1 Wed Mar 15 14:28:54 2000 Jason Eckhardt <jle@cygnus.com>
3 * flow.c (verify_flow_info): Check for unconditional return.
5 Wed Mar 15 11:34:27 2000 Jim Wilson <wilson@cygnus.com>
7 * config/ia64/ia64.md (restore_stack_nonlocal): New.
8 * config/ia64/lib1funcs.asm (__ia64_nonlocal_goto): Delete padding nop.
9 (__ia64_restore_stack_nonlocal): New.
10 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __restore_stack_nonlocal.
12 2000-03-15 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
14 * cpphash.c (collect_formal_parameters): Do not complain about
15 parameter names that just start with `__VA_ARGS__'.
17 Wed Mar 15 13:26:58 MET 2000 Jan Hubicka <jh@suse.cz>
19 * i386.md (movhi_1): Promote movw imm, reg to movl imm, reg and
20 movw reg, reg to movzwl reg, reg on PARTIAL_REGISTER_STALL machines.
21 * i386.c (pentiumpro_cost): Set mul cost to 4.
22 (x86_use_movx): Set for PPro.
24 Wed Mar 15 13:07:05 MET 2000 Jan Hubicka <jh@suse.cz>
26 * i386.md (ix86_compute_frame_size): stack_alignment_needed is
27 STACK_BOUNDARY for empty frames now.
29 2000-03-14 Mark Mitchell <mark@codesourcery.com>
31 * stor-layout.c (layout_union): Remove.
32 (layout_union_field): New function, split out from layout_union.
33 (finish_union_layout): Likewise.
34 (layout_field): Handle unions by calling layout_union_field.
35 (finish_record_layout): Handle unions.
36 (layout_type): Combine RECORD_TYPE, UNION_TYPE, and
37 QUAL_UNION_TYPE handling.
39 Wed Feb 23 13:00:06 CET 2000 Jan Hubicka <jh@suse.cz>
40 * flow.c (fixup_reorder_chain): Avoid double labels in the basic block;
41 end of basic block is jump_insn, not barrier; use create_basic_block
42 instead of creating basic block by hand.
44 2000-03-14 Jason Eckhardt <jle@cygnus.com>
45 * flow.c (reorder_basic_blocks): Account for barriers when writing
46 over NEXT_INSN (last_bb->end).
47 (verify_flow_info): Add check for missing barriers.
49 2000-03-14 Greg McGary <gkm@gnu.org>
51 * c-lex.h (enum rid): Add RID_BOUNDED & RID_UNBOUNDED.
52 * c-lex.c (init_lex): Handle RID_BOUNDED & RID_UNBOUNDED.
53 * c-parse.gperf (__bounded, __bounded__, __ptrbase, __ptrbase__,
54 __ptrextent, __ptrextent__, __ptrvalue, __ptrvalue__,
55 __unbounded, __unbounded__): New keywords.
56 * c-parse.in (PTR_VALUE PTR_BASE PTR_EXTENT): New tokens.
57 * c-parse.y, c-parse.c, c-parse.h: Regenerate.
58 * objc/objc-parse.y, objc/objc-parse.c: Regenerate.
60 2000-03-14 Bernd Schmidt <bernds@cygnus.co.uk>
63 * alias.c: Include "cselib.h".
64 (fixed_scalar_and_varying_struct_p): Accept the addresses of the
65 MEMs as two new arguments.
66 (get_addr): New static function.
67 (find_base_term): Handle VALUEs.
68 (memrefs_conflict_p): Likewise.
69 (true_dependence): Call get_addr on the addresses.
70 Call fixed_scalar_and_varying_struct_p with addresses that have been
71 passed through get_addr and canon_rtx.
72 (write_dependence_p): Move DIFFERENT_ALIAS_SETS_P test for consistency
74 Call get_addr on the addresses; don't call canon_rtx on the MEMs.
75 * loop.c: Include "cselib.h".
76 (load_mems): Process extended basic block that enters the loop with
77 cselib. Use that information to change initialization of the shadow
78 register so that a constant equivalence is seen by later passes.
79 * reload1.c: Include "cselib.h".
80 (reload_cse_invalidate_regno): Delete function.
81 (reload_cse_mem_conflict_p): Likewise.
82 (reload_cse_invalidate_mem): Likewise.
83 (reload_cse_invalidate_rtx): Likewise.
84 (reload_cse_regno_equal_p): Likewise.
85 (reload_cse_check_clobber): Likewise.
86 (reload_cse_record_set): Likewise.
87 (reg_values): Delete static variable.
88 (invalidate_regno_rtx): Likewise.
89 (reload_cse_delete_noop_set): New static function.
90 (reload_cse_simplify): New static function, broken out of
92 (reload_cse_noop_set_p): Delete unused argument INSN.
93 Just call rtx_equal_for_cselib_p on set source and destination.
94 (reload_cse_regs_1): Break out some code into reload_cse_simplify and
95 reload_cse_delete_noop_set. Delete code to keep track of values; use
96 cselib functions instead. Delete code to push/pop obstacks.
97 (reload_cse_simplify_set): Use cselib to find equivalent values.
98 Delete code to push/pop obstacks.
99 (reload_cse_simplify_operands): Likewise.
100 * rtl.def (VALUE): New rtx code.
101 * rtl.h (union rtunion_def): New elt rt_cselib.
102 (X0CSELIB, CSELIB_VAL_PTR): New macros.
103 * simplify_rtx.c: Include "ggc.h", "obstack.h", "cselib.h".
104 (new_elt_list, new_elt_loc_list, unchain_one_value, clear_table,
105 unchain_one_elt_list, unchain_one_elt_loc_list, check_useless_values,
106 discard_useless_locs, discard_useless_values, entry_and_rtx_equal_p,
107 hash_rtx, new_cselib_val, add_mem_for_addr, get_value_hash,
108 cselib_lookup_mem, cselib_subst_to_values, cselib_invalidate_regno,
109 cselib_mem_conflict_p, cselib_invalidate_mem, cselib_invalidate_rtx,
110 cselib_record_set, cselib_record_sets): New static functions.
111 (cselib_lookup, cselib_update_varray_sizes, cselib_init,
112 cselib_finish, cselib_process_insn, rtx_equal_for_cselib_p,
113 references_value_p): New functions.
114 (MAX_USELESS_VALUES, REG_VALUES): New macros.
115 (table, cselib_current_insn, next_unknown_value, cselib_nregs,
116 n_useless_values, reg_values, callmem, cselib_obstack,
117 cselib_startobj, empty_vals, empty_elt_lists, empty_elt_loc_lists):
118 New static variables.
119 * varray.h (union varray_data_tag): New elt te.
120 (VARRAY_ELT_LIST_INIT, VARRAY_ELT_LIST): New macros.
121 * Makefile.in (reload1.o, loop.o, simplify-rtx.o, alias.o): Update
124 2000-03-14 Nick Clifton <nickc@cygnus.com>
126 * gcc.c (do_spec_1): Catch the case where %* is used in a
127 substitution pattern, but it has not been initialised.
128 Issue a meaningful error message if an unrecognised operator
129 is encountered in a spec string.
131 2000-03-14 Richard Earnshaw <rearnsha@arm.com>
133 * function.c (prepare_function_start): Correctly initialize
134 cfun->stack_alignment_needed.
136 2000-03-14 Zack Weinberg <zack@wolery.cumb.org>
138 * cppfiles.c (find_include_file): Don't assume nshort is a
141 Tue Mar 14 08:42:21 2000 Jeffrey A Law (law@cygnus.com)
143 * configure.in (hppa configurations): Add pa32-regs.h to the
144 list of tm files as appropriate.
145 * configure: Rebuilt.
146 * pa.c (compute_frame_size): Remove explicit knowledge about FP
148 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
149 (fmpyaddoperands, fmpysuboperands): Likewise.
150 * pa.h: Remove various definitions which depend on knowing
151 how registers are numbered.
152 * pa32-regs.h: New file with PA32 register numbering specific
155 2000-03-14 Richard Henderson <rth@cygnus.com>
157 * regmove.c (combine_stack_adjustments): New.
158 (stack_memref_p, single_set_for_csa): New.
159 (free_csa_memlist, record_one_stack_memref): New.
160 (try_apply_stack_adjustment): New.
161 (combine_stack_adjustments_for_block): New.
162 * rtl.h (combine_stack_adjustments): Declare.
163 * toplev.c (rest_of_compilation): Call it.
165 * i386.md: Revert 2000-01-16 change.
167 2000-03-14 Martin v. Löwis <loewis@informatik.hu-berlin.de>
169 * gccbug.in: Add web category, gcc specific classes.
171 2000-03-14 Nathan Sidwell <nathan@codesourcery.com>
173 * stor-layout.c (finalize_record_size): Fix typo.
175 2000-03-14 Stan Shebs <shebs@apple.com>
177 * c-typeck.c (c_alignof): Error on incomplete types.
178 * extend.texi (Alignment): Document this.
180 2000-03-13 Zack Weinberg <zack@wolery.cumb.org>
182 * cppfiles.c: Include mkdeps.h.
183 (find_include_file, read_include_file): Remove _cpp_ prefix
184 from name, make static.
185 (_cpp_execute_include): New function, broken out of
188 * cpplib.c: Don't include mkdeps.h.
189 (struct directive): Remove type field. Reorder entries. The
190 function takes only one argument.
191 (struct if_stack): Make type field an int.
192 (directive_table): Rename to dtable. Generate it, the
193 prototypes of the directive handlers, and the enum for the
194 directive numbers, from a template macro.
195 (do_ifndef, do_include_next, do_import): New functions.
196 (do_define, do_include, do_endif, do_ifdef, do_if, do_else,
197 do_undef, do_line, do_elif, do_error, do_pragma, do_warning,
198 do_ident, do_assert, do_unassert, do_sccs): Take only one
200 (do_sccs): Define always, but alter behavior based on
202 (_cpp_handle_directive, consider_directive_while_skipping):
203 Restructure for new directive table layout.
205 (pass_thru_directive): Take a directive number, not a pointer
206 to a struct directive.
207 (parse_include): New function, broken out of do_include.
208 (do_include, do_import, do_include_next): Use parse_include
209 and _cpp_execute_include.
210 (do_elif, do_else): Test for T_ELSE specifically when checking
211 for #elif/#else after #else.
212 (parse_ifdef): New function, broken out of do_ifdef.
213 (validate_else): Expect a name arg without a leading #.
214 (if_directive_name): Delete.
215 (cpp_define, cpp_assert, cpp_undef, cpp_unassert): Call
216 directive handlers with only one argument.
218 * cpphash.h: Update prototypes.
219 (enum node_type): Remove entries for directives.
220 * Makefile.in: Update dependencies.
222 * cpphash.c (dump_hash_helper): Only dump nodes of type
223 T_MACRO. Emit a newline after each definition.
225 2000-03-14 Martin v. Löwis <loewis@informatik.hu-berlin.de>
227 * gccbug.in: New file.
228 * configure.in (all_outputs): Add gccbug.
229 * Makefile.in (install-common): Install gccbug.
230 (GCCBUG_INSTALL_NAME): New variable.
231 * configure: Rebuilt.
233 2000-03-13 Jason Merrill <jason@casey.cygnus.com>
235 * function.c (put_var_into_stack): Use type_for_mode to calculate
236 part_type. Use MEM_SET_IN_STRUCT_P.
237 * expr.c (store_field): Handle CONCAT.
238 (store_constructor): Use fields_length.
239 * tree.c (fields_length): New fn.
240 * tree.h: Declare it.
242 2000-03-13 Zack Weinberg <zack@wolery.cumb.org>
244 * Makefile.in (LIBCPP_OBJS): Add cpplex.o.
245 (cpplex.o): New target.
246 * po/POTFILES.in: Add cpplex.c.
248 * cpplex.c (_cpp_grow_token_buffer, null_cleanup,
249 cpp_push_buffer, cpp_pop_buffer, cpp_scan_buffer,
250 cpp_expand_to_buffer, cpp_buf_line_and_col, cpp_file_buffer,
251 skip_block_comment, skip_line_comment, skip_comment,
252 copy_comment, _cpp_skip_hspace, _cpp_skip_rest_of_line,
253 _cpp_parse_name, skip_string, parse_string,
254 _cpp_parse_assertion, cpp_get_token, cpp_get_non_space_token,
255 _cpp_get_directive_token, find_position,
256 _cpp_read_and_prescan, _cpp_init_input_buffer): Move here.
257 (maybe_macroexpand, _cpp_lex_token): New functions.
259 * cpplib.c (SKIP_WHITE_SPACE, eval_if_expr, parse_set_mark,
260 parse_goto_mark): Delete.
261 (_cpp_handle_eof): New function.
262 (_cpp_handle_directive): Rename from handle_directive.
263 (_cpp_output_line_command): Rename from output_line_command.
264 (do_if, do_elif): Call _cpp_parse_expr directly.
265 * cppfiles.c (_cpp_read_include_file): Don't call
266 init_input_buffer here.
267 * cpphash.c (quote_string): Move here, rename _cpp_quote_string.
268 * cppexp.c (_cpp_parse_expr): Diddle parsing_if_directive
269 here; pop the token_buffer and skip the rest of the line here.
270 * cppinit.c (cpp_start_read): Call _cpp_init_input_buffer
273 * cpphash.h (CPP_RESERVE, CPP_IS_MACRO_BUFFER, ACTIVE_MARK_P):
275 (CPP_SET_BUF_MARK, CPP_GOTO_BUF_MARK, CPP_SET_MARK,
276 CPP_GOTO_MARK): New macros.
277 (_cpp_quote_string, _cpp_parse_name, _cpp_skip_rest_of_line,
278 _cpp_skip_hspace, _cpp_parse_assertion, _cpp_lex_token,
279 _cpp_read_and_prescan, _cpp_init_input_buffer,
280 _cpp_grow_token_buffer, _cpp_get_directive_token,
281 _cpp_handle_directive, _cpp_handle_eof,
282 _cpp_output_line_command): Prototype them here.
283 * cpplib.h (enum cpp_token): Add CPP_MACRO.
284 (CPP_RESERVE, get_directive_token, cpp_grow_buffer,
285 quote_string, output_line_command): Remove.
287 2000-03-13 Bernd Schmidt <bernds@cygnus.co.uk>
289 * stmt.c (expand_end_case): RANGE may be signed, and when checking
290 whether it is too large we must also verify that it isn't negative.
292 2000-03-13 Jakub Jelinek <jakub@redhat.com>
294 * config/sparc/sparc.md: Remove all traces of TARGET_LIVE_G0.
295 (movsi_zero_liveg0): Remove.
296 (movsf_insn_novis_liveg0): Remove.
298 (negsi2_not_liveg0): Rename to negsi2.
299 (one_cmplsi2): Remove.
300 (one_cmplsi2_not_liveg0): Rename to one_cmplsi2.
301 (one_cmplsi2_liveg0): Remove.
302 * config/sparc/sparc.h (TARGET_LIVE_G0, TARGET_BROKEN_SAVERESTORE,
303 MASK_LIVE_G0, MASK_BROKEN_SAVERESTORE): Remove.
304 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_LIVE_G0 if.
305 (PREDICATE_CODES): Remove zero_operand.
306 * config/sparc/sparc.c: Remove all traces of TARGET_LIVE_G0 and
307 TARGET_BROKEN_SAVERESTORE.
308 (zero_operand): Remove.
309 * config/sparc/splet.h (SUBTARGET_SWITCHES): Remove -mlive-g0,
310 -mno-live-g0, -mbroken-saverestore and -mno-broken-saverestore
312 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
313 * config/sparc/linux-aout.h (TARGET_LIVE_G0,
314 TARGET_BROKEN_SAVERESTORE): Remove.
315 * config/sparc/linux.h (TARGET_LIVE_G0, TARGET_BROKEN_SAVERESTORE):
317 * config/sparc/linux64.h (TARGET_LIVE_G0, TARGET_BROKEN_SAVERESTORE):
319 * config/sparc/sol2.h (TARGET_LIVE_G0, TARGET_BROKEN_SAVERESTORE):
322 * config/sparc/sparc.md (return_df_no_fpu): New pattern.
324 2000-03-13 Zack Weinberg <zack@wolery.cumb.org>
326 * cpplib.c (do_pragma_implementation): Fix off-by-one error
327 truncating a string. Don't assume tokens are nul terminated.
328 Problem noted by Andreas Jaeger <aj@suse.de>
330 2000-03-13 Jason Merrill <jason@casey.cygnus.com>
332 * dwarf2out.c (add_name_and_src_coords_attributes): Only add
333 DW_AT_MIPS_linkage_name for TREE_PUBLIC decls.
334 (ASM_OUTPUT_DWARF_ADDR_CONST): Don't output trailing newline.
336 2000-03-13 Richard Earnshaw <rearnsha@arm.com>
338 * stor-layout.c (new_record_layout_info): Fix typo inside ifdef
339 STRUCTURE_SIZE_BOUNDARY.
341 2000-03-13 Mark Mitchell <mark@codesourcery.com>
343 * tree.h (record_layout_info_s): New structure.
344 (record_layout_info): New type.
345 (new_record_layout_info): New function.
346 (layout_field): Likewise.
347 (finish_record_layout): Likewise.
348 * stor-layout.c (layout_record): Remove.
349 (new_record_layout_info): New function.
350 (layout_field): New function, broken out from layout_record.
351 (finalize_record_size): Likewise.
352 (compute_record_mode): Likewise.
353 (finalize_type_size): New function, broken out from layout_type.
354 (finish_record_layout): Likewise.
355 (layout_type): Use them.
357 2000-03-12 Zack Weinberg <zack@wolery.cumb.org>
359 * cpphash.c: Don't include version.h.
360 (special_symbol) [case T_VERSION]: Look for the string in
361 hp->value.cpval; don't use version_string.
362 * cppinit.c (initialize_builtins): Set hp->value.cpval for
363 __VERSION__ to version_string.
364 * Makefile.in (cpphash.o): Update deps.
366 2000-03-12 Zack Weinberg <zack@wolery.cumb.org>
368 Convert cpplib to use libiberty/hashtab.c.
370 * cpplib.h (struct cpp_reader): Make hashtab and
371 all_include_files of type 'struct htab *'. Delete HASHSIZE
372 and ALL_INCLUDE_HASHSIZE macros.
374 * cpphash.h: Update prototypes.
375 (struct hashnode): Remove next, prev, and bucket_hdr members.
376 Make length a size_t. Add hash member.
377 (struct ihash): Remove next member. Add hash member. Make
378 name a flexible array member.
380 * cppfiles.c: Include hashtab.h.
381 (include_hash): Delete.
382 (IHASHSIZE): New macro.
383 (hash_IHASH, eq_IHASH, _cpp_init_include_hash): New functions.
384 (cpp_included): Do the hash lookup here.
385 (_cpp_find_include_file): Rewrite.
386 (cpp_read_file): Put the "fake" hash entry into the hash
387 table. Honor the control_macro, if it turns out we've seen
388 the file before. Don't push the buffer here.
389 (_cpp_read_include_file): Push the buffer here.
390 (OMODES): New macro. Use it whenever we call open(2).
392 * cpphash.c: Include hashtab.h.
393 (hash_HASHNODE, eq_HASHNODE, del_HASHNODE, dump_hash_helper,
394 _cpp_init_macro_hash, _cpp_dump_macro_hash, _cpp_make_hashnode,
395 _cpp_lookup_slot): New functions.
396 (HASHSIZE): new macro.
397 (hashf, _cpp_install, _cpp_delete_macro): Delete.
398 (_cpp_lookup): Use hashtab.h routines.
400 * cppinit.c: Include hashtab.h.
401 (cpp_reader_init): Call _cpp_init_macro_hash and
402 _cpp_init_include_hash. Don't allocate hashtab directly.
403 (cpp_cleanup): Just call htab_delete on pfile->hashtab and
404 pfile->all_include_files.
405 (initialize_builtins): Use _cpp_make_hashnode and
406 htab_find_slot to add hash entries.
407 (cpp_finish): Just call _cpp_dump_macro_hash.
408 * cpplib.c: Include hashtab.h.
409 (do_define): Use _cpp_lookup_slot and _cpp_make_hashnode to
411 (do_pragma_poison, do_assert): Likewise.
412 (do_include): Don't push the buffer here. Don't increment
413 system_include_depth unless _cpp_read_include_file succeeds.
414 (do_undef, do_unassert): Use _cpp_lookup_slot and htab_clear_slot
416 (do_pragma_implementation): Use alloca to create copy.
418 * Makefile.in: Update dependencies.
420 2000-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
422 * cppinit.c (cl_directive_handler): More K&R fixing.
424 Sat Mar 11 23:54:26 2000 Jim Wilson <wilson@cygnus.com>
426 * config/ia64/ia64.c (ia64_compute_frame_size): Align size to
428 * config/ia64/ia64.h (REGISTER_MOVE_COST): Add missing parentheses.
430 2000-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
432 * cppinit.c (no_arg, no_ass, no_dir, no_fil, no_mac, no_pth):
433 Change from char[] to macros.
435 2000-03-12 Neil Booth <NeilB@earthling.net>
437 * cppinit.c (cpp_start_read): Update indirect function
440 Sat Mar 11 16:18:12 2000 Jim Wilson <wilson@cygnus.com>
442 * config/ia64/ia64.h (ADDITIONAL_REGISTER_NAMES): Fix typo in loc79
445 * config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
446 config/ia64/ia64.md, config/ia64/xm-ia64.h: Fix copyright messages.
448 2000-03-11 Neil Booth <NeilB@earthling.net>
450 * cppinit.c (struct pending option): Replace undef with a
451 pointer to a directive handling routine.
452 (struct cpp_pending): Replace separate assert_ and define_
453 lists with one directive_ list.
454 (new_pending_define): Rename new_pending_directive. Extra
455 argument is the directive's handling routine.
456 (handle_option): Update to use new_pending_directive.
458 2000-03-11 Neil Booth <NeilB@earthling.net>
460 * cppfiles.c (file_cleanup, _cpp_find_include_file,
461 remap_filename, _cpp_read_include_file, actual_directory,
462 hack_vms_include_specification): Replace bcopy(), index() etc
463 calls. Add casts to some allocations. Make some variables
464 pointers to const [unsigned] char.
465 * cpphash.c (_cpp_install, macro_cleanup, collect_expansion,
466 collect_formal_parameters): Similarly.
467 * cppinit.c (struct pending_option, append_include_chain,
468 cpp_options_init, cpp_reader_init, initialize_standard_includes,
469 cpp_start_read, new_pending_define, handle_option): Similarly.
470 * cpplib.c (cpp_define, copy_comment, do_define, do_include,
471 do_undef, do_error, do_warning, do_pragma, do_pragma_once,
472 do_pragma_implementation, detect_if_not_defined,
473 do_ifdef, skip_if_group, cpp_get_token, parse_string,
474 do_assert, do_unassert): Similarly.
475 * cpplib.h (cpp_buffer, cpp_options): Update types. Update
477 * mkdeps.c (deps_add_target, deps_add_dep): cast allocations.
479 2000-03-10 Richard Henderson <rth@cygnus.com>
481 * builtins.c (expand_builtin_strlen): Revert last change.
482 Use emit_insn_before if we're at the beginning of a sequence.
484 2000-03-10 Jason Merrill <jason@casey.cygnus.com>
486 * builtins.c (expand_builtin_strlen): Make sure that we have something
487 at the beginning of the sequence.
489 * toplev.c (rest_of_compilation): Also set TREE_NOTHROW for
492 * invoke.texi (C++ Dialect Options): Document -fno-enforce-eh-specs.
494 2000-03-10 Richard Henderson <rth@cygnus.com>
496 * except.c (can_throw): Use INTVAL on a CONST_INT.
497 (reachable_handlers): Likewise.
498 * flow.c (count_basic_blocks, find_basic_blocks_1): Likewise.
500 2000-03-10 Andreas Jaeger <aj@suse.de>
502 * config/mips/linux.h: Undefine MD_EXEC_PREFIX and
503 MD_STARTFILE_PREFIX since those are not needed on linux.
504 (ASM_FILE_START): New, from mips/gnu.h.
506 2000-03-09 Richard Henderson <rth@cygnus.com>
507 Alex Samuel <samuel@codesourcery.com> and others
509 * Makefile.in (ssa.o): New rule.
511 (STAGESTUFF): Add *.ssa and *.ussa.
512 (mostlyclean): Delete *.ssa, *.ussa, */*.ssa, */*.ussa.
513 * rtl.def (PHI): New RTL expression.
514 * rtl.h (clear_log_links): New declaration.
515 (convert_to_ssa): Likewise.
516 (convert_from_ssa): Likewise.
517 * flow.c (split_edge): If the entry node falls through to the
518 split edge's source block, split the entry edge.
519 (clear_log_links): New function.
520 * toplev.c (ssa_dump): New variable.
521 (flag_ssa): Likewise.
522 (f_options): Add "ssa".
523 (compile_file): Create SSA dump files.
524 (rest_of_compilation): Go to and from SSA if enabled.
525 (decide_d_option): Handle -de for SSA dump files.
528 Thu Mar 9 20:01:38 2000 Jim Wilson <wilson@cygnus.com>
530 * expr.c (expand_assignment): For a CALL_EXPR, special case PARM_DECL
533 2000-03-09 Benjamin Kosnik <bkoz@cygnus.com>
535 * config/alpha/linux.h (WCHAR_TYPE): Make consistent.
537 Thu Mar 9 18:10:02 2000 Jeffrey A Law (law@cygnus.com)
539 * config/pa/pa-hpux10.h (LIB_SPEC): Correct typo in !p case.
540 (MD_STARTFILE_PREFIX_1): New macro.
542 2000-03-09 Robert Lipe <robertl@sco.com>
544 * config/ia64/ia64.c: Include system.h.
546 2000-03-09 Jason Merrill <jason@casey.cygnus.com>
548 * except.c (nothrow_function_p): If -fno-exceptions, just return.
549 (init_eh_nesting_info): Likewise.
551 * tree.h (struct tree_common): Rename raises_flag to nothrow_flag.
552 (TREE_NOTHROW): Rename from TREE_RAISES.
553 * toplev.c (rest_of_compilation): Set it.
554 * print-tree.c (print_node): Adjust.
555 * tree.c (stabilize_reference, build, build1): Don't set TREE_RAISES.
556 (stabilize_reference_1, get_unwidened, get_narrower): Likewise.
557 * calls.c (emit_call_1): Add 'nothrow' parm. Add
558 REG_EH_REGION note as appropriate.
559 (libfunc_nothrow): New fn.
560 (emit_library_call, emit_library_call_value): Use it.
561 (expand_call): Check TREE_NOTHROW.
563 * varasm.c (make_decl_rtl): Skip initial '*' when setting
566 2000-03-09 Andreas Jaeger <aj@suse.de>
568 * mips/linux.h (NO_IMPLICIT_EXTERN_C): Define.
569 (TARGET_MEM_FUNCTIONS): Define.
571 2000-03-09 Jason Merrill <jason@casey.cygnus.com>
573 * i386.c (ix86_valid_type_attribute_p): Use compare_tree_int.
575 * except.c (can_throw): See through a SEQUENCE.
576 (nothrow_function_p): New fn.
577 * except.h: Declare it.
578 * function.c (current_function_nothrow): New var.
579 (prepare_function_start): Initialize it.
580 * output.h: Declare it.
581 * toplev.c (rest_of_compilation): Set it.
582 * dwarf2out.c (dwarf2out_begin_prologue): Use it.
584 2000-03-09 Zack Weinberg <zack@wolery.cumb.org>
586 * cpphash.c (collect_formal_parameters): strncmp returns 0 for
587 match. (cpp_compare_defs): Count the nul separator when
588 advancing over argument names.
590 2000-03-09 Bernd Schmidt <bernds@cygnus.co.uk>
592 * recog.c (preprocess_constraints): Matching constraints affect
593 same alternative/different operand, not same operand/different
596 * reload1.c (eliminate_regs_in_insn): Handle additions of eliminable
597 register and a constant specially.
599 2000-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
601 * libgcc2.h: New file.
602 * libgcc2.c: Move macros, typedefs and prototypes to libgcc2.h.
604 Wed Mar 8 16:19:42 2000 Jim Wilson <wilson@cygnus.com>
606 * configure.in (ia64*-*-elf*, ia64*-*-linux*): New.
607 * configure: Regenerate.
610 2000-03-08 Zack Weinberg <zack@wolery.cumb.org>
612 * Makefile.in (LIBCPP_DEPS): New macro.
613 (cpplib.o, cpphash.o, cpperror.o, cppexp.o, cppfiles.o): Use
615 * cpperror.c: Include cpphash.h.
616 * cppexp.c: Include cpphash.h. Remove MULTIBYTE_CHARS
618 (lex): Don't use CPP_WARN_UNDEF.
619 (_cpp_parse_expr): Return an int, the truth value.
620 * cppfiles.c: Include cpphash.h.
621 (_cpp_merge_include_chains): Move to cppinit.c and make static.
622 * cppinit.c (include_defaults_array): Disentangle.
623 (cpp_cleanup): Don't free the if stack here.
624 (cpp_finish): Pop off all buffers, not just one.
625 * cpplib.c (eval_if_expr): Return int.
626 (do_xifdef): Rename do_ifdef.
627 (handle_directive): Don't use CPP_PREPROCESSED.
628 (cpp_get_token): Don't use CPP_C89.
629 * fix-header.c: Don't use CPP_OPTIONS.
631 * cpplib.h: Move U_CHAR, enum node_type, struct
632 file_name_list, struct ihash, is_idchar, is_idstart,
633 is_numchar, is_numstart, is_hspace, is_space, CPP_BUF_PEEK,
634 CPP_BUF_GET, CPP_FORWARD, CPP_PUTS, CPP_PUTS_Q, CPP_PUTC,
635 CPP_PUTC_Q, CPP_NUL_TERMINATE, CPP_NUL_TERMINATE_Q,
636 CPP_BUMP_BUFFER_LINE, CPP_BUMP_LINE, CPP_PREV_BUFFER,
637 CPP_PRINT_DEPS, CPP_TRADITIONAL, CPP_PEDANTIC, and prototypes
638 of _cpp_simplify_pathname, _cpp_find_include_file,
639 _cpp_read_include_file, and _cpp_parse_expr to cpphash.h.
640 Move struct if_stack to cpplib.c. Move struct cpp_pending to
642 Change all uses of U_CHAR to be unsigned char instead.
643 Delete CPP_WARN_UNDEF, CPP_C89, and CPP_PREPROCESSED.
645 2000-03-08 Jason Merrill <jason@casey.cygnus.com>
647 * dwarf2out.c (dw_fde_struct): Add 'nothrow'.
648 (dwarf2out_begin_prologue): Set it.
649 (output_call_frame_info): Don't emit EH unwind info for leaves.
651 * flow.c (count_basic_blocks, find_basic_blocks_1): A rethrow
652 can occur outside of an EH region.
653 * except.c: Correct comments about rethrow behavior.
654 (rethrow_symbol_map): Do nothing if !flag_new_exceptions.
656 2000-03-08 Andrew MacLeod <amacleod@cygnus.com>
658 * flow.c (make_edges): Always call make_eh_edge for calls.
660 2000-03-08 Zack Weinberg <zack@wolery.cumb.org>
662 * cpplib.h (parse_underflow_t, CPP_NULL_BUFFER): Delete.
663 (struct cpp_buffer): Remove fname and underflow fields.
664 (struct cpp_reader): Remove get_token field.
665 (struct include_hash): Rename to struct ihash. Add typedef to
667 (struct if_stack): Remove fname field.
668 (IF_STACK_FRAME): Rename to IF_STACK.
670 * cpperror.c (print_containing_files): Trust that there are no
671 macro buffers below the top file buffer.
672 * cppfiles.c: Replace all references to 'struct include_hash'
673 with 'IHASH'. Rename initialize_input_buffer to
674 init_input_buffer. Don't set or reference cpp_buffer->fname,
675 use buffer->ihash->name instead.
676 * cpphash.c (special_symbol): Use cpp_file_buffer. Use NULL
678 * cppinit.c: Use NULL not CPP_NULL_BUFFER, IF_STACK not
679 IF_STACK_FRAME, IHASH not struct include_hash.
680 * cpplib.c: Rename eval_if_expression to eval_if_expr. Remove
681 null_underflow. Use IF_STACK not IF_STACK_FRAME, IHASH not
682 struct include_hash, NULL not CPP_NULL_BUFFER. Remove all
683 references to cpp_buffer->fname (delete entirely, or use
684 ->ihash->name instead) and IF_STACK->fname.
685 (cpp_push_buffer): Don't set new->underflow.
686 (do_include): Use cpp_file_buffer.
688 * cpphash.c (collect_formal_parameters): Remove duplicate
689 increment of argslen. Pedwarn in C99 mode if __VA_ARGS__ is
690 used as a macro argument name. Don't append "..." to namebuf
691 for varargs macros. After we're done scanning, go through
692 namebuf and make it NUL separated, not comma separated.
693 (_cpp_compare_defs): Remove register tag from variables.
694 Expect defn->argnames to be NUL separated.
695 (_cpp_dump_definition): Expect defn->argnames to be NUL
696 separated and in forward order.
697 * cpphash.h: Update documentation of argnames field.
699 2000-03-08 Richard Henderson <rth@cygnus.com>
701 * builtins.c (expand_builtin_strlen): Be prepared for strlensi
702 to fail. Don't pre-expand the source operand.
704 * i386.md (strlensi): Initialize eoschar and align before use.
706 2000-03-08 Jason Merrill <jason@casey.cygnus.com>
708 * expr.c (expand_expr, case ARRAY_REF): Still check for missing
711 2000-03-08 Gavin Romig-Koch <gavin@cetus.cygnus.com>
713 * mips.c (mips_expand_prologue): If the last
714 named argument is the vararg marker "va_list", treat it as
717 2000-03-08 Clinton Popetz <cpopetz@cygnus.com>
719 * dbxout.c (dbxout_parms): When correcting for promoted
720 big-endian parameters, use the mode of the DECL_RTL rather
723 2000-03-08 Nathan Sidwell <nathan@codesourcery.com>
725 * c-common.h (make_fname_decl): Declare.
726 * c-common.c (make_fname_decl): Define.
727 (declare_hidden_char_array): Remove.
728 (declare_function_name): Use make_fname_decl.
729 * c-decl.c (c_make_fname_decl): New function.
730 (init_decl_processing): Set make_fname_decl.
732 Tue Mar 7 23:50:31 2000 Jeffrey A Law (law@cygnus.com)
734 * cccp.c (handle_directive): Initialize backslash_newlines_p.
736 2000-03-07 Philipp Thomas <pthomas@suse.de>
738 * po/POTFILES.in: Remove cppalloc.c from file list.
740 2000-03-07 Steve Chamberlain <sac@pobox.com>
742 * pj.c (pj_expand_prologue): current_function->args_info is
743 now current_function_args_info.
745 * pj.h (STORE_FLAG_VALUE, USER_LABEL_PREFIX,
746 LOCAL_LABEL_PREFIX, ASM_GENERATE_INTERNAL_LABEL,
747 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Define.
749 2000-03-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
751 * config/c4x/c4x.h (PUT_SDB_TYPE): Define so that the type info is
752 output as hexadecimal rather than the default octal.
754 2000-03-07 Zack Weinberg <zack@wolery.cumb.org>
756 * cpphash.c (special_symbol): Fix thinko in previous commit.
758 2000-03-07 Neil Booth <NeilB@earthling.net>
760 * cppexp.c (struct operation, left_shift, right_shift,
761 cpp_parse_expr): Change some "char"s to "U_CHAR"s, and some
762 "int"s to "unsigned int"s.
763 * cpplib.c (detect_if_not_defined, do_assert, do_unassert):
765 * cpplib.h: Update for above.
766 * mkdeps.c (deps_init, deps_calc_target): Cast pointers
767 returned from allocations.
769 * cppinit.c (opt_comp, parse_options): New functions.
770 (handle_option): Use parse_option to parse a single command
771 line option, that possibly takes an argument.
772 (cpp_handle_options): Sort the array of command line options on
773 first invocation (non-ASCII hosts only).
774 (print_help): Update.
776 2000-03-07 Zack Weinberg <zack@wolery.cumb.org>
778 * mkdeps.c (munge): Fix off-by-one bug and inconsistencies in
779 backslash counting loops. Problem noted by Matt Kraai <kraai@ghs.com>.
781 * cppfiles.c (_cpp_find_include_file): Make sure ih->name is
783 * cppinit.c (cpp_cleanup): Free imp->nshort also.
785 * cpperror.c (cpp_print_containing_files,
786 cpp_print_file_and_line, v_cpp_message): Rename to
787 print_containing_files, print_file_and_line, and v_message.
788 * cppexp.c (cpp_parse_expr, cpp_parse_escape, cpp_lex): Rename
789 to _cpp_parse_expr, parse_escape, and lex.
790 (parse_charconst): Remove broken multibyte support.
791 * cppfiles.c (include_hash): Make static.
792 (cpp_included): New function.
793 (merge_include_chains, find_include_file, finclude,
794 simplify_pathname): Rename to _cpp_merge_include_chains,
795 _cpp_find_include_file, _cpp_read_include_file, and
796 _cpp_simplify_pathname.
797 * cpphash.c (cpp_lookup, free_definition, delete_macro,
798 cpp_install, create_definition, macroexpand, compare_defs,
799 dump_definition): Rename to _cpp_lookup, _cpp_free_definition,
800 _cpp_delete_macro, _cpp_install, _cpp_create_definition,
801 _cpp_macroexpand, _cpp_compare_defs, and _cpp_dump_definition.
802 * cppinit.c (cpp_handle_option): Rename to handle_option, make
804 * cpplib.c: Remove extern prototype of cpp_parse_expr.
806 * cpphash.h: Update prototypes.
807 * cpplib.h: Likewise. Prototype _cpp_parse_expr here.
809 2000-03-07 Andrew Haley <aph@cygnus.com>
811 * config/mips/mips.h (PTRDIFF_TYPE): Revert broken change;
812 PTRDIFF_TYPE should be based solely on Pmode.
815 2000-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
817 * rtl.h (rtunion_def): Constify member `rtstr'.
818 (emit_line_note_after, emit_line_note, emit_line_note_force,
819 emit_note, decode_asm_operands): Constify.
821 * cse.c (canon_hash): Likewise.
823 * dbxout.c (dbxout_block): Likewise.
825 * diagnostic.c (file_and_line_for_asm, v_error_for_asm,
826 v_warning_for_asm): Likewise.
828 * dwarfout.c (function_start_label): Likewise.
830 * emit-rtl.c (emit_line_note_after, emit_line_note, emit_note,
831 emit_line_note_force): Likewise.
833 * final.c (last_filename, asm_insn_count, final_scan_insn,
834 output_source_line): Likewise.
836 * function.h (struct emit_status): Likewise.
838 * gcse.c (hash_expr_1): Likewise.
840 * genattr.c (gen_attr, main): Likewise.
842 * genattrtab.c (struct function_unit, current_alternative_string,
843 write_attr_valueq, n_comma_elts, next_comma_elt, attr_eq,
844 attr_numeral, check_attr_test, check_attr_value,
845 convert_set_attr_alternative, convert_set_attr,
846 compute_alternative_mask, simplify_by_exploding, gen_attr,
849 * genflags.c (gen_insn): Likewise.
851 * gengenrtl.c (type_from_format): Likewise.
853 * genopinit.c (gen_insn): Likewise.
855 * genoutput.c (n_occurrences, process_template, process_template):
858 * ggc-page.c (ggc_set_mark, ggc_mark_if_gcable, ggc_get_size):
861 * ggc-simple.c (ggc_set_mark, ggc_mark_if_gcable, ggc_get_size):
864 * ggc.h (ggc_mark_string, ggc_mark, ggc_mark_if_gcable,
865 ggc_set_mark, ggc_get_size): Likewise.
867 * objc/objc-act.c (build_module_descriptor, finish_objc): Likewise.
869 * optabs.c (init_one_libfunc): Likewise.
871 * output.h (assemble_start_function): Likewise.
873 * recog.c (decode_asm_operands): Likewise.
875 * toplev.c (rest_of_compilation): Likewise.
877 * tree.h (emit_line_note_after, emit_line_note,
878 emit_line_note_force): Likewise.
880 * varasm.c (asm_output_bss, asm_output_aligned_bss,
881 asm_emit_uninitialised, assemble_start_function,
882 assemble_variable, const_hash, compare_constant_1,
883 find_pool_constant, mark_constant_pool, assemble_alias): Likewise.
885 * xcoffout.h (DBX_FINISH_SYMBOL): Likewise.
887 * alpha/alpha.md (call_vms, call_value_vms): Likewise.
889 * arm/aof.h (ASM_OUTPUT_ASCII): Likewise.
891 * arm/aout.h (ASM_OUTPUT_ASCII): Likewise.
893 * arm/arm-protos.h (output_ascii_pseudo_op, arm_dllexport_name_p,
894 arm_dllimport_name_p): Likewise.
896 * arm/arm.c (arm_encode_call_attribute, output_ascii_pseudo_op):
899 * arm/arm.h (ASM_OUTPUT_MI_THUNK): Likewise.
901 * arm/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
903 * arm/pe.c (arm_dllexport_name_p, arm_dllimport_name_p,
904 arm_mark_dllexport, arm_mark_dllimport,
905 arm_pe_encode_section_info): Likewise.
907 * arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS,
908 ASM_FINISH_DECLARE_OBJECT): Likewise.
910 * arm/thumb.c (thumb_function_prologue): Likewise.
912 * arm/thumb.h (ASM_OUTPUT_ASCII): Likewise.
914 * avr/avr.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
916 * clipper/clix.h (ASM_OUTPUT_ASCII): Likewise.
918 * fx80/fx80.h (ASM_OUTPUT_ASCII): Likewise.
920 * i386/cygwin.h (ASM_OUTPUT_SECTION_NAME): Likewise.
922 * i386/freebsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
924 * i386/i386-interix.h (ASM_OUTPUT_LIMITED_STRING,
925 ASM_OUTPUT_ASCII, ASM_OUTPUT_SECTION_NAME): Likewise.
927 * i386/i386-protos.h (asm_output_function_prefix): Likewise.
929 * i386/i386.c (asm_output_function_prefix): Likewise.
931 * i386/i386elf.h (ASM_OUTPUT_ASCII): Likewise.
933 * i386/osfrose.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
935 * i386/ptx4-i.h (ASM_OUTPUT_ASCII): Likewise.
937 * i386/sco5.h (ASM_FINISH_DECLARE_OBJECT,
938 ASM_OUTPUT_LIMITED_STRING, ASM_OUTPUT_ASCII,
939 ASM_OUTPUT_SECTION_NAME): Likewise.
941 * i386/sysv4.h (ASM_OUTPUT_ASCII): Likewise.
943 * i860/paragon.h (ASM_OUTPUT_ASCII): Likewise.
945 * i860/sysv3.h (ASM_OUTPUT_ASCII): Likewise.
947 * m32r/m32r.c (m32r_encode_section_info): Likewise.
949 * mcore-elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
951 * mcore/mcore.c (mcore_encode_section_info): Likewise.
953 * mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
955 * mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
957 * mips/iris6.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
959 * mips/mips.h (ASM_OUTPUT_IDENT): Likewise.
961 * mips/mips.md (movdi, movsi): Likewise.
963 * mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
965 * netbsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
967 * openbsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
969 * ptx4.h (ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
970 ASM_OUTPUT_ASCII): Likewise.
972 * rs6000/rs6000.c (rs6000_allocate_stack_space, output_epilog,
973 output_mi_thunk, output_toc): Likewise.
975 * rs6000/rs6000.md (movsi): Likewise.
977 * rs6000/sysv4.h (ASM_OUTPUT_INT, ASM_OUTPUT_SECTION_NAME): Likewise.
979 * tahoe/harris.h (ASM_OUTPUT_ASCII): Likewise.
981 * v850/v850.c (print_operand, print_operand_address,
982 v850_encode_data_area): Likewise.
984 2000-03-07 Clinton Popetz <cpopetz@cygnus.com>
986 * config/mips/mips.md (zero_extendsidi2): Always force operand
987 one to memory for mips16.
989 Mon Mar 6 15:22:29 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
991 * tree.h (INT_CST_LT, INT_CST_LT_UNSIGNED): Remove unneeded casts.
992 (struct tree_int_cst): int_cst_low is now unsigned HOST_WIDE_INT.
993 (attribute_hash_list, type_hash_canon): hashcode is now unsigned.
994 (type_hash_lookup, type_hash_add, type_hash_list): Likewise.
995 (min_precision): Result is unsigned.
996 (add_double, neg_double, mul_double): Low word is unsigned.
997 (lshift_double, rshift_double, lrotate_double): Likewise.
998 (rrotate_double, div_and_round_double): Likewise.
999 (tree_floor_log2, compare_tree_int): New functions.
1000 (preserve_rtl_expr_temps): New declaration.
1001 * c-common.c (declare_hidden_char_array): Use compare_tree_int.
1002 (decl_attributes): Use tree_log2 to find alignment.
1003 Check for TREE_INT_CST_HIGH for format args.
1004 (min_precision): Now unsigned.
1005 Use tree_floor_log2.
1006 (truthvalue_conversion): Delete long-disabled code.
1007 * c-decl.c (finish_struct): Clean up tests on field width.
1008 (finish_function): Use compare_tree_int.
1009 * c-pragma.c (handle_pragma_token): Use tree_log2 for alignment.
1010 * c-typeck.c (comptypes): Use tree_int_cst_equal.
1011 (default_conversion, digest_init): Use compare_tree_int.
1012 (build_binary_op): Use integer_all_onesp and compare_tree_int.
1013 Fix type errors in forming masks.
1014 * calls.c (initialize_argument_information): Use compare_tree_int.
1015 * dbxout.c (dbxout_type): Cast TREE_INT_CST_LOW to HOST_WIDE_INT.
1016 * except.c (expand_eh_region_start_tree): Use compare_tree_int.
1017 * expr.c (is_zeros_p, case INTEGER_CST): Use integer_zerop.
1018 (store_field): Use compare_tree_int.
1019 (expand_expr, case CONSTRUCTOR): Use TYPE_SIZE_UNIT.
1020 (expand_expr, case ARRAY_REF): Use compare_tree_int.
1021 (do_jump, case BIT_AND_EXPR): Use tree_floor_log2.
1022 (do_store_flag): Use compare_tree_int.
1023 * fold-const.c (encode, decode): Low part is always unsigned.
1024 (force_fit_type, add_double, neg_double, mul_double): Likewise.
1025 (lshift_double, rshift_double, lrotate_double): Likewise.
1026 (rrotate_double, div_and_round_double, int_const_binop): Likewise.
1027 (fold_convert): Use compare_tree_int.
1028 (operand_equal_p, case INTEGER_CST): Use tree_int_cst_equal.
1029 (invert_truthvalue, case INTEGER_CST): Likewise.
1030 (fold): Use compare_tree_int; add casts for unsigned TREE_INT_CST_LOW.
1031 * mkdeps.c (deps_dummy_targets): Make I unsigned.
1032 * rtl.h (add_double, neg_double, mul_double): Low words are unsigned.
1033 (lshift_double, rshift_double, lrotate_double, rrotate_double):
1035 * stmt.c (expand_decl): Use compare_tree_int and mode_for_size_tree.
1036 (expand_end_case): Use compare_tree_int.
1037 (estimate_case_costs): Cast TREE_INT_CST_LOW to HOST_WIDE_INT.
1038 * stor-layout.c (mode_for_size_tree): Use compare_tree_int.
1039 (layout_decl): Likewise.
1040 (layout_record, layout_union): Make sizes unsigned.
1041 (layout_type, case VOID_TYPE): TYPE_SIZE must be bitsizetype.
1042 (layout_type, case QUAL_UNION_TYPE): Use compare_tree_int.
1043 * tree.c (struct type_hash): hashcode is unsigned.
1044 (build_type_attribute_variant, type_hash_list): Likewise.
1045 (type_hash_lookup, type_hash_add, type_hash_canon): Likewise.
1046 (attribute_hash_list, build_array_type, build_method_type): Likewise.
1047 (build_complex_type): Likewise.
1048 (real_value_from_int_cst): Remove unneeded casts.
1049 (integer_all_onesp): Add casts.
1050 (tree_floor_log2, compare_tree_int): New functions.
1051 (build_index_type): Use tree_int_cst_sgn.
1052 * varasm.c (assemble_variable): Use compare_tree_int.
1054 2000-03-06 Jason Merrill <jason@casey.cygnus.com>
1056 * cpphash.c (collect_expansion): Also catch ## at start of macro.
1058 * varasm.c (make_decl_rtl): Don't add a number to members of
1060 (make_function_rtl): Likewise.
1062 2000-03-06 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1064 * gcse.c (compute_can_copy): Adjust if/else blocks from rth's
1065 patch from 2000-01-28.
1067 2000-03-06 Clinton Popetz <cpopetz@cygnus.com>
1069 * config/sh/sh.c: (barrier_align): Handle a delay slot that is
1070 filled with an insn from the jump target.
1072 2000-03-07 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1074 * config/c4x/c4x-protos.h (c4x_global_name): Constify char *.
1075 (c4x_external_ref): Likewise.
1076 * config/c4x/c4x.c (struct name_list): Likewise.
1078 1999-12-16 Ben Collins <bcollins@debian.org>
1080 * Makefile.in: Pass a new MULTILIB_EXCLUSIONS option as the sixth
1081 argument to genmultilib.
1082 * genmultilib: accept new MULTILIB_EXCLUSIONS option and output
1083 the contents into the multilib.h header.
1084 * gcc.c: Declare multilib_exclusions for the specs file.
1085 (set_multilib_dir): Use it.
1086 (print_multilib_info): Likewise.
1087 * t-linux64: Declare arguments for new MULTILIB_EXCLUSIONS option
1088 to pass to genmultilib.
1090 2000-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1092 * builtins.c (built_in_class_names, built_in_names): Constify a
1095 * gmon-sol2.c (monstartup, moncontrol): Cast ptrs to long, not
1097 (_mcleanup): Ensure value matches format specifier in sprintf.
1099 * cpphash.c (special_symbol): Don't needlessly cast away
1102 * cppinit.c (base_name): Delete unused prototype.
1104 * mkdeps.c (deps_init): Make definition K&R safe.
1106 * tree.h (built_in_class_names, built_in_names): Constify a
1109 2000-03-06 Jakub Jelinek <jakub@redhat.com>
1111 * config/sparc/sparc.c (eligible_for_epilogue_delay): Accept
1112 floating point instructions for epilogue delay.
1114 * config/sparc/sparc.h (ASM_ARCH64_SPEC): Pass -no-undeclared-regs
1115 to gas if it supports .register pseudo.
1117 * real.h (MAX_LONG_DOUBLE_TYPE_SIZE): Define to
1118 LONG_DOUBLE_TYPE_SIZE if not defined.
1119 Use MAX_LONG_DOUBLE_TYPE_SIZE instead of
1120 LONG_DOUBLE_TYPE_SIZE in preprocessor if clauses.
1122 * gengenrtl.c: Likewise.
1123 * print-rtl.c: Likewise.
1125 * config/sparc/sol2-sld-64.h (TARGET_DEFAULT): Set
1126 MASK_LONG_DOUBLE_128.
1127 * config/sparc/sol2.h (TARGET_DEFAULT): Likewise.
1128 * config/sparc/sp64-elf.h (TARGET_DEFAULT): Likewise.
1129 * config/sparc/linux64 (TARGET_DEFAULT): Likewise.
1130 (SUBTARGET_SWITCHES): Define.
1131 (CPP_ARCH32_SPEC): Define __LONG_DOUBLE_128__ if compiling
1132 with -mlong-double-128.
1133 (LONG_DOUBLE_TYPE_SIZE): Define depending on target_flags.
1134 (MAX_LONG_DOUBLE_TYPE_SIZE): Define.
1135 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on CPP macros.
1136 (CC1_SPEC): Include -mlong-double-{64,128} as needed.
1137 * config/sparc/linux.h (SUBTARGET_SWITCHES): Define.
1138 (CPP_SUBTARGET_SPEC): Define __LONG_DOUBLE_128__ if compiling
1139 with -mlong-double-128.
1140 (LONG_DOUBLE_TYPE_SIZE): Define depending on target_flags.
1141 (MAX_LONG_DOUBLE_TYPE_SIZE): Define.
1142 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on CPP macros.
1143 * config/sparc/sparc.h (MASK_LONG_DOUBLE_128,
1144 TARGET_LONG_DOUBLE_128): Define.
1145 * config/sparc/linux-aout.h (LONG_DOUBLE_TYPE_SIZE): Remove.
1146 * config/sparc/sparc.c (sparc_override_options): Disallow 64bit
1147 long double on TARGET_ARCH64.
1149 2000-03-06 Mark Mitchell <mark@codesourcery.com>
1151 * function.c (free_temps_for_rtl_expr): Don't free slots
1152 that have been pushed into a higher level.
1155 2000-03-05 Mark Mitchell <mark@codesourcery.com>
1157 2000-03-05 Mark Mitchell <mark@codesourcery.com>
1159 * basic-block.h (ALLOCA_REG_SET): Remove.
1160 (INITIALIZE_REG_SET): New macro.
1161 * flow.c (update_life_info): Use it.
1162 (calculate_global_regs_live): Likewise.
1163 (propagate_block): Likewise.
1164 * global.c (build_insn_chain): Likewise.
1165 * haifa-sched.c (schedule_region): Likewise.
1167 2000-03-05 Stephane Carrez <stcarrez@worldnet.fr>
1169 * dwarf2out.c (UNALIGNED_WORD_ASM_OP): Support 2 bytes pointer.
1170 (ASM_OUTPUT_DWARF_ADDR_CONST): Use UNALIGNED_WORD_ASM_OP.
1171 (DWARF_ARANGES_PAD_SIZE): New define.
1172 (output_aranges): Use it to pad the address range header.
1173 (DWARF_ROUND): Fix for non power of 2 rounding.
1175 2000-03-05 Jason Merrill <jason@casey.cygnus.com>
1177 * mkdeps.c (deps_calc_target): Remove incorrect 'const'.
1179 2000-03-05 Mark Mitchell <mark@codesourcery.com>
1181 * tree.def (RTL_EXPR): Update documentation.
1182 * tree.h (RTL_EXPR_HAS_NO_SCOPE): New macro.
1183 * expr.c (expand_expr): Handle RTL_EXPR_HAS_NO_SCOPE.
1184 * function.c (preserve_rtl_expr_temp): New function.
1185 (preserve_rtl_expr_temps): Likewise.
1186 (preserve_rtl_expr_result): Use it.
1189 2000-03-04 Mark Mitchell <mark@codesourcery.com>
1191 2000-03-04 Thomas Schuster <Thomas.Schuster@gmx.net>
1193 * regmove.c (copy_src_to_dest) Do not create src->dest move
1194 for unchanging destination.
1196 2000-03-04 Mark Mitchell <mark@codesourcery.com>
1198 * function.h (struct sequence_stack): Remove rtl_expr.
1199 (struct emit_staus): Likewise.
1200 (seq_rtl_expr): Remove.
1201 * tree.h (free_temps_for_rtl_expr): Don't declare.
1202 (start_sequence_for_rtl_expr): Likewise.
1203 * rtl.h (preserve_rtl_expr_result): Likewise.
1204 * emit-rtl.c (start_sequence): Don't set sequence_rtl_expr.
1205 (start_sequence_for_rtl_expr): Remove.
1206 (push_topmost_sequence): Don't save sequence_rtl_expr.
1207 (pop_topmost_sequence): Remove comment about not restoring it.
1208 (end_sequence): Don't set seq_rtl_expr.
1209 (init_emit): Don't initialize it.
1210 (mark_sequence_stack): Don't mark it.
1211 (mark_emit_status): Likewise.
1212 * except.c (protect_with_terminate): Use
1213 start_sequence_for_rtl_expr, not start_sequence.
1214 * expr.c (expand_expr, case RTL_EXPR): Don't call
1215 preserve_rtl_expr_result or free_temps_for_rtl_expr.
1216 * function.c (assign_stack_temp_for_type): Don't set rtl_expr.
1217 (preserve_rtl_expr_result): Remove.
1218 (free_temps_for_rtl_expr): Likewise.
1219 (pop_temp_slots): Likewise.
1220 (mark_temp_slot): Don't mark the rtl_expr.
1221 * stmt.c (expand_start_stmt_expr): Use start_sequence, not
1222 start_sequence_for_rtl_expr.
1224 2000-03-04 Zack Weinberg <zack@wolery.cumb.org>
1226 * mkdeps.c, mkdeps.h: New files.
1227 * po/POTFILES.in: Add them.
1228 * Makefile.in (LIBCPP_OBJS): Add mkdeps.o.
1229 (cpplib.o, cppinit.o): Depend on mkdeps.h.
1230 (mkdeps.o): New target.
1232 * cppfiles.c: Delete deps_output.
1233 * cppinit.c: Include mkdeps.h. Delete known_suffixes,
1234 OBJECT_SUFFIX, and base_name.
1235 (cpp_cleanup): Use deps_free. Free ihash->name when clearing
1237 (initialize_dependency_output): Use deps_init,
1238 deps_add_target, deps_calc_target, and deps_add_dep. Remove
1239 all the unnecessary string bashing.
1240 (cpp_finish): Use deps_write. Remove an unnecessary nesting
1242 * cpplib.c (do_include): Use deps_add_dep.
1243 * cpplib.h (struct cpp_reader): Replace deps_buffer,
1244 deps_allocated_size, deps_size, deps_column members with
1245 single pointer to a struct deps. Delete prototype of
1248 * cppinit.c: Fix thinko in previous patch.
1250 Sat Mar 4 11:32:30 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1252 * machmode.h (mode_for_size, smallest_mode_for_size): SIZE now signed.
1253 * stor-layout.c (mode_for_size, smallest_mode_for_size): Likewise.
1254 (mode_for_size_tree): New function.
1255 (layout_decl, layout_type): Call it and clean up BLKmode checks.
1256 * tree.h (mode_for_size_tree): New declaration.
1258 * toplev.c (debug_ignore_block): Mark arg BLOCK as possibly unused.
1260 2000-03-04 Jason Merrill <jason@casey.cygnus.com>
1262 * stmt.c (is_body_block): Move...
1263 * dwarfout.c, dwarf2out.c: ...from here.
1264 * tree.h: Declare it.
1265 * emit-rtl.c (remove_unncessary_notes): Don't remove the body block.
1266 * final.c (final_start_function): Do call remove_unnecessary_notes
1269 2000-03-03 Zack Weinberg <zack@wolery.cumb.org>
1271 * config/vax/xm-vms.h: Define OBJECT_SUFFIX and EXECUTABLE_SUFFIX.
1273 * cpplib.h (_dollar_ok): New macro.
1274 (is_idchar, is_idstart): Use it.
1275 (IStable): Rename to _cpp_IStable. Declare it const if
1276 gcc >=2.7 or C99. Delete all references to FAKE_CONST.
1277 (is_idchar, is_idstart, is_numchar, is_numstart, is_hspace,
1278 is_space): Update for renamed IStable.
1280 * cppinit.c: Delete all references to FAKE_CONST and CAT
1281 macros. Define init_IStable as empty macro if gcc >=2.7 or
1282 C99. Change TABLE() to ISTABLE and hardcode name of table.
1283 (cpp_start_read): Don't change the IStable based on
1286 * cpphash.c (unsafe_chars): Add pfile argument. All callers
1287 changed. Handle '$' for char1 correctly.
1288 * cpplib.c (cpp_get_token): Use is_numchar when parsing numbers.
1290 * cppexp.c (tokentab2): Make const.
1291 (cpp_lex): Make toktab const.
1292 * cppinit.c (include_defaults_array): Make const.
1293 (initialize_standard_includes): Make default_include const.
1295 2000-03-03 Jason Merrill <jason@casey.cygnus.com>
1297 * dwarf2out.c (dwarf2out_frame_debug): Add cast to silence warning.
1298 (dwarf2out_decl): Functions can now have DECL_IGNORED_P.
1299 (gen_decl_die): Likewise.
1300 * dwarfout.c (dwarfout_file_scope_decl): Likewise.
1301 (output_decl): Likewise.
1303 * varasm.c (make_function_rtl): If we change the name used in the
1304 rtl, update DECL_ASSEMBLER_NAME accordingly.
1305 (make_decl_rtl): Likewise.
1307 * toplev.c (rest_of_compilation): Tweak formatting.
1309 * toplev.c (rest_of_compilation): find_loop_tree_blocks before
1310 remove_unnecessary_notes.
1311 (debug_ignore_block): New fn.
1312 * toplev.h: Declare it.
1313 * emit-rtl.c (remove_unncessary_notes): Call it.
1314 * dwarf2out.c (dwarf2out_ignore_block): New fn.
1315 * dwarf2out.h: Declare it.
1316 * final.c (final_start_function): Don't call remove_unnecessary_notes
1317 if we did insn scheduling.
1319 2000-03-03 Zack Weinberg <zack@wolery.cumb.org>
1321 * cppinit.c (cpp_handle_option): Set opts->pedantic directly.
1322 * cpplib.h: Delete SET_CPP_PEDANTIC.
1324 Fri Mar 3 14:56:12 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1326 * expr.c (expand_expr, case COMPONENT_REF): Use bitfield case if
1327 result is a RECORD_TYPE.
1329 2000-03-03 Jonathan Larmour <jlarmour@cygnus.co.uk>
1331 * mips/elf.h (CTOR_LISTS_DEFINED_EXTERNALLY): Added.
1333 2000-03-03 Richard Henderson <rth@cygnus.com>
1335 * alpha.c (alpha_emit_set_const_1): Re-order cases to prefer
1336 addition over compliments over shifts.
1338 Fri Mar 3 12:49:28 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1340 * reload1.c (reload_combine_note_use): Handle return register USEs.
1341 REG case: Handle multi-hard-register hard regs.
1343 Fri Mar 3 07:38:34 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1345 * md.texi: Document use of '*' in insn pattern name.
1347 2000-03-03 Jason Merrill <jason@casey.cygnus.com>
1349 * calls.c (special_function_p): operator new may not be malloc-like.
1351 * gcse.c (dump_hash_table): Really fix error in last change.
1353 2000-03-02 Denis Chertykov <denisc@overta.ru>
1355 * avr.c (print_operand): Use print_operand_address instead of
1357 * avr/libgcc.S: Cleanup code.
1359 2000-03-02 Richard Henderson <rth@cygnus.com>
1361 * alpha.c (alpha_emit_set_const_1): Also try c + small constant.
1363 2000-03-02 Mark Mitchell <mark@codesourcery.com>
1365 * tree.h (TYPE_ALIGN_UNIT): New macro.
1367 2000-03-02 Clinton Popetz <cpopetz@cygnus.com>
1369 * i386.c: (constant_call_address_operand): Reject CONST_INT.
1371 2000-03-02 Jason Merrill <jason@casey.cygnus.com>
1373 * cpplib.h (CPP_PEDANTIC): Only true if system_header_p is not set
1375 (SET_CPP_PEDANTIC): New macro.
1376 * cpplib.c (do_include): Don't bother checking system_header_p.
1377 (do_warning, do_ident, do_assert, do_unassert): Likewise.
1378 * cppinit.c (cpp_handle_option): Use SET_CPP_PEDANTIC.
1380 * function.h (struct expr_status): Add x_arg_space_so_far.
1381 (arg_space_so_far): New macro.
1382 * expr.c (init_expr): Initialize it.
1383 * calls.c (emit_call_1): Reset it.
1384 (compute_argument_block_size, expand_call): Use it.
1385 (expand_call, store_one_arg): Increment it.
1387 Thu Mar 2 17:27:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1389 * varasm.c (output_constant): Strip off a CONVERT_EXPR to
1392 2000-03-02 Zack Weinberg <zack@wolery.cumb.org>
1394 * cppfiles.c (cpp_read_file): New function.
1396 * cpphash.c (collect_expansion): Make sure to reset last_token
1397 to NORM when we hit a string. Handle trailing whitespace
1398 properly when the expansion is empty.
1399 (create_definition): Disable line commands while parsing the
1401 (dump_definition): If pfile->lineno == 0, output a line
1402 command ahead of the dump, and add a trailing newline.
1404 * cppinit.c (append_include_chain): Add fifth argument, which
1405 indicates whether or not system headers are C++ aware.
1406 (initialize_standard_includes): New function,
1407 broken out of read_and_prescan. Pass 'cxx_aware' value from
1408 the include_defaults_array on to append_include_chain.
1409 (dump_special_to_buffer): Const-ify char array.
1410 (builtin_array): Don't dump __BASE_FILE__.
1411 (cpp_start_read): Use cpp_read_file. Reorder code for
1412 clarity. Don't output line commands here for -D/-A/-U
1413 switches. Don't call deps_output for files included with
1414 -include or -imacros.
1416 * cpplib.c (do_define): Don't pay any attention to the second
1418 (cpp_expand_to_buffer): Disable line commands while scanning.
1419 (output_line_command): Work in the file buffer.
1420 * cpplib.h: Remove no_record_file flag from struct cpp_reader.
1421 Fix formatting of comments. Prototype cpp_read_file.
1423 Thu Mar 2 13:29:46 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1425 * c-common.c (c_common_nodes_and_builtins): Make sizetype_endlink
1426 reference the language-equivalent of sizetype.
1427 * c-typeck.c (comptypes): Treat sizetype like its language equivalent.
1428 * fold-const.c (size_binop, size_diffop): Put back checks.
1429 * gcse.c (dump_hash_table): Fix minor error in last change.
1430 * stor-layout.c (set_sizetype): Set TYPE_DOMAIN of sizetype.
1431 Clear TYPE_{NEXT,MAIN}_VARIANT and TYPE_{POINTER,REFERENCE}_to of
1434 Thu Mar 2 12:48:45 MET 2000 Jan Hubicka <jh@suse.cz>
1436 * calls.c (expand_call) Do not attempt to combine stack adjustments
1437 with inhibit_defer_pop set.
1439 2000-03-01 Mark Mitchell <mark@codesourcery.com>
1441 * stor-layout.c (layout_decl): Allow front-ends to explicitly set
1442 the DECL_SIZE for a FIELD_DECL.
1444 2000-03-01 Bruce Korb <bkorb@gnu.org>
1446 * fixinc/inclhack.tpl: remove unused symlinks
1447 * fixinc/README: GCC Maintainer info
1448 * fixinc/inclhack.sh: regen
1449 * fixinc/fixincl.sh: regen
1451 2000-03-01 Zack Weinberg <zack@wolery.cumb.org>
1453 * cpphash.c (collect_expansion): Trim trailing white space
1454 from macro definitions, but don't go past the last insertion
1457 Wed Mar 1 12:14:31 MET 2000 Jan Hubicka <jh@suse.cz>
1459 * i386.md (mulqi3): New pattern.
1461 2000-02-29 Zack Weinberg <zack@wolery.cumb.org>
1463 * cpplib.h (CPP_ASSERTION, CPP_STRINGIZE, CPP_TOKPASTE): New
1465 (struct cpp_reader): Add parsing_if_directive and
1466 parsing_define_directive flags.
1467 (struct cpp_options): Remove output_conditionals flag.
1468 (check_macro_name): Delete prototype.
1470 * cpphash.h (struct macrodef): Delete.
1471 (struct reflist): Separate from struct definition.
1472 (struct definition): Remove unused fields. Add column number.
1473 (create_definition): Returns a DEFINITION *. Takes a
1474 cpp_reader * and an int.
1476 * cpphash.c (SKIP_WHITE_SPACE): Delete.
1477 (PEEKC): Copy defn from cpplib.c.
1478 (rest_extension, REST_EXTENSION_LENGTH): Delete.
1480 (struct arglist): Simplify.
1481 (collect_expansion): Rewrite. Get tokens by calling
1482 cpp_get_token. Add more error checking.
1483 (collect_formal_parameters): New function, broken out of
1484 create_definition and reworked to use get_directive_token.
1485 (create_definition): All real work is now in collect_expansion
1486 and collect_formal_parameters. do_define handles finding the
1487 macro name. Return a DEFINITION, not a MACRODEF.
1488 (macroexpand): Replace bcopy with memcpy throughout. Replace
1489 character-at-a-time copy loop with memcpy and pointer increments.
1490 (compare-defs): d1->argnames / d2->argnames might be null.
1492 * cpplib.c (copy_rest_of_line): Delete function.
1493 (skip_rest_of_line): Do all the work ourselves.
1494 (skip_string): New function.
1495 (parse_string): Use skip_string.
1496 (get_macro_name): New function.
1497 (check_macro_name): Delete.
1498 (copy_comment): Use CPP_RESERVE and CPP_PUTC_Q.
1499 (cpp_skip_hspace): Use CPP_BUMP_LINE.
1500 (handle_directive): ICE if we're called on a macro buffer.
1501 (do_define): Determine macro name and type (funlike/objlike)
1502 here. Expunge all uses of MACRODEF.
1503 (cpp_push_buffer): Set line_base to NULL.
1504 (do_undef, read_line_number): Don't worry about getting a POP token.
1505 (eval_if_expression): Set/reset parsing_if_directive around
1506 cpp_parse_expr. Don't clear only_seen_white.
1507 (skip_if_group): Remove output_conditionals logic. Use
1509 (cpp_get_token): Return ASSERTION, STRINGIZE, and TOKPASTE
1510 tokens under appropriate conditions.
1511 (cpp_unassert): Call do_unassert not do_assert. Oops.
1513 * cppexp.c (parse_defined): New function, break out of
1515 (cpp_lex): We now get CPP_ASSERTION tokens and can check them
1516 ourselves, with cpp_defined.
1517 * cppinit.c (cpp_handle_option, print_help): Delete -ifoutput.
1519 * gcc.dg/20000209-2.c: Turn off -pedantic-errors.
1520 * gcc.dg/strpaste-2.c: New.
1522 2000-02-29 Mark Mitchell <mark@codesourcery.com>
1524 * fold-const.c (size_binop): Don't asert inputs are the same and
1525 have TYPE_IS_SIZETYPE set.
1526 (size_diffop): Likewise.
1528 2000-02-29 Jason Merrill <jason@casey.cygnus.com>
1530 * dwarfout.c (output_block): Output abstract blocks even if they
1531 don't have TREE_ASM_WRITTEN set.
1533 * calls.c (emit_library_call): Check for null REG.
1535 2000-03-01 Martin von Loewis <loewis@informatik.hu-berlin.de>
1537 * c-decl.c (current_function_decl): Move to toplev.c.
1538 (init_decl_processing): Don't add current_function_decl as a ggc
1540 * dbxout.c (dbxout_symbol): Change return type to int.
1541 (dbxout_symbol_location, dbxout_syms): Likewise.
1542 (dbxout_block): Don't emit LBRAC/RBRAC pairs for blocks without
1543 any locals. Use current_function_func_begin_label if set.
1544 * dbxout.h (dbxout_symbol, dbxout_syms): Change return type.
1545 * dwarf2out.c (dwarf2out_begin_prologue): Set
1546 current_function_func_begin_label.
1547 * final.c (final_start_function): Reset it.
1548 * toplev.c (current_function_decl): Define it here.
1549 (current_function_func_begin_label): New variable.
1550 (main): Add both as ggc roots.
1551 * tree.h (current_function_func_begin_label): Declare.
1553 Tue Feb 29 14:07:04 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1555 * gcse.c: Cleanups throughout: mostly white-space, but also
1556 some minor rearrangement of code.
1558 Tue Feb 29 10:45:59 2000 Jeffrey A Law (law@cygnus.com)
1560 * calls.c (emit_library_call): Do not abort if FUNCTION_ARG
1561 returns a PARALLEL. Use emit_group_load and use_group_regs
1563 (emit_library_call_value): Similarly.
1565 * pa/t-pa: Use quadlib.c instead of quadlib.asm.
1566 * pa/quadlib.asm: Remove.
1567 * pa/quadlib.c: New file.
1569 * configure.in (hpux10, hpux11, PA32 mode): Use i128 float format.
1570 * configure: Rebuilt.
1572 2000-02-29 Philip Blundell <pb@futuretv.com>
1574 * config/arm/conix-elf.h: New file.
1575 * configure.in (arm*-*-conix*): New configuration.
1576 * configure: Regenerate.
1578 2000-02-28 Jason Merrill <jason@casey.cygnus.com>
1580 * dwarf2out.c (gen_block_die): Output abstract blocks even if they
1581 don't have TREE_ASM_WRITTEN set.
1583 Mon Feb 28 21:07:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1585 * Eliminate DECL_FIELD_SIZE.
1586 * builtins.c (built_in_class_names, built_in_names): New variables.
1587 * c-decl.c (finish_struct): Set specified size in DECL_SIZE.
1588 * expr.c (expand_expr, case COMPONENT_REF): Get field size from
1589 DECL_SIZE, not DECL_FIELD_SIZE.
1590 * print-tree.c (print_node): Remove code that prints extra blank
1591 lines in some cases.
1592 Properly handle inline and builtin function cases.
1593 * stor-layout.c (layout_decl): Get specified size from DEC_SIZE.
1594 * tree.h (built_in_class_named, built_in_names): New declarations.
1595 (union tree_decl): Rename internal unions to u1 and u2 and change
1596 some of their components.
1597 Add new field built_in_class.
1598 (DECL_ALIGN, DECL_INCOMING_RTL, DECL_SAVED_INSNS, DECL_FRAME_SIZE):
1599 Reflect above changes.
1600 (DECL_FUNCTION_CODE, DECL_BUILT_IN_CLASS): Likewise.
1601 (DECL_SET_FUNCTION_CODE, DECL_FIELD_SIZE): Deleted.
1602 * objc/objc-act.c (objc_copy_list): Use DECL_SIZE, not DECL_FIELD_SIZE.
1603 (encode_field_decl): Likewise; also remove obsolete test for bitfield.
1605 2000-02-28 Dmitri Makarov <dim@windriver.com>
1607 * extend.texi: Document ARM's support for long/short calls.
1609 * invoke.texi: Document ARM's -mlong-calls command line switch.
1611 * config/arm/arm-protos.h (arm_is_longcall_p): Add prototype.
1612 (arm_encode_call_attribute): Add prototype.
1613 (arm_set_default_type_attribute): Add prototype.
1614 (arm_strip_name_encoding): Add prototype.
1616 * config/arm/arm.c (arm_init_cumulative_args): replace
1617 initialisation og 'long_calls' field with initialisation of
1618 'call_cookie' field.
1619 (enum arm_pragma_enum): New enum.
1620 (arm_pragma_long_calls): New static variable.
1621 (arm_process_pragma): Also process "#pragma long_calls_off".
1622 (arm_valid_type_attribute_p): Accept short_call attribute.
1623 (arm_comp_type_attributes): Check long/short call attributes.
1624 (arm_encode_call_attribute): New function: Encode long_call
1625 or short_call attribute in function name.
1626 (arm_set_default_type_attributes): New function: Assign
1627 default attributes to newly defined type.
1628 (current_file_function_operand): New function: Return true if
1629 the symbol is a function which has already been compiled.
1630 (arm_is_longcall_p): New function: Return true if the
1631 indicated function should be called via a long call.
1632 (arm_get_strip_length): New function. Returns number of
1633 prefix characters to be stripped from a function's name.
1634 (arm_strip_name_encoding): New function. Strip prefix characters
1635 from a function's name.
1637 * config/arm/arm.h (CUMULATIVE_ARGS): Replace 'long_call' field
1639 (SHORT_CALL_FAG_CHAR): Define.
1640 (LONG_CALL_FAG_CHAR): Define.
1641 (ENCODED_SHORT_CALL_ATTR_P): Define.
1642 (ENCODED_LONG_CALL_ATTR_P): Define.
1643 (ARM_NAME_ENCODING_LENGTHS): Define.
1644 (STRIP_NAME_ENCODING): Define.
1645 (ASM_OUTPUT_LABELREF): Define, and use to strip name encoding.
1646 (ARM_ENCODE_CALL_TYPE): Define.
1647 (ENCODE_SECTION): Invoke ARM_ENCODE_CALL_TYPE.
1648 (ARM_DECLARE_FUNCTION_SIZE): Define.
1649 (SET_DEFAULT_TYPE_ATTRIBUTES): Define.
1651 * config/arm/arm.md (call): Call arm_is_longcall_p to decide
1652 if a long call is needed.
1653 (call_value): Ditto.
1654 (call_symbol): Ditto.
1656 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Add invocation of
1657 ARM_DECLARE_FUNCTION_SIZE.
1659 * config/arm/pe.h (ARM_PE_FLAG_CHAR): Define.
1660 (SUBTARGET_NAME_ENCODING_LENGTHS): Define.
1661 (ARM_STRIP_NAME_ENCODING): Undefine.
1662 (STRIP_NAME_ENCODING): Undefine.
1663 (ASM_OUTPUT_LABELREF): Use arm_strip_name_encoding.
1664 (ASM_DECLARE_FUNCTION_NAME): Ditto.
1665 (ASM_OUTPUT_COMMON): Ditto.
1666 (ASM_DECLARE_OBJECT_NAME): Ditto.
1668 * config/arm/pe.c (arm_dllexport_name_p): Check for
1670 (arm_dllimport_name_p): Ditto.
1671 (arm_mark_dllexport): Use ARM_PE_FLAG_CHAR.
1672 (arm_mark_dllimport): Ditto.
1674 Mon Feb 28 22:11:12 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1676 * sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Define.
1678 2000-02-28 Mark Mitchell <mark@codesourcery.com>
1680 * xcoffout.c (xcoffout_begin_function): Fix typo in previous change.
1682 2000-02-28 Zack Weinberg <zack@wolery.cumb.org>
1684 * tm.texi: Document new target switch, NO_BUILTIN_WCHAR_TYPE.
1685 * cppinit.c (builtin_array): Define __WCHAR_TYPE__ only if
1686 NO_BUILTIN_WCHAR_TYPE is not defined.
1687 (CPP_WCHAR_TYPE): Delete.
1688 * cccp.c (main): Don't change wchar_type if cplusplus.
1689 (special_symbol, initialize_builtins): Honor NO_BUILTIN_WCHAR_TYPE.
1691 2000-02-28 Nick Clifton <nickc@cygnus.com>
1693 * config/arm/arm-wince-pe.h (SIZE_TYPE): Define to "unsigned long".
1695 Mon Feb 28 14:21:15 2000 Catherine Moore <clm@cygnus.com>
1697 * config/pa/som.h (MAKE_DECL_ONE_ONLY): Define.
1698 (ASM_WEAKEN_LABEL): Define.
1700 Mon Feb 28 13:07:19 MET 2000 Jan Hubicka <jh@suse.cz>
1702 * expr.c (store_constructor): Do not emit USE.
1703 * rtl.h (stupid_life_analysis): Remove.
1705 Mon Feb 28 07:03:27 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1707 * function.c (number_blocks): Reset next_block_index based on
1708 what debugging format is used, not what is defined.
1710 * lcm.c: Minor reformatting throughout.
1711 (reg_dies, reg_becomes_live): Properly handle multiple hard regs.
1713 * toplev.c (rest_of_compilation): Account for time in
1714 optimize_mode_switching.
1716 * jump.c (jump_optimize_1): Don't call delete_barrier_successors
1717 if only marking labels.
1719 Mon Feb 28 12:53:57 MET 2000 Jan Hubicka <jh@suse.cz>
1721 * calls.c (expand_call): Attempt to combine stack adjustments with
1722 pending stack adjustments.
1724 Mon Feb 28 11:34:43 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1726 * loop.c (reg_in_basic_block_p): Don't abort when falling through
1727 to the end of the function.
1729 2000-02-27 Mark Mitchell <mark@codesourcery.com>
1731 * emit-rtl.c (remove_unncessary_notes): Remove notes for empty
1733 * final.c (next_block_index): Remove.
1734 (max_block_depth): Likewise.
1735 (pending_blocks): Likewise.
1736 (init_final): Don't initialize them.
1737 (final_start_function): Don't set next_block_index. Set up
1739 (final_scan_insn): Use BLOCK_NUMBER, not next_block_index.
1740 * function.h (number_blocks): New function.
1741 * function.c (get_block_vector): New function.
1742 (identify_blocks): Use it.
1743 (reorder_blocks): Set NOTE_BLOCK.
1744 (number_blocks): New function.
1745 * tree.def (BLOCK): Add documentation for TREE_ASM_WRITTEN flag.
1746 * tree.h (BLOCK_NUMBER): New macro.
1747 (tree_block): Add block_num field.
1748 * dbxout.c (next_block_number): Remove.
1749 (dbxout_init): Don't set it.
1750 (dbxout_block): Only output blocks that have TREE_ASM_WRITTEN
1751 set. Use BLOCK_NUMBER, rather than next_block_num, to determine
1753 * toplev.c (rest_of_compilation): Always call
1754 find_loop_tree_blocks. Fix indentation.
1755 * dwarf2out.c (next_block_number): Remove.
1756 (gen_lexical_block_die): Use BLOCK_NUMBER, not next_block_number,
1757 to determine block numbers.
1758 (gen_inlined_subroutine_die): Likewise.
1759 (gen_block_die): Only output blocks that have TREE_ASM_WRITTEN set.
1760 (decls_for_scope): Don't increment next_block_number.
1761 * dwarfout.c (next_block_number): Remove.
1762 (output_lexical_block_die): Use BLOCK_NUMBER, not next_block_number,
1763 to determine block numbers.
1764 (output_inlined_subroutine_die): Likewise.
1765 (output_block): Only output blocks that have TREE_ASM_WRITTEN set.
1766 (output_decls_for_scope): Don't increment next_block_number.
1767 * sdbout.c (next_block_number): Remove.
1768 (sdbout_block): Use BLOCK_NUMBER.
1769 (sdbout_begin_block): Simplify.
1770 * xcoffout.c (next_block_number): Remove.
1771 (xcoffout_block): Use BLOCK_NUMBER, not next_block_number.
1772 (xcoffout_begin_block): Don't set next_block_number.
1773 (xcoffout_begin_function): Likewise. Use BLOCK_NUMBER, not
1776 Sun Feb 27 16:40:33 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1778 * builtins.c (c_strlen): Use size_diffop and return ssizetype value.
1779 (expand_builtin_strcpy): Pass correct type to size_binop.
1780 (expand_builtin_strcmp): Likewise.
1781 Clean up conditional structure.
1782 * c-decl.c (init_decl_processing): Don't call set_sizetype twice.
1783 (complete_array_type): Don't use size_binop for MAXINDEX.
1784 * c-typeck.c (c_sizeof): Use size_one_node and TYPE_SIZE_UNIT.
1785 (c_sizeof_nowarn, c_size_in_bytes): Likewise.
1786 (c_alignof): Use size_one_node.
1787 (build_unary_op): Pass arg of proper type to size_binop.
1788 (really_start_incremental_init, push_init_level): Use sizetype for
1789 constructor{,_bit,_unfilled}_index.
1790 (pop_init_label, output_init_element): Likewise.
1791 (output_pending_init_elements, process_init_element): Likewise.
1792 * calls.c (compute_argument_block_size): Field VAR is ssizetype.
1793 * expr.c (store_expr): Use size_int.
1794 (store_constructor): Use proper types for size_binop args.
1795 (get_inner_reference, expand_expr, case ARRAY_REF): Likewise.
1796 (expand_expr_unaligned): Likewise.
1797 (string_contant): Return object of sizetype.
1798 * expr.h (SUB_PARM_SIZE): Call size_diffop and pass proper types.
1799 (ARGS_SIZE_RTX): Call ARGS_SIZE_TREE.
1800 (ARGS_SIZE_TREE): Pass proper types to size_binop.
1801 * fold-const.c (int_const_binop): Refine when size_int is called.
1802 (fold_convert): Likewise.
1803 (size_int_wide): Rework to take KIND as arg, only take low order
1804 bits, handle new sizetype_tab datatype, and chain entries in
1806 (size_int_type_wide): New function.
1807 (size_binop): Validate types of arguments.
1808 (ssize_binop): Deleted.
1809 (size_diffop): New function.
1810 (extract_muldiv): Only fold division into multiplication for sizetypes.
1811 * function.c (assign_parms): Use size_diffop and make sure
1812 VAR field is of ssizetype; also pass proper type to size_binop.
1813 (locate_and_pad_parm, pad_to_arg_alignment): Likewise.
1814 (round_down): Deleted from here.
1815 * store-layout.c (sizetype_tab): Now an array.
1816 (sizetype_set, early_root_list): New variables.
1817 (variable_size): Use size_one_node.
1818 (round_up): Pass proper type to size_binop.
1819 (round_down): Moved to here and corrected as above.
1820 (layout_record): Pass proper arg types to size_binop.
1821 (layout_type): Likewise.
1822 If sizetype_set is zero, record the type just laid out.
1823 (make_unsigned_type): Don't call set_sizetype;
1824 (make_signed_type): Likewise; also, call fixup_signed_type.
1825 (initialize_sizetypes): New function.
1826 (set_sizetype): Make copy of types, set TYPE_IS_SIZETYPE, and
1827 set name of bitsizetype to "bit_size_type".
1828 Fix up type of sizes of all types made before call.
1829 * tm.texi (ROUND_TYPE_SIZE_UNIT): New macro.
1830 * tree.c (fix_sizetype): Deleted.
1831 (build_common_tree_nodes): Call initialize_sizetypes.
1832 (build_common_tree_nodes_2): Don't call fix_sizetype.
1833 * tree.h (TYPE_IS_SIZETYPE): New macro.
1834 (initialize_sizetype): New declaration.
1835 (enum size_type_kind): New type.
1836 (struct sizetype_tab): Deleted.
1837 (sizetype_tab): Now array; adjust sizetype macros.
1838 (size_diffop, size_int_type_wide): New functions.
1839 (size_int_wide): Change number of args and type; access macros changed.
1840 (ssize_int, sbitsize_int): New macros.
1841 * config/i960/i960.h (ROUND_TYPE_SIZE): Use size_int.
1842 (ROUND_TYPE_SIZE_UNIT): New macro.
1844 2000-02-27 Zack Weinberg <zack@wolery.cumb.org>
1846 * c-lex.c (putback_buffer): Make 'buffer' an unsigned char *.
1848 Sun Feb 27 07:44:17 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1850 * gcov-io.h (__fetch_long, __store_long, __read_long, __write_long):
1851 Mark as possibly unused.
1853 * cse.c (cse_insn): Delete dead code involving tablejump.
1854 Pass CODE_LABEL, not LABEL_REF to gen_jump and reset INSN_CODE.
1856 * Makefile.in (libcpp.a): Start by deleting it.
1858 2000-02-27 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1860 * cpplib.h (enum file_change_code): Added rename_file.
1861 * cpplib.c (do_line): If a filename is given, set file_change to
1863 (output_line_command): If file_change is rename_file, always
1864 output a # directive with the file name.
1866 * cpplib.c (do_pragma): Accept #pragma without consecutive token.
1868 2000-02-26 Mark Mitchell <mark@codesourcery.com>
1870 * integrate.c (copy_decl_for_inlining): Preserve TREE_ADDRESSABLE
1871 when copying a PARM_DECL or RESULT_DECL.
1873 2000-02-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1875 * fix-header.c (recognized_function): Also fix prototypes for
1876 functions taking "void".
1878 2000-02-26 Geoff Keating <geoffk@cygnus.com>
1880 * reload1.c (do_output_reload): Check reg_reloaded_valid before
1881 looking at reg_reloaded_contents.
1883 2000-02-26 Zack Weinberg <zack@wolery.cumb.org>
1885 * Makefile.in (STMP_FIXINC): New toggle.
1886 (LIBGCC2_DEPS): Delete all references.
1887 (stmp-headers): Delete target. All references either deleted
1888 or changed to stmp-int-headers.
1889 (all.cross): Don't depend on stmp-headers or STMP_FIXPROTO.
1890 (LIBCPP_OBJS): Take out cppalloc.o.
1891 (cppalloc.o): Delete target.
1892 (stmp-int-hdrs): Depend on $(STMP_FIXINC).
1893 (gen-protos, fix-header): Link with libiberty.a.
1894 * build-make: Don't change FIXINCLUDES. Override STMP_FIXINC
1897 * configure.in: Remove refs to strerror.
1898 * acconfig.h: Take out NEED_DECLARATION_STRERROR.
1899 * system.h: Take out strerror stanza.
1901 * cpperror.c (my_strerror): Delete function.
1902 (cpp_error_from_errno, cpp_notice_from_errno): Use xstrerror.
1903 * cppmain.c (main): Call xmalloc_set_program_name first thing.
1904 * cppalloc.c: Delete file.
1905 * gen-protos.c: Don't provide xrealloc.
1907 * fixinc/fixincl.c, fixinc/fixlib.c, fixinc/procopen.c: Use
1908 xstrerror throughout.
1910 2000-02-26 Bruce Korb <bkorb@gnu.org>
1912 * fixinc/inclhack.def (undefine_null): the bypass pattern needs to
1913 match for DOS headers, too.
1914 * fixinc/inclhack.sh,fixincl.x: Regenerate.
1916 2000-02-26 Geoff Keating <geoffk@cygnus.com>
1918 * config/elfos.h (ASM_OUTPUT_LABELREF): Don't define. The default
1919 is right for most ELF targets.
1920 * config/ns32k/ns32k.h (ASM_OUTPUT_LABELREF): Don't define.
1921 Let the default file use %U properly.
1922 * config/sh/elf.h (ASM_OUTPUT_LABELREF): Don't define. Use the
1925 * config/fp-bit.c (pack_d): Properly handle rounding of denormal
1928 Sat Feb 26 09:39:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1930 * toplev.c (documented_lang_options): Correct spelling error.
1931 (decode_d_option, decode_f_option, main): Likewise.
1933 * toplev.c (print_time): Avoid SIGFPE when all_time is zero.
1935 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Use .set at
1936 to tell assembler it is permitted to expand large constants.
1938 2000-02-25 Mumit Khan <khan@xraylith.wisc.edu>
1940 * protoize.c: (AUX_INFO_SUFFIX): New macro.
1941 (aux_info_suffix): Use.
1942 (SAVE_SUFFIX): New macro.
1944 (munge_compile_parms): Fix typo in NUL. DJGPP supports /dev/null.
1945 (gen_aux_info_file): Use aux_info_suffix instead of ".X".
1946 (edit_file): Handle 8.3 restriction for DOS/DJGPP filenames.
1948 * invoke.texi (Running Protoize): Update documentation.
