1 2000-11-19 Richard Henderson <rth@redhat.com>
3 * c-decl.c (grokdeclarator): Support flexible array members.
4 Use open-ended ranges for these and zero-length arrays.
5 * c-typeck.c (push_init_level): Validate the context of
6 initialization of a zero-length array.
7 * tree.c (int_fits_type_p): Be prepared for missing bounds.
8 * varasm.c (array_size_for_constructor): New.
9 (output_constructor): Use it for arrays of unspecified length.
10 * extend.texi (Zero Length): Mention C99 flexible array members.
11 Document initialization in a top-level struct as valid.
13 2000-11-19 Joseph S. Myers <jsm28@cam.ac.uk>
15 * config.gcc, invoke.texi: Fix errors in spelling of "deprecated".
17 * alias.c (mems_in_disjoint_alias_sets_p): Do use alias sets in
18 stdarg and varargs functions.
20 2000-11-19 Zack Weinberg <zack@wolery.stanford.edu>
22 * gcc.c (process_command): Define 'j' variable when
23 MODIFY_TARGET_NAME is defined.
25 2000-11-19 Richard Henderson <rth@redhat.com>
27 * stor-layout.c (variable_size): Only put SAVE_EXPRs on pending_sizes.
29 2000-11-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
31 * rs6000/rs6000.c (rs6000_encode_section_info): Fix string length
32 calculation and allocation.
34 2000-11-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
36 * builtins.c (c_getstr): Constify variable.
37 * gmon-sol2.c (_mcleanup): Comment out #endif labels.
38 * conflict.c (const_conflict_graph_arc): New typedef.
39 (arc_hash, arc_eq): Avoid needlessly casting away const-ness.
40 * cppmacro.c (builtin_macro): Likewise.
41 * dwarf2out.c (output_comp_unit): Constify variable.
42 * fix-header.c (v_fatal): Add ATTRIBUTE_PRINTF.
43 * protoize.c (IS_SAME_PATH_CHAR): Use TOUPPER, not toupper.
44 * ssa.c (ssa_rename_from_hash_function): Avoid needlessly casting
46 * tradcpp.c (rescan, do_line, macroexpand, macarg): Use
47 ISALNUM/ISDIGIT/ISPRINT, not isalnum/isdigit/isprint.
48 * varasm.c (const_str_htab_hash, const_str_htab_eq,
49 compare_constant_1, record_constant_1): Constify.
51 2000-11-18 Richard Henderson <rth@redhat.com>
53 * c-decl.c (grokdeclarator): Special case the creation of an
54 index for a zero-length array.
55 * tree.c (build_index_type): Revert Oct 20 change.
57 2000-11-18 Marek Michalkiewicz <marekm@linux.org.pl>
59 * config/avr/avr-protos.h (avr_output_addr_vec_elt): Prototype.
60 * config/avr/avr.c (jump_tables_size): New variable.
61 (function_prologue): Initialize it as 0.
62 (function_epilogue): Add it to function_size.
63 (avr_output_addr_vec_elt): New function. Count words in jump
64 tables in jump_tables_size. Move code ...
65 * config/avr/avr.h (ASM_OUTPUT_ADDR_VEC_ELT): ... from here.
66 Call avr_output_addr_vec_elt instead.
67 * config/avr/avr.md (tablejump): Remove disabled define_expand.
69 2000-11-18 Mark Mitchell <mark@codesourcery.com>
71 * configure.in: Make --enable-new-gxx-abi the default.
72 * configure: Likewise.
74 2000-11-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
76 * Makefile.in (tradcpp.o, tradcif.o): Depend on tradcpp.h.
78 * tradcif.y: Include tradcpp.h. Constify. Make functions static.
79 Move extern function declarations to tradcpp.h.
81 * tradcpp.c: Likewise.
83 * tradcpp.h: New file.
85 2000-11-18 Joseph S. Myers <jsm28@cam.ac.uk>
87 * c-decl.c (check_for_loop_decls): New function.
88 * c-parse.in (for_init_stmt): New.
89 (select_or_iter_stmt): Use for_init_stmt.
90 * c-tree.h (check_for_loop_decls): New declaration.
92 2000-11-18 Neil Booth <neilb@earthling.net>
94 * cppinit.c: Update comments.
95 (cpp_reader_init): Make -imacro and -include use the standard
96 #include "" search path.
97 (do_includes): New function.
99 2000-11-18 Ben Elliston <bje@redhat.com>
101 * config/sh/crt1.asm (start_l): Move PC-relative move instruction
102 out of a branch delay slot.
104 2000-11-17 Richard Henderson <rth@redhat.com>
106 * config/alpha/elf.h (PREFERRED_DEBUGGING_TYPE): Set to DWARF2_DEBUG.
107 (ASM_SPEC): Disable and enable .mdebug based on -gstabs.
108 (ASM_FILE_START): Only write out ecoff .file directive if
109 emitting mdebug debugging.
111 2000-11-17 Richard Henderson <rth@redhat.com>
113 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): New. Detect
114 whether as accepts .file/.loc and produces dwarf2 line info.
115 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Default on if
116 the assembler supports it.
117 * config.in, configure: Regenerate.
119 2000-11-17 Richard Henderson <rth@redhat.com>
121 * fixinc/mkfixinc.sh: Don't disable fixincludes for any linux*.
123 2000-11-17 Jim Wilson <wilson@redhat.com>
125 * config/ia64/ia64.c (emit_insn_group_barriers, case CALL_INSN):
126 Don't clear need_barrier is next_insn is a CALL_INSN, or has
127 instruction type B or UNKNOWN.
129 2000-11-17 Neil Booth <neilb@earthling.net>
131 * cpperror.c (print_file_and_line): Don't display line number if 0.
133 2000-11-17 Zack Weinberg <zack@wolery.stanford.edu>
135 * ggc.h: Delete ggc_add_string_root and ggc_mark_string. Add
136 digit_vector and digit_string.
137 * stringpool.c (digit_vector): New.
138 (ggc_alloc_string): Use digit_string.
140 * stmt.c (digit_strings): Delete.
141 (init_stmt): Do not initialize digit_strings.
142 (expand_asm_operands): Use ggc.h's digit_string macro.
143 * toplev.c (mark_file_stack): Delete.
144 (compile_file): Don't call init_tree_codes.
145 (main): No need to make the file stack a GC root.
146 * tree.c (init_tree_codes): Delete.
147 * tree.h (init_tree_codes): Delete.
149 * c-lex.c: Don't include ggc.h.
150 (mark_splay_tree_node, mark_splay_tree): Delete.
151 (init_c_lex): No need to ggc_strdup string constant. Don't add
152 file_info_tree to GGC roots.
153 (cb_enter_file, cb_rename_file): No need to ggc_strdup
156 * Makefile.in (c-lex.o): No longer depends on $(GGC_H).
158 * dbxout.c (dbxout_init),
159 dwarf2out.c (dwarf2out_line),
160 ggc-common.c (ggc_mark_rtx_children, ggc_mark_trees),
161 varasm.c (mark_const_hash_entry, mark_pool_constant, init_varasm_once),
162 xcoffout.c (xcoffout_source_file),
163 i386.c (load_pic_register):
164 Delete call(s) to ggc_add_string_root and/or ggc_mark_string.
166 * except.c (create_rethrow_ref),
167 profile.c (init_edge_profiler),
168 toplev.c (compile_file),
169 varasm.c (named_section, assemble_static_space,
170 assemble_trampoline_template, output_constant_def, force_const_mem),
171 i386.c (load_pic_register),
172 ia64.c (ia64_encode_section_info),
173 rs6000.c (rs6000_emit_load_toc_table, create_TOC_reference,
174 rs6000_emit_prologue, rs6000_emit_epilogue),
175 rs6000.md (load_toc_aix_si, load_toc_aix_di):
176 Change ggc_alloc_string (var, -1) to ggc_strdup (var).
178 * profile.c (output_func_start_profiler),
180 i386.c (load_pic_register): No need to ggc_strdup string constant.
182 2000-11-17 Hans-Peter Nilsson <hp@axis.com>
184 * Makefile.in (config.status): Depend on config.gcc.
185 * configure.in <for machine in $build $host $target>: Move
186 contents of loop into config.gcc, removing autoconf quoting.
187 Fix changequote bug for alpha*-*-vxworks*.
188 * configure: Regenerate.
191 2000-11-16 Zack Weinberg <zack@wolery.stanford.edu>
193 * c-parse.in (if_prefix): Find the filename and line number at
194 $-2 and $-1 respectively.
195 * diagnostic.c (error_recursion): Add missing newline, use
196 fputs, translate string.
198 2000-11-16 Zack Weinberg <zack@wolery.stanford.edu>
200 * stringpool.c: New file.
201 * ggc-common.c (ggc_mark_string_ptr, ggc_add_string_root): Delete.
202 (ggc_alloc_string): Now in stringpool.o.
203 * ggc-page.c, ggc-simple.c: Do not define or allocate empty_string.
204 * ggc.h: Delete prototype of ggc_add_string_root. #define
205 ggc_add_string_root and ggc_mark_string to nothing. Prototype
206 init_stringpool and stringpool_statistics.
207 (ggc_alloc_string): Returns a const char *.
208 * tree.c (hash_table, do_identifier_warnings): Delete.
209 (init_obstacks): Don't initialize the identifier hash table.
210 (get_identifier, maybe_get_identifier, start_identifier_warnings,
211 set_identifier_size): Now in stringpool.c.
212 * tree.h (struct tree_string): Constify pointer field.
213 (approx_sqrt): Prototype.
215 * Makefile.in (stringpool.o): Add rule, mention in OBJS.
217 * toplev.c (approx_sqrt): New function.
218 (compile_file): Call stringpool_statistics if mem_report is on.
219 (main): Call init_stringpool.
221 * builtins.c (c_strlen), c-decl.c (finish_decl), c-lex.c
222 (process_directive), c-typeck.c (constructor_asmspec, struct
223 initializer_stack, start_init), except.c (create_rethrow_ref),
224 stmt.c (digit_strings), toplev.c (decode_f_option), tree.c
225 (built_in_filename), varasm,c (in_named_name,
226 assemble_static_space, struct constant_descriptor, struct
227 deferred_string, struct pool_constant, force_const_mem),
228 i386.c (pic_label_name, global_offset_table_name), rs6000.c
229 (rs6000_emit_prologue, rs6000_emit_epilogue) : Constify a char *.
231 * c-common.c (combine_strings): Combine strings in scratch
232 buffer, then pass to build_string.
233 * optabs.c (init_libfuncs), profile.c (init_edge_profiler,
234 output_func_start_profiler), stmt.c (init_stmt), alpha.c
235 (alpha_need_linkage), arm.c (arm_encode_call_attribute),
236 i386.c (load_pic_register), ia64.c (ia64_encode_section_info),
237 rs6000.c (rs6000_encode_section_info): Create string in
238 scratch buffer, then pass to ggc_alloc_string.
240 * stmt.c (expand_asm_operands): If we must adjust the
241 constraint strings, do so by creating a new one, not by
242 modifying the old one in place. Constify some char *s.
243 * config/pa/pa.c (hppa_encode_label): Drop unnecessary second
244 argument. Create string in scratch buffer, then pass to
246 * config/pa/pa-protos.h: Update prototype.
247 * config/pa/elf.h, config/pa/pa.h, config/pa/som.h:
248 hppa_encode_label takes only one argument.
250 2000-11-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
252 * mcore.c (mcore_expand_prolog): Call xmalloc/xrealloc, not
255 * cpplib.c (glue_header_name): Likewise.
257 * fixincl.c (run_compiles, start_fixer): Likewise.
259 * fixlib.c (load_file_data): Likewise.
261 * mkdeps.c (munge): Likewise.
263 2000-11-17 Hans-Peter Nilsson <hp@axis.com>
265 * defaults.h [EH_FRAME_SECTION_ASM_OP] (EH_FRAME_SECTION): Remove
266 trailing ';'. Fix formatting.
268 2000-11-16 Jim Wilson <wilson@redhat.com>
270 * config/ia64/ia64.h (MASK_INLINE_DIV_LAT, MASK_INLINE_DIV_THR):
271 Shift masks left by one to avoid conflict.
273 * config/ia64/ia64.c (ia64_encode_section_info): Disallow decls with
276 2000-11-16 Nick Clifton <nickc@redhat.com>
278 * config/arm/arm.c (output_arm_prologue): Note nested functions.
279 (arm_expand_prologue): For nested functions preserve the
280 static chain register during stack frame creation.
282 * config/arm/arm.h (STATIC_CHAIN_REGNUM): Change to 12.
283 (ARM_INITIAL_FRAME_ELIMINATION_OFFSET): For a nested function
284 with a stack frame there is a 4 byte gap between the arg
285 pointer and the hard frame pointer (used to preserve the
286 static chain register during stack frame creation).
288 2000-11-16 DJ Delorie <dj@redhat.com>
290 * rtl.c (read_rtx): Provide suitable names for unnamed
291 define_insn and define_insn_and_split patterns, based on file
294 2000-11-15 Neil Booth <neilb@earthling.net>
296 * cpplib.c (start_directive, end_directive): New functions.
297 (_cpp_handle_directive, run_directive): Use them.
298 (_cpp_handle_directive): Don't -Wtraditional on indented
300 (_cpp_push_buffer): Don't re-clear was_skipping.
301 * cpplib.h (struct cpp_reader): New member la_saved.
302 * cppmacro.c (cpp_get_token): Don't interpret _Pragma in
305 gcc.dg/cpp/_Pragma1.c: Update.
306 gcc.dg/cpp/_Pragma2.c: New test.
308 2000-11-15 Mark Mitchell <mark@codesourcery.com>
310 * toplev.c (wrapup_global_declarations): Don't write out
311 artificial static variables that aren't needed.
313 2000-11-15 Bernd Schmidt <bernds@redhat.co.uk>
315 * ia64.c (struct group): New structure.
316 (last_group): New static array.
317 (group_idx): New static variable.
318 (emit_group_barrier_after, errata_find_address_regs, errata_emit_nops):
319 New static functions.
320 (emit_insn_group_barriers): Initialize and keep track of group_idx
322 Call errata_emit_nops if TARGET_B_STEP or TARGET_A_STEP.
323 Replace all calls to emit_insn_after that emit a group barrier to use
324 emit_group_barrier_after.
325 * ia64.h (MASK_B_STEP): New.
326 (other MASK_XXX macros): Renumbered.
327 (TARGET_B_STEP): New.
328 (TARGET_SWITCHES): Add -mb-step.
330 2000-11-15 Fred Fish <fnf@be.com>
332 * fixinc/mkfixinc.sh (fixincludes): Add *-*-beos* to list of
333 machines for which fixincludes is not needed.
334 * config/i386/x-beos (STMP_FIXPROTO): Don't run fixproto.
336 2000-11-15 Jason Merrill <jason@redhat.com>
338 * diagnostic.c (finish_abort): New fn.
339 (fancy_abort, error_recursion): Use it.
340 * toplev.c (crash_signal): Likewise.
341 * diagnostic.h: Declare it.
343 2000-11-13 Andrew Haley <aph@redhat.com>
345 * tree.c (build_type_no_quals): New function.
346 * tree.h (build_type_no_quals): Declare.
347 * c-common.c (c_get_alias_set): When considering type
348 compatibility for pointer types, ignore cv-qualifiers anywhere in
351 2000-11-15 Graham Stott <grahams@redhat.com>
353 * regrename.c (scan_rtx_rtx): Skip to the next chain on
354 encountering a terminated chain.
356 2000-11-14 Mark Mitchell <mark@codesourcery.com>
358 * configure.in: Move check for V3 above check for C++ header-file
360 * configure: Regenerated.
362 2000-11-14 DJ Delorie <dj@redhat.com>
364 * config/v850/v850.c: Remove obstacks.
366 Tue Nov 14 21:54:31 2000 Marek Michalkiewicz <marekm@linux.org.pl> & Denis Chertykov <denisc@overta.ru>
368 * config/avr/avr.c (avr_case_values_threshold): New.
369 (avr_override_options): Set it depending on options, make it large
370 when not optimizing to work around "unable to generate reloads".
372 * config/avr/avr.h (TARGET_SWITCHES): Add -mno-tablejump option.
373 (EXTRA_SECTION_FUNCTIONS): Make the .progmem.gcc_sw_table section
374 executable if not AVR_MEGA. Make sure jump tables are word-aligned.
375 (JUMP_TABLES_IN_TEXT_SECTION): Define as 0, not 1.
376 (ASM_OUTPUT_ADDR_VEC_ELT): Optimize, use "rjmp" if not AVR_MEGA.
377 (avr_case_values_threshold): Declare as extern int.
378 (CASE_VALUES_THRESHOLD): Define as avr_case_values_threshold.
380 * config/avr/avr.md (tablejump): Removed.
381 (*tablejump_rjmp): New for jump tables made from "rjmp" instructions.
382 (*tablejump_lib, *tablejump_enh, *tablejump): Change to expect the
383 index in the table, not multiplied by 2.
384 (casesi): Change to match the above insns. Always enable.
386 * config/avr/libgcc.S (__tablejump__): Rename to __tablejump2__.
387 Change to expect the word address of the table, multiply it by 2
388 here and not in the caller. Change "adiw" to faster "inc".
390 2000-11-14 Neil Booth <neilb@earthling.net>
392 * cppexp.c (parse_defined): Call cpp_get_token not
395 * cpplex.c (cpp_output_line): Similarly.
396 * cpplib.c (glue_header_name, do_line, do_ident,
397 parse_answer, parse_assertion): Similarly.
398 (_cpp_handle_diretive): Don't save to lookaheads
399 when processing directives.
400 * cppmacro.c (parse_arg, expand_arg): Call cpp_get_token not
402 (funlike_invocation_p): Don't save to lookaheads
403 when pre-expanding arguments.
404 (_cpp_get_token): Delete.
405 (cpp_get_token): Merge contents of _cpp_get_token.
407 2000-11-14 Jakub Jelinek <jakub@redhat.com>
409 * builtins.c (expand_builtin_setjmp): Set
410 current_function_calls_setjmp.
411 (expand_builtin_longjmp): Set current_function_calls_longjmp.
413 * config/sparc/sparc.md (builtin_setjmp_setup): New expand.
414 (do_builtin_setjmp_setup): New insn.
416 Tue Nov 14 12:34:56 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
418 * tree.c (get_unwidened): Use host_integerp and tree_low_cst.
419 (int_fits_type_p): For variable bounds, call force_fit_type.
421 2000-11-14 Jakub Jelinek <jakub@redhat.com>
423 * varasm.c (struct deferred_string): New structure.
424 (const_str_htab): New variable.
425 (STRHASH): New macro.
426 (mark_const_str_htab_1, mark_const_str_htab, const_str_htab_hash,
427 constr_str_htab_eq, const_str_htab_del): New functions.
428 (output_constant_def): Add DEFER argument, defer string
429 constants until mark_constant_pool time if requested.
430 (mark_constant_pool): Walk the insn chain even if const_str_htab is
432 (mark_constants): If a SYMBOL_REF for deferred string is found,
433 output it and remove from hash table.
434 (output_addressed_constants): Set DEFER to 0 in call to
436 * rtl.h (STRING_POOL_ADDRESS_P): Define.
437 (output_constant_def): Adjust prototype.
438 * expr.c (expand_expr): Set DEFER to 1 in call to output_constant_def.
440 2000-11-14 Chandrakala Chavva <cchavva@redhat.com>
442 * optabs.c (expand_complex_ab):: Use overflow-trapping optabs for
443 signed types if flag_trapv.
445 2000-11-14 Zack Weinberg <zack@wolery.stanford.edu>
447 * tradcpp.c, tradcif.y: Update FSF mailing address, delete
450 2000-11-14 Joseph S. Myers <jsm28@cam.ac.uk>
452 * c-common.h (CTI_C_SIZE_TYPE): Update comment.
454 2000-11-14 Jakub Jelinek <jakub@redhat.com>
456 * varasm.c (struct varasm_status): Change x_const_rtx_sym_hash_table
457 to array of pool_constnat pointers.
458 (struct pool_constant): Add next_sym and label members.
459 (struct pool_sym): Remove.
460 (init_varasm_status): Change pool_sym into pool_constant.
461 (mark_pool_constant): Mark pc->label string as well.
462 (mark_pool_sym_hash_table): Remove.
463 (mark_varasm_status): Remove it from caller as well.
464 (free_varasm_status): Don't free pool_sym structures.
465 (force_const_mem): Don't allocate pool_sym structure, instead
466 fill pool->label and chain it into rtx_sym hash table.
467 (find_pool_constant, mark_constant_pool): Use pool_constant instead
470 2000-11-14 Jakub Jelinek <jakub@redhat.com>
472 * reload1.c (emit_input_reload_insns): Honour forcing of constants
473 into memory by PREFERRED_RELOAD_CLASS NO_REGS.
475 2000-11-14 Michael Matz <matzmich@cs.tu-berlin.de>
477 * dominance.c: New file.
478 * Makefile.in (OBJS): Add dominance.o.
480 * flow.c (compute_flow_dominators): Remove.
481 (compute_immediate_dominators): Remove.
482 (compute_immediate_postdominators): Remove.
483 * basic-block.h: Remove their prototypes.
484 (calculate_dominance_info): Add prototype.
486 * dce.c (eliminate_dead_code): Change calls to above functions.
487 Don't compute dominators but only immediate dominators.
488 * flow.c (flow_loops_find): Change callers.
489 * gcse.c (compute_code_hoist_data): Likewise.
490 * haifa-sched.c (schedule_insns): Likewise.
491 * ifcvt.c (if_convert): Likewise.
492 * ssa.c (convert_to_ssa): Likewise, and only compute immediate
495 2000-11-14 Richard Henderson <rth@redhat.com>
497 * stmt.c (warn_if_unused_value): Don't warn if the expression
500 * c-typeck.c (c_sizeof): Fold result to c_size_type_node.
501 (c_sizeof_nowarn, c_alignof, c_alignof_expr): Likewise.
503 2000-11-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
505 * loop.c (basic_induction_var): Revert accidental checkin.
507 2000-11-13 Hans-Peter Nilsson <hp@axis.com>
509 * c-lex.c (cb_leave_file): Harmonize conditions and order of
510 statements to those of process_directive for (action == act_pop).
512 * collect2.c (main): Pass on -B options from COLLECT_GCC_OPTIONS.
514 * local-alloc.c (equiv_init_movable_p): References to CC0 are not
517 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
519 * c-parse.in (stmts_and_decls): Deprecate use of label at end of
522 2000-11-13 Neil Booth <neilb@earthling.net>
524 * cpplex.c (_cpp_lex_token): CPP_COMMENT and true CPP_EOF
525 cases return without MI check.
526 * cpplib.c (do_diagnostic): Take boolean of whether to
527 print the directive name.
528 (do_error, do_warning): Update.
529 (do_pragma_dependency): Use it.
530 * cpplib.h (VARARGS_FIRST): Delete.
531 (struct cpp_token): Delete integer.
532 * cppmacro.c (enter_macro_context): Move disabled check
534 (_cpp_get_token): Simplify into a single loop.
536 2000-11-13 Richard Earnshaw <rearnsha@arm.com>
538 * configure.in: Use 'test -f' not '[ -e'.
539 * configure: Regenerated.
541 2000-11-13 DJ Delorie <dj@redhat.com>
543 * config/mn10300/mn10300.md (store_movm): Note which registers are
544 really used or clobbered.
546 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
548 * c-parse.in (ends_in_label): Remove from %union and %type.
549 (decls, stmts, lineno_stmt_or_labels, xstmts,
550 lineno_stmt_or_label, stmt_or_label): Remove.
551 (stmts_and_decls, lineno_stmt_decl_or_labels_ending_stmt,
552 lineno_stmt_decl_or_labels_ending_decl,
553 lineno_stmt_decl_or_labels_ending_label,
554 lineno_stmt_decl_or_labels_ending_error,
555 lineno_stmt_decl_or_labels, compstmt_contents_nonempty,
556 lineno_stmt, lineno_label): New.
557 (compstmt_nostart): Use compstmt_contents_nonempty.
559 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
561 * c-common.c (boolean_increment): New function.
562 * c-common.h (enum c_tree_index): Add CTI_C_BOOL_TYPE,
563 CTI_C_BOOL_TRUE and CTI_C_BOOL_FALSE.
564 (c_bool_type_node, c_bool_true_node, c_bool_false_node): Define.
565 (boolean_increment): Declare.
566 * c-convert.c (convert): Allow for BOOLEAN_TYPE.
567 * c-decl.c (init_decl_processing): Create boolean nodes.
568 (finish_struct): Allow for _Bool bitfields.
569 * c-parse.in (reswords): Add _Bool.
570 (rid_to_yy): Allow for RID_BOOL.
571 * c-typeck.c (default_conversion): Make booleans promote to int.
572 (convert_arguments, build_unary_op, build_modify_expr,
573 convert_for_assignment): Allow for booleans.
574 * ginclude/stdbool.h: Make conforming to C99.
576 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
578 * c-parse.in (c99_block_start, c99_block_end,
579 c99_block_lineno_labeled_stmt): New.
580 (simple_if, do_stmt_start): Use c99_block_lineno_labeled_stmt.
581 (stmt): Split off selection and iteration statements into...
582 (select_or_iter_stmt): New. Use c99_block_lineno_labeled_stmt.
584 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
586 * invoke.texi (-Wtrigraphs, -fdump-translation-unit, -save-temps,
589 2000-11-13 Richard Earnshaw <rearnsha@arm.com>
591 * arm.md (mulsidi3adddi, umulsidi3adddi): Revert previous change.
592 Rewrite to avoid use of match_dup. Don't try to tie registers that
593 are not in the same mode.
595 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
597 * invoke.texi: Update lists of languages and suffixes supported.
599 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
601 * configure.in: Take toplevel configure arguments from the
602 environment to create configargs.h and substitute
603 gcc_config_arguments, taking account of any existing configargs.h
605 * configure: Regenerate.
606 * gccbug.in: Include toplevel configure arguments in gccbug.
608 2000-11-13 Richard Earnshaw <rearnsha@arm.com>
610 * varasm.c (struct constant_descriptor): Put CONTENTS inside a
611 union to make it well-aligned. Update all uses.
613 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
615 * c-parse.in (initelt): Give appropriate pedantic warnings,
616 depending on flag_isoc99, for non-ISO syntax and for C99 syntax
618 (designator): If pedantic, pedwarn for a designator specifying a
620 * c-typeck.c (set_init_index, set_init_label): Don't pedwarn for
622 * extend.texi: Document the C99 syntax as the preferred syntax,
623 and the pre-2.5 syntax as obsolete. Mention use of designator
624 lists for nested subobjects.
626 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
628 * diagnostic.c (vbuild_message_string, output_do_printf, vnotice):
629 Add ATTRIBUTE_PRINTF.
630 * tradcpp.c (v_message, warning, error, fatal, error_with_line):
631 Add ATTRIBUTE_PRINTF*.
633 2000-11-12 Mark Mitchell <mark@codesourcery.com>
635 * function.c (assign_parms): When calling put_var_into_stack, make
636 sure that there are no hidden pending sequences.
638 2000-11-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
640 * builtins.c (expand_builtin): Handle BUILT_IN_INDEX and
641 BUILT_IN_RINDEX. Add missing checks for BUILT_IN_STRCHR and
644 * builtins.def (BUILT_IN_INDEX, BUILT_IN_RINDEX): New entries.
646 * c-common.c (c_common_nodes_and_builtins): Declare index and
647 rindex when nonansi builtins are allowed.
649 * extend.texi (index, rindex): Document new builtins.
651 2000-11-12 Mark Mitchell <mark@codesourcery.com>
653 * configure.in: Turn on libstdc++ V3 by default.
654 * configure: Regenerated.
656 * fixinc/mkfixinc.sh: Use the ordinary fixincludes on Solaris.
658 2000-11-12 Jakub Jelinek <jakub@redhat.com>
660 * reload1.c (set_label_offsets): Go inside of PARALLELs.
662 2000-11-12 Joseph S. Myers <jsm28@cam.ac.uk>
664 * invoke.texi: Clean up option summary.
666 2000-11-12 Nick Clifton <nickc@redhat.com>
668 * config/mcore/mcore.c: Fix comment formating, and adjust sequence
671 2000-11-12 Marc Espie <espie@openbsd.org>
673 * configure.in: Fix filds test.
676 2000-11-12 Mark Mitchell <mark@codesourcery.com>
678 * jump.c (delete_computation): Don't assume that just becuase an
679 instruction sets a register, that register is dead.
681 2000-11-12 Neil Booth <neilb@earthling.net>
683 * cppexp.c: Don't worry about pfile->skipping.
684 * cpplib.c (struct if_stack): Make was_skipping unsigned char.
685 (cpp_handle_directive): Save pfile->skipping in struct cpp_buffer
686 for handled directives.
687 (skip_rest_of_line): Use _cpp_lex_token after popping contexts
688 and releasing lookaheads.
689 (do_ifdef, do_ifndef, do_if): Use buffer->was_skipping.
690 (do_else, do_elif, push_conditional): Update logic.
691 (do_endif): Set buffer->was_skipping rather than pfile->skipping.
692 (unwind_if_stack): Inline into cpp_pop_buffer.
693 (cpp_push_buffer): Clear ifs->was_skipping for cpp_handle_directive.
694 * cpplex.c (_cpp_lex_token): Clear skipping on EOF. Handle
695 multiple-include optimisation.
696 * cpplib.h (struct cpp_buffer): New member was_skipping.
697 * cppmacro.c (_cpp_get_token): Loop whilst pfile->skipping. This
698 works because skipping == 0 in directives.
699 (_cpp_release_lookahead): Renamed from release_lookahead.
700 (cpp_get_token): No need to check skipping as _cpp_get_token does
701 this for us. No need to handle MI optimisation.
703 Sat Nov 11 21:14:02 2000 Mark P Mitchell <mark@codesourcery.com>
705 * fixinc/inclhack.def (sunos_matherr_decl): Bypass matherr
706 declarations that use `__MATH_EXCEPTION' in their prototypes, too.
707 * fixinc/fixincl.x: Regenerated.
709 2000-11-11 Bruce Korb <bkorb@gnu.org>
711 * fixinc/inclhack.def (avoid_bool_type): avoid commenting out #endif
712 (avoid_wchar_t_type): ditto
713 * fixinc/fixinc.irix: obsoleted
715 2000-11-11 Zack Weinberg <zack@wolery.stanford.edu>
717 * configure.in: Don't add $outputs to all_lang_makefiles. Add
718 $srcdir/$s/Makefile.in if it exists.
719 * configure: Regenerate.
721 Sat Nov 11 18:41:20 2000 Mark P Mitchell <mark@codesourcery.com>
723 * fixinc/mkfixinc.sh: Use the ordinary fixincludes on IRIX.
725 2000-11-11 Jason Merrill <jason@redhat.com>
727 * function.c (assign_parms): If TREE_ADDRESSABLE is set, try to
728 give the parm a register and then call put_var_into_stack.
729 * stmt.c (expand_decl): Likewise.
731 2000-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
733 * gcc.texi: Adjust wording.
735 2000-11-11 Mark Mitchell <mark@codesourcery.com>
737 * fixinc/inclhack.def (avoid_wchar_t_type): New fix.
738 * fininc/fixincl.x: Regenerated.
740 2000-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
742 * invoke.texi: Correct spelling of -foptimize-register-move.
744 2000-11-11 Neil Booth <neilb@earthling.net>
746 Remove CPP_PLACEMARKERs.
748 * cppexp.c (lex): Don't handle CPP_PLACEMARKER.
749 * cpplex.c (_cpp_lex_token): Rename skip_newlines to next_bol
750 * cpplib.c (skip_rest_of_line, check_eol, cpp_push_buffer):
752 * cpplib.h: Remove CPP_PLACEMARKER.
753 (struct lexer_state): Rename skip_newlines to next_bol.
754 * cppmacro.c (stringify_arg): Don't handle CPP_PLACEMARKER.
755 Simplify prev_white handling as a result.
756 (paste_all_tokens): Don't worry about CPP_PLACEMARKERs.
757 (parse_arg): Empty arguments are now empty, not CPP_PLACEMARKERs.
758 (parse_args): Similarly. Update argument count tests.
759 (enter_macro_context): Return 2 to indicate an empty macro.
760 (replace_args): Don't bother pre-expanding an empty argument.
761 Handle placemarkers and ## extension during pre-expansion.
762 (cpp_get_token): Handle empty macro expansions. Don't worry
763 about CPP_PLACEMARKERs.
764 (_cpp_create_definition): Empty macros are now empty.
765 (cpp_macro_defintion): Don't special case empty macros.
766 * scan-decls.c: Don't bother with CPP_PLACEMARKERs.
767 * c-lex.c: Similarly.
769 2000-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
771 * gcc.texi, invoke.texi: Add new section discussing language
772 standards; link to it where appropriate; refer to ISO C instead of
775 2000-11-11 Alexandre Oliva <aoliva@redhat.com>
777 * builtins.c (std_expand_builtin_va_start): Take PARM_BOUNDARY
780 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie SFmode to other FP
783 2000-11-10 Joseph S. Myers <jsm28@cam.ac.uk>
785 * gcc.texi, gcov.texi: Update dates and version numbers.
787 2000-11-10 Zack Weinberg <zack@wolery.stanford.edu>
789 * configure.in: Remove AC_PROG_LEX and AC_PROG_YACC. Look for
790 flex and bison, specifically, first in a unified build and
791 then installed on the system.
792 * Makefile.in: Set BISON to @BISON@, FLEX to @FLEX@. Rename
793 LEXFLAGS to FLEXFLAGS. Adjust ORDINARY_FLAGS_TO_PASS to
796 (collect2.o, gcc.o, prefix.o, toplev.o, alloca.o, intl.o,
797 cppdefault.o): Remove pointless sed munging of source file
800 2000-11-10 Bernd Schmidt <bernds@redhat.co.uk>
802 * reload.c (find_reloads_address_1, case POST_MODIFY): Use RELOAD_OTHER
803 for address reloads. Push replacements for REG_INC notes.
804 (regno_clobbered_p): New arg SETS. Examine SETs if it's nonzero. All
806 * reload1.c (choose_reload_regs): Registers set in the insn can't be
807 used for RELOAD_OTHER reloads.
809 2000-11-10 Mark Mitchell <mark@codesourcery.com>
811 * c-dump.h: New file.
813 2000-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
815 * alpha.c (check_float_value): Use memcpy, not bcopy.
816 * arm.c (output_move_double): Likewise.
818 * m88k.c (legitimize_operand): Likewise.
819 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
821 * mips.c (override_options): Likewise.
823 * romp.c (output_fpops): Likewise.
824 * rs6000.c (rs6000_override_options): Likewise.
826 * vax.c (check_float_value): Likewise.
828 * emit-rtl.c (copy_rtx_if_shared, init_emit_once): Likewise.
829 * expmed.c (synth_mult): Likewise.
830 * final.c (add_bb_string): Likewise.
831 * genattr.c (main): Likewise.
832 * genattrtab.c (attr_string, simplify_cond, copy_rtx_unchanging):
834 * jump.c (thread_jumps): Likewise.
835 * prefix.c (save_string): Likewise.
836 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Likewise.
837 * regclass.c (init_reg_sets, init_reg_sets_1): Likewise.
838 * reload1.c (reload, eliminate_regs): Likewise.
840 2000-11-10 Joseph S. Myers <jsm28@cam.ac.uk>
842 * gcc.texi (Service): Update to reflect current practice and
843 location of the GNU service directory.
845 2000-11-09 Bernd Schmidt <bernds@redhat.co.uk>
847 * regrename.c (build_def_use): Mark contents of REG_INC notes as
850 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Emit
851 a no-op move if regs are equal.
852 * toplev.c (rest_of_compilation): Do the noop moves elimination pass
853 when calling jump after post-reload splitting.
855 2000-11-09 Jan van Male <jan.vanmale@fenk.wau.nl>
857 * c-tree.texi: Fix typos.
858 * extend.texi: Likewise
859 * gcov.texi: Likewise
863 2000-11-09 Hans-Peter Nilsson <hp@axis.com>
865 * c-lex.c [! NO_IMPLICIT_EXTERN_C] (cb_enter_file): Check
866 in_system_header and flags[1] before dereferencing flags[2].
868 2000-11-09 Matthew Hiller <hiller@redhat.com>
870 * reload1.c (reload_combine): Fixed calculation of
871 first_index_reg, last_index_reg.
873 2000-11-09 Mark Mitchell <mark@codesourcery.com>
875 * c-dump.c (dequeue_and_dump): Dump function bodies.
877 * Makefile.in (C_AND_OBJC_OBJS): Add c-dump.o.
878 (c-dump.o): New target.
879 * c-common.h (flag_dump_translation_unit): New variable.
880 (C_TYPE_QUALS): New macro.
881 (strip_array_types): New function.
882 (DECL_C_BIT_FIELD): New macro.
883 (SET_DECL_C_BIT_FIELD): Likewise.
884 (CLEAR_DECL_C_BIT_FIELD): Likewise.
885 (dump_info_p): New typedef.
886 (dump_tree_fn): Likewise.
887 (lang_dump_tree): New variable.
888 (dump_node_to_file): New function.
889 * c-common.c (flag_dump_translation_unit): Define it.
890 (strip_array_types): New function.
891 * c-decl.c (c_decode_option): Handle -fdump-translation-unit.
892 * c-lang.c (finish_file): Call dump_node_to_file if
893 flag_dump_translation_unit.
894 * c-semantics.c (mark_rtl_for_local_static): Fix typo in comment.
895 * c-tree.h (DECL_C_BIT_FIELD): Remove declaration.
896 * c-dump.c: New file.
898 2000-11-09 Christopher Faylor <cgf@cygnus.com>
900 * config/i386/cygwin.h: Add mingw startfile prefix.
902 2000-11-09 Richard Henderson <rth@redhat.com>
904 * flow.c (invalidate_mems_from_set): Split out from ...
905 (mark_set_1): ... here.
906 (try_pre_increment_1): Use it. Use propagate_block_delete_insn
907 instead of turning insn into a NOTE_INSN_DELETED.
909 2000-11-10 Joseph S. Myers <jsm28@cam.ac.uk>
911 * extend.texi, invoke.texi: Move documentation of builtin versions
912 of C library functions to one place and update.
914 2000-11-09 Richard Henderson <rth@redhat.com>
916 * fold-const.c (fold): Compare TYPE_MAIN_VARIANT rather than
917 the types themselves to discover type equivalence.
919 2000-11-09 Mike Stump <mrs@wrs.com>
921 * Makefile.in (distclean): Remove a few extra leftovers.
923 2000-11-09 Richard Henderson <rth@redhat.com>
925 * recog.c (validate_replace_rtx_1): Consider subregs when
926 replacing a register with a constant inside a sign/zero_extend.
928 * config/alpha/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
930 2000-11-09 Geoffrey Keating <geoffk@redhat.com>
932 * c-decl.c (finish_struct): When a structure is completed,
933 check all its variant types for completeness.
935 2000-11-09 Neil Booth <neilb@earthling.net>
937 * cpphash.c: Move cpp_defined here from cpplib.c.
938 * cpplib.c: Update comments, move cpp_defined to cpphash.c.
939 * cpplex.c (_cpp_lex_token): Don't leave the lexer at EOL.
940 * cppmacro.c (cpp_get_token): Update comments, no need now
941 to catch the CPP_EOF meaning EOL case.
943 2000-11-08 Geoffrey Keating <geoffk@redhat.com>
945 * config/sparc/sparc.c (sparc_va_arg): When the required alignment
946 is more than that provided, copy to a temporary.
948 2000-11-09 Alexandre Oliva <aoliva@redhat.com>
950 * mklibgcc.in (EXTRA_MULTILIB_PARTS): Prevent `make' from
951 interpreting $out as a macro assignment.
952 * Makefile.in (T_TARGET): New auxiliary macro and target.
953 (all): Add a target right in the beginning, so that we don't build
956 2000-11-09 Graham Stott <grahams@redhat.com>
958 * config/i386/i386.md (mmx_pinsrw): Output operands in correct
959 order for -mintel-syntax. Remove comment now that the operand
960 order has been checked.
961 (mmx_pextrw): Likewise.
962 (mmx_pshufw): Likewise.
964 2000-11-09 Jakub Jelinek <jakub@redhat.com>
966 * builtins.c (c_strlen): Use TREE_STRING_LENGTH - 1 for max.
967 (c_getstr): New function.
968 (expand_builtin_strstr): Do nothing if -fcheck-memory-usage.
969 If both arguments are constant string, optimize out.
970 (expand_builtin_strchr, expand_builtin_strrchr): New functions.
971 (expand_builtin_strpbrk): Use c_getstr, do nothing if
972 -fcheck-memory-usage.
973 (expand_builtin_fputs): Likewise.
974 (expand_builtin_strcmp): Add MODE argument.
975 Use even if !HAVE_cmpstrsi.
976 Optimize the case when both arguments are constant strings.
977 (expand_builtin): Adjust expand_builtin_strcmp caller.
978 Call expand_builtin_strchr and expand_builtin_strrchr.
979 * c-common.c (c_common_nodes_and_builtins): Add strchr and strrchr
981 * builtins.def (BUILT_IN_STRRCHR): Add.
983 2000-11-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
985 * fixinc/gnu-regex.c: Rename EGCS LOCAL markers to GCC LOCAL.
987 2000-11-09 Joseph S. Myers <jsm28@cam.ac.uk>
989 * calls.c (expand_call, emit_library_call_value_1), collect2.c
990 (scan_prog_file), config/a29k/a29k.c (print_operand),
991 config/sparc/sparc.c (order_regs_for_local_alloc): Use memcpy ()
993 * real.h: Use memcmp () instead of bcmp ().
994 * config/m88k/m88k.c (m88k_layout_frame), config/sh/sh.c
995 (split_branches), config/sparc/sparc.c (ultra_flush_pipeline,
996 ultrasparc_sched_init, ultrasparc_sched_reorder),
997 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Use memset ()
999 * config/vax/xm-xms.h (FILE_NAME_NONDIRECTORY): Use strrchr ()
1000 instead of rindex ().
1001 * configure.in: Don't check for bzero, bcmp, index or rindex.
1002 * configure, config.in: Regenerate.
1003 * system.h: Don't include declarations for bzero, bcmp, index or
1005 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Don't define
1006 bzero, bcmp, index or rindex.
1008 Wed Nov 8 21:58:20 2000 Christopher Faylor <cgf@cygnus.com>
1010 * config/i386/cygwin.h: Add -no-win32 switch. Separate -mno-cygwin
1011 include and library paths from -mcygwin case. Parameterize some
1012 declarations to avoid warnings. Use standard locations for include and
1015 2000-11-08 Nick Clifton <nickc@redhat.com>
1017 * config/arm/arm.md (mulsidi3adddi): Change output operand
1018 constraint from "=&" to "+&".
1019 (umulsidi3adddi): Change output operand constraint from "=&" to
1022 2000-11-08 Richard Henderson <rth@redhat.com>
1024 * flow.c (init_propagate_block_info): Protect the rtx stored in
1025 mem_set_list from modification by find_auto_inc.
1026 (mark_set_1): Likewise.
1028 2000-11-08 Neil Booth <neilb@earthling.net>
1030 Move directive handling into the lexer itself.
1032 * cpplex.c (_cpp_lex_token): Handle directives directly.
1033 In the case of a directive interrupting a function-like
1034 macro invocation, use extra_char since read_ahead is
1035 used to store the '#'. Return a CPP_EOF in this case.
1036 * cppmacro.c (parse_arg): No need to handle CPP_DHASH any more.
1037 (cpp_get_token): Don't handle directives here.
1038 * cpplib.h: Remove CPP_DHASH token type.
1040 Wed Nov 8 21:53:41 MET 2000 Jan Hubicka <jh@suse.cz>
1042 * regmove.c (combine_stack_adjustments_for_blocks): Recognize pushes
1043 formed using PRE_MODIFY too.
1045 2000-11-08 Mark Mitchell <mark@codesourcery.com>
1047 * c-tree.texi (VAR_DECL): Describe representation of GCC's
1048 extension for placing variables in particular registers.
1050 * c-tree.texi (FUNCTION_TYPE): Clarify TYPE_ARG_TYPES for
1051 unprototyped C functions with no parameters.
1053 2000-11-08 Jakub Jelinek <jakub@redhat.com>
1055 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Cast DELTA to int
1056 before passing to fprintf.
1058 2000-11-08 Jakub Jelinek <jakub@redhat.com>
1060 * function.c (expand_function_start): Cast GET_MODE_SIZE to
1061 HOST_WIDE_INT before negating it.
1063 2000-11-08 Jakub Jelinek <jakub@redhat.com>
1065 * expr.c (expand_expr) [ADDR_EXPR]: Handle when op0 is RETURN_DECL
1066 passed in multiple non-contiguous locations.
1068 2000-11-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1070 * README.gnat: Remove file.
1072 2000-11-08 Alexandre Oliva <aoliva@redhat.com>
1074 * mklibgcc.in (EXTRA_MULTILIB_PARTS): Generate multilib parts
1077 2000-11-07 Richard Henderson <rth@redhat.com>
1079 * dwarfout.c (INSN_LABEL_FMT): Remove.
1080 (output_label_die): Use ASM_GENERATE_INTERNAL_LABEL.
1081 (dwarfout_label): Remove.
1082 * dwarfout.h: Remove it's prototype.
1083 * dwarf2out.c (INSN_LABEL_FMT): Remove.
1084 (gen_label_die): Use ASM_GENERATE_INTERNAL_LABEL.
1085 (dwarf2out_label): Remove.
1086 * dwarf2out.h: Remove it's prototype.
1087 * final.c (final_scan_insn): Don't call dwarf[2]out_label.
1089 2000-11-07 Richard Henderson <rth@redhat.com>
1091 * config/ia64/fde-glibc.c (find_fde_for_dso): Do a binary
1092 search on the unwind region section.
1094 * config/ia64/ia64.md (movbi): Add r/r alternative.
1095 (cmovdi_internal_astep): Describe all combinations of register
1096 classes for sources & destinations; remove matching constraints.
1097 (cmovdi_internal): Likewise.
1099 * gcc.c (default_compilers) [@cpp-output]: Add -fpreprocessed.
1101 2000-11-07 Richard Henderson <rth@redhat.com>
1103 * c-lang.c (start_cdtor, finish_cdtor): New functions.
1104 (finish_file): Use them in building constructor/destructor functions.
1106 * config/alpha/alpha.h (HAS_INIT_SECTION, LD_INIT_SWITCH,
1107 LD_FINI_SWITCH): Move ...
1108 * config/alpha/osf.h: ... here.
1109 * config/alpha/alpha-interix.h: Don't undef them.
1111 2000-11-07 Jeffrey Oldham <oldham@oz.codesourcery.com>
1113 * config/mips/t-iris6 (FPBIT): New. Added so that __unorddf2 is
1114 included in libgcc.a.
1116 (dp-bit.c): Likewise.
1117 (fp-bit.c): Likewise.
1119 2000-11-07 Nick Clifton <nickc@redhat.com>
1121 * config/m88k/m88k.h (GLOBAL_ASM_OP): Add missing tab.
1122 (INTERNAL_ASM_OP): Add missing tab.
1124 2000-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
1126 * alias.c (init_alias_analysis), calls.c (expand_call,
1127 emit_library_call_value_1), combine.c (init_reg_last_arrays),
1128 cse.c (new_basic_block), dbxout.c (dbxout_type), diagnostic.c
1129 (init_output_buffer, set_diagnostic_context), dwarf2out.c
1130 (equate_decl_number_to_die, build_abbrev_table), emit-rtl.c
1131 (init_emit_once), fold-const.c (mul_double, div_and_round_double),
1132 function.c (assign_parms), gcse.c (compute_can_copy,
1133 alloc_gcse_mem, alloc_reg_set_mem, record_one_set,
1134 compute_hash_table, compute_set_hash_table,
1135 compute_expr_hash_table), genattrtab.c (optimize_attrs), global.c
1136 (global_alloc, global_conflicts), haifa-sched.c (compute_trg_info,
1137 clear_units, schedule_block), integrate.c (initialize_for_inline,
1138 expand_inline_function), jump.c (thread_jumps), local-alloc.c
1139 (local_alloc), loop.c (combine_movables, count_loop_regs_set,
1140 load_mems_and_recount_loop_regs_set), print-tree.c (debug_tree),
1141 regclass.c (init_reg_sets, init_reg_sets_1, regclass,
1142 record_reg_classes, allocate_reg_info), reload.c
1143 (get_secondary_mem, remove_address_replacements, find_reloads),
1144 reload1.c (reload, set_initial_label_offsets, finish_spills,
1145 reload_as_needed, choose_reload_regs_init,
1146 reload_cse_simplify_operands), reorg.c (dbr_schedule), sbitmap.c
1147 (sbitmap_zero), simplify-rtx.c (simplify_plus_minus), ssa.c
1148 (rename_registers), stmt.c (expand_end_case), unroll.c
1149 (unroll_loop), varray.c (varray_grow), objc/objc-act.c: Use memset
1150 () instead of bzero ().
1152 2000-11-07 Neil Booth <neilb@earthling.net>
1154 * cp/lang-specs.h: Fix -save-temps specs under USE_CPPLIB.
1156 2000-11-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1158 * c-common.c (combine_strings): Only warn about long strings for C.
1160 Tue Nov 7 19:44:30 2000 J"orn Rennecke <amylaar@redhat.com>
1162 * combine.c (distribute_notes): Fix typo in last change.
1164 2000-11-07 Geoff Keating <geoffk@redhat.com>
1166 * config/rs6000/rs6000.md (movdi_internal32+1): Use
1167 operand_subreg_force rather than gen_rtx_SUBREG.
1168 (movdi_internal32+2): Likewise.
1170 2000-11-07 Philip Blundell <philb@gnu.org>
1172 * configure.in (arm*-*-linuxaout*): Obsolete, deleted.
1173 * config/arm/linux-aout.h: Likewise.
1174 * configure: Regenerate.
1176 2000-11-07 Philipp Thomas <pthomas@suse.de>
1178 * ABOUT-GCC-NLS: Remove the patch for gettext as it has been
1179 accepted my the gettext maintainer.
1181 2000-11-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1183 * builtins.c (expand_builtin_strpbrk): New function.
1184 (expand_builtin): Handle BUILT_IN_STRPBRK.
1186 * builtins.def (BUILT_IN_STRPBRK): New entry.
1188 * c-common.c (c_common_nodes_and_builtins): Declare builtin
1191 2000-11-07 David O'Brien <obrien@dragon.nuxi.com>
1193 * config/alpha/freebsd.h: New file -- FreeBSD/alpha architecture file.
1194 * POTFILES.in: Add config/alpha/freebsd.h
1195 * configure.in: Add alpha*-freebsd support.
1196 * configure: Regenerate.
1198 2000-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
1200 * tree.c (build_common_tree_nodes_2): Make va_list_type_node be a
1201 copy of ptr_type_node rather than ptr_type_node itself.
1203 Tue Nov 7 06:29:24 2000 J"orn Rennecke <amylaar@redhat.com>
1205 * combine.c (recog_for_combine): Allocate uninitialized vector with
1207 * recog.c (apply_change_group): Likewise.
1209 Tue Nov 7 06:24:02 2000 J"orn Rennecke <amylaar@redhat.com>
1211 * flow.c (verify_local_live_at_start): Back out last change.
1212 * combine.c (distribute_notes): When parts of a hard reg are
1213 neither set nor referenced in PLACE, search backwards for a
1214 place to put a REG_UNUSED note; if none found, ask for flow
1217 Mon Nov 6 20:08:13 2000 J"orn Rennecke <amylaar@redhat.com>
1219 * reload1.c (eliminate_regs_in_insn): Allow a set to be a PARALLEL
1220 with (clobber (match_scratch...)).
1222 2000-11-06 Neil Booth <neilb@earthling.net>
1224 * c-lex.c (init_c_lex): If cpp_start_read fails, exit with
1227 2000-11-06 Neil Booth <neilb@earthling.net>
1229 * tradcpp.c (special_symbol): Assign an null string rather
1230 than writing to an unallocated buffer.
1232 2000-11-06 Neil Booth <neilb@earthling.net>
1234 * cpplex.c (_cpp_equiv_tokens): Check arg_no in the
1237 2000-11-06 Neil Booth <neilb@earthling.net>
1239 * c-lex.c (c_lex): Replace tok.val.aux with tok.val.c or
1240 tok.val.arg_no as appropriate.
1241 * cppexp.c (lex): Similarly.
1242 * cpplex.c (_cpp_lex_token, cpp_spell_token, cpp_output_token,
1243 cpp_equiv_tokens, cpp_can_paste, cpp_avoid_paste): Similarly.
1244 * cppmacro.c (stringify_arg, replace_args, lex_expansion_token,
1245 cpp_macro_definition): Similarly.
1246 * cpplib.h (struct cpp_token): Replace aux with c and arg_no.
1248 2000-11-06 Jakub Jelinek <jakub@redhat.com>
1250 * config/sparc/sparc.md (adddi3): If operands[2] is 4096 and
1251 operands[1] is constant, calculate the sum and generate movdi.
1252 (addsi3): Similarly. Use SImode in call to arith_4096_operand.
1253 (subsi3): Use SImode in call to arith_4096_operand.
1255 2000-11-06 Jakub Jelinek <jakub@redhat.com>
1257 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): On sparc64 we need to
1258 adjust %o1, not %o0 if the return type is large structure.
1260 2000-11-06 Jakub Jelinek <jakub@redhat.com>
1262 * config/sparc/sparc.md (smulsi3_highpart_v8plus, ashldi3_v8plus+1,
1263 update_return, flush, flushdi, ffssi2, ffsdi2): Fix output formatting.
1265 Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
1267 * expmed.c (expand_divmod): For signed divide by 2, prefer
1268 a branch and fewer shifts if branches are very cheap.
1270 2000-11-05 Joseph S. Myers <jsm28@cam.ac.uk>
1272 * Makefile.in: Remove all targets related to building
1273 distributions and diffs, or INSTALL.
1274 * INSTALL, install1.texi: Remove.
1275 * configure.in: Remove mention of distdir.
1276 * configure: Regenerate.
1277 * objc/Make-lang.in: Remove mention of distdir.
1279 2000-11-04 Neil Booth <neilb@earthling.net>
1281 * cpp.texi: Update for _Pragma.
1283 2000-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
1285 * gcc.texi (Contributing): Update URL for projects web page.
1287 2000-11-04 Neil Booth <neilb@earthling.net>
1289 * cpplex.c (parse_string): Don't allow multiline strings in
1290 #include family directives.
1292 2000-11-04 Neil Booth <neilb@earthling.net>
1294 * cpplib.c (do_line): Only warn pedantically if not reading
1297 2000-11-04 Alexandre Oliva <aoliva@redhat.com>
1299 * calls.c (emit_call_1) [sibcall_pop]: Use n_popped instead of
1302 2000-11-03 Zack Weinberg <zack@wolery.stanford.edu>
1304 * builtins.c (expand_builtin_strlen): Remove unused mode
1306 * gcc.c (process_command): Remove unused variable.
1307 * fold-const.c: Include expr.h.
1308 * recog.c: Include reload.h.
1309 * Makefile.in (recog.o, fold-const.o): Update deps.
1311 2000-11-02 Geoffrey Keating <geoffk@cygnus.com>
1313 * fixinc/gnu-regex.c: Change 'CYGNUS LOCAL' to 'EGCS LOCAL'.
1315 Fri Nov 3 13:41:04 2000 Mark P Mitchell <mark@codesourcery.com>
1317 * config/mips/iris6.h (SUBTARGET_CC1_SPEC): Remove -static
1319 (STARTFILE_SPEC): Likewise.
1320 (LINK_SPEC): Likewise.
1322 2000-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1324 * Makefile.in (fold-const.o): Depend on $(GGC_H), not ggc.h.
1325 (toplev.o): Likewise for $(LOOP_H)/loop.h and $(REGS_H)/regs.h.
1326 (simplify-rtx.o): Likewise for $(GGC_H)/ggc.h.
1328 2000-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
1330 * c-decl.c (duplicate_decls, copy_lang_decl), dwarfout.c
1331 (dwarfout_line), gcc.c (main, save_string), tree.c (init_obstacks,
1332 perm_calloc, get_identifier, maybe_get_identifier,
1333 real_value_from_int_cst, simple_cst_equal), varasm.c
1334 (assemble_name, assemble_real, immed_real_const_1,
1335 compare_constant_1, decode_rtx_const, output_constant_pool): Use
1336 strrchr () instead of rindex (). Use memcmp () instead of bcmp
1337 (). Use memcpy () instead of bcopy (). Use memset () instead of
1340 2000-11-03 Nathan Sidwell <nathan@codesourcery.com>
1342 * cppfiles.c (open_file): If already read, then don't reopen.
1343 Immediately close an empty file.
1345 2000-11-01 Bernd Schmidt <bernds@redhat.co.uk>
1347 * expr.h (fold_builtin): Move declaration...
1348 * tree.h (fold_builtin): ... here.
1350 Fri Nov 3 05:41:07 2000 J"orn Rennecke <amylaar@redhat.com>
1352 * flow.c (verify_local_live_at_start): Allow hard regs to die.
1354 2000-11-02 Neil Booth <neilb@earthling.net>
1357 * a29k/a29k.h, a29k/unix.h, a29k/vx29k.h,
1358 alpha/alpha-interix.h, alpha/alpha.h, alpha/linux.h,
1359 alpha/openbsd.h, alpha/osf.h, alpha/vms.h, alpha/vxworks.h,
1360 alpha/win-nt.h, arc/arc.h, arm/arm.h, arm/conix-elf.h,
1361 arm/linux-aout.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
1362 arm/riscix1-1.h, arm/semiaof.h, arm/unknown-elf-oabi.h, arm/vxarm.h,
1363 c4x/rtems.h, clipper/clix.h, convex/convex.h, d30v/d30v.h,
1364 elxsi/elxsi.h, fr30/fr30.h, h8300/h8300.h, i370/linux.h, i370/mvs.h,
1365 i370/oe.h, i386/386bsd.h, i386/aix386ng.h, i386/beos-elf.h,
1366 i386/bsd386.h, i386/crtdll.h, i386/cygwin.h, i386/dgux.h,
1367 i386/djgpp-rtems.h, i386/djgpp.h, i386/freebsd-aout.h, i386/freebsd.h,
1368 i386/gnu.h, i386/i386-interix.h, i386/i386.h, i386/linux-aout.h,
1369 i386/linux-oldld.h, i386/linux.h, i386/lynx-ng.h, i386/lynx.h,
1370 i386/mach.h, i386/mingw32.h, i386/moss.h, i386/netbsd.h,
1371 i386/netware.h, i386/next.h, i386/openbsd.h, i386/osf1elf.h,
1372 i386/osfelf.h, i386/osfrose.h, i386/ptx4-i.h, i386/rtems.h,
1373 i386/rtemself.h, i386/sco.h, i386/sco4.h, i386/sco4dbx.h, i386/sco5.h,
1374 i386/scodbx.h, i386/sequent.h, i386/sol2.h, i386/sun.h, i386/sysv3.h,
1375 i386/sysv4.h, i386/uwin.h, i386/vsta.h, i386/vxi386.h, i386/win-nt.h,
1376 i386/win32.h, i860/fx2800.h, i860/i860.h, i860/mach.h, i860/sysv3.h,
1377 i860/sysv4.h, i960/i960.h, i960/rtems.h, i960/vx960-coff.h,
1378 ia64/ia64.h, ia64/linux.h, m32r/m32r.h, m68k/3b1.h, m68k/3b1g.h,
1379 m68k/a-ux.h, m68k/altos3068.h, m68k/amix.h, m68k/apollo68.h,
1380 m68k/crds.h, m68k/ctix.h, m68k/dpx2.h, m68k/hp2bsd.h, m68k/hp320.h,
1381 m68k/hp3bsd.h, m68k/hp3bsd44.h, m68k/isi.h, m68k/linux-aout.h,
1382 m68k/linux.h, m68k/lynx-ng.h, m68k/lynx.h, m68k/m68kemb.h,
1383 m68k/m68kv4.h, m68k/mot3300.h, m68k/netbsd.h, m68k/news.h,
1384 m68k/next.h, m68k/openbsd.h, m68k/pbb.h, m68k/plexus.h, m68k/rtems.h,
1385 m68k/rtemself.h, m68k/sun2.h, m68k/sun3.h, m68k/sun3mach.h,
1386 m68k/tower-as.h, m68k/tower.h, m68k/vxm68k.h, m88k/dgux.h,
1387 m88k/dolph.h, m88k/luna.h, m88k/m88k-aout.h, m88k/m88k-coff.h,
1388 m88k/openbsd.h, m88k/sysv3.h, m88k/sysv4.h, mips/bsd-4.h,
1389 mips/bsd-5.h, mips/dec-bsd.h, mips/dec-osf1.h, mips/gnu.h,
1390 mips/iris3.h, mips/iris5.h, mips/iris6.h, mips/linux.h, mips/mips.h,
1391 mips/netbsd.h, mips/news4.h, mips/news5.h, mips/nws3250v4.h,
1392 mips/openbsd.h, mips/osfrose.h, mips/rtems64.h, mips/sni-svr4.h,
1393 mips/svr3-4.h, mips/svr3-5.h, mips/svr4-4.h, mips/svr4-5.h,
1394 mips/ultrix.h, ns32k/encore.h, ns32k/merlin.h, ns32k/netbsd.h,
1395 ns32k/ns32k.h, ns32k/pc532-mach.h, ns32k/pc532.h, ns32k/sequent.h,
1396 ns32k/tek6000.h, ns32k/tek6100.h, ns32k/tek6200.h, pa/pa-hiux.h,
1397 pa/pa-hpux.h, pa/pa-hpux7.h, pa/pa-linux.h, pa/pa-osf.h,
1398 pa/pa-pro-end.h, pa/pa.h, pa/rtems.h, pj/linux.h, pj/pj.h,
1399 romp/romp.h, rs6000/aix.h, rs6000/aix31.h, rs6000/aix41.h,
1400 rs6000/aix43.h, rs6000/beos.h, rs6000/eabi.h, rs6000/eabisim.h,
1401 rs6000/linux.h, rs6000/lynx.h, rs6000/mach.h, rs6000/rtems.h,
1402 rs6000/sysv4.h, rs6000/vxppc.h, sh/elf.h, sh/linux.h, sh/rtems.h,
1403 sh/rtemself.h, sh/sh.h, sparc/aout.h, sparc/elf.h, sparc/linux-aout.h,
1404 sparc/linux.h, sparc/linux64.h, sparc/lite.h, sparc/litecoff.h,
1405 sparc/liteelf.h, sparc/lynx-ng.h, sparc/lynx.h, sparc/netbsd.h,
1406 sparc/openbsd.h, sparc/pbd.h, sparc/rtems.h, sparc/rtemself.h,
1407 sparc/sol2-sld-64.h, sparc/sol2.h, sparc/sp64-aout.h,
1408 sparc/sp64-elf.h, sparc/sp86x-aout.h, sparc/sp86x-elf.h,
1409 sparc/sparc.h, sparc/sysv4.h, sparc/vxsim.h, sparc/vxsparc.h,
1410 v850/rtems.h, vax/netbsd.h, vax/openbsd.h, vax/ultrix.h, vax/vax.h,
1411 vax/vaxv.h, vax/vms.h, we32k/we32k.h
1413 Replace -A() with -A=, the new assertion syntax.
1415 Thu Nov 2 21:52:35 2000 J"orn Rennecke <amylaar@redhat.com>
1417 * combine.c (distribute_notes): Use rtx_equal_p to check elim_i2 /
1419 In REG_DEAD handling: When handling parts of multi-hard-reg hard
1420 registers, increment the loop counter by the size of the parts;
1421 use recursion to handle individual parts.
