1 2000-11-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3 * function.h (emit_status): Delete member regno_pointer_flag and
4 rename regno_pointer_flag_length to regno_pointer_align_length.
5 Delete define for REGNO_POINTER_FLAG.
6 * integrate.h (inline_remap): Delete member regno_pointer_flag.
7 Add member x_regno_reg_rtx.
8 * rtl.h (rtx_def): Use frame_related bit to indicate register is
9 a pointer in REG expressions. Define REG_POINTER macro.
10 * alias.c (find_base_value, find_base_term): Use REG_POINTER
11 instead of REGNO_POINTER_FLAG.
12 * combine.c (nonzero_bits, num_sign_bit_copies): Likewise.
13 * emit-rtl.c (gen_reg_rtx): Use regno_pointer_align_length instead
14 of regno_pointer_flag_length. Remove code which refers to
16 (mark_reg_pointer): Use REG_POINTER.
17 (free_emit_status): Remove code which refers to regno_pointer_flag.
18 (init_emit, mark_emit_status): Likewise.
19 * flow.c (dump_flow_info): Likewise.
20 * function.c (preserve_temp_slots): Likewise.
21 * integrate.c (expand_inline_function, copy_rtx_and_substitute):
22 Use x_regno_reg_rtx instead of regno_pointer_flag for function
23 pointer determination in map.
24 * loop.c (strength_reduce, maybe_eliminate_biv_1): Use REG_POINTER.
25 * predict.c (estimate_probability): Likewise.
26 * regclass.c (record_address_regs, reg_scan_mark_refs): Likewise.
27 * unroll.c (unroll_loop): Use x_regno_reg_rtx instead of
28 regno_pointer_flag for function pointer determination in map.
29 * convex.h (RTX_COSTS): Don't test regno_pointer_flag and use
31 * pa.c (hppa_legitimize_address, emit_move_sequence, basereg_operand):
33 (restore_unscaled_index_insn_codes): Revise comment.
35 * expr.c (do_compare_and_jump): Add missing TYPE_MODE in statement.
37 2000-11-30 Joseph S. Myers <jsm28@cam.ac.uk>
39 * extend.texi: Update documentation for attributes.
41 2000-11-29 David O'Brien <obrien@FreeBSD.org>
43 * config/alpha/elf.h (IDENT_ASM_OP): Protect the #define.
44 (ASM_DECLARE_OBJECT_NAME): Same.
46 (ASM_FINISH_DECLARE_OBJECT): Same.
47 (ASM_IDENTIFY_GCC): Same.
48 (ASM_IDENTIFY_LANGUAGE): Same.
49 (ASM_OUTPUT_CONSTRUCTOR): Same.
50 (ASM_OUTPUT_DEF): Same.
51 (ASM_OUTPUT_DESTRUCTOR): Same.
52 (ASM_OUTPUT_EXTERNAL_LIBCALL): Same.
53 (ASM_OUTPUT_SECTION_NAME): Same.
54 (ASM_WEAKEN_LABEL): Same.
55 (BSS_SECTION_ASM_OP): Same.
56 (COMMON_ASM_OP): Same.
57 (CONST_SECTION_ASM_OP): Same.
58 (CONST_SECTION_FUNCTION): Same.
59 (CTORS_SECTION_ASM_OP): Same.
60 (DTORS_SECTION_ASM_OP): Same.
62 (FINI_SECTION_ASM_OP): Same.
65 (INIT_SECTION_ASM_OP): Same.
67 (MAX_OFILE_ALIGNMENT): Same.
68 (SBSS_SECTION_ASM_OP): Same.
69 (SDATA_SECTION_ASM_OP): Same.
70 (SECTION_FUNCTION_TEMPLATE): Same.
71 (SELECT_SECTION): Same.
72 (SE_CONST_SECTION): Same.
75 (STRING_ASM_OP): Same.
78 (TYPE_OPERAND_FMT): Same.
80 2000-11-29 Neil Booth <neilb@earthling.net>
82 * c-decl.c (c_decode_option): Don't handle -lang-objc.
83 * objc/lang-options.h: Remove -lang-objc.
84 * objc/lang-specs.h: Don't pass -lang-objc to cc1obj.
85 * objc/objc-act.c (lang_init_options): Set c_language.
87 2000-11-29 Jakub Jelinek <jakub@redhat.com>
89 * expr.c (can_store_by_pieces): Reinitialize max_size for reverse
92 2000-11-29 Neil Booth <neilb@earthling.net>
94 * c-pragma.c (init_pragma): Update for parse_in type change.
96 2000-11-29 Laurynas Biveinis <lauras@softhome.net>
98 * configure.in: recognize DOS-style absolute paths.
100 2000-11-29 Jakub Jelinek <jakub@redhat.com>
102 * expr.h (store_by_pieces): Add prototype.
103 (can_store_by_pieces): Likewise.
104 * expr.c (struct store_by_pieces): Renamed from clear_by_pieces.
105 (can_store_by_pieces): New.
106 (store_by_pieces): New.
107 (clear_by_pieces): New.
108 (clear_by_pieces_1): New.
109 (store_by_pieces_1): Renamed from clear_by_pieces, handle storing
110 arbitrary compiler generated constants into memory block.
111 (store_by_pieces_2): Renamed from clear_by_pieces_1, likewise.
112 * builtins.c (c_readstr): New.
113 (builtin_memcpy_read_str): New.
114 (expand_builtin_memcpy): If src is string constant and
115 emit_block_move would move it by pieces, compute integer constants
116 from the string and store it into memory block instead.
117 (builtin_strncpy_read_str): New.
118 (expand_builtin_strncpy): If N is not constant zero and c_strlen does
119 not return INTEGER_CST, don't optimize.
120 If N is larger than strlen(src) + 1, try to copy the string
121 including padding with store_by_pieces.
122 (expand_builtin_strcmp): If both arguments have side effects, don't
124 (expand_builtin_fputs): If STR has side effects, don't optimize.
126 2000-11-29 Richard Earnshaw <rearnsha@arm.com>
128 * arm.md (sibcall, sibcall_value, sibcall_insn, sibcall_value_insn):
129 Add use of link register.
131 2000-11-29 Joseph S. Myers <jsm28@cam.ac.uk>
133 * extend.texi: Update documentation for default format attributes.
135 Tue Nov 28 21:56:45 2000 Jeffrey A Law (law@cygnus.com)
137 * pa/pa-64.h (ASM_OUTPUT_SECTION_NAME): Use a hash table, not
138 a list, to keep track of the sections.
140 2000-11-28 Nick Clifton <nickc@redhat.com>
142 * config/arm/arm.md (pic_load_addr): Split into
143 pic_load_addr_arm and pic_load_addr_thumb.
145 * config/arm/arm.c (legitimize_pic_address): Generate either
146 ARM or Thumb versions of pic_load_addr.
147 (arm_finalize_pic): Generate either ARM or Thumb versions of
150 2000-11-28 Richard Henderson <rth@redhat.com>
152 * calls.c (expand_call): Defer const/pure NO_DEFER_POP until
153 after sibcall do_pending_stack_adjust.
155 Wed Nov 29 00:08:23 2000 J"orn Rennecke <amylaar@redhat.com>
157 * jump.c (delete_insn): Check that REG_LABEL note actually contains
160 2000-11-28 Neil Booth <neilb@earthling.net>
162 * c-common.h: Remove flag_digraphs.
163 * c-decl.c: Remove flag_digraphs.
164 (c_decode_option): Don't set it.
165 * c-lex.c (init_c_lex): Don't do anything for digraphs.
167 2000-11-28 Richard Henderson <rth@redhat.com>
169 * c-parse.in (finish_parse): Update for parse_in type change.
172 2000-11-28 Neil Booth <neilb@earthling.net>
174 * cppmacro.c (cpp_scan_buffer_nooutput): Take a boolean
175 indicating whether to scan all buffers on the stack or
177 * cppinit.c (do_includes): Update.
178 * cppmain.c (main): Update.
179 * cpplib.h: Update prototype.
181 2000-11-28 Richard Henderson <rth@redhat.com>
183 * genoutput.c (validate_insn_operands): New.
186 * config/alpha/alpha.md (divmodsi_internal): Renumber operands.
187 (divmoddi_internal): Likewise.
188 * config/arm/arm.md (andsi3_compare0_scratch): Likewise.
189 * config/i960/i960.md (branch patterns): Likewise.
190 * config/ia64/ia64.md (tbit_and_0): Likewise.
191 (tbit_and_1, tbit_or_0, tbit_or_1): Likewise.
192 * config/m68k/m68k.md (zero_extract memory patterns): Likewise.
193 * config/mips/mips.md (divmodsi4_internal): Likewise.
194 (divmoddi4_internal): Likewise.
195 * config/rs6000/rs6000.md (call patterns): Likewise.
196 * config/sh/sh.md (movsi_y): Likewise.
197 * config/sparc/sparc.md: Comment out if 0 v8p shift pattern.
199 2000-11-28 Richard Henderson <rth@redhat.com>
201 * config.gcc: Kill residual pyramid support.
203 2000-11-28 Neil Booth <neilb@earthling.net>
205 * c-lex.h (parse_in): Change parse_in to a cpp_reader *.
206 * c-decl.c (c_decode_option): Update to match.
207 * c-lex.c (init_c_lex, yyparse): Update to match.
208 * c-lang.c (lang_init_options): Use cpp_create_reader.
209 * cppinit.c (cpp_init): Rename initialize.
210 (cpp_reader_init): Rename cpp_create_reader. Create the
211 reader. Initialize cpplib if appropriate.
212 * cpplib.h (cpp_create_reader) New prototype.
213 (cpp_init, cpp_reader_init): Delete prototypes.
214 * cppmain.c (general_init, setup_callbacks): New functions.
216 * fix-header.c (scan_in): Change type to cpp_reader *.
217 (read_scan_file): Update for new cpplib interface and scan_in type.
219 * cp/decl.c (parse_in): Change to cpp_reader *.
220 (lang_decode_option): Update.
221 * cp/lex.c (lang_init_options): Use new cpplib interface.
222 (init_cp_pragma, finish_parse, handle_pragma_implementation): Update.
223 * cp/spew.c (read_token): Update.
224 * objc/objc-act.c (lang_init_options): Update new cpplib interface.
226 2000-11-28 Jakub Jelinek <jakub@redhat.com>
228 * loop.c (load_mems): Avoid using next_label to find end_label. If
229 jumping outside of the loop (other than loop end), don't hoist MEMs
232 2000-11-28 Jan Hubicka <jh@suse.cz>
234 * calls.c (expand_call): Don't disable tail recursion based
237 2000-11-28 Neil Booth <neilb@earthling.net>
239 * tradcpp.c (enum node_type): New hash types T_ASSERT, T_UNASSERT.
240 (struct directive): Drop 4th argument from handlers.
241 (do_define, do_line, do_include, do_undef, do_else, do_elif,
242 do_endif): Similarly.
243 (do_assert, do_unassert, do_ifdef, do_ifndef): New handlers.
244 (do_ifxdef): Update as common handler of do_ifdef and do_ifndef.
245 (make_definition, make_undef): Take a const char*.
246 (make_assertion): New function.
247 (struct directive_table): Update.
248 (main): Handle -A command line argument.
249 (handle_directive): Drop fourth handler argument.
251 2000-11-28 Bernd Schmidt <bernds@redhat.co.uk>
253 * simplify-rtx.c (cselib_record_sets): Ignore sets whose destination
254 is anything but REG or MEM, but look inside STRICT_LOW_PART.
256 Tue Nov 28 09:53:50 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
258 * system.h (IS_DIR_SEPARATOR): Use uppercase macro name.
259 (IS_ABSOLUTE_PATHNAME): New macro.
260 * gcc.c (find_a_file, process_command, do_spec_1, main): Use it.
262 2000-11-28 Jakub Jelinek <jakub@redhat.com>
264 * config/i386/i386.md (truncxfsf2_2): Fix predicate.
266 2000-11-27 Jim Wilson <wilson@redhat.com>
268 * reload1.c (reload): Use HOST_WIDE_INT for old_frame_size.
270 2000-11-27 Matthias Klose <doko@cs.tu-berlin.de>
272 * extend.texi (Nested Functions): Update URL of Usenix paper.
274 2000-11-27 Mark Mitchell <mark@codesourcery.com>
276 * function.c (free_after_compilation): Clear x_clobber_return_insn.
278 2000-11-27 Neil Booth <neilb@earthling.net>
280 * cppinit.c (cpp_reader_init): Remove handling of warn_paste
281 command line options.
282 (cpp_handle_option): Similarly.
283 * cpplib.h (struct cpp_options): Remove warn_paste.
284 * cppmacro.c (paste_tokens): Apart from assembler, make
285 unpasteable token warning mandatory.
287 2000-11-27 Neil Booth <neilb@earthling.net>
289 * tradcpp.c (enum pending_dir_t, struct pending_dir): New.
290 (main): Allocate a pending directive set of these. Use it.
291 Merge handling of -D and -U. Update handling of pending
292 directives. Free the memory after use.
294 2000-11-27 Bernd Schmidt <bernds@redhat.co.uk>
296 * flow.c (entry_exit_blocks): Add entry for cond_local_set.
297 (struct propagate_block_info): Add new member cond_local_set.
298 (propagate_block): Accept new arg cond_local_set. All callers
300 (init_propagate_block_info): Likewise.
301 (calculate_global_regs_live): Allocate & free cond_local_set. Always
302 rescan if there's overlap between cond_local_set and new_live_at_end.
303 (mark_set_1): Set bits either in cond_local_set or local_set, as
305 * basic-block.h (struct basic_block_def): New field cond_local_set.
306 (propagate_block, init_propagate_block_info): Update prototypes.
308 Mon Nov 27 17:29:44 2000 kaz Kojima <kkojima@rr.iij4u.or.jp>
310 * gcc/config/sh/sh.md (udivsi3_i4, udivsi3_i4_single): Clobber
313 2000-11-27 Richard Earnshaw <rearnsha@arm.com>
315 * arm.c (select_dominance_cc_mode): Handle new way that combine
316 canonicalizes conditional compares.
317 (arm_select_cc_mode): Likewise.
318 * arm.md: Garbage collect some dead code.
319 (cmp_and, cmp_ior): New patterns.
320 (splitter for conditional move with inverted false): Use cond_exec
321 and handle unordered comparisons.
323 Mon Nov 27 17:22:56 MET 2000 Jan Hubicka <jh@suse.cz>
325 * i386.c (ix86_force_to_memory, ix86_free_from_memory): New.
326 * i386-protos.h (ix86_force_to_memory, ix86_free_from_memory): Declare
327 * i386.md (float?i?f, int/fp operations): Rewrite spliters to use
328 ix86_force_to_memory and ix86_free_from_memory.
330 2000-11-27 Richard Earnshaw <rearnsha@arm.com>
332 * arm.md (arm_adddi3, adddi_sesidi_di, adddi_zesidi_di, arm_addsi3,
333 arm_subsi3_insn, anddi_zesidi_di, arm_andsi3_insn, anddi_notdi_di,
334 anddi_notzesidi_di, anddi_notsesidi_di, arm_iorsi3,
335 one_cmpldi2): Merge with splitters to create define_insn_and_split
336 patterns. Remove redundant splits.
337 (peephole2 for add:SI of invalid immediate): New.
338 (peephole2 for minus:SI of invalid immediate): New.
339 (peephole2 for ior:SI of invalid immediate): New.
340 (peephole for merge of move and compare): Convert ot peephole2.
341 (addsf3, adddf3): Mark as commutative.
343 * arm.md (thumb peephole for merging stack adjustments): Convert to
346 2000-11-27 Bernd Schmidt <bernds@redhat.co.uk>
348 * haifa-sched.c (print_pattern): Prettier output for COND_EXEC.
350 * reload1.c (reload_cse_simplify_set): Pass down mode to cselib_lookup.
351 (reload_cse_simplify_operands): Do nothing about operands where both
352 the operand and the match_operand fail to give us a mode.
353 * simplify-rtx.c (wrap_constant): New function.
354 (entry_and_rtx_equal_p): Except integer constants to come wrapped in a
355 CONST describing the proper mode.
356 (rtx_equal_for_cselib_p): Pass down modes to recursive calls of
358 (cselib_lookup_mem): Call wrap_constant on the rtx that is passed to
359 htab_find_slot_with_hash.
360 (cselib_lookup): Likewise.
362 Based on a patch from Geoff Keating <geoffk@redhat.com>:
363 * loop.c (basic_induction_var): If a REG is set from something
364 that is not a biv, then the REG is not a biv. Even if it is
365 earlier set from something that is a biv.
367 2000-11-27 Alexandre Oliva <aoliva@redhat.com>
369 * configure.in (extra_objs): Enclose extra_headers in quotes.
370 * configure: Rebuilt.
372 2000-11-27 Neil Booth <neilb@earthling.net>
374 * c-lex.c (cb_enter_file, cb_leave_file, cb_rename_file):
375 Combine into the new function cb_change_file.
376 (init_c_lex): Update.
377 * cppfiles.c (stack_include_file): Use _cpp_do_file_change.
378 (cpp_syshdr_flags): Delete.
379 * cpphash.h (_cpp_do_file_change): New prototype.
380 Move struct cpp_buffer here from...
381 * cpplib.h (struct cpp_buffer): ... here.
382 (enum cpp_fc_reason, struct cpp_file_loc,
383 struct_cpp_file_change, change_file): New.
384 (enter_file, leave_file, rename_file, cpp_syshdr_flags): Delete.
385 * cpplib.c (do_line): Update for new cb_change_file callback.
386 (_cpp_do_file_change): New function.
387 (_cpp_pop_buffer): Update to use it.
388 * cppmain.c (move_printer): Delete.
389 (main): Set up single callback cb_change_file.
390 (cb_enter_file, cb_leave_file, cb_rename_file): Delete.
391 (cb_change_file): New.
392 * fix-header.c (cur_file, cb_change_file): New.
393 (recognized_function, read_scan_file): Update.
394 * scan-decls.c (scan_decls): Update.
395 * scan.h (recognized_function): Update prototype.
397 2000-11-26 Mark Mitchell <mark@codesourcery.com>
399 * tree.h (mark_tree_hashtable): New function.
400 * tree.c (mark_tree_hashtable_entry): New function.
401 (mark_tree_hashtable): Likewise.
403 2000-11-27 Michael Meissner <meissner@redhat.com>
405 * d30v-protos.h (srelational_si_operator): Correctly spell
407 (urelational_si_operator): Ditto.
408 (relational_si_operator): Ditto.
409 (d30v_expand_prologue): Add prototype.
410 (d30v_expand_epilogue): Ditto.
412 * d30v.h (OPTIMIZATION_OPTIONS): Undo November 22nd change.
414 * d30v.md (movcccc_*): Delete now unused patterns.
415 (64 bit comparison splitters): Rewrite to use COND_EXEC instead of
417 (define_cond_exec): Use 'b' to select branch flags.
419 2000-11-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
421 * builtins.c (expand_builtin_strncmp, expand_builtin_strncpy): New
423 (expand_builtin): Handle BUILT_IN_STRNCPY and BUILT_IN_STRNCMP.
425 * builtins.def (BUILT_IN_STRNCPY, BUILT_IN_STRNCMP): New entries.
427 * c-common.c (c_common_nodes_and_builtins): Declare builtin
430 * extend.texi (strncmp, strncpy): Document new builtins.
432 2000-11-26 Mark Mitchell <mark@codesourcery.com>
434 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Use a hash table, not
435 a list, to keep track of the sections.
436 * tm.texi (ASM_OUTPUT_SECTION_NAME): Document the fact that the
437 parameter provided will always be a canonical string.
439 2000-11-26 Neil Booth <neilb@earthling.net>
441 * cppmacro.c (cpp_scan_buffer_nooutput): Only scan the
444 2000-11-26 Joseph S. Myers <jsm28@cam.ac.uk>
446 * makefile.vms: Remove EGCS references.
448 2000-11-26 Ulrich Drepper <drepper@redhat.com>
450 * dwarf2out.c (output_file_names): New function. Compute minimal
451 combination of directory and file name table and emit them.
452 (output_line_info): Remove code to emit directory and file name
453 table and call output_file_names instead.
454 (file_info_cmp): Helper function to sort directory names.
456 2000-11-26 Neil Booth <neilb@earthling.net>
458 * cpplib.h (struct cpp_reader): Remove lang_asm.
459 (struct cpp_options): Remove c89. New members lang,
461 * cppexp.c (parse_number): Use them.
462 * cpphash.h (VALID_SIGN): Use them.
463 * cppinit.c (set_lang, cpp_start_read): Update.
464 * cpplex.c (parse_string, _cpp_lex_token): Update.
465 * cpplib.c (_cpp_handle_directive): Update.
466 * cppmacro.c (parse_args): Update.
467 * cppmain.c (scan_buffer): Update.
469 Sun Nov 26 10:02:37 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
471 * fold-const.c (fold, case CONVERT_EXPR): Always return tree of
474 2000-11-26 Neil Booth <neilb@earthling.net>
476 * Makefile.in: Remove MAYBE_CPPLIB and maybe_cpplib.
477 * c-decl.c: Remove parse_in declaration.
478 * c-lang.c: Similarly.
479 * c-lex.c: Similarly.
480 * c-parse.in: Similarly.
481 * c-pragma.c: Similarly.
482 * configure.in: Similarly.
483 * cp/Make-lang.in: Similarly.
484 * cp/spew.c: Similarly.
485 * cp/decl2.c: Remove check for lang-c++ option.
486 * cp/lang-specs.h: Remove -lang-c++ from cc1plus command line.
487 * cp/lex.c (lang_init_options): With cpp_reader_init, default to C++.
488 * c-lex.h: Add declaration of parse_in.
489 * cppinit.c: Call set_lang after allocating pfile->pending.
490 * configure: Regenerate.
492 2000-11-25 Zack Weinberg <zack@wolery.stanford.edu>
494 * combine.c (try_combine): Remove redundant test.
496 2000-11-25 Richard Henderson <rth@redhat.com>
498 * c-common.h (DECL_C_HARD_REGISTER): New.
499 * c-decl.c (finish_decl): Set it for asm register variables.
500 * c-semantics.c (emit_local_var): Test it when instantiating one.
502 2000-11-25 Richard Henderson <rth@redhat.com>
504 * c-decl.c (c_expand_body): Use DECL_SOURCE_LINE rather than
505 lineno for the start of the function.
507 2000-11-25 Richard Henderson <rth@redhat.com>
509 * dwarf2out.c (file_table, file_table_allocated): Remove.
510 (file_table_allocated): Remove.
511 (struct file_table): New.
512 (decl_file_table, line_file_table): New.
513 (print_dwarf_line_table): Use them.
514 (size_of_line_prolog): Likewise.
515 (output_line_info): Likewise.
516 (add_src_coords_attributes): Likewise.
517 (gen_subprogram_die): Likewise.
518 (gen_variable_die): Likewise.
519 (dwarf2out_add_library_unit_info): Likewise.
520 (dwarf2out_line): Likewise.
521 (lookup_filename): Take a struct file_table argument.
522 (init_file_table): New.
523 (dwarf2out_init): Use it.
525 2000-11-25 Joseph S. Myers <jsm28@cam.ac.uk>
527 * invoke.texi: Update sequence points references.
529 2000-11-25 Neil Booth <neilb@earthling.net>
531 * c-common.c: Remove USE_CPPLIB conditional inclusions.
532 * c-common.h: Similarly.
533 * c-decl.c: Similarly.
534 * c-lang.c: Similarly.
535 * c-lex.c: Similarly.
536 * c-parse.in: Similarly.
537 * c-pragma.c: Similarly.
538 * c-pragma.h: Similarly.
540 * toplev.c: Similarly.
541 * cp/cp-tree.h: Similarly.
542 * cp/decl2.c: Similarly.
543 * cp/lang-specs.h: Similarly.
544 * cp/lex.c: Similarly.
545 * cp/lex.h: Similarly.
546 * cp/spew.c: Similarly.
547 * java/lang-options.h: Similarly.
548 * objc/lang-specs.h: Similarly.
549 * objc/objc-act.c: Similarly.
551 * configure.in: Remove configure option.
552 * config.in: Regenerate.
553 * configure: Regenerate.
555 2000-11-25 Richard Henderson <rth@redhat.com>
557 * haifa-sched.c (sched_analyze_1, sched_analyze_2, sched_analyze):
558 Revert 2000-11-22 change.
560 2000-11-25 Bernd Schmidt <bernds@redhat.co.uk>
562 * config/i386/i386.h (FIXED_REGS): Make the three flags registers
565 2000-11-25 Philipp Thomas <pthomas@suse.de>
566 * configure.in (ALL_LINGUAS): Remove en_GB and add sv.
567 * configure: Rebuilt.
569 2000-11-25 Jakub Jelinek <jakub@redhat.com>
571 * config/sparc/sparc.md (muldi3_v8plus): Remove H constraint.
572 Handle CONST_INT as second argument.
573 * config/sparc/sparc.c (set_extends): Remove first argument.
574 Properly handle AND, CONST_INT and CONST_DOUBLE, handle IOR, XOR and
576 (sparc_check_64): Abort if first argument is not REG.
577 If it is DImode REG, look at the lower register of the register
580 * config/sparc/sparc.c (load_pic_register, restore_regs,
581 output_return, sparc_v8plus_shift, sparc_function_profiler,
582 sparc_function_block_profiler, sparc_block_profiler): Fix output
585 2000-11-25 Alexandre Oliva <aoliva@redhat.com>
587 * config/sh/sh.h (TARGET_NONE): New.
588 (TARGET_SWITCHES): For all variant-selecting switch, use
589 TARGET_NONE to reset all other variant-selecting switch. Added
590 empty strings to avoid warnings.
591 (TARGET_DEFAULT): Set to SH1_BIT.
593 * Makefile.in ($(INTL_TARGETS)): Added $(CONFIG_H) for
596 * gcc/config/sh/sh.md (sibcalli, sibcalli_pcrel): New insns.
597 (sibcall_pcrel): New insn_and_split.
598 (sibcall, sibcall_value, sibcall_epilogue): New expands.
600 * config/sh/sh.md (GOTaddr2picreg, symGOT2reg, symGOTOFF2reg,
601 symPLT_label2reg, call, call_value): Don't set
602 current_function_uses_pic_offset_table.
603 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't mark
604 PIC_OFFSET_TABLE_REGNUM as call_used, so that calc_live_regs
605 takes it into account.
606 (FINALIZE_PIC): Delete, useless.
607 (LEGITIMATE_CONSTANT_P): Delete, unused.
608 * config/sh/sh.c (sh_expand_prologue): Don't use
609 current_function_uses_pic_offset_table. Don't special-case
610 PIC_OFFSET_TABLE_REGNUM. Initialize it if it's ever live and
612 (sh_expand_epilogue, initial_elimination_offset): Don't
613 special case PIC_OFFSET_TABLE_REGNUM.
615 2000-11-25 Alexandre Oliva <aoliva@redhat.com>, NIIBE Yutaka <gniibe@m17n.org>
617 * config/sh/sh-protos.h (symbol_ref_operand): Declare.
618 * config/sh/sh.md (UNSPEC_CALLER): New constant.
619 (calli_pcrel, call_valuei_pcrel): Use PIC_REG.
620 (call_pcrel, call_value_pcrel): New insn_and_splits.
621 (call, call_value): Use them.
622 (call_site): New expand.
623 (sym_label2reg, symPLT_label2reg): Adjust to hold call_sites.
624 * config/sh/sh.h (OUTPUT_ADDR_CONST_EXTRA) [UNSPEC_CALLER]:
625 Output call_site label.
626 (PREDICATE_CODES): Added symbol_ref_operand.
627 * config/sh/sh.c (symbol_ref_operand): Define.
628 * emit-rtl.c (try_split): Propagate CALL_INSN_FUNCTION_USAGE
629 to CALL_INSNs in the split sequence.
631 2000-11-24 Nick Clifton <nickc@redhat.com>
633 * config.gcc (v850-*-*): Define c_target_objs and
636 * config/v850/t-v850: Define how to build v850-c.o
638 * config/v850/v850.h (struct data_area_stack_element): Move
639 definition here from v850.c.
641 * config/v850v850.c: Include gcc.h to avoid compile time
643 (push_data_area): Move to v850-c.c.
644 (pop_data_area): Move to v850-c.c.
645 (mark_current_function_as_interrupt): Move to v850-c.c.
646 (GHS_default_section_names): Allow to be exported.
647 (GHS_current_section_names): Allow to be exported.
648 (data_area_stack_elements): Allow to be exported.
649 (ghs_pragma_section): Move to v850-c.c.
650 (ghs_pragma_interrupt): Move to v850-c.c.
651 (ghs_pragma_starttda): Move to v850-c.c.
652 (ghs_pragma_startsda): Move to v850-c.c.
653 (ghs_pragma_startzda): Move to v850-c.c.
654 (ghs_pragma_endtda): Move to v850-c.c.
655 (ghs_pragma_endsda): Move to v850-c.c.
656 (ghs_pragma_endzda): Move to v850-c.c.
658 * config/v850/v850-c.c: New file: Contains v850 specific
659 pragma parsing functions.
661 2000-11-24 Nick Clifton <nickc@redhat.com>
663 * config.gcc (extra_objs): Remove duplicate description.
664 (c_target_objs): New variable. Contains target specific
665 object files for the gcc C compiler only.
666 (cxx_target_objs): New variable. Contains target specific
667 object files for the gxx C++ compiler only.
669 * configure.in (c_target_objs): Substitute in the makefile.
670 (cxx_target_objs): Substitute in the makefile.
671 * configure: Regenerate.
673 * Makefile.in (C_TARGET_OBJS): Define and initialise from
675 (CXX_TARGET_OBJS): Define and initialise from
677 (C_AND_OBJC_OBJS): Include C_TARGET_OBJS.
679 * cp/Make-lang.in (CXX_C_OBJS): Include CXX_TARGET_OBJS).
681 * tm.texi (REGISTER_TARGET_PRAGMAS): Add paragraph explaining
682 about how the use of the 'c_lex' function requires the use of
683 the target specific, language specific object files feature of
684 the configuration mechanism.
686 Fri Nov 24 18:50:58 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
688 * gcc.c (process_command): Use F_OK, not R_OK.
690 2000-11-24 Arno J. Klaassen <arno@heho.snv.jussieu.fr>
692 * flow.c (print_rtl_and_abort): Remove ANSIism.
694 Fri Nov 24 19:54:36 2000 Alexandre Oliva <aoliva@redhat.com>
696 * config/sh/sh.h (GENERAL_REGISTER_P,
697 GENERAL_OR_AP_REGISTER_P, FP_REGISTER_P, XD_REGISTER_P,
698 FP_OR_XD_REGISTER_P, FP_ANY_REGISTER_P): New macros. Use them
700 (SPECIAL_REG): Renamed to SPECIAL_REGISTER_P.
701 * config/sh/sh.c: Use new macros.
702 * config/sh/sh.md: Likewise.
704 Fri Nov 24 19:46:16 2000 Alexandre Oliva <aoliva@redhat.com>
706 * config/sh/sh.md: Clobber MACH_REG and MACL_REG in SImode,
707 instead of just MACH_REG in DImode. Always refer to FPSCR_REG
710 Fri Nov 24 22:37:41 2000 Denis Chertykov <denisc@overta.ru>
712 * config/avr/avr.c (out_tsthi,out_tstsi): Test simplification bug
714 (machine_dependent_reorg): Wrong optimization based on
715 NOTICE_UPDATE_CC removed.
717 Fri Nov 24 19:48:09 2000 J"orn Rennecke <amylaar@redhat.com>
719 * jump.c (delete_computation): Re-instate deletion of feeding insn.
720 (delete_insn): Look for REG_LABEL notes.
721 (redirect_tablejump): Delete feeding insns.
723 2000-11-24 Bernd Schmidt <bernds@redhat.co.uk>
725 * config/i386/i386.md (call_pop_0, call_pop_1, call_value_pop_0,
726 call_value_pop_1): Make sure operand numbers are contiguous.
728 * fold-const.c (fold_range_test): Avoid crash if LHS or RHS is null.
730 * reload1.c (conflicts_with_override): New function.
731 (emit_input_reload_insns): Use it to tighten test for validity
732 of substituting into output of previous insn.
734 * haifa-sched.c (struct ready_list): New.
735 (ready_lastpos, ready_add, ready_remove_first, ready_sort): New static
737 (schedule_insn): Replace args READY and N_READY with a pointer to a
738 ready_list; return void. Use the new functions to access the ready
739 list. All callers changed.
740 (queue_to_ready, debug_ready_list): Likewise.
741 (schedule_block): Initialize a ready_list structure. Use new
742 functions to access it.
743 (max_priority): Remove unused variable.
744 (schedule_insn): Don't set it.
746 * c-common.c (verify_tree): Don't recurse into CONSTRUCTORs.
748 * combine.c (cant_combine_insn_p): New function.
749 (try_combine): Use it.
751 * Makefile.in (c-common.o): Depend on $(OBSTACK_H).
752 * c-common.c (c-obstack.c): Include "obstack.h".
753 (struct reverse_tree): Delete.
754 (reverse_list, reverse_max_depth): Delete.
755 (build_reverse_tree, common_ancestor, modify_ok): Delete functions.
756 (struct tlist, struct tlist_cache): New.
757 (tlist_obstack, tlist_firstobj, warned_ids, save_expr_cache): New.
758 (add_tlist, merge_tlist, verify_tree, warning_candidate_p,
759 warn_for_collisions, warn_for_collisions_1, new_tlist): New
761 (verify_sequence_points): Rewritten.
762 * fold-const.c (fold): Don't lose possibly important sequence
763 points when removing one arm of TRUTH_ORIF_EXPRs or TRUTH_ANDIF_EXPRs.
765 2000-11-24 Richard Sandiford <rsandifo@redhat.com>
767 * gcc/cse.c (cse_insn): Removed conversion of REG_EQUIV to REG_EQUAL
768 when reversing a register-to-register copy. Reversal now disabled
769 when the previous instruction has a REG_EQUIV.
771 2000-11-24 Nathan Sidwell <nathan@codesourcery.com>
773 * c-parse.in (unary_expr): Move VA_ARG from here ...
774 (primary): ... to here.
776 2000-11-23 Graham Stott <grahams@redhat.com>
778 * expr.c (store_constructor): If a field is non addressable and
779 the target is a MEM use MEM_ALIAS_SET otherwise use get_alias_set.
781 2000-11-23 Bernd Schmidt <bernds@redhat.co.uk>
783 * flow.c (print_rtl_and_abort): New function.
784 (verify_wide_reg, verify_local_live_at_start): Try to dump more
785 information before aborting.
787 2000-11-23 Alexandre Oliva <aoliva@redhat.com>
789 * emit-rtl.c (gen_lowpart_common): Use word 0 if register mode
790 is narrower than requested mode.
791 (gen_highpart): Abort if register mode is narrower than
794 2000-11-23 Graham Stott <grahams@redhat.com>
796 * cse.c (cse_insn): Initialise all regcost variables.
797 Fix a typo add missing '='.
798 Only compare costs if there is a replacement insn.
800 Thu Nov 23 04:33:33 2000 Alexandre Oliva <aoliva@redhat.com>
802 * final.c (output_addr_const) [LABEL_REF]: Simplify.
803 [MINUS]: Enclose non-CONST_INTs in parentheses.
804 [default]: Try OUTPUT_ADDR_CONST_EXTRA.
805 * tm.texi (OUTPUT_ADDR_CONST_EXTRA): Document it.
806 * varasm.c (decode_rtx_const) [CONST]: If it's not something
807 PLUS or MINUS a CONST_INT, use the whole CONST with offset 0
808 instead of abort()ing.
809 * sh.c (output_pic_addr_const): Removed. Fixed all callers.
810 * sh.h (OUTPUT_ADDR_CONST_EXTRA): New. Handle the UNSPECs
811 formerly handled in output_pic_addr_const.
812 * sh.md (sym_label2reg, symPLT_label2reg): Enclose UNSPEC
813 operands of MINUS in CONSTs so that decode_rtx_const() will
816 Thu Nov 23 04:10:30 2000 Alexandre Oliva <aoliva@redhat.com>
818 * config/sh/sh.md (mova_const): New pattern.
819 (GOTaddr2picreg): Use it.
820 * config/sh/sh.c (broken_move): Match it.
821 (mova_p): Don't match it.
822 (machine_dependent_reorg): Adjust it.
824 Thu Nov 23 02:09:09 2000 Alexandre Oliva <aoliva@redhat.com>
826 * config/sh/sh.h (FIRST_GENERAL_REG, LAST_GENERAL_REG): New.
827 Moved most register-number #defines...
828 * config/sh/sh.md (define_constants): ... here. Use macros to
829 refer to registers and unspecs.
830 * config/sh/sh.c: Likewise.
832 Thu Nov 23 01:01:32 2000 J"orn Rennecke <amylaar@redhat.com>
834 * Makefile.in (HOST_CFLAGS): Add -DGENERATOR_FILE.
835 (rtl.o, print-rtl.o, bitmap.o, obstack.o): Build with -DGENERATOR_FILE.
836 (alloca.o, vfprintf.o, ggc-none.o, errors.o): Likewise.
837 (splay-tree.o, hash.o): Likewise.
839 (rtl.o, print-rtl.o): Depend on $(GCONFIG_H) instead of $(CONFIG_H).
840 (bitmap.o, obstack.o, vfprintf.o, ggc-none.o, errors.o): Likewise.
841 (hashtab.o): Likewise.
842 (gcov.o): Depend on $(CONFIG_H).
843 * configure.in: #include insn-codes.h in tm.h.
845 2000-11-22 Nick Clifton <nickc@redhat.com>
847 * config/arm/arm.c (arm_encode_call_attribute): Make 'newstr' a
848 const char * to avoid a compile time warning.
850 * config/arm/arm.md (define_constants): Define symbolic names for
851 the link register, last integer register and the fake CC register.
852 Update patterns to use these symbolic names.
854 2000-11-22 Neil Booth <neilb@earthling.net>
856 * cpplex.c (trigraph_ok): Ensure we don't warn twice.
857 * cpplib.h (struct cpp_buffer): New member last_Wtrigraphs.
859 2000-11-22 Richard Henderson <rth@redhat.com>
861 * haifa-sched.c (sched_analyze_1): Don't special-case calls
862 for clobbering registers.
863 (sched_analyze_2): Likewise.
864 (sched_analyze): Zap reg_last_uses and reg_last_sets after calls.
866 2000-11-22 Chris Demetriou <cgd@sibyte.com>
867 Neil Booth <neilb@earthling.net>
869 * gcc.c (validate_switches): Validate multiple switches named
870 in '|' (or) expressions in specs.
871 (handle_braces): If more than 1 alternative in a '|' spec
872 matches, call do_spec1 just once.
874 2000-11-22 Michael Meissner <meissner@redhat.com>
876 * d30v.h (TARGET_SWITCHES): Add documentation strings.
877 (TARGET_OPTIONS): Ditto.
878 (OPTIMIZATION_OPTIONS): Temporarily turn off -frename-registers if
881 Wed Nov 22 06:40:56 2000 Jeffrey A Law (law@cygnus.com)
883 * pa.c (hppa_encode_label): Account for addition of encoding
884 character when allocating persistent space for the new label
887 2000-11-22 Zack Weinberg <zack@wolery.stanford.edu>
889 * Makefile.in, config.gcc, configure.in: Expunge remaining
890 traces of facility for running MD files through C preprocessor.
892 2000-11-22 Joseph S. Myers <jsm28@cam.ac.uk>
894 * gcov.texi: Add magic comments for texi2pod.pl.
895 * Makefile.in: Add rules to generate and install gcov.1.
896 * gcov.1: New (generated) file.
898 2000-11-21 Richard Henderson <rth@redhat.com>
900 * regrename.c (scan_rtx_reg): Terminate the chain rather than
901 abort on mark_read with NO_REGS.
903 2000-11-21 Mike Stump <mrs@wrs.com>
905 * fixinc/fixtests.c (TEST_FOR_FIX_PROC_HEAD): Fix to allow
906 compilation with older compilers, such as /bin/cc on SunOS.
907 * fixinc/fixfixes.c (FIX_PROC_HEAD): Ditto.
909 2000-11-21 Richard Henderson <rth@redhat.com>
911 * varasm.c (record_constant): Pad the constructed
912 constant_descriptor appropriately.
914 Wed Nov 22 00:52:55 2000 J"orn Rennecke <amylaar@redhat.com>
916 * rtl.h (traverse_md_constants): Declare.
917 (struct md_constant): Define.
918 * Makefile.in (HOST_RTL): Add hashtab.o .
919 (OBJS): Add hashtab.o .
920 (hashtab.o): New rule.
921 (rtl.o): Depends on HASHTAB_H.
922 * rtl.c (hashtab.h): #include.
923 (md_constants): New static variable.
924 (def_hash, def_name_eq_p, read_constants): New static functions.
925 (traverse_md_constants): New function.
926 (read_name): Do constant expansion.
927 (read_rtx): Recognize define_constants.
928 * gencodes.c (print_md_constant): New function.
929 (main): Emit #defines for all constant definitions encountered.
930 * md.texi (Constant Definitions): New node.
931 * gensupport.c (xcalloc): New function.
933 2000-11-21 Richard Henderson <rth@redhat.com>
935 * config/alpha/alpha.c (alpha_split_tfmode_frobsign): New.
936 * config/alpha/alpha-protos.h: Declare it.
937 * config/alpha/alpha.md (abstf_internal): Use it.
938 (negtf_internal): Likewise.
939 (andnotdi3): Unstar the name.
940 (movtf_internal): Add o/G alternative.
942 2000-11-21 Zack Weinberg <zack@wolery.stanford.edu>
944 * stringpool.c (stringpool_statistics): Also report number and
945 percentage of entries which are identifiers.
947 2000-11-21 Diego Novillo <dnovillo@redhat.com>
949 * gcse.c (hoist_expr_reaches_here_p): Do not mark expr_bb as
950 visited before visiting it.
952 2000-11-21 Nick Clifton <nickc@redhat.com>
954 * config/arm/arm.h: Accept TARGET_CPU_arm9tdmi,
955 TARGET_CPU_strongarm110 and TARGET_SPU_strongarm1100.
957 * config.gcc: Accept --with-cpu=arm9 and --with-cpu=arm9tdmi.
959 2000-11-21 Richard Henderson <rth@redhat.com>
961 * c-common.c (c_unsafe_for_reeval): New function.
962 (add_c_tree_codes): Register it.
963 * c-common.h: Declare it.
964 * tree.c (lang_unsafe_for_reeval): New hook.
965 (unsafe_for_reeval): Call it.
966 * tree.h: Declare it.
968 2000-11-21 Richard Henderson <rth@redhat.com>
970 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify @GOT
973 2000-11-21 Neil Booth <neilb@earthling.net>
975 * do_includes: Revert to using cpp_read_file.
977 2000-11-21 Bernd Schmidt <bernds@redhat.co.uk>
979 * loop.c (consec_sets_giv): If the reg we're examining is anything
980 but UNKNOWN_INDUCT, do nothing.
981 Reset the reg's type to UNKNOWN_INDUCT before returning.
983 Mostly from Vladimir Makarov (vmakarov@redhat.com)
984 * ia64.md (attr itanium_class): Define insn types as described in
986 (all insn patterns): Use itanium_class, not type attributes.
987 Occasionally split alternatives as necessary.
988 (attr type): Compute from new attr itanium_class.
990 2000-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
992 * tradcpp.c (output_line_command): Mark system headers as such in
995 2000-11-21 Jakub Jelinek <jakub@redhat.com>
997 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Sparc has .file/.loc
998 support in as as well.
999 * configure: Regenerate.
1001 2000-11-20 Richard Henderson <rth@redhat.com>
1003 * c-lex.c (orig_filename): New variable.
1004 (init_c_lex): Set it. Move call to cpp_start_read ...
1005 (yyparse): ... here. New function.
1006 * c-parse.in (yyparse_1): Rename the parser entry point.
1007 * c-tree.h: Declare it.
1009 2000-11-21 Jakub Jelinek <jakub@redhat.com>
1011 * expr.c (do_compare_and_jump): If op0 was replaced by promoted
1012 integer constant, use type of op1 for comparison.
1014 2000-11-20 Stan Shebs <shebs@apple.com>
1016 * config/rs6000/xm-darwin.h: New file, Darwin host definitions.
1017 * config/rs6000/x-darwin: New file, Darwin host fragment.
1018 * config.gcc (powerpc-*-darwin*): New host.
1019 * system.h (HAVE_DESIGNATED_INITIALIZERS): Allow this to be
1020 overridden by a config file.
1022 2000-11-20 Neil Booth <neilb@earthling.net>
1024 * cppmacro.c (paste_tokens): Rename from paste_payloads.
1025 Change token type after pasting spellings.
1026 (paste_all_tokens): Use it.
1027 * gcc.dg/cpp/paste2.c: Update test.
1028 * objc/execute/paste.m: New test.
1030 2000-11-20 Richard Henderson <rth@redhat.com>
1032 * dwarf.h (FMT_CODE): Adjust argument order; fix mapping to
1033 dwarf_subscr_data_formats bits.
1034 * dwarfout.c (simple_type_size_in_bits): Handle a type with
1035 no computed size as size zero.
1036 (field_byte_offset): Likewise.
1037 (subscript_data_attribute): Handle a range with no upper bound.
1039 2000-11-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1041 * gansidecl.h (const): Check __STDC__ before undef'ing `const'.
1043 2000-11-20 Joseph S. Myers <jsm28@cam.ac.uk>
1045 * c-typeck.c (build_conditional_expr): When merging type
1046 qualifiers for conditional expressions between a pointer and a
1047 pointer to a void type, merge the qualifiers on the target types
1048 rather than the pointer type. Remove obsolete conditioned out
1051 2000-11-20 Neil Booth <neilb@earthling.net>
1053 * c-lang.c (lang_init_options): Update call to
1055 * cppmain.c (main): Similarly.
1056 * fix-header.c (read_scan_file): Similarly.
1057 * cp/lex.c (lang_init_options): Similarly.
1058 * objc/objc-act.c (lang_init_options): Similarly.
1059 * cppexp.c (parse_number): Only warn for unextended C89.
1060 * cppinit.c (set_lang): New function.
1061 (cpp_reader_init): Take a LANG argument and pass it to set_lang.
1062 (COMMAND_LINE_OPTIONS): New option std=c++98.
1063 (cpp_handle_option): Use set_lang.
1064 * cpplex.c (_cpp_lex_token): Warn pedantically if not C99.
1065 * cppib.h (enum_c_lang): New enumeration. Update comments.
1067 2000-11-20 Will Cohen <wcohen@redhat.com>
1069 * calls.c (expand_call): Clear target only when target is in
1070 hard register and current_function_check_memory_usage is set.
1072 2000-11-20 Bernd Schmidt <bernds@redhat.co.uk>
1074 * toplev.c (rest_of_compilation): Run optimize_mode_switching even
1076 * sh.c (emit_sf_insn, emit_df_insn): Just call emit_insn.
1078 2000-11-19 Richard Henderson <rth@redhat.com>
1080 * crtstuff.c (force_to_data): Use array size 1 not 0.
1082 * dwarf2out.c (simple_type_size_in_bits): Handle a type with
1083 no computed size as size zero.
1084 (field_byte_offset): Likewise.
1086 2000-11-20 Joseph S. Myers <jsm28@cam.ac.uk>
1088 * config.gcc: Fix another typo.
1090 2000-11-19 Richard Henderson <rth@redhat.com>
1092 * c-decl.c (grokdeclarator): Support flexible array members.
1093 Use open-ended ranges for these and zero-length arrays.
1094 * c-typeck.c (push_init_level): Validate the context of
1095 initialization of a zero-length array.
1096 * tree.c (int_fits_type_p): Be prepared for missing bounds.
1097 * varasm.c (array_size_for_constructor): New.
1098 (output_constructor): Use it for arrays of unspecified length.
1099 * extend.texi (Zero Length): Mention C99 flexible array members.
1100 Document initialization in a top-level struct as valid.
1102 2000-11-19 Joseph S. Myers <jsm28@cam.ac.uk>
1104 * config.gcc, invoke.texi: Fix errors in spelling of "deprecated".
1106 * alias.c (mems_in_disjoint_alias_sets_p): Do use alias sets in
1107 stdarg and varargs functions.
1109 2000-11-19 Zack Weinberg <zack@wolery.stanford.edu>
1111 * gcc.c (process_command): Define 'j' variable when
1112 MODIFY_TARGET_NAME is defined.
1114 2000-11-19 Richard Henderson <rth@redhat.com>
1116 * stor-layout.c (variable_size): Only put SAVE_EXPRs on pending_sizes.
1118 2000-11-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1120 * rs6000/rs6000.c (rs6000_encode_section_info): Fix string length
1121 calculation and allocation.
1123 2000-11-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1125 * builtins.c (c_getstr): Constify variable.
1126 * gmon-sol2.c (_mcleanup): Comment out #endif labels.
1127 * conflict.c (const_conflict_graph_arc): New typedef.
1128 (arc_hash, arc_eq): Avoid needlessly casting away const-ness.
1129 * cppmacro.c (builtin_macro): Likewise.
1130 * dwarf2out.c (output_comp_unit): Constify variable.
1131 * fix-header.c (v_fatal): Add ATTRIBUTE_PRINTF.
1132 * protoize.c (IS_SAME_PATH_CHAR): Use TOUPPER, not toupper.
1133 * ssa.c (ssa_rename_from_hash_function): Avoid needlessly casting
1135 * tradcpp.c (rescan, do_line, macroexpand, macarg): Use
1136 ISALNUM/ISDIGIT/ISPRINT, not isalnum/isdigit/isprint.
1137 * varasm.c (const_str_htab_hash, const_str_htab_eq,
1138 compare_constant_1, record_constant_1): Constify.
1140 2000-11-18 Richard Henderson <rth@redhat.com>
1142 * c-decl.c (grokdeclarator): Special case the creation of an
1143 index for a zero-length array.
1144 * tree.c (build_index_type): Revert Oct 20 change.
1146 2000-11-18 Marek Michalkiewicz <marekm@linux.org.pl>
1148 * config/avr/avr-protos.h (avr_output_addr_vec_elt): Prototype.
1149 * config/avr/avr.c (jump_tables_size): New variable.
1150 (function_prologue): Initialize it as 0.
1151 (function_epilogue): Add it to function_size.
1152 (avr_output_addr_vec_elt): New function. Count words in jump
1153 tables in jump_tables_size. Move code ...
1154 * config/avr/avr.h (ASM_OUTPUT_ADDR_VEC_ELT): ... from here.
1155 Call avr_output_addr_vec_elt instead.
1156 * config/avr/avr.md (tablejump): Remove disabled define_expand.
1158 2000-11-18 Mark Mitchell <mark@codesourcery.com>
1160 * configure.in: Make --enable-new-gxx-abi the default.
1161 * configure: Likewise.
1163 2000-11-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1165 * Makefile.in (tradcpp.o, tradcif.o): Depend on tradcpp.h.
1167 * tradcif.y: Include tradcpp.h. Constify. Make functions static.
1168 Move extern function declarations to tradcpp.h.
1170 * tradcpp.c: Likewise.
1172 * tradcpp.h: New file.
1174 2000-11-18 Joseph S. Myers <jsm28@cam.ac.uk>
1176 * c-decl.c (check_for_loop_decls): New function.
1177 * c-parse.in (for_init_stmt): New.
1178 (select_or_iter_stmt): Use for_init_stmt.
1179 * c-tree.h (check_for_loop_decls): New declaration.
1181 2000-11-18 Neil Booth <neilb@earthling.net>
1183 * cppinit.c: Update comments.
1184 (cpp_reader_init): Make -imacro and -include use the standard
1185 #include "" search path.
1186 (do_includes): New function.
1188 2000-11-18 Ben Elliston <bje@redhat.com>
1190 * config/sh/crt1.asm (start_l): Move PC-relative move instruction
1191 out of a branch delay slot.
1193 2000-11-17 Richard Henderson <rth@redhat.com>
1195 * config/alpha/elf.h (PREFERRED_DEBUGGING_TYPE): Set to DWARF2_DEBUG.
1196 (ASM_SPEC): Disable and enable .mdebug based on -gstabs.
1197 (ASM_FILE_START): Only write out ecoff .file directive if
1198 emitting mdebug debugging.
1200 2000-11-17 Richard Henderson <rth@redhat.com>
1202 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): New. Detect
1203 whether as accepts .file/.loc and produces dwarf2 line info.
1204 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Default on if
1205 the assembler supports it.
1206 * config.in, configure: Regenerate.
1208 2000-11-17 Richard Henderson <rth@redhat.com>
1210 * fixinc/mkfixinc.sh: Don't disable fixincludes for any linux*.
1212 2000-11-17 Jim Wilson <wilson@redhat.com>
1214 * config/ia64/ia64.c (emit_insn_group_barriers, case CALL_INSN):
1215 Don't clear need_barrier is next_insn is a CALL_INSN, or has
1216 instruction type B or UNKNOWN.
1218 2000-11-17 Neil Booth <neilb@earthling.net>
1220 * cpperror.c (print_file_and_line): Don't display line number if 0.
1222 2000-11-17 Zack Weinberg <zack@wolery.stanford.edu>
1224 * ggc.h: Delete ggc_add_string_root and ggc_mark_string. Add
1225 digit_vector and digit_string.
1226 * stringpool.c (digit_vector): New.
1227 (ggc_alloc_string): Use digit_string.
1229 * stmt.c (digit_strings): Delete.
1230 (init_stmt): Do not initialize digit_strings.
1231 (expand_asm_operands): Use ggc.h's digit_string macro.
1232 * toplev.c (mark_file_stack): Delete.
1233 (compile_file): Don't call init_tree_codes.
1234 (main): No need to make the file stack a GC root.
1235 * tree.c (init_tree_codes): Delete.
1236 * tree.h (init_tree_codes): Delete.
1238 * c-lex.c: Don't include ggc.h.
1239 (mark_splay_tree_node, mark_splay_tree): Delete.
1240 (init_c_lex): No need to ggc_strdup string constant. Don't add
1241 file_info_tree to GGC roots.
1242 (cb_enter_file, cb_rename_file): No need to ggc_strdup
1245 * Makefile.in (c-lex.o): No longer depends on $(GGC_H).
1247 * dbxout.c (dbxout_init),
1248 dwarf2out.c (dwarf2out_line),
1249 ggc-common.c (ggc_mark_rtx_children, ggc_mark_trees),
1250 varasm.c (mark_const_hash_entry, mark_pool_constant, init_varasm_once),
1251 xcoffout.c (xcoffout_source_file),
1252 i386.c (load_pic_register):
1253 Delete call(s) to ggc_add_string_root and/or ggc_mark_string.
1255 * except.c (create_rethrow_ref),
1256 profile.c (init_edge_profiler),
1257 toplev.c (compile_file),
1258 varasm.c (named_section, assemble_static_space,
1259 assemble_trampoline_template, output_constant_def, force_const_mem),
1260 i386.c (load_pic_register),
1261 ia64.c (ia64_encode_section_info),
1262 rs6000.c (rs6000_emit_load_toc_table, create_TOC_reference,
1263 rs6000_emit_prologue, rs6000_emit_epilogue),
1264 rs6000.md (load_toc_aix_si, load_toc_aix_di):
1265 Change ggc_alloc_string (var, -1) to ggc_strdup (var).
1267 * profile.c (output_func_start_profiler),
1269 i386.c (load_pic_register): No need to ggc_strdup string constant.
1271 2000-11-17 Hans-Peter Nilsson <hp@axis.com>
1273 * Makefile.in (config.status): Depend on config.gcc.
1274 * configure.in <for machine in $build $host $target>: Move
1275 contents of loop into config.gcc, removing autoconf quoting.
1276 Fix changequote bug for alpha*-*-vxworks*.
1277 * configure: Regenerate.
1280 2000-11-16 Zack Weinberg <zack@wolery.stanford.edu>
1282 * c-parse.in (if_prefix): Find the filename and line number at
1283 $-2 and $-1 respectively.
1284 * diagnostic.c (error_recursion): Add missing newline, use
1285 fputs, translate string.
1287 2000-11-16 Zack Weinberg <zack@wolery.stanford.edu>
1289 * stringpool.c: New file.
1290 * ggc-common.c (ggc_mark_string_ptr, ggc_add_string_root): Delete.
1291 (ggc_alloc_string): Now in stringpool.o.
1292 * ggc-page.c, ggc-simple.c: Do not define or allocate empty_string.
1293 * ggc.h: Delete prototype of ggc_add_string_root. #define
1294 ggc_add_string_root and ggc_mark_string to nothing. Prototype
1295 init_stringpool and stringpool_statistics.
1296 (ggc_alloc_string): Returns a const char *.
1297 * tree.c (hash_table, do_identifier_warnings): Delete.
1298 (init_obstacks): Don't initialize the identifier hash table.
1299 (get_identifier, maybe_get_identifier, start_identifier_warnings,
1300 set_identifier_size): Now in stringpool.c.
1301 * tree.h (struct tree_string): Constify pointer field.
1302 (approx_sqrt): Prototype.
1304 * Makefile.in (stringpool.o): Add rule, mention in OBJS.
1306 * toplev.c (approx_sqrt): New function.
1307 (compile_file): Call stringpool_statistics if mem_report is on.
1308 (main): Call init_stringpool.
1310 * builtins.c (c_strlen), c-decl.c (finish_decl), c-lex.c
1311 (process_directive), c-typeck.c (constructor_asmspec, struct
1312 initializer_stack, start_init), except.c (create_rethrow_ref),
1313 stmt.c (digit_strings), toplev.c (decode_f_option), tree.c
1314 (built_in_filename), varasm,c (in_named_name,
1315 assemble_static_space, struct constant_descriptor, struct
1316 deferred_string, struct pool_constant, force_const_mem),
1317 i386.c (pic_label_name, global_offset_table_name), rs6000.c
1318 (rs6000_emit_prologue, rs6000_emit_epilogue) : Constify a char *.
1320 * c-common.c (combine_strings): Combine strings in scratch
1321 buffer, then pass to build_string.
1322 * optabs.c (init_libfuncs), profile.c (init_edge_profiler,
1323 output_func_start_profiler), stmt.c (init_stmt), alpha.c
1324 (alpha_need_linkage), arm.c (arm_encode_call_attribute),
1325 i386.c (load_pic_register), ia64.c (ia64_encode_section_info),
1326 rs6000.c (rs6000_encode_section_info): Create string in
1327 scratch buffer, then pass to ggc_alloc_string.
1329 * stmt.c (expand_asm_operands): If we must adjust the
1330 constraint strings, do so by creating a new one, not by
1331 modifying the old one in place. Constify some char *s.
1332 * config/pa/pa.c (hppa_encode_label): Drop unnecessary second
1333 argument. Create string in scratch buffer, then pass to
1335 * config/pa/pa-protos.h: Update prototype.
1336 * config/pa/elf.h, config/pa/pa.h, config/pa/som.h:
1337 hppa_encode_label takes only one argument.
1339 2000-11-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1341 * mcore.c (mcore_expand_prolog): Call xmalloc/xrealloc, not
1344 * cpplib.c (glue_header_name): Likewise.
1346 * fixincl.c (run_compiles, start_fixer): Likewise.
1348 * fixlib.c (load_file_data): Likewise.
1350 * mkdeps.c (munge): Likewise.
1352 2000-11-17 Hans-Peter Nilsson <hp@axis.com>
1354 * defaults.h [EH_FRAME_SECTION_ASM_OP] (EH_FRAME_SECTION): Remove
1355 trailing ';'. Fix formatting.
1357 2000-11-16 Jim Wilson <wilson@redhat.com>
1359 * config/ia64/ia64.h (MASK_INLINE_DIV_LAT, MASK_INLINE_DIV_THR):
1360 Shift masks left by one to avoid conflict.
1362 * config/ia64/ia64.c (ia64_encode_section_info): Disallow decls with
1365 2000-11-16 Nick Clifton <nickc@redhat.com>
1367 * config/arm/arm.c (output_arm_prologue): Note nested functions.
1368 (arm_expand_prologue): For nested functions preserve the
1369 static chain register during stack frame creation.
1371 * config/arm/arm.h (STATIC_CHAIN_REGNUM): Change to 12.
1372 (ARM_INITIAL_FRAME_ELIMINATION_OFFSET): For a nested function
1373 with a stack frame there is a 4 byte gap between the arg
1374 pointer and the hard frame pointer (used to preserve the
1375 static chain register during stack frame creation).
1377 2000-11-16 DJ Delorie <dj@redhat.com>
1379 * rtl.c (read_rtx): Provide suitable names for unnamed
1380 define_insn and define_insn_and_split patterns, based on file
1383 2000-11-15 Neil Booth <neilb@earthling.net>
1385 * cpplib.c (start_directive, end_directive): New functions.
1386 (_cpp_handle_directive, run_directive): Use them.
1387 (_cpp_handle_directive): Don't -Wtraditional on indented
1389 (_cpp_push_buffer): Don't re-clear was_skipping.
1390 * cpplib.h (struct cpp_reader): New member la_saved.
1391 * cppmacro.c (cpp_get_token): Don't interpret _Pragma in
1394 gcc.dg/cpp/_Pragma1.c: Update.
1395 gcc.dg/cpp/_Pragma2.c: New test.
1397 2000-11-15 Mark Mitchell <mark@codesourcery.com>
1399 * toplev.c (wrapup_global_declarations): Don't write out
1400 artificial static variables that aren't needed.
1402 2000-11-15 Bernd Schmidt <bernds@redhat.co.uk>
1404 * ia64.c (struct group): New structure.
1405 (last_group): New static array.
1406 (group_idx): New static variable.
1407 (emit_group_barrier_after, errata_find_address_regs, errata_emit_nops):
1408 New static functions.
1409 (emit_insn_group_barriers): Initialize and keep track of group_idx
1411 Call errata_emit_nops if TARGET_B_STEP or TARGET_A_STEP.
1412 Replace all calls to emit_insn_after that emit a group barrier to use
1413 emit_group_barrier_after.
1414 * ia64.h (MASK_B_STEP): New.
1415 (other MASK_XXX macros): Renumbered.
1416 (TARGET_B_STEP): New.
1417 (TARGET_SWITCHES): Add -mb-step.
1419 2000-11-15 Fred Fish <fnf@be.com>
1421 * fixinc/mkfixinc.sh (fixincludes): Add *-*-beos* to list of
1422 machines for which fixincludes is not needed.
1423 * config/i386/x-beos (STMP_FIXPROTO): Don't run fixproto.
1425 2000-11-15 Jason Merrill <jason@redhat.com>
1427 * diagnostic.c (finish_abort): New fn.
1428 (fancy_abort, error_recursion): Use it.
1429 * toplev.c (crash_signal): Likewise.
1430 * diagnostic.h: Declare it.
1432 2000-11-13 Andrew Haley <aph@redhat.com>
1434 * tree.c (build_type_no_quals): New function.
1435 * tree.h (build_type_no_quals): Declare.
1436 * c-common.c (c_get_alias_set): When considering type
1437 compatibility for pointer types, ignore cv-qualifiers anywhere in
1440 2000-11-15 Graham Stott <grahams@redhat.com>
1442 * regrename.c (scan_rtx_rtx): Skip to the next chain on
1443 encountering a terminated chain.
1445 2000-11-14 Mark Mitchell <mark@codesourcery.com>
1447 * configure.in: Move check for V3 above check for C++ header-file
1449 * configure: Regenerated.
1451 2000-11-14 DJ Delorie <dj@redhat.com>
1453 * config/v850/v850.c: Remove obstacks.
1455 Tue Nov 14 21:54:31 2000 Marek Michalkiewicz <marekm@linux.org.pl> & Denis Chertykov <denisc@overta.ru>
1457 * config/avr/avr.c (avr_case_values_threshold): New.
1458 (avr_override_options): Set it depending on options, make it large
1459 when not optimizing to work around "unable to generate reloads".
1461 * config/avr/avr.h (TARGET_SWITCHES): Add -mno-tablejump option.
1462 (EXTRA_SECTION_FUNCTIONS): Make the .progmem.gcc_sw_table section
1463 executable if not AVR_MEGA. Make sure jump tables are word-aligned.
1464 (JUMP_TABLES_IN_TEXT_SECTION): Define as 0, not 1.
1465 (ASM_OUTPUT_ADDR_VEC_ELT): Optimize, use "rjmp" if not AVR_MEGA.
1466 (avr_case_values_threshold): Declare as extern int.
1467 (CASE_VALUES_THRESHOLD): Define as avr_case_values_threshold.
1469 * config/avr/avr.md (tablejump): Removed.
1470 (*tablejump_rjmp): New for jump tables made from "rjmp" instructions.
1471 (*tablejump_lib, *tablejump_enh, *tablejump): Change to expect the
1472 index in the table, not multiplied by 2.
1473 (casesi): Change to match the above insns. Always enable.
1475 * config/avr/libgcc.S (__tablejump__): Rename to __tablejump2__.
1476 Change to expect the word address of the table, multiply it by 2
1477 here and not in the caller. Change "adiw" to faster "inc".
1479 2000-11-14 Neil Booth <neilb@earthling.net>
1481 * cppexp.c (parse_defined): Call cpp_get_token not
1484 * cpplex.c (cpp_output_line): Similarly.
1485 * cpplib.c (glue_header_name, do_line, do_ident,
1486 parse_answer, parse_assertion): Similarly.
1487 (_cpp_handle_diretive): Don't save to lookaheads
1488 when processing directives.
1489 * cppmacro.c (parse_arg, expand_arg): Call cpp_get_token not
1491 (funlike_invocation_p): Don't save to lookaheads
1492 when pre-expanding arguments.
1493 (_cpp_get_token): Delete.
1494 (cpp_get_token): Merge contents of _cpp_get_token.
1496 2000-11-14 Jakub Jelinek <jakub@redhat.com>
1498 * builtins.c (expand_builtin_setjmp): Set
1499 current_function_calls_setjmp.
1500 (expand_builtin_longjmp): Set current_function_calls_longjmp.
1502 * config/sparc/sparc.md (builtin_setjmp_setup): New expand.
1503 (do_builtin_setjmp_setup): New insn.
1505 Tue Nov 14 12:34:56 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1507 * tree.c (get_unwidened): Use host_integerp and tree_low_cst.
1508 (int_fits_type_p): For variable bounds, call force_fit_type.
1510 2000-11-14 Jakub Jelinek <jakub@redhat.com>
1512 * varasm.c (struct deferred_string): New structure.
1513 (const_str_htab): New variable.
1514 (STRHASH): New macro.
1515 (mark_const_str_htab_1, mark_const_str_htab, const_str_htab_hash,
1516 constr_str_htab_eq, const_str_htab_del): New functions.
1517 (output_constant_def): Add DEFER argument, defer string
1518 constants until mark_constant_pool time if requested.
1519 (mark_constant_pool): Walk the insn chain even if const_str_htab is
1521 (mark_constants): If a SYMBOL_REF for deferred string is found,
1522 output it and remove from hash table.
1523 (output_addressed_constants): Set DEFER to 0 in call to
1524 output_constant_def.
1525 * rtl.h (STRING_POOL_ADDRESS_P): Define.
1526 (output_constant_def): Adjust prototype.
1527 * expr.c (expand_expr): Set DEFER to 1 in call to output_constant_def.
1529 2000-11-14 Chandrakala Chavva <cchavva@redhat.com>
1531 * optabs.c (expand_complex_ab):: Use overflow-trapping optabs for
1532 signed types if flag_trapv.
1534 2000-11-14 Zack Weinberg <zack@wolery.stanford.edu>
1536 * tradcpp.c, tradcif.y: Update FSF mailing address, delete
1539 2000-11-14 Joseph S. Myers <jsm28@cam.ac.uk>
1541 * c-common.h (CTI_C_SIZE_TYPE): Update comment.
