11706 * mips.md (absdi2): Change variable `regno1' to unsigned int.
11707 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
11708 conflicts with sys/param.h macro of the same name.
11709 (reload_outdi): Likewise.
11711 2000-07-15 Michael Meissner <meissner@redhat.com>
11713 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
11714 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
11715 create a new node instead.
11717 2000-07-15 Neil Booth <NeilB@earthling.net>
11719 * README.Portability: Correct example about calling a function
11720 through a pointer to function. Format wide paragraphs.
11722 2000-07-15 Michael Meissner <meissner@redhat.com>
11724 * README.Portability: Update integer suffixes and function
11725 prototype sections.
11727 2000-07-15 Neil Booth <NeilB@earthling.net>
11729 * README.Portability: Small update.
11731 2000-07-15 Neil Booth <NeilB@earthling.net>
11733 * README.Portability: New file.
11735 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
11737 * INSTALL: Give special instructions for building GCC on Irix 6.
11738 * config/mips/x-iris6 (CC): Don't set it.
11741 2000-07-14 Jason Merrill <jason@redhat.com>
11743 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
11744 register in the stack and later in another register, use the new
11747 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
11749 * config/mips/mips.md: (absdi2): Handle sign_extend for
11752 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
11754 * cpplib.c (do_pragma_dependency): Tidy warning messages.
11756 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
11758 * .cvsignore: Correct typo.
11760 2000-07-13 Mark Mitchell <mark@codesourcery.com>
11762 * .cvsignore: Add generated YACC files.
11763 * objc/.cvsignore: New file.
11765 2000-07-14 Neil Booth <NeilB@earthling.net>
11767 * cpplex.c (adjust_column): New funcion.
11768 (skip_whitespace): Use it.
11769 (skip_block_comment): Use it, and warn about /*/* with
11772 2000-07-14 Neil Booth <NeilB@earthling.net>
11774 * cpphash.c (struct macro_info): Add new members.
11775 (_cpp_free_definition): Delete the macro directly.
11776 (count_params): Return void, with first token of
11777 expansion in struct macro_info on success.
11778 (parse_define): Return int. Hoist syntax checking from
11779 save_macro_expansion. Leave call to save_expansion to
11780 _cpp_create_definition.
11781 (alloc_macro): Needs just 2 arguments.
11782 (free_macro): Delete.
11783 (save_expansion): Don't perform syntax check.
11784 (_cpp_create_definition): Call save_expansion.
11786 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11788 * genrecog.c (write_header): Split long string.
11790 * cpphash.c (macro_info): Don't use the `signed' keyword.
11792 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
11794 2000-07-13 Jakub Jelinek <jakub@redhat.com>
11796 * calls.c (stored_args_map): New variable.
11797 (check_sibcall_argument_overlap_1): New.
11798 (check_sibcall_argument_overlap): New.
11799 (expand_call): Initialize stored_args_map.
11800 Call check_sibcall_argument_overlap.
11802 2000-07-13 Bruce Korb <bkorb@gnu.org>
11804 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
11805 (emit_gnu_type): utility procedure for gnu_type_fix
11806 (gnu_type_fix): implement various pre-processor guards around
11807 standard types so these types can be defined over and over
11808 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
11809 types alluded to above will have GNU-compliant base types
11810 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
11811 * fixinc/inclhack.def: add test_text entries and utilize the new
11812 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
11813 * fixinc/fixincl.x: regenerate
11815 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11817 * diagnostic.c (vline_wrapper_message_with_location,
11818 v_message_with_file_and_line, v_error_with_file_and_file,
11819 v_error_for_asm, v_warning_for_asm, vfatal,
11820 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
11821 vsorry, verror, vwarning, vpedwarn): Remove.
11822 (diagnostic_for_asm): New function.
11823 (pedwarn, error, warning, pedwarn_with_file_and_line,
11824 error_with_file_and_line, warning_with_file_and_line, sorry,
11825 error_for_asm, warning_for_asm, fatal): Reimplement.
11826 (finish_diagnostic): Clear diagnostic info as well.
11828 2000-07-13 Neil Booth <NeilB@earthling.net>
11830 * c-common.h (flag_digraphs): New.
11831 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
11832 * c-lex.c (yylex): Use flag_digraphs to decide whether to
11835 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
11837 * gcc.c (do_spec_1): Add new %B operator.
11838 (set_input): Prepare for %B.
11840 (link_command_spec): Move up with the other tm.h-
11841 overrideable specs. Factor out the portion conditional on
11842 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
11843 (struct compiler): Just have a single spec string. All users
11845 (default_compilers): Remove unnecessary braces.
11846 (static_specs): Update.
11848 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
11850 (C and assembly specs): Use the new named specs, as appropriate.
11852 * objc/lang-specs.h: Use the new named specs.
11853 Remove unnecessary braces.
11855 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
11857 * gcc.c (execute): If a subprocess gets a fatal signal, report
11858 strsignal() of the signal number, and ask for a bug report.
11859 Do not do this for SIGPIPE if there's already been an error.
11861 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
11862 Delete pipe_closed.
11864 * tradcif.c: Remove.