1950 2000-02-25 Mark Elbrecht <snowball3@bigfoot.com>
1952 * i386/djgpp.h (CPP_PREDEFINES): Remove Unix defines.
1954 2000-02-25 John Wehle (john@feith.com)
1956 * rtlanal.c (find_last_value): Allow NULL_RTX for valid_to.
1958 2000-02-25 Anthony Green <green@cygnus.com>
1960 * toplev.c (rest_of_compilation): Rebuild jump labels if
1961 combine_instructions has created a new direct jump.
1962 * combine.c (try_combine): Add new_direct_jump_p argument. Set it
1964 (combine_instructions): Call try_combine with new argument.
1965 Return non-null value when new direct jump instruction is created.
1966 * rtl.h: combine_instructions returns an int.
1968 Fri Feb 25 19:49:08 2000 Jeffrey A Law (law@cygnus.com)
1970 * cse.c (cse_insn): Replace the PATTERN of the insn with an new
1971 jump when changing a computed jump into a jump to a known
1974 Fri Feb 25 19:22:44 2000 Graham Stott <grahams@rcp.co.uk>
1976 * resource.c (mark_referenced_resources): Changed use SET_DEST (...)
1977 to XEXP (..., 0) on RTL nodes which are not SET or CLOBBER.
1979 * i386.md (define_expand "clrstrsi"): Fix typo.
1981 Fri Feb 25 18:49:39 2000 "K. Richard Pixley" <rich@microunity.com>
1983 * rtl.texi: Fix typo.
1985 Fri Feb 25 20:02:35 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1987 * sh.c (calc_live_regs): Multiply value assigned to *COUNT_PTR by
1988 UNITS_PER_WORD. Change caller initial_elimination_offset.
1989 (rounded_frame_size): Take into account that argument pushed has
1990 changed. Fix TARGET_ALIGN_DOUBLE problem.
1992 2000-02-25 Geoff Keating <geoffk@cygnus.com>
1994 * haifa-sched.c (schedule_block): Explain the real reason
1995 we delete REG_SAVE_NOTEs on the first insn of a block.
1996 Don't delete REG_SAVE_NOTES for NOTE_INSN_SETJMP.
1998 2000-02-24 Mark Mitchell <mark@codesourcery.com>
2000 * input.h (push_srcloc): New function.
2001 (pop_srcloc): Likewise.
2002 * toplev.c (push_srcloc): Define it.
2003 (pop_srcloc): Likewise.
2005 2000-02-24 Richard Henderson <rth@cygnus.com>
2007 * flow.c (life_analysis): When collecting reg info, clear
2010 Thu Feb 24 22:06:52 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2012 Fix bug exposed by reload.c no longer rounding the frame
2013 size to BIGGEST_ALIGNMENT:
2014 * sh.c (rounded_frame_size): New function.
2015 (sh_expand_prologue, sh_expand_epilogue): Use it.
2016 (initial_elimination_offset): Likewise.
2018 Thu Feb 24 20:04:11 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2020 Fix breakage from 6th Feb thread_prologue_and_epilogue_insns change:
2021 * sh-protos.h (sh_need_epilogue): Declare.
2022 * sh.c (sh_need_epilogue_known): New static variable.
2023 (sh_need_epilogue): New function.
2024 (function_epilogue): Clear need_epilogue_known.
2025 * sh.md (return): Split into expander / insn pattern.
2026 Make the expander conditional on ! sh_need_epilogue ().
2028 2000-02-24 Nathan Sidwell <nathan@codesourcery.com>
2030 * machmode.h (get_mode_alignment): Declare.
2031 (GET_MODE_ALIGNMENT): Call it.
2032 * stor-layout.c (get_mode_alignment): New function. Make
2033 sure alignment is always power of 2.
2035 2000-02-23 Zack Weinberg <zack@wolery.cumb.org>
2037 * i386.h: Remove useless definition of "I386" and misleading
2040 2000-02-23 Zack Weinberg <zack@wolery.cumb.org>
2042 * tree.h (TREE_SET_PERMANENT): New macro. Document conditions
2043 under which TREE_PERMANENT will be set.
2044 * tree.c (make_node, copy_node, make_tree_vec, tree_cons,
2045 build1): Use TREE_SET_PERMANENT.
2046 * print-tree.c (print_node): Don't report value of
2047 TREE_PERMANENT if ggc_p is true.
2049 * c-common.c (c_get_alias_set): Don't use TREE_PERMANENT to
2050 decide whether to give a type a new alias set.
2051 * objc/objc-act.c (build_objc_string_object): Never copy the string.
2052 * tree.c (make_node): Set DECL_IN_SYSTEM_HEADER irrespective
2053 of value of 'obstack'.
2056 2000-02-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2058 * config/c4x/c4x.c (c4x_process_after_reload): Split all insns.
2060 2000-02-23 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2062 * cpplib.h (enum cpp_token): Added CPP_WCHAR and CPP_WSTRING.
2063 * cpplib.c (cpp_get_token): Produce them.
2064 * cppexp.c (cpp_lex): Handle them.
2066 2000-02-23 Nick Clifton <nickc@cygnus.com>
2068 * config/arm/arm.c (arm_comp_type_attributes): Simply and
2069 comment tests on type attributes.
2071 Wed Feb 23 16:42:21 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2073 * final.c (shorten_branches): Make value passed to LOOP_ALIGN
2074 conform to documentation.
2075 * sh.h (LOOP_ALIGN): If aligning loops, call sh_loop_align
2076 to check for special cases.
2077 * sh-protos.h (sh_loop_align): Declare.
2078 * sh.c (sh_loop_align): Define.
2080 2000-02-22 Andrew Haley <aph@cygnus.com>
2082 * config/mips/mips.h (GAS_ASM_SPEC): Pass -mgp32/-mgp64 to gas.
2083 (SIZE_TYPE): Is 32 bits when using -mgp32.
2084 (PTRDIFF_TYPE): Ditto.
2086 Wed Feb 23 07:26:27 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2088 * diagnostic.c (init_output_buffer): Handle case of null PREFIX.
2090 2000-02-23 Zack Weinberg <zack@wolery.cumb.org>
2092 * config/i386/i386.h: If IN_TARGET_LIBS is defined, make
2093 BIGGEST_FIELD_ALIGNMENT a constant.
2095 2000-02-21 Jason Merrill <jason@casey.cygnus.com>
2097 * dwarf2out.c (output_line_info): Put the marker for the end of
2098 the line number info at the actual end.
2099 (gen_struct_or_union_type_die): Use decl_function_context
2100 to check for local classes.
2101 * dwarfout.c (output_type): Likewise.
2103 Tue Feb 22 01:38:57 2000 Jeffrey A Law (law@cygnus.com)
2105 * pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Handle pass-by-reference
2106 for arguments with a mode, but no type.
2107 (FUNCTION_ARG_CALLEE_COPIES): Similarly.
2108 * t-pa (LIB2FUNCS_EXTRA): Add quadlib.asm.
2109 * pa/long_double.h: New file.
2110 * configure.in (hpux10, hpux11 configurations): hpux10 and hpux11
2111 both have 128bit wide long doubles.
2112 * configure: Rebuilt.
2114 2000-02-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2116 * defaults.h (ASM_OUTPUT_ASCII): Constify a char*.
2118 * flow.c (get_common_dest, chain_reorder_blocks, make_reorder_chain,
2119 fixup_reorder_chain, skip_insns_between_block): Add static prototypes.
2120 (life_analysis): Wrap variable `i' with macro ELIMINABLE_REGS.
2122 * haifa-sched.c (rank_for_schedule): Don't cast away const-ness.
2124 * integrate.c (compare_blocks, find_block): Likewise.
2126 * rtl.c (fatal_with_file_and_line): Add ATTRIBUTE_PRINTF_2.
2128 * rtl.h (set_file_and_line_for_stmt): Constify a char*.
2130 * stmt.c (stmt_status, set_file_and_line_for_stmt,
2131 expand_asm_operands): Likewise.
2133 Mon Feb 21 17:06:27 2000 Jason Eckhardt <jle@cygnus.com>
2135 * predict.c (estimate_probability): Added the pointer heuristic to
2136 the collection of static branch predictors.
2138 2000-02-21 Catherine Moore <clm@cygnus.com>
2140 * config/mips/mips.h (ASM_SPEC): Add -mfix700.
2141 * invoke.texi (-mfix7000): Document.
2143 2000-02-21 Gabriel Dos Reis <gdr@codesourcery.com>
2145 * diagnostic.c (init_output_buffer): Make it possible to output at
2146 least 32 characters if we're given a too long prefix.
2148 2000-02-20 Mark Mitchell <mark@codesourcery.com>
2150 * varasm.c (initializer_constant_valid_p): Call
2151 lang_expand_constant to simplify the constant.
2153 2000-02-20 Bruce Korb <bkorb@gnu.org>
2155 * fixinc/inclhack.def(stdio_va_list):
2156 typedef needs to be disabled.
2157 * fixinc/inclhack.sh: regen
2158 * fixinc/fixincl.x: regen
2160 2000-02-20 Geoff Keating <geoffk@cygnus.com>
2162 * print-rtl.c (print_rtx): Don't print addresses when
2163 flag_dump_unnumbered.
2165 2000-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2167 * sparc.c (sparc_output_scratch_registers): Mark parameter with
2169 (sparc_va_arg, sparc_flat_output_function_prologue,
2170 sparc_flat_output_function_epilogue): Cast value to unsigned in
2172 (sparc_emit_float_lib_cmp): Remove unused variable `cmp'.
2174 * sparc.md: Add default case in switch.
2176 2000-02-19 Richard Henderson <rth@cygnus.com>
2178 * c-typeck.c (add_pending_init): Don't abort for multiple
2179 fields at the same offset.
2180 (pending_init_member): Test the correct member.
2182 2000-02-19 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2184 * except.c (start_dynamic_handler) : Use TYPE_MODE (integer_type_node)
2186 (start_catch_handler) : Same.
2188 2000-02-19 Brad Lucier (lucier@math.purdue.edu)
2190 * Makefile.in: Have flow.o depend on $(EXPR_H)
2192 Sat Feb 19 18:43:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2194 * c-common.c (decl_attributes): Set DECL_SIZE_UNIT.
2195 * c-decl.c (duplicate_decls, finish_enum): Likewise.
2196 (finish_decl): Remove -Wlarger-than code from here.
2197 * flags.h (id_clash_len): Now int.
2198 (larger_than_size): Now HOST_WIDE_INT.
2199 * fold-const.c (size_int_wide): No more HIGH parm; NUMBER is signed.
2200 Clean up checking to see if in table.
2201 (make_bit_field_ref): Remove extra parm to bitsize_int.
2202 * ggc-common.c (ggc_mark_tree_children): Mark DECL_SIZE_UNIT.
2203 * print-tree.c (print_node): Print DECL_SIZE_UNIT and TYPE_SIZE_UNIT.
2204 * stmt.c (expand_decl): Use DECL_SIZE_UNIT for stack checking size
2205 and for computing size of decl.
2206 * stor-layout.c (layout_decl): Set DECL_SIZE_UNIT.
2207 Move -Wlarger-than code to here.
2208 (layout_record): Remove extra arg to bitsize_int.
2209 Set TYPE_BINFO_SIZE_UNIT.
2210 (layout_union): Remove extra arg to bitsize_int.
2211 Use proper type for size of QUAL_UNION.
2212 (layout_type): Remove extra arg to bitsize_int.
2213 * toplev.c (id_clash_len): Now int.
2214 (larger_than_size): Now HOST_WIDE_INT.
2215 (decode_W_option): Clean up id-clash and larger-than- cases.
2216 * tree.c (get_identifier, maybe_get_identifier): Remove unneeded casts.
2217 (expr_align, case FUNCTION_DECL): DECL_ALIGN is not defined.
2218 * tree.h (BINFO_SIZE_UNIT, TYPE_BINFO_SIZE_UNIT, DECL_SIZE_UNIT): New.
2219 (struct tree_decl): New field size_unit.
2220 (size_int_wide): No HIGH operand; NUMBER is now signed.
2221 (size_int_2): Deleted.
2222 (size_int, bitsize_int): Don't use it and rework args.
2223 * varasm.c (assemble_variable, output_constructor): Use DECL_SIZE_UNIT.
2225 Fri Feb 18 20:01:58 2000 Jeffrey A Law (law@cygnus.com)
2227 * pa/quadlib.asm (_U_QFgt, _U_Qfge): Fix flags for _U_Qfcmp call.
2229 2000-02-18 Geoff Keating <geoffk@cygnus.com>
2231 * invoke.texi (Warning Options): Add an explanation of why
2232 you might want the -Wfloat-equal flag.
2234 Fri Feb 18 20:08:57 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2236 * bitmap.c (bitmap_operation): Avoid using -1 for index since unsigned.
2237 * cppinit.c (new_pending_define): Add cast to avoid warning.
2238 * expmed.c (extract_bit_field): Likewise.
2239 * flow.c (enum reorder_skip_type): New type.
2240 (skip_insns_between_blcok): New it.
2241 Rework to avoid warning about possibly undefined variable.
2242 * function.c (assign_parms): Make thisparm_boundary unsigned.
2243 * genrecog.c (write_switch): Cast XWINT result to int.
2244 * lcm.c: Many static fcns and vars now #ifdef OPTIMIZE_MODE_SWITCHING.
2245 * mips-tfile.c (init_file): Make two versions of FDR intializer:
2246 one for MIPS and one for Alpha.
2247 (get_tag, copy_object): Add casts to avoid warnings.
2248 * optabs.c (init_one_libfunc): Cast NAME to (char *).
2249 * reload.c (find_reloads): Make TYPE enum reload_type.
2250 * sbitmap.c (dump_sbitmap): J is unsigned; don't use "1L".
2251 * unroll.c (unroll_loop): Initialize UNROLL_NUMBER.
2252 * varasm.c (compare_constant_1): Add cast to avoid warning.
2253 * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Cast FUNC
2255 (alpha_expand_unaligned_load, alpha_expand_unaligned_store):
2256 Cast switch operand of size to int.
2257 (alpha_expand_epilogue): Always initialize fp_offset and sa_reg.
2258 * config/alpha/alpha.h (INITIAL_ELIMINATION_OFFSET): Add abort
2261 2000-02-18 Nick Clifton <nickc@cygnus.com>
2263 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Do not generate
2264 anything for an alignment of zero.
2266 * config/arm/thumb.h (ASM_OUTPUT_ALIGN): Do not generate
2267 anything for an alignment of zero.
2269 2000-02-18 Martin von Loewis <loewis@informatik.hu-berlin.de>
2271 * gcc.texi (Bug Reporting): Refer to bugs.html.
2272 (Bug Lists): Likewise.
2273 * system.h (GCCBUGURL): New preprocessor define.
2274 * rtl.c (fancy_abort): Use it.
2275 * gcc.c (main): Likewise.
2277 2000-02-18 Richard Henderson <rth@cygnus.com>
2279 * flow.c (INSN_VOLATILE, SET_INSN_VOLATILE, uid_volatile): Remove.
2280 (life_analysis_1): Subsume into ...
2281 (life_analysis): ... here. Force PROP_REG_INFO off after reload.
2282 Use update_life_info for the relaxation.
2283 (update_life_info): Update REG_BASIC_BLOCK for registers live on
2284 entry and regs_live_at_setjmp.
2285 (set_noop_p): Simplify.
2286 (notice_stack_pointer_modification_1): Renamed from s/_1//.
2287 (record_volatile_insns): Split into ...
2288 (delete_noop_moves): ... here,
2289 (notice_stack_pointer_modification): ... here,
2290 (insn_dead_p): ... and here.
2291 (propagate_block): Don't query INSN_VOLATILE.
2292 (mark_used_regs): Mind !PROP_REG_INFO.
2293 * toplev.c (rest_of_compilation): Call mark_constant_function here,
2294 not in life_analysis.
2296 Fri Feb 18 01:29:22 EST 2000 John Wehle (john@feith.com)
2298 * loop.c (canonicalize_condition): New function,
2299 broken out of get_condition.
2300 (get_condition): Use it.
2301 * expr.h (canonicalize_condition): Prototype it.
2303 * tree.h (tree_int_cst_msb): Declare.
2304 * tree.c (tree_int_cst_msb): New function.
2306 2000-02-17 Mark Mitchell <mark@codesourcery.com>
2308 * stmt.c (set_file_and_line_for_stmt): Don't crash if cfun->stmt
2311 * invoke.texi (-fmessage-length=n): Document.
2313 2000-02-17 Jason Merrill <jason@casey.cygnus.com>
2315 * bitmap.c (bitmap_operation): Don't leak bitmap elements.
2317 2000-02-17 Mark Mitchell <mark@codesourcery.com>
2319 * function.c (thread_prologue_and_epilogue_insns): Put a line note
2322 2000-02-17 Nick Clifton <nickc@cygnus.com>
2324 * config/arm/thumb.c: Replace includes of system headers with
2325 #include "system.h".
2327 2000-02-16 Richard Henderson <rth@cygnus.com>
2329 * configure.in (alpha-linux*, alpha-netbsd) [extra_parts]:
2330 Add crtbeginS.o and crtendS.o.
2331 * alpha/elf.h (STARTFILE_SPEC): Use crtbeginS.o.
2332 (ENDFILE_SPEC): Use crtendS.o.
2333 * alpha/t-crtbe (crtbeginS.o, crtendS.o): New targets.
2335 * alpha/crtbegin.asm (__do_frame_takedown): Merge into ...
2336 (__do_global_dtors_aux): ... here. Call __cxa_finalize if
2338 (__dso_handle): New variable.
2339 * alpha/crtend.asm (__do_global_ctors_aux): Remove runtime
2340 bias to __CTOR_END__.
2342 2000-02-16 Richard Henderson <rth@cygnus.com>
2344 * Makefile.in (s-crtS, crtbeginS, crtendS): Prefix usage with $(T).
2346 Wed Feb 16 21:40:04 2000 Hans-Peter Nilsson <hp@bitrange.com>
2348 * longlong.h (__clz_tab): Declare as static to match definition.
2350 2000-02-16 Mark Elbrecht <snowball3@bigfoot.com>
2351 * i386/xm-djgpp.h (LIBSTDCXX): Delete. Moved to config/i386/djgpp.h.
2352 (XREF_FILE_NAME): Define.
2354 * i386/djgpp.h (DATA_SECTION_ASM_OP): Define.
2355 (EH_FRAME_SECTION_ASM_OP): Define.
2356 (IDENT_ASM_OP): Define.
2357 (TEXT_SECTION_ASM_OP): Define.
2359 (CTORS_SECTION_ASM_OP): Define.
2360 (CTOR_SECTION_FUNCTION): Use it.
2361 (DTORS_SECTION_ASM_OP): Define.
2362 (DTOR_SECTION_FUNCTION): Use it.
2364 2000-02-16 Zack Weinberg <zack@wolery.cumb.org>
2366 * reg-stack.c (emit_swap_insn): Do not put a new insn before a
2369 * flow.c (dump_regset, debug_regset, dump_bb, debug_bb,
2370 debug_bb_n): New functions.
2371 (dump_flow_info, print_rtl_with_bb): Use dump_regset.
2372 * basic-block.h: Prototype new functions.
2374 Wed Feb 16 21:07:53 2000 Denis Chertykov <denisc@overta.ru>
2376 * configure.in: Add support for avr target.
2377 * configure: Rebuilt.
2379 * invoke.texi: Add AVR invocation docs.
2380 * install.texi: Add information about AVR.
2381 * md.texi: Add AVR constraint letters description.
2382 * extend.texi: Add description for AVR specific attributes.
2384 2000-02-16 Jason Merrill <jason@casey.cygnus.com>
2386 * fixinc/fixinc.svr4: Wrap byteorder.h with extern "C".
2388 2000-02-16 Nick Clifton <nickc@cygnus.com>
2390 * emit-rtl.c (emit_insn): Move RTL check into make_insn_raw.
2391 (make_insn_raw): Move RTL check here.
2393 2000-02-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2395 * version.c: Include gansidecl.h and version.h.
2397 * version.h: Wrap entire file in macro __GCC_VERSION_H__.
2399 * configure.in (gcc_version): When setting, narrow search to
2400 lines containing `version_string'.
2402 * Makefile.in (mainversion): Likewise.
2403 (GCC_H): New variable.
2404 (gcc.h): Delete target.
2405 (gcc.o, gccspec.o, cppspec.o): Depend on $(GCC_H), not gcc.h.
2406 (version.o): Depend on version.h.
2407 (dbxout.o): Don't depend on gcc.h.
2409 Wed Feb 16 15:04:49 2000 Hans-Peter Nilsson <hp@bitrange.com>
2410 Michael Meissner <meissner@cygnus.com>
2412 * md.texi (Simple Constraints): Add item about whitespace.
2413 * genoutput.c (strip_whitespace): New.
2414 (scan_operands) [MATCH_OPERAND, MATCH_SCRATCH]: Call
2415 strip_whitespace for constraints.
2416 Test pointer using NULL, not 0.
2418 2000-02-16 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2420 * cpplib.c (do_line): Pedwarn for #line > 32767.
2422 * c-lex.c (readescape): Warn about '\x', but do not reject it.
2424 2000-02-15 Jonathan Larmour <jlarmour@redhat.co.uk>
2426 * gcc.c (default_compilers): Add new __GNUC_PATCHLEVEL__ define
2427 to default cpp spec.
2428 (do_spec_1): Add support for %v3 spec used by __GNUC_PATCHLEVEL__.
2429 * cpp.texi: Document __GNUC_PATCHLEVEL__.
2432 * objc/lang-specs.h: Add new __GNUC_PATCHLEVEL__ define to
2435 2000-02-15 Denis Chertykov <denisc@overta.ru>
2437 * configure.in: Add support for avr target.
2439 Wed Feb 16 03:21:43 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2441 * sh.h (OVERRIDE_OPTIONS): Don't set sh_addr_diff_vec_mode.
2442 (sh_addr_diff_vec_mode): Don't declare.
2443 * sh.c (sh_addr_diff_vec_mode): Delete.
2445 Wed Feb 16 01:27:52 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2447 * sh.md (mulsi3_highpart): Add REG_EQUAL note to last insn.
2449 Wed Feb 16 00:58:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2451 * sh.md (udivsi3_i1, divsi3_i1, umulhisi3_i, mulhisi3_i): Name.
2452 (smulsi3_highpart_i): Name.
2453 (udivsi3): Wrap emitted insns in REG_LIBCALL / REG_RETVAL notes.
2454 (divsi3, mulhisi3, umulhisi3, mulsidi3, umulsidi3): Likewise.
2455 (smulsi3_highpart, umulsi3_highpart): Likewise.
2457 (mulsidi3_i, umulsidi3_i): Make rtl describe operation
2458 correctly independent of endianness.
2459 (mulsidi3, umulsidi3): Now define_insn. Hide details that
2460 confuse the optimizers.
2461 (mulsidi3+1, umulsidi3+1): New define_split.
2463 Tue Feb 15 23:22:26 2000 Andrew Haley <aph@cygnus.com>
2465 * config/sh/sh.md: Guard insn splits against illegal registers.
2466 * config/sh/sh.h: Correct comment about macros.
2468 Tue Feb 15 22:30:36 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2469 Andrew MacLeod <amacleod@cygnus.com>
2471 * Makefile.in (lcm.o): Depend on insn-attr.h.
2472 * basic-block.h (optimize_mode_switching): Declare.
2473 * lcm.c (tm_p.h, insn-attr.h): #include.
2474 (seginfo, bb_info): New structs.
2475 (antic, transp, comp, delete, insert) : New file-scope static variables.
2476 (new_seginfo, add_seginfo, make_preds_opaque, reg_dies): New functions.
2477 (reg_becomes_live, optimize_mode_switching): Likewise.
2478 * tm.texi: Add description of mode switching macros.
2479 * toplev.c (rest_of_compilation): Call optimize_mode_switching.
2481 * sh-protos.h (remove_dead_before_cse): Remove prototype.
2482 (fldi_ok, fpscr_set_from_mem): New prototypes.
2483 * sh.h (OPTIMIZATION_OPTION): Remove sh_flag_remove_dead_before_cse set.
2484 (CONST_DOUBLE_OK_FOR_LETTER_P, SECONDARY_INPUT_RELOAD_CLASS):
2485 Disable fldi for (TARGET_SH4 && ! TARGET_FMOVD).
2486 (sh_flag_remove_dead_before_cse): Remove declaration.
2487 (NUM_MODES_FOR_MODE_SWITCHING, OPTIMIZE_MODE_SWITCHING): New macros.
2488 (MODE_USES_IN_EXIT_BLOCK, MODE_NEEDED, MODE_AT_ENTRY): Likewise.
2489 (MODE_PRIORITY_TO_MODE, EMIT_MODE_SET): Likewise.
2490 * sh.c (broken_move): Disable fldi for (TARGET_SH4 && ! TARGET_FMOVD).
2491 (barrier_align): Allow for JUMP_INSNS containing a parallel.
2492 (machine_dependent_reorg): Remove sh_flag_remove_dead_before_cse set.
2493 (fldi_ok): New function.
2494 (get_fpscr_rtx): Add fpscr_rtx as GC root.
2495 (emit_sf_insn): Only generate fpu switches when optimize < 1.
2496 (emit_df_insn): Likewise.
2497 (expand_fp_branch, emit_fpscr_use, remove_dead_before_cse): Delete.
2498 (sh_flag_remove_dead_before_cse): Delete.
2499 (get_free_reg, fpscr_set_from_mem): New functions.
2500 * sh.md (movdf, movsf): Remove no_new_pseudos code.
2501 (return): Remove emit_fpscr_use / remove_dead_before_cse calls.
2503 2000-02-15 Loren Rittle <ljrittle@acm.org>
2505 * ginclude/stddef.h: Correct usage of _BSD_RUNE_T_ for FreeBSD.
2507 2000-02-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2509 * Makefile.in (TREE_H, collect2.o, gcc.h, mips-tfile.o, cccp.o,
2510 cpphash.o, cppinit.o, protoize.o, unprotoize.o): Depend on version.h.
2512 * cccp.c: Include version.h and/or don't declare `version_string'.
2513 * collect2.c: Likewise.
2514 * alpha.c: Likewise.
2515 * arm/aof.h: Likewise.
2516 * arm/coff.h: Likewise.
2517 * arm/elf.h: Likewise.
2518 * arm/pe.h: Likewise.
2519 * arm/tcoff.h: Likewise.
2520 * arm/telf.h: Likewise.
2521 * arm/tpe.h: Likewise.
2522 * arm/vxarm.h: Likewise.
2523 * convex/convex.c: Likewise.
2524 * i386/dgux.c: Likewise.
2525 * i386/sun386.h: Likewise.
2526 * m88k/m88k.c: Likewise.
2527 * mcore/mcore-pe.h: Likewise.
2528 * mips/mips.h: Likewise.
2529 * romp/romp.h: Likewise.
2530 * sh/sh.c: Likewise.
2531 * cpphash.c: Likewise.
2532 * cppinit.c: Likewise.
2533 * dwarf2out.c: Likewise.
2534 * dwarfout.c: Likewise.
2537 * mips-tfile.c: Likewise.
2538 * protoize.c: Likewise.
2539 * toplev.c: Likewise.
2542 * version.c (version_string): Constify a char*.
2544 * version.h: New file.
2546 2000-02-14 Nick Clifton <nickc@cygnus.com>
2548 * configure.in: Add mcore-elf and mcore-pe targets.
2549 * configure: Regenerate.
2551 * NEWS: Add note that MCore port has been contributed.
2553 * invoke.texi: Document command line switches for MCore port.
2554 * install.texi: Add MCore to list of supported targets.
2556 2000-02-14 Geoff Keating <geoffk@cygnus.com>
2558 * collect2.c (main) [COLLECT_EXPORT_LIST]: If we have frames,
2559 then we will need to import the frame handling functions.
2560 (scan_prog_file) [COLLECT_EXPORT_LIST]: We will also need
2561 to import the frames themselves.
2563 Mon Feb 14 13:31:01 2000 Stan Cox <scox@cygnus.com>
2564 Jason Eckhardt <jle@cygnus.com>
2566 * basic_block.h: Added prototype for reorder_basic_blocks.
2567 * toplev.c: Changes to add -freorder-blocks and graph dump after
2568 block reordering is done.
2569 * flow.c (reorder_block_def): New structure for use during block
2571 (REORDER_BLOCK_*): New macros to access members of above structure.
2572 (skip_insns_between_block, get_common_dest, chain_reorder_blocks,
2573 make_reorder_chain, fixup_reorder_chain, reorder_basic_blocks): New
2574 functions for block reordering.
2576 Mon Feb 14 11:24:44 2000 Hans-Peter Nilsson <hp@bitrange.com>
2578 * gcc.texi (Passes): Fix typo.
2579 * md.texi (Standard Names): Ditto.
2580 * tm.texi (Storage Layout): Ditto.
2582 2000-02-13 Zack Weinberg <zack@wolery.cumb.org>
2584 * cpplib.c (do_define): Only free the old definition if it
2587 2000-02-13 Neil Booth <NeilB@earthling.net>
2589 * cppfiles.c (read_and_prescan): When emitting deferred
2590 newlines, test speccase[] again instead of checking each
2591 possible whitespace character in turn. When we encounter \r,
2592 look behind for \n first, then ahead.
2594 2000-02-13 Zack Weinberg <zack@wolery.cumb.org>
2596 * cse.c (cse_altered): New internal flag.
2597 (cse_insn): Set it if we changed an insn.
2598 (cse_main): Clear cse_altered before each basic block.
2599 Only garbage collect if cse_altered is true afterward.
2601 Sun Feb 13 14:12:28 2000 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2603 * sparc/sol2.h (LIB_SPEC): Link -ldl if profiling.
2605 Sun Feb 13 13:21:55 2000 Jeffrey A Law (law@cygnus.com)
2607 * combine.c (simplify_comparison): Fix typo.
2609 Sun Feb 13 12:57:52 2000 Neil Booth <NeilB@earthling.net>
2611 * prefix.c (concat, lookup_key): Use xmalloc and xrealloc
2614 2000-02-13 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2616 * flow.c (flow_loop_tree_node_add): Use better algorithm by passing
2617 previously inserted node instead of root node. Caller changed.
2619 2000-02-13 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2621 * basic-block.h (FLOW_LOOP_FIRST_BLOCK, FLOW_LOOP_LAST_BLOCK): Delete.
2623 2000-02-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2625 * crtstuff.c (__do_global_ctors_aux, __reg_frame_ctor,
2626 __dereg_frame_dtor): Add prototype argument.
2628 * gthr-dce.h (__gthread_active_p, __gthread_once): Likewise.
2630 * gthr-posix.h (__gthread_active_p, __gthread_once): Likewise.
2632 * gthr-solaris.h (__gthread_active_p, __gthread_once): Likewise.
2634 * gthr-vxworks.h (__gthread_once): Likewise.
2636 * gthr-win32.h (__gthread_active_p, __gthread_once): Likewise.
2638 Sat Feb 12 01:44:26 MET 2000 Jan Hubicka <jh@suse.cz>
2640 * i386.c (ix86_emit_restore_regs_using_mov): Break out from ...
2641 (ix86_expand_epilogue): ... here. Use mov instead of add to restore
2642 stack pointer in functions w/o saved registers, output LEAVE more often
2643 on TARGET_USE_LEAVE machines.
2645 2000-02-07 Dmitri Makarov <dim@wrs.com> & Bernd Schmidt <bernds@redhat.com>
2647 * config/arm/arm.c (arm_init_cumulative_args); New function:
2648 Initlaise the CUMULATIE_ARGS strcuture for a function
2650 (arm_function_arg): New function: Determine where to place a
2651 function's argument. Also handles deciding the function's
2653 (current_file_function_operand): New function: Return true if
2654 the symbol is a function which has already been compiled.
2655 (arm_is_long_call_p): New function: Return true if the
2656 indicated function should be called via a long call.
2657 (arm_valid_type_attribute_p): New function: Return true if the
2658 attribute is a valid, arm specific, attribute.
2659 (arm_comp_type_attribute): New function: Return true if the
2660 two types have compatable, arm specific, attributes.
2662 * config/arm/arm.h (CUMULATIVE_ARGS): Redefine to be a
2664 (FUNCTION_ARG): Redefine to call arm_function_arg.
2665 (FUNCTION_ARG_PARTIAL_NREGS): Redefine to use correct
2667 (INIT_CUMULATIVE_ARGS): Redefine to call
2668 arm_init_cumulative_args.
2669 (FUNCTION_ARG_ADVANCE): Redefine to use correct structure
2671 (SETUP_INCOMING_VARARGS): Redefine to use correct structure
2673 (ARM_MARK_NEARBY_FUNCTION): New macro: Mark already compiled
2675 (ENCODE_SECTION): Add call to ARM_MARK_NEARBY_FUNCTION.
2676 (VALID_MACHINE_TYPE_ATTRIBUTE): Define.
2677 (COMP_TYPE_ATTRIBUTES): Define.
2679 * config/arm/arm.md (call): Call arm_is_long_call_p to decide
2680 if a long call is needed.
2681 (call_value): Call arm_is_long_call_p to decide if a long call
2683 (call_symbol): Call arm_is_long_call_p to decide if a long call
2686 * config/arm/arm-protos.h: Add prototype for arm_is_long_call_p.
2688 2000-02-11 Denis Chertykov <denisc@overta.ru>
2690 * README.AVR: New file with information about the avr ports.
2691 * config/avr: New directory with avr port files.
2693 2000-02-11 Andreas Jaeger <aj@suse.de>
2695 * fixinc/Makefile.in (FIXINC_DEFS): Remove unneeded @fixinc_defs@.
2697 2000-02-11 Zack Weinberg <zack@wolery.cumb.org>
2699 * cpphash.c: Fix formatting, update commentary.
2700 (dump_definition): Take three separate arguments instead of a
2701 MACRODEF structure argument.
2702 * cpphash.h: Update prototype of dump_definition.
2703 * cppinit.c (cpp_finish): Update call of dump_definition.
2705 * cpplib.c (do_define): Always create new hash entry with
2706 T_MACRO type. Remove redundant check for redefinition of
2707 poisoned identifier. Update call of dump_definition.
2708 (do_undef): Don't call check_macro_name. Rename sym_length to
2710 (do_error, do_warning): Don't use copy_rest_of_line or
2712 (do_warning): Don't use pedwarn for the actual warning,
2713 only the notice about its not being in the standard. (Fixes
2714 bug with #warning in system headers.)
2715 (do_ident): Stricter argument checking - accept only a single
2716 string after #ident. Also, macro-expand the line.
2717 (do_xifdef): Use cpp_defined. De-obfuscate.
2719 (do_pragma): Split out specific pragma handling to separate
2720 functions. Use get_directive_token. Update commentary. Do
2721 not pass on #pragma once or #pragma poison to the front end.
2722 (do_pragma_once, do_pragma_implementation, do_pragma_poison,
2723 do_pragma_default): New.
2725 Feb 11 12:30:53 2000 Jeffrey A Law (law@cygnus.com)
2727 * jump.c (jump_optimize_1): The first operand in a relational
2729 * optabs.c (emit_conditional_move): Handle relationals which
2730 have a known true/false result.
2732 2000-02-11 Geoff Keating <geoffk@cygnus.com>
2734 * function.c (thread_prologue_and_epilogue_insns): Don't insert
2735 a RETURN insn into a block which already ends with a jump.
2737 2000-02-11 Geoff Keating <geoffk@cygnus.com>
2739 * haifa-sched.c (BUF_LEN): Increase a lot.
2741 2000-02-11 Nick Clifton <nickc@cygnus.com>
2743 * configure.in: Add tm_p_file specification for thumb targets.
2744 * configure: Regenerate.
2746 * config/arm/thumb-protos.h: New file: Prototypes for exported
2747 functions defined in thumb.c.
2749 2000-02-11 Robert Lipe <robertl@sco.com>
2751 * Makefile.in (bootstrap-lean): Remove additional files.
2752 (bootstrap2-lean): Likewise.
2753 (VOL_FILES): List of files for above.
2755 2000-02-11 Nathan Sidwell <nathan@acm.org>
2757 * cpphash.c (special_symbol): Remove spurious argument to
2760 2000-02-11 Joel Sherrill (joel@OARcorp.com>
2762 * configure.in: (i*86-*-rtems*): Swapped elf and coff
2764 * configure: Rebuilt.
2766 2000-02-11 Rodney Brown <RodneyBrown@pmsc.com>
2768 * pa-protos.h: Wrap function_arg_padding in TREE_CODE #ifdef.
2770 Fri Feb 11 02:59:05 2000 Jeffrey A Law (law@cygnus.com)
2772 * pa.c, pa.h: Remove trigraph sequences within comments.
2774 Fri Feb 11 02:51:56 2000 Pavel Roskin <pavel_roskin@geocities.com>
2776 * invoke.texi (PPC Options): -mno-new-mnenomics -> -mold-mnemonics.
2778 Fri Feb 11 02:48:30 2000 Brad Lucier (lucier@math.purdue.edu)
2780 * sbitmap.h: Make SBITMAP_ELT_BITS unsigned.
2782 2000-02-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2784 * config/c4x/c4x.c (fp_zero_operand): Check for CONST_DOUBLE.
2786 2000-02-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2788 * config/c4x/c4x.h (ASM_GLOBALIZE_LABEL): Use c4x_global_label.
2789 (ASM_OUTPUT_EXTERNAL): Use c4x_external_ref.
2790 (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
2791 (ASM_FILE_END): Use c4x_file_end.
2792 * config/c4x/c4x.c (c4x_global_label): New function.
2793 (c4x_external_ref, c4x_file_end): Likewise.
2795 * config/c4x/c4x-protos.h (c4x_global_label): Add prototype.
2796 (c4x_external_ref, c4x_end_file): Likewise.
2798 2000-02-10 Zack Weinberg <zack@wolery.cumb.org>
2800 * cppexp.c: Don't include cpphash.h.
2801 (parse_charconst, cpp_lex): Use cpp_defined.
2802 (cpp_lex): Use get_directive_token throughout. Remove
2803 unnecessary cases from switch. Move assertion-handling code
2805 (cpp_parse_expr): If we see '+' or '-', check the context to
2806 determine if they are unary or binary operators. Streamline
2807 the jumps a bit. Do not call skip_rest_of_line.
2809 * cpplib.c: Make skip_rest_of_line and cpp_skip_hspace
2810 static. Export get_directive_token. Update commentary.
2811 (cpp_defined): New function.
2812 (do_define): Remove reference to T_PCSTRING. Call
2813 free_definition to release memory for old definition, when
2815 (eval_if_expression): Set only_seen_white to 0 before calling
2816 cpp_parse_expr. Call skip_rest_of_line after it returns.
2817 (cpp_read_check_assertion): Don't preserve a pointer into the
2818 token buffer across a call to cpp_get_token.
2820 * Makefile.in (cppexp.o): Don't depend on cpphash.h.
2821 * cppfiles.c (redundant_include_p): Use cpp_defined.
2822 * cpphash.c (free_definition): New function.
2823 (delete_macro): Use it. Update commentary.
2824 * cpphash.h: Typedef HASHNODE here. Prototype cpp_lookup and
2826 * cpplib.h: Don't typedef HASHNODE here. Delete T_PCSTRING
2827 from enum node_type. Prototype cpp_defined and get_directive_token.
2828 Don't prototype cpp_lookup, skip_rest_of_line, or cpp_skip_hspace.
2830 * fix-header.c (check_macro_names): Use cpp_defined.
2831 (read_scan_file): Set inhibit_warnings and inhibit_errors in
2832 the options structure.
2834 2000-02-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2836 * c-pragma.c (maximum_field_alignment): Remove duplicate declaration.
2838 2000-02-10 Jason Merrill <jason@casey.cygnus.com>
2840 * dwarf2out.c (add_abstract_origin_attribute): Check TREE_CODE (origin)
2841 rather than die->die_tag.
2843 Thu Feb 10 16:26:49 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2845 * combine.c (make_extraction, force_to_mode): Avoid warning on
2846 mixed-signedness conditionals.
2847 (make_field_assignment, nonzero_bits): Likewise.
2848 * expmed.c (store_fixed_bit_field): ALIGN arg now unsigned.
2849 (store_split_bit_field, extract_split_bit_field): Likewise.
2850 (extract_fixed_bit_field, store_bit_field,
2851 * expr.c: Change alignment to be unsigned everywhere.
2852 (move_by_pieces, store_constructor_field, store_constructor):
2853 Alignment parm is unsigned.
2854 (emit_block_move, emit_group_load, emit_group_store): Likewise.
2855 (clear_storage, emit_push_insn, compare_from_rtx): Likewise.
2856 (do_compare_rtx_and_jump): Likewise.
2857 (move_by_pieces_ninsns, clear_by_pieces): Likewise.
2858 Compare align with GET_MODE_ALIGNMENT.
2859 (expand_expr_unaligned): Pointer to alignment is pointer to unsigned.
2860 (get_inner_reference): Likewise.
2861 (copy_blkmode_from_reg, emit_push_insn): Remove unneeded casts.
2862 (expand_assignment): Local vars for alignment now unsigned.
2863 (store_constructor, store_field, expand_expr, do_jump): Likewise.
2864 (do_compare_and_jump): Likewise.
2865 (store_field): Call new function expr_align.
2866 * expr.h (emit_block_move, emit_group_load, emit_group_store):
2867 Alignment arg now unsigned.
2868 (clear_storage, emit_push_insn, compare_from_rtx): Likewise.
2869 (do_compare_rtx_and_jump, store_bit_field): Likewise.
2870 (extract_bit_field): Likewise.
2871 * fold-const.c (add_double): Add cast to eliminate signedness warning.
2872 * machmode.h (GET_MODE_ALIGNMENT): Result is unsigned.
2873 (get_best_mode): Alignment arg is unsigned.
2874 * rtl.h (move_by_pieces): Likewise.
2875 * store-layout.c (maximum_field_alignment, set_alignment):
2877 (layout_decl): Alignment arg is now unsigned.
2878 Remove unneeded casts.
2879 (layout_record, layout_union, layout_type): Remove unneeded casts.
2880 Local alignment variables now unsigned.
2881 (get_best_mode): Alignment arg now unsigned.
2882 * tree.c (expr_align): New function.
2883 * tree.h (expr_align): Likewise.
2884 (maximum_field_alignment, set_alignment): Now unsigned.
2885 (get_inner_reference): Alignment argument is now pointer to unsigned.
2886 * varasm.c (assemble_variable): Add cast to eliminate warning.
2888 Thu Feb 10 12:56:47 2000 Jim Wilson <wilson@cygnus.com>
2890 * expmed.c (store_bit_field): If op0 and fieldmode are the same size,
2891 then store directly into op0.
2893 * calls.c (expand_call): When emitting a NOTE_INSN_SETJMP, search for
2894 the CALL_INSN, and emit the note immediately after it.
2896 2000-02-10 Nick Clifton <nickc@cygnus.com>
2898 * config/arm/thumb.md (epilogue): Include a (return) in the
2899 generated insn, and emit it using emit_jump_insn not
2902 Thu Feb 10 18:28:59 MET 2000 Jan Hubicka <jh@suse.cz>
2904 * function.c (assign_temp): Change zero-sized arrays to size 1.
2905 * integrate.c (expand_inline_function): Do not update
2906 stack_alignment_needed
2907 * i386.c (compute_frame_size): Remove #ifdef PREFERRED_FRAME_BOUNDARY,
2908 add some sanity checking, remove optimization for function with
2911 2000-02-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2913 * flow.c (mark_regs_live_at_end): Delete unused variables.
2915 * ggc-page.c (ggc_page_print_statistics): bzero -> memset.
2917 * integrate.c (copy_rtx_and_substitute): Wrap variable `alignment'
2918 in macro FRAME_GROWS_DOWNWARD.
2920 * stmt.c (expand_end_bindings): Delete unused variable.
2922 * unroll.c (iteration_info): Mark parameter `loop' with
2925 2000-02-10 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2927 * fixinc/server.c (load_data): Return NULL if the marker line is
2929 (run_shell): If load_data returns NULL, retry the command once, in
2932 * configure: Rebuilt.
2934 2000-02-09 Bruce Korb <bkorb@gnu.org>
2936 * gcc/fixincludes: ** DELETED **
2937 * gcc/fixcpp: ** DELETED **
2938 * gcc/fixinc-nt.sed: ** DELETED **
2939 * gcc/just-fixinc: ** DELETED **
2940 * gcc/Makefile.in: Removed out-dated commentary
2941 * gcc/configure.in: Removed fast-fixincludes disablement.
2942 * MAINTAINERS(Ian Taylor) moved to "Write after approval" group.
2944 2000-02-09 Clinton Popetz <cpopetz@cygnus.com>
2945 * function.c (thread_prologue_and_epilogue_insns): Uncomment
2948 2000-02-09 Richard Henderson <rth@cygnus.com>
2950 * jump.c (delete_insn): Don't delete user labels at -O0.
2952 2000-02-09 Robert Lipe <robertl@sco.com>
2954 * Makefile.in (gen-protos): Don't depend on HOST_LIBDEPS.
2955 Don't link with HOST_LIBS.
2957 2000-02-09 Zack Weinberg <zack@wolery.cumb.org>
2959 * configure.in: Correct --help text for --with-dwarf2.
2960 Put tm-dwarf2.h after other tm files, if it's requested.
2961 * configure: Regenerate.
2962 * config/tm-dwarf2.h: #undef PREFERRED_DEBUGGING_TYPE before
2965 2000-02-09 Zack Weinberg <zack@wolery.cumb.org>
2967 * cpplib.h: Provide HASHNODE typedef and forward decl of
2968 struct hashnode only. Kill cpp_hashnode typedef. MACRODEF,
2969 DEFINITION, struct hashnode, struct macrodef, struct
2970 definition, scan_decls prototype, default defn of
2971 INCLUDE_LEN_FUDGE moved elsewhere.
2973 * cpphash.h: MACRODEF, DEFINITION, struct macrodef, struct
2974 definition, and struct hashnode moved here. Remove the unused
2975 'predefined' field from struct definition. Replace the 'args'
2976 union with its sole member. All users updated (cpphash.c).
2977 Delete HASHSTEP and MAKE_POS macros, and hashf prototype. Add
2978 multiple include guard.
2980 * cpphash.c (hashf): Make static; use better algorithm; drop
2981 HASHSIZE parameter; return an unsigned int.
2982 (cpp_lookup): Drop HASH parameter. PFILE parameter is
2983 used. Calculate HASHSIZE modulus here.
2984 (cpp_install): Drop HASH parameter. Calculate HASHSIZE modulus
2986 (create_definition): Drop PREDEFINITION parameter.
2987 * cpplib.c (do_define): Don't calculate a hash value here.
2988 Don't pass (keyword == NULL) to create_definition.
2990 * scan.h: Prototype scan_decls here.
2991 * cppfiles.c: Move INCLUDE_LEN_FUDGE default defn here.
2992 * cppexp.c, cppfiles.c, cppinit.c, cpplib.c, fix-header.c: All
2993 callers of cpp_lookup and cpp_install updated.
2995 * cpphash.c (macarg): Hoist all the flag diddling out of the
2997 (macroexpand): ... and out of the loop that calls macarg.
2998 Skip over the initial paren before macro arguments with
2999 cpp_get_non_space_token; point may be some distance before
3000 that paren. Abort if it's not there.
3002 * cpplib.c (parse_clear_mark): Delete function.
3003 (parse_set_mark, parse_goto_mark): Make static.
3004 (ACTIVE_MARK_P): New macro.
3005 (skip_block_comment, skip_line_comment): Do not bump the line
3006 if ACTIVE_MARK_P is true.
3007 (cpp_pop_buffer): The buffer to be popped may not have an
3009 (cpp_get_token): When looking for the initial paren before
3010 macro arguments, only set a mark in a file buffer, Always
3011 return to that mark before proceeding to call macroexpand or
3012 return a NAME token.
3014 * cpplib.h: Remove prototypes of parse_set_mark,
3015 parse_clear_mark, parse_goto_mark.
3016 (struct cpp_options): Rename 'put_out_comments' to
3017 'discard_comments' and invert its sense.
3018 * cppinit.c, cpphash.c, cpplib.c: All users of
3019 put_out_comments changed to use discard_comments, with
3022 2000-02-09 Clinton Popetz <cpopetz@cygnus.com>
3024 * function.c (thread_prologue_and_epilogue_insns): Don't delete
3025 the edge from a block that both jumps and falls through to the
3028 2000-02-09 Scott Bambrough <scottb@netwinder.org>
3030 * config/arm/arm.md (movsi): In PIC mode, make sure that a
3031 constant source address is legitimate.
3033 2000-02-09 Philip Blundell <pb@futuretv.com>
3035 * config/arm/arm.c (legitimize_pic_address): Handle LABEL_REF
3038 * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Allow anything when
3040 (LEGITIMATE_PIC_OPERAND): Disallow references to labels.
3042 2000-02-09 Zack Weinberg <zack@wolery.cumb.org>
3044 * cpplib.c (cpp_define, cpp_undef): Make sure the stacked buffer
3045 ends with a newline and a NUL. Don't be so clever manipulating
3048 Wed Feb 9 14:18:08 MET 2000 Jan Hubicka <jh@suse.cz>
3050 * reload1.c (reload) Align stack frame to cfun->stack_alignment_needed,
3051 not to BIGGEST_ALIGNMENT.
3053 2000-02-08 Geoff Keating <geoffk@cygnus.com>
3055 * dwarf2.h (DW_CFA_GNU_negative_offset_extended): New constant.
3056 * dwarf2out.c (dwarf_cfi_name): Print name of new constant.
3057 (reg_save): Use DW_CFA_GNU_negative_offset_extended when needed.
3058 (output_cfi): Handle output of DW_CFA_GNU_negative_offset_extended.
3059 * frame.c (execute_cfa_insn): Handle
3060 DW_CFA_GNU_negative_offset_extended.
3062 2000-02-08 Richard Henderson <rth@cygnus.com>
3064 * flow.c (tidy_fallthru_edges): Split out from ...
3065 (delete_unreachable_blocks): ... here.
3066 (find_basic_blocks): Use it.
3068 Tue Feb 8 15:51:50 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3070 * stmt.c (expand_decl): Do set RTX_UNCHANGING_P for TREE_READONLY.
3072 2000-02-08 Zack Weinberg <zack@wolery.cumb.org>
3074 * Makefile.in (GEN_PROTOS_OBJS): Remove libcpp.a.
3075 (gen_protos.o): Don't depend on cpplib.h or cpphash.h.
3076 (fix-header.o): Don't depend on cpphash.h.
3078 * scan.c (hashstr): New function.
3079 * scan.h: Prototype it.
3080 * fix-header.c: Don't include cpphash.h. Use hashstr.
3081 * gen-protos.c: Don't include cpphash.h or cpplib.h. Use
3082 hashstr. Report hash table statistics. Add private
3083 definition of xrealloc.
3085 2000-02-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3087 * i386.h (TARGET_SWITCHES): Fix typo in option name.
3089 2000-02-08 Clinton Popetz <cpopetz@cygnus.com>
3091 * function.c (thread_prologue_and_epilogue_insns): Don't replace
3092 jumps with returns unless they are jumps to the fallthru block.
3094 Tue Feb 8 07:53:55 2000 Jan Hubicka <jh@suse.cz>
3096 * i386.md (addqi3_cc): Fix contraints.
3098 Tue Feb 8 01:39:45 2000 Hans-Peter Nilsson <hp@bitrange.com>
3100 * function.c (emit_return_into_block): Wrap in #ifdef HAVE_return.
3102 2000-02-07 Mark Mitchell <mark@codesourcery.com>
3104 * cpplib.c (cpp_get_token): Call CPP_BUMP_LINE after reading a
3105 carriage return after a macro name.
3107 2000-02-07 Fred Fish <fnf@be.com>
3109 * i386/beos-elf.h: (ASM_IDENTIFY_GCC): Define to nothing
3110 so the gcc2_compiled symbol doesn't confuse BeOS debuggers.
3112 2000-02-07 Zack Weinberg <zack@wolery.cumb.org>
3114 * cppfiles.c (deps_output): Count spacers in deps_column.
3116 2000-02-07 Neil Booth <NeilB@earthling.net>
3118 * cppinit.c (initialize_dependency_output): If there is no
3119 suffix, don't try to look for known suffixes. Use strrchr.
3120 (cpp_start_read): Remove duplicate initialization.
3122 Mon Feb 7 18:36:41 MET 2000 Jan Hubicka <jh@suse.cz>
3124 * calls.c (compute_argument_block_size): New argument
3125 preferred_stack_boundary.
3126 (expand_call): update cfun->preferred_stack_boundary, update call of
3127 compute_argument_block_size
3128 (emit_library_call): Increate cfun->preferred_stack_boundary
3129 to PREFERRED_STACK_BOUNDARY
3130 (emit_library_call_value): Likewise.
3131 * explow.c (allocate_dynamic_stack_spave): Likewise.
3132 * function.c (prepare_function_start): Set
3133 cfun->preferred_stack_boundary
3134 * function.h (struct function): Add preferred_stack_boundary field.
3135 * integrate.c (expand_inline_function): Update
3136 cfun->preferred_stack_boundary and cfun->stack_alignment_needed.
3137 (copy_rtx_and_substitute): Align frame to stack_alignment_needed only.
3138 * i386.c (compute_frame_size): Use cfun->preferred_stack_boundary.
3140 2000-02-06 Zack Weinberg <zack@wolery.cumb.org>
3142 * cpplib.c (my_strerror, cpp_error, cpp_error_with_line,
3143 cpp_error_from_errno, cpp_warning, cpp_warning_with_line,
3144 cpp_pedwarn, cpp_pedwarn_with_line,
3145 cpp_pedwarn_with_file_and_line): Move to cpperror.c.
3146 (cpp_print_file_and_line, v_cpp_error, v_cpp_warning,
3147 v_cpp_error_with_line, v_cpp_warning_with_line,
3148 cpp_message_from_errno, cpp_perror_with_name): Delete.
3150 * cpperror.c (cpp_print_containing_files): Take starting
3152 (cpp_file_line_for_message): Rename to cpp_print_file_and_line.
3153 (v_cpp_message): Now called directly by all entry points.
3155 (cpp_pfatal_with_name, cpp_message): Delete.
3156 (cpp_notice_from_errno, cpp_ice): New functions.
3157 (cpp_notice): Is now for reporting error conditions, just
3158 without an associated file.
3159 (cpp_error, cpp_error_with_line): Don't do anything if
3160 opts->inhibit_errors is on.
3161 (cpp_pedwarn_with_file_and_line): Take column argument also.
3163 * cpplib.h: Update prototypes of exported functions.
3164 (struct cpp_options): Add inhibit_errors.
3166 * cppalloc.c, cppfiles.c: Use fprintf not cpp_notice for
3167 non-error messages. Include intl.h.
3169 * cppinit.c, cppmain.c: Likewise. Also, use
3170 cpp_notice_from_errno instead of cpp_perror_with_name or
3171 cpp_pfatal_with_name, and cpp_notice instead of cpp_message.
3173 * cppexp.c, cpphash.c, cppinit.c, cpplib.c: Use cpp_ice to
3174 report internal errors.
3176 * cpplib.c (do_define): Switch bcopy to memcpy.
3177 Give cpp_pedwarn_with_file_and_line a dummy column argument.
3179 * cpplib.c (copy_rest_of_line): Revert previous change: don't
3180 bail out early if we hit a line comment.
3182 2000-02-06 Richard Henderson <rth@cygnus.com>
3184 * flow.c (flow_delete_insn, make_edge, remove_edge): Export.
3185 * basic-block.h: Declare them.
3186 * emit-rtl.h (active_insn_p): New.
3187 (next_active_insn, prev_active_insn): Use it.
3188 * rtl.h: Declare it.
3189 * function.c (emit_return_into_block): New.
3190 (thread_prologue_and_epilogue_insns): Insert return insns instead
3191 of epilogues when possible.
3192 * jump.c (jump_optimize_1): Remove code to insert a return insn
3193 on the fallthru to the exit block.
3195 * i386.c (ix86_can_use_return_insn_p): Fail for large poped args
3196 and for non-empty stack frames.
3197 * i386.md (return): Expand to return-pop as needed.
3199 2000-02-06 Richard Henderson <rth@cygnus.com>
3201 * simplify-rtx.c (simplify_relational_operation): Canonicalize
3202 constant to op1 for testing.
3204 2000-02-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3206 * config/c4x/c4x.md (*ldi_on_overflow): New pattern.
3207 (fixuns_truncqfqi2): Use it.
3209 2000-02-06 Richard Henderson <rth@cygnus.com>
3211 * i386.c (ix86_agi_dependant): Handle pro_epilogue_adjust_stack
3214 * i386.md (widening and peepholes): Mask the constant instead of
3217 2000-02-05 Zack Weinberg <zack@wolery.cumb.org>
3219 * cppfiles.c (read_and_prescan) [case SPECCASE_QUESTION]: Bump
3220 input pointer before possibly branching off to the backslash
3222 * cpphash.c (macroexpand): Correctly delete \r escapes when
3223 stringifying parameters.
3224 * cpplib.c (copy_rest_of_line): Go directly to skip_block_comment
3225 if we can; bail out early if we hit a line comment.
3226 (handle_directive): Treat '# 123' in an .S file just like
3227 '# <punctuation>'. Discard the shifted '#' if we hit '#\n'.
3228 Return 1 for '# not_a_directive'.
3229 (get_directive_token): Pop macro buffers here, so that
3230 cpp_get_token can't sneakily move past a newline.
3232 (cpp_get_token): goto randomchar if handle_directive returns 0.
3234 * cppalloc.c: Update copyright.
3235 * cpplib.c: Merge all the static function prototypes into one
3237 * cpplib.h: Remove #if 0 block.
3239 * cpperror.c: Remove #ifdef EMACS block.
3240 * cppmain.c: Likewise.
3241 * cpphash.c: Remove #if 0 blocks.
3242 * cppinit.c: Remove #if 0 blocks, and the -lint option.
3243 * cpplib.c: Remove #if 0 blocks and code referencing
3244 pcp_inside_if or for_lint. Remove duplicate error message.
3245 Fix error messages for #else after #else or #elif. Reformat.
3246 Remove archaic TODO list.
3247 * cpplib.h: Remove pcp_inside_if and for_lint flags.
3249 2000-02-05 Zack Weinberg <zack@wolery.cumb.org>
3251 * i386/osf1elf.h: Add missing backslash to multiline string.
3253 2000-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3255 * longlong.h [sparc] (udiv_qrnnd): Avoid stringifying macro arg.
3257 2000-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3259 * Makefile.in (c-common.o): Depend on $(EXPR_H).
3261 * c-common.c: Include expr.h.
3263 * c-pragma.c (mark_align_stack): Add prototype.
3265 * caller-save.c (add_stored_regs): Likewise.
3267 * combine.c (record_promoted_value): Likewise.
3269 * i386.c (ix86_sched_reorder_pentium, ix86_sched_reorder_ppro):
3272 * cppinit.c (new_pending_define): Likewise.
3274 * cpplib.c (skip_block_comment, skip_line_comment): Likewise.
3276 * dwarf2out.c (save_rtx, splice_child_die, reverse_die_lists,
3277 AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
3278 AT_addr, AT_lbl, get_AT_ref, free_AT, free_die, local_scope_p,
3279 class_scope_p): Likewise.
3281 * dwarf2out.h (dwarf2out_set_demangle_name_func,
3282 dwarf2out_add_library_unit_info): Likewise.
3284 * ggc.h (ggc_page_print_statistics): Likewise.
3286 * haifa-sched.c (propagate_deps): Likewise.
3288 * reg-stack.c (next_flags_user, record_label_references): Likewise.
3290 * rtl.h (set_stack_check_libfunc): Likewise.
3292 * toplev.h (set_fatal_function): Likewise.
3294 * toplev.c (set_fatal_function): Delete prototype.
3296 * diagnostic.c: Deconstify functions returning malloc'ed ptrs.
3298 2000-02-05 Geoff Keating <geoffk@cygnus.com>
3300 * ginclude/ppc-asm.h (FUNC_START): Use USER_LABEL_PREFIX.
3301 (FUNC_END): Likewise.
3303 2000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3305 * caller-save.c: Include tm_p.h.
3307 2000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3309 * Makefile.in (libgcc.a): Add $(LIBGCC1) to libgcc.a after $(LIBGCC2).
3311 2000-02-04 Neil Booth <NeilB@earthling.net>
3313 * cccp.c (main): Check 'dir' for a NULL pointer before passing
3316 2000-02-04 Zack Weinberg <zack@wolery.cumb.org>
3318 * recog.h: Remove NO_MD_PROTOTYPES ifdefs.
3319 * genflags.c: Use the max_operand_1 logic from genemit.c to
3320 calculate how many arguments gen_insn prototypes have. Remove
3321 NO_MD_PROTOTYPES ifdefs from the generated file.
3322 * genoutput.c: Don't define NO_MD_PROTOTYPES in the generated
3323 file. Cast gen_insn initializers to insn_gen_fn.
3324 * config/alpha/vms.h: Don't define NO_MD_PROTOTYPES.
3325 * gcc.texi: Remove documentation of NO_MD_PROTOTYPES.
3327 2000-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3329 * fixinc/Makefile.in (HDR): Add machname.h.
3332 2000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3334 * config/c4x/c4x.h (c4x_compare_op0, c4x_compare_op1): Move ...
3335 (c4x_regclass_map, c4x_caller_save_map, c4x_rpts_cycles): Ditto.
3336 (c4x_cpu_version): Ditto.
3337 * config/c4x/c4x-protos.h: ... here.
3339 2000-02-04 Jason Merrill <jason@casey.cygnus.com>
3341 * dwarf2out.c (add_abstract_origin_attribute): Don't call
3342 gen_abstract_function on our context if we're a nested function.
3344 2000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3346 * config/c4x/c4x.md (fixuns_truncqfqi2): Rewrite.
3347 * config/c4x/libgcc.S (ufix_truncqfhi2n): Fix.
3349 2000-02-04 Bruce Korb <bkorb@gnu.org>
3351 * fixinc/genfixes(machname.h):
3352 Move the functionality from gen-machine.h into this file.
3353 UNdef MN_NAME_PAT if there are no names to change.
3354 Also, be a little kinder when AutoGen is not present.
3356 * fixinc/Makefile.in(machname.h):
3357 Change the generation rule to use genfixes.
3359 * fixinc/fixfixes.c(machine_name):
3360 machine_name_fix's functionality now dependent upon whether
3361 MN_NAME_PAT is defined.
3363 * fixinc/fixtests.c(machine_name):
3366 * fixinc/fixlib.c(mn_get_regexps): conditional on definition
3369 * fixinc/fixlib.h(mn_get_regexps):
3372 * fixinc/gen-machine.h: DELETED
3374 2000-02-04 Jan Hubicka <jh@suse.cz>
3375 Richard Henderson <rth@cygnus.com>
3377 * i386.c (SAVE_REGS_FIRST): Remove.
3378 (ix86_initial_elimination_offset): Handle only SAVE_REGS_FIRST mode.
3379 (ix86_compute_frame_size): Likewise.
3380 (ix86_expand_prologue): Likewise. Use pro_epilogue_adjust_stack.
3381 (ix86_emit_restore_regs): Remove.
3382 (ix86_emit_epilogue_esp_adjustment): Use pro_epilogue_adjust_stack
3383 when a frame pointer is in use.
3384 (ix86_expand_epilogue): Handle only SAVE_REGS_FIRST mode. Use mov
3385 instead of pop to restore a register when profitable; emit leave
3387 (ix86_attr_length_default): Handle pro_epilogue_adjust_stack
3389 (ix86_adjust_cost): Handle pro_epilogue_adjust_stack as TYPE_ALU.
3390 * i386.md (prologue_allocate_stack): Remove.
3391 (epilogue_deallocate_stack): Remove.
3392 (pro_epilogue_adjust_stack): New.
3394 2000-02-04 Richard Henderson <rth@cygnus.com>
3396 * function.c (diddle_return_value): Rework to use a callback function.
3397 Use current_function_return_rtx if it's been set up.
3398 (do_clobber_return_reg, clobber_return_register): New.
3399 (do_use_return_reg, use_return_register): New.
3400 (expand_function_end): Use them.
3401 * stmt.c (expand_null_return): Likewise.
3402 * function.h: Declare them.
3403 * flow.c (mark_regs_live_at_end): Use diddle_return_value.
3404 (mark_reg): Change arguments as appropriate for callback.
3405 * integrate.c (expand_inline_function): Revert 19 Jan change.
3407 Fri Feb 4 20:25:42 2000 Hans-Peter Nilsson <hp@bitrange.com>
3409 * tm.texi (Values in Registers): Fix typo: "fo" "for".
3410 (Misc): Say the scheduler, not the Haifa scheduler.
3412 2000-02-04 Clinton Popetz <cpopetz@cygnus.com>
3414 * jump.c (mark_jump_label): Add in_mem param, check SYMBOL_REFs
3415 when in_mem is set. Update all callers.
3417 2000-02-04 Richard Henderson <rth@cygnus.com>
3419 * i386/openbsd.h (INT_ASM_OP): Define.
3421 Fri Feb 4 10:51:30 2000 Hans-Peter Nilsson <hp@bitrange.com>
3423 * tm.texi: Fix various typos.
3425 Thu Feb 3 17:17:32 2000 Steve Ellcey <sje@cup.hp.com>
3427 * config/pa/pa-hpux11.h (LIB_SPEC): Correct typo in !p case.
3428 (MD_STARTFILE_PREFIX_1): New macro.
3430 Thu Feb 3 15:08:13 MET 2000 Jan Hubicka <jh@suse.cz>
3432 * i386.md (movstrsi, clrstrsi): Support variable sized copies, align
3433 destination when needed.
3434 (strmovsi, strsetsi): New expander.
3435 (strmovsi_1, strsetsi_1): New pattern.
3436 * i386.h (MASK_NO_ALIGN_STROP, MASK_INLINE_ALL_STROP,
3437 TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS): New macros.
3438 (TARGET_SWITCHES) Add align-stringops and inline-all-stringops.
3439 * invoke.texi (align-stringops, inline-all-stringops): Document.
3441 Wed Feb 2 23:04:47 2000 Krister Walfridsson <cato@df.lth.se>
3443 * i386/netbsd.h (INT_ASM_OP): Define.
3445 2000-02-02 Zack Weinberg <zack@wolery.cumb.org>
3447 * cpplib.h (cpp_reader): Add new flag, no_directives.
3448 * cpphash.c (macarg): Set it.
3449 * cpplib.c (handle_directive): If no_directives is on and we
3450 find a directive, issue an error and discard the line.
3452 Wed Feb 2 13:07:10 2000 Jim Wilson <wilson@cygnus.com>
3454 * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Delete 'E' check for
3455 FP constants. Add ! TARGET_FPU check for FP constants.
3457 2000-02-02 Clinton Popetz <cpopetz@cygnus.com>
3459 * flow.c (find_basic_blocks): Don't kill label_value_list
3461 (cleanup_cfg): Kill it here.
3463 Wed Feb 2 08:12:30 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3465 * expr.c (store_field): Ensure ALIGN is no stricter than the
3468 2000-02-02 Richard Henderson <rth@cygnus.com>
3470 * jump.c (delete_insn): Partially revert 19 Jan change;
3471 don't convert unused code labels to notes at -O0.
3473 2000-02-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3475 * toplev.c (rest_of_compilation): Run rebuild_jump_labels after
3476 split_all_insns to recreate REG_LABEL notes for flow2 pass.
3478 2000-02-01 Richard Henderson <rth@cygnus.com>
3480 * i386.c (general_no_elim_operand): New.
3481 (nonmemory_no_elim_operand): New.
3482 (ix86_expand_move): Copy eliminable operands before a push.
3483 * i386-protos.h: Declare new functions.
3484 * i386.h (CAN_ELIMINATE): Simplify.
3485 (PREDICATE_CODES): Update.
3486 * i386.md (push insns): Don't allow eliminable register operands.
3488 2000-02-01 Richard Henderson <rth@cygnus.com>
3490 * flow.c (mark_regs_live_at_end): Follow expand_function_end and
3491 replace BLKmode with DECL_RTL's mode.
3493 2000-02-01 Zack Weinberg <zack@wolery.cumb.org>
3495 * frame.c (find_fde): Convert for loop to do-while so compiler
3496 sees it's always executed at least once.
3497 * libgcc2.c (BBINBUFSIZE): Kill.
3498 (__bb_init_prg): Use fgets.
3499 (__bb_exit_trace_func): Don't paste strings.
3500 * unroll.c (unroll_loop): Initialize unroll_type, not
3501 unroll_number, and tweak logic to match.
3503 * i386.c (ix86_expand_int_movcc): Add explicit 'return 0' in
3505 (ix86_flags_dependant): Likewise. Disentangle control flow.
3506 (ix86_sched_reorder): Break guts out to
3507 ix86_sched_reorder_pentium and ix86_sched_reorder_ppro.
3508 (ix86_sched_reorder_ppro): Initialize pair2 and insnp before
3511 * i386.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Don't
3512 use string concatenation. Don't save and restore esi.
3514 * fixinc/Makefile.in (fixincl.sh): Don't depend on inclhack.def.
3515 (machname.h): Remove script to separate file. Use two-step
3516 sequence so target is not created if script fails.
3517 * fixinc/gen-machname.h: New file. Handle case where no non-reserved
3518 identifiers are defined.
3519 * fixinc/fixlib.c (mn_get_regexps): Return a flag: if MN_NAME_PAT is
3520 an empty string, machine_name doesn't need to do anything at
3522 (is_cxx_header): Add more cases to regexp.
3523 * fixinc/fixlib.h: Update prototype.
3524 * fixinc/fixtests.c, fixinc/fixfixes.c: Update callers of
3526 * fixinc/fixincl.c: Define NO_BOGOSITY.
3528 * fixinc/inclhack.def (no_double_slash, else_endif_label): Ifdef out.
3529 (hp_sysfile): Add missing comma.
3530 (math_exception): Put the wrapper ifdefs at the beginning and
3531 the end of the file.
3532 * fixinc/fixincl.x, fixinc/inclhack.sh: Regenerate.
3534 2000-02-01 Richard Henderson <rth@cygnus.com>
3536 * sparc.c (fp_zero_operand): Turn into a normal predicate.
3537 Use CONST0_RTX. Update all callers.
3538 * sparc.h, sparc-protos.h: Update accordingly.
3539 * sparc.md (fp mov insns): Use fp_zero_operand directly
3542 Wed Feb 2 02:59:45 2000 Hans-Peter Nilsson <hp@bitrange.com>
3544 * tm.texi (Values in Registers): Fix typo in HARD_REGNO_NREGS
3547 2000-02-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3549 * Makefile.in (specs.ready): New target.
3550 (fixinc.sh): Depend on `specs.ready' instead of `specs'.
3552 2000-02-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3554 * fixinc.irix: Use unique filenames for writing into /tmp,
3555 * fixinc.ptx: Likewise.
3556 * fixinc.sco: Likewise.
3557 * fixinc.svr4: Likewise.
3558 * fixinc.winnt: Likewise.
3560 2000-02-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3562 * tsystem.h: New file.
3564 * Makefile.in (libgcc2.a, stmp-multilib, crtbegin.o, crtend.o,
3565 s-crtS): Depend on tsystem.h.
3567 * crtstuff.c: Include tsystem.h.
3568 * frame.c: Likewise.
3569 * libgcc2.c: Likewise.
3571 Tue Feb 1 19:53:27 CET 2000 Jan Hubicka <jh@suse.cz>
3573 * builtins.c (expand_builtin_memset): Expand for variable sized
3576 2000-02-01 David Billinghurst <David.Billinghurst@riotinto.com.au>
3578 * config/mips/iris6.h (SUBTARGET_ASM_SPEC) : Default ISA based
3581 Tue Feb 1 00:57:40 2000 Hans-Peter Nilsson <hp@bitrange.com>
3583 * dwarfout.c (SHORT_TYPE_SIZE): Correct default.
3585 * tm.texi (Type Layout): Correct entry for CHAR_TYPE_SIZE.
3587 2000-01-31 Chandra Chavva <cchavva@cygnus.com>
3589 * combine.c (try_combine) [HAVE_cc0]: Trying to check the missed
3590 case 3->2 combining (combining with splitting) in which 2 is CC0
3591 setter/user and 3 is user. The rest of cases 2->1 and 3->2 are
3592 checked at the begining of the function with the aid of calling
3593 function 'can_combine_p'.
3595 2000-01-31 Dave Brolley <brolley@redhat.com>
3597 * cccp.c (struct argdata): Redeclare 'newlines' field as 'int'.
3599 2000-01-31 Jason Merrill <jason@casey.cygnus.com>
3601 * jump.c (redirect_jump): Move a NOTE_INSN_FUNCTION_END to the
3604 2000-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3606 * gansidecl.h (PROTO, VPROTO, PVPROTO): Delete macros.
3608 * sbitmap.h (sbitmap_first_set_bit, sbitmap_last_set_bit):
3611 2000-01-30 Zack Weinberg <zack@wolery.cumb.org>
3613 * i386/386bsd.h, i386/beos-pe.h, i386/bsd386.h, i386/crtdll.h,
3614 i386/cygwin.h, i386/dgux.h, i386/djgpp-rtems.h, i386/djgpp.h,
3615 i386/freebsd.h, i386/gnu.h, i386/i386-aout.h, i386/i386-coff.h,
3616 i386/i386-interix.h, i386/i386elf.h, i386/linux.h, i386/lynx-ng.h,
3617 i386/lynx.h, i386/mach.h, i386/mingw32.h, i386/moss.h,
3618 i386/netbsd.h, i386/next.h, i386/openbsd.h, i386/osf1elf.h,
3619 i386/ptx4-i.h, i386/rtems.h, i386/rtemself.h, i386/sco.h,
3620 i386/sequent.h, i386/sun.h, i386/sysv4.h, i386/uwin.h, i386/vsta.h,
3621 i386/vxi386.h, i386/win-nt.h, i386/win32.h:
3622 Remove -Di386 -Acpu(i386) -Amachine(i386) from CPP_PREDEFINES.
3624 * i386/osf1elf.h, i386/scodbx.h, i386/seq-sysv3.h, i386/sysv5.h:
3625 Add %(cpp_cpu) to CPP_SPEC.
3627 * i386/osf1elf.h, i386/osfelf.h, i386/osfrose.h:
3628 Add %(cc1_cpu) to CC1_SPEC.
3630 2000-01-28 Ulrich Drepper <drepper@redhat.com>
3632 * c-decl.c (c_decode_option): Accept optional numeric argument to
3633 -Wformat and set warn_format.
3634 * c-common.c: Don't emit warning about non-constant printf format
3635 string unless warn_format > 1.
3637 2000-01-30 Richard Henderson <rth@cygnus.com>
3639 * alpha.md (return_internal): Allow after reload only.
3641 2000-01-30 Richard Henderson <rth@cygnus.com>
3643 * i386.c (ix86_compute_frame_size): Omit padding1 if the
3644 local frame size is zero.
3646 2000-01-30 Richard Henderson <rth@cygnus.com>
3648 * alpha.c (alpha_expand_epilogue): Don't emit the return insn.
3649 * alpha.h (EPILOGUE_USES): New. Mark $26 live.
3650 * alpha.md (return): Turn into an expander.
3651 (return_internal): Don't use $26.
3652 (epilogue): Emit the return insn.
3654 2000-01-30 Richard Henderson <rth@cygnus.com>
3656 * alpha.md (negtf2, abstf2): Fix word order thinko.
3658 (trunctfsf2): Avoid intermediate rounding errors.
3660 2000-01-30 Zack Weinberg <zack@wolery.cumb.org>
3662 * cppfiles.c (find_position): Drop 'colp' argument, return the
3664 (read_and_prescan): Adjust to match. Don't ever manipulate
3665 line or line_base except via find_position.
3667 2000-01-29 Zack Weinberg <zack@wolery.cumb.org>
3669 * c-parse.in: Apply Ulrich's changes from c-parse.y.
3670 * c-parse.y, objc/objc-parse.y, c-parse.c, objc/objc-parse.c:
3673 2000-01-29 Zack Weinberg <zack@wolery.cumb.org>
3675 * cpperror.c (cpp_file_line_for_message): If 'line' is zero,
3676 just print "<command line>". If 'filename' is null or an
3677 empty string, print "<stdin>" for the filename.
3678 * cpplib.c (do_define): Don't print the 'location of the
3679 previous definition' message if we're still parsing the
3681 (cpp_pedwarn_with_file_and_line): Always call
3682 cpp_file_line_for_message.
3684 2000-01-29 Mark Mitchell <mark@codesourcery.com>
3686 * flow.c (mark_regs_live_at_end): Fix typo.
3688 2000-01-28 Ulrich Drepper <drepper@redhat.com>
3690 * c-common.c: Adjust variable names, comments, help strings to c99.
3691 * c-lex.c: Likewise.
3692 * c-parse.y: Likewise.
3693 * c-tree.h: Likewise.
3695 * cpplib.h: Likewise.
3696 * c-decl.c: Likewise. Recognize options with names "*99" as well.
3697 * cppinit.c: Likewise.
3699 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3701 * c4x.h (INIT_TARGET_OPTABS): Add all missing local optab entries.
3702 * c4x.c: Define the optab rtx values.
3703 (c4x_add_gc_roots): Add the ggc roots for these optab rtx values.
3704 (c4x_emit_libcall): Use new optab rtx values.
3705 (c4x_emit_libcall3): Likewise.
3706 (c4x_emit_libcall_mulhi): Likewise.
3707 * c4x-protos.h: Add prototypes for optab rtx values and change
3708 prototypes for above c4x_emit_libcall functions.
3710 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3712 * c4x.c (c4x_output_ascii): Restrict line length of output when TI
3714 (c4x_function_prologue): Use regnames intead of float_reg_names when
3716 (c4x_function_epilogue): Likewise.
3717 (c4x_print_operand): Likewise.
3718 * c4x.h (HOST_WIDE_INT_PRINT_HEX): Redefine.
3719 * c4x.md (set_high): Disable for TARGET_TI.
3721 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3723 * c4x.h (PREFERRED_RELOAD_CLASS): Change to restrict the reloading
3724 of framepointer + constant to ADDR_REGS class.
3725 * c4x.md (addqi3, addqi3_noclobber_reload): Update.
3726 * c4x.c (std_or_reg_operand): New function.
3727 * c4x-protos.h (std_or_reg_operand): Prototype it.
3729 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3731 * t-c4x: Change qi,qf,di,df into si,sf,hi,hf to generate same
3732 object names as libgcc2.c.
3733 * libgcc.S: Use newly defined names.
3735 Fri Jan 7 19:48:04 CET 2000 Jan Hubicka <jh@suse.cz>
3736 * sbitmap.c (sbitmap_first_set_bit, sbitmap_last_set_bit): New
3738 * sbitmap.h (sbitmap_first_set_bit, sbitmap_last_set_bit): Declare.
3739 * basic_block.h (FLOW_LOOP_FIRST_BLOCK): New macro.
3740 (FLOW_LOOP_LAST_BLOCK): Likewise.
3742 2000-01-21 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3744 * basic-block.h (struct loop): New fields 'first' and 'last'.
3745 * flow.c (flow_loops_find): Compute loop->first and loop->last.
3746 (flow_loops_dump): Use loop->first to check for NOTE_INSN_LOOP_BEG
3747 and loop->last to check for NOTE_INSN_LOOP_END.
3749 Fri Jan 28 10:57:58 2000 Jason Eckhardt <jle@cygnus.com>
3751 * predict.c (estimate_probability): Use the new FIRST and LAST fields
3752 of the loop descriptor rather than HEADER and LATCH. Also added
3753 missing break statements as well making some coding style modifications
3754 as suggested by Michael Hayes.
3756 2000-01-28 Richard Henderson <rth@cygnus.com>
3758 * flow.c (find_basic_blocks): Remove do_cleanup argument.
3759 Break out that code ...
3760 (cleanup_cfg): ... here.
3761 (commit_one_edge_insertion): Detect a return instruction being
3762 emitted to an edge. Emit a barrier following; clear fallthru.
3763 (commit_edge_insertions): Verify CFG consistency.
3764 * function.c (expand_function_start): Kill unused variable.
3765 (expand_function_end): Likewise.
3766 (thread_prologue_and_epilogue_insns): Use insert_insn_on_edge
3767 to insert the epilogue.
3769 * gcse.c (gcse_main): Adjust for find_basic_blocks change.
3770 (delete_null_pointer_checks): Likewise.
3771 * output.h: Likewise.
3772 * reg-stack.c (reg_to_stack): Likewise.
3773 * toplev.c (rest_of_compilation): Likewise. Run
3774 thread_prologue_and_epilogue_insns after rebuilding the CFG.
3776 2000-01-28 Richard Henderson <rth@cygnus.com>
3778 * Makefile.in (flow.o): Revert 24 Jan change.
3779 * flow.c (mark_regs_live_at_end): Likewise. Force BLKmode
3780 FUNCTION_VALUE result to DECL_RESULT's mode.
3782 * haifa-sched.c (schedule_insns): Don't recompute reg info
3785 2000-01-28 Zack Weinberg <zack@wolery.cumb.org>
3787 * configure.in: Make --enable-cpplib the default.
3788 * configure: Regenerate.
3789 * gcc.dg/990119-1.c: No longer expected to fail.
3791 2000-01-28 Bernd Schmidt <bernds@cygnus.co.uk>
3793 * jump.c (jump_optimize_1): Delete an optimization that is also done
3794 by merge_blocks in flow.
3796 2000-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3798 * diagnostic.c (build_message_string, output_printf,
3799 line_wrapper_printf): Add ATTRIBUTE_PRINTF_*.
3800 (build_location_prefix): Fix non-literal format string.
3802 2000-01-27 Richard Henderson <rth@cygnus.com>
3804 * alpha.md (trunctfsf2): New.
3806 2000-01-27 Andrew Hobson <ahobson@eng.mindspring.net>
3808 * configure.in (alpha-dec-osf5): Enable MASK_SUPPORT_ARCH.
3810 2000-01-27 Zack Weinberg <zack@wolery.cumb.org>
3812 * cppinit.c (cpp_handle_option): Recognize C++ comments under
3814 * cpplib.c (skip_block_comment, skip_line_comment): Split code
3816 (skip_comment) ... here. Permit C++ comments in system
3817 headers always. Warn about C++ comments in user code under
3818 -std=gnu89 -pedantic.
3819 (copy_comment): Use skip_comment.
3820 (cpp_skip_hspace, cpp_get_token): skip_comment can no longer
3822 (consider_directive_while_skipping, do_else, do_endif): Call
3823 validate_else unconditionally.
3824 (validate_else): Check CPP_PEDANTIC here. Accept non-comment
3825 text after the conditional in a system header.
3826 * cpplib.h (struct cpp_buffer): Add flag
3827 warned_cplusplus_comments.
3829 2000-01-27 Geoffrey Keating <geoffk@cygnus.com>
3831 * emit-rtl.c (unshare_all_rtl): Unshare virtual parameters too.
3832 Use unshare_all_rtl_1.
3833 (unshare_all_rtl_again): New function.
3834 (unshare_all_rtl_1): New function split out of unshare_all_rtl.
3836 * function.c (purge_addressof_1): Use unshare_all_rtl_again
3837 rather than resetting the 'used' flags ourself.
3839 * toplev.c (rest_of_compilation): Add current_function_decl
3840 to the unshare_all_rtl call.
3841 * tree.h: Prototype unshare_all_rtl.
3842 * rtl.h: Prototype unshare_all_rtl_again here.
3844 2000-01-27 Geoffrey Keating <geoffk@cygnus.com>
3846 * genoutput.c (output_prologue): Include ggc.h in generated
3848 * Makefile.in (insn-output.o): Depends on ggc.h.
3850 2000-01-27 Ian Dall <ian@sibyl.beware.dropbear.id.au>
3851 Hans-Peter Nilsson <hp@bitrange.com>
3853 * ns32k/xm-ns32k.h (memcpy, memset, memcmp): Delete.
3854 Remove redundant include of xm-ns32k.h.
3855 * ns32k/xm-genix.h (memcpy, memset, memcmp): Add definitions.
3856 Remove redundant include of xm-ns32k.h.
3857 * ns32k/xm-netbsd.h (memcpy, memset, memcmp): No longer undefine.
3858 Remove redundant include of xm-ns32k.h.
3859 * ns32k/netbsd.h (TARGET_DEFAULT): Enable multiply-add instructions.
3861 * ns32k/ns32k.h: Update comment on multiply-add instructions.
3862 (TARGET_SWITCHES): Add documentation strings.
3863 (DWARF_FRAME_REGNUM): Override default definition.
3864 (REG_CLASS_CONTENTS): Add comments.
3865 (SUBSET_P): Format to reduce line length.
3866 (SMALL_REGISTER_CLASSES): Make a run time option.
3867 (GO_IF_NONINDEXED_ADDRESS): Reformat.
3868 (GO_IF_LEGITIMATE_ADDRESS): Ensure that cfun is non NULL before
3869 dereferencing it. Braces to avoid "ambiguous else" were misplaced.
3870 (regclass_map): fix typo in comment.
3871 * ns32k/ns32k.c: Add spaces before parentheses for consistant style.
3872 Prefer gen_rtx_FOO(...) to gen_rtx(FOO,...).
3873 (trace, reg_or_mem_operand): Delete, unused function.
3874 (calc_address_cost): Small offsets are cheaper than large ones.
3875 (expand_block_move): Generate more efficient code when bytes is a
3876 known at compile time.
3877 * ns32k/ns32k.md: Alternate constraints for multiply-add instructions.
3878 (udivmodsi4, udivmodhi4, udivmodqi4): Use nonimmediate_operand
3879 instead of reg_or_mem_operand.
3881 * ns32k/ns32k.md: Use nonimmediate_operand or stricter for outputs,
3882 not general_operand. Similarly use "=rm" or stricter, not "=g".
3883 For input operands, use stricter constraints than "g" if not
3884 general_operand. Similarly use stricter predicate than
3885 "general_operand" when stricter constraints than "g" are present,
3886 except for matching constraints.
3887 (movstrsi): Use "memory_operand" for operands 0 and 1.
3888 (truncsiqi2, truncsihi2, trunchiqi2): Remove.
3889 (udivmoddisi4_internal): Use nonimmediate_operand for operand 0,
3890 not reg_or_mem_operand.
3891 (udivmoddisi4): Ditto.
3892 Use nonimmediate_operand for operand 1, not reg_or_mem_operand.
3893 Use nonimmediate_operand for operand 3, not register_operand.
3894 (udivmoddiqi4_internal): Use register_operand for operand 1, not
3897 2000-01-27 Fred Fish <fnf@be.com>
3899 * gthr-posix.h: Fix typo; compatibily -> compatibility.
3900 * gthr-single.h: Likewise.
3901 * gthr-solaris.h: Likewise.
3902 * gthr-vxworks.h: Likewise.
3903 * gthr-win32.h: Likewise.
3906 2000-01-27 Zack Weinberg <zack@wolery.cumb.org>
3908 * cppinit.c: Add " (cpplib)" to end of string printed by
3911 2000-01-27 Richard Henderson <rth@cygnus.com>
3913 * alpha.c (alpha_emit_conditional_move): Use VOIDmode when
3914 testing for a signed comparison.
3915 (alpha_emit_floatuns): New.
3916 * alpha-protos.h: Declare it.
3917 * alpha.md (floatunsdisf2, floatunsdidf2): New.
3918 (extendsfdf2): Tidy.
3920 2000-01-27 Jakub Jelinek <jakub@redhat.com>
3922 * config/sparc/linux64.h (CC1_SPEC): If compiling -m32 with -g but
3923 no -g option specifying debugging format, default to -gstabs+.
3925 Wed Jan 26 22:19:14 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3927 * calls.c (special_function_p): New argument fork_or_exec.
3928 (expand_call): When profile_arc_flag is set and the function
3929 is in the fork_or_exec group, call __bb_fork_func first.
3930 * libgcc2.c, _bb module (__bb_fork_func): New function.
3931 (__bb_exit_func): If fcntl F_SETLKW is available, use it to lock
3933 * config/svr4.h (TARGET_HAS_F_SETLKW): Define.
3934 * tree.h (special_function_p): Update prototype.
3936 2000-01-26 Richard Henderson <rth@cygnus.com>
3938 * alpha.c (alpha_split_tfmode_pair): New.
3939 * alpha-protos.h: Declare it.
3940 * alpha.md (abstf2, negtf2): New.
3941 (movtf insn): Add input G constraint.
3942 (movtf splitter): Use alpha_split_tfmode_pair.
3944 2000-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3946 * i386/cygwin.h: PROTO -> PARAMS.
3948 2000-01-26 Jakub Jelinek <jakub@redhat.com>
3950 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Handle
3951 TARGET_ARCH32 again. Handle ORDERED, UN* and LTGT comparisons
3952 using _Qp_cmp/_Q_cmp and testing the return value.
3953 (print_operand): Call reverse_condition_maybe_unordered if
3954 we are handling CCFPmode or CCFPEmode.
3955 Handle ORDERED, UN* and LTGT comparisons.
3956 * config/sparc/sparc.md (cmptf): Use even on TARGET_ARCH32
3957 if not TARGET_HARD_QUAD.
3958 (seq, sne, sgt, slt, sge, sle, beq, bne, bgt, blt, bge, ble,
3959 bunordered, bordered, bungt, bunlt, buneq, bunge, bunle, bltgt):
3960 Call sparc_emit_float_lib_cmp even on TARGET_ARCH32.
3961 Adjust gen_b* calls so that they reflect return comparison of
3962 sparc_emit_float_lib_cmp.
3964 2000-01-26 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3966 * config/alpha/alpha.c (alpha_emit_xfloating_cvt): Do not assume
3967 incoming operands array is large enough for one more operand.
3968 (alpha_emit_xfloating_arith): Likewise.
3970 2000-01-25 Zack Weinberg <zack@wolery.cumb.org>
3972 * fixinc/Makefile.in (machname.h): SunOS 4 sed can't handle a
3973 file with one line and no trailing newline.
3974 Patch by Kaveh Ghazi <ghazi@caip.rutgers.edu>.
3975 * fixinc/fixtests.c (machine_name_test): Fix fencepost error
3976 checking if the match is on the line.