1423 2000-11-02 Neil Booth <neilb@earthling.net>
1425 * configure.in: Make integrated CPP the default.
1426 * configure: Regenerate.
1428 Thu Nov 2 19:20:12 2000 J"orn Rennecke <amylaar@redhat.com>
1430 * reload.c (find_equiv_reg): Test all hard registers for membership
1431 in the requested class.
1433 2000-11-02 Joseph S. Myers <jsm28@cam.ac.uk>
1435 * collect2.c (main, write_c_file_stat), gcc.c (translate_options,
1436 process_command, main), gcov.c (open_files, output_data), tlink.c
1437 (frob_extension, scan_linker_output), toplev.c
1438 (file_name_nondirectory): Use strchr () and strrchr () instead of
1439 index () and rindex ().
1441 2000-11-02 Joseph S. Myers <jsm28@cam.ac.uk>
1443 * c-common.c (get_flag_spec, check_format_info_main,
1444 check_format_types): Use strchr () instead of index (). Compare
1445 against error_mark_node instead of comparing the TREE_CODE against
1448 2000-11-02 Zack Weinberg <zackw@Stanford.EDU>
1452 * c-lex.c (init_c_lex): Update cpp_start_read call.
1453 (cb_ident): Update for new callback prototype.
1454 (cb_def_pragma): Update for new cpp_get_token prototype.
1455 (c_lex): Similarly. Use cpp_get_line.
1457 * c-parse.in (finish_parse): Update for new cpp_finish
1460 * cp/lex.c (finish_parse): Similarly.
1462 2000-11-01 Geoff Keating <geoffk@cygnus.com>
1464 * machmode.def: Add V16QImode.
1466 2000-11-01 Richard Henderson <rth@redhat.com>
1468 * dwarf2out.c (loc_descriptor_from_tree): Check for null result
1469 from rtl_for_decl_location.
1470 (add_location_or_const_value_attribute): Likewise.
1472 2000-11-01 Neil Booth <neilb@earthling.net>
1474 * cpplib.c (run_directive): Use correct line number for output
1475 of _Pragma. Remember any in-progress directive.
1477 * gcc.dg/cpp/vararg2.c, gcc.dg/cpp/_Pragm1.c: New tests.
1479 2000-11-01 Richard Henderson <rth@redhat.com>
1481 * stmt.c (expand_start_null_loop): Set continue_label.
1483 2000-11-01 Bernd Schmidt <bernds@redhat.co.uk>
1485 * builtins.c (fold_builtin_constant_p, fold_builtin): New functions.
1486 (expand_builtin_constant_p): Move parts of the code into
1487 fold_builtin_constant_p.
1488 (expand_builtin_strlen): Move parts of the code into fold_builtin.
1489 * expr.h (fold_builtin): Declare.
1490 * fold-const.c (fold): Handle builtin calls.
1492 * c-typeck.c (build_function_call): Call fold on the CALL_EXPR.
1494 2000-11-01 Richard Henderson <rth@redhat.com>
1496 * stmt.c (expand_start_null_loop): New.
1497 (expand_end_null_loop): New.
1498 * c-semantics.c (genrtl_do_stmt): Use them.
1499 * tree.h: Declare them.
1501 2000-11-01 Richard Henderson <rth@redhat.com>
1503 * cppmain.c (scan_buffer): Don't avoid paste for assembly.
1505 2000-11-01 Neil Booth <neilb@earthling.net>
1507 * c-parse.in (_yylex): Remove CPP_BACKSLASH case.
1508 * cp/spew.c: Similarly.
1509 * cpplex.c (_cpp_lex_token): Backslashes are now CPP_OTHER.
1510 * cppmacro.c (stringify_arg): Similarly.
1511 * cpplib.h (CPP_BACKSLASH): Delete.
1513 2000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1515 * builtins.c (expand_builtin_strstr): New function.
1516 (expand_builtin): Handle BUILT_IN_STRSTR and BUILT_IN_STRCHR.
1518 * builtins.def (BUILT_IN_STRSTR, BUILT_IN_STRCHR): New entries.
1520 * c-common.c (c_common_nodes_and_builtins): Declare builtin strstr
1523 2000-10-31 Richard Henderson <rth@redhat.com>
1525 * config/i386/i386.c (fcmov_comparison_operator): Check for
1526 CCFPmode or CCFPUmode instead of CCmode.
1527 (ix86_expand_fp_movcc): Call ix86_expand_setcc for most
1528 unordered operations as well.
1530 2000-10-31 Richard Henderson <rth@redhat.com>
1532 * c-semantics.c (genrtl_do_stmt): Use integer_zerop instead
1533 of integer_zero_node.
1535 2000-10-31 Richard Henderson <rth@redhat.com>
1537 * c-semantics.c (genrtl_do_stmt): Special case do/while(0).
1539 2000-10-31 Nick Clifton <nickc@redhat.com>
1541 * config/arm/unknown-elf.h (UNIQUE_SECTION_P): Do not allow
1542 -fdata-sections to override the section attribute of a DECL.
1544 2000-10-31 Chris Demetriou <cgd@sibyte.com>
1546 * libgcc2.c (__shtab): Remove __shtab variable.
1547 * libgcc-std.ver (GCC_3.0): Remove __shtab from symbol list.
1548 * Makefile.in (LIB2FUNCS): Remove _shtab from list of library
1551 2000-10-31 Jim Wilson <wilson@redhat.com>
1553 * defaults.h (ASM_OUTPUT_DEBUG_LABEL): New.
1554 * tm.texi (ASM_OUTPUT_DEBUG_LABEL): Document.
1555 * dwarf2out.c (dwarf2out_begin_block): Use ASM_OUTPUT_DEBUG_LABEL
1556 instead of ASM_OUTPUT_INTERNAL_LABEL.
1557 (dwarf2out_end_block, dwarf2out_label): Likewise.
1558 * final.c (final_scan_insn, case NOTE_INSN_DELETED_LABEL): Likewise
1559 * config/ia64/ia64.h (ASM_OUTPUT_DEBUG_LABEL): Define.
1561 2000-10-31 Richard Henderson <rth@redhat.com>
1563 * dwarf2out.c (struct dw_loc_descr_struct): Add dw_loc_addr.
1564 (size_of_locs): Set it.
1565 (output_loc_operands): Use it to compute branch displacement.
1566 (int_loc_descriptor): New.
1567 (mem_loc_descriptor): Dereference memory in the proper size.
1568 Use DW_OP_plus_uconst when possible. Use int_loc_descriptor.
1569 (loc_descriptor_from_tree): New.
1570 (rtl_for_decl_location): Break out from ...
1571 (add_location_or_const_value_attribute): ... here.
1572 (add_bound_info): Use loc_descriptor_from_tree.
1574 2000-10-31 Neil Booth <neilb@earthling.net>
1576 * cpp.texi: Update for new command line assertion syntax.
1577 * cpplib.c (cpp_define): Simplify a bit.
1578 (cpp_assert, cpp_unassert): Use handle_assertion.
1579 (handle_assertion): New function; accept new command line
1581 * testsuite/gcc.dg/cpp/assert3.c: New tests.
1583 2000-10-31 Neil Booth <neilb@earthling.net>
1585 * cppmacro.c (STDC_0_IN_SYSTEM_HEADERS): Define to 0 if
1586 undefined. Remove #ifdef check.
1587 * config/i386/sol2.h, config/rs6000/sol2.h, config/sparc/sol2.h:
1588 Define STDC_0_IN_SYSTEM_HEADERS to 1.
1590 2000-10-31 Jan Hubicka <jh@suse.cz>
1591 Jakub Jelinek <jakub@redhat.com>
1593 * config/i386/i386.h: Clarify CCNOmode description in comment.
1594 (EXTRA_CC_MODES): Remove CCRCmode.
1595 * config/i386/i386.c (ix86_comparison_operator): Remove CCRCmode.
1596 (put_condition_code, ix86_match_ccmode): Likewise.
1597 (ix86_cc_mode): Likewise. Fix comment.
1598 (ix86_expand_strlensi_unroll_1): *rc patterns are gone.
1599 * config/i386/i386.md: Add unspec 12 description.
1600 (adddi3 split): Use unspec 12 instead of CCRCmode.
1601 (addsi3_carry_rc): Remove.
1602 (addsi3_cc, addqi3_cc): New patterns.
1603 (addsi_3): Swap operands, match CCZmode.
1604 (addsi_4): Rewritten.
1605 (addsi_5): Renamed from addsi_6.
1607 (addhi_3): Swap operands, match CCZmode.
1608 (addhi_4): Rewritten.
1609 (addhi_5): Renamed from addhi_6.
1611 (addqi_3): Swap operands, match CCZmode.
1612 (addqi_4): Rewritten.
1613 (addqi_5): Renamed from addqi_6. Use =q constraint for clobber.
1614 (subsi3_carry_rc): Removed.
1615 (iorqi_3): Use =q constraint for clobber.
1616 (xorqi_cc_2): Likewise.
1617 (negdi2_1 split): Don't use CCRCmode, use ltu instead of gtu.
1618 (x86_movsicc_0_m1_rc): Removed.
1619 (cmp?i peepholes): Remove neg. Use CCGCmode instead of CCRCmode.
1621 2000-10-31 Joseph S. Myers <jsm28@cam.ac.uk>
1623 * c-typeck.c (build_unary_op): If pedantic, pedwarn for increment
1624 and decrement of complex types.
1626 2000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1628 * builtins.c (expand_builtin_fputs): When deleting NOP calls to
1629 builtin fputs, ensure we still evaluate the stream in case it
1632 2000-10-31 Jakub Jelinek <jakub@redhat.com>
1634 * expr.c (do_store_flag): Pass operand_mode instead of GET_MODE (op0)
1637 Tue Oct 31 15:33:27 2000 J"orn Rennecke <amylaar@redhat.com>
1639 * sh-protos.h (reg_no_subreg_operand, emit_fpscr_use): Don't declare.
1640 (fp_extended_operand, emit_fpscr_use): Likewise.
1641 * sh.c (reg_no_subreg_operand, fp_extended_operand): Delete functions.
1642 (fpul_operand): New function.
1643 * sh.h (PREDICATE_CODES): Remove reg_no_subreg_operand and
1644 fp_extended_operand. Add fpul_operand.
1645 * sh.md (mulsf3, mulsf3_i4): Use fp_arith_reg_operand for "f" operands.
1646 (mulsf3_ie, macsf3, cmpgtsf_t, cmpeqsf_t, ieee_ccmpeqsf_t): Likewise.
1647 (cmpgtsf_t_i4, cmpeqsf_t_i4, ieee_ccmpeqsf_t_4, negsf2): Likewise.
1648 (negsf2_i, sqrtsf2, sqrtsf2_i, abssf2, abssf2_i, adddf3): Likewise.
1649 (adddf3_i, subdf3, subdf3_i, muldf3, muldf3_i, divdf3): Likewise.
1650 (divdf3_i): Likewise.
1651 (floatsisf2): Likewise. Use fpul_operand for 'y' operand.
1652 (floatsisf2_i4, floatsisf2_ie, fix_truncsfsi2): Likewise.
1653 (fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i): Likewise.
1654 (fix_truncdfsi2, fix_truncdfsi2_i, extendsfdf2): Likewise.
1655 (extendsfdf2_i4, truncdfsf2, truncdfsf2_i4): Likewise.
1657 2000-10-31 Bernd Schmidt <bernds@redhat.co.uk>
1659 * config/i386/i386.c (ix86_init_builtins): Correct return type
1660 building v4hi_ftype_v4hi_int_int tree node.
1661 (ix86_expand_builtin): Use correct operand numbers 0 and 1.
1662 Copy operand 0 into a Pmode register, don't generate a MEM rtx.
1664 * config/i386/i386.md (sse_movntdi): Use mmx register constraint
1666 (mmx__uavgv8qi3): Correct insn mnemonic.
1667 (mmx_psadbw): Correct insn mnemonic. Use V8QI mode for operands 1 and 2.
1668 (mmx_punpckhwd): Correct insn mnemonic.
1669 (mmx_punpckhdq): Likewise.
1670 (mmx_punpcklwd): Likewise.
1671 (mmx_punpckldq): Likewise.
1672 (prefetch): Use immediare_operand and 'n' constraint for operand 1.
1673 Renumber case labels to match the _mm_prefetch constants defined in
1676 * recog.c (split_all_insns): Don't try to call cleanup_subreg_operands
1677 if the splitter didn't emit new insns.
1678 Make sure we call cleanup_subreg_operands even when splitting the last
1679 insn in a basic block.
1681 * invoke.texi (Debugging Options): Describe -do.
1682 * toplev.c (enum_dump_file_index): New entry DFI_postreload.
1683 (dump_file): Likewise.
1684 (rest_of_compilation): Split .greg dump into .greg and .postreload.
1686 2000-10-30 Neil Booth <neilb@earthling.net>
1688 * cppfiles.c (stack_include_file): Check for stacked contexts
1690 * cpphash.h (_cpp_do__Pragma): New prototype.
1691 * cppinit.c (cpp_reader_init): Add _Pragma keyword to hash table.
1693 * cpplex.c (skip_escaped_newlines): Only process trigraphs and
1694 escaped newlines if !(buffer->from_stage3).
1695 (_cpp_lex_token): Warn about missing newlines iff
1696 !buffer->from_stage3.
1698 * cpplib.c (get__Pragma_string, destringize,
1699 _cpp_do__Pragma): New functions.
1700 (run_directive): Set output_line for _Pragma to avoid line
1701 markers in output. Set from_stage3 and prevent macro expansion
1702 for _Pragma and command-line options. Check buffer exhaustion.
1703 (cpp_push_buffer): Don't check for stacked macro contexts, as
1704 this is perfectly legitimate for _Pragma. Move the check to
1705 stack_include_file instead. Set from_stage3 iff buffer is
1708 * cpplib.h (struct cpp_buffer): Make warned_cplusplus_comments
1709 unsigned. New boolean from_stage3.
1710 (struct spec_nodes): Add n__Pragma.
1712 * cppmacro.c (enter_macro_context): Flip sense of return value.
1713 (_cpp_get_token): Handle _Pragma operator.
1715 2000-10-30 Phil Edwards <pme@sources.redhat.com>
1717 * gcc.texi: The C++ standard isn't "draft" anymore.
1719 2000-10-30 Mark Mitchell <mark@codesourcery.com>
1721 * cppmacro.c (builtin_macro): Use NT_VOID, not T_VOID.
1723 2000-10-29 Neil Booth <neilb@earthling.net>
1725 * cpplib.c (skip_rest_of_line): Use _cpp_get_token.
1727 2000-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1729 * toplev.c, flags.h, fold-const.c, real.c, rtl.c,
1730 fixinc/inclhack.def: Change comments mentioning C9X to refer to
1733 * invoke.texi: Document that -V will only work for very similar
1734 versions of driver and compiler.
1736 2000-10-29 Neil Booth <neilb@earthling.net>
1738 * cppmacro.c (_cpp_create_definition): Optimize the case of
1739 a macro defined to itself.
1741 2000-10-29 Neil Booth <neilb@earthling.net>
1743 * cpplex.c (save_comment): Don't store new lines in C++ comments.
1745 2000-10-29 Michael Hayes <mhayes@redhat.com>
1747 * integrate.c (copy_insn_list): Copy the unchanging flag for calls.
1749 2000-10-28 Geoffrey Keating <geoffk@cygnus.com>
1751 * cpphash.c (cpp_forall_identifiers): Add context variable
1752 for callback routine.
1753 * cppmain.c (dump_macro): Update to match cpp_forall_identifiers
1755 (main): Call cpp_forall_identifiers with null context.
1756 * cpplib.h (cpp_forall_identifiers): Update prototype.
1758 * cppmain.c: Make `parse_in' and `print' static.
1760 2000-10-28 Alan Modra <alan@linuxcare.com.au>
1762 * c-decl.c (finish_function): Clear c_function_name_declared_p.
1764 2000-10-28 Richard Henderson <rth@redhat.com>
1766 * regrename.c (scan_rtx_address): Frob action, not class,
1767 when trying to disable optimization.
1769 2000-10-28 Mark Mitchell <mark@codesourcery.com>
1771 * c-semantics.c (make_rtl_for_local_static): Don't clobber
1772 DECL_ASSEMBLER_NAME.
1774 2000-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1776 * configure.in: Determine and substitute gcc_version_full.
1777 * configure: Regenerate.
1778 * gccbug.in: Use it to give full version. Don't allow
1781 2000-10-28 Richard Henderson <rth@redhat.com>
1783 * recog.c (split_all_insns): Run cleanup_subreg_operands
1786 * regrename.c (regrename_optimize): Verify that all registers of
1787 a multiple register mode are available.
1788 (scan_rtx_address): Accept the mode of the address; all callers
1791 * cpplib.c (run_directive): Fix prototype.
1793 2000-10-28 Bernd Schmidt <bernds@redhat.co.uk>
1795 * reload.c (find_reloads): Distinguish "wins" so that we know whether
1796 a given operand won because of a matching constraint or not; then use
1797 that information to compute goal_alternative_matched properly.
1798 * reload1.c (choose_reload_regs): Never set reload_override_in for an
1801 * config/ia64/ia64.h (RTX_COSTS): A few more entries, and a more
1802 accurate value for MULT.
1803 * config/ia64/ia64.c (ia64_print_operand): Require probability to be
1804 2% or > 98% before using static branch prediction bits.
1806 2000-10-28 Neil Booth <neilb@earthling.net>
1810 * cpplib.c (struct answer): New.
1811 (struct if_stack): Use cpp_lexer_pos rather than line and col.
1812 Rename cmacro mi_cmacro.
1813 (struct directive, KANDR, STDC89, EXTENSION, COND, IF_COND, INCL,
1814 IN_I): New directive and flags.
1815 (skip_rest_of_line, check_eol, run_directive, glue_header_name,
1816 parse_answer, parse_assertion, find_answer): New functions.
1817 (parse_ifdef, detect_if_not_defined, validate_else): Remove.
1818 (lex_macro_node): New function to replace parse_ifdef and
1821 (_cpp_handle_directive): New function, combines _cpp_check_directive
1822 and _cpp_check_linemarker.
1824 (do_define, do_undef, parse_include, do_include, do_import,
1825 do_include_next, read_line_number, do_line, do_ident, do_pragma,
1826 do_pragma_once, do_pragma_poison, do_pragma_dependency):
1827 Update for new token getting interface.
1829 (do_ifdef, do_ifndef, do_if, do_else, do_endif, push_conditional)
1830 : Update for new multiple-include optimisation technique.
1831 (do_elif): Don't forget to invalidate controlling macros.
1833 (unwind_if_stack, cpp_defined, cpp_push_buffer, cpp_pop_buffer): Update.
1834 (parse_assertion, parse_answer, find_answer, _cpp_test_assertion):
1835 Functions to handle assertions with the new token interface.
1836 (do_assert, do_unassert): Use them.
1838 (cpp_define, _cpp_define_builtin, cpp_undef, cpp_assert, cpp_unassert):
1841 (_cpp_init_stacks): Register directive names. Don't register special
1844 * cpperror.c (print_containing_files, _cpp_begin_message): Update to
1845 new position recording regime.
1846 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
1847 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
1848 cpp_pedwarn_with_file_and_line): Update for _cpp_begin_message changes.
1849 (cpp_type2name): Move to cpplex.c.
1851 * cppexp.c (parse_charconst): spec_nodes is no longer a pointer.
1852 (parse_defined): Update to handle new multiple include optimisation
1853 method. Remove poisoned identifier warning.
1854 (parse_assertion, TYPE_NAME): Delete.
1855 (lex): Update for multiple include optimisation, removal of
1856 CPP_DEFINED, to use _cpp_test_assertion for assertions and
1858 (_cpp_parse_expr): Update for MI optimisation, and to use op_as_text.
1859 (op_as_text): New function, to wrap cpp_token_as_text.
1861 * cppfiles.c (stack_include_file, _cpp_pop_file_buffer):
1862 Update for MI optimisation.
1863 (_cpp_execute_include): Take a token rather than 3 arguments. Fix
1864 segfault on diagnostic.
1865 (_cpp_compare_file_date): Take a token rather than 3 args.
1866 (cpp_read_file): Work correctly for zero-length files.
1868 * cpphash.c (_cpp_init_macros, _cpp_cleanup_macros): Rename
1869 _cpp_init_hashtable and _cpp_cleanup_hashtable.
1870 (cpp_lookup): Place identifiers at front of identifier pool
1871 for _cpp_lookup_with_hash.
1872 (_cpp_lookup_with_hash): Require identifiers to be at the front of
1873 the identifier pool. Commit the memory if not already in the
1876 * cppinit.c (cpp_reader_init): Move cpp_init_completed test to top.
1877 Initialise various members of cpp_reader, memory pools, and the
1879 (cpp_printer_init): Delete.
1880 (cpp_cleanup): Update.
1881 (struct builtin, builtin_array, initialize_builtins): Update for new
1882 hashnode definition and builtin handling.
1883 (cpp_start_read, cpp_finish): Don't take or initialise a
1886 * cpplib.h (cpp_printer, cpp_toklist, CPP_DEFINED, BOL,
1887 PASTED, VAR_ARGS, BEG_OF_FILE, IN_DIRECTIVE, KNOWN_DIRECTIVE,
1888 T_VOID, T_SPECLINE, T_DATE, T_FILE, T_BASE_FILE, T_INCLUDE_LEVEL,
1889 T_TIME, T_STDC, T_OPERATOR, T_POISON, T_MACRO, T_ASSERTION): Delete.
1890 (struct cpp_pool, struct cpp_macro, struct cpp_lexer_pos,
1891 struct cpp_lookahead, CPP_DHASH, enum mi_state, enum mi_ind,
1892 NO_EXPAND, VARARGS_FIRST, struct cpp_token_with_pos,
1893 struct toklist, struct cpp_context, struct specnodes,
1894 TOKEN_LOOKAHEAD, TOKEN_BUFFSIZE, NODE_OPERATOR, NODE_POISONED,
1895 NODE_BUILTIN, NODE_DIAGNOSTIC, NT_VOID, NT_MACRO, NT_ASSERTION,
1896 enum builtin_type, cpp_can_paste): New.
1897 (struct cpp_token): Delete line and col members.
1898 (struct cpp_buffer): New member output_lineno.
1899 (struct lexer_state): Delete indented, in_lex_line, seen_dot.
1900 Add va_args_ok, poisoned_ok, prevent_expansion, parsing_args.
1901 (struct cpp_reader): New members lexer_pos, macro_pos, directive_pos,
1902 ident_pool, temp_string_pool, macro_pool, argument_pool, string_pool,
1903 base_context, context, directive, mi_state, mi_if_not_defined,
1904 mi_lexed, mi_cmacro, mi_ind_cmacro, la_read, la_write, la_unused,
1905 mlstring_pos, macro_buffer, macro_buffer_len.
1906 Delete members mls_line, mls_column, token_list, potential_control_macro,
1907 temp_tokens, temp_cap, temp_alloced, temp_used, first_directive_token,
1908 context_cap, cur_context, no_expand_level, paste_level, contexts, args,
1909 save_parameter_spellings, need_newline, .
1910 Change type of date, time and spec_nodes members.
1911 Change prototypes for include and ident callbacks.
1912 (struct cpp_hashnode): Change type of name. Remove union members
1913 expansion and code. Add members macro, operator and builtin.
1915 (cpp_token_len, cpp_token_as_text, cpp_spell_token, cpp_start_read,
1916 cpp_finish, cpp_avoid_paste, cpp_get_token, cpp_get_line,
1917 cpp_get_output_line, cpp_macro_definition, cpp_start_lookahead,
1918 cpp_stop_lookahead): New prototypes.
1919 (cpp_printer_init, cpp_dump_definition): Delete prototypes.
1921 (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr, ufputs):
1922 Move from cpphash.h.
1924 * cpphash.h (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr,
1925 ufputs): Move to cpplib.h.
1926 (enum spell_type, struct token_spelling, _cpp_token_spellings, TOKEN_SPELL,
1927 TOKEN_NAME, struct answer, FREE_ANSWER, KANDR, STDC89, EXTENSION,
1928 COND, EXPAND, INCL, COMMENTS, IN_I, struct directive, directive_handler,
1929 struct spec_nodes, _cpp_digraph_spellings, _cpp_free_temp_tokens,
1930 _cpp_init_input_buffer, _cpp_grow_token_buffer, _cpp_init_toklist,
1931 _cpp_clear_toklist, _cpp_expand_token_space, _cpp_expand_name_space,
1932 _cpp_equiv_tokens, _cpp_equiv_toklists, _cpp_process_directive,
1933 _cpp_run_directive, _cpp_get_line, _cpp_get_raw_token, _cpp_glue_header_name,
1934 _cpp_can_paste, _cpp_check_directive, _cpp_check_linemarker,
1935 _cpp_parse_assertion, _cpp_find_answer): Delete.
1936 (VALID_SIGN, ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE, POOL_SIZE,
1937 POOL_USED, POOL_COMMIT, struct cpp_chunk, _cpp_lex_token, _cpp_init_pool,
1938 _cpp_free_pool, _cpp_pool_reserve, _cpp_pool_alloc, _cpp_next_chunk,
1939 _cpp_lock_pool, _cpp_unlock_pool, _cpp_test_assertion,
1940 _cpp_handle_directive, DSC): New.
1941 (struct include_file): New member defined.
1943 (DO_NOT_REREAD, _cpp_begin_message, _cpp_execute_include,
1944 _cpp_compare_file_date): Update.
1945 (_cpp_pop_context, _cpp_get_token, _cpp_free_lookaheads, _cpp_push_token): New.
1946 (_cpp_init_macros, _cpp_cleanup_macros): Rename to _cpp_init_hashtable,
1947 _cpp_cleanup_hashtable.
1949 * Makefile.in: Remove cppoutput.c.
1951 * cppoutput.c: Delete
1953 * fixheader.c (read_scan_file): Update for new cpp_get_token
1955 (recognized_function): New argument LINE.
1957 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
1958 new cpp_get_token prototype.
1960 * scan.h (recognized_function): Update prototype.
1962 * po/POTFILES.in: Remove cppoutput.c.
1964 2000-10-27 Mark Mitchell <mark@codesourcery.com>
1966 * c-typeck.c (check_init_type_bitfields): Remove.
1967 (constructor_incremental): Likewise.
1968 (struct constructor_stack): Remove incremental bit.
1969 (struct initializer_stack): Likewise.
1970 (start_init): Don't play with constructor_incremental.
1971 (finish_init): Likewise.
1972 (really_start_incremental_init): Likewise.
1973 (push_init_level): Likewise.
1974 (pop_init_level): Likewise.
1975 (output_init_level): Likewise.
1976 (output_pending_init_elements): Likewise.
1978 2000-10-21 Mike Coleman <mcoleman2@kc.rr.com>
1980 * c-pragma.c (handle_pragma_pack): Initialize align to -1.
1981 Improve error messages. Correct parsing of
1982 #pragma pack(pop [,id]). Do not check the user-supplied
1983 alignment if we're popping.
1985 * gcc.dg/pack-test-1.c: New test case.
1986 * gcc.dg/pack-test-2.c: New test case.
1987 * gcc.dg/pack-test-1.h: New file.
1989 2000-10-27 Neil Booth <neilb@earthling.net>
1993 2000-10-27 Kelley Cook <kelley.cook@home.com>
1995 * invoke.texi: Document -mintel-syntax
1997 2000-10-27 Richard Henderson <rth@redhat.com>
1999 * invoke.texi: Document -frename-registers. Add it to -O3.
2000 * toplev.c (rest_of_compilation): Run regrename before ifcvt2.
2001 (enum dump_file_index, dump_file): Update order.
2002 (main): Set flag_rename_registers at -O3.
2004 2000-10-27 Richard Henderson <rth@redhat.com>
2006 * config/alpha/alpha.h (enum reg_class): Add PV_REG.
2007 (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
2008 (REG_CLASS_FROM_LETTER): Assign it to 'c'.
2009 * config/alpha/alpha.md (call_osf_1): Use it.
2010 (call_value_osf_1): Likewise.
2012 * config/ia64/ia64.c: Revert 10-23 patch.
2013 (ia64_hard_regno_rename_ok): New.
2014 * config/ia64/ia64-protos.h: Declare it.
2015 * config/ia64/ia64.h (HARD_REGNO_RENAME_OK): Use it.
2017 2000-10-27 Bernd Schmidt <bernds@redhat.co.uk>
2018 Richard Henderson <rth@redhat.com>
2020 * regrename.c: Rewrite to handle multi-register modes and
2021 cond_exec instructions.
2022 * Makefile.in (regrename.o): Update dependancies.
2023 * recog.h (struct operand_alternative): Add is_address.
2024 * recog.c (preprocess_constraints) [case 'p']: Set it.
2026 2000-10-27 Zack Weinberg <zack@wolery.stanford.edu>
2028 * configure.in: If not NO_MINUS_C_MINUS_O, substitute
2029 OUTPUT_OPTION with '-o $@'. Make zlibdir, zlibinc relative to
2030 top level. Kill oldstyle_subdirs. Do not include
2031 $srcdir/$s/Makefile.in in all_lang_makefiles, but do include
2032 $outputs. Do not run configure.lang from config.status.
2033 Rearrange warning-flag logic to correspond to what the
2034 makefile wants. Put special vax stage1 options in
2035 @stage1_flags@ not @stage1_warn_cflags@. Don't do anything
2036 with extra_c_objs, extra_cxx_objs, or extra_cpp_objs.
2037 (--enable-c-cpplib): AC_SUBST(maybe_cpplib) with "libcpp.a" if
2038 switch is given, nothing otherwise.
2039 * configure.lang: Delete.
2041 * Makefile.in: Expunge all traces of extra_c_objs,
2042 extra_cxx_objs, and extra_cpp_objs. Set MAYBE_CPPLIB from
2043 @maybe_cpplib@. Add $(MAYBE_CPPLIB) to C_AND_OBJC_OBJS. Set
2044 warning options via a three level scheme so that -pedantic and
2045 -Wtraditional are not used for non-C front ends: LOOSE_WARN,
2046 STRICT1_WARN, STRICT2_WARN -> $(@D)-warn, GCC_WARN_CFLAGS ->
2047 WARN_CFLAGS. Distinguish STAGE1_CFLAGS from BOOT_CFLAGS.
2048 Add -I$(@D) and -I$(srcdir)/$(@D) to INCLUDES.
2049 Set OUTPUT_OPTION, ZLIB, ZLIBINC. Do not set P,
2050 LANG_FLAGS_TO_PASS. Add OUTPUT_OPTION to all object-file
2051 generation rules. Wrap all rules that change the current
2052 directory in parentheses; pmake doesn't spawn a new shell for
2053 each command. Expunge all references to $(P). When one
2054 command depends on another and they're run all at once, use &&
2055 to separate them, not ;. Add libgcc_s$(SHLIB_EXT) to files
2056 deleted on make clean. Force OUTPUT_OPTION='-o $@' in stage2
2059 * objc/Make-lang.in: Wrap all rules that change the current
2060 directory in parentheses. Expunge all references to $(P).
2061 When one command depends on another and they're run all at
2062 once, use && to separate them, not ;. Add OUTPUT_OPTION to
2063 all object-file generation rules. Delete obsolete variables.
2064 * objc/Makefile.in: Delete.
2066 2000-10-27 Jakub Jelinek <jakub@redhat.com>
2068 * calls.c (expand_call): If sibcall_failure is set during pass 1,
2069 clear tail_call_insns as well.
2071 2000-10-27 Nick Clifton <nickc@redhat.com>
2073 * config/arm/arm-protos.h (arm_function_ok_for_sibcall): Add
2076 2000-10-26 Richard Henderson <rth@redhat.com>
2078 * calls.c (expand_call): Supress sibcall if we have a
2079 BLKmode return in registers.
2081 2000-10-26 Bernd Schmidt <bernds@redhat.co.uk>
2083 * ia64.h (PREFERRED_RELOAD_CLASS): Force floating point constants
2086 2000-10-26 Nathan Sidwell <nathan@codesourcery.com>
2088 * tree.c (make_node, case 't'): Set alignment to that of
2090 * expr.c (move_by_pieces_ninsns): Abort if some length remains.
2092 2000-10-25 Mark Mitchell <mark@codesourcery.com>
2094 * Makefile.in (site.exp): Define HAVE_LIBSTDCXX_V3.
2095 * configure.in (enable-libstdcxx-v3): Arrange to have
2096 HAVE_LIBSTDCXX_V3 substituted into the output files.
2098 2000-10-25 Richard Henderson <rth@redhat.com>
2100 * recog.c (constrain_operands): Initialize which_alternative
2101 before no alternatives early exit.
2103 * cse.c (find_comparison_args): Check that we can reverse a
2104 comparison if needed before accepting the substitution.
2106 * reload.c (find_reloads_address_part): Kill rtx obstack hackery.
2108 * simplify-rtx.c (simplify_relational_operation): Sign extend
2109 low words before sign extending to high words.
2111 2000-10-25 Nick Clifton <nickc@redhat.com>
2113 * config/mcore/mcore.c: Include config.h before system.h.
2115 2000-10-25 Ray Essick <essick@ddna.labs.mot.com>
2117 * config/mcore/mcore.md (return): Force function epilogue to
2118 always be generated to work around epilogue suppression bug in
2121 2000-10-25 Joseph S. Myers <jsm28@cam.ac.uk>
2123 * c-decl.c (grokdeclarator): Move warning for qualified void
2124 return types with -pedantic to when the function type is
2125 constructed. At -W, warn in general for qualified function return
2126 types, except for volatile void.
2127 * invoke.texi: Document this new warning at -W.
2129 2000-10-25 Neil Booth <neilb@earthling.net>
2131 * cpp.texi: Update with implementation-defined behavior and
2134 2000-10-25 Jakub Jelinek <jakub@redhat.com>
2136 * stor-layout.c (layout_type): If TYPE_ALIAS_SET was already set on the
2137 incomplete type force it into alias set 0.
2139 Wed Oct 25 01:02:44 EDT 2000 John Wehle (john@feith.com)
2141 * alias.c: Include basic-block.h.
2142 (loop_p): New function.
2143 (mark_constant_function): Use it.
2144 * Makefile.in (alias.o): Update dependencies.
2146 2000-10-24 Aldy Hernandez <aldyh@redhat.com>
2148 * config/mn10300/mn10300.c (secondary_reload_class): Treat pseudos
2151 2000-10-24 Jim Wilson <wilson@cygnus.com>
2153 * expmed.c (store_bit_field): Move integer pun code down after
2154 code that calls emit_move_insn for entire register move.
2155 * stor-layout.c (compute_record_mode): Revert Mar 25, Aug 18, and
2156 Oct 20 changes. Only store mode in TYPE_MODE if RECORD_TYPE.
2158 2000-10-24 Richard Henderson <rth@cygnus.com>
2160 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Don't consider pic
2161 register stable if PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
2163 2000-10-24 Aldy Hernandez <aldyh@redhat.com>
2165 * gcse.c (cprop_insn): do not propagate constants into jump_insn
2166 for machines with CC0 more than once.
2168 2000-10-24 Richard Henderson <rth@cygnus.com>, Aldy <aldyh@cygnus.com>
2170 * config/mn10300/mn10300.h (PREFERRED_RELOAD_CLASS): Treat
2171 pseudos just like memory.
2173 2000-10-24 Alexandre Oliva <aoliva@redhat.com>
2175 * combine.c (distribute_notes): Discard REG_LIBCALL and REG_RETVAL
2176 when deleting libcall sequence collapsed to a single instruction.
2178 2000-10-24 Andrew Haley <aph@cygnus.co.uk>
2180 * expr.c (do_store_flag): Don't crash if either side of a
2181 comparison is error_mark_node.
2183 2000-10-24 Jakub Jelinek <jakub@redhat.com>
2185 * sibcall.c (purge_mem_unchanging_flag): New function.
2186 (optimize_sibling_and_tail_recursive_calls): Call it.
2188 2000-10-24 Philipp Thomas <pthomas@suse.de>
2190 * Makefile.in (check-po): New target for doing checks in the po
2191 subdir if all languages configured.
2192 (CHECK_TARGETS): Add @CHECK_PO@, replaced with check-po via
2193 configure if NLS is enabled.
2194 * configure.in: If NLS is enabled, substitute CHECK_PO by check-po,
2195 otherwise leave empty.
2196 * configure: Regenerate.
2198 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
2200 * i386.c (print_operand): Handle new 'A' formatting code.
2201 387 opcodes need suffixes even with -mintel-syntax.
2202 Check for explicit size override (codes 'b', 'w' and 'k').
2203 (print_operand_address): Check if register prefix is needed when
2204 emitting `ds' segment override.
2205 * i386.h: Add comment about new 'A' formatting code.
2206 * i386.md (jump and call patterns): Emit absolute references using %A.
2208 2000-10-23 Richard Henderson <rth@cygnus.com>
2210 * config/ia64/ia64.c (ia64_expand_prologue): Mark extra
2211 output registers as fixed.
2212 (ia64_function_epilogue): Undo output fixation.
2214 2000-10-23 Richard Henderson <rth@cygnus.com>
2216 * config/alpha/alpha.md: Add names for all unnamed insns; use
2217 define_insn_and_split in some obvious places.
2219 (zero_extendqihi2): Use an expander w/ nonimmediate_operand for BWX.
2220 (zero_extendqisi2, zero_extendqidi2): Likewise.
2221 (zero_extendhisi2, zero_extendhidi2): Likewise.
2222 (abs splitters): Fix match_scratch operand number.
2223 (bcc_reverse): Swap pc & label instead of non-canonical compare.
2225 2000-10-23 Jim Wilson <wilson@cygnus.com>
2227 * ia64.c (ia64_print_operand, case 'r'): Correct comment. Handle
2229 * ia64.md (cmpsi_adjusted): Use %r3.
2230 (cmpdi_adjusted): Likewise.
2232 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
2234 * config/i386/att.h (ASM_FILE_START): Define.
2236 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
2238 * config/i386/linux.h (ASM_FILE_START): Define.
2240 Wed Oct 18 11:16:40 2000 Donald Lindsay <dlindsay@cygnus.com>
2242 * gcc/configure.in: m68k-coff tm_file should not have libgloss.h,
2243 since this (only) drags in a crt0.o reference that the .ld files
2246 2000-10-23 Geoff Keating <geoffk@cygnus.com>
2248 * reload1.c (reload_reg_reaches_end_p): A RELOAD_OTHER can
2249 overwrite the value in a RELOAD_FOR_INPUT and other kinds of
2250 reloads just like an RELOAD_FOR_OUTPUT would.
2252 * local-alloc.c (update_equiv_regs): Add an abort(). When
2253 deleting or moving insns, update reg_equiv[regno].init_insns.
2255 2000-10-23 Mark Mitchell <mark@codesourcery.com>
2257 * c-tree.texi: Improve documentation for IF_STMTs and related
2258 conditional statements.
2260 2000-10-22 Mark Mitchell <mark@codesourcery.com>
2262 * expr.c (do_preexpand_calls): Remove.
2263 (same_from_p): Don't use CALL_EXPR_RTL.
2264 (expand_expr): Don't call preexpand_calls, or use CALL_EXPR_RTL.
2265 (preexpand_calls): Remove.
2266 * tree.c (first_rtl_op): Remove CALL_EXPR case.
2267 (unsave_expr_1): Likewise.
2268 * tree.def (CALL_EXPR): Give it only two slots.
2269 * tree.h (CALL_EXPR_RTL): Remove.
2271 2000-10-21 Chandrakala Chavva <cchavva@redhat.com>
2273 * libgcc-std.ver (__addvsi3, __addvdi3, __subvsi3, __subvdi3,
2274 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
2277 2000-10-22 Alexandre Oliva <aoliva@redhat.com>
2279 * calls.c (combine_pending_stack_adjustment_and_call): Don't
2280 adjust stack when unadjusted_alignment ends up as zero.
2282 2000-10-22 Joseph S. Myers <jsm28@cam.ac.uk>
2284 * fixinc/genfixes: Remove EGCS reference.
2285 * install.texi: Remove EGCS reference.
2286 * INSTALL: Regenerate.
2288 2000-10-22 Mark Mitchell <mark@codesourcery.com>
2290 * tree.h (TYPE_IS_SIZETYPE): Add more documentation.
2292 2000-10-21 Joseph S. Myers <jsm28@cam.ac.uk>
2294 * diagnostic.c: Remove EGCS reference in comment.
2296 Sat Oct 21 08:24:25 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2298 * loop.c (strength_reduce): Fix error in last change.
2300 2000-10-20 David Edelsohn <edelsohn@gnu.org>
2302 * Makefile.in (SHLIB_NM_FLAGS): New.
2303 (libgcc.mk): Pass it.
2304 * mklibgcc.in (libgcc.map): Use it.
2306 * rs6000/t-aix43 (SHLIB_EXT, SHLIB_LINK, SHLIB_LIBS,
2307 SHLIB_MKMAP, SHLIB_MAPFILES, SHLIB_NM_FLAGS): New.
2309 2000-10-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2311 * mips.h (REG_CLASS_FROM_LETTER): Cast array arg to unsigned char.
2313 * sparc.c (load_pic_register): Delete unused varaible.
2315 * libgcc2.c (__addvsi3): Delete unused variable.
2317 * libgcc2.h (__absvsi2, __absvdi2, __addvsi3, __addvdi3,
2318 __subvsi3, __subvdi3, __mulvsi3, __mulvdi3, __negvsi2,
2319 __negvdi2): Prototype.
2321 * ssa.c (apply_delayed_renames): Avoid undefined operation.
2323 * toplev.c (display_target_options): Make static to match
2324 prototype. Delete empty declaration.
2326 2000-10-20 Tom Tromey <tromey@cygnus.com>
2328 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
2329 * gcc.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
2331 Fri Oct 20 17:05:49 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2333 * expr.c (expand_expr, case SAVE_EXPR): Set RTX_UNCHANGING_P on
2335 (expand_expr_unaligned, case ARRAY_REF): Check that index is
2336 a constant before comparing it; use tree_low_cst.
2337 * tree.c (save_expr): Set TREE_READONLY.
2338 (substitute_expr): Return inside of NON_LVALUE_EXPR.
2339 (build, build1): Set TREE_READONLY if all operands are.
2340 (build_index_type): If upper bound is a negative number, lower
2341 bound is zero and sizetype is unsigned, use upper bound of one and
2344 2000-10-20 David Edelsohn <edelsohn@gnu.org>
2346 * gcc.c (process_command, main): Use "because" instead of
2347 "since" in error messages.
2349 Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2351 * stor-layout.c (compute_record_mode): Use tree_low_cst.
2352 Don't use mode of field for record unless sizes are the same.
2353 (layout_type, case ARRAY_TYPE): Remove special bounds handling
2354 previously added for Ada; also change to using host_integerp
2357 * loop.c (strength_reduce): Show when new register made for
2358 giv is known to be a pointer and its aligment if so and known.
2359 (loop_dump_aux): Show VERBOSE parameter unused.
2361 * gcse.c (set_hash_table_size): Now unsigned.
2362 * sdbout.c (template_name_p): Add "const" to avoid warnings.
2363 (sdbout_record_type_name, plain_type_1, sdbout_symbol): Likewise.
2364 (sdbout_one_type, sdbout_parms, sdbout_reg_parms): Likewise.
2365 (sdbout_end_epilogue): Remove variable NAME.
2366 * system.h (getopt): Add default definition.
2367 * config/alpha/alpha.c (print_operand): Don't continue processing
2368 after issuing error.
2369 (summarize_insn): Avoid use of UL in constant.
2371 * function.c (locate_and_pad_parm): Use host_integerp and tree_low_cst.
2373 * fold-const.c (force_fit_type): Unsigned values can overflow
2374 if they are sizetype.
2375 (int_const_binop): Don't use cache if overflows.
2377 2000-10-20 Richard Henderson <rth@cygnus.com>
2379 * function.c (locate_and_pad_parm): Zero alignment_pad.
2381 * regrename.c (rr_replace_reg): Rewrite to use recog_data to
2382 perform substitutions, and apply_change_group to see if it worked.
2384 Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2386 * dwarf2out.c (add_bound_info): Also ignore COND_EXPR.
2388 * combine.c (struct undo): Change int to unsigned int.
2389 (do_SUBST_INT): Args are unsigned int.
2390 (make_extraction, force_to_mode): Use proper type when forming mask.
2391 (make_field_assignment): Likewise.
2393 2000-10-20 Joseph S. Myers <jsm28@cam.ac.uk>
2395 * c-common.c (check_format_info_recurse): Extract string constant
2396 initializers from non-volatile constant arrays and check them as
2398 * c-typeck.c (decl_constant_value): Don't check pedantic or check
2399 for DECL_MODE (decl) != BLKmode.
2400 (decl_constant_value_for_broken_optimization): New function which
2401 includes these checks.
2402 (default_conversion, convert_for_assignment, digest_init): Use
2403 decl_constant_value_for_broken_optimization instead of
2404 decl_constant_value.
2406 2000-10-20 Mark Mitchell <mark@codesourcery.com>
2408 * tree.h (DECL_ALIGN_UNIT): New macro.
2410 2000-10-14 Marek Michalkiewicz <marekm@linux.org.pl>
2412 * config/avr/avr-protos.h (avr_output_bld): New.
2413 (out_shift_with_cnt): Add t_len argument.
2414 * config/avr/avr.c (avr_num_arg_regs): Remove -mpack-args.
2415 (output_movqi, output_movhi, output_movsisf): Optimize loading
2416 any constant with exactly one bit set to NO_LD_REGS.
2417 (out_shift_with_cnt): Optimize output code for size or speed,
2418 depending on optimize_size. Handle small shift counts as well
2419 (if not hand-optimized in ?sh??i3_out). Shifts can be done
2420 with or without a scratch register, with help of __tmp_reg__
2421 or __zero_reg__ if necessary. Add T_LEN argument to pass the
2422 length of TEMPLATE in words, return total insn length in *LEN.
2423 (ashlqi3_out, ashrqi3_out, lshrqi3_out): Change all calls to
2424 out_shift_with_cnt to work with the above change.
2425 (ashlhi3_out, ashlsi3_out, ashrhi3_out, ashrsi3_out, lshrhi3_out,
2426 lshrsi3_out): Likewise. Optimize more known shift count cases.
2427 Remove cases already well optimized in out_shift_with_cnt.
2428 (avr_output_bld): New function.
2429 * config/avr/avr.h (MASK_PACK_ARGS, TARGET_PACK_ARGS): Remove.
2430 (TARGET_SWITCHES): Remove -mpack-args backward compatibility.
2431 * config/avr/avr.md (*reload_inqi, *reload_inhi, *reload_insi):
2432 Add reload_completed to insn condition - only for peepholes.
2433 (ashlqi3, ashrqi3, lshrqi3): Correct insn length for shift counts
2434 in a register or memory.
2435 (ashlhi3, ashlsi3, ashrhi3, ashrsi3, lshrhi3, lshrsi3): Likewise.
2436 Do not require a scratch register.
2437 (*ashlhi3_const, *ashlsi3_const, *ashrhi3_const, *ashrsi3_const,
2438 *lshrhi3_const, *lshrsi3_const): New insns and matching peepholes.
2439 Optimize shifts by known count using a scratch register, but only
2440 if one is still available after register allocation.
2442 2000-10-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
2444 * t-vax: New file. Don't build modules from libgcc1.c.
2446 Fri Oct 20 00:57:00 EDT 2000 John Wehle (john@feith.com)
2448 * alias.c: (mark_constant_function): Don't check pure functions.
2449 Initialize and end alias analysis.
2450 (nonlocal_mentioned_p): Rename from nonlocal_reference_p.
2451 Don't make a special exception for recursion. Handle
2452 UNSPEC_VOLATILE. Don't assume ASM_OPERANDS is non-local
2453 unless it's volatile.
2455 * local-alloc.c (equivalence): New structure.
2456 (reg_equiv): Define.
2457 (contains_replace_regs): Remove array and use
2459 (memref_referenced_p): Likewise.
2460 (no_equiv): Likewise.
2461 (update_equiv_regs): Likewise.
2463 (equiv_init_varies_p,
2464 equiv_init_movable_p): New functions.
2465 (update_equiv_regs): Use them. Use rtx_varies_p
2466 instead of function_invariant_p. Process insns
2467 from end to beginning. Allow a REG_EQUIV insn
2468 within the same loop as a use to be moved, also
2469 allow it to be moved out of a loop. Update
2470 REG_DEAD notes when substituting into an insn.
2472 2000-10-19 Jim Wilson <wilson@cygnus.com>
2474 * c-decl.c (start_decl): Check for error_mark_node type before using
2476 (finish_decl): Likewise. Don't give an error if decl type is
2477 already error_mark_node.
2479 * haifa-sched.c (compute_trg_info): Add explanatory comments.
2480 New local update_blocks. Use update_blocks to remove duplicates
2481 when computing update blocks. Check for bblst_table overflow.
2482 (schedule_block): Add explanatory comment. Reduce bblst_size by
2484 * config/ia64/ia64.md (movdi_symbolic): Document loss of REG_LABEL
2487 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
2489 * libgcc2.c (_mulvsi3): Change variables u and v to a and b.
2491 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
2493 * expmed.c: Minor corrections in comments.
2494 * invoke.texi: Added desciption for the new option -ftrapv.
2496 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
2498 * libgcc2.c: Added the missing #endif.
2500 Thu Oct 19 14:25:11 MET DST 2000 Jan Hubicka <jh@suse.cz>
2502 * i386.h (CONST_OK_FOR_LETTER): Re-add 'N'; document.
2504 2000-10-18 Chandrakala Chavva <cchavva@redhat.com>
2506 * expmed.c (expand_mult): Don't do synth_mult optimization for -ftrapv.
2507 Use smulv_optab for -ftrapv.
2508 (expand_mult_highpart): Use unsigned multiply.
2509 (expand_divmod): Special-case division by -1.
2510 For EXACT_DIV_EXPR, do right shift first, then the multiply.
2511 For complex divide, use abs with unsigned result.
2512 * expr.c (force_operand): Use unsigned multiply.
2513 (expand_expr): Use overflow-trapping optabs for signed types if
2515 If flag_trapv, don't generate a recursive call with EXPAND_SUM
2516 if the type is signed and the original call wasn't EXPAND_SUM or
2518 * expr.h (addv_optab, subv_optab, smulv_optab, sdivv_optab): Declare.
2519 (negv_optab, absv_optab): Declare.
2520 * flags.h (flag_trapv): Declare.
2521 * genopinit.c (optabs): Add entries for addv_optab, subv_optab,
2522 smulv_optab, sdivv_optab, negv_optab and absv_optab.
2523 (gen_insn): Interpret '$P' as requiring an integer mode,
2524 including partial integer modes.
2525 * loop.c (emit_iv_add_mult): Use unsigned expand_mult_add.
2526 (product_cheap_p): Use unsigned expand_mult.
2527 * optabs.c (addv_optab, subv_optab, smulv_optab, sdivv_optab): Define.
2528 (negv_optab, absv_optab): Define.
2529 (expand_binop): Use overflow-trapping optabs for signed types if
2531 Handle negv_optab libe neg_optab.
2532 (expand_abs): Take result_unsignedp argument instead of unsignedp one.
2533 Use overflow-trapping optabs for signed result if flag_trapv.
2534 (expand_complex_abs): Use overflow-trapping optabs for signed types if
2536 Don't open-code complex absolute-value operation for flag_trapv.
2537 (init_optabs): Initialize addv_optab, subv_optab, smulv_optab,
2538 sdivv_optab, negv_optab and absv_optab.
2539 * toplev.c (flag_trapv): Define.
2540 (lang_independent_options f_options): Include flag_trapv.
2541 * tree.h (TYPE_TRAP_SIGNED): Define.
2542 * libgcc2.c (__addvsi3, __addvdi3, __subvsi3,__subvsi3, __subvdi3,
2543 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
2545 * Makefile.in: add _absvsi2 _absvdi2 _addvsi3 _addvdi3 _subvsi3
2546 _subvdi3 _mulvsi3 _mulvdi3 _negvsi2 _negvdi2.
2548 2000-10-18 Geoffrey Keating <geoffk@cygnus.com>
2549 David V. Henkel-Wallace <gumby@cygnus.com>
2551 * config/i386/t-netware: Bring in from the Red Hat tree.
2552 * config/i386/netware.h: Likewise.
2553 * config/netware.h: Likewise.
2554 * config/rs6000/netware.h: Delete.
2555 * configure.in: Add i[34567]86-*-netware.
2556 * configure: Hand-edit to match configure.in change.
2558 2000-10-18 Mark Mitchell <mark@codesourcery.com>
2560 * c-common.h (flag_no_builtin): Declare.
2561 (flag_no_nonansi_builtin): Likewise.
2562 (c_common_nodes_and_builtins): Change prototype.
2563 * c-common.c (flag_no_builtin): New variable.
2564 (flag_no_nonansi_builtin): Likewise.
2565 (c_common_nodes_and_builtins): Remove parameters. Adjust
2567 * c-decl.c (flag_no_builtin): Remove.
2568 (flag_no_nonansi_builtin): Likewise.
2569 (init_decl_processing): Adjust call to
2570 c_common_nodes_and_builtins.
2572 2000-10-18 Marc Espie <espie@openbsd.org>
2574 * tm.texi (LIBGCC_SPEC): Synch with reality.
2576 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
2578 * c-common.c (check_format_types): Check for writing through a
2579 NULL pointer argument.
2581 2000-10-18 Hans-Peter Nilsson <hp@axis.com>
2583 * tm.texi (Exception Region Output): Document
2584 DWARF_CIE_DATA_ALIGNMENT.
2585 * dwarf2out.c (DWARF_CIE_DATA_ALIGNMENT): Wrap definition in
2587 [ENABLE_CHECKING] (reg_save): Abort if offset is not a multiple of
2588 DWARF_CIE_DATA_ALIGNMENT.
2590 2000-10-18 Michael Hayes <mhayes@cygnus.com>
2592 * basic-block.h (struct loop): Delete fields pre_header_root
2593 and pre_header_trace and replace with pre_header_edges
2594 and num_pre_header_edges.
2595 * flow.c (flow_loop_dump): Dump pre_header_edges.
2596 (flow_loops_free): Free pre_header_edges.
2597 (flow_loop_pre_header_scan): Calculate pre_header_edges.
2599 2000-10-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2601 * contrib.texi: Update references to steering committee members
2602 and Jeff Law's entry.
2604 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
2606 * c-common.c (CPLUSPLUS_STD_VER, C_STD_VER, C_STD_NAME): Define.
2607 (maybe_read_dollar_number, check_format_info_main): Use them for
2608 pedantic warning messages.
2610 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
2612 * c-common.c (check_format_info_main): Minor cleanup: move
2613 variables into inner scopes; initialize declarations where
2614 appropriate; don't hardcode "scanf" name on warning for zero
2617 2000-10-17 Mark Mitchell <mark@codesourcery.com>
2619 * c-common.c (back_end_hook): New variable.
2620 * c-common.h (back_end_hook): Declare it.
2621 * c-lang.c (finish_file): Use it.
2623 * emit-rtl.c (init_emit_once): Initialize the const_int_htab
2626 2000-10-18 Jan Hubicka <jh@suse.cz>
2628 * i386.c (ix86_comparison_operator, put_condition_code,
2629 ix86_match_ccmode, ix86_cc_mode): Handle CCRCmode.
2630 (ix86_expand_strlensi_unroll_1): Use CCRCmode.
2631 * i386.h (EXTRA_CC_MODES): Add CCRCmode.
2632 * i386.md (adddi and negdi splitter): Use CCRCmode.
2633 (add?i_3, add?i_4, add?i_5): Use CCRCmode; swap operands
2634 (subsi3_carry): add '*'
2635 (addsi3_carry_rc, subsi3_carry_rc, x86_movsicc_0_m1_rc): New.
2636 (cmp to add peep2): Use CCRCmode; swap operands.
2638 2000-10-18 Kazu Hirata <kazu@hxi.com>
2640 * h8300.c: Fix a comment typo.
2641 (round_frame_size): New.
2642 (compute_saved_regs): Likewise.
2645 (push_order): Remove.
2646 (pop_order): Likewise.
2647 (function_prologue): Rearrange code for readability.
2648 (function_epilogue): Likewise.
2650 * config/h8300/h8300.md: Remove an unnecessary sign_extend
2651 expander that is used when not optimizing. Output a tab after
2652 each assembly insns.
2654 * reorg.c: Fix formatting.
2656 2000-10-17 Joern Rennecke <amylaar@redhat.co.uk>
2658 * reload1.c (move2add_note_store): Check for simple
2659 auto-inc in destination.
2661 2000-10-17 Michael Chastain <chastain@redhat.com>
2663 * config/i386/i386-aout.h: define INT_ASM_OP.
2665 Tue Oct 17 20:11:08 2000 Alan Modra <alan@linuxcare.com.au>
2667 * pa.c (print_operand): Handle case 'c' for .vtable_inherit
2669 Tue Oct 17 20:05:51 2000 Martin Buchholz <martin@xemacs.org>
2671 * i370.md: Fix spelling typo.
2673 2000-10-17 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2675 * function.c (locate_and_pad_parm): Don't align stack unconditionally.
2676 Fixes execute/20001017-1.c on powerpc-linux-gnu.
2678 * expr.c (store_constructor): Apply MEM_ALIAS_SET to MEMs only.
2679 * rs6000/rs6000.c (rs6000_hash_constant): Use X0INT to access a
2682 * rs6000/rs6000.h (NO_DOLLAR_IN_LABEL, DOLLARS_IN_IDENTIFIERS,
2683 ENCODE_SECTION_INFO, ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Move from
2685 * rs6000/aix.h: ...to here.
2686 * rs6000/linux.h (ASM_APP_ON, ASM_APP_OFF): Define to Linux-style.
2688 2000-10-17 Jakub Jelinek <jakub@redhat.com>
2690 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Reload gp if needed.
2692 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Always use call, make
2693 sure linker can relax even the delay slot mov %g1,%o7, fix output
2696 2000-10-17 Kazu Hirata <kazu@hxi.com>
2698 * config/h8300/h8300.md: Remove an unnecessary zero_extend
2699 expander that is used when not optimizing. Output a tab after
2700 each assembly insns.
2702 2000-10-17 Chandrakala Chavva <cchavva@redhat.com>
2704 * gcc.c: New options --target-help.
2705 (process_command): Added code to parse this new option.
2706 * toplev.c (display_target_options): New function to support the
2708 * cppinit.c (new_pending_directive) : New option OPT_target__help.
2709 (cpp_handle_option): Support this new option.
2710 * invoke.texi: Added notes about --target-help option.
2712 2000-10-17 Graham Stott <grahams@redhat.com>
2714 * config/i386/i386.md (testqi_1): Add missing operand prefix
2716 * config/i386/i386-protos.h: Add missing prototype.
2718 2000-10-17 Diego Novillo <dnovillo@cygnus.com>
2720 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Symbol
2721 _GLOBAL_OFFSET_TABLE should not have a $ prefix when
2722 using -mintel-syntax.
2724 2000-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
2726 * c-common.c (FMT_FLAG_DOLLAR_MULTIPLE): Define.
2727 (format_types): Use it for printf.
2728 (maybe_read_dollar_number): Add parameter for the kind of format
2729 involved. Warn for multiple use for arguments if this is
2730 inappropriate for the kind of format involved.
2731 (check_format_info_main): Update calls to maybe_read_dollar_number.