11866 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
11868 * final.c (profile_function): Do not emit profile counters in
11869 the data section, if NO_PROFILE_COUNTERS is defined.
11870 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
11873 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
11874 (FUNCTION_PROFILER): Just emit a call to mcount.
11876 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
11878 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
11880 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
11881 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
11882 traditional, lang_chill, or lang_fortran.
11884 * cppfiles.c: #undef strcmp to suppress warning about macros
11885 used without arguments.
11886 (_cpp_execute_include): Use f, not fname, in "No include path"
11888 (_cpp_pop_file_buffer): New function.
11889 * cpplib.c: Don't include <sys/mman.h>.
11890 (cpp_push_buffer): Set line_base and lineno in new buffer.
11891 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
11893 * cpplex.c: Move all prototypes and structure declarations to the
11894 top of the file. Properly parenthesise some macro arguments.
11895 (cpp_scan_line): New function.
11896 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
11897 don't need to walk up the stack counting.
11899 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11901 * c-common.c (combine_strings): Emit a pedantic warning when a
11902 string length is greater than the minimum ANSI C is required
11905 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
11907 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
11908 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
11910 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11912 * c-decl.c (define_label): Warn about identifier conflicts with
11913 labels in traditional C.
11915 * c-parse.in (unop +): Warn about the unary plus operator for
11918 * c-typeck.c (store_init_value): Warn about automatic aggregate
11919 initialization for traditional C.
11921 * invoke.texi (-Wtraditional): Document new warnings.
11923 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
11925 * Makefile.in (c-errors.o): Fix thinko in dependency.
11927 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
11929 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
11930 -traditional, -ftraditional, or -traditional-cpp was given.
11931 Do not pass -traditional to the preprocessor.
11932 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
11933 preprocessor does it automatically.
11934 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
11936 * ch/lang-specs.h: Always use tradcpp. Do not pass
11937 -traditional, -trigraphs, or -pedantic to the preprocessor.
11938 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
11941 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
11943 * cppexp.c (LOGICAL): Delete macro.
11944 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
11947 * cpphash.c (HASHSIZE): Increase to 4096.
11948 (struct hashdummy): Add hash field.
11949 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
11950 the string values using memcmp.
11951 (cpp_lookup): Set dummy.hash.
11953 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
11955 * configure.in (m88k-openbsd): Express configuration using new fragment
11957 * configure: Rebuilt.
11958 * m88k/aout-dbx.h: New.
11959 * m88k/openbsd.h: New.
11960 * m88k/xm-openbsd.h: New.
11962 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11964 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
11966 2000-07-12 Richard Henderson <rth@cygnus.com>
11968 * reload.c (push_secondary_reload): Make sure to add the new
11969 reload at the end, after acquiring secondary memory.
11971 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11973 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
11975 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
11976 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
11978 * c-parse.in (stmt): Delete unused variables.
11980 * convert.c (convert_to_vector): Likewise.
11982 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
11984 * tree.c (finish_vector_type): Prototype.
11986 2000-07-12 Bruce Korb <bkorb@gnu.org>
11988 * fixinc/fixfixes.c: use xmalloc
11989 * fixinc/fixincl.c(initialize): set program name for xmalloc
11990 * fixinc/fixlib.c(must_malloc): obsolete
11991 (is_cxx_header): no longer used - disabled
11992 (skip_quote): inserted and disabled for future use
11993 * fixinc/fixlib.h: reflects above
11994 * fixinc/fixtests.c: removed dinkleberries
11996 2000-07-12 Neil Booth <NeilB@earthling.net>
11998 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
11999 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
12001 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
12002 struct toklist_dummy): New.
12003 (cpp_free_definition): Free macros with free_macro.
12004 (count_params): Don't save paramter spellings. Save macro
12005 information in a struct macro_info.
12006 (parse_define): Don't allocate a token list.
12007 (save_expansion): Allocate the macro's token list, and
12008 save parameter spellings if necessary. Use TOKEN_SPELL.
12009 (cpp_create_definition): Make list const.
12011 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
12013 * c-typeck.c (pedwarn_c99): Move to
12014 * c-errors.c: ... Here.
12015 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
12016 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
12017 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
12018 (c-errors.o): List dependency.
12020 2000-07-12 Mark Mitchell <mark@codesourcery.com>
12022 * c-parse.c: Remove.
12023 * c-parse.h: Likewise.
12024 * c-parse.y: Likewise.
12025 * objc/objc-parse.c: Likewise.
12026 * objc/objc-pasre.y: Likewise.
12028 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
12030 * gcc.texi: Fix minor typos
12031 * extend.texi: Fix minor typos
12033 2000-07-11 Marc Espie <espie@openbsd.org>
12035 * collect2.c (main): Recognize .lo as object files.
12037 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
12039 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
12042 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
12043 with MAP_ANONYMOUS and MAP_ANON.
12044 * configure, config.in: Rebuilt.
12046 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
12048 * diagnostic.c (save_output_state): Remove.
12049 (restore_output_state): Likewise.
12050 (clear_text_info): New function.
12051 (clear_diagnostic_info): Likewise.