3977 * fixinc/gnu-regex.c: Provide regerror not __regerror.
3979 2000-01-25 Richard Henderson <rth@cygnus.com>
3981 * sparc.c (output_cbranch): Fix accidental squashing of the
3982 fp branch pre-delay nop.
3984 2000-01-25 Richard Henderson <rth@cygnus.com>
3986 * tree.def (UNNE_EXPR): Remove.
3987 * c-typeck.c (build_binary_op): Don't handle it.
3988 * expr.c (expand_expr, do_jump, do_store_flag): Likewise.
3990 * rtl.def (UNNE): Remove.
3992 * jump.c (reverse_condition): Update accordingly.
3993 (swap_condition): Likewise.
3994 (comparison_dominates_p): Handle unordered comparisons.
3995 (reverse_condition_maybe_unordered): New.
3996 * rtl.h (reverse_condition_maybe_unordered): Declare.
3998 * sparc.c (select_cc_mode): Update for UNNE/LTGT.
3999 (output_cbranch): Use reverse_condition_maybe_unordered and LTGT.
4000 * sparc.h (REVERSIBLE_CC_MODE): Always true. Update docs.
4001 * sparc.md (bltgt): New.
4003 2000-01-25 Nick Clifton <nickc@redhat.com>
4005 * emit-rtl.c (emit_insn): Only check machine class insns for
4006 improper emission of a RETURN.
4008 2000-01-25 Richard Henderson <rth@cygnus.com>
4010 * Makefile.in (flow.o): Depend on $(EXPR_H).
4011 * flow.c (mark_regs_live_at_end): Use hard_function_value, i.e.
4012 duplicate the structure of diddle_return_value for keeping regs live.
4014 2000-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4016 * loop.c (current_loop_info): Delete.
4017 (consec_sets_invariant_p): Add loop argument, update callers.
4018 (get_condition_for_loop): Likewise.
4019 (count_nonfixed_reads, update_giv_derive): Likewise.
4020 (simplify_giv_expr, general_induction_var): Likewise.
4021 (consec_sets_giv, recombine_givs): Likewise.
4022 (move_movables): Delete loop_start and loop_end arguments,
4023 add loop argument, and update callers.
4024 (find_mem_givs, check_final_value): Likewise.
4025 (record_giv, maybe_eliminate_biv, maybe_eliminate_biv_1): Likewise.
4026 (loop_invariant_p): Rename from invariant_p, add loop argument, and
4028 (basic_induction_var): Add loop argument, delete loop_level argument,
4030 * unroll.c (iteration_info): Delete loop_start and loop_end arguments,
4031 add loop argument, and update callers.
4032 (find_splittable_regs, find_splittable_givs): Likewise.
4033 (reg_dead_after_loop, loop_find_equiv_value): Likewise.
4034 (final_biv_value, final_giv_value, back_branch_in_range_p): Likewise.
4035 (biv_total_increment): Delete loop_start and loop_end arguments;
4037 (precondition_loop_p): Delete loop_start and loop_info arguments;
4039 * loop.h (get_condition_for_loop): Add loop argument.
4040 (biv_total_increment): Delete loop_start and loop_end arguments.
4041 (precondition_loop_p): Delete loop_start and loop_info arguments;
4043 (final_biv_value): Delete loop_start and loop_end arguments;
4045 (final_giv_value, back_branch_in_range_p): Likewise.
4047 2000-01-25 Gavin Romig-Koch <gavin@cygnus.com>
4049 * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Fix for mips16.
4051 2000-01-25 Gavin Romig-Koch <gavin@cygnus.com>
4053 * Makefile.in (c-gperf.h) : Change the "See" pointer to
4054 point to the new "generated_files" doc.
4056 2000-01-25 Clinton Popetz <cpopetz@cygnus.com>
4058 * config/fp-bit.c (_unord_f2): Fix typo.
4060 2000-01-25 Zack Weinberg <zack@wolery.cumb.org>
4062 * c-common.c, c-decl.c, c-lang.c, c-lex.c, c-parse.in, c-pragma.c,
4063 c-typeck.c, objc/objc-act.c: Remove all references to obstack
4064 functions obsoleted by GC, such as push_obstacks_nochange,
4065 end_temporary_allocation, savealloc, saveable_tree_cons, etc.
4066 and code which existed only to decide whether or not to call
4067 them. Remove now-unused NESTED argument from start_function;
4068 all callers changed. Do not change behavior based on ggc_p.
4069 The use of the ixp_obstack in c-iterate.c and the util_obstack
4070 in objc/objc-act.c remain; these are not obsoleted by garbage
4072 * c-tree.h: Update prototype for start_function.
4074 * c-parse.y, c-parse.c, objc/objc-parse.c, objc/objc-parse.y: Rebuild.
4076 2000-01-25 Clinton Popetz <cpopetz@cygnus.com>
4078 * config/mips/mips.md (zero_extendsidi2_internal): Disable for
4081 2000-01-25 Richard Henderson <rth@cygnus.com>
4083 * sparc-protos.h (select_cc_mode): Declare.
4084 * sparc.c (select_cc_mode): New. Handle unordered compares.
4085 (output_cbranch): Always reverse via code change. Handle
4086 unordered compares. Factor tests and string updates.
4087 * sparc.h (SELECT_CC_MODE): Split out to select_cc_mode.
4088 (REVERSIBLE_CC_MODE): Also exclude CCFPmode.
4089 * sparc.md (bunordered, bordered): New.
4090 (bungt, bunlt, buneq, bunge, bunle): New.
4092 2000-01-25 Richard Henderson <rth@cygnus.com>
4094 * dwarf2out.c (dwarf2out_init): Use ggc_add_rtx_varray_root.
4095 * ggc-common.c (ggc_add_rtx_varray_root): New.
4096 (ggc_mark_rtx_varray): New.
4097 (ggc_mark_rtx_varray_ptr): New. Shift all ggc_mark_foo_ptr
4098 functions down below ggc_mark_foo.
4099 * ggc.h (ggc_add_rtx_varray_root, ggc_mark_rtx_varray): Declare.
4101 2000-01-25 Richard Henderson <rth@cygnus.com>
4103 * alpha.c (secondary_reload_class): Don't allocate a secondary
4104 for integral mode memories into FLOAT_REGS. Rearrange the more
4105 complicated memory expression inward.
4107 2000-01-25 Zack Weinberg <zack@wolery.cumb.org>
4109 * inclhack.def: Fixes to play nicer with FreeBSD, and
4110 corrections to comments.
4111 (cxx_unready): Add select expression.
4112 (irix_sockaddr): Add bypass expression.
4113 (machine_ansi_h_va_list): New fix.
4114 (stdio_va_list): No need to edit _BSD_VA_LIST_.
4115 Split out addition of "#include <stdarg.h>" to...
4116 (stdio_stdarg_h): ... here.
4117 (systypes_for_aix): Rename to systypes_stdlib_size_t. Apply
4118 to stdlib.h also. Do not munge _BSD_SIZE_T_.
4119 (sysz_stdlib_for_sun): Delete duplicate fix for unprotected
4121 (ultrix_ifdef): Tighten up select expression.
4123 * fixincl.tpl: Exorcise 'exesel'. Rewrite calculations of
4124 re_ct and max_mach to avoid use of shell. Make printed names
4125 match names in inclhack.def. Use static copyright date.
4126 Don't count c_test and test expressions as requiring regex_t
4127 slots. Add some commentary.
4128 * inclhack.tpl: Do not include the 'This script contains N
4129 fixup scripts' line if PROGRAM is defined. Use static
4132 2000-01-24 Jason Merrill <jason@casey.cygnus.com>
4134 * dwarf2out.c: include "varray.h", not dyn-string.h.
4135 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_NAME_TO_STRING): Lose.
4136 (addr_const_to_string, addr_to_string): Lose.
4137 (ASM_OUTPUT_DWARF_ADDR_CONST): Copy from dwarfout.c.
4138 (struct dw_val_struct): val_addr is now an rtx.
4139 (add_AT_addr, AT_addr, free_AT, output_aranges): Adjust.
4140 (used_rtx_varray): New varray.
4141 (dwarf2out_init): Initialize it.
4143 (mem_loc_descriptor, add_const_value_attribute): Call it instead of
4145 * arm/telf.h, arm/unknown-elf.h, mn10200.h, mn10300.h,
4146 sparc/sp64-elf.h: Remove definition of ASM_OUTPUT_DWARF2_ADDR_CONST.
4147 * Makefile.in (dwarf2out.o): Update dependencies.
4149 2000-01-24 Richard Henderson <rth@cygnus.com>
4151 * i386.c (i386_dwarf_output_addr_const): New.
4152 * i386.h (ASM_OUTPUT_DWARF_ADDR_CONST): New.
4154 * dwarf2out.c (mem_loc_descriptor): Call ASM_SIMPLIFY_DWARF_ADDR
4156 * dwarfout.c (output_mem_loc_descriptor): Likewise.
4157 * i386.c (i386_simplify_dwarf_addr): New.
4158 * i386.h (ASM_SIMPLIFY_DWARF_ADDR): New.
4160 Mon Jan 24 16:56:10 2000 Jim Wilson <wilson@cygnus.com>
4162 * dwarf2out.c (gen_struct_or_union_type_die): Set complete if
4163 TYPE_STUB_DECL is NULL.
4165 2000-01-24 Richard Henderson <rth@cygnus.com>
4167 * builtins.c (expand_tree_builtin): Move ...
4168 * c-common.c (expand_tree_builtin): ... here.
4170 2000-01-25 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4172 * loop.h (LOOP_INFO): New accessor macro.
4173 * basic-block.h (struct loop): Rename field `info' to `aux'.
4174 * loop.c (scan_loop): Replace loop->info with LOOP_INFO (loop).
4175 (prescan_loop, strength_reduce, check_dbra_loop, insert_bct): Likewise.
4176 * unroll.c (loop_iterations, unroll_loop): Likewise.
4178 2000-01-24 Christopher Faylor <cgf@cygnus.com>
4180 * config/i386/t-cygwin: Accomodate new winsup directory layout
4181 when searching for include files.
4183 2000-01-24 Richard Henderson <rth@cygnus.com>
4185 * rtl.def: Add unordered fp comparisions.
4186 * tree.def: Likewise.
4187 * tree.h: Add ISO C 9x unordered fp comparision builtins.
4189 * builtins.c (expand_tree_builtin): New function.
4190 * c-typeck.c (build_function_call): Use it.
4191 (build_binary_op): Support unordered compares.
4192 * c-common.c (c_common_nodes_and_builtins): Add unordered compares.
4194 * combine.c (known_cond): Handle reverse_condition returning UNKNOWN.
4195 (reversible_comparison_p): Allow UNORDERED/ORDERED to be reversed.
4196 * cse.c (fold_rtx): Check FLOAT_MODE_P before reversing.
4197 (record_jump_equiv): Handle reverse_condition returning UNKNOWN.
4198 * jump.c (reverse_condition): Don't abort for UNLE etc, but
4200 (swap_condition): Handle unordered compares.
4201 (thread_jumps): Check can_reverse before reversing.
4202 * loop.c (get_condition): Likewise. Allow UNORERED/ORDERED to be
4205 * optabs.c (can_compare_p): New argument CODE. Verify branch or
4206 setcc is present before acking for cmp_optab. Update all callers.
4207 (prepare_float_lib_cmp, init_optabs): Handle UNORDERED.
4208 * expmed.c (do_cmp_and_jump): Update for can_compare_p.
4209 * expr.c (expand_expr): Likewise. Support unordered compares.
4210 (do_jump, do_store_flag): Likewise.
4211 * expr.h (enum libfunc_index): Add unordered compares.
4213 * Makefile.in (FPBIT_FUNCS): Add _unord_sf.
4214 (DPBIT_FUNCS): Add _unord_df.
4215 * config/fp-bit.c (_unord_f2): New.
4216 * fp-test.c (main): Try unordered compare builtins.
4218 * alpha-protos.h (alpha_fp_comparison_operator): Declare.
4219 * alpha.c (alpha_comparison_operator): Check mode properly.
4220 (alpha_swapped_comparison_operator): Likewise.
4221 (signed_comparison_operator): Likewise.
4222 (alpha_fp_comparison_operator): New.
4223 (alpha_emit_conditional_branch): Handle unordered compares.
4224 * alpha.h (PREDICATE_CODES): Update.
4225 * alpha.md (fp compares): Use alpha_fp_comparison_operator.
4226 (bunordered, bordered): New.
4228 2000-01-24 Richard Henderson <rth@cygnus.com>
4230 * alpha.c (alpha_emit_xfloating_cvt): Thinko in operand manipulation.
4231 * alpha.md (movtf): New expander, insn, and splitter.
4233 Mon Jan 24 19:49:47 MET 2000 Jan Hubicka <jh@suse.cz>
4235 * reg-stack.c (subst_stack_regs_pat): Handle correctly USEs of
4238 Mon Jan 24 17:37:31 MET 2000 Jan Hubicka <jh@suse.cz>
4240 * i386.h (FIRST_PSEUDO_REGISTER): Set to 21.
4241 (FIXED_REGISTERS, CALL_USED_REGISTERS,
4242 REG_ALLOC_ORDER): Add frame pointer
4243 (FRAME_POINTER_REGNUM): Set to 20
4244 (HARD_FRAME_POINTER_REGNUM): New macro.
4245 (ELIMINABLE_REGS): Eliminate ARG_POINTER and FRAME_POINTER
4246 to HARD_FRAME_POINTER.
4247 (REGNO_OK_FOR_BASE_P): Accept FRAME_POINTER_REGNUM
4248 (REG_OK_FOR_INDEX_NONSTRICT_P): Likewise.
4249 (REG_OK_FOR_BASE_NONSTRICT_P): Likewise.
4250 (HI_REGISTER_NAMES): Add "frame".
4251 (CAN_ELIMINATE): Handle FRAME_POINTER_REGNUM elimination.
4252 (debug_reg): Handle FRAME_POINTER_REGNUM.
4253 (reg_class): Add arg pointer and frame pointer to NON_Q_REGS,
4254 GENERAL_REGS and INDEX_REGS.
4255 * i386.c (SAVED_REGS_FIRST): new macro.
4256 (AT_BP): Use hard_frame_pointer_rtx instead of frame_pointer_rtx
4257 (ix86_decompose_address, memory_address_length): Likewise.
4258 (regclass_map): Add frame pointer.
4259 (call_insn_operand): Handle frame_pointer_rtx.
4260 (reg_no_sp_operand): Likewise.
4261 (ix86_decompose_address): Handle frame_pointer_rtx as stack_pointer_rtx.
4262 (print_operand, legitimize_pic_address): Fix formating.
4263 (ix86_compute_frame_size): Make static, update prototype, new
4264 parameters padding1, padding2, use ix86_nsaved_regs, use
4265 stack_alignment_needed.
4266 (ix86_initial_elimination_offset): Handle FRAME_POINTER_REGNUM
4267 to HARD_FRAME_POINTER_REGNUM conversions.
4268 (ix86_expand_prologue): Handle SAVED_REGS_FIRST prologues.
4269 (ix86_expand_epilogue): Handle SAVED_REGS_FIRST epilogues.
4270 (print_reg): Abort on FRAME_POINTER_REGNUM
4272 Mon Jan 24 16:50:08 MET 2000 Jan Hubicka <jh@suse.cz>
4274 * i386.h (PREDICATE_CODES): Add aligned_operand.
4275 * i386.c (aligned_operand): New function.
4276 (ix86_aligned_p): Kill.
4277 * i386.md (movhi_1): Emit mov for aligned operands.
4278 (promoting peep2s): Use aligned_operand.
4280 2000-01-23 Zack Weinberg <zack@wolery.cumb.org>
4282 * fixinc/fixfixes.c (fix_char_macro_uses): Correct regular
4283 expression to allow underscores in macro names.
4284 (fix_char_macro_defines): Increment scanning pointer.
4286 2000-01-23 Richard Henderson <rth@cygnus.com>
4288 * alpha/osf.h (TARGET_HAS_XFLOATING_LIBS): Define.
4289 * alpha/osf5.h: New file.
4290 * configure.in (alpha-*-osf5): Add it to tm_file.
4292 * emit-rtl.c (operand_subword): Support TFmode on a 64-bit target.
4294 * alpha-protos.h (alpha_emit_xfloating_arith): Declare.
4295 (alpha_emit_xfloating_cvt, function_arg): Declare.
4296 * alpha.c (alpha_emit_conditional_branch): Call
4297 alpha_emit_xfloating_compare for TFmode compares.
4298 (alpha_lookup_xfloating_lib_func): New.
4299 (alpha_compute_xfloating_mode_arg): New.
4300 (alpha_emit_xfloating_libcall): New.
4301 (alpha_emit_xfloating_arith): New.
4302 (alpha_emit_xfloating_compare): New.
4303 (alpha_emit_xfloating_cvt): New.
4304 (print_operand): Add default abort case.
4305 (function_arg): Mind FUNCTION_ARG_PASS_BY_REFERENCE.
4306 * alpha.h (TARGET_HAS_XFLOATING_LIBS): New.
4307 (BIGGEST_ALIGNMENT): Increase to 128 bits.
4308 (RETURN_IN_MEMORY): True for TF/TCmode.
4309 (ALPHA_ARG_SIZE): TF/TCmode is passed indirect.
4310 (FUNCTION_ARG): Move to function_arg.
4311 (FUNCTION_ARG_PASS_BY_REFERENCE): New.
4312 (ASM_OUTPUT_LONG_DOUBLE): New.
4313 (ASM_OUTPUT_DOUBLE): Always output bits.
4314 * alpha.md (addtf3, divtf3, multf3, subtf3, cmptf): New.
4315 (fix_trunctfdi2, floatditf2, floatunsditf2): New.
4316 (extenddftf2, trunctfdf2): New.
4318 2000-01-23 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4320 * config/sparc/sol2-sld-64.h (TRANSFER_FROM_TRAMPOLINE): Moved...
4321 * config/sparc/sol2.h: ... here.
4323 2000-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4325 * basic-block.h (struct loops): New field `levels'.
4326 * flow.c (flow_loops_level_compute): Traverse all outer loops.
4327 (flow_loop_level_compute): Initialise level to 1.
4328 (flow_loops_find): Set loops->levels.
4329 (flow_loops_dump): Print loops->levels.
4331 2000-01-23 Richard Henderson <rth@cygnus.com>
4333 * libgcc2.c (dwarf_reg_size_table): Size with DWARF_FRAME_REGISTERS.
4334 (throw_helper): Iterate over DWARF_FRAME_REGISTERS.
4336 2000-01-23 Richard Henderson <rth@cygnus.com>
4338 * i386.c (dbx_register_map, svr4_dbx_register_map): New.
4339 * i386.h (DBX_REGISTER_NUMBER): Use them.
4340 * i386/beos-elf.h, i386/freebsd-elf.h, i386/i386elf.h: Likewise.
4341 * i386/linux.h, i386/osfrose.h, i386/ptx4-i.h: Likewise.
4342 * i386/rtemself.h, i386/sco5.h, i386/sysv4.h: Likewise.
4343 * i386/sequent.h: Kill incorrect comment.
4345 2000-01-23 Mark Mitchell <mark@codesourcery.com>
4347 * ggc-page.c (struct page_entry): Make `context_depth' an
4349 (struct globals): Likewise.
4351 2000-01-23 Clinton Popetz <cpopetz@cygnus.com>
4353 * loop.c (check_dbra_loop): When checking a loop for
4354 reversability, check the source of any stores to ensure
4355 they don't depend on an initial value.
4357 2000-01-23 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4359 * config/c4x/c4x.h (ASM_OUTPUT_BSS): Redefine.
4361 2000-01-22 Zack Weinberg <zack@wolery.cumb.org>
4363 * fixinc/fixincl.c: Move declarations of 'pz_fname' and
4364 'pz_scan' into scope of entire function. Only affects
4365 compiles with -DDEBUG.
4367 2000-01-22 Alan Modra <alan@SPRI.Levels.UniSA.Edu.Au>
4369 * config/elfos.h (UNIQUE_SECTION): Restore uninitialised data
4370 section naming to that prior to 2000-01-07 patch.
4371 * config/mips/elf.h (UNIQUE_SECTION): Ditto.
4372 * config/mips/elf64.h (UNIQUE_SECTION): Ditto.
4373 * config/mips/iris6gld.h (UNIQUE_SECTION): Ditto.
4374 * config/i386/interix.c (UNIQUE_SECTION): Ditto.
4375 * config/i386/winnt.c (UNIQUE_SECTION): Ditto.
4377 2000-01-22 Bernd Schmidt <bernds@cygnus.co.uk>
4379 * config/arm/arm.c (soft_df_operand): Reject SUBREGs containing a
4382 2000-01-21 Jim Wilson <wilson@cygnus.com>
4384 * fixinc/inclhack.tpl: Test for directory before trying to cd into it.
4385 * fixinc/fixincl.sh, fixinc/inclhack.sh: Regenerate.
4387 2000-01-21 Zack Weinberg <zack@wolery.cumb.org>
4389 * cpphash.c (change_newlines): Delete function.
4390 (struct argdata): Delete 'newlines' and 'use_count' fields.
4391 (macroexpand): Remove code referencing those fields.
4393 2000-01-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4395 * loop.c (loops_info): New variable.
4396 (loop_optimize): Allocate loops->array and free it on exit.
4397 Allocate memory for loops_info and assign to each loop,
4399 (find_and_verify_loops): Do not allocate loops->array.
4401 2000-01-21 Zack Weinberg <zack@wolery.cumb.org>
4403 * fixinc/fixfixes.c (machine_name_fix): Don't free 'scratch'.
4405 2000-01-21 Jakub Jelinek <jakub@redhat.com>
4407 * config/sparc/sparc.md (movsi_pic_label_ref): Avoid creating new
4408 pseudos if expanded after first flow.
4409 (movdi_pic_label_ref): Likewise.
4411 2000-01-20 Richard Henderson <rth@cygnus.com>
4413 * jump.c (jump_optimize_1): Don't do addr_vec optimizations at -O0.
4415 2000-01-20 Zack Weinberg <zack@wolery.cumb.org>
4417 * Makefile.in (fixinc.sh): Depend on specs.
4418 * fixinc/Makefile.in: Add rule to create machname.h.
4419 (fixlib.o): Depend on machname.h.
4420 * fixinc/fixtests.c (machine_name): New test.
4421 * fixinc/fixfixes.c (machine_name): New fix.
4422 * fixinc/fixlib.c (mn_get_regexps): New helper function for
4423 the machine_name test and fix.
4424 * fixinc/fixlib.h: Prototype it.
4425 * fixinc/inclhack.def (machine_name): Use the C test and fix.
4426 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuild.
4428 * gcc.c (do_spec_1) [case P]: Take care not to create
4429 identifiers with three leading or trailing underscores.
4431 * fixinc/Makefile.in (FIXINC_DEFS): Add -DIN_GCC.
4432 (fixincl): Don't specify libraries twice on link line.
4433 (gnu-regex.o): Remove special rule.
4434 * fixinc/gnu-regex.c: Define REGEX_MALLOC if C_ALLOCA was
4435 defined by config.h. Do not define _REGEX_RE_COMP.
4436 (regcomp): Allocate and initialize a fastmap.
4437 * fixinc/gnu-regex.h: Do not define _REGEX_RE_COMP.
4439 2000-01-20 Brad Lucier <lucier@math.purdue.edu>
4441 * Makefile.in (predict.o): Depend on $(EXPR_H), not expr.h.
4443 2000-01-19 Richard Henderson <rth@cygnus.com>
4445 * flow.c (propagate_block): Replace FIRST, LAST and BNUM
4446 arguments with BB. Update all callers. Tidy line wrapping.
4448 2000-01-19 Clinton Popetz <cpopetz@cygnus.com>
4450 * emit-rtl.c (try_split): Return last_insn if we split the
4453 Thu Jan 20 01:01:23 MET 2000 Jan Hubicka <jh@suse.cz>
4455 * i386-protos.h (ix86_compute_frame_size): Remove prototype.
4456 (ix86_initial_elimination_offset): Declare.
4457 * i386.c (ix86_nsaved_regs): Break out from ...
4458 (ix86_can_use_return_insn_p): ... here.
4459 (ix86_emit_save_regs): Break out from ...
4460 (ix86_expand_prologue): ... here.
4461 (ix86_emit_epilogue_esp_adjustment, ix86_emit_restore_regs): Break
4463 (ix86_expand_epilogue): ... here.
4464 (ix86_compute_frame_size): Make static, add prototype.
4465 (ix86_initial_elimination_offset): Break out from ...
4466 * i386.h (INITIAL_ELIMINATION_OFFSET): ... here.
4468 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4470 * recog.h (OUT_FCN): Delete.
4472 * vax.md: Call `get_insn_template' instead of OUT_FCN.
4474 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4476 * cppalloc.c: PROTO -> PARAMS.
4477 * cpperror.c: Likewise.
4478 * cppfiles.c: Likewise.
4479 * cpplib.c: Likewise.
4480 * cpplib.h: Likewise.
4482 * config/arm/arm-protos.h: PROTO -> PARAMS.
4483 * config/arm/arm.c: Likewise.
4484 * config/c4x/c4x.c: Likewise.
4485 * config/fr30/fr30-protos.h: Likewise.
4486 * config/nextstep.c: Likewise.
4487 * config/pa/pa.c: Likewise.
4488 * config/pj/pj.c: Likewise.
4489 * config/rs6000/rs6000.c: Likewise.
4490 * config/v850/v850-protos.h: Likewise.
4491 * config/v850/v850.c: Likewise.
4493 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4495 * i370-protos.h: New file.
4497 * i370.c: Include tm_p.h. Fix compile time warnings.
4499 * i370.h: Move prototypes to i370-protos.h. Fix compile time
4502 * i370.md: Likewise.
4504 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4506 * real.c (enan, einan, eiisnan, eiisneg, make_nan): Wrap in NANS.
4507 (target_isinf, target_isnan, eisnan): Mark parameter with
4509 (eiisinf): Wrap in INFINITY.
4510 (etoe113, etoe64, etoe53, etoe24): Wrap label `nonorm' in INFINITY.
4511 (ibmtoe): Remove unused variable `rndsav'.
4513 Wed Jan 19 20:23:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
4515 * sh.h (PASS_IN_REG_P): Remove extraneous paranthesis.
4516 (GO_IF_LEGITIMATE_ADDRESS): Added missing tab.
4518 2000-01-19 Zack Weinberg <zack@wolery.cumb.org>
4520 * fixinc/Makefile.in: Correct dependencies of fixincl and fixincl.o.
4521 * fixinc/fixfixes.c (IO_use, CTRL_use, IO_defn, CTRL_defn): New fixes.
4522 (fix_char_macro_defines, fix_char_macro_uses): New functions.
4524 * fixinc/fixlib.c (is_cxx_header): Do the text scan with a regexp.
4525 Recognize Emacs mode markers also.
4526 * fixinc/fixtests.c (else_endif_label): Fix bug in recognition of
4527 C++ comments in C++ headers. Call is_cxx_header only if
4530 * fixinc/inclhack.def (avoid_bool): Add select for the problem and
4532 (bsd43_io_macros, io_def_quotes, ioctl_fix_ctrl): Replace with...
4533 (io_def_quotes, io_use_quotes, ctrl_def_quotes, ctrl_use_quotes):
4534 ... these, which use the new C fixes.
4535 (math_exception): Escape literal '+' in bypass expression.
4537 * fixinc/fixincl.x, fixinc/fixincl.sh, fixinc/inclhack.sh:
4540 2000-01-19 Geoff Keating <geoffk@cygnus.com>
4542 * rtlanal.c (reg_referenced_p): A CLOBBER of a MEM uses any REGs
4545 2000-01-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4547 * loop.c (loop_optimize): Allocate loop_info structure for each loop
4548 prior to calling scan_loop.
4550 Wed Jan 19 19:54:38 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
4552 * sh.c (find_barrier, gen_block_redirect): Fix indentation.
4553 (split_branches, calc_live_regs): Likewise.
4555 Wed Jan 19 19:12:36 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
4557 * sh.md (fpu_single, fp_mode): New attributes.
4559 2000-01-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4561 * loop.c (current_loop_info): Renamed from loop_info_data
4562 and changed to a pointer.
4563 (loop_optimize): Allocate loop_info structure for each loop
4564 and initialise to zero.
4565 (scan_loop): Set current_loop_info.
4567 * unroll.c (loop_iterations): Don't abort if REG_USERVAR_P set
4570 2000-01-19 Richard Henderson <rth@cygnus.com>
4572 * stupid.c: Die die die.
4573 * Makefile.in (OBJS): Remove stupid.o.
4574 (stupid.o): Likewise.
4576 * except.c (emit_eh_context): Don't emit USEs for stupid.
4577 * explow.c (probe_stack_range): Likewise.
4578 * flags.h (obey_regdecls): Remove.
4579 * flow.c (find_basic_blocks): Don't run try_merge_blocks
4580 when not optimizing.
4581 (life_analysis): Limit data collection when not optimizing.
4582 (mark_regs_live_at_end): Always mark the return value registers.
4583 (mark_used_regs): Remove dummy RETURN case.
4584 (print_rtl_with_bb): Don't consult obey_regdecls.
4585 * function.c (use_variable, use_variable_after): Remove.
4586 (assign_parms): Consult optimize not obey_regdecls.
4587 (expand_function_start): Don't emit USEs for stupid.
4588 (expand_function_end): Likewise.
4589 * global.c (build_insn_chain): Export.
4590 * integrate.c (expand_inline_function): Kill return-value USE
4592 * jump.c (jump_optimize_1): Do simple jump optimizations and
4593 dead code elimination.
4594 (calculate_can_reach_end): Remove check_deleted argument.
4595 (delete_insn): Patch out insns even when not optimizing.
4596 * local-alloc.c (block_alloc): Don't do tying when not optimizing.
4597 * rtl.h (use_variable, use_variable_after): Remove declarations.
4598 (build_insn_chain): Declare.
4599 * stmt.c (expand_value_return): Don't emit USEs for stupid.
4600 (expand_end_bindings): Likewise.
4601 (expand_decl): Likewise. Consult optimize not obey_regdecls.
4602 * toplev.c (obey_regdecls): Remove.
4603 (rest_of_compilation): Don't set it. Kill stupid in favour of
4604 flow1, local-alloc, and reload.
4605 (main): Don't set obey_regdecls.
4607 * config/nextstep.c (handle_pragma): Likewise.
4609 * alpha/alpha.md (allocate_stack): Don't emit USEs for stupid.
4611 * arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't fix reg 0 for stupid.
4613 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4615 * alpha-protos.h: PROTO -> PARAMS.
4616 * alpha.c: Likewise.
4618 * h8300.c: Likewise.
4619 * i386-protos.h: Likewise.
4621 * m32r-protos.h: Likewise.
4624 * mips.md: Likewise.
4625 * gmon-sol2.c: Likewise.
4626 * sparc.c: Likewise.
4628 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4630 * ns32k-protos.h: New file.
4632 * ns32k.c: Fix compile time warnings.
4634 * ns32k.h: Move prototypes to ns32k-protos.h. Fix compile time
4637 * ns32k.md: Likewise.
4639 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4641 * vax-protos.h: New file.
4643 * vax.c: Fix compile time warnings.
4645 * vax.h: Move prototypes to vax-protos.h. Fix compile time
4650 * vaxv.md: Likewise.
4652 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4654 * romp-protos.h: New file.
4656 * romp.c: Fix compile time warnings.
4658 * romp.h: Move prototypes to romp-protos.h. Fix compile time
4661 * romp.md: Likewise.
4663 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4665 * we32k-protos.h: New file.
4667 * we32k.c: Fix compile time warnings.
4669 * we32k.h: Move prototypes to we32k-protos.h. Fix compile time
4672 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4674 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
4676 * except.c (eh_regs): Likewise.
4678 * final.c (output_operand): Likewise.
4680 * fold-const.c (target_isinf, target_isnan): Likewise.
4682 Tue Jan 18 16:19:55 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
4684 * i386.h (BIGGEST_ALIGNMENT): Set to 128.
4685 (BIGGEST_FIELD_ALIGNMENT): Set to (TARGET_ALIGN_DOUBLE ? 64 : 32)
4687 * i386.md (memstr): Do not use rep stosb for counts divisible by 4
4689 (clrstrsi): Rewrite.
4690 (strsethi, strsetqi): New expanders.
4691 (strsethi_1, strsetqi_1, rep_stossi, rep_stosqi): New insn patterns.
4692 (cmpstrsi): Emit compare insn before cmpstrsi_1
4693 (cmpstrsi_nz): use flags, set type to str, prefix_length to 1.
4694 (strlensi_1): Likewise.
4695 (cmpstrsi_1): Likewise; do not output compare.
4696 (strlen expander): Do not unroll when optimizing for size.
4697 (*subsi3_carry): Rename to subsi3_carry
4698 (addqi3_cc): New pattern.
4699 * i386.h (processor_costs): Add move_ratio field.
4700 (MOVE_RATIO): Use move_ratio field, set to 3 for OPTIMIZE_SIZE
4701 * i386.c (*_cost): Set move_ratio.
4702 (x86_unroll_strlen): Enable for Athlon, PPro and K6 too.
4703 (x86_expand_strlensi_1): Rewrite the main loop.
4705 2000-01-17 Richard Henderson <rth@cygnus.com>
4707 * combine.c (combine_simplify_rtx): Give FLOAT_STORE_FLAG_VALUE a mode.
4708 * cse.c (find_comparison_args, fold_rtx): Likewise.
4709 * integrate.c (subst_constants): Likewise.
4710 * loop.c (get_condition): Likewise.
4712 * tm.texi (FLOAT_STORE_FLAG_VALUE): Update docs.
4714 * alpha.h (FLOAT_STORE_FLAG_VALUE): Use REAL_VALUE_ATOF.
4716 2000-01-18 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4718 * c-parse.in (SAVE_WARN_FLAGS): Create an INTEGER_CST.
4719 (RESTORE_WARN_FLAGS): Unpack it.
4720 Change semantic type of extension to ttype.
4721 * c-common.c (split_specs_attrs): Expect an INTEGER_CST.
4722 * c-parse.y, c-parse.c, objc/objc-parse.y,
4723 objc/objc-parse.c: Regenerate.
4725 2000-01-17 Zack Weinberg <zack@wolery.cumb.org>
4727 * fixinc/fixlib.c: Add copyright notice.
4728 (compile_re): New function.
4729 * fixinc/fixlib.h: Prototype compile_re.
4731 * fixinc/fixfixes.c, fixinc/fixtests.c, fixinc/fixincl.c:
4732 Use compile_re to compile regular expressions.
4734 * fixinc/fixincl.c (egrep_test): Don't bother asking regexec
4735 where the pattern matched.
4737 * fixinc/inclhack.def (sun_memcpy): Move to AAB_sun_memcpy,
4739 (ultrix_ansi_compat): Likewise.
4740 (interactv_add1): Rename to 'isc_omits_with_stdc', remove shell test,
4742 (interactv_add2, interactv_add3): Delete.
4743 (x11_sprintf): Don't use filename glob.
4744 * fixinc/fixincl.x, fixinc/inclhack.sh, fixinc/fixincl.sh:
4747 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4749 * print-rtl.c: PROTO -> PARAMS.
4751 * reg-stack.c: Likewise.
4752 * resource.c: Likewise.
4753 * sdbout.h: Likewise.
4754 * simplify-rtx.c: Likewise.
4755 * stor-layout.c: Likewise.
4756 * stupid.c: Likewise.
4757 * xcoffout.c: Likewise.
4758 * xcoffout.h: Likewise.
4760 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4762 * toplev.c: PROTO -> PARAMS.
4763 * toplev.h: Likewise.
4766 * unroll.c: Likewise.
4767 * varasm.c: Likewise.
4768 * varray.c: Likewise.
4769 * varray.h: Likewise.
4771 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4773 * reload.c: PROTO -> PARAMS.
4774 * reload.h: Likewise.
4775 * reload1.c: Likewise.
4776 * reorg.c: Likewise.
4777 * resource.h: Likewise.
4780 * rtlanal.c: Likewise.
4781 * sbitmap.h: Likewise.
4782 * sdbout.c: Likewise.
4783 * stack.h: Likewise.
4785 * system.h: Likewise.
4787 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4789 * machmode.h: PROTO -> PARAMS.
4790 * mbchar.h: Likewise.
4791 * mips-tdump.c: Likewise.
4792 * mips-tfile.c: Likewise.
4793 * optabs.c: Likewise.
4794 * output.h: Likewise.
4795 * prefix.c: Likewise.
4796 * profile.c: Likewise.
4797 * protoize.c: Likewise.
4799 * recog.c: Likewise.
4800 * recog.h: Likewise.
4801 * regclass.c: Likewise.
4802 * regmove.c: Likewise.
4805 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4807 * ggc-common.c: PROTO -> PARAMS.
4808 * ggc-page.c: Likewise.
4809 * ggc-simple.c: Likewise.
4811 * global.c: Likewise.
4812 * graph.c: Likewise.
4813 * gthr-win32.h: Likewise.
4814 * haifa-sched.c: Likewise.
4815 * halfpic.h: Likewise.
4816 * integrate.c: Likewise.
4817 * integrate.h: Likewise.
4820 * local-alloc.c: Likewise.
4824 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4826 * genattr.c: PROTO -> PARAMS.
4827 * genattrtab.c: Likewise.
4828 * gencheck.c: Likewise.
4829 * gencodes.c: Likewise.
4830 * genconfig.c: Likewise.
4831 * genemit.c: Likewise.
4832 * genextract.c: Likewise.
4833 * genflags.c: Likewise.
4834 * gengenrtl.c: Likewise.
4835 * genopinit.c: Likewise.
4836 * genoutput.c: Likewise.
4837 * genpeep.c: Likewise.
4838 * genrecog.c: Likewise.
4840 2000-01-16 Mark Mitchell <mark@codesourcery.com>
4842 * tree.h (BINFO_VPTR_FIELD): Augment documentation.
4844 2000-01-16 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4846 * aclocal.m4 (AC_FUNC_MMAP_ZERO): New macro.
4847 * configure.in (AC_FUNC_MMAP_ZERO): Use instead of AC_FUNC_MMAP.
4848 * ggc-page.c: Replace HAVE_MMAP with HAVE_MMAP_ZERO.
4849 * configure, config.in: Rebuilt.
4851 2000-01-16 Zack Weinberg <zack@wolery.cumb.org>
4853 * config/i386/i386.md: Add peephole to merge successive stack
4856 Sat Jan 15 15:41:14 EST 2000 John Wehle (john@feith.com)
4858 * gcse.c (insert_insn_end_bb): Use emit_block_insn_before
4859 instead of emit_insn_before. Also handle NOTE_INSN_BASIC_BLOCK
4860 when walking backwards to find all the parameter loads when
4861 the basic block ends in a call.
4863 2000-01-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4865 * loop.c (this_loop_info): Delete.
4866 (uid_loop): Add in place of uid_loop_num. All uses updated.
4867 (loop_number_exit_count): Delete and replace with entry in loop
4868 structure. All uses updated.
4869 (loop_number_loop_starts, loop_number_loop_ends): Likewise.
4870 (loop_number_loop_cont, loop_number_cont_dominator): Likewise.
4871 (loop_outer_loop): Likewise.
4872 (loop_invalid, loop_number_exit_labels): Likewise.
4873 (loop_used_count_register): Delete and replace with entry in
4874 loop_info structure.
4875 (find_and_verify_loops): Add loops argument.
4876 (verify_dominator, mark_loop_jump, prescan_loop): Replace loop_start,
4877 loop_end, etc. arguments with loop structure pointer. All callers
4879 (loop_reg_used_before_p, scan_loop, strength_reduce): Likewise.
4880 (check_dbra_loop, next_insn_in_loop, try_copy_prop): Likewise.
4881 (load_mems_and_recount_loop_regs_set, load_mems): Likewise.
4882 (insert_bct): Likewise.
4883 (basic_induction_var): New argument level.
4884 * loop.h (struct loop_info): Delete fields num, loops_enclosed,
4885 vtop, and cont. Add used_count_register.
4886 (uid_loop): Delete declaration.
4887 (loop_number_exit_count): Likewise.
4888 (loop_number_loop_starts, loop_number_loop_ends): Likewise.
4889 (loop_number_loop_cont, loop_number_cont_dominator): Likewise.
4890 (loop_outer_loop, loop_used_count_register): Likewise.
4891 (loop_invalid, loop_number_exit_labels): Likewise.
4892 (unroll_loop): Replace loop_start and loop_end arguments
4893 with loop structure pointer.
4894 (loop_precondition_p, loop_iterations): Likewise.
4895 Include basic-block.h.
4896 * unroll.c: (unroll_loop): Replace loop_start and loop_end arguments
4897 with loop structure pointer.
4898 (loop_precondition_p, loop_iterations): Likewise.
4899 * basic-block.h (struct loop): New entries vtop, cont,
4900 cont_dominator, start, end, top, scan_start, exit_labels,
4902 * Makefile.in (LOOP_H): Add basic-block.h to dependencies.
4904 2000-01-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4906 * defaults.h (ASM_OUTPUT_ASCII): Use ISDIGIT.
4908 2000-01-14 Nathan Sidwell <sidwell@codesourcery.com>
4910 * config.in: Rebuilt for 2000-01-13 change to acconfig.h.
4912 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4914 * pdp11-protos.h: New file.
4916 * pdp11.c: Include tm_p.h. Add static prototypes. Fix compile
4919 * pdp11.h: Move prototypes to pdp11-protos.h. Fix compile time
4922 * pdp11.md: Likewise.
4926 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4928 * mn10300-protos.h: New file.
4930 * mn10300.c: Include tm_p.h. Add static prototypes. Fix compile
4933 * mn10300.h: Move prototypes to mn10300-protos.h. Fix compile time
4936 * mn10300.md: Likewise.
4938 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4940 * mn10200-protos.h: New file.
4942 * mn10200.c: Include tm_p.h. Add static prototypes. Fix compile
4945 * mn10200.h: Move prototypes to mn10200-protos.h. Fix compile time
4948 * mn10200.md: Likewise.
4950 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4952 * h8300-protos.h: New file.
4954 * h8300.c: Include tm_p.h. Add static prototypes. Fix compile
4957 * h8300.h: Move prototypes to h8300-protos.h. Fix compile time
4960 * h8300.md: Likewise.
4962 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4964 * varasm.c (asm_output_bss): Mark parameters with ATTRIBUTE_UNUSED.
4965 (asm_emit_uninitialised): Likewise.
4967 2000-01-13 Gavin Romig-Koch <gavin@cygnus.com>
4969 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): New.
4970 * config/mips/mips.md: Use ISA_HAS_INT_CONDMOVE.
4972 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
4974 * config/mips/mips.c (override_options): Don't turn on extra
4975 alignment for mips16.
4977 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
4979 * config/mips/mips.c (mips_va_arg): Fix fprv for the 32 bit
4980 eabi, and make sure queued POSTINCREMENT rtl is emitted at
4983 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
4985 * builtins.c (PAD_VARARGS_DOWN): Define.
4986 (std_expand_builtin_va_arg): Use the above macro.
4987 * config/mips/mips.h (PAD_VARARGS_DOWN): Define.
4988 * tm.texi (Register Arguments): Document the above macro.
4990 2000-01-14 Nick Clifton <nickc@cygnus.com>
4992 * emit-rtl.c (emit_insn): If checking is enabled, make sure
4993 that this function has not been used to emit a jump
4996 * jump.c (return_jump_1): Cope with being passed a null rtx.
4998 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5000 * eh-common.h: PROTO -> PARAMS.
5001 * emit-rtl.c: Likewise.
5002 * errors.c: Likewise.
5003 * errors.h: Likewise.
5004 * except.c: Likewise.
5005 * except.h: Likewise.
5006 * explow.c: Likewise.
5007 * expmed.c: Likewise.
5010 * final.c: Likewise.
5011 * fix-header.c: Likewise.
5013 * fold-const.c: Likewise.
5014 * function.c: Likewise.
5015 * function.h: Likewise.
5017 * gcov-io.h: Likewise.
5021 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5023 * sh-protos.h: New file.
5025 * sh.c: Include insn-config.h, toplev.h, recog.h and tm_p.h.
5026 Add static prototypes. Fix compile time warnings.
5028 * sh.h: Move prototypes to sh-protos.h. Fix compile time warnings.
5032 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5034 * arc-protos.h: New file.
5036 * arc.c: Include tm_p.h. Add static prototypes. Fix compile
5039 * arc.h: Move prototypes to arc-protos.h. Fix compile time
5044 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5046 * dsp16xx-protos.h: New file.
5048 * dsp16xx.c: Include tm_p.h. Add static prototypes. Fix compile
5051 * dsp16xx.h: Move prototypes to dsp16xx-protos.h. Fix compile time
5054 * dsp16xx.md: Likewise.
5056 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5058 * convex-protos.h: New file.
5060 * convex.c: Include tm_p.h. Add static prototypes. Fix compile
5063 * convex.h: Move prototypes to convex-protos.h. Fix compile time
5066 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5068 * elxsi-protos.h: New file.
5070 * elxsi.c: Include tm_p.h. Add static prototypes. Fix compile
5073 * elxsi.h: Move prototypes to elxsi-protos.h. Fix compile time
5076 * elxsi.md: Likewise.
5078 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
5080 * config/mips/mips.h (REGISTER_MOVE_COST): Remove redundant
5081 case for moving from HI/LO/HI_LO_REG. This makes the behavior
5082 match the comment for MIPS16.
5084 Fri Jan 14 00:28:06 2000 Jeffrey A Law (law@cygnus.com)
5086 * flow.c (split_edge): Do not call set_block_for_insn if we
5087 do not have a basic_block_for_insn structure.
5089 * fr30.h (TRAMPOLINE_TEMPLATE): Use nops to ensure the static chain
5090 and destination functions are 32bit aligned within the trampoline.
5091 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Corresponding changes.
5092 (TRAMPOLINE_ALIGNMENT): Define.
5094 * cse.c (cse_insn): When changing (set (pc) (reg)) to
5095 (set (pc) (label_ref)), verify the change creates a valid insn.
5097 * fr30.c (call_operand): Tighten and rework to match rules for
5098 call RTL expressions.
5099 * fr30.h (PREDICATE_CODES, case call_operand): Only allow MEMs.
5100 * fr30.md (call patterns): Improve constraints.
5102 Thu Jan 13 23:44:03 2000 Richard Henderson <rth@cygnus.com>
5104 * fr30.c (fr30_expand_epilogue): Revert last change.
5105 Use emit_jump_insn for the return insn.
5107 Thu Jan 13 14:46:03 2000 Jason Eckhardt <jle@cygnus.com>
5108 Stan Cox <scox@cygnus.com>
5110 * predict.c: New file. Preliminary infrastructure work for static
5111 branch prediction and basic block reordering.
5112 * basic-block.h: Add prototype for estimate_probability.
5113 * Makefile.in: Add rules for predict.o.
5115 2000-01-13 Jason Merrill <jason@yorick.cygnus.com>
5117 * fixincludes (va_list): Use __not_va_list__ for the dummy.
5118 * fixinc/*: Likewise.
5120 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5122 * cccp.c: PROTO -> PARAMS.
5124 * collect2.c: Likewise.
5125 * combine.c: Likewise.
5126 * convert.h: Likewise.
5128 * dbxout.c: Likewise.
5129 * dbxout.h: Likewise.
5130 * diagnostic.c: Likewise.
5131 * doprint.c: Likewise.
5132 * dwarf2out.c: Likewise.
5133 * dwarf2out.h: Likewise.
5134 * dwarfout.c: Likewise.
5135 * dwarfout.h: Likewise.
5136 * dyn-string.h: Likewise.
5138 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5140 * calls.c (emit_call_1): Wrap varaible `struct_value_size_rtx' in
5141 macro conditionals guarding use.
5143 * dwarf2out.c: Include "tm_p.h".
5145 * function.c (locate_and_pad_parm): Mark parameter with
5147 (expand_function_end): Likewise for variable `context'.
5149 * reorg.c (make_return_insns): Wrap prototype in macro HAVE_return.
5151 2000-01-13 Nick Clifton <nickc@cygnus.com>
5153 * config/fr30/fr30.c (fr30_expand_epilogue): Emit USEs of pop'ed
5154 register to prevent compile time warnings.
5156 2000-01-13 Zack Weinberg <zack@wolery.cumb.org>
5158 * longlong.h [i386] (udiv_qrnnd): Rename 'd' argument to 'dv'
5159 to avoid -Wtraditional warning.
5161 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5163 * 1750a-protos.h: New file.
5165 * 1750a.c: Include tm_p.h. Add static prototypes. Fix compile
5168 * 1750a.h: Move prototypes to 1750a-protos.h. Fix compile time
5171 * 1750a.md: Likewise.
5173 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5175 * a29k-protos.h: New file.
5177 * a29k.c: Include tm_p.h. Add static prototypes. Fix compile
5180 * a29k.h: Move prototypes to a29k-protos.h. Fix compile time
5183 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5185 * clipper-protos.h: New file.
5187 * clipper.c: Include tm_p.h. Add static prototypes. Fix compile
5190 * clipper.h: Move prototypes to clipper-protos.h. Fix compile time
5193 Thu Jan 13 16:03:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
5195 * reload1.c (reload_combine_note_store): Use HARD_REGNO_NREGS.
5197 2000-01-13 Nathan Sidwell <sidwell@codesourcery.com>
5199 * configure.in (--enable-new-gxx-abi): New option.
5200 * acconfig.h (ENABLE_NEW_GXX_ABI): New define.
5201 * Makefile.in (GXX_ABI_FLAG): New variable.
5202 * configure: Regenerate.
5204 2000-01-13 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5206 * stor-layout.c (layout_type): Use FORCE_STRUCT_BLK.
5207 * tm.texi (FORCE_STRUCT_BLK): Document.
5208 * config/c4x/c4x.h (FORCE_STRUCT_BLK): New macro.
5210 Wed Jan 12 23:12:47 2000 Hans-Peter Nilsson <hp@axis.com>
5212 * config/ns32k/ns32k.md: Revert Jan 9 change.
5214 * genrecog.c (maybe_both_true_2): Do not compare a predicate-test
5215 to a mode-test, if the predicate is address_operand.
5217 Wed Jan 12 22:34:00 2000 Jeffrey A Law (law@cygnus.com)
5219 * combine.c (if_then_else_cond): Be careful about what kinds
5220 of RTL expressions are passed to operand_subword.
5222 * flow.c (split_edge): If we have to insert a new jump, make
5223 sure to associate it with a basic block.
5225 * flow.c (commit_one_edge_insertion): A block with one successor
5226 can end in a JUMP_INSN that is not a simplejump.
5228 2000-01-12 Robert Lipe <robertl@sco.com>
5230 * i386/sco5.h (INIT_SECTION_ASM_OP_COFF): Rename section to "ctor".
5231 (BUILD_VA_LIST_TYPE): Define.
5232 (EH_FRAME_SECTION_ASM_OP): Explictly define to better interact
5235 2000-01-12 Jason Merrill <jason@casey.cygnus.com>
5237 * cccp.c (do_pragma): Add cast to (char *).
5239 2000-01-12 Richard Henderson <rth@cygnus.com>
5240 Fred Fish <fnf@be.com>
5241 Jason Merrill <jason@cygnus.com>
5243 * configure.in (i?86-*-beos{pe,elf,}*): Recognize.
5244 * i386/t-beos, i386/x-beos, i386/xm-beos.h: New files.
5245 * i386/beos-elf.h, i386/beos-pe.h: New files.
5247 * Makefile.in (CROSS_SYSTEM_HEADER_DIR): New.
5248 * cross-make (SYSTEM_HEADER_DIR): Define using
5249 CROSS_SYSTEM_HEADER_DIR.
5251 * gcc.c (LIBRARY_PATH_ENV): Provide default.
5252 (process_command): Use it.
5253 (main): Likewise. Kill trailing = from env vars.
5254 (build_search_list): Put it back.
5255 * collect2.c (main): Use LIBRARY_PATH_ENV.
5257 * configure.in (GCC_NEED_DECLARATIONS): Add environ.
5258 * toplev.c: Use NEED_DECLARATION_ENVIRON.
5260 * tm.texi (Frame Layout): Document SMALL_STACK.
5261 * c-common.c (c_common_nodes_and_builtins): Check it.
5263 * system.h: Undef alloca after including glibc's <stdlib.h>,
5264 if USE_C_ALLOCA is defined.
5266 * gcc.c (set_input): New fn.
5267 (main): After all input files are compiled, reset the input file
5270 * aclocal.m4 (rindex, index): If already defined, don't attempt
5273 * ginclude/varargs.h: (__va_list__): Define ifndef.
5274 * ginclude/stdarg.h: Likewise.
5276 * ginclude/stddef.h (__WCHAR_TYPE__) [BEOS]: Use int
5277 instead of unsigned char.
5279 * hash.h (true, false, boolean): Undef before enum.
5281 * expmed.c (choose_multiplier): Cast &mhigh_lo and &mhigh_hi to be
5282 proper type of "HOST_WIDE_INT *", rather than their natural type of
5283 "unsigned HOST_WIDE_INT *".
5285 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5287 * svr3.h (ASM_FILE_START): Wrap if-clause in squigly brackets.
5289 * recog.c (memory_address_p): Mark parameter with ATTRIBUTE_UNUSED.
5291 * regclass.c (choose_hard_reg_mode): Likewise.
5293 * reload.c (find_valid_class, strict_memory_address_p): Likewise.
5295 * reorg.c (optimize_skip): Wrap prototype in macro conditionals.
5297 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5299 * c-common.c: PROTO -> PARAMS.
5300 * c-common.h: Likewise.
5301 * c-decl.c: Likewise.
5302 * c-iterate.c: Likewise.
5303 * c-lang.c: Likewise.
5304 * c-lex.c: Likewise.
5305 * c-lex.h: Likewise.
5306 * c-parse.in: Likewise.
5307 * c-pragma.c: Likewise.
5308 * c-pragma.h: Likewise.
5309 * c-tree.h: Likewise.
5310 * c-typeck.c: Likewise.
5311 * objc/objc-act.c: Likewise.
5312 * objc/objc-act.h: Likewise.
5314 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5316 * m88k-protos.h: New file.
5318 * m88k.c: Include tm_p.h. Add static prototypes. Fix compile
5321 * m88k.h: Move prototypes to m88k-protos.h. Fix compile time warnings.
5323 * m88k.md: Likewise.
5325 * tekXD88.h: Likewise.
5327 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5329 * m68k-protos.h: New file.
5331 * m68k.c: Include tm_p.h. Add static prototypes. Fix compile
5334 * m68k.h: Move prototypes to m68k-protos.h. Fix compile time warnings.
5336 * mot3300.h: Likewise.
5338 2000-01-12 Richard Earnshaw <rearnsha@arm.com>
5340 * haifa-sched.c (split_edges): Pass edgeset_size as second arg to
5342 (extract_bitlist): Declare bitlen.
5344 2000-01-12 Zack Weinberg <zack@wolery.cumb.org
5346 * cccp.c: Accept and ignore -lang-fortran.
5348 * c-typeck.c (build_c_cast): Issue -Wcast-qual warnings if the
5349 qualifiers don't match at any level of pointerness.
5351 2000-01-12 Robert Lipe <robertl@sco.com>
5353 * i386/sysv5.h (CPP_SPEC, LIBSPEC): Add -pthreadT.
5355 2000-01-12 Bernd Schmidt <bernds@cygnus.co.uk>
5357 * reload1.c (reload_reg_unavailable): New static variable.
5358 (reload_reg_free_p): Test it.
5359 (reload_reg_free_for_value_p): Test it instead of
5361 (choose_reload_regs_init): Compute it.
5363 Wed Jan 12 03:24:41 2000 Toshiyasu Morita (toshi.morita@sega.com)
5365 * reorg.c (fill_slots_from_thread): Check modified_in_p
5368 Wed Jan 12 03:20:31 2000 John Marshall <john_w_marshall@palm.com>
5370 * gcc.texi (Funding, GNU/Linux, Copying, Contributors): Format
5371 these nodes even if INTERNALS is not set.
5373 Wed Jan 12 09:39:22 2000 Nick Burrett <nick.burrett@btinternet.com>
5375 * gcse.c (delete_null_pointer_checks_1): Cope when
5376 get_condition cannot determine the condition.
5378 2000-01-12 Gabriel Dos Reis <gdr@codesourcery.com>
5380 * toplev.h (set_message_length): Declare.
5382 * diagnostic.c (obstack_chunk_alloc): Define macro.
5383 (obstack_chunk_free): Likewise.
5384 (struct output_buffer): New data structure.
5386 (output_maximum_width): New variable.
5387 (doing_line_wrapping, set_message_length, init_output_buffer,
5388 get_output_prefix, output_space_left, emit_output_prefix,
5389 output_newline, output_append, output_puts, dump_output,
5390 vbuild_message_string, build_message_string, build_location_prefix,
5391 voutput_notice, output_printf, line_wrapper_printf,
5392 vline_wrapper_message_with_location): New functions. Implement
5393 automatic line wrapping.
5394 (v_message_with_decl): Make it handle automatic line wrapping.
5395 (v_error_with_file_and_line): Likewise.
5396 (v_warning_with_file_and_line): Likewise.
5397 (announce_function): Likewise.
5398 (default_print_error_function): Likewise.
5400 2000-01-11 16:24 -0800 Zack Weinberg <zack@wolery.cumb.org>
5402 * cpplib.h (struct cpp_options): Change lang_asm to char.
5404 * cppinit.c (builtin_array): Take out __STDC_VERSION__, it's
5405 done in cpp_handle_option now.
5406 (initialize_builtins): Take out special case code used only by
5408 (cpp_handle_option): Turn off trigraphs and trigraph warnings
5409 if -traditional. Recognize -lang-fortran and set
5410 lang_fortran, also turn off cplusplus_comments.
5411 (print_help): Document -lang-fortran.
5412 * cpplib.c (handle_directive): Ignore `# 123 "file"' if
5413 lang_asm. Ignore all directives other than `# 123 "file"' if
5415 (cpp_get_token): If -traditional, don't recognize directives
5416 unless the # is in column 1.
5417 (parse_string): If lang_fortran or lang_asm, silently
5418 terminate strings ('' or "") at end of line.
5419 Remove unnecessary braces.
5421 2000-01-11 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5422 Richard Henderson <rth@cygnus.com>
5424 * resource.c (mark_referenced_resources): Mark a set strict_low_part
5426 * config/i386/i386.c (ix86_expand_setcc): Re-enable clear + set
5427 strict_low_part when possible.
5429 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5431 * alias.c: PROTO -> PARAMS.
5432 * basic-block.h: Likewise.
5433 * bitmap.c: Likewise.
5434 * bitmap.h: Likewise.
5435 * builtins.c: Likewise.
5436 * c-aux-info.c: Likewise.
5437 * caller-save.c: Likewise.
5438 * calls.c: Likewise.
5440 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5442 * Makefile.in (toplev.o): Depend on regs.h.
5444 * output.h (tdesc_section): Prototype.
5446 * regclass.c (copy_cost): Mark parameters with ATTRIBUTE_UNUSED.
5448 * sdbout.c: Include "tm_p.h".
5450 * toplev.c: Include "regs.h".
5452 Tue Jan 11 11:37:58 2000 Mike Stump <mrs@wrs.com>
5454 * unroll.c (unroll_loop): Add EH support.
5456 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5458 * pa-protos.h: New file.
5460 * pa.c: Include recog.h and tm_p.h.
5461 (compute_zdepwi_operands, compute_movstrsi_length,
5462 remove_useless_addtr_insns, store_reg, load_reg, set_reg_plus_d,
5463 find_addr_reg, import_milli): Add static prototypes.
5464 (pa_cpu_string, pa_arch_string): Constify a char*.
5465 (legitimize_pic_address): Pass argument `mode' to pic_label_operand.
5466 (read_only_operand): Add argument `mode'.
5467 (singlemove_string, output_move_double, output_fp_move_double,
5468 output_block_move, output_and, output_ior, output_ascii,
5469 remove_useless_addtr_insns, milli_names, output_mul_insn,
5470 output_div_insn, output_mod_insn, output_arg_descriptor,
5471 output_cbranch, output_bb, output_bvb, output_dbra, ,
5472 output_millicode_call, output_call, hppa_encode_label,
5473 output_parallel_movb, output_parallel_addb): Constify a char*.
5474 (hppa_va_start): Mark parameter `stdarg_p' with ATTRIBUTE_UNUSED.
5475 (output_parallel_addb): Remove extra arg to `constrain_operands'
5477 * pa.h: Move all prototypes to pa-protos.h.
5478 (pa_cpu_string, pa_arch_string): Constify a char*.
5479 (LEGITIMIZE_ADDRESS): Call `symbolic_operand' with mode argument.
5481 * pa.md: Call `function_label_operand' with mode argument.
5482 Likewise for `read_only_operand'.
5483 Fix nesting of parens in call to `symbolic_operand'.
5485 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5487 * i860-protos.h: New file.
5489 * i860.c: Include tm_p.h. Add static prototypes. Fix compile
5492 * i860.h: Move prototypes to i860-protos.h. Fix compile time warnings.
5494 * i860.md: Likewise.
5496 Tue Jan 11 18:59:35 MET 2000 Jan Hubicka <jh@suse.cz>
5498 * i386.md (movstrsi expander): Rewrite.
5499 (movstrsi_1 insn): Deleted.
5500 (strmovhi, strmovqi expander): New expanders.
5501 (movshi_1, movsqi_1, rep_movsi, rep_movqi): New patterns.
5502 * i386.c (x86_single_stringop): New global variable.
5503 * i386.h (x86_single_stringop): Declare.
5504 (TARGET_SINGLE_STRINGOP): New macro.
5506 2000-01-11 Clinton Popetz <cpopetz@cygnus.com>
5508 * config/mips/mips.c (mips_va_arg): For EABI, emit the queued
5509 integer vararg POSTINCREMENT before the destination of the jump
5510 for the hard fp case.
5511 (function_arg_pass_by_reference): Pass a copy of CUM to
5514 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Move check
5515 for CONSTANT_ADDRESS_P above while loop for subreg.
5517 2000-01-11 Clinton Popetz <cpopetz@cygnus.com>
5519 * flow.c (propagate_block): When a prologue/epilogue insn
5520 is marked dead, unconditionally clear libcall_is_dead and
5521 insn_is_dead, and only dump rtl if warnings aren't being
5524 Tue Jan 11 16:26:47 MET 2000 Jan Hubicka <jh@suse.cz>
5526 * i386.c (ix86_attr_length_default): Handle TYPE_STR and TYPE_CLD.
5527 * i386.md (FIRST_PSEUDO_REGISTER): Set to 20.
5528 (FIXED_REGISTERS): Set dirflag as fixed.
5529 (CALL_USED_REGISTERS): Set dirflag as used.
5530 (REG_ALLOC_ORDER): Set dirflag as last one.
5531 (DIRFLAG_REG): New macro.
5532 (MD_ASM_CLOBBERS): Asm clobber dirflag for backward compatibility.
5533 (HI_REGISTER_NAMES): Add dirflag.
5534 (DEBUF_PRINT_REG): Handle dirflag.
5535 * i386.md (type attribute): New cld and str types.
5536 (length_opcode attribute): Set cld and str to 1.
5537 (memory attribute): Set str to unknown - it is not clear from the
5539 (pent_np function unit): Prefixed string operations takes 12 cycles
5540 minimally; cld takes 2 cycles.
5541 (ppro_uops attribute): Str is "many" and cld is "few".
5542 (ppro_p0 unit): Handle cld here.
5543 (k6_alux unit): Handle cld and str types.
5544 (k6_load unit): It is ocupied by str opcodes.
5545 (k6_store unit): It is ocupied by str opcodes.
5546 (athlon_decode): Str is vector decoded.
5547 (athlon_ieu): Handle str and cld.
5549 (movstrsi, clrstr, cmpstr, strlen expander): Emit cld instruction
5550 (movstrsi_1, clrstrsi_1, cmpstrsi_1, strlensi_1,
5551 cmpstrsi_nz_1 insn): Do not output cld instruction
5553 Tue Jan 11 06:14:39 2000 David Starner <dstarner98@aasaa.ofe.org>
5555 * gcc.texi (G++ and GCC): Add Java and Chill.
5556 (Bug Critera): Don't list languages.
5558 * gcc.texi (Incompatibilities): No longer claim most C compilers
5561 * gcc.texi (G++ and GCC): Update other front-ends list.
5563 Tue Jan 11 05:49:01 2000 Jeffrey A Law (law@cygnus.com)
5565 * i386.c (ix86_expand_setcc): Fix typo.
5566 (ix86_expand_movcc): Similarly.
5568 * Band-aid until haifa's bitset implementation is nuked.
5569 * haifa-sched.c (extract_bitlst): New parameter for size of the
5570 bitset in bits. All callers changed. Avoid looking at undefined
5572 (edgeset_bitsize): New variable.
5573 (schedule_region): Initialize edgeset_bitsize.
5575 2000-01-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5577 * Makefile.in (optabs.o): Depend on real.h
5578 (resource.o): Depend on insn-attr.h
5580 * builtins.c (result_vector): Wrap prototype in macro conditions
5581 governing definition and use.
5583 * c-common.c: Include tm_p.h.
5585 * c-lex.c: Likewise.
5587 * elfos.h: Constify a char*.
5589 * final.c (align_fuzz): Wrap prototype in macro HAVE_ATTR_length.
5590 (get_attr_length, shorten_branches, profile_after_prologue): Mark
5591 parameter with ATTRIBUTE_UNUSED.
5593 * fold-const.c (exact_real_inverse): Wrap variable `i' in
5596 * haifa-sched.c (schedule_insns): Mark parameter with
5599 * optabs.c: Include real.h.
5601 * real.h (ereal_atof): Add prototype arguments.
5603 * resource.c: Include insn-attr.h.
5605 * sdbout.c (sdbout_queue_anonymous_type,
5606 sdbout_dequeue_anonymous_types): Wrap in macro
5607 SDB_ALLOW_FORWARD_REFERENCES.
5608 (sdbout_init, sdbout_start_new_source_file): Mark parameter with
5611 * stmt.c (expand_return): Wrap variable `op0' in macro HAVE_return.
5613 * stupid.c: Include tm_p.h.
5615 * tree.c (real_value_from_int_cst): Mark parameter with
5618 2000-01-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5620 * i960-protos.h: New file.
5622 * i960.c: Include tm_p.h. Add static prototypes. Fix compile
5625 * i960.h: Move prototypes to i960-protos.h. Fix compile time warnings.
5627 2000-01-10 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5629 * combine.c (expand_field_assignment): Do not discard SUBREGs
5630 while computing nonzero_bits.
5632 2000-01-09 Nick Clifton <nickc@cygnus.com>
5634 * config/arm/arm.c: Fix compile time warnings about signed vs
5636 * config/arm/arm.h: Fix compile time warnings about signed vs
5639 2000-01-09 Philip Blundell <philb@gnu.org>
5641 * config/arm/arm.c (output_return_instruction): Use `ldr' rather
5642 than `ldm' with only one register.
5643 * config/arm/arm.md (push_multi): Use `str' rather than `stm' with
5646 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Say that R0 is
5649 Sun Jan 9 17:50:23 2000 Hans-Peter Nilsson <hp@axis.com>
5651 * config/ns32k/ns32k.md (load or push effective address): Operand 1
5654 2000-01-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5656 * elfos.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
5657 assignment used as truth value.
5659 * function.c (assign_temp): Mark parameter `dont_promote' with
5660 ATTRIBUTE_UNUSED. Wrap variable `unsignedp' with macro
5661 PROMOTE_FOR_CALL_ONLY.
5663 * genrecog.c (write_subroutine): Mark variable `operands' with
5666 * optabs.c (prepare_cmp_insn): Mark parameter `align' with
5669 * sdbout.c (sdbout_init): Likewise for parameter `asm_file'.
5670 (sdbout_begin_block, sdbout_end_block): Likewise for `file'.
5672 * toplev.c (note_deferral_of_defined_inline_function): Likewise
5675 2000-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5677 * config/c4x.h: Tidy up comments.
5678 * config/c4x.c: Likewise.
5680 Sun Jan 9 01:02:55 EST 2000 John Wehle (john@feith.com)
5682 * fold-const.c (lshift_double, rshift_double): Handle
5683 shifting by 2 * HOST_BITS_PER_WIDE_INT correctly.
5685 2000-01-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5687 * toplev.c (rest_of_compilation): Initialize cse_not_expected as
5688 in prepare_function_start().
5690 Sat Jan 8 12:12:46 2000 Nick Clifton <nickc@cygnus.com>
5692 * config/v850/v850.c (expand_epilogue): Interrupt functions no
5693 longer allocate extra stack for function calls.
5695 2000-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5697 * config/c4x/c4x.md (*subqf3_set): Fix typo.
5699 2000-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5701 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Define as 0.
5703 2000-01-07 David Edelsohn <edelsohn@gnu.org>
5705 * rs6000.c (processor_target_table): Add power3 as alias for 630.
5706 * aix43.h: Revert Aug 2 change.
5707 (HAS_INIT_SECTION): Define, not visible yet.
5708 (LD_INIT_SWITCH): Define, not visible yet.
5709 * t-aix43 (MULTILIB_OPTIONS): Revert Aug 2 change.
5711 * glimits.h (__LONG_MAX__): Recognize 64-bit AIX too.
5713 * collect2.c (main): Expand ld2 size further.
5714 (export_object_lst): Cast assignment to avoid warning.
5715 (main, LD_INIT_SWITCH): Add AIX 4.2+ -binitfini support.
5716 (scan_prog_file, COFF): Do not collect initialization or
5717 finalization functions generated for entire shared object if
5718 init/fini support present.
5720 2000-01-07 Nick Clifton <nickc@cygnus.com>
5722 * config/elfos.h: Tidy up formatting of marcos. Make sure
5723 that .section directives are always prefixed by a tab.
5725 * config/svr4.h: Add #include "elfos.h" and remove duplicate
5728 2000-01-07 Matt Austern <austern@sgi.com>
5730 * fold-const.c (real_hex_to_f): Remove duplicate declaration of
5733 Fri Jan 7 01:55:34 2000 Jeffrey A Law (law@cygnus.com)
5735 * Makefile.in (crtend.o): Pass @inhibit_libc@ to compilation of
5737 (crtbegin.o, s-crtS): Likewise.
5739 2000-01-06 Richard Henderson <rth@cygnus.com>
5741 * alpha.md (adddi_2+1): Limit offset such that it will be
5742 loadable with a single ldah+lda pair.
5743 (adddi_2+2): Explicitly fail split if we can't make it work.
5745 2000-01-06 Mumit Khan <khan@xraylith.wisc.edu>
5747 * protoize.c: Conditionally include unistd.h.
5748 (IS_SAME_PATH_CHAR): New macro.
5749 (IS_SAME_PATH): New macro.
5750 (CPLUS_FILE_SUFFIX): New macro.
5751 (cplus_suffix): New static variable.
5752 (is_abspath): New static function.
5753 (in_system_include_dir): Handle DOS style pathnames.
5754 (file_could_be_converted): Likewise.
5755 (file_normally_convertible): Likewise.
5756 (directory_specified_p): Likewise.
5757 (file_excluded_p): Likewise.
5758 (abspath): Likewise.
5759 (shortpath): Likewise.
5760 (referenced_file_is_newer): Likewise.
5761 (save_def_or_dec): Likewise.
5762 (do_processing): Likewise.
5764 (edit_file): Likewise. Use rename instead of link.
5765 (rename_c_file): Likewise. Don't rename syscalls file.
5766 (munge_compile_params): Define null device for DOS based systems.
5767 (process_aux_info_file): Use binary mode if appliable.
5768 (edit_file): Likewise.
5769 * invoke.texi (Running Protoize): Document C++ suffixes used.
5771 * cccp.c: Delete PATH_SEPARATOR, DIR_SEPARATOR and
5772 IS_DIR_SEPARATOR macros.
5773 * collect2.c: Likewise.
5774 * cppinit.c: Likewise.
5775 * dwarf2out.c: Likewise.
5778 * prefix.c: Likewise.
5780 * toplev.c: Likewise.
5781 * system.h: And move to here.
5783 * prefix.c (update_path): Fix typo in variable name.
5785 2000-01-06 Richard Henderson <rth@cygnus.com>
5787 * flow.c (mark_set_1): Use loop_depth+1 as reference weight.
5788 (find_auto_inc, mark_used_regs, try_pre_increment_1): Likewise.
5789 (count_reg_sets_1, count_reg_references): Likewise.
5790 (flow_loops_level_compute): Start counting actual loop depth at 1.
5791 (flow_loops_find): Likewise.
5792 * local-alloc.c (update_equiv_regs): Likewise.
5793 * regclass.c (regclass): Re-instate Jan 4 0-based loop_depth change.
5795 2000-01-06 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
5797 * defaults.h (DWARF_FRAME_REGISTERS): if not defined, default to
5798 FIRST_PSEUDO_REGISTER
5799 * dwarf2out.c: Don't include frame.h
5800 * dwarfout.c: Likewise
5801 * Makefile.in (dwarfout.o, dwarf2out.o): Remove dependence on
5804 Thu Jan 6 13:44:59 CET 2000 Jan Hubicka <jh@suse.cz>
5806 * reg-stack.c (subst_stack_regs_pat): Handle correctly USEs of
5809 * i386.c (movsf splitter): Fix typo in my last checkin.
5811 2000-01-05 Nick Clifton <nickc@cygnus.com>
5813 * varasm.c (IN_NAMED_SECTION): Allow targets to provide their
5814 own definition of this macro.
5815 (asm_emit_uninitialised): Invoke UNIQUE_SECTION if either
5816 flag_data_sections or UNIQUE_SECTION_P are true.
5818 * tm.texi (UNIQUE_SECTION): Document that it can be called for
5819 unitialised data decls.
5821 * config/i386/winnt.c (i386_pe_unique_section): Cope with
5822 being called for uninitialised data.
5824 * config/i386/interix.c (i386_pe_unique_section): Cope with
5825 being called for uninitialised data.
5827 * config/mips/elf.h (UNIQUE_SECTION): Cope with being called
5828 for uninitialised data.
5830 * config/mips/elf64.h (UNIQUE_SECTION): Cope with being called
5831 for uninitialised data.
5833 * config/mips/iri6gld.h (UNIQUE_SECTION): Cope with being called
5834 for uninitialised data.
5836 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Define.
5837 (UNIQUE_SECTION_P): Always generate a unique section if
5838 flag_data_sections is true.
5839 (UNIQUE_SECTION): Also generate unique sections for
5841 (ASM_OUTPUT_ALIGNED_BSS): Redefine to use named_section().
5842 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Redefine to use
5845 2000-01-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5847 * config/c4x/t-c4x (TARGET_LIBGCC2_CFLAGS): Don't redefine SF, DF,
5850 2000-01-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5852 * config/c4x/c4x.md (udivqi3, divqi3): Delete.
5853 (umodqi3, modqi3, udivhi3, divhi3, umodhi3, modhi3, ffsqi2): Likewise.
5854 (*smulqi3_highpart_noclobber, *umulqi3_highpart_noclobber): New.
5855 (*lshrqi3_const_noclobber, *lshrqi3_nonconst_noclobber): Likewise.
5856 (*ashrqi3_const_noclobber, *ashrqi3_nonconst_noclobber): Likewise.
5858 * c4x.h (INIT_TARGET_OPTABS): Define to init libcalls.
5860 2000-01-05 11:25 -0800 Zack Weinberg <zack@rabi.columbia.edu>
5862 * c-decl.c (finish_enum): Simplify code to determine minimum and
5863 maximum values of the enum, and calculate the type. Remove check
5864 for FUNCTION_DECLs in the values list, which cannot happen. Replace
5865 the DECL_INITIAL of each enumeration constant with a copy converted
5866 to the enumeration type. When updating variant types, don't bother
5867 updating the type itself.
5869 * c-typeck.c (build_binary_op): Simplify conditional expressions
5870 when weeding out spurious signed-unsigned warnings. Add new
5871 spurious warning category: if the unsigned quantity is an enum
5872 and its maximum value fits in signed_type(result_type). Update
5874 (build_conditional_expr): Warn here if one alternative is signed
5875 and the other is unsigned.
5877 2000-01-05 Nick Clifton <nickc@cygnus.com>
5879 * config/fr30/fr30.h: Remove extraneous comments.
5881 2000-01-05 Bernd Schmidt <bernds@cygnus.co.uk>
5883 * reload1.c (choose_reload_regs): When disabling a reload, also
5884 set reload_spill_index to -1.
5886 2000-01-04 Joel Sherrill (joel@OARcorp.com>
5888 * configure.in (m68*-*-rtemscoff*): New target, formal name for
5890 (m68*-*-rtemself*): New target.
5891 (mips64orion-*-rtems*): Remove duplicate definition of tm_file.
5892 (sparc*-*-rtemsaout*): New target, formal name for old sparc*-*-rtems*.
5893 (sparc*-*-rtemself*): New target.
5894 (sparc*-*-rtems*): Now elf not a.out.
5895 * config/i386/rtems.h: Include config/rtems.h.
5896 * config/i386/rtemself.h: Include config/rtems.h.
5897 * config/i960/rtems.h: Include config/rtems.h.
5898 * config/m68k/rtems.h: Include config/rtems.h.
5899 * config/m68k/rtemself.h: Include config/rtems.h.
5900 * config/mips/rtems64.h: Include config/rtems.h.
5901 * config/pa/rtems.h: Include config/rtems.h.
5902 * config/rs6000/rtems.h: Include config/rtems.h.
5903 * config/sh/rtems.h: Include config/rtems.h.
5904 * config/sh/rtemself.h: Include config/rtems.h.
5905 * config/sparc/rtems.h: Include config/rtems.h.
5906 * config/sparc/rtemself.h: Include config/rtems.h
5908 Tue Jan 4 23:59:26 2000 Denis Chertykov <denisc@overta.ru>
5910 * final.c (shorten_branches): Correctly compute length of
5911 asms without operands.
5913 Tue Jan 4 22:55:41 2000 Steve Chamberlain <sac@pobox.com>
5915 * configure.in: Add pj target.
5916 * configure: Regenerate.
5917 * config/pj: New directory.
5918 * config/pj/lib1funcs.S: New file.
5919 * config/pj/linux.h: New file.
5920 * config/pj/pj.c: New file.
5921 * config/pj/pj.md: New file.
5922 * config/pj/pjl.h: New file.
5923 * config/pj/t-pj: New file.
5924 * config/pj/xm-pj.h: New file
5926 Tue Jan 4 22:30:16 2000 Jeffrey A Law (law@cygnus.com)
5928 * toplev.c (rest_of_compilation): Run shorten-branches before
5931 2000-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5933 * config/c4x/c4x.h (IS_XXX_REG, IS_XXX_REGNO): Swap behaviour of
5934 macros so that they're consistent with their names.
5935 * config/c4x/c4x.c (IS_XXX_REG, IS_XXX_REGNO): Likewise.
5936 * config/c4x/c4x.md (IS_XXX_REG, IS_XXX_REGNO): Likewise.
5938 2000-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5940 * config/c4x/c4x.md (*addqi3_noclobber_reload): Ensure that CC never
5941 modified inadvertently.
5943 2000-01-04 Joel Sherrill <joel@OARcorp.com>
5945 * configure.in (v850*-*-rtems*): New target.
5946 * configure: Regenerate.
5947 * config/v850/rtems.h: New file.
5949 2000-01-04 Mumit Khan <khan@xraylith.wisc.edu>
5951 * gthr-win32.h (__gthread_active_p): Support Mingw MT runtime.
5952 (__gthread_key_create): Likewise.
5953 (__gthread_key_dtor): Likewise.
5954 (__gthread_once): Fix logic.
5955 (__gthread_key_delete): Cast away constness.
5957 * i386/cygwin.h (SUBTARGET_SWITCHES): Add -mthreads option.
5958 * invoke.texi: Document.
5959 * i386/mingw32.h (CPP_SPEC): Use.
5960 (LIBGCC_SPEC): Likewise.
5961 * i386/crtdll.h (LIBGCC_SPEC): Likewise.
5963 2000-01-04 David Edelsohn <edelsohn@gnu.org>
5965 * rs6000/sysv4.h (ASM_OUTPUT_DEF): Undefine.
5966 (HANDLE_PRAGMA_PACK): Undefine.
5967 (SLOW_UNALIGNED_ACCESS): Define.
5969 2000-01-04 David Edelsohn <edelsohn@gnu.org>
5971 * expmed.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
5972 to default definition.
5973 (store_bit_field): Call SLOW_UNALIGNED_ACCESS with mode and alignment.
5974 (store_fixed_bit_field): Call macro with word_mode and alignment.
5975 (extract_bit_field): Call macro with relevant mode and alignment.
5976 * expr.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
5977 to default definition.
5978 (move_by_pieces): Call SLOW_UNALIGNED_ACCESS with word_mode
5980 (move_by_pieces_ninsns): Likewise.
5981 (clear_by_pieces): Likewise.
5982 (emit_push_insn): Likewise.
5983 (store_field): Call macro with relevant mode and alignment.
5984 (expand_expr): Likewise.
5985 (expand_expr_unaligned): Likewise.
5987 * rs6000.h (HANDLE_PRAGMA_PACK): Define.
5988 (SLOW_UNALIGNED_ACCESS): Define.
5989 (CASE_VECTOR_MODE): Always use 32-bit offsets.
5990 (ASM_FILE_END): Generate 64-bit symbol in 64-bit mode.
5991 (EXTRA_SECTOIN_FUNCTIONS): Indent .csect pseudo-op.
5992 (toc_section): Likewise and .toc pseudo-op.
5993 (ASM_DECLARE_FUNCTION): Likewise. Align text more strictly in
5995 (TEXT_SECTION_ASM_OP): Likewise.
5996 (ASM_OUTPUT_ADD_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Always use
5999 * a29k.h (SLOW_UNALIGNED_ACCESS): Add MODE and ALIGN parameters.
6000 * alpha.h (SLOW_UNALIGNED_ACCESS): Likewise.
6001 * arm/thumb.h (SLOW_UNALIGNED_ACCESS): Likewise.
6002 * gmicro.h (SLOW_UNALIGNED_ACCESS): Likewise.
6003 * fr30.h (SLOW_UNALIGNED_ACCESS): Likewise.
6005 Tue Jan 4 11:44:13 2000 Jeffrey A Law (law@cygnus.com)
6007 * regclass.c: Revert my Jan 4 change to loop cost computation.
6009 Tue Jan 4 19:22:39 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
6011 * regclass.c (regclass): Do not obey REG_N_REFS in non-optimizing
6014 2000-01-04 Stan Cox <scox@cygnus.com>
6016 * haifa-sched.c (build_control_flow): Change unreachable simple
6017 loop test to check if current block has only one predecessor.
6018 (find_rgns): Initialize degree. Use dest as degree index, not src.
6020 2000-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6022 * builtins.c (expand_builtin_strlen): Initialize variable `icode'.
6024 * calls.c (expand_call): Likewise for
6025 `old_stack_arg_under_construction'.
6027 * cpphash.c (macroexpand): Likewise for `args' and `rest_zero'.
6029 * function.c (pad_to_arg_alignment): Likewise for `save_var' and
6032 * gcc.c (execute): Likewise for `ut' and `st'.
6034 * genattrtab.c (attr_rtx): Likewise for `rt_val'.
6036 * genopinit.c (gen_insn): Likewise for `m1', `m2' and `op'.
6038 * jump.c (jump_optimize_1): Likewise for `temp2'.
6040 * local-alloc.c (block_alloc): Likewise for `r1'.
6042 * loop.c (recombine_givs): Likewise for `life_start' and `life_end'.
6044 * reg-stack.c (check_asm_stack_operands): Likewise for `clobber_reg'.
6045 (subst_asm_stack_regs): Likewise for `clobber_reg' and `clobber_loc'.
6047 * regmove.c (fixup_match_1): Likewise for `insn_const', `dst_node'
6050 * reload.c (find_reloads): Likewise for `goal_alternative_number'
6051 and `goal_earlyclobber'.
6053 * scan-decls.c (scan_decls): Likewise for `prev_id_end'.
6055 * sdbout.c (sdbout_one_type): Likewise for `member_scl'.
6057 * stupid.c (stupid_life_analysis): Likewise for `chain'.
6059 * unroll.c (copy_loop_body): Likewise for `copy'.
6061 * varasm.c (output_constructor): Likewise for `byte'.
6063 Tue Jan 4 15:34:34 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
6065 * i386.c (ix86_expand_move): Allow pushes of memory, offload to memory
6066 all FP constants for constant->reg moves.
6067 (ix86_split_to_parts): Try to convert memory address into immediate
6068 when available in the constant pool.
6069 * i386.h (PREFERRED_RELOAD_CLASS): Allow CONST_DOUBLE->integer reg
6071 (LEGITIMATE_CONSTANT_P): Return 1.
6072 * i386.md (pushsf): New splitter to convert constant pool memory
6073 reference to immediate.
6074 (mov?f): Likewise; do not allow CONST_DOUBLE for reg moves before
6077 2000-01-04 Bernd Schmidt <bernds@cygnus.co.uk>
6079 * i386.md (ashlsi3_cmpno): Don't accept variables shifts.
6080 (ashlhi3_cmpno, ashlqi3_cmpno, ashrsi3_cmpno, ashrhi3_cmpno,
6081 ashrqi3_cmpno, lshrsi3_cmpno, lshrhi3_cmpno, lshrqi3_cmpno): Likewise.
6082 (rotlsi3_cmpno, rotlhi3_cmpno, rotlqi3_cmpno, rotrsi3_cmpno,
6083 rotrhi3_cmpno, rotrqi3_cmpno): Likewise.
6085 2000-01-04 Martin von Löwis <loewis@informatik.hu-berlin.de>
6087 * ginclude/stdbool.h: Support compilation as C++.
6089 Tue Jan 4 01:35:13 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
6091 * fold-const.c (make_range): Don't try to reverse an unbounded range.
6093 Tue Jan 4 00:18:46 2000 Jeffrey A Law (law@cygnus.com)
6095 * regclass.c (regclass): Properly compute loop_cost. Adjust
6098 * regclass.c: Fix minor whitespace problems.
6100 2000-01-03 Anthony Green <green@cygnus.com>
6102 * config/i386/i386.md (builtin_setjmp_receiver): New pattern.
6103 Restore the pic register if required.
6105 2000-01-03 Ulrich Drepper <drepper@cygnus.com>
6107 * c-common.c (format_char_info): Update comment.
6108 (check_format_info): Recognize 'z' modifier in the same way 'Z'
6109 was recognized. Emit warning for formats new in ISO C99 only
6110 if flag_isoc9x is not set.
6112 Mon Jan 3 12:59:54 2000 Mark P. Mitchell <mark@codesourcery.com>
6114 * config/mips/iris6gld.h: Fix typo in -mabi=n32 specs.
6116 Mon Jan 3 15:33:37 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
6118 * combine.c (expand_compound_operation): Do not convert ZERO_EXTEND to
6119 SIGN_EXTEND, convert SIGN_EXTEND to ZERO_EXTEND.
6120 (make_compound_operation): Choose cheaper alternative between
6121 ZERO_EXTEND and SIGN_EXTEND when sign bit is not set.
6123 * regclass.c (op_costs): Remove global variable.
6124 (record_reg_classes): New parameter "op_costs" and "reg_pref".
6125 (record_operand_costs): Break out from ...
6126 (scan_one_insn): ... here.
6127 (dump_regclass): Make dumps nicer.
6128 (regclass): Dump preferrences choosed and changes done during passes.
6130 2000-01-03 Jakub Jelinek <jakub@redhat.com>
6132 * config/sparc/sparc.c (gen_df_reg): Fix for 32bit SPARC.
6134 2000-01-03 Jakub Jelinek <jakub@redhat.com>
6136 * config/sparc/sparc.c (gen_df_reg): New function.
6137 * config/sparc/sparc-protos.h (gen_df_reg): Add prototype.
6138 * config/sparc/sparc.md (movtf_no_e_insn_sp64+1,
6139 movtf_no_e_insn_sp64+2, movtf_no_e_insn_sp64+3, movtf_cc_sp64+1,
6140 movtf_cc_reg_sp64+1): Use it.
6142 2000-01-02 Mark Mitchell <mark@codesourcery.com>
6144 * integrate.c (copy_decl_for_inlining): Clear TREE_ADDRESSABLE on
6147 Mon Jan 3 02:54:40 2000 Hans-Peter Nilsson <hp@bitrange.com>
6149 * config/i386/i386.c (ix86_expand_unary_operator): Function
6150 definition made void.
6151 (ix86_expand_binary_operator): Update outdated preceding comment.
6152 * config/i386/i386-protos.h (ix86_expand_unary_operator): Update
6155 * config/i386/i386.c (override_options): Fix option-name typo.
6157 2000-01-02 Mark Mitchell <mark@codesourcery.com>
6159 * system.h (CEIL): Define.
6160 * builtins.c (CEIL): Remove.
6161 * expmed.c (CEIL): Likewise.
6162 * expr.c (CEIL): Likewise.
6163 * stor-layout.c (CEIL): Likewise.
6165 2000-01-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6167 * expr.c (store_constructor_field): Fix typo introduced with last
6170 2000-01-01 Mark Mitchell <mark@codesourcery.com>
6172 * tree.h (BINFO_N_BASETYPES): New macro.
6174 2000-01-01 Bernd Schmidt <bernds@cygnus.co.uk>
6176 * expmed.c (emit_store_flag): Prevent losing a pending stack
6177 adjust the same way we prevent losing queued increments.
6179 Fri Dec 31 19:10:31 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6181 * function.c (update_temp_slot_address): Handle case where sum of
6182 temporary address plus offset in register is a valid address.
6184 1999-12-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6186 * genrecog.c (change_state) Corrected typo.
6188 1999-12-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6190 * system.h (bcopy, bcmp, bzero, index, rindex, atof, atol, free,
6191 getcwd, getenv, getwd, sbrk, strstr, malloc, calloc, realloc,
6192 strerror, getrlimit, setrlimit, abort): Add prototype arguments.