2733 2000-10-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
2735 * inclhack.def (hpux_maxint): Also apply fix to values.h.
2736 * fixincl.x: Rebuilt.
2738 2000-10-17 Alexandre Oliva <aoliva@redhat.com>
2740 * genrecog.c (write_switch): Return the first condition that needs a
2743 2000-10-17 Bernd Schmidt <bernds@redhat.co.uk>
2745 * c-tree.h (warn_sequence_point): Move declaration to...
2746 * c-common.h (warn_sequence_point): ... here.
2747 * c-decl.c (warn_sequence_point): Move definition to...
2748 * c-common.c (warn_sequence_point): ... here.
2749 (struct reverse_tree): New.
2750 (reverse_list, reverse_max_depth): New static variables.
2751 (build_reverse_tree, common_ancestor, modify_ok
2752 verify_sequence_points): New functions.
2753 (c_expand_expr_stmt): Call verify_sequence_points if -Wsequence-point.
2754 * c-typeck.c (check_modify_expr): Delete.
2755 (build_modify_expr): Don't call it.
2757 2000-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
2759 * c-common.h (warn_missing_format_attribute): New variable.
2760 * c-decl.c (warn_missing_format_attribute): New variable.
2761 (c_decode_option): Decode -Wmissing-format-attribute and
2762 -Wno-missing-format-attribute.
2763 * c-common.c (check_function_format): If
2764 -Wmissing-format-attribute, give a warning where a vprintf or
2765 vscanf function is called by a function without its own printf or
2767 * toplev.c (documented_lang_options): Add
2768 -Wmissing-format-attribute.
2769 * invoke.texi: Document -Wmissing-format-attribute.
2771 2000-10-17 Marc Espie <espie@openbsd.org>
2773 * invoke.texi (-shared): Insist on requiring code generation flags
2774 to be used along with -shared, and document the subtle failure that
2775 may occur otherwise.
2777 2000-10-16 J. David Anglin <dave@hiauly1.hia.nrc.ca>
2779 * pa.md (return_internal): Move `use' after `return'.
2781 2000-10-16 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
2783 * machmode.def: Correct comment.
2785 2000-10-16 Rodney Brown <RodneyBrown@mynd.com>
2787 * print-rtl.c (print_rtx_head): Constify.
2788 * rtl.h (print_rtx_head): Similarly.
2790 * config/pa/pa/pa-protos.h (output_64bit_and, output_64bit_ior):
2791 Constify char * return value.
2793 (output_64bit_and, output_64bit_ior): Constify char * return value.
2794 (pa_can_combine_p): Make static.
2795 (function_arg): Decorate unused `named' argument. Fix comment typo.
2796 (function_arg_partial_nregs): Decorate unused `named' argument.
2798 2000-10-16 Joseph S. Myers <jsm28@cam.ac.uk>
2800 * c-common.c (format_check_results): New structure.
2801 (finish_dollar_format_checking): Adjust to take a
2802 format_check_results * parameter.
2803 (check_format_info, check_format_info_recurse,
2804 check_format_info_main): Split check_format_info into three
2805 functions, the main checking going in check_format_info_main.
2806 Recurse when any reduction of the format string argument towards a
2807 string literal is done; go down both branches of a conditional
2808 expression. Don't warn for extra format arguments or empty format
2809 strings if they only occur in some branches of a conditional
2812 2000-10-16 Kazu Hirata <kazu@hxi.com>
2814 * config/h8300/h8300.c: Remove obstack. Include ggc.h.
2816 2000-10-16 Jakub Jelinek <jakub@redhat.com>
2818 * rtlanal.c (may_trap_p): Check operand modes of COMPARE.
2820 2000-10-15 Diego Novillo <dnovillo@cygnus.com>
2822 * i386.md (*movsi_or): Switch operand order for intel syntax.
2824 2000-10-14 Joseph S. Myers <jsm28@cam.ac.uk>
2828 * gcc.texi (Contributing): Update.
2830 2000-10-13 Diego Novillo <dnovillo@cygnus.com>
2832 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Output final jump using
2833 appropriate assembler dialect.
2835 2000-10-13 Alexandre Oliva <aoliva@redhat.com>
2837 * c-common.c (c_expand_builtin): PARAMS-ize prototype.
2839 2000-10-12 Marek Michalkiewicz <marekm@linux.org.pl>
2841 * config/avr/avr.c (output_movhi, output_movsisf): Fix loading
2842 constants 1 and 2 to NO_LD_REGS.
2844 2000-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2846 * Makefile.in (c-parse.c, tradcif.c): Create atomically.
2848 * objc/Make-lang.in (objc-parse.c): Likewise.
2850 2000-10-13 Richard Earnshaw <rearnsha@arm.com>
2852 * arm.c: Include obstack.h
2853 (minipool_obstack, minipool_startobj): Define.
2854 (arm_add_gc_roots): Initialize them.
2855 (create_fix_barrier): Use our new obstack.
2856 (push_minipool_barrier, push_minipool_fix): Likewise.
2857 (arm_reorg): Release obstack memory.
2859 2000-10-13 Jakub Jelinek <jakub@redhat.com>
2861 * config/sparc/sparc.md (nonlocal_goto_receiver): Remove.
2862 (prologue, exception_receiver, builtin_setjmp_receiver): New
2864 * config/sparc/sparc.h (FINALIZE_PIC): Remove.
2865 * config/sparc/sparc-protos.h (finalize_pic): Remove.
2866 (load_pic_register): New prototype.
2867 * config/sparc/sparc.c (pic_setup_code): Remove.
2868 (finalize_pic): Rename to...
2869 (load_pic_register): ...this function.
2870 Don't look for nonlocal_goto_receivers and emit pic setup code
2871 directly. Don't check current_function_uses_pic_offset_table.
2873 2000-10-13 Richard Earnshaw <rearnsha@arm.com>
2875 * tree.h (struct obstack): Declare.
2877 2000-10-12 Mark Mitchell <mark@codesourcery.com>
2880 * Makefile.in (ggc-callbacks.o): Remove target.
2881 (flow.o): Depend on GGC_H.
2882 * alias.c (init_alias_analysis):
2883 Remove ggc_p conditionals.
2884 (end_alias_analysis): Likewise.
2885 * basic-block.h (init_flow): New function.
2886 (allocate_reg_life_data): Declare.
2887 * bb-reorder.c (function_obstack): Replace with ...
2888 (flow_obstack): ... new variable.
2889 (fixup_reorder_chain): Use it.
2890 * c-decl.c (ggc_p): Remove.
2891 (caller-save.c): Don't call oballoc/obfree.
2893 undobuf): Remove storage.
2894 (try_combine): Don't call oballoc.
2895 (undo_all): Don't call obfree.
2896 * cse.c (insert): Use xmalloc, not
2898 (cse_main): Adjust accordingly.
2899 * dwarf2out.c (save_rtx): Remove
2901 (dwarf2out_init): Remove ggc_p conditionals.
2902 * emit-rtl.c (rtl_obstack): Remove.
2903 (gen_rtx_CONST_INT): Remove ggc_p conditionals.
2904 (make_insn_raw): Likewise.
2905 (emit_insn_before): Likewise.
2906 (emit_insn_after): Likewise.
2907 (emit_insn): Likewise.
2908 (gen_sequence): Likewise.
2909 (copy_insn_1): Remove handling of `b' RTL components.
2910 (init_emit_once): Remove ggc_p conditionals.
2911 * except.c (create_rethrow_ref): Don't fool with obstacks.
2912 (add_partial_entry): Likewise.
2913 (call_get_eh_context): Likewise.
2914 (begin_protect_partials): Likewise.
2915 (protect_with_terminate): Likewise.
2917 (plus_constant_wide): Likewise.
2918 * expr.c (init_expr_once):
2920 (emit_block_move): Likewise.
2921 (clear_storage): Likewise.
2922 (expand_expr): Likewise.
2923 * flow.c (function_obstack): Remove.
2924 (flow_obstack): New variable.
2925 (flow_firstobj): Likewise.
2926 (create_base_block): Use the flow_obstack.
2927 (split_block): Likewise.
2928 (split_edge): Likewise.
2929 (calculate_global_regs_live): Likewise.
2930 (allocate_bb_life_data): Make it static. Likewiwse.
2931 (init_flow): New function.
2932 (size_int_type_wide): Remove ggc_p conditionals.
2934 (push_function_context_to): Don't call save_tree_status.
2935 (pop_function_context_from): Or restore_tree_status.
2936 (assign_stack_local_1): Don't call push_obstacks.
2937 (find_fixup_replacement): Use xmalloc.
2938 (fixup_var_refs_insns): Free the storage.
2939 (insns_for_mem_walk): Don't mess with obstacks.
2940 (instantiate_decls): Likewise.
2941 (trampoline_address): Likewise.
2942 (expand_function_end): Likewise.
2943 * function.h (sturct function):
2944 Remove obstack-related variables.
2945 (save_tree_status): Don't declare.
2946 (restore_tree_status): Likewise.
2947 * gcse.c (compute_can_copy):
2948 Don't call oballoc/obfree.
2949 * genattrtab.c (operate_exp): Remove
2951 (simplify_cond): Likewise.
2952 (simplify_test_exp): Don't mess with obstacks.
2953 (optimize_attrs): Likewise.
2954 * gengenrtl.c (gendef): Don't include
2956 * ggc-callbacks.c (ggc_p): Remove.
2957 * ggc-none.c (ggc_p): Remove.
2958 * ggc.h (ggc_p): Don't declare.
2959 * integrate.c (save_for_inline): Don't mess with obstacks.
2960 (integrate_decl_tree): Likewise.
2961 (output_inline_function): Likewise.
2963 (init_EXPR_INSN_LIST_cache): Likewise.
2964 * loop.c (temp_obstack):
2966 (rtl_obstack): Likewise.
2967 (init_loop): Don't mess with obstacks.
2968 (reg_address_cost): Free BIVs and GIVs.
2969 (check_insns_for_bivs): Use xmalloc, not oballoc.
2970 (find_mem_givs): Likewise.
2971 (record_biv): Likewise.
2972 (general_induction_var): Likewise.
2973 (product_cheap_p): Likewse.
2974 * optabs.c (init_one_libfunc): Remove
2976 * print-tree.c (debug_tree): Don't use
2978 (print_node): Likewise.
2979 * profile.c (output_func_start_profiler):
2980 Remove call to temporary_allocation.
2982 (eliminate_regs_in_insn): Don't mess with obstacks.
2984 (mark_target_live_regs): Use xmalloc.
2985 (free_resource_info): Free the memory.
2986 * rtl.c (rtl_obstack):
2988 (rtvec_alloc): Don't mess with obstacks.
2989 (rtx_alloc): Likewise.
2991 (copy_rtx): Don't handle `b' cases.
2992 (read_rtx): Use a local rtl_obstack.
2993 * rtl.h (oballoc): Remove.
2995 (pop_obstacks): Likewise.
2996 (push_obstacks): Likewise.
2997 (allocate_bb_life_data): Likewise.
2998 (allocate_reg_life_data): Likewise.
2999 (rtx_free): Likewise.
3000 * sdbout.c (sdbout_queue_anonymous_type):
3001 Use tree_cons, not saveable_tree_cons.
3003 (cselib_init): Don't mess with obstacks.
3005 (mark_block_nesting): Mark the label_chain.
3006 (epxand_label): Use ggc_alloc, not oballoc.
3007 (clear_last_expr): Don't mess with obstacks.
3008 (expand_decl_cleanup): Likewise.
3009 (expand_dcc_cleanup): Likewise.
3010 (expand_dhc_cleanup): Likewise.
3011 (expand_anon_union_decl): Likewise.
3012 (add_case_node): Use xmalloc, not oballoc.
3013 (free_case_nodes): New function.
3014 (expand_end_case): Call it.
3015 * stor-layout.c (layout_type): Don't
3017 (layout_type): Likewise.
3018 * toplev.c (wrapup_global_declarations):
3020 (compile_file): Remove ggc_p conditionals.
3021 (rest_of_compilation): Call init_flow. Remove ggc_p conditionals.
3022 (decode_f_option): Remove ggc_p conditionals.
3024 (function_maybepermanent_obstack): Remove.
3025 (maybepermanent_obstack): Likewise.
3026 (function_obstack): Likewise.
3027 (tmeporary_obstack): Likewise.
3028 (momentary_obstack): Likewise.
3029 (temp_decl_obstack): Likewise.
3030 (saveable_obstack): Likewise.
3031 (rtl_obstack): Likewise.
3032 (current_obstack): Likewise.
3033 (expression_obstack): Likewise.
3034 (struct obstack_stack): Likewise.
3035 (obstack_stack): Likewise.
3036 (obstack_stack_obstack): Likewise.
3037 (maybepermanent_firstobj): Likewise.
3038 (temporary_firstobj): Likewise.
3039 (momentary_firstobj): Likewise.
3040 (temp_decl_firstobj): Likewise.
3041 (momentary_function_firstobj): Likewise.
3042 (all_types_permanent): Likewise.
3043 (struct momentary_level): Likewise.
3044 (momentary_stack): Likewise.
3045 (init_obstacks): Remove initialization of removed obstacks.
3046 (save_tree_status): Remove.
3047 (restore_tree_status): Likewise.
3048 (temporary_allocation): Liekwise.
3049 (end_temporary_allocation): Liekwise.
3050 (resume_temporary_allocation): Likewise.
3051 (saveable_allocation): Likewise.
3052 (push_obstacks): Likewise.
3053 (push_obstacks_nochange): Likewise.
3054 (pop_obstacks): Likewise.
3055 (allocation_temporary_p): Likewise.
3056 (permanent_allocation): Likewise.
3057 (preserve_data): Likewise.
3058 (preserve_initializer): Likewise.
3059 (rtl_in_current_obstack): Likewise.
3060 (rtl_in_saveable_obstack): Likewise.
3061 (oballoc): Likewise.
3063 (savealloc): Likewise.
3064 (expralloc): Likewise.
3065 (print_obstack_name): Likewise.
3066 (debug_obstack): Likewise.
3067 (object_permanent_p): Likewise.
3068 (push_momentary): Likewise.
3069 (perserve_momentary): Likewise.
3070 (clear_momentary): Likewise.
3071 (pop_momentary): Likewise.
3072 (pop_momentary_nofree): Likewise.
3073 (suspend_momentary): Likewise.
3074 (resume_momentary): Likewise.
3075 (make_node): Don't set TREE_PERMANENT.
3076 (copy_node): Remove ggc_p conditionals. Don't set TYPE_OBSTACK.
3077 Don't set TREE_PERMANENT.
3078 (get_identifier): Remove ggc_p conditionals.
3079 (build_string): Likewise.
3080 (make_tree_vec): Likewise.
3081 (build_decl_list): Remove.
3082 (build_expr_list): Likewise.
3083 (tree_cons): Remove ggc_p conditionals.
3084 (decl_tree_cons): Remove.
3085 (expr_tree_cons): Likewise.
3086 (perm_tree_cons): Likewise.
3087 (temp_tree_cons): Likewise.
3088 (saveable_tree_cons): Likewise.
3089 (build1): Remove ggc_p conditionals.
3090 (build_parse_node): Likewise.
3091 (build_type_attribute_variant): Don't mess with obstacks.
3092 (build_type_copy): Likewise.
3093 (type_hash_canon): Likewise.
3094 (build_pointer_type): Likewise.
3095 (build_reference_type): Likewise.
3096 (build_index_type): Likewise.
3097 (build_range_type): Likewise.
3098 (dump_tree_statistics): Don't print obstack information.
3100 (struct tree_common): Remove permanent_flag.
3101 (TREE_PERMANENT): Remove.
3102 (TREE_SET_PERMANENT): Likewise.
3103 (TYPE_OBSTACK): Likewise.
3104 (struct tree_type): Remove obstack.
3106 (savealloc): Likewise.
3107 (build_decl_list): Likewise.
3108 (build_expr_list): Likewise.
3109 (perm_tree_cons): Likewise.
3110 (temp_tree_cons): Likewise.
3111 (saveable_tree_cons): Likewise.
3112 (decl_tree_cons): Likewise.
3113 (expr_tree_cons): Likewise.
3114 (suspend_momentary): Likewise.
3115 (allocation_temporary_p): Likewise.
3116 (resume_momentary): Likewise.
3117 (push_obstacks_nochange): Likewise.
3118 (permanent_allocation): Likewise.
3119 (push_momentary): Likewise.
3120 (clear_momentary): Likewise.
3121 (pop_momentary): Likewise.
3122 (end_temporary_allocation): Likewise.
3123 (pop_obstacks): Likewise.
3124 (push_obstacks): Likewise.
3125 (pop_momentary_nofree): LIkewise.
3126 (preserve_momentary): Likewise.
3127 (saveable_allocation): Likewise.
3128 (temporary_allocation): Likewise.
3129 (resume_temporary_allocation): Likewise.
3130 (perserve_initializer): Likewise.
3131 (debug_obstack): Likewise.
3132 (rtl_in_current_obstack): Likewise.
3133 (rtl_in_saveable_obstack): Likewise.
3135 * varasm.c (current_obstack): Remove.
3136 (saveable_obstack): Remove.
3137 (rtl_obstack): Remove.
3138 (immed_double_const): Don't mess with obstacks.
3139 (immed_real_cons): Likewise.
3140 (output_constant_def): Likewise.
3141 (init_varasm_status): Use xcalloc.
3142 (mark_pool_constant): Mark the pool constant itself.
3143 (free_varasm_status): Free memory.
3144 (decode_rtx_const): Call bzero directly, rather than expanding it
3146 (record_rtx_const): Don't mess with obstacks.
3147 (force_const_mem): Likewise.
3148 * config/arm/arm.c (arm_encode_call_attribute): Remove ggc_p
3150 (aof_pic_entry): Likewise.
3151 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
3152 * config/m32r/m32r.c (m32r_encode_section_info): Likewise.
3153 * config/pa/pa.c (saveable_obstack): Remove.
3154 (rtl_obstack): Likewise.
3155 (current_obstack): Likewise.
3156 (output_call): Don't mess with obstacks.
3157 (hppa_encode_label): Remove ggc_p conditionals.
3158 * config/romp/romp.c (get_symref): Don't mess with obstacks.
3159 * config/rs6000/rs6000.c (output_toc): Remove ggc_p conditional.
3160 (rs6000_encode_section_info): Likewise.
3161 * config/sh/sh.c (get_fpscr_rtx): Likewise.
3163 Thu Oct 12 16:02:31 MET DST 2000 Jan Hubicka <jh@suse.cz>
3165 * i386.md (adddi3, subdi3 splitters): Update for new pattern.
3166 (addsi3_cc, addqi3_cc, subsi3_cc): Remove
3167 (addsi3_carry): Canonicalize.
3168 (addqi_5): Remove '*'.
3169 (sbb pattern): Canonicalize.
3171 * i386.md (cmp to inc/add peep2): New.
3173 2000-10-12 Richard Earnshaw <rearnsha@arm.com>
3175 * bb-reorder.c (reorder_basic_blocks): Allocate an aux block for
3178 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
3180 * gcc.texi: Merge in contents of README.TRAD and TESTS.FLUNK.
3181 * README.TRAD, TESTS.FLUNK: Remove.
3183 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
3185 * c-common.c (decl_attributes): Don't allow strftime formats with
3186 first_arg_num nonzero.
3187 (check_format_info): Set wanted_type and wanted_type_name to zero
3188 before they are possibly assigned and used.
3190 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
3192 * c-common.c (scanf_flag_specs): Add flags ' and I.
3193 (strftime_flag_pairs): Disallow any pair of the _, - and 0 flags,
3194 or the ^ and # flags together.
3195 (scan_char_table): Handle the ' and I flags.
3196 (format_types): Add ' and I flags for scanf.
3198 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
3200 * c-common.c (print_char_table): Use the unpromoted type for
3201 lengths "h" and "hh" with conversions dioxXu.
3202 (check_format_types): Apply the default argument promotions where
3203 the wanted type is not a pointer target.
3205 2000-10-11 Michael Meeks <mmeeks@gnu.org>
3206 Joseph S. Myers <jsm28@cam.ac.uk>
3208 * c-typeck.c (check_modify_expr): New function.
3209 (build_modify_expr): Call it if warn_sequence_point.
3210 * c-decl.c (warn_sequence_point): New variable.
3211 (c_decode_option): Handle -Wsequence-point and
3212 -Wno-sequence-point. Enable -Wsequence-point as part of -Wall.
3213 * c-tree.h (warn_sequence_point): Declare.
3214 * invoke.texi (-Wsequence-point): Document.
3215 * toplev.c (documented_lang_options): Add -Wsequence-point and
3216 -Wno-sequence-point.
3217 Original work by Michael Meeks, 16 Jun 1998.
3219 Wed Oct 11 06:15:41 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3221 * tree.c (get_narrower): Don't look at precision of field if
3224 Tue Oct 10 23:14:33 2000 Denis Chertykov <denisc@overta.ru>
3226 * config/avr/avr.c (valid_machine_decl_attribute): Allow `extern'
3227 declaration for data with "progmem" attribute.
3229 2000-10-09 Marek Michalkiewicz <marekm@linux.org.pl>
3231 * config/avr/avr.c (out_shift_with_cnt): Use AS2 macro.
3232 Correct insn length if shift count is a memory operand.
3233 * config/avr/avr.md: New define_peephole2 to use *reload_inqi.
3234 (*iorhi3_clobber): Change lo8 to hi8.
3235 (zero_extendhisi2): Change %B0 to %A1.
3236 (ashlhi3, ashrhi3): Correct insn length.
3237 (andhi3, abssf2, extendqisi2, extendhisi2): Change "cc"
3238 from "clobber" to "set_n" in some alternatives.
3240 2000-10-10 Jakub Jelinek <jakub@redhat.com>
3242 * reload1.c (calculate_needs_all_insns): If deleting an instruction,
3243 remove its insn_chain structure as well.
3245 2000-10-09 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3247 * dbxout.c (dbxout_source_line): Remove extra tab.
3249 2000-10-09 Hans-Peter Nilsson <hp@bitrange.com>
3251 * config/elfos.h (UNIQUE_SECTION): Apply STRIP_NAME_ENCODING on name.
3253 2000-10-09 Richard Henderson <rth@cygnus.com>
3255 * Makefile.in (LANG_LIB2FUNCS): Remove.
3256 (LIB2FUNCS): Remove _pure.
3257 (LIB2ADD): Remove LANG_LIB2FUNCS.
3258 (stage_a): Don't set LANG_LIB2FUNCS.
3259 * libgcc2.c (__terminate): Mark noreturn.
3260 (__pure_virtual): Remove.
3261 * mklibgcc.in: Remove LIB2ADD .txt processing.
3263 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
3265 * arm.md (push_multi): Revert unintended change.
3267 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
3269 * arm.c: Miscellaneous white space and comment clean-ups. No
3273 2000-10-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3275 * c-common.c (c_expand_builtin_printf): Set the TREE_TYPE of a new
3276 STRING_CST by calling combine_strings.
3278 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
3280 * arm.c (thumb_expand_movstrqi): Rewrite to support SSA form.
3281 (thumb_output_move_mem_multiple): Support new insn format.
3282 * arm.md (movmem12b): Use SSA compatible format.
3283 (movmem8b): Likewise.
3285 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
3287 * arm.md (predicable): New attribute, default to "no".
3288 (all patterns): Mark as predicable if appropriate.
3289 (conditional execution splits): Split using predication format.
3290 (define_cond_exec): Define.
3291 * arm.c (arm_print_operand): handle insn predicate.
3293 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3295 * README.NS32K: Remove file.
3297 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3299 * README-bugs: Remove file.
3301 2000-10-08 Philipp Thomas <pthomas@suse.de>
3302 * aclocal.m4 (AM_GNU_GETTEXT): Fix non portable use of == operator
3304 * configure: Rebuilt.
3306 2000-10-08 Philipp Thomas <pthomas@suse.de>
3307 * aclocal.m4 (AM_WITH_NLS): When not using included gettext,
3308 disable catalog building if no suitable program was found.
3309 Move warning message from here
3310 (AM_GNU_GETTEXT): To here.
3311 * configure: Rebuilt.
3313 2000-10-08 Philipp Thomas <pthomas@suse.de>
3314 * aclocal.m4 (GCC_PATH_PROG): New. Like AC_PATH_PROG but uses
3315 different cache variables.
3316 (GCC_PATH_PROG_WITH_TEST): New. Like AM_PATH_PROG_WITH_TEST but
3317 uses different cache variables.
3318 (AM_WITH_NLS): Use GCC_PATH_PROG and GCC_PATH_PROG_WITH_TEST.
3319 * configure: Regenerated.
3321 2000-10-08 Richard Henderson <rth@cygnus.com>
3323 * Makefile.in (libgcc.mk): Pass SHLIB_EXT, not SHLIB_LIBS.
3324 * configure.in (sparc*-*-solaris*): Use t-slibgcc{,-sld}.
3325 * mklibgcc.in: Consider SHLIB_LINK the entire shlib build command.
3328 * config/t-linux (SHLIB_EXT): New.
3329 (SHLIB_LINK): Use the entire build command, with substitutions.
3330 (SHLIB_LIBS): Remove.
3331 * config/alpha/t-osf4: Likewise.
3332 * config/mips/t-iris6: Likewise.
3333 * config/sparc/t-sol2: Likewise, but move shlib stuff...
3334 * config/sparc/t-slibgcc-sld: ...here.
3335 * config/sparc/t-slibgcc: New file.
3337 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
3339 * tm.texi (INTMAX_TYPE, UINTMAX_TYPE): Define.
3340 * c-common.h (enum c_tree_index): Add CTI_INTMAX_TYPE and
3342 (intmax_type_node, uintmax_type_node): Define.
3343 * c-common.c (decl_attributes): If pedantic, warn if `mode'
3344 attributes create a type wider than intmax_t.
3345 (T_IM, T_UIM): Define properly.
3346 * c-decl.c (INTMAX_TYPE, UINTMAX_TYPE): Define if not already
3348 (init_decl_processing): Initialize intmax_type_node and
3350 * c-lex.c (lex_number): When pedantic and warning for integer
3351 constants that are too large, in C99 mode warn for those that have
3352 a type wider than long long.
3354 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
3356 * c-common.c (FMT_FLAG_ARG_CONVERT, FMT_FLAG_SCANF_A_KLUDGE,
3357 FMT_FLAG_FANCY_PERCENT_OK): Define.
3358 (format_char_info): Add flag "4" to comment.
3359 (format_flag_spec, format_flag_pair): New structures.
3360 (format_kind_info): Add additional fields to control format
3362 (printf_flag_specs, printf_flag_pairs, scanf_flag_specs,
3363 scanf_flag_pairs, strftime_flag_specs, strftime_flag_pairs): New
3365 (time_char_table): Use "4" flag to handle %Ey.
3366 (format_types): Add entries for new fields.
3367 (get_flag_spec): New function.
3368 (check_format_info): Increase size of flag_chars[] to 256.
3369 Control format checking using the new fields of a format_kind_info
3370 and the new tables; remove all conditionals on printf_format_type,
3371 scanf_format_type or strftime_format_type. Handle all details of
3372 bad combinations of flags (including width, precision and strftime
3373 modifiers) through data rather than ad hoc code. Handle all
3374 details of standard versions in which flags appeared through
3375 data. Use the "4" flag.
3377 2000-10-07 Will Cohen <wcohen@redhat.com>, Kazu Hirata <kazu@hxi.com>
3379 * config/h8300/h8300.md: Remove the memory alternative and correct
3380 the insn lengths in the templates for sign extention and zero
3383 2000-10-07 Richard Henderson <rth@cygnus.com>
3385 * calls.c (expand_call): Disallow sibcalls to noreturn functions.
3386 * flow.c (make_edges): Revert last change.
3388 * config/alpha/alpha.h (FUNCTION_OK_FOR_SIBCALL): Don't test
3390 * config/pa/pa.h (FUNCTION_OK_FOR_SIBCALL): Likewise.
3392 2000-10-06 David O'Brien <obrien@dragon.nuxi.com>
3394 * config/alpha/elf.h: Standardize the formatting.
3396 2000-10-06 David O'Brien <obrien@FreeBSD.org>
3398 * config/alpha/elf.h: Protect the ASM_OUTPUT_IDENT definition with an
3401 2000-10-06 Richard Henderson <rth@cygnus.com>
3403 * function.c (diddle_return_value): Examine
3404 current_function_return_rtx instead of the DECL_RESULT.
3405 (expand_function_end): Handle reloading DECL_RESULT from memory
3406 into a hard register. Query promote_mode for sign of mismatched
3409 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
3411 * haifa-sched.c (schedule_insns): Fix typo in freeing
3412 forward_dependency_cache.
3414 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
3416 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): Add
3417 `TARGET_SH2' as a condition.
3419 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
3421 * haifa-sched.c (anti_dependency_cache, output_dependency_cache,
3422 forward_dependency_cache): New variables.
3423 (add_dependence, remove_dependence): Use anti_dependency_cache and
3424 output_dependency_cache.
3425 (compute_block_forward_dependences): Use forward_dependency_cache.
3426 (schedule_insns): Allocate and free memory for anti/output/forward
3427 dependencies caches.
3429 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
3431 * config/sh/sh.md (call, call_value): Use `TARGET_SH2' instead of
3432 `! TARGET_SH1'. Reindent.
3434 2000-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3436 * builtins.c (is_valid_printf_arglist, expand_builtin_printf):
3437 Move functions from here ...
3439 * c-common.c (is_valid_printf_arglist, c_expand_builtin_printf):
3441 (c_expand_builtin): New function.
3442 (init_function_format_info): Don't set `check_function_format_ptr'.
3443 (c_common_nodes_and_builtins): Set built_in_class type for
3444 printf/__builtin_printf to BUILT_IN_FRONTEND.
3445 (c_expand_expr): Handle CALL_EXPRs that are front-end builtins.
3447 * c-common.h (build_function_call): Declare.
3449 * expr.c (expand_expr): Pass builtins with class BUILT_IN_FRONTEND
3450 to `lang_expand_expr' rather than `expand_builtin'.
3452 * tree.c (check_function_format_ptr): Delete.
3454 * tree.h (check_function_format_ptr): Likewise.
3456 2000-10-06 Hans-Peter Nilsson <hp@bitrange.com>
3458 * dwarf2out.c (build_cfa_loc): Correct to use DW_OP_regx or
3459 DW_OP_bregx when cfa->reg > 31.
3461 * frame-dwarf2.c (decode_stack_op) [case DW_OP_regx]: Add missing
3464 2000-10-05 Richard Henderson <rth@cygnus.com>
3466 * c-decl.c (warn_missing_noreturn): Remove.
3467 (c_expand_body): Don't set or check can_reach_end.
3468 * c-tree.h (warn_missing_noreturn): Move ...
3469 * flags.h: ... here.
3470 (can_reach_end): Remove.
3471 * flow.c (check_function_return_warnings): New.
3472 (make_edges): No edge to exit for noreturn sibcalls.
3473 * function.c (expand_function_end): Save the return value
3474 clobber instruction.
3475 (mark_function_status): Mark it.
3476 * function.h (struct function): Add x_clobber_return_insn.
3477 * jump.c (can_reach_end): Remove.
3478 (calculate_can_reach_end): Remove.
3479 (jump_optimize_1): Don't call it.
3480 * output.h (check_function_return_warnings): Declare.
3481 * toplev.c (warn_missing_noreturn): Move from c-decl.c
3482 (rest_of_compilation): Call check_function_return_warnings.
3484 2000-10-05 Richard Henderson <rth@cygnus.com>
3486 * Makefile.in (NM_FOR_TARGET): New.
3487 (libgcc.mk): Pass SHLIB_MKMAP, SHLIB_MAPFILES.
3488 (libgcc.a, stmp-multilib): Pass NM_FOR_TARGET.
3489 * mklibgcc.in: If SHLIB_MKMAP, build libgcc.map. Depend the
3490 shared library build on that and EXTRA_MULTILIB_PARTS.
3491 * mkmap-flat.awk: New file.
3492 * mkmap-symver.awk: New file.
3493 * libgcc-std.ver: New file.
3494 * config/libgcc-glibc.ver: New file.
3495 * config/ia64/libgcc-ia64.ver: New file.
3496 * config/t-linux (SHLIB_MKMAP, SHLIB_MAPFILES): New.
3497 (SHLIB_LINK): Add --version-script.
3498 * config/ia64/t-ia64 (SHLIB_MAPFILES): Add libgcc-ia64.ver.
3499 * config/mips/t-iris6 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
3500 * config/sparc/t-sol2 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
3501 (SHLIB_LINK): Add -M.
3503 2000-10-05 Richard Henderson <rth@cygnus.com>
3505 * Makefile.in (LIB2FUNCS): Add _clz.
3506 * libgcc2.c (__ffsdi2): Use count_trailing_zeros.
3507 (__clz_tab): Put in its own unit, non-static.
3508 * libgcc2.h: Always include longlong.h.
3510 * longlong.h [alpha] (count_leading_zeros): Use cmpbge with
3511 a zero instead of -1.
3512 (count_trailing_zeros): Likewise.
3514 2000-10-05 Richard Henderson <rth@cygnus.com>
3516 * config/alpha/alpha.c (alpha_emit_setcc): Don't swap GT tests
3517 when second op1 is const0_rtx. Validate op0 as a register.
3518 * config/alpha/alpha.md (setcc_internal): Don't allow constants
3519 in the first argument of the compare.
3520 (setcc_swapped_internal): Likewise.
3521 (setne_internal): Likewise.
3523 2000-10-05 Geoff Keating <geoffk@cygnus.com>
3525 * tree.c (tree_size): New function split out of copy_node.
3526 (make_node): Remove obstack handling. Use tree_size.
3527 (copy_node): Use tree_size.
3528 * tree.h: Prototype tree_size.
3530 2000-10-05 Richard Henderson <rth@cygnus.com>
3532 * diagnostic.c (output_format): Add missing break.
3534 2000-10-05 Jim Wilson <wilson@cygnus.com>
3536 * function.c (fixup_var_refs_1, case SET): When gen_move_insn returns a
3537 SEQUENCE, call emit_insn_before, copy PATTERN and REG_NOTES of last
3538 sequence insn to INSN, and delete last sequence insn.
3540 2000-10-05 Phil Edwards <pme@gcc.gnu.org>
3542 * gcc.c (main): Include generated configargs.h header
3543 and use arguments in '-v' output.
3545 Thu Oct 5 16:16:57 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3547 * gcc.c: Move data on prefixes forward in file and reorganize.
3548 (md_exec_prefix, md_startfile_prefix, md_startfile_prefix_1):
3549 Always define, but make null if no value.
3550 (static_specs): Add "md_exec_prefix", "md_startfile_prefix",
3551 and "md_startfile_prefix_1".
3552 (main): Check whether md_exec_prefix and the others are the
3553 null string rather than whether the macro is defined.
3555 Thu Oct 5 19:04:18 2000 J"orn Rennecke <amylaar@redhat.co.uk>
3557 * (convert_move): Use zero_extendpsisi2 to do an unsigned extension
3558 from PSImode to SImode.
3560 2000-10-05 Jakub Jelinek <jakub@redhat.com>
3562 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETICS]: Fix conversion
3563 from float to integral mode with HOST_BITS_PER_WIDE_INT 64.
3564 * dwarf2out.c (add_const_value_attribute): Divide by 4, not
3567 Thu Oct 5 09:31:31 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3569 * fold-const.c (fold, case MINUS_EXPR, case EQ_EXPR): Perform
3570 negation in proper type.a
3572 2000-10-04 Richard Henderson <rth@cygnus.com>
3574 * configure.in (enable-shared): New.
3575 * Makefile.in (LIBGCC_DEPS): Depend on EXTRA_PARTS as well.
3576 (libgcc.mk): Pass SHLIB_LINK, SHLIB_LIBS, SHLIB_MULTILIB to mklibgcc.
3577 * mklibgcc.in: Use them to link shared a libgcc.
3578 * config/t-linux (SHLIB_LINK, SHLIB_LIBS): New.
3579 * config/alpha/t-ieee (SHLIB_MULTILIB): New.
3580 * config/mips/t-iris6 (SHLIB_LINK, SHLIB_LIBS): New.
3581 * config/sparc/t-sol2 (SHLIB_LINK, SHLIB_LIBS): New.
3583 * configure.in (alpha-osf*): Use t-osf and x-osf.
3584 * config/alpha/t-osf: New file.
3585 * config/alpha/t-osf4: New file.
3586 * config/alpha/x-osf: New file.
3587 * config/alpha/x-alpha: Remove file.
3589 2000-10-04 Will Cohen <wcohen@redhat.com>
3591 * c-typeck.c (process_init_element): Added warning for zero-length
3594 * extend.texi (Zero Length): State that static initializers for
3595 zero-length arrays are not allowed.
3597 Mon Oct 2 14:50:14 MET DST 2000 Jan Hubicka <jh@suse.cz>
3599 * rtlanal.c (single_set_1): Do not require USE and CLOBBERs
3602 2000-10-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3604 * config/float-c4x.h: New.
3605 * configure.in (c4x-*): Set float_format to c4x.
3606 * configure: Regenerate.
3608 2000-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3610 * configure.in (sparc-*-solaris2*): Disable 32-to-64 cross
3611 compilation for solaris versions 2.7 and greater.
3613 2000-10-02 Marc Espie <espie@openbsd.org>
3615 * config/alpha.h (WORD_SWITCH_TAKES_ARG): add -rpath to default,
3616 instead of redefining from scratch.
3618 2000-10-02 David O'Brien <obrien@dragon.nuxi.com>
3620 * config/i386/freebsd.h (NO_PROFILE_COUNTERS): Define.
3622 2000-10-01 Mark Mitchell <mark@codesourcery.com>
3624 * config/ns32k/genix.h: Remove.
3625 * config/ns32k/x-genix: Likewise.
3626 * config/ns32k/xm-genix.h: Likewise.
3627 * config/fx80: Remove all filee in directory.
3628 * config/pyr: Likewise.
3629 * config/tahoe: Likewise.
3630 * config/gmicro: Likewise.
3631 * config/spur: Likewise.
3632 * configure.in: Remove configury bits for above targets.
3633 * configure: Regenerated.
3635 * configure.in: Don't configure chill by default.
3636 * configure: Regenerated.
3638 * c-decl.c (c_expand_body): Don't generate RTL if flag_syntax_only.
3639 (lang_mark_false_label_stack): Remove.
3640 * c-lex.c (init_c_lex): Add file_info_tree as GC root. Allocate
3641 <top level> string in GC area.
3642 (mark_splay_tree_node): New function.
3643 (mark_splay_tree): Likewise.
3644 * except.c (mark_eh_status): Only call lang_mark_false_label_stack
3646 * ggc-callbacks.c (lang_mark_false_label_stack): Remove.
3647 * ggc-common.c (lang_mark_false_label_stack): Change type.
3648 * ggc.h (ggc_alloc_string): Add comment.
3649 (ggc_strdup): New function.
3651 Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru>
3653 * config/avr/avr.h (BRANCH_COST): Define as 0.
3655 * config/pdp11/pdp11.c: #include "tree.h" added.
3657 2000-09-30 Marek Michalkiewicz <marekm@linux.org.pl>
3659 * config/avr/avr.c (ashlhi3_out, ashlsi3_out, ashrhi3_out,
3660 ashrsi3_out, lshrhi3_out, lshrsi3_out): Optimize more cases
3661 with known shift count.
3662 * config/avr/avr.md (ashlsi3, ashrsi3, lshrsi3):
3663 New alternative for shift count 2 with no scratch register.
3664 (ashlhi3, ashlsi3): Change "cc" attribute from "clobber" to
3665 "set_n" for shift counts 1 and 2.
3667 2000-09-30 Geoff Keating <geoffk@cygnus.com>
3669 * config/rs6000/rs6000.md (movsi_to_cr): Remove the USE. Calculate
3670 the mask value from the individual SET operations.
3671 (return_internal_si): Move the USE after the RETURN.
3672 (return_internal_di): Likewise.
3673 (return_and_restore_fpregs_si): Likewise.
3674 (return_and_restore_fpregs_di): Likewise.
3675 (return_eh_si): Likewise.
3676 (return_eh_di): Likewise.
3677 * config/rs6000/rs6000.c (mtcrf_operation): Don't look for,
3679 (rs6000_emit_prologue): Don't emit the USE for movsi_to_cr.
3680 Don't generate a PARALLEL around a single operation movsi_to_cr.
3681 Generate the RETURN first in any PARALLELs.
3683 * rtlanal.c (single_set_1): Use fatal_insn to display the
3684 invalid insn. Check for more cases when a USE or CLOBBER occurs
3686 * Makefile.in: Update dependencies for rtlanal.o.
3688 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
3690 * i386.c: Move include of "config.h" to before that of <setjmp.h>.
3692 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
3694 * c-tree.texi, contrib.texi, gcc.texi, install.texi, invoke.texi:
3695 Consistently use @email for formatting email addresses.
3697 2000-09-29 Richard Henderson <rth@cygnus.com>
3699 * cse.c (notreg_cost): New argument outer.
3700 (COST): Pass in SET to notreg_cost
3702 (fold_rtx): Use COST_IN. Prefer constants when costs
3705 2000-09-29 David Edelsohn <edelsohn@gnu.org>
3707 * fixinc/inclhack.def (broken_cabs): Generalize regex.
3708 * fixinc/fixincl.x: Regenerate.
3710 2000-09-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3712 * loop.c (check_final_value): A GIV is not replaceable if used
3715 Fri Sep 29 10:04:12 2000 Jeffrey A Law (law@cygnus.com)
3717 * version.c: Bump to gcc-2.97.
3719 Frs Sep 29 13:37:59 MET DST 2000 Jan Hubicka <jh@suse.cz>
3721 * final.c (final_scan_insn): Remove extra extract_insn call;
3722 Use caching for constrain_operands.
3723 (cleanup_subreg_operands): Use caching for extract_insn.
3724 * recog.c (constrain_operands_cached): New.
3725 * recog.h (constrain_operands_cached): Declare.
3726 * i386.c (ix86_attr_length_immediate_default,
3727 ix86_attr_length_address_default, ix86_agi_dependant): Cache
3730 * recog.c (asm_noperands): Tweak.
3731 (extract_insn): Do not call asm_noperads for non-asm instructions.
3733 Fri Sep 29 13:20:42 MET DST 2000 Jan Hubicka <jh@suse.cz>
3735 * recog.c (recog_memoized): Rename to recog_memoized_1.
3736 * recog.h (recog_memoized): Rename to recog_memoized_1.
3737 (recog_memoized): New macro.
3738 * rtl.h (single_set): Rename to single_set_1
3739 (single_set): New macro.
3740 * rtlanal.c (single_set): Rename to single_set_1; expect clobbers
3743 * i386.md (strmovsi_1, strmovhi_1 strmovqi_1):
3744 Do not use match_dup of input operands at outputs.
3745 Use register_operand for memory expression.
3746 (rep_movsi): Put use last, canonicalize.
3747 Use register_operand for memory expression.
3748 (rep_movqi): Put use last.
3749 Use register_operand for memory expression.
3750 (strsetsi_1, strset_hi_1, strsetqi_1): Do not use match_dup
3751 of input operands at outputs. Use register_operand for memory
3753 (rep_stossi): Put use last; canonicalize; fix match_dup in
3754 the address expression
3755 (rep_stosqi): Likewise.
3756 (memcmp expander): Update calls.
3757 (cmpstrsi_nz_1, cmpstrsi_1, strlensi_1): Avoid match_dups in
3760 * i386.md (fp_jcc_3, fp_jcc_4, jp_fcc_5): if_then_else operand is
3762 (fp_jcc_4, fp_jcc_3): Refuse unordered comparisons.
3764 2000-09-28 David O'Brien <obrien@FreeBSD.org>
3766 * config/i386/freebsd-aout.h: New, FreeBSD a.out config file.
3767 Contains the old contents of config/i386/freebsd.h
3768 * config/i386/freebsd.h: Now the ELF rather than a.out config file.
3769 Contains the old contents of config/i386/freebsd-elf.h
3770 * config/i386/freebsd-elf.h: Retire this file -- contents moved to
3771 config/i386/freebsd.h.
3772 * configure.in: Adjust for above changes.
3773 * po/POTFILES.in: Likewise.
3774 * po/en_GB.po: Likewise.
3775 * po/gcc.pot: Likewise.
3776 * configure: Rebuilt.
3778 2000-09-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3780 * doloop.c (doloop_modify): Prevent delete_insn() from
3781 deleting too much. Prefer loop->top over loop->start as
3782 target for the new JUMP insn.
3783 (doloop_valid_p): Ignore loop with exit_count != 0.
3785 2000-09-28 Philipp Thomas <pthomas@suse.de>
3787 * invoke.texi (i386 Options): Add athlon to table of possible
3790 2000-09-28 Gabriel Dos Reis <gdr@codesourcery.com>
3792 * diagnostic.h (output_clear_message_text): New function.
3793 (output_message_text): New macro.
3795 * diagnostic.c (clear_text_info): Rename to
3796 output_clear_message_text.
3797 (output_clear): Adjust.
3798 (output_finish): Rename to output_finalize_message. Tweek.
3799 (output_to_stream): Adjust.
3801 2000-09-28 Neil Booth <neilb@earthling.net>
3803 * cpperror.c (_cpp_begin_message): Do the test for suppression
3804 of warnings and pedantic warnings before the "is a warning an
3806 * cppinit.c (cpp_handle_option): Remove surplus \n.
3807 * cpplex.c (ON_REST_ARG): Delete.
3808 (skip_block_comment): Initialise prevc.
3809 (parse_args): Improve error messages.
3810 (maybe_paste_with_next): Use CONTEXT_VARARGS rather
3812 * cpplib.c (cpp_push_buffer): Fix grammar in message.
3813 * cppmain.c (main): Set callbacks for #ident and #pragma
3814 only if no_output option is false.
3815 (do_pragma_implementation): Only call the #pragma handler
3816 if it is set in the cpp_reader structure.
3818 Wed Sep 27 14:00:07 2000 Donald Lindsay <dlindsay@cygnus.com>
3820 * integrate.c (copy_insn_list): if an ignored return value
3821 is being clobbered, skip cloning that into the inline copy.
3823 2000-09-27 Joseph S. Myers <jsm28@cam.ac.uk>
3825 * extend.texi, invoke.texi, gcc.texi, install.texi: Consistently
3826 use @uref for formatting URLs.
3828 2000-09-27 Mark Elbrecht <snowball3@bigfoot.com>
3830 * config/i386/djgpp.h (UNIQUE_SECTION): Constify the variables
3833 Tue 26-Sep-2000 18:25:38 BST Neil Booth <neilb@earthling.net>
3835 * gcc.c (cpp_options): Add spec for -ftabstop=.
3836 (invoke_as): New spec that handles invoking as.
3837 Update specs to handle -save-temps and -traditional.
3838 * ch/lang-specs.h, f/lang-specs.h, java/lang-specs.h:
3840 * cp/lang-specs.h, objc/lang-specs.h: Update to use
3841 invoke_as, and handle -save-temps and -traditional (if
3844 2000-09-26 Jakub Jelinek <jakub@redhat.com>
3846 * config/sparc/sparc.c (sparc_emit_set_const64): Don't abort when
3848 (function_arg_slotno): Accept TImode/CTImode.
3849 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): If IN_LIBGCC2 define
3852 2000-09-26 Michael Hayes <mhayes@cygnus.com>
3854 * flow.c (flow_loop_pre_header_scan): Punt if loop enters
3857 2000-09-25 Jim Wilson <wilson@cygnus.com>
3859 * config/ia64/ia64.h (INDEX_REG_CLASS): Define to GENERAL_REGS.
3860 (REGNO_OK_FOR_INDEX_P): Define to REGNO_OK_FOR_BASE_P.
3861 (LEGITIMATE_ADDRESS_DISP): Use LEGITIMATE_ADDRESS_REG.
3862 (REG_OK_FOR_INDEX): Define to REG_OK_FOR_BASE_P.
3864 Tue 26-Sep-2000 00:16:22 BST Neil Booth <neilb@earthling.net>
3866 * cpplex.c (parse_args): Don't set VOID_REST flag.
3867 (CONTEXT_VARARGS): New flag.
3868 (maybe_paste_with_next): Set context earlier in loop. Use
3869 it. Do varargs test with CONTEXT_VARARGS flag.
3870 (push_arg_context): Set CONTEXT_VARARGS flag if we're
3871 pushing an argument context for a varargs argument.
3872 * cpplib.h (VOID_REST): Delete.
3873 * gcc.dg/cpp/vararg1.c: Add test case.
3875 2000-09-25 Branko Cibej <branko.cibej@hermes.si>
3877 * flags.h: Declare warning flag warn_system_headers.
3878 * toplev.c: Define it.
3879 (W_options): Add option -Wsystem-headers.
3880 * diagnostic.c (count_error): Test warn_system_headers.
3881 * invoke.texi: Add description for -Wsystem-headers.
3882 * cpplib.h (cpp_options): New member warn_system_headers.
3883 * cpphash.h (CPP_PEDANTIC, CPP_WTRADITIONAL): Don't test
3884 CPP_IN_SYSTEM_HEADER.
3885 * cpplib.c (do_import, do_pragma_once): Likewise.
3886 * cpperror.c (_cpp_begin_message): Test warn_system_headers
3887 and CPP_IN_SYSTEM_HEADER.
3888 * cppinit.c (handle_option): Recognize -Wsystem_headers.
3889 (print_help): Describe -Wsystem_headers.
3890 * cpplex.c (lex_line): Reorganize condition so that warnings
3891 about C++ comments in system headers can be enabled. Remove
3892 label do_line_comment.
3894 Mon 25-Sep-2000 23:38:27 BST Neil Booth <neilb@earthling.net>
3896 * cpplex.c (save_comment): Only store the initial '/'
3898 (lex_token): Combine handling of the two comment types.
3899 Pass everything but the initial '/' to save_comment.
3901 Mon 25-Sep-2000 23:31:45 BST Neil Booth <neilb@earthling.net>
3903 * cpphash.h (_cpp_digraph_spellings, _cpp_process_directive,
3904 _cpp_can_paste): New library-internal prototypes.
3905 * cpplex.c (dump_param_spelling, output_line_command,
3906 output_token, cpp_scan_buffer, cpp_scan_buffer_nooutput,
3907 cpp_printf, cpp_output_list): Move to cppoutput.c.
3908 (process_directive, can_paste, digraph_spellings): Add _cpp_ prefix.
3909 * cppmacro.c (dump_macro_args, cpp_dump_definition) Move to
3911 * cppoutput.c (dump_macro_args, cpp_dump_definition, output_token,
3912 dump_param_spelling, output_line_command, cpp_scan_buffer,
3913 cpp_scan_buffer_nooutput, cpp_printf, cpp_output_list): Moved
3915 * Makefile.in: Add cppoutput.c.
3916 * po/POTFILES.in: Add cppoutput.c.
3918 2000-09-25 Richard Henderson <rth@cygnus.com>
3920 * config/ia64/ia64.c (ia64_print_operand): Define 'e' as 64-n.
3921 * config/ia64/ia64.md (rotrsi3): Allow variable rotates; don't
3922 split until after reload.
3923 (rotlsi3, rotldi3): New.
3925 2000-09-25 Gabriel Dos Reis <gdr@codesourcery.com>
3927 * diagnostic.c (output_last_position): Define.
3928 (set_real_maximum_length): Tweek.
3929 * diagnostic.h (output_last_position): Declare.
3931 2000-09-25 Kazu Hirata <kazu@hxi.com>
3933 * config/i386/i386.c: Fix formatting.
3935 2000-09-24 Alan Lehotsky <alehotsky@cygnus.com>
3937 * emit-rtl-c (gen_lowpart_common): Accept non-paradoxical SUBREG when
3938 UNITS_PER_WORD is small.
3940 2000-09-25 Joseph S. Myers <jsm28@cam.ac.uk>
3942 * c-common.c (format_char_info): Add flags2; update comments.
3943 (print_char_table, scan_char_table, time_char_table): Split some
3944 flags out into flags2.
3945 (check_format_info): Use flags2 for those flags, for identifying
3946 the initial character of a scanf scanset, and for identifying
3947 printf formats where the '0' flag is ignored with precision.
3949 2000-09-25 Hans-Peter Nilsson <hp@axis.com>
3951 Changes below marked "here" add TABs on either or both sides,
3952 covering start of line, up to any operand for all noted .*ASM.*_OP
3953 definitions. All callers changed.
3954 * tm.texi: Make documented *_ASM.*_OP:s include spacing
3955 (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, SHARED_SECTION_ASM_OP,
3956 BSS_SECTION_ASM_OP, SHARED_BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
3957 ASM_BYTE_OP, FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
3958 ASM_STABS_OP, ASM_STABD_OP, ASM_STABN_OP).
3959 Fix typos in description for LONG_LONG_TYPE_SIZE and
3960 FINI_SECTION_ASM_OP.
3961 * crtstuff.c (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Explain
3962 why these defaults don't have leading spacing.
3963 * dbxout.c (ASM_STABS_OP, ASM_STABN_OP): Here.
3964 * dwarf2out.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3965 UNALIGNED_DOUBLE_INT_ASM_OP, SECTION_ASM_OP, ASM_BYTE_OP): Here.
3966 * dwarfout.c (FILE_ASM_OP, VERSION_ASM_OP,
3967 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, ASM_BYTE_OP,
3968 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP): Here.
3969 * defaults.h (ASM_STABD_OP, EH_FRAME_SECTION_ASM_OP): Here.
3970 * varasm.c (ASM_STABS_OP): Here.
3971 * xcoffout.h (ASM_STABS_OP): Here.
3972 * config/elfos.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
3973 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
3974 INT_ASM_OP, ASCII_DATA_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP,
3975 STRING_ASM_OP): Here.
3976 * config/freebsd.h (IDENT_ASM_OP): Here.
3977 * config/linux-aout.h (SET_ASM_OP): Here.
3978 * config/linux.h (SET_ASM_OP): Here.
3979 * config/lynx.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
3981 * config/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
3982 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP, ALIGN_ASM_OP): Here.
3983 * config/openbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
3984 * config/psos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
3986 * config/ptx4.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
3987 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
3988 INT_ASM_OP, ASCII_DATA_ASM_OP, CONST_SECTION_ASM_OP,
3989 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
3990 FINI_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP STRING_ASM_OP): Here.
3991 * config/svr3.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
3992 CONST_SECTION_ASM_OP, ASM_BYTE_OP): Here.
3993 * config/a29k/udi.h (INT_ASM_OP): Here.
3994 * config/alpha/alpha-interix.h (CONST_SECTION_ASM_OP,
3995 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
3997 * config/alpha/alpha.h (TEXT_SECTION_ASM_OP,
3998 READONLY_DATA_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3999 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4000 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_STABS_OP, ASM_STABN_OP,
4001 ASM_STABD_OP): Here.
4002 * config/alpha/elf.h (IDENT_ASM_OP, SKIP_ASM_OP, ALIGN_ASM_OP,
4003 COMMON_ASM_OP, INT_ASM_OP, ASCII_DATA_ASM_OP,
4004 CONST_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
4005 BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP,
4006 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, TYPE_ASM_OP,
4007 SIZE_ASM_OP, STRING_ASM_OP): Here.
4008 * config/alpha/vms.h (LINK_SECTION_ASM_OP,
4009 READONLY_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP,
4010 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, COMMON_ASM_OP): Here.
4011 * config/arc/arc.h (ASM_BYTE_OP, SET_ASM_OP): Here.
4012 (PUSHSECTION_ASM_OP): Define this, not PUSHSECTION_FORMAT.
4013 * config/arm/aof.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP):
4015 * config/arm/aout.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
4016 BSS_SECTION_ASM_OP, SET_ASM_OP): Here.
4017 * config/arm/coff.h (INT_ASM_OP): Here.
4018 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Here.
4019 * config/arm/elf.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP): Here.
4020 * config/arm/linux-elf.h (IDENT_ASM_OP, CONST_SECTION_ASM_OP,
4021 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Here.
4022 * config/arm/unknown-elf.h (UNALIGNED_WORD_ASM_OP): Here.
4023 * config/avr/avr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
4024 ASM_BYTE_OP, TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP,
4025 STRING_ASM_OP): Here. Update documentation copy in comments.
4026 * config/c4x/c4x.h (ASM_STABS_OP, BSS_SECTION_ASM_OP): Here.
4027 * config/clipper/clipper.h (TEXT_SECTION_ASM_OP,
4028 DATA_SECTION_ASM_OP): Here.
4029 * config/clipper/clix.h (BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP):
4031 * config/convex/convex.h (TEXT_SECTION_ASM_OP,
4032 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
4033 * config/d30v/d30v.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
4034 BSS_SECTION_ASM_OP): Here.
4035 * config/fr30/fr30.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
4036 BSS_SECTION_ASM_OP): Here.
4037 * config/fx80/fx80.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
4039 * config/gmicro/gmicro.h (TEXT_SECTION_ASM_OP,
4040 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
4041 * config/h8300/h8300.h (ASM_WORD_OP): Here.
4042 * config/i370/i370.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
4043 BSS_SECTION_ASM_OP): Here.
4044 * config/i386/aix386.h (INIT_SECTION_ASM_OP): Here.
4045 * config/i386/bsd.h (ASM_BYTE_OP): Here.
4046 * config/i386/cygwin.h (SET_ASM_OP, INT_ASM_OP): Here.
4047 * config/i386/dgux.h (CONST_SECTION_ASM_OP): Here.
4048 * config/i386/djgpp.h (IDENT_ASM_OP, INT_ASM_OP, SET_ASM_OP):
4050 * config/i386/freebsd-elf.h (SET_ASM_OP): Here.
4051 * config/i386/freebsd.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP):
4053 * config/i386/i386-coff.h (CTORS_SECTION_ASM_OP,
4054 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
4055 * config/i386/i386-interix.h (STRING_ASM_OP, CONST_SECTION_ASM_OP,
4056 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
4058 * config/i386/i386elf.h (BSS_SECTION_ASM_OP): Here.
4059 * config/i386/netbsd.h (INT_ASM_OP): Here.
4060 * config/i386/openbsd.h (INT_ASM_OP): Here.
4061 * config/i386/osfrose.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP,
4062 IDENT_ASM_OP): Here.
4063 * config/i386/sco5.h (ALIGN_ASM_OP, ASCII_DATA_ASM_OP,
4064 ASM_BYTE_OP, IDENT_ASM_OP, COMMON_ASM_OP, SET_ASM_OP,
4065 LOCAL_ASM_OP, INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, STRING_ASM_OP,
4066 SKIP_ASM_OP, GLOBAL_ASM_OP): Here.
4067 * config/i386/seq-sysv3.h (SHARED_SECTION_ASM_OP,
4068 SHARED_BSS_SECTION_ASM_OP): Here.
4069 * config/i386/sequent.h (SHARED_SECTION_ASM_OP): Here.
4070 * config/i386/sun386.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
4071 DATA_SECTION_ASM_OP): Here.
4072 * config/i386/svr3gas.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
4073 CONST_SECTION_ASM_OP): Here.
4074 * config/i386/sysv3.h (INIT_SECTION_ASM_OP): Here.
4075 * config/i386/unix.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
4076 BSS_SECTION_ASM_OP): Here.
4077 * config/i860/bsd-gas.h (ASCII_DATA_ASM_OP): Here.
4078 * config/i860/bsd.h (ASCII_DATA_ASM_OP): Here.
4079 * config/i860/fx2800.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP,
4080 BSS_ASM_OP): Here, but use trailing spaces.
4081 * config/i860/i860.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
4082 DATA_SECTION_ASM_OP): Here.
4083 * config/i860/paragon.h (ASCII_DATA_ASM_OP, BSS_SECTION_ASM_OP):
4085 * config/i860/sysv3.h (ASCII_DATA_ASM_OP, CTORS_SECTION_ASM_OP,
4086 DTORS_SECTION_ASM_OP, TDESC_SECTION_ASM_OP): Here.
4087 * config/i860/sysv4.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
4088 TDESC_SECTION_ASM_OP): Here.
4089 * config/i960/i960-coff.h (CTORS_SECTION_ASM_OP,
4090 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
4091 * config/i960/i960.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
4093 * config/ia64/ia64.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
4094 BSS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
4095 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4096 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
4097 * config/ia64/sysv4.h (ASM_BYTE_OP, STRING_ASM_OP, SKIP_ASM_OP,
4098 COMMON_ASM_OP, ASCII_DATA_ASM_OP, INIT_SECTION_ASM_OP,
4099 FINI_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
4100 SDATA_SECTION_ASM_OP, SBSS_SECTION_ASM_OP): Here.
4101 * config/m32r/m32r.h (SCOMMON_ASM_OP): Here.
4102 * config/m68hc11/m68hc11.h (GLOBAL_ASM_OP): Here.
4103 * config/m68k/auxas.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
4104 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
4106 * config/m68k/coff.h (BSS_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
4107 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
4108 * config/m68k/crds.h (BSS_SECTION_ASM_OP): Here.
4109 * config/m68k/dpx2.h (ASM_BYTE_OP, GLOBAL_ASM_OP): Here.
4110 * config/m68k/hp320.h (ASCII_DATA_ASM_OP, GLOBAL_ASM_OP): Here.
4111 * config/m68k/linux.h (BSS_SECTION_ASM_OP): Here.
4112 * config/m68k/lynx.h (BSS_SECTION_ASM_OP): Here.
4113 * config/m68k/m68k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
4114 GLOBAL_ASM_OP): Here.
4115 * config/m68k/m68kelf.h (SWBEG_ASM_OP, BSS_ASM_OP,
4116 BSS_SECTION_ASM_OP): Here.
4117 * config/m68k/m68kv4.h (BSS_ASM_OP): Here.