12052 (output_text_length, is_starting_newline, output_prefix,
12053 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
12054 prefixing_policy, output_buffer_ptr_to_format_args): New macros
12055 (set_real_maximum_length, output_set_maximum_length,
12056 output_set_prefix, output_get_prefix, output_set_maximum_length,
12057 output_destroy_prefix, init_output_buffer,
12058 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
12059 output_add_newline, output_add_character, output_add_space,
12060 output_append_r, output_append, wrap_text, output_format,
12061 output_do_printf, output_printf, output_do_verbatim,
12062 output_verbatim, verbatim): Use them.
12063 (output_clear): Split into cleat_text_info and
12064 clear_diagnostic_info.
12065 (struct output_state): Move to...
12067 * diagnostic.h: ...Here
12068 (struct output_buffer): Adjust.
12070 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
12072 * cpplex.c (parse_name): No longer inline (premature optimization).
12073 (do_pop_context): Fold into pop_context.
12074 (pop_context): Returns int.
12075 (lex_next): Hoist test for end of directive into pop_context.
12076 (push_macro_context): Returns int; takes just reader and token.
12077 Hoist test for excessive nesting to caller.
12078 (push_arg_context): Returns void; takes just reader and token.
12079 Do not call stringify_arg or get_raw_token.
12080 (get_raw_token): Convert tail recursion through push_arg_context
12081 to a loop at this level. Call stringify_arg here if appropriate.
12082 (maybe_paste_with_next): Convert tail recursion to a while loop.
12083 Hoist test of paste_level to caller.
12085 (stringify_arg): Push arg context at beginning.
12086 (cpp_get_token): Split out core into _cpp_get_token. Call
12087 process_directive here. Throw away CPP_PLACEMARKER tokens.
12088 (_cpp_get_token): Convert tail recursion through
12089 push_macro_context to a loop at this level.
12090 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
12091 _cpp_get_raw_token): Use _cpp_get_token.
12092 (_cpp_skip_rest_of_line): Drop the context stack directly; do
12093 not call pop_context.
12094 (_cpp_run_directive): Call lex_next directly.
12096 * cpphash.h: Prototype _cpp_get_token.
12097 * cppexp.c (lex): Use it.
12098 * cpphash.c (parse_define): Use it.
12099 * cpplib.c (get_define_node, do_undef, parse_include,
12100 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
12101 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
12102 parse_ifdef, validate_else): Use it.
12103 (cpp_push_buffer): Tweak error message; abort if anyone tries
12104 to push a buffer while macro expansions are stacked.
12106 2000-07-11 Donn Terry <donnte@microsoft.com>
12108 * cpplex.c (free_macro_args, save_token): Cast arg of free
12109 and/or xrealloc to PTR.
12110 (_cpp_init_input_buffer): Clear all fields of the base context.
12112 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
12114 * gensupport.c (process_rtx): Make rtl checking stop
12115 complaining about the define_insn while it is being
12116 converted from a define_insn_and_split.
12118 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
12120 * config/mips/mips.c (simple_memory_operand): Access the
12121 INTVAL of the address, not it's containing MEM.
12123 2000-07-11 Bruce Korb <bkorb@gnu.org>
12125 * fixinc/fixtests.c(double_slash): obsolete
12126 (else_endif_label): likewise
12127 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
12128 (libc1_ifdefd_memx): correct initial comment
12129 and omit the #if/#endif pair from the memxxx declarations
12130 * fixinc/fixincl.x: regen
12132 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12134 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
12136 2000-07-11 Neil Booth <NeilB@earthling.net>
12138 * cpp.texi: Update.
12140 2000-07-11 Neil Booth <NeilB@earthling.net>
12142 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
12143 (handle_option): Set digraphs according to standard.
12144 Merge OPT_lang_c89 handler with OPT_std_c89.
12146 * cpplex.c: (lex_line, can_paste): Honour digraphs in
12147 accordance with the digraphs flag.
12149 * cpplib.h: (struct cpp_options): New option digraphs.
12151 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
12152 Bruce Korb <bkorb@gnu.org>
12154 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
12155 * fixinc/fixincl.x: Regenerate.
12156 * fixinc/tests/base/testing.h: Add testcase.
12158 2000-07-10 Richard Henderson <rth@cygnus.com>
12160 * config/ia64/ia64.c (got_symbolic_operand): New.
12161 (symbolic_operand, move_operand): Revert 0701 change.
12162 * config/ia64/ia64.h (PREDICATE_CODES): Update.
12163 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
12164 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
12165 split the offset into a 14-bit low part instead of a 13-bit low part.
12166 (load_fptr): Mark the mem as unchanging.
12167 (load_symptr): Use got_symbolic_operand.
12169 2000-07-10 Nick Clifton <nickc@cygnus.com>
12171 * libgcc2.c (next_stack_level): Cast result of computation to
12172 (void **) so that the assignment does not generate a warning.
12174 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
12176 * flags.h : Add new variable flag_single_precision_constant.
12177 * toplev.c (display_help) : Add -fsingle-precision-constant option.
12178 (flag_single_precision_constant): New.