6194 1999-12-30 Bernd Schmidt <bernds@cygnus.co.uk>
6196 * i386.c (ix86_expand_fp_compare): In non-sahf non-TARGET_IEEE
6197 case, expand GT comparisons correctly. Fix a comment before this
6200 1999-12-30 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
6202 * dwarfout.c: Include "frame.h"
6203 * dwarf2out.c: Likewise.
6204 * Makefile.in (dwarfout.o): Depend on frame.h
6205 (dwarf2out.o): Likewise.
6207 1999-12-29 "Martin v. Loewis" <martin@loewis.home.cs.tu-berlin.de>
6209 Restore i386 binary compatibility in Dwarf EH info.
6210 * config/i386/i386.h (DWARF_FRAME_REGISTERS): Define as 17, the old
6211 value of FIRST_PSEUDO_REGISTER.
6212 * frame.h (DWARF_FRAME_REGISTERS): Default to FIRST_PSEUDO_REGISTER.
6213 (struct frame_state): Use DWARF_FRAME_REGISTERS.
6214 * dwarfout.c (output_reg_number): Ditto.
6215 * dwarf2out.c (reg_number, expand_builtin_init_dwarf_reg_sizes): Ditto.
6216 (DWARF_FRAME_RETURN_COLUMN): Default to DWARF_FRAME_REGISTERS.
6218 1999-12-29 Bruce Korb <autogen@linuxbox.com>
6220 * fixinc/fixincl.c(wait_for_pid): sometimes a WSTOPSIG of zero is OK
6221 * fixinc/fixincl.tpl(<hack>TEST_CT): Just do the existence test once
6222 (<hack>_RE_CT): not needed
6223 * fixinc/fixlib.c(is_cxx_header): moved from fixtests.c
6224 rewritten to scan the file text once only
6225 "template<..." test added
6226 * fixinc/fixlib.h(apply_fix_p_t): moved from fixtests.c
6227 (is_cxx_header): declaration added
6228 * fixinc/fixtests.c(is_cxx_header): removed
6229 (apply_fix_p_t): removed
6230 (double_slash_test): is_cxx_header is only called once now
6231 * fixinc/hackshell.tpl: indexing the fixes is now done under DEBUG
6232 * fixinc/inclhack.def(FIXINC_DEBUG): added for testing DEBUG state
6233 within the templates.
6234 The borken spelling of "broken" was fixed.
6235 * fixinc/inclhack.tpl: The $VERBOSE level is used on various messages
6236 The default level depends on FIXINC_DEBUG.
6238 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6240 * crtstuff.c: If !inhibit_libc, include stdlib.h/unistd.h.
6241 Otherwise provide a declaration for atexit.
6242 (init_dummy): Make sure dummy call to atexit is nevertheless
6243 called with correct number of args.
6245 * frame.c: Update comments referring to other files.
6247 * libgcc2.c: Likewise.
6249 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6251 * cse.c (free_element, get_element): Remove unused prototypes.
6253 * fold-const.c (extract_muldiv): Initialize variables `op0' and
6256 * jump.c (invert_exp): Add explicit braces to avoid ambiguous
6259 Wed Dec 29 12:44:54 1999 Donald Lindsay <dlindsay@cygnus.com>
6261 * configure.in,configure: case arm for mn10200-*-* now sets
6262 float_format=i32 so that float.h will correctly claim "double"
6263 to be 32 bits. Ran autoconf to generate configure from .in file.
6265 Wed Dec 29 10:53:21 1999 Jeffrey A Law (law@cygnus.com)
6267 * pa.md (conditional zero): If op1 is a register, force it into
6268 the same register as op0.
6270 1999-12-28 Mark Mitchell <mark@codesourcery.com>
6272 * tree.h (BINFO_BASETYPES): Improve documentation.
6274 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6276 * configure.in (--enable-checking): Use a more portable `for'
6279 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6281 * configure.in (AC_DECL_SYS_SIGLIST, xm-siglist.h,
6282 arm/xm-netbsd.h, NO_SYS_SIGLIST): Don't use.
6284 * xm-siglist.h, arm/xm-netbsd.h, mips/xm-news.h, mips/xm-sysv4.h:
6287 * gcc.texi (NO_SYS_SIGLIST, sys_siglist, SYS_SIGLIST_DECLARED):
6288 Delete descriptions.
6290 * i386/osf1elf.h, i386/xm-cygwin.h, i386/xm-mingw32.h, m68k/3b1.h,
6291 m68k/a-ux.h, m68k/dpx2.h, m68k/plexus.h, m68k/xm-hp320.h,
6292 m88k/xm-m88k.h, mips/x-sni-svr4, pa/xm-pa.h, pa/xm-pahpux.h,
6293 pa/xm-papro.h, we32k/xm-we32k.h, winnt/xm-winnt.h, xm-interix.h,
6294 xm-svr4.h: Remove all instances of sys_siglist handling.
6296 1999-12-27 Jakub Jelinek <jakub@redhat.com>
6298 * config/sparc/sparc.md (cmp_zero_qi,
6299 cmp_zero_extendqisi2_andcc_set, cmp_zero_qi_sp64,
6300 cmp_zero_extendqidi2_andcc_set): New patterns.
6302 1999-12-28 Manfred Hollstein <mhollstein@cygnus.com>
6304 * m68k/t-mot3300-gald (CROSS_LIBGCC1): Define to libgcc1-asm.a.
6305 (LIB1ASMSRC, LIB1ASMFUNCS, LIB2FUNCS_EXTRA): Define.
6306 (fpgnulib.c, xfgnulib.c): Add rules.
6307 * m68k/t-mot3300-gas: Likewise.
6309 1999-12-27 Ian Lance Taylor <ian@zembu.com>
6311 * configure.in: Avoid [[ by using test and changequote. Add
6312 changequote required by 1999-12-14 change.
6313 * configure: Rebuild.
6315 1999-12-27 Clinton Popetz <cpopetz@cygnus.com>
6317 * config/mips/mips.h: Fix typo from 12/17/99 libgcc2 fix.
6319 1999-12-27 Christophe Jaillet <jaillet.christophe@caramail.com>
6321 * alias.c (nonlocal_reference_p): Add else for disjoint ifs.
6322 * flow.c (find_use_as_address): Likewise.
6323 * function.c (fixup_var_refs_1): Likewise.
6324 (walk_fixup_memory_subreg, fixup_stack_1): Likewise.
6325 * jump.c (invert_exp, redirect_exp): Likewise.
6326 * loop.c (replace_call_address): Likewise.
6327 (count_nonfixed_reads): Likewise.
6328 * rtlanal.c (modified_between_p): Likewise.
6329 (modified_in_p, volatile_insn_p, volatile_refs_p): Likewise.
6330 (side_effects_p, replace_regs, jmp_uses_reg_or_mem): Likewise.
6331 * unroll.c (remap_split_bivs): Likewise.
6333 1999-12-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6335 * diagnostic.c (v_message_with_decl): Use .* format specifier
6336 instead of building the format specifier width manually.
6338 * system.h (strsignal): Don't check HAVE_STRSIGNAL when
6339 determining whether to provide a prototype. Remove the
6340 sys_siglist clause in the conditional.
6342 1999-12-23 Martin v. Löwis <loewis@informatik.hu-berlin.de>
6344 * fold-const.c (operand_equal_p): Use memcmp to compare string
6346 Suggested by D. J. Bernstein
6348 1999-12-17 Jakub Jelinek <jakub@redhat.com>
6350 * config/h8300/h8300.h (TARGET_H8300H, TARGET_H8300S): Make sure
6351 UNITS_PER_WORD and BITS_PER_WORD are compile time constants when
6353 * config/mips/mips.h (TARGET_64BIT): Likewise.
6354 * config/rs6000/rs6000.h (TARGET_POWERPC64): Likewise.
6355 * libgcc2.c: Use {,U}{HW,W,DW}type and DWunion everywhere instead
6356 of {SI,DI}type and DIunion. Define these types to QI/HI modes on
6357 dsps. Give routines proper names if SI/DI modes are not used.
6358 * longlong.h: Use DWunion instead of DIunion.
6360 1999-12-26 Zack Weinberg <zack@wolery.cumb.org>
6362 * acconfig.h: New ENABLE flags: TREE_CHECKING, RTL_CHECKING,
6363 GC_CHECKING, GC_ALWAYS_COLLECT.
6364 * configure.in: Allow --enable-checking with an argument
6365 listing check modes to enable.
6366 * config.in, configure: Rebuilt.
6367 * ggc-page.c, ggc-simple.c: Define GGC_POISON (and
6368 GGC_ALWAYS_VERIFY for ggc-simple.c) only if
6369 ENABLE_GC_CHECKING. Define GGC_ALWAYS_COLLECT only if
6370 ENABLE_GC_ALWAYS_COLLECT.
6371 * rtl.h, rtl.c: Change ENABLE_CHECKING to ENABLE_RTL_CHECKING
6373 * tree.h, tree.c: Change ENABLE_CHECKING to
6374 ENABLE_TREE_CHECKING throughout.
6376 Sun Dec 26 07:48:20 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6378 * fold-const.c (fold_truthop): Properly check for FP RHS.
6380 1999-12-24 Mark Mitchell <mark@codesourcery.com>
6382 * toplev.h (note_deferall_of_defined_inline_function): Declare.
6383 * toplev.c (note_deferral_of_defined_inline_function): New
6384 function, split out from ...
6385 (rest_of_compilation): ... here. Use it.
6387 Fri Dec 24 12:34:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6389 * expr.c (store_constructor): Don't call clear_storage if size is
6392 1999-12-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6394 * Makefile.in (toplev.o): Depend on loop.h.
6396 * dwarfout.c: Include tm_p.h.
6398 * emit-rtl.c (restore_emit_status): Mark parameter with
6401 * final.c (final_scan_insn): Likewise.
6403 * flow.c (flow_nodes_print, flow_exits_print, flow_loops_cfg_dump,
6404 flow_loop_nested_p, flow_loop_exits_find, flow_loop_nodes_find,
6405 flow_depth_first_order_compute, flow_loop_pre_header_find,
6406 flow_loop_tree_node_add, flow_loops_tree_build,
6407 flow_loop_level_compute, flow_loops_level_compute,
6408 flow_loop_outside_edge_p): Add prototypes.
6409 (recompute_reg_usage): Mark parameters with ATTRIBUTE_UNUSED.
6411 * ggc-callbacks.c (lang_mark_tree, lang_mark_false_label_stack):
6412 Mark with ATTRIBUTE_NORETURN.
6414 * hash.c (hash_newfunc): Mark parameter with ATTRIBUTE_UNUSED.
6416 * local-alloc.c (no_conflict_p): Likewise.
6418 * loop.c (insert_bct): Hide definitions of variables with hidden
6420 (note_reg_stored): Mark parameter with ATTRIBUTE_UNUSED.
6422 * regclass.c (memory_move_secondary_cost): Mark variable `mem'
6423 with ATTRIBUTE_UNUSED.
6424 (record_reg_classes): Mark parameter with ATTRIBUTE_UNUSED.
6425 (reg_scan): Likewise.
6427 * reload.c (find_reloads): Remove unused variables `changed'.
6429 * reload1.c (reload_reg_class_lower): Don't unnecessarily cast
6431 (allocate_reload_reg): Mark parameter with ATTRIBUTE_UNUSED.
6432 Remove unused variable `insn'.
6434 * toplev.c: Include loop.h.
6435 (report_file_and_line): Remove unnecessary prototype.
6437 * tree.c (build_block): Mark parameter with ATTRIBUTE_UNUSED.
6439 * unroll.c (biv_total_increment): Likewise.
6441 Thu Dec 23 23:15:22 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6443 * reload1.c (emit_input_reload_insns): Restore old behaviour
6444 wrt. 'special' reloads.
6446 1999-12-23 Zack Weinberg <zack@wolery.cumb.org>
6448 * Makefile.in (ggc-simple.c, ggc-page.c): Don't depend on
6449 hash.h. (cse.c): Don't depend on hashtab.h.
6451 * cse.c: Don't include hashtab.h.
6452 (hash_cse_reg_info, cse_reg_info_equal_p): Delete prototypes
6454 * ggc-simple.c: Don't include hash.h.
6456 1999-12-22 Jason Merrill <jason@casey.cygnus.com>
6458 * dwarf2out.c (add_abstract_origin_attribute): Call
6459 gen_abstract_function on our function context.
6461 Thu Dec 23 03:57:10 1999 Hans-Peter Nilsson <hp@bitrange.com>
6463 * Makefile.in (INTEGRATE_H): Fix typo: INTEGRATE_H, not INTREGRATE_H.
6465 1999-12-23 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6467 * config/c4x/c4x.c (c4x_address_cost): Add statement to default
6470 1999-12-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6472 * config/c4x/c4x.md (*addqi3_noclobber_reload): Change operand 0
6473 constraints to "a!r".
6475 1999-12-21 Mark Mitchell <mark@codesourcery.com>
6477 * Makefile.in (calls.o): Depend on function.h.
6478 (alias.o): Likewise.
6480 1999-12-21 Bernd Schmidt <bernds@cygnus.co.uk>
6482 * reload1.c (emit_reload_insns): Break out code and variables into...
6483 (input_reload_insns, other_input_address_reload_insns,
6484 other_input_reload_insns, input_address_reload_insns,
6485 inpaddr_address_reload_insns, output_reload_insns,
6486 output_address_reload_insns, outaddr_address_reload_insns,
6487 operand_reload_insns, other_operand_reload_insns,
6488 other_output_reload_insns): ... new static variables, and...
6489 (emit_input_reload_insns, emit_output_reload_insns, do_input_reload,
6490 do_output_reload): ... new functions.
6492 Tue Dec 21 07:06:36 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6494 * pa.h (FUNCTION_ARG_BOUNDARY): Never return 0.
6496 1999-12-21 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6498 * md.texi: Add c4x constraints documentation.
6500 1999-12-21 Martin v. Löwis <loewis@informatik.hu-berlin.de>
6502 * config/i386/dgux.c (struct option): Rename to
6503 lang_independent_option.
6504 (struct m_options): Add description field.
6505 (output_options): Rename option type, add sep declaration, output
6506 ix86_cpu_string and ix86_arch_string only if set.
6507 (output_file_start): Rename option type.
6509 Mon Dec 20 23:15:36 1999 Mike Stump <mrs@wrs.com>
6511 * Makefile.in (crtbegin.o, crtend.o, s-crtS): Depend on
6513 (libgcc2.a): Similarly.
6515 Mon Dec 20 23:06:47 1999 David Edelsohn <edelsohn@gnu.org>
6517 * longlong.h (_ARCH_PPC): Only protect add_ssaaaa and sub_ddmmss
6518 with W_TYPE_SIZE == 32. Do not fall through to POWER architecture
6519 for umul_ppmm and smul_ppmm if !_ARCH_PPC and !_ARCH_POWER.
6521 Mon Dec 20 23:02:03 1999 Jeffrey A Law (law@cygnus.com)
6523 * fold-const.c (real_hex_to_f): Remove unused "isldouble" variable.
6524 Remove redundant initialization of "frexpon" and "expon".
6526 Mon Dec 20 15:00:04 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6528 * tree.c (real_value_from_int_cst): Clear REAL_VALUE_TYPE object first.
6530 * expr.c (store_constructor): New argument SIZE; pass to clear_storage.
6531 (store_constructor_field, expand_expr): Pass new arg.
6533 1999-12-20 Mark Mitchell <mark@codesourcery.com>
6535 * Makefile.in (explow.o): Depend on function.h.
6537 * stor-layout.c (set_sizetype): Fix typo.
6539 1999-12-20 Bernd Schmidt <bernds@cygnus.co.uk>
6541 * function.c (cfun): Renamed from current_function. All users
6543 * function.h (cfun): Rename declaration as well.
6545 * reload.h (struct insn_chain): Change live_throughout and dead_or_set
6546 to be of type regset_head, not regset. All users changed by adding
6548 * reload1.c (new_insn_chain): Don't allocate regsets, just clear them.
6550 1999-12-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6552 * config/c4x/rtems.h: New file.
6554 1999-12-19 Bernd Schmidt <bernds@cygnus.co.uk>
6556 * reload1.c (spill_failure): Take class of failed reload as argument
6557 and print it. Caller changed.
6559 Sun Dec 19 07:50:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6561 * rs6000.h (SUBTARGET_DEFAULT): New macro.
6562 (TARGET_SWITCHES): Allow subtargets to default switches.
6563 * rs6000/vxppc.h (SUBTARGET_DEFAULT): New macro.
6565 1999-12-18 Mark Mitchell <mark@codesourcery.com>
6567 * crtstuff.c (__do_global_ctors_aux): Do not call __cxa_finalize
6570 Sat Dec 18 20:42:43 1999 Richard Henderson <rth@cygnus.com>
6572 * cccp.c (main): Define __STDC_VERSION__ as necessary.
6573 * cppinit.c (cpp_handle_option): Likewise.
6575 * ginclude/stdarg.h (va_copy): Use __STDC_VERSION__ to
6576 determine when to define.
6578 Sat Dec 18 20:34:00 1999 Richard Henderson <rth@cygnus.com>
6580 * alpha.c (alpha_emit_conditional_move): If TARGET_FIX, handle
6581 cmove with mismatched test and data modes.
6583 Sat Dec 18 20:30:15 1999 Richard Henderson <rth@cygnus.com>
6585 * c-typeck.c (c_expand_start_case): Don't warn for long switch
6588 Sat Dec 18 16:28:43 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6590 * alias.c: Minor reformatting.
6593 * stor-layout.c: Likewise.
6594 * fold-const.c: Likewise.
6595 (OVERFLOW_SUM_SIGN): Renamed from overflow_sum_sign.
6596 (struct cb_args, const_binop_1, const_binop): Pass type of arg,
6598 (size_int_wide): Cache nodes even if garbage collecting.
6599 (twoval_comparison_p): Reenable SAVE_EXPR case if operand
6600 of SAVE_EXPR has no side effects.
6601 * cse.c: Move a comment.
6602 * tree.c: Minor reformatting.
6603 (int_size_in_bytes): Return -1 if constant overflows.
6605 Sat Dec 18 18:30:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6607 * unroll.c (copy_loop_body): Don't treat a REG like a PLUS.
6609 1999-12-18 10:42 -0800 Zack Weinberg <zack@wolery.cumb.org>
6611 * objc/objc-parse.c: Regenerate. This file must be rebuilt
6612 after any change to c-parse.in, even if objc-parse.y didn't
6615 1999-12-18 David S. Miller <davem@redhat.com>
6617 * toplev.c (rest_of_compilation): Restore BLOCK tree
6618 reconstruction and branch shortening changes lost in
6619 December 18th change.
6621 Sat Dec 18 05:29:29 1999 Scott Bambrough <scottb@netwinder.org>
6623 * config/arm/linux-elf.h: Change all instances of
6624 ARM_FLAG_SHORT_BYTES to ARM_FLAG_MMU_TRAPS.
6625 * config/arm/uclinux-elf.h: Likewise.
6627 1999-12-18 Gabriel Dos Reis <gdr@codesourcery.com>
6629 * toplev.c (notice, vmessage, v_message_with_file_and_line,
6630 v_message_with_decl, file_and_line_for_asm,
6631 v_error_with_file_and_line, v_error_with_decl, v_error_for_asm,
6632 verror, vfatal, v_warning_with_file_and_line, v_warning_with_decl,
6633 v_warning_for_asm, vwarning, vpedwarn, v_pedwarn_with_decl,
6634 v_pedwarn_with_file_and_line, vsorry, vnotice, count_error,
6635 pfatal_with_name, fatal_io_error, need_error_newline,
6636 last_error_function, last_error_tick, announce_function,
6637 default_print_error_function, print_error_function,
6638 report_error_function, fnotice, error_with_file_and_line,
6639 error_with_decl, error_for_asm, error, set_fatal_function, fatal,
6640 _fatal_insn, _fatal_insn_not_found, warning_with_file_and_line,
6641 warning_with_decl, warning_for_asm, warning, pedwarn,
6642 pedwarn_with_decl, pedwarn_with_file_and_line, sorry): Move to
6644 (compile_file): Use fnotice instead of notice. Adjust call.
6646 * diagnostic.c: New file.
6648 * Makefile.in (OBJS): Include diagnostic.o
6649 (diagnostic.o): Define dependence.
6651 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6653 * config/c4x/c4x.h (ASM_OUTPUT_XXX): Wrap in do-while(0).
6656 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6658 * config/c4x/c4x.md (rpts_top, rptb_top): Add clobbers for rs and re.
6660 1999-12-17 13:21 -0800 Zack Weinberg <zack@rabi.columbia.edu>
6662 * fixtests.c (is_cxx_header): New fn, split out of
6664 (else_endif_label): Allow "#endif // comment" in C++ headers,
6665 as determined by is_cxx_header.
6666 * fixfixes.c (else_endif_label_fix): Update comment.
6667 * fixincl.c: Don't output VERB_PROGRESS lines if stdout is not
6669 * genfixes: Correct double thinko in commandline parsing.
6670 * hackshell.tpl: Generate correct sh syntax for bypass
6673 * inclhack.def (all): Whenever an inserted preprocessor
6674 conditional is split over multiple lines, use double
6675 backslashes in this file so the fixed header will be readable.
6677 (AAB_fd_zero_glibc_1_0): Rename to AAB_fd_zero_asm_posix_types_h
6678 and add bypass entry for correct version of this header.
6679 (AAB_fd_zero_glibc_1_x): Rename to AAB_fd_zero_gnu_types_h.
6680 (AAB_fd_zero_glibc_2_0): Rename to AAB_fd_zero_selectbits_h.
6682 (hpux8_bogus_inlines): New fix, split from...
6683 (ultrix_atof_param) ... here.
6684 (math_expression): Add bypass entry keyed to glibc comment
6685 indicating the problem has been dealt with; disable
6686 unnecessary sed operations; update commentary.
6687 (math_gcc_ifndefs): Rename to math_huge_val_from_dbl_max,
6688 add select and bypass entries, simplify shell operation.
6689 (math_huge_val_ifndef): Split from math_gcc_ifndefs.
6691 (ip_missing_semi, rs6000_param, tinfo_cplusplus,
6692 ultrix_atof_param): Add select entry.
6693 (stdio_va_list, sunos_mather_decl): Add bypass entry.
6694 (systypes_for_aix, sysv86_string, tinfo_cplusplus): Put the
6695 comments with the fixes they describe.
6697 * c-parse.in (string action): Do not warn about ANSI string
6698 concatenation in system headers. Affects C parser only.
6699 * c-parse.y, c-parse.c, c-parse.h: Rebuild.
6701 1999-12-16 Jakub Jelinek <jakub@redhat.com>
6703 * config/sparc/sparc.h (TARGET_ARCH32): Exchange ifdefs so that if
6704 compiling libgcc2 the macro depends always on arch cpp defines.
6706 Fri Dec 17 10:34:16 1999 Richard Earnshaw <rearnsha@arm.com>
6708 * loop.c (insert_loop_mem): Don't record MEMs from inside
6711 Fri Dec 17 12:08:11 MET 1999 Jan Hubicka <hubicka@freesoftr.cz>
6713 * regclass.c (regclass): Do not use flowgraph when not optimizing.
6715 * gcse.c (try_replace_reg): Do replacements in REG_EQUAL/REG_EQUIV
6716 notes too, create one when replacement failed, attempt to simplify
6718 (cprop_insn): Propagate even to registers mentioned only in REG_EQUAL
6721 1999-12-16 Mark Mitchell <mark@codesourcery.com>
6723 * crtstuff.c (__dso_handle): Declare.
6724 (__cxa_finalize): Likewise.
6725 (do_global_dtors_aux): Call __cxa_finalize if __dso_handle is
6728 * invoke.texi: Document -fuse-cxa-atexit.
6730 * tree.h (ptr_type_node): Document.
6731 (const_ptr_type_node): Likewise.
6733 Fri Dec 17 01:32:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6735 * regmove.c (optimize_reg_copy_1): Ignore LOOP notes.
6736 (optimize_reg_copy_2): Likewise.
6737 (optimize_reg_copy_3): Likewise.
6738 (fixup_match_2): Likewise.
6739 (regmove_optimize): Likewise.
6740 (fixup_match_1): Liekwise.
6742 * i386.md (HI to SImode promoting splitters): Rewrite.
6743 (pushsf mem peep2): New.
6744 (testhi to andhi peep2): Remove.
6745 * i386.h (x86_promote_QImode): New.
6746 (TARGET_PROMOTE_QImode): New.
6747 (PREDICATE_CODES): Add promotable_binary_operator.
6748 * i386.c (x86_promote_QImode0: New.
6749 (promotable_binary_operator): New.
6750 * i386-protos.h (promotable_binary_operator): New.
6752 * i386.md (test?i_1): Use "nonmemory_operand" predicate, simplify
6754 (one_cmpl?i*): Pass "NOT" to unary_operator_ok.
6756 1999-12-16 Mark Mitchell <mark@codesourcery.com>
6758 * Makefile.in (INTREGRATE_H): Rename to INTEGRATE_H.
6759 * function.c (insert_block_after_note): Remove.
6760 (retrofit_block): Likewise.
6761 (identify_blocks): Fix indentation.
6762 (reorder_blocks): Don't NULL out NOTE_SOURCE_FILE for a
6763 NOTE_INSN_BLOCK_BEG or NOTE_INSN_BLOCK_END.
6764 * function.h (insert_block_after_note): Remove prototype.
6765 (retrofit_block): Likewise.
6766 * integrate.c (expand_inline_function): Don't call
6767 find_loop_tree_blocks. Use expand_start_bindings_and_block, not
6768 just expand_start_bindings. Use the block_map to remap old
6769 NOTE_BLOCKs to new ones.
6770 (integrate_decl_tree): Keep track of remapped blocks.
6771 * integrate.h (struct inline_remap): Add block_map.
6772 * stmt.c (expand_fixup): Don't try to retrofit_blocks. Just set
6773 NOTE_BLOCK on the notes.
6774 (expand_start_bindings): Rename to ...
6775 (expand_start_bindings_and_block): Add parameter. Set NOTE_BLOCK.
6776 (expand_end_bindings): Set NOTE_BLOCK.
6777 * toplev.c (rest_of_compilation): In function-at-a-time-mode,
6778 reconstruct the BLOCK tree.
6779 * tree.h (expand_start_bindings): Macroize. Call ...
6780 (expand_start_bindings_and_block): New function.
6782 1999-12-16 Jakub Jelinek <jakub@redhat.com>
6784 * config/sparc/sparc.c (print_operand): Cast fprintf arguments
6785 to match the format.
6787 1999-12-16 David S. Miller <davem@redhat.com>
6789 * expr.c (emit_move_insn_1): Only emit clobbers if one of
6790 the outputs is a SUBREG.
6791 * rtlanal.c (reg_overlap_mentioned_p): Revert December 15th
6794 * config/sparc/sparc.c (epilogue_renumber): Add default case
6797 Thu Dec 16 11:33:57 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6799 * toplev.c (rest_of_compilation): Run branch shortening after
6802 * regclass.c (loop_depth): Remove
6803 (scan_one_insn): Do not handle LOOP_NOTE insns.
6804 (regclass): Go through basic blocks and set loop_cost
6806 Thu Dec 16 02:56:25 1999 Zack Weinberg <zack@bitmover.com>
6808 * tree.h (DECL_FROM_INLINE): Check DECL_ABSTRACT_ORIGIN too.
6810 Thu Dec 16 10:43:35 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6812 * i386.md (movqi): Use "nonimmediate_operand" for output operand.
6813 (movstrictqi, movdi, movsf, movdf, movxf): Likewise.
6814 (adddi, addqi, addhi, subdi, subqi, subhi, ffs): Likewise.
6816 Thu Dec 16 02:41:26 1999 Richard Henderson (rth@cygnus.com)
6818 * loop.c (insert_loop_mem): Ignore memory clobbers.
6820 * combine.c (simplify_comparison): Reduce (OP (MINUS A B) 0)
6823 Thu Dec 16 02:26:11 1999 Jeffrey A Law (law@cygnus.com)
6825 * profile.c: Remove redundant #include "output.h".
6827 * h8300.md (HImode preinc peephole): Fix typo.
6829 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
6831 * function.c (retrofit_block): Abort if we don't find a suitable insn.
6832 (insert_block_after_note): Abort if we don't have a previous block.
6833 Remove FN parameter.
6834 * function.h: Adjust.
6836 1999-12-15 Mark Mitchell <mark@codesourcery.com>
6838 * builtins.c (expand_builtin_mathfn): Make sure not to expand the
6839 argument more than once.
6841 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
6843 * stmt.c (expand_decl): Expand upper bound of a dynamic array.
6845 1999-12-15 Jakub Jelinek <jakub@redhat.com>
6847 * expr.c (emit_group_load): Use dst mode if src is VOIDmode.
6849 Wed Dec 15 16:11:55 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6851 * function.c (PREFERRED_STACK_BOUDNARY): Provide default value.
6852 (assign_stack_local_1): Limit alignment to PREFERRED_STACK_BOUNDARY,
6853 update stack_alignment_needed.
6854 (prepare_function_start): Initialize stack_alignment_needed
6855 * function.h (struct function): Add field stack_alignment_needed.
6857 Wed Dec 15 14:55:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6859 * caller-save.c (insert_one_insn): Returns struct insn_chain *.
6860 Handle live_throughout / dead_or_set instead of live_before /
6862 (save_call_clobbered_regs): Get register livenessinformation from
6863 chain->live_throughout.
6864 (add_stored_regs): New function.
6865 (insert_restore, insert_save): Add restored / saved registers to
6867 * global.c (reg_dies): New parameter chain.
6868 (reg_becomes_live): Third parameter is regs_set now.
6869 Changed all callers.
6870 (reg_dies): New parameter chain. Changed all callers.
6871 (build_insn_chain): Set live_throughout instead of
6872 live_before / live_after.
6873 * reload.h (struct insn_chain): Replace members live_before /
6874 live_after with live_throughout / dead_or_set.
6875 * reload1.c (new_insn_chain): Handle live_throughout / dead_or_set
6876 instead of live_before / live_after.
6877 (maybe_fix_stack_asms, find_reload_regs, finish_spills): Likewise.
6878 (order_regs_for_reload, find_reg, finish_spills): Likewise.
6879 (choose_reload_regs_init): Likewise.
6880 * stupid.c (current_chain, find_clobbered_regs): Delete.
6881 (stupid_life_analysis): Set chain->live_throughout chain->dead_or_set
6882 instead of chain->live_before / chain->live_after.
6883 (mark_hard_ref): New function.
6884 (stupid_mark_refs): Call mark_hard_ref. Clear chain->live_throughout.
6886 1999-12-15 David S. Miller <davem@redhat.com>
6888 * rtlanal.c (reg_overlap_mentioned_p): Handle CONCAT.
6890 Wed Dec 15 15:05:30 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6892 * flow.c (calculate_loop_depth): Make global, remove prototype,
6893 rewrite to use new loop infrastructure.
6894 (find_basic_block): Remove calculate_loop_depth call.
6895 * toplev.c (rest_of_compilation): Call find_basic_block.
6896 * output.h (calculate_loop_depth): Declare.
6898 * flow.c (dump_flow_info): Dump loop_depth.
6899 (flow_loops_nodes_find): Increase loop_depth for basic block in the
6901 (flow_loops_find): Initialize the loop_depth for each basic block.
6903 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
6905 * tree.c (decl_function_context): Handle virtual functions.
6907 * tlink.c (scan_linker_output): Don't look in demangled name when
6908 looking for linker output keywords.
6910 * dwarfout.c (output_type): We can defer namespace-scope classes.
6912 Wed Dec 15 01:23:29 1999 Jeffrey A Law (law@cygnus.com)
6914 * regclass.c (record_reg_classes): Update comment for merging
6915 register class preferences in reg->reg copies. Tighten conditions
6916 for merging register class preferences in reg->reg copies.
6918 Wed Dec 15 02:19:32 1999 David Edelsohn <edelsohn@gnu.org>
6920 * rs6000.md (tablejumpdi): Generate DImode LABEL_REF.
6922 1999-12-14 Geoff Keating <geoffk@cygnus.com>
6924 * config/m68k/m68020-elf.h (ENDFILE_SPEC): Delete.
6925 (INIT_SECTION_ASM_OP): Delete.
6926 (FINI_SECTION_ASM_OP): Delete.
6927 (STARTFILE_SPEC): Define to hold just crtbegin.o.
6929 1999-12-14 Jason Merrill <jason@casey.cygnus.com>
6931 * dwarf2out.c (add_abstract_origin_attribute): Do call abort if
6932 the abstract origin wasn't emitted.
6934 * dwarf2out.c (class_scope_p): New fn.
6935 (gen_subprogram_die): Use it.
6936 (gen_variable_die): Use it. Tweak logic.
6937 (gen_struct_or_union_type_die): Check context_die to determine
6938 if we're function-local.
6939 (dwarf2out_decl): Check DECL_BUILT_IN, not DECL_FUNCTION_CODE.
6941 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
6943 * loop.c (check_dbra_loop): Can't reverse a biv that has
6946 1999-12-14 Nick Clifton <nickc@cygnus.com>
6948 * config/arm/arm.c: Add support for -mcpu=arm720 command line
6951 Tue Dec 14 18:13:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6953 * loop.c (strength_reduce): Fix sign of giv lifetime calculation
6954 for givs made from biv increments.
6956 Tue Dec 14 08:11:27 1999 Richard Henderson <rth@cygnus.com>
6958 * configure.in (alpha-osf, alpha-linux): Handle ev6[78].
6959 * alpha.c (override_options): Recognize -mcpu=ev67.
6960 * alpha.h (CPP_CPU_EV67_SPEC): New.
6961 (CPP_CPU_DEFAULT_SPEC): Examine TARGET_CPU_DEFAULT to use it.
6962 (EXTRA_SPECS): Update.
6964 Tue Dec 14 08:04:28 1999 Richard Henderson <rth@cygnus.com>
6966 * cppp.c (main): Set trigraphs and __STRICT_ANSI__ as
6967 appropriate for -lang-c89 and -std=*.
6968 * cppinit.c (cpp_handle_option): Likewise.
6969 (new_pending_define): New, split out from cpp_handle_option.
6970 * gcc.c (default_compilers): Don't define __STRICT_ANSI__
6971 or enable trigraphs for -ansi/-std=*.
6973 * ginclude/stdarg.h (__va_copy): New.
6974 (va_copy): Don't define for C89.
6976 Tue Dec 14 08:37:27 CST 1999 Clinton Popetz <cpopetz@cygnus.com>
6978 * config/arm/arm.md (mulsidi3adddi, umulsidi3adddi): New patterns
6979 for long long multiply-accumulate.
6981 Tue Dec 14 13:51:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6983 * regclass.c (scan_one_insn): Set loop_cost to 1 when
6984 optimizing for size.
6986 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
6988 * reload1.c (reload): Can't avoid select_reload_regs/finish_spills
6989 if something changed. Back out that part of yesterday's changes.
6991 * loop.c (loop_max_reg): New static variable.
6992 (loop_optimize): Initialize it. Eliminate one unnecessary call to
6994 (scan_loop): Call reg_scan_update whenever we may have added new
6995 registers, and update loop_max_reg.
6997 Tue Dec 14 12:07:29 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6999 * regclass.c (record_reg_classes): Do not do the copying preferrencing
7000 when source does not die.
7002 * regclass.c (record_reg_classes): Handle INOUT operands propertly.
7004 1999-12-14 Jakub Jelinek <jakub@redhat.com>
7006 * config/sparc/linux64.h (TARGET_LIVE_G0,
7007 TARGET_BROKEN_SAVERESTORE): Don't support weird SPARC
7009 * config/sparc/linux.h (TARGET_LIVE_G0,
7010 TARGET_BROKEN_SAVERESTORE): Likewise.
7011 * config/sparc/linux-aout.h (TARGET_LIVE_G0,
7012 TARGET_BROKEN_SAVERESTORE): Likewise.
7014 * config/sparc/sparc.h (SPARC_DEFAULT_CMODEL): Default to CM_32.
7015 (CONDITIONAL_REGISTER_USAGE): For block profiling fix %g4 on sparc64,
7017 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Use %g4 instead of %g2
7018 as sparc64 block profiling register.
7019 * config/sparc/sparc.c (sparc_override_options): Allow block
7020 profiling with -m32.
7021 (sparc_block_profiler): Use %g4 instead of %g2 as sparc64 block
7023 * config/sparc/linux64.h (MACHINE_STATE_*): Only provide these
7024 macros on TARGET_ARCH32. sparc.h has macros good enough for sparc64.
7025 * config/sparc/sol2.h (MACHINE_STATE_*): Likewise.
7027 * config/sparc/xm-sp64.h: Avoid using __sparc_v9__ when testing
7029 * config/sparc/sparc.h: Likewise.
7030 * config/sparc/xm-sysv4-64.h: Likewise.
7031 * config/float-sparc.h: Likewise.
7032 * glimits.h: Likewise.
7033 * longlong.h: Likewise.
7035 * config/sparc/linux64.h (DEFAULT_VTABLE_THUNKS): Define to 1.
7036 (ASM_IDENTIFY_GCC): Remove.
7038 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
7040 * combine.c (combine_simplify_rtx): Don't make shared rtl.
7041 (simplify_logical): Likewise.
7043 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
7045 * cccp.c (INO_T_EQ): Disable inode-based optimization for Cygwin.
7046 * cppfiles.c (INO_T_EQ): Likewise.
7048 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
7050 * i386/crtdll.h (STARTFILE_SPEC): Add -pg profiling support.
7051 * i386/mingw32.h (LIB_SPEC): Likewise.
7052 (STARTFILE_SPEC): Likewise.
7053 * i386/uwin.h (LIB_SPEC): Likewise.
7054 (STARTFILE_SPEC): Likewise.
7056 * i386/mingw32.h (SUBTARGET_PROLOGUE): Override Cygwin definition.
7057 * i386/uwin.h (SUBTARGET_PROLOGUE): Likewise.
7059 Mon Dec 13 20:25:29 1999 Jeffrey A Law (law@cygnus.com)
7061 * combine.c (combine_simplify_rtx): Fix order of checks for
7062 (ashiftrt foo C) -> (lt foo (const_int 0)) simplification.
7064 1999-12-13 Clinton Popetz <cpopetz@cygnus.com>
7066 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi) Backed out
7067 12/10/99 change, reapplied to merged-arm-thumb-backend-branch.
7069 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
7071 * hard-reg-set.h (inv_reg_alloc_order): Declare if REG_ALLOC_ORDER is
7073 * regclass.c (inv_reg_alloc_order): New array.
7074 (regclass_init): If REG_ALLOC_ORDER is defined, initialize it.
7076 * reload.h (struct insn_chain): Delete fields group_size, group_mode,
7077 counted_for_groups, counted_for_nongroups. Add fields rld and
7079 * reload.c (push_secondary_reload): Don't set nongroup field of
7081 (push_reload): Likewise.
7082 (find_reloads): Delete code to compute nongroup fields.
7083 * reload1.c (reload_insn_firstobj): New static variable.
7084 (pseudos_counted, spilled_pseudos): Now of type regset_head. All
7086 (calculate_needs, find_tworeg_group, find_group, possible_group_p,
7087 count_possible_groups, modes_equiv_for_class_p, new_spill_reg,
7088 dump_needs, maybe_mark_pseudo_spilled, hard_reg_use_compare): Delete
7090 (count_pseudo, select_reload_regs, copy_reloads, find_reg): New
7092 (struct hard_reg_n_uses): Deleted.
7093 (potential_reload_regs): Deleted.
7094 (init_reload): Initialize spilled_pseudos and pseudos_counted.
7095 (reload): Don't try to allocate reload registers if we already know
7096 we have to make another pass. Call select_reload_regs. Free memory
7097 starting with reload_firstobj when starting another pass.
7098 Don't allocate spilled_pseudos.
7099 (calculate_needs_all_insns): Call copy_reloads for an insn that
7100 needs reloads; don't call calculate_needs.
7101 (spill_cost): New static array.
7102 (used_spill_regs_local): New static variable.
7103 (order_regs_for_reload): Rewrite to lose hard_reg_n_uses and the code
7104 to compute potential_reload_regs.
7105 (find_reload_regs): Completely rewritten to use find_reg.
7106 (allocate_reload_reg): Don't test counted_for_groups or
7107 counted_for_nongroups. Lose NOERROR arg and code to give an error;
7109 (choose_reload_regs): Add fallback code that uses the existing
7110 register allocation from find_reload_regs.
7112 Mon Dec 13 00:54:14 1999 Philippe De Muyter <phdm@macqel.be>
7114 * flow.c (create_edge_list): Cast xmalloc return value.
7116 Mon Dec 13 00:47:58 1999 Jeffrey A Law (law@cygnus.com)
7118 * doprnt.c: Remove incorrect comment closure.
7120 * cse.c: Fix a few minor whitespace goofs.
7122 1999-12-13 Don Bowman <don@pixstream.com>
7124 * mips/vxworks.h: Fix problem with comment termination.
7125 (EXTRA_SECTIONS): Add in_sbss.
7126 (EXTRA_SECTION_FUNCTIONS): Corresponding changes.
7128 1999-12-12 David S. Miller <davem@redhat.com>
7130 * cse.c (struct cse_reg_info): Add hash_next member,
7131 reorder rest of struct for better packing on 64-bit
7133 (cse_reg_info_tree): Kill.
7134 (REGHASH_SHIFT, REGHASH_SIZE, REGHASH_MASK, reg_hash,
7135 REGHASH_FN): New custom pow2 hash mechanism.
7137 (HASH_SHIFT, HASH_SIZE, HASH_MASK, HASH, table): Rework to
7138 use a pow2 hash table.
7139 (get_cse_reg_info): Rework to use new REGHASH.
7140 (new_basic_block): Likewise, use HASH_SIZE, and inline
7142 (remove_from_table): Rework to use HASH_SIZE/HASH_MASK,
7143 and inline free_element call.
7144 (lookup_as_function, insert, flush_hash_table, invalidate,
7145 remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg,
7146 invalidate_for_call, use_related_value, find_comparison_args,
7147 fold_rtx, equiv_constant, cse_insn, invalidate_memory): Likewise.
7148 (hash_cse_reg_info, cse_reg_info_equal_p, free_element,
7151 Sun Dec 12 21:31:44 1999 Jeffrey A Law (law@cygnus.com)
7153 * cse.c (cse_basic_block): Free qty_table consistently.
7155 1999-12-12 David S. Miller <davem@redhat.com>
7156 Jakub Jelinek <jakub@redhat.com>
7158 * config/sparc/sparc.md (movtf reg/reg split): Don't generate
7159 SUBREGs by hand, gen the appropriate hard reg directly.
7160 (movtf reg/mem split): Likewise and alter_subreg on destination
7162 (movtf mem/reg split): Similarly.
7163 (movdf_cc_sp64): Rename from hidden pattern.
7164 (movtf_cc_hq_sp64): Renamed from movtf_cc_sp64.
7165 (movtf_cc_sp64, following split): New pattern and splitter.
7166 (movdf_cc_reg_sp64): Rename from hidden pattern.
7167 (movtf_cc_reg_hq_sp64): Renamed from movtf_cc_reg_sp64, require
7169 (movtf_cc_reg_sp64, following split): New pattern and splitter.
7171 1999-12-12 Stephen L Moshier <moshier@mediaone.net>
7173 * loop.c (load_mems): Don't hoist written floating point mem
7176 1999-12-12 Mark Mitchell <mark@codesourcery.com>
7178 * except.h (struct eh_queue): Add `next' pointer.
7179 (struct eh_status): Make x_ehqueue a pointer.
7180 (push_ehqueue): Declare.
7181 (pop_ehqueue): Likewise.
7182 * except.c (expand_eh_region_end): Adjust now that ehqueue is a
7184 (expand_fixup_region_end): Likewise.
7185 (expand_leftover_cleanups): Likewise.
7186 (push_ehqueue): Define.
7187 (pop_ehqueue): Likewise.
7188 (emit_cleanup_handler): Use push_ehqueue and pop_ehqueue rather
7189 than doing it inline.
7190 (expand_start_all_catch): Adjust now that ehqueue is a
7192 (mark_eh_queue): Mark all level of the queue.
7193 (mark_eh_status): Adjust now that ehqueue is a
7195 (init_eh_for_function): Allocate ehqueue.
7196 (free_eh_status): Free it.
7197 * stmt.c (expand_cleanups): Save the ehqueue around the cleanup
7198 expansion for a fixup.
7200 1999-12-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7202 * gthr-single.h (__gthread_active_p): Add prototype arguments.
7204 * libgcc2.c (__udivmoddi4): Remove unnecessary decls.
7205 (__dummy, __builtin_saveregs, __bb_exit_trace_func, __bb_init_prg,
7206 __bb_trace_func, __bb_trace_func_ret, __bb_trace_ret,
7207 function_ptr, getpagesize, __enable_execute_stack,
7208 __enable_execute_stack, __clear_insn_cache,
7209 __enable_execute_stack, __do_global_dtors, __do_global_ctors,
7210 _cleanup, _exit, __default_terminate, __terminate_func,
7211 __terminate, __empty, __throw, new_eh_context,
7212 eh_context_initialize, eh_context_static, eh_context_specific,
7213 get_eh_context, __get_eh_context, __get_eh_info,
7214 init_reg_size_table, eh_threads_initialize,
7215 __get_dynamic_handler_chain, __sjthrow, __sjpopnthrow,
7216 __unwinding_cleanup, throw_helper, __throw, __rethrow,
7217 __pure_virtual): Add prototype arguments.
7218 (__bb_exit_func): Cast a sizeof to long when comparing against one.
7219 Cast a signed value to unsigned long when comparing against one.
7220 (new_eh_context): Wrap in _GTHREADS macro.
7221 (__sjthrow, __sjpopnthrow): Initialize variable `cleanup' at
7223 (in_reg_window): Mark parameters with __attribute__ ((__unused__)).
7224 (throw_helper): Initialize variables `handler_p' and `pc_p'.
7226 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7228 * combine.c (record_promoted_value): Remove unused variable
7231 * emit-rtl.c (renumber_insns): Likewise for `old_max_uid'.
7233 * global.c (record_conflicts): Likewise for `j'.
7235 * genoutput.c (output_insn_data): Don't unnecessarily cast away
7238 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7240 * i386-protos.h (output_387_binary_op, output_fix_trunc,
7241 output_fp_compare): Constify a char*.
7243 * i386.c (ix86_split_to_parts, ix86_safe_length_prefix): Add
7245 (override_options, ix86_comp_type_attributes, print_operand,
7246 output_387_binary_op, output_fix_trunc, output_fp_compare):
7248 (ix86_sched_reorder): Mark parameter `clock_var' with
7251 * i386.h (DEBUG_PRINT_REG): Constify a char*.
7253 Fri Dec 10 16:12:13 1999 Alexandre Petit-Bianco <apbianco@cygnus.com>
7255 * tree.def (EXPR_WITH_FILE_LOCATION): Temporarily add a third
7256 operand, for use in the Java front-end.
7258 1999-12-10 Ben Collins <bcollins@debian.org>
7260 * configure.in: Fix typo for "-64" in 64bit as check.
7261 * configure: Rebuilt.
7263 1999-12-10 Jakub Jelinek <jakub@redhat.com>
7265 * longlong.h (__sparc_v9__): Use %rDIGIT instead of %DIGIT where
7268 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7270 * c-parse.in (string): With -Wtraditional, warn if ANSI string
7271 concatenation is utilized.
7273 * invoke.texi (-Wtraditional): Document it.
7275 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7277 * flow.c (flow_loops_dump): Avoid ANSI string concatenation.
7278 Cast a ptrdiff_t to long and pass it to printf with %ld.
7280 1999-12-10 Geoff Keating <geoffk@cygnus.com>
7282 * config/m68k/m68k.h (CONDITIONAL_REGISTER_USAGE): If we have no
7283 68881, we have no 68881 registers at all.
7284 (HARD_REGNO_MODE_OK): It is always OK to put a MODE_FLOAT
7285 value in a 68881 register if it is available.
7287 1999-12-10 Clinton Popetz <cpopetz@cygnus.com>
7289 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi): New patterns
7290 for long long multiply-accumulate.
7292 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
7294 * loop.c (insert_loop_mem): Undo last change.
7296 1999-12-10 David S. Miller <davem@redhat.com>
7298 * config/sparc/sparc.c (fp_sethi_p, fp_mov_p, fp_high_losum_p):
7300 * config/sparc/sparc-protos.h: Add them.
7301 * config/sparc/sparc.h: Add them to PREDICATE_CODES.
7302 (EXTRA_CONSTRAINT_BASE): New macro, handling Q, R, and S
7303 constraints which use those helpers.
7304 (EXTRA_CONSTRAINT): Use this new macro.
7305 * md.texi: Update sparc target constraints documentation.
7306 * config/sparc/sparc.md (clear_sf, clear_sfp, movsf_const_intreg,
7307 movsf_const_high, movsf_const_lo, movsf_insn): Delete.
7308 (movsf_insn_novis_liveg0, movsf_insn_novis_noliveg0,
7309 movsf_insn_vis, movsf_lo_sum, movsf_high): New patterns.
7310 (movsf high/lo_sum split): Rework for new patterns.
7311 (movsf expander): Allow storing fp_zero to memory if ! live_g0.
7313 1999-12-09 Gavin Romig-Koch <gavin@cetus.cygnus.com>
7315 * c-common.c (c_common_nodes_and_builtins):
7316 Create __builtin_ptrdiff_t and __builtin_size_t.
7318 Thu Dec 9 18:05:48 1999 Jeffrey A Law (law@cygnus.com)
7320 * pa/elf.h (MAX_OFILE_ALIGNMENT): Define.
7322 Fri Dec 10 00:53:10 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7324 * regclass.c (globalize_reg): Re-instate test that allows
7325 fixed registers to be declared as a variable even after functions
7328 Fri Dec 10 00:52:13 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7330 * i386.md (cpu attribute): Add "athlon".
7331 (athlon_decode): New attribute.
7332 (Athlon scheduling units definitions): New.
7333 (fcmp and shld patterns): Set athlon_decode to "vector".
7334 * i386.c (athlon_cost): New.
7336 (x86_use_leave, x86_push_memory, x86_movx, x86_cmove, x86_deep_branch,
7337 x86_use_sahf): Set for Athlon.
7338 (x86_use_fiop): Unset for Athlon.
7339 (override_options): Define Athlon alignments and "athlon" name.
7340 (x86_adjust_cost): Penalize AGI and delayed latencies for Athlon.
7341 * i386.h (TARGET_ATHLON): New.
7342 (enum processor_type): Add PROCESSOR_ATHLON.
7343 (TARGET_CPU_DEFAULT_SPEC): Set to "-D__tune_athlon__"
7345 (TARGET_CPP_CPU_SPECS): Set -D__tune_athlon__ for Athlon.
7347 1999-12-09 Andreas Jaeger <aj@suse.de>
7349 * loop.c (record_biv): Declare parameter as int.
7351 * config/i386/i386-protos.h: Declare long_memory_operand.
7353 1999-12-09 Mark Mitchell <mark@codesourcery.com>
7355 * tree.c (copy_node): Do zero the TREE_CHAIN, even for an
7356 EXPR_WITH_FILE_LOCATION.
7358 Thu Dec 9 11:36:24 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7360 * i386.md (neg??, abs?f, one_cmpl?i): Use nonimmediate_operand
7363 * flow.c (recompute_reg_usage): Use basic block info to get loop_depth.
7365 * combine.c (try_combine, distribute_notes): Remove REG_N_REFS
7368 1999-12-09 Jakub Jelinek <jakub@redhat.com>
7370 * config/sparc/linux64.h (TARGET_DEFAULT): Make -mapp-regs
7371 default on linux64 again.
7372 * config/sparc/t-linux64: Add mno-app-regs and non-medlow code
7373 models for multilibing.
7374 * genmultilib: Accept | as alternative separator within a set in
7377 * config/sparc/sparc.h (PROMOTE_FOR_CALL_ONLY): Define.
7379 * calls.c (precompute_arguments): Make sure initial_value contains
7380 value pseudo which CSE expects.
7381 * cse.c (struct set): New entry orig_src.
7382 (cse_insn): Set it early on entry, use it for libcall EQUIV note
7385 Wed Dec 8 22:24:15 1999 Richard Henderson <rth@cygnus.com>
7387 * flow.c (count_basic_blocks): Don't add (use (const_int 0)) insns.
7389 1999-12-08 Bernd Schmidt <bernds@cygnus.co.uk>
7391 * loop.c (insert_loop_mem): Don't hoist volatile mems out of loops.
7393 1999-12-08 Jakub Jelinek <jakub@redhat.com>
7395 * config/sparc/sparc.c (ultra_cmove_results_ready_p,
7396 ultra_fpmode_conflict_exists, ultra_flush_pipeline): Typo fix.
7398 * config/sparc/sparc.h (SPARC_SETHI_P): Don't look at topmost 32 bits
7401 * longlong.h: Merge in changes from glibc.
7402 Also don't clobber %g2 register in 32bit SPARC assembly, so that
7403 -mno-app-regs libgcc can be compiled.
7404 * libgcc2.c: Add defines so that the updated longlong.h
7405 can be used in libgcc2.a. Also, make sure on most architectures
7406 (at least on all which have optimized code in longlong.h defined
7407 for) {SI,W}_TYPE_SIZE is suitable for preprocessor tests.
7409 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7411 * config/sparc/sol2-64.h: Same as sol2-sld-64.h, except that
7412 `-m EMULATION' is added to non-default LINK_ARCH_SPECs.
7413 * configure.in: Use sol2-64.h instead of sol2-sld-64.h if linker
7415 * configure: Rebuilt.
7417 Wed Dec 8 03:45:40 1999 Richard Henderson <rth@cygnus.com>
7419 * alpha.c (secondary_reload_class): For !BWX, sub-simode
7420 outputs require a register.
7422 1999-12-08 Brendan Kehoe <brendan@cygnus.com>
7424 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Add _sf_to_usi
7425 _df_to_usi. Required by some targets, so US_SOFTWARE_GOFAST calls to
7426 functions like dptoul will be resolved.
7427 (libgcc2.a): Make sure that the object files from DPBIT are named
7428 differently (prefix `_dp') from those that would be coming from
7431 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>, Jakub Jelinek <jakub@redhat.com>
7433 * configure.in: When target is sparc* and tm_file contains 64,
7434 test for 64bit support in assembler. If not supported, remove
7435 sparc/t-sol2-64 from target-dependent Makefile fragments.
7436 (AS_SPARC64_FLAG): Define to the assembler flag for 64bit.
7437 (HAVE_AS_OFFSETABLE_LO10): Rework test to use these flags.
7438 (HAVE_AS_REGISTER_PSEUDO_OP): Use config.cache.
7439 * acconfig.h (AS_SPARC64_FLAG): Added.
7440 * configure, config.in: Rebuilt.
7441 * config/sparc/sol2-sld-64.h: Same as sol2.h, if without 64bit
7442 support. Use AS_SPARC64_FLAG.
7444 1999-12-07 Jakub Jelinek <jakub@redhat.com>
7446 * config/sparc/sparc.c (hard_32bit_mode_classes): Mark registers
7447 suitable for holding OFmode values so that gcc works with complex
7449 (hard_64bit_mode_classes): Likewise.
7451 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): Fix pattern
7452 so that it is actually matched.
7453 (sethi_di_medlow): Likewise.
7455 * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Consider TFmode 0.0L
7456 as legitimate constant if -mvis.
7457 * config/sparc/sparc.md (movtf): Likewise.
7458 (clear_sf): Use const_double_operand.
7459 (clear_sfp, clear_dfp, clear_tf, clear_tfp): New patterns.
7461 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): New function.
7462 * config/sparc/sparc-protos.h (sparc_emit_float_lib_cmp): Prototype.
7463 * config/sparc/sparc.h (*_LIBCALL): Only use for _Q_*
7464 routines, _Qp_* cannot be handled like that now.
7465 (INIT_TARGET_OPTABS): Likewise.
7466 * config/sparc/sparc.md (cmptf): Accept soft float ARCH64.
7467 (seq, sne, sgt, sge, slt, sle, beq, bne, bgt, bge, blt, ble): Call
7468 sparc_emit_float_lib_cmp if ARCH64 and soft float.
7469 (extendsftf2, extenddftf2, trunctfsf2, trunctfdf2, floatsitf2,
7470 floatditf2, fix_trunctfsi2, fix_trunctfdi2, addtf3, subtf3, multf3,
7471 divtf3, sqrttf3): New expanders.
7472 (extendsftf2_hq, extenddftf2_hq, trunctfsf2_hq, trunctfdf2_hq,
7473 floatsitf2_hq, floatditf2_hq, fix_trunctfsi2_hq, fix_trunctfdi2_hq,
7474 addtf3_hq, subtf3_hq, multf3_hq, divtf3_hq, sqrttf3_hq): Rename from
7477 * configure.in (sparc64-*-linux*): Use posix threads if enabled.
7478 * configure: Rebuilt.
7479 * config/sparc/linux64.h: Default to -mcpu=ultrasparc if no
7480 -mcpu is given and we're doing 64bit compiles.
7482 Tue Dec 7 19:22:06 1999 Richard Henderson <rth@cygnus.com>
7484 * loop.h (struct induction): Add multi_insn_incr.
7485 * loop.c (basic_induction_var): New multi_insn_incr argument.
7486 Set it if we search back through previous insns for the biv.
7487 (record_biv): New multi_insn_incr argument; fill in struct induction.
7488 (strength_reduce): Discard an iv with multiple bivs, any of
7489 which require multiple insns to increment.
7491 1999-12-07 Martin v. Löwis <loewis@informatik.hu-berlin.de>
7493 * invoke.texi (C Dialect Options): Remove -flang-c9x, add -std
7496 1999-12-06 David S. Miller <davem@redhat.com>
7498 * combine.c (check_promoted_subreg): Do not conditionalize this upon
7499 PROMOTE_FUNCTION_RETURN.
7501 Mon Dec 6 15:12:14 1999 Jim Wilson <wilson@cygnus.com>
7503 * regmove.c (optimize_reg_copy_1): If no REG_DEAD note, check for
7504 and handle REG_UNUSED note on insn.
7506 * combine.c (force_to_mode, case LSHIFTRT): New local inner_mask. Set
7507 inner_mask instead of mask.
7509 1999-12-06 Brendan Kehoe <brendan@cygnus.com>
7511 * dwarf2out.c (field_byte_offset): As with dwarfout.c, size can be
7512 zero if there was an error.
7514 1999-12-06 Jakub Jelinek <jakub@redhat.com>
7516 * config/sparc/sparc.md (return_losum_di): Fix typo in asm
7519 * longlong.h: Fix clobbers in SPARC asm statements.
7521 * config/sparc/sparc.c (input_operand): Allow HImode and QImode
7522 valid sethi operations when TARGET_ARCH64.
7524 * calls.c (save_fixed_argument_area): If save_mode is BLKmode,
7525 always use move_by_pieces to avoid infinite recursion.
7526 (restore_fixed_argument_area): Likewise.
7528 * combine.c (check_promoted_subreg, record_promoted_value): New
7530 (combine_instructions): Use them to retain nonzero and sign bit
7531 information after SUBREGs are eliminated by optimizations in
7532 this pass if PROMOTE_FUNCTION_RETURN.
7534 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): Document
7535 .register declaration. Don't use variables with __ prefixes.
7537 Mon Dec 6 12:24:52 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7539 * fold-const.c (optimize_bit_field_compare): Only use one mode
7540 for both RHS and LHS in non-constant case.
7542 1999-12-06 Nathan Sidwell <nathan@acm.org>
7544 * frame.c (start_fde_sort): Only allocate erratic array, if
7545 linear one was allocated. Return allocated flag.
7546 (fde_insert): Only insert, if there's a valid array.
7547 (fde_end_sort): Split, sort and merge if linear and erratic
7548 arrays exist, else just sort linear one.
7549 (search_fdes): New function. Linear search through original fde
7551 (frame_init): Permit multiple initializations. Cope with
7553 (find_fde): Fallback on linear search, if failed to sort array.
7554 (__deregister_frame_info): Only free sorted array, if we
7557 1999-12-06 Jakub Jelinek <jakub@redhat.com>
7559 * config/sparc/sparc.h (MUST_PASS_IN_STACK): New macro.
7561 1999-12-05 Jakub Jelinek <jakub@redhat.com>
7563 * config/sparc/sparc.c (sparc64_initialize_trampoline): Use gen_flushdi.
7565 1999-12-05 Mark Mitchell <mark@codesourcery.com>
7567 * tree.h (special_function_p): Declare.
7568 * calls.c (special_function_p): Make it global. Don't take `name'
7569 as a parameter. Fix typo in 1999-11-28 change.
7570 (expand_cal): Adjust.
7572 1999-12-04 Mark Mitchell <mark@codesourcery.com>
7574 * tree.def (EXPR_WITH_FILE_LOCATION): Fix comment formatting.
7575 * tree.h (EXPR_WFL_FILENAME): Define in terms of
7576 EXPR_WFL_FILENAME_NODE.
7577 (EXPR_WFL_FILENAME_NODE): Use the second operand slot rather than
7579 * print-tree.c (print_note): Print TREE_PRIVATE and
7582 * dwarf2out.c (add_abstract_origin_attribute): Don't abort when
7583 the original die cannot be found.
7585 * varray.h (varray_head_tag): Add elements_used.
7586 (VARRAY_PUSH): New macro.
7587 (VARRAY_POP): Likewise.
7588 (VARRAY_TOP): Likewise.
7589 Add variants of VARRAY_PUSH and VARRAY_POP for all varray element
7591 * varray.c (varray_init): Initialize elements_used.
7592 * Makefile.in (BASIC_BLOCK_H): Add varray.h.
7593 (INTEGRATE_H): New variable.
7594 (integrate.o): Depend on INTEGRATE_H.
7595 (unroll.o): Likewise.
7597 * function.h (insert_block_after_note): Declare.
7598 * function.c (insert_block_after_note): Split out from ...
7599 (retrofit_block): ... here.
7601 * stmt.c (expand_fixup): Fix typo in comment.
7603 Sat Dec 4 14:13:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7605 * regmove.c (copy_src_to_dest): Remove loop_depth parameter.
7606 (optimize_reg_copy_1): Remove REG_N_REFS updating code.
7607 (optimize_reg_copy_2, copy_src_to_dest, fixup_match_2): Likewise.
7608 (regmove_optimize, fixup_match_1): Likewise.
7610 1999-12-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7612 * flow.c (flow_loops_dump): Add missing argument when calling
7615 1999-12-04 Geoffrey Keating <geoffk@cygnus.com>
7616 Greg McGary <gkm@gnu.org>
7618 * c-common.c (enum attrs): Add A_NO_LIMIT_STACK.
7619 (init_attributes): Add A_NO_LIMIT_STACK.
7620 (decl_attributes): Handle A_NO_LIMIT_STACK.
7621 * c-decl.c (duplicate_decls): Handle DECL_NO_LIMIT_STACK.
7622 * explow.c (allocate_dynamic_stack_space) [!HAVE_allocate_stack]:
7623 Handle stack bounds checking.
7624 * flags.h (flag_stack_check): Use the word 'probe' rather than
7625 'check', because the flag doesn't actually cause any checking to
7627 * function.c (expand_function_start): Set
7628 current_function_limit_stack.
7629 * function.h (struct function): Add limit_stack.
7630 (current_function_limit_stack): Define.
7631 * invoke.texi (Code Gen Options): Document new options.
7632 * rtl.h: Declare stack_limit_rtx.
7633 * toplev.c (stack_limit_rtx): New variable.
7634 (decode_f_option): Handle new options -fstack-limit-register=REG,
7635 -fstack-limit-symbol=IDENT, -fno-stack-limit.
7636 (main): Add stack_limit_rtx as GC root.
7637 * tree.h (DECL_NO_LIMIT_STACK): New macro.
7638 (struct tree_decl): New member no_limit_stack.
7640 * config/rs6000/rs6000.c (rs6000_allocate_stack_space): Handle
7642 * config/rs6000/rs6000.md (allocate_stack): Handle stack_limit_rtx.
7643 (conditional_trap+1): Get new mnemonic correct.
7644 (conditional_trap+2): New pattern for DImode traps.
7646 * config/m68k/m68k.c (output_function_prologue): Handle
7648 * config/m68k/m68k.md (trap): New insn.
7649 (conditional_trap): New insn.
7650 * md.texi (Standard Names): Document `trap' and
7652 * optabs.c (gen_cond_trap): Use start_sequence()/end_sequence()
7653 so a cc0 setter doesn't get emitted at some random place in the
7656 * config/i960/i960.md (trap): New insn.
7657 (conditional_trap): New expander.
7658 (conditional_trap+1, conditional_trap+2): New insns for signed
7660 * config/i960/i960.c (i960_function_prologue): Use
7661 STARTING_FRAME_OFFSET. Handle stack_limit_rtx.
7663 Thu Dec 2 21:22:45 1999 Greg McGary <gkm@gnu.org>
7664 Geoffrey Keating <geoffk@cygnus.com>
7666 * flags.h (warn_padded, warn_packed): Add global var decls.
7667 * toplev.c (warn_padded, warn_packed): Add global var defns.
7668 (W_options): Add warnings `-Wpacked' and `-Wpadded'.
7669 * stor-layout.c (layout_record): Add local variable `type'
7670 to hold often-used TREE_TYPE (field). Add local variable
7671 `unpacked_align' to hold alignment that would be in force
7672 if no `packed' attribute were present. Warn if `packed' attribute
7673 is unnecessary, or even harmful. Warn when gcc inserts padding
7674 to satisfy alignment requirements of members. Use NULL_TREE
7675 when checking whether var_size is set.
7676 * invoke.texi: Document new flags.
7678 1999-12-03 Nathan Sidwell <nathan@acm.org>
7680 * frame.c (fde_split): Reimplement to avoid variable sized array.
7682 Thu Dec 2 18:59:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7684 * combine.c (try_combine): Before fixing up LOG_LINKS for the
7685 i3_subst_into_i2 case, check that GET_CODE (PATTERN (i2)) == PARALLEL.
7687 1999-12-02 Gavin Romig-Koch <gavin@cygnus.com>
7689 * invoke.texi: Document the mips option -mno-crt0
7691 1999-12-02 Mike Karr <mkarr@mathworks.com>
7693 * cccp.c (argdata): Added free_ptr member.
7694 (macroexpand): Initialize free_ptr of each argument. When an
7695 argument's buffers are freed, if the argument's free_ptr corresponds
7696 to a buffer on the input stack, then return the free_ptr to that stack
7697 frame, otherwise, free it.
7698 (macarg): If an argument begins and ends on the same input stack level,
7699 then transfer the free_ptr of that buffer to the argument in case
7700 the stack is popped during the processing of a subsequent argument.
7702 1999-12-02 Bernd Schmidt <bernds@cygnus.co.uk>
7704 * loop.c (note_reg_stored): New function.
7705 (struct note_reg_stored_arg): New structure.
7706 (try_copy_prop): Change to be more conservative; only replace within
7707 one extended basic block and stop replacing if a store to the
7708 replacement reg is seen.
7710 1999-12-02 Nick Clifton <nickc@cygnus.com>
7712 * config/fp-bit.c: Initialise all fields of the NAN
7715 * c-lex.c (check_newline): Pass pragma_getc and pragma_ungetc
7718 Wed Dec 1 18:16:38 1999 Jan Hubicka <hubicka@freesoft.cz>
7720 * i386.md (extend?f?f2): Force the input into a register, not
7723 1999-12-01 Jakub Jelinek <jakub@redhat.com>
7725 * config/sparc/sparc.md (movsf_const_intreg): Add constraints for
7727 (movdf_const_intreg_sp32): Likewise. Prefer the memory load
7728 alternative because setting up 64bit constant is usually costly,
7729 especially when reload is in progress or completed.
7730 (movdf_const_intreg_sp64): Likewise.
7731 (movdf_const_intreg split): Fix building up constants when
7732 HOST_BITS_PER_WIDE_INT is 64 yet long is 32bit.
7734 Wed Dec 1 16:51:22 1999 Jeffrey A Law (law@cygnus.com)
7736 * combine.c (if_then_else_cond): Use const_true_rtx instead of
7737 const1_rtx for return values in EQ/NE comparison against (const_int 0)
7740 * mn10300.c (REG_SAVE_BYTES): Allocate space for AM33 registers.
7741 (asm_file_start): Emit .am33 into assembly file when compiling for
7743 (print_operand_address): Handle POST_INC addresses.
7744 (can_use_return_insn, initial_offset): Check AM33 registers too.
7745 (expand_prologue): Check & save AM33 registers too.
7746 (expand_epilogue): Similarly.
7747 (secondary_reload_class): Handle AM33 specific secondary reloads.
7748 (output_tst): Emit efficient code for the AM33 too.
7749 * mn10300.h (CPP_SPEC, TARGET_AM33): Define.
7750 (TARGET_SWITCHES): Add -mam33 switch.
7751 (FIRST_PSEUDO_REGISTER): Handle new AM33 registers.
7752 (FIXED_REGISTERS, CALL_USED_REGISTERS): Likewise.
7753 (REG_ALLOC_ORDER, CONDITIONAL_REGISTER_USAGE): Likewise.
7754 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P): Likewise.
7755 (enum reg_class, REG_CLASS_NAMES): Likewise.
7756 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Likewise.
7757 (INDEX_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
7758 (REGNO_OK_FOR_INDEX_P, PREFERRED_RELOAD_CLASS): Likewise.
7759 (PREFERRED_OUTPUT_RELOAD_CLASS, LIMIT_RELOAD_CLASS): Likewise.
7760 (REGISTER_MOVE_COST, REGISTER_NAMES): Likewise.
7761 (HAVE_POST_INCREMENT): Define.
7762 (GO_IF_LEGITIMATE_ADDRESS): Allow POST_INC addresses for the AM33.
7763 (GO_IF_MODE_DEPENDENT_ADDRESS): POST_INC is a mode dependent address.
7764 * mn10300.md (movqi, movhi, addsi, subsi): Add AM33 variants.
7765 (mulsi, andsi, iorsi, xorsi, notsi): Likewise.
7766 (ashiftsi, lshiftrtsi, ashiftrtsi): Likewise.
7767 (zero_extend to SI from QI/HI): Likewise.
7768 (sign_extend to SI from QI/HI): Likewise.
7769 (mulsidi3, umulsidi3): New patterns for the AM33.
7770 (tstsi with zero extension from QI/HI): Add AM33 variants.
7771 (movsi, movsf, movdi, movdf): Generate efficient code for the AM33 too.
7772 (return_internal_regs, store_movm): Handle new AM33 registers.
7773 * t-mn10300 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Define.
7774 (LIBGCC, INSTALL_LIBGCC): Likewise.
7775 * invoke.texi: Document new flags.
7777 Fri Nov 26 10:59:12 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
7779 * i386.md (addsi3_cc): Add "binary_operator_ok" to the condition.
7780 (addsi3_carry): Likewise.
7781 (sbbsi3_cc): Add "binary_operator_ok" to the condition.
7782 (sbbsi3_carry): Likewise.
7783 (mulsi3): Rewrite to expander, ensure that only one operand is memory.
7785 (test?i_1): Ensure that only one operand is memory.
7786 (conditional move patterns): likewise.
7787 (shift and rotate patterns): Rewrite to expander, add
7788 "binary_operator_ok" to the condition.
7790 * i386.md (QImode patterns): Remove '*' before the 'r' constraints.
7791 * i386.h (procesor_costs): Add movzbl_load field.
7792 (HARD_REGNO_MODE_OK): Accept QImode on non PARTIAL_REGISTER_STALL in
7793 non-Q registers, accept DImode registers anywhere.
7795 (MEMORY_MOVE_COST): Calculate QImode moves correctly.
7796 * i386.c (*_cost): Set value for movxbl_load field.
7798 * (addsi): New add to lea splitter.
7800 (lea to add/shift peep2): New.
7802 1999-12-01 Mark Salter <msalter@cygnus.com>
7804 * config/mips/elf.h (STARTFILE_SPEC): Add no-crt0.
7805 * config/mips/elf64.h (STARTFILE_SPEC): Add no-crt0.
7806 * config/mips/mips.h (TARGET_SWITCHES): Add no-crt0.
7808 Tue Nov 30 15:20:52 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7810 * i386.c (ix86_expand_move): Never add clobbers to move patterns.
7811 * i386.md (movsi_xor): New.
7813 (movsi_1, movhi_1, movqi_1): Remove.
7814 (movsi_2): Rename to movsi_1.
7815 (movhi_2): Rename to movhi_1.
7816 (movqi_2): Rename to movqi_1.
7817 (movdi_1): Remove; remove splitter.
7818 (movdi_2): Rename to movdi_1.
7819 (divmodsi4 splitter): Do not emit clobbers for move patterns.
7820 (long move peep2): Do not create QI or HI mode mov0s
7821 (mov -1,reg -> or peep2s): Enable again, rewrite to single peephole.
7823 * i386.md (zero_extend?i?i2): Rewrite to expanders; new patterns,
7826 * i386.md (neg?f2_if): Split "r" and "f" to separate alternatives.
7827 (abs?f2_if): Likewise.
7829 1999-11-30 Alex Samuel <samuel@codesourcery.com>
7831 * ggc.h (ggc_test_and_set_mark): New macro.
7832 (ggc_mark_rtx): Use ggc_test_and_set_mark.
7833 (ggc_mark_tree): Likewise.
7834 (ggc_mark_rtvec): Likewise.
7835 * ggc-common.c (ggc_mark_rtx_children): Reduce recursion.
7837 1999-11-30 Jason Merrill <jason@casey.cygnus.com>
7839 * dwarf2out.c (scope_die_for): Only handle types. Only search for
7841 (decl_scope_table): Just an array of trees now.
7842 (push_decl_scope): Simplify.
7843 (dwarf2out_init): Adjust.
7844 (local_scope_p): New fn.
7845 (gen_inlined_enumeration_type_die): Don't call scope_die_for.
7846 (gen_inlined_union_type_die, gen_inlined_structure_type_die): Likewise.
7847 (gen_typedef_die): Likewise.
7848 (gen_lexical_block_die): Don't call push/pop_decl_scope.
7849 (gen_inlined_subroutine_die): Likewise.
7850 (gen_abstract_function): Set current_function_decl temporarily.
7851 (gen_subprogram_die): Don't check DECL_ABSTRACT to set declaration.
7852 Handle block extern declarations. Don't call push/pop_decl_scope.
7853 (gen_decl_die): Fix logic for block externs.
7855 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7857 * calls.c (special_function_p): Remove `realloc' and add `strdup'
7858 to the list of functions which have attribute malloc by default.
7860 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7862 * c-lex.c (yylex): With -Wtraditional, when the ANSI type of an
7863 integer constant does not match the traditional type, limit the
7864 warnings to cases where the base of the type is ten.
7866 * invoke.texi (-Wtraditional): Document it.
7868 Tue Nov 30 15:18:35 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7870 * combine.c (try_combine): Only pass SET or CLOBBER to SET_DEST
7871 * rs6000.md: Only access a CONST_INT with INTVAL
7873 Tue Nov 30 14:21:00 1999 Richard Henderson <rth@cygnus.com>
7875 * lcm.c (compute_laterin): Cast bb->aux to size_t not int.
7876 (compute_nearerout): Likewise.
7877 * ggc-page.c (ggc_page_print_statistics): Explicitly cast
7878 size_t to unsigned long for formatting.
7880 1999-11-30 Jakub Jelinek <jakub@redhat.com>
7882 * config/sparc/sparc.h (FIXED_REGISTERS, CONDITIONAL_REGISTER_USAGE):
7883 Allow the user to override call-used/fixed state of %g2-5
7884 registers from the command line (with the exception of %g4 for
7886 (REG_LEAF_ALLOC_ORDER): Move %g1 and %g4-7 registers to front, so that
7887 there is a higher chance of having a leaf function.
7888 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Provide separate macros
7889 for ARCH64 which has %ccr register.
7890 * config/sparc/sparc.md (return_losum_si, return_losum_di): New
7892 * config/sparc/sparc.c (eligible_for_epilogue_delay): For the return
7893 insn accept into delay slot any insn which does not use %[ol]
7894 registers. Accept some LO_SUM and shift left by 1 for the normal
7896 (output_function_epilogue): Likewise.
7897 (epilogue_renumber): Added argument which inhibits any renumbering
7898 and just tests if the rtx does not use any %[ol] registers.
7899 (output_return): Reflect above change.
7901 1999-11-30 Jakub Jelinek <jakub@redhat.com>
7903 * config/sparc/sparc.c (sparc_va_arg): Fix sparc64 va_arg
7904 aggregate passing for sizes <= 16 bytes.
7906 1999-11-30 Bernd Schmidt <bernds@cygnus.co.uk>
7908 * cse.c (FIXED_REGNO_P): Delete tests for OVERLAPPING_REGNO_P.
7909 * global.c (global_alloc): Delete [OVERLAPPING_REGNO_P] code.
7910 * reload.c (find_dummy_reload): Likewise.
7911 (find_equiv_reg): Likewise; also for INSN_CLOBBERS_REGNO_P.
7912 * reload1.c (reload_as_needed): Likewise.
7913 * stupid.c (stupid_find_reg): Likewise.
7914 * tm.texi (Obsolete Register Macros): Delete section.
7915 * gmicro.h: Remove all traces of the two macros.
7920 1999-11-30 Brendan Kehoe <brendan@cygnus.com>
7922 * sparc.h (MASK_FASTER_STRUCTS, TARGET_FASTER_STRUCTS): Define.
7923 (TARGET_SWITCHES): Add -mfaster-structs/-mno-faster-structs flags.
7924 (ROUND_TYPE_ALIGN): Use better value if -mfaster-structs.
7925 * sparc.md (sparclite86x_branch, sparclite86x_shift): New function
7926 units for the sparclite86x chip.
7927 (flush): Revert October 14th change; add SImode specifically.
7928 (flushdi): Copy of flush, but DImode, to avoid genrecog warnings.
7929 * invoke.texi: Document it.
7931 Tue Nov 30 14:58:14 1999 Nick Clifton <nickc@cygnus.com>
7933 * config/mn10200/mn10200.h (PREDICATE_CODES): Add
7934 psimode_truncation_operand.
7936 * config/mn10200/mn10200.c (psimode_truncation_operand): New
7937 function. Return true if the operand is either a MEM valid
7938 for a PSImode address or not a MEM at all.
7940 * config/mn10200/mn10200.md (truncsipsi2): Use
7941 psimode_truncation_operand.
7943 1999-11-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7945 * flow.c (flow_nodes_print, flow_loops_cfg_dump): New functions.
7946 (flow_loop_nested_p, flow_loops_dump, flow_loops_free): Likewise.
7947 (flow_loop_exits_find, flow_loop_nodes_find): Likewise.
7948 (flow_depth_first_order_compute, flow_loop_pre_header_find): Likewise.
7949 (flow_loop_tree_node_add, flow_loops_tree_build): Likewise.
7950 (flow_loop_level_compute, low_loops_level_compute): Likewise.
7951 (flow_loops_find, flow_loop_outside_edge_p): Likewise.
7952 * basic-block.h: Protect from multiple inclusion.
7953 (flow_loops_find, flow_loops_free, flow_loop_dump): Add protoypes.
7954 (struct loops, struct loop): Define structures.
7955 * sbitmap.c (sbitmap_a_subset_b_p): New function.
7956 * sbitmap.h: Protect from multiple inclusion.
7957 (sbitmap_a_subset_b_p): Add prototype.
7958 * Makefile.in (LOOP_H): New macro.
7959 (stmt.o, integrate.o, loop.o, unroll.o): Replace loop.h with LOOP_H.
7961 Tue Nov 30 01:34:47 1999 Philippe De Muyter <phdm@macqel.be>
7963 * cppinit.c (CAT): The argument list of this macro may not contain
7966 1999-11-29 David S. Miller <davem@redhat.com>
7968 Move quantity tables and register equivalence chains into
7969 per-qty and per-register structure arrays respectively.
7970 * cse.c (qty_first_reg, qty_last_reg, qty_mode, qty_const,
7971 qty_const_insn, qty_comparison_code, qty_comparison_const,
7972 qty_comparison_qty): Delete, replace with...
7973 (qty_table): this structure table.
7974 (reg_next_eqv, reg_prev_eqv): Delete, replace with...
7975 (reg_eqv_table): this structure table.
7976 (make_new_qty): Add argument MODE. Caller updated.
7977 Update to use qty_table and reg_eqv_table.
7978 (make_regs_eqv, delete_reg_equiv, insert_regs,
7979 insert, exp_equiv_p, cse_rtx_varies_p, canon_reg,
7980 fold_rtx, equiv_constant, record_jump_cond, cse_insn,
7981 cse_process_notes, cse_main, cse_basic_block): Likewise.
7983 Mon Nov 29 16:56:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7985 * fold-const.c (extract_muldiv, case {MIN,MAX}_EXPR): Reverse
7986 operation if C is negative.
7987 (extract_muldiv, case SAVE_EXPR): Supresss if arg has side effects.
7988 (extract_muldiv, case {PLUS,MINUS}_EXPR): Don't apply distributive
7989 law for some divisions if constant is negative and change other
7990 divisions to the opposite rounding.
7992 * expr.c (store_constructor_field): If bit position is not multiple
7993 of alignment of TARGET's mode, use BLKmode.
7995 * expr.c (expand_expr_unaligned): Add more code from full case
7996 that is needed when OP0 is in a register.
7998 Mon Nov 29 18:09:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8000 * dwarfout.c (field_byte_offset): Size can be zero if there was
8003 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
8005 * fold-const.c (split_tree): Delete unused vars ORIG_IN and TYPE.
8006 (associate_trees): Delete unused var TEM.
8007 (extract_muldiv): Delete unused var CANCEL_P.
8009 * fold-const.c [TARGET_FLOAT_FORMAT != IEEE_FLOAT_FORMAT]
8010 (target_isinf, target_isnan, target_negative): Add return types to
8011 function definitions.
8013 1999-11-29 Bruce Korb <autogen@linuxbox.com>
8015 * fixinc/fixincl.c(process): don't skip GLIBC files any more.
8016 * fixinc/hackshell.tpl: ditto
8017 * fixinc/fixtests.c(double_slash_test): more C++ header testing
8018 * fixinc/inclhack.def(AAB_fd_zero_glibc*): corrected spelling of mach
8020 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
8022 * reload.c (push_reload): When looking for a register to put into
8023 reg_rtx, make sure all hard regs in a multi-reg register are in the
8024 right class and nonfixed.
8026 * haifa-sched.c (reg_last_uses, reg_last_sets, reg_last_clobbers,
8027 pending_read_insns, pending_write_insns, pending_read_mems,
8028 pending_write_mems, pending_list_length, last_pending_memory_flush,
8029 last_function_call, sched_before_next_call): Move static variables
8031 (bb_ prefixed versions): Replace with single array bb_deps.
8032 (struct deps): New structure.
8033 (add_insn_mem_dependence, flush_pending_lists, sched_analyze_1,
8034 sched_analyze_2, sched_analyze_insn, sched_analyze): Accept new
8035 argument of type "struct deps *"; use that instead of global
8036 variables. All callers changed.
8037 (init_rgn_data_dependencies): Delete function.
8038 (init_rtx_vector): Delete function.
8039 (init_deps): New function.
8041 (free_pending_lists): Simplify, we always use the bb_deps array even
8042 if only one basic block.
8043 (compute_block_backward_dependences): Likewise.
8044 (schedule_region): Likewise.
8046 (propagate_deps): New function, broken out of
8047 compute_block_backward_dependences.
8048 (compute_block_backward_dependences): Use it.
8050 * alpha.md: Delete useless patterns that tried to work around
8051 register elimination problems.
8053 * unroll.c (loop_iterations): Don't abort if iteration variable
8056 From Joern Rennecke:
8057 * reload1.c (reloads_conflict): Reverse test comparing operand
8058 numbers when testing for conflict between output/outaddr reloads.
8060 1999-11-29 David S. Miller <davem@redhat.com>
8062 * config/sparc/sparc.c (init_cumulative_args): Fix type of third
8064 * config/sparc/sparc-protos.h: Update proto, move into RTX_CODE.
8066 1999-11-28 Robert Lipe <robertl@cygnus.com>
8068 * i386/sco5.h (FINI_SECTION_ASM_OP_COFF): Move destructor fn
8069 table from .fini into .dtor.
8071 1999-11-28 Anthony Green <green@cygnus.com>
8073 * tree.h (struct tree_decl): Add malloc_flag.
8074 (DECL_IS_MALLOC): Define.
8075 * c-common.c (attrs): Add A_MALLOC attribute.
8076 (init_attributes): Add this attribute to the table.
8077 (decl_attributes): Handle malloc attribute.
8078 * calls.c (special_function_p): Check for the malloc attribute.
8079 * extend.texi (Function Attributes): Document malloc attribute.
8081 Sun Nov 28 13:21:00 1999 Jeffrey A Law (law@cygnus.com)
8083 * pa.md (reload shift-add patterns): Remove.
8085 1999-11-28 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8087 * reorg.c (dbr_schedule) Print more statistics. Corrected
8088 problem when printing info when 3 delay slots are filled.
8090 1999-11-28 Jakub Jelinek <jakub@redhat.com>
8092 * combine.c (setup_incoming_promotions): Pass an outgoing
8093 regno to FUNCTION_ARG_REGNO_P which it expects.
8095 1999-11-28 Andreas Jaeger <aj@suse.de>
8097 * mips/linux.h (CPP_PREDEFINES): Undefine before redefining.
8099 Sun Nov 28 00:48:15 1999 Philippe De Muyter <phdm@macqel.be>
8101 * cccp.c (do_include): Avoid initialization of automatic variable.
8103 * integrate.c (mark_stores): Function definition made void, to match
8104 previous declaration.
8105 * regclass.c (dump_regclass): Ditto.
8106 * Makefile.in (WARN_CFLAGS): Macro augmented by `-Wtraditional'.
8108 Sat Nov 27 08:38:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8110 * expr.c (store_constructor): Use EXACT_DIV_EXPR when dividend is
8111 known to be multiple of divisor.
8113 * expr.c (store_constructor): Don't clobber TARGET if CLEARED.
8115 * combine.c (try_combine): Add code to try to merge a set of a
8116 two-word pseudo to a constant with a setting of one of those words
8119 * fold-const.c (negate_expr, associate_trees, extract_muldiv): New.
8120 (split_tree): Completely rework to make more general.
8121 (make_range, fold): Call negate_expr.
8122 (fold, case NEGATE_EXPR): Simplify -(a-b) is -ffast-math.
8123 (fold, associate): Call new split_tree and associate_trees.
8124 (fold, case MULT_EXPR, case *_{DIV,MOD}_EXPR): Call extract_muldiv.
8126 1999-11-26 Bernd Schmidt <bernds@cygnus.co.uk>
8128 * loop.c (try_copy_prop): Avoid GNU C extension.
8130 1999-11-25 Mark Mitchell <mark@codesourcery.com>
8132 * except.c (init_eh_for_function): Still zero eh_return_context,
8133 eh_return_stack_adjust, and eh_return_handler.
8135 * except.h (eh_status): Adjust documentation for x_protect_list.
8136 (begin_protect_partials): New function.
8137 * except.c (enqueue_eh_entry): Fix formatting.
8138 (get_first_handler): Add consistency check.
8139 (add_partial_entry): Adjust usage of protect_list.
8140 (emit_cleanup_handler): Save and restore ehqueue.
8141 (expand_start_all_catch): Add comment.
8142 (begin_protect_partials): New function.
8143 (end_protect_partials): Adjust usage of protect_list.
8144 (init_eh_for_function): Use xcalloc.
8146 1999-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8148 * c-common.c (check_format_info): Don't call a variadic function
8149 with a non-literal format string.
8151 * c-decl.c (grokdeclarator, start_struct, finish_struct): Likewise.
8153 * c-typeck.c (build_component_ref, build_unary_op, lvalue_or_else,
8154 pedantic_lvalue_warning, error_init, pedwarn_init, warning_init):
8157 * cccp.c (check_macro_name, do_xifdef, vwarning_with_line):
8160 * collect2.c (collect_wait): Likewise.
8162 * dbxout.c (dbxout_type): Likewise.
8164 * gcc.c (do_spec_1): Likewise.
8166 * genemit.c (gen_insn, gen_expand): Likewise.
8168 * genrecog.c (write_switch, write_subroutine): Likewise.
8170 * mips-tfile.c (catch_signal, botch): Likewise.
8172 * print-rtl.c (print_rtx): Likewise.
8174 * toplev.c (default_print_error_function, report_error_function,
8175 _fatal_insn): Likewise.
8177 1999-11-25 Mark Mitchell <mark@codesourcery.com>
8179 * tree.c (unsave_expr_now): Handle NULL_TREE as input.
8181 Wed Nov 24 17:08:09 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
8183 * reg-stack.c (subst_stack_regs_pat): Swap operands in commutative
8184 operations when needed.
8185 * i386.md (fop_?f_comm): New.
8186 (fop_?f_1): Do not accept commutative operands.
8188 1999-11-25 Andreas Jaeger <aj@suse.de>
8190 * config/mips/mips.md (casesi_internal): Add missing brace.
8192 1999-11-25 Jason Merrill <jason@casey.cygnus.com>
8194 * dwarf2out.c (pend_type, output_pending_types_for_scope): Lose.
8195 (splice_child_die): Handle moving a child DIE from the declaration
8196 DIE of a class to its specification.
8197 (gen_struct_or_union_type_die): Use 'complete' consistently.
8198 (gen_decl_die): Generate the virtual context DIE first.
8199 Use decl_ultimate_origin instead of DECL_ABSTRACT_ORIGIN.
8201 1999-11-24 Gavin Romig-Koch <gavin@cygnus.com>
8203 * config/mips/mips.md (call_value_multiple_interanal1): New.
8205 1999-11-24 Jason Merrill <jason@casey.cygnus.com>
8207 * dwarf2out.c (free_AT, free_die): New fns.
8208 (remove_children): Call them.
8209 (output_line_info): Disable removal of duplicate notes.
8211 Generate minimal debug info for types with TYPE_DECL_SUPPRESS_INFO set.
8212 * dwarf2out.c (gen_struct_or_union_type_die): TYPE_DECL_SUPPRESS_INFO
8213 means pretend the type isn't defined.
8214 Don't defer emitting types.
8215 (gen_type_die_for_member): New fn.