1543 2000-11-14 Jakub Jelinek <jakub@redhat.com>
1545 * varasm.c (struct varasm_status): Change x_const_rtx_sym_hash_table
1546 to array of pool_constnat pointers.
1547 (struct pool_constant): Add next_sym and label members.
1548 (struct pool_sym): Remove.
1549 (init_varasm_status): Change pool_sym into pool_constant.
1550 (mark_pool_constant): Mark pc->label string as well.
1551 (mark_pool_sym_hash_table): Remove.
1552 (mark_varasm_status): Remove it from caller as well.
1553 (free_varasm_status): Don't free pool_sym structures.
1554 (force_const_mem): Don't allocate pool_sym structure, instead
1555 fill pool->label and chain it into rtx_sym hash table.
1556 (find_pool_constant, mark_constant_pool): Use pool_constant instead
1559 2000-11-14 Jakub Jelinek <jakub@redhat.com>
1561 * reload1.c (emit_input_reload_insns): Honour forcing of constants
1562 into memory by PREFERRED_RELOAD_CLASS NO_REGS.
1564 2000-11-14 Michael Matz <matzmich@cs.tu-berlin.de>
1566 * dominance.c: New file.
1567 * Makefile.in (OBJS): Add dominance.o.
1569 * flow.c (compute_flow_dominators): Remove.
1570 (compute_immediate_dominators): Remove.
1571 (compute_immediate_postdominators): Remove.
1572 * basic-block.h: Remove their prototypes.
1573 (calculate_dominance_info): Add prototype.
1575 * dce.c (eliminate_dead_code): Change calls to above functions.
1576 Don't compute dominators but only immediate dominators.
1577 * flow.c (flow_loops_find): Change callers.
1578 * gcse.c (compute_code_hoist_data): Likewise.
1579 * haifa-sched.c (schedule_insns): Likewise.
1580 * ifcvt.c (if_convert): Likewise.
1581 * ssa.c (convert_to_ssa): Likewise, and only compute immediate
1584 2000-11-14 Richard Henderson <rth@redhat.com>
1586 * stmt.c (warn_if_unused_value): Don't warn if the expression
1589 * c-typeck.c (c_sizeof): Fold result to c_size_type_node.
1590 (c_sizeof_nowarn, c_alignof, c_alignof_expr): Likewise.
1592 2000-11-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1594 * loop.c (basic_induction_var): Revert accidental checkin.
1596 2000-11-13 Hans-Peter Nilsson <hp@axis.com>
1598 * c-lex.c (cb_leave_file): Harmonize conditions and order of
1599 statements to those of process_directive for (action == act_pop).
1601 * collect2.c (main): Pass on -B options from COLLECT_GCC_OPTIONS.
1603 * local-alloc.c (equiv_init_movable_p): References to CC0 are not
1606 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1608 * c-parse.in (stmts_and_decls): Deprecate use of label at end of
1611 2000-11-13 Neil Booth <neilb@earthling.net>
1613 * cpplex.c (_cpp_lex_token): CPP_COMMENT and true CPP_EOF
1614 cases return without MI check.
1615 * cpplib.c (do_diagnostic): Take boolean of whether to
1616 print the directive name.
1617 (do_error, do_warning): Update.
1618 (do_pragma_dependency): Use it.
1619 * cpplib.h (VARARGS_FIRST): Delete.
1620 (struct cpp_token): Delete integer.
1621 * cppmacro.c (enter_macro_context): Move disabled check
1623 (_cpp_get_token): Simplify into a single loop.
1625 2000-11-13 Richard Earnshaw <rearnsha@arm.com>
1627 * configure.in: Use 'test -f' not '[ -e'.
1628 * configure: Regenerated.
1630 2000-11-13 DJ Delorie <dj@redhat.com>
1632 * config/mn10300/mn10300.md (store_movm): Note which registers are
1633 really used or clobbered.
1635 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1637 * c-parse.in (ends_in_label): Remove from %union and %type.
1638 (decls, stmts, lineno_stmt_or_labels, xstmts,
1639 lineno_stmt_or_label, stmt_or_label): Remove.
1640 (stmts_and_decls, lineno_stmt_decl_or_labels_ending_stmt,
1641 lineno_stmt_decl_or_labels_ending_decl,
1642 lineno_stmt_decl_or_labels_ending_label,
1643 lineno_stmt_decl_or_labels_ending_error,
1644 lineno_stmt_decl_or_labels, compstmt_contents_nonempty,
1645 lineno_stmt, lineno_label): New.
1646 (compstmt_nostart): Use compstmt_contents_nonempty.
1648 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1650 * c-common.c (boolean_increment): New function.
1651 * c-common.h (enum c_tree_index): Add CTI_C_BOOL_TYPE,
1652 CTI_C_BOOL_TRUE and CTI_C_BOOL_FALSE.
1653 (c_bool_type_node, c_bool_true_node, c_bool_false_node): Define.
1654 (boolean_increment): Declare.
1655 * c-convert.c (convert): Allow for BOOLEAN_TYPE.
1656 * c-decl.c (init_decl_processing): Create boolean nodes.
1657 (finish_struct): Allow for _Bool bitfields.
1658 * c-parse.in (reswords): Add _Bool.
1659 (rid_to_yy): Allow for RID_BOOL.
1660 * c-typeck.c (default_conversion): Make booleans promote to int.
1661 (convert_arguments, build_unary_op, build_modify_expr,
1662 convert_for_assignment): Allow for booleans.
1663 * ginclude/stdbool.h: Make conforming to C99.
1665 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1667 * c-parse.in (c99_block_start, c99_block_end,
1668 c99_block_lineno_labeled_stmt): New.
1669 (simple_if, do_stmt_start): Use c99_block_lineno_labeled_stmt.
1670 (stmt): Split off selection and iteration statements into...
1671 (select_or_iter_stmt): New. Use c99_block_lineno_labeled_stmt.
1673 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1675 * invoke.texi (-Wtrigraphs, -fdump-translation-unit, -save-temps,
1678 2000-11-13 Richard Earnshaw <rearnsha@arm.com>
1680 * arm.md (mulsidi3adddi, umulsidi3adddi): Revert previous change.
1681 Rewrite to avoid use of match_dup. Don't try to tie registers that
1682 are not in the same mode.
1684 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1686 * invoke.texi: Update lists of languages and suffixes supported.
1688 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1690 * configure.in: Take toplevel configure arguments from the
1691 environment to create configargs.h and substitute
1692 gcc_config_arguments, taking account of any existing configargs.h
1694 * configure: Regenerate.
1695 * gccbug.in: Include toplevel configure arguments in gccbug.
1697 2000-11-13 Richard Earnshaw <rearnsha@arm.com>
1699 * varasm.c (struct constant_descriptor): Put CONTENTS inside a
1700 union to make it well-aligned. Update all uses.
1702 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1704 * c-parse.in (initelt): Give appropriate pedantic warnings,
1705 depending on flag_isoc99, for non-ISO syntax and for C99 syntax
1707 (designator): If pedantic, pedwarn for a designator specifying a
1709 * c-typeck.c (set_init_index, set_init_label): Don't pedwarn for
1711 * extend.texi: Document the C99 syntax as the preferred syntax,
1712 and the pre-2.5 syntax as obsolete. Mention use of designator
1713 lists for nested subobjects.
1715 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1717 * diagnostic.c (vbuild_message_string, output_do_printf, vnotice):
1718 Add ATTRIBUTE_PRINTF.
1719 * tradcpp.c (v_message, warning, error, fatal, error_with_line):
1720 Add ATTRIBUTE_PRINTF*.
1722 2000-11-12 Mark Mitchell <mark@codesourcery.com>
1724 * function.c (assign_parms): When calling put_var_into_stack, make
1725 sure that there are no hidden pending sequences.
1727 2000-11-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1729 * builtins.c (expand_builtin): Handle BUILT_IN_INDEX and
1730 BUILT_IN_RINDEX. Add missing checks for BUILT_IN_STRCHR and
1733 * builtins.def (BUILT_IN_INDEX, BUILT_IN_RINDEX): New entries.
1735 * c-common.c (c_common_nodes_and_builtins): Declare index and
1736 rindex when nonansi builtins are allowed.
1738 * extend.texi (index, rindex): Document new builtins.
1740 2000-11-12 Mark Mitchell <mark@codesourcery.com>
1742 * configure.in: Turn on libstdc++ V3 by default.
1743 * configure: Regenerated.
1745 * fixinc/mkfixinc.sh: Use the ordinary fixincludes on Solaris.
1747 2000-11-12 Jakub Jelinek <jakub@redhat.com>
1749 * reload1.c (set_label_offsets): Go inside of PARALLELs.
1751 2000-11-12 Joseph S. Myers <jsm28@cam.ac.uk>
1753 * invoke.texi: Clean up option summary.
1755 2000-11-12 Nick Clifton <nickc@redhat.com>
1757 * config/mcore/mcore.c: Fix comment formating, and adjust sequence
1758 of #include headers.
1760 2000-11-12 Marc Espie <espie@openbsd.org>
1762 * configure.in: Fix filds test.
1765 2000-11-12 Mark Mitchell <mark@codesourcery.com>
1767 * jump.c (delete_computation): Don't assume that just becuase an
1768 instruction sets a register, that register is dead.
1770 2000-11-12 Neil Booth <neilb@earthling.net>
1772 * cppexp.c: Don't worry about pfile->skipping.
1773 * cpplib.c (struct if_stack): Make was_skipping unsigned char.
1774 (cpp_handle_directive): Save pfile->skipping in struct cpp_buffer
1775 for handled directives.
1776 (skip_rest_of_line): Use _cpp_lex_token after popping contexts
1777 and releasing lookaheads.
1778 (do_ifdef, do_ifndef, do_if): Use buffer->was_skipping.
1779 (do_else, do_elif, push_conditional): Update logic.
1780 (do_endif): Set buffer->was_skipping rather than pfile->skipping.
1781 (unwind_if_stack): Inline into cpp_pop_buffer.
1782 (cpp_push_buffer): Clear ifs->was_skipping for cpp_handle_directive.
1783 * cpplex.c (_cpp_lex_token): Clear skipping on EOF. Handle
1784 multiple-include optimisation.
1785 * cpplib.h (struct cpp_buffer): New member was_skipping.
1786 * cppmacro.c (_cpp_get_token): Loop whilst pfile->skipping. This
1787 works because skipping == 0 in directives.
1788 (_cpp_release_lookahead): Renamed from release_lookahead.
1789 (cpp_get_token): No need to check skipping as _cpp_get_token does
1790 this for us. No need to handle MI optimisation.
1792 Sat Nov 11 21:14:02 2000 Mark P Mitchell <mark@codesourcery.com>
1794 * fixinc/inclhack.def (sunos_matherr_decl): Bypass matherr
1795 declarations that use `__MATH_EXCEPTION' in their prototypes, too.
1796 * fixinc/fixincl.x: Regenerated.
1798 2000-11-11 Bruce Korb <bkorb@gnu.org>
1800 * fixinc/inclhack.def (avoid_bool_type): avoid commenting out #endif
1801 (avoid_wchar_t_type): ditto
1802 * fixinc/fixinc.irix: obsoleted
1804 2000-11-11 Zack Weinberg <zack@wolery.stanford.edu>
1806 * configure.in: Don't add $outputs to all_lang_makefiles. Add
1807 $srcdir/$s/Makefile.in if it exists.
1808 * configure: Regenerate.
1810 Sat Nov 11 18:41:20 2000 Mark P Mitchell <mark@codesourcery.com>
1812 * fixinc/mkfixinc.sh: Use the ordinary fixincludes on IRIX.
1814 2000-11-11 Jason Merrill <jason@redhat.com>
1816 * function.c (assign_parms): If TREE_ADDRESSABLE is set, try to
1817 give the parm a register and then call put_var_into_stack.
1818 * stmt.c (expand_decl): Likewise.
1820 2000-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
1822 * gcc.texi: Adjust wording.
1824 2000-11-11 Mark Mitchell <mark@codesourcery.com>
1826 * fixinc/inclhack.def (avoid_wchar_t_type): New fix.
1827 * fininc/fixincl.x: Regenerated.
1829 2000-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
1831 * invoke.texi: Correct spelling of -foptimize-register-move.
1833 2000-11-11 Neil Booth <neilb@earthling.net>
1835 Remove CPP_PLACEMARKERs.
1837 * cppexp.c (lex): Don't handle CPP_PLACEMARKER.
1838 * cpplex.c (_cpp_lex_token): Rename skip_newlines to next_bol
1839 * cpplib.c (skip_rest_of_line, check_eol, cpp_push_buffer):
1841 * cpplib.h: Remove CPP_PLACEMARKER.
1842 (struct lexer_state): Rename skip_newlines to next_bol.
1843 * cppmacro.c (stringify_arg): Don't handle CPP_PLACEMARKER.
1844 Simplify prev_white handling as a result.
1845 (paste_all_tokens): Don't worry about CPP_PLACEMARKERs.
1846 (parse_arg): Empty arguments are now empty, not CPP_PLACEMARKERs.
1847 (parse_args): Similarly. Update argument count tests.
1848 (enter_macro_context): Return 2 to indicate an empty macro.
1849 (replace_args): Don't bother pre-expanding an empty argument.
1850 Handle placemarkers and ## extension during pre-expansion.
1851 (cpp_get_token): Handle empty macro expansions. Don't worry
1852 about CPP_PLACEMARKERs.
1853 (_cpp_create_definition): Empty macros are now empty.
1854 (cpp_macro_defintion): Don't special case empty macros.
1855 * scan-decls.c: Don't bother with CPP_PLACEMARKERs.
1856 * c-lex.c: Similarly.
1858 2000-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
1860 * gcc.texi, invoke.texi: Add new section discussing language
1861 standards; link to it where appropriate; refer to ISO C instead of
1864 2000-11-11 Alexandre Oliva <aoliva@redhat.com>
1866 * builtins.c (std_expand_builtin_va_start): Take PARM_BOUNDARY
1869 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie SFmode to other FP
1872 2000-11-10 Joseph S. Myers <jsm28@cam.ac.uk>
1874 * gcc.texi, gcov.texi: Update dates and version numbers.
1876 2000-11-10 Zack Weinberg <zack@wolery.stanford.edu>
1878 * configure.in: Remove AC_PROG_LEX and AC_PROG_YACC. Look for
1879 flex and bison, specifically, first in a unified build and
1880 then installed on the system.
1881 * Makefile.in: Set BISON to @BISON@, FLEX to @FLEX@. Rename
1882 LEXFLAGS to FLEXFLAGS. Adjust ORDINARY_FLAGS_TO_PASS to
1885 (collect2.o, gcc.o, prefix.o, toplev.o, alloca.o, intl.o,
1886 cppdefault.o): Remove pointless sed munging of source file
1889 2000-11-10 Bernd Schmidt <bernds@redhat.co.uk>
1891 * reload.c (find_reloads_address_1, case POST_MODIFY): Use RELOAD_OTHER
1892 for address reloads. Push replacements for REG_INC notes.
1893 (regno_clobbered_p): New arg SETS. Examine SETs if it's nonzero. All
1895 * reload1.c (choose_reload_regs): Registers set in the insn can't be
1896 used for RELOAD_OTHER reloads.
1898 2000-11-10 Mark Mitchell <mark@codesourcery.com>
1900 * c-dump.h: New file.
1902 2000-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1904 * alpha.c (check_float_value): Use memcpy, not bcopy.
1905 * arm.c (output_move_double): Likewise.
1907 * m88k.c (legitimize_operand): Likewise.
1908 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
1909 * m88k.md: Likewise.
1910 * mips.c (override_options): Likewise.
1911 * mips.md: Likewise.
1912 * romp.c (output_fpops): Likewise.
1913 * rs6000.c (rs6000_override_options): Likewise.
1915 * vax.c (check_float_value): Likewise.
1917 * emit-rtl.c (copy_rtx_if_shared, init_emit_once): Likewise.
1918 * expmed.c (synth_mult): Likewise.
1919 * final.c (add_bb_string): Likewise.
1920 * genattr.c (main): Likewise.
1921 * genattrtab.c (attr_string, simplify_cond, copy_rtx_unchanging):
1923 * jump.c (thread_jumps): Likewise.
1924 * prefix.c (save_string): Likewise.
1925 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Likewise.
1926 * regclass.c (init_reg_sets, init_reg_sets_1): Likewise.
1927 * reload1.c (reload, eliminate_regs): Likewise.
1929 2000-11-10 Joseph S. Myers <jsm28@cam.ac.uk>
1931 * gcc.texi (Service): Update to reflect current practice and
1932 location of the GNU service directory.
1934 2000-11-09 Bernd Schmidt <bernds@redhat.co.uk>
1936 * regrename.c (build_def_use): Mark contents of REG_INC notes as
1937 needing replacement.
1939 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Emit
1940 a no-op move if regs are equal.
1941 * toplev.c (rest_of_compilation): Do the noop moves elimination pass
1942 when calling jump after post-reload splitting.
1944 2000-11-09 Jan van Male <jan.vanmale@fenk.wau.nl>
1946 * c-tree.texi: Fix typos.
1947 * extend.texi: Likewise
1948 * gcov.texi: Likewise
1949 * rtl.texi: Likewise
1952 2000-11-09 Hans-Peter Nilsson <hp@axis.com>
1954 * c-lex.c [! NO_IMPLICIT_EXTERN_C] (cb_enter_file): Check
1955 in_system_header and flags[1] before dereferencing flags[2].
1957 2000-11-09 Matthew Hiller <hiller@redhat.com>
1959 * reload1.c (reload_combine): Fixed calculation of
1960 first_index_reg, last_index_reg.
1962 2000-11-09 Mark Mitchell <mark@codesourcery.com>
1964 * c-dump.c (dequeue_and_dump): Dump function bodies.
1966 * Makefile.in (C_AND_OBJC_OBJS): Add c-dump.o.
1967 (c-dump.o): New target.
1968 * c-common.h (flag_dump_translation_unit): New variable.
1969 (C_TYPE_QUALS): New macro.
1970 (strip_array_types): New function.
1971 (DECL_C_BIT_FIELD): New macro.
1972 (SET_DECL_C_BIT_FIELD): Likewise.
1973 (CLEAR_DECL_C_BIT_FIELD): Likewise.
1974 (dump_info_p): New typedef.
1975 (dump_tree_fn): Likewise.
1976 (lang_dump_tree): New variable.
1977 (dump_node_to_file): New function.
1978 * c-common.c (flag_dump_translation_unit): Define it.
1979 (strip_array_types): New function.
1980 * c-decl.c (c_decode_option): Handle -fdump-translation-unit.
1981 * c-lang.c (finish_file): Call dump_node_to_file if
1982 flag_dump_translation_unit.
1983 * c-semantics.c (mark_rtl_for_local_static): Fix typo in comment.
1984 * c-tree.h (DECL_C_BIT_FIELD): Remove declaration.
1985 * c-dump.c: New file.
1987 2000-11-09 Christopher Faylor <cgf@cygnus.com>
1989 * config/i386/cygwin.h: Add mingw startfile prefix.
1991 2000-11-09 Richard Henderson <rth@redhat.com>
1993 * flow.c (invalidate_mems_from_set): Split out from ...
1994 (mark_set_1): ... here.
1995 (try_pre_increment_1): Use it. Use propagate_block_delete_insn
1996 instead of turning insn into a NOTE_INSN_DELETED.
1998 2000-11-10 Joseph S. Myers <jsm28@cam.ac.uk>
2000 * extend.texi, invoke.texi: Move documentation of builtin versions
2001 of C library functions to one place and update.
2003 2000-11-09 Richard Henderson <rth@redhat.com>
2005 * fold-const.c (fold): Compare TYPE_MAIN_VARIANT rather than
2006 the types themselves to discover type equivalence.
2008 2000-11-09 Mike Stump <mrs@wrs.com>
2010 * Makefile.in (distclean): Remove a few extra leftovers.
2012 2000-11-09 Richard Henderson <rth@redhat.com>
2014 * recog.c (validate_replace_rtx_1): Consider subregs when
2015 replacing a register with a constant inside a sign/zero_extend.
2017 * config/alpha/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2019 2000-11-09 Geoffrey Keating <geoffk@redhat.com>
2021 * c-decl.c (finish_struct): When a structure is completed,
2022 check all its variant types for completeness.
2024 2000-11-09 Neil Booth <neilb@earthling.net>
2026 * cpphash.c: Move cpp_defined here from cpplib.c.
2027 * cpplib.c: Update comments, move cpp_defined to cpphash.c.
2028 * cpplex.c (_cpp_lex_token): Don't leave the lexer at EOL.
2029 * cppmacro.c (cpp_get_token): Update comments, no need now
2030 to catch the CPP_EOF meaning EOL case.
2032 2000-11-08 Geoffrey Keating <geoffk@redhat.com>
2034 * config/sparc/sparc.c (sparc_va_arg): When the required alignment
2035 is more than that provided, copy to a temporary.
2037 2000-11-09 Alexandre Oliva <aoliva@redhat.com>
2039 * mklibgcc.in (EXTRA_MULTILIB_PARTS): Prevent `make' from
2040 interpreting $out as a macro assignment.
2041 * Makefile.in (T_TARGET): New auxiliary macro and target.
2042 (all): Add a target right in the beginning, so that we don't build
2043 T_TARGET by default.
2045 2000-11-09 Graham Stott <grahams@redhat.com>
2047 * config/i386/i386.md (mmx_pinsrw): Output operands in correct
2048 order for -mintel-syntax. Remove comment now that the operand
2049 order has been checked.
2050 (mmx_pextrw): Likewise.
2051 (mmx_pshufw): Likewise.
2053 2000-11-09 Jakub Jelinek <jakub@redhat.com>
2055 * builtins.c (c_strlen): Use TREE_STRING_LENGTH - 1 for max.
2056 (c_getstr): New function.
2057 (expand_builtin_strstr): Do nothing if -fcheck-memory-usage.
2058 If both arguments are constant string, optimize out.
2059 (expand_builtin_strchr, expand_builtin_strrchr): New functions.
2060 (expand_builtin_strpbrk): Use c_getstr, do nothing if
2061 -fcheck-memory-usage.
2062 (expand_builtin_fputs): Likewise.
2063 (expand_builtin_strcmp): Add MODE argument.
2064 Use even if !HAVE_cmpstrsi.
2065 Optimize the case when both arguments are constant strings.
2066 (expand_builtin): Adjust expand_builtin_strcmp caller.
2067 Call expand_builtin_strchr and expand_builtin_strrchr.
2068 * c-common.c (c_common_nodes_and_builtins): Add strchr and strrchr
2070 * builtins.def (BUILT_IN_STRRCHR): Add.
2072 2000-11-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2074 * fixinc/gnu-regex.c: Rename EGCS LOCAL markers to GCC LOCAL.
2076 2000-11-09 Joseph S. Myers <jsm28@cam.ac.uk>
2078 * calls.c (expand_call, emit_library_call_value_1), collect2.c
2079 (scan_prog_file), config/a29k/a29k.c (print_operand),
2080 config/sparc/sparc.c (order_regs_for_local_alloc): Use memcpy ()
2081 instead of bcopy ().
2082 * real.h: Use memcmp () instead of bcmp ().
2083 * config/m88k/m88k.c (m88k_layout_frame), config/sh/sh.c
2084 (split_branches), config/sparc/sparc.c (ultra_flush_pipeline,
2085 ultrasparc_sched_init, ultrasparc_sched_reorder),
2086 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Use memset ()
2087 instead of bzero ().
2088 * config/vax/xm-xms.h (FILE_NAME_NONDIRECTORY): Use strrchr ()
2089 instead of rindex ().
2090 * configure.in: Don't check for bzero, bcmp, index or rindex.
2091 * configure, config.in: Regenerate.
2092 * system.h: Don't include declarations for bzero, bcmp, index or
2094 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Don't define
2095 bzero, bcmp, index or rindex.
2097 Wed Nov 8 21:58:20 2000 Christopher Faylor <cgf@cygnus.com>
2099 * config/i386/cygwin.h: Add -no-win32 switch. Separate -mno-cygwin
2100 include and library paths from -mcygwin case. Parameterize some
2101 declarations to avoid warnings. Use standard locations for include and
2104 2000-11-08 Nick Clifton <nickc@redhat.com>
2106 * config/arm/arm.md (mulsidi3adddi): Change output operand
2107 constraint from "=&" to "+&".
2108 (umulsidi3adddi): Change output operand constraint from "=&" to
2111 2000-11-08 Richard Henderson <rth@redhat.com>
2113 * flow.c (init_propagate_block_info): Protect the rtx stored in
2114 mem_set_list from modification by find_auto_inc.
2115 (mark_set_1): Likewise.
2117 2000-11-08 Neil Booth <neilb@earthling.net>
2119 Move directive handling into the lexer itself.
2121 * cpplex.c (_cpp_lex_token): Handle directives directly.
2122 In the case of a directive interrupting a function-like
2123 macro invocation, use extra_char since read_ahead is
2124 used to store the '#'. Return a CPP_EOF in this case.
2125 * cppmacro.c (parse_arg): No need to handle CPP_DHASH any more.
2126 (cpp_get_token): Don't handle directives here.
2127 * cpplib.h: Remove CPP_DHASH token type.
2129 Wed Nov 8 21:53:41 MET 2000 Jan Hubicka <jh@suse.cz>
2131 * regmove.c (combine_stack_adjustments_for_blocks): Recognize pushes
2132 formed using PRE_MODIFY too.
2134 2000-11-08 Mark Mitchell <mark@codesourcery.com>
2136 * c-tree.texi (VAR_DECL): Describe representation of GCC's
2137 extension for placing variables in particular registers.
2139 * c-tree.texi (FUNCTION_TYPE): Clarify TYPE_ARG_TYPES for
2140 unprototyped C functions with no parameters.
2142 2000-11-08 Jakub Jelinek <jakub@redhat.com>
2144 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Cast DELTA to int
2145 before passing to fprintf.
2147 2000-11-08 Jakub Jelinek <jakub@redhat.com>
2149 * function.c (expand_function_start): Cast GET_MODE_SIZE to
2150 HOST_WIDE_INT before negating it.
2152 2000-11-08 Jakub Jelinek <jakub@redhat.com>
2154 * expr.c (expand_expr) [ADDR_EXPR]: Handle when op0 is RETURN_DECL
2155 passed in multiple non-contiguous locations.
2157 2000-11-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2159 * README.gnat: Remove file.
2161 2000-11-08 Alexandre Oliva <aoliva@redhat.com>
2163 * mklibgcc.in (EXTRA_MULTILIB_PARTS): Generate multilib parts
2166 2000-11-07 Richard Henderson <rth@redhat.com>
2168 * dwarfout.c (INSN_LABEL_FMT): Remove.
2169 (output_label_die): Use ASM_GENERATE_INTERNAL_LABEL.
2170 (dwarfout_label): Remove.
2171 * dwarfout.h: Remove it's prototype.
2172 * dwarf2out.c (INSN_LABEL_FMT): Remove.
2173 (gen_label_die): Use ASM_GENERATE_INTERNAL_LABEL.
2174 (dwarf2out_label): Remove.
2175 * dwarf2out.h: Remove it's prototype.
2176 * final.c (final_scan_insn): Don't call dwarf[2]out_label.
2178 2000-11-07 Richard Henderson <rth@redhat.com>
2180 * config/ia64/fde-glibc.c (find_fde_for_dso): Do a binary
2181 search on the unwind region section.
2183 * config/ia64/ia64.md (movbi): Add r/r alternative.
2184 (cmovdi_internal_astep): Describe all combinations of register
2185 classes for sources & destinations; remove matching constraints.
2186 (cmovdi_internal): Likewise.
2188 * gcc.c (default_compilers) [@cpp-output]: Add -fpreprocessed.
2190 2000-11-07 Richard Henderson <rth@redhat.com>
2192 * c-lang.c (start_cdtor, finish_cdtor): New functions.
2193 (finish_file): Use them in building constructor/destructor functions.
2195 * config/alpha/alpha.h (HAS_INIT_SECTION, LD_INIT_SWITCH,
2196 LD_FINI_SWITCH): Move ...
2197 * config/alpha/osf.h: ... here.
2198 * config/alpha/alpha-interix.h: Don't undef them.
2200 2000-11-07 Jeffrey Oldham <oldham@oz.codesourcery.com>
2202 * config/mips/t-iris6 (FPBIT): New. Added so that __unorddf2 is
2203 included in libgcc.a.
2205 (dp-bit.c): Likewise.
2206 (fp-bit.c): Likewise.
2208 2000-11-07 Nick Clifton <nickc@redhat.com>
2210 * config/m88k/m88k.h (GLOBAL_ASM_OP): Add missing tab.
2211 (INTERNAL_ASM_OP): Add missing tab.
2213 2000-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
2215 * alias.c (init_alias_analysis), calls.c (expand_call,
2216 emit_library_call_value_1), combine.c (init_reg_last_arrays),
2217 cse.c (new_basic_block), dbxout.c (dbxout_type), diagnostic.c
2218 (init_output_buffer, set_diagnostic_context), dwarf2out.c
2219 (equate_decl_number_to_die, build_abbrev_table), emit-rtl.c
2220 (init_emit_once), fold-const.c (mul_double, div_and_round_double),
2221 function.c (assign_parms), gcse.c (compute_can_copy,
2222 alloc_gcse_mem, alloc_reg_set_mem, record_one_set,
2223 compute_hash_table, compute_set_hash_table,
2224 compute_expr_hash_table), genattrtab.c (optimize_attrs), global.c
2225 (global_alloc, global_conflicts), haifa-sched.c (compute_trg_info,
2226 clear_units, schedule_block), integrate.c (initialize_for_inline,
2227 expand_inline_function), jump.c (thread_jumps), local-alloc.c
2228 (local_alloc), loop.c (combine_movables, count_loop_regs_set,
2229 load_mems_and_recount_loop_regs_set), print-tree.c (debug_tree),
2230 regclass.c (init_reg_sets, init_reg_sets_1, regclass,
2231 record_reg_classes, allocate_reg_info), reload.c
2232 (get_secondary_mem, remove_address_replacements, find_reloads),
2233 reload1.c (reload, set_initial_label_offsets, finish_spills,
2234 reload_as_needed, choose_reload_regs_init,
2235 reload_cse_simplify_operands), reorg.c (dbr_schedule), sbitmap.c
2236 (sbitmap_zero), simplify-rtx.c (simplify_plus_minus), ssa.c
2237 (rename_registers), stmt.c (expand_end_case), unroll.c
2238 (unroll_loop), varray.c (varray_grow), objc/objc-act.c: Use memset
2239 () instead of bzero ().
2241 2000-11-07 Neil Booth <neilb@earthling.net>
2243 * cp/lang-specs.h: Fix -save-temps specs under USE_CPPLIB.
2245 2000-11-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2247 * c-common.c (combine_strings): Only warn about long strings for C.
2249 Tue Nov 7 19:44:30 2000 J"orn Rennecke <amylaar@redhat.com>
2251 * combine.c (distribute_notes): Fix typo in last change.
2253 2000-11-07 Geoff Keating <geoffk@redhat.com>
2255 * config/rs6000/rs6000.md (movdi_internal32+1): Use
2256 operand_subreg_force rather than gen_rtx_SUBREG.
2257 (movdi_internal32+2): Likewise.
2259 2000-11-07 Philip Blundell <philb@gnu.org>
2261 * configure.in (arm*-*-linuxaout*): Obsolete, deleted.
2262 * config/arm/linux-aout.h: Likewise.
2263 * configure: Regenerate.
2265 2000-11-07 Philipp Thomas <pthomas@suse.de>
2267 * ABOUT-GCC-NLS: Remove the patch for gettext as it has been
2268 accepted my the gettext maintainer.
2270 2000-11-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2272 * builtins.c (expand_builtin_strpbrk): New function.
2273 (expand_builtin): Handle BUILT_IN_STRPBRK.
2275 * builtins.def (BUILT_IN_STRPBRK): New entry.
2277 * c-common.c (c_common_nodes_and_builtins): Declare builtin
2280 2000-11-07 David O'Brien <obrien@dragon.nuxi.com>
2282 * config/alpha/freebsd.h: New file -- FreeBSD/alpha architecture file.
2283 * POTFILES.in: Add config/alpha/freebsd.h
2284 * configure.in: Add alpha*-freebsd support.
2285 * configure: Regenerate.
2287 2000-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
2289 * tree.c (build_common_tree_nodes_2): Make va_list_type_node be a
2290 copy of ptr_type_node rather than ptr_type_node itself.
2292 Tue Nov 7 06:29:24 2000 J"orn Rennecke <amylaar@redhat.com>
2294 * combine.c (recog_for_combine): Allocate uninitialized vector with
2296 * recog.c (apply_change_group): Likewise.
2298 Tue Nov 7 06:24:02 2000 J"orn Rennecke <amylaar@redhat.com>
2300 * flow.c (verify_local_live_at_start): Back out last change.
2301 * combine.c (distribute_notes): When parts of a hard reg are
2302 neither set nor referenced in PLACE, search backwards for a
2303 place to put a REG_UNUSED note; if none found, ask for flow
2306 Mon Nov 6 20:08:13 2000 J"orn Rennecke <amylaar@redhat.com>
2308 * reload1.c (eliminate_regs_in_insn): Allow a set to be a PARALLEL
2309 with (clobber (match_scratch...)).
2311 2000-11-06 Neil Booth <neilb@earthling.net>
2313 * c-lex.c (init_c_lex): If cpp_start_read fails, exit with
2316 2000-11-06 Neil Booth <neilb@earthling.net>
2318 * tradcpp.c (special_symbol): Assign an null string rather
2319 than writing to an unallocated buffer.
2321 2000-11-06 Neil Booth <neilb@earthling.net>
2323 * cpplex.c (_cpp_equiv_tokens): Check arg_no in the
2326 2000-11-06 Neil Booth <neilb@earthling.net>
2328 * c-lex.c (c_lex): Replace tok.val.aux with tok.val.c or
2329 tok.val.arg_no as appropriate.
2330 * cppexp.c (lex): Similarly.
2331 * cpplex.c (_cpp_lex_token, cpp_spell_token, cpp_output_token,
2332 cpp_equiv_tokens, cpp_can_paste, cpp_avoid_paste): Similarly.
2333 * cppmacro.c (stringify_arg, replace_args, lex_expansion_token,
2334 cpp_macro_definition): Similarly.
2335 * cpplib.h (struct cpp_token): Replace aux with c and arg_no.
2337 2000-11-06 Jakub Jelinek <jakub@redhat.com>
2339 * config/sparc/sparc.md (adddi3): If operands[2] is 4096 and
2340 operands[1] is constant, calculate the sum and generate movdi.
2341 (addsi3): Similarly. Use SImode in call to arith_4096_operand.
2342 (subsi3): Use SImode in call to arith_4096_operand.
2344 2000-11-06 Jakub Jelinek <jakub@redhat.com>
2346 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): On sparc64 we need to
2347 adjust %o1, not %o0 if the return type is large structure.
2349 2000-11-06 Jakub Jelinek <jakub@redhat.com>
2351 * config/sparc/sparc.md (smulsi3_highpart_v8plus, ashldi3_v8plus+1,
2352 update_return, flush, flushdi, ffssi2, ffsdi2): Fix output formatting.
2354 Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
2356 * expmed.c (expand_divmod): For signed divide by 2, prefer
2357 a branch and fewer shifts if branches are very cheap.
2359 2000-11-05 Joseph S. Myers <jsm28@cam.ac.uk>
2361 * Makefile.in: Remove all targets related to building
2362 distributions and diffs, or INSTALL.
2363 * INSTALL, install1.texi: Remove.
2364 * configure.in: Remove mention of distdir.
2365 * configure: Regenerate.
2366 * objc/Make-lang.in: Remove mention of distdir.
2368 2000-11-04 Neil Booth <neilb@earthling.net>
2370 * cpp.texi: Update for _Pragma.
2372 2000-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
2374 * gcc.texi (Contributing): Update URL for projects web page.
2376 2000-11-04 Neil Booth <neilb@earthling.net>
2378 * cpplex.c (parse_string): Don't allow multiline strings in
2379 #include family directives.
2381 2000-11-04 Neil Booth <neilb@earthling.net>
2383 * cpplib.c (do_line): Only warn pedantically if not reading
2386 2000-11-04 Alexandre Oliva <aoliva@redhat.com>
2388 * calls.c (emit_call_1) [sibcall_pop]: Use n_popped instead of
2391 2000-11-03 Zack Weinberg <zack@wolery.stanford.edu>
2393 * builtins.c (expand_builtin_strlen): Remove unused mode
2395 * gcc.c (process_command): Remove unused variable.
2396 * fold-const.c: Include expr.h.
2397 * recog.c: Include reload.h.
2398 * Makefile.in (recog.o, fold-const.o): Update deps.
2400 2000-11-02 Geoffrey Keating <geoffk@cygnus.com>
2402 * fixinc/gnu-regex.c: Change 'CYGNUS LOCAL' to 'EGCS LOCAL'.
2404 Fri Nov 3 13:41:04 2000 Mark P Mitchell <mark@codesourcery.com>
2406 * config/mips/iris6.h (SUBTARGET_CC1_SPEC): Remove -static
2408 (STARTFILE_SPEC): Likewise.
2409 (LINK_SPEC): Likewise.
2411 2000-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2413 * Makefile.in (fold-const.o): Depend on $(GGC_H), not ggc.h.
2414 (toplev.o): Likewise for $(LOOP_H)/loop.h and $(REGS_H)/regs.h.
2415 (simplify-rtx.o): Likewise for $(GGC_H)/ggc.h.
2417 2000-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
2419 * c-decl.c (duplicate_decls, copy_lang_decl), dwarfout.c
2420 (dwarfout_line), gcc.c (main, save_string), tree.c (init_obstacks,
2421 perm_calloc, get_identifier, maybe_get_identifier,
2422 real_value_from_int_cst, simple_cst_equal), varasm.c
2423 (assemble_name, assemble_real, immed_real_const_1,
2424 compare_constant_1, decode_rtx_const, output_constant_pool): Use
2425 strrchr () instead of rindex (). Use memcmp () instead of bcmp
2426 (). Use memcpy () instead of bcopy (). Use memset () instead of
2429 2000-11-03 Nathan Sidwell <nathan@codesourcery.com>
2431 * cppfiles.c (open_file): If already read, then don't reopen.
2432 Immediately close an empty file.
2434 2000-11-01 Bernd Schmidt <bernds@redhat.co.uk>
2436 * expr.h (fold_builtin): Move declaration...
2437 * tree.h (fold_builtin): ... here.
2439 Fri Nov 3 05:41:07 2000 J"orn Rennecke <amylaar@redhat.com>
2441 * flow.c (verify_local_live_at_start): Allow hard regs to die.
2443 2000-11-02 Neil Booth <neilb@earthling.net>
2446 * a29k/a29k.h, a29k/unix.h, a29k/vx29k.h,
2447 alpha/alpha-interix.h, alpha/alpha.h, alpha/linux.h,
2448 alpha/openbsd.h, alpha/osf.h, alpha/vms.h, alpha/vxworks.h,
2449 alpha/win-nt.h, arc/arc.h, arm/arm.h, arm/conix-elf.h,
2450 arm/linux-aout.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
2451 arm/riscix1-1.h, arm/semiaof.h, arm/unknown-elf-oabi.h, arm/vxarm.h,
2452 c4x/rtems.h, clipper/clix.h, convex/convex.h, d30v/d30v.h,
2453 elxsi/elxsi.h, fr30/fr30.h, h8300/h8300.h, i370/linux.h, i370/mvs.h,
2454 i370/oe.h, i386/386bsd.h, i386/aix386ng.h, i386/beos-elf.h,
2455 i386/bsd386.h, i386/crtdll.h, i386/cygwin.h, i386/dgux.h,
2456 i386/djgpp-rtems.h, i386/djgpp.h, i386/freebsd-aout.h, i386/freebsd.h,
2457 i386/gnu.h, i386/i386-interix.h, i386/i386.h, i386/linux-aout.h,
2458 i386/linux-oldld.h, i386/linux.h, i386/lynx-ng.h, i386/lynx.h,
2459 i386/mach.h, i386/mingw32.h, i386/moss.h, i386/netbsd.h,
2460 i386/netware.h, i386/next.h, i386/openbsd.h, i386/osf1elf.h,
2461 i386/osfelf.h, i386/osfrose.h, i386/ptx4-i.h, i386/rtems.h,
2462 i386/rtemself.h, i386/sco.h, i386/sco4.h, i386/sco4dbx.h, i386/sco5.h,
2463 i386/scodbx.h, i386/sequent.h, i386/sol2.h, i386/sun.h, i386/sysv3.h,
2464 i386/sysv4.h, i386/uwin.h, i386/vsta.h, i386/vxi386.h, i386/win-nt.h,
2465 i386/win32.h, i860/fx2800.h, i860/i860.h, i860/mach.h, i860/sysv3.h,
2466 i860/sysv4.h, i960/i960.h, i960/rtems.h, i960/vx960-coff.h,
2467 ia64/ia64.h, ia64/linux.h, m32r/m32r.h, m68k/3b1.h, m68k/3b1g.h,
2468 m68k/a-ux.h, m68k/altos3068.h, m68k/amix.h, m68k/apollo68.h,
2469 m68k/crds.h, m68k/ctix.h, m68k/dpx2.h, m68k/hp2bsd.h, m68k/hp320.h,
2470 m68k/hp3bsd.h, m68k/hp3bsd44.h, m68k/isi.h, m68k/linux-aout.h,
2471 m68k/linux.h, m68k/lynx-ng.h, m68k/lynx.h, m68k/m68kemb.h,
2472 m68k/m68kv4.h, m68k/mot3300.h, m68k/netbsd.h, m68k/news.h,
2473 m68k/next.h, m68k/openbsd.h, m68k/pbb.h, m68k/plexus.h, m68k/rtems.h,
2474 m68k/rtemself.h, m68k/sun2.h, m68k/sun3.h, m68k/sun3mach.h,
2475 m68k/tower-as.h, m68k/tower.h, m68k/vxm68k.h, m88k/dgux.h,
2476 m88k/dolph.h, m88k/luna.h, m88k/m88k-aout.h, m88k/m88k-coff.h,
2477 m88k/openbsd.h, m88k/sysv3.h, m88k/sysv4.h, mips/bsd-4.h,
2478 mips/bsd-5.h, mips/dec-bsd.h, mips/dec-osf1.h, mips/gnu.h,
2479 mips/iris3.h, mips/iris5.h, mips/iris6.h, mips/linux.h, mips/mips.h,
2480 mips/netbsd.h, mips/news4.h, mips/news5.h, mips/nws3250v4.h,
2481 mips/openbsd.h, mips/osfrose.h, mips/rtems64.h, mips/sni-svr4.h,
2482 mips/svr3-4.h, mips/svr3-5.h, mips/svr4-4.h, mips/svr4-5.h,
2483 mips/ultrix.h, ns32k/encore.h, ns32k/merlin.h, ns32k/netbsd.h,
2484 ns32k/ns32k.h, ns32k/pc532-mach.h, ns32k/pc532.h, ns32k/sequent.h,
2485 ns32k/tek6000.h, ns32k/tek6100.h, ns32k/tek6200.h, pa/pa-hiux.h,
2486 pa/pa-hpux.h, pa/pa-hpux7.h, pa/pa-linux.h, pa/pa-osf.h,
2487 pa/pa-pro-end.h, pa/pa.h, pa/rtems.h, pj/linux.h, pj/pj.h,
2488 romp/romp.h, rs6000/aix.h, rs6000/aix31.h, rs6000/aix41.h,
2489 rs6000/aix43.h, rs6000/beos.h, rs6000/eabi.h, rs6000/eabisim.h,
2490 rs6000/linux.h, rs6000/lynx.h, rs6000/mach.h, rs6000/rtems.h,
2491 rs6000/sysv4.h, rs6000/vxppc.h, sh/elf.h, sh/linux.h, sh/rtems.h,
2492 sh/rtemself.h, sh/sh.h, sparc/aout.h, sparc/elf.h, sparc/linux-aout.h,
2493 sparc/linux.h, sparc/linux64.h, sparc/lite.h, sparc/litecoff.h,
2494 sparc/liteelf.h, sparc/lynx-ng.h, sparc/lynx.h, sparc/netbsd.h,
2495 sparc/openbsd.h, sparc/pbd.h, sparc/rtems.h, sparc/rtemself.h,
2496 sparc/sol2-sld-64.h, sparc/sol2.h, sparc/sp64-aout.h,
2497 sparc/sp64-elf.h, sparc/sp86x-aout.h, sparc/sp86x-elf.h,
2498 sparc/sparc.h, sparc/sysv4.h, sparc/vxsim.h, sparc/vxsparc.h,
2499 v850/rtems.h, vax/netbsd.h, vax/openbsd.h, vax/ultrix.h, vax/vax.h,
2500 vax/vaxv.h, vax/vms.h, we32k/we32k.h
2502 Replace -A() with -A=, the new assertion syntax.
2504 Thu Nov 2 21:52:35 2000 J"orn Rennecke <amylaar@redhat.com>
2506 * combine.c (distribute_notes): Use rtx_equal_p to check elim_i2 /
2508 In REG_DEAD handling: When handling parts of multi-hard-reg hard
2509 registers, increment the loop counter by the size of the parts;
2510 use recursion to handle individual parts.
2512 2000-11-02 Neil Booth <neilb@earthling.net>
2514 * configure.in: Make integrated CPP the default.
2515 * configure: Regenerate.
2517 Thu Nov 2 19:20:12 2000 J"orn Rennecke <amylaar@redhat.com>
2519 * reload.c (find_equiv_reg): Test all hard registers for membership
2520 in the requested class.
2522 2000-11-02 Joseph S. Myers <jsm28@cam.ac.uk>
2524 * collect2.c (main, write_c_file_stat), gcc.c (translate_options,
2525 process_command, main), gcov.c (open_files, output_data), tlink.c
2526 (frob_extension, scan_linker_output), toplev.c
2527 (file_name_nondirectory): Use strchr () and strrchr () instead of
2528 index () and rindex ().
2530 2000-11-02 Joseph S. Myers <jsm28@cam.ac.uk>
2532 * c-common.c (get_flag_spec, check_format_info_main,
2533 check_format_types): Use strchr () instead of index (). Compare
2534 against error_mark_node instead of comparing the TREE_CODE against
2537 2000-11-02 Zack Weinberg <zackw@Stanford.EDU>
2541 * c-lex.c (init_c_lex): Update cpp_start_read call.
2542 (cb_ident): Update for new callback prototype.
2543 (cb_def_pragma): Update for new cpp_get_token prototype.
2544 (c_lex): Similarly. Use cpp_get_line.
2546 * c-parse.in (finish_parse): Update for new cpp_finish
2549 * cp/lex.c (finish_parse): Similarly.
2551 2000-11-01 Geoff Keating <geoffk@cygnus.com>
2553 * machmode.def: Add V16QImode.
2555 2000-11-01 Richard Henderson <rth@redhat.com>
2557 * dwarf2out.c (loc_descriptor_from_tree): Check for null result
2558 from rtl_for_decl_location.
2559 (add_location_or_const_value_attribute): Likewise.
2561 2000-11-01 Neil Booth <neilb@earthling.net>
2563 * cpplib.c (run_directive): Use correct line number for output
2564 of _Pragma. Remember any in-progress directive.
2566 * gcc.dg/cpp/vararg2.c, gcc.dg/cpp/_Pragm1.c: New tests.
2568 2000-11-01 Richard Henderson <rth@redhat.com>
2570 * stmt.c (expand_start_null_loop): Set continue_label.
2572 2000-11-01 Bernd Schmidt <bernds@redhat.co.uk>
2574 * builtins.c (fold_builtin_constant_p, fold_builtin): New functions.
2575 (expand_builtin_constant_p): Move parts of the code into
2576 fold_builtin_constant_p.
2577 (expand_builtin_strlen): Move parts of the code into fold_builtin.
2578 * expr.h (fold_builtin): Declare.
2579 * fold-const.c (fold): Handle builtin calls.
2581 * c-typeck.c (build_function_call): Call fold on the CALL_EXPR.
2583 2000-11-01 Richard Henderson <rth@redhat.com>
2585 * stmt.c (expand_start_null_loop): New.
2586 (expand_end_null_loop): New.
2587 * c-semantics.c (genrtl_do_stmt): Use them.
2588 * tree.h: Declare them.
2590 2000-11-01 Richard Henderson <rth@redhat.com>
2592 * cppmain.c (scan_buffer): Don't avoid paste for assembly.
2594 2000-11-01 Neil Booth <neilb@earthling.net>
2596 * c-parse.in (_yylex): Remove CPP_BACKSLASH case.
2597 * cp/spew.c: Similarly.
2598 * cpplex.c (_cpp_lex_token): Backslashes are now CPP_OTHER.
2599 * cppmacro.c (stringify_arg): Similarly.
2600 * cpplib.h (CPP_BACKSLASH): Delete.
2602 2000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2604 * builtins.c (expand_builtin_strstr): New function.
2605 (expand_builtin): Handle BUILT_IN_STRSTR and BUILT_IN_STRCHR.
2607 * builtins.def (BUILT_IN_STRSTR, BUILT_IN_STRCHR): New entries.
2609 * c-common.c (c_common_nodes_and_builtins): Declare builtin strstr
2612 2000-10-31 Richard Henderson <rth@redhat.com>
2614 * config/i386/i386.c (fcmov_comparison_operator): Check for
2615 CCFPmode or CCFPUmode instead of CCmode.
2616 (ix86_expand_fp_movcc): Call ix86_expand_setcc for most
2617 unordered operations as well.
2619 2000-10-31 Richard Henderson <rth@redhat.com>
2621 * c-semantics.c (genrtl_do_stmt): Use integer_zerop instead
2622 of integer_zero_node.
2624 2000-10-31 Richard Henderson <rth@redhat.com>
2626 * c-semantics.c (genrtl_do_stmt): Special case do/while(0).
2628 2000-10-31 Nick Clifton <nickc@redhat.com>
2630 * config/arm/unknown-elf.h (UNIQUE_SECTION_P): Do not allow
2631 -fdata-sections to override the section attribute of a DECL.
2633 2000-10-31 Chris Demetriou <cgd@sibyte.com>
2635 * libgcc2.c (__shtab): Remove __shtab variable.
2636 * libgcc-std.ver (GCC_3.0): Remove __shtab from symbol list.
2637 * Makefile.in (LIB2FUNCS): Remove _shtab from list of library
2640 2000-10-31 Jim Wilson <wilson@redhat.com>
2642 * defaults.h (ASM_OUTPUT_DEBUG_LABEL): New.
2643 * tm.texi (ASM_OUTPUT_DEBUG_LABEL): Document.
2644 * dwarf2out.c (dwarf2out_begin_block): Use ASM_OUTPUT_DEBUG_LABEL
2645 instead of ASM_OUTPUT_INTERNAL_LABEL.
2646 (dwarf2out_end_block, dwarf2out_label): Likewise.
2647 * final.c (final_scan_insn, case NOTE_INSN_DELETED_LABEL): Likewise
2648 * config/ia64/ia64.h (ASM_OUTPUT_DEBUG_LABEL): Define.
2650 2000-10-31 Richard Henderson <rth@redhat.com>
2652 * dwarf2out.c (struct dw_loc_descr_struct): Add dw_loc_addr.
2653 (size_of_locs): Set it.
2654 (output_loc_operands): Use it to compute branch displacement.
2655 (int_loc_descriptor): New.
2656 (mem_loc_descriptor): Dereference memory in the proper size.
2657 Use DW_OP_plus_uconst when possible. Use int_loc_descriptor.
2658 (loc_descriptor_from_tree): New.
2659 (rtl_for_decl_location): Break out from ...
2660 (add_location_or_const_value_attribute): ... here.
2661 (add_bound_info): Use loc_descriptor_from_tree.
2663 2000-10-31 Neil Booth <neilb@earthling.net>
2665 * cpp.texi: Update for new command line assertion syntax.
2666 * cpplib.c (cpp_define): Simplify a bit.
2667 (cpp_assert, cpp_unassert): Use handle_assertion.
2668 (handle_assertion): New function; accept new command line
2670 * testsuite/gcc.dg/cpp/assert3.c: New tests.
2672 2000-10-31 Neil Booth <neilb@earthling.net>
2674 * cppmacro.c (STDC_0_IN_SYSTEM_HEADERS): Define to 0 if
2675 undefined. Remove #ifdef check.
2676 * config/i386/sol2.h, config/rs6000/sol2.h, config/sparc/sol2.h:
2677 Define STDC_0_IN_SYSTEM_HEADERS to 1.
2679 2000-10-31 Jan Hubicka <jh@suse.cz>
2680 Jakub Jelinek <jakub@redhat.com>
2682 * config/i386/i386.h: Clarify CCNOmode description in comment.
2683 (EXTRA_CC_MODES): Remove CCRCmode.
2684 * config/i386/i386.c (ix86_comparison_operator): Remove CCRCmode.
2685 (put_condition_code, ix86_match_ccmode): Likewise.
2686 (ix86_cc_mode): Likewise. Fix comment.
2687 (ix86_expand_strlensi_unroll_1): *rc patterns are gone.
2688 * config/i386/i386.md: Add unspec 12 description.
2689 (adddi3 split): Use unspec 12 instead of CCRCmode.
2690 (addsi3_carry_rc): Remove.
2691 (addsi3_cc, addqi3_cc): New patterns.
2692 (addsi_3): Swap operands, match CCZmode.
2693 (addsi_4): Rewritten.
2694 (addsi_5): Renamed from addsi_6.
2696 (addhi_3): Swap operands, match CCZmode.
2697 (addhi_4): Rewritten.
2698 (addhi_5): Renamed from addhi_6.
2700 (addqi_3): Swap operands, match CCZmode.
2701 (addqi_4): Rewritten.
2702 (addqi_5): Renamed from addqi_6. Use =q constraint for clobber.
2703 (subsi3_carry_rc): Removed.
2704 (iorqi_3): Use =q constraint for clobber.
2705 (xorqi_cc_2): Likewise.
2706 (negdi2_1 split): Don't use CCRCmode, use ltu instead of gtu.
2707 (x86_movsicc_0_m1_rc): Removed.
2708 (cmp?i peepholes): Remove neg. Use CCGCmode instead of CCRCmode.
2710 2000-10-31 Joseph S. Myers <jsm28@cam.ac.uk>
2712 * c-typeck.c (build_unary_op): If pedantic, pedwarn for increment
2713 and decrement of complex types.
2715 2000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2717 * builtins.c (expand_builtin_fputs): When deleting NOP calls to
2718 builtin fputs, ensure we still evaluate the stream in case it
2721 2000-10-31 Jakub Jelinek <jakub@redhat.com>
2723 * expr.c (do_store_flag): Pass operand_mode instead of GET_MODE (op0)
2726 Tue Oct 31 15:33:27 2000 J"orn Rennecke <amylaar@redhat.com>
2728 * sh-protos.h (reg_no_subreg_operand, emit_fpscr_use): Don't declare.
2729 (fp_extended_operand, emit_fpscr_use): Likewise.
2730 * sh.c (reg_no_subreg_operand, fp_extended_operand): Delete functions.
2731 (fpul_operand): New function.
2732 * sh.h (PREDICATE_CODES): Remove reg_no_subreg_operand and
2733 fp_extended_operand. Add fpul_operand.
2734 * sh.md (mulsf3, mulsf3_i4): Use fp_arith_reg_operand for "f" operands.
2735 (mulsf3_ie, macsf3, cmpgtsf_t, cmpeqsf_t, ieee_ccmpeqsf_t): Likewise.
2736 (cmpgtsf_t_i4, cmpeqsf_t_i4, ieee_ccmpeqsf_t_4, negsf2): Likewise.
2737 (negsf2_i, sqrtsf2, sqrtsf2_i, abssf2, abssf2_i, adddf3): Likewise.
2738 (adddf3_i, subdf3, subdf3_i, muldf3, muldf3_i, divdf3): Likewise.
2739 (divdf3_i): Likewise.
2740 (floatsisf2): Likewise. Use fpul_operand for 'y' operand.
2741 (floatsisf2_i4, floatsisf2_ie, fix_truncsfsi2): Likewise.
2742 (fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i): Likewise.
2743 (fix_truncdfsi2, fix_truncdfsi2_i, extendsfdf2): Likewise.
2744 (extendsfdf2_i4, truncdfsf2, truncdfsf2_i4): Likewise.
2746 2000-10-31 Bernd Schmidt <bernds@redhat.co.uk>
2748 * config/i386/i386.c (ix86_init_builtins): Correct return type
2749 building v4hi_ftype_v4hi_int_int tree node.
2750 (ix86_expand_builtin): Use correct operand numbers 0 and 1.
2751 Copy operand 0 into a Pmode register, don't generate a MEM rtx.
2753 * config/i386/i386.md (sse_movntdi): Use mmx register constraint
2755 (mmx__uavgv8qi3): Correct insn mnemonic.
2756 (mmx_psadbw): Correct insn mnemonic. Use V8QI mode for operands 1 and 2.
2757 (mmx_punpckhwd): Correct insn mnemonic.
2758 (mmx_punpckhdq): Likewise.
2759 (mmx_punpcklwd): Likewise.
2760 (mmx_punpckldq): Likewise.
2761 (prefetch): Use immediare_operand and 'n' constraint for operand 1.
2762 Renumber case labels to match the _mm_prefetch constants defined in
2765 * recog.c (split_all_insns): Don't try to call cleanup_subreg_operands
2766 if the splitter didn't emit new insns.
2767 Make sure we call cleanup_subreg_operands even when splitting the last
2768 insn in a basic block.
2770 * invoke.texi (Debugging Options): Describe -do.
2771 * toplev.c (enum_dump_file_index): New entry DFI_postreload.
2772 (dump_file): Likewise.
2773 (rest_of_compilation): Split .greg dump into .greg and .postreload.
2775 2000-10-30 Neil Booth <neilb@earthling.net>
2777 * cppfiles.c (stack_include_file): Check for stacked contexts
2779 * cpphash.h (_cpp_do__Pragma): New prototype.
2780 * cppinit.c (cpp_reader_init): Add _Pragma keyword to hash table.
2782 * cpplex.c (skip_escaped_newlines): Only process trigraphs and
2783 escaped newlines if !(buffer->from_stage3).
2784 (_cpp_lex_token): Warn about missing newlines iff
2785 !buffer->from_stage3.
2787 * cpplib.c (get__Pragma_string, destringize,
2788 _cpp_do__Pragma): New functions.
2789 (run_directive): Set output_line for _Pragma to avoid line
2790 markers in output. Set from_stage3 and prevent macro expansion
2791 for _Pragma and command-line options. Check buffer exhaustion.
2792 (cpp_push_buffer): Don't check for stacked macro contexts, as
2793 this is perfectly legitimate for _Pragma. Move the check to
2794 stack_include_file instead. Set from_stage3 iff buffer is
2797 * cpplib.h (struct cpp_buffer): Make warned_cplusplus_comments
2798 unsigned. New boolean from_stage3.
2799 (struct spec_nodes): Add n__Pragma.
2801 * cppmacro.c (enter_macro_context): Flip sense of return value.
2802 (_cpp_get_token): Handle _Pragma operator.
2804 2000-10-30 Phil Edwards <pme@sources.redhat.com>
2806 * gcc.texi: The C++ standard isn't "draft" anymore.
2808 2000-10-30 Mark Mitchell <mark@codesourcery.com>
2810 * cppmacro.c (builtin_macro): Use NT_VOID, not T_VOID.
2812 2000-10-29 Neil Booth <neilb@earthling.net>
2814 * cpplib.c (skip_rest_of_line): Use _cpp_get_token.
2816 2000-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
2818 * toplev.c, flags.h, fold-const.c, real.c, rtl.c,
2819 fixinc/inclhack.def: Change comments mentioning C9X to refer to
2822 * invoke.texi: Document that -V will only work for very similar
2823 versions of driver and compiler.
2825 2000-10-29 Neil Booth <neilb@earthling.net>
2827 * cppmacro.c (_cpp_create_definition): Optimize the case of
2828 a macro defined to itself.
2830 2000-10-29 Neil Booth <neilb@earthling.net>
2832 * cpplex.c (save_comment): Don't store new lines in C++ comments.
2834 2000-10-29 Michael Hayes <mhayes@redhat.com>
2836 * integrate.c (copy_insn_list): Copy the unchanging flag for calls.
2838 2000-10-28 Geoffrey Keating <geoffk@cygnus.com>
2840 * cpphash.c (cpp_forall_identifiers): Add context variable
2841 for callback routine.
2842 * cppmain.c (dump_macro): Update to match cpp_forall_identifiers
2844 (main): Call cpp_forall_identifiers with null context.
2845 * cpplib.h (cpp_forall_identifiers): Update prototype.
2847 * cppmain.c: Make `parse_in' and `print' static.
2849 2000-10-28 Alan Modra <alan@linuxcare.com.au>
2851 * c-decl.c (finish_function): Clear c_function_name_declared_p.
2853 2000-10-28 Richard Henderson <rth@redhat.com>
2855 * regrename.c (scan_rtx_address): Frob action, not class,
2856 when trying to disable optimization.
2858 2000-10-28 Mark Mitchell <mark@codesourcery.com>
2860 * c-semantics.c (make_rtl_for_local_static): Don't clobber
2861 DECL_ASSEMBLER_NAME.
2863 2000-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
2865 * configure.in: Determine and substitute gcc_version_full.
2866 * configure: Regenerate.
2867 * gccbug.in: Use it to give full version. Don't allow
2870 2000-10-28 Richard Henderson <rth@redhat.com>
2872 * recog.c (split_all_insns): Run cleanup_subreg_operands
2875 * regrename.c (regrename_optimize): Verify that all registers of
2876 a multiple register mode are available.
2877 (scan_rtx_address): Accept the mode of the address; all callers
2880 * cpplib.c (run_directive): Fix prototype.
2882 2000-10-28 Bernd Schmidt <bernds@redhat.co.uk>
2884 * reload.c (find_reloads): Distinguish "wins" so that we know whether
2885 a given operand won because of a matching constraint or not; then use
2886 that information to compute goal_alternative_matched properly.
2887 * reload1.c (choose_reload_regs): Never set reload_override_in for an
2890 * config/ia64/ia64.h (RTX_COSTS): A few more entries, and a more
2891 accurate value for MULT.
2892 * config/ia64/ia64.c (ia64_print_operand): Require probability to be
2893 2% or > 98% before using static branch prediction bits.
2895 2000-10-28 Neil Booth <neilb@earthling.net>
2899 * cpplib.c (struct answer): New.
2900 (struct if_stack): Use cpp_lexer_pos rather than line and col.
2901 Rename cmacro mi_cmacro.
2902 (struct directive, KANDR, STDC89, EXTENSION, COND, IF_COND, INCL,
2903 IN_I): New directive and flags.
2904 (skip_rest_of_line, check_eol, run_directive, glue_header_name,
2905 parse_answer, parse_assertion, find_answer): New functions.
2906 (parse_ifdef, detect_if_not_defined, validate_else): Remove.
2907 (lex_macro_node): New function to replace parse_ifdef and
2910 (_cpp_handle_directive): New function, combines _cpp_check_directive
2911 and _cpp_check_linemarker.
2913 (do_define, do_undef, parse_include, do_include, do_import,
2914 do_include_next, read_line_number, do_line, do_ident, do_pragma,
2915 do_pragma_once, do_pragma_poison, do_pragma_dependency):
2916 Update for new token getting interface.
2918 (do_ifdef, do_ifndef, do_if, do_else, do_endif, push_conditional)
2919 : Update for new multiple-include optimisation technique.
2920 (do_elif): Don't forget to invalidate controlling macros.
2922 (unwind_if_stack, cpp_defined, cpp_push_buffer, cpp_pop_buffer): Update.
2923 (parse_assertion, parse_answer, find_answer, _cpp_test_assertion):
2924 Functions to handle assertions with the new token interface.
2925 (do_assert, do_unassert): Use them.
2927 (cpp_define, _cpp_define_builtin, cpp_undef, cpp_assert, cpp_unassert):
2930 (_cpp_init_stacks): Register directive names. Don't register special
2933 * cpperror.c (print_containing_files, _cpp_begin_message): Update to
2934 new position recording regime.
2935 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2936 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
2937 cpp_pedwarn_with_file_and_line): Update for _cpp_begin_message changes.
2938 (cpp_type2name): Move to cpplex.c.
2940 * cppexp.c (parse_charconst): spec_nodes is no longer a pointer.
2941 (parse_defined): Update to handle new multiple include optimisation
2942 method. Remove poisoned identifier warning.
2943 (parse_assertion, TYPE_NAME): Delete.
2944 (lex): Update for multiple include optimisation, removal of
2945 CPP_DEFINED, to use _cpp_test_assertion for assertions and
2947 (_cpp_parse_expr): Update for MI optimisation, and to use op_as_text.
2948 (op_as_text): New function, to wrap cpp_token_as_text.
2950 * cppfiles.c (stack_include_file, _cpp_pop_file_buffer):
2951 Update for MI optimisation.
2952 (_cpp_execute_include): Take a token rather than 3 arguments. Fix
2953 segfault on diagnostic.
2954 (_cpp_compare_file_date): Take a token rather than 3 args.
2955 (cpp_read_file): Work correctly for zero-length files.
2957 * cpphash.c (_cpp_init_macros, _cpp_cleanup_macros): Rename
2958 _cpp_init_hashtable and _cpp_cleanup_hashtable.
2959 (cpp_lookup): Place identifiers at front of identifier pool
2960 for _cpp_lookup_with_hash.
2961 (_cpp_lookup_with_hash): Require identifiers to be at the front of
2962 the identifier pool. Commit the memory if not already in the
2965 * cppinit.c (cpp_reader_init): Move cpp_init_completed test to top.
2966 Initialise various members of cpp_reader, memory pools, and the
2968 (cpp_printer_init): Delete.
2969 (cpp_cleanup): Update.
2970 (struct builtin, builtin_array, initialize_builtins): Update for new
2971 hashnode definition and builtin handling.
2972 (cpp_start_read, cpp_finish): Don't take or initialise a
2975 * cpplib.h (cpp_printer, cpp_toklist, CPP_DEFINED, BOL,
2976 PASTED, VAR_ARGS, BEG_OF_FILE, IN_DIRECTIVE, KNOWN_DIRECTIVE,
2977 T_VOID, T_SPECLINE, T_DATE, T_FILE, T_BASE_FILE, T_INCLUDE_LEVEL,
2978 T_TIME, T_STDC, T_OPERATOR, T_POISON, T_MACRO, T_ASSERTION): Delete.
2979 (struct cpp_pool, struct cpp_macro, struct cpp_lexer_pos,
2980 struct cpp_lookahead, CPP_DHASH, enum mi_state, enum mi_ind,
2981 NO_EXPAND, VARARGS_FIRST, struct cpp_token_with_pos,
2982 struct toklist, struct cpp_context, struct specnodes,
2983 TOKEN_LOOKAHEAD, TOKEN_BUFFSIZE, NODE_OPERATOR, NODE_POISONED,
2984 NODE_BUILTIN, NODE_DIAGNOSTIC, NT_VOID, NT_MACRO, NT_ASSERTION,
2985 enum builtin_type, cpp_can_paste): New.
2986 (struct cpp_token): Delete line and col members.
2987 (struct cpp_buffer): New member output_lineno.
2988 (struct lexer_state): Delete indented, in_lex_line, seen_dot.
2989 Add va_args_ok, poisoned_ok, prevent_expansion, parsing_args.
2990 (struct cpp_reader): New members lexer_pos, macro_pos, directive_pos,
2991 ident_pool, temp_string_pool, macro_pool, argument_pool, string_pool,
2992 base_context, context, directive, mi_state, mi_if_not_defined,
2993 mi_lexed, mi_cmacro, mi_ind_cmacro, la_read, la_write, la_unused,
2994 mlstring_pos, macro_buffer, macro_buffer_len.