12179 * c-lex.c (yylex): Convert floating point constant to single
12180 precision constant.
12181 * invoke.texi : Add documentation for this new option.
12183 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
12185 * diagnostic.c (output_octal): Second parameter is unsigned.
12186 (output_long_octal): Likewise.
12187 (output_hexadecimal): Likewise.
12188 (output_long_hexadecimal): Likewise.
12189 (output_format): Adjust arguments extraction. Tweak.
12190 (output_verbatim, verbatim): End variable argument list.
12191 (report_diagnostic): Improve documentation.
12193 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
12195 * c-common.h (build_stmt): Declare.
12196 (build_continue_stmt): Likewise.
12197 (build_break_stmt): Likewise.
12198 (build_return_stmt): Likewise.
12200 * c-decl.c (do_case): Rewrite to do what previously done in
12203 * c-semantics.c (build_stmt): Define.
12204 (build_return_stmt): Likewise.
12205 (build_break_stmt): Likewise.
12206 (build_continue_stmt): Likewise.
12207 (build_case_label): Likewise.
12209 * c-parse.in (BREAK): Change to build tree, then generate RTL.
12210 (CONTINUE): Likewise.
12211 (RETURN): Likewise.
12213 (DEFAULT): Likewise.
12215 * c-parse.y: Regenerate.
12216 * c-pasre.c: Likewise.
12218 2000-07-09 Jason Merrill <jason@redhat.com>
12220 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
12222 * tree.h (STRIP_NOPS): Check for error_mark_node.
12223 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
12224 (dwarf2out_*): Remove duplicate declarations.
12226 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
12227 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
12229 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
12231 * diagnostic.c (wrap_text): New function.
12232 (maybe_wrap_text): Likewise.
12233 (output_add_string): Use it.
12234 (output_format): Likewise.
12235 (count_error): Use verbatim instead of notice.
12236 (report_error_function): Likewise. Don't use plain fprintf.
12237 (finish_diagnostic): New function.
12238 (output_do_verbatim): Tweak. Commonalize functionalities in
12239 output_verbatim and verbatim.
12240 (output_verbatim): Adjust.
12241 (verbatim): Likewise.
12242 (report_diagnostic): Define.
12244 * diagnostic.h (report_diagnostic): Prototype.
12246 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
12248 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
12250 2000-07-09 Neil Booth <NeilB@earthling.net>
12252 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
12253 IShspace, ISspace: Update.
12255 * cppinit.c: ISTABLE: Update.
12258 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
12259 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
12260 (skip_block_comment, skip_line_comment, parse_string,
12261 lex_line): Use is_vspace rather than IS_NEWLINE.
12262 (skip_whitespace, lex_line): Clean up to use is_nvspace.
12263 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
12265 (lex_next): Unconditionally stop if within a directive.
12266 Treat directives within macro invocations as directives
12267 (after parse_args emits error), not as the argument.
12269 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
12271 * diagnostic.c (diagnostic_args): New macro.
12272 (diagnostic_msg): Likewise.
12273 (output_formatted_integer): Likewise.
12274 (output_state): New data type.
12275 (digit_buffer): Make global.
12276 (output_add_integer): Rename to output_decimal. Squeeze
12278 (output_long_decimal, output_unsigned_decimal,
12279 output_long_unsigned_decimal, output_octal, output_long_octal,
12280 output_hexadecimal, output_long_hexadecimal): New functions.
12281 (output_append_r): New function.
12282 (output_append): Tweak.
12283 (output_flush_on): Rename to output_to_stream.
12284 (output_format): Change prototype. Improve documentation. Handle
12285 more format specifiers.
12286 (build_location_prefix): Rename to context_as_prefix.
12287 (output_notice): Rename to output_do_printf.
12288 (output_printf): Tweak.
12289 (line_wrapper_printf): Likewise.
12290 (vline_wrapper_message_with_location): Adjust call to renamed
12292 (v_message_with_decl): Likewise.
12293 (default_print_error_function): Likewise.
12294 (save_output_state): New function.
12295 (restore_output_state): Likewise.
12296 (output_do_verbatim): Likewise.
12297 (output_verbatim): Define.
12298 (verbatim): Likewise.
12300 * diagnostic.h (printer_fn): Change return type from void to int.
12301 Improve documentation.
12302 (output_add_integer): Rename to output_decimal.
12303 (output_flush_on, output_format): Don't export.
12304 (output_verbatim, verbatim): Declare.
12306 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
12308 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
12309 Check whether c divides op1 exactly if operation is not
12312 2000-07-08 Richard Henderson <rth@cygnus.com>
12314 * final.c (final): Do not abort when reg-stack introduces
12317 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
12319 * cpplib.h (struct cpp_name): Now struct cpp_string.
12320 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
12321 CPP_HEADER_NAME): Change to type S.
12322 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
12323 field, a cpp_hashnode *. All references to val.name updated
12324 to use val.str or val.node as appropriate.
12325 (struct cpp_reader): Add spec_nodes field.
12326 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
12328 * cpphash.h (struct spec_nodes): New.