8216 (gen_decl_die): Call it.
8217 (splice_child_die): New fn.
8218 (gen_member_die): Call it rather than generate duplicate dies.
8220 Defer emitting information for the abstract instance of an inline
8221 until we either inline it or emit an out-of-line copy.
8222 * dwarf2out.c (decl_ultimate_origin): Ignore DECL_ABSTRACT_ORIGIN
8223 from output_inline_function if DECL_ABSTRACT is also set.
8224 (block_ultimate_origin): Likewise.
8225 (gen_abstract_function): New fn.
8226 (gen_decl_die, gen_inlined_subroutine_die): Call it.
8227 (gen_subprogram_die): An abstract instance is not a declaration
8228 just because it doesn't match current_function_decl. Don't abort
8229 because DECL_DEFER_OUTPUT isn't set. Do abort if a declaration
8230 has an abstract origin.
8231 * toplev.c (rest_of_compilation): Don't emit dwarf2 info for the
8232 abstract instance here.
8234 Wed Nov 24 18:39:18 1999 Andrew Haley <aph@cygnus.com>
8236 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Add the case
8237 where we need to reload fpul from a system register.
8239 1999-11-24 Andreas Jaeger <aj@suse.de>
8241 * config/mips/linux.h (CPP_PREDEFINES): Added.
8242 (LINK_SPEC): Remove -Y since this is only needed on sparc.
8244 1999-11-24 Andreas Jaeger <aj@suse.de>
8246 * config/mips/linux.h (TARGET_VERSION): Added.
8247 (HANDLE_SYSV_PRAGMA): Added.
8248 (DEFAULT_VTABLE_THUNKS): Added.
8250 Wed Nov 24 14:12:15 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
8252 * local-alloc.c (qty): New structure and static variable.
8253 (qty_phys_reg): Remove, all references changed to qty.
8254 (qty_n_refs): Likewise.
8255 (qty_min_class): Likewise.
8256 (qty_birth): Likewise.
8257 (qty_death): Likewise.
8258 (qty_size): Likewise.
8259 (qty_mode): Likewise.
8260 (qty_n_calls_crossed): Likewise.
8261 (qty_alternate_class): Likewise.
8262 (qty_changes_size): Likewise.
8263 (qty_first_reg): Likewise.
8264 (alloc_qty): Rename variable QTY to QTYNO.
8265 (finf_free_reg): Likewise.
8266 (local_alloc): Allocate qty, do not allocate the removed variables.
8268 Wed Nov 24 17:26:05 1999 Geoffrey Keating <geoffk@cygnus.com>
8270 * config/mips/mips.h (ASM_SPEC): Don't pass -G to the assembler
8271 when -membedded-pic is passed.
8273 * config/mips/mips.md (casesi): Handle 64-bit case too.
8274 (casesi_internal_di): New insn.
8276 * config/mips/mips.c (embedded_pic_offset): Always make the
8277 embedded-pic subtractions relative to the name of the current
8278 function by use of the magic string "..CURRENT_FUNCTION".
8279 * config/mips/mips.h (ASM_OUTPUT_LABELREF): Make the magic happen.
8281 1999-11-24 Geoffrey Keating <geoffk@cygnus.com>
8283 * config/mips/mips.md (div_trap_normal): Don't ask for the REGNO
8284 of (const_int 0), when what we really care about is
8285 whether it's a zero constant anyway.
8286 (div_trap_mips16): Likewise.
8288 1999-11-23 Mark Mitchell <mark@codesourcery.com>
8290 * loop.c (loop_optimize): Always find_loop_tree_blocks and
8291 unroll_block_trees when generating debuggable code.
8293 * tree.h (unsave_expr_1): New function.
8294 (lang_unsave): New variable.
8295 (get_callee_fndecl): New function.
8296 * tree.c (unsave_expr_now_r): New function.
8297 (lang_unsave): Define.
8298 (unsave_expr_1): Likewise.
8299 (unsave_expr_now_r): Split out from unsave_expr_now.
8300 (unsave_expr_now): Call lang_unsave if it is non-NULL. Otherwise,
8301 call unsave_expr_now_r.
8302 (get_callee_fndecl): Define.
8304 * Makefile.in (gencheck): Don't depend on lang_tree_files.
8305 (gencheck.o): Do depend on lang_tree_files.
8307 * integrate.h (copy_decl_for_inlining): New declaration.
8308 * integrate.c (copy_and_set_decl_abstract_origin): Remove.
8309 (copy_decl_for_inlining): New function.
8310 (integrate_parm_decls): Use it.
8311 (integrate_decl_tree): Likewise.
8313 1999-11-23 Gavin Romig-Koch <gavin@cygnus.com>
8315 * config/mips/mips.h (ISA_HAS_FP4,ISA_HAS_CONDMOVE,ISA_HAS_8CC): Split
8316 the second two from the first.
8317 (CONDITIONAL_REGISTER_USAGE): Use ISA_HAS_8CC rather than ISA_HAS_FP4.
8318 * config/mips/mips.md (movcc,reload_incc,reload_outcc,
8319 conditional move): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
8321 * config/mips/mips.c (mips_move_1word,gen_conditional_branch,
8322 override_options): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
8325 Tue Nov 23 11:15:04 1999 Jeffrey A Law (law@cygnus.com)
8327 * pa.md (call_internal_symref, call_value_internal_symref): No mode
8328 needed on the address operand.
8329 * pa.c (call_operand_address): Check for the correct mode.
8331 1999-11-23 Bernd Schmidt <bernds@cygnus.co.uk>
8333 * loop.c: Include "basic-block.h".
8334 (try_copy_prop, replace_loop_reg): New functions.
8335 (load_mems): Detect registers that just hold copies of the hoisted
8336 mem, and call try_copy_prop to eliminate them.
8337 * Makefile.in (loop.o): Update dependencies.
8339 Tue Nov 23 01:03:29 1999 Hans-Peter Nilsson <hp@axis.com>
8341 * Makefile.in (gencheck.o): Depend on gencheck.h.
8342 (insn-emit.o): Depend on flags.h, hard-reg-set.h and resource.h.
8343 (insn-peep.o): Depend on except.h and function.h.
8344 (insn-attrtab.o): Depend on RECOG_H.
8345 (insn-output.o): Depend on toplev.h and flags.h.
8346 (gengenrtl.o): Depend on real.h.
8347 (gen-protos.o): Depend on cpplib.h and cpphash.h.
8348 Unify all dependencies to be on RECOG_H rather than recog.h.
8350 Tue Nov 23 00:57:10 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8352 From Casper H.S. Dik on comp.unix.solaris, 23 Oct 1998:
8353 * configure.in: Try building a bi-arch 32/64-bit compiler on
8354 sparc-*-solaris2.7 and higher.
8355 * configure: Rebuild.
8357 Mon Nov 22 23:09:44 1999 David O'Brien <obrien@FreeBSD.org>
8359 * config/freebsd.h: New, FreeBSD architecture independent file.
8360 * config/i386/freebsd-elf.h: removed FreeBSD architecturally
8362 * config/i386/freebsd.h: include i386/perform.h via tm.h rather than
8363 directly by i386/freebsd.h.
8364 * configure.in (*-*-freebsdelf): Include new FreeBSD architecturally
8365 independent configuration file.
8366 (*-*-freebsdelf): Include i386/perform.h via tm.h rather than
8367 directly by i386/freebsd.h.
8368 * configure: Rebuilt.
8370 * xm-i386.h: Define `__i386__' if not defined, rather than `i386'
8371 which is in the user's namespace.
8372 * libgcc2.c: Look for the ANSI-C approved `__i386__' symbol, vs.
8373 `i386' which is not in our namespace.
8375 Mon Nov 22 22:58:01 1999 "R. Kelley Cook" <KelleyCook@attglobal.net>
8377 * invoke.texi (ARM Options): Add in -mno-alignment-traps
8379 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
8381 * dwarf2out.c (die_struct): Remove die_attr_last and die_child_last.
8382 (add_dwarf_attr, add_child_die): Just push onto the front.
8383 (reverse_die_lists): New fn.
8384 (add_sibling_attributes): Use it.
8385 (push_decl_scope): Reorganize.
8386 (add_name_and_src_coords_attributes): Don't set file and line for
8388 (gen_subprogram_die): An artificial function doesn't need to match
8390 (gen_compile_unit_die): Return the generated die. Only add
8391 AT_comp_dir if the filename is relative.
8392 (remove_AT): Simplify loop. Also free string values.
8393 (output_die): A DIE ref can't be null.
8394 (output_value_format, value_format): Take a dw_attr_ref.
8395 (dwarf_last_decl, is_extern_subr_die, sibling_offset): Remove.
8396 (AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
8397 AT_addr, AT_lbl): New fns.
8398 (various): Use them.
8399 (various): Constify.
8401 Mon Nov 22 23:53:50 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8403 * combine.c (combine_simplify_rtx): When handling a SUBREG,
8404 take SUBREG_WORD into account.
8405 (if_then_else_cond): Likewise.
8407 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
8409 * gmon.c, i386/gmon-sol2.c, sparc/gmon-sol2.c: Remove advertising
8410 clause from BSD license, pursuant with
8412 ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
8414 1999-11-22 Bernd Schmidt <bernds@cygnus.co.uk>
8416 * loop.c (load_mems): Reformat slightly.
8417 * basic-block.h (regset_head): New typedef.
8418 (INIT_REG_SET): New macro.
8420 1999-11-22 Bruce Korb <autogen@linuxbox.com
8422 * fixinc/mkfisinc.sh(i?86-*-linux): disable script, run fixincl exe
8423 (mips-dec-bsd*): non-functional code
8424 (alpha*-*-linux-gnu*): redundant, duplicated by "*-*-linux-gnu*"
8426 * fixinc/inclhack.def(AAB_fd_zero_glibc_*):
8427 added three replacement fixes
8428 (no_double_slash): removed comments that are not (any longer) pertinent
8429 (bad_lval): this fix currently runs against many files.
8430 The comment seems to indicate that we should select for files
8431 containing 'pragma extern_prefix'.
8433 * fixinc/fixinc.x86-linux-gnu: deleted
8434 * fixinc/inclhack.sh: regen
8435 * fixinc/fixincl.x: regen
8436 * fixinc/fixincl.sh: regen
8438 Fri Nov 12 14:08:40 1999 Andrew Haley <aph@cygnus.com>
8440 * emit-rtl.c (gen_sequence): Only return the pattern of an insn if
8441 its code is INSN and it has no notes.
8443 1999-11-22 Andrew Haley <aph@cygnus.com>
8445 * varasm.c (function_defined): Remove.
8446 (make_function_rtl): Don't set function_defined.
8447 (make_decl_rtl): Remove global register warning.
8448 * regclass.c (no_global_reg_vars): New variable.
8449 (globalize_reg): Warn if function has already been defined.
8450 (regclass_init): Set no_global_reg_vars.
8452 Mon Nov 22 14:42:22 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
8454 * regclass.c (reg_pref): New structure and static variable
8455 (prefclass): Delete.
8457 (all uses of prefclass and altclass): Use reg_pref instead.
8459 1999-11-21 Nick Clifton <nickc@cygnus.com>
8461 * invoke.texi (ARM Options): Replace -mshort-load-bytes with
8463 (arm.h): Replace -mshort-load-bytes with -malignment-traps.
8464 (arm.c): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
8465 (arm.md): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
8467 Sun Nov 21 17:11:13 1999 Geoffrey Keating <geoffk@cygnus.com>
8469 * varasm.c (output_constructor): Solve problem with long long
8470 bitfields, even on BYTES_BIG_ENDIAN machines (testcase 991118-1).
8472 Fri Nov 19 05:48:45 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
8474 * global.c (allocno): New structure and static variable.
8475 (allocno_reg): Remove, all references replaced by allocno.
8476 (allocno_size): Likewise.
8477 (hard_reg_conflicts): Likewise.
8478 (hard_reg_preferences): Likewise.
8479 (hard_reg_copy_preferences): Likewise.
8480 (hard_reg_full_preferences): Likewise.
8481 (regs_someone_prefers): Likewise.
8482 (allocno_calls_crossed): Likewise.
8483 (allocno_n_refs): Likewise.
8484 (allocno_live_length): Likewise.
8485 (find_reg): Rename ALLOCNO to NUM.
8487 * regclass.c (may_move_in_cost): Rename from may_move_cost, all
8489 (may_move_out_cost): New variable.
8490 (init_reg_sets_1): Initialize may_move_out_cost.
8491 (record_reg_classes): Use may_move_out_cost.
8493 * regclass.c (dump_regclass): New function.
8494 (regclass): New parameter DUMP, call DUMP_REGCLASS.
8495 * toplev.c (rest_of_compilation): Open lreg dump file before regclass,
8496 pass rtl_dump_file to regclass.
8497 * rtl.h (regclass): Update prototype.
8499 Fri Nov 19 06:32:19 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
8501 * i386.md (neg, not and abs patterns): Revmap to use
8502 ix86_expand_unary_operator and ix86_unary_operator_ok.
8503 (add?f and sub?f expanders): Force operand 1 to register.
8504 * i386.c (ix86_expand_unary_operator): Rewrite.
8505 (ix86_unary_operator_ok): Ensure that memory operands
8507 (ix86_binary_operator_ok): Do not allow operand 1 to
8508 come into memory and operand 0 not.
8509 (ix86_expand_binary_operator): Ensure that
8510 src1 is not non-matching memory.
8512 * i386.md (negs?2): Rewrite to expanders, new patterns and splitters
8513 to support integer registers and memory.
8514 (abss?2_integer): Likewise.
8516 * i386.h (enum reg_class): Add FLOAT_INT_REGS.
8517 (REG_CLASS_NAMES): Likewise.
8518 (REG_CLASS_CONTENTS): Define FLOAT_INT_REGS as union of FLOAT_REGS
8520 * i386.md (pushsf): Do not preferre FLOAT_REGS over GENERAL_REGS.
8521 (movsf): Likewise; unify 4th and 5th alternative.
8523 (movdf_1): Likewise; rename to movdf_integer.
8524 (pushxf): Likewise; rename to pushxf_integer; fix output template;
8525 remove redundant splitter.
8526 (movxf_1): Likewise; rename to movxf_integer; fix splitter's condition.
8527 (movdf_nointeger): New.
8528 (movxf_nointeger): New.
8529 (pushxf_nointeger): New.
8531 * i386.md (extend?f?f): Split to expander and pattern, refuse two
8532 memory operands in patterns.
8533 (fop*): Refuse two memory operands.
8535 * i386.md (ashrsi3_31): Allow cltd when optimizing for size even
8536 on !TARGET_USE_CLTD CPUs.
8538 Fri Nov 19 10:41:15 GMT 1999 Nathan Sidwell <nathan@acm.org>
8540 * extend.texi: Document C++ restricted pointers and references.
8542 1999-11-19 Bernd Schmidt <bernds@cygnus.co.uk>
8544 * cse.c (addr_affects_sp): No longer conditional on AUTO_INC_DEC.
8545 (invalidate_skipped_set): Call it unconditionally.
8546 (cse_set_around_loop): Likewise.
8548 Thu Nov 18 17:29:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
8550 * rtl.texi (mem): Add documentation for alias-set argument
8553 Fri Nov 18 13:39:22 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
8555 * i386.h (struct_processor_costs): New fields int_load, int_store,
8556 fp_move, fp_load and fp_store
8557 (REGISTER_MOVE_COST): Fix comment, calculate exactly the cost of
8559 (MEMORY_MOVE_COST): New macro.
8560 * i386.c (386_cost): Define new fields.
8561 (i486_cost): Likewise.
8562 (pentium_cost): Likewise.
8563 (pentiumpro_cost): Likewise.
8564 (k6_cost): Likewise.
8566 Fri Nov 19 11:11:55 1999 Greg McGary <gkm@gnu.org>
8567 Geoffrey Keating <geoffk@cygnus.com>
8569 * config/m68k/m68kelf.h: Suppress '/* within comment' warning.
8571 * config/m68k/m68k.h (MASK_PCREL): Don't use same value as
8574 * config/m68k/m68k.h (MASK_NO_STRICT_ALIGNMENT): New macro.
8575 (TARGET_STRICT_ALIGNMENT): New macro.
8576 (TARGET_SWITCHES): Add "strict-align" and "no-strict-align".
8577 (STRICT_ALIGNMENT): Depend on TARGET_STRICT_ALIGNMENT.
8578 * invoke.texi (M680x0 Options): Document -mstrict-align.
8580 Thu Nov 18 11:10:03 1999 Jan Hubicka <hubicka@freesoft.cz>
8581 Richard Henderson <rth@cygnus.com>
8583 * i386-protos.h (split_xf, ix86_split_movdi): Remove.
8584 (ix86_split_long_move): Declare.
8585 * i386.c (split_xf, ix86_split_movdi): Remove.
8586 (ix86_split_to_parts, ix86_split_long_move): New.
8587 * i386.md (dimode move splitters): Use ix86_split_long_move.
8588 (dfmode move splitters): Likewise.
8589 (xfmode move splitters): Likewise.
8590 (movsf_1): Allow F->r.
8591 (movdf_1, movxf_1): Allow F->ro.
8593 1999-11-17 Mark Mitchell <mark@codesourcery.com>
8595 * except.h (struct eh_entry): Add goto_entry_p.
8596 (eh_region_from_symbol): Remove prototype.
8597 * except.c (find_func_region_from_symbol): New function.
8598 (emit_cleanup_handler): Likewise.
8599 (eh_region_from_symbol): Make it static.
8600 (add_new_handler): Verify the argument.
8601 (find_func_region): Update comment.
8602 (expand_eh_region_end): Expand handlers here, rater than waiting
8603 until expand_leftover_cleanups or start_all_catch.
8604 (expand_leftover_cleanups): Don't expand here.
8605 (expand_start_all_catch): Or here.
8606 (expand_rethrow): Check the return value from find_func_region.
8607 * function.c (expand_function_end): Emit the catch_clauses.
8609 1999-11-18 Gavin Romig-Koch <gavin@cygnus.com>
8611 * integrate.c (expand_inline_function): Add necessary check for NULL.
8613 1999-11-18 Nick Clifton <nickc@cygnus.com>
8615 * toplev.c (main): Correctly detect an unrecognised option.
8617 * cppinit.c (cpp_handle_option): Do not claim to have consumed
8618 a -f option if it has not been recognised.
8620 Thu Nov 18 00:59:11 1999 Michael Gschwind <mikeg@alagoas.watson.ibm.com>
8622 * basic-block.h (update_life_extent): Remove trailing comma on
8623 enumeration type list.
8625 1999-11-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8627 * varasm.c (output_constructor) Solved problem with long long
8628 bitfields. Corrected calculating this_time and shift. Also
8629 corrected calculating mask when BITS_PER_UNIT == 32 (c4x).
8631 Wed Nov 17 23:46:14 1999 Jeffrey A Law (law@cygnus.com)
8633 * flow.c (split_edge): Take looping structure into account when
8634 determining where to put the new block note.
8636 Wed Nov 17 20:42:43 1999 Jeff Holcomb <jeffh@cygnus.com>
8638 * Makefile.in (ggc-none.o): Provide host specific version if
8641 Wed Nov 17 16:51:23 1999 Richard Henderson <rth@cygnus.com>
8643 * cse.c (delete_trivially_dead_insns): Identify no-op insns
8644 containing subregs too.
8646 Wed Nov 17 17:39:48 MST 1999 Diego Novillo <dnovillo@cygnus.com>
8648 * invoke.texi: Add documentation for -muninit-const-in-rodata.
8649 * config/mips/mips.h (MASK_UNINIT_CONST_IN_RODATA): Define.
8650 (TARGET_UNINIT_CONST_IN_RODATA): Define.
8651 (text_section): Add switches -munint-const-in-rodata and
8652 -mno-uninit-const-in-rodata.
8653 (ASM_OUTPUT_COMMON): Remove.
8654 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. Check if uninitialized
8655 const objects should be placed in read-only data. Otherwise declare
8658 Wed Nov 17 16:38:32 1999 Richard Henderson <rth@cygnus.com>
8660 * jump.c (jump_optimize_1): Revert last change.
8662 Wed Nov 17 15:18:30 1999 Richard Henderson <rth@cygnus.com>
8664 * jump.c (jump_optimize_1): Don't try to duplicate the loop exit
8665 test if optimizing for size.
8667 1999-11-17 Mark Mitchell <mark@codesourcery.com>
8669 * Makefile.in (toplev.o): Depend on except.h.
8670 (dwarf2out.o,loop.o,flow.o,haifa-sched.o): Likewise.
8672 Mon Nov 15 22:45:39 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
8674 * i386.md (divmodsi4): Rewrite to expander.
8675 (*divmodsi4_nocltd): New.
8676 (*divmodsi4_cltd): New.
8677 (divmodsi4 splitter): Handle the case when input comes in edx.
8678 (udivmodhi4): Do not use constraints in exander.
8679 (ashrsi3_31): Conditionize by TARGET_USE_CLTD.
8681 1999-11-17 Jason Merrill <jason@yorick.cygnus.com>
8683 * dwarf2out.c (push_decl_scope): Still use decl_scope_depth - 1
8684 for the common case.
8686 1999-11-16 Jakub Jelinek <jakub@redhat.com>
8688 * explow.c (hard_function_value): Add outgoing argument.
8689 * expr.h (hard_function_value): Declare it.
8690 * calls.c (expand_call, emit_library_call_value): Update callers.
8691 * function.c (aggregate_value_p): Ditto.
8692 (diddle_return_value): Must look at the outgoing registers
8693 on archs with register windows.
8695 Mon Nov 15 20:46:45 1999 Richard Henderson <rth@cygnus.com>
8697 * alpha.c (alpha_build_va_list): Use make_lang_type and
8698 initialize TYPE_NAME for the va_list record.
8700 * flow.c (calculate_global_regs_live): Zero bb->aux to begin.
8702 * ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long
8704 * ggc.h (struct ggc_statistics): Rearrange elements for better
8705 packing on 64-bit hosts.
8706 * lcm.c (compute_laterin): Store a size_t not an int in bb->aux.
8707 (compute_nearerout): Likewise.
8709 Tue Nov 16 14:37:52 1999 Geoffrey Keating <geoffk@cygnus.com>
8711 * config/rs6000/rs6000.c (first_reg_to_save): Save
8712 PIC_OFFSET_TABLE_REGNUM when -fpic even though it is fixed.
8714 1999-11-15 Jason Merrill <jason@casey.cygnus.com>
8716 * dwarf2out.c (scope_die_for): Don't rely on the decl_scope_table
8717 notion of nesting to find the DIE for a type or function.
8718 DIEs can go in limbo even if we got a context_die.
8719 (push_decl_scope): Our context doesn't need to be in decl_scope_table.
8720 (gen_struct_or_union_type_die): Don't use TREE_PERMANENT to test
8722 (gen_decl_die): Ignore NAMESPACE_DECLs for now.
8723 (gen_type_die): Writing out the context doesn't cause member class
8724 template instantiations to be written out as well.
8726 Mon Nov 15 15:33:18 1999 Richard Henderson <rth@cygnus.com>
8728 * rs6000.h (ASM_OUTPUT_DEF): New.
8729 Based on proposed addition from David Edelsohn.
8731 1999-11-15 Robert Lipe <RobertLipe@usa.net>
8732 Bruce Korb <autogen@linuxbox.com>
8734 * fixinc/inclhack.def
8735 (AAB_svr4_replace_byteorder): added. Takes advantage of GCC features
8736 (unixware7_byteorder_fix): added. Removes conflicts for new defs
8738 (svr5_mach_defines): added. Like svr4_mach_defines, with new syntax
8739 (svr4_endian): enabled with SVR5
8740 (svr4_mkdev): simplified syntax and enabled with SVR5
8742 Sun Nov 14 18:49:37 1999 David O'Brien <obrien@FreeBSD.org>
8744 * configure.in: Handle libgcc2 threads support on FreeBSD platforms.
8745 * configure: Rebuilt.
8746 * config/t-freebsd-thread: New file.
8748 Sun Nov 14 23:11:05 1999 Jeffrey A Law (law@cygnus.com)
8750 * i386.c (ix86_decompose_address): Verify the base is a REG
8751 before trying to examine its register number.
8753 * basic-block.h: Remove all #defines and prototypes related to
8755 (free_bb_mem, compute_preds_succs): Remove prototype.
8756 * rtl.h (free_bb_mem): Remove prototype.
8757 * flow.c (alloc_int_list_node); Remove function.
8758 (add_inst_list_node, free_int_list, add_pred_succ): Likewise.
8759 (compute_preds_succs, free_bb_mem): Likewise.
8760 * gcse.c (gcse_main): Do not call free_bb_mem anymore.
8761 * toplev.c (rest_of_compilation): Likewise.
8762 * haifa-sched.c (build_control_flow): Use flow generated edge
8763 list to build the haifa specific edge list.
8764 (find_rgns): Use new CFG data structures instead of pred/succ lists.
8765 (schedule_insns): Do not build pred/succ lists anymore. Instead
8766 build the edge table.
8768 * basic-block.h (dump_bb_data): Remove declaration.
8769 * flow.c (dump_bb_data): Remove function.
8770 * sbitmap.c (sbitmap_intersect_of_predsucc): Delete function.
8771 (sbitmap_union_of_predsucc): Likewise.
8773 * gcse.c (delete_null_pointer_checks_1): Kill unused s_preds
8774 argument. All callers changed.
8775 (delete_null_pointer_checks_1): No longer need to compute the
8778 * gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.
8779 All callers changed.
8780 (pre_expr_reaches_here_p_work): Likewise.
8781 (pre_edge_insert): No longer call pre_expr_reaches_here_p.
8782 * lcm.c (compute_laterin): Fix initialization of LATER.
8783 (compute_nearerout): Similarly for NEARER.
8785 Sun Nov 14 12:41:57 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8787 * cse.c (set_nonvarying_address_components): Delete unused function.
8788 (refers_to_p): Likewise.
8790 Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
8792 * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
8795 Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8797 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
8798 definition in do while (0).
8800 Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
8802 * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
8804 Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
8806 * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
8808 Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
8810 * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
8811 (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
8812 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
8813 (INITIAL_FRAME_POINTER_OFFSET): Remove it.
8815 * i960.c (i960_function_prologue): Don't allocate space for g8-g11
8816 saved on the stack. Output more accurate stack frame statistics
8817 into assembler file.
8819 1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
8821 * genextract.c (record_insn_name): New function.
8822 (get_insn_name): No longer a stub.
8823 (main): Call record_insn_name for each insn. After each label
8824 written, print the insn name in a comment.
8826 Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8828 * output.h (const_section, init_section, fini_section): Add
8831 * alpha/elf.h (const_section): Delete declaration.
8833 * svr4.h (const_section): Likewise.
8835 Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
8837 * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
8838 * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
8839 (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
8841 * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
8842 variable-sized array bounds.
8844 Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
8846 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
8849 Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8851 * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
8852 addresses the same way GO_IF_LEGITIMATE_INDEX does.
8854 Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8856 * cse.c (hash_arg_in_struct): Delete.
8857 (struct table_elt): Delete elt in_struct.
8858 (struct set): Delete elt src_in_struct.
8859 (merge_equiv_classes): Don't set either hash_arg_in_struct or
8860 the corresponding in_struct elts.
8861 (canon_hash): Likewise.
8862 (safe_hash): Likewise.
8863 (find_best_addr): Likewise.
8864 (record_jump_cond): Likewise.
8865 (cse_insn): Likewise.
8867 Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
8869 * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
8871 * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
8874 Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
8876 * function.c (diddle_return_value): Put back check that the DECL_RTL
8877 for the function is a register.
8879 * function.c (diddle_return_value): Use hard_function_value to
8880 get an rtx suitable for use in the USE/CLOBBER insn.
8882 * global.c (global_conflicts): Update comments.
8883 (record_conflicts): No need to record conflicts between pseudos here.
8885 1999-11-11 Bruce Korb <autogen@linuxbox.com>
8887 * fixinc/fixincl.c: Added verbose levels for status messages
8889 Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8891 * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
8892 operand as argument to expand_and or expand_binop.
8894 Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
8896 * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
8897 gcc_add_string_root.
8899 Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
8901 * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
8903 Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
8905 * flow.c (compute_flow_dominators): Initially put all blocks on
8907 * lcm.c (compute_antinout_edge, compute_available): Similarly.
8908 * gcse.c (compute_cprop_avinout): Remove.
8909 (compute_cprop_data): Use compute_available.
8910 (delete_null_pointer_checks_1): Use compute_available.
8912 * basic-block.h (compute_available): Returns a void now.
8913 * gcse.c (one_classic_gcse_pass): Do not expect compute_available
8914 to return a value anymore.
8915 * lcm.c (compute_available, compute_antinout_edge): Revamp to use
8916 worklists. Fix boundary cases. Compute maximal solutions.
8917 (compute_laterin, compute_nearerout): Similarly.
8919 * dwarf2out.c (add_AT_location_description): Allow
8920 (mem (plus (pseudo) (...)) too.
8922 Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
8924 * gcc.c (do_spec_1): Support text between `%u' and `%O'.
8926 Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
8927 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8929 * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
8931 * gansidecl.h: Likewise.
8937 * toplev.h: Likewise.
8943 * varray.c: Likewise.
8945 * varray.h: Likewise.
8947 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
8949 * gcov.c (struct arcdata): Add hits and total, remove prob.
8950 (output_branch_counts): New.
8951 (process_args): Set output_branch_counts if -c.
8952 (calculate_branch_probs): Store hits and total instead of
8954 (output_data): Emit counts if output_branch_counts is true.
8955 * gcov.texi (Invoking Gcov): Document -c switch..
8957 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
8959 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
8960 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
8962 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
8964 * invoke.texi (C Dialect Options): Add missing builtins from
8966 * extend.texi (Other Builtins): Copy to this list.
8968 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8970 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
8971 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
8974 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
8976 * flow.c (compute_flow_dominators): No longer treat basic block 0
8977 or (n_basic_blocks - 1) specially. Clear the AUX field before
8978 starting computation of doms/pdoms. Fix initial state for pdoms.
8980 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8982 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
8983 match rtl.o's: added ggc.h and toplev.h
8984 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
8985 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
8986 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
8988 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
8990 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
8991 from HAVE_DOS_BASED_FILESYSTEM.
8992 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
8993 HAVE_DOS_BASED_FILESYSTEM.
8995 (split_directories): Only special-case DOS file names if
8996 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
8997 instead of explicit tests. Conditionalize on !VMS.
8998 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
8999 tests. Conditionalize on !VMS.
9000 (process_command): Only use make_relative_prefix if !VMS.
9001 (free_split_directories): Conditionalize on !VMS.
9002 (DIR_UP): Conditionalize on !VMS.
9004 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
9006 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
9008 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
9010 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
9013 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
9015 * invoke.texi (Environment Variables): Document relative path
9017 * gcc.c (DIR_UP): If not defined, define as "..".
9018 (standard_bindir_prefix): New static, holds target location to
9020 (split_directories): New function to split a filename into
9021 component directories.
9022 (free_split_directories): New function, release memory allocated
9023 by split_directories.
9024 (make_relative_prefix): New function, make a relative pathname if
9025 the compiler is not in the expected location.
9026 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
9027 can figure out an appropriate prefix from argv[0].
9028 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
9029 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
9030 STANDARD_BINDIR_PREFIX.
9032 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9034 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
9036 * config/c4x/c4x.h: Moved prototypes to c4x.h.
9037 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
9038 c4x_secondary_memory_needed) Delete.
9039 (fp_zero_operand): Add mode argument.
9041 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
9043 * reload1.c (reload_reg_free_for_value_p): Don't use a register
9044 that is in reload_reg_used.
9046 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
9048 * config/arm/arm-protos.h: New file: Prototypes for functions
9049 defined in arm.c and pe.c.
9050 * config/arm/arm.h: Fix compile time warnings.
9051 * config/arm/arm.c: Fix compile time warnings.
9052 * config/arm/pe.h: Fix compile time warnings.
9053 * config/arm/aout.h: Fix compile time warnings.
9055 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
9057 * config/m32r/m32r-protos.h: New file: Prototypes for functions
9060 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
9061 Add support for subtargets.
9062 Add prototypes for new predicates.
9063 Add scheduling macros.
9065 * config/m32r/m32r.c: Fix compile time warnings.
9066 (int8_operand): New predicate function.
9067 (reg_or_cmp_int16_operand): New predicate function.
9068 (extend_operand): New predicate function.
9069 (m32r_adjust_code): New scheduling function.
9070 (m32r_adjust_priorty): New scheduling function.
9071 (m32r_sched_init): New scheduling function.
9072 (m32r_sched_reorder): New scheduling function.
9073 (m32r_sched_variable_issue): New scheduling function.
9074 (direct_return): New codegen function.
9075 (m32r_not_same_reg): New rtl testsing function.
9077 * config/m32r/m32r.md: Fix compile time warnings.
9078 Add support for pre decrement and post increment memory
9083 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9085 * global.c (EXECUTE_IF_CONFLICT): Don't define.
9086 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
9087 (find_reg): Likewise.
9089 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
9091 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
9092 to avoid assembler errors.
9094 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
9096 * config/v850/v850-protos.h: New file: Prototypes for functions
9098 * config/v850/v850.h: Move prototypes to v850-protos.h
9099 * config/v850/v850.c: Move prototypes to v850-protos.h
9100 * config/v850/v850.md: Fix compile time warnings.
9102 * config/fr30/fr30-protos.h: New file: Prototypes for functions
9104 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
9105 * config/fr30/fr30.c: Fix compile time warnings.
9106 * config/fr30/fr30.md: Fix compile time warnings.
9108 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
9110 * tree.h (get_containing_scope): Declare it.
9111 * tree.c (get_containing_scope): New fucntion.
9112 (decl_function_context): Use it.
9113 * toplev.c (rest_of_compilation): Use get_containing_scope.
9115 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
9117 * Makefile.in (rtl.o): Depend on toplev.h.
9119 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
9121 * cse.c (delete_trivially_dead_insns): Replace alloca with
9123 * except.c (update_rethrow_references): Likewise.
9124 (init_eh_nesting_info): Likewise.
9125 * function.c (identify_blocks): Likewise.
9126 * gcse.c (dump_hash_table): Likewise.
9127 * graph.c (print_rtl_graph_with_bb): Likewise.
9128 * loop.c (combine_movables): Likewise.
9129 (move_movables): Likewise.
9130 (count_loop_regs_set): Likewise.
9131 (strength_reduce): Likewise.
9132 * profile.c (compute_branch_probabilities): New function, split
9134 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
9135 * regclass.c (regclass): Likewise.
9136 * regmove.c (regmove_optimize): Likewise.
9137 * toplev.c (compile_file): Likewise.
9138 (main): Don't mess with the stack rlimit.
9140 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
9142 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
9143 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
9145 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
9147 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
9149 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
9151 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
9152 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
9155 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
9157 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
9159 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
9161 * gcse.c (post_dominators): Kill.
9162 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
9163 (compute_code_hoist_data): Use compute_flow_dominators. Do not
9164 pass in a pdom array since we do not need pdoms.
9165 * haifa-sched.c (schedule_insns): Similarly.
9166 * flow.c (compute_dominators): Remove dead function.
9167 (compute_flow_dominators): Do not compute doms or pdoms if the
9168 caller does not request them. Split up loop to build doms and
9169 pdoms. Use a worklist to compute doms and pdoms.
9170 * basic-block.h (compute_dominators): Remove prototype.
9172 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
9174 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
9175 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
9176 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
9177 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
9178 (cant_move, fed_by_spec_load, is_load_insn): Remove.
9179 (schedule_region): Remove unused variable.
9180 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
9182 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
9184 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
9185 (update_equiv_regs): Likewise.
9186 (block_alloc): Likewise.
9187 * reg-stack.c (reg_to_stack): Likewise.
9188 (convert_regs_2): Likewise.
9189 * reload1.c (reload_as_needed): Likewise.
9191 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
9193 * Makefile.in (dbxout.o): Depend on ggc.h.
9194 (dwarf2out.o): Likewise.
9195 (xcoffout.o): Likewise.
9196 * dbxout.c: Include ggc.h.
9197 (dbxout_init): Register lastfile as a root.
9198 * dwarf2out.c: Include ggc.h.
9199 (dwarf2out_line): Register lastfile as a root.
9200 * xcoffout.c: Include ggc.h.
9201 (xcoffout_source_line): Register xcoff_lastfile as a root.
9203 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
9205 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
9207 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
9209 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
9211 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9213 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9215 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
9216 (EXECUTE_IF_CONFLICT): Likewise.
9217 (ALLOCNO_LIVE_P): Avoid signed division.
9218 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
9219 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
9220 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
9222 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
9224 * haifa-sched.c (schedule_block): Don't crash if there's no
9225 next insn for an interblock movement.
9226 (add_branch_dependences): Don't allow clobber insns to move either.
9228 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
9230 * i386.c (split_xf): New.
9231 * i386-protos.h: Declare it.
9232 * i386.md (movxf_1): Add general regs alternatives.
9233 (movxf_1+1): New splitter for same.
9235 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
9237 * function.c (purge_addressof_1): Add missing return values.
9239 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
9241 * function.c (is_addressof): New function. Returns true if
9242 the given piece of RTL is an ADDRESSOF.
9243 (purge_addressof_1): Make boolean. Return false if the
9244 ADDRESSOFs could not be purged.
9245 (purge_addressof): If ADDRESSOFs could not be purged from the
9246 notes attached to an insn, remove the offending note(s),
9247 unless they are attached to a libcall.
9249 1999-11-05 Andreas Jaeger <aj@suse.de>
9251 * genoutput.c (null_operand =): Initialize all fields.
9253 * errors.h: Add extern to prototypes.
9255 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
9257 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
9258 * configure: Rebuilt.
9260 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9262 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
9263 (mirror_conflicts): New function.
9264 (global_alloc): Call it.
9265 (expand_preferences): Remove redundant CONFLICTP test.
9266 (find_reg, dump_conflicts): Likewise.
9267 (prune_preferences): Process conflicts one word at a time.
9269 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
9271 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
9272 instead of an explicit loop.
9274 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
9276 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
9277 if REG_RETVAL check succeeds, then put classp in src_elt.
9279 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
9281 * function.c (pad_to_arg_alignment): Only update argument_pad
9282 if the argument's alignment is greater than STACK_BOUNDARY.
9284 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
9286 * bitmap.h (BITMAP_XFREE): New.
9287 * flow.c (life_analysis): Use it.
9288 (life_analysis_1): Free blocks.
9290 * combine.c (undo_commit): New.
9291 (try_combine): Use it. Don't zap undobuf.undos.
9292 (combine_instructions): Don't zap undobuf.undos; free the
9295 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
9297 * stmt.c (cost_table_): New.
9298 (estimate_case_costs): Use it instead of xmalloc.
9300 * toplev.c (compile_file): Reuse dumpname memory instead
9303 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
9305 * reg-stack.c (convert_regs_1): Initialize target_stack->top
9306 after verifying an EH edge.
9308 * haifa-sched.c (init_rgn_data_dependences): Correctly
9309 size bb_pending_lists_length when zeroing.
9311 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
9313 * function.c (diddle_return_value): New.
9314 (expand_function_end): Use it.
9315 * stmt.c (expand_null_return): Likewise.
9316 (expand_value_return): Likewise.
9318 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
9320 * reload1.c (reload): Don't remove return value clobbers.
9322 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
9324 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
9326 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
9328 * cse.c (cse_main): Use xmalloc, not alloca.
9329 (cse_basic_block): Likewise.
9330 * local-alloc.c (local_alloc): Likewise.
9332 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
9333 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
9335 * rtl.c: Include toplev.h.
9336 (fatal): Remove declaration.
9338 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
9340 * haifa-sched.c (schedule_block): Fix thinko.
9342 1999-11-03 James McKelvey <mckelvey@fafnir.com>
9344 * fixinc/fixincl.c(create_file): Allow for systems that do not have
9345 S_IR* defined values
9347 1999-11-03 Philippe De Muyter <phdm@macqel.be>
9349 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
9350 call `malloc' instead.
9352 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
9354 * flags.h (flag_renumber_insns): Declare.
9355 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
9357 * rtl.h (renumber_insns): Change prototype.
9358 * toplev.c (flag_renumber_insns): Define.
9359 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
9361 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
9363 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
9364 and fpsqrtd. Use them and create fdiv function unit to more
9365 accurately represent fpu sqrt pipeline semantics on UltraSparc.
9366 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
9368 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
9370 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
9372 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
9373 insn into ready list, do not use just a raw swap.
9375 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
9377 * rtl.h (renumber_insns): New function.
9378 (remove_unnecessary_notes): Likewise.
9379 * emit-rtl.c (renumber_insns): Define.
9380 (remove_unncessary_notes): Likewise.
9381 * toplev.c (rest_of_compilation): Remove dead code.
9382 Use renumber_insns and remove_unncessary_notes.
9384 * gcse.c (struct null_pointer_info): New type.
9385 (get_bitmap_width): New function.
9386 (current_block): Remove.
9387 (nonnull_local): Likewise.
9388 (nonnull_killed): Likewise.
9389 (invalidate_nonnull_info): Take a null_pointer_info as input.
9390 (delete_null_pointer_checks_1): New function.
9391 (delete_null_pointer_checks): Use it.
9393 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
9394 (split_edges): Likewise.
9395 (schedule_block): Likewise.
9396 (compute_block_backward_dependencies): Likewise.
9397 (schedule_region): Likewise.
9398 (schedule_insns): Likewise.
9400 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
9402 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
9403 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
9404 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
9405 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
9406 * jump.c (delete_unreferenced_labels): Don't delete if
9407 LABEL_ALTERNATE_NAME is set.
9408 * print-rtl.c (print_rtx): Dump alternate name.
9409 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
9410 * rtl.h (LABEL_ALTERNATE_NAME): Define.
9411 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
9412 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
9414 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9416 * fix-header.c (recognized_extern, recognized_function): Constify
9419 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
9420 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
9421 (compute_available): Remove unused variable `last'.
9422 (compute_nearerout): Remove unused variable `temp_bitmap'.
9423 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
9424 Remove unused variable `x'.
9426 * scan.h (recognized_function, recognized_extern): Constify a
9429 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
9431 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9433 * varasm.c (decode_rtx_const): Use XSTR to access the string
9436 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
9438 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
9440 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9442 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
9444 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
9446 * pa.c (ireg_operand): New function.
9447 * pa.h (PREDICATE_CODES): Handle ireg_operand.
9448 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
9449 Fix out of date comment.
9451 * pa.md (negdi2): Turn into expander + anonymous pattern.
9453 * reload.c (find_reloads): Fix typos in recent change.
9455 * dwarf2out.c: Do not include ctype.h.
9457 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9459 * regclass.c (record_reg_classes): Always use may_move_cost when
9460 seeing how operand fits with various register classes.
9462 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
9464 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
9465 * toplev.c: Revert Nov 1 13:22 change.
9467 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
9469 * config/pa/pa.md (height reduction patterns): Add checks for
9470 overlapping operands to avoid semantic-destroying splits for
9471 height reduction patterns.
9473 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
9475 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
9476 have been an hyphen, fixed.
9477 * configure: Rebuilt.
9479 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
9481 * config/arm/tpe.h: Add prototypes for exported functions.
9482 * config/arm/pe.c: Fix compile time warnings.
9483 * config/arm/semi.h: Fix compile time warnings.
9484 * config/arm/arm.c: Fix compile time warnings.
9485 * config/arm/arm.h: Fix compile time warnings.
9486 * config/arm/arm.md: Fix compile time warnings.
9487 * config/arm/thumb.c: Fix compile time warnings.
9488 * config/arm/thumb.h: Fix compile time warnings.
9489 * config/arm/thumb.md: Fix compile time warnings.
9491 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
9493 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
9496 * unroll.c (unroll_loop): Remove LOOP notes when loop is
9497 completely unrolled.
9499 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9501 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
9503 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
9505 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
9506 * rtl.h (rtx_equal_p): Move prototype.
9507 * rtl.c (rtx_equal_function_value_matters): Move from
9509 (rtx_equal_p): Likewise.
9510 * rtlanal.c (rtx_equal_function_value_matters): Delete.
9511 (rtx_equal_p): Likewise.
9513 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
9515 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
9518 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
9520 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
9522 * pa.h (ADDR_VEC_ALIGN): Define.
9524 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
9525 notes when presented with "if (foo) break; end_of_loop" and
9526 the break sequence gets moved out of the loop.
9528 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
9529 Remove explicit zero initializations of entries within MAP.
9531 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
9533 * reg-stack.c (convert_regs_1): Handle EH edges specially.
9535 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
9537 * bitmap.h (BITMAP_XMALLOC): New macro.
9538 * flow.c (CLEAN_ALLOCA): Remove.
9539 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
9540 (life_analysis): Likewise.
9541 (update_life_info): Don't use CLEAN_ALLOCA.
9542 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
9543 (calculate_global_regs_live): Likewise.
9544 (print_rtl_with_bb): Likewise.
9545 (verify_flow_info): Likewise.
9546 * global.c (global_alloc): Likewise.
9547 (global_conflicts): Likewise.
9548 * integrate.c (save_for_inline_nocopy): Likewise.
9549 (expand_inline_function): Likewise.
9550 * jump.c (jump_optimize_1): Likewise.
9551 (duplicate_loop_exit_test): Likewise.
9552 (thread_jumps): Likewise.
9553 * loop.c (loop_optimize): Likewise.
9554 (combine_givs): Likewise.
9555 (recombine_givs): Likewise.
9556 * reorg.c (dbr_schedule): Likewise.
9557 * unroll.c (unroll_loop): Likewise.
9559 * combine.c (combine_instructions): Use xmalloc instead of alloca.
9561 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
9563 * toplev.c (rest_of_compilation): Don't optimize the CFG
9564 when rebuilding, just before dbr.
9566 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9568 * output.h (assemble_end_function, assemble_destructor,
9569 assemble_constructor, assemble_gc_entry, assemble_global,
9570 assemble_label, output_constant_pool) Constify a char*.
9572 * varasm.c (assemble_destructor, assemble_constructor,
9573 assemble_gc_entry, assemble_end_function, assemble_global,
9574 assemble_label, output_constant_pool): Likewise.
9576 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
9578 * config/arm/thumb.c (thumb_expand_prologue): Add comments
9579 explaining what is goin on in this function.
9581 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9583 * regclass.c (record_reg_classes): In matching case, recompute
9584 costs since the direction of movement is different.
9586 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
9588 * resource.c (mark_target_live_regs): For unconditional branches,
9589 the resources found at the branch target should be added to the
9590 resources found so far, not intersected.
9592 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
9594 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
9596 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
9597 (sys/mman.h): Include this file only if #HAVE_MMAP.
9598 (run_compiles): Initialize `esac_fmt' with one old KR string, not
9599 with automatically concatenated ANSI strings.
9601 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
9603 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
9604 (DIV_ROUND_UP): Robustify.
9605 (ggc_recalculate_in_use_p): New function.
9606 (release_pages): Don't inline it.
9607 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
9609 (ggc_pop_context): Use ggc_recalculate_in_use_p.
9610 (clear_marks): Always save in_use_p.
9611 (sweep_pages): Use ggc_recalculate_in_use_p.
9612 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
9613 Release pages before counting statistics.
9615 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
9617 * toplev.c (rest_of_compilation): Fix thinko in this change:
9619 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
9621 (rest_of_compilation): If inside an inlined external function,
9622 pretend we are just being declared.
9624 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
9626 * flow.c (calculate_global_regs_live): Fix thinko.
9628 * integrate.c (expand_inline_function): Fix bugs in previous
9629 change from Oct 28, 1999.
9631 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
9633 * stmt.c (expand_value_return): Fix typo in this change:
9635 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9636 (expand_value_return): Correctly convert VAL when promoting function
9637 return; support RETURN_REG being a PARALLEL.
9639 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
9641 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
9643 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9645 * hard-reg-set.h (reg_names): Constify a char*.
9647 * regclass.c (reg_names): Likewise.
9649 * regs.h (reg_names): Likewise
9651 * a29k/a29k.c (reg_names): Delete declaration.
9653 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
9655 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
9656 arc_output_function_epilogue): Likewise.
9658 * elxsi/elxsi.c (reg_names): Likewise.
9660 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
9662 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
9665 * m88k/m88k.c (output_function_profiler): Likewise.
9667 * sparc/sparc.c (sparc_flat_output_function_prologue,
9668 sparc_flat_output_function_epilogue): Likewise.
9670 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
9672 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
9673 warning from -Wuninitialized and put it under -W.
9674 * function.c (uninitialized_vars_warning): Warn only when the
9675 corresponding flag is set.
9677 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
9679 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
9680 is nonzero and the single set does not have an elt, then assign
9683 * simplify-rtx.c: New file.
9684 * Makefile.in (OBJS): Add simplify-rtx.o
9685 (simplify-rtx.o): Add dependencies.
9686 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
9687 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
9688 (cse_gen_binary, simplify_unary_operation): Delete.
9689 (simplify_binary_operation, simplify_plus_minus): Likewise.
9690 (check_fold_consts, simplify_relation_operation): Likewise.
9691 (simplify_ternary_operation): Likewise.
9692 (delete_trivially_dead_insns): Simplify the contents of the
9693 REG_EQUAL note before trying to substitute it into the source
9694 of the reg-reg copy at the end of a libcall sequence.
9696 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
9697 references/callers changed.
9699 * mn10200.c (mn10200_va_arg): Force the return value into a
9702 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
9704 * cccp.c (macroexpand): Avoid out of range accesses for omitted
9707 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
9709 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
9711 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
9713 * fold-const.c (fold): Fix thinko when optimizing comparisons
9716 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
9718 * gcc.texi (Passes): Update front-end files to their current
9721 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
9723 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
9724 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
9725 (PREDICATE_CODES): Add addition_operation.
9726 * alpha-protos.h (addition_operation): Declare.
9727 (secondary_reload_class): Likewise.
9728 * alpha.c (addition_operation): New.
9729 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
9730 * alpha.md (adddi3): Turn into expander.
9731 (*lda, *adddi_2): New.
9732 (movsf, movdf patterns): Don't preference integer regs.
9733 (movsi, movdi patterns): Don't preference fp regs.
9735 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
9737 * genrecog.c (write_switch): Check for duplicate CODE cases.
9739 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
9741 * ggc-common.c: Update pre-function commentary.
9742 * ggc-page.c: Likewise.
9744 (poison_pages): Use memset directly.
9745 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
9746 (ggc_collect): Poison before sweeping.
9747 * ggc-simple.c: Update pre-function commentary.
9748 (ggc_alloc_obj): Poison non-zeroed memory.
9750 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
9752 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
9753 match format string, even on 64-bit hosts.
9754 * gcc-page.c (ggc_page_print_statistics): Likewise.
9756 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
9758 * config/i386/i386.c (ix86_cpu): Revert last patch.
9759 * config/i386/i386.h (ix86_cpu): Ditto.
9761 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
9763 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
9764 TYPE_SIZE, convert type of result to sizetype.
9766 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
9768 * flow.c (count_or_remove_death_notes): Equate NULL with the
9771 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
9772 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
9775 * i386.c (pic_label_no): Delete.
9776 (ix86_attr_length_default): Don't use single_set to peek
9779 * recog.c (peephole2_optimize): Allow recog_next_insn to index
9780 the first insn after bb->end.
9781 * i386.md (push mem peeps): Scratch is live after evaluation
9783 (cmp mem peep): Similarly.
9785 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
9787 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
9788 * function.c (pad_to_arg_alignment): Add missing braces.
9790 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9792 * alpha/alpha-protos.h (literal_section): Add prototype.
9793 (alpha_need_linkage, alpha_start_function,alpha_end_function):
9796 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
9798 (alpha_start_function, alpha_end_function, float_strings,
9799 alpha_need_linkage): Constify a char*
9801 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
9803 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
9805 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
9807 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
9809 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9811 * flow.c (debug_flow_info): Add prototype.
9813 * gcc.c (main): Likewise.
9815 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
9818 * reload1.c (failed_reload, set_reload_reg): Likewise.
9820 * mips-tfile.c (main): Likewise.
9821 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
9822 with ATTRIBUTE_NORETURN.
9824 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
9826 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
9827 DECL is not a memory ref.
9829 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
9831 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
9832 * config/i386/i386.c (ix86_cpu): Add extern attribute.
9834 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
9836 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
9837 * config/mips/elf64.h: ditto.
9839 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
9841 * expr.c (emit_push_insn): New argument alignment_pad.
9842 Update all callers. Adjust stack pointer based on alignment pad.
9843 * function.c (pad_to_arg_alignment): New argument alignment_pad.
9844 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
9845 (locate_and_pad_parm): New argument alignment_pad. Update all
9847 * expr.h (emit_push_insn): Update prototype.
9848 (locate_and_pad_parm): Update prototype.
9849 * calls.c (arg_data): Add new field alignment_pad.
9850 (initialize_argument_information): Initialize alignment_pad.
9852 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
9854 * except.c (free_eh_nesting_info): Free the info itself.
9855 * function.c (free_after_compilation): Don't free NULL.
9856 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
9857 (pre_edge_insert): Free inserted.
9858 * stmt.c (free_stmt_status): Don't free NULL.
9860 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
9862 * gcov.c (DIR_SEPARATOR): Provide default.
9863 (output_data): Add test for MS-DOS format absolute filename.
9864 (fancy_abort): Correct program name.
9865 (open_files): Open all files in binary mode.
9866 * libgcc2.c (__bb_exit_func): Likewise.
9868 * profile.c (init_branch_prob): Specify binary when opening files.
9870 * flags.h (flag_unwind_tables): New decl.
9871 * toplev.c (flag_unwind_table): New definition.
9872 (f_options): Add -funwind-tables.
9873 (decode_g_option): Clarify warning when unknown -g option is given.
9874 (rest_of_compilation): If inside an inlined external function,
9875 pretend we are just being declared.
9877 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
9878 (dwarf2out_frame_finish): Likewise.
9880 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
9882 * fold-const.c (merge_ranges): If not in0, but in1, handle
9883 upper bounds equal like subset case.
9885 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
9887 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
9888 passed in a register but moved to the stack.
9890 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
9892 * gcc.c (pass_exit_codes, greatest_status): New variables.
9893 (struct option_map): Add entry for "--pass-exit-codes".
9894 (execute): Update greatest_status if error.
9895 (display_help): Add documentation for -pass-exit-codes.
9896 (process_command): Handle -pass-exit-codes.
9897 (main): Look at pass_exit_codes and greatest_status on call to exit.
9899 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9901 * reload.c (find_reloads): Refine test for no input reload
9902 case to not includes reloads emitted after insn.
9904 * function.c (find_temp_slots_from_address): Handle sum involving
9905 a register that points to a temp slot.
9906 (update_temp_slot_address): Make recursive call if both old and
9907 new are PLUS with a common operand.
9908 * calls.c (expand_call): Mark temp slot for result as having
9911 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
9913 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
9914 component as well as "BINUTILS".
9916 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
9917 * integrate.c (copy_rtx_and_substitute): Likewise.
9918 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
9919 All callers changed.
9920 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
9922 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
9923 gdb extensions, write size of type; also be more consistent
9924 in using references when this is a subtype.
9926 * pa.md (extv, extzv, insv): Use define_expand to reject constant
9927 that is out of range.
9929 * loop.c (unknown_constant_address_altered): New variable.
9930 (prescan_loop): Initialize it.
9931 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
9932 (invariant_p, case MEM): Remove handling for volatile and readonly;
9933 check new variable if readonly.
9934 (check_dbra_loop): Chdeck unknown_constant_address_altered.
9936 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
9937 (addr_affects_sp_p): Removed from note_mem_written and only
9938 define #ifdef AUTO_INC_DEC.
9940 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
9942 * regclass.c (record_reg_classes): Properly handle register move
9945 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
9946 Don't think valid if both operands are invalid.
9947 (struct constant_descriptor): New field RTL.
9948 (mark_const_hash_entry): Mark it.
9949 (record_constant{,_rtx}): Initialize it.
9950 (output_constant_def): Allocate RTL in permanent obstack and
9952 ({record,compare}_constant_1): Modes must match for
9953 CONSTRUCTOR of ARRAY_TYPE.
9955 * c-common.h (initializer_constant_valid_p): Delete decl from here.
9956 * output.h (initializer_constant_valid_p): Move decl to here.
9957 * c-common.c (initializer_constant_valid_p): Delete function from here.
9958 * varasm.c (initializer_constant_valid_p): Move function to here.
9960 * tree.h (STRIP_SIGN_NOPS): New macro.
9961 * fold-const.c (optimize_minmax_comparison): New function.
9962 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
9963 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
9964 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
9965 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
9966 widening conversions.
9967 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
9968 to look at size of mode, not precision of type; also add missing cases.
9969 (optimize_bit_field_compare, decode_field_reference): Don't try to
9970 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
9972 * dwarf2out.c (ctype.h): Include.
9973 (dwarf2out_set_demangle_name_func): New function.
9974 (size_of_line_info): Deleted.
9975 (output_line_info): Compute size of line info table from difference
9977 (base_type_die, add_name_attribute): Call demangle function, if any.
9978 (field_byte_offset): Use bits per word for variable length fields.
9979 (gen_array_type_die): Add array name.
9980 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
9981 (dwarf2out_add_library_unit_info): New function.
9983 * explow.c (set_stack_check_libfunc): New function.
9984 (stack_check_libfunc): New static variable.
9985 (probe_stack_range): Allow front-end to set up a libfunc to call.
9987 * combine.c (simplify_comparison): When making comparison in wider
9988 mode, check for having commuted an AND and a SUBREG.
9989 (contains_muldiv): New function.
9990 (try_combine): Call it when dividing a PARALLEL.
9991 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
9992 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
9994 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
9995 use one of the CLOBBERs instead.
9996 (if_then_else_cond): If comparing against zero, just return thing
9999 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
10000 Don't generate shifts and subtract if have conditional arithmetic.
10002 * rtl.h (delete_barrier): New declaration.
10003 * jump.c (jump_optimize): Set up to handle conditional call.
10004 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
10005 (delete_barrier): New function.
10007 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
10009 * recog.c (nonmemory_operand): Accept ADDRESSOF.
10011 * tree.c (build_type_attribute_variant): Push to obstack of
10012 ttype around type_hash_canon call.
10014 * expr.c (placeholder_list): Move decl to file scope.
10015 (expand_expr): Don't force access to volatile just because its
10017 If ignoring reference operations, just expand the operands.
10018 (expand_expr, case COMPONENT_REF): Propagate
10019 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
10020 Refine test for using bitfield operations vs pointer punning.
10021 (expand_expr, case CONVERT_EXPR): If converting to
10022 BLKmode UNION_TYPE from BLKmode, just return inner object.
10023 Use proper mode in store_field call.
10024 Properly set sizes of object to store and total size in store_field
10025 call for convert to union.
10026 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
10027 memory (like for ADDR_EXPR). Also, don't put constant in register if
10028 we'll want it in memory.
10029 (readonly_fields_p): New function.
10030 (expand_expr, case INDIRECT_REF): Call it if LHS.
10031 (expand_assignment): Handle a RESULT_DECL where
10032 DECL_RTL is a PARALLEL.
10033 (do_jump, case WITH_RECORD_EXPR): New case.
10034 (get_inner_reference): Always go inside a CONVERT_EXPR
10035 and NOP_EXPR if both modes are the same.
10036 (store_field): Use bitfield operations if size of bitsize is not same
10037 as size of RHS's type.
10038 Check for bitpos not a multiple of alignment in BLKmode case.
10039 Do block move in largest possible alignment.
10040 (store_constructor): Set BITSIZE to -1 for variable size and properly
10041 in case of array of BLKmode.
10042 (expand_expr_unaligned): New function.
10043 (do_compare_and_jump): Call it.
10045 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
10046 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
10047 does not include 'o'.
10049 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
10050 both SET_DEST and SET_SRC reference a virtual register.
10051 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
10053 * integrate.c (expand_inline_function): Handle case of setting
10054 virtual stack vars register (from built in setjmp); when parameter
10055 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
10056 (subst_constant): Add new parm, MEMONLY.
10057 (expand_inline_function, integrate_parm_decls): Pass new parm.
10058 (integrate_decl_tree): Likewise.
10059 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
10060 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
10061 (copy_rtx_and_substitute, case SET): Add explicit calls to
10062 copy_rtx_and_substitute for both sides.
10064 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
10066 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
10067 within INDEX_TYPE, instead of before.
10068 (fixup_gotos): Use f->target_rtl, not the next insn,
10069 since latter may be from a later fixup.
10070 (expand_value_return): Correctly convert VAL when promoting function
10071 return; support RETURN_REG being a PARALLEL.
10072 (expand_return): When checking for result in regs and having
10073 cleanup, consider PARALLEL in DECL_RTL as being in regs.
10075 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
10077 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
10078 last_nominal_fname): Mark const.
10079 (struct include_hash: name, nshort, control_macro): Mark
10081 (struct macrodef: symnam): Mark const.
10082 (struct if_stack: fname): Mark const.
10083 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
10084 (IStable): New character-syntax array which encompasses all
10085 the old is_foo arrays.
10086 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
10087 is_space): New macros for interrogating IStable.
10088 (check_macro_name): Kill last argument. All callers changed.
10090 * cppinit.c (initialize_char_syntax): Delete.
10091 (is_idchar, is_idstart, is_hor_space, is_space,
10092 trigraph_table): Delete.
10093 (IStable): New. Initialize with clever macros to avoid
10094 information duplication.
10095 (builtin_array): Table of builtins to get rid of explicit list
10096 in initialize_builtins.
10097 (initialize_builtins): Use builtins_array.
10098 (cpp_start_read): Call init_IStable, and set IStable['$'] if
10099 opts->dollars_in_ident.
10101 * cppexp.c: Change all refs to is_xyz[] arrays to use new
10103 (cpp_parse_expr): Avoid 'format string is not constant'
10104 warning. Use ISGRAPH to identify printable chars.
10105 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
10107 (read_and_prescan): Map trigraphs to chars with open-coded
10108 if-else-if-... sequence, not a lookup table.
10109 * cpphash.c: Change all refs to is_xyz[] arrays to use new
10111 * cpplib.c: Change all refs to is_xyz[] arrays to use new
10112 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
10113 (check_macro_name): Remove ability to report an invalid
10114 assertion name, which is never used.
10115 (do_line): Constify a couple of char *'s.
10116 * cppmain.c (main): Call cpp_cleanup before returning.
10118 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
10120 * ggc.h (struct ggc_statistics): New type.
10121 (ggc_get_size): New function.
10122 (ggc_print_statistics): Likewise.
10123 * ggc-common.c (ggc_stats): New variable.
10124 (ggc_mark_rtx_children): Keep statistics.
10125 (ggc_mark_tree_children): Likewise.
10126 (ggc_print_statistics): New function.
10127 * ggc-page.c (struct globals): Add bytes_mapped field.
10128 (alloc_anon): Update it.
10129 (release_pages): Likewise.
10130 (ggc_get_size): New function.
10131 (ggc_page_print_statistics): New function.
10132 * ggc-simple.c (ggc_get_size): New function.
10134 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
10136 * flow.c (propagate_block): When the last reference to a label
10137 before an ADDR_VEC is deleted because the reference is a dead
10138 store, delete the ADDR_VEC.
10140 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
10142 * resource.c (find_free_register): Don't use the frame pointer
10143 if frame_pointer_needed.
10145 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
10147 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
10148 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
10150 * config/i960/i960.c (i960_va_start): New locals base, num.
10151 Use INDIRECT_REF instead of ARRAY_REF on valist.
10152 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
10154 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
10156 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
10158 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
10160 * tree.def (PLACEHOLDER_EXPR): Update comments.
10162 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10164 * c-common.c (check_format_info): Avoid non-literal format string
10165 warnings when `first_arg_num' is zero.
10167 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10169 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
10171 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
10173 * arm.md (casesi_insn): Add a clobber of the condition code
10176 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
10178 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
10179 used by both cc1 and cc1plus.
10181 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
10183 * config/arm/arm.c: Initialise arm_structure_size_boundary to
10184 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
10185 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
10186 to the value 32 if it has not already been defined.
10187 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
10188 Override definition in arm.h with a value of 8.
10190 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
10192 * c-pragma.c (push_alignment): Don't check the return value
10195 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
10197 * sparc.h (ADJUST_COST): Fix thinko.
10199 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
10201 * cccp.c (rescan): Fixed obp pointer handling around call to
10202 check_expand subroutine.
10204 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
10206 * gcse.c (delete_null_pointer_checks): Only record non-null info
10207 for pseudos when examining stores.
10209 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
10210 splitters for these patterns. Use "#" for output templates.
10211 (addsi3_carryin_shift): New pattern.
10213 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
10215 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
10216 of the function return register into a plain REG until
10217 after function inlining is done.
10219 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
10221 * jump.c (jump_optimize_1): If we did cross-jumping, and
10222 the data will matter, rebuild the CFG.
10223 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
10224 not optimizing. Don't run shorten_branches.
10225 * toplev.c (rest_of_compilation): Run shorten_branches after
10228 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
10230 * rtl.h (note_stores): Add additional paramter.
10231 * rtlanal.c (reg_set_p_1): Take additional paramter.
10232 (reg_set_last_1): Likewise.
10233 (reg_set_p): Adjust call to note_stores.
10234 (reg_set_last): Likewise.
10235 (note_stores): Pass data parameter to worker function.
10236 * alias.c (record_set): Take additional parameter.
10237 (init_alias_analysis): Pass it.
10238 * caller-save.c (mark_set_regs): Take additional parameter.
10239 (save_call_clobbered_regs): Pass NULL to note_stores.
10240 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
10242 (record_dead_and_set_regs_1): Likewise.
10243 (reg_dead_at_p_1): Likewise.
10244 (combine_instructions): Adjust calls to note_stores.
10245 (try_combine): Likewise.
10246 (record_dead_insn): Remove.
10247 (record_dead_and_set_regs): Adjust calls to note_stores.
10248 (reg_dead_at_p): Likewise.
10249 * cse.c (invalidate_skipped_set): Take additional parameter.
10250 (cse_check_loop_start): Likewise.
10251 (cse_check_loop_start_value): Remove.
10252 (cse_set_around_loop): Adjust calls to note_stores.
10253 * flow.c (notice_stack_pointer_modification): Take additional
10254 parameter. Remove duplicate declaration.
10255 (record_volatile_insns): Adjust calls to note_stores.
10256 * gcse.c (record_set_info): Take additional parameter.
10257 (record_last_set_info): Likewise.
10258 (invalidate_nonnull_info): Likewise.
10259 (record_set_insn): Remove.
10260 (compute_sets): Adjust calls to note_stores.
10261 (last_set_insn): Remove.
10262 (compute_hash_table): Adjust calls to note_stores.
10263 (insert_insn_end_bb): Likewise.
10264 (delete_null_pointer_checks): Likewise.
10265 * global.c (mark_reg_store): Take additional parameter.
10266 (mark_reg_clobber): Likewise.
10267 (reg_becomes_live): Likewise.
10268 (global_conflicts): Adjust calls to note_stores.
10269 (build_insn_chain): Likewise.
10270 * integrate.c (note_modified_parmregs): Take additional parameter.
10271 (mark_stores): Likewise. Make it static.
10272 (save_for_inline_nocopy): Adjust calls to note_stores.
10273 (try_constants): Likewise.
10274 * integrate.h (mark_stores): Remove declaration.
10275 * jump.c (mark_modified_reg): Take additional parameter.
10276 (thread_jumps): Adjust calls to note_stores.
10277 * local-alloc.c (validate_equiv_mem_from_store): Take additional
10279 (no_equiv): Likewise.
10280 (reg_is_set): Likewise.
10281 (validate_equiv_mem): Adjust calls to note_stores.
10282 (update_equiv_regs): Likewise.
10283 (block_alloc): Likewise.
10284 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
10285 (note_addr_stored): Take additional parameter.
10286 (note_set_pseudo_multiple_uses): Likewise.
10287 (record_initial): Likewise.
10288 (prescan_loop): Adjust calls to note_stores.
10289 (strength_reduce): Likewise.
10290 (check_dbra_loop): Likewise.
10291 * regmove.c (flags_set_1): Take additional paramter.
10292 (mark_flags_life_zones): Adjust calls to note_stores.
10293 * reload1.c (mark_not_eliminable): Take additional parameter.
10294 (forget_old_reloads_1): Likewise.
10295 (reload_cse_invalidate_rtx): Likewise.
10296 (reload_cse_check_clobber): Likewise.
10297 (reload_combine_note_store): Likewise.
10298 (move2add_note_store): Likewise.
10299 (reload): Adjust calls to note_stores.
10300 (reload_as_needed): Likewise.
10301 (emit_reload_insns): Likewise.
10302 (reload_cse_regs_1): Likewise.
10303 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
10304 (reload_combine): Adjust calls to note_stores.
10305 * resource.c (update_live_status): Take additional paramter.
10306 (mark_target_live_regs): Adjust calls to note_stores.
10307 * stupid.c (find_clobbered_regs): Take additional parameter.
10308 (stupid_life_analysis): Adjust calls to note_stores.
10310 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
10312 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
10315 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
10318 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
10319 of the variable arm_structure_size_boundary.
10321 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
10323 * alias.c (init_alias_analysis): Allocate reg_known_value and
10324 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
10326 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
10327 * cse.c (cse_main): Call end_alias_analysis.
10328 * haifa-sched.c (schedule_insns): Likewise.
10329 * local-alloc. (update_equiv_regs): Likewise.
10330 * reload1.c (reload_cse_regs): Likewise.
10332 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10334 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
10335 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
10336 mapping from MASK_FPU.
10338 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
10340 * sparc.md (call): Don't bound structure return size to 0xfff.
10342 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
10344 * resource.c (mark_target_live_regs): Check that the target
10345 insn wasn't created after compute_bb_for_insn.
10347 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
10349 * ggc-page.c (poison_pages): Don't be overzealous.
10351 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
10353 * alias.c: Update comments for ADDRESS.
10354 (nonlocal_reference_p): Look inside the ADDRESS to determine if
10355 it is a local memory reference.
10357 * c-typeck.c (build_function_call): Check that the built-in
10358 function is of class BUILT_IN_NORMAL before trying to recongize
10359 it as BUILT_IN_ABS.
10360 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
10361 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
10363 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
10365 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
10367 (pre_gcse): Likewise.
10368 (hoist_expr_reaches_here_p): Likewise.
10369 (hoist_code): Likewise.
10370 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
10372 (pre_expr_reaches_here_p_work): ... here.
10373 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
10375 (expr_reaches_here_p_work): ... here.
10377 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
10379 * resource.c (find_basic_block): Delete.
10380 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
10381 (init_resource_info): Call compute_bb_for_insn.
10383 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
10385 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
10386 with already adjacent blocks, but no fallthru.
10387 (merge_blocks_move_successor_nojumps): Simplify.
10388 (debug_flow_info): New.
10390 * toplev.c (rest_of_compilation): Open jump1 dump file before
10391 jump and close after, as opposed to just using dump_rtl.
10393 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10395 * reload.h (earlyclobber_operand_p): Declare.
10396 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
10397 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
10398 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
10399 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
10401 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
10402 Richard Henderson <rth@cygnus.com>
10404 * emit-rtl.c (emit_block_insn_before): New.
10405 (emit_block_insn_after): New.
10406 * basic-block.h: Declare them.
10408 * bitmap.h: Protect from multiple inclusion.
10410 * recog.c (scratch_operand): Handle VOIDmode correctly.
10412 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
10414 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
10415 * function.c (assign_parms): Likewise.
10416 * global.c (global_conflicts): Clarify STACK_REGS commentary.
10418 * reg-stack.c (max_uid): Remove.
10419 (blocks, block_begin, block_end, block_drops_in): Remove.
10420 (block_stack_in, block_out_reg_set, block_number): Remove.
10421 (struct block_info_def, BLOCK_INFO): New.
10422 (enum emit_where): New.
10423 (current_block): New.
10424 (BLOCK_NUM): Remove.
10425 (mark_regs_pat, record_label_references): Remove.
10426 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
10428 (goto_block_pat, print_blocks, dump_stack_info): Remove.
10429 (reg_to_stack): Simplified test for existance of fp code. Use
10430 flow.c code. Call shorten_branches after cross-jump opt.
10431 (check_asm_stack_operands): Renamed from record_asm_reg_life.
10432 Return false if the asm doesn't use stack regs. Don't do life
10433 analysis on the asm.
10434 (emit_pop_insn): Replace function pointer arg `when' with
10435 enum `where'. Update all callers.
10436 (change_stack): Likewise. Update basic block end.
10437 (emit_swap_insn): Use current_block->head to limit reverse search
10438 for start of block. Use emit_block_insn_after.
10439 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
10440 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
10441 structure assignment instead of bcopy.
10442 (print_stack): New.
10443 (convert_regs_entry, convert_regs_exit): New.
10444 (convert_regs_1, convert_regs_2): Split out from convert_regs.
10445 Work on basic blocks and the CFG.
10446 (convert_regs): Use them.
10448 * i386.c (output_fix_trunc): Remove code for DImode input operand
10449 not at top-of-stack.
10450 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
10452 (fix_truncdi_1): Allow any mode scratch.
10454 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
10456 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
10457 * linux.h, netbsd.h, vms.h: Not here.
10459 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
10461 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
10462 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
10463 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
10464 CONDITIONAL_REGISTER_USEAGE): Use them.
10465 * config/mips/mips.c (mips_move_1word,mips_move_2words,
10466 gen_conditional_branch,override_options) : Use them.
10467 * config/mips/mips.md : Use them.
10469 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
10471 * i386.md (zero_extendqihi2): Use SImode register name with andl.
10473 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
10475 * integrate.c (function_cannot_inline_p): Don't allow inlining
10478 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10480 * c-parse.in (cast_expr): Constify.
10482 * cccp.c (special_symbol): Likewise.
10484 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
10486 * dwarf2out.c (base_type_die): Likewise.
10488 * global.c (allocno_compare): Likewise.
10490 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
10492 * regclass.c (fix_register): Likewise.
10494 * rtl.h (fix_register): Likewise.
10496 * stupid.c (stupid_reg_compare): Likewise.
10498 * toplev.c (decode_f_option): Likewise.
10500 * tree.c (build_complex_type): Likewise.
10502 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
10504 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
10506 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10508 * reload.c (find_reloads): Compute mode and nregs fields of all
10510 * reload1.c (calculate_needs_all_insns): Simplify a bit.
10511 (calculate_needs): Use precomputed mode/nregs values.
10512 (allocate_reload_reg): Likewise.
10514 (failed_reload, set_reload_reg): ... new functions.
10515 (choose_reload_regs_init): New function, mostly broken out from...
10516 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
10517 Also lose one #if 0 block.
10519 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
10521 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
10524 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
10526 * tree.h (BLOCK_TYPE_TAGS): Remove.
10527 (BLOCK_END_NOTE): Likewise.
10528 (BLOCK_LIVE_RANGE_FLAG): Likewise.
10529 (BLOCK_LIVE_RANGE_START): Likewise.
10530 (BLOCK_LIVE_RANGE_END): Likewise.
10531 (tree_block): Remove live_range_flag, live_range_var_flag, and
10532 type_tags. Remove end_note, live_range_start, and live_range_end.
10533 (remember_end_note): Remove prototype.
10534 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
10535 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
10537 * ggc-common.c (ggc_mark_tree_children): Don't mark
10538 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
10539 * integrate.c (adjust_copied_decl_tree): Remove.
10540 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
10541 * stmt.c (last_block_end_note): Remove.
10542 (init_stmt): Don't add a GC root for it.
10543 (expand_fixup): Don't set it.
10544 (remember_end_note): Remove.
10545 (expand_end_bindings): Don't set last_block_end_note.
10547 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10549 * reload1.c (reload_reg_free_for_value_p): Show
10550 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
10553 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
10555 * expmed.c (extract_bit_field): Allow for the case of non-integer
10556 objects that are smaller than a word (like SFmode on a 64-bit
10559 * loop.c (basic_induction_var): A non-integer variable which is
10560 being set by a paradoxical subreg is probably not a biv.
10562 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10564 * prefix.c (translate_name) Check for empty prefix string.
10566 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
10568 * Makefile.in (CPP_CROSS_NAME): New variable.
10569 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
10571 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
10572 names of the files to be uninstalled.
10574 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
10576 * collect2.c (IS_DIR_SEPARATOR): Define.
10577 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
10579 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
10582 * haifa-sched.c (add_dependence): Update the true dependency
10583 cache the first time we add a true dependence to the LOG_LINKS chain.
10585 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
10587 * fold-const.c (fold): Fix comment.
10589 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10591 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
10592 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
10593 dbxout_start_new_source_file, dbxout_source_file,
10594 dbxout_source_line, dbxout_finish, dbxout_type_fields,
10595 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
10597 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
10598 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
10599 (dbxout_block): Initialize variable `blocknum'.
10601 * dbxout.h (dbxout_init, dbxout_finish,
10602 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
10603 dbxout_args, dbxout_source_line): Constify a char*.
10605 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
10606 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
10607 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
10608 low_pc_attribute, high_pc_attribute, body_begin_attribute,
10609 body_end_attribute, comp_dir_attribute, sf_names_attribute,
10610 src_info_attribute, mac_info_attribute, producer_attribute,
10611 lookup_filename, generate_macinfo_entry, fundamental_type_code,
10612 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
10613 dwarfout_undef): Constify a char*.
10614 (add_incomplete_type, retry_incomplete_types): Add prototypes.
10616 * dwarfout.h (dwarfout_define, dwarfout_undef,
10617 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
10619 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
10621 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
10622 (MULTILIB_ISA_DEFAULT): New.
10623 (MULTILIB_DEFAULTS): Use it.
10624 * config/mips/mips.c (): Remove the now unnecessary definition
10625 of MIPS_ISA_DEFAULT.
10626 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
10627 unnecessary definition.
10629 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
10631 * arm.md (pic_load_addr): Add constraints to operand 1.
10633 1999-10-25 Bruce Korb <autogen@linuxbox.com>
10635 * fixinc/genfixes: Provide a means for specifying -D options to
10638 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
10640 * arm.c (arm_override_options): Correct initialization of
10641 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
10642 arm_is_strong, and arm_is_6_or_7.
10644 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
10645 (note_set_pseudo_multiple_uses): New function.
10646 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
10647 if a pseudo set in the loop exit is used elsewhere.
10649 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
10651 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
10653 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
10655 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
10656 a single load-address pattern.
10658 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
10660 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
10661 depending on whether or not line-number notes are present.
10663 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10665 * cccp.c (progname, file_buf, default_include, include_file,
10666 macrodef, definition, hashval, wchar_type, user_label_prefix,
10667 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
10668 expand_to_temp_buffer, is_system_include, base_name,
10669 absolute_filename, read_name_map, open_include_file,
10670 record_control_macro, check_precompiled, check_preconditions,
10671 pcfinclude, pass_thru_directive, create_definition,
10672 check_macro_name, comp_def_part, collect_expansion,
10673 check_assertion, read_token_list, assertion_install,
10674 assertion_lookup, eval_if_expression, conditional_skip,
10675 validate_else, skip_quoted_string, quote_string, macarg1,
10676 error_from_errno, install, lookup, hashf, dump_defn_1,
10677 perror_with_name, pfatal_with_name, main, trigraph_pcp,
10678 check_white_space, rescan, handle_directive, monthnames,
10679 special_symbol, do_include, remap_include_file, write_output,
10680 arglist, do_assert, do_unassert, do_line, do_error, do_once,
10681 do_ident, do_sccs, do_xifdef, skip_if_group,
10682 output_line_directive, macroexpand, macarg, change_newlines,
10683 initialize_builtins, make_definition): Constify a char*.
10685 * pcp.h (stringdef): Likewise.
10687 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
10689 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
10692 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
10693 Richard Henderson <rth@cygnus.com>
10695 * alias.c: Include ggc.h.
10696 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
10697 (record_set): Verify enough room in reg_base_value.
10698 (init_alias_analysis): Allocate reg_base_value with xcalloc.
10699 Register it as a GC root.
10700 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
10701 * Makefile.in (alias.o): Depend on ggc.h.
10703 * unroll.c (unroll_loop): Verify the insn before a barrier
10704 is a JUMP_INSN before checking JUMP_LABEL.
10706 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10708 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
10709 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
10710 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
10711 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
10712 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
10713 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
10715 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10717 * output.h (ctors_section, dtors_section, bss_section): Prototype.
10719 * alpha/alpha-interix.h (text_section): Delete prototype.
10720 * alpha/elf.h (text_section): Likewise.
10721 * arm/linux-elf.h (text_section): Likewise.
10722 * arm/linux-telf.h (text_section): Likewise.
10723 * c4x/c4x.h (text_section): Likewise.
10724 * dsp16xx/dsp16xx.h (bss_section): Likewise.
10725 * elfos.h (text_section): Likewise.
10726 * i386/aix386ng.h (text_section): Likewise.
10727 * i386/i386-interix.h (text_section): Likewise.
10728 * i386/sco5.h (text_section): Likewise.
10729 * i386/svr3gas.h (text_section): Likewise.
10730 * nextstep.h (text_section): Likewise.
10731 * psos.h (text_section): Likewise.
10732 * ptx4.h (text_section): Likewise.
10733 * svr3.h (text_section): Likewise.
10734 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
10736 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10738 * final.c (peephole): Delete prototype.
10740 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
10741 (pre_insert_copies): Remove unused variable `bb'.
10743 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
10746 * output.h (peephole): Add prototype.
10748 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
10750 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
10753 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
10755 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
10756 for inlined declarations.
10758 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
10760 * arm.c (logical_binary_operator): New fucntion.
10761 * arm.h (logical_binary_operator): Declare it.
10762 (PREDICATE_CODES): Handle logical_binary_operator.
10763 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
10764 output constraints. Add appropriate splitters.
10765 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
10766 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
10767 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
10769 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10771 * genoutput.c (struct operand_data): New elt eliminable.
10772 (output_operand_data): Write it.
10773 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
10774 (compare_operands): Take it into account.
10775 * recog.h (struct insn_operand_data): New elt eliminable.
10776 * reload1.c (check_eliminable_occurrences, elimination_effects): New
10778 (old_asm_operands_vec, new_asm_operands_vec): Delete.
10779 (eliminate_regs): Move code that detects changes to elimination
10780 target regs into new function elimination_effects.
10781 Delete one #if 0 block.
10782 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
10783 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
10784 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
10785 Only call eliminate_regs for real operands of the insn, not for parts
10786 of its structure or parts matched by things like match_operator.
10787 Use elimination_effects and check_eliminable_occurrences. Use
10788 copy_insn to duplicate the pattern when not in the final pass.
10790 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
10792 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
10795 1999-10-22 Bruce Korb <autogen@linuxbox.com>
10797 * fixinc/README: document the "mach" machine matching test
10798 * fixinc/fixfixes.c: Implement the #else/#endif label fix
10799 * fixinc/fixtests.c: Implement the #else/#endif label test
10800 * fixinc/inclhack.def: utilize these tests and fixes
10801 * fixinc/inclhack.sh: regen
10802 * fixinc/fixincl.x: regen
10803 * fixinc/fixincl.sh: regen
10805 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
10807 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
10810 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
10812 * gcc.1: Document exit codes.
10814 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10816 * calls.c: Include tm_p.h later, so everything we need is defined.
10817 * expr.c: Likewise.
10818 * function.c: Likewise.
10820 * except.c: Include tm_p.h.
10822 * sparc.c: Likewise.
10823 (dwarf2out_cfi_label): Don't prototype.
10824 (check_return_regs, epilogue_renumber,
10825 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
10826 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
10827 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
10828 ultra_schedule_insn): Add static prototype.
10829 (data_segment_operand, text_segment_operand): Call itself with the
10830 proper number of arguments.
10831 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
10833 * sparc.h: Move all declarations to sparc-protos.h.
10834 (SELECT_RTX_SECTION): Pass a missing MODE argument to
10837 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
10839 * config/svr4.h (text_section, ctors_section, dtors_section): Add
10841 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
10842 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
10843 ASM_OUTPUT_ASCII): Constify a char*.
10845 * sparc-protos.h: New file for sparc prototypes.
10847 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10849 * function.c (record_insns, contains): Always declare and define.
10850 (record_insns): Mark with ATTRIBUTE_UNUSED.
10852 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
10854 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
10855 to .section when outputting a .bss section to deal with multiple
10856 .bss input sections (as happens with -fdata-sections)
10857 Also output %progbits, not @progbits so the assembler doesn't treat as
10859 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
10861 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
10862 thumb parts even when building with non-thumb CPUs, by forcing
10865 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
10867 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
10868 (movdf_const_intreg_sp64): Similarly.
10870 * local-alloc.c (update_equiv_regs): Check the correct insn
10871 for pre-existing REG_EQUIV notes.
10873 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
10875 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
10876 block reached by a branch if we're not going to actually process
10879 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
10881 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
10882 a local extern function declaration.
10884 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
10886 * i386.c (ix86_expand_prologue): Properly wrap USE around
10887 reg for CALL_INSN_FUNCTION_USAGE.
10889 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
10891 * config/mips/mips.md (movdf_internal1a): Allow floating-point
10892 move between GP_REGs.
10894 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
10896 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
10897 the mode size when finding out if an offset is legal.
10899 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
10901 * basic-block.h (PROP_*): Move constants from ...
10902 * flow.c: ... here.
10903 (compute_bb_for_insn): Free the array before reallocating.
10904 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
10905 (allocate_reg_life_data): Reset all reg variables collected by
10907 (get_block_head_tail): Don't convert from bb to block.
10908 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
10909 (find_insn_reg_weight): Take block not bb.
10910 (schedule_block): Don't set block num for moved insns.
10911 (schedule_region): Don't update_life_info or find_insn_reg_weight.
10912 (schedule_insns): Do it here instead.
10913 * combine.c (combine_instructions): Invoke compute_bb_for_insn
10914 before update_life_info.
10915 * recog.c (split_all_insns, peephole2_optimize): Update for
10916 new arg to update_life_info.
10917 * rtlanal.c (remove_note): Cope with NULL note.
10918 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
10921 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
10923 * jump.c (jump_optimize_1): More accurately detect casesi insns.
10925 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
10926 block records so that merge_blocks_nomove will clean up correctly.
10927 (split_edge): Handle casesi insns.
10929 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
10931 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
10933 * pa.md (call, call_value): Do not emit a blockage after restoring
10936 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
10938 * c-typeck.c (c_expand_asm_operands): Fix typo.
10940 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10942 * arm.c (fpu_rhs_operand): Verify modes.
10943 (fpu_add_operand): Likewise.
10944 (di_operand): Likewise.
10945 (soft_df_operand): Likewise.
10947 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
10949 * arm.c (arm_return_in_memory): APCS rules state that the elements
10950 of a structure returned in a register must be 'integer-like'.
10952 1999-10-19 Bruce Korb <autogen@linuxbox.com>
10954 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
10955 in the source tree when the generated targets are out of date
10956 * fixinc/genfixes: Alter it to run individual fixes for make.
10957 * fixinc/README: rewrite
10958 * fixinc/inclhack.def: moved initial comments to README
10960 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
10962 * toplev.c (main): Do not generate an error message if an
10963 unrecognised command line switch is recognisable by another
10964 language. If extra_warnings are enabled, then generate a
10965 warning message instead.
10967 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
10969 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
10970 (insert_pack_attributes): Delete prototype.
10972 * c-pragma.c (default_alignment): New static variable.
10973 (push_alignment): Initialize to current effective alignment.
10974 (pop_alignment): Use to set new alignment.
10975 (insert_pack_attributes): Delete function.
10976 (handle_pragma_token): Set default_alignment as well each time
10977 a #pragma pack(<n>) is encountered.
10979 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
10981 * reg-stack.c (stack_result): Aggregates are not returned in
10984 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
10986 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
10988 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
10990 * basic-block.h (set_block_num): Declare.
10991 * flow.c (update_life_info): Don't call compute_bb_for_insn
10992 or free_basic_block_vars.
10993 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
10994 (insn_orig_block): Remove.
10995 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
10996 (schedule_block): Keep BLOCK_NUM up-to-date.
10997 (schedule_insns): Use compute_bb_for_insn.
10998 * recog.c (split_all_insns): Likewise.
10999 (peephole2_optimize): Likewise.
11001 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
11003 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
11004 if the pic register is used.
11006 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11008 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
11009 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
11010 if that tests TREE_PERMANENT.
11012 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
11014 * cse.c (invalidate_for_call): Do not remove memory references from
11015 the table here. It's handled elsewhere.
11017 * haifa-sched.c (add_dependence): Protect references to the
11018 true dependency cache with #ifdef INSN_SCHEDULING.
11019 (remove_dependence): Similarly.
11021 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
11022 to the cfg code that this is a return instruction.
11023 * mn10300.md (return_internal): Similarly.
11025 * combine.c (get_last_value): If the last set of a register
11026 is after subst_low_cuid, then we can not use it to determine
11027 the register's last value.
11029 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
11031 * Makefile.in: Back out previous change.
11033 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
11035 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
11037 * haifa-sched.c (add_dependence): Only check/update the cache
11039 (remove_dependence): Likewise.
11040 (schedule_insns): Only create the true_dependency_cache if the
11041 average number of instructions in a basic block is very large.
11043 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
11045 * Makefile.in (ggc-common.o): Depend on genrtl.h.
11046 (ggc-simple.o): Likewise.
11047 (ggc-page.o): Likewise.
11049 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
11051 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
11052 Prototype for exported functions.
11053 (pre_lcm, pre_rev_lcm): Remove prototypes.
11054 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
11055 (compute_available): Move to lcm.c, and change parameter order.
11056 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
11057 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
11058 (gcse_main): No longer call compute_preds_succs. Rebuild the
11059 set table after reach pre pass.
11060 (pre_insert_map, pre_delete_map, edge_list): New.
11061 (alloc_pre_mem): Allocate edge vectors.
11062 (free_pre_mem): Delete edge vectors.
11063 (compute_pre_data): Call new edge based lcm routines.
11064 (process_insert_insn): New function.
11065 (insert_insn_end_bb): Use it.
11066 (pre_edge_insert): New function.
11067 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
11069 (pre_insert_copies): Revamp using new edge based lcm outputs.
11070 (pre_delete): Likewise.
11071 (one_pre_gcse_pass): Insert & remove fake edges to the exit
11073 (compute_code_hoist_vbeinout): New new edge based routines.