4118 * config/m68k/mot3300.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
4119 ASCII_DATA_ASM_OP, SET_ASM_OP, CTORS_SECTION_ASM_OP,
4120 DTORS_SECTION_ASM_OP, GLOBAL_ASM_OP, ASM_BYTE_OP, ALIGN_ASM_OP,
4122 * config/m68k/newsgas.h (SET_ASM_OP): Here.
4123 * config/m68k/rtemself.h (INIT_SECTION_ASM_OP,
4124 FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
4125 * config/m68k/sgs.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
4126 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
4127 SET_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here,
4128 but use trailing spaces.
4129 * config/m68k/tower-as.h (TEXT_SECTION_ASM_OP,
4130 DATA_SECTION_ASM_OP, GLOBAL_ASM_OP, INIT_SECTION_ASM_OP,
4131 FINI_SECTION_ASM_OP, CONST_SECTION_ASM_OP, BSS_SECTION_ASM_OP):
4133 * config/m88k/dgux.h (FINI_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
4134 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
4135 * config/m88k/m88k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
4136 CONST_SECTION_ASM_OP, TDESC_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
4137 DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
4138 IDENT_ASM_OP, FILE_ASM_OP, SECTION_ASM_OP, SET_ASM_OP,
4139 GLOBAL_ASM_OP, ALIGN_ASM_OP, SKIP_ASM_OP, COMMON_ASM_OP,
4140 BSS_ASM_OP, FLOAT_ASM_OP, DOUBLE_ASM_OP, INT_ASM_OP, SHORT_ASM_OP,
4141 CHAR_ASM_OP, ASCII_DATA_ASM_OP, SBSS_ASM_OP, SCOMM_ASM_OP,
4142 SDATA_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, INTERNAL_ASM_OP,
4143 VERSION_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4144 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP, REQUIRES_88110_ASM_OP,
4146 * config/m88k/openbsd.h (SET_ASM_OP): Here.
4147 * config/m88k/sysv4.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
4148 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
4149 * config/mcore/mcore-elf.h (UNALIGNED_INT_ASM_OP,
4150 UNALIGNED_SHORT_ASM_OP, CTORS_SECTION_ASM_OP,
4151 DTORS_SECTION_ASM_OP): Here.
4152 * config/mcore/mcore-pe.h (CTORS_SECTION_ASM_OP,
4153 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
4154 * config/mips/elf.h (TYPE_ASM_OP, SIZE_ASM_OP,
4155 BSS_SECTION_ASM_OP): Here.
4156 * config/mips/elf64.h (TYPE_ASM_OP, SIZE_ASM_OP): Here.
4157 * config/mips/iris5.h (ABICALLS_ASM_OP): Here.
4158 * config/mips/iris6.h (TYPE_ASM_OP, SIZE_ASM_OP,
4159 POPSECTION_ASM_OP, BSS_SECTION_ASM_OP, CONST_SECTION_ASM_OP_32,
4160 CONST_SECTION_ASM_OP_64, CTORS_SECTION_ASM_OP,
4161 DTORS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
4162 * config/mips/mips.c (ABICALLS_ASM_OP): Here.
4163 * config/mips/mips.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP):
4165 * config/mips/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP):
4167 * config/mips/osfrose.h (SET_ASM_OP): Here.
4168 * config/mips/sni-svr4.h (ABICALLS_ASM_OP): Here.
4169 * config/ns32k/encore.h (SHARED_SECTION_ASM_OP): Here.
4170 * config/ns32k/merlin.h (SHARED_SECTION_ASM_OP): Here.
4171 * config/ns32k/ns32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
4173 * config/ns32k/sequent.h (SHARED_SECTION_ASM_OP): Here.
4174 * config/ns32k/tek6000.h (SHARED_SECTION_ASM_OP): Here.
4175 * config/pa/pa-64.h (INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP): Here.
4176 * config/pa/pa.h (ASM_STABS_OP, ASM_STABN_OP): Here.
4177 * config/pj/pj.h (SET_ASM_OP, BSS_SECTION_ASM_OP): Here.
4178 * config/pyr/pyr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
4180 * config/romp/romp.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
4182 * config/rs6000/rs6000.h (SET_ASM_OP): Here.
4183 * config/rs6000/sol2.h (ASM_STABN_OP): Here.
4184 * config/rs6000/sysv4.h (SKIP_ASM_OP, LOCAL_ASM_OP, LCOMM_ASM_OP):
4186 * config/sh/sh.h (SET_ASM_OP, BSS_SECTION_ASM_OP,
4187 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here.
4188 * config/sparc/linux.h (COMMON_ASM_OP): Here.
4189 * config/sparc/linux64.h (COMMON_ASM_OP,
4190 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
4191 * config/sparc/litecoff.h (BSS_SECTION_ASM_OP,
4192 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
4193 * config/sparc/lynx.h (BSS_SECTION_ASM_OP): Here.
4194 * config/sparc/pbd.h (ASM_INT_OP): Here.
4195 * config/sparc/sp64-elf.h (UNALIGNED_LONGLONG_ASM_OP): Here.
4196 * config/sparc/sparc.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
4197 DATA_SECTION_ASM_OP, IDENT_ASM_OP): Here.
4198 * config/sparc/sun4gas.h (UNALIGNED_DOUBLE_INT_ASM_OP,
4199 UNALIGNED_INT_ASM_OP, UNALIGNED_SHORT_ASM_OP): Here.
4200 * config/sparc/sysv4.h (STRING_ASM_OP, COMMON_ASM_OP, SKIP_ASM_OP,
4201 UNALIGNED_DOUBLE_INT_ASM_OP, UNALIGNED_INT_ASM_OP,
4202 UNALIGNED_SHORT_ASM_OP, PUSHSECTION_ASM_OP, POPSECTION_ASM_OP,
4203 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP,
4204 CONST_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
4205 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
4206 EH_FRAME_SECTION_ASM_OP): Here.
4207 * config/sparc/vxsim.h (COMMON_ASM_OP): Here.
4208 * config/spur/spur.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
4210 * config/tahoe/tahoe.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
4212 * config/v850/v850.h (SCOMMON_ASM_OP, ZCOMMON_ASM_OP,
4213 TCOMMON_ASM_OP): Here.
4214 * config/vax/vax.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
4216 * config/we32k/we32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
4219 2000-09-25 Richard Henderson <rth@cygnus.com>
4221 * expmed.c (store_bit_field): Adjust last change to not consider
4222 any word-sized field naturally aligned.
4224 2000-09-24 Richard Henderson <rth@cygnus.com>
4226 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4227 TFmode unordered compares properly. Revalidate integer compare
4229 (alpha_emit_setcc): New.
4230 (alpha_emit_conditional_move): Revalidate integer compare operands.
4231 * config/alpha/alpha-protos.h: Update.
4232 * config/alpha/alpha.md (cmpdi): Allow general operands.
4233 (sne): Use alpha_emit_setcc.
4234 (seq, slt, sle, sgt, sge, sltu, sleu, sgtu, sgeu): Likewise.
4235 (sunordered, sordered): New.
4237 2000-09-24 Richard Henderson <rth@cygnus.com>
4239 * config/ia64/ia64-protos.h: Update.
4240 * config/ia64/ia64.c (call_multiple_values_operation): Remove.
4241 (ia64_expand_call): New.
4242 (ia64_expand_prologue): Emit an alloc if we need extra input
4244 (ia64_expand_epilogue): New arg sibcall_p; don't emit the return
4245 instruction if true.
4246 (struct reg_flags): Add is_sibcall.
4247 (rtx_needs_barrier): A sibcall does not use CFM et al. Ignore USEs.
4248 (emit_insn_group_barriers): Set flags.is_sibcall. Remove hacks
4249 for CODE_FOR_gr_spill_internal/CODE_FOR_gr_restore_internal.
4250 * config/ia64/ia64.h (PREDICATE_CODES): Update.
4251 * config/ia64/ia64.md (call): Use ia64_expand_call.
4252 (call_value): Likewise.
4253 (sibcall, sibcall_value): New.
4254 (call patterns): Remove extra expanders; tidy.
4255 (sibcall_epilogue): New.
4256 (set_bsp): Remove the extra USE. Put the operand inside the UNSPEC.
4258 2000-09-24 Richard Henderson <rth@cygnus.com>
4260 * emit-rtl.c (gen_lowpart_common): Use trunc_int_for_mode.
4262 * sibcall.c (skip_pic_restore): New.
4263 (identify_call_return_value): Use it.
4265 2000-09-24 Mark Mitchell <mark@codesourcery.com>
4267 * c-tree.texi: Moved here from cp/ir.texi. Documented nested
4268 functions. Generalize to handle both C and C++.
4269 * Makefile.in (c-tree.info): New target.
4270 (info): Add c-tree.info.
4272 Sun Sep 24 09:15:48 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4274 * expr.c (store_field): If BITSIZE is negative, use size of type.
4275 (expand_expr, case COMPONENT_EXPR): Likewise.
4277 Sun 24-Sep-2000 11:40:23 BST Neil Booth <NeilB@earthling.net>
4279 * cpplex.c: Update TODO comment.
4280 * cpplib.c (do_error, do_warning): Merge common code of
4281 do_error and do_warning into do_diagnostic. Use it.
4282 (do_diagnostic): New function.
4283 * cpplib.h: Fix comment typo.
4285 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
4287 * c-common.c (check_format_info): Warn for a wide character string
4288 used as a non-wide format argument.
4290 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
4292 * builtins.def (BUILT_IN_LLABS): Add.
4293 * builtins.c (expand_builtin): Also abort on BUILT_IN_LLABS.
4294 * c-common.c (c_common_nodes_builtins): Create builtin functions
4295 __builtin_llabs, and plain llabs unless no_nonansi_builtins
4296 outside of C99 mode.
4297 (expand_tree_builtin): Handle BUILT_IN_LLABS.
4299 Sat 23-Sep-2000 22:39:18 BST Neil Booth <NeilB@earthling.net>
4301 * cpphash.h (CPP_RESERVE, CPP_PUTS_Q, CPP_PUTS, CPP_PUTC_Q,
4302 CPP_PUTC, DUMMY_TOKEN, NO_DUMMY_TOKEN): Delete.
4303 * cpplex.c (_cpp_expand_token_space, _cpp_init_toklist,
4304 _cpp_free_toklist): No need to worry about extra dummy token
4305 at the start of token lists any more.
4306 (trigraph_ok): Only warn outside comments.
4307 (skip_block_comment): Set and clear lexing_comment.
4308 (skip_line_comment): Take a cpp_reader not cpp_buffer.
4309 Set and clear lexing_comment.
4310 (parse_number): Handle leading '.' indicated by pfile->seen_dot.
4311 (check_long_token): Delete.
4312 (lex_percent, lex_dot): New subroutines of lex_token to
4313 handle lexing of '.' and '%' without lookback.
4314 (lex_token): Use lex_dot and lex_percent.
4315 (lex_line): Don't check for LIST_OFFSET.
4316 (_cpp_init_input_buffer): Update for new _cpp_init_toklist.
4317 * cpplib.c (_cpp_parse_assertion): Similarly.
4318 (cpp_push_buffer): Initialize extra_char.
4319 * cpplib.h (LIST_OFFSET): Delete.
4320 (struct cpp_buffer): New member extra_char.
4321 (struct lexer_state): New members lexing_comment and seen_dot.
4323 2000-09-23 Jason Merrill <jason@redhat.com>
4325 * config/rs6000/x-aix41 (CLIB): Define here.
4326 * config/rs6000/t-aix43: Not here.
4327 * config/rs6000/t-aix41: Or here. Remove.
4328 * configure.in: Don't use it.
4330 2000-09-22 Jason Merrill <jason@redhat.com>
4332 * configure.in: Add test for HAVE_LD_DWARF_LINKONCE.
4333 * toplev.c: Use it to initialize flag_eliminate_dwarf2dups.
4334 * config.in: Regenerate.
4336 * configure.in: Fix checks for assembler features when using a
4337 one-tree assembler that has not yet been built.
4338 Fix --disable-threads.
4340 2000-09-19 Geoff Keating <geoffk@cygnus.com>
4342 * stmt.c (expand_asm_operands): Allow # in constraints.
4344 2000-09-22 Jason Merrill <jason@redhat.com>
4346 * c-lex.c (skip_white_space): Just treat CRs as horizontal whitespace.
4348 * dbxout.c (dbxout_symbol_name): Just use DECL_NAME for
4349 function-local names.
4351 2000-09-22 Brad Lucier <lucier@math.purdue.edu>
4352 Mark Mitchell <mark@codesourcery.com>
4354 * toplev.c (warn_disabled_optimization): Declare new warning flag.
4355 * flags.h (warn_disabled_optimization): Add it here.
4356 * gcse.c (gcse_main): Add warning when disabled.
4357 * invoke.texi: Document -Wdisabled-optimization.
4359 2000-09-21 Jason Merrill <jason@redhat.com>
4361 * dwarf2out.c (add_const_value_attribute): Multiply by length, not 4.
4363 * dwarf2out.c (tree_add_const_value_attribute): New fn.
4364 (gen_variable_die): Call it for non-definitions.
4366 * dwarf2out.c (die_struct): Add die_mark field.
4367 (mark_dies, unmark_dies): New fns.
4368 (clear_die_sizes): Remove.
4369 (print_die): Check die_symbol rather than die_offset.
4370 (build_abbrev_table, output_pubnames, output_aranges): Check
4371 die_mark rather than die_offset.
4372 (output_comp_unit): Move calc_die_sizes after build_abbrev_table.
4375 Thu 21-Sep-2000 18:19:05 BST Neil Booth <NeilB@earthling.net>
4377 * cppfiles.c (lookup_include_file): Rename to open_file.
4378 Always create a splay tree value, even on syscall failures.
4379 Negative entries indicated by fd == -2.
4380 Re-open files closed in the meantime.
4381 (_cpp_fake_include): Create a negative splay tree entry.
4382 (find_include_file, cpp_read_file): Update for function name
4384 * gcc.gd/cpp/mi4.c: Testcase.
4386 2000-09-21 Nick Clifton <nickc@redhat.com>
4388 * config/arm/t-arm-elf (MULTILIB_DIRNAMES): Enable multilibs for
4389 ARM and THUMB modes.
4391 * config/mcore/mcore.c: Fix compile time warnings.
4392 * config/mcore/mcore-protos.h: Fix compile time warnings.
4394 2000-09-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
4396 * configure.in: Correct test of gcc_cv_glibc.
4397 * configure: Rebuilt.
4398 * config.in: Rebuilt.
4400 2000-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4402 * builtins.c (expand_builtin_fputs): Also expand when length!=1.
4403 (expand_builtin): Handle BUILT_IN_FWRITE.
4405 * builtins.def (BUILT_IN_FWRITE): New entry.
4407 * c-common.c (c_common_nodes_and_builtins): Declare __builtin_fwrite.
4409 Wed Sep 20 15:39:14 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4411 * gcc.c (modify_target): New variable and struct.
4412 (process_command): Handle MODIFY_TARGET_NAME.
4413 * tm.texi (MODIFY_TARGET_NAME): Add documentation for new macro.
4414 * config/pa/pa.h (MODIFY_TARGET_NAME): New macro.
4416 * c-decl.c (finish_decl): Add else's to avoid referencing
4417 TYPE_DOMAIN of an ERROR_MARK.
4419 Wed Sep 20 21:44:31 2000 Denis Chertykov <denisc@overta.ru>
4421 * config/avr/avr.c (adjust_insn_length): Adjust lengths of
4424 2000-09-19 Marek Michalkiewicz <marekm@linux.org.pl>
4426 * config/avr/avr.md (neghi2): Add alternative for input and output
4427 operands in different registers, as in negsi2.
4428 (*negsi2): Remove '*' from the name. Use "movw" if available.
4430 2000-09-19 Jim Wilson <wilson@cygnus.com>
4432 * config/ia64/crtbegin.asm (__dso_handle): Delete use of
4433 HAVE_GAS_HIDDEN macro.
4435 Tue 19-Sep-2000 22:38:57 BST Neil Booth <NeilB@earthling.net>
4437 * cpplex.c (lex_line): Drop the EOF token for unknown
4438 directives in assembler.
4440 2000-09-19 David Edelsohn <edelsohn@gnu.org>
4442 * configure.in: Allow enable_threads_flag value of "aix". Define
4443 thread_file as "aix" for AIX 4.3 and above.
4444 * configure: Regenerated.
4446 * gthr-aix.h: New file.
4448 * rs6000/t-aix43: Replace soft-float multilib with pthread.
4449 Remove 403 processor multilib match. Fix rios2 processor multilib
4452 * rs6000/aix.h (ASM_DECLARE_FUNCTION_NAME): Use function_section
4453 to return to appropriate csect.
4455 2000-09-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4457 * builtins.c (is_valid_printf_arglist, expand_builtin_printf): New
4459 (expand_builtin_fputs): Set `target' parameter for `expand_expr'.
4460 (expand_builtin): Handle BUILT_IN_PUTCHAR, BUILT_IN_PUTS and
4463 * builtins.def (BUILT_IN_PUTCHAR, BUILT_IN_PUTS, BUILT_IN_PRINTF):
4466 * c-common.c (init_function_format_info): Handle __builtin_printf.
4467 Set `check_function_format_ptr'.
4468 (c_common_nodes_and_builtins): Set `puts_ftype' and
4469 `printf_ftype'. Declare __builtin_putchar, __builtin_puts,
4470 __builtin_printf and printf.
4472 * tree.c, tree.h (check_function_format_ptr): Declare.
4474 Tue 19-Sep-2000 18:26:57 BST Neil Booth <NeilB@earthling.net>
4476 * cppfiles.c (read_include_file): Take no special action for
4479 2000-09-19 Bernd Schmidt <bernds@redhat.co.uk>
4481 * final.c (insn_current_reference_address): Use INSN_SHUID of seq
4482 rather than that of branch.
4483 (shorten_branches): Don't increment insn_current_address twice.
4485 Undo most of the Wed Jan 27 23:39:53 1999 patch:
4486 * loop.h (struct induction): Delete members derived, ix and last_use.
4487 (struct loop_ivs): Delete members first_increment_giv and
4489 * loop.c (verify_dominator, find_life_end, cmp_recombine_givs_stats,
4490 recombine_givs): Delete functions.
4491 (find_and_verify_loops): Don't initialize cont_dominator.
4492 (strength_reduce): Lose code to try to find bivs that can be
4493 expressed as givs of another biv, and to convert biv increments
4495 Lose loop_scan_start variable, always use loop->scan_start.
4496 Don't call recombine_givs. Don't handle derived givs.
4497 (record_giv): Don't initialize derived and last_use fields.
4498 (biv_eliminiation_giv_has_0_offset): Lose code to handle derived
4500 * unroll.c (derived_regs): Delete static variable.
4501 (unroll_loop): Don't initialize it.
4502 (copy_loop_body): Lose code to handle derived givs.
4503 (find_splittable_givs): Don't check for givs made from biv
4505 Don't set derived_regs.
4507 Fix misapplied earlier patch:
4508 * config/sh/sh.md (floatsisf_ie): Reenable. Remove explicit reference
4510 (floatsisf2): Generate floatsisf_ie by default.
4511 (floatsisf_i4): Conditional on TARGET_SH4.
4513 (floatsisf2, floatsidf2, extendsfdf2): Also use reg_no_subreg_operand
4514 predicate for the expanders.
4516 2000-09-19 Richard Henderson <rth@cygnus.com>
4518 * config/i386/i386.h (CPP_CPU_SPEC): Define i586 and i686 symbols
4519 in addition to pentium and pentiumpro symbols.
4520 (CPP_CPU_DEFAULT_SPEC): Likewise.
4522 * c-typeck.c (c_expand_asm_operands): Restore the output tree
4525 * stmt.c (expand_expr_stmt): Only call warn_if_unused_value
4526 if the tree has side effects.
4527 (warn_if_unused_value): Do not warn about void constructs.
4529 * c-decl.c (poplevel): Invoke warn_about_unused_variables.
4531 * unroll.c (copy_loop_body): Update LABEL_NUSES before
4532 calling invert_jump.
4534 2000-09-18 Geoff Keating <geoffk@cygnus.com>
4536 * combine.c (can_combine_p): Don't substitute an ASM_OPERANDS
4539 2000-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4541 * Makefile.in (c-common.o): Depend on diagnostic.h.
4543 * c-common.c: Include diagnostic.h.
4545 (status_warning): New function.
4546 (check_format_info, maybe_read_dollar_number, check_format_types,
4547 finish_dollar_format_checking, check_function_format): Accept a
4548 `status' parameter. All callers changed.
4550 * c-common.h (check_function_format): Accept a `status' parameter.
4552 * c-typeck.c: Update call to `check_function_format'.
4554 2000-09-18 Richard Henderson <rth@cygnus.com>
4556 * c-decl.c (c_expand_body): Call mark_varargs before
4557 expand_function_start.
4559 2000-09-18 Geoff Keating <geoffk@cygnus.com>
4561 * config/rs6000/eabi-cn.asm: Use /**/ to delimit comments, not #.
4562 * config/rs6000/eabi-ci.asm: Likewise.
4564 2000-09-18 Richard Henderson <rth@cygnus.com>
4566 * emit-rtl.c (init_emit_once): Initialize const_tiny_rtx
4569 2000-09-18 Jim Wilson <wilson@cygnus.com>
4571 * unroll.c (loop_iterations): Pass increment to extend_for_giv_value
4572 before passing it to fold_rtx_mult_add.
4574 * unroll.c (final_giv_value): Pass increment through
4575 extend_value_for_giv before passing it to emit_iv_add_mult.
4577 * function.c (fixup_var_refs_1, case ZERO_EXTRACT): If we have a
4578 paradoxical subreg, then directly substitute the replacement and
4581 Mon 18-Sep-2000 22:12:44 BST Neil Booth <NeilB@earthling.net>
4583 * cpp.texi: Update documentation, including some clarifications,
4584 the treatment of various newline combinations, and space between
4585 backslash and newline.
4587 Mon Sep 18 21:00:47 2000 J"orn Rennecke <amylaar@redhat.co.uk>
4589 * sdbout.c (PUT_SDB_DEF, PUT_SDB_TAG, PUT_SDB_EPILOGUE_END):
4590 Replace ASM_OUTPUT_LABELREF with assemble_name.
4592 Mon Sep 18 20:26:50 2000 J"orn Rennecke <amylaar@redhat.co.uk>
4594 * sh.c (addsubcosts): CONST is not cheap.
4595 (find_barrier): For Sh1, take alignment after jumps into account.
4597 2000-09-15 Andrew Haley <aph@redhat.com>
4599 * toplev.c (rest_of_compilation): Call purge_hard_subreg_sets to
4600 remove all SETs of SUBREGs of hard registers.
4601 * function.c (purge_hard_subreg_sets): New function.
4602 (purge_single_hard_subreg_set): New function.
4603 * rtl.h: (purge_hard_subreg_sets): New function.
4605 2000-09-18 Richard Henderson <rth@cygnus.com>
4607 * config/ia64/ia64-protos.h: Update.
4608 * config/ia64/ia64.c (signed_inequality_operator): New.
4609 (ia64_expand_compare): New.
4610 (ia64_register_move_cost): Handle PR_REGS moves.
4611 (ia64_secondary_reload_class): Require a GR when moving to a PR.
4612 (struct reg_write_state): Add written_by_and/or.
4613 (struct reg_flags): Add is_and/or.
4614 (rws_update): Set them.
4615 (rws_access_regno): Test them to allow parallel comparisons.
4616 (rtx_needs_barrier): Recognize parallel comparisons.
4617 (emit_insn_group_barriers): Set prev_insn after a call stop bit.
4618 Call recog_memoized; ignore pred_rel_mutex.
4619 (emit_predicate_relation_info): Don't call find_basic_blocks here.
4620 (ia64_reorg): Do it here instead.
4621 * config/ia64/ia64.h: s/CCmode/BImode/g
4622 (MODES_TIEABLE_P): Don't tie BImode.
4623 (PREFERRED_RELOAD_CLASS): Do not reload operations into AR regs.
4624 (CONST_COSTS): Pick sensible values for CONST_INT based on context.
4625 (RTX_COSTS): Make multiply 4 insns.
4626 (MEMORY_MOVE_COST): New.
4627 (PREDICATE_CODES): Update.
4628 * config/ia64/ia64.md: s/CCmode/BImode/g
4629 (movcci, movbi): New.
4630 (andbi3, andcmbi3, iorbi3, iorcmbi3, one_cmplbi2): New.
4631 (cmpsi_and_0, cmpsi_and_1, cmpsi_andnot_0, cmpsi_andnot_1): New.
4632 (cmpdi_and_0, cmpdi_and_1, cmpdi_andnot_0, cmpdi_andnot_1): New.
4633 (tbit_and_0, tbit_and_1, tbit_and_2, tbit_and_3): New.
4634 (cmpsi_or_0, cmpsi_or_1, cmpsi_orcm_0, cmpsi_orcm_1): New.
4635 (cmpdi_or_0, cmpdi_or_1, cmpdi_orcm_0, cmpdi_orcm_1): New.
4636 (tbit_or_0, tbit_or_1, tbit_or_2, tbit_or_3): New.
4637 (mulsi, muldi): Use xmpy not xma.
4639 (movcc, movcc_internal): Remove.
4640 (branch expanders): Use ia64_expand_compare.
4641 (setcc expanders): Likewise.
4642 (cmov insns): Use move_operand and ia64_move_ok.
4643 (pred_rel_mutex): Use unspec not unspec_volatile. Prevent the
4644 scheduler from moving it past a use.
4645 * config/ia64/build.hacks: Remove.
4647 Mon 18-Sep-2000 19:21:35 BST Neil Booth <NeilB@earthling.net>
4649 * cpphash.h (HASHSTEP): Take character rather than pointer
4651 (_cpp_check_directive, _cpp_check_linemarker): Update prototypes.
4653 * cpphash.c (cpp_loookup): Update for new HASHSTEP.
4655 * cpplex.c (auto_expand_name_space, trigraph_replace,
4656 backslash_start, handle_newline, parse_name, INIT_TOKEN_STR,
4657 IMMED_TOKEN, PREV_TOKEN_TYPE, PUSH_TOKEN, REVISE_TOKEN,
4658 BACKUP_TOKEN, BACKUP_TRIGRAPH, MIGHT_BE_DIRECTIVE,
4659 KNOWN_DIRECTIVE): Delete.
4661 (handle_newline, check_long_token, skip_escaped_newlines,
4662 unterminated): New functions.
4663 (ACCEPT_CHAR, SAVE_STATE, RESTORE_STATE): New macros.
4665 (parse_identifier): Was parse_name, new implementation.
4666 (skip_line_comment, skip_block_comment, skip_whitespace,
4667 parse_number, parse_string, trigraph_ok, save_comment,
4668 adjust_column, _cpp_get_line): New implementations.
4670 (lex_token): New function. Lexes a token at a time, looking
4671 forwards. Contains most of the guts of the old lex_line.
4672 (lex_line): New implementation, using lex_token to obtain
4674 (cpp_scan_buffer): Use the token's line, not the list's line.
4676 * cpplib.c (_cpp_check_directive, _cpp_check_linemarker):
4677 New implementations.
4678 (do_assert): Don't bother setting the answer's list's line.
4679 (cpp_push_buffer): Initialise new pfile and read_ahead members
4680 of struct cpp_buffer.
4682 * cpplib.h (cppchar_t): New typedef.
4683 (struct cpp_buffer): read_ahead, pfile and col_adjust are
4685 (struct lexer_state): New structure that determines the state
4686 and behaviour of the lexer.
4687 (IN_DIRECTIVE, KNOWN_DIRECTIVE): New macros.
4688 (struct cpp_reader): New member "state". Rename
4689 multiline_string_line and multiline_string_column. Delete
4690 col_adjust, in_lex_line members.
4691 (CPP_BUF_COLUMN): Update.
4693 2000-09-18 Richard Henderson <rth@cygnus.com>
4695 * combine.c (simplify_comparison): Shift a NOT out of a single
4698 * combine.c (if_then_else_cond): Canonicalize BImode true to
4700 * explow.c (trunc_int_for_mode): Likewise.
4702 * combine.c (combine_simplify_rtx): Use gen_unary to distribute
4703 the NOT for De Morgan's rule.
4704 * simplify-rtx.c (simplify_unary_operation): Simplify a BImode NOT
4705 of a comparison to the reverse comparison.
4707 * combine.c (try_combine): Allow split to create a single insn.
4709 * machmode.def: Add BImode. Add a column for bitsize.
4710 * machmode.h (DEF_MACHMODE): Adjust for extra column.
4711 (GET_MODE_BITSIZE): Use it.
4712 * rtl.c (DEF_MACHMODE): Adjust for extra column.
4713 (mode_bitsize): New.
4714 (mode_mask_array): Use bitsize.
4715 * combine.c (combine_simplify_rtx): Require inner and outer
4716 modes to match on nonzero_bits optimizations.
4718 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
4720 * reload1.c (forget_old_reloads_1): If a hard reg is stored, clear
4721 its entry in spill_reg_store.
4722 * config/sh/lib1funcs.ams (movstr_i4 functions): Always compile in.
4723 * sh.c (reg_no_subreg_operand): New function.
4724 * sh-protos.h (reg_no_subreg_operand): Declare it.
4725 * sh.h (PREDICATE_CODES): Add it.
4726 * sh.md (floatsisf2_i4, floatsidf2_i, extendsfdf2_i4): Use it for
4727 input operand that needs to be in fpul.
4728 (fix_truncsfsi2, fix_truncsfsi2_i4): Use register_operand for output.
4729 * sh.c (find_barrier): Take into account that machine_dependent_reorg
4730 might add new insns.
4732 2000-09-18 Alexandre Oliva <aoliva@redhat.com>
4734 * config/sh/sh.c (sh_expand_prologue): Mark GOTaddr2picreg as
4736 (sh_expand_epilogue): Take the PIC register into account when
4737 computing the frame size.
4739 * config/sh/sh.c (nonpic_symbol_mentioned_p): Check LABEL_REFs.
4740 * config/sh/sh.md (sym_label2reg, symPLT_label2reg): Protect
4741 LABEL_REFs with a PIC-safe unspec.
4743 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
4745 * c-common.c (check_format_info): Properly save the argument
4746 number and parameter for $ operand number formats in case width
4747 and precision arguments are also used. Allow printf width and
4748 precision arguments to have operand numbers even if none was
4749 specified for the main format, since this is OK for %*.*m. Only
4750 object to missing $ operand number if the format used requires an
4753 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
4755 * c-common.c (format_char_info): Add 'W' flag to comment.
4756 (print_char_table, scan_char_table): Use it.
4757 (check_format_info): Use the 'W' flag to determine whether a
4758 format argument is written into.
4760 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
4762 * c-common.c (check_format_types): Reorganise and clean up,
4763 checking earlier for ERROR_MARKs and making cur_type into its
4764 TYPE_MAIN_VARIANT where convenient.
4766 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
4768 * gcc.c (cpp_options): Add specs for __STDC_HOSTED__.
4770 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
4772 * optabs.c (emit_libcall_block): Set CONST_CALL_P for the call.
4774 * i386-protos.h (ix86_init_builtins, ix86_expand_builtin): Declare.
4775 * i386.c (struct builtin_description): New.
4776 (bdesc_comi, bdesc_2arg, bdesc_1arg): New arrays.
4777 (mmx_reg_operand): Declare MODE arg as unused.
4778 (ix86_expand_sse_comi, ix86_expand_sse_compare, safe_vector_operand,
4779 ix86_expand_unop1_builtin, ix86_expand_unop_builtin,
4780 ix86_expand_binop_builtin, ix86_expand_store_builtin,
4781 ix86_init_builtins, ix86_expand_builtin): New functions.
4782 * i386.h (ix86_builtins): New enumeration.
4783 (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): New macros.
4784 * i386.md (attr length_immediate): 0 for mmx/sse types.
4785 (attr prefix_0f): 1 for mmx/sse types.
4786 (setcc_2): Remove "*" so we get gen_setcc_2.
4787 (emms): Account for changed register numbering. Set "memory" attr
4789 (sfence): Set "memory" attr to unknown.
4791 2000-09-18 Andreas Jaeger <aj@suse.de>
4793 * configure.in: Define _GNU_SOURCE only when using the GNU C
4795 * configure: Regenerated.
4796 * config.in: Regenerated.
4798 2000-09-17 Mark Mitchell <mark@codesourcery.com>
4800 * cppinit.c (cpp_init): Don't use ANSI prototypes.
4801 * flow.c (flow_dump_loop): Likewise.
4802 (flow_loops_dump): Likewise.
4804 * c-typeck.c (c_start_case): Fix typo.
4806 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4808 * c-decl.c (grokdeclarator): Don't give a warning about defaulting
4809 to int for plain complex which defaults to complex double. Do
4810 warn about defaulting to complex double if pedantic. Warn about
4811 complex integer types if pedantic. Warn about complex types if
4812 pedantic and not in C99 mode.
4813 * c-typeck.c (build_unary_op): If pedantic, warn about use of ~
4814 for complex conjugation.
4816 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4818 * contrib.texi: Update my entry.
4820 Sun Sep 17 18:48:32 2000 Denis Chertykov <denisc@overta.ru>
4822 * config/avr/avr.md (mcu_enhanced): New attribute.
4823 (mcu_mega): Likewise.
4824 (extendhisi2): Use mcu_enhanced.
4825 (zero_extendhisi2): Likewise.
4826 (call_insn): Use mcu_enhanced and mcu_mega.
4827 (call_value_insn): Likewise.
4828 (*sbrx_branch): Use mcu_mega.
4829 (*sbrx_and_branchsi): Likewise.
4830 (*sbrx_and_branchhi): Likewise.
4831 (*tablejump_lib): Likewise.
4833 Sun Sep 17 10:46:17 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4835 * alias.c (true_dependence): Allow non-unchanging read to conflict
4836 with unchanging write.
4838 * expr.c (store_constructor_field): Accept ALIAS_SET arg.
4839 (store_constructor): Pass alias_set to it.
4841 * c-decl.c (grokdeclarator): Reorder tests to avoid looking at
4842 TYPE_MAIN_VARIANT of ERROR_MARK.
4843 * c-lex.c (readescape): Avoid using printf syntax we don't recognize.
4845 * simplify-rtx.c (simplify_unary_operation): Add cases
4846 FLOAT_EXTEND and FLOAT_TRUNCATE to ones that return 0.
4848 2000-09-17 Bernd Schmidt <bernds@redhat.co.uk>
4850 * expr.h (emit_library_call, emit_library_call_value): Delete
4852 * rtl.h (enum libcall_type): New.
4853 (emit_library_call, emit_library_call_value): Change fn_type arg to
4854 be of type enum libcall_type.
4855 * calls.c: Likewise for the function definitions. Several callers
4856 throughout changed to use the new enumeration appropriately.
4857 (emit_library_call_value_1): Likewise. Put back code to make libcall
4858 blocks of equal form, but only use it for the two new higher
4861 2000-09-16 Mark Mitchell <mark@codesourcery.com>
4863 Convert the C front-end to use function-at-a-time mode.
4864 * c-common.h: Include splay-tree.h.
4865 (C_DECLARED_LABEL_FLAG): New macro.
4866 (struct language_function): Add x_scope_stmt_stack and
4867 x_function_name_declared_p.
4868 (RECHAIN_STMTS): Move definition.
4869 (lang_statment_code_p): Likewise.
4870 (lang_expand_stmt): Likewise.
4871 (lang_expand_decl_stmt): New variable.
4872 (lang_expand_function_end): Likewise.
4873 (current_scope_stmt_stack): New function.
4874 (add_decl_stmt): Likewise.
4875 (add_scope_stmt): Likewise.
4876 (mark_stmt_tree): Likewise.
4877 (struct c_lang_decl): New structure.
4878 (DECL_SAVED_TREE): Define.
4879 (c_mark_lang_decl): New function.
4880 (c_expand_start_cond): Change prototype.
4881 (c_finish_then): New function.
4882 (c_finish_else): Likewise.
4883 (current_function_name_declared): Remove.
4884 (set_current_function_name_declared): Likewise.
4885 (mark_c_language_function): Declare.
4886 (case_compare): Likewise.
4887 (c_add_case_label): Likewise.
4888 (c_expand_expr): Likewise.
4889 (c_safe_from_p): Likewise.
4890 * c-common.c (lang_expand_function_end): New variable.
4891 (struct if_elt): Add if_stmt.
4892 (c_expand_start_cond): Add the if-statement to the statement-tree,
4893 rather than generating RTL.
4894 (c_finish_then): New function.
4895 (c_expand_start_else): Don't generate RTL.
4896 (c_finish_else): New function.
4897 (c_expand_expr_stmt): Don't generate RTL.
4898 (statement_code_p): Add SCOPE_STMT.
4899 (case_compare): New function.
4900 (c_add_case_label): Likewise.
4901 (mark_stmt_tree): Likewise.
4902 (c_mark_lang_decl): Likewise.
4903 (mark_c_language_function): Likewise.
4904 (c_expand_expr): Likewise.
4905 (c_safe_from_p): Likewise.
4906 * c-decl.c (c_stmt_tree): New variable
4907 (c_scope_stmt_stack): Likewise.
4908 (c_function_name_declared_p): Likewise.
4909 (lang_expand_expr_stmt): Remove.
4910 (poplevel): Don't call output_inline_function for nested
4912 (pushdecl): Don't set DECL_CONTEXT for a local declaration of an
4914 (redeclaration_error_message): Change means of computing whether
4915 or not a function is nested.
4916 (lookup_label): Don't call label_rtx.
4917 (init_decl_processing): Add more GC roots.
4918 (start_decl): Add DECL_STMTs to the statement-tree, rather than
4919 calling rest_of_decl_compilation.
4920 (finish_decl): Don't call expand_decl.
4921 (store_parm_decls): Begin the statement-tree, but don't generate
4923 (finish_function): Tie off the statement-tree. Call c_expand_body
4925 (c_expand_body): New function.
4926 (push_c_function_context): Save more information.
4927 (pop_c_function_contxt): Likewise.
4928 (copy_lang_decl): Now that we use DECL_LANG_SPECIFIC, copy it.
4929 (lang_mark_tree): Mark it.
4930 (current_stmt_tree): Adjust.
4931 (current_scope_stmt_stack): New function.
4933 (set_current_name_declared): Likewise.
4934 (c_begin_compound_stmt): Define.
4935 (c_expand_decl_stmt): Likewise.
4936 * c-lang.c: Include rtl.h and expr.h.
4937 (lang_init): Set more language-specific hooks.
4938 * c-lex.c: Include expr.h.
4939 * c-parse.in: Changes throughout to add statements to the
4940 statement-tree, rather than generating RTL after every statement.
4941 * c-semantics.c (lang_expand_decl_stmt): Define.
4942 (add_decl_stmt): New function.
4943 (add_scope_stmt): Likewise.
4944 (finish_stmt_tree): Tweak.
4945 (genrtl_expr_stmt): Likewise.
4946 (genrtl_decl_stmt): Handle local labels, and call
4947 lang_expand_decl_stmt if required.
4948 (genrtl_for_stmt): Fix line-number handling.
4949 (genrtl_case_label): Handle cleanups.
4950 (genrtl_asm_stmt): Don't call combine_strings.
4951 (genrtl_compound_stmt): Simplify.
4952 (expand_stmt): Handle SCOPE_STMTs.
4953 * c-tree.h (struct lang_decl): New structure.
4954 (C_DECLARED_LABEL_FLAG): Remove.
4955 (c_begin_compound_stmt): Declare.
4956 (c_expand_decl_stmt): Likewise.
4957 (c_expand_start_case): Rename to c_start_case.
4958 (c_finish_case): New function.
4959 * c-typeck.c (start_init): Tweak setting of
4960 constructor_incremental.
4961 (c_expand_asm_operands): Tweak error-handling. Add to the
4963 (c_expand_return): Add to the statement-tree.
4964 (c_expand_start_case): Rename to ...
4965 (c_start_case): ... this.
4966 (struct c_switch): New type.
4967 (switch_stack): New variable.
4968 (do_case): Simplify.
4969 (c_finish_case): New function.
4970 * dependence.c: Include expr.h.
4971 (enum dependence_type): Change spelling of enumerals.
4972 (check_node_dependence): Adjust.
4973 * expr.h (lang_safe_from_p): Declare.
4974 (safe_from_p): Likewise.
4975 * expr.c (lang_safe_from_p): New variable.
4976 (safe_from_p): Give it external linkage. Use lang_safe_from_p.
4977 * stmt.c (expand_expr_stmt): Avoid clobberring of last_expr_type.
4978 * toplev.c (rest_of_decl_compilation): Robustify.
4979 * tree.c (contains_placeholder_p): Likewise.
4980 * Makefile.in: Update dependencies.
4981 * objc/objc-act.h: Adjust calculation of value for dummy_tree_code.
4982 * objc/objc-act.c: Include rtl.h, expr.h, and c-common.h.
4983 (objc_expand_function_end): New function.
4984 (finish_method_def): Use it.
4985 (init_objc): Initialize more language-specific hooks.
4986 * objc/Make-lang.in: Update dependencies.
4988 2000-09-16 Geoffrey Keating <geoffk@cygnus.com>
4990 * configure.in: Define macros that affect features before
4991 testing for features. Don't define _XOPEN_SOURCE.
4992 * configure: Regenerated.
4993 * config.in: Regenerated.
4995 Sat Sep 16 19:42:50 EDT 2000 John Wehle (john@feith.com)
4997 * rtlanal.c (rtx_varies_p): Volatile asms vary.
4998 (rtx_unstable_p): Restructure code. Volatile asms
5001 Sat Sep 16 14:35:55 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5003 * function.h (no_debugging_symbols): New field.
5004 * integrate.c (save_for_inline): Renamed from save_for_inline_nocopy.
5005 Initialize no_debugging_symbols.
5006 (output_inline_function): Save and restore write_symbols and set from
5007 no_debugging_symbols.
5008 * toplev.c (rest_of_compilation): Call save_for_inline.
5009 * tree.h: Update comment.
5011 * stor-layout.c (place_field): Don't do anything if field or
5012 its type are ERROR_MARK.
5014 Sat Sep 16 19:14:00 2000 Laurynas Biveinis <lauras@softhome.net>
5016 * cppfiles.c (purge_cache): Use munmap only if MMAP_THRESHOLD defined.
5017 (read_include_file): Ensure inc->mmaped is initialized.
5019 2000-09-16 Richard Henderson <rth@cygnus.com>
5021 * cppiles.c (purge_cache): Use PTR not caddr_t.
5023 2000-09-16 Hans-Peter Nilsson <hp@axis.com>
5025 * gcc.c: In description for %{<S}, say the option removed is -S.
5026 * invoke.texi (Spec Files): Ditto.
5028 2000-09-16 Andreas Jaeger <aj@suse.de>
5030 * configure.in: Always define _GNU_SOURCE to make interfaces
5031 visible that were hidden by only defining _GNU_SOURCE.
5032 * configure: Regenerated.
5034 Sat 16-Sep-2000 08:13:45 BST Neil Booth <NeilB@earthling.net>
5036 * cpplex.c (push_macro_context): Set an argument's level after
5037 calling parse_args. We could loop infinitely otherwise.
5039 2000-09-15 Tom Tromey <tromey@cygnus.com>
5041 * configure, config.in: Rebuilt.
5042 * configure.in: Check for iconv.h. Define _XOPEN_SOURCE.
5044 2000-09-15 Greg McGary <greg@mcgary.org>
5046 * cppmacro.c (check_trad_stringification): Check token
5047 text pointers against limit before dereferencing.
5049 2000-09-15 Joseph S. Myers <jsm28@cam.ac.uk>
5051 * c-common.c (format_wanted_type): New structure.
5052 (check_format_types): New function.
5053 (check_format_info): Pass all checking of types of format
5054 arguments, including width and precision arguments, to this new
5057 2000-09-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5059 * BUGS: Remove file.
5061 2000-09-15 Jakub Jelinek <jakub@redhat.com>
5063 * config/alpha/alpha.c (override_options): ev6 cache latencies
5064 from Richard Henderson. Don't allow -mmemory-latency=L0.
5066 * config/alpha/alpha.h (TARGET_CPU_EV5, TARGET_CPU_EV6): Define.
5067 (TARGET_OPTIONS): Add tune=.
5068 (alpha_tune_string): Declare.
5069 * config/alpha/alpha.c (override_options): Add cpu_table.
5070 Use alpha_cpu_string first to set both alpha_cpu and target_flags
5071 and then alpha_tune_string to set alpha_cpu only.
5072 Replace tests for PROCESSOR_EV* with TARGET_CPU_EV* tests.
5073 * config/alpha/elf.h (ASM_FILE_START): Likewise.
5074 * config/alpha/osf.h (ASM_FILE_START): Likewise.
5075 * config/alpha/openbsd.h (ASM_FILE_START): Likewise.
5077 Fri Sep 15 19:45:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
5079 * i386-protos.h (no_comparison_operator, uno_comparison_operator):
5081 (ix86_comparison_operator, ix86_cc_mode): Declare
5082 * i386.h (CCGC, CCGCO): New modes.
5083 (SELECT_CC_MODE): Move offline to ....
5084 * i386.c (ix86_cc_mode): .... here; use new modes.
5085 (ix86_comparison_operator): New.
5086 (fcmov_comparison_operator): Ensure proper mode.
5087 (put_condition_mode): More sanity checking.
5088 (ix86_match_ccmode): Handle new modes.
5089 (ix86_expand_fp_compare): GEU requires CCmode.
5090 (ix86_expand_strlensi_unroll_1): Use emit_cmp_and_jump_insn instead of
5092 * i386.md (cmp?i_ccz_1): Remove
5093 (cmp?i_ccno_1): Use ix86_match_ccmode.
5094 (cmp?i_minus_1): New.
5095 (cmpsi_1): New expander.
5096 (cmpqi_ext_1): Use match_ccmode
5097 (cmpqi_ext_3): New expander.
5098 (cmpqi_ext_3_insn): Rename from cmpqi_ext_3.
5099 (cmpqi_ext_4): Use match_ccmode.
5100 (add?i_?): Use match_ccmode.
5102 (test?i_ccz_1): Remove
5104 (testsi_ccno_1, testqi_ccz_1, testqi_ext_ccno_0): New expander.
5105 (testqi_ext_0): Use ix86_match_ccmode.
5106 (*xorqi_cc_ext_1): Use ix86_match_ccmode.
5107 (xorqi_cc_ext_1): New expander.
5108 (shift patterns): Use CCGOCmode for all shifts except for sar.
5109 (setcc_?, jcc_?, miv?icc_nic): Use ix86_comparison_operator.
5110 (setcc_3, jcc_3, miv?icc_c): Remove.
5112 2000-09-15 Will Cohen <wcohen@redhat.com>
5114 * dwarf2out.c (add_const_value_attribute): Changed array into a
5115 xmalloced object, so it exists after function exit.
5116 (free_AT): Added case for dw_val_class_float to free allocated
5119 2000-09-15 Kazu Hirata <kazu@hxi.com>
5121 * config/i386/i386.md: Fix a comment typo.
5122 * gcc.c: Fix formatting.
5124 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
5126 * optabs.c (emit_libcall_block): If target is a user variable,
5127 copy to a temporary first.
5128 * expr.c (convert_move): When generating a libcall, make a libcall
5130 * calls.c (emit_library_call_value_1): Don't create a libcall
5131 sequence here; our caller will in most cases do it.
5133 * sh.h (SECONDARY_INPUT_RELOAD_CLASS): Handle moving T, MACL or
5135 (SECONDARY_OUTPUT_RELOAD_CLASS): Similar case.
5136 * sh.md (reload_outsf): Generate recognizable patterns for
5138 (floatsisf2, floatsisf2_ie, floatsisf2_i4, fix_truncsfsi2,
5139 fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i, fix_truncdfsi2,
5140 fix_truncdfsi2_i, extendsfdf2, extendsfdf2_i4, truncdfsf2,
5141 truncdfsf2_i4): Change not to use explicit references to fpul.
5142 (floatsisf2_ie): Remove USE of fpscr.
5143 (floatsisf2): Change default expansion to match this.
5144 (fix_truncsfsi2_i4_2, fix_truncdfsi2_i4 & splitters): Comment out
5147 2000-09-15 Richard Henderson <rth@cygnus.com>
5149 * expmed.c (store_bit_field): Consider naturally aligned
5150 memory for direct reference.
5152 2000-09-15 Richard Henderson <rth@cygnus.com>
5154 * config/alpha/alpha.c (alpha_expand_unaligned_load): Force all
5155 AND addresses into alias set 0.
5156 (alpha_expand_unaligned_store): Likewise.
5157 (alpha_expand_unaligned_load_words): Likewise.
5158 (alpha_expand_unaligned_store_words): Likewise.
5160 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
5162 * config/sh/sh.h (CPP_SPEC): For -m4-nofpu, define __SH4_NOFPU__.
5163 * config/sh/lib1funcs.asm (movstr_i4): Also compile if __SH4_NOFPU__
5165 * config/mips/mips.c (mips_va_arg): Args passed by reference have a
5166 rsize of UNITS_PER_WORD.
5168 Fri 15-Sep-2000 06:49:07 BST Neil Booth <NeilB@earthling.net>
5170 * cpplex.c (ON_REST_ARG): Correct the test.
5171 (maybe_paste_with_next): Duplicate a token that fail pasting,
5172 and clear its PASTE_LEFT flag, so that nested pasting attempts
5175 2000-09-14 Richard Henderson <rth@cygnus.com>
5177 * calls.c (precompute_register_parameters): Use COSTS_N_INSNS, not 2.
5178 * cse.c (rtx_cost): Likewise.
5179 * optabls.c (expand_binop): Likewise.
5180 (expand_twoval_binop, prepare_cmp_insn): Likewise.
5181 * regclass.c (copy_cost): Likewise.
5182 * reload1.c (reload_cse_move2add): Likewise.
5184 2000-09-14 Joseph S. Myers <jsm28@cam.ac.uk>
5186 * c-parse.in (reswords): Add _Complex.
5188 2000-09-14 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5190 * gcc.1: Delete documentation for -undef preprocessor option.
5192 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
5194 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
5195 STARTFILE_SPEC, ENDFILE_SPEC): Remove define.
5196 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
5197 Remove undefine before config/elfos.h.
5198 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Comment out.
5200 2000-09-14 Kazu Hirata <kazu@hxi.com>
5202 * invoke.texi (H8/300 Options): Add -ms2600.
5203 * config/h8300.c (h8300_init_once): Output an error when -ms2600
5204 is used without -ms.
5205 * config/h8300.h (TARGET_MAC): New.
5206 (TARGET_SWITCHES): Add -ms2600 and -mno-s2600.
5207 (CONDITIONA_REGISTER_USAGE): Disable the mac register on any
5208 machine other than H8/S2600.
5209 * config/h8300.md: Accept mac instructions on the H8/S2600 instead
5212 2000-09-14 Alexandre Oliva <aoliva@redhat.com>, Bernd Schmidt <bernds@redhat.co.uk>
5214 * reload.c (find_reloads_address_1): Generate reloads for auto_inc
5215 pseudos that refer to the original pseudos, not only to their
5216 equivalent memory locations.
5218 Thu Sep 14 12:10:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5220 * expr.c (expand_expr, case COMPONENT_EXPR): Copy memory attributes
5221 when making new MEM.
5223 * Makefile.in (LN): Remove duplicate definition.
5225 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
5227 From Joern Rennecke:
5228 * local-alloc.c (update_equiv_regs): If there is no REG_EQUAL note
5229 on an insn and function_invariant_p returns nonzero for the source,
5230 add a REG_EQUAL note.
5232 Thu Sep 14 00:51:57 EDT 2000 John Wehle (john@feith.com)
5234 * alias.c (memrefs_conflict_p): An ADDRESSOF doesn't
5235 conflict with frame_pointer_rtx.
5237 2000-09-13 Kazu Hirata <kazu@hxi.com>
5239 * loop.c: Fix formatting.
5242 2000-09-13 Richard Henderson <rth@cygnus.com>
5244 * config/ia64/ia64.md (divsf3): New.
5245 (divsf3_internal_lat, divsf3_internal_thr): New.
5246 (divdf3, divdf3_internal_lat, divdf3_internal_thr): New.
5247 (divtf3, divtf3_internal_lat, divtf3_internal_thr): New.
5248 (adddf3_trunc, subdf3_trunc, muldf3_trunc): New.
5249 (madddf4_trunc, msubdf4_trunc, nmuldf3_trunc): New.
5250 (nmadddf4_alts, nmadddf4_trunc): New.
5251 (addtf3_truncsf, addtf3_truncdf, subtf3_truncsf): New.
5252 (subtf3_truncdf, multf3_truncsf, multf3_truncdf): New.
5253 (multf3_truncsf_alts, multf3_truncdf_alts): New.
5254 (maddtf4_truncsf, maddtf4_truncdf, maddtf4_alts_truncdf): New.
5255 (msubtf4_truncsf, msubtf4_truncdf, nmultf3_truncsf): New.
5256 (nmultf3_truncdf, nmaddtf4_truncsf, nmaddtf4_truncdf): New.
5257 (nmaddtf4_truncdf_alts): New.
5258 (recip_approx): Don't predicate.
5260 2000-09-13 Richard Henderson <rth@cygnus.com>
5262 * config/ia64/lib1funcs.asm (__divsf3): Protect fnorm.s with p6.
5264 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5266 * flags.h (flag_dump_rtl_in_asm): Declare.
5267 * toplev.c (flag_dump_rtl_in_asm): Define.
5268 (decode_d_option): Set flag_dump_rtl_in_asm and flag_print_asm_name
5269 if -dP is specified.
5270 * rtl.h (print_rtx_head): Declare.
5271 * print-rtl.c (print_rtx_head): Define.
5272 (print_rtx): Print the string pointed to by print_rtx_head
5273 at beginning of each dump line.
5274 (print_rtl): Likewise.
5275 (print_rtl_single): Likewise.
5276 * final.c (final_scan_insn): Dump the insn in the assembly
5278 * gcc.1: Document -dP option.
5279 * invoke.texi (Debugging Options): Likewise.
5281 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5283 * md.texi (Machine Constraints): Document the 68HC11 constraints.
5284 * install.texi (Configurations): Document the 68HC11&68HC12 port.
5285 * invoke.texi (Option Summary, M68hc1x Options): Document the options.
5287 Tue Sep 12 13:51:13 2000 Denis Chertykov <denisc@overta.ru>
5289 * config/avr/avr.h (ASSEMBLER_DIALECT): New macro declared.
5290 * config/avr/avr.md (*movstrqi_insn): Cleanup output template.
5291 (*clrstrqi): Likewise.
5292 (xorhi3,xorsi3,absqi2): Likewise.
5293 (one_cmplhi2,one_cmplsi2): Likewise.
5294 (addsi3): Two stupid constraint alternatives removed.
5295 (extendhisi2): Use `movw' for enhanced avr cores.
5296 (zero_extendhisi2): Likewise.
5298 Wed Sep 13 02:31:23 EDT 2000 John Wehle (john@feith.com)
5300 * alias.c (find_base_term): Use frame_pointer_rtx
5301 when handling an ADDRESSOF.
5303 * cse.c (canon_hash): Handle USE of BLKmode memory.
5304 (cse_insn): Outgoing arguments for a libcall don't
5305 affect any recorded expressions.
5307 2000-09-12 Tom Tromey <tromey@cygnus.com>
5309 * configure, config.in: Rebuilt.
5310 * configure.in: Check for iconv, nl_langinfo, langinfo.h.
5312 2000-09-12 Jakub Jelinek <jakub@redhat.com>
5314 * c-lex.c (lex_string): Use charwidth to compute bytemask.
5315 * expr.c (expand_expr): Don't optimize constant array references
5316 initialized with wide string constants.
5318 2000-09-13 Michael Hayes <mhayes@cygnus.com>
5320 * loop.c (note_set_pseudo_multiple_uses): Correct.
5322 2000-09-12 Jim Wilson <wilson@cygnus.com>
5324 * ifcvt.c (noce_process_if_block): If A and B are the same, and no
5325 else block, and X has side-effects, then fail.
5327 2000-09-12 Greg McGary <greg@mcgary.org>
5329 * config/mips/mips-protos.h
5330 (trap_cmp_op, mips_gen_conditional_trap): New func decls.
5331 * config/mips/mips.h (ISA_HAS_COND_TRAP): New macro.
5332 (PREDICATE_CODES): Add "trap_cmp_op".
5333 * config/mips/mips.c
5334 (trap_cmp_op, mips_gen_conditional_trap): New functions.
5335 * config/mips/mips.md (trap, conditional_trap): New patterns.
5337 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
5339 * flow.c (try_pre_increment_1): Don't do anything to sets of the stack
5342 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5344 * builtins.c (built_in_decls): New array.
5345 (expand_builtin_fputs): New function.
5346 (expand_builtin): Handle BUILT_IN_FPUTC and BUILT_IN_FPUTS.
5348 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTS): New members.
5350 * c-common.c (c_common_nodes_and_builtins): Handle fputc/fputs.
5352 * tree.h (built_in_decls): New array.
5354 Tue Sep 12 08:53:57 2000 Jeffrey A Law (law@cygnus.com)
5356 * convex.md: Use "+" instead of "=" for outputs wrapped in a
5358 * i370.md, i386.md, ns32k.md, sh.md, vax.md: Likewise.
5360 2000-09-12 Kazu Hirata <kazu@hxi.com>
5362 * haifa-sched.c: Fix formatting.
5364 * genattrtab.c: Fix formatting.
5366 * unroll.c: Fix formatting.
5368 2000-09-12 Bruce Korb <bkorb@gnu.org>
5370 * fixinc/fixfixes.c: make a type for the fix procedure & use it,
5371 remove obsolete code
5372 * fixinc/fixincl.c: Use PARAMS, not _P_. Add no-op default to switch.
5373 * fixinc/fixincl.tpl: make non-exported arrays static scope
5374 * fixinc/fixincl.x: regenerate
5375 * fixinc/fixlib.h: Use PARAMS, not _P_
5376 * fixinc/fixtests.c: make a type for the test proc & use it
5377 * fixinc/server.h: Use PARAMS, not _P_
5379 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5381 * c-typeck.c (process_init_element): Avoid union init warnings on
5382 floating point zero. Don't crash on unions containing structs.
5384 2000-09-12 Alexandre Oliva <aoliva@redhat.com>
5386 * config/sh/sh.h (PREDICATE_CODES): Add CONST_DOUBLE to
5387 general_movsrc_operand, and remove CONST_INT from
5388 general_movdst_operand.
5390 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
5392 * cse.c (approx_reg_cost): If SMALL_REGISTER_CLASSES, return INT_MAX
5393 if a reference to non-fixed hardreg is seen. Otherwise, count hard
5394 regs with a higher cost.
5395 (preferrable): Deal with cases where either cost or regcost is
5397 (cse_insn): Use MAX_COST rather than 10000. Always initialize
5399 (COSTS_N_INSNS): Move definition...
5401 (MAX_COST): New macro.
5402 * loop.c (init_loop): Use COSTS_N_INSNS macro instead of hardcoded
5405 2000-09-11 Mark Mitchell <mark@codesourcery.com>
5407 * c-common.h (genrtl_clear_out_block): Remove.
5408 * c-semantics.c (genrtl_clear_out_block): Remove.
5409 (genrtl_while_stmt): Don't call it.
5410 (genrtl_for_stmt): Likewise.
5412 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
5414 * cppfiles.c: Move all default-#defines to top of file.
5415 (open_include_file): Replace by lookup_include_file.
5416 (read_with_read, read_file): Merged into read_include_file.
5417 (stack_include_file, purge_cache): New functions.
5418 (close_cached_fd): Delete.
5419 (lookup_include_file, read_include_file, _cpp_pop_file_buffer):
5420 Cache the in-memory buffer, not the file descriptor.
5422 * cpphash.h (struct include_file): Add buffer, st, refcnt,
5424 (xcnew): New utility macro.
5425 (DO_NOT_REREAD, NEVER_REREAD): Move up by struct include_file.
5426 * cpplib.h (struct cpp_buffer): Remove mapped field.
5428 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
5430 * cpplex.c (parse_string): Accept backslash space newline as a
5432 (lex_line): Likewise.
5433 (_cpp_get_token): Remove hard limit on macro nesting.
5435 2000-09-12 Philipp Thomas <pthomas@suse.de>
5437 * aclocal.m4 (AM_WITH_NLS): Don't force use of included gettext.
5438 * configure: Rebuilt.
5440 2000-09-13 Michael Hayes <mhayes@cygnus.com>
5442 * flow.c (split_block): Fix update of registers live at
5445 Tue Sep 12 01:51:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
5447 * i386.md (add?i_3, add?i_5): New.
5448 (add?i_4): Rename from add?i_3; Fix compare pattern.
5449 (sub?i_3, xor?i_3, ior?i_3): New.
5451 * genrecog.c (write_tree): Output code to clear insn_extract cache.
5452 * genattrtab.c (write_attr_case): Gen call to extract_insn_cache
5453 instead of extract_insn and extract_constrain_insn_cache instead of
5454 extract_insn and constrain_operands.
5455 * recog.c (extract_insn_cached, extract_constrain_insn_cached):
5457 (extract_insn): Clear which_alternative.
5458 (constrain_operands): Set which_alternative to -1 when failed.
5459 * recog.h (extract_constrain_insn_cached, extract_insn_cached):
5462 2000-09-11 Matthew Hiller <hiller@redhat.com>
5464 * config/h8300/h8300.md (movstrictqi): Changed constraint modifier
5465 on operand 0 to '+'.
5466 (movstricthi): Likewise.
5468 2000-09-12 Michael Hayes <mhayes@cygnus.com>
5470 * loop.h (LOOP_IVS): New macro.
5471 (REG_IV_TYPE, REG_IV_INFO): Add ivs argument.
5472 (struct loop_ivs): New.
5473 (struct loop_info): Add ivs field.
5474 (reg_iv_type, reg_iv_info): Delete prototype.
5475 (reg_biv_class, loop_iv_list): Likewise.
5476 * loop.c (record_biv, find_life_end): Pass loop argument.
5477 (reg_iv_type): Remove global array and use
5478 field in loop_regs structure within loop_ivs structure.
5479 (reg_iv_info, reg_biv_class, loop_iv_list): Likewise.
5480 (first_increment_giv, last_increment_giv): Use entry in
5482 (record_initial): Pass ivs pointer.
5483 * unroll.c (copy_loop_body, remap_split_bivs): Add loop argument.
5485 2000-09-12 Michael Hayes <mhayes@cygnus.com>
5487 * loop.h (LOOP_REGS): New macro.
5488 (struct loop_regs): New.
5489 (struct loop_info): Add regs field.
5490 * loop.c (set_in_loop): Remove global array and store
5491 in loop_regs structure as part of loop_info structure.
5492 (n_times_set, may_not_optimize): Likewise.
5493 (reg_single_usage, moved_once): Likewise.
5494 (count_one_set): Add regs argument.
5495 (combine_movables, rtx_equal_for_loop_p, combine_givs): Likewise.
5496 (set_pseudo_multiple_uses): Pass regs pointer.
5498 2000-09-12 Michael Hayes <mhayes@cygnus.com>
5500 * unroll.c (iteration_info): Subsume into loop_iterations.
5501 * loop.h (loop_info): New field iv.
5503 2000-09-12 Michael Hayes <mhayes@cygnus.com>
5505 * basic-block.h (LOOP_TREE, LOOP_PRE_HEADER, LOOP_EDGES): New.
5506 (LOOP_EXITS_DOMS, LOOP_ALL): Likewise.
5507 (flow_loops_update): New prototype.
5508 (flow_loops_find): Add flags to prototype.
5509 (struct loop): Add `pre_header_root' and `pre_header_trace' fields.
5510 * flow.c (flow_loop_pre_header_scan): New.
5511 (flow_loop_dump): Dump pre-header root and trace and exit dominators.
5512 (flow_loop_free): Free pre-header root and trace and exit dominators.
5513 (flow_loops_find): New argument flags.
5514 (flow_loops_update): New function.
5515 * toplev.c (rest_of_compilation): Add flag argument to flow_loops_find.
5517 2000-09-12 Michael Hayes <mhayes@cygnus.com>
5519 * basic-block.h (split_block, update_bb_for_insn): New prototypes.
5520 * flow.c (split_block, update_bb_for_insn): New functions.
5522 2000-09-11 Richard Henderson <rth@cygnus.com>
5524 * cse.c (fold_rtx): Honor NO_FUNCTION_CSE.
5526 2000-09-11 Richard Henderson <rth@cygnus.com>
5528 * config/ia64/ia64-protos.h (fr_nonimmediate_operand): Declare.
5529 * config/ia64/ia64.c (fr_nonimmediate_operand): New.
5530 (ia64_override_options): Prevent optimizing division for both
5531 latency and throughput.
5532 (rtx_needs_barrier): Handle frcpa.
5533 * config/ia64/ia64.h (MASK_INLINE_DIV_LAT): New.
5534 (MASK_INLINE_DIV_THR, TARGET_INLINE_DIV_LAT): New.
5535 (TARGET_INLINE_DIV_THR, TARGET_INLINE_DIV): New.
5536 (TARGET_SWITCHES): Add -minline-divide-min-latency and
5537 -minline-divide-max-throughput.
5538 (PREDICATE_CODES): Update.
5539 * config/ia64/ia64.md (extendsidi2): Remove * from f case.
5540 (zero_extendsidi2): Likewise. Fix typo in f case insn.
5541 (extendsfdf2): Add cases for gr<->fr and fr<->mem.
5542 (extendsftf2): Likewise.
5543 (extenddftf2): Likewise.
5544 (fix_trunctfdi2_alts): New.
5545 (fixuns_trunctfdi2_alts): New.
5546 (madd*4): Rename from madd*3.
5547 (divsi3, modsi3, udivsi3, umodsi3): New.
5548 (divsi3_internal): New.
5549 (divdi3, moddi3, udivdi3, umoddi3): New.
5550 (divdi3_internal_lat, divdi3_internal_thr): New.
5551 (multf3_alts, maddtf4_alts, nmaddtf4_alts): New.
5552 (recip_approx): New.
5554 2000-09-11 Alexandre Oliva <aoliva@redhat.com>
5556 * print-rtl.c (debug_call_placeholder_verbose): New variable.
5557 (print_rtx) [CALL_PLACEHOLDER]: Dump all call sequences if it is
5559 * integrate.c (copy_rtx_and_substitute): Don't share
5560 LEAF_REG_REMAPpable registers with the inlined function. Don't
5561 share the function value with calling sequences.
5563 2000-09-11 Jakub Jelinek <jakub@redhat.com>
5565 * c-decl.c (do_case): Fix a typo.
5567 * combine.c (simplify_if_then_else): Don't convert a == b ? b : a
5568 to a if the comparison is floating mode and not -ffast-math.
5569 * simplify-rtx.c (simplify_ternary_operation): Likewise.
5571 Mon Sep 11 20:07:48 2000 J"orn Rennecke <amylaar@redhat.co.uk>
5573 * sh.h (INITIALIZE_TRAMPOLINE): Remove stray call to
5574 gen_ic_invalidate_line.
5576 2000-09-11 Philip Blundell <pb@futuretv.com>
5578 * config/arm/elf.h (SUBTARGET_CPP_SPEC): Don't define `arm_elf'.
5580 Mon Sep 11 10:48:41 2000 Ulrich Drepper <drepper@redhat.com>
5582 * install.texi (LANGUAGES): Update to include new languages.
5585 2000-09-11 DJ Delorie <dj@redhat.com>
5587 * gcc.c (main): Don't warn about unused -B prefixes
5588 (unused_prefix_warnings): remove
5590 2000-09-11 Kazu Hirata <kazu@hxi.com>
5592 * final.c: Fix formatting.
5594 * integrate.c: Fix formatting.
5596 2000-09-11 Geoff Keating <geoffk@cygnus.com>
5598 * alias.c (memrefs_conflict_p): An ADDRESSOF does conflict, sorry.
5600 2000-09-11 Bernd Schmidt <bernds@redhat.co.uk>
5602 * reload.c (regno_clobbered_p): Fix thinko in previous change.
5604 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5606 * gcc.1: Document 68hc11 specific options.
5608 2000-09-10 Geoff Keating <geoffk@cygnus.com>
5610 * config/rs6000/sysv4.h (MASK_LONG_DOUBLE_128): Define.
5611 (TARGET_LONG_DOUBLE_128): Define.
5612 (SUBTARGET_SWITCHES): Add -mlong-double-64 and -mlong-double-128.
5613 (LONG_DOUBLE_TYPE_SIZE): Redefine.
5614 (MAX_LONG_DOUBLE_TYPE_SIZE): Define.
5615 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on definition
5616 of __LONG_DOUBLE_128__.
5617 (CPP_SYSV_SPEC): Define __LONG_DOUBLE_128__ if -mlong-double-128
5619 (CPP_LONGDOUBLE_DEFAULT_SPEC): Define.
5620 (CPP_SYSV_DEFAULT_SPEC): Define.
5621 (SUBTARGET_EXTRA_SPECS): Add cpp_longdouble_default.
5622 (INIT_TARGET_OPTABS): Define.
5624 * config/rs6000/aix.h (RS6000_ITRUNC): Moved from rs6000.h.
5625 (RS6000_UITRUNC): Likewise.
5626 (INIT_TARGET_OPTABS): New macro.
5627 * config/rs6000/rs6000.c (rs6000_trunc_used): Delete.
5628 (trunc_defined): Delete.
5629 (output_prolog): Don't output .extern definitions for fp->int
5630 conversion routines, ASM_OUTPUT_EXTERNAL_LIBCALL will do it.
5631 * config/rs6000/rs6000.h (rs6000_trunc_used): Delete.
5632 (trunc_defined): Delete.
5633 (RS6000_ITRUNC): Moved to aix.h.
5634 (RS6000_UITRUNC): Likewise.
5635 * config/rs6000/rs6000.md (fix_truncdfsi2): Fail if it would
5636 only emit a libcall.
5637 (fixuns_truncdfsi2): Delete.
5638 (trunc_call): Delete.
5639 (trunc_call_rtl): Delete.
5641 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
5643 * varasm.c (make_decl_rtl): Restore leading star on
5644 DECL_ASSEMBLER_NAME set for decls with an asmspec.
5646 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
5648 * c-pragma.c (handle_pragma_pack): Correct parsing logic so it
5649 won't give a spurious error for '#pragma pack()'. Simplify
5650 control flow for readability. 'reset' action is not necessary.
5652 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
5654 * defaults.h: Provide default definitions for: CHAR_TYPE_SIZE,
5655 SHORT_TYPE_SIZE, INT_TYPE_SIZE, LONG_TYPE_SIZE,
5656 LONG_LONG_TYPE_SIZE, WCHAR_TYPE_SIZE, FLOAT_TYPE_SIZE,
5657 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE, and WCHAR_UNSIGNED.
5659 * cppexp.c, dwarfout.c, dwarf2out.c, emit-rtl.c, final.c, optabs.c,
5660 profile.c, sdbout.c, tradcif.y, tree.c:
5661 Include defaults.h if not already included.
5662 Don't define the above macros.
5664 * Makefile.in: Update dependencies.
5666 2000-09-10 Mark Mitchell <mark@codesourcery.com>
5668 * c-common.h (add_stmt): Change prototype.
5669 (RECHAIN_STMTS): New macro.
5670 (CASE_LABEL_DECL): Likewise.
5671 (genrtl_case_label): Change prototype.
5672 (c_expand_start_case): Remove prototype.
5673 (build_case_label): Change prototype.
5674 (decl_constant_value): Declare.
5675 * c-common.c (check_case_value): Handle C++'s extensions to C
5677 * c-commnon.def (CASE_LABEL): Add room for the CASE_LABEL_DECL
5679 * c-parse.in (stmt): Adjust handling of return statements and case
5681 * c-semantics.c (add_stmt): Return the new statement.
5682 (genrtl_return_stmt): Take the RETURN_STMT as input, not the
5683 returned expression. Directly generate RTL, rather than calling
5685 (genrtl_switch_stmt): Don't call c_expand_start_case.
5686 (build_case_label): Take the LABEL_DECL as input, too.
5687 (genrtl_case_label): Just call add_case_node.
5688 (expand_stmt): Adjust calls to genrtl_return_stmt and
5690 * c-tree.h (c_expand_start_case): Declare.
5691 * c-typeck.c (decl_constant_value): Give it external linkage.
5692 (c_expand_return): Don't call expand_return or expand_null_return;
5693 use genrtl_return_stmt instead.
5694 * stmt.c (struct nesting): Remove num_ranges field.
5695 (add_case_node): Give it external linkage.
5696 (expand_start_case): Don't set num_ranges.
5697 (expand_start_case_dummy): Don't clear it.
5698 (pushcase): Rely on add_case_node to handle `default' labels.
5699 (add_case_node): Handle `default' labels.
5700 * tree.c (tree_int_cst_compare): New function.
5701 * tree.h (tree_int_cst_compare): Declare.
5702 (add_case_node): Likewise.
5704 2000-09-10 Richard Henderson <rth@cygnus.com>
5706 * c-parse.in: Revert last change.
5707 (init_reswords): Do not enter disabled keywords into the ridpointers
5708 table, modulo objc weirdness.
5709 (_yylex): Return the canonical spelling for a keyword.
5711 2000-09-10 Philip Blundell <philb@gnu.org>
5713 * config/arm/arm.h (CPP_ISA_SPEC): Don't define `arm' or `thumb'.
5714 * config/arm/linux-elf.h (CPP_PREDEFINES): Don't define `__arm__'.
5716 Sun Sep 10 14:30:28 EDT 2000 John Wehle (john@feith.com)
5718 * alias.c (find_base_term): Handle ADDRESSOF.
5719 (memrefs_conflict_p): An ADDRESSOF doesn't conflict.
5721 2000-09-10 Denis Chertykov <denisc@overta.ru>
5723 * genoutput.c (output_insn_data): Translate <NEWLINE> to \n\ while
5724 outputting templates with many lines.
5726 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5728 * libgcc2.h: Use LONG_LONG_TYPE_SIZE instead of MIN_UNITS_PER_WORD
5729 to decide whether 64-bit support must be generated.
5731 2000-09-10 Richard Henderson <rth@cygnus.com>
5733 * c-parse.in (asm patterns): Fix volatile check.
5735 2000-09-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5737 * cppmacro.c (check_trad_stringification): New function.
5738 (save_expansion): If -Wtraditional, warn about stringification of
5741 2000-09-11 Michael Hayes <mhayes@cygnus.com>
5743 * loop.h (struct loop_mem_info): Move from loop.c
5744 (struct loop_info): Add fields store_mems, mems, mems_idx,
5745 mems_allocated, unknown_address_altered,
5746 unknown_constant_address_altered, num_mem_sets, and
5747 first_loop_store_insn.
5749 * loop.c (loop_store_mems): Replace with field in loop_info struct.
5750 (loop_mems, loop_mems_idx, loop_mems_allocated): Likewise.
5751 (unknown_address_altered, unknown_constant_address_altered): Likewise.
5752 (num_mem_sets): Likewise.
5753 (replace_loop_mems, replace_loop_regs): New.
5754 (struct loop_replace_args): New.
5755 (load_mems): Use replace_loop_mems.
5756 (try_copy_prop): Use replace_loop_regs.
5757 (replace_loop_reg, replace_loop_mem): Use loop_replace_args structure.
5759 2000-09-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5761 * configure.in: Recognize m6811-elf and m6812-elf.
5762 * configure: Regenerate.
5764 2000-09-09 Geoff Keating <geoffk@cygnus.com>
5766 * recog.c (validate_replace_rtx_1): Correct MODE parameter in call
5769 2000-09-10 Michael Hayes <mhayes@cygnus.com>
5771 * loop.c (struct movables): New.
5772 (num_movables): Move into struct movables.
5773 (the_movables): Change type to struct movables.
5774 (ignore_some_movables): Change struct movable arg to struct movables.
5775 (force_movables, combine_movables, regs_match_p): Likewise.
5776 (rtx_equal_for_loop_p, move_movables): Likewise.
5777 (scan_loop): Change movables to be of type struct movables.
5778 Replace last_movable with field in movables structure.
5780 2000-09-08 Zack Weinberg <zack@wolery.cumb.org>
5782 * c-pragma.c: Don't elide entire file if !HANDLE_GENERIC_PRAGMAS.
5783 (init_pragma): Avoid warning if pfile happens to be unused.
5784 * c-pragma.h: Never define HANDLE_GENERIC_PRAGMAS. Never
5785 define init_pragma to nothing. Always prototype
5786 init_pragma. Prototype dispatch_pragma if !USE_CPPLIB.
5788 * c-lex.c (process_directive): Always call dispatch_pragma.
5789 Initialize entering_c_header to 0.
5791 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5793 * config/m68hc11/m68hc11.md: New file, machine description for
5795 * config/m68hc11/m68hc11.h: New file, definitions for 68HC11 & 68HC12.
5796 * config/m68hc11/m68hc11.c: New file, functions for 68HC11 & 68HC12.
5797 * config/m68hc11/m68hc12.h: New file, definitions for 68HC12.
5798 * config/m68hc11/m68hc11-protos.h: New file.
5799 * config/m68hc11/m68hc11-crt0.S: New file, startup code.
5800 * config/m68hc11/t-m68hc11-gas: New file, makefile fragment.
5801 * config/m68hc11/xm-m68hc11.h: New file, target defs.
5802 * config/m68hc11/larith.asm: New file, libgcc routines.
5804 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5806 * Makefile.in (DPBIT_FUNCS): Add _usi_to_df.
5807 (FPBIT_FUNCS): Add _usi_to_sf.
5808 * config/fp-bit.c (usi_to_float): New function.
5809 * config/fp-bit.h (L_usi_to_sf, L_usi_to_df): Define.
5810 (usi_to_float): Add appropriate #define.
5812 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
5814 * i386-protos.h (sse_comparison_operator, mmx_reg_operand): Declare
5816 * i386.c (sse_comparison_operator, mmx_reg_operand): New functions.
5817 * i386.md (attr "type"): Add sse and mmx types.
5818 (attr "memory"): Handle them without a crash.
5819 (movsi_1, movdi_2): Allow MMX regs.
5820 (movdi splits): Don't split moves involving MMX regs.
5821 (setcc_4): Remove '*' from pattern name so we get a gen_setcc4.
5822 (movv4sf_internal, movv4si_internal, movv8qi_internal,
5823 movv4hi_internal, movv2si_internal, movv8qi, movv4hi, movv2si,
5824 movv4sf, movv4si, pushv4sf, pushv4si, pushv8qi, pushv4hi, pushv2si,
5825 sse_movaps, sse_movups, sse_movmskps, mmx_pmovmskb, mmx_maskmovq,
5826 sse_movntv4sf, sse_movntdi, sse_movhlps, sse_movlhps, sse_movhps,
5827 sse_movlps, sse_loadss, sse_movss, sse_storess, sse_shufps,
5828 addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, mulv4sf3, vmmulv4sf3,
5829 divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2, rsqrtv4sf2, vmrsqrtv4sf2,
5830 sqrtv4sf2, vmsqrtv4sf2, sse_andti3, sse_nandti3, sse_iorti3,
5831 sse_xorti3, maskcmpv4sf3, maskncmpv4sf3, vmmaskcmpv4sf3,
5832 vmmaskncmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5833 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5834 cvttps2pi, cvtsi2ss, cvtss2si, cvttss2si, addv8qi3, addv4hi3,
5835 addv2si3, ssaddv8qi3, ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3,
5836 subv4hi3, subv2si3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
5837 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
5838 mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3, mmx_uavgv8qi3,
5839 mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw, mmx_pshufw,
5840 eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3, gtv2si3, umaxv8qi3,
5841 smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3, ashrv2si3, lshrv4hi3,
5842 lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3, mmx_ashldi3,
5843 mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
5844 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
5845 mmx_punpckldq, emms, sfence, ldmxcsr, prefetch, stmxcsr, sse_clrti,
5846 mmx_clrdi): New patterns.
5848 2000-09-08 Richard Earnshaw <rearnsha@arm.com>
5850 * arm.c: Don't include tm.h directly.
5852 Fri Sep 8 14:34:56 MET DST 2000 Jan Hubicka <jh@suse.cz>
5854 * recog.c (validate_replace_rtx_1): Fix confusion about equality
5855 testing; simplify subregs of constants and nested subregs.
5857 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
5859 * config/sh/sh.md (symPLT_label2reg): Use operand3 for PIC reg.
5861 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
5863 * combine.c (combine_simplify_rtx): Try to simplify VEC_SELECT of a
5865 * rtl.texi (description of USE): Add note about possible pitfalls
5867 From Richard Henderson:
5868 * reload1.c (choose_reload_regs): Compute need_mode properly.
5870 2000-09-07 Richard Henderson <rth@cygnus.com>
5872 * config/ia64/lib1funcs.asm (__divsi3): Use .s1 for frcpa.
5873 (__modsi3, __umodsi3): Likewise.
5874 (__udivsi3): Likewise. Normalize the TFmode values.
5876 2000-09-07 Geoff Keating <geoffk@cygnus.com>
5878 * config/rs6000/sol-c0.c (_start): Declare `termfunc' parameter
5880 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Use cast to suppress
5883 Fri Sep 8 03:26:38 2000 J"orn Rennecke <amylaar@redhat.co.uk>
5885 * sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): Remove.
5886 (cmpeqdi_t): Add output pattern.
5887 (cmpeqdi_t+1): Don't split when not optimizing.
5888 Restore proper splitting operation.
5890 2000-09-07 Richard Henderson <rth@cygnus.com>
5892 * c-lex.c (process_directive): If not HANDLE_GENERIC_PRAGMAS,
5893 do not call dispatch_pragma.
5895 2000-09-07 Jim Wilson <wilson@cygnus.com>
5897 * reload.c (push_reload): Use CLASS_CANNOT_CHANGE_MODE_P in addition
5898 to CLASS_CANNOT_CHANGE_MODE.
5899 * config/ia64/ia64.h (CLASS_CANNOT_CHANGE_MODE_P): True only if the
5900 mode classes are different.
5902 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
5904 * cpplib.h (struct cpp_options): Add user_label_prefix member,
5905 left out of commit which removed cppulp.c.
5907 2000-09-07 Richard Henderson <rth@cygnus.com>
5909 * bb-reorder.c (fixup_reorder_chain): Add jump in new block
5910 after switch for CASE_DROPS_THROUGH.
5912 2000-09-07 Richard Henderson <rth@cygnus.com>
5914 * loop.c (strength_reduce): Call check_ext_dependant_givs.
5915 Properly extend the biv initial value for the giv.
5916 (record_biv): Zero ext_dependant.
5917 (record_giv): New argument ext_val. Update all callers.
5918 (general_induction_var): Likewise.
5919 (consec_sets_giv): Likewise.
5920 (simplify_giv_expr): Likewise. Fill in ext_val if we find
5921 a sign-extend, zero-extend, or truncate.
5922 (combine_givs_p): Make sure modes are compatible.
5923 (check_ext_dependant_givs): New.
5924 (extend_value_for_giv): New.
5925 * loop.h (struct induction): Add ext_dependant.
5926 * unroll.c (iteration_info): Extend the biv initial value for the giv.
5927 (find_splittable_givs): Likewise.
5928 (final_giv_value): Likewise.
5930 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
5932 * c-pragma.h: Define HANDLE_GENERIC_PRAGMAS if
5933 REGISTER_TARGET_PRAGMAS is defined. Duplicate some
5934 definitions from cpplib.h.
5935 * cpplib.h: Don't typedef struct cpp_reader if c-pragma.h has
5937 * tm.texi: Document HANDLE_PRAGMA as no longer supported. Add
5938 documentation for REGISTER_TARGET_PRAGMAS.
5940 * c-lex.c: Include cpplib.h before c-pragma.h. Define a
5941 default-pragma callback to implement -Wunknown-pragmas if
5943 * c-parse.in: Move all includes to top of file.
5944 * c-pragma.c: Include cpplib.h before c-pragma.h. Include
5946 (dispatch_pragma): Put the namespace in the -Wunknown-pragmas
5948 (init_pragma): If REGISTER_TARGET_PRAGMAS is defined, call it.
5950 * arm.h, arm-protos.h, arm.c,
5951 c4x.h, c4x-protos.h, c4x.c,
5952 h8300.h, h8300-protos.h, h8300.c,
5953 i370.h, i370-protos.h, i370.c,
5954 i960.h, i960-protos.h, i960.c,
5955 sh.h, sh-protos.h, sh.c,
5956 v850.h, v850-protos.h, v850.c: Convert HANDLE_PRAGMA-based
5957 pragmata scheme to use REGISTER_TARGET_PRAGMAS instead.
5959 * d30v.h: Don't mention HANDLE_PRAGMA in comment. Add
5960 multiple include guard.
5961 * i370.md (untyped_call): Use GEN_CALL.
5962 (umodsi3): Remove unused variable.
5963 * sh/elf.h: Don't undef HANDLE_SYSV_PRAGMA.
5964 * v850.c (output_move_single, output_move_double): Constify
5966 (print_operand): Constify a char *.
5967 * v850.h (struct small_memory_info): Constify name member.
5969 2000-09-07 Kazu Hirata <kazu@hxi.com>
5971 * config/h8300.h: Fix comment typos.
5972 * config/h8300/h8300.md: Likewise.
5973 * config/h8300/lib1funcs.asm: Likewise.
5975 Thu 07-Sep-2000 21:29:00 BST Neil Booth <NeilB@earthling.net>
5977 * Makefile.in: Remove references to cppulp.{c,o}.
5978 * cppinit.c (initialize_builtins, cpp_start_read,
5979 cpp_handle_option): Update to use cpp_options structure.
5982 2000-09-07 Joseph S. Myers <jsm28@cam.ac.uk>
5984 * c-common.c (time_char_table): Allow %#b and %#h.
5986 2000-09-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5988 * reorg.c (find_end_label): If the basic block reorder pass moves the
5989 return insn to some other place try to locate it again and put our
5990 end_of_function_label there.
5991 * reorg.c (relax_delay_slots): Check if find_end_label created a
5992 new label that invalidates the current optimazation.
5994 2000-09-07 Catherine Moore <clm@redhat.com>
5996 * unroll.c (unroll_loop): Check for unconditional jumps
5997 to loop continuation. Delete if n_iterations is 1.
5998 (ujump_to_loop_cont): New routine.
6000 2000-09-07 Bernd Schmidt <bernds@redhat.co.uk>
6002 * rtl.c (class_narrowest_mode): Add entries for MODE_VECTOR_INT and
6004 * reload.c (regno_clobbered_p): Accept new arg, MODE, and use it
6005 to handle multiword modes correctly. All callers and the declaration
6008 2000-09-06 Mark Mitchell <mark@codesourcery.com>
6010 * c-common.h (prep_stmt): Declare.
6011 (lang_expand_stmt): Likewise.
6012 * c-decl.c (lang_expand_stmt): Remove.
6013 * c-semantics.c (lang_expand_stmt): Define.
6014 (prep_stmt): New function.
6015 (expand_stmt): Handle common statement types here.
6017 2000-09-07 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>, Alexandre Oliva <aoliva@redhat.com>
6019 * configure.in (sh-*-linux*): Added.
6020 * configure: Rebuilt.
6021 * config/sh/t-linux: New file.
6022 * config/sh/sh.h (USERMODE_BIT): Define.
6023 (TARGET_USERMODE): Likewise.
6024 (TARGET_SWITCHES): New switches for the bits above.
6025 (INITIALIZE_TRAMPOLINE): Call __ic_invalidate in USERMODE.
6026 * config/sh/linux.h: New file.
6027 * config/sh/lib1funcs.asm (GLOBAL): Don't prefix symbols with
6028 underscore on linux.
6029 (L_sdivsi3, L_udivsi3): Define for linux.
6030 (L_ic_invalidate): Define.
6031 * invoke.texi (SH Options): Document -musermode.
6033 2000-09-07 Alexandre Oliva <aoliva@redhat.com>
6035 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't disable function
6036 CSE unless generating PIC.
6038 * config/sh/sh.md (symPLT_label2reg): Force the initialization of
6041 2000-09-06 H.J. Lu (hjl@gnu.org)
6043 * Makefile.in (clean_s1): Depend on stage_b.
6044 (clean_s2): Depend on stage_d. Don't remove $(VOL_FILES) in
6045 stage2. They are used for "make compare".
6047 2000-09-06 Mark Mitchell <mark@codesourcery.com>
6049 Move statement-tree facilities from C++ to C front-end.
6050 * c-common.h (c_tree_index): Add CTI_VOID_ZERO.
6051 (void_zero_node): New macro.
6052 (struct stmt_tree_s): New type.
6053 (stmt_tree): New typedef.
6054 (struct language_function): New type.
6055 (last_tree): New macro.
6056 (last_expr_type): Likewise.
6057 (walk_tree_fn): New typedef.
6058 (current_stmt_tree): New function.
6059 (begin_stmt_tree): Likewise.
6060 (add_stmt): Likewise.
6061 (finish_stmt_tree): Likewise.
6062 (statement_code_p): Likewise.
6063 (lang_statement_code_p): New variable.
6064 (walk_stmt_tree): New function.
6065 (STMT_IS_FULL_EXPR_P): New macro.
6066 * c-common.c (lang_statement_code_p): New variable.
6067 (c_common_nodes_and_builtins): Initialize void_zero_node.
6068 (statement_code_p): New function.
6069 (walk_stmt_tree): Likewise.
6070 * c-decl.c (language_function): Rename to ...
6071 (c_language_function): ... this. Include language_function.
6072 (push_c_function_context): Adjust accordingly.
6073 (pop_c_function_context): Likewise.
6074 (mark_c_function_context): Likewise.
6075 (current_stmt_tree): Define.
6076 * c-semantics.c (begin_stmt_tree): New function.
6077 (add_stmt): Likewise.
6078 (prune_unused_decls): Likewise.
6079 (finish_stmt_tree): Likewise.
6081 2000-09-06 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6083 * flow.c (insn_dead_p): Detect dead memory stores with auto increments.
6085 2000-09-06 Kazu Hirata <kazu@hxi.com>
6087 * calls.c: Fix formatting.
6089 2000-09-06 Graham Stott <grahams@cygnus.co.uk>
6091 * config/i386/i386.h (ADDRESS_COST): Fix typo.
6093 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
6095 Integrated preprocessor.
6097 * Makefile.in: Remove all references to c-parse.gperf,
6098 c-gperf.h, and c-parse.h. Remove -d from yacc command line
6099 generating c-parse.c. Update dependencies.
6100 * c-parse.gperf, c-gperf.h: Delete.
6102 * c-common.c: Don't define parse_options, cpp_token, yy_cur,
6103 yy_lim, or yy_get_token. Don't define get_directive_line if
6105 * c-common.h: Add multiple include guard. Define RID values
6106 for every keyword in C, C++, and Objective C. Put all the
6108 (struct c_fileinfo, get_fileinfo, dump_time_statistics): New.
6109 * c-decl.c (c_decode_option): Handle -lang-objc here.
6110 (print_lang_identifier): Handle C_IS_RESERVED_WORD case.
6111 (grokdeclarator): Adjust for new RID scheme.
6112 (extract_interface_info): New stub.
6113 * c-lang.c: Don't declare yy_cur or parse_options.
6114 (lang_init_options): Call cpp_init. Don't call
6116 (lang_init): Don't call check_newline if USE_CPPLIB.
6118 * c-lex.c: Don't include c-parse.h. Do include timevar.h.
6119 Elide lots of unnecessary code if USE_CPPLIB. Delete code
6120 rendered unnecessary by new architecture. Move routines not
6121 shared with C++ to c-parse.in. Maintain a local idea of the
6122 line number. Handle C++ as well as C.
6123 [USE_CPPLIB]: Declare and register callbacks for #ident and
6124 for entering/leaving files.
6125 (init_c_lex, c_lex): Are now the entry points to this file.
6126 (check_newline): Break out directive handling to
6128 (read_ucs, is_extended_char, utf8_extend_token): Moved here
6130 (readescape, parse_float): Overhaul.
6131 (lex_number, lex_string, lex_charconst): Break out of c_lex
6133 (get_fileinfo, update_header_times, dump_one_header,
6134 dump_time_statistics): New and/or moved here from C++.
6135 Support per-file data needed by C++ and per-header timing
6136 statistics (C++ only, at the moment).
6137 * c-lex.h: Update prototypes. Add multiple include guard.
6138 * c-tree.h (struct lang_identifier): Add rid_code field.
6139 (C_IS_RESERVED_WORD, C_RID_CODE): New.
6141 * c-parse.in: Include c-pragma.h. Remove unnecesary calls to
6142 reinit_parse_for_function and/or position_after_white_space.
6143 (save_filename, save_lineno): Look ahead before saving.
6144 (label -> identifier ':'): Save file and line before shifting ':'.
6145 (reservedwords): No need to call get_identifier.
6146 (init_parse, finish_parse, yyerror, yylex, yyprint,
6147 make_pointer_declarator): Are now here for C/ObjC.
6148 (rid_to_yy): Conversion table from RID constants to Yacc codes.
6150 * c-pragma.c: Rewrite parsing logic to fit with cpplib's
6151 #pragma registry. Provide dummy implementation of that
6152 interface if !USE_CPPLIB.
6153 * c-pragma.h: Update to match.
6155 * flags.h: Add multiple include guard.
6156 (flag_detailed_statistics): Moved here from C++.
6157 * toplev.c: Define flag_detailed_statistics.
6159 * gcc.c (C specs): Use %(trad_capable_cpp) for -E|-M|-MM case
6161 * timevar.def (TV_CPP, TV_LEX): New.
6162 * timevar.h: Add multiple include guard.
6164 * objc/lang-specs.h: Use %(trad_capable_cpp) for -E|-M|-MM case
6166 * objc/objc-act.c: Don't mention yy_cur or parse_options.
6167 Initialize cpplib properly. Force lineno to 0 after first
6168 call to check_newline. Don't handle -lang-objc here.
6169 Move forget_protocol_qualifiers and remember_protocol_qualifiers here.
6171 2000-09-06 David Edelsohn <edelsohn@gnu.org>
6173 * rs6000.md: Correct function unit definitions for cr_logical and
6175 (sCOND): Additionally fail for sgt, slt, sge, sle if !TARGET_POWER
6176 and use portable method for >=0 and floating point >=. Remove
6177 associated matchers.
6179 2000-09-06 Mark Mitchell <mark@codesourcery.com>
6181 * extend.texi: Mark named return value extension as deprecated.
6183 2000-09-06 Geoff Keating <geoffk@cygnus.com>
6185 * config/rs6000/rs6000.c (rs6000_reverse_condition): Return
6188 2000-09-06 Gabriel Dos Reis <gdr@codesourcery.com>
6190 * toplev.c (display_help): Fix thinko in documentation.
6192 * diagnostic.h (output_buffer::indent_skip): New fields.
6193 (output_indentation): New macro.
6195 * diagnostic.c (output_indent): New function.
6196 (output_set_prefix, clear_diagnostic_info): Use.
6197 (output_emit_prefix): Predict future indentation.
6199 2000-09-06 DJ Delorie <dj@redhat.com>
6201 * Makefile.in (stage_*): add more dependencies to ensure parallel
6202 builds build correctly
6204 2000-09-06 Manfred Hollstein <manfredh@redhat.com>
6206 * Makefile.in (bootstrap-lean): Depend on bootstrap-lean_g,
6207 not bootstrap-lean_f.
6209 2000-09-06 Andreas Schwab <schwab@suse.de>
6211 * mklibgcc.in: Emit rule for libgcc-stage-start.
6212 * Makefile.in (stage1-start, stage2-start, stage3-start,
6213 stage4-start): Don't handle libgcc here, use libgcc.mk instead.
6215 2000-09-06 Bernd Schmidt <bernds@redhat.co.uk>
6217 * local-alloc.c (local_alloc): Ignore CLASS_LIKELY_SPILLED.
6218 (update_equiv_regs): Likewise, except for the mn10200 kludge.
6219 (combine_regs): Likewise.
6221 * Makefile.in (cse.o): Depend on $(BASIC_BLOCK_H).
6222 * cse.c: Include "basic-block.h".
6223 (struct table_elt): New field REGCOST.
6224 (CHEAP_REG): Delete macro.
6225 (COST): Return 0 for REGs.
6226 (approx_reg_cost_1, approx_reg_cost, preferrable): New functions.
6227 (notreg_cost): Return 0 for appropriate SUBREGs.
6228 (COSTS_N_INSNS): Return N * 2.
6229 (rtx_cost): Return 0 for REGs, and use cost of nested rtx for cheap
6231 (CHEAPER): Use new function preferrable.
6232 (insert): Initialize REGCOST member.
6233 (find_best_addr): Use approx_reg_cost for estimation of register
6235 (cse_insn): Likewise.
6236 * loop.c (iv_add_mult_cost): New function.
6237 (add_cost, shift_cost, mult_cost): Delete variables.
6238 (init_loop): Don't initialize add_cost; reduce copy_cost by half.
6239 (strength_reduce): Use iv_add_mult_cost instead of fixed add_cost.
6240 Make code that detects autoinc opportunities slightly less optimistic.
6241 (simplify_giv_expr): If expression contains other reg that is also a
6242 giv, only increment benefit if this is the only use of that reg.
6243 (consec_sets_giv): Take that change into account.
6244 (combine_givs): Slightly more verbose output.
6246 * i386.h (RTX_COSTS): For MULT, return true cost of multiplication,
6247 not the cost of an equivalent shift.
6248 * sh-protos.h (addsubcosts): Declare.
6249 * sh.c (addsubcosts): New function.
6250 * sh.h (CONST_COSTS): If CONST_OK_FOR_I, then return 0.
6251 (RTX_COSTS): Tweak. Use addsubcosts.
6252 (ADDRESS_COST): Return higher cost for reg+reg addressing.
6254 2000-09-06 Geoff Keating <geoffk@cygnus.com>
6256 * config/rs6000/rs6000.c (validate_condition_mode): New function.
6257 (branch_comparison_operator): Call validate_condition_mode to
6258 abort rather than returning 0.
6259 (branch_positive_comparison_operator): New function.
6260 (scc_comparison_operator): Call validate_condition_mode to abort
6261 rather than returning 0.
6262 (ccr_bit): Call validate_condition_mode. Update for
6264 (print_operand): Delete %C modifier. Update %E case
6265 to use EQ bit not SO bit.
6266 (rs6000_reverse_condition): New function.
6267 (rs6000_generate_compare): New function.
6268 (rs6000_emit_sCOND): New function.
6269 (rs6000_emit_cbranch): New function.
6270 (output_cbranch): The length of a long branch insn is
6271 now only 8 bytes. Add validate_condition_mode. Use
6272 rs6000_reverse_condition. Remove cror generation.
6274 * config/rs6000/rs6000.h: Update comments.
6275 (PREDICATE_CODES): Add new predicate. Update codes used
6276 by branch_comparison_operator and scc_comparison_operator.
6277 * config/rs6000/rs6000-protos.h: Add prototypes for
6278 new external functions.
6279 * config/rs6000/rs6000.md: Add new scheduling parameters
6280 for cr_logical instructions. Change length of branch
6282 (bCOND patterns): Call rs6000_emit_cbranch.
6283 (sCOND patterns): Call rs6000_emit_sCOND.
6284 (branch patterns): Change lengths to 4.
6285 (cr logical patterns): New.
6287 2000-09-06 Richard Henderson <rth@cygnus.com>
6289 * config/i386/i386.md (call_pop): Fix test for setting
6290 current_function_uses_pic_offset_table.
6291 (call, call_value_pop, call_value): Likewise.
6293 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
6295 * timevar.c (timevar_add): Delete.
6296 (timevar_get): Also count time since the selected timer was
6297 last updated. Do not examine the timevar stack if the
6298 selected timer is standalone.
6300 2000-09-05 J. David Anglin <dave@hiauly1.hia.nrc.ca>
6302 * gthr-dce.h (__gthread_objc_mutex_deallocate): Free mutex->backend.
6304 2000-09-05 Jason Merrill <jason@redhat.com>
6306 * c-decl.c (finish_incomplete_decl): Don't call complete_array_type
6307 for 'extern' arrays.
6309 2000-09-05 Richard Henderson <rth@cygnus.com>
6311 * config/ia64/lib1func.asm (__divtf3): Rebundle for Itanium.
6312 Eliminate final copy from non-trapping case.
6313 (__divdf3, __divsf3): Likewise.
6315 2000-09-05 Richard Henderson <rth@cygnus.com>
6317 * config/ia64/ia64.md (mulhi3): Fix typo last change.
6318 * config/ia64/lib1func.asm (__divdi3, __udivdi3, __umodsi3): Likewise.
6320 2000-09-03 Donn Terry <donn@interix.com>, Laurynas Biveinis <lauras@softhome.net>
6322 * Makefile.in: Restructure bootstrap stages to allow clean
6323 restart after failure.
6325 2000-09-05 Richard Henderson <rth@cygnus.com>
6327 * config/ia64.md (movsi and movdi patterns): Allow moves from
6328 8-bit constants to AR registers.
6330 2000-09-05 Richard Henderson <rth@cygnus.com>
6332 * config/ia64/ia64.md (mulhi3): New.
6334 2000-09-05 Richard Henderson <rth@cygnus.com>
6336 * config/ia64/ia64.h (INIT_TARGET_OPTABS): Remove.
6337 * config/ia64/lib1funcs.asm (__divdi3): Update from Intel IA-64
6338 Optimization Guide, minimum latency alternative.
6339 (__moddi3, __udivdi3, __umoddi3): Likewise.
6340 (__divsi3, __modsi3, __udivsi3, __umodsi3): Likewise.
6342 2000-09-05 Bruce Korb <bkorb@gnu.org>
6344 * fixinc/fixincl.c (load_file): always read header files
6345 with sizes that are a multiple of the page size.
6346 & use libiberty's getpagesize for determining that.
6348 2000-09-05 Alexandre Oliva <aoliva@redhat.com>
6350 * gcse.c (hash_string_1): Add prototype.
6351 * cse.c (canon_hash_string): Likewise.
6353 2000-09-04 Craig Newell <CraigN@ieee.org>
6355 * gcc.c: Undefine "__WCHAR_TYPE__" before redefining it.
6357 2000-09-04 Andreas Schwab <schwab@suse.de>
6359 * Makefile.in (STAGESTUFF): Remove libgcc.
6360 (stage1-start, stage2-start, stage3-start): Copy the contents of
6361 the libgcc directory explicitly.
6362 (mostlyclean): Clean libgcc.
6364 2000-09-04 Andrew Haley <aph@redhat.com>
6366 * dwarf2out.c: (stack_adjust_offset): New prototype.
6368 Wed Jan 1 00:23:59 MET 1997 Jan Hubicka <jh@suse.cz>
6370 * combine.c (make_extraction): Fix rtx_cost comparison to
6373 Wed Jan 1 00:17:32 MET 1997 Jan Hubicka <jh@suse.cz>
6375 * i386.md (pushsi2, pushhi2, pophi2, swapsf, swapdf,
6376 umulsi3_highpart, smulsi3_highpart, testqi_ccno_1, xorqi_ext_1):
6377 Add '*' to insn pattern name.
6379 2000-09-04 Jakub Jelinek <jakub@redhat.com>
6381 * cpplex.c (ON_REST_ARG): Check VAR_ARGS flag of current context,
6382 use posn - 1 to index into tokens array.
6383 (maybe_paste_with_next): Adjust caller.
6385 2000-09-03 Geoff Keating <geoffk@cygnus.com>
6387 * invoke.texi: Document the -mvxworks option for rs6000 ELF.
6389 * config/rs6000/rs6000.h: Update various comments about XER_REGNO.
6390 (REGNO_REG_CLASS): Use symbolic register
6393 2000-09-03 Richard Earnshaw <rearnsha@arm.com>
6395 * arm.c (final_prescan_insn): If the form of a jump insn isn't
6396 recognized, don't try to conditionally execute it.
6398 Sun Sep 3 13:10:56 2000 Denis Chertykov <denisc@overta.ru>
6400 * config/avr/avr.md ("*tablejump_lib"): New pattern.
6401 (call_value_insn): Right length claculation.
6402 (call_insn): Likewise.
6404 2000-09-02 Marek Michalkiewicz <marekm@linux.org.pl>
6406 * config/avr/avr-protos.h, config/avr/avr.c (unique_section,
6407 gas_output_limited_string, gas_output_ascii, output_movqi,
6408 output_movhi, out_movqi_r_mr, out_movqi_mr_r, out_movhi_r_mr,
6409 out_movhi_mr_r, out_movsi_r_mr, out_movsi_mr_r, output_movsisf,
6410 out_tstsi, out_tsthi, ret_cond_branch, ashlqi3_out, ashlhi3_out,
6411 ashlsi3_out, ashrqi3_out, ashrhi3_out, ashrsi3_out, lshrqi3_out,
6412 lshrhi3_out, lshrsi3_out, output_reload_inhi, output_reload_insisf,
6413 out_shift_with_cnt, ptrreg_to_str, cond_string, encode_section_info):
6414 Add "const" as needed to remove warnings.
6416 * config/avr/avr.c (avr_override_options, avr_init_once,
6417 function_prologue, function_epilogue, frame_pointer_required_p,
6418 class_likely_spilled_p, order_regs_for_local_alloc,
6419 avr_address_cost, avr_ret_register): Use K&R style arguments.
6420 (initial_elimination_offset, gas_output_limited_string):
6421 Remove ATTRIBUTE_UNUSED from the used arguments.
6422 (output_mov*, out_mov*_r_mr, out_mov*_mr_r, output_reload_insisf):
6423 Use local variables src, dest, base to access operands[].
6424 Rename reg_dest to reg_src if that's what it is.
6425 (output_movhi, output_movsisf): Optimize loading 8-bit immediate
6426 constants to LD_REGS if reg_was_0.
6427 (output_reload_insisf): Change arg 3 to insn length and set it.
6428 (out_movhi_r_mr, out_movhi_mr_r): Use in/out for more efficient
6429 access to 16-bit I/O register pairs.
6430 (avr_address_cost): Lower cost for the above case.
6431 (out_tsthi): Use "or" (faster) instead of "sbiw" if the operand
6432 may be clobbered, also for LD_REGS.
6433 (adjust_insn_length): Correct insn length for iorhi3 and iorsi3
6436 * config/avr/avr.h (PTRDIFF_TYPE): Make signed.
6438 * config/avr/avr.md: Change all uses of the TEST_HARD_REG_CLASS
6439 macro to test_hard_reg_class function.
6440 (*movsi, *movsf): Change "cc" attribute from "clobber" to "none"
6441 for loading immediate constants to LD_REGS.
6442 (andsi3, cmphi, cmpsi): Add return statements to avoid warnings.
6445 Sat Sep 2 13:58:23 2000 Marek Michalkiewicz <marekm@linux.org.pl>
6447 * config/avr/avr.md ("*negsi2"): substitute %@ to __zero_reg__
6448 * config/avr/libgcc.S: Lost part of the previous patch.
6450 2000-08-31 J. David Anglin <dave@hiauly1.hia.nrc.ca>
6452 * gthr-dce.h (__gthread_objc_mutex_allocate): Create a pthread_mutex_t
6453 object before calling pthread_mutex_init.
6455 2000-09-02 Alexandre Oliva <aoliva@redhat.com>
6457 * config/sh/t-elf, config/sh/crt1.asm, config/sh/crti.asm,
6458 config/sh/crtn.asm: New files.
6459 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Set.
6460 (crt1.o, crti.o, crtn.o): New targets.
6461 * configure.in [sh-*-elf*, sh-*-rtemself*] (tmake_file): Added
6463 * configure: Rebuilt.
6464 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
6465 STARTFILE_SPEC, ENDFILE_SPEC, CRT_CALL_STATIC_FUNCTION): Define.
6466 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
6467 Undefine for config/elfos.h to redefine.
6468 (STARTFILE_SPEC, ENDFILE_SPEC): Redefine after config/elfos.h.
6470 2000-09-02 Alexandre Oliva <aoliva@redhat.com>, Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
6472 * config/sh/sh-protos.h (nonpic_symbol_mentioned_p,
6473 legitimize_pic_address, output_pic_addr_const): Declare.
6474 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Fix PIC register.
6475 (PREFERGOT_BIT, TARGET_PREFERGOT): Likewise.
6476 (TARGET_SWITCHES): New switch -mprefergot.
6477 (OVERRIDE_OPTIONS): Set flag_no_function_cse unless -mprefergot.
6478 (PIC_OFFSET_TABLE_REGNUM): Define.
6479 (GOT_SYMBOL_TABLE): Likewise.
6480 (LEGITIMIZE_ADDRESS): Use legitimize_pic_address.
6481 (ENCODE_SECTION_INFO): Define.
6482 (FINALIZE_PIC): New macros.
6483 (LEGITIMATE_PIC_OPERAND_P, SYMBOLIC_CONST_P): New macro.
6484 (ASM_OUTPUT_INT, ASM_OUTPUT_SHORT): Use output_pic_addr_const.
6485 * config/sh/sh.c (print_operand_address): Use output_pic_addr_const.
6486 (prepare_move_operands): Call emit_pic_move or
6487 emit_pic_const_move if appropriate.
6488 (output_far_jump): For PIC, use braf and output long offset.
6489 (machine_dependent_reorg):
6490 (sh_expand_prologue): Save and initialize the PIC register.
6491 (sh_expand_epilogue): Restore it.
6492 (initial_elimination_offset): Account for it.
6493 (nonpic_symbol_mentioned_p): New function.
6494 (legitimize_pic_address): Likewise.
6495 (output_pic_addr_const): Likewise.
6496 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): New insns.
6497 (call, call_value): Use them.
6498 (GOTaddr2picreg, sym_label2reg, symGOT2reg, symGOTOFF2reg,
6499 symPLT_label2reg): New expands.
6500 * invoke.texi (SH Options): Document -mprefergot.
6502 2000-09-01 Alexandre Oliva <aoliva@redhat.com>
6504 * rtl.h (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): New macro.
6505 * gcse.c (hash_string_1): New function.
6506 (hash_expr_1) <ASM_OPERANDS>: Disregard filename and line number.
6507 (expr_equiv_p) <ASM_OPERANDS>: Likewise.
6508 * cse.c (rtx_cost): Don't increase the cost of ASM_OPERANDS.
6509 (canon_hash_string): New function.
6510 (canon_hash) <ASM_OPERANDS>: Disregard filename and line number.
6511 (exp_equiv_p) <ASM_OPERANDS>: Likewise.
6512 (fold_rtx): Use ASM_OPERANDS accessor macros.
6513 * emit-rtl.c (copy_insn_1): Likewise.
6514 * integrate.c (copy_rtx_and_substitute): Likewise.
6515 * stmt.c (expand_asm_operands): Likewise. Give an
6516 ASM_OPERANDS rtx the mode of the output reg being set from it.
6518 2000-09-01 Fred Fish <fnf@be.com>
6520 * fix-header.c (write_rbrac): Add putc and getc to list of
6521 functions to protect against prior definition as a macro.
6523 2000-09-01 Joseph S. Myers <jsm28@cam.ac.uk>
6525 * c-common.h (enum c_tree_index): Add CTI_C_SIZE_TYPE.
6526 (c_size_type_node): Define.
6527 * c-decl.c (init_decl_processing): Initialize c_size_type_node.
6528 * c-common.c (enum format_lengths, enum format_std_version,
6529 format_length_info, format_type_detail, BADLEN, NOLENGTHS,
6530 format_kind_info, printf_length_specs, scanf_length_specs, T89_I,
6531 T99_I, T89_L, T99_LL, TEX_LL, T89_S, T89_UI, T99_UI, T89_UL,
6532 T99_ULL, TEX_ULL, T89_US, T89_F, T99_F, T89_D, T99_D, T89_LD,
6533 T99_LD, T89_C, T99_SC, T99_UC, T89_V, T94_W, TEX_W, T94_WI,
6534 TEX_WI, T99_ST, T99_SST, T99_PD, T99_UPD, T99_IM, T99_UIM,
6535 format_types): Define.
6536 (format_char_info, print_char_table, scan_char_table,
6537 time_char_table): Rearrange for new organization of information
6538 about format length modifiers and standard versions.
6539 (T_ST): Redefine to use c_size_type_node.
6540 (check_format_info): Obtain information about length modifiers and
6541 standard versions from tables. Adjust warning message wordings.
6542 Use the name from the user's program for `ll' and `hh' length
6543 modifiers in warning messages. Use more informative names for
6544 wanted types where available (for wchar_t, wint_t, size_t, signed
6545 size_t, ptrdiff_t, unsigned ptrdiff_t, intmax_t and uintmax_t).
6547 2000-09-01 Jim Wilson <wilson@cygnus.com>
6549 * calls.c (emit_call_1): Add REG_NORETURN note to call if ECF_NORETURN.
6550 * combine.c (distribute_notes): Handle REG_NORETURN.
6551 * rtl.c (reg_note_name): Add REG_NORETURN.
6552 * rtl.h (enum reg_note): Likewise.
6554 * config/ia64/ia64-protos.h (emit_safe_across_calls): Renamed from
6556 * config/ia64/ia64.c (emit_safe_across_calls): Likewise.
6557 (rtx_needs_barrier): Handle unspec_volatile 8 and 9.
6558 (emit_predicate_relation_info): Handle conditional calls with
6560 * config/ia64/ia64.h (ASM_FILE_START): Call emit_safe_across_calls
6561 instead of ia64_file_start.
6562 * config/ia64/sysv4.h (ASM_FILE_START): Likewise.
6563 * config/ia64/ia64.md (safe_across_calls_all,
6564 save_across_calls_normal): New patterns.
6566 * loop.c (check_final_value): Check for biv use before checking for
6567 giv use. Check for both biv and giv uses. Always set last_giv_use
6568 if there is a giv use.
6570 2000-09-01 Richard Henderson <rth@cygnus.com>
6572 * config/ia64/ia64.md (mulsi3): Use grfr_register_operand.
6573 (madddi3): Likewise.
6576 Fri Sep 1 10:59:47 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6578 * expr.c (clear_storage): Don't use emit_move_insn unless
6579 either BLKmode or proper size.
6580 (store_constructor): Don't call clear_storage if REG of wrong size.
6582 * flow.c (init_propagate_block_info): Don't mark frame dead at end
6583 of function if returns wiht stack pointer depressed.
6585 2000-09-01 Andrew Haley <aph@redhat.com>
6587 * dwarf2out.c (stack_adjust_offset): New function.
6588 (dwarf2out_stack_adjust): Break out stack adjust logic into
6589 new stack_adjust_offset function. Look inside parallels and
6590 sequences for stack adjustments.
6592 2000-08-31 Jeff Law <law@cygnus.com>
6594 * arm.md: Use no_new_pseudos to determine when it is safe
6595 to create new pseudo registers.
6597 * arm.c (legitimize_pic_address): Use no_new_pseudos to determine
6598 when we can safely allocate new registers.
6600 2000-08-31 Geoffrey Keating <geoffk@cygnus.com>
6602 * stmt.c (expand_asm_operands): Twiddle generating_concat_p
6603 so that CONCATs are not generated for ASMs.
6604 * emit-rtl.c (gen_reg_rtx): Don't generate CONCATs when
6605 not generating_concat_p.
6606 * function.c (pop_function_context_from): Reset
6607 generating_concat_p.
6608 (prepare_function_start): Likewise.
6609 * rtl.c (generating_concat_p): Define.
6610 * rtl.h (generating_concat_p): Declare.
6611 * toplev.c (rest_of_compilation): No CONCATs after RTL generation.
6613 2000-08-22 Philipp Thomas <pthomas@suse.de>
6614 Masanobu Yuhara <yuhara@flab.fujitsu.co.jp>
6616 * gmicro.h (TARGET_SWITCHES): Add descriptions and mark them
6619 2000-08-30 Greg McGary <greg@mcgary.org>
6621 * Makefile.in (fixinc.sh): Pass CC, CFLAGS and LDFLAGS to mkfixinc.sh
6622 * fixinc/Makefile.in (fixincl): Pass $(LDFLAGS) to $(CC).
6623 * fixinc/mkfixinc.sh: Pass $CC, $CFLAGS and $LDFLAGS to $MAKE.
6625 2000-08-30 Greg McGary <greg@mcgary.org>
6627 * tree.h (struct tree_int_cst): Wrap low and high in a sub-struct.
6628 (TREE_INT_CST_LOW, TREE_INT_CST_HIGH): Access through sub-struct.
6629 (TREE_INT_CST): New macro.
6630 * varasm.c (const_hash, compare_constant_1, record_constant_1):
6631 Use new macro TREE_INT_CST.
6633 Wed 30-Aug-2000 23:18:59 BST Neil Booth <NeilB@earthling.net>
6635 * contrib.texi: Add self.
6637 2000-08-30 Alexandre Oliva <aoliva@redhat.com>
6639 * config/sh/sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): New insns.
6640 (cmpeqdi_t splitter): Use cmpeqsi_and_t instead of emitting jumps
6643 2000-08-30 J. David Anglin <dave@hiauly1.hia.nrc.ca>
6645 * fixinc/gnu-regex.c: Don't define `const'.
6647 Tue Aug 29 22:09:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6649 * expr.c (store_constructor): Allow variable bounds of array type.
6650 (expand_expr): Don't blow up if type is ERROR_MARK.
6651 * varasm.c (output_constructor): Don't access lower bound of array
6652 type unless need it if index is supplied (so it can be a variable
6653 if no index is supplied).
6654 Use tree_low_cst; use HOST_WIDE_INT for sizes; change BITPOS to POS.
6655 Other minor cleanups.
6657 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
6659 * Makefile.in: Revamp handling of cflags to allow different WARN_CFLAGS
6660 for compilations in stage 1 and subsequent stages, respectively.
6661 * configure.in (vax): Add compiler-dependent CFLAGS for stage 1.
6662 * configure: Rebuilt.
6663 * x-vax, x-vax-gcc: Deleted.
6665 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
6667 * c-common.c (declare_function_name): Use func_id_node,
6668 function_id_node, and pretty_function_id_node. Do not make
6669 __func__ visible at file scope.
6670 * c-common.h (c_tree_index): Add CTI_FUNCTION_ID,
6671 CTI_PRETTY_FUNCTION_ID, and CTI_FUNC_ID.
6672 (function_id_node, pretty_function_id_node, func_id_node): New
6674 * c-decl.c (init_decl_processing): Initialize function_id_node,
6675 pretty_function_id_node, and func_id_node.
6676 (c_make_fname_decl): Correct comment.
6678 * tree.h (struct tree_identifier): Constify pointer member.
6680 * c-decl.c (pushdecl, implicit_decl_warning): Constify a char *.
6681 * c-pragma.h (struct weak_syms): Constify name and value members.
6682 (add_weak): Constify arguments.
6684 * calls.c (special_function_p): Constify a char *.
6685 (expand_call): Remove variable which is initialized and then
6687 * dependence.c (struct def_use, struct induction, struct subscript):
6688 Constify 'variable' member.
6689 (get_low_bound, have_induction_variable): Constify char * argument.
6690 (find_induction_variable): Add braces to avoid dangling else.
6691 (classify_dependence): Constify char * arrays.
6692 * profile.c (output_func_start_profiler): Constify a char *.
6693 * stor-layout.c (finalize_record_size): Constify a char *.
6694 * tree.c (is_attribute_p): Constify a char *.
6695 * varasm.c (add_weak, remove_from_pending_weak_list): Constify argument.
6697 * varasm.c (make_function_rtl, make_decl_rtl): Rearrange code
6698 for comprehensibility. Do not call get_identifier if we did
6699 not change the DECL_ASSEMBLER_NAME of the decl. Use alloca to
6700 create temporary string constants, not ggc_alloc_string. No
6701 need to copy result of ASM_FORMAT_PRIVATE_NAME. Use const
6702 char * to hold IDENTIFIER_POINTERs.
6704 2000-08-29 Richard Henderson <rth@cygnus.com>
6706 * config/ia64/ia64.md (muldi3): Use grfr_register_operand
6709 2000-08-29 Richard Henderson <rth@cygnus.com>
6711 * reload.c (push_secondary_reload): Allow class == reload_class
6712 if we're using a reload_in/out pattern.
6714 * config/ia64/ia64.md (reload_inti): Use a TImode scratch. Use
6715 the half that does not conflict with the reload register.
6716 (reload_outti): Likewise.
6718 2000-08-29 Kazu Hirata <kazu@hxi.com>
6720 * reload.c: Fix formatting.
6722 * stmt.c: Fix formatting.
6724 * gcc.c: Fix formatting.
6726 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
6728 * flags.h (time_report, mem_report): New global flags.
6729 * toplev.c: Define time_report and mem_report.
6730 (f_options): Add -ftime-report and -fmem-report.
6731 (compile_file): Turn on time_report if quiet_flag is off.
6732 Call ggc_print_statistics at very end if mem_report is on.
6733 * timevar.c (TIMEVAR_ENABLE): Examine time_report, not quiet_flag.
6735 * ggc-common.c (ggc_print_statistics): Rename to
6736 ggc_print_common_statistics; all callers changed. Scale
6737 quantities above 10K to kilobytes and above 10M to megabytes.
6738 * ggc-page.c (ggc_page_print_statistics): Rename to
6739 ggc_print_statistics. Report memory consumed by internal data
6740 structures for each allocation bucket. Scale quantities above
6741 10K to kilobytes and above 10M to megabytes.
6742 * ggc-simple.c: Prototype debug_ggc_tree to avoid warning.
6743 Cast PTR_KEY(p) to unsigned long in fprintf call to avoid warning.
6744 Define tally_leaves always.
6745 (ggc_print_statistics): New function.
6746 * ggc.h: Adjust for renamed functions.
6748 Wed Aug 30 00:11:42 2000 Denis Chertykov <denisc@overta.ru>
6750 * config/avr/avr.md ("*movsf","*movsi"): Pass NULL to
6751 output_movsisf instead of which_alternative.
6753 * config/avr/avr.c (output_reload_inhi): Check for NULL ponter.
6755 Tue Aug 29 22:29:58 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
6757 * config/avr/avr-protos.h: (avr_output_ascii) Removed.
6758 (avr_progmem_p): New prototype.
6759 (output_movsisf): Prototype declaration changed.
6760 (output_movqi): New prototype.
6761 (output_movhi): New prototype.
6762 (call_insn_operand): Likewise.
6763 (final_prescan_insn): Likewise.
6764 (avr_simplify_comparision_p): Likewise.
6765 (avr_normalize_condition): Likewise.
6766 (compare_eq_p): Likewise.
6767 (out_shift_with_cnt): Likewise.
6768 (const_int_pow2_p): Likewise.
6769 (output_reload_inhi): Prototype declaration changed.
6771 * config/avr/avr.c: (debug_hard_reg_set): Prototype declared.
6772 (ldi_reg_rtx): New. rtx for r31.
6773 (avr_init_stack): Initialize as "__stack".