12329 (enum spell_type): Reorder. Only SPELL_STRING tokens use
12330 val.str. All references to 'spelling > SPELL_NONE' updated to
12333 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
12334 pfile->buffer->inc are not NULL before dereferencing them.
12336 * cpplex.c (parse_name): Take a pointer to the current token,
12337 plus current position and limit as args; return the new
12338 position; don't copy the text of a name into the string
12339 buffer, instead call cpp_lookup and store the node pointer.
12340 If extending a token, copy out the text of the old into a
12341 scratch buffer, append the new, look that up and store the new
12342 node pointer. Inline.
12343 (maybe_paste_with_next): If the result of paste is a NAME,
12344 then look up the pasted text and store its node pointer.
12345 (lex_line): Adjust for new parse_name interface.
12346 Check for L"str", L'str' using spec_nodes->n_L.
12347 (spell_token): SPELL_IDENT tokens have their spelling in
12348 val.node->name. Handle SPELL_STRING tokens that don't have
12350 (_cpp_expand_name_space,
12351 (can_paste): Check for L ## "str" using spec_nodes->n_L.
12352 (cpp_get_token, special_symbol): No need to call cpp_lookup.
12353 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
12354 return 1=equal 0=not, not a tristate.
12356 * cpphash.c (var_args_str): Delete.
12357 (find_param): Compare node fields directly.
12358 (is__va_args__): Use CPP_PEDANTIC. Just compare
12359 token->val.node with spec_nodes->n__VA_ARGS__.
12360 (dump_funlike_macro): Don't use var_args_str.
12362 * cpplib.c (_cpp_check_directive): Just walk through
12363 spec_nodes->dirs comparing pointers.
12364 (get_define_node, do_pragma_poison, detect_if_not_defined,
12365 parse_ifdef): The identifier has already been looked up.
12366 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
12368 (do_if): Only call detect_if_not_defined at beginning of file.
12369 (_cpp_parse_assertion): Only copy string pointers for
12370 SPELL_STRING tokens.
12371 (pragma_dispatch): Take a node pointer and examine its name
12373 (_cpp_init_stacks): Also initialize the spec_nodes structure.
12375 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
12377 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
12378 reverse order from the corresponding _cpp_init_* routines.
12380 * cppexp.c (parse_number, parse_charconst, parse_defined,
12381 lex): Check val.node->type instead of calling cpp_defined.
12382 Use spec_nodes entries where appropriate.
12384 * fix-header.c, scan-decls.c: Update for interface changes.
12386 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
12388 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
12389 emitting aux_truncdfsf2.
12391 2000-07-03 Donn Terry (donnte@microsoft.com)
12393 * cppinit.c (print_help): split overlong line into ISO C89
12396 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
12398 * cppexp.c: Update all code for new lexer interface.
12399 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
12400 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
12401 * cpplex.c (token_names): Trim leading CPP_ from names; make
12402 the strings unsigned.
12403 (_cpp_spell_operator): New.
12404 (is_macro_disabled): Disable all macros if rescanning
12406 (_cpp_get_directive_token): Remove.
12408 * cppinit.c: Don't set no_macro_expand.
12409 * cpplib.c (read_line_number, do_line): Check only for EOF,
12411 * cpphash.h: Update prototypes.
12412 * cpplib.h (CPP_VSPACE): Remove.
12413 (struct cpp_reader): Remove no_macro_expand.
12415 2000-07-08 Neil Booth <NeilB@earthling.net>
12417 * cpphash.c (is__va_args__): New function.
12418 (count_params): Fix line reported in error messages. Use
12419 is__va_args__. Don't return ')' on error. Flag GNU style
12420 rest args macro definitions.
12421 (parse_define): Check macro name is not __VA_ARGS__.
12422 (save_expansion): Check identifier in non-varargs-macro is
12423 not __VA_ARGS__. Don't flag GNU_VARARGS.
12424 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
12425 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
12426 than per-token GNU_VARARGS.
12427 * cpplib.h (GNU_VARARGS): Remove.
12428 (GNU_REST_ARGS): New.
12430 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
12432 * i386.md (call_pop, call, call_value_pop): Do not set
12433 current_function_uses_pic_offset_table for calls to static
12434 functions or indirect calls.
12436 2000-07-07 Jim Wilson <wilson@cygnus.com>
12438 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
12439 is_predicate_reg, then take max write_count of register pair.
12441 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12443 * tradcpp.c (main): Rename label `include' to `add_include' to
12444 avoid conflicts with variable `include' in traditional C.
12446 2000-07-07 Jakub Jelinek <jakub@redhat.com>
12448 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
12450 2000-07-07 Jakub Jelinek <jakub@redhat.com>
12452 * sibcall.c (uses_addressof): Add INMEM argument, check for
12453 current_function_internal_arg_pointer outside of MEM rtxs in addition
12455 (sequence_uses_addressof): Update caller.
12457 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
12459 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
12462 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12464 * system.h (UNION_INIT_ZERO): New macro for initializing union
12465 members in structs.
12467 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
12469 2000-07-07 Neil Booth <NeilB@earthling.net>
12471 * cpp.texi: Update.
12473 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
12475 * final.c (final): Detect out of bounds array access to
12476 the insn_lengths array.