11074 * lcm.c: Remove all the old LCM functions. Replace with new ones
11075 that work with the new cfg datastructures and work with edges
11078 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11080 * reload.h (struct reload): Add new fields "mode" and "nregs".
11081 * reload1.c: Change all occurrences of reload_mode and reload_nregs
11082 to reference the "mode" and "nregs" field within struct reload.
11084 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
11086 * haifa-sched.c (true_dependency_cache): New.
11087 (add_dependence): Use the true dependency cache to avoid expensive
11088 walks down the LOG_LINKS dependency list. Add entries to the
11089 cache as necessary.
11090 (remove_dependence): Remove entries from the true dependency cache
11092 (schedule_insns): Allocate and initialize and free the true
11095 * haifa-sched.c (schedule_insns): Do not remove inter-block
11096 dependencies anymore.
11098 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
11100 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
11101 * i386/t-winnt: Likewise.
11103 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
11105 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
11107 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
11109 * Makefile.in (LANGUAGES): Omit "proto".
11110 (clean): Remove stale comment about removing unprotoize.c.
11112 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11114 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
11115 using arithmetic on void pointers.
11117 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
11119 * haifa-sched.c (compute_block_forward_dependencies): Only check
11120 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
11122 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
11124 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
11125 (expr_equiv_p): Reject memories with different alias sets.
11127 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
11129 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
11130 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
11131 (f_options): Add "bounded-pointers" and "bounds-check" entries.
11132 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
11133 (lang_init): Set default for flag_bounds_check if still "unspecified".
11135 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11137 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
11139 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11141 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
11144 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11146 * config/c4x/c4x.md (*db_noclobber,
11147 *decrement_and_branch_until_zero_noclobber): New patterns and
11148 associated splitters.
11150 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11152 * config/c4x/c4x.md (parallel instruction patterns): Rework
11153 constraints to keep reload happy.
11155 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11157 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
11158 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
11159 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
11160 Add new patterns and associated post-reload splitters.
11162 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11164 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
11166 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11168 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
11170 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
11172 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11174 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
11177 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
11179 * pa.c (move_operand): Rely on memory_address_p to determine the
11180 validity of non-indexed memory addresses.
11181 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
11182 operand in DFmode and SFmode when generating PA2.0 code.
11184 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
11186 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
11188 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
11190 * mips.c (function_prologue): Fix argument types.
11191 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
11192 (casesi_internal): Write to the scratch register.
11194 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
11196 * cppexp.c (cpp_parse_escape): Make static. Change second arg
11198 (parse_charconst): Delete unnecessary cast when calling
11200 (cpplib.h): Kill prototype of cpp_parse_escape.
11202 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
11204 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
11205 * unroll.c (unroll_loop): Cast return value of alloca.
11206 * i370/i370.c: Include function.h and toplev.h.
11207 (i370_label_scan): Remove c++ commented abort.
11208 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
11209 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
11210 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
11211 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
11213 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
11215 * config/t-freebsd: Do not override USER_H.
11216 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
11218 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
11219 Mumit Khan <khan@xraylith.wisc.edu>
11221 * c-parse.in (component_decl): Support anonymous struct/union.
11223 * c-parse.y: Regenerate.
11224 * c-parse.c: Likewise.
11225 * objc/objc-parse.y: Likewise.
11226 * objc/objc-parse.c: Likewise.
11227 * c-decl.c (finish_struct): Don't sort the fields.
11228 (field_decl_cmp): Delete unused function.
11230 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
11232 * sparc.md (movsf_const_intreg): Revert last constraint change.
11233 (movdf_const_intreg_sp32): Likewise.
11235 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
11237 * cse.c: Include hashtab.h instead of splay-tree.h
11238 (struct cse_reg_info): No longer use variant union. Add new
11239 field "regno". All references changed to avoid union.
11240 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
11241 (free_cse_reg_info): Remove.
11242 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
11243 (get_cse_reg_info): Revamp to use expandable hash tables instead
11244 of splay trees. Initialize new fields in cse_reg_info structure.
11245 (new_basic_block): Similarly.
11247 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
11249 * genrecog.c (message_with_line): Prototype.
11250 (validate_pattern): Pass along the set for the dest, not a flag.
11251 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
11252 Check for PC/CC0 as sources.
11253 (nodes_identical): Check for children position match before
11254 allowing the combination.
11256 * rtl.c (read_rtx): Track line number across \\\n.
11258 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
11260 * mips.h (SPECIAL_MODE_PREDICATES): New.
11261 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
11262 (movdi+1, movsi+1): Add output reload constraint.
11263 (casesi_internal): Likewise. Fix commentary.
11264 (return_internal): Use pmode_register_operand.
11266 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
11268 * 1750a.md (movstrqi): Add missing output reload constraint.
11269 (call_value): Likewise.
11270 * a29k.md (cpxxx patterns): Add missing match_operator mode.
11271 (jmpfdec): Add missing inout reload constraint.
11272 * elxsi.md (addsi patterns): Add missing output reload constraint.
11273 (move from sp): Use @ alternates.
11274 (call_value): No constraint on output.
11275 * fr30.md (movsi_pop): Add missing output reload constraint.
11276 (movsf_constant_store): Likewise.
11277 (splits): Remove constraints.
11278 (subsi3): Add missing mode.
11279 * i370.md (cmpstrsi+1): Add missing output reload constraint.
11280 (call_value): Likewise.
11281 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
11282 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
11283 * m32r.md (movsicc_internal): Add output reload constraint.
11284 (movstrsi_internal): Add inout reload constraints.
11285 * m88k.h (reg_names): Don't declare.
11286 (SPECIAL_MODE_PREDICATES): New.
11287 * m88k.md (*): Use register_operand not reg_or_0_operand
11289 * mn10200.h (PREDICATE_CODES): New.
11290 * ns32k.md (ffs pattern): Add output reload constraint.
11291 * pdp11.md (sob pattern): Add inout reload constraint.
11292 * sh.md (splits): Remove constraints.
11293 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
11294 * v850.md (pattern_is_ok_for_epilogue): Likewise.
11295 * vax.md (jgequ pattern): Add inout reload constraint.
11297 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
11299 * configure.in (djgpp): Revert previous patch.
11300 * configure: Rebuit.
11301 * config/i386/djgpp.h: Revert previous patch.
11303 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
11305 * fixinc/inclhack.def: Restore patch lost during last merge of
11306 "no_bogosity" branch.
11307 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
11309 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
11311 * fixincludes: Add a HPUX 11 fix for inttypes.h.
11312 * fixinc/inclhack.def: Same.
11313 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
11315 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
11317 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
11318 as the base of a PLUS.
11320 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11322 * config/c4x/c4x.md: Define mode for remaining unspec operators.
11323 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
11325 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
11327 * pa.md (post_stw+1): Use pmode_register_operand.
11328 (dcacheflush, icacheflush): Likewise.
11330 * i386.md (movstricthi_1): Allow r/r.
11332 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
11334 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
11335 to (not (and (arg0) (arg1))). Similary for and.
11337 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
11338 fallthrough to associate code.
11339 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
11342 * combine.c (simplify_logical): Convert XOR to IOR if operands have
11343 no bits in common; remove XOR to ROTATE conversion.
11345 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11347 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
11349 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11351 * config/c4x/c4x.c (dst_operand): New.
11352 (PREDICATE_CODES): Update.
11353 * config/c4x/c4x.h (dst_operand): Declare it.
11354 * config/c4x/c4x.md: Define mode for each unspec usage.
11355 (move patterns): Use dst_operand predicate instead of src_operand.
11356 (movqi_update, movqf_update): Delete.
11358 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
11360 * recog.c (pmode_register_operand): New.
11361 * recog.h: Declare it.
11362 * genrecog.c (pred_codes): Likewise.
11363 (special_mode_pred_table): Likewise.
11364 (validate_pattern): Don't warn no mode for address_operand.
11366 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
11367 if the operand is not insn-like.
11369 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
11370 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
11372 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
11374 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
11376 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
11377 instead of general_operand in a SET_DEST. Use const_double_operand
11378 instead of an explicit test against CONST_DOUBLE.
11379 (movsf_const_lo): Add missing register mode.
11380 (goto_handler_and_restore): Add auxiliary test for Pmode.
11381 (flush): Adjust to use address_operand.
11382 (return_sf_no_fpu): Add missing output constraint.
11384 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
11386 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
11387 for call return value.
11388 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
11390 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
11392 * toplev.c (main): Only warn about options for other languages.
11393 * collect2.c (main): Pass -w to sub-gcc.
11395 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
11397 * flow.c (propagate_block): Add call-clobbered registers to
11400 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
11401 zapping mem_set_list.
11402 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
11403 (mark_set_1, mark_used_regs): Likewise.
11405 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
11407 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
11409 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11411 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
11412 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
11413 options. Also add a new item "C-only Warning Options" to the
11416 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
11418 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
11419 from multiple calls.
11421 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
11423 * i386.md (call value patterns): Move to the end of the file.
11424 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
11426 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
11428 * configure.in (djgpp configuration): Define extra_objects..
11429 * configure: Rebuilt.
11430 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
11431 (DTORS_SECTION_ASM_OP): Define.
11432 (INIT_SECTION_ASM_OP): Define.
11433 (FINI_SECTION_ASM_OP): Define.
11434 (DATA_SECTION_ASM_OP): Define.
11435 (TEXT_SECTION_ASM_OP): Define.
11436 (EH_FRAME_SECTION_ASM_OP): Define.
11437 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
11438 (STARTFILE_SPEC): Add crtbegin.o.
11439 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
11440 to here from LINK_COMMAND_SPEC.
11441 (DO_GLOBAL_CTORS_BODY): Define.
11442 (CRTSTUFF_USE_FINI_SECTION): Define
11443 (HAS_INIT_SECTION): Delete.
11445 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
11447 * Makefile.in (all.cross): Depend on xcpp$(exeext).
11449 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
11451 * pa.h (PREDICATE_CODES): New.
11453 * genrecog.c (validate_pattern): Condense the destination
11454 non-lvalue message.
11456 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
11458 * alpha.md (call-1): Supply missing mode for operator.
11459 (*): Add missing output reload constraints. Remove constraints
11460 from define_splits.
11462 * i386.h (SPECIAL_MODE_PREDICATES): New.
11463 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
11464 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
11465 (addsi_lea_3): Add missing mode for op 3.
11466 (prologue_set_got, prologue_get_pc): Add missing modes.
11467 (*) Add missing output reload constraints.
11469 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
11471 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
11472 check for member bit-size overflow and use var_size if it occurs.
11473 (layout_record): Use bitsize_int() to define the type size in bits.
11474 Likewise for computation and assignment to DECL_FIELD_BITPOS.
11475 (layout_decl): Likewise when assigning to DECL_SIZE.
11477 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
11479 * genrecog.c (validate_pattern): Typo last change. Verify
11480 that output operands have output reloads.
11482 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
11484 * genrecog.c (special_mode_pred_table): New.
11485 (NUM_SPECIAL_MODE_PREDS): New.
11486 (find_operand): New.
11487 (validate_pattern): New argument `insn'. Warn for assignment to
11488 any predicate accepting non-lvalues. Conditionaly warn for
11489 match_operand without a mode. Try much harder to match source
11490 and destination modes on a set.
11491 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
11493 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
11495 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
11497 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
11499 * combine.c (simplify_logical): Recognize xor pattern that encodes
11502 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11504 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
11507 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
11509 * ggc-page.c (MAP_FAILED): Provide default.
11511 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
11513 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
11514 * sparc.h (PREDICATE_CODES): Update.
11516 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
11518 * alpha.c (some_ni_operand): New.
11519 * alpha-protos.h: Declare it.
11520 * alpha.h (PREDICATE_CODES): Update.
11521 * alpha.md (sXaddq reload insns): Use some_ni_operand
11522 for SET_DEST instead of some_operand.
11524 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
11525 Jim Wilson <wilson@cygnus.com>
11527 * genrecog.c (maybe_both_true_2): Don't compare modes of
11529 (process_tree): Elide peephole2_insns. Invoke simplify_tests
11530 after find_afterward.
11531 (debug_decision_1): Dump next and afterward codes.
11533 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
11535 * rtl.c (dump_and_abort): Remove.
11536 (fatal_with_file_and_line): New.
11537 (fatal_expected_char): New.
11538 (read_rtx_lineno, read_rtx_filename): New.
11539 (read_skip_spaces): Track line number.
11540 (read_name): Use fatal_with_file_and_line.
11541 (read_rtx): Use fatal_expected_char. Track line number.
11542 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
11544 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
11545 if it isn't a CODE_LABEL.
11547 * genattr.c (main): Set read_rtx_filename.
11548 * genattrtab.c (main): Likewise.
11549 * gencodes.c (main): Likewise.
11550 * genconfig.c (main): Likewise.
11551 * genemit.c (main): Likewise.
11552 * genextract.c (main): Likewise.
11553 * genflags.c (main): Likewise.
11554 * genopinit.c (main): Likewise.
11555 * genoutput.c (main): Likewise.
11556 * genpeep.c (main): Likewise.
11558 * genrecog.c (decision_test.u.insn): Add `lineno'.
11559 (pattern_lineno, error_count): New variables.
11560 (message_with_line): New.
11561 (add_to_sequence): Break out checking code to ...
11562 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
11563 (merge_insn): Use message_with_line.
11564 (make_insn_sequence): Use validate_pattern. Record insn lineno.
11565 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
11567 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11569 * expr.c (store_constructor): Clear union if constructor is empty.
11571 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
11573 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
11574 Add !endian checks. Change %{...} to %(...).
11576 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
11578 * i386.md (*addsi3_cc): Renamed from addcsi3.
11579 (*addsi3_carry): Renamed from addxsi3.
11580 (*subsi3_cc): Renamed from subcsi3.
11581 (*subsi3_carry): Renamed from subxsi3.
11582 (*xorqi_cc_1): Renamed from xorcqi_1.
11583 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
11584 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
11586 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
11588 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
11589 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
11591 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
11593 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
11594 climb up the chain of insns.
11596 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
11598 * genrecog.c (write_subroutine): Careful for null trees.
11599 (process_tree): Don't elide empty functions.
11601 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
11603 * Makefile.in (genrtl.o): Depend on ggc.h.
11604 * configure.in (valloc): Probe for it.
11605 (with-gc): Use ggc-page if valloc present.
11606 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
11607 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
11608 (ggc_alloc_string): Moved from ggc-page.c.
11609 * ggc-none.c (ggc_alloc_obj): New.
11610 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
11611 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
11612 (struct globals): Likewise for dev_zero_fd.
11613 (init_ggc): Likewise for it's initialization.
11614 (ggc_allocated_p): Move careful dereference from ...
11615 (ggc_lookup_page_table): ... here. Delete.
11616 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
11617 (alloc_anon): Use valloc if no mmap.
11618 (release_pages): Use free if using valloc.
11619 (ggc_alloc_obj): Renamed from alloc_obj.
11620 (ggc_set_mark): Renamed from mark_obj.
11621 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
11622 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
11623 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
11624 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
11625 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
11626 (ggc_collect): Use fp printing instead of our own rounding.
11627 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
11628 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
11629 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
11630 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
11631 (struct ggc_string, struct ggc_any): Delete.
11632 (offsetof): Provide default definition.
11633 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
11635 (struct ggc_mem): New, from corpse of ggc_any.
11636 (struct ggc_status): Delete.
11637 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
11638 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
11639 (n_strings_collected, n_anys_collected): Delete.
11640 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
11641 (ggc_alloc_string, ggc_alloc): Delete.
11642 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
11643 (ggc_free_string, ggc_free_any): Delete.
11644 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
11645 (ggc_compare_addresses, ggc_mark_string): Delete.
11646 (ggc_mark_string_if_gcable, ggc_mark): Delete.
11647 (search_data): Delete.
11648 (struct globals): New.
11649 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
11650 (tree_insert, tree_lookup): New.
11651 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
11652 (clear_marks, sweep_objs): New.
11653 (ggc_collect): Gut. Use clear_marks, sweep_objs.
11654 (init_ggc): Set allocated_last_gc.
11655 (ggc_push_context): Gut. Use G.context.
11656 (ggc_pop_context): Likewise.
11657 (ggc_pop_context_1): New.
11658 (debug_ggc_tree): New.
11659 (debug_ggc_balance, tally_leaves): New.
11660 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
11661 (ggc_mark_string_if_gcable): Remove decl.
11662 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
11663 (ggc_mark_rtvec_children): New.
11664 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
11665 (ggc_mark_if_gcable): New decl.
11666 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
11667 (ggc_alloc_tree, ggc_alloc): Likewise.
11668 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
11669 (ggc_alloc_obj): New decl.
11670 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
11671 (ggc_alloc_tree, ggc_alloc): Likewise.
11672 (ggc_set_mark): New decl.
11673 * rtl.h (struct rtx_def): Remove gc_mark.
11674 (struct rtvec_def): Likewise.
11675 * tree.h (struct tree_common): Likewise.
11677 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
11679 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
11680 float_format and thread_file definitions.
11681 * configure: Rebuilt.
11683 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
11685 * extend.texi (Function Names): Document types of function names.
11687 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11689 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
11690 an earlyclobbered output conflict with RELOAD_INPUT reloads.
11692 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11694 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
11696 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11698 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
11700 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
11702 * collect2.c (main): Do prelimnary link on AIX if rflag.
11704 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
11706 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
11707 __CTOR_LIST__ in opposite order, which is the correct order for sorted
11709 (__do_global_dtors): similarly for __DTOR_LIST__.
11711 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11712 Diego Novillo <dnovillo@cygnus.com>
11714 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
11717 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
11719 * fixincl/*: Merged "no_bogosity" branch
11720 * fixincl/fixlib.h: protect against doubly defining t_bool
11721 * fixincl/server.h: protect against doubly defining t_bool
11723 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
11725 * genoutput.c: Include toplev.h.
11727 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
11729 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
11731 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
11732 * configure: Regenerate.
11734 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
11736 * gcse.c (delete_null_pointer_checks): Returns void.
11738 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11740 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
11741 * emit-rtl.c (copy_insn_1): Likewise.
11743 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
11745 * config/mips/mips.c (mips_build_va_list): Correct
11746 TREE_CHAIN setting when hard-float.
11747 (mips_va_start): Use corrected setting.
11748 (mips_va_arg): Likewise. Also pass a tree to build of
11749 POSTINCREMENT_EXPR rather than a naked 'int'.
11751 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
11753 * ggc.h (ggc_push_context): Fix comment.
11754 (ggc_pop_context): Likewise.
11755 (mark_string_if_gcable): Likewise.
11756 * ggc-common.c (ggc_mark_rtx_children): Use
11757 ggc_mark_string_if_gcable.
11758 * ggc-page.c (ggc_lookup_page_table): New function.
11759 (ggc_allocated_p): Likewise.
11760 (mark_obj): Fix formatting.
11761 (ggc_mark_string_if_gcable): New function.
11762 * ggc-simple.c (ggc_allocated_strings): New variable.
11763 (ggc_strings_used): Likewise.
11764 (ggc_compare_addresses): New function.
11765 (ggc_pop_context): Pop the `any' memory too.
11766 (ggc_mark_string_if_gcable): New function.
11767 (ggc_collect): Initialize and tear down ggc_allocated_strings.
11769 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
11771 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
11772 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
11773 * rs6000.c (expand_block_move): Match movstrsi_?reg register
11776 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
11778 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
11779 (sched_reg_live_length, sched_reg_basic_block): Delete.
11780 (current_block_num, bb_live_regs, old_live_regs): Delete.
11781 (dead_notes, struct sometimes): Delete.
11782 (sched_note_set, birthing_insn_p): Delete.
11783 (adjust_priority): Gut useless reg lifetime code.
11784 (create_reg_dead_note, attach_deaths): Delete.
11785 (attach_deaths_insn, new_sometimes_live): Delete.
11786 (finish_sometimes_live): Delete.
11787 (find_pre_sched_live, find_post_sched_live): Delete.
11788 (update_reg_usage): Delete.
11789 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
11790 (schedule_insns): Delete reg lifetime code.
11791 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
11792 (unlink_other_notes): Adjust REG_NOTE commentary.
11793 (reemit_notes): Use REG_SAVE_NOTE.
11794 (schedule_block): Likewise.
11795 (schedule_region): Allocate bitmap of blocks in region. Use
11796 count_or_remove_death_notes. Use update_life_info.
11798 * rtl.h (REG_SAVE_NOTE): New.
11799 * rtl.c (reg_note_name): Update.
11801 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
11803 * combine.c (refresh_blocks, need_refresh): New.
11804 (combine_instructions): Allocate refresh_blocks. Invoke
11805 update_life_info if needed.
11806 (distribute_notes): Mark refresh_blocks instead of installing
11808 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
11809 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
11811 * Makefile.in (recog.o): Depend on basic-block.h.
11813 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
11815 * genrecog.c (add_to_sequence): Thinko last change: delete
11816 shadowing allow_const_int variable.
11818 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11820 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
11821 __GNUC__ and __GNUC_MINOR__.
11823 * gansidecl.h: Likewise.
11829 * toplev.h: Likewise.
11831 * tree.c: Likewise.
11833 * tree.h: Likewise.
11835 * varray.c: Likewise.
11837 * varray.h: Likewise.
11839 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11841 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
11842 use one before a jump table.
11844 * rtl.def (ADDRESS): Change documentation to match reality.
11845 * md.texi: Don't document it.
11846 * gmicro.md (load address pattern): Use 'p' constraint, delete use
11849 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
11851 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
11853 * genrecog.c (add_to_sequence): Move allow_const_int test outside
11854 known predicate block; default allow_const_int true.
11855 (debug_decision_list): New.
11857 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
11859 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
11861 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
11863 * gcse.c (gcse_main): Avoid global optimizations if we have a
11864 large number of basic blocks and the ratio of edges to blocks
11866 (delete_null_pointer_checks): Likewise.
11868 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
11870 * c-common.c (check_format_info): Warn if format string isn't a
11873 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
11875 * configure.in (arm*-*-*): Don't let autoconf remove brackets
11876 * configure: regenerate
11878 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
11880 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
11881 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
11882 (peepholes): Re-enable.
11884 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
11886 * Makefile.in (flow.o): Depend on TREE_H.
11887 * basic-block.h (REG_SET_EQUAL_P): New.
11888 (XOR_REG_SET): New.
11889 (n_edges): Declare.
11890 (free_regset_vector): Remove declaration.
11891 (flow_delete_insn_chain): Declare.
11892 (enum update_life_extent): New.
11893 (update_life_info, count_or_remove_death_notes): Declare.
11894 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
11895 Verify register live at bb->global_live_at_start before adding USE.
11896 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
11897 (CLEAN_ALLOCA): New.
11899 (PROP_*): New flags.
11900 (find_basic_blocks_1): Use alloc_EXPR_LIST.
11901 (clear_edges): Zero n_edges.
11902 (make_edge): Increment n_edges.
11903 (split_edge): Don't allocate bb->local_set. Increment n_edges.
11904 (flow_delete_insn_chain): Export.
11905 (delete_block): Decrement n_edges.
11906 (merge_blocks_nomove): Likewise.
11907 (life_analysis): Give life_analysis_1 PROP flags.
11908 (verify_wide_reg_1, verify_wide_reg): New.
11909 (verify_local_live_at_start): New.
11910 (update_life_info): Rewrite to call into propogate_block.
11912 (mark_regs_live_at_end): After reload, if epilogue as rtl,
11913 always mark stack pointer. Conditionally mark PIC register.
11914 After reload, mark call-saved registers, return regsiters.
11915 (life_analysis_1): Accept PROP flags not remove_dead_code.
11916 Call mark_regs_live_at_end before zeroing regs_ever_live.
11917 Use calculate_global_regs_live. Copy global_live_at_end before
11918 calling final propagate_block. Zero reg_next_use on exit.
11919 (calculate_global_regs_live): New.
11920 (allocate_bb_life_data): Don't allocate bb->local_set.
11921 (init_regset_vector, free_regset_vector): Remove.
11922 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
11923 Test flags before every operation. Warn if prologue/epilogue insn
11924 would have been deleted.
11925 (mark_set_regs, mark_set_1): Accept and use FLAGS.
11926 Use alloc_EXPR_LIST.
11927 (mark_used_regs): Accept and use FLAGS, not FINAL.
11928 Remove special handling for RETURN.
11929 (try_pre_increment): Use alloc_EXPR_LIST.
11930 (dump_flow_info): Dump n_edges.
11931 (unlink_insn_chain, split_hard_reg_notes): Remove.
11932 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
11933 (find_insn_with_note, new_insn_dead_notes): Remove.
11934 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
11935 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
11936 (replace_insns): Remove.
11937 (count_or_remove_death_notes): New.
11938 (verify_flow_info): Abort on error after all checks.
11939 (remove_edge): Decrement n_edges.
11940 (remove_fake_edges): Tweek format.
11941 * haifa-sched.c (schedule_insns): Use split_all_insns.
11942 * output.h (update_life_info): Remove declaration.
11943 * recog.c (split_all_insns): From the corpse of split_block_insns,
11944 do the whole function block by block. Use update_life_info.
11945 (recog_last_allowed_insn): New.
11946 (recog_next_insn): Mind it.
11947 (peephole2_optimize): Set it. Walk backwards through blocks.
11948 Use update_life_info.
11949 * rtl.h (update_flow_info, replace_insns): Remove declarations.
11950 (split_all_insns): Declare.
11951 * toplev.c (rest_of_compilation): Thread prologue before flow2.
11952 Use split_all_insns.
11954 * i386.md (or -1 peep2s): Disable.
11956 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
11958 * config/mips/mips.md (movstrsi+[123]) : Combine these into
11959 a single pattern. Scrap the 'd' versions as unnecessary.
11961 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
11962 tablejump_mips162,tablejump_internal4): The operands to a
11963 label_ref must be VOIDmode.
11965 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11967 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
11969 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
11971 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
11973 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
11975 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
11976 cache every function if ggc_p.
11978 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11980 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
11981 instead of copy_rtx. Accept sequences that contain asm statements.
11982 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
11983 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
11984 orig_asm_operands_vector, copy_asm_operands_vector,
11985 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
11987 * rtl.h (copy_insn, copy_insn_1): Declare.
11989 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11991 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
11993 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
11994 arguments to `current_file_function_operand'.
11996 * genrecog.c: Include hard-reg-set.h and resource.h in the
11997 generated output file.
11999 * real.c: Include tm_p.h.
12001 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12003 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
12006 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
12008 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
12009 before the fctiwz insn.
12011 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12012 Mark Mitchell <mark@codesourcery.com>
12014 * tree.c (make_lang_type_fn): New funtion pointer.
12015 (make_lang_type): Call it.
12016 * tree.h (make_lang_type): Declare.
12017 (make_lang_type_fn): Likewise.
12018 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
12020 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
12022 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
12023 make sure that HIGH instructions are copied into BASE_REGS.
12025 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
12027 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
12029 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
12031 * c-decl.c (finish_struct): Use simpler method of
12032 removing elements of a singly-linked list.
12034 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
12036 * alpha.md (peephole2's): Comment out peephole2's that generate
12039 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
12041 * genrecog.c (add_to_sequence): Disable mode check for
12044 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12046 * ggc-simple.c (init_ggc): Set empty_string.
12048 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
12050 * configure.in: Detect mmap. Add --with-gc=foo to select
12051 garbage collector; default to page if mmap available.
12052 * Makefile.in (GGC): Substitute.
12054 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
12056 * c-decl.c (ggc_p): Enable.
12058 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12060 * flow.c (verify_flow_info): Make it extern & unconditionally define.
12062 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
12064 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
12065 string for little-endian-data.
12067 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
12069 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
12070 case somebody tries to compile --enable-checking code with gcc
12073 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
12075 * genrecog.c (add_to_sequence): Verify operand to label_ref is
12078 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
12080 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
12081 * jump.c (jump_optimize_1): Document why.
12083 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12085 * collect2.c (scan_prog_file, scan_libraries): Prototype function
12086 pointers and casts for `int_handler' and `quit_handler'.
12088 * flow.c (verify_flow_info, split_hard_reg_notes,
12089 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
12090 remove_edge, remove_fake_successors): Add static prototypes.
12091 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
12092 (mark_set_1): Initialize variable `regno'.
12093 (unlink_insn_chain): Likewise for variable `curr'.
12094 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
12096 * loop.c (strength_reduce): Initialize variable
12097 `unrolled_insn_copies'.
12098 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
12099 prototypes. Change these functions to take const PTR parameters
12100 to avoid prototype conflict when used as the comparson argument
12102 (check_dbra_loop): Initialize variable `comparison_val'.
12104 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
12105 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
12106 (find_valid_class): Initialize variable `best_class'.
12107 (find_reloads): Call memcpy, not bcopy.
12109 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
12110 (hard_reg_use_compare): Don't needlessly cast away const.
12111 (reload_reg_class_lower): Likewise.
12112 (choose_reload_regs): Initialize variable `regno'.
12114 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
12116 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
12118 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
12120 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
12121 ({,d}discard): Add forward declarations. Declare parameter as
12123 (main_without_main): Explicitly declare return type to be int.
12124 (memcpy): Properly declare.
12126 * libgcc2.c (toplevel): If inhibit_libc is defined and not
12127 building the trampoline support, declare malloc, free, and
12129 (__clear_cache): Mark arguments as potentially unused.
12131 * frame.c (toplevel): If inhibit_libc is defined, declare
12134 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
12136 * flow.c (make_edge): Accept an optional 2D bitmap in which
12137 to cache edge existence. Update all callers.
12138 (make_label_edge, make_eh_edge): Pass through the edge cache.
12139 (make_edges): Provide the cache.
12141 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12143 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
12145 (local_mbtowc): Change the type of variable `i' from int to size_t.
12147 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
12148 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
12150 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
12152 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
12153 after other includes that define the appropriate types. Include
12154 tm_p.h for getting user prototypes.
12155 * ggc-callbacks.c (toplevel): Ditto.
12156 * ggc-none.c (toplevel): Ditto.
12157 * gcc-page.c (toplevel): Ditto.
12158 * ggc-simple.c (toplevel): Ditto.
12160 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
12161 Jonathan Larmour <jlarmour@cygnus.co.uk>
12163 * config/mips/mips.c (mips_move_2words): Split doubles if
12164 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
12166 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
12168 * genrecog.c (struct decision_test): New.
12169 (struct decision): Remove test-related members, sort the rest by size.
12170 (IS_SPLIT): Simplify.
12171 (new_decision, new_decision_test): New.
12172 (add_to_sequence): Use them. No special handling for args of
12174 (maybe_both_true): Renamed from not_both_true; return sense changed.
12175 (maybe_both_true_1, maybe_both_true_2): New. Broken out
12176 of maybe_both_true and adjusted for decision_test.
12177 (position_merit): Remove.
12178 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
12179 (merge_accept_insn): New, broken out of merge_trees.
12180 (merge_trees): Use them. No special case for c_test; no node
12181 splitting; use test type instead of position_merit.
12182 (factor_tests): New.
12183 (simplify_tests): New.
12184 (break_out_subroutines): Don't write code now.
12185 (find_afterward): New.
12186 (write_afterward, write_switch, write_cond): New.
12187 (write_action, is_unconditional): New.
12188 (write_node): New. Use them.
12189 (write_tree_1): Rewrite. Use the new functions above.
12190 (write_tree): Remove afterward processing.
12191 (write_subroutine): Simplify function variant emission.
12192 (write_subroutines): New.
12193 (same_codes, clear_codes): Remove.
12194 (same_modes, clear_modes): Remove.
12195 (write_header): New, broken out of main.
12196 (make_insn_sequence): Use new_decision and new_decision_test.
12197 (process_tree): New, broken out of main.
12198 (main): Adjust for merge_trees interface change.
12199 Don't #define operands in the output file.
12200 (record_insn_name): New, broken out of make_insn_sequence.
12201 (debug_decision_2, debug_decision_1, debug_decision_0): New.
12202 (debug_decision): New.
12204 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
12206 * resource.c (find_free_register): Mark class_str argument const.
12207 * resource.h: Update prototype to match.
12209 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
12210 * i386.md: Give all anonymous insns names.
12212 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
12214 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
12217 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
12219 * toplev.c (dbr_sched_time): Unconditional.
12220 (peephole2_time): New.
12221 (compile_file): Add pass numbers to all of the dump file suffixes.
12222 Dump peephole2_time. Don't dump times for non-applicable passes.
12223 (rest_of_compilation): Add pass numbers to dump file suffixes.
12224 Conditionalize calls to the scheduler.
12225 * invoke.texi: Update.
12227 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
12229 * flow.c (make_edges): Fix insn iteration.
12230 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
12231 (find_basic_blocks_1): Fix spelling mistake.
12233 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
12235 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
12236 always have side-effects. Use memset not bzero.
12237 (make_node): Likewise.
12239 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
12241 * stmt.c (expand_anon_union_decl): When any of the elements of the
12242 union is addressable, so is the entire union.
12244 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
12246 * sbitmap.c (sbitmap_ones): Don't set too many bits.
12248 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
12249 * bitmap.c (bitmap_operation): Return true iff TO changed.
12250 (bitmap_equal_p): New.
12251 (bitmap_bit_p): Tidy arithmetic.
12252 (debug_bitmap_file): Likewise.
12254 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
12256 * toplev.c (rest_of_compilation): Turn on cse_not_expected
12257 before cse2 instead of after.
12259 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
12261 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
12264 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
12266 * cppinit.c (is_idchar initializer): Loosen tests to accept
12269 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
12271 * mips.md: Define conditional move patterns for floating point
12272 operands and DI mode conditions.
12274 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
12276 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
12277 always have side-effects.
12279 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
12281 * mn10200.c (asm_file_start): Fix typo.
12283 * cppinit.c (is_idchar initializer): Tighten tests for when
12284 to put the table into initialized memory.
12286 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
12287 not an array of rtunion.
12288 * gcc-page.c (ggc_alloc_rtvec): Similarly.
12289 * gcc-simple (ggc_free_rtvec): Similarly.
12291 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
12294 * mbchar.h: Add missing #endif.
12296 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
12297 (FPBIT, DPBIT): Define.
12299 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12301 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
12303 * profile.c (instrument_arcs, output_gcov_string,
12304 tablejump_entry_p): Add static prototypes.
12305 (output_gcov_string): Constify a char*.
12307 * regmove.c (replacement_quality, fixup_match_2): Add static
12310 * resource.h (reg_dead_p): Add extern prototype.
12312 * rtl.c (trim_filename): Add static prototype.
12314 * scan-decls.c (skip_to_closing_brace): Likewise.
12316 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
12317 (expand_end_case): Initialize variable `range'.
12318 (emit_case_nodes): Remove unused prototype `rtx_fn'.
12320 * varasm.c (asm_emit_uninitialised): Add static prototype.
12321 (asm_emit_uninitialised, assemble_variable): Mark parameter with
12324 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12326 * cpplib.c (if_directive_nameo): Add static prototype.
12328 * cse.c (cse_insn): Remove unused variable `p'.
12330 * except.c (create_rethrow_ref, push_entry,
12331 receive_exception_label, new_eh_region_entry, find_func_region,
12332 clear_function_eh_region, process_nestinfo): Add static prototypes.
12333 (get_reg_for_handler): Hide definition.
12334 (process_nestinfo): Initialize variable `extra_handlers'.
12336 * expr.h (expand_builtin_longjmp): Add extern prototype.
12338 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
12340 * function.c (prepare_function_start): Likewise.
12341 (pop_function_context_from): Mark parameter `context' with
12343 (push_temp_slots_for_block, flush_addressof): Hide definition.
12345 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
12346 solve_program_flow_graph, calculate_branch_probs,
12347 function_summary, main, fancy_abort): Add prototypes.
12349 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
12350 (add_hash): Constify a char*.
12352 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
12353 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
12354 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
12356 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
12358 * lists.c (free_list, zap_lists): Likewise.
12360 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12362 * alias.c (nonlocal_reference_p): Add static prototype.
12364 * bitmap.c (bitmap_element_allocate): Prototype args in function
12367 * builtins.c (stabilize_va_list): Add static prototype.
12368 (expand_builtin_va_arg): Constify a char*.
12370 * c-lex.c (getch, put_back, extend_token_buffer_to,
12371 read_line_number, token_getch, token_put_back): Add static
12374 * c-parse.gperf (hash, is_reserved_word): Likewise.
12376 * cccp.c (is_dir_separator): Likewise.
12378 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12380 * graph.h: New file to prototype functions exported by graph.c.
12382 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
12384 * graph.c: Include graph.h.
12386 * toplev.c: Likewise. Remove redundant prototypes.
12388 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
12390 * invoke.texi: Removed duplicated description for -Q.
12392 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
12394 * extend.texi: Grammar fix in __extension__ text.
12396 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
12398 * md.texi (define_peephole2): New section.
12400 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
12402 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
12403 (mov $-1 to or peepholer): Enable for pentium when optimizing for
12406 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
12408 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
12410 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
12412 * i386.md (ffs expander): Emit Pentium friendly code for
12415 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
12417 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
12419 (build1): Likewise.
12421 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12423 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
12425 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
12427 * config/m68k/m68k.c (use_return_insn): Return false if the pic
12428 register is in use.
12430 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12432 * md.texi (No Constraints): Delete section.
12433 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
12434 * final.c (final_scan_insn): We always have register constraints.
12435 * genattrtab.c: Don't include "insn-config.h".
12436 (write_attr_case): We always have register constraints.
12437 * genconfig.c (register_constraint_flag): Delete.
12438 (walk_insn_part): Don't check whether we have register constraints.
12439 (main): Don't write out "#define REGISTER_CONSTRAINTS".
12440 * genoutput.c (have_constraints): Delete.
12441 (main): Don't set it.
12442 (output_operand_data): We always have constraints.
12443 (scan_operands): Likewise.
12444 (compare_operands): Likewise.
12445 * local-alloc.c (block_alloc): We always have constraints.
12446 (requires_inout): Always compile this function.
12447 * recog.c (extract_insn): We always have constraints.
12448 (constrain_operands, reg_fits_class_p): Always compile these
12450 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
12452 (struct insn_operand_data): Likewise.
12453 * regclass.c (regclass): We always have constraints.
12454 (record_reg_classes, copy_cost, record_address_regs,
12455 auto_inc_dec_reg_p): Always compile these functions.
12456 * regmove.c (regmove_optimize): We always have constraints.
12457 * reload.c (find_reloads): Likewise.
12458 * reload1.c (reload): Likewise.
12459 (reload_cse_simplify_operands): Likewise.
12460 * i860.c (output_delay_insn): Likewise.
12462 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
12464 * iris6.h (BUILD_VA_LIST_TYPE): Define.
12466 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12468 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
12469 for the va_list record.
12471 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
12473 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
12476 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
12478 * alias.c: Include insn-flags.h.
12479 * Makefile.in (alias.o): Update.
12481 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
12483 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
12484 to LTU and GEU. Handle more cases using sbb.
12486 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
12488 * i386.md (truncatexfdf splitters): Do not use subreg.
12489 (fop XFmode patterns): Fix mode in operand testing.
12491 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
12493 * jump.c (jump_optimize_1): Amend last change to test only the
12494 form of the operand, not the insn.
12496 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
12497 not register_operand to determine when B may need preloading.
12499 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
12501 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
12502 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
12503 (call-value patterns): Move to end of file.
12504 (*): Remove mode from label_ref in (pc) context.
12505 (movstrqi): Use memory not general_operand for BLKmode operands.
12506 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
12507 to register_operand operands.
12508 (peep2 patterns): Convert from commented-out peephole patterns.
12510 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12512 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
12513 to BUILT_IN_INIT_DWARF_REG_SIZES.
12514 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
12515 Renamed from BUILT_IN_DWARF_REG_SIZE; call
12516 expand_builtin_init_dwarf_reg_sizes.
12517 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
12518 with __builtin_init_dwarf_reg_size_table.
12519 * dwarf2out.c (struct reg_size_range): Delete.
12520 (expand_builtin_init_dwarf_reg_sizes): New function.
12521 (expand_builtin_dwarf_reg_size): Delete.
12522 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
12523 (expand_builtin_dwarf_reg_size): Don't declare.
12524 * libgcc2.c (dwarf_reg_size_table_initialized): New.
12525 (dwarf_reg_size_table): New.
12526 (init_reg_size_table): New function.
12527 (copy_reg): Use dwarf_reg_size_table.
12528 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
12531 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
12533 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
12534 Correctly build argument list to constructor and destructor functions.
12536 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
12538 * c-tree.h (warn_float_equal): Declare.
12539 * c-decl.c (warn_float_equal): Define.
12540 (c_decode_option): Recognize -W[no-]float-equal.
12541 * c-typeck.c (build_binary_op): Conditionally warn
12542 about equality tests of floating point types.
12543 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
12544 * invoke.texi: Add docs for -Wfloat-equal warning.
12546 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
12548 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
12549 generating RTL directly.
12550 * mips.h (INIT_TARGET_OPTABS): Likewise.
12551 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
12553 * expr.h (init_mov_optab): Delete declaration
12555 * h8300.c (WORD_REG_USED): Update to avoid useless register
12556 saves in interrupt functions and functions which never return.
12558 * cse.c (struct set): Delete inner_dest_loc field.
12559 (cse_insn): Remove assignments to inner_dest_loc field.
12561 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
12563 * ggc-page.c: Don't include <unistd.h> etc taken care of
12564 by "system.h". Include <sys/mman.h> afterward.
12566 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
12568 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
12571 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
12573 * xcoffout.c (xcoffout_declare_function): Add documentation.
12574 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
12575 TARGET_64BIT. Compare constant to -1, not bit pattern.
12576 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
12577 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
12580 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
12582 * dwarf2out.c (add_abstract_origin_attribute): Abort if
12583 origin_die is NULL.
12584 (gen_inlined_enumeration_type_die): Do not abort if the type has
12585 not been writeen out.
12586 (gen_inlined_structure_type_die): Do not abort if the type has
12587 not been writeen out.
12588 (gen_inlined_union_type_die): Do not abort if the type has
12589 not been writeen out.
12590 (gen_tagged_type_instantiation_die): Do not abort if the type
12591 has not been written out.
12593 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12595 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
12597 * reg-stack.c (straighten_stack): Copy hard reg set with
12600 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
12602 * builtins.c (stabilize_va_list): Stabilize array type va_list
12603 to a pointer type, not the base record type.
12604 (expand_builtin_va_copy): Dereference the pointers explicitly;
12605 use the correct size for the copy.
12607 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
12608 (rs6000_va_arg): Likewise.
12610 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
12612 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
12614 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
12616 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
12618 (DECL_BUILT_IN_CLASS): Adjust accordingly.
12620 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
12622 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
12623 (init_ggc): Use it instead of a constant.
12624 (ggc_collect): Bound allocated_last_gc by it.
12626 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
12628 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
12631 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
12633 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
12634 (mips*-*-openbsd*): Let big endian configuration be a fragment.
12635 * configure: Regen.
12636 * config/mips/openbsd.h: New, OpenBSD little endian target.
12637 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
12638 * config/mips/xm-openbsd.h: New, OpenBSD host.
12640 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
12642 * config/m68k/m68k.c (output_function_prologue,
12643 output_function_epilogue): Use
12644 current_function_uses_pic_offset_table instead of regs_ever_live
12645 to decide whether to save/restore pic register.
12646 (legitimize_pic_address): Don't modify regs_ever_live any more.
12648 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
12650 * function.h (struct function): Add x_dont_save_pending_sizes_p.
12651 * stor-layout.c (variable_size): Don't add sizes to the pending
12652 sizes list if x_dont_save_pending_sizes_p is set.
12654 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
12656 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
12657 for symbolic_operand().
12658 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
12660 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12662 * combine.c (gen_rtx_combine): Add missing call to va_end().
12664 * final.c (asm_fprintf): Likewise.
12666 * genattrtab.c (attr_rtx): Likewise.
12668 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
12670 * cse.c: Update comments.
12671 (cse_insn): When converting a conditional/computed jump into
12672 an unconditional jump, always make sure a BARRIER immediately
12673 follows the converted jump. Do not delete unreachable code.
12674 (cse_basic_block): Do not delete unreachable code.
12675 * toplev.c (rest_of_compilation): Move call to
12676 delete_trivially_dead_insns after the conditional call to
12679 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12681 * collect2.c (make_temp_file): Don't prototype.
12683 * gcc.c (make_temp_file): Likewise.
12685 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
12687 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
12689 * varasm.c (asm_emit_uninitialised): New function: Generate
12690 the assembler statements necessary to declare an uninitialised
12692 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
12694 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
12695 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
12697 (assemble_variable): Use asm_emit_uninitialised to emit an
12698 uninitialised variable.
12700 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
12702 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
12703 constant on a 64 bit host. Patch supplied by Geoffrey Keating
12704 <geoffk@cygnus.com>.
12706 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12708 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
12709 * c-common.h (builtin_function): Don't declare.
12711 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
12713 (pushdecl): Likewise.
12714 (finish_decl): Likewise.
12715 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
12716 int. All callers changed.
12717 Set the builtin's DECL_BUILT_IN_CLASS.
12718 * tree.h (enum built_in_class): New.
12719 (enum built_in_function): Delete NOT_BUILT_IN.
12720 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
12722 (DECL_SET_FUNCTION_CODE): Likewise.
12723 (DECL_BUILT_IN_CLASS): New macro.
12724 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
12725 (struct tree_decl): Split builtin function code field into a
12727 (builtin_function): Declare.
12729 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
12731 * optabs.c (init_traps): Fix typo in last change.
12733 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
12735 * toplev.c (rest_of_decl_compilation): Update comment.
12737 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
12739 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
12740 in .sbss if appropriate.
12741 (EXTRA_SECTION_FUNCTIONS): Add sbss.
12742 (SBSS_SECTION_ASM_OP): New macro.
12743 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
12744 (EXTRA_SECTIONS): Add in_sbss.
12745 * config/mips/mips.h: Prototype sbss_section.
12747 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
12749 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
12752 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
12754 * optabs.c (init_traps): Register trap_rtx as a GC root.
12756 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
12758 * config/mips/mips.c (function_arg_pass_by_reference): Define
12759 unconditionally, since it's called unconditionally.
12761 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
12763 * toplev.c (documented_lang_options): Add -fshort-wchar.
12764 * c-decl.c (c_decode_option): Likewise.
12765 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
12767 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
12768 * gcc.c (default_compilers): If -fshort-wchar,
12769 override __WCHAR_TYPE__.
12770 * tm.texi (C Dialect Options): Add -fshort-wchar.
12772 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
12773 symbol for a variable.
12775 * cpplib.h (CPP_PREPROCESSED): New macro.
12776 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
12777 we're seeing this input for a second time.
12779 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
12781 * emit-rtl.c (init_emit_once): Initialize modes first.
12783 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
12785 * config/i386/i386.c (pic_label_name): Change to char pointer.
12786 (global_offset_table): New variable.
12787 (load_pic_register): Fill global_offset_table if it hasn't
12788 already been done. Allocate pic_label_name dynamically.
12789 * ggc.h (empty_string): New variable.
12790 * ggc-simple.c (empty_string): Likewise.
12791 (init_ggc): Allocate empty_string and add as root.
12792 * stmt.c (digit_strings): New variable.
12793 (init_stmt): Add last_block_end_note as root. Allocate and
12794 initialize digit_strings.
12795 (expand_asm_operands): Use empty_string instead of string
12796 constant. Use digit_strings instead of string constants.
12797 * profile.c (init_arc_profiler): Allocate string with
12798 ggc_alloc_string instead of xmalloc.
12799 (output_func_start_profiler): Likewise.
12800 * c-typeck.c (digest_init): Check if init is error_mark_node.
12802 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
12803 Richard Henderson <rth@cygnus.com>
12805 * ggc-page.c: New file.
12806 * Makefile.in (ggc-page.o): New.
12808 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
12810 * invoke.texi: Document -fdelete-null-pointer-checks
12811 * toplev.c (flag_delete_null_pointer_checks): New.
12812 (f_options): Add entry for -fdelete-null-pointer-checks.
12813 (rest_of_compilation): Conditionalize null pointer check
12814 elimination on flag_delete_null_pointer_checks.
12815 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
12817 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
12819 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
12820 copyright notice and special exception to GPL.
12822 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12824 * abi64.h (mips_function_value): Add prototype arguments.
12826 * mips-protos.h: New file with mips prototypes.
12828 * mips.c: Include "tm_p.h".
12829 (mktemp, lookup_name): Add prototype arguments.
12830 (extern_list, string_constant, mips_fill_delay_slot,
12831 mips_output_external, mips_output_external_libcall,
12832 mips_output_filename, mips_declare_object, function_prologue,
12833 mips_expand_prologue, function_epilogue, mips16_constant,
12834 build_mips16_function_stub, mips_output_conditional_branch):
12836 (mips_va_start): Remove unused variable `u'.
12837 (mips_va_arg): Cast value to unsigned when comparing against one.
12839 (save_restore_insns, mips_expand_prologue): Add missing arg in
12840 call to `large_int'.
12842 * mips.h: Move prototypes to mips-protos.h.
12843 (data_section, memory_address_p, rdata_section,
12844 readonly_data_section, simple_epilogue_p, text_section): Delete
12845 prototypes delcared elsewhere.
12846 (mips_epilogue_delay_slots, print_options): Delete unused decls.
12848 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
12850 * mips.md: Delete extra args in call to `mips_move_2words'.
12852 * xm-iris6.h (alloca): Add prototype argument.
12854 * genpeep.c: Include "tm_p.h" in generated output file.
12856 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12858 * basic-block.h (find_edge_index): Change parameters.
12859 * flow.c (verify_edge_list): Pass basic_block parameters to
12860 find_edge_index instead of integers.
12862 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
12864 * combine.c (simplify_comparison): Use an unsigned shift to adjust
12867 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
12869 * gcc.1: Fix a formatting error.
12871 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
12873 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
12874 i786, mn10200, mn10300, pdp11, v850.
12876 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
12878 * libgcc2.c (num_digits): Add prototype with
12879 __attribute__((const)).
12880 (__terminate): Add prototype.
12882 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
12884 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
12886 * alpha/alpha.c (print_operand): Fix type of `code'.
12887 (alpha_output_filename): Constify.
12888 * alpha/alpha.h: Move all function declarations ...
12889 * alpha/alpha-protos.h: ... here. New file.
12890 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
12891 (SECTION_FUNCTION_TEMPLATE): Likewise.
12893 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12895 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
12896 * expr.c (expand_expr): Likewise.
12897 (do_jump): Likewise.
12898 (do_store_flag): Pass ccp_store_flag to can_compare_p.
12899 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
12901 (enum can_compare_purpose): New.
12902 (can_compare_p): Adjust prototype.
12903 (prepare_cmp_insn, prepare_operand): Declare.
12904 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
12905 * optabs.c (cmp_available_p): Deleted.
12906 (expand_abs): Pass ccp_jump to can_compare_p.
12907 (can_compare_p): New arg PURPOSE. Check for combined optabs.
12908 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
12909 Call can_compare_p rather than cmp_available_p.
12910 (prepare_operand): No longer static.
12911 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
12912 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
12913 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
12914 sequence to use emit_cmp_and_jump_insns.
12915 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
12917 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
12919 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
12920 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
12921 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
12922 (plus (reg) (const_int 0))
12923 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
12925 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
12927 * rs6000.c (expand_block_move): DImode loads and stores require
12928 word-aligned displacements. Increment address registers with
12929 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
12931 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
12933 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
12934 is no name for the base type, rather than segfault. If we are
12935 writing out a complex integer type, use DW_ATE_lo_user.
12937 * expr.c (emit_move_insn_1): If we are copying a complex that fits
12938 in one word or less (complex char, complex short, or on 64 bit
12939 systems complex float) to/from a hard register, copy it through
12940 memory instead of dying in gen_{real,imag}part. If we have a
12941 short complex type, prevent inlining since it allocates stack
12944 * tree.c (build_complex_type): If we are writing dwarf2 output,
12945 generate a name for complex integer types.
12947 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12949 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
12950 * flow.c (remove_edge): Remove extra whitespace.
12951 (remove_fake_edges): Fix comment.
12952 (add_noreturn_fake_exit_edges): Use the correct name.
12954 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
12956 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
12957 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
12958 (clean): Depend on INTL_CLEAN.
12959 (maintainer-clean): Adjust.
12961 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12963 * configure.in (AC_PREREQ): Bump to 2.13.
12964 (AC_C_STRINGIZE): Call this instead of using a custom macro.
12966 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
12968 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
12970 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
12972 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
12973 (HAVE_STRINGIZE): Define.
12975 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
12977 * c-parse.in: save and restore warn_pointer_arith on __extension__
12978 along with pedantic.
12979 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
12980 Set the type of extension to itype rather than $<itype>1 kludge.
12981 * extend.texi (Alternate Keywords): Adjust documentation.
12982 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
12984 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
12986 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
12987 most assembler templates.
12989 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
12990 FP loads and stores.
12991 (following_call): Always return zero for the PA8000.
12992 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
12993 FP loads and stores.
12994 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
12996 * pa.h (BRANCH_COST): Define.
12998 * pa.md (return, return_internal): Use bve for PA2.0.
13000 * pa.md (fused multiply): Add variants which reduce height for the
13001 fused multiply, but which still generate 2 insns.
13002 (fnegabs): Similarly.
13004 * pa.md (subsi3): Turn into an expander. Create two anonymous
13005 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
13006 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
13008 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
13010 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
13012 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
13013 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
13015 * regclass.c (init_regs): Add "top_of_stack" as a garbage
13018 * flow.c (record_active_eh_regions): Terminate loop after finding
13019 the last insn in the last basic block.
13021 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13023 * config/c4x/c4x.md: Delete parallel instruction peepholes.
13025 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13027 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
13029 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13031 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
13032 splitting to not use output template.
13034 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13036 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
13037 * config/c4x/c4x.c (c4x_va_start): New function.
13039 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
13041 * genrecog.c (not_both_true): Handle correctly cases when called for
13042 tests with different positions in the insn.
13044 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13046 * machmode.h (HOST_PTR_PRINTF): Move from here ...
13048 * system.h (HOST_PTR_PRINTF): ... to here.
13050 * mips-tfile.c: Don't include machmode.h.
13052 * Makefile.in (MACHMODE_H): New variable. Update to use it.
13053 (mips-tfile.o): Don't depend on machmode.h.
13055 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13057 * haifa-sched.c (sched_analyze): Rename local variable `region' to
13058 avoid conflicts with typedef struct `region' at the top level scope.
13060 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
13062 * basic-block.h (basic_block): Add eh_beg, eh_end.
13063 * flow.c (entry_exit_blocks): Update.
13064 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
13065 Call new functions.
13066 (find_basic_blocks_1): Don't record eh_list at each bb. Use
13067 lists.c functions to allocate insn lists.
13068 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
13070 (make_eh_edge): ... here. New.
13071 (move_stray_eh_region_notes): New.
13072 (record_active_eh_regions): New.
13073 (delete_unreachable_blocks): Split out block merging ...
13074 (try_merge_blocks): ... here. New.
13075 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
13076 Dump debugging data.
13077 (merge_blocks_move_successor_nojumps): Likewise.
13078 (merge_blocks): Use eh_beg+eh_end to validate block movement.
13080 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
13082 * extend.texi (Bound member functions): Document unbound pmf
13085 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
13087 * flow.c (split_edge): Handle insertion on a fallthrough edge which
13088 has the EXIT_BLOCK as a dest.
13090 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
13092 * flow.c (remove_edge): New function to remove an edge from the
13094 (remove_fake_successors): New function to remove fake successor edges.
13095 (remove_fake_edges): New function to remove all fake edges from the
13097 (add_fake_exit_edges): New function to add fake edges from all blocks
13098 with no successors to the exit block.
13099 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
13100 prototypes for new functions.
13102 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
13104 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
13105 Use Pmode to determine whether to output .dword or .word.
13107 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
13109 * tree.c (built_in_filename): New variable.
13110 (BUILT_IN_FILENAME): New macro.
13111 (init_tree_codes): Allocate built_in_filename.
13112 (make_node): Use built_in_filename instead of string constant.
13114 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
13116 * configure.in: Add fr30 target.
13117 * configure: Regenerate.
13118 * config/fr30: New directory.
13119 * config/fr30/crti.asm: New file.
13120 * config/fr30/fr30.c: New file.
13121 * config/fr30/crtn.asm: New file.
13122 * config/fr30/fr30.h: New file.
13123 * config/fr30/fr30.md: New file.
13124 * config/fr30/lib1funcs.asm: New file.
13125 * config/fr30/t-fr30: New file.
13126 * config/fr30/xm-fr30.h: New file.
13128 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
13130 * flow.c (merge_blocks_move_successor_nojumps): Delete the
13131 BARRIER at the end of the successor, not the BARRIER before
13134 * pa.c (pa_add_gc_roots): Fix thinko in last change.
13136 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
13138 * stmt.c (any_pending_cleanups): Don't crash when
13139 current_function->stmt is unset.
13141 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
13143 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
13144 other initializations that may use it for relative offsets.
13146 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
13148 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
13149 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
13150 * config/i386/sol2dbg.h: Removed.
13151 * config/i386/sol2gas.h: New file, to enable gas work-around.
13152 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
13153 Don't use sol2dbg.h.
13154 * configure: Rebuilt.
13156 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
13158 * invoke.texi (-fthis-is-variable): Remove documentation.
13160 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
13162 * basic-block.h (compute_bb_for_insn): Declare.
13163 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
13164 to use; set size of basic_block_for_insn directly.
13165 (find_basic_blocks): Update.
13167 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13169 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
13171 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13173 * crtstuff.c (ON_EXIT): Delete empty macro definition.
13174 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
13176 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
13178 * c-decl.c (c_decode_option): Extend comment.
13180 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
13182 * toplev.c (progname): Make 'const char *'
13183 (flag_print_mem): Move out of main.
13184 (version_flag): Move out of main.
13185 (filename): Move out of main.
13186 (debug_args): Remove g prefix from options.
13187 (documented_lang_options): Remove cpplib specific options.
13188 (display_help): Add g prefix to debug options.
13189 (check_lang_option): Delete this function.
13190 (decode_d_option): New function: Decode -d... option.
13191 (decode_f_option): New function: Decode -f... option.
13192 (decode_W_option): New function: Decode -W... option.
13193 (decode_g_option): New function: Decode -g... option.
13194 (independent_decode_option): New function: Decode a language
13195 independent command line option.
13196 (main): Invoke lang_decode_option and then
13197 independent_decode_option on each command line option in
13200 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
13202 Revert this change. Gavin's patch to operand_equal_p is a better fix.
13203 * fold-const.c (fold_range_test): Do not try to fold the range
13204 test if the rhs or lhs has side effects.
13206 * basic-block.h (compute_flow_dominators): Declare.
13208 * gcse.c (alloc_code_hoist_mem): New function.
13209 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
13210 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
13211 (hoist_code, one_code_hoisting_pass): Likewise.
13212 (gcse_main): If optimizing for size, then hoist expressions
13213 computed in multiple dominated basic blocks.
13215 * gcse.c (invalid_nonnull_info): New function.
13216 (delete_null_pointer_checks): Likewise.
13217 * rtl.h (delete_null_pointer_checks): Declare.
13218 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
13220 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
13221 (merge-blocks_move_successor_nojumps): Likewise.
13222 (merge_blocks): Allow merging of some blocks, even if it requires
13223 physical movement of the blocks, but not if it requires new jumps.
13225 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
13226 Callers and prototype changed.
13227 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
13229 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
13231 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
13232 -YP when both -p and -pg are present. From i386/sol2.h.
13234 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13236 * Makefile.in (distclean): Delete tm_p.h.
13237 * configure.in: Create a new file, "tm_p.h", from a list in
13238 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
13239 "i386/i386-protos.h".
13241 * alias.c: Include "tm_p.h".
13242 * c-typeck.c: Likewise.
13243 * calls.c: Likewise.
13245 * emit-rtl.c: Likewise.
13246 * explow.c: Likewise.
13247 * expmed.c: Likewise.
13248 * expr.c: Likewise.
13249 * final.c: Likewise.
13250 * flow.c: Likewise.
13251 * fold-const.c: Likewise.
13252 * function.c: Likewise.
13253 * gcse.c: Likewise.
13254 * global.c: Likewise.
13255 * haifa-sched.c: Likewise.
13256 * integrate.c: Likewise.
13257 * jump.c: Likewise.
13258 * local-alloc.c: Likewise.
13259 * loop.c: Likewise.
13260 * optabs.c: Likewise.
13261 * recog.c: Likewise.
13262 * reg-stack.c: Likewise.
13263 * regclass.c: Likewise.
13264 * regmove.c: Likewise.
13265 * reload.c: Likewise.
13266 * reload1.c: Likewise.
13267 * reorg.c: Likewise.
13268 * resource.c: Likewise.
13269 * stmt.c: Likewise.
13270 * stor-layout.c: Likewise.
13271 * toplev.c: Likewise.
13272 * tree.c: Likewise.
13273 * unroll.c: Likewise.
13274 * genattrtab.c (main): Make generated file include "tm_p.h".
13275 * genemit.c (main): Likewise.
13276 * genoutput.c (main): Likewise.
13277 * genrecog.c (main): Likewise.
13279 * i386.h: Delete all prototypes.
13280 * i386.c: Include "tm_p.h".
13281 (ix86_attr_length_default): Call constant_call_address_operand
13282 with correct number of arguments.
13283 * i386-protos.h: New file.
13284 * i386.md (unnamed patterns): Call constant_call_address_operand
13285 with correct number of arguments.
13286 (exception_receiver): Call load_pic_register with correct number
13289 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
13291 * c-pragma.c (mark_align_stack): Dereference the void* properly.
13293 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
13295 * rtl.h (insns_safe_to_move_p): New function.
13296 * loop.c (find_and_verify_loops): Use it.
13297 * rtlanal.c (insns_safe_to_move_p): Define it.
13299 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
13301 * c-pragma.c: Include ggc.h.
13302 * Makefile.in (c-pragma.o): Update.
13304 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
13306 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
13307 (LIB_SPEC): Likewise.
13308 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
13309 Reindent -YP/-p/-pg.
13310 Copied from config/sparc/sol2.h.
13312 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
13314 * c-pragma.c (mark_align_stack): New.
13315 (init_pragma): New.
13316 * c-pragma.h (init_pragma): Declare it.
13317 * c-lex.c (init_parse): Call it.
13319 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
13321 * configure.in: Pick up thread library on Solaris/x86 just
13322 like on Solaris/sparc.
13323 * configure: Rebuilt.
13325 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
13327 * rtl.h (global_rtx_index): New enum.
13328 (global_rtl): Change to array of rtx.
13329 (pc_rtx, cc0_rtx): Redefine accordingly.
13330 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
13331 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
13332 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
13333 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
13334 (const_int_rtx): Change to array of rtx.
13335 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
13337 * emit-rtl.c (global_rtl): Change to array of rtx.
13338 (const_int_rtx): Change to aray of rtx.
13339 (gen_rtx_CONST_INT): Redefine accordingly.
13340 (init_emit_once): Allocate and initialize global_rtl. Likewise
13341 for const_int_rtx. Add both as GC roots.
13342 * genattrtab.c (global_rtl): Update declaration.
13344 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
13346 * Makefile (USER_H): Add iso646.h back.
13348 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
13350 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
13351 zapping the LOG_LINKS of sched_before_next_call.
13353 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
13354 * pa.c (insn_refs_are_delayed): Renamed from
13355 insn_sets_and_refs_are_delayed.
13357 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
13359 * functiion.h (struct function): Add x_whole_function_mode_p.
13360 (retrofit_block): Declare.
13361 * function.c (retrofit_block): New function.
13362 (identify_blocks): Add assertions. Allow an incomplete set of
13363 block notes if we're still generating code for the function.
13364 * integrate.c: Include loop.h.
13365 (expand_inline_function): Call find_loop_tree_blocks to map block
13366 notes to blocks when in whole-function mode. Use retrofit_block
13367 to insert new BLOCKs for the inlined function, rather than
13369 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
13370 * Makefile.in (integrate.o): Depend on loop.h.
13372 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
13374 * tree.h (warn_about_unused_variables): Declare.
13375 * stmt.c (warn_about_unused_variables): New function, split out
13377 (expand_end_bindings): Here.
13379 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
13381 * stmt.c (preserve_subexpressions_p): Don't crash when
13382 current_function->stmt is unset.
13384 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
13386 * stmt.c (expand_start_bindings): Allow callers to pass a flag
13387 indicating that no NOTE_INSN_BLOCK_BEG note is required.
13388 (expand_start_target_temps): Use it.
13389 * except.c (expand_eh_region_start_for_decl): Likewise.
13390 * expr.c (expand_expr): Likewise.
13392 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
13394 * fold-const.c (operand_equal_p): Pay attention to side effects.
13396 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
13398 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
13399 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
13401 * tlink.c (scan_linker_output): Look for keywords before accepting
13402 a mangled name in quotes.
13404 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
13406 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
13407 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
13409 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
13411 * alpha.md: Revert Thu Nov 26 change that came in through the
13412 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
13413 Avoid earlyclobber when possible.
13415 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13417 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
13419 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
13420 Define HAVE_ON_EXIT.
13422 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13424 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
13425 CTYPE_CONV in all ctype macros.
13427 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
13430 * cexp.y (initialize_random_junk): Likewise.
13432 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
13434 * i370.c (handle_pragma): Likewise.
13436 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
13438 * v850.c (override_options): Likewise.
13440 * doprint.c (_doprnt): Likewise.
13442 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
13445 * fixinc/server.c (load_data): Likewise.
13447 * fold-const.c (real_hex_to_f): Likewise.
13449 * genattr.c (write_upcase, gen_attr): Likewise.
13451 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
13452 write_upcase): Likewise.
13454 * genemit.c (print_code): Likewise.
13456 * genopinit.c (gen_insn): Likewise.
13458 * genpeep.c (print_code): Likewise.
13460 * genrecog.c (print_code): Likewise.
13462 * optabs.c (init_libfuncs): Likewise.
13464 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
13466 * haifa-sched.c (sched_analyze): Keep the list of notes organized
13468 (reemit_notes): Likewise.
13470 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
13472 * ggc.h (ggc_root): Move to ggc-common.c.
13474 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
13475 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
13476 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
13477 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
13478 * ggc-common.c (ggc_root): Move from ggc.h.
13479 (roots): Declare, static.
13480 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
13481 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
13482 null or check/set mark bit.
13483 (ggc_mark_roots): New.
13484 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
13486 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
13488 * m32r.c: Include toplev.h.
13489 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
13490 (gen_compare): Rename swap_p to must_swap to match uses.
13491 Add default abort case.
13492 (m32r_output_function_epilogue): Remove unused variables.
13493 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
13494 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
13495 define to empty parameter list. Update all uses.
13496 (predicate decls): Use enum machine_mode not int.
13497 * m32r.md (movsi): Call abort, not fatal_insn.
13498 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
13500 1999-09-14 Andrew Haley <aph@cygnus.com>
13502 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
13503 use $0 instead of 0.
13505 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13507 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
13508 computation out of loop over hard regs.
13510 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
13512 * function.c (identify_blocks): Don't shadow a variable in an
13514 * integrate.c (integrate_decl_tree): Don't use pushlevel,
13515 pushdecl, or poplevel to build up the new BLOCK tree.
13516 (expand_inline_function): Likewise.
13517 (integrate_parm_decls): Likewise.
13519 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
13521 * c-typeck.c (qualify_type): Merge qualifiers from both types.
13523 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
13525 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
13526 * invoke.texi: Document this change.
13528 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
13530 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
13532 (mark_emit_status): Renamed from mark_emit_state.
13533 * except.c (mark_eh_status): Renamed from mark_eh_state.
13534 Check not null before marking.
13535 (free_eh_status): New.
13536 * expr.c (mark_expr_status, free_expr_status): New.
13537 * function.c (free_machine_status): New.
13538 (free_after_parsing): New.
13539 (free_after_compilation): Move bits to free_after_parsing; call
13540 free_eh_status, free_expr_status; zero the marked members of the
13542 (prepare_function_start): No can_garbage_collect.
13543 Call init_eh_for_function.
13544 (expand_dummy_function_end): Free up current_function state.
13545 (mark_function_status): Renamed from mark_function_state.
13546 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
13547 * function.h (struct function): No can_garbage_collect.
13548 (free_machine_status, free_after_parsing): Declare.
13549 (free_eh_status, free_expr_status): Declare.
13550 * ggc.h (mark_expr_status): Declare.
13551 * stmt.c (free_stmt_status): Free the struct.
13552 (mark_stmt_status): Renamed from mark_stmt_state.
13553 (init_stmt): Don't call init_eh.
13554 (init_stmt_for_function): Don't call init_eh_for_function.
13555 * toplev.c (compile_file): Call init_eh.
13556 (rest_of_compilation): Free basic block info before ggc_collect.
13557 Call free_after_parsing; conditionally call free_after_compilation.
13558 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
13559 Check not null before marking.
13560 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
13562 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
13564 * c-lex.c (yylex): Initialize warn.
13566 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
13568 * pa.c (emit_move_sequence): Properly set the mode of the scratch
13569 register when performing secondary reloads for the SAR register.
13571 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
13573 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
13574 (NOTE_BLOCK): New macro.
13575 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
13576 * function.h (identify_blocks): Change prototype.
13577 * function.c (identify_blocks): Simplify.
13578 (reorder_blocks): Likewise.
13579 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
13580 NOTE_INSN_BLOCK_{BEG,END}.
13581 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
13582 the list of saved notes if the note isn't a
13583 NOTE_INSN_BLOCK_{BEG,END}.
13584 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
13586 (reemit_notes): Adjust recreation of notes to reflect new saved
13588 * print-rtl.c (print_rtx): Print the address of the BLOCK when
13589 printing a block note.
13590 * stmt.c (block_vector): Remove.
13591 (find_loop_tree_blocks): Simplify.
13592 (unroll_block_trees): Likewise.
13593 * tree.h (reorder_block): Change prototype.
13595 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
13597 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
13598 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
13599 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
13600 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
13601 (atexit, exit): Simplify.
13602 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
13603 * config/lots: Remove defns of HAVE_ATEXIT.
13605 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
13607 * calls.c (precompute_arguments): Fix typo in comment.
13608 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
13611 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
13613 * dsp16xx.c (override_options): Fix typos in GC root registration.
13615 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
13617 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
13618 from config/svr4.h.
13619 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
13620 (FUNCTION_PROFILER): Redefine appropriately for Linux.
13621 (CC1_SPEC): Likewise.
13623 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13625 * genattr.c (main): Add extern prototype. Call return, not exit.
13626 * genattrtab.c (main): Likewise.
13627 * gencheck.c (main): Likewise.
13628 * gencodes.c (main): Likewise.
13629 * genconfig.c (main): Likewise.
13630 * genemit.c (main): Likewise.
13631 * genextract.c (main): Likewise.
13632 * genflags.c (main): Likewise.
13633 * gengenrtl.c (main): Likewise.
13634 * genopinit.c (main): Likewise.
13635 * genoutput.c (main): Likewise.
13636 * genpeep.c (main): Likewise.
13637 * genrecog.c (main): Likewise.
13639 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
13640 * genattrtab.c (get_insn_name): Likewise.
13641 * gencodes.c (get_insn_name): Likewise.
13642 * genconfig.c (get_insn_name): Likewise.
13643 * genemit.c (get_insn_name): Likewise.
13644 * genextract.c (get_insn_name): Likewise.
13645 * genflags.c (get_insn_name): Likewise.
13646 * genopinit.c (get_insn_name): Likewise.
13647 * genpeep.c (get_insn_name): Likewise.
13649 * gencheck.c (usage): Add static prototype.
13650 * genextract.c (print_path): Constify a char*.
13651 * genopinit.c (optabs): Likewise.
13652 * genoutput.c (operand_data, data, output_predicate_decls,
13653 compare_operands): Likewise.
13654 * genrecog.c (write_tree): Add default case in switch.
13656 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13658 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
13660 * print-rtl.c (get_insn_name): Remove prototype.
13662 * toplev.h (progname): Declare const.
13664 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
13665 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
13666 dump_sched_info, dump_local_alloc, regset_release_memory,
13667 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
13668 error_with_file_and_line, error_with_decl, error_for_asm, error,
13669 fatal, warning_with_file_and_line, warning_with_decl, warning,
13670 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
13671 Remove redundant prototypes.
13673 (notice, check_lang_option, report_file_and_line, vnotice,
13674 mark_file_stack): Add static prototype.
13675 (set_fatal_function): Add prototype.
13676 (vnotice, report_file_and_line, set_fatal_function,
13677 check_lang_option): Constify a char*.
13678 (main): Prototype. Call return, not exit.
13680 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13682 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
13684 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
13686 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
13688 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
13690 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13692 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
13693 behave as if it's zero in all cases.
13694 (expand_function_start): Adjust call to assign_parms.
13695 * tree.h (assign_parms): Adjust prototype.
13696 * objc/objc-act.c (hack_method_prototype): Adjust call to
13699 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
13701 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
13702 arg_pointer_rtx fixed if the argument pointer register is
13704 (NONZERO_BASE_PLUS_P): Likewise.
13706 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
13708 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
13709 match_insn2 to match_insn.
13710 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
13712 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
13714 * Makefile.in (USER_H): Remove va-foo.h.
13716 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
13717 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
13718 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
13719 va-spur.h,va-v850.h}: Remove.
13721 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
13723 * sparc/sparc.md (eligible_for_return_delay): New attribute.
13724 (in_return_delay): Use it instead of match_insn.
13726 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
13728 * config/alpha/va_list.h (va-alpha.h): Do not include.
13729 (__gnuc_va_list): Typedef as in varargs.h.
13731 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
13733 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
13734 DECL_LIVE_RANGE_RTL.
13736 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
13738 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
13739 not NOTE_BLOCK_NUMBER.
13740 (expand_eh_region_end): Likewise.
13741 (find_exception_handler_labels): Likewise.
13742 (scan_region): Likewise.
13743 (exception_optimize): Likewise.
13744 (update_rethrow_references): Likewise.
13745 (set_insn_eh_region): Likewise.
13746 * final.c (final_scan_insn): Likewise.
13747 * flow.c (make_edges): Likewise.
13748 * integrate.c (expand_inline_function): Likewise.
13749 * print-rtl.c (print_rtx): Likewise.
13751 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
13753 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
13754 terms of builtin functions and types.
13756 * mips.c (mips_build_va_list): New.
13757 (mips_va_start, mips_va_arg): New.
13758 * mips.h (BUILD_VA_LIST_TYPE): New.
13759 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
13761 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
13762 (sh_build_va_list, sh_va_start, sh_va_arg): New.
13763 * sh.h (BUILD_VA_LIST_TYPE): New.
13764 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
13766 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
13768 * recog.h (struct recog_data): Make dup_num, operand_address_p,
13769 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
13770 (struct insn_data): Likewise with n_operands, n_dups,
13771 n_alternatives, output_format.
13772 * regclass.c (scan_one_insn): Cast n_operands to int before
13773 arithmetic inside comparison.
13775 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
13777 * toplev.c (compile_function): Unconditionally emit nop.
13779 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13781 * haifa-sched.c (actual_hazard): Move declaration of variable
13782 `this_cost' into the scope where it is used.
13784 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13786 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
13787 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
13788 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
13790 * genrecog.c (make_insn_sequence): Call memset, not bzero.
13792 * jump.c (find_insert_position): Don't declare or define unless
13793 !HAVE_conditional_arithmetic.
13794 (returnjump_p_1, delete_prior_computation): Add static prototypes.
13796 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
13798 * recog.c (offsettable_address_p): Prototype function pointer.
13799 (preprocess_constraints): Call memset, not bzero.
13801 * tree.c (tree_node_kind_names): Constify a char*. Make static.
13802 (gcc_obstack_init): Don't declare.
13803 (fix_sizetype): Add static prototype.
13804 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
13805 (tree_cons): Call memset, not bzero.
13807 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
13808 definition in macro ASM_WEAKEN_LABEL.
13809 (mark_const_hash_entry): Add static prototype.
13811 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13813 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
13815 * unroll.c (find_common_reg_term, subtract_reg_term,
13816 loop_find_equiv_value): Add static prototypes.
13817 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
13818 (copy_loop_body): Remove unreachable break statement.
13820 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
13822 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
13824 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13826 Undo some changes from the gcc2 merge:
13827 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
13828 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
13832 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
13833 * emit-rtl.c (gen_lowpart_common): Disable optimization of
13834 initialized float-int union if the value is a NaN.
13836 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
13838 * gthr-win32.h: New file.
13840 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
13841 shared as a valid attribute.
13842 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
13843 * extend.texi: Document `shared' variable attribute.
13845 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
13847 * configure.in: Handle --enable-threads on FreeBSD.
13848 * configure: Rebuit.
13850 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
13852 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
13854 * configure: Rebuilt.
13856 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
13857 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
13858 Rosimildo DaSilva <rdasilva@connecttel.com>
13860 * configure.in (m68k-*-rtemscoff*): Added.
13861 * configure.in (mips64orion-*-rtems*): Converted to ELF.
13862 * configure.in (sparc-*-rtemsaout*): Added as alias for old
13863 sparc-rtems configuration.
13864 * configure.in (sparc-*-rtemself*): Added.
13865 * configure.in (sparc-*-rtems*): Now ELF not a.out.
13866 * config/i386/rtems.h: Added comment.
13867 * config/sparc/rtemself.h: New file.
13869 * configure.in (m68k-rtemself): Added.
13870 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
13871 and DWARF_DEBUGGING_INFO.
13872 * config/m68k/crti.s: New file.
13873 * config/m68k/crtn.s: New file.
13874 * config/m68k/t-crtstuff: New file.
13875 * config/m68k/rtemself.h: New file.
13877 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
13878 global ctor/dtor and C++ exception handling.
13879 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
13880 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
13882 * config/i386/t-rtems-i386: New File.
13884 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
13886 * stmt.c (expand_end_case): Return right away if the case stack is
13889 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
13891 * Makefile.in (version.c): Remove rule incorrectly brought in from
13894 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
13896 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
13897 * msdos/top.sed: Take into account a prepended $(SHELL) to
13899 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
13901 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
13903 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13905 * regmove.c (fixup_match_1): Don't change an unchanging register.
13906 (stable_but_for_p): Renamed to:
13907 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
13908 Changed all callers.
13910 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
13912 * loop.c (strength_reduce): Don't call reg_used_between_p if the
13913 insn from BL2 is after the insn from BL.
13915 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
13917 * recog.h (INSN_OUTPUT_FORMAT_*): New.
13918 (struct insn_data): Merge `template' and `outfun' into `output'.
13919 Add `output_format'.
13920 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
13921 (struct data): Remove `outfun'; add `output_format'.
13922 (name_for_index): Remove declaration.
13923 (output_insn_data): Handle output formats.
13924 (process_template): Emit the bare array for @.
13925 (gen_expand, gen_split): Set output_format to NONE.
13926 * output.h (get_insn_template): Declare.
13927 * final.c (get_insn_template): New.
13928 (final_scan_insn): Use it.
13929 * toplev.c (compile_file): Likewise.
13931 * c4x/c4x.c (c4x_process_after_reload): Likewise.
13932 * i860/i860.c (output_delayed_branch): Likewise.
13933 (output_delay_insn): Likewise.
13935 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
13937 * rtl.c (obstack_alloc_rtx): Removed.
13939 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
13941 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
13943 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
13945 * i386.c (call_insn_operand): Reject const_int.
13946 (expander_call_insn_operand): Use call_insn_operand.
13948 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13950 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
13952 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
13954 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
13955 Use DImode operation.
13957 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
13959 * gcc.c: Include sys/resource.h.
13960 (report_times): New flag.
13961 (execute): If report_times is set, calculate and report the
13962 CPU time consumed by each subprocess.
13964 (rus, prus): New globals.
13965 (option_map): Add --time.
13966 (display_help): Document -time.
13967 (process_command): Set report_times if -time is given.
13968 Turn off -pipe if -time is given.
13970 * invoke.texi: Document new option -time.
13972 * configure.in: Check for getrusage. Check if we have to
13973 prototype getrusage.
13974 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
13975 * configure: Regenerate.
13976 * config.in: Regenerate.
13978 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
13980 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
13983 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
13985 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
13986 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
13987 (nan): Return _thenan_sf or _thenan_df as appropriate.
13988 (L_thenan_sf): Define _thenan_sf.
13989 (L_thenan_df): Define _thenan_df.
13991 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
13992 (DPBIT_FUNCS): Add _thenan_df.
13994 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
13996 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
13999 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14001 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
14004 (lang_specific_driver): Don't take a function pointer parameter.
14005 All callers changed.
14007 * gcc.c: Include gcc.h.
14008 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
14009 lang_specific_extra_outfiles, fatal): Don't declare.
14010 (multilib_defaults_raw): Constify.
14011 (read_specs): Call memset, rather than bzero.
14012 (main): Call return, not exit.
14013 (lookup_compiler): Call memcpy, not bcopy.
14014 (fatal): Make extern.
14016 * cppspec.c: Include gcc.h.
14017 (lang_specific_driver): Initialize variable `quote'. Constify a
14018 char*. All calls to the function pointer parameter now
14019 explicitly call `fatal'.
14021 * gccspec.c (lang_specific_driver): Include gcc.h.
14023 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
14025 * arm.c (note_invalid_constants): Use recog_data.operand_type
14028 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14030 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
14033 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
14034 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
14035 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
14036 reload_secondary_in_reload, reload_secondary_out_reload,
14037 reload_secondary_in_icode, reload_secondary_out_icode,
14038 reload_reg_rtx, reload_when_needed): Delete declarations.
14039 (struct reload): New structure.
14040 (rld): Declare new array.
14041 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
14042 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
14043 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
14044 reload_secondary_in_reload, reload_secondary_out_reload,
14045 reload_secondary_in_icode, reload_secondary_out_icode,
14046 reload_reg_rtx, reload_when_needed): Delete definitions.
14048 (whole file): Replace uses of the deleted arrays with uses of rld.
14049 * reload1.c (whole file): Replace uses of the deleted arrays with
14051 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
14052 explicit loops, not with bcopy.
14054 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
14056 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
14057 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
14058 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
14059 insn_name): Delete and consolidate into new structures.
14060 (insn_operand_predicate_fn): New.
14061 (insn_output_fn): New.
14062 (insn_gen_fn): New.
14063 (struct insn_operand_data): New.
14064 (struct insn_data): New.
14066 (OUT_FCN): Update for insn_data change.
14067 * builtins.c (expand_builtin_strlen): Likewise.
14068 (expand_builtin_memcmp): Likewise.
14069 * combine.c (make_extraction, simplify_comparison): Likewise.
14070 * cse.c (canon_reg, cse_insn): Likewise.
14071 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
14072 * expmed.c (store_bit_field, extract_bit_field): Likewise.
14073 (emit_store_flag): Likewise.
14074 * expr.c (convert_move, emit_block_move): Likewise.
14075 (clear_storage, emit_push_insn, expand_increment): Likewise.
14076 (do_store_flag): Likewise.
14077 * expr.h (GEN_FCN): Likewise.
14078 (insn_gen_function): Die.
14079 * final.c (final_scan_insn): Update for insn_data change.
14080 (output_asm_name): Likewise.
14081 * function.c (fixup_var_refs_1): Likewise.
14082 * loop.c (check_dbra_loop): Likewise.
14083 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
14084 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
14085 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
14086 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
14087 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
14088 * regmove.c (gen_add3_insn): Likewise.
14089 * reload.c (push_secondary_reload, combine_reloads): Likewise.
14090 (find_reloads, find_reloads_address_1): Likewise.
14091 (debug_reload_to_stream): Likewise.
14092 * reload1.c (emit_reload_insns, gen_reload): Likewise.
14093 * stmt.c (expand_end_case): Likewise.
14094 * toplev.c (compile_file): Likewise.
14096 * c4x/c4x.c (c4x_process_after_reload): Likewise.
14097 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
14099 * print-rtl.c (insn_name_ptr): Remove declaration.
14100 (get_insn_name): Declare.
14101 (print_rtx): Use it.
14102 * genoutput.c (insn_name_ptr): Remove.
14103 (next_operand_number): New.
14104 (struct operand_data): New.
14105 (null_operand, odata, odata_end): New.
14106 (struct data): Use struct operand_data.
14107 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
14108 (get_insn_name): Renamed from name_for_index.
14109 (output_prologue): Define NO_MD_PROTOTYPES.
14110 (output_predicate_decls): Break out from output_epilogue.
14111 Iterate over the operands list.
14112 (output_operand_data): Break out from output_epilogue. Emit
14113 just the operands list.
14114 (output_insn_data): Break out from output_epilogue. Emit just
14116 (output_epilogue): Remove.
14117 (output_get_insn_name): New.
14118 (constraints, op_n_alternatives, predicates, address_p): Die.
14119 (modes, strict_low, seen): Die.
14120 (scan_operands): Take new param `d' instead of writing to
14121 seven global variables.
14122 (compare_operands): New.
14123 (place_operands): New.
14124 (validate_insn_alternatives): Update for struct data change.
14125 (gen_insn): Don't zero or copy 7 global arrays. Update for
14126 scan_operands; call place_operands.
14127 (gen_peephole, gen_expand, gen_split): Likewise.
14128 (main): Update for new output routines.
14130 * genattr.c (insn_name_ptr): Remove.
14131 (get_insn_name): New function.
14132 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
14133 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
14134 * genrecog.c: Likewise.
14136 * alpha.md (adddi3): Make `pattern' array static.
14138 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14140 * config/c4x/c4x.h (c4x_rpts_cycles_string,
14141 c4x_cpu_version_string): Constify char *.
14142 * config/c4x/c4x.c (c4x_rpts_cycles_string,
14143 c4x_cpu_version_string): Likewise.
14145 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
14147 * tree.c (save_tree_status): Revert 10 Sep change.
14148 (restore_tree_status): Likewise. Call obstack_free with NULL
14149 before freeing the obstack proper.
14151 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
14153 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
14155 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
14156 surrounding context.
14158 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
14160 * tree.c (type_hash_canon): Put all types in the hash-table, when
14163 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
14165 * recog.h (struct recog_data, recog_data): New.
14166 (recog_foo variables): Kill.
14167 * recog.c (recog_operand, recog_operand_loc): Kill.
14168 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
14169 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
14170 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
14171 (recog_data): Define.
14172 (extract_insn): Update all recog_foo references to use recog_data.
14173 (preprocess_constraints, constrain_operands): Likewise.
14174 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
14175 * genattrtab.c (main): Likewise.
14176 * genextract.c (main): Likewise.
14177 * genoutput.c: Likewise.
14178 * genrecog.c (write_subroutine, main): Likewise.
14179 * local-alloc.c (block_alloc): Likewise.
14180 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
14181 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
14182 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
14183 * reload.c (find_reloads, find_reloads_toplev): Likewise.
14184 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
14185 (reload_cse_simplify_operands): Likewise.
14187 * arc/arc.c (arc_final_prescan_insn): Likewise.
14188 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
14189 * h8300/h8300.c (notice_update_cc): Likewise.
14190 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
14191 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
14192 * mn10200/mn10200.c (notice_update_cc): Likewise.
14193 * mn10300/mn10300.c (notice_update_cc): Likewise.
14194 * romp/romp.c (update_cc): Likewise.
14195 * sparc/sparc.c (check_pic): Likewise.
14196 * v850/v850.c (notice_update_cc): Likewise.
14198 * genemit.c (main): Don't declare recog_operand.
14200 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
14202 * ggc.h (rtvec_def): Forward declare.
14203 (tree_node): Likewise.
14204 (ggc_root): Define.
14206 (ggc_set_mark_rtx): Add prototype.
14207 (ggc_set_mark_rtvec): Likewise.
14208 (ggc_set_mark_tree): Likewise.
14209 * ggc-simple.c (ggc_root): Don't define.
14210 (roots): Don't declare.
14211 (ggc_mark_rtx): Remove.
14212 (ggc_mark_rtvec): Likewise.
14213 (ggc_mark_tree): Likewise.
14214 (ggc_mark_varray): Likewise.
14215 (ggc_mark_tree_hash_table_entry): Likewise.
14216 (ggc_mark_tree_hash_table): Likewise.
14217 (ggc_set_mart_rtx): New function.
14218 (ggc_set_mark_rtvec): Likewise.
14219 (ggc_set_mark_tree): Likewise.
14220 (ggc_add_root): Remove.
14221 (ggc_add_rtx_root): Likewise.
14222 (ggc_remove_tree_root): Likewise.
14223 (ggc_add_string_root): Likewise.
14224 (ggc_add_tree_varray_root): Likewise.
14225 (ggc_add_tree_hash_table_root): Likewise.
14226 (ggc_del_root): Likewise.
14227 (ggc_mark_rtx_ptr): Likewise.
14228 (ggc_mark_tree_ptr): Likewise.
14229 (ggc_mark_string_ptr): Likewise.
14230 (ggc_mark_tree_varray_ptr): Likewise.
14231 (ggc_mark_tree_hash_table_ptr): Likewise.
14232 * ggc-common.c: New file.
14233 * Makefile.in (OBJS): Add ggc-common.o.
14234 (ggc-common.o): List dependencies.
14236 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
14238 * cppalloc.c (xstrdup): Use memcpy.
14239 * cpperror.c (cpp_print_containing_files): Don't use
14241 * cpplib.c (conditional_skip): Set temp->lineno.
14242 (do_endif): Make error message less obscure.
14243 (if_directive_name): New function.
14244 (cpp_get_token [case EOF]): Unwind the if stack and generate
14245 error messages for each unterminated conditional in this file.
14246 (parse_string): Do not behave differently if -traditional.
14248 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
14250 * builtins.c (expand_builtin_va_arg): Cope with an array-type
14251 va_list decomposing to pointer-type.
14252 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
14253 (rs6000_va_arg): Likewise.
14255 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
14257 * except.c (start_dynamic_handler): Compute size using
14258 STACK_SAVEAREA_MODE.
14260 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14262 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
14263 include directory headers. Don't define strrchr. Don't provide
14264 my_* replacement functions. Prefer PTR over `pointer_type'.