2995 Delete members mls_line, mls_column, token_list, potential_control_macro,
2996 temp_tokens, temp_cap, temp_alloced, temp_used, first_directive_token,
2997 context_cap, cur_context, no_expand_level, paste_level, contexts, args,
2998 save_parameter_spellings, need_newline, .
2999 Change type of date, time and spec_nodes members.
3000 Change prototypes for include and ident callbacks.
3001 (struct cpp_hashnode): Change type of name. Remove union members
3002 expansion and code. Add members macro, operator and builtin.
3004 (cpp_token_len, cpp_token_as_text, cpp_spell_token, cpp_start_read,
3005 cpp_finish, cpp_avoid_paste, cpp_get_token, cpp_get_line,
3006 cpp_get_output_line, cpp_macro_definition, cpp_start_lookahead,
3007 cpp_stop_lookahead): New prototypes.
3008 (cpp_printer_init, cpp_dump_definition): Delete prototypes.
3010 (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr, ufputs):
3011 Move from cpphash.h.
3013 * cpphash.h (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr,
3014 ufputs): Move to cpplib.h.
3015 (enum spell_type, struct token_spelling, _cpp_token_spellings, TOKEN_SPELL,
3016 TOKEN_NAME, struct answer, FREE_ANSWER, KANDR, STDC89, EXTENSION,
3017 COND, EXPAND, INCL, COMMENTS, IN_I, struct directive, directive_handler,
3018 struct spec_nodes, _cpp_digraph_spellings, _cpp_free_temp_tokens,
3019 _cpp_init_input_buffer, _cpp_grow_token_buffer, _cpp_init_toklist,
3020 _cpp_clear_toklist, _cpp_expand_token_space, _cpp_expand_name_space,
3021 _cpp_equiv_tokens, _cpp_equiv_toklists, _cpp_process_directive,
3022 _cpp_run_directive, _cpp_get_line, _cpp_get_raw_token, _cpp_glue_header_name,
3023 _cpp_can_paste, _cpp_check_directive, _cpp_check_linemarker,
3024 _cpp_parse_assertion, _cpp_find_answer): Delete.
3025 (VALID_SIGN, ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE, POOL_SIZE,
3026 POOL_USED, POOL_COMMIT, struct cpp_chunk, _cpp_lex_token, _cpp_init_pool,
3027 _cpp_free_pool, _cpp_pool_reserve, _cpp_pool_alloc, _cpp_next_chunk,
3028 _cpp_lock_pool, _cpp_unlock_pool, _cpp_test_assertion,
3029 _cpp_handle_directive, DSC): New.
3030 (struct include_file): New member defined.
3032 (DO_NOT_REREAD, _cpp_begin_message, _cpp_execute_include,
3033 _cpp_compare_file_date): Update.
3034 (_cpp_pop_context, _cpp_get_token, _cpp_free_lookaheads, _cpp_push_token): New.
3035 (_cpp_init_macros, _cpp_cleanup_macros): Rename to _cpp_init_hashtable,
3036 _cpp_cleanup_hashtable.
3038 * Makefile.in: Remove cppoutput.c.
3040 * cppoutput.c: Delete
3042 * fixheader.c (read_scan_file): Update for new cpp_get_token
3044 (recognized_function): New argument LINE.
3046 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
3047 new cpp_get_token prototype.
3049 * scan.h (recognized_function): Update prototype.
3051 * po/POTFILES.in: Remove cppoutput.c.
3053 2000-10-27 Mark Mitchell <mark@codesourcery.com>
3055 * c-typeck.c (check_init_type_bitfields): Remove.
3056 (constructor_incremental): Likewise.
3057 (struct constructor_stack): Remove incremental bit.
3058 (struct initializer_stack): Likewise.
3059 (start_init): Don't play with constructor_incremental.
3060 (finish_init): Likewise.
3061 (really_start_incremental_init): Likewise.
3062 (push_init_level): Likewise.
3063 (pop_init_level): Likewise.
3064 (output_init_level): Likewise.
3065 (output_pending_init_elements): Likewise.
3067 2000-10-21 Mike Coleman <mcoleman2@kc.rr.com>
3069 * c-pragma.c (handle_pragma_pack): Initialize align to -1.
3070 Improve error messages. Correct parsing of
3071 #pragma pack(pop [,id]). Do not check the user-supplied
3072 alignment if we're popping.
3074 * gcc.dg/pack-test-1.c: New test case.
3075 * gcc.dg/pack-test-2.c: New test case.
3076 * gcc.dg/pack-test-1.h: New file.
3078 2000-10-27 Neil Booth <neilb@earthling.net>
3082 2000-10-27 Kelley Cook <kelley.cook@home.com>
3084 * invoke.texi: Document -mintel-syntax
3086 2000-10-27 Richard Henderson <rth@redhat.com>
3088 * invoke.texi: Document -frename-registers. Add it to -O3.
3089 * toplev.c (rest_of_compilation): Run regrename before ifcvt2.
3090 (enum dump_file_index, dump_file): Update order.
3091 (main): Set flag_rename_registers at -O3.
3093 2000-10-27 Richard Henderson <rth@redhat.com>
3095 * config/alpha/alpha.h (enum reg_class): Add PV_REG.
3096 (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
3097 (REG_CLASS_FROM_LETTER): Assign it to 'c'.
3098 * config/alpha/alpha.md (call_osf_1): Use it.
3099 (call_value_osf_1): Likewise.
3101 * config/ia64/ia64.c: Revert 10-23 patch.
3102 (ia64_hard_regno_rename_ok): New.
3103 * config/ia64/ia64-protos.h: Declare it.
3104 * config/ia64/ia64.h (HARD_REGNO_RENAME_OK): Use it.
3106 2000-10-27 Bernd Schmidt <bernds@redhat.co.uk>
3107 Richard Henderson <rth@redhat.com>
3109 * regrename.c: Rewrite to handle multi-register modes and
3110 cond_exec instructions.
3111 * Makefile.in (regrename.o): Update dependancies.
3112 * recog.h (struct operand_alternative): Add is_address.
3113 * recog.c (preprocess_constraints) [case 'p']: Set it.
3115 2000-10-27 Zack Weinberg <zack@wolery.stanford.edu>
3117 * configure.in: If not NO_MINUS_C_MINUS_O, substitute
3118 OUTPUT_OPTION with '-o $@'. Make zlibdir, zlibinc relative to
3119 top level. Kill oldstyle_subdirs. Do not include
3120 $srcdir/$s/Makefile.in in all_lang_makefiles, but do include
3121 $outputs. Do not run configure.lang from config.status.
3122 Rearrange warning-flag logic to correspond to what the
3123 makefile wants. Put special vax stage1 options in
3124 @stage1_flags@ not @stage1_warn_cflags@. Don't do anything
3125 with extra_c_objs, extra_cxx_objs, or extra_cpp_objs.
3126 (--enable-c-cpplib): AC_SUBST(maybe_cpplib) with "libcpp.a" if
3127 switch is given, nothing otherwise.
3128 * configure.lang: Delete.
3130 * Makefile.in: Expunge all traces of extra_c_objs,
3131 extra_cxx_objs, and extra_cpp_objs. Set MAYBE_CPPLIB from
3132 @maybe_cpplib@. Add $(MAYBE_CPPLIB) to C_AND_OBJC_OBJS. Set
3133 warning options via a three level scheme so that -pedantic and
3134 -Wtraditional are not used for non-C front ends: LOOSE_WARN,
3135 STRICT1_WARN, STRICT2_WARN -> $(@D)-warn, GCC_WARN_CFLAGS ->
3136 WARN_CFLAGS. Distinguish STAGE1_CFLAGS from BOOT_CFLAGS.
3137 Add -I$(@D) and -I$(srcdir)/$(@D) to INCLUDES.
3138 Set OUTPUT_OPTION, ZLIB, ZLIBINC. Do not set P,
3139 LANG_FLAGS_TO_PASS. Add OUTPUT_OPTION to all object-file
3140 generation rules. Wrap all rules that change the current
3141 directory in parentheses; pmake doesn't spawn a new shell for
3142 each command. Expunge all references to $(P). When one
3143 command depends on another and they're run all at once, use &&
3144 to separate them, not ;. Add libgcc_s$(SHLIB_EXT) to files
3145 deleted on make clean. Force OUTPUT_OPTION='-o $@' in stage2
3148 * objc/Make-lang.in: Wrap all rules that change the current
3149 directory in parentheses. Expunge all references to $(P).
3150 When one command depends on another and they're run all at
3151 once, use && to separate them, not ;. Add OUTPUT_OPTION to
3152 all object-file generation rules. Delete obsolete variables.
3153 * objc/Makefile.in: Delete.
3155 2000-10-27 Jakub Jelinek <jakub@redhat.com>
3157 * calls.c (expand_call): If sibcall_failure is set during pass 1,
3158 clear tail_call_insns as well.
3160 2000-10-27 Nick Clifton <nickc@redhat.com>
3162 * config/arm/arm-protos.h (arm_function_ok_for_sibcall): Add
3165 2000-10-26 Richard Henderson <rth@redhat.com>
3167 * calls.c (expand_call): Supress sibcall if we have a
3168 BLKmode return in registers.
3170 2000-10-26 Bernd Schmidt <bernds@redhat.co.uk>
3172 * ia64.h (PREFERRED_RELOAD_CLASS): Force floating point constants
3175 2000-10-26 Nathan Sidwell <nathan@codesourcery.com>
3177 * tree.c (make_node, case 't'): Set alignment to that of
3179 * expr.c (move_by_pieces_ninsns): Abort if some length remains.
3181 2000-10-25 Mark Mitchell <mark@codesourcery.com>
3183 * Makefile.in (site.exp): Define HAVE_LIBSTDCXX_V3.
3184 * configure.in (enable-libstdcxx-v3): Arrange to have
3185 HAVE_LIBSTDCXX_V3 substituted into the output files.
3187 2000-10-25 Richard Henderson <rth@redhat.com>
3189 * recog.c (constrain_operands): Initialize which_alternative
3190 before no alternatives early exit.
3192 * cse.c (find_comparison_args): Check that we can reverse a
3193 comparison if needed before accepting the substitution.
3195 * reload.c (find_reloads_address_part): Kill rtx obstack hackery.
3197 * simplify-rtx.c (simplify_relational_operation): Sign extend
3198 low words before sign extending to high words.
3200 2000-10-25 Nick Clifton <nickc@redhat.com>
3202 * config/mcore/mcore.c: Include config.h before system.h.
3204 2000-10-25 Ray Essick <essick@ddna.labs.mot.com>
3206 * config/mcore/mcore.md (return): Force function epilogue to
3207 always be generated to work around epilogue suppression bug in
3210 2000-10-25 Joseph S. Myers <jsm28@cam.ac.uk>
3212 * c-decl.c (grokdeclarator): Move warning for qualified void
3213 return types with -pedantic to when the function type is
3214 constructed. At -W, warn in general for qualified function return
3215 types, except for volatile void.
3216 * invoke.texi: Document this new warning at -W.
3218 2000-10-25 Neil Booth <neilb@earthling.net>
3220 * cpp.texi: Update with implementation-defined behavior and
3223 2000-10-25 Jakub Jelinek <jakub@redhat.com>
3225 * stor-layout.c (layout_type): If TYPE_ALIAS_SET was already set on the
3226 incomplete type force it into alias set 0.
3228 Wed Oct 25 01:02:44 EDT 2000 John Wehle (john@feith.com)
3230 * alias.c: Include basic-block.h.
3231 (loop_p): New function.
3232 (mark_constant_function): Use it.
3233 * Makefile.in (alias.o): Update dependencies.
3235 2000-10-24 Aldy Hernandez <aldyh@redhat.com>
3237 * config/mn10300/mn10300.c (secondary_reload_class): Treat pseudos
3240 2000-10-24 Jim Wilson <wilson@cygnus.com>
3242 * expmed.c (store_bit_field): Move integer pun code down after
3243 code that calls emit_move_insn for entire register move.
3244 * stor-layout.c (compute_record_mode): Revert Mar 25, Aug 18, and
3245 Oct 20 changes. Only store mode in TYPE_MODE if RECORD_TYPE.
3247 2000-10-24 Richard Henderson <rth@cygnus.com>
3249 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Don't consider pic
3250 register stable if PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
3252 2000-10-24 Aldy Hernandez <aldyh@redhat.com>
3254 * gcse.c (cprop_insn): do not propagate constants into jump_insn
3255 for machines with CC0 more than once.
3257 2000-10-24 Richard Henderson <rth@cygnus.com>, Aldy <aldyh@cygnus.com>
3259 * config/mn10300/mn10300.h (PREFERRED_RELOAD_CLASS): Treat
3260 pseudos just like memory.
3262 2000-10-24 Alexandre Oliva <aoliva@redhat.com>
3264 * combine.c (distribute_notes): Discard REG_LIBCALL and REG_RETVAL
3265 when deleting libcall sequence collapsed to a single instruction.
3267 2000-10-24 Andrew Haley <aph@cygnus.co.uk>
3269 * expr.c (do_store_flag): Don't crash if either side of a
3270 comparison is error_mark_node.
3272 2000-10-24 Jakub Jelinek <jakub@redhat.com>
3274 * sibcall.c (purge_mem_unchanging_flag): New function.
3275 (optimize_sibling_and_tail_recursive_calls): Call it.
3277 2000-10-24 Philipp Thomas <pthomas@suse.de>
3279 * Makefile.in (check-po): New target for doing checks in the po
3280 subdir if all languages configured.
3281 (CHECK_TARGETS): Add @CHECK_PO@, replaced with check-po via
3282 configure if NLS is enabled.
3283 * configure.in: If NLS is enabled, substitute CHECK_PO by check-po,
3284 otherwise leave empty.
3285 * configure: Regenerate.
3287 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
3289 * i386.c (print_operand): Handle new 'A' formatting code.
3290 387 opcodes need suffixes even with -mintel-syntax.
3291 Check for explicit size override (codes 'b', 'w' and 'k').
3292 (print_operand_address): Check if register prefix is needed when
3293 emitting `ds' segment override.
3294 * i386.h: Add comment about new 'A' formatting code.
3295 * i386.md (jump and call patterns): Emit absolute references using %A.
3297 2000-10-23 Richard Henderson <rth@cygnus.com>
3299 * config/ia64/ia64.c (ia64_expand_prologue): Mark extra
3300 output registers as fixed.
3301 (ia64_function_epilogue): Undo output fixation.
3303 2000-10-23 Richard Henderson <rth@cygnus.com>
3305 * config/alpha/alpha.md: Add names for all unnamed insns; use
3306 define_insn_and_split in some obvious places.
3308 (zero_extendqihi2): Use an expander w/ nonimmediate_operand for BWX.
3309 (zero_extendqisi2, zero_extendqidi2): Likewise.
3310 (zero_extendhisi2, zero_extendhidi2): Likewise.
3311 (abs splitters): Fix match_scratch operand number.
3312 (bcc_reverse): Swap pc & label instead of non-canonical compare.
3314 2000-10-23 Jim Wilson <wilson@cygnus.com>
3316 * ia64.c (ia64_print_operand, case 'r'): Correct comment. Handle
3318 * ia64.md (cmpsi_adjusted): Use %r3.
3319 (cmpdi_adjusted): Likewise.
3321 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
3323 * config/i386/att.h (ASM_FILE_START): Define.
3325 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
3327 * config/i386/linux.h (ASM_FILE_START): Define.
3329 Wed Oct 18 11:16:40 2000 Donald Lindsay <dlindsay@cygnus.com>
3331 * gcc/configure.in: m68k-coff tm_file should not have libgloss.h,
3332 since this (only) drags in a crt0.o reference that the .ld files
3335 2000-10-23 Geoff Keating <geoffk@cygnus.com>
3337 * reload1.c (reload_reg_reaches_end_p): A RELOAD_OTHER can
3338 overwrite the value in a RELOAD_FOR_INPUT and other kinds of
3339 reloads just like an RELOAD_FOR_OUTPUT would.
3341 * local-alloc.c (update_equiv_regs): Add an abort(). When
3342 deleting or moving insns, update reg_equiv[regno].init_insns.
3344 2000-10-23 Mark Mitchell <mark@codesourcery.com>
3346 * c-tree.texi: Improve documentation for IF_STMTs and related
3347 conditional statements.
3349 2000-10-22 Mark Mitchell <mark@codesourcery.com>
3351 * expr.c (do_preexpand_calls): Remove.
3352 (same_from_p): Don't use CALL_EXPR_RTL.
3353 (expand_expr): Don't call preexpand_calls, or use CALL_EXPR_RTL.
3354 (preexpand_calls): Remove.
3355 * tree.c (first_rtl_op): Remove CALL_EXPR case.
3356 (unsave_expr_1): Likewise.
3357 * tree.def (CALL_EXPR): Give it only two slots.
3358 * tree.h (CALL_EXPR_RTL): Remove.
3360 2000-10-21 Chandrakala Chavva <cchavva@redhat.com>
3362 * libgcc-std.ver (__addvsi3, __addvdi3, __subvsi3, __subvdi3,
3363 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
3366 2000-10-22 Alexandre Oliva <aoliva@redhat.com>
3368 * calls.c (combine_pending_stack_adjustment_and_call): Don't
3369 adjust stack when unadjusted_alignment ends up as zero.
3371 2000-10-22 Joseph S. Myers <jsm28@cam.ac.uk>
3373 * fixinc/genfixes: Remove EGCS reference.
3374 * install.texi: Remove EGCS reference.
3375 * INSTALL: Regenerate.
3377 2000-10-22 Mark Mitchell <mark@codesourcery.com>
3379 * tree.h (TYPE_IS_SIZETYPE): Add more documentation.
3381 2000-10-21 Joseph S. Myers <jsm28@cam.ac.uk>
3383 * diagnostic.c: Remove EGCS reference in comment.
3385 Sat Oct 21 08:24:25 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3387 * loop.c (strength_reduce): Fix error in last change.
3389 2000-10-20 David Edelsohn <edelsohn@gnu.org>
3391 * Makefile.in (SHLIB_NM_FLAGS): New.
3392 (libgcc.mk): Pass it.
3393 * mklibgcc.in (libgcc.map): Use it.
3395 * rs6000/t-aix43 (SHLIB_EXT, SHLIB_LINK, SHLIB_LIBS,
3396 SHLIB_MKMAP, SHLIB_MAPFILES, SHLIB_NM_FLAGS): New.
3398 2000-10-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3400 * mips.h (REG_CLASS_FROM_LETTER): Cast array arg to unsigned char.
3402 * sparc.c (load_pic_register): Delete unused varaible.
3404 * libgcc2.c (__addvsi3): Delete unused variable.
3406 * libgcc2.h (__absvsi2, __absvdi2, __addvsi3, __addvdi3,
3407 __subvsi3, __subvdi3, __mulvsi3, __mulvdi3, __negvsi2,
3408 __negvdi2): Prototype.
3410 * ssa.c (apply_delayed_renames): Avoid undefined operation.
3412 * toplev.c (display_target_options): Make static to match
3413 prototype. Delete empty declaration.
3415 2000-10-20 Tom Tromey <tromey@cygnus.com>
3417 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
3418 * gcc.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
3420 Fri Oct 20 17:05:49 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3422 * expr.c (expand_expr, case SAVE_EXPR): Set RTX_UNCHANGING_P on
3424 (expand_expr_unaligned, case ARRAY_REF): Check that index is
3425 a constant before comparing it; use tree_low_cst.
3426 * tree.c (save_expr): Set TREE_READONLY.
3427 (substitute_expr): Return inside of NON_LVALUE_EXPR.
3428 (build, build1): Set TREE_READONLY if all operands are.
3429 (build_index_type): If upper bound is a negative number, lower
3430 bound is zero and sizetype is unsigned, use upper bound of one and
3433 2000-10-20 David Edelsohn <edelsohn@gnu.org>
3435 * gcc.c (process_command, main): Use "because" instead of
3436 "since" in error messages.
3438 Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3440 * stor-layout.c (compute_record_mode): Use tree_low_cst.
3441 Don't use mode of field for record unless sizes are the same.
3442 (layout_type, case ARRAY_TYPE): Remove special bounds handling
3443 previously added for Ada; also change to using host_integerp
3446 * loop.c (strength_reduce): Show when new register made for
3447 giv is known to be a pointer and its aligment if so and known.
3448 (loop_dump_aux): Show VERBOSE parameter unused.
3450 * gcse.c (set_hash_table_size): Now unsigned.
3451 * sdbout.c (template_name_p): Add "const" to avoid warnings.
3452 (sdbout_record_type_name, plain_type_1, sdbout_symbol): Likewise.
3453 (sdbout_one_type, sdbout_parms, sdbout_reg_parms): Likewise.
3454 (sdbout_end_epilogue): Remove variable NAME.
3455 * system.h (getopt): Add default definition.
3456 * config/alpha/alpha.c (print_operand): Don't continue processing
3457 after issuing error.
3458 (summarize_insn): Avoid use of UL in constant.
3460 * function.c (locate_and_pad_parm): Use host_integerp and tree_low_cst.
3462 * fold-const.c (force_fit_type): Unsigned values can overflow
3463 if they are sizetype.
3464 (int_const_binop): Don't use cache if overflows.
3466 2000-10-20 Richard Henderson <rth@cygnus.com>
3468 * function.c (locate_and_pad_parm): Zero alignment_pad.
3470 * regrename.c (rr_replace_reg): Rewrite to use recog_data to
3471 perform substitutions, and apply_change_group to see if it worked.
3473 Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3475 * dwarf2out.c (add_bound_info): Also ignore COND_EXPR.
3477 * combine.c (struct undo): Change int to unsigned int.
3478 (do_SUBST_INT): Args are unsigned int.
3479 (make_extraction, force_to_mode): Use proper type when forming mask.
3480 (make_field_assignment): Likewise.
3482 2000-10-20 Joseph S. Myers <jsm28@cam.ac.uk>
3484 * c-common.c (check_format_info_recurse): Extract string constant
3485 initializers from non-volatile constant arrays and check them as
3487 * c-typeck.c (decl_constant_value): Don't check pedantic or check
3488 for DECL_MODE (decl) != BLKmode.
3489 (decl_constant_value_for_broken_optimization): New function which
3490 includes these checks.
3491 (default_conversion, convert_for_assignment, digest_init): Use
3492 decl_constant_value_for_broken_optimization instead of
3493 decl_constant_value.
3495 2000-10-20 Mark Mitchell <mark@codesourcery.com>
3497 * tree.h (DECL_ALIGN_UNIT): New macro.
3499 2000-10-14 Marek Michalkiewicz <marekm@linux.org.pl>
3501 * config/avr/avr-protos.h (avr_output_bld): New.
3502 (out_shift_with_cnt): Add t_len argument.
3503 * config/avr/avr.c (avr_num_arg_regs): Remove -mpack-args.
3504 (output_movqi, output_movhi, output_movsisf): Optimize loading
3505 any constant with exactly one bit set to NO_LD_REGS.
3506 (out_shift_with_cnt): Optimize output code for size or speed,
3507 depending on optimize_size. Handle small shift counts as well
3508 (if not hand-optimized in ?sh??i3_out). Shifts can be done
3509 with or without a scratch register, with help of __tmp_reg__
3510 or __zero_reg__ if necessary. Add T_LEN argument to pass the
3511 length of TEMPLATE in words, return total insn length in *LEN.
3512 (ashlqi3_out, ashrqi3_out, lshrqi3_out): Change all calls to
3513 out_shift_with_cnt to work with the above change.
3514 (ashlhi3_out, ashlsi3_out, ashrhi3_out, ashrsi3_out, lshrhi3_out,
3515 lshrsi3_out): Likewise. Optimize more known shift count cases.
3516 Remove cases already well optimized in out_shift_with_cnt.
3517 (avr_output_bld): New function.
3518 * config/avr/avr.h (MASK_PACK_ARGS, TARGET_PACK_ARGS): Remove.
3519 (TARGET_SWITCHES): Remove -mpack-args backward compatibility.
3520 * config/avr/avr.md (*reload_inqi, *reload_inhi, *reload_insi):
3521 Add reload_completed to insn condition - only for peepholes.
3522 (ashlqi3, ashrqi3, lshrqi3): Correct insn length for shift counts
3523 in a register or memory.
3524 (ashlhi3, ashlsi3, ashrhi3, ashrsi3, lshrhi3, lshrsi3): Likewise.
3525 Do not require a scratch register.
3526 (*ashlhi3_const, *ashlsi3_const, *ashrhi3_const, *ashrsi3_const,
3527 *lshrhi3_const, *lshrsi3_const): New insns and matching peepholes.
3528 Optimize shifts by known count using a scratch register, but only
3529 if one is still available after register allocation.
3531 2000-10-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3533 * t-vax: New file. Don't build modules from libgcc1.c.
3535 Fri Oct 20 00:57:00 EDT 2000 John Wehle (john@feith.com)
3537 * alias.c: (mark_constant_function): Don't check pure functions.
3538 Initialize and end alias analysis.
3539 (nonlocal_mentioned_p): Rename from nonlocal_reference_p.
3540 Don't make a special exception for recursion. Handle
3541 UNSPEC_VOLATILE. Don't assume ASM_OPERANDS is non-local
3542 unless it's volatile.
3544 * local-alloc.c (equivalence): New structure.
3545 (reg_equiv): Define.
3546 (contains_replace_regs): Remove array and use
3548 (memref_referenced_p): Likewise.
3549 (no_equiv): Likewise.
3550 (update_equiv_regs): Likewise.
3552 (equiv_init_varies_p,
3553 equiv_init_movable_p): New functions.
3554 (update_equiv_regs): Use them. Use rtx_varies_p
3555 instead of function_invariant_p. Process insns
3556 from end to beginning. Allow a REG_EQUIV insn
3557 within the same loop as a use to be moved, also
3558 allow it to be moved out of a loop. Update
3559 REG_DEAD notes when substituting into an insn.
3561 2000-10-19 Jim Wilson <wilson@cygnus.com>
3563 * c-decl.c (start_decl): Check for error_mark_node type before using
3565 (finish_decl): Likewise. Don't give an error if decl type is
3566 already error_mark_node.
3568 * haifa-sched.c (compute_trg_info): Add explanatory comments.
3569 New local update_blocks. Use update_blocks to remove duplicates
3570 when computing update blocks. Check for bblst_table overflow.
3571 (schedule_block): Add explanatory comment. Reduce bblst_size by
3573 * config/ia64/ia64.md (movdi_symbolic): Document loss of REG_LABEL
3576 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
3578 * libgcc2.c (_mulvsi3): Change variables u and v to a and b.
3580 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
3582 * expmed.c: Minor corrections in comments.
3583 * invoke.texi: Added desciption for the new option -ftrapv.
3585 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
3587 * libgcc2.c: Added the missing #endif.
3589 Thu Oct 19 14:25:11 MET DST 2000 Jan Hubicka <jh@suse.cz>
3591 * i386.h (CONST_OK_FOR_LETTER): Re-add 'N'; document.
3593 2000-10-18 Chandrakala Chavva <cchavva@redhat.com>
3595 * expmed.c (expand_mult): Don't do synth_mult optimization for -ftrapv.
3596 Use smulv_optab for -ftrapv.
3597 (expand_mult_highpart): Use unsigned multiply.
3598 (expand_divmod): Special-case division by -1.
3599 For EXACT_DIV_EXPR, do right shift first, then the multiply.
3600 For complex divide, use abs with unsigned result.
3601 * expr.c (force_operand): Use unsigned multiply.
3602 (expand_expr): Use overflow-trapping optabs for signed types if
3604 If flag_trapv, don't generate a recursive call with EXPAND_SUM
3605 if the type is signed and the original call wasn't EXPAND_SUM or
3607 * expr.h (addv_optab, subv_optab, smulv_optab, sdivv_optab): Declare.
3608 (negv_optab, absv_optab): Declare.
3609 * flags.h (flag_trapv): Declare.
3610 * genopinit.c (optabs): Add entries for addv_optab, subv_optab,
3611 smulv_optab, sdivv_optab, negv_optab and absv_optab.
3612 (gen_insn): Interpret '$P' as requiring an integer mode,
3613 including partial integer modes.
3614 * loop.c (emit_iv_add_mult): Use unsigned expand_mult_add.
3615 (product_cheap_p): Use unsigned expand_mult.
3616 * optabs.c (addv_optab, subv_optab, smulv_optab, sdivv_optab): Define.
3617 (negv_optab, absv_optab): Define.
3618 (expand_binop): Use overflow-trapping optabs for signed types if
3620 Handle negv_optab libe neg_optab.
3621 (expand_abs): Take result_unsignedp argument instead of unsignedp one.
3622 Use overflow-trapping optabs for signed result if flag_trapv.
3623 (expand_complex_abs): Use overflow-trapping optabs for signed types if
3625 Don't open-code complex absolute-value operation for flag_trapv.
3626 (init_optabs): Initialize addv_optab, subv_optab, smulv_optab,
3627 sdivv_optab, negv_optab and absv_optab.
3628 * toplev.c (flag_trapv): Define.
3629 (lang_independent_options f_options): Include flag_trapv.
3630 * tree.h (TYPE_TRAP_SIGNED): Define.
3631 * libgcc2.c (__addvsi3, __addvdi3, __subvsi3,__subvsi3, __subvdi3,
3632 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
3634 * Makefile.in: add _absvsi2 _absvdi2 _addvsi3 _addvdi3 _subvsi3
3635 _subvdi3 _mulvsi3 _mulvdi3 _negvsi2 _negvdi2.
3637 2000-10-18 Geoffrey Keating <geoffk@cygnus.com>
3638 David V. Henkel-Wallace <gumby@cygnus.com>
3640 * config/i386/t-netware: Bring in from the Red Hat tree.
3641 * config/i386/netware.h: Likewise.
3642 * config/netware.h: Likewise.
3643 * config/rs6000/netware.h: Delete.
3644 * configure.in: Add i[34567]86-*-netware.
3645 * configure: Hand-edit to match configure.in change.
3647 2000-10-18 Mark Mitchell <mark@codesourcery.com>
3649 * c-common.h (flag_no_builtin): Declare.
3650 (flag_no_nonansi_builtin): Likewise.
3651 (c_common_nodes_and_builtins): Change prototype.
3652 * c-common.c (flag_no_builtin): New variable.
3653 (flag_no_nonansi_builtin): Likewise.
3654 (c_common_nodes_and_builtins): Remove parameters. Adjust
3656 * c-decl.c (flag_no_builtin): Remove.
3657 (flag_no_nonansi_builtin): Likewise.
3658 (init_decl_processing): Adjust call to
3659 c_common_nodes_and_builtins.
3661 2000-10-18 Marc Espie <espie@openbsd.org>
3663 * tm.texi (LIBGCC_SPEC): Synch with reality.
3665 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
3667 * c-common.c (check_format_types): Check for writing through a
3668 NULL pointer argument.
3670 2000-10-18 Hans-Peter Nilsson <hp@axis.com>
3672 * tm.texi (Exception Region Output): Document
3673 DWARF_CIE_DATA_ALIGNMENT.
3674 * dwarf2out.c (DWARF_CIE_DATA_ALIGNMENT): Wrap definition in
3676 [ENABLE_CHECKING] (reg_save): Abort if offset is not a multiple of
3677 DWARF_CIE_DATA_ALIGNMENT.
3679 2000-10-18 Michael Hayes <mhayes@cygnus.com>
3681 * basic-block.h (struct loop): Delete fields pre_header_root
3682 and pre_header_trace and replace with pre_header_edges
3683 and num_pre_header_edges.
3684 * flow.c (flow_loop_dump): Dump pre_header_edges.
3685 (flow_loops_free): Free pre_header_edges.
3686 (flow_loop_pre_header_scan): Calculate pre_header_edges.
3688 2000-10-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3690 * contrib.texi: Update references to steering committee members
3691 and Jeff Law's entry.
3693 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
3695 * c-common.c (CPLUSPLUS_STD_VER, C_STD_VER, C_STD_NAME): Define.
3696 (maybe_read_dollar_number, check_format_info_main): Use them for
3697 pedantic warning messages.
3699 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
3701 * c-common.c (check_format_info_main): Minor cleanup: move
3702 variables into inner scopes; initialize declarations where
3703 appropriate; don't hardcode "scanf" name on warning for zero
3706 2000-10-17 Mark Mitchell <mark@codesourcery.com>
3708 * c-common.c (back_end_hook): New variable.
3709 * c-common.h (back_end_hook): Declare it.
3710 * c-lang.c (finish_file): Use it.
3712 * emit-rtl.c (init_emit_once): Initialize the const_int_htab
3715 2000-10-18 Jan Hubicka <jh@suse.cz>
3717 * i386.c (ix86_comparison_operator, put_condition_code,
3718 ix86_match_ccmode, ix86_cc_mode): Handle CCRCmode.
3719 (ix86_expand_strlensi_unroll_1): Use CCRCmode.
3720 * i386.h (EXTRA_CC_MODES): Add CCRCmode.
3721 * i386.md (adddi and negdi splitter): Use CCRCmode.
3722 (add?i_3, add?i_4, add?i_5): Use CCRCmode; swap operands
3723 (subsi3_carry): add '*'
3724 (addsi3_carry_rc, subsi3_carry_rc, x86_movsicc_0_m1_rc): New.
3725 (cmp to add peep2): Use CCRCmode; swap operands.
3727 2000-10-18 Kazu Hirata <kazu@hxi.com>
3729 * h8300.c: Fix a comment typo.
3730 (round_frame_size): New.
3731 (compute_saved_regs): Likewise.
3734 (push_order): Remove.
3735 (pop_order): Likewise.
3736 (function_prologue): Rearrange code for readability.
3737 (function_epilogue): Likewise.
3739 * config/h8300/h8300.md: Remove an unnecessary sign_extend
3740 expander that is used when not optimizing. Output a tab after
3741 each assembly insns.
3743 * reorg.c: Fix formatting.
3745 2000-10-17 Joern Rennecke <amylaar@redhat.co.uk>
3747 * reload1.c (move2add_note_store): Check for simple
3748 auto-inc in destination.
3750 2000-10-17 Michael Chastain <chastain@redhat.com>
3752 * config/i386/i386-aout.h: define INT_ASM_OP.
3754 Tue Oct 17 20:11:08 2000 Alan Modra <alan@linuxcare.com.au>
3756 * pa.c (print_operand): Handle case 'c' for .vtable_inherit
3758 Tue Oct 17 20:05:51 2000 Martin Buchholz <martin@xemacs.org>
3760 * i370.md: Fix spelling typo.
3762 2000-10-17 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3764 * function.c (locate_and_pad_parm): Don't align stack unconditionally.
3765 Fixes execute/20001017-1.c on powerpc-linux-gnu.
3767 * expr.c (store_constructor): Apply MEM_ALIAS_SET to MEMs only.
3768 * rs6000/rs6000.c (rs6000_hash_constant): Use X0INT to access a
3771 * rs6000/rs6000.h (NO_DOLLAR_IN_LABEL, DOLLARS_IN_IDENTIFIERS,
3772 ENCODE_SECTION_INFO, ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Move from
3774 * rs6000/aix.h: ...to here.
3775 * rs6000/linux.h (ASM_APP_ON, ASM_APP_OFF): Define to Linux-style.
3777 2000-10-17 Jakub Jelinek <jakub@redhat.com>
3779 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Reload gp if needed.
3781 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Always use call, make
3782 sure linker can relax even the delay slot mov %g1,%o7, fix output
3785 2000-10-17 Kazu Hirata <kazu@hxi.com>
3787 * config/h8300/h8300.md: Remove an unnecessary zero_extend
3788 expander that is used when not optimizing. Output a tab after
3789 each assembly insns.
3791 2000-10-17 Chandrakala Chavva <cchavva@redhat.com>
3793 * gcc.c: New options --target-help.
3794 (process_command): Added code to parse this new option.
3795 * toplev.c (display_target_options): New function to support the
3797 * cppinit.c (new_pending_directive) : New option OPT_target__help.
3798 (cpp_handle_option): Support this new option.
3799 * invoke.texi: Added notes about --target-help option.
3801 2000-10-17 Graham Stott <grahams@redhat.com>
3803 * config/i386/i386.md (testqi_1): Add missing operand prefix
3805 * config/i386/i386-protos.h: Add missing prototype.
3807 2000-10-17 Diego Novillo <dnovillo@cygnus.com>
3809 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Symbol
3810 _GLOBAL_OFFSET_TABLE should not have a $ prefix when
3811 using -mintel-syntax.
3813 2000-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
3815 * c-common.c (FMT_FLAG_DOLLAR_MULTIPLE): Define.
3816 (format_types): Use it for printf.
3817 (maybe_read_dollar_number): Add parameter for the kind of format
3818 involved. Warn for multiple use for arguments if this is
3819 inappropriate for the kind of format involved.
3820 (check_format_info_main): Update calls to maybe_read_dollar_number.
3822 2000-10-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3824 * inclhack.def (hpux_maxint): Also apply fix to values.h.
3825 * fixincl.x: Rebuilt.
3827 2000-10-17 Alexandre Oliva <aoliva@redhat.com>
3829 * genrecog.c (write_switch): Return the first condition that needs a
3832 2000-10-17 Bernd Schmidt <bernds@redhat.co.uk>
3834 * c-tree.h (warn_sequence_point): Move declaration to...
3835 * c-common.h (warn_sequence_point): ... here.
3836 * c-decl.c (warn_sequence_point): Move definition to...
3837 * c-common.c (warn_sequence_point): ... here.
3838 (struct reverse_tree): New.
3839 (reverse_list, reverse_max_depth): New static variables.
3840 (build_reverse_tree, common_ancestor, modify_ok
3841 verify_sequence_points): New functions.
3842 (c_expand_expr_stmt): Call verify_sequence_points if -Wsequence-point.
3843 * c-typeck.c (check_modify_expr): Delete.
3844 (build_modify_expr): Don't call it.
3846 2000-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
3848 * c-common.h (warn_missing_format_attribute): New variable.
3849 * c-decl.c (warn_missing_format_attribute): New variable.
3850 (c_decode_option): Decode -Wmissing-format-attribute and
3851 -Wno-missing-format-attribute.
3852 * c-common.c (check_function_format): If
3853 -Wmissing-format-attribute, give a warning where a vprintf or
3854 vscanf function is called by a function without its own printf or
3856 * toplev.c (documented_lang_options): Add
3857 -Wmissing-format-attribute.
3858 * invoke.texi: Document -Wmissing-format-attribute.
3860 2000-10-17 Marc Espie <espie@openbsd.org>
3862 * invoke.texi (-shared): Insist on requiring code generation flags
3863 to be used along with -shared, and document the subtle failure that
3864 may occur otherwise.
3866 2000-10-16 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3868 * pa.md (return_internal): Move `use' after `return'.
3870 2000-10-16 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
3872 * machmode.def: Correct comment.
3874 2000-10-16 Rodney Brown <RodneyBrown@mynd.com>
3876 * print-rtl.c (print_rtx_head): Constify.
3877 * rtl.h (print_rtx_head): Similarly.
3879 * config/pa/pa/pa-protos.h (output_64bit_and, output_64bit_ior):
3880 Constify char * return value.
3882 (output_64bit_and, output_64bit_ior): Constify char * return value.
3883 (pa_can_combine_p): Make static.
3884 (function_arg): Decorate unused `named' argument. Fix comment typo.
3885 (function_arg_partial_nregs): Decorate unused `named' argument.
3887 2000-10-16 Joseph S. Myers <jsm28@cam.ac.uk>
3889 * c-common.c (format_check_results): New structure.
3890 (finish_dollar_format_checking): Adjust to take a
3891 format_check_results * parameter.
3892 (check_format_info, check_format_info_recurse,
3893 check_format_info_main): Split check_format_info into three
3894 functions, the main checking going in check_format_info_main.
3895 Recurse when any reduction of the format string argument towards a
3896 string literal is done; go down both branches of a conditional
3897 expression. Don't warn for extra format arguments or empty format
3898 strings if they only occur in some branches of a conditional
3901 2000-10-16 Kazu Hirata <kazu@hxi.com>
3903 * config/h8300/h8300.c: Remove obstack. Include ggc.h.
3905 2000-10-16 Jakub Jelinek <jakub@redhat.com>
3907 * rtlanal.c (may_trap_p): Check operand modes of COMPARE.
3909 2000-10-15 Diego Novillo <dnovillo@cygnus.com>
3911 * i386.md (*movsi_or): Switch operand order for intel syntax.
3913 2000-10-14 Joseph S. Myers <jsm28@cam.ac.uk>
3917 * gcc.texi (Contributing): Update.
3919 2000-10-13 Diego Novillo <dnovillo@cygnus.com>
3921 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Output final jump using
3922 appropriate assembler dialect.
3924 2000-10-13 Alexandre Oliva <aoliva@redhat.com>
3926 * c-common.c (c_expand_builtin): PARAMS-ize prototype.
3928 2000-10-12 Marek Michalkiewicz <marekm@linux.org.pl>
3930 * config/avr/avr.c (output_movhi, output_movsisf): Fix loading
3931 constants 1 and 2 to NO_LD_REGS.
3933 2000-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3935 * Makefile.in (c-parse.c, tradcif.c): Create atomically.
3937 * objc/Make-lang.in (objc-parse.c): Likewise.
3939 2000-10-13 Richard Earnshaw <rearnsha@arm.com>
3941 * arm.c: Include obstack.h
3942 (minipool_obstack, minipool_startobj): Define.
3943 (arm_add_gc_roots): Initialize them.
3944 (create_fix_barrier): Use our new obstack.
3945 (push_minipool_barrier, push_minipool_fix): Likewise.
3946 (arm_reorg): Release obstack memory.
3948 2000-10-13 Jakub Jelinek <jakub@redhat.com>
3950 * config/sparc/sparc.md (nonlocal_goto_receiver): Remove.
3951 (prologue, exception_receiver, builtin_setjmp_receiver): New
3953 * config/sparc/sparc.h (FINALIZE_PIC): Remove.
3954 * config/sparc/sparc-protos.h (finalize_pic): Remove.
3955 (load_pic_register): New prototype.
3956 * config/sparc/sparc.c (pic_setup_code): Remove.
3957 (finalize_pic): Rename to...
3958 (load_pic_register): ...this function.
3959 Don't look for nonlocal_goto_receivers and emit pic setup code
3960 directly. Don't check current_function_uses_pic_offset_table.
3962 2000-10-13 Richard Earnshaw <rearnsha@arm.com>
3964 * tree.h (struct obstack): Declare.
3966 2000-10-12 Mark Mitchell <mark@codesourcery.com>
3969 * Makefile.in (ggc-callbacks.o): Remove target.
3970 (flow.o): Depend on GGC_H.
3971 * alias.c (init_alias_analysis):
3972 Remove ggc_p conditionals.
3973 (end_alias_analysis): Likewise.
3974 * basic-block.h (init_flow): New function.
3975 (allocate_reg_life_data): Declare.
3976 * bb-reorder.c (function_obstack): Replace with ...
3977 (flow_obstack): ... new variable.
3978 (fixup_reorder_chain): Use it.
3979 * c-decl.c (ggc_p): Remove.
3980 (caller-save.c): Don't call oballoc/obfree.
3982 undobuf): Remove storage.
3983 (try_combine): Don't call oballoc.
3984 (undo_all): Don't call obfree.
3985 * cse.c (insert): Use xmalloc, not
3987 (cse_main): Adjust accordingly.
3988 * dwarf2out.c (save_rtx): Remove
3990 (dwarf2out_init): Remove ggc_p conditionals.
3991 * emit-rtl.c (rtl_obstack): Remove.
3992 (gen_rtx_CONST_INT): Remove ggc_p conditionals.
3993 (make_insn_raw): Likewise.
3994 (emit_insn_before): Likewise.
3995 (emit_insn_after): Likewise.
3996 (emit_insn): Likewise.
3997 (gen_sequence): Likewise.
3998 (copy_insn_1): Remove handling of `b' RTL components.
3999 (init_emit_once): Remove ggc_p conditionals.
4000 * except.c (create_rethrow_ref): Don't fool with obstacks.
4001 (add_partial_entry): Likewise.
4002 (call_get_eh_context): Likewise.
4003 (begin_protect_partials): Likewise.
4004 (protect_with_terminate): Likewise.
4006 (plus_constant_wide): Likewise.
4007 * expr.c (init_expr_once):
4009 (emit_block_move): Likewise.
4010 (clear_storage): Likewise.
4011 (expand_expr): Likewise.
4012 * flow.c (function_obstack): Remove.
4013 (flow_obstack): New variable.
4014 (flow_firstobj): Likewise.
4015 (create_base_block): Use the flow_obstack.
4016 (split_block): Likewise.
4017 (split_edge): Likewise.
4018 (calculate_global_regs_live): Likewise.
4019 (allocate_bb_life_data): Make it static. Likewiwse.
4020 (init_flow): New function.
4021 (size_int_type_wide): Remove ggc_p conditionals.
4023 (push_function_context_to): Don't call save_tree_status.
4024 (pop_function_context_from): Or restore_tree_status.
4025 (assign_stack_local_1): Don't call push_obstacks.
4026 (find_fixup_replacement): Use xmalloc.
4027 (fixup_var_refs_insns): Free the storage.
4028 (insns_for_mem_walk): Don't mess with obstacks.
4029 (instantiate_decls): Likewise.
4030 (trampoline_address): Likewise.
4031 (expand_function_end): Likewise.
4032 * function.h (sturct function):
4033 Remove obstack-related variables.
4034 (save_tree_status): Don't declare.
4035 (restore_tree_status): Likewise.
4036 * gcse.c (compute_can_copy):
4037 Don't call oballoc/obfree.
4038 * genattrtab.c (operate_exp): Remove
4040 (simplify_cond): Likewise.
4041 (simplify_test_exp): Don't mess with obstacks.
4042 (optimize_attrs): Likewise.
4043 * gengenrtl.c (gendef): Don't include
4045 * ggc-callbacks.c (ggc_p): Remove.
4046 * ggc-none.c (ggc_p): Remove.
4047 * ggc.h (ggc_p): Don't declare.
4048 * integrate.c (save_for_inline): Don't mess with obstacks.
4049 (integrate_decl_tree): Likewise.
4050 (output_inline_function): Likewise.
4052 (init_EXPR_INSN_LIST_cache): Likewise.
4053 * loop.c (temp_obstack):
4055 (rtl_obstack): Likewise.
4056 (init_loop): Don't mess with obstacks.
4057 (reg_address_cost): Free BIVs and GIVs.
4058 (check_insns_for_bivs): Use xmalloc, not oballoc.
4059 (find_mem_givs): Likewise.
4060 (record_biv): Likewise.
4061 (general_induction_var): Likewise.
4062 (product_cheap_p): Likewse.
4063 * optabs.c (init_one_libfunc): Remove
4065 * print-tree.c (debug_tree): Don't use
4067 (print_node): Likewise.
4068 * profile.c (output_func_start_profiler):
4069 Remove call to temporary_allocation.
4071 (eliminate_regs_in_insn): Don't mess with obstacks.
4073 (mark_target_live_regs): Use xmalloc.
4074 (free_resource_info): Free the memory.
4075 * rtl.c (rtl_obstack):
4077 (rtvec_alloc): Don't mess with obstacks.
4078 (rtx_alloc): Likewise.
4080 (copy_rtx): Don't handle `b' cases.
4081 (read_rtx): Use a local rtl_obstack.
4082 * rtl.h (oballoc): Remove.
4084 (pop_obstacks): Likewise.
4085 (push_obstacks): Likewise.
4086 (allocate_bb_life_data): Likewise.
4087 (allocate_reg_life_data): Likewise.
4088 (rtx_free): Likewise.
4089 * sdbout.c (sdbout_queue_anonymous_type):
4090 Use tree_cons, not saveable_tree_cons.
4092 (cselib_init): Don't mess with obstacks.
4094 (mark_block_nesting): Mark the label_chain.
4095 (epxand_label): Use ggc_alloc, not oballoc.
4096 (clear_last_expr): Don't mess with obstacks.
4097 (expand_decl_cleanup): Likewise.
4098 (expand_dcc_cleanup): Likewise.
4099 (expand_dhc_cleanup): Likewise.
4100 (expand_anon_union_decl): Likewise.
4101 (add_case_node): Use xmalloc, not oballoc.
4102 (free_case_nodes): New function.
4103 (expand_end_case): Call it.
4104 * stor-layout.c (layout_type): Don't
4106 (layout_type): Likewise.
4107 * toplev.c (wrapup_global_declarations):
4109 (compile_file): Remove ggc_p conditionals.
4110 (rest_of_compilation): Call init_flow. Remove ggc_p conditionals.
4111 (decode_f_option): Remove ggc_p conditionals.
4113 (function_maybepermanent_obstack): Remove.
4114 (maybepermanent_obstack): Likewise.
4115 (function_obstack): Likewise.
4116 (tmeporary_obstack): Likewise.
4117 (momentary_obstack): Likewise.
4118 (temp_decl_obstack): Likewise.
4119 (saveable_obstack): Likewise.
4120 (rtl_obstack): Likewise.
4121 (current_obstack): Likewise.
4122 (expression_obstack): Likewise.
4123 (struct obstack_stack): Likewise.
4124 (obstack_stack): Likewise.
4125 (obstack_stack_obstack): Likewise.
4126 (maybepermanent_firstobj): Likewise.
4127 (temporary_firstobj): Likewise.
4128 (momentary_firstobj): Likewise.
4129 (temp_decl_firstobj): Likewise.
4130 (momentary_function_firstobj): Likewise.
4131 (all_types_permanent): Likewise.
4132 (struct momentary_level): Likewise.
4133 (momentary_stack): Likewise.
4134 (init_obstacks): Remove initialization of removed obstacks.
4135 (save_tree_status): Remove.
4136 (restore_tree_status): Likewise.
4137 (temporary_allocation): Liekwise.
4138 (end_temporary_allocation): Liekwise.
4139 (resume_temporary_allocation): Likewise.
4140 (saveable_allocation): Likewise.
4141 (push_obstacks): Likewise.
4142 (push_obstacks_nochange): Likewise.
4143 (pop_obstacks): Likewise.
4144 (allocation_temporary_p): Likewise.
4145 (permanent_allocation): Likewise.
4146 (preserve_data): Likewise.
4147 (preserve_initializer): Likewise.
4148 (rtl_in_current_obstack): Likewise.
4149 (rtl_in_saveable_obstack): Likewise.
4150 (oballoc): Likewise.
4152 (savealloc): Likewise.
4153 (expralloc): Likewise.
4154 (print_obstack_name): Likewise.
4155 (debug_obstack): Likewise.
4156 (object_permanent_p): Likewise.
4157 (push_momentary): Likewise.
4158 (perserve_momentary): Likewise.
4159 (clear_momentary): Likewise.
4160 (pop_momentary): Likewise.
4161 (pop_momentary_nofree): Likewise.
4162 (suspend_momentary): Likewise.
4163 (resume_momentary): Likewise.
4164 (make_node): Don't set TREE_PERMANENT.
4165 (copy_node): Remove ggc_p conditionals. Don't set TYPE_OBSTACK.
4166 Don't set TREE_PERMANENT.
4167 (get_identifier): Remove ggc_p conditionals.
4168 (build_string): Likewise.
4169 (make_tree_vec): Likewise.
4170 (build_decl_list): Remove.
4171 (build_expr_list): Likewise.
4172 (tree_cons): Remove ggc_p conditionals.
4173 (decl_tree_cons): Remove.
4174 (expr_tree_cons): Likewise.
4175 (perm_tree_cons): Likewise.
4176 (temp_tree_cons): Likewise.
4177 (saveable_tree_cons): Likewise.
4178 (build1): Remove ggc_p conditionals.
4179 (build_parse_node): Likewise.
4180 (build_type_attribute_variant): Don't mess with obstacks.
4181 (build_type_copy): Likewise.
4182 (type_hash_canon): Likewise.
4183 (build_pointer_type): Likewise.
4184 (build_reference_type): Likewise.
4185 (build_index_type): Likewise.
4186 (build_range_type): Likewise.
4187 (dump_tree_statistics): Don't print obstack information.
4189 (struct tree_common): Remove permanent_flag.
4190 (TREE_PERMANENT): Remove.
4191 (TREE_SET_PERMANENT): Likewise.
4192 (TYPE_OBSTACK): Likewise.
4193 (struct tree_type): Remove obstack.
4195 (savealloc): Likewise.
4196 (build_decl_list): Likewise.
4197 (build_expr_list): Likewise.
4198 (perm_tree_cons): Likewise.
4199 (temp_tree_cons): Likewise.
4200 (saveable_tree_cons): Likewise.
4201 (decl_tree_cons): Likewise.
4202 (expr_tree_cons): Likewise.
4203 (suspend_momentary): Likewise.
4204 (allocation_temporary_p): Likewise.
4205 (resume_momentary): Likewise.
4206 (push_obstacks_nochange): Likewise.
4207 (permanent_allocation): Likewise.
4208 (push_momentary): Likewise.
4209 (clear_momentary): Likewise.
4210 (pop_momentary): Likewise.
4211 (end_temporary_allocation): Likewise.
4212 (pop_obstacks): Likewise.
4213 (push_obstacks): Likewise.
4214 (pop_momentary_nofree): LIkewise.
4215 (preserve_momentary): Likewise.
4216 (saveable_allocation): Likewise.
4217 (temporary_allocation): Likewise.
4218 (resume_temporary_allocation): Likewise.
4219 (perserve_initializer): Likewise.
4220 (debug_obstack): Likewise.
4221 (rtl_in_current_obstack): Likewise.
4222 (rtl_in_saveable_obstack): Likewise.
4224 * varasm.c (current_obstack): Remove.
4225 (saveable_obstack): Remove.
4226 (rtl_obstack): Remove.
4227 (immed_double_const): Don't mess with obstacks.
4228 (immed_real_cons): Likewise.
4229 (output_constant_def): Likewise.
4230 (init_varasm_status): Use xcalloc.
4231 (mark_pool_constant): Mark the pool constant itself.
4232 (free_varasm_status): Free memory.
4233 (decode_rtx_const): Call bzero directly, rather than expanding it
4235 (record_rtx_const): Don't mess with obstacks.
4236 (force_const_mem): Likewise.
4237 * config/arm/arm.c (arm_encode_call_attribute): Remove ggc_p
4239 (aof_pic_entry): Likewise.
4240 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
4241 * config/m32r/m32r.c (m32r_encode_section_info): Likewise.
4242 * config/pa/pa.c (saveable_obstack): Remove.
4243 (rtl_obstack): Likewise.
4244 (current_obstack): Likewise.
4245 (output_call): Don't mess with obstacks.
4246 (hppa_encode_label): Remove ggc_p conditionals.
4247 * config/romp/romp.c (get_symref): Don't mess with obstacks.
4248 * config/rs6000/rs6000.c (output_toc): Remove ggc_p conditional.
4249 (rs6000_encode_section_info): Likewise.
4250 * config/sh/sh.c (get_fpscr_rtx): Likewise.
4252 Thu Oct 12 16:02:31 MET DST 2000 Jan Hubicka <jh@suse.cz>
4254 * i386.md (adddi3, subdi3 splitters): Update for new pattern.
4255 (addsi3_cc, addqi3_cc, subsi3_cc): Remove
4256 (addsi3_carry): Canonicalize.
4257 (addqi_5): Remove '*'.
4258 (sbb pattern): Canonicalize.
4260 * i386.md (cmp to inc/add peep2): New.
4262 2000-10-12 Richard Earnshaw <rearnsha@arm.com>
4264 * bb-reorder.c (reorder_basic_blocks): Allocate an aux block for
4267 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
4269 * gcc.texi: Merge in contents of README.TRAD and TESTS.FLUNK.
4270 * README.TRAD, TESTS.FLUNK: Remove.
4272 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
4274 * c-common.c (decl_attributes): Don't allow strftime formats with
4275 first_arg_num nonzero.
4276 (check_format_info): Set wanted_type and wanted_type_name to zero
4277 before they are possibly assigned and used.
4279 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
4281 * c-common.c (scanf_flag_specs): Add flags ' and I.
4282 (strftime_flag_pairs): Disallow any pair of the _, - and 0 flags,
4283 or the ^ and # flags together.
4284 (scan_char_table): Handle the ' and I flags.
4285 (format_types): Add ' and I flags for scanf.
4287 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
4289 * c-common.c (print_char_table): Use the unpromoted type for
4290 lengths "h" and "hh" with conversions dioxXu.
4291 (check_format_types): Apply the default argument promotions where
4292 the wanted type is not a pointer target.
4294 2000-10-11 Michael Meeks <mmeeks@gnu.org>
4295 Joseph S. Myers <jsm28@cam.ac.uk>
4297 * c-typeck.c (check_modify_expr): New function.
4298 (build_modify_expr): Call it if warn_sequence_point.
4299 * c-decl.c (warn_sequence_point): New variable.
4300 (c_decode_option): Handle -Wsequence-point and
4301 -Wno-sequence-point. Enable -Wsequence-point as part of -Wall.
4302 * c-tree.h (warn_sequence_point): Declare.
4303 * invoke.texi (-Wsequence-point): Document.
4304 * toplev.c (documented_lang_options): Add -Wsequence-point and
4305 -Wno-sequence-point.
4306 Original work by Michael Meeks, 16 Jun 1998.
4308 Wed Oct 11 06:15:41 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4310 * tree.c (get_narrower): Don't look at precision of field if
4313 Tue Oct 10 23:14:33 2000 Denis Chertykov <denisc@overta.ru>
4315 * config/avr/avr.c (valid_machine_decl_attribute): Allow `extern'
4316 declaration for data with "progmem" attribute.
4318 2000-10-09 Marek Michalkiewicz <marekm@linux.org.pl>
4320 * config/avr/avr.c (out_shift_with_cnt): Use AS2 macro.
4321 Correct insn length if shift count is a memory operand.
4322 * config/avr/avr.md: New define_peephole2 to use *reload_inqi.
4323 (*iorhi3_clobber): Change lo8 to hi8.
4324 (zero_extendhisi2): Change %B0 to %A1.
4325 (ashlhi3, ashrhi3): Correct insn length.
4326 (andhi3, abssf2, extendqisi2, extendhisi2): Change "cc"
4327 from "clobber" to "set_n" in some alternatives.
4329 2000-10-10 Jakub Jelinek <jakub@redhat.com>
4331 * reload1.c (calculate_needs_all_insns): If deleting an instruction,
4332 remove its insn_chain structure as well.
4334 2000-10-09 J. David Anglin <dave@hiauly1.hia.nrc.ca>
4336 * dbxout.c (dbxout_source_line): Remove extra tab.
4338 2000-10-09 Hans-Peter Nilsson <hp@bitrange.com>
4340 * config/elfos.h (UNIQUE_SECTION): Apply STRIP_NAME_ENCODING on name.
4342 2000-10-09 Richard Henderson <rth@cygnus.com>
4344 * Makefile.in (LANG_LIB2FUNCS): Remove.
4345 (LIB2FUNCS): Remove _pure.
4346 (LIB2ADD): Remove LANG_LIB2FUNCS.
4347 (stage_a): Don't set LANG_LIB2FUNCS.
4348 * libgcc2.c (__terminate): Mark noreturn.
4349 (__pure_virtual): Remove.
4350 * mklibgcc.in: Remove LIB2ADD .txt processing.
4352 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
4354 * arm.md (push_multi): Revert unintended change.
4356 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
4358 * arm.c: Miscellaneous white space and comment clean-ups. No
4362 2000-10-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4364 * c-common.c (c_expand_builtin_printf): Set the TREE_TYPE of a new
4365 STRING_CST by calling combine_strings.
4367 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
4369 * arm.c (thumb_expand_movstrqi): Rewrite to support SSA form.
4370 (thumb_output_move_mem_multiple): Support new insn format.
4371 * arm.md (movmem12b): Use SSA compatible format.
4372 (movmem8b): Likewise.
4374 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
4376 * arm.md (predicable): New attribute, default to "no".
4377 (all patterns): Mark as predicable if appropriate.
4378 (conditional execution splits): Split using predication format.
4379 (define_cond_exec): Define.
4380 * arm.c (arm_print_operand): handle insn predicate.
4382 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4384 * README.NS32K: Remove file.
4386 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4388 * README-bugs: Remove file.
4390 2000-10-08 Philipp Thomas <pthomas@suse.de>
4391 * aclocal.m4 (AM_GNU_GETTEXT): Fix non portable use of == operator
4393 * configure: Rebuilt.
4395 2000-10-08 Philipp Thomas <pthomas@suse.de>
4396 * aclocal.m4 (AM_WITH_NLS): When not using included gettext,
4397 disable catalog building if no suitable program was found.
4398 Move warning message from here
4399 (AM_GNU_GETTEXT): To here.
4400 * configure: Rebuilt.
4402 2000-10-08 Philipp Thomas <pthomas@suse.de>
4403 * aclocal.m4 (GCC_PATH_PROG): New. Like AC_PATH_PROG but uses
4404 different cache variables.
4405 (GCC_PATH_PROG_WITH_TEST): New. Like AM_PATH_PROG_WITH_TEST but
4406 uses different cache variables.
4407 (AM_WITH_NLS): Use GCC_PATH_PROG and GCC_PATH_PROG_WITH_TEST.
4408 * configure: Regenerated.
4410 2000-10-08 Richard Henderson <rth@cygnus.com>
4412 * Makefile.in (libgcc.mk): Pass SHLIB_EXT, not SHLIB_LIBS.
4413 * configure.in (sparc*-*-solaris*): Use t-slibgcc{,-sld}.
4414 * mklibgcc.in: Consider SHLIB_LINK the entire shlib build command.
4417 * config/t-linux (SHLIB_EXT): New.
4418 (SHLIB_LINK): Use the entire build command, with substitutions.
4419 (SHLIB_LIBS): Remove.
4420 * config/alpha/t-osf4: Likewise.
4421 * config/mips/t-iris6: Likewise.
4422 * config/sparc/t-sol2: Likewise, but move shlib stuff...
4423 * config/sparc/t-slibgcc-sld: ...here.
4424 * config/sparc/t-slibgcc: New file.
4426 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
4428 * tm.texi (INTMAX_TYPE, UINTMAX_TYPE): Define.
4429 * c-common.h (enum c_tree_index): Add CTI_INTMAX_TYPE and
4431 (intmax_type_node, uintmax_type_node): Define.
4432 * c-common.c (decl_attributes): If pedantic, warn if `mode'
4433 attributes create a type wider than intmax_t.
4434 (T_IM, T_UIM): Define properly.
4435 * c-decl.c (INTMAX_TYPE, UINTMAX_TYPE): Define if not already
4437 (init_decl_processing): Initialize intmax_type_node and
4439 * c-lex.c (lex_number): When pedantic and warning for integer
4440 constants that are too large, in C99 mode warn for those that have
4441 a type wider than long long.
4443 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
4445 * c-common.c (FMT_FLAG_ARG_CONVERT, FMT_FLAG_SCANF_A_KLUDGE,
4446 FMT_FLAG_FANCY_PERCENT_OK): Define.
4447 (format_char_info): Add flag "4" to comment.
4448 (format_flag_spec, format_flag_pair): New structures.
4449 (format_kind_info): Add additional fields to control format
4451 (printf_flag_specs, printf_flag_pairs, scanf_flag_specs,
4452 scanf_flag_pairs, strftime_flag_specs, strftime_flag_pairs): New
4454 (time_char_table): Use "4" flag to handle %Ey.
4455 (format_types): Add entries for new fields.
4456 (get_flag_spec): New function.
4457 (check_format_info): Increase size of flag_chars[] to 256.
4458 Control format checking using the new fields of a format_kind_info
4459 and the new tables; remove all conditionals on printf_format_type,
4460 scanf_format_type or strftime_format_type. Handle all details of
4461 bad combinations of flags (including width, precision and strftime
4462 modifiers) through data rather than ad hoc code. Handle all
4463 details of standard versions in which flags appeared through
4464 data. Use the "4" flag.
4466 2000-10-07 Will Cohen <wcohen@redhat.com>, Kazu Hirata <kazu@hxi.com>
4468 * config/h8300/h8300.md: Remove the memory alternative and correct
4469 the insn lengths in the templates for sign extention and zero
4472 2000-10-07 Richard Henderson <rth@cygnus.com>
4474 * calls.c (expand_call): Disallow sibcalls to noreturn functions.
4475 * flow.c (make_edges): Revert last change.
4477 * config/alpha/alpha.h (FUNCTION_OK_FOR_SIBCALL): Don't test
4479 * config/pa/pa.h (FUNCTION_OK_FOR_SIBCALL): Likewise.
4481 2000-10-06 David O'Brien <obrien@dragon.nuxi.com>
4483 * config/alpha/elf.h: Standardize the formatting.
4485 2000-10-06 David O'Brien <obrien@FreeBSD.org>
4487 * config/alpha/elf.h: Protect the ASM_OUTPUT_IDENT definition with an
4490 2000-10-06 Richard Henderson <rth@cygnus.com>
4492 * function.c (diddle_return_value): Examine
4493 current_function_return_rtx instead of the DECL_RESULT.
4494 (expand_function_end): Handle reloading DECL_RESULT from memory
4495 into a hard register. Query promote_mode for sign of mismatched
4498 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
4500 * haifa-sched.c (schedule_insns): Fix typo in freeing
4501 forward_dependency_cache.
4503 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
4505 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): Add
4506 `TARGET_SH2' as a condition.
4508 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
4510 * haifa-sched.c (anti_dependency_cache, output_dependency_cache,
4511 forward_dependency_cache): New variables.
4512 (add_dependence, remove_dependence): Use anti_dependency_cache and
4513 output_dependency_cache.
4514 (compute_block_forward_dependences): Use forward_dependency_cache.
4515 (schedule_insns): Allocate and free memory for anti/output/forward
4516 dependencies caches.
4518 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
4520 * config/sh/sh.md (call, call_value): Use `TARGET_SH2' instead of
4521 `! TARGET_SH1'. Reindent.
4523 2000-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4525 * builtins.c (is_valid_printf_arglist, expand_builtin_printf):
4526 Move functions from here ...
4528 * c-common.c (is_valid_printf_arglist, c_expand_builtin_printf):
4530 (c_expand_builtin): New function.
4531 (init_function_format_info): Don't set `check_function_format_ptr'.
4532 (c_common_nodes_and_builtins): Set built_in_class type for
4533 printf/__builtin_printf to BUILT_IN_FRONTEND.
4534 (c_expand_expr): Handle CALL_EXPRs that are front-end builtins.
4536 * c-common.h (build_function_call): Declare.
4538 * expr.c (expand_expr): Pass builtins with class BUILT_IN_FRONTEND
4539 to `lang_expand_expr' rather than `expand_builtin'.
4541 * tree.c (check_function_format_ptr): Delete.
4543 * tree.h (check_function_format_ptr): Likewise.
4545 2000-10-06 Hans-Peter Nilsson <hp@bitrange.com>
4547 * dwarf2out.c (build_cfa_loc): Correct to use DW_OP_regx or
4548 DW_OP_bregx when cfa->reg > 31.
4550 * frame-dwarf2.c (decode_stack_op) [case DW_OP_regx]: Add missing
4553 2000-10-05 Richard Henderson <rth@cygnus.com>
4555 * c-decl.c (warn_missing_noreturn): Remove.
4556 (c_expand_body): Don't set or check can_reach_end.
4557 * c-tree.h (warn_missing_noreturn): Move ...
4558 * flags.h: ... here.
4559 (can_reach_end): Remove.
4560 * flow.c (check_function_return_warnings): New.
4561 (make_edges): No edge to exit for noreturn sibcalls.
4562 * function.c (expand_function_end): Save the return value
4563 clobber instruction.