12478 2000-07-07 Kazu Hirata <kazu@hxi.com>
12480 * fold-const.c (fold): Fix a comment typo.
12482 2000-07-07 Neil Booth <NeilB@earthling.net>
12484 * cpp.texi: Update to new lexer.
12486 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
12488 * tradcpp.c: New file.
12489 * tradcif.y: New file.
12490 * tradcif.c: New generated file.
12492 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
12493 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
12494 dependencies of C. Install tradcpp from install-common, in
12497 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
12499 * cppinit.c: Include cppdefault.h. Refer to
12500 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
12501 to GCC_INCLUDE_DIR and its length.
12502 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
12503 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
12504 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
12506 (include_defaults_array): Move to cppdefault.c.
12508 * cppdefault.h: New file.
12509 * cppdefault.c: New file.
12511 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
12512 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
12513 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
12516 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12518 * reload.c (push_reload): When seeing if can reuse a register,
12519 check extra registers against widest of INMODE and OUTMODE.
12521 2000-07-06 Neil Booth <NeilB@earthling.net>
12523 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
12524 based on full length of predicate.
12526 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
12528 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
12529 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
12531 2000-07-05 Kazu Hirata <kazu@hxi.com>
12533 * h8300-proto.h: Fix formatting.
12534 * h8300.c: Likewise.
12535 * h8300.h: Likewise.
12537 2000-07-05 Jim Wilson <wilson@cygnus.com>
12539 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
12542 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
12544 * invoke.texi: Fix minor typos
12545 * md.texi: Fix minor typos
12547 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
12549 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
12551 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
12553 * cpplex.c: Don't include sys/mman.h.
12554 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
12556 * cpplib.c: Include sys/mman.h and obstack.h.
12557 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
12559 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
12560 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
12561 bother freeing if stack entries (they will be freed with their buffer).
12562 (do_endif): Free if stack entries from the buffer obstack.
12563 (push_conditional): Allocate if stack entries from the buffer obstack.
12565 (find_answer): Rename to _cpp_find_answer.
12566 (do_assert, do_unassert): Update.
12568 * cpphash.h: Update prototypes.
12569 (xobnew): New convenience macro.
12570 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
12572 (struct cpp_hashnode): Remove disabled field.
12574 * cppinit.c: Don't include hashtab.h or splay-tree.h.
12575 (report_missing_guard): Moved to cppfiles.c.
12576 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
12578 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
12579 cpp_cleanup_includes. Don't destroy hashtab or
12580 all_include_files here.
12581 (cpp_finish): Use _cpp_report_missing_guards.
12583 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
12584 (_cpp_init_include_table): Rename _cpp_init_includes.
12585 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
12587 * cppexp.c (parse_assertion): Update for new name of
12590 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
12592 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
12594 * cpplib.c (do_ident): s/VSPACE/EOF/
12596 2000-07-05 Neil Booth <NeilB@earthling.net>
12598 * cpplex.c: Fix trigraph replacement within strings.
12600 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12602 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
12604 * xcoffout.c (assign_type_number): Constify.
12605 (xcoffout_source_file): Add static prototype. Don't needlessly
12606 cast away const-ness.
12608 2000-07-04 Jason Merrill <jason@redhat.com>
12610 * frame.h (frame_state): Move base_offset to end.
12612 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
12614 * calls.c (emit_library_call_value_1): Revert previous change.
12616 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
12618 * fix-header.c (struct partial_proto): Remove unnecessary fields.
12619 (recognized_extern, recognized_function, read_scan_file):
12620 Update for new scheme.
12621 (check_protection): It's still a multiple include guard even
12622 if it doesn't always trigger.
12623 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
12625 * scan.h: Declare struct cpp_token. Update prototypes.
12627 2000-07-03 Neil Booth <neilb@earthling.net>
12628 Zack Weinberg <zack@wolery.cumb.org>
12630 Complete overhaul of the lexer and macro expander.
12632 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
12633 arg, arglist, argdata, reflist, collect_objlike_expansion,
12634 collect_funlike_expansion, collect_params,
12635 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
12636 unsafe_chars, macarg, compare_defs, special_symbol,
12637 scan_arguments, stringify, funlike_macroexpand,
12638 _cpp_quote_string, monthnames): Delete.
12639 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
12640 _cpp_create_definition, _cpp_dump_definition,
12641 dump_hash_helper): Adjust.
12642 (find_param, count_params, parse_define, var_args_str,
12643 check_macro_redefinition, save_expansion): New.
12645 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
12646 parse_string, output_line_command, trigraph_replace,
12647 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
12648 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
12649 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
12650 _cpp_skip_rest_of_line): Modify.
12652 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
12653 find_position, null_warning, bump_column, expand_name_space,
12654 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
12655 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
12656 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
12657 _cpp_prescan): Delete.