14265 Don't prototype system functions. Don't redefine getopt.
14267 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
14268 safe_read, safe_write, save_pointers, restore_pointers,
14269 is_id_char, in_system_include_dir, directory_specified_p,
14270 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
14271 find_corresponding_lparen, referenced_file_is_newer,
14272 save_def_or_dec, munge_compile_params, gen_aux_info_file,
14273 process_aux_info_file, identify_lineno, check_source,
14274 seek_to_line, forward_to_next_token_char, output_bytes,
14275 output_string, output_up_to, other_variable_style_function,
14276 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
14277 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
14278 find_static_definition, connect_defs_and_decs, add_local_decl,
14279 add_global_decls, needs_to_be_converted, visit_each_hash_node,
14280 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
14281 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
14282 scan_for_missed_items, edit_file, string_list_cons): Add static
14284 (standard_exec_prefix, target_machine, target_version,
14285 default_syscalls_dir, string_list, string_list_cons, find_file,
14286 do_cleaning): Constify a char*.
14287 (safe_read, safe_write): Use PTR, not a char*.
14288 (is_id_char): Take an int, not a char.
14289 (main): Add prototype. Call return, not exit.
14291 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
14293 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
14294 when comparing types.
14296 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
14298 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
14299 (strength_reduce): Release the varrays from the no-bivs early exit.
14301 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
14302 the loop over the registers.
14304 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
14306 (restore_tree_status): Check that instead when freeing the obstack.
14308 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
14310 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
14313 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14315 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
14316 operand size modifiers.
14318 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14320 * c-common.c (c_common_nodes_and_builtins): Don't build
14322 * c-common.h (enum c_tree_index and related accesor macros): Remove
14323 everything now declared in tree.h.
14324 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
14325 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
14326 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
14327 (error_mark_node, void_type_node, char_type_node, integer_type_node,
14328 unsigned_type_node, ptr_type_node, va_list_type_node,
14329 integer_zero_node, null_pointer_node, integer_one_node): Delete.
14330 (init_decl_processing): Call build_common_tree_nodes and
14331 build_common_tree_nodes_2 instead of building their nodes here.
14332 Don't add roots for these nodes.
14333 * stor-layout.c (size_zero_node, size_one_node): Delete.
14334 (set_sizetype): Make a new node for bitsizetype each time.
14335 * tree.c (global_trees): New variable.
14336 (init_obstacks): Add a gc root for it.
14337 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
14338 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
14339 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
14340 (build_common_tree_nodes): New function.
14341 (fix_sizetype): New function.
14342 (build_common_tree_nodes_2): New function.
14343 * tree.h (enum tree_index): New.
14344 (global_trees): Declare.
14345 Add accessor macros for all nodes now moved to global_trees.
14346 Delete their declarations.
14348 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
14350 * c-decl.c (finish_function): When processing a nested function,
14351 push and pop GC context around rest_of_compilation.
14353 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
14355 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
14356 Default ix86_arch to PROCESSOR_I386.
14357 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
14358 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
14359 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
14360 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
14361 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
14362 (EXTRA_SPECS): Remove deleted specs.
14364 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
14366 * function.c (assign_stack_local_1): Allocate from
14367 function->x_frame_offset, not frame_offset.
14369 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
14371 * ggc.h (lang_cleanup_tree): Remove.
14372 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
14373 * ggc-callbacks.c (lang_cleanup_tree): Remove.
14375 * c-decl.c (finish_struct): Use ggc_alloc to allocate
14376 TYPE_LANG_SPECIFIC when garbage collecting.
14377 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
14378 (lang_cleanup_tree): Remove.
14380 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
14382 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
14383 * crtstuff.c: Not here.
14384 * dwarf2out.c: Or here.
14385 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
14388 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
14390 * function.h (free_after_compilation): Remove decl parameter.
14391 (free_varasm_status0: Likewise.
14392 (free_emit_status): Likewise.
14393 (free_stmt_status): Likewise.
14394 (free_after_compilation): Likewise.
14395 (init_lang_status): New variable.
14396 (free_lang_status): Likewise.
14397 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
14398 * function.c (init_lang_status): New variable.
14399 (free_lang_status): Likewise.
14400 (push_function_context_to): Don't set function::decl here.
14401 (free_after_copmilation): Make decl parameter implicit. Call
14402 free_lang_status if defined.
14403 (prepare_function_start): Call init_lang_status if defined.
14404 (init_function_start): Set function::decl here.
14405 * profile.c (output_func_start_profiler): Don't call pushdecl
14406 until we've actually started the function.
14407 * stmt.c (free_stmt_status): Make decl parameter implicit.
14408 * toplev.c (rest_of_compilation): Don't pass decl to
14409 free_after_compilation.
14410 * varasm.c (free_varasm_status): Likewise.
14412 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14414 * except.c (call_get_eh_context): Add root when allocating static
14417 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
14419 * arm.c: Include "ggc.h".
14420 (arm_add_gc_roots): New function.
14421 (arm_override_options): Call it.
14422 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
14424 * arm.md (define_asm_attributes): Add a pool_range attribute.
14426 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
14428 * extend.texi (Volatiles): New node.
14430 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
14432 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
14433 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
14434 (struct ggc_any): Replace `mark' with `magic_mark'.
14435 (ggc_alloc_string): Use memcpy, not bcopy.
14436 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
14437 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
14438 (ggc_free_any): New.
14439 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
14440 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
14441 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
14442 Use IS_MARKED. Use ggc_free_any.
14444 1999-09-09 Scott Bambrough <scottb@netwinder.org>
14446 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
14448 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
14450 * toplev.c (main): Always init_ggc.
14452 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
14454 * except.c (find_all_handler_type_matches): Free the list if
14455 we found no matches.
14457 * combine.c (SUBST): Break out to a real function do_SUBST.
14458 (SUBST_INT): Likewise.
14459 * gcse.c (free_pre_mem): Free `temp_bitmap'.
14460 (pre_insert): Free `inserted'.
14461 * loop.c (basic_induction_var): Always set `location'.
14463 * function.c (expand_function_end): Add initial_trampoline as a root.
14464 * rtl.h (init_varasm_once): Declare.
14465 * toplev.c (compile_file): Call it.
14466 * ggc-simple.c (ggc_mark_string_ptr): New.
14467 (ggc_add_string_root): New.
14468 (ggc_collect): Disable collection avoidance temporarily.
14469 * ggc.h (ggc_add_string_root): Declare.
14470 * except.c (create_rethrow_ref): Use ggc_alloc_string.
14471 * optabs.c (init_libfuncs): Likewise.
14472 * varasm.c (named_section): Use ggc_alloc_string.
14473 (make_function_rtl): Likewise.
14474 (make_decl_rtl): Likewise.
14475 (assemble_static_space): Likewise.
14476 (assemble_trampoline_template): Likewise.
14477 (output_constant_def): Likewise.
14478 (force_const_mem): Likewise.
14479 (mark_const_hash_entry): New.
14480 (mark_pool_sym_hash_table): New.
14481 (mark_varasm_state): Use it.
14482 (init_varasm_once): New.
14484 * expr.h (init_one_libfunc): Declare.
14485 * optabs.c (init_one_libfunc): New.
14486 (init_optabs): Use it.
14487 * config/gofast.h: Likewise.
14488 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
14489 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
14491 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
14493 * Makefile.in (cppexp.o): Depend on cpphash.h.
14494 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
14496 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
14497 * cpplib.c (do_define): Generalise to handle poisoned definitions,
14498 redefining poisoned identifiers, etc.
14499 (do_undef): Don't allow poisoned identifiers to be undefined.
14500 (do_pragma): Add #pragma poison.
14501 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
14503 * cccp.c: Add T_POISON node type.
14504 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
14506 (do_define): Generalise to handle poisoned definitions,
14507 redefining poisoned identifiers, etc.
14508 (do_undef): Don't allow poisoned identifiers to be undefined.
14509 (do_pragma): Add #pragma poison.
14510 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
14512 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
14513 * c-pragma.h: Add ps_poison state. We now always have generic
14516 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
14518 * ggc.h (ggc_alloc): New function.
14519 (ggc_mark): Likewise.
14520 * ggc-simple.c (ggc_any): New structure.
14521 (ggc_status): Add anys.
14522 (n_anys_collected): New variable.
14523 (ggc_alloc): Define.
14524 (ggc_mark): Likewise.
14525 (ggc_collect): Collect the anys.
14527 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14529 * c-decl.c (mark_binding_level): Make static to match prototype.
14531 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
14533 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
14535 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
14537 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
14538 will use into account. Expand the max width to 5.
14541 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
14543 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
14544 for the rtx length.
14546 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
14548 * alpha.md (call value patterns): Remove the result predicates.
14550 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
14552 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
14555 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14557 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
14558 changed from extern char *, to extern PTR. Also fix typo in
14559 NEED_DECLARATION_REALLOC test.
14561 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
14563 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14565 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
14566 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
14567 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
14568 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
14570 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
14572 * cccp.c (pcfinclude): Likewise.
14574 * global.c (allocno_compare): Likewise.
14576 * haifa-sched.c (rank_for_schedule): Likewise.
14578 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
14580 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
14582 * stupid.c (stupid_reg_compare): Likewise.
14584 * tree.c (_obstack_allocated_p): Likewise.
14586 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
14588 1999-09-08 Bruce Korb autogen@linuxbox.com
14590 * Makefile.in: Give the hapless gperf user a hint about
14591 why "gperf -F" fails.
14593 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
14595 * lists.c: Include ggc.h.
14597 (init_EXPR_INSN_LIST_cache): Install it.
14599 * ggc-simple.c (init_ggc): Absorb the old init.
14600 (ggc_push_context): Use xcalloc.
14601 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
14602 (ggc_collect): Add [rvts] tags to the collection stats.
14604 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
14606 * cccp.c (main): Fix handling of -include and -imacros options.
14608 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
14610 * cpplib.c (cpp_push_buffer): Fix order of arguments.
14612 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
14614 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
14617 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
14619 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
14620 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
14621 and SET_DEST. Update comment.
14623 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14625 * config/c4x/c4x.c: Include ggc.h.
14626 (c4x_add_gc_roots): New function.
14627 (c4x_override_options): Call c4x_add_gc_roots.
14629 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
14631 * defaults.h (TARGET_ESC): Move ...
14632 * system.h: ... here, where Linas had it in the first place. Silly me.
14634 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
14636 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
14637 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
14638 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
14639 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
14640 * defaults.h (TARGET_ESC): Add default.
14642 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
14644 * configure.in: add i370-*-openedition, i370-*-mvs and
14645 i370-*-linux targets
14647 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
14649 * dsp16xxx.c: Include ggc.h
14650 (override_options): Mark GC roots.
14651 * mn10200.c: Include ggc.h.
14652 (asm_file_start): Mark GC roots.
14653 * tahoe.c: Include ggc.h.
14654 (extensible_operand): Mark GC roots.
14656 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
14658 * README: Add section discussing status of ELF ABI.
14659 * i370.c: Fix misc spelling mistakes.
14660 (i370_label_scan): Updated notes, exception handling.
14661 (i370_function_prolog): Simplify ELF stack handling.
14662 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
14663 (STACK_GROWS_DOWNWARD): ELF stack grows down.
14664 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
14665 * i370.md: (movdi): Add notes.
14666 (floatsidf2): Use stack not rtca for scratch float area.
14667 (iorsi3): Correct operand constraints.
14668 * x-oe: Restore TAROUTOPTS which are used by pax.
14670 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
14672 * rs6000.c: Include ggc.h.
14673 (rs6000_add_gc_roots): New function.
14674 (override_options): Call it.
14676 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
14678 * alpha.h (alpha_compare): New.
14679 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
14680 * alpha.c: Likewise for the definitions.
14681 (alpha_emit_conditional_branch): Update for alpha_compare.
14682 (alpha_emit_conditional_move): Likewise.
14683 * alpha.md (cmpdf, cmpdi): Likewise.
14684 (setcc patterns): Likewise. Zero alpha_compare after use.
14685 (sne): Optimize (x != 0) into (0U < x).
14687 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
14689 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
14690 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
14691 (INIT_EXPANDERS): Remove.
14692 * alpha.c: Include ggc.h.
14693 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
14694 (alpha_init_machine_status, alpha_mark_machine_status): New.
14695 (override_options): Install them.
14696 (struct machine_function): Moved to alpha.h.
14697 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
14698 (alpha_init_expanders): Remove.
14699 (alpha_return_addr): Adjust to use current_function->machine.
14700 (alpha_ra_ever_killed): Likewise.
14701 (alpha_expand_epilogue): Likewise.
14702 * alpha.md (eh_epilogue): Likewise.
14704 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
14705 Melissa O'Neill <oneill@cs.sfu.ca>
14706 Geoffrey Keating <geoffk@cygnus.com>
14708 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
14709 call-used registers (call-saved registers must still be contiguous
14710 and end with r31, of course).
14712 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
14714 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
14715 (self_promoting_type_p): Delete.
14716 (self_promoting_args_p): Move ...
14717 * c-common.c: ... here.
14718 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
14719 (simple_type_promotes_to): New.
14720 * builtins.c (lang_type_promotes_to): New.
14721 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
14722 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
14723 * c-common.h: ... here.
14724 (self_promoting_args_p, simple_type_promotes_to): Declare.
14725 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
14726 (grokdeclarator): Likewise.
14727 * tree.h (lang_type_promotes_to): Declare.
14729 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
14731 Add some machine-dependent GC roots.
14732 * sparc.c: Include ggc.h.
14733 (sparc_add_gc_roots): New function.
14734 (mark_ultrasparc_pipeline_state): Likewise.
14735 (override_options): Call sparc_add_gc_roots.
14736 * pa.c: Include ggc.h.
14737 (pa_add_gc_roots): New function.
14738 (mark_deferred_plabels): Likewise.
14739 (override_options): Call pa_add_gc_roots.
14740 * mips.c: Include ggc.h.
14741 (mips_add_gc_roots): New function.
14742 (override_options): Use it.
14744 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14746 * cpperror.c (cpp_file_line_for_message): Constify a char*.
14748 * cppexp.c (parse_number, parse_charconst, cpp_lex,
14749 cpp_parse_expr): Add static prototypes.
14750 (parse_charconst): Don't cast away const-ness.
14751 (token): Constify a char*.
14753 * cppfiles.c (file_name_list, include_hash, find_include_file,
14754 finclude, initialize_input_buffer): Constify a char*.
14755 (file_cleanup, find_position): Add static prototypes.
14757 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
14758 collect_expansion): Add static prototypes.
14759 (cpp_install, create_definition, monthnames): Constify a char*.
14761 * cpphash.h (cpp_install): Likewise.
14763 * cppinit.c (known_suffixes, default_include,
14764 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
14765 (base_name, dump_special_to_buffer, initialize_dependency_output):
14766 Add static prototypes.
14768 * cpplib.c (my_strerror): Constify a char*.
14769 (null_underflow, null_cleanup, skip_comment, copy_comment,
14770 copy_rest_of_line, handle_directive, pass_thru_directive,
14771 get_directive_token, read_line_number, cpp_print_file_and_line,
14772 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
14773 v_cpp_warning_with_line, detect_if_not_defined,
14774 consider_directive_while_skipping): Add static prototypes.
14775 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
14776 cpp_pedwarn_with_file_and_line): Constify a char*.
14778 * cpplib.h (cpp_options, include_hash, progname, definition,
14779 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
14780 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
14781 find_include_file, deps_output, include_hash): Constify a char*.
14783 * cppmain.c (progname): Constify.
14784 (main): Add prototype. Use return, not exit.
14786 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
14787 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
14788 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
14789 check_protection): Add static prototype.
14791 (progname, recognized_macrom, recognized_extern): Constify a char*.
14792 (main): Add prototype.
14794 * gen-protos.c (progname): Constify a char*.
14796 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
14798 * emit-rtl.c (free_emit_status): Take decl as a parameter.
14799 (init_emit_once): Add more GC roots.
14800 * except.c (mark_func_eh_entry): New function.
14801 (mark_eh_node): Mark false_label and rethrow_label.
14802 (init_eh): Add more GC roots.
14803 * function.c (free_after_compilation): Take decl as a paramter.
14804 Call free_stmt_status.
14805 (mark_function_state): Don't assume x_parm_reg_stack_loc is
14807 * function.h (free_after_compilation): Change prototype.
14808 (free_varasm_status): Likewise.
14809 (free_emit_status): Likewise.
14810 (free_stmt_status): New function.
14811 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
14812 Remove, replacing with ...
14813 (ggc_status): New structure.
14814 (ggc_chain): New variable.
14815 (init_gcc): Define.
14816 (ggc_push_context): New function.
14817 (ggc_pop_context): Likewise.
14818 (ggc_alloc_rtx): Adjust for use of ggc_chain.
14819 (ggc_alloc_rtvec): Likewise.
14820 (ggc_alloc_tree): Likewise.
14821 (ggc_alloc_string): Likewise.
14822 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
14823 (ggc_mark_tree): Give language-dependent code a chance to mark
14825 (ggc_mark_tree_varray): Handle empty arrays.
14826 (ggc_collect): Adjust for use of ggc_chain. Clear
14827 bytes_alloced_since_last_gc.
14828 * ggc.h (ggc_pop_context): New function.
14829 (ggc_push_context): Likewise.
14830 * print-tree.c (print_node): Don't print obstacks when GC'ing.
14831 * stmt.c (free_stmt_status): New function.
14832 (init_stmt_for_function): Clear last_expr_value.
14833 * toplev.c (rest_of_compilation): Always call free_after_compilation.
14834 Conditionalize call to ggc_collect.
14835 (main): Call init_ggc.
14836 * tree.c (push_obstacks): Do the push, even when GC'ing.
14837 (push_obstacks_nochange): Likewise.
14838 (pop_obstacks): Liekwise.
14839 * varasm.c (free_varasm_status): Take decl as a parameter.
14841 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
14843 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
14844 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
14845 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
14846 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
14848 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
14850 * pa/x-pa-mpeix: New file for the MPE port.
14852 * pa/quadlib.asm: New file for long double support.
14854 * configure.in: Add hppa1.0-*-mpeix for MPE port.
14855 * configure: Rebuilt.
14857 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
14859 * final.c (shorten_branches): Fix last change.
14861 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
14863 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
14865 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
14867 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
14870 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14872 * c-aux-info.c (concat): Don't define.
14874 * cccp.c (my_strerror): Likewise. All callers changed to use
14876 (do_include): Call xstrdup, not xmalloc/strcpy.
14877 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
14878 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
14880 * collect2.c (my_strsignal): Likewise. All callers changed to use
14882 (locatelib): Call xstrdup, not xmalloc/strcpy.
14884 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
14886 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
14888 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
14890 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
14892 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
14894 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
14896 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
14898 (find_all_handler_type_matches): Likewise. Don't check return
14900 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
14901 xmalloc, not malloc.
14902 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
14904 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
14905 (init_spec): Call xcalloc, not xmalloc/bzero.
14906 (set_spec): Call xstrdup, not save_string.
14907 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
14908 (find_a_file): Call xstrdup, not xmalloc/strcpy.
14909 (process_command): Call xstrdup, not save_string.
14910 (main): Call xcalloc, not xmalloc/bzero.
14912 * gcov.c (xmalloc): Don't define.
14913 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
14914 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
14915 (output_data): Call xcalloc, not xmalloc/bzero.
14917 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
14919 * mips-tdump.c (xmalloc): Don't define.
14920 (print_symbol): Call xmalloc, not malloc.
14921 (read_tfile): Call xcalloc, not calloc.
14923 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
14924 Don't define. All callers of xfree/my_strsignal changed to use
14925 free/strsignal instead.
14926 (allocate_cluster): Call xcalloc, not calloc.
14928 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
14929 Fix memory leak, free allocated memory.
14931 * prefix.c (translate_name): Call xstrdup, not save_string.
14932 (update_path): Likewise.
14934 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
14936 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
14937 Don't define. Callers of xfree/savestring2 changed to use
14938 free/concat instead.
14940 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
14941 (init_elim_table): Likewise.
14943 * resource.c (init_resource_info): Likewise.
14945 * stupid.c (stupid_life_analysis): Likewise.
14947 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
14948 (open_dump_file): Call concat, not xmalloc/strcpy/...
14949 (clean_dump_file): Likewise.
14950 (compile_file): Call xstrdup, not xmalloc/strcpy.
14952 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
14954 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
14955 * v850.c (v850_va_arg): New.
14957 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14959 * haifa-sched.c: Tidy comments.
14961 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14963 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
14964 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
14965 $(out_object_file)): Depend on ggc.h.
14966 * c-common.c: Include "ggc.h".
14967 (combine_strings): If doing GC, use ggc_alloc_string.
14968 * c-decl.c: Include "ggc.h".
14969 (ggc_p): Define with value 0.
14970 (mark_binding_level): New function.
14971 (init_decl_processing): Add GC roots.
14972 (mark_c_function_context): New function.
14973 (lang_mark_false_label_stack): New function.
14974 (lang_mark_tree): New function.
14975 (lang_cleanup_tree): New function.
14976 * c-lang.c: Include "ggc.h".
14977 (lang_init): Call c_parse_init.
14978 * c-lex.c: Include "ggc.h".
14979 (check_linenum): If doing GC, don't copy filenames to permanent
14981 * c-parse.in: Include "ggc.h".
14982 (c_parse_init): New function.
14983 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
14984 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
14986 * except.c (mark_eh_state): Mark more state.
14987 * function.c (mark_function_state): Likewise.
14988 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
14989 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
14990 * toplev.c (mark_file_stack): New function.
14991 (compile_file): If doing GC, use ggc_alloc_string on input filename.
14992 (main): Add root for input_file_stack.
14994 * i386.c: Include "ggc.h".
14995 (ix86_mark_machine_status): New function.
14996 (override_options): Set mark_machine_status.
14998 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15000 * tree.c (copy_node): Copy node contents also if doing GC.
15002 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
15004 * collect2.c (scan_libraries): Fix double-thinko :-).
15006 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
15008 * collect2.c (scan_libraries): Fix thinko.
15010 * cse.c (delete_trivially_dead_insns): Do not skip the last
15011 insn if it is a real insn.
15013 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
15015 * Makefile.in (ggc-simple.o): Depend on hash.h.
15016 * ggc.h (ggc_add_tree_hash_table_root): Declare.
15017 (ggc_mark_tree_varray): Likewise.
15018 (ggc_mark_tree_hash_table): Likewise.
15019 * ggc-simple.c: Include hash.h.
15020 (ggc_mark_tree_hash_table_ptr): New function.
15021 (ggc_mark_tree_hash_table_entry): Likewise.
15022 (ggc_mark_tree_hash_table): Likewise.
15023 (ggc_add_tree_hash_table_root): Likewise.
15024 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
15025 rtx, when defining fields.
15027 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
15029 * profile.c (output_func_start_profiler): Remove apparently
15030 nonsensical call to start_sequence.
15032 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
15034 * clipper/clipper.c (clipper_va_start): Fix typos.
15036 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
15037 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
15038 (spur_va_arg): New stub.
15040 * configure.in: Comment out pyramid.
15042 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
15044 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
15045 don't conflict with the bits that win32, cygwin, and dgux
15048 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
15049 Bernd Schmidt <bernds@cygnus.co.uk>
15051 * integrate.c (function_cannot_inline_p): Do not inline
15052 functions with forced labels.
15054 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
15055 Bernd Schmidt <bernds@cygnus.co.uk>
15056 Mark Mitchell <mark@codesourcery.com>
15058 * Makefile.in (ggc-simple.o): Depend on varray.h.
15059 (rtl.o): Depend on ggc.h.
15060 (genattrtab.o): Depend on ggc.h.
15061 (print-tree.o): Likewise.
15062 (fold-const.o): Likewise.
15063 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
15064 (make_insn_raw): Don't cache insns when GC'ing.
15065 (emit_insn_before): Likewise.
15066 (emit_insn_after): Likewise.
15067 (emit_insn): Likewise.
15068 (start_sequence): Use xmalloc to allocate the sequence_stack.
15069 (end_sequence): Add free to free it.
15070 (gen_sequence): Don't cache insns when GC'ing.
15071 (clear_emit_caches): Don't use sequence_element_free_list.
15072 (init_emit): Use xcalloc, not xmalloc+bzero.
15073 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
15074 * function.c (pop_function_context_from): Use free to free the
15075 fixup_var_refs_queue.
15076 (put_reg_into_stack): Allocate it with xmalloc.
15077 * genattrtab.c: Include ggc.h.
15078 (operate_exp): Don't use obstack_free when GC'ing.
15079 (simplify_cond): Likewise.
15080 (simplify_text_exp): Likewise.
15081 (optimize_attrs): Likewise.
15082 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
15084 (gencode): Generate a #include for ggc.h.
15085 * ggc-callbacks.c (ggc_p): Define it to zero.
15086 * ggc-none.c (ggc_p): Likewise.
15087 * ggc-simple.c: Include varray.h.
15088 (ggc_mark_tree_varray): New function.
15089 (ggc_add_tree_varray_root): Likewise.
15090 (ggc_mark_tree_varray_ptr): Likewise.
15091 * ggc.h (ggc_p): Declare.
15092 (varray_head_tag): Likewise.
15093 (ggc_add_tree_varray_root): Declare.
15094 * print-tree.c (print_node): Don't check for TREE_PERMANENT
15095 inconsistencies when GC'ing.
15096 * rtl.c: Include ggc.h.
15097 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
15098 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
15099 (rtx_free): Don't call obstack_free when GC'ing.
15100 * toplev.c (rest_of_compilation): Call ggc_collect after every
15102 * tree.c (push_obstacks): Do nothing, if GC'ing.
15103 (pop_obstacks_nochange): Likewise.
15104 (pop_obstacks): Likewise.
15105 (make_node): Use ggc_alloc_tree when GC'ing.
15106 (copy_node): Likewise.
15107 (get_identifier): Use ggc_alloc_string when GC'ing.
15108 (build_string): Likewise.
15109 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
15110 (tree_cons): Likewise.
15111 (build1): Likewise.
15112 (type_hash_canon): Don't call obstack_free when GC'ing.
15114 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
15116 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
15117 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
15119 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
15120 Bernd Schmidt <bernds@cygnus.co.uk>
15121 Mark Mitchell <mark@codesourcery.com>
15123 * Makefile.in (stor-layout.o): Depend on ggc.h.
15124 (expr.o): Depend on ggc.h.
15125 (profile.o): Depend on ggc.h.
15126 (stor-layout.o): Depend on ggc.h.
15127 * emit-rtl.c (init_emit_once): Add gc roots.
15128 * expr.c: Include ggc.h.
15129 (emit_block_move): Add gc roots.
15130 (clear_storage): Likewise.
15131 * expr.h (init_stor_layout_once): New function.
15132 * profile.c: Include ggc.h.
15133 (init_arc_profiler): profiler_label is a root.
15134 * scan.c (make_sstring_space): Trust xrealloc to function
15135 correctly with first parameter NULL.
15136 * stor-layout.c: Include ggc.h.
15137 (set_sizetype): Add gc root.
15138 (init_stor_layout_once): New function.
15139 * toplev.c (compile_file): Call it.
15141 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
15142 Bernd Schmidt <bernds@cygnus.co.uk>
15143 Mark Mitchell <mark@codesourcery.com>
15145 * Makefile.in (tree.o): Depend on ggc.h.
15146 (varasm.o): Likewise.
15147 (function.o): Likewise.
15148 (stmt.o): Likewise.
15149 (except.o): Likewise.
15150 (optabs.o): Likewise.
15151 (emit-rtl.o): Likewise.
15152 * emit-rtl.c: Include ggc.h.
15153 (sequence_element_free_list): Remove, and all references.
15154 (mark_sequence): New functions.
15155 (mark_emit_state): New function.
15156 * except.c: Include ggc.h.
15157 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
15158 (mark_tree_label_node): New functions.
15159 (mark_eh_state): New function.
15160 * function.c: Include ggc.h.
15161 (mark_temp_slot, mark_function_chain): New functions.
15162 (mark_function_state): New function.
15163 (init_function_once): New function.
15164 * function.h (init_function_once): New function.
15165 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
15166 * ggc.h (label_node): Declare.
15167 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
15168 (lang_mark_false_label_stack): New function.
15169 (mark_temp_slot): Remove declaration.
15170 (mark_function_chain): Likewise.
15171 (mark_eh_state): Adjust prototype.
15172 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
15174 * optabs.c: Include ggc.h.
15175 (mark_optab): New function.
15176 (init_optabs): Add gc roots.
15177 * stmt.c: Include ggc.h.
15178 (mark_cond_nesting, mark_loop_nesting): New functions.
15179 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
15180 (mark_stmt_state): New function.
15181 * toplev.c (compile_file): Call init_function_once.
15182 * tree.c: Include ggc.h.
15183 (type_hash): Move declaration earlier in file.
15184 (TYPE_HASH_SIZE, type_hash_table): Likewise.
15185 (init_obstacks): Add gc roots.
15186 (mark_type_hash): New function.
15187 * varasm.c: Include ggc.h.
15188 (mark_pool_constant): New function.
15189 (mark_varasm_state): New function.
15191 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15193 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
15195 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15197 * c-decl.c (struct language_function): Renamed from struct c_function.
15199 (c_function_chain): Delete.
15200 (push_c_function_context): New arg F. Don't warn about nested
15201 functions here. Fill LANGUAGE elt of F. Delete code to update
15202 c_function_chain. Don't call push_function_context.
15203 (pop_c_function_context): New arg F. Restore from there instead of
15204 from c_function_chain. Don't call pop_function_context. Clear out
15205 LANGUAGE field of F when done.
15206 * c-lang.c: Include "function.h"
15207 (lang_init): Initialize save_lang_status and restore_lang_status.
15208 * c-parse.in (nested_function, nested_function_notype): Warn about
15209 nested functions. Call push_function_context/pop_function_context
15210 instead of the _c_ variants.
15211 * c-tree.h (push_c_function_context, pop_c_function_context): Update
15213 * Makefile.in (c-lang.o): Update dependencies.
15215 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
15216 regno_pointer_flag, regno_pointer_align.
15217 (gen_reg_rtx): Use xrealloc to enlarge them.
15218 (free_emit_status): New function.
15219 * function.c (mark_machine_status, mark_lang_status): New variables.
15220 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
15221 in some bits from assign_stack_local. All callers changed to use new
15223 (assign_stack_local): Just call assign_stack_local_1.
15224 (free_after_compilation): New function.
15225 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
15226 (trampoline_address): Likewise.
15227 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
15228 (prepare_function_start): Explicitly clear some more variables.
15229 * function.h (struct function): New elt can_garbage_collect.
15230 (mark_machine_status, mark_lang_status): Declare variables.
15231 (free_after_compilation, free_emit_status, free_varasm_status,
15232 init_varasm_status): Declare functions.
15233 * toplev.c (rest_of_compilation): Call free_after_compilation when
15234 done with the current function.
15235 * varasm.c (free_varasm_status): New function.
15237 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
15239 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
15240 (EXPAND_BUILTIN_VA_ARG): Define.
15241 * sparc.c (sparc_va_start): New.
15242 (sparc_va_arg): New.
15244 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15246 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
15248 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15250 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
15252 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
15254 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
15255 (OBJS): Add $(GGC).
15256 (ggc-callbacks.o): New target.
15257 * ggc-callbacks.c: New file.
15259 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15261 * expr.h: Collapse individual optab and libfunc vars to arrays.
15262 (optab_index, libfunc_index): New enumerations.
15263 (optab_table, libfunc_table): New arrays.
15264 Add accessor macros for both.
15266 * optabs.c (optab_table, libfunc_table): New.
15267 Delete declarations for individual optab and libfunc vars.
15269 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
15271 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
15273 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
15275 * Makefile.in (GGC, GGC_LIB): New.
15276 (HOST_RTL): Include ggc-none.o.
15277 (ggc-simple.o): New target.
15278 (ggc-none.o): Likewise.
15279 * tree.h (tree_common): Add gc_mark.
15280 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
15281 (struct rtvec_def): Add gc_mark.
15282 * emit-rtl.c (global_rtl): Update static initializers to contain
15283 enough initializers.
15284 * ggc.h, ggc-none.c, ggc-simple.c: New files.
15285 * toplev.c (gc_time): New variable.
15286 (all_time): New variable.
15287 (compile_file): Print gc time.
15288 (print_time): Calculate percentage of the whole.
15290 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15292 Change obstack memory management and varasm constant pool handling so
15293 that nested functions are treated like any other functions.
15294 * function.c (init_machine_status): New variable.
15295 (push_function_context_to): Set contains_functions for the outer
15296 function. Don't call save_varasm_status.
15297 (pop_function_context_from): Don't call restore_varasm_status. Don't
15298 set current_function_contains_functions.
15299 (prepare_function_start): Call init_varasm_status rather than
15300 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
15302 * function.h (struct function) Add field varasm. Delete fields
15303 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
15304 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
15305 (init_machine_status): Declare.
15306 (save_varasm_status, restore_varasm_status): Delete declarations.
15307 (save_tree_status, restore_tree_status): Delete last argument.
15308 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
15309 code. All callers changed.
15310 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
15311 save_constants_in_decl_trees, restore_constants, save_constants,
15312 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
15314 (inlining): New variable.
15315 (reg_map, label_map, insn_map, orig_asm_operands_vector,
15316 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
15318 (save_for_inline_nocopy): Don't save constants.
15319 Don't set inl_emit field in current_function.
15320 (expand_inline_function): Use emit field, not inl_emit, of the inlined
15321 function. Set new variable inlining before
15322 calling copy_rtx_and_substitute.
15323 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
15324 constant pool references if inlining is nonzero.
15325 Delete ADDRESS and (most of the) CONST cases.
15326 (output_inline_function): Save and restore current_function/
15327 current_function_decl. Delete restore_constants code. Don't call
15328 init_const_rtx_hash_table.
15329 * output.h (init_const_rtx_hash_table): Don't declare.
15330 * rtl.h (struct function): Declare.
15331 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
15332 * toplev.c (rest_of_compilation): Don't treat nested functions or
15333 functions containing them specially. Delete all code to deal with
15334 save_for_inline_copying.
15335 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
15336 inline_obstacks): Delete variables.
15337 (save_tree_status): Lose arg CONTEXT. All callers changed.
15338 Simply allocate a new function_maybepermanent_obstack for the new
15339 function, delete all the special cases.
15340 Don't save inline_obstacks.
15341 (restore_tree_status): Lose arg CONTEXT. All callers changed.
15342 Delete special handling for function_maybepermanent_obstack; simply
15344 Don't restore inline_obstacks.
15345 (permanent_allocation): Delete code that frees inline_obstacks.
15346 (print_inline_obstack_statistics): Delete function.
15347 (dump_tree_statistics): Don't call it.
15348 * varasm.c (struct varasm_status): New.
15349 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
15350 last_pool, pool_offset, const_double_chain): Delete global
15351 variables, replace with accessor macros.
15352 (immed_double_const): Don't walk const_double_chain outside a
15353 function, but don't treat nested functions specially anymore.
15354 (immed_real_const_1): Likewise.
15355 (clear_const_double_mem): Don't treat nested functions specially.
15356 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
15357 (save_varasm_status, restore_varasm_status): Delete functions.
15358 (init_varasm_status): New function.
15359 (force_const_mem): Don't treat nested functions specially.
15360 (find_pool_constant): Accept new arg F, search for constants in
15361 that function's pool rather than the current one. All callers
15363 (get_pool_constant_for_function, get_pool_mode_for_function): New
15366 * i386.c (init_386_machine_status): New function, mostly from
15367 clear_386_stack_locals.
15368 (struct machine_functions): Rename element names to avoid name
15370 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
15371 macros, replacing global variables.
15372 (clear_386_stack_locals, save_386_machine_status,
15373 restore_386_machine_status): Delete functions.
15374 (override_options): Initialize init_machine_status.
15375 * i386.h (INIT_EXPANDERS): Delete macro.
15376 (save_386_machine_status, restore_386_machine_status,
15377 clear_386_stack_locals): Delete declarations.
15379 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15381 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
15382 (doloop_begin): Simplify pattern and use emit_jump_insn.
15383 (doloop_end): Simplify pattern, switch operand order,
15384 and use emit_jump_insn.
15386 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
15388 * function.h (struct function): Add new element LANGUAGE.
15389 (save_lang_status): Declare new variable.
15390 (restore_lang_status): Likewise.
15391 * function.c (save_lang_status): Define.
15392 (restore_lang_status): Likewise.
15393 (push_function_context_to): Call language-specific save function.
15394 (pop_function_context_from): Call language-specific restore function.
15396 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
15398 * i386.md (movsf_1): Check REG_P before use of REGNO.
15399 (movdf_1): Likewise.
15400 (movxf_1): Likewise.
15401 (extendsfdf2): Likewise.
15402 (extendsfxf2): Likewise.
15403 (extenddfxf2): Likewise.
15405 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15407 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
15408 constants into memory.
15409 (c4x_shiftable_constant): New function.
15410 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
15411 (c4x_shiftable_constant): Declare.
15412 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
15413 ashlqi3_noclobber): Add new patterns and associated splitters.
15415 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
15417 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
15418 * dwarf2out.c (dwarf2out_frame_init): Likewise.
15419 * final.c (shorten_branches): Likewise.
15420 * global.c (global_alloc): Likewise.
15421 * haifa-sched.c (build_control_flow): Likewise.
15422 * stmt.c (check_for_full_enumeration_handling): Likewise.
15423 (estimate_case_costs): Likewise.
15425 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
15427 * rtl.h (RTL_CHECKC2): Fix typo in last change.
15429 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
15431 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
15432 (recompute_reg_usage): Likewise.
15433 * rtlanal.c (find_regno_fusage): Likewise.
15435 * rtl.c (rtl_check_failed_code1): New function.
15436 (rtl_check_failed_code2): New.
15437 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
15438 (RTL_CHECKC1, RTL_CHECKC2): New.
15439 (XC*): New accessor macros.
15440 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
15441 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
15442 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
15443 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
15444 (TRAP_*, RANGE_INFO_*): Likewise.
15446 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15448 * Makefile.in (tlink.o): Don't depend on toplev.h.
15450 * collect2.c (c_file, o_file, export_file, import_file, ldout,
15451 output_file, nm_file_name, ldd_file_name, strip_file_name,
15452 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
15453 add_prefix, prefix_from_env, prefix_from_string, do_wait,
15454 fork_execute, maybe_unlink, add_to_list,
15455 extract_init_priority, write_list, dump_list,
15456 dump_prefix_list, write_list_with_asm, write_c_file,
15457 write_c_file_stat, write_c_file_glob, scan_prog_file,
15458 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
15459 ignore_library, extract_string, notice, dump_file, target_machine,
15460 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
15461 read_file, print_load_command): Constify a char*.
15462 (fdopen, error, fatal, fatal_perror): Don't prototype.
15463 (my_strerror): Remove. All callers use xstrerror instead.
15464 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
15465 (main): Add prototype. Constify lots of char* ptrs. Change calls
15466 to xcalloc/strcpy/strcat/... to one call to concat.
15467 (main, scan_prog_file, scan_libraries): Use an intermediate
15468 `const char **' to build an argv array.
15469 (mapfile, libselect, libcompare, locatelib): Add prototypes.
15471 * collect2.h (collect_execute, collect_wait, dump_file,
15472 file_exists): Constify a char*.
15473 (ldout, c_file_name, temporary_obstack, permanent_obstack,
15474 temporary_firstobj, vflag, debug): Add extern declarations.
15475 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
15477 * tlink.c: Don't include toplev.h.
15478 (vflag, debug, ldout, c_file_name, temporary_obstack,
15479 permanent_obstack, temporary_firstobj): Don't declare.
15480 (tlink_execute, frob_extension, symbol_hash_lookup,
15481 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
15482 recompile_files, read_repo_files, demangle_new_symbols,
15483 scan_linker_output): Constify a char*.
15484 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
15485 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
15487 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
15489 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
15490 (relative) rather than jsr (absolute) subroutine call insns.
15491 * config/m68k/m68k-coff.h: Ditto.
15493 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
15495 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
15496 now rework these too.
15497 (arm_reorg): If an insn can't reach the end of the current pool,
15498 ensure that we emit that pool before the insn.
15500 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
15502 * tlink.c (scan_linker_output): Skip the initial underscore in
15503 a mangled name if appropriate.
15505 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15507 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
15508 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
15509 error_with_ivar, gen_declarator, create_builtin_decl,
15510 my_build_string, generate_descriptor_table, generate_ivars_list,
15511 generate_dispatch_table, check_protocols, TAG_GETCLASS,
15512 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
15513 dump_base_name, lang_decode_option, build_encode_expr,
15514 start_class, finish_class, encode_pointer, really_start_method,
15515 gen_declaration, dump_interface, handle_class_ref, handle_impent):
15517 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
15518 Add static prototypes.
15519 (build_objc_string_decl, build_selector_reference_decl,
15520 encode_bitfield, build_class_reference_decl): Remove unused
15521 parameter, all callers changed.
15522 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
15523 (objc_printable_name): Likewise. Change second parameter to type int.
15524 (init_objc): Use memcpy, not bcopy, to avoid casts.
15526 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
15528 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
15529 reg notes on a deleted insn.
15530 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
15532 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
15534 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
15536 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15538 * stmt.c (expand_asm_operands): Fix index into inout_mode when
15541 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
15543 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
15544 * tm.texi (MD_ASM_CLOBBERS): Document it.
15546 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
15548 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
15549 * except.c (expand_rethrow): Remove unused variable.
15550 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
15551 * flow.c (replace_insns): Likewise.
15552 (create_edge_list, verify_edge_list): Likewise.
15553 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
15555 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
15556 is special code to run.
15557 (main): Don't define operands to emit_operand.
15558 * genrecog.c (main): Don't emit an empty peephole2_insn function.
15560 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
15562 * alpha/alpha.h (normal_memory_operand): Declare.
15563 (reg_no_subreg_operand): Declare.
15564 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
15566 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
15568 * c-parse.in (compstmt_primary_start): New, broken out of first
15569 part of compstmt handling in primary.
15570 (primary): Use it. Add an error clause.
15571 (compstmt_nostart): Renamed from compstmt; remove all
15572 initial invocations of compstmt_start.
15575 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
15577 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
15580 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
15582 * combine.c (simplify_shift_const): Remove extra semicolon.
15583 * dwarf2out.c (remove_AT): Likewise.
15584 * expmed.c (expand_mult): Likewise.
15585 * gcov.c (create_program_flow_graph): Likewise.
15586 * reorg.c (mostly_true_jump): Likewise.
15588 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
15590 * fold-const.c (fold_range_test): Do not try to fold the range
15591 test if the rhs or lhs has side effects.
15593 * combine.c (simplify_rtx): Recognize another case of a synthesized
15596 * varasm.c (mark_constant_pool): When marking indirect references,
15597 only look at SYMBOL_REFs.
15599 * except.c (expand_fixup_region_end): Do not peek at
15600 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
15602 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
15604 * flags.h: New variables align_loops, align_loops_log,
15605 align_jumps, align_jumps_log, align_labels, align_labels_log,
15606 align_functions, align_functions_log.
15607 * toplev.c: Define them.
15608 (f_options): Handle -falign-* when they have no argument.
15609 (main): Add logic to set variables for -falign-functions,
15610 -falign-jumps, -falign-labels, -falign-loops.
15611 Make it -fsched-verbose=<n> and -finline-limit=<n>.
15612 (display_help): Change help to match options.
15613 * final.c (LABEL_ALIGN): Default to align_labels_log.
15614 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
15615 (LOOP_ALIGN): Default to align_loops_log.
15616 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
15617 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
15618 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
15619 * varasm.c (assemble_start_function): Handle align_functions.
15621 * config/sparc/sparc.h: Don't declare sparc_align_*.
15622 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
15623 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
15625 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
15627 * config/sparc/sparc.c: Delete sparc_align_loops,
15628 sparc_align_jumps, sparc_align_funcs and the corresponding string
15630 (sparc_override_options): Default align_functions on ultrasparc.
15631 Delete -malign-* handling.
15633 * config/mips/mips.c (override_options): On 64-bit targets,
15634 try to align code to 64-bit boundaries.
15635 (print_operand): New substitution, %~,
15636 which aligns labels to align_labels_log.
15637 * config/mips/mips.md (div_trap_normal): Use %~.
15638 (div_trap_mips16): Likewise.
15640 (absdi2): Likewise.
15641 (ffssi2): Likewise.
15642 (ffsdi2): Likewise.
15643 (ashldi3_internal): Likewise.
15644 (ashrdi3_internal): Likewise.
15645 (lshrdi3_internal): Likewise.
15646 (casesi_internal): Likewise.
15648 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
15650 Merge new ia32 backend from the branch!
15652 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
15653 See ChangeLog.P2 on new_ia32_branch for details.
15655 * rtl.h (stack_regs_mentioned_p): Delete prototype.
15656 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
15657 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
15658 * i386/gas.h (ASM_FILE_START): Define.
15659 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
15660 for name change of ix86_valid_decl_attribute_p.
15661 (i386_pe_valid_type_attribute_p): Similarly.
15663 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
15665 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
15666 to step through CC modes.
15668 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15670 * regmove.c (fixup_match_1): Don't move INSN in front of P if
15671 it would end up in the shadow of a live flags regsiter.
15673 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15675 * reload1.c: Fix many indentation problems.
15676 * reload.c: Likewise.
15678 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
15680 * alias.c (non_local_reference_p): Constify fmt.
15682 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
15684 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
15686 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
15688 * cse.c (delete_trivially_dead_insns): Do not delete stores to
15689 the internal_arg_pointer.
15691 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
15693 Merge peephole2 from new_ia32_branch:
15694 * Makefile.in (STAGESTUFF): Add *.peephole2.
15695 (mostlyclean): Likewise.
15696 (recog.o): Depend on resource.h.
15698 * final.c (peephole): Conditionalize decl on HAVE_peephole.
15699 (final_scan_insn): Likewise for the invocation of peephole.
15700 * genconfig.c (main): Look for peephole and peephole2 patterns.
15701 Emit HAVE_peephole* accordingly.
15702 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
15703 * flags.h (flag_peephole2): Declare.
15704 * toplev.c: New pass peephole2. New flag -fpeephole2.
15706 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
15707 * gencodes.c (main): Likewise.
15708 * genextract.c (main): Likewise.
15709 * genoutput.c (main): Likewise.
15710 * genemit.c (max_operand_1): Look for the max scratch operand.
15711 (gen_rtx_scratch): New.
15712 (gen_exp): Use it, and pass on new arg subroutine_type.
15713 (gen_expand): Take max scratch into account.
15714 (gen_split): Emit peephole2 functions.
15715 (output_peephole2_scratch): New.
15716 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
15717 * genrecog.c (routine_type): Add PEEPHOLE2.
15719 (make_insn_sequence): Match outer parallel for peep2. Discard
15720 top level scratches and dups.
15721 (add_to_sequence): New args insn_type and top. Update all callers.
15722 Handle toplevel peep2 matching insns.
15723 (write_subroutine): Handle peep2.
15724 (write_tree_1): Likewise.
15725 (write_tree): Likewise.
15727 (change_state): New arg afterward. Update all callers.
15728 Handle matching separate insns.
15729 * recog.c (recog_next_insn): New.
15730 (peephole2_optimize): New.
15731 * rtl.def (DEFINE_PEEPHOLE2): New.
15732 * resource.c (find_free_register): New argument last_insn. Use it
15733 to find a register available through the entire span.
15734 * resource.h (find_free_register): Update prototype.
15736 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
15738 * i386.c (output_strlen_unroll): Don't write xops[7]
15739 label if it wasn't set.
15741 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
15743 * cpplib.c (struct directive): Const-ify name pointer and
15744 function pointer prototype.
15745 (validate_else, do_define, do_line, do_include, do_undef,
15746 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
15747 do_elif, do_endif, do_sccs, do_assert, do_unassert,
15748 do_warning): Const-ify second arg.
15749 (directive_table): Mark const. Reorder entries by frequency
15750 of usage, record statistics.
15752 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
15754 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
15755 bounds- check RTL accesses if --enable-checking.
15756 (RTVEC_ELT): Bounds check if --enable-checking.
15757 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
15758 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
15759 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
15761 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
15762 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
15764 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
15765 (NOTE_SOURCE_FILE): Use X0STR.
15766 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
15767 MEM_ALIAS_SET): Use X0INT.
15768 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
15769 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
15771 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
15772 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
15773 (rtl_check_failed_bounds, rtl_check_failed_type1,
15774 rtl_check_failed_type2, rtvec_check_failed_bounds): New
15776 (fancy_abort): Fix comment.
15778 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
15779 (cse_insn): Decrement LABEL_NUSES for jump target before
15780 deleting jump insn.
15781 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
15782 * final.c (alter_subreg): Compute regno before changing x to
15783 REG; set REGNO(x) after changing it.
15784 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
15785 notes containing CONST_INTs.
15786 (delete_eh_regions): Use NOTE_EH_HANDLER.
15787 * function.c (put_reg_into_stack): Make reg a MEM before
15789 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
15791 (gen_mem_addressof): Make reg a MEM before initializing it.
15792 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
15794 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
15795 deleting an insn, not after.
15796 (block_alloc): Only look at PATTERN(insn) if we have to, and
15797 only if it's format class 'i'.
15798 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
15799 CONST_INT before using its INTVAL.
15800 * print-rtl.c (print_rtx): Use X0STR.
15801 * regmove.c (fixup_match_1): Don't look at PATTERN of
15802 non-class-'i' insn chain elements.
15803 * reload.c (loc_mentioned_in_p): Take address of
15804 in->fld[1].rtx directly.
15805 * reload1.c (reload): Change reg to a MEM before initializing
15807 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
15809 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
15811 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
15813 * config/mips/mips.c (machine_dependent_reorg): Force a
15814 barrier to output the local constant pool if a barrier hasn't
15815 been found at a natural point in the instruction stream.
15817 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15819 * c-parse.in (language_string): Constify.
15821 * dwarf2out.c (language_string): Remove declaration.
15823 * dwarfout.c (language_string): Likewise.
15825 * toplev.c (language_string, init_parse, finish_parse): Likewise.
15827 * tree.h (language_string, init_parse, finish_parse): Declare.
15829 * i386/sun386.h (language_string): Remove declaration.
15831 * mips.h (language_string): Likewise.
15833 * nextstep.h (language_string): Likewise.
15835 * nextstep21.h (language_string): Likewise.
15837 * rs6000.c (language_string): Likewise.
15839 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15841 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
15842 (getpwd.o): Remove target.
15844 * getpwd.c: Delete file. Its in libiberty now.
15846 * dbxout.c (getpwd): Don't prototype.
15847 * dwarf2out.c (getpwd): Likewise
15848 * dwarfout.c (getpwd): Likewise
15849 * final.c (getpwd): Likewise.
15850 * protoize.c (getpwd): Likewise.
15852 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15854 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
15856 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
15858 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
15859 mark_set_resources.
15861 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
15863 * fixinc/Makefile.in (subdir): New.
15864 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
15867 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
15869 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
15870 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
15873 * invoke.texi: Fix typo.
15875 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
15876 changed. Handle autoincrement addressing modes.
15878 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
15879 just like we would the virtual incoming args register when
15882 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
15884 * rs6000.h (ASM_FILE_START): Specify complete filename, including
15885 path, in .file directive.
15887 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
15889 * gcc.texi (External Bugs): Remove obsolete note about Perl on
15892 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
15894 * stdbool.h: Make the typedef name _Bool, with bool a #defined
15897 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15899 * tree.c (tree_code_name): Constify a char*.
15901 * tree.h (tree_code_name, decl_printable_name): Likewise.
15903 * function.h (struct function): Likewise.
15905 * toplev.c (decl_name, decl_printable_name): Likewise.
15907 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
15909 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
15910 (init_objc): Remove function pointer cast.
15912 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
15914 * pa.md (interspace_jump): New pattern.
15915 (builtin_longjmp): New expander.
15917 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
15919 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
15920 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
15921 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
15923 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
15925 * jump.c (delete_prior_computation): Also check calls
15926 to constant functions. Don't bother checking for a
15927 REG_UNUSED note before adding it.
15928 (delete_computation): Handle multi-word hard registers
15929 when synthesizing missing REG_DEAD notes for a register
15930 which is both set and used by an insn.
15932 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15934 * loop.c (this_loop_info): New variable.
15935 (loop_has_call, loop_has_volatile, loop_has_tablejump,
15936 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
15938 (prescan_loop, strength_reduce): New argument loop_info. All callers
15940 (scan_loop): New variable loop_info, initialise to address of
15942 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
15943 Delete variable loop_has_multiple_exit targets and replace with
15944 field in this_loop_info.
15945 (find_and_verify_loops): Rename this_loop to this_loop_num.
15946 (strength_reduce): Delete loop_iteration_info. Replace variable
15947 loop_info with function argument of same name.
15948 (insert_bct): Rework test for loop being completely unrolled.
15950 * loop.h (struct loop_info): New fields num, loops_enclosed,
15951 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
15952 has_indirect_jump, and cont. Redefine use of unroll_number.
15953 (loop_unroll_number): Delete.
15955 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
15956 field of loop_info.
15957 (loop_iterations): Delete variable vtop and instead use
15958 loop_info->vtop computed in prescan_loop.
15960 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
15962 * fix-header.c (main): Do not pass a null pointer to strcmp.
15964 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
15966 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
15968 * configure: Rebuilt.
15970 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
15972 * jump.c (jump_optimize_1): Do not delete assignments to
15973 internal_arg_pointer.
15974 * cse.c (delete_trivially_dead_insns): Always consider a set of
15975 the internal_arg_pointer live.
15977 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
15979 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
15980 (update_life_info) [REG_WAS_0]: Search the original insns rather
15981 than the new insns for the note. Fix typos finding note_dest.
15982 If no dest found, discard the note rather than abort.
15983 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
15984 (replace_insns): Remove the old insn list after update_life_info
15987 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
15989 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
15990 sched_analyze_insn.
15991 (sched_analyze_1): Let add_dependence care for not adding dups.
15992 (sched_analyze_2): Likewise.
15993 (add_branch_dependences): Likewise.
15995 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
15997 * i386/winnt.c (export_list): New type.
15998 (exports_head): Rename to
15999 (export_head): this.
16000 (i386_pe_record_exported_symbol): Add is_data flag.
16001 (i386_pe_asm_file_end): Emit directive for exported variables.
16002 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
16004 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
16005 (ASM_DECLARE_OBJECT_NAME): Likewise.
16006 (ASM_DECLARE_FUNCTION_NAME): Likewise.
16007 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16009 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
16011 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
16013 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
16016 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
16018 * config/openbsd.h: Define SET_ASM_OP.
16019 * tm.texi: cross-reference SET_ASM_OP in the index.
16021 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
16023 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
16024 for a CONST_DOUBLE, at compile time. Initialize rtx_length
16025 and class_narrowest_mode at compile time. Kill init_rtl.
16026 Mark rtx_length, mode_class, mode_size, mode_unit_size,
16027 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
16028 rtx_format as const. Kill all references to EXTRA_CC_MODES or
16030 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
16032 * rtl.h: Declare rtx_length and rtx_format as const.
16033 * machmode.def: Define CC(). Use CC() to define CCmode. If
16034 EXTRA_CC_MODES is defined, expand it here.
16035 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
16036 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
16037 const. Kill all references to EXTRA_CC_MODES.
16039 * toplev.c: Don't prototype or call init_rtl.
16040 * optabs.c: Don't call init_mov_optab.
16041 * genemit.c: Don't generate init_mov_optab. Don't call
16043 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
16045 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
16046 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
16047 genrecog.c: Don't call init_rtl.
16049 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
16050 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
16051 definition of EXTRA_CC_MODES.
16053 * md.texi: Kill ref to EXTRA_CC_NAMES.
16054 * tm.texi: Document new way to define EXTRA_CC_MODES.
16056 * genrecog.c: Do not look up the name of a define_split.
16057 (Unrelated bugfix.)
16059 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
16061 * config/v850/v850.md: Fix typo introduced by previous delta.
16063 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16065 * gcc.c (fatal): Make definition static to match prototype.
16067 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16069 * combine.c (get_last_value): Don't look for earlier sets if the last
16070 known set is somewhere in between the insns being combined.
16072 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
16074 * configure.in: Don't use shell ! to negate exit codes
16075 * configure: Regenerate
16077 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
16079 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
16080 the fact that ALIGN is measured in bits, not bytes.
16082 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
16084 * errors.c: New file; defines functions error, warning, and
16085 fatal, variables have_error and progname.
16086 * errors.h: New file; prototypes and decls for stuff in errors.c.
16088 * Makefile: Add rules to build errors.o and
16089 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
16090 genopinit, genrecog, genextract, genpeep, genattr, and
16091 genoutput with errors.o. Add errors.h to deps of genconfig.o,
16092 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
16093 genpeep.o, genattr.o, and genoutput.o.
16095 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
16096 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
16097 define or prototype fatal. Set progname at beginning of main.
16098 * genoutput.c: Likewise, and don't define or prototype error
16101 * c-typeck.c (c_expand_start_case): Return immediately if exp
16103 * fold-const.c (operand_equal_p): Return immediately if arg1
16104 or arg0 are ERROR_MARKs.
16105 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
16106 fields of type ERROR_MARK when calculating if the record can
16109 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
16110 with much help from Jeffrey A Law and Richard Henderson
16112 * i386.md: In the 6 insns which call output_fix_trunc,
16113 earlyclobber operands[0].
16115 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
16117 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
16118 creating new registers.
16120 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
16122 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
16123 i386_reg_alloc_order, i386_regparm_string,
16124 i386_align_loops_string, i386_align_jumps_string,
16125 i386_align_funcs_string, i386_preferred_stack_boundary_string,
16126 and i386_branch_cost_string as type "const char *".
16127 * i386.c: Define all above strings as type "const char *".
16129 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
16131 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
16132 when emitting alignment padding. Emit padding byte of 0 instead of 4.
16134 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
16136 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
16137 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
16139 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
16141 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
16142 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
16143 (dwarf2out_line, dwarf2out_finish): Likewise.
16144 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
16146 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
16148 * tree.c (lang_unsave_expr_now) : Correct return type.
16149 * tree.h (lang_unsave_expr_now) : Same.
16151 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
16153 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
16154 instead of duplicating code.
16156 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16158 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
16160 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
16162 * tree.h: fancy_abort always takes three args.
16163 * resource.c: Move include of system.h before toplev.h.
16165 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
16167 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
16170 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
16172 * system.h: Don't redefine abort or trim_filename.
16173 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
16174 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
16175 whether or not __FUNCTION__ is available.
16176 * tree.h: Duplicate rtl.h's definition of abort, for files
16177 that don't include rtl.h. Delete all code to perform type
16178 checking with a compiler other than GCC.
16179 * varray.h: Delete all code to perform type checking with a
16180 compiler other than GCC. Make VARRAY_CHECK() always evaluate
16181 its arguments exactly once, using a statement expression.
16182 Adjust the VARRAY_<type> accessor macros to match.
16183 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
16184 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
16185 caller's location. Define fatal_insn and fatal_insn_not_found
16186 as macros that use _fatal_insn and _fatal_insn_not_found.
16187 (fancy_abort, trim_filename): Kill prototypes.
16189 * rtl.c (trim_filename): Move here from toplev.c.
16190 (fancy_abort): New function.
16191 (DIR_SEPARATOR): Provide default definition.
16192 * tree.c (tree_check_failed, tree_class_check_failed): Go
16193 through fancy_abort.
16194 (tree_check, tree_class_check, cst_or_constructor_check,
16195 expr_check): Delete.
16196 * varray.c (varray_check_failed): New function.
16197 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
16198 _fatal_insn and _fatal_insn_not_found. Go through
16200 (trim_filename, fancy_abort): Delete.
16202 * builtins.c (expand_builtin_args_info): Report ICE with abort.
16203 * except.c (start_catch_handler): Report ICE with error/abort
16205 * final.c (output_operand_lossage): Likewise.
16206 * flow.c (verify_flow_info): Likewise.
16208 * gcc.c: Prototype fatal.
16209 * gengenrtl.c: Undef abort after including rtl.h not system.h.
16210 * genattr.c, genattrtab.c, genemit.c, genextract.c,
16211 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
16212 Don't define fancy_abort.
16214 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
16216 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
16219 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
16221 * m88k.h (VERSION_INFO2): Kill.
16222 (VERSION_STRING): Kill.
16224 (VERSION_INFO1): Tidy.
16225 (TARGET_VERSION): Update.
16226 * m88k/dgux.h (VERSION_INFO2): Kill.
16227 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
16228 * m88k/luna.h (VERSION_INFO1): Tidy.
16229 * m88k/sysv4.h (VERSION_INFO1): Likewise.
16230 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
16231 (output_file_start): Adjust for death of VERSION_STRING.
16233 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
16235 * cpplib.c (detect_if_not_defined): New function.
16236 (do_if): Use it to detect potential once-only headers.
16238 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
16240 * c-common.c (combine_strings): Always set TREE_CONSTANT.
16242 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
16244 * combine.c (nonzero_bits) : Allow single-ly set registers to be
16245 anywere in the function only if they are pseudos and set before
16246 being used (not live at the start of the function).
16247 (num_sign_bit_copies) : Same.
16248 (get_last_value_validate) : Same.
16249 (get_last_value) : Same.
16251 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
16253 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
16254 where N and M are constant and N is an integer multiple of M.
16256 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
16258 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
16259 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
16260 sbitmap_union_of_preds): Add prototypes.
16261 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
16262 the intersection of successors with the new flow graph structures.
16263 (sbitmap_intersection_of_preds): New function to compute the
16264 intersection of predecessors with the new flow graph structures.
16265 (sbitmap_union_of_succs): New function to compute the union of
16266 successors with the new flow graph structures.
16267 (sbitmap_union_of_preds): New function to compute the union of
16268 predecessors with the new flow graph structures.
16269 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
16270 (expr_reaches_here_p): Use edge and basic_block structures instead
16271 of s_preds and s_succs.
16272 (compute_cprop_avinout): Use new sbitmap routines.
16273 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
16274 of s_preds and s_succs.
16275 * flow.c (compute_flow_dominators): Compute dominators using
16276 edges and basic blocks instead of s_preds and s_succs.
16278 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
16280 * lists.c (unused_insn_list, unused_expr_list): New file for
16281 maintaining various types of lists. New statics for maintaining a
16282 cache of available INSN_LIST and EXPR_LIST nodes.
16283 (free_list): Static function for freeing a list of INSN/EXPR nodes.
16284 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
16285 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
16286 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
16287 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
16288 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
16289 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
16290 (free_INSN_LIST_node): Free an individual INSN_LIST node.
16291 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
16292 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
16293 (remove_dependence, free_pending_lists): Use new global routines.
16294 (flush_pending_lists, sched_analyze_insn): Use new global routines.
16295 (sched_analyze, compute_block_backward_dependences): Use new routines.
16296 (sched_analyze_1, sched_analyze_2): Use new routines.
16297 (schedule_insns): Use new global routines.
16298 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
16300 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
16301 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
16303 * toplev.c (rest_of_compilation): Initialize node cache.
16304 * Makefile.in (OBJS): Add lists.o to list of object files.
16305 (lists.o): Add dependancies.
16307 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
16309 * config/v850/v850.md: Fix compile time warning messages.
16310 * config/v850/v850.c: Fix compile time warning messages.
16311 * config/v850/v850.h: Fix compile time warning messages.
16313 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16315 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
16316 Remove unused prototype for `init_lengths'.
16318 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16320 * calls.c (emit_call_1): Mark parameter `stack_size' with
16322 (expand_call): Initialize variable `insn'.
16323 (emit_library_call): Likewise for variable `high_to_save'.
16324 (emit_library_call_value): Likewise.
16325 (store_one_arg): Likewise for variables `lower_bound' and
16328 * combine.c (try_combine): Likewise for variables `i2_code_number'
16329 and `other_code_number'.
16330 (find_split_point): Likewise for variables `pos', `unsignedp' and
16332 (simplify_if_then_else): Likewise for variables `op' and `c1'.
16333 (simplify_and_const_int): Remove unused variable `width'.
16334 (merge_outer_ops): Likewise.
16336 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
16337 HOST_WIDE_INT' when comparing against one.
16338 (simplify_relational_operation): Likewise.
16339 (cse_insn): Initialize variables `src_eqv_volatile',
16340 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
16342 * final.c (init_final): Constify parameter `filename'.
16343 (final_start_function): Mark parameter `optimize' with
16345 (profile_function): Likewise for parameters `first' and `optimize'.
16346 (output_source_line): Likewise for parameter `file'.
16348 * integrate.c (subst_constants): Cast a value to `size_t' when
16349 comparing against one.
16350 (mark_stores): Initialize variable `mode'. Cast a value to
16351 `size_t' when comparing against one.
16353 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
16355 * loop.c (move_movables): Initialize variable `first'.
16356 (strength_reduce): Likewise for variable `increment'.
16357 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
16358 value to `size_t' when comparing against one.
16359 (load_mems): Initialize variable `end_label'.
16361 * output.h (init_final): Constify parameter.
16363 * reload.c (decompose): Initialize variable `base'.
16365 * reload1.c (reload): Likewise for variable `is_scalar'.
16366 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
16367 (choose_reload_regs): Initialize variable `mode'.
16368 (emit_reload_insns): Likewise for variable `store_insn'.
16369 (reload_cse_noop_set_p): Mark parameter `insn' with
16371 (reload_combine): Initialize variable `set'.
16373 * unroll.c (unroll_loop): Likewise for variable `local_label'.
16374 (copy_loop_body): Cast a value to `size_t' when comparing against
16377 * varasm.c (assemble_variable): Initialize variable `size_tree'.
16378 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
16379 (remove_from_pending_weak_list): Mark parameter `name' with
16382 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16384 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
16387 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
16389 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
16390 (ASM_DECLARE_FUNCTION_NAME): Define.
16391 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
16392 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
16393 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
16394 not already defined.
16396 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
16398 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
16399 of n_popped when call/call_value are not defined.
16401 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
16403 * tm.texi: GNU CC -> GCC conversion.
16404 (CC1_SPEC): Indicate it is used for all language front ends.
16406 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
16408 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
16409 NOTE_INSN_EH_REGION_END correctly.
16411 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
16412 Jeff Law <law@cygnus.com>
16414 * loop.c (strength_reduce): Automatically unroll loops if the
16415 unrolled loop size is smaller than the rolled loop size.
16417 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
16418 and delete comment that code should be rewritten.
16420 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
16422 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
16425 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
16427 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
16429 * fixinc/mkfixinc.sh: Don't fix uwin headers.
16430 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
16431 (LINK_SPEC): Add -u _main when building executables.
16432 (ASM_DECLARE_FUNCTION): Update from Cygwin.
16433 (ASM_FILE_END): Use the default for ix86-pe.
16434 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
16436 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
16438 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
16439 and ASM_CLOSE_PAREN are empty strings.
16441 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
16442 Geoffrey Keating <geoffk@cygnus.com>
16444 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
16445 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
16446 (unprotoize.o): Ditto.
16447 (test-protoize-simple): Don't define STD_PROTO_DIR.
16448 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
16449 changes to make 'test-protoize-simple' pass.
16450 (STD_PROTO_DIR): Remove define.
16451 (STANDARD_EXEC_PREFIX): Supply default define.
16452 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
16453 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
16454 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
16455 (GET_ENV_PATH_LIST): New macro.
16456 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
16457 (do_processing): Initialize default_syscalls_dir using new
16458 macros. Use it to initialize syscalls_absolute_filename.
16460 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
16462 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
16463 B into a register before emit_conditional_move.
16465 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
16467 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
16468 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
16469 multiplicand out of (+ (* a b) (* c d)).
16471 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
16472 Richard Henderson <rth@cygnus.com>
16474 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
16475 (new_insn_dead_notes): Likewise.
16476 (update_n_sets): Likewise.
16477 (update_flow_info): Move to flow.c, renamed to update_life_info;
16478 extend to handle multiple source insns.
16479 * flow.c: Include resource.h
16480 (unlink_insn_chain): New.
16481 (split_hard_reg_notes): New.
16482 (maybe_add_dead_note): New.
16483 (maybe_add_dead_note_use): New.
16484 (find_insn_with_note): New.
16485 (new_insn_dead_notes): New.
16486 (update_n_sets): New.
16487 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
16488 (maybe_remove_dead_notes): New.
16489 (update_life_info): New.
16490 (prepend_reg_notes): New.
16491 (replace_insns): New.
16492 * output.h (update_life_info): Declare.
16493 * recog.c (split_block_insns): Use update_life_info.
16494 * resource.c (find_free_register): Use reg_alloc_order, don't use
16495 fixed regs, make sure the mode is supported, don't use new regs.
16497 * rtl.h (replace_insns): Declare.
16499 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
16501 * expr.c (expand_expr): Cope with COND_EXPRs with one
16502 non-returning branch.
16504 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
16506 * expr.c (store_expr): Always pass down the target, even when not
16509 1999-08-24 Nick Clifton <nickc@cygnus.com>
16511 * configure.in: Define target_cpu_default for v850 targets.
16512 * configure: Regenerate
16514 * config/v850/v850.h (TARGET_CPU_generic): Define.
16515 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
16516 addresses are 4 byte aligned.
16518 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
16521 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16523 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
16524 (main): Add prototypes.
16526 * genattrtab.c (substitute_address, write_const_num_delay_slots,
16527 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
16528 (write_attr_get): Emit prototypes along with function definition.
16529 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
16530 (write_complex_function): Emit static prototype along with
16531 function definition.
16533 * genemit.c (gen_split): Emit prototypes along with function
16536 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
16537 Likewise for predicates and `insn_operand_predicate'.
16538 (process_template): Emit static prototype along with function
16541 * genrecog.c (make_insn_sequence): Constify a char*. Add
16542 prototypes for get_split_*().
16543 (write_subroutine): Emit prototypes along with function
16546 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16548 * gcse.c (find_avail_set): Follow chains of register-register copies.
16549 Use oprs_not_set_p to guarantee that the returned value can be
16551 (cprop_insn): Don't verify the return value of find_avail_set with
16554 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
16555 (cprop_cc0_jump): New function.
16556 (cprop_insn): Break out new function cprop_jump and use it.
16557 Also use cprop_cc0_jump for machines with CC0.
16558 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
16560 * tree.h (current_function_calls_setjmp,
16561 current_function_calls_longjmp): Delete declarations.
16562 * dsp16xx.c: Include "function.h".
16563 * elxsi.c: Likewise.
16564 * gmicro.c: Likewise.
16565 * h8300.c: Likewise.
16566 * i370.c: Likewise.
16567 * m32r.c: Likewise.
16568 * mn10200.c: Likewise.
16569 * mn10300.c: Likewise.
16570 * ns32k.c: Likewise.
16571 * spur.c: Likewise.
16572 * v850.c: Likewise.
16574 * rtl.h (rtx_equal_function_value_matters): Declare.
16575 * toplev.c (rtx_equal_function_value_matters): Don't declare.
16577 * function.c: Likewise.
16578 * emit-rtl.c: Likewise.
16580 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
16582 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
16585 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
16587 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
16590 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
16592 * cpp.texi: Add a node documenting macro varargs (copied
16595 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
16597 * cppspec.c: Put a null pointer at the end of the new argv.
16599 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
16601 * configure.in: Remove code to select/de-select the haifa
16602 scheduler. Every scheduled port gets haifa now.
16603 * configure: Rebuilt.
16604 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
16606 * Makefile.in: Corresponding changes.
16608 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16610 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
16611 All callers changed.
16612 (prepare_float_lib_cmp): Likewise.
16613 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
16614 * expr.h (emit_float_lib_cmp): Delete declaration.
16615 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
16616 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
16617 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
16619 (cmptf): Now conditional on TARGET_HARD_QUAD.
16621 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
16623 * resource.c (mark_target_live_regs): Use
16624 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
16626 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16628 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
16630 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
16632 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
16634 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16636 * rtl.h (rtx_format): Constify a char*.
16638 * rtl.c (rtx_format): Likewise.
16639 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
16640 (init_rtl): Use accessor macro, not `rtx_format'.
16642 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
16645 * caller-save.c (mark_referenced_regs): Likewise.
16647 * combine.c (subst, make_compound_operation, known_cond,
16648 gen_rtx_combine, update_table_tick, get_last_value_validate,
16649 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
16651 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
16652 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
16653 count_reg_usage): Likewise.
16655 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
16658 * final.c (leaf_renumber_regs_insn): Likewise.
16660 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
16661 dump_edge_info, count_reg_references): Likewise.
16663 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
16664 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
16667 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
16668 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
16669 add_label_notes): Likewise.
16671 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
16672 clear_struct_flag, count_sub_rtxs, count_alternatives,
16673 compares_alternatives_p, contained_in_p, walk_attr_value,
16674 write_expr_attr_cache): Likewise.
16676 * genconfig.c (walk_insn_part): Likewise.
16678 * genemit.c (max_operand_1, gen_exp): Likewise.
16680 * genextract.c (walk_rtx): Likewise.
16682 * genflags.c (num_operands): Likewise.
16684 * genoutput.c (scan_operands): Likewise.
16686 * genpeep.c (match_rtx): Likewise.
16688 * genrecog.c (add_to_sequence): Likewise.
16690 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
16693 * integrate.c (save_constants, copy_for_inline,
16694 copy_rtx_and_substitute, subst_constants, restore_constants):
16697 * jump.c (mark_jump_label, invert_exp, redirect_exp,
16698 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
16700 * local-alloc.c (contains_replace_regs, memref_referenced_p):
16703 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
16704 add_label_notes, replace_call_address, count_nonfixed_reads,
16705 invariant_p, find_single_use_in_loop, find_mem_givs,
16706 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
16709 * print-rtl.c (reg_names, print_rtx): Likewise.
16711 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
16713 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
16714 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
16715 print_blocks): Likewise.
16717 * regclass.c (fix_register, record_address_regs,
16718 reg_scan_mark_refs): Likewise.
16720 * regmove.c (stable_but_for_p): Likewise.
16722 * reload.c (loc_mentioned_in_p, operands_match_p,
16723 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
16724 copy_replacements, refers_to_regno_for_reload_p,
16725 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
16726 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
16729 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
16730 delete_address_reloads_1, count_occurrences,
16731 reload_cse_mem_conflict_p, reload_combine_note_use,
16732 add_auto_inc_notes): Likewise.
16734 * resource.c (mark_referenced_resources, mark_set_resources):
16737 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
16738 reg_mentioned_p, regs_set_between_p, modified_between_p,
16739 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
16740 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
16741 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
16742 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
16744 * sched.c (sched_analyze_2, attach_deaths): Likewise.
16746 * stupid.c (stupid_mark_refs): Likewise.
16748 * unroll.c (remap_split_bivs): Likewise.
16750 * varasm.c (mark_constants): Likewise.
16752 * a29k/a29k.c (uses_local_reg_p): Likewise.
16754 * alpha/alpha.c (summarize_insn): Likewise.
16756 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
16757 eliminate_lr2ip): Likewise.
16759 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
16761 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
16762 reg_mentioned_in_mem): Likewise.
16764 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
16765 symbolic_reference_mentioned_p): Likewise.
16767 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
16769 * sh/sh.c (regs_used, mark_use): Likewise.
16771 * vax/vax.c (vax_rtx_cost): Likewise.
16773 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16775 * machmode.h (mode_name): Constify a char*.
16777 * rtl.c (mode_name): Likewise.
16779 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
16781 * optabs.c (init_libfuncs): Constify a char*.
16783 * print-tree.c (mode_name): Remove redundant declaration.
16784 (print_node): Use accessor macro, not `mode_name'.
16786 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
16788 (new_spill_reg): Constify a char*.
16790 * tree.c (mode_name): Remove redundant declaration.
16792 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16794 * rtl.c (rtx_name): Constify a char*.
16796 * rtl.h (rtx_name, fix_sched_param): Likewise.
16798 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
16799 (mypr): Use accessor macro, not `rtx_name'.
16801 * genemit.c (print_code): Constify a char*.
16803 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
16805 * genpeep.c (print_code): Constify a char*.
16807 * genrecog.c (print_code): Likewise.
16809 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
16810 end_bb): Add static prototype.
16811 (draw_edge): Constify a char*.
16812 (end_bb): Remove unused parameter.
16814 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
16815 print_block_visualization): Constify a char*.
16817 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
16819 * c-common.c (c_get_alias_set): Update comment.
16821 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
16823 * linux.h (LIB_SPEC): Added.
16825 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
16827 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
16829 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
16831 * tree.c (expr_check): Fix typo in last change.
16833 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
16835 * rtl.def (NOTE): Change format to "iuu0n".
16836 (ADDR_DIFF_VEC): Change format to "eEee0".
16837 (ADDRESSOF): Change format to "eit".
16839 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
16840 (RTVEC_ELT): Change to match.
16841 (XVECEXP): Use XVEC and RTVEC_ELT.
16842 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
16843 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
16844 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
16845 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
16846 TRAP_CONDITION, TRAP_CODE): Use XEXP.
16847 (INTVAL): Use XWINT.
16848 (ADDRESSOF_DECL): Use XTREE.
16849 (SET_ADDRESSOF_DECL): Delete.
16850 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
16851 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
16852 ifdefed out since 2.6 at least.
16853 (gen_rtvec_vv): Delete prototype.
16855 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
16857 (copy_most_rtx): Handle 't' format letter.
16858 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
16859 (gen_rtvec_vv): Delete function. All callers changed to use
16860 gen_rtvec_v instead.
16861 * print-rtl.c (print_rtx): Move special casing of NOTEs to
16862 the '0' format letter.
16864 * function.c (gen_mem_addressof): Don't use
16865 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
16867 * integrate.c (copy_rtx_and_substitute): Likewise.
16868 Copy 't' slots with XTREE.
16869 (subst_constants): Treat 't' slots like '[swi]' slots.
16870 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
16871 * jump.c (rtx_equal_for_thread_p): Likewise.
16872 * rtlanal.c (rtx_equal_p): Likewise.
16873 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
16874 only four arguments.
16875 * gengenrtl.c (type_from_format): Provide correct types for
16879 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
16880 If a recent gcc is in use (always in stage2 and beyond), use
16881 statement expressions, so we don't make a function call unless
16882 the check fails. Evaluate arguments exactly once.
16883 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
16884 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
16886 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
16887 they evaluate their arguments exactly once, irrespective of
16888 the compiler in use.
16890 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
16891 is used by the currently-enabled check macros. This is:
16892 (tree_check_failed, tree_class_check_failed): For gcc.
16893 (tree_check, tree_class_check, cst_or_constructor_check,
16894 expr_check): For other compilers.
16896 * gencheck.c: Do not define any *_CHECK1 macros.
16898 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
16899 Mark Mitchell <mark@codesourcery.com>
16901 * c-common.c (c_get_alias_set): Fix support for poitners and
16904 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
16906 * alias.c: Include tree.h.
16907 (nonlocal_reference_p, mark_constant_function): New functions.
16908 * flow.c (life_analysis): Call mark_constant_function.
16909 * rtl.h (mark_constant_function): Declare it.
16911 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
16913 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
16914 unrecognisable switches.
16916 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16918 * loop.c (recombine_givs): Set ix field after sorting.
16919 (recombine_givs): Remove bogus index / giv lockstep looping.
16921 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16923 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
16925 (emit_store_flag_force): Use do_compare_rtx_and_jump.
16926 (do_cmp_and_jump): Formatting fixes.
16927 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
16928 do_compare_rtx_and_jump instead of compare_from_rtx.
16929 (do_compare_rtx_and_jump): New function; mostly copied from
16931 (do_jump_for_compare): Delete.
16932 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
16934 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
16935 of compare/do_jump_for_compare pairs.
16936 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
16937 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
16938 compare_from_rtx/do_jump_for_compare pairs.
16939 (do_jump_by_parts_equality): Likewise.
16940 (do_jump_by_parts_equality_rtx): Likewise.
16941 * expr.h (do_compare_rtx_and_jump): Declare.
16942 * optabs.c (prepare_cmp_insn): New function, contains most of the code
16943 that used to be in emit_cmp_insn.
16944 (cmp_available_p): New function.
16945 (prepare_operand): New function.
16946 (emit_cmp_and_jump_insn_1): New function, contains some code that used
16947 to be in emit_cmp_insn.
16948 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
16949 parameters to be pointers; don't emit final compare but modify some of
16950 the values pointed to by the args so the caller can perform the
16951 correct comparison.
16952 (expand_binop): Call emit_store_flag_force with signed forms of
16954 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
16955 emit_jump_insn pair.
16956 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
16957 emit_cmp_and_jump_insn_1. Call emit_queue.
16958 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
16960 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
16961 jump sets cc0 before deleting it.
16962 * integrate.c (expand_inline_function): Likewise.
16963 * unroll.c (unroll_loop): Similar changes in several places.
16964 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
16965 before deleting it.
16967 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16969 * Makefile.in (insn-recog.o): Update dependencies.
16970 * genrecog.c (main): Make generated file include "function.h".
16972 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
16974 * cse.c (cse_insn): Call never_reached_warning when a jump is
16975 changed to be unconditional.
16976 * flags.h: Declare warn_notreached.
16977 * flow.c (delete_block): Call never_reached_warning when
16978 a block is deleted.
16979 * jump.c (delete_barrier_successors): Call never_reached_warning
16980 when we delete everything after a BARRIER.
16981 (never_reached_warning): New function.
16982 * rtl.h: Declare never_reached_warning.
16983 * toplev.c (warn_notreached): New variable.
16984 (lang_independent_options): Set warn_notreached
16985 when -Wunreachable-code.
16986 (compile_file): We need line numbers for -Wunreachable-code.
16988 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
16990 * haifa-sched.c (insn_unit): Fix typo on out of range test.
16991 * sched.c (insn_unit): Likewise.
16993 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
16995 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
16997 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
16999 * flow.c (create_edge_list): Use xmalloc, not malloc.
17001 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
17003 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
17004 C-style comments. Do not lose the character before double slash.
17006 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
17008 * basic-block.h (struct edge_list): Stucture to maintain a vector
17010 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
17011 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
17012 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
17013 New function prototypes.
17014 * flow.c (create_edge_list): Function to create an edge list.
17015 (free_edge_list): Discards memory used by an edge list.
17016 (print_edge_list): Debug output showing an edge list.
17017 (verify_edge_list): Internal consistency check for an edge list.
17018 (find_edge_index): Function to find an edge index for a pred and succ.
17020 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
17022 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
17025 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
17027 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
17029 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
17031 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
17033 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
17035 * toplev.c (rest_of_compilation): Allow machine dependent
17036 reorganisation pass to place information into the RTL dump
17037 file if it so wishes.
17039 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
17041 * explow.c (hard_function_value): Use VOIDmode instead of
17043 * stmt.c (expand_return): Likewise.
17044 * stor-layout.c (get_best_mode): Likewise.
17046 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
17047 emit call instead of emit_insn call.
17049 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
17051 * configure.in: Handle --disable/enable-win32-registry.
17052 * install.texi: Document --disable/enable-win32-registry.
17053 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
17054 (WIN32_REGISTRY_KEY): New macro.
17055 * prefix.c: Use to enable/disable win32-specific code.
17056 (lookup_key): Use versioned key.
17057 * configure: Regenerate.
17058 * config.in: Likewise.
17060 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
17062 * cpplib.c (read_line_number): New fn, split out of...
17065 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
17067 tree.c (lang_unsave_expr_now) : New.
17068 (unsave_expr_now): Call lang_unsave_expr_now.
17069 tree.h (lang_unsave_expr_now) : New.
17071 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
17073 * toplev.c (flag_new_exceptions): On by default.
17075 1999-08-13 Michael Meissner <meissner@cygnus.com>
17077 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
17079 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
17081 * dwarfout.c (fundamental_type_code): Return FT_boolean for
17082 INTEGER_TYPE with precision==1, it's __java_boolean.
17084 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17086 * global.c (prune_preferences): Move some invariants out of the
17089 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
17091 * configure.in (alpha*-dec-osf*): Add osf5.
17093 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
17095 * configure.in: Rework handling of ARM GNU/Linux slightly.
17096 (arm*-*-linux-gnuoldld): New target.
17097 * configure: Regenerate.
17098 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
17099 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
17100 * config/arm/linux-oldld.h: New file.
17101 * config/arm/linux-elf26.h: Don't include linux-elf.h.
17102 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
17104 * config/arm/linux-elf.h (ASM_SPEC): Define.
17105 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
17106 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
17107 for 26-bit APCS and old linker.
17108 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
17110 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
17111 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
17112 don't define `arm' or `arm_elf'.
17113 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
17114 MULTILIB_DIRNAMES): Define. Fix typo in comment.
17116 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
17118 * rtl.texi: Fix typo.
17120 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
17122 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
17124 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
17126 * extend.texi (C++ Signatures): Remove node.
17127 * invoke.texi: Remove discussion of -fhandle-signatures,
17128 signature, sigof, __signature__, and __sigof__.
17130 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
17132 * Makefile.in (JAVAGC): Removed.
17134 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
17136 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
17138 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
17140 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
17142 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
17144 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
17145 a register that is already known to be a pointer.
17147 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
17149 * fixinc/inclhack.tpl: Only install assert.h conditionally.
17150 * fixinc/inclhack.sh: Regenerated.
17151 * fixinc/fixincl.sh: Regenerated.
17153 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
17155 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
17156 Fix documentation of -ansi flag to describe its C++ behavior.
17157 Remove bogus reference to GCC 2.9.
17159 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
17161 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
17162 note if it is non-NULL.
17164 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
17166 * except.h (eh_nesting_info): Add new structure defintion.
17167 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
17168 (reachable_handlers, update_rethrow_references): Add function
17170 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
17171 a rethrow symbol instead of an integer exception region number.
17172 * flow.c (Make_edges): Use new exception nesting routines to determine
17173 which handlers are reachable from a CALL or asynchronous insn.
17174 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
17176 (delete_eh_regions): Update rethrow labels, and don't delete
17177 regions which are the target of a rethrow.
17178 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
17179 avoid overloading the SYMBOL_REF_USED flag.
17180 (rethrow_symbol_map): Use new rethrow_ref field.
17181 (rethrow_used): Use new rethrow_ref field.
17182 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
17183 of an integer. Fix formatting.
17184 (output_exception_table_entry): Use new rethrow_ref field.
17185 (can_throw): Check for EH_REGION_NOTE before deciding
17186 whether a CALL can throw or not.
17187 (scan_region): Call rethrow_used() instead of accessing data structure.
17188 (update_rethrow_references): New function to make sure only regions
17189 which are still targets of a rethrow are flagged as such.
17190 (process_nestinfo): New static function to initialize a handler
17191 list for a specific region.
17192 (init_eh_nesting_info): New function to allocate and initialize
17193 the list of all EH handlers reachable from all regions.
17194 (reachable_handlers): New function to retrieve the list of handlers
17195 reachable from a specific region and insn.
17196 (free_eh_nesting_info): New function to dispose of a list of
17197 reachable handlers.
17199 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
17201 * flow.c (split_edge): Set JUMP_LABEL field.
17202 (commit_one_edge_insertion): Set head correctly for insert_before.
17203 When inserting insns, update insn block numbers if allocated.
17205 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17207 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
17208 retry_incomplete_types): Add static prototype.
17209 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
17210 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
17211 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
17212 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
17213 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
17216 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
17217 dwarf2out_start_source_file, dwarf2out_line): Likewise.
17219 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17221 * output.h (assemble_name): Constify a char*.
17223 * varasm.c (UNIQUE_SECTION, assemble_start_function,
17224 assemble_variable, assemble_name): Likewise.
17226 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
17228 * arm/pe.c (arm_pe_unique_section): Likewise.
17230 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
17232 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
17234 * i386/interix.c (i386_pe_unique_section): Likewise.
17236 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
17238 * i386/winnt.c (i386_pe_unique_section): Likewise.
17240 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
17242 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
17244 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
17246 * pa/pa.c (output_call): Likewise.
17248 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
17250 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
17252 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
17255 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
17258 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
17260 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
17261 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
17263 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
17265 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17267 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
17269 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17271 * tree.h (lang_identify): Constify a char*.
17272 (print_error_function): Add extern prototype. Constify a char*.
17274 * c-lang.c (lang_identify): Constify a char*.
17276 * objc/objc-act.c (lang_identify): Constify a char*.
17278 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
17280 * genpeep.c (main): Make generated file include "function.h".
17281 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
17283 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
17285 * Makefile.in: Update dependencies.
17286 * alias.c: Include "function.h"
17287 * c-decl.c: Likewise.
17288 * caller-save.c: Likewise.
17289 * calls.c: Likewise.
17290 * combine.c: Likewise.
17292 * explow.c: Likewise.
17293 * final.c: Likewise.
17294 * global.c: Likewise.
17295 * graph.c: Likewise.
17296 * local-alloc.c: Likewise.
17297 * loop.c: Likewise.
17298 * optabs.c: Likewise.
17299 * profile.c: Likewise.
17300 * recog.c: Likewise.
17301 * regclass.c: Likewise.
17302 * regmove.c: Likewise.
17303 * reload.c: Likewise.
17304 * reorg.c: Likewise.
17305 * resource.c: Likewise.
17306 * sched.c: Likewise.
17307 * stupid.c: Likewise.
17308 * config/1750a/1750a.c: Likewise.
17309 * config/a29k/a29k.c: Likewise.
17310 * config/arc/arc.c: Likewise.
17311 * config/arm/arm.c: Likewise.
17312 * config/arm/thumb.c: Likewise.
17313 * config/c4x/c4x.c: Likewise.
17314 * config/clipper/clipper.c: Likewise.
17315 * config/convex/convex.c: Likewise.
17316 * config/fx80/fx80.c: Likewise.
17317 * config/i860/i860.c: Likewise.
17318 * config/m68k/m68k.c: Likewise.
17319 * config/m88k/m88k.c: Likewise.
17320 * config/mips/mips.c: Likewise.
17321 * config/pdp11/pdp11.c: Likewise.
17322 * config/pyr/pyr.c: Likewise.
17323 * config/romp/romp.c: Likewise.
17324 * config/sh/sh.c: Likewise.
17325 * config/tahoe/tahoe.c: Likewise.
17326 * config/vax/vax.c: Likewise.
17327 * config/we32k/we32k.c: Likewise.
17328 * config/sparc/sparc.c: Include "function.h".
17329 (mem_min_alignment): Test current_function rather than
17330 regno_pointer_align.
17331 * config/pa/pa.c: Likewise.
17332 (compute_frame_size): Delete declaration of
17333 current_function_outgoing_args_size.