6774 (function_prologue): Use it.
6775 Replace all TARGET_ENHANCED with AVR_ENHANCED.
6776 (avr_mcu_name): Initialize as "avr2".
6777 (avr_enhanced_p, avr_mega_p): New variables.
6778 (mcu_types, avr_override_options): Handle all known MCU types.
6779 Also handle avr1 (only preprocess, assemble and link).
6780 (print_operand): Using of `%K' in output template removed.
6781 (out_movqi_r_mr): Optimized.
6782 (out_movhi_r_mr): Likewise.
6783 (output_movqi): New function.
6784 (output_movhi): Likewise.
6785 (out_movsi_r_mr): Optimized.
6786 (output_movsisf): Compute insn length for `adjust_insn_length'
6787 (out_movqi_mr_r): Optimized.
6788 (out_movhi_mr_r): Optimized.
6789 (adjust_insn_length): Use output_movsisf, output_movqi,
6790 output_movhi for insn length adjusting.
6791 (reg_unused_after): Use dead_or_set_p.
6792 (preferred_reload_class): Now havn't any restriction.
6793 (reg_was_0): New function.
6794 (io_address_p): Likewise.
6795 (const_int_pow2_p): Likewise.
6796 (output_reload_inhi): Likewise.
6797 (output_reload_insisf): Likewise.
6799 * config/avr/avr.h (MULTILIB_DEFAULTS): Define.
6800 (LIB_SPEC): Use -lc for all supported devices.
6801 (LIBGCC_SPEC): Use -lgcc for all supported devices.
6802 (AVR_MEGA): Define as avr_mega_p.
6803 (AVR_ENHANCED): New, define as avr_enhanced_p.
6804 (TARGET_SWITCHES): Remove -menhanced, now handled by -mmcu=...
6805 (CPP_SPEC, LINK_SPEC): Handle all known MCU types.
6806 (CRT_BINUTILS_SPECS): Handle all known MCU types.
6807 Rename gcrt1-*.o to make file names unique on 8.3 filesystems.
6808 (EXTRA_SPECS): Add CPP_AVR[1-5]_SPEC.
6809 (ASM_SPEC): Pass -mmcu=... to the assembler.
6810 Change all -DAVR_* to -D__AVR_*__.
6811 (INIT_TARGET_OPTABS), config/avr/libgcc.S:
6812 Rename library functions to start with two underscores.
6813 (ASM_OUTPUT_COMMON): Outputs `.comm VAR,VAR-SIZE,1' to avoid
6815 (ASM_WEAKEN_LABEL): Declared for __attribute__((weak)).
6816 (SUPPORTS_WEAK): Likewise.
6817 (LDI_REG_REGNO): New. Register r31 will be used as temporary
6818 register for loading constants to r0-r14.
6820 * config/avr/avr.md: Replace all TARGET_ENHANCED with
6822 (*mov_r_sp): Removed. Handled by output_movhi.
6823 (*mov_sp_r): Likewise.
6824 (*mov_sp_r_no_interrupts): Likewise
6825 (*mov_sp_r_tiny): Likewise.
6826 (*movqi): Use output_movqi.
6827 (*reload_inqi): New.
6828 (*movhi): Use output_movhi.
6829 (*reload_inhi): New.
6830 (*negsi2): Optimized.
6831 (*negsf2): Likewise.
6832 Added peepholes (define_peephole2) for loading constants to r0-r14
6833 and for using `cpse' command.
6835 * config/avr/libgcc.S: Rename library functions to start with two
6837 Add support for enhanced core.
6838 (_moqhi3): Fix typo, now _modqi3.
6839 (__divsi_raw): Use __zero_reg__ as loop counter, smaller by 1 word.
6840 (__prologue_saves__): Remove test for stack adjust by 0.
6841 (__tablejump__): New.
6843 * config/avr/t-avr: Build libgcc2 with -mcall-prologues.
6844 Add multilib support.
6846 Tue Aug 29 15:17:54 EDT 2000 John Wehle (john@feith.com)
6848 * loop.c (prescan_loop): Don't check unknown_address_altered
6849 when deciding if insert_loop_mem is safe. Add BLKmode MEMs
6850 to loop_store_mems as necessary.
6851 (loop_invariant_p): Don't check unknown_address_altered
6852 or unknown_constant_address_altered.
6854 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
6856 * vax.md (sltu, sgeu): Delete sltu and sgeu insn patterns.
6858 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
6860 * cpperror.c (print_file_and_line): If line is (unsigned int)-1,
6861 print just the filename.
6862 * cpplex.c (_cpp_run_directive): Add additional argument, the
6863 name to give the synthetic buffer. This defaults to
6864 translated "<command line>".
6865 * cpplib.c (cpp_define, cpp_undef, cpp_assert, cpp_unassert):
6867 (_cpp_define_builtin): New function.
6868 * cppinit.c (initialize_builtins): Use _cpp_define_builtin.
6869 * cpphash.h: Update prototypes.
6871 * tradcpp.c (main): Process -D and -U simultaneously, in the
6872 order they appeared on the command line.
6874 2000-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6876 * c-decl.c (define_label): Call warning_with_file_and_line and
6877 error_with_file_and_line instead of plain warning or error.
6879 * c-parse.in (label): Use save_filename/save_lineno to ensure
6880 correct values for calls to define_label.
6882 2000-08-29 Mark Mitchell <mark@codesourcery.com>
6884 * calls.c (expand_call): Don't create a VAR_DECL just to throw it
6886 * expr.c (expand_expr, case TARGET_EXPR): Don't call
6888 * tree.h (get_file_function_name): Remove two duplicate
6891 2000-08-28 Kazu Hirata <kazu@hxi.com>
6893 * tree.c: Fix formatting.
6895 * xcoffout.c: Fix formatting.
6897 2000-08-28 Jason Merrill <jason@redhat.com>
6899 * dwarf2out.c (attr_checksum): Also ignore DW_AT_producer.
6901 2000-08-28 Daniel Berlin <dberlin@redhat.com>
6903 * dwarf2out.c (dwarf2out_finish): Don't bother calling
6904 break_out_includes if it won't do anything.
6906 2000-08-28 Richard Henderson <rth@cygnus.com>
6908 * reload.c (push_secondary_reload): Revert 2000-08-16 change.
6909 (find_reloads): Likewise.
6910 * config/alpha/alpha.md (reload_inqi): Revert 2000-08-11 change.
6911 (reload_inhi): Likewise.
6913 2000-08-28 Richard Henderson <rth@cygnus.com>
6915 * config/i386/i386.c: Don't error on EXTRA_CONSTRAINT defined.
6916 (call_insn_operand): Don't expect a surrounding mem.
6917 (constant_call_address_operand): Likewise.
6918 * config/i386/i386.h (PREDICATE_CODES): Update.
6919 * config/i386/i386.md (call patterns): Move the match_operand
6920 for the call destination inside the mem.
6922 2000-08-28 Richard Henderson <rth@cygnus.com>
6924 * local-alloc.c (requires_inout): Don't use reserved range for
6925 EXTRA_CONSTRAINTS; use anything not matched by REG_CLASS_FROM_LETTER.
6926 * recog.c (asm_operand_ok): Likewise.
6927 (preprocess_constraints, constrain_operands): Likewise.
6928 * regclass.c (record_reg_classes): Likewise.
6929 * reload.c (find_reloads): Likewise.
6930 * reload1.c (maybe_fix_stack_asms): Likewise.
6931 (reload_cse_simplify_operands): Likewise.
6932 * stmt.c (expand_asm_operands): Likewise.
6934 * md.texi: Update constraints documentation.
6935 * tm.texi (EXTRA_CONSTRAINT): Update.
6937 2000-08-28 Daniel Berlin <dberlin@redhat.com>
6939 * dwarf2out.c (DIE_LABEL_PREFIX): Remove leading "__".
6940 (print_die): If we don't know the offset of the
6941 target die, try the symbol. Add a trailing newline.
6942 (reverse_all_dies): New fn.
6943 (dwarf2out_finish): Call it.
6944 (break_out_includes): Reorganize for clarity.
6945 (add_sibling_attributes): Don't call reverse_die_lists.
6946 (output_comp_unit): Rename from output_comdat_comp_unit. Use for
6948 * flags.h: Add flag_eliminate_dwarf2_dups.
6949 * toplev.c (f_options): Support -feliminate-dwarf2-dups.
6951 2000-08-28 Jason Merrill <jason@redhat.com>
6953 * dwarf2.h (DW_TAG_GNU_BINCL, DW_TAG_GNU_EINCL): New tags.
6954 * dwarf2out.c: #include "md5.h".
6955 (DIE_LABEL_PREFIX): New macro.
6956 (dw_val_struct): Add 'external' flag to val_die_ref.
6957 (add_AT_die_ref, AT_ref): Adjust.
6958 (AT_ref_external, set_AT_ref_external): New fns.
6959 (build_abbrev_table): Call set_AT_ref_external.
6960 (value_format): Call AT_ref_external.
6961 (die_struct): Add die_symbol field.
6962 (new_die): Clear it.
6963 (dwarf_tag_name): Handle BINCL/EINCL.
6964 (dwarf2out_start_source_file): Add BINCL DIE.
6965 (dwarf2out_end_source_file): Add EINCL DIE.
6966 (push_new_compile_unit, pop_compile_unit, clear_die_sizes): New fns.
6967 (loc_checksum, attr_checksum, die_checksum): New fns.
6968 (is_type_die, is_comdat_die, is_symbol_die): New fns.
6969 (compute_section_prefix, assign_symbol_names): New fns.
6970 (gen_internal_sym, output_die_symbol, output_symbolic_ref): New fns.
6971 (output_die): Call output_die_symbol and AT_ref_external.
6972 (output_comdat_comp_unit): New fn, split out from...
6973 (dwarf2out_finish): ...here. Also call add_sibling_attributes for
6975 (output_pubnames, output_aranges): Abort if we see entries from
6977 * toplev.h: Declare file_name_nondirectory.
6978 * toplev.c (file_name_nondirectory): New fn, moved from C++ frontend.
6979 (rest_of_type_compilation): Call dwarf2out_decl if at toplevel.
6980 (debug_start_source_file): Call dwarf2out_start_source_file
6981 regardless of debug verbosity.
6982 (debug_end_source_file): Similarly.
6983 * tree.h: Declare clean_symbol_name.
6984 * tree.c (clean_symbol_name): Split out from...
6985 (get_file_function_name_long): ...here.
6987 * dwarf2out.c (new_loc_descr): Use calloc.
6988 (splice_child_die): Remove the die from the right parent.
6989 (gen_struct_or_union_die): Don't add AT_name to a specification DIE.
6991 Mon Aug 28 19:02:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6993 * toplev.c (decode_g_option): Don't give warning for unknown -g
6994 option; return 0 instead.
6995 (main): If -g option is not recognized by front end or
6996 language-independent code, give warning.
6998 2000-08-28 Greg McGary <greg@mcgary.org>
7000 * config/i386/i386-protos.h (ix86_expand_compare): Add extern decl.
7001 * config/i386/i386.c (ix86_expand_compare): Remove `static'.
7002 * config/i386/i386.md (trap, conditional_trap): New insn & expand.
7004 2000-08-27 Greg McGary <greg@mcgary.org>
7006 * cpplex.c (parse_string): Don't look for backslash
7007 before first char in `namebuf'.
7008 * loop.c (strength_reduce): Skip NOTEs.
7010 2000-08-27 Jason Merrill <jason@redhat.com>
7012 * c-decl.c (duplicate_decls): Don't set TREE_STATIC or clear
7013 DECL_EXTERNAL on a local extern. Don't set DECL_IGNORED_P or
7014 TREE_ASM_WRITTEN, either.
7015 (finish_decl): Adjust.
7017 2000-08-28 Philipp Thomas <pthomas@suse.de>
7019 * ABOUT-GCC-NLS: Remove gettext patches from Paul Eggert as
7020 they have been incorporated into the gettext CVS. Change the text to
7021 reflect the current status of NLS. Add instructions for accessing
7022 the gettext CVS and add the patch from Martin v. Loewis.
7024 2000-08-27 Geoff Keating <geoffk@cygnus.com>
7026 * config/rs6000/rs6000.md (movdi_internal64+5): Make SUBREG-safe
7027 by using gen_lowpart_common.
7028 (movdi_internal64+6): Likewise.
7030 2000-08-26 Alexandre Oliva <aoliva@redhat.com>
7032 * tm.texi (FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION):
7035 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Remap register
7036 numbers to the ranges used by GDB.
7038 2000-08-25 Richard Henderson <rth@cygnus.com>
7040 * config/ia64/ia64.h (struct machine_function): Add n_varargs.
7041 * config/ia64/ia64.c (ia64_compute_frame_size): Use it.
7042 (ia64_expand_prologue): Likewise.
7043 (ia64_setup_incoming_varargs): Set it. Properly skip the current
7044 argument for stdargs.
7046 2000-08-25 Jason Merrill <jason@redhat.com>
7048 * integrate.c (expand_inline_function): Pull out the original decl.
7050 2000-08-25 Jim Wilson <wilson@cygnus.com>
7052 * cse.c (cse_insn): Don't pass label subtraction to force_const_mem.
7054 * function.c (gen_mem_addressof): Clear MEM_ALIAS_SET if no decl.
7056 2000-08-25 Greg McGary <greg@mcgary.org>
7058 * flow.c (dump_edge_info): Use ARRAY_SIZE.
7059 * config/alpha/alpha.c (alpha_expand_block_move): Likewise.
7061 2000-08-25 Richard Earnshaw <rearnsha@arm.com>
7063 * arm.h (STRUCT_VALUE): Define to 0, not NULL.
7065 Fri Aug 25 12:52:49 EDT 2000 John Wehle (john@feith.com)
7067 * i386.c (ix86_find_base_term): New.
7068 * i386-protos.h (ix86_find_base_term): Prototype.
7069 * i386.h (FIND_BASE_TERM): Define.
7070 * alias.c (find_base_term): Use it.
7071 * tm.texi (FIND_BASE_TERM): Document it.
7073 * alias.c (true_dependence, write_dependence_p): Unchanging
7074 memory can't conflict with non-unchanging memory.
7076 * alias.c (memrefs_conflict_p): A BLKmode reference
7077 to a symbol (or CONST_INT address) always conflicts
7078 with a reference to another symbol.
7080 2000-08-25 Joseph S. Myers <jsm28@cam.ac.uk>
7082 * c-common.c (time_char_table): Don't allow width and flags with
7085 2000-08-25 Jakub Jelinek <jakub@redhat.com>
7087 * config/i386/i386.c (ix86_expand_branch): Treat GE and GEU the same
7088 way as LT and LTU when the second operand has 0 in low word.
7090 2000-08-26 Michael Hayes <mhayes@cygnus.com>
7092 * basic-block.h (struct loop): Rename `exits' field to
7093 `exit_edges'. Add `entry_edges' and `num_entries' fields.
7095 * flow.c (flow_loop_exit_edges_find): Rename from flow_loop_exits_find.
7096 (flow_loop_entry_edges_find): Add.
7097 (flow_edge_list_print): Rename from flow_exits_print.
7098 (flow_loops_find): Call flow_loop_entry_edges_find.
7099 (flow_loop_dump): Dump entry_edges list.
7100 (flow_loops_free): Free entry_edges.
7102 2000-08-26 Michael Hayes <mhayes@cygnus.com>
7104 * loop.c (loop_dump_aux, debug_loop): New functions.
7105 (LOOP_BLOCK_NUM_1, LOOP_BLOCK_NUM, LOOP_INSN_UID): New macros.
7107 * flow.c (flow_loops_dump): Add callback parameter.
7108 (flow_loop_dump): Add callback parameter and call it. Move
7109 loop note debugging code to loop_dump_aux.
7111 * basic-block.h (flow_loop_dump): Add callback parameter
7112 (flow_loops_dump): Likewise.
7114 * toplev.c (rest_of_compilation): Add NULL callback function pointer
7115 to call to flow_loops_dump.
7117 2000-08-26 Michael Hayes <mhayes@cygnus.com>
7119 * loop.c (count_loop_regs_set): Replace start and end arguments
7120 with loop argument. All callers udated.
7122 2000-08-26 Michael Hayes <mhayes@cygnus.com>
7124 * loop.c (constant_high_bytes): Delete.
7126 2000-08-26 Michael Hayes <mhayes@cygnus.com>
7128 * loop.c (prescan_loop): Move checks for NOTE_INSN_LOOP_CONT
7129 and NOTE_INSN_LOOP_VTOP to...
7130 (find_and_verify_loops) ...here.
7132 Fri Aug 25 04:21:13 2000 Alexandre Oliva <aoliva@redhat.com>
7134 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Define default.
7135 (fini_dummy, init_dummy): Use it.
7137 Fri 25-Aug-2000 08:03:27 BST Neil Booth <NeilB@earthling.net>
7139 * cpplex.c (is_macro_disabled): Caller has already checked
7140 that we're not a preprocessed file.
7142 2000-08-24 Mark Mitchell <mark@codesourcery.com>
7144 * Makefile.in (C_AND_OBJC_OBJS): Remove c-iterate.o.
7145 (c-iterate.o): Remove target.
7146 * gcc/c-common.h (enum rid): Remove RID_ITERATOR.
7147 * gcc/c-decl.c (init_decl_processing): Remove call to init_iterators.
7148 (finish_decl): Don't handle iterators.
7149 (grokdeclarator): Likewise.
7150 * gcc/c-parse.gperf: Remove __iterator and __iterator__ keywords.
7151 * gcc/c-gperf.h: Regenerated.
7152 * gcc/c-iterate.c: Removed.
7153 * gcc/c-lex.c (init_lex): Don't handle iterators.
7154 * gcc/c-parse.in (primary): Remove pop_iterator_stack call.
7155 (compstmt_primary_start): Remove push_iterator_stack call.
7156 (stmt): Don't allow iterator statements. Replace iterator_expand
7157 with expand_expr_stmt.
7158 (all_iter_stmt): Remove.
7159 (all_iter_stmt_simple): Likewise.
7160 (all_iter_stmt_with_decl): Likewise.
7161 * gcc/c-tree.h (ITERATOR_P): Remove.
7162 (ITERATOR_BOUND_P): Likewise.
7163 (init_iterators): Remove declaration.
7164 (iterator_expand): Likewise.
7165 (iterator_for_loop_start): Likewise.
7166 (iterator_for_loop_end): Likewise.
7167 (iterator_for_loop_record): Likewise.
7168 (push_iterator_stack): Likewise.
7169 (pop_iterator_stack): Likewise.
7170 * gcc/c-typeck.c (decl_constant_value): Don't check ITERATOR_P.
7171 (readonly_warning): Likewise.
7172 * gcc/tree.h (ITERATOR_BOUND_P): Don't mention it.
7174 2000-08-24 Jim Wilson <wilson@cygnus.com>
7176 * c-common.c (decl_attributes, case A_ALIGN): Revert last change.
7177 Copy type in a TYPE_DECL, just like pushdecl does.
7179 2000-08-24 Richard Henderson <rth@cygnus.com>
7181 * toplev.c (main): Enable flag_reorder_blocks at -O2.
7183 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
7185 * ggc-page.c (alloc_page): If HAVE_MMAP_ANYWHERE and we're
7186 asked for one page, allocate GGC_QUIRE_SIZE of them and put
7187 the extras on the free list.
7188 (release_pages): Clean up.
7189 (ggc_set_mark): Don't adjust G.allocated here...
7190 (sweep_pages): ... do it here.
7192 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
7194 * cppfiles.c (read_include_file): Rearrange initializations.
7196 2000-08-24 Richard Henderson <rth@cygnus.com>
7198 * stmt.c (expand_asm_operands): Treat EXTRA_CONSTRAINT like g or X.
7200 * config/ia64/ia64-protos.h: Update.
7201 * config/ia64/ia64.c (gr_register_operand): New.
7202 (fr_register_operand, grfr_register_operand): New.
7203 (gr_nonimmediate_operand, grfr_nonimmediate_operand): New.
7204 (grfr_reg_or_8bit_operand): New.
7205 (gr_reg_or_0_operand): Rename from reg_or_0_operand and
7206 use gr_register_operand.
7207 (gr_reg_or_5bit_operand, gr_reg_or_6bit_operand): Likewise.
7208 (gr_reg_or_8bit_operand, gr_reg_or_8bit_adjusted_operand): Likewise.
7209 (gr_reg_or_8bit_and_adjusted_operand): Likewise.
7210 (gr_reg_or_14bit_operand, gr_reg_or_22bit_operand): Likewise.
7211 (fr_reg_or_fp01_operand): Likewise.
7212 (not_postinc_memory_operand): New.
7213 (ia64_split_timode): Remove unused variables.
7214 (rtx_needs_barrier): Check arguments to cmpxchg.
7215 (builtin_description): Remove.
7216 (bdesc_2argsi, bdesc_2argdi): Remove.
7217 (ia64_init_builtins): Declare all builtins directly.
7218 (ia64_expand_fetch_and_op): Rewrite to be called from
7219 ia64_expand_builtin directly. Use expand_binop and co.
7220 (ia64_expand_op_and_fetch): Likewise.
7221 (ia64_expand_compare_and_swap): Likewise.
7222 (ia64_expand_binop_builtin): Remove.
7223 (ia64_expand_lock_test_and_set): New.
7224 (ia64_expand_lock_release): New.
7225 (ia64_expand_builtin): Use them.
7226 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_S): New.
7227 (EXTRA_CONSTRAINT): Use it.
7228 (PREDICATE_CODES): Update.
7229 * config/ia64/ia64.md (*): Use gr_register_operand and co.
7230 (mf): Indicate that we set memory as well as use it.
7231 (fetchadd_acq_si): Show memory being modified as well.
7232 (fetchadd_acq_di, cmpxchg_acq_si, cmpxchg_acq_di): Likewise.
7233 (val_compare_and_swap_si, val_compare_and_swap_di): Remove.
7234 (lock_test_and_set_si, lock_test_and_set_di): Remove.
7235 (fetch_and_add_si, fetch_and_sub_si, fetch_and_or_si): Remove.
7236 (fetch_and_and_si, fetch_and_xor_si, fetch_and_nand_si): Remove.
7237 (fetch_and_add_di, fetch_and_sub_di, fetch_and_or_di): Remove.
7238 (fetch_and_and_di, fetch_and_xor_di, fetch_and_nand_di): Remove.
7239 (add_and_fetch_di, sub_and_fetch_di, or_and_fetch_di): Remove.
7240 (and_and_fetch_di, xor_and_fetch_di, nand_and_fetch_di): Remove.
7241 (add_and_fetch_si, sub_and_fetch_si, or_and_fetch_si): Remove.
7242 (and_and_fetch_si, xor_and_fetch_si, nand_and_fetch_si): Remove.
7243 * config/ia64/ia64intrin.h (*): Cast result to the appropriate
7244 return type. Pretty print definitions.
7246 2000-08-24 Jim Wilson <wilson@cygnus.com>
7248 * config/ia64/ia64.md (movdi): Don't call gen_movdi_symbolic if
7249 we have a SYMBOL_REF with SYMBOL_REF_FLAG set.
7251 2000-08-24 Jason Merrill <jason@redhat.com>
7253 * dwarf2out.c (AT_flag, AT_int, AT_unsigned, AT_string, AT_ref,
7254 AT_loc, AT_addr, AT_lbl): Abort on unsuitable input.
7255 (get_AT_low_pc, get_AT_hi_pc, get_AT_string, get_AT_flag,
7256 get_AT_unsigned, get_AT_ref): Don't call them if get_AT fails.
7258 2000-08-24 Greg McGary <greg@mcgary.org>
7260 * optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab,
7261 and extendtab within their proper array boundaries.
7262 * emit-rtl.c (init_emit_once): Pass `const_tiny_rtx' with bounds
7263 for the entire array.
7265 * config/arm/arm.c (arm_override_options): Use ARRAY_SIZE.
7266 * config/alpha/alpha.c (alpha_lookup_xfloating_lib_func): Likewise.
7267 * config/avr/avr.c (order_regs_for_local_alloc): Likewise.
7268 * config/fr30/fr30.c (fr30_print_operand): Likewise.
7269 * config/i386/dgux.c (output_options): Likewise.
7270 * config/i386/dgux.h (ASM_FILE_START): Likewise.
7271 * config/m88k/m88k.c (output_options): Likewise.
7272 * config/m88k/m88k.h (ASM_FILE_START): Likewise.
7273 * config/mcore/mcore.c (mcore_output_inline_const_forced,
7274 layout_mcore_frame, handle_structs_in_regs): Likewise.
7275 * config/mips/mips.c (output_block_move): Likewise.
7276 * config/rs6000/rs6000.c (rs6000_override_options,
7277 rs6000_file_start): Likewise.
7278 * config/sparc/sparc.c (sparc_add_gc_roots): Likewise.
7279 * fixinc/fixfixes.c (FIX_TABLE_CT): Likewise.
7280 * fixinc/fixtests.c (TEST_TABLE_CT): Likewise.
7281 * builtins.c (expand_builtin_setjmp): Likewise.
7282 * expr.c (safe_from_p): Likewise.
7283 * flow.c (life_analysis): Likewise.
7284 * fold-const.c (size_int_type_wide): Likewise.
7285 * gcc.c (translate_options, init_spec, set_spec, main): Likewise.
7286 * genattrtab.c (make_length_attrs): Likewise.
7287 * genopinit.c (gen_insn): Likewise.
7288 * genrecog.c (NUM_KNOWN_PREDS, NUM_SPECIAL_MODE_PREDS): Likewise.
7289 * global.c (global_alloc): Likewise.
7290 * local-alloc.c (find_free_reg): Likewise.
7291 * mips-tdump.c (print_symbol): Likewise.
7292 * mips-tfile.c (parse_def, parse_input): Likewise.
7293 * reload1.c (NUM_ELIMINABLE_REGS): Likewise.
7294 * stmt.c (expand_nl_goto_receiver): Likewise.
7295 * stor-layout.c (set_sizetype): Likewise.
7296 * varasm.c (decode_reg_name): Likewise.
7297 * toplev.c (decode_f_option, decode_W_option,
7298 set_target_switch, print_switch_values): Likewise.
7299 (NUM_ELEM): Remove macro.
7300 (display_help, main): s/NUM_ELEM/ARRAY_SIZE/
7302 2000-08-24 Greg McGary <greg@mcgary.org>
7304 * tree.h (enum tree_index): New member `TI_MAIN_IDENTIFIER'.
7305 (MAIN_NAME_P, main_identifier_node): New macros.
7306 * c-common.c (c_common_nodes_and_builtins): Init main_identifier_node.
7307 * c-decl.c (start_decl, grokdeclarator, start_function,
7308 store_parm_decls, finish_function): Use MAIN_NAME_P.
7309 * config/avr/avr.c (function_prologue, function_epilogue): Likewise.
7310 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
7311 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
7312 * config/pdp11/pdp11.c (output_function_prologue): Likewise.
7314 2000-08-24 Greg McGary <greg@mcgary.org>
7316 * cppfiles.c (actual_directory): Don't write beyond `dir'
7317 when it contains "".
7318 * real.c (asctoeg): Stay within bounds of etens[][].
7320 2000-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7322 * dependence.c (dependence_string, direction_string,
7323 dump_one_node, dump_node_dependence): Hide unused identifiers.
7324 (get_low_bound, normalize_coefficients): Match definition to
7326 (get_one_coefficient): Initialize variables `value0_is_idx' and
7328 (ziv_test, gcd_test): Mark parameters with ATTRIBUTE_UNUSED.
7329 (ziv_test): Delete variable `idx', use parameter `sub' instead.
7330 (direction_merge): Avoid automatic aggregate initialization.
7331 (have_dependence_p): Use `src' not `dest' to set `src_idx'.
7332 Initialize variables `dest_idx' and `src_idx'.
7333 (end_dependence_analysis): Avoid C89 style function definition.
7335 2000-08-24 Joseph S. Myers <jsm28@cam.ac.uk>
7337 * c-common.c (time_char_table): Don't allow width with %F.
7338 (check_format_info): Don't allow "Z" length with scanf.
7340 2000-08-24 Gabriel Dos Reis <gdr@codesourcery.com>
7342 * diagnostic.c (finish_diagnostic): Define.
7343 (output_do_printf): Use wrap_text instead of output_add_string.
7344 (default_print_error_function): Avoid embedded '\n'.
7346 * diagnostic.h (flush_diagnostic_buffer): Declare.
7348 2000-08-23 Alexandre Oliva <aoliva@redhat.com>
7350 * dependence.c: Replace `[][]' with `[][MAX_SUBSCRIPTS]'.
7352 2000-08-23 Hans-Peter Nilsson <hp@axis.com>
7354 * Makefile.in (GCC_PASSES): Add specs.
7356 2000-08-23 Jim Wilson <wilson@cygnus.com>
7358 * frame.h (IA64_UNW_EHANDLER, IA64_UNW_UHANDLER): New.
7359 * config/ia64/frame-ia64.c (__get_personality): Return zero if neither
7360 EHANDLER nor UHANDLER bit is set.
7361 (__get_except_table): Likewise.
7363 2000-08-23 Nick Clifton <nickc@redhat.com>
7365 * config/arm/lib1funcs.asm: Replace upper case condition codes
7366 with lower case versions.
7368 * config/arm/arm.h (STRUCT_VALUE): Define.
7369 (STRUCT_VALUE_REGNUM): Delete.
7371 2000-08-23 Zack Weinberg <zack@wolery.cumb.org>
7373 * cpphash.h (IN_I): New flag for directive table.
7374 * cpplib.c (DIRECTIVE_TABLE): Mark #define, #undef, #ident, and
7376 (_cpp_check_directive): If -fpreprocessed, execute directives
7377 marked with IN_I. Issue no warnings in this case.
7378 * cpplex.c (_cpp_get_token): Expand no macros if -fpreprocessed.
7380 2000-08-23 Joseph S. Myers <jsm28@cam.ac.uk>
7382 * c-common.c (print_char_table): Allow 'I' flag with %d, %i and
7384 (check_format_info): Support printf 'I' flag; warn about it with
7387 2000-08-23 Richard Earnshaw (rearnsha@arm.com)
7389 * arm.c (arm_expand_prologue): Ensure that the stack-adjustment
7390 barrier can't be ignored by the alias analysis code.
7392 2000-08-12 Eli Zaretskii <eliz@is.elta.co.il>
7394 * fixinc/inclhack.def (sysv68_string): Fix the Sed script so it
7395 works inside fixincl.
7397 Wed Aug 23 04:55:48 2000 Alexandre Oliva <aoliva@redhat.com>
7399 * simplify-rtx.c (simplify_rtx): Don't pass VOIDmode to
7400 simplify_relational_operation() unless both operands are of
7402 * cse.c (fold_rtx): Likewise.
7404 Tue Aug 22 23:53:27 EDT 2000 John Wehle (john@feith.com)
7406 * rtlanal.c (rtx_unstable_p): The pic register is stable
7407 (within one function) and the actual rtx should be used
7408 when checking the registers.
7409 (rtx_addr_can_trap_p): Pic memory addresses can't trap.
7411 * alias.c (true_dependence, write_dependence_p): Fix
7412 bug in previous patch.
7414 * i386.c (ix86_GOT_alias_set): New.
7415 (legitimize_pic_address): Use it.
7417 * rtlanal.c (rtx_unstable_p): An unchanging MEM is
7418 only stable if its address is stable.
7419 (rtx_varies_p): An unchanging MEM can't vary if
7420 its address doesn't vary.
7422 2000-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7424 * c-parse.in (unop +): Restrict -Wtraditional warnings to user code.
7426 2000-08-22 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7428 * vax.h (ASM_SPEC): Pass `-J' to assembler.
7429 * x-vax-gcc: New file for bootstrapping with gcc.
7430 * x-vax: Use X_CFLAGS rather than X_CPPFLAGS to pass `-J'.
7431 * configure.in: Use x-vax-gcc with gcc.
7432 * configure: Rebuilt.
7434 Tue Aug 22 21:21:05 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
7436 * toplev.c (rest_of_compilation): Rebuild label notes after
7437 post-reload splitting pass if new labels have been created.
7439 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
7441 * diagnostic.h (output_buffer_state): New macro.
7442 * diagnostic.c (diagnostic_for_decl, sorry,
7443 default_print_error_function, output_do_verbatim,
7444 report_diagnostic, report_problematic_module): Use it.
7446 (output_format): Use wrap_text instead of maybe_wrap_text.
7448 2000-08-22 Nick Clifton <nickc@redhat.com>
7450 * config/arm/lib1funcs.asm (ARM_DIV_MOD_BODY): New macro.
7451 Common code for ARM divide and modulus functions.
7452 (THUMB_DIV_MOD_BODY): New macro. Thumb equivalent of
7454 (FUNC_END): New macro: Common code at the end of the division and
7456 (THUMB_FUNCTION_START): New macro: Common code at the start of
7458 (__divsi3, __udivsi3, __modsi3, __umodsi3): Use new macros.
7460 Tue Aug 22 20:34:52 2000 Kaz Kojima <kkojima@rr.iij4u.or.jp>
7462 * config/sh/sh.md (cmpeqdi_t splitter): Fix a reverse testing.
7464 * config/sh/sh.c (prepare_scc_operands): Apply force_reg to
7465 sh_compare_op1 when the mode is DImode and sh_compare_op1 isn't
7468 2000-08-22 Nick Clifton <nickc@redhat.com>
7470 * config/arm/lib1funcs.asm (__umodsi3): Before performing any
7471 restorative additions, test for bottom bits of IP being set,
7472 rather than relying upon the RORs not matching.
7475 2000-08-22 David Edelsohn <edelsohn@gnu.org>
7477 * aix.h (ASM_DECLARE_FUNCTION_NAME): Call named_section() or
7478 text_section() as appropriate instead of emitting text csect
7480 (TEXT_SECTION_ASM_OP): Only require default 32-bit alignment.
7481 (UNIQUE_SECTION): Define macro.
7482 (ASM_OUTPUT_SECTION_NAME): Define macro.
7483 * rs6000.c (rs6000_override_options): Disable -ffunction-sections
7484 on AIX if debugging and -fdata-sections always.
7486 2000-08-22 Steven King <sxking@uswest.net>
7488 * config/float-i386.h (LDBL_EPSILON): Remove __convert_long_double
7490 (LDBL_MAX): Same here.
7492 2000-08-22 Richard Henderson <rth@cygnus.com>
7494 * flow.c (tidy_fallthru_edge): Update b->end properly.
7496 2000-08-22 Stan Cox <scox@redhat.com>
7498 * Makefile.in (OBJS): Add dependence.o.
7499 * dependence.c: New file.
7501 2000-08-22 Alexandre Oliva <aoliva@redhat.com>, John David Anglin <dave.anglin@nrc.ca>
7503 * calls.c (check_sibcall_argument_overlap_1): Adjust for
7505 (check_sibcall_argument_overlap): Likewise.
7507 2000-08-22 Alexandre Oliva <aoliva@redhat.com>
7509 * invoke.texi (SH Options): Document -m4-nofpu,
7510 -m4-single-only, -m4-single, -m4, -mbigtable, -mfmovd,
7511 -mhitachi, -mnomacsave, -misize, -mpadstruct, -mspace.
7513 2000-08-22 Joseph S. Myers <jsm28@cam.ac.uk>
7515 * c-common.c (check_format_info): Give the 'some locales' warning
7516 for strftime %Ey rather than the unconditional 'only last 2 digits
7519 2000-08-22 Richard Henderson <rth@cygnus.com>
7521 * alias.c (init_alias_analysis): Do not register
7522 struct_value_incoming_rtx or static_chain_rtx as pointing
7525 Tue Aug 22 01:44:43 2000 Jeffrey A Law (law@cygnus.com)
7527 * protoize.c (munge_compile_params): Fix typo and formatting buglets.
7529 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
7531 * diagnostic.h (report_problematic_module): Declare.
7532 * diagnostic.c (report_problematic_module): New function.
7533 (report_error_function): Tweak.
7535 Tue Aug 22 02:31:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7537 * stmt.c (expand_goto_internal, fixup_gotos): Only check
7538 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
7540 2000-08-21 Richard Henderson <rth@cygnus.com>
7542 * flow.c (calculate_global_regs_live): Mark frame pointer live
7543 everywhere before reload.
7545 2000-08-21 Jim Wilson <wilson@cygnus.com>
7547 * real.c (ereal_from_int, ereal_from_uint, significand_size): Handle
7548 INTEL_EXTENDED_IEEE_FORMAT.
7549 (toe64): Delete INTEL_EXTENDED_IEEE_FORMAT support. Unconditionally
7550 clear last two bytes of output FP value.
7552 2000-08-21 Graham Stott <grahams@cygnus.co.uk>
7554 * config/ia64/ia64.h (REDO_SECTION_INFO_P): Change decl to DECL.
7556 2000-08-21 Jakub Jelinek <jakub@redhat.com>
7558 * unroll.c (loop_find_equiv_value): If ret is modified between
7559 insn and loop_start, ret might not be equivalent to reg.
7561 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
7563 * c-common.c (init_dollar_format_checking,
7564 maybe_read_dollar_number, finish_dollar_format_checking): New
7566 (dollar_arguments_used, dollar_arguments_count,
7567 dollar_first_arg_num, dollar_max_arg_used, dollar_format_warned):
7569 (check_format_info): Support $ formats for scanf and printf width
7570 and precision. Always increment format_chars to advance past the
7571 '*' of precision, not just when the format parameters are
7574 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7576 * mips.c (block_move_loop, expand_block_move,
7577 function_arg_partial_nregs, save_restore_insns, function_prologue,
7578 mips_expand_prologue, RA_MASK): Avoid using the `U' integer
7580 (function_arg_advance, function_arg): Match argument to format
7583 2000-08-21 Nix <nix@esperi.demon.co.uk>
7585 * gcc.c (do_spec_1): Implement %j spec flag.
7586 Remove dead comment.
7588 * gcc.texi (The Configuration File): Document HOST_BIT_BUCKET.
7589 * system.h (HOST_BIT_BUCKET): Default to "/dev/null".
7590 * config/i386/xm-dos.h (HOST_BIT_BUCKET): Define as "NUL".
7591 * config/i386/xm-os2.h, config/winnt/winnt.h: Likewise.
7593 * protoize.c (munge_compile_params): Use HOST_BIT_BUCKET (if
7594 writable) instead of hardcoded value.
7596 * toplev.c (compile_file): Output to a file even if -fsyntax-only.
7598 * gcc.c, config/i386/xm-dos.h, config/i386/xm-os2.h: Kill
7601 * gcc.c (cc1_options): Do not process -o or run the assembler if
7603 * objc/lang-spec.h: Likewise.
7605 2000-08-21 Eli Zaretskii <eliz@is.elta.co.il>
7607 * fixinc/fixincl.c (fix_with_system): Pipe the output of
7608 "external" fixes through `cat', to avoid truncating the input
7609 file by redirection.
7611 2000-08-21 Jakub Jelinek <jakub@redhat.com>
7613 * config/i386/i386.md (lea_general_1): Copy insn condition to split
7615 (lea_general_2, lea_general_3): Likewise.
7617 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7619 * c-decl.c (duplicate_decls, define_label): Restrict -Wtraditional
7620 warnings to user code.
7622 * c-lex.c (readescape, yylex): Likewise.
7624 * c-typeck.c (store_init_value, process_init_element): Likewise
7625 (c_expand_start_case): Format.
7627 2000-08-18 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
7629 * mips/linux.h (LINK_SPEC): Use %(endian_spec).
7631 * mips/mips.h: Change LINKER_ENDIAN_SPEC to ENDIAN_SPEC
7632 and linker_endian_spec to endian_spec.
7633 (ENDIAN_SPEC): Add %{EB} and %{EL}.
7634 (LINK_SPEC): Remove %{EB} and %{EL}.
7635 (ASM_SPEC): Likewise. Use %(endian_spec).
7637 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
7639 * c-tree.h (flag_hosted): Move declaration from here...
7640 * c-common.h (flag_hosted): ... to here.
7641 (flag_noniso_default_format_attributes): New declaration.
7642 * c-decl.c (flag_noniso_default_format_attributes): New variable.
7643 (c_decode_option): Set it appropriately for options choosing
7644 language standard variant.
7645 * c-common.c (init_function_format_info): Only provide default
7646 format attributes if flag_hosted. Only provide the gettext
7647 formats if flag_noniso_default_format_attributes. Update
7649 (check_format_info): Disable treatment of %a as a scanf flag in
7652 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
7654 * c-common.c (scan_char_table): Add 'w' to flags for all formats
7656 (check_format_info): Set 'wide' for scanf format widths. Warn for
7657 a zero scanf width. Make the check for writing into a constant
7658 object at the first level of indirection; at later levels, warn if
7659 any type qualifiers are encountered.
7661 Mon Aug 21 07:41:12 2000 Jeffrey A Law (law@cygnus.com)
7663 * reload.c (reload_inner_reg_of_subreg): New function broken out of
7665 (push_reload): Use reload_inner_reg_of_subreg.
7666 (combine_reloads): Do not combine reloads if the input reload
7667 is a SUBREG in which the inner part will need reloading.
7669 * global.c (global_alloc): Avoid passing dumpfile argument to
7671 * toplev.c (rest_of_compilation): Likewise.
7672 * reload.h (reload): Remove dumpfile argument. Callers changed.
7673 (debug_reload, debug_reload_to_stream): Move prototypes here.
7674 * rtl.h (reload): Remove dumpfile argument.
7675 * reload.c (debug_reload): Remove prototype.
7676 (debug_reload_to_stream): Likewise.
7677 * reload1.c: Avoid passing dumpfile around, rely on rtl_dump_file
7680 2000-08-21 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7682 * diagnostic.c (context_as_prefix): Export.
7683 (need_error_newline): Remove.
7684 (lang_diagnostic_starter, lang_diagnostic_finalizer): New objects.
7685 (error_module_changed, record_last_error_module,
7686 error_function_changed, record_last_error_function): New functions.
7687 (initialize_diagnostics): Default intialize
7688 lang_diagnostic_starter, lang_diagnostic_finalizer.
7689 (init_output_buffer): Tweak.
7690 (file_name_as_prefix): New function.
7691 (announce_function, default_print_error_function,
7692 report_error_function, set_diagnostic_context): Tweak.
7694 2000-08-21 Richard Earnshaw <rearnsha@arm.com>
7696 * flow.c (init_propagate_block_info): Handle SUBREG in a jump
7697 condition expression.
7699 2000-08-20 Richard Henderson <rth@cygnus.com>
7701 * flow.c (merge_blocks_nomove): Don't seek back past the bb note.
7703 2000-08-20 Zack Weinberg <zack@wolery.cumb.org>
7705 * cppinit.c (cpp_init): Set global flag when called.
7706 (cpp_reader_init): Bomb out if cpp_init hasn't been called.
7708 Sun Aug 20 01:41:35 2000 Dennis Chernoivanov <cdi@sparc.spb.su>
7710 * cpplex.c (cpp_scan_buffer): Move `output_line_command' just
7711 before `process_directive' so that newlines won't be missed
7713 (cpp_printf): Increment `print->lineno' when newline is emitted.
7715 * cppmain.c (cb_ident): Likewise.
7716 (cb_define): Likewise.
7717 (cb_undef): Likewise.
7718 (cb_include): Likewise.
7719 (cb_def_pragma): Likewise.
7720 (dump_macros_helper): Likewise.
7722 2000-08-20 Richard Henderson <rth@cygnus.com>
7724 * config/ia64/ia64.c (emit_insn_group_barriers): Stop if ar.lc
7725 assigned before a loop.
7727 * config/ia64/ia64.md (ashlsi3): Zero extend the shift count.
7728 (ashrsi3, lshrsi3): Likewise.
7730 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
7732 * c-lang.c: #include diagnostic.h
7733 (c_tree_printer): New function.
7734 (lang_init): Initialize lang_printer.
7736 * Makefile.in (c-lang.o): Depends on diagnostic.h
7738 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
7740 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic.
7742 * diagnostic.c (default_diagnostic_starter,
7743 default_diagnostic_finalizer): New functions.
7744 (diagnostic_for_asm, diagnostic_for_decl): Tweak.
7745 (pedwarn, pedwarn_with_file_and_line, error,
7746 error_with_file_and_line, fatal, warning,
7747 warning_with_file_and_line): Adjust call to report_diagnostic.
7748 (report_diagnostic): Rework.
7749 (set_diagnostic_context): New function.
7751 * diagnostic.h (struct diagnostic_context): New data structure.
7752 (diagnostic_message, diagnostic_argument_list,
7753 diagnostic_file_location, diagnostic_line_location,
7754 diagnostic_is_warning, diagnostic_starter, diagnostic_finalizer,
7755 diagnostic_finalizer, diagnostic_auxiliary_data): New macros.
7756 (set_diagnostic_context): Declare.
7757 (report_diagnostic): Change prototype.
7759 Sun 20-Aug-2000 09:25:45 BST Neil Booth <NeilB@earthling.net>
7761 * fix-header.c (main): Initialize cpplib.
7763 2000-08-19 Michael Meissner <meissner@redhat.com>
7765 * ifcvt.c (find_if_block): Do not assume that a THEN block has any
7766 instructions in it before checking for indirect jumps.
7768 * ifcvt.c (find_if_block): Do not consider a THEN block that ends
7769 in a indirect jump as a potential for conditional execution.
7771 * d30v.h (d30v_init_expanders): Don't declare here.
7772 * d30v-protos.h (d30v_init_expanders): Declare here with a valid
7775 Sat 19-Aug-2000 21:11:45 BST Neil Booth <NeilB@earthling.net>
7777 * cpp.texi: Add @section for assertions.
7779 Sat Aug 19 12:37:08 EDT 2000 John Wehle (john@feith.com)
7781 * loop.c (scan_loop): Use CONST_CALL_P instead of
7782 checking for REG_LIBCALL / REG_RETVAL.
7784 Sat Aug 19 09:18:47 2000 Jeffrey A Law (law@cygnus.com)
7786 * reload1.c (reload_as_needed): Accept dumpfile argument,
7787 pass it to emit_reload_insns.
7788 (emit_reload_insns): Add new dumpfile argument. If non-null
7789 then dump the reloads for each insn into the dumpfile.
7790 (reload): Pass dumpfile to reload_as_needed.
7792 * invoke.texi: Clean up linux-gnu vs linux comments.
7794 2000-08-19 Richard Henderson <rth@cygnus.com>
7796 * config/ia64/ia64.c (reg_or_5bit_operand): New.
7797 (ia64_depz_field_mask): New.
7798 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_R): New.
7799 (PREDICATE_CODES): Update.
7800 * config/ia64/ia64.md: Update commentary.
7801 (depz_internal): New.
7802 (ashlsi3): Implement directly.
7803 (ashrsi3, lshrsi3): Simplify; rely on extv and extzv for constants.
7804 (ashldi3): Use shladd.
7805 * config/ia64/ia64-protos.h: Update.
7807 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
7809 * toplev.c (independent_decode_option): Always process -g.
7810 Remove third argument, now unused. Adjust caller to match.
7812 2000-08-18 Richard Henderson <rth@cygnus.com>
7814 * combine.c (make_compound_operation): Break after creating
7817 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
7819 * cpplib.c (cpp_register_pragma_space): Just return if the
7820 namespace is already registered.
7822 2000-08-18 Ray Essick <essick@ddna.labs.mot.com> & Nick Clifton <nickc@redhat.com>
7824 * config/mcore/mcore.md (rotlsi3): Allow allow rotations by a
7825 constant amount. Do not generate ROTL instruction.
7827 Fri Aug 18 16:22:20 2000 Alexandre Oliva <aoliva@redhat.com>
7829 * config/sh/elf.h: Do not include sh/sh.h.
7830 * config/sh/rtems.h: Likewise.
7831 * config/sh/rtemself.h: Do not include sh/elf.h.
7832 * configure.in: Get them included with `tm_file's.
7833 * configure: Rebuilt.
7835 * config/sh/sh.md (fpu_switch0, fpu_switch1): Simplify.
7836 * config/sh/sh.c (fpscr_set_from_mem): Use them.
7838 Fri Aug 18 14:23:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7840 * stor-layout.c (compute_record_type): Don't use mode of single
7841 field as mode of record if not integer mode of same type.
7843 * regmove.c (perhaps_ends_bb_p): New function.
7844 (optimize_reg_copy_1, optimize_reg_copy_2): Call it.
7845 (optimize_reg_copy_3, fixup_match_2, regmove_optimize): Likewise.
7846 (fixup_match_1): Likewise.
7847 (fixup_match_1, combine_stack_adjustments_for_block): Add casts to
7848 avoid signed/unsigned warnings.
7850 * function.c (fixup_var_refs_1, case MEM): Update CODE after
7853 Fri 18-Aug-2000 18:33:45 BST Neil Booth <NeilB@earthling.net>
7855 * cpphash.h: Use HAVE_DESIGNATED_INITIALIZERS.
7856 (_cpp_trigraph_map): Declaration moved from cpplex.c
7858 * cppinit.c: Define _cpp_trigraph_map. Use UCHAR_MAX + 1
7859 instead of 256. Use consistent test for designated initializers.
7860 (cpp_init): Initialize trigraph_map.
7861 (initialize_standard_includes, parse_option): Use memcmp
7864 * cpplex.c (init_trigraph_map): Remove.
7865 (trigraph_ok, trigraph_replace, lex_line): Refer to
7868 * cpplib.c (str_match, WARNING, ERROR, ICE): Delete.
7869 (do_unassert): Remove unused "next" local.
7871 * system.h (HAVE_DESIGNATED_INITIALIZERS): New prototype.
7873 2000-08-18 Emmanuel Marty <emarty@suntech.fr>
7875 * arm/lib1funcs.asm (_umodsi3 THUMB VARIANT): Restore deleted return
7878 2000-08-17 Richard Henderson <rth@cygnus.com>
7880 * config/ia64/ia64.c (spill_restore_mem): Handle emitting
7881 the first insn in a sequence.
7883 Thu Aug 17 22:40:05 EDT 2000 John Wehle (john@feith.com)
7885 * alias.c (true_dependence, write_dependence_p): A read
7886 involving a label_ref or the constant pool doesn't create
7889 * rtl.h (unchanging): Improve documentation.
7891 2000-08-17 Rodney Brown <RodneyBrown@mynd.com>
7893 * cse.c (insert_regs): Remove unused `regno'.
7895 2000-08-17 Neil Booth <NeilB@earthling.net>
7897 * (cppinit.c) merge_include_chains: Use remove_dup_dir,
7898 remove_dup_dirs. If qtail == brack, remove brack not
7900 (remove_dup_dir, remove_dup_dirs): New functions.
7902 2000-08-17 Neil Booth <NeilB@earthling.net>
7904 * cppinit.c (cpp_cleanup): Free include dir chains.
7905 * cpplib.c (do_undef): Let _cpp_free_definition make the node void.
7906 (do_unassert): Free the assert with _cpp_free_definition.
7907 * cppmacro.c (_cpp_free_definition): Free memory allocated for
7908 assertions. Make the node a T_VOID node.
7910 2000-08-17 Neil Booth <NeilB@earthling.net>
7912 * cppinit.c (path_include, append_include_chain):
7913 Remove 2nd parameter (struct cpp_pending *).
7914 (path_include, initialize_standard_includes, cpp_handle_option):
7915 Update callers appropriately.
7916 (cpp_handle_option): Use pend.
7918 2000-08-17 Neil Booth <NeilB@earthling.net>
7920 * cppinit.c (sort_options): Remove, put functionality in
7923 (initialize_builtins): Free memory.
7924 (cpp_start_read): Move init_IStable to cpp_init.
7926 * cpplib.h (cpp_init): New prototype.
7927 * cppmain.c (main): Call cpp_init.
7929 Thu Aug 17 13:20:32 EDT 2000 John Wehle (john@feith.com)
7931 * rtlanal.c (rtx_unstable_p): Use CONSTANT_P.
7932 (rtx_unstable_p, rtx_varies_p): Process vectors.
7934 2000-08-16 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
7936 * config/sh/lib1funcs.asm (GLOBAL): Define. Use for all
7937 references to GLOBAL symbols. Use LOCAL where appropriate.
7939 2000-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7941 * configure.in (*-ibm-aix4.[12]*): Delete test for gnu ld. Always
7942 use t-aix41 when host == target.
7944 2000-08-16 Richard Henderson <rth@cygnus.com>
7946 * reload.c (push_secondary_reload): Revert last change.
7947 If we use a reload_in/out pattern, make the when the same
7948 as the primary reload.
7949 (find_reloads): Likewise.
7951 2000-08-16 Manfred Hollstein <manfredh@redhat.com>
7953 * configure.in (libstdcxx-v3): Fix test.
7954 * configure: Regenerate.
7956 Wed Aug 16 08:10:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7958 * calls.c (calls_function_1, expand_call): Only test
7959 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
7960 * function.c (thread_prologue_and_epilogue_insns): Likewise.
7962 2000-08-16 Richard Henderson <rth@cygnus.com>
7964 * combine.c (simplify_shift_const): Revert previous two
7965 changes. If SHIFT_COUNT_TRUNCATED, crop the shift count
7966 before the main loop.
7968 2000-08-15 Richard Henderson <rth@cygnus.com>
7970 * combine.c (simplify_shift_const): Bound shift count when
7973 Tue Aug 15 17:33:05 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7975 * calls.c (ECF_SP_DEPRESSED): New macro.
7976 (calls_function_1): Treat calling sp-depressed function as alloca.
7977 (emit_call_1): Don't adjust SP if calling sp-depressed function.
7978 (expand_call): Set ECF_SP_DEPRESSED if TYPE_RETURNS_STACK_DEPRESSED.
7979 If sp-depressed, ensure block saves and restores SP.
7980 * fold-const.c (extract_muldiv): Only check TYPE_IS_SIZETYPE
7982 * function.c (keep_stack_depressed): New function.
7983 (thread_prologue_and_epilogue_insns): Call it.
7984 * print-tree.c (print_node): Use HOST_WIDE_INT_PRINT_UNSIGNED
7985 to print DECL_OFFSET_ALIGN.
7986 Print no-force-blk and transparent-union flags properly.
7987 * stmt.c (expand_goto_internal): Don't restore stack if last block
7988 and function returns with sp depressed.
7989 (fixup_gotos): Likewise.
7990 (save_stack_pointer): New function, from code in expand_decl.
7991 (expand_decl): Call new function.
7992 * tree.h (TYPE_IS_SIZETYPE): Call INTEGER_TYPE_CHECK.
7993 (TYPE_RETURNS_STACK_DEPRESSED): New macro.
7994 (save_stack_pointer): New declaration.
7996 * diagnostic.c (fatal_function): New variable.
7997 (set_fatal_function): New function.
7999 * diagnostic.h (set_fatal_function): New declaration.
8001 2000-08-15 William Cohen <wcohen@redhat.com>
8003 * config/sh/elf.h (DWARF2_DEBUGGING_INFO): Defined.
8004 (PREFERRED_DEBUGGING_TYPE): Set to dwarf2 info.
8005 (DWARF2_ASM_LINE_DEBUG_INFO): Defined.
8007 2000-08-15 Richard Henderson <rth@cygnus.com>
8009 * flow.c (mark_used_reg): Set reg_cond_reg appropriately.
8011 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
8013 * arm.c (arm_function_ok_for_sibcall): New function.
8014 * arm.h (FUNCTION_OK_FOR_SIBCALL): Define.
8015 * arm.md (call expanders): Don't check here for calls that can't
8018 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
8020 * arm.md (splits generating cond_exec): Disable.
8022 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
8024 * arm/linux-elf.h (text_section): Delete declaration.
8026 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
8028 ARM support for unordered FP operations.
8029 * arm-protos.h (arm_comparison_operator): Declare.
8030 * arm.c (arm_comparison_operator): New function.
8031 (arm_select_cc_mode): Add unordered comparison codes.
8032 (get_arm_condition_code): Likewise.
8033 (arm_final_prescan_insn): Can't handle unordered jumps that can't
8034 be done in one insn.
8035 * arm.h (PREDICATE_CODES): Add arm_comparison_operator.
8036 * arm.md (all uses of comparison_operator): Replace with
8037 arm_comparison_operator.
8038 (bunordered, bordered, bugt, bunlt, bunge, bunle, buneq, bltgt): New
8040 (arm_buneq, arm_bltgt, arm_buneq_reversed, arm_bltgt_reveresed): New
8043 Tue Aug 15 00:36:36 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
8045 * gthr-posix.h: Conditionally include <sched.h>; include
8046 <config.h> from libobjc/.
8048 2000-08-14 Richard Henderson <rth@cygnus.com>
8050 * config/i386/i386.c (legitimize_pic_address): Use Pmode
8053 2000-08-14 Richard Henderson <rth@cygnus.com>
8055 * configure.in (ia64-*): Set float_format for i386 long double.
8057 * real.c (GET_REAL): Treat 128-bit INTEL_EXTENDED_IEEE_FORMAT
8058 as we would for i386 XFmode.
8059 (PUT_REAL): Likewise.
8060 (endian, ereal_atof, real_value_truncate): Likewise.
8061 (ereal_isneg, toe64, etens, make_nan): Likewise.
8062 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Likewise.
8064 * config/ia64/ia64-protos.h: Update.
8065 * config/ia64/ia64.c (general_tfmode_operand): New.
8066 (destination_tfmode_operand): New.
8067 (tfreg_or_fp01_operand): New.
8068 (ia64_split_timode): New.
8069 (spill_tfmode_operand): New.
8070 (ia64_expand_prologue): Use TFmode not XFmode.
8071 (ia64_expand_epilogue): Likewise.
8072 (ia64_function_arg): Likewise.
8073 (ia64_function_arg_advance): Likewise.
8074 (ia64_return_in_memory): Likewise.
8075 (ia64_function_value): Likewise.
8076 (ia64_print_operand): Likewise.
8077 (ia64_register_move_cost): Set GR<->FR to 5.
8078 (ia64_secondary_reload_class): Get GR for TImode memory op.
8079 * config/ia64/ia64.h (ROUND_TYPE_SIZE): Remove.
8080 (ROUND_TYPE_ALIGN): Remove.
8081 (LONG_DOUBLE_TYPE_SIZE): Set to 128.
8082 (INTEL_EXTENDED_IEEE_FORMAT): Define.
8083 (HARD_REGNO_NREGS): Use TFmode, not XFmode.
8084 (HARD_REGNO_MODE_OK): Likewise. Disallow TImode in FRs.
8085 (MODES_TIEABLE_P): Use TFmode, not XFmode.
8086 (CLASS_MAX_NREGS): Likewise.
8087 (ASM_OUTPUT_LONG_DOUBLE): Output by 4 byte hunks.
8088 (PREDICATE_CODES): Update.
8089 * config/ia64/ia64.md (movti): New.
8090 (movti_internal): Use a clobber for memory alternatives.
8091 (reload_inti, reload_outti): New.
8092 (movsfcc_astep): Predicate properly.
8093 (movdfcc_astep): Likewise.
8096 (extendsftf2, extenddftf2): New.
8097 (trunctfsf2, trunctfdf2): New.
8098 (floatditf2, fix_trunctfdi2): New.
8099 (floatunsditf2, fixuns_trunctfdi2): New.
8100 (addtf3, subtf3, multf3, abstf2): New.
8101 (negtf2, nabstf2, mintf3, maxtf3): New.
8102 (maddtf3, msubtf3, nmultf3, nmaddtf3): New.
8104 (fr_spill): Use TFmode, not XFmode.
8105 (fr_restore): Likewise.
8106 * config/ia64/lib1funcs.asm (__divtf3): New.
8107 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add it.
8109 2000-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8111 * cse.c (fold_rtx): Avoid empty body in an if-statement.
8113 * doloop.c (doloop_iterations_max, doloop_modify): Avoid using the
8114 `U' integer constant suffix.
8116 * dwarf2out.c (add_subscript_info): Avoid empty body in an
8119 * sparc/sol2.h (__enable_execute_stack): Prototype.
8121 2000-08-14 David Edelsohn <edelsohn@gnu.org>
8123 * collect2.c: Remove use of AIX import file.
8125 * longlong.h: Test ARCH_PWR not ARCH_POWER.
8127 * rs6000.c (print_operand, case 'E'): Add else.
8129 2000-08-14 Richard Henderson <rth@cygnus.com>
8131 * config/ia64/ia64.md (movdi): Delay calling ia64_expand_load_address.
8132 (movdi_symbolic): New.
8134 2000-08-14 Jim Wilson <wilson@cygnus.com>
8136 * config/ia64/ia64.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
8137 to GNU as. For Intel as, pass -M const_gp and -M no_plabel.
8138 * config/ia64/linux.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
8141 2000-08-14 Richard Henderson <rth@cygnus.com>
8143 * expr.c (emit_group_load): Don't force constants into registers.
8144 Special case source already in the correct mode.
8146 2000-08-14 Zack Weinberg <zack@wolery.cumb.org>
8148 * configure.in: Accept *-*-linux* not just *-*-linux-gnu*.
8149 * fixinc/inclhack.def: Likewise.
8150 * fixinc/mkfixinc.sh: Likewise.
8151 * configure: Regenerate.
8152 * fixinc/fixincl.x: Regenerate.
8153 * install.texi: Document equivalence of linux and linux-gnu.
8155 Mon Aug 14 18:51:44 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
8157 * cse.c (insert_regs): Also in REG case: When finding an invalid
8158 value, and we make a new quantity, make sure that it won't be
8159 mistaken by for a valid one by mention_regs.
8161 2000-08-13 Ralf Gütlein <ralf.guetlein@aranea.de>
8163 * h8300.md: Remove obsolete peepholes.
8165 2000-08-13 Kazu Hirata <kazu@hxi.com>
8167 * invoke.texi (H8/300 Options): Fix typos.
8168 * config/h8300.c: Fix formatting.
8169 * config/h8300.h: Fix comment typos.
8170 (OVERRIDE_OPTIONS): Fix formatting.
8172 * function.c: Fix formatting.
8174 * cse.c: Fix formatting.
8176 2000-08-13 Geoff Keating <geoffk@cygnus.com>
8178 * flow.c (attempt_auto_inc): Remove unused variable `bb'.
8179 (attempt_auto_inc): Suppress parentheses warning.
8180 * function.c (put_reg_into_stack): Remove unused variable `unsigned_p'.
8181 * loop.c (load_mems): Remove `u' suffix in two places.
8182 * config/rs6000/rs6000.c: Remove unnecessary `u' suffixes from
8184 * config/rs6000/rs6000.h: Likewise.
8185 * config/rs6000/sol-c0.c: Prototype some functions. Remove the
8186 __eabi dummy routine.
8187 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Remove unused
8190 * config/rs6000/rs6000.c (rs6000_select_section): Rewrite to
8191 not put stuff in .sdata unnecessarily.
8192 (rs6000_unique_section): New function.
8193 * config/rs6000/rs6000-protos.h: Add rs6000_unique_section.
8194 * config/rs6000/sysv4.h (UNIQUE_SECTION): Define.
8196 * c-typeck.c (build_array_ref): Don't complain about non-lvalue
8197 arrays in C99. Don't try to look at DECL_REGISTER of a
8198 COMPONENT_REF. Don't complain twice about the same error.
8200 * fixinc/inclhack.def (aix_pthread): New fix.
8201 (aix_sysmachine): New fix.
8202 * fixinc/fixincl.x: Regenerate.
8204 * expr.c (expand_expr): Call convert_modes when turning a large
8205 multiply into a small one.
8207 2000-08-12 Geoff Keating <geoffk@cygnus.com>
8209 * tree.h (DECL_OFFSET_ALIGN): Make the off_align field of
8210 the tree structure an exponent rather than an explicit alignment
8211 so it doesn't overflow.
8212 (SET_DECL_OFFSET_ALIGN): New macro.
8213 * stor-layout.c (place_union_field): Use SET_DECL_OFFSET_ALIGN
8214 rather than DECL_OFFSET_ALIGN.
8215 (place_field): Likewise.
8216 * expmed.c (store_bit_field): Abort on align==0 to avoid
8217 antisocial machine behaviour.
8219 2000-08-12 Richard Henderson <rth@cygnus.com>
8221 * sibcall.c (uses_addressof): Accept both addressof and
8222 current_function_internal_arg_pointer inside a mem.
8223 (optimize_sibling_and_tail_recursive_call): Fail tail recursion
8224 if current_function_uses_addressof.
8225 * stmt.c (expand_return): Kill tail recursion and HAVE_return
8228 2000-08-11 Richard Henderson <rth@cygnus.com>
8230 * config/ia64/ia64.md (addsi3): Remove expander.
8231 (subsi3, mulsi3, negsi2, one_cmplsi2): Likewise.
8232 (*addsi3_shladd): New.
8234 2000-08-11 Richard Henderson <rth@cygnus.com>
8236 * config/ia64/ia64.c (do_spill): Pass cfa offset to move expander.
8237 (do_restore): Likewise.
8238 (gen_movdi_x, gen_fr_spill_x, gen_fr_restore_x): New.
8239 (ia64_expand_prologue, ia64_expand_epilogue): Use them.
8240 (rtx_needs_barrier): Track actual bit manipulation for
8241 ar.unat moves, gr_spill, and gr_restore.
8242 (emit_insn_group_barriers): Special case gr_spill/gr_restore.
8243 (process_set): Don't handle varargs spills.
8244 * config/ia64/ia64.md (gr_spill): Accept cfa offset. Emit
8245 .mem.offset here instead of in process_set.
8246 (gr_restore): Likewise.
8248 2000-08-11 Richard Henderson <rth@cygnus.com>
8250 * config/ia64/ia64.h (PROMOTE_MODE): Only extend to SImode.
8252 2000-08-11 Mark Elbrecht <snowball3@bigfoot.com>
8254 * gcc.texi (The Configuration File): Document
8255 COLLECT2_HOST_INITIALIZATION, GCC_DRIVER_HOST_INITIALIZATION, and
8256 UPDATE_PATH_HOST_CANONICALIZATION.
8258 2000-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8260 * c-parse.in (cast_expr): Avoid -Wstrict-prototype warnings for
8261 unprototyped function pointer casts on integer constants.
8263 2000-08-11 Laurynas Biveinis <lauras@softhome.net>
8265 * fixproto: Recognize DOS paths with drive letters as absolute paths.
8267 2000-08-11 Nathan Sidwell <nathan@codesourcery.com>
8269 * extend.texi (Volatiles): Fix typos.
8271 2000-08-11 Kazu Hirata <kazu@hxi.com>
8273 * flow.c: Fix formatting.
8275 2000-08-11 Richard Henderson <rth@cygnus.com>
8277 * reload.c (push_secondary_reload): When invoking a reload_{in,out}
8278 pattern, always allocate a tertiary scratch register.
8280 * config/alpha/alpha.md (reload_inqi): Use a DImode scratch.
8281 (reload_inhi): Likewise.
8283 2000-08-11 Richard Henderson <rth@cygnus.com>
8285 * function.c (put_reg_into_stack): Allow type to be NULL.
8286 (schedule_fixup_var_refs): Likewise.
8287 (gen_mem_addressof): Allow decl to be NULL.
8288 (put_addressof_into_stack): Likewise.
8290 * flow.c (merge_blocks_nomove): Be more careful about
8291 locating the beginning of block A.
8293 * combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED.
8295 Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
8300 * config.in: Reverted the check for <sched.h>.
8302 2000-08-10 Chris Demetriou <cgd@sibyte.com>
8304 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New
8305 macros define the name of CTOR and DTOR sections.
8306 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
8307 DTOR_LIST_END): Change to use attributes to specify
8309 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME,
8310 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
8311 DTOR_LIST_END): Same as in mips/elf.h.
8313 2000-08-10 Drew Moseley <dmoseley@redhat.com>
8315 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly
8316 disabling just crt0.o.
8318 2000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com>
8320 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork.
8321 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs.
8322 (EXTRA_SPECS): Add them.
8323 * arm/lib1funcs.asm: Support builds for interworking.
8324 Use macros to eliminate duplicated pieces of code.
8326 2000-08-10 Kazu Hirata <kazu@hxi.com>
8328 * h8300.c (expand_a_rotate): New.
8329 (emit_a_rotate): Likewise.
8330 (h8300_adjust_insn_length): Add support for the rotate insns.
8331 * h8300.md (rotlqi3): New.
8332 (*rotlqi3_1): Likewise.
8333 (rotlhi3): Likewise.
8334 (*rotlhi3_1): Likewise.
8335 (rotlhi3): Likewise.
8336 (*rotlhi3_1): Likewise.
8337 * h8300-proto.h: Add prototypes for expand_a_rotate and
8340 * h8300.c: Fix comment typos.
8341 (dosize): Declare the variable amount as unsigned.
8342 (get_shift_alg): Fix a comparison between signed and unsigned.
8343 (emit_a_shift): Likewise.
8344 (h8300_adjust_insn_length): Simplify the code.
8346 * c-decl.c: Fix formatting.
8348 2000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8350 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a
8351 warning about non-traditional numeric constant suffixes.
8353 * cppexp.c (parse_number): Likewise.
8355 * invoke.texi: (-Wtraditional): Document new behavior.
8357 Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
8359 * gthr-posix.h: Include auto-host.h. Conditionally include
8361 * configure.in: Check for the <sched.h> header file.
8362 * config.in: Added define for HAVE_SCHED_H.
8364 2000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8366 * c-typeck.c (process_init_element): For -Wtraditional, warn about
8367 initialization of unions.
8369 * invoke.texi (-Wtraditional): Document new behavior.
8371 2000-08-09 Zack Weinberg <zack@wolery.cumb.org>
8373 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
8374 instead of extra_c_flags.
8375 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
8376 * configure: Regenerate.
8377 * config.in: Regenerate.
8379 * cpperror.c (cpp_type2name): New function.
8380 * cpplex.c (lex_line): If we issued an error for an invalid
8381 preprocessing directive, discard that logical line.
8382 * cpplib.c (do_line): Call a hook function if the current file
8383 is renamed by #line.
8384 (do_ident): Pass the contents of the string, not the entire
8385 token, to the callback function.
8386 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
8387 (cb.rename_file): New hook function.
8388 (cb.ident): Adjust prototype.
8389 (cpp_type2name): Prototype.
8390 * cppmacro.c (dump_macro_args): Correct precedence lossage.
8392 * cppmain.c (cb_ident): Update for changed interface.
8393 (cb_rename_file): New function.
8394 (main): Set rename callback.
8396 2000-08-09 Alexandre Oliva <aoliva@redhat.com>
8398 * caller-save.c (mark_referenced_regs): Mark partially-overwritten
8399 multi-word registers.
8401 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
8403 * c-common.c (combine_strings, check_format_info): Refer to ISO C
8404 or ISO C89 instead of ANSI C.
8405 * c-decl.c (grokdeclarator, xref_tag, finish_struct,
8406 build_enumerator, do_case): Likewise.
8407 * c-lex.c (parse_float, yylex): Likewise.
8408 * c-parse.in: Likewise.
8409 * c-typeck.c (common_type, build_array_ref, build_binary_op,
8410 build_unary_op, pedantic_lvalue_warning, build_conditional_expr,
8411 build_c_cast, convert_for_assignment, set_init_index,
8412 set_init_label, c_expand_start_case): Likewise.
8413 * toplev.c (documented_lang_options, display_help): Likewise.
8415 2000-08-08 Kazu Hirata <kazu@hxi.com>
8417 * h8300.c: Fix formatting.
8418 * h8300.h: Likewise.
8419 * h8300.md: Likewise.
8420 (movsi_h8300hs): Fix formatting of the resulting assembly code.
8422 * reload1.c: Fix formatting.
8424 2000-08-08 Rodney Brown <RodneyBrown@mynd.com>
8426 * alpha/alpha.c (alpha_emit_xfloating_libcall):
8427 Use GEN_CALL_VALUE define.
8428 * alpha/alpha.md (untyped_call): Use GEN_CALL define.
8429 * clipper/clipper.md (untyped_call): Likewise.
8430 * dsp16xx/dsp16xx.md (untyped_call): Likewise.
8431 * fx80/fx80.md (untyped_call): Likewise.
8432 * mips/mips.md (untyped_call): Likewise.
8433 * ns32k/ns32k.md (untyped_call): Likewise.
8434 * pa/pa.md (untyped_call): Likewise.
8435 * romp/romp.md (untyped_call): Likewise.
8436 * sparc/sparc.md (untyped_call): Likewise.
8438 2000-08-08 Jason Eckhardt <jle@cygnus.com>
8440 * config/i860/i860.c (singlemove_string): Do not generate assembler
8441 pseudo instructions that must be expanded (that is, with signed
8442 constants larger than 16 bits).
8444 2000-08-08 Richard Henderson <rth@cygnus.com>
8446 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and
8447 PROP_AUTOINC at -O0. Don't collect alias info at -O0.
8448 (init_propagate_block_info): Don't kill memory stores at -O0.
8449 (mark_set_1, mark_used_regs): Likewise.
8451 2000-08-08 David Edelsohn <edelsohn@gnu.org>
8453 * rs6000.c (optimization_options): Decorate 'level' as
8455 (mask64_operand): Remove sign-extend thinko.
8456 (rldic_operand): New function.
8457 (load_multiple_operation): regno's are unsigned ints.
8458 (store_multiple_operation): Likewise.
8459 (lmw_operation): Likewise.
8460 (stmw_operation): Likewise.
8461 (includes_lshift_p): shift_mask is unsigned int.
8462 (includes_lshift64_p): New function.
8463 (addrs_ok_for_quad_peep): unsigned int reg1.
8464 (print_operand): Consistently add "else" after
8465 output_operand_lossage().
8466 (print_operand, case 'b'): Fold in case 'W'.
8467 (print_operand, case 'W'): Print rldic MB value.
8468 (output_epilogue): Update Objective-C language string.
8469 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned.
8470 * rs6000.h (PREDICATE_CODES): Add rldic_operand.
8471 * rs6000.md (ashldi3): Add rldic instruction.
8472 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE".
8473 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template
8476 2000-08-08 Richard Henderson <rth@cygnus.com>
8478 * config/ia64/ia64-protos.h: Remove duplicates. Update
8479 for massive code rearrangements.
8480 * config/ia64/ia64.c (ia64_arpfs_regno): Remove.
8481 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove.
8482 (ia64_local_regs, ia64_need_regstk): Remove.
8483 (ar_ccv_reg_operand): New.
8484 (ia64_gp_save_reg): New.
8485 (struct ia64_frame_info): Combine most of the size elements;
8486 add new gr save elements.
8487 (find_gr_spill): New.
8488 (next_scratch_gr_reg): New.
8489 (mark_reg_gr_used_mask): New.
8490 (ia64_compute_frame_size): Rewrite. Allocate special AR regs
8491 to GR backing store regs when possible.
8492 (ia64_initial_elimination_offset): New.
8493 (ia64_rap_fp_offset): Remove.
8494 (save_restore_insns): Remove.
8495 (setup_spill_pointers): New.
8496 (finish_spill_pointers): New.
8497 (spill_restore_mem): New.
8498 (do_spill, do_restore): New.
8499 (ia64_expand_prologue): Rewrite to use them.
8500 (ia64_expand_epilogue): Likewise.
8501 (ia64_direct_return): Update for current_frame_info changes.
8502 (ia64_function_prologue): Simplify .prologue emission. Emit
8504 (ia64_setup_incoming_varargs): Don't ever emit rtl.
8505 (ia64_dbx_register_number): New.
8506 (ia64_initialize_trampoline): New.
8507 (ia64_secondary_reload_class): Request GR_REGS for integer
8508 arithmetic destined for FR_REGS.
8509 (ia64_init_machine_status): Don't reset return_address_pointer_rtx.
8510 (ia64_mark_machine_status): Mark ia64_gp_save.
8511 (rws_access_regno): Rename from rws_access_reg; don't treat
8512 predicates specially.
8513 (rws_access_reg): New. Update all callers.
8514 (rtx_needs_barrier): Remove dead unspecs.
8515 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit.
8516 (ia64_encode_section_info): Silence signed/unsigned warnings.
8517 (spill_offset, sp_offset, spill_offset_emitted): Remove.
8518 (tmp_reg, tmp_saved): Remove.
8519 (process_set): Rewrite to expect complicated bits via
8520 REG_FRAME_RELATED_EXPR.
8521 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit
8522 in the use of ar.ccv; never set RTX_UNCHANGING_P.
8523 (ia64_expand_op_and_fetch): Likewise.
8524 (ia64_expand_compare_and_swap): Likewise.
8525 (ia64_expand_builtin): Likewise.
8526 * config/ia64/ia64.h (AR_UNAT_REGNUM): New.
8527 (FIRST_PSEUDO_REGISTER): Update.
8528 (AR_M_REGNO_P): Update.
8529 (FIXED_REGS): Don't mark three local registers as used.
8530 (EXTRA_CC_MODES): New.
8531 (SELECT_CC_MODE): New.
8532 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode.
8533 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates.
8534 (FRAME_GROWS_DOWNWARD): Unset.
8535 (STARTING_FRAME_OFFSET): Zero.
8536 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer.
8537 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function.
8538 (HARD_FRAME_POINTER_REGNUM): New.
8539 (CAN_DEBUG_WITHOUT_FP): Define.
8540 (TRAMPOLINE_TEMPLATE): Remove.
8541 (TRAMPOLINE_SIZE): Lower to 32.
8542 (TRAMPOLINE_ALIGNMENT): Lower to 64.
8543 (INITIALIZE_TRAMPOLINE): Defer to out of line function.
8544 (PREDICATE_CODES): Update.
8545 (struct machine_function): Add ia64_gp_save.
8546 * config/ia64/ia64.md: Purge unused unspecs.
8547 (movsi patterns): Allow moves to/from AR_M_REGS.
8548 (movdi patterns): Allow moves to/from p0.
8549 (call patterns): Move most setjmp hackery to ia64_gp_save_reg.
8550 (gr_spill, gr_restore): Indicate ar.unat read/written.
8551 (nonlocal_goto): Don't pass old frame_pointer.
8552 (nonlocal_goto_receiver): Remove.
8553 (exception_receiver): New.
8554 (builtin_setjmp_setup): New.
8555 (builtin_setjmp_receiver): New.
8556 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle.
8557 (__ia64_nonlocal_goto): Bundle. Don't kill r7.
8558 (__ia64_restore_stack_nonlocal): Likewise.
8559 (__ia64_trampoline): New.
8560 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line
8562 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline.
8564 2000-08-08 Richard Henderson <rth@cygnus.com>
8566 * frame.h (ia64_frame_state): Add my_psp.
8567 * libgcc2.c (ia64_throw_helper): Add throw_sp argument.
8568 (__throw): Pass it in. Don't clobber r7.
8569 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
8570 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
8571 and nothing to do with sp.
8572 (normalize_reg_loc): Use frame->my_psp.
8573 (frame_translate): Handle frame-pointer-less functions. Set
8574 spill_base correctly, in absence of being told.
8575 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
8576 (__ia64_backtrace_helper): New sp argument. Use
8577 builtin_return_address instead of label addresses.
8578 (print_record) [mem_stack_v]: No size member.
8580 2000-08-08 Richard Henderson <rth@cygnus.com>
8582 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes.
8584 2000-08-08 Richard Henderson <rth@cygnus.com>
8586 * tm.texi (LOCAL_REGNO): Document.
8587 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default.
8588 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers.
8589 * reload1.c (reload): Likewise when considering nonlocal labels.
8591 * config/ia64/ia64.h (LOCAL_REGNO): New.
8592 * config/sparc/sparc.h (LOCAL_REGNO): New.
8594 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
8596 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
8598 2000-08-07 Nick Clifton <nickc@redhat.com>
8600 * config/mips/mips.c: Fix compile time warning messages.
8601 * config/mips/mips-protos.h: Add prototype for equality_op.
8603 * mn10300.h (TARGET_SWITCHES): Document `-mam33'.
8605 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
8607 * mn10300.md: Use nonimmediate_operand instead of general_operand
8610 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
8612 2000-08-07 Alexandre Oliva <aoliva@redhat.com>
8614 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
8615 * sh.c (expand_block_move): Break long lines.
8616 (expand_ashiftrt, fpscr_set_from_mem): Likewise.
8617 * sh.md (mulsi3): Likewise.
8618 (movdi): Adjust spacing.
8620 2000-08-07 Richard Henderson <rth@cygnus.com>
8622 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P.
8623 * expr.c (emit_group_store): Don't set it.
8625 2000-08-07 Kazu Hirata <kazu@hxi.com>
8627 * invoke.texi (Options for Debugging Your Program or GCC): Remove
8628 duplicate entries for 'w' and 'z'.
8630 * flow.c: Fix a comment typo.
8632 Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
8634 * c-parse.in: Changed the language string for Objective-C to "GNU
8637 Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
8639 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes
8640 to improve the Posix thread support for Objective-C.
8642 2000-08-06 Joseph S. Myers <jsm28@cam.ac.uk>
8644 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
8645 CTI_UNSIGNED_PTRDIFF_TYPE.
8646 (signed_size_type_node): Define.
8647 (unsigned_ptrdiff_type_node): Define.
8648 * c-decl.c (init_decl_processing): Create the
8649 signed_size_type_node and unsigned_ptrdiff_type_node types.
8650 * c-common.c (T_SC): Define.
8653 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for
8654 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for
8656 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for
8657 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the
8658 flags for %c, %s and %[.
8659 (check_format_info): Only allow leniency for signedness of targets
8660 of character pointers (when pedantic) for formats flagged with
8661 "c", so for strings but not for %hh formats. When pedantic, don't
8662 allow character pointers to substitute for void pointers if a
8663 second level of indirection is present.
8665 2000-08-06 Kazu Hirata <kazu@hxi.com>
8667 * invoke.texi (Options for Debugging Your Program or GCC): Update
8668 the names of dump files.
8670 * h8300.c (dosize): Rearrange code for conciseness.
8671 (split_adds_subs): Likewise.
8673 * loop.c: Fix formatting.
8675 * dwarf2out.c: Fix formatting.
8677 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo.
8679 * expr.c: Fix formatting.
8681 2000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8683 * rs6000.c (rs6000_maybe_dead): Prototype.
8685 2000-08-06 Richard Henderson <rth@cygnus.com>
8687 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
8688 HAVE_nonlocal_goto as well.
8689 * config/i960/i960.md (nonlocal_goto): Don't do it here.
8690 * config/pj/pj.md (nonlocal_goto): Likewise.
8692 2000-08-07 Michael Hayes <mhayes@cygnus.com>
8694 * loop.c (try_swap_copy_prop): New function.
8695 (load_mems): Rename copies to load_copies and add new regset
8696 store_copies. Check for sets of shadow registers and mark
8697 in store_copies. Call try_swap_copy_prop for registers
8698 marked in store_copies.
8700 Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
8702 * objc/objc-act.c: New command line option -fconstant-string-class
8703 to allow specifying a user defined constant string class,
8704 different from NXConstantString.
8706 * toplev.c: Moved the Objective-C specific options to
8707 objc/lang-options.h.
8709 * objc/lang-options.h: Moved the Objective-C specific options from
8710 toplev.c. Added -fconstant-string-class.
8712 2000-08-05 Chris Demetriou <cgd@sibyte.com>
8714 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
8715 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
8716 __CTOR_LIST__ from func_ptr array to just func_ptr, to
8717 avoid extra alignment imposed on arrays.
8718 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
8719 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
8721 * mips.h: Clean up comments and spacing near MASKs.
8722 (TARGET_UNIX_ASM): Delete.
8723 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
8724 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
8727 2000-08-05 Joseph S. Myers <jsm28@cam.ac.uk>
8729 * c-common.c (print_char_table): Add entries for the X/Open '
8730 format flag (print decimals with locale's thousands grouping
8731 character). Make %C expect wint_t.
8732 (check_format_info): If pedantic, warn when the %n$ operand
8733 number form is used. Allow for the ' flag; warn about it if
8736 2000-08-05 Zack Weinberg <zack@wolery.cumb.org>
8738 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
8739 type is a float mode, cfun->decl's return type is not, and
8740 TARGET_FLOAT_RETURNS_IN_80387.
8742 2000-08-04 Andreas Schwab <schwab@suse.de>
8744 * cppmain.c (cb_def_pragma): Skip the first two tokens from the
8745 token list, which are always `#' and `pragma'.
8747 2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
8749 * tree.c (tree_expr_nonnegative_p): Move to...
8750 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
8751 (rtl_expr_nonnegative_p): New.
8752 * tree.h: Add prototype for rtl_expr_nonnegative_p.
8754 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
8755 CONST_DOUBLE_CHAIN: Move to...
8756 * rtl.h: ...here. Use XCINT/XCEXP.
8758 * Makefile.in: Remove toplev.o from OBJS. Add rule to make
8759 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
8760 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
8763 * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
8765 2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8767 * config/c4x/c4x.md (return_indirect_internal): New.
8768 * config/c4x/c4x.c (c4x_expand_epilogue): Use it.
8770 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
8772 * c-common.c (time_char_table): Mark up formats added in C99 and
8773 make other corrections. %D and %g were added in C99. %Og is an
8774 extension. %EX is permitted. %R, %T, %n, %r, %t were added in
8775 C99. %e was added in C99. %Oj is an extension. %G and %z are in
8776 C99 rather than GNU extensions, but %OG and %Oz are extensions.
8777 %h was added in C99. %C was added in C99. %OY and %OC are
8778 extensions. Add the C99 format %F.
8779 (check_format_info): If pedantic and not in C99 mode, warn for C99
8782 Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
8784 * function.c (schedule_fixup_var_refs): New function, broken out
8785 of put_reg_into_stack.
8786 (put_reg_into_stack): Use it.
8787 (put_var_into_stack): In CONCAT case, fixup up references for
8788 components only after fixing up references to the whole concat.
8790 2000-08-04 Rodney Brown <RodneyBrown@pmsc.com>
8792 * alias.c (mark_constant_function): Use INSN_P.
8793 (init_alias_analysis): Likewise.
8794 * combine.c (combine_instructions): Use INSN_P.
8795 (can_combine_p): Likewise.
8796 (try_combine): Likewise.
8797 (distribute_notes): Likewise.
8798 (distribute_links): Likewise.
8799 * cse.c (cse_around_loop): Use INSN_P.
8800 (invalidate_skipped_block): Likewise.
8801 (cse_set_around_loop): Likewise.
8802 (cse_end_of_basic_block): Likewise.
8803 (delete_trivially_dead_insns): Likewise.
8804 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
8805 (unshare_all_rtl_1): Likewise.
8806 (next_cc0_user): Likewise.
8807 (try_split make_insn_raw): Likewise.
8808 (remove_unnecessary_notes): Likewise.
8809 * final.c (shorten_branches): Use INSN_P.
8810 (leaf_renumber_regs): Likewise.
8811 (leaf_renumber_regs_insn): Likewise.
8812 * flow.c (find_label_refs): Use INSN_P.
8813 (verify_wide_reg): Likewise.
8814 (notice_stack_pointer_modification): Likewise.
8815 (count_or_remove_death_notes): Likewise.
8816 (verify_flow_info): Likewise.
8817 (clear_log_links): Likewise.
8818 * function.c (fixup_var_refs_insns): Use INSN_P.
8819 (compute_insns_for_mem): Likewise.
8820 * gcse.c (alloc_gcse_mem): Use INSN_P.
8821 (compute_sets): Likewise.
8822 (compute_hash_table): Likewise.
8823 (classic_gcse): Likewise.
8825 (insert_insn_end_bb): Likewise.
8826 (delete_null_pointer_checks_1): Likewise.
8827 * global.c (expand_preferences): Use INSN_P.
8828 (build_insn_chain): Likewise.
8829 * graph.c (node_data): Use INSN_P.
8830 * haifa-sched.c (priority): Use INSN_P.
8831 (rm_line_notes): Likewise.
8832 (rm_other_notes): Likewise.
8833 (find_insn_reg_weight): Likewise.
8834 (init_target_units): Likewise.
8835 (schedule_block): Likewise.
8836 (compute_block_forward_dependences): Likewise.
8837 (debug_dependencies): Likewise.
8838 (set_priorities): Likewise.
8839 * integrate.c (function_cannot_inline_p): Use INSN_P.
8840 (save_parm_insns): Likewise.
8841 (copy_insn_list): Likewise.
8842 * jump.c (mark_all_labels): Use INSN_P.
8843 (never_reached_warning): Likewise.
8844 * lcm.c (optimize_mode_switching): Use INSN_P.
8845 * local-alloc.c (validate_equiv_mem): Use INSN_P.
8846 (memref_used_between_p): Likewise.
8847 (update_equiv_regs): Likewise.
8848 (block_alloc): Likewise.
8849 (no_conflict_p): Likewise.
8850 * loop.c (scan_loop): Use INSN_P.
8851 (find_and_verify_loops): Likewise.
8852 (count_loop_regs_set): Likewise.
8853 (loop_reg_used_before_p): Likewise.
8854 (strength_reduce): Likewise.
8855 (recombine_givs): Likewise.
8856 (check_dbra_loop): Likewise.
8857 (load_mems): Likewise.
8858 (try_copy_prop): Likewise.
8859 * print-rtl.c (print_rtx): Use INSN_P.
8860 * recog.c (find_single_use): Use INSN_P.
8861 * reg-stack.c (stack_regs_mentioned): Use INSN_P.
8862 (next_flags_user): Likewise.
8863 (swap_rtx_condition): Likewise.
8864 * regmove.c (mark_flags_life_zones): Use INSN_P.
8865 (optimize_reg_copy_1): Likewise.
8866 (optimize_reg_copy_2): Likewise.
8867 (optimize_reg_copy_3): Likewise.
8868 (reg_is_remote_constant_p): Likewise.
8869 (fixup_match_2): Likewise.
8870 (regmove_optimize): Likewise.
8871 (fixup_match_1): Likewise.
8872 * regrename.c (build_def_use): Use INSN_P.
8873 (replace_reg_in_block): Likewise.
8874 (consider_use): Likewise.
8875 * reload.c (find_equiv_reg): Use INSN_P.
8876 * reload1.c (reload): Use INSN_P.
8877 (maybe_fix_stack_asms): Likewise.
8878 (calculate_needs_all_insns): Likewise.
8879 (reload_as_needed): Likewise.
8880 (emit_output_reload_insns): Likewise.
8881 (delete_address_reloads_1): Likewise.
8882 (reload_cse_regs_1): Likewise.
8883 (reload_combine): Likewise.
8884 (reload_cse_move2add): Likewise.
8885 * reorg.c (redundant_insn): Use INSN_P.
8886 (dbr_schedule): Likewise.
8887 * resource.c (find_dead_or_set_registers): Use INSN_P.
8888 (mark_target_live_regs): Likewise.
8889 * rtlanal.c (reg_used_between_p): Use INSN_P.
8890 (reg_referenced_between_p): Likewise.
8891 (reg_set_between_p): Likewise.
8892 (reg_set_p): Likewise.
8893 (single_set): Likewise.
8894 (multiple_sets): Likewise.
8895 (find_last_value): Likewise.
8896 (reg_set_last): Likewise.
8897 (find_reg_note): Likewise.
8898 (find_regno_note): Likewise.
8899 * sibcall.c (sequence_uses_addressof): Use INSN_P.
8900 * simplify-rtx.c (cselib_process_insn): Use INSN_P.
8901 * ssa.c (find_evaluations): Use INSN_P.
8902 (rename_block): Likewise.
8903 (rename_equivalent_regs): Likewise.
8904 * unroll.c (loop_find_equiv_value): Use INSN_P.
8905 (set_dominates_use): Likewise.
8906 * varasm.c (mark_constant_pool): Use INSN_P.
8907 (mark_constants): Likewise.
8908 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
8909 (alphaev4_next_group): Likewise.
8910 (alphaev5_next_group): Likewise.
8911 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
8912 (c4x_rptb_rpts_p): Likewise.
8913 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
8914 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
8915 (rs6000_adjust_priority): Likewise.
8916 * config/sh/sh.c (sh_loop_align): Use INSN_P.
8917 (machine_dependent_reorg): Likewise.
8918 (split_branches): Likewise.
8919 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
8921 Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com)
8923 * combine.c (recog_for_combine): Remove the old notes
8924 prior to attempting to recognize the new pattern.
8925 (distribute_notes): Ignore REG_NONNEG notes.
8927 2000-08-04 Chandrakala Chavva <cchavva@redhat.com>
8929 * varasm.c (output_constructor): Add .align 0 for packed vars.
8931 2000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca>
8933 * configure.in: Use default thread_file even when enable_threads is
8934 yes or dce because hpux10.20 pa port uses MULTILIB implementation.
8935 * configure: Rebuilt.
8937 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
8939 2000-08-04 Donn Terry (donnte@microsoft.com)
8941 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
8943 2000-08-04 Mark Elbrecht <snowball3@bigfoot.com>
8945 * i386/x-djgpp: Delete code that conditionally modifies target_alias.
8946 Delete code that conditionally modifies 'version'.
8947 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
8948 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
8949 * gcc.c (main): Use it.
8950 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
8951 * prefix.c (update_path): Use it.
8952 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
8953 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
8954 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
8956 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
8957 (SUBTARGET_SWITCHES): Adjust.
8958 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
8960 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
8962 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
8964 * c-common.h (flag_isoc94): Declare.
8965 * c-decl.c (flag_isoc94): Define.
8966 (c_decode_option): Set flag_isoc94 as appropriate.
8967 * c-common.c (T_PD, T_IM, T_UIM): Define.
8968 (format_char_info): Add tlen and jlen.
8969 (print_char_table): Add entries for %t and %j. Allow %zn. Allow
8971 (scan_char_table): Add entries for %t and %j. Allow %F. Allow
8973 (time_char_table): Add NULL entries for %t and %j.
8974 (check_format_info): Allow for %t and %j. Warn for %F if pedantic
8975 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
8976 Warn for printf %lf if pedantic and not C99. Don't warn for empty
8977 precision. Allow precision argument to be unsigned int. If
8978 pedantic, warn for %p passed an argument not a pointer to possibly
8979 qualified void or a possibly qualified character type, and for
8980 pointer targets of the wrong sign, except for character pointers.
8982 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
8984 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
8985 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
8986 (wint_type_node): Define.
8987 * c-decl.c (WINT_TYPE): Define.
8988 (init_decl_processing): Create the wint_type_node type.
8989 * c-common.c (T_WI): Define.
8990 (print_char_table): Use T_WI for %lc format.
8992 2000-08-04 Bruce Korb <bkorb@gnu.org>
8994 * fixinc/: Verified that the MSDOS patch does not break
8995 the UNIX functionality and applied the next three patches
8998 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
9000 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
9001 output file with the temporary one by appending ".X" to generate
9002 the temporary fuile's name. If the output file already has an
9003 extension, replace it with ".X".
9005 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
9006 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
9007 reallocate the command buffer while copying the command-line
9008 argument. Redirect the output directly to the temporary file,
9009 instead of going through another temporary file.
9010 (process): Close the temporary file before unlinking it.
9011 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
9012 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
9013 (run_compiles): Pass p_fixd argument to machine_matches, as it
9016 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
9017 environment, assume there are no symlinks in the include
9018 directory. When cleaning up the DONE files, look for them
9019 case-insensitively. Don't try to remove symlinks if they aren't
9022 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
9023 all callers changed. Declare pz "const char *", to avoid compiler
9026 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
9027 Change prototype of make_raw_shell_str.
9029 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
9031 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
9032 (initialize) [__MSDOS__]: Use tempnam.
9033 (initialize): Don't use SIGPIPE if it is not defined.
9035 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
9038 2000-07-25 Bruce Korb <bkorb@gnu.org>
9040 * fixinc/fix*.[ch]: substantially reworked to make it possible
9041 to run this program without using fork(2) or pipe(2) (i.e. in
9044 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
9046 * cppdefault.h (WINT_TYPE): Define.
9047 * cppinit.c (builtin_array): Define __WINT_TYPE__.
9048 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
9049 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
9051 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
9053 * (mips_legitimate_address_p): Don't allow register+offset
9054 if the offset is large and negative, and we are compiling
9055 for 64 bit registers.
9057 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9059 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
9060 insn_code_number + 1.
9062 2000-08-04 Kazu Hirata <kazu@hxi.com>
9064 * h8300.c (function_prologue): Rearrange code for conciseness.
9065 (function_epilogue): Likewise.
9066 * h8300.h (OK_FOR_U): Fix formatting.
9068 * cse.c: Fix a comment typo. Fix formatting.
9070 2000-08-03 Richard Henderson <rth@cygnus.com>
9072 * config/i386/i386.md (return_indirect_internal): New.
9073 * config/i386/i386.c (ix86_expand_epilogue): Use it.
9075 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
9077 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
9079 (lex_line): Glue @ onto the beginning of identifiers and
9080 string constants, in Objective-C mode.
9081 (output_token, spell_token): Handle CPP_OSTRING.
9082 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
9083 beginning of a NAME or a STRING, in objc mode.
9085 * cpplib.c (get_define_node): Do not permit identifiers that
9086 begin with @ to be #defined.
9087 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
9088 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
9090 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
9091 * c-tree.h (build_objc_string): Delete prototype.
9092 * objc/objc-tree.def: Delete OBJC_STRING_CST.
9093 * c-lex.c (yylex): Use build_string for all three kinds of strings.
9095 * c-parse.in, objc/objc-act.c: Update commentary.
9097 2000-08-03 Mark Mitchell <mark@codesourcery.com>
9099 * extend.texi: Fix typo in last change.
9101 * extend.texi: Add commentary on statement-expressions and their
9102 interactions with C++.
9104 2000-08-03 Nick Clifton <nickc@cygnus.com>
9106 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
9107 * dwarf.h (LANG_JAVA): Change value to 0x000b.
9109 2000-08-03 Anthony Green <green@cygnus.com>
9111 * dwarf2out.c (gen_compile_unit_die): Add java language support.
9112 (add_bound_info): Check for java language.
9113 (is_java): New function.
9114 * dwarfout.c (output_compile_unit_die): Ditto.
9115 * dwarf.h (dwarf_source_language): Add java source language type.
9116 * dwarf2.h (dwarf_source_language): Ditto.
9118 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
9120 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
9123 * i386.c (ix86_expand_branch): Mode of comparison in
9124 IF_THEN_ELSE is VOIDmode.
9126 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
9128 * gengenrtl.c, rtl.c: Avoid #elif.
9130 2000-08-03 Michael Poole <poole@troilus.org>
9132 * tm.texi (Register Classes): Clarify order of sub-initializers
9133 in REG_CLASS_CONTENTS.
9135 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
9137 From SAITOH Masanobu:
9138 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
9140 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
9142 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
9143 is not supported by tradcpp and isn't actually needed for cygwin.
9145 2000-08-03 Kazu Hirata <kazu@hxi.com>
9147 * h8300.c: Fix a comment typo.
9148 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
9150 * jump.c: Fix formatting.
9152 * toplev.c: Fix formatting.
9154 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
9156 * flow.c (find_auto_inc): Verify that we've got a REG before
9157 peeking at its regno. Fail, don't abort if we can't find
9158 the increment of the desired register.
9160 * pa.md (shadd height reduction patterns/splitters): Remove.
9162 2000-08-02 Jim Wilson <wilson@cygnus.com>
9164 * config/ia64/ia64-protos.h (flag_ssa): Declare.
9165 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
9167 2000-08-02 Mark Mitchell <mark@codesourcery.com>
9169 * dce.c: Remove all uses of assert.
9170 * dwarf2out.c: Likewise.
9171 * dwarfout.c: Likewise.
9174 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
9176 * gcc.h (lang_specific_driver): Constify second argument.
9177 * gcc.c (translate_options, process_command, main): Likewise.
9178 Constify variables to match. Cast second argument to
9181 * cppspec.c, gccspec.c: Adjust type of second argument to
9182 lang_specific_driver, and update code as necessary.
9184 2000-08-02 Jakub Jelinek <jakub@redhat.com>
9186 * loop.c (scan_loop): Ensure update_end label does not
9187 go away until reg_scan_update is run.
9189 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
9191 * c-common.h: Prototype min_precision and c_build_qualified_type here...
9192 * c-tree.h: ... not here.
9193 * errors.h: Prototype fancy_abort.
9195 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
9196 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
9197 * regrename.c (regrename_optimize): Make control flow explicit.
9198 (replace_reg_in_block): Initialize reg_use to 0.
9200 * i386.c (legitimate_address_p): Rename error label to
9201 report_error to avoid namespace clash.
9203 2000-08-02 Kazu Hirata <kazu@hxi.com>
9205 * fold-const.c: Fix formatting.
9207 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
9209 * i386.c (legitimate_address_p): Accept other bases than
9210 pic_offset_table_rtx for GOTOFF constructs.
9212 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
9214 * i386.md (shift to lea splitter): Use const_int_operand.
9216 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
9218 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
9219 cppspec.c: Do not use 'legal' or 'illegal' in error messages
9222 * cppmain.c (cb_define, cb_undef): Don't generate any output
9223 if not done_initializing.
9224 * cpplex.c (maybe_paste_with_next): When the token after a ##
9225 is an omitted rest argument, only delete the token before it
9226 if that token is a comma. Do not warn about bogus token
9227 pastes for , ## rest_arg.
9230 * cpp.1: Regenerate.
9232 2000-08-02 Fred Fish <fnf@be.com>
9234 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
9235 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
9238 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
9239 Be directories to search path.
9241 Remove support for __declspec(dllimport) and __declspec(dllexport).
9242 This is leftover cruft from the earlier BeOS gcc port when BeOS
9243 used Microsoft's PE object file format.
9244 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
9245 * config/i386/t-beos (winnt.o): Remove Makefile frag.
9246 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
9247 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
9248 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
9249 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
9250 (REDO_SECTION_INFO_P): Remove.
9251 (ASM_EXPORT_DECL): Remove.
9252 (ASM_DECLARE_FUNCTION_NAME): Remove.
9253 (ASM_DECLARE_OBJECT_NAME): Remove.
9254 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
9255 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
9256 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
9257 (STRIP_NAME_ENCODING): Remove.
9259 Remove support for obsolete version of BeOS that is no longer
9261 * configure.in (i*86-*-beospe*): Remove.
9262 * config/i386/beos-pe.h: Remove.
9264 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
9265 Mark Mitchell <mark@codesourcery.com>
9267 * Makefile.in (OBJS): Added dce.o.
9268 (ssa.o): Updated target to include ssa.h.
9270 (toplev.o): Likewise.
9271 (dce.o): Created target.
9272 * basic-block.h: Added comments.
9273 (INVALID_BLOCK): Added definition.
9274 (connect_infinite_loops_to_exit): Added declaration.
9275 Moved SSA declarations to ssa.h.
9276 * flow.c: Added inclusion of ssa.h.
9277 (struct depth_first_search_dsS, depth_first_search_ds):
9279 (compute_immediate_postdominators): Added definition.
9280 (connect_infinite_loops_to_exit): Likewise.
9281 (flow_dfs_compute_reverse_init): Likewise.
9282 (flow_dfs_compute_reverse_add_bb): Likewise.
9283 (flow_dfs_compute_reverse_execute): Likewise.
9284 (flow_dfs_compute_reverse_finish): Likewise.
9285 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
9286 (LABEL_P): Added definition.
9289 (BARRIER_P): Likewise.
9290 (JUMP_TABLE_DATA_P): Likewise.
9291 (INSN_DEAD_CODE_P): Likewise.
9292 * ssa.c: Replaced inclusions with ssa.h inclusion.
9293 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
9294 (rename_registers): Removed unnecessary variables.
9295 * ssa.h: Created by moving declarations from ssa.c and
9297 * timevar.def: Defined TV_DEAD_CODE_ELIM.
9298 * toplev.c: Added ssa.h inclusion.
9299 (dump_file_index): Added DFI_dce.
9300 (dump_file): Added "dce" entry.
9302 (f_options): Added dce entry.
9303 * invoke.texi: Document -fdce. Emphasize experimental status of
9307 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
9309 * cpperror.c (v_message): Split into _cpp_begin_message and
9310 v_message macro. All callers updated.
9311 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
9314 * cppfiles.c (cpp_syshdr_flags): New function.
9315 (read_include_file): Don't call cpp_output_tokens. Call
9317 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
9318 (cpp_reader_init): Don't initialize token_buffer. Call
9319 _cpp_init_internal_pragmas.
9320 (cpp_cleanup): Don't clear token_buffer.
9321 (cpp_start_read): Don't worry about output from -D processing.
9322 Don't call cpp_output_tokens.
9323 (cpp_finish): Don't dump macros here. Don't call
9325 * cppmacro.c (_cpp_dump_definition): Rename
9326 cpp_dump_definition. Write directly to a FILE *.
9327 (dump_funlike_macro): Delete.
9328 (dump_macro_args): New.
9330 * cpplex.c (TOKEN_LEN): Convert to inline function.
9331 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
9332 cpp_scan_line, _cpp_dump_list): Delete.
9333 (cpp_printf, cpp_output_list): New.
9334 (output_line_command): Don't worry about entering or leaving files.
9335 (cpp_scan_buffer): Just output each token as we hit it.
9336 (process_directive): Don't call cpp_output_tokens.
9337 (_cpp_glue_header_name): Don't use token_buffer.
9338 (output_token, dump_param_spelling): Write directly to a FILE *.
9340 * cpplib.c (pass_thru_directive, dump_macro_name,
9341 pragma_dispatch, do_pragma_gcc): Delete.
9342 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
9343 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
9345 (do_error, do_warning, pragma_dependency): Call
9346 _cpp_begin_message, then cpp_output_list.
9347 (cpp_register_pragma, cpp_register_pragma_space,
9348 _cpp_init_internal_pragmas): New.
9349 (do_pragma): Walk the pragmas table here.
9350 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
9351 do_pragma_dependency): Return void.
9352 (do_pragma_implementation): Moved to cppmain.c.
9354 * cpplib.h: Update prototypes.
9355 (struct cpp_reader): Remove printer, token_buffer,
9356 token_buffer_size, and limit. Add struct cb, and pragmas.
9357 (struct cpp_printer): Remove last_id and written.
9358 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
9359 CPP_ADJUST_WRITTEN): Delete.
9360 * cpphash.h: Update prototypes.
9361 (ufputs): New wrapper.
9363 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
9364 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
9365 (main): Set up callbacks. Register #pragma implementation.
9366 Dump macros from here.
9368 2000-08-01 Geoff Keating <geoffk@cygnus.com>
9370 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
9371 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
9372 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
9373 insns if they have a REG_MAYBE_DEAD note attached.
9374 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
9375 (rs6000_emit_load_toc_table): TOC loads may go dead.
9377 2000-08-01 Jim Wilson <wilson@cygnus.com>
9379 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
9380 type exists before using it. Use number of words as alignment
9382 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
9383 ia64_va_arg): Propagate ia64_function_args changes here.
9385 2000-08-01 Richard Henderson <rth@cygnus.com>
9387 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
9388 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
9390 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
9392 From Joern Rennecke:
9393 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
9394 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
9395 unless TARGET_SH3E is set.
9396 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
9398 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
9399 (ashlsi3_std): New pattern.
9400 (ashlsi3 expander): Use it for TARGET_SH3.
9401 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
9403 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
9405 * loop.c (canonicalize_condition): Use destination, not source to
9406 determine SET's mode.
9408 2000-07-31 Mark Mitchell <mark@codesourcery.com>
9410 * flow.c (clear_log_links): Fix typo.
9412 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
9414 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
9415 on targets which need more than one insn for a compare/cbranch
9418 2000-07-31 Jim Wilson <wilson@cygnus.com>
9420 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
9421 when computing offset.
9423 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
9425 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
9427 2000-07-31 Geoff Keating <geoffk@cygnus.com>
9429 * flow.c (clear_log_links): Nuke global_live_at_start and
9430 global_live_at_end data, since if the log_links stuff is invalid
9431 so is global_live_at_*.
9433 2000-07-31 Richard Henderson <rth@cygnus.com>
9435 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
9437 2000-07-31 Jakub Jelinek <jakub@redhat.com>
9439 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
9440 (_cpp_get_token): Don't macro expand a just pasted token if it
9441 was pasted at no_expand_level.
9443 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
9445 * cppmacro.c (find_param, count_params, save_expansion):
9446 Permit 'defined' as a macro parameter name.
9448 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
9450 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
9451 xcpp to cpp throughout.
9452 (native): Remove unnecessary dependency on cpp.
9454 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
9455 tradcpp to tradcpp0.
9456 (.i spec): Add missing output-file spec to cc1 command line.
9457 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
9459 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
9461 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
9462 (implicit_decl_warning): New function.
9463 (implicitly_declare): Use it.
9464 * c-typeck.c (build_external_ref): Use implicit_decl_warning
9465 to complain about implicit decls of builtins.
9467 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
9468 based on pedantic && flag_isoc99, if not already set.
9469 * c-tree.h: Declare mesg_implicit_function_declaration.
9470 Prototype implicit_decl_warning.
9472 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
9474 * Makefile.in (ssa.o): Updated header files in dependences.
9475 * basic-block.h: Added compute_immediate_postdominators declaration.
9476 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
9478 * flow.c (compute_immediate_dominators): Updated comment.
9479 (compute_immediate_postdominators): Added definition.
9480 * rtl.h (HARD_REGISTER_P): Added definition.
9481 * ssa.c: Include additional header files.
9482 (assert): Added definition.
9483 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
9484 include select hard registers.
9485 (ssa_rename_to_insert): Likewise.
9486 (ssa_rename_from_initialize): Likewise.
9487 (ssa_rename_from_lookup): Likewise.
9488 (original_register): Likewise.
9489 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
9490 include select hard reigsters.
9491 (ssa_rename_from_traverse): Likewise.
9492 (ssa_rename_from_free): Likewise.
9493 (ssa_rename_from_print): Likewise.
9494 (ssa_rename_from_print_1): Likewise.
9495 (ssa_rename_from_hash_function): Likewise.
9496 (ssa_rename_from_equal): Likewise.
9497 (ssa_rename_from_delete): Likewise.
9498 (simplify_to_immediate_dominators): Removed in favor of
9499 flow.c:compute_immediate_dominators.
9500 (find_evaluations_1): Modified to work with hard registers.
9501 (insert_phi_node): Likewise.
9502 (insert_phi_nodes): Likewise.
9503 (struct rename_set_data): Updated prev_reg comment.
9504 (create_delayed_rename): Modified to work with hard registers.
9505 (RENAME_NO_RTX): Updated comment.
9506 (apply_delayed_renames): Modified to work with hard registers.
9507 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
9508 (rename_block): Updated to use revised ssa_rename_to interface.
9509 (rename_registers): Updated to use revised ssa_rename_to and
9510 ssa_rename_from interface.
9511 (convert_to_ssa): Revised to use compute_immediate_dominators and
9512 deal with hard registers.
9513 (make_regs_equivalent_over_bad_edges): Modified to work with hard
9514 registers. Added check for illegal unification of hard register.
9515 (make_equivalent_phi_alternatives_equivalent): Modified to work
9516 with hard registers.
9517 (compute_conservative_reg_partition): Likewise.
9518 (coalesce_if_unconflicting): Modified to work with hard registers
9519 and check for conflicting hard registers.
9520 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
9522 (rename_equivalent_regs_in_insn): Modified to work with hard
9524 (record_canonical_element_1): Added definition.
9525 (check_hard_regs_in_partition): Added definition.
9526 (convert_from_ssa): Added data structure deallocation and check
9527 for illegal hard register unification.
9528 (conflict_hard_regs_p): Added definition.
9529 * toplev.c (rest_of_compilation): Added comment.
9531 2000-07-31 Anthony Green <green@redhat.com>
9533 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
9535 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
9537 * builtins.c (expand_builtin_apply): Don't defer pop during
9540 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9542 * calls.c (combine_pending_stack_adjustment_and_call): Only use
9543 preferred_unit_stack_boundary when it is > 1.
9545 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
9547 * c-common.c (init_function_format_info): Add C99 format functions
9550 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
9551 void' or 'register void' as being the special case of 'void' alone
9552 in a parameter list.
9554 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
9555 discarding qualifiers into a plain warning.
9557 2000-07-31 Kazu Hirata <kazu@hxi.com>
9559 * combine.c: Fix formatting.
9561 * h8300.md: Fix formatting.
9563 * local-alloc.c: Fix formatting.
9565 * h8300.c (get_shift_alg): Remove the variable alg.
9566 (emit_a_shift): Rearrange code to improve readability.
9568 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
9570 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
9571 HImode on all architectures and a combination of HImode and SImode
9572 on H8/300H and H8/S.
9574 * h8300.c (split_adds_subs): Rearrange code for conciseness.
9576 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
9578 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
9581 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
9583 * recog.c (extract_insn): Set operand_mode according to
9584 operand if match_operand is VOIDmode.
9586 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
9588 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
9590 2000-07-31 Geoff Keating <geoffk@cygnus.com>
9592 * c-parse.in (extdefs): Call ggc_collect between external
9595 2000-07-30 Michael Hayes <mhayes@cygnus.com>
9596 Richard Henderson <rth@cygnus.com>
9598 * Makefile.in (OBJS): Add doloop.o.
9599 * doloop.c: New file.
9601 * final.c (insn_current_reference_address): Return 0 before final.
9602 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
9603 * jump.c (any_uncondjump_p): Likewise.
9604 * loop.c (indirect_jump_in_function): Make static.
9605 (strength_reduce): Call doloop_optimize.
9606 (insert_bct, instrument_loop_bct): Remove.
9607 * loop.h (doloop_optimize): Prototype.
9608 * recog.c (split_all_insns): Split all INSN_P.
9609 * toplev.c (flag_branch_on_count_reg): Default on.
9611 * config/c4x/c4x.c (c4x_optimization_options): Don't set
9612 flag_branch_on_count_reg.
9613 * config/i386/i386.c (override_options): Likewise.
9614 * config/rs6000/rs6000.c (optimization_options): Likewise.
9616 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
9618 (dbra_ge): Remove, as well as all it's splitters.
9620 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
9623 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
9624 (ia64_register_move_cost): Declare.
9625 * config/ia64/ia64.c (ar_lc_reg_operand): New.
9626 (struct ia64_frame_info): Add ar_size.
9627 (ia64_compute_frame_size): Set it.
9628 (save_restore_insns): Save and restore ar.lc.
9629 (ia64_register_move_cost): New, moved from header file. Handle
9630 application registers.
9631 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
9632 (emit_insn_group_barriers): Special case doloop_end_internal.
9633 (ia64_epilogue_uses): Mark ar.lc live at end.
9634 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
9635 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
9636 (FIRST_PSEUDO_REGISTER): Make room.
9637 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
9638 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
9639 (REG_ALLOC_ORDER): Update.
9640 (HARD_REGNO_MODE_OK): Update.
9641 (REGISTER_NAMES): Update.
9642 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
9643 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
9644 (REGNO_REG_CLASS): Update.
9645 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
9646 (REGISTER_MOVE_COST): Move out of line.
9647 (PREDICATE_CODES): Update.
9648 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
9649 (addsi3_plus1_alt, adddi3_plus1_alt): New.
9650 (shladd_elim splitter): Allow constants in the predicate.
9651 (doloop_end, doloop_end_internal): New.
9653 2000-07-30 Richard Henderson <rth@cygnus.com>
9655 * genattrtab.c (struct insn_def): Add lineno member.
9656 (struct insn_ent): Likewise.
9657 (struct attr_desc): Likewise.
9658 (struct delay_desc): Likewise.
9659 (struct function_unit_op): Likewise.
9660 (struct function_unit): Likewise.
9661 (check_attr_value): Use message_with_line.
9662 (check_defs): Likewise.
9663 (expand_units): Likewise.
9664 (check_attr_test): Take a lineno argument.
9665 (gen_attr): Likewise.
9666 (gen_insn): Likewise.
9667 (gen_delay): Likewise.
9668 (gen_unit): Likewise.
9669 (main): Give it to them.
9670 (convert_set_attr_alternative): Take an insn_def argument
9671 instead of num_alt and insn_index.
9672 (convert_set_attr): Likewise.
9673 (write_test_expr): Protect INSN_ADDRESSES load
9674 with INSN_ADDRESSES_SET_P.
9676 2000-07-30 Richard Henderson <rth@cygnus.com>
9678 * flow.c (init_propagate_block_info): Use pc_set.
9680 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
9682 * i386.md (*lea_general_[123]) New insns and splits.
9683 (addsi3 to lea splitter): Handle other modes too.
9684 (shlsi3 to lea splitter): Likewise.
9685 (addhi_1_lea, shlhi_1_lea): New patterns.
9686 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
9688 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
9690 * recog.c (general_operand, nonimmediate_operand): Accept
9691 any mode for VOIDmode CONSTANT_P operands.
9693 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
9695 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
9696 instead of replace_rtx.
9697 * recog.c (validate_replace_rtx_subexp): New function.
9698 * recog.h (validate_replace_rtx_subexp): Declare.
9700 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
9702 * combine.c (simplify_set, make_extraction, make_compound_operation
9703 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
9704 as force_to_mode argument.
9706 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
9708 * combine.c (if_then_else_cond): Be sure that mode fits in
9711 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
9713 * combine.c (record_promoted_value): Allow bitsize of mode
9714 to be equivalent to HOST_BITS_PER_WISE_INT.
9716 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
9718 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
9719 Do not call gen_mode_alignment when mode is BLKmode.
9721 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
9723 * loop.c (express_from_1): Fix call of simplify_gen_binary.
9725 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
9727 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
9728 VOIDmode implies both operands to be VOIDmode.
9729 (simplify_ternary_operation): Compute properly the mode of comparison.
9730 * combine.c (combine_simplify_rtx): Likewise.
9732 2000-07-25 Michael Hayes <mph@paradise.net.nz>
9734 * basic-block.h (struct loops): New field rc_order.
9735 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
9736 (flow_loops_free): Free rc_order.
9737 (flow_depth_first_order_compute): New parameter rc_order.
9738 (flow_loops_find): Allocate rc_order and swap usage with
9741 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9742 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9744 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
9745 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
9746 (nodb_call, return_from_epilogue): Likewise.
9747 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
9748 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
9749 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
9750 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
9751 (c4x_valid_type_attribute_p): Likewise.
9752 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
9753 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
9755 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9757 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
9758 and loadhi_big_constant if applicable.
9759 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
9760 and add new splitter.s
9762 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9764 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
9766 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9768 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
9770 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9772 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
9774 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9776 * config/c4x/libgcc.S (divqf3): Improve accuracy.
9778 2000-07-27 Mark Mitchell <mark@codesourcery.com>
9780 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
9781 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
9782 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
9783 (get_prev_bb_note): Likewise.
9784 (remove_scope_notes): Likewise.
9785 * flow.c (commit_one_edge_insertion): Likewise.
9786 (merge_blocks_nomove): Likewise.
9787 (verify_flow_info): Likewise.
9788 * gcse.c (insert_insn_end_bb): Likewise.
9789 * reg-stack.c (emit_swap_insn): Likewise.
9790 * ssa.c (first_insn_after_basic_block_note): New function.
9791 (insert_phi_node): Use it.
9792 (rename_block): Likewise.
9793 (eliminate_phi): Likewise.
9794 (make_regs_equivalent_over_bad_edges): Likewise.
9795 (make_equivalent_phi_alternatives_equivalent): Likewise.
9796 (for_each_successor_phi): Likewise.
9797 (convert_from_ssa): Modify phi-node deletion algorithm.
9799 2000-07-29 Andreas Jaeger <aj@suse.de>
9801 * configure.in (mips*-*-linux*): Use mips*el to check for little
9802 endian MIPS, add tmake_file.
9804 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
9805 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
9806 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
9808 2000-07-28 Richard Henderson <rth@cygnus.com>
9810 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
9811 Sign extend mode size before negating.
9813 2000-07-28 Richard Henderson <rth@cygnus.com>
9815 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
9817 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
9819 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
9820 (cse_insn): Likewise.
9821 (addr_affects_sp_p): Likewise.
9822 * expr.c (move_by_pieces): Likewise.
9823 (clear_by_pieces): Likewise.
9824 * gcse.c (oprs_unchanged_p): Likewise.
9825 * haifa-sched.c (sched_analyze_2): Likewise.
9826 * recog.c (offsettable_address_p): Likewise.
9827 * regclass.c (record_address_regs): Likewise.
9828 * reload.c (find_reusable_reload): Likewise.
9829 (push_reload): Likewise.
9830 (operands_match_p): Likewise.
9831 (decompose): Likewise.
9832 (find_reloads_address_1): Likewise.
9833 (find_inc_amount): Likewise.
9834 * reload1.c (elimination_effects): Likewise.
9835 * resource.c (mark_set_resources): Likewise.
9836 * flow.c (attempt_auto_inc): New function; mostly broken out
9838 (find_auto_inc): Split into two functions and enhanced to
9839 generate POST_MODIFY.
9840 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
9841 * rtl.h (count_all_occurrences): Declare.
9842 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
9844 * rtlanal.c (count_all_occurrences): New function.
9845 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
9846 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
9848 * config/ia64/ia64-protos.h (destination_operand): Declare.
9849 * config/ia64/ia64.c (destination_operand): New function.
9850 (ia64_print_operand): Handle POST_MODIFY.
9851 (rtx_needs_barrier): Likewise.
9852 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
9853 (HAVE_POST_MODIFY_REG): Define to 1.
9854 (MAX_REGS_PER_ADDRESS): Change to 2.
9855 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
9856 (LEGITIMATE_ADDRESS_REG): New helper macro.
9857 (LEGITIMATE_ADDRESS_DISP): Likewise.
9858 (PREDICATE_CODES): Add entry for destination_operand.
9859 * config/ia64/ia64.md (all mov patterns): Use destination_operand
9860 predicate for operand 0.
9862 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9864 * dwarf2out.c: Indent #error directive.
9866 * gbl-ctors.h: Fix typo in comment.
9867 (__do_global_ctors): Prototype.
9869 * gcse.c (record_one_set, pre_delete): Remove unused variables.
9871 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
9872 (print_operand): Initialize variable `t'.
9874 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
9876 * config/arm/arm.md ("call_value"): removed constraints.
9877 Constraints are ignored in expanders.
9878 (*call_value_reg): split =rf into various constraints.
9879 (*call_value_mem): same
9880 (*call_value_symbol): same
9881 (*sibcall_value_insn): same
9883 2000-07-28 Philipp Thomas <pthomas@suse.de>
9885 * install.texi (--enable-nls): Change the description of the NLS
9886 related configure options to match the current state.
9887 (--with-included-gettext): Likewise.
9888 (--enable-maintainer-mode): New description added.
9889 * extend.texi (-fstrict-prototype): Add missing '.'.
9891 2000-07-27 Jim Wilson <wilson@cygnus.com>
9893 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
9894 DECL_INITIAL (decl) == NULL_TREE.
9896 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
9898 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
9899 on insn-attr.h with it.
9900 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
9901 * insn-addr.h: New header.
9902 (insn_addresses_): Renamed from insn_addresses.
9903 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
9904 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
9905 INSN_ADDRESSES_NEW): New macros.
9906 * genattrtab.c (write_test_expr): Use new macros.
9907 * final.c (insn_addresses, init_insn_lengths): Likewise.
9908 (align_fuzz, shorten_branches): Likewise.
9909 (final): Likewise. Do not reject new insns if their addresses
9910 have been added to INSN_ADDRESSES.
9911 * config/arm/arm.c, config/avr/avr.c: Use new macros.
9912 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
9913 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
9914 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
9915 * config/sh/sh.c: Likewise.
9916 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
9918 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
9920 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
9922 * gcc.c (struct prefix_list): Add member priority.
9923 (enum path_prefix_priority): Declare.
9924 (add_prefix): Replace ``first'' with ``priority''. Append new
9925 entry but keep list in priority order.
9926 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
9927 PREFIX_PRIORITY_LAST to add_prefix.
9928 (process_command): Move include kludge - foo/stageN - to before
9931 2000-07-27 Jason Merrill <jason@redhat.com>
9933 * dwarf2out.c (gen_typedef_die): Abort if we get identical
9934 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
9936 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
9938 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
9939 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
9941 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
9943 * c-decl.c (finish_function): Don't treat 'main' specially unless
9944 flag_hosted. In C99 mode, return 0 from 'main' unless
9945 DEFAULT_MAIN_RETURN is otherwise defined.
9947 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
9948 parameters defaulting to int in an old-style function definition.
9950 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9952 * c-parse.in (string): For -Wtraditional, warn about string
9953 concatenation only once per line.
9955 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
9957 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
9958 for HI-UX/WE2 systems.
9960 2000-07-24 Bruce Korb <bkorb@gnu.org>
9962 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
9963 defining the __xxx_TYPE__ macros.
9964 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
9965 * fixincl/fixlib.h: don't need to include "tm.h" anymore
9966 * fixincl/inclhack.def(type_map): now obsolete
9968 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
9970 * cpp.texi: Append a trailing full-stop to xrefs where needed.
9972 2000-07-26 Dave Pitts <dpitts@cozx.com>
9974 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
9976 (mvs_hash_alias): New function.
9977 (mvs_add_alias): Change argument spacing.
9978 (mvs_need_alias): Change aliasing criteria. Added documentation.
9979 (mvs_get_alias): Change to use hashed name. The hashed name prevents
9980 CSECT name collisions.
9981 (mvs_check_alias): Likewise.
9982 (handle_pragma): Change documentation.
9983 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
9984 mode from SImode to DImode.
9985 (iorhi3): Changed LTORG size for insn.
9987 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
9989 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
9990 mem if the address is a mode_dependent_address_p.
9992 2000-07-26 Kazu Hirata <kazu@hxi.com>
9994 * h8300.c (print_operand): Print ":8" when the 'R' operand is
9995 suitable for 8-bit absolute.
9996 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
9997 (OK_FOR_U): Add a case for the 8-bit constant address on the
10000 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
10002 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
10003 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
10004 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
10005 lack of implemented alignment.
10007 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
10009 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
10010 cross-compiling between 64-bit and 32-bit machines.
10012 2000-07-27 Richard Henderson <rth@cygnus.com>
10014 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
10015 (movhicc_astep, movhi_internal_astep): New.
10016 (movsicc_astep, movsi_internal_astep): New.
10017 (movdicc_astep, movdi_internal_astep): New.
10018 (movsfcc_astep, movsf_internal_astep): New.
10019 (movdfcc_astep, movdf_internal_astep): New.
10020 (movxfcc_astep, movxf_internal_astep): New.
10021 (cmovdi_internal_astep, cmovsi_internal_astep): New.
10022 Unify the cmov[ds]i splitters.
10024 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
10026 * real.c (asctoeg): Rename `error' label to unexpected_char_error
10028 2000-07-26 Nick Clifton <nickc@cygnus.com>
10030 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
10031 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
10033 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
10034 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
10036 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
10038 * c-decl.c (finish_enum): Convert enumerations that fit in an
10040 (build_enumerator): In pedantic mode, cast to `int' those that
10043 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
10045 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
10047 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
10049 * sh.md (cmpgtdi_t): Must be split.
10050 (cmpgtdi_t+1): New splitter.
10052 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
10054 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
10055 warnings for indented directives even if we are skipping.
10057 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
10059 * invoke.texi (strict-prototypes): Remove.
10060 * extend.texi (Deprecated Features): Add strict-prototypes.
10061 (Backwards Compatibility): New node.
10063 2000-07-25 Jakub Jelinek <jakub@redhat.com>
10065 * config/i386/i386.md (andsi_1+1): Allow HImode.
10066 (andsi_1+2): Require q_regs_operand.
10068 2000-07-25 Jakub Jelinek <jakub@redhat.com>
10070 * config/i386/i386.md (call_pop): Check operands[0],
10071 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
10073 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
10074 (call_value): Likewise.
10076 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
10078 * toplev.c (pipe_closed): Delete.
10079 (crash_signal): New. Generate ICE for a fatal signal.
10080 (float_signal): Call crash_signal outside a float-handler
10082 (main): Install crash_signal as handler for core-dumping signals.
10084 2000-07-25 David Edelsohn <edelsohn@gnu.org>
10086 * rs6000.c (print_operand, case 'T'): New case.
10088 * rs6000.md (call_indirect_aix32): Convert to expander of
10089 scheduled instructions.
10090 (call_indirect_aix64): Likewise.
10091 (call_value_indirect_aix{32,64}): Likewise.
10092 (call, call_value): Invoke expanders for AIX. Fall through to
10094 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
10095 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
10096 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
10097 only "g" constraint.
10098 (call_nonlocal_aix64): Likewise.
10099 (call_value_nonlocal_aix{32,64}): Likewise.
10100 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
10102 (call_value_nonlocal_sysv): New pattern.
10103 (indirect_jump{si,di}): Use new 'T' modifier.
10104 (tablejump{si,di} matchers): Likewise.
10105 (return_internal_{si,di}): Likewise.
10106 (return_eh_{si,di}): Likewise.
10108 2000-07-24 Richard Henderson <rth@cygnus.com>
10110 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
10111 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
10112 * config/ia64/ia64.md (movdi_internal): Use it.
10114 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
10116 * cppexp.c: Warn about unary + if -Wtraditional.
10117 * cpplex.c (lex_line): Always set BOL on the first token of a line.
10119 2000-07-24 Michael Meissner <meissner@redhat.com>
10121 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
10124 2000-07-24 Nick Clifton <nickc@cygnus.com>
10126 * config/arm/arm.c (emit_multi_reg_push): Generate a
10127 REG_FRAME_RELEATED_NOTE that is compatable with the code in
10128 dwarf2out_debug_frame_expr.
10130 2000-07-24 Jason Merrill <jason@redhat.com>
10132 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
10133 UNALIGNED_INT_ASM_OP.
10134 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
10135 a location expression.
10136 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
10137 assume indirect access if we're saving the CFA address exactly.
10139 * Makefile.in (bootstrap): Move -BstageN/ to the end.
10141 2000-07-24 Jakub Jelinek <jakub@redhat.com>
10143 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
10146 2000-07-24 Michael Meissner <meissner@redhat.com>
10148 * invoke.texi (D30V Options): Add d30v options.
10150 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
10152 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
10153 needed by our gcse pass anymore.
10154 (free_pre_mem): Corresponding changes.
10155 (compute_pre_data): Do not call compute_transpout anymore.
10157 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
10158 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
10161 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
10162 (compute_pre_data): Do it here instead.
10164 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
10166 (pre_delete): Corresponding changes.
10168 2000-07-23 Mark Mitchell <mark@codesourcery.com>
10170 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
10171 to figure out whether or not a variable has already been emitted.
10173 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
10175 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
10176 instead of gen_call.
10178 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
10180 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
10182 2000-07-23 Kazu Hirata <kazu@hxi.com>
10184 * h8300.c: Fix formatting.
10186 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
10188 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
10189 for `long' switch expression into a plain warning.
10191 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
10192 (yylex): Don't pedwarn for "inline" in C99 mode.
10194 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
10196 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
10197 ggc_alloc): Likewise.
10198 * bb-reorder.c (dump_scope_forest_1): Likewise.
10200 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
10202 * reload.c (find_reloads_toplev): Add new parameter
10203 "address_reloaded".
10204 (find_reloads): Add new parameter to find_reloads_toplev calls.
10206 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
10208 * collect2.c (main): Typo fixed.
10209 * diagnostic.c: Typo fixed.
10210 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
10211 * eh-common.h: Typo fixed.
10212 * emit-rtl.c (start_sequence): Typo fixed.
10213 * flow.c (find_label_refs): Typo fixed.
10214 (calculate_global_regs_live): Typo fixed.
10215 (mark_regno_cond_dead): Typo fixed.
10216 (create_edge_list): Typos fixed.
10217 (verify_edge_list): Typo fixed.
10218 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
10219 * loop.c (strength_reduce): Typo in function name fixed.
10220 * rtl.h: Added comments. Typo in function name fixed.
10221 * rtlanal.c: Typo in function name fixed.
10222 (insn_dependant_p): Rename to ...
10223 (insn_dependent_p): ... this.
10224 (computed_jumo_p): Typo fixed.
10226 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10228 * system.h (__FUNCTION__): Wrap definition in #ifndef.
10230 2000-07-21 David Edelsohn <edelsohn@gnu.org>
10232 * rs6000.h (SIZE_TYPE): Define.
10234 2000-07-21 Mark Mitchell <mark@codesourcery.com>
10236 * ssa.c (rename_insn_1): Don't rename registers that are
10239 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
10241 * diagnostic.c (trim_filename, fancy_abort): Moved here from
10243 (fatal_function, set_fatal_function): Removed.
10244 (fatal): Don't prepare for or call the fatal_function.
10245 (diagnostic_lock, error_recursion): New.
10246 (diagnostic_for_decl, report_diagnostic): Guard against
10247 re-entering the error reporting routines.
10248 (fancy_abort): Assume function is not NULL.
10250 * errors.c (fancy_abort): New. Assume function is not NULL.
10251 * tradcpp.c (fancy_abort): Assume function is not NULL.
10253 * system.h: Provide default definition of __FUNCTION__.
10254 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
10255 Always use __FUNCTION__ in definition of abort.
10256 * tree.h: Likewise.
10257 * varray.h: Likewise.
10258 * toplev.h: Likewise. Don't prototype set_fatal_function.
10260 2000-07-20 Geoff Keating <geoffk@cygnus.com>
10262 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
10264 * glimits.h: Don't do #if defined for ARCH_PPC.
10266 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
10267 constants of size no larger than a pointer should go in the TOC.
10268 Add 'MODE' parameter.
10269 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
10270 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
10271 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
10272 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
10273 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
10274 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
10275 (rs6000_legitimize_address): Likewise.
10276 (rs6000_emit_move): Likewise.
10277 (rs6000_select_rtx_section): Likewise.
10278 (output_toc): Deal properly with outputting small constants like
10279 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
10280 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
10281 MODE parameter. Put small constants in the TOC.
10283 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
10285 (rs6000_emit_move): When reload calls us with an illegitimate
10286 address, exit early. Move the change_address calls to one place
10287 at the end of the routine. Merge the SImode and DImode expanders.
10288 When called by reload to put an integer into a FP register, force
10291 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
10293 (rs6000_hash_constant): Hash mode too.
10294 (toc_hash_function): Allow for key_mode.
10295 (toc_hash_eq): Structures are different if key_mode differs.
10296 (output_toc): Add 'mode' parameter. Save key_mode.
10297 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
10298 Pass 'mode' parameter.
10299 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
10301 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
10302 for vtable references.
10304 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
10305 choice, don't put integer values in FP regs.
10307 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
10309 * flow.c (verify_flow_info): Revamp code to verify that the
10310 head and end of each basic block are in the insn chain.
10312 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
10314 * gcse.c (record_one_set): Prepend instead of append onto
10315 reg_set_table, making it O(n) instead O(n^2).
10316 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
10317 Use a queue instead of a stack as worklist.
10319 2000-07-20 Kazu Hirata <kazu@hxi.com>
10321 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
10322 * h8300.h (OK_FOR_T): New.
10323 (EXTRA_CONSTRAINT): Support OK_FOR_T.
10324 * h8300.md: Use inc/dec.[wl] for increment/decrement
10325 by 1 and 2 in HI and SI modes.
10327 2000-07-20 Jim Wilson <wilson@cygnus.com>
10329 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
10330 larger than 14 bits.
10332 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
10334 * cppmacro.c (CAN_PASTE_AFTER): New macro.
10335 (count_params): Don't set GNU_REST_ARGS on anything.
10336 (save_expansion): Set PASTE_LEFT only on tokens for which
10337 CAN_PASTE_AFTER is true, or which are named operators.
10339 * cpplex.c (parse_args): Distinguish between a rest argument
10340 given one empty argument, and a rest argument given zero arguments.
10341 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
10342 deletion of previous token based on that.
10343 (get_raw_token): Flatten some control structure.
10345 * cpplib.h (CPP_LAST_EQ): Correct.
10346 (VOID_REST): New token flag.
10347 (GNU_REST_ARGS): Delete.
10349 * tradcpp.c (main): Don't munge -D options.
10350 (make_definition): Bring -D handling in line with cpplib.
10351 (do_define): Strip all leading whitespace from macro definitions.
10353 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
10355 * Makefile.in (tradcpp): Depend on intl.o and version.o.
10357 2000-07-20 Bruce Korb <bkorb@gnu.org>
10359 * fixincl/check.tpl: strip the platform specific types before testing
10360 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
10361 * fixincl/fixincl.tpl: use platform specific types
10362 * fixincl/fixlib.h: include the platform specific types
10363 * fixincl/inclhack.def(gnu_types): don't supply the types
10364 * fixincl/fixincl.x: regen
10366 2000-07-19 Jim Wilson <wilson@cygnus.com>
10368 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
10371 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
10373 * tradcpp.c (rescan): Do not recognize directives when the #
10376 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
10378 Implement C++ named operators.
10380 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
10381 of operators allowed in #if and having an _EQ variant. Add
10382 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
10383 (cpp_token flags): Add NAMED_OP.
10384 (enum node_type): Add T_OPERATOR.
10385 (struct cpp_hashnode): Add code slot to value union.
10386 * cpphash.h (spec_nodes): Remove n_defined.
10388 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
10389 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
10390 (is_macro_disabled): Tweak error messages.
10392 * cpplib.c (get_define_node): Disallow all named operators as
10393 macro names. Tweak error messages.
10394 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
10396 * cppinit.c (builtin_array): Add entries for the named operators.
10397 * cppexp.c (lex): Check for CPP_DEFINED token.
10398 (priority table): Add entries for CPP_MIN and CPP_MAX.
10399 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
10401 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
10403 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
10404 larger than the array of cuids.
10405 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
10408 2000-07-19 Bruce Korb <bkorb@gnu.org>
10410 * fixinc/fixincl.c: Convert to using a table of environment variables
10411 and activate the auto-edit marker on the fixed output files.
10412 * fixinc/fixlib.h: Define the environment table
10413 * fixinc/fixincl.sh: export the ${INPUT} dir
10414 * fixinc/check.tpl: likewise
10416 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
10418 * gcc.c (.h spec): Fix typo.
10420 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
10422 * Makefile.in: Fix tradcif.c path.
10424 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
10426 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
10429 * cpphash.h (TOKEN_NAME): New macro.
10430 (_cpp_spell_operator): Deleted.
10431 (token_spellings): Now _cpp_token_spellings.
10433 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
10434 * cpplex.c: Use OP and TK macros when expanding the
10435 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
10436 store the stringification of the enumeration name (CPP_CHAR,
10437 etc.) in the name slot of token_spellings.
10438 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
10439 token_spellings directly.
10440 * cpplib.c: Use TOKEN_SPELL.
10442 * cpplex.c (_cpp_push_token): If the token being pushed back
10443 is the previous token in this context, just subtract one from
10445 * cppmacro.c (save_expansion): Clear aux field when storing a
10448 2000-07-18 Jakub Jelinek <jakub@redhat.com>
10450 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
10451 buffer, provided it is not NULL.
10453 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
10455 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
10456 case of invalid volatile re-declaration.
10458 2000-07-18 Jakub Jelinek <jakub@redhat.com>
10460 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
10461 (expand_call): Adjust caller.
10463 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
10465 * diagnostic.h (report_diagnostic): Change prototype.
10467 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
10468 diagnostic_for_decl): Change prototype.
10469 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
10470 error, warning, error_with_file_and_line,
10471 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
10472 Adjust call to report_diagnostic, diagnostic_for_decl.
10473 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
10474 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
10476 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
10477 varaible argument list.
10479 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
10481 * cpphash.c: Don't include hashtab.h. Most macro-handling code
10482 moved to cppmacro.c.
10483 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
10484 dump_hash_helper): Delete.
10485 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
10486 cpp_forall_identifiers): New. Implement specialized version of
10487 Vlad's expandable hash table.
10488 (cpp_lookup): Use new functions.
10489 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
10491 * cppmacro.c: New file.
10492 * cppinit.c (dump_macros_helper): New.
10493 (cpp_finish): Iterate over the identifier table directly.
10494 * cpplex.c (parse_name): Calculate the hash of the identifier
10495 while we scan it. Use _cpp_lookup_with_hash when we can.
10497 * cpphash.h: Update prototypes.
10498 (xcnewvec, HASHSTEP): New helper macros.
10499 * cpplib.h: Update prototypes.
10500 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
10501 (cppmacro.o): New rule.
10502 (cpphash.o): Update deps.
10504 * cppmain.c: Do not set pfile->printer if no_output is on.
10506 2000-07-15 Neil Booth <neilb@earthling.net>
10508 * cpplib.c: Change all directive-handler functions to return
10510 * cpphash.h: Update typedefs.
10512 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
10514 * configure: Regenerate.
10516 * extend.texi (Extended Asm): Mention that a memory clobber
10517 does not count as a side-effect.
10519 * unroll.c (copy_loop_body): Fix one instance of using host
10520 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
10523 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
10525 2000-07-17 Richard Henderson <rth@cygnus.com>
10527 * config/ia64/ia64.md (movdi): Split out load address code.
10528 New post-reload splitter for symbolic operands.
10529 (movdi_internal): Abort if we didn't split symbolic operands
10530 when we should have.
10531 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
10532 (ia64_reorg): Split insns when not optimizing.
10533 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
10535 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
10537 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
10538 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
10540 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
10542 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
10544 2000-07-17 Jason Merrill <jason@redhat.com>
10546 * Makefile.in (clean): Remove libgcc directory.
10548 * configure.in (-Wno-long-long check): Use higher-level macros.
10550 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
10552 * simplify-rtx.c (simplify_binary_operation): Recognize
10553 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
10554 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
10555 a CONST_INT, it will always be zero.
10557 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
10559 * loop.c (check_dbra_loop) : Return if more than one condition is
10560 present to control the loop.
10562 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
10564 * mips.c (mips_expand_prologue): Don't calculate the last argument
10565 register unless we need it. When we are calculating this, make
10566 sure FUNCTION_ARG is giving us a REG.
10568 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10570 * flow.c (libcall_dead_p): Use single_set to verify the insn
10571 has only one set and get for analysis.
10572 (propagate_one_insn): Don't pass the PATTERN of the insn.
10574 2000-07-17 Mark Klein <mklein@dis.com>
10576 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
10578 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
10580 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
10581 * configure.in (TARGET_GETGROUPS_T): Evaluate.
10582 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
10583 of second argument of getgroups.
10584 * configure, config.in: Rebuilt.
10586 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
10588 * simplify-rtx.c (simplify_relational_operation): Two signed
10589 values with equal high words are less/greater than each other if
10590 their low words are less/greater when considered as unsigned.
10592 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
10594 * configure.in (vax-*-openbsd): Change to new style configuration,
10595 add collect2/float_format information.
10596 * configure: Rebuilt.
10597 * config/vax/openbsd1.h: New.
10598 * config/vax/openbsd.h: New.
10599 * config/vax/t-openbsd: New.
10601 2000-07-17 Chip Salzenberg <chip@valinux.com>
10603 * c-common.c (shorten_compare): Quiet warnings about unsigned
10604 comparisons with zero when they occur in a system header.
10606 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
10608 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
10609 update to describe current practice.
10611 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
10613 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
10614 references to C9X. Change references to -fstd and -flang-isoc9x
10617 * c-common.c (scan_char_table): Allow "z" length modifiers on
10619 (check_format_info): Use TYPE_DOMAIN on the type matched against
10620 for "z" formats, to retrieve the language size_t rather than the
10623 * c-common.c (check_format_info): Do not make a pedantic objection
10624 to the 'L' length modifier if used with a floating point type
10627 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
10628 constants in C99 mode.
10630 2000-07-17 Kazu Hirata <kazu@hxi.com>
10632 * h8300.md: Fix the format of mac.
10633 (movsi_h8300hs): Output a tab after stmac instead of a space.
10635 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
10636 profitable adds/subs sequences.
10638 * fold-const.c: Fix comment typos.
10640 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
10642 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
10644 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10646 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
10648 2000-07-16 Neil Booth <NeilB@earthling.net>
10650 * cpplex.c: Update comments.
10651 * README.Portability: Small update.
10653 2000-07-16 Neil Booth <NeilB@earthling.net>
10655 * README.Portability: Small update.
10657 2000-07-15 Richard Henderson <rth@cygnus.com>
10659 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
10660 * config/ia64/ia64.c (ia64_move_ok): New function.
10661 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
10662 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
10664 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
10666 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
10667 immediately following a paste operator.
10668 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
10669 (cpp_reader_init): Call it, if HOST_EBCDIC.
10670 (cpp_handle_options): Do not sort option list here.
10671 (handle_option): Rename to cpp_handle_option and export.
10672 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
10673 _cpp_get_token directly.
10674 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
10675 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
10676 * cpplib.h: Prototype cpp_handle_option. Update prototype of
10679 2000-07-15 Richard Henderson <rth@cygnus.com>
10681 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
10682 cast around an expression. Tidy other unsigned tests.
10684 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
10686 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
10687 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
10688 (v_message_with_decl): Rename to ...
10689 (format_with_decl): ... this. Tweak
10690 (diagnostic_for_decl): New function.
10691 (fatal_io_error): Use verbatim in lieu of notice.
10692 (announce_function): Use verbatim.
10693 (default_print_error_function): Likewise.
10694 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
10697 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10699 * mips.c (function_arg_pass_by_reference): Don't do automatic
10700 aggregate initialization.
10701 (machine_dependent_reorg): Initialize variable `mode'.
10703 * mips.md (absdi2): Change variable `regno1' to unsigned int.
10704 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
10705 conflicts with sys/param.h macro of the same name.
10706 (reload_outdi): Likewise.
10708 2000-07-15 Michael Meissner <meissner@redhat.com>
10710 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
10711 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
10712 create a new node instead.
10714 2000-07-15 Neil Booth <NeilB@earthling.net>
10716 * README.Portability: Correct example about calling a function
10717 through a pointer to function. Format wide paragraphs.
10719 2000-07-15 Michael Meissner <meissner@redhat.com>
10721 * README.Portability: Update integer suffixes and function
10722 prototype sections.
10724 2000-07-15 Neil Booth <NeilB@earthling.net>
10726 * README.Portability: Small update.
10728 2000-07-15 Neil Booth <NeilB@earthling.net>
10730 * README.Portability: New file.
10732 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
10734 * INSTALL: Give special instructions for building GCC on Irix 6.
10735 * config/mips/x-iris6 (CC): Don't set it.
10738 2000-07-14 Jason Merrill <jason@redhat.com>
10740 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
10741 register in the stack and later in another register, use the new
10744 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
10746 * config/mips/mips.md: (absdi2): Handle sign_extend for
10749 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
10751 * cpplib.c (do_pragma_dependency): Tidy warning messages.
10753 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
10755 * .cvsignore: Correct typo.
10757 2000-07-13 Mark Mitchell <mark@codesourcery.com>
10759 * .cvsignore: Add generated YACC files.
10760 * objc/.cvsignore: New file.
10762 2000-07-14 Neil Booth <NeilB@earthling.net>
10764 * cpplex.c (adjust_column): New funcion.
10765 (skip_whitespace): Use it.
10766 (skip_block_comment): Use it, and warn about /*/* with
10769 2000-07-14 Neil Booth <NeilB@earthling.net>
10771 * cpphash.c (struct macro_info): Add new members.
10772 (_cpp_free_definition): Delete the macro directly.
10773 (count_params): Return void, with first token of
10774 expansion in struct macro_info on success.
10775 (parse_define): Return int. Hoist syntax checking from
10776 save_macro_expansion. Leave call to save_expansion to
10777 _cpp_create_definition.
10778 (alloc_macro): Needs just 2 arguments.
10779 (free_macro): Delete.
10780 (save_expansion): Don't perform syntax check.
10781 (_cpp_create_definition): Call save_expansion.
10783 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10785 * genrecog.c (write_header): Split long string.
10787 * cpphash.c (macro_info): Don't use the `signed' keyword.
10789 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
10791 2000-07-13 Jakub Jelinek <jakub@redhat.com>
10793 * calls.c (stored_args_map): New variable.
10794 (check_sibcall_argument_overlap_1): New.
10795 (check_sibcall_argument_overlap): New.
10796 (expand_call): Initialize stored_args_map.
10797 Call check_sibcall_argument_overlap.
10799 2000-07-13 Bruce Korb <bkorb@gnu.org>
10801 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
10802 (emit_gnu_type): utility procedure for gnu_type_fix
10803 (gnu_type_fix): implement various pre-processor guards around
10804 standard types so these types can be defined over and over
10805 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
10806 types alluded to above will have GNU-compliant base types
10807 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
10808 * fixinc/inclhack.def: add test_text entries and utilize the new
10809 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
10810 * fixinc/fixincl.x: regenerate
10812 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
10814 * diagnostic.c (vline_wrapper_message_with_location,
10815 v_message_with_file_and_line, v_error_with_file_and_file,
10816 v_error_for_asm, v_warning_for_asm, vfatal,
10817 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
10818 vsorry, verror, vwarning, vpedwarn): Remove.
10819 (diagnostic_for_asm): New function.
10820 (pedwarn, error, warning, pedwarn_with_file_and_line,
10821 error_with_file_and_line, warning_with_file_and_line, sorry,
10822 error_for_asm, warning_for_asm, fatal): Reimplement.
10823 (finish_diagnostic): Clear diagnostic info as well.
10825 2000-07-13 Neil Booth <NeilB@earthling.net>
10827 * c-common.h (flag_digraphs): New.
10828 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
10829 * c-lex.c (yylex): Use flag_digraphs to decide whether to
10832 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
10834 * gcc.c (do_spec_1): Add new %B operator.
10835 (set_input): Prepare for %B.
10837 (link_command_spec): Move up with the other tm.h-
10838 overrideable specs. Factor out the portion conditional on
10839 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
10840 (struct compiler): Just have a single spec string. All users
10842 (default_compilers): Remove unnecessary braces.
10843 (static_specs): Update.
10845 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
10847 (C and assembly specs): Use the new named specs, as appropriate.
10849 * objc/lang-specs.h: Use the new named specs.
10850 Remove unnecessary braces.
10852 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
10854 * gcc.c (execute): If a subprocess gets a fatal signal, report
10855 strsignal() of the signal number, and ask for a bug report.
10856 Do not do this for SIGPIPE if there's already been an error.
10858 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
10859 Delete pipe_closed.
10861 * tradcif.c: Remove.
10863 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
10865 * final.c (profile_function): Do not emit profile counters in
10866 the data section, if NO_PROFILE_COUNTERS is defined.
10867 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
10870 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
10871 (FUNCTION_PROFILER): Just emit a call to mcount.
10873 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
10875 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
10877 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
10878 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
10879 traditional, lang_chill, or lang_fortran.
10881 * cppfiles.c: #undef strcmp to suppress warning about macros
10882 used without arguments.
10883 (_cpp_execute_include): Use f, not fname, in "No include path"
10885 (_cpp_pop_file_buffer): New function.
10886 * cpplib.c: Don't include <sys/mman.h>.
10887 (cpp_push_buffer): Set line_base and lineno in new buffer.
10888 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
10890 * cpplex.c: Move all prototypes and structure declarations to the
10891 top of the file. Properly parenthesise some macro arguments.
10892 (cpp_scan_line): New function.
10893 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
10894 don't need to walk up the stack counting.
10896 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10898 * c-common.c (combine_strings): Emit a pedantic warning when a
10899 string length is greater than the minimum ANSI C is required
10902 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
10904 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
10905 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
10907 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10909 * c-decl.c (define_label): Warn about identifier conflicts with
10910 labels in traditional C.
10912 * c-parse.in (unop +): Warn about the unary plus operator for
10915 * c-typeck.c (store_init_value): Warn about automatic aggregate
10916 initialization for traditional C.
10918 * invoke.texi (-Wtraditional): Document new warnings.
10920 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
10922 * Makefile.in (c-errors.o): Fix thinko in dependency.
10924 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
10926 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
10927 -traditional, -ftraditional, or -traditional-cpp was given.
10928 Do not pass -traditional to the preprocessor.
10929 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
10930 preprocessor does it automatically.
10931 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
10933 * ch/lang-specs.h: Always use tradcpp. Do not pass
10934 -traditional, -trigraphs, or -pedantic to the preprocessor.
10935 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
10938 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
10940 * cppexp.c (LOGICAL): Delete macro.
10941 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
10944 * cpphash.c (HASHSIZE): Increase to 4096.
10945 (struct hashdummy): Add hash field.
10946 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
10947 the string values using memcmp.
10948 (cpp_lookup): Set dummy.hash.
10950 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
10952 * configure.in (m88k-openbsd): Express configuration using new fragment
10954 * configure: Rebuilt.
10955 * m88k/aout-dbx.h: New.
10956 * m88k/openbsd.h: New.
10957 * m88k/xm-openbsd.h: New.
10959 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10961 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
10963 2000-07-12 Richard Henderson <rth@cygnus.com>
10965 * reload.c (push_secondary_reload): Make sure to add the new
10966 reload at the end, after acquiring secondary memory.
10968 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10970 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
10972 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
10973 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
10975 * c-parse.in (stmt): Delete unused variables.
10977 * convert.c (convert_to_vector): Likewise.
10979 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
10981 * tree.c (finish_vector_type): Prototype.
10983 2000-07-12 Bruce Korb <bkorb@gnu.org>
10985 * fixinc/fixfixes.c: use xmalloc
10986 * fixinc/fixincl.c(initialize): set program name for xmalloc
10987 * fixinc/fixlib.c(must_malloc): obsolete
10988 (is_cxx_header): no longer used - disabled
10989 (skip_quote): inserted and disabled for future use
10990 * fixinc/fixlib.h: reflects above
10991 * fixinc/fixtests.c: removed dinkleberries
10993 2000-07-12 Neil Booth <NeilB@earthling.net>
10995 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
10996 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
10998 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
10999 struct toklist_dummy): New.
11000 (cpp_free_definition): Free macros with free_macro.
11001 (count_params): Don't save paramter spellings. Save macro
11002 information in a struct macro_info.
11003 (parse_define): Don't allocate a token list.
11004 (save_expansion): Allocate the macro's token list, and
11005 save parameter spellings if necessary. Use TOKEN_SPELL.
11006 (cpp_create_definition): Make list const.
11008 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
11010 * c-typeck.c (pedwarn_c99): Move to
11011 * c-errors.c: ... Here.
11012 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
11013 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
11014 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
11015 (c-errors.o): List dependency.
11017 2000-07-12 Mark Mitchell <mark@codesourcery.com>
11019 * c-parse.c: Remove.
11020 * c-parse.h: Likewise.
11021 * c-parse.y: Likewise.
11022 * objc/objc-parse.c: Likewise.
11023 * objc/objc-pasre.y: Likewise.
11025 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
11027 * gcc.texi: Fix minor typos
11028 * extend.texi: Fix minor typos
11030 2000-07-11 Marc Espie <espie@openbsd.org>
11032 * collect2.c (main): Recognize .lo as object files.
11034 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
11036 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
11039 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
11040 with MAP_ANONYMOUS and MAP_ANON.
11041 * configure, config.in: Rebuilt.
11043 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
11045 * diagnostic.c (save_output_state): Remove.
11046 (restore_output_state): Likewise.
11047 (clear_text_info): New function.
11048 (clear_diagnostic_info): Likewise.
11049 (output_text_length, is_starting_newline, output_prefix,
11050 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
11051 prefixing_policy, output_buffer_ptr_to_format_args): New macros
11052 (set_real_maximum_length, output_set_maximum_length,
11053 output_set_prefix, output_get_prefix, output_set_maximum_length,
11054 output_destroy_prefix, init_output_buffer,
11055 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
11056 output_add_newline, output_add_character, output_add_space,
11057 output_append_r, output_append, wrap_text, output_format,
11058 output_do_printf, output_printf, output_do_verbatim,
11059 output_verbatim, verbatim): Use them.
11060 (output_clear): Split into cleat_text_info and
11061 clear_diagnostic_info.
11062 (struct output_state): Move to...
11064 * diagnostic.h: ...Here
11065 (struct output_buffer): Adjust.
11067 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
11069 * cpplex.c (parse_name): No longer inline (premature optimization).
11070 (do_pop_context): Fold into pop_context.
11071 (pop_context): Returns int.
11072 (lex_next): Hoist test for end of directive into pop_context.
11073 (push_macro_context): Returns int; takes just reader and token.
11074 Hoist test for excessive nesting to caller.
11075 (push_arg_context): Returns void; takes just reader and token.
11076 Do not call stringify_arg or get_raw_token.
11077 (get_raw_token): Convert tail recursion through push_arg_context
11078 to a loop at this level. Call stringify_arg here if appropriate.
11079 (maybe_paste_with_next): Convert tail recursion to a while loop.
11080 Hoist test of paste_level to caller.
11082 (stringify_arg): Push arg context at beginning.
11083 (cpp_get_token): Split out core into _cpp_get_token. Call
11084 process_directive here. Throw away CPP_PLACEMARKER tokens.
11085 (_cpp_get_token): Convert tail recursion through
11086 push_macro_context to a loop at this level.
11087 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
11088 _cpp_get_raw_token): Use _cpp_get_token.
11089 (_cpp_skip_rest_of_line): Drop the context stack directly; do
11090 not call pop_context.
11091 (_cpp_run_directive): Call lex_next directly.
11093 * cpphash.h: Prototype _cpp_get_token.
11094 * cppexp.c (lex): Use it.
11095 * cpphash.c (parse_define): Use it.
11096 * cpplib.c (get_define_node, do_undef, parse_include,
11097 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
11098 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
11099 parse_ifdef, validate_else): Use it.
11100 (cpp_push_buffer): Tweak error message; abort if anyone tries
11101 to push a buffer while macro expansions are stacked.
11103 2000-07-11 Donn Terry <donnte@microsoft.com>
11105 * cpplex.c (free_macro_args, save_token): Cast arg of free
11106 and/or xrealloc to PTR.
11107 (_cpp_init_input_buffer): Clear all fields of the base context.
11109 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
11111 * gensupport.c (process_rtx): Make rtl checking stop
11112 complaining about the define_insn while it is being
11113 converted from a define_insn_and_split.
11115 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
11117 * config/mips/mips.c (simple_memory_operand): Access the
11118 INTVAL of the address, not it's containing MEM.
11120 2000-07-11 Bruce Korb <bkorb@gnu.org>
11122 * fixinc/fixtests.c(double_slash): obsolete
11123 (else_endif_label): likewise
11124 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
11125 (libc1_ifdefd_memx): correct initial comment
11126 and omit the #if/#endif pair from the memxxx declarations
11127 * fixinc/fixincl.x: regen
11129 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11131 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
11133 2000-07-11 Neil Booth <NeilB@earthling.net>
11135 * cpp.texi: Update.
11137 2000-07-11 Neil Booth <NeilB@earthling.net>
11139 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
11140 (handle_option): Set digraphs according to standard.
11141 Merge OPT_lang_c89 handler with OPT_std_c89.
11143 * cpplex.c: (lex_line, can_paste): Honour digraphs in
11144 accordance with the digraphs flag.
11146 * cpplib.h: (struct cpp_options): New option digraphs.
11148 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
11149 Bruce Korb <bkorb@gnu.org>
11151 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
11152 * fixinc/fixincl.x: Regenerate.
11153 * fixinc/tests/base/testing.h: Add testcase.
11155 2000-07-10 Richard Henderson <rth@cygnus.com>
11157 * config/ia64/ia64.c (got_symbolic_operand): New.
11158 (symbolic_operand, move_operand): Revert 0701 change.
11159 * config/ia64/ia64.h (PREDICATE_CODES): Update.
11160 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
11161 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
11162 split the offset into a 14-bit low part instead of a 13-bit low part.
11163 (load_fptr): Mark the mem as unchanging.
11164 (load_symptr): Use got_symbolic_operand.
11166 2000-07-10 Nick Clifton <nickc@cygnus.com>
11168 * libgcc2.c (next_stack_level): Cast result of computation to
11169 (void **) so that the assignment does not generate a warning.
11171 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
11173 * flags.h : Add new variable flag_single_precision_constant.
11174 * toplev.c (display_help) : Add -fsingle-precision-constant option.
11175 (flag_single_precision_constant): New.
11176 * c-lex.c (yylex): Convert floating point constant to single
11177 precision constant.
11178 * invoke.texi : Add documentation for this new option.
11180 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
11182 * diagnostic.c (output_octal): Second parameter is unsigned.
11183 (output_long_octal): Likewise.
11184 (output_hexadecimal): Likewise.
11185 (output_long_hexadecimal): Likewise.
11186 (output_format): Adjust arguments extraction. Tweak.
11187 (output_verbatim, verbatim): End variable argument list.
11188 (report_diagnostic): Improve documentation.
11190 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
11192 * c-common.h (build_stmt): Declare.
11193 (build_continue_stmt): Likewise.
11194 (build_break_stmt): Likewise.
11195 (build_return_stmt): Likewise.
11197 * c-decl.c (do_case): Rewrite to do what previously done in
11200 * c-semantics.c (build_stmt): Define.
11201 (build_return_stmt): Likewise.
11202 (build_break_stmt): Likewise.
11203 (build_continue_stmt): Likewise.
11204 (build_case_label): Likewise.
11206 * c-parse.in (BREAK): Change to build tree, then generate RTL.
11207 (CONTINUE): Likewise.
11208 (RETURN): Likewise.
11210 (DEFAULT): Likewise.
11212 * c-parse.y: Regenerate.
11213 * c-pasre.c: Likewise.
11215 2000-07-09 Jason Merrill <jason@redhat.com>
11217 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
11219 * tree.h (STRIP_NOPS): Check for error_mark_node.
11220 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
11221 (dwarf2out_*): Remove duplicate declarations.
11223 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
11224 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
11226 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
11228 * diagnostic.c (wrap_text): New function.
11229 (maybe_wrap_text): Likewise.
11230 (output_add_string): Use it.
11231 (output_format): Likewise.
11232 (count_error): Use verbatim instead of notice.
11233 (report_error_function): Likewise. Don't use plain fprintf.
11234 (finish_diagnostic): New function.
11235 (output_do_verbatim): Tweak. Commonalize functionalities in
11236 output_verbatim and verbatim.
11237 (output_verbatim): Adjust.
11238 (verbatim): Likewise.
11239 (report_diagnostic): Define.
11241 * diagnostic.h (report_diagnostic): Prototype.
11243 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
11245 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
11247 2000-07-09 Neil Booth <NeilB@earthling.net>
11249 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
11250 IShspace, ISspace: Update.
11252 * cppinit.c: ISTABLE: Update.
11255 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
11256 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
11257 (skip_block_comment, skip_line_comment, parse_string,
11258 lex_line): Use is_vspace rather than IS_NEWLINE.
11259 (skip_whitespace, lex_line): Clean up to use is_nvspace.
11260 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
11262 (lex_next): Unconditionally stop if within a directive.
11263 Treat directives within macro invocations as directives
11264 (after parse_args emits error), not as the argument.
11266 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
11268 * diagnostic.c (diagnostic_args): New macro.
11269 (diagnostic_msg): Likewise.
11270 (output_formatted_integer): Likewise.
11271 (output_state): New data type.
11272 (digit_buffer): Make global.
11273 (output_add_integer): Rename to output_decimal. Squeeze
11275 (output_long_decimal, output_unsigned_decimal,
11276 output_long_unsigned_decimal, output_octal, output_long_octal,
11277 output_hexadecimal, output_long_hexadecimal): New functions.
11278 (output_append_r): New function.
11279 (output_append): Tweak.
11280 (output_flush_on): Rename to output_to_stream.
11281 (output_format): Change prototype. Improve documentation. Handle
11282 more format specifiers.
11283 (build_location_prefix): Rename to context_as_prefix.
11284 (output_notice): Rename to output_do_printf.
11285 (output_printf): Tweak.
11286 (line_wrapper_printf): Likewise.
11287 (vline_wrapper_message_with_location): Adjust call to renamed
11289 (v_message_with_decl): Likewise.
11290 (default_print_error_function): Likewise.
11291 (save_output_state): New function.
11292 (restore_output_state): Likewise.
11293 (output_do_verbatim): Likewise.
11294 (output_verbatim): Define.
11295 (verbatim): Likewise.
11297 * diagnostic.h (printer_fn): Change return type from void to int.
11298 Improve documentation.
11299 (output_add_integer): Rename to output_decimal.
11300 (output_flush_on, output_format): Don't export.
11301 (output_verbatim, verbatim): Declare.
11303 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
11305 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
11306 Check whether c divides op1 exactly if operation is not
11309 2000-07-08 Richard Henderson <rth@cygnus.com>
11311 * final.c (final): Do not abort when reg-stack introduces
11314 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
11316 * cpplib.h (struct cpp_name): Now struct cpp_string.
11317 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
11318 CPP_HEADER_NAME): Change to type S.
11319 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
11320 field, a cpp_hashnode *. All references to val.name updated
11321 to use val.str or val.node as appropriate.
11322 (struct cpp_reader): Add spec_nodes field.
11323 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
11325 * cpphash.h (struct spec_nodes): New.
11326 (enum spell_type): Reorder. Only SPELL_STRING tokens use
11327 val.str. All references to 'spelling > SPELL_NONE' updated to
11330 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
11331 pfile->buffer->inc are not NULL before dereferencing them.
11333 * cpplex.c (parse_name): Take a pointer to the current token,
11334 plus current position and limit as args; return the new
11335 position; don't copy the text of a name into the string
11336 buffer, instead call cpp_lookup and store the node pointer.
11337 If extending a token, copy out the text of the old into a
11338 scratch buffer, append the new, look that up and store the new
11339 node pointer. Inline.
11340 (maybe_paste_with_next): If the result of paste is a NAME,
11341 then look up the pasted text and store its node pointer.
11342 (lex_line): Adjust for new parse_name interface.
11343 Check for L"str", L'str' using spec_nodes->n_L.
11344 (spell_token): SPELL_IDENT tokens have their spelling in
11345 val.node->name. Handle SPELL_STRING tokens that don't have
11347 (_cpp_expand_name_space,
11348 (can_paste): Check for L ## "str" using spec_nodes->n_L.
11349 (cpp_get_token, special_symbol): No need to call cpp_lookup.
11350 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
11351 return 1=equal 0=not, not a tristate.
11353 * cpphash.c (var_args_str): Delete.
11354 (find_param): Compare node fields directly.
11355 (is__va_args__): Use CPP_PEDANTIC. Just compare
11356 token->val.node with spec_nodes->n__VA_ARGS__.
11357 (dump_funlike_macro): Don't use var_args_str.
11359 * cpplib.c (_cpp_check_directive): Just walk through
11360 spec_nodes->dirs comparing pointers.
11361 (get_define_node, do_pragma_poison, detect_if_not_defined,
11362 parse_ifdef): The identifier has already been looked up.
11363 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
11365 (do_if): Only call detect_if_not_defined at beginning of file.
11366 (_cpp_parse_assertion): Only copy string pointers for
11367 SPELL_STRING tokens.
11368 (pragma_dispatch): Take a node pointer and examine its name
11370 (_cpp_init_stacks): Also initialize the spec_nodes structure.
11372 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
11374 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
11375 reverse order from the corresponding _cpp_init_* routines.
11377 * cppexp.c (parse_number, parse_charconst, parse_defined,
11378 lex): Check val.node->type instead of calling cpp_defined.
11379 Use spec_nodes entries where appropriate.
11381 * fix-header.c, scan-decls.c: Update for interface changes.
11383 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
11385 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
11386 emitting aux_truncdfsf2.
11388 2000-07-03 Donn Terry (donnte@microsoft.com)
11390 * cppinit.c (print_help): split overlong line into ISO C89
11393 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
11395 * cppexp.c: Update all code for new lexer interface.
11396 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
11397 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
11398 * cpplex.c (token_names): Trim leading CPP_ from names; make
11399 the strings unsigned.
11400 (_cpp_spell_operator): New.
11401 (is_macro_disabled): Disable all macros if rescanning
11403 (_cpp_get_directive_token): Remove.
11405 * cppinit.c: Don't set no_macro_expand.
11406 * cpplib.c (read_line_number, do_line): Check only for EOF,
11408 * cpphash.h: Update prototypes.
11409 * cpplib.h (CPP_VSPACE): Remove.
11410 (struct cpp_reader): Remove no_macro_expand.
11412 2000-07-08 Neil Booth <NeilB@earthling.net>
11414 * cpphash.c (is__va_args__): New function.
11415 (count_params): Fix line reported in error messages. Use
11416 is__va_args__. Don't return ')' on error. Flag GNU style
11417 rest args macro definitions.
11418 (parse_define): Check macro name is not __VA_ARGS__.
11419 (save_expansion): Check identifier in non-varargs-macro is
11420 not __VA_ARGS__. Don't flag GNU_VARARGS.
11421 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
11422 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
11423 than per-token GNU_VARARGS.
11424 * cpplib.h (GNU_VARARGS): Remove.
11425 (GNU_REST_ARGS): New.
11427 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
11429 * i386.md (call_pop, call, call_value_pop): Do not set
11430 current_function_uses_pic_offset_table for calls to static
11431 functions or indirect calls.
11433 2000-07-07 Jim Wilson <wilson@cygnus.com>
11435 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
11436 is_predicate_reg, then take max write_count of register pair.
11438 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11440 * tradcpp.c (main): Rename label `include' to `add_include' to
11441 avoid conflicts with variable `include' in traditional C.
11443 2000-07-07 Jakub Jelinek <jakub@redhat.com>
11445 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
11447 2000-07-07 Jakub Jelinek <jakub@redhat.com>
11449 * sibcall.c (uses_addressof): Add INMEM argument, check for
11450 current_function_internal_arg_pointer outside of MEM rtxs in addition
11452 (sequence_uses_addressof): Update caller.
11454 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
11456 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
11459 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11461 * system.h (UNION_INIT_ZERO): New macro for initializing union
11462 members in structs.
11464 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
11466 2000-07-07 Neil Booth <NeilB@earthling.net>
11468 * cpp.texi: Update.
11470 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
11472 * final.c (final): Detect out of bounds array access to
11473 the insn_lengths array.
11475 2000-07-07 Kazu Hirata <kazu@hxi.com>
11477 * fold-const.c (fold): Fix a comment typo.
11479 2000-07-07 Neil Booth <NeilB@earthling.net>
11481 * cpp.texi: Update to new lexer.
11483 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
11485 * tradcpp.c: New file.
11486 * tradcif.y: New file.
11487 * tradcif.c: New generated file.
11489 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
11490 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
11491 dependencies of C. Install tradcpp from install-common, in
11494 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
11496 * cppinit.c: Include cppdefault.h. Refer to
11497 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
11498 to GCC_INCLUDE_DIR and its length.
11499 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
11500 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
11501 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
11503 (include_defaults_array): Move to cppdefault.c.
11505 * cppdefault.h: New file.
11506 * cppdefault.c: New file.
11508 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
11509 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
11510 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
11513 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11515 * reload.c (push_reload): When seeing if can reuse a register,
11516 check extra registers against widest of INMODE and OUTMODE.
11518 2000-07-06 Neil Booth <NeilB@earthling.net>
11520 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
11521 based on full length of predicate.
11523 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
11525 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
11526 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
11528 2000-07-05 Kazu Hirata <kazu@hxi.com>
11530 * h8300-proto.h: Fix formatting.
11531 * h8300.c: Likewise.
11532 * h8300.h: Likewise.
11534 2000-07-05 Jim Wilson <wilson@cygnus.com>
11536 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
11539 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
11541 * invoke.texi: Fix minor typos
11542 * md.texi: Fix minor typos
11544 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
11546 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
11548 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
11550 * cpplex.c: Don't include sys/mman.h.
11551 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
11553 * cpplib.c: Include sys/mman.h and obstack.h.
11554 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
11556 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
11557 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
11558 bother freeing if stack entries (they will be freed with their buffer).
11559 (do_endif): Free if stack entries from the buffer obstack.
11560 (push_conditional): Allocate if stack entries from the buffer obstack.
11562 (find_answer): Rename to _cpp_find_answer.
11563 (do_assert, do_unassert): Update.
11565 * cpphash.h: Update prototypes.
11566 (xobnew): New convenience macro.
11567 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
11569 (struct cpp_hashnode): Remove disabled field.
11571 * cppinit.c: Don't include hashtab.h or splay-tree.h.
11572 (report_missing_guard): Moved to cppfiles.c.
11573 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
11575 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
11576 cpp_cleanup_includes. Don't destroy hashtab or
11577 all_include_files here.
11578 (cpp_finish): Use _cpp_report_missing_guards.
11580 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
11581 (_cpp_init_include_table): Rename _cpp_init_includes.
11582 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
11584 * cppexp.c (parse_assertion): Update for new name of
11587 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
11589 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
11591 * cpplib.c (do_ident): s/VSPACE/EOF/
11593 2000-07-05 Neil Booth <NeilB@earthling.net>
11595 * cpplex.c: Fix trigraph replacement within strings.
11597 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11599 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
11601 * xcoffout.c (assign_type_number): Constify.
11602 (xcoffout_source_file): Add static prototype. Don't needlessly
11603 cast away const-ness.
11605 2000-07-04 Jason Merrill <jason@redhat.com>
11607 * frame.h (frame_state): Move base_offset to end.
11609 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
11611 * calls.c (emit_library_call_value_1): Revert previous change.
11613 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
11615 * fix-header.c (struct partial_proto): Remove unnecessary fields.
11616 (recognized_extern, recognized_function, read_scan_file):
11617 Update for new scheme.
11618 (check_protection): It's still a multiple include guard even
11619 if it doesn't always trigger.
11620 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
11622 * scan.h: Declare struct cpp_token. Update prototypes.
11624 2000-07-03 Neil Booth <neilb@earthling.net>
11625 Zack Weinberg <zack@wolery.cumb.org>
11627 Complete overhaul of the lexer and macro expander.
11629 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
11630 arg, arglist, argdata, reflist, collect_objlike_expansion,
11631 collect_funlike_expansion, collect_params,
11632 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
11633 unsafe_chars, macarg, compare_defs, special_symbol,
11634 scan_arguments, stringify, funlike_macroexpand,
11635 _cpp_quote_string, monthnames): Delete.
11636 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
11637 _cpp_create_definition, _cpp_dump_definition,
11638 dump_hash_helper): Adjust.
11639 (find_param, count_params, parse_define, var_args_str,
11640 check_macro_redefinition, save_expansion): New.
11642 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
11643 parse_string, output_line_command, trigraph_replace,
11644 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
11645 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
11646 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
11647 _cpp_skip_rest_of_line): Modify.
11649 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
11650 find_position, null_warning, bump_column, expand_name_space,
11651 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
11652 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
11653 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
11654 _cpp_prescan): Delete.
11656 (dump_param_spelling, process_directive, lex_next,
11657 is_macro_disabled, stringify_arg, expand_context_stack,
11658 output_token, make_string_token, alloc_number_token,
11659 special_symbol, duplicate_token, maybe_paste_with_next,
11660 can_paste, prevent_macro_expansion, restore_macro_expansion,
11661 get_temp_token, release_temp_tokens, quote_string,
11662 token_names, token_spellings, _cpp_expand_name_space,
11663 _cpp_glue_header_name, _cpp_reserve_name_space,
11664 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
11665 placemarker_token, eof_token, cpp_context, macro_args,
11666 get_raw_token, parse_arg, parse_args, save_token,
11667 push_arg_context, push_macro_context, pop_context,
11668 do_pop_context, free_macro_args, _cpp_get_line,
11669 _cpp_run_directive): New.
11671 * cpplib.c (validate_else, parse_include, push_conditional,
11672 pass_thru_directive, read_line_number, parse_ifdef,
11673 detect_if_not_defined, _cpp_check_directive, do_define,
11674 do_undef, do_include, do_import, do_include_next, do_error,
11675 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
11676 top_pragmas, do_pragma_gcc, do_pragma_implementation,
11677 do_pragma_poison, do_pragma_system_header,
11678 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
11679 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
11680 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
11681 cpp_defined): Update for new scheme.
11682 (strtoul_for_line, get_define_node, dump_macro_name,
11683 _cpp_check_linemarker, _cpp_parse_assertion): New.
11684 (_cpp_handle_directive, do_pragma_default): Delete.
11686 * cpphash.h (struct predicate): Now struct answer.
11687 (enum spell_type, struct token_spelling, struct directive,
11688 directive_handler): New.
11689 Update prototypes. Remove unused macros.
11690 * cpplib.h: Update prototypes. Remove unused macros,
11691 structure definitions, and fields.
11693 * cpperror.c (print_containing_files, v_message): Adjust.
11694 * cppexp.c (parse_assertion, lex, parse_escape,
11695 _cpp_parse_expr): Adjust.
11696 * cppfiles.c (open_include_file, _cpp_execute_include,
11697 _cpp_compare_file_date, cpp_read_file, read_include_file):
11699 * cppinit.c (dump_special_to_buffer): Delete.
11700 (append_include_chain, merge_include_chains, cpp_reader_init,
11701 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
11702 cpp_finish, handle_option, print_help): Adjust.
11703 * cppmain.c (main): Adjust.
11705 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
11707 * cppspec.c (lang_specific_driver): Use double quotes in error
11710 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
11712 * calls.c (emit_library_call_value_1): Use valreg instead
11713 of hard_libcall_value.
11715 2000-07-03 Geoff Keating <geoffk@cygnus.com>
11717 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
11718 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
11719 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
11727 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
11728 mode instead of wider_mode is being used.
11730 2000-07-03 Jakub Jelinek <jakub@redhat.com>
11732 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
11733 of 'r'. Use q_regs_operand.
11734 (andsi_1+2): Use q_regs_operand.
11736 2000-07-03 Jakub Jelinek <jakub@redhat.com>
11738 * builtins.c (get_memory_rtx): Always put into alias set 0.
11740 2000-07-03 Nick Clifton <nickc@cygnus.com>
11742 * config/arm/arm.md: Fix post increment and pre increment
11743 peepholes so that they do not generate UNPREDICATBLE opcodes.
11744 (ie ones where the increment clobbers the source/destination).
11746 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
11748 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
11749 change too big for -mtiny-stack" a warning, if larger than 63.
11750 (out_set_stack_ptr): Change the logic so -mno-interrupts is
11751 always safe to use on possible future devices.
11752 (function_prologue): Write SPH before SPL, for consistency.
11753 If interrupt_func_p true, we know we have enabled interrupts.
11754 (avr_num_arg_regs): New function. Round up to even number of
11755 bytes if no -mpack-args or if calling a libgcc function.
11756 (function_arg, function_arg_advance): Use it.
11757 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
11758 Output "movw" if available.
11759 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
11760 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
11761 (asm_output_section_name): Add blanks for consistent output.
11762 (encode_section_info): Set TREE_READONLY for progmem data to
11763 avoid gas warnings about changed section attributes.
11764 (avr_hard_regno_mode_ok): Force non-QImode data to start in
11765 even numbered registers on devices with "movw".
11766 * config/avr/avr.h (MASK_*): Define bits for target_flags.
11767 (TARGET_SWITCHES): Mark help strings for translation.
11768 Add new -mpack-args and -menhanced switches.
11769 (TARGET_OPTIONS): Mark help strings for translation.
11770 (progmem_section): Add section attributes.
11771 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
11772 Output "movw" if available.
11773 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
11775 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
11776 call convention (arguments aligned on even registers).
11777 (_cleanup, _exit): Make weak symbols libc can override.
11779 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11781 * fp-bit.h: New file.
11783 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
11784 Comment #endif statements.
11785 (__thenan_sf, __thenan_df): Add missing braces around initializer.
11787 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
11789 * gcse.c (compute_pre_data): Compute ae_kill using other local
11790 properties instead of calling compute_ae_kill.
11792 * alias.c (init_alias_analysis): Do not call
11793 prologue_epilogue_contains until after reload has completed.
11795 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
11797 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
11798 (genrtl_finish_compound_stmt): Likewise.
11799 (genrtl_compound_stmt): Change to return void.
11801 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
11802 move code from here to ...
11803 (genrtl_compound_stmt): ... here.
11804 (genrtl_finish_compound_stmt): Remove.
11805 (expand_stmt): Add comment.
11807 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
11809 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
11812 2000-07-02 Jakub Jelinek <jakub@redhat.com>
11814 * cpplib.h (struct cpp_reader): New field include_depth.
11815 (struct cpp_printer): Rename last_bsd to last_id.
11816 * cppfiles.c (read_include_file): Bump include_depth.
11817 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
11818 (output_line_command): Output correct #line if a header
11819 is including itself and is not protected against multiple inclusion.
11820 Use include_depth instead of buffer_stack_depth, last_id instead of
11822 * cppinit.c (cpp_start_read): Initialize last_id instead of
11825 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
11827 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
11828 (c-semantics.o): New target.
11830 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
11831 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
11832 (genrtl_clear_out_block): Likewise.
11833 (genrtl_goto_stmt): Likewise.
11834 (genrtl_expr_stmt): Likewise.
11835 (genrtl_decl_stmt): Likewise.
11836 (genrtl_if_stmt): Likewise.
11837 (genrtl_while_stmt): Likewise.
11838 (genrtl_do_stmt): Likewise.
11839 (genrtl_return_stmt): Likewise.
11840 (genrtl_for_stmt): Likewise.
11841 (genrtl_break_stmt): Likewise.
11842 (genrtl_continue_stmt): Likewise.
11843 (genrtl_scope_stmt): Likewise.
11844 (genrtl_switch_stmt): Likewise.
11845 (genrtl_case_label): Likewise.
11846 (genrtl_begin_compound_stmt): Likewise.
11847 (gerntl_finish_compound_stmt): Likewise.
11848 (genrtl_compound_stmt): Likewise.
11849 (genrtl_asm_stmt): Likewise.
11850 (genrtl_decl_cleanup): Likewise.
11851 (DECL_ANON_UNION_ELEMS): Likewise.
11852 (emit_local_var): Likewise.
11853 (make_rtl_for_local_static): Likewise.
11854 (expand_cond): Likewise.
11855 (expand_stmt): Likewise.
11856 (c_expand_return): Likewise.
11857 (c_expand_start_case): Likewise.
11858 (do_case): Likewise.
11859 (COMPOUND_STMT_NO_SCOPE): Likewise.
11860 (c_expand_asm_operands): Likewise.
11861 (NEW_FOR_SCOPE_P): New macro.
11862 (expand_expr_stmt_fn): New type.
11864 (set_current_function_name_declared): Likewise.
11865 (current_function_name_declared): Likewise.
11866 (lang_expand_stmt): Likewise.
11867 (stmts_are_full_exprs_p): Likewise.
11868 (anon_aggr_type_p): Likewise.
11869 (lang_expand_expr_stmt): Likewise.
11870 (build_case_label): Likewise.
11872 * c-decl.c (lang_expand_expr_stmt): Initialize.
11873 (stmts_are_full_exprs_p): Define.
11874 (current_function_name_declared): Likewise.
11875 (do_case): Likewise.
11876 (lang_expand_stmt): Likewise.
11877 (set_current_function_name_declared): Likewise.
11878 (anon_aggr_type_p): Likewise.
11880 * c-semantics.c: New file.
11881 (expand_cond): Moved from cp/semantics.c.
11882 (genrtl_do_pushlevel): Likewise.
11883 (genrtl_clear_out_block): Likewise.
11884 (genrtl_goto_stmt): Likewise.
11885 (genrtl_expr_stmt): Likewise.
11886 (genrtl_decl_stmt): Likewise.
11887 (genrtl_if_stmt): Likewise.
11888 (genrtl_while_stmt): Likewise.
11889 (genrtl_do_stmt): Likewise.
11890 (genrtl_return_stmt): Likewise.
11891 (genrtl_for_stmt): Likewise.
11892 (genrtl_break_stmt): Likewise.
11893 (genrtl_continue_stmt): Likewise.
11894 (genrtl_scope_stmt): Likewise.
11895 (genrtl_switch_stmt): Likewise.
11896 (genrtl_case_label): Likewise.
11897 (genrtl_begin_compound_stmt): Likewise.
11898 (genrtl_finish_compound_stmt): Likewise.
11899 (genrtl_compound_stmt): Likewise.
11900 (genrtl_asm_stmt): Likewise.
11901 (genrtl_decl_cleanup): Likewise.
11902 (make_rtl_for_local_static): Moved from cp/decl.c.
11903 (emit_local_var): Likewise.
11904 (expand_stmt): Define.
11906 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
11907 (c_expand_return): Likewise.
11908 (c_expand_start_case): Likewise.
11910 2000-07-01 Richard Henderson <rth@cygnus.com>
11912 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
11913 with the low 13 bits set.
11914 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
11915 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
11916 of the low 13 bits into a CONST plus an adddi3.
11917 (load_symptr): Set RTX_UNCHANGING_P.
11919 See ChangeLog.3 for earlier changes.