1 2000-11-30 Neil Booth <neilb@earthling.net>
3 * objc/objc-act.c (lang_init, finish_file, maybe_objc_comptypes,
4 maybe_objc_check_decl, build_objc_string_object,
5 objc_declare_alias, objc_declare_class, build_message_expr,
6 build_protocol_expr, build_selector_expr, build_encode_expr,
7 get_class_ivars, start_class, start_protocol): Remove
8 redundant code, assuming doing_objc_thang is true.
10 2000-11-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
12 * pa.c (restore_unscaled_index_insn_codes): Delete procedure.
13 (record_unscaled_index_insn_codes): Likewise.
14 (unscaled_index_insn_codes): Delete.
15 (max_unscaled_index_insn_codes_uid): Delete.
16 (output_function_prologue, output_function_epilogue, pa_reorg):
17 Don't use the unscaled index insn hack.
19 * pa.md: Remove hack from all index insns to reverse the operand
20 order of frame and stack pointer references incorrectly created
23 * function.h (emit_status): Delete member regno_pointer_flag and
24 rename regno_pointer_flag_length to regno_pointer_align_length.
25 Delete define for REGNO_POINTER_FLAG.
26 * integrate.h (inline_remap): Delete member regno_pointer_flag.
27 Add member x_regno_reg_rtx.
28 * rtl.h (rtx_def): Use frame_related bit to indicate register is
29 a pointer in REG expressions. Define REG_POINTER macro.
30 * alias.c (find_base_value, find_base_term): Use REG_POINTER
31 instead of REGNO_POINTER_FLAG.
32 * combine.c (nonzero_bits, num_sign_bit_copies): Likewise.
33 * emit-rtl.c (gen_reg_rtx): Use regno_pointer_align_length instead
34 of regno_pointer_flag_length. Remove code which refers to
36 (mark_reg_pointer): Use REG_POINTER.
37 (free_emit_status): Remove code which refers to regno_pointer_flag.
38 (init_emit, mark_emit_status): Likewise.
39 * flow.c (dump_flow_info): Likewise.
40 * function.c (preserve_temp_slots): Likewise.
41 * integrate.c (expand_inline_function, copy_rtx_and_substitute):
42 Use x_regno_reg_rtx instead of regno_pointer_flag for function
43 pointer determination in map.
44 * loop.c (strength_reduce, maybe_eliminate_biv_1): Use REG_POINTER.
45 * predict.c (estimate_probability): Likewise.
46 * regclass.c (record_address_regs, reg_scan_mark_refs): Likewise.
47 * unroll.c (unroll_loop): Use x_regno_reg_rtx instead of
48 regno_pointer_flag for function pointer determination in map.
49 * convex.h (RTX_COSTS): Don't test regno_pointer_flag and use
51 * pa.c (hppa_legitimize_address, emit_move_sequence, basereg_operand):
53 (restore_unscaled_index_insn_codes): Revise comment.
55 * expr.c (do_compare_and_jump): Add missing TYPE_MODE in statement.
57 2000-11-30 Joseph S. Myers <jsm28@cam.ac.uk>
59 * extend.texi: Update documentation for attributes.
61 2000-11-29 David O'Brien <obrien@FreeBSD.org>
63 * config/alpha/elf.h (IDENT_ASM_OP): Protect the #define.
64 (ASM_DECLARE_OBJECT_NAME): Same.
66 (ASM_FINISH_DECLARE_OBJECT): Same.
67 (ASM_IDENTIFY_GCC): Same.
68 (ASM_IDENTIFY_LANGUAGE): Same.
69 (ASM_OUTPUT_CONSTRUCTOR): Same.
70 (ASM_OUTPUT_DEF): Same.
71 (ASM_OUTPUT_DESTRUCTOR): Same.
72 (ASM_OUTPUT_EXTERNAL_LIBCALL): Same.
73 (ASM_OUTPUT_SECTION_NAME): Same.
74 (ASM_WEAKEN_LABEL): Same.
75 (BSS_SECTION_ASM_OP): Same.
76 (COMMON_ASM_OP): Same.
77 (CONST_SECTION_ASM_OP): Same.
78 (CONST_SECTION_FUNCTION): Same.
79 (CTORS_SECTION_ASM_OP): Same.
80 (DTORS_SECTION_ASM_OP): Same.
82 (FINI_SECTION_ASM_OP): Same.
85 (INIT_SECTION_ASM_OP): Same.
87 (MAX_OFILE_ALIGNMENT): Same.
88 (SBSS_SECTION_ASM_OP): Same.
89 (SDATA_SECTION_ASM_OP): Same.
90 (SECTION_FUNCTION_TEMPLATE): Same.
91 (SELECT_SECTION): Same.
92 (SE_CONST_SECTION): Same.
95 (STRING_ASM_OP): Same.
98 (TYPE_OPERAND_FMT): Same.
100 2000-11-29 Neil Booth <neilb@earthling.net>
102 * c-decl.c (c_decode_option): Don't handle -lang-objc.
103 * objc/lang-options.h: Remove -lang-objc.
104 * objc/lang-specs.h: Don't pass -lang-objc to cc1obj.
105 * objc/objc-act.c (lang_init_options): Set c_language.
107 2000-11-29 Jakub Jelinek <jakub@redhat.com>
109 * expr.c (can_store_by_pieces): Reinitialize max_size for reverse
112 2000-11-29 Neil Booth <neilb@earthling.net>
114 * c-pragma.c (init_pragma): Update for parse_in type change.
116 2000-11-29 Laurynas Biveinis <lauras@softhome.net>
118 * configure.in: recognize DOS-style absolute paths.
120 2000-11-29 Jakub Jelinek <jakub@redhat.com>
122 * expr.h (store_by_pieces): Add prototype.
123 (can_store_by_pieces): Likewise.
124 * expr.c (struct store_by_pieces): Renamed from clear_by_pieces.
125 (can_store_by_pieces): New.
126 (store_by_pieces): New.
127 (clear_by_pieces): New.
128 (clear_by_pieces_1): New.
129 (store_by_pieces_1): Renamed from clear_by_pieces, handle storing
130 arbitrary compiler generated constants into memory block.
131 (store_by_pieces_2): Renamed from clear_by_pieces_1, likewise.
132 * builtins.c (c_readstr): New.
133 (builtin_memcpy_read_str): New.
134 (expand_builtin_memcpy): If src is string constant and
135 emit_block_move would move it by pieces, compute integer constants
136 from the string and store it into memory block instead.
137 (builtin_strncpy_read_str): New.
138 (expand_builtin_strncpy): If N is not constant zero and c_strlen does
139 not return INTEGER_CST, don't optimize.
140 If N is larger than strlen(src) + 1, try to copy the string
141 including padding with store_by_pieces.
142 (expand_builtin_strcmp): If both arguments have side effects, don't
144 (expand_builtin_fputs): If STR has side effects, don't optimize.
146 2000-11-29 Richard Earnshaw <rearnsha@arm.com>
148 * arm.md (sibcall, sibcall_value, sibcall_insn, sibcall_value_insn):
149 Add use of link register.
151 2000-11-29 Joseph S. Myers <jsm28@cam.ac.uk>
153 * extend.texi: Update documentation for default format attributes.
155 Tue Nov 28 21:56:45 2000 Jeffrey A Law (law@cygnus.com)
157 * pa/pa-64.h (ASM_OUTPUT_SECTION_NAME): Use a hash table, not
158 a list, to keep track of the sections.
160 2000-11-28 Nick Clifton <nickc@redhat.com>
162 * config/arm/arm.md (pic_load_addr): Split into
163 pic_load_addr_arm and pic_load_addr_thumb.
165 * config/arm/arm.c (legitimize_pic_address): Generate either
166 ARM or Thumb versions of pic_load_addr.
167 (arm_finalize_pic): Generate either ARM or Thumb versions of
170 2000-11-28 Richard Henderson <rth@redhat.com>
172 * calls.c (expand_call): Defer const/pure NO_DEFER_POP until
173 after sibcall do_pending_stack_adjust.
175 Wed Nov 29 00:08:23 2000 J"orn Rennecke <amylaar@redhat.com>
177 * jump.c (delete_insn): Check that REG_LABEL note actually contains
180 2000-11-28 Neil Booth <neilb@earthling.net>
182 * c-common.h: Remove flag_digraphs.
183 * c-decl.c: Remove flag_digraphs.
184 (c_decode_option): Don't set it.
185 * c-lex.c (init_c_lex): Don't do anything for digraphs.
187 2000-11-28 Richard Henderson <rth@redhat.com>
189 * c-parse.in (finish_parse): Update for parse_in type change.
192 2000-11-28 Neil Booth <neilb@earthling.net>
194 * cppmacro.c (cpp_scan_buffer_nooutput): Take a boolean
195 indicating whether to scan all buffers on the stack or
197 * cppinit.c (do_includes): Update.
198 * cppmain.c (main): Update.
199 * cpplib.h: Update prototype.
201 2000-11-28 Richard Henderson <rth@redhat.com>
203 * genoutput.c (validate_insn_operands): New.
206 * config/alpha/alpha.md (divmodsi_internal): Renumber operands.
207 (divmoddi_internal): Likewise.
208 * config/arm/arm.md (andsi3_compare0_scratch): Likewise.
209 * config/i960/i960.md (branch patterns): Likewise.
210 * config/ia64/ia64.md (tbit_and_0): Likewise.
211 (tbit_and_1, tbit_or_0, tbit_or_1): Likewise.
212 * config/m68k/m68k.md (zero_extract memory patterns): Likewise.
213 * config/mips/mips.md (divmodsi4_internal): Likewise.
214 (divmoddi4_internal): Likewise.
215 * config/rs6000/rs6000.md (call patterns): Likewise.
216 * config/sh/sh.md (movsi_y): Likewise.
217 * config/sparc/sparc.md: Comment out if 0 v8p shift pattern.
219 2000-11-28 Richard Henderson <rth@redhat.com>
221 * config.gcc: Kill residual pyramid support.
223 2000-11-28 Neil Booth <neilb@earthling.net>
225 * c-lex.h (parse_in): Change parse_in to a cpp_reader *.
226 * c-decl.c (c_decode_option): Update to match.
227 * c-lex.c (init_c_lex, yyparse): Update to match.
228 * c-lang.c (lang_init_options): Use cpp_create_reader.
229 * cppinit.c (cpp_init): Rename initialize.
230 (cpp_reader_init): Rename cpp_create_reader. Create the
231 reader. Initialize cpplib if appropriate.
232 * cpplib.h (cpp_create_reader) New prototype.
233 (cpp_init, cpp_reader_init): Delete prototypes.
234 * cppmain.c (general_init, setup_callbacks): New functions.
236 * fix-header.c (scan_in): Change type to cpp_reader *.
237 (read_scan_file): Update for new cpplib interface and scan_in type.
239 * cp/decl.c (parse_in): Change to cpp_reader *.
240 (lang_decode_option): Update.
241 * cp/lex.c (lang_init_options): Use new cpplib interface.
242 (init_cp_pragma, finish_parse, handle_pragma_implementation): Update.
243 * cp/spew.c (read_token): Update.
244 * objc/objc-act.c (lang_init_options): Update new cpplib interface.
246 2000-11-28 Jakub Jelinek <jakub@redhat.com>
248 * loop.c (load_mems): Avoid using next_label to find end_label. If
249 jumping outside of the loop (other than loop end), don't hoist MEMs
252 2000-11-28 Jan Hubicka <jh@suse.cz>
254 * calls.c (expand_call): Don't disable tail recursion based
257 2000-11-28 Neil Booth <neilb@earthling.net>
259 * tradcpp.c (enum node_type): New hash types T_ASSERT, T_UNASSERT.
260 (struct directive): Drop 4th argument from handlers.
261 (do_define, do_line, do_include, do_undef, do_else, do_elif,
262 do_endif): Similarly.
263 (do_assert, do_unassert, do_ifdef, do_ifndef): New handlers.
264 (do_ifxdef): Update as common handler of do_ifdef and do_ifndef.
265 (make_definition, make_undef): Take a const char*.
266 (make_assertion): New function.
267 (struct directive_table): Update.
268 (main): Handle -A command line argument.
269 (handle_directive): Drop fourth handler argument.
271 2000-11-28 Bernd Schmidt <bernds@redhat.co.uk>
273 * simplify-rtx.c (cselib_record_sets): Ignore sets whose destination
274 is anything but REG or MEM, but look inside STRICT_LOW_PART.
276 Tue Nov 28 09:53:50 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
278 * system.h (IS_DIR_SEPARATOR): Use uppercase macro name.
279 (IS_ABSOLUTE_PATHNAME): New macro.
280 * gcc.c (find_a_file, process_command, do_spec_1, main): Use it.
282 2000-11-28 Jakub Jelinek <jakub@redhat.com>
284 * config/i386/i386.md (truncxfsf2_2): Fix predicate.
286 2000-11-27 Jim Wilson <wilson@redhat.com>
288 * reload1.c (reload): Use HOST_WIDE_INT for old_frame_size.
290 2000-11-27 Matthias Klose <doko@cs.tu-berlin.de>
292 * extend.texi (Nested Functions): Update URL of Usenix paper.
294 2000-11-27 Mark Mitchell <mark@codesourcery.com>
296 * function.c (free_after_compilation): Clear x_clobber_return_insn.
298 2000-11-27 Neil Booth <neilb@earthling.net>
300 * cppinit.c (cpp_reader_init): Remove handling of warn_paste
301 command line options.
302 (cpp_handle_option): Similarly.
303 * cpplib.h (struct cpp_options): Remove warn_paste.
304 * cppmacro.c (paste_tokens): Apart from assembler, make
305 unpasteable token warning mandatory.
307 2000-11-27 Neil Booth <neilb@earthling.net>
309 * tradcpp.c (enum pending_dir_t, struct pending_dir): New.
310 (main): Allocate a pending directive set of these. Use it.
311 Merge handling of -D and -U. Update handling of pending
312 directives. Free the memory after use.
314 2000-11-27 Bernd Schmidt <bernds@redhat.co.uk>
316 * flow.c (entry_exit_blocks): Add entry for cond_local_set.
317 (struct propagate_block_info): Add new member cond_local_set.
318 (propagate_block): Accept new arg cond_local_set. All callers
320 (init_propagate_block_info): Likewise.
321 (calculate_global_regs_live): Allocate & free cond_local_set. Always
322 rescan if there's overlap between cond_local_set and new_live_at_end.
323 (mark_set_1): Set bits either in cond_local_set or local_set, as
325 * basic-block.h (struct basic_block_def): New field cond_local_set.
326 (propagate_block, init_propagate_block_info): Update prototypes.
328 Mon Nov 27 17:29:44 2000 kaz Kojima <kkojima@rr.iij4u.or.jp>
330 * gcc/config/sh/sh.md (udivsi3_i4, udivsi3_i4_single): Clobber
333 2000-11-27 Richard Earnshaw <rearnsha@arm.com>
335 * arm.c (select_dominance_cc_mode): Handle new way that combine
336 canonicalizes conditional compares.
337 (arm_select_cc_mode): Likewise.
338 * arm.md: Garbage collect some dead code.
339 (cmp_and, cmp_ior): New patterns.
340 (splitter for conditional move with inverted false): Use cond_exec
341 and handle unordered comparisons.
343 Mon Nov 27 17:22:56 MET 2000 Jan Hubicka <jh@suse.cz>
345 * i386.c (ix86_force_to_memory, ix86_free_from_memory): New.
346 * i386-protos.h (ix86_force_to_memory, ix86_free_from_memory): Declare
347 * i386.md (float?i?f, int/fp operations): Rewrite spliters to use
348 ix86_force_to_memory and ix86_free_from_memory.
350 2000-11-27 Richard Earnshaw <rearnsha@arm.com>
352 * arm.md (arm_adddi3, adddi_sesidi_di, adddi_zesidi_di, arm_addsi3,
353 arm_subsi3_insn, anddi_zesidi_di, arm_andsi3_insn, anddi_notdi_di,
354 anddi_notzesidi_di, anddi_notsesidi_di, arm_iorsi3,
355 one_cmpldi2): Merge with splitters to create define_insn_and_split
356 patterns. Remove redundant splits.
357 (peephole2 for add:SI of invalid immediate): New.
358 (peephole2 for minus:SI of invalid immediate): New.
359 (peephole2 for ior:SI of invalid immediate): New.
360 (peephole for merge of move and compare): Convert ot peephole2.
361 (addsf3, adddf3): Mark as commutative.
363 * arm.md (thumb peephole for merging stack adjustments): Convert to
366 2000-11-27 Bernd Schmidt <bernds@redhat.co.uk>
368 * haifa-sched.c (print_pattern): Prettier output for COND_EXEC.
370 * reload1.c (reload_cse_simplify_set): Pass down mode to cselib_lookup.
371 (reload_cse_simplify_operands): Do nothing about operands where both
372 the operand and the match_operand fail to give us a mode.
373 * simplify-rtx.c (wrap_constant): New function.
374 (entry_and_rtx_equal_p): Except integer constants to come wrapped in a
375 CONST describing the proper mode.
376 (rtx_equal_for_cselib_p): Pass down modes to recursive calls of
378 (cselib_lookup_mem): Call wrap_constant on the rtx that is passed to
379 htab_find_slot_with_hash.
380 (cselib_lookup): Likewise.
382 Based on a patch from Geoff Keating <geoffk@redhat.com>:
383 * loop.c (basic_induction_var): If a REG is set from something
384 that is not a biv, then the REG is not a biv. Even if it is
385 earlier set from something that is a biv.
387 2000-11-27 Alexandre Oliva <aoliva@redhat.com>
389 * configure.in (extra_objs): Enclose extra_headers in quotes.
390 * configure: Rebuilt.
392 2000-11-27 Neil Booth <neilb@earthling.net>
394 * c-lex.c (cb_enter_file, cb_leave_file, cb_rename_file):
395 Combine into the new function cb_change_file.
396 (init_c_lex): Update.
397 * cppfiles.c (stack_include_file): Use _cpp_do_file_change.
398 (cpp_syshdr_flags): Delete.
399 * cpphash.h (_cpp_do_file_change): New prototype.
400 Move struct cpp_buffer here from...
401 * cpplib.h (struct cpp_buffer): ... here.
402 (enum cpp_fc_reason, struct cpp_file_loc,
403 struct_cpp_file_change, change_file): New.
404 (enter_file, leave_file, rename_file, cpp_syshdr_flags): Delete.
405 * cpplib.c (do_line): Update for new cb_change_file callback.
406 (_cpp_do_file_change): New function.
407 (_cpp_pop_buffer): Update to use it.
408 * cppmain.c (move_printer): Delete.
409 (main): Set up single callback cb_change_file.
410 (cb_enter_file, cb_leave_file, cb_rename_file): Delete.
411 (cb_change_file): New.
412 * fix-header.c (cur_file, cb_change_file): New.
413 (recognized_function, read_scan_file): Update.
414 * scan-decls.c (scan_decls): Update.
415 * scan.h (recognized_function): Update prototype.
417 2000-11-26 Mark Mitchell <mark@codesourcery.com>
419 * tree.h (mark_tree_hashtable): New function.
420 * tree.c (mark_tree_hashtable_entry): New function.
421 (mark_tree_hashtable): Likewise.
423 2000-11-27 Michael Meissner <meissner@redhat.com>
425 * d30v-protos.h (srelational_si_operator): Correctly spell
427 (urelational_si_operator): Ditto.
428 (relational_si_operator): Ditto.
429 (d30v_expand_prologue): Add prototype.
430 (d30v_expand_epilogue): Ditto.
432 * d30v.h (OPTIMIZATION_OPTIONS): Undo November 22nd change.
434 * d30v.md (movcccc_*): Delete now unused patterns.
435 (64 bit comparison splitters): Rewrite to use COND_EXEC instead of
437 (define_cond_exec): Use 'b' to select branch flags.
439 2000-11-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
441 * builtins.c (expand_builtin_strncmp, expand_builtin_strncpy): New
443 (expand_builtin): Handle BUILT_IN_STRNCPY and BUILT_IN_STRNCMP.
445 * builtins.def (BUILT_IN_STRNCPY, BUILT_IN_STRNCMP): New entries.
447 * c-common.c (c_common_nodes_and_builtins): Declare builtin
450 * extend.texi (strncmp, strncpy): Document new builtins.
452 2000-11-26 Mark Mitchell <mark@codesourcery.com>
454 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Use a hash table, not
455 a list, to keep track of the sections.
456 * tm.texi (ASM_OUTPUT_SECTION_NAME): Document the fact that the
457 parameter provided will always be a canonical string.
459 2000-11-26 Neil Booth <neilb@earthling.net>
461 * cppmacro.c (cpp_scan_buffer_nooutput): Only scan the
464 2000-11-26 Joseph S. Myers <jsm28@cam.ac.uk>
466 * makefile.vms: Remove EGCS references.
468 2000-11-26 Ulrich Drepper <drepper@redhat.com>
470 * dwarf2out.c (output_file_names): New function. Compute minimal
471 combination of directory and file name table and emit them.
472 (output_line_info): Remove code to emit directory and file name
473 table and call output_file_names instead.
474 (file_info_cmp): Helper function to sort directory names.
476 2000-11-26 Neil Booth <neilb@earthling.net>
478 * cpplib.h (struct cpp_reader): Remove lang_asm.
479 (struct cpp_options): Remove c89. New members lang,
481 * cppexp.c (parse_number): Use them.
482 * cpphash.h (VALID_SIGN): Use them.
483 * cppinit.c (set_lang, cpp_start_read): Update.
484 * cpplex.c (parse_string, _cpp_lex_token): Update.
485 * cpplib.c (_cpp_handle_directive): Update.
486 * cppmacro.c (parse_args): Update.
487 * cppmain.c (scan_buffer): Update.
489 Sun Nov 26 10:02:37 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
491 * fold-const.c (fold, case CONVERT_EXPR): Always return tree of
494 2000-11-26 Neil Booth <neilb@earthling.net>
496 * Makefile.in: Remove MAYBE_CPPLIB and maybe_cpplib.
497 * c-decl.c: Remove parse_in declaration.
498 * c-lang.c: Similarly.
499 * c-lex.c: Similarly.
500 * c-parse.in: Similarly.
501 * c-pragma.c: Similarly.
502 * configure.in: Similarly.
503 * cp/Make-lang.in: Similarly.
504 * cp/spew.c: Similarly.
505 * cp/decl2.c: Remove check for lang-c++ option.
506 * cp/lang-specs.h: Remove -lang-c++ from cc1plus command line.
507 * cp/lex.c (lang_init_options): With cpp_reader_init, default to C++.
508 * c-lex.h: Add declaration of parse_in.
509 * cppinit.c: Call set_lang after allocating pfile->pending.
510 * configure: Regenerate.
512 2000-11-25 Zack Weinberg <zack@wolery.stanford.edu>
514 * combine.c (try_combine): Remove redundant test.
516 2000-11-25 Richard Henderson <rth@redhat.com>
518 * c-common.h (DECL_C_HARD_REGISTER): New.
519 * c-decl.c (finish_decl): Set it for asm register variables.
520 * c-semantics.c (emit_local_var): Test it when instantiating one.
522 2000-11-25 Richard Henderson <rth@redhat.com>
524 * c-decl.c (c_expand_body): Use DECL_SOURCE_LINE rather than
525 lineno for the start of the function.
527 2000-11-25 Richard Henderson <rth@redhat.com>
529 * dwarf2out.c (file_table, file_table_allocated): Remove.
530 (file_table_allocated): Remove.
531 (struct file_table): New.
532 (decl_file_table, line_file_table): New.
533 (print_dwarf_line_table): Use them.
534 (size_of_line_prolog): Likewise.
535 (output_line_info): Likewise.
536 (add_src_coords_attributes): Likewise.
537 (gen_subprogram_die): Likewise.
538 (gen_variable_die): Likewise.
539 (dwarf2out_add_library_unit_info): Likewise.
540 (dwarf2out_line): Likewise.
541 (lookup_filename): Take a struct file_table argument.
542 (init_file_table): New.
543 (dwarf2out_init): Use it.
545 2000-11-25 Joseph S. Myers <jsm28@cam.ac.uk>
547 * invoke.texi: Update sequence points references.
549 2000-11-25 Neil Booth <neilb@earthling.net>
551 * c-common.c: Remove USE_CPPLIB conditional inclusions.
552 * c-common.h: Similarly.
553 * c-decl.c: Similarly.
554 * c-lang.c: Similarly.
555 * c-lex.c: Similarly.
556 * c-parse.in: Similarly.
557 * c-pragma.c: Similarly.
558 * c-pragma.h: Similarly.
560 * toplev.c: Similarly.
561 * cp/cp-tree.h: Similarly.
562 * cp/decl2.c: Similarly.
563 * cp/lang-specs.h: Similarly.
564 * cp/lex.c: Similarly.
565 * cp/lex.h: Similarly.
566 * cp/spew.c: Similarly.
567 * java/lang-options.h: Similarly.
568 * objc/lang-specs.h: Similarly.
569 * objc/objc-act.c: Similarly.
571 * configure.in: Remove configure option.
572 * config.in: Regenerate.
573 * configure: Regenerate.
575 2000-11-25 Richard Henderson <rth@redhat.com>
577 * haifa-sched.c (sched_analyze_1, sched_analyze_2, sched_analyze):
578 Revert 2000-11-22 change.
580 2000-11-25 Bernd Schmidt <bernds@redhat.co.uk>
582 * config/i386/i386.h (FIXED_REGS): Make the three flags registers
585 2000-11-25 Philipp Thomas <pthomas@suse.de>
586 * configure.in (ALL_LINGUAS): Remove en_GB and add sv.
587 * configure: Rebuilt.
589 2000-11-25 Jakub Jelinek <jakub@redhat.com>
591 * config/sparc/sparc.md (muldi3_v8plus): Remove H constraint.
592 Handle CONST_INT as second argument.
593 * config/sparc/sparc.c (set_extends): Remove first argument.
594 Properly handle AND, CONST_INT and CONST_DOUBLE, handle IOR, XOR and
596 (sparc_check_64): Abort if first argument is not REG.
597 If it is DImode REG, look at the lower register of the register
600 * config/sparc/sparc.c (load_pic_register, restore_regs,
601 output_return, sparc_v8plus_shift, sparc_function_profiler,
602 sparc_function_block_profiler, sparc_block_profiler): Fix output
605 2000-11-25 Alexandre Oliva <aoliva@redhat.com>
607 * config/sh/sh.h (TARGET_NONE): New.
608 (TARGET_SWITCHES): For all variant-selecting switch, use
609 TARGET_NONE to reset all other variant-selecting switch. Added
610 empty strings to avoid warnings.
611 (TARGET_DEFAULT): Set to SH1_BIT.
613 * Makefile.in ($(INTL_TARGETS)): Added $(CONFIG_H) for
616 * gcc/config/sh/sh.md (sibcalli, sibcalli_pcrel): New insns.
617 (sibcall_pcrel): New insn_and_split.
618 (sibcall, sibcall_value, sibcall_epilogue): New expands.
620 * config/sh/sh.md (GOTaddr2picreg, symGOT2reg, symGOTOFF2reg,
621 symPLT_label2reg, call, call_value): Don't set
622 current_function_uses_pic_offset_table.
623 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't mark
624 PIC_OFFSET_TABLE_REGNUM as call_used, so that calc_live_regs
625 takes it into account.
626 (FINALIZE_PIC): Delete, useless.
627 (LEGITIMATE_CONSTANT_P): Delete, unused.
628 * config/sh/sh.c (sh_expand_prologue): Don't use
629 current_function_uses_pic_offset_table. Don't special-case
630 PIC_OFFSET_TABLE_REGNUM. Initialize it if it's ever live and
632 (sh_expand_epilogue, initial_elimination_offset): Don't
633 special case PIC_OFFSET_TABLE_REGNUM.
635 2000-11-25 Alexandre Oliva <aoliva@redhat.com>, NIIBE Yutaka <gniibe@m17n.org>
637 * config/sh/sh-protos.h (symbol_ref_operand): Declare.
638 * config/sh/sh.md (UNSPEC_CALLER): New constant.
639 (calli_pcrel, call_valuei_pcrel): Use PIC_REG.
640 (call_pcrel, call_value_pcrel): New insn_and_splits.
641 (call, call_value): Use them.
642 (call_site): New expand.
643 (sym_label2reg, symPLT_label2reg): Adjust to hold call_sites.
644 * config/sh/sh.h (OUTPUT_ADDR_CONST_EXTRA) [UNSPEC_CALLER]:
645 Output call_site label.
646 (PREDICATE_CODES): Added symbol_ref_operand.
647 * config/sh/sh.c (symbol_ref_operand): Define.
648 * emit-rtl.c (try_split): Propagate CALL_INSN_FUNCTION_USAGE
649 to CALL_INSNs in the split sequence.
651 2000-11-24 Nick Clifton <nickc@redhat.com>
653 * config.gcc (v850-*-*): Define c_target_objs and
656 * config/v850/t-v850: Define how to build v850-c.o
658 * config/v850/v850.h (struct data_area_stack_element): Move
659 definition here from v850.c.
661 * config/v850v850.c: Include gcc.h to avoid compile time
663 (push_data_area): Move to v850-c.c.
664 (pop_data_area): Move to v850-c.c.
665 (mark_current_function_as_interrupt): Move to v850-c.c.
666 (GHS_default_section_names): Allow to be exported.
667 (GHS_current_section_names): Allow to be exported.
668 (data_area_stack_elements): Allow to be exported.
669 (ghs_pragma_section): Move to v850-c.c.
670 (ghs_pragma_interrupt): Move to v850-c.c.
671 (ghs_pragma_starttda): Move to v850-c.c.
672 (ghs_pragma_startsda): Move to v850-c.c.
673 (ghs_pragma_startzda): Move to v850-c.c.
674 (ghs_pragma_endtda): Move to v850-c.c.
675 (ghs_pragma_endsda): Move to v850-c.c.
676 (ghs_pragma_endzda): Move to v850-c.c.
678 * config/v850/v850-c.c: New file: Contains v850 specific
679 pragma parsing functions.
681 2000-11-24 Nick Clifton <nickc@redhat.com>
683 * config.gcc (extra_objs): Remove duplicate description.
684 (c_target_objs): New variable. Contains target specific
685 object files for the gcc C compiler only.
686 (cxx_target_objs): New variable. Contains target specific
687 object files for the gxx C++ compiler only.
689 * configure.in (c_target_objs): Substitute in the makefile.
690 (cxx_target_objs): Substitute in the makefile.
691 * configure: Regenerate.
693 * Makefile.in (C_TARGET_OBJS): Define and initialise from
695 (CXX_TARGET_OBJS): Define and initialise from
697 (C_AND_OBJC_OBJS): Include C_TARGET_OBJS.
699 * cp/Make-lang.in (CXX_C_OBJS): Include CXX_TARGET_OBJS).
701 * tm.texi (REGISTER_TARGET_PRAGMAS): Add paragraph explaining
702 about how the use of the 'c_lex' function requires the use of
703 the target specific, language specific object files feature of
704 the configuration mechanism.
706 Fri Nov 24 18:50:58 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
708 * gcc.c (process_command): Use F_OK, not R_OK.
710 2000-11-24 Arno J. Klaassen <arno@heho.snv.jussieu.fr>
712 * flow.c (print_rtl_and_abort): Remove ANSIism.
714 Fri Nov 24 19:54:36 2000 Alexandre Oliva <aoliva@redhat.com>
716 * config/sh/sh.h (GENERAL_REGISTER_P,
717 GENERAL_OR_AP_REGISTER_P, FP_REGISTER_P, XD_REGISTER_P,
718 FP_OR_XD_REGISTER_P, FP_ANY_REGISTER_P): New macros. Use them
720 (SPECIAL_REG): Renamed to SPECIAL_REGISTER_P.
721 * config/sh/sh.c: Use new macros.
722 * config/sh/sh.md: Likewise.
724 Fri Nov 24 19:46:16 2000 Alexandre Oliva <aoliva@redhat.com>
726 * config/sh/sh.md: Clobber MACH_REG and MACL_REG in SImode,
727 instead of just MACH_REG in DImode. Always refer to FPSCR_REG
730 Fri Nov 24 22:37:41 2000 Denis Chertykov <denisc@overta.ru>
732 * config/avr/avr.c (out_tsthi,out_tstsi): Test simplification bug
734 (machine_dependent_reorg): Wrong optimization based on
735 NOTICE_UPDATE_CC removed.
737 Fri Nov 24 19:48:09 2000 J"orn Rennecke <amylaar@redhat.com>
739 * jump.c (delete_computation): Re-instate deletion of feeding insn.
740 (delete_insn): Look for REG_LABEL notes.
741 (redirect_tablejump): Delete feeding insns.
743 2000-11-24 Bernd Schmidt <bernds@redhat.co.uk>
745 * config/i386/i386.md (call_pop_0, call_pop_1, call_value_pop_0,
746 call_value_pop_1): Make sure operand numbers are contiguous.
748 * fold-const.c (fold_range_test): Avoid crash if LHS or RHS is null.
750 * reload1.c (conflicts_with_override): New function.
751 (emit_input_reload_insns): Use it to tighten test for validity
752 of substituting into output of previous insn.
754 * haifa-sched.c (struct ready_list): New.
755 (ready_lastpos, ready_add, ready_remove_first, ready_sort): New static
757 (schedule_insn): Replace args READY and N_READY with a pointer to a
758 ready_list; return void. Use the new functions to access the ready
759 list. All callers changed.
760 (queue_to_ready, debug_ready_list): Likewise.
761 (schedule_block): Initialize a ready_list structure. Use new
762 functions to access it.
763 (max_priority): Remove unused variable.
764 (schedule_insn): Don't set it.
766 * c-common.c (verify_tree): Don't recurse into CONSTRUCTORs.
768 * combine.c (cant_combine_insn_p): New function.
769 (try_combine): Use it.
771 * Makefile.in (c-common.o): Depend on $(OBSTACK_H).
772 * c-common.c (c-obstack.c): Include "obstack.h".
773 (struct reverse_tree): Delete.
774 (reverse_list, reverse_max_depth): Delete.
775 (build_reverse_tree, common_ancestor, modify_ok): Delete functions.
776 (struct tlist, struct tlist_cache): New.
777 (tlist_obstack, tlist_firstobj, warned_ids, save_expr_cache): New.
778 (add_tlist, merge_tlist, verify_tree, warning_candidate_p,
779 warn_for_collisions, warn_for_collisions_1, new_tlist): New
781 (verify_sequence_points): Rewritten.
782 * fold-const.c (fold): Don't lose possibly important sequence
783 points when removing one arm of TRUTH_ORIF_EXPRs or TRUTH_ANDIF_EXPRs.
785 2000-11-24 Richard Sandiford <rsandifo@redhat.com>
787 * gcc/cse.c (cse_insn): Removed conversion of REG_EQUIV to REG_EQUAL
788 when reversing a register-to-register copy. Reversal now disabled
789 when the previous instruction has a REG_EQUIV.
791 2000-11-24 Nathan Sidwell <nathan@codesourcery.com>
793 * c-parse.in (unary_expr): Move VA_ARG from here ...
794 (primary): ... to here.
796 2000-11-23 Graham Stott <grahams@redhat.com>
798 * expr.c (store_constructor): If a field is non addressable and
799 the target is a MEM use MEM_ALIAS_SET otherwise use get_alias_set.
801 2000-11-23 Bernd Schmidt <bernds@redhat.co.uk>
803 * flow.c (print_rtl_and_abort): New function.
804 (verify_wide_reg, verify_local_live_at_start): Try to dump more
805 information before aborting.
807 2000-11-23 Alexandre Oliva <aoliva@redhat.com>
809 * emit-rtl.c (gen_lowpart_common): Use word 0 if register mode
810 is narrower than requested mode.
811 (gen_highpart): Abort if register mode is narrower than
814 2000-11-23 Graham Stott <grahams@redhat.com>
816 * cse.c (cse_insn): Initialise all regcost variables.
817 Fix a typo add missing '='.
818 Only compare costs if there is a replacement insn.
820 Thu Nov 23 04:33:33 2000 Alexandre Oliva <aoliva@redhat.com>
822 * final.c (output_addr_const) [LABEL_REF]: Simplify.
823 [MINUS]: Enclose non-CONST_INTs in parentheses.
824 [default]: Try OUTPUT_ADDR_CONST_EXTRA.
825 * tm.texi (OUTPUT_ADDR_CONST_EXTRA): Document it.
826 * varasm.c (decode_rtx_const) [CONST]: If it's not something
827 PLUS or MINUS a CONST_INT, use the whole CONST with offset 0
828 instead of abort()ing.
829 * sh.c (output_pic_addr_const): Removed. Fixed all callers.
830 * sh.h (OUTPUT_ADDR_CONST_EXTRA): New. Handle the UNSPECs
831 formerly handled in output_pic_addr_const.
832 * sh.md (sym_label2reg, symPLT_label2reg): Enclose UNSPEC
833 operands of MINUS in CONSTs so that decode_rtx_const() will
836 Thu Nov 23 04:10:30 2000 Alexandre Oliva <aoliva@redhat.com>
838 * config/sh/sh.md (mova_const): New pattern.
839 (GOTaddr2picreg): Use it.
840 * config/sh/sh.c (broken_move): Match it.
841 (mova_p): Don't match it.
842 (machine_dependent_reorg): Adjust it.
844 Thu Nov 23 02:09:09 2000 Alexandre Oliva <aoliva@redhat.com>
846 * config/sh/sh.h (FIRST_GENERAL_REG, LAST_GENERAL_REG): New.
847 Moved most register-number #defines...
848 * config/sh/sh.md (define_constants): ... here. Use macros to
849 refer to registers and unspecs.
850 * config/sh/sh.c: Likewise.
852 Thu Nov 23 01:01:32 2000 J"orn Rennecke <amylaar@redhat.com>
854 * Makefile.in (HOST_CFLAGS): Add -DGENERATOR_FILE.
855 (rtl.o, print-rtl.o, bitmap.o, obstack.o): Build with -DGENERATOR_FILE.
856 (alloca.o, vfprintf.o, ggc-none.o, errors.o): Likewise.
857 (splay-tree.o, hash.o): Likewise.
859 (rtl.o, print-rtl.o): Depend on $(GCONFIG_H) instead of $(CONFIG_H).
860 (bitmap.o, obstack.o, vfprintf.o, ggc-none.o, errors.o): Likewise.
861 (hashtab.o): Likewise.
862 (gcov.o): Depend on $(CONFIG_H).
863 * configure.in: #include insn-codes.h in tm.h.
865 2000-11-22 Nick Clifton <nickc@redhat.com>
867 * config/arm/arm.c (arm_encode_call_attribute): Make 'newstr' a
868 const char * to avoid a compile time warning.
870 * config/arm/arm.md (define_constants): Define symbolic names for
871 the link register, last integer register and the fake CC register.
872 Update patterns to use these symbolic names.
874 2000-11-22 Neil Booth <neilb@earthling.net>
876 * cpplex.c (trigraph_ok): Ensure we don't warn twice.
877 * cpplib.h (struct cpp_buffer): New member last_Wtrigraphs.
879 2000-11-22 Richard Henderson <rth@redhat.com>
881 * haifa-sched.c (sched_analyze_1): Don't special-case calls
882 for clobbering registers.
883 (sched_analyze_2): Likewise.
884 (sched_analyze): Zap reg_last_uses and reg_last_sets after calls.
886 2000-11-22 Chris Demetriou <cgd@sibyte.com>
887 Neil Booth <neilb@earthling.net>
889 * gcc.c (validate_switches): Validate multiple switches named
890 in '|' (or) expressions in specs.
891 (handle_braces): If more than 1 alternative in a '|' spec
892 matches, call do_spec1 just once.
894 2000-11-22 Michael Meissner <meissner@redhat.com>
896 * d30v.h (TARGET_SWITCHES): Add documentation strings.
897 (TARGET_OPTIONS): Ditto.
898 (OPTIMIZATION_OPTIONS): Temporarily turn off -frename-registers if
901 Wed Nov 22 06:40:56 2000 Jeffrey A Law (law@cygnus.com)
903 * pa.c (hppa_encode_label): Account for addition of encoding
904 character when allocating persistent space for the new label
907 2000-11-22 Zack Weinberg <zack@wolery.stanford.edu>
909 * Makefile.in, config.gcc, configure.in: Expunge remaining
910 traces of facility for running MD files through C preprocessor.
912 2000-11-22 Joseph S. Myers <jsm28@cam.ac.uk>
914 * gcov.texi: Add magic comments for texi2pod.pl.
915 * Makefile.in: Add rules to generate and install gcov.1.
916 * gcov.1: New (generated) file.
918 2000-11-21 Richard Henderson <rth@redhat.com>
920 * regrename.c (scan_rtx_reg): Terminate the chain rather than
921 abort on mark_read with NO_REGS.
923 2000-11-21 Mike Stump <mrs@wrs.com>
925 * fixinc/fixtests.c (TEST_FOR_FIX_PROC_HEAD): Fix to allow
926 compilation with older compilers, such as /bin/cc on SunOS.
927 * fixinc/fixfixes.c (FIX_PROC_HEAD): Ditto.
929 2000-11-21 Richard Henderson <rth@redhat.com>
931 * varasm.c (record_constant): Pad the constructed
932 constant_descriptor appropriately.
934 Wed Nov 22 00:52:55 2000 J"orn Rennecke <amylaar@redhat.com>
936 * rtl.h (traverse_md_constants): Declare.
937 (struct md_constant): Define.
938 * Makefile.in (HOST_RTL): Add hashtab.o .
939 (OBJS): Add hashtab.o .
940 (hashtab.o): New rule.
941 (rtl.o): Depends on HASHTAB_H.
942 * rtl.c (hashtab.h): #include.
943 (md_constants): New static variable.
944 (def_hash, def_name_eq_p, read_constants): New static functions.
945 (traverse_md_constants): New function.
946 (read_name): Do constant expansion.
947 (read_rtx): Recognize define_constants.
948 * gencodes.c (print_md_constant): New function.
949 (main): Emit #defines for all constant definitions encountered.
950 * md.texi (Constant Definitions): New node.
951 * gensupport.c (xcalloc): New function.
953 2000-11-21 Richard Henderson <rth@redhat.com>
955 * config/alpha/alpha.c (alpha_split_tfmode_frobsign): New.
956 * config/alpha/alpha-protos.h: Declare it.
957 * config/alpha/alpha.md (abstf_internal): Use it.
958 (negtf_internal): Likewise.
959 (andnotdi3): Unstar the name.
960 (movtf_internal): Add o/G alternative.
962 2000-11-21 Zack Weinberg <zack@wolery.stanford.edu>
964 * stringpool.c (stringpool_statistics): Also report number and
965 percentage of entries which are identifiers.
967 2000-11-21 Diego Novillo <dnovillo@redhat.com>
969 * gcse.c (hoist_expr_reaches_here_p): Do not mark expr_bb as
970 visited before visiting it.
972 2000-11-21 Nick Clifton <nickc@redhat.com>
974 * config/arm/arm.h: Accept TARGET_CPU_arm9tdmi,
975 TARGET_CPU_strongarm110 and TARGET_SPU_strongarm1100.
977 * config.gcc: Accept --with-cpu=arm9 and --with-cpu=arm9tdmi.
979 2000-11-21 Richard Henderson <rth@redhat.com>
981 * c-common.c (c_unsafe_for_reeval): New function.
982 (add_c_tree_codes): Register it.
983 * c-common.h: Declare it.
984 * tree.c (lang_unsafe_for_reeval): New hook.
985 (unsafe_for_reeval): Call it.
986 * tree.h: Declare it.
988 2000-11-21 Richard Henderson <rth@redhat.com>
990 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify @GOT
993 2000-11-21 Neil Booth <neilb@earthling.net>
995 * do_includes: Revert to using cpp_read_file.
997 2000-11-21 Bernd Schmidt <bernds@redhat.co.uk>
999 * loop.c (consec_sets_giv): If the reg we're examining is anything
1000 but UNKNOWN_INDUCT, do nothing.
1001 Reset the reg's type to UNKNOWN_INDUCT before returning.
1003 Mostly from Vladimir Makarov (vmakarov@redhat.com)
1004 * ia64.md (attr itanium_class): Define insn types as described in
1006 (all insn patterns): Use itanium_class, not type attributes.
1007 Occasionally split alternatives as necessary.
1008 (attr type): Compute from new attr itanium_class.
1010 2000-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1012 * tradcpp.c (output_line_command): Mark system headers as such in
1015 2000-11-21 Jakub Jelinek <jakub@redhat.com>
1017 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Sparc has .file/.loc
1018 support in as as well.
1019 * configure: Regenerate.
1021 2000-11-20 Richard Henderson <rth@redhat.com>
1023 * c-lex.c (orig_filename): New variable.
1024 (init_c_lex): Set it. Move call to cpp_start_read ...
1025 (yyparse): ... here. New function.
1026 * c-parse.in (yyparse_1): Rename the parser entry point.
1027 * c-tree.h: Declare it.
1029 2000-11-21 Jakub Jelinek <jakub@redhat.com>
1031 * expr.c (do_compare_and_jump): If op0 was replaced by promoted
1032 integer constant, use type of op1 for comparison.
1034 2000-11-20 Stan Shebs <shebs@apple.com>
1036 * config/rs6000/xm-darwin.h: New file, Darwin host definitions.
1037 * config/rs6000/x-darwin: New file, Darwin host fragment.
1038 * config.gcc (powerpc-*-darwin*): New host.
1039 * system.h (HAVE_DESIGNATED_INITIALIZERS): Allow this to be
1040 overridden by a config file.
1042 2000-11-20 Neil Booth <neilb@earthling.net>
1044 * cppmacro.c (paste_tokens): Rename from paste_payloads.
1045 Change token type after pasting spellings.
1046 (paste_all_tokens): Use it.
1047 * gcc.dg/cpp/paste2.c: Update test.
1048 * objc/execute/paste.m: New test.
1050 2000-11-20 Richard Henderson <rth@redhat.com>
1052 * dwarf.h (FMT_CODE): Adjust argument order; fix mapping to
1053 dwarf_subscr_data_formats bits.
1054 * dwarfout.c (simple_type_size_in_bits): Handle a type with
1055 no computed size as size zero.
1056 (field_byte_offset): Likewise.
1057 (subscript_data_attribute): Handle a range with no upper bound.
1059 2000-11-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1061 * gansidecl.h (const): Check __STDC__ before undef'ing `const'.
1063 2000-11-20 Joseph S. Myers <jsm28@cam.ac.uk>
1065 * c-typeck.c (build_conditional_expr): When merging type
1066 qualifiers for conditional expressions between a pointer and a
1067 pointer to a void type, merge the qualifiers on the target types
1068 rather than the pointer type. Remove obsolete conditioned out
1071 2000-11-20 Neil Booth <neilb@earthling.net>
1073 * c-lang.c (lang_init_options): Update call to
1075 * cppmain.c (main): Similarly.
1076 * fix-header.c (read_scan_file): Similarly.
1077 * cp/lex.c (lang_init_options): Similarly.
1078 * objc/objc-act.c (lang_init_options): Similarly.
1079 * cppexp.c (parse_number): Only warn for unextended C89.
1080 * cppinit.c (set_lang): New function.
1081 (cpp_reader_init): Take a LANG argument and pass it to set_lang.
1082 (COMMAND_LINE_OPTIONS): New option std=c++98.
1083 (cpp_handle_option): Use set_lang.
1084 * cpplex.c (_cpp_lex_token): Warn pedantically if not C99.
1085 * cppib.h (enum_c_lang): New enumeration. Update comments.
1087 2000-11-20 Will Cohen <wcohen@redhat.com>
1089 * calls.c (expand_call): Clear target only when target is in
1090 hard register and current_function_check_memory_usage is set.
1092 2000-11-20 Bernd Schmidt <bernds@redhat.co.uk>
1094 * toplev.c (rest_of_compilation): Run optimize_mode_switching even
1096 * sh.c (emit_sf_insn, emit_df_insn): Just call emit_insn.
1098 2000-11-19 Richard Henderson <rth@redhat.com>
1100 * crtstuff.c (force_to_data): Use array size 1 not 0.
1102 * dwarf2out.c (simple_type_size_in_bits): Handle a type with
1103 no computed size as size zero.
1104 (field_byte_offset): Likewise.
1106 2000-11-20 Joseph S. Myers <jsm28@cam.ac.uk>
1108 * config.gcc: Fix another typo.
1110 2000-11-19 Richard Henderson <rth@redhat.com>
1112 * c-decl.c (grokdeclarator): Support flexible array members.
1113 Use open-ended ranges for these and zero-length arrays.
1114 * c-typeck.c (push_init_level): Validate the context of
1115 initialization of a zero-length array.
1116 * tree.c (int_fits_type_p): Be prepared for missing bounds.
1117 * varasm.c (array_size_for_constructor): New.
1118 (output_constructor): Use it for arrays of unspecified length.
1119 * extend.texi (Zero Length): Mention C99 flexible array members.
1120 Document initialization in a top-level struct as valid.
1122 2000-11-19 Joseph S. Myers <jsm28@cam.ac.uk>
1124 * config.gcc, invoke.texi: Fix errors in spelling of "deprecated".
1126 * alias.c (mems_in_disjoint_alias_sets_p): Do use alias sets in
1127 stdarg and varargs functions.
1129 2000-11-19 Zack Weinberg <zack@wolery.stanford.edu>
1131 * gcc.c (process_command): Define 'j' variable when
1132 MODIFY_TARGET_NAME is defined.
1134 2000-11-19 Richard Henderson <rth@redhat.com>
1136 * stor-layout.c (variable_size): Only put SAVE_EXPRs on pending_sizes.
1138 2000-11-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1140 * rs6000/rs6000.c (rs6000_encode_section_info): Fix string length
1141 calculation and allocation.
1143 2000-11-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1145 * builtins.c (c_getstr): Constify variable.
1146 * gmon-sol2.c (_mcleanup): Comment out #endif labels.
1147 * conflict.c (const_conflict_graph_arc): New typedef.
1148 (arc_hash, arc_eq): Avoid needlessly casting away const-ness.
1149 * cppmacro.c (builtin_macro): Likewise.
1150 * dwarf2out.c (output_comp_unit): Constify variable.
1151 * fix-header.c (v_fatal): Add ATTRIBUTE_PRINTF.
1152 * protoize.c (IS_SAME_PATH_CHAR): Use TOUPPER, not toupper.
1153 * ssa.c (ssa_rename_from_hash_function): Avoid needlessly casting
1155 * tradcpp.c (rescan, do_line, macroexpand, macarg): Use
1156 ISALNUM/ISDIGIT/ISPRINT, not isalnum/isdigit/isprint.
1157 * varasm.c (const_str_htab_hash, const_str_htab_eq,
1158 compare_constant_1, record_constant_1): Constify.
1160 2000-11-18 Richard Henderson <rth@redhat.com>
1162 * c-decl.c (grokdeclarator): Special case the creation of an
1163 index for a zero-length array.
1164 * tree.c (build_index_type): Revert Oct 20 change.
1166 2000-11-18 Marek Michalkiewicz <marekm@linux.org.pl>
1168 * config/avr/avr-protos.h (avr_output_addr_vec_elt): Prototype.
1169 * config/avr/avr.c (jump_tables_size): New variable.
1170 (function_prologue): Initialize it as 0.
1171 (function_epilogue): Add it to function_size.
1172 (avr_output_addr_vec_elt): New function. Count words in jump
1173 tables in jump_tables_size. Move code ...
1174 * config/avr/avr.h (ASM_OUTPUT_ADDR_VEC_ELT): ... from here.
1175 Call avr_output_addr_vec_elt instead.
1176 * config/avr/avr.md (tablejump): Remove disabled define_expand.
1178 2000-11-18 Mark Mitchell <mark@codesourcery.com>
1180 * configure.in: Make --enable-new-gxx-abi the default.
1181 * configure: Likewise.
1183 2000-11-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1185 * Makefile.in (tradcpp.o, tradcif.o): Depend on tradcpp.h.
1187 * tradcif.y: Include tradcpp.h. Constify. Make functions static.
1188 Move extern function declarations to tradcpp.h.
1190 * tradcpp.c: Likewise.
1192 * tradcpp.h: New file.
1194 2000-11-18 Joseph S. Myers <jsm28@cam.ac.uk>
1196 * c-decl.c (check_for_loop_decls): New function.
1197 * c-parse.in (for_init_stmt): New.
1198 (select_or_iter_stmt): Use for_init_stmt.
1199 * c-tree.h (check_for_loop_decls): New declaration.
1201 2000-11-18 Neil Booth <neilb@earthling.net>
1203 * cppinit.c: Update comments.
1204 (cpp_reader_init): Make -imacro and -include use the standard
1205 #include "" search path.
1206 (do_includes): New function.
1208 2000-11-18 Ben Elliston <bje@redhat.com>
1210 * config/sh/crt1.asm (start_l): Move PC-relative move instruction
1211 out of a branch delay slot.
1213 2000-11-17 Richard Henderson <rth@redhat.com>
1215 * config/alpha/elf.h (PREFERRED_DEBUGGING_TYPE): Set to DWARF2_DEBUG.
1216 (ASM_SPEC): Disable and enable .mdebug based on -gstabs.
1217 (ASM_FILE_START): Only write out ecoff .file directive if
1218 emitting mdebug debugging.
1220 2000-11-17 Richard Henderson <rth@redhat.com>
1222 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): New. Detect
1223 whether as accepts .file/.loc and produces dwarf2 line info.
1224 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Default on if
1225 the assembler supports it.
1226 * config.in, configure: Regenerate.
1228 2000-11-17 Richard Henderson <rth@redhat.com>
1230 * fixinc/mkfixinc.sh: Don't disable fixincludes for any linux*.
1232 2000-11-17 Jim Wilson <wilson@redhat.com>
1234 * config/ia64/ia64.c (emit_insn_group_barriers, case CALL_INSN):
1235 Don't clear need_barrier is next_insn is a CALL_INSN, or has
1236 instruction type B or UNKNOWN.
1238 2000-11-17 Neil Booth <neilb@earthling.net>
1240 * cpperror.c (print_file_and_line): Don't display line number if 0.
1242 2000-11-17 Zack Weinberg <zack@wolery.stanford.edu>
1244 * ggc.h: Delete ggc_add_string_root and ggc_mark_string. Add
1245 digit_vector and digit_string.
1246 * stringpool.c (digit_vector): New.
1247 (ggc_alloc_string): Use digit_string.
1249 * stmt.c (digit_strings): Delete.
1250 (init_stmt): Do not initialize digit_strings.
1251 (expand_asm_operands): Use ggc.h's digit_string macro.
1252 * toplev.c (mark_file_stack): Delete.
1253 (compile_file): Don't call init_tree_codes.
1254 (main): No need to make the file stack a GC root.
1255 * tree.c (init_tree_codes): Delete.
1256 * tree.h (init_tree_codes): Delete.
1258 * c-lex.c: Don't include ggc.h.
1259 (mark_splay_tree_node, mark_splay_tree): Delete.
1260 (init_c_lex): No need to ggc_strdup string constant. Don't add
1261 file_info_tree to GGC roots.
1262 (cb_enter_file, cb_rename_file): No need to ggc_strdup
1265 * Makefile.in (c-lex.o): No longer depends on $(GGC_H).
1267 * dbxout.c (dbxout_init),
1268 dwarf2out.c (dwarf2out_line),
1269 ggc-common.c (ggc_mark_rtx_children, ggc_mark_trees),
1270 varasm.c (mark_const_hash_entry, mark_pool_constant, init_varasm_once),
1271 xcoffout.c (xcoffout_source_file),
1272 i386.c (load_pic_register):
1273 Delete call(s) to ggc_add_string_root and/or ggc_mark_string.
1275 * except.c (create_rethrow_ref),
1276 profile.c (init_edge_profiler),
1277 toplev.c (compile_file),
1278 varasm.c (named_section, assemble_static_space,
1279 assemble_trampoline_template, output_constant_def, force_const_mem),
1280 i386.c (load_pic_register),
1281 ia64.c (ia64_encode_section_info),
1282 rs6000.c (rs6000_emit_load_toc_table, create_TOC_reference,
1283 rs6000_emit_prologue, rs6000_emit_epilogue),
1284 rs6000.md (load_toc_aix_si, load_toc_aix_di):
1285 Change ggc_alloc_string (var, -1) to ggc_strdup (var).
1287 * profile.c (output_func_start_profiler),
1289 i386.c (load_pic_register): No need to ggc_strdup string constant.
1291 2000-11-17 Hans-Peter Nilsson <hp@axis.com>
1293 * Makefile.in (config.status): Depend on config.gcc.
1294 * configure.in <for machine in $build $host $target>: Move
1295 contents of loop into config.gcc, removing autoconf quoting.
1296 Fix changequote bug for alpha*-*-vxworks*.
1297 * configure: Regenerate.
1300 2000-11-16 Zack Weinberg <zack@wolery.stanford.edu>
1302 * c-parse.in (if_prefix): Find the filename and line number at
1303 $-2 and $-1 respectively.
1304 * diagnostic.c (error_recursion): Add missing newline, use
1305 fputs, translate string.
1307 2000-11-16 Zack Weinberg <zack@wolery.stanford.edu>
1309 * stringpool.c: New file.
1310 * ggc-common.c (ggc_mark_string_ptr, ggc_add_string_root): Delete.
1311 (ggc_alloc_string): Now in stringpool.o.
1312 * ggc-page.c, ggc-simple.c: Do not define or allocate empty_string.
1313 * ggc.h: Delete prototype of ggc_add_string_root. #define
1314 ggc_add_string_root and ggc_mark_string to nothing. Prototype
1315 init_stringpool and stringpool_statistics.
1316 (ggc_alloc_string): Returns a const char *.
1317 * tree.c (hash_table, do_identifier_warnings): Delete.
1318 (init_obstacks): Don't initialize the identifier hash table.
1319 (get_identifier, maybe_get_identifier, start_identifier_warnings,
1320 set_identifier_size): Now in stringpool.c.
1321 * tree.h (struct tree_string): Constify pointer field.
1322 (approx_sqrt): Prototype.
1324 * Makefile.in (stringpool.o): Add rule, mention in OBJS.
1326 * toplev.c (approx_sqrt): New function.
1327 (compile_file): Call stringpool_statistics if mem_report is on.
1328 (main): Call init_stringpool.
1330 * builtins.c (c_strlen), c-decl.c (finish_decl), c-lex.c
1331 (process_directive), c-typeck.c (constructor_asmspec, struct
1332 initializer_stack, start_init), except.c (create_rethrow_ref),
1333 stmt.c (digit_strings), toplev.c (decode_f_option), tree.c
1334 (built_in_filename), varasm,c (in_named_name,
1335 assemble_static_space, struct constant_descriptor, struct
1336 deferred_string, struct pool_constant, force_const_mem),
1337 i386.c (pic_label_name, global_offset_table_name), rs6000.c
1338 (rs6000_emit_prologue, rs6000_emit_epilogue) : Constify a char *.
1340 * c-common.c (combine_strings): Combine strings in scratch
1341 buffer, then pass to build_string.
1342 * optabs.c (init_libfuncs), profile.c (init_edge_profiler,
1343 output_func_start_profiler), stmt.c (init_stmt), alpha.c
1344 (alpha_need_linkage), arm.c (arm_encode_call_attribute),
1345 i386.c (load_pic_register), ia64.c (ia64_encode_section_info),
1346 rs6000.c (rs6000_encode_section_info): Create string in
1347 scratch buffer, then pass to ggc_alloc_string.
1349 * stmt.c (expand_asm_operands): If we must adjust the
1350 constraint strings, do so by creating a new one, not by
1351 modifying the old one in place. Constify some char *s.
1352 * config/pa/pa.c (hppa_encode_label): Drop unnecessary second
1353 argument. Create string in scratch buffer, then pass to
1355 * config/pa/pa-protos.h: Update prototype.
1356 * config/pa/elf.h, config/pa/pa.h, config/pa/som.h:
1357 hppa_encode_label takes only one argument.
1359 2000-11-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1361 * mcore.c (mcore_expand_prolog): Call xmalloc/xrealloc, not
1364 * cpplib.c (glue_header_name): Likewise.
1366 * fixincl.c (run_compiles, start_fixer): Likewise.
1368 * fixlib.c (load_file_data): Likewise.
1370 * mkdeps.c (munge): Likewise.
1372 2000-11-17 Hans-Peter Nilsson <hp@axis.com>
1374 * defaults.h [EH_FRAME_SECTION_ASM_OP] (EH_FRAME_SECTION): Remove
1375 trailing ';'. Fix formatting.
1377 2000-11-16 Jim Wilson <wilson@redhat.com>
1379 * config/ia64/ia64.h (MASK_INLINE_DIV_LAT, MASK_INLINE_DIV_THR):
1380 Shift masks left by one to avoid conflict.
1382 * config/ia64/ia64.c (ia64_encode_section_info): Disallow decls with
1385 2000-11-16 Nick Clifton <nickc@redhat.com>
1387 * config/arm/arm.c (output_arm_prologue): Note nested functions.
1388 (arm_expand_prologue): For nested functions preserve the
1389 static chain register during stack frame creation.
1391 * config/arm/arm.h (STATIC_CHAIN_REGNUM): Change to 12.
1392 (ARM_INITIAL_FRAME_ELIMINATION_OFFSET): For a nested function
1393 with a stack frame there is a 4 byte gap between the arg
1394 pointer and the hard frame pointer (used to preserve the
1395 static chain register during stack frame creation).
1397 2000-11-16 DJ Delorie <dj@redhat.com>
1399 * rtl.c (read_rtx): Provide suitable names for unnamed
1400 define_insn and define_insn_and_split patterns, based on file
1403 2000-11-15 Neil Booth <neilb@earthling.net>
1405 * cpplib.c (start_directive, end_directive): New functions.
1406 (_cpp_handle_directive, run_directive): Use them.
1407 (_cpp_handle_directive): Don't -Wtraditional on indented
1409 (_cpp_push_buffer): Don't re-clear was_skipping.
1410 * cpplib.h (struct cpp_reader): New member la_saved.
1411 * cppmacro.c (cpp_get_token): Don't interpret _Pragma in
1414 gcc.dg/cpp/_Pragma1.c: Update.
1415 gcc.dg/cpp/_Pragma2.c: New test.
1417 2000-11-15 Mark Mitchell <mark@codesourcery.com>
1419 * toplev.c (wrapup_global_declarations): Don't write out
1420 artificial static variables that aren't needed.
1422 2000-11-15 Bernd Schmidt <bernds@redhat.co.uk>
1424 * ia64.c (struct group): New structure.
1425 (last_group): New static array.
1426 (group_idx): New static variable.
1427 (emit_group_barrier_after, errata_find_address_regs, errata_emit_nops):
1428 New static functions.
1429 (emit_insn_group_barriers): Initialize and keep track of group_idx
1431 Call errata_emit_nops if TARGET_B_STEP or TARGET_A_STEP.
1432 Replace all calls to emit_insn_after that emit a group barrier to use
1433 emit_group_barrier_after.
1434 * ia64.h (MASK_B_STEP): New.
1435 (other MASK_XXX macros): Renumbered.
1436 (TARGET_B_STEP): New.
1437 (TARGET_SWITCHES): Add -mb-step.
1439 2000-11-15 Fred Fish <fnf@be.com>
1441 * fixinc/mkfixinc.sh (fixincludes): Add *-*-beos* to list of
1442 machines for which fixincludes is not needed.
1443 * config/i386/x-beos (STMP_FIXPROTO): Don't run fixproto.
1445 2000-11-15 Jason Merrill <jason@redhat.com>
1447 * diagnostic.c (finish_abort): New fn.
1448 (fancy_abort, error_recursion): Use it.
1449 * toplev.c (crash_signal): Likewise.
1450 * diagnostic.h: Declare it.
1452 2000-11-13 Andrew Haley <aph@redhat.com>
1454 * tree.c (build_type_no_quals): New function.
1455 * tree.h (build_type_no_quals): Declare.
1456 * c-common.c (c_get_alias_set): When considering type
1457 compatibility for pointer types, ignore cv-qualifiers anywhere in
1460 2000-11-15 Graham Stott <grahams@redhat.com>
1462 * regrename.c (scan_rtx_rtx): Skip to the next chain on
1463 encountering a terminated chain.
1465 2000-11-14 Mark Mitchell <mark@codesourcery.com>
1467 * configure.in: Move check for V3 above check for C++ header-file
1469 * configure: Regenerated.
1471 2000-11-14 DJ Delorie <dj@redhat.com>
1473 * config/v850/v850.c: Remove obstacks.
1475 Tue Nov 14 21:54:31 2000 Marek Michalkiewicz <marekm@linux.org.pl> & Denis Chertykov <denisc@overta.ru>
1477 * config/avr/avr.c (avr_case_values_threshold): New.
1478 (avr_override_options): Set it depending on options, make it large
1479 when not optimizing to work around "unable to generate reloads".
1481 * config/avr/avr.h (TARGET_SWITCHES): Add -mno-tablejump option.
1482 (EXTRA_SECTION_FUNCTIONS): Make the .progmem.gcc_sw_table section
1483 executable if not AVR_MEGA. Make sure jump tables are word-aligned.
1484 (JUMP_TABLES_IN_TEXT_SECTION): Define as 0, not 1.
1485 (ASM_OUTPUT_ADDR_VEC_ELT): Optimize, use "rjmp" if not AVR_MEGA.
1486 (avr_case_values_threshold): Declare as extern int.
1487 (CASE_VALUES_THRESHOLD): Define as avr_case_values_threshold.
1489 * config/avr/avr.md (tablejump): Removed.
1490 (*tablejump_rjmp): New for jump tables made from "rjmp" instructions.
1491 (*tablejump_lib, *tablejump_enh, *tablejump): Change to expect the
1492 index in the table, not multiplied by 2.
1493 (casesi): Change to match the above insns. Always enable.
1495 * config/avr/libgcc.S (__tablejump__): Rename to __tablejump2__.
1496 Change to expect the word address of the table, multiply it by 2
1497 here and not in the caller. Change "adiw" to faster "inc".
1499 2000-11-14 Neil Booth <neilb@earthling.net>
1501 * cppexp.c (parse_defined): Call cpp_get_token not
1504 * cpplex.c (cpp_output_line): Similarly.
1505 * cpplib.c (glue_header_name, do_line, do_ident,
1506 parse_answer, parse_assertion): Similarly.
1507 (_cpp_handle_diretive): Don't save to lookaheads
1508 when processing directives.
1509 * cppmacro.c (parse_arg, expand_arg): Call cpp_get_token not
1511 (funlike_invocation_p): Don't save to lookaheads
1512 when pre-expanding arguments.
1513 (_cpp_get_token): Delete.
1514 (cpp_get_token): Merge contents of _cpp_get_token.
1516 2000-11-14 Jakub Jelinek <jakub@redhat.com>
1518 * builtins.c (expand_builtin_setjmp): Set
1519 current_function_calls_setjmp.
1520 (expand_builtin_longjmp): Set current_function_calls_longjmp.
1522 * config/sparc/sparc.md (builtin_setjmp_setup): New expand.
1523 (do_builtin_setjmp_setup): New insn.
1525 Tue Nov 14 12:34:56 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1527 * tree.c (get_unwidened): Use host_integerp and tree_low_cst.
1528 (int_fits_type_p): For variable bounds, call force_fit_type.
1530 2000-11-14 Jakub Jelinek <jakub@redhat.com>
1532 * varasm.c (struct deferred_string): New structure.
1533 (const_str_htab): New variable.
1534 (STRHASH): New macro.
1535 (mark_const_str_htab_1, mark_const_str_htab, const_str_htab_hash,
1536 constr_str_htab_eq, const_str_htab_del): New functions.
1537 (output_constant_def): Add DEFER argument, defer string
1538 constants until mark_constant_pool time if requested.
1539 (mark_constant_pool): Walk the insn chain even if const_str_htab is
1541 (mark_constants): If a SYMBOL_REF for deferred string is found,
1542 output it and remove from hash table.