4564 (mark_function_status): Mark it.
4565 * function.h (struct function): Add x_clobber_return_insn.
4566 * jump.c (can_reach_end): Remove.
4567 (calculate_can_reach_end): Remove.
4568 (jump_optimize_1): Don't call it.
4569 * output.h (check_function_return_warnings): Declare.
4570 * toplev.c (warn_missing_noreturn): Move from c-decl.c
4571 (rest_of_compilation): Call check_function_return_warnings.
4573 2000-10-05 Richard Henderson <rth@cygnus.com>
4575 * Makefile.in (NM_FOR_TARGET): New.
4576 (libgcc.mk): Pass SHLIB_MKMAP, SHLIB_MAPFILES.
4577 (libgcc.a, stmp-multilib): Pass NM_FOR_TARGET.
4578 * mklibgcc.in: If SHLIB_MKMAP, build libgcc.map. Depend the
4579 shared library build on that and EXTRA_MULTILIB_PARTS.
4580 * mkmap-flat.awk: New file.
4581 * mkmap-symver.awk: New file.
4582 * libgcc-std.ver: New file.
4583 * config/libgcc-glibc.ver: New file.
4584 * config/ia64/libgcc-ia64.ver: New file.
4585 * config/t-linux (SHLIB_MKMAP, SHLIB_MAPFILES): New.
4586 (SHLIB_LINK): Add --version-script.
4587 * config/ia64/t-ia64 (SHLIB_MAPFILES): Add libgcc-ia64.ver.
4588 * config/mips/t-iris6 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
4589 * config/sparc/t-sol2 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
4590 (SHLIB_LINK): Add -M.
4592 2000-10-05 Richard Henderson <rth@cygnus.com>
4594 * Makefile.in (LIB2FUNCS): Add _clz.
4595 * libgcc2.c (__ffsdi2): Use count_trailing_zeros.
4596 (__clz_tab): Put in its own unit, non-static.
4597 * libgcc2.h: Always include longlong.h.
4599 * longlong.h [alpha] (count_leading_zeros): Use cmpbge with
4600 a zero instead of -1.
4601 (count_trailing_zeros): Likewise.
4603 2000-10-05 Richard Henderson <rth@cygnus.com>
4605 * config/alpha/alpha.c (alpha_emit_setcc): Don't swap GT tests
4606 when second op1 is const0_rtx. Validate op0 as a register.
4607 * config/alpha/alpha.md (setcc_internal): Don't allow constants
4608 in the first argument of the compare.
4609 (setcc_swapped_internal): Likewise.
4610 (setne_internal): Likewise.
4612 2000-10-05 Geoff Keating <geoffk@cygnus.com>
4614 * tree.c (tree_size): New function split out of copy_node.
4615 (make_node): Remove obstack handling. Use tree_size.
4616 (copy_node): Use tree_size.
4617 * tree.h: Prototype tree_size.
4619 2000-10-05 Richard Henderson <rth@cygnus.com>
4621 * diagnostic.c (output_format): Add missing break.
4623 2000-10-05 Jim Wilson <wilson@cygnus.com>
4625 * function.c (fixup_var_refs_1, case SET): When gen_move_insn returns a
4626 SEQUENCE, call emit_insn_before, copy PATTERN and REG_NOTES of last
4627 sequence insn to INSN, and delete last sequence insn.
4629 2000-10-05 Phil Edwards <pme@gcc.gnu.org>
4631 * gcc.c (main): Include generated configargs.h header
4632 and use arguments in '-v' output.
4634 Thu Oct 5 16:16:57 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4636 * gcc.c: Move data on prefixes forward in file and reorganize.
4637 (md_exec_prefix, md_startfile_prefix, md_startfile_prefix_1):
4638 Always define, but make null if no value.
4639 (static_specs): Add "md_exec_prefix", "md_startfile_prefix",
4640 and "md_startfile_prefix_1".
4641 (main): Check whether md_exec_prefix and the others are the
4642 null string rather than whether the macro is defined.
4644 Thu Oct 5 19:04:18 2000 J"orn Rennecke <amylaar@redhat.co.uk>
4646 * (convert_move): Use zero_extendpsisi2 to do an unsigned extension
4647 from PSImode to SImode.
4649 2000-10-05 Jakub Jelinek <jakub@redhat.com>
4651 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETICS]: Fix conversion
4652 from float to integral mode with HOST_BITS_PER_WIDE_INT 64.
4653 * dwarf2out.c (add_const_value_attribute): Divide by 4, not
4656 Thu Oct 5 09:31:31 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4658 * fold-const.c (fold, case MINUS_EXPR, case EQ_EXPR): Perform
4659 negation in proper type.a
4661 2000-10-04 Richard Henderson <rth@cygnus.com>
4663 * configure.in (enable-shared): New.
4664 * Makefile.in (LIBGCC_DEPS): Depend on EXTRA_PARTS as well.
4665 (libgcc.mk): Pass SHLIB_LINK, SHLIB_LIBS, SHLIB_MULTILIB to mklibgcc.
4666 * mklibgcc.in: Use them to link shared a libgcc.
4667 * config/t-linux (SHLIB_LINK, SHLIB_LIBS): New.
4668 * config/alpha/t-ieee (SHLIB_MULTILIB): New.
4669 * config/mips/t-iris6 (SHLIB_LINK, SHLIB_LIBS): New.
4670 * config/sparc/t-sol2 (SHLIB_LINK, SHLIB_LIBS): New.
4672 * configure.in (alpha-osf*): Use t-osf and x-osf.
4673 * config/alpha/t-osf: New file.
4674 * config/alpha/t-osf4: New file.
4675 * config/alpha/x-osf: New file.
4676 * config/alpha/x-alpha: Remove file.
4678 2000-10-04 Will Cohen <wcohen@redhat.com>
4680 * c-typeck.c (process_init_element): Added warning for zero-length
4683 * extend.texi (Zero Length): State that static initializers for
4684 zero-length arrays are not allowed.
4686 Mon Oct 2 14:50:14 MET DST 2000 Jan Hubicka <jh@suse.cz>
4688 * rtlanal.c (single_set_1): Do not require USE and CLOBBERs
4691 2000-10-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4693 * config/float-c4x.h: New.
4694 * configure.in (c4x-*): Set float_format to c4x.
4695 * configure: Regenerate.
4697 2000-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4699 * configure.in (sparc-*-solaris2*): Disable 32-to-64 cross
4700 compilation for solaris versions 2.7 and greater.
4702 2000-10-02 Marc Espie <espie@openbsd.org>
4704 * config/alpha.h (WORD_SWITCH_TAKES_ARG): add -rpath to default,
4705 instead of redefining from scratch.
4707 2000-10-02 David O'Brien <obrien@dragon.nuxi.com>
4709 * config/i386/freebsd.h (NO_PROFILE_COUNTERS): Define.
4711 2000-10-01 Mark Mitchell <mark@codesourcery.com>
4713 * config/ns32k/genix.h: Remove.
4714 * config/ns32k/x-genix: Likewise.
4715 * config/ns32k/xm-genix.h: Likewise.
4716 * config/fx80: Remove all filee in directory.
4717 * config/pyr: Likewise.
4718 * config/tahoe: Likewise.
4719 * config/gmicro: Likewise.
4720 * config/spur: Likewise.
4721 * configure.in: Remove configury bits for above targets.
4722 * configure: Regenerated.
4724 * configure.in: Don't configure chill by default.
4725 * configure: Regenerated.
4727 * c-decl.c (c_expand_body): Don't generate RTL if flag_syntax_only.
4728 (lang_mark_false_label_stack): Remove.
4729 * c-lex.c (init_c_lex): Add file_info_tree as GC root. Allocate
4730 <top level> string in GC area.
4731 (mark_splay_tree_node): New function.
4732 (mark_splay_tree): Likewise.
4733 * except.c (mark_eh_status): Only call lang_mark_false_label_stack
4735 * ggc-callbacks.c (lang_mark_false_label_stack): Remove.
4736 * ggc-common.c (lang_mark_false_label_stack): Change type.
4737 * ggc.h (ggc_alloc_string): Add comment.
4738 (ggc_strdup): New function.
4740 Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru>
4742 * config/avr/avr.h (BRANCH_COST): Define as 0.
4744 * config/pdp11/pdp11.c: #include "tree.h" added.
4746 2000-09-30 Marek Michalkiewicz <marekm@linux.org.pl>
4748 * config/avr/avr.c (ashlhi3_out, ashlsi3_out, ashrhi3_out,
4749 ashrsi3_out, lshrhi3_out, lshrsi3_out): Optimize more cases
4750 with known shift count.
4751 * config/avr/avr.md (ashlsi3, ashrsi3, lshrsi3):
4752 New alternative for shift count 2 with no scratch register.
4753 (ashlhi3, ashlsi3): Change "cc" attribute from "clobber" to
4754 "set_n" for shift counts 1 and 2.
4756 2000-09-30 Geoff Keating <geoffk@cygnus.com>
4758 * config/rs6000/rs6000.md (movsi_to_cr): Remove the USE. Calculate
4759 the mask value from the individual SET operations.
4760 (return_internal_si): Move the USE after the RETURN.
4761 (return_internal_di): Likewise.
4762 (return_and_restore_fpregs_si): Likewise.
4763 (return_and_restore_fpregs_di): Likewise.
4764 (return_eh_si): Likewise.
4765 (return_eh_di): Likewise.
4766 * config/rs6000/rs6000.c (mtcrf_operation): Don't look for,
4768 (rs6000_emit_prologue): Don't emit the USE for movsi_to_cr.
4769 Don't generate a PARALLEL around a single operation movsi_to_cr.
4770 Generate the RETURN first in any PARALLELs.
4772 * rtlanal.c (single_set_1): Use fatal_insn to display the
4773 invalid insn. Check for more cases when a USE or CLOBBER occurs
4775 * Makefile.in: Update dependencies for rtlanal.o.
4777 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
4779 * i386.c: Move include of "config.h" to before that of <setjmp.h>.
4781 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
4783 * c-tree.texi, contrib.texi, gcc.texi, install.texi, invoke.texi:
4784 Consistently use @email for formatting email addresses.
4786 2000-09-29 Richard Henderson <rth@cygnus.com>
4788 * cse.c (notreg_cost): New argument outer.
4789 (COST): Pass in SET to notreg_cost
4791 (fold_rtx): Use COST_IN. Prefer constants when costs
4794 2000-09-29 David Edelsohn <edelsohn@gnu.org>
4796 * fixinc/inclhack.def (broken_cabs): Generalize regex.
4797 * fixinc/fixincl.x: Regenerate.
4799 2000-09-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4801 * loop.c (check_final_value): A GIV is not replaceable if used
4804 Fri Sep 29 10:04:12 2000 Jeffrey A Law (law@cygnus.com)
4806 * version.c: Bump to gcc-2.97.
4808 Frs Sep 29 13:37:59 MET DST 2000 Jan Hubicka <jh@suse.cz>
4810 * final.c (final_scan_insn): Remove extra extract_insn call;
4811 Use caching for constrain_operands.
4812 (cleanup_subreg_operands): Use caching for extract_insn.
4813 * recog.c (constrain_operands_cached): New.
4814 * recog.h (constrain_operands_cached): Declare.
4815 * i386.c (ix86_attr_length_immediate_default,
4816 ix86_attr_length_address_default, ix86_agi_dependant): Cache
4819 * recog.c (asm_noperands): Tweak.
4820 (extract_insn): Do not call asm_noperads for non-asm instructions.
4822 Fri Sep 29 13:20:42 MET DST 2000 Jan Hubicka <jh@suse.cz>
4824 * recog.c (recog_memoized): Rename to recog_memoized_1.
4825 * recog.h (recog_memoized): Rename to recog_memoized_1.
4826 (recog_memoized): New macro.
4827 * rtl.h (single_set): Rename to single_set_1
4828 (single_set): New macro.
4829 * rtlanal.c (single_set): Rename to single_set_1; expect clobbers
4832 * i386.md (strmovsi_1, strmovhi_1 strmovqi_1):
4833 Do not use match_dup of input operands at outputs.
4834 Use register_operand for memory expression.
4835 (rep_movsi): Put use last, canonicalize.
4836 Use register_operand for memory expression.
4837 (rep_movqi): Put use last.
4838 Use register_operand for memory expression.
4839 (strsetsi_1, strset_hi_1, strsetqi_1): Do not use match_dup
4840 of input operands at outputs. Use register_operand for memory
4842 (rep_stossi): Put use last; canonicalize; fix match_dup in
4843 the address expression
4844 (rep_stosqi): Likewise.
4845 (memcmp expander): Update calls.
4846 (cmpstrsi_nz_1, cmpstrsi_1, strlensi_1): Avoid match_dups in
4849 * i386.md (fp_jcc_3, fp_jcc_4, jp_fcc_5): if_then_else operand is
4851 (fp_jcc_4, fp_jcc_3): Refuse unordered comparisons.
4853 2000-09-28 David O'Brien <obrien@FreeBSD.org>
4855 * config/i386/freebsd-aout.h: New, FreeBSD a.out config file.
4856 Contains the old contents of config/i386/freebsd.h
4857 * config/i386/freebsd.h: Now the ELF rather than a.out config file.
4858 Contains the old contents of config/i386/freebsd-elf.h
4859 * config/i386/freebsd-elf.h: Retire this file -- contents moved to
4860 config/i386/freebsd.h.
4861 * configure.in: Adjust for above changes.
4862 * po/POTFILES.in: Likewise.
4863 * po/en_GB.po: Likewise.
4864 * po/gcc.pot: Likewise.
4865 * configure: Rebuilt.
4867 2000-09-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4869 * doloop.c (doloop_modify): Prevent delete_insn() from
4870 deleting too much. Prefer loop->top over loop->start as
4871 target for the new JUMP insn.
4872 (doloop_valid_p): Ignore loop with exit_count != 0.
4874 2000-09-28 Philipp Thomas <pthomas@suse.de>
4876 * invoke.texi (i386 Options): Add athlon to table of possible
4879 2000-09-28 Gabriel Dos Reis <gdr@codesourcery.com>
4881 * diagnostic.h (output_clear_message_text): New function.
4882 (output_message_text): New macro.
4884 * diagnostic.c (clear_text_info): Rename to
4885 output_clear_message_text.
4886 (output_clear): Adjust.
4887 (output_finish): Rename to output_finalize_message. Tweek.
4888 (output_to_stream): Adjust.
4890 2000-09-28 Neil Booth <neilb@earthling.net>
4892 * cpperror.c (_cpp_begin_message): Do the test for suppression
4893 of warnings and pedantic warnings before the "is a warning an
4895 * cppinit.c (cpp_handle_option): Remove surplus \n.
4896 * cpplex.c (ON_REST_ARG): Delete.
4897 (skip_block_comment): Initialise prevc.
4898 (parse_args): Improve error messages.
4899 (maybe_paste_with_next): Use CONTEXT_VARARGS rather
4901 * cpplib.c (cpp_push_buffer): Fix grammar in message.
4902 * cppmain.c (main): Set callbacks for #ident and #pragma
4903 only if no_output option is false.
4904 (do_pragma_implementation): Only call the #pragma handler
4905 if it is set in the cpp_reader structure.
4907 Wed Sep 27 14:00:07 2000 Donald Lindsay <dlindsay@cygnus.com>
4909 * integrate.c (copy_insn_list): if an ignored return value
4910 is being clobbered, skip cloning that into the inline copy.
4912 2000-09-27 Joseph S. Myers <jsm28@cam.ac.uk>
4914 * extend.texi, invoke.texi, gcc.texi, install.texi: Consistently
4915 use @uref for formatting URLs.
4917 2000-09-27 Mark Elbrecht <snowball3@bigfoot.com>
4919 * config/i386/djgpp.h (UNIQUE_SECTION): Constify the variables
4922 Tue 26-Sep-2000 18:25:38 BST Neil Booth <neilb@earthling.net>
4924 * gcc.c (cpp_options): Add spec for -ftabstop=.
4925 (invoke_as): New spec that handles invoking as.
4926 Update specs to handle -save-temps and -traditional.
4927 * ch/lang-specs.h, f/lang-specs.h, java/lang-specs.h:
4929 * cp/lang-specs.h, objc/lang-specs.h: Update to use
4930 invoke_as, and handle -save-temps and -traditional (if
4933 2000-09-26 Jakub Jelinek <jakub@redhat.com>
4935 * config/sparc/sparc.c (sparc_emit_set_const64): Don't abort when
4937 (function_arg_slotno): Accept TImode/CTImode.
4938 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): If IN_LIBGCC2 define
4941 2000-09-26 Michael Hayes <mhayes@cygnus.com>
4943 * flow.c (flow_loop_pre_header_scan): Punt if loop enters
4946 2000-09-25 Jim Wilson <wilson@cygnus.com>
4948 * config/ia64/ia64.h (INDEX_REG_CLASS): Define to GENERAL_REGS.
4949 (REGNO_OK_FOR_INDEX_P): Define to REGNO_OK_FOR_BASE_P.
4950 (LEGITIMATE_ADDRESS_DISP): Use LEGITIMATE_ADDRESS_REG.
4951 (REG_OK_FOR_INDEX): Define to REG_OK_FOR_BASE_P.
4953 Tue 26-Sep-2000 00:16:22 BST Neil Booth <neilb@earthling.net>
4955 * cpplex.c (parse_args): Don't set VOID_REST flag.
4956 (CONTEXT_VARARGS): New flag.
4957 (maybe_paste_with_next): Set context earlier in loop. Use
4958 it. Do varargs test with CONTEXT_VARARGS flag.
4959 (push_arg_context): Set CONTEXT_VARARGS flag if we're
4960 pushing an argument context for a varargs argument.
4961 * cpplib.h (VOID_REST): Delete.
4962 * gcc.dg/cpp/vararg1.c: Add test case.
4964 2000-09-25 Branko Cibej <branko.cibej@hermes.si>
4966 * flags.h: Declare warning flag warn_system_headers.
4967 * toplev.c: Define it.
4968 (W_options): Add option -Wsystem-headers.
4969 * diagnostic.c (count_error): Test warn_system_headers.
4970 * invoke.texi: Add description for -Wsystem-headers.
4971 * cpplib.h (cpp_options): New member warn_system_headers.
4972 * cpphash.h (CPP_PEDANTIC, CPP_WTRADITIONAL): Don't test
4973 CPP_IN_SYSTEM_HEADER.
4974 * cpplib.c (do_import, do_pragma_once): Likewise.
4975 * cpperror.c (_cpp_begin_message): Test warn_system_headers
4976 and CPP_IN_SYSTEM_HEADER.
4977 * cppinit.c (handle_option): Recognize -Wsystem_headers.
4978 (print_help): Describe -Wsystem_headers.
4979 * cpplex.c (lex_line): Reorganize condition so that warnings
4980 about C++ comments in system headers can be enabled. Remove
4981 label do_line_comment.
4983 Mon 25-Sep-2000 23:38:27 BST Neil Booth <neilb@earthling.net>
4985 * cpplex.c (save_comment): Only store the initial '/'
4987 (lex_token): Combine handling of the two comment types.
4988 Pass everything but the initial '/' to save_comment.
4990 Mon 25-Sep-2000 23:31:45 BST Neil Booth <neilb@earthling.net>
4992 * cpphash.h (_cpp_digraph_spellings, _cpp_process_directive,
4993 _cpp_can_paste): New library-internal prototypes.
4994 * cpplex.c (dump_param_spelling, output_line_command,
4995 output_token, cpp_scan_buffer, cpp_scan_buffer_nooutput,
4996 cpp_printf, cpp_output_list): Move to cppoutput.c.
4997 (process_directive, can_paste, digraph_spellings): Add _cpp_ prefix.
4998 * cppmacro.c (dump_macro_args, cpp_dump_definition) Move to
5000 * cppoutput.c (dump_macro_args, cpp_dump_definition, output_token,
5001 dump_param_spelling, output_line_command, cpp_scan_buffer,
5002 cpp_scan_buffer_nooutput, cpp_printf, cpp_output_list): Moved
5004 * Makefile.in: Add cppoutput.c.
5005 * po/POTFILES.in: Add cppoutput.c.
5007 2000-09-25 Richard Henderson <rth@cygnus.com>
5009 * config/ia64/ia64.c (ia64_print_operand): Define 'e' as 64-n.
5010 * config/ia64/ia64.md (rotrsi3): Allow variable rotates; don't
5011 split until after reload.
5012 (rotlsi3, rotldi3): New.
5014 2000-09-25 Gabriel Dos Reis <gdr@codesourcery.com>
5016 * diagnostic.c (output_last_position): Define.
5017 (set_real_maximum_length): Tweek.
5018 * diagnostic.h (output_last_position): Declare.
5020 2000-09-25 Kazu Hirata <kazu@hxi.com>
5022 * config/i386/i386.c: Fix formatting.
5024 2000-09-24 Alan Lehotsky <alehotsky@cygnus.com>
5026 * emit-rtl-c (gen_lowpart_common): Accept non-paradoxical SUBREG when
5027 UNITS_PER_WORD is small.
5029 2000-09-25 Joseph S. Myers <jsm28@cam.ac.uk>
5031 * c-common.c (format_char_info): Add flags2; update comments.
5032 (print_char_table, scan_char_table, time_char_table): Split some
5033 flags out into flags2.
5034 (check_format_info): Use flags2 for those flags, for identifying
5035 the initial character of a scanf scanset, and for identifying
5036 printf formats where the '0' flag is ignored with precision.
5038 2000-09-25 Hans-Peter Nilsson <hp@axis.com>
5040 Changes below marked "here" add TABs on either or both sides,
5041 covering start of line, up to any operand for all noted .*ASM.*_OP
5042 definitions. All callers changed.
5043 * tm.texi: Make documented *_ASM.*_OP:s include spacing
5044 (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, SHARED_SECTION_ASM_OP,
5045 BSS_SECTION_ASM_OP, SHARED_BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
5046 ASM_BYTE_OP, FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
5047 ASM_STABS_OP, ASM_STABD_OP, ASM_STABN_OP).
5048 Fix typos in description for LONG_LONG_TYPE_SIZE and
5049 FINI_SECTION_ASM_OP.
5050 * crtstuff.c (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Explain
5051 why these defaults don't have leading spacing.
5052 * dbxout.c (ASM_STABS_OP, ASM_STABN_OP): Here.
5053 * dwarf2out.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5054 UNALIGNED_DOUBLE_INT_ASM_OP, SECTION_ASM_OP, ASM_BYTE_OP): Here.
5055 * dwarfout.c (FILE_ASM_OP, VERSION_ASM_OP,
5056 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, ASM_BYTE_OP,
5057 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP): Here.
5058 * defaults.h (ASM_STABD_OP, EH_FRAME_SECTION_ASM_OP): Here.
5059 * varasm.c (ASM_STABS_OP): Here.
5060 * xcoffout.h (ASM_STABS_OP): Here.
5061 * config/elfos.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
5062 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
5063 INT_ASM_OP, ASCII_DATA_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP,
5064 STRING_ASM_OP): Here.
5065 * config/freebsd.h (IDENT_ASM_OP): Here.
5066 * config/linux-aout.h (SET_ASM_OP): Here.
5067 * config/linux.h (SET_ASM_OP): Here.
5068 * config/lynx.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
5070 * config/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
5071 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP, ALIGN_ASM_OP): Here.
5072 * config/openbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
5073 * config/psos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
5075 * config/ptx4.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
5076 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
5077 INT_ASM_OP, ASCII_DATA_ASM_OP, CONST_SECTION_ASM_OP,
5078 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
5079 FINI_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP STRING_ASM_OP): Here.
5080 * config/svr3.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
5081 CONST_SECTION_ASM_OP, ASM_BYTE_OP): Here.
5082 * config/a29k/udi.h (INT_ASM_OP): Here.
5083 * config/alpha/alpha-interix.h (CONST_SECTION_ASM_OP,
5084 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
5086 * config/alpha/alpha.h (TEXT_SECTION_ASM_OP,
5087 READONLY_DATA_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5088 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5089 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_STABS_OP, ASM_STABN_OP,
5090 ASM_STABD_OP): Here.
5091 * config/alpha/elf.h (IDENT_ASM_OP, SKIP_ASM_OP, ALIGN_ASM_OP,
5092 COMMON_ASM_OP, INT_ASM_OP, ASCII_DATA_ASM_OP,
5093 CONST_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
5094 BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP,
5095 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, TYPE_ASM_OP,
5096 SIZE_ASM_OP, STRING_ASM_OP): Here.
5097 * config/alpha/vms.h (LINK_SECTION_ASM_OP,
5098 READONLY_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP,
5099 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, COMMON_ASM_OP): Here.
5100 * config/arc/arc.h (ASM_BYTE_OP, SET_ASM_OP): Here.
5101 (PUSHSECTION_ASM_OP): Define this, not PUSHSECTION_FORMAT.
5102 * config/arm/aof.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP):
5104 * config/arm/aout.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5105 BSS_SECTION_ASM_OP, SET_ASM_OP): Here.
5106 * config/arm/coff.h (INT_ASM_OP): Here.
5107 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Here.
5108 * config/arm/elf.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP): Here.
5109 * config/arm/linux-elf.h (IDENT_ASM_OP, CONST_SECTION_ASM_OP,
5110 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Here.
5111 * config/arm/unknown-elf.h (UNALIGNED_WORD_ASM_OP): Here.
5112 * config/avr/avr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5113 ASM_BYTE_OP, TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP,
5114 STRING_ASM_OP): Here. Update documentation copy in comments.
5115 * config/c4x/c4x.h (ASM_STABS_OP, BSS_SECTION_ASM_OP): Here.
5116 * config/clipper/clipper.h (TEXT_SECTION_ASM_OP,
5117 DATA_SECTION_ASM_OP): Here.
5118 * config/clipper/clix.h (BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP):
5120 * config/convex/convex.h (TEXT_SECTION_ASM_OP,
5121 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
5122 * config/d30v/d30v.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5123 BSS_SECTION_ASM_OP): Here.
5124 * config/fr30/fr30.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5125 BSS_SECTION_ASM_OP): Here.
5126 * config/fx80/fx80.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5128 * config/gmicro/gmicro.h (TEXT_SECTION_ASM_OP,
5129 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
5130 * config/h8300/h8300.h (ASM_WORD_OP): Here.
5131 * config/i370/i370.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5132 BSS_SECTION_ASM_OP): Here.
5133 * config/i386/aix386.h (INIT_SECTION_ASM_OP): Here.
5134 * config/i386/bsd.h (ASM_BYTE_OP): Here.
5135 * config/i386/cygwin.h (SET_ASM_OP, INT_ASM_OP): Here.
5136 * config/i386/dgux.h (CONST_SECTION_ASM_OP): Here.
5137 * config/i386/djgpp.h (IDENT_ASM_OP, INT_ASM_OP, SET_ASM_OP):
5139 * config/i386/freebsd-elf.h (SET_ASM_OP): Here.
5140 * config/i386/freebsd.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP):
5142 * config/i386/i386-coff.h (CTORS_SECTION_ASM_OP,
5143 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
5144 * config/i386/i386-interix.h (STRING_ASM_OP, CONST_SECTION_ASM_OP,
5145 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
5147 * config/i386/i386elf.h (BSS_SECTION_ASM_OP): Here.
5148 * config/i386/netbsd.h (INT_ASM_OP): Here.
5149 * config/i386/openbsd.h (INT_ASM_OP): Here.
5150 * config/i386/osfrose.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP,
5151 IDENT_ASM_OP): Here.
5152 * config/i386/sco5.h (ALIGN_ASM_OP, ASCII_DATA_ASM_OP,
5153 ASM_BYTE_OP, IDENT_ASM_OP, COMMON_ASM_OP, SET_ASM_OP,
5154 LOCAL_ASM_OP, INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, STRING_ASM_OP,
5155 SKIP_ASM_OP, GLOBAL_ASM_OP): Here.
5156 * config/i386/seq-sysv3.h (SHARED_SECTION_ASM_OP,
5157 SHARED_BSS_SECTION_ASM_OP): Here.
5158 * config/i386/sequent.h (SHARED_SECTION_ASM_OP): Here.
5159 * config/i386/sun386.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
5160 DATA_SECTION_ASM_OP): Here.
5161 * config/i386/svr3gas.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
5162 CONST_SECTION_ASM_OP): Here.
5163 * config/i386/sysv3.h (INIT_SECTION_ASM_OP): Here.
5164 * config/i386/unix.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5165 BSS_SECTION_ASM_OP): Here.
5166 * config/i860/bsd-gas.h (ASCII_DATA_ASM_OP): Here.
5167 * config/i860/bsd.h (ASCII_DATA_ASM_OP): Here.
5168 * config/i860/fx2800.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP,
5169 BSS_ASM_OP): Here, but use trailing spaces.
5170 * config/i860/i860.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
5171 DATA_SECTION_ASM_OP): Here.
5172 * config/i860/paragon.h (ASCII_DATA_ASM_OP, BSS_SECTION_ASM_OP):
5174 * config/i860/sysv3.h (ASCII_DATA_ASM_OP, CTORS_SECTION_ASM_OP,
5175 DTORS_SECTION_ASM_OP, TDESC_SECTION_ASM_OP): Here.
5176 * config/i860/sysv4.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
5177 TDESC_SECTION_ASM_OP): Here.
5178 * config/i960/i960-coff.h (CTORS_SECTION_ASM_OP,
5179 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
5180 * config/i960/i960.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5182 * config/ia64/ia64.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5183 BSS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
5184 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5185 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
5186 * config/ia64/sysv4.h (ASM_BYTE_OP, STRING_ASM_OP, SKIP_ASM_OP,
5187 COMMON_ASM_OP, ASCII_DATA_ASM_OP, INIT_SECTION_ASM_OP,
5188 FINI_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
5189 SDATA_SECTION_ASM_OP, SBSS_SECTION_ASM_OP): Here.
5190 * config/m32r/m32r.h (SCOMMON_ASM_OP): Here.
5191 * config/m68hc11/m68hc11.h (GLOBAL_ASM_OP): Here.
5192 * config/m68k/auxas.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
5193 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
5195 * config/m68k/coff.h (BSS_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
5196 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
5197 * config/m68k/crds.h (BSS_SECTION_ASM_OP): Here.
5198 * config/m68k/dpx2.h (ASM_BYTE_OP, GLOBAL_ASM_OP): Here.
5199 * config/m68k/hp320.h (ASCII_DATA_ASM_OP, GLOBAL_ASM_OP): Here.
5200 * config/m68k/linux.h (BSS_SECTION_ASM_OP): Here.
5201 * config/m68k/lynx.h (BSS_SECTION_ASM_OP): Here.
5202 * config/m68k/m68k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5203 GLOBAL_ASM_OP): Here.
5204 * config/m68k/m68kelf.h (SWBEG_ASM_OP, BSS_ASM_OP,
5205 BSS_SECTION_ASM_OP): Here.
5206 * config/m68k/m68kv4.h (BSS_ASM_OP): Here.
5207 * config/m68k/mot3300.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5208 ASCII_DATA_ASM_OP, SET_ASM_OP, CTORS_SECTION_ASM_OP,
5209 DTORS_SECTION_ASM_OP, GLOBAL_ASM_OP, ASM_BYTE_OP, ALIGN_ASM_OP,
5211 * config/m68k/newsgas.h (SET_ASM_OP): Here.
5212 * config/m68k/rtemself.h (INIT_SECTION_ASM_OP,
5213 FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
5214 * config/m68k/sgs.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
5215 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
5216 SET_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here,
5217 but use trailing spaces.
5218 * config/m68k/tower-as.h (TEXT_SECTION_ASM_OP,
5219 DATA_SECTION_ASM_OP, GLOBAL_ASM_OP, INIT_SECTION_ASM_OP,
5220 FINI_SECTION_ASM_OP, CONST_SECTION_ASM_OP, BSS_SECTION_ASM_OP):
5222 * config/m88k/dgux.h (FINI_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
5223 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
5224 * config/m88k/m88k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5225 CONST_SECTION_ASM_OP, TDESC_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
5226 DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
5227 IDENT_ASM_OP, FILE_ASM_OP, SECTION_ASM_OP, SET_ASM_OP,
5228 GLOBAL_ASM_OP, ALIGN_ASM_OP, SKIP_ASM_OP, COMMON_ASM_OP,
5229 BSS_ASM_OP, FLOAT_ASM_OP, DOUBLE_ASM_OP, INT_ASM_OP, SHORT_ASM_OP,
5230 CHAR_ASM_OP, ASCII_DATA_ASM_OP, SBSS_ASM_OP, SCOMM_ASM_OP,
5231 SDATA_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, INTERNAL_ASM_OP,
5232 VERSION_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5233 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP, REQUIRES_88110_ASM_OP,
5235 * config/m88k/openbsd.h (SET_ASM_OP): Here.
5236 * config/m88k/sysv4.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
5237 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
5238 * config/mcore/mcore-elf.h (UNALIGNED_INT_ASM_OP,
5239 UNALIGNED_SHORT_ASM_OP, CTORS_SECTION_ASM_OP,
5240 DTORS_SECTION_ASM_OP): Here.
5241 * config/mcore/mcore-pe.h (CTORS_SECTION_ASM_OP,
5242 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
5243 * config/mips/elf.h (TYPE_ASM_OP, SIZE_ASM_OP,
5244 BSS_SECTION_ASM_OP): Here.
5245 * config/mips/elf64.h (TYPE_ASM_OP, SIZE_ASM_OP): Here.
5246 * config/mips/iris5.h (ABICALLS_ASM_OP): Here.
5247 * config/mips/iris6.h (TYPE_ASM_OP, SIZE_ASM_OP,
5248 POPSECTION_ASM_OP, BSS_SECTION_ASM_OP, CONST_SECTION_ASM_OP_32,
5249 CONST_SECTION_ASM_OP_64, CTORS_SECTION_ASM_OP,
5250 DTORS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
5251 * config/mips/mips.c (ABICALLS_ASM_OP): Here.
5252 * config/mips/mips.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP):
5254 * config/mips/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP):
5256 * config/mips/osfrose.h (SET_ASM_OP): Here.
5257 * config/mips/sni-svr4.h (ABICALLS_ASM_OP): Here.
5258 * config/ns32k/encore.h (SHARED_SECTION_ASM_OP): Here.
5259 * config/ns32k/merlin.h (SHARED_SECTION_ASM_OP): Here.
5260 * config/ns32k/ns32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5262 * config/ns32k/sequent.h (SHARED_SECTION_ASM_OP): Here.
5263 * config/ns32k/tek6000.h (SHARED_SECTION_ASM_OP): Here.
5264 * config/pa/pa-64.h (INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP): Here.
5265 * config/pa/pa.h (ASM_STABS_OP, ASM_STABN_OP): Here.
5266 * config/pj/pj.h (SET_ASM_OP, BSS_SECTION_ASM_OP): Here.
5267 * config/pyr/pyr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5269 * config/romp/romp.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5271 * config/rs6000/rs6000.h (SET_ASM_OP): Here.
5272 * config/rs6000/sol2.h (ASM_STABN_OP): Here.
5273 * config/rs6000/sysv4.h (SKIP_ASM_OP, LOCAL_ASM_OP, LCOMM_ASM_OP):
5275 * config/sh/sh.h (SET_ASM_OP, BSS_SECTION_ASM_OP,
5276 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here.
5277 * config/sparc/linux.h (COMMON_ASM_OP): Here.
5278 * config/sparc/linux64.h (COMMON_ASM_OP,
5279 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
5280 * config/sparc/litecoff.h (BSS_SECTION_ASM_OP,
5281 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
5282 * config/sparc/lynx.h (BSS_SECTION_ASM_OP): Here.
5283 * config/sparc/pbd.h (ASM_INT_OP): Here.
5284 * config/sparc/sp64-elf.h (UNALIGNED_LONGLONG_ASM_OP): Here.
5285 * config/sparc/sparc.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
5286 DATA_SECTION_ASM_OP, IDENT_ASM_OP): Here.
5287 * config/sparc/sun4gas.h (UNALIGNED_DOUBLE_INT_ASM_OP,
5288 UNALIGNED_INT_ASM_OP, UNALIGNED_SHORT_ASM_OP): Here.
5289 * config/sparc/sysv4.h (STRING_ASM_OP, COMMON_ASM_OP, SKIP_ASM_OP,
5290 UNALIGNED_DOUBLE_INT_ASM_OP, UNALIGNED_INT_ASM_OP,
5291 UNALIGNED_SHORT_ASM_OP, PUSHSECTION_ASM_OP, POPSECTION_ASM_OP,
5292 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP,
5293 CONST_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
5294 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
5295 EH_FRAME_SECTION_ASM_OP): Here.
5296 * config/sparc/vxsim.h (COMMON_ASM_OP): Here.
5297 * config/spur/spur.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5299 * config/tahoe/tahoe.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5301 * config/v850/v850.h (SCOMMON_ASM_OP, ZCOMMON_ASM_OP,
5302 TCOMMON_ASM_OP): Here.
5303 * config/vax/vax.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
5305 * config/we32k/we32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
5308 2000-09-25 Richard Henderson <rth@cygnus.com>
5310 * expmed.c (store_bit_field): Adjust last change to not consider
5311 any word-sized field naturally aligned.
5313 2000-09-24 Richard Henderson <rth@cygnus.com>
5315 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
5316 TFmode unordered compares properly. Revalidate integer compare
5318 (alpha_emit_setcc): New.
5319 (alpha_emit_conditional_move): Revalidate integer compare operands.
5320 * config/alpha/alpha-protos.h: Update.
5321 * config/alpha/alpha.md (cmpdi): Allow general operands.
5322 (sne): Use alpha_emit_setcc.
5323 (seq, slt, sle, sgt, sge, sltu, sleu, sgtu, sgeu): Likewise.
5324 (sunordered, sordered): New.
5326 2000-09-24 Richard Henderson <rth@cygnus.com>
5328 * config/ia64/ia64-protos.h: Update.
5329 * config/ia64/ia64.c (call_multiple_values_operation): Remove.
5330 (ia64_expand_call): New.
5331 (ia64_expand_prologue): Emit an alloc if we need extra input
5333 (ia64_expand_epilogue): New arg sibcall_p; don't emit the return
5334 instruction if true.
5335 (struct reg_flags): Add is_sibcall.
5336 (rtx_needs_barrier): A sibcall does not use CFM et al. Ignore USEs.
5337 (emit_insn_group_barriers): Set flags.is_sibcall. Remove hacks
5338 for CODE_FOR_gr_spill_internal/CODE_FOR_gr_restore_internal.
5339 * config/ia64/ia64.h (PREDICATE_CODES): Update.
5340 * config/ia64/ia64.md (call): Use ia64_expand_call.
5341 (call_value): Likewise.
5342 (sibcall, sibcall_value): New.
5343 (call patterns): Remove extra expanders; tidy.
5344 (sibcall_epilogue): New.
5345 (set_bsp): Remove the extra USE. Put the operand inside the UNSPEC.
5347 2000-09-24 Richard Henderson <rth@cygnus.com>
5349 * emit-rtl.c (gen_lowpart_common): Use trunc_int_for_mode.
5351 * sibcall.c (skip_pic_restore): New.
5352 (identify_call_return_value): Use it.
5354 2000-09-24 Mark Mitchell <mark@codesourcery.com>
5356 * c-tree.texi: Moved here from cp/ir.texi. Documented nested
5357 functions. Generalize to handle both C and C++.
5358 * Makefile.in (c-tree.info): New target.
5359 (info): Add c-tree.info.
5361 Sun Sep 24 09:15:48 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5363 * expr.c (store_field): If BITSIZE is negative, use size of type.
5364 (expand_expr, case COMPONENT_EXPR): Likewise.
5366 Sun 24-Sep-2000 11:40:23 BST Neil Booth <NeilB@earthling.net>
5368 * cpplex.c: Update TODO comment.
5369 * cpplib.c (do_error, do_warning): Merge common code of
5370 do_error and do_warning into do_diagnostic. Use it.
5371 (do_diagnostic): New function.
5372 * cpplib.h: Fix comment typo.
5374 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
5376 * c-common.c (check_format_info): Warn for a wide character string
5377 used as a non-wide format argument.
5379 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
5381 * builtins.def (BUILT_IN_LLABS): Add.
5382 * builtins.c (expand_builtin): Also abort on BUILT_IN_LLABS.
5383 * c-common.c (c_common_nodes_builtins): Create builtin functions
5384 __builtin_llabs, and plain llabs unless no_nonansi_builtins
5385 outside of C99 mode.
5386 (expand_tree_builtin): Handle BUILT_IN_LLABS.
5388 Sat 23-Sep-2000 22:39:18 BST Neil Booth <NeilB@earthling.net>
5390 * cpphash.h (CPP_RESERVE, CPP_PUTS_Q, CPP_PUTS, CPP_PUTC_Q,
5391 CPP_PUTC, DUMMY_TOKEN, NO_DUMMY_TOKEN): Delete.
5392 * cpplex.c (_cpp_expand_token_space, _cpp_init_toklist,
5393 _cpp_free_toklist): No need to worry about extra dummy token
5394 at the start of token lists any more.
5395 (trigraph_ok): Only warn outside comments.
5396 (skip_block_comment): Set and clear lexing_comment.
5397 (skip_line_comment): Take a cpp_reader not cpp_buffer.
5398 Set and clear lexing_comment.
5399 (parse_number): Handle leading '.' indicated by pfile->seen_dot.
5400 (check_long_token): Delete.
5401 (lex_percent, lex_dot): New subroutines of lex_token to
5402 handle lexing of '.' and '%' without lookback.
5403 (lex_token): Use lex_dot and lex_percent.
5404 (lex_line): Don't check for LIST_OFFSET.
5405 (_cpp_init_input_buffer): Update for new _cpp_init_toklist.
5406 * cpplib.c (_cpp_parse_assertion): Similarly.
5407 (cpp_push_buffer): Initialize extra_char.
5408 * cpplib.h (LIST_OFFSET): Delete.
5409 (struct cpp_buffer): New member extra_char.
5410 (struct lexer_state): New members lexing_comment and seen_dot.
5412 2000-09-23 Jason Merrill <jason@redhat.com>
5414 * config/rs6000/x-aix41 (CLIB): Define here.
5415 * config/rs6000/t-aix43: Not here.
5416 * config/rs6000/t-aix41: Or here. Remove.
5417 * configure.in: Don't use it.
5419 2000-09-22 Jason Merrill <jason@redhat.com>
5421 * configure.in: Add test for HAVE_LD_DWARF_LINKONCE.
5422 * toplev.c: Use it to initialize flag_eliminate_dwarf2dups.
5423 * config.in: Regenerate.
5425 * configure.in: Fix checks for assembler features when using a
5426 one-tree assembler that has not yet been built.
5427 Fix --disable-threads.
5429 2000-09-19 Geoff Keating <geoffk@cygnus.com>
5431 * stmt.c (expand_asm_operands): Allow # in constraints.
5433 2000-09-22 Jason Merrill <jason@redhat.com>
5435 * c-lex.c (skip_white_space): Just treat CRs as horizontal whitespace.
5437 * dbxout.c (dbxout_symbol_name): Just use DECL_NAME for
5438 function-local names.
5440 2000-09-22 Brad Lucier <lucier@math.purdue.edu>
5441 Mark Mitchell <mark@codesourcery.com>
5443 * toplev.c (warn_disabled_optimization): Declare new warning flag.
5444 * flags.h (warn_disabled_optimization): Add it here.
5445 * gcse.c (gcse_main): Add warning when disabled.
5446 * invoke.texi: Document -Wdisabled-optimization.
5448 2000-09-21 Jason Merrill <jason@redhat.com>
5450 * dwarf2out.c (add_const_value_attribute): Multiply by length, not 4.
5452 * dwarf2out.c (tree_add_const_value_attribute): New fn.
5453 (gen_variable_die): Call it for non-definitions.
5455 * dwarf2out.c (die_struct): Add die_mark field.
5456 (mark_dies, unmark_dies): New fns.
5457 (clear_die_sizes): Remove.
5458 (print_die): Check die_symbol rather than die_offset.
5459 (build_abbrev_table, output_pubnames, output_aranges): Check
5460 die_mark rather than die_offset.
5461 (output_comp_unit): Move calc_die_sizes after build_abbrev_table.
5464 Thu 21-Sep-2000 18:19:05 BST Neil Booth <NeilB@earthling.net>
5466 * cppfiles.c (lookup_include_file): Rename to open_file.
5467 Always create a splay tree value, even on syscall failures.
5468 Negative entries indicated by fd == -2.
5469 Re-open files closed in the meantime.
5470 (_cpp_fake_include): Create a negative splay tree entry.
5471 (find_include_file, cpp_read_file): Update for function name
5473 * gcc.gd/cpp/mi4.c: Testcase.
5475 2000-09-21 Nick Clifton <nickc@redhat.com>
5477 * config/arm/t-arm-elf (MULTILIB_DIRNAMES): Enable multilibs for
5478 ARM and THUMB modes.
5480 * config/mcore/mcore.c: Fix compile time warnings.
5481 * config/mcore/mcore-protos.h: Fix compile time warnings.
5483 2000-09-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5485 * configure.in: Correct test of gcc_cv_glibc.
5486 * configure: Rebuilt.
5487 * config.in: Rebuilt.
5489 2000-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5491 * builtins.c (expand_builtin_fputs): Also expand when length!=1.
5492 (expand_builtin): Handle BUILT_IN_FWRITE.
5494 * builtins.def (BUILT_IN_FWRITE): New entry.
5496 * c-common.c (c_common_nodes_and_builtins): Declare __builtin_fwrite.
5498 Wed Sep 20 15:39:14 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5500 * gcc.c (modify_target): New variable and struct.
5501 (process_command): Handle MODIFY_TARGET_NAME.
5502 * tm.texi (MODIFY_TARGET_NAME): Add documentation for new macro.
5503 * config/pa/pa.h (MODIFY_TARGET_NAME): New macro.
5505 * c-decl.c (finish_decl): Add else's to avoid referencing
5506 TYPE_DOMAIN of an ERROR_MARK.
5508 Wed Sep 20 21:44:31 2000 Denis Chertykov <denisc@overta.ru>
5510 * config/avr/avr.c (adjust_insn_length): Adjust lengths of
5513 2000-09-19 Marek Michalkiewicz <marekm@linux.org.pl>
5515 * config/avr/avr.md (neghi2): Add alternative for input and output
5516 operands in different registers, as in negsi2.
5517 (*negsi2): Remove '*' from the name. Use "movw" if available.
5519 2000-09-19 Jim Wilson <wilson@cygnus.com>
5521 * config/ia64/crtbegin.asm (__dso_handle): Delete use of
5522 HAVE_GAS_HIDDEN macro.
5524 Tue 19-Sep-2000 22:38:57 BST Neil Booth <NeilB@earthling.net>
5526 * cpplex.c (lex_line): Drop the EOF token for unknown
5527 directives in assembler.
5529 2000-09-19 David Edelsohn <edelsohn@gnu.org>
5531 * configure.in: Allow enable_threads_flag value of "aix". Define
5532 thread_file as "aix" for AIX 4.3 and above.
5533 * configure: Regenerated.
5535 * gthr-aix.h: New file.
5537 * rs6000/t-aix43: Replace soft-float multilib with pthread.
5538 Remove 403 processor multilib match. Fix rios2 processor multilib
5541 * rs6000/aix.h (ASM_DECLARE_FUNCTION_NAME): Use function_section
5542 to return to appropriate csect.
5544 2000-09-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5546 * builtins.c (is_valid_printf_arglist, expand_builtin_printf): New
5548 (expand_builtin_fputs): Set `target' parameter for `expand_expr'.
5549 (expand_builtin): Handle BUILT_IN_PUTCHAR, BUILT_IN_PUTS and
5552 * builtins.def (BUILT_IN_PUTCHAR, BUILT_IN_PUTS, BUILT_IN_PRINTF):
5555 * c-common.c (init_function_format_info): Handle __builtin_printf.
5556 Set `check_function_format_ptr'.
5557 (c_common_nodes_and_builtins): Set `puts_ftype' and
5558 `printf_ftype'. Declare __builtin_putchar, __builtin_puts,
5559 __builtin_printf and printf.
5561 * tree.c, tree.h (check_function_format_ptr): Declare.
5563 Tue 19-Sep-2000 18:26:57 BST Neil Booth <NeilB@earthling.net>
5565 * cppfiles.c (read_include_file): Take no special action for
5568 2000-09-19 Bernd Schmidt <bernds@redhat.co.uk>
5570 * final.c (insn_current_reference_address): Use INSN_SHUID of seq
5571 rather than that of branch.
5572 (shorten_branches): Don't increment insn_current_address twice.
5574 Undo most of the Wed Jan 27 23:39:53 1999 patch:
5575 * loop.h (struct induction): Delete members derived, ix and last_use.
5576 (struct loop_ivs): Delete members first_increment_giv and
5578 * loop.c (verify_dominator, find_life_end, cmp_recombine_givs_stats,
5579 recombine_givs): Delete functions.
5580 (find_and_verify_loops): Don't initialize cont_dominator.
5581 (strength_reduce): Lose code to try to find bivs that can be
5582 expressed as givs of another biv, and to convert biv increments
5584 Lose loop_scan_start variable, always use loop->scan_start.
5585 Don't call recombine_givs. Don't handle derived givs.
5586 (record_giv): Don't initialize derived and last_use fields.
5587 (biv_eliminiation_giv_has_0_offset): Lose code to handle derived
5589 * unroll.c (derived_regs): Delete static variable.
5590 (unroll_loop): Don't initialize it.
5591 (copy_loop_body): Lose code to handle derived givs.
5592 (find_splittable_givs): Don't check for givs made from biv
5594 Don't set derived_regs.
5596 Fix misapplied earlier patch:
5597 * config/sh/sh.md (floatsisf_ie): Reenable. Remove explicit reference
5599 (floatsisf2): Generate floatsisf_ie by default.
5600 (floatsisf_i4): Conditional on TARGET_SH4.
5602 (floatsisf2, floatsidf2, extendsfdf2): Also use reg_no_subreg_operand
5603 predicate for the expanders.
5605 2000-09-19 Richard Henderson <rth@cygnus.com>
5607 * config/i386/i386.h (CPP_CPU_SPEC): Define i586 and i686 symbols
5608 in addition to pentium and pentiumpro symbols.
5609 (CPP_CPU_DEFAULT_SPEC): Likewise.
5611 * c-typeck.c (c_expand_asm_operands): Restore the output tree
5614 * stmt.c (expand_expr_stmt): Only call warn_if_unused_value
5615 if the tree has side effects.
5616 (warn_if_unused_value): Do not warn about void constructs.
5618 * c-decl.c (poplevel): Invoke warn_about_unused_variables.
5620 * unroll.c (copy_loop_body): Update LABEL_NUSES before
5621 calling invert_jump.
5623 2000-09-18 Geoff Keating <geoffk@cygnus.com>
5625 * combine.c (can_combine_p): Don't substitute an ASM_OPERANDS
5628 2000-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5630 * Makefile.in (c-common.o): Depend on diagnostic.h.
5632 * c-common.c: Include diagnostic.h.
5634 (status_warning): New function.
5635 (check_format_info, maybe_read_dollar_number, check_format_types,
5636 finish_dollar_format_checking, check_function_format): Accept a
5637 `status' parameter. All callers changed.
5639 * c-common.h (check_function_format): Accept a `status' parameter.
5641 * c-typeck.c: Update call to `check_function_format'.
5643 2000-09-18 Richard Henderson <rth@cygnus.com>
5645 * c-decl.c (c_expand_body): Call mark_varargs before
5646 expand_function_start.
5648 2000-09-18 Geoff Keating <geoffk@cygnus.com>
5650 * config/rs6000/eabi-cn.asm: Use /**/ to delimit comments, not #.
5651 * config/rs6000/eabi-ci.asm: Likewise.
5653 2000-09-18 Richard Henderson <rth@cygnus.com>
5655 * emit-rtl.c (init_emit_once): Initialize const_tiny_rtx
5658 2000-09-18 Jim Wilson <wilson@cygnus.com>
5660 * unroll.c (loop_iterations): Pass increment to extend_for_giv_value
5661 before passing it to fold_rtx_mult_add.
5663 * unroll.c (final_giv_value): Pass increment through
5664 extend_value_for_giv before passing it to emit_iv_add_mult.
5666 * function.c (fixup_var_refs_1, case ZERO_EXTRACT): If we have a
5667 paradoxical subreg, then directly substitute the replacement and
5670 Mon 18-Sep-2000 22:12:44 BST Neil Booth <NeilB@earthling.net>
5672 * cpp.texi: Update documentation, including some clarifications,
5673 the treatment of various newline combinations, and space between
5674 backslash and newline.
5676 Mon Sep 18 21:00:47 2000 J"orn Rennecke <amylaar@redhat.co.uk>
5678 * sdbout.c (PUT_SDB_DEF, PUT_SDB_TAG, PUT_SDB_EPILOGUE_END):
5679 Replace ASM_OUTPUT_LABELREF with assemble_name.
5681 Mon Sep 18 20:26:50 2000 J"orn Rennecke <amylaar@redhat.co.uk>
5683 * sh.c (addsubcosts): CONST is not cheap.
5684 (find_barrier): For Sh1, take alignment after jumps into account.
5686 2000-09-15 Andrew Haley <aph@redhat.com>
5688 * toplev.c (rest_of_compilation): Call purge_hard_subreg_sets to
5689 remove all SETs of SUBREGs of hard registers.
5690 * function.c (purge_hard_subreg_sets): New function.
5691 (purge_single_hard_subreg_set): New function.
5692 * rtl.h: (purge_hard_subreg_sets): New function.
5694 2000-09-18 Richard Henderson <rth@cygnus.com>
5696 * config/ia64/ia64-protos.h: Update.
5697 * config/ia64/ia64.c (signed_inequality_operator): New.
5698 (ia64_expand_compare): New.
5699 (ia64_register_move_cost): Handle PR_REGS moves.
5700 (ia64_secondary_reload_class): Require a GR when moving to a PR.
5701 (struct reg_write_state): Add written_by_and/or.
5702 (struct reg_flags): Add is_and/or.
5703 (rws_update): Set them.
5704 (rws_access_regno): Test them to allow parallel comparisons.
5705 (rtx_needs_barrier): Recognize parallel comparisons.
5706 (emit_insn_group_barriers): Set prev_insn after a call stop bit.
5707 Call recog_memoized; ignore pred_rel_mutex.
5708 (emit_predicate_relation_info): Don't call find_basic_blocks here.
5709 (ia64_reorg): Do it here instead.
5710 * config/ia64/ia64.h: s/CCmode/BImode/g
5711 (MODES_TIEABLE_P): Don't tie BImode.
5712 (PREFERRED_RELOAD_CLASS): Do not reload operations into AR regs.
5713 (CONST_COSTS): Pick sensible values for CONST_INT based on context.
5714 (RTX_COSTS): Make multiply 4 insns.
5715 (MEMORY_MOVE_COST): New.
5716 (PREDICATE_CODES): Update.
5717 * config/ia64/ia64.md: s/CCmode/BImode/g
5718 (movcci, movbi): New.
5719 (andbi3, andcmbi3, iorbi3, iorcmbi3, one_cmplbi2): New.
5720 (cmpsi_and_0, cmpsi_and_1, cmpsi_andnot_0, cmpsi_andnot_1): New.
5721 (cmpdi_and_0, cmpdi_and_1, cmpdi_andnot_0, cmpdi_andnot_1): New.
5722 (tbit_and_0, tbit_and_1, tbit_and_2, tbit_and_3): New.
5723 (cmpsi_or_0, cmpsi_or_1, cmpsi_orcm_0, cmpsi_orcm_1): New.
5724 (cmpdi_or_0, cmpdi_or_1, cmpdi_orcm_0, cmpdi_orcm_1): New.
5725 (tbit_or_0, tbit_or_1, tbit_or_2, tbit_or_3): New.
5726 (mulsi, muldi): Use xmpy not xma.
5728 (movcc, movcc_internal): Remove.
5729 (branch expanders): Use ia64_expand_compare.
5730 (setcc expanders): Likewise.
5731 (cmov insns): Use move_operand and ia64_move_ok.
5732 (pred_rel_mutex): Use unspec not unspec_volatile. Prevent the
5733 scheduler from moving it past a use.
5734 * config/ia64/build.hacks: Remove.
5736 Mon 18-Sep-2000 19:21:35 BST Neil Booth <NeilB@earthling.net>
5738 * cpphash.h (HASHSTEP): Take character rather than pointer
5740 (_cpp_check_directive, _cpp_check_linemarker): Update prototypes.
5742 * cpphash.c (cpp_loookup): Update for new HASHSTEP.
5744 * cpplex.c (auto_expand_name_space, trigraph_replace,
5745 backslash_start, handle_newline, parse_name, INIT_TOKEN_STR,
5746 IMMED_TOKEN, PREV_TOKEN_TYPE, PUSH_TOKEN, REVISE_TOKEN,
5747 BACKUP_TOKEN, BACKUP_TRIGRAPH, MIGHT_BE_DIRECTIVE,
5748 KNOWN_DIRECTIVE): Delete.
5750 (handle_newline, check_long_token, skip_escaped_newlines,
5751 unterminated): New functions.
5752 (ACCEPT_CHAR, SAVE_STATE, RESTORE_STATE): New macros.
5754 (parse_identifier): Was parse_name, new implementation.
5755 (skip_line_comment, skip_block_comment, skip_whitespace,
5756 parse_number, parse_string, trigraph_ok, save_comment,
5757 adjust_column, _cpp_get_line): New implementations.
5759 (lex_token): New function. Lexes a token at a time, looking
5760 forwards. Contains most of the guts of the old lex_line.
5761 (lex_line): New implementation, using lex_token to obtain
5763 (cpp_scan_buffer): Use the token's line, not the list's line.
5765 * cpplib.c (_cpp_check_directive, _cpp_check_linemarker):
5766 New implementations.
5767 (do_assert): Don't bother setting the answer's list's line.
5768 (cpp_push_buffer): Initialise new pfile and read_ahead members
5769 of struct cpp_buffer.
5771 * cpplib.h (cppchar_t): New typedef.
5772 (struct cpp_buffer): read_ahead, pfile and col_adjust are
5774 (struct lexer_state): New structure that determines the state
5775 and behaviour of the lexer.
5776 (IN_DIRECTIVE, KNOWN_DIRECTIVE): New macros.
5777 (struct cpp_reader): New member "state". Rename
5778 multiline_string_line and multiline_string_column. Delete
5779 col_adjust, in_lex_line members.
5780 (CPP_BUF_COLUMN): Update.
5782 2000-09-18 Richard Henderson <rth@cygnus.com>
5784 * combine.c (simplify_comparison): Shift a NOT out of a single
5787 * combine.c (if_then_else_cond): Canonicalize BImode true to
5789 * explow.c (trunc_int_for_mode): Likewise.
5791 * combine.c (combine_simplify_rtx): Use gen_unary to distribute
5792 the NOT for De Morgan's rule.
5793 * simplify-rtx.c (simplify_unary_operation): Simplify a BImode NOT
5794 of a comparison to the reverse comparison.
5796 * combine.c (try_combine): Allow split to create a single insn.
5798 * machmode.def: Add BImode. Add a column for bitsize.
5799 * machmode.h (DEF_MACHMODE): Adjust for extra column.
5800 (GET_MODE_BITSIZE): Use it.
5801 * rtl.c (DEF_MACHMODE): Adjust for extra column.
5802 (mode_bitsize): New.
5803 (mode_mask_array): Use bitsize.
5804 * combine.c (combine_simplify_rtx): Require inner and outer
5805 modes to match on nonzero_bits optimizations.
5807 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
5809 * reload1.c (forget_old_reloads_1): If a hard reg is stored, clear
5810 its entry in spill_reg_store.
5811 * config/sh/lib1funcs.ams (movstr_i4 functions): Always compile in.
5812 * sh.c (reg_no_subreg_operand): New function.
5813 * sh-protos.h (reg_no_subreg_operand): Declare it.
5814 * sh.h (PREDICATE_CODES): Add it.
5815 * sh.md (floatsisf2_i4, floatsidf2_i, extendsfdf2_i4): Use it for
5816 input operand that needs to be in fpul.
5817 (fix_truncsfsi2, fix_truncsfsi2_i4): Use register_operand for output.
5818 * sh.c (find_barrier): Take into account that machine_dependent_reorg
5819 might add new insns.
5821 2000-09-18 Alexandre Oliva <aoliva@redhat.com>
5823 * config/sh/sh.c (sh_expand_prologue): Mark GOTaddr2picreg as
5825 (sh_expand_epilogue): Take the PIC register into account when
5826 computing the frame size.
5828 * config/sh/sh.c (nonpic_symbol_mentioned_p): Check LABEL_REFs.
5829 * config/sh/sh.md (sym_label2reg, symPLT_label2reg): Protect
5830 LABEL_REFs with a PIC-safe unspec.
5832 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
5834 * c-common.c (check_format_info): Properly save the argument
5835 number and parameter for $ operand number formats in case width
5836 and precision arguments are also used. Allow printf width and
5837 precision arguments to have operand numbers even if none was
5838 specified for the main format, since this is OK for %*.*m. Only
5839 object to missing $ operand number if the format used requires an
5842 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
5844 * c-common.c (format_char_info): Add 'W' flag to comment.
5845 (print_char_table, scan_char_table): Use it.
5846 (check_format_info): Use the 'W' flag to determine whether a
5847 format argument is written into.
5849 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
5851 * c-common.c (check_format_types): Reorganise and clean up,
5852 checking earlier for ERROR_MARKs and making cur_type into its
5853 TYPE_MAIN_VARIANT where convenient.
5855 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
5857 * gcc.c (cpp_options): Add specs for __STDC_HOSTED__.
5859 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
5861 * optabs.c (emit_libcall_block): Set CONST_CALL_P for the call.
5863 * i386-protos.h (ix86_init_builtins, ix86_expand_builtin): Declare.
5864 * i386.c (struct builtin_description): New.
5865 (bdesc_comi, bdesc_2arg, bdesc_1arg): New arrays.
5866 (mmx_reg_operand): Declare MODE arg as unused.
5867 (ix86_expand_sse_comi, ix86_expand_sse_compare, safe_vector_operand,
5868 ix86_expand_unop1_builtin, ix86_expand_unop_builtin,
5869 ix86_expand_binop_builtin, ix86_expand_store_builtin,
5870 ix86_init_builtins, ix86_expand_builtin): New functions.
5871 * i386.h (ix86_builtins): New enumeration.
5872 (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): New macros.
5873 * i386.md (attr length_immediate): 0 for mmx/sse types.
5874 (attr prefix_0f): 1 for mmx/sse types.
5875 (setcc_2): Remove "*" so we get gen_setcc_2.
5876 (emms): Account for changed register numbering. Set "memory" attr
5878 (sfence): Set "memory" attr to unknown.
5880 2000-09-18 Andreas Jaeger <aj@suse.de>
5882 * configure.in: Define _GNU_SOURCE only when using the GNU C
5884 * configure: Regenerated.
5885 * config.in: Regenerated.
5887 2000-09-17 Mark Mitchell <mark@codesourcery.com>
5889 * cppinit.c (cpp_init): Don't use ANSI prototypes.
5890 * flow.c (flow_dump_loop): Likewise.
5891 (flow_loops_dump): Likewise.
5893 * c-typeck.c (c_start_case): Fix typo.
5895 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
5897 * c-decl.c (grokdeclarator): Don't give a warning about defaulting
5898 to int for plain complex which defaults to complex double. Do
5899 warn about defaulting to complex double if pedantic. Warn about
5900 complex integer types if pedantic. Warn about complex types if
5901 pedantic and not in C99 mode.
5902 * c-typeck.c (build_unary_op): If pedantic, warn about use of ~
5903 for complex conjugation.
5905 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
5907 * contrib.texi: Update my entry.
5909 Sun Sep 17 18:48:32 2000 Denis Chertykov <denisc@overta.ru>
5911 * config/avr/avr.md (mcu_enhanced): New attribute.
5912 (mcu_mega): Likewise.
5913 (extendhisi2): Use mcu_enhanced.
5914 (zero_extendhisi2): Likewise.
5915 (call_insn): Use mcu_enhanced and mcu_mega.
5916 (call_value_insn): Likewise.
5917 (*sbrx_branch): Use mcu_mega.
5918 (*sbrx_and_branchsi): Likewise.
5919 (*sbrx_and_branchhi): Likewise.
5920 (*tablejump_lib): Likewise.
5922 Sun Sep 17 10:46:17 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5924 * alias.c (true_dependence): Allow non-unchanging read to conflict
5925 with unchanging write.
5927 * expr.c (store_constructor_field): Accept ALIAS_SET arg.
5928 (store_constructor): Pass alias_set to it.
5930 * c-decl.c (grokdeclarator): Reorder tests to avoid looking at
5931 TYPE_MAIN_VARIANT of ERROR_MARK.
5932 * c-lex.c (readescape): Avoid using printf syntax we don't recognize.
5934 * simplify-rtx.c (simplify_unary_operation): Add cases
5935 FLOAT_EXTEND and FLOAT_TRUNCATE to ones that return 0.
5937 2000-09-17 Bernd Schmidt <bernds@redhat.co.uk>
5939 * expr.h (emit_library_call, emit_library_call_value): Delete
5941 * rtl.h (enum libcall_type): New.
5942 (emit_library_call, emit_library_call_value): Change fn_type arg to
5943 be of type enum libcall_type.
5944 * calls.c: Likewise for the function definitions. Several callers
5945 throughout changed to use the new enumeration appropriately.
5946 (emit_library_call_value_1): Likewise. Put back code to make libcall
5947 blocks of equal form, but only use it for the two new higher
5950 2000-09-16 Mark Mitchell <mark@codesourcery.com>
5952 Convert the C front-end to use function-at-a-time mode.
5953 * c-common.h: Include splay-tree.h.
5954 (C_DECLARED_LABEL_FLAG): New macro.
5955 (struct language_function): Add x_scope_stmt_stack and
5956 x_function_name_declared_p.
5957 (RECHAIN_STMTS): Move definition.
5958 (lang_statment_code_p): Likewise.
5959 (lang_expand_stmt): Likewise.
5960 (lang_expand_decl_stmt): New variable.
5961 (lang_expand_function_end): Likewise.
5962 (current_scope_stmt_stack): New function.
5963 (add_decl_stmt): Likewise.
5964 (add_scope_stmt): Likewise.
5965 (mark_stmt_tree): Likewise.
5966 (struct c_lang_decl): New structure.
5967 (DECL_SAVED_TREE): Define.
5968 (c_mark_lang_decl): New function.
5969 (c_expand_start_cond): Change prototype.
5970 (c_finish_then): New function.
5971 (c_finish_else): Likewise.
5972 (current_function_name_declared): Remove.
5973 (set_current_function_name_declared): Likewise.
5974 (mark_c_language_function): Declare.
5975 (case_compare): Likewise.
5976 (c_add_case_label): Likewise.
5977 (c_expand_expr): Likewise.
5978 (c_safe_from_p): Likewise.
5979 * c-common.c (lang_expand_function_end): New variable.
5980 (struct if_elt): Add if_stmt.
5981 (c_expand_start_cond): Add the if-statement to the statement-tree,
5982 rather than generating RTL.
5983 (c_finish_then): New function.
5984 (c_expand_start_else): Don't generate RTL.
5985 (c_finish_else): New function.
5986 (c_expand_expr_stmt): Don't generate RTL.
5987 (statement_code_p): Add SCOPE_STMT.
5988 (case_compare): New function.
5989 (c_add_case_label): Likewise.
5990 (mark_stmt_tree): Likewise.
5991 (c_mark_lang_decl): Likewise.
5992 (mark_c_language_function): Likewise.
5993 (c_expand_expr): Likewise.
5994 (c_safe_from_p): Likewise.