12659 (dump_param_spelling, process_directive, lex_next,
12660 is_macro_disabled, stringify_arg, expand_context_stack,
12661 output_token, make_string_token, alloc_number_token,
12662 special_symbol, duplicate_token, maybe_paste_with_next,
12663 can_paste, prevent_macro_expansion, restore_macro_expansion,
12664 get_temp_token, release_temp_tokens, quote_string,
12665 token_names, token_spellings, _cpp_expand_name_space,
12666 _cpp_glue_header_name, _cpp_reserve_name_space,
12667 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
12668 placemarker_token, eof_token, cpp_context, macro_args,
12669 get_raw_token, parse_arg, parse_args, save_token,
12670 push_arg_context, push_macro_context, pop_context,
12671 do_pop_context, free_macro_args, _cpp_get_line,
12672 _cpp_run_directive): New.
12674 * cpplib.c (validate_else, parse_include, push_conditional,
12675 pass_thru_directive, read_line_number, parse_ifdef,
12676 detect_if_not_defined, _cpp_check_directive, do_define,
12677 do_undef, do_include, do_import, do_include_next, do_error,
12678 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
12679 top_pragmas, do_pragma_gcc, do_pragma_implementation,
12680 do_pragma_poison, do_pragma_system_header,
12681 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
12682 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
12683 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
12684 cpp_defined): Update for new scheme.
12685 (strtoul_for_line, get_define_node, dump_macro_name,
12686 _cpp_check_linemarker, _cpp_parse_assertion): New.
12687 (_cpp_handle_directive, do_pragma_default): Delete.
12689 * cpphash.h (struct predicate): Now struct answer.
12690 (enum spell_type, struct token_spelling, struct directive,
12691 directive_handler): New.
12692 Update prototypes. Remove unused macros.
12693 * cpplib.h: Update prototypes. Remove unused macros,
12694 structure definitions, and fields.
12696 * cpperror.c (print_containing_files, v_message): Adjust.
12697 * cppexp.c (parse_assertion, lex, parse_escape,
12698 _cpp_parse_expr): Adjust.
12699 * cppfiles.c (open_include_file, _cpp_execute_include,
12700 _cpp_compare_file_date, cpp_read_file, read_include_file):
12702 * cppinit.c (dump_special_to_buffer): Delete.
12703 (append_include_chain, merge_include_chains, cpp_reader_init,
12704 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
12705 cpp_finish, handle_option, print_help): Adjust.
12706 * cppmain.c (main): Adjust.
12708 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
12710 * cppspec.c (lang_specific_driver): Use double quotes in error
12713 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
12715 * calls.c (emit_library_call_value_1): Use valreg instead
12716 of hard_libcall_value.
12718 2000-07-03 Geoff Keating <geoffk@cygnus.com>
12720 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
12721 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
12722 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
12730 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
12731 mode instead of wider_mode is being used.
12733 2000-07-03 Jakub Jelinek <jakub@redhat.com>
12735 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
12736 of 'r'. Use q_regs_operand.
12737 (andsi_1+2): Use q_regs_operand.
12739 2000-07-03 Jakub Jelinek <jakub@redhat.com>
12741 * builtins.c (get_memory_rtx): Always put into alias set 0.
12743 2000-07-03 Nick Clifton <nickc@cygnus.com>
12745 * config/arm/arm.md: Fix post increment and pre increment
12746 peepholes so that they do not generate UNPREDICATBLE opcodes.
12747 (ie ones where the increment clobbers the source/destination).
12749 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
12751 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
12752 change too big for -mtiny-stack" a warning, if larger than 63.
12753 (out_set_stack_ptr): Change the logic so -mno-interrupts is
12754 always safe to use on possible future devices.
12755 (function_prologue): Write SPH before SPL, for consistency.
12756 If interrupt_func_p true, we know we have enabled interrupts.
12757 (avr_num_arg_regs): New function. Round up to even number of
12758 bytes if no -mpack-args or if calling a libgcc function.
12759 (function_arg, function_arg_advance): Use it.
12760 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
12761 Output "movw" if available.
12762 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
12763 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
12764 (asm_output_section_name): Add blanks for consistent output.
12765 (encode_section_info): Set TREE_READONLY for progmem data to
12766 avoid gas warnings about changed section attributes.
12767 (avr_hard_regno_mode_ok): Force non-QImode data to start in
12768 even numbered registers on devices with "movw".
12769 * config/avr/avr.h (MASK_*): Define bits for target_flags.
12770 (TARGET_SWITCHES): Mark help strings for translation.
12771 Add new -mpack-args and -menhanced switches.
12772 (TARGET_OPTIONS): Mark help strings for translation.
12773 (progmem_section): Add section attributes.
12774 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
12775 Output "movw" if available.
12776 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
12778 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
12779 call convention (arguments aligned on even registers).
12780 (_cleanup, _exit): Make weak symbols libc can override.
12782 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12784 * fp-bit.h: New file.
12786 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
12787 Comment #endif statements.
12788 (__thenan_sf, __thenan_df): Add missing braces around initializer.
12790 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
12792 * gcse.c (compute_pre_data): Compute ae_kill using other local
12793 properties instead of calling compute_ae_kill.
12795 * alias.c (init_alias_analysis): Do not call
12796 prologue_epilogue_contains until after reload has completed.
12798 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
12800 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
12801 (genrtl_finish_compound_stmt): Likewise.