17334 * config/arc/arc.h (current_function_varargs): Delete declaration.
17335 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
17337 * config/i370/i370.h (current_function_outgoing_args_size): Delete
17339 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
17340 current_function_uses_pic_offset_table.
17341 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
17342 of current_function_returns_pointer.
17343 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
17344 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
17345 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
17346 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
17347 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
17348 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
17349 * config/m88k/m88k.c: Include "function.h"
17350 (call_used_regs, current_function_pretend_args_size,
17351 current_function_outgoing_args_size, frame_pointer_needed): Delete
17353 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
17355 * config/mips/mips.h (current_function_calls_alloca): Delete
17357 * config/mn10200/mn10200.h (current_function_needs_context,
17358 rtx_equal_function_value_matters): Delete declarations.
17359 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
17360 flag_pic): Delete declarations.
17361 * config/pa/pa.h (current_function_pretend_args_size,
17362 current_function_decl): Delete declarations.
17363 * config/pa/som.h (current_function_varargs): Delete declaration.
17364 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
17366 * config/pyr/pyr.h (current_function_pretend_args_size,
17367 current_function_args_size, current_function_calls_alloca): Delete
17369 * config/sh/sh.h (current_function_varargs): Delete declaration.
17370 * config/sparc/sparc.h (current_function_outgoing_args_size,
17371 current_function_calls_alloca, current_function_decl): Delete
17373 * config/spur/spur.h (current_function_pretend_args_size,
17374 current_function_calls_alloca): Delete declarations.
17375 * config/v850/v850.c (current_function_outgoing_args_size): Delete
17377 * config/vax/vms.h (current_function_name): Delete declaration.
17378 * gcse.c: Include "function.h".
17379 (current_function_name, current_function_calls_setjmp): Delete
17381 * haifa-sched.c: Include "function.h".
17382 (forced_labels): Delete declaration.
17383 * jump.c: Likewise.
17384 * reg-stack.c: Likewise.
17385 * reload1.c: Likewise.
17386 * genemit.c (main): Make generated file include function.h.
17387 * genoutput.c (output_prologue): Likewise.
17389 * builtins.c (saveregs_value, apply_args_value): Delete variables.
17390 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
17391 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
17392 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
17393 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
17394 macros for some of them.
17395 (emit_filename, emit_lineno): Delete declarations.
17396 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
17397 regno_pointer_* variables through current_function.
17398 (gen_inline_header_rtx): Delete function.
17399 (save_emit_status): Delete function.
17400 (set_new_last_label_num): New function.
17401 (clear_emit_caches): New function.
17402 (restore_emit_status): Just clear last_labelnum and call
17404 (get_last_insn_anywhere): Variable sequence_stack is now accessed
17405 through macro seq_stack.
17406 (add_insn_after): Likewise.
17407 (add_insn_before): Likewise.
17408 (remove_insn): Likewise.
17409 (pop_topmost_sequence): Likewise.
17410 (in_sequence_p): Likewise.
17411 (start_sequence_for_rtl_expr): Likewise.
17412 (start_sequence): Likewise, and likewise for
17413 sequence_rtl_expr/seq_rtl_expr.
17414 (push_topmost_sequence): Likewise.
17415 (end_sequence): Likewise.
17416 (init_virtual_regs): Now takes a "struct emit_status *" argument.
17417 All callers changed. Store into that pointer instead of globals.
17418 (init_emit): Allocate emit elt of current_function.
17419 Changes for sequence_rtl_expr/sequence_stack renaming.
17420 Call clear_emit_caches instead of doing it in-line.
17421 Access regno_pointer_* variables through current_function.
17422 (init_emit_once) Don't clear sequence_stack.
17424 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
17426 (arg_pointer_save_area): Delete declaration.
17427 (finish_expr_for_function): Renamed from init_queue; no longer static.
17428 (init_expr): Don't call init_queue.
17429 (save_expr_status, restore_expr_status): Delete functions.
17430 (expand_expr): Changes to reflect new layout of struct function.
17431 Don't access current_function_check_memory_usage when current_function
17433 * expr.h (forced_labels, save_expr_regs, saveregs_value,
17434 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
17435 current_function_outgoing_args_size, current_function_arg_offset_rtx,
17436 current_function_uses_const_pool, function_call_count,
17437 current_function_uses_pic_offset_table, nonlocal_labels,
17438 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
17439 current_function_check_memory_usage, nonlocal_goto_handler_slots,
17440 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
17442 (finish_expr_for_function): Declare.
17443 * flags.h (current_function_has_nonlocal_label,
17444 current_function_has_nonlocal_goto, current_function_is_thunk,
17445 current_function_has_computed_jump): Delete declarations.
17446 * flow.c (forced_labels): Delete declaration.
17447 * function.c (current_function_pops_args,
17448 current_function_returns_struct, current_function_returns_pcc_struct,
17449 current_function_needs_context, current_function_calls_setjmp,
17450 current_function_calls_longjmp, current_function_has_nonlocal_label,
17451 current_function_has_nonlocal_goto, current_function_is_thunk,
17452 current_function_has_computed_jump, current_function_calls_alloca,
17453 current_function_contains_functions, current_function_returns_pointer,
17454 current_function_epilogue_delay_list, current_function_args_size,
17455 current_function_pretend_args_size, current_function_arg_offset_rtx,
17456 current_function_outgoing_args_size, current_function_varargs,
17457 current_function_stdarg, current_function_args_info, cleanup_label,
17458 current_function_name, current_function_uses_const_pool,
17459 current_function_instrument_entry_exit, current_function_return_rtx,
17460 current_function_uses_pic_offset_table, nonlocal_labels,
17461 current_function_internal_arg_pointer, current_function_cannot_inline,
17462 current_function_check_memory_usage, function_call_count,
17463 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
17464 nonlocal_goto_stack_level, return_label, save_expr_regs,
17465 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
17466 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
17467 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
17468 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
17469 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
17471 (push_function_context_to): Don't save them. Don't call
17472 save_storage_status, save_emit_status or save_expr_status.
17473 (pop_function_context_from): Don't restore them. Don't call
17474 restore_storage_status or restore_expr_status.
17475 (get_func_frame_size): New function.
17476 (get_frame_size): Use it.
17477 (assign_outer_stack_local): Reflect some member name changes in struct
17479 (put_reg_into_stack): Likewise.
17480 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
17482 (fixup_var_refs): Likewise.
17483 (fix_lexical_addr): Likewise.
17484 (trampoline_address): Likewise.
17485 (prepare_function_start): Clear field inlinable of current_function.
17486 (init_function_for_compilation): New function.
17487 (expand_dummy_function_end): New function.
17488 (expand_function_end): Call finish_expr_for_function.
17489 * function.h (struct emit_status): New; fields moved here from struct
17490 function and from global variables. Add accessor macros for some of
17492 (struct expr_status): Likewise.
17493 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
17494 (struct function): Add fields expr and emit, inlinable, inl_emit,
17495 original_arg_vector, original_decl_initial, inl_last_parm_insn,
17496 inl_max_label_num. Add many comments.
17497 Add accessor macros for all elts of struct function that no longer
17498 have a global variable.
17499 (cleanup_label, return_label, frame_offset, tail_recursion_label,
17500 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
17501 stack_slot_list): Delete declarations.
17502 (get_func_frame_size): Declare.
17503 (save_expr_status, restore_expr_status, save_emit_status,
17504 save_storage_status, restore_storage_status): Delete declarations.
17505 (init_virtual_regs): Declare.
17506 * output.h (current_function_pops_args,
17507 current_function_returns_struct, current_function_returns_pcc_struct,
17508 current_function_needs_context, current_function_calls_setjmp,
17509 current_function_calls_longjmp, current_function_calls_alloca,
17510 current_function_has_nonlocal_label, current_function_varargs,
17511 current_function_has_computed_jump, current_function_returns_pointer,
17512 current_function_contains_functions, current_function_args_size,
17513 current_function_pretend_args_size, current_function_stdarg,
17514 current_function_outgoing_args_size, current_function_args_info,
17515 current_function_name, current_function_return_rtx,
17516 current_function_epilogue_delay_list,
17517 current_function_uses_const_pool, current_function_cannot_inline):
17518 Delete declarations.
17519 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
17520 regno_reg_rtx): Delete declaration.
17521 (REGNO_POINTER_FLAG): Delete macro.
17522 * stmt.c (expand_goto): Changes to reflect that some fields in struct
17523 function were renamed.
17524 * stor-layout.c (save_storage_status, restore_storage_status): Delete
17526 * toplev.c: Include "function.h".
17527 (current_function_decl): Delete declaration.
17528 (compile_file): Call init_dummy_function_start and
17529 expand_dummy_function_end around some initializations that need to
17531 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
17532 Call init_function_for_compilation.
17533 * unroll.c: Include "function.h"
17534 (unroll_loop): Access regno_pointer_* variables through
17537 * tree.h (struct tree_decl): Add elt f to saved_insns member.
17538 (DECL_SAVED_INSNS): use it.
17539 (expand_dummy_function_end): Declare.
17540 (init_function_for_compilation): Declare.
17541 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
17542 that it's no longer an INLINE_HEADER.
17543 (expand_call): Likewise.
17544 * integrate.c (finish_inline): Delete function.
17545 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
17546 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
17547 args. Don't generate an INLINE_HEADER rtx, just return the arg
17548 vector. All callers changed.
17549 (save_for_inline_copying): Create a duplicate struct emit_status to
17550 hold the emit state for compiling the current function. Use this and
17551 the other new fields in struct function that are for integration
17552 instead of an INLINE_HEADER.
17553 Use memcpy instead of bcopy.
17554 Store the current struct function in DECL_SAVED_INSNS of fndecl.
17555 (save_for_inline_nocopy): Similar changes, except no new emit_status
17557 (expand_inline_function): Get information from function structure,
17558 not from an inline header rtx.
17559 (output_inline_function): Lose code to extract the necessary
17560 information from an inline header; simply put back the function
17561 structure into current_function. Clear its inlinable elt.
17562 * rtl.def (INLINE_HEADER): Delete.
17563 * rtl.h: Delete all accessors for an INLINE_HEADER.
17564 (gen_inline_header_rtx): Delete declaration.
17565 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
17566 Delete declarations.
17567 (REGNO_POINTER_ALIGN): Delete.
17568 (clear_emit_caches): Declare.
17569 (set_new_last_label_num): Declare.
17571 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
17573 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
17575 * except.c (expand_eh_region_start_for_decl): Always start a new block.
17576 * stmt.c (is_eh_region): Make sure current_function is present, too.
17578 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
17580 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
17581 for 64bit PA targets.
17583 * pa.h (SELECT_SECTION): Define.
17584 * som.h (SELECT_SECTION): Delete.
17586 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17588 * alias.c (init_alias_analysis): Wrap call to
17589 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
17591 1999-08-07 Bruce Korb <autogen@linuxbox.com>
17593 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
17594 <sys/asm.h> contains an asm comment with an apostrophe
17595 * fixinc/inclhack.sh: regen
17596 * fixinc/fixincl.x: regen
17598 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
17600 * function.c (init_function_start): Clear prologue & epilogue.
17601 (prologue_epilogue_contains): New function.
17602 * alias.c (init_alias_analysis): Use it.
17603 * rtl.h (prologue_epilogue_contains): Declare it.
17605 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
17607 * jump.c (onlyjump_p): New function.
17608 * rtl.h: Declare it.
17609 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
17610 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
17612 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
17614 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
17615 to invert loops. Simplify block scanning.
17617 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
17619 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
17620 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
17622 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
17624 * config/sparc/liteelf.h: New file to support sparclite-elf target
17625 * config/sparc/t-sp86x: New file to support sparc86x targets
17626 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
17627 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
17628 * configure.in: Support above target triplets
17629 * configure: Regenerated
17631 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
17633 * fixinc/server.c (server_setup): Do not prefix function used as
17634 parameter with `&'.
17636 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
17638 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
17639 Remove fp reg alternatives.
17641 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
17643 * Makefile.in (TAROUTOPTS): Kill.
17644 (install-headers-tar): Use "xpf" for tar headerfile extraction
17645 * i370/x-oe (TAROUTOPTS): Delete.
17646 * m68k/x-apollo68 (TAROUTOPTS): Delete.
17647 * m68k/x-hp320 (TAROUTOPTS): Delete.
17648 * m68k/x-hp320g (TAROUTOPTS): Delete.
17649 * gcc.texi: Update bug reporting text.
17651 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
17653 * reg-stack.c (change_stack) Fixed problem with negative array index.
17655 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
17657 * extend.texi, install.texi: Fix spelling mistakes.
17659 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
17660 (s-attrtab); No longer try to use pre-made insn-attrtab file.
17661 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
17662 PREMADE_ATTRTAB_MD.
17663 * mips/t-ecoff: Likewise.
17664 * mips/t-elf: Likewise.
17665 * mips/t-mips: Likewise.
17666 * mips/t-osfrose: Likewise.
17667 * mips/t-r3900: Likewise.
17668 * mips/t-svr3: Likewise.
17669 * mips/t-svr4: Likewise.
17670 * mips/t-ultrix: Likewise.
17672 * gcc.texi: Document recommend means to provide software floating
17673 point libraries in libgcc.a
17675 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
17677 * c-lex.c (yylex): We can have a number with no digits.
17679 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
17681 * jump.c (delete_prior_computation): New function, broken
17682 out of delete_computation. Check for side effects with
17683 side_effects_p instead of FIND_REG_INC_NOTE. Handle
17684 multi-word hard registers.
17685 (delete_computation): Use it. Check for side effects with
17686 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
17687 missing REG_DEAD note for a register which is both set and
17690 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
17692 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
17693 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
17694 (ASM_FILE_START): Import _mcount with the right type.
17695 (ASM_DECLARE_FUNCTION_NAME): Define.
17696 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
17697 * pa.c (output_function_prologue): Always emit the function's label
17699 * pa.h (TEXT_SPACE_P): Define.
17700 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
17701 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
17702 * som.h (TEXT_SPACE_P): Delete.
17703 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
17704 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
17706 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
17708 * expr.c (emit_group_load): Allow src to be a CONCAT.
17710 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17712 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
17713 (___mulsi3): Use '!' comment character.
17715 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
17717 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
17719 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
17721 * gcc.c: Update URLs and mail addresses.
17722 * gcc.texi: Likewise.
17724 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
17726 * rs6000.c (current_file_function_operand): Return zero for
17728 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
17730 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
17733 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
17735 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
17736 allocate space in the stack frame for the PIC register.
17738 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
17740 * m68k.md (xordi3, anddi3): These patterns are not available on
17743 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
17745 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
17746 (PUT_REAL): Likewise.
17748 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17750 * final.c (shorten_branches): Don't add an alignment for loops
17751 that have no label inside.
17753 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17755 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
17756 prototypes in macro HAVE_cmpstrsi.
17758 * cpplib.c (cpp_get_token): Remove unused label `op3'.
17760 * emit-rtl.c (operand_subword): Remove unused variable
17763 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
17765 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
17767 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
17769 * cpphash.c (macroexpand): Delete leading whitespace when arg
17770 is concatenated before.
17771 (unsafe_chars): Correct test for whether + and - can extend a
17774 * cppinit.c (cpp_start_read): Do dependencies for
17775 -include/-imacros files also.
17777 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
17778 tokenizing non-directive lines.
17779 (cpp_expand_to_buffer): Temporarily disable no-output mode.
17780 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
17783 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
17785 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
17787 * c-lex.c: Sync with C++ frontend.
17788 (linemode): New variable.
17789 (parse_float): imag, conversion_errno, and type are output only.
17790 (yylex): Adjust. Move initial '.' case into main switch.
17792 (handle_generic_pragma): Just deal with tokens.
17793 (readescape): Use ISXDIGIT and ISGRAPH.
17794 * c-parse.in: Add END_OF_LINE token.
17796 * c-lex.c (lang_init): Generalize.
17797 (nextchar): Remove. Replace uses with UNGETC.
17798 (skip_white_space): Handle linemode here. Optimize for cpplib.
17799 (skip_white_space_on_line): Remove.
17800 (extend_token_buffer_to): New fn.
17801 (extend_token_buffer): Use it.
17802 (read_line_number, check_newline): Just deal with tokens.
17803 (token_getch, token_put_back): New fns.
17804 (yylex): Use them. More cpplib optimizations. Simplify.
17806 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
17807 Jason Merrill <jason@yorick.cygnus.com>
17809 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
17810 (consume_string): Make this smart about USE_CPPLIB.
17811 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
17812 (yylex): Rewrite to be intelligent about USE_CPPLIB.
17813 Also, clean up cases where we redundantly set token_buffer[0].
17814 (read_line_number): New fn.
17815 (ignore_escape_flag): New variable.
17817 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
17819 * a29k/t-a29kbare: Fix some comments.
17820 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
17821 (FPBIT, DPBIT): Define.
17822 * a29k/t-vx29k: Likewise.
17823 * arc/t-arc: Likewise.
17824 * arm/t-arm-elf: Likewise.
17825 * arm/t-bare: Likewise.
17826 * arm/t-pe: Likewise.
17827 * arm/t-pe-thumb: Likewise.
17828 * arm/t-semi: Likewise.
17829 * arm/t-thumb: Likewise.
17830 * arm/t-thumb-elf: Likewise.
17831 * arm/t-thumb-linux: Likewise.
17832 * h8300/t-h8300: Likewise.
17833 * i960/t-i960: Likewise.
17834 * i960/t-vxworks960: Likewise.
17835 * m32r/t-m32r: Likewise.
17836 * mips/t-ecoff: Likewise.
17837 * mips/t-elf: Likewise.
17838 * mips/t-r3900: Likewise.
17839 * pa/t-pro: Likewise.
17840 * rs6000/t-aix43: Likewise.
17841 * rs6000/t-beos: Likewise.
17842 * rs6000/t-newas: Likewise.
17843 * rs6000/t-ppccomm: Likewise.
17844 * rs6000/t-rs6000: Likewise.
17845 * rs6000/t-winnt: Likewise.
17846 * rs6000/t-xnewas: Likewise.
17847 * rs6000/t-xrs6000: Likewise.
17848 * sh/t-sh: Likewise.
17849 * sparc/t-elf: Likewise.
17850 * sparc/t-sparcbare: Likewise.
17851 * sparc/t-sparclite: Likewise.
17852 * sparc/t-splet: Likewise.
17853 * v850/t-v850: Likewise.
17854 * mn10200/t-mn10200: Fix comments.
17855 * mn10300/t-mn10300: Likewise.
17857 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
17858 dummy operand. Allocate a new pseudo for the dummy operand.
17859 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
17861 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
17863 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
17865 * configure: Rebuilt.
17866 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
17868 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
17870 * recog.c (preproces_constraints): Zero recog_op_alt before
17871 processing the constraints.
17873 * arm.c (typedef minipool_node): Renamed from pool_node.
17874 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
17875 (add_minipool_constant): New function.
17876 (dump_minipool): New function.
17877 (find_barrier): Remove special case for getting the insn size of
17878 an insn that references the constant pool.
17879 (minipool_fixup): New structure.
17880 (push_minipool_barrier): New function.
17881 (push_minipool_fix): New function.
17882 (note_invalid_constants): New function.
17883 (add_pool_constant, dump_table, fixit, broken_move): Delete.
17884 (arm_reorg): Rewrite code to fix up the constant pool into a
17885 series of mini-pools embedded in the insn stream.
17886 (arm_output_epilogue): New function, made mainly from the body
17887 of output_func_epilogue.
17888 (output_func_epilogue): Move insn generation part of epilogue code
17889 to arm_output_epilogue.
17890 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
17891 * arm.md (pool_range): New attribute.
17892 (zero_extendqidi2): Add attribute pool_range.
17893 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
17894 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
17895 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
17896 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
17897 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
17898 (epilogue): New expand.
17899 (epilogue_insn): New insn. Call arm_output_epilogue.
17901 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
17902 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
17904 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
17906 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
17908 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
17910 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
17912 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
17914 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
17916 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
17918 * global.c: Fix comment.
17920 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
17922 * gcc.c (access_check): New static function.
17923 (find_a_file): Use it when searching a directory list.
17924 * collect2.c (find_a_file): Don't accept directories found when
17925 searching a directory list.
17927 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
17929 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
17930 function parameters with `&'.
17931 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
17933 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
17935 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
17936 or tidy_fallthru_edge if the last insn in the block is not
17937 an unconditional jump or a simple conditional jump.
17939 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17941 * Makefile.in (c-decl.o): Depends on defaults.h.
17943 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
17945 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
17947 (CLASS_MAX_NREGS): Likewise.
17949 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
17951 * cse.c (cse_insn): Fix dumb thinko in last change.
17953 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
17955 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
17958 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
17960 * dwarf2out.c (add_location_or_const_value_attribute): Correct
17961 test for sizes of passed and declared parameter types.
17963 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17965 * fixincludes: Fix the return type of bsearch, char* -> void*.
17967 * fixinc/inclhack.def: Likewise.
17969 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
17971 * invoke.texi (-fdump-translation-unit): New option.
17973 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
17975 * expr.h (PROMOTE_PROTOTYPES): Move ...
17976 * defaults.h: ... to here.
17977 * c-decl.c: Include defaults.h instead of expr.h.
17978 * c-typeck.c: Include defaults.h.
17980 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
17982 * toplev.h (errorcount): Declare.
17983 (warningcount): Likewise.
17984 (sorrycount): Likewise.
17985 * c-lex.c (errorcount): Don't declare.
17986 * dwarf2out.c (errorcount): Don't declare.
17988 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
17990 * config/libgloss.h: Add a note discouraging use with ELF.
17991 * configure.in: Don't use libgloss.h for ELF targets.
17992 Always use_collect2 on a.out targets.
17994 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
17996 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
17997 (force_to_mode, case ASHIFTRT): Add shiftrt label.
17999 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
18001 * loop.c (strength_reduce): When doing biv->giv conversion, update
18002 reg note of NEXT->insn.
18004 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
18006 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
18008 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
18010 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
18011 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
18012 Ensure expr.h is included.
18013 * c-typecheck.c (convert_arguments): Ditto.
18015 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
18017 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
18018 * config/convex/convex.h: Ditto.
18019 * config/dsp16xx/dsp16xx.h: Ditto.
18020 * config/fx80/fx80.h: Ditto.
18021 * config/gmicro/gmicro.h: Ditto.
18022 * config/i370/i370.h: Ditto.
18023 * config/i386/i386.h: Ditto.
18024 * config/m32r/m32r.h: Ditto.
18025 * config/m68k/m68k.h: Ditto.
18026 * config/m88k/m88k.h: Ditto.
18027 * config/mips/mips.h: Ditto.
18028 * config/pa/pa.h: Ditto.
18029 * config/pyr/pyr.h: Ditto.
18030 * config/tahoe/tahoe.h: Ditto.
18031 * config/we32k/we32k.h: Ditto.
18033 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
18034 based on arch size.
18036 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
18038 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
18041 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
18043 1999-08-02 Richard Henderson <rth@cygnus.com>
18045 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
18046 for the register spill block.
18047 (m32r_va_arg): New.
18048 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
18049 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
18051 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
18052 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
18053 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
18055 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
18057 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
18058 MAX_WCHAR_TYPE defined in sparc.h.
18059 * config/sparc/linuxaout.h: Likewise.
18060 * config/sparc/linux64.h: Likewise.
18061 Also default to -mvis if CPU is UltraSPARC.
18063 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
18065 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
18066 (RTX_OK_FOR_OLO10): Likewise.
18067 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
18068 %lo(), allow it in addresses...
18069 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
18070 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
18071 does not make sense.
18072 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
18073 (sparc_output_scratch_registers): New function.
18074 (output_function_prologue, sparc_flat_output_function_prologue): Use
18076 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
18078 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
18079 * configure.in: Add check for .register pseudo-op support in as and
18080 check for offsetable %lo().
18081 * acconfig.h: Add templates for the above checks.
18082 * configure: Regenerate.
18084 1999-08-02 Richard Henderson <rth@cygnus.com>
18086 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
18087 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
18088 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
18090 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
18092 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
18095 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
18097 * config/float-sparc.h: New file.
18098 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
18099 sparc-*-linux-gnu and sparc64-*-linux*.
18101 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
18103 * rs6000.c (rs6000_va_list): Type is an array.
18104 (rs6000_va_start): Don't doubly adjust for varargs.
18105 (rs6000_va_arg): Evaluate long long GPR adjustment.
18107 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
18109 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
18110 -maix64 and -maix32.
18111 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
18112 LINK_SPEC): Change appropriately.
18113 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
18114 (u_short_cint_operand): Likewise.
18115 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
18117 * rs6000/t-aix43 (MULTILIB): Change to -m64.
18119 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
18121 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
18123 * rs6000/rs6000.c (num_insns_constant_wide): Correct
18124 for type promotion.
18125 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
18126 (non_add_cint_operand): Likewise.
18127 (logical_operand): Likewise.
18128 (non_logical_cint_operand): Likewise.
18129 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
18130 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
18131 (rs6000_select_rtx_section): Suppress warning.
18132 (small_data_operand): Suppress warning.
18133 (rs6000_got_register): Suppress warning.
18134 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
18135 type, so `J' is generally the wrong constraint for a SImode value;
18137 (andsi3_internal2): Likewise.
18138 (andsi3_internal3): Likewise.
18139 (iorsi3_internal1): Likewise.
18140 (xorsi3_internal1): Likewise.
18142 (movsf_softfloat): Likewise.
18143 (scc insns): Likewise.
18144 (movsi+2): Preserve sign bits of SImode constant.
18145 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
18146 (movdf+1): Sign-extend properly.
18147 (movdi_32+1): Sign-extend properly.
18148 (scc insns): Sign-extend properly.
18150 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
18153 1999-08-02 Richard Henderson <rth@cygnus.com>
18155 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
18156 -mcpu parsing code.
18157 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
18158 * alpha.md (all fp insns): Likewise.
18160 1999-08-02 Nick Clifton <nickc@cygnus.com>
18162 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
18165 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
18167 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
18168 pic_load_label generator directly.
18169 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
18170 No longer a named pattern.
18172 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
18174 * explow.c (force_reg): Call force_operand if X does not
18175 satisfy general_operand.
18177 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
18179 * fix-header.c (main): When testing for CONTINUED, use string
18180 equality, not pointer equality.
18182 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
18184 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
18186 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
18188 * cse.c (cse_insn): Fix loop which deletes insns after a jump
18189 that has become an unconditional jump.
18191 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
18192 (output_function_epilogue): Similarly.
18194 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18196 * tree.h (init_dummy_function_start): Declare.
18198 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18200 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
18201 last_expr_type, last_expr_value, block_start_count, block_stack,
18202 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
18203 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
18204 dynamically in stmt elt of struct function for each function.
18205 (struct nesting): Rename function_call_count elt to n_function_calls,
18206 target_temp_slot_level to block_target_temp_slot_level. All users
18208 (struct stmt_status): New structure definition.
18209 Add many accessor macros for stmt_status elements which previously
18210 were global variables.
18211 (init_stmt_for_function): Allocate stmt elt for current_function.
18212 Reflect that block_start_count was renamed to
18213 current_block_start_count.
18214 (save_stmt_status, restore_stmt_status): Delete functions.
18215 (preserve_subexpressions_p): Don't access loop_stack when outside
18217 (expand_start_bindings): Reflect that block_start_count was renamed to
18218 current_block_start_count.
18219 (expand_fixup): Likewise.
18220 (expand_decl): Don't access block_stack when outside a function.
18221 (expand_decl_cleanup): Likewise.
18222 (expand_dcc_cleanup): Likewise.
18223 (expand_dhc_cleanup): Likewise.
18224 (expand_anon_union_decl): Likewise.
18225 (set_file_and_line_for_stmt): New function.
18226 (in_control_zone_p): New function.
18228 * function.h (struct function): Add new elt stmt.
18229 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
18230 case_stack, nesting_stack, nesting_depth, block_start_count,
18231 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
18232 emit_lineno, goto_fixup_chain.
18233 (save_eh_status, restore_eh_status, save_stmt_status,
18234 restore_stmt_status): Delete declarations.
18235 * function.c (push_function_context_to): Don't call save_stmt_status.
18236 (pop_function_context_to): Don't call restore_stmt_status.
18237 * tree.h (in_control_zone_p): Declare.
18238 * rtl.h (set_file_and_line_for_stmt): Declare.
18240 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
18241 call set_file_and_line_for_stmt.
18243 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
18245 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
18246 Also update copyright.
18248 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18250 * c-pragma.c: Don't include "except.h".
18251 * emit-rtl.c: Likewise.
18252 * stor-layout.c: Likewise.
18253 * tree.c: Likewise.
18254 * varasm.c: Likewise.
18256 * flow.c: Include "function.h".
18257 * tree.h (init_dummy_function_start): Declare new function.
18259 * except.h (struct eh_status): New structure.
18260 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
18262 (eh_return_stub_label, ehstack, catchstack, ehqueue,
18263 catch_clauses, false_label_stack, caught_return_label_stack,
18264 protect_list, current_function_ehc): Add accessor macros for the
18265 corresponding fields in current_function->eh; delete declarations
18266 for all items that used to be declared here.
18267 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
18268 catch_clauses, false_label_stack, caught_return_label_stack,
18269 protect_list, current_function_ehc): Delete variables.
18270 (init_eh_for_function): Allocate current_function->eh.
18271 (save_eh_status, restore_eh_status): Delete functions.
18273 * function.h (struct function): Add fields next_global and eh.
18274 Delete all exception handling related fields.
18275 * function.c (current_function): New variable.
18276 (all_functions): New variable.
18277 (push_function_context_to): Don't allocate a struct function,
18278 use current_function instead. Call init_dummy_function_start when
18279 outside a function. Clear current_function before returning.
18280 (pop_function_context_from): Restore current_function.
18281 Don't free the restored struct function.
18282 (prepare_function_start): New function.
18283 (init_dummy_function_start): New function.
18284 (init_function_start): Break out some code into prepare_function_start
18287 * stmt.c (save_stmt_status): Don't call save_eh_status.
18288 (restore_stmt_status): Don't call restore_eh_status.
18290 * Makefile.in: Update dependencies.
18292 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
18294 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
18295 of depending on a magic constant value. Update comments.
18296 (hppa_expand_prologue): Similarly.
18298 * pa.md (reload_indi, reload_outdi): Allow any register for the
18299 original reload register.
18301 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
18303 * cccp.c (print_help): Change marcos to macros.
18305 1999-07-30 Richard Henderson <rth@cygnus.com>
18307 * c-typeck.c (initializer_constant_valid_p): Move ...
18308 * c-common.c (initializer_constant_valid_p): ... here. Use
18309 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
18310 of label addresses.
18311 * c-common.h (initializer_constant_valid_p): Declare.
18312 * c-tree.h (initializer_constant_valid_p): Remove.
18314 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
18316 * config/i386/sol2-c1.asm: Align the stack.
18317 * config/i386/sol2-gc1.asm: Likewise.
18319 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
18321 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
18322 -Asparclite for sparc86x.
18323 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
18325 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
18327 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
18329 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
18330 the user if using the non-default arch size in BI_ARCH configuration.
18331 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
18333 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
18334 Fix patterns so that they actually match.
18335 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
18336 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
18337 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
18339 (mulsidi3): Reflect this in the expand.
18340 (smulsi3_highpart): Only on TARGET_ARCH32.
18341 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
18342 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
18343 (umulsidi3): Reflect this in the expand.
18344 (umulsi3_highpart): Only on TARGET_ARCH32.
18345 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
18346 don't require g0 to be zero.
18347 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
18348 ({,u}divsi3): New expands.
18349 ({,u}divsi3_sp64): New patterns.
18350 (after lshrdi3_v8plus): Four new patterns to help combiner
18351 optimizing nested mixed mode shifts.
18353 * config/sparc/sparc.c (sparc_override_options): Use deprecated
18354 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
18355 speed things up. Don't use them by default on plain v9 in 64bit
18356 mode, according to what SPAMv9 sais.
18358 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
18359 top 32 bits of %[og][0-7] in signal handlers.
18360 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
18362 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
18364 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
18365 (ashlsi3): Corresponding changes.
18367 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
18369 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
18371 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
18373 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18375 * arm.h (Hint): Delete macro.
18376 Substitute HOST_WIDE_INT for Hint in some prototypes.
18377 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
18379 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
18381 * builtins.c (expand_builtin_setjmp): Use force_operand to
18382 make sure that the buffer address is in a suitable form to be
18383 passed to force_reg.
18385 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
18387 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
18390 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
18392 * pa.md (indirect_jump): Remove mode from match_operand. Verify
18393 proper mode in the condition string.
18394 (icacheflush, dcacheflush): Remove modes from match_operands.
18396 * pa.c (emit_move_sequence): Always convert scratch_reg to the
18397 proper mode before using it.
18399 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
18402 * pa.c (store_reg): Do not call add_high_const generator directly.
18403 (load_reg, set_reg_plus_d): Likewise.
18404 * pa.md (add_high_const): No longer a named pattern.
18406 * pa.c (legitimize_address): Consistently use Pmode rather than
18407 SImode. Do not call gen_pic2_highpart directly anymore.
18408 * pa.md (pic2_highpart): No longer a named pattern.
18409 (pic2_lo_sum): Similarly. Reformat to make more readable.
18411 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
18416 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
18418 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
18420 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
18422 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
18423 and tag the spill mems.
18424 (hppa_va_start): New.
18425 (hppa_va_arg): New.
18426 * pa.h (EXPAND_BUILTIN_VA_START): New.
18427 (EXPAND_BUILTIN_VA_ARG): New.
18429 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
18431 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
18432 and tag the spill mems.
18433 (mn10300_va_start): New.
18434 (mn10300_va_arg): New.
18435 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
18436 (EXPAND_BUILTIN_VA_ARG): New.
18438 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
18440 * mn10200.c (mn10200_va_arg): New.
18441 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
18443 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
18445 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
18446 rather than play with TREE_INT_CST_LOW.
18448 1999-07-27 Philip Blundell <pb@nexus.co.uk>
18450 * config/arm/telf.h: Include dbxelf.h.
18451 (CPP_PREDEFINES): Only define if not already defined.
18452 (ASM_IDENTIFY_GCC): Likewise.
18453 (SUBTARGET_EXTRA_SECTIONS): Likewise.
18454 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
18455 * config/arm/thumb.h (LINK_SPEC): Only define if not already
18457 (DBX_DEBUGGING_INFO): Don't define.
18458 * config/arm/linux-telf.h: New file.
18459 * config/arm/linux-tgas.h: New file.
18460 * config/arm/t-thumb-linux: New file.
18461 * config/arm/uclinux-elf.h: New file.
18462 * config/arm/uclinux-telf.h: New file.
18463 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
18464 thumb-*-uclinux): New targets.
18465 * configure: Regenerate.
18467 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
18469 * pa.md (post_store, pre_load): New expanders.
18470 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
18471 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
18472 need to directly generate RTL for them.
18473 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
18476 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
18478 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
18479 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
18480 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
18481 (secndary_reload_class): Make TARGET_ELF conditional compile.
18482 (print_operand_address): Similar.
18483 (output_toc): Print all values as hex.
18484 (get_issue_rate): Rearrange and add RS64A and PPC630.
18485 * rs6000.h (processor_type): Add RS64A and PPC630.
18486 (PROCESSOR_POWERPC64): New.
18487 (PROMOTE_MODE): Use word_mode.
18488 (RTX_COSTS): Add RS64A and PPC630.
18489 * rs6000.md (scheduling information): Add lmul and ldiv
18490 representing 64-bit integer multiply and divide. Add rs64a and
18491 PPC630 information.
18492 (ashldi3): Add support for "rldic" instruction.
18493 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
18495 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
18497 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
18498 instead of V8 for sparclite86x in cpu_table.
18500 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18502 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
18503 output_file_directive.
18505 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
18507 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
18508 tree for op1, not the rtl.
18510 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
18512 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
18513 to m88k_va_start, leaving only the register spill.
18514 (m88k_build_va_list): New.
18515 (m88k_va_start): New.
18516 (m88k_va_arg): New.
18517 * m88k.h (BUILD_VA_LIST_TYPE): New.
18518 (EXPAND_BUILTIN_VA_START): New.
18519 (EXPAND_BUILTIN_VA_ARG): New.
18521 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
18523 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
18524 Rename from expand_builtin_saveregs.
18525 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
18527 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
18529 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
18530 for the register spill block.
18531 (i960_build_va_list): New.
18532 (i960_va_start): New.
18533 (i960_va_arg): New.
18534 * i960.h (BUILD_VA_LIST_TYPE): New.
18535 (EXPAND_BUILTIN_VA_START): New.
18536 (EXPAND_BUILTIN_VA_ARG): New.
18537 * i960.md (store_multiple): Use change_address on individul mems.
18539 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
18541 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
18543 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
18544 (expand_builtin_va_end): Evaluate arg for side effects.
18545 * c-common.c (c_common_nodes_and_builtins): Construct a
18546 va_list_arg_type_node to handle array decomposition to pointer.
18548 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
18550 * except.c (start_dynamic_cleanup): Use force_operand on the
18553 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
18555 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
18556 * c4x.c (c4x_va_arg): New.
18558 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
18560 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
18561 has manual_pop set.
18563 1999-07-26 Nathan Sidwell <nathan@acm.org>
18565 * eh-common.h (__eh_matcher): Prototype correctly.
18567 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
18569 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
18570 (TARGET_SINGLE_PIC_BASE): Likewise.
18571 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
18573 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
18574 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
18575 (TARGET_OPTIONS): Add -mpic-register=N.
18576 (OUTPUT_INT_ADDR_CONST): New macro.
18577 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
18578 LEGITIMATE_PIC_OPERAND_P): Likewise.
18579 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
18580 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
18581 output_addr_const directly.
18582 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
18584 (thumb_pic_register, thumb_pic_register_string): Declare.
18586 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
18588 (label_mentioned_p): New function: Imported from arm.c.
18589 (legitimize_pic_address): New function: Imported from arm.c.
18590 (is_pic):New function: Imported from arm.c.
18591 (thumb_finalize_pic):New function: Imported from arm.c.
18592 (add_constant): Cope with PIC constants.
18593 (fixit): Cope with PIC constants.
18594 (output_return): Do not treat the PIC register as live if
18595 TARGET_SINGLE_PIC_BASE is true.
18596 (thumb_function_prologue): Do not treat the PIC register as live if
18597 TARGET_SINGLE_PIC_BASE is true.
18598 (thumb_expand_prologue): Do not treat the PIC register as live if
18599 TARGET_SINGLE_PIC_BASE is true.
18600 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
18601 TARGET_SINGLE_PIC_BASE is true.
18602 (thumb_print_operand): Accept '|'.
18603 (thumb_override_options): Process PIC options.
18605 * config/arm/thumb.md (movsi): Support PIC.
18606 (call_insn): Change "i" constraint to "X".
18607 (call_value_insn): Likewise.
18608 (consttable_4, consttable_8, consttable_end): Set and clear
18609 "making_const_table" as appropriate.
18610 (pic_load_addr, pic_add_dot_plus_four): New insns.
18612 * invoke.texi (Thumb Options): Fix spelling. Document new
18613 options -msingle-pic-base and -mpic-register=.
18615 1999-07-26 Andrew Haley <aph@cygnus.com>
18617 * config/m32r/initfini.c (__init): Use a full word immediate for
18618 __fini: this allows it to be placed in any memory region.
18620 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
18621 -mmodel=medium. This is OK for all memory models.
18623 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
18625 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
18626 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
18628 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
18630 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
18633 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
18635 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
18637 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
18638 (BUILD_VA_LIST_TYPE): New.
18639 (EXPAND_BUILTIN_VA_START): New.
18640 (EXPAND_BUILTIN_VA_ARG): New.
18641 * i860.c (output_delayed_branch): Disable.
18642 (output_delay_insn): Likewise.
18643 (i860_saveregs): New.
18644 (i860_build_va_list): New.
18645 (i860_va_start): New.
18646 (i860_va_arg): New.
18647 * i860.md: Disable all peepholes using output_delayed_branch.
18648 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
18650 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
18652 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
18653 (BUILD_VA_LIST_TYPE): New.
18654 (EXPAND_BUILTIN_VA_START): New.
18655 (EXPAND_BUILTIN_VA_ARG): New.
18656 * clipper.c (clipper_builtin_saveregs): Only dump registers.
18657 Return the address of the save area.
18658 (clipper_build_va_list): New.
18659 (clipper_va_start): New.
18660 (clipper_va_arg): New.
18662 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
18664 * arc.h (EXPAND_BUILTIN_VA_START): New.
18665 (EXPAND_BUILTIN_VA_ARG): New.
18666 * arc.c (arc_setup_incoming_varargs): Set alias set of
18668 (arc_va_start): New.
18671 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
18673 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
18674 (BUILD_VA_LIST_TYPE): New.
18675 (EXPAND_BUILTIN_VA_START): New.
18676 (EXPAND_BUILTIN_VA_ARG): New.
18677 * alpha.c (alpha_builtin_saveregs): Delete.
18678 (alpha_build_va_list): New.
18679 (alpha_va_start): New.
18680 (alpha_va_arg): New.
18682 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
18684 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
18686 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
18687 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
18689 * gcc.texi: More changes related to list conversion.
18690 * invoke.texi: Likewise.
18692 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
18694 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
18695 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
18696 (expand_builtin_next_arg): Accept ARGLIST not EXP.
18697 (stabilize_va_list): New function.
18698 (std_expand_builtin_va_start): New function.
18699 (expand_builtin_va_start): New function.
18700 (get_varargs_alias_set): New function.
18701 (std_expand_builtin_va_arg): New function.
18702 (expand_builtin_va_arg): New function.
18703 (expand_builtin_va_end): New function.
18704 (expand_builtin_va_copy): New function.
18705 (expand_builtin): Call them.
18706 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
18707 __builtin_{varargs_start,stdarg_start,end,copy}.
18708 (build_va_arg): New function.
18709 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
18710 (build_va_arg): Declare.
18711 * c-decl.c (ptr_type_node, va_list_type_node): New.
18712 * c-parse.gperf (__builtin_va_arg): New.
18713 * c-parse.in (VA_ARG): New token.
18714 (unary_expr): Recognize it.
18715 * expr.c (expand_expr): Expand VA_ARG_EXPR.
18716 * expr.h (std_expand_builtin_va_start): Declare.
18717 (std_expand_builtin_va_arg): Declare.
18718 (expand_builtin_va_arg): Declare.
18719 (get_varargs_alias_set): Declare.
18720 * tree.def (VA_ARG_EXPR): New.
18721 * tree.h (BUILT_IN_VARARGS_START): New.
18722 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
18723 (ptr_type_node, va_list_type_node): Declare.
18724 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
18725 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
18726 * m88k.h, m88k.c: Likewise.
18727 * mn10300.h, mn10300.c: Likewise.
18728 * pa.h, pa.c: Likewise.
18729 * rs6000.h, rs6000.c: Likewise.
18730 * sh.h, sh.c: Likewise.
18731 * sparc.h, sparc.c: Likewise.
18733 * emit-rtl.c (operand_subword): Copy alias set.
18734 (change_address): Likewise.
18736 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
18738 * pa.c (compute_frame_size): Scan all the used callee saved registers,
18739 not just the first one.
18741 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
18743 * config/arm/arm.h (TARGET_SWITCHES): Add
18744 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
18745 (TARGET_OPTIONS): Add -mpic-register=.
18746 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
18747 (arm_pic_register_string): Declare.
18748 (NEED_PLT_GOT): Delete, replace with ...
18749 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
18750 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
18751 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
18752 * config/arm/arm.c (arm_override_options): Add new option
18754 (arm_pic_register_string): New variable.
18755 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
18756 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
18757 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
18758 (output_return_instruction): Likewise.
18759 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
18760 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
18761 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
18763 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
18764 mention of -msched-prolog. Document new options -msingle-pic-base
18765 and -mpic-register=.
18767 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
18769 * haifa-sched.c (reemit_notes): Tidy.
18770 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
18773 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
18775 * explow.c (trunc_int_for_mode): New function.
18776 (plus_constant_wide): Use it.
18777 * combine.c (simplify_and_const_int): Likewise.
18778 (merge_outer_ops): Likewise.
18779 (simplify_shift_const): Likewise.
18780 * cse.c (simplify_unary_operation): Likewise.
18781 (simplify_binary_operation): Likewise.
18782 * emit-rtl.c (operand_subword): Likewise.
18783 * rtl.h: Declare it.
18785 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18787 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
18788 (use NUM_REGS instead of NUM_INTS).
18790 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18792 * builtins.c: New file.
18793 * expr.c (saveregs_value, apply_args_value): Delete definition,
18794 moved into builtins.c.
18795 (string_constant): No longer static.
18796 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
18797 apply_args_size, apply_result_size, result_vector,
18798 expand_builtin_apply_args, expand_builtin_apply,
18799 expand_builtin_return): Delete functions, moved into builtins.c.
18800 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
18801 * expr.h (saveregs_value, apply_args_value): Declare variables.
18802 (expand_builtin, string_constant): Declare functions.
18803 * Makefile.in: Update to build builtin.o.
18805 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
18807 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
18808 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
18809 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
18810 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
18812 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
18815 1999-07-21 Michael Meissner <meissner@cygnus.com>
18817 * print-rtl.c (print_rtx): Print the names of the virtual
18820 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
18822 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
18823 introduced in previous delta.
18825 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18827 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
18828 to avoid name clash.
18830 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
18832 * c-lex.c (yylex) : Correct the test for overflow when lexing
18835 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
18837 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
18838 (adjust_priority): Always call ADJUST_PRIORITY.
18839 (schedule_insn): Only put insns into the ready at cost 0.
18840 (schedule_block): Remove redundant initial sort. Give clock_var
18841 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
18843 * tm.texi (MD_SCHED_REORDER): Update docs.
18845 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
18846 * sparc.c (ultra_reorder_called_this_block): Delete.
18847 (ultrasparc_sched_init): Don't set it.
18848 (ultrasparc_sched_reorder): Don't check it.
18850 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
18852 * rs6000.h (struct rs6000_args): Add sysv_gregno.
18853 * rs6000.c (init_cumulative_args): Init sysv_gregno.
18854 (function_arg_boundary): Align DFmode.
18855 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
18856 to get fp reg and stack overflow correct.
18857 (function_arg): Likewise.
18858 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
18859 (setup_incoming_varargs): Restructure for ABI_V4; use
18860 function_arg_advance to skip final named argument.
18861 (expand_builtin_saveregs): Properly unskip the last integer arg
18862 when doing varargs. Adjust overflow location calculation.
18864 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
18865 explicitly unsigned.
18866 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
18867 (__VA_GP_REGSAVE): Similarly.
18868 (__va_longlong_p): Delete.
18869 (__va_arg_type_violation): New declaration.
18870 (va_arg): Restructure. Flag promotion errors. Align double.
18871 TFmode passed by reference.
18873 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
18874 in the HOST_BITS_PER_WIDE_INT > 32 case.
18876 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
18878 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
18880 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
18882 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
18883 * toplev.c (documented_lang_options): Add -fpreprocessed.
18884 * cpplib.h (struct cpp_buffer): Add preprocessed.
18885 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
18886 (cpp_start_read): Don't expand macros or emit an initial #line
18887 directive if -fpreprocessed.
18889 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
18891 * cpplib.h (struct cpp_buffer): Added manual_pop for
18892 better C++ tokenization.
18893 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
18894 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
18895 * c-common.c (cpp_token): Make non-static.
18897 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18899 * c-common.h: New file.
18900 * c-common.c (permanent_obstack): Delete unused declaration.
18901 (c_global_trees): New array.
18902 (c_common_nodes_and_builtins): New function; split off common code
18903 from init_decl_processing in both c-decl.c and cp/decl.c.
18904 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
18905 c_global_trees and accessor macros defined in c-common.h.
18906 Include c-common.h.
18907 * c-decl.c: Delete definitions for tree nodes that were replaced by
18909 (init_decl_processing): Build void_list_node.
18910 Call c_common_nodes_and_builtins; delete code to generate the common
18912 * objc/objc-act.c (build_module_descriptor): Rename variable
18913 void_list_node to avoid clash with c-common.h.
18915 * Makefile.in: Update dependencies.
18916 * objc/Make-lang.in: Likewise.
18918 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
18920 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
18921 (UNIQUE_SECTION_P): Likewise.
18922 (UNIQUE_SECTION): Likewise.
18924 1999-07-19 Linas Vepstas <linas@linas.org>
18926 * config/i370/README: New file.
18927 * config/i370/linux.h: New file.
18928 * config/i370/mvs.h: New file.
18929 * config/i370/oe.h: New file.
18930 * config/i370/t-linux: New file.
18931 * config/i370/t-mvs: New file.
18932 * config/i370/t-oe: New file.
18933 * config/i370/x-oe: New file.
18934 * config/i370/xm-linux.h: New file.
18935 * config/i370/xm-mvs.h: New file.
18936 * config/i370/xm-oe.h: New file.
18938 * i370.c (label_node_t): Add first_ref_page, label_addr,
18939 label_first_ref, label_last_ref members.
18940 (mvs_need_base_reload): Renamed from mvs_label_emitted.
18941 (MAX_MVS_LABEL_SIZE): Define.
18942 (MAX_LONG_LABEL_SIZE): Define.
18943 (alias_node_t, alias_anchor, alias_number): New.
18944 (mvs_function_table): Reorder for EBCDIC.
18945 (ascebc, ebcasc): Unconditionally define.
18946 (i370_branch_dest, i370_branch_length): New functions.
18947 (i370_short_branch, i370_label_scan): New functions.
18948 (mvs_get_label): Renamed from mvs_add_label. Search for
18949 an existing label before creating a new one.
18950 (mvs_add_label): New function.
18951 (mvs_get_label_page): New function.
18952 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
18953 over the entire list.
18954 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
18955 (mvs_check_page) [TARGET_ELF_ABI]: New function.
18956 (mvs_add_alias, mvs_need_alias): New functions.
18957 (mvs_get_alias, mvs_check_alias): New functions.
18958 (handle_pragma): New function.
18959 (mvs_function_check): New function.
18960 (unsigned_jump_follows_p): Search harder.
18961 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
18962 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
18963 * i370.h (TARGET_VERSION): Delete.
18964 (CPP_SPEC, CPP_PREDEFINES): Delete.
18965 (mvs_label_emitted): Delete.
18966 (TARGET_EBCDIC): Delete.
18967 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
18968 (HANDLE_PRAGMA): Define.
18969 (HARD_REGNO_NREGS): Handle complex modes.
18970 (HARD_REGNO_MODE_OK): Likewise.
18971 (CLASS_MAX_NREGS): Likewise.
18972 (RET_REG): Likewise.
18973 (EXTRA_CONSTRAINT): Define.
18974 (RETURN_IN_MEMORY): True for DImode.
18975 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
18976 (FUNCTION_PROFILER): Delete.
18977 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
18978 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
18979 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
18980 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
18981 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
18982 (ASM_FILE_START): Add "RMODE ANY".
18983 (ASM_OUTPUT_EXTERNAL): Check for aliases.
18984 (ASM_GLOBALIZE_LABEL): Likewise.
18985 (ASM_OUTPUT_LABELREF): Likewise.
18986 (ASM_OUTPUT_COMMON): Likewise.
18987 (PRINT_OPERAND): Handle 'K', 'W', default.
18988 (PRINT_OPERAND_ADDRESS): New.
18989 (Lots of defines): Add support for TARGET_ELF_ABI.
18990 * i370.md (attr length): New. Define for all patterns.
18991 (*): Lots of tweeks to assembly output and constraints.
18993 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
18995 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
18996 Disable patterns performing SImode comparisons with SImode values
18997 if TARGET_POWERPC64 and instruction does not sign-extend or does
18998 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
18999 differ for signed quantities.
19000 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
19001 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
19002 (decrement_and_branch_on_count): Add 64-bit variant.
19004 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
19006 * final.c (output_asm_insn): When searching for the matching string
19007 for a given dialect, don't run past the end of the list of
19008 alternatives if there are fewer alternatives in the template than
19011 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
19013 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
19014 Removed paragraph about compression of files and size limitation,
19015 duplicated in the FAQ. Use gcc-patches for posting patches.
19016 * gcc.c (main): Updated URL with bug reporting instructions to
19017 gcc.gnu.org. Removed e-mail address.
19018 * system.h (abort): Likewise.
19020 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19022 * Makefile.in (stmp-multilib-sub): Make the files extracted
19023 from $(LIBGCC1) writable.
19025 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
19027 * config/arm/aout.h: Reformat for improved readability.
19029 * config/arm/arm.h: Reformat for improved readability.
19030 Replace uses of fprintf with asm_fprintf where appropriate.
19031 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
19032 function declaration assembler actions.
19033 (NUM_INTS): New macro: Convert from bytes to words.
19034 (NUM_REGS): New macro: Compute number of registers required to
19035 hold a quanitity of tyep MODE.
19036 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
19038 (NUM_ARG_REGS): New macro: The number of argument registers
19040 (ARG_REGISTER): New macro: Compute the register number of the Nth
19042 (LAST_ARG_REGNUM): New macro: The number of the last argument
19044 (SP_REGNUM): New macro: Register number of the stack pointer.
19045 (FP_REGNUM): New macro: Register number of the frame pointer.
19046 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
19047 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
19048 CUMULATIVE_ARGS so that it counts registers not bytes.
19050 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
19052 Replace uses of fprintf with asm_fprintf where appropriate.
19053 (output_ascii_pseudo_op): Replace with version from thumb.c
19055 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
19057 * config/arm/elf.h (CPP_PREDEFINES): Replace with
19058 SUBTARGET_CPP_SPEC.
19059 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
19060 (ASM_FILE_START): Emit ASM_APP_OFF.
19062 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
19064 * pa.c (compute_frame_size): Round frame according to
19065 STACK_BOUNDARY rather than a hardwired value.
19067 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
19069 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
19071 * configure: Rebuilt.
19073 * configure.in (hppa*-*-linux*): New configuration.
19074 * configure: Rebuilt.
19075 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
19076 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
19077 * pa/pa-linux.h: New file.
19078 * pa/t-linux: New file.
19079 * pa/xm-linux.h: New file.
19081 * pa.c (hppa_legitimize_address): Change references from SImode to
19082 either Pmode or word_mode as appropriate.
19083 (emit_move_sequence, store_reg, load_reg): Likewise.
19084 (set_reg_plus_d, hppa_expand_prologue): Likewise.
19085 (output_mul_insn): Likewise.
19086 * pa.h (PROMOTE_MODE): Likewise.
19087 (INITIALZE_TRAMPOLINE): Likewise.
19088 (Pmode): Define to word_mode.
19090 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
19091 value of 4. Allocate 8 bytes for each FP register save.
19092 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
19094 (hppa_expand_prologue): Likewise.
19095 * pa.h (PROMOTE_MODE): Likewise.
19096 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
19097 (FUNCTION_ARG_BOUNDARY): Likewise.
19099 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
19101 * pa.c (out_of_line_prologue_epilogue): Delete.
19102 (override_options): Remove -mspace related code.
19103 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
19104 (compute_frame_size): Only allocate space for register that
19105 actually need to be saved.
19106 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
19107 (TARGET_SWITCHES): Remove -mspace, -mno-space
19108 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
19109 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
19110 * pa/ee.asm, pa/ee_fp.asm: Delete.
19112 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
19114 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
19115 directive in column zero.
19117 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
19119 * m68k.c (output_function_prologue): Fix computation of save mask
19120 when generating PIC code.
19122 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
19124 * tree.c (build_type_attribute_variant): Move current_obstack restore
19125 after build_qualified_type call.
19127 1999-07-15 Mark Mitchell <mark@codesourcery.com>
19129 * configure.in: Use t-iris6, even with GNU LD.
19130 * config/mips/iris6gld.h: Fix typo in linker spec.
19131 * config/mips/t-iris6gld: Remove.
19133 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
19135 * rs6000.md (insv, extzv): Remove SImode dependence in named
19136 patterns. Explicitly generate DImode RTL if PowerPC64 and
19138 (insvdi): Reverse start and size in instruction template.
19140 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
19142 * invoke.texi: Typo fixes.
19144 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
19146 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
19147 handle at this time instead of silently generating incorrect code.
19148 (gen_imagpart): Likewise.
19150 * reload.c (find_reloads): Emit a USE for a pseudo register without
19151 a hard register if we could not create an optional reload for the
19154 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19156 * c-typeck.c (output_init_element, process_init_element):
19157 When advancing constructor_unfilled_fields for a RECORD_TYPE,
19158 check for nameless bit fields.
19160 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
19162 * regclass.c (scan_one_insn): Notice subregs that change the
19163 size of their operand.
19164 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
19166 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
19168 * configure.in (alpha*-*-*): Include alpha/t-ieee.
19169 * configure: Rebuilt.
19170 * alpha/t-ieee: New file.
19172 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
19174 * rs6000.c (find_addr_reg): Do not select r0 as an address
19177 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
19179 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
19181 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
19183 * rs6000.md (movsf): Do not force easy FP constants into memory.
19185 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
19186 immed_double_const to ensure they are properly truncated then
19189 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
19191 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
19192 always unless NO_DEBUG is used. Compile this code
19194 (replace_symbols_in_block): Compile it unconditionally.
19196 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
19198 * configure.in (i?86-*-elf*): New target.
19199 * configure: Rebuilt.
19200 * i386/i386elf.h, i386/t-i386elf: New files.
19202 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
19204 * toplev.c (main): Don't complain about saying -gdwarf.
19205 (rest_of_compilation): Remove redundant code.
19207 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
19209 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
19211 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
19213 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
19214 "Li960R:", to avoid name clash.
19216 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
19218 * loop.c (check_dbra_loop): When reversing a loop, delete all
19219 REG_EQUAL notes referencing the reversed biv except those which are
19220 for a giv based on it.
19222 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
19224 * version.c: Drop "gcc-" prefix from version #.
19226 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
19228 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
19229 the label if we're being verbose.
19231 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
19233 * m68k.c (output_function_prologue): Add pic register to mask
19234 if live and flag_pic.
19235 (output_function_epilogue): Likewise.
19237 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
19239 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
19240 directives in column zero.
19242 * pa/elf.h (ASM_FILE_START): Define.
19243 * pa/som.h (ASM_FILE_START): Include .level directives.
19244 * pa/hpux10.h (ASM_FILE_START): Delete.
19245 * pa/hpux11.h (ASM_FILE_START): Delete.
19247 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
19249 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19251 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
19252 when reload_out equals reload_in.
19254 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
19256 * invoke.texi (Spec Files): New node: Describe the contents of
19259 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
19261 * invoke.texi (DEC Alpha Options): Put @end table at
19262 beginning of line, to avoid confusing texi2html.
19264 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
19266 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
19267 introduced in previous delta.
19269 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
19271 * reload1.c (gen_reload): When synthesizing a 3 operand add
19272 sequence, improve test for when to reload OP1 into the reload
19273 register instead of OP0.
19275 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
19277 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
19279 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
19281 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
19284 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
19286 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
19287 (va_dcl): Use __builtin_va_alist_t.
19289 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
19291 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
19292 on the permanent_obstack.
19293 * dwarfout.c (output_type): Likewise.
19295 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
19297 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
19298 Merged from c-typeck.c and cp/typeck.c.
19299 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
19300 Merged into c-common.
19302 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
19304 * c-lex.c (errorcount): Declare it.
19305 (finish_parse): Update errorcount when using CPPLIB.
19307 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
19309 * fixinc/inclhack.def(end_else_label): Double the backslash so
19310 sed gets a chance to see it.
19311 * fixinc/inclhack.sh: regen
19312 * fixinc/fixincl.x: regen
19314 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
19316 Add framework to support armv5 architecture when it becomes
19319 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
19320 (arm_arch5): New variable.
19321 (all_architectures): Add armv5 line.
19322 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
19323 -march=armv5 is specified on the command line.
19324 (arm_arch5): Export this variable.
19325 * invoke.texi: Document new string accepted by -march= switch for
19328 * config/arm/arm.h: Replace use of constant 12 as a register
19329 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
19330 * config/arm/arm.c: Replace use of constant 12 as a register
19331 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
19333 * config/arm/elf.h: Tidy up.
19334 * config/arm/coff.h: Tidy up.
19336 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
19338 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
19339 * gcc/config/mips/t-iris6gld: New file.
19340 * gcc/config/mips/iris6gld.h: Likewise.
19342 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
19344 * c-decl.c (widest_integer_literal_type_node,
19345 widest_unsigned_literal_type) : New.
19346 (init_decl_processing): Handle/use the two new types.
19347 * c-common.c (type_for_size,type_for_mode) : Same.
19348 * c-lex.c (yylex) : Same.
19349 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
19351 * c-tree.h (widest_integer_literal_type_node,
19352 widest_unsigned_literal_type) : New.
19354 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
19356 * dwarfout.c (field_byte_offset): Correctly compute the object's
19357 byte offset for the first bit of a field which crosses an alignment
19358 boundary on a !BYTES_BIG_ENDIAN target.
19360 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
19362 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
19365 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
19366 Jeff Law <law@cygnus.com>
19368 * ginclude/varargs.h (va_dcl): Use word_mode for type of
19371 * except.c: Include intl.h.
19372 (expand_eh_return): Set current_function_cannot_inline.
19373 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
19374 * function.h (struct function): Add eh_return_stub_label.
19375 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
19376 * Makefile.in (except.o): Depend on intl.h.
19378 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
19380 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
19381 same as offsettable in cases 1 and 2.
19383 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
19385 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
19386 (extlh, extwh): Likewise.
19388 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
19390 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
19392 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
19394 * configure.in: Add arm-pe and thumb-pe targets.
19395 * configure: Regenerate.
19397 * thumb.c (arm_naked_function_p): New function: Determines if
19398 a function is naked (has no gcc generated prologue/epilogue).
19399 (is_called_in_ARM_mode): Return true if the func has the
19400 interfacearm attribute.
19401 (output_return): Do not generate a return for naked functions.
19402 (thumb_function_prologue): Do not generate a prologue for
19404 (thumb_expand_prologue): Do not generate a prologue for naked
19406 (thumb_expand_epilogue): Do not generate an epilogue for naked
19408 (arm_valid_machine_decl_attribute): New function, copied from
19409 arm.c: Permit naked and interfacearm attributes.
19411 * config/arm/pe.c: New file: Support code for arm-pe target.
19412 * config/arm/pe.h: New file: Header file for arm-pe target.
19413 * config/arm/tpe.h: New file: Header file for thumb-pe target.
19414 * config/arm/t-thumb-pe: New file: Makefile fragment for
19417 1999-07-01 Mark Kettenis <kettenis@gnu.org>
19419 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
19420 -fPIC or -fpic is specified.
19422 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
19424 * expr.c (emit_block_move): Use copy_to_mode_reg for
19425 !TARGET_MEM_FUNCTIONS case too.
19427 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
19429 * configure: Rebuilt.
19430 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
19431 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
19432 definitions made redundant by dbxelf.h inclusion. Delete
19433 lots of definitions related to assembly output that are
19434 specific to the SOM object format.
19435 * pa.c (output_function_prologue): Do not emit the function's
19437 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
19438 * pa-pro.h: Deleted.
19439 * som.h: New file with SOM specific definitions.
19440 * elf.h: New file with ELF specific definitions.
19442 * elfos.h (const_section): Output a tab before assembler directives.
19443 (ctors_section, dtors_section): Likewise.
19444 (ASM_OUTPUT_SECTION_NAME): Likewise.
19446 * pa/pa1.h: Delete unused file.
19448 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
19450 * configure.in (hppa*-hp-hpux11*): New configuration.
19451 * configure: Rebuilt.
19452 * pa/pa-hpux11.h: New file.
19453 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
19456 * mips.md (leasi, leadi): New patterns.
19458 * expr.c (emit_block_move): Properly handle case where one of the
19459 block move arguments has a queued increment or decrement.
19460 (clear_storage): Similarly. Fix formatting goof.
19462 1999-06-28 "David O'Brien" <obrien@NUXI.com>
19464 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
19465 semicolon from the BSD VA_LIST replacement expression.
19467 * fixinc/inclhack.sh: regen
19468 * fixinc/fixincl.x: regen
19470 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
19471 now use the fixincl program.
19473 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
19475 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
19476 case. Also make the PIC register call_used.
19478 * m68k.h (FINALIZE_PIC): Delete.
19479 * m68k.c (finalize_pic): Delete.
19481 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
19483 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
19486 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
19488 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
19490 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
19492 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
19494 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
19496 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
19498 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
19500 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
19502 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
19504 * rs6000.c (output_toc): Always use hex values for floating-point
19505 constants. Store single-precision values in upper-half of TOC
19506 entry in 64-bit mode.
19507 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
19508 to final constraints.
19509 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
19510 (fctiwz): Improve accuracy of RTL for pattern.
19512 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
19514 * expr.c (expand_expr): Allow RTL_EXPR's through the
19515 MAX_INTEGER_COMPUTATION_MODE checks.
19517 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
19519 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
19520 such that MASK_SUPPORT_ARCH is not negative.
19522 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
19524 * loop.c (verify_dominator): Properly handle ADDR_VEC and
19525 ADDR_DIFF_VEC insns that appear inside loops.
19527 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
19528 Jeff Law <law@cygnus.com>
19530 * rs6000.md (movdf_hardfloat32): Revert previous patch.
19531 Handle LO_SUM the same as offsettable in cases 1 and 2.
19532 * rs6000.c (find_addr_reg): Revert previous patch.
19534 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
19536 * system.h (strstr): New external function declaration.
19537 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
19538 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
19539 * config.in, configure: Rebuilt.
19541 1999-06-24 Tom Tromey <tromey@cygnus.com>
19543 * gcc.c (main): Read user-specified specs files after computing
19544 additional startfile_prefixes.
19546 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
19548 Revert these two patches:
19550 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19551 * loop.c (strength_reduce): When doing biv->giv conversion, update
19552 reg note of NEXT->insn.
19554 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19555 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
19557 (recombine_givs): Set ix field after sorting.
19559 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19561 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
19562 for the parts of an UNSPEC / UNSPEC_VOLATILE.
19564 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
19566 *fixinc/inclhack.def: Add fix development commentary
19567 (read_ret_type): reactivate and add selection clause
19568 (zzz_*): tweak output file name to match what is used in hackshell.tpl
19569 *fixinc/{fixincl.x|inclhack.sh}: regen
19571 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
19573 * expr.c (expand_expr): STRIP_NOPS before checking against
19574 MAX_INTEGER_COMPUTATION_MODE
19575 (check_max_integer_computation_mode): Likewise.
19577 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
19579 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
19581 1999-06-22 Jim Wilson <wilson@cygnus.com>
19583 * expr.c (store_expr): When target is a promoted subreg, return a
19584 promoted subreg as a result.
19586 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
19588 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
19590 (dwarf2out_define): Mark unused parameters appropriately.
19591 (gen_unspecified_parameters_die): Ditto.
19592 (gen_subprogram_die): Fix signed/unsigned warnings.
19593 (gen_variable_die): Ditto.
19595 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
19597 * fixinc/inclhack.def(end_else_label): combined else_label
19598 and endif_label and fixed the sed expression.
19599 *fixinc/{fixincl.x|inclhack.sh}: regen
19601 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
19603 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
19604 'x' when handling non-offsettable addresses
19606 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
19608 * final.c (shorten_branches): Don't try to split an insn that has
19611 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
19613 * config/mips/mips.c (symbolic_expression_p): New function.
19614 (mips_select_rtx_section): Put symbolic expressions in the
19615 data section, not the read-only data section.
19617 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
19619 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
19621 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
19623 * collect2.c (main): Log frame table count.
19624 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
19625 (scan_prog_file) [COFF]: Handle frame tables.
19627 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
19628 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
19629 * alpha/elf.h: Undef them again.
19630 * alpha/vms.h: Remove their definitions.
19632 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19634 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
19635 remove the clobber of r0 and change the REG_UNUSED note to
19638 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
19640 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
19641 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
19642 fits in HOST_WIDE_INT and one uses union to access a long constant
19645 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
19647 * sparc.c (sparc_override_options): Don't allow profiling for
19648 code models other than medlow.
19649 (sparc_function_profiler): New function from old FUNCTION_PROFILER
19650 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
19651 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
19652 (sparc_block_profiler): Likewise.
19653 (sparc_function_block_profiler_exit): Likewise.
19654 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
19655 (FUNCTION_BLOCK_PROFILER): Likewise.
19656 (BLOCK_PROFILER): Likewise.
19657 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
19658 (MCOUNT_FUNCTION): New.
19659 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
19660 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
19661 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
19662 (MCOUNT_FUNCTION): New.
19663 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
19664 (BLOCK_PROFILER): Delete.
19665 (MCOUNT_FUNCTION): New.
19667 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
19669 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
19671 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
19673 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
19676 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
19679 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
19682 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
19685 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
19687 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
19690 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
19692 * i386/djgpp.h (LIB_SPEC): New.
19693 (STARTFILE_SPEC): New.
19695 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
19697 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
19699 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
19702 * system.h (WSTOPSIG): New macro.
19704 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
19706 * c-pragma.c (push_alignment): Don't ignore alignments greater than
19708 (insert_pack_attributes): Take into account member natural
19711 * i386/winnt.c (exports_head): New static variable.
19712 (i386_pe_record_exported_symbol): New function.
19713 (i386_pe_asm_file_end): Use.
19714 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
19715 symbols to be emitted at end of assembly.
19716 (ASM_DECLARE_OBJECT_NAME): Likewise.
19717 (ASM_DECLARE_FUNCTION_NAME): Likewise.
19719 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
19722 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
19724 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
19727 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
19729 * haifa-sched.c (sched_analyze_1): Use free_list instead of
19730 zapping reg_last_uses directly.
19731 (sched_analyze_2, sched_analyze_insn): Likewise.
19732 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
19734 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
19736 * rs6000.md (movdf_hardfloat32): Use worst case insn length
19737 attributes for cases 1 and 2.
19739 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
19741 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
19744 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
19746 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
19748 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
19750 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
19751 PIC_OFFSET_TABLE_REGNUM for general alloaction.
19752 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
19753 must be stacked if it is used for PIC accesses.
19754 * arm.c (use_return_insn): Handle PIC register specially.
19755 (output_return_instruction): Likewise.
19756 (output_func_{prologue,epilogue}): Likewise.
19757 (output_expand_prologue): Likewise.
19759 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
19760 (*strsi_predec): Renamed from *strqi_predec.
19761 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
19762 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
19764 * arm.c (arm_override_options): Remove warning about PIC code
19765 not being supported.
19767 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
19769 * rs6000.c (find_addr_reg): New function.
19770 * rs6000.h (find_addr_reg): Declare.
19771 (offsettable_addr_operand): Delete.
19772 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
19773 from and stores to GPRs.
19775 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
19777 * alpha.c (alpha_expand_block_move): Use get_insns rather than
19778 gen_sequence as argument to emit_no_conflict_block.
19780 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
19782 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
19783 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
19784 *fixinc/fixincl.x: regen
19785 *fixinc/inclhack.sh: regen
19787 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
19789 * added support for -mpcrel (PC relative addressing for m68k)
19790 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
19791 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
19792 * m68k.c (print_operand_address): Handle 32-bit PIC case.
19793 (comments for general_src_operand): Add some explanation
19794 about EXTRA_CONSTRAINTS.
19795 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
19796 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
19797 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
19798 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
19799 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
19800 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
19801 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
19802 if not already set.
19803 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
19804 * m68k.h (TARGET_PCREL): New target flag.
19805 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
19806 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
19807 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
19808 contains a SYMBOL_REF. Relax this constraint during reload, since
19809 we want to use the predicates, not reload's built-in concept of a
19810 valid memory address, to control what insns need reloading.
19811 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
19812 operands (essentially 'g', 'm', and 's' under normal circumstances).
19813 * m68k.c (print_operand): Cause printing of pc-relative addresses
19814 to include pc register.
19815 (print_operand_address): Ditto.
19816 (general_src_operand): Accept operands that are not only
19817 general_operands, but are also valid when used as a pc-relative
19819 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
19820 (memory_src_operand): Similar, for memory_operands.
19821 (pcrel_address): New predicate to accept the special case of a
19822 pc-relative address.
19823 * m68k.md (many patterns): Rewrite common SImode, HImode, and
19824 QImode insns to accept *_src_operand instead of *_operand where
19825 pc-relative operands can fit. For example, a pc-relative operand
19826 can be used as a memory source operand for addsi3, but not as a
19827 memory destination.
19828 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
19830 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
19832 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
19833 .thumb_set pseudo op to mark aliases of thumb functions.
19835 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
19837 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
19838 preference to ASM_OUTPUT_DEF, if it is defined.
19840 * tm.texi: Document new, optional target macro
19841 ASM_OUTPUT_DEF_FROM_DECLS.
19843 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
19845 * fixincludes: ISCNTL patch
19846 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
19847 (dgux_int_varargs): new for DG/UX
19848 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
19850 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
19852 * invoke.texi (ia32 options): Fix typo.
19854 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19856 * loop.c (strength_reduce): When doing biv->giv conversion, update
19857 reg note of NEXT->insn.
19859 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
19861 * loop.c (move_movables): Note issues with replacing REGs with
19863 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
19865 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
19867 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
19869 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
19870 the reference to `mcount' was not correct for the ELF on FreeBSD.
19872 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19874 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
19877 (recombine_givs): Set ix field after sorting.
19879 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
19881 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
19882 to safe to extract a subword out of a REG.
19884 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19886 * sh.md (mulsi3): Don't add a no-op move at the end.
19888 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19890 * cse.c (cse_insn): Don't put hard register source into tables for
19891 the last insn of a libcall.
19893 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19895 * loop.c (strength_reduce): Insert sets of derived givs at every
19896 biv increment, even if it's the only one.
19898 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
19900 * dwarfout.c (add_incomplete_type): New fn.
19901 (output_type): Call it.
19902 (retry_incomplete_types): New fn.
19903 (dwarfout_finish): Call it.
19905 From Eric Raskin <ehr@listworks.com>:
19906 (output_type): Output types for bases.
19908 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
19910 * mips.c (mips_output_conditional_branch): Add `break'
19911 between `default' label and `close braces'.
19913 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
19915 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
19916 specifications and make it realistic.
19917 (LIB_SPEC): Likewise.
19919 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
19921 * config/mips/mips.c (mips_secondary_reload_class): Check for
19922 (PLUS (SP) (REG)) and return appropriate register class.
19923 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
19924 Handle (PLUS (SP) (REG)).
19925 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
19926 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
19927 of emit_insn for tablejump.
19929 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
19931 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
19932 asm_fprintf format string by itself.
19933 (output_function_profiler): Likewise.
19935 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
19937 * combine.c (simplify_logical, case AND): Only call
19938 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
19939 or the constant is positive.
19941 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
19943 * configure.in: Fix typo in rs6000-ibm-aix4 case.
19944 * configure: Regenerate.
19946 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
19948 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
19949 require a sub-version #.
19950 * configure: Rebuilt.
19952 1999-06-14 Robert Lipe (robertlipe@usa.net)
19954 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
19956 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
19958 * c-typeck.c (process_init_element): Detect excess elements in
19959 char array initializer.
19961 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
19963 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
19965 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
19967 * invoke.texi (Option Summary): Add -fpermissive flag.
19969 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
19971 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
19972 that require PIC code sequences.
19974 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
19976 * configure.in: Add new target: thumb-elf.
19977 * configure: Regenerate.
19978 * config/arm/t-thumb-elf: New file: Makefile fragment for
19980 * config/arm/telf.h: New file: Header file for thumb-elf
19983 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
19985 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
19986 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
19987 initializers is some circumstances.
19989 * fixinc/inclhack.def (endif_label): Add additional selector for
19990 more bogus stuff after #endif statements.
19991 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
19993 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
19995 * i386/cygwin.h (SET_ASM_OP): Define.
19997 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
19999 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
20001 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20003 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
20006 * sh.md (ic_invalidate_line_i): Remove second alternative.
20008 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
20010 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
20011 test for the presence of valid prototypes. Delete bypass expr.
20012 (ioctl_fix_ctrl): Correct the selection expression.
20013 (no_double_slash): Correct quoting rules
20014 *fixinc/fixincl.x: regen
20015 *fixinc/inclhack.sh: regen
20017 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
20019 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
20021 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
20023 * rs6000.md (movsi_got_internal_mem): Delete.
20024 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
20025 (GOT_TOC_REGNUM): Delete.
20026 (PIC_OFFSET_TABLE_REGNUM): Define.
20027 (FINALIZE_PIC): Disable.
20028 * rs6000.c (rs6000_got_register): New code for fixed pic register.
20029 (rs6000_replace_regno): Delete.
20030 (rs6000_finalize_pic): Likewise.
20031 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
20033 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20035 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
20036 is a note; use <= for the compare; advance P while it is
20039 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
20041 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
20042 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
20044 * varasm.c (remove_from_pending_weak_list): Verify t->name
20045 is non-NULL before passing it to strcmp.
20047 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
20049 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
20050 the typed arguments are not part of a comment
20051 (ioctl_fix_ctrl): Added a purpose comment
20052 *fixinc/fixincl.x: regenerate
20053 *fixinc/inclhack.sh: regenerate
20055 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
20057 * invoke.texi: Add C4x invocation docs.
20059 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
20061 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
20063 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
20065 (c4x_legitimize_reload_address): New function.
20066 * config/c4x/c4x.md: Update docs.
20068 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
20070 * fixincludes: Avoid removing '.'.
20071 * fixinc/fixinc.svr4: Likewise.
20072 * fixinc/fixinc.winnt: Likewise.
20073 * fixinc/inclhack.tpl: Likewise.
20074 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
20076 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20078 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
20080 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
20082 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
20084 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
20087 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
20089 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
20090 * configure: Regenerate.
20092 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
20094 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
20097 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
20099 * fixinc/inclhack.def (avoid_bool): Also catch
20100 "typedef [unsigned] int bool".
20101 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
20103 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
20104 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
20105 * configure: Rebuilt.
20107 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
20109 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
20110 such that we can override its definitions if necessary.
20111 (CPP_SPEC): New define. Support processor specific predefines via
20113 (CC1_SPEC): New define. Support processor specific compiler
20114 options via %(cc1_cpu).
20115 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
20118 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20120 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
20121 between sed's -e flag, and the open-quote following it.
20122 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
20124 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
20125 Jeffrey A Law (law@cygnus.com)
20127 * varasm.c (assemble_start_function): Remove the function
20128 from the pending weak decls list when we define a function.
20129 (assemble_variable): Similarly for variables.
20130 (weak_finish): Ignore items on the list with a NULL name.
20131 (remove_from_ending_weak_list); New function to "remove" an item
20132 from the pending weak declarations list.
20134 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
20136 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
20138 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
20140 * c-lex.c (GETC): Redefine to call getch.
20141 (UNGETC): Redefine to call put_back.
20142 (putback_buffer): New structure type.
20143 (putback): New static structure.
20144 (getch): New function.
20145 (put_back): New function.
20146 (yylex): Replace unused bytes from bad multibyte character.
20148 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
20150 * cpplib.c (do_define): Cast `alloca' return value.
20151 (do_include, do_undef, do_pragma): Likewise.
20152 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
20154 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
20155 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
20157 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
20159 * sparc.md (abstf2): This should be an expand.
20160 (split after abstf2_notv9): Fix mode.
20161 (abstf2_hq_v9): New pattern.
20162 (abstf2_v9): Only use when no hard quad.
20163 (absdf2_v9): Fix if target is not the same as source.
20164 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
20165 Add correct output constraints.
20167 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
20169 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
20170 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
20172 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
20174 * mips.h (mips_output_conditional_branch): New function.
20175 (mips_adjust_insn_length): Likewise.
20176 (ASSEMBLER_SCRATCH_REGNUM): New macro.
20177 (ADJUST_INSN_LENGTH): Likewise.
20178 * mips.c (print_operand): Add `F' and `W' for floating-point
20179 comparison opcodes.
20180 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
20182 (mips_adjust_insn_length): New function.
20183 (mips_output_conditional_branch): New function.
20184 * mips.md (length): Adjust attribute definition to handle
20185 conditional branches. Change lengths to bytes, rather than
20186 instructions throughout. Remove length attribute from
20187 instructions whose length is four bytes, and rely on the default
20189 (dslot): Fix typo in comment.
20190 Reword conditional branch patterns to use
20191 mips_output_conditional_branch.
20193 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20195 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
20196 (LIB_SPEC): Likewise.
20197 Link with -lprof1_r for -g/-pg.
20199 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
20201 * loop.c (check_dbra_loop): Fix change of Jan 19.
20203 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
20205 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
20206 (STARTFILE_SPEC): Define, override the svr4.h version.
20207 (ENDFILE_SPEC): Likewise.
20209 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
20211 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
20212 * fixinc/fixincl.x: Regenerated.
20213 * fixinc/inclhack.sh: Regenerated.
20215 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20217 * sh.c (barrier_align): Don't return early for normal branch/barrier
20218 when optimizing for SH2.
20220 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
20222 * i386/udk.h (LINK_SPEC): Correct linker search path for
20225 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20227 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
20228 (braf_label_ref_operand): Delete.
20229 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
20230 * sh.md (casesi_jump_2): Operand1 is now the inside of a
20231 label_ref, and has no predicate.
20232 The patten has a predicate to guard against invalid substitutions.
20233 (dummy_jump): Delete.
20234 (casesi): Update use of casesi_jump_2.
20236 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
20238 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
20239 *fixinc/fixincl.x: regenerate
20240 *fixinc/inclhack.sh: regenerate
20242 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
20244 * dwarf2out.c (add_incomplete_type): New fn.
20245 (gen_struct_or_union_type_die): Call it.
20246 (retry_incomplete_types): New fn.
20247 (dwarf2out_finish): Call it.
20249 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
20251 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
20252 current block starts with a CODE_LABEL and ends with a CALL and
20253 we can not find all the argument setup instructions for the CALL.
20255 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
20257 Revert this change:
20258 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
20259 something is a candidate for optimize_bit_field_compare.
20261 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20263 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
20265 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
20267 * alpha.c (override_options): Thinko in last patch.
20269 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
20270 (LIB_SPEC): Recognize -pthread.
20272 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
20274 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
20275 definition in config/arm/coff.h
20276 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
20278 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
20280 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
20281 fixes that need "file=xxx\n" prepended before invocation
20282 (start_fixer - new): starting the fixer process is complex enough
20283 to warrent its own routine. It prepends the "file=xxx\n" stuff.
20284 (process): uses the new routine; omit usage of putenv()
20285 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
20286 * fixinc/fixincl.x: regenerate
20288 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
20290 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
20291 and version #s (1.1 -> 2.96) as needed.
20292 * README.g77: Kill way out of date file in the toplevel directory.
20294 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
20296 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
20297 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
20298 * configure: Rebuilt.
20299 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
20300 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
20301 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
20302 (SWITCH_TAKES_ARG): Likewise.
20303 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
20304 * config/t-freebsd: Moved from config/i386/ so it can used for all
20307 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
20309 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
20311 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
20313 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
20314 * configure: Rebuilt.
20316 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
20318 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
20319 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
20320 * rs6000/rs6000.c (rs6000_file_start): Use putc.
20321 (rs6000_output_load_toc_table): Same.
20322 (output_prolog, output_mi_thunk): Same.
20323 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
20324 (ASM_GLOBALIZE_LABEL): Use putc.
20326 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
20328 * alpha.md (reload_*_help): New patterns and splitters.
20329 (reload_*): Use them.
20330 (mov[qh]i): Likewise.
20332 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
20334 * cccp.c (handle_directive): Handle backslash-newlines in quoted
20337 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
20339 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
20341 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
20343 * flow.c (mark_regs_live_at_end, insn_dead_p,
20344 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
20345 and HARD_FRAME_POINTER_REGNUM special treatment if reload
20346 hasn't run or the frame pointer is needed.
20347 * haifa-sched.c (attach_deaths): Likewise.
20348 * sched.c (attach_deaths): Likewise.
20350 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
20352 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
20353 calculate_can_reach_end returns nonzero.
20355 * configure.in (native gas tests): Search for an assembler in the
20356 same manner that the installed compiler will.
20357 * configure: Rebuilt.
20358 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
20360 * alias.c (find_base_term): Improve handling of addresses
20361 constructed from binary operations.
20363 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
20365 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
20367 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
20369 * function.h (cleanup_label, frame_offset): Declare.
20370 (tail_recursion_label, tail_recursion_reentry): Likewise.
20371 (arg_pointer_save_area, rtl_expr_chain): Likewise.
20372 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
20373 (tail_recursion_label, tail_recursion_reentry): Likewise.
20374 (arg_pointer_save_area, rtl_expr_chain): Likewise.
20376 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
20378 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
20380 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
20381 (MAX_OFILE_ALIGNMENT): Define.
20383 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
20385 * fixincl.c: Replace local include scheme with #includes of
20386 gansidecl.h and system.h.
20387 * procopen.c: Likewise.
20388 * server.c: Likewise.
20390 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
20392 * i386/t-dgux (EXTRA_PARTS): Add crti.o
20393 (crti.o): Add build rule and dependencies.
20394 * fixinc/fixinc.dgux: Use modified _int_varargs.h
20396 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
20398 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
20399 (LIB_LINUX_SPEC): Likewise.
20400 (LIB_LINUX_SPEC): Add support for -pthread
20401 (CPP_OS_LINUX_SPEC): Likewise.
20402 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
20405 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
20407 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
20409 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
20410 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
20411 for IEEE math and CC_FCOMI.
20412 (put_jump_code): No IEEE if CC_FCOMI is set.
20414 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
20416 * fold-const.c (fold_truthop): Make the field reference unsigned
20417 when converting a single bit compare.
20419 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20421 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
20423 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
20425 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
20426 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
20429 * reload.c (push_reload): Do not call remove_address_replacements
20430 when presented with identical optional reloads.
20432 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
20434 * alpha.h (MASK_FIX, TARGET_FIX): New.
20435 (MASK_*): Reorganize constants.
20436 (CPP_AM_FIX_SPEC): New.
20437 (TARGET_SWITCHES): Add FIX.
20438 (EXTRA_SPECS): Likewise.
20439 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
20440 (SECONDARY_MEMORY_NEEDED): Likewise.
20441 (REGISTER_MOVE_COST): Likewise.
20442 * alpha.c (override_options): Add FIX support. Always use
20443 ALPHA_TP_PROG for ev6.
20444 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
20445 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
20446 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
20448 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
20450 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
20451 something is a candidate for optimize_bit_field_compare.
20453 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
20455 * gcc.texi (Passes): Document branch-shortening.
20456 * invoke.texi (Debugging Options): Document the fact that `-dp'
20457 outputs length information for instructions.
20459 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
20461 * flow.c: Revert previous delta.
20463 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
20465 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
20466 FRAME_POINTER_REGNUM.
20467 (mark_set_1): Ditto.
20468 (mark_used_regs): Ditto.
20470 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
20472 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
20473 (GOT_PCREL): New macro. Define to 1 if not already defined.
20474 * arm/elf.h (GOT_PCREL): Define to 0.
20475 * arm.c (arm_finalize_pic): Take into account the setting of
20478 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
20480 * output.h (STRIP_NAME_ENCODING): Provide default definition.
20481 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
20483 * flow.c (mark_set_1): Do not record BLKmode stores as dead
20484 store elimination candidates.
20486 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
20488 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
20491 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
20493 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
20494 Add use of x-aix41-gld.
20496 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
20498 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
20499 (ASM_OUTPUT_DESTRUCTOR): Define.
20501 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
20503 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
20504 last CODE_LABEL in a loop if we have previously passed a jump
20505 to the top of the loop.
20507 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
20509 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
20510 applying Philip's patch.
20512 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
20514 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
20517 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
20519 * loop.c (strength_reduce): Grow reg_single_usage as needed.
20521 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
20523 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
20524 Also remove a useless comment.
20526 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
20528 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
20530 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
20532 * collect2.c (main): Only generate import or export file and add
20533 to link arguments if non-empty. Use xmalloc not alloca.
20534 (write_{export,import}_file): Delete.
20535 (write_aix_file): New function.
20536 (locatelib): Use xmalloc not malloc.
20537 (GCC_OK_SYMBOL): Do not check type if aix64.
20539 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
20541 Based on patch by Scott Bambrough and Pat Beirne:
20542 * config/arm/arm.c (making_const_table): New variable.
20543 * config/arm/arm.h (making_const_table): Declare.
20544 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
20546 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
20547 Keep track of when we are building the constant table.
20549 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
20551 * config/arm/arm.c (arm_override_options): Fix erroneous warning
20554 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
20556 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
20559 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
20561 * tm.texi (FUNCTION_ARG): Correct description of a stack element
20564 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
20566 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
20568 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
20570 * rs6000.c (output_mi_thunk): Enable full support again.
20572 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20574 * sh.h (BRANCH_COST): Define.
20576 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
20578 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
20580 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
20582 * function.c (assign_stack_local): Align stack slot propertly.
20583 (assign_outer_stack_local): Likewise.
20585 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
20587 * expr.h (lang_expand_constant): Declare.
20588 * toplev.c (lang_expand_constant): Define it.
20589 * varasm.c (output_constant): Use it.
20591 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20593 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
20594 Change function definitions to K&R style.
20596 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
20598 * fixinc/fixincl.c: We must not ignore SIGCLD now.
20600 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
20602 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
20603 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
20604 (several places): omit static initialization
20605 (process): use single fd, since only the read fd is used
20606 * fixinc/gnu-regex.c: define 'const' away, if not supported
20607 * fixinc/procopen.c(several places): omit static initialization
20608 * fixinc/server.c: define 'volitile' away, if not supported
20610 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
20612 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
20613 asm_fprintf and %L to generate the label name.
20614 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
20615 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
20617 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
20619 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
20620 insn for a conditional jump can not be found.
20622 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
20624 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
20625 on variables in specific sections other than .sbss and .sdata.
20627 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
20629 * stmt.c (expand_return): Call start_cleanup_deferral and
20630 end_cleanup_deferral around conditional code.
20632 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
20634 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
20635 filename lists. Utilizes new "krstr" AutoGen function.
20636 * fixinc/fixincl.x: Rebuilt.
20638 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
20640 * i386.c (output_float_compare): Avoid GNU-C extensions.
20642 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
20644 * version.c: Bump to distinguish mainline tree from the
20647 See ChangeLog.1 for earlier changes.