5995 * c-decl.c (c_stmt_tree): New variable
5996 (c_scope_stmt_stack): Likewise.
5997 (c_function_name_declared_p): Likewise.
5998 (lang_expand_expr_stmt): Remove.
5999 (poplevel): Don't call output_inline_function for nested
6001 (pushdecl): Don't set DECL_CONTEXT for a local declaration of an
6003 (redeclaration_error_message): Change means of computing whether
6004 or not a function is nested.
6005 (lookup_label): Don't call label_rtx.
6006 (init_decl_processing): Add more GC roots.
6007 (start_decl): Add DECL_STMTs to the statement-tree, rather than
6008 calling rest_of_decl_compilation.
6009 (finish_decl): Don't call expand_decl.
6010 (store_parm_decls): Begin the statement-tree, but don't generate
6012 (finish_function): Tie off the statement-tree. Call c_expand_body
6014 (c_expand_body): New function.
6015 (push_c_function_context): Save more information.
6016 (pop_c_function_contxt): Likewise.
6017 (copy_lang_decl): Now that we use DECL_LANG_SPECIFIC, copy it.
6018 (lang_mark_tree): Mark it.
6019 (current_stmt_tree): Adjust.
6020 (current_scope_stmt_stack): New function.
6022 (set_current_name_declared): Likewise.
6023 (c_begin_compound_stmt): Define.
6024 (c_expand_decl_stmt): Likewise.
6025 * c-lang.c: Include rtl.h and expr.h.
6026 (lang_init): Set more language-specific hooks.
6027 * c-lex.c: Include expr.h.
6028 * c-parse.in: Changes throughout to add statements to the
6029 statement-tree, rather than generating RTL after every statement.
6030 * c-semantics.c (lang_expand_decl_stmt): Define.
6031 (add_decl_stmt): New function.
6032 (add_scope_stmt): Likewise.
6033 (finish_stmt_tree): Tweak.
6034 (genrtl_expr_stmt): Likewise.
6035 (genrtl_decl_stmt): Handle local labels, and call
6036 lang_expand_decl_stmt if required.
6037 (genrtl_for_stmt): Fix line-number handling.
6038 (genrtl_case_label): Handle cleanups.
6039 (genrtl_asm_stmt): Don't call combine_strings.
6040 (genrtl_compound_stmt): Simplify.
6041 (expand_stmt): Handle SCOPE_STMTs.
6042 * c-tree.h (struct lang_decl): New structure.
6043 (C_DECLARED_LABEL_FLAG): Remove.
6044 (c_begin_compound_stmt): Declare.
6045 (c_expand_decl_stmt): Likewise.
6046 (c_expand_start_case): Rename to c_start_case.
6047 (c_finish_case): New function.
6048 * c-typeck.c (start_init): Tweak setting of
6049 constructor_incremental.
6050 (c_expand_asm_operands): Tweak error-handling. Add to the
6052 (c_expand_return): Add to the statement-tree.
6053 (c_expand_start_case): Rename to ...
6054 (c_start_case): ... this.
6055 (struct c_switch): New type.
6056 (switch_stack): New variable.
6057 (do_case): Simplify.
6058 (c_finish_case): New function.
6059 * dependence.c: Include expr.h.
6060 (enum dependence_type): Change spelling of enumerals.
6061 (check_node_dependence): Adjust.
6062 * expr.h (lang_safe_from_p): Declare.
6063 (safe_from_p): Likewise.
6064 * expr.c (lang_safe_from_p): New variable.
6065 (safe_from_p): Give it external linkage. Use lang_safe_from_p.
6066 * stmt.c (expand_expr_stmt): Avoid clobberring of last_expr_type.
6067 * toplev.c (rest_of_decl_compilation): Robustify.
6068 * tree.c (contains_placeholder_p): Likewise.
6069 * Makefile.in: Update dependencies.
6070 * objc/objc-act.h: Adjust calculation of value for dummy_tree_code.
6071 * objc/objc-act.c: Include rtl.h, expr.h, and c-common.h.
6072 (objc_expand_function_end): New function.
6073 (finish_method_def): Use it.
6074 (init_objc): Initialize more language-specific hooks.
6075 * objc/Make-lang.in: Update dependencies.
6077 2000-09-16 Geoffrey Keating <geoffk@cygnus.com>
6079 * configure.in: Define macros that affect features before
6080 testing for features. Don't define _XOPEN_SOURCE.
6081 * configure: Regenerated.
6082 * config.in: Regenerated.
6084 Sat Sep 16 19:42:50 EDT 2000 John Wehle (john@feith.com)
6086 * rtlanal.c (rtx_varies_p): Volatile asms vary.
6087 (rtx_unstable_p): Restructure code. Volatile asms
6090 Sat Sep 16 14:35:55 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6092 * function.h (no_debugging_symbols): New field.
6093 * integrate.c (save_for_inline): Renamed from save_for_inline_nocopy.
6094 Initialize no_debugging_symbols.
6095 (output_inline_function): Save and restore write_symbols and set from
6096 no_debugging_symbols.
6097 * toplev.c (rest_of_compilation): Call save_for_inline.
6098 * tree.h: Update comment.
6100 * stor-layout.c (place_field): Don't do anything if field or
6101 its type are ERROR_MARK.
6103 Sat Sep 16 19:14:00 2000 Laurynas Biveinis <lauras@softhome.net>
6105 * cppfiles.c (purge_cache): Use munmap only if MMAP_THRESHOLD defined.
6106 (read_include_file): Ensure inc->mmaped is initialized.
6108 2000-09-16 Richard Henderson <rth@cygnus.com>
6110 * cppiles.c (purge_cache): Use PTR not caddr_t.
6112 2000-09-16 Hans-Peter Nilsson <hp@axis.com>
6114 * gcc.c: In description for %{<S}, say the option removed is -S.
6115 * invoke.texi (Spec Files): Ditto.
6117 2000-09-16 Andreas Jaeger <aj@suse.de>
6119 * configure.in: Always define _GNU_SOURCE to make interfaces
6120 visible that were hidden by only defining _GNU_SOURCE.
6121 * configure: Regenerated.
6123 Sat 16-Sep-2000 08:13:45 BST Neil Booth <NeilB@earthling.net>
6125 * cpplex.c (push_macro_context): Set an argument's level after
6126 calling parse_args. We could loop infinitely otherwise.
6128 2000-09-15 Tom Tromey <tromey@cygnus.com>
6130 * configure, config.in: Rebuilt.
6131 * configure.in: Check for iconv.h. Define _XOPEN_SOURCE.
6133 2000-09-15 Greg McGary <greg@mcgary.org>
6135 * cppmacro.c (check_trad_stringification): Check token
6136 text pointers against limit before dereferencing.
6138 2000-09-15 Joseph S. Myers <jsm28@cam.ac.uk>
6140 * c-common.c (format_wanted_type): New structure.
6141 (check_format_types): New function.
6142 (check_format_info): Pass all checking of types of format
6143 arguments, including width and precision arguments, to this new
6146 2000-09-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6148 * BUGS: Remove file.
6150 2000-09-15 Jakub Jelinek <jakub@redhat.com>
6152 * config/alpha/alpha.c (override_options): ev6 cache latencies
6153 from Richard Henderson. Don't allow -mmemory-latency=L0.
6155 * config/alpha/alpha.h (TARGET_CPU_EV5, TARGET_CPU_EV6): Define.
6156 (TARGET_OPTIONS): Add tune=.
6157 (alpha_tune_string): Declare.
6158 * config/alpha/alpha.c (override_options): Add cpu_table.
6159 Use alpha_cpu_string first to set both alpha_cpu and target_flags
6160 and then alpha_tune_string to set alpha_cpu only.
6161 Replace tests for PROCESSOR_EV* with TARGET_CPU_EV* tests.
6162 * config/alpha/elf.h (ASM_FILE_START): Likewise.
6163 * config/alpha/osf.h (ASM_FILE_START): Likewise.
6164 * config/alpha/openbsd.h (ASM_FILE_START): Likewise.
6166 Fri Sep 15 19:45:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
6168 * i386-protos.h (no_comparison_operator, uno_comparison_operator):
6170 (ix86_comparison_operator, ix86_cc_mode): Declare
6171 * i386.h (CCGC, CCGCO): New modes.
6172 (SELECT_CC_MODE): Move offline to ....
6173 * i386.c (ix86_cc_mode): .... here; use new modes.
6174 (ix86_comparison_operator): New.
6175 (fcmov_comparison_operator): Ensure proper mode.
6176 (put_condition_mode): More sanity checking.
6177 (ix86_match_ccmode): Handle new modes.
6178 (ix86_expand_fp_compare): GEU requires CCmode.
6179 (ix86_expand_strlensi_unroll_1): Use emit_cmp_and_jump_insn instead of
6181 * i386.md (cmp?i_ccz_1): Remove
6182 (cmp?i_ccno_1): Use ix86_match_ccmode.
6183 (cmp?i_minus_1): New.
6184 (cmpsi_1): New expander.
6185 (cmpqi_ext_1): Use match_ccmode
6186 (cmpqi_ext_3): New expander.
6187 (cmpqi_ext_3_insn): Rename from cmpqi_ext_3.
6188 (cmpqi_ext_4): Use match_ccmode.
6189 (add?i_?): Use match_ccmode.
6191 (test?i_ccz_1): Remove
6193 (testsi_ccno_1, testqi_ccz_1, testqi_ext_ccno_0): New expander.
6194 (testqi_ext_0): Use ix86_match_ccmode.
6195 (*xorqi_cc_ext_1): Use ix86_match_ccmode.
6196 (xorqi_cc_ext_1): New expander.
6197 (shift patterns): Use CCGOCmode for all shifts except for sar.
6198 (setcc_?, jcc_?, miv?icc_nic): Use ix86_comparison_operator.
6199 (setcc_3, jcc_3, miv?icc_c): Remove.
6201 2000-09-15 Will Cohen <wcohen@redhat.com>
6203 * dwarf2out.c (add_const_value_attribute): Changed array into a
6204 xmalloced object, so it exists after function exit.
6205 (free_AT): Added case for dw_val_class_float to free allocated
6208 2000-09-15 Kazu Hirata <kazu@hxi.com>
6210 * config/i386/i386.md: Fix a comment typo.
6211 * gcc.c: Fix formatting.
6213 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
6215 * optabs.c (emit_libcall_block): If target is a user variable,
6216 copy to a temporary first.
6217 * expr.c (convert_move): When generating a libcall, make a libcall
6219 * calls.c (emit_library_call_value_1): Don't create a libcall
6220 sequence here; our caller will in most cases do it.
6222 * sh.h (SECONDARY_INPUT_RELOAD_CLASS): Handle moving T, MACL or
6224 (SECONDARY_OUTPUT_RELOAD_CLASS): Similar case.
6225 * sh.md (reload_outsf): Generate recognizable patterns for
6227 (floatsisf2, floatsisf2_ie, floatsisf2_i4, fix_truncsfsi2,
6228 fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i, fix_truncdfsi2,
6229 fix_truncdfsi2_i, extendsfdf2, extendsfdf2_i4, truncdfsf2,
6230 truncdfsf2_i4): Change not to use explicit references to fpul.
6231 (floatsisf2_ie): Remove USE of fpscr.
6232 (floatsisf2): Change default expansion to match this.
6233 (fix_truncsfsi2_i4_2, fix_truncdfsi2_i4 & splitters): Comment out
6236 2000-09-15 Richard Henderson <rth@cygnus.com>
6238 * expmed.c (store_bit_field): Consider naturally aligned
6239 memory for direct reference.
6241 2000-09-15 Richard Henderson <rth@cygnus.com>
6243 * config/alpha/alpha.c (alpha_expand_unaligned_load): Force all
6244 AND addresses into alias set 0.
6245 (alpha_expand_unaligned_store): Likewise.
6246 (alpha_expand_unaligned_load_words): Likewise.
6247 (alpha_expand_unaligned_store_words): Likewise.
6249 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
6251 * config/sh/sh.h (CPP_SPEC): For -m4-nofpu, define __SH4_NOFPU__.
6252 * config/sh/lib1funcs.asm (movstr_i4): Also compile if __SH4_NOFPU__
6254 * config/mips/mips.c (mips_va_arg): Args passed by reference have a
6255 rsize of UNITS_PER_WORD.
6257 Fri 15-Sep-2000 06:49:07 BST Neil Booth <NeilB@earthling.net>
6259 * cpplex.c (ON_REST_ARG): Correct the test.
6260 (maybe_paste_with_next): Duplicate a token that fail pasting,
6261 and clear its PASTE_LEFT flag, so that nested pasting attempts
6264 2000-09-14 Richard Henderson <rth@cygnus.com>
6266 * calls.c (precompute_register_parameters): Use COSTS_N_INSNS, not 2.
6267 * cse.c (rtx_cost): Likewise.
6268 * optabls.c (expand_binop): Likewise.
6269 (expand_twoval_binop, prepare_cmp_insn): Likewise.
6270 * regclass.c (copy_cost): Likewise.
6271 * reload1.c (reload_cse_move2add): Likewise.
6273 2000-09-14 Joseph S. Myers <jsm28@cam.ac.uk>
6275 * c-parse.in (reswords): Add _Complex.
6277 2000-09-14 J. David Anglin <dave@hiauly1.hia.nrc.ca>
6279 * gcc.1: Delete documentation for -undef preprocessor option.
6281 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
6283 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
6284 STARTFILE_SPEC, ENDFILE_SPEC): Remove define.
6285 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
6286 Remove undefine before config/elfos.h.
6287 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Comment out.
6289 2000-09-14 Kazu Hirata <kazu@hxi.com>
6291 * invoke.texi (H8/300 Options): Add -ms2600.
6292 * config/h8300.c (h8300_init_once): Output an error when -ms2600
6293 is used without -ms.
6294 * config/h8300.h (TARGET_MAC): New.
6295 (TARGET_SWITCHES): Add -ms2600 and -mno-s2600.
6296 (CONDITIONA_REGISTER_USAGE): Disable the mac register on any
6297 machine other than H8/S2600.
6298 * config/h8300.md: Accept mac instructions on the H8/S2600 instead
6301 2000-09-14 Alexandre Oliva <aoliva@redhat.com>, Bernd Schmidt <bernds@redhat.co.uk>
6303 * reload.c (find_reloads_address_1): Generate reloads for auto_inc
6304 pseudos that refer to the original pseudos, not only to their
6305 equivalent memory locations.
6307 Thu Sep 14 12:10:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6309 * expr.c (expand_expr, case COMPONENT_EXPR): Copy memory attributes
6310 when making new MEM.
6312 * Makefile.in (LN): Remove duplicate definition.
6314 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
6316 From Joern Rennecke:
6317 * local-alloc.c (update_equiv_regs): If there is no REG_EQUAL note
6318 on an insn and function_invariant_p returns nonzero for the source,
6319 add a REG_EQUAL note.
6321 Thu Sep 14 00:51:57 EDT 2000 John Wehle (john@feith.com)
6323 * alias.c (memrefs_conflict_p): An ADDRESSOF doesn't
6324 conflict with frame_pointer_rtx.
6326 2000-09-13 Kazu Hirata <kazu@hxi.com>
6328 * loop.c: Fix formatting.
6331 2000-09-13 Richard Henderson <rth@cygnus.com>
6333 * config/ia64/ia64.md (divsf3): New.
6334 (divsf3_internal_lat, divsf3_internal_thr): New.
6335 (divdf3, divdf3_internal_lat, divdf3_internal_thr): New.
6336 (divtf3, divtf3_internal_lat, divtf3_internal_thr): New.
6337 (adddf3_trunc, subdf3_trunc, muldf3_trunc): New.
6338 (madddf4_trunc, msubdf4_trunc, nmuldf3_trunc): New.
6339 (nmadddf4_alts, nmadddf4_trunc): New.
6340 (addtf3_truncsf, addtf3_truncdf, subtf3_truncsf): New.
6341 (subtf3_truncdf, multf3_truncsf, multf3_truncdf): New.
6342 (multf3_truncsf_alts, multf3_truncdf_alts): New.
6343 (maddtf4_truncsf, maddtf4_truncdf, maddtf4_alts_truncdf): New.
6344 (msubtf4_truncsf, msubtf4_truncdf, nmultf3_truncsf): New.
6345 (nmultf3_truncdf, nmaddtf4_truncsf, nmaddtf4_truncdf): New.
6346 (nmaddtf4_truncdf_alts): New.
6347 (recip_approx): Don't predicate.
6349 2000-09-13 Richard Henderson <rth@cygnus.com>
6351 * config/ia64/lib1funcs.asm (__divsf3): Protect fnorm.s with p6.
6353 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6355 * flags.h (flag_dump_rtl_in_asm): Declare.
6356 * toplev.c (flag_dump_rtl_in_asm): Define.
6357 (decode_d_option): Set flag_dump_rtl_in_asm and flag_print_asm_name
6358 if -dP is specified.
6359 * rtl.h (print_rtx_head): Declare.
6360 * print-rtl.c (print_rtx_head): Define.
6361 (print_rtx): Print the string pointed to by print_rtx_head
6362 at beginning of each dump line.
6363 (print_rtl): Likewise.
6364 (print_rtl_single): Likewise.
6365 * final.c (final_scan_insn): Dump the insn in the assembly
6367 * gcc.1: Document -dP option.
6368 * invoke.texi (Debugging Options): Likewise.
6370 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6372 * md.texi (Machine Constraints): Document the 68HC11 constraints.
6373 * install.texi (Configurations): Document the 68HC11&68HC12 port.
6374 * invoke.texi (Option Summary, M68hc1x Options): Document the options.
6376 Tue Sep 12 13:51:13 2000 Denis Chertykov <denisc@overta.ru>
6378 * config/avr/avr.h (ASSEMBLER_DIALECT): New macro declared.
6379 * config/avr/avr.md (*movstrqi_insn): Cleanup output template.
6380 (*clrstrqi): Likewise.
6381 (xorhi3,xorsi3,absqi2): Likewise.
6382 (one_cmplhi2,one_cmplsi2): Likewise.
6383 (addsi3): Two stupid constraint alternatives removed.
6384 (extendhisi2): Use `movw' for enhanced avr cores.
6385 (zero_extendhisi2): Likewise.
6387 Wed Sep 13 02:31:23 EDT 2000 John Wehle (john@feith.com)
6389 * alias.c (find_base_term): Use frame_pointer_rtx
6390 when handling an ADDRESSOF.
6392 * cse.c (canon_hash): Handle USE of BLKmode memory.
6393 (cse_insn): Outgoing arguments for a libcall don't
6394 affect any recorded expressions.
6396 2000-09-12 Tom Tromey <tromey@cygnus.com>
6398 * configure, config.in: Rebuilt.
6399 * configure.in: Check for iconv, nl_langinfo, langinfo.h.
6401 2000-09-12 Jakub Jelinek <jakub@redhat.com>
6403 * c-lex.c (lex_string): Use charwidth to compute bytemask.
6404 * expr.c (expand_expr): Don't optimize constant array references
6405 initialized with wide string constants.
6407 2000-09-13 Michael Hayes <mhayes@cygnus.com>
6409 * loop.c (note_set_pseudo_multiple_uses): Correct.
6411 2000-09-12 Jim Wilson <wilson@cygnus.com>
6413 * ifcvt.c (noce_process_if_block): If A and B are the same, and no
6414 else block, and X has side-effects, then fail.
6416 2000-09-12 Greg McGary <greg@mcgary.org>
6418 * config/mips/mips-protos.h
6419 (trap_cmp_op, mips_gen_conditional_trap): New func decls.
6420 * config/mips/mips.h (ISA_HAS_COND_TRAP): New macro.
6421 (PREDICATE_CODES): Add "trap_cmp_op".
6422 * config/mips/mips.c
6423 (trap_cmp_op, mips_gen_conditional_trap): New functions.
6424 * config/mips/mips.md (trap, conditional_trap): New patterns.
6426 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
6428 * flow.c (try_pre_increment_1): Don't do anything to sets of the stack
6431 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6433 * builtins.c (built_in_decls): New array.
6434 (expand_builtin_fputs): New function.
6435 (expand_builtin): Handle BUILT_IN_FPUTC and BUILT_IN_FPUTS.
6437 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTS): New members.
6439 * c-common.c (c_common_nodes_and_builtins): Handle fputc/fputs.
6441 * tree.h (built_in_decls): New array.
6443 Tue Sep 12 08:53:57 2000 Jeffrey A Law (law@cygnus.com)
6445 * convex.md: Use "+" instead of "=" for outputs wrapped in a
6447 * i370.md, i386.md, ns32k.md, sh.md, vax.md: Likewise.
6449 2000-09-12 Kazu Hirata <kazu@hxi.com>
6451 * haifa-sched.c: Fix formatting.
6453 * genattrtab.c: Fix formatting.
6455 * unroll.c: Fix formatting.
6457 2000-09-12 Bruce Korb <bkorb@gnu.org>
6459 * fixinc/fixfixes.c: make a type for the fix procedure & use it,
6460 remove obsolete code
6461 * fixinc/fixincl.c: Use PARAMS, not _P_. Add no-op default to switch.
6462 * fixinc/fixincl.tpl: make non-exported arrays static scope
6463 * fixinc/fixincl.x: regenerate
6464 * fixinc/fixlib.h: Use PARAMS, not _P_
6465 * fixinc/fixtests.c: make a type for the test proc & use it
6466 * fixinc/server.h: Use PARAMS, not _P_
6468 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6470 * c-typeck.c (process_init_element): Avoid union init warnings on
6471 floating point zero. Don't crash on unions containing structs.
6473 2000-09-12 Alexandre Oliva <aoliva@redhat.com>
6475 * config/sh/sh.h (PREDICATE_CODES): Add CONST_DOUBLE to
6476 general_movsrc_operand, and remove CONST_INT from
6477 general_movdst_operand.
6479 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
6481 * cse.c (approx_reg_cost): If SMALL_REGISTER_CLASSES, return INT_MAX
6482 if a reference to non-fixed hardreg is seen. Otherwise, count hard
6483 regs with a higher cost.
6484 (preferrable): Deal with cases where either cost or regcost is
6486 (cse_insn): Use MAX_COST rather than 10000. Always initialize
6488 (COSTS_N_INSNS): Move definition...
6490 (MAX_COST): New macro.
6491 * loop.c (init_loop): Use COSTS_N_INSNS macro instead of hardcoded
6494 2000-09-11 Mark Mitchell <mark@codesourcery.com>
6496 * c-common.h (genrtl_clear_out_block): Remove.
6497 * c-semantics.c (genrtl_clear_out_block): Remove.
6498 (genrtl_while_stmt): Don't call it.
6499 (genrtl_for_stmt): Likewise.
6501 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
6503 * cppfiles.c: Move all default-#defines to top of file.
6504 (open_include_file): Replace by lookup_include_file.
6505 (read_with_read, read_file): Merged into read_include_file.
6506 (stack_include_file, purge_cache): New functions.
6507 (close_cached_fd): Delete.
6508 (lookup_include_file, read_include_file, _cpp_pop_file_buffer):
6509 Cache the in-memory buffer, not the file descriptor.
6511 * cpphash.h (struct include_file): Add buffer, st, refcnt,
6513 (xcnew): New utility macro.
6514 (DO_NOT_REREAD, NEVER_REREAD): Move up by struct include_file.
6515 * cpplib.h (struct cpp_buffer): Remove mapped field.
6517 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
6519 * cpplex.c (parse_string): Accept backslash space newline as a
6521 (lex_line): Likewise.
6522 (_cpp_get_token): Remove hard limit on macro nesting.
6524 2000-09-12 Philipp Thomas <pthomas@suse.de>
6526 * aclocal.m4 (AM_WITH_NLS): Don't force use of included gettext.
6527 * configure: Rebuilt.
6529 2000-09-13 Michael Hayes <mhayes@cygnus.com>
6531 * flow.c (split_block): Fix update of registers live at
6534 Tue Sep 12 01:51:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
6536 * i386.md (add?i_3, add?i_5): New.
6537 (add?i_4): Rename from add?i_3; Fix compare pattern.
6538 (sub?i_3, xor?i_3, ior?i_3): New.
6540 * genrecog.c (write_tree): Output code to clear insn_extract cache.
6541 * genattrtab.c (write_attr_case): Gen call to extract_insn_cache
6542 instead of extract_insn and extract_constrain_insn_cache instead of
6543 extract_insn and constrain_operands.
6544 * recog.c (extract_insn_cached, extract_constrain_insn_cached):
6546 (extract_insn): Clear which_alternative.
6547 (constrain_operands): Set which_alternative to -1 when failed.
6548 * recog.h (extract_constrain_insn_cached, extract_insn_cached):
6551 2000-09-11 Matthew Hiller <hiller@redhat.com>
6553 * config/h8300/h8300.md (movstrictqi): Changed constraint modifier
6554 on operand 0 to '+'.
6555 (movstricthi): Likewise.
6557 2000-09-12 Michael Hayes <mhayes@cygnus.com>
6559 * loop.h (LOOP_IVS): New macro.
6560 (REG_IV_TYPE, REG_IV_INFO): Add ivs argument.
6561 (struct loop_ivs): New.
6562 (struct loop_info): Add ivs field.
6563 (reg_iv_type, reg_iv_info): Delete prototype.
6564 (reg_biv_class, loop_iv_list): Likewise.
6565 * loop.c (record_biv, find_life_end): Pass loop argument.
6566 (reg_iv_type): Remove global array and use
6567 field in loop_regs structure within loop_ivs structure.
6568 (reg_iv_info, reg_biv_class, loop_iv_list): Likewise.
6569 (first_increment_giv, last_increment_giv): Use entry in
6571 (record_initial): Pass ivs pointer.
6572 * unroll.c (copy_loop_body, remap_split_bivs): Add loop argument.
6574 2000-09-12 Michael Hayes <mhayes@cygnus.com>
6576 * loop.h (LOOP_REGS): New macro.
6577 (struct loop_regs): New.
6578 (struct loop_info): Add regs field.
6579 * loop.c (set_in_loop): Remove global array and store
6580 in loop_regs structure as part of loop_info structure.
6581 (n_times_set, may_not_optimize): Likewise.
6582 (reg_single_usage, moved_once): Likewise.
6583 (count_one_set): Add regs argument.
6584 (combine_movables, rtx_equal_for_loop_p, combine_givs): Likewise.
6585 (set_pseudo_multiple_uses): Pass regs pointer.
6587 2000-09-12 Michael Hayes <mhayes@cygnus.com>
6589 * unroll.c (iteration_info): Subsume into loop_iterations.
6590 * loop.h (loop_info): New field iv.
6592 2000-09-12 Michael Hayes <mhayes@cygnus.com>
6594 * basic-block.h (LOOP_TREE, LOOP_PRE_HEADER, LOOP_EDGES): New.
6595 (LOOP_EXITS_DOMS, LOOP_ALL): Likewise.
6596 (flow_loops_update): New prototype.
6597 (flow_loops_find): Add flags to prototype.
6598 (struct loop): Add `pre_header_root' and `pre_header_trace' fields.
6599 * flow.c (flow_loop_pre_header_scan): New.
6600 (flow_loop_dump): Dump pre-header root and trace and exit dominators.
6601 (flow_loop_free): Free pre-header root and trace and exit dominators.
6602 (flow_loops_find): New argument flags.
6603 (flow_loops_update): New function.
6604 * toplev.c (rest_of_compilation): Add flag argument to flow_loops_find.
6606 2000-09-12 Michael Hayes <mhayes@cygnus.com>
6608 * basic-block.h (split_block, update_bb_for_insn): New prototypes.
6609 * flow.c (split_block, update_bb_for_insn): New functions.
6611 2000-09-11 Richard Henderson <rth@cygnus.com>
6613 * cse.c (fold_rtx): Honor NO_FUNCTION_CSE.
6615 2000-09-11 Richard Henderson <rth@cygnus.com>
6617 * config/ia64/ia64-protos.h (fr_nonimmediate_operand): Declare.
6618 * config/ia64/ia64.c (fr_nonimmediate_operand): New.
6619 (ia64_override_options): Prevent optimizing division for both
6620 latency and throughput.
6621 (rtx_needs_barrier): Handle frcpa.
6622 * config/ia64/ia64.h (MASK_INLINE_DIV_LAT): New.
6623 (MASK_INLINE_DIV_THR, TARGET_INLINE_DIV_LAT): New.
6624 (TARGET_INLINE_DIV_THR, TARGET_INLINE_DIV): New.
6625 (TARGET_SWITCHES): Add -minline-divide-min-latency and
6626 -minline-divide-max-throughput.
6627 (PREDICATE_CODES): Update.
6628 * config/ia64/ia64.md (extendsidi2): Remove * from f case.
6629 (zero_extendsidi2): Likewise. Fix typo in f case insn.
6630 (extendsfdf2): Add cases for gr<->fr and fr<->mem.
6631 (extendsftf2): Likewise.
6632 (extenddftf2): Likewise.
6633 (fix_trunctfdi2_alts): New.
6634 (fixuns_trunctfdi2_alts): New.
6635 (madd*4): Rename from madd*3.
6636 (divsi3, modsi3, udivsi3, umodsi3): New.
6637 (divsi3_internal): New.
6638 (divdi3, moddi3, udivdi3, umoddi3): New.
6639 (divdi3_internal_lat, divdi3_internal_thr): New.
6640 (multf3_alts, maddtf4_alts, nmaddtf4_alts): New.
6641 (recip_approx): New.
6643 2000-09-11 Alexandre Oliva <aoliva@redhat.com>
6645 * print-rtl.c (debug_call_placeholder_verbose): New variable.
6646 (print_rtx) [CALL_PLACEHOLDER]: Dump all call sequences if it is
6648 * integrate.c (copy_rtx_and_substitute): Don't share
6649 LEAF_REG_REMAPpable registers with the inlined function. Don't
6650 share the function value with calling sequences.
6652 2000-09-11 Jakub Jelinek <jakub@redhat.com>
6654 * c-decl.c (do_case): Fix a typo.
6656 * combine.c (simplify_if_then_else): Don't convert a == b ? b : a
6657 to a if the comparison is floating mode and not -ffast-math.
6658 * simplify-rtx.c (simplify_ternary_operation): Likewise.
6660 Mon Sep 11 20:07:48 2000 J"orn Rennecke <amylaar@redhat.co.uk>
6662 * sh.h (INITIALIZE_TRAMPOLINE): Remove stray call to
6663 gen_ic_invalidate_line.
6665 2000-09-11 Philip Blundell <pb@futuretv.com>
6667 * config/arm/elf.h (SUBTARGET_CPP_SPEC): Don't define `arm_elf'.
6669 Mon Sep 11 10:48:41 2000 Ulrich Drepper <drepper@redhat.com>
6671 * install.texi (LANGUAGES): Update to include new languages.
6674 2000-09-11 DJ Delorie <dj@redhat.com>
6676 * gcc.c (main): Don't warn about unused -B prefixes
6677 (unused_prefix_warnings): remove
6679 2000-09-11 Kazu Hirata <kazu@hxi.com>
6681 * final.c: Fix formatting.
6683 * integrate.c: Fix formatting.
6685 2000-09-11 Geoff Keating <geoffk@cygnus.com>
6687 * alias.c (memrefs_conflict_p): An ADDRESSOF does conflict, sorry.
6689 2000-09-11 Bernd Schmidt <bernds@redhat.co.uk>
6691 * reload.c (regno_clobbered_p): Fix thinko in previous change.
6693 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6695 * gcc.1: Document 68hc11 specific options.
6697 2000-09-10 Geoff Keating <geoffk@cygnus.com>
6699 * config/rs6000/sysv4.h (MASK_LONG_DOUBLE_128): Define.
6700 (TARGET_LONG_DOUBLE_128): Define.
6701 (SUBTARGET_SWITCHES): Add -mlong-double-64 and -mlong-double-128.
6702 (LONG_DOUBLE_TYPE_SIZE): Redefine.
6703 (MAX_LONG_DOUBLE_TYPE_SIZE): Define.
6704 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on definition
6705 of __LONG_DOUBLE_128__.
6706 (CPP_SYSV_SPEC): Define __LONG_DOUBLE_128__ if -mlong-double-128
6708 (CPP_LONGDOUBLE_DEFAULT_SPEC): Define.
6709 (CPP_SYSV_DEFAULT_SPEC): Define.
6710 (SUBTARGET_EXTRA_SPECS): Add cpp_longdouble_default.
6711 (INIT_TARGET_OPTABS): Define.
6713 * config/rs6000/aix.h (RS6000_ITRUNC): Moved from rs6000.h.
6714 (RS6000_UITRUNC): Likewise.
6715 (INIT_TARGET_OPTABS): New macro.
6716 * config/rs6000/rs6000.c (rs6000_trunc_used): Delete.
6717 (trunc_defined): Delete.
6718 (output_prolog): Don't output .extern definitions for fp->int
6719 conversion routines, ASM_OUTPUT_EXTERNAL_LIBCALL will do it.
6720 * config/rs6000/rs6000.h (rs6000_trunc_used): Delete.
6721 (trunc_defined): Delete.
6722 (RS6000_ITRUNC): Moved to aix.h.
6723 (RS6000_UITRUNC): Likewise.
6724 * config/rs6000/rs6000.md (fix_truncdfsi2): Fail if it would
6725 only emit a libcall.
6726 (fixuns_truncdfsi2): Delete.
6727 (trunc_call): Delete.
6728 (trunc_call_rtl): Delete.
6730 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
6732 * varasm.c (make_decl_rtl): Restore leading star on
6733 DECL_ASSEMBLER_NAME set for decls with an asmspec.
6735 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
6737 * c-pragma.c (handle_pragma_pack): Correct parsing logic so it
6738 won't give a spurious error for '#pragma pack()'. Simplify
6739 control flow for readability. 'reset' action is not necessary.
6741 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
6743 * defaults.h: Provide default definitions for: CHAR_TYPE_SIZE,
6744 SHORT_TYPE_SIZE, INT_TYPE_SIZE, LONG_TYPE_SIZE,
6745 LONG_LONG_TYPE_SIZE, WCHAR_TYPE_SIZE, FLOAT_TYPE_SIZE,
6746 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE, and WCHAR_UNSIGNED.
6748 * cppexp.c, dwarfout.c, dwarf2out.c, emit-rtl.c, final.c, optabs.c,
6749 profile.c, sdbout.c, tradcif.y, tree.c:
6750 Include defaults.h if not already included.
6751 Don't define the above macros.
6753 * Makefile.in: Update dependencies.
6755 2000-09-10 Mark Mitchell <mark@codesourcery.com>
6757 * c-common.h (add_stmt): Change prototype.
6758 (RECHAIN_STMTS): New macro.
6759 (CASE_LABEL_DECL): Likewise.
6760 (genrtl_case_label): Change prototype.
6761 (c_expand_start_case): Remove prototype.
6762 (build_case_label): Change prototype.
6763 (decl_constant_value): Declare.
6764 * c-common.c (check_case_value): Handle C++'s extensions to C
6766 * c-commnon.def (CASE_LABEL): Add room for the CASE_LABEL_DECL
6768 * c-parse.in (stmt): Adjust handling of return statements and case
6770 * c-semantics.c (add_stmt): Return the new statement.
6771 (genrtl_return_stmt): Take the RETURN_STMT as input, not the
6772 returned expression. Directly generate RTL, rather than calling
6774 (genrtl_switch_stmt): Don't call c_expand_start_case.
6775 (build_case_label): Take the LABEL_DECL as input, too.
6776 (genrtl_case_label): Just call add_case_node.
6777 (expand_stmt): Adjust calls to genrtl_return_stmt and
6779 * c-tree.h (c_expand_start_case): Declare.
6780 * c-typeck.c (decl_constant_value): Give it external linkage.
6781 (c_expand_return): Don't call expand_return or expand_null_return;
6782 use genrtl_return_stmt instead.
6783 * stmt.c (struct nesting): Remove num_ranges field.
6784 (add_case_node): Give it external linkage.
6785 (expand_start_case): Don't set num_ranges.
6786 (expand_start_case_dummy): Don't clear it.
6787 (pushcase): Rely on add_case_node to handle `default' labels.
6788 (add_case_node): Handle `default' labels.
6789 * tree.c (tree_int_cst_compare): New function.
6790 * tree.h (tree_int_cst_compare): Declare.
6791 (add_case_node): Likewise.
6793 2000-09-10 Richard Henderson <rth@cygnus.com>
6795 * c-parse.in: Revert last change.
6796 (init_reswords): Do not enter disabled keywords into the ridpointers
6797 table, modulo objc weirdness.
6798 (_yylex): Return the canonical spelling for a keyword.
6800 2000-09-10 Philip Blundell <philb@gnu.org>
6802 * config/arm/arm.h (CPP_ISA_SPEC): Don't define `arm' or `thumb'.
6803 * config/arm/linux-elf.h (CPP_PREDEFINES): Don't define `__arm__'.
6805 Sun Sep 10 14:30:28 EDT 2000 John Wehle (john@feith.com)
6807 * alias.c (find_base_term): Handle ADDRESSOF.
6808 (memrefs_conflict_p): An ADDRESSOF doesn't conflict.
6810 2000-09-10 Denis Chertykov <denisc@overta.ru>
6812 * genoutput.c (output_insn_data): Translate <NEWLINE> to \n\ while
6813 outputting templates with many lines.
6815 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6817 * libgcc2.h: Use LONG_LONG_TYPE_SIZE instead of MIN_UNITS_PER_WORD
6818 to decide whether 64-bit support must be generated.
6820 2000-09-10 Richard Henderson <rth@cygnus.com>
6822 * c-parse.in (asm patterns): Fix volatile check.
6824 2000-09-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6826 * cppmacro.c (check_trad_stringification): New function.
6827 (save_expansion): If -Wtraditional, warn about stringification of
6830 2000-09-11 Michael Hayes <mhayes@cygnus.com>
6832 * loop.h (struct loop_mem_info): Move from loop.c
6833 (struct loop_info): Add fields store_mems, mems, mems_idx,
6834 mems_allocated, unknown_address_altered,
6835 unknown_constant_address_altered, num_mem_sets, and
6836 first_loop_store_insn.
6838 * loop.c (loop_store_mems): Replace with field in loop_info struct.
6839 (loop_mems, loop_mems_idx, loop_mems_allocated): Likewise.
6840 (unknown_address_altered, unknown_constant_address_altered): Likewise.
6841 (num_mem_sets): Likewise.
6842 (replace_loop_mems, replace_loop_regs): New.
6843 (struct loop_replace_args): New.
6844 (load_mems): Use replace_loop_mems.
6845 (try_copy_prop): Use replace_loop_regs.
6846 (replace_loop_reg, replace_loop_mem): Use loop_replace_args structure.
6848 2000-09-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6850 * configure.in: Recognize m6811-elf and m6812-elf.
6851 * configure: Regenerate.
6853 2000-09-09 Geoff Keating <geoffk@cygnus.com>
6855 * recog.c (validate_replace_rtx_1): Correct MODE parameter in call
6858 2000-09-10 Michael Hayes <mhayes@cygnus.com>
6860 * loop.c (struct movables): New.
6861 (num_movables): Move into struct movables.
6862 (the_movables): Change type to struct movables.
6863 (ignore_some_movables): Change struct movable arg to struct movables.
6864 (force_movables, combine_movables, regs_match_p): Likewise.
6865 (rtx_equal_for_loop_p, move_movables): Likewise.
6866 (scan_loop): Change movables to be of type struct movables.
6867 Replace last_movable with field in movables structure.
6869 2000-09-08 Zack Weinberg <zack@wolery.cumb.org>
6871 * c-pragma.c: Don't elide entire file if !HANDLE_GENERIC_PRAGMAS.
6872 (init_pragma): Avoid warning if pfile happens to be unused.
6873 * c-pragma.h: Never define HANDLE_GENERIC_PRAGMAS. Never
6874 define init_pragma to nothing. Always prototype
6875 init_pragma. Prototype dispatch_pragma if !USE_CPPLIB.
6877 * c-lex.c (process_directive): Always call dispatch_pragma.
6878 Initialize entering_c_header to 0.
6880 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6882 * config/m68hc11/m68hc11.md: New file, machine description for
6884 * config/m68hc11/m68hc11.h: New file, definitions for 68HC11 & 68HC12.
6885 * config/m68hc11/m68hc11.c: New file, functions for 68HC11 & 68HC12.
6886 * config/m68hc11/m68hc12.h: New file, definitions for 68HC12.
6887 * config/m68hc11/m68hc11-protos.h: New file.
6888 * config/m68hc11/m68hc11-crt0.S: New file, startup code.
6889 * config/m68hc11/t-m68hc11-gas: New file, makefile fragment.
6890 * config/m68hc11/xm-m68hc11.h: New file, target defs.
6891 * config/m68hc11/larith.asm: New file, libgcc routines.
6893 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6895 * Makefile.in (DPBIT_FUNCS): Add _usi_to_df.
6896 (FPBIT_FUNCS): Add _usi_to_sf.
6897 * config/fp-bit.c (usi_to_float): New function.
6898 * config/fp-bit.h (L_usi_to_sf, L_usi_to_df): Define.
6899 (usi_to_float): Add appropriate #define.
6901 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
6903 * i386-protos.h (sse_comparison_operator, mmx_reg_operand): Declare
6905 * i386.c (sse_comparison_operator, mmx_reg_operand): New functions.
6906 * i386.md (attr "type"): Add sse and mmx types.
6907 (attr "memory"): Handle them without a crash.
6908 (movsi_1, movdi_2): Allow MMX regs.
6909 (movdi splits): Don't split moves involving MMX regs.
6910 (setcc_4): Remove '*' from pattern name so we get a gen_setcc4.
6911 (movv4sf_internal, movv4si_internal, movv8qi_internal,
6912 movv4hi_internal, movv2si_internal, movv8qi, movv4hi, movv2si,
6913 movv4sf, movv4si, pushv4sf, pushv4si, pushv8qi, pushv4hi, pushv2si,
6914 sse_movaps, sse_movups, sse_movmskps, mmx_pmovmskb, mmx_maskmovq,
6915 sse_movntv4sf, sse_movntdi, sse_movhlps, sse_movlhps, sse_movhps,
6916 sse_movlps, sse_loadss, sse_movss, sse_storess, sse_shufps,
6917 addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, mulv4sf3, vmmulv4sf3,
6918 divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2, rsqrtv4sf2, vmrsqrtv4sf2,
6919 sqrtv4sf2, vmsqrtv4sf2, sse_andti3, sse_nandti3, sse_iorti3,
6920 sse_xorti3, maskcmpv4sf3, maskncmpv4sf3, vmmaskcmpv4sf3,
6921 vmmaskncmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
6922 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
6923 cvttps2pi, cvtsi2ss, cvtss2si, cvttss2si, addv8qi3, addv4hi3,
6924 addv2si3, ssaddv8qi3, ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3,
6925 subv4hi3, subv2si3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
6926 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
6927 mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3, mmx_uavgv8qi3,
6928 mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw, mmx_pshufw,
6929 eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3, gtv2si3, umaxv8qi3,
6930 smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3, ashrv2si3, lshrv4hi3,
6931 lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3, mmx_ashldi3,
6932 mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
6933 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
6934 mmx_punpckldq, emms, sfence, ldmxcsr, prefetch, stmxcsr, sse_clrti,
6935 mmx_clrdi): New patterns.
6937 2000-09-08 Richard Earnshaw <rearnsha@arm.com>
6939 * arm.c: Don't include tm.h directly.
6941 Fri Sep 8 14:34:56 MET DST 2000 Jan Hubicka <jh@suse.cz>
6943 * recog.c (validate_replace_rtx_1): Fix confusion about equality
6944 testing; simplify subregs of constants and nested subregs.
6946 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
6948 * config/sh/sh.md (symPLT_label2reg): Use operand3 for PIC reg.
6950 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
6952 * combine.c (combine_simplify_rtx): Try to simplify VEC_SELECT of a
6954 * rtl.texi (description of USE): Add note about possible pitfalls
6956 From Richard Henderson:
6957 * reload1.c (choose_reload_regs): Compute need_mode properly.
6959 2000-09-07 Richard Henderson <rth@cygnus.com>
6961 * config/ia64/lib1funcs.asm (__divsi3): Use .s1 for frcpa.
6962 (__modsi3, __umodsi3): Likewise.
6963 (__udivsi3): Likewise. Normalize the TFmode values.
6965 2000-09-07 Geoff Keating <geoffk@cygnus.com>
6967 * config/rs6000/sol-c0.c (_start): Declare `termfunc' parameter
6969 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Use cast to suppress
6972 Fri Sep 8 03:26:38 2000 J"orn Rennecke <amylaar@redhat.co.uk>
6974 * sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): Remove.
6975 (cmpeqdi_t): Add output pattern.
6976 (cmpeqdi_t+1): Don't split when not optimizing.
6977 Restore proper splitting operation.
6979 2000-09-07 Richard Henderson <rth@cygnus.com>
6981 * c-lex.c (process_directive): If not HANDLE_GENERIC_PRAGMAS,
6982 do not call dispatch_pragma.
6984 2000-09-07 Jim Wilson <wilson@cygnus.com>
6986 * reload.c (push_reload): Use CLASS_CANNOT_CHANGE_MODE_P in addition
6987 to CLASS_CANNOT_CHANGE_MODE.
6988 * config/ia64/ia64.h (CLASS_CANNOT_CHANGE_MODE_P): True only if the
6989 mode classes are different.
6991 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
6993 * cpplib.h (struct cpp_options): Add user_label_prefix member,
6994 left out of commit which removed cppulp.c.
6996 2000-09-07 Richard Henderson <rth@cygnus.com>
6998 * bb-reorder.c (fixup_reorder_chain): Add jump in new block
6999 after switch for CASE_DROPS_THROUGH.
7001 2000-09-07 Richard Henderson <rth@cygnus.com>
7003 * loop.c (strength_reduce): Call check_ext_dependant_givs.
7004 Properly extend the biv initial value for the giv.
7005 (record_biv): Zero ext_dependant.
7006 (record_giv): New argument ext_val. Update all callers.
7007 (general_induction_var): Likewise.
7008 (consec_sets_giv): Likewise.
7009 (simplify_giv_expr): Likewise. Fill in ext_val if we find
7010 a sign-extend, zero-extend, or truncate.
7011 (combine_givs_p): Make sure modes are compatible.
7012 (check_ext_dependant_givs): New.
7013 (extend_value_for_giv): New.
7014 * loop.h (struct induction): Add ext_dependant.
7015 * unroll.c (iteration_info): Extend the biv initial value for the giv.
7016 (find_splittable_givs): Likewise.
7017 (final_giv_value): Likewise.
7019 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
7021 * c-pragma.h: Define HANDLE_GENERIC_PRAGMAS if
7022 REGISTER_TARGET_PRAGMAS is defined. Duplicate some
7023 definitions from cpplib.h.
7024 * cpplib.h: Don't typedef struct cpp_reader if c-pragma.h has
7026 * tm.texi: Document HANDLE_PRAGMA as no longer supported. Add
7027 documentation for REGISTER_TARGET_PRAGMAS.
7029 * c-lex.c: Include cpplib.h before c-pragma.h. Define a
7030 default-pragma callback to implement -Wunknown-pragmas if
7032 * c-parse.in: Move all includes to top of file.
7033 * c-pragma.c: Include cpplib.h before c-pragma.h. Include
7035 (dispatch_pragma): Put the namespace in the -Wunknown-pragmas
7037 (init_pragma): If REGISTER_TARGET_PRAGMAS is defined, call it.
7039 * arm.h, arm-protos.h, arm.c,
7040 c4x.h, c4x-protos.h, c4x.c,
7041 h8300.h, h8300-protos.h, h8300.c,
7042 i370.h, i370-protos.h, i370.c,
7043 i960.h, i960-protos.h, i960.c,
7044 sh.h, sh-protos.h, sh.c,
7045 v850.h, v850-protos.h, v850.c: Convert HANDLE_PRAGMA-based
7046 pragmata scheme to use REGISTER_TARGET_PRAGMAS instead.
7048 * d30v.h: Don't mention HANDLE_PRAGMA in comment. Add
7049 multiple include guard.
7050 * i370.md (untyped_call): Use GEN_CALL.
7051 (umodsi3): Remove unused variable.
7052 * sh/elf.h: Don't undef HANDLE_SYSV_PRAGMA.
7053 * v850.c (output_move_single, output_move_double): Constify
7055 (print_operand): Constify a char *.
7056 * v850.h (struct small_memory_info): Constify name member.
7058 2000-09-07 Kazu Hirata <kazu@hxi.com>
7060 * config/h8300.h: Fix comment typos.
7061 * config/h8300/h8300.md: Likewise.
7062 * config/h8300/lib1funcs.asm: Likewise.
7064 Thu 07-Sep-2000 21:29:00 BST Neil Booth <NeilB@earthling.net>
7066 * Makefile.in: Remove references to cppulp.{c,o}.
7067 * cppinit.c (initialize_builtins, cpp_start_read,
7068 cpp_handle_option): Update to use cpp_options structure.
7071 2000-09-07 Joseph S. Myers <jsm28@cam.ac.uk>
7073 * c-common.c (time_char_table): Allow %#b and %#h.
7075 2000-09-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7077 * reorg.c (find_end_label): If the basic block reorder pass moves the
7078 return insn to some other place try to locate it again and put our
7079 end_of_function_label there.
7080 * reorg.c (relax_delay_slots): Check if find_end_label created a
7081 new label that invalidates the current optimazation.
7083 2000-09-07 Catherine Moore <clm@redhat.com>
7085 * unroll.c (unroll_loop): Check for unconditional jumps
7086 to loop continuation. Delete if n_iterations is 1.
7087 (ujump_to_loop_cont): New routine.
7089 2000-09-07 Bernd Schmidt <bernds@redhat.co.uk>
7091 * rtl.c (class_narrowest_mode): Add entries for MODE_VECTOR_INT and
7093 * reload.c (regno_clobbered_p): Accept new arg, MODE, and use it
7094 to handle multiword modes correctly. All callers and the declaration
7097 2000-09-06 Mark Mitchell <mark@codesourcery.com>
7099 * c-common.h (prep_stmt): Declare.
7100 (lang_expand_stmt): Likewise.
7101 * c-decl.c (lang_expand_stmt): Remove.
7102 * c-semantics.c (lang_expand_stmt): Define.
7103 (prep_stmt): New function.
7104 (expand_stmt): Handle common statement types here.
7106 2000-09-07 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>, Alexandre Oliva <aoliva@redhat.com>
7108 * configure.in (sh-*-linux*): Added.
7109 * configure: Rebuilt.
7110 * config/sh/t-linux: New file.
7111 * config/sh/sh.h (USERMODE_BIT): Define.
7112 (TARGET_USERMODE): Likewise.
7113 (TARGET_SWITCHES): New switches for the bits above.
7114 (INITIALIZE_TRAMPOLINE): Call __ic_invalidate in USERMODE.
7115 * config/sh/linux.h: New file.
7116 * config/sh/lib1funcs.asm (GLOBAL): Don't prefix symbols with
7117 underscore on linux.
7118 (L_sdivsi3, L_udivsi3): Define for linux.
7119 (L_ic_invalidate): Define.
7120 * invoke.texi (SH Options): Document -musermode.
7122 2000-09-07 Alexandre Oliva <aoliva@redhat.com>
7124 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't disable function
7125 CSE unless generating PIC.
7127 * config/sh/sh.md (symPLT_label2reg): Force the initialization of
7130 2000-09-06 H.J. Lu (hjl@gnu.org)
7132 * Makefile.in (clean_s1): Depend on stage_b.
7133 (clean_s2): Depend on stage_d. Don't remove $(VOL_FILES) in
7134 stage2. They are used for "make compare".
7136 2000-09-06 Mark Mitchell <mark@codesourcery.com>
7138 Move statement-tree facilities from C++ to C front-end.
7139 * c-common.h (c_tree_index): Add CTI_VOID_ZERO.
7140 (void_zero_node): New macro.
7141 (struct stmt_tree_s): New type.
7142 (stmt_tree): New typedef.
7143 (struct language_function): New type.
7144 (last_tree): New macro.
7145 (last_expr_type): Likewise.
7146 (walk_tree_fn): New typedef.
7147 (current_stmt_tree): New function.
7148 (begin_stmt_tree): Likewise.
7149 (add_stmt): Likewise.
7150 (finish_stmt_tree): Likewise.
7151 (statement_code_p): Likewise.
7152 (lang_statement_code_p): New variable.
7153 (walk_stmt_tree): New function.
7154 (STMT_IS_FULL_EXPR_P): New macro.
7155 * c-common.c (lang_statement_code_p): New variable.
7156 (c_common_nodes_and_builtins): Initialize void_zero_node.
7157 (statement_code_p): New function.
7158 (walk_stmt_tree): Likewise.
7159 * c-decl.c (language_function): Rename to ...
7160 (c_language_function): ... this. Include language_function.
7161 (push_c_function_context): Adjust accordingly.
7162 (pop_c_function_context): Likewise.
7163 (mark_c_function_context): Likewise.
7164 (current_stmt_tree): Define.
7165 * c-semantics.c (begin_stmt_tree): New function.
7166 (add_stmt): Likewise.
7167 (prune_unused_decls): Likewise.
7168 (finish_stmt_tree): Likewise.
7170 2000-09-06 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7172 * flow.c (insn_dead_p): Detect dead memory stores with auto increments.
7174 2000-09-06 Kazu Hirata <kazu@hxi.com>
7176 * calls.c: Fix formatting.
7178 2000-09-06 Graham Stott <grahams@cygnus.co.uk>
7180 * config/i386/i386.h (ADDRESS_COST): Fix typo.
7182 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
7184 Integrated preprocessor.
7186 * Makefile.in: Remove all references to c-parse.gperf,
7187 c-gperf.h, and c-parse.h. Remove -d from yacc command line
7188 generating c-parse.c. Update dependencies.
7189 * c-parse.gperf, c-gperf.h: Delete.
7191 * c-common.c: Don't define parse_options, cpp_token, yy_cur,
7192 yy_lim, or yy_get_token. Don't define get_directive_line if
7194 * c-common.h: Add multiple include guard. Define RID values
7195 for every keyword in C, C++, and Objective C. Put all the
7197 (struct c_fileinfo, get_fileinfo, dump_time_statistics): New.
7198 * c-decl.c (c_decode_option): Handle -lang-objc here.
7199 (print_lang_identifier): Handle C_IS_RESERVED_WORD case.
7200 (grokdeclarator): Adjust for new RID scheme.
7201 (extract_interface_info): New stub.
7202 * c-lang.c: Don't declare yy_cur or parse_options.
7203 (lang_init_options): Call cpp_init. Don't call
7205 (lang_init): Don't call check_newline if USE_CPPLIB.
7207 * c-lex.c: Don't include c-parse.h. Do include timevar.h.
7208 Elide lots of unnecessary code if USE_CPPLIB. Delete code
7209 rendered unnecessary by new architecture. Move routines not
7210 shared with C++ to c-parse.in. Maintain a local idea of the
7211 line number. Handle C++ as well as C.
7212 [USE_CPPLIB]: Declare and register callbacks for #ident and
7213 for entering/leaving files.
7214 (init_c_lex, c_lex): Are now the entry points to this file.
7215 (check_newline): Break out directive handling to
7217 (read_ucs, is_extended_char, utf8_extend_token): Moved here
7219 (readescape, parse_float): Overhaul.
7220 (lex_number, lex_string, lex_charconst): Break out of c_lex
7222 (get_fileinfo, update_header_times, dump_one_header,
7223 dump_time_statistics): New and/or moved here from C++.
7224 Support per-file data needed by C++ and per-header timing
7225 statistics (C++ only, at the moment).
7226 * c-lex.h: Update prototypes. Add multiple include guard.
7227 * c-tree.h (struct lang_identifier): Add rid_code field.
7228 (C_IS_RESERVED_WORD, C_RID_CODE): New.
7230 * c-parse.in: Include c-pragma.h. Remove unnecesary calls to
7231 reinit_parse_for_function and/or position_after_white_space.
7232 (save_filename, save_lineno): Look ahead before saving.
7233 (label -> identifier ':'): Save file and line before shifting ':'.
7234 (reservedwords): No need to call get_identifier.
7235 (init_parse, finish_parse, yyerror, yylex, yyprint,
7236 make_pointer_declarator): Are now here for C/ObjC.
7237 (rid_to_yy): Conversion table from RID constants to Yacc codes.
7239 * c-pragma.c: Rewrite parsing logic to fit with cpplib's
7240 #pragma registry. Provide dummy implementation of that
7241 interface if !USE_CPPLIB.
7242 * c-pragma.h: Update to match.
7244 * flags.h: Add multiple include guard.
7245 (flag_detailed_statistics): Moved here from C++.
7246 * toplev.c: Define flag_detailed_statistics.
7248 * gcc.c (C specs): Use %(trad_capable_cpp) for -E|-M|-MM case
7250 * timevar.def (TV_CPP, TV_LEX): New.
7251 * timevar.h: Add multiple include guard.
7253 * objc/lang-specs.h: Use %(trad_capable_cpp) for -E|-M|-MM case
7255 * objc/objc-act.c: Don't mention yy_cur or parse_options.
7256 Initialize cpplib properly. Force lineno to 0 after first
7257 call to check_newline. Don't handle -lang-objc here.
7258 Move forget_protocol_qualifiers and remember_protocol_qualifiers here.
7260 2000-09-06 David Edelsohn <edelsohn@gnu.org>
7262 * rs6000.md: Correct function unit definitions for cr_logical and
7264 (sCOND): Additionally fail for sgt, slt, sge, sle if !TARGET_POWER
7265 and use portable method for >=0 and floating point >=. Remove
7266 associated matchers.
7268 2000-09-06 Mark Mitchell <mark@codesourcery.com>
7270 * extend.texi: Mark named return value extension as deprecated.
7272 2000-09-06 Geoff Keating <geoffk@cygnus.com>
7274 * config/rs6000/rs6000.c (rs6000_reverse_condition): Return
7277 2000-09-06 Gabriel Dos Reis <gdr@codesourcery.com>
7279 * toplev.c (display_help): Fix thinko in documentation.
7281 * diagnostic.h (output_buffer::indent_skip): New fields.
7282 (output_indentation): New macro.
7284 * diagnostic.c (output_indent): New function.
7285 (output_set_prefix, clear_diagnostic_info): Use.
7286 (output_emit_prefix): Predict future indentation.
7288 2000-09-06 DJ Delorie <dj@redhat.com>
7290 * Makefile.in (stage_*): add more dependencies to ensure parallel
7291 builds build correctly
7293 2000-09-06 Manfred Hollstein <manfredh@redhat.com>
7295 * Makefile.in (bootstrap-lean): Depend on bootstrap-lean_g,
7296 not bootstrap-lean_f.
7298 2000-09-06 Andreas Schwab <schwab@suse.de>
7300 * mklibgcc.in: Emit rule for libgcc-stage-start.
7301 * Makefile.in (stage1-start, stage2-start, stage3-start,
7302 stage4-start): Don't handle libgcc here, use libgcc.mk instead.
7304 2000-09-06 Bernd Schmidt <bernds@redhat.co.uk>
7306 * local-alloc.c (local_alloc): Ignore CLASS_LIKELY_SPILLED.
7307 (update_equiv_regs): Likewise, except for the mn10200 kludge.
7308 (combine_regs): Likewise.
7310 * Makefile.in (cse.o): Depend on $(BASIC_BLOCK_H).
7311 * cse.c: Include "basic-block.h".
7312 (struct table_elt): New field REGCOST.
7313 (CHEAP_REG): Delete macro.
7314 (COST): Return 0 for REGs.
7315 (approx_reg_cost_1, approx_reg_cost, preferrable): New functions.
7316 (notreg_cost): Return 0 for appropriate SUBREGs.
7317 (COSTS_N_INSNS): Return N * 2.
7318 (rtx_cost): Return 0 for REGs, and use cost of nested rtx for cheap
7320 (CHEAPER): Use new function preferrable.
7321 (insert): Initialize REGCOST member.
7322 (find_best_addr): Use approx_reg_cost for estimation of register
7324 (cse_insn): Likewise.
7325 * loop.c (iv_add_mult_cost): New function.
7326 (add_cost, shift_cost, mult_cost): Delete variables.
7327 (init_loop): Don't initialize add_cost; reduce copy_cost by half.
7328 (strength_reduce): Use iv_add_mult_cost instead of fixed add_cost.
7329 Make code that detects autoinc opportunities slightly less optimistic.
7330 (simplify_giv_expr): If expression contains other reg that is also a
7331 giv, only increment benefit if this is the only use of that reg.
7332 (consec_sets_giv): Take that change into account.
7333 (combine_givs): Slightly more verbose output.
7335 * i386.h (RTX_COSTS): For MULT, return true cost of multiplication,
7336 not the cost of an equivalent shift.
7337 * sh-protos.h (addsubcosts): Declare.
7338 * sh.c (addsubcosts): New function.
7339 * sh.h (CONST_COSTS): If CONST_OK_FOR_I, then return 0.
7340 (RTX_COSTS): Tweak. Use addsubcosts.
7341 (ADDRESS_COST): Return higher cost for reg+reg addressing.
7343 2000-09-06 Geoff Keating <geoffk@cygnus.com>
7345 * config/rs6000/rs6000.c (validate_condition_mode): New function.
7346 (branch_comparison_operator): Call validate_condition_mode to
7347 abort rather than returning 0.
7348 (branch_positive_comparison_operator): New function.
7349 (scc_comparison_operator): Call validate_condition_mode to abort
7350 rather than returning 0.
7351 (ccr_bit): Call validate_condition_mode. Update for
7353 (print_operand): Delete %C modifier. Update %E case
7354 to use EQ bit not SO bit.
7355 (rs6000_reverse_condition): New function.
7356 (rs6000_generate_compare): New function.
7357 (rs6000_emit_sCOND): New function.
7358 (rs6000_emit_cbranch): New function.
7359 (output_cbranch): The length of a long branch insn is
7360 now only 8 bytes. Add validate_condition_mode. Use
7361 rs6000_reverse_condition. Remove cror generation.
7363 * config/rs6000/rs6000.h: Update comments.
7364 (PREDICATE_CODES): Add new predicate. Update codes used
7365 by branch_comparison_operator and scc_comparison_operator.
7366 * config/rs6000/rs6000-protos.h: Add prototypes for
7367 new external functions.
7368 * config/rs6000/rs6000.md: Add new scheduling parameters
7369 for cr_logical instructions. Change length of branch
7371 (bCOND patterns): Call rs6000_emit_cbranch.
7372 (sCOND patterns): Call rs6000_emit_sCOND.
7373 (branch patterns): Change lengths to 4.
7374 (cr logical patterns): New.
7376 2000-09-06 Richard Henderson <rth@cygnus.com>
7378 * config/i386/i386.md (call_pop): Fix test for setting
7379 current_function_uses_pic_offset_table.
7380 (call, call_value_pop, call_value): Likewise.
7382 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
7384 * timevar.c (timevar_add): Delete.
7385 (timevar_get): Also count time since the selected timer was
7386 last updated. Do not examine the timevar stack if the
7387 selected timer is standalone.
7389 2000-09-05 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7391 * gthr-dce.h (__gthread_objc_mutex_deallocate): Free mutex->backend.
7393 2000-09-05 Jason Merrill <jason@redhat.com>
7395 * c-decl.c (finish_incomplete_decl): Don't call complete_array_type
7396 for 'extern' arrays.
7398 2000-09-05 Richard Henderson <rth@cygnus.com>
7400 * config/ia64/lib1func.asm (__divtf3): Rebundle for Itanium.
7401 Eliminate final copy from non-trapping case.
7402 (__divdf3, __divsf3): Likewise.
7404 2000-09-05 Richard Henderson <rth@cygnus.com>
7406 * config/ia64/ia64.md (mulhi3): Fix typo last change.
7407 * config/ia64/lib1func.asm (__divdi3, __udivdi3, __umodsi3): Likewise.
7409 2000-09-03 Donn Terry <donn@interix.com>, Laurynas Biveinis <lauras@softhome.net>
7411 * Makefile.in: Restructure bootstrap stages to allow clean
7412 restart after failure.
7414 2000-09-05 Richard Henderson <rth@cygnus.com>
7416 * config/ia64.md (movsi and movdi patterns): Allow moves from
7417 8-bit constants to AR registers.
7419 2000-09-05 Richard Henderson <rth@cygnus.com>
7421 * config/ia64/ia64.md (mulhi3): New.
7423 2000-09-05 Richard Henderson <rth@cygnus.com>
7425 * config/ia64/ia64.h (INIT_TARGET_OPTABS): Remove.
7426 * config/ia64/lib1funcs.asm (__divdi3): Update from Intel IA-64
7427 Optimization Guide, minimum latency alternative.
7428 (__moddi3, __udivdi3, __umoddi3): Likewise.
7429 (__divsi3, __modsi3, __udivsi3, __umodsi3): Likewise.
7431 2000-09-05 Bruce Korb <bkorb@gnu.org>
7433 * fixinc/fixincl.c (load_file): always read header files
7434 with sizes that are a multiple of the page size.
7435 & use libiberty's getpagesize for determining that.
7437 2000-09-05 Alexandre Oliva <aoliva@redhat.com>
7439 * gcse.c (hash_string_1): Add prototype.
7440 * cse.c (canon_hash_string): Likewise.
7442 2000-09-04 Craig Newell <CraigN@ieee.org>
7444 * gcc.c: Undefine "__WCHAR_TYPE__" before redefining it.
7446 2000-09-04 Andreas Schwab <schwab@suse.de>
7448 * Makefile.in (STAGESTUFF): Remove libgcc.
7449 (stage1-start, stage2-start, stage3-start): Copy the contents of
7450 the libgcc directory explicitly.
7451 (mostlyclean): Clean libgcc.
7453 2000-09-04 Andrew Haley <aph@redhat.com>
7455 * dwarf2out.c: (stack_adjust_offset): New prototype.
7457 Wed Jan 1 00:23:59 MET 1997 Jan Hubicka <jh@suse.cz>
7459 * combine.c (make_extraction): Fix rtx_cost comparison to
7462 Wed Jan 1 00:17:32 MET 1997 Jan Hubicka <jh@suse.cz>
7464 * i386.md (pushsi2, pushhi2, pophi2, swapsf, swapdf,
7465 umulsi3_highpart, smulsi3_highpart, testqi_ccno_1, xorqi_ext_1):
7466 Add '*' to insn pattern name.
7468 2000-09-04 Jakub Jelinek <jakub@redhat.com>
7470 * cpplex.c (ON_REST_ARG): Check VAR_ARGS flag of current context,
7471 use posn - 1 to index into tokens array.
7472 (maybe_paste_with_next): Adjust caller.
7474 2000-09-03 Geoff Keating <geoffk@cygnus.com>
7476 * invoke.texi: Document the -mvxworks option for rs6000 ELF.
7478 * config/rs6000/rs6000.h: Update various comments about XER_REGNO.
7479 (REGNO_REG_CLASS): Use symbolic register
7482 2000-09-03 Richard Earnshaw <rearnsha@arm.com>
7484 * arm.c (final_prescan_insn): If the form of a jump insn isn't
7485 recognized, don't try to conditionally execute it.
7487 Sun Sep 3 13:10:56 2000 Denis Chertykov <denisc@overta.ru>
7489 * config/avr/avr.md ("*tablejump_lib"): New pattern.
7490 (call_value_insn): Right length claculation.
7491 (call_insn): Likewise.
7493 2000-09-02 Marek Michalkiewicz <marekm@linux.org.pl>
7495 * config/avr/avr-protos.h, config/avr/avr.c (unique_section,
7496 gas_output_limited_string, gas_output_ascii, output_movqi,
7497 output_movhi, out_movqi_r_mr, out_movqi_mr_r, out_movhi_r_mr,
7498 out_movhi_mr_r, out_movsi_r_mr, out_movsi_mr_r, output_movsisf,
7499 out_tstsi, out_tsthi, ret_cond_branch, ashlqi3_out, ashlhi3_out,
7500 ashlsi3_out, ashrqi3_out, ashrhi3_out, ashrsi3_out, lshrqi3_out,
7501 lshrhi3_out, lshrsi3_out, output_reload_inhi, output_reload_insisf,
7502 out_shift_with_cnt, ptrreg_to_str, cond_string, encode_section_info):
7503 Add "const" as needed to remove warnings.
7505 * config/avr/avr.c (avr_override_options, avr_init_once,
7506 function_prologue, function_epilogue, frame_pointer_required_p,
7507 class_likely_spilled_p, order_regs_for_local_alloc,
7508 avr_address_cost, avr_ret_register): Use K&R style arguments.
7509 (initial_elimination_offset, gas_output_limited_string):
7510 Remove ATTRIBUTE_UNUSED from the used arguments.
7511 (output_mov*, out_mov*_r_mr, out_mov*_mr_r, output_reload_insisf):
7512 Use local variables src, dest, base to access operands[].
7513 Rename reg_dest to reg_src if that's what it is.
7514 (output_movhi, output_movsisf): Optimize loading 8-bit immediate
7515 constants to LD_REGS if reg_was_0.
7516 (output_reload_insisf): Change arg 3 to insn length and set it.
7517 (out_movhi_r_mr, out_movhi_mr_r): Use in/out for more efficient
7518 access to 16-bit I/O register pairs.
7519 (avr_address_cost): Lower cost for the above case.
7520 (out_tsthi): Use "or" (faster) instead of "sbiw" if the operand
7521 may be clobbered, also for LD_REGS.
7522 (adjust_insn_length): Correct insn length for iorhi3 and iorsi3
7525 * config/avr/avr.h (PTRDIFF_TYPE): Make signed.
7527 * config/avr/avr.md: Change all uses of the TEST_HARD_REG_CLASS
7528 macro to test_hard_reg_class function.
7529 (*movsi, *movsf): Change "cc" attribute from "clobber" to "none"
7530 for loading immediate constants to LD_REGS.
7531 (andsi3, cmphi, cmpsi): Add return statements to avoid warnings.
7534 Sat Sep 2 13:58:23 2000 Marek Michalkiewicz <marekm@linux.org.pl>
7536 * config/avr/avr.md ("*negsi2"): substitute %@ to __zero_reg__
7537 * config/avr/libgcc.S: Lost part of the previous patch.
7539 2000-08-31 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7541 * gthr-dce.h (__gthread_objc_mutex_allocate): Create a pthread_mutex_t
7542 object before calling pthread_mutex_init.
7544 2000-09-02 Alexandre Oliva <aoliva@redhat.com>
7546 * config/sh/t-elf, config/sh/crt1.asm, config/sh/crti.asm,
7547 config/sh/crtn.asm: New files.
7548 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Set.
7549 (crt1.o, crti.o, crtn.o): New targets.
7550 * configure.in [sh-*-elf*, sh-*-rtemself*] (tmake_file): Added
7552 * configure: Rebuilt.
7553 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
7554 STARTFILE_SPEC, ENDFILE_SPEC, CRT_CALL_STATIC_FUNCTION): Define.
7555 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
7556 Undefine for config/elfos.h to redefine.
7557 (STARTFILE_SPEC, ENDFILE_SPEC): Redefine after config/elfos.h.
7559 2000-09-02 Alexandre Oliva <aoliva@redhat.com>, Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
7561 * config/sh/sh-protos.h (nonpic_symbol_mentioned_p,
7562 legitimize_pic_address, output_pic_addr_const): Declare.
7563 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Fix PIC register.
7564 (PREFERGOT_BIT, TARGET_PREFERGOT): Likewise.
7565 (TARGET_SWITCHES): New switch -mprefergot.
7566 (OVERRIDE_OPTIONS): Set flag_no_function_cse unless -mprefergot.
7567 (PIC_OFFSET_TABLE_REGNUM): Define.
7568 (GOT_SYMBOL_TABLE): Likewise.
7569 (LEGITIMIZE_ADDRESS): Use legitimize_pic_address.
7570 (ENCODE_SECTION_INFO): Define.
7571 (FINALIZE_PIC): New macros.
7572 (LEGITIMATE_PIC_OPERAND_P, SYMBOLIC_CONST_P): New macro.
7573 (ASM_OUTPUT_INT, ASM_OUTPUT_SHORT): Use output_pic_addr_const.
7574 * config/sh/sh.c (print_operand_address): Use output_pic_addr_const.
7575 (prepare_move_operands): Call emit_pic_move or
7576 emit_pic_const_move if appropriate.
7577 (output_far_jump): For PIC, use braf and output long offset.
7578 (machine_dependent_reorg):
7579 (sh_expand_prologue): Save and initialize the PIC register.
7580 (sh_expand_epilogue): Restore it.
7581 (initial_elimination_offset): Account for it.
7582 (nonpic_symbol_mentioned_p): New function.
7583 (legitimize_pic_address): Likewise.
7584 (output_pic_addr_const): Likewise.
7585 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): New insns.
7586 (call, call_value): Use them.
7587 (GOTaddr2picreg, sym_label2reg, symGOT2reg, symGOTOFF2reg,
7588 symPLT_label2reg): New expands.
7589 * invoke.texi (SH Options): Document -mprefergot.
7591 2000-09-01 Alexandre Oliva <aoliva@redhat.com>
7593 * rtl.h (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): New macro.
7594 * gcse.c (hash_string_1): New function.
7595 (hash_expr_1) <ASM_OPERANDS>: Disregard filename and line number.
7596 (expr_equiv_p) <ASM_OPERANDS>: Likewise.
7597 * cse.c (rtx_cost): Don't increase the cost of ASM_OPERANDS.
7598 (canon_hash_string): New function.
7599 (canon_hash) <ASM_OPERANDS>: Disregard filename and line number.
7600 (exp_equiv_p) <ASM_OPERANDS>: Likewise.
7601 (fold_rtx): Use ASM_OPERANDS accessor macros.
7602 * emit-rtl.c (copy_insn_1): Likewise.
7603 * integrate.c (copy_rtx_and_substitute): Likewise.
7604 * stmt.c (expand_asm_operands): Likewise. Give an
7605 ASM_OPERANDS rtx the mode of the output reg being set from it.
7607 2000-09-01 Fred Fish <fnf@be.com>
7609 * fix-header.c (write_rbrac): Add putc and getc to list of
7610 functions to protect against prior definition as a macro.
7612 2000-09-01 Joseph S. Myers <jsm28@cam.ac.uk>
7614 * c-common.h (enum c_tree_index): Add CTI_C_SIZE_TYPE.
7615 (c_size_type_node): Define.
7616 * c-decl.c (init_decl_processing): Initialize c_size_type_node.
7617 * c-common.c (enum format_lengths, enum format_std_version,
7618 format_length_info, format_type_detail, BADLEN, NOLENGTHS,
7619 format_kind_info, printf_length_specs, scanf_length_specs, T89_I,
7620 T99_I, T89_L, T99_LL, TEX_LL, T89_S, T89_UI, T99_UI, T89_UL,
7621 T99_ULL, TEX_ULL, T89_US, T89_F, T99_F, T89_D, T99_D, T89_LD,
7622 T99_LD, T89_C, T99_SC, T99_UC, T89_V, T94_W, TEX_W, T94_WI,
7623 TEX_WI, T99_ST, T99_SST, T99_PD, T99_UPD, T99_IM, T99_UIM,
7624 format_types): Define.
7625 (format_char_info, print_char_table, scan_char_table,
7626 time_char_table): Rearrange for new organization of information
7627 about format length modifiers and standard versions.
7628 (T_ST): Redefine to use c_size_type_node.
7629 (check_format_info): Obtain information about length modifiers and
7630 standard versions from tables. Adjust warning message wordings.
7631 Use the name from the user's program for `ll' and `hh' length
7632 modifiers in warning messages. Use more informative names for
7633 wanted types where available (for wchar_t, wint_t, size_t, signed
7634 size_t, ptrdiff_t, unsigned ptrdiff_t, intmax_t and uintmax_t).
7636 2000-09-01 Jim Wilson <wilson@cygnus.com>
7638 * calls.c (emit_call_1): Add REG_NORETURN note to call if ECF_NORETURN.
7639 * combine.c (distribute_notes): Handle REG_NORETURN.
7640 * rtl.c (reg_note_name): Add REG_NORETURN.
7641 * rtl.h (enum reg_note): Likewise.
7643 * config/ia64/ia64-protos.h (emit_safe_across_calls): Renamed from
7645 * config/ia64/ia64.c (emit_safe_across_calls): Likewise.
7646 (rtx_needs_barrier): Handle unspec_volatile 8 and 9.
7647 (emit_predicate_relation_info): Handle conditional calls with
7649 * config/ia64/ia64.h (ASM_FILE_START): Call emit_safe_across_calls
7650 instead of ia64_file_start.
7651 * config/ia64/sysv4.h (ASM_FILE_START): Likewise.
7652 * config/ia64/ia64.md (safe_across_calls_all,
7653 save_across_calls_normal): New patterns.
7655 * loop.c (check_final_value): Check for biv use before checking for
7656 giv use. Check for both biv and giv uses. Always set last_giv_use
7657 if there is a giv use.
7659 2000-09-01 Richard Henderson <rth@cygnus.com>
7661 * config/ia64/ia64.md (mulsi3): Use grfr_register_operand.
7662 (madddi3): Likewise.
7665 Fri Sep 1 10:59:47 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7667 * expr.c (clear_storage): Don't use emit_move_insn unless
7668 either BLKmode or proper size.
7669 (store_constructor): Don't call clear_storage if REG of wrong size.
7671 * flow.c (init_propagate_block_info): Don't mark frame dead at end
7672 of function if returns wiht stack pointer depressed.
7674 2000-09-01 Andrew Haley <aph@redhat.com>
7676 * dwarf2out.c (stack_adjust_offset): New function.
7677 (dwarf2out_stack_adjust): Break out stack adjust logic into
7678 new stack_adjust_offset function. Look inside parallels and
7679 sequences for stack adjustments.
7681 2000-08-31 Jeff Law <law@cygnus.com>
7683 * arm.md: Use no_new_pseudos to determine when it is safe
7684 to create new pseudo registers.
7686 * arm.c (legitimize_pic_address): Use no_new_pseudos to determine
7687 when we can safely allocate new registers.
7689 2000-08-31 Geoffrey Keating <geoffk@cygnus.com>
7691 * stmt.c (expand_asm_operands): Twiddle generating_concat_p
7692 so that CONCATs are not generated for ASMs.
7693 * emit-rtl.c (gen_reg_rtx): Don't generate CONCATs when
7694 not generating_concat_p.
7695 * function.c (pop_function_context_from): Reset
7696 generating_concat_p.
7697 (prepare_function_start): Likewise.
7698 * rtl.c (generating_concat_p): Define.
7699 * rtl.h (generating_concat_p): Declare.
7700 * toplev.c (rest_of_compilation): No CONCATs after RTL generation.
7702 2000-08-22 Philipp Thomas <pthomas@suse.de>
7703 Masanobu Yuhara <yuhara@flab.fujitsu.co.jp>
7705 * gmicro.h (TARGET_SWITCHES): Add descriptions and mark them
7708 2000-08-30 Greg McGary <greg@mcgary.org>
7710 * Makefile.in (fixinc.sh): Pass CC, CFLAGS and LDFLAGS to mkfixinc.sh
7711 * fixinc/Makefile.in (fixincl): Pass $(LDFLAGS) to $(CC).
7712 * fixinc/mkfixinc.sh: Pass $CC, $CFLAGS and $LDFLAGS to $MAKE.
7714 2000-08-30 Greg McGary <greg@mcgary.org>
7716 * tree.h (struct tree_int_cst): Wrap low and high in a sub-struct.
7717 (TREE_INT_CST_LOW, TREE_INT_CST_HIGH): Access through sub-struct.
7718 (TREE_INT_CST): New macro.
7719 * varasm.c (const_hash, compare_constant_1, record_constant_1):
7720 Use new macro TREE_INT_CST.
7722 Wed 30-Aug-2000 23:18:59 BST Neil Booth <NeilB@earthling.net>
7724 * contrib.texi: Add self.
7726 2000-08-30 Alexandre Oliva <aoliva@redhat.com>
7728 * config/sh/sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): New insns.
7729 (cmpeqdi_t splitter): Use cmpeqsi_and_t instead of emitting jumps
7732 2000-08-30 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7734 * fixinc/gnu-regex.c: Don't define `const'.
7736 Tue Aug 29 22:09:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7738 * expr.c (store_constructor): Allow variable bounds of array type.
7739 (expand_expr): Don't blow up if type is ERROR_MARK.
7740 * varasm.c (output_constructor): Don't access lower bound of array
7741 type unless need it if index is supplied (so it can be a variable
7742 if no index is supplied).
7743 Use tree_low_cst; use HOST_WIDE_INT for sizes; change BITPOS to POS.
7744 Other minor cleanups.
7746 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7748 * Makefile.in: Revamp handling of cflags to allow different WARN_CFLAGS
7749 for compilations in stage 1 and subsequent stages, respectively.
7750 * configure.in (vax): Add compiler-dependent CFLAGS for stage 1.
7751 * configure: Rebuilt.
7752 * x-vax, x-vax-gcc: Deleted.
7754 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
7756 * c-common.c (declare_function_name): Use func_id_node,
7757 function_id_node, and pretty_function_id_node. Do not make
7758 __func__ visible at file scope.
7759 * c-common.h (c_tree_index): Add CTI_FUNCTION_ID,
7760 CTI_PRETTY_FUNCTION_ID, and CTI_FUNC_ID.
7761 (function_id_node, pretty_function_id_node, func_id_node): New
7763 * c-decl.c (init_decl_processing): Initialize function_id_node,
7764 pretty_function_id_node, and func_id_node.
7765 (c_make_fname_decl): Correct comment.
7767 * tree.h (struct tree_identifier): Constify pointer member.
7769 * c-decl.c (pushdecl, implicit_decl_warning): Constify a char *.
7770 * c-pragma.h (struct weak_syms): Constify name and value members.
7771 (add_weak): Constify arguments.
7773 * calls.c (special_function_p): Constify a char *.
7774 (expand_call): Remove variable which is initialized and then
7776 * dependence.c (struct def_use, struct induction, struct subscript):
7777 Constify 'variable' member.
7778 (get_low_bound, have_induction_variable): Constify char * argument.
7779 (find_induction_variable): Add braces to avoid dangling else.
7780 (classify_dependence): Constify char * arrays.
7781 * profile.c (output_func_start_profiler): Constify a char *.
7782 * stor-layout.c (finalize_record_size): Constify a char *.
7783 * tree.c (is_attribute_p): Constify a char *.
7784 * varasm.c (add_weak, remove_from_pending_weak_list): Constify argument.
7786 * varasm.c (make_function_rtl, make_decl_rtl): Rearrange code
7787 for comprehensibility. Do not call get_identifier if we did
7788 not change the DECL_ASSEMBLER_NAME of the decl. Use alloca to
7789 create temporary string constants, not ggc_alloc_string. No
7790 need to copy result of ASM_FORMAT_PRIVATE_NAME. Use const
7791 char * to hold IDENTIFIER_POINTERs.
7793 2000-08-29 Richard Henderson <rth@cygnus.com>
7795 * config/ia64/ia64.md (muldi3): Use grfr_register_operand
7798 2000-08-29 Richard Henderson <rth@cygnus.com>
7800 * reload.c (push_secondary_reload): Allow class == reload_class
7801 if we're using a reload_in/out pattern.
7803 * config/ia64/ia64.md (reload_inti): Use a TImode scratch. Use
7804 the half that does not conflict with the reload register.
7805 (reload_outti): Likewise.
7807 2000-08-29 Kazu Hirata <kazu@hxi.com>
7809 * reload.c: Fix formatting.
7811 * stmt.c: Fix formatting.
7813 * gcc.c: Fix formatting.
7815 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
7817 * flags.h (time_report, mem_report): New global flags.
7818 * toplev.c: Define time_report and mem_report.
7819 (f_options): Add -ftime-report and -fmem-report.
7820 (compile_file): Turn on time_report if quiet_flag is off.
7821 Call ggc_print_statistics at very end if mem_report is on.
7822 * timevar.c (TIMEVAR_ENABLE): Examine time_report, not quiet_flag.
7824 * ggc-common.c (ggc_print_statistics): Rename to
7825 ggc_print_common_statistics; all callers changed. Scale
7826 quantities above 10K to kilobytes and above 10M to megabytes.
7827 * ggc-page.c (ggc_page_print_statistics): Rename to
7828 ggc_print_statistics. Report memory consumed by internal data
7829 structures for each allocation bucket. Scale quantities above
7830 10K to kilobytes and above 10M to megabytes.
7831 * ggc-simple.c: Prototype debug_ggc_tree to avoid warning.
7832 Cast PTR_KEY(p) to unsigned long in fprintf call to avoid warning.
7833 Define tally_leaves always.
7834 (ggc_print_statistics): New function.
7835 * ggc.h: Adjust for renamed functions.
7837 Wed Aug 30 00:11:42 2000 Denis Chertykov <denisc@overta.ru>
7839 * config/avr/avr.md ("*movsf","*movsi"): Pass NULL to
7840 output_movsisf instead of which_alternative.
7842 * config/avr/avr.c (output_reload_inhi): Check for NULL ponter.
7844 Tue Aug 29 22:29:58 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
7846 * config/avr/avr-protos.h: (avr_output_ascii) Removed.
7847 (avr_progmem_p): New prototype.
7848 (output_movsisf): Prototype declaration changed.
7849 (output_movqi): New prototype.
7850 (output_movhi): New prototype.
7851 (call_insn_operand): Likewise.
7852 (final_prescan_insn): Likewise.
7853 (avr_simplify_comparision_p): Likewise.
7854 (avr_normalize_condition): Likewise.
7855 (compare_eq_p): Likewise.
7856 (out_shift_with_cnt): Likewise.
7857 (const_int_pow2_p): Likewise.
7858 (output_reload_inhi): Prototype declaration changed.
7860 * config/avr/avr.c: (debug_hard_reg_set): Prototype declared.
7861 (ldi_reg_rtx): New. rtx for r31.
7862 (avr_init_stack): Initialize as "__stack".
7863 (function_prologue): Use it.
7864 Replace all TARGET_ENHANCED with AVR_ENHANCED.
7865 (avr_mcu_name): Initialize as "avr2".
7866 (avr_enhanced_p, avr_mega_p): New variables.
7867 (mcu_types, avr_override_options): Handle all known MCU types.
7868 Also handle avr1 (only preprocess, assemble and link).
7869 (print_operand): Using of `%K' in output template removed.
7870 (out_movqi_r_mr): Optimized.
7871 (out_movhi_r_mr): Likewise.
7872 (output_movqi): New function.
7873 (output_movhi): Likewise.
7874 (out_movsi_r_mr): Optimized.
7875 (output_movsisf): Compute insn length for `adjust_insn_length'
7876 (out_movqi_mr_r): Optimized.
7877 (out_movhi_mr_r): Optimized.
7878 (adjust_insn_length): Use output_movsisf, output_movqi,
7879 output_movhi for insn length adjusting.
7880 (reg_unused_after): Use dead_or_set_p.
7881 (preferred_reload_class): Now havn't any restriction.
7882 (reg_was_0): New function.
7883 (io_address_p): Likewise.
7884 (const_int_pow2_p): Likewise.
7885 (output_reload_inhi): Likewise.
7886 (output_reload_insisf): Likewise.
7888 * config/avr/avr.h (MULTILIB_DEFAULTS): Define.
7889 (LIB_SPEC): Use -lc for all supported devices.
7890 (LIBGCC_SPEC): Use -lgcc for all supported devices.
7891 (AVR_MEGA): Define as avr_mega_p.
7892 (AVR_ENHANCED): New, define as avr_enhanced_p.
7893 (TARGET_SWITCHES): Remove -menhanced, now handled by -mmcu=...
7894 (CPP_SPEC, LINK_SPEC): Handle all known MCU types.
7895 (CRT_BINUTILS_SPECS): Handle all known MCU types.
7896 Rename gcrt1-*.o to make file names unique on 8.3 filesystems.
7897 (EXTRA_SPECS): Add CPP_AVR[1-5]_SPEC.
7898 (ASM_SPEC): Pass -mmcu=... to the assembler.
7899 Change all -DAVR_* to -D__AVR_*__.
7900 (INIT_TARGET_OPTABS), config/avr/libgcc.S:
7901 Rename library functions to start with two underscores.
7902 (ASM_OUTPUT_COMMON): Outputs `.comm VAR,VAR-SIZE,1' to avoid
7904 (ASM_WEAKEN_LABEL): Declared for __attribute__((weak)).
7905 (SUPPORTS_WEAK): Likewise.
7906 (LDI_REG_REGNO): New. Register r31 will be used as temporary
7907 register for loading constants to r0-r14.
7909 * config/avr/avr.md: Replace all TARGET_ENHANCED with
7911 (*mov_r_sp): Removed. Handled by output_movhi.
7912 (*mov_sp_r): Likewise.
7913 (*mov_sp_r_no_interrupts): Likewise
7914 (*mov_sp_r_tiny): Likewise.
7915 (*movqi): Use output_movqi.
7916 (*reload_inqi): New.
7917 (*movhi): Use output_movhi.
7918 (*reload_inhi): New.
7919 (*negsi2): Optimized.
7920 (*negsf2): Likewise.
7921 Added peepholes (define_peephole2) for loading constants to r0-r14
7922 and for using `cpse' command.
7924 * config/avr/libgcc.S: Rename library functions to start with two
7926 Add support for enhanced core.
7927 (_moqhi3): Fix typo, now _modqi3.
7928 (__divsi_raw): Use __zero_reg__ as loop counter, smaller by 1 word.
7929 (__prologue_saves__): Remove test for stack adjust by 0.
7930 (__tablejump__): New.
7932 * config/avr/t-avr: Build libgcc2 with -mcall-prologues.
7933 Add multilib support.
7935 Tue Aug 29 15:17:54 EDT 2000 John Wehle (john@feith.com)
7937 * loop.c (prescan_loop): Don't check unknown_address_altered
7938 when deciding if insert_loop_mem is safe. Add BLKmode MEMs
7939 to loop_store_mems as necessary.
7940 (loop_invariant_p): Don't check unknown_address_altered
7941 or unknown_constant_address_altered.
7943 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7945 * vax.md (sltu, sgeu): Delete sltu and sgeu insn patterns.
7947 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
7949 * cpperror.c (print_file_and_line): If line is (unsigned int)-1,
7950 print just the filename.
7951 * cpplex.c (_cpp_run_directive): Add additional argument, the
7952 name to give the synthetic buffer. This defaults to
7953 translated "<command line>".
7954 * cpplib.c (cpp_define, cpp_undef, cpp_assert, cpp_unassert):
7956 (_cpp_define_builtin): New function.
7957 * cppinit.c (initialize_builtins): Use _cpp_define_builtin.
7958 * cpphash.h: Update prototypes.
7960 * tradcpp.c (main): Process -D and -U simultaneously, in the
7961 order they appeared on the command line.
7963 2000-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7965 * c-decl.c (define_label): Call warning_with_file_and_line and
7966 error_with_file_and_line instead of plain warning or error.
7968 * c-parse.in (label): Use save_filename/save_lineno to ensure
7969 correct values for calls to define_label.
7971 2000-08-29 Mark Mitchell <mark@codesourcery.com>
7973 * calls.c (expand_call): Don't create a VAR_DECL just to throw it
7975 * expr.c (expand_expr, case TARGET_EXPR): Don't call
7977 * tree.h (get_file_function_name): Remove two duplicate
7980 2000-08-28 Kazu Hirata <kazu@hxi.com>
7982 * tree.c: Fix formatting.
7984 * xcoffout.c: Fix formatting.
7986 2000-08-28 Jason Merrill <jason@redhat.com>
7988 * dwarf2out.c (attr_checksum): Also ignore DW_AT_producer.
7990 2000-08-28 Daniel Berlin <dberlin@redhat.com>
7992 * dwarf2out.c (dwarf2out_finish): Don't bother calling
7993 break_out_includes if it won't do anything.
7995 2000-08-28 Richard Henderson <rth@cygnus.com>
7997 * reload.c (push_secondary_reload): Revert 2000-08-16 change.
7998 (find_reloads): Likewise.
7999 * config/alpha/alpha.md (reload_inqi): Revert 2000-08-11 change.
8000 (reload_inhi): Likewise.
8002 2000-08-28 Richard Henderson <rth@cygnus.com>
8004 * config/i386/i386.c: Don't error on EXTRA_CONSTRAINT defined.
8005 (call_insn_operand): Don't expect a surrounding mem.
8006 (constant_call_address_operand): Likewise.
8007 * config/i386/i386.h (PREDICATE_CODES): Update.
8008 * config/i386/i386.md (call patterns): Move the match_operand
8009 for the call destination inside the mem.
8011 2000-08-28 Richard Henderson <rth@cygnus.com>
8013 * local-alloc.c (requires_inout): Don't use reserved range for
8014 EXTRA_CONSTRAINTS; use anything not matched by REG_CLASS_FROM_LETTER.
8015 * recog.c (asm_operand_ok): Likewise.
8016 (preprocess_constraints, constrain_operands): Likewise.
8017 * regclass.c (record_reg_classes): Likewise.
8018 * reload.c (find_reloads): Likewise.
8019 * reload1.c (maybe_fix_stack_asms): Likewise.
8020 (reload_cse_simplify_operands): Likewise.
8021 * stmt.c (expand_asm_operands): Likewise.
8023 * md.texi: Update constraints documentation.
8024 * tm.texi (EXTRA_CONSTRAINT): Update.
8026 2000-08-28 Daniel Berlin <dberlin@redhat.com>
8028 * dwarf2out.c (DIE_LABEL_PREFIX): Remove leading "__".
8029 (print_die): If we don't know the offset of the
8030 target die, try the symbol. Add a trailing newline.
8031 (reverse_all_dies): New fn.
8032 (dwarf2out_finish): Call it.
8033 (break_out_includes): Reorganize for clarity.
8034 (add_sibling_attributes): Don't call reverse_die_lists.
8035 (output_comp_unit): Rename from output_comdat_comp_unit. Use for
8037 * flags.h: Add flag_eliminate_dwarf2_dups.
8038 * toplev.c (f_options): Support -feliminate-dwarf2-dups.
8040 2000-08-28 Jason Merrill <jason@redhat.com>
8042 * dwarf2.h (DW_TAG_GNU_BINCL, DW_TAG_GNU_EINCL): New tags.
8043 * dwarf2out.c: #include "md5.h".
8044 (DIE_LABEL_PREFIX): New macro.
8045 (dw_val_struct): Add 'external' flag to val_die_ref.
8046 (add_AT_die_ref, AT_ref): Adjust.
8047 (AT_ref_external, set_AT_ref_external): New fns.
8048 (build_abbrev_table): Call set_AT_ref_external.
8049 (value_format): Call AT_ref_external.
8050 (die_struct): Add die_symbol field.
8051 (new_die): Clear it.
8052 (dwarf_tag_name): Handle BINCL/EINCL.
8053 (dwarf2out_start_source_file): Add BINCL DIE.
8054 (dwarf2out_end_source_file): Add EINCL DIE.
8055 (push_new_compile_unit, pop_compile_unit, clear_die_sizes): New fns.
8056 (loc_checksum, attr_checksum, die_checksum): New fns.
8057 (is_type_die, is_comdat_die, is_symbol_die): New fns.
8058 (compute_section_prefix, assign_symbol_names): New fns.
8059 (gen_internal_sym, output_die_symbol, output_symbolic_ref): New fns.
8060 (output_die): Call output_die_symbol and AT_ref_external.
8061 (output_comdat_comp_unit): New fn, split out from...
8062 (dwarf2out_finish): ...here. Also call add_sibling_attributes for
8064 (output_pubnames, output_aranges): Abort if we see entries from
8066 * toplev.h: Declare file_name_nondirectory.
8067 * toplev.c (file_name_nondirectory): New fn, moved from C++ frontend.
8068 (rest_of_type_compilation): Call dwarf2out_decl if at toplevel.
8069 (debug_start_source_file): Call dwarf2out_start_source_file
8070 regardless of debug verbosity.
8071 (debug_end_source_file): Similarly.
8072 * tree.h: Declare clean_symbol_name.
8073 * tree.c (clean_symbol_name): Split out from...
8074 (get_file_function_name_long): ...here.
8076 * dwarf2out.c (new_loc_descr): Use calloc.
8077 (splice_child_die): Remove the die from the right parent.
8078 (gen_struct_or_union_die): Don't add AT_name to a specification DIE.
8080 Mon Aug 28 19:02:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8082 * toplev.c (decode_g_option): Don't give warning for unknown -g
8083 option; return 0 instead.
8084 (main): If -g option is not recognized by front end or
8085 language-independent code, give warning.
8087 2000-08-28 Greg McGary <greg@mcgary.org>
8089 * config/i386/i386-protos.h (ix86_expand_compare): Add extern decl.
8090 * config/i386/i386.c (ix86_expand_compare): Remove `static'.
8091 * config/i386/i386.md (trap, conditional_trap): New insn & expand.
8093 2000-08-27 Greg McGary <greg@mcgary.org>
8095 * cpplex.c (parse_string): Don't look for backslash
8096 before first char in `namebuf'.
8097 * loop.c (strength_reduce): Skip NOTEs.
8099 2000-08-27 Jason Merrill <jason@redhat.com>
8101 * c-decl.c (duplicate_decls): Don't set TREE_STATIC or clear
8102 DECL_EXTERNAL on a local extern. Don't set DECL_IGNORED_P or
8103 TREE_ASM_WRITTEN, either.
8104 (finish_decl): Adjust.
8106 2000-08-28 Philipp Thomas <pthomas@suse.de>
8108 * ABOUT-GCC-NLS: Remove gettext patches from Paul Eggert as
8109 they have been incorporated into the gettext CVS. Change the text to
8110 reflect the current status of NLS. Add instructions for accessing
8111 the gettext CVS and add the patch from Martin v. Loewis.
8113 2000-08-27 Geoff Keating <geoffk@cygnus.com>
8115 * config/rs6000/rs6000.md (movdi_internal64+5): Make SUBREG-safe
8116 by using gen_lowpart_common.
8117 (movdi_internal64+6): Likewise.
8119 2000-08-26 Alexandre Oliva <aoliva@redhat.com>
8121 * tm.texi (FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION):
8124 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Remap register
8125 numbers to the ranges used by GDB.
8127 2000-08-25 Richard Henderson <rth@cygnus.com>
8129 * config/ia64/ia64.h (struct machine_function): Add n_varargs.
8130 * config/ia64/ia64.c (ia64_compute_frame_size): Use it.
8131 (ia64_expand_prologue): Likewise.
8132 (ia64_setup_incoming_varargs): Set it. Properly skip the current
8133 argument for stdargs.
8135 2000-08-25 Jason Merrill <jason@redhat.com>
8137 * integrate.c (expand_inline_function): Pull out the original decl.
8139 2000-08-25 Jim Wilson <wilson@cygnus.com>
8141 * cse.c (cse_insn): Don't pass label subtraction to force_const_mem.
8143 * function.c (gen_mem_addressof): Clear MEM_ALIAS_SET if no decl.
8145 2000-08-25 Greg McGary <greg@mcgary.org>
8147 * flow.c (dump_edge_info): Use ARRAY_SIZE.
8148 * config/alpha/alpha.c (alpha_expand_block_move): Likewise.
8150 2000-08-25 Richard Earnshaw <rearnsha@arm.com>
8152 * arm.h (STRUCT_VALUE): Define to 0, not NULL.
8154 Fri Aug 25 12:52:49 EDT 2000 John Wehle (john@feith.com)
8156 * i386.c (ix86_find_base_term): New.
8157 * i386-protos.h (ix86_find_base_term): Prototype.
8158 * i386.h (FIND_BASE_TERM): Define.
8159 * alias.c (find_base_term): Use it.
8160 * tm.texi (FIND_BASE_TERM): Document it.
8162 * alias.c (true_dependence, write_dependence_p): Unchanging
8163 memory can't conflict with non-unchanging memory.
8165 * alias.c (memrefs_conflict_p): A BLKmode reference
8166 to a symbol (or CONST_INT address) always conflicts
8167 with a reference to another symbol.
8169 2000-08-25 Joseph S. Myers <jsm28@cam.ac.uk>
8171 * c-common.c (time_char_table): Don't allow width and flags with
8174 2000-08-25 Jakub Jelinek <jakub@redhat.com>
8176 * config/i386/i386.c (ix86_expand_branch): Treat GE and GEU the same
8177 way as LT and LTU when the second operand has 0 in low word.
8179 2000-08-26 Michael Hayes <mhayes@cygnus.com>
8181 * basic-block.h (struct loop): Rename `exits' field to
8182 `exit_edges'. Add `entry_edges' and `num_entries' fields.
8184 * flow.c (flow_loop_exit_edges_find): Rename from flow_loop_exits_find.
8185 (flow_loop_entry_edges_find): Add.
8186 (flow_edge_list_print): Rename from flow_exits_print.
8187 (flow_loops_find): Call flow_loop_entry_edges_find.
8188 (flow_loop_dump): Dump entry_edges list.
8189 (flow_loops_free): Free entry_edges.
8191 2000-08-26 Michael Hayes <mhayes@cygnus.com>
8193 * loop.c (loop_dump_aux, debug_loop): New functions.
8194 (LOOP_BLOCK_NUM_1, LOOP_BLOCK_NUM, LOOP_INSN_UID): New macros.
8196 * flow.c (flow_loops_dump): Add callback parameter.
8197 (flow_loop_dump): Add callback parameter and call it. Move
8198 loop note debugging code to loop_dump_aux.
8200 * basic-block.h (flow_loop_dump): Add callback parameter
8201 (flow_loops_dump): Likewise.
8203 * toplev.c (rest_of_compilation): Add NULL callback function pointer
8204 to call to flow_loops_dump.
8206 2000-08-26 Michael Hayes <mhayes@cygnus.com>
8208 * loop.c (count_loop_regs_set): Replace start and end arguments
8209 with loop argument. All callers udated.
8211 2000-08-26 Michael Hayes <mhayes@cygnus.com>
8213 * loop.c (constant_high_bytes): Delete.
8215 2000-08-26 Michael Hayes <mhayes@cygnus.com>
8217 * loop.c (prescan_loop): Move checks for NOTE_INSN_LOOP_CONT
8218 and NOTE_INSN_LOOP_VTOP to...
8219 (find_and_verify_loops) ...here.
8221 Fri Aug 25 04:21:13 2000 Alexandre Oliva <aoliva@redhat.com>
8223 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Define default.
8224 (fini_dummy, init_dummy): Use it.
8226 Fri 25-Aug-2000 08:03:27 BST Neil Booth <NeilB@earthling.net>
8228 * cpplex.c (is_macro_disabled): Caller has already checked
8229 that we're not a preprocessed file.
8231 2000-08-24 Mark Mitchell <mark@codesourcery.com>
8233 * Makefile.in (C_AND_OBJC_OBJS): Remove c-iterate.o.
8234 (c-iterate.o): Remove target.
8235 * gcc/c-common.h (enum rid): Remove RID_ITERATOR.
8236 * gcc/c-decl.c (init_decl_processing): Remove call to init_iterators.
8237 (finish_decl): Don't handle iterators.
8238 (grokdeclarator): Likewise.
8239 * gcc/c-parse.gperf: Remove __iterator and __iterator__ keywords.
8240 * gcc/c-gperf.h: Regenerated.
8241 * gcc/c-iterate.c: Removed.
8242 * gcc/c-lex.c (init_lex): Don't handle iterators.
8243 * gcc/c-parse.in (primary): Remove pop_iterator_stack call.
8244 (compstmt_primary_start): Remove push_iterator_stack call.
8245 (stmt): Don't allow iterator statements. Replace iterator_expand
8246 with expand_expr_stmt.
8247 (all_iter_stmt): Remove.
8248 (all_iter_stmt_simple): Likewise.
8249 (all_iter_stmt_with_decl): Likewise.
8250 * gcc/c-tree.h (ITERATOR_P): Remove.
8251 (ITERATOR_BOUND_P): Likewise.
8252 (init_iterators): Remove declaration.
8253 (iterator_expand): Likewise.
8254 (iterator_for_loop_start): Likewise.
8255 (iterator_for_loop_end): Likewise.
8256 (iterator_for_loop_record): Likewise.
8257 (push_iterator_stack): Likewise.
8258 (pop_iterator_stack): Likewise.
8259 * gcc/c-typeck.c (decl_constant_value): Don't check ITERATOR_P.
8260 (readonly_warning): Likewise.
8261 * gcc/tree.h (ITERATOR_BOUND_P): Don't mention it.
8263 2000-08-24 Jim Wilson <wilson@cygnus.com>
8265 * c-common.c (decl_attributes, case A_ALIGN): Revert last change.
8266 Copy type in a TYPE_DECL, just like pushdecl does.
8268 2000-08-24 Richard Henderson <rth@cygnus.com>
8270 * toplev.c (main): Enable flag_reorder_blocks at -O2.
8272 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
8274 * ggc-page.c (alloc_page): If HAVE_MMAP_ANYWHERE and we're
8275 asked for one page, allocate GGC_QUIRE_SIZE of them and put
8276 the extras on the free list.
8277 (release_pages): Clean up.
8278 (ggc_set_mark): Don't adjust G.allocated here...
8279 (sweep_pages): ... do it here.
8281 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
8283 * cppfiles.c (read_include_file): Rearrange initializations.
8285 2000-08-24 Richard Henderson <rth@cygnus.com>
8287 * stmt.c (expand_asm_operands): Treat EXTRA_CONSTRAINT like g or X.
8289 * config/ia64/ia64-protos.h: Update.
8290 * config/ia64/ia64.c (gr_register_operand): New.
8291 (fr_register_operand, grfr_register_operand): New.
8292 (gr_nonimmediate_operand, grfr_nonimmediate_operand): New.
8293 (grfr_reg_or_8bit_operand): New.
8294 (gr_reg_or_0_operand): Rename from reg_or_0_operand and
8295 use gr_register_operand.
8296 (gr_reg_or_5bit_operand, gr_reg_or_6bit_operand): Likewise.
8297 (gr_reg_or_8bit_operand, gr_reg_or_8bit_adjusted_operand): Likewise.
8298 (gr_reg_or_8bit_and_adjusted_operand): Likewise.
8299 (gr_reg_or_14bit_operand, gr_reg_or_22bit_operand): Likewise.
8300 (fr_reg_or_fp01_operand): Likewise.
8301 (not_postinc_memory_operand): New.
8302 (ia64_split_timode): Remove unused variables.
8303 (rtx_needs_barrier): Check arguments to cmpxchg.
8304 (builtin_description): Remove.
8305 (bdesc_2argsi, bdesc_2argdi): Remove.
8306 (ia64_init_builtins): Declare all builtins directly.
8307 (ia64_expand_fetch_and_op): Rewrite to be called from
8308 ia64_expand_builtin directly. Use expand_binop and co.
8309 (ia64_expand_op_and_fetch): Likewise.
8310 (ia64_expand_compare_and_swap): Likewise.
8311 (ia64_expand_binop_builtin): Remove.
8312 (ia64_expand_lock_test_and_set): New.
8313 (ia64_expand_lock_release): New.
8314 (ia64_expand_builtin): Use them.
8315 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_S): New.
8316 (EXTRA_CONSTRAINT): Use it.
8317 (PREDICATE_CODES): Update.
8318 * config/ia64/ia64.md (*): Use gr_register_operand and co.
8319 (mf): Indicate that we set memory as well as use it.
8320 (fetchadd_acq_si): Show memory being modified as well.
8321 (fetchadd_acq_di, cmpxchg_acq_si, cmpxchg_acq_di): Likewise.
8322 (val_compare_and_swap_si, val_compare_and_swap_di): Remove.
8323 (lock_test_and_set_si, lock_test_and_set_di): Remove.
8324 (fetch_and_add_si, fetch_and_sub_si, fetch_and_or_si): Remove.
8325 (fetch_and_and_si, fetch_and_xor_si, fetch_and_nand_si): Remove.
8326 (fetch_and_add_di, fetch_and_sub_di, fetch_and_or_di): Remove.
8327 (fetch_and_and_di, fetch_and_xor_di, fetch_and_nand_di): Remove.
8328 (add_and_fetch_di, sub_and_fetch_di, or_and_fetch_di): Remove.
8329 (and_and_fetch_di, xor_and_fetch_di, nand_and_fetch_di): Remove.
8330 (add_and_fetch_si, sub_and_fetch_si, or_and_fetch_si): Remove.
8331 (and_and_fetch_si, xor_and_fetch_si, nand_and_fetch_si): Remove.
8332 * config/ia64/ia64intrin.h (*): Cast result to the appropriate
8333 return type. Pretty print definitions.
8335 2000-08-24 Jim Wilson <wilson@cygnus.com>
8337 * config/ia64/ia64.md (movdi): Don't call gen_movdi_symbolic if
8338 we have a SYMBOL_REF with SYMBOL_REF_FLAG set.
8340 2000-08-24 Jason Merrill <jason@redhat.com>
8342 * dwarf2out.c (AT_flag, AT_int, AT_unsigned, AT_string, AT_ref,
8343 AT_loc, AT_addr, AT_lbl): Abort on unsuitable input.
8344 (get_AT_low_pc, get_AT_hi_pc, get_AT_string, get_AT_flag,
8345 get_AT_unsigned, get_AT_ref): Don't call them if get_AT fails.
8347 2000-08-24 Greg McGary <greg@mcgary.org>
8349 * optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab,
8350 and extendtab within their proper array boundaries.
8351 * emit-rtl.c (init_emit_once): Pass `const_tiny_rtx' with bounds
8352 for the entire array.
8354 * config/arm/arm.c (arm_override_options): Use ARRAY_SIZE.
8355 * config/alpha/alpha.c (alpha_lookup_xfloating_lib_func): Likewise.
8356 * config/avr/avr.c (order_regs_for_local_alloc): Likewise.
8357 * config/fr30/fr30.c (fr30_print_operand): Likewise.
8358 * config/i386/dgux.c (output_options): Likewise.
8359 * config/i386/dgux.h (ASM_FILE_START): Likewise.
8360 * config/m88k/m88k.c (output_options): Likewise.
8361 * config/m88k/m88k.h (ASM_FILE_START): Likewise.
8362 * config/mcore/mcore.c (mcore_output_inline_const_forced,
8363 layout_mcore_frame, handle_structs_in_regs): Likewise.
8364 * config/mips/mips.c (output_block_move): Likewise.
8365 * config/rs6000/rs6000.c (rs6000_override_options,
8366 rs6000_file_start): Likewise.
8367 * config/sparc/sparc.c (sparc_add_gc_roots): Likewise.
8368 * fixinc/fixfixes.c (FIX_TABLE_CT): Likewise.
8369 * fixinc/fixtests.c (TEST_TABLE_CT): Likewise.
8370 * builtins.c (expand_builtin_setjmp): Likewise.
8371 * expr.c (safe_from_p): Likewise.
8372 * flow.c (life_analysis): Likewise.
8373 * fold-const.c (size_int_type_wide): Likewise.
8374 * gcc.c (translate_options, init_spec, set_spec, main): Likewise.
8375 * genattrtab.c (make_length_attrs): Likewise.
8376 * genopinit.c (gen_insn): Likewise.
8377 * genrecog.c (NUM_KNOWN_PREDS, NUM_SPECIAL_MODE_PREDS): Likewise.
8378 * global.c (global_alloc): Likewise.
8379 * local-alloc.c (find_free_reg): Likewise.
8380 * mips-tdump.c (print_symbol): Likewise.
8381 * mips-tfile.c (parse_def, parse_input): Likewise.
8382 * reload1.c (NUM_ELIMINABLE_REGS): Likewise.
8383 * stmt.c (expand_nl_goto_receiver): Likewise.
8384 * stor-layout.c (set_sizetype): Likewise.
8385 * varasm.c (decode_reg_name): Likewise.
8386 * toplev.c (decode_f_option, decode_W_option,
8387 set_target_switch, print_switch_values): Likewise.
8388 (NUM_ELEM): Remove macro.
8389 (display_help, main): s/NUM_ELEM/ARRAY_SIZE/
8391 2000-08-24 Greg McGary <greg@mcgary.org>
8393 * tree.h (enum tree_index): New member `TI_MAIN_IDENTIFIER'.
8394 (MAIN_NAME_P, main_identifier_node): New macros.
8395 * c-common.c (c_common_nodes_and_builtins): Init main_identifier_node.
8396 * c-decl.c (start_decl, grokdeclarator, start_function,
8397 store_parm_decls, finish_function): Use MAIN_NAME_P.
8398 * config/avr/avr.c (function_prologue, function_epilogue): Likewise.
8399 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
8400 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
8401 * config/pdp11/pdp11.c (output_function_prologue): Likewise.
8403 2000-08-24 Greg McGary <greg@mcgary.org>
8405 * cppfiles.c (actual_directory): Don't write beyond `dir'
8406 when it contains "".
8407 * real.c (asctoeg): Stay within bounds of etens[][].
8409 2000-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8411 * dependence.c (dependence_string, direction_string,
8412 dump_one_node, dump_node_dependence): Hide unused identifiers.
8413 (get_low_bound, normalize_coefficients): Match definition to
8415 (get_one_coefficient): Initialize variables `value0_is_idx' and
8417 (ziv_test, gcd_test): Mark parameters with ATTRIBUTE_UNUSED.
8418 (ziv_test): Delete variable `idx', use parameter `sub' instead.
8419 (direction_merge): Avoid automatic aggregate initialization.
8420 (have_dependence_p): Use `src' not `dest' to set `src_idx'.
8421 Initialize variables `dest_idx' and `src_idx'.
8422 (end_dependence_analysis): Avoid C89 style function definition.
8424 2000-08-24 Joseph S. Myers <jsm28@cam.ac.uk>
8426 * c-common.c (time_char_table): Don't allow width with %F.
8427 (check_format_info): Don't allow "Z" length with scanf.
8429 2000-08-24 Gabriel Dos Reis <gdr@codesourcery.com>
8431 * diagnostic.c (finish_diagnostic): Define.
8432 (output_do_printf): Use wrap_text instead of output_add_string.
8433 (default_print_error_function): Avoid embedded '\n'.
8435 * diagnostic.h (flush_diagnostic_buffer): Declare.
8437 2000-08-23 Alexandre Oliva <aoliva@redhat.com>
8439 * dependence.c: Replace `[][]' with `[][MAX_SUBSCRIPTS]'.
8441 2000-08-23 Hans-Peter Nilsson <hp@axis.com>
8443 * Makefile.in (GCC_PASSES): Add specs.
8445 2000-08-23 Jim Wilson <wilson@cygnus.com>
8447 * frame.h (IA64_UNW_EHANDLER, IA64_UNW_UHANDLER): New.
8448 * config/ia64/frame-ia64.c (__get_personality): Return zero if neither
8449 EHANDLER nor UHANDLER bit is set.
8450 (__get_except_table): Likewise.
8452 2000-08-23 Nick Clifton <nickc@redhat.com>
8454 * config/arm/lib1funcs.asm: Replace upper case condition codes
8455 with lower case versions.
8457 * config/arm/arm.h (STRUCT_VALUE): Define.
8458 (STRUCT_VALUE_REGNUM): Delete.
8460 2000-08-23 Zack Weinberg <zack@wolery.cumb.org>
8462 * cpphash.h (IN_I): New flag for directive table.
8463 * cpplib.c (DIRECTIVE_TABLE): Mark #define, #undef, #ident, and
8465 (_cpp_check_directive): If -fpreprocessed, execute directives
8466 marked with IN_I. Issue no warnings in this case.
8467 * cpplex.c (_cpp_get_token): Expand no macros if -fpreprocessed.
8469 2000-08-23 Joseph S. Myers <jsm28@cam.ac.uk>
8471 * c-common.c (print_char_table): Allow 'I' flag with %d, %i and
8473 (check_format_info): Support printf 'I' flag; warn about it with
8476 2000-08-23 Richard Earnshaw (rearnsha@arm.com)
8478 * arm.c (arm_expand_prologue): Ensure that the stack-adjustment
8479 barrier can't be ignored by the alias analysis code.
8481 2000-08-12 Eli Zaretskii <eliz@is.elta.co.il>
8483 * fixinc/inclhack.def (sysv68_string): Fix the Sed script so it
8484 works inside fixincl.
8486 Wed Aug 23 04:55:48 2000 Alexandre Oliva <aoliva@redhat.com>
8488 * simplify-rtx.c (simplify_rtx): Don't pass VOIDmode to
8489 simplify_relational_operation() unless both operands are of
8491 * cse.c (fold_rtx): Likewise.
8493 Tue Aug 22 23:53:27 EDT 2000 John Wehle (john@feith.com)
8495 * rtlanal.c (rtx_unstable_p): The pic register is stable
8496 (within one function) and the actual rtx should be used
8497 when checking the registers.
8498 (rtx_addr_can_trap_p): Pic memory addresses can't trap.
8500 * alias.c (true_dependence, write_dependence_p): Fix
8501 bug in previous patch.
8503 * i386.c (ix86_GOT_alias_set): New.
8504 (legitimize_pic_address): Use it.
8506 * rtlanal.c (rtx_unstable_p): An unchanging MEM is
8507 only stable if its address is stable.
8508 (rtx_varies_p): An unchanging MEM can't vary if
8509 its address doesn't vary.
8511 2000-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8513 * c-parse.in (unop +): Restrict -Wtraditional warnings to user code.
8515 2000-08-22 J. David Anglin <dave@hiauly1.hia.nrc.ca>
8517 * vax.h (ASM_SPEC): Pass `-J' to assembler.
8518 * x-vax-gcc: New file for bootstrapping with gcc.
8519 * x-vax: Use X_CFLAGS rather than X_CPPFLAGS to pass `-J'.
8520 * configure.in: Use x-vax-gcc with gcc.
8521 * configure: Rebuilt.
8523 Tue Aug 22 21:21:05 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
8525 * toplev.c (rest_of_compilation): Rebuild label notes after
8526 post-reload splitting pass if new labels have been created.
8528 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
8530 * diagnostic.h (output_buffer_state): New macro.
8531 * diagnostic.c (diagnostic_for_decl, sorry,
8532 default_print_error_function, output_do_verbatim,
8533 report_diagnostic, report_problematic_module): Use it.
8535 (output_format): Use wrap_text instead of maybe_wrap_text.
8537 2000-08-22 Nick Clifton <nickc@redhat.com>
8539 * config/arm/lib1funcs.asm (ARM_DIV_MOD_BODY): New macro.
8540 Common code for ARM divide and modulus functions.
8541 (THUMB_DIV_MOD_BODY): New macro. Thumb equivalent of
8543 (FUNC_END): New macro: Common code at the end of the division and
8545 (THUMB_FUNCTION_START): New macro: Common code at the start of
8547 (__divsi3, __udivsi3, __modsi3, __umodsi3): Use new macros.
8549 Tue Aug 22 20:34:52 2000 Kaz Kojima <kkojima@rr.iij4u.or.jp>
8551 * config/sh/sh.md (cmpeqdi_t splitter): Fix a reverse testing.
8553 * config/sh/sh.c (prepare_scc_operands): Apply force_reg to
8554 sh_compare_op1 when the mode is DImode and sh_compare_op1 isn't
8557 2000-08-22 Nick Clifton <nickc@redhat.com>
8559 * config/arm/lib1funcs.asm (__umodsi3): Before performing any
8560 restorative additions, test for bottom bits of IP being set,
8561 rather than relying upon the RORs not matching.
8564 2000-08-22 David Edelsohn <edelsohn@gnu.org>
8566 * aix.h (ASM_DECLARE_FUNCTION_NAME): Call named_section() or
8567 text_section() as appropriate instead of emitting text csect
8569 (TEXT_SECTION_ASM_OP): Only require default 32-bit alignment.
8570 (UNIQUE_SECTION): Define macro.
8571 (ASM_OUTPUT_SECTION_NAME): Define macro.
8572 * rs6000.c (rs6000_override_options): Disable -ffunction-sections
8573 on AIX if debugging and -fdata-sections always.
8575 2000-08-22 Steven King <sxking@uswest.net>
8577 * config/float-i386.h (LDBL_EPSILON): Remove __convert_long_double
8579 (LDBL_MAX): Same here.
8581 2000-08-22 Richard Henderson <rth@cygnus.com>
8583 * flow.c (tidy_fallthru_edge): Update b->end properly.
8585 2000-08-22 Stan Cox <scox@redhat.com>
8587 * Makefile.in (OBJS): Add dependence.o.
8588 * dependence.c: New file.
8590 2000-08-22 Alexandre Oliva <aoliva@redhat.com>, John David Anglin <dave.anglin@nrc.ca>
8592 * calls.c (check_sibcall_argument_overlap_1): Adjust for
8594 (check_sibcall_argument_overlap): Likewise.
8596 2000-08-22 Alexandre Oliva <aoliva@redhat.com>
8598 * invoke.texi (SH Options): Document -m4-nofpu,
8599 -m4-single-only, -m4-single, -m4, -mbigtable, -mfmovd,
8600 -mhitachi, -mnomacsave, -misize, -mpadstruct, -mspace.
8602 2000-08-22 Joseph S. Myers <jsm28@cam.ac.uk>
8604 * c-common.c (check_format_info): Give the 'some locales' warning
8605 for strftime %Ey rather than the unconditional 'only last 2 digits
8608 2000-08-22 Richard Henderson <rth@cygnus.com>
8610 * alias.c (init_alias_analysis): Do not register
8611 struct_value_incoming_rtx or static_chain_rtx as pointing
8614 Tue Aug 22 01:44:43 2000 Jeffrey A Law (law@cygnus.com)
8616 * protoize.c (munge_compile_params): Fix typo and formatting buglets.
8618 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
8620 * diagnostic.h (report_problematic_module): Declare.
8621 * diagnostic.c (report_problematic_module): New function.
8622 (report_error_function): Tweak.
8624 Tue Aug 22 02:31:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8626 * stmt.c (expand_goto_internal, fixup_gotos): Only check
8627 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
8629 2000-08-21 Richard Henderson <rth@cygnus.com>
8631 * flow.c (calculate_global_regs_live): Mark frame pointer live
8632 everywhere before reload.
8634 2000-08-21 Jim Wilson <wilson@cygnus.com>
8636 * real.c (ereal_from_int, ereal_from_uint, significand_size): Handle
8637 INTEL_EXTENDED_IEEE_FORMAT.
8638 (toe64): Delete INTEL_EXTENDED_IEEE_FORMAT support. Unconditionally
8639 clear last two bytes of output FP value.
8641 2000-08-21 Graham Stott <grahams@cygnus.co.uk>
8643 * config/ia64/ia64.h (REDO_SECTION_INFO_P): Change decl to DECL.
8645 2000-08-21 Jakub Jelinek <jakub@redhat.com>
8647 * unroll.c (loop_find_equiv_value): If ret is modified between
8648 insn and loop_start, ret might not be equivalent to reg.
8650 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
8652 * c-common.c (init_dollar_format_checking,
8653 maybe_read_dollar_number, finish_dollar_format_checking): New
8655 (dollar_arguments_used, dollar_arguments_count,
8656 dollar_first_arg_num, dollar_max_arg_used, dollar_format_warned):
8658 (check_format_info): Support $ formats for scanf and printf width
8659 and precision. Always increment format_chars to advance past the
8660 '*' of precision, not just when the format parameters are
8663 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8665 * mips.c (block_move_loop, expand_block_move,
8666 function_arg_partial_nregs, save_restore_insns, function_prologue,
8667 mips_expand_prologue, RA_MASK): Avoid using the `U' integer
8669 (function_arg_advance, function_arg): Match argument to format
8672 2000-08-21 Nix <nix@esperi.demon.co.uk>
8674 * gcc.c (do_spec_1): Implement %j spec flag.
8675 Remove dead comment.
8677 * gcc.texi (The Configuration File): Document HOST_BIT_BUCKET.
8678 * system.h (HOST_BIT_BUCKET): Default to "/dev/null".
8679 * config/i386/xm-dos.h (HOST_BIT_BUCKET): Define as "NUL".
8680 * config/i386/xm-os2.h, config/winnt/winnt.h: Likewise.
8682 * protoize.c (munge_compile_params): Use HOST_BIT_BUCKET (if
8683 writable) instead of hardcoded value.
8685 * toplev.c (compile_file): Output to a file even if -fsyntax-only.
8687 * gcc.c, config/i386/xm-dos.h, config/i386/xm-os2.h: Kill
8690 * gcc.c (cc1_options): Do not process -o or run the assembler if
8692 * objc/lang-spec.h: Likewise.
8694 2000-08-21 Eli Zaretskii <eliz@is.elta.co.il>
8696 * fixinc/fixincl.c (fix_with_system): Pipe the output of
8697 "external" fixes through `cat', to avoid truncating the input
8698 file by redirection.
8700 2000-08-21 Jakub Jelinek <jakub@redhat.com>
8702 * config/i386/i386.md (lea_general_1): Copy insn condition to split
8704 (lea_general_2, lea_general_3): Likewise.
8706 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8708 * c-decl.c (duplicate_decls, define_label): Restrict -Wtraditional
8709 warnings to user code.
8711 * c-lex.c (readescape, yylex): Likewise.
8713 * c-typeck.c (store_init_value, process_init_element): Likewise
8714 (c_expand_start_case): Format.
8716 2000-08-18 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
8718 * mips/linux.h (LINK_SPEC): Use %(endian_spec).
8720 * mips/mips.h: Change LINKER_ENDIAN_SPEC to ENDIAN_SPEC
8721 and linker_endian_spec to endian_spec.
8722 (ENDIAN_SPEC): Add %{EB} and %{EL}.
8723 (LINK_SPEC): Remove %{EB} and %{EL}.
8724 (ASM_SPEC): Likewise. Use %(endian_spec).
8726 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
8728 * c-tree.h (flag_hosted): Move declaration from here...
8729 * c-common.h (flag_hosted): ... to here.
8730 (flag_noniso_default_format_attributes): New declaration.
8731 * c-decl.c (flag_noniso_default_format_attributes): New variable.
8732 (c_decode_option): Set it appropriately for options choosing
8733 language standard variant.
8734 * c-common.c (init_function_format_info): Only provide default
8735 format attributes if flag_hosted. Only provide the gettext
8736 formats if flag_noniso_default_format_attributes. Update
8738 (check_format_info): Disable treatment of %a as a scanf flag in
8741 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
8743 * c-common.c (scan_char_table): Add 'w' to flags for all formats
8745 (check_format_info): Set 'wide' for scanf format widths. Warn for
8746 a zero scanf width. Make the check for writing into a constant
8747 object at the first level of indirection; at later levels, warn if
8748 any type qualifiers are encountered.
8750 Mon Aug 21 07:41:12 2000 Jeffrey A Law (law@cygnus.com)
8752 * reload.c (reload_inner_reg_of_subreg): New function broken out of
8754 (push_reload): Use reload_inner_reg_of_subreg.
8755 (combine_reloads): Do not combine reloads if the input reload
8756 is a SUBREG in which the inner part will need reloading.
8758 * global.c (global_alloc): Avoid passing dumpfile argument to
8760 * toplev.c (rest_of_compilation): Likewise.
8761 * reload.h (reload): Remove dumpfile argument. Callers changed.
8762 (debug_reload, debug_reload_to_stream): Move prototypes here.
8763 * rtl.h (reload): Remove dumpfile argument.
8764 * reload.c (debug_reload): Remove prototype.
8765 (debug_reload_to_stream): Likewise.
8766 * reload1.c: Avoid passing dumpfile around, rely on rtl_dump_file
8769 2000-08-21 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8771 * diagnostic.c (context_as_prefix): Export.
8772 (need_error_newline): Remove.
8773 (lang_diagnostic_starter, lang_diagnostic_finalizer): New objects.
8774 (error_module_changed, record_last_error_module,
8775 error_function_changed, record_last_error_function): New functions.
8776 (initialize_diagnostics): Default intialize
8777 lang_diagnostic_starter, lang_diagnostic_finalizer.
8778 (init_output_buffer): Tweak.
8779 (file_name_as_prefix): New function.
8780 (announce_function, default_print_error_function,
8781 report_error_function, set_diagnostic_context): Tweak.
8783 2000-08-21 Richard Earnshaw <rearnsha@arm.com>
8785 * flow.c (init_propagate_block_info): Handle SUBREG in a jump
8786 condition expression.
8788 2000-08-20 Richard Henderson <rth@cygnus.com>
8790 * flow.c (merge_blocks_nomove): Don't seek back past the bb note.
8792 2000-08-20 Zack Weinberg <zack@wolery.cumb.org>
8794 * cppinit.c (cpp_init): Set global flag when called.
8795 (cpp_reader_init): Bomb out if cpp_init hasn't been called.
8797 Sun Aug 20 01:41:35 2000 Dennis Chernoivanov <cdi@sparc.spb.su>
8799 * cpplex.c (cpp_scan_buffer): Move `output_line_command' just
8800 before `process_directive' so that newlines won't be missed
8802 (cpp_printf): Increment `print->lineno' when newline is emitted.
8804 * cppmain.c (cb_ident): Likewise.
8805 (cb_define): Likewise.
8806 (cb_undef): Likewise.
8807 (cb_include): Likewise.
8808 (cb_def_pragma): Likewise.
8809 (dump_macros_helper): Likewise.
8811 2000-08-20 Richard Henderson <rth@cygnus.com>
8813 * config/ia64/ia64.c (emit_insn_group_barriers): Stop if ar.lc
8814 assigned before a loop.
8816 * config/ia64/ia64.md (ashlsi3): Zero extend the shift count.
8817 (ashrsi3, lshrsi3): Likewise.
8819 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
8821 * c-lang.c: #include diagnostic.h
8822 (c_tree_printer): New function.
8823 (lang_init): Initialize lang_printer.
8825 * Makefile.in (c-lang.o): Depends on diagnostic.h
8827 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
8829 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic.
8831 * diagnostic.c (default_diagnostic_starter,
8832 default_diagnostic_finalizer): New functions.
8833 (diagnostic_for_asm, diagnostic_for_decl): Tweak.
8834 (pedwarn, pedwarn_with_file_and_line, error,
8835 error_with_file_and_line, fatal, warning,
8836 warning_with_file_and_line): Adjust call to report_diagnostic.
8837 (report_diagnostic): Rework.
8838 (set_diagnostic_context): New function.
8840 * diagnostic.h (struct diagnostic_context): New data structure.
8841 (diagnostic_message, diagnostic_argument_list,
8842 diagnostic_file_location, diagnostic_line_location,
8843 diagnostic_is_warning, diagnostic_starter, diagnostic_finalizer,
8844 diagnostic_finalizer, diagnostic_auxiliary_data): New macros.
8845 (set_diagnostic_context): Declare.
8846 (report_diagnostic): Change prototype.
8848 Sun 20-Aug-2000 09:25:45 BST Neil Booth <NeilB@earthling.net>
8850 * fix-header.c (main): Initialize cpplib.
8852 2000-08-19 Michael Meissner <meissner@redhat.com>
8854 * ifcvt.c (find_if_block): Do not assume that a THEN block has any
8855 instructions in it before checking for indirect jumps.
8857 * ifcvt.c (find_if_block): Do not consider a THEN block that ends
8858 in a indirect jump as a potential for conditional execution.
8860 * d30v.h (d30v_init_expanders): Don't declare here.
8861 * d30v-protos.h (d30v_init_expanders): Declare here with a valid
8864 Sat 19-Aug-2000 21:11:45 BST Neil Booth <NeilB@earthling.net>
8866 * cpp.texi: Add @section for assertions.
8868 Sat Aug 19 12:37:08 EDT 2000 John Wehle (john@feith.com)
8870 * loop.c (scan_loop): Use CONST_CALL_P instead of
8871 checking for REG_LIBCALL / REG_RETVAL.
8873 Sat Aug 19 09:18:47 2000 Jeffrey A Law (law@cygnus.com)
8875 * reload1.c (reload_as_needed): Accept dumpfile argument,
8876 pass it to emit_reload_insns.
8877 (emit_reload_insns): Add new dumpfile argument. If non-null
8878 then dump the reloads for each insn into the dumpfile.
8879 (reload): Pass dumpfile to reload_as_needed.
8881 * invoke.texi: Clean up linux-gnu vs linux comments.
8883 2000-08-19 Richard Henderson <rth@cygnus.com>
8885 * config/ia64/ia64.c (reg_or_5bit_operand): New.
8886 (ia64_depz_field_mask): New.
8887 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_R): New.
8888 (PREDICATE_CODES): Update.
8889 * config/ia64/ia64.md: Update commentary.
8890 (depz_internal): New.
8891 (ashlsi3): Implement directly.
8892 (ashrsi3, lshrsi3): Simplify; rely on extv and extzv for constants.
8893 (ashldi3): Use shladd.
8894 * config/ia64/ia64-protos.h: Update.
8896 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
8898 * toplev.c (independent_decode_option): Always process -g.
8899 Remove third argument, now unused. Adjust caller to match.
8901 2000-08-18 Richard Henderson <rth@cygnus.com>
8903 * combine.c (make_compound_operation): Break after creating
8906 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
8908 * cpplib.c (cpp_register_pragma_space): Just return if the
8909 namespace is already registered.
8911 2000-08-18 Ray Essick <essick@ddna.labs.mot.com> & Nick Clifton <nickc@redhat.com>
8913 * config/mcore/mcore.md (rotlsi3): Allow allow rotations by a
8914 constant amount. Do not generate ROTL instruction.
8916 Fri Aug 18 16:22:20 2000 Alexandre Oliva <aoliva@redhat.com>
8918 * config/sh/elf.h: Do not include sh/sh.h.
8919 * config/sh/rtems.h: Likewise.
8920 * config/sh/rtemself.h: Do not include sh/elf.h.
8921 * configure.in: Get them included with `tm_file's.
8922 * configure: Rebuilt.
8924 * config/sh/sh.md (fpu_switch0, fpu_switch1): Simplify.
8925 * config/sh/sh.c (fpscr_set_from_mem): Use them.
8927 Fri Aug 18 14:23:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8929 * stor-layout.c (compute_record_type): Don't use mode of single
8930 field as mode of record if not integer mode of same type.
8932 * regmove.c (perhaps_ends_bb_p): New function.
8933 (optimize_reg_copy_1, optimize_reg_copy_2): Call it.
8934 (optimize_reg_copy_3, fixup_match_2, regmove_optimize): Likewise.
8935 (fixup_match_1): Likewise.
8936 (fixup_match_1, combine_stack_adjustments_for_block): Add casts to
8937 avoid signed/unsigned warnings.
8939 * function.c (fixup_var_refs_1, case MEM): Update CODE after
8942 Fri 18-Aug-2000 18:33:45 BST Neil Booth <NeilB@earthling.net>
8944 * cpphash.h: Use HAVE_DESIGNATED_INITIALIZERS.
8945 (_cpp_trigraph_map): Declaration moved from cpplex.c
8947 * cppinit.c: Define _cpp_trigraph_map. Use UCHAR_MAX + 1
8948 instead of 256. Use consistent test for designated initializers.
8949 (cpp_init): Initialize trigraph_map.
8950 (initialize_standard_includes, parse_option): Use memcmp
8953 * cpplex.c (init_trigraph_map): Remove.
8954 (trigraph_ok, trigraph_replace, lex_line): Refer to
8957 * cpplib.c (str_match, WARNING, ERROR, ICE): Delete.
8958 (do_unassert): Remove unused "next" local.
8960 * system.h (HAVE_DESIGNATED_INITIALIZERS): New prototype.
8962 2000-08-18 Emmanuel Marty <emarty@suntech.fr>
8964 * arm/lib1funcs.asm (_umodsi3 THUMB VARIANT): Restore deleted return
8967 2000-08-17 Richard Henderson <rth@cygnus.com>
8969 * config/ia64/ia64.c (spill_restore_mem): Handle emitting
8970 the first insn in a sequence.
8972 Thu Aug 17 22:40:05 EDT 2000 John Wehle (john@feith.com)
8974 * alias.c (true_dependence, write_dependence_p): A read
8975 involving a label_ref or the constant pool doesn't create
8978 * rtl.h (unchanging): Improve documentation.
8980 2000-08-17 Rodney Brown <RodneyBrown@mynd.com>
8982 * cse.c (insert_regs): Remove unused `regno'.
8984 2000-08-17 Neil Booth <NeilB@earthling.net>
8986 * (cppinit.c) merge_include_chains: Use remove_dup_dir,
8987 remove_dup_dirs. If qtail == brack, remove brack not
8989 (remove_dup_dir, remove_dup_dirs): New functions.
8991 2000-08-17 Neil Booth <NeilB@earthling.net>
8993 * cppinit.c (cpp_cleanup): Free include dir chains.
8994 * cpplib.c (do_undef): Let _cpp_free_definition make the node void.
8995 (do_unassert): Free the assert with _cpp_free_definition.
8996 * cppmacro.c (_cpp_free_definition): Free memory allocated for
8997 assertions. Make the node a T_VOID node.
8999 2000-08-17 Neil Booth <NeilB@earthling.net>
9001 * cppinit.c (path_include, append_include_chain):
9002 Remove 2nd parameter (struct cpp_pending *).
9003 (path_include, initialize_standard_includes, cpp_handle_option):
9004 Update callers appropriately.
9005 (cpp_handle_option): Use pend.
9007 2000-08-17 Neil Booth <NeilB@earthling.net>
9009 * cppinit.c (sort_options): Remove, put functionality in
9012 (initialize_builtins): Free memory.
9013 (cpp_start_read): Move init_IStable to cpp_init.
9015 * cpplib.h (cpp_init): New prototype.
9016 * cppmain.c (main): Call cpp_init.
9018 Thu Aug 17 13:20:32 EDT 2000 John Wehle (john@feith.com)
9020 * rtlanal.c (rtx_unstable_p): Use CONSTANT_P.
9021 (rtx_unstable_p, rtx_varies_p): Process vectors.
9023 2000-08-16 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
9025 * config/sh/lib1funcs.asm (GLOBAL): Define. Use for all
9026 references to GLOBAL symbols. Use LOCAL where appropriate.
9028 2000-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9030 * configure.in (*-ibm-aix4.[12]*): Delete test for gnu ld. Always
9031 use t-aix41 when host == target.
9033 2000-08-16 Richard Henderson <rth@cygnus.com>
9035 * reload.c (push_secondary_reload): Revert last change.
9036 If we use a reload_in/out pattern, make the when the same
9037 as the primary reload.
9038 (find_reloads): Likewise.
9040 2000-08-16 Manfred Hollstein <manfredh@redhat.com>
9042 * configure.in (libstdcxx-v3): Fix test.
9043 * configure: Regenerate.
9045 Wed Aug 16 08:10:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9047 * calls.c (calls_function_1, expand_call): Only test
9048 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
9049 * function.c (thread_prologue_and_epilogue_insns): Likewise.
9051 2000-08-16 Richard Henderson <rth@cygnus.com>
9053 * combine.c (simplify_shift_const): Revert previous two
9054 changes. If SHIFT_COUNT_TRUNCATED, crop the shift count
9055 before the main loop.
9057 2000-08-15 Richard Henderson <rth@cygnus.com>
9059 * combine.c (simplify_shift_const): Bound shift count when
9062 Tue Aug 15 17:33:05 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9064 * calls.c (ECF_SP_DEPRESSED): New macro.
9065 (calls_function_1): Treat calling sp-depressed function as alloca.
9066 (emit_call_1): Don't adjust SP if calling sp-depressed function.
9067 (expand_call): Set ECF_SP_DEPRESSED if TYPE_RETURNS_STACK_DEPRESSED.
9068 If sp-depressed, ensure block saves and restores SP.
9069 * fold-const.c (extract_muldiv): Only check TYPE_IS_SIZETYPE
9071 * function.c (keep_stack_depressed): New function.
9072 (thread_prologue_and_epilogue_insns): Call it.
9073 * print-tree.c (print_node): Use HOST_WIDE_INT_PRINT_UNSIGNED
9074 to print DECL_OFFSET_ALIGN.
9075 Print no-force-blk and transparent-union flags properly.
9076 * stmt.c (expand_goto_internal): Don't restore stack if last block
9077 and function returns with sp depressed.
9078 (fixup_gotos): Likewise.
9079 (save_stack_pointer): New function, from code in expand_decl.
9080 (expand_decl): Call new function.
9081 * tree.h (TYPE_IS_SIZETYPE): Call INTEGER_TYPE_CHECK.
9082 (TYPE_RETURNS_STACK_DEPRESSED): New macro.
9083 (save_stack_pointer): New declaration.
9085 * diagnostic.c (fatal_function): New variable.
9086 (set_fatal_function): New function.
9088 * diagnostic.h (set_fatal_function): New declaration.
9090 2000-08-15 William Cohen <wcohen@redhat.com>
9092 * config/sh/elf.h (DWARF2_DEBUGGING_INFO): Defined.
9093 (PREFERRED_DEBUGGING_TYPE): Set to dwarf2 info.
9094 (DWARF2_ASM_LINE_DEBUG_INFO): Defined.
9096 2000-08-15 Richard Henderson <rth@cygnus.com>
9098 * flow.c (mark_used_reg): Set reg_cond_reg appropriately.
9100 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
9102 * arm.c (arm_function_ok_for_sibcall): New function.
9103 * arm.h (FUNCTION_OK_FOR_SIBCALL): Define.
9104 * arm.md (call expanders): Don't check here for calls that can't
9107 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
9109 * arm.md (splits generating cond_exec): Disable.
9111 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
9113 * arm/linux-elf.h (text_section): Delete declaration.
9115 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
9117 ARM support for unordered FP operations.
9118 * arm-protos.h (arm_comparison_operator): Declare.
9119 * arm.c (arm_comparison_operator): New function.
9120 (arm_select_cc_mode): Add unordered comparison codes.
9121 (get_arm_condition_code): Likewise.
9122 (arm_final_prescan_insn): Can't handle unordered jumps that can't
9123 be done in one insn.
9124 * arm.h (PREDICATE_CODES): Add arm_comparison_operator.
9125 * arm.md (all uses of comparison_operator): Replace with
9126 arm_comparison_operator.
9127 (bunordered, bordered, bugt, bunlt, bunge, bunle, buneq, bltgt): New
9129 (arm_buneq, arm_bltgt, arm_buneq_reversed, arm_bltgt_reveresed): New
9132 Tue Aug 15 00:36:36 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
9134 * gthr-posix.h: Conditionally include <sched.h>; include
9135 <config.h> from libobjc/.
9137 2000-08-14 Richard Henderson <rth@cygnus.com>
9139 * config/i386/i386.c (legitimize_pic_address): Use Pmode
9142 2000-08-14 Richard Henderson <rth@cygnus.com>
9144 * configure.in (ia64-*): Set float_format for i386 long double.
9146 * real.c (GET_REAL): Treat 128-bit INTEL_EXTENDED_IEEE_FORMAT
9147 as we would for i386 XFmode.
9148 (PUT_REAL): Likewise.
9149 (endian, ereal_atof, real_value_truncate): Likewise.
9150 (ereal_isneg, toe64, etens, make_nan): Likewise.
9151 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Likewise.
9153 * config/ia64/ia64-protos.h: Update.
9154 * config/ia64/ia64.c (general_tfmode_operand): New.
9155 (destination_tfmode_operand): New.
9156 (tfreg_or_fp01_operand): New.
9157 (ia64_split_timode): New.
9158 (spill_tfmode_operand): New.
9159 (ia64_expand_prologue): Use TFmode not XFmode.
9160 (ia64_expand_epilogue): Likewise.
9161 (ia64_function_arg): Likewise.
9162 (ia64_function_arg_advance): Likewise.
9163 (ia64_return_in_memory): Likewise.
9164 (ia64_function_value): Likewise.
9165 (ia64_print_operand): Likewise.
9166 (ia64_register_move_cost): Set GR<->FR to 5.
9167 (ia64_secondary_reload_class): Get GR for TImode memory op.
9168 * config/ia64/ia64.h (ROUND_TYPE_SIZE): Remove.
9169 (ROUND_TYPE_ALIGN): Remove.
9170 (LONG_DOUBLE_TYPE_SIZE): Set to 128.
9171 (INTEL_EXTENDED_IEEE_FORMAT): Define.
9172 (HARD_REGNO_NREGS): Use TFmode, not XFmode.
9173 (HARD_REGNO_MODE_OK): Likewise. Disallow TImode in FRs.
9174 (MODES_TIEABLE_P): Use TFmode, not XFmode.
9175 (CLASS_MAX_NREGS): Likewise.
9176 (ASM_OUTPUT_LONG_DOUBLE): Output by 4 byte hunks.
9177 (PREDICATE_CODES): Update.
9178 * config/ia64/ia64.md (movti): New.
9179 (movti_internal): Use a clobber for memory alternatives.
9180 (reload_inti, reload_outti): New.
9181 (movsfcc_astep): Predicate properly.
9182 (movdfcc_astep): Likewise.
9185 (extendsftf2, extenddftf2): New.
9186 (trunctfsf2, trunctfdf2): New.
9187 (floatditf2, fix_trunctfdi2): New.
9188 (floatunsditf2, fixuns_trunctfdi2): New.
9189 (addtf3, subtf3, multf3, abstf2): New.
9190 (negtf2, nabstf2, mintf3, maxtf3): New.
9191 (maddtf3, msubtf3, nmultf3, nmaddtf3): New.
9193 (fr_spill): Use TFmode, not XFmode.
9194 (fr_restore): Likewise.
9195 * config/ia64/lib1funcs.asm (__divtf3): New.
9196 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add it.
9198 2000-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9200 * cse.c (fold_rtx): Avoid empty body in an if-statement.
9202 * doloop.c (doloop_iterations_max, doloop_modify): Avoid using the
9203 `U' integer constant suffix.
9205 * dwarf2out.c (add_subscript_info): Avoid empty body in an
9208 * sparc/sol2.h (__enable_execute_stack): Prototype.
9210 2000-08-14 David Edelsohn <edelsohn@gnu.org>
9212 * collect2.c: Remove use of AIX import file.
9214 * longlong.h: Test ARCH_PWR not ARCH_POWER.
9216 * rs6000.c (print_operand, case 'E'): Add else.
9218 2000-08-14 Richard Henderson <rth@cygnus.com>
9220 * config/ia64/ia64.md (movdi): Delay calling ia64_expand_load_address.
9221 (movdi_symbolic): New.
9223 2000-08-14 Jim Wilson <wilson@cygnus.com>
9225 * config/ia64/ia64.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
9226 to GNU as. For Intel as, pass -M const_gp and -M no_plabel.
9227 * config/ia64/linux.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
9230 2000-08-14 Richard Henderson <rth@cygnus.com>
9232 * expr.c (emit_group_load): Don't force constants into registers.
9233 Special case source already in the correct mode.
9235 2000-08-14 Zack Weinberg <zack@wolery.cumb.org>
9237 * configure.in: Accept *-*-linux* not just *-*-linux-gnu*.
9238 * fixinc/inclhack.def: Likewise.
9239 * fixinc/mkfixinc.sh: Likewise.
9240 * configure: Regenerate.
9241 * fixinc/fixincl.x: Regenerate.
9242 * install.texi: Document equivalence of linux and linux-gnu.
9244 Mon Aug 14 18:51:44 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
9246 * cse.c (insert_regs): Also in REG case: When finding an invalid
9247 value, and we make a new quantity, make sure that it won't be
9248 mistaken by for a valid one by mention_regs.
9250 2000-08-13 Ralf Gütlein <ralf.guetlein@aranea.de>
9252 * h8300.md: Remove obsolete peepholes.
9254 2000-08-13 Kazu Hirata <kazu@hxi.com>
9256 * invoke.texi (H8/300 Options): Fix typos.
9257 * config/h8300.c: Fix formatting.
9258 * config/h8300.h: Fix comment typos.
9259 (OVERRIDE_OPTIONS): Fix formatting.
9261 * function.c: Fix formatting.
9263 * cse.c: Fix formatting.
9265 2000-08-13 Geoff Keating <geoffk@cygnus.com>
9267 * flow.c (attempt_auto_inc): Remove unused variable `bb'.
9268 (attempt_auto_inc): Suppress parentheses warning.
9269 * function.c (put_reg_into_stack): Remove unused variable `unsigned_p'.
9270 * loop.c (load_mems): Remove `u' suffix in two places.
9271 * config/rs6000/rs6000.c: Remove unnecessary `u' suffixes from
9273 * config/rs6000/rs6000.h: Likewise.
9274 * config/rs6000/sol-c0.c: Prototype some functions. Remove the
9275 __eabi dummy routine.
9276 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Remove unused
9279 * config/rs6000/rs6000.c (rs6000_select_section): Rewrite to
9280 not put stuff in .sdata unnecessarily.
9281 (rs6000_unique_section): New function.
9282 * config/rs6000/rs6000-protos.h: Add rs6000_unique_section.
9283 * config/rs6000/sysv4.h (UNIQUE_SECTION): Define.
9285 * c-typeck.c (build_array_ref): Don't complain about non-lvalue
9286 arrays in C99. Don't try to look at DECL_REGISTER of a
9287 COMPONENT_REF. Don't complain twice about the same error.
9289 * fixinc/inclhack.def (aix_pthread): New fix.
9290 (aix_sysmachine): New fix.
9291 * fixinc/fixincl.x: Regenerate.
9293 * expr.c (expand_expr): Call convert_modes when turning a large
9294 multiply into a small one.
9296 2000-08-12 Geoff Keating <geoffk@cygnus.com>
9298 * tree.h (DECL_OFFSET_ALIGN): Make the off_align field of
9299 the tree structure an exponent rather than an explicit alignment
9300 so it doesn't overflow.
9301 (SET_DECL_OFFSET_ALIGN): New macro.
9302 * stor-layout.c (place_union_field): Use SET_DECL_OFFSET_ALIGN
9303 rather than DECL_OFFSET_ALIGN.
9304 (place_field): Likewise.
9305 * expmed.c (store_bit_field): Abort on align==0 to avoid
9306 antisocial machine behaviour.
9308 2000-08-12 Richard Henderson <rth@cygnus.com>
9310 * sibcall.c (uses_addressof): Accept both addressof and
9311 current_function_internal_arg_pointer inside a mem.
9312 (optimize_sibling_and_tail_recursive_call): Fail tail recursion
9313 if current_function_uses_addressof.
9314 * stmt.c (expand_return): Kill tail recursion and HAVE_return
9317 2000-08-11 Richard Henderson <rth@cygnus.com>
9319 * config/ia64/ia64.md (addsi3): Remove expander.
9320 (subsi3, mulsi3, negsi2, one_cmplsi2): Likewise.
9321 (*addsi3_shladd): New.
9323 2000-08-11 Richard Henderson <rth@cygnus.com>
9325 * config/ia64/ia64.c (do_spill): Pass cfa offset to move expander.
9326 (do_restore): Likewise.
9327 (gen_movdi_x, gen_fr_spill_x, gen_fr_restore_x): New.
9328 (ia64_expand_prologue, ia64_expand_epilogue): Use them.
9329 (rtx_needs_barrier): Track actual bit manipulation for
9330 ar.unat moves, gr_spill, and gr_restore.
9331 (emit_insn_group_barriers): Special case gr_spill/gr_restore.
9332 (process_set): Don't handle varargs spills.
9333 * config/ia64/ia64.md (gr_spill): Accept cfa offset. Emit
9334 .mem.offset here instead of in process_set.
9335 (gr_restore): Likewise.
9337 2000-08-11 Richard Henderson <rth@cygnus.com>
9339 * config/ia64/ia64.h (PROMOTE_MODE): Only extend to SImode.
9341 2000-08-11 Mark Elbrecht <snowball3@bigfoot.com>
9343 * gcc.texi (The Configuration File): Document
9344 COLLECT2_HOST_INITIALIZATION, GCC_DRIVER_HOST_INITIALIZATION, and
9345 UPDATE_PATH_HOST_CANONICALIZATION.
9347 2000-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9349 * c-parse.in (cast_expr): Avoid -Wstrict-prototype warnings for
9350 unprototyped function pointer casts on integer constants.
9352 2000-08-11 Laurynas Biveinis <lauras@softhome.net>
9354 * fixproto: Recognize DOS paths with drive letters as absolute paths.
9356 2000-08-11 Nathan Sidwell <nathan@codesourcery.com>
9358 * extend.texi (Volatiles): Fix typos.
9360 2000-08-11 Kazu Hirata <kazu@hxi.com>
9362 * flow.c: Fix formatting.
9364 2000-08-11 Richard Henderson <rth@cygnus.com>
9366 * reload.c (push_secondary_reload): When invoking a reload_{in,out}
9367 pattern, always allocate a tertiary scratch register.
9369 * config/alpha/alpha.md (reload_inqi): Use a DImode scratch.
9370 (reload_inhi): Likewise.
9372 2000-08-11 Richard Henderson <rth@cygnus.com>
9374 * function.c (put_reg_into_stack): Allow type to be NULL.
9375 (schedule_fixup_var_refs): Likewise.
9376 (gen_mem_addressof): Allow decl to be NULL.
9377 (put_addressof_into_stack): Likewise.
9379 * flow.c (merge_blocks_nomove): Be more careful about
9380 locating the beginning of block A.
9382 * combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED.
9384 Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
9389 * config.in: Reverted the check for <sched.h>.
9391 2000-08-10 Chris Demetriou <cgd@sibyte.com>
9393 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New
9394 macros define the name of CTOR and DTOR sections.
9395 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
9396 DTOR_LIST_END): Change to use attributes to specify
9398 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME,
9399 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
9400 DTOR_LIST_END): Same as in mips/elf.h.
9402 2000-08-10 Drew Moseley <dmoseley@redhat.com>
9404 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly
9405 disabling just crt0.o.
9407 2000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com>
9409 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork.
9410 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs.
9411 (EXTRA_SPECS): Add them.
9412 * arm/lib1funcs.asm: Support builds for interworking.
9413 Use macros to eliminate duplicated pieces of code.
9415 2000-08-10 Kazu Hirata <kazu@hxi.com>
9417 * h8300.c (expand_a_rotate): New.
9418 (emit_a_rotate): Likewise.
9419 (h8300_adjust_insn_length): Add support for the rotate insns.
9420 * h8300.md (rotlqi3): New.
9421 (*rotlqi3_1): Likewise.
9422 (rotlhi3): Likewise.
9423 (*rotlhi3_1): Likewise.
9424 (rotlhi3): Likewise.
9425 (*rotlhi3_1): Likewise.
9426 * h8300-proto.h: Add prototypes for expand_a_rotate and
9429 * h8300.c: Fix comment typos.
9430 (dosize): Declare the variable amount as unsigned.
9431 (get_shift_alg): Fix a comparison between signed and unsigned.
9432 (emit_a_shift): Likewise.
9433 (h8300_adjust_insn_length): Simplify the code.
9435 * c-decl.c: Fix formatting.
9437 2000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9439 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a
9440 warning about non-traditional numeric constant suffixes.
9442 * cppexp.c (parse_number): Likewise.
9444 * invoke.texi: (-Wtraditional): Document new behavior.
9446 Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
9448 * gthr-posix.h: Include auto-host.h. Conditionally include
9450 * configure.in: Check for the <sched.h> header file.
9451 * config.in: Added define for HAVE_SCHED_H.
9453 2000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9455 * c-typeck.c (process_init_element): For -Wtraditional, warn about
9456 initialization of unions.
9458 * invoke.texi (-Wtraditional): Document new behavior.
9460 2000-08-09 Zack Weinberg <zack@wolery.cumb.org>
9462 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
9463 instead of extra_c_flags.
9464 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
9465 * configure: Regenerate.
9466 * config.in: Regenerate.
9468 * cpperror.c (cpp_type2name): New function.
9469 * cpplex.c (lex_line): If we issued an error for an invalid
9470 preprocessing directive, discard that logical line.
9471 * cpplib.c (do_line): Call a hook function if the current file
9472 is renamed by #line.
9473 (do_ident): Pass the contents of the string, not the entire
9474 token, to the callback function.
9475 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
9476 (cb.rename_file): New hook function.
9477 (cb.ident): Adjust prototype.
9478 (cpp_type2name): Prototype.
9479 * cppmacro.c (dump_macro_args): Correct precedence lossage.
9481 * cppmain.c (cb_ident): Update for changed interface.
9482 (cb_rename_file): New function.
9483 (main): Set rename callback.
9485 2000-08-09 Alexandre Oliva <aoliva@redhat.com>
9487 * caller-save.c (mark_referenced_regs): Mark partially-overwritten
9488 multi-word registers.
9490 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
9492 * c-common.c (combine_strings, check_format_info): Refer to ISO C
9493 or ISO C89 instead of ANSI C.
9494 * c-decl.c (grokdeclarator, xref_tag, finish_struct,
9495 build_enumerator, do_case): Likewise.
9496 * c-lex.c (parse_float, yylex): Likewise.
9497 * c-parse.in: Likewise.
9498 * c-typeck.c (common_type, build_array_ref, build_binary_op,
9499 build_unary_op, pedantic_lvalue_warning, build_conditional_expr,
9500 build_c_cast, convert_for_assignment, set_init_index,
9501 set_init_label, c_expand_start_case): Likewise.
9502 * toplev.c (documented_lang_options, display_help): Likewise.
9504 2000-08-08 Kazu Hirata <kazu@hxi.com>
9506 * h8300.c: Fix formatting.
9507 * h8300.h: Likewise.
9508 * h8300.md: Likewise.
9509 (movsi_h8300hs): Fix formatting of the resulting assembly code.
9511 * reload1.c: Fix formatting.
9513 2000-08-08 Rodney Brown <RodneyBrown@mynd.com>
9515 * alpha/alpha.c (alpha_emit_xfloating_libcall):
9516 Use GEN_CALL_VALUE define.
9517 * alpha/alpha.md (untyped_call): Use GEN_CALL define.
9518 * clipper/clipper.md (untyped_call): Likewise.
9519 * dsp16xx/dsp16xx.md (untyped_call): Likewise.
9520 * fx80/fx80.md (untyped_call): Likewise.
9521 * mips/mips.md (untyped_call): Likewise.
9522 * ns32k/ns32k.md (untyped_call): Likewise.
9523 * pa/pa.md (untyped_call): Likewise.
9524 * romp/romp.md (untyped_call): Likewise.
9525 * sparc/sparc.md (untyped_call): Likewise.
9527 2000-08-08 Jason Eckhardt <jle@cygnus.com>
9529 * config/i860/i860.c (singlemove_string): Do not generate assembler
9530 pseudo instructions that must be expanded (that is, with signed
9531 constants larger than 16 bits).
9533 2000-08-08 Richard Henderson <rth@cygnus.com>
9535 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and
9536 PROP_AUTOINC at -O0. Don't collect alias info at -O0.
9537 (init_propagate_block_info): Don't kill memory stores at -O0.
9538 (mark_set_1, mark_used_regs): Likewise.
9540 2000-08-08 David Edelsohn <edelsohn@gnu.org>
9542 * rs6000.c (optimization_options): Decorate 'level' as
9544 (mask64_operand): Remove sign-extend thinko.
9545 (rldic_operand): New function.
9546 (load_multiple_operation): regno's are unsigned ints.
9547 (store_multiple_operation): Likewise.
9548 (lmw_operation): Likewise.
9549 (stmw_operation): Likewise.
9550 (includes_lshift_p): shift_mask is unsigned int.
9551 (includes_lshift64_p): New function.
9552 (addrs_ok_for_quad_peep): unsigned int reg1.
9553 (print_operand): Consistently add "else" after
9554 output_operand_lossage().
9555 (print_operand, case 'b'): Fold in case 'W'.
9556 (print_operand, case 'W'): Print rldic MB value.
9557 (output_epilogue): Update Objective-C language string.
9558 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned.
9559 * rs6000.h (PREDICATE_CODES): Add rldic_operand.
9560 * rs6000.md (ashldi3): Add rldic instruction.
9561 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE".
9562 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template
9565 2000-08-08 Richard Henderson <rth@cygnus.com>
9567 * config/ia64/ia64-protos.h: Remove duplicates. Update
9568 for massive code rearrangements.
9569 * config/ia64/ia64.c (ia64_arpfs_regno): Remove.
9570 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove.
9571 (ia64_local_regs, ia64_need_regstk): Remove.
9572 (ar_ccv_reg_operand): New.
9573 (ia64_gp_save_reg): New.
9574 (struct ia64_frame_info): Combine most of the size elements;
9575 add new gr save elements.
9576 (find_gr_spill): New.
9577 (next_scratch_gr_reg): New.
9578 (mark_reg_gr_used_mask): New.
9579 (ia64_compute_frame_size): Rewrite. Allocate special AR regs
9580 to GR backing store regs when possible.
9581 (ia64_initial_elimination_offset): New.
9582 (ia64_rap_fp_offset): Remove.
9583 (save_restore_insns): Remove.
9584 (setup_spill_pointers): New.
9585 (finish_spill_pointers): New.
9586 (spill_restore_mem): New.
9587 (do_spill, do_restore): New.
9588 (ia64_expand_prologue): Rewrite to use them.
9589 (ia64_expand_epilogue): Likewise.
9590 (ia64_direct_return): Update for current_frame_info changes.
9591 (ia64_function_prologue): Simplify .prologue emission. Emit
9593 (ia64_setup_incoming_varargs): Don't ever emit rtl.
9594 (ia64_dbx_register_number): New.
9595 (ia64_initialize_trampoline): New.
9596 (ia64_secondary_reload_class): Request GR_REGS for integer
9597 arithmetic destined for FR_REGS.
9598 (ia64_init_machine_status): Don't reset return_address_pointer_rtx.
9599 (ia64_mark_machine_status): Mark ia64_gp_save.
9600 (rws_access_regno): Rename from rws_access_reg; don't treat
9601 predicates specially.
9602 (rws_access_reg): New. Update all callers.
9603 (rtx_needs_barrier): Remove dead unspecs.
9604 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit.
9605 (ia64_encode_section_info): Silence signed/unsigned warnings.
9606 (spill_offset, sp_offset, spill_offset_emitted): Remove.
9607 (tmp_reg, tmp_saved): Remove.
9608 (process_set): Rewrite to expect complicated bits via
9609 REG_FRAME_RELATED_EXPR.
9610 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit
9611 in the use of ar.ccv; never set RTX_UNCHANGING_P.
9612 (ia64_expand_op_and_fetch): Likewise.
9613 (ia64_expand_compare_and_swap): Likewise.
9614 (ia64_expand_builtin): Likewise.
9615 * config/ia64/ia64.h (AR_UNAT_REGNUM): New.
9616 (FIRST_PSEUDO_REGISTER): Update.
9617 (AR_M_REGNO_P): Update.
9618 (FIXED_REGS): Don't mark three local registers as used.
9619 (EXTRA_CC_MODES): New.
9620 (SELECT_CC_MODE): New.
9621 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode.
9622 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates.
9623 (FRAME_GROWS_DOWNWARD): Unset.
9624 (STARTING_FRAME_OFFSET): Zero.
9625 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer.
9626 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function.
9627 (HARD_FRAME_POINTER_REGNUM): New.
9628 (CAN_DEBUG_WITHOUT_FP): Define.
9629 (TRAMPOLINE_TEMPLATE): Remove.
9630 (TRAMPOLINE_SIZE): Lower to 32.
9631 (TRAMPOLINE_ALIGNMENT): Lower to 64.
9632 (INITIALIZE_TRAMPOLINE): Defer to out of line function.
9633 (PREDICATE_CODES): Update.
9634 (struct machine_function): Add ia64_gp_save.
9635 * config/ia64/ia64.md: Purge unused unspecs.
9636 (movsi patterns): Allow moves to/from AR_M_REGS.
9637 (movdi patterns): Allow moves to/from p0.
9638 (call patterns): Move most setjmp hackery to ia64_gp_save_reg.
9639 (gr_spill, gr_restore): Indicate ar.unat read/written.
9640 (nonlocal_goto): Don't pass old frame_pointer.
9641 (nonlocal_goto_receiver): Remove.
9642 (exception_receiver): New.
9643 (builtin_setjmp_setup): New.
9644 (builtin_setjmp_receiver): New.
9645 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle.
9646 (__ia64_nonlocal_goto): Bundle. Don't kill r7.
9647 (__ia64_restore_stack_nonlocal): Likewise.
9648 (__ia64_trampoline): New.
9649 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line
9651 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline.
9653 2000-08-08 Richard Henderson <rth@cygnus.com>
9655 * frame.h (ia64_frame_state): Add my_psp.
9656 * libgcc2.c (ia64_throw_helper): Add throw_sp argument.
9657 (__throw): Pass it in. Don't clobber r7.
9658 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
9659 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
9660 and nothing to do with sp.
9661 (normalize_reg_loc): Use frame->my_psp.
9662 (frame_translate): Handle frame-pointer-less functions. Set
9663 spill_base correctly, in absence of being told.
9664 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
9665 (__ia64_backtrace_helper): New sp argument. Use
9666 builtin_return_address instead of label addresses.
9667 (print_record) [mem_stack_v]: No size member.
9669 2000-08-08 Richard Henderson <rth@cygnus.com>
9671 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes.
9673 2000-08-08 Richard Henderson <rth@cygnus.com>
9675 * tm.texi (LOCAL_REGNO): Document.
9676 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default.
9677 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers.
9678 * reload1.c (reload): Likewise when considering nonlocal labels.
9680 * config/ia64/ia64.h (LOCAL_REGNO): New.
9681 * config/sparc/sparc.h (LOCAL_REGNO): New.
9683 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
9685 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
9687 2000-08-07 Nick Clifton <nickc@redhat.com>
9689 * config/mips/mips.c: Fix compile time warning messages.
9690 * config/mips/mips-protos.h: Add prototype for equality_op.
9692 * mn10300.h (TARGET_SWITCHES): Document `-mam33'.
9694 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
9696 * mn10300.md: Use nonimmediate_operand instead of general_operand
9699 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
9701 2000-08-07 Alexandre Oliva <aoliva@redhat.com>
9703 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
9704 * sh.c (expand_block_move): Break long lines.
9705 (expand_ashiftrt, fpscr_set_from_mem): Likewise.
9706 * sh.md (mulsi3): Likewise.
9707 (movdi): Adjust spacing.
9709 2000-08-07 Richard Henderson <rth@cygnus.com>
9711 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P.
9712 * expr.c (emit_group_store): Don't set it.
9714 2000-08-07 Kazu Hirata <kazu@hxi.com>
9716 * invoke.texi (Options for Debugging Your Program or GCC): Remove
9717 duplicate entries for 'w' and 'z'.
9719 * flow.c: Fix a comment typo.
9721 Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
9723 * c-parse.in: Changed the language string for Objective-C to "GNU
9726 Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
9728 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes
9729 to improve the Posix thread support for Objective-C.
9731 2000-08-06 Joseph S. Myers <jsm28@cam.ac.uk>
9733 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
9734 CTI_UNSIGNED_PTRDIFF_TYPE.
9735 (signed_size_type_node): Define.
9736 (unsigned_ptrdiff_type_node): Define.
9737 * c-decl.c (init_decl_processing): Create the
9738 signed_size_type_node and unsigned_ptrdiff_type_node types.
9739 * c-common.c (T_SC): Define.
9742 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for
9743 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for
9745 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for
9746 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the
9747 flags for %c, %s and %[.
9748 (check_format_info): Only allow leniency for signedness of targets
9749 of character pointers (when pedantic) for formats flagged with
9750 "c", so for strings but not for %hh formats. When pedantic, don't
9751 allow character pointers to substitute for void pointers if a
9752 second level of indirection is present.
9754 2000-08-06 Kazu Hirata <kazu@hxi.com>
9756 * invoke.texi (Options for Debugging Your Program or GCC): Update
9757 the names of dump files.
9759 * h8300.c (dosize): Rearrange code for conciseness.
9760 (split_adds_subs): Likewise.
9762 * loop.c: Fix formatting.
9764 * dwarf2out.c: Fix formatting.
9766 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo.
9768 * expr.c: Fix formatting.
9770 2000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9772 * rs6000.c (rs6000_maybe_dead): Prototype.
9774 2000-08-06 Richard Henderson <rth@cygnus.com>
9776 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
9777 HAVE_nonlocal_goto as well.
9778 * config/i960/i960.md (nonlocal_goto): Don't do it here.
9779 * config/pj/pj.md (nonlocal_goto): Likewise.
9781 2000-08-07 Michael Hayes <mhayes@cygnus.com>
9783 * loop.c (try_swap_copy_prop): New function.
9784 (load_mems): Rename copies to load_copies and add new regset
9785 store_copies. Check for sets of shadow registers and mark
9786 in store_copies. Call try_swap_copy_prop for registers
9787 marked in store_copies.
9789 Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
9791 * objc/objc-act.c: New command line option -fconstant-string-class
9792 to allow specifying a user defined constant string class,
9793 different from NXConstantString.
9795 * toplev.c: Moved the Objective-C specific options to
9796 objc/lang-options.h.
9798 * objc/lang-options.h: Moved the Objective-C specific options from
9799 toplev.c. Added -fconstant-string-class.
9801 2000-08-05 Chris Demetriou <cgd@sibyte.com>
9803 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
9804 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
9805 __CTOR_LIST__ from func_ptr array to just func_ptr, to
9806 avoid extra alignment imposed on arrays.
9807 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
9808 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
9810 * mips.h: Clean up comments and spacing near MASKs.
9811 (TARGET_UNIX_ASM): Delete.
9812 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
9813 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
9816 2000-08-05 Joseph S. Myers <jsm28@cam.ac.uk>
9818 * c-common.c (print_char_table): Add entries for the X/Open '
9819 format flag (print decimals with locale's thousands grouping
9820 character). Make %C expect wint_t.
9821 (check_format_info): If pedantic, warn when the %n$ operand
9822 number form is used. Allow for the ' flag; warn about it if
9825 2000-08-05 Zack Weinberg <zack@wolery.cumb.org>
9827 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
9828 type is a float mode, cfun->decl's return type is not, and
9829 TARGET_FLOAT_RETURNS_IN_80387.
9831 2000-08-04 Andreas Schwab <schwab@suse.de>
9833 * cppmain.c (cb_def_pragma): Skip the first two tokens from the
9834 token list, which are always `#' and `pragma'.
9836 2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
9838 * tree.c (tree_expr_nonnegative_p): Move to...
9839 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
9840 (rtl_expr_nonnegative_p): New.
9841 * tree.h: Add prototype for rtl_expr_nonnegative_p.
9843 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
9844 CONST_DOUBLE_CHAIN: Move to...
9845 * rtl.h: ...here. Use XCINT/XCEXP.
9847 * Makefile.in: Remove toplev.o from OBJS. Add rule to make
9848 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
9849 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
9852 * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
9854 2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9856 * config/c4x/c4x.md (return_indirect_internal): New.
9857 * config/c4x/c4x.c (c4x_expand_epilogue): Use it.
9859 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
9861 * c-common.c (time_char_table): Mark up formats added in C99 and
9862 make other corrections. %D and %g were added in C99. %Og is an
9863 extension. %EX is permitted. %R, %T, %n, %r, %t were added in
9864 C99. %e was added in C99. %Oj is an extension. %G and %z are in
9865 C99 rather than GNU extensions, but %OG and %Oz are extensions.
9866 %h was added in C99. %C was added in C99. %OY and %OC are
9867 extensions. Add the C99 format %F.
9868 (check_format_info): If pedantic and not in C99 mode, warn for C99
9871 Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
9873 * function.c (schedule_fixup_var_refs): New function, broken out
9874 of put_reg_into_stack.
9875 (put_reg_into_stack): Use it.
9876 (put_var_into_stack): In CONCAT case, fixup up references for
9877 components only after fixing up references to the whole concat.
9879 2000-08-04 Rodney Brown <RodneyBrown@pmsc.com>
9881 * alias.c (mark_constant_function): Use INSN_P.
9882 (init_alias_analysis): Likewise.
9883 * combine.c (combine_instructions): Use INSN_P.
9884 (can_combine_p): Likewise.
9885 (try_combine): Likewise.
9886 (distribute_notes): Likewise.
9887 (distribute_links): Likewise.
9888 * cse.c (cse_around_loop): Use INSN_P.
9889 (invalidate_skipped_block): Likewise.
9890 (cse_set_around_loop): Likewise.
9891 (cse_end_of_basic_block): Likewise.
9892 (delete_trivially_dead_insns): Likewise.
9893 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
9894 (unshare_all_rtl_1): Likewise.
9895 (next_cc0_user): Likewise.
9896 (try_split make_insn_raw): Likewise.
9897 (remove_unnecessary_notes): Likewise.
9898 * final.c (shorten_branches): Use INSN_P.
9899 (leaf_renumber_regs): Likewise.
9900 (leaf_renumber_regs_insn): Likewise.
9901 * flow.c (find_label_refs): Use INSN_P.
9902 (verify_wide_reg): Likewise.
9903 (notice_stack_pointer_modification): Likewise.
9904 (count_or_remove_death_notes): Likewise.
9905 (verify_flow_info): Likewise.
9906 (clear_log_links): Likewise.
9907 * function.c (fixup_var_refs_insns): Use INSN_P.
9908 (compute_insns_for_mem): Likewise.
9909 * gcse.c (alloc_gcse_mem): Use INSN_P.
9910 (compute_sets): Likewise.
9911 (compute_hash_table): Likewise.
9912 (classic_gcse): Likewise.
9914 (insert_insn_end_bb): Likewise.
9915 (delete_null_pointer_checks_1): Likewise.
9916 * global.c (expand_preferences): Use INSN_P.
9917 (build_insn_chain): Likewise.
9918 * graph.c (node_data): Use INSN_P.
9919 * haifa-sched.c (priority): Use INSN_P.
9920 (rm_line_notes): Likewise.
9921 (rm_other_notes): Likewise.
9922 (find_insn_reg_weight): Likewise.
9923 (init_target_units): Likewise.
9924 (schedule_block): Likewise.
9925 (compute_block_forward_dependences): Likewise.
9926 (debug_dependencies): Likewise.
9927 (set_priorities): Likewise.
9928 * integrate.c (function_cannot_inline_p): Use INSN_P.
9929 (save_parm_insns): Likewise.
9930 (copy_insn_list): Likewise.
9931 * jump.c (mark_all_labels): Use INSN_P.
9932 (never_reached_warning): Likewise.
9933 * lcm.c (optimize_mode_switching): Use INSN_P.
9934 * local-alloc.c (validate_equiv_mem): Use INSN_P.
9935 (memref_used_between_p): Likewise.
9936 (update_equiv_regs): Likewise.
9937 (block_alloc): Likewise.
9938 (no_conflict_p): Likewise.
9939 * loop.c (scan_loop): Use INSN_P.
9940 (find_and_verify_loops): Likewise.
9941 (count_loop_regs_set): Likewise.
9942 (loop_reg_used_before_p): Likewise.
9943 (strength_reduce): Likewise.
9944 (recombine_givs): Likewise.
9945 (check_dbra_loop): Likewise.
9946 (load_mems): Likewise.
9947 (try_copy_prop): Likewise.
9948 * print-rtl.c (print_rtx): Use INSN_P.
9949 * recog.c (find_single_use): Use INSN_P.
9950 * reg-stack.c (stack_regs_mentioned): Use INSN_P.
9951 (next_flags_user): Likewise.
9952 (swap_rtx_condition): Likewise.
9953 * regmove.c (mark_flags_life_zones): Use INSN_P.
9954 (optimize_reg_copy_1): Likewise.
9955 (optimize_reg_copy_2): Likewise.
9956 (optimize_reg_copy_3): Likewise.
9957 (reg_is_remote_constant_p): Likewise.
9958 (fixup_match_2): Likewise.
9959 (regmove_optimize): Likewise.
9960 (fixup_match_1): Likewise.
9961 * regrename.c (build_def_use): Use INSN_P.
9962 (replace_reg_in_block): Likewise.
9963 (consider_use): Likewise.
9964 * reload.c (find_equiv_reg): Use INSN_P.
9965 * reload1.c (reload): Use INSN_P.
9966 (maybe_fix_stack_asms): Likewise.
9967 (calculate_needs_all_insns): Likewise.
9968 (reload_as_needed): Likewise.
9969 (emit_output_reload_insns): Likewise.
9970 (delete_address_reloads_1): Likewise.
9971 (reload_cse_regs_1): Likewise.
9972 (reload_combine): Likewise.
9973 (reload_cse_move2add): Likewise.
9974 * reorg.c (redundant_insn): Use INSN_P.
9975 (dbr_schedule): Likewise.
9976 * resource.c (find_dead_or_set_registers): Use INSN_P.
9977 (mark_target_live_regs): Likewise.
9978 * rtlanal.c (reg_used_between_p): Use INSN_P.
9979 (reg_referenced_between_p): Likewise.
9980 (reg_set_between_p): Likewise.
9981 (reg_set_p): Likewise.
9982 (single_set): Likewise.
9983 (multiple_sets): Likewise.
9984 (find_last_value): Likewise.
9985 (reg_set_last): Likewise.
9986 (find_reg_note): Likewise.
9987 (find_regno_note): Likewise.
9988 * sibcall.c (sequence_uses_addressof): Use INSN_P.
9989 * simplify-rtx.c (cselib_process_insn): Use INSN_P.
9990 * ssa.c (find_evaluations): Use INSN_P.
9991 (rename_block): Likewise.
9992 (rename_equivalent_regs): Likewise.
9993 * unroll.c (loop_find_equiv_value): Use INSN_P.
9994 (set_dominates_use): Likewise.
9995 * varasm.c (mark_constant_pool): Use INSN_P.
9996 (mark_constants): Likewise.
9997 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
9998 (alphaev4_next_group): Likewise.
9999 (alphaev5_next_group): Likewise.
10000 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
10001 (c4x_rptb_rpts_p): Likewise.
10002 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
10003 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
10004 (rs6000_adjust_priority): Likewise.
10005 * config/sh/sh.c (sh_loop_align): Use INSN_P.
10006 (machine_dependent_reorg): Likewise.
10007 (split_branches): Likewise.
10008 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
10010 Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com)
10012 * combine.c (recog_for_combine): Remove the old notes
10013 prior to attempting to recognize the new pattern.
10014 (distribute_notes): Ignore REG_NONNEG notes.
10016 2000-08-04 Chandrakala Chavva <cchavva@redhat.com>
10018 * varasm.c (output_constructor): Add .align 0 for packed vars.
10020 2000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca>
10022 * configure.in: Use default thread_file even when enable_threads is
10023 yes or dce because hpux10.20 pa port uses MULTILIB implementation.
10024 * configure: Rebuilt.
10026 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
10028 2000-08-04 Donn Terry (donnte@microsoft.com)
10030 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
10032 2000-08-04 Mark Elbrecht <snowball3@bigfoot.com>
10034 * i386/x-djgpp: Delete code that conditionally modifies target_alias.
10035 Delete code that conditionally modifies 'version'.
10036 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
10037 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
10038 * gcc.c (main): Use it.
10039 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
10040 * prefix.c (update_path): Use it.
10041 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
10042 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
10043 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
10045 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
10046 (SUBTARGET_SWITCHES): Adjust.
10047 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
10049 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
10051 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
10053 * c-common.h (flag_isoc94): Declare.
10054 * c-decl.c (flag_isoc94): Define.
10055 (c_decode_option): Set flag_isoc94 as appropriate.
10056 * c-common.c (T_PD, T_IM, T_UIM): Define.
10057 (format_char_info): Add tlen and jlen.
10058 (print_char_table): Add entries for %t and %j. Allow %zn. Allow
10060 (scan_char_table): Add entries for %t and %j. Allow %F. Allow
10062 (time_char_table): Add NULL entries for %t and %j.
10063 (check_format_info): Allow for %t and %j. Warn for %F if pedantic
10064 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
10065 Warn for printf %lf if pedantic and not C99. Don't warn for empty
10066 precision. Allow precision argument to be unsigned int. If
10067 pedantic, warn for %p passed an argument not a pointer to possibly
10068 qualified void or a possibly qualified character type, and for
10069 pointer targets of the wrong sign, except for character pointers.
10071 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
10073 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
10074 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
10075 (wint_type_node): Define.
10076 * c-decl.c (WINT_TYPE): Define.
10077 (init_decl_processing): Create the wint_type_node type.
10078 * c-common.c (T_WI): Define.
10079 (print_char_table): Use T_WI for %lc format.
10081 2000-08-04 Bruce Korb <bkorb@gnu.org>
10083 * fixinc/: Verified that the MSDOS patch does not break
10084 the UNIX functionality and applied the next three patches
10087 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
10089 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
10090 output file with the temporary one by appending ".X" to generate
10091 the temporary fuile's name. If the output file already has an
10092 extension, replace it with ".X".
10094 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
10095 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
10096 reallocate the command buffer while copying the command-line
10097 argument. Redirect the output directly to the temporary file,
10098 instead of going through another temporary file.
10099 (process): Close the temporary file before unlinking it.
10100 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
10101 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
10102 (run_compiles): Pass p_fixd argument to machine_matches, as it
10105 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
10106 environment, assume there are no symlinks in the include
10107 directory. When cleaning up the DONE files, look for them
10108 case-insensitively. Don't try to remove symlinks if they aren't
10111 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
10112 all callers changed. Declare pz "const char *", to avoid compiler
10115 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
10116 Change prototype of make_raw_shell_str.
10118 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
10120 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
10121 (initialize) [__MSDOS__]: Use tempnam.
10122 (initialize): Don't use SIGPIPE if it is not defined.
10124 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
10127 2000-07-25 Bruce Korb <bkorb@gnu.org>
10129 * fixinc/fix*.[ch]: substantially reworked to make it possible
10130 to run this program without using fork(2) or pipe(2) (i.e. in
10131 a DOS environment).
10133 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
10135 * cppdefault.h (WINT_TYPE): Define.
10136 * cppinit.c (builtin_array): Define __WINT_TYPE__.
10137 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
10138 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
10140 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
10142 * (mips_legitimate_address_p): Don't allow register+offset
10143 if the offset is large and negative, and we are compiling
10144 for 64 bit registers.
10146 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10148 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
10149 insn_code_number + 1.
10151 2000-08-04 Kazu Hirata <kazu@hxi.com>
10153 * h8300.c (function_prologue): Rearrange code for conciseness.
10154 (function_epilogue): Likewise.
10155 * h8300.h (OK_FOR_U): Fix formatting.
10157 * cse.c: Fix a comment typo. Fix formatting.
10159 2000-08-03 Richard Henderson <rth@cygnus.com>
10161 * config/i386/i386.md (return_indirect_internal): New.
10162 * config/i386/i386.c (ix86_expand_epilogue): Use it.
10164 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
10166 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
10168 (lex_line): Glue @ onto the beginning of identifiers and
10169 string constants, in Objective-C mode.
10170 (output_token, spell_token): Handle CPP_OSTRING.
10171 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
10172 beginning of a NAME or a STRING, in objc mode.
10174 * cpplib.c (get_define_node): Do not permit identifiers that
10175 begin with @ to be #defined.
10176 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
10177 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
10179 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
10180 * c-tree.h (build_objc_string): Delete prototype.
10181 * objc/objc-tree.def: Delete OBJC_STRING_CST.
10182 * c-lex.c (yylex): Use build_string for all three kinds of strings.
10184 * c-parse.in, objc/objc-act.c: Update commentary.
10186 2000-08-03 Mark Mitchell <mark@codesourcery.com>
10188 * extend.texi: Fix typo in last change.
10190 * extend.texi: Add commentary on statement-expressions and their
10191 interactions with C++.
10193 2000-08-03 Nick Clifton <nickc@cygnus.com>
10195 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
10196 * dwarf.h (LANG_JAVA): Change value to 0x000b.
10198 2000-08-03 Anthony Green <green@cygnus.com>
10200 * dwarf2out.c (gen_compile_unit_die): Add java language support.
10201 (add_bound_info): Check for java language.
10202 (is_java): New function.
10203 * dwarfout.c (output_compile_unit_die): Ditto.
10204 * dwarf.h (dwarf_source_language): Add java source language type.
10205 * dwarf2.h (dwarf_source_language): Ditto.
10207 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
10209 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
10212 * i386.c (ix86_expand_branch): Mode of comparison in
10213 IF_THEN_ELSE is VOIDmode.
10215 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
10217 * gengenrtl.c, rtl.c: Avoid #elif.
10219 2000-08-03 Michael Poole <poole@troilus.org>
10221 * tm.texi (Register Classes): Clarify order of sub-initializers
10222 in REG_CLASS_CONTENTS.
10224 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
10226 From SAITOH Masanobu:
10227 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
10229 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
10231 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
10232 is not supported by tradcpp and isn't actually needed for cygwin.
10234 2000-08-03 Kazu Hirata <kazu@hxi.com>
10236 * h8300.c: Fix a comment typo.
10237 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
10239 * jump.c: Fix formatting.
10241 * toplev.c: Fix formatting.
10243 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
10245 * flow.c (find_auto_inc): Verify that we've got a REG before
10246 peeking at its regno. Fail, don't abort if we can't find
10247 the increment of the desired register.
10249 * pa.md (shadd height reduction patterns/splitters): Remove.
10251 2000-08-02 Jim Wilson <wilson@cygnus.com>
10253 * config/ia64/ia64-protos.h (flag_ssa): Declare.
10254 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
10256 2000-08-02 Mark Mitchell <mark@codesourcery.com>
10258 * dce.c: Remove all uses of assert.
10259 * dwarf2out.c: Likewise.
10260 * dwarfout.c: Likewise.
10263 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
10265 * gcc.h (lang_specific_driver): Constify second argument.
10266 * gcc.c (translate_options, process_command, main): Likewise.
10267 Constify variables to match. Cast second argument to
10270 * cppspec.c, gccspec.c: Adjust type of second argument to
10271 lang_specific_driver, and update code as necessary.
10273 2000-08-02 Jakub Jelinek <jakub@redhat.com>
10275 * loop.c (scan_loop): Ensure update_end label does not
10276 go away until reg_scan_update is run.
10278 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
10280 * c-common.h: Prototype min_precision and c_build_qualified_type here...
10281 * c-tree.h: ... not here.
10282 * errors.h: Prototype fancy_abort.
10284 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
10285 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
10286 * regrename.c (regrename_optimize): Make control flow explicit.
10287 (replace_reg_in_block): Initialize reg_use to 0.
10289 * i386.c (legitimate_address_p): Rename error label to
10290 report_error to avoid namespace clash.
10292 2000-08-02 Kazu Hirata <kazu@hxi.com>
10294 * fold-const.c: Fix formatting.
10296 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
10298 * i386.c (legitimate_address_p): Accept other bases than
10299 pic_offset_table_rtx for GOTOFF constructs.
10301 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
10303 * i386.md (shift to lea splitter): Use const_int_operand.
10305 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
10307 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
10308 cppspec.c: Do not use 'legal' or 'illegal' in error messages
10311 * cppmain.c (cb_define, cb_undef): Don't generate any output
10312 if not done_initializing.
10313 * cpplex.c (maybe_paste_with_next): When the token after a ##
10314 is an omitted rest argument, only delete the token before it
10315 if that token is a comma. Do not warn about bogus token
10316 pastes for , ## rest_arg.
10318 * cpp.texi: Update.
10319 * cpp.1: Regenerate.
10321 2000-08-02 Fred Fish <fnf@be.com>
10323 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
10324 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
10327 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
10328 Be directories to search path.
10330 Remove support for __declspec(dllimport) and __declspec(dllexport).
10331 This is leftover cruft from the earlier BeOS gcc port when BeOS
10332 used Microsoft's PE object file format.
10333 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
10334 * config/i386/t-beos (winnt.o): Remove Makefile frag.
10335 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
10336 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
10337 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
10338 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
10339 (REDO_SECTION_INFO_P): Remove.
10340 (ASM_EXPORT_DECL): Remove.
10341 (ASM_DECLARE_FUNCTION_NAME): Remove.
10342 (ASM_DECLARE_OBJECT_NAME): Remove.
10343 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
10344 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
10345 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
10346 (STRIP_NAME_ENCODING): Remove.
10348 Remove support for obsolete version of BeOS that is no longer
10350 * configure.in (i*86-*-beospe*): Remove.
10351 * config/i386/beos-pe.h: Remove.
10353 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
10354 Mark Mitchell <mark@codesourcery.com>
10356 * Makefile.in (OBJS): Added dce.o.
10357 (ssa.o): Updated target to include ssa.h.
10358 (flow.o): Likewise.
10359 (toplev.o): Likewise.
10360 (dce.o): Created target.
10361 * basic-block.h: Added comments.
10362 (INVALID_BLOCK): Added definition.
10363 (connect_infinite_loops_to_exit): Added declaration.
10364 Moved SSA declarations to ssa.h.
10365 * flow.c: Added inclusion of ssa.h.
10366 (struct depth_first_search_dsS, depth_first_search_ds):
10368 (compute_immediate_postdominators): Added definition.
10369 (connect_infinite_loops_to_exit): Likewise.
10370 (flow_dfs_compute_reverse_init): Likewise.
10371 (flow_dfs_compute_reverse_add_bb): Likewise.
10372 (flow_dfs_compute_reverse_execute): Likewise.
10373 (flow_dfs_compute_reverse_finish): Likewise.
10374 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
10375 (LABEL_P): Added definition.
10376 (JUMP_P): Likewise.
10377 (NOTE_P): Likewise.
10378 (BARRIER_P): Likewise.
10379 (JUMP_TABLE_DATA_P): Likewise.
10380 (INSN_DEAD_CODE_P): Likewise.
10381 * ssa.c: Replaced inclusions with ssa.h inclusion.
10382 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
10383 (rename_registers): Removed unnecessary variables.
10384 * ssa.h: Created by moving declarations from ssa.c and
10386 * timevar.def: Defined TV_DEAD_CODE_ELIM.
10387 * toplev.c: Added ssa.h inclusion.
10388 (dump_file_index): Added DFI_dce.
10389 (dump_file): Added "dce" entry.
10391 (f_options): Added dce entry.
10392 * invoke.texi: Document -fdce. Emphasize experimental status of
10396 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
10398 * cpperror.c (v_message): Split into _cpp_begin_message and
10399 v_message macro. All callers updated.
10400 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
10403 * cppfiles.c (cpp_syshdr_flags): New function.
10404 (read_include_file): Don't call cpp_output_tokens. Call
10406 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
10407 (cpp_reader_init): Don't initialize token_buffer. Call
10408 _cpp_init_internal_pragmas.
10409 (cpp_cleanup): Don't clear token_buffer.
10410 (cpp_start_read): Don't worry about output from -D processing.
10411 Don't call cpp_output_tokens.
10412 (cpp_finish): Don't dump macros here. Don't call
10414 * cppmacro.c (_cpp_dump_definition): Rename
10415 cpp_dump_definition. Write directly to a FILE *.
10416 (dump_funlike_macro): Delete.
10417 (dump_macro_args): New.
10419 * cpplex.c (TOKEN_LEN): Convert to inline function.
10420 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
10421 cpp_scan_line, _cpp_dump_list): Delete.
10422 (cpp_printf, cpp_output_list): New.
10423 (output_line_command): Don't worry about entering or leaving files.
10424 (cpp_scan_buffer): Just output each token as we hit it.
10425 (process_directive): Don't call cpp_output_tokens.
10426 (_cpp_glue_header_name): Don't use token_buffer.
10427 (output_token, dump_param_spelling): Write directly to a FILE *.
10429 * cpplib.c (pass_thru_directive, dump_macro_name,
10430 pragma_dispatch, do_pragma_gcc): Delete.
10431 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
10432 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
10434 (do_error, do_warning, pragma_dependency): Call
10435 _cpp_begin_message, then cpp_output_list.
10436 (cpp_register_pragma, cpp_register_pragma_space,
10437 _cpp_init_internal_pragmas): New.
10438 (do_pragma): Walk the pragmas table here.
10439 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
10440 do_pragma_dependency): Return void.
10441 (do_pragma_implementation): Moved to cppmain.c.
10443 * cpplib.h: Update prototypes.
10444 (struct cpp_reader): Remove printer, token_buffer,
10445 token_buffer_size, and limit. Add struct cb, and pragmas.
10446 (struct cpp_printer): Remove last_id and written.
10447 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
10448 CPP_ADJUST_WRITTEN): Delete.
10449 * cpphash.h: Update prototypes.
10450 (ufputs): New wrapper.
10452 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
10453 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
10454 (main): Set up callbacks. Register #pragma implementation.
10455 Dump macros from here.
10457 2000-08-01 Geoff Keating <geoffk@cygnus.com>
10459 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
10460 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
10461 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
10462 insns if they have a REG_MAYBE_DEAD note attached.
10463 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
10464 (rs6000_emit_load_toc_table): TOC loads may go dead.
10466 2000-08-01 Jim Wilson <wilson@cygnus.com>
10468 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
10469 type exists before using it. Use number of words as alignment
10471 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
10472 ia64_va_arg): Propagate ia64_function_args changes here.
10474 2000-08-01 Richard Henderson <rth@cygnus.com>
10476 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
10477 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
10479 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
10481 From Joern Rennecke:
10482 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
10483 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
10484 unless TARGET_SH3E is set.
10485 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
10487 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
10488 (ashlsi3_std): New pattern.
10489 (ashlsi3 expander): Use it for TARGET_SH3.
10490 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
10492 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
10494 * loop.c (canonicalize_condition): Use destination, not source to
10495 determine SET's mode.
10497 2000-07-31 Mark Mitchell <mark@codesourcery.com>
10499 * flow.c (clear_log_links): Fix typo.
10501 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
10503 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
10504 on targets which need more than one insn for a compare/cbranch
10507 2000-07-31 Jim Wilson <wilson@cygnus.com>
10509 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
10510 when computing offset.
10512 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
10514 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
10516 2000-07-31 Geoff Keating <geoffk@cygnus.com>
10518 * flow.c (clear_log_links): Nuke global_live_at_start and
10519 global_live_at_end data, since if the log_links stuff is invalid
10520 so is global_live_at_*.
10522 2000-07-31 Richard Henderson <rth@cygnus.com>
10524 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
10526 2000-07-31 Jakub Jelinek <jakub@redhat.com>
10528 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
10529 (_cpp_get_token): Don't macro expand a just pasted token if it
10530 was pasted at no_expand_level.
10532 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
10534 * cppmacro.c (find_param, count_params, save_expansion):
10535 Permit 'defined' as a macro parameter name.
10537 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
10539 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
10540 xcpp to cpp throughout.
10541 (native): Remove unnecessary dependency on cpp.
10543 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
10544 tradcpp to tradcpp0.
10545 (.i spec): Add missing output-file spec to cc1 command line.
10546 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
10548 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
10550 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
10551 (implicit_decl_warning): New function.
10552 (implicitly_declare): Use it.
10553 * c-typeck.c (build_external_ref): Use implicit_decl_warning
10554 to complain about implicit decls of builtins.
10556 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
10557 based on pedantic && flag_isoc99, if not already set.
10558 * c-tree.h: Declare mesg_implicit_function_declaration.
10559 Prototype implicit_decl_warning.
10561 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
10563 * Makefile.in (ssa.o): Updated header files in dependences.
10564 * basic-block.h: Added compute_immediate_postdominators declaration.
10565 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
10567 * flow.c (compute_immediate_dominators): Updated comment.
10568 (compute_immediate_postdominators): Added definition.
10569 * rtl.h (HARD_REGISTER_P): Added definition.
10570 * ssa.c: Include additional header files.
10571 (assert): Added definition.
10572 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
10573 include select hard registers.
10574 (ssa_rename_to_insert): Likewise.
10575 (ssa_rename_from_initialize): Likewise.
10576 (ssa_rename_from_lookup): Likewise.
10577 (original_register): Likewise.
10578 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
10579 include select hard reigsters.
10580 (ssa_rename_from_traverse): Likewise.
10581 (ssa_rename_from_free): Likewise.
10582 (ssa_rename_from_print): Likewise.
10583 (ssa_rename_from_print_1): Likewise.
10584 (ssa_rename_from_hash_function): Likewise.
10585 (ssa_rename_from_equal): Likewise.
10586 (ssa_rename_from_delete): Likewise.
10587 (simplify_to_immediate_dominators): Removed in favor of
10588 flow.c:compute_immediate_dominators.
10589 (find_evaluations_1): Modified to work with hard registers.
10590 (insert_phi_node): Likewise.
10591 (insert_phi_nodes): Likewise.
10592 (struct rename_set_data): Updated prev_reg comment.
10593 (create_delayed_rename): Modified to work with hard registers.
10594 (RENAME_NO_RTX): Updated comment.
10595 (apply_delayed_renames): Modified to work with hard registers.
10596 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
10597 (rename_block): Updated to use revised ssa_rename_to interface.
10598 (rename_registers): Updated to use revised ssa_rename_to and
10599 ssa_rename_from interface.
10600 (convert_to_ssa): Revised to use compute_immediate_dominators and
10601 deal with hard registers.
10602 (make_regs_equivalent_over_bad_edges): Modified to work with hard
10603 registers. Added check for illegal unification of hard register.
10604 (make_equivalent_phi_alternatives_equivalent): Modified to work
10605 with hard registers.
10606 (compute_conservative_reg_partition): Likewise.
10607 (coalesce_if_unconflicting): Modified to work with hard registers
10608 and check for conflicting hard registers.
10609 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
10611 (rename_equivalent_regs_in_insn): Modified to work with hard
10613 (record_canonical_element_1): Added definition.
10614 (check_hard_regs_in_partition): Added definition.
10615 (convert_from_ssa): Added data structure deallocation and check
10616 for illegal hard register unification.
10617 (conflict_hard_regs_p): Added definition.
10618 * toplev.c (rest_of_compilation): Added comment.
10620 2000-07-31 Anthony Green <green@redhat.com>
10622 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
10624 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
10626 * builtins.c (expand_builtin_apply): Don't defer pop during
10629 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10631 * calls.c (combine_pending_stack_adjustment_and_call): Only use
10632 preferred_unit_stack_boundary when it is > 1.
10634 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
10636 * c-common.c (init_function_format_info): Add C99 format functions
10639 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
10640 void' or 'register void' as being the special case of 'void' alone
10641 in a parameter list.
10643 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
10644 discarding qualifiers into a plain warning.
10646 2000-07-31 Kazu Hirata <kazu@hxi.com>
10648 * combine.c: Fix formatting.
10650 * h8300.md: Fix formatting.
10652 * local-alloc.c: Fix formatting.
10654 * h8300.c (get_shift_alg): Remove the variable alg.
10655 (emit_a_shift): Rearrange code to improve readability.
10657 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
10659 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
10660 HImode on all architectures and a combination of HImode and SImode
10661 on H8/300H and H8/S.
10663 * h8300.c (split_adds_subs): Rearrange code for conciseness.
10665 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
10667 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
10668 in my last checkin.
10670 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
10672 * recog.c (extract_insn): Set operand_mode according to
10673 operand if match_operand is VOIDmode.
10675 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
10677 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
10679 2000-07-31 Geoff Keating <geoffk@cygnus.com>
10681 * c-parse.in (extdefs): Call ggc_collect between external
10684 2000-07-30 Michael Hayes <mhayes@cygnus.com>
10685 Richard Henderson <rth@cygnus.com>
10687 * Makefile.in (OBJS): Add doloop.o.
10688 * doloop.c: New file.
10690 * final.c (insn_current_reference_address): Return 0 before final.
10691 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
10692 * jump.c (any_uncondjump_p): Likewise.
10693 * loop.c (indirect_jump_in_function): Make static.
10694 (strength_reduce): Call doloop_optimize.
10695 (insert_bct, instrument_loop_bct): Remove.
10696 * loop.h (doloop_optimize): Prototype.
10697 * recog.c (split_all_insns): Split all INSN_P.
10698 * toplev.c (flag_branch_on_count_reg): Default on.
10700 * config/c4x/c4x.c (c4x_optimization_options): Don't set
10701 flag_branch_on_count_reg.
10702 * config/i386/i386.c (override_options): Likewise.
10703 * config/rs6000/rs6000.c (optimization_options): Likewise.
10705 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
10707 (dbra_ge): Remove, as well as all it's splitters.
10709 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
10712 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
10713 (ia64_register_move_cost): Declare.
10714 * config/ia64/ia64.c (ar_lc_reg_operand): New.
10715 (struct ia64_frame_info): Add ar_size.
10716 (ia64_compute_frame_size): Set it.
10717 (save_restore_insns): Save and restore ar.lc.
10718 (ia64_register_move_cost): New, moved from header file. Handle
10719 application registers.
10720 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
10721 (emit_insn_group_barriers): Special case doloop_end_internal.
10722 (ia64_epilogue_uses): Mark ar.lc live at end.
10723 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
10724 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
10725 (FIRST_PSEUDO_REGISTER): Make room.
10726 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
10727 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
10728 (REG_ALLOC_ORDER): Update.
10729 (HARD_REGNO_MODE_OK): Update.
10730 (REGISTER_NAMES): Update.
10731 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
10732 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
10733 (REGNO_REG_CLASS): Update.
10734 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
10735 (REGISTER_MOVE_COST): Move out of line.
10736 (PREDICATE_CODES): Update.
10737 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
10738 (addsi3_plus1_alt, adddi3_plus1_alt): New.
10739 (shladd_elim splitter): Allow constants in the predicate.
10740 (doloop_end, doloop_end_internal): New.
10742 2000-07-30 Richard Henderson <rth@cygnus.com>
10744 * genattrtab.c (struct insn_def): Add lineno member.
10745 (struct insn_ent): Likewise.
10746 (struct attr_desc): Likewise.
10747 (struct delay_desc): Likewise.
10748 (struct function_unit_op): Likewise.
10749 (struct function_unit): Likewise.
10750 (check_attr_value): Use message_with_line.
10751 (check_defs): Likewise.
10752 (expand_units): Likewise.
10753 (check_attr_test): Take a lineno argument.
10754 (gen_attr): Likewise.
10755 (gen_insn): Likewise.
10756 (gen_delay): Likewise.
10757 (gen_unit): Likewise.
10758 (main): Give it to them.
10759 (convert_set_attr_alternative): Take an insn_def argument
10760 instead of num_alt and insn_index.
10761 (convert_set_attr): Likewise.
10762 (write_test_expr): Protect INSN_ADDRESSES load
10763 with INSN_ADDRESSES_SET_P.
10765 2000-07-30 Richard Henderson <rth@cygnus.com>
10767 * flow.c (init_propagate_block_info): Use pc_set.
10769 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
10771 * i386.md (*lea_general_[123]) New insns and splits.
10772 (addsi3 to lea splitter): Handle other modes too.
10773 (shlsi3 to lea splitter): Likewise.
10774 (addhi_1_lea, shlhi_1_lea): New patterns.
10775 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
10777 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
10779 * recog.c (general_operand, nonimmediate_operand): Accept
10780 any mode for VOIDmode CONSTANT_P operands.
10782 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
10784 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
10785 instead of replace_rtx.
10786 * recog.c (validate_replace_rtx_subexp): New function.
10787 * recog.h (validate_replace_rtx_subexp): Declare.
10789 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
10791 * combine.c (simplify_set, make_extraction, make_compound_operation
10792 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
10793 as force_to_mode argument.