12802 (genrtl_compound_stmt): Change to return void.
12804 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
12805 move code from here to ...
12806 (genrtl_compound_stmt): ... here.
12807 (genrtl_finish_compound_stmt): Remove.
12808 (expand_stmt): Add comment.
12810 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
12812 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
12815 2000-07-02 Jakub Jelinek <jakub@redhat.com>
12817 * cpplib.h (struct cpp_reader): New field include_depth.
12818 (struct cpp_printer): Rename last_bsd to last_id.
12819 * cppfiles.c (read_include_file): Bump include_depth.
12820 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
12821 (output_line_command): Output correct #line if a header
12822 is including itself and is not protected against multiple inclusion.
12823 Use include_depth instead of buffer_stack_depth, last_id instead of
12825 * cppinit.c (cpp_start_read): Initialize last_id instead of
12828 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
12830 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
12831 (c-semantics.o): New target.
12833 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
12834 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
12835 (genrtl_clear_out_block): Likewise.
12836 (genrtl_goto_stmt): Likewise.
12837 (genrtl_expr_stmt): Likewise.
12838 (genrtl_decl_stmt): Likewise.
12839 (genrtl_if_stmt): Likewise.
12840 (genrtl_while_stmt): Likewise.
12841 (genrtl_do_stmt): Likewise.
12842 (genrtl_return_stmt): Likewise.
12843 (genrtl_for_stmt): Likewise.
12844 (genrtl_break_stmt): Likewise.
12845 (genrtl_continue_stmt): Likewise.
12846 (genrtl_scope_stmt): Likewise.
12847 (genrtl_switch_stmt): Likewise.
12848 (genrtl_case_label): Likewise.
12849 (genrtl_begin_compound_stmt): Likewise.
12850 (gerntl_finish_compound_stmt): Likewise.
12851 (genrtl_compound_stmt): Likewise.
12852 (genrtl_asm_stmt): Likewise.
12853 (genrtl_decl_cleanup): Likewise.
12854 (DECL_ANON_UNION_ELEMS): Likewise.
12855 (emit_local_var): Likewise.
12856 (make_rtl_for_local_static): Likewise.
12857 (expand_cond): Likewise.
12858 (expand_stmt): Likewise.
12859 (c_expand_return): Likewise.
12860 (c_expand_start_case): Likewise.
12861 (do_case): Likewise.
12862 (COMPOUND_STMT_NO_SCOPE): Likewise.
12863 (c_expand_asm_operands): Likewise.
12864 (NEW_FOR_SCOPE_P): New macro.
12865 (expand_expr_stmt_fn): New type.
12867 (set_current_function_name_declared): Likewise.
12868 (current_function_name_declared): Likewise.
12869 (lang_expand_stmt): Likewise.
12870 (stmts_are_full_exprs_p): Likewise.
12871 (anon_aggr_type_p): Likewise.
12872 (lang_expand_expr_stmt): Likewise.
12873 (build_case_label): Likewise.
12875 * c-decl.c (lang_expand_expr_stmt): Initialize.
12876 (stmts_are_full_exprs_p): Define.
12877 (current_function_name_declared): Likewise.
12878 (do_case): Likewise.
12879 (lang_expand_stmt): Likewise.
12880 (set_current_function_name_declared): Likewise.
12881 (anon_aggr_type_p): Likewise.
12883 * c-semantics.c: New file.
12884 (expand_cond): Moved from cp/semantics.c.
12885 (genrtl_do_pushlevel): Likewise.
12886 (genrtl_clear_out_block): Likewise.
12887 (genrtl_goto_stmt): Likewise.
12888 (genrtl_expr_stmt): Likewise.
12889 (genrtl_decl_stmt): Likewise.
12890 (genrtl_if_stmt): Likewise.
12891 (genrtl_while_stmt): Likewise.
12892 (genrtl_do_stmt): Likewise.
12893 (genrtl_return_stmt): Likewise.
12894 (genrtl_for_stmt): Likewise.
12895 (genrtl_break_stmt): Likewise.
12896 (genrtl_continue_stmt): Likewise.
12897 (genrtl_scope_stmt): Likewise.
12898 (genrtl_switch_stmt): Likewise.
12899 (genrtl_case_label): Likewise.
12900 (genrtl_begin_compound_stmt): Likewise.
12901 (genrtl_finish_compound_stmt): Likewise.
12902 (genrtl_compound_stmt): Likewise.
12903 (genrtl_asm_stmt): Likewise.
12904 (genrtl_decl_cleanup): Likewise.
12905 (make_rtl_for_local_static): Moved from cp/decl.c.
12906 (emit_local_var): Likewise.
12907 (expand_stmt): Define.
12909 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
12910 (c_expand_return): Likewise.
12911 (c_expand_start_case): Likewise.
12913 2000-07-01 Richard Henderson <rth@cygnus.com>
12915 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
12916 with the low 13 bits set.
12917 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
12918 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
12919 of the low 13 bits into a CONST plus an adddi3.
12920 (load_symptr): Set RTX_UNCHANGING_P.
12922 See ChangeLog.3 for earlier changes.