1543 (output_addressed_constants): Set DEFER to 0 in call to
1544 output_constant_def.
1545 * rtl.h (STRING_POOL_ADDRESS_P): Define.
1546 (output_constant_def): Adjust prototype.
1547 * expr.c (expand_expr): Set DEFER to 1 in call to output_constant_def.
1549 2000-11-14 Chandrakala Chavva <cchavva@redhat.com>
1551 * optabs.c (expand_complex_ab):: Use overflow-trapping optabs for
1552 signed types if flag_trapv.
1554 2000-11-14 Zack Weinberg <zack@wolery.stanford.edu>
1556 * tradcpp.c, tradcif.y: Update FSF mailing address, delete
1559 2000-11-14 Joseph S. Myers <jsm28@cam.ac.uk>
1561 * c-common.h (CTI_C_SIZE_TYPE): Update comment.
1563 2000-11-14 Jakub Jelinek <jakub@redhat.com>
1565 * varasm.c (struct varasm_status): Change x_const_rtx_sym_hash_table
1566 to array of pool_constnat pointers.
1567 (struct pool_constant): Add next_sym and label members.
1568 (struct pool_sym): Remove.
1569 (init_varasm_status): Change pool_sym into pool_constant.
1570 (mark_pool_constant): Mark pc->label string as well.
1571 (mark_pool_sym_hash_table): Remove.
1572 (mark_varasm_status): Remove it from caller as well.
1573 (free_varasm_status): Don't free pool_sym structures.
1574 (force_const_mem): Don't allocate pool_sym structure, instead
1575 fill pool->label and chain it into rtx_sym hash table.
1576 (find_pool_constant, mark_constant_pool): Use pool_constant instead
1579 2000-11-14 Jakub Jelinek <jakub@redhat.com>
1581 * reload1.c (emit_input_reload_insns): Honour forcing of constants
1582 into memory by PREFERRED_RELOAD_CLASS NO_REGS.
1584 2000-11-14 Michael Matz <matzmich@cs.tu-berlin.de>
1586 * dominance.c: New file.
1587 * Makefile.in (OBJS): Add dominance.o.
1589 * flow.c (compute_flow_dominators): Remove.
1590 (compute_immediate_dominators): Remove.
1591 (compute_immediate_postdominators): Remove.
1592 * basic-block.h: Remove their prototypes.
1593 (calculate_dominance_info): Add prototype.
1595 * dce.c (eliminate_dead_code): Change calls to above functions.
1596 Don't compute dominators but only immediate dominators.
1597 * flow.c (flow_loops_find): Change callers.
1598 * gcse.c (compute_code_hoist_data): Likewise.
1599 * haifa-sched.c (schedule_insns): Likewise.
1600 * ifcvt.c (if_convert): Likewise.
1601 * ssa.c (convert_to_ssa): Likewise, and only compute immediate
1604 2000-11-14 Richard Henderson <rth@redhat.com>
1606 * stmt.c (warn_if_unused_value): Don't warn if the expression
1609 * c-typeck.c (c_sizeof): Fold result to c_size_type_node.
1610 (c_sizeof_nowarn, c_alignof, c_alignof_expr): Likewise.
1612 2000-11-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1614 * loop.c (basic_induction_var): Revert accidental checkin.
1616 2000-11-13 Hans-Peter Nilsson <hp@axis.com>
1618 * c-lex.c (cb_leave_file): Harmonize conditions and order of
1619 statements to those of process_directive for (action == act_pop).
1621 * collect2.c (main): Pass on -B options from COLLECT_GCC_OPTIONS.
1623 * local-alloc.c (equiv_init_movable_p): References to CC0 are not
1626 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1628 * c-parse.in (stmts_and_decls): Deprecate use of label at end of
1631 2000-11-13 Neil Booth <neilb@earthling.net>
1633 * cpplex.c (_cpp_lex_token): CPP_COMMENT and true CPP_EOF
1634 cases return without MI check.
1635 * cpplib.c (do_diagnostic): Take boolean of whether to
1636 print the directive name.
1637 (do_error, do_warning): Update.
1638 (do_pragma_dependency): Use it.
1639 * cpplib.h (VARARGS_FIRST): Delete.
1640 (struct cpp_token): Delete integer.
1641 * cppmacro.c (enter_macro_context): Move disabled check
1643 (_cpp_get_token): Simplify into a single loop.
1645 2000-11-13 Richard Earnshaw <rearnsha@arm.com>
1647 * configure.in: Use 'test -f' not '[ -e'.
1648 * configure: Regenerated.
1650 2000-11-13 DJ Delorie <dj@redhat.com>
1652 * config/mn10300/mn10300.md (store_movm): Note which registers are
1653 really used or clobbered.
1655 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1657 * c-parse.in (ends_in_label): Remove from %union and %type.
1658 (decls, stmts, lineno_stmt_or_labels, xstmts,
1659 lineno_stmt_or_label, stmt_or_label): Remove.
1660 (stmts_and_decls, lineno_stmt_decl_or_labels_ending_stmt,
1661 lineno_stmt_decl_or_labels_ending_decl,
1662 lineno_stmt_decl_or_labels_ending_label,
1663 lineno_stmt_decl_or_labels_ending_error,
1664 lineno_stmt_decl_or_labels, compstmt_contents_nonempty,
1665 lineno_stmt, lineno_label): New.
1666 (compstmt_nostart): Use compstmt_contents_nonempty.
1668 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1670 * c-common.c (boolean_increment): New function.
1671 * c-common.h (enum c_tree_index): Add CTI_C_BOOL_TYPE,
1672 CTI_C_BOOL_TRUE and CTI_C_BOOL_FALSE.
1673 (c_bool_type_node, c_bool_true_node, c_bool_false_node): Define.
1674 (boolean_increment): Declare.
1675 * c-convert.c (convert): Allow for BOOLEAN_TYPE.
1676 * c-decl.c (init_decl_processing): Create boolean nodes.
1677 (finish_struct): Allow for _Bool bitfields.
1678 * c-parse.in (reswords): Add _Bool.
1679 (rid_to_yy): Allow for RID_BOOL.
1680 * c-typeck.c (default_conversion): Make booleans promote to int.
1681 (convert_arguments, build_unary_op, build_modify_expr,
1682 convert_for_assignment): Allow for booleans.
1683 * ginclude/stdbool.h: Make conforming to C99.
1685 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1687 * c-parse.in (c99_block_start, c99_block_end,
1688 c99_block_lineno_labeled_stmt): New.
1689 (simple_if, do_stmt_start): Use c99_block_lineno_labeled_stmt.
1690 (stmt): Split off selection and iteration statements into...
1691 (select_or_iter_stmt): New. Use c99_block_lineno_labeled_stmt.
1693 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1695 * invoke.texi (-Wtrigraphs, -fdump-translation-unit, -save-temps,
1698 2000-11-13 Richard Earnshaw <rearnsha@arm.com>
1700 * arm.md (mulsidi3adddi, umulsidi3adddi): Revert previous change.
1701 Rewrite to avoid use of match_dup. Don't try to tie registers that
1702 are not in the same mode.
1704 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1706 * invoke.texi: Update lists of languages and suffixes supported.
1708 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1710 * configure.in: Take toplevel configure arguments from the
1711 environment to create configargs.h and substitute
1712 gcc_config_arguments, taking account of any existing configargs.h
1714 * configure: Regenerate.
1715 * gccbug.in: Include toplevel configure arguments in gccbug.
1717 2000-11-13 Richard Earnshaw <rearnsha@arm.com>
1719 * varasm.c (struct constant_descriptor): Put CONTENTS inside a
1720 union to make it well-aligned. Update all uses.
1722 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1724 * c-parse.in (initelt): Give appropriate pedantic warnings,
1725 depending on flag_isoc99, for non-ISO syntax and for C99 syntax
1727 (designator): If pedantic, pedwarn for a designator specifying a
1729 * c-typeck.c (set_init_index, set_init_label): Don't pedwarn for
1731 * extend.texi: Document the C99 syntax as the preferred syntax,
1732 and the pre-2.5 syntax as obsolete. Mention use of designator
1733 lists for nested subobjects.
1735 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1737 * diagnostic.c (vbuild_message_string, output_do_printf, vnotice):
1738 Add ATTRIBUTE_PRINTF.
1739 * tradcpp.c (v_message, warning, error, fatal, error_with_line):
1740 Add ATTRIBUTE_PRINTF*.
1742 2000-11-12 Mark Mitchell <mark@codesourcery.com>
1744 * function.c (assign_parms): When calling put_var_into_stack, make
1745 sure that there are no hidden pending sequences.
1747 2000-11-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1749 * builtins.c (expand_builtin): Handle BUILT_IN_INDEX and
1750 BUILT_IN_RINDEX. Add missing checks for BUILT_IN_STRCHR and
1753 * builtins.def (BUILT_IN_INDEX, BUILT_IN_RINDEX): New entries.
1755 * c-common.c (c_common_nodes_and_builtins): Declare index and
1756 rindex when nonansi builtins are allowed.
1758 * extend.texi (index, rindex): Document new builtins.
1760 2000-11-12 Mark Mitchell <mark@codesourcery.com>
1762 * configure.in: Turn on libstdc++ V3 by default.
1763 * configure: Regenerated.
1765 * fixinc/mkfixinc.sh: Use the ordinary fixincludes on Solaris.
1767 2000-11-12 Jakub Jelinek <jakub@redhat.com>
1769 * reload1.c (set_label_offsets): Go inside of PARALLELs.
1771 2000-11-12 Joseph S. Myers <jsm28@cam.ac.uk>
1773 * invoke.texi: Clean up option summary.
1775 2000-11-12 Nick Clifton <nickc@redhat.com>
1777 * config/mcore/mcore.c: Fix comment formating, and adjust sequence
1778 of #include headers.
1780 2000-11-12 Marc Espie <espie@openbsd.org>
1782 * configure.in: Fix filds test.
1785 2000-11-12 Mark Mitchell <mark@codesourcery.com>
1787 * jump.c (delete_computation): Don't assume that just becuase an
1788 instruction sets a register, that register is dead.
1790 2000-11-12 Neil Booth <neilb@earthling.net>
1792 * cppexp.c: Don't worry about pfile->skipping.
1793 * cpplib.c (struct if_stack): Make was_skipping unsigned char.
1794 (cpp_handle_directive): Save pfile->skipping in struct cpp_buffer
1795 for handled directives.
1796 (skip_rest_of_line): Use _cpp_lex_token after popping contexts
1797 and releasing lookaheads.
1798 (do_ifdef, do_ifndef, do_if): Use buffer->was_skipping.
1799 (do_else, do_elif, push_conditional): Update logic.
1800 (do_endif): Set buffer->was_skipping rather than pfile->skipping.
1801 (unwind_if_stack): Inline into cpp_pop_buffer.
1802 (cpp_push_buffer): Clear ifs->was_skipping for cpp_handle_directive.
1803 * cpplex.c (_cpp_lex_token): Clear skipping on EOF. Handle
1804 multiple-include optimisation.
1805 * cpplib.h (struct cpp_buffer): New member was_skipping.
1806 * cppmacro.c (_cpp_get_token): Loop whilst pfile->skipping. This
1807 works because skipping == 0 in directives.
1808 (_cpp_release_lookahead): Renamed from release_lookahead.
1809 (cpp_get_token): No need to check skipping as _cpp_get_token does
1810 this for us. No need to handle MI optimisation.
1812 Sat Nov 11 21:14:02 2000 Mark P Mitchell <mark@codesourcery.com>
1814 * fixinc/inclhack.def (sunos_matherr_decl): Bypass matherr
1815 declarations that use `__MATH_EXCEPTION' in their prototypes, too.
1816 * fixinc/fixincl.x: Regenerated.
1818 2000-11-11 Bruce Korb <bkorb@gnu.org>
1820 * fixinc/inclhack.def (avoid_bool_type): avoid commenting out #endif
1821 (avoid_wchar_t_type): ditto
1822 * fixinc/fixinc.irix: obsoleted
1824 2000-11-11 Zack Weinberg <zack@wolery.stanford.edu>
1826 * configure.in: Don't add $outputs to all_lang_makefiles. Add
1827 $srcdir/$s/Makefile.in if it exists.
1828 * configure: Regenerate.
1830 Sat Nov 11 18:41:20 2000 Mark P Mitchell <mark@codesourcery.com>
1832 * fixinc/mkfixinc.sh: Use the ordinary fixincludes on IRIX.
1834 2000-11-11 Jason Merrill <jason@redhat.com>
1836 * function.c (assign_parms): If TREE_ADDRESSABLE is set, try to
1837 give the parm a register and then call put_var_into_stack.
1838 * stmt.c (expand_decl): Likewise.
1840 2000-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
1842 * gcc.texi: Adjust wording.
1844 2000-11-11 Mark Mitchell <mark@codesourcery.com>
1846 * fixinc/inclhack.def (avoid_wchar_t_type): New fix.
1847 * fininc/fixincl.x: Regenerated.
1849 2000-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
1851 * invoke.texi: Correct spelling of -foptimize-register-move.
1853 2000-11-11 Neil Booth <neilb@earthling.net>
1855 Remove CPP_PLACEMARKERs.
1857 * cppexp.c (lex): Don't handle CPP_PLACEMARKER.
1858 * cpplex.c (_cpp_lex_token): Rename skip_newlines to next_bol
1859 * cpplib.c (skip_rest_of_line, check_eol, cpp_push_buffer):
1861 * cpplib.h: Remove CPP_PLACEMARKER.
1862 (struct lexer_state): Rename skip_newlines to next_bol.
1863 * cppmacro.c (stringify_arg): Don't handle CPP_PLACEMARKER.
1864 Simplify prev_white handling as a result.
1865 (paste_all_tokens): Don't worry about CPP_PLACEMARKERs.
1866 (parse_arg): Empty arguments are now empty, not CPP_PLACEMARKERs.
1867 (parse_args): Similarly. Update argument count tests.
1868 (enter_macro_context): Return 2 to indicate an empty macro.
1869 (replace_args): Don't bother pre-expanding an empty argument.
1870 Handle placemarkers and ## extension during pre-expansion.
1871 (cpp_get_token): Handle empty macro expansions. Don't worry
1872 about CPP_PLACEMARKERs.
1873 (_cpp_create_definition): Empty macros are now empty.
1874 (cpp_macro_defintion): Don't special case empty macros.
1875 * scan-decls.c: Don't bother with CPP_PLACEMARKERs.
1876 * c-lex.c: Similarly.
1878 2000-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
1880 * gcc.texi, invoke.texi: Add new section discussing language
1881 standards; link to it where appropriate; refer to ISO C instead of
1884 2000-11-11 Alexandre Oliva <aoliva@redhat.com>
1886 * builtins.c (std_expand_builtin_va_start): Take PARM_BOUNDARY
1889 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie SFmode to other FP
1892 2000-11-10 Joseph S. Myers <jsm28@cam.ac.uk>
1894 * gcc.texi, gcov.texi: Update dates and version numbers.
1896 2000-11-10 Zack Weinberg <zack@wolery.stanford.edu>
1898 * configure.in: Remove AC_PROG_LEX and AC_PROG_YACC. Look for
1899 flex and bison, specifically, first in a unified build and
1900 then installed on the system.
1901 * Makefile.in: Set BISON to @BISON@, FLEX to @FLEX@. Rename
1902 LEXFLAGS to FLEXFLAGS. Adjust ORDINARY_FLAGS_TO_PASS to
1905 (collect2.o, gcc.o, prefix.o, toplev.o, alloca.o, intl.o,
1906 cppdefault.o): Remove pointless sed munging of source file
1909 2000-11-10 Bernd Schmidt <bernds@redhat.co.uk>
1911 * reload.c (find_reloads_address_1, case POST_MODIFY): Use RELOAD_OTHER
1912 for address reloads. Push replacements for REG_INC notes.
1913 (regno_clobbered_p): New arg SETS. Examine SETs if it's nonzero. All
1915 * reload1.c (choose_reload_regs): Registers set in the insn can't be
1916 used for RELOAD_OTHER reloads.
1918 2000-11-10 Mark Mitchell <mark@codesourcery.com>
1920 * c-dump.h: New file.
1922 2000-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1924 * alpha.c (check_float_value): Use memcpy, not bcopy.
1925 * arm.c (output_move_double): Likewise.
1927 * m88k.c (legitimize_operand): Likewise.
1928 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
1929 * m88k.md: Likewise.
1930 * mips.c (override_options): Likewise.
1931 * mips.md: Likewise.
1932 * romp.c (output_fpops): Likewise.
1933 * rs6000.c (rs6000_override_options): Likewise.
1935 * vax.c (check_float_value): Likewise.
1937 * emit-rtl.c (copy_rtx_if_shared, init_emit_once): Likewise.
1938 * expmed.c (synth_mult): Likewise.
1939 * final.c (add_bb_string): Likewise.
1940 * genattr.c (main): Likewise.
1941 * genattrtab.c (attr_string, simplify_cond, copy_rtx_unchanging):
1943 * jump.c (thread_jumps): Likewise.
1944 * prefix.c (save_string): Likewise.
1945 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Likewise.
1946 * regclass.c (init_reg_sets, init_reg_sets_1): Likewise.
1947 * reload1.c (reload, eliminate_regs): Likewise.
1949 2000-11-10 Joseph S. Myers <jsm28@cam.ac.uk>
1951 * gcc.texi (Service): Update to reflect current practice and
1952 location of the GNU service directory.
1954 2000-11-09 Bernd Schmidt <bernds@redhat.co.uk>
1956 * regrename.c (build_def_use): Mark contents of REG_INC notes as
1957 needing replacement.
1959 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Emit
1960 a no-op move if regs are equal.
1961 * toplev.c (rest_of_compilation): Do the noop moves elimination pass
1962 when calling jump after post-reload splitting.
1964 2000-11-09 Jan van Male <jan.vanmale@fenk.wau.nl>
1966 * c-tree.texi: Fix typos.
1967 * extend.texi: Likewise
1968 * gcov.texi: Likewise
1969 * rtl.texi: Likewise
1972 2000-11-09 Hans-Peter Nilsson <hp@axis.com>
1974 * c-lex.c [! NO_IMPLICIT_EXTERN_C] (cb_enter_file): Check
1975 in_system_header and flags[1] before dereferencing flags[2].
1977 2000-11-09 Matthew Hiller <hiller@redhat.com>
1979 * reload1.c (reload_combine): Fixed calculation of
1980 first_index_reg, last_index_reg.
1982 2000-11-09 Mark Mitchell <mark@codesourcery.com>
1984 * c-dump.c (dequeue_and_dump): Dump function bodies.
1986 * Makefile.in (C_AND_OBJC_OBJS): Add c-dump.o.
1987 (c-dump.o): New target.
1988 * c-common.h (flag_dump_translation_unit): New variable.
1989 (C_TYPE_QUALS): New macro.
1990 (strip_array_types): New function.
1991 (DECL_C_BIT_FIELD): New macro.
1992 (SET_DECL_C_BIT_FIELD): Likewise.
1993 (CLEAR_DECL_C_BIT_FIELD): Likewise.
1994 (dump_info_p): New typedef.
1995 (dump_tree_fn): Likewise.
1996 (lang_dump_tree): New variable.
1997 (dump_node_to_file): New function.
1998 * c-common.c (flag_dump_translation_unit): Define it.
1999 (strip_array_types): New function.
2000 * c-decl.c (c_decode_option): Handle -fdump-translation-unit.
2001 * c-lang.c (finish_file): Call dump_node_to_file if
2002 flag_dump_translation_unit.
2003 * c-semantics.c (mark_rtl_for_local_static): Fix typo in comment.
2004 * c-tree.h (DECL_C_BIT_FIELD): Remove declaration.
2005 * c-dump.c: New file.
2007 2000-11-09 Christopher Faylor <cgf@cygnus.com>
2009 * config/i386/cygwin.h: Add mingw startfile prefix.
2011 2000-11-09 Richard Henderson <rth@redhat.com>
2013 * flow.c (invalidate_mems_from_set): Split out from ...
2014 (mark_set_1): ... here.
2015 (try_pre_increment_1): Use it. Use propagate_block_delete_insn
2016 instead of turning insn into a NOTE_INSN_DELETED.
2018 2000-11-10 Joseph S. Myers <jsm28@cam.ac.uk>
2020 * extend.texi, invoke.texi: Move documentation of builtin versions
2021 of C library functions to one place and update.
2023 2000-11-09 Richard Henderson <rth@redhat.com>
2025 * fold-const.c (fold): Compare TYPE_MAIN_VARIANT rather than
2026 the types themselves to discover type equivalence.
2028 2000-11-09 Mike Stump <mrs@wrs.com>
2030 * Makefile.in (distclean): Remove a few extra leftovers.
2032 2000-11-09 Richard Henderson <rth@redhat.com>
2034 * recog.c (validate_replace_rtx_1): Consider subregs when
2035 replacing a register with a constant inside a sign/zero_extend.
2037 * config/alpha/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2039 2000-11-09 Geoffrey Keating <geoffk@redhat.com>
2041 * c-decl.c (finish_struct): When a structure is completed,
2042 check all its variant types for completeness.
2044 2000-11-09 Neil Booth <neilb@earthling.net>
2046 * cpphash.c: Move cpp_defined here from cpplib.c.
2047 * cpplib.c: Update comments, move cpp_defined to cpphash.c.
2048 * cpplex.c (_cpp_lex_token): Don't leave the lexer at EOL.
2049 * cppmacro.c (cpp_get_token): Update comments, no need now
2050 to catch the CPP_EOF meaning EOL case.
2052 2000-11-08 Geoffrey Keating <geoffk@redhat.com>
2054 * config/sparc/sparc.c (sparc_va_arg): When the required alignment
2055 is more than that provided, copy to a temporary.
2057 2000-11-09 Alexandre Oliva <aoliva@redhat.com>
2059 * mklibgcc.in (EXTRA_MULTILIB_PARTS): Prevent `make' from
2060 interpreting $out as a macro assignment.
2061 * Makefile.in (T_TARGET): New auxiliary macro and target.
2062 (all): Add a target right in the beginning, so that we don't build
2063 T_TARGET by default.
2065 2000-11-09 Graham Stott <grahams@redhat.com>
2067 * config/i386/i386.md (mmx_pinsrw): Output operands in correct
2068 order for -mintel-syntax. Remove comment now that the operand
2069 order has been checked.
2070 (mmx_pextrw): Likewise.
2071 (mmx_pshufw): Likewise.
2073 2000-11-09 Jakub Jelinek <jakub@redhat.com>
2075 * builtins.c (c_strlen): Use TREE_STRING_LENGTH - 1 for max.
2076 (c_getstr): New function.
2077 (expand_builtin_strstr): Do nothing if -fcheck-memory-usage.
2078 If both arguments are constant string, optimize out.
2079 (expand_builtin_strchr, expand_builtin_strrchr): New functions.
2080 (expand_builtin_strpbrk): Use c_getstr, do nothing if
2081 -fcheck-memory-usage.
2082 (expand_builtin_fputs): Likewise.
2083 (expand_builtin_strcmp): Add MODE argument.
2084 Use even if !HAVE_cmpstrsi.
2085 Optimize the case when both arguments are constant strings.
2086 (expand_builtin): Adjust expand_builtin_strcmp caller.
2087 Call expand_builtin_strchr and expand_builtin_strrchr.
2088 * c-common.c (c_common_nodes_and_builtins): Add strchr and strrchr
2090 * builtins.def (BUILT_IN_STRRCHR): Add.
2092 2000-11-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2094 * fixinc/gnu-regex.c: Rename EGCS LOCAL markers to GCC LOCAL.
2096 2000-11-09 Joseph S. Myers <jsm28@cam.ac.uk>
2098 * calls.c (expand_call, emit_library_call_value_1), collect2.c
2099 (scan_prog_file), config/a29k/a29k.c (print_operand),
2100 config/sparc/sparc.c (order_regs_for_local_alloc): Use memcpy ()
2101 instead of bcopy ().
2102 * real.h: Use memcmp () instead of bcmp ().
2103 * config/m88k/m88k.c (m88k_layout_frame), config/sh/sh.c
2104 (split_branches), config/sparc/sparc.c (ultra_flush_pipeline,
2105 ultrasparc_sched_init, ultrasparc_sched_reorder),
2106 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Use memset ()
2107 instead of bzero ().
2108 * config/vax/xm-xms.h (FILE_NAME_NONDIRECTORY): Use strrchr ()
2109 instead of rindex ().
2110 * configure.in: Don't check for bzero, bcmp, index or rindex.
2111 * configure, config.in: Regenerate.
2112 * system.h: Don't include declarations for bzero, bcmp, index or
2114 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Don't define
2115 bzero, bcmp, index or rindex.
2117 Wed Nov 8 21:58:20 2000 Christopher Faylor <cgf@cygnus.com>
2119 * config/i386/cygwin.h: Add -no-win32 switch. Separate -mno-cygwin
2120 include and library paths from -mcygwin case. Parameterize some
2121 declarations to avoid warnings. Use standard locations for include and
2124 2000-11-08 Nick Clifton <nickc@redhat.com>
2126 * config/arm/arm.md (mulsidi3adddi): Change output operand
2127 constraint from "=&" to "+&".
2128 (umulsidi3adddi): Change output operand constraint from "=&" to
2131 2000-11-08 Richard Henderson <rth@redhat.com>
2133 * flow.c (init_propagate_block_info): Protect the rtx stored in
2134 mem_set_list from modification by find_auto_inc.
2135 (mark_set_1): Likewise.
2137 2000-11-08 Neil Booth <neilb@earthling.net>
2139 Move directive handling into the lexer itself.
2141 * cpplex.c (_cpp_lex_token): Handle directives directly.
2142 In the case of a directive interrupting a function-like
2143 macro invocation, use extra_char since read_ahead is
2144 used to store the '#'. Return a CPP_EOF in this case.
2145 * cppmacro.c (parse_arg): No need to handle CPP_DHASH any more.
2146 (cpp_get_token): Don't handle directives here.
2147 * cpplib.h: Remove CPP_DHASH token type.
2149 Wed Nov 8 21:53:41 MET 2000 Jan Hubicka <jh@suse.cz>
2151 * regmove.c (combine_stack_adjustments_for_blocks): Recognize pushes
2152 formed using PRE_MODIFY too.
2154 2000-11-08 Mark Mitchell <mark@codesourcery.com>
2156 * c-tree.texi (VAR_DECL): Describe representation of GCC's
2157 extension for placing variables in particular registers.
2159 * c-tree.texi (FUNCTION_TYPE): Clarify TYPE_ARG_TYPES for
2160 unprototyped C functions with no parameters.
2162 2000-11-08 Jakub Jelinek <jakub@redhat.com>
2164 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Cast DELTA to int
2165 before passing to fprintf.
2167 2000-11-08 Jakub Jelinek <jakub@redhat.com>
2169 * function.c (expand_function_start): Cast GET_MODE_SIZE to
2170 HOST_WIDE_INT before negating it.
2172 2000-11-08 Jakub Jelinek <jakub@redhat.com>
2174 * expr.c (expand_expr) [ADDR_EXPR]: Handle when op0 is RETURN_DECL
2175 passed in multiple non-contiguous locations.
2177 2000-11-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2179 * README.gnat: Remove file.
2181 2000-11-08 Alexandre Oliva <aoliva@redhat.com>
2183 * mklibgcc.in (EXTRA_MULTILIB_PARTS): Generate multilib parts
2186 2000-11-07 Richard Henderson <rth@redhat.com>
2188 * dwarfout.c (INSN_LABEL_FMT): Remove.
2189 (output_label_die): Use ASM_GENERATE_INTERNAL_LABEL.
2190 (dwarfout_label): Remove.
2191 * dwarfout.h: Remove it's prototype.
2192 * dwarf2out.c (INSN_LABEL_FMT): Remove.
2193 (gen_label_die): Use ASM_GENERATE_INTERNAL_LABEL.
2194 (dwarf2out_label): Remove.
2195 * dwarf2out.h: Remove it's prototype.
2196 * final.c (final_scan_insn): Don't call dwarf[2]out_label.
2198 2000-11-07 Richard Henderson <rth@redhat.com>
2200 * config/ia64/fde-glibc.c (find_fde_for_dso): Do a binary
2201 search on the unwind region section.
2203 * config/ia64/ia64.md (movbi): Add r/r alternative.
2204 (cmovdi_internal_astep): Describe all combinations of register
2205 classes for sources & destinations; remove matching constraints.
2206 (cmovdi_internal): Likewise.
2208 * gcc.c (default_compilers) [@cpp-output]: Add -fpreprocessed.
2210 2000-11-07 Richard Henderson <rth@redhat.com>
2212 * c-lang.c (start_cdtor, finish_cdtor): New functions.
2213 (finish_file): Use them in building constructor/destructor functions.
2215 * config/alpha/alpha.h (HAS_INIT_SECTION, LD_INIT_SWITCH,
2216 LD_FINI_SWITCH): Move ...
2217 * config/alpha/osf.h: ... here.
2218 * config/alpha/alpha-interix.h: Don't undef them.
2220 2000-11-07 Jeffrey Oldham <oldham@oz.codesourcery.com>
2222 * config/mips/t-iris6 (FPBIT): New. Added so that __unorddf2 is
2223 included in libgcc.a.
2225 (dp-bit.c): Likewise.
2226 (fp-bit.c): Likewise.
2228 2000-11-07 Nick Clifton <nickc@redhat.com>
2230 * config/m88k/m88k.h (GLOBAL_ASM_OP): Add missing tab.
2231 (INTERNAL_ASM_OP): Add missing tab.
2233 2000-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
2235 * alias.c (init_alias_analysis), calls.c (expand_call,
2236 emit_library_call_value_1), combine.c (init_reg_last_arrays),
2237 cse.c (new_basic_block), dbxout.c (dbxout_type), diagnostic.c
2238 (init_output_buffer, set_diagnostic_context), dwarf2out.c
2239 (equate_decl_number_to_die, build_abbrev_table), emit-rtl.c
2240 (init_emit_once), fold-const.c (mul_double, div_and_round_double),
2241 function.c (assign_parms), gcse.c (compute_can_copy,
2242 alloc_gcse_mem, alloc_reg_set_mem, record_one_set,
2243 compute_hash_table, compute_set_hash_table,
2244 compute_expr_hash_table), genattrtab.c (optimize_attrs), global.c
2245 (global_alloc, global_conflicts), haifa-sched.c (compute_trg_info,
2246 clear_units, schedule_block), integrate.c (initialize_for_inline,
2247 expand_inline_function), jump.c (thread_jumps), local-alloc.c
2248 (local_alloc), loop.c (combine_movables, count_loop_regs_set,
2249 load_mems_and_recount_loop_regs_set), print-tree.c (debug_tree),
2250 regclass.c (init_reg_sets, init_reg_sets_1, regclass,
2251 record_reg_classes, allocate_reg_info), reload.c
2252 (get_secondary_mem, remove_address_replacements, find_reloads),
2253 reload1.c (reload, set_initial_label_offsets, finish_spills,
2254 reload_as_needed, choose_reload_regs_init,
2255 reload_cse_simplify_operands), reorg.c (dbr_schedule), sbitmap.c
2256 (sbitmap_zero), simplify-rtx.c (simplify_plus_minus), ssa.c
2257 (rename_registers), stmt.c (expand_end_case), unroll.c
2258 (unroll_loop), varray.c (varray_grow), objc/objc-act.c: Use memset
2259 () instead of bzero ().
2261 2000-11-07 Neil Booth <neilb@earthling.net>
2263 * cp/lang-specs.h: Fix -save-temps specs under USE_CPPLIB.
2265 2000-11-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2267 * c-common.c (combine_strings): Only warn about long strings for C.
2269 Tue Nov 7 19:44:30 2000 J"orn Rennecke <amylaar@redhat.com>
2271 * combine.c (distribute_notes): Fix typo in last change.
2273 2000-11-07 Geoff Keating <geoffk@redhat.com>
2275 * config/rs6000/rs6000.md (movdi_internal32+1): Use
2276 operand_subreg_force rather than gen_rtx_SUBREG.
2277 (movdi_internal32+2): Likewise.
2279 2000-11-07 Philip Blundell <philb@gnu.org>
2281 * configure.in (arm*-*-linuxaout*): Obsolete, deleted.
2282 * config/arm/linux-aout.h: Likewise.
2283 * configure: Regenerate.
2285 2000-11-07 Philipp Thomas <pthomas@suse.de>
2287 * ABOUT-GCC-NLS: Remove the patch for gettext as it has been
2288 accepted my the gettext maintainer.
2290 2000-11-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2292 * builtins.c (expand_builtin_strpbrk): New function.
2293 (expand_builtin): Handle BUILT_IN_STRPBRK.
2295 * builtins.def (BUILT_IN_STRPBRK): New entry.
2297 * c-common.c (c_common_nodes_and_builtins): Declare builtin
2300 2000-11-07 David O'Brien <obrien@dragon.nuxi.com>
2302 * config/alpha/freebsd.h: New file -- FreeBSD/alpha architecture file.
2303 * POTFILES.in: Add config/alpha/freebsd.h
2304 * configure.in: Add alpha*-freebsd support.
2305 * configure: Regenerate.
2307 2000-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
2309 * tree.c (build_common_tree_nodes_2): Make va_list_type_node be a
2310 copy of ptr_type_node rather than ptr_type_node itself.
2312 Tue Nov 7 06:29:24 2000 J"orn Rennecke <amylaar@redhat.com>
2314 * combine.c (recog_for_combine): Allocate uninitialized vector with
2316 * recog.c (apply_change_group): Likewise.
2318 Tue Nov 7 06:24:02 2000 J"orn Rennecke <amylaar@redhat.com>
2320 * flow.c (verify_local_live_at_start): Back out last change.
2321 * combine.c (distribute_notes): When parts of a hard reg are
2322 neither set nor referenced in PLACE, search backwards for a
2323 place to put a REG_UNUSED note; if none found, ask for flow
2326 Mon Nov 6 20:08:13 2000 J"orn Rennecke <amylaar@redhat.com>
2328 * reload1.c (eliminate_regs_in_insn): Allow a set to be a PARALLEL
2329 with (clobber (match_scratch...)).
2331 2000-11-06 Neil Booth <neilb@earthling.net>
2333 * c-lex.c (init_c_lex): If cpp_start_read fails, exit with
2336 2000-11-06 Neil Booth <neilb@earthling.net>
2338 * tradcpp.c (special_symbol): Assign an null string rather
2339 than writing to an unallocated buffer.
2341 2000-11-06 Neil Booth <neilb@earthling.net>
2343 * cpplex.c (_cpp_equiv_tokens): Check arg_no in the
2346 2000-11-06 Neil Booth <neilb@earthling.net>
2348 * c-lex.c (c_lex): Replace tok.val.aux with tok.val.c or
2349 tok.val.arg_no as appropriate.
2350 * cppexp.c (lex): Similarly.
2351 * cpplex.c (_cpp_lex_token, cpp_spell_token, cpp_output_token,
2352 cpp_equiv_tokens, cpp_can_paste, cpp_avoid_paste): Similarly.
2353 * cppmacro.c (stringify_arg, replace_args, lex_expansion_token,
2354 cpp_macro_definition): Similarly.
2355 * cpplib.h (struct cpp_token): Replace aux with c and arg_no.
2357 2000-11-06 Jakub Jelinek <jakub@redhat.com>
2359 * config/sparc/sparc.md (adddi3): If operands[2] is 4096 and
2360 operands[1] is constant, calculate the sum and generate movdi.
2361 (addsi3): Similarly. Use SImode in call to arith_4096_operand.
2362 (subsi3): Use SImode in call to arith_4096_operand.
2364 2000-11-06 Jakub Jelinek <jakub@redhat.com>
2366 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): On sparc64 we need to
2367 adjust %o1, not %o0 if the return type is large structure.
2369 2000-11-06 Jakub Jelinek <jakub@redhat.com>
2371 * config/sparc/sparc.md (smulsi3_highpart_v8plus, ashldi3_v8plus+1,
2372 update_return, flush, flushdi, ffssi2, ffsdi2): Fix output formatting.
2374 Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
2376 * expmed.c (expand_divmod): For signed divide by 2, prefer
2377 a branch and fewer shifts if branches are very cheap.
2379 2000-11-05 Joseph S. Myers <jsm28@cam.ac.uk>
2381 * Makefile.in: Remove all targets related to building
2382 distributions and diffs, or INSTALL.
2383 * INSTALL, install1.texi: Remove.
2384 * configure.in: Remove mention of distdir.
2385 * configure: Regenerate.
2386 * objc/Make-lang.in: Remove mention of distdir.
2388 2000-11-04 Neil Booth <neilb@earthling.net>
2390 * cpp.texi: Update for _Pragma.
2392 2000-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
2394 * gcc.texi (Contributing): Update URL for projects web page.
2396 2000-11-04 Neil Booth <neilb@earthling.net>
2398 * cpplex.c (parse_string): Don't allow multiline strings in
2399 #include family directives.
2401 2000-11-04 Neil Booth <neilb@earthling.net>
2403 * cpplib.c (do_line): Only warn pedantically if not reading
2406 2000-11-04 Alexandre Oliva <aoliva@redhat.com>
2408 * calls.c (emit_call_1) [sibcall_pop]: Use n_popped instead of
2411 2000-11-03 Zack Weinberg <zack@wolery.stanford.edu>
2413 * builtins.c (expand_builtin_strlen): Remove unused mode
2415 * gcc.c (process_command): Remove unused variable.
2416 * fold-const.c: Include expr.h.
2417 * recog.c: Include reload.h.
2418 * Makefile.in (recog.o, fold-const.o): Update deps.
2420 2000-11-02 Geoffrey Keating <geoffk@cygnus.com>
2422 * fixinc/gnu-regex.c: Change 'CYGNUS LOCAL' to 'EGCS LOCAL'.
2424 Fri Nov 3 13:41:04 2000 Mark P Mitchell <mark@codesourcery.com>
2426 * config/mips/iris6.h (SUBTARGET_CC1_SPEC): Remove -static
2428 (STARTFILE_SPEC): Likewise.
2429 (LINK_SPEC): Likewise.
2431 2000-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2433 * Makefile.in (fold-const.o): Depend on $(GGC_H), not ggc.h.
2434 (toplev.o): Likewise for $(LOOP_H)/loop.h and $(REGS_H)/regs.h.
2435 (simplify-rtx.o): Likewise for $(GGC_H)/ggc.h.
2437 2000-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
2439 * c-decl.c (duplicate_decls, copy_lang_decl), dwarfout.c
2440 (dwarfout_line), gcc.c (main, save_string), tree.c (init_obstacks,
2441 perm_calloc, get_identifier, maybe_get_identifier,
2442 real_value_from_int_cst, simple_cst_equal), varasm.c
2443 (assemble_name, assemble_real, immed_real_const_1,
2444 compare_constant_1, decode_rtx_const, output_constant_pool): Use
2445 strrchr () instead of rindex (). Use memcmp () instead of bcmp
2446 (). Use memcpy () instead of bcopy (). Use memset () instead of
2449 2000-11-03 Nathan Sidwell <nathan@codesourcery.com>
2451 * cppfiles.c (open_file): If already read, then don't reopen.
2452 Immediately close an empty file.
2454 2000-11-01 Bernd Schmidt <bernds@redhat.co.uk>
2456 * expr.h (fold_builtin): Move declaration...
2457 * tree.h (fold_builtin): ... here.
2459 Fri Nov 3 05:41:07 2000 J"orn Rennecke <amylaar@redhat.com>
2461 * flow.c (verify_local_live_at_start): Allow hard regs to die.
2463 2000-11-02 Neil Booth <neilb@earthling.net>
2466 * a29k/a29k.h, a29k/unix.h, a29k/vx29k.h,
2467 alpha/alpha-interix.h, alpha/alpha.h, alpha/linux.h,
2468 alpha/openbsd.h, alpha/osf.h, alpha/vms.h, alpha/vxworks.h,
2469 alpha/win-nt.h, arc/arc.h, arm/arm.h, arm/conix-elf.h,
2470 arm/linux-aout.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
2471 arm/riscix1-1.h, arm/semiaof.h, arm/unknown-elf-oabi.h, arm/vxarm.h,
2472 c4x/rtems.h, clipper/clix.h, convex/convex.h, d30v/d30v.h,
2473 elxsi/elxsi.h, fr30/fr30.h, h8300/h8300.h, i370/linux.h, i370/mvs.h,
2474 i370/oe.h, i386/386bsd.h, i386/aix386ng.h, i386/beos-elf.h,
2475 i386/bsd386.h, i386/crtdll.h, i386/cygwin.h, i386/dgux.h,
2476 i386/djgpp-rtems.h, i386/djgpp.h, i386/freebsd-aout.h, i386/freebsd.h,
2477 i386/gnu.h, i386/i386-interix.h, i386/i386.h, i386/linux-aout.h,
2478 i386/linux-oldld.h, i386/linux.h, i386/lynx-ng.h, i386/lynx.h,
2479 i386/mach.h, i386/mingw32.h, i386/moss.h, i386/netbsd.h,
2480 i386/netware.h, i386/next.h, i386/openbsd.h, i386/osf1elf.h,
2481 i386/osfelf.h, i386/osfrose.h, i386/ptx4-i.h, i386/rtems.h,
2482 i386/rtemself.h, i386/sco.h, i386/sco4.h, i386/sco4dbx.h, i386/sco5.h,
2483 i386/scodbx.h, i386/sequent.h, i386/sol2.h, i386/sun.h, i386/sysv3.h,
2484 i386/sysv4.h, i386/uwin.h, i386/vsta.h, i386/vxi386.h, i386/win-nt.h,
2485 i386/win32.h, i860/fx2800.h, i860/i860.h, i860/mach.h, i860/sysv3.h,
2486 i860/sysv4.h, i960/i960.h, i960/rtems.h, i960/vx960-coff.h,
2487 ia64/ia64.h, ia64/linux.h, m32r/m32r.h, m68k/3b1.h, m68k/3b1g.h,
2488 m68k/a-ux.h, m68k/altos3068.h, m68k/amix.h, m68k/apollo68.h,
2489 m68k/crds.h, m68k/ctix.h, m68k/dpx2.h, m68k/hp2bsd.h, m68k/hp320.h,
2490 m68k/hp3bsd.h, m68k/hp3bsd44.h, m68k/isi.h, m68k/linux-aout.h,
2491 m68k/linux.h, m68k/lynx-ng.h, m68k/lynx.h, m68k/m68kemb.h,
2492 m68k/m68kv4.h, m68k/mot3300.h, m68k/netbsd.h, m68k/news.h,
2493 m68k/next.h, m68k/openbsd.h, m68k/pbb.h, m68k/plexus.h, m68k/rtems.h,
2494 m68k/rtemself.h, m68k/sun2.h, m68k/sun3.h, m68k/sun3mach.h,
2495 m68k/tower-as.h, m68k/tower.h, m68k/vxm68k.h, m88k/dgux.h,
2496 m88k/dolph.h, m88k/luna.h, m88k/m88k-aout.h, m88k/m88k-coff.h,
2497 m88k/openbsd.h, m88k/sysv3.h, m88k/sysv4.h, mips/bsd-4.h,
2498 mips/bsd-5.h, mips/dec-bsd.h, mips/dec-osf1.h, mips/gnu.h,
2499 mips/iris3.h, mips/iris5.h, mips/iris6.h, mips/linux.h, mips/mips.h,
2500 mips/netbsd.h, mips/news4.h, mips/news5.h, mips/nws3250v4.h,
2501 mips/openbsd.h, mips/osfrose.h, mips/rtems64.h, mips/sni-svr4.h,
2502 mips/svr3-4.h, mips/svr3-5.h, mips/svr4-4.h, mips/svr4-5.h,
2503 mips/ultrix.h, ns32k/encore.h, ns32k/merlin.h, ns32k/netbsd.h,
2504 ns32k/ns32k.h, ns32k/pc532-mach.h, ns32k/pc532.h, ns32k/sequent.h,
2505 ns32k/tek6000.h, ns32k/tek6100.h, ns32k/tek6200.h, pa/pa-hiux.h,
2506 pa/pa-hpux.h, pa/pa-hpux7.h, pa/pa-linux.h, pa/pa-osf.h,
2507 pa/pa-pro-end.h, pa/pa.h, pa/rtems.h, pj/linux.h, pj/pj.h,
2508 romp/romp.h, rs6000/aix.h, rs6000/aix31.h, rs6000/aix41.h,
2509 rs6000/aix43.h, rs6000/beos.h, rs6000/eabi.h, rs6000/eabisim.h,
2510 rs6000/linux.h, rs6000/lynx.h, rs6000/mach.h, rs6000/rtems.h,
2511 rs6000/sysv4.h, rs6000/vxppc.h, sh/elf.h, sh/linux.h, sh/rtems.h,
2512 sh/rtemself.h, sh/sh.h, sparc/aout.h, sparc/elf.h, sparc/linux-aout.h,
2513 sparc/linux.h, sparc/linux64.h, sparc/lite.h, sparc/litecoff.h,
2514 sparc/liteelf.h, sparc/lynx-ng.h, sparc/lynx.h, sparc/netbsd.h,
2515 sparc/openbsd.h, sparc/pbd.h, sparc/rtems.h, sparc/rtemself.h,
2516 sparc/sol2-sld-64.h, sparc/sol2.h, sparc/sp64-aout.h,
2517 sparc/sp64-elf.h, sparc/sp86x-aout.h, sparc/sp86x-elf.h,
2518 sparc/sparc.h, sparc/sysv4.h, sparc/vxsim.h, sparc/vxsparc.h,
2519 v850/rtems.h, vax/netbsd.h, vax/openbsd.h, vax/ultrix.h, vax/vax.h,
2520 vax/vaxv.h, vax/vms.h, we32k/we32k.h
2522 Replace -A() with -A=, the new assertion syntax.
2524 Thu Nov 2 21:52:35 2000 J"orn Rennecke <amylaar@redhat.com>
2526 * combine.c (distribute_notes): Use rtx_equal_p to check elim_i2 /
2528 In REG_DEAD handling: When handling parts of multi-hard-reg hard
2529 registers, increment the loop counter by the size of the parts;
2530 use recursion to handle individual parts.
2532 2000-11-02 Neil Booth <neilb@earthling.net>
2534 * configure.in: Make integrated CPP the default.
2535 * configure: Regenerate.
2537 Thu Nov 2 19:20:12 2000 J"orn Rennecke <amylaar@redhat.com>
2539 * reload.c (find_equiv_reg): Test all hard registers for membership
2540 in the requested class.
2542 2000-11-02 Joseph S. Myers <jsm28@cam.ac.uk>
2544 * collect2.c (main, write_c_file_stat), gcc.c (translate_options,
2545 process_command, main), gcov.c (open_files, output_data), tlink.c
2546 (frob_extension, scan_linker_output), toplev.c
2547 (file_name_nondirectory): Use strchr () and strrchr () instead of
2548 index () and rindex ().
2550 2000-11-02 Joseph S. Myers <jsm28@cam.ac.uk>
2552 * c-common.c (get_flag_spec, check_format_info_main,
2553 check_format_types): Use strchr () instead of index (). Compare
2554 against error_mark_node instead of comparing the TREE_CODE against
2557 2000-11-02 Zack Weinberg <zackw@Stanford.EDU>
2561 * c-lex.c (init_c_lex): Update cpp_start_read call.
2562 (cb_ident): Update for new callback prototype.
2563 (cb_def_pragma): Update for new cpp_get_token prototype.
2564 (c_lex): Similarly. Use cpp_get_line.
2566 * c-parse.in (finish_parse): Update for new cpp_finish
2569 * cp/lex.c (finish_parse): Similarly.
2571 2000-11-01 Geoff Keating <geoffk@cygnus.com>
2573 * machmode.def: Add V16QImode.
2575 2000-11-01 Richard Henderson <rth@redhat.com>
2577 * dwarf2out.c (loc_descriptor_from_tree): Check for null result
2578 from rtl_for_decl_location.
2579 (add_location_or_const_value_attribute): Likewise.
2581 2000-11-01 Neil Booth <neilb@earthling.net>
2583 * cpplib.c (run_directive): Use correct line number for output
2584 of _Pragma. Remember any in-progress directive.
2586 * gcc.dg/cpp/vararg2.c, gcc.dg/cpp/_Pragm1.c: New tests.
2588 2000-11-01 Richard Henderson <rth@redhat.com>
2590 * stmt.c (expand_start_null_loop): Set continue_label.
2592 2000-11-01 Bernd Schmidt <bernds@redhat.co.uk>
2594 * builtins.c (fold_builtin_constant_p, fold_builtin): New functions.
2595 (expand_builtin_constant_p): Move parts of the code into
2596 fold_builtin_constant_p.
2597 (expand_builtin_strlen): Move parts of the code into fold_builtin.
2598 * expr.h (fold_builtin): Declare.
2599 * fold-const.c (fold): Handle builtin calls.
2601 * c-typeck.c (build_function_call): Call fold on the CALL_EXPR.
2603 2000-11-01 Richard Henderson <rth@redhat.com>
2605 * stmt.c (expand_start_null_loop): New.
2606 (expand_end_null_loop): New.
2607 * c-semantics.c (genrtl_do_stmt): Use them.
2608 * tree.h: Declare them.
2610 2000-11-01 Richard Henderson <rth@redhat.com>
2612 * cppmain.c (scan_buffer): Don't avoid paste for assembly.
2614 2000-11-01 Neil Booth <neilb@earthling.net>
2616 * c-parse.in (_yylex): Remove CPP_BACKSLASH case.
2617 * cp/spew.c: Similarly.
2618 * cpplex.c (_cpp_lex_token): Backslashes are now CPP_OTHER.
2619 * cppmacro.c (stringify_arg): Similarly.
2620 * cpplib.h (CPP_BACKSLASH): Delete.
2622 2000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2624 * builtins.c (expand_builtin_strstr): New function.
2625 (expand_builtin): Handle BUILT_IN_STRSTR and BUILT_IN_STRCHR.
2627 * builtins.def (BUILT_IN_STRSTR, BUILT_IN_STRCHR): New entries.
2629 * c-common.c (c_common_nodes_and_builtins): Declare builtin strstr
2632 2000-10-31 Richard Henderson <rth@redhat.com>
2634 * config/i386/i386.c (fcmov_comparison_operator): Check for
2635 CCFPmode or CCFPUmode instead of CCmode.
2636 (ix86_expand_fp_movcc): Call ix86_expand_setcc for most
2637 unordered operations as well.
2639 2000-10-31 Richard Henderson <rth@redhat.com>
2641 * c-semantics.c (genrtl_do_stmt): Use integer_zerop instead
2642 of integer_zero_node.
2644 2000-10-31 Richard Henderson <rth@redhat.com>
2646 * c-semantics.c (genrtl_do_stmt): Special case do/while(0).
2648 2000-10-31 Nick Clifton <nickc@redhat.com>
2650 * config/arm/unknown-elf.h (UNIQUE_SECTION_P): Do not allow
2651 -fdata-sections to override the section attribute of a DECL.
2653 2000-10-31 Chris Demetriou <cgd@sibyte.com>
2655 * libgcc2.c (__shtab): Remove __shtab variable.
2656 * libgcc-std.ver (GCC_3.0): Remove __shtab from symbol list.
2657 * Makefile.in (LIB2FUNCS): Remove _shtab from list of library
2660 2000-10-31 Jim Wilson <wilson@redhat.com>
2662 * defaults.h (ASM_OUTPUT_DEBUG_LABEL): New.
2663 * tm.texi (ASM_OUTPUT_DEBUG_LABEL): Document.
2664 * dwarf2out.c (dwarf2out_begin_block): Use ASM_OUTPUT_DEBUG_LABEL
2665 instead of ASM_OUTPUT_INTERNAL_LABEL.
2666 (dwarf2out_end_block, dwarf2out_label): Likewise.
2667 * final.c (final_scan_insn, case NOTE_INSN_DELETED_LABEL): Likewise
2668 * config/ia64/ia64.h (ASM_OUTPUT_DEBUG_LABEL): Define.
2670 2000-10-31 Richard Henderson <rth@redhat.com>
2672 * dwarf2out.c (struct dw_loc_descr_struct): Add dw_loc_addr.
2673 (size_of_locs): Set it.
2674 (output_loc_operands): Use it to compute branch displacement.
2675 (int_loc_descriptor): New.
2676 (mem_loc_descriptor): Dereference memory in the proper size.
2677 Use DW_OP_plus_uconst when possible. Use int_loc_descriptor.
2678 (loc_descriptor_from_tree): New.
2679 (rtl_for_decl_location): Break out from ...
2680 (add_location_or_const_value_attribute): ... here.
2681 (add_bound_info): Use loc_descriptor_from_tree.
2683 2000-10-31 Neil Booth <neilb@earthling.net>
2685 * cpp.texi: Update for new command line assertion syntax.
2686 * cpplib.c (cpp_define): Simplify a bit.
2687 (cpp_assert, cpp_unassert): Use handle_assertion.
2688 (handle_assertion): New function; accept new command line
2690 * testsuite/gcc.dg/cpp/assert3.c: New tests.
2692 2000-10-31 Neil Booth <neilb@earthling.net>
2694 * cppmacro.c (STDC_0_IN_SYSTEM_HEADERS): Define to 0 if
2695 undefined. Remove #ifdef check.
2696 * config/i386/sol2.h, config/rs6000/sol2.h, config/sparc/sol2.h:
2697 Define STDC_0_IN_SYSTEM_HEADERS to 1.
2699 2000-10-31 Jan Hubicka <jh@suse.cz>
2700 Jakub Jelinek <jakub@redhat.com>
2702 * config/i386/i386.h: Clarify CCNOmode description in comment.
2703 (EXTRA_CC_MODES): Remove CCRCmode.
2704 * config/i386/i386.c (ix86_comparison_operator): Remove CCRCmode.
2705 (put_condition_code, ix86_match_ccmode): Likewise.
2706 (ix86_cc_mode): Likewise. Fix comment.
2707 (ix86_expand_strlensi_unroll_1): *rc patterns are gone.
2708 * config/i386/i386.md: Add unspec 12 description.
2709 (adddi3 split): Use unspec 12 instead of CCRCmode.
2710 (addsi3_carry_rc): Remove.
2711 (addsi3_cc, addqi3_cc): New patterns.
2712 (addsi_3): Swap operands, match CCZmode.
2713 (addsi_4): Rewritten.
2714 (addsi_5): Renamed from addsi_6.
2716 (addhi_3): Swap operands, match CCZmode.
2717 (addhi_4): Rewritten.
2718 (addhi_5): Renamed from addhi_6.
2720 (addqi_3): Swap operands, match CCZmode.
2721 (addqi_4): Rewritten.
2722 (addqi_5): Renamed from addqi_6. Use =q constraint for clobber.
2723 (subsi3_carry_rc): Removed.
2724 (iorqi_3): Use =q constraint for clobber.
2725 (xorqi_cc_2): Likewise.
2726 (negdi2_1 split): Don't use CCRCmode, use ltu instead of gtu.
2727 (x86_movsicc_0_m1_rc): Removed.
2728 (cmp?i peepholes): Remove neg. Use CCGCmode instead of CCRCmode.
2730 2000-10-31 Joseph S. Myers <jsm28@cam.ac.uk>
2732 * c-typeck.c (build_unary_op): If pedantic, pedwarn for increment
2733 and decrement of complex types.
2735 2000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2737 * builtins.c (expand_builtin_fputs): When deleting NOP calls to
2738 builtin fputs, ensure we still evaluate the stream in case it
2741 2000-10-31 Jakub Jelinek <jakub@redhat.com>
2743 * expr.c (do_store_flag): Pass operand_mode instead of GET_MODE (op0)
2746 Tue Oct 31 15:33:27 2000 J"orn Rennecke <amylaar@redhat.com>
2748 * sh-protos.h (reg_no_subreg_operand, emit_fpscr_use): Don't declare.
2749 (fp_extended_operand, emit_fpscr_use): Likewise.
2750 * sh.c (reg_no_subreg_operand, fp_extended_operand): Delete functions.
2751 (fpul_operand): New function.
2752 * sh.h (PREDICATE_CODES): Remove reg_no_subreg_operand and
2753 fp_extended_operand. Add fpul_operand.
2754 * sh.md (mulsf3, mulsf3_i4): Use fp_arith_reg_operand for "f" operands.
2755 (mulsf3_ie, macsf3, cmpgtsf_t, cmpeqsf_t, ieee_ccmpeqsf_t): Likewise.
2756 (cmpgtsf_t_i4, cmpeqsf_t_i4, ieee_ccmpeqsf_t_4, negsf2): Likewise.
2757 (negsf2_i, sqrtsf2, sqrtsf2_i, abssf2, abssf2_i, adddf3): Likewise.
2758 (adddf3_i, subdf3, subdf3_i, muldf3, muldf3_i, divdf3): Likewise.
2759 (divdf3_i): Likewise.
2760 (floatsisf2): Likewise. Use fpul_operand for 'y' operand.
2761 (floatsisf2_i4, floatsisf2_ie, fix_truncsfsi2): Likewise.
2762 (fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i): Likewise.
2763 (fix_truncdfsi2, fix_truncdfsi2_i, extendsfdf2): Likewise.
2764 (extendsfdf2_i4, truncdfsf2, truncdfsf2_i4): Likewise.
2766 2000-10-31 Bernd Schmidt <bernds@redhat.co.uk>
2768 * config/i386/i386.c (ix86_init_builtins): Correct return type
2769 building v4hi_ftype_v4hi_int_int tree node.
2770 (ix86_expand_builtin): Use correct operand numbers 0 and 1.
2771 Copy operand 0 into a Pmode register, don't generate a MEM rtx.
2773 * config/i386/i386.md (sse_movntdi): Use mmx register constraint
2775 (mmx__uavgv8qi3): Correct insn mnemonic.
2776 (mmx_psadbw): Correct insn mnemonic. Use V8QI mode for operands 1 and 2.
2777 (mmx_punpckhwd): Correct insn mnemonic.
2778 (mmx_punpckhdq): Likewise.
2779 (mmx_punpcklwd): Likewise.
2780 (mmx_punpckldq): Likewise.
2781 (prefetch): Use immediare_operand and 'n' constraint for operand 1.
2782 Renumber case labels to match the _mm_prefetch constants defined in
2785 * recog.c (split_all_insns): Don't try to call cleanup_subreg_operands
2786 if the splitter didn't emit new insns.
2787 Make sure we call cleanup_subreg_operands even when splitting the last
2788 insn in a basic block.
2790 * invoke.texi (Debugging Options): Describe -do.
2791 * toplev.c (enum_dump_file_index): New entry DFI_postreload.
2792 (dump_file): Likewise.
2793 (rest_of_compilation): Split .greg dump into .greg and .postreload.
2795 2000-10-30 Neil Booth <neilb@earthling.net>
2797 * cppfiles.c (stack_include_file): Check for stacked contexts
2799 * cpphash.h (_cpp_do__Pragma): New prototype.
2800 * cppinit.c (cpp_reader_init): Add _Pragma keyword to hash table.
2802 * cpplex.c (skip_escaped_newlines): Only process trigraphs and
2803 escaped newlines if !(buffer->from_stage3).
2804 (_cpp_lex_token): Warn about missing newlines iff
2805 !buffer->from_stage3.
2807 * cpplib.c (get__Pragma_string, destringize,
2808 _cpp_do__Pragma): New functions.
2809 (run_directive): Set output_line for _Pragma to avoid line
2810 markers in output. Set from_stage3 and prevent macro expansion
2811 for _Pragma and command-line options. Check buffer exhaustion.
2812 (cpp_push_buffer): Don't check for stacked macro contexts, as
2813 this is perfectly legitimate for _Pragma. Move the check to
2814 stack_include_file instead. Set from_stage3 iff buffer is
2817 * cpplib.h (struct cpp_buffer): Make warned_cplusplus_comments
2818 unsigned. New boolean from_stage3.
2819 (struct spec_nodes): Add n__Pragma.
2821 * cppmacro.c (enter_macro_context): Flip sense of return value.
2822 (_cpp_get_token): Handle _Pragma operator.
2824 2000-10-30 Phil Edwards <pme@sources.redhat.com>
2826 * gcc.texi: The C++ standard isn't "draft" anymore.
2828 2000-10-30 Mark Mitchell <mark@codesourcery.com>
2830 * cppmacro.c (builtin_macro): Use NT_VOID, not T_VOID.
2832 2000-10-29 Neil Booth <neilb@earthling.net>
2834 * cpplib.c (skip_rest_of_line): Use _cpp_get_token.
2836 2000-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
2838 * toplev.c, flags.h, fold-const.c, real.c, rtl.c,
2839 fixinc/inclhack.def: Change comments mentioning C9X to refer to
2842 * invoke.texi: Document that -V will only work for very similar
2843 versions of driver and compiler.
2845 2000-10-29 Neil Booth <neilb@earthling.net>
2847 * cppmacro.c (_cpp_create_definition): Optimize the case of
2848 a macro defined to itself.
2850 2000-10-29 Neil Booth <neilb@earthling.net>
2852 * cpplex.c (save_comment): Don't store new lines in C++ comments.
2854 2000-10-29 Michael Hayes <mhayes@redhat.com>
2856 * integrate.c (copy_insn_list): Copy the unchanging flag for calls.
2858 2000-10-28 Geoffrey Keating <geoffk@cygnus.com>
2860 * cpphash.c (cpp_forall_identifiers): Add context variable
2861 for callback routine.
2862 * cppmain.c (dump_macro): Update to match cpp_forall_identifiers
2864 (main): Call cpp_forall_identifiers with null context.
2865 * cpplib.h (cpp_forall_identifiers): Update prototype.
2867 * cppmain.c: Make `parse_in' and `print' static.
2869 2000-10-28 Alan Modra <alan@linuxcare.com.au>
2871 * c-decl.c (finish_function): Clear c_function_name_declared_p.
2873 2000-10-28 Richard Henderson <rth@redhat.com>
2875 * regrename.c (scan_rtx_address): Frob action, not class,
2876 when trying to disable optimization.
2878 2000-10-28 Mark Mitchell <mark@codesourcery.com>
2880 * c-semantics.c (make_rtl_for_local_static): Don't clobber
2881 DECL_ASSEMBLER_NAME.
2883 2000-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
2885 * configure.in: Determine and substitute gcc_version_full.
2886 * configure: Regenerate.
2887 * gccbug.in: Use it to give full version. Don't allow
2890 2000-10-28 Richard Henderson <rth@redhat.com>
2892 * recog.c (split_all_insns): Run cleanup_subreg_operands
2895 * regrename.c (regrename_optimize): Verify that all registers of
2896 a multiple register mode are available.
2897 (scan_rtx_address): Accept the mode of the address; all callers
2900 * cpplib.c (run_directive): Fix prototype.
2902 2000-10-28 Bernd Schmidt <bernds@redhat.co.uk>
2904 * reload.c (find_reloads): Distinguish "wins" so that we know whether
2905 a given operand won because of a matching constraint or not; then use
2906 that information to compute goal_alternative_matched properly.
2907 * reload1.c (choose_reload_regs): Never set reload_override_in for an
2910 * config/ia64/ia64.h (RTX_COSTS): A few more entries, and a more
2911 accurate value for MULT.
2912 * config/ia64/ia64.c (ia64_print_operand): Require probability to be
2913 2% or > 98% before using static branch prediction bits.
2915 2000-10-28 Neil Booth <neilb@earthling.net>
2919 * cpplib.c (struct answer): New.
2920 (struct if_stack): Use cpp_lexer_pos rather than line and col.
2921 Rename cmacro mi_cmacro.
2922 (struct directive, KANDR, STDC89, EXTENSION, COND, IF_COND, INCL,
2923 IN_I): New directive and flags.
2924 (skip_rest_of_line, check_eol, run_directive, glue_header_name,
2925 parse_answer, parse_assertion, find_answer): New functions.
2926 (parse_ifdef, detect_if_not_defined, validate_else): Remove.
2927 (lex_macro_node): New function to replace parse_ifdef and
2930 (_cpp_handle_directive): New function, combines _cpp_check_directive
2931 and _cpp_check_linemarker.
2933 (do_define, do_undef, parse_include, do_include, do_import,
2934 do_include_next, read_line_number, do_line, do_ident, do_pragma,
2935 do_pragma_once, do_pragma_poison, do_pragma_dependency):
2936 Update for new token getting interface.
2938 (do_ifdef, do_ifndef, do_if, do_else, do_endif, push_conditional)
2939 : Update for new multiple-include optimisation technique.
2940 (do_elif): Don't forget to invalidate controlling macros.
2942 (unwind_if_stack, cpp_defined, cpp_push_buffer, cpp_pop_buffer): Update.
2943 (parse_assertion, parse_answer, find_answer, _cpp_test_assertion):
2944 Functions to handle assertions with the new token interface.
2945 (do_assert, do_unassert): Use them.
2947 (cpp_define, _cpp_define_builtin, cpp_undef, cpp_assert, cpp_unassert):
2950 (_cpp_init_stacks): Register directive names. Don't register special
2953 * cpperror.c (print_containing_files, _cpp_begin_message): Update to
2954 new position recording regime.
2955 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2956 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
2957 cpp_pedwarn_with_file_and_line): Update for _cpp_begin_message changes.
2958 (cpp_type2name): Move to cpplex.c.
2960 * cppexp.c (parse_charconst): spec_nodes is no longer a pointer.
2961 (parse_defined): Update to handle new multiple include optimisation
2962 method. Remove poisoned identifier warning.
2963 (parse_assertion, TYPE_NAME): Delete.
2964 (lex): Update for multiple include optimisation, removal of
2965 CPP_DEFINED, to use _cpp_test_assertion for assertions and
2967 (_cpp_parse_expr): Update for MI optimisation, and to use op_as_text.
2968 (op_as_text): New function, to wrap cpp_token_as_text.
2970 * cppfiles.c (stack_include_file, _cpp_pop_file_buffer):
2971 Update for MI optimisation.
2972 (_cpp_execute_include): Take a token rather than 3 arguments. Fix
2973 segfault on diagnostic.
2974 (_cpp_compare_file_date): Take a token rather than 3 args.
2975 (cpp_read_file): Work correctly for zero-length files.
2977 * cpphash.c (_cpp_init_macros, _cpp_cleanup_macros): Rename
2978 _cpp_init_hashtable and _cpp_cleanup_hashtable.
2979 (cpp_lookup): Place identifiers at front of identifier pool
2980 for _cpp_lookup_with_hash.
2981 (_cpp_lookup_with_hash): Require identifiers to be at the front of
2982 the identifier pool. Commit the memory if not already in the
2985 * cppinit.c (cpp_reader_init): Move cpp_init_completed test to top.
2986 Initialise various members of cpp_reader, memory pools, and the
2988 (cpp_printer_init): Delete.
2989 (cpp_cleanup): Update.
2990 (struct builtin, builtin_array, initialize_builtins): Update for new
2991 hashnode definition and builtin handling.
2992 (cpp_start_read, cpp_finish): Don't take or initialise a
2995 * cpplib.h (cpp_printer, cpp_toklist, CPP_DEFINED, BOL,
2996 PASTED, VAR_ARGS, BEG_OF_FILE, IN_DIRECTIVE, KNOWN_DIRECTIVE,
2997 T_VOID, T_SPECLINE, T_DATE, T_FILE, T_BASE_FILE, T_INCLUDE_LEVEL,
2998 T_TIME, T_STDC, T_OPERATOR, T_POISON, T_MACRO, T_ASSERTION): Delete.
2999 (struct cpp_pool, struct cpp_macro, struct cpp_lexer_pos,
3000 struct cpp_lookahead, CPP_DHASH, enum mi_state, enum mi_ind,
3001 NO_EXPAND, VARARGS_FIRST, struct cpp_token_with_pos,
3002 struct toklist, struct cpp_context, struct specnodes,
3003 TOKEN_LOOKAHEAD, TOKEN_BUFFSIZE, NODE_OPERATOR, NODE_POISONED,
3004 NODE_BUILTIN, NODE_DIAGNOSTIC, NT_VOID, NT_MACRO, NT_ASSERTION,
3005 enum builtin_type, cpp_can_paste): New.