10795 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
10797 * combine.c (if_then_else_cond): Be sure that mode fits in
10800 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
10802 * combine.c (record_promoted_value): Allow bitsize of mode
10803 to be equivalent to HOST_BITS_PER_WISE_INT.
10805 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
10807 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
10808 Do not call gen_mode_alignment when mode is BLKmode.
10810 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
10812 * loop.c (express_from_1): Fix call of simplify_gen_binary.
10814 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
10816 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
10817 VOIDmode implies both operands to be VOIDmode.
10818 (simplify_ternary_operation): Compute properly the mode of comparison.
10819 * combine.c (combine_simplify_rtx): Likewise.
10821 2000-07-25 Michael Hayes <mph@paradise.net.nz>
10823 * basic-block.h (struct loops): New field rc_order.
10824 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
10825 (flow_loops_free): Free rc_order.
10826 (flow_depth_first_order_compute): New parameter rc_order.
10827 (flow_loops_find): Allocate rc_order and swap usage with
10830 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10831 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10833 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
10834 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
10835 (nodb_call, return_from_epilogue): Likewise.
10836 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
10837 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
10838 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
10839 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
10840 (c4x_valid_type_attribute_p): Likewise.
10841 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
10842 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
10844 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10846 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
10847 and loadhi_big_constant if applicable.
10848 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
10849 and add new splitter.s
10851 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10853 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
10855 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10857 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
10859 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10861 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
10863 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10865 * config/c4x/libgcc.S (divqf3): Improve accuracy.
10867 2000-07-27 Mark Mitchell <mark@codesourcery.com>
10869 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
10870 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
10871 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
10872 (get_prev_bb_note): Likewise.
10873 (remove_scope_notes): Likewise.
10874 * flow.c (commit_one_edge_insertion): Likewise.
10875 (merge_blocks_nomove): Likewise.
10876 (verify_flow_info): Likewise.
10877 * gcse.c (insert_insn_end_bb): Likewise.
10878 * reg-stack.c (emit_swap_insn): Likewise.
10879 * ssa.c (first_insn_after_basic_block_note): New function.
10880 (insert_phi_node): Use it.
10881 (rename_block): Likewise.
10882 (eliminate_phi): Likewise.
10883 (make_regs_equivalent_over_bad_edges): Likewise.
10884 (make_equivalent_phi_alternatives_equivalent): Likewise.
10885 (for_each_successor_phi): Likewise.
10886 (convert_from_ssa): Modify phi-node deletion algorithm.
10888 2000-07-29 Andreas Jaeger <aj@suse.de>
10890 * configure.in (mips*-*-linux*): Use mips*el to check for little
10891 endian MIPS, add tmake_file.
10893 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
10894 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
10895 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
10897 2000-07-28 Richard Henderson <rth@cygnus.com>
10899 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
10900 Sign extend mode size before negating.
10902 2000-07-28 Richard Henderson <rth@cygnus.com>
10904 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
10906 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
10908 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
10909 (cse_insn): Likewise.
10910 (addr_affects_sp_p): Likewise.
10911 * expr.c (move_by_pieces): Likewise.
10912 (clear_by_pieces): Likewise.
10913 * gcse.c (oprs_unchanged_p): Likewise.
10914 * haifa-sched.c (sched_analyze_2): Likewise.
10915 * recog.c (offsettable_address_p): Likewise.
10916 * regclass.c (record_address_regs): Likewise.
10917 * reload.c (find_reusable_reload): Likewise.
10918 (push_reload): Likewise.
10919 (operands_match_p): Likewise.
10920 (decompose): Likewise.
10921 (find_reloads_address_1): Likewise.
10922 (find_inc_amount): Likewise.
10923 * reload1.c (elimination_effects): Likewise.
10924 * resource.c (mark_set_resources): Likewise.
10925 * flow.c (attempt_auto_inc): New function; mostly broken out
10927 (find_auto_inc): Split into two functions and enhanced to
10928 generate POST_MODIFY.
10929 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
10930 * rtl.h (count_all_occurrences): Declare.
10931 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
10933 * rtlanal.c (count_all_occurrences): New function.
10934 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
10935 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
10937 * config/ia64/ia64-protos.h (destination_operand): Declare.
10938 * config/ia64/ia64.c (destination_operand): New function.
10939 (ia64_print_operand): Handle POST_MODIFY.
10940 (rtx_needs_barrier): Likewise.
10941 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
10942 (HAVE_POST_MODIFY_REG): Define to 1.
10943 (MAX_REGS_PER_ADDRESS): Change to 2.
10944 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
10945 (LEGITIMATE_ADDRESS_REG): New helper macro.
10946 (LEGITIMATE_ADDRESS_DISP): Likewise.
10947 (PREDICATE_CODES): Add entry for destination_operand.
10948 * config/ia64/ia64.md (all mov patterns): Use destination_operand
10949 predicate for operand 0.
10951 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10953 * dwarf2out.c: Indent #error directive.
10955 * gbl-ctors.h: Fix typo in comment.
10956 (__do_global_ctors): Prototype.
10958 * gcse.c (record_one_set, pre_delete): Remove unused variables.
10960 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
10961 (print_operand): Initialize variable `t'.
10963 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
10965 * config/arm/arm.md ("call_value"): removed constraints.
10966 Constraints are ignored in expanders.
10967 (*call_value_reg): split =rf into various constraints.
10968 (*call_value_mem): same
10969 (*call_value_symbol): same
10970 (*sibcall_value_insn): same
10972 2000-07-28 Philipp Thomas <pthomas@suse.de>
10974 * install.texi (--enable-nls): Change the description of the NLS
10975 related configure options to match the current state.
10976 (--with-included-gettext): Likewise.
10977 (--enable-maintainer-mode): New description added.
10978 * extend.texi (-fstrict-prototype): Add missing '.'.
10980 2000-07-27 Jim Wilson <wilson@cygnus.com>
10982 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
10983 DECL_INITIAL (decl) == NULL_TREE.
10985 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
10987 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
10988 on insn-attr.h with it.
10989 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
10990 * insn-addr.h: New header.
10991 (insn_addresses_): Renamed from insn_addresses.
10992 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
10993 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
10994 INSN_ADDRESSES_NEW): New macros.
10995 * genattrtab.c (write_test_expr): Use new macros.
10996 * final.c (insn_addresses, init_insn_lengths): Likewise.
10997 (align_fuzz, shorten_branches): Likewise.
10998 (final): Likewise. Do not reject new insns if their addresses
10999 have been added to INSN_ADDRESSES.
11000 * config/arm/arm.c, config/avr/avr.c: Use new macros.
11001 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
11002 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
11003 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
11004 * config/sh/sh.c: Likewise.
11005 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
11007 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
11009 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
11011 * gcc.c (struct prefix_list): Add member priority.
11012 (enum path_prefix_priority): Declare.
11013 (add_prefix): Replace ``first'' with ``priority''. Append new
11014 entry but keep list in priority order.
11015 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
11016 PREFIX_PRIORITY_LAST to add_prefix.
11017 (process_command): Move include kludge - foo/stageN - to before
11020 2000-07-27 Jason Merrill <jason@redhat.com>
11022 * dwarf2out.c (gen_typedef_die): Abort if we get identical
11023 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
11025 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
11027 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
11028 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
11030 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
11032 * c-decl.c (finish_function): Don't treat 'main' specially unless
11033 flag_hosted. In C99 mode, return 0 from 'main' unless
11034 DEFAULT_MAIN_RETURN is otherwise defined.
11036 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
11037 parameters defaulting to int in an old-style function definition.
11039 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11041 * c-parse.in (string): For -Wtraditional, warn about string
11042 concatenation only once per line.
11044 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
11046 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
11047 for HI-UX/WE2 systems.
11049 2000-07-24 Bruce Korb <bkorb@gnu.org>
11051 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
11052 defining the __xxx_TYPE__ macros.
11053 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
11054 * fixincl/fixlib.h: don't need to include "tm.h" anymore
11055 * fixincl/inclhack.def(type_map): now obsolete
11057 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
11059 * cpp.texi: Append a trailing full-stop to xrefs where needed.
11061 2000-07-26 Dave Pitts <dpitts@cozx.com>
11063 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
11065 (mvs_hash_alias): New function.
11066 (mvs_add_alias): Change argument spacing.
11067 (mvs_need_alias): Change aliasing criteria. Added documentation.
11068 (mvs_get_alias): Change to use hashed name. The hashed name prevents
11069 CSECT name collisions.
11070 (mvs_check_alias): Likewise.
11071 (handle_pragma): Change documentation.
11072 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
11073 mode from SImode to DImode.
11074 (iorhi3): Changed LTORG size for insn.
11076 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
11078 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
11079 mem if the address is a mode_dependent_address_p.
11081 2000-07-26 Kazu Hirata <kazu@hxi.com>
11083 * h8300.c (print_operand): Print ":8" when the 'R' operand is
11084 suitable for 8-bit absolute.
11085 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
11086 (OK_FOR_U): Add a case for the 8-bit constant address on the
11089 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
11091 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
11092 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
11093 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
11094 lack of implemented alignment.
11096 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
11098 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
11099 cross-compiling between 64-bit and 32-bit machines.
11101 2000-07-27 Richard Henderson <rth@cygnus.com>
11103 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
11104 (movhicc_astep, movhi_internal_astep): New.
11105 (movsicc_astep, movsi_internal_astep): New.
11106 (movdicc_astep, movdi_internal_astep): New.
11107 (movsfcc_astep, movsf_internal_astep): New.
11108 (movdfcc_astep, movdf_internal_astep): New.
11109 (movxfcc_astep, movxf_internal_astep): New.
11110 (cmovdi_internal_astep, cmovsi_internal_astep): New.
11111 Unify the cmov[ds]i splitters.
11113 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
11115 * real.c (asctoeg): Rename `error' label to unexpected_char_error
11117 2000-07-26 Nick Clifton <nickc@cygnus.com>
11119 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
11120 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
11122 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
11123 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
11125 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
11127 * c-decl.c (finish_enum): Convert enumerations that fit in an
11129 (build_enumerator): In pedantic mode, cast to `int' those that
11132 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
11134 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
11136 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
11138 * sh.md (cmpgtdi_t): Must be split.
11139 (cmpgtdi_t+1): New splitter.
11141 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
11143 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
11144 warnings for indented directives even if we are skipping.
11146 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
11148 * invoke.texi (strict-prototypes): Remove.
11149 * extend.texi (Deprecated Features): Add strict-prototypes.
11150 (Backwards Compatibility): New node.
11152 2000-07-25 Jakub Jelinek <jakub@redhat.com>
11154 * config/i386/i386.md (andsi_1+1): Allow HImode.
11155 (andsi_1+2): Require q_regs_operand.
11157 2000-07-25 Jakub Jelinek <jakub@redhat.com>
11159 * config/i386/i386.md (call_pop): Check operands[0],
11160 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
11162 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
11163 (call_value): Likewise.
11165 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
11167 * toplev.c (pipe_closed): Delete.
11168 (crash_signal): New. Generate ICE for a fatal signal.
11169 (float_signal): Call crash_signal outside a float-handler
11171 (main): Install crash_signal as handler for core-dumping signals.
11173 2000-07-25 David Edelsohn <edelsohn@gnu.org>
11175 * rs6000.c (print_operand, case 'T'): New case.
11177 * rs6000.md (call_indirect_aix32): Convert to expander of
11178 scheduled instructions.
11179 (call_indirect_aix64): Likewise.
11180 (call_value_indirect_aix{32,64}): Likewise.
11181 (call, call_value): Invoke expanders for AIX. Fall through to
11183 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
11184 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
11185 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
11186 only "g" constraint.
11187 (call_nonlocal_aix64): Likewise.
11188 (call_value_nonlocal_aix{32,64}): Likewise.
11189 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
11191 (call_value_nonlocal_sysv): New pattern.
11192 (indirect_jump{si,di}): Use new 'T' modifier.
11193 (tablejump{si,di} matchers): Likewise.
11194 (return_internal_{si,di}): Likewise.
11195 (return_eh_{si,di}): Likewise.
11197 2000-07-24 Richard Henderson <rth@cygnus.com>
11199 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
11200 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
11201 * config/ia64/ia64.md (movdi_internal): Use it.
11203 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
11205 * cppexp.c: Warn about unary + if -Wtraditional.
11206 * cpplex.c (lex_line): Always set BOL on the first token of a line.
11208 2000-07-24 Michael Meissner <meissner@redhat.com>
11210 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
11213 2000-07-24 Nick Clifton <nickc@cygnus.com>
11215 * config/arm/arm.c (emit_multi_reg_push): Generate a
11216 REG_FRAME_RELEATED_NOTE that is compatable with the code in
11217 dwarf2out_debug_frame_expr.
11219 2000-07-24 Jason Merrill <jason@redhat.com>
11221 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
11222 UNALIGNED_INT_ASM_OP.
11223 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
11224 a location expression.
11225 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
11226 assume indirect access if we're saving the CFA address exactly.
11228 * Makefile.in (bootstrap): Move -BstageN/ to the end.
11230 2000-07-24 Jakub Jelinek <jakub@redhat.com>
11232 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
11235 2000-07-24 Michael Meissner <meissner@redhat.com>
11237 * invoke.texi (D30V Options): Add d30v options.
11239 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
11241 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
11242 needed by our gcse pass anymore.
11243 (free_pre_mem): Corresponding changes.
11244 (compute_pre_data): Do not call compute_transpout anymore.
11246 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
11247 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
11250 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
11251 (compute_pre_data): Do it here instead.
11253 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
11255 (pre_delete): Corresponding changes.
11257 2000-07-23 Mark Mitchell <mark@codesourcery.com>
11259 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
11260 to figure out whether or not a variable has already been emitted.
11262 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
11264 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
11265 instead of gen_call.
11267 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
11269 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
11271 2000-07-23 Kazu Hirata <kazu@hxi.com>
11273 * h8300.c: Fix formatting.
11275 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
11277 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
11278 for `long' switch expression into a plain warning.
11280 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
11281 (yylex): Don't pedwarn for "inline" in C99 mode.
11283 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
11285 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
11286 ggc_alloc): Likewise.
11287 * bb-reorder.c (dump_scope_forest_1): Likewise.
11289 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
11291 * reload.c (find_reloads_toplev): Add new parameter
11292 "address_reloaded".
11293 (find_reloads): Add new parameter to find_reloads_toplev calls.
11295 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
11297 * collect2.c (main): Typo fixed.
11298 * diagnostic.c: Typo fixed.
11299 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
11300 * eh-common.h: Typo fixed.
11301 * emit-rtl.c (start_sequence): Typo fixed.
11302 * flow.c (find_label_refs): Typo fixed.
11303 (calculate_global_regs_live): Typo fixed.
11304 (mark_regno_cond_dead): Typo fixed.
11305 (create_edge_list): Typos fixed.
11306 (verify_edge_list): Typo fixed.
11307 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
11308 * loop.c (strength_reduce): Typo in function name fixed.
11309 * rtl.h: Added comments. Typo in function name fixed.
11310 * rtlanal.c: Typo in function name fixed.
11311 (insn_dependant_p): Rename to ...
11312 (insn_dependent_p): ... this.
11313 (computed_jumo_p): Typo fixed.
11315 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11317 * system.h (__FUNCTION__): Wrap definition in #ifndef.
11319 2000-07-21 David Edelsohn <edelsohn@gnu.org>
11321 * rs6000.h (SIZE_TYPE): Define.
11323 2000-07-21 Mark Mitchell <mark@codesourcery.com>
11325 * ssa.c (rename_insn_1): Don't rename registers that are
11328 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
11330 * diagnostic.c (trim_filename, fancy_abort): Moved here from
11332 (fatal_function, set_fatal_function): Removed.
11333 (fatal): Don't prepare for or call the fatal_function.
11334 (diagnostic_lock, error_recursion): New.
11335 (diagnostic_for_decl, report_diagnostic): Guard against
11336 re-entering the error reporting routines.
11337 (fancy_abort): Assume function is not NULL.
11339 * errors.c (fancy_abort): New. Assume function is not NULL.
11340 * tradcpp.c (fancy_abort): Assume function is not NULL.
11342 * system.h: Provide default definition of __FUNCTION__.
11343 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
11344 Always use __FUNCTION__ in definition of abort.
11345 * tree.h: Likewise.
11346 * varray.h: Likewise.
11347 * toplev.h: Likewise. Don't prototype set_fatal_function.
11349 2000-07-20 Geoff Keating <geoffk@cygnus.com>
11351 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
11353 * glimits.h: Don't do #if defined for ARCH_PPC.
11355 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
11356 constants of size no larger than a pointer should go in the TOC.
11357 Add 'MODE' parameter.
11358 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
11359 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
11360 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
11361 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
11362 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
11363 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
11364 (rs6000_legitimize_address): Likewise.
11365 (rs6000_emit_move): Likewise.
11366 (rs6000_select_rtx_section): Likewise.
11367 (output_toc): Deal properly with outputting small constants like
11368 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
11369 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
11370 MODE parameter. Put small constants in the TOC.
11372 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
11374 (rs6000_emit_move): When reload calls us with an illegitimate
11375 address, exit early. Move the change_address calls to one place
11376 at the end of the routine. Merge the SImode and DImode expanders.
11377 When called by reload to put an integer into a FP register, force
11380 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
11382 (rs6000_hash_constant): Hash mode too.
11383 (toc_hash_function): Allow for key_mode.
11384 (toc_hash_eq): Structures are different if key_mode differs.
11385 (output_toc): Add 'mode' parameter. Save key_mode.
11386 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
11387 Pass 'mode' parameter.
11388 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
11390 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
11391 for vtable references.
11393 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
11394 choice, don't put integer values in FP regs.
11396 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
11398 * flow.c (verify_flow_info): Revamp code to verify that the
11399 head and end of each basic block are in the insn chain.
11401 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
11403 * gcse.c (record_one_set): Prepend instead of append onto
11404 reg_set_table, making it O(n) instead O(n^2).
11405 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
11406 Use a queue instead of a stack as worklist.
11408 2000-07-20 Kazu Hirata <kazu@hxi.com>
11410 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
11411 * h8300.h (OK_FOR_T): New.
11412 (EXTRA_CONSTRAINT): Support OK_FOR_T.
11413 * h8300.md: Use inc/dec.[wl] for increment/decrement
11414 by 1 and 2 in HI and SI modes.
11416 2000-07-20 Jim Wilson <wilson@cygnus.com>
11418 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
11419 larger than 14 bits.
11421 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
11423 * cppmacro.c (CAN_PASTE_AFTER): New macro.
11424 (count_params): Don't set GNU_REST_ARGS on anything.
11425 (save_expansion): Set PASTE_LEFT only on tokens for which
11426 CAN_PASTE_AFTER is true, or which are named operators.
11428 * cpplex.c (parse_args): Distinguish between a rest argument
11429 given one empty argument, and a rest argument given zero arguments.
11430 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
11431 deletion of previous token based on that.
11432 (get_raw_token): Flatten some control structure.
11434 * cpplib.h (CPP_LAST_EQ): Correct.
11435 (VOID_REST): New token flag.
11436 (GNU_REST_ARGS): Delete.
11438 * tradcpp.c (main): Don't munge -D options.
11439 (make_definition): Bring -D handling in line with cpplib.
11440 (do_define): Strip all leading whitespace from macro definitions.
11442 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
11444 * Makefile.in (tradcpp): Depend on intl.o and version.o.
11446 2000-07-20 Bruce Korb <bkorb@gnu.org>
11448 * fixincl/check.tpl: strip the platform specific types before testing
11449 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
11450 * fixincl/fixincl.tpl: use platform specific types
11451 * fixincl/fixlib.h: include the platform specific types
11452 * fixincl/inclhack.def(gnu_types): don't supply the types
11453 * fixincl/fixincl.x: regen
11455 2000-07-19 Jim Wilson <wilson@cygnus.com>
11457 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
11460 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
11462 * tradcpp.c (rescan): Do not recognize directives when the #
11465 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
11467 Implement C++ named operators.
11469 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
11470 of operators allowed in #if and having an _EQ variant. Add
11471 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
11472 (cpp_token flags): Add NAMED_OP.
11473 (enum node_type): Add T_OPERATOR.
11474 (struct cpp_hashnode): Add code slot to value union.
11475 * cpphash.h (spec_nodes): Remove n_defined.
11477 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
11478 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
11479 (is_macro_disabled): Tweak error messages.
11481 * cpplib.c (get_define_node): Disallow all named operators as
11482 macro names. Tweak error messages.
11483 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
11485 * cppinit.c (builtin_array): Add entries for the named operators.
11486 * cppexp.c (lex): Check for CPP_DEFINED token.
11487 (priority table): Add entries for CPP_MIN and CPP_MAX.
11488 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
11490 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
11492 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
11493 larger than the array of cuids.
11494 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
11497 2000-07-19 Bruce Korb <bkorb@gnu.org>
11499 * fixinc/fixincl.c: Convert to using a table of environment variables
11500 and activate the auto-edit marker on the fixed output files.
11501 * fixinc/fixlib.h: Define the environment table
11502 * fixinc/fixincl.sh: export the ${INPUT} dir
11503 * fixinc/check.tpl: likewise
11505 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
11507 * gcc.c (.h spec): Fix typo.
11509 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
11511 * Makefile.in: Fix tradcif.c path.
11513 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
11515 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
11518 * cpphash.h (TOKEN_NAME): New macro.
11519 (_cpp_spell_operator): Deleted.
11520 (token_spellings): Now _cpp_token_spellings.
11522 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
11523 * cpplex.c: Use OP and TK macros when expanding the
11524 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
11525 store the stringification of the enumeration name (CPP_CHAR,
11526 etc.) in the name slot of token_spellings.
11527 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
11528 token_spellings directly.
11529 * cpplib.c: Use TOKEN_SPELL.
11531 * cpplex.c (_cpp_push_token): If the token being pushed back
11532 is the previous token in this context, just subtract one from
11534 * cppmacro.c (save_expansion): Clear aux field when storing a
11537 2000-07-18 Jakub Jelinek <jakub@redhat.com>
11539 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
11540 buffer, provided it is not NULL.
11542 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
11544 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
11545 case of invalid volatile re-declaration.
11547 2000-07-18 Jakub Jelinek <jakub@redhat.com>
11549 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
11550 (expand_call): Adjust caller.
11552 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
11554 * diagnostic.h (report_diagnostic): Change prototype.
11556 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
11557 diagnostic_for_decl): Change prototype.
11558 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
11559 error, warning, error_with_file_and_line,
11560 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
11561 Adjust call to report_diagnostic, diagnostic_for_decl.
11562 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
11563 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
11565 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
11566 varaible argument list.
11568 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
11570 * cpphash.c: Don't include hashtab.h. Most macro-handling code
11571 moved to cppmacro.c.
11572 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
11573 dump_hash_helper): Delete.
11574 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
11575 cpp_forall_identifiers): New. Implement specialized version of
11576 Vlad's expandable hash table.
11577 (cpp_lookup): Use new functions.
11578 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
11580 * cppmacro.c: New file.
11581 * cppinit.c (dump_macros_helper): New.
11582 (cpp_finish): Iterate over the identifier table directly.
11583 * cpplex.c (parse_name): Calculate the hash of the identifier
11584 while we scan it. Use _cpp_lookup_with_hash when we can.
11586 * cpphash.h: Update prototypes.
11587 (xcnewvec, HASHSTEP): New helper macros.
11588 * cpplib.h: Update prototypes.
11589 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
11590 (cppmacro.o): New rule.
11591 (cpphash.o): Update deps.
11593 * cppmain.c: Do not set pfile->printer if no_output is on.
11595 2000-07-15 Neil Booth <neilb@earthling.net>
11597 * cpplib.c: Change all directive-handler functions to return
11599 * cpphash.h: Update typedefs.
11601 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
11603 * configure: Regenerate.
11605 * extend.texi (Extended Asm): Mention that a memory clobber
11606 does not count as a side-effect.
11608 * unroll.c (copy_loop_body): Fix one instance of using host
11609 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
11612 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
11614 2000-07-17 Richard Henderson <rth@cygnus.com>
11616 * config/ia64/ia64.md (movdi): Split out load address code.
11617 New post-reload splitter for symbolic operands.
11618 (movdi_internal): Abort if we didn't split symbolic operands
11619 when we should have.
11620 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
11621 (ia64_reorg): Split insns when not optimizing.
11622 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
11624 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
11626 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
11627 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
11629 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
11631 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
11633 2000-07-17 Jason Merrill <jason@redhat.com>
11635 * Makefile.in (clean): Remove libgcc directory.
11637 * configure.in (-Wno-long-long check): Use higher-level macros.
11639 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
11641 * simplify-rtx.c (simplify_binary_operation): Recognize
11642 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
11643 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
11644 a CONST_INT, it will always be zero.
11646 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
11648 * loop.c (check_dbra_loop) : Return if more than one condition is
11649 present to control the loop.
11651 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
11653 * mips.c (mips_expand_prologue): Don't calculate the last argument
11654 register unless we need it. When we are calculating this, make
11655 sure FUNCTION_ARG is giving us a REG.
11657 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11659 * flow.c (libcall_dead_p): Use single_set to verify the insn
11660 has only one set and get for analysis.
11661 (propagate_one_insn): Don't pass the PATTERN of the insn.
11663 2000-07-17 Mark Klein <mklein@dis.com>
11665 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
11667 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
11669 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
11670 * configure.in (TARGET_GETGROUPS_T): Evaluate.
11671 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
11672 of second argument of getgroups.
11673 * configure, config.in: Rebuilt.
11675 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
11677 * simplify-rtx.c (simplify_relational_operation): Two signed
11678 values with equal high words are less/greater than each other if
11679 their low words are less/greater when considered as unsigned.
11681 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
11683 * configure.in (vax-*-openbsd): Change to new style configuration,
11684 add collect2/float_format information.
11685 * configure: Rebuilt.
11686 * config/vax/openbsd1.h: New.
11687 * config/vax/openbsd.h: New.
11688 * config/vax/t-openbsd: New.
11690 2000-07-17 Chip Salzenberg <chip@valinux.com>
11692 * c-common.c (shorten_compare): Quiet warnings about unsigned
11693 comparisons with zero when they occur in a system header.
11695 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
11697 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
11698 update to describe current practice.
11700 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
11702 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
11703 references to C9X. Change references to -fstd and -flang-isoc9x
11706 * c-common.c (scan_char_table): Allow "z" length modifiers on
11708 (check_format_info): Use TYPE_DOMAIN on the type matched against
11709 for "z" formats, to retrieve the language size_t rather than the
11712 * c-common.c (check_format_info): Do not make a pedantic objection
11713 to the 'L' length modifier if used with a floating point type
11716 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
11717 constants in C99 mode.
11719 2000-07-17 Kazu Hirata <kazu@hxi.com>
11721 * h8300.md: Fix the format of mac.
11722 (movsi_h8300hs): Output a tab after stmac instead of a space.
11724 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
11725 profitable adds/subs sequences.
11727 * fold-const.c: Fix comment typos.
11729 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
11731 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
11733 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11735 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
11737 2000-07-16 Neil Booth <NeilB@earthling.net>
11739 * cpplex.c: Update comments.
11740 * README.Portability: Small update.
11742 2000-07-16 Neil Booth <NeilB@earthling.net>
11744 * README.Portability: Small update.
11746 2000-07-15 Richard Henderson <rth@cygnus.com>
11748 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
11749 * config/ia64/ia64.c (ia64_move_ok): New function.
11750 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
11751 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
11753 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
11755 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
11756 immediately following a paste operator.
11757 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
11758 (cpp_reader_init): Call it, if HOST_EBCDIC.
11759 (cpp_handle_options): Do not sort option list here.
11760 (handle_option): Rename to cpp_handle_option and export.
11761 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
11762 _cpp_get_token directly.
11763 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
11764 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
11765 * cpplib.h: Prototype cpp_handle_option. Update prototype of
11768 2000-07-15 Richard Henderson <rth@cygnus.com>
11770 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
11771 cast around an expression. Tidy other unsigned tests.
11773 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
11775 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
11776 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
11777 (v_message_with_decl): Rename to ...
11778 (format_with_decl): ... this. Tweak
11779 (diagnostic_for_decl): New function.
11780 (fatal_io_error): Use verbatim in lieu of notice.
11781 (announce_function): Use verbatim.
11782 (default_print_error_function): Likewise.
11783 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
11786 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11788 * mips.c (function_arg_pass_by_reference): Don't do automatic
11789 aggregate initialization.
11790 (machine_dependent_reorg): Initialize variable `mode'.
11792 * mips.md (absdi2): Change variable `regno1' to unsigned int.
11793 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
11794 conflicts with sys/param.h macro of the same name.
11795 (reload_outdi): Likewise.
11797 2000-07-15 Michael Meissner <meissner@redhat.com>
11799 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
11800 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
11801 create a new node instead.
11803 2000-07-15 Neil Booth <NeilB@earthling.net>
11805 * README.Portability: Correct example about calling a function
11806 through a pointer to function. Format wide paragraphs.
11808 2000-07-15 Michael Meissner <meissner@redhat.com>
11810 * README.Portability: Update integer suffixes and function
11811 prototype sections.
11813 2000-07-15 Neil Booth <NeilB@earthling.net>
11815 * README.Portability: Small update.
11817 2000-07-15 Neil Booth <NeilB@earthling.net>
11819 * README.Portability: New file.
11821 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
11823 * INSTALL: Give special instructions for building GCC on Irix 6.
11824 * config/mips/x-iris6 (CC): Don't set it.
11827 2000-07-14 Jason Merrill <jason@redhat.com>
11829 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
11830 register in the stack and later in another register, use the new
11833 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
11835 * config/mips/mips.md: (absdi2): Handle sign_extend for
11838 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
11840 * cpplib.c (do_pragma_dependency): Tidy warning messages.
11842 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
11844 * .cvsignore: Correct typo.
11846 2000-07-13 Mark Mitchell <mark@codesourcery.com>
11848 * .cvsignore: Add generated YACC files.
11849 * objc/.cvsignore: New file.
11851 2000-07-14 Neil Booth <NeilB@earthling.net>
11853 * cpplex.c (adjust_column): New funcion.
11854 (skip_whitespace): Use it.
11855 (skip_block_comment): Use it, and warn about /*/* with
11858 2000-07-14 Neil Booth <NeilB@earthling.net>
11860 * cpphash.c (struct macro_info): Add new members.
11861 (_cpp_free_definition): Delete the macro directly.
11862 (count_params): Return void, with first token of
11863 expansion in struct macro_info on success.
11864 (parse_define): Return int. Hoist syntax checking from
11865 save_macro_expansion. Leave call to save_expansion to
11866 _cpp_create_definition.
11867 (alloc_macro): Needs just 2 arguments.
11868 (free_macro): Delete.
11869 (save_expansion): Don't perform syntax check.
11870 (_cpp_create_definition): Call save_expansion.
11872 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11874 * genrecog.c (write_header): Split long string.
11876 * cpphash.c (macro_info): Don't use the `signed' keyword.
11878 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
11880 2000-07-13 Jakub Jelinek <jakub@redhat.com>
11882 * calls.c (stored_args_map): New variable.
11883 (check_sibcall_argument_overlap_1): New.
11884 (check_sibcall_argument_overlap): New.
11885 (expand_call): Initialize stored_args_map.
11886 Call check_sibcall_argument_overlap.
11888 2000-07-13 Bruce Korb <bkorb@gnu.org>
11890 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
11891 (emit_gnu_type): utility procedure for gnu_type_fix
11892 (gnu_type_fix): implement various pre-processor guards around
11893 standard types so these types can be defined over and over
11894 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
11895 types alluded to above will have GNU-compliant base types
11896 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
11897 * fixinc/inclhack.def: add test_text entries and utilize the new
11898 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
11899 * fixinc/fixincl.x: regenerate
11901 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11903 * diagnostic.c (vline_wrapper_message_with_location,
11904 v_message_with_file_and_line, v_error_with_file_and_file,
11905 v_error_for_asm, v_warning_for_asm, vfatal,
11906 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
11907 vsorry, verror, vwarning, vpedwarn): Remove.
11908 (diagnostic_for_asm): New function.
11909 (pedwarn, error, warning, pedwarn_with_file_and_line,
11910 error_with_file_and_line, warning_with_file_and_line, sorry,
11911 error_for_asm, warning_for_asm, fatal): Reimplement.
11912 (finish_diagnostic): Clear diagnostic info as well.
11914 2000-07-13 Neil Booth <NeilB@earthling.net>
11916 * c-common.h (flag_digraphs): New.
11917 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
11918 * c-lex.c (yylex): Use flag_digraphs to decide whether to
11921 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
11923 * gcc.c (do_spec_1): Add new %B operator.
11924 (set_input): Prepare for %B.
11926 (link_command_spec): Move up with the other tm.h-
11927 overrideable specs. Factor out the portion conditional on
11928 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
11929 (struct compiler): Just have a single spec string. All users
11931 (default_compilers): Remove unnecessary braces.
11932 (static_specs): Update.
11934 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
11936 (C and assembly specs): Use the new named specs, as appropriate.
11938 * objc/lang-specs.h: Use the new named specs.
11939 Remove unnecessary braces.
11941 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
11943 * gcc.c (execute): If a subprocess gets a fatal signal, report
11944 strsignal() of the signal number, and ask for a bug report.
11945 Do not do this for SIGPIPE if there's already been an error.
11947 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
11948 Delete pipe_closed.
11950 * tradcif.c: Remove.
11952 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
11954 * final.c (profile_function): Do not emit profile counters in
11955 the data section, if NO_PROFILE_COUNTERS is defined.
11956 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
11959 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
11960 (FUNCTION_PROFILER): Just emit a call to mcount.
11962 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
11964 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
11966 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
11967 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
11968 traditional, lang_chill, or lang_fortran.
11970 * cppfiles.c: #undef strcmp to suppress warning about macros
11971 used without arguments.
11972 (_cpp_execute_include): Use f, not fname, in "No include path"
11974 (_cpp_pop_file_buffer): New function.
11975 * cpplib.c: Don't include <sys/mman.h>.
11976 (cpp_push_buffer): Set line_base and lineno in new buffer.
11977 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
11979 * cpplex.c: Move all prototypes and structure declarations to the
11980 top of the file. Properly parenthesise some macro arguments.
11981 (cpp_scan_line): New function.
11982 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
11983 don't need to walk up the stack counting.
11985 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11987 * c-common.c (combine_strings): Emit a pedantic warning when a
11988 string length is greater than the minimum ANSI C is required
11991 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
11993 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
11994 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
11996 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11998 * c-decl.c (define_label): Warn about identifier conflicts with
11999 labels in traditional C.
12001 * c-parse.in (unop +): Warn about the unary plus operator for
12004 * c-typeck.c (store_init_value): Warn about automatic aggregate
12005 initialization for traditional C.
12007 * invoke.texi (-Wtraditional): Document new warnings.
12009 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
12011 * Makefile.in (c-errors.o): Fix thinko in dependency.
12013 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
12015 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
12016 -traditional, -ftraditional, or -traditional-cpp was given.
12017 Do not pass -traditional to the preprocessor.
12018 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
12019 preprocessor does it automatically.
12020 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
12022 * ch/lang-specs.h: Always use tradcpp. Do not pass
12023 -traditional, -trigraphs, or -pedantic to the preprocessor.
12024 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
12027 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
12029 * cppexp.c (LOGICAL): Delete macro.
12030 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
12033 * cpphash.c (HASHSIZE): Increase to 4096.
12034 (struct hashdummy): Add hash field.
12035 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
12036 the string values using memcmp.
12037 (cpp_lookup): Set dummy.hash.
12039 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
12041 * configure.in (m88k-openbsd): Express configuration using new fragment
12043 * configure: Rebuilt.
12044 * m88k/aout-dbx.h: New.
12045 * m88k/openbsd.h: New.
12046 * m88k/xm-openbsd.h: New.
12048 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12050 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
12052 2000-07-12 Richard Henderson <rth@cygnus.com>
12054 * reload.c (push_secondary_reload): Make sure to add the new
12055 reload at the end, after acquiring secondary memory.
12057 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12059 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
12061 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
12062 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
12064 * c-parse.in (stmt): Delete unused variables.
12066 * convert.c (convert_to_vector): Likewise.
12068 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
12070 * tree.c (finish_vector_type): Prototype.
12072 2000-07-12 Bruce Korb <bkorb@gnu.org>
12074 * fixinc/fixfixes.c: use xmalloc
12075 * fixinc/fixincl.c(initialize): set program name for xmalloc
12076 * fixinc/fixlib.c(must_malloc): obsolete
12077 (is_cxx_header): no longer used - disabled
12078 (skip_quote): inserted and disabled for future use
12079 * fixinc/fixlib.h: reflects above
12080 * fixinc/fixtests.c: removed dinkleberries
12082 2000-07-12 Neil Booth <NeilB@earthling.net>
12084 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
12085 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
12087 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
12088 struct toklist_dummy): New.
12089 (cpp_free_definition): Free macros with free_macro.
12090 (count_params): Don't save paramter spellings. Save macro
12091 information in a struct macro_info.
12092 (parse_define): Don't allocate a token list.
12093 (save_expansion): Allocate the macro's token list, and
12094 save parameter spellings if necessary. Use TOKEN_SPELL.
12095 (cpp_create_definition): Make list const.
12097 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
12099 * c-typeck.c (pedwarn_c99): Move to
12100 * c-errors.c: ... Here.
12101 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
12102 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
12103 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
12104 (c-errors.o): List dependency.
12106 2000-07-12 Mark Mitchell <mark@codesourcery.com>
12108 * c-parse.c: Remove.
12109 * c-parse.h: Likewise.
12110 * c-parse.y: Likewise.
12111 * objc/objc-parse.c: Likewise.
12112 * objc/objc-pasre.y: Likewise.
12114 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
12116 * gcc.texi: Fix minor typos
12117 * extend.texi: Fix minor typos
12119 2000-07-11 Marc Espie <espie@openbsd.org>
12121 * collect2.c (main): Recognize .lo as object files.
12123 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
12125 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
12128 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
12129 with MAP_ANONYMOUS and MAP_ANON.
12130 * configure, config.in: Rebuilt.
12132 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
12134 * diagnostic.c (save_output_state): Remove.
12135 (restore_output_state): Likewise.
12136 (clear_text_info): New function.
12137 (clear_diagnostic_info): Likewise.
12138 (output_text_length, is_starting_newline, output_prefix,
12139 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
12140 prefixing_policy, output_buffer_ptr_to_format_args): New macros
12141 (set_real_maximum_length, output_set_maximum_length,
12142 output_set_prefix, output_get_prefix, output_set_maximum_length,
12143 output_destroy_prefix, init_output_buffer,
12144 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
12145 output_add_newline, output_add_character, output_add_space,
12146 output_append_r, output_append, wrap_text, output_format,
12147 output_do_printf, output_printf, output_do_verbatim,
12148 output_verbatim, verbatim): Use them.
12149 (output_clear): Split into cleat_text_info and
12150 clear_diagnostic_info.
12151 (struct output_state): Move to...
12153 * diagnostic.h: ...Here
12154 (struct output_buffer): Adjust.
12156 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
12158 * cpplex.c (parse_name): No longer inline (premature optimization).
12159 (do_pop_context): Fold into pop_context.
12160 (pop_context): Returns int.
12161 (lex_next): Hoist test for end of directive into pop_context.
12162 (push_macro_context): Returns int; takes just reader and token.
12163 Hoist test for excessive nesting to caller.
12164 (push_arg_context): Returns void; takes just reader and token.
12165 Do not call stringify_arg or get_raw_token.
12166 (get_raw_token): Convert tail recursion through push_arg_context
12167 to a loop at this level. Call stringify_arg here if appropriate.
12168 (maybe_paste_with_next): Convert tail recursion to a while loop.
12169 Hoist test of paste_level to caller.
12171 (stringify_arg): Push arg context at beginning.
12172 (cpp_get_token): Split out core into _cpp_get_token. Call
12173 process_directive here. Throw away CPP_PLACEMARKER tokens.
12174 (_cpp_get_token): Convert tail recursion through
12175 push_macro_context to a loop at this level.
12176 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
12177 _cpp_get_raw_token): Use _cpp_get_token.
12178 (_cpp_skip_rest_of_line): Drop the context stack directly; do
12179 not call pop_context.
12180 (_cpp_run_directive): Call lex_next directly.
12182 * cpphash.h: Prototype _cpp_get_token.
12183 * cppexp.c (lex): Use it.
12184 * cpphash.c (parse_define): Use it.
12185 * cpplib.c (get_define_node, do_undef, parse_include,
12186 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
12187 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
12188 parse_ifdef, validate_else): Use it.
12189 (cpp_push_buffer): Tweak error message; abort if anyone tries
12190 to push a buffer while macro expansions are stacked.
12192 2000-07-11 Donn Terry <donnte@microsoft.com>
12194 * cpplex.c (free_macro_args, save_token): Cast arg of free
12195 and/or xrealloc to PTR.
12196 (_cpp_init_input_buffer): Clear all fields of the base context.
12198 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
12200 * gensupport.c (process_rtx): Make rtl checking stop
12201 complaining about the define_insn while it is being
12202 converted from a define_insn_and_split.
12204 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
12206 * config/mips/mips.c (simple_memory_operand): Access the
12207 INTVAL of the address, not it's containing MEM.
12209 2000-07-11 Bruce Korb <bkorb@gnu.org>
12211 * fixinc/fixtests.c(double_slash): obsolete
12212 (else_endif_label): likewise
12213 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
12214 (libc1_ifdefd_memx): correct initial comment
12215 and omit the #if/#endif pair from the memxxx declarations
12216 * fixinc/fixincl.x: regen
12218 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12220 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
12222 2000-07-11 Neil Booth <NeilB@earthling.net>
12224 * cpp.texi: Update.
12226 2000-07-11 Neil Booth <NeilB@earthling.net>
12228 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
12229 (handle_option): Set digraphs according to standard.
12230 Merge OPT_lang_c89 handler with OPT_std_c89.
12232 * cpplex.c: (lex_line, can_paste): Honour digraphs in
12233 accordance with the digraphs flag.
12235 * cpplib.h: (struct cpp_options): New option digraphs.
12237 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
12238 Bruce Korb <bkorb@gnu.org>
12240 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
12241 * fixinc/fixincl.x: Regenerate.
12242 * fixinc/tests/base/testing.h: Add testcase.
12244 2000-07-10 Richard Henderson <rth@cygnus.com>
12246 * config/ia64/ia64.c (got_symbolic_operand): New.
12247 (symbolic_operand, move_operand): Revert 0701 change.
12248 * config/ia64/ia64.h (PREDICATE_CODES): Update.
12249 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
12250 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
12251 split the offset into a 14-bit low part instead of a 13-bit low part.
12252 (load_fptr): Mark the mem as unchanging.
12253 (load_symptr): Use got_symbolic_operand.
12255 2000-07-10 Nick Clifton <nickc@cygnus.com>
12257 * libgcc2.c (next_stack_level): Cast result of computation to
12258 (void **) so that the assignment does not generate a warning.
12260 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
12262 * flags.h : Add new variable flag_single_precision_constant.
12263 * toplev.c (display_help) : Add -fsingle-precision-constant option.
12264 (flag_single_precision_constant): New.
12265 * c-lex.c (yylex): Convert floating point constant to single
12266 precision constant.
12267 * invoke.texi : Add documentation for this new option.
12269 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
12271 * diagnostic.c (output_octal): Second parameter is unsigned.
12272 (output_long_octal): Likewise.
12273 (output_hexadecimal): Likewise.
12274 (output_long_hexadecimal): Likewise.
12275 (output_format): Adjust arguments extraction. Tweak.
12276 (output_verbatim, verbatim): End variable argument list.
12277 (report_diagnostic): Improve documentation.
12279 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
12281 * c-common.h (build_stmt): Declare.
12282 (build_continue_stmt): Likewise.
12283 (build_break_stmt): Likewise.
12284 (build_return_stmt): Likewise.
12286 * c-decl.c (do_case): Rewrite to do what previously done in
12289 * c-semantics.c (build_stmt): Define.
12290 (build_return_stmt): Likewise.
12291 (build_break_stmt): Likewise.
12292 (build_continue_stmt): Likewise.
12293 (build_case_label): Likewise.
12295 * c-parse.in (BREAK): Change to build tree, then generate RTL.
12296 (CONTINUE): Likewise.
12297 (RETURN): Likewise.
12299 (DEFAULT): Likewise.
12301 * c-parse.y: Regenerate.
12302 * c-pasre.c: Likewise.
12304 2000-07-09 Jason Merrill <jason@redhat.com>
12306 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
12308 * tree.h (STRIP_NOPS): Check for error_mark_node.
12309 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
12310 (dwarf2out_*): Remove duplicate declarations.
12312 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
12313 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
12315 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
12317 * diagnostic.c (wrap_text): New function.
12318 (maybe_wrap_text): Likewise.
12319 (output_add_string): Use it.
12320 (output_format): Likewise.
12321 (count_error): Use verbatim instead of notice.
12322 (report_error_function): Likewise. Don't use plain fprintf.
12323 (finish_diagnostic): New function.
12324 (output_do_verbatim): Tweak. Commonalize functionalities in
12325 output_verbatim and verbatim.
12326 (output_verbatim): Adjust.
12327 (verbatim): Likewise.
12328 (report_diagnostic): Define.
12330 * diagnostic.h (report_diagnostic): Prototype.
12332 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
12334 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
12336 2000-07-09 Neil Booth <NeilB@earthling.net>
12338 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
12339 IShspace, ISspace: Update.
12341 * cppinit.c: ISTABLE: Update.
12344 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
12345 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
12346 (skip_block_comment, skip_line_comment, parse_string,
12347 lex_line): Use is_vspace rather than IS_NEWLINE.
12348 (skip_whitespace, lex_line): Clean up to use is_nvspace.
12349 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
12351 (lex_next): Unconditionally stop if within a directive.
12352 Treat directives within macro invocations as directives
12353 (after parse_args emits error), not as the argument.
12355 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
12357 * diagnostic.c (diagnostic_args): New macro.
12358 (diagnostic_msg): Likewise.
12359 (output_formatted_integer): Likewise.
12360 (output_state): New data type.
12361 (digit_buffer): Make global.
12362 (output_add_integer): Rename to output_decimal. Squeeze
12364 (output_long_decimal, output_unsigned_decimal,
12365 output_long_unsigned_decimal, output_octal, output_long_octal,
12366 output_hexadecimal, output_long_hexadecimal): New functions.
12367 (output_append_r): New function.
12368 (output_append): Tweak.
12369 (output_flush_on): Rename to output_to_stream.
12370 (output_format): Change prototype. Improve documentation. Handle
12371 more format specifiers.
12372 (build_location_prefix): Rename to context_as_prefix.
12373 (output_notice): Rename to output_do_printf.
12374 (output_printf): Tweak.
12375 (line_wrapper_printf): Likewise.
12376 (vline_wrapper_message_with_location): Adjust call to renamed
12378 (v_message_with_decl): Likewise.
12379 (default_print_error_function): Likewise.
12380 (save_output_state): New function.
12381 (restore_output_state): Likewise.
12382 (output_do_verbatim): Likewise.
12383 (output_verbatim): Define.
12384 (verbatim): Likewise.
12386 * diagnostic.h (printer_fn): Change return type from void to int.
12387 Improve documentation.
12388 (output_add_integer): Rename to output_decimal.
12389 (output_flush_on, output_format): Don't export.
12390 (output_verbatim, verbatim): Declare.
12392 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
12394 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
12395 Check whether c divides op1 exactly if operation is not
12398 2000-07-08 Richard Henderson <rth@cygnus.com>
12400 * final.c (final): Do not abort when reg-stack introduces
12403 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
12405 * cpplib.h (struct cpp_name): Now struct cpp_string.
12406 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
12407 CPP_HEADER_NAME): Change to type S.
12408 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
12409 field, a cpp_hashnode *. All references to val.name updated
12410 to use val.str or val.node as appropriate.
12411 (struct cpp_reader): Add spec_nodes field.
12412 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
12414 * cpphash.h (struct spec_nodes): New.
12415 (enum spell_type): Reorder. Only SPELL_STRING tokens use
12416 val.str. All references to 'spelling > SPELL_NONE' updated to
12419 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
12420 pfile->buffer->inc are not NULL before dereferencing them.
12422 * cpplex.c (parse_name): Take a pointer to the current token,
12423 plus current position and limit as args; return the new
12424 position; don't copy the text of a name into the string
12425 buffer, instead call cpp_lookup and store the node pointer.
12426 If extending a token, copy out the text of the old into a
12427 scratch buffer, append the new, look that up and store the new
12428 node pointer. Inline.
12429 (maybe_paste_with_next): If the result of paste is a NAME,
12430 then look up the pasted text and store its node pointer.
12431 (lex_line): Adjust for new parse_name interface.
12432 Check for L"str", L'str' using spec_nodes->n_L.
12433 (spell_token): SPELL_IDENT tokens have their spelling in
12434 val.node->name. Handle SPELL_STRING tokens that don't have
12436 (_cpp_expand_name_space,
12437 (can_paste): Check for L ## "str" using spec_nodes->n_L.
12438 (cpp_get_token, special_symbol): No need to call cpp_lookup.
12439 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
12440 return 1=equal 0=not, not a tristate.
12442 * cpphash.c (var_args_str): Delete.
12443 (find_param): Compare node fields directly.
12444 (is__va_args__): Use CPP_PEDANTIC. Just compare
12445 token->val.node with spec_nodes->n__VA_ARGS__.
12446 (dump_funlike_macro): Don't use var_args_str.
12448 * cpplib.c (_cpp_check_directive): Just walk through
12449 spec_nodes->dirs comparing pointers.
12450 (get_define_node, do_pragma_poison, detect_if_not_defined,
12451 parse_ifdef): The identifier has already been looked up.
12452 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
12454 (do_if): Only call detect_if_not_defined at beginning of file.
12455 (_cpp_parse_assertion): Only copy string pointers for
12456 SPELL_STRING tokens.
12457 (pragma_dispatch): Take a node pointer and examine its name
12459 (_cpp_init_stacks): Also initialize the spec_nodes structure.
12461 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
12463 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
12464 reverse order from the corresponding _cpp_init_* routines.
12466 * cppexp.c (parse_number, parse_charconst, parse_defined,
12467 lex): Check val.node->type instead of calling cpp_defined.
12468 Use spec_nodes entries where appropriate.
12470 * fix-header.c, scan-decls.c: Update for interface changes.
12472 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
12474 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
12475 emitting aux_truncdfsf2.
12477 2000-07-03 Donn Terry (donnte@microsoft.com)
12479 * cppinit.c (print_help): split overlong line into ISO C89
12482 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
12484 * cppexp.c: Update all code for new lexer interface.
12485 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
12486 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
12487 * cpplex.c (token_names): Trim leading CPP_ from names; make
12488 the strings unsigned.
12489 (_cpp_spell_operator): New.
12490 (is_macro_disabled): Disable all macros if rescanning
12492 (_cpp_get_directive_token): Remove.
12494 * cppinit.c: Don't set no_macro_expand.
12495 * cpplib.c (read_line_number, do_line): Check only for EOF,
12497 * cpphash.h: Update prototypes.
12498 * cpplib.h (CPP_VSPACE): Remove.
12499 (struct cpp_reader): Remove no_macro_expand.
12501 2000-07-08 Neil Booth <NeilB@earthling.net>
12503 * cpphash.c (is__va_args__): New function.
12504 (count_params): Fix line reported in error messages. Use
12505 is__va_args__. Don't return ')' on error. Flag GNU style
12506 rest args macro definitions.
12507 (parse_define): Check macro name is not __VA_ARGS__.
12508 (save_expansion): Check identifier in non-varargs-macro is
12509 not __VA_ARGS__. Don't flag GNU_VARARGS.
12510 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
12511 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
12512 than per-token GNU_VARARGS.
12513 * cpplib.h (GNU_VARARGS): Remove.
12514 (GNU_REST_ARGS): New.
12516 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
12518 * i386.md (call_pop, call, call_value_pop): Do not set
12519 current_function_uses_pic_offset_table for calls to static
12520 functions or indirect calls.
12522 2000-07-07 Jim Wilson <wilson@cygnus.com>
12524 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
12525 is_predicate_reg, then take max write_count of register pair.
12527 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12529 * tradcpp.c (main): Rename label `include' to `add_include' to
12530 avoid conflicts with variable `include' in traditional C.
12532 2000-07-07 Jakub Jelinek <jakub@redhat.com>
12534 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
12536 2000-07-07 Jakub Jelinek <jakub@redhat.com>
12538 * sibcall.c (uses_addressof): Add INMEM argument, check for
12539 current_function_internal_arg_pointer outside of MEM rtxs in addition
12541 (sequence_uses_addressof): Update caller.
12543 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
12545 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
12548 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12550 * system.h (UNION_INIT_ZERO): New macro for initializing union
12551 members in structs.
12553 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
12555 2000-07-07 Neil Booth <NeilB@earthling.net>
12557 * cpp.texi: Update.
12559 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
12561 * final.c (final): Detect out of bounds array access to
12562 the insn_lengths array.
12564 2000-07-07 Kazu Hirata <kazu@hxi.com>
12566 * fold-const.c (fold): Fix a comment typo.
12568 2000-07-07 Neil Booth <NeilB@earthling.net>
12570 * cpp.texi: Update to new lexer.
12572 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
12574 * tradcpp.c: New file.
12575 * tradcif.y: New file.
12576 * tradcif.c: New generated file.
12578 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
12579 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
12580 dependencies of C. Install tradcpp from install-common, in
12583 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
12585 * cppinit.c: Include cppdefault.h. Refer to
12586 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
12587 to GCC_INCLUDE_DIR and its length.
12588 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
12589 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
12590 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
12592 (include_defaults_array): Move to cppdefault.c.
12594 * cppdefault.h: New file.
12595 * cppdefault.c: New file.
12597 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
12598 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
12599 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
12602 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12604 * reload.c (push_reload): When seeing if can reuse a register,
12605 check extra registers against widest of INMODE and OUTMODE.
12607 2000-07-06 Neil Booth <NeilB@earthling.net>
12609 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
12610 based on full length of predicate.
12612 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
12614 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
12615 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
12617 2000-07-05 Kazu Hirata <kazu@hxi.com>
12619 * h8300-proto.h: Fix formatting.
12620 * h8300.c: Likewise.
12621 * h8300.h: Likewise.
12623 2000-07-05 Jim Wilson <wilson@cygnus.com>
12625 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
12628 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
12630 * invoke.texi: Fix minor typos
12631 * md.texi: Fix minor typos
12633 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
12635 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
12637 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
12639 * cpplex.c: Don't include sys/mman.h.
12640 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
12642 * cpplib.c: Include sys/mman.h and obstack.h.
12643 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
12645 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
12646 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
12647 bother freeing if stack entries (they will be freed with their buffer).
12648 (do_endif): Free if stack entries from the buffer obstack.
12649 (push_conditional): Allocate if stack entries from the buffer obstack.
12651 (find_answer): Rename to _cpp_find_answer.
12652 (do_assert, do_unassert): Update.
12654 * cpphash.h: Update prototypes.
12655 (xobnew): New convenience macro.
12656 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
12658 (struct cpp_hashnode): Remove disabled field.
12660 * cppinit.c: Don't include hashtab.h or splay-tree.h.
12661 (report_missing_guard): Moved to cppfiles.c.
12662 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
12664 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
12665 cpp_cleanup_includes. Don't destroy hashtab or
12666 all_include_files here.
12667 (cpp_finish): Use _cpp_report_missing_guards.
12669 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
12670 (_cpp_init_include_table): Rename _cpp_init_includes.
12671 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
12673 * cppexp.c (parse_assertion): Update for new name of
12676 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
12678 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
12680 * cpplib.c (do_ident): s/VSPACE/EOF/
12682 2000-07-05 Neil Booth <NeilB@earthling.net>
12684 * cpplex.c: Fix trigraph replacement within strings.
12686 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12688 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
12690 * xcoffout.c (assign_type_number): Constify.
12691 (xcoffout_source_file): Add static prototype. Don't needlessly
12692 cast away const-ness.
12694 2000-07-04 Jason Merrill <jason@redhat.com>
12696 * frame.h (frame_state): Move base_offset to end.
12698 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
12700 * calls.c (emit_library_call_value_1): Revert previous change.
12702 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
12704 * fix-header.c (struct partial_proto): Remove unnecessary fields.
12705 (recognized_extern, recognized_function, read_scan_file):
12706 Update for new scheme.
12707 (check_protection): It's still a multiple include guard even
12708 if it doesn't always trigger.
12709 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
12711 * scan.h: Declare struct cpp_token. Update prototypes.
12713 2000-07-03 Neil Booth <neilb@earthling.net>
12714 Zack Weinberg <zack@wolery.cumb.org>
12716 Complete overhaul of the lexer and macro expander.
12718 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
12719 arg, arglist, argdata, reflist, collect_objlike_expansion,
12720 collect_funlike_expansion, collect_params,
12721 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
12722 unsafe_chars, macarg, compare_defs, special_symbol,
12723 scan_arguments, stringify, funlike_macroexpand,
12724 _cpp_quote_string, monthnames): Delete.
12725 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
12726 _cpp_create_definition, _cpp_dump_definition,
12727 dump_hash_helper): Adjust.
12728 (find_param, count_params, parse_define, var_args_str,
12729 check_macro_redefinition, save_expansion): New.
12731 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
12732 parse_string, output_line_command, trigraph_replace,
12733 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
12734 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
12735 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
12736 _cpp_skip_rest_of_line): Modify.
12738 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
12739 find_position, null_warning, bump_column, expand_name_space,
12740 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
12741 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
12742 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
12743 _cpp_prescan): Delete.
12745 (dump_param_spelling, process_directive, lex_next,
12746 is_macro_disabled, stringify_arg, expand_context_stack,
12747 output_token, make_string_token, alloc_number_token,
12748 special_symbol, duplicate_token, maybe_paste_with_next,
12749 can_paste, prevent_macro_expansion, restore_macro_expansion,
12750 get_temp_token, release_temp_tokens, quote_string,
12751 token_names, token_spellings, _cpp_expand_name_space,
12752 _cpp_glue_header_name, _cpp_reserve_name_space,
12753 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
12754 placemarker_token, eof_token, cpp_context, macro_args,
12755 get_raw_token, parse_arg, parse_args, save_token,
12756 push_arg_context, push_macro_context, pop_context,
12757 do_pop_context, free_macro_args, _cpp_get_line,
12758 _cpp_run_directive): New.
12760 * cpplib.c (validate_else, parse_include, push_conditional,
12761 pass_thru_directive, read_line_number, parse_ifdef,
12762 detect_if_not_defined, _cpp_check_directive, do_define,
12763 do_undef, do_include, do_import, do_include_next, do_error,
12764 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
12765 top_pragmas, do_pragma_gcc, do_pragma_implementation,
12766 do_pragma_poison, do_pragma_system_header,
12767 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
12768 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
12769 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
12770 cpp_defined): Update for new scheme.
12771 (strtoul_for_line, get_define_node, dump_macro_name,
12772 _cpp_check_linemarker, _cpp_parse_assertion): New.
12773 (_cpp_handle_directive, do_pragma_default): Delete.
12775 * cpphash.h (struct predicate): Now struct answer.
12776 (enum spell_type, struct token_spelling, struct directive,
12777 directive_handler): New.
12778 Update prototypes. Remove unused macros.
12779 * cpplib.h: Update prototypes. Remove unused macros,
12780 structure definitions, and fields.
12782 * cpperror.c (print_containing_files, v_message): Adjust.
12783 * cppexp.c (parse_assertion, lex, parse_escape,
12784 _cpp_parse_expr): Adjust.
12785 * cppfiles.c (open_include_file, _cpp_execute_include,
12786 _cpp_compare_file_date, cpp_read_file, read_include_file):
12788 * cppinit.c (dump_special_to_buffer): Delete.
12789 (append_include_chain, merge_include_chains, cpp_reader_init,
12790 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
12791 cpp_finish, handle_option, print_help): Adjust.
12792 * cppmain.c (main): Adjust.
12794 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
12796 * cppspec.c (lang_specific_driver): Use double quotes in error
12799 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
12801 * calls.c (emit_library_call_value_1): Use valreg instead
12802 of hard_libcall_value.
12804 2000-07-03 Geoff Keating <geoffk@cygnus.com>
12806 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
12807 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
12808 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
12816 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
12817 mode instead of wider_mode is being used.
12819 2000-07-03 Jakub Jelinek <jakub@redhat.com>
12821 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
12822 of 'r'. Use q_regs_operand.
12823 (andsi_1+2): Use q_regs_operand.
12825 2000-07-03 Jakub Jelinek <jakub@redhat.com>
12827 * builtins.c (get_memory_rtx): Always put into alias set 0.
12829 2000-07-03 Nick Clifton <nickc@cygnus.com>
12831 * config/arm/arm.md: Fix post increment and pre increment
12832 peepholes so that they do not generate UNPREDICATBLE opcodes.
12833 (ie ones where the increment clobbers the source/destination).
12835 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
12837 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
12838 change too big for -mtiny-stack" a warning, if larger than 63.
12839 (out_set_stack_ptr): Change the logic so -mno-interrupts is
12840 always safe to use on possible future devices.
12841 (function_prologue): Write SPH before SPL, for consistency.
12842 If interrupt_func_p true, we know we have enabled interrupts.
12843 (avr_num_arg_regs): New function. Round up to even number of
12844 bytes if no -mpack-args or if calling a libgcc function.
12845 (function_arg, function_arg_advance): Use it.
12846 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
12847 Output "movw" if available.
12848 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
12849 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
12850 (asm_output_section_name): Add blanks for consistent output.
12851 (encode_section_info): Set TREE_READONLY for progmem data to
12852 avoid gas warnings about changed section attributes.
12853 (avr_hard_regno_mode_ok): Force non-QImode data to start in
12854 even numbered registers on devices with "movw".
12855 * config/avr/avr.h (MASK_*): Define bits for target_flags.
12856 (TARGET_SWITCHES): Mark help strings for translation.
12857 Add new -mpack-args and -menhanced switches.
12858 (TARGET_OPTIONS): Mark help strings for translation.
12859 (progmem_section): Add section attributes.
12860 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
12861 Output "movw" if available.
12862 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
12864 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
12865 call convention (arguments aligned on even registers).
12866 (_cleanup, _exit): Make weak symbols libc can override.
12868 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12870 * fp-bit.h: New file.
12872 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
12873 Comment #endif statements.
12874 (__thenan_sf, __thenan_df): Add missing braces around initializer.
12876 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
12878 * gcse.c (compute_pre_data): Compute ae_kill using other local
12879 properties instead of calling compute_ae_kill.
12881 * alias.c (init_alias_analysis): Do not call
12882 prologue_epilogue_contains until after reload has completed.
12884 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
12886 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
12887 (genrtl_finish_compound_stmt): Likewise.
12888 (genrtl_compound_stmt): Change to return void.
12890 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
12891 move code from here to ...
12892 (genrtl_compound_stmt): ... here.
12893 (genrtl_finish_compound_stmt): Remove.
12894 (expand_stmt): Add comment.
12896 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
12898 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
12901 2000-07-02 Jakub Jelinek <jakub@redhat.com>
12903 * cpplib.h (struct cpp_reader): New field include_depth.
12904 (struct cpp_printer): Rename last_bsd to last_id.
12905 * cppfiles.c (read_include_file): Bump include_depth.
12906 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
12907 (output_line_command): Output correct #line if a header
12908 is including itself and is not protected against multiple inclusion.
12909 Use include_depth instead of buffer_stack_depth, last_id instead of
12911 * cppinit.c (cpp_start_read): Initialize last_id instead of
12914 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
12916 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
12917 (c-semantics.o): New target.
12919 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
12920 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
12921 (genrtl_clear_out_block): Likewise.
12922 (genrtl_goto_stmt): Likewise.
12923 (genrtl_expr_stmt): Likewise.
12924 (genrtl_decl_stmt): Likewise.
12925 (genrtl_if_stmt): Likewise.
12926 (genrtl_while_stmt): Likewise.
12927 (genrtl_do_stmt): Likewise.
12928 (genrtl_return_stmt): Likewise.
12929 (genrtl_for_stmt): Likewise.
12930 (genrtl_break_stmt): Likewise.
12931 (genrtl_continue_stmt): Likewise.
12932 (genrtl_scope_stmt): Likewise.
12933 (genrtl_switch_stmt): Likewise.
12934 (genrtl_case_label): Likewise.
12935 (genrtl_begin_compound_stmt): Likewise.
12936 (gerntl_finish_compound_stmt): Likewise.
12937 (genrtl_compound_stmt): Likewise.
12938 (genrtl_asm_stmt): Likewise.
12939 (genrtl_decl_cleanup): Likewise.
12940 (DECL_ANON_UNION_ELEMS): Likewise.
12941 (emit_local_var): Likewise.
12942 (make_rtl_for_local_static): Likewise.
12943 (expand_cond): Likewise.
12944 (expand_stmt): Likewise.
12945 (c_expand_return): Likewise.
12946 (c_expand_start_case): Likewise.
12947 (do_case): Likewise.
12948 (COMPOUND_STMT_NO_SCOPE): Likewise.
12949 (c_expand_asm_operands): Likewise.
12950 (NEW_FOR_SCOPE_P): New macro.
12951 (expand_expr_stmt_fn): New type.
12953 (set_current_function_name_declared): Likewise.
12954 (current_function_name_declared): Likewise.
12955 (lang_expand_stmt): Likewise.
12956 (stmts_are_full_exprs_p): Likewise.
12957 (anon_aggr_type_p): Likewise.
12958 (lang_expand_expr_stmt): Likewise.
12959 (build_case_label): Likewise.
12961 * c-decl.c (lang_expand_expr_stmt): Initialize.
12962 (stmts_are_full_exprs_p): Define.
12963 (current_function_name_declared): Likewise.
12964 (do_case): Likewise.
12965 (lang_expand_stmt): Likewise.
12966 (set_current_function_name_declared): Likewise.
12967 (anon_aggr_type_p): Likewise.
12969 * c-semantics.c: New file.
12970 (expand_cond): Moved from cp/semantics.c.
12971 (genrtl_do_pushlevel): Likewise.
12972 (genrtl_clear_out_block): Likewise.
12973 (genrtl_goto_stmt): Likewise.
12974 (genrtl_expr_stmt): Likewise.
12975 (genrtl_decl_stmt): Likewise.
12976 (genrtl_if_stmt): Likewise.
12977 (genrtl_while_stmt): Likewise.
12978 (genrtl_do_stmt): Likewise.
12979 (genrtl_return_stmt): Likewise.
12980 (genrtl_for_stmt): Likewise.
12981 (genrtl_break_stmt): Likewise.
12982 (genrtl_continue_stmt): Likewise.
12983 (genrtl_scope_stmt): Likewise.
12984 (genrtl_switch_stmt): Likewise.
12985 (genrtl_case_label): Likewise.
12986 (genrtl_begin_compound_stmt): Likewise.
12987 (genrtl_finish_compound_stmt): Likewise.
12988 (genrtl_compound_stmt): Likewise.
12989 (genrtl_asm_stmt): Likewise.
12990 (genrtl_decl_cleanup): Likewise.
12991 (make_rtl_for_local_static): Moved from cp/decl.c.
12992 (emit_local_var): Likewise.
12993 (expand_stmt): Define.
12995 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
12996 (c_expand_return): Likewise.
12997 (c_expand_start_case): Likewise.
12999 2000-07-01 Richard Henderson <rth@cygnus.com>
13001 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
13002 with the low 13 bits set.
13003 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
13004 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
13005 of the low 13 bits into a CONST plus an adddi3.
13006 (load_symptr): Set RTX_UNCHANGING_P.
13008 See ChangeLog.3 for earlier changes.