3006 (struct cpp_token): Delete line and col members.
3007 (struct cpp_buffer): New member output_lineno.
3008 (struct lexer_state): Delete indented, in_lex_line, seen_dot.
3009 Add va_args_ok, poisoned_ok, prevent_expansion, parsing_args.
3010 (struct cpp_reader): New members lexer_pos, macro_pos, directive_pos,
3011 ident_pool, temp_string_pool, macro_pool, argument_pool, string_pool,
3012 base_context, context, directive, mi_state, mi_if_not_defined,
3013 mi_lexed, mi_cmacro, mi_ind_cmacro, la_read, la_write, la_unused,
3014 mlstring_pos, macro_buffer, macro_buffer_len.
3015 Delete members mls_line, mls_column, token_list, potential_control_macro,
3016 temp_tokens, temp_cap, temp_alloced, temp_used, first_directive_token,
3017 context_cap, cur_context, no_expand_level, paste_level, contexts, args,
3018 save_parameter_spellings, need_newline, .
3019 Change type of date, time and spec_nodes members.
3020 Change prototypes for include and ident callbacks.
3021 (struct cpp_hashnode): Change type of name. Remove union members
3022 expansion and code. Add members macro, operator and builtin.
3024 (cpp_token_len, cpp_token_as_text, cpp_spell_token, cpp_start_read,
3025 cpp_finish, cpp_avoid_paste, cpp_get_token, cpp_get_line,
3026 cpp_get_output_line, cpp_macro_definition, cpp_start_lookahead,
3027 cpp_stop_lookahead): New prototypes.
3028 (cpp_printer_init, cpp_dump_definition): Delete prototypes.
3030 (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr, ufputs):
3031 Move from cpphash.h.
3033 * cpphash.h (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr,
3034 ufputs): Move to cpplib.h.
3035 (enum spell_type, struct token_spelling, _cpp_token_spellings, TOKEN_SPELL,
3036 TOKEN_NAME, struct answer, FREE_ANSWER, KANDR, STDC89, EXTENSION,
3037 COND, EXPAND, INCL, COMMENTS, IN_I, struct directive, directive_handler,
3038 struct spec_nodes, _cpp_digraph_spellings, _cpp_free_temp_tokens,
3039 _cpp_init_input_buffer, _cpp_grow_token_buffer, _cpp_init_toklist,
3040 _cpp_clear_toklist, _cpp_expand_token_space, _cpp_expand_name_space,
3041 _cpp_equiv_tokens, _cpp_equiv_toklists, _cpp_process_directive,
3042 _cpp_run_directive, _cpp_get_line, _cpp_get_raw_token, _cpp_glue_header_name,
3043 _cpp_can_paste, _cpp_check_directive, _cpp_check_linemarker,
3044 _cpp_parse_assertion, _cpp_find_answer): Delete.
3045 (VALID_SIGN, ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE, POOL_SIZE,
3046 POOL_USED, POOL_COMMIT, struct cpp_chunk, _cpp_lex_token, _cpp_init_pool,
3047 _cpp_free_pool, _cpp_pool_reserve, _cpp_pool_alloc, _cpp_next_chunk,
3048 _cpp_lock_pool, _cpp_unlock_pool, _cpp_test_assertion,
3049 _cpp_handle_directive, DSC): New.
3050 (struct include_file): New member defined.
3052 (DO_NOT_REREAD, _cpp_begin_message, _cpp_execute_include,
3053 _cpp_compare_file_date): Update.
3054 (_cpp_pop_context, _cpp_get_token, _cpp_free_lookaheads, _cpp_push_token): New.
3055 (_cpp_init_macros, _cpp_cleanup_macros): Rename to _cpp_init_hashtable,
3056 _cpp_cleanup_hashtable.
3058 * Makefile.in: Remove cppoutput.c.
3060 * cppoutput.c: Delete
3062 * fixheader.c (read_scan_file): Update for new cpp_get_token
3064 (recognized_function): New argument LINE.
3066 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
3067 new cpp_get_token prototype.
3069 * scan.h (recognized_function): Update prototype.
3071 * po/POTFILES.in: Remove cppoutput.c.
3073 2000-10-27 Mark Mitchell <mark@codesourcery.com>
3075 * c-typeck.c (check_init_type_bitfields): Remove.
3076 (constructor_incremental): Likewise.
3077 (struct constructor_stack): Remove incremental bit.
3078 (struct initializer_stack): Likewise.
3079 (start_init): Don't play with constructor_incremental.
3080 (finish_init): Likewise.
3081 (really_start_incremental_init): Likewise.
3082 (push_init_level): Likewise.
3083 (pop_init_level): Likewise.
3084 (output_init_level): Likewise.
3085 (output_pending_init_elements): Likewise.
3087 2000-10-21 Mike Coleman <mcoleman2@kc.rr.com>
3089 * c-pragma.c (handle_pragma_pack): Initialize align to -1.
3090 Improve error messages. Correct parsing of
3091 #pragma pack(pop [,id]). Do not check the user-supplied
3092 alignment if we're popping.
3094 * gcc.dg/pack-test-1.c: New test case.
3095 * gcc.dg/pack-test-2.c: New test case.
3096 * gcc.dg/pack-test-1.h: New file.
3098 2000-10-27 Neil Booth <neilb@earthling.net>
3102 2000-10-27 Kelley Cook <kelley.cook@home.com>
3104 * invoke.texi: Document -mintel-syntax
3106 2000-10-27 Richard Henderson <rth@redhat.com>
3108 * invoke.texi: Document -frename-registers. Add it to -O3.
3109 * toplev.c (rest_of_compilation): Run regrename before ifcvt2.
3110 (enum dump_file_index, dump_file): Update order.
3111 (main): Set flag_rename_registers at -O3.
3113 2000-10-27 Richard Henderson <rth@redhat.com>
3115 * config/alpha/alpha.h (enum reg_class): Add PV_REG.
3116 (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
3117 (REG_CLASS_FROM_LETTER): Assign it to 'c'.
3118 * config/alpha/alpha.md (call_osf_1): Use it.
3119 (call_value_osf_1): Likewise.
3121 * config/ia64/ia64.c: Revert 10-23 patch.
3122 (ia64_hard_regno_rename_ok): New.
3123 * config/ia64/ia64-protos.h: Declare it.
3124 * config/ia64/ia64.h (HARD_REGNO_RENAME_OK): Use it.
3126 2000-10-27 Bernd Schmidt <bernds@redhat.co.uk>
3127 Richard Henderson <rth@redhat.com>
3129 * regrename.c: Rewrite to handle multi-register modes and
3130 cond_exec instructions.
3131 * Makefile.in (regrename.o): Update dependancies.
3132 * recog.h (struct operand_alternative): Add is_address.
3133 * recog.c (preprocess_constraints) [case 'p']: Set it.
3135 2000-10-27 Zack Weinberg <zack@wolery.stanford.edu>
3137 * configure.in: If not NO_MINUS_C_MINUS_O, substitute
3138 OUTPUT_OPTION with '-o $@'. Make zlibdir, zlibinc relative to
3139 top level. Kill oldstyle_subdirs. Do not include
3140 $srcdir/$s/Makefile.in in all_lang_makefiles, but do include
3141 $outputs. Do not run configure.lang from config.status.
3142 Rearrange warning-flag logic to correspond to what the
3143 makefile wants. Put special vax stage1 options in
3144 @stage1_flags@ not @stage1_warn_cflags@. Don't do anything
3145 with extra_c_objs, extra_cxx_objs, or extra_cpp_objs.
3146 (--enable-c-cpplib): AC_SUBST(maybe_cpplib) with "libcpp.a" if
3147 switch is given, nothing otherwise.
3148 * configure.lang: Delete.
3150 * Makefile.in: Expunge all traces of extra_c_objs,
3151 extra_cxx_objs, and extra_cpp_objs. Set MAYBE_CPPLIB from
3152 @maybe_cpplib@. Add $(MAYBE_CPPLIB) to C_AND_OBJC_OBJS. Set
3153 warning options via a three level scheme so that -pedantic and
3154 -Wtraditional are not used for non-C front ends: LOOSE_WARN,
3155 STRICT1_WARN, STRICT2_WARN -> $(@D)-warn, GCC_WARN_CFLAGS ->
3156 WARN_CFLAGS. Distinguish STAGE1_CFLAGS from BOOT_CFLAGS.
3157 Add -I$(@D) and -I$(srcdir)/$(@D) to INCLUDES.
3158 Set OUTPUT_OPTION, ZLIB, ZLIBINC. Do not set P,
3159 LANG_FLAGS_TO_PASS. Add OUTPUT_OPTION to all object-file
3160 generation rules. Wrap all rules that change the current
3161 directory in parentheses; pmake doesn't spawn a new shell for
3162 each command. Expunge all references to $(P). When one
3163 command depends on another and they're run all at once, use &&
3164 to separate them, not ;. Add libgcc_s$(SHLIB_EXT) to files
3165 deleted on make clean. Force OUTPUT_OPTION='-o $@' in stage2
3168 * objc/Make-lang.in: Wrap all rules that change the current
3169 directory in parentheses. Expunge all references to $(P).
3170 When one command depends on another and they're run all at
3171 once, use && to separate them, not ;. Add OUTPUT_OPTION to
3172 all object-file generation rules. Delete obsolete variables.
3173 * objc/Makefile.in: Delete.
3175 2000-10-27 Jakub Jelinek <jakub@redhat.com>
3177 * calls.c (expand_call): If sibcall_failure is set during pass 1,
3178 clear tail_call_insns as well.
3180 2000-10-27 Nick Clifton <nickc@redhat.com>
3182 * config/arm/arm-protos.h (arm_function_ok_for_sibcall): Add
3185 2000-10-26 Richard Henderson <rth@redhat.com>
3187 * calls.c (expand_call): Supress sibcall if we have a
3188 BLKmode return in registers.
3190 2000-10-26 Bernd Schmidt <bernds@redhat.co.uk>
3192 * ia64.h (PREFERRED_RELOAD_CLASS): Force floating point constants
3195 2000-10-26 Nathan Sidwell <nathan@codesourcery.com>
3197 * tree.c (make_node, case 't'): Set alignment to that of
3199 * expr.c (move_by_pieces_ninsns): Abort if some length remains.
3201 2000-10-25 Mark Mitchell <mark@codesourcery.com>
3203 * Makefile.in (site.exp): Define HAVE_LIBSTDCXX_V3.
3204 * configure.in (enable-libstdcxx-v3): Arrange to have
3205 HAVE_LIBSTDCXX_V3 substituted into the output files.
3207 2000-10-25 Richard Henderson <rth@redhat.com>
3209 * recog.c (constrain_operands): Initialize which_alternative
3210 before no alternatives early exit.
3212 * cse.c (find_comparison_args): Check that we can reverse a
3213 comparison if needed before accepting the substitution.
3215 * reload.c (find_reloads_address_part): Kill rtx obstack hackery.
3217 * simplify-rtx.c (simplify_relational_operation): Sign extend
3218 low words before sign extending to high words.
3220 2000-10-25 Nick Clifton <nickc@redhat.com>
3222 * config/mcore/mcore.c: Include config.h before system.h.
3224 2000-10-25 Ray Essick <essick@ddna.labs.mot.com>
3226 * config/mcore/mcore.md (return): Force function epilogue to
3227 always be generated to work around epilogue suppression bug in
3230 2000-10-25 Joseph S. Myers <jsm28@cam.ac.uk>
3232 * c-decl.c (grokdeclarator): Move warning for qualified void
3233 return types with -pedantic to when the function type is
3234 constructed. At -W, warn in general for qualified function return
3235 types, except for volatile void.
3236 * invoke.texi: Document this new warning at -W.
3238 2000-10-25 Neil Booth <neilb@earthling.net>
3240 * cpp.texi: Update with implementation-defined behavior and
3243 2000-10-25 Jakub Jelinek <jakub@redhat.com>
3245 * stor-layout.c (layout_type): If TYPE_ALIAS_SET was already set on the
3246 incomplete type force it into alias set 0.
3248 Wed Oct 25 01:02:44 EDT 2000 John Wehle (john@feith.com)
3250 * alias.c: Include basic-block.h.
3251 (loop_p): New function.
3252 (mark_constant_function): Use it.
3253 * Makefile.in (alias.o): Update dependencies.
3255 2000-10-24 Aldy Hernandez <aldyh@redhat.com>
3257 * config/mn10300/mn10300.c (secondary_reload_class): Treat pseudos
3260 2000-10-24 Jim Wilson <wilson@cygnus.com>
3262 * expmed.c (store_bit_field): Move integer pun code down after
3263 code that calls emit_move_insn for entire register move.
3264 * stor-layout.c (compute_record_mode): Revert Mar 25, Aug 18, and
3265 Oct 20 changes. Only store mode in TYPE_MODE if RECORD_TYPE.
3267 2000-10-24 Richard Henderson <rth@cygnus.com>
3269 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Don't consider pic
3270 register stable if PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
3272 2000-10-24 Aldy Hernandez <aldyh@redhat.com>
3274 * gcse.c (cprop_insn): do not propagate constants into jump_insn
3275 for machines with CC0 more than once.
3277 2000-10-24 Richard Henderson <rth@cygnus.com>, Aldy <aldyh@cygnus.com>
3279 * config/mn10300/mn10300.h (PREFERRED_RELOAD_CLASS): Treat
3280 pseudos just like memory.
3282 2000-10-24 Alexandre Oliva <aoliva@redhat.com>
3284 * combine.c (distribute_notes): Discard REG_LIBCALL and REG_RETVAL
3285 when deleting libcall sequence collapsed to a single instruction.
3287 2000-10-24 Andrew Haley <aph@cygnus.co.uk>
3289 * expr.c (do_store_flag): Don't crash if either side of a
3290 comparison is error_mark_node.
3292 2000-10-24 Jakub Jelinek <jakub@redhat.com>
3294 * sibcall.c (purge_mem_unchanging_flag): New function.
3295 (optimize_sibling_and_tail_recursive_calls): Call it.
3297 2000-10-24 Philipp Thomas <pthomas@suse.de>
3299 * Makefile.in (check-po): New target for doing checks in the po
3300 subdir if all languages configured.
3301 (CHECK_TARGETS): Add @CHECK_PO@, replaced with check-po via
3302 configure if NLS is enabled.
3303 * configure.in: If NLS is enabled, substitute CHECK_PO by check-po,
3304 otherwise leave empty.
3305 * configure: Regenerate.
3307 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
3309 * i386.c (print_operand): Handle new 'A' formatting code.
3310 387 opcodes need suffixes even with -mintel-syntax.
3311 Check for explicit size override (codes 'b', 'w' and 'k').
3312 (print_operand_address): Check if register prefix is needed when
3313 emitting `ds' segment override.
3314 * i386.h: Add comment about new 'A' formatting code.
3315 * i386.md (jump and call patterns): Emit absolute references using %A.
3317 2000-10-23 Richard Henderson <rth@cygnus.com>
3319 * config/ia64/ia64.c (ia64_expand_prologue): Mark extra
3320 output registers as fixed.
3321 (ia64_function_epilogue): Undo output fixation.
3323 2000-10-23 Richard Henderson <rth@cygnus.com>
3325 * config/alpha/alpha.md: Add names for all unnamed insns; use
3326 define_insn_and_split in some obvious places.
3328 (zero_extendqihi2): Use an expander w/ nonimmediate_operand for BWX.
3329 (zero_extendqisi2, zero_extendqidi2): Likewise.
3330 (zero_extendhisi2, zero_extendhidi2): Likewise.
3331 (abs splitters): Fix match_scratch operand number.
3332 (bcc_reverse): Swap pc & label instead of non-canonical compare.
3334 2000-10-23 Jim Wilson <wilson@cygnus.com>
3336 * ia64.c (ia64_print_operand, case 'r'): Correct comment. Handle
3338 * ia64.md (cmpsi_adjusted): Use %r3.
3339 (cmpdi_adjusted): Likewise.
3341 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
3343 * config/i386/att.h (ASM_FILE_START): Define.
3345 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
3347 * config/i386/linux.h (ASM_FILE_START): Define.
3349 Wed Oct 18 11:16:40 2000 Donald Lindsay <dlindsay@cygnus.com>
3351 * gcc/configure.in: m68k-coff tm_file should not have libgloss.h,
3352 since this (only) drags in a crt0.o reference that the .ld files
3355 2000-10-23 Geoff Keating <geoffk@cygnus.com>
3357 * reload1.c (reload_reg_reaches_end_p): A RELOAD_OTHER can
3358 overwrite the value in a RELOAD_FOR_INPUT and other kinds of
3359 reloads just like an RELOAD_FOR_OUTPUT would.
3361 * local-alloc.c (update_equiv_regs): Add an abort(). When
3362 deleting or moving insns, update reg_equiv[regno].init_insns.
3364 2000-10-23 Mark Mitchell <mark@codesourcery.com>
3366 * c-tree.texi: Improve documentation for IF_STMTs and related
3367 conditional statements.
3369 2000-10-22 Mark Mitchell <mark@codesourcery.com>
3371 * expr.c (do_preexpand_calls): Remove.
3372 (same_from_p): Don't use CALL_EXPR_RTL.
3373 (expand_expr): Don't call preexpand_calls, or use CALL_EXPR_RTL.
3374 (preexpand_calls): Remove.
3375 * tree.c (first_rtl_op): Remove CALL_EXPR case.
3376 (unsave_expr_1): Likewise.
3377 * tree.def (CALL_EXPR): Give it only two slots.
3378 * tree.h (CALL_EXPR_RTL): Remove.
3380 2000-10-21 Chandrakala Chavva <cchavva@redhat.com>
3382 * libgcc-std.ver (__addvsi3, __addvdi3, __subvsi3, __subvdi3,
3383 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
3386 2000-10-22 Alexandre Oliva <aoliva@redhat.com>
3388 * calls.c (combine_pending_stack_adjustment_and_call): Don't
3389 adjust stack when unadjusted_alignment ends up as zero.
3391 2000-10-22 Joseph S. Myers <jsm28@cam.ac.uk>
3393 * fixinc/genfixes: Remove EGCS reference.
3394 * install.texi: Remove EGCS reference.
3395 * INSTALL: Regenerate.
3397 2000-10-22 Mark Mitchell <mark@codesourcery.com>
3399 * tree.h (TYPE_IS_SIZETYPE): Add more documentation.
3401 2000-10-21 Joseph S. Myers <jsm28@cam.ac.uk>
3403 * diagnostic.c: Remove EGCS reference in comment.
3405 Sat Oct 21 08:24:25 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3407 * loop.c (strength_reduce): Fix error in last change.
3409 2000-10-20 David Edelsohn <edelsohn@gnu.org>
3411 * Makefile.in (SHLIB_NM_FLAGS): New.
3412 (libgcc.mk): Pass it.
3413 * mklibgcc.in (libgcc.map): Use it.
3415 * rs6000/t-aix43 (SHLIB_EXT, SHLIB_LINK, SHLIB_LIBS,
3416 SHLIB_MKMAP, SHLIB_MAPFILES, SHLIB_NM_FLAGS): New.
3418 2000-10-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3420 * mips.h (REG_CLASS_FROM_LETTER): Cast array arg to unsigned char.
3422 * sparc.c (load_pic_register): Delete unused varaible.
3424 * libgcc2.c (__addvsi3): Delete unused variable.
3426 * libgcc2.h (__absvsi2, __absvdi2, __addvsi3, __addvdi3,
3427 __subvsi3, __subvdi3, __mulvsi3, __mulvdi3, __negvsi2,
3428 __negvdi2): Prototype.
3430 * ssa.c (apply_delayed_renames): Avoid undefined operation.
3432 * toplev.c (display_target_options): Make static to match
3433 prototype. Delete empty declaration.
3435 2000-10-20 Tom Tromey <tromey@cygnus.com>
3437 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
3438 * gcc.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
3440 Fri Oct 20 17:05:49 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3442 * expr.c (expand_expr, case SAVE_EXPR): Set RTX_UNCHANGING_P on
3444 (expand_expr_unaligned, case ARRAY_REF): Check that index is
3445 a constant before comparing it; use tree_low_cst.
3446 * tree.c (save_expr): Set TREE_READONLY.
3447 (substitute_expr): Return inside of NON_LVALUE_EXPR.
3448 (build, build1): Set TREE_READONLY if all operands are.
3449 (build_index_type): If upper bound is a negative number, lower
3450 bound is zero and sizetype is unsigned, use upper bound of one and
3453 2000-10-20 David Edelsohn <edelsohn@gnu.org>
3455 * gcc.c (process_command, main): Use "because" instead of
3456 "since" in error messages.
3458 Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3460 * stor-layout.c (compute_record_mode): Use tree_low_cst.
3461 Don't use mode of field for record unless sizes are the same.
3462 (layout_type, case ARRAY_TYPE): Remove special bounds handling
3463 previously added for Ada; also change to using host_integerp
3466 * loop.c (strength_reduce): Show when new register made for
3467 giv is known to be a pointer and its aligment if so and known.
3468 (loop_dump_aux): Show VERBOSE parameter unused.
3470 * gcse.c (set_hash_table_size): Now unsigned.
3471 * sdbout.c (template_name_p): Add "const" to avoid warnings.
3472 (sdbout_record_type_name, plain_type_1, sdbout_symbol): Likewise.
3473 (sdbout_one_type, sdbout_parms, sdbout_reg_parms): Likewise.
3474 (sdbout_end_epilogue): Remove variable NAME.
3475 * system.h (getopt): Add default definition.
3476 * config/alpha/alpha.c (print_operand): Don't continue processing
3477 after issuing error.
3478 (summarize_insn): Avoid use of UL in constant.
3480 * function.c (locate_and_pad_parm): Use host_integerp and tree_low_cst.
3482 * fold-const.c (force_fit_type): Unsigned values can overflow
3483 if they are sizetype.
3484 (int_const_binop): Don't use cache if overflows.
3486 2000-10-20 Richard Henderson <rth@cygnus.com>
3488 * function.c (locate_and_pad_parm): Zero alignment_pad.
3490 * regrename.c (rr_replace_reg): Rewrite to use recog_data to
3491 perform substitutions, and apply_change_group to see if it worked.
3493 Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3495 * dwarf2out.c (add_bound_info): Also ignore COND_EXPR.
3497 * combine.c (struct undo): Change int to unsigned int.
3498 (do_SUBST_INT): Args are unsigned int.
3499 (make_extraction, force_to_mode): Use proper type when forming mask.
3500 (make_field_assignment): Likewise.
3502 2000-10-20 Joseph S. Myers <jsm28@cam.ac.uk>
3504 * c-common.c (check_format_info_recurse): Extract string constant
3505 initializers from non-volatile constant arrays and check them as
3507 * c-typeck.c (decl_constant_value): Don't check pedantic or check
3508 for DECL_MODE (decl) != BLKmode.
3509 (decl_constant_value_for_broken_optimization): New function which
3510 includes these checks.
3511 (default_conversion, convert_for_assignment, digest_init): Use
3512 decl_constant_value_for_broken_optimization instead of
3513 decl_constant_value.
3515 2000-10-20 Mark Mitchell <mark@codesourcery.com>
3517 * tree.h (DECL_ALIGN_UNIT): New macro.
3519 2000-10-14 Marek Michalkiewicz <marekm@linux.org.pl>
3521 * config/avr/avr-protos.h (avr_output_bld): New.
3522 (out_shift_with_cnt): Add t_len argument.
3523 * config/avr/avr.c (avr_num_arg_regs): Remove -mpack-args.
3524 (output_movqi, output_movhi, output_movsisf): Optimize loading
3525 any constant with exactly one bit set to NO_LD_REGS.
3526 (out_shift_with_cnt): Optimize output code for size or speed,
3527 depending on optimize_size. Handle small shift counts as well
3528 (if not hand-optimized in ?sh??i3_out). Shifts can be done
3529 with or without a scratch register, with help of __tmp_reg__
3530 or __zero_reg__ if necessary. Add T_LEN argument to pass the
3531 length of TEMPLATE in words, return total insn length in *LEN.
3532 (ashlqi3_out, ashrqi3_out, lshrqi3_out): Change all calls to
3533 out_shift_with_cnt to work with the above change.
3534 (ashlhi3_out, ashlsi3_out, ashrhi3_out, ashrsi3_out, lshrhi3_out,
3535 lshrsi3_out): Likewise. Optimize more known shift count cases.
3536 Remove cases already well optimized in out_shift_with_cnt.
3537 (avr_output_bld): New function.
3538 * config/avr/avr.h (MASK_PACK_ARGS, TARGET_PACK_ARGS): Remove.
3539 (TARGET_SWITCHES): Remove -mpack-args backward compatibility.
3540 * config/avr/avr.md (*reload_inqi, *reload_inhi, *reload_insi):
3541 Add reload_completed to insn condition - only for peepholes.
3542 (ashlqi3, ashrqi3, lshrqi3): Correct insn length for shift counts
3543 in a register or memory.
3544 (ashlhi3, ashlsi3, ashrhi3, ashrsi3, lshrhi3, lshrsi3): Likewise.
3545 Do not require a scratch register.
3546 (*ashlhi3_const, *ashlsi3_const, *ashrhi3_const, *ashrsi3_const,
3547 *lshrhi3_const, *lshrsi3_const): New insns and matching peepholes.
3548 Optimize shifts by known count using a scratch register, but only
3549 if one is still available after register allocation.
3551 2000-10-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3553 * t-vax: New file. Don't build modules from libgcc1.c.
3555 Fri Oct 20 00:57:00 EDT 2000 John Wehle (john@feith.com)
3557 * alias.c: (mark_constant_function): Don't check pure functions.
3558 Initialize and end alias analysis.
3559 (nonlocal_mentioned_p): Rename from nonlocal_reference_p.
3560 Don't make a special exception for recursion. Handle
3561 UNSPEC_VOLATILE. Don't assume ASM_OPERANDS is non-local
3562 unless it's volatile.
3564 * local-alloc.c (equivalence): New structure.
3565 (reg_equiv): Define.
3566 (contains_replace_regs): Remove array and use
3568 (memref_referenced_p): Likewise.
3569 (no_equiv): Likewise.
3570 (update_equiv_regs): Likewise.
3572 (equiv_init_varies_p,
3573 equiv_init_movable_p): New functions.
3574 (update_equiv_regs): Use them. Use rtx_varies_p
3575 instead of function_invariant_p. Process insns
3576 from end to beginning. Allow a REG_EQUIV insn
3577 within the same loop as a use to be moved, also
3578 allow it to be moved out of a loop. Update
3579 REG_DEAD notes when substituting into an insn.
3581 2000-10-19 Jim Wilson <wilson@cygnus.com>
3583 * c-decl.c (start_decl): Check for error_mark_node type before using
3585 (finish_decl): Likewise. Don't give an error if decl type is
3586 already error_mark_node.
3588 * haifa-sched.c (compute_trg_info): Add explanatory comments.
3589 New local update_blocks. Use update_blocks to remove duplicates
3590 when computing update blocks. Check for bblst_table overflow.
3591 (schedule_block): Add explanatory comment. Reduce bblst_size by
3593 * config/ia64/ia64.md (movdi_symbolic): Document loss of REG_LABEL
3596 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
3598 * libgcc2.c (_mulvsi3): Change variables u and v to a and b.
3600 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
3602 * expmed.c: Minor corrections in comments.
3603 * invoke.texi: Added desciption for the new option -ftrapv.
3605 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
3607 * libgcc2.c: Added the missing #endif.
3609 Thu Oct 19 14:25:11 MET DST 2000 Jan Hubicka <jh@suse.cz>
3611 * i386.h (CONST_OK_FOR_LETTER): Re-add 'N'; document.
3613 2000-10-18 Chandrakala Chavva <cchavva@redhat.com>
3615 * expmed.c (expand_mult): Don't do synth_mult optimization for -ftrapv.
3616 Use smulv_optab for -ftrapv.
3617 (expand_mult_highpart): Use unsigned multiply.
3618 (expand_divmod): Special-case division by -1.
3619 For EXACT_DIV_EXPR, do right shift first, then the multiply.
3620 For complex divide, use abs with unsigned result.
3621 * expr.c (force_operand): Use unsigned multiply.
3622 (expand_expr): Use overflow-trapping optabs for signed types if
3624 If flag_trapv, don't generate a recursive call with EXPAND_SUM
3625 if the type is signed and the original call wasn't EXPAND_SUM or
3627 * expr.h (addv_optab, subv_optab, smulv_optab, sdivv_optab): Declare.
3628 (negv_optab, absv_optab): Declare.
3629 * flags.h (flag_trapv): Declare.
3630 * genopinit.c (optabs): Add entries for addv_optab, subv_optab,
3631 smulv_optab, sdivv_optab, negv_optab and absv_optab.
3632 (gen_insn): Interpret '$P' as requiring an integer mode,
3633 including partial integer modes.
3634 * loop.c (emit_iv_add_mult): Use unsigned expand_mult_add.
3635 (product_cheap_p): Use unsigned expand_mult.
3636 * optabs.c (addv_optab, subv_optab, smulv_optab, sdivv_optab): Define.
3637 (negv_optab, absv_optab): Define.
3638 (expand_binop): Use overflow-trapping optabs for signed types if
3640 Handle negv_optab libe neg_optab.
3641 (expand_abs): Take result_unsignedp argument instead of unsignedp one.
3642 Use overflow-trapping optabs for signed result if flag_trapv.
3643 (expand_complex_abs): Use overflow-trapping optabs for signed types if
3645 Don't open-code complex absolute-value operation for flag_trapv.
3646 (init_optabs): Initialize addv_optab, subv_optab, smulv_optab,
3647 sdivv_optab, negv_optab and absv_optab.
3648 * toplev.c (flag_trapv): Define.
3649 (lang_independent_options f_options): Include flag_trapv.
3650 * tree.h (TYPE_TRAP_SIGNED): Define.
3651 * libgcc2.c (__addvsi3, __addvdi3, __subvsi3,__subvsi3, __subvdi3,
3652 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
3654 * Makefile.in: add _absvsi2 _absvdi2 _addvsi3 _addvdi3 _subvsi3
3655 _subvdi3 _mulvsi3 _mulvdi3 _negvsi2 _negvdi2.
3657 2000-10-18 Geoffrey Keating <geoffk@cygnus.com>
3658 David V. Henkel-Wallace <gumby@cygnus.com>
3660 * config/i386/t-netware: Bring in from the Red Hat tree.
3661 * config/i386/netware.h: Likewise.
3662 * config/netware.h: Likewise.
3663 * config/rs6000/netware.h: Delete.
3664 * configure.in: Add i[34567]86-*-netware.
3665 * configure: Hand-edit to match configure.in change.
3667 2000-10-18 Mark Mitchell <mark@codesourcery.com>
3669 * c-common.h (flag_no_builtin): Declare.
3670 (flag_no_nonansi_builtin): Likewise.
3671 (c_common_nodes_and_builtins): Change prototype.
3672 * c-common.c (flag_no_builtin): New variable.
3673 (flag_no_nonansi_builtin): Likewise.
3674 (c_common_nodes_and_builtins): Remove parameters. Adjust
3676 * c-decl.c (flag_no_builtin): Remove.
3677 (flag_no_nonansi_builtin): Likewise.
3678 (init_decl_processing): Adjust call to
3679 c_common_nodes_and_builtins.
3681 2000-10-18 Marc Espie <espie@openbsd.org>
3683 * tm.texi (LIBGCC_SPEC): Synch with reality.
3685 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
3687 * c-common.c (check_format_types): Check for writing through a
3688 NULL pointer argument.
3690 2000-10-18 Hans-Peter Nilsson <hp@axis.com>
3692 * tm.texi (Exception Region Output): Document
3693 DWARF_CIE_DATA_ALIGNMENT.
3694 * dwarf2out.c (DWARF_CIE_DATA_ALIGNMENT): Wrap definition in
3696 [ENABLE_CHECKING] (reg_save): Abort if offset is not a multiple of
3697 DWARF_CIE_DATA_ALIGNMENT.
3699 2000-10-18 Michael Hayes <mhayes@cygnus.com>
3701 * basic-block.h (struct loop): Delete fields pre_header_root
3702 and pre_header_trace and replace with pre_header_edges
3703 and num_pre_header_edges.
3704 * flow.c (flow_loop_dump): Dump pre_header_edges.
3705 (flow_loops_free): Free pre_header_edges.
3706 (flow_loop_pre_header_scan): Calculate pre_header_edges.
3708 2000-10-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3710 * contrib.texi: Update references to steering committee members
3711 and Jeff Law's entry.
3713 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
3715 * c-common.c (CPLUSPLUS_STD_VER, C_STD_VER, C_STD_NAME): Define.
3716 (maybe_read_dollar_number, check_format_info_main): Use them for
3717 pedantic warning messages.
3719 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
3721 * c-common.c (check_format_info_main): Minor cleanup: move
3722 variables into inner scopes; initialize declarations where
3723 appropriate; don't hardcode "scanf" name on warning for zero
3726 2000-10-17 Mark Mitchell <mark@codesourcery.com>
3728 * c-common.c (back_end_hook): New variable.
3729 * c-common.h (back_end_hook): Declare it.
3730 * c-lang.c (finish_file): Use it.
3732 * emit-rtl.c (init_emit_once): Initialize the const_int_htab
3735 2000-10-18 Jan Hubicka <jh@suse.cz>
3737 * i386.c (ix86_comparison_operator, put_condition_code,
3738 ix86_match_ccmode, ix86_cc_mode): Handle CCRCmode.
3739 (ix86_expand_strlensi_unroll_1): Use CCRCmode.
3740 * i386.h (EXTRA_CC_MODES): Add CCRCmode.
3741 * i386.md (adddi and negdi splitter): Use CCRCmode.
3742 (add?i_3, add?i_4, add?i_5): Use CCRCmode; swap operands
3743 (subsi3_carry): add '*'
3744 (addsi3_carry_rc, subsi3_carry_rc, x86_movsicc_0_m1_rc): New.
3745 (cmp to add peep2): Use CCRCmode; swap operands.
3747 2000-10-18 Kazu Hirata <kazu@hxi.com>
3749 * h8300.c: Fix a comment typo.
3750 (round_frame_size): New.
3751 (compute_saved_regs): Likewise.
3754 (push_order): Remove.
3755 (pop_order): Likewise.
3756 (function_prologue): Rearrange code for readability.
3757 (function_epilogue): Likewise.
3759 * config/h8300/h8300.md: Remove an unnecessary sign_extend
3760 expander that is used when not optimizing. Output a tab after
3761 each assembly insns.
3763 * reorg.c: Fix formatting.
3765 2000-10-17 Joern Rennecke <amylaar@redhat.co.uk>
3767 * reload1.c (move2add_note_store): Check for simple
3768 auto-inc in destination.
3770 2000-10-17 Michael Chastain <chastain@redhat.com>
3772 * config/i386/i386-aout.h: define INT_ASM_OP.
3774 Tue Oct 17 20:11:08 2000 Alan Modra <alan@linuxcare.com.au>
3776 * pa.c (print_operand): Handle case 'c' for .vtable_inherit
3778 Tue Oct 17 20:05:51 2000 Martin Buchholz <martin@xemacs.org>
3780 * i370.md: Fix spelling typo.
3782 2000-10-17 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3784 * function.c (locate_and_pad_parm): Don't align stack unconditionally.
3785 Fixes execute/20001017-1.c on powerpc-linux-gnu.
3787 * expr.c (store_constructor): Apply MEM_ALIAS_SET to MEMs only.
3788 * rs6000/rs6000.c (rs6000_hash_constant): Use X0INT to access a
3791 * rs6000/rs6000.h (NO_DOLLAR_IN_LABEL, DOLLARS_IN_IDENTIFIERS,
3792 ENCODE_SECTION_INFO, ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Move from
3794 * rs6000/aix.h: ...to here.
3795 * rs6000/linux.h (ASM_APP_ON, ASM_APP_OFF): Define to Linux-style.
3797 2000-10-17 Jakub Jelinek <jakub@redhat.com>
3799 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Reload gp if needed.
3801 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Always use call, make
3802 sure linker can relax even the delay slot mov %g1,%o7, fix output
3805 2000-10-17 Kazu Hirata <kazu@hxi.com>
3807 * config/h8300/h8300.md: Remove an unnecessary zero_extend
3808 expander that is used when not optimizing. Output a tab after
3809 each assembly insns.
3811 2000-10-17 Chandrakala Chavva <cchavva@redhat.com>
3813 * gcc.c: New options --target-help.
3814 (process_command): Added code to parse this new option.
3815 * toplev.c (display_target_options): New function to support the
3817 * cppinit.c (new_pending_directive) : New option OPT_target__help.
3818 (cpp_handle_option): Support this new option.
3819 * invoke.texi: Added notes about --target-help option.
3821 2000-10-17 Graham Stott <grahams@redhat.com>
3823 * config/i386/i386.md (testqi_1): Add missing operand prefix
3825 * config/i386/i386-protos.h: Add missing prototype.
3827 2000-10-17 Diego Novillo <dnovillo@cygnus.com>
3829 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Symbol
3830 _GLOBAL_OFFSET_TABLE should not have a $ prefix when
3831 using -mintel-syntax.
3833 2000-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
3835 * c-common.c (FMT_FLAG_DOLLAR_MULTIPLE): Define.
3836 (format_types): Use it for printf.
3837 (maybe_read_dollar_number): Add parameter for the kind of format
3838 involved. Warn for multiple use for arguments if this is
3839 inappropriate for the kind of format involved.
3840 (check_format_info_main): Update calls to maybe_read_dollar_number.
3842 2000-10-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3844 * inclhack.def (hpux_maxint): Also apply fix to values.h.
3845 * fixincl.x: Rebuilt.
3847 2000-10-17 Alexandre Oliva <aoliva@redhat.com>
3849 * genrecog.c (write_switch): Return the first condition that needs a
3852 2000-10-17 Bernd Schmidt <bernds@redhat.co.uk>
3854 * c-tree.h (warn_sequence_point): Move declaration to...
3855 * c-common.h (warn_sequence_point): ... here.
3856 * c-decl.c (warn_sequence_point): Move definition to...
3857 * c-common.c (warn_sequence_point): ... here.
3858 (struct reverse_tree): New.
3859 (reverse_list, reverse_max_depth): New static variables.
3860 (build_reverse_tree, common_ancestor, modify_ok
3861 verify_sequence_points): New functions.
3862 (c_expand_expr_stmt): Call verify_sequence_points if -Wsequence-point.
3863 * c-typeck.c (check_modify_expr): Delete.
3864 (build_modify_expr): Don't call it.
3866 2000-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
3868 * c-common.h (warn_missing_format_attribute): New variable.
3869 * c-decl.c (warn_missing_format_attribute): New variable.
3870 (c_decode_option): Decode -Wmissing-format-attribute and
3871 -Wno-missing-format-attribute.
3872 * c-common.c (check_function_format): If
3873 -Wmissing-format-attribute, give a warning where a vprintf or
3874 vscanf function is called by a function without its own printf or
3876 * toplev.c (documented_lang_options): Add
3877 -Wmissing-format-attribute.
3878 * invoke.texi: Document -Wmissing-format-attribute.
3880 2000-10-17 Marc Espie <espie@openbsd.org>
3882 * invoke.texi (-shared): Insist on requiring code generation flags
3883 to be used along with -shared, and document the subtle failure that
3884 may occur otherwise.
3886 2000-10-16 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3888 * pa.md (return_internal): Move `use' after `return'.
3890 2000-10-16 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
3892 * machmode.def: Correct comment.
3894 2000-10-16 Rodney Brown <RodneyBrown@mynd.com>
3896 * print-rtl.c (print_rtx_head): Constify.
3897 * rtl.h (print_rtx_head): Similarly.
3899 * config/pa/pa/pa-protos.h (output_64bit_and, output_64bit_ior):
3900 Constify char * return value.
3902 (output_64bit_and, output_64bit_ior): Constify char * return value.
3903 (pa_can_combine_p): Make static.
3904 (function_arg): Decorate unused `named' argument. Fix comment typo.
3905 (function_arg_partial_nregs): Decorate unused `named' argument.
3907 2000-10-16 Joseph S. Myers <jsm28@cam.ac.uk>
3909 * c-common.c (format_check_results): New structure.
3910 (finish_dollar_format_checking): Adjust to take a
3911 format_check_results * parameter.
3912 (check_format_info, check_format_info_recurse,
3913 check_format_info_main): Split check_format_info into three
3914 functions, the main checking going in check_format_info_main.
3915 Recurse when any reduction of the format string argument towards a
3916 string literal is done; go down both branches of a conditional
3917 expression. Don't warn for extra format arguments or empty format
3918 strings if they only occur in some branches of a conditional
3921 2000-10-16 Kazu Hirata <kazu@hxi.com>
3923 * config/h8300/h8300.c: Remove obstack. Include ggc.h.
3925 2000-10-16 Jakub Jelinek <jakub@redhat.com>
3927 * rtlanal.c (may_trap_p): Check operand modes of COMPARE.
3929 2000-10-15 Diego Novillo <dnovillo@cygnus.com>
3931 * i386.md (*movsi_or): Switch operand order for intel syntax.
3933 2000-10-14 Joseph S. Myers <jsm28@cam.ac.uk>
3937 * gcc.texi (Contributing): Update.
3939 2000-10-13 Diego Novillo <dnovillo@cygnus.com>
3941 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Output final jump using
3942 appropriate assembler dialect.
3944 2000-10-13 Alexandre Oliva <aoliva@redhat.com>
3946 * c-common.c (c_expand_builtin): PARAMS-ize prototype.
3948 2000-10-12 Marek Michalkiewicz <marekm@linux.org.pl>
3950 * config/avr/avr.c (output_movhi, output_movsisf): Fix loading
3951 constants 1 and 2 to NO_LD_REGS.
3953 2000-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3955 * Makefile.in (c-parse.c, tradcif.c): Create atomically.
3957 * objc/Make-lang.in (objc-parse.c): Likewise.
3959 2000-10-13 Richard Earnshaw <rearnsha@arm.com>
3961 * arm.c: Include obstack.h
3962 (minipool_obstack, minipool_startobj): Define.
3963 (arm_add_gc_roots): Initialize them.
3964 (create_fix_barrier): Use our new obstack.
3965 (push_minipool_barrier, push_minipool_fix): Likewise.
3966 (arm_reorg): Release obstack memory.
3968 2000-10-13 Jakub Jelinek <jakub@redhat.com>
3970 * config/sparc/sparc.md (nonlocal_goto_receiver): Remove.
3971 (prologue, exception_receiver, builtin_setjmp_receiver): New
3973 * config/sparc/sparc.h (FINALIZE_PIC): Remove.
3974 * config/sparc/sparc-protos.h (finalize_pic): Remove.
3975 (load_pic_register): New prototype.
3976 * config/sparc/sparc.c (pic_setup_code): Remove.
3977 (finalize_pic): Rename to...
3978 (load_pic_register): ...this function.
3979 Don't look for nonlocal_goto_receivers and emit pic setup code
3980 directly. Don't check current_function_uses_pic_offset_table.
3982 2000-10-13 Richard Earnshaw <rearnsha@arm.com>
3984 * tree.h (struct obstack): Declare.
3986 2000-10-12 Mark Mitchell <mark@codesourcery.com>
3989 * Makefile.in (ggc-callbacks.o): Remove target.
3990 (flow.o): Depend on GGC_H.
3991 * alias.c (init_alias_analysis):
3992 Remove ggc_p conditionals.
3993 (end_alias_analysis): Likewise.
3994 * basic-block.h (init_flow): New function.
3995 (allocate_reg_life_data): Declare.
3996 * bb-reorder.c (function_obstack): Replace with ...
3997 (flow_obstack): ... new variable.
3998 (fixup_reorder_chain): Use it.
3999 * c-decl.c (ggc_p): Remove.
4000 (caller-save.c): Don't call oballoc/obfree.
4002 undobuf): Remove storage.
4003 (try_combine): Don't call oballoc.
4004 (undo_all): Don't call obfree.
4005 * cse.c (insert): Use xmalloc, not
4007 (cse_main): Adjust accordingly.
4008 * dwarf2out.c (save_rtx): Remove
4010 (dwarf2out_init): Remove ggc_p conditionals.
4011 * emit-rtl.c (rtl_obstack): Remove.
4012 (gen_rtx_CONST_INT): Remove ggc_p conditionals.
4013 (make_insn_raw): Likewise.
4014 (emit_insn_before): Likewise.
4015 (emit_insn_after): Likewise.
4016 (emit_insn): Likewise.
4017 (gen_sequence): Likewise.
4018 (copy_insn_1): Remove handling of `b' RTL components.
4019 (init_emit_once): Remove ggc_p conditionals.
4020 * except.c (create_rethrow_ref): Don't fool with obstacks.
4021 (add_partial_entry): Likewise.
4022 (call_get_eh_context): Likewise.
4023 (begin_protect_partials): Likewise.
4024 (protect_with_terminate): Likewise.
4026 (plus_constant_wide): Likewise.
4027 * expr.c (init_expr_once):
4029 (emit_block_move): Likewise.
4030 (clear_storage): Likewise.
4031 (expand_expr): Likewise.
4032 * flow.c (function_obstack): Remove.
4033 (flow_obstack): New variable.
4034 (flow_firstobj): Likewise.
4035 (create_base_block): Use the flow_obstack.
4036 (split_block): Likewise.
4037 (split_edge): Likewise.
4038 (calculate_global_regs_live): Likewise.
4039 (allocate_bb_life_data): Make it static. Likewiwse.
4040 (init_flow): New function.
4041 (size_int_type_wide): Remove ggc_p conditionals.
4043 (push_function_context_to): Don't call save_tree_status.
4044 (pop_function_context_from): Or restore_tree_status.
4045 (assign_stack_local_1): Don't call push_obstacks.
4046 (find_fixup_replacement): Use xmalloc.
4047 (fixup_var_refs_insns): Free the storage.
4048 (insns_for_mem_walk): Don't mess with obstacks.
4049 (instantiate_decls): Likewise.
4050 (trampoline_address): Likewise.
4051 (expand_function_end): Likewise.
4052 * function.h (sturct function):
4053 Remove obstack-related variables.
4054 (save_tree_status): Don't declare.
4055 (restore_tree_status): Likewise.
4056 * gcse.c (compute_can_copy):
4057 Don't call oballoc/obfree.
4058 * genattrtab.c (operate_exp): Remove
4060 (simplify_cond): Likewise.
4061 (simplify_test_exp): Don't mess with obstacks.
4062 (optimize_attrs): Likewise.
4063 * gengenrtl.c (gendef): Don't include
4065 * ggc-callbacks.c (ggc_p): Remove.
4066 * ggc-none.c (ggc_p): Remove.
4067 * ggc.h (ggc_p): Don't declare.
4068 * integrate.c (save_for_inline): Don't mess with obstacks.
4069 (integrate_decl_tree): Likewise.
4070 (output_inline_function): Likewise.
4072 (init_EXPR_INSN_LIST_cache): Likewise.
4073 * loop.c (temp_obstack):
4075 (rtl_obstack): Likewise.
4076 (init_loop): Don't mess with obstacks.
4077 (reg_address_cost): Free BIVs and GIVs.
4078 (check_insns_for_bivs): Use xmalloc, not oballoc.
4079 (find_mem_givs): Likewise.
4080 (record_biv): Likewise.
4081 (general_induction_var): Likewise.
4082 (product_cheap_p): Likewse.
4083 * optabs.c (init_one_libfunc): Remove
4085 * print-tree.c (debug_tree): Don't use
4087 (print_node): Likewise.
4088 * profile.c (output_func_start_profiler):
4089 Remove call to temporary_allocation.
4091 (eliminate_regs_in_insn): Don't mess with obstacks.
4093 (mark_target_live_regs): Use xmalloc.
4094 (free_resource_info): Free the memory.
4095 * rtl.c (rtl_obstack):
4097 (rtvec_alloc): Don't mess with obstacks.
4098 (rtx_alloc): Likewise.
4100 (copy_rtx): Don't handle `b' cases.
4101 (read_rtx): Use a local rtl_obstack.
4102 * rtl.h (oballoc): Remove.
4104 (pop_obstacks): Likewise.
4105 (push_obstacks): Likewise.
4106 (allocate_bb_life_data): Likewise.
4107 (allocate_reg_life_data): Likewise.
4108 (rtx_free): Likewise.
4109 * sdbout.c (sdbout_queue_anonymous_type):
4110 Use tree_cons, not saveable_tree_cons.
4112 (cselib_init): Don't mess with obstacks.
4114 (mark_block_nesting): Mark the label_chain.
4115 (epxand_label): Use ggc_alloc, not oballoc.
4116 (clear_last_expr): Don't mess with obstacks.
4117 (expand_decl_cleanup): Likewise.
4118 (expand_dcc_cleanup): Likewise.
4119 (expand_dhc_cleanup): Likewise.
4120 (expand_anon_union_decl): Likewise.
4121 (add_case_node): Use xmalloc, not oballoc.
4122 (free_case_nodes): New function.
4123 (expand_end_case): Call it.
4124 * stor-layout.c (layout_type): Don't
4126 (layout_type): Likewise.
4127 * toplev.c (wrapup_global_declarations):
4129 (compile_file): Remove ggc_p conditionals.
4130 (rest_of_compilation): Call init_flow. Remove ggc_p conditionals.
4131 (decode_f_option): Remove ggc_p conditionals.
4133 (function_maybepermanent_obstack): Remove.
4134 (maybepermanent_obstack): Likewise.
4135 (function_obstack): Likewise.
4136 (tmeporary_obstack): Likewise.
4137 (momentary_obstack): Likewise.
4138 (temp_decl_obstack): Likewise.
4139 (saveable_obstack): Likewise.
4140 (rtl_obstack): Likewise.
4141 (current_obstack): Likewise.
4142 (expression_obstack): Likewise.
4143 (struct obstack_stack): Likewise.
4144 (obstack_stack): Likewise.
4145 (obstack_stack_obstack): Likewise.
4146 (maybepermanent_firstobj): Likewise.
4147 (temporary_firstobj): Likewise.
4148 (momentary_firstobj): Likewise.
4149 (temp_decl_firstobj): Likewise.
4150 (momentary_function_firstobj): Likewise.
4151 (all_types_permanent): Likewise.
4152 (struct momentary_level): Likewise.
4153 (momentary_stack): Likewise.
4154 (init_obstacks): Remove initialization of removed obstacks.
4155 (save_tree_status): Remove.
4156 (restore_tree_status): Likewise.
4157 (temporary_allocation): Liekwise.
4158 (end_temporary_allocation): Liekwise.
4159 (resume_temporary_allocation): Likewise.
4160 (saveable_allocation): Likewise.
4161 (push_obstacks): Likewise.
4162 (push_obstacks_nochange): Likewise.
4163 (pop_obstacks): Likewise.
4164 (allocation_temporary_p): Likewise.
4165 (permanent_allocation): Likewise.
4166 (preserve_data): Likewise.
4167 (preserve_initializer): Likewise.
4168 (rtl_in_current_obstack): Likewise.
4169 (rtl_in_saveable_obstack): Likewise.
4170 (oballoc): Likewise.
4172 (savealloc): Likewise.
4173 (expralloc): Likewise.
4174 (print_obstack_name): Likewise.
4175 (debug_obstack): Likewise.
4176 (object_permanent_p): Likewise.
4177 (push_momentary): Likewise.
4178 (perserve_momentary): Likewise.
4179 (clear_momentary): Likewise.
4180 (pop_momentary): Likewise.
4181 (pop_momentary_nofree): Likewise.
4182 (suspend_momentary): Likewise.
4183 (resume_momentary): Likewise.
4184 (make_node): Don't set TREE_PERMANENT.
4185 (copy_node): Remove ggc_p conditionals. Don't set TYPE_OBSTACK.
4186 Don't set TREE_PERMANENT.
4187 (get_identifier): Remove ggc_p conditionals.
4188 (build_string): Likewise.
4189 (make_tree_vec): Likewise.
4190 (build_decl_list): Remove.
4191 (build_expr_list): Likewise.
4192 (tree_cons): Remove ggc_p conditionals.
4193 (decl_tree_cons): Remove.
4194 (expr_tree_cons): Likewise.
4195 (perm_tree_cons): Likewise.
4196 (temp_tree_cons): Likewise.
4197 (saveable_tree_cons): Likewise.
4198 (build1): Remove ggc_p conditionals.
4199 (build_parse_node): Likewise.
4200 (build_type_attribute_variant): Don't mess with obstacks.
4201 (build_type_copy): Likewise.
4202 (type_hash_canon): Likewise.
4203 (build_pointer_type): Likewise.
4204 (build_reference_type): Likewise.
4205 (build_index_type): Likewise.
4206 (build_range_type): Likewise.
4207 (dump_tree_statistics): Don't print obstack information.
4209 (struct tree_common): Remove permanent_flag.
4210 (TREE_PERMANENT): Remove.
4211 (TREE_SET_PERMANENT): Likewise.
4212 (TYPE_OBSTACK): Likewise.
4213 (struct tree_type): Remove obstack.
4215 (savealloc): Likewise.
4216 (build_decl_list): Likewise.
4217 (build_expr_list): Likewise.
4218 (perm_tree_cons): Likewise.
4219 (temp_tree_cons): Likewise.
4220 (saveable_tree_cons): Likewise.
4221 (decl_tree_cons): Likewise.
4222 (expr_tree_cons): Likewise.
4223 (suspend_momentary): Likewise.
4224 (allocation_temporary_p): Likewise.
4225 (resume_momentary): Likewise.
4226 (push_obstacks_nochange): Likewise.
4227 (permanent_allocation): Likewise.
4228 (push_momentary): Likewise.
4229 (clear_momentary): Likewise.
4230 (pop_momentary): Likewise.
4231 (end_temporary_allocation): Likewise.
4232 (pop_obstacks): Likewise.
4233 (push_obstacks): Likewise.
4234 (pop_momentary_nofree): LIkewise.
4235 (preserve_momentary): Likewise.
4236 (saveable_allocation): Likewise.
4237 (temporary_allocation): Likewise.
4238 (resume_temporary_allocation): Likewise.
4239 (perserve_initializer): Likewise.
4240 (debug_obstack): Likewise.
4241 (rtl_in_current_obstack): Likewise.
4242 (rtl_in_saveable_obstack): Likewise.
4244 * varasm.c (current_obstack): Remove.
4245 (saveable_obstack): Remove.
4246 (rtl_obstack): Remove.
4247 (immed_double_const): Don't mess with obstacks.
4248 (immed_real_cons): Likewise.
4249 (output_constant_def): Likewise.
4250 (init_varasm_status): Use xcalloc.
4251 (mark_pool_constant): Mark the pool constant itself.
4252 (free_varasm_status): Free memory.
4253 (decode_rtx_const): Call bzero directly, rather than expanding it
4255 (record_rtx_const): Don't mess with obstacks.
4256 (force_const_mem): Likewise.
4257 * config/arm/arm.c (arm_encode_call_attribute): Remove ggc_p
4259 (aof_pic_entry): Likewise.
4260 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
4261 * config/m32r/m32r.c (m32r_encode_section_info): Likewise.
4262 * config/pa/pa.c (saveable_obstack): Remove.
4263 (rtl_obstack): Likewise.
4264 (current_obstack): Likewise.
4265 (output_call): Don't mess with obstacks.
4266 (hppa_encode_label): Remove ggc_p conditionals.
4267 * config/romp/romp.c (get_symref): Don't mess with obstacks.
4268 * config/rs6000/rs6000.c (output_toc): Remove ggc_p conditional.
4269 (rs6000_encode_section_info): Likewise.
4270 * config/sh/sh.c (get_fpscr_rtx): Likewise.
4272 Thu Oct 12 16:02:31 MET DST 2000 Jan Hubicka <jh@suse.cz>
4274 * i386.md (adddi3, subdi3 splitters): Update for new pattern.
4275 (addsi3_cc, addqi3_cc, subsi3_cc): Remove
4276 (addsi3_carry): Canonicalize.
4277 (addqi_5): Remove '*'.
4278 (sbb pattern): Canonicalize.
4280 * i386.md (cmp to inc/add peep2): New.
4282 2000-10-12 Richard Earnshaw <rearnsha@arm.com>
4284 * bb-reorder.c (reorder_basic_blocks): Allocate an aux block for
4287 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
4289 * gcc.texi: Merge in contents of README.TRAD and TESTS.FLUNK.
4290 * README.TRAD, TESTS.FLUNK: Remove.
4292 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
4294 * c-common.c (decl_attributes): Don't allow strftime formats with
4295 first_arg_num nonzero.
4296 (check_format_info): Set wanted_type and wanted_type_name to zero
4297 before they are possibly assigned and used.
4299 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
4301 * c-common.c (scanf_flag_specs): Add flags ' and I.
4302 (strftime_flag_pairs): Disallow any pair of the _, - and 0 flags,
4303 or the ^ and # flags together.
4304 (scan_char_table): Handle the ' and I flags.
4305 (format_types): Add ' and I flags for scanf.
4307 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
4309 * c-common.c (print_char_table): Use the unpromoted type for
4310 lengths "h" and "hh" with conversions dioxXu.
4311 (check_format_types): Apply the default argument promotions where
4312 the wanted type is not a pointer target.
4314 2000-10-11 Michael Meeks <mmeeks@gnu.org>
4315 Joseph S. Myers <jsm28@cam.ac.uk>
4317 * c-typeck.c (check_modify_expr): New function.
4318 (build_modify_expr): Call it if warn_sequence_point.
4319 * c-decl.c (warn_sequence_point): New variable.
4320 (c_decode_option): Handle -Wsequence-point and
4321 -Wno-sequence-point. Enable -Wsequence-point as part of -Wall.
4322 * c-tree.h (warn_sequence_point): Declare.
4323 * invoke.texi (-Wsequence-point): Document.
4324 * toplev.c (documented_lang_options): Add -Wsequence-point and
4325 -Wno-sequence-point.
4326 Original work by Michael Meeks, 16 Jun 1998.
4328 Wed Oct 11 06:15:41 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4330 * tree.c (get_narrower): Don't look at precision of field if
4333 Tue Oct 10 23:14:33 2000 Denis Chertykov <denisc@overta.ru>
4335 * config/avr/avr.c (valid_machine_decl_attribute): Allow `extern'
4336 declaration for data with "progmem" attribute.
4338 2000-10-09 Marek Michalkiewicz <marekm@linux.org.pl>
4340 * config/avr/avr.c (out_shift_with_cnt): Use AS2 macro.
4341 Correct insn length if shift count is a memory operand.
4342 * config/avr/avr.md: New define_peephole2 to use *reload_inqi.
4343 (*iorhi3_clobber): Change lo8 to hi8.
4344 (zero_extendhisi2): Change %B0 to %A1.
4345 (ashlhi3, ashrhi3): Correct insn length.
4346 (andhi3, abssf2, extendqisi2, extendhisi2): Change "cc"
4347 from "clobber" to "set_n" in some alternatives.
4349 2000-10-10 Jakub Jelinek <jakub@redhat.com>
4351 * reload1.c (calculate_needs_all_insns): If deleting an instruction,
4352 remove its insn_chain structure as well.
4354 2000-10-09 J. David Anglin <dave@hiauly1.hia.nrc.ca>
4356 * dbxout.c (dbxout_source_line): Remove extra tab.
4358 2000-10-09 Hans-Peter Nilsson <hp@bitrange.com>
4360 * config/elfos.h (UNIQUE_SECTION): Apply STRIP_NAME_ENCODING on name.
4362 2000-10-09 Richard Henderson <rth@cygnus.com>
4364 * Makefile.in (LANG_LIB2FUNCS): Remove.
4365 (LIB2FUNCS): Remove _pure.
4366 (LIB2ADD): Remove LANG_LIB2FUNCS.
4367 (stage_a): Don't set LANG_LIB2FUNCS.
4368 * libgcc2.c (__terminate): Mark noreturn.
4369 (__pure_virtual): Remove.
4370 * mklibgcc.in: Remove LIB2ADD .txt processing.
4372 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
4374 * arm.md (push_multi): Revert unintended change.
4376 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
4378 * arm.c: Miscellaneous white space and comment clean-ups. No
4382 2000-10-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4384 * c-common.c (c_expand_builtin_printf): Set the TREE_TYPE of a new
4385 STRING_CST by calling combine_strings.
4387 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
4389 * arm.c (thumb_expand_movstrqi): Rewrite to support SSA form.
4390 (thumb_output_move_mem_multiple): Support new insn format.
4391 * arm.md (movmem12b): Use SSA compatible format.
4392 (movmem8b): Likewise.
4394 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
4396 * arm.md (predicable): New attribute, default to "no".
4397 (all patterns): Mark as predicable if appropriate.
4398 (conditional execution splits): Split using predication format.
4399 (define_cond_exec): Define.
4400 * arm.c (arm_print_operand): handle insn predicate.
4402 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4404 * README.NS32K: Remove file.
4406 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4408 * README-bugs: Remove file.
4410 2000-10-08 Philipp Thomas <pthomas@suse.de>
4411 * aclocal.m4 (AM_GNU_GETTEXT): Fix non portable use of == operator
4413 * configure: Rebuilt.
4415 2000-10-08 Philipp Thomas <pthomas@suse.de>
4416 * aclocal.m4 (AM_WITH_NLS): When not using included gettext,
4417 disable catalog building if no suitable program was found.
4418 Move warning message from here
4419 (AM_GNU_GETTEXT): To here.
4420 * configure: Rebuilt.
4422 2000-10-08 Philipp Thomas <pthomas@suse.de>
4423 * aclocal.m4 (GCC_PATH_PROG): New. Like AC_PATH_PROG but uses
4424 different cache variables.
4425 (GCC_PATH_PROG_WITH_TEST): New. Like AM_PATH_PROG_WITH_TEST but
4426 uses different cache variables.
4427 (AM_WITH_NLS): Use GCC_PATH_PROG and GCC_PATH_PROG_WITH_TEST.
4428 * configure: Regenerated.
4430 2000-10-08 Richard Henderson <rth@cygnus.com>
4432 * Makefile.in (libgcc.mk): Pass SHLIB_EXT, not SHLIB_LIBS.
4433 * configure.in (sparc*-*-solaris*): Use t-slibgcc{,-sld}.
4434 * mklibgcc.in: Consider SHLIB_LINK the entire shlib build command.
4437 * config/t-linux (SHLIB_EXT): New.
4438 (SHLIB_LINK): Use the entire build command, with substitutions.
4439 (SHLIB_LIBS): Remove.
4440 * config/alpha/t-osf4: Likewise.
4441 * config/mips/t-iris6: Likewise.
4442 * config/sparc/t-sol2: Likewise, but move shlib stuff...
4443 * config/sparc/t-slibgcc-sld: ...here.
4444 * config/sparc/t-slibgcc: New file.
4446 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
4448 * tm.texi (INTMAX_TYPE, UINTMAX_TYPE): Define.
4449 * c-common.h (enum c_tree_index): Add CTI_INTMAX_TYPE and
4451 (intmax_type_node, uintmax_type_node): Define.
4452 * c-common.c (decl_attributes): If pedantic, warn if `mode'
4453 attributes create a type wider than intmax_t.
4454 (T_IM, T_UIM): Define properly.
4455 * c-decl.c (INTMAX_TYPE, UINTMAX_TYPE): Define if not already
4457 (init_decl_processing): Initialize intmax_type_node and
4459 * c-lex.c (lex_number): When pedantic and warning for integer
4460 constants that are too large, in C99 mode warn for those that have
4461 a type wider than long long.
4463 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
4465 * c-common.c (FMT_FLAG_ARG_CONVERT, FMT_FLAG_SCANF_A_KLUDGE,
4466 FMT_FLAG_FANCY_PERCENT_OK): Define.
4467 (format_char_info): Add flag "4" to comment.
4468 (format_flag_spec, format_flag_pair): New structures.
4469 (format_kind_info): Add additional fields to control format
4471 (printf_flag_specs, printf_flag_pairs, scanf_flag_specs,
4472 scanf_flag_pairs, strftime_flag_specs, strftime_flag_pairs): New
4474 (time_char_table): Use "4" flag to handle %Ey.
4475 (format_types): Add entries for new fields.
4476 (get_flag_spec): New function.
4477 (check_format_info): Increase size of flag_chars[] to 256.
4478 Control format checking using the new fields of a format_kind_info
4479 and the new tables; remove all conditionals on printf_format_type,
4480 scanf_format_type or strftime_format_type. Handle all details of
4481 bad combinations of flags (including width, precision and strftime
4482 modifiers) through data rather than ad hoc code. Handle all
4483 details of standard versions in which flags appeared through
4484 data. Use the "4" flag.
4486 2000-10-07 Will Cohen <wcohen@redhat.com>, Kazu Hirata <kazu@hxi.com>
4488 * config/h8300/h8300.md: Remove the memory alternative and correct
4489 the insn lengths in the templates for sign extention and zero
4492 2000-10-07 Richard Henderson <rth@cygnus.com>
4494 * calls.c (expand_call): Disallow sibcalls to noreturn functions.
4495 * flow.c (make_edges): Revert last change.
4497 * config/alpha/alpha.h (FUNCTION_OK_FOR_SIBCALL): Don't test
4499 * config/pa/pa.h (FUNCTION_OK_FOR_SIBCALL): Likewise.
4501 2000-10-06 David O'Brien <obrien@dragon.nuxi.com>
4503 * config/alpha/elf.h: Standardize the formatting.
4505 2000-10-06 David O'Brien <obrien@FreeBSD.org>
4507 * config/alpha/elf.h: Protect the ASM_OUTPUT_IDENT definition with an
4510 2000-10-06 Richard Henderson <rth@cygnus.com>
4512 * function.c (diddle_return_value): Examine
4513 current_function_return_rtx instead of the DECL_RESULT.
4514 (expand_function_end): Handle reloading DECL_RESULT from memory
4515 into a hard register. Query promote_mode for sign of mismatched
4518 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
4520 * haifa-sched.c (schedule_insns): Fix typo in freeing
4521 forward_dependency_cache.
4523 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
4525 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): Add
4526 `TARGET_SH2' as a condition.
4528 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
4530 * haifa-sched.c (anti_dependency_cache, output_dependency_cache,
4531 forward_dependency_cache): New variables.
4532 (add_dependence, remove_dependence): Use anti_dependency_cache and
4533 output_dependency_cache.
4534 (compute_block_forward_dependences): Use forward_dependency_cache.
4535 (schedule_insns): Allocate and free memory for anti/output/forward
4536 dependencies caches.
4538 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
4540 * config/sh/sh.md (call, call_value): Use `TARGET_SH2' instead of
4541 `! TARGET_SH1'. Reindent.
4543 2000-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4545 * builtins.c (is_valid_printf_arglist, expand_builtin_printf):
4546 Move functions from here ...
4548 * c-common.c (is_valid_printf_arglist, c_expand_builtin_printf):
4550 (c_expand_builtin): New function.
4551 (init_function_format_info): Don't set `check_function_format_ptr'.
4552 (c_common_nodes_and_builtins): Set built_in_class type for
4553 printf/__builtin_printf to BUILT_IN_FRONTEND.
4554 (c_expand_expr): Handle CALL_EXPRs that are front-end builtins.
4556 * c-common.h (build_function_call): Declare.
4558 * expr.c (expand_expr): Pass builtins with class BUILT_IN_FRONTEND
4559 to `lang_expand_expr' rather than `expand_builtin'.
4561 * tree.c (check_function_format_ptr): Delete.
4563 * tree.h (check_function_format_ptr): Likewise.
4565 2000-10-06 Hans-Peter Nilsson <hp@bitrange.com>
4567 * dwarf2out.c (build_cfa_loc): Correct to use DW_OP_regx or
4568 DW_OP_bregx when cfa->reg > 31.
4570 * frame-dwarf2.c (decode_stack_op) [case DW_OP_regx]: Add missing
4573 2000-10-05 Richard Henderson <rth@cygnus.com>
4575 * c-decl.c (warn_missing_noreturn): Remove.
4576 (c_expand_body): Don't set or check can_reach_end.
4577 * c-tree.h (warn_missing_noreturn): Move ...
4578 * flags.h: ... here.
4579 (can_reach_end): Remove.
4580 * flow.c (check_function_return_warnings): New.
4581 (make_edges): No edge to exit for noreturn sibcalls.
4582 * function.c (expand_function_end): Save the return value
4583 clobber instruction.
4584 (mark_function_status): Mark it.
4585 * function.h (struct function): Add x_clobber_return_insn.
4586 * jump.c (can_reach_end): Remove.
4587 (calculate_can_reach_end): Remove.
4588 (jump_optimize_1): Don't call it.
4589 * output.h (check_function_return_warnings): Declare.
4590 * toplev.c (warn_missing_noreturn): Move from c-decl.c
4591 (rest_of_compilation): Call check_function_return_warnings.
4593 2000-10-05 Richard Henderson <rth@cygnus.com>
4595 * Makefile.in (NM_FOR_TARGET): New.
4596 (libgcc.mk): Pass SHLIB_MKMAP, SHLIB_MAPFILES.
4597 (libgcc.a, stmp-multilib): Pass NM_FOR_TARGET.
4598 * mklibgcc.in: If SHLIB_MKMAP, build libgcc.map. Depend the
4599 shared library build on that and EXTRA_MULTILIB_PARTS.
4600 * mkmap-flat.awk: New file.
4601 * mkmap-symver.awk: New file.
4602 * libgcc-std.ver: New file.
4603 * config/libgcc-glibc.ver: New file.
4604 * config/ia64/libgcc-ia64.ver: New file.
4605 * config/t-linux (SHLIB_MKMAP, SHLIB_MAPFILES): New.
4606 (SHLIB_LINK): Add --version-script.
4607 * config/ia64/t-ia64 (SHLIB_MAPFILES): Add libgcc-ia64.ver.
4608 * config/mips/t-iris6 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
4609 * config/sparc/t-sol2 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
4610 (SHLIB_LINK): Add -M.
4612 2000-10-05 Richard Henderson <rth@cygnus.com>
4614 * Makefile.in (LIB2FUNCS): Add _clz.
4615 * libgcc2.c (__ffsdi2): Use count_trailing_zeros.
4616 (__clz_tab): Put in its own unit, non-static.
4617 * libgcc2.h: Always include longlong.h.
4619 * longlong.h [alpha] (count_leading_zeros): Use cmpbge with
4620 a zero instead of -1.
4621 (count_trailing_zeros): Likewise.
4623 2000-10-05 Richard Henderson <rth@cygnus.com>
4625 * config/alpha/alpha.c (alpha_emit_setcc): Don't swap GT tests
4626 when second op1 is const0_rtx. Validate op0 as a register.
4627 * config/alpha/alpha.md (setcc_internal): Don't allow constants
4628 in the first argument of the compare.
4629 (setcc_swapped_internal): Likewise.
4630 (setne_internal): Likewise.
4632 2000-10-05 Geoff Keating <geoffk@cygnus.com>
4634 * tree.c (tree_size): New function split out of copy_node.
4635 (make_node): Remove obstack handling. Use tree_size.
4636 (copy_node): Use tree_size.
4637 * tree.h: Prototype tree_size.
4639 2000-10-05 Richard Henderson <rth@cygnus.com>
4641 * diagnostic.c (output_format): Add missing break.
4643 2000-10-05 Jim Wilson <wilson@cygnus.com>
4645 * function.c (fixup_var_refs_1, case SET): When gen_move_insn returns a
4646 SEQUENCE, call emit_insn_before, copy PATTERN and REG_NOTES of last
4647 sequence insn to INSN, and delete last sequence insn.
4649 2000-10-05 Phil Edwards <pme@gcc.gnu.org>
4651 * gcc.c (main): Include generated configargs.h header
4652 and use arguments in '-v' output.
4654 Thu Oct 5 16:16:57 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4656 * gcc.c: Move data on prefixes forward in file and reorganize.
4657 (md_exec_prefix, md_startfile_prefix, md_startfile_prefix_1):
4658 Always define, but make null if no value.
4659 (static_specs): Add "md_exec_prefix", "md_startfile_prefix",
4660 and "md_startfile_prefix_1".
4661 (main): Check whether md_exec_prefix and the others are the
4662 null string rather than whether the macro is defined.
4664 Thu Oct 5 19:04:18 2000 J"orn Rennecke <amylaar@redhat.co.uk>
4666 * (convert_move): Use zero_extendpsisi2 to do an unsigned extension
4667 from PSImode to SImode.
4669 2000-10-05 Jakub Jelinek <jakub@redhat.com>
4671 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETICS]: Fix conversion
4672 from float to integral mode with HOST_BITS_PER_WIDE_INT 64.
4673 * dwarf2out.c (add_const_value_attribute): Divide by 4, not
4676 Thu Oct 5 09:31:31 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4678 * fold-const.c (fold, case MINUS_EXPR, case EQ_EXPR): Perform
4679 negation in proper type.a
4681 2000-10-04 Richard Henderson <rth@cygnus.com>
4683 * configure.in (enable-shared): New.
4684 * Makefile.in (LIBGCC_DEPS): Depend on EXTRA_PARTS as well.
4685 (libgcc.mk): Pass SHLIB_LINK, SHLIB_LIBS, SHLIB_MULTILIB to mklibgcc.
4686 * mklibgcc.in: Use them to link shared a libgcc.
4687 * config/t-linux (SHLIB_LINK, SHLIB_LIBS): New.
4688 * config/alpha/t-ieee (SHLIB_MULTILIB): New.
4689 * config/mips/t-iris6 (SHLIB_LINK, SHLIB_LIBS): New.
4690 * config/sparc/t-sol2 (SHLIB_LINK, SHLIB_LIBS): New.
4692 * configure.in (alpha-osf*): Use t-osf and x-osf.
4693 * config/alpha/t-osf: New file.
4694 * config/alpha/t-osf4: New file.
4695 * config/alpha/x-osf: New file.
4696 * config/alpha/x-alpha: Remove file.
4698 2000-10-04 Will Cohen <wcohen@redhat.com>
4700 * c-typeck.c (process_init_element): Added warning for zero-length
4703 * extend.texi (Zero Length): State that static initializers for
4704 zero-length arrays are not allowed.
4706 Mon Oct 2 14:50:14 MET DST 2000 Jan Hubicka <jh@suse.cz>
4708 * rtlanal.c (single_set_1): Do not require USE and CLOBBERs
4711 2000-10-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4713 * config/float-c4x.h: New.
4714 * configure.in (c4x-*): Set float_format to c4x.
4715 * configure: Regenerate.
4717 2000-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4719 * configure.in (sparc-*-solaris2*): Disable 32-to-64 cross
4720 compilation for solaris versions 2.7 and greater.
4722 2000-10-02 Marc Espie <espie@openbsd.org>
4724 * config/alpha.h (WORD_SWITCH_TAKES_ARG): add -rpath to default,
4725 instead of redefining from scratch.
4727 2000-10-02 David O'Brien <obrien@dragon.nuxi.com>
4729 * config/i386/freebsd.h (NO_PROFILE_COUNTERS): Define.
4731 2000-10-01 Mark Mitchell <mark@codesourcery.com>
4733 * config/ns32k/genix.h: Remove.
4734 * config/ns32k/x-genix: Likewise.
4735 * config/ns32k/xm-genix.h: Likewise.
4736 * config/fx80: Remove all filee in directory.
4737 * config/pyr: Likewise.
4738 * config/tahoe: Likewise.
4739 * config/gmicro: Likewise.
4740 * config/spur: Likewise.
4741 * configure.in: Remove configury bits for above targets.
4742 * configure: Regenerated.
4744 * configure.in: Don't configure chill by default.
4745 * configure: Regenerated.
4747 * c-decl.c (c_expand_body): Don't generate RTL if flag_syntax_only.
4748 (lang_mark_false_label_stack): Remove.
4749 * c-lex.c (init_c_lex): Add file_info_tree as GC root. Allocate
4750 <top level> string in GC area.
4751 (mark_splay_tree_node): New function.
4752 (mark_splay_tree): Likewise.
4753 * except.c (mark_eh_status): Only call lang_mark_false_label_stack
4755 * ggc-callbacks.c (lang_mark_false_label_stack): Remove.
4756 * ggc-common.c (lang_mark_false_label_stack): Change type.
4757 * ggc.h (ggc_alloc_string): Add comment.
4758 (ggc_strdup): New function.
4760 Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru>
4762 * config/avr/avr.h (BRANCH_COST): Define as 0.
4764 * config/pdp11/pdp11.c: #include "tree.h" added.
4766 2000-09-30 Marek Michalkiewicz <marekm@linux.org.pl>
4768 * config/avr/avr.c (ashlhi3_out, ashlsi3_out, ashrhi3_out,
4769 ashrsi3_out, lshrhi3_out, lshrsi3_out): Optimize more cases
4770 with known shift count.
4771 * config/avr/avr.md (ashlsi3, ashrsi3, lshrsi3):
4772 New alternative for shift count 2 with no scratch register.
4773 (ashlhi3, ashlsi3): Change "cc" attribute from "clobber" to
4774 "set_n" for shift counts 1 and 2.
4776 2000-09-30 Geoff Keating <geoffk@cygnus.com>
4778 * config/rs6000/rs6000.md (movsi_to_cr): Remove the USE. Calculate
4779 the mask value from the individual SET operations.
4780 (return_internal_si): Move the USE after the RETURN.
4781 (return_internal_di): Likewise.
4782 (return_and_restore_fpregs_si): Likewise.
4783 (return_and_restore_fpregs_di): Likewise.
4784 (return_eh_si): Likewise.
4785 (return_eh_di): Likewise.
4786 * config/rs6000/rs6000.c (mtcrf_operation): Don't look for,
4788 (rs6000_emit_prologue): Don't emit the USE for movsi_to_cr.
4789 Don't generate a PARALLEL around a single operation movsi_to_cr.
4790 Generate the RETURN first in any PARALLELs.
4792 * rtlanal.c (single_set_1): Use fatal_insn to display the
4793 invalid insn. Check for more cases when a USE or CLOBBER occurs
4795 * Makefile.in: Update dependencies for rtlanal.o.
4797 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
4799 * i386.c: Move include of "config.h" to before that of <setjmp.h>.
4801 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
4803 * c-tree.texi, contrib.texi, gcc.texi, install.texi, invoke.texi:
4804 Consistently use @email for formatting email addresses.
4806 2000-09-29 Richard Henderson <rth@cygnus.com>
4808 * cse.c (notreg_cost): New argument outer.
4809 (COST): Pass in SET to notreg_cost
4811 (fold_rtx): Use COST_IN. Prefer constants when costs
4814 2000-09-29 David Edelsohn <edelsohn@gnu.org>
4816 * fixinc/inclhack.def (broken_cabs): Generalize regex.
4817 * fixinc/fixincl.x: Regenerate.
4819 2000-09-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4821 * loop.c (check_final_value): A GIV is not replaceable if used
4824 Fri Sep 29 10:04:12 2000 Jeffrey A Law (law@cygnus.com)
4826 * version.c: Bump to gcc-2.97.
4828 Frs Sep 29 13:37:59 MET DST 2000 Jan Hubicka <jh@suse.cz>
4830 * final.c (final_scan_insn): Remove extra extract_insn call;
4831 Use caching for constrain_operands.
4832 (cleanup_subreg_operands): Use caching for extract_insn.
4833 * recog.c (constrain_operands_cached): New.
4834 * recog.h (constrain_operands_cached): Declare.
4835 * i386.c (ix86_attr_length_immediate_default,
4836 ix86_attr_length_address_default, ix86_agi_dependant): Cache
4839 * recog.c (asm_noperands): Tweak.
4840 (extract_insn): Do not call asm_noperads for non-asm instructions.
4842 Fri Sep 29 13:20:42 MET DST 2000 Jan Hubicka <jh@suse.cz>
4844 * recog.c (recog_memoized): Rename to recog_memoized_1.
4845 * recog.h (recog_memoized): Rename to recog_memoized_1.
4846 (recog_memoized): New macro.
4847 * rtl.h (single_set): Rename to single_set_1
4848 (single_set): New macro.
4849 * rtlanal.c (single_set): Rename to single_set_1; expect clobbers
4852 * i386.md (strmovsi_1, strmovhi_1 strmovqi_1):
4853 Do not use match_dup of input operands at outputs.
4854 Use register_operand for memory expression.
4855 (rep_movsi): Put use last, canonicalize.
4856 Use register_operand for memory expression.
4857 (rep_movqi): Put use last.
4858 Use register_operand for memory expression.
4859 (strsetsi_1, strset_hi_1, strsetqi_1): Do not use match_dup
4860 of input operands at outputs. Use register_operand for memory
4862 (rep_stossi): Put use last; canonicalize; fix match_dup in
4863 the address expression
4864 (rep_stosqi): Likewise.
4865 (memcmp expander): Update calls.
4866 (cmpstrsi_nz_1, cmpstrsi_1, strlensi_1): Avoid match_dups in
4869 * i386.md (fp_jcc_3, fp_jcc_4, jp_fcc_5): if_then_else operand is
4871 (fp_jcc_4, fp_jcc_3): Refuse unordered comparisons.
4873 2000-09-28 David O'Brien <obrien@FreeBSD.org>
4875 * config/i386/freebsd-aout.h: New, FreeBSD a.out config file.
4876 Contains the old contents of config/i386/freebsd.h
4877 * config/i386/freebsd.h: Now the ELF rather than a.out config file.
4878 Contains the old contents of config/i386/freebsd-elf.h
4879 * config/i386/freebsd-elf.h: Retire this file -- contents moved to
4880 config/i386/freebsd.h.
4881 * configure.in: Adjust for above changes.
4882 * po/POTFILES.in: Likewise.
4883 * po/en_GB.po: Likewise.
4884 * po/gcc.pot: Likewise.
4885 * configure: Rebuilt.
4887 2000-09-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4889 * doloop.c (doloop_modify): Prevent delete_insn() from
4890 deleting too much. Prefer loop->top over loop->start as
4891 target for the new JUMP insn.
4892 (doloop_valid_p): Ignore loop with exit_count != 0.
4894 2000-09-28 Philipp Thomas <pthomas@suse.de>
4896 * invoke.texi (i386 Options): Add athlon to table of possible
4899 2000-09-28 Gabriel Dos Reis <gdr@codesourcery.com>
4901 * diagnostic.h (output_clear_message_text): New function.
4902 (output_message_text): New macro.
4904 * diagnostic.c (clear_text_info): Rename to
4905 output_clear_message_text.
4906 (output_clear): Adjust.
4907 (output_finish): Rename to output_finalize_message. Tweek.
4908 (output_to_stream): Adjust.
4910 2000-09-28 Neil Booth <neilb@earthling.net>
4912 * cpperror.c (_cpp_begin_message): Do the test for suppression
4913 of warnings and pedantic warnings before the "is a warning an
4915 * cppinit.c (cpp_handle_option): Remove surplus \n.
4916 * cpplex.c (ON_REST_ARG): Delete.
4917 (skip_block_comment): Initialise prevc.
4918 (parse_args): Improve error messages.
4919 (maybe_paste_with_next): Use CONTEXT_VARARGS rather
4921 * cpplib.c (cpp_push_buffer): Fix grammar in message.
4922 * cppmain.c (main): Set callbacks for #ident and #pragma
4923 only if no_output option is false.
4924 (do_pragma_implementation): Only call the #pragma handler
4925 if it is set in the cpp_reader structure.
4927 Wed Sep 27 14:00:07 2000 Donald Lindsay <dlindsay@cygnus.com>
4929 * integrate.c (copy_insn_list): if an ignored return value
4930 is being clobbered, skip cloning that into the inline copy.
4932 2000-09-27 Joseph S. Myers <jsm28@cam.ac.uk>
4934 * extend.texi, invoke.texi, gcc.texi, install.texi: Consistently
4935 use @uref for formatting URLs.
4937 2000-09-27 Mark Elbrecht <snowball3@bigfoot.com>
4939 * config/i386/djgpp.h (UNIQUE_SECTION): Constify the variables
4942 Tue 26-Sep-2000 18:25:38 BST Neil Booth <neilb@earthling.net>
4944 * gcc.c (cpp_options): Add spec for -ftabstop=.
4945 (invoke_as): New spec that handles invoking as.
4946 Update specs to handle -save-temps and -traditional.
4947 * ch/lang-specs.h, f/lang-specs.h, java/lang-specs.h:
4949 * cp/lang-specs.h, objc/lang-specs.h: Update to use
4950 invoke_as, and handle -save-temps and -traditional (if
4953 2000-09-26 Jakub Jelinek <jakub@redhat.com>
4955 * config/sparc/sparc.c (sparc_emit_set_const64): Don't abort when
4957 (function_arg_slotno): Accept TImode/CTImode.
4958 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): If IN_LIBGCC2 define
4961 2000-09-26 Michael Hayes <mhayes@cygnus.com>
4963 * flow.c (flow_loop_pre_header_scan): Punt if loop enters
4966 2000-09-25 Jim Wilson <wilson@cygnus.com>
4968 * config/ia64/ia64.h (INDEX_REG_CLASS): Define to GENERAL_REGS.
4969 (REGNO_OK_FOR_INDEX_P): Define to REGNO_OK_FOR_BASE_P.
4970 (LEGITIMATE_ADDRESS_DISP): Use LEGITIMATE_ADDRESS_REG.
4971 (REG_OK_FOR_INDEX): Define to REG_OK_FOR_BASE_P.
4973 Tue 26-Sep-2000 00:16:22 BST Neil Booth <neilb@earthling.net>
4975 * cpplex.c (parse_args): Don't set VOID_REST flag.
4976 (CONTEXT_VARARGS): New flag.
4977 (maybe_paste_with_next): Set context earlier in loop. Use
4978 it. Do varargs test with CONTEXT_VARARGS flag.
4979 (push_arg_context): Set CONTEXT_VARARGS flag if we're
4980 pushing an argument context for a varargs argument.
4981 * cpplib.h (VOID_REST): Delete.
4982 * gcc.dg/cpp/vararg1.c: Add test case.
4984 2000-09-25 Branko Cibej <branko.cibej@hermes.si>
4986 * flags.h: Declare warning flag warn_system_headers.
4987 * toplev.c: Define it.
4988 (W_options): Add option -Wsystem-headers.
4989 * diagnostic.c (count_error): Test warn_system_headers.
4990 * invoke.texi: Add description for -Wsystem-headers.
4991 * cpplib.h (cpp_options): New member warn_system_headers.
4992 * cpphash.h (CPP_PEDANTIC, CPP_WTRADITIONAL): Don't test
4993 CPP_IN_SYSTEM_HEADER.
4994 * cpplib.c (do_import, do_pragma_once): Likewise.
4995 * cpperror.c (_cpp_begin_message): Test warn_system_headers
4996 and CPP_IN_SYSTEM_HEADER.
4997 * cppinit.c (handle_option): Recognize -Wsystem_headers.
4998 (print_help): Describe -Wsystem_headers.
4999 * cpplex.c (lex_line): Reorganize condition so that warnings
5000 about C++ comments in system headers can be enabled. Remove
5001 label do_line_comment.
5003 Mon 25-Sep-2000 23:38:27 BST Neil Booth <neilb@earthling.net>
5005 * cpplex.c (save_comment): Only store the initial '/'
5007 (lex_token): Combine handling of the two comment types.
5008 Pass everything but the initial '/' to save_comment.
5010 Mon 25-Sep-2000 23:31:45 BST Neil Booth <neilb@earthling.net>
5012 * cpphash.h (_cpp_digraph_spellings, _cpp_process_directive,
5013 _cpp_can_paste): New library-internal prototypes.
5014 * cpplex.c (dump_param_spelling, output_line_command,
5015 output_token, cpp_scan_buffer, cpp_scan_buffer_nooutput,
5016 cpp_printf, cpp_output_list): Move to cppoutput.c.
5017 (process_directive, can_paste, digraph_spellings): Add _cpp_ prefix.
5018 * cppmacro.c (dump_macro_args, cpp_dump_definition) Move to
5020 * cppoutput.c (dump_macro_args, cpp_dump_definition, output_token,
5021 dump_param_spelling, output_line_command, cpp_scan_buffer,
5022 cpp_scan_buffer_nooutput, cpp_printf, cpp_output_list): Moved
5024 * Makefile.in: Add cppoutput.c.
5025 * po/POTFILES.in: Add cppoutput.c.
5027 2000-09-25 Richard Henderson <rth@cygnus.com>
5029 * config/ia64/ia64.c (ia64_print_operand): Define 'e' as 64-n.
5030 * config/ia64/ia64.md (rotrsi3): Allow variable rotates; don't
5031 split until after reload.
5032 (rotlsi3, rotldi3): New.
5034 2000-09-25 Gabriel Dos Reis <gdr@codesourcery.com>
5036 * diagnostic.c (output_last_position): Define.
5037 (set_real_maximum_length): Tweek.
5038 * diagnostic.h (output_last_position): Declare.
5040 2000-09-25 Kazu Hirata <kazu@hxi.com>
5042 * config/i386/i386.c: Fix formatting.
5044 2000-09-24 Alan Lehotsky <alehotsky@cygnus.com>
5046 * emit-rtl-c (gen_lowpart_common): Accept non-paradoxical SUBREG when
5047 UNITS_PER_WORD is small.
5049 2000-09-25 Joseph S. Myers <jsm28@cam.ac.uk>
5051 * c-common.c (format_char_info): Add flags2; update comments.
5052 (print_char_table, scan_char_table, time_char_table): Split some
5053 flags out into flags2.
5054 (check_format_info): Use flags2 for those flags, for identifying
5055 the initial character of a scanf scanset, and for identifying
5056 printf formats where the '0' flag is ignored with precision.
5058 2000-09-25 Hans-Peter Nilsson <hp@axis.com>
5060 Changes below marked "here" add TABs on either or both sides,
5061 covering start of line, up to any operand for all noted .*ASM.*_OP
5062 definitions. All callers changed.
5063 * tm.texi: Make documented *_ASM.*_OP:s include spacing
5064 (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, SHARED_SECTION_ASM_OP,
5065 BSS_SECTION_ASM_OP, SHARED_BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
5066 ASM_BYTE_OP, FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
5067 ASM_STABS_OP, ASM_STABD_OP, ASM_STABN_OP).
5068 Fix typos in description for LONG_LONG_TYPE_SIZE and
5069 FINI_SECTION_ASM_OP.
5070 * crtstuff.c (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Explain
5071 why these defaults don't have leading spacing.
5072 * dbxout.c (ASM_STABS_OP, ASM_STABN_OP): Here.
5073 * dwarf2out.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5074 UNALIGNED_DOUBLE_INT_ASM_OP, SECTION_ASM_OP, ASM_BYTE_OP): Here.
5075 * dwarfout.c (FILE_ASM_OP, VERSION_ASM_OP,
5076 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, ASM_BYTE_OP,
5077 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP): Here.
5078 * defaults.h (ASM_STABD_OP, EH_FRAME_SECTION_ASM_OP): Here.
5079 * varasm.c (ASM_STABS_OP): Here.
5080 * xcoffout.h (ASM_STABS_OP): Here.
5081 * config/elfos.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
5082 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
5083 INT_ASM_OP, ASCII_DATA_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP,
5084 STRING_ASM_OP): Here.
5085 * config/freebsd.h (IDENT_ASM_OP): Here.
5086 * config/linux-aout.h (SET_ASM_OP): Here.
5087 * config/linux.h (SET_ASM_OP): Here.
5088 * config/lynx.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
5090 * config/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
5091 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP, ALIGN_ASM_OP): Here.
5092 * config/openbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
5093 * config/psos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
5095 * config/ptx4.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
5096 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
5097 INT_ASM_OP, ASCII_DATA_ASM_OP, CONST_SECTION_ASM_OP,
5098 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
5099 FINI_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP STRING_ASM_OP): Here.
5100 * config/svr3.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
5101 CONST_SECTION_ASM_OP, ASM_BYTE_OP): Here.
5102 * config/a29k/udi.h (INT_ASM_OP): Here.
5103 * config/alpha/alpha-interix.h (CONST_SECTION_ASM_OP,
5104 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
5106 * config/alpha/alpha.h (TEXT_SECTION_ASM_OP,
5107 READONLY_DATA_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5108 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5109 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_STABS_OP, ASM_STABN_OP,
5110 ASM_STABD_OP): Here.
5111 * config/alpha/elf.h (IDENT_ASM_OP, SKIP_ASM_OP, ALIGN_ASM_OP,
5112 COMMON_ASM_OP, INT_ASM_OP, ASCII_DATA_ASM_OP,
5113 CONST_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
5114 BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP,
5115 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, TYPE_ASM_OP,
5116 SIZE_ASM_OP, STRING_ASM_OP): Here.
5117 * config/alpha/vms.h (LINK_SECTION_ASM_OP,
5118 READONLY_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP,
5119 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, COMMON_ASM_OP): Here.
5120 * config/arc/arc.h (ASM_BYTE_OP, SET_ASM_OP): Here.
5121 (PUSHSECTION_ASM_OP): Define this, not PUSHSECTION_FORMAT.
5122 * config/arm/aof.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP):
5124 * config/arm/aout.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5125 BSS_SECTION_ASM_OP, SET_ASM_OP): Here.
5126 * config/arm/coff.h (INT_ASM_OP): Here.
5127 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Here.
5128 * config/arm/elf.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP): Here.
5129 * config/arm/linux-elf.h (IDENT_ASM_OP, CONST_SECTION_ASM_OP,
5130 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Here.
5131 * config/arm/unknown-elf.h (UNALIGNED_WORD_ASM_OP): Here.
5132 * config/avr/avr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5133 ASM_BYTE_OP, TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP,
5134 STRING_ASM_OP): Here. Update documentation copy in comments.
5135 * config/c4x/c4x.h (ASM_STABS_OP, BSS_SECTION_ASM_OP): Here.
5136 * config/clipper/clipper.h (TEXT_SECTION_ASM_OP,
5137 DATA_SECTION_ASM_OP): Here.
5138 * config/clipper/clix.h (BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP):
5140 * config/convex/convex.h (TEXT_SECTION_ASM_OP,
5141 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
5142 * config/d30v/d30v.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5143 BSS_SECTION_ASM_OP): Here.
5144 * config/fr30/fr30.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5145 BSS_SECTION_ASM_OP): Here.
5146 * config/fx80/fx80.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5148 * config/gmicro/gmicro.h (TEXT_SECTION_ASM_OP,
5149 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
5150 * config/h8300/h8300.h (ASM_WORD_OP): Here.
5151 * config/i370/i370.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5152 BSS_SECTION_ASM_OP): Here.
5153 * config/i386/aix386.h (INIT_SECTION_ASM_OP): Here.
5154 * config/i386/bsd.h (ASM_BYTE_OP): Here.
5155 * config/i386/cygwin.h (SET_ASM_OP, INT_ASM_OP): Here.
5156 * config/i386/dgux.h (CONST_SECTION_ASM_OP): Here.
5157 * config/i386/djgpp.h (IDENT_ASM_OP, INT_ASM_OP, SET_ASM_OP):
5159 * config/i386/freebsd-elf.h (SET_ASM_OP): Here.
5160 * config/i386/freebsd.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP):
5162 * config/i386/i386-coff.h (CTORS_SECTION_ASM_OP,
5163 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
5164 * config/i386/i386-interix.h (STRING_ASM_OP, CONST_SECTION_ASM_OP,
5165 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
5167 * config/i386/i386elf.h (BSS_SECTION_ASM_OP): Here.
5168 * config/i386/netbsd.h (INT_ASM_OP): Here.
5169 * config/i386/openbsd.h (INT_ASM_OP): Here.
5170 * config/i386/osfrose.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP,
5171 IDENT_ASM_OP): Here.
5172 * config/i386/sco5.h (ALIGN_ASM_OP, ASCII_DATA_ASM_OP,
5173 ASM_BYTE_OP, IDENT_ASM_OP, COMMON_ASM_OP, SET_ASM_OP,
5174 LOCAL_ASM_OP, INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, STRING_ASM_OP,
5175 SKIP_ASM_OP, GLOBAL_ASM_OP): Here.
5176 * config/i386/seq-sysv3.h (SHARED_SECTION_ASM_OP,
5177 SHARED_BSS_SECTION_ASM_OP): Here.
5178 * config/i386/sequent.h (SHARED_SECTION_ASM_OP): Here.
5179 * config/i386/sun386.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
5180 DATA_SECTION_ASM_OP): Here.
5181 * config/i386/svr3gas.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
5182 CONST_SECTION_ASM_OP): Here.
5183 * config/i386/sysv3.h (INIT_SECTION_ASM_OP): Here.
5184 * config/i386/unix.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5185 BSS_SECTION_ASM_OP): Here.
5186 * config/i860/bsd-gas.h (ASCII_DATA_ASM_OP): Here.
5187 * config/i860/bsd.h (ASCII_DATA_ASM_OP): Here.
5188 * config/i860/fx2800.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP,
5189 BSS_ASM_OP): Here, but use trailing spaces.
5190 * config/i860/i860.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
5191 DATA_SECTION_ASM_OP): Here.
5192 * config/i860/paragon.h (ASCII_DATA_ASM_OP, BSS_SECTION_ASM_OP):
5194 * config/i860/sysv3.h (ASCII_DATA_ASM_OP, CTORS_SECTION_ASM_OP,
5195 DTORS_SECTION_ASM_OP, TDESC_SECTION_ASM_OP): Here.
5196 * config/i860/sysv4.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
5197 TDESC_SECTION_ASM_OP): Here.
5198 * config/i960/i960-coff.h (CTORS_SECTION_ASM_OP,
5199 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
5200 * config/i960/i960.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5202 * config/ia64/ia64.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5203 BSS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
5204 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5205 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
5206 * config/ia64/sysv4.h (ASM_BYTE_OP, STRING_ASM_OP, SKIP_ASM_OP,
5207 COMMON_ASM_OP, ASCII_DATA_ASM_OP, INIT_SECTION_ASM_OP,
5208 FINI_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
5209 SDATA_SECTION_ASM_OP, SBSS_SECTION_ASM_OP): Here.
5210 * config/m32r/m32r.h (SCOMMON_ASM_OP): Here.
5211 * config/m68hc11/m68hc11.h (GLOBAL_ASM_OP): Here.
5212 * config/m68k/auxas.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
5213 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
5215 * config/m68k/coff.h (BSS_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
5216 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
5217 * config/m68k/crds.h (BSS_SECTION_ASM_OP): Here.
5218 * config/m68k/dpx2.h (ASM_BYTE_OP, GLOBAL_ASM_OP): Here.
5219 * config/m68k/hp320.h (ASCII_DATA_ASM_OP, GLOBAL_ASM_OP): Here.
5220 * config/m68k/linux.h (BSS_SECTION_ASM_OP): Here.
5221 * config/m68k/lynx.h (BSS_SECTION_ASM_OP): Here.
5222 * config/m68k/m68k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5223 GLOBAL_ASM_OP): Here.
5224 * config/m68k/m68kelf.h (SWBEG_ASM_OP, BSS_ASM_OP,
5225 BSS_SECTION_ASM_OP): Here.
5226 * config/m68k/m68kv4.h (BSS_ASM_OP): Here.
5227 * config/m68k/mot3300.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5228 ASCII_DATA_ASM_OP, SET_ASM_OP, CTORS_SECTION_ASM_OP,
5229 DTORS_SECTION_ASM_OP, GLOBAL_ASM_OP, ASM_BYTE_OP, ALIGN_ASM_OP,
5231 * config/m68k/newsgas.h (SET_ASM_OP): Here.
5232 * config/m68k/rtemself.h (INIT_SECTION_ASM_OP,
5233 FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
5234 * config/m68k/sgs.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
5235 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
5236 SET_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here,
5237 but use trailing spaces.
5238 * config/m68k/tower-as.h (TEXT_SECTION_ASM_OP,
5239 DATA_SECTION_ASM_OP, GLOBAL_ASM_OP, INIT_SECTION_ASM_OP,
5240 FINI_SECTION_ASM_OP, CONST_SECTION_ASM_OP, BSS_SECTION_ASM_OP):
5242 * config/m88k/dgux.h (FINI_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
5243 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
5244 * config/m88k/m88k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5245 CONST_SECTION_ASM_OP, TDESC_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
5246 DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
5247 IDENT_ASM_OP, FILE_ASM_OP, SECTION_ASM_OP, SET_ASM_OP,
5248 GLOBAL_ASM_OP, ALIGN_ASM_OP, SKIP_ASM_OP, COMMON_ASM_OP,
5249 BSS_ASM_OP, FLOAT_ASM_OP, DOUBLE_ASM_OP, INT_ASM_OP, SHORT_ASM_OP,
5250 CHAR_ASM_OP, ASCII_DATA_ASM_OP, SBSS_ASM_OP, SCOMM_ASM_OP,
5251 SDATA_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, INTERNAL_ASM_OP,
5252 VERSION_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5253 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP, REQUIRES_88110_ASM_OP,
5255 * config/m88k/openbsd.h (SET_ASM_OP): Here.
5256 * config/m88k/sysv4.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
5257 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
5258 * config/mcore/mcore-elf.h (UNALIGNED_INT_ASM_OP,
5259 UNALIGNED_SHORT_ASM_OP, CTORS_SECTION_ASM_OP,
5260 DTORS_SECTION_ASM_OP): Here.
5261 * config/mcore/mcore-pe.h (CTORS_SECTION_ASM_OP,
5262 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
5263 * config/mips/elf.h (TYPE_ASM_OP, SIZE_ASM_OP,
5264 BSS_SECTION_ASM_OP): Here.
5265 * config/mips/elf64.h (TYPE_ASM_OP, SIZE_ASM_OP): Here.
5266 * config/mips/iris5.h (ABICALLS_ASM_OP): Here.
5267 * config/mips/iris6.h (TYPE_ASM_OP, SIZE_ASM_OP,
5268 POPSECTION_ASM_OP, BSS_SECTION_ASM_OP, CONST_SECTION_ASM_OP_32,
5269 CONST_SECTION_ASM_OP_64, CTORS_SECTION_ASM_OP,
5270 DTORS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
5271 * config/mips/mips.c (ABICALLS_ASM_OP): Here.
5272 * config/mips/mips.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP):
5274 * config/mips/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP):
5276 * config/mips/osfrose.h (SET_ASM_OP): Here.
5277 * config/mips/sni-svr4.h (ABICALLS_ASM_OP): Here.
5278 * config/ns32k/encore.h (SHARED_SECTION_ASM_OP): Here.
5279 * config/ns32k/merlin.h (SHARED_SECTION_ASM_OP): Here.
5280 * config/ns32k/ns32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5282 * config/ns32k/sequent.h (SHARED_SECTION_ASM_OP): Here.
5283 * config/ns32k/tek6000.h (SHARED_SECTION_ASM_OP): Here.
5284 * config/pa/pa-64.h (INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP): Here.
5285 * config/pa/pa.h (ASM_STABS_OP, ASM_STABN_OP): Here.
5286 * config/pj/pj.h (SET_ASM_OP, BSS_SECTION_ASM_OP): Here.
5287 * config/pyr/pyr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5289 * config/romp/romp.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5291 * config/rs6000/rs6000.h (SET_ASM_OP): Here.
5292 * config/rs6000/sol2.h (ASM_STABN_OP): Here.
5293 * config/rs6000/sysv4.h (SKIP_ASM_OP, LOCAL_ASM_OP, LCOMM_ASM_OP):
5295 * config/sh/sh.h (SET_ASM_OP, BSS_SECTION_ASM_OP,
5296 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here.
5297 * config/sparc/linux.h (COMMON_ASM_OP): Here.
5298 * config/sparc/linux64.h (COMMON_ASM_OP,
5299 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
5300 * config/sparc/litecoff.h (BSS_SECTION_ASM_OP,
5301 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
5302 * config/sparc/lynx.h (BSS_SECTION_ASM_OP): Here.
5303 * config/sparc/pbd.h (ASM_INT_OP): Here.
5304 * config/sparc/sp64-elf.h (UNALIGNED_LONGLONG_ASM_OP): Here.
5305 * config/sparc/sparc.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
5306 DATA_SECTION_ASM_OP, IDENT_ASM_OP): Here.
5307 * config/sparc/sun4gas.h (UNALIGNED_DOUBLE_INT_ASM_OP,
5308 UNALIGNED_INT_ASM_OP, UNALIGNED_SHORT_ASM_OP): Here.
5309 * config/sparc/sysv4.h (STRING_ASM_OP, COMMON_ASM_OP, SKIP_ASM_OP,
5310 UNALIGNED_DOUBLE_INT_ASM_OP, UNALIGNED_INT_ASM_OP,
5311 UNALIGNED_SHORT_ASM_OP, PUSHSECTION_ASM_OP, POPSECTION_ASM_OP,
5312 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP,
5313 CONST_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
5314 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
5315 EH_FRAME_SECTION_ASM_OP): Here.
5316 * config/sparc/vxsim.h (COMMON_ASM_OP): Here.
5317 * config/spur/spur.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5319 * config/tahoe/tahoe.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5321 * config/v850/v850.h (SCOMMON_ASM_OP, ZCOMMON_ASM_OP,
5322 TCOMMON_ASM_OP): Here.
5323 * config/vax/vax.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5325 * config/we32k/we32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5328 2000-09-25 Richard Henderson <rth@cygnus.com>
5330 * expmed.c (store_bit_field): Adjust last change to not consider
5331 any word-sized field naturally aligned.
5333 2000-09-24 Richard Henderson <rth@cygnus.com>
5335 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
5336 TFmode unordered compares properly. Revalidate integer compare
5338 (alpha_emit_setcc): New.
5339 (alpha_emit_conditional_move): Revalidate integer compare operands.
5340 * config/alpha/alpha-protos.h: Update.
5341 * config/alpha/alpha.md (cmpdi): Allow general operands.
5342 (sne): Use alpha_emit_setcc.
5343 (seq, slt, sle, sgt, sge, sltu, sleu, sgtu, sgeu): Likewise.
5344 (sunordered, sordered): New.
5346 2000-09-24 Richard Henderson <rth@cygnus.com>
5348 * config/ia64/ia64-protos.h: Update.
5349 * config/ia64/ia64.c (call_multiple_values_operation): Remove.
5350 (ia64_expand_call): New.
5351 (ia64_expand_prologue): Emit an alloc if we need extra input
5353 (ia64_expand_epilogue): New arg sibcall_p; don't emit the return
5354 instruction if true.
5355 (struct reg_flags): Add is_sibcall.
5356 (rtx_needs_barrier): A sibcall does not use CFM et al. Ignore USEs.
5357 (emit_insn_group_barriers): Set flags.is_sibcall. Remove hacks
5358 for CODE_FOR_gr_spill_internal/CODE_FOR_gr_restore_internal.
5359 * config/ia64/ia64.h (PREDICATE_CODES): Update.
5360 * config/ia64/ia64.md (call): Use ia64_expand_call.
5361 (call_value): Likewise.
5362 (sibcall, sibcall_value): New.
5363 (call patterns): Remove extra expanders; tidy.
5364 (sibcall_epilogue): New.
5365 (set_bsp): Remove the extra USE. Put the operand inside the UNSPEC.
5367 2000-09-24 Richard Henderson <rth@cygnus.com>
5369 * emit-rtl.c (gen_lowpart_common): Use trunc_int_for_mode.
5371 * sibcall.c (skip_pic_restore): New.
5372 (identify_call_return_value): Use it.
5374 2000-09-24 Mark Mitchell <mark@codesourcery.com>
5376 * c-tree.texi: Moved here from cp/ir.texi. Documented nested
5377 functions. Generalize to handle both C and C++.
5378 * Makefile.in (c-tree.info): New target.
5379 (info): Add c-tree.info.
5381 Sun Sep 24 09:15:48 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5383 * expr.c (store_field): If BITSIZE is negative, use size of type.
5384 (expand_expr, case COMPONENT_EXPR): Likewise.
5386 Sun 24-Sep-2000 11:40:23 BST Neil Booth <NeilB@earthling.net>
5388 * cpplex.c: Update TODO comment.
5389 * cpplib.c (do_error, do_warning): Merge common code of
5390 do_error and do_warning into do_diagnostic. Use it.
5391 (do_diagnostic): New function.
5392 * cpplib.h: Fix comment typo.
5394 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
5396 * c-common.c (check_format_info): Warn for a wide character string
5397 used as a non-wide format argument.
5399 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
5401 * builtins.def (BUILT_IN_LLABS): Add.
5402 * builtins.c (expand_builtin): Also abort on BUILT_IN_LLABS.
5403 * c-common.c (c_common_nodes_builtins): Create builtin functions
5404 __builtin_llabs, and plain llabs unless no_nonansi_builtins
5405 outside of C99 mode.
5406 (expand_tree_builtin): Handle BUILT_IN_LLABS.
5408 Sat 23-Sep-2000 22:39:18 BST Neil Booth <NeilB@earthling.net>
5410 * cpphash.h (CPP_RESERVE, CPP_PUTS_Q, CPP_PUTS, CPP_PUTC_Q,
5411 CPP_PUTC, DUMMY_TOKEN, NO_DUMMY_TOKEN): Delete.
5412 * cpplex.c (_cpp_expand_token_space, _cpp_init_toklist,
5413 _cpp_free_toklist): No need to worry about extra dummy token
5414 at the start of token lists any more.
5415 (trigraph_ok): Only warn outside comments.
5416 (skip_block_comment): Set and clear lexing_comment.
5417 (skip_line_comment): Take a cpp_reader not cpp_buffer.
5418 Set and clear lexing_comment.
5419 (parse_number): Handle leading '.' indicated by pfile->seen_dot.
5420 (check_long_token): Delete.
5421 (lex_percent, lex_dot): New subroutines of lex_token to
5422 handle lexing of '.' and '%' without lookback.
5423 (lex_token): Use lex_dot and lex_percent.
5424 (lex_line): Don't check for LIST_OFFSET.
5425 (_cpp_init_input_buffer): Update for new _cpp_init_toklist.
5426 * cpplib.c (_cpp_parse_assertion): Similarly.
5427 (cpp_push_buffer): Initialize extra_char.
5428 * cpplib.h (LIST_OFFSET): Delete.
5429 (struct cpp_buffer): New member extra_char.
5430 (struct lexer_state): New members lexing_comment and seen_dot.
5432 2000-09-23 Jason Merrill <jason@redhat.com>
5434 * config/rs6000/x-aix41 (CLIB): Define here.
5435 * config/rs6000/t-aix43: Not here.
5436 * config/rs6000/t-aix41: Or here. Remove.
5437 * configure.in: Don't use it.
5439 2000-09-22 Jason Merrill <jason@redhat.com>
5441 * configure.in: Add test for HAVE_LD_DWARF_LINKONCE.
5442 * toplev.c: Use it to initialize flag_eliminate_dwarf2dups.
5443 * config.in: Regenerate.
5445 * configure.in: Fix checks for assembler features when using a
5446 one-tree assembler that has not yet been built.
5447 Fix --disable-threads.
5449 2000-09-19 Geoff Keating <geoffk@cygnus.com>
5451 * stmt.c (expand_asm_operands): Allow # in constraints.
5453 2000-09-22 Jason Merrill <jason@redhat.com>
5455 * c-lex.c (skip_white_space): Just treat CRs as horizontal whitespace.
5457 * dbxout.c (dbxout_symbol_name): Just use DECL_NAME for
5458 function-local names.
5460 2000-09-22 Brad Lucier <lucier@math.purdue.edu>
5461 Mark Mitchell <mark@codesourcery.com>
5463 * toplev.c (warn_disabled_optimization): Declare new warning flag.
5464 * flags.h (warn_disabled_optimization): Add it here.
5465 * gcse.c (gcse_main): Add warning when disabled.
5466 * invoke.texi: Document -Wdisabled-optimization.
5468 2000-09-21 Jason Merrill <jason@redhat.com>
5470 * dwarf2out.c (add_const_value_attribute): Multiply by length, not 4.
5472 * dwarf2out.c (tree_add_const_value_attribute): New fn.
5473 (gen_variable_die): Call it for non-definitions.
5475 * dwarf2out.c (die_struct): Add die_mark field.
5476 (mark_dies, unmark_dies): New fns.
5477 (clear_die_sizes): Remove.
5478 (print_die): Check die_symbol rather than die_offset.
5479 (build_abbrev_table, output_pubnames, output_aranges): Check
5480 die_mark rather than die_offset.
5481 (output_comp_unit): Move calc_die_sizes after build_abbrev_table.
5484 Thu 21-Sep-2000 18:19:05 BST Neil Booth <NeilB@earthling.net>
5486 * cppfiles.c (lookup_include_file): Rename to open_file.
5487 Always create a splay tree value, even on syscall failures.
5488 Negative entries indicated by fd == -2.
5489 Re-open files closed in the meantime.
5490 (_cpp_fake_include): Create a negative splay tree entry.
5491 (find_include_file, cpp_read_file): Update for function name
5493 * gcc.gd/cpp/mi4.c: Testcase.
5495 2000-09-21 Nick Clifton <nickc@redhat.com>
5497 * config/arm/t-arm-elf (MULTILIB_DIRNAMES): Enable multilibs for
5498 ARM and THUMB modes.
5500 * config/mcore/mcore.c: Fix compile time warnings.
5501 * config/mcore/mcore-protos.h: Fix compile time warnings.
5503 2000-09-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5505 * configure.in: Correct test of gcc_cv_glibc.
5506 * configure: Rebuilt.
5507 * config.in: Rebuilt.
5509 2000-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5511 * builtins.c (expand_builtin_fputs): Also expand when length!=1.
5512 (expand_builtin): Handle BUILT_IN_FWRITE.
5514 * builtins.def (BUILT_IN_FWRITE): New entry.
5516 * c-common.c (c_common_nodes_and_builtins): Declare __builtin_fwrite.
5518 Wed Sep 20 15:39:14 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5520 * gcc.c (modify_target): New variable and struct.
5521 (process_command): Handle MODIFY_TARGET_NAME.
5522 * tm.texi (MODIFY_TARGET_NAME): Add documentation for new macro.
5523 * config/pa/pa.h (MODIFY_TARGET_NAME): New macro.
5525 * c-decl.c (finish_decl): Add else's to avoid referencing
5526 TYPE_DOMAIN of an ERROR_MARK.
5528 Wed Sep 20 21:44:31 2000 Denis Chertykov <denisc@overta.ru>
5530 * config/avr/avr.c (adjust_insn_length): Adjust lengths of
5533 2000-09-19 Marek Michalkiewicz <marekm@linux.org.pl>
5535 * config/avr/avr.md (neghi2): Add alternative for input and output
5536 operands in different registers, as in negsi2.
5537 (*negsi2): Remove '*' from the name. Use "movw" if available.
5539 2000-09-19 Jim Wilson <wilson@cygnus.com>
5541 * config/ia64/crtbegin.asm (__dso_handle): Delete use of
5542 HAVE_GAS_HIDDEN macro.
5544 Tue 19-Sep-2000 22:38:57 BST Neil Booth <NeilB@earthling.net>
5546 * cpplex.c (lex_line): Drop the EOF token for unknown
5547 directives in assembler.
5549 2000-09-19 David Edelsohn <edelsohn@gnu.org>
5551 * configure.in: Allow enable_threads_flag value of "aix". Define
5552 thread_file as "aix" for AIX 4.3 and above.
5553 * configure: Regenerated.
5555 * gthr-aix.h: New file.
5557 * rs6000/t-aix43: Replace soft-float multilib with pthread.
5558 Remove 403 processor multilib match. Fix rios2 processor multilib
5561 * rs6000/aix.h (ASM_DECLARE_FUNCTION_NAME): Use function_section
5562 to return to appropriate csect.
5564 2000-09-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5566 * builtins.c (is_valid_printf_arglist, expand_builtin_printf): New
5568 (expand_builtin_fputs): Set `target' parameter for `expand_expr'.
5569 (expand_builtin): Handle BUILT_IN_PUTCHAR, BUILT_IN_PUTS and
5572 * builtins.def (BUILT_IN_PUTCHAR, BUILT_IN_PUTS, BUILT_IN_PRINTF):
5575 * c-common.c (init_function_format_info): Handle __builtin_printf.
5576 Set `check_function_format_ptr'.
5577 (c_common_nodes_and_builtins): Set `puts_ftype' and
5578 `printf_ftype'. Declare __builtin_putchar, __builtin_puts,
5579 __builtin_printf and printf.
5581 * tree.c, tree.h (check_function_format_ptr): Declare.
5583 Tue 19-Sep-2000 18:26:57 BST Neil Booth <NeilB@earthling.net>
5585 * cppfiles.c (read_include_file): Take no special action for
5588 2000-09-19 Bernd Schmidt <bernds@redhat.co.uk>
5590 * final.c (insn_current_reference_address): Use INSN_SHUID of seq
5591 rather than that of branch.
5592 (shorten_branches): Don't increment insn_current_address twice.
5594 Undo most of the Wed Jan 27 23:39:53 1999 patch:
5595 * loop.h (struct induction): Delete members derived, ix and last_use.
5596 (struct loop_ivs): Delete members first_increment_giv and
5598 * loop.c (verify_dominator, find_life_end, cmp_recombine_givs_stats,
5599 recombine_givs): Delete functions.
5600 (find_and_verify_loops): Don't initialize cont_dominator.
5601 (strength_reduce): Lose code to try to find bivs that can be
5602 expressed as givs of another biv, and to convert biv increments
5604 Lose loop_scan_start variable, always use loop->scan_start.
5605 Don't call recombine_givs. Don't handle derived givs.
5606 (record_giv): Don't initialize derived and last_use fields.
5607 (biv_eliminiation_giv_has_0_offset): Lose code to handle derived
5609 * unroll.c (derived_regs): Delete static variable.
5610 (unroll_loop): Don't initialize it.
5611 (copy_loop_body): Lose code to handle derived givs.
5612 (find_splittable_givs): Don't check for givs made from biv
5614 Don't set derived_regs.
5616 Fix misapplied earlier patch:
5617 * config/sh/sh.md (floatsisf_ie): Reenable. Remove explicit reference
5619 (floatsisf2): Generate floatsisf_ie by default.
5620 (floatsisf_i4): Conditional on TARGET_SH4.
5622 (floatsisf2, floatsidf2, extendsfdf2): Also use reg_no_subreg_operand
5623 predicate for the expanders.
5625 2000-09-19 Richard Henderson <rth@cygnus.com>
5627 * config/i386/i386.h (CPP_CPU_SPEC): Define i586 and i686 symbols
5628 in addition to pentium and pentiumpro symbols.
5629 (CPP_CPU_DEFAULT_SPEC): Likewise.
5631 * c-typeck.c (c_expand_asm_operands): Restore the output tree
5634 * stmt.c (expand_expr_stmt): Only call warn_if_unused_value
5635 if the tree has side effects.
5636 (warn_if_unused_value): Do not warn about void constructs.
5638 * c-decl.c (poplevel): Invoke warn_about_unused_variables.
5640 * unroll.c (copy_loop_body): Update LABEL_NUSES before
5641 calling invert_jump.
5643 2000-09-18 Geoff Keating <geoffk@cygnus.com>
5645 * combine.c (can_combine_p): Don't substitute an ASM_OPERANDS
5648 2000-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5650 * Makefile.in (c-common.o): Depend on diagnostic.h.
5652 * c-common.c: Include diagnostic.h.
5654 (status_warning): New function.
5655 (check_format_info, maybe_read_dollar_number, check_format_types,
5656 finish_dollar_format_checking, check_function_format): Accept a
5657 `status' parameter. All callers changed.
5659 * c-common.h (check_function_format): Accept a `status' parameter.
5661 * c-typeck.c: Update call to `check_function_format'.
5663 2000-09-18 Richard Henderson <rth@cygnus.com>
5665 * c-decl.c (c_expand_body): Call mark_varargs before
5666 expand_function_start.
5668 2000-09-18 Geoff Keating <geoffk@cygnus.com>
5670 * config/rs6000/eabi-cn.asm: Use /**/ to delimit comments, not #.
5671 * config/rs6000/eabi-ci.asm: Likewise.
5673 2000-09-18 Richard Henderson <rth@cygnus.com>
5675 * emit-rtl.c (init_emit_once): Initialize const_tiny_rtx
5678 2000-09-18 Jim Wilson <wilson@cygnus.com>
5680 * unroll.c (loop_iterations): Pass increment to extend_for_giv_value
5681 before passing it to fold_rtx_mult_add.
5683 * unroll.c (final_giv_value): Pass increment through
5684 extend_value_for_giv before passing it to emit_iv_add_mult.
5686 * function.c (fixup_var_refs_1, case ZERO_EXTRACT): If we have a
5687 paradoxical subreg, then directly substitute the replacement and
5690 Mon 18-Sep-2000 22:12:44 BST Neil Booth <NeilB@earthling.net>
5692 * cpp.texi: Update documentation, including some clarifications,
5693 the treatment of various newline combinations, and space between
5694 backslash and newline.
5696 Mon Sep 18 21:00:47 2000 J"orn Rennecke <amylaar@redhat.co.uk>
5698 * sdbout.c (PUT_SDB_DEF, PUT_SDB_TAG, PUT_SDB_EPILOGUE_END):
5699 Replace ASM_OUTPUT_LABELREF with assemble_name.
5701 Mon Sep 18 20:26:50 2000 J"orn Rennecke <amylaar@redhat.co.uk>
5703 * sh.c (addsubcosts): CONST is not cheap.
5704 (find_barrier): For Sh1, take alignment after jumps into account.
5706 2000-09-15 Andrew Haley <aph@redhat.com>
5708 * toplev.c (rest_of_compilation): Call purge_hard_subreg_sets to
5709 remove all SETs of SUBREGs of hard registers.
5710 * function.c (purge_hard_subreg_sets): New function.
5711 (purge_single_hard_subreg_set): New function.
5712 * rtl.h: (purge_hard_subreg_sets): New function.
5714 2000-09-18 Richard Henderson <rth@cygnus.com>
5716 * config/ia64/ia64-protos.h: Update.
5717 * config/ia64/ia64.c (signed_inequality_operator): New.
5718 (ia64_expand_compare): New.
5719 (ia64_register_move_cost): Handle PR_REGS moves.
5720 (ia64_secondary_reload_class): Require a GR when moving to a PR.
5721 (struct reg_write_state): Add written_by_and/or.
5722 (struct reg_flags): Add is_and/or.
5723 (rws_update): Set them.
5724 (rws_access_regno): Test them to allow parallel comparisons.
5725 (rtx_needs_barrier): Recognize parallel comparisons.
5726 (emit_insn_group_barriers): Set prev_insn after a call stop bit.
5727 Call recog_memoized; ignore pred_rel_mutex.
5728 (emit_predicate_relation_info): Don't call find_basic_blocks here.
5729 (ia64_reorg): Do it here instead.
5730 * config/ia64/ia64.h: s/CCmode/BImode/g
5731 (MODES_TIEABLE_P): Don't tie BImode.
5732 (PREFERRED_RELOAD_CLASS): Do not reload operations into AR regs.
5733 (CONST_COSTS): Pick sensible values for CONST_INT based on context.
5734 (RTX_COSTS): Make multiply 4 insns.
5735 (MEMORY_MOVE_COST): New.
5736 (PREDICATE_CODES): Update.
5737 * config/ia64/ia64.md: s/CCmode/BImode/g
5738 (movcci, movbi): New.
5739 (andbi3, andcmbi3, iorbi3, iorcmbi3, one_cmplbi2): New.
5740 (cmpsi_and_0, cmpsi_and_1, cmpsi_andnot_0, cmpsi_andnot_1): New.
5741 (cmpdi_and_0, cmpdi_and_1, cmpdi_andnot_0, cmpdi_andnot_1): New.
5742 (tbit_and_0, tbit_and_1, tbit_and_2, tbit_and_3): New.
5743 (cmpsi_or_0, cmpsi_or_1, cmpsi_orcm_0, cmpsi_orcm_1): New.
5744 (cmpdi_or_0, cmpdi_or_1, cmpdi_orcm_0, cmpdi_orcm_1): New.
5745 (tbit_or_0, tbit_or_1, tbit_or_2, tbit_or_3): New.
5746 (mulsi, muldi): Use xmpy not xma.
5748 (movcc, movcc_internal): Remove.
5749 (branch expanders): Use ia64_expand_compare.
5750 (setcc expanders): Likewise.
5751 (cmov insns): Use move_operand and ia64_move_ok.
5752 (pred_rel_mutex): Use unspec not unspec_volatile. Prevent the
5753 scheduler from moving it past a use.
5754 * config/ia64/build.hacks: Remove.
5756 Mon 18-Sep-2000 19:21:35 BST Neil Booth <NeilB@earthling.net>
5758 * cpphash.h (HASHSTEP): Take character rather than pointer
5760 (_cpp_check_directive, _cpp_check_linemarker): Update prototypes.
5762 * cpphash.c (cpp_loookup): Update for new HASHSTEP.
5764 * cpplex.c (auto_expand_name_space, trigraph_replace,
5765 backslash_start, handle_newline, parse_name, INIT_TOKEN_STR,
5766 IMMED_TOKEN, PREV_TOKEN_TYPE, PUSH_TOKEN, REVISE_TOKEN,
5767 BACKUP_TOKEN, BACKUP_TRIGRAPH, MIGHT_BE_DIRECTIVE,
5768 KNOWN_DIRECTIVE): Delete.
5770 (handle_newline, check_long_token, skip_escaped_newlines,
5771 unterminated): New functions.
5772 (ACCEPT_CHAR, SAVE_STATE, RESTORE_STATE): New macros.
5774 (parse_identifier): Was parse_name, new implementation.
5775 (skip_line_comment, skip_block_comment, skip_whitespace,
5776 parse_number, parse_string, trigraph_ok, save_comment,
5777 adjust_column, _cpp_get_line): New implementations.
5779 (lex_token): New function. Lexes a token at a time, looking
5780 forwards. Contains most of the guts of the old lex_line.
5781 (lex_line): New implementation, using lex_token to obtain
5783 (cpp_scan_buffer): Use the token's line, not the list's line.
5785 * cpplib.c (_cpp_check_directive, _cpp_check_linemarker):
5786 New implementations.
5787 (do_assert): Don't bother setting the answer's list's line.
5788 (cpp_push_buffer): Initialise new pfile and read_ahead members
5789 of struct cpp_buffer.
5791 * cpplib.h (cppchar_t): New typedef.
5792 (struct cpp_buffer): read_ahead, pfile and col_adjust are
5794 (struct lexer_state): New structure that determines the state
5795 and behaviour of the lexer.
5796 (IN_DIRECTIVE, KNOWN_DIRECTIVE): New macros.
5797 (struct cpp_reader): New member "state". Rename
5798 multiline_string_line and multiline_string_column. Delete
5799 col_adjust, in_lex_line members.
5800 (CPP_BUF_COLUMN): Update.
5802 2000-09-18 Richard Henderson <rth@cygnus.com>
5804 * combine.c (simplify_comparison): Shift a NOT out of a single
5807 * combine.c (if_then_else_cond): Canonicalize BImode true to
5809 * explow.c (trunc_int_for_mode): Likewise.
5811 * combine.c (combine_simplify_rtx): Use gen_unary to distribute
5812 the NOT for De Morgan's rule.
5813 * simplify-rtx.c (simplify_unary_operation): Simplify a BImode NOT
5814 of a comparison to the reverse comparison.
5816 * combine.c (try_combine): Allow split to create a single insn.
5818 * machmode.def: Add BImode. Add a column for bitsize.
5819 * machmode.h (DEF_MACHMODE): Adjust for extra column.
5820 (GET_MODE_BITSIZE): Use it.
5821 * rtl.c (DEF_MACHMODE): Adjust for extra column.
5822 (mode_bitsize): New.
5823 (mode_mask_array): Use bitsize.
5824 * combine.c (combine_simplify_rtx): Require inner and outer
5825 modes to match on nonzero_bits optimizations.
5827 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
5829 * reload1.c (forget_old_reloads_1): If a hard reg is stored, clear
5830 its entry in spill_reg_store.
5831 * config/sh/lib1funcs.ams (movstr_i4 functions): Always compile in.
5832 * sh.c (reg_no_subreg_operand): New function.
5833 * sh-protos.h (reg_no_subreg_operand): Declare it.
5834 * sh.h (PREDICATE_CODES): Add it.
5835 * sh.md (floatsisf2_i4, floatsidf2_i, extendsfdf2_i4): Use it for
5836 input operand that needs to be in fpul.
5837 (fix_truncsfsi2, fix_truncsfsi2_i4): Use register_operand for output.
5838 * sh.c (find_barrier): Take into account that machine_dependent_reorg
5839 might add new insns.
5841 2000-09-18 Alexandre Oliva <aoliva@redhat.com>
5843 * config/sh/sh.c (sh_expand_prologue): Mark GOTaddr2picreg as
5845 (sh_expand_epilogue): Take the PIC register into account when
5846 computing the frame size.
5848 * config/sh/sh.c (nonpic_symbol_mentioned_p): Check LABEL_REFs.
5849 * config/sh/sh.md (sym_label2reg, symPLT_label2reg): Protect
5850 LABEL_REFs with a PIC-safe unspec.
5852 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
5854 * c-common.c (check_format_info): Properly save the argument
5855 number and parameter for $ operand number formats in case width
5856 and precision arguments are also used. Allow printf width and
5857 precision arguments to have operand numbers even if none was
5858 specified for the main format, since this is OK for %*.*m. Only
5859 object to missing $ operand number if the format used requires an
5862 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
5864 * c-common.c (format_char_info): Add 'W' flag to comment.
5865 (print_char_table, scan_char_table): Use it.
5866 (check_format_info): Use the 'W' flag to determine whether a
5867 format argument is written into.
5869 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
5871 * c-common.c (check_format_types): Reorganise and clean up,
5872 checking earlier for ERROR_MARKs and making cur_type into its
5873 TYPE_MAIN_VARIANT where convenient.
5875 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
5877 * gcc.c (cpp_options): Add specs for __STDC_HOSTED__.
5879 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
5881 * optabs.c (emit_libcall_block): Set CONST_CALL_P for the call.
5883 * i386-protos.h (ix86_init_builtins, ix86_expand_builtin): Declare.
5884 * i386.c (struct builtin_description): New.
5885 (bdesc_comi, bdesc_2arg, bdesc_1arg): New arrays.
5886 (mmx_reg_operand): Declare MODE arg as unused.
5887 (ix86_expand_sse_comi, ix86_expand_sse_compare, safe_vector_operand,
5888 ix86_expand_unop1_builtin, ix86_expand_unop_builtin,
5889 ix86_expand_binop_builtin, ix86_expand_store_builtin,
5890 ix86_init_builtins, ix86_expand_builtin): New functions.
5891 * i386.h (ix86_builtins): New enumeration.
5892 (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): New macros.
5893 * i386.md (attr length_immediate): 0 for mmx/sse types.
5894 (attr prefix_0f): 1 for mmx/sse types.
5895 (setcc_2): Remove "*" so we get gen_setcc_2.
5896 (emms): Account for changed register numbering. Set "memory" attr
5898 (sfence): Set "memory" attr to unknown.
5900 2000-09-18 Andreas Jaeger <aj@suse.de>
5902 * configure.in: Define _GNU_SOURCE only when using the GNU C
5904 * configure: Regenerated.
5905 * config.in: Regenerated.
5907 2000-09-17 Mark Mitchell <mark@codesourcery.com>
5909 * cppinit.c (cpp_init): Don't use ANSI prototypes.
5910 * flow.c (flow_dump_loop): Likewise.
5911 (flow_loops_dump): Likewise.
5913 * c-typeck.c (c_start_case): Fix typo.
5915 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
5917 * c-decl.c (grokdeclarator): Don't give a warning about defaulting
5918 to int for plain complex which defaults to complex double. Do
5919 warn about defaulting to complex double if pedantic. Warn about
5920 complex integer types if pedantic. Warn about complex types if
5921 pedantic and not in C99 mode.
5922 * c-typeck.c (build_unary_op): If pedantic, warn about use of ~
5923 for complex conjugation.
5925 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
5927 * contrib.texi: Update my entry.
5929 Sun Sep 17 18:48:32 2000 Denis Chertykov <denisc@overta.ru>
5931 * config/avr/avr.md (mcu_enhanced): New attribute.
5932 (mcu_mega): Likewise.
5933 (extendhisi2): Use mcu_enhanced.
5934 (zero_extendhisi2): Likewise.
5935 (call_insn): Use mcu_enhanced and mcu_mega.
5936 (call_value_insn): Likewise.
5937 (*sbrx_branch): Use mcu_mega.
5938 (*sbrx_and_branchsi): Likewise.
5939 (*sbrx_and_branchhi): Likewise.
5940 (*tablejump_lib): Likewise.
5942 Sun Sep 17 10:46:17 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5944 * alias.c (true_dependence): Allow non-unchanging read to conflict
5945 with unchanging write.
5947 * expr.c (store_constructor_field): Accept ALIAS_SET arg.
5948 (store_constructor): Pass alias_set to it.
5950 * c-decl.c (grokdeclarator): Reorder tests to avoid looking at
5951 TYPE_MAIN_VARIANT of ERROR_MARK.
5952 * c-lex.c (readescape): Avoid using printf syntax we don't recognize.
5954 * simplify-rtx.c (simplify_unary_operation): Add cases
5955 FLOAT_EXTEND and FLOAT_TRUNCATE to ones that return 0.
5957 2000-09-17 Bernd Schmidt <bernds@redhat.co.uk>
5959 * expr.h (emit_library_call, emit_library_call_value): Delete
5961 * rtl.h (enum libcall_type): New.
5962 (emit_library_call, emit_library_call_value): Change fn_type arg to
5963 be of type enum libcall_type.
5964 * calls.c: Likewise for the function definitions. Several callers
5965 throughout changed to use the new enumeration appropriately.
5966 (emit_library_call_value_1): Likewise. Put back code to make libcall
5967 blocks of equal form, but only use it for the two new higher
5970 2000-09-16 Mark Mitchell <mark@codesourcery.com>
5972 Convert the C front-end to use function-at-a-time mode.
5973 * c-common.h: Include splay-tree.h.
5974 (C_DECLARED_LABEL_FLAG): New macro.
5975 (struct language_function): Add x_scope_stmt_stack and
5976 x_function_name_declared_p.
5977 (RECHAIN_STMTS): Move definition.
5978 (lang_statment_code_p): Likewise.
5979 (lang_expand_stmt): Likewise.
5980 (lang_expand_decl_stmt): New variable.
5981 (lang_expand_function_end): Likewise.
5982 (current_scope_stmt_stack): New function.
5983 (add_decl_stmt): Likewise.
5984 (add_scope_stmt): Likewise.
5985 (mark_stmt_tree): Likewise.
5986 (struct c_lang_decl): New structure.
5987 (DECL_SAVED_TREE): Define.
5988 (c_mark_lang_decl): New function.
5989 (c_expand_start_cond): Change prototype.
5990 (c_finish_then): New function.
5991 (c_finish_else): Likewise.
5992 (current_function_name_declared): Remove.
5993 (set_current_function_name_declared): Likewise.
5994 (mark_c_language_function): Declare.
5995 (case_compare): Likewise.
5996 (c_add_case_label): Likewise.
5997 (c_expand_expr): Likewise.
5998 (c_safe_from_p): Likewise.
5999 * c-common.c (lang_expand_function_end): New variable.
6000 (struct if_elt): Add if_stmt.
6001 (c_expand_start_cond): Add the if-statement to the statement-tree,
6002 rather than generating RTL.
6003 (c_finish_then): New function.
6004 (c_expand_start_else): Don't generate RTL.
6005 (c_finish_else): New function.
6006 (c_expand_expr_stmt): Don't generate RTL.
6007 (statement_code_p): Add SCOPE_STMT.
6008 (case_compare): New function.
6009 (c_add_case_label): Likewise.
6010 (mark_stmt_tree): Likewise.
6011 (c_mark_lang_decl): Likewise.
6012 (mark_c_language_function): Likewise.
6013 (c_expand_expr): Likewise.
6014 (c_safe_from_p): Likewise.
6015 * c-decl.c (c_stmt_tree): New variable
6016 (c_scope_stmt_stack): Likewise.
6017 (c_function_name_declared_p): Likewise.
6018 (lang_expand_expr_stmt): Remove.
6019 (poplevel): Don't call output_inline_function for nested
6021 (pushdecl): Don't set DECL_CONTEXT for a local declaration of an
6023 (redeclaration_error_message): Change means of computing whether
6024 or not a function is nested.
6025 (lookup_label): Don't call label_rtx.
6026 (init_decl_processing): Add more GC roots.
6027 (start_decl): Add DECL_STMTs to the statement-tree, rather than
6028 calling rest_of_decl_compilation.
6029 (finish_decl): Don't call expand_decl.
6030 (store_parm_decls): Begin the statement-tree, but don't generate
6032 (finish_function): Tie off the statement-tree. Call c_expand_body
6034 (c_expand_body): New function.
6035 (push_c_function_context): Save more information.
6036 (pop_c_function_contxt): Likewise.
6037 (copy_lang_decl): Now that we use DECL_LANG_SPECIFIC, copy it.
6038 (lang_mark_tree): Mark it.
6039 (current_stmt_tree): Adjust.
6040 (current_scope_stmt_stack): New function.
6042 (set_current_name_declared): Likewise.
6043 (c_begin_compound_stmt): Define.
6044 (c_expand_decl_stmt): Likewise.
6045 * c-lang.c: Include rtl.h and expr.h.
6046 (lang_init): Set more language-specific hooks.
6047 * c-lex.c: Include expr.h.
6048 * c-parse.in: Changes throughout to add statements to the
6049 statement-tree, rather than generating RTL after every statement.
6050 * c-semantics.c (lang_expand_decl_stmt): Define.
6051 (add_decl_stmt): New function.
6052 (add_scope_stmt): Likewise.
6053 (finish_stmt_tree): Tweak.
6054 (genrtl_expr_stmt): Likewise.
6055 (genrtl_decl_stmt): Handle local labels, and call
6056 lang_expand_decl_stmt if required.
6057 (genrtl_for_stmt): Fix line-number handling.
6058 (genrtl_case_label): Handle cleanups.
6059 (genrtl_asm_stmt): Don't call combine_strings.
6060 (genrtl_compound_stmt): Simplify.
6061 (expand_stmt): Handle SCOPE_STMTs.
6062 * c-tree.h (struct lang_decl): New structure.
6063 (C_DECLARED_LABEL_FLAG): Remove.
6064 (c_begin_compound_stmt): Declare.
6065 (c_expand_decl_stmt): Likewise.
6066 (c_expand_start_case): Rename to c_start_case.
6067 (c_finish_case): New function.
6068 * c-typeck.c (start_init): Tweak setting of
6069 constructor_incremental.
6070 (c_expand_asm_operands): Tweak error-handling. Add to the
6072 (c_expand_return): Add to the statement-tree.
6073 (c_expand_start_case): Rename to ...
6074 (c_start_case): ... this.
6075 (struct c_switch): New type.
6076 (switch_stack): New variable.
6077 (do_case): Simplify.
6078 (c_finish_case): New function.
6079 * dependence.c: Include expr.h.
6080 (enum dependence_type): Change spelling of enumerals.
6081 (check_node_dependence): Adjust.
6082 * expr.h (lang_safe_from_p): Declare.
6083 (safe_from_p): Likewise.
6084 * expr.c (lang_safe_from_p): New variable.
6085 (safe_from_p): Give it external linkage. Use lang_safe_from_p.
6086 * stmt.c (expand_expr_stmt): Avoid clobberring of last_expr_type.
6087 * toplev.c (rest_of_decl_compilation): Robustify.
6088 * tree.c (contains_placeholder_p): Likewise.
6089 * Makefile.in: Update dependencies.
6090 * objc/objc-act.h: Adjust calculation of value for dummy_tree_code.
6091 * objc/objc-act.c: Include rtl.h, expr.h, and c-common.h.
6092 (objc_expand_function_end): New function.
6093 (finish_method_def): Use it.
6094 (init_objc): Initialize more language-specific hooks.
6095 * objc/Make-lang.in: Update dependencies.
6097 2000-09-16 Geoffrey Keating <geoffk@cygnus.com>
6099 * configure.in: Define macros that affect features before
6100 testing for features. Don't define _XOPEN_SOURCE.
6101 * configure: Regenerated.
6102 * config.in: Regenerated.
6104 Sat Sep 16 19:42:50 EDT 2000 John Wehle (john@feith.com)
6106 * rtlanal.c (rtx_varies_p): Volatile asms vary.
6107 (rtx_unstable_p): Restructure code. Volatile asms
6110 Sat Sep 16 14:35:55 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6112 * function.h (no_debugging_symbols): New field.
6113 * integrate.c (save_for_inline): Renamed from save_for_inline_nocopy.
6114 Initialize no_debugging_symbols.
6115 (output_inline_function): Save and restore write_symbols and set from
6116 no_debugging_symbols.
6117 * toplev.c (rest_of_compilation): Call save_for_inline.
6118 * tree.h: Update comment.
6120 * stor-layout.c (place_field): Don't do anything if field or
6121 its type are ERROR_MARK.
6123 Sat Sep 16 19:14:00 2000 Laurynas Biveinis <lauras@softhome.net>
6125 * cppfiles.c (purge_cache): Use munmap only if MMAP_THRESHOLD defined.
6126 (read_include_file): Ensure inc->mmaped is initialized.
6128 2000-09-16 Richard Henderson <rth@cygnus.com>
6130 * cppiles.c (purge_cache): Use PTR not caddr_t.
6132 2000-09-16 Hans-Peter Nilsson <hp@axis.com>
6134 * gcc.c: In description for %{<S}, say the option removed is -S.
6135 * invoke.texi (Spec Files): Ditto.
6137 2000-09-16 Andreas Jaeger <aj@suse.de>
6139 * configure.in: Always define _GNU_SOURCE to make interfaces
6140 visible that were hidden by only defining _GNU_SOURCE.
6141 * configure: Regenerated.
6143 Sat 16-Sep-2000 08:13:45 BST Neil Booth <NeilB@earthling.net>
6145 * cpplex.c (push_macro_context): Set an argument's level after
6146 calling parse_args. We could loop infinitely otherwise.
6148 2000-09-15 Tom Tromey <tromey@cygnus.com>
6150 * configure, config.in: Rebuilt.
6151 * configure.in: Check for iconv.h. Define _XOPEN_SOURCE.
6153 2000-09-15 Greg McGary <greg@mcgary.org>
6155 * cppmacro.c (check_trad_stringification): Check token
6156 text pointers against limit before dereferencing.
6158 2000-09-15 Joseph S. Myers <jsm28@cam.ac.uk>
6160 * c-common.c (format_wanted_type): New structure.
6161 (check_format_types): New function.
6162 (check_format_info): Pass all checking of types of format
6163 arguments, including width and precision arguments, to this new
6166 2000-09-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6168 * BUGS: Remove file.
6170 2000-09-15 Jakub Jelinek <jakub@redhat.com>
6172 * config/alpha/alpha.c (override_options): ev6 cache latencies
6173 from Richard Henderson. Don't allow -mmemory-latency=L0.
6175 * config/alpha/alpha.h (TARGET_CPU_EV5, TARGET_CPU_EV6): Define.
6176 (TARGET_OPTIONS): Add tune=.
6177 (alpha_tune_string): Declare.
6178 * config/alpha/alpha.c (override_options): Add cpu_table.
6179 Use alpha_cpu_string first to set both alpha_cpu and target_flags
6180 and then alpha_tune_string to set alpha_cpu only.
6181 Replace tests for PROCESSOR_EV* with TARGET_CPU_EV* tests.
6182 * config/alpha/elf.h (ASM_FILE_START): Likewise.
6183 * config/alpha/osf.h (ASM_FILE_START): Likewise.
6184 * config/alpha/openbsd.h (ASM_FILE_START): Likewise.
6186 Fri Sep 15 19:45:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
6188 * i386-protos.h (no_comparison_operator, uno_comparison_operator):
6190 (ix86_comparison_operator, ix86_cc_mode): Declare
6191 * i386.h (CCGC, CCGCO): New modes.
6192 (SELECT_CC_MODE): Move offline to ....
6193 * i386.c (ix86_cc_mode): .... here; use new modes.
6194 (ix86_comparison_operator): New.
6195 (fcmov_comparison_operator): Ensure proper mode.
6196 (put_condition_mode): More sanity checking.
6197 (ix86_match_ccmode): Handle new modes.
6198 (ix86_expand_fp_compare): GEU requires CCmode.
6199 (ix86_expand_strlensi_unroll_1): Use emit_cmp_and_jump_insn instead of
6201 * i386.md (cmp?i_ccz_1): Remove
6202 (cmp?i_ccno_1): Use ix86_match_ccmode.
6203 (cmp?i_minus_1): New.
6204 (cmpsi_1): New expander.
6205 (cmpqi_ext_1): Use match_ccmode
6206 (cmpqi_ext_3): New expander.
6207 (cmpqi_ext_3_insn): Rename from cmpqi_ext_3.
6208 (cmpqi_ext_4): Use match_ccmode.
6209 (add?i_?): Use match_ccmode.
6211 (test?i_ccz_1): Remove
6213 (testsi_ccno_1, testqi_ccz_1, testqi_ext_ccno_0): New expander.
6214 (testqi_ext_0): Use ix86_match_ccmode.
6215 (*xorqi_cc_ext_1): Use ix86_match_ccmode.
6216 (xorqi_cc_ext_1): New expander.
6217 (shift patterns): Use CCGOCmode for all shifts except for sar.
6218 (setcc_?, jcc_?, miv?icc_nic): Use ix86_comparison_operator.
6219 (setcc_3, jcc_3, miv?icc_c): Remove.
6221 2000-09-15 Will Cohen <wcohen@redhat.com>
6223 * dwarf2out.c (add_const_value_attribute): Changed array into a
6224 xmalloced object, so it exists after function exit.
6225 (free_AT): Added case for dw_val_class_float to free allocated
6228 2000-09-15 Kazu Hirata <kazu@hxi.com>
6230 * config/i386/i386.md: Fix a comment typo.
6231 * gcc.c: Fix formatting.
6233 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
6235 * optabs.c (emit_libcall_block): If target is a user variable,
6236 copy to a temporary first.
6237 * expr.c (convert_move): When generating a libcall, make a libcall
6239 * calls.c (emit_library_call_value_1): Don't create a libcall
6240 sequence here; our caller will in most cases do it.
6242 * sh.h (SECONDARY_INPUT_RELOAD_CLASS): Handle moving T, MACL or
6244 (SECONDARY_OUTPUT_RELOAD_CLASS): Similar case.
6245 * sh.md (reload_outsf): Generate recognizable patterns for
6247 (floatsisf2, floatsisf2_ie, floatsisf2_i4, fix_truncsfsi2,
6248 fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i, fix_truncdfsi2,
6249 fix_truncdfsi2_i, extendsfdf2, extendsfdf2_i4, truncdfsf2,
6250 truncdfsf2_i4): Change not to use explicit references to fpul.
6251 (floatsisf2_ie): Remove USE of fpscr.
6252 (floatsisf2): Change default expansion to match this.
6253 (fix_truncsfsi2_i4_2, fix_truncdfsi2_i4 & splitters): Comment out
6256 2000-09-15 Richard Henderson <rth@cygnus.com>
6258 * expmed.c (store_bit_field): Consider naturally aligned
6259 memory for direct reference.
6261 2000-09-15 Richard Henderson <rth@cygnus.com>
6263 * config/alpha/alpha.c (alpha_expand_unaligned_load): Force all
6264 AND addresses into alias set 0.
6265 (alpha_expand_unaligned_store): Likewise.
6266 (alpha_expand_unaligned_load_words): Likewise.
6267 (alpha_expand_unaligned_store_words): Likewise.
6269 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
6271 * config/sh/sh.h (CPP_SPEC): For -m4-nofpu, define __SH4_NOFPU__.
6272 * config/sh/lib1funcs.asm (movstr_i4): Also compile if __SH4_NOFPU__
6274 * config/mips/mips.c (mips_va_arg): Args passed by reference have a
6275 rsize of UNITS_PER_WORD.
6277 Fri 15-Sep-2000 06:49:07 BST Neil Booth <NeilB@earthling.net>
6279 * cpplex.c (ON_REST_ARG): Correct the test.
6280 (maybe_paste_with_next): Duplicate a token that fail pasting,
6281 and clear its PASTE_LEFT flag, so that nested pasting attempts
6284 2000-09-14 Richard Henderson <rth@cygnus.com>
6286 * calls.c (precompute_register_parameters): Use COSTS_N_INSNS, not 2.
6287 * cse.c (rtx_cost): Likewise.
6288 * optabls.c (expand_binop): Likewise.
6289 (expand_twoval_binop, prepare_cmp_insn): Likewise.
6290 * regclass.c (copy_cost): Likewise.
6291 * reload1.c (reload_cse_move2add): Likewise.
6293 2000-09-14 Joseph S. Myers <jsm28@cam.ac.uk>
6295 * c-parse.in (reswords): Add _Complex.
6297 2000-09-14 J. David Anglin <dave@hiauly1.hia.nrc.ca>
6299 * gcc.1: Delete documentation for -undef preprocessor option.
6301 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
6303 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
6304 STARTFILE_SPEC, ENDFILE_SPEC): Remove define.
6305 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
6306 Remove undefine before config/elfos.h.
6307 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Comment out.
6309 2000-09-14 Kazu Hirata <kazu@hxi.com>
6311 * invoke.texi (H8/300 Options): Add -ms2600.
6312 * config/h8300.c (h8300_init_once): Output an error when -ms2600
6313 is used without -ms.
6314 * config/h8300.h (TARGET_MAC): New.
6315 (TARGET_SWITCHES): Add -ms2600 and -mno-s2600.
6316 (CONDITIONA_REGISTER_USAGE): Disable the mac register on any
6317 machine other than H8/S2600.
6318 * config/h8300.md: Accept mac instructions on the H8/S2600 instead
6321 2000-09-14 Alexandre Oliva <aoliva@redhat.com>, Bernd Schmidt <bernds@redhat.co.uk>
6323 * reload.c (find_reloads_address_1): Generate reloads for auto_inc
6324 pseudos that refer to the original pseudos, not only to their
6325 equivalent memory locations.
6327 Thu Sep 14 12:10:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6329 * expr.c (expand_expr, case COMPONENT_EXPR): Copy memory attributes
6330 when making new MEM.
6332 * Makefile.in (LN): Remove duplicate definition.
6334 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
6336 From Joern Rennecke:
6337 * local-alloc.c (update_equiv_regs): If there is no REG_EQUAL note
6338 on an insn and function_invariant_p returns nonzero for the source,
6339 add a REG_EQUAL note.
6341 Thu Sep 14 00:51:57 EDT 2000 John Wehle (john@feith.com)
6343 * alias.c (memrefs_conflict_p): An ADDRESSOF doesn't
6344 conflict with frame_pointer_rtx.
6346 2000-09-13 Kazu Hirata <kazu@hxi.com>
6348 * loop.c: Fix formatting.
6351 2000-09-13 Richard Henderson <rth@cygnus.com>
6353 * config/ia64/ia64.md (divsf3): New.
6354 (divsf3_internal_lat, divsf3_internal_thr): New.
6355 (divdf3, divdf3_internal_lat, divdf3_internal_thr): New.
6356 (divtf3, divtf3_internal_lat, divtf3_internal_thr): New.
6357 (adddf3_trunc, subdf3_trunc, muldf3_trunc): New.
6358 (madddf4_trunc, msubdf4_trunc, nmuldf3_trunc): New.
6359 (nmadddf4_alts, nmadddf4_trunc): New.
6360 (addtf3_truncsf, addtf3_truncdf, subtf3_truncsf): New.
6361 (subtf3_truncdf, multf3_truncsf, multf3_truncdf): New.
6362 (multf3_truncsf_alts, multf3_truncdf_alts): New.
6363 (maddtf4_truncsf, maddtf4_truncdf, maddtf4_alts_truncdf): New.
6364 (msubtf4_truncsf, msubtf4_truncdf, nmultf3_truncsf): New.
6365 (nmultf3_truncdf, nmaddtf4_truncsf, nmaddtf4_truncdf): New.
6366 (nmaddtf4_truncdf_alts): New.
6367 (recip_approx): Don't predicate.
6369 2000-09-13 Richard Henderson <rth@cygnus.com>
6371 * config/ia64/lib1funcs.asm (__divsf3): Protect fnorm.s with p6.
6373 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6375 * flags.h (flag_dump_rtl_in_asm): Declare.
6376 * toplev.c (flag_dump_rtl_in_asm): Define.
6377 (decode_d_option): Set flag_dump_rtl_in_asm and flag_print_asm_name
6378 if -dP is specified.
6379 * rtl.h (print_rtx_head): Declare.
6380 * print-rtl.c (print_rtx_head): Define.
6381 (print_rtx): Print the string pointed to by print_rtx_head
6382 at beginning of each dump line.
6383 (print_rtl): Likewise.
6384 (print_rtl_single): Likewise.
6385 * final.c (final_scan_insn): Dump the insn in the assembly
6387 * gcc.1: Document -dP option.
6388 * invoke.texi (Debugging Options): Likewise.
6390 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6392 * md.texi (Machine Constraints): Document the 68HC11 constraints.
6393 * install.texi (Configurations): Document the 68HC11&68HC12 port.
6394 * invoke.texi (Option Summary, M68hc1x Options): Document the options.
6396 Tue Sep 12 13:51:13 2000 Denis Chertykov <denisc@overta.ru>
6398 * config/avr/avr.h (ASSEMBLER_DIALECT): New macro declared.
6399 * config/avr/avr.md (*movstrqi_insn): Cleanup output template.
6400 (*clrstrqi): Likewise.
6401 (xorhi3,xorsi3,absqi2): Likewise.
6402 (one_cmplhi2,one_cmplsi2): Likewise.
6403 (addsi3): Two stupid constraint alternatives removed.
6404 (extendhisi2): Use `movw' for enhanced avr cores.
6405 (zero_extendhisi2): Likewise.
6407 Wed Sep 13 02:31:23 EDT 2000 John Wehle (john@feith.com)
6409 * alias.c (find_base_term): Use frame_pointer_rtx
6410 when handling an ADDRESSOF.
6412 * cse.c (canon_hash): Handle USE of BLKmode memory.
6413 (cse_insn): Outgoing arguments for a libcall don't
6414 affect any recorded expressions.
6416 2000-09-12 Tom Tromey <tromey@cygnus.com>
6418 * configure, config.in: Rebuilt.
6419 * configure.in: Check for iconv, nl_langinfo, langinfo.h.
6421 2000-09-12 Jakub Jelinek <jakub@redhat.com>
6423 * c-lex.c (lex_string): Use charwidth to compute bytemask.
6424 * expr.c (expand_expr): Don't optimize constant array references
6425 initialized with wide string constants.
6427 2000-09-13 Michael Hayes <mhayes@cygnus.com>
6429 * loop.c (note_set_pseudo_multiple_uses): Correct.
6431 2000-09-12 Jim Wilson <wilson@cygnus.com>
6433 * ifcvt.c (noce_process_if_block): If A and B are the same, and no
6434 else block, and X has side-effects, then fail.
6436 2000-09-12 Greg McGary <greg@mcgary.org>
6438 * config/mips/mips-protos.h
6439 (trap_cmp_op, mips_gen_conditional_trap): New func decls.
6440 * config/mips/mips.h (ISA_HAS_COND_TRAP): New macro.
6441 (PREDICATE_CODES): Add "trap_cmp_op".
6442 * config/mips/mips.c
6443 (trap_cmp_op, mips_gen_conditional_trap): New functions.
6444 * config/mips/mips.md (trap, conditional_trap): New patterns.
6446 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
6448 * flow.c (try_pre_increment_1): Don't do anything to sets of the stack
6451 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6453 * builtins.c (built_in_decls): New array.
6454 (expand_builtin_fputs): New function.
6455 (expand_builtin): Handle BUILT_IN_FPUTC and BUILT_IN_FPUTS.
6457 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTS): New members.
6459 * c-common.c (c_common_nodes_and_builtins): Handle fputc/fputs.
6461 * tree.h (built_in_decls): New array.
6463 Tue Sep 12 08:53:57 2000 Jeffrey A Law (law@cygnus.com)
6465 * convex.md: Use "+" instead of "=" for outputs wrapped in a
6467 * i370.md, i386.md, ns32k.md, sh.md, vax.md: Likewise.
6469 2000-09-12 Kazu Hirata <kazu@hxi.com>
6471 * haifa-sched.c: Fix formatting.
6473 * genattrtab.c: Fix formatting.
6475 * unroll.c: Fix formatting.
6477 2000-09-12 Bruce Korb <bkorb@gnu.org>
6479 * fixinc/fixfixes.c: make a type for the fix procedure & use it,
6480 remove obsolete code
6481 * fixinc/fixincl.c: Use PARAMS, not _P_. Add no-op default to switch.
6482 * fixinc/fixincl.tpl: make non-exported arrays static scope
6483 * fixinc/fixincl.x: regenerate
6484 * fixinc/fixlib.h: Use PARAMS, not _P_
6485 * fixinc/fixtests.c: make a type for the test proc & use it
6486 * fixinc/server.h: Use PARAMS, not _P_
6488 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6490 * c-typeck.c (process_init_element): Avoid union init warnings on
6491 floating point zero. Don't crash on unions containing structs.
6493 2000-09-12 Alexandre Oliva <aoliva@redhat.com>
6495 * config/sh/sh.h (PREDICATE_CODES): Add CONST_DOUBLE to
6496 general_movsrc_operand, and remove CONST_INT from
6497 general_movdst_operand.
6499 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
6501 * cse.c (approx_reg_cost): If SMALL_REGISTER_CLASSES, return INT_MAX
6502 if a reference to non-fixed hardreg is seen. Otherwise, count hard
6503 regs with a higher cost.
6504 (preferrable): Deal with cases where either cost or regcost is
6506 (cse_insn): Use MAX_COST rather than 10000. Always initialize
6508 (COSTS_N_INSNS): Move definition...
6510 (MAX_COST): New macro.
6511 * loop.c (init_loop): Use COSTS_N_INSNS macro instead of hardcoded
6514 2000-09-11 Mark Mitchell <mark@codesourcery.com>
6516 * c-common.h (genrtl_clear_out_block): Remove.
6517 * c-semantics.c (genrtl_clear_out_block): Remove.
6518 (genrtl_while_stmt): Don't call it.
6519 (genrtl_for_stmt): Likewise.
6521 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
6523 * cppfiles.c: Move all default-#defines to top of file.
6524 (open_include_file): Replace by lookup_include_file.
6525 (read_with_read, read_file): Merged into read_include_file.
6526 (stack_include_file, purge_cache): New functions.
6527 (close_cached_fd): Delete.
6528 (lookup_include_file, read_include_file, _cpp_pop_file_buffer):
6529 Cache the in-memory buffer, not the file descriptor.
6531 * cpphash.h (struct include_file): Add buffer, st, refcnt,
6533 (xcnew): New utility macro.
6534 (DO_NOT_REREAD, NEVER_REREAD): Move up by struct include_file.
6535 * cpplib.h (struct cpp_buffer): Remove mapped field.
6537 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
6539 * cpplex.c (parse_string): Accept backslash space newline as a
6541 (lex_line): Likewise.
6542 (_cpp_get_token): Remove hard limit on macro nesting.
6544 2000-09-12 Philipp Thomas <pthomas@suse.de>
6546 * aclocal.m4 (AM_WITH_NLS): Don't force use of included gettext.
6547 * configure: Rebuilt.
6549 2000-09-13 Michael Hayes <mhayes@cygnus.com>
6551 * flow.c (split_block): Fix update of registers live at
6554 Tue Sep 12 01:51:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
6556 * i386.md (add?i_3, add?i_5): New.
6557 (add?i_4): Rename from add?i_3; Fix compare pattern.
6558 (sub?i_3, xor?i_3, ior?i_3): New.
6560 * genrecog.c (write_tree): Output code to clear insn_extract cache.
6561 * genattrtab.c (write_attr_case): Gen call to extract_insn_cache
6562 instead of extract_insn and extract_constrain_insn_cache instead of
6563 extract_insn and constrain_operands.
6564 * recog.c (extract_insn_cached, extract_constrain_insn_cached):
6566 (extract_insn): Clear which_alternative.
6567 (constrain_operands): Set which_alternative to -1 when failed.
6568 * recog.h (extract_constrain_insn_cached, extract_insn_cached):
6571 2000-09-11 Matthew Hiller <hiller@redhat.com>
6573 * config/h8300/h8300.md (movstrictqi): Changed constraint modifier
6574 on operand 0 to '+'.
6575 (movstricthi): Likewise.
6577 2000-09-12 Michael Hayes <mhayes@cygnus.com>
6579 * loop.h (LOOP_IVS): New macro.
6580 (REG_IV_TYPE, REG_IV_INFO): Add ivs argument.
6581 (struct loop_ivs): New.
6582 (struct loop_info): Add ivs field.
6583 (reg_iv_type, reg_iv_info): Delete prototype.
6584 (reg_biv_class, loop_iv_list): Likewise.
6585 * loop.c (record_biv, find_life_end): Pass loop argument.
6586 (reg_iv_type): Remove global array and use
6587 field in loop_regs structure within loop_ivs structure.
6588 (reg_iv_info, reg_biv_class, loop_iv_list): Likewise.
6589 (first_increment_giv, last_increment_giv): Use entry in
6591 (record_initial): Pass ivs pointer.
6592 * unroll.c (copy_loop_body, remap_split_bivs): Add loop argument.
6594 2000-09-12 Michael Hayes <mhayes@cygnus.com>
6596 * loop.h (LOOP_REGS): New macro.
6597 (struct loop_regs): New.
6598 (struct loop_info): Add regs field.
6599 * loop.c (set_in_loop): Remove global array and store
6600 in loop_regs structure as part of loop_info structure.
6601 (n_times_set, may_not_optimize): Likewise.
6602 (reg_single_usage, moved_once): Likewise.
6603 (count_one_set): Add regs argument.
6604 (combine_movables, rtx_equal_for_loop_p, combine_givs): Likewise.
6605 (set_pseudo_multiple_uses): Pass regs pointer.
6607 2000-09-12 Michael Hayes <mhayes@cygnus.com>
6609 * unroll.c (iteration_info): Subsume into loop_iterations.
6610 * loop.h (loop_info): New field iv.
6612 2000-09-12 Michael Hayes <mhayes@cygnus.com>
6614 * basic-block.h (LOOP_TREE, LOOP_PRE_HEADER, LOOP_EDGES): New.
6615 (LOOP_EXITS_DOMS, LOOP_ALL): Likewise.
6616 (flow_loops_update): New prototype.
6617 (flow_loops_find): Add flags to prototype.
6618 (struct loop): Add `pre_header_root' and `pre_header_trace' fields.
6619 * flow.c (flow_loop_pre_header_scan): New.
6620 (flow_loop_dump): Dump pre-header root and trace and exit dominators.
6621 (flow_loop_free): Free pre-header root and trace and exit dominators.
6622 (flow_loops_find): New argument flags.
6623 (flow_loops_update): New function.
6624 * toplev.c (rest_of_compilation): Add flag argument to flow_loops_find.
6626 2000-09-12 Michael Hayes <mhayes@cygnus.com>
6628 * basic-block.h (split_block, update_bb_for_insn): New prototypes.
6629 * flow.c (split_block, update_bb_for_insn): New functions.
6631 2000-09-11 Richard Henderson <rth@cygnus.com>
6633 * cse.c (fold_rtx): Honor NO_FUNCTION_CSE.
6635 2000-09-11 Richard Henderson <rth@cygnus.com>
6637 * config/ia64/ia64-protos.h (fr_nonimmediate_operand): Declare.
6638 * config/ia64/ia64.c (fr_nonimmediate_operand): New.
6639 (ia64_override_options): Prevent optimizing division for both
6640 latency and throughput.
6641 (rtx_needs_barrier): Handle frcpa.
6642 * config/ia64/ia64.h (MASK_INLINE_DIV_LAT): New.
6643 (MASK_INLINE_DIV_THR, TARGET_INLINE_DIV_LAT): New.
6644 (TARGET_INLINE_DIV_THR, TARGET_INLINE_DIV): New.
6645 (TARGET_SWITCHES): Add -minline-divide-min-latency and
6646 -minline-divide-max-throughput.
6647 (PREDICATE_CODES): Update.
6648 * config/ia64/ia64.md (extendsidi2): Remove * from f case.
6649 (zero_extendsidi2): Likewise. Fix typo in f case insn.
6650 (extendsfdf2): Add cases for gr<->fr and fr<->mem.
6651 (extendsftf2): Likewise.
6652 (extenddftf2): Likewise.
6653 (fix_trunctfdi2_alts): New.
6654 (fixuns_trunctfdi2_alts): New.
6655 (madd*4): Rename from madd*3.
6656 (divsi3, modsi3, udivsi3, umodsi3): New.
6657 (divsi3_internal): New.
6658 (divdi3, moddi3, udivdi3, umoddi3): New.
6659 (divdi3_internal_lat, divdi3_internal_thr): New.
6660 (multf3_alts, maddtf4_alts, nmaddtf4_alts): New.
6661 (recip_approx): New.
6663 2000-09-11 Alexandre Oliva <aoliva@redhat.com>
6665 * print-rtl.c (debug_call_placeholder_verbose): New variable.
6666 (print_rtx) [CALL_PLACEHOLDER]: Dump all call sequences if it is
6668 * integrate.c (copy_rtx_and_substitute): Don't share
6669 LEAF_REG_REMAPpable registers with the inlined function. Don't
6670 share the function value with calling sequences.
6672 2000-09-11 Jakub Jelinek <jakub@redhat.com>
6674 * c-decl.c (do_case): Fix a typo.
6676 * combine.c (simplify_if_then_else): Don't convert a == b ? b : a
6677 to a if the comparison is floating mode and not -ffast-math.
6678 * simplify-rtx.c (simplify_ternary_operation): Likewise.
6680 Mon Sep 11 20:07:48 2000 J"orn Rennecke <amylaar@redhat.co.uk>
6682 * sh.h (INITIALIZE_TRAMPOLINE): Remove stray call to
6683 gen_ic_invalidate_line.
6685 2000-09-11 Philip Blundell <pb@futuretv.com>
6687 * config/arm/elf.h (SUBTARGET_CPP_SPEC): Don't define `arm_elf'.
6689 Mon Sep 11 10:48:41 2000 Ulrich Drepper <drepper@redhat.com>
6691 * install.texi (LANGUAGES): Update to include new languages.
6694 2000-09-11 DJ Delorie <dj@redhat.com>
6696 * gcc.c (main): Don't warn about unused -B prefixes
6697 (unused_prefix_warnings): remove
6699 2000-09-11 Kazu Hirata <kazu@hxi.com>
6701 * final.c: Fix formatting.
6703 * integrate.c: Fix formatting.
6705 2000-09-11 Geoff Keating <geoffk@cygnus.com>
6707 * alias.c (memrefs_conflict_p): An ADDRESSOF does conflict, sorry.
6709 2000-09-11 Bernd Schmidt <bernds@redhat.co.uk>
6711 * reload.c (regno_clobbered_p): Fix thinko in previous change.
6713 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6715 * gcc.1: Document 68hc11 specific options.
6717 2000-09-10 Geoff Keating <geoffk@cygnus.com>
6719 * config/rs6000/sysv4.h (MASK_LONG_DOUBLE_128): Define.
6720 (TARGET_LONG_DOUBLE_128): Define.
6721 (SUBTARGET_SWITCHES): Add -mlong-double-64 and -mlong-double-128.
6722 (LONG_DOUBLE_TYPE_SIZE): Redefine.
6723 (MAX_LONG_DOUBLE_TYPE_SIZE): Define.
6724 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on definition
6725 of __LONG_DOUBLE_128__.
6726 (CPP_SYSV_SPEC): Define __LONG_DOUBLE_128__ if -mlong-double-128
6728 (CPP_LONGDOUBLE_DEFAULT_SPEC): Define.
6729 (CPP_SYSV_DEFAULT_SPEC): Define.
6730 (SUBTARGET_EXTRA_SPECS): Add cpp_longdouble_default.
6731 (INIT_TARGET_OPTABS): Define.
6733 * config/rs6000/aix.h (RS6000_ITRUNC): Moved from rs6000.h.
6734 (RS6000_UITRUNC): Likewise.
6735 (INIT_TARGET_OPTABS): New macro.
6736 * config/rs6000/rs6000.c (rs6000_trunc_used): Delete.
6737 (trunc_defined): Delete.
6738 (output_prolog): Don't output .extern definitions for fp->int
6739 conversion routines, ASM_OUTPUT_EXTERNAL_LIBCALL will do it.
6740 * config/rs6000/rs6000.h (rs6000_trunc_used): Delete.
6741 (trunc_defined): Delete.
6742 (RS6000_ITRUNC): Moved to aix.h.
6743 (RS6000_UITRUNC): Likewise.
6744 * config/rs6000/rs6000.md (fix_truncdfsi2): Fail if it would
6745 only emit a libcall.
6746 (fixuns_truncdfsi2): Delete.
6747 (trunc_call): Delete.
6748 (trunc_call_rtl): Delete.
6750 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
6752 * varasm.c (make_decl_rtl): Restore leading star on
6753 DECL_ASSEMBLER_NAME set for decls with an asmspec.
6755 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
6757 * c-pragma.c (handle_pragma_pack): Correct parsing logic so it
6758 won't give a spurious error for '#pragma pack()'. Simplify
6759 control flow for readability. 'reset' action is not necessary.
6761 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
6763 * defaults.h: Provide default definitions for: CHAR_TYPE_SIZE,
6764 SHORT_TYPE_SIZE, INT_TYPE_SIZE, LONG_TYPE_SIZE,
6765 LONG_LONG_TYPE_SIZE, WCHAR_TYPE_SIZE, FLOAT_TYPE_SIZE,
6766 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE, and WCHAR_UNSIGNED.
6768 * cppexp.c, dwarfout.c, dwarf2out.c, emit-rtl.c, final.c, optabs.c,
6769 profile.c, sdbout.c, tradcif.y, tree.c:
6770 Include defaults.h if not already included.
6771 Don't define the above macros.
6773 * Makefile.in: Update dependencies.
6775 2000-09-10 Mark Mitchell <mark@codesourcery.com>
6777 * c-common.h (add_stmt): Change prototype.
6778 (RECHAIN_STMTS): New macro.
6779 (CASE_LABEL_DECL): Likewise.
6780 (genrtl_case_label): Change prototype.
6781 (c_expand_start_case): Remove prototype.
6782 (build_case_label): Change prototype.
6783 (decl_constant_value): Declare.
6784 * c-common.c (check_case_value): Handle C++'s extensions to C
6786 * c-commnon.def (CASE_LABEL): Add room for the CASE_LABEL_DECL
6788 * c-parse.in (stmt): Adjust handling of return statements and case
6790 * c-semantics.c (add_stmt): Return the new statement.
6791 (genrtl_return_stmt): Take the RETURN_STMT as input, not the
6792 returned expression. Directly generate RTL, rather than calling
6794 (genrtl_switch_stmt): Don't call c_expand_start_case.
6795 (build_case_label): Take the LABEL_DECL as input, too.
6796 (genrtl_case_label): Just call add_case_node.
6797 (expand_stmt): Adjust calls to genrtl_return_stmt and
6799 * c-tree.h (c_expand_start_case): Declare.
6800 * c-typeck.c (decl_constant_value): Give it external linkage.
6801 (c_expand_return): Don't call expand_return or expand_null_return;
6802 use genrtl_return_stmt instead.
6803 * stmt.c (struct nesting): Remove num_ranges field.
6804 (add_case_node): Give it external linkage.
6805 (expand_start_case): Don't set num_ranges.
6806 (expand_start_case_dummy): Don't clear it.
6807 (pushcase): Rely on add_case_node to handle `default' labels.
6808 (add_case_node): Handle `default' labels.
6809 * tree.c (tree_int_cst_compare): New function.
6810 * tree.h (tree_int_cst_compare): Declare.
6811 (add_case_node): Likewise.
6813 2000-09-10 Richard Henderson <rth@cygnus.com>
6815 * c-parse.in: Revert last change.
6816 (init_reswords): Do not enter disabled keywords into the ridpointers
6817 table, modulo objc weirdness.
6818 (_yylex): Return the canonical spelling for a keyword.
6820 2000-09-10 Philip Blundell <philb@gnu.org>
6822 * config/arm/arm.h (CPP_ISA_SPEC): Don't define `arm' or `thumb'.
6823 * config/arm/linux-elf.h (CPP_PREDEFINES): Don't define `__arm__'.
6825 Sun Sep 10 14:30:28 EDT 2000 John Wehle (john@feith.com)
6827 * alias.c (find_base_term): Handle ADDRESSOF.
6828 (memrefs_conflict_p): An ADDRESSOF doesn't conflict.
6830 2000-09-10 Denis Chertykov <denisc@overta.ru>
6832 * genoutput.c (output_insn_data): Translate <NEWLINE> to \n\ while
6833 outputting templates with many lines.
6835 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6837 * libgcc2.h: Use LONG_LONG_TYPE_SIZE instead of MIN_UNITS_PER_WORD
6838 to decide whether 64-bit support must be generated.
6840 2000-09-10 Richard Henderson <rth@cygnus.com>
6842 * c-parse.in (asm patterns): Fix volatile check.
6844 2000-09-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6846 * cppmacro.c (check_trad_stringification): New function.
6847 (save_expansion): If -Wtraditional, warn about stringification of
6850 2000-09-11 Michael Hayes <mhayes@cygnus.com>
6852 * loop.h (struct loop_mem_info): Move from loop.c
6853 (struct loop_info): Add fields store_mems, mems, mems_idx,
6854 mems_allocated, unknown_address_altered,
6855 unknown_constant_address_altered, num_mem_sets, and
6856 first_loop_store_insn.
6858 * loop.c (loop_store_mems): Replace with field in loop_info struct.
6859 (loop_mems, loop_mems_idx, loop_mems_allocated): Likewise.
6860 (unknown_address_altered, unknown_constant_address_altered): Likewise.
6861 (num_mem_sets): Likewise.
6862 (replace_loop_mems, replace_loop_regs): New.
6863 (struct loop_replace_args): New.
6864 (load_mems): Use replace_loop_mems.
6865 (try_copy_prop): Use replace_loop_regs.
6866 (replace_loop_reg, replace_loop_mem): Use loop_replace_args structure.
6868 2000-09-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6870 * configure.in: Recognize m6811-elf and m6812-elf.
6871 * configure: Regenerate.
6873 2000-09-09 Geoff Keating <geoffk@cygnus.com>
6875 * recog.c (validate_replace_rtx_1): Correct MODE parameter in call
6878 2000-09-10 Michael Hayes <mhayes@cygnus.com>
6880 * loop.c (struct movables): New.
6881 (num_movables): Move into struct movables.
6882 (the_movables): Change type to struct movables.
6883 (ignore_some_movables): Change struct movable arg to struct movables.
6884 (force_movables, combine_movables, regs_match_p): Likewise.
6885 (rtx_equal_for_loop_p, move_movables): Likewise.
6886 (scan_loop): Change movables to be of type struct movables.
6887 Replace last_movable with field in movables structure.
6889 2000-09-08 Zack Weinberg <zack@wolery.cumb.org>
6891 * c-pragma.c: Don't elide entire file if !HANDLE_GENERIC_PRAGMAS.
6892 (init_pragma): Avoid warning if pfile happens to be unused.
6893 * c-pragma.h: Never define HANDLE_GENERIC_PRAGMAS. Never
6894 define init_pragma to nothing. Always prototype
6895 init_pragma. Prototype dispatch_pragma if !USE_CPPLIB.
6897 * c-lex.c (process_directive): Always call dispatch_pragma.
6898 Initialize entering_c_header to 0.
6900 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6902 * config/m68hc11/m68hc11.md: New file, machine description for
6904 * config/m68hc11/m68hc11.h: New file, definitions for 68HC11 & 68HC12.
6905 * config/m68hc11/m68hc11.c: New file, functions for 68HC11 & 68HC12.
6906 * config/m68hc11/m68hc12.h: New file, definitions for 68HC12.
6907 * config/m68hc11/m68hc11-protos.h: New file.
6908 * config/m68hc11/m68hc11-crt0.S: New file, startup code.
6909 * config/m68hc11/t-m68hc11-gas: New file, makefile fragment.
6910 * config/m68hc11/xm-m68hc11.h: New file, target defs.
6911 * config/m68hc11/larith.asm: New file, libgcc routines.
6913 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6915 * Makefile.in (DPBIT_FUNCS): Add _usi_to_df.
6916 (FPBIT_FUNCS): Add _usi_to_sf.
6917 * config/fp-bit.c (usi_to_float): New function.
6918 * config/fp-bit.h (L_usi_to_sf, L_usi_to_df): Define.
6919 (usi_to_float): Add appropriate #define.
6921 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
6923 * i386-protos.h (sse_comparison_operator, mmx_reg_operand): Declare
6925 * i386.c (sse_comparison_operator, mmx_reg_operand): New functions.
6926 * i386.md (attr "type"): Add sse and mmx types.
6927 (attr "memory"): Handle them without a crash.
6928 (movsi_1, movdi_2): Allow MMX regs.
6929 (movdi splits): Don't split moves involving MMX regs.
6930 (setcc_4): Remove '*' from pattern name so we get a gen_setcc4.
6931 (movv4sf_internal, movv4si_internal, movv8qi_internal,
6932 movv4hi_internal, movv2si_internal, movv8qi, movv4hi, movv2si,
6933 movv4sf, movv4si, pushv4sf, pushv4si, pushv8qi, pushv4hi, pushv2si,
6934 sse_movaps, sse_movups, sse_movmskps, mmx_pmovmskb, mmx_maskmovq,
6935 sse_movntv4sf, sse_movntdi, sse_movhlps, sse_movlhps, sse_movhps,
6936 sse_movlps, sse_loadss, sse_movss, sse_storess, sse_shufps,
6937 addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, mulv4sf3, vmmulv4sf3,
6938 divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2, rsqrtv4sf2, vmrsqrtv4sf2,
6939 sqrtv4sf2, vmsqrtv4sf2, sse_andti3, sse_nandti3, sse_iorti3,
6940 sse_xorti3, maskcmpv4sf3, maskncmpv4sf3, vmmaskcmpv4sf3,
6941 vmmaskncmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
6942 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
6943 cvttps2pi, cvtsi2ss, cvtss2si, cvttss2si, addv8qi3, addv4hi3,
6944 addv2si3, ssaddv8qi3, ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3,
6945 subv4hi3, subv2si3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
6946 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
6947 mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3, mmx_uavgv8qi3,
6948 mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw, mmx_pshufw,
6949 eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3, gtv2si3, umaxv8qi3,
6950 smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3, ashrv2si3, lshrv4hi3,
6951 lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3, mmx_ashldi3,
6952 mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
6953 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
6954 mmx_punpckldq, emms, sfence, ldmxcsr, prefetch, stmxcsr, sse_clrti,
6955 mmx_clrdi): New patterns.
6957 2000-09-08 Richard Earnshaw <rearnsha@arm.com>
6959 * arm.c: Don't include tm.h directly.
6961 Fri Sep 8 14:34:56 MET DST 2000 Jan Hubicka <jh@suse.cz>
6963 * recog.c (validate_replace_rtx_1): Fix confusion about equality
6964 testing; simplify subregs of constants and nested subregs.
6966 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
6968 * config/sh/sh.md (symPLT_label2reg): Use operand3 for PIC reg.
6970 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
6972 * combine.c (combine_simplify_rtx): Try to simplify VEC_SELECT of a
6974 * rtl.texi (description of USE): Add note about possible pitfalls
6976 From Richard Henderson:
6977 * reload1.c (choose_reload_regs): Compute need_mode properly.
6979 2000-09-07 Richard Henderson <rth@cygnus.com>
6981 * config/ia64/lib1funcs.asm (__divsi3): Use .s1 for frcpa.
6982 (__modsi3, __umodsi3): Likewise.
6983 (__udivsi3): Likewise. Normalize the TFmode values.
6985 2000-09-07 Geoff Keating <geoffk@cygnus.com>
6987 * config/rs6000/sol-c0.c (_start): Declare `termfunc' parameter
6989 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Use cast to suppress
6992 Fri Sep 8 03:26:38 2000 J"orn Rennecke <amylaar@redhat.co.uk>
6994 * sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): Remove.
6995 (cmpeqdi_t): Add output pattern.
6996 (cmpeqdi_t+1): Don't split when not optimizing.
6997 Restore proper splitting operation.
6999 2000-09-07 Richard Henderson <rth@cygnus.com>
7001 * c-lex.c (process_directive): If not HANDLE_GENERIC_PRAGMAS,
7002 do not call dispatch_pragma.
7004 2000-09-07 Jim Wilson <wilson@cygnus.com>
7006 * reload.c (push_reload): Use CLASS_CANNOT_CHANGE_MODE_P in addition
7007 to CLASS_CANNOT_CHANGE_MODE.
7008 * config/ia64/ia64.h (CLASS_CANNOT_CHANGE_MODE_P): True only if the
7009 mode classes are different.
7011 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
7013 * cpplib.h (struct cpp_options): Add user_label_prefix member,
7014 left out of commit which removed cppulp.c.
7016 2000-09-07 Richard Henderson <rth@cygnus.com>
7018 * bb-reorder.c (fixup_reorder_chain): Add jump in new block
7019 after switch for CASE_DROPS_THROUGH.
7021 2000-09-07 Richard Henderson <rth@cygnus.com>
7023 * loop.c (strength_reduce): Call check_ext_dependant_givs.
7024 Properly extend the biv initial value for the giv.
7025 (record_biv): Zero ext_dependant.
7026 (record_giv): New argument ext_val. Update all callers.
7027 (general_induction_var): Likewise.
7028 (consec_sets_giv): Likewise.
7029 (simplify_giv_expr): Likewise. Fill in ext_val if we find
7030 a sign-extend, zero-extend, or truncate.
7031 (combine_givs_p): Make sure modes are compatible.
7032 (check_ext_dependant_givs): New.
7033 (extend_value_for_giv): New.
7034 * loop.h (struct induction): Add ext_dependant.
7035 * unroll.c (iteration_info): Extend the biv initial value for the giv.
7036 (find_splittable_givs): Likewise.
7037 (final_giv_value): Likewise.
7039 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
7041 * c-pragma.h: Define HANDLE_GENERIC_PRAGMAS if
7042 REGISTER_TARGET_PRAGMAS is defined. Duplicate some
7043 definitions from cpplib.h.
7044 * cpplib.h: Don't typedef struct cpp_reader if c-pragma.h has
7046 * tm.texi: Document HANDLE_PRAGMA as no longer supported. Add
7047 documentation for REGISTER_TARGET_PRAGMAS.
7049 * c-lex.c: Include cpplib.h before c-pragma.h. Define a
7050 default-pragma callback to implement -Wunknown-pragmas if
7052 * c-parse.in: Move all includes to top of file.
7053 * c-pragma.c: Include cpplib.h before c-pragma.h. Include
7055 (dispatch_pragma): Put the namespace in the -Wunknown-pragmas
7057 (init_pragma): If REGISTER_TARGET_PRAGMAS is defined, call it.
7059 * arm.h, arm-protos.h, arm.c,
7060 c4x.h, c4x-protos.h, c4x.c,
7061 h8300.h, h8300-protos.h, h8300.c,
7062 i370.h, i370-protos.h, i370.c,
7063 i960.h, i960-protos.h, i960.c,
7064 sh.h, sh-protos.h, sh.c,
7065 v850.h, v850-protos.h, v850.c: Convert HANDLE_PRAGMA-based
7066 pragmata scheme to use REGISTER_TARGET_PRAGMAS instead.
7068 * d30v.h: Don't mention HANDLE_PRAGMA in comment. Add
7069 multiple include guard.
7070 * i370.md (untyped_call): Use GEN_CALL.
7071 (umodsi3): Remove unused variable.
7072 * sh/elf.h: Don't undef HANDLE_SYSV_PRAGMA.
7073 * v850.c (output_move_single, output_move_double): Constify
7075 (print_operand): Constify a char *.
7076 * v850.h (struct small_memory_info): Constify name member.
7078 2000-09-07 Kazu Hirata <kazu@hxi.com>
7080 * config/h8300.h: Fix comment typos.
7081 * config/h8300/h8300.md: Likewise.
7082 * config/h8300/lib1funcs.asm: Likewise.
7084 Thu 07-Sep-2000 21:29:00 BST Neil Booth <NeilB@earthling.net>
7086 * Makefile.in: Remove references to cppulp.{c,o}.
7087 * cppinit.c (initialize_builtins, cpp_start_read,
7088 cpp_handle_option): Update to use cpp_options structure.
7091 2000-09-07 Joseph S. Myers <jsm28@cam.ac.uk>
7093 * c-common.c (time_char_table): Allow %#b and %#h.
7095 2000-09-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7097 * reorg.c (find_end_label): If the basic block reorder pass moves the
7098 return insn to some other place try to locate it again and put our
7099 end_of_function_label there.
7100 * reorg.c (relax_delay_slots): Check if find_end_label created a
7101 new label that invalidates the current optimazation.
7103 2000-09-07 Catherine Moore <clm@redhat.com>
7105 * unroll.c (unroll_loop): Check for unconditional jumps
7106 to loop continuation. Delete if n_iterations is 1.
7107 (ujump_to_loop_cont): New routine.
7109 2000-09-07 Bernd Schmidt <bernds@redhat.co.uk>
7111 * rtl.c (class_narrowest_mode): Add entries for MODE_VECTOR_INT and
7113 * reload.c (regno_clobbered_p): Accept new arg, MODE, and use it
7114 to handle multiword modes correctly. All callers and the declaration
7117 2000-09-06 Mark Mitchell <mark@codesourcery.com>
7119 * c-common.h (prep_stmt): Declare.
7120 (lang_expand_stmt): Likewise.
7121 * c-decl.c (lang_expand_stmt): Remove.
7122 * c-semantics.c (lang_expand_stmt): Define.
7123 (prep_stmt): New function.
7124 (expand_stmt): Handle common statement types here.
7126 2000-09-07 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>, Alexandre Oliva <aoliva@redhat.com>
7128 * configure.in (sh-*-linux*): Added.
7129 * configure: Rebuilt.
7130 * config/sh/t-linux: New file.
7131 * config/sh/sh.h (USERMODE_BIT): Define.
7132 (TARGET_USERMODE): Likewise.
7133 (TARGET_SWITCHES): New switches for the bits above.
7134 (INITIALIZE_TRAMPOLINE): Call __ic_invalidate in USERMODE.
7135 * config/sh/linux.h: New file.
7136 * config/sh/lib1funcs.asm (GLOBAL): Don't prefix symbols with
7137 underscore on linux.
7138 (L_sdivsi3, L_udivsi3): Define for linux.
7139 (L_ic_invalidate): Define.
7140 * invoke.texi (SH Options): Document -musermode.
7142 2000-09-07 Alexandre Oliva <aoliva@redhat.com>
7144 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't disable function
7145 CSE unless generating PIC.
7147 * config/sh/sh.md (symPLT_label2reg): Force the initialization of
7150 2000-09-06 H.J. Lu (hjl@gnu.org)
7152 * Makefile.in (clean_s1): Depend on stage_b.
7153 (clean_s2): Depend on stage_d. Don't remove $(VOL_FILES) in
7154 stage2. They are used for "make compare".
7156 2000-09-06 Mark Mitchell <mark@codesourcery.com>
7158 Move statement-tree facilities from C++ to C front-end.
7159 * c-common.h (c_tree_index): Add CTI_VOID_ZERO.
7160 (void_zero_node): New macro.
7161 (struct stmt_tree_s): New type.
7162 (stmt_tree): New typedef.
7163 (struct language_function): New type.
7164 (last_tree): New macro.
7165 (last_expr_type): Likewise.
7166 (walk_tree_fn): New typedef.
7167 (current_stmt_tree): New function.
7168 (begin_stmt_tree): Likewise.
7169 (add_stmt): Likewise.
7170 (finish_stmt_tree): Likewise.
7171 (statement_code_p): Likewise.
7172 (lang_statement_code_p): New variable.
7173 (walk_stmt_tree): New function.
7174 (STMT_IS_FULL_EXPR_P): New macro.
7175 * c-common.c (lang_statement_code_p): New variable.
7176 (c_common_nodes_and_builtins): Initialize void_zero_node.
7177 (statement_code_p): New function.
7178 (walk_stmt_tree): Likewise.
7179 * c-decl.c (language_function): Rename to ...
7180 (c_language_function): ... this. Include language_function.
7181 (push_c_function_context): Adjust accordingly.
7182 (pop_c_function_context): Likewise.
7183 (mark_c_function_context): Likewise.
7184 (current_stmt_tree): Define.
7185 * c-semantics.c (begin_stmt_tree): New function.
7186 (add_stmt): Likewise.
7187 (prune_unused_decls): Likewise.
7188 (finish_stmt_tree): Likewise.
7190 2000-09-06 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7192 * flow.c (insn_dead_p): Detect dead memory stores with auto increments.
7194 2000-09-06 Kazu Hirata <kazu@hxi.com>
7196 * calls.c: Fix formatting.
7198 2000-09-06 Graham Stott <grahams@cygnus.co.uk>
7200 * config/i386/i386.h (ADDRESS_COST): Fix typo.
7202 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
7204 Integrated preprocessor.
7206 * Makefile.in: Remove all references to c-parse.gperf,
7207 c-gperf.h, and c-parse.h. Remove -d from yacc command line
7208 generating c-parse.c. Update dependencies.
7209 * c-parse.gperf, c-gperf.h: Delete.
7211 * c-common.c: Don't define parse_options, cpp_token, yy_cur,
7212 yy_lim, or yy_get_token. Don't define get_directive_line if
7214 * c-common.h: Add multiple include guard. Define RID values
7215 for every keyword in C, C++, and Objective C. Put all the
7217 (struct c_fileinfo, get_fileinfo, dump_time_statistics): New.
7218 * c-decl.c (c_decode_option): Handle -lang-objc here.
7219 (print_lang_identifier): Handle C_IS_RESERVED_WORD case.
7220 (grokdeclarator): Adjust for new RID scheme.
7221 (extract_interface_info): New stub.
7222 * c-lang.c: Don't declare yy_cur or parse_options.
7223 (lang_init_options): Call cpp_init. Don't call
7225 (lang_init): Don't call check_newline if USE_CPPLIB.
7227 * c-lex.c: Don't include c-parse.h. Do include timevar.h.
7228 Elide lots of unnecessary code if USE_CPPLIB. Delete code
7229 rendered unnecessary by new architecture. Move routines not
7230 shared with C++ to c-parse.in. Maintain a local idea of the
7231 line number. Handle C++ as well as C.
7232 [USE_CPPLIB]: Declare and register callbacks for #ident and
7233 for entering/leaving files.
7234 (init_c_lex, c_lex): Are now the entry points to this file.
7235 (check_newline): Break out directive handling to
7237 (read_ucs, is_extended_char, utf8_extend_token): Moved here
7239 (readescape, parse_float): Overhaul.
7240 (lex_number, lex_string, lex_charconst): Break out of c_lex
7242 (get_fileinfo, update_header_times, dump_one_header,
7243 dump_time_statistics): New and/or moved here from C++.
7244 Support per-file data needed by C++ and per-header timing
7245 statistics (C++ only, at the moment).
7246 * c-lex.h: Update prototypes. Add multiple include guard.
7247 * c-tree.h (struct lang_identifier): Add rid_code field.
7248 (C_IS_RESERVED_WORD, C_RID_CODE): New.
7250 * c-parse.in: Include c-pragma.h. Remove unnecesary calls to
7251 reinit_parse_for_function and/or position_after_white_space.
7252 (save_filename, save_lineno): Look ahead before saving.
7253 (label -> identifier ':'): Save file and line before shifting ':'.
7254 (reservedwords): No need to call get_identifier.
7255 (init_parse, finish_parse, yyerror, yylex, yyprint,
7256 make_pointer_declarator): Are now here for C/ObjC.
7257 (rid_to_yy): Conversion table from RID constants to Yacc codes.
7259 * c-pragma.c: Rewrite parsing logic to fit with cpplib's
7260 #pragma registry. Provide dummy implementation of that
7261 interface if !USE_CPPLIB.
7262 * c-pragma.h: Update to match.
7264 * flags.h: Add multiple include guard.
7265 (flag_detailed_statistics): Moved here from C++.
7266 * toplev.c: Define flag_detailed_statistics.
7268 * gcc.c (C specs): Use %(trad_capable_cpp) for -E|-M|-MM case
7270 * timevar.def (TV_CPP, TV_LEX): New.
7271 * timevar.h: Add multiple include guard.
7273 * objc/lang-specs.h: Use %(trad_capable_cpp) for -E|-M|-MM case
7275 * objc/objc-act.c: Don't mention yy_cur or parse_options.
7276 Initialize cpplib properly. Force lineno to 0 after first
7277 call to check_newline. Don't handle -lang-objc here.
7278 Move forget_protocol_qualifiers and remember_protocol_qualifiers here.
7280 2000-09-06 David Edelsohn <edelsohn@gnu.org>
7282 * rs6000.md: Correct function unit definitions for cr_logical and
7284 (sCOND): Additionally fail for sgt, slt, sge, sle if !TARGET_POWER
7285 and use portable method for >=0 and floating point >=. Remove
7286 associated matchers.
7288 2000-09-06 Mark Mitchell <mark@codesourcery.com>
7290 * extend.texi: Mark named return value extension as deprecated.
7292 2000-09-06 Geoff Keating <geoffk@cygnus.com>
7294 * config/rs6000/rs6000.c (rs6000_reverse_condition): Return
7297 2000-09-06 Gabriel Dos Reis <gdr@codesourcery.com>
7299 * toplev.c (display_help): Fix thinko in documentation.
7301 * diagnostic.h (output_buffer::indent_skip): New fields.
7302 (output_indentation): New macro.
7304 * diagnostic.c (output_indent): New function.
7305 (output_set_prefix, clear_diagnostic_info): Use.
7306 (output_emit_prefix): Predict future indentation.
7308 2000-09-06 DJ Delorie <dj@redhat.com>
7310 * Makefile.in (stage_*): add more dependencies to ensure parallel
7311 builds build correctly
7313 2000-09-06 Manfred Hollstein <manfredh@redhat.com>
7315 * Makefile.in (bootstrap-lean): Depend on bootstrap-lean_g,
7316 not bootstrap-lean_f.
7318 2000-09-06 Andreas Schwab <schwab@suse.de>
7320 * mklibgcc.in: Emit rule for libgcc-stage-start.
7321 * Makefile.in (stage1-start, stage2-start, stage3-start,
7322 stage4-start): Don't handle libgcc here, use libgcc.mk instead.
7324 2000-09-06 Bernd Schmidt <bernds@redhat.co.uk>
7326 * local-alloc.c (local_alloc): Ignore CLASS_LIKELY_SPILLED.
7327 (update_equiv_regs): Likewise, except for the mn10200 kludge.
7328 (combine_regs): Likewise.
7330 * Makefile.in (cse.o): Depend on $(BASIC_BLOCK_H).
7331 * cse.c: Include "basic-block.h".
7332 (struct table_elt): New field REGCOST.
7333 (CHEAP_REG): Delete macro.
7334 (COST): Return 0 for REGs.
7335 (approx_reg_cost_1, approx_reg_cost, preferrable): New functions.
7336 (notreg_cost): Return 0 for appropriate SUBREGs.
7337 (COSTS_N_INSNS): Return N * 2.
7338 (rtx_cost): Return 0 for REGs, and use cost of nested rtx for cheap
7340 (CHEAPER): Use new function preferrable.
7341 (insert): Initialize REGCOST member.
7342 (find_best_addr): Use approx_reg_cost for estimation of register
7344 (cse_insn): Likewise.
7345 * loop.c (iv_add_mult_cost): New function.
7346 (add_cost, shift_cost, mult_cost): Delete variables.
7347 (init_loop): Don't initialize add_cost; reduce copy_cost by half.
7348 (strength_reduce): Use iv_add_mult_cost instead of fixed add_cost.
7349 Make code that detects autoinc opportunities slightly less optimistic.
7350 (simplify_giv_expr): If expression contains other reg that is also a
7351 giv, only increment benefit if this is the only use of that reg.
7352 (consec_sets_giv): Take that change into account.
7353 (combine_givs): Slightly more verbose output.
7355 * i386.h (RTX_COSTS): For MULT, return true cost of multiplication,
7356 not the cost of an equivalent shift.
7357 * sh-protos.h (addsubcosts): Declare.
7358 * sh.c (addsubcosts): New function.
7359 * sh.h (CONST_COSTS): If CONST_OK_FOR_I, then return 0.
7360 (RTX_COSTS): Tweak. Use addsubcosts.
7361 (ADDRESS_COST): Return higher cost for reg+reg addressing.
7363 2000-09-06 Geoff Keating <geoffk@cygnus.com>
7365 * config/rs6000/rs6000.c (validate_condition_mode): New function.
7366 (branch_comparison_operator): Call validate_condition_mode to
7367 abort rather than returning 0.
7368 (branch_positive_comparison_operator): New function.
7369 (scc_comparison_operator): Call validate_condition_mode to abort
7370 rather than returning 0.
7371 (ccr_bit): Call validate_condition_mode. Update for
7373 (print_operand): Delete %C modifier. Update %E case
7374 to use EQ bit not SO bit.
7375 (rs6000_reverse_condition): New function.
7376 (rs6000_generate_compare): New function.
7377 (rs6000_emit_sCOND): New function.
7378 (rs6000_emit_cbranch): New function.
7379 (output_cbranch): The length of a long branch insn is
7380 now only 8 bytes. Add validate_condition_mode. Use
7381 rs6000_reverse_condition. Remove cror generation.
7383 * config/rs6000/rs6000.h: Update comments.
7384 (PREDICATE_CODES): Add new predicate. Update codes used
7385 by branch_comparison_operator and scc_comparison_operator.
7386 * config/rs6000/rs6000-protos.h: Add prototypes for
7387 new external functions.
7388 * config/rs6000/rs6000.md: Add new scheduling parameters
7389 for cr_logical instructions. Change length of branch
7391 (bCOND patterns): Call rs6000_emit_cbranch.
7392 (sCOND patterns): Call rs6000_emit_sCOND.
7393 (branch patterns): Change lengths to 4.
7394 (cr logical patterns): New.
7396 2000-09-06 Richard Henderson <rth@cygnus.com>
7398 * config/i386/i386.md (call_pop): Fix test for setting
7399 current_function_uses_pic_offset_table.
7400 (call, call_value_pop, call_value): Likewise.
7402 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
7404 * timevar.c (timevar_add): Delete.
7405 (timevar_get): Also count time since the selected timer was
7406 last updated. Do not examine the timevar stack if the
7407 selected timer is standalone.
7409 2000-09-05 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7411 * gthr-dce.h (__gthread_objc_mutex_deallocate): Free mutex->backend.
7413 2000-09-05 Jason Merrill <jason@redhat.com>
7415 * c-decl.c (finish_incomplete_decl): Don't call complete_array_type
7416 for 'extern' arrays.
7418 2000-09-05 Richard Henderson <rth@cygnus.com>
7420 * config/ia64/lib1func.asm (__divtf3): Rebundle for Itanium.
7421 Eliminate final copy from non-trapping case.
7422 (__divdf3, __divsf3): Likewise.
7424 2000-09-05 Richard Henderson <rth@cygnus.com>
7426 * config/ia64/ia64.md (mulhi3): Fix typo last change.
7427 * config/ia64/lib1func.asm (__divdi3, __udivdi3, __umodsi3): Likewise.
7429 2000-09-03 Donn Terry <donn@interix.com>, Laurynas Biveinis <lauras@softhome.net>
7431 * Makefile.in: Restructure bootstrap stages to allow clean
7432 restart after failure.
7434 2000-09-05 Richard Henderson <rth@cygnus.com>
7436 * config/ia64.md (movsi and movdi patterns): Allow moves from
7437 8-bit constants to AR registers.
7439 2000-09-05 Richard Henderson <rth@cygnus.com>
7441 * config/ia64/ia64.md (mulhi3): New.
7443 2000-09-05 Richard Henderson <rth@cygnus.com>
7445 * config/ia64/ia64.h (INIT_TARGET_OPTABS): Remove.
7446 * config/ia64/lib1funcs.asm (__divdi3): Update from Intel IA-64
7447 Optimization Guide, minimum latency alternative.
7448 (__moddi3, __udivdi3, __umoddi3): Likewise.
7449 (__divsi3, __modsi3, __udivsi3, __umodsi3): Likewise.
7451 2000-09-05 Bruce Korb <bkorb@gnu.org>
7453 * fixinc/fixincl.c (load_file): always read header files
7454 with sizes that are a multiple of the page size.
7455 & use libiberty's getpagesize for determining that.
7457 2000-09-05 Alexandre Oliva <aoliva@redhat.com>
7459 * gcse.c (hash_string_1): Add prototype.
7460 * cse.c (canon_hash_string): Likewise.
7462 2000-09-04 Craig Newell <CraigN@ieee.org>
7464 * gcc.c: Undefine "__WCHAR_TYPE__" before redefining it.
7466 2000-09-04 Andreas Schwab <schwab@suse.de>
7468 * Makefile.in (STAGESTUFF): Remove libgcc.
7469 (stage1-start, stage2-start, stage3-start): Copy the contents of
7470 the libgcc directory explicitly.
7471 (mostlyclean): Clean libgcc.
7473 2000-09-04 Andrew Haley <aph@redhat.com>
7475 * dwarf2out.c: (stack_adjust_offset): New prototype.
7477 Wed Jan 1 00:23:59 MET 1997 Jan Hubicka <jh@suse.cz>
7479 * combine.c (make_extraction): Fix rtx_cost comparison to
7482 Wed Jan 1 00:17:32 MET 1997 Jan Hubicka <jh@suse.cz>
7484 * i386.md (pushsi2, pushhi2, pophi2, swapsf, swapdf,
7485 umulsi3_highpart, smulsi3_highpart, testqi_ccno_1, xorqi_ext_1):
7486 Add '*' to insn pattern name.
7488 2000-09-04 Jakub Jelinek <jakub@redhat.com>
7490 * cpplex.c (ON_REST_ARG): Check VAR_ARGS flag of current context,
7491 use posn - 1 to index into tokens array.
7492 (maybe_paste_with_next): Adjust caller.
7494 2000-09-03 Geoff Keating <geoffk@cygnus.com>
7496 * invoke.texi: Document the -mvxworks option for rs6000 ELF.
7498 * config/rs6000/rs6000.h: Update various comments about XER_REGNO.
7499 (REGNO_REG_CLASS): Use symbolic register
7502 2000-09-03 Richard Earnshaw <rearnsha@arm.com>
7504 * arm.c (final_prescan_insn): If the form of a jump insn isn't
7505 recognized, don't try to conditionally execute it.
7507 Sun Sep 3 13:10:56 2000 Denis Chertykov <denisc@overta.ru>
7509 * config/avr/avr.md ("*tablejump_lib"): New pattern.
7510 (call_value_insn): Right length claculation.
7511 (call_insn): Likewise.
7513 2000-09-02 Marek Michalkiewicz <marekm@linux.org.pl>
7515 * config/avr/avr-protos.h, config/avr/avr.c (unique_section,
7516 gas_output_limited_string, gas_output_ascii, output_movqi,
7517 output_movhi, out_movqi_r_mr, out_movqi_mr_r, out_movhi_r_mr,
7518 out_movhi_mr_r, out_movsi_r_mr, out_movsi_mr_r, output_movsisf,
7519 out_tstsi, out_tsthi, ret_cond_branch, ashlqi3_out, ashlhi3_out,
7520 ashlsi3_out, ashrqi3_out, ashrhi3_out, ashrsi3_out, lshrqi3_out,
7521 lshrhi3_out, lshrsi3_out, output_reload_inhi, output_reload_insisf,
7522 out_shift_with_cnt, ptrreg_to_str, cond_string, encode_section_info):
7523 Add "const" as needed to remove warnings.
7525 * config/avr/avr.c (avr_override_options, avr_init_once,
7526 function_prologue, function_epilogue, frame_pointer_required_p,
7527 class_likely_spilled_p, order_regs_for_local_alloc,
7528 avr_address_cost, avr_ret_register): Use K&R style arguments.
7529 (initial_elimination_offset, gas_output_limited_string):
7530 Remove ATTRIBUTE_UNUSED from the used arguments.
7531 (output_mov*, out_mov*_r_mr, out_mov*_mr_r, output_reload_insisf):
7532 Use local variables src, dest, base to access operands[].
7533 Rename reg_dest to reg_src if that's what it is.
7534 (output_movhi, output_movsisf): Optimize loading 8-bit immediate
7535 constants to LD_REGS if reg_was_0.
7536 (output_reload_insisf): Change arg 3 to insn length and set it.
7537 (out_movhi_r_mr, out_movhi_mr_r): Use in/out for more efficient
7538 access to 16-bit I/O register pairs.
7539 (avr_address_cost): Lower cost for the above case.
7540 (out_tsthi): Use "or" (faster) instead of "sbiw" if the operand
7541 may be clobbered, also for LD_REGS.
7542 (adjust_insn_length): Correct insn length for iorhi3 and iorsi3
7545 * config/avr/avr.h (PTRDIFF_TYPE): Make signed.
7547 * config/avr/avr.md: Change all uses of the TEST_HARD_REG_CLASS
7548 macro to test_hard_reg_class function.
7549 (*movsi, *movsf): Change "cc" attribute from "clobber" to "none"
7550 for loading immediate constants to LD_REGS.
7551 (andsi3, cmphi, cmpsi): Add return statements to avoid warnings.
7554 Sat Sep 2 13:58:23 2000 Marek Michalkiewicz <marekm@linux.org.pl>
7556 * config/avr/avr.md ("*negsi2"): substitute %@ to __zero_reg__
7557 * config/avr/libgcc.S: Lost part of the previous patch.
7559 2000-08-31 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7561 * gthr-dce.h (__gthread_objc_mutex_allocate): Create a pthread_mutex_t
7562 object before calling pthread_mutex_init.
7564 2000-09-02 Alexandre Oliva <aoliva@redhat.com>
7566 * config/sh/t-elf, config/sh/crt1.asm, config/sh/crti.asm,
7567 config/sh/crtn.asm: New files.
7568 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Set.
7569 (crt1.o, crti.o, crtn.o): New targets.
7570 * configure.in [sh-*-elf*, sh-*-rtemself*] (tmake_file): Added
7572 * configure: Rebuilt.
7573 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
7574 STARTFILE_SPEC, ENDFILE_SPEC, CRT_CALL_STATIC_FUNCTION): Define.
7575 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
7576 Undefine for config/elfos.h to redefine.
7577 (STARTFILE_SPEC, ENDFILE_SPEC): Redefine after config/elfos.h.
7579 2000-09-02 Alexandre Oliva <aoliva@redhat.com>, Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
7581 * config/sh/sh-protos.h (nonpic_symbol_mentioned_p,
7582 legitimize_pic_address, output_pic_addr_const): Declare.
7583 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Fix PIC register.
7584 (PREFERGOT_BIT, TARGET_PREFERGOT): Likewise.
7585 (TARGET_SWITCHES): New switch -mprefergot.
7586 (OVERRIDE_OPTIONS): Set flag_no_function_cse unless -mprefergot.
7587 (PIC_OFFSET_TABLE_REGNUM): Define.
7588 (GOT_SYMBOL_TABLE): Likewise.
7589 (LEGITIMIZE_ADDRESS): Use legitimize_pic_address.
7590 (ENCODE_SECTION_INFO): Define.
7591 (FINALIZE_PIC): New macros.
7592 (LEGITIMATE_PIC_OPERAND_P, SYMBOLIC_CONST_P): New macro.
7593 (ASM_OUTPUT_INT, ASM_OUTPUT_SHORT): Use output_pic_addr_const.
7594 * config/sh/sh.c (print_operand_address): Use output_pic_addr_const.
7595 (prepare_move_operands): Call emit_pic_move or
7596 emit_pic_const_move if appropriate.
7597 (output_far_jump): For PIC, use braf and output long offset.
7598 (machine_dependent_reorg):
7599 (sh_expand_prologue): Save and initialize the PIC register.
7600 (sh_expand_epilogue): Restore it.
7601 (initial_elimination_offset): Account for it.
7602 (nonpic_symbol_mentioned_p): New function.
7603 (legitimize_pic_address): Likewise.
7604 (output_pic_addr_const): Likewise.
7605 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): New insns.
7606 (call, call_value): Use them.
7607 (GOTaddr2picreg, sym_label2reg, symGOT2reg, symGOTOFF2reg,
7608 symPLT_label2reg): New expands.
7609 * invoke.texi (SH Options): Document -mprefergot.
7611 2000-09-01 Alexandre Oliva <aoliva@redhat.com>
7613 * rtl.h (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): New macro.
7614 * gcse.c (hash_string_1): New function.
7615 (hash_expr_1) <ASM_OPERANDS>: Disregard filename and line number.
7616 (expr_equiv_p) <ASM_OPERANDS>: Likewise.
7617 * cse.c (rtx_cost): Don't increase the cost of ASM_OPERANDS.
7618 (canon_hash_string): New function.
7619 (canon_hash) <ASM_OPERANDS>: Disregard filename and line number.
7620 (exp_equiv_p) <ASM_OPERANDS>: Likewise.
7621 (fold_rtx): Use ASM_OPERANDS accessor macros.
7622 * emit-rtl.c (copy_insn_1): Likewise.
7623 * integrate.c (copy_rtx_and_substitute): Likewise.
7624 * stmt.c (expand_asm_operands): Likewise. Give an
7625 ASM_OPERANDS rtx the mode of the output reg being set from it.
7627 2000-09-01 Fred Fish <fnf@be.com>
7629 * fix-header.c (write_rbrac): Add putc and getc to list of
7630 functions to protect against prior definition as a macro.
7632 2000-09-01 Joseph S. Myers <jsm28@cam.ac.uk>
7634 * c-common.h (enum c_tree_index): Add CTI_C_SIZE_TYPE.
7635 (c_size_type_node): Define.
7636 * c-decl.c (init_decl_processing): Initialize c_size_type_node.
7637 * c-common.c (enum format_lengths, enum format_std_version,
7638 format_length_info, format_type_detail, BADLEN, NOLENGTHS,
7639 format_kind_info, printf_length_specs, scanf_length_specs, T89_I,
7640 T99_I, T89_L, T99_LL, TEX_LL, T89_S, T89_UI, T99_UI, T89_UL,
7641 T99_ULL, TEX_ULL, T89_US, T89_F, T99_F, T89_D, T99_D, T89_LD,
7642 T99_LD, T89_C, T99_SC, T99_UC, T89_V, T94_W, TEX_W, T94_WI,
7643 TEX_WI, T99_ST, T99_SST, T99_PD, T99_UPD, T99_IM, T99_UIM,
7644 format_types): Define.
7645 (format_char_info, print_char_table, scan_char_table,
7646 time_char_table): Rearrange for new organization of information
7647 about format length modifiers and standard versions.
7648 (T_ST): Redefine to use c_size_type_node.
7649 (check_format_info): Obtain information about length modifiers and
7650 standard versions from tables. Adjust warning message wordings.
7651 Use the name from the user's program for `ll' and `hh' length
7652 modifiers in warning messages. Use more informative names for
7653 wanted types where available (for wchar_t, wint_t, size_t, signed
7654 size_t, ptrdiff_t, unsigned ptrdiff_t, intmax_t and uintmax_t).
7656 2000-09-01 Jim Wilson <wilson@cygnus.com>
7658 * calls.c (emit_call_1): Add REG_NORETURN note to call if ECF_NORETURN.
7659 * combine.c (distribute_notes): Handle REG_NORETURN.
7660 * rtl.c (reg_note_name): Add REG_NORETURN.
7661 * rtl.h (enum reg_note): Likewise.
7663 * config/ia64/ia64-protos.h (emit_safe_across_calls): Renamed from
7665 * config/ia64/ia64.c (emit_safe_across_calls): Likewise.
7666 (rtx_needs_barrier): Handle unspec_volatile 8 and 9.
7667 (emit_predicate_relation_info): Handle conditional calls with
7669 * config/ia64/ia64.h (ASM_FILE_START): Call emit_safe_across_calls
7670 instead of ia64_file_start.
7671 * config/ia64/sysv4.h (ASM_FILE_START): Likewise.
7672 * config/ia64/ia64.md (safe_across_calls_all,
7673 save_across_calls_normal): New patterns.
7675 * loop.c (check_final_value): Check for biv use before checking for
7676 giv use. Check for both biv and giv uses. Always set last_giv_use
7677 if there is a giv use.
7679 2000-09-01 Richard Henderson <rth@cygnus.com>
7681 * config/ia64/ia64.md (mulsi3): Use grfr_register_operand.
7682 (madddi3): Likewise.
7685 Fri Sep 1 10:59:47 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7687 * expr.c (clear_storage): Don't use emit_move_insn unless
7688 either BLKmode or proper size.
7689 (store_constructor): Don't call clear_storage if REG of wrong size.
7691 * flow.c (init_propagate_block_info): Don't mark frame dead at end
7692 of function if returns wiht stack pointer depressed.
7694 2000-09-01 Andrew Haley <aph@redhat.com>
7696 * dwarf2out.c (stack_adjust_offset): New function.
7697 (dwarf2out_stack_adjust): Break out stack adjust logic into
7698 new stack_adjust_offset function. Look inside parallels and
7699 sequences for stack adjustments.
7701 2000-08-31 Jeff Law <law@cygnus.com>
7703 * arm.md: Use no_new_pseudos to determine when it is safe
7704 to create new pseudo registers.
7706 * arm.c (legitimize_pic_address): Use no_new_pseudos to determine
7707 when we can safely allocate new registers.
7709 2000-08-31 Geoffrey Keating <geoffk@cygnus.com>
7711 * stmt.c (expand_asm_operands): Twiddle generating_concat_p
7712 so that CONCATs are not generated for ASMs.
7713 * emit-rtl.c (gen_reg_rtx): Don't generate CONCATs when
7714 not generating_concat_p.
7715 * function.c (pop_function_context_from): Reset
7716 generating_concat_p.
7717 (prepare_function_start): Likewise.
7718 * rtl.c (generating_concat_p): Define.
7719 * rtl.h (generating_concat_p): Declare.
7720 * toplev.c (rest_of_compilation): No CONCATs after RTL generation.
7722 2000-08-22 Philipp Thomas <pthomas@suse.de>
7723 Masanobu Yuhara <yuhara@flab.fujitsu.co.jp>
7725 * gmicro.h (TARGET_SWITCHES): Add descriptions and mark them
7728 2000-08-30 Greg McGary <greg@mcgary.org>
7730 * Makefile.in (fixinc.sh): Pass CC, CFLAGS and LDFLAGS to mkfixinc.sh
7731 * fixinc/Makefile.in (fixincl): Pass $(LDFLAGS) to $(CC).
7732 * fixinc/mkfixinc.sh: Pass $CC, $CFLAGS and $LDFLAGS to $MAKE.
7734 2000-08-30 Greg McGary <greg@mcgary.org>
7736 * tree.h (struct tree_int_cst): Wrap low and high in a sub-struct.
7737 (TREE_INT_CST_LOW, TREE_INT_CST_HIGH): Access through sub-struct.
7738 (TREE_INT_CST): New macro.
7739 * varasm.c (const_hash, compare_constant_1, record_constant_1):
7740 Use new macro TREE_INT_CST.
7742 Wed 30-Aug-2000 23:18:59 BST Neil Booth <NeilB@earthling.net>
7744 * contrib.texi: Add self.
7746 2000-08-30 Alexandre Oliva <aoliva@redhat.com>
7748 * config/sh/sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): New insns.
7749 (cmpeqdi_t splitter): Use cmpeqsi_and_t instead of emitting jumps
7752 2000-08-30 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7754 * fixinc/gnu-regex.c: Don't define `const'.
7756 Tue Aug 29 22:09:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7758 * expr.c (store_constructor): Allow variable bounds of array type.
7759 (expand_expr): Don't blow up if type is ERROR_MARK.
7760 * varasm.c (output_constructor): Don't access lower bound of array
7761 type unless need it if index is supplied (so it can be a variable
7762 if no index is supplied).
7763 Use tree_low_cst; use HOST_WIDE_INT for sizes; change BITPOS to POS.
7764 Other minor cleanups.
7766 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7768 * Makefile.in: Revamp handling of cflags to allow different WARN_CFLAGS
7769 for compilations in stage 1 and subsequent stages, respectively.
7770 * configure.in (vax): Add compiler-dependent CFLAGS for stage 1.
7771 * configure: Rebuilt.
7772 * x-vax, x-vax-gcc: Deleted.
7774 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
7776 * c-common.c (declare_function_name): Use func_id_node,
7777 function_id_node, and pretty_function_id_node. Do not make
7778 __func__ visible at file scope.
7779 * c-common.h (c_tree_index): Add CTI_FUNCTION_ID,
7780 CTI_PRETTY_FUNCTION_ID, and CTI_FUNC_ID.
7781 (function_id_node, pretty_function_id_node, func_id_node): New
7783 * c-decl.c (init_decl_processing): Initialize function_id_node,
7784 pretty_function_id_node, and func_id_node.
7785 (c_make_fname_decl): Correct comment.
7787 * tree.h (struct tree_identifier): Constify pointer member.
7789 * c-decl.c (pushdecl, implicit_decl_warning): Constify a char *.
7790 * c-pragma.h (struct weak_syms): Constify name and value members.
7791 (add_weak): Constify arguments.
7793 * calls.c (special_function_p): Constify a char *.
7794 (expand_call): Remove variable which is initialized and then
7796 * dependence.c (struct def_use, struct induction, struct subscript):
7797 Constify 'variable' member.
7798 (get_low_bound, have_induction_variable): Constify char * argument.
7799 (find_induction_variable): Add braces to avoid dangling else.
7800 (classify_dependence): Constify char * arrays.
7801 * profile.c (output_func_start_profiler): Constify a char *.
7802 * stor-layout.c (finalize_record_size): Constify a char *.
7803 * tree.c (is_attribute_p): Constify a char *.
7804 * varasm.c (add_weak, remove_from_pending_weak_list): Constify argument.
7806 * varasm.c (make_function_rtl, make_decl_rtl): Rearrange code
7807 for comprehensibility. Do not call get_identifier if we did
7808 not change the DECL_ASSEMBLER_NAME of the decl. Use alloca to
7809 create temporary string constants, not ggc_alloc_string. No
7810 need to copy result of ASM_FORMAT_PRIVATE_NAME. Use const
7811 char * to hold IDENTIFIER_POINTERs.
7813 2000-08-29 Richard Henderson <rth@cygnus.com>
7815 * config/ia64/ia64.md (muldi3): Use grfr_register_operand
7818 2000-08-29 Richard Henderson <rth@cygnus.com>
7820 * reload.c (push_secondary_reload): Allow class == reload_class
7821 if we're using a reload_in/out pattern.
7823 * config/ia64/ia64.md (reload_inti): Use a TImode scratch. Use
7824 the half that does not conflict with the reload register.
7825 (reload_outti): Likewise.
7827 2000-08-29 Kazu Hirata <kazu@hxi.com>
7829 * reload.c: Fix formatting.
7831 * stmt.c: Fix formatting.
7833 * gcc.c: Fix formatting.
7835 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
7837 * flags.h (time_report, mem_report): New global flags.
7838 * toplev.c: Define time_report and mem_report.
7839 (f_options): Add -ftime-report and -fmem-report.
7840 (compile_file): Turn on time_report if quiet_flag is off.
7841 Call ggc_print_statistics at very end if mem_report is on.
7842 * timevar.c (TIMEVAR_ENABLE): Examine time_report, not quiet_flag.
7844 * ggc-common.c (ggc_print_statistics): Rename to
7845 ggc_print_common_statistics; all callers changed. Scale
7846 quantities above 10K to kilobytes and above 10M to megabytes.
7847 * ggc-page.c (ggc_page_print_statistics): Rename to
7848 ggc_print_statistics. Report memory consumed by internal data
7849 structures for each allocation bucket. Scale quantities above
7850 10K to kilobytes and above 10M to megabytes.
7851 * ggc-simple.c: Prototype debug_ggc_tree to avoid warning.
7852 Cast PTR_KEY(p) to unsigned long in fprintf call to avoid warning.
7853 Define tally_leaves always.
7854 (ggc_print_statistics): New function.
7855 * ggc.h: Adjust for renamed functions.
7857 Wed Aug 30 00:11:42 2000 Denis Chertykov <denisc@overta.ru>
7859 * config/avr/avr.md ("*movsf","*movsi"): Pass NULL to
7860 output_movsisf instead of which_alternative.
7862 * config/avr/avr.c (output_reload_inhi): Check for NULL ponter.
7864 Tue Aug 29 22:29:58 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
7866 * config/avr/avr-protos.h: (avr_output_ascii) Removed.
7867 (avr_progmem_p): New prototype.
7868 (output_movsisf): Prototype declaration changed.
7869 (output_movqi): New prototype.
7870 (output_movhi): New prototype.
7871 (call_insn_operand): Likewise.
7872 (final_prescan_insn): Likewise.
7873 (avr_simplify_comparision_p): Likewise.
7874 (avr_normalize_condition): Likewise.
7875 (compare_eq_p): Likewise.
7876 (out_shift_with_cnt): Likewise.
7877 (const_int_pow2_p): Likewise.
7878 (output_reload_inhi): Prototype declaration changed.
7880 * config/avr/avr.c: (debug_hard_reg_set): Prototype declared.
7881 (ldi_reg_rtx): New. rtx for r31.
7882 (avr_init_stack): Initialize as "__stack".
7883 (function_prologue): Use it.
7884 Replace all TARGET_ENHANCED with AVR_ENHANCED.
7885 (avr_mcu_name): Initialize as "avr2".
7886 (avr_enhanced_p, avr_mega_p): New variables.
7887 (mcu_types, avr_override_options): Handle all known MCU types.
7888 Also handle avr1 (only preprocess, assemble and link).
7889 (print_operand): Using of `%K' in output template removed.
7890 (out_movqi_r_mr): Optimized.
7891 (out_movhi_r_mr): Likewise.
7892 (output_movqi): New function.
7893 (output_movhi): Likewise.
7894 (out_movsi_r_mr): Optimized.
7895 (output_movsisf): Compute insn length for `adjust_insn_length'
7896 (out_movqi_mr_r): Optimized.
7897 (out_movhi_mr_r): Optimized.
7898 (adjust_insn_length): Use output_movsisf, output_movqi,
7899 output_movhi for insn length adjusting.
7900 (reg_unused_after): Use dead_or_set_p.
7901 (preferred_reload_class): Now havn't any restriction.
7902 (reg_was_0): New function.
7903 (io_address_p): Likewise.
7904 (const_int_pow2_p): Likewise.
7905 (output_reload_inhi): Likewise.
7906 (output_reload_insisf): Likewise.
7908 * config/avr/avr.h (MULTILIB_DEFAULTS): Define.
7909 (LIB_SPEC): Use -lc for all supported devices.
7910 (LIBGCC_SPEC): Use -lgcc for all supported devices.
7911 (AVR_MEGA): Define as avr_mega_p.
7912 (AVR_ENHANCED): New, define as avr_enhanced_p.
7913 (TARGET_SWITCHES): Remove -menhanced, now handled by -mmcu=...
7914 (CPP_SPEC, LINK_SPEC): Handle all known MCU types.
7915 (CRT_BINUTILS_SPECS): Handle all known MCU types.
7916 Rename gcrt1-*.o to make file names unique on 8.3 filesystems.
7917 (EXTRA_SPECS): Add CPP_AVR[1-5]_SPEC.
7918 (ASM_SPEC): Pass -mmcu=... to the assembler.
7919 Change all -DAVR_* to -D__AVR_*__.
7920 (INIT_TARGET_OPTABS), config/avr/libgcc.S:
7921 Rename library functions to start with two underscores.
7922 (ASM_OUTPUT_COMMON): Outputs `.comm VAR,VAR-SIZE,1' to avoid
7924 (ASM_WEAKEN_LABEL): Declared for __attribute__((weak)).
7925 (SUPPORTS_WEAK): Likewise.
7926 (LDI_REG_REGNO): New. Register r31 will be used as temporary
7927 register for loading constants to r0-r14.
7929 * config/avr/avr.md: Replace all TARGET_ENHANCED with
7931 (*mov_r_sp): Removed. Handled by output_movhi.
7932 (*mov_sp_r): Likewise.
7933 (*mov_sp_r_no_interrupts): Likewise
7934 (*mov_sp_r_tiny): Likewise.
7935 (*movqi): Use output_movqi.
7936 (*reload_inqi): New.
7937 (*movhi): Use output_movhi.
7938 (*reload_inhi): New.
7939 (*negsi2): Optimized.
7940 (*negsf2): Likewise.
7941 Added peepholes (define_peephole2) for loading constants to r0-r14
7942 and for using `cpse' command.
7944 * config/avr/libgcc.S: Rename library functions to start with two
7946 Add support for enhanced core.
7947 (_moqhi3): Fix typo, now _modqi3.
7948 (__divsi_raw): Use __zero_reg__ as loop counter, smaller by 1 word.
7949 (__prologue_saves__): Remove test for stack adjust by 0.
7950 (__tablejump__): New.
7952 * config/avr/t-avr: Build libgcc2 with -mcall-prologues.
7953 Add multilib support.
7955 Tue Aug 29 15:17:54 EDT 2000 John Wehle (john@feith.com)
7957 * loop.c (prescan_loop): Don't check unknown_address_altered
7958 when deciding if insert_loop_mem is safe. Add BLKmode MEMs
7959 to loop_store_mems as necessary.
7960 (loop_invariant_p): Don't check unknown_address_altered
7961 or unknown_constant_address_altered.
7963 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7965 * vax.md (sltu, sgeu): Delete sltu and sgeu insn patterns.
7967 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
7969 * cpperror.c (print_file_and_line): If line is (unsigned int)-1,
7970 print just the filename.
7971 * cpplex.c (_cpp_run_directive): Add additional argument, the
7972 name to give the synthetic buffer. This defaults to
7973 translated "<command line>".
7974 * cpplib.c (cpp_define, cpp_undef, cpp_assert, cpp_unassert):
7976 (_cpp_define_builtin): New function.
7977 * cppinit.c (initialize_builtins): Use _cpp_define_builtin.
7978 * cpphash.h: Update prototypes.
7980 * tradcpp.c (main): Process -D and -U simultaneously, in the
7981 order they appeared on the command line.
7983 2000-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7985 * c-decl.c (define_label): Call warning_with_file_and_line and
7986 error_with_file_and_line instead of plain warning or error.
7988 * c-parse.in (label): Use save_filename/save_lineno to ensure
7989 correct values for calls to define_label.
7991 2000-08-29 Mark Mitchell <mark@codesourcery.com>
7993 * calls.c (expand_call): Don't create a VAR_DECL just to throw it
7995 * expr.c (expand_expr, case TARGET_EXPR): Don't call
7997 * tree.h (get_file_function_name): Remove two duplicate
8000 2000-08-28 Kazu Hirata <kazu@hxi.com>
8002 * tree.c: Fix formatting.
8004 * xcoffout.c: Fix formatting.
8006 2000-08-28 Jason Merrill <jason@redhat.com>
8008 * dwarf2out.c (attr_checksum): Also ignore DW_AT_producer.
8010 2000-08-28 Daniel Berlin <dberlin@redhat.com>
8012 * dwarf2out.c (dwarf2out_finish): Don't bother calling
8013 break_out_includes if it won't do anything.
8015 2000-08-28 Richard Henderson <rth@cygnus.com>
8017 * reload.c (push_secondary_reload): Revert 2000-08-16 change.
8018 (find_reloads): Likewise.
8019 * config/alpha/alpha.md (reload_inqi): Revert 2000-08-11 change.
8020 (reload_inhi): Likewise.
8022 2000-08-28 Richard Henderson <rth@cygnus.com>
8024 * config/i386/i386.c: Don't error on EXTRA_CONSTRAINT defined.
8025 (call_insn_operand): Don't expect a surrounding mem.
8026 (constant_call_address_operand): Likewise.
8027 * config/i386/i386.h (PREDICATE_CODES): Update.
8028 * config/i386/i386.md (call patterns): Move the match_operand
8029 for the call destination inside the mem.
8031 2000-08-28 Richard Henderson <rth@cygnus.com>
8033 * local-alloc.c (requires_inout): Don't use reserved range for
8034 EXTRA_CONSTRAINTS; use anything not matched by REG_CLASS_FROM_LETTER.
8035 * recog.c (asm_operand_ok): Likewise.
8036 (preprocess_constraints, constrain_operands): Likewise.
8037 * regclass.c (record_reg_classes): Likewise.
8038 * reload.c (find_reloads): Likewise.
8039 * reload1.c (maybe_fix_stack_asms): Likewise.
8040 (reload_cse_simplify_operands): Likewise.
8041 * stmt.c (expand_asm_operands): Likewise.
8043 * md.texi: Update constraints documentation.
8044 * tm.texi (EXTRA_CONSTRAINT): Update.
8046 2000-08-28 Daniel Berlin <dberlin@redhat.com>
8048 * dwarf2out.c (DIE_LABEL_PREFIX): Remove leading "__".
8049 (print_die): If we don't know the offset of the
8050 target die, try the symbol. Add a trailing newline.
8051 (reverse_all_dies): New fn.
8052 (dwarf2out_finish): Call it.
8053 (break_out_includes): Reorganize for clarity.
8054 (add_sibling_attributes): Don't call reverse_die_lists.
8055 (output_comp_unit): Rename from output_comdat_comp_unit. Use for
8057 * flags.h: Add flag_eliminate_dwarf2_dups.
8058 * toplev.c (f_options): Support -feliminate-dwarf2-dups.
8060 2000-08-28 Jason Merrill <jason@redhat.com>
8062 * dwarf2.h (DW_TAG_GNU_BINCL, DW_TAG_GNU_EINCL): New tags.
8063 * dwarf2out.c: #include "md5.h".
8064 (DIE_LABEL_PREFIX): New macro.
8065 (dw_val_struct): Add 'external' flag to val_die_ref.
8066 (add_AT_die_ref, AT_ref): Adjust.
8067 (AT_ref_external, set_AT_ref_external): New fns.
8068 (build_abbrev_table): Call set_AT_ref_external.
8069 (value_format): Call AT_ref_external.
8070 (die_struct): Add die_symbol field.
8071 (new_die): Clear it.
8072 (dwarf_tag_name): Handle BINCL/EINCL.
8073 (dwarf2out_start_source_file): Add BINCL DIE.
8074 (dwarf2out_end_source_file): Add EINCL DIE.
8075 (push_new_compile_unit, pop_compile_unit, clear_die_sizes): New fns.
8076 (loc_checksum, attr_checksum, die_checksum): New fns.
8077 (is_type_die, is_comdat_die, is_symbol_die): New fns.
8078 (compute_section_prefix, assign_symbol_names): New fns.
8079 (gen_internal_sym, output_die_symbol, output_symbolic_ref): New fns.
8080 (output_die): Call output_die_symbol and AT_ref_external.
8081 (output_comdat_comp_unit): New fn, split out from...
8082 (dwarf2out_finish): ...here. Also call add_sibling_attributes for
8084 (output_pubnames, output_aranges): Abort if we see entries from
8086 * toplev.h: Declare file_name_nondirectory.
8087 * toplev.c (file_name_nondirectory): New fn, moved from C++ frontend.
8088 (rest_of_type_compilation): Call dwarf2out_decl if at toplevel.
8089 (debug_start_source_file): Call dwarf2out_start_source_file
8090 regardless of debug verbosity.
8091 (debug_end_source_file): Similarly.
8092 * tree.h: Declare clean_symbol_name.
8093 * tree.c (clean_symbol_name): Split out from...
8094 (get_file_function_name_long): ...here.
8096 * dwarf2out.c (new_loc_descr): Use calloc.
8097 (splice_child_die): Remove the die from the right parent.
8098 (gen_struct_or_union_die): Don't add AT_name to a specification DIE.
8100 Mon Aug 28 19:02:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8102 * toplev.c (decode_g_option): Don't give warning for unknown -g
8103 option; return 0 instead.
8104 (main): If -g option is not recognized by front end or
8105 language-independent code, give warning.
8107 2000-08-28 Greg McGary <greg@mcgary.org>
8109 * config/i386/i386-protos.h (ix86_expand_compare): Add extern decl.
8110 * config/i386/i386.c (ix86_expand_compare): Remove `static'.
8111 * config/i386/i386.md (trap, conditional_trap): New insn & expand.
8113 2000-08-27 Greg McGary <greg@mcgary.org>
8115 * cpplex.c (parse_string): Don't look for backslash
8116 before first char in `namebuf'.
8117 * loop.c (strength_reduce): Skip NOTEs.
8119 2000-08-27 Jason Merrill <jason@redhat.com>
8121 * c-decl.c (duplicate_decls): Don't set TREE_STATIC or clear
8122 DECL_EXTERNAL on a local extern. Don't set DECL_IGNORED_P or
8123 TREE_ASM_WRITTEN, either.
8124 (finish_decl): Adjust.
8126 2000-08-28 Philipp Thomas <pthomas@suse.de>
8128 * ABOUT-GCC-NLS: Remove gettext patches from Paul Eggert as
8129 they have been incorporated into the gettext CVS. Change the text to
8130 reflect the current status of NLS. Add instructions for accessing
8131 the gettext CVS and add the patch from Martin v. Loewis.
8133 2000-08-27 Geoff Keating <geoffk@cygnus.com>
8135 * config/rs6000/rs6000.md (movdi_internal64+5): Make SUBREG-safe
8136 by using gen_lowpart_common.
8137 (movdi_internal64+6): Likewise.
8139 2000-08-26 Alexandre Oliva <aoliva@redhat.com>
8141 * tm.texi (FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION):
8144 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Remap register
8145 numbers to the ranges used by GDB.
8147 2000-08-25 Richard Henderson <rth@cygnus.com>
8149 * config/ia64/ia64.h (struct machine_function): Add n_varargs.
8150 * config/ia64/ia64.c (ia64_compute_frame_size): Use it.
8151 (ia64_expand_prologue): Likewise.
8152 (ia64_setup_incoming_varargs): Set it. Properly skip the current
8153 argument for stdargs.
8155 2000-08-25 Jason Merrill <jason@redhat.com>
8157 * integrate.c (expand_inline_function): Pull out the original decl.
8159 2000-08-25 Jim Wilson <wilson@cygnus.com>
8161 * cse.c (cse_insn): Don't pass label subtraction to force_const_mem.
8163 * function.c (gen_mem_addressof): Clear MEM_ALIAS_SET if no decl.
8165 2000-08-25 Greg McGary <greg@mcgary.org>
8167 * flow.c (dump_edge_info): Use ARRAY_SIZE.
8168 * config/alpha/alpha.c (alpha_expand_block_move): Likewise.
8170 2000-08-25 Richard Earnshaw <rearnsha@arm.com>
8172 * arm.h (STRUCT_VALUE): Define to 0, not NULL.
8174 Fri Aug 25 12:52:49 EDT 2000 John Wehle (john@feith.com)
8176 * i386.c (ix86_find_base_term): New.
8177 * i386-protos.h (ix86_find_base_term): Prototype.
8178 * i386.h (FIND_BASE_TERM): Define.
8179 * alias.c (find_base_term): Use it.
8180 * tm.texi (FIND_BASE_TERM): Document it.
8182 * alias.c (true_dependence, write_dependence_p): Unchanging
8183 memory can't conflict with non-unchanging memory.
8185 * alias.c (memrefs_conflict_p): A BLKmode reference
8186 to a symbol (or CONST_INT address) always conflicts
8187 with a reference to another symbol.
8189 2000-08-25 Joseph S. Myers <jsm28@cam.ac.uk>
8191 * c-common.c (time_char_table): Don't allow width and flags with
8194 2000-08-25 Jakub Jelinek <jakub@redhat.com>
8196 * config/i386/i386.c (ix86_expand_branch): Treat GE and GEU the same
8197 way as LT and LTU when the second operand has 0 in low word.
8199 2000-08-26 Michael Hayes <mhayes@cygnus.com>
8201 * basic-block.h (struct loop): Rename `exits' field to
8202 `exit_edges'. Add `entry_edges' and `num_entries' fields.
8204 * flow.c (flow_loop_exit_edges_find): Rename from flow_loop_exits_find.
8205 (flow_loop_entry_edges_find): Add.
8206 (flow_edge_list_print): Rename from flow_exits_print.
8207 (flow_loops_find): Call flow_loop_entry_edges_find.
8208 (flow_loop_dump): Dump entry_edges list.
8209 (flow_loops_free): Free entry_edges.
8211 2000-08-26 Michael Hayes <mhayes@cygnus.com>
8213 * loop.c (loop_dump_aux, debug_loop): New functions.
8214 (LOOP_BLOCK_NUM_1, LOOP_BLOCK_NUM, LOOP_INSN_UID): New macros.
8216 * flow.c (flow_loops_dump): Add callback parameter.
8217 (flow_loop_dump): Add callback parameter and call it. Move
8218 loop note debugging code to loop_dump_aux.
8220 * basic-block.h (flow_loop_dump): Add callback parameter
8221 (flow_loops_dump): Likewise.
8223 * toplev.c (rest_of_compilation): Add NULL callback function pointer
8224 to call to flow_loops_dump.
8226 2000-08-26 Michael Hayes <mhayes@cygnus.com>
8228 * loop.c (count_loop_regs_set): Replace start and end arguments
8229 with loop argument. All callers udated.
8231 2000-08-26 Michael Hayes <mhayes@cygnus.com>
8233 * loop.c (constant_high_bytes): Delete.
8235 2000-08-26 Michael Hayes <mhayes@cygnus.com>
8237 * loop.c (prescan_loop): Move checks for NOTE_INSN_LOOP_CONT
8238 and NOTE_INSN_LOOP_VTOP to...
8239 (find_and_verify_loops) ...here.
8241 Fri Aug 25 04:21:13 2000 Alexandre Oliva <aoliva@redhat.com>
8243 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Define default.
8244 (fini_dummy, init_dummy): Use it.
8246 Fri 25-Aug-2000 08:03:27 BST Neil Booth <NeilB@earthling.net>
8248 * cpplex.c (is_macro_disabled): Caller has already checked
8249 that we're not a preprocessed file.
8251 2000-08-24 Mark Mitchell <mark@codesourcery.com>
8253 * Makefile.in (C_AND_OBJC_OBJS): Remove c-iterate.o.
8254 (c-iterate.o): Remove target.
8255 * gcc/c-common.h (enum rid): Remove RID_ITERATOR.
8256 * gcc/c-decl.c (init_decl_processing): Remove call to init_iterators.
8257 (finish_decl): Don't handle iterators.
8258 (grokdeclarator): Likewise.
8259 * gcc/c-parse.gperf: Remove __iterator and __iterator__ keywords.
8260 * gcc/c-gperf.h: Regenerated.
8261 * gcc/c-iterate.c: Removed.
8262 * gcc/c-lex.c (init_lex): Don't handle iterators.
8263 * gcc/c-parse.in (primary): Remove pop_iterator_stack call.
8264 (compstmt_primary_start): Remove push_iterator_stack call.
8265 (stmt): Don't allow iterator statements. Replace iterator_expand
8266 with expand_expr_stmt.
8267 (all_iter_stmt): Remove.
8268 (all_iter_stmt_simple): Likewise.
8269 (all_iter_stmt_with_decl): Likewise.
8270 * gcc/c-tree.h (ITERATOR_P): Remove.
8271 (ITERATOR_BOUND_P): Likewise.
8272 (init_iterators): Remove declaration.
8273 (iterator_expand): Likewise.
8274 (iterator_for_loop_start): Likewise.
8275 (iterator_for_loop_end): Likewise.
8276 (iterator_for_loop_record): Likewise.
8277 (push_iterator_stack): Likewise.
8278 (pop_iterator_stack): Likewise.
8279 * gcc/c-typeck.c (decl_constant_value): Don't check ITERATOR_P.
8280 (readonly_warning): Likewise.
8281 * gcc/tree.h (ITERATOR_BOUND_P): Don't mention it.
8283 2000-08-24 Jim Wilson <wilson@cygnus.com>
8285 * c-common.c (decl_attributes, case A_ALIGN): Revert last change.
8286 Copy type in a TYPE_DECL, just like pushdecl does.
8288 2000-08-24 Richard Henderson <rth@cygnus.com>
8290 * toplev.c (main): Enable flag_reorder_blocks at -O2.
8292 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
8294 * ggc-page.c (alloc_page): If HAVE_MMAP_ANYWHERE and we're
8295 asked for one page, allocate GGC_QUIRE_SIZE of them and put
8296 the extras on the free list.
8297 (release_pages): Clean up.
8298 (ggc_set_mark): Don't adjust G.allocated here...
8299 (sweep_pages): ... do it here.
8301 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
8303 * cppfiles.c (read_include_file): Rearrange initializations.
8305 2000-08-24 Richard Henderson <rth@cygnus.com>
8307 * stmt.c (expand_asm_operands): Treat EXTRA_CONSTRAINT like g or X.
8309 * config/ia64/ia64-protos.h: Update.
8310 * config/ia64/ia64.c (gr_register_operand): New.
8311 (fr_register_operand, grfr_register_operand): New.
8312 (gr_nonimmediate_operand, grfr_nonimmediate_operand): New.
8313 (grfr_reg_or_8bit_operand): New.
8314 (gr_reg_or_0_operand): Rename from reg_or_0_operand and
8315 use gr_register_operand.
8316 (gr_reg_or_5bit_operand, gr_reg_or_6bit_operand): Likewise.
8317 (gr_reg_or_8bit_operand, gr_reg_or_8bit_adjusted_operand): Likewise.
8318 (gr_reg_or_8bit_and_adjusted_operand): Likewise.
8319 (gr_reg_or_14bit_operand, gr_reg_or_22bit_operand): Likewise.
8320 (fr_reg_or_fp01_operand): Likewise.
8321 (not_postinc_memory_operand): New.
8322 (ia64_split_timode): Remove unused variables.
8323 (rtx_needs_barrier): Check arguments to cmpxchg.
8324 (builtin_description): Remove.
8325 (bdesc_2argsi, bdesc_2argdi): Remove.
8326 (ia64_init_builtins): Declare all builtins directly.
8327 (ia64_expand_fetch_and_op): Rewrite to be called from
8328 ia64_expand_builtin directly. Use expand_binop and co.
8329 (ia64_expand_op_and_fetch): Likewise.
8330 (ia64_expand_compare_and_swap): Likewise.
8331 (ia64_expand_binop_builtin): Remove.
8332 (ia64_expand_lock_test_and_set): New.
8333 (ia64_expand_lock_release): New.
8334 (ia64_expand_builtin): Use them.
8335 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_S): New.
8336 (EXTRA_CONSTRAINT): Use it.
8337 (PREDICATE_CODES): Update.
8338 * config/ia64/ia64.md (*): Use gr_register_operand and co.
8339 (mf): Indicate that we set memory as well as use it.
8340 (fetchadd_acq_si): Show memory being modified as well.
8341 (fetchadd_acq_di, cmpxchg_acq_si, cmpxchg_acq_di): Likewise.
8342 (val_compare_and_swap_si, val_compare_and_swap_di): Remove.
8343 (lock_test_and_set_si, lock_test_and_set_di): Remove.
8344 (fetch_and_add_si, fetch_and_sub_si, fetch_and_or_si): Remove.
8345 (fetch_and_and_si, fetch_and_xor_si, fetch_and_nand_si): Remove.
8346 (fetch_and_add_di, fetch_and_sub_di, fetch_and_or_di): Remove.
8347 (fetch_and_and_di, fetch_and_xor_di, fetch_and_nand_di): Remove.
8348 (add_and_fetch_di, sub_and_fetch_di, or_and_fetch_di): Remove.
8349 (and_and_fetch_di, xor_and_fetch_di, nand_and_fetch_di): Remove.
8350 (add_and_fetch_si, sub_and_fetch_si, or_and_fetch_si): Remove.
8351 (and_and_fetch_si, xor_and_fetch_si, nand_and_fetch_si): Remove.
8352 * config/ia64/ia64intrin.h (*): Cast result to the appropriate
8353 return type. Pretty print definitions.
8355 2000-08-24 Jim Wilson <wilson@cygnus.com>
8357 * config/ia64/ia64.md (movdi): Don't call gen_movdi_symbolic if
8358 we have a SYMBOL_REF with SYMBOL_REF_FLAG set.
8360 2000-08-24 Jason Merrill <jason@redhat.com>
8362 * dwarf2out.c (AT_flag, AT_int, AT_unsigned, AT_string, AT_ref,
8363 AT_loc, AT_addr, AT_lbl): Abort on unsuitable input.
8364 (get_AT_low_pc, get_AT_hi_pc, get_AT_string, get_AT_flag,
8365 get_AT_unsigned, get_AT_ref): Don't call them if get_AT fails.
8367 2000-08-24 Greg McGary <greg@mcgary.org>
8369 * optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab,
8370 and extendtab within their proper array boundaries.
8371 * emit-rtl.c (init_emit_once): Pass `const_tiny_rtx' with bounds
8372 for the entire array.
8374 * config/arm/arm.c (arm_override_options): Use ARRAY_SIZE.
8375 * config/alpha/alpha.c (alpha_lookup_xfloating_lib_func): Likewise.
8376 * config/avr/avr.c (order_regs_for_local_alloc): Likewise.
8377 * config/fr30/fr30.c (fr30_print_operand): Likewise.
8378 * config/i386/dgux.c (output_options): Likewise.
8379 * config/i386/dgux.h (ASM_FILE_START): Likewise.
8380 * config/m88k/m88k.c (output_options): Likewise.
8381 * config/m88k/m88k.h (ASM_FILE_START): Likewise.
8382 * config/mcore/mcore.c (mcore_output_inline_const_forced,
8383 layout_mcore_frame, handle_structs_in_regs): Likewise.
8384 * config/mips/mips.c (output_block_move): Likewise.
8385 * config/rs6000/rs6000.c (rs6000_override_options,
8386 rs6000_file_start): Likewise.
8387 * config/sparc/sparc.c (sparc_add_gc_roots): Likewise.
8388 * fixinc/fixfixes.c (FIX_TABLE_CT): Likewise.
8389 * fixinc/fixtests.c (TEST_TABLE_CT): Likewise.
8390 * builtins.c (expand_builtin_setjmp): Likewise.
8391 * expr.c (safe_from_p): Likewise.
8392 * flow.c (life_analysis): Likewise.
8393 * fold-const.c (size_int_type_wide): Likewise.
8394 * gcc.c (translate_options, init_spec, set_spec, main): Likewise.
8395 * genattrtab.c (make_length_attrs): Likewise.
8396 * genopinit.c (gen_insn): Likewise.
8397 * genrecog.c (NUM_KNOWN_PREDS, NUM_SPECIAL_MODE_PREDS): Likewise.
8398 * global.c (global_alloc): Likewise.
8399 * local-alloc.c (find_free_reg): Likewise.
8400 * mips-tdump.c (print_symbol): Likewise.
8401 * mips-tfile.c (parse_def, parse_input): Likewise.
8402 * reload1.c (NUM_ELIMINABLE_REGS): Likewise.
8403 * stmt.c (expand_nl_goto_receiver): Likewise.
8404 * stor-layout.c (set_sizetype): Likewise.
8405 * varasm.c (decode_reg_name): Likewise.
8406 * toplev.c (decode_f_option, decode_W_option,
8407 set_target_switch, print_switch_values): Likewise.
8408 (NUM_ELEM): Remove macro.
8409 (display_help, main): s/NUM_ELEM/ARRAY_SIZE/
8411 2000-08-24 Greg McGary <greg@mcgary.org>
8413 * tree.h (enum tree_index): New member `TI_MAIN_IDENTIFIER'.
8414 (MAIN_NAME_P, main_identifier_node): New macros.
8415 * c-common.c (c_common_nodes_and_builtins): Init main_identifier_node.
8416 * c-decl.c (start_decl, grokdeclarator, start_function,
8417 store_parm_decls, finish_function): Use MAIN_NAME_P.
8418 * config/avr/avr.c (function_prologue, function_epilogue): Likewise.
8419 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
8420 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
8421 * config/pdp11/pdp11.c (output_function_prologue): Likewise.
8423 2000-08-24 Greg McGary <greg@mcgary.org>
8425 * cppfiles.c (actual_directory): Don't write beyond `dir'
8426 when it contains "".
8427 * real.c (asctoeg): Stay within bounds of etens[][].
8429 2000-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8431 * dependence.c (dependence_string, direction_string,
8432 dump_one_node, dump_node_dependence): Hide unused identifiers.
8433 (get_low_bound, normalize_coefficients): Match definition to
8435 (get_one_coefficient): Initialize variables `value0_is_idx' and
8437 (ziv_test, gcd_test): Mark parameters with ATTRIBUTE_UNUSED.
8438 (ziv_test): Delete variable `idx', use parameter `sub' instead.
8439 (direction_merge): Avoid automatic aggregate initialization.
8440 (have_dependence_p): Use `src' not `dest' to set `src_idx'.
8441 Initialize variables `dest_idx' and `src_idx'.
8442 (end_dependence_analysis): Avoid C89 style function definition.
8444 2000-08-24 Joseph S. Myers <jsm28@cam.ac.uk>
8446 * c-common.c (time_char_table): Don't allow width with %F.
8447 (check_format_info): Don't allow "Z" length with scanf.
8449 2000-08-24 Gabriel Dos Reis <gdr@codesourcery.com>
8451 * diagnostic.c (finish_diagnostic): Define.
8452 (output_do_printf): Use wrap_text instead of output_add_string.
8453 (default_print_error_function): Avoid embedded '\n'.
8455 * diagnostic.h (flush_diagnostic_buffer): Declare.
8457 2000-08-23 Alexandre Oliva <aoliva@redhat.com>
8459 * dependence.c: Replace `[][]' with `[][MAX_SUBSCRIPTS]'.
8461 2000-08-23 Hans-Peter Nilsson <hp@axis.com>
8463 * Makefile.in (GCC_PASSES): Add specs.
8465 2000-08-23 Jim Wilson <wilson@cygnus.com>
8467 * frame.h (IA64_UNW_EHANDLER, IA64_UNW_UHANDLER): New.
8468 * config/ia64/frame-ia64.c (__get_personality): Return zero if neither
8469 EHANDLER nor UHANDLER bit is set.
8470 (__get_except_table): Likewise.
8472 2000-08-23 Nick Clifton <nickc@redhat.com>
8474 * config/arm/lib1funcs.asm: Replace upper case condition codes
8475 with lower case versions.
8477 * config/arm/arm.h (STRUCT_VALUE): Define.
8478 (STRUCT_VALUE_REGNUM): Delete.
8480 2000-08-23 Zack Weinberg <zack@wolery.cumb.org>
8482 * cpphash.h (IN_I): New flag for directive table.
8483 * cpplib.c (DIRECTIVE_TABLE): Mark #define, #undef, #ident, and
8485 (_cpp_check_directive): If -fpreprocessed, execute directives
8486 marked with IN_I. Issue no warnings in this case.
8487 * cpplex.c (_cpp_get_token): Expand no macros if -fpreprocessed.
8489 2000-08-23 Joseph S. Myers <jsm28@cam.ac.uk>
8491 * c-common.c (print_char_table): Allow 'I' flag with %d, %i and
8493 (check_format_info): Support printf 'I' flag; warn about it with
8496 2000-08-23 Richard Earnshaw (rearnsha@arm.com)
8498 * arm.c (arm_expand_prologue): Ensure that the stack-adjustment
8499 barrier can't be ignored by the alias analysis code.
8501 2000-08-12 Eli Zaretskii <eliz@is.elta.co.il>
8503 * fixinc/inclhack.def (sysv68_string): Fix the Sed script so it
8504 works inside fixincl.
8506 Wed Aug 23 04:55:48 2000 Alexandre Oliva <aoliva@redhat.com>
8508 * simplify-rtx.c (simplify_rtx): Don't pass VOIDmode to
8509 simplify_relational_operation() unless both operands are of
8511 * cse.c (fold_rtx): Likewise.
8513 Tue Aug 22 23:53:27 EDT 2000 John Wehle (john@feith.com)
8515 * rtlanal.c (rtx_unstable_p): The pic register is stable
8516 (within one function) and the actual rtx should be used
8517 when checking the registers.
8518 (rtx_addr_can_trap_p): Pic memory addresses can't trap.
8520 * alias.c (true_dependence, write_dependence_p): Fix
8521 bug in previous patch.
8523 * i386.c (ix86_GOT_alias_set): New.
8524 (legitimize_pic_address): Use it.
8526 * rtlanal.c (rtx_unstable_p): An unchanging MEM is
8527 only stable if its address is stable.
8528 (rtx_varies_p): An unchanging MEM can't vary if
8529 its address doesn't vary.
8531 2000-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8533 * c-parse.in (unop +): Restrict -Wtraditional warnings to user code.
8535 2000-08-22 J. David Anglin <dave@hiauly1.hia.nrc.ca>
8537 * vax.h (ASM_SPEC): Pass `-J' to assembler.
8538 * x-vax-gcc: New file for bootstrapping with gcc.
8539 * x-vax: Use X_CFLAGS rather than X_CPPFLAGS to pass `-J'.
8540 * configure.in: Use x-vax-gcc with gcc.
8541 * configure: Rebuilt.
8543 Tue Aug 22 21:21:05 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
8545 * toplev.c (rest_of_compilation): Rebuild label notes after
8546 post-reload splitting pass if new labels have been created.
8548 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
8550 * diagnostic.h (output_buffer_state): New macro.
8551 * diagnostic.c (diagnostic_for_decl, sorry,
8552 default_print_error_function, output_do_verbatim,
8553 report_diagnostic, report_problematic_module): Use it.
8555 (output_format): Use wrap_text instead of maybe_wrap_text.
8557 2000-08-22 Nick Clifton <nickc@redhat.com>
8559 * config/arm/lib1funcs.asm (ARM_DIV_MOD_BODY): New macro.
8560 Common code for ARM divide and modulus functions.
8561 (THUMB_DIV_MOD_BODY): New macro. Thumb equivalent of
8563 (FUNC_END): New macro: Common code at the end of the division and
8565 (THUMB_FUNCTION_START): New macro: Common code at the start of
8567 (__divsi3, __udivsi3, __modsi3, __umodsi3): Use new macros.
8569 Tue Aug 22 20:34:52 2000 Kaz Kojima <kkojima@rr.iij4u.or.jp>
8571 * config/sh/sh.md (cmpeqdi_t splitter): Fix a reverse testing.
8573 * config/sh/sh.c (prepare_scc_operands): Apply force_reg to
8574 sh_compare_op1 when the mode is DImode and sh_compare_op1 isn't
8577 2000-08-22 Nick Clifton <nickc@redhat.com>
8579 * config/arm/lib1funcs.asm (__umodsi3): Before performing any
8580 restorative additions, test for bottom bits of IP being set,
8581 rather than relying upon the RORs not matching.
8584 2000-08-22 David Edelsohn <edelsohn@gnu.org>
8586 * aix.h (ASM_DECLARE_FUNCTION_NAME): Call named_section() or
8587 text_section() as appropriate instead of emitting text csect
8589 (TEXT_SECTION_ASM_OP): Only require default 32-bit alignment.
8590 (UNIQUE_SECTION): Define macro.
8591 (ASM_OUTPUT_SECTION_NAME): Define macro.
8592 * rs6000.c (rs6000_override_options): Disable -ffunction-sections
8593 on AIX if debugging and -fdata-sections always.
8595 2000-08-22 Steven King <sxking@uswest.net>
8597 * config/float-i386.h (LDBL_EPSILON): Remove __convert_long_double
8599 (LDBL_MAX): Same here.
8601 2000-08-22 Richard Henderson <rth@cygnus.com>
8603 * flow.c (tidy_fallthru_edge): Update b->end properly.
8605 2000-08-22 Stan Cox <scox@redhat.com>
8607 * Makefile.in (OBJS): Add dependence.o.
8608 * dependence.c: New file.
8610 2000-08-22 Alexandre Oliva <aoliva@redhat.com>, John David Anglin <dave.anglin@nrc.ca>
8612 * calls.c (check_sibcall_argument_overlap_1): Adjust for
8614 (check_sibcall_argument_overlap): Likewise.
8616 2000-08-22 Alexandre Oliva <aoliva@redhat.com>
8618 * invoke.texi (SH Options): Document -m4-nofpu,
8619 -m4-single-only, -m4-single, -m4, -mbigtable, -mfmovd,
8620 -mhitachi, -mnomacsave, -misize, -mpadstruct, -mspace.
8622 2000-08-22 Joseph S. Myers <jsm28@cam.ac.uk>
8624 * c-common.c (check_format_info): Give the 'some locales' warning
8625 for strftime %Ey rather than the unconditional 'only last 2 digits
8628 2000-08-22 Richard Henderson <rth@cygnus.com>
8630 * alias.c (init_alias_analysis): Do not register
8631 struct_value_incoming_rtx or static_chain_rtx as pointing
8634 Tue Aug 22 01:44:43 2000 Jeffrey A Law (law@cygnus.com)
8636 * protoize.c (munge_compile_params): Fix typo and formatting buglets.
8638 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
8640 * diagnostic.h (report_problematic_module): Declare.
8641 * diagnostic.c (report_problematic_module): New function.
8642 (report_error_function): Tweak.
8644 Tue Aug 22 02:31:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8646 * stmt.c (expand_goto_internal, fixup_gotos): Only check
8647 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
8649 2000-08-21 Richard Henderson <rth@cygnus.com>
8651 * flow.c (calculate_global_regs_live): Mark frame pointer live
8652 everywhere before reload.
8654 2000-08-21 Jim Wilson <wilson@cygnus.com>
8656 * real.c (ereal_from_int, ereal_from_uint, significand_size): Handle
8657 INTEL_EXTENDED_IEEE_FORMAT.
8658 (toe64): Delete INTEL_EXTENDED_IEEE_FORMAT support. Unconditionally
8659 clear last two bytes of output FP value.
8661 2000-08-21 Graham Stott <grahams@cygnus.co.uk>
8663 * config/ia64/ia64.h (REDO_SECTION_INFO_P): Change decl to DECL.
8665 2000-08-21 Jakub Jelinek <jakub@redhat.com>
8667 * unroll.c (loop_find_equiv_value): If ret is modified between
8668 insn and loop_start, ret might not be equivalent to reg.
8670 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
8672 * c-common.c (init_dollar_format_checking,
8673 maybe_read_dollar_number, finish_dollar_format_checking): New
8675 (dollar_arguments_used, dollar_arguments_count,
8676 dollar_first_arg_num, dollar_max_arg_used, dollar_format_warned):
8678 (check_format_info): Support $ formats for scanf and printf width
8679 and precision. Always increment format_chars to advance past the
8680 '*' of precision, not just when the format parameters are
8683 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8685 * mips.c (block_move_loop, expand_block_move,
8686 function_arg_partial_nregs, save_restore_insns, function_prologue,
8687 mips_expand_prologue, RA_MASK): Avoid using the `U' integer
8689 (function_arg_advance, function_arg): Match argument to format
8692 2000-08-21 Nix <nix@esperi.demon.co.uk>
8694 * gcc.c (do_spec_1): Implement %j spec flag.
8695 Remove dead comment.
8697 * gcc.texi (The Configuration File): Document HOST_BIT_BUCKET.
8698 * system.h (HOST_BIT_BUCKET): Default to "/dev/null".
8699 * config/i386/xm-dos.h (HOST_BIT_BUCKET): Define as "NUL".
8700 * config/i386/xm-os2.h, config/winnt/winnt.h: Likewise.
8702 * protoize.c (munge_compile_params): Use HOST_BIT_BUCKET (if
8703 writable) instead of hardcoded value.
8705 * toplev.c (compile_file): Output to a file even if -fsyntax-only.
8707 * gcc.c, config/i386/xm-dos.h, config/i386/xm-os2.h: Kill
8710 * gcc.c (cc1_options): Do not process -o or run the assembler if
8712 * objc/lang-spec.h: Likewise.
8714 2000-08-21 Eli Zaretskii <eliz@is.elta.co.il>
8716 * fixinc/fixincl.c (fix_with_system): Pipe the output of
8717 "external" fixes through `cat', to avoid truncating the input
8718 file by redirection.
8720 2000-08-21 Jakub Jelinek <jakub@redhat.com>
8722 * config/i386/i386.md (lea_general_1): Copy insn condition to split
8724 (lea_general_2, lea_general_3): Likewise.
8726 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8728 * c-decl.c (duplicate_decls, define_label): Restrict -Wtraditional
8729 warnings to user code.
8731 * c-lex.c (readescape, yylex): Likewise.
8733 * c-typeck.c (store_init_value, process_init_element): Likewise
8734 (c_expand_start_case): Format.
8736 2000-08-18 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
8738 * mips/linux.h (LINK_SPEC): Use %(endian_spec).
8740 * mips/mips.h: Change LINKER_ENDIAN_SPEC to ENDIAN_SPEC
8741 and linker_endian_spec to endian_spec.
8742 (ENDIAN_SPEC): Add %{EB} and %{EL}.
8743 (LINK_SPEC): Remove %{EB} and %{EL}.
8744 (ASM_SPEC): Likewise. Use %(endian_spec).
8746 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
8748 * c-tree.h (flag_hosted): Move declaration from here...
8749 * c-common.h (flag_hosted): ... to here.
8750 (flag_noniso_default_format_attributes): New declaration.
8751 * c-decl.c (flag_noniso_default_format_attributes): New variable.
8752 (c_decode_option): Set it appropriately for options choosing
8753 language standard variant.
8754 * c-common.c (init_function_format_info): Only provide default
8755 format attributes if flag_hosted. Only provide the gettext
8756 formats if flag_noniso_default_format_attributes. Update
8758 (check_format_info): Disable treatment of %a as a scanf flag in
8761 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
8763 * c-common.c (scan_char_table): Add 'w' to flags for all formats
8765 (check_format_info): Set 'wide' for scanf format widths. Warn for
8766 a zero scanf width. Make the check for writing into a constant
8767 object at the first level of indirection; at later levels, warn if
8768 any type qualifiers are encountered.
8770 Mon Aug 21 07:41:12 2000 Jeffrey A Law (law@cygnus.com)
8772 * reload.c (reload_inner_reg_of_subreg): New function broken out of
8774 (push_reload): Use reload_inner_reg_of_subreg.
8775 (combine_reloads): Do not combine reloads if the input reload
8776 is a SUBREG in which the inner part will need reloading.
8778 * global.c (global_alloc): Avoid passing dumpfile argument to
8780 * toplev.c (rest_of_compilation): Likewise.
8781 * reload.h (reload): Remove dumpfile argument. Callers changed.
8782 (debug_reload, debug_reload_to_stream): Move prototypes here.
8783 * rtl.h (reload): Remove dumpfile argument.
8784 * reload.c (debug_reload): Remove prototype.
8785 (debug_reload_to_stream): Likewise.
8786 * reload1.c: Avoid passing dumpfile around, rely on rtl_dump_file
8789 2000-08-21 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8791 * diagnostic.c (context_as_prefix): Export.
8792 (need_error_newline): Remove.
8793 (lang_diagnostic_starter, lang_diagnostic_finalizer): New objects.
8794 (error_module_changed, record_last_error_module,
8795 error_function_changed, record_last_error_function): New functions.
8796 (initialize_diagnostics): Default intialize
8797 lang_diagnostic_starter, lang_diagnostic_finalizer.
8798 (init_output_buffer): Tweak.
8799 (file_name_as_prefix): New function.
8800 (announce_function, default_print_error_function,
8801 report_error_function, set_diagnostic_context): Tweak.
8803 2000-08-21 Richard Earnshaw <rearnsha@arm.com>
8805 * flow.c (init_propagate_block_info): Handle SUBREG in a jump
8806 condition expression.
8808 2000-08-20 Richard Henderson <rth@cygnus.com>
8810 * flow.c (merge_blocks_nomove): Don't seek back past the bb note.
8812 2000-08-20 Zack Weinberg <zack@wolery.cumb.org>
8814 * cppinit.c (cpp_init): Set global flag when called.
8815 (cpp_reader_init): Bomb out if cpp_init hasn't been called.
8817 Sun Aug 20 01:41:35 2000 Dennis Chernoivanov <cdi@sparc.spb.su>
8819 * cpplex.c (cpp_scan_buffer): Move `output_line_command' just
8820 before `process_directive' so that newlines won't be missed
8822 (cpp_printf): Increment `print->lineno' when newline is emitted.
8824 * cppmain.c (cb_ident): Likewise.
8825 (cb_define): Likewise.
8826 (cb_undef): Likewise.
8827 (cb_include): Likewise.
8828 (cb_def_pragma): Likewise.
8829 (dump_macros_helper): Likewise.
8831 2000-08-20 Richard Henderson <rth@cygnus.com>
8833 * config/ia64/ia64.c (emit_insn_group_barriers): Stop if ar.lc
8834 assigned before a loop.
8836 * config/ia64/ia64.md (ashlsi3): Zero extend the shift count.
8837 (ashrsi3, lshrsi3): Likewise.
8839 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
8841 * c-lang.c: #include diagnostic.h
8842 (c_tree_printer): New function.
8843 (lang_init): Initialize lang_printer.
8845 * Makefile.in (c-lang.o): Depends on diagnostic.h
8847 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
8849 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic.
8851 * diagnostic.c (default_diagnostic_starter,
8852 default_diagnostic_finalizer): New functions.
8853 (diagnostic_for_asm, diagnostic_for_decl): Tweak.
8854 (pedwarn, pedwarn_with_file_and_line, error,
8855 error_with_file_and_line, fatal, warning,
8856 warning_with_file_and_line): Adjust call to report_diagnostic.
8857 (report_diagnostic): Rework.
8858 (set_diagnostic_context): New function.
8860 * diagnostic.h (struct diagnostic_context): New data structure.
8861 (diagnostic_message, diagnostic_argument_list,
8862 diagnostic_file_location, diagnostic_line_location,
8863 diagnostic_is_warning, diagnostic_starter, diagnostic_finalizer,
8864 diagnostic_finalizer, diagnostic_auxiliary_data): New macros.
8865 (set_diagnostic_context): Declare.
8866 (report_diagnostic): Change prototype.
8868 Sun 20-Aug-2000 09:25:45 BST Neil Booth <NeilB@earthling.net>
8870 * fix-header.c (main): Initialize cpplib.
8872 2000-08-19 Michael Meissner <meissner@redhat.com>
8874 * ifcvt.c (find_if_block): Do not assume that a THEN block has any
8875 instructions in it before checking for indirect jumps.
8877 * ifcvt.c (find_if_block): Do not consider a THEN block that ends
8878 in a indirect jump as a potential for conditional execution.
8880 * d30v.h (d30v_init_expanders): Don't declare here.
8881 * d30v-protos.h (d30v_init_expanders): Declare here with a valid
8884 Sat 19-Aug-2000 21:11:45 BST Neil Booth <NeilB@earthling.net>
8886 * cpp.texi: Add @section for assertions.
8888 Sat Aug 19 12:37:08 EDT 2000 John Wehle (john@feith.com)
8890 * loop.c (scan_loop): Use CONST_CALL_P instead of
8891 checking for REG_LIBCALL / REG_RETVAL.
8893 Sat Aug 19 09:18:47 2000 Jeffrey A Law (law@cygnus.com)
8895 * reload1.c (reload_as_needed): Accept dumpfile argument,
8896 pass it to emit_reload_insns.
8897 (emit_reload_insns): Add new dumpfile argument. If non-null
8898 then dump the reloads for each insn into the dumpfile.
8899 (reload): Pass dumpfile to reload_as_needed.
8901 * invoke.texi: Clean up linux-gnu vs linux comments.
8903 2000-08-19 Richard Henderson <rth@cygnus.com>
8905 * config/ia64/ia64.c (reg_or_5bit_operand): New.
8906 (ia64_depz_field_mask): New.
8907 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_R): New.
8908 (PREDICATE_CODES): Update.
8909 * config/ia64/ia64.md: Update commentary.
8910 (depz_internal): New.
8911 (ashlsi3): Implement directly.
8912 (ashrsi3, lshrsi3): Simplify; rely on extv and extzv for constants.
8913 (ashldi3): Use shladd.
8914 * config/ia64/ia64-protos.h: Update.
8916 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
8918 * toplev.c (independent_decode_option): Always process -g.
8919 Remove third argument, now unused. Adjust caller to match.
8921 2000-08-18 Richard Henderson <rth@cygnus.com>
8923 * combine.c (make_compound_operation): Break after creating
8926 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
8928 * cpplib.c (cpp_register_pragma_space): Just return if the
8929 namespace is already registered.
8931 2000-08-18 Ray Essick <essick@ddna.labs.mot.com> & Nick Clifton <nickc@redhat.com>
8933 * config/mcore/mcore.md (rotlsi3): Allow allow rotations by a
8934 constant amount. Do not generate ROTL instruction.
8936 Fri Aug 18 16:22:20 2000 Alexandre Oliva <aoliva@redhat.com>
8938 * config/sh/elf.h: Do not include sh/sh.h.
8939 * config/sh/rtems.h: Likewise.
8940 * config/sh/rtemself.h: Do not include sh/elf.h.
8941 * configure.in: Get them included with `tm_file's.
8942 * configure: Rebuilt.
8944 * config/sh/sh.md (fpu_switch0, fpu_switch1): Simplify.
8945 * config/sh/sh.c (fpscr_set_from_mem): Use them.
8947 Fri Aug 18 14:23:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8949 * stor-layout.c (compute_record_type): Don't use mode of single
8950 field as mode of record if not integer mode of same type.
8952 * regmove.c (perhaps_ends_bb_p): New function.
8953 (optimize_reg_copy_1, optimize_reg_copy_2): Call it.
8954 (optimize_reg_copy_3, fixup_match_2, regmove_optimize): Likewise.
8955 (fixup_match_1): Likewise.
8956 (fixup_match_1, combine_stack_adjustments_for_block): Add casts to
8957 avoid signed/unsigned warnings.
8959 * function.c (fixup_var_refs_1, case MEM): Update CODE after
8962 Fri 18-Aug-2000 18:33:45 BST Neil Booth <NeilB@earthling.net>
8964 * cpphash.h: Use HAVE_DESIGNATED_INITIALIZERS.
8965 (_cpp_trigraph_map): Declaration moved from cpplex.c
8967 * cppinit.c: Define _cpp_trigraph_map. Use UCHAR_MAX + 1
8968 instead of 256. Use consistent test for designated initializers.
8969 (cpp_init): Initialize trigraph_map.
8970 (initialize_standard_includes, parse_option): Use memcmp
8973 * cpplex.c (init_trigraph_map): Remove.
8974 (trigraph_ok, trigraph_replace, lex_line): Refer to
8977 * cpplib.c (str_match, WARNING, ERROR, ICE): Delete.
8978 (do_unassert): Remove unused "next" local.
8980 * system.h (HAVE_DESIGNATED_INITIALIZERS): New prototype.
8982 2000-08-18 Emmanuel Marty <emarty@suntech.fr>
8984 * arm/lib1funcs.asm (_umodsi3 THUMB VARIANT): Restore deleted return
8987 2000-08-17 Richard Henderson <rth@cygnus.com>
8989 * config/ia64/ia64.c (spill_restore_mem): Handle emitting
8990 the first insn in a sequence.
8992 Thu Aug 17 22:40:05 EDT 2000 John Wehle (john@feith.com)
8994 * alias.c (true_dependence, write_dependence_p): A read
8995 involving a label_ref or the constant pool doesn't create
8998 * rtl.h (unchanging): Improve documentation.
9000 2000-08-17 Rodney Brown <RodneyBrown@mynd.com>
9002 * cse.c (insert_regs): Remove unused `regno'.
9004 2000-08-17 Neil Booth <NeilB@earthling.net>
9006 * (cppinit.c) merge_include_chains: Use remove_dup_dir,
9007 remove_dup_dirs. If qtail == brack, remove brack not
9009 (remove_dup_dir, remove_dup_dirs): New functions.
9011 2000-08-17 Neil Booth <NeilB@earthling.net>
9013 * cppinit.c (cpp_cleanup): Free include dir chains.
9014 * cpplib.c (do_undef): Let _cpp_free_definition make the node void.
9015 (do_unassert): Free the assert with _cpp_free_definition.
9016 * cppmacro.c (_cpp_free_definition): Free memory allocated for
9017 assertions. Make the node a T_VOID node.
9019 2000-08-17 Neil Booth <NeilB@earthling.net>
9021 * cppinit.c (path_include, append_include_chain):
9022 Remove 2nd parameter (struct cpp_pending *).
9023 (path_include, initialize_standard_includes, cpp_handle_option):
9024 Update callers appropriately.
9025 (cpp_handle_option): Use pend.
9027 2000-08-17 Neil Booth <NeilB@earthling.net>
9029 * cppinit.c (sort_options): Remove, put functionality in
9032 (initialize_builtins): Free memory.
9033 (cpp_start_read): Move init_IStable to cpp_init.
9035 * cpplib.h (cpp_init): New prototype.
9036 * cppmain.c (main): Call cpp_init.
9038 Thu Aug 17 13:20:32 EDT 2000 John Wehle (john@feith.com)
9040 * rtlanal.c (rtx_unstable_p): Use CONSTANT_P.
9041 (rtx_unstable_p, rtx_varies_p): Process vectors.
9043 2000-08-16 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
9045 * config/sh/lib1funcs.asm (GLOBAL): Define. Use for all
9046 references to GLOBAL symbols. Use LOCAL where appropriate.
9048 2000-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9050 * configure.in (*-ibm-aix4.[12]*): Delete test for gnu ld. Always
9051 use t-aix41 when host == target.
9053 2000-08-16 Richard Henderson <rth@cygnus.com>
9055 * reload.c (push_secondary_reload): Revert last change.
9056 If we use a reload_in/out pattern, make the when the same
9057 as the primary reload.
9058 (find_reloads): Likewise.
9060 2000-08-16 Manfred Hollstein <manfredh@redhat.com>
9062 * configure.in (libstdcxx-v3): Fix test.
9063 * configure: Regenerate.
9065 Wed Aug 16 08:10:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9067 * calls.c (calls_function_1, expand_call): Only test
9068 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
9069 * function.c (thread_prologue_and_epilogue_insns): Likewise.
9071 2000-08-16 Richard Henderson <rth@cygnus.com>
9073 * combine.c (simplify_shift_const): Revert previous two
9074 changes. If SHIFT_COUNT_TRUNCATED, crop the shift count
9075 before the main loop.
9077 2000-08-15 Richard Henderson <rth@cygnus.com>
9079 * combine.c (simplify_shift_const): Bound shift count when
9082 Tue Aug 15 17:33:05 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9084 * calls.c (ECF_SP_DEPRESSED): New macro.
9085 (calls_function_1): Treat calling sp-depressed function as alloca.
9086 (emit_call_1): Don't adjust SP if calling sp-depressed function.
9087 (expand_call): Set ECF_SP_DEPRESSED if TYPE_RETURNS_STACK_DEPRESSED.
9088 If sp-depressed, ensure block saves and restores SP.
9089 * fold-const.c (extract_muldiv): Only check TYPE_IS_SIZETYPE
9091 * function.c (keep_stack_depressed): New function.
9092 (thread_prologue_and_epilogue_insns): Call it.
9093 * print-tree.c (print_node): Use HOST_WIDE_INT_PRINT_UNSIGNED
9094 to print DECL_OFFSET_ALIGN.
9095 Print no-force-blk and transparent-union flags properly.
9096 * stmt.c (expand_goto_internal): Don't restore stack if last block
9097 and function returns with sp depressed.
9098 (fixup_gotos): Likewise.
9099 (save_stack_pointer): New function, from code in expand_decl.
9100 (expand_decl): Call new function.
9101 * tree.h (TYPE_IS_SIZETYPE): Call INTEGER_TYPE_CHECK.
9102 (TYPE_RETURNS_STACK_DEPRESSED): New macro.
9103 (save_stack_pointer): New declaration.
9105 * diagnostic.c (fatal_function): New variable.
9106 (set_fatal_function): New function.
9108 * diagnostic.h (set_fatal_function): New declaration.
9110 2000-08-15 William Cohen <wcohen@redhat.com>
9112 * config/sh/elf.h (DWARF2_DEBUGGING_INFO): Defined.
9113 (PREFERRED_DEBUGGING_TYPE): Set to dwarf2 info.
9114 (DWARF2_ASM_LINE_DEBUG_INFO): Defined.
9116 2000-08-15 Richard Henderson <rth@cygnus.com>
9118 * flow.c (mark_used_reg): Set reg_cond_reg appropriately.
9120 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
9122 * arm.c (arm_function_ok_for_sibcall): New function.
9123 * arm.h (FUNCTION_OK_FOR_SIBCALL): Define.
9124 * arm.md (call expanders): Don't check here for calls that can't
9127 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
9129 * arm.md (splits generating cond_exec): Disable.
9131 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
9133 * arm/linux-elf.h (text_section): Delete declaration.
9135 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
9137 ARM support for unordered FP operations.
9138 * arm-protos.h (arm_comparison_operator): Declare.
9139 * arm.c (arm_comparison_operator): New function.
9140 (arm_select_cc_mode): Add unordered comparison codes.
9141 (get_arm_condition_code): Likewise.
9142 (arm_final_prescan_insn): Can't handle unordered jumps that can't
9143 be done in one insn.
9144 * arm.h (PREDICATE_CODES): Add arm_comparison_operator.
9145 * arm.md (all uses of comparison_operator): Replace with
9146 arm_comparison_operator.
9147 (bunordered, bordered, bugt, bunlt, bunge, bunle, buneq, bltgt): New
9149 (arm_buneq, arm_bltgt, arm_buneq_reversed, arm_bltgt_reveresed): New
9152 Tue Aug 15 00:36:36 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
9154 * gthr-posix.h: Conditionally include <sched.h>; include
9155 <config.h> from libobjc/.
9157 2000-08-14 Richard Henderson <rth@cygnus.com>
9159 * config/i386/i386.c (legitimize_pic_address): Use Pmode
9162 2000-08-14 Richard Henderson <rth@cygnus.com>
9164 * configure.in (ia64-*): Set float_format for i386 long double.
9166 * real.c (GET_REAL): Treat 128-bit INTEL_EXTENDED_IEEE_FORMAT
9167 as we would for i386 XFmode.
9168 (PUT_REAL): Likewise.
9169 (endian, ereal_atof, real_value_truncate): Likewise.
9170 (ereal_isneg, toe64, etens, make_nan): Likewise.
9171 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Likewise.
9173 * config/ia64/ia64-protos.h: Update.
9174 * config/ia64/ia64.c (general_tfmode_operand): New.
9175 (destination_tfmode_operand): New.
9176 (tfreg_or_fp01_operand): New.
9177 (ia64_split_timode): New.
9178 (spill_tfmode_operand): New.
9179 (ia64_expand_prologue): Use TFmode not XFmode.
9180 (ia64_expand_epilogue): Likewise.
9181 (ia64_function_arg): Likewise.
9182 (ia64_function_arg_advance): Likewise.
9183 (ia64_return_in_memory): Likewise.
9184 (ia64_function_value): Likewise.
9185 (ia64_print_operand): Likewise.
9186 (ia64_register_move_cost): Set GR<->FR to 5.
9187 (ia64_secondary_reload_class): Get GR for TImode memory op.
9188 * config/ia64/ia64.h (ROUND_TYPE_SIZE): Remove.
9189 (ROUND_TYPE_ALIGN): Remove.
9190 (LONG_DOUBLE_TYPE_SIZE): Set to 128.
9191 (INTEL_EXTENDED_IEEE_FORMAT): Define.
9192 (HARD_REGNO_NREGS): Use TFmode, not XFmode.
9193 (HARD_REGNO_MODE_OK): Likewise. Disallow TImode in FRs.
9194 (MODES_TIEABLE_P): Use TFmode, not XFmode.
9195 (CLASS_MAX_NREGS): Likewise.
9196 (ASM_OUTPUT_LONG_DOUBLE): Output by 4 byte hunks.
9197 (PREDICATE_CODES): Update.
9198 * config/ia64/ia64.md (movti): New.
9199 (movti_internal): Use a clobber for memory alternatives.
9200 (reload_inti, reload_outti): New.
9201 (movsfcc_astep): Predicate properly.
9202 (movdfcc_astep): Likewise.
9205 (extendsftf2, extenddftf2): New.
9206 (trunctfsf2, trunctfdf2): New.
9207 (floatditf2, fix_trunctfdi2): New.
9208 (floatunsditf2, fixuns_trunctfdi2): New.
9209 (addtf3, subtf3, multf3, abstf2): New.
9210 (negtf2, nabstf2, mintf3, maxtf3): New.
9211 (maddtf3, msubtf3, nmultf3, nmaddtf3): New.
9213 (fr_spill): Use TFmode, not XFmode.
9214 (fr_restore): Likewise.
9215 * config/ia64/lib1funcs.asm (__divtf3): New.
9216 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add it.
9218 2000-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9220 * cse.c (fold_rtx): Avoid empty body in an if-statement.
9222 * doloop.c (doloop_iterations_max, doloop_modify): Avoid using the
9223 `U' integer constant suffix.
9225 * dwarf2out.c (add_subscript_info): Avoid empty body in an
9228 * sparc/sol2.h (__enable_execute_stack): Prototype.
9230 2000-08-14 David Edelsohn <edelsohn@gnu.org>
9232 * collect2.c: Remove use of AIX import file.
9234 * longlong.h: Test ARCH_PWR not ARCH_POWER.
9236 * rs6000.c (print_operand, case 'E'): Add else.
9238 2000-08-14 Richard Henderson <rth@cygnus.com>
9240 * config/ia64/ia64.md (movdi): Delay calling ia64_expand_load_address.
9241 (movdi_symbolic): New.
9243 2000-08-14 Jim Wilson <wilson@cygnus.com>
9245 * config/ia64/ia64.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
9246 to GNU as. For Intel as, pass -M const_gp and -M no_plabel.
9247 * config/ia64/linux.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
9250 2000-08-14 Richard Henderson <rth@cygnus.com>
9252 * expr.c (emit_group_load): Don't force constants into registers.
9253 Special case source already in the correct mode.
9255 2000-08-14 Zack Weinberg <zack@wolery.cumb.org>
9257 * configure.in: Accept *-*-linux* not just *-*-linux-gnu*.
9258 * fixinc/inclhack.def: Likewise.
9259 * fixinc/mkfixinc.sh: Likewise.
9260 * configure: Regenerate.
9261 * fixinc/fixincl.x: Regenerate.
9262 * install.texi: Document equivalence of linux and linux-gnu.
9264 Mon Aug 14 18:51:44 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
9266 * cse.c (insert_regs): Also in REG case: When finding an invalid
9267 value, and we make a new quantity, make sure that it won't be
9268 mistaken by for a valid one by mention_regs.
9270 2000-08-13 Ralf Gütlein <ralf.guetlein@aranea.de>
9272 * h8300.md: Remove obsolete peepholes.
9274 2000-08-13 Kazu Hirata <kazu@hxi.com>
9276 * invoke.texi (H8/300 Options): Fix typos.
9277 * config/h8300.c: Fix formatting.
9278 * config/h8300.h: Fix comment typos.
9279 (OVERRIDE_OPTIONS): Fix formatting.
9281 * function.c: Fix formatting.
9283 * cse.c: Fix formatting.
9285 2000-08-13 Geoff Keating <geoffk@cygnus.com>
9287 * flow.c (attempt_auto_inc): Remove unused variable `bb'.
9288 (attempt_auto_inc): Suppress parentheses warning.
9289 * function.c (put_reg_into_stack): Remove unused variable `unsigned_p'.
9290 * loop.c (load_mems): Remove `u' suffix in two places.
9291 * config/rs6000/rs6000.c: Remove unnecessary `u' suffixes from
9293 * config/rs6000/rs6000.h: Likewise.
9294 * config/rs6000/sol-c0.c: Prototype some functions. Remove the
9295 __eabi dummy routine.
9296 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Remove unused
9299 * config/rs6000/rs6000.c (rs6000_select_section): Rewrite to
9300 not put stuff in .sdata unnecessarily.
9301 (rs6000_unique_section): New function.
9302 * config/rs6000/rs6000-protos.h: Add rs6000_unique_section.
9303 * config/rs6000/sysv4.h (UNIQUE_SECTION): Define.
9305 * c-typeck.c (build_array_ref): Don't complain about non-lvalue
9306 arrays in C99. Don't try to look at DECL_REGISTER of a
9307 COMPONENT_REF. Don't complain twice about the same error.
9309 * fixinc/inclhack.def (aix_pthread): New fix.
9310 (aix_sysmachine): New fix.
9311 * fixinc/fixincl.x: Regenerate.
9313 * expr.c (expand_expr): Call convert_modes when turning a large
9314 multiply into a small one.
9316 2000-08-12 Geoff Keating <geoffk@cygnus.com>
9318 * tree.h (DECL_OFFSET_ALIGN): Make the off_align field of
9319 the tree structure an exponent rather than an explicit alignment
9320 so it doesn't overflow.
9321 (SET_DECL_OFFSET_ALIGN): New macro.
9322 * stor-layout.c (place_union_field): Use SET_DECL_OFFSET_ALIGN
9323 rather than DECL_OFFSET_ALIGN.
9324 (place_field): Likewise.
9325 * expmed.c (store_bit_field): Abort on align==0 to avoid
9326 antisocial machine behaviour.
9328 2000-08-12 Richard Henderson <rth@cygnus.com>
9330 * sibcall.c (uses_addressof): Accept both addressof and
9331 current_function_internal_arg_pointer inside a mem.
9332 (optimize_sibling_and_tail_recursive_call): Fail tail recursion
9333 if current_function_uses_addressof.
9334 * stmt.c (expand_return): Kill tail recursion and HAVE_return
9337 2000-08-11 Richard Henderson <rth@cygnus.com>
9339 * config/ia64/ia64.md (addsi3): Remove expander.
9340 (subsi3, mulsi3, negsi2, one_cmplsi2): Likewise.
9341 (*addsi3_shladd): New.
9343 2000-08-11 Richard Henderson <rth@cygnus.com>
9345 * config/ia64/ia64.c (do_spill): Pass cfa offset to move expander.
9346 (do_restore): Likewise.
9347 (gen_movdi_x, gen_fr_spill_x, gen_fr_restore_x): New.
9348 (ia64_expand_prologue, ia64_expand_epilogue): Use them.
9349 (rtx_needs_barrier): Track actual bit manipulation for
9350 ar.unat moves, gr_spill, and gr_restore.
9351 (emit_insn_group_barriers): Special case gr_spill/gr_restore.
9352 (process_set): Don't handle varargs spills.
9353 * config/ia64/ia64.md (gr_spill): Accept cfa offset. Emit
9354 .mem.offset here instead of in process_set.
9355 (gr_restore): Likewise.
9357 2000-08-11 Richard Henderson <rth@cygnus.com>
9359 * config/ia64/ia64.h (PROMOTE_MODE): Only extend to SImode.
9361 2000-08-11 Mark Elbrecht <snowball3@bigfoot.com>
9363 * gcc.texi (The Configuration File): Document
9364 COLLECT2_HOST_INITIALIZATION, GCC_DRIVER_HOST_INITIALIZATION, and
9365 UPDATE_PATH_HOST_CANONICALIZATION.
9367 2000-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9369 * c-parse.in (cast_expr): Avoid -Wstrict-prototype warnings for
9370 unprototyped function pointer casts on integer constants.
9372 2000-08-11 Laurynas Biveinis <lauras@softhome.net>
9374 * fixproto: Recognize DOS paths with drive letters as absolute paths.
9376 2000-08-11 Nathan Sidwell <nathan@codesourcery.com>
9378 * extend.texi (Volatiles): Fix typos.
9380 2000-08-11 Kazu Hirata <kazu@hxi.com>
9382 * flow.c: Fix formatting.
9384 2000-08-11 Richard Henderson <rth@cygnus.com>
9386 * reload.c (push_secondary_reload): When invoking a reload_{in,out}
9387 pattern, always allocate a tertiary scratch register.
9389 * config/alpha/alpha.md (reload_inqi): Use a DImode scratch.
9390 (reload_inhi): Likewise.
9392 2000-08-11 Richard Henderson <rth@cygnus.com>
9394 * function.c (put_reg_into_stack): Allow type to be NULL.
9395 (schedule_fixup_var_refs): Likewise.
9396 (gen_mem_addressof): Allow decl to be NULL.
9397 (put_addressof_into_stack): Likewise.
9399 * flow.c (merge_blocks_nomove): Be more careful about
9400 locating the beginning of block A.
9402 * combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED.
9404 Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
9409 * config.in: Reverted the check for <sched.h>.
9411 2000-08-10 Chris Demetriou <cgd@sibyte.com>
9413 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New
9414 macros define the name of CTOR and DTOR sections.
9415 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
9416 DTOR_LIST_END): Change to use attributes to specify
9418 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME,
9419 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
9420 DTOR_LIST_END): Same as in mips/elf.h.
9422 2000-08-10 Drew Moseley <dmoseley@redhat.com>
9424 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly
9425 disabling just crt0.o.
9427 2000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com>
9429 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork.
9430 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs.
9431 (EXTRA_SPECS): Add them.
9432 * arm/lib1funcs.asm: Support builds for interworking.
9433 Use macros to eliminate duplicated pieces of code.
9435 2000-08-10 Kazu Hirata <kazu@hxi.com>
9437 * h8300.c (expand_a_rotate): New.
9438 (emit_a_rotate): Likewise.
9439 (h8300_adjust_insn_length): Add support for the rotate insns.
9440 * h8300.md (rotlqi3): New.
9441 (*rotlqi3_1): Likewise.
9442 (rotlhi3): Likewise.
9443 (*rotlhi3_1): Likewise.
9444 (rotlhi3): Likewise.
9445 (*rotlhi3_1): Likewise.
9446 * h8300-proto.h: Add prototypes for expand_a_rotate and
9449 * h8300.c: Fix comment typos.
9450 (dosize): Declare the variable amount as unsigned.
9451 (get_shift_alg): Fix a comparison between signed and unsigned.
9452 (emit_a_shift): Likewise.
9453 (h8300_adjust_insn_length): Simplify the code.
9455 * c-decl.c: Fix formatting.
9457 2000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9459 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a
9460 warning about non-traditional numeric constant suffixes.
9462 * cppexp.c (parse_number): Likewise.
9464 * invoke.texi: (-Wtraditional): Document new behavior.
9466 Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
9468 * gthr-posix.h: Include auto-host.h. Conditionally include
9470 * configure.in: Check for the <sched.h> header file.
9471 * config.in: Added define for HAVE_SCHED_H.
9473 2000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9475 * c-typeck.c (process_init_element): For -Wtraditional, warn about
9476 initialization of unions.
9478 * invoke.texi (-Wtraditional): Document new behavior.
9480 2000-08-09 Zack Weinberg <zack@wolery.cumb.org>
9482 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
9483 instead of extra_c_flags.
9484 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
9485 * configure: Regenerate.
9486 * config.in: Regenerate.
9488 * cpperror.c (cpp_type2name): New function.
9489 * cpplex.c (lex_line): If we issued an error for an invalid
9490 preprocessing directive, discard that logical line.
9491 * cpplib.c (do_line): Call a hook function if the current file
9492 is renamed by #line.
9493 (do_ident): Pass the contents of the string, not the entire
9494 token, to the callback function.
9495 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
9496 (cb.rename_file): New hook function.
9497 (cb.ident): Adjust prototype.
9498 (cpp_type2name): Prototype.
9499 * cppmacro.c (dump_macro_args): Correct precedence lossage.
9501 * cppmain.c (cb_ident): Update for changed interface.
9502 (cb_rename_file): New function.
9503 (main): Set rename callback.
9505 2000-08-09 Alexandre Oliva <aoliva@redhat.com>
9507 * caller-save.c (mark_referenced_regs): Mark partially-overwritten
9508 multi-word registers.
9510 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
9512 * c-common.c (combine_strings, check_format_info): Refer to ISO C
9513 or ISO C89 instead of ANSI C.
9514 * c-decl.c (grokdeclarator, xref_tag, finish_struct,
9515 build_enumerator, do_case): Likewise.
9516 * c-lex.c (parse_float, yylex): Likewise.
9517 * c-parse.in: Likewise.
9518 * c-typeck.c (common_type, build_array_ref, build_binary_op,
9519 build_unary_op, pedantic_lvalue_warning, build_conditional_expr,
9520 build_c_cast, convert_for_assignment, set_init_index,
9521 set_init_label, c_expand_start_case): Likewise.
9522 * toplev.c (documented_lang_options, display_help): Likewise.
9524 2000-08-08 Kazu Hirata <kazu@hxi.com>
9526 * h8300.c: Fix formatting.
9527 * h8300.h: Likewise.
9528 * h8300.md: Likewise.
9529 (movsi_h8300hs): Fix formatting of the resulting assembly code.
9531 * reload1.c: Fix formatting.
9533 2000-08-08 Rodney Brown <RodneyBrown@mynd.com>
9535 * alpha/alpha.c (alpha_emit_xfloating_libcall):
9536 Use GEN_CALL_VALUE define.
9537 * alpha/alpha.md (untyped_call): Use GEN_CALL define.
9538 * clipper/clipper.md (untyped_call): Likewise.
9539 * dsp16xx/dsp16xx.md (untyped_call): Likewise.
9540 * fx80/fx80.md (untyped_call): Likewise.
9541 * mips/mips.md (untyped_call): Likewise.
9542 * ns32k/ns32k.md (untyped_call): Likewise.
9543 * pa/pa.md (untyped_call): Likewise.
9544 * romp/romp.md (untyped_call): Likewise.
9545 * sparc/sparc.md (untyped_call): Likewise.
9547 2000-08-08 Jason Eckhardt <jle@cygnus.com>
9549 * config/i860/i860.c (singlemove_string): Do not generate assembler
9550 pseudo instructions that must be expanded (that is, with signed
9551 constants larger than 16 bits).
9553 2000-08-08 Richard Henderson <rth@cygnus.com>
9555 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and
9556 PROP_AUTOINC at -O0. Don't collect alias info at -O0.
9557 (init_propagate_block_info): Don't kill memory stores at -O0.
9558 (mark_set_1, mark_used_regs): Likewise.
9560 2000-08-08 David Edelsohn <edelsohn@gnu.org>
9562 * rs6000.c (optimization_options): Decorate 'level' as
9564 (mask64_operand): Remove sign-extend thinko.
9565 (rldic_operand): New function.
9566 (load_multiple_operation): regno's are unsigned ints.
9567 (store_multiple_operation): Likewise.
9568 (lmw_operation): Likewise.
9569 (stmw_operation): Likewise.
9570 (includes_lshift_p): shift_mask is unsigned int.
9571 (includes_lshift64_p): New function.
9572 (addrs_ok_for_quad_peep): unsigned int reg1.
9573 (print_operand): Consistently add "else" after
9574 output_operand_lossage().
9575 (print_operand, case 'b'): Fold in case 'W'.
9576 (print_operand, case 'W'): Print rldic MB value.
9577 (output_epilogue): Update Objective-C language string.
9578 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned.
9579 * rs6000.h (PREDICATE_CODES): Add rldic_operand.
9580 * rs6000.md (ashldi3): Add rldic instruction.
9581 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE".
9582 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template
9585 2000-08-08 Richard Henderson <rth@cygnus.com>
9587 * config/ia64/ia64-protos.h: Remove duplicates. Update
9588 for massive code rearrangements.
9589 * config/ia64/ia64.c (ia64_arpfs_regno): Remove.
9590 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove.
9591 (ia64_local_regs, ia64_need_regstk): Remove.
9592 (ar_ccv_reg_operand): New.
9593 (ia64_gp_save_reg): New.
9594 (struct ia64_frame_info): Combine most of the size elements;
9595 add new gr save elements.
9596 (find_gr_spill): New.
9597 (next_scratch_gr_reg): New.
9598 (mark_reg_gr_used_mask): New.
9599 (ia64_compute_frame_size): Rewrite. Allocate special AR regs
9600 to GR backing store regs when possible.
9601 (ia64_initial_elimination_offset): New.
9602 (ia64_rap_fp_offset): Remove.
9603 (save_restore_insns): Remove.
9604 (setup_spill_pointers): New.
9605 (finish_spill_pointers): New.
9606 (spill_restore_mem): New.
9607 (do_spill, do_restore): New.
9608 (ia64_expand_prologue): Rewrite to use them.
9609 (ia64_expand_epilogue): Likewise.
9610 (ia64_direct_return): Update for current_frame_info changes.
9611 (ia64_function_prologue): Simplify .prologue emission. Emit
9613 (ia64_setup_incoming_varargs): Don't ever emit rtl.
9614 (ia64_dbx_register_number): New.
9615 (ia64_initialize_trampoline): New.
9616 (ia64_secondary_reload_class): Request GR_REGS for integer
9617 arithmetic destined for FR_REGS.
9618 (ia64_init_machine_status): Don't reset return_address_pointer_rtx.
9619 (ia64_mark_machine_status): Mark ia64_gp_save.
9620 (rws_access_regno): Rename from rws_access_reg; don't treat
9621 predicates specially.
9622 (rws_access_reg): New. Update all callers.
9623 (rtx_needs_barrier): Remove dead unspecs.
9624 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit.
9625 (ia64_encode_section_info): Silence signed/unsigned warnings.
9626 (spill_offset, sp_offset, spill_offset_emitted): Remove.
9627 (tmp_reg, tmp_saved): Remove.
9628 (process_set): Rewrite to expect complicated bits via
9629 REG_FRAME_RELATED_EXPR.
9630 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit
9631 in the use of ar.ccv; never set RTX_UNCHANGING_P.
9632 (ia64_expand_op_and_fetch): Likewise.
9633 (ia64_expand_compare_and_swap): Likewise.
9634 (ia64_expand_builtin): Likewise.
9635 * config/ia64/ia64.h (AR_UNAT_REGNUM): New.
9636 (FIRST_PSEUDO_REGISTER): Update.
9637 (AR_M_REGNO_P): Update.
9638 (FIXED_REGS): Don't mark three local registers as used.
9639 (EXTRA_CC_MODES): New.
9640 (SELECT_CC_MODE): New.
9641 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode.
9642 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates.
9643 (FRAME_GROWS_DOWNWARD): Unset.
9644 (STARTING_FRAME_OFFSET): Zero.
9645 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer.
9646 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function.
9647 (HARD_FRAME_POINTER_REGNUM): New.
9648 (CAN_DEBUG_WITHOUT_FP): Define.
9649 (TRAMPOLINE_TEMPLATE): Remove.
9650 (TRAMPOLINE_SIZE): Lower to 32.
9651 (TRAMPOLINE_ALIGNMENT): Lower to 64.
9652 (INITIALIZE_TRAMPOLINE): Defer to out of line function.
9653 (PREDICATE_CODES): Update.
9654 (struct machine_function): Add ia64_gp_save.
9655 * config/ia64/ia64.md: Purge unused unspecs.
9656 (movsi patterns): Allow moves to/from AR_M_REGS.
9657 (movdi patterns): Allow moves to/from p0.
9658 (call patterns): Move most setjmp hackery to ia64_gp_save_reg.
9659 (gr_spill, gr_restore): Indicate ar.unat read/written.
9660 (nonlocal_goto): Don't pass old frame_pointer.
9661 (nonlocal_goto_receiver): Remove.
9662 (exception_receiver): New.
9663 (builtin_setjmp_setup): New.
9664 (builtin_setjmp_receiver): New.
9665 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle.
9666 (__ia64_nonlocal_goto): Bundle. Don't kill r7.
9667 (__ia64_restore_stack_nonlocal): Likewise.
9668 (__ia64_trampoline): New.
9669 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line
9671 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline.
9673 2000-08-08 Richard Henderson <rth@cygnus.com>
9675 * frame.h (ia64_frame_state): Add my_psp.
9676 * libgcc2.c (ia64_throw_helper): Add throw_sp argument.
9677 (__throw): Pass it in. Don't clobber r7.
9678 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
9679 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
9680 and nothing to do with sp.
9681 (normalize_reg_loc): Use frame->my_psp.
9682 (frame_translate): Handle frame-pointer-less functions. Set
9683 spill_base correctly, in absence of being told.
9684 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
9685 (__ia64_backtrace_helper): New sp argument. Use
9686 builtin_return_address instead of label addresses.
9687 (print_record) [mem_stack_v]: No size member.
9689 2000-08-08 Richard Henderson <rth@cygnus.com>
9691 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes.
9693 2000-08-08 Richard Henderson <rth@cygnus.com>
9695 * tm.texi (LOCAL_REGNO): Document.
9696 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default.
9697 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers.
9698 * reload1.c (reload): Likewise when considering nonlocal labels.
9700 * config/ia64/ia64.h (LOCAL_REGNO): New.
9701 * config/sparc/sparc.h (LOCAL_REGNO): New.
9703 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
9705 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
9707 2000-08-07 Nick Clifton <nickc@redhat.com>
9709 * config/mips/mips.c: Fix compile time warning messages.
9710 * config/mips/mips-protos.h: Add prototype for equality_op.
9712 * mn10300.h (TARGET_SWITCHES): Document `-mam33'.
9714 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
9716 * mn10300.md: Use nonimmediate_operand instead of general_operand
9719 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
9721 2000-08-07 Alexandre Oliva <aoliva@redhat.com>
9723 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
9724 * sh.c (expand_block_move): Break long lines.
9725 (expand_ashiftrt, fpscr_set_from_mem): Likewise.
9726 * sh.md (mulsi3): Likewise.
9727 (movdi): Adjust spacing.
9729 2000-08-07 Richard Henderson <rth@cygnus.com>
9731 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P.
9732 * expr.c (emit_group_store): Don't set it.
9734 2000-08-07 Kazu Hirata <kazu@hxi.com>
9736 * invoke.texi (Options for Debugging Your Program or GCC): Remove
9737 duplicate entries for 'w' and 'z'.
9739 * flow.c: Fix a comment typo.
9741 Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
9743 * c-parse.in: Changed the language string for Objective-C to "GNU
9746 Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
9748 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes
9749 to improve the Posix thread support for Objective-C.
9751 2000-08-06 Joseph S. Myers <jsm28@cam.ac.uk>
9753 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
9754 CTI_UNSIGNED_PTRDIFF_TYPE.
9755 (signed_size_type_node): Define.
9756 (unsigned_ptrdiff_type_node): Define.
9757 * c-decl.c (init_decl_processing): Create the
9758 signed_size_type_node and unsigned_ptrdiff_type_node types.
9759 * c-common.c (T_SC): Define.
9762 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for
9763 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for
9765 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for
9766 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the
9767 flags for %c, %s and %[.
9768 (check_format_info): Only allow leniency for signedness of targets
9769 of character pointers (when pedantic) for formats flagged with
9770 "c", so for strings but not for %hh formats. When pedantic, don't
9771 allow character pointers to substitute for void pointers if a
9772 second level of indirection is present.
9774 2000-08-06 Kazu Hirata <kazu@hxi.com>
9776 * invoke.texi (Options for Debugging Your Program or GCC): Update
9777 the names of dump files.
9779 * h8300.c (dosize): Rearrange code for conciseness.
9780 (split_adds_subs): Likewise.
9782 * loop.c: Fix formatting.
9784 * dwarf2out.c: Fix formatting.
9786 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo.
9788 * expr.c: Fix formatting.
9790 2000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9792 * rs6000.c (rs6000_maybe_dead): Prototype.
9794 2000-08-06 Richard Henderson <rth@cygnus.com>
9796 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
9797 HAVE_nonlocal_goto as well.
9798 * config/i960/i960.md (nonlocal_goto): Don't do it here.
9799 * config/pj/pj.md (nonlocal_goto): Likewise.
9801 2000-08-07 Michael Hayes <mhayes@cygnus.com>
9803 * loop.c (try_swap_copy_prop): New function.
9804 (load_mems): Rename copies to load_copies and add new regset
9805 store_copies. Check for sets of shadow registers and mark
9806 in store_copies. Call try_swap_copy_prop for registers
9807 marked in store_copies.
9809 Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
9811 * objc/objc-act.c: New command line option -fconstant-string-class
9812 to allow specifying a user defined constant string class,
9813 different from NXConstantString.
9815 * toplev.c: Moved the Objective-C specific options to
9816 objc/lang-options.h.
9818 * objc/lang-options.h: Moved the Objective-C specific options from
9819 toplev.c. Added -fconstant-string-class.
9821 2000-08-05 Chris Demetriou <cgd@sibyte.com>
9823 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
9824 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
9825 __CTOR_LIST__ from func_ptr array to just func_ptr, to
9826 avoid extra alignment imposed on arrays.
9827 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
9828 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
9830 * mips.h: Clean up comments and spacing near MASKs.
9831 (TARGET_UNIX_ASM): Delete.
9832 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
9833 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
9836 2000-08-05 Joseph S. Myers <jsm28@cam.ac.uk>
9838 * c-common.c (print_char_table): Add entries for the X/Open '
9839 format flag (print decimals with locale's thousands grouping
9840 character). Make %C expect wint_t.
9841 (check_format_info): If pedantic, warn when the %n$ operand
9842 number form is used. Allow for the ' flag; warn about it if
9845 2000-08-05 Zack Weinberg <zack@wolery.cumb.org>
9847 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
9848 type is a float mode, cfun->decl's return type is not, and
9849 TARGET_FLOAT_RETURNS_IN_80387.
9851 2000-08-04 Andreas Schwab <schwab@suse.de>
9853 * cppmain.c (cb_def_pragma): Skip the first two tokens from the
9854 token list, which are always `#' and `pragma'.
9856 2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
9858 * tree.c (tree_expr_nonnegative_p): Move to...
9859 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
9860 (rtl_expr_nonnegative_p): New.
9861 * tree.h: Add prototype for rtl_expr_nonnegative_p.
9863 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
9864 CONST_DOUBLE_CHAIN: Move to...
9865 * rtl.h: ...here. Use XCINT/XCEXP.
9867 * Makefile.in: Remove toplev.o from OBJS. Add rule to make
9868 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
9869 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
9872 * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
9874 2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9876 * config/c4x/c4x.md (return_indirect_internal): New.
9877 * config/c4x/c4x.c (c4x_expand_epilogue): Use it.
9879 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
9881 * c-common.c (time_char_table): Mark up formats added in C99 and
9882 make other corrections. %D and %g were added in C99. %Og is an
9883 extension. %EX is permitted. %R, %T, %n, %r, %t were added in
9884 C99. %e was added in C99. %Oj is an extension. %G and %z are in
9885 C99 rather than GNU extensions, but %OG and %Oz are extensions.
9886 %h was added in C99. %C was added in C99. %OY and %OC are
9887 extensions. Add the C99 format %F.
9888 (check_format_info): If pedantic and not in C99 mode, warn for C99
9891 Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
9893 * function.c (schedule_fixup_var_refs): New function, broken out
9894 of put_reg_into_stack.
9895 (put_reg_into_stack): Use it.
9896 (put_var_into_stack): In CONCAT case, fixup up references for
9897 components only after fixing up references to the whole concat.
9899 2000-08-04 Rodney Brown <RodneyBrown@pmsc.com>
9901 * alias.c (mark_constant_function): Use INSN_P.
9902 (init_alias_analysis): Likewise.
9903 * combine.c (combine_instructions): Use INSN_P.
9904 (can_combine_p): Likewise.
9905 (try_combine): Likewise.
9906 (distribute_notes): Likewise.
9907 (distribute_links): Likewise.
9908 * cse.c (cse_around_loop): Use INSN_P.
9909 (invalidate_skipped_block): Likewise.
9910 (cse_set_around_loop): Likewise.
9911 (cse_end_of_basic_block): Likewise.
9912 (delete_trivially_dead_insns): Likewise.
9913 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
9914 (unshare_all_rtl_1): Likewise.
9915 (next_cc0_user): Likewise.
9916 (try_split make_insn_raw): Likewise.
9917 (remove_unnecessary_notes): Likewise.
9918 * final.c (shorten_branches): Use INSN_P.
9919 (leaf_renumber_regs): Likewise.
9920 (leaf_renumber_regs_insn): Likewise.
9921 * flow.c (find_label_refs): Use INSN_P.
9922 (verify_wide_reg): Likewise.
9923 (notice_stack_pointer_modification): Likewise.
9924 (count_or_remove_death_notes): Likewise.
9925 (verify_flow_info): Likewise.
9926 (clear_log_links): Likewise.
9927 * function.c (fixup_var_refs_insns): Use INSN_P.
9928 (compute_insns_for_mem): Likewise.
9929 * gcse.c (alloc_gcse_mem): Use INSN_P.
9930 (compute_sets): Likewise.
9931 (compute_hash_table): Likewise.
9932 (classic_gcse): Likewise.
9934 (insert_insn_end_bb): Likewise.
9935 (delete_null_pointer_checks_1): Likewise.
9936 * global.c (expand_preferences): Use INSN_P.
9937 (build_insn_chain): Likewise.
9938 * graph.c (node_data): Use INSN_P.
9939 * haifa-sched.c (priority): Use INSN_P.
9940 (rm_line_notes): Likewise.
9941 (rm_other_notes): Likewise.
9942 (find_insn_reg_weight): Likewise.
9943 (init_target_units): Likewise.
9944 (schedule_block): Likewise.
9945 (compute_block_forward_dependences): Likewise.
9946 (debug_dependencies): Likewise.
9947 (set_priorities): Likewise.
9948 * integrate.c (function_cannot_inline_p): Use INSN_P.
9949 (save_parm_insns): Likewise.
9950 (copy_insn_list): Likewise.
9951 * jump.c (mark_all_labels): Use INSN_P.
9952 (never_reached_warning): Likewise.
9953 * lcm.c (optimize_mode_switching): Use INSN_P.
9954 * local-alloc.c (validate_equiv_mem): Use INSN_P.
9955 (memref_used_between_p): Likewise.
9956 (update_equiv_regs): Likewise.
9957 (block_alloc): Likewise.
9958 (no_conflict_p): Likewise.
9959 * loop.c (scan_loop): Use INSN_P.
9960 (find_and_verify_loops): Likewise.
9961 (count_loop_regs_set): Likewise.
9962 (loop_reg_used_before_p): Likewise.
9963 (strength_reduce): Likewise.
9964 (recombine_givs): Likewise.
9965 (check_dbra_loop): Likewise.
9966 (load_mems): Likewise.
9967 (try_copy_prop): Likewise.
9968 * print-rtl.c (print_rtx): Use INSN_P.
9969 * recog.c (find_single_use): Use INSN_P.
9970 * reg-stack.c (stack_regs_mentioned): Use INSN_P.
9971 (next_flags_user): Likewise.
9972 (swap_rtx_condition): Likewise.
9973 * regmove.c (mark_flags_life_zones): Use INSN_P.
9974 (optimize_reg_copy_1): Likewise.
9975 (optimize_reg_copy_2): Likewise.
9976 (optimize_reg_copy_3): Likewise.
9977 (reg_is_remote_constant_p): Likewise.
9978 (fixup_match_2): Likewise.
9979 (regmove_optimize): Likewise.
9980 (fixup_match_1): Likewise.
9981 * regrename.c (build_def_use): Use INSN_P.
9982 (replace_reg_in_block): Likewise.
9983 (consider_use): Likewise.
9984 * reload.c (find_equiv_reg): Use INSN_P.
9985 * reload1.c (reload): Use INSN_P.
9986 (maybe_fix_stack_asms): Likewise.
9987 (calculate_needs_all_insns): Likewise.
9988 (reload_as_needed): Likewise.
9989 (emit_output_reload_insns): Likewise.
9990 (delete_address_reloads_1): Likewise.
9991 (reload_cse_regs_1): Likewise.
9992 (reload_combine): Likewise.
9993 (reload_cse_move2add): Likewise.
9994 * reorg.c (redundant_insn): Use INSN_P.
9995 (dbr_schedule): Likewise.
9996 * resource.c (find_dead_or_set_registers): Use INSN_P.
9997 (mark_target_live_regs): Likewise.
9998 * rtlanal.c (reg_used_between_p): Use INSN_P.
9999 (reg_referenced_between_p): Likewise.
10000 (reg_set_between_p): Likewise.
10001 (reg_set_p): Likewise.
10002 (single_set): Likewise.
10003 (multiple_sets): Likewise.
10004 (find_last_value): Likewise.
10005 (reg_set_last): Likewise.
10006 (find_reg_note): Likewise.
10007 (find_regno_note): Likewise.
10008 * sibcall.c (sequence_uses_addressof): Use INSN_P.
10009 * simplify-rtx.c (cselib_process_insn): Use INSN_P.
10010 * ssa.c (find_evaluations): Use INSN_P.
10011 (rename_block): Likewise.
10012 (rename_equivalent_regs): Likewise.
10013 * unroll.c (loop_find_equiv_value): Use INSN_P.
10014 (set_dominates_use): Likewise.
10015 * varasm.c (mark_constant_pool): Use INSN_P.
10016 (mark_constants): Likewise.
10017 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
10018 (alphaev4_next_group): Likewise.
10019 (alphaev5_next_group): Likewise.
10020 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
10021 (c4x_rptb_rpts_p): Likewise.
10022 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
10023 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
10024 (rs6000_adjust_priority): Likewise.
10025 * config/sh/sh.c (sh_loop_align): Use INSN_P.
10026 (machine_dependent_reorg): Likewise.
10027 (split_branches): Likewise.
10028 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
10030 Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com)
10032 * combine.c (recog_for_combine): Remove the old notes
10033 prior to attempting to recognize the new pattern.
10034 (distribute_notes): Ignore REG_NONNEG notes.
10036 2000-08-04 Chandrakala Chavva <cchavva@redhat.com>
10038 * varasm.c (output_constructor): Add .align 0 for packed vars.
10040 2000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca>
10042 * configure.in: Use default thread_file even when enable_threads is
10043 yes or dce because hpux10.20 pa port uses MULTILIB implementation.
10044 * configure: Rebuilt.
10046 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
10048 2000-08-04 Donn Terry (donnte@microsoft.com)
10050 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
10052 2000-08-04 Mark Elbrecht <snowball3@bigfoot.com>
10054 * i386/x-djgpp: Delete code that conditionally modifies target_alias.
10055 Delete code that conditionally modifies 'version'.
10056 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
10057 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
10058 * gcc.c (main): Use it.
10059 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
10060 * prefix.c (update_path): Use it.
10061 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
10062 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
10063 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
10065 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
10066 (SUBTARGET_SWITCHES): Adjust.
10067 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
10069 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
10071 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
10073 * c-common.h (flag_isoc94): Declare.
10074 * c-decl.c (flag_isoc94): Define.
10075 (c_decode_option): Set flag_isoc94 as appropriate.
10076 * c-common.c (T_PD, T_IM, T_UIM): Define.
10077 (format_char_info): Add tlen and jlen.
10078 (print_char_table): Add entries for %t and %j. Allow %zn. Allow
10080 (scan_char_table): Add entries for %t and %j. Allow %F. Allow
10082 (time_char_table): Add NULL entries for %t and %j.
10083 (check_format_info): Allow for %t and %j. Warn for %F if pedantic
10084 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
10085 Warn for printf %lf if pedantic and not C99. Don't warn for empty
10086 precision. Allow precision argument to be unsigned int. If
10087 pedantic, warn for %p passed an argument not a pointer to possibly
10088 qualified void or a possibly qualified character type, and for
10089 pointer targets of the wrong sign, except for character pointers.
10091 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
10093 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
10094 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
10095 (wint_type_node): Define.
10096 * c-decl.c (WINT_TYPE): Define.
10097 (init_decl_processing): Create the wint_type_node type.
10098 * c-common.c (T_WI): Define.
10099 (print_char_table): Use T_WI for %lc format.
10101 2000-08-04 Bruce Korb <bkorb@gnu.org>
10103 * fixinc/: Verified that the MSDOS patch does not break
10104 the UNIX functionality and applied the next three patches
10107 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
10109 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
10110 output file with the temporary one by appending ".X" to generate
10111 the temporary fuile's name. If the output file already has an
10112 extension, replace it with ".X".
10114 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
10115 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
10116 reallocate the command buffer while copying the command-line
10117 argument. Redirect the output directly to the temporary file,
10118 instead of going through another temporary file.
10119 (process): Close the temporary file before unlinking it.
10120 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
10121 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
10122 (run_compiles): Pass p_fixd argument to machine_matches, as it
10125 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
10126 environment, assume there are no symlinks in the include
10127 directory. When cleaning up the DONE files, look for them
10128 case-insensitively. Don't try to remove symlinks if they aren't
10131 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
10132 all callers changed. Declare pz "const char *", to avoid compiler
10135 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
10136 Change prototype of make_raw_shell_str.
10138 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
10140 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
10141 (initialize) [__MSDOS__]: Use tempnam.
10142 (initialize): Don't use SIGPIPE if it is not defined.
10144 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
10147 2000-07-25 Bruce Korb <bkorb@gnu.org>
10149 * fixinc/fix*.[ch]: substantially reworked to make it possible
10150 to run this program without using fork(2) or pipe(2) (i.e. in
10151 a DOS environment).
10153 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
10155 * cppdefault.h (WINT_TYPE): Define.
10156 * cppinit.c (builtin_array): Define __WINT_TYPE__.
10157 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
10158 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
10160 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
10162 * (mips_legitimate_address_p): Don't allow register+offset
10163 if the offset is large and negative, and we are compiling
10164 for 64 bit registers.
10166 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10168 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
10169 insn_code_number + 1.
10171 2000-08-04 Kazu Hirata <kazu@hxi.com>
10173 * h8300.c (function_prologue): Rearrange code for conciseness.
10174 (function_epilogue): Likewise.
10175 * h8300.h (OK_FOR_U): Fix formatting.
10177 * cse.c: Fix a comment typo. Fix formatting.
10179 2000-08-03 Richard Henderson <rth@cygnus.com>
10181 * config/i386/i386.md (return_indirect_internal): New.
10182 * config/i386/i386.c (ix86_expand_epilogue): Use it.
10184 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
10186 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
10188 (lex_line): Glue @ onto the beginning of identifiers and
10189 string constants, in Objective-C mode.
10190 (output_token, spell_token): Handle CPP_OSTRING.
10191 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
10192 beginning of a NAME or a STRING, in objc mode.
10194 * cpplib.c (get_define_node): Do not permit identifiers that
10195 begin with @ to be #defined.
10196 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
10197 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
10199 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
10200 * c-tree.h (build_objc_string): Delete prototype.
10201 * objc/objc-tree.def: Delete OBJC_STRING_CST.
10202 * c-lex.c (yylex): Use build_string for all three kinds of strings.
10204 * c-parse.in, objc/objc-act.c: Update commentary.
10206 2000-08-03 Mark Mitchell <mark@codesourcery.com>
10208 * extend.texi: Fix typo in last change.
10210 * extend.texi: Add commentary on statement-expressions and their
10211 interactions with C++.
10213 2000-08-03 Nick Clifton <nickc@cygnus.com>
10215 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
10216 * dwarf.h (LANG_JAVA): Change value to 0x000b.
10218 2000-08-03 Anthony Green <green@cygnus.com>
10220 * dwarf2out.c (gen_compile_unit_die): Add java language support.
10221 (add_bound_info): Check for java language.
10222 (is_java): New function.
10223 * dwarfout.c (output_compile_unit_die): Ditto.
10224 * dwarf.h (dwarf_source_language): Add java source language type.
10225 * dwarf2.h (dwarf_source_language): Ditto.
10227 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
10229 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
10232 * i386.c (ix86_expand_branch): Mode of comparison in
10233 IF_THEN_ELSE is VOIDmode.
10235 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
10237 * gengenrtl.c, rtl.c: Avoid #elif.
10239 2000-08-03 Michael Poole <poole@troilus.org>
10241 * tm.texi (Register Classes): Clarify order of sub-initializers
10242 in REG_CLASS_CONTENTS.
10244 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
10246 From SAITOH Masanobu:
10247 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
10249 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
10251 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
10252 is not supported by tradcpp and isn't actually needed for cygwin.
10254 2000-08-03 Kazu Hirata <kazu@hxi.com>
10256 * h8300.c: Fix a comment typo.
10257 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
10259 * jump.c: Fix formatting.
10261 * toplev.c: Fix formatting.
10263 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
10265 * flow.c (find_auto_inc): Verify that we've got a REG before
10266 peeking at its regno. Fail, don't abort if we can't find
10267 the increment of the desired register.
10269 * pa.md (shadd height reduction patterns/splitters): Remove.
10271 2000-08-02 Jim Wilson <wilson@cygnus.com>
10273 * config/ia64/ia64-protos.h (flag_ssa): Declare.
10274 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
10276 2000-08-02 Mark Mitchell <mark@codesourcery.com>
10278 * dce.c: Remove all uses of assert.
10279 * dwarf2out.c: Likewise.
10280 * dwarfout.c: Likewise.
10283 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
10285 * gcc.h (lang_specific_driver): Constify second argument.
10286 * gcc.c (translate_options, process_command, main): Likewise.
10287 Constify variables to match. Cast second argument to
10290 * cppspec.c, gccspec.c: Adjust type of second argument to
10291 lang_specific_driver, and update code as necessary.
10293 2000-08-02 Jakub Jelinek <jakub@redhat.com>
10295 * loop.c (scan_loop): Ensure update_end label does not
10296 go away until reg_scan_update is run.
10298 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
10300 * c-common.h: Prototype min_precision and c_build_qualified_type here...
10301 * c-tree.h: ... not here.
10302 * errors.h: Prototype fancy_abort.
10304 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
10305 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
10306 * regrename.c (regrename_optimize): Make control flow explicit.
10307 (replace_reg_in_block): Initialize reg_use to 0.
10309 * i386.c (legitimate_address_p): Rename error label to
10310 report_error to avoid namespace clash.
10312 2000-08-02 Kazu Hirata <kazu@hxi.com>
10314 * fold-const.c: Fix formatting.
10316 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
10318 * i386.c (legitimate_address_p): Accept other bases than
10319 pic_offset_table_rtx for GOTOFF constructs.
10321 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
10323 * i386.md (shift to lea splitter): Use const_int_operand.
10325 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
10327 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
10328 cppspec.c: Do not use 'legal' or 'illegal' in error messages
10331 * cppmain.c (cb_define, cb_undef): Don't generate any output
10332 if not done_initializing.
10333 * cpplex.c (maybe_paste_with_next): When the token after a ##
10334 is an omitted rest argument, only delete the token before it
10335 if that token is a comma. Do not warn about bogus token
10336 pastes for , ## rest_arg.
10338 * cpp.texi: Update.
10339 * cpp.1: Regenerate.
10341 2000-08-02 Fred Fish <fnf@be.com>
10343 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
10344 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
10347 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
10348 Be directories to search path.
10350 Remove support for __declspec(dllimport) and __declspec(dllexport).
10351 This is leftover cruft from the earlier BeOS gcc port when BeOS
10352 used Microsoft's PE object file format.
10353 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
10354 * config/i386/t-beos (winnt.o): Remove Makefile frag.
10355 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
10356 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
10357 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
10358 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
10359 (REDO_SECTION_INFO_P): Remove.
10360 (ASM_EXPORT_DECL): Remove.
10361 (ASM_DECLARE_FUNCTION_NAME): Remove.
10362 (ASM_DECLARE_OBJECT_NAME): Remove.
10363 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
10364 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
10365 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
10366 (STRIP_NAME_ENCODING): Remove.
10368 Remove support for obsolete version of BeOS that is no longer
10370 * configure.in (i*86-*-beospe*): Remove.
10371 * config/i386/beos-pe.h: Remove.
10373 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
10374 Mark Mitchell <mark@codesourcery.com>
10376 * Makefile.in (OBJS): Added dce.o.
10377 (ssa.o): Updated target to include ssa.h.
10378 (flow.o): Likewise.
10379 (toplev.o): Likewise.
10380 (dce.o): Created target.
10381 * basic-block.h: Added comments.
10382 (INVALID_BLOCK): Added definition.
10383 (connect_infinite_loops_to_exit): Added declaration.
10384 Moved SSA declarations to ssa.h.
10385 * flow.c: Added inclusion of ssa.h.
10386 (struct depth_first_search_dsS, depth_first_search_ds):
10388 (compute_immediate_postdominators): Added definition.
10389 (connect_infinite_loops_to_exit): Likewise.
10390 (flow_dfs_compute_reverse_init): Likewise.
10391 (flow_dfs_compute_reverse_add_bb): Likewise.
10392 (flow_dfs_compute_reverse_execute): Likewise.
10393 (flow_dfs_compute_reverse_finish): Likewise.
10394 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
10395 (LABEL_P): Added definition.
10396 (JUMP_P): Likewise.
10397 (NOTE_P): Likewise.
10398 (BARRIER_P): Likewise.
10399 (JUMP_TABLE_DATA_P): Likewise.
10400 (INSN_DEAD_CODE_P): Likewise.
10401 * ssa.c: Replaced inclusions with ssa.h inclusion.
10402 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
10403 (rename_registers): Removed unnecessary variables.
10404 * ssa.h: Created by moving declarations from ssa.c and
10406 * timevar.def: Defined TV_DEAD_CODE_ELIM.
10407 * toplev.c: Added ssa.h inclusion.
10408 (dump_file_index): Added DFI_dce.
10409 (dump_file): Added "dce" entry.
10411 (f_options): Added dce entry.
10412 * invoke.texi: Document -fdce. Emphasize experimental status of
10416 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
10418 * cpperror.c (v_message): Split into _cpp_begin_message and
10419 v_message macro. All callers updated.
10420 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
10423 * cppfiles.c (cpp_syshdr_flags): New function.
10424 (read_include_file): Don't call cpp_output_tokens. Call
10426 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
10427 (cpp_reader_init): Don't initialize token_buffer. Call
10428 _cpp_init_internal_pragmas.
10429 (cpp_cleanup): Don't clear token_buffer.
10430 (cpp_start_read): Don't worry about output from -D processing.
10431 Don't call cpp_output_tokens.
10432 (cpp_finish): Don't dump macros here. Don't call
10434 * cppmacro.c (_cpp_dump_definition): Rename
10435 cpp_dump_definition. Write directly to a FILE *.
10436 (dump_funlike_macro): Delete.
10437 (dump_macro_args): New.
10439 * cpplex.c (TOKEN_LEN): Convert to inline function.
10440 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
10441 cpp_scan_line, _cpp_dump_list): Delete.
10442 (cpp_printf, cpp_output_list): New.
10443 (output_line_command): Don't worry about entering or leaving files.
10444 (cpp_scan_buffer): Just output each token as we hit it.
10445 (process_directive): Don't call cpp_output_tokens.
10446 (_cpp_glue_header_name): Don't use token_buffer.
10447 (output_token, dump_param_spelling): Write directly to a FILE *.
10449 * cpplib.c (pass_thru_directive, dump_macro_name,
10450 pragma_dispatch, do_pragma_gcc): Delete.
10451 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
10452 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
10454 (do_error, do_warning, pragma_dependency): Call
10455 _cpp_begin_message, then cpp_output_list.
10456 (cpp_register_pragma, cpp_register_pragma_space,
10457 _cpp_init_internal_pragmas): New.
10458 (do_pragma): Walk the pragmas table here.
10459 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
10460 do_pragma_dependency): Return void.
10461 (do_pragma_implementation): Moved to cppmain.c.
10463 * cpplib.h: Update prototypes.
10464 (struct cpp_reader): Remove printer, token_buffer,
10465 token_buffer_size, and limit. Add struct cb, and pragmas.
10466 (struct cpp_printer): Remove last_id and written.
10467 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
10468 CPP_ADJUST_WRITTEN): Delete.
10469 * cpphash.h: Update prototypes.
10470 (ufputs): New wrapper.
10472 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
10473 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
10474 (main): Set up callbacks. Register #pragma implementation.
10475 Dump macros from here.
10477 2000-08-01 Geoff Keating <geoffk@cygnus.com>
10479 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
10480 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
10481 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
10482 insns if they have a REG_MAYBE_DEAD note attached.
10483 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
10484 (rs6000_emit_load_toc_table): TOC loads may go dead.
10486 2000-08-01 Jim Wilson <wilson@cygnus.com>
10488 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
10489 type exists before using it. Use number of words as alignment
10491 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
10492 ia64_va_arg): Propagate ia64_function_args changes here.
10494 2000-08-01 Richard Henderson <rth@cygnus.com>
10496 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
10497 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
10499 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
10501 From Joern Rennecke:
10502 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
10503 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
10504 unless TARGET_SH3E is set.
10505 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
10507 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
10508 (ashlsi3_std): New pattern.
10509 (ashlsi3 expander): Use it for TARGET_SH3.
10510 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
10512 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
10514 * loop.c (canonicalize_condition): Use destination, not source to
10515 determine SET's mode.
10517 2000-07-31 Mark Mitchell <mark@codesourcery.com>
10519 * flow.c (clear_log_links): Fix typo.
10521 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
10523 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
10524 on targets which need more than one insn for a compare/cbranch
10527 2000-07-31 Jim Wilson <wilson@cygnus.com>
10529 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
10530 when computing offset.
10532 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
10534 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
10536 2000-07-31 Geoff Keating <geoffk@cygnus.com>
10538 * flow.c (clear_log_links): Nuke global_live_at_start and
10539 global_live_at_end data, since if the log_links stuff is invalid
10540 so is global_live_at_*.
10542 2000-07-31 Richard Henderson <rth@cygnus.com>
10544 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
10546 2000-07-31 Jakub Jelinek <jakub@redhat.com>
10548 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
10549 (_cpp_get_token): Don't macro expand a just pasted token if it
10550 was pasted at no_expand_level.
10552 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
10554 * cppmacro.c (find_param, count_params, save_expansion):
10555 Permit 'defined' as a macro parameter name.
10557 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
10559 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
10560 xcpp to cpp throughout.
10561 (native): Remove unnecessary dependency on cpp.
10563 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
10564 tradcpp to tradcpp0.
10565 (.i spec): Add missing output-file spec to cc1 command line.
10566 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
10568 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
10570 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
10571 (implicit_decl_warning): New function.
10572 (implicitly_declare): Use it.
10573 * c-typeck.c (build_external_ref): Use implicit_decl_warning
10574 to complain about implicit decls of builtins.
10576 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
10577 based on pedantic && flag_isoc99, if not already set.
10578 * c-tree.h: Declare mesg_implicit_function_declaration.
10579 Prototype implicit_decl_warning.
10581 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
10583 * Makefile.in (ssa.o): Updated header files in dependences.
10584 * basic-block.h: Added compute_immediate_postdominators declaration.
10585 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
10587 * flow.c (compute_immediate_dominators): Updated comment.
10588 (compute_immediate_postdominators): Added definition.
10589 * rtl.h (HARD_REGISTER_P): Added definition.
10590 * ssa.c: Include additional header files.
10591 (assert): Added definition.
10592 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
10593 include select hard registers.
10594 (ssa_rename_to_insert): Likewise.
10595 (ssa_rename_from_initialize): Likewise.
10596 (ssa_rename_from_lookup): Likewise.
10597 (original_register): Likewise.
10598 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
10599 include select hard reigsters.
10600 (ssa_rename_from_traverse): Likewise.
10601 (ssa_rename_from_free): Likewise.
10602 (ssa_rename_from_print): Likewise.
10603 (ssa_rename_from_print_1): Likewise.
10604 (ssa_rename_from_hash_function): Likewise.
10605 (ssa_rename_from_equal): Likewise.
10606 (ssa_rename_from_delete): Likewise.
10607 (simplify_to_immediate_dominators): Removed in favor of
10608 flow.c:compute_immediate_dominators.
10609 (find_evaluations_1): Modified to work with hard registers.
10610 (insert_phi_node): Likewise.
10611 (insert_phi_nodes): Likewise.
10612 (struct rename_set_data): Updated prev_reg comment.
10613 (create_delayed_rename): Modified to work with hard registers.
10614 (RENAME_NO_RTX): Updated comment.
10615 (apply_delayed_renames): Modified to work with hard registers.
10616 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
10617 (rename_block): Updated to use revised ssa_rename_to interface.
10618 (rename_registers): Updated to use revised ssa_rename_to and
10619 ssa_rename_from interface.
10620 (convert_to_ssa): Revised to use compute_immediate_dominators and
10621 deal with hard registers.
10622 (make_regs_equivalent_over_bad_edges): Modified to work with hard
10623 registers. Added check for illegal unification of hard register.
10624 (make_equivalent_phi_alternatives_equivalent): Modified to work
10625 with hard registers.
10626 (compute_conservative_reg_partition): Likewise.
10627 (coalesce_if_unconflicting): Modified to work with hard registers
10628 and check for conflicting hard registers.
10629 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
10631 (rename_equivalent_regs_in_insn): Modified to work with hard
10633 (record_canonical_element_1): Added definition.
10634 (check_hard_regs_in_partition): Added definition.
10635 (convert_from_ssa): Added data structure deallocation and check
10636 for illegal hard register unification.
10637 (conflict_hard_regs_p): Added definition.
10638 * toplev.c (rest_of_compilation): Added comment.
10640 2000-07-31 Anthony Green <green@redhat.com>
10642 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
10644 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
10646 * builtins.c (expand_builtin_apply): Don't defer pop during
10649 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10651 * calls.c (combine_pending_stack_adjustment_and_call): Only use
10652 preferred_unit_stack_boundary when it is > 1.
10654 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
10656 * c-common.c (init_function_format_info): Add C99 format functions
10659 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
10660 void' or 'register void' as being the special case of 'void' alone
10661 in a parameter list.
10663 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
10664 discarding qualifiers into a plain warning.
10666 2000-07-31 Kazu Hirata <kazu@hxi.com>
10668 * combine.c: Fix formatting.
10670 * h8300.md: Fix formatting.
10672 * local-alloc.c: Fix formatting.
10674 * h8300.c (get_shift_alg): Remove the variable alg.
10675 (emit_a_shift): Rearrange code to improve readability.
10677 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
10679 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
10680 HImode on all architectures and a combination of HImode and SImode
10681 on H8/300H and H8/S.
10683 * h8300.c (split_adds_subs): Rearrange code for conciseness.
10685 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
10687 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
10688 in my last checkin.
10690 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
10692 * recog.c (extract_insn): Set operand_mode according to
10693 operand if match_operand is VOIDmode.
10695 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
10697 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
10699 2000-07-31 Geoff Keating <geoffk@cygnus.com>
10701 * c-parse.in (extdefs): Call ggc_collect between external
10704 2000-07-30 Michael Hayes <mhayes@cygnus.com>
10705 Richard Henderson <rth@cygnus.com>
10707 * Makefile.in (OBJS): Add doloop.o.
10708 * doloop.c: New file.
10710 * final.c (insn_current_reference_address): Return 0 before final.
10711 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
10712 * jump.c (any_uncondjump_p): Likewise.
10713 * loop.c (indirect_jump_in_function): Make static.
10714 (strength_reduce): Call doloop_optimize.
10715 (insert_bct, instrument_loop_bct): Remove.
10716 * loop.h (doloop_optimize): Prototype.
10717 * recog.c (split_all_insns): Split all INSN_P.
10718 * toplev.c (flag_branch_on_count_reg): Default on.
10720 * config/c4x/c4x.c (c4x_optimization_options): Don't set
10721 flag_branch_on_count_reg.
10722 * config/i386/i386.c (override_options): Likewise.
10723 * config/rs6000/rs6000.c (optimization_options): Likewise.
10725 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
10727 (dbra_ge): Remove, as well as all it's splitters.
10729 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
10732 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
10733 (ia64_register_move_cost): Declare.
10734 * config/ia64/ia64.c (ar_lc_reg_operand): New.
10735 (struct ia64_frame_info): Add ar_size.
10736 (ia64_compute_frame_size): Set it.
10737 (save_restore_insns): Save and restore ar.lc.
10738 (ia64_register_move_cost): New, moved from header file. Handle
10739 application registers.
10740 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
10741 (emit_insn_group_barriers): Special case doloop_end_internal.
10742 (ia64_epilogue_uses): Mark ar.lc live at end.
10743 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
10744 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
10745 (FIRST_PSEUDO_REGISTER): Make room.
10746 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
10747 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
10748 (REG_ALLOC_ORDER): Update.
10749 (HARD_REGNO_MODE_OK): Update.
10750 (REGISTER_NAMES): Update.
10751 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
10752 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
10753 (REGNO_REG_CLASS): Update.
10754 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
10755 (REGISTER_MOVE_COST): Move out of line.
10756 (PREDICATE_CODES): Update.
10757 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
10758 (addsi3_plus1_alt, adddi3_plus1_alt): New.
10759 (shladd_elim splitter): Allow constants in the predicate.
10760 (doloop_end, doloop_end_internal): New.
10762 2000-07-30 Richard Henderson <rth@cygnus.com>
10764 * genattrtab.c (struct insn_def): Add lineno member.
10765 (struct insn_ent): Likewise.
10766 (struct attr_desc): Likewise.
10767 (struct delay_desc): Likewise.
10768 (struct function_unit_op): Likewise.
10769 (struct function_unit): Likewise.
10770 (check_attr_value): Use message_with_line.
10771 (check_defs): Likewise.
10772 (expand_units): Likewise.
10773 (check_attr_test): Take a lineno argument.
10774 (gen_attr): Likewise.
10775 (gen_insn): Likewise.
10776 (gen_delay): Likewise.
10777 (gen_unit): Likewise.
10778 (main): Give it to them.
10779 (convert_set_attr_alternative): Take an insn_def argument
10780 instead of num_alt and insn_index.
10781 (convert_set_attr): Likewise.
10782 (write_test_expr): Protect INSN_ADDRESSES load
10783 with INSN_ADDRESSES_SET_P.
10785 2000-07-30 Richard Henderson <rth@cygnus.com>
10787 * flow.c (init_propagate_block_info): Use pc_set.
10789 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
10791 * i386.md (*lea_general_[123]) New insns and splits.
10792 (addsi3 to lea splitter): Handle other modes too.
10793 (shlsi3 to lea splitter): Likewise.
10794 (addhi_1_lea, shlhi_1_lea): New patterns.
10795 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
10797 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
10799 * recog.c (general_operand, nonimmediate_operand): Accept
10800 any mode for VOIDmode CONSTANT_P operands.
10802 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
10804 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
10805 instead of replace_rtx.
10806 * recog.c (validate_replace_rtx_subexp): New function.
10807 * recog.h (validate_replace_rtx_subexp): Declare.
10809 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
10811 * combine.c (simplify_set, make_extraction, make_compound_operation
10812 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
10813 as force_to_mode argument.
10815 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
10817 * combine.c (if_then_else_cond): Be sure that mode fits in
10820 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
10822 * combine.c (record_promoted_value): Allow bitsize of mode
10823 to be equivalent to HOST_BITS_PER_WISE_INT.
10825 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
10827 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
10828 Do not call gen_mode_alignment when mode is BLKmode.
10830 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
10832 * loop.c (express_from_1): Fix call of simplify_gen_binary.
10834 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
10836 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
10837 VOIDmode implies both operands to be VOIDmode.
10838 (simplify_ternary_operation): Compute properly the mode of comparison.
10839 * combine.c (combine_simplify_rtx): Likewise.
10841 2000-07-25 Michael Hayes <mph@paradise.net.nz>
10843 * basic-block.h (struct loops): New field rc_order.
10844 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
10845 (flow_loops_free): Free rc_order.
10846 (flow_depth_first_order_compute): New parameter rc_order.
10847 (flow_loops_find): Allocate rc_order and swap usage with
10850 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10851 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10853 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
10854 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
10855 (nodb_call, return_from_epilogue): Likewise.
10856 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
10857 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
10858 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
10859 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
10860 (c4x_valid_type_attribute_p): Likewise.
10861 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
10862 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
10864 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10866 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
10867 and loadhi_big_constant if applicable.
10868 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
10869 and add new splitter.s
10871 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10873 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
10875 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10877 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
10879 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10881 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
10883 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10885 * config/c4x/libgcc.S (divqf3): Improve accuracy.
10887 2000-07-27 Mark Mitchell <mark@codesourcery.com>
10889 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
10890 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
10891 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
10892 (get_prev_bb_note): Likewise.
10893 (remove_scope_notes): Likewise.
10894 * flow.c (commit_one_edge_insertion): Likewise.
10895 (merge_blocks_nomove): Likewise.
10896 (verify_flow_info): Likewise.
10897 * gcse.c (insert_insn_end_bb): Likewise.
10898 * reg-stack.c (emit_swap_insn): Likewise.
10899 * ssa.c (first_insn_after_basic_block_note): New function.
10900 (insert_phi_node): Use it.
10901 (rename_block): Likewise.
10902 (eliminate_phi): Likewise.
10903 (make_regs_equivalent_over_bad_edges): Likewise.
10904 (make_equivalent_phi_alternatives_equivalent): Likewise.
10905 (for_each_successor_phi): Likewise.
10906 (convert_from_ssa): Modify phi-node deletion algorithm.
10908 2000-07-29 Andreas Jaeger <aj@suse.de>
10910 * configure.in (mips*-*-linux*): Use mips*el to check for little
10911 endian MIPS, add tmake_file.
10913 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
10914 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
10915 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
10917 2000-07-28 Richard Henderson <rth@cygnus.com>
10919 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
10920 Sign extend mode size before negating.
10922 2000-07-28 Richard Henderson <rth@cygnus.com>
10924 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
10926 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
10928 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
10929 (cse_insn): Likewise.
10930 (addr_affects_sp_p): Likewise.
10931 * expr.c (move_by_pieces): Likewise.
10932 (clear_by_pieces): Likewise.
10933 * gcse.c (oprs_unchanged_p): Likewise.
10934 * haifa-sched.c (sched_analyze_2): Likewise.
10935 * recog.c (offsettable_address_p): Likewise.
10936 * regclass.c (record_address_regs): Likewise.
10937 * reload.c (find_reusable_reload): Likewise.
10938 (push_reload): Likewise.
10939 (operands_match_p): Likewise.
10940 (decompose): Likewise.
10941 (find_reloads_address_1): Likewise.
10942 (find_inc_amount): Likewise.
10943 * reload1.c (elimination_effects): Likewise.
10944 * resource.c (mark_set_resources): Likewise.
10945 * flow.c (attempt_auto_inc): New function; mostly broken out
10947 (find_auto_inc): Split into two functions and enhanced to
10948 generate POST_MODIFY.
10949 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
10950 * rtl.h (count_all_occurrences): Declare.
10951 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
10953 * rtlanal.c (count_all_occurrences): New function.
10954 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
10955 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
10957 * config/ia64/ia64-protos.h (destination_operand): Declare.
10958 * config/ia64/ia64.c (destination_operand): New function.
10959 (ia64_print_operand): Handle POST_MODIFY.
10960 (rtx_needs_barrier): Likewise.
10961 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
10962 (HAVE_POST_MODIFY_REG): Define to 1.
10963 (MAX_REGS_PER_ADDRESS): Change to 2.
10964 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
10965 (LEGITIMATE_ADDRESS_REG): New helper macro.
10966 (LEGITIMATE_ADDRESS_DISP): Likewise.
10967 (PREDICATE_CODES): Add entry for destination_operand.
10968 * config/ia64/ia64.md (all mov patterns): Use destination_operand
10969 predicate for operand 0.
10971 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10973 * dwarf2out.c: Indent #error directive.
10975 * gbl-ctors.h: Fix typo in comment.
10976 (__do_global_ctors): Prototype.
10978 * gcse.c (record_one_set, pre_delete): Remove unused variables.
10980 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
10981 (print_operand): Initialize variable `t'.
10983 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
10985 * config/arm/arm.md ("call_value"): removed constraints.
10986 Constraints are ignored in expanders.
10987 (*call_value_reg): split =rf into various constraints.
10988 (*call_value_mem): same
10989 (*call_value_symbol): same
10990 (*sibcall_value_insn): same
10992 2000-07-28 Philipp Thomas <pthomas@suse.de>
10994 * install.texi (--enable-nls): Change the description of the NLS
10995 related configure options to match the current state.
10996 (--with-included-gettext): Likewise.
10997 (--enable-maintainer-mode): New description added.
10998 * extend.texi (-fstrict-prototype): Add missing '.'.
11000 2000-07-27 Jim Wilson <wilson@cygnus.com>
11002 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
11003 DECL_INITIAL (decl) == NULL_TREE.
11005 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
11007 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
11008 on insn-attr.h with it.
11009 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
11010 * insn-addr.h: New header.
11011 (insn_addresses_): Renamed from insn_addresses.
11012 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
11013 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
11014 INSN_ADDRESSES_NEW): New macros.
11015 * genattrtab.c (write_test_expr): Use new macros.
11016 * final.c (insn_addresses, init_insn_lengths): Likewise.
11017 (align_fuzz, shorten_branches): Likewise.
11018 (final): Likewise. Do not reject new insns if their addresses
11019 have been added to INSN_ADDRESSES.
11020 * config/arm/arm.c, config/avr/avr.c: Use new macros.
11021 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
11022 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
11023 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
11024 * config/sh/sh.c: Likewise.
11025 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
11027 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
11029 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
11031 * gcc.c (struct prefix_list): Add member priority.
11032 (enum path_prefix_priority): Declare.
11033 (add_prefix): Replace ``first'' with ``priority''. Append new
11034 entry but keep list in priority order.
11035 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
11036 PREFIX_PRIORITY_LAST to add_prefix.
11037 (process_command): Move include kludge - foo/stageN - to before
11040 2000-07-27 Jason Merrill <jason@redhat.com>
11042 * dwarf2out.c (gen_typedef_die): Abort if we get identical
11043 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
11045 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
11047 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
11048 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
11050 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
11052 * c-decl.c (finish_function): Don't treat 'main' specially unless
11053 flag_hosted. In C99 mode, return 0 from 'main' unless
11054 DEFAULT_MAIN_RETURN is otherwise defined.
11056 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
11057 parameters defaulting to int in an old-style function definition.
11059 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11061 * c-parse.in (string): For -Wtraditional, warn about string
11062 concatenation only once per line.
11064 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
11066 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
11067 for HI-UX/WE2 systems.
11069 2000-07-24 Bruce Korb <bkorb@gnu.org>
11071 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
11072 defining the __xxx_TYPE__ macros.
11073 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
11074 * fixincl/fixlib.h: don't need to include "tm.h" anymore
11075 * fixincl/inclhack.def(type_map): now obsolete
11077 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
11079 * cpp.texi: Append a trailing full-stop to xrefs where needed.
11081 2000-07-26 Dave Pitts <dpitts@cozx.com>
11083 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
11085 (mvs_hash_alias): New function.
11086 (mvs_add_alias): Change argument spacing.
11087 (mvs_need_alias): Change aliasing criteria. Added documentation.
11088 (mvs_get_alias): Change to use hashed name. The hashed name prevents
11089 CSECT name collisions.
11090 (mvs_check_alias): Likewise.
11091 (handle_pragma): Change documentation.
11092 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
11093 mode from SImode to DImode.
11094 (iorhi3): Changed LTORG size for insn.
11096 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
11098 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
11099 mem if the address is a mode_dependent_address_p.
11101 2000-07-26 Kazu Hirata <kazu@hxi.com>
11103 * h8300.c (print_operand): Print ":8" when the 'R' operand is
11104 suitable for 8-bit absolute.
11105 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
11106 (OK_FOR_U): Add a case for the 8-bit constant address on the
11109 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
11111 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
11112 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
11113 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
11114 lack of implemented alignment.
11116 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
11118 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
11119 cross-compiling between 64-bit and 32-bit machines.
11121 2000-07-27 Richard Henderson <rth@cygnus.com>
11123 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
11124 (movhicc_astep, movhi_internal_astep): New.
11125 (movsicc_astep, movsi_internal_astep): New.
11126 (movdicc_astep, movdi_internal_astep): New.
11127 (movsfcc_astep, movsf_internal_astep): New.
11128 (movdfcc_astep, movdf_internal_astep): New.
11129 (movxfcc_astep, movxf_internal_astep): New.
11130 (cmovdi_internal_astep, cmovsi_internal_astep): New.
11131 Unify the cmov[ds]i splitters.
11133 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
11135 * real.c (asctoeg): Rename `error' label to unexpected_char_error
11137 2000-07-26 Nick Clifton <nickc@cygnus.com>
11139 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
11140 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
11142 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
11143 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
11145 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
11147 * c-decl.c (finish_enum): Convert enumerations that fit in an
11149 (build_enumerator): In pedantic mode, cast to `int' those that
11152 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
11154 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
11156 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
11158 * sh.md (cmpgtdi_t): Must be split.
11159 (cmpgtdi_t+1): New splitter.
11161 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
11163 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
11164 warnings for indented directives even if we are skipping.
11166 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
11168 * invoke.texi (strict-prototypes): Remove.
11169 * extend.texi (Deprecated Features): Add strict-prototypes.
11170 (Backwards Compatibility): New node.
11172 2000-07-25 Jakub Jelinek <jakub@redhat.com>
11174 * config/i386/i386.md (andsi_1+1): Allow HImode.
11175 (andsi_1+2): Require q_regs_operand.
11177 2000-07-25 Jakub Jelinek <jakub@redhat.com>
11179 * config/i386/i386.md (call_pop): Check operands[0],
11180 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
11182 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
11183 (call_value): Likewise.
11185 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
11187 * toplev.c (pipe_closed): Delete.
11188 (crash_signal): New. Generate ICE for a fatal signal.
11189 (float_signal): Call crash_signal outside a float-handler
11191 (main): Install crash_signal as handler for core-dumping signals.
11193 2000-07-25 David Edelsohn <edelsohn@gnu.org>
11195 * rs6000.c (print_operand, case 'T'): New case.
11197 * rs6000.md (call_indirect_aix32): Convert to expander of
11198 scheduled instructions.
11199 (call_indirect_aix64): Likewise.
11200 (call_value_indirect_aix{32,64}): Likewise.
11201 (call, call_value): Invoke expanders for AIX. Fall through to
11203 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
11204 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
11205 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
11206 only "g" constraint.
11207 (call_nonlocal_aix64): Likewise.
11208 (call_value_nonlocal_aix{32,64}): Likewise.
11209 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
11211 (call_value_nonlocal_sysv): New pattern.
11212 (indirect_jump{si,di}): Use new 'T' modifier.
11213 (tablejump{si,di} matchers): Likewise.
11214 (return_internal_{si,di}): Likewise.
11215 (return_eh_{si,di}): Likewise.
11217 2000-07-24 Richard Henderson <rth@cygnus.com>
11219 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
11220 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
11221 * config/ia64/ia64.md (movdi_internal): Use it.
11223 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
11225 * cppexp.c: Warn about unary + if -Wtraditional.
11226 * cpplex.c (lex_line): Always set BOL on the first token of a line.
11228 2000-07-24 Michael Meissner <meissner@redhat.com>
11230 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
11233 2000-07-24 Nick Clifton <nickc@cygnus.com>
11235 * config/arm/arm.c (emit_multi_reg_push): Generate a
11236 REG_FRAME_RELEATED_NOTE that is compatable with the code in
11237 dwarf2out_debug_frame_expr.
11239 2000-07-24 Jason Merrill <jason@redhat.com>
11241 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
11242 UNALIGNED_INT_ASM_OP.
11243 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
11244 a location expression.
11245 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
11246 assume indirect access if we're saving the CFA address exactly.
11248 * Makefile.in (bootstrap): Move -BstageN/ to the end.
11250 2000-07-24 Jakub Jelinek <jakub@redhat.com>
11252 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
11255 2000-07-24 Michael Meissner <meissner@redhat.com>
11257 * invoke.texi (D30V Options): Add d30v options.
11259 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
11261 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
11262 needed by our gcse pass anymore.
11263 (free_pre_mem): Corresponding changes.
11264 (compute_pre_data): Do not call compute_transpout anymore.
11266 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
11267 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
11270 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
11271 (compute_pre_data): Do it here instead.
11273 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
11275 (pre_delete): Corresponding changes.
11277 2000-07-23 Mark Mitchell <mark@codesourcery.com>
11279 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
11280 to figure out whether or not a variable has already been emitted.
11282 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
11284 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
11285 instead of gen_call.
11287 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
11289 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
11291 2000-07-23 Kazu Hirata <kazu@hxi.com>
11293 * h8300.c: Fix formatting.
11295 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
11297 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
11298 for `long' switch expression into a plain warning.
11300 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
11301 (yylex): Don't pedwarn for "inline" in C99 mode.
11303 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
11305 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
11306 ggc_alloc): Likewise.
11307 * bb-reorder.c (dump_scope_forest_1): Likewise.
11309 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
11311 * reload.c (find_reloads_toplev): Add new parameter
11312 "address_reloaded".
11313 (find_reloads): Add new parameter to find_reloads_toplev calls.
11315 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
11317 * collect2.c (main): Typo fixed.
11318 * diagnostic.c: Typo fixed.
11319 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
11320 * eh-common.h: Typo fixed.
11321 * emit-rtl.c (start_sequence): Typo fixed.
11322 * flow.c (find_label_refs): Typo fixed.
11323 (calculate_global_regs_live): Typo fixed.
11324 (mark_regno_cond_dead): Typo fixed.
11325 (create_edge_list): Typos fixed.
11326 (verify_edge_list): Typo fixed.
11327 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
11328 * loop.c (strength_reduce): Typo in function name fixed.
11329 * rtl.h: Added comments. Typo in function name fixed.
11330 * rtlanal.c: Typo in function name fixed.
11331 (insn_dependant_p): Rename to ...
11332 (insn_dependent_p): ... this.
11333 (computed_jumo_p): Typo fixed.
11335 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11337 * system.h (__FUNCTION__): Wrap definition in #ifndef.
11339 2000-07-21 David Edelsohn <edelsohn@gnu.org>
11341 * rs6000.h (SIZE_TYPE): Define.
11343 2000-07-21 Mark Mitchell <mark@codesourcery.com>
11345 * ssa.c (rename_insn_1): Don't rename registers that are
11348 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
11350 * diagnostic.c (trim_filename, fancy_abort): Moved here from
11352 (fatal_function, set_fatal_function): Removed.
11353 (fatal): Don't prepare for or call the fatal_function.
11354 (diagnostic_lock, error_recursion): New.
11355 (diagnostic_for_decl, report_diagnostic): Guard against
11356 re-entering the error reporting routines.
11357 (fancy_abort): Assume function is not NULL.
11359 * errors.c (fancy_abort): New. Assume function is not NULL.
11360 * tradcpp.c (fancy_abort): Assume function is not NULL.
11362 * system.h: Provide default definition of __FUNCTION__.
11363 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
11364 Always use __FUNCTION__ in definition of abort.
11365 * tree.h: Likewise.
11366 * varray.h: Likewise.
11367 * toplev.h: Likewise. Don't prototype set_fatal_function.
11369 2000-07-20 Geoff Keating <geoffk@cygnus.com>
11371 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
11373 * glimits.h: Don't do #if defined for ARCH_PPC.
11375 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
11376 constants of size no larger than a pointer should go in the TOC.
11377 Add 'MODE' parameter.
11378 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
11379 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
11380 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
11381 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
11382 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
11383 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
11384 (rs6000_legitimize_address): Likewise.
11385 (rs6000_emit_move): Likewise.
11386 (rs6000_select_rtx_section): Likewise.
11387 (output_toc): Deal properly with outputting small constants like
11388 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
11389 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
11390 MODE parameter. Put small constants in the TOC.
11392 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
11394 (rs6000_emit_move): When reload calls us with an illegitimate
11395 address, exit early. Move the change_address calls to one place
11396 at the end of the routine. Merge the SImode and DImode expanders.
11397 When called by reload to put an integer into a FP register, force
11400 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
11402 (rs6000_hash_constant): Hash mode too.
11403 (toc_hash_function): Allow for key_mode.
11404 (toc_hash_eq): Structures are different if key_mode differs.
11405 (output_toc): Add 'mode' parameter. Save key_mode.
11406 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
11407 Pass 'mode' parameter.
11408 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
11410 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
11411 for vtable references.
11413 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
11414 choice, don't put integer values in FP regs.
11416 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
11418 * flow.c (verify_flow_info): Revamp code to verify that the
11419 head and end of each basic block are in the insn chain.
11421 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
11423 * gcse.c (record_one_set): Prepend instead of append onto
11424 reg_set_table, making it O(n) instead O(n^2).
11425 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
11426 Use a queue instead of a stack as worklist.
11428 2000-07-20 Kazu Hirata <kazu@hxi.com>
11430 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
11431 * h8300.h (OK_FOR_T): New.
11432 (EXTRA_CONSTRAINT): Support OK_FOR_T.
11433 * h8300.md: Use inc/dec.[wl] for increment/decrement
11434 by 1 and 2 in HI and SI modes.
11436 2000-07-20 Jim Wilson <wilson@cygnus.com>
11438 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
11439 larger than 14 bits.
11441 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
11443 * cppmacro.c (CAN_PASTE_AFTER): New macro.
11444 (count_params): Don't set GNU_REST_ARGS on anything.
11445 (save_expansion): Set PASTE_LEFT only on tokens for which
11446 CAN_PASTE_AFTER is true, or which are named operators.
11448 * cpplex.c (parse_args): Distinguish between a rest argument
11449 given one empty argument, and a rest argument given zero arguments.
11450 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
11451 deletion of previous token based on that.
11452 (get_raw_token): Flatten some control structure.
11454 * cpplib.h (CPP_LAST_EQ): Correct.
11455 (VOID_REST): New token flag.
11456 (GNU_REST_ARGS): Delete.
11458 * tradcpp.c (main): Don't munge -D options.
11459 (make_definition): Bring -D handling in line with cpplib.
11460 (do_define): Strip all leading whitespace from macro definitions.
11462 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
11464 * Makefile.in (tradcpp): Depend on intl.o and version.o.
11466 2000-07-20 Bruce Korb <bkorb@gnu.org>
11468 * fixincl/check.tpl: strip the platform specific types before testing
11469 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
11470 * fixincl/fixincl.tpl: use platform specific types
11471 * fixincl/fixlib.h: include the platform specific types
11472 * fixincl/inclhack.def(gnu_types): don't supply the types
11473 * fixincl/fixincl.x: regen
11475 2000-07-19 Jim Wilson <wilson@cygnus.com>
11477 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
11480 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
11482 * tradcpp.c (rescan): Do not recognize directives when the #
11485 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
11487 Implement C++ named operators.
11489 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
11490 of operators allowed in #if and having an _EQ variant. Add
11491 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
11492 (cpp_token flags): Add NAMED_OP.
11493 (enum node_type): Add T_OPERATOR.
11494 (struct cpp_hashnode): Add code slot to value union.
11495 * cpphash.h (spec_nodes): Remove n_defined.
11497 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
11498 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
11499 (is_macro_disabled): Tweak error messages.
11501 * cpplib.c (get_define_node): Disallow all named operators as
11502 macro names. Tweak error messages.
11503 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
11505 * cppinit.c (builtin_array): Add entries for the named operators.
11506 * cppexp.c (lex): Check for CPP_DEFINED token.
11507 (priority table): Add entries for CPP_MIN and CPP_MAX.
11508 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
11510 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
11512 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
11513 larger than the array of cuids.
11514 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
11517 2000-07-19 Bruce Korb <bkorb@gnu.org>
11519 * fixinc/fixincl.c: Convert to using a table of environment variables
11520 and activate the auto-edit marker on the fixed output files.
11521 * fixinc/fixlib.h: Define the environment table
11522 * fixinc/fixincl.sh: export the ${INPUT} dir
11523 * fixinc/check.tpl: likewise
11525 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
11527 * gcc.c (.h spec): Fix typo.
11529 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
11531 * Makefile.in: Fix tradcif.c path.
11533 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
11535 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
11538 * cpphash.h (TOKEN_NAME): New macro.
11539 (_cpp_spell_operator): Deleted.
11540 (token_spellings): Now _cpp_token_spellings.
11542 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
11543 * cpplex.c: Use OP and TK macros when expanding the
11544 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
11545 store the stringification of the enumeration name (CPP_CHAR,
11546 etc.) in the name slot of token_spellings.
11547 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
11548 token_spellings directly.
11549 * cpplib.c: Use TOKEN_SPELL.
11551 * cpplex.c (_cpp_push_token): If the token being pushed back
11552 is the previous token in this context, just subtract one from
11554 * cppmacro.c (save_expansion): Clear aux field when storing a
11557 2000-07-18 Jakub Jelinek <jakub@redhat.com>
11559 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
11560 buffer, provided it is not NULL.
11562 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
11564 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
11565 case of invalid volatile re-declaration.
11567 2000-07-18 Jakub Jelinek <jakub@redhat.com>
11569 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
11570 (expand_call): Adjust caller.
11572 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
11574 * diagnostic.h (report_diagnostic): Change prototype.
11576 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
11577 diagnostic_for_decl): Change prototype.
11578 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
11579 error, warning, error_with_file_and_line,
11580 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
11581 Adjust call to report_diagnostic, diagnostic_for_decl.
11582 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
11583 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
11585 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
11586 varaible argument list.
11588 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
11590 * cpphash.c: Don't include hashtab.h. Most macro-handling code
11591 moved to cppmacro.c.
11592 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
11593 dump_hash_helper): Delete.
11594 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
11595 cpp_forall_identifiers): New. Implement specialized version of
11596 Vlad's expandable hash table.
11597 (cpp_lookup): Use new functions.
11598 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
11600 * cppmacro.c: New file.
11601 * cppinit.c (dump_macros_helper): New.
11602 (cpp_finish): Iterate over the identifier table directly.
11603 * cpplex.c (parse_name): Calculate the hash of the identifier
11604 while we scan it. Use _cpp_lookup_with_hash when we can.
11606 * cpphash.h: Update prototypes.
11607 (xcnewvec, HASHSTEP): New helper macros.
11608 * cpplib.h: Update prototypes.
11609 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
11610 (cppmacro.o): New rule.
11611 (cpphash.o): Update deps.
11613 * cppmain.c: Do not set pfile->printer if no_output is on.
11615 2000-07-15 Neil Booth <neilb@earthling.net>
11617 * cpplib.c: Change all directive-handler functions to return
11619 * cpphash.h: Update typedefs.
11621 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
11623 * configure: Regenerate.
11625 * extend.texi (Extended Asm): Mention that a memory clobber
11626 does not count as a side-effect.
11628 * unroll.c (copy_loop_body): Fix one instance of using host
11629 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
11632 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
11634 2000-07-17 Richard Henderson <rth@cygnus.com>
11636 * config/ia64/ia64.md (movdi): Split out load address code.
11637 New post-reload splitter for symbolic operands.
11638 (movdi_internal): Abort if we didn't split symbolic operands
11639 when we should have.
11640 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
11641 (ia64_reorg): Split insns when not optimizing.
11642 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
11644 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
11646 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
11647 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
11649 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
11651 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
11653 2000-07-17 Jason Merrill <jason@redhat.com>
11655 * Makefile.in (clean): Remove libgcc directory.
11657 * configure.in (-Wno-long-long check): Use higher-level macros.
11659 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
11661 * simplify-rtx.c (simplify_binary_operation): Recognize
11662 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
11663 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
11664 a CONST_INT, it will always be zero.
11666 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
11668 * loop.c (check_dbra_loop) : Return if more than one condition is
11669 present to control the loop.
11671 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
11673 * mips.c (mips_expand_prologue): Don't calculate the last argument
11674 register unless we need it. When we are calculating this, make
11675 sure FUNCTION_ARG is giving us a REG.
11677 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11679 * flow.c (libcall_dead_p): Use single_set to verify the insn
11680 has only one set and get for analysis.
11681 (propagate_one_insn): Don't pass the PATTERN of the insn.
11683 2000-07-17 Mark Klein <mklein@dis.com>
11685 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
11687 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
11689 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
11690 * configure.in (TARGET_GETGROUPS_T): Evaluate.
11691 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
11692 of second argument of getgroups.
11693 * configure, config.in: Rebuilt.
11695 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
11697 * simplify-rtx.c (simplify_relational_operation): Two signed
11698 values with equal high words are less/greater than each other if
11699 their low words are less/greater when considered as unsigned.
11701 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
11703 * configure.in (vax-*-openbsd): Change to new style configuration,
11704 add collect2/float_format information.
11705 * configure: Rebuilt.
11706 * config/vax/openbsd1.h: New.
11707 * config/vax/openbsd.h: New.
11708 * config/vax/t-openbsd: New.
11710 2000-07-17 Chip Salzenberg <chip@valinux.com>
11712 * c-common.c (shorten_compare): Quiet warnings about unsigned
11713 comparisons with zero when they occur in a system header.
11715 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
11717 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
11718 update to describe current practice.
11720 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
11722 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
11723 references to C9X. Change references to -fstd and -flang-isoc9x
11726 * c-common.c (scan_char_table): Allow "z" length modifiers on
11728 (check_format_info): Use TYPE_DOMAIN on the type matched against
11729 for "z" formats, to retrieve the language size_t rather than the
11732 * c-common.c (check_format_info): Do not make a pedantic objection
11733 to the 'L' length modifier if used with a floating point type
11736 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
11737 constants in C99 mode.
11739 2000-07-17 Kazu Hirata <kazu@hxi.com>
11741 * h8300.md: Fix the format of mac.
11742 (movsi_h8300hs): Output a tab after stmac instead of a space.
11744 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
11745 profitable adds/subs sequences.
11747 * fold-const.c: Fix comment typos.
11749 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
11751 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
11753 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11755 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
11757 2000-07-16 Neil Booth <NeilB@earthling.net>
11759 * cpplex.c: Update comments.
11760 * README.Portability: Small update.
11762 2000-07-16 Neil Booth <NeilB@earthling.net>
11764 * README.Portability: Small update.
11766 2000-07-15 Richard Henderson <rth@cygnus.com>
11768 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
11769 * config/ia64/ia64.c (ia64_move_ok): New function.
11770 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
11771 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
11773 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
11775 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
11776 immediately following a paste operator.
11777 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
11778 (cpp_reader_init): Call it, if HOST_EBCDIC.
11779 (cpp_handle_options): Do not sort option list here.
11780 (handle_option): Rename to cpp_handle_option and export.
11781 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
11782 _cpp_get_token directly.
11783 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
11784 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
11785 * cpplib.h: Prototype cpp_handle_option. Update prototype of
11788 2000-07-15 Richard Henderson <rth@cygnus.com>
11790 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
11791 cast around an expression. Tidy other unsigned tests.
11793 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
11795 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
11796 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
11797 (v_message_with_decl): Rename to ...
11798 (format_with_decl): ... this. Tweak
11799 (diagnostic_for_decl): New function.
11800 (fatal_io_error): Use verbatim in lieu of notice.
11801 (announce_function): Use verbatim.
11802 (default_print_error_function): Likewise.
11803 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
11806 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11808 * mips.c (function_arg_pass_by_reference): Don't do automatic
11809 aggregate initialization.
11810 (machine_dependent_reorg): Initialize variable `mode'.
11812 * mips.md (absdi2): Change variable `regno1' to unsigned int.
11813 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
11814 conflicts with sys/param.h macro of the same name.
11815 (reload_outdi): Likewise.
11817 2000-07-15 Michael Meissner <meissner@redhat.com>
11819 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
11820 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
11821 create a new node instead.
11823 2000-07-15 Neil Booth <NeilB@earthling.net>
11825 * README.Portability: Correct example about calling a function
11826 through a pointer to function. Format wide paragraphs.
11828 2000-07-15 Michael Meissner <meissner@redhat.com>
11830 * README.Portability: Update integer suffixes and function
11831 prototype sections.
11833 2000-07-15 Neil Booth <NeilB@earthling.net>
11835 * README.Portability: Small update.
11837 2000-07-15 Neil Booth <NeilB@earthling.net>
11839 * README.Portability: New file.
11841 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
11843 * INSTALL: Give special instructions for building GCC on Irix 6.
11844 * config/mips/x-iris6 (CC): Don't set it.
11847 2000-07-14 Jason Merrill <jason@redhat.com>
11849 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
11850 register in the stack and later in another register, use the new
11853 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
11855 * config/mips/mips.md: (absdi2): Handle sign_extend for
11858 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
11860 * cpplib.c (do_pragma_dependency): Tidy warning messages.
11862 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
11864 * .cvsignore: Correct typo.
11866 2000-07-13 Mark Mitchell <mark@codesourcery.com>
11868 * .cvsignore: Add generated YACC files.
11869 * objc/.cvsignore: New file.
11871 2000-07-14 Neil Booth <NeilB@earthling.net>
11873 * cpplex.c (adjust_column): New funcion.
11874 (skip_whitespace): Use it.
11875 (skip_block_comment): Use it, and warn about /*/* with
11878 2000-07-14 Neil Booth <NeilB@earthling.net>
11880 * cpphash.c (struct macro_info): Add new members.
11881 (_cpp_free_definition): Delete the macro directly.
11882 (count_params): Return void, with first token of
11883 expansion in struct macro_info on success.
11884 (parse_define): Return int. Hoist syntax checking from
11885 save_macro_expansion. Leave call to save_expansion to
11886 _cpp_create_definition.
11887 (alloc_macro): Needs just 2 arguments.
11888 (free_macro): Delete.
11889 (save_expansion): Don't perform syntax check.
11890 (_cpp_create_definition): Call save_expansion.
11892 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11894 * genrecog.c (write_header): Split long string.
11896 * cpphash.c (macro_info): Don't use the `signed' keyword.
11898 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
11900 2000-07-13 Jakub Jelinek <jakub@redhat.com>
11902 * calls.c (stored_args_map): New variable.
11903 (check_sibcall_argument_overlap_1): New.
11904 (check_sibcall_argument_overlap): New.
11905 (expand_call): Initialize stored_args_map.
11906 Call check_sibcall_argument_overlap.
11908 2000-07-13 Bruce Korb <bkorb@gnu.org>
11910 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
11911 (emit_gnu_type): utility procedure for gnu_type_fix
11912 (gnu_type_fix): implement various pre-processor guards around
11913 standard types so these types can be defined over and over
11914 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
11915 types alluded to above will have GNU-compliant base types
11916 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
11917 * fixinc/inclhack.def: add test_text entries and utilize the new
11918 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
11919 * fixinc/fixincl.x: regenerate
11921 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11923 * diagnostic.c (vline_wrapper_message_with_location,
11924 v_message_with_file_and_line, v_error_with_file_and_file,
11925 v_error_for_asm, v_warning_for_asm, vfatal,
11926 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
11927 vsorry, verror, vwarning, vpedwarn): Remove.
11928 (diagnostic_for_asm): New function.
11929 (pedwarn, error, warning, pedwarn_with_file_and_line,
11930 error_with_file_and_line, warning_with_file_and_line, sorry,
11931 error_for_asm, warning_for_asm, fatal): Reimplement.
11932 (finish_diagnostic): Clear diagnostic info as well.
11934 2000-07-13 Neil Booth <NeilB@earthling.net>
11936 * c-common.h (flag_digraphs): New.
11937 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
11938 * c-lex.c (yylex): Use flag_digraphs to decide whether to
11941 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
11943 * gcc.c (do_spec_1): Add new %B operator.
11944 (set_input): Prepare for %B.
11946 (link_command_spec): Move up with the other tm.h-
11947 overrideable specs. Factor out the portion conditional on
11948 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
11949 (struct compiler): Just have a single spec string. All users
11951 (default_compilers): Remove unnecessary braces.
11952 (static_specs): Update.
11954 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
11956 (C and assembly specs): Use the new named specs, as appropriate.
11958 * objc/lang-specs.h: Use the new named specs.
11959 Remove unnecessary braces.
11961 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
11963 * gcc.c (execute): If a subprocess gets a fatal signal, report
11964 strsignal() of the signal number, and ask for a bug report.
11965 Do not do this for SIGPIPE if there's already been an error.
11967 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
11968 Delete pipe_closed.
11970 * tradcif.c: Remove.
11972 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
11974 * final.c (profile_function): Do not emit profile counters in
11975 the data section, if NO_PROFILE_COUNTERS is defined.
11976 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
11979 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
11980 (FUNCTION_PROFILER): Just emit a call to mcount.
11982 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
11984 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
11986 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
11987 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
11988 traditional, lang_chill, or lang_fortran.
11990 * cppfiles.c: #undef strcmp to suppress warning about macros
11991 used without arguments.
11992 (_cpp_execute_include): Use f, not fname, in "No include path"
11994 (_cpp_pop_file_buffer): New function.
11995 * cpplib.c: Don't include <sys/mman.h>.
11996 (cpp_push_buffer): Set line_base and lineno in new buffer.
11997 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
11999 * cpplex.c: Move all prototypes and structure declarations to the
12000 top of the file. Properly parenthesise some macro arguments.
12001 (cpp_scan_line): New function.
12002 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
12003 don't need to walk up the stack counting.
12005 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12007 * c-common.c (combine_strings): Emit a pedantic warning when a
12008 string length is greater than the minimum ANSI C is required
12011 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
12013 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
12014 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
12016 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12018 * c-decl.c (define_label): Warn about identifier conflicts with
12019 labels in traditional C.
12021 * c-parse.in (unop +): Warn about the unary plus operator for
12024 * c-typeck.c (store_init_value): Warn about automatic aggregate
12025 initialization for traditional C.
12027 * invoke.texi (-Wtraditional): Document new warnings.
12029 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
12031 * Makefile.in (c-errors.o): Fix thinko in dependency.
12033 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
12035 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
12036 -traditional, -ftraditional, or -traditional-cpp was given.
12037 Do not pass -traditional to the preprocessor.
12038 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
12039 preprocessor does it automatically.
12040 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
12042 * ch/lang-specs.h: Always use tradcpp. Do not pass
12043 -traditional, -trigraphs, or -pedantic to the preprocessor.
12044 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
12047 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
12049 * cppexp.c (LOGICAL): Delete macro.
12050 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
12053 * cpphash.c (HASHSIZE): Increase to 4096.
12054 (struct hashdummy): Add hash field.
12055 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
12056 the string values using memcmp.
12057 (cpp_lookup): Set dummy.hash.
12059 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
12061 * configure.in (m88k-openbsd): Express configuration using new fragment
12063 * configure: Rebuilt.
12064 * m88k/aout-dbx.h: New.
12065 * m88k/openbsd.h: New.
12066 * m88k/xm-openbsd.h: New.
12068 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12070 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
12072 2000-07-12 Richard Henderson <rth@cygnus.com>
12074 * reload.c (push_secondary_reload): Make sure to add the new
12075 reload at the end, after acquiring secondary memory.
12077 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12079 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
12081 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
12082 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
12084 * c-parse.in (stmt): Delete unused variables.
12086 * convert.c (convert_to_vector): Likewise.
12088 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
12090 * tree.c (finish_vector_type): Prototype.
12092 2000-07-12 Bruce Korb <bkorb@gnu.org>
12094 * fixinc/fixfixes.c: use xmalloc
12095 * fixinc/fixincl.c(initialize): set program name for xmalloc
12096 * fixinc/fixlib.c(must_malloc): obsolete
12097 (is_cxx_header): no longer used - disabled
12098 (skip_quote): inserted and disabled for future use
12099 * fixinc/fixlib.h: reflects above
12100 * fixinc/fixtests.c: removed dinkleberries
12102 2000-07-12 Neil Booth <NeilB@earthling.net>
12104 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
12105 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
12107 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
12108 struct toklist_dummy): New.
12109 (cpp_free_definition): Free macros with free_macro.
12110 (count_params): Don't save paramter spellings. Save macro
12111 information in a struct macro_info.
12112 (parse_define): Don't allocate a token list.
12113 (save_expansion): Allocate the macro's token list, and
12114 save parameter spellings if necessary. Use TOKEN_SPELL.
12115 (cpp_create_definition): Make list const.
12117 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
12119 * c-typeck.c (pedwarn_c99): Move to
12120 * c-errors.c: ... Here.
12121 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
12122 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
12123 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
12124 (c-errors.o): List dependency.
12126 2000-07-12 Mark Mitchell <mark@codesourcery.com>
12128 * c-parse.c: Remove.
12129 * c-parse.h: Likewise.
12130 * c-parse.y: Likewise.
12131 * objc/objc-parse.c: Likewise.
12132 * objc/objc-pasre.y: Likewise.
12134 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
12136 * gcc.texi: Fix minor typos
12137 * extend.texi: Fix minor typos
12139 2000-07-11 Marc Espie <espie@openbsd.org>
12141 * collect2.c (main): Recognize .lo as object files.
12143 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
12145 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
12148 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
12149 with MAP_ANONYMOUS and MAP_ANON.
12150 * configure, config.in: Rebuilt.
12152 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
12154 * diagnostic.c (save_output_state): Remove.
12155 (restore_output_state): Likewise.
12156 (clear_text_info): New function.
12157 (clear_diagnostic_info): Likewise.
12158 (output_text_length, is_starting_newline, output_prefix,
12159 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
12160 prefixing_policy, output_buffer_ptr_to_format_args): New macros
12161 (set_real_maximum_length, output_set_maximum_length,
12162 output_set_prefix, output_get_prefix, output_set_maximum_length,
12163 output_destroy_prefix, init_output_buffer,
12164 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
12165 output_add_newline, output_add_character, output_add_space,
12166 output_append_r, output_append, wrap_text, output_format,
12167 output_do_printf, output_printf, output_do_verbatim,
12168 output_verbatim, verbatim): Use them.
12169 (output_clear): Split into cleat_text_info and
12170 clear_diagnostic_info.
12171 (struct output_state): Move to...
12173 * diagnostic.h: ...Here
12174 (struct output_buffer): Adjust.
12176 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
12178 * cpplex.c (parse_name): No longer inline (premature optimization).
12179 (do_pop_context): Fold into pop_context.
12180 (pop_context): Returns int.
12181 (lex_next): Hoist test for end of directive into pop_context.
12182 (push_macro_context): Returns int; takes just reader and token.
12183 Hoist test for excessive nesting to caller.
12184 (push_arg_context): Returns void; takes just reader and token.
12185 Do not call stringify_arg or get_raw_token.
12186 (get_raw_token): Convert tail recursion through push_arg_context
12187 to a loop at this level. Call stringify_arg here if appropriate.
12188 (maybe_paste_with_next): Convert tail recursion to a while loop.
12189 Hoist test of paste_level to caller.
12191 (stringify_arg): Push arg context at beginning.
12192 (cpp_get_token): Split out core into _cpp_get_token. Call
12193 process_directive here. Throw away CPP_PLACEMARKER tokens.
12194 (_cpp_get_token): Convert tail recursion through
12195 push_macro_context to a loop at this level.
12196 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
12197 _cpp_get_raw_token): Use _cpp_get_token.
12198 (_cpp_skip_rest_of_line): Drop the context stack directly; do
12199 not call pop_context.
12200 (_cpp_run_directive): Call lex_next directly.
12202 * cpphash.h: Prototype _cpp_get_token.
12203 * cppexp.c (lex): Use it.
12204 * cpphash.c (parse_define): Use it.
12205 * cpplib.c (get_define_node, do_undef, parse_include,
12206 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
12207 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
12208 parse_ifdef, validate_else): Use it.
12209 (cpp_push_buffer): Tweak error message; abort if anyone tries
12210 to push a buffer while macro expansions are stacked.
12212 2000-07-11 Donn Terry <donnte@microsoft.com>
12214 * cpplex.c (free_macro_args, save_token): Cast arg of free
12215 and/or xrealloc to PTR.
12216 (_cpp_init_input_buffer): Clear all fields of the base context.
12218 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
12220 * gensupport.c (process_rtx): Make rtl checking stop
12221 complaining about the define_insn while it is being
12222 converted from a define_insn_and_split.
12224 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
12226 * config/mips/mips.c (simple_memory_operand): Access the
12227 INTVAL of the address, not it's containing MEM.
12229 2000-07-11 Bruce Korb <bkorb@gnu.org>
12231 * fixinc/fixtests.c(double_slash): obsolete
12232 (else_endif_label): likewise
12233 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
12234 (libc1_ifdefd_memx): correct initial comment
12235 and omit the #if/#endif pair from the memxxx declarations
12236 * fixinc/fixincl.x: regen
12238 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12240 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
12242 2000-07-11 Neil Booth <NeilB@earthling.net>
12244 * cpp.texi: Update.
12246 2000-07-11 Neil Booth <NeilB@earthling.net>
12248 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
12249 (handle_option): Set digraphs according to standard.
12250 Merge OPT_lang_c89 handler with OPT_std_c89.
12252 * cpplex.c: (lex_line, can_paste): Honour digraphs in
12253 accordance with the digraphs flag.
12255 * cpplib.h: (struct cpp_options): New option digraphs.
12257 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
12258 Bruce Korb <bkorb@gnu.org>
12260 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
12261 * fixinc/fixincl.x: Regenerate.
12262 * fixinc/tests/base/testing.h: Add testcase.
12264 2000-07-10 Richard Henderson <rth@cygnus.com>
12266 * config/ia64/ia64.c (got_symbolic_operand): New.
12267 (symbolic_operand, move_operand): Revert 0701 change.
12268 * config/ia64/ia64.h (PREDICATE_CODES): Update.
12269 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
12270 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
12271 split the offset into a 14-bit low part instead of a 13-bit low part.
12272 (load_fptr): Mark the mem as unchanging.
12273 (load_symptr): Use got_symbolic_operand.
12275 2000-07-10 Nick Clifton <nickc@cygnus.com>
12277 * libgcc2.c (next_stack_level): Cast result of computation to
12278 (void **) so that the assignment does not generate a warning.
12280 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
12282 * flags.h : Add new variable flag_single_precision_constant.
12283 * toplev.c (display_help) : Add -fsingle-precision-constant option.
12284 (flag_single_precision_constant): New.
12285 * c-lex.c (yylex): Convert floating point constant to single
12286 precision constant.
12287 * invoke.texi : Add documentation for this new option.
12289 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
12291 * diagnostic.c (output_octal): Second parameter is unsigned.
12292 (output_long_octal): Likewise.
12293 (output_hexadecimal): Likewise.
12294 (output_long_hexadecimal): Likewise.
12295 (output_format): Adjust arguments extraction. Tweak.
12296 (output_verbatim, verbatim): End variable argument list.
12297 (report_diagnostic): Improve documentation.
12299 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
12301 * c-common.h (build_stmt): Declare.
12302 (build_continue_stmt): Likewise.
12303 (build_break_stmt): Likewise.
12304 (build_return_stmt): Likewise.
12306 * c-decl.c (do_case): Rewrite to do what previously done in
12309 * c-semantics.c (build_stmt): Define.
12310 (build_return_stmt): Likewise.
12311 (build_break_stmt): Likewise.
12312 (build_continue_stmt): Likewise.
12313 (build_case_label): Likewise.
12315 * c-parse.in (BREAK): Change to build tree, then generate RTL.
12316 (CONTINUE): Likewise.
12317 (RETURN): Likewise.
12319 (DEFAULT): Likewise.
12321 * c-parse.y: Regenerate.
12322 * c-pasre.c: Likewise.
12324 2000-07-09 Jason Merrill <jason@redhat.com>
12326 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
12328 * tree.h (STRIP_NOPS): Check for error_mark_node.
12329 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
12330 (dwarf2out_*): Remove duplicate declarations.
12332 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
12333 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
12335 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
12337 * diagnostic.c (wrap_text): New function.
12338 (maybe_wrap_text): Likewise.
12339 (output_add_string): Use it.
12340 (output_format): Likewise.
12341 (count_error): Use verbatim instead of notice.
12342 (report_error_function): Likewise. Don't use plain fprintf.
12343 (finish_diagnostic): New function.
12344 (output_do_verbatim): Tweak. Commonalize functionalities in
12345 output_verbatim and verbatim.
12346 (output_verbatim): Adjust.
12347 (verbatim): Likewise.
12348 (report_diagnostic): Define.
12350 * diagnostic.h (report_diagnostic): Prototype.
12352 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
12354 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
12356 2000-07-09 Neil Booth <NeilB@earthling.net>
12358 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
12359 IShspace, ISspace: Update.
12361 * cppinit.c: ISTABLE: Update.
12364 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
12365 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
12366 (skip_block_comment, skip_line_comment, parse_string,
12367 lex_line): Use is_vspace rather than IS_NEWLINE.
12368 (skip_whitespace, lex_line): Clean up to use is_nvspace.
12369 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
12371 (lex_next): Unconditionally stop if within a directive.
12372 Treat directives within macro invocations as directives
12373 (after parse_args emits error), not as the argument.
12375 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
12377 * diagnostic.c (diagnostic_args): New macro.
12378 (diagnostic_msg): Likewise.
12379 (output_formatted_integer): Likewise.
12380 (output_state): New data type.
12381 (digit_buffer): Make global.
12382 (output_add_integer): Rename to output_decimal. Squeeze
12384 (output_long_decimal, output_unsigned_decimal,
12385 output_long_unsigned_decimal, output_octal, output_long_octal,
12386 output_hexadecimal, output_long_hexadecimal): New functions.
12387 (output_append_r): New function.
12388 (output_append): Tweak.
12389 (output_flush_on): Rename to output_to_stream.
12390 (output_format): Change prototype. Improve documentation. Handle
12391 more format specifiers.
12392 (build_location_prefix): Rename to context_as_prefix.
12393 (output_notice): Rename to output_do_printf.
12394 (output_printf): Tweak.
12395 (line_wrapper_printf): Likewise.
12396 (vline_wrapper_message_with_location): Adjust call to renamed
12398 (v_message_with_decl): Likewise.
12399 (default_print_error_function): Likewise.
12400 (save_output_state): New function.
12401 (restore_output_state): Likewise.
12402 (output_do_verbatim): Likewise.
12403 (output_verbatim): Define.
12404 (verbatim): Likewise.
12406 * diagnostic.h (printer_fn): Change return type from void to int.
12407 Improve documentation.
12408 (output_add_integer): Rename to output_decimal.
12409 (output_flush_on, output_format): Don't export.
12410 (output_verbatim, verbatim): Declare.
12412 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
12414 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
12415 Check whether c divides op1 exactly if operation is not
12418 2000-07-08 Richard Henderson <rth@cygnus.com>
12420 * final.c (final): Do not abort when reg-stack introduces
12423 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
12425 * cpplib.h (struct cpp_name): Now struct cpp_string.
12426 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
12427 CPP_HEADER_NAME): Change to type S.
12428 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
12429 field, a cpp_hashnode *. All references to val.name updated
12430 to use val.str or val.node as appropriate.
12431 (struct cpp_reader): Add spec_nodes field.
12432 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
12434 * cpphash.h (struct spec_nodes): New.
12435 (enum spell_type): Reorder. Only SPELL_STRING tokens use
12436 val.str. All references to 'spelling > SPELL_NONE' updated to
12439 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
12440 pfile->buffer->inc are not NULL before dereferencing them.
12442 * cpplex.c (parse_name): Take a pointer to the current token,
12443 plus current position and limit as args; return the new
12444 position; don't copy the text of a name into the string
12445 buffer, instead call cpp_lookup and store the node pointer.
12446 If extending a token, copy out the text of the old into a
12447 scratch buffer, append the new, look that up and store the new
12448 node pointer. Inline.
12449 (maybe_paste_with_next): If the result of paste is a NAME,
12450 then look up the pasted text and store its node pointer.
12451 (lex_line): Adjust for new parse_name interface.
12452 Check for L"str", L'str' using spec_nodes->n_L.
12453 (spell_token): SPELL_IDENT tokens have their spelling in
12454 val.node->name. Handle SPELL_STRING tokens that don't have
12456 (_cpp_expand_name_space,
12457 (can_paste): Check for L ## "str" using spec_nodes->n_L.
12458 (cpp_get_token, special_symbol): No need to call cpp_lookup.
12459 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
12460 return 1=equal 0=not, not a tristate.
12462 * cpphash.c (var_args_str): Delete.
12463 (find_param): Compare node fields directly.
12464 (is__va_args__): Use CPP_PEDANTIC. Just compare
12465 token->val.node with spec_nodes->n__VA_ARGS__.
12466 (dump_funlike_macro): Don't use var_args_str.
12468 * cpplib.c (_cpp_check_directive): Just walk through
12469 spec_nodes->dirs comparing pointers.
12470 (get_define_node, do_pragma_poison, detect_if_not_defined,
12471 parse_ifdef): The identifier has already been looked up.
12472 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
12474 (do_if): Only call detect_if_not_defined at beginning of file.
12475 (_cpp_parse_assertion): Only copy string pointers for
12476 SPELL_STRING tokens.
12477 (pragma_dispatch): Take a node pointer and examine its name
12479 (_cpp_init_stacks): Also initialize the spec_nodes structure.
12481 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
12483 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
12484 reverse order from the corresponding _cpp_init_* routines.
12486 * cppexp.c (parse_number, parse_charconst, parse_defined,
12487 lex): Check val.node->type instead of calling cpp_defined.
12488 Use spec_nodes entries where appropriate.
12490 * fix-header.c, scan-decls.c: Update for interface changes.
12492 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
12494 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
12495 emitting aux_truncdfsf2.
12497 2000-07-03 Donn Terry (donnte@microsoft.com)
12499 * cppinit.c (print_help): split overlong line into ISO C89
12502 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
12504 * cppexp.c: Update all code for new lexer interface.
12505 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
12506 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
12507 * cpplex.c (token_names): Trim leading CPP_ from names; make
12508 the strings unsigned.
12509 (_cpp_spell_operator): New.
12510 (is_macro_disabled): Disable all macros if rescanning
12512 (_cpp_get_directive_token): Remove.
12514 * cppinit.c: Don't set no_macro_expand.
12515 * cpplib.c (read_line_number, do_line): Check only for EOF,
12517 * cpphash.h: Update prototypes.
12518 * cpplib.h (CPP_VSPACE): Remove.
12519 (struct cpp_reader): Remove no_macro_expand.
12521 2000-07-08 Neil Booth <NeilB@earthling.net>
12523 * cpphash.c (is__va_args__): New function.
12524 (count_params): Fix line reported in error messages. Use
12525 is__va_args__. Don't return ')' on error. Flag GNU style
12526 rest args macro definitions.
12527 (parse_define): Check macro name is not __VA_ARGS__.
12528 (save_expansion): Check identifier in non-varargs-macro is
12529 not __VA_ARGS__. Don't flag GNU_VARARGS.
12530 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
12531 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
12532 than per-token GNU_VARARGS.
12533 * cpplib.h (GNU_VARARGS): Remove.
12534 (GNU_REST_ARGS): New.
12536 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
12538 * i386.md (call_pop, call, call_value_pop): Do not set
12539 current_function_uses_pic_offset_table for calls to static
12540 functions or indirect calls.
12542 2000-07-07 Jim Wilson <wilson@cygnus.com>
12544 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
12545 is_predicate_reg, then take max write_count of register pair.
12547 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12549 * tradcpp.c (main): Rename label `include' to `add_include' to
12550 avoid conflicts with variable `include' in traditional C.
12552 2000-07-07 Jakub Jelinek <jakub@redhat.com>
12554 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
12556 2000-07-07 Jakub Jelinek <jakub@redhat.com>
12558 * sibcall.c (uses_addressof): Add INMEM argument, check for
12559 current_function_internal_arg_pointer outside of MEM rtxs in addition
12561 (sequence_uses_addressof): Update caller.
12563 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
12565 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
12568 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12570 * system.h (UNION_INIT_ZERO): New macro for initializing union
12571 members in structs.
12573 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
12575 2000-07-07 Neil Booth <NeilB@earthling.net>
12577 * cpp.texi: Update.
12579 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
12581 * final.c (final): Detect out of bounds array access to
12582 the insn_lengths array.
12584 2000-07-07 Kazu Hirata <kazu@hxi.com>
12586 * fold-const.c (fold): Fix a comment typo.
12588 2000-07-07 Neil Booth <NeilB@earthling.net>
12590 * cpp.texi: Update to new lexer.
12592 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
12594 * tradcpp.c: New file.
12595 * tradcif.y: New file.
12596 * tradcif.c: New generated file.
12598 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
12599 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
12600 dependencies of C. Install tradcpp from install-common, in
12603 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
12605 * cppinit.c: Include cppdefault.h. Refer to
12606 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
12607 to GCC_INCLUDE_DIR and its length.
12608 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
12609 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
12610 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
12612 (include_defaults_array): Move to cppdefault.c.
12614 * cppdefault.h: New file.
12615 * cppdefault.c: New file.
12617 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
12618 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
12619 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
12622 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12624 * reload.c (push_reload): When seeing if can reuse a register,
12625 check extra registers against widest of INMODE and OUTMODE.
12627 2000-07-06 Neil Booth <NeilB@earthling.net>
12629 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
12630 based on full length of predicate.
12632 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
12634 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
12635 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
12637 2000-07-05 Kazu Hirata <kazu@hxi.com>
12639 * h8300-proto.h: Fix formatting.
12640 * h8300.c: Likewise.
12641 * h8300.h: Likewise.
12643 2000-07-05 Jim Wilson <wilson@cygnus.com>
12645 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
12648 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
12650 * invoke.texi: Fix minor typos
12651 * md.texi: Fix minor typos
12653 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
12655 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
12657 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
12659 * cpplex.c: Don't include sys/mman.h.
12660 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
12662 * cpplib.c: Include sys/mman.h and obstack.h.
12663 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
12665 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
12666 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
12667 bother freeing if stack entries (they will be freed with their buffer).
12668 (do_endif): Free if stack entries from the buffer obstack.
12669 (push_conditional): Allocate if stack entries from the buffer obstack.
12671 (find_answer): Rename to _cpp_find_answer.
12672 (do_assert, do_unassert): Update.
12674 * cpphash.h: Update prototypes.
12675 (xobnew): New convenience macro.
12676 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
12678 (struct cpp_hashnode): Remove disabled field.
12680 * cppinit.c: Don't include hashtab.h or splay-tree.h.
12681 (report_missing_guard): Moved to cppfiles.c.
12682 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
12684 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
12685 cpp_cleanup_includes. Don't destroy hashtab or
12686 all_include_files here.
12687 (cpp_finish): Use _cpp_report_missing_guards.
12689 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
12690 (_cpp_init_include_table): Rename _cpp_init_includes.
12691 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
12693 * cppexp.c (parse_assertion): Update for new name of
12696 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
12698 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
12700 * cpplib.c (do_ident): s/VSPACE/EOF/
12702 2000-07-05 Neil Booth <NeilB@earthling.net>
12704 * cpplex.c: Fix trigraph replacement within strings.
12706 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12708 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
12710 * xcoffout.c (assign_type_number): Constify.
12711 (xcoffout_source_file): Add static prototype. Don't needlessly
12712 cast away const-ness.
12714 2000-07-04 Jason Merrill <jason@redhat.com>
12716 * frame.h (frame_state): Move base_offset to end.
12718 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
12720 * calls.c (emit_library_call_value_1): Revert previous change.
12722 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
12724 * fix-header.c (struct partial_proto): Remove unnecessary fields.
12725 (recognized_extern, recognized_function, read_scan_file):
12726 Update for new scheme.
12727 (check_protection): It's still a multiple include guard even
12728 if it doesn't always trigger.
12729 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
12731 * scan.h: Declare struct cpp_token. Update prototypes.
12733 2000-07-03 Neil Booth <neilb@earthling.net>
12734 Zack Weinberg <zack@wolery.cumb.org>
12736 Complete overhaul of the lexer and macro expander.
12738 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
12739 arg, arglist, argdata, reflist, collect_objlike_expansion,
12740 collect_funlike_expansion, collect_params,
12741 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
12742 unsafe_chars, macarg, compare_defs, special_symbol,
12743 scan_arguments, stringify, funlike_macroexpand,
12744 _cpp_quote_string, monthnames): Delete.
12745 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
12746 _cpp_create_definition, _cpp_dump_definition,
12747 dump_hash_helper): Adjust.
12748 (find_param, count_params, parse_define, var_args_str,
12749 check_macro_redefinition, save_expansion): New.
12751 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
12752 parse_string, output_line_command, trigraph_replace,
12753 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
12754 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
12755 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
12756 _cpp_skip_rest_of_line): Modify.
12758 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
12759 find_position, null_warning, bump_column, expand_name_space,
12760 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
12761 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
12762 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
12763 _cpp_prescan): Delete.
12765 (dump_param_spelling, process_directive, lex_next,
12766 is_macro_disabled, stringify_arg, expand_context_stack,
12767 output_token, make_string_token, alloc_number_token,
12768 special_symbol, duplicate_token, maybe_paste_with_next,
12769 can_paste, prevent_macro_expansion, restore_macro_expansion,
12770 get_temp_token, release_temp_tokens, quote_string,
12771 token_names, token_spellings, _cpp_expand_name_space,
12772 _cpp_glue_header_name, _cpp_reserve_name_space,
12773 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
12774 placemarker_token, eof_token, cpp_context, macro_args,
12775 get_raw_token, parse_arg, parse_args, save_token,
12776 push_arg_context, push_macro_context, pop_context,
12777 do_pop_context, free_macro_args, _cpp_get_line,
12778 _cpp_run_directive): New.
12780 * cpplib.c (validate_else, parse_include, push_conditional,
12781 pass_thru_directive, read_line_number, parse_ifdef,
12782 detect_if_not_defined, _cpp_check_directive, do_define,
12783 do_undef, do_include, do_import, do_include_next, do_error,
12784 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
12785 top_pragmas, do_pragma_gcc, do_pragma_implementation,
12786 do_pragma_poison, do_pragma_system_header,
12787 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
12788 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
12789 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
12790 cpp_defined): Update for new scheme.
12791 (strtoul_for_line, get_define_node, dump_macro_name,
12792 _cpp_check_linemarker, _cpp_parse_assertion): New.
12793 (_cpp_handle_directive, do_pragma_default): Delete.
12795 * cpphash.h (struct predicate): Now struct answer.
12796 (enum spell_type, struct token_spelling, struct directive,
12797 directive_handler): New.
12798 Update prototypes. Remove unused macros.
12799 * cpplib.h: Update prototypes. Remove unused macros,
12800 structure definitions, and fields.
12802 * cpperror.c (print_containing_files, v_message): Adjust.
12803 * cppexp.c (parse_assertion, lex, parse_escape,
12804 _cpp_parse_expr): Adjust.
12805 * cppfiles.c (open_include_file, _cpp_execute_include,
12806 _cpp_compare_file_date, cpp_read_file, read_include_file):
12808 * cppinit.c (dump_special_to_buffer): Delete.
12809 (append_include_chain, merge_include_chains, cpp_reader_init,
12810 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
12811 cpp_finish, handle_option, print_help): Adjust.
12812 * cppmain.c (main): Adjust.
12814 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
12816 * cppspec.c (lang_specific_driver): Use double quotes in error
12819 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
12821 * calls.c (emit_library_call_value_1): Use valreg instead
12822 of hard_libcall_value.
12824 2000-07-03 Geoff Keating <geoffk@cygnus.com>
12826 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
12827 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
12828 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
12836 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
12837 mode instead of wider_mode is being used.
12839 2000-07-03 Jakub Jelinek <jakub@redhat.com>
12841 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
12842 of 'r'. Use q_regs_operand.
12843 (andsi_1+2): Use q_regs_operand.
12845 2000-07-03 Jakub Jelinek <jakub@redhat.com>
12847 * builtins.c (get_memory_rtx): Always put into alias set 0.
12849 2000-07-03 Nick Clifton <nickc@cygnus.com>
12851 * config/arm/arm.md: Fix post increment and pre increment
12852 peepholes so that they do not generate UNPREDICATBLE opcodes.
12853 (ie ones where the increment clobbers the source/destination).
12855 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
12857 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
12858 change too big for -mtiny-stack" a warning, if larger than 63.
12859 (out_set_stack_ptr): Change the logic so -mno-interrupts is
12860 always safe to use on possible future devices.
12861 (function_prologue): Write SPH before SPL, for consistency.
12862 If interrupt_func_p true, we know we have enabled interrupts.
12863 (avr_num_arg_regs): New function. Round up to even number of
12864 bytes if no -mpack-args or if calling a libgcc function.
12865 (function_arg, function_arg_advance): Use it.
12866 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
12867 Output "movw" if available.
12868 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
12869 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
12870 (asm_output_section_name): Add blanks for consistent output.
12871 (encode_section_info): Set TREE_READONLY for progmem data to
12872 avoid gas warnings about changed section attributes.
12873 (avr_hard_regno_mode_ok): Force non-QImode data to start in
12874 even numbered registers on devices with "movw".
12875 * config/avr/avr.h (MASK_*): Define bits for target_flags.
12876 (TARGET_SWITCHES): Mark help strings for translation.
12877 Add new -mpack-args and -menhanced switches.
12878 (TARGET_OPTIONS): Mark help strings for translation.
12879 (progmem_section): Add section attributes.
12880 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
12881 Output "movw" if available.
12882 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
12884 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
12885 call convention (arguments aligned on even registers).
12886 (_cleanup, _exit): Make weak symbols libc can override.
12888 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12890 * fp-bit.h: New file.
12892 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
12893 Comment #endif statements.
12894 (__thenan_sf, __thenan_df): Add missing braces around initializer.
12896 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
12898 * gcse.c (compute_pre_data): Compute ae_kill using other local
12899 properties instead of calling compute_ae_kill.
12901 * alias.c (init_alias_analysis): Do not call
12902 prologue_epilogue_contains until after reload has completed.
12904 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
12906 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
12907 (genrtl_finish_compound_stmt): Likewise.
12908 (genrtl_compound_stmt): Change to return void.
12910 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
12911 move code from here to ...
12912 (genrtl_compound_stmt): ... here.
12913 (genrtl_finish_compound_stmt): Remove.
12914 (expand_stmt): Add comment.
12916 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
12918 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
12921 2000-07-02 Jakub Jelinek <jakub@redhat.com>
12923 * cpplib.h (struct cpp_reader): New field include_depth.
12924 (struct cpp_printer): Rename last_bsd to last_id.
12925 * cppfiles.c (read_include_file): Bump include_depth.
12926 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
12927 (output_line_command): Output correct #line if a header
12928 is including itself and is not protected against multiple inclusion.
12929 Use include_depth instead of buffer_stack_depth, last_id instead of
12931 * cppinit.c (cpp_start_read): Initialize last_id instead of
12934 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
12936 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
12937 (c-semantics.o): New target.
12939 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
12940 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
12941 (genrtl_clear_out_block): Likewise.
12942 (genrtl_goto_stmt): Likewise.
12943 (genrtl_expr_stmt): Likewise.
12944 (genrtl_decl_stmt): Likewise.
12945 (genrtl_if_stmt): Likewise.
12946 (genrtl_while_stmt): Likewise.
12947 (genrtl_do_stmt): Likewise.
12948 (genrtl_return_stmt): Likewise.
12949 (genrtl_for_stmt): Likewise.
12950 (genrtl_break_stmt): Likewise.
12951 (genrtl_continue_stmt): Likewise.
12952 (genrtl_scope_stmt): Likewise.
12953 (genrtl_switch_stmt): Likewise.
12954 (genrtl_case_label): Likewise.
12955 (genrtl_begin_compound_stmt): Likewise.
12956 (gerntl_finish_compound_stmt): Likewise.
12957 (genrtl_compound_stmt): Likewise.
12958 (genrtl_asm_stmt): Likewise.
12959 (genrtl_decl_cleanup): Likewise.
12960 (DECL_ANON_UNION_ELEMS): Likewise.
12961 (emit_local_var): Likewise.
12962 (make_rtl_for_local_static): Likewise.
12963 (expand_cond): Likewise.
12964 (expand_stmt): Likewise.
12965 (c_expand_return): Likewise.
12966 (c_expand_start_case): Likewise.
12967 (do_case): Likewise.
12968 (COMPOUND_STMT_NO_SCOPE): Likewise.
12969 (c_expand_asm_operands): Likewise.
12970 (NEW_FOR_SCOPE_P): New macro.
12971 (expand_expr_stmt_fn): New type.
12973 (set_current_function_name_declared): Likewise.
12974 (current_function_name_declared): Likewise.
12975 (lang_expand_stmt): Likewise.
12976 (stmts_are_full_exprs_p): Likewise.
12977 (anon_aggr_type_p): Likewise.
12978 (lang_expand_expr_stmt): Likewise.
12979 (build_case_label): Likewise.
12981 * c-decl.c (lang_expand_expr_stmt): Initialize.
12982 (stmts_are_full_exprs_p): Define.
12983 (current_function_name_declared): Likewise.
12984 (do_case): Likewise.
12985 (lang_expand_stmt): Likewise.
12986 (set_current_function_name_declared): Likewise.
12987 (anon_aggr_type_p): Likewise.
12989 * c-semantics.c: New file.
12990 (expand_cond): Moved from cp/semantics.c.
12991 (genrtl_do_pushlevel): Likewise.
12992 (genrtl_clear_out_block): Likewise.
12993 (genrtl_goto_stmt): Likewise.
12994 (genrtl_expr_stmt): Likewise.
12995 (genrtl_decl_stmt): Likewise.
12996 (genrtl_if_stmt): Likewise.
12997 (genrtl_while_stmt): Likewise.
12998 (genrtl_do_stmt): Likewise.
12999 (genrtl_return_stmt): Likewise.
13000 (genrtl_for_stmt): Likewise.
13001 (genrtl_break_stmt): Likewise.
13002 (genrtl_continue_stmt): Likewise.
13003 (genrtl_scope_stmt): Likewise.
13004 (genrtl_switch_stmt): Likewise.
13005 (genrtl_case_label): Likewise.
13006 (genrtl_begin_compound_stmt): Likewise.
13007 (genrtl_finish_compound_stmt): Likewise.
13008 (genrtl_compound_stmt): Likewise.
13009 (genrtl_asm_stmt): Likewise.
13010 (genrtl_decl_cleanup): Likewise.
13011 (make_rtl_for_local_static): Moved from cp/decl.c.
13012 (emit_local_var): Likewise.
13013 (expand_stmt): Define.
13015 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
13016 (c_expand_return): Likewise.
13017 (c_expand_start_case): Likewise.
13019 2000-07-01 Richard Henderson <rth@cygnus.com>
13021 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
13022 with the low 13 bits set.
13023 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
13024 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
13025 of the low 13 bits into a CONST plus an adddi3.
13026 (load_symptr): Set RTX_UNCHANGING_P.
13028 See ChangeLog.3 for earlier